Commit | Line | Data |
---|---|---|
e9e23e23 | 1 | /* Graphical user interface functions for the Microsoft W32 API. |
a93f4566 | 2 | Copyright (C) 1989, 92, 93, 94, 95, 1996, 1997, 1998, 1999, 2000, 2001 |
6fc2811b | 3 | Free Software Foundation, Inc. |
ee78dc32 GV |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
3b7ad313 EN |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
ee78dc32 GV |
21 | |
22 | /* Added by Kevin Gallo */ | |
23 | ||
ee78dc32 | 24 | #include <config.h> |
1edf84e7 GV |
25 | |
26 | #include <signal.h> | |
ee78dc32 | 27 | #include <stdio.h> |
1edf84e7 GV |
28 | #include <limits.h> |
29 | #include <errno.h> | |
ee78dc32 GV |
30 | |
31 | #include "lisp.h" | |
4587b026 | 32 | #include "charset.h" |
71eab8d1 | 33 | #include "dispextern.h" |
ee78dc32 | 34 | #include "w32term.h" |
c7501041 | 35 | #include "keyboard.h" |
ee78dc32 GV |
36 | #include "frame.h" |
37 | #include "window.h" | |
38 | #include "buffer.h" | |
126f2e35 | 39 | #include "fontset.h" |
6fc2811b | 40 | #include "intervals.h" |
ee78dc32 | 41 | #include "blockinput.h" |
57bda87a | 42 | #include "epaths.h" |
489f9371 | 43 | #include "w32heap.h" |
ee78dc32 | 44 | #include "termhooks.h" |
4587b026 | 45 | #include "coding.h" |
3545439c | 46 | #include "ccl.h" |
6fc2811b JR |
47 | #include "systime.h" |
48 | ||
49 | #include "bitmaps/gray.xbm" | |
ee78dc32 GV |
50 | |
51 | #include <commdlg.h> | |
cb9e33d4 | 52 | #include <shellapi.h> |
6fc2811b | 53 | #include <ctype.h> |
ee78dc32 | 54 | |
1030b26b JR |
55 | #include <dlgs.h> |
56 | #define FILE_NAME_TEXT_FIELD edt1 | |
57 | ||
9785d95b BK |
58 | void syms_of_w32fns (); |
59 | void globals_of_w32fns (); | |
839b1909 | 60 | static void init_external_image_libraries (); |
9785d95b | 61 | |
ee78dc32 | 62 | extern void free_frame_menubar (); |
9eb16b62 | 63 | extern void x_compute_fringe_widths P_ ((struct frame *, int)); |
6fc2811b | 64 | extern double atof (); |
9eb16b62 JR |
65 | extern int w32_console_toggle_lock_key P_ ((int, Lisp_Object)); |
66 | extern void w32_menu_display_help P_ ((HWND, HMENU, UINT, UINT)); | |
67 | extern void w32_free_menu_strings P_ ((HWND)); | |
68 | ||
5ac45f98 | 69 | extern int quit_char; |
ee78dc32 | 70 | |
ccc2d29c GV |
71 | extern char *lispy_function_keys[]; |
72 | ||
6fc2811b JR |
73 | /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses |
74 | it, and including `bitmaps/gray' more than once is a problem when | |
75 | config.h defines `static' as an empty replacement string. */ | |
76 | ||
77 | int gray_bitmap_width = gray_width; | |
78 | int gray_bitmap_height = gray_height; | |
79 | unsigned char *gray_bitmap_bits = gray_bits; | |
80 | ||
ee78dc32 | 81 | /* The colormap for converting color names to RGB values */ |
fbd6baed | 82 | Lisp_Object Vw32_color_map; |
ee78dc32 | 83 | |
da36a4d6 | 84 | /* Non nil if alt key presses are passed on to Windows. */ |
fbd6baed | 85 | Lisp_Object Vw32_pass_alt_to_system; |
da36a4d6 | 86 | |
8c205c63 RS |
87 | /* Non nil if alt key is translated to meta_modifier, nil if it is translated |
88 | to alt_modifier. */ | |
fbd6baed | 89 | Lisp_Object Vw32_alt_is_meta; |
8c205c63 | 90 | |
7d081355 AI |
91 | /* If non-zero, the windows virtual key code for an alternative quit key. */ |
92 | Lisp_Object Vw32_quit_key; | |
93 | ||
ccc2d29c GV |
94 | /* Non nil if left window key events are passed on to Windows (this only |
95 | affects whether "tapping" the key opens the Start menu). */ | |
96 | Lisp_Object Vw32_pass_lwindow_to_system; | |
97 | ||
98 | /* Non nil if right window key events are passed on to Windows (this | |
99 | only affects whether "tapping" the key opens the Start menu). */ | |
100 | Lisp_Object Vw32_pass_rwindow_to_system; | |
101 | ||
adcc3809 GV |
102 | /* Virtual key code used to generate "phantom" key presses in order |
103 | to stop system from acting on Windows key events. */ | |
104 | Lisp_Object Vw32_phantom_key_code; | |
105 | ||
ccc2d29c GV |
106 | /* Modifier associated with the left "Windows" key, or nil to act as a |
107 | normal key. */ | |
108 | Lisp_Object Vw32_lwindow_modifier; | |
109 | ||
110 | /* Modifier associated with the right "Windows" key, or nil to act as a | |
111 | normal key. */ | |
112 | Lisp_Object Vw32_rwindow_modifier; | |
113 | ||
114 | /* Modifier associated with the "Apps" key, or nil to act as a normal | |
115 | key. */ | |
116 | Lisp_Object Vw32_apps_modifier; | |
117 | ||
118 | /* Value is nil if Num Lock acts as a function key. */ | |
119 | Lisp_Object Vw32_enable_num_lock; | |
120 | ||
121 | /* Value is nil if Caps Lock acts as a function key. */ | |
122 | Lisp_Object Vw32_enable_caps_lock; | |
123 | ||
124 | /* Modifier associated with Scroll Lock, or nil to act as a normal key. */ | |
125 | Lisp_Object Vw32_scroll_lock_modifier; | |
da36a4d6 | 126 | |
7ce9aaca | 127 | /* Switch to control whether we inhibit requests for synthesized bold |
6fc2811b | 128 | and italic versions of fonts. */ |
d84b082d | 129 | int w32_enable_synthesized_fonts; |
5ac45f98 GV |
130 | |
131 | /* Enable palette management. */ | |
fbd6baed | 132 | Lisp_Object Vw32_enable_palette; |
5ac45f98 GV |
133 | |
134 | /* Control how close left/right button down events must be to | |
135 | be converted to a middle button down event. */ | |
fbd6baed | 136 | Lisp_Object Vw32_mouse_button_tolerance; |
5ac45f98 | 137 | |
84fb1139 KH |
138 | /* Minimum interval between mouse movement (and scroll bar drag) |
139 | events that are passed on to the event loop. */ | |
fbd6baed | 140 | Lisp_Object Vw32_mouse_move_interval; |
84fb1139 | 141 | |
74214547 JR |
142 | /* Flag to indicate if XBUTTON events should be passed on to Windows. */ |
143 | int w32_pass_extra_mouse_buttons_to_system; | |
144 | ||
ee78dc32 GV |
145 | /* The name we're using in resource queries. */ |
146 | Lisp_Object Vx_resource_name; | |
147 | ||
148 | /* Non nil if no window manager is in use. */ | |
149 | Lisp_Object Vx_no_window_manager; | |
150 | ||
0af913d7 | 151 | /* Non-zero means we're allowed to display a hourglass pointer. */ |
dfff8a69 | 152 | |
0af913d7 | 153 | int display_hourglass_p; |
6fc2811b | 154 | |
ee78dc32 GV |
155 | /* The background and shape of the mouse pointer, and shape when not |
156 | over text or in the modeline. */ | |
dfff8a69 | 157 | |
ee78dc32 | 158 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
c9b2104d | 159 | Lisp_Object Vx_hourglass_pointer_shape, Vx_window_horizontal_drag_shape, Vx_hand_shape; |
6fc2811b | 160 | |
ee78dc32 | 161 | /* The shape when over mouse-sensitive text. */ |
dfff8a69 | 162 | |
ee78dc32 GV |
163 | Lisp_Object Vx_sensitive_text_pointer_shape; |
164 | ||
c9b2104d JR |
165 | #ifndef IDC_HAND |
166 | #define IDC_HAND MAKEINTRESOURCE(32649) | |
167 | #endif | |
168 | ||
ee78dc32 | 169 | /* Color of chars displayed in cursor box. */ |
dfff8a69 | 170 | |
ee78dc32 GV |
171 | Lisp_Object Vx_cursor_fore_pixel; |
172 | ||
1edf84e7 | 173 | /* Nonzero if using Windows. */ |
dfff8a69 | 174 | |
1edf84e7 GV |
175 | static int w32_in_use; |
176 | ||
ee78dc32 | 177 | /* Search path for bitmap files. */ |
dfff8a69 | 178 | |
ee78dc32 GV |
179 | Lisp_Object Vx_bitmap_file_path; |
180 | ||
4587b026 | 181 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
dfff8a69 | 182 | |
4587b026 GV |
183 | Lisp_Object Vx_pixel_size_width_font_regexp; |
184 | ||
33d52f9c GV |
185 | /* Alist of bdf fonts and the files that define them. */ |
186 | Lisp_Object Vw32_bdf_filename_alist; | |
187 | ||
f46e6225 | 188 | /* A flag to control whether fonts are matched strictly or not. */ |
1075afa9 GV |
189 | int w32_strict_fontnames; |
190 | ||
c0611964 AI |
191 | /* A flag to control whether we should only repaint if GetUpdateRect |
192 | indicates there is an update region. */ | |
193 | int w32_strict_painting; | |
194 | ||
dfff8a69 JR |
195 | /* Associative list linking character set strings to Windows codepages. */ |
196 | Lisp_Object Vw32_charset_info_alist; | |
197 | ||
198 | /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */ | |
199 | #ifndef VIETNAMESE_CHARSET | |
200 | #define VIETNAMESE_CHARSET 163 | |
201 | #endif | |
202 | ||
ee78dc32 GV |
203 | Lisp_Object Qauto_raise; |
204 | Lisp_Object Qauto_lower; | |
ee78dc32 GV |
205 | Lisp_Object Qborder_color; |
206 | Lisp_Object Qborder_width; | |
ab0bb234 | 207 | extern Lisp_Object Qbox; |
ee78dc32 GV |
208 | Lisp_Object Qcursor_color; |
209 | Lisp_Object Qcursor_type; | |
ee78dc32 GV |
210 | Lisp_Object Qgeometry; |
211 | Lisp_Object Qicon_left; | |
212 | Lisp_Object Qicon_top; | |
213 | Lisp_Object Qicon_type; | |
214 | Lisp_Object Qicon_name; | |
215 | Lisp_Object Qinternal_border_width; | |
216 | Lisp_Object Qleft; | |
1026b400 | 217 | Lisp_Object Qright; |
ee78dc32 GV |
218 | Lisp_Object Qmouse_color; |
219 | Lisp_Object Qnone; | |
220 | Lisp_Object Qparent_id; | |
221 | Lisp_Object Qscroll_bar_width; | |
222 | Lisp_Object Qsuppress_icon; | |
ee78dc32 GV |
223 | Lisp_Object Qundefined_color; |
224 | Lisp_Object Qvertical_scroll_bars; | |
225 | Lisp_Object Qvisibility; | |
226 | Lisp_Object Qwindow_id; | |
227 | Lisp_Object Qx_frame_parameter; | |
228 | Lisp_Object Qx_resource_name; | |
229 | Lisp_Object Quser_position; | |
230 | Lisp_Object Quser_size; | |
6fc2811b | 231 | Lisp_Object Qscreen_gamma; |
dfff8a69 JR |
232 | Lisp_Object Qline_spacing; |
233 | Lisp_Object Qcenter; | |
dc220243 | 234 | Lisp_Object Qcancel_timer; |
adcc3809 GV |
235 | Lisp_Object Qhyper; |
236 | Lisp_Object Qsuper; | |
237 | Lisp_Object Qmeta; | |
238 | Lisp_Object Qalt; | |
239 | Lisp_Object Qctrl; | |
240 | Lisp_Object Qcontrol; | |
241 | Lisp_Object Qshift; | |
242 | ||
dfff8a69 JR |
243 | Lisp_Object Qw32_charset_ansi; |
244 | Lisp_Object Qw32_charset_default; | |
245 | Lisp_Object Qw32_charset_symbol; | |
246 | Lisp_Object Qw32_charset_shiftjis; | |
767b1ff0 | 247 | Lisp_Object Qw32_charset_hangeul; |
dfff8a69 JR |
248 | Lisp_Object Qw32_charset_gb2312; |
249 | Lisp_Object Qw32_charset_chinesebig5; | |
250 | Lisp_Object Qw32_charset_oem; | |
251 | ||
71eab8d1 AI |
252 | #ifndef JOHAB_CHARSET |
253 | #define JOHAB_CHARSET 130 | |
254 | #endif | |
dfff8a69 JR |
255 | #ifdef JOHAB_CHARSET |
256 | Lisp_Object Qw32_charset_easteurope; | |
257 | Lisp_Object Qw32_charset_turkish; | |
258 | Lisp_Object Qw32_charset_baltic; | |
259 | Lisp_Object Qw32_charset_russian; | |
260 | Lisp_Object Qw32_charset_arabic; | |
261 | Lisp_Object Qw32_charset_greek; | |
262 | Lisp_Object Qw32_charset_hebrew; | |
767b1ff0 | 263 | Lisp_Object Qw32_charset_vietnamese; |
dfff8a69 JR |
264 | Lisp_Object Qw32_charset_thai; |
265 | Lisp_Object Qw32_charset_johab; | |
266 | Lisp_Object Qw32_charset_mac; | |
267 | #endif | |
268 | ||
269 | #ifdef UNICODE_CHARSET | |
270 | Lisp_Object Qw32_charset_unicode; | |
271 | #endif | |
272 | ||
f7b9d4d1 JR |
273 | Lisp_Object Qfullscreen; |
274 | Lisp_Object Qfullwidth; | |
275 | Lisp_Object Qfullheight; | |
276 | Lisp_Object Qfullboth; | |
277 | ||
6fc2811b JR |
278 | extern Lisp_Object Qtop; |
279 | extern Lisp_Object Qdisplay; | |
6fc2811b | 280 | |
5ac45f98 GV |
281 | /* State variables for emulating a three button mouse. */ |
282 | #define LMOUSE 1 | |
283 | #define MMOUSE 2 | |
284 | #define RMOUSE 4 | |
285 | ||
286 | static int button_state = 0; | |
fbd6baed | 287 | static W32Msg saved_mouse_button_msg; |
48094ace | 288 | static unsigned mouse_button_timer = 0; /* non-zero when timer is active */ |
fbd6baed | 289 | static W32Msg saved_mouse_move_msg; |
48094ace | 290 | static unsigned mouse_move_timer = 0; |
84fb1139 | 291 | |
9eb16b62 JR |
292 | /* Window that is tracking the mouse. */ |
293 | static HWND track_mouse_window; | |
f60ae425 BK |
294 | |
295 | typedef BOOL (WINAPI * TrackMouseEvent_Proc) ( | |
296 | IN OUT LPTRACKMOUSEEVENT lpEventTrack | |
297 | ); | |
298 | ||
299 | TrackMouseEvent_Proc track_mouse_event_fn=NULL; | |
9eb16b62 | 300 | |
93fbe8b7 | 301 | /* W95 mousewheel handler */ |
7d0393cf | 302 | unsigned int msh_mousewheel = 0; |
93fbe8b7 | 303 | |
48094ace | 304 | /* Timers */ |
84fb1139 KH |
305 | #define MOUSE_BUTTON_ID 1 |
306 | #define MOUSE_MOVE_ID 2 | |
48094ace JR |
307 | #define MENU_FREE_ID 3 |
308 | /* The delay (milliseconds) before a menu is freed after WM_EXITMENULOOP | |
309 | is received. */ | |
310 | #define MENU_FREE_DELAY 1000 | |
311 | static unsigned menu_free_timer = 0; | |
5ac45f98 | 312 | |
ee78dc32 | 313 | /* The below are defined in frame.c. */ |
dfff8a69 | 314 | |
ee78dc32 | 315 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
1edf84e7 | 316 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
6fc2811b | 317 | extern Lisp_Object Qtool_bar_lines; |
ee78dc32 GV |
318 | |
319 | extern Lisp_Object Vwindow_system_version; | |
320 | ||
4b817373 RS |
321 | Lisp_Object Qface_set_after_frame_default; |
322 | ||
937e601e AI |
323 | #ifdef GLYPH_DEBUG |
324 | int image_cache_refcount, dpyinfo_refcount; | |
325 | #endif | |
326 | ||
327 | ||
fbd6baed GV |
328 | /* From w32term.c. */ |
329 | extern Lisp_Object Vw32_num_mouse_buttons; | |
ccc2d29c | 330 | extern Lisp_Object Vw32_recognize_altgr; |
5ac45f98 | 331 | |
65906840 | 332 | extern HWND w32_system_caret_hwnd; |
93f2ca61 | 333 | |
65906840 JR |
334 | extern int w32_system_caret_height; |
335 | extern int w32_system_caret_x; | |
336 | extern int w32_system_caret_y; | |
93f2ca61 JR |
337 | extern int w32_use_visible_system_caret; |
338 | ||
d285988b | 339 | static HWND w32_visible_system_caret_hwnd; |
65906840 | 340 | |
ee78dc32 | 341 | \f |
1edf84e7 GV |
342 | /* Error if we are not connected to MS-Windows. */ |
343 | void | |
344 | check_w32 () | |
345 | { | |
346 | if (! w32_in_use) | |
347 | error ("MS-Windows not in use or not initialized"); | |
348 | } | |
349 | ||
350 | /* Nonzero if we can use mouse menus. | |
351 | You should not call this unless HAVE_MENUS is defined. */ | |
7d0393cf | 352 | |
1edf84e7 GV |
353 | int |
354 | have_menus_p () | |
355 | { | |
356 | return w32_in_use; | |
357 | } | |
358 | ||
ee78dc32 | 359 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame |
fbd6baed | 360 | and checking validity for W32. */ |
ee78dc32 GV |
361 | |
362 | FRAME_PTR | |
363 | check_x_frame (frame) | |
364 | Lisp_Object frame; | |
365 | { | |
366 | FRAME_PTR f; | |
367 | ||
368 | if (NILP (frame)) | |
6fc2811b | 369 | frame = selected_frame; |
b7826503 | 370 | CHECK_LIVE_FRAME (frame); |
6fc2811b | 371 | f = XFRAME (frame); |
fbd6baed GV |
372 | if (! FRAME_W32_P (f)) |
373 | error ("non-w32 frame used"); | |
ee78dc32 GV |
374 | return f; |
375 | } | |
376 | ||
7d0393cf | 377 | /* Let the user specify a display with a frame. |
fbd6baed | 378 | nil stands for the selected frame--or, if that is not a w32 frame, |
ee78dc32 GV |
379 | the first display on the list. */ |
380 | ||
fbd6baed | 381 | static struct w32_display_info * |
ee78dc32 GV |
382 | check_x_display_info (frame) |
383 | Lisp_Object frame; | |
384 | { | |
385 | if (NILP (frame)) | |
386 | { | |
6fc2811b | 387 | struct frame *sf = XFRAME (selected_frame); |
7d0393cf | 388 | |
6fc2811b JR |
389 | if (FRAME_W32_P (sf) && FRAME_LIVE_P (sf)) |
390 | return FRAME_W32_DISPLAY_INFO (sf); | |
ee78dc32 | 391 | else |
fbd6baed | 392 | return &one_w32_display_info; |
ee78dc32 GV |
393 | } |
394 | else if (STRINGP (frame)) | |
395 | return x_display_info_for_name (frame); | |
396 | else | |
397 | { | |
398 | FRAME_PTR f; | |
399 | ||
b7826503 | 400 | CHECK_LIVE_FRAME (frame); |
ee78dc32 | 401 | f = XFRAME (frame); |
fbd6baed GV |
402 | if (! FRAME_W32_P (f)) |
403 | error ("non-w32 frame used"); | |
404 | return FRAME_W32_DISPLAY_INFO (f); | |
ee78dc32 GV |
405 | } |
406 | } | |
407 | \f | |
fbd6baed | 408 | /* Return the Emacs frame-object corresponding to an w32 window. |
ee78dc32 GV |
409 | It could be the frame's main window or an icon window. */ |
410 | ||
411 | /* This function can be called during GC, so use GC_xxx type test macros. */ | |
412 | ||
413 | struct frame * | |
414 | x_window_to_frame (dpyinfo, wdesc) | |
fbd6baed | 415 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
416 | HWND wdesc; |
417 | { | |
418 | Lisp_Object tail, frame; | |
419 | struct frame *f; | |
420 | ||
8e713be6 | 421 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
ee78dc32 | 422 | { |
8e713be6 | 423 | frame = XCAR (tail); |
ee78dc32 GV |
424 | if (!GC_FRAMEP (frame)) |
425 | continue; | |
426 | f = XFRAME (frame); | |
2d764c78 | 427 | if (!FRAME_W32_P (f) || FRAME_W32_DISPLAY_INFO (f) != dpyinfo) |
ee78dc32 | 428 | continue; |
0af913d7 | 429 | if (f->output_data.w32->hourglass_window == wdesc) |
f79e6790 JR |
430 | return f; |
431 | ||
fbd6baed | 432 | if (FRAME_W32_WINDOW (f) == wdesc) |
ee78dc32 GV |
433 | return f; |
434 | } | |
435 | return 0; | |
436 | } | |
437 | ||
438 | \f | |
439 | ||
440 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
441 | id, which is just an int that this section returns. Bitmaps are | |
442 | reference counted so they can be shared among frames. | |
443 | ||
444 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
445 | be used to indicate no bitmap. | |
446 | ||
447 | If you use x_create_bitmap_from_data, then you must keep track of | |
448 | the bitmaps yourself. That is, creating a bitmap from the same | |
449 | data more than once will not be caught. */ | |
450 | ||
451 | ||
452 | /* Functions to access the contents of a bitmap, given an id. */ | |
453 | ||
454 | int | |
455 | x_bitmap_height (f, id) | |
456 | FRAME_PTR f; | |
457 | int id; | |
458 | { | |
fbd6baed | 459 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
ee78dc32 GV |
460 | } |
461 | ||
462 | int | |
463 | x_bitmap_width (f, id) | |
464 | FRAME_PTR f; | |
465 | int id; | |
466 | { | |
fbd6baed | 467 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
ee78dc32 GV |
468 | } |
469 | ||
470 | int | |
471 | x_bitmap_pixmap (f, id) | |
472 | FRAME_PTR f; | |
473 | int id; | |
474 | { | |
fbd6baed | 475 | return (int) FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
ee78dc32 GV |
476 | } |
477 | ||
478 | ||
479 | /* Allocate a new bitmap record. Returns index of new record. */ | |
480 | ||
481 | static int | |
482 | x_allocate_bitmap_record (f) | |
483 | FRAME_PTR f; | |
484 | { | |
fbd6baed | 485 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
486 | int i; |
487 | ||
488 | if (dpyinfo->bitmaps == NULL) | |
489 | { | |
490 | dpyinfo->bitmaps_size = 10; | |
491 | dpyinfo->bitmaps | |
fbd6baed | 492 | = (struct w32_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); |
ee78dc32 GV |
493 | dpyinfo->bitmaps_last = 1; |
494 | return 1; | |
495 | } | |
496 | ||
497 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) | |
498 | return ++dpyinfo->bitmaps_last; | |
499 | ||
500 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) | |
501 | if (dpyinfo->bitmaps[i].refcount == 0) | |
502 | return i + 1; | |
503 | ||
504 | dpyinfo->bitmaps_size *= 2; | |
505 | dpyinfo->bitmaps | |
fbd6baed GV |
506 | = (struct w32_bitmap_record *) xrealloc (dpyinfo->bitmaps, |
507 | dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); | |
ee78dc32 GV |
508 | return ++dpyinfo->bitmaps_last; |
509 | } | |
510 | ||
511 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
512 | ||
513 | void | |
514 | x_reference_bitmap (f, id) | |
515 | FRAME_PTR f; | |
516 | int id; | |
517 | { | |
fbd6baed | 518 | ++FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
ee78dc32 GV |
519 | } |
520 | ||
521 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
522 | ||
523 | int | |
524 | x_create_bitmap_from_data (f, bits, width, height) | |
525 | struct frame *f; | |
526 | char *bits; | |
527 | unsigned int width, height; | |
528 | { | |
fbd6baed | 529 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
530 | Pixmap bitmap; |
531 | int id; | |
532 | ||
533 | bitmap = CreateBitmap (width, height, | |
fbd6baed GV |
534 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_planes, |
535 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_cbits, | |
ee78dc32 GV |
536 | bits); |
537 | ||
538 | if (! bitmap) | |
539 | return -1; | |
540 | ||
541 | id = x_allocate_bitmap_record (f); | |
542 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
543 | dpyinfo->bitmaps[id - 1].file = NULL; | |
544 | dpyinfo->bitmaps[id - 1].hinst = NULL; | |
545 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
546 | dpyinfo->bitmaps[id - 1].depth = 1; | |
547 | dpyinfo->bitmaps[id - 1].height = height; | |
548 | dpyinfo->bitmaps[id - 1].width = width; | |
549 | ||
550 | return id; | |
551 | } | |
552 | ||
553 | /* Create bitmap from file FILE for frame F. */ | |
554 | ||
555 | int | |
556 | x_create_bitmap_from_file (f, file) | |
557 | struct frame *f; | |
558 | Lisp_Object file; | |
559 | { | |
560 | return -1; | |
767b1ff0 | 561 | #if 0 /* TODO : bitmap support */ |
fbd6baed | 562 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 | 563 | unsigned int width, height; |
6fc2811b | 564 | HBITMAP bitmap; |
ee78dc32 GV |
565 | int xhot, yhot, result, id; |
566 | Lisp_Object found; | |
567 | int fd; | |
568 | char *filename; | |
569 | HINSTANCE hinst; | |
570 | ||
571 | /* Look for an existing bitmap with the same name. */ | |
572 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) | |
573 | { | |
574 | if (dpyinfo->bitmaps[id].refcount | |
575 | && dpyinfo->bitmaps[id].file | |
d5db4077 | 576 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) SDATA (file))) |
ee78dc32 GV |
577 | { |
578 | ++dpyinfo->bitmaps[id].refcount; | |
579 | return id + 1; | |
580 | } | |
581 | } | |
582 | ||
583 | /* Search bitmap-file-path for the file, if appropriate. */ | |
de2413e9 | 584 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, Qnil); |
ee78dc32 GV |
585 | if (fd < 0) |
586 | return -1; | |
6fc2811b | 587 | emacs_close (fd); |
ee78dc32 | 588 | |
d5db4077 | 589 | filename = (char *) SDATA (found); |
ee78dc32 GV |
590 | |
591 | hinst = LoadLibraryEx (filename, NULL, LOAD_LIBRARY_AS_DATAFILE); | |
592 | ||
593 | if (hinst == NULL) | |
594 | return -1; | |
595 | ||
7d0393cf | 596 | |
fbd6baed | 597 | result = XReadBitmapFile (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
ee78dc32 GV |
598 | filename, &width, &height, &bitmap, &xhot, &yhot); |
599 | if (result != BitmapSuccess) | |
600 | return -1; | |
601 | ||
602 | id = x_allocate_bitmap_record (f); | |
603 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
604 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
d5db4077 | 605 | dpyinfo->bitmaps[id - 1].file = (char *) xmalloc (SCHARS (file) + 1); |
ee78dc32 GV |
606 | dpyinfo->bitmaps[id - 1].depth = 1; |
607 | dpyinfo->bitmaps[id - 1].height = height; | |
608 | dpyinfo->bitmaps[id - 1].width = width; | |
d5db4077 | 609 | strcpy (dpyinfo->bitmaps[id - 1].file, SDATA (file)); |
ee78dc32 GV |
610 | |
611 | return id; | |
767b1ff0 | 612 | #endif /* TODO */ |
ee78dc32 GV |
613 | } |
614 | ||
615 | /* Remove reference to bitmap with id number ID. */ | |
616 | ||
33d52f9c | 617 | void |
ee78dc32 GV |
618 | x_destroy_bitmap (f, id) |
619 | FRAME_PTR f; | |
620 | int id; | |
621 | { | |
fbd6baed | 622 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
623 | |
624 | if (id > 0) | |
625 | { | |
626 | --dpyinfo->bitmaps[id - 1].refcount; | |
627 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
628 | { | |
629 | BLOCK_INPUT; | |
630 | DeleteObject (dpyinfo->bitmaps[id - 1].pixmap); | |
631 | if (dpyinfo->bitmaps[id - 1].file) | |
632 | { | |
6fc2811b | 633 | xfree (dpyinfo->bitmaps[id - 1].file); |
ee78dc32 GV |
634 | dpyinfo->bitmaps[id - 1].file = NULL; |
635 | } | |
636 | UNBLOCK_INPUT; | |
637 | } | |
638 | } | |
639 | } | |
640 | ||
641 | /* Free all the bitmaps for the display specified by DPYINFO. */ | |
642 | ||
643 | static void | |
644 | x_destroy_all_bitmaps (dpyinfo) | |
fbd6baed | 645 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
646 | { |
647 | int i; | |
648 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
649 | if (dpyinfo->bitmaps[i].refcount > 0) | |
650 | { | |
651 | DeleteObject (dpyinfo->bitmaps[i].pixmap); | |
652 | if (dpyinfo->bitmaps[i].file) | |
6fc2811b | 653 | xfree (dpyinfo->bitmaps[i].file); |
ee78dc32 GV |
654 | } |
655 | dpyinfo->bitmaps_last = 0; | |
656 | } | |
657 | \f | |
fbd6baed | 658 | /* Connect the frame-parameter names for W32 frames |
ee78dc32 GV |
659 | to the ways of passing the parameter values to the window system. |
660 | ||
661 | The name of a parameter, as a Lisp symbol, | |
662 | has an `x-frame-parameter' property which is an integer in Lisp | |
663 | but can be interpreted as an `enum x_frame_parm' in C. */ | |
664 | ||
665 | enum x_frame_parm | |
666 | { | |
667 | X_PARM_FOREGROUND_COLOR, | |
668 | X_PARM_BACKGROUND_COLOR, | |
669 | X_PARM_MOUSE_COLOR, | |
670 | X_PARM_CURSOR_COLOR, | |
671 | X_PARM_BORDER_COLOR, | |
672 | X_PARM_ICON_TYPE, | |
673 | X_PARM_FONT, | |
674 | X_PARM_BORDER_WIDTH, | |
675 | X_PARM_INTERNAL_BORDER_WIDTH, | |
676 | X_PARM_NAME, | |
677 | X_PARM_AUTORAISE, | |
678 | X_PARM_AUTOLOWER, | |
679 | X_PARM_VERT_SCROLL_BAR, | |
680 | X_PARM_VISIBILITY, | |
681 | X_PARM_MENU_BAR_LINES | |
682 | }; | |
683 | ||
684 | ||
685 | struct x_frame_parm_table | |
686 | { | |
687 | char *name; | |
6fc2811b | 688 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ee78dc32 GV |
689 | }; |
690 | ||
ca56d953 JR |
691 | BOOL my_show_window P_ ((struct frame *, HWND, int)); |
692 | void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT)); | |
937e601e AI |
693 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
694 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
695 | static void x_change_window_heights P_ ((Lisp_Object, int)); | |
767b1ff0 | 696 | /* TODO: Native Input Method support; see x_create_im. */ |
6fc2811b | 697 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
dfff8a69 | 698 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
f7b9d4d1 | 699 | static void x_set_fullscreen P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
700 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
701 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
702 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
703 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
704 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
705 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
706 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
707 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
41c1bdd9 | 708 | static void x_set_fringe_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
709 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
710 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
711 | Lisp_Object)); | |
712 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
713 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
714 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
715 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
716 | Lisp_Object)); | |
717 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
718 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
719 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
720 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
721 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
722 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
723 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
3cf3436e JR |
724 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
725 | Lisp_Object)); | |
ee78dc32 GV |
726 | |
727 | static struct x_frame_parm_table x_frame_parms[] = | |
728 | { | |
72e4adef JR |
729 | {"auto-raise", x_set_autoraise}, |
730 | {"auto-lower", x_set_autolower}, | |
731 | {"background-color", x_set_background_color}, | |
732 | {"border-color", x_set_border_color}, | |
733 | {"border-width", x_set_border_width}, | |
734 | {"cursor-color", x_set_cursor_color}, | |
735 | {"cursor-type", x_set_cursor_type}, | |
736 | {"font", x_set_font}, | |
737 | {"foreground-color", x_set_foreground_color}, | |
738 | {"icon-name", x_set_icon_name}, | |
739 | {"icon-type", x_set_icon_type}, | |
740 | {"internal-border-width", x_set_internal_border_width}, | |
741 | {"menu-bar-lines", x_set_menu_bar_lines}, | |
742 | {"mouse-color", x_set_mouse_color}, | |
743 | {"name", x_explicitly_set_name}, | |
744 | {"scroll-bar-width", x_set_scroll_bar_width}, | |
745 | {"title", x_set_title}, | |
746 | {"unsplittable", x_set_unsplittable}, | |
747 | {"vertical-scroll-bars", x_set_vertical_scroll_bars}, | |
748 | {"visibility", x_set_visibility}, | |
749 | {"tool-bar-lines", x_set_tool_bar_lines}, | |
750 | {"screen-gamma", x_set_screen_gamma}, | |
751 | {"line-spacing", x_set_line_spacing}, | |
752 | {"left-fringe", x_set_fringe_width}, | |
f7b9d4d1 JR |
753 | {"right-fringe", x_set_fringe_width}, |
754 | {"fullscreen", x_set_fullscreen}, | |
ee78dc32 GV |
755 | }; |
756 | ||
757 | /* Attach the `x-frame-parameter' properties to | |
fbd6baed | 758 | the Lisp symbol names of parameters relevant to W32. */ |
ee78dc32 | 759 | |
dfff8a69 | 760 | void |
ee78dc32 GV |
761 | init_x_parm_symbols () |
762 | { | |
763 | int i; | |
764 | ||
765 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) | |
766 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, | |
767 | make_number (i)); | |
768 | } | |
769 | \f | |
f7b9d4d1 JR |
770 | /* Really try to move where we want to be in case of fullscreen. Some WMs |
771 | moves the window where we tell them. Some (mwm, twm) moves the outer | |
772 | window manager window there instead. | |
773 | Try to compensate for those WM here. */ | |
774 | static void | |
775 | x_fullscreen_move (f, new_top, new_left) | |
776 | struct frame *f; | |
777 | int new_top; | |
778 | int new_left; | |
779 | { | |
780 | if (new_top != f->output_data.w32->top_pos | |
781 | || new_left != f->output_data.w32->left_pos) | |
782 | { | |
783 | int move_x = new_left; | |
784 | int move_y = new_top; | |
785 | ||
786 | f->output_data.w32->want_fullscreen |= FULLSCREEN_MOVE_WAIT; | |
787 | x_set_offset (f, move_x, move_y, 1); | |
788 | } | |
789 | } | |
790 | ||
dfff8a69 | 791 | /* Change the parameters of frame F as specified by ALIST. |
ee78dc32 GV |
792 | If a parameter is not specially recognized, do nothing; |
793 | otherwise call the `x_set_...' function for that parameter. */ | |
794 | ||
795 | void | |
796 | x_set_frame_parameters (f, alist) | |
797 | FRAME_PTR f; | |
798 | Lisp_Object alist; | |
799 | { | |
800 | Lisp_Object tail; | |
801 | ||
802 | /* If both of these parameters are present, it's more efficient to | |
803 | set them both at once. So we wait until we've looked at the | |
804 | entire list before we set them. */ | |
b839712d | 805 | int width, height; |
ee78dc32 GV |
806 | |
807 | /* Same here. */ | |
808 | Lisp_Object left, top; | |
809 | ||
810 | /* Same with these. */ | |
811 | Lisp_Object icon_left, icon_top; | |
812 | ||
813 | /* Record in these vectors all the parms specified. */ | |
814 | Lisp_Object *parms; | |
815 | Lisp_Object *values; | |
a797a73d | 816 | int i, p; |
ee78dc32 GV |
817 | int left_no_change = 0, top_no_change = 0; |
818 | int icon_left_no_change = 0, icon_top_no_change = 0; | |
f7b9d4d1 | 819 | int fullscreen_is_being_set = 0; |
ee78dc32 | 820 | |
5878523b RS |
821 | struct gcpro gcpro1, gcpro2; |
822 | ||
ee78dc32 GV |
823 | i = 0; |
824 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
825 | i++; | |
826 | ||
827 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
828 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
829 | ||
830 | /* Extract parm names and values into those vectors. */ | |
831 | ||
832 | i = 0; | |
833 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
834 | { | |
6fc2811b | 835 | Lisp_Object elt; |
ee78dc32 GV |
836 | |
837 | elt = Fcar (tail); | |
838 | parms[i] = Fcar (elt); | |
839 | values[i] = Fcdr (elt); | |
840 | i++; | |
841 | } | |
5878523b RS |
842 | /* TAIL and ALIST are not used again below here. */ |
843 | alist = tail = Qnil; | |
844 | ||
845 | GCPRO2 (*parms, *values); | |
846 | gcpro1.nvars = i; | |
847 | gcpro2.nvars = i; | |
848 | ||
849 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, | |
850 | because their values appear in VALUES and strings are not valid. */ | |
b839712d | 851 | top = left = Qunbound; |
ee78dc32 GV |
852 | icon_left = icon_top = Qunbound; |
853 | ||
b839712d | 854 | /* Provide default values for HEIGHT and WIDTH. */ |
dfff8a69 JR |
855 | if (FRAME_NEW_WIDTH (f)) |
856 | width = FRAME_NEW_WIDTH (f); | |
857 | else | |
858 | width = FRAME_WIDTH (f); | |
859 | ||
860 | if (FRAME_NEW_HEIGHT (f)) | |
861 | height = FRAME_NEW_HEIGHT (f); | |
862 | else | |
863 | height = FRAME_HEIGHT (f); | |
b839712d | 864 | |
a797a73d GV |
865 | /* Process foreground_color and background_color before anything else. |
866 | They are independent of other properties, but other properties (e.g., | |
867 | cursor_color) are dependent upon them. */ | |
41c1bdd9 | 868 | /* Process default font as well, since fringe widths depends on it. */ |
7d0393cf | 869 | for (p = 0; p < i; p++) |
a797a73d GV |
870 | { |
871 | Lisp_Object prop, val; | |
872 | ||
873 | prop = parms[p]; | |
874 | val = values[p]; | |
41c1bdd9 KS |
875 | if (EQ (prop, Qforeground_color) |
876 | || EQ (prop, Qbackground_color) | |
f7b9d4d1 JR |
877 | || EQ (prop, Qfont) |
878 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
879 | { |
880 | register Lisp_Object param_index, old_value; | |
881 | ||
a797a73d | 882 | old_value = get_frame_param (f, prop); |
f7b9d4d1 | 883 | fullscreen_is_being_set |= EQ (prop, Qfullscreen); |
a05e2bae JR |
884 | |
885 | if (NILP (Fequal (val, old_value))) | |
886 | { | |
887 | store_frame_param (f, prop, val); | |
7d0393cf | 888 | |
a05e2bae JR |
889 | param_index = Fget (prop, Qx_frame_parameter); |
890 | if (NATNUMP (param_index) | |
891 | && (XFASTINT (param_index) | |
892 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
893 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
894 | } | |
a797a73d GV |
895 | } |
896 | } | |
897 | ||
ee78dc32 GV |
898 | /* Now process them in reverse of specified order. */ |
899 | for (i--; i >= 0; i--) | |
900 | { | |
901 | Lisp_Object prop, val; | |
902 | ||
903 | prop = parms[i]; | |
904 | val = values[i]; | |
905 | ||
b839712d RS |
906 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
907 | width = XFASTINT (val); | |
908 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
909 | height = XFASTINT (val); | |
ee78dc32 GV |
910 | else if (EQ (prop, Qtop)) |
911 | top = val; | |
912 | else if (EQ (prop, Qleft)) | |
913 | left = val; | |
914 | else if (EQ (prop, Qicon_top)) | |
915 | icon_top = val; | |
916 | else if (EQ (prop, Qicon_left)) | |
917 | icon_left = val; | |
41c1bdd9 KS |
918 | else if (EQ (prop, Qforeground_color) |
919 | || EQ (prop, Qbackground_color) | |
f7b9d4d1 JR |
920 | || EQ (prop, Qfont) |
921 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
922 | /* Processed above. */ |
923 | continue; | |
ee78dc32 GV |
924 | else |
925 | { | |
926 | register Lisp_Object param_index, old_value; | |
927 | ||
ee78dc32 | 928 | old_value = get_frame_param (f, prop); |
a05e2bae | 929 | |
ee78dc32 | 930 | store_frame_param (f, prop, val); |
a05e2bae JR |
931 | |
932 | param_index = Fget (prop, Qx_frame_parameter); | |
ee78dc32 GV |
933 | if (NATNUMP (param_index) |
934 | && (XFASTINT (param_index) | |
935 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
3c190163 | 936 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); |
ee78dc32 GV |
937 | } |
938 | } | |
939 | ||
940 | /* Don't die if just one of these was set. */ | |
941 | if (EQ (left, Qunbound)) | |
942 | { | |
943 | left_no_change = 1; | |
fbd6baed GV |
944 | if (f->output_data.w32->left_pos < 0) |
945 | left = Fcons (Qplus, Fcons (make_number (f->output_data.w32->left_pos), Qnil)); | |
ee78dc32 | 946 | else |
fbd6baed | 947 | XSETINT (left, f->output_data.w32->left_pos); |
ee78dc32 GV |
948 | } |
949 | if (EQ (top, Qunbound)) | |
950 | { | |
951 | top_no_change = 1; | |
fbd6baed GV |
952 | if (f->output_data.w32->top_pos < 0) |
953 | top = Fcons (Qplus, Fcons (make_number (f->output_data.w32->top_pos), Qnil)); | |
ee78dc32 | 954 | else |
fbd6baed | 955 | XSETINT (top, f->output_data.w32->top_pos); |
ee78dc32 GV |
956 | } |
957 | ||
958 | /* If one of the icon positions was not set, preserve or default it. */ | |
959 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
960 | { | |
961 | icon_left_no_change = 1; | |
962 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
963 | if (NILP (icon_left)) | |
964 | XSETINT (icon_left, 0); | |
965 | } | |
966 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
967 | { | |
968 | icon_top_no_change = 1; | |
969 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
970 | if (NILP (icon_top)) | |
971 | XSETINT (icon_top, 0); | |
972 | } | |
973 | ||
f7b9d4d1 JR |
974 | if (FRAME_VISIBLE_P (f) && fullscreen_is_being_set) |
975 | { | |
976 | /* If the frame is visible already and the fullscreen parameter is | |
977 | being set, it is too late to set WM manager hints to specify | |
978 | size and position. | |
979 | Here we first get the width, height and position that applies to | |
980 | fullscreen. We then move the frame to the appropriate | |
981 | position. Resize of the frame is taken care of in the code after | |
982 | this if-statement. */ | |
983 | int new_left, new_top; | |
7d0393cf | 984 | |
f7b9d4d1 JR |
985 | x_fullscreen_adjust (f, &width, &height, &new_top, &new_left); |
986 | x_fullscreen_move (f, new_top, new_left); | |
987 | } | |
988 | ||
ee78dc32 GV |
989 | /* Don't set these parameters unless they've been explicitly |
990 | specified. The window might be mapped or resized while we're in | |
991 | this function, and we don't want to override that unless the lisp | |
992 | code has asked for it. | |
993 | ||
994 | Don't set these parameters unless they actually differ from the | |
995 | window's current parameters; the window may not actually exist | |
996 | yet. */ | |
997 | { | |
998 | Lisp_Object frame; | |
999 | ||
1000 | check_frame_size (f, &height, &width); | |
1001 | ||
1002 | XSETFRAME (frame, f); | |
1003 | ||
dfff8a69 JR |
1004 | if (width != FRAME_WIDTH (f) |
1005 | || height != FRAME_HEIGHT (f) | |
1006 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) | |
b839712d | 1007 | Fset_frame_size (frame, make_number (width), make_number (height)); |
ee78dc32 GV |
1008 | |
1009 | if ((!NILP (left) || !NILP (top)) | |
1010 | && ! (left_no_change && top_no_change) | |
fbd6baed GV |
1011 | && ! (NUMBERP (left) && XINT (left) == f->output_data.w32->left_pos |
1012 | && NUMBERP (top) && XINT (top) == f->output_data.w32->top_pos)) | |
ee78dc32 GV |
1013 | { |
1014 | int leftpos = 0; | |
1015 | int toppos = 0; | |
1016 | ||
1017 | /* Record the signs. */ | |
fbd6baed | 1018 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 | 1019 | if (EQ (left, Qminus)) |
fbd6baed | 1020 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 GV |
1021 | else if (INTEGERP (left)) |
1022 | { | |
1023 | leftpos = XINT (left); | |
1024 | if (leftpos < 0) | |
fbd6baed | 1025 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 1026 | } |
8e713be6 KR |
1027 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1028 | && CONSP (XCDR (left)) | |
1029 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 1030 | { |
8e713be6 | 1031 | leftpos = - XINT (XCAR (XCDR (left))); |
fbd6baed | 1032 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 1033 | } |
8e713be6 KR |
1034 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1035 | && CONSP (XCDR (left)) | |
1036 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 1037 | { |
8e713be6 | 1038 | leftpos = XINT (XCAR (XCDR (left))); |
ee78dc32 GV |
1039 | } |
1040 | ||
1041 | if (EQ (top, Qminus)) | |
fbd6baed | 1042 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 GV |
1043 | else if (INTEGERP (top)) |
1044 | { | |
1045 | toppos = XINT (top); | |
1046 | if (toppos < 0) | |
fbd6baed | 1047 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 1048 | } |
8e713be6 KR |
1049 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1050 | && CONSP (XCDR (top)) | |
1051 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 1052 | { |
8e713be6 | 1053 | toppos = - XINT (XCAR (XCDR (top))); |
fbd6baed | 1054 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 1055 | } |
8e713be6 KR |
1056 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1057 | && CONSP (XCDR (top)) | |
1058 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 1059 | { |
8e713be6 | 1060 | toppos = XINT (XCAR (XCDR (top))); |
ee78dc32 GV |
1061 | } |
1062 | ||
1063 | ||
1064 | /* Store the numeric value of the position. */ | |
fbd6baed GV |
1065 | f->output_data.w32->top_pos = toppos; |
1066 | f->output_data.w32->left_pos = leftpos; | |
ee78dc32 | 1067 | |
fbd6baed | 1068 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
1069 | |
1070 | /* Actually set that position, and convert to absolute. */ | |
1071 | x_set_offset (f, leftpos, toppos, -1); | |
1072 | } | |
1073 | ||
1074 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1075 | && ! (icon_left_no_change && icon_top_no_change)) | |
1076 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
1077 | } | |
5878523b RS |
1078 | |
1079 | UNGCPRO; | |
ee78dc32 GV |
1080 | } |
1081 | ||
1082 | /* Store the screen positions of frame F into XPTR and YPTR. | |
1083 | These are the positions of the containing window manager window, | |
1084 | not Emacs's own window. */ | |
1085 | ||
1086 | void | |
1087 | x_real_positions (f, xptr, yptr) | |
1088 | FRAME_PTR f; | |
1089 | int *xptr, *yptr; | |
1090 | { | |
1091 | POINT pt; | |
f7b9d4d1 | 1092 | RECT rect; |
3c190163 | 1093 | |
f7b9d4d1 JR |
1094 | GetClientRect(FRAME_W32_WINDOW(f), &rect); |
1095 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, FRAME_EXTERNAL_MENU_BAR(f)); | |
1096 | ||
1097 | pt.x = rect.left; | |
1098 | pt.y = rect.top; | |
ee78dc32 | 1099 | |
fbd6baed | 1100 | ClientToScreen (FRAME_W32_WINDOW(f), &pt); |
ee78dc32 | 1101 | |
f7b9d4d1 JR |
1102 | /* Remember x_pixels_diff and y_pixels_diff. */ |
1103 | f->output_data.w32->x_pixels_diff = pt.x - rect.left; | |
1104 | f->output_data.w32->y_pixels_diff = pt.y - rect.top; | |
1105 | ||
ee78dc32 GV |
1106 | *xptr = pt.x; |
1107 | *yptr = pt.y; | |
1108 | } | |
1109 | ||
1110 | /* Insert a description of internally-recorded parameters of frame X | |
1111 | into the parameter alist *ALISTPTR that is to be given to the user. | |
fbd6baed | 1112 | Only parameters that are specific to W32 |
ee78dc32 GV |
1113 | and whose values are not correctly recorded in the frame's |
1114 | param_alist need to be considered here. */ | |
1115 | ||
dfff8a69 | 1116 | void |
ee78dc32 GV |
1117 | x_report_frame_params (f, alistptr) |
1118 | struct frame *f; | |
1119 | Lisp_Object *alistptr; | |
1120 | { | |
1121 | char buf[16]; | |
1122 | Lisp_Object tem; | |
1123 | ||
1124 | /* Represent negative positions (off the top or left screen edge) | |
1125 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
fbd6baed GV |
1126 | XSETINT (tem, f->output_data.w32->left_pos); |
1127 | if (f->output_data.w32->left_pos >= 0) | |
ee78dc32 GV |
1128 | store_in_alist (alistptr, Qleft, tem); |
1129 | else | |
1130 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1131 | ||
fbd6baed GV |
1132 | XSETINT (tem, f->output_data.w32->top_pos); |
1133 | if (f->output_data.w32->top_pos >= 0) | |
ee78dc32 GV |
1134 | store_in_alist (alistptr, Qtop, tem); |
1135 | else | |
1136 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
1137 | ||
1138 | store_in_alist (alistptr, Qborder_width, | |
fbd6baed | 1139 | make_number (f->output_data.w32->border_width)); |
ee78dc32 | 1140 | store_in_alist (alistptr, Qinternal_border_width, |
fbd6baed | 1141 | make_number (f->output_data.w32->internal_border_width)); |
e90c3f90 KS |
1142 | store_in_alist (alistptr, Qleft_fringe, |
1143 | make_number (f->output_data.w32->left_fringe_width)); | |
1144 | store_in_alist (alistptr, Qright_fringe, | |
1145 | make_number (f->output_data.w32->right_fringe_width)); | |
aa17b858 EZ |
1146 | store_in_alist (alistptr, Qscroll_bar_width, |
1147 | make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
1148 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f) | |
1149 | : 0)); | |
fbd6baed | 1150 | sprintf (buf, "%ld", (long) FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
1151 | store_in_alist (alistptr, Qwindow_id, |
1152 | build_string (buf)); | |
1153 | store_in_alist (alistptr, Qicon_name, f->icon_name); | |
1154 | FRAME_SAMPLE_VISIBILITY (f); | |
1155 | store_in_alist (alistptr, Qvisibility, | |
1156 | (FRAME_VISIBLE_P (f) ? Qt | |
1157 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
1158 | store_in_alist (alistptr, Qdisplay, | |
8e713be6 | 1159 | XCAR (FRAME_W32_DISPLAY_INFO (f)->name_list_element)); |
ee78dc32 GV |
1160 | } |
1161 | \f | |
1162 | ||
74e1aeec JR |
1163 | DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color, |
1164 | Sw32_define_rgb_color, 4, 4, 0, | |
1165 | doc: /* Convert RGB numbers to a windows color reference and associate with NAME. | |
1166 | This adds or updates a named color to w32-color-map, making it | |
1167 | available for use. The original entry's RGB ref is returned, or nil | |
1168 | if the entry is new. */) | |
5ac45f98 GV |
1169 | (red, green, blue, name) |
1170 | Lisp_Object red, green, blue, name; | |
ee78dc32 | 1171 | { |
5ac45f98 GV |
1172 | Lisp_Object rgb; |
1173 | Lisp_Object oldrgb = Qnil; | |
1174 | Lisp_Object entry; | |
1175 | ||
b7826503 PJ |
1176 | CHECK_NUMBER (red); |
1177 | CHECK_NUMBER (green); | |
1178 | CHECK_NUMBER (blue); | |
1179 | CHECK_STRING (name); | |
ee78dc32 | 1180 | |
5ac45f98 | 1181 | XSET (rgb, Lisp_Int, RGB(XUINT (red), XUINT (green), XUINT (blue))); |
ee78dc32 | 1182 | |
5ac45f98 | 1183 | BLOCK_INPUT; |
ee78dc32 | 1184 | |
fbd6baed GV |
1185 | /* replace existing entry in w32-color-map or add new entry. */ |
1186 | entry = Fassoc (name, Vw32_color_map); | |
5ac45f98 GV |
1187 | if (NILP (entry)) |
1188 | { | |
1189 | entry = Fcons (name, rgb); | |
fbd6baed | 1190 | Vw32_color_map = Fcons (entry, Vw32_color_map); |
5ac45f98 GV |
1191 | } |
1192 | else | |
1193 | { | |
1194 | oldrgb = Fcdr (entry); | |
1195 | Fsetcdr (entry, rgb); | |
1196 | } | |
1197 | ||
1198 | UNBLOCK_INPUT; | |
1199 | ||
1200 | return (oldrgb); | |
ee78dc32 GV |
1201 | } |
1202 | ||
74e1aeec JR |
1203 | DEFUN ("w32-load-color-file", Fw32_load_color_file, |
1204 | Sw32_load_color_file, 1, 1, 0, | |
1205 | doc: /* Create an alist of color entries from an external file. | |
1206 | Assign this value to w32-color-map to replace the existing color map. | |
1207 | ||
1208 | The file should define one named RGB color per line like so: | |
1209 | R G B name | |
1210 | where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */) | |
5ac45f98 GV |
1211 | (filename) |
1212 | Lisp_Object filename; | |
1213 | { | |
1214 | FILE *fp; | |
1215 | Lisp_Object cmap = Qnil; | |
1216 | Lisp_Object abspath; | |
1217 | ||
b7826503 | 1218 | CHECK_STRING (filename); |
5ac45f98 GV |
1219 | abspath = Fexpand_file_name (filename, Qnil); |
1220 | ||
d5db4077 | 1221 | fp = fopen (SDATA (filename), "rt"); |
5ac45f98 GV |
1222 | if (fp) |
1223 | { | |
1224 | char buf[512]; | |
1225 | int red, green, blue; | |
1226 | int num; | |
1227 | ||
1228 | BLOCK_INPUT; | |
1229 | ||
1230 | while (fgets (buf, sizeof (buf), fp) != NULL) { | |
1231 | if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3) | |
1232 | { | |
1233 | char *name = buf + num; | |
1234 | num = strlen (name) - 1; | |
1235 | if (name[num] == '\n') | |
1236 | name[num] = 0; | |
1237 | cmap = Fcons (Fcons (build_string (name), | |
1238 | make_number (RGB (red, green, blue))), | |
1239 | cmap); | |
1240 | } | |
1241 | } | |
1242 | fclose (fp); | |
1243 | ||
1244 | UNBLOCK_INPUT; | |
1245 | } | |
1246 | ||
1247 | return cmap; | |
1248 | } | |
ee78dc32 | 1249 | |
fbd6baed | 1250 | /* The default colors for the w32 color map */ |
7d0393cf | 1251 | typedef struct colormap_t |
ee78dc32 GV |
1252 | { |
1253 | char *name; | |
1254 | COLORREF colorref; | |
1255 | } colormap_t; | |
1256 | ||
7d0393cf | 1257 | colormap_t w32_color_map[] = |
ee78dc32 | 1258 | { |
1da8a614 GV |
1259 | {"snow" , PALETTERGB (255,250,250)}, |
1260 | {"ghost white" , PALETTERGB (248,248,255)}, | |
1261 | {"GhostWhite" , PALETTERGB (248,248,255)}, | |
1262 | {"white smoke" , PALETTERGB (245,245,245)}, | |
1263 | {"WhiteSmoke" , PALETTERGB (245,245,245)}, | |
1264 | {"gainsboro" , PALETTERGB (220,220,220)}, | |
1265 | {"floral white" , PALETTERGB (255,250,240)}, | |
1266 | {"FloralWhite" , PALETTERGB (255,250,240)}, | |
1267 | {"old lace" , PALETTERGB (253,245,230)}, | |
1268 | {"OldLace" , PALETTERGB (253,245,230)}, | |
1269 | {"linen" , PALETTERGB (250,240,230)}, | |
1270 | {"antique white" , PALETTERGB (250,235,215)}, | |
1271 | {"AntiqueWhite" , PALETTERGB (250,235,215)}, | |
1272 | {"papaya whip" , PALETTERGB (255,239,213)}, | |
1273 | {"PapayaWhip" , PALETTERGB (255,239,213)}, | |
1274 | {"blanched almond" , PALETTERGB (255,235,205)}, | |
1275 | {"BlanchedAlmond" , PALETTERGB (255,235,205)}, | |
1276 | {"bisque" , PALETTERGB (255,228,196)}, | |
1277 | {"peach puff" , PALETTERGB (255,218,185)}, | |
1278 | {"PeachPuff" , PALETTERGB (255,218,185)}, | |
1279 | {"navajo white" , PALETTERGB (255,222,173)}, | |
1280 | {"NavajoWhite" , PALETTERGB (255,222,173)}, | |
1281 | {"moccasin" , PALETTERGB (255,228,181)}, | |
1282 | {"cornsilk" , PALETTERGB (255,248,220)}, | |
1283 | {"ivory" , PALETTERGB (255,255,240)}, | |
1284 | {"lemon chiffon" , PALETTERGB (255,250,205)}, | |
1285 | {"LemonChiffon" , PALETTERGB (255,250,205)}, | |
1286 | {"seashell" , PALETTERGB (255,245,238)}, | |
1287 | {"honeydew" , PALETTERGB (240,255,240)}, | |
1288 | {"mint cream" , PALETTERGB (245,255,250)}, | |
1289 | {"MintCream" , PALETTERGB (245,255,250)}, | |
1290 | {"azure" , PALETTERGB (240,255,255)}, | |
1291 | {"alice blue" , PALETTERGB (240,248,255)}, | |
1292 | {"AliceBlue" , PALETTERGB (240,248,255)}, | |
1293 | {"lavender" , PALETTERGB (230,230,250)}, | |
1294 | {"lavender blush" , PALETTERGB (255,240,245)}, | |
1295 | {"LavenderBlush" , PALETTERGB (255,240,245)}, | |
1296 | {"misty rose" , PALETTERGB (255,228,225)}, | |
1297 | {"MistyRose" , PALETTERGB (255,228,225)}, | |
1298 | {"white" , PALETTERGB (255,255,255)}, | |
1299 | {"black" , PALETTERGB ( 0, 0, 0)}, | |
1300 | {"dark slate gray" , PALETTERGB ( 47, 79, 79)}, | |
1301 | {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)}, | |
1302 | {"dark slate grey" , PALETTERGB ( 47, 79, 79)}, | |
1303 | {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)}, | |
1304 | {"dim gray" , PALETTERGB (105,105,105)}, | |
1305 | {"DimGray" , PALETTERGB (105,105,105)}, | |
1306 | {"dim grey" , PALETTERGB (105,105,105)}, | |
1307 | {"DimGrey" , PALETTERGB (105,105,105)}, | |
1308 | {"slate gray" , PALETTERGB (112,128,144)}, | |
1309 | {"SlateGray" , PALETTERGB (112,128,144)}, | |
1310 | {"slate grey" , PALETTERGB (112,128,144)}, | |
1311 | {"SlateGrey" , PALETTERGB (112,128,144)}, | |
1312 | {"light slate gray" , PALETTERGB (119,136,153)}, | |
1313 | {"LightSlateGray" , PALETTERGB (119,136,153)}, | |
1314 | {"light slate grey" , PALETTERGB (119,136,153)}, | |
1315 | {"LightSlateGrey" , PALETTERGB (119,136,153)}, | |
1316 | {"gray" , PALETTERGB (190,190,190)}, | |
1317 | {"grey" , PALETTERGB (190,190,190)}, | |
1318 | {"light grey" , PALETTERGB (211,211,211)}, | |
1319 | {"LightGrey" , PALETTERGB (211,211,211)}, | |
1320 | {"light gray" , PALETTERGB (211,211,211)}, | |
1321 | {"LightGray" , PALETTERGB (211,211,211)}, | |
1322 | {"midnight blue" , PALETTERGB ( 25, 25,112)}, | |
1323 | {"MidnightBlue" , PALETTERGB ( 25, 25,112)}, | |
1324 | {"navy" , PALETTERGB ( 0, 0,128)}, | |
1325 | {"navy blue" , PALETTERGB ( 0, 0,128)}, | |
1326 | {"NavyBlue" , PALETTERGB ( 0, 0,128)}, | |
1327 | {"cornflower blue" , PALETTERGB (100,149,237)}, | |
1328 | {"CornflowerBlue" , PALETTERGB (100,149,237)}, | |
1329 | {"dark slate blue" , PALETTERGB ( 72, 61,139)}, | |
1330 | {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)}, | |
1331 | {"slate blue" , PALETTERGB (106, 90,205)}, | |
1332 | {"SlateBlue" , PALETTERGB (106, 90,205)}, | |
1333 | {"medium slate blue" , PALETTERGB (123,104,238)}, | |
1334 | {"MediumSlateBlue" , PALETTERGB (123,104,238)}, | |
1335 | {"light slate blue" , PALETTERGB (132,112,255)}, | |
1336 | {"LightSlateBlue" , PALETTERGB (132,112,255)}, | |
1337 | {"medium blue" , PALETTERGB ( 0, 0,205)}, | |
1338 | {"MediumBlue" , PALETTERGB ( 0, 0,205)}, | |
1339 | {"royal blue" , PALETTERGB ( 65,105,225)}, | |
1340 | {"RoyalBlue" , PALETTERGB ( 65,105,225)}, | |
1341 | {"blue" , PALETTERGB ( 0, 0,255)}, | |
1342 | {"dodger blue" , PALETTERGB ( 30,144,255)}, | |
1343 | {"DodgerBlue" , PALETTERGB ( 30,144,255)}, | |
1344 | {"deep sky blue" , PALETTERGB ( 0,191,255)}, | |
1345 | {"DeepSkyBlue" , PALETTERGB ( 0,191,255)}, | |
1346 | {"sky blue" , PALETTERGB (135,206,235)}, | |
1347 | {"SkyBlue" , PALETTERGB (135,206,235)}, | |
1348 | {"light sky blue" , PALETTERGB (135,206,250)}, | |
1349 | {"LightSkyBlue" , PALETTERGB (135,206,250)}, | |
1350 | {"steel blue" , PALETTERGB ( 70,130,180)}, | |
1351 | {"SteelBlue" , PALETTERGB ( 70,130,180)}, | |
1352 | {"light steel blue" , PALETTERGB (176,196,222)}, | |
1353 | {"LightSteelBlue" , PALETTERGB (176,196,222)}, | |
1354 | {"light blue" , PALETTERGB (173,216,230)}, | |
1355 | {"LightBlue" , PALETTERGB (173,216,230)}, | |
1356 | {"powder blue" , PALETTERGB (176,224,230)}, | |
1357 | {"PowderBlue" , PALETTERGB (176,224,230)}, | |
1358 | {"pale turquoise" , PALETTERGB (175,238,238)}, | |
1359 | {"PaleTurquoise" , PALETTERGB (175,238,238)}, | |
1360 | {"dark turquoise" , PALETTERGB ( 0,206,209)}, | |
1361 | {"DarkTurquoise" , PALETTERGB ( 0,206,209)}, | |
1362 | {"medium turquoise" , PALETTERGB ( 72,209,204)}, | |
1363 | {"MediumTurquoise" , PALETTERGB ( 72,209,204)}, | |
1364 | {"turquoise" , PALETTERGB ( 64,224,208)}, | |
1365 | {"cyan" , PALETTERGB ( 0,255,255)}, | |
1366 | {"light cyan" , PALETTERGB (224,255,255)}, | |
1367 | {"LightCyan" , PALETTERGB (224,255,255)}, | |
1368 | {"cadet blue" , PALETTERGB ( 95,158,160)}, | |
1369 | {"CadetBlue" , PALETTERGB ( 95,158,160)}, | |
1370 | {"medium aquamarine" , PALETTERGB (102,205,170)}, | |
1371 | {"MediumAquamarine" , PALETTERGB (102,205,170)}, | |
1372 | {"aquamarine" , PALETTERGB (127,255,212)}, | |
1373 | {"dark green" , PALETTERGB ( 0,100, 0)}, | |
1374 | {"DarkGreen" , PALETTERGB ( 0,100, 0)}, | |
1375 | {"dark olive green" , PALETTERGB ( 85,107, 47)}, | |
1376 | {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)}, | |
1377 | {"dark sea green" , PALETTERGB (143,188,143)}, | |
1378 | {"DarkSeaGreen" , PALETTERGB (143,188,143)}, | |
1379 | {"sea green" , PALETTERGB ( 46,139, 87)}, | |
1380 | {"SeaGreen" , PALETTERGB ( 46,139, 87)}, | |
1381 | {"medium sea green" , PALETTERGB ( 60,179,113)}, | |
1382 | {"MediumSeaGreen" , PALETTERGB ( 60,179,113)}, | |
1383 | {"light sea green" , PALETTERGB ( 32,178,170)}, | |
1384 | {"LightSeaGreen" , PALETTERGB ( 32,178,170)}, | |
1385 | {"pale green" , PALETTERGB (152,251,152)}, | |
1386 | {"PaleGreen" , PALETTERGB (152,251,152)}, | |
1387 | {"spring green" , PALETTERGB ( 0,255,127)}, | |
1388 | {"SpringGreen" , PALETTERGB ( 0,255,127)}, | |
1389 | {"lawn green" , PALETTERGB (124,252, 0)}, | |
1390 | {"LawnGreen" , PALETTERGB (124,252, 0)}, | |
1391 | {"green" , PALETTERGB ( 0,255, 0)}, | |
1392 | {"chartreuse" , PALETTERGB (127,255, 0)}, | |
1393 | {"medium spring green" , PALETTERGB ( 0,250,154)}, | |
1394 | {"MediumSpringGreen" , PALETTERGB ( 0,250,154)}, | |
1395 | {"green yellow" , PALETTERGB (173,255, 47)}, | |
1396 | {"GreenYellow" , PALETTERGB (173,255, 47)}, | |
1397 | {"lime green" , PALETTERGB ( 50,205, 50)}, | |
1398 | {"LimeGreen" , PALETTERGB ( 50,205, 50)}, | |
1399 | {"yellow green" , PALETTERGB (154,205, 50)}, | |
1400 | {"YellowGreen" , PALETTERGB (154,205, 50)}, | |
1401 | {"forest green" , PALETTERGB ( 34,139, 34)}, | |
1402 | {"ForestGreen" , PALETTERGB ( 34,139, 34)}, | |
1403 | {"olive drab" , PALETTERGB (107,142, 35)}, | |
1404 | {"OliveDrab" , PALETTERGB (107,142, 35)}, | |
1405 | {"dark khaki" , PALETTERGB (189,183,107)}, | |
1406 | {"DarkKhaki" , PALETTERGB (189,183,107)}, | |
1407 | {"khaki" , PALETTERGB (240,230,140)}, | |
1408 | {"pale goldenrod" , PALETTERGB (238,232,170)}, | |
1409 | {"PaleGoldenrod" , PALETTERGB (238,232,170)}, | |
1410 | {"light goldenrod yellow" , PALETTERGB (250,250,210)}, | |
1411 | {"LightGoldenrodYellow" , PALETTERGB (250,250,210)}, | |
1412 | {"light yellow" , PALETTERGB (255,255,224)}, | |
1413 | {"LightYellow" , PALETTERGB (255,255,224)}, | |
1414 | {"yellow" , PALETTERGB (255,255, 0)}, | |
1415 | {"gold" , PALETTERGB (255,215, 0)}, | |
1416 | {"light goldenrod" , PALETTERGB (238,221,130)}, | |
1417 | {"LightGoldenrod" , PALETTERGB (238,221,130)}, | |
1418 | {"goldenrod" , PALETTERGB (218,165, 32)}, | |
1419 | {"dark goldenrod" , PALETTERGB (184,134, 11)}, | |
1420 | {"DarkGoldenrod" , PALETTERGB (184,134, 11)}, | |
1421 | {"rosy brown" , PALETTERGB (188,143,143)}, | |
1422 | {"RosyBrown" , PALETTERGB (188,143,143)}, | |
1423 | {"indian red" , PALETTERGB (205, 92, 92)}, | |
1424 | {"IndianRed" , PALETTERGB (205, 92, 92)}, | |
1425 | {"saddle brown" , PALETTERGB (139, 69, 19)}, | |
1426 | {"SaddleBrown" , PALETTERGB (139, 69, 19)}, | |
1427 | {"sienna" , PALETTERGB (160, 82, 45)}, | |
1428 | {"peru" , PALETTERGB (205,133, 63)}, | |
1429 | {"burlywood" , PALETTERGB (222,184,135)}, | |
1430 | {"beige" , PALETTERGB (245,245,220)}, | |
1431 | {"wheat" , PALETTERGB (245,222,179)}, | |
1432 | {"sandy brown" , PALETTERGB (244,164, 96)}, | |
1433 | {"SandyBrown" , PALETTERGB (244,164, 96)}, | |
1434 | {"tan" , PALETTERGB (210,180,140)}, | |
1435 | {"chocolate" , PALETTERGB (210,105, 30)}, | |
1436 | {"firebrick" , PALETTERGB (178,34, 34)}, | |
1437 | {"brown" , PALETTERGB (165,42, 42)}, | |
1438 | {"dark salmon" , PALETTERGB (233,150,122)}, | |
1439 | {"DarkSalmon" , PALETTERGB (233,150,122)}, | |
1440 | {"salmon" , PALETTERGB (250,128,114)}, | |
1441 | {"light salmon" , PALETTERGB (255,160,122)}, | |
1442 | {"LightSalmon" , PALETTERGB (255,160,122)}, | |
1443 | {"orange" , PALETTERGB (255,165, 0)}, | |
1444 | {"dark orange" , PALETTERGB (255,140, 0)}, | |
1445 | {"DarkOrange" , PALETTERGB (255,140, 0)}, | |
1446 | {"coral" , PALETTERGB (255,127, 80)}, | |
1447 | {"light coral" , PALETTERGB (240,128,128)}, | |
1448 | {"LightCoral" , PALETTERGB (240,128,128)}, | |
1449 | {"tomato" , PALETTERGB (255, 99, 71)}, | |
1450 | {"orange red" , PALETTERGB (255, 69, 0)}, | |
1451 | {"OrangeRed" , PALETTERGB (255, 69, 0)}, | |
1452 | {"red" , PALETTERGB (255, 0, 0)}, | |
1453 | {"hot pink" , PALETTERGB (255,105,180)}, | |
1454 | {"HotPink" , PALETTERGB (255,105,180)}, | |
1455 | {"deep pink" , PALETTERGB (255, 20,147)}, | |
1456 | {"DeepPink" , PALETTERGB (255, 20,147)}, | |
1457 | {"pink" , PALETTERGB (255,192,203)}, | |
1458 | {"light pink" , PALETTERGB (255,182,193)}, | |
1459 | {"LightPink" , PALETTERGB (255,182,193)}, | |
1460 | {"pale violet red" , PALETTERGB (219,112,147)}, | |
1461 | {"PaleVioletRed" , PALETTERGB (219,112,147)}, | |
1462 | {"maroon" , PALETTERGB (176, 48, 96)}, | |
1463 | {"medium violet red" , PALETTERGB (199, 21,133)}, | |
1464 | {"MediumVioletRed" , PALETTERGB (199, 21,133)}, | |
1465 | {"violet red" , PALETTERGB (208, 32,144)}, | |
1466 | {"VioletRed" , PALETTERGB (208, 32,144)}, | |
1467 | {"magenta" , PALETTERGB (255, 0,255)}, | |
1468 | {"violet" , PALETTERGB (238,130,238)}, | |
1469 | {"plum" , PALETTERGB (221,160,221)}, | |
1470 | {"orchid" , PALETTERGB (218,112,214)}, | |
1471 | {"medium orchid" , PALETTERGB (186, 85,211)}, | |
1472 | {"MediumOrchid" , PALETTERGB (186, 85,211)}, | |
1473 | {"dark orchid" , PALETTERGB (153, 50,204)}, | |
1474 | {"DarkOrchid" , PALETTERGB (153, 50,204)}, | |
1475 | {"dark violet" , PALETTERGB (148, 0,211)}, | |
1476 | {"DarkViolet" , PALETTERGB (148, 0,211)}, | |
1477 | {"blue violet" , PALETTERGB (138, 43,226)}, | |
1478 | {"BlueViolet" , PALETTERGB (138, 43,226)}, | |
1479 | {"purple" , PALETTERGB (160, 32,240)}, | |
1480 | {"medium purple" , PALETTERGB (147,112,219)}, | |
1481 | {"MediumPurple" , PALETTERGB (147,112,219)}, | |
1482 | {"thistle" , PALETTERGB (216,191,216)}, | |
1483 | {"gray0" , PALETTERGB ( 0, 0, 0)}, | |
1484 | {"grey0" , PALETTERGB ( 0, 0, 0)}, | |
1485 | {"dark grey" , PALETTERGB (169,169,169)}, | |
1486 | {"DarkGrey" , PALETTERGB (169,169,169)}, | |
1487 | {"dark gray" , PALETTERGB (169,169,169)}, | |
1488 | {"DarkGray" , PALETTERGB (169,169,169)}, | |
1489 | {"dark blue" , PALETTERGB ( 0, 0,139)}, | |
1490 | {"DarkBlue" , PALETTERGB ( 0, 0,139)}, | |
1491 | {"dark cyan" , PALETTERGB ( 0,139,139)}, | |
1492 | {"DarkCyan" , PALETTERGB ( 0,139,139)}, | |
1493 | {"dark magenta" , PALETTERGB (139, 0,139)}, | |
1494 | {"DarkMagenta" , PALETTERGB (139, 0,139)}, | |
1495 | {"dark red" , PALETTERGB (139, 0, 0)}, | |
1496 | {"DarkRed" , PALETTERGB (139, 0, 0)}, | |
1497 | {"light green" , PALETTERGB (144,238,144)}, | |
1498 | {"LightGreen" , PALETTERGB (144,238,144)}, | |
ee78dc32 GV |
1499 | }; |
1500 | ||
fbd6baed | 1501 | DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map, |
74e1aeec | 1502 | 0, 0, 0, doc: /* Return the default color map. */) |
ee78dc32 GV |
1503 | () |
1504 | { | |
1505 | int i; | |
fbd6baed | 1506 | colormap_t *pc = w32_color_map; |
ee78dc32 | 1507 | Lisp_Object cmap; |
7d0393cf | 1508 | |
ee78dc32 | 1509 | BLOCK_INPUT; |
7d0393cf | 1510 | |
ee78dc32 | 1511 | cmap = Qnil; |
7d0393cf JB |
1512 | |
1513 | for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]); | |
ee78dc32 GV |
1514 | pc++, i++) |
1515 | cmap = Fcons (Fcons (build_string (pc->name), | |
1516 | make_number (pc->colorref)), | |
1517 | cmap); | |
7d0393cf | 1518 | |
ee78dc32 | 1519 | UNBLOCK_INPUT; |
7d0393cf | 1520 | |
ee78dc32 GV |
1521 | return (cmap); |
1522 | } | |
ee78dc32 | 1523 | |
7d0393cf | 1524 | Lisp_Object |
fbd6baed | 1525 | w32_to_x_color (rgb) |
ee78dc32 GV |
1526 | Lisp_Object rgb; |
1527 | { | |
1528 | Lisp_Object color; | |
7d0393cf | 1529 | |
b7826503 | 1530 | CHECK_NUMBER (rgb); |
7d0393cf | 1531 | |
ee78dc32 | 1532 | BLOCK_INPUT; |
7d0393cf | 1533 | |
fbd6baed | 1534 | color = Frassq (rgb, Vw32_color_map); |
7d0393cf | 1535 | |
ee78dc32 | 1536 | UNBLOCK_INPUT; |
7d0393cf | 1537 | |
ee78dc32 GV |
1538 | if (!NILP (color)) |
1539 | return (Fcar (color)); | |
1540 | else | |
1541 | return Qnil; | |
1542 | } | |
1543 | ||
5d7fed93 GV |
1544 | COLORREF |
1545 | w32_color_map_lookup (colorname) | |
1546 | char *colorname; | |
1547 | { | |
1548 | Lisp_Object tail, ret = Qnil; | |
1549 | ||
1550 | BLOCK_INPUT; | |
1551 | ||
1552 | for (tail = Vw32_color_map; !NILP (tail); tail = Fcdr (tail)) | |
1553 | { | |
1554 | register Lisp_Object elt, tem; | |
1555 | ||
1556 | elt = Fcar (tail); | |
1557 | if (!CONSP (elt)) continue; | |
1558 | ||
1559 | tem = Fcar (elt); | |
1560 | ||
d5db4077 | 1561 | if (lstrcmpi (SDATA (tem), colorname) == 0) |
5d7fed93 GV |
1562 | { |
1563 | ret = XUINT (Fcdr (elt)); | |
1564 | break; | |
1565 | } | |
1566 | ||
1567 | QUIT; | |
1568 | } | |
1569 | ||
1570 | ||
1571 | UNBLOCK_INPUT; | |
1572 | ||
1573 | return ret; | |
1574 | } | |
1575 | ||
7d0393cf | 1576 | COLORREF |
fbd6baed | 1577 | x_to_w32_color (colorname) |
ee78dc32 GV |
1578 | char * colorname; |
1579 | { | |
8edb0a6f JR |
1580 | register Lisp_Object ret = Qnil; |
1581 | ||
ee78dc32 | 1582 | BLOCK_INPUT; |
1edf84e7 GV |
1583 | |
1584 | if (colorname[0] == '#') | |
1585 | { | |
1586 | /* Could be an old-style RGB Device specification. */ | |
1587 | char *color; | |
1588 | int size; | |
1589 | color = colorname + 1; | |
7d0393cf | 1590 | |
1edf84e7 GV |
1591 | size = strlen(color); |
1592 | if (size == 3 || size == 6 || size == 9 || size == 12) | |
1593 | { | |
1594 | UINT colorval; | |
1595 | int i, pos; | |
1596 | pos = 0; | |
1597 | size /= 3; | |
1598 | colorval = 0; | |
7d0393cf | 1599 | |
1edf84e7 GV |
1600 | for (i = 0; i < 3; i++) |
1601 | { | |
1602 | char *end; | |
1603 | char t; | |
1604 | unsigned long value; | |
1605 | ||
1606 | /* The check for 'x' in the following conditional takes into | |
1607 | account the fact that strtol allows a "0x" in front of | |
1608 | our numbers, and we don't. */ | |
1609 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1610 | break; | |
1611 | t = color[size]; | |
1612 | color[size] = '\0'; | |
1613 | value = strtoul(color, &end, 16); | |
1614 | color[size] = t; | |
1615 | if (errno == ERANGE || end - color != size) | |
1616 | break; | |
1617 | switch (size) | |
1618 | { | |
1619 | case 1: | |
1620 | value = value * 0x10; | |
1621 | break; | |
1622 | case 2: | |
1623 | break; | |
1624 | case 3: | |
1625 | value /= 0x10; | |
1626 | break; | |
1627 | case 4: | |
1628 | value /= 0x100; | |
1629 | break; | |
1630 | } | |
1631 | colorval |= (value << pos); | |
1632 | pos += 0x8; | |
1633 | if (i == 2) | |
1634 | { | |
1635 | UNBLOCK_INPUT; | |
1636 | return (colorval); | |
1637 | } | |
1638 | color = end; | |
1639 | } | |
1640 | } | |
1641 | } | |
1642 | else if (strnicmp(colorname, "rgb:", 4) == 0) | |
1643 | { | |
1644 | char *color; | |
1645 | UINT colorval; | |
1646 | int i, pos; | |
1647 | pos = 0; | |
1648 | ||
1649 | colorval = 0; | |
1650 | color = colorname + 4; | |
1651 | for (i = 0; i < 3; i++) | |
1652 | { | |
1653 | char *end; | |
1654 | unsigned long value; | |
7d0393cf | 1655 | |
1edf84e7 GV |
1656 | /* The check for 'x' in the following conditional takes into |
1657 | account the fact that strtol allows a "0x" in front of | |
1658 | our numbers, and we don't. */ | |
1659 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1660 | break; | |
1661 | value = strtoul(color, &end, 16); | |
1662 | if (errno == ERANGE) | |
1663 | break; | |
1664 | switch (end - color) | |
1665 | { | |
1666 | case 1: | |
1667 | value = value * 0x10 + value; | |
1668 | break; | |
1669 | case 2: | |
1670 | break; | |
1671 | case 3: | |
1672 | value /= 0x10; | |
1673 | break; | |
1674 | case 4: | |
1675 | value /= 0x100; | |
1676 | break; | |
1677 | default: | |
1678 | value = ULONG_MAX; | |
1679 | } | |
1680 | if (value == ULONG_MAX) | |
1681 | break; | |
1682 | colorval |= (value << pos); | |
1683 | pos += 0x8; | |
1684 | if (i == 2) | |
1685 | { | |
1686 | if (*end != '\0') | |
1687 | break; | |
1688 | UNBLOCK_INPUT; | |
1689 | return (colorval); | |
1690 | } | |
1691 | if (*end != '/') | |
1692 | break; | |
1693 | color = end + 1; | |
1694 | } | |
1695 | } | |
1696 | else if (strnicmp(colorname, "rgbi:", 5) == 0) | |
1697 | { | |
1698 | /* This is an RGB Intensity specification. */ | |
1699 | char *color; | |
1700 | UINT colorval; | |
1701 | int i, pos; | |
1702 | pos = 0; | |
1703 | ||
1704 | colorval = 0; | |
1705 | color = colorname + 5; | |
1706 | for (i = 0; i < 3; i++) | |
1707 | { | |
1708 | char *end; | |
1709 | double value; | |
1710 | UINT val; | |
1711 | ||
1712 | value = strtod(color, &end); | |
1713 | if (errno == ERANGE) | |
1714 | break; | |
1715 | if (value < 0.0 || value > 1.0) | |
1716 | break; | |
1717 | val = (UINT)(0x100 * value); | |
7d0393cf | 1718 | /* We used 0x100 instead of 0xFF to give a continuous |
1edf84e7 GV |
1719 | range between 0.0 and 1.0 inclusive. The next statement |
1720 | fixes the 1.0 case. */ | |
1721 | if (val == 0x100) | |
1722 | val = 0xFF; | |
1723 | colorval |= (val << pos); | |
1724 | pos += 0x8; | |
1725 | if (i == 2) | |
1726 | { | |
1727 | if (*end != '\0') | |
1728 | break; | |
1729 | UNBLOCK_INPUT; | |
1730 | return (colorval); | |
1731 | } | |
1732 | if (*end != '/') | |
1733 | break; | |
1734 | color = end + 1; | |
1735 | } | |
1736 | } | |
1737 | /* I am not going to attempt to handle any of the CIE color schemes | |
1738 | or TekHVC, since I don't know the algorithms for conversion to | |
1739 | RGB. */ | |
f695b4b1 GV |
1740 | |
1741 | /* If we fail to lookup the color name in w32_color_map, then check the | |
7d0393cf | 1742 | colorname to see if it can be crudely approximated: If the X color |
f695b4b1 GV |
1743 | ends in a number (e.g., "darkseagreen2"), strip the number and |
1744 | return the result of looking up the base color name. */ | |
1745 | ret = w32_color_map_lookup (colorname); | |
7d0393cf | 1746 | if (NILP (ret)) |
ee78dc32 | 1747 | { |
f695b4b1 | 1748 | int len = strlen (colorname); |
ee78dc32 | 1749 | |
7d0393cf | 1750 | if (isdigit (colorname[len - 1])) |
f695b4b1 | 1751 | { |
8b77111c | 1752 | char *ptr, *approx = alloca (len + 1); |
ee78dc32 | 1753 | |
f695b4b1 GV |
1754 | strcpy (approx, colorname); |
1755 | ptr = &approx[len - 1]; | |
7d0393cf | 1756 | while (ptr > approx && isdigit (*ptr)) |
f695b4b1 | 1757 | *ptr-- = '\0'; |
ee78dc32 | 1758 | |
f695b4b1 | 1759 | ret = w32_color_map_lookup (approx); |
ee78dc32 | 1760 | } |
ee78dc32 | 1761 | } |
7d0393cf | 1762 | |
ee78dc32 | 1763 | UNBLOCK_INPUT; |
ee78dc32 GV |
1764 | return ret; |
1765 | } | |
1766 | ||
5ac45f98 GV |
1767 | |
1768 | void | |
fbd6baed | 1769 | w32_regenerate_palette (FRAME_PTR f) |
5ac45f98 | 1770 | { |
fbd6baed | 1771 | struct w32_palette_entry * list; |
5ac45f98 GV |
1772 | LOGPALETTE * log_palette; |
1773 | HPALETTE new_palette; | |
1774 | int i; | |
1775 | ||
1776 | /* don't bother trying to create palette if not supported */ | |
fbd6baed | 1777 | if (! FRAME_W32_DISPLAY_INFO (f)->has_palette) |
5ac45f98 GV |
1778 | return; |
1779 | ||
1780 | log_palette = (LOGPALETTE *) | |
1781 | alloca (sizeof (LOGPALETTE) + | |
fbd6baed | 1782 | FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY)); |
5ac45f98 | 1783 | log_palette->palVersion = 0x300; |
fbd6baed | 1784 | log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 | 1785 | |
fbd6baed | 1786 | list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1787 | for (i = 0; |
fbd6baed | 1788 | i < FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 GV |
1789 | i++, list = list->next) |
1790 | log_palette->palPalEntry[i] = list->entry; | |
1791 | ||
1792 | new_palette = CreatePalette (log_palette); | |
1793 | ||
1794 | enter_crit (); | |
1795 | ||
fbd6baed GV |
1796 | if (FRAME_W32_DISPLAY_INFO (f)->palette) |
1797 | DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette); | |
1798 | FRAME_W32_DISPLAY_INFO (f)->palette = new_palette; | |
5ac45f98 GV |
1799 | |
1800 | /* Realize display palette and garbage all frames. */ | |
1801 | release_frame_dc (f, get_frame_dc (f)); | |
1802 | ||
1803 | leave_crit (); | |
1804 | } | |
1805 | ||
fbd6baed GV |
1806 | #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue) |
1807 | #define SET_W32_COLOR(pe, color) \ | |
5ac45f98 GV |
1808 | do \ |
1809 | { \ | |
1810 | pe.peRed = GetRValue (color); \ | |
1811 | pe.peGreen = GetGValue (color); \ | |
1812 | pe.peBlue = GetBValue (color); \ | |
1813 | pe.peFlags = 0; \ | |
1814 | } while (0) | |
1815 | ||
1816 | #if 0 | |
1817 | /* Keep these around in case we ever want to track color usage. */ | |
1818 | void | |
fbd6baed | 1819 | w32_map_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1820 | { |
fbd6baed | 1821 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1822 | |
fbd6baed | 1823 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1824 | return; |
1825 | ||
1826 | /* check if color is already mapped */ | |
1827 | while (list) | |
1828 | { | |
fbd6baed | 1829 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1830 | { |
1831 | ++list->refcount; | |
1832 | return; | |
1833 | } | |
1834 | list = list->next; | |
1835 | } | |
1836 | ||
1837 | /* not already mapped, so add to list and recreate Windows palette */ | |
fbd6baed GV |
1838 | list = (struct w32_palette_entry *) |
1839 | xmalloc (sizeof (struct w32_palette_entry)); | |
1840 | SET_W32_COLOR (list->entry, color); | |
5ac45f98 | 1841 | list->refcount = 1; |
fbd6baed GV |
1842 | list->next = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1843 | FRAME_W32_DISPLAY_INFO (f)->color_list = list; | |
1844 | FRAME_W32_DISPLAY_INFO (f)->num_colors++; | |
5ac45f98 GV |
1845 | |
1846 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1847 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1848 | } |
1849 | ||
1850 | void | |
fbd6baed | 1851 | w32_unmap_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1852 | { |
fbd6baed GV |
1853 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1854 | struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list; | |
5ac45f98 | 1855 | |
fbd6baed | 1856 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1857 | return; |
1858 | ||
1859 | /* check if color is already mapped */ | |
1860 | while (list) | |
1861 | { | |
fbd6baed | 1862 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1863 | { |
1864 | if (--list->refcount == 0) | |
1865 | { | |
1866 | *prev = list->next; | |
1867 | xfree (list); | |
fbd6baed | 1868 | FRAME_W32_DISPLAY_INFO (f)->num_colors--; |
5ac45f98 GV |
1869 | break; |
1870 | } | |
1871 | else | |
1872 | return; | |
1873 | } | |
1874 | prev = &list->next; | |
1875 | list = list->next; | |
1876 | } | |
1877 | ||
1878 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1879 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1880 | } |
1881 | #endif | |
1882 | ||
6fc2811b JR |
1883 | |
1884 | /* Gamma-correct COLOR on frame F. */ | |
1885 | ||
1886 | void | |
1887 | gamma_correct (f, color) | |
1888 | struct frame *f; | |
1889 | COLORREF *color; | |
1890 | { | |
1891 | if (f->gamma) | |
1892 | { | |
1893 | *color = PALETTERGB ( | |
1894 | pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1895 | pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1896 | pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5); | |
1897 | } | |
1898 | } | |
1899 | ||
1900 | ||
ee78dc32 GV |
1901 | /* Decide if color named COLOR is valid for the display associated with |
1902 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1903 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1904 | ||
1905 | int | |
6fc2811b | 1906 | w32_defined_color (f, color, color_def, alloc) |
ee78dc32 GV |
1907 | FRAME_PTR f; |
1908 | char *color; | |
6fc2811b | 1909 | XColor *color_def; |
ee78dc32 GV |
1910 | int alloc; |
1911 | { | |
1912 | register Lisp_Object tem; | |
6fc2811b | 1913 | COLORREF w32_color_ref; |
3c190163 | 1914 | |
fbd6baed | 1915 | tem = x_to_w32_color (color); |
3c190163 | 1916 | |
7d0393cf | 1917 | if (!NILP (tem)) |
ee78dc32 | 1918 | { |
d88c567c JR |
1919 | if (f) |
1920 | { | |
1921 | /* Apply gamma correction. */ | |
1922 | w32_color_ref = XUINT (tem); | |
1923 | gamma_correct (f, &w32_color_ref); | |
1924 | XSETINT (tem, w32_color_ref); | |
1925 | } | |
9badad41 JR |
1926 | |
1927 | /* Map this color to the palette if it is enabled. */ | |
fbd6baed | 1928 | if (!NILP (Vw32_enable_palette)) |
5ac45f98 | 1929 | { |
fbd6baed | 1930 | struct w32_palette_entry * entry = |
d88c567c | 1931 | one_w32_display_info.color_list; |
fbd6baed | 1932 | struct w32_palette_entry ** prev = |
d88c567c | 1933 | &one_w32_display_info.color_list; |
7d0393cf | 1934 | |
5ac45f98 GV |
1935 | /* check if color is already mapped */ |
1936 | while (entry) | |
1937 | { | |
fbd6baed | 1938 | if (W32_COLOR (entry->entry) == XUINT (tem)) |
5ac45f98 GV |
1939 | break; |
1940 | prev = &entry->next; | |
1941 | entry = entry->next; | |
1942 | } | |
1943 | ||
1944 | if (entry == NULL && alloc) | |
1945 | { | |
1946 | /* not already mapped, so add to list */ | |
fbd6baed GV |
1947 | entry = (struct w32_palette_entry *) |
1948 | xmalloc (sizeof (struct w32_palette_entry)); | |
1949 | SET_W32_COLOR (entry->entry, XUINT (tem)); | |
5ac45f98 GV |
1950 | entry->next = NULL; |
1951 | *prev = entry; | |
d88c567c | 1952 | one_w32_display_info.num_colors++; |
5ac45f98 GV |
1953 | |
1954 | /* set flag that palette must be regenerated */ | |
d88c567c | 1955 | one_w32_display_info.regen_palette = TRUE; |
5ac45f98 GV |
1956 | } |
1957 | } | |
1958 | /* Ensure COLORREF value is snapped to nearest color in (default) | |
1959 | palette by simulating the PALETTERGB macro. This works whether | |
1960 | or not the display device has a palette. */ | |
6fc2811b JR |
1961 | w32_color_ref = XUINT (tem) | 0x2000000; |
1962 | ||
6fc2811b | 1963 | color_def->pixel = w32_color_ref; |
197edd35 JR |
1964 | color_def->red = GetRValue (w32_color_ref) * 256; |
1965 | color_def->green = GetGValue (w32_color_ref) * 256; | |
1966 | color_def->blue = GetBValue (w32_color_ref) * 256; | |
6fc2811b | 1967 | |
ee78dc32 | 1968 | return 1; |
5ac45f98 | 1969 | } |
7d0393cf | 1970 | else |
3c190163 GV |
1971 | { |
1972 | return 0; | |
1973 | } | |
ee78dc32 GV |
1974 | } |
1975 | ||
1976 | /* Given a string ARG naming a color, compute a pixel value from it | |
1977 | suitable for screen F. | |
1978 | If F is not a color screen, return DEF (default) regardless of what | |
1979 | ARG says. */ | |
1980 | ||
1981 | int | |
1982 | x_decode_color (f, arg, def) | |
1983 | FRAME_PTR f; | |
1984 | Lisp_Object arg; | |
1985 | int def; | |
1986 | { | |
6fc2811b | 1987 | XColor cdef; |
ee78dc32 | 1988 | |
b7826503 | 1989 | CHECK_STRING (arg); |
ee78dc32 | 1990 | |
d5db4077 | 1991 | if (strcmp (SDATA (arg), "black") == 0) |
ee78dc32 | 1992 | return BLACK_PIX_DEFAULT (f); |
d5db4077 | 1993 | else if (strcmp (SDATA (arg), "white") == 0) |
ee78dc32 GV |
1994 | return WHITE_PIX_DEFAULT (f); |
1995 | ||
fbd6baed | 1996 | if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1) |
ee78dc32 GV |
1997 | return def; |
1998 | ||
6fc2811b | 1999 | /* w32_defined_color is responsible for coping with failures |
ee78dc32 | 2000 | by looking for a near-miss. */ |
d5db4077 | 2001 | if (w32_defined_color (f, SDATA (arg), &cdef, 1)) |
6fc2811b | 2002 | return cdef.pixel; |
ee78dc32 GV |
2003 | |
2004 | /* defined_color failed; return an ultimate default. */ | |
2005 | return def; | |
2006 | } | |
2007 | \f | |
dfff8a69 JR |
2008 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
2009 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
2010 | ||
2011 | static void | |
2012 | x_set_line_spacing (f, new_value, old_value) | |
2013 | struct frame *f; | |
2014 | Lisp_Object new_value, old_value; | |
2015 | { | |
2016 | if (NILP (new_value)) | |
2017 | f->extra_line_spacing = 0; | |
2018 | else if (NATNUMP (new_value)) | |
2019 | f->extra_line_spacing = XFASTINT (new_value); | |
2020 | else | |
1a948b17 | 2021 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
dfff8a69 JR |
2022 | Fcons (new_value, Qnil))); |
2023 | if (FRAME_VISIBLE_P (f)) | |
2024 | redraw_frame (f); | |
2025 | } | |
2026 | ||
2027 | ||
f7b9d4d1 JR |
2028 | /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is |
2029 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
2030 | ||
2031 | static void | |
2032 | x_set_fullscreen (f, new_value, old_value) | |
2033 | struct frame *f; | |
2034 | Lisp_Object new_value, old_value; | |
2035 | { | |
2036 | if (NILP (new_value)) | |
2037 | f->output_data.w32->want_fullscreen = FULLSCREEN_NONE; | |
2038 | else if (EQ (new_value, Qfullboth)) | |
2039 | f->output_data.w32->want_fullscreen = FULLSCREEN_BOTH; | |
2040 | else if (EQ (new_value, Qfullwidth)) | |
2041 | f->output_data.w32->want_fullscreen = FULLSCREEN_WIDTH; | |
2042 | else if (EQ (new_value, Qfullheight)) | |
2043 | f->output_data.w32->want_fullscreen = FULLSCREEN_HEIGHT; | |
2044 | } | |
2045 | ||
2046 | ||
6fc2811b JR |
2047 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
2048 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
2049 | ||
2050 | static void | |
2051 | x_set_screen_gamma (f, new_value, old_value) | |
2052 | struct frame *f; | |
2053 | Lisp_Object new_value, old_value; | |
2054 | { | |
2055 | if (NILP (new_value)) | |
2056 | f->gamma = 0; | |
2057 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
2058 | /* The value 0.4545 is the normal viewing gamma. */ | |
2059 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
2060 | else | |
1a948b17 | 2061 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
6fc2811b JR |
2062 | Fcons (new_value, Qnil))); |
2063 | ||
2064 | clear_face_cache (0); | |
2065 | } | |
2066 | ||
2067 | ||
ee78dc32 GV |
2068 | /* Functions called only from `x_set_frame_param' |
2069 | to set individual parameters. | |
2070 | ||
fbd6baed | 2071 | If FRAME_W32_WINDOW (f) is 0, |
ee78dc32 GV |
2072 | the frame is being created and its window does not exist yet. |
2073 | In that case, just record the parameter's new value | |
2074 | in the standard place; do not attempt to change the window. */ | |
2075 | ||
2076 | void | |
2077 | x_set_foreground_color (f, arg, oldval) | |
2078 | struct frame *f; | |
2079 | Lisp_Object arg, oldval; | |
2080 | { | |
3cf3436e JR |
2081 | struct w32_output *x = f->output_data.w32; |
2082 | PIX_TYPE fg, old_fg; | |
2083 | ||
2084 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
2085 | old_fg = FRAME_FOREGROUND_PIXEL (f); | |
2086 | FRAME_FOREGROUND_PIXEL (f) = fg; | |
5ac45f98 | 2087 | |
fbd6baed | 2088 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2089 | { |
3cf3436e JR |
2090 | if (x->cursor_pixel == old_fg) |
2091 | x->cursor_pixel = fg; | |
2092 | ||
6fc2811b | 2093 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
ee78dc32 GV |
2094 | if (FRAME_VISIBLE_P (f)) |
2095 | redraw_frame (f); | |
2096 | } | |
2097 | } | |
2098 | ||
2099 | void | |
2100 | x_set_background_color (f, arg, oldval) | |
2101 | struct frame *f; | |
2102 | Lisp_Object arg, oldval; | |
2103 | { | |
6fc2811b | 2104 | FRAME_BACKGROUND_PIXEL (f) |
ee78dc32 GV |
2105 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
2106 | ||
fbd6baed | 2107 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2108 | { |
6fc2811b JR |
2109 | SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX, |
2110 | FRAME_BACKGROUND_PIXEL (f)); | |
ee78dc32 | 2111 | |
6fc2811b | 2112 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ee78dc32 GV |
2113 | |
2114 | if (FRAME_VISIBLE_P (f)) | |
2115 | redraw_frame (f); | |
2116 | } | |
2117 | } | |
2118 | ||
2119 | void | |
2120 | x_set_mouse_color (f, arg, oldval) | |
2121 | struct frame *f; | |
2122 | Lisp_Object arg, oldval; | |
2123 | { | |
ee78dc32 | 2124 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
dfc465d3 | 2125 | int count; |
ee78dc32 GV |
2126 | int mask_color; |
2127 | ||
2128 | if (!EQ (Qnil, arg)) | |
fbd6baed | 2129 | f->output_data.w32->mouse_pixel |
ee78dc32 | 2130 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
6fc2811b JR |
2131 | mask_color = FRAME_BACKGROUND_PIXEL (f); |
2132 | ||
2133 | /* Don't let pointers be invisible. */ | |
fbd6baed | 2134 | if (mask_color == f->output_data.w32->mouse_pixel |
6fc2811b JR |
2135 | && mask_color == FRAME_BACKGROUND_PIXEL (f)) |
2136 | f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); | |
ee78dc32 | 2137 | |
767b1ff0 | 2138 | #if 0 /* TODO : cursor changes */ |
ee78dc32 GV |
2139 | BLOCK_INPUT; |
2140 | ||
2141 | /* It's not okay to crash if the user selects a screwy cursor. */ | |
fadca6c6 | 2142 | count = x_catch_errors (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2143 | |
2144 | if (!EQ (Qnil, Vx_pointer_shape)) | |
2145 | { | |
b7826503 | 2146 | CHECK_NUMBER (Vx_pointer_shape); |
fbd6baed | 2147 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); |
ee78dc32 GV |
2148 | } |
2149 | else | |
fbd6baed GV |
2150 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2151 | x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); | |
ee78dc32 GV |
2152 | |
2153 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
2154 | { | |
b7826503 | 2155 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
fbd6baed | 2156 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2157 | XINT (Vx_nontext_pointer_shape)); |
2158 | } | |
2159 | else | |
fbd6baed GV |
2160 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); |
2161 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 | 2162 | |
0af913d7 | 2163 | if (!EQ (Qnil, Vx_hourglass_pointer_shape)) |
6fc2811b | 2164 | { |
b7826503 | 2165 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
0af913d7 GM |
2166 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
2167 | XINT (Vx_hourglass_pointer_shape)); | |
6fc2811b JR |
2168 | } |
2169 | else | |
0af913d7 | 2170 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); |
6fc2811b | 2171 | x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); |
7d0393cf | 2172 | |
6fc2811b | 2173 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); |
ee78dc32 GV |
2174 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
2175 | { | |
b7826503 | 2176 | CHECK_NUMBER (Vx_mode_pointer_shape); |
fbd6baed | 2177 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2178 | XINT (Vx_mode_pointer_shape)); |
2179 | } | |
2180 | else | |
fbd6baed GV |
2181 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2182 | x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); | |
ee78dc32 GV |
2183 | |
2184 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) | |
2185 | { | |
b7826503 | 2186 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
ee78dc32 | 2187 | cross_cursor |
fbd6baed | 2188 | = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2189 | XINT (Vx_sensitive_text_pointer_shape)); |
2190 | } | |
2191 | else | |
fbd6baed | 2192 | cross_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); |
ee78dc32 | 2193 | |
4694d762 JR |
2194 | if (!NILP (Vx_window_horizontal_drag_shape)) |
2195 | { | |
b7826503 | 2196 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
4694d762 JR |
2197 | horizontal_drag_cursor |
2198 | = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
2199 | XINT (Vx_window_horizontal_drag_shape)); | |
2200 | } | |
2201 | else | |
2202 | horizontal_drag_cursor | |
2203 | = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_sb_h_double_arrow); | |
c9b2104d | 2204 | /* TODO: hand_cursor */ |
4694d762 | 2205 | |
ee78dc32 | 2206 | /* Check and report errors with the above calls. */ |
fbd6baed | 2207 | x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); |
fadca6c6 | 2208 | x_uncatch_errors (FRAME_W32_DISPLAY (f), count); |
ee78dc32 GV |
2209 | |
2210 | { | |
2211 | XColor fore_color, back_color; | |
2212 | ||
fbd6baed | 2213 | fore_color.pixel = f->output_data.w32->mouse_pixel; |
ee78dc32 | 2214 | back_color.pixel = mask_color; |
fbd6baed GV |
2215 | XQueryColor (FRAME_W32_DISPLAY (f), |
2216 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2217 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2218 | &fore_color); |
fbd6baed GV |
2219 | XQueryColor (FRAME_W32_DISPLAY (f), |
2220 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2221 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2222 | &back_color); |
fbd6baed | 2223 | XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, |
ee78dc32 | 2224 | &fore_color, &back_color); |
fbd6baed | 2225 | XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, |
ee78dc32 | 2226 | &fore_color, &back_color); |
fbd6baed | 2227 | XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, |
ee78dc32 | 2228 | &fore_color, &back_color); |
fbd6baed | 2229 | XRecolorCursor (FRAME_W32_DISPLAY (f), cross_cursor, |
ee78dc32 | 2230 | &fore_color, &back_color); |
0af913d7 | 2231 | XRecolorCursor (FRAME_W32_DISPLAY (f), hourglass_cursor, |
6fc2811b | 2232 | &fore_color, &back_color); |
c9b2104d | 2233 | /* TODO: hand_cursor */ |
ee78dc32 GV |
2234 | } |
2235 | ||
fbd6baed | 2236 | if (FRAME_W32_WINDOW (f) != 0) |
6fc2811b | 2237 | XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); |
ee78dc32 | 2238 | |
fbd6baed GV |
2239 | if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) |
2240 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); | |
2241 | f->output_data.w32->text_cursor = cursor; | |
2242 | ||
2243 | if (nontext_cursor != f->output_data.w32->nontext_cursor | |
2244 | && f->output_data.w32->nontext_cursor != 0) | |
2245 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); | |
2246 | f->output_data.w32->nontext_cursor = nontext_cursor; | |
2247 | ||
0af913d7 GM |
2248 | if (hourglass_cursor != f->output_data.w32->hourglass_cursor |
2249 | && f->output_data.w32->hourglass_cursor != 0) | |
2250 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hourglass_cursor); | |
2251 | f->output_data.w32->hourglass_cursor = hourglass_cursor; | |
6fc2811b | 2252 | |
fbd6baed GV |
2253 | if (mode_cursor != f->output_data.w32->modeline_cursor |
2254 | && f->output_data.w32->modeline_cursor != 0) | |
2255 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); | |
2256 | f->output_data.w32->modeline_cursor = mode_cursor; | |
7d0393cf | 2257 | |
fbd6baed GV |
2258 | if (cross_cursor != f->output_data.w32->cross_cursor |
2259 | && f->output_data.w32->cross_cursor != 0) | |
2260 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->cross_cursor); | |
2261 | f->output_data.w32->cross_cursor = cross_cursor; | |
c9b2104d | 2262 | /* TODO: hand_cursor */ |
fbd6baed GV |
2263 | |
2264 | XFlush (FRAME_W32_DISPLAY (f)); | |
ee78dc32 | 2265 | UNBLOCK_INPUT; |
6fc2811b JR |
2266 | |
2267 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
767b1ff0 | 2268 | #endif /* TODO */ |
ee78dc32 GV |
2269 | } |
2270 | ||
70a0239a JR |
2271 | /* Defined in w32term.c. */ |
2272 | void x_update_cursor (struct frame *f, int on_p); | |
2273 | ||
ee78dc32 GV |
2274 | void |
2275 | x_set_cursor_color (f, arg, oldval) | |
2276 | struct frame *f; | |
2277 | Lisp_Object arg, oldval; | |
2278 | { | |
70a0239a | 2279 | unsigned long fore_pixel, pixel; |
ee78dc32 | 2280 | |
dfff8a69 | 2281 | if (!NILP (Vx_cursor_fore_pixel)) |
ee78dc32 | 2282 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
70a0239a | 2283 | WHITE_PIX_DEFAULT (f)); |
ee78dc32 | 2284 | else |
6fc2811b | 2285 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
70a0239a | 2286 | |
6759f872 | 2287 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
7d0393cf | 2288 | |
ee78dc32 | 2289 | /* Make sure that the cursor color differs from the background color. */ |
70a0239a | 2290 | if (pixel == FRAME_BACKGROUND_PIXEL (f)) |
ee78dc32 | 2291 | { |
70a0239a JR |
2292 | pixel = f->output_data.w32->mouse_pixel; |
2293 | if (pixel == fore_pixel) | |
6fc2811b | 2294 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
ee78dc32 | 2295 | } |
70a0239a | 2296 | |
ac849ba4 | 2297 | f->output_data.w32->cursor_foreground_pixel = fore_pixel; |
70a0239a | 2298 | f->output_data.w32->cursor_pixel = pixel; |
ee78dc32 | 2299 | |
fbd6baed | 2300 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2301 | { |
0327b4cc JR |
2302 | BLOCK_INPUT; |
2303 | /* Update frame's cursor_gc. */ | |
2304 | f->output_data.w32->cursor_gc->foreground = fore_pixel; | |
2305 | f->output_data.w32->cursor_gc->background = pixel; | |
2306 | ||
2307 | UNBLOCK_INPUT; | |
2308 | ||
ee78dc32 GV |
2309 | if (FRAME_VISIBLE_P (f)) |
2310 | { | |
70a0239a JR |
2311 | x_update_cursor (f, 0); |
2312 | x_update_cursor (f, 1); | |
ee78dc32 GV |
2313 | } |
2314 | } | |
6fc2811b JR |
2315 | |
2316 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
ee78dc32 GV |
2317 | } |
2318 | ||
33d52f9c GV |
2319 | /* Set the border-color of frame F to pixel value PIX. |
2320 | Note that this does not fully take effect if done before | |
7d0393cf | 2321 | F has a window. */ |
33d52f9c GV |
2322 | void |
2323 | x_set_border_pixel (f, pix) | |
2324 | struct frame *f; | |
2325 | int pix; | |
2326 | { | |
2327 | f->output_data.w32->border_pixel = pix; | |
2328 | ||
2329 | if (FRAME_W32_WINDOW (f) != 0 && f->output_data.w32->border_width > 0) | |
2330 | { | |
2331 | if (FRAME_VISIBLE_P (f)) | |
2332 | redraw_frame (f); | |
2333 | } | |
2334 | } | |
2335 | ||
ee78dc32 GV |
2336 | /* Set the border-color of frame F to value described by ARG. |
2337 | ARG can be a string naming a color. | |
2338 | The border-color is used for the border that is drawn by the server. | |
2339 | Note that this does not fully take effect if done before | |
2340 | F has a window; it must be redone when the window is created. */ | |
2341 | ||
2342 | void | |
2343 | x_set_border_color (f, arg, oldval) | |
2344 | struct frame *f; | |
2345 | Lisp_Object arg, oldval; | |
2346 | { | |
ee78dc32 GV |
2347 | int pix; |
2348 | ||
b7826503 | 2349 | CHECK_STRING (arg); |
ee78dc32 | 2350 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 | 2351 | x_set_border_pixel (f, pix); |
6fc2811b | 2352 | update_face_from_frame_parameter (f, Qborder_color, arg); |
ee78dc32 GV |
2353 | } |
2354 | ||
dfff8a69 JR |
2355 | |
2356 | void | |
2357 | x_set_cursor_type (f, arg, oldval) | |
2358 | FRAME_PTR f; | |
2359 | Lisp_Object arg, oldval; | |
2360 | { | |
50e363e6 | 2361 | set_frame_cursor_types (f, arg); |
ee78dc32 | 2362 | |
623cdbf2 | 2363 | /* Make sure the cursor gets redrawn. */ |
c922a224 | 2364 | cursor_type_changed = 1; |
ee78dc32 | 2365 | } |
dfff8a69 | 2366 | \f |
ee78dc32 GV |
2367 | void |
2368 | x_set_icon_type (f, arg, oldval) | |
2369 | struct frame *f; | |
2370 | Lisp_Object arg, oldval; | |
2371 | { | |
ee78dc32 GV |
2372 | int result; |
2373 | ||
eb7576ce GV |
2374 | if (NILP (arg) && NILP (oldval)) |
2375 | return; | |
2376 | ||
7d0393cf | 2377 | if (STRINGP (arg) && STRINGP (oldval) |
eb7576ce GV |
2378 | && EQ (Fstring_equal (oldval, arg), Qt)) |
2379 | return; | |
2380 | ||
2381 | if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) | |
ee78dc32 GV |
2382 | return; |
2383 | ||
2384 | BLOCK_INPUT; | |
ee78dc32 | 2385 | |
eb7576ce | 2386 | result = x_bitmap_icon (f, arg); |
ee78dc32 GV |
2387 | if (result) |
2388 | { | |
2389 | UNBLOCK_INPUT; | |
2390 | error ("No icon window available"); | |
2391 | } | |
2392 | ||
ee78dc32 | 2393 | UNBLOCK_INPUT; |
ee78dc32 GV |
2394 | } |
2395 | ||
2396 | /* Return non-nil if frame F wants a bitmap icon. */ | |
2397 | ||
2398 | Lisp_Object | |
2399 | x_icon_type (f) | |
2400 | FRAME_PTR f; | |
2401 | { | |
2402 | Lisp_Object tem; | |
2403 | ||
2404 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
2405 | if (CONSP (tem)) | |
8e713be6 | 2406 | return XCDR (tem); |
ee78dc32 GV |
2407 | else |
2408 | return Qnil; | |
2409 | } | |
2410 | ||
2411 | void | |
2412 | x_set_icon_name (f, arg, oldval) | |
2413 | struct frame *f; | |
2414 | Lisp_Object arg, oldval; | |
2415 | { | |
ee78dc32 GV |
2416 | if (STRINGP (arg)) |
2417 | { | |
2418 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
2419 | return; | |
2420 | } | |
2421 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
2422 | return; | |
2423 | ||
2424 | f->icon_name = arg; | |
2425 | ||
2426 | #if 0 | |
fbd6baed | 2427 | if (f->output_data.w32->icon_bitmap != 0) |
ee78dc32 GV |
2428 | return; |
2429 | ||
2430 | BLOCK_INPUT; | |
2431 | ||
2432 | result = x_text_icon (f, | |
d5db4077 KR |
2433 | (char *) SDATA ((!NILP (f->icon_name) |
2434 | ? f->icon_name | |
2435 | : !NILP (f->title) | |
2436 | ? f->title | |
2437 | : f->name))); | |
ee78dc32 GV |
2438 | |
2439 | if (result) | |
2440 | { | |
2441 | UNBLOCK_INPUT; | |
2442 | error ("No icon window available"); | |
2443 | } | |
2444 | ||
2445 | /* If the window was unmapped (and its icon was mapped), | |
2446 | the new icon is not mapped, so map the window in its stead. */ | |
2447 | if (FRAME_VISIBLE_P (f)) | |
2448 | { | |
2449 | #ifdef USE_X_TOOLKIT | |
fbd6baed | 2450 | XtPopup (f->output_data.w32->widget, XtGrabNone); |
ee78dc32 | 2451 | #endif |
fbd6baed | 2452 | XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
2453 | } |
2454 | ||
fbd6baed | 2455 | XFlush (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2456 | UNBLOCK_INPUT; |
2457 | #endif | |
2458 | } | |
2459 | ||
2460 | extern Lisp_Object x_new_font (); | |
4587b026 | 2461 | extern Lisp_Object x_new_fontset(); |
ee78dc32 GV |
2462 | |
2463 | void | |
2464 | x_set_font (f, arg, oldval) | |
2465 | struct frame *f; | |
2466 | Lisp_Object arg, oldval; | |
2467 | { | |
2468 | Lisp_Object result; | |
4587b026 | 2469 | Lisp_Object fontset_name; |
4b817373 | 2470 | Lisp_Object frame; |
3cf3436e | 2471 | int old_fontset = FRAME_FONTSET(f); |
ee78dc32 | 2472 | |
b7826503 | 2473 | CHECK_STRING (arg); |
ee78dc32 | 2474 | |
4587b026 GV |
2475 | fontset_name = Fquery_fontset (arg, Qnil); |
2476 | ||
ee78dc32 | 2477 | BLOCK_INPUT; |
4587b026 | 2478 | result = (STRINGP (fontset_name) |
d5db4077 KR |
2479 | ? x_new_fontset (f, SDATA (fontset_name)) |
2480 | : x_new_font (f, SDATA (arg))); | |
ee78dc32 | 2481 | UNBLOCK_INPUT; |
7d0393cf | 2482 | |
ee78dc32 | 2483 | if (EQ (result, Qnil)) |
d5db4077 | 2484 | error ("Font `%s' is not defined", SDATA (arg)); |
ee78dc32 | 2485 | else if (EQ (result, Qt)) |
dfff8a69 | 2486 | error ("The characters of the given font have varying widths"); |
ee78dc32 GV |
2487 | else if (STRINGP (result)) |
2488 | { | |
3cf3436e JR |
2489 | if (STRINGP (fontset_name)) |
2490 | { | |
2491 | /* Fontset names are built from ASCII font names, so the | |
2492 | names may be equal despite there was a change. */ | |
2493 | if (old_fontset == FRAME_FONTSET (f)) | |
2494 | return; | |
2495 | } | |
2496 | else if (!NILP (Fequal (result, oldval))) | |
dc220243 | 2497 | return; |
3cf3436e | 2498 | |
ee78dc32 | 2499 | store_frame_param (f, Qfont, result); |
6fc2811b | 2500 | recompute_basic_faces (f); |
ee78dc32 GV |
2501 | } |
2502 | else | |
2503 | abort (); | |
4b817373 | 2504 | |
6fc2811b JR |
2505 | do_pending_window_change (0); |
2506 | ||
2507 | /* Don't call `face-set-after-frame-default' when faces haven't been | |
2508 | initialized yet. This is the case when called from | |
2509 | Fx_create_frame. In that case, the X widget or window doesn't | |
2510 | exist either, and we can end up in x_report_frame_params with a | |
2511 | null widget which gives a segfault. */ | |
2512 | if (FRAME_FACE_CACHE (f)) | |
2513 | { | |
2514 | XSETFRAME (frame, f); | |
2515 | call1 (Qface_set_after_frame_default, frame); | |
2516 | } | |
ee78dc32 GV |
2517 | } |
2518 | ||
41c1bdd9 KS |
2519 | static void |
2520 | x_set_fringe_width (f, new_value, old_value) | |
2521 | struct frame *f; | |
2522 | Lisp_Object new_value, old_value; | |
2523 | { | |
2524 | x_compute_fringe_widths (f, 1); | |
2525 | } | |
2526 | ||
ee78dc32 GV |
2527 | void |
2528 | x_set_border_width (f, arg, oldval) | |
2529 | struct frame *f; | |
2530 | Lisp_Object arg, oldval; | |
2531 | { | |
b7826503 | 2532 | CHECK_NUMBER (arg); |
ee78dc32 | 2533 | |
fbd6baed | 2534 | if (XINT (arg) == f->output_data.w32->border_width) |
ee78dc32 GV |
2535 | return; |
2536 | ||
fbd6baed | 2537 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2538 | error ("Cannot change the border width of a window"); |
2539 | ||
fbd6baed | 2540 | f->output_data.w32->border_width = XINT (arg); |
ee78dc32 GV |
2541 | } |
2542 | ||
2543 | void | |
2544 | x_set_internal_border_width (f, arg, oldval) | |
2545 | struct frame *f; | |
2546 | Lisp_Object arg, oldval; | |
2547 | { | |
fbd6baed | 2548 | int old = f->output_data.w32->internal_border_width; |
ee78dc32 | 2549 | |
b7826503 | 2550 | CHECK_NUMBER (arg); |
fbd6baed GV |
2551 | f->output_data.w32->internal_border_width = XINT (arg); |
2552 | if (f->output_data.w32->internal_border_width < 0) | |
2553 | f->output_data.w32->internal_border_width = 0; | |
ee78dc32 | 2554 | |
fbd6baed | 2555 | if (f->output_data.w32->internal_border_width == old) |
ee78dc32 GV |
2556 | return; |
2557 | ||
fbd6baed | 2558 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2559 | { |
ee78dc32 | 2560 | x_set_window_size (f, 0, f->width, f->height); |
ee78dc32 | 2561 | SET_FRAME_GARBAGED (f); |
6fc2811b | 2562 | do_pending_window_change (0); |
ee78dc32 | 2563 | } |
a05e2bae JR |
2564 | else |
2565 | SET_FRAME_GARBAGED (f); | |
ee78dc32 GV |
2566 | } |
2567 | ||
2568 | void | |
2569 | x_set_visibility (f, value, oldval) | |
2570 | struct frame *f; | |
2571 | Lisp_Object value, oldval; | |
2572 | { | |
2573 | Lisp_Object frame; | |
2574 | XSETFRAME (frame, f); | |
2575 | ||
2576 | if (NILP (value)) | |
2577 | Fmake_frame_invisible (frame, Qt); | |
2578 | else if (EQ (value, Qicon)) | |
2579 | Ficonify_frame (frame); | |
2580 | else | |
2581 | Fmake_frame_visible (frame); | |
2582 | } | |
2583 | ||
a1258667 JR |
2584 | \f |
2585 | /* Change window heights in windows rooted in WINDOW by N lines. */ | |
2586 | ||
2587 | static void | |
2588 | x_change_window_heights (window, n) | |
2589 | Lisp_Object window; | |
2590 | int n; | |
2591 | { | |
2592 | struct window *w = XWINDOW (window); | |
2593 | ||
2594 | XSETFASTINT (w->top, XFASTINT (w->top) + n); | |
2595 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
2596 | ||
2597 | if (INTEGERP (w->orig_top)) | |
2598 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2599 | if (INTEGERP (w->orig_height)) | |
2600 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2601 | ||
2602 | /* Handle just the top child in a vertical split. */ | |
2603 | if (!NILP (w->vchild)) | |
2604 | x_change_window_heights (w->vchild, n); | |
2605 | ||
2606 | /* Adjust all children in a horizontal split. */ | |
2607 | for (window = w->hchild; !NILP (window); window = w->next) | |
2608 | { | |
2609 | w = XWINDOW (window); | |
2610 | x_change_window_heights (window, n); | |
2611 | } | |
2612 | } | |
2613 | ||
ee78dc32 GV |
2614 | void |
2615 | x_set_menu_bar_lines (f, value, oldval) | |
2616 | struct frame *f; | |
2617 | Lisp_Object value, oldval; | |
2618 | { | |
2619 | int nlines; | |
2620 | int olines = FRAME_MENU_BAR_LINES (f); | |
2621 | ||
2622 | /* Right now, menu bars don't work properly in minibuf-only frames; | |
2623 | most of the commands try to apply themselves to the minibuffer | |
6fc2811b | 2624 | frame itself, and get an error because you can't switch buffers |
ee78dc32 GV |
2625 | in or split the minibuffer window. */ |
2626 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2627 | return; | |
2628 | ||
2629 | if (INTEGERP (value)) | |
2630 | nlines = XINT (value); | |
2631 | else | |
2632 | nlines = 0; | |
2633 | ||
2634 | FRAME_MENU_BAR_LINES (f) = 0; | |
2635 | if (nlines) | |
2636 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
2637 | else | |
2638 | { | |
2639 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) | |
2640 | free_frame_menubar (f); | |
2641 | FRAME_EXTERNAL_MENU_BAR (f) = 0; | |
1edf84e7 GV |
2642 | |
2643 | /* Adjust the frame size so that the client (text) dimensions | |
2644 | remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being | |
2645 | set correctly. */ | |
2646 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
6fc2811b | 2647 | do_pending_window_change (0); |
ee78dc32 | 2648 | } |
6fc2811b JR |
2649 | adjust_glyphs (f); |
2650 | } | |
2651 | ||
2652 | ||
2653 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2654 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2655 | is the old number of tool bar lines. This function changes the | |
2656 | height of all windows on frame F to match the new tool bar height. | |
2657 | The frame's height doesn't change. */ | |
2658 | ||
2659 | void | |
2660 | x_set_tool_bar_lines (f, value, oldval) | |
2661 | struct frame *f; | |
2662 | Lisp_Object value, oldval; | |
2663 | { | |
36f8209a JR |
2664 | int delta, nlines, root_height; |
2665 | Lisp_Object root_window; | |
6fc2811b | 2666 | |
dc220243 JR |
2667 | /* Treat tool bars like menu bars. */ |
2668 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2669 | return; | |
2670 | ||
6fc2811b JR |
2671 | /* Use VALUE only if an integer >= 0. */ |
2672 | if (INTEGERP (value) && XINT (value) >= 0) | |
2673 | nlines = XFASTINT (value); | |
2674 | else | |
2675 | nlines = 0; | |
2676 | ||
2677 | /* Make sure we redisplay all windows in this frame. */ | |
2678 | ++windows_or_buffers_changed; | |
2679 | ||
2680 | delta = nlines - FRAME_TOOL_BAR_LINES (f); | |
36f8209a JR |
2681 | |
2682 | /* Don't resize the tool-bar to more than we have room for. */ | |
2683 | root_window = FRAME_ROOT_WINDOW (f); | |
2684 | root_height = XINT (XWINDOW (root_window)->height); | |
2685 | if (root_height - delta < 1) | |
2686 | { | |
2687 | delta = root_height - 1; | |
2688 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2689 | } | |
2690 | ||
6fc2811b | 2691 | FRAME_TOOL_BAR_LINES (f) = nlines; |
36f8209a | 2692 | x_change_window_heights (root_window, delta); |
6fc2811b | 2693 | adjust_glyphs (f); |
36f8209a JR |
2694 | |
2695 | /* We also have to make sure that the internal border at the top of | |
2696 | the frame, below the menu bar or tool bar, is redrawn when the | |
2697 | tool bar disappears. This is so because the internal border is | |
2698 | below the tool bar if one is displayed, but is below the menu bar | |
2699 | if there isn't a tool bar. The tool bar draws into the area | |
2700 | below the menu bar. */ | |
2701 | if (FRAME_W32_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2702 | { | |
2703 | updating_frame = f; | |
2704 | clear_frame (); | |
2705 | clear_current_matrices (f); | |
2706 | updating_frame = NULL; | |
2707 | } | |
2708 | ||
2709 | /* If the tool bar gets smaller, the internal border below it | |
2710 | has to be cleared. It was formerly part of the display | |
2711 | of the larger tool bar, and updating windows won't clear it. */ | |
2712 | if (delta < 0) | |
2713 | { | |
2714 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2715 | int width = PIXEL_WIDTH (f); | |
2716 | int y = nlines * CANON_Y_UNIT (f); | |
2717 | ||
2718 | BLOCK_INPUT; | |
2719 | { | |
2720 | HDC hdc = get_frame_dc (f); | |
2721 | w32_clear_area (f, hdc, 0, y, width, height); | |
2722 | release_frame_dc (f, hdc); | |
2723 | } | |
2724 | UNBLOCK_INPUT; | |
3cf3436e JR |
2725 | |
2726 | if (WINDOWP (f->tool_bar_window)) | |
2727 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
36f8209a | 2728 | } |
ee78dc32 GV |
2729 | } |
2730 | ||
6fc2811b | 2731 | |
ee78dc32 | 2732 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
fbd6baed | 2733 | w32_id_name. |
ee78dc32 GV |
2734 | |
2735 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2736 | name; if NAME is a string, set F's name to NAME and set | |
2737 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2738 | ||
2739 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2740 | suggesting a new name, which lisp code should override; if | |
2741 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2742 | ||
2743 | void | |
2744 | x_set_name (f, name, explicit) | |
2745 | struct frame *f; | |
2746 | Lisp_Object name; | |
2747 | int explicit; | |
2748 | { | |
7d0393cf | 2749 | /* Make sure that requests from lisp code override requests from |
ee78dc32 GV |
2750 | Emacs redisplay code. */ |
2751 | if (explicit) | |
2752 | { | |
2753 | /* If we're switching from explicit to implicit, we had better | |
2754 | update the mode lines and thereby update the title. */ | |
2755 | if (f->explicit_name && NILP (name)) | |
2756 | update_mode_lines = 1; | |
2757 | ||
2758 | f->explicit_name = ! NILP (name); | |
2759 | } | |
2760 | else if (f->explicit_name) | |
2761 | return; | |
2762 | ||
fbd6baed | 2763 | /* If NAME is nil, set the name to the w32_id_name. */ |
ee78dc32 GV |
2764 | if (NILP (name)) |
2765 | { | |
2766 | /* Check for no change needed in this very common case | |
2767 | before we do any consing. */ | |
fbd6baed | 2768 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->w32_id_name, |
d5db4077 | 2769 | SDATA (f->name))) |
ee78dc32 | 2770 | return; |
fbd6baed | 2771 | name = build_string (FRAME_W32_DISPLAY_INFO (f)->w32_id_name); |
ee78dc32 GV |
2772 | } |
2773 | else | |
b7826503 | 2774 | CHECK_STRING (name); |
ee78dc32 GV |
2775 | |
2776 | /* Don't change the name if it's already NAME. */ | |
2777 | if (! NILP (Fstring_equal (name, f->name))) | |
2778 | return; | |
2779 | ||
1edf84e7 GV |
2780 | f->name = name; |
2781 | ||
2782 | /* For setting the frame title, the title parameter should override | |
2783 | the name parameter. */ | |
2784 | if (! NILP (f->title)) | |
2785 | name = f->title; | |
2786 | ||
fbd6baed | 2787 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2788 | { |
6fc2811b | 2789 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2790 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2791 | |
ee78dc32 | 2792 | BLOCK_INPUT; |
d5db4077 | 2793 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
ee78dc32 GV |
2794 | UNBLOCK_INPUT; |
2795 | } | |
ee78dc32 GV |
2796 | } |
2797 | ||
2798 | /* This function should be called when the user's lisp code has | |
2799 | specified a name for the frame; the name will override any set by the | |
2800 | redisplay code. */ | |
2801 | void | |
2802 | x_explicitly_set_name (f, arg, oldval) | |
2803 | FRAME_PTR f; | |
2804 | Lisp_Object arg, oldval; | |
2805 | { | |
2806 | x_set_name (f, arg, 1); | |
2807 | } | |
2808 | ||
2809 | /* This function should be called by Emacs redisplay code to set the | |
2810 | name; names set this way will never override names set by the user's | |
2811 | lisp code. */ | |
2812 | void | |
2813 | x_implicitly_set_name (f, arg, oldval) | |
2814 | FRAME_PTR f; | |
2815 | Lisp_Object arg, oldval; | |
2816 | { | |
2817 | x_set_name (f, arg, 0); | |
2818 | } | |
1edf84e7 GV |
2819 | \f |
2820 | /* Change the title of frame F to NAME. | |
2821 | If NAME is nil, use the frame name as the title. | |
2822 | ||
2823 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2824 | name; if NAME is a string, set F's name to NAME and set | |
2825 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2826 | ||
2827 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2828 | suggesting a new name, which lisp code should override; if | |
2829 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
ee78dc32 | 2830 | |
1edf84e7 | 2831 | void |
6fc2811b | 2832 | x_set_title (f, name, old_name) |
1edf84e7 | 2833 | struct frame *f; |
6fc2811b | 2834 | Lisp_Object name, old_name; |
1edf84e7 GV |
2835 | { |
2836 | /* Don't change the title if it's already NAME. */ | |
2837 | if (EQ (name, f->title)) | |
2838 | return; | |
2839 | ||
2840 | update_mode_lines = 1; | |
2841 | ||
2842 | f->title = name; | |
2843 | ||
2844 | if (NILP (name)) | |
2845 | name = f->name; | |
2846 | ||
2847 | if (FRAME_W32_WINDOW (f)) | |
2848 | { | |
6fc2811b | 2849 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2850 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2851 | |
1edf84e7 | 2852 | BLOCK_INPUT; |
d5db4077 | 2853 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
1edf84e7 GV |
2854 | UNBLOCK_INPUT; |
2855 | } | |
2856 | } | |
2857 | \f | |
ee78dc32 GV |
2858 | void |
2859 | x_set_autoraise (f, arg, oldval) | |
2860 | struct frame *f; | |
2861 | Lisp_Object arg, oldval; | |
2862 | { | |
2863 | f->auto_raise = !EQ (Qnil, arg); | |
2864 | } | |
2865 | ||
2866 | void | |
2867 | x_set_autolower (f, arg, oldval) | |
2868 | struct frame *f; | |
2869 | Lisp_Object arg, oldval; | |
2870 | { | |
2871 | f->auto_lower = !EQ (Qnil, arg); | |
2872 | } | |
2873 | ||
2874 | void | |
2875 | x_set_unsplittable (f, arg, oldval) | |
2876 | struct frame *f; | |
2877 | Lisp_Object arg, oldval; | |
2878 | { | |
2879 | f->no_split = !NILP (arg); | |
2880 | } | |
2881 | ||
2882 | void | |
2883 | x_set_vertical_scroll_bars (f, arg, oldval) | |
2884 | struct frame *f; | |
2885 | Lisp_Object arg, oldval; | |
2886 | { | |
1026b400 RS |
2887 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2888 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2889 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2890 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
ee78dc32 | 2891 | { |
1026b400 RS |
2892 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = NILP (arg) ? |
2893 | vertical_scroll_bar_none : | |
87996783 GV |
2894 | /* Put scroll bars on the right by default, as is conventional |
2895 | on MS-Windows. */ | |
2896 | EQ (Qleft, arg) | |
7d0393cf | 2897 | ? vertical_scroll_bar_left |
87996783 | 2898 | : vertical_scroll_bar_right; |
ee78dc32 GV |
2899 | |
2900 | /* We set this parameter before creating the window for the | |
2901 | frame, so we can get the geometry right from the start. | |
2902 | However, if the window hasn't been created yet, we shouldn't | |
2903 | call x_set_window_size. */ | |
fbd6baed | 2904 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2905 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2906 | do_pending_window_change (0); |
ee78dc32 GV |
2907 | } |
2908 | } | |
2909 | ||
2910 | void | |
2911 | x_set_scroll_bar_width (f, arg, oldval) | |
2912 | struct frame *f; | |
2913 | Lisp_Object arg, oldval; | |
2914 | { | |
6fc2811b JR |
2915 | int wid = FONT_WIDTH (f->output_data.w32->font); |
2916 | ||
ee78dc32 GV |
2917 | if (NILP (arg)) |
2918 | { | |
6fc2811b JR |
2919 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
2920 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) + | |
2921 | wid - 1) / wid; | |
2922 | if (FRAME_W32_WINDOW (f)) | |
2923 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2924 | do_pending_window_change (0); | |
ee78dc32 GV |
2925 | } |
2926 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2927 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
2928 | { | |
ee78dc32 | 2929 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
6fc2811b JR |
2930 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) |
2931 | + wid-1) / wid; | |
fbd6baed | 2932 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2933 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2934 | do_pending_window_change (0); |
ee78dc32 | 2935 | } |
6fc2811b JR |
2936 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
2937 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; | |
7d0393cf | 2938 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; |
ee78dc32 GV |
2939 | } |
2940 | \f | |
7d0393cf | 2941 | /* Subroutines of creating a frame. */ |
ee78dc32 GV |
2942 | |
2943 | /* Make sure that Vx_resource_name is set to a reasonable value. | |
2944 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2945 | ||
2946 | static void | |
2947 | validate_x_resource_name () | |
2948 | { | |
6fc2811b | 2949 | int len = 0; |
ee78dc32 GV |
2950 | /* Number of valid characters in the resource name. */ |
2951 | int good_count = 0; | |
2952 | /* Number of invalid characters in the resource name. */ | |
2953 | int bad_count = 0; | |
2954 | Lisp_Object new; | |
2955 | int i; | |
2956 | ||
2957 | if (STRINGP (Vx_resource_name)) | |
2958 | { | |
d5db4077 | 2959 | unsigned char *p = SDATA (Vx_resource_name); |
ee78dc32 GV |
2960 | int i; |
2961 | ||
d5db4077 | 2962 | len = SBYTES (Vx_resource_name); |
ee78dc32 GV |
2963 | |
2964 | /* Only letters, digits, - and _ are valid in resource names. | |
2965 | Count the valid characters and count the invalid ones. */ | |
2966 | for (i = 0; i < len; i++) | |
2967 | { | |
2968 | int c = p[i]; | |
2969 | if (! ((c >= 'a' && c <= 'z') | |
2970 | || (c >= 'A' && c <= 'Z') | |
2971 | || (c >= '0' && c <= '9') | |
2972 | || c == '-' || c == '_')) | |
2973 | bad_count++; | |
2974 | else | |
2975 | good_count++; | |
2976 | } | |
2977 | } | |
2978 | else | |
2979 | /* Not a string => completely invalid. */ | |
2980 | bad_count = 5, good_count = 0; | |
2981 | ||
2982 | /* If name is valid already, return. */ | |
2983 | if (bad_count == 0) | |
2984 | return; | |
2985 | ||
2986 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2987 | if (good_count == 0 | |
2988 | || (good_count == 1 && bad_count > 0)) | |
2989 | { | |
2990 | Vx_resource_name = build_string ("emacs"); | |
2991 | return; | |
2992 | } | |
2993 | ||
2994 | /* Name is partly valid. Copy it and replace the invalid characters | |
2995 | with underscores. */ | |
2996 | ||
2997 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2998 | ||
2999 | for (i = 0; i < len; i++) | |
3000 | { | |
d5db4077 | 3001 | int c = SREF (new, i); |
ee78dc32 GV |
3002 | if (! ((c >= 'a' && c <= 'z') |
3003 | || (c >= 'A' && c <= 'Z') | |
3004 | || (c >= '0' && c <= '9') | |
3005 | || c == '-' || c == '_')) | |
7960d5ab | 3006 | SSET (new, i, '_'); |
ee78dc32 GV |
3007 | } |
3008 | } | |
3009 | ||
3010 | ||
3011 | extern char *x_get_string_resource (); | |
3012 | ||
3013 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, | |
74e1aeec JR |
3014 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
3015 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the | |
3016 | class, where INSTANCE is the name under which Emacs was invoked, or | |
3017 | the name specified by the `-name' or `-rn' command-line arguments. | |
3018 | ||
3019 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
3020 | class, respectively. You must specify both of them or neither. | |
3021 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
3022 | and the class is `Emacs.CLASS.SUBCLASS'. */) | |
ee78dc32 GV |
3023 | (attribute, class, component, subclass) |
3024 | Lisp_Object attribute, class, component, subclass; | |
3025 | { | |
3026 | register char *value; | |
3027 | char *name_key; | |
3028 | char *class_key; | |
3029 | ||
b7826503 PJ |
3030 | CHECK_STRING (attribute); |
3031 | CHECK_STRING (class); | |
ee78dc32 GV |
3032 | |
3033 | if (!NILP (component)) | |
b7826503 | 3034 | CHECK_STRING (component); |
ee78dc32 | 3035 | if (!NILP (subclass)) |
b7826503 | 3036 | CHECK_STRING (subclass); |
ee78dc32 GV |
3037 | if (NILP (component) != NILP (subclass)) |
3038 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
3039 | ||
3040 | validate_x_resource_name (); | |
3041 | ||
3042 | /* Allocate space for the components, the dots which separate them, | |
3043 | and the final '\0'. Make them big enough for the worst case. */ | |
d5db4077 | 3044 | name_key = (char *) alloca (SBYTES (Vx_resource_name) |
ee78dc32 | 3045 | + (STRINGP (component) |
d5db4077 KR |
3046 | ? SBYTES (component) : 0) |
3047 | + SBYTES (attribute) | |
ee78dc32 GV |
3048 | + 3); |
3049 | ||
3050 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
d5db4077 | 3051 | + SBYTES (class) |
ee78dc32 | 3052 | + (STRINGP (subclass) |
d5db4077 | 3053 | ? SBYTES (subclass) : 0) |
ee78dc32 GV |
3054 | + 3); |
3055 | ||
3056 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
3057 | and with `Emacs' for the class key (the general one). */ | |
d5db4077 | 3058 | strcpy (name_key, SDATA (Vx_resource_name)); |
ee78dc32 GV |
3059 | strcpy (class_key, EMACS_CLASS); |
3060 | ||
3061 | strcat (class_key, "."); | |
d5db4077 | 3062 | strcat (class_key, SDATA (class)); |
ee78dc32 GV |
3063 | |
3064 | if (!NILP (component)) | |
3065 | { | |
3066 | strcat (class_key, "."); | |
d5db4077 | 3067 | strcat (class_key, SDATA (subclass)); |
ee78dc32 GV |
3068 | |
3069 | strcat (name_key, "."); | |
d5db4077 | 3070 | strcat (name_key, SDATA (component)); |
ee78dc32 GV |
3071 | } |
3072 | ||
3073 | strcat (name_key, "."); | |
d5db4077 | 3074 | strcat (name_key, SDATA (attribute)); |
ee78dc32 | 3075 | |
e5af3c25 | 3076 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
ee78dc32 GV |
3077 | name_key, class_key); |
3078 | ||
3079 | if (value != (char *) 0) | |
3080 | return build_string (value); | |
3081 | else | |
3082 | return Qnil; | |
3083 | } | |
3084 | ||
3085 | /* Used when C code wants a resource value. */ | |
3086 | ||
3087 | char * | |
3088 | x_get_resource_string (attribute, class) | |
3089 | char *attribute, *class; | |
3090 | { | |
ee78dc32 GV |
3091 | char *name_key; |
3092 | char *class_key; | |
6fc2811b | 3093 | struct frame *sf = SELECTED_FRAME (); |
ee78dc32 GV |
3094 | |
3095 | /* Allocate space for the components, the dots which separate them, | |
3096 | and the final '\0'. */ | |
d5db4077 | 3097 | name_key = (char *) alloca (SBYTES (Vinvocation_name) |
ee78dc32 GV |
3098 | + strlen (attribute) + 2); |
3099 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
3100 | + strlen (class) + 2); | |
3101 | ||
3102 | sprintf (name_key, "%s.%s", | |
d5db4077 | 3103 | SDATA (Vinvocation_name), |
ee78dc32 GV |
3104 | attribute); |
3105 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
3106 | ||
e5af3c25 JB |
3107 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
3108 | name_key, class_key); | |
ee78dc32 GV |
3109 | } |
3110 | ||
3111 | /* Types we might convert a resource string into. */ | |
3112 | enum resource_types | |
6fc2811b JR |
3113 | { |
3114 | RES_TYPE_NUMBER, | |
3115 | RES_TYPE_FLOAT, | |
3116 | RES_TYPE_BOOLEAN, | |
3117 | RES_TYPE_STRING, | |
3118 | RES_TYPE_SYMBOL | |
3119 | }; | |
ee78dc32 GV |
3120 | |
3121 | /* Return the value of parameter PARAM. | |
3122 | ||
3123 | First search ALIST, then Vdefault_frame_alist, then the X defaults | |
3124 | database, using ATTRIBUTE as the attribute name and CLASS as its class. | |
3125 | ||
3126 | Convert the resource to the type specified by desired_type. | |
3127 | ||
3128 | If no default is specified, return Qunbound. If you call | |
6fc2811b | 3129 | w32_get_arg, make sure you deal with Qunbound in a reasonable way, |
ee78dc32 GV |
3130 | and don't let it get stored in any Lisp-visible variables! */ |
3131 | ||
3132 | static Lisp_Object | |
6fc2811b | 3133 | w32_get_arg (alist, param, attribute, class, type) |
ee78dc32 GV |
3134 | Lisp_Object alist, param; |
3135 | char *attribute; | |
3136 | char *class; | |
3137 | enum resource_types type; | |
3138 | { | |
3139 | register Lisp_Object tem; | |
3140 | ||
3141 | tem = Fassq (param, alist); | |
3142 | if (EQ (tem, Qnil)) | |
3143 | tem = Fassq (param, Vdefault_frame_alist); | |
3144 | if (EQ (tem, Qnil)) | |
3145 | { | |
3146 | ||
3147 | if (attribute) | |
3148 | { | |
3149 | tem = Fx_get_resource (build_string (attribute), | |
3150 | build_string (class), | |
3151 | Qnil, Qnil); | |
3152 | ||
3153 | if (NILP (tem)) | |
3154 | return Qunbound; | |
3155 | ||
3156 | switch (type) | |
3157 | { | |
6fc2811b | 3158 | case RES_TYPE_NUMBER: |
d5db4077 | 3159 | return make_number (atoi (SDATA (tem))); |
ee78dc32 | 3160 | |
6fc2811b | 3161 | case RES_TYPE_FLOAT: |
d5db4077 | 3162 | return make_float (atof (SDATA (tem))); |
6fc2811b JR |
3163 | |
3164 | case RES_TYPE_BOOLEAN: | |
ee78dc32 | 3165 | tem = Fdowncase (tem); |
d5db4077 KR |
3166 | if (!strcmp (SDATA (tem), "on") |
3167 | || !strcmp (SDATA (tem), "true")) | |
ee78dc32 | 3168 | return Qt; |
7d0393cf | 3169 | else |
ee78dc32 GV |
3170 | return Qnil; |
3171 | ||
6fc2811b | 3172 | case RES_TYPE_STRING: |
ee78dc32 GV |
3173 | return tem; |
3174 | ||
6fc2811b | 3175 | case RES_TYPE_SYMBOL: |
ee78dc32 GV |
3176 | /* As a special case, we map the values `true' and `on' |
3177 | to Qt, and `false' and `off' to Qnil. */ | |
3178 | { | |
3179 | Lisp_Object lower; | |
3180 | lower = Fdowncase (tem); | |
d5db4077 KR |
3181 | if (!strcmp (SDATA (lower), "on") |
3182 | || !strcmp (SDATA (lower), "true")) | |
ee78dc32 | 3183 | return Qt; |
d5db4077 KR |
3184 | else if (!strcmp (SDATA (lower), "off") |
3185 | || !strcmp (SDATA (lower), "false")) | |
ee78dc32 GV |
3186 | return Qnil; |
3187 | else | |
3188 | return Fintern (tem, Qnil); | |
3189 | } | |
3190 | ||
3191 | default: | |
3192 | abort (); | |
3193 | } | |
3194 | } | |
3195 | else | |
3196 | return Qunbound; | |
3197 | } | |
3198 | return Fcdr (tem); | |
3199 | } | |
3200 | ||
3201 | /* Record in frame F the specified or default value according to ALIST | |
dfff8a69 JR |
3202 | of the parameter named PROP (a Lisp symbol). |
3203 | If no value is specified for PROP, look for an X default for XPROP | |
ee78dc32 GV |
3204 | on the frame named NAME. |
3205 | If that is not found either, use the value DEFLT. */ | |
3206 | ||
3207 | static Lisp_Object | |
3208 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) | |
3209 | struct frame *f; | |
3210 | Lisp_Object alist; | |
3211 | Lisp_Object prop; | |
3212 | Lisp_Object deflt; | |
3213 | char *xprop; | |
3214 | char *xclass; | |
3215 | enum resource_types type; | |
3216 | { | |
3217 | Lisp_Object tem; | |
3218 | ||
6fc2811b | 3219 | tem = w32_get_arg (alist, prop, xprop, xclass, type); |
ee78dc32 GV |
3220 | if (EQ (tem, Qunbound)) |
3221 | tem = deflt; | |
3222 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3223 | return tem; | |
3224 | } | |
3225 | \f | |
3226 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, | |
74e1aeec JR |
3227 | doc: /* Parse an X-style geometry string STRING. |
3228 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). | |
3229 | The properties returned may include `top', `left', `height', and `width'. | |
3230 | The value of `left' or `top' may be an integer, | |
3231 | or a list (+ N) meaning N pixels relative to top/left corner, | |
3232 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) | |
ee78dc32 GV |
3233 | (string) |
3234 | Lisp_Object string; | |
3235 | { | |
3236 | int geometry, x, y; | |
3237 | unsigned int width, height; | |
3238 | Lisp_Object result; | |
3239 | ||
b7826503 | 3240 | CHECK_STRING (string); |
ee78dc32 | 3241 | |
d5db4077 | 3242 | geometry = XParseGeometry ((char *) SDATA (string), |
ee78dc32 GV |
3243 | &x, &y, &width, &height); |
3244 | ||
3245 | result = Qnil; | |
3246 | if (geometry & XValue) | |
3247 | { | |
3248 | Lisp_Object element; | |
3249 | ||
3250 | if (x >= 0 && (geometry & XNegative)) | |
3251 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3252 | else if (x < 0 && ! (geometry & XNegative)) | |
3253 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
3254 | else | |
3255 | element = Fcons (Qleft, make_number (x)); | |
3256 | result = Fcons (element, result); | |
3257 | } | |
3258 | ||
3259 | if (geometry & YValue) | |
3260 | { | |
3261 | Lisp_Object element; | |
3262 | ||
3263 | if (y >= 0 && (geometry & YNegative)) | |
3264 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3265 | else if (y < 0 && ! (geometry & YNegative)) | |
3266 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
3267 | else | |
3268 | element = Fcons (Qtop, make_number (y)); | |
3269 | result = Fcons (element, result); | |
3270 | } | |
3271 | ||
3272 | if (geometry & WidthValue) | |
3273 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3274 | if (geometry & HeightValue) | |
3275 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3276 | ||
3277 | return result; | |
3278 | } | |
3279 | ||
3280 | /* Calculate the desired size and position of this window, | |
3281 | and return the flags saying which aspects were specified. | |
3282 | ||
3283 | This function does not make the coordinates positive. */ | |
3284 | ||
3285 | #define DEFAULT_ROWS 40 | |
3286 | #define DEFAULT_COLS 80 | |
3287 | ||
3288 | static int | |
3289 | x_figure_window_size (f, parms) | |
3290 | struct frame *f; | |
3291 | Lisp_Object parms; | |
3292 | { | |
3293 | register Lisp_Object tem0, tem1, tem2; | |
ee78dc32 GV |
3294 | long window_prompting = 0; |
3295 | ||
3296 | /* Default values if we fall through. | |
3297 | Actually, if that happens we should get | |
3298 | window manager prompting. */ | |
1026b400 | 3299 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
ee78dc32 GV |
3300 | f->height = DEFAULT_ROWS; |
3301 | /* Window managers expect that if program-specified | |
3302 | positions are not (0,0), they're intentional, not defaults. */ | |
fbd6baed GV |
3303 | f->output_data.w32->top_pos = 0; |
3304 | f->output_data.w32->left_pos = 0; | |
ee78dc32 | 3305 | |
35b41202 JR |
3306 | /* Ensure that old new_width and new_height will not override the |
3307 | values set here. */ | |
3308 | FRAME_NEW_WIDTH (f) = 0; | |
3309 | FRAME_NEW_HEIGHT (f) = 0; | |
3310 | ||
6fc2811b JR |
3311 | tem0 = w32_get_arg (parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3312 | tem1 = w32_get_arg (parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3313 | tem2 = w32_get_arg (parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3314 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3315 | { | |
3316 | if (!EQ (tem0, Qunbound)) | |
3317 | { | |
b7826503 | 3318 | CHECK_NUMBER (tem0); |
ee78dc32 GV |
3319 | f->height = XINT (tem0); |
3320 | } | |
3321 | if (!EQ (tem1, Qunbound)) | |
3322 | { | |
b7826503 | 3323 | CHECK_NUMBER (tem1); |
1026b400 | 3324 | SET_FRAME_WIDTH (f, XINT (tem1)); |
ee78dc32 GV |
3325 | } |
3326 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
3327 | window_prompting |= USSize; | |
3328 | else | |
3329 | window_prompting |= PSize; | |
3330 | } | |
3331 | ||
fbd6baed | 3332 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
3333 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3334 | ? 0 | |
3335 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
3336 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 3337 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
f7b9d4d1 | 3338 | |
41c1bdd9 | 3339 | x_compute_fringe_widths (f, 0); |
f7b9d4d1 | 3340 | |
fbd6baed GV |
3341 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3342 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
ee78dc32 | 3343 | |
6fc2811b JR |
3344 | tem0 = w32_get_arg (parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3345 | tem1 = w32_get_arg (parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3346 | tem2 = w32_get_arg (parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3347 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3348 | { | |
3349 | if (EQ (tem0, Qminus)) | |
3350 | { | |
fbd6baed | 3351 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3352 | window_prompting |= YNegative; |
3353 | } | |
8e713be6 KR |
3354 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3355 | && CONSP (XCDR (tem0)) | |
3356 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3357 | { |
8e713be6 | 3358 | f->output_data.w32->top_pos = - XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3359 | window_prompting |= YNegative; |
3360 | } | |
8e713be6 KR |
3361 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3362 | && CONSP (XCDR (tem0)) | |
3363 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3364 | { |
8e713be6 | 3365 | f->output_data.w32->top_pos = XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3366 | } |
3367 | else if (EQ (tem0, Qunbound)) | |
fbd6baed | 3368 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3369 | else |
3370 | { | |
b7826503 | 3371 | CHECK_NUMBER (tem0); |
fbd6baed GV |
3372 | f->output_data.w32->top_pos = XINT (tem0); |
3373 | if (f->output_data.w32->top_pos < 0) | |
ee78dc32 GV |
3374 | window_prompting |= YNegative; |
3375 | } | |
3376 | ||
3377 | if (EQ (tem1, Qminus)) | |
3378 | { | |
fbd6baed | 3379 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3380 | window_prompting |= XNegative; |
3381 | } | |
8e713be6 KR |
3382 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3383 | && CONSP (XCDR (tem1)) | |
3384 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3385 | { |
8e713be6 | 3386 | f->output_data.w32->left_pos = - XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3387 | window_prompting |= XNegative; |
3388 | } | |
8e713be6 KR |
3389 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3390 | && CONSP (XCDR (tem1)) | |
3391 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3392 | { |
8e713be6 | 3393 | f->output_data.w32->left_pos = XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3394 | } |
3395 | else if (EQ (tem1, Qunbound)) | |
fbd6baed | 3396 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3397 | else |
3398 | { | |
b7826503 | 3399 | CHECK_NUMBER (tem1); |
fbd6baed GV |
3400 | f->output_data.w32->left_pos = XINT (tem1); |
3401 | if (f->output_data.w32->left_pos < 0) | |
ee78dc32 GV |
3402 | window_prompting |= XNegative; |
3403 | } | |
3404 | ||
3405 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) | |
3406 | window_prompting |= USPosition; | |
3407 | else | |
3408 | window_prompting |= PPosition; | |
3409 | } | |
3410 | ||
f7b9d4d1 JR |
3411 | if (f->output_data.w32->want_fullscreen != FULLSCREEN_NONE) |
3412 | { | |
3413 | int left, top; | |
3414 | int width, height; | |
3415 | ||
3416 | /* It takes both for some WM:s to place it where we want */ | |
3417 | window_prompting = USPosition | PPosition; | |
3418 | x_fullscreen_adjust (f, &width, &height, &top, &left); | |
3419 | f->width = width; | |
3420 | f->height = height; | |
3421 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); | |
3422 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
3423 | f->output_data.w32->left_pos = left; | |
3424 | f->output_data.w32->top_pos = top; | |
3425 | } | |
3426 | ||
ee78dc32 GV |
3427 | return window_prompting; |
3428 | } | |
3429 | ||
3430 | \f | |
c9b2104d JR |
3431 | Cursor |
3432 | w32_load_cursor (LPCTSTR name) | |
3433 | { | |
3434 | /* Try first to load cursor from application resource. */ | |
3435 | Cursor cursor = LoadImage ((HINSTANCE) GetModuleHandle(NULL), | |
3436 | name, IMAGE_CURSOR, 0, 0, | |
3437 | LR_DEFAULTCOLOR | LR_DEFAULTSIZE | LR_SHARED); | |
3438 | if (!cursor) | |
3439 | { | |
3440 | /* Then try to load a shared predefined cursor. */ | |
3441 | cursor = LoadImage (NULL, name, IMAGE_CURSOR, 0, 0, | |
3442 | LR_DEFAULTCOLOR | LR_DEFAULTSIZE | LR_SHARED); | |
3443 | } | |
3444 | return cursor; | |
3445 | } | |
ee78dc32 | 3446 | |
fbd6baed | 3447 | extern LRESULT CALLBACK w32_wnd_proc (); |
ee78dc32 | 3448 | |
7d0393cf | 3449 | BOOL |
fbd6baed | 3450 | w32_init_class (hinst) |
ee78dc32 GV |
3451 | HINSTANCE hinst; |
3452 | { | |
3453 | WNDCLASS wc; | |
3454 | ||
5ac45f98 | 3455 | wc.style = CS_HREDRAW | CS_VREDRAW; |
fbd6baed | 3456 | wc.lpfnWndProc = (WNDPROC) w32_wnd_proc; |
ee78dc32 GV |
3457 | wc.cbClsExtra = 0; |
3458 | wc.cbWndExtra = WND_EXTRA_BYTES; | |
3459 | wc.hInstance = hinst; | |
3460 | wc.hIcon = LoadIcon (hinst, EMACS_CLASS); | |
c9b2104d | 3461 | wc.hCursor = w32_load_cursor (IDC_ARROW); |
4587b026 | 3462 | wc.hbrBackground = NULL; /* GetStockObject (WHITE_BRUSH); */ |
ee78dc32 GV |
3463 | wc.lpszMenuName = NULL; |
3464 | wc.lpszClassName = EMACS_CLASS; | |
3465 | ||
3466 | return (RegisterClass (&wc)); | |
3467 | } | |
3468 | ||
7d0393cf | 3469 | HWND |
fbd6baed | 3470 | w32_createscrollbar (f, bar) |
ee78dc32 GV |
3471 | struct frame *f; |
3472 | struct scroll_bar * bar; | |
3473 | { | |
3474 | return (CreateWindow ("SCROLLBAR", "", SBS_VERT | WS_CHILD | WS_VISIBLE, | |
3475 | /* Position and size of scroll bar. */ | |
6fc2811b | 3476 | XINT(bar->left) + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
7d0393cf | 3477 | XINT(bar->top), |
6fc2811b JR |
3478 | XINT(bar->width) - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, |
3479 | XINT(bar->height), | |
fbd6baed | 3480 | FRAME_W32_WINDOW (f), |
ee78dc32 GV |
3481 | NULL, |
3482 | hinst, | |
3483 | NULL)); | |
3484 | } | |
3485 | ||
7d0393cf | 3486 | void |
fbd6baed | 3487 | w32_createwindow (f) |
ee78dc32 GV |
3488 | struct frame *f; |
3489 | { | |
3490 | HWND hwnd; | |
1edf84e7 GV |
3491 | RECT rect; |
3492 | ||
3493 | rect.left = rect.top = 0; | |
3494 | rect.right = PIXEL_WIDTH (f); | |
3495 | rect.bottom = PIXEL_HEIGHT (f); | |
7d0393cf | 3496 | |
1edf84e7 GV |
3497 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, |
3498 | FRAME_EXTERNAL_MENU_BAR (f)); | |
7d0393cf | 3499 | |
ee78dc32 | 3500 | /* Do first time app init */ |
7d0393cf | 3501 | |
ee78dc32 GV |
3502 | if (!hprevinst) |
3503 | { | |
fbd6baed | 3504 | w32_init_class (hinst); |
ee78dc32 | 3505 | } |
7d0393cf | 3506 | |
1edf84e7 GV |
3507 | FRAME_W32_WINDOW (f) = hwnd |
3508 | = CreateWindow (EMACS_CLASS, | |
3509 | f->namebuf, | |
9ead1b60 | 3510 | f->output_data.w32->dwStyle | WS_CLIPCHILDREN, |
1edf84e7 GV |
3511 | f->output_data.w32->left_pos, |
3512 | f->output_data.w32->top_pos, | |
3513 | rect.right - rect.left, | |
3514 | rect.bottom - rect.top, | |
3515 | NULL, | |
3516 | NULL, | |
3517 | hinst, | |
3518 | NULL); | |
3519 | ||
ee78dc32 GV |
3520 | if (hwnd) |
3521 | { | |
1edf84e7 GV |
3522 | SetWindowLong (hwnd, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
3523 | SetWindowLong (hwnd, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
3524 | SetWindowLong (hwnd, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
3525 | SetWindowLong (hwnd, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
6fc2811b | 3526 | SetWindowLong (hwnd, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
ee78dc32 | 3527 | |
cb9e33d4 RS |
3528 | /* Enable drag-n-drop. */ |
3529 | DragAcceptFiles (hwnd, TRUE); | |
7d0393cf | 3530 | |
5ac45f98 GV |
3531 | /* Do this to discard the default setting specified by our parent. */ |
3532 | ShowWindow (hwnd, SW_HIDE); | |
3c190163 | 3533 | } |
3c190163 GV |
3534 | } |
3535 | ||
7d0393cf | 3536 | void |
ee78dc32 | 3537 | my_post_msg (wmsg, hwnd, msg, wParam, lParam) |
fbd6baed | 3538 | W32Msg * wmsg; |
ee78dc32 GV |
3539 | HWND hwnd; |
3540 | UINT msg; | |
3541 | WPARAM wParam; | |
3542 | LPARAM lParam; | |
3543 | { | |
3544 | wmsg->msg.hwnd = hwnd; | |
3545 | wmsg->msg.message = msg; | |
3546 | wmsg->msg.wParam = wParam; | |
3547 | wmsg->msg.lParam = lParam; | |
3548 | wmsg->msg.time = GetMessageTime (); | |
3549 | ||
3550 | post_msg (wmsg); | |
3551 | } | |
3552 | ||
e9e23e23 | 3553 | /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish |
a1a80b40 GV |
3554 | between left and right keys as advertised. We test for this |
3555 | support dynamically, and set a flag when the support is absent. If | |
3556 | absent, we keep track of the left and right control and alt keys | |
3557 | ourselves. This is particularly necessary on keyboards that rely | |
3558 | upon the AltGr key, which is represented as having the left control | |
3559 | and right alt keys pressed. For these keyboards, we need to know | |
3560 | when the left alt key has been pressed in addition to the AltGr key | |
3561 | so that we can properly support M-AltGr-key sequences (such as M-@ | |
3562 | on Swedish keyboards). */ | |
3563 | ||
3564 | #define EMACS_LCONTROL 0 | |
3565 | #define EMACS_RCONTROL 1 | |
3566 | #define EMACS_LMENU 2 | |
3567 | #define EMACS_RMENU 3 | |
3568 | ||
3569 | static int modifiers[4]; | |
3570 | static int modifiers_recorded; | |
3571 | static int modifier_key_support_tested; | |
3572 | ||
3573 | static void | |
3574 | test_modifier_support (unsigned int wparam) | |
3575 | { | |
3576 | unsigned int l, r; | |
3577 | ||
3578 | if (wparam != VK_CONTROL && wparam != VK_MENU) | |
3579 | return; | |
3580 | if (wparam == VK_CONTROL) | |
3581 | { | |
3582 | l = VK_LCONTROL; | |
3583 | r = VK_RCONTROL; | |
3584 | } | |
3585 | else | |
3586 | { | |
3587 | l = VK_LMENU; | |
3588 | r = VK_RMENU; | |
3589 | } | |
3590 | if (!(GetKeyState (l) & 0x8000) && !(GetKeyState (r) & 0x8000)) | |
3591 | modifiers_recorded = 1; | |
3592 | else | |
3593 | modifiers_recorded = 0; | |
3594 | modifier_key_support_tested = 1; | |
3595 | } | |
3596 | ||
3597 | static void | |
3598 | record_keydown (unsigned int wparam, unsigned int lparam) | |
3599 | { | |
3600 | int i; | |
3601 | ||
3602 | if (!modifier_key_support_tested) | |
3603 | test_modifier_support (wparam); | |
3604 | ||
3605 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3606 | return; | |
3607 | ||
3608 | if (wparam == VK_CONTROL) | |
3609 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3610 | else | |
3611 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3612 | ||
3613 | modifiers[i] = 1; | |
3614 | } | |
3615 | ||
3616 | static void | |
3617 | record_keyup (unsigned int wparam, unsigned int lparam) | |
3618 | { | |
3619 | int i; | |
3620 | ||
3621 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3622 | return; | |
3623 | ||
3624 | if (wparam == VK_CONTROL) | |
3625 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3626 | else | |
3627 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3628 | ||
3629 | modifiers[i] = 0; | |
3630 | } | |
3631 | ||
da36a4d6 | 3632 | /* Emacs can lose focus while a modifier key has been pressed. When |
7d0393cf | 3633 | it regains focus, be conservative and clear all modifiers since |
da36a4d6 GV |
3634 | we cannot reconstruct the left and right modifier state. */ |
3635 | static void | |
3636 | reset_modifiers () | |
3637 | { | |
8681157a RS |
3638 | SHORT ctrl, alt; |
3639 | ||
adcc3809 GV |
3640 | if (GetFocus () == NULL) |
3641 | /* Emacs doesn't have keyboard focus. Do nothing. */ | |
da36a4d6 | 3642 | return; |
8681157a RS |
3643 | |
3644 | ctrl = GetAsyncKeyState (VK_CONTROL); | |
3645 | alt = GetAsyncKeyState (VK_MENU); | |
3646 | ||
8681157a RS |
3647 | if (!(ctrl & 0x08000)) |
3648 | /* Clear any recorded control modifier state. */ | |
3649 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3650 | ||
3651 | if (!(alt & 0x08000)) | |
3652 | /* Clear any recorded alt modifier state. */ | |
3653 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3654 | ||
adcc3809 GV |
3655 | /* Update the state of all modifier keys, because modifiers used in |
3656 | hot-key combinations can get stuck on if Emacs loses focus as a | |
3657 | result of a hot-key being pressed. */ | |
3658 | { | |
3659 | BYTE keystate[256]; | |
3660 | ||
3661 | #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8) | |
3662 | ||
3663 | GetKeyboardState (keystate); | |
3664 | keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT); | |
3665 | keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL); | |
3666 | keystate[VK_LCONTROL] = CURRENT_STATE (VK_LCONTROL); | |
3667 | keystate[VK_RCONTROL] = CURRENT_STATE (VK_RCONTROL); | |
3668 | keystate[VK_MENU] = CURRENT_STATE (VK_MENU); | |
3669 | keystate[VK_LMENU] = CURRENT_STATE (VK_LMENU); | |
3670 | keystate[VK_RMENU] = CURRENT_STATE (VK_RMENU); | |
3671 | keystate[VK_LWIN] = CURRENT_STATE (VK_LWIN); | |
3672 | keystate[VK_RWIN] = CURRENT_STATE (VK_RWIN); | |
3673 | keystate[VK_APPS] = CURRENT_STATE (VK_APPS); | |
3674 | SetKeyboardState (keystate); | |
3675 | } | |
da36a4d6 GV |
3676 | } |
3677 | ||
7830e24b RS |
3678 | /* Synchronize modifier state with what is reported with the current |
3679 | keystroke. Even if we cannot distinguish between left and right | |
3680 | modifier keys, we know that, if no modifiers are set, then neither | |
3681 | the left or right modifier should be set. */ | |
3682 | static void | |
3683 | sync_modifiers () | |
3684 | { | |
3685 | if (!modifiers_recorded) | |
3686 | return; | |
3687 | ||
7d0393cf | 3688 | if (!(GetKeyState (VK_CONTROL) & 0x8000)) |
7830e24b RS |
3689 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; |
3690 | ||
7d0393cf | 3691 | if (!(GetKeyState (VK_MENU) & 0x8000)) |
7830e24b RS |
3692 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; |
3693 | } | |
3694 | ||
a1a80b40 GV |
3695 | static int |
3696 | modifier_set (int vkey) | |
3697 | { | |
ccc2d29c | 3698 | if (vkey == VK_CAPITAL || vkey == VK_SCROLL) |
891560d6 | 3699 | return (GetKeyState (vkey) & 0x1); |
a1a80b40 GV |
3700 | if (!modifiers_recorded) |
3701 | return (GetKeyState (vkey) & 0x8000); | |
3702 | ||
3703 | switch (vkey) | |
3704 | { | |
3705 | case VK_LCONTROL: | |
3706 | return modifiers[EMACS_LCONTROL]; | |
3707 | case VK_RCONTROL: | |
3708 | return modifiers[EMACS_RCONTROL]; | |
3709 | case VK_LMENU: | |
3710 | return modifiers[EMACS_LMENU]; | |
3711 | case VK_RMENU: | |
3712 | return modifiers[EMACS_RMENU]; | |
a1a80b40 GV |
3713 | } |
3714 | return (GetKeyState (vkey) & 0x8000); | |
3715 | } | |
3716 | ||
ccc2d29c GV |
3717 | /* Convert between the modifier bits W32 uses and the modifier bits |
3718 | Emacs uses. */ | |
3719 | ||
3720 | unsigned int | |
3721 | w32_key_to_modifier (int key) | |
3722 | { | |
3723 | Lisp_Object key_mapping; | |
3724 | ||
3725 | switch (key) | |
3726 | { | |
3727 | case VK_LWIN: | |
3728 | key_mapping = Vw32_lwindow_modifier; | |
3729 | break; | |
3730 | case VK_RWIN: | |
3731 | key_mapping = Vw32_rwindow_modifier; | |
3732 | break; | |
3733 | case VK_APPS: | |
3734 | key_mapping = Vw32_apps_modifier; | |
3735 | break; | |
3736 | case VK_SCROLL: | |
3737 | key_mapping = Vw32_scroll_lock_modifier; | |
3738 | break; | |
3739 | default: | |
3740 | key_mapping = Qnil; | |
3741 | } | |
3742 | ||
adcc3809 GV |
3743 | /* NB. This code runs in the input thread, asychronously to the lisp |
3744 | thread, so we must be careful to ensure access to lisp data is | |
3745 | thread-safe. The following code is safe because the modifier | |
3746 | variable values are updated atomically from lisp and symbols are | |
3747 | not relocated by GC. Also, we don't have to worry about seeing GC | |
3748 | markbits here. */ | |
3749 | if (EQ (key_mapping, Qhyper)) | |
ccc2d29c | 3750 | return hyper_modifier; |
adcc3809 | 3751 | if (EQ (key_mapping, Qsuper)) |
ccc2d29c | 3752 | return super_modifier; |
adcc3809 | 3753 | if (EQ (key_mapping, Qmeta)) |
ccc2d29c | 3754 | return meta_modifier; |
adcc3809 | 3755 | if (EQ (key_mapping, Qalt)) |
ccc2d29c | 3756 | return alt_modifier; |
adcc3809 | 3757 | if (EQ (key_mapping, Qctrl)) |
ccc2d29c | 3758 | return ctrl_modifier; |
adcc3809 | 3759 | if (EQ (key_mapping, Qcontrol)) /* synonym for ctrl */ |
ccc2d29c | 3760 | return ctrl_modifier; |
adcc3809 | 3761 | if (EQ (key_mapping, Qshift)) |
ccc2d29c GV |
3762 | return shift_modifier; |
3763 | ||
3764 | /* Don't generate any modifier if not explicitly requested. */ | |
3765 | return 0; | |
3766 | } | |
3767 | ||
3768 | unsigned int | |
3769 | w32_get_modifiers () | |
3770 | { | |
3771 | return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) | | |
3772 | (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) | | |
3773 | (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) | | |
3774 | (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) | | |
3775 | (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) | | |
3776 | (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) | | |
3777 | (modifier_set (VK_MENU) ? | |
3778 | ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0)); | |
3779 | } | |
3780 | ||
a1a80b40 GV |
3781 | /* We map the VK_* modifiers into console modifier constants |
3782 | so that we can use the same routines to handle both console | |
3783 | and window input. */ | |
3784 | ||
3785 | static int | |
ccc2d29c | 3786 | construct_console_modifiers () |
a1a80b40 GV |
3787 | { |
3788 | int mods; | |
3789 | ||
a1a80b40 GV |
3790 | mods = 0; |
3791 | mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0; | |
3792 | mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0; | |
ccc2d29c GV |
3793 | mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0; |
3794 | mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0; | |
a1a80b40 GV |
3795 | mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0; |
3796 | mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0; | |
3797 | mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0; | |
3798 | mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0; | |
ccc2d29c GV |
3799 | mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0; |
3800 | mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0; | |
3801 | mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0; | |
a1a80b40 GV |
3802 | |
3803 | return mods; | |
3804 | } | |
3805 | ||
ccc2d29c GV |
3806 | static int |
3807 | w32_get_key_modifiers (unsigned int wparam, unsigned int lparam) | |
da36a4d6 | 3808 | { |
ccc2d29c GV |
3809 | int mods; |
3810 | ||
3811 | /* Convert to emacs modifiers. */ | |
3812 | mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam); | |
3813 | ||
3814 | return mods; | |
3815 | } | |
da36a4d6 | 3816 | |
ccc2d29c GV |
3817 | unsigned int |
3818 | map_keypad_keys (unsigned int virt_key, unsigned int extended) | |
3819 | { | |
3820 | if (virt_key < VK_CLEAR || virt_key > VK_DELETE) | |
3821 | return virt_key; | |
da36a4d6 | 3822 | |
ccc2d29c | 3823 | if (virt_key == VK_RETURN) |
da36a4d6 GV |
3824 | return (extended ? VK_NUMPAD_ENTER : VK_RETURN); |
3825 | ||
ccc2d29c GV |
3826 | if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN) |
3827 | return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key); | |
3828 | ||
3829 | if (virt_key == VK_INSERT || virt_key == VK_DELETE) | |
3830 | return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key); | |
3831 | ||
3832 | if (virt_key == VK_CLEAR) | |
3833 | return (!extended ? VK_NUMPAD_CLEAR : virt_key); | |
3834 | ||
3835 | return virt_key; | |
3836 | } | |
3837 | ||
3838 | /* List of special key combinations which w32 would normally capture, | |
3839 | but emacs should grab instead. Not directly visible to lisp, to | |
3840 | simplify synchronization. Each item is an integer encoding a virtual | |
3841 | key code and modifier combination to capture. */ | |
3842 | Lisp_Object w32_grabbed_keys; | |
3843 | ||
3844 | #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8)) | |
3845 | #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff) | |
3846 | #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255) | |
3847 | #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8) | |
3848 | ||
3849 | /* Register hot-keys for reserved key combinations when Emacs has | |
3850 | keyboard focus, since this is the only way Emacs can receive key | |
3851 | combinations like Alt-Tab which are used by the system. */ | |
3852 | ||
3853 | static void | |
3854 | register_hot_keys (hwnd) | |
3855 | HWND hwnd; | |
3856 | { | |
3857 | Lisp_Object keylist; | |
3858 | ||
3859 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3860 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3861 | { | |
3862 | Lisp_Object key = XCAR (keylist); | |
3863 | ||
3864 | /* Deleted entries get set to nil. */ | |
3865 | if (!INTEGERP (key)) | |
3866 | continue; | |
3867 | ||
3868 | RegisterHotKey (hwnd, HOTKEY_ID (key), | |
3869 | HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key)); | |
3870 | } | |
3871 | } | |
3872 | ||
3873 | static void | |
3874 | unregister_hot_keys (hwnd) | |
3875 | HWND hwnd; | |
3876 | { | |
3877 | Lisp_Object keylist; | |
3878 | ||
3879 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3880 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3881 | { | |
3882 | Lisp_Object key = XCAR (keylist); | |
3883 | ||
3884 | if (!INTEGERP (key)) | |
3885 | continue; | |
3886 | ||
3887 | UnregisterHotKey (hwnd, HOTKEY_ID (key)); | |
3888 | } | |
3889 | } | |
3890 | ||
5ac45f98 GV |
3891 | /* Main message dispatch loop. */ |
3892 | ||
1edf84e7 GV |
3893 | static void |
3894 | w32_msg_pump (deferred_msg * msg_buf) | |
5ac45f98 GV |
3895 | { |
3896 | MSG msg; | |
ccc2d29c GV |
3897 | int result; |
3898 | HWND focus_window; | |
93fbe8b7 GV |
3899 | |
3900 | msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL); | |
7d0393cf | 3901 | |
5ac45f98 GV |
3902 | while (GetMessage (&msg, NULL, 0, 0)) |
3903 | { | |
3904 | if (msg.hwnd == NULL) | |
3905 | { | |
3906 | switch (msg.message) | |
3907 | { | |
3ef68e6b AI |
3908 | case WM_NULL: |
3909 | /* Produced by complete_deferred_msg; just ignore. */ | |
3910 | break; | |
5ac45f98 | 3911 | case WM_EMACS_CREATEWINDOW: |
fbd6baed | 3912 | w32_createwindow ((struct frame *) msg.wParam); |
1edf84e7 GV |
3913 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3914 | abort (); | |
5ac45f98 | 3915 | break; |
dfdb4047 GV |
3916 | case WM_EMACS_SETLOCALE: |
3917 | SetThreadLocale (msg.wParam); | |
3918 | /* Reply is not expected. */ | |
3919 | break; | |
ccc2d29c GV |
3920 | case WM_EMACS_SETKEYBOARDLAYOUT: |
3921 | result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0); | |
3922 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3923 | result, 0)) | |
3924 | abort (); | |
3925 | break; | |
3926 | case WM_EMACS_REGISTER_HOT_KEY: | |
3927 | focus_window = GetFocus (); | |
3928 | if (focus_window != NULL) | |
3929 | RegisterHotKey (focus_window, | |
3930 | HOTKEY_ID (msg.wParam), | |
3931 | HOTKEY_MODIFIERS (msg.wParam), | |
3932 | HOTKEY_VK_CODE (msg.wParam)); | |
3933 | /* Reply is not expected. */ | |
3934 | break; | |
3935 | case WM_EMACS_UNREGISTER_HOT_KEY: | |
3936 | focus_window = GetFocus (); | |
3937 | if (focus_window != NULL) | |
3938 | UnregisterHotKey (focus_window, HOTKEY_ID (msg.wParam)); | |
adcc3809 GV |
3939 | /* Mark item as erased. NB: this code must be |
3940 | thread-safe. The next line is okay because the cons | |
3941 | cell is never made into garbage and is not relocated by | |
3942 | GC. */ | |
f3fbd155 | 3943 | XSETCAR ((Lisp_Object) msg.lParam, Qnil); |
ccc2d29c GV |
3944 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3945 | abort (); | |
3946 | break; | |
adcc3809 GV |
3947 | case WM_EMACS_TOGGLE_LOCK_KEY: |
3948 | { | |
3949 | int vk_code = (int) msg.wParam; | |
3950 | int cur_state = (GetKeyState (vk_code) & 1); | |
3951 | Lisp_Object new_state = (Lisp_Object) msg.lParam; | |
3952 | ||
3953 | /* NB: This code must be thread-safe. It is safe to | |
3954 | call NILP because symbols are not relocated by GC, | |
3955 | and pointer here is not touched by GC (so the markbit | |
3956 | can't be set). Numbers are safe because they are | |
3957 | immediate values. */ | |
3958 | if (NILP (new_state) | |
3959 | || (NUMBERP (new_state) | |
8edb0a6f | 3960 | && ((XUINT (new_state)) & 1) != cur_state)) |
adcc3809 GV |
3961 | { |
3962 | one_w32_display_info.faked_key = vk_code; | |
3963 | ||
3964 | keybd_event ((BYTE) vk_code, | |
3965 | (BYTE) MapVirtualKey (vk_code, 0), | |
3966 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3967 | keybd_event ((BYTE) vk_code, | |
3968 | (BYTE) MapVirtualKey (vk_code, 0), | |
3969 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
3970 | keybd_event ((BYTE) vk_code, | |
3971 | (BYTE) MapVirtualKey (vk_code, 0), | |
3972 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3973 | cur_state = !cur_state; | |
3974 | } | |
3975 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3976 | cur_state, 0)) | |
3977 | abort (); | |
3978 | } | |
3979 | break; | |
1edf84e7 | 3980 | default: |
1edf84e7 | 3981 | DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message)); |
5ac45f98 GV |
3982 | } |
3983 | } | |
3984 | else | |
3985 | { | |
3986 | DispatchMessage (&msg); | |
3987 | } | |
1edf84e7 GV |
3988 | |
3989 | /* Exit nested loop when our deferred message has completed. */ | |
3990 | if (msg_buf->completed) | |
3991 | break; | |
5ac45f98 | 3992 | } |
1edf84e7 GV |
3993 | } |
3994 | ||
3995 | deferred_msg * deferred_msg_head; | |
3996 | ||
3997 | static deferred_msg * | |
3998 | find_deferred_msg (HWND hwnd, UINT msg) | |
3999 | { | |
4000 | deferred_msg * item; | |
4001 | ||
4002 | /* Don't actually need synchronization for read access, since | |
4003 | modification of single pointer is always atomic. */ | |
4004 | /* enter_crit (); */ | |
4005 | ||
4006 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
4007 | if (item->w32msg.msg.hwnd == hwnd | |
4008 | && item->w32msg.msg.message == msg) | |
4009 | break; | |
4010 | ||
4011 | /* leave_crit (); */ | |
4012 | ||
4013 | return item; | |
4014 | } | |
4015 | ||
4016 | static LRESULT | |
4017 | send_deferred_msg (deferred_msg * msg_buf, | |
4018 | HWND hwnd, | |
4019 | UINT msg, | |
4020 | WPARAM wParam, | |
4021 | LPARAM lParam) | |
4022 | { | |
4023 | /* Only input thread can send deferred messages. */ | |
4024 | if (GetCurrentThreadId () != dwWindowsThreadId) | |
4025 | abort (); | |
4026 | ||
4027 | /* It is an error to send a message that is already deferred. */ | |
4028 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4029 | abort (); | |
4030 | ||
4031 | /* Enforced synchronization is not needed because this is the only | |
4032 | function that alters deferred_msg_head, and the following critical | |
4033 | section is guaranteed to only be serially reentered (since only the | |
4034 | input thread can call us). */ | |
4035 | ||
4036 | /* enter_crit (); */ | |
4037 | ||
4038 | msg_buf->completed = 0; | |
4039 | msg_buf->next = deferred_msg_head; | |
4040 | deferred_msg_head = msg_buf; | |
4041 | my_post_msg (&msg_buf->w32msg, hwnd, msg, wParam, lParam); | |
4042 | ||
4043 | /* leave_crit (); */ | |
4044 | ||
4045 | /* Start a new nested message loop to process other messages until | |
4046 | this one is completed. */ | |
4047 | w32_msg_pump (msg_buf); | |
4048 | ||
4049 | deferred_msg_head = msg_buf->next; | |
4050 | ||
4051 | return msg_buf->result; | |
4052 | } | |
4053 | ||
4054 | void | |
4055 | complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result) | |
4056 | { | |
4057 | deferred_msg * msg_buf = find_deferred_msg (hwnd, msg); | |
4058 | ||
4059 | if (msg_buf == NULL) | |
3ef68e6b AI |
4060 | /* Message may have been cancelled, so don't abort(). */ |
4061 | return; | |
1edf84e7 GV |
4062 | |
4063 | msg_buf->result = result; | |
4064 | msg_buf->completed = 1; | |
4065 | ||
4066 | /* Ensure input thread is woken so it notices the completion. */ | |
4067 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
4068 | } | |
4069 | ||
3ef68e6b AI |
4070 | void |
4071 | cancel_all_deferred_msgs () | |
4072 | { | |
4073 | deferred_msg * item; | |
4074 | ||
4075 | /* Don't actually need synchronization for read access, since | |
4076 | modification of single pointer is always atomic. */ | |
4077 | /* enter_crit (); */ | |
4078 | ||
4079 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
4080 | { | |
4081 | item->result = 0; | |
4082 | item->completed = 1; | |
4083 | } | |
4084 | ||
4085 | /* leave_crit (); */ | |
4086 | ||
4087 | /* Ensure input thread is woken so it notices the completion. */ | |
4088 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
4089 | } | |
1edf84e7 | 4090 | |
7d0393cf | 4091 | DWORD |
1edf84e7 GV |
4092 | w32_msg_worker (dw) |
4093 | DWORD dw; | |
4094 | { | |
4095 | MSG msg; | |
4096 | deferred_msg dummy_buf; | |
4097 | ||
4098 | /* Ensure our message queue is created */ | |
7d0393cf | 4099 | |
1edf84e7 | 4100 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); |
7d0393cf | 4101 | |
1edf84e7 GV |
4102 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
4103 | abort (); | |
4104 | ||
4105 | memset (&dummy_buf, 0, sizeof (dummy_buf)); | |
4106 | dummy_buf.w32msg.msg.hwnd = NULL; | |
4107 | dummy_buf.w32msg.msg.message = WM_NULL; | |
4108 | ||
4109 | /* This is the inital message loop which should only exit when the | |
4110 | application quits. */ | |
4111 | w32_msg_pump (&dummy_buf); | |
4112 | ||
4113 | return 0; | |
5ac45f98 GV |
4114 | } |
4115 | ||
3ef68e6b AI |
4116 | static void |
4117 | post_character_message (hwnd, msg, wParam, lParam, modifiers) | |
4118 | HWND hwnd; | |
4119 | UINT msg; | |
4120 | WPARAM wParam; | |
4121 | LPARAM lParam; | |
4122 | DWORD modifiers; | |
4123 | ||
4124 | { | |
4125 | W32Msg wmsg; | |
4126 | ||
4127 | wmsg.dwModifiers = modifiers; | |
4128 | ||
4129 | /* Detect quit_char and set quit-flag directly. Note that we | |
4130 | still need to post a message to ensure the main thread will be | |
4131 | woken up if blocked in sys_select(), but we do NOT want to post | |
4132 | the quit_char message itself (because it will usually be as if | |
4133 | the user had typed quit_char twice). Instead, we post a dummy | |
4134 | message that has no particular effect. */ | |
4135 | { | |
4136 | int c = wParam; | |
4137 | if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier) | |
4138 | c = make_ctrl_char (c) & 0377; | |
7d081355 AI |
4139 | if (c == quit_char |
4140 | || (wmsg.dwModifiers == 0 && | |
4141 | XFASTINT (Vw32_quit_key) && wParam == XFASTINT (Vw32_quit_key))) | |
3ef68e6b AI |
4142 | { |
4143 | Vquit_flag = Qt; | |
4144 | ||
4145 | /* The choice of message is somewhat arbitrary, as long as | |
4146 | the main thread handler just ignores it. */ | |
4147 | msg = WM_NULL; | |
4148 | ||
4149 | /* Interrupt any blocking system calls. */ | |
4150 | signal_quit (); | |
4151 | ||
4152 | /* As a safety precaution, forcibly complete any deferred | |
4153 | messages. This is a kludge, but I don't see any particularly | |
4154 | clean way to handle the situation where a deferred message is | |
4155 | "dropped" in the lisp thread, and will thus never be | |
4156 | completed, eg. by the user trying to activate the menubar | |
4157 | when the lisp thread is busy, and then typing C-g when the | |
4158 | menubar doesn't open promptly (with the result that the | |
4159 | menubar never responds at all because the deferred | |
4160 | WM_INITMENU message is never completed). Another problem | |
4161 | situation is when the lisp thread calls SendMessage (to send | |
4162 | a window manager command) when a message has been deferred; | |
4163 | the lisp thread gets blocked indefinitely waiting for the | |
4164 | deferred message to be completed, which itself is waiting for | |
4165 | the lisp thread to respond. | |
4166 | ||
4167 | Note that we don't want to block the input thread waiting for | |
4168 | a reponse from the lisp thread (although that would at least | |
4169 | solve the deadlock problem above), because we want to be able | |
4170 | to receive C-g to interrupt the lisp thread. */ | |
4171 | cancel_all_deferred_msgs (); | |
4172 | } | |
4173 | } | |
4174 | ||
4175 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4176 | } | |
4177 | ||
ee78dc32 GV |
4178 | /* Main window procedure */ |
4179 | ||
7d0393cf | 4180 | LRESULT CALLBACK |
fbd6baed | 4181 | w32_wnd_proc (hwnd, msg, wParam, lParam) |
ee78dc32 GV |
4182 | HWND hwnd; |
4183 | UINT msg; | |
4184 | WPARAM wParam; | |
4185 | LPARAM lParam; | |
4186 | { | |
4187 | struct frame *f; | |
fbd6baed GV |
4188 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
4189 | W32Msg wmsg; | |
84fb1139 | 4190 | int windows_translate; |
576ba81c | 4191 | int key; |
84fb1139 | 4192 | |
a6085637 KH |
4193 | /* Note that it is okay to call x_window_to_frame, even though we are |
4194 | not running in the main lisp thread, because frame deletion | |
4195 | requires the lisp thread to synchronize with this thread. Thus, if | |
4196 | a frame struct is returned, it can be used without concern that the | |
4197 | lisp thread might make it disappear while we are using it. | |
4198 | ||
4199 | NB. Walking the frame list in this thread is safe (as long as | |
4200 | writes of Lisp_Object slots are atomic, which they are on Windows). | |
4201 | Although delete-frame can destructively modify the frame list while | |
4202 | we are walking it, a garbage collection cannot occur until after | |
4203 | delete-frame has synchronized with this thread. | |
4204 | ||
4205 | It is also safe to use functions that make GDI calls, such as | |
fbd6baed | 4206 | w32_clear_rect, because these functions must obtain a DC handle |
a6085637 KH |
4207 | from the frame struct using get_frame_dc which is thread-aware. */ |
4208 | ||
7d0393cf | 4209 | switch (msg) |
ee78dc32 GV |
4210 | { |
4211 | case WM_ERASEBKGND: | |
a6085637 KH |
4212 | f = x_window_to_frame (dpyinfo, hwnd); |
4213 | if (f) | |
4214 | { | |
9badad41 | 4215 | HDC hdc = get_frame_dc (f); |
a6085637 | 4216 | GetUpdateRect (hwnd, &wmsg.rect, FALSE); |
9badad41 JR |
4217 | w32_clear_rect (f, hdc, &wmsg.rect); |
4218 | release_frame_dc (f, hdc); | |
ce6059da AI |
4219 | |
4220 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4221 | DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n", |
4222 | f, | |
4223 | wmsg.rect.left, wmsg.rect.top, | |
4224 | wmsg.rect.right, wmsg.rect.bottom)); | |
ce6059da | 4225 | #endif /* W32_DEBUG_DISPLAY */ |
a6085637 | 4226 | } |
5ac45f98 GV |
4227 | return 1; |
4228 | case WM_PALETTECHANGED: | |
4229 | /* ignore our own changes */ | |
4230 | if ((HWND)wParam != hwnd) | |
4231 | { | |
a6085637 KH |
4232 | f = x_window_to_frame (dpyinfo, hwnd); |
4233 | if (f) | |
4234 | /* get_frame_dc will realize our palette and force all | |
4235 | frames to be redrawn if needed. */ | |
4236 | release_frame_dc (f, get_frame_dc (f)); | |
5ac45f98 GV |
4237 | } |
4238 | return 0; | |
ee78dc32 | 4239 | case WM_PAINT: |
ce6059da | 4240 | { |
55dcfc15 AI |
4241 | PAINTSTRUCT paintStruct; |
4242 | RECT update_rect; | |
aa35b6ad | 4243 | bzero (&update_rect, sizeof (update_rect)); |
55dcfc15 | 4244 | |
18f0b342 AI |
4245 | f = x_window_to_frame (dpyinfo, hwnd); |
4246 | if (f == 0) | |
4247 | { | |
4248 | DebPrint (("WM_PAINT received for unknown window %p\n", hwnd)); | |
4249 | return 0; | |
4250 | } | |
4251 | ||
55dcfc15 AI |
4252 | /* MSDN Docs say not to call BeginPaint if GetUpdateRect |
4253 | fails. Apparently this can happen under some | |
4254 | circumstances. */ | |
aa35b6ad | 4255 | if (GetUpdateRect (hwnd, &update_rect, FALSE) || !w32_strict_painting) |
55dcfc15 AI |
4256 | { |
4257 | enter_crit (); | |
4258 | BeginPaint (hwnd, &paintStruct); | |
4259 | ||
aa35b6ad JR |
4260 | /* The rectangles returned by GetUpdateRect and BeginPaint |
4261 | do not always match. Play it safe by assuming both areas | |
4262 | are invalid. */ | |
4263 | UnionRect (&(wmsg.rect), &update_rect, &(paintStruct.rcPaint)); | |
55dcfc15 AI |
4264 | |
4265 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4266 | DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n", |
4267 | f, | |
4268 | wmsg.rect.left, wmsg.rect.top, | |
4269 | wmsg.rect.right, wmsg.rect.bottom)); | |
4270 | DebPrint ((" [update region is %d,%d-%d,%d]\n", | |
55dcfc15 AI |
4271 | update_rect.left, update_rect.top, |
4272 | update_rect.right, update_rect.bottom)); | |
4273 | #endif | |
4274 | EndPaint (hwnd, &paintStruct); | |
4275 | leave_crit (); | |
4276 | ||
4277 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
7d0393cf | 4278 | |
55dcfc15 AI |
4279 | return 0; |
4280 | } | |
c0611964 AI |
4281 | |
4282 | /* If GetUpdateRect returns 0 (meaning there is no update | |
4283 | region), assume the whole window needs to be repainted. */ | |
4284 | GetClientRect(hwnd, &wmsg.rect); | |
4285 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4286 | return 0; | |
ee78dc32 | 4287 | } |
a1a80b40 | 4288 | |
ccc2d29c GV |
4289 | case WM_INPUTLANGCHANGE: |
4290 | /* Inform lisp thread of keyboard layout changes. */ | |
4291 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4292 | ||
4293 | /* Clear dead keys in the keyboard state; for simplicity only | |
4294 | preserve modifier key states. */ | |
4295 | { | |
4296 | int i; | |
4297 | BYTE keystate[256]; | |
4298 | ||
4299 | GetKeyboardState (keystate); | |
4300 | for (i = 0; i < 256; i++) | |
4301 | if (1 | |
4302 | && i != VK_SHIFT | |
4303 | && i != VK_LSHIFT | |
4304 | && i != VK_RSHIFT | |
4305 | && i != VK_CAPITAL | |
4306 | && i != VK_NUMLOCK | |
4307 | && i != VK_SCROLL | |
4308 | && i != VK_CONTROL | |
4309 | && i != VK_LCONTROL | |
4310 | && i != VK_RCONTROL | |
4311 | && i != VK_MENU | |
4312 | && i != VK_LMENU | |
4313 | && i != VK_RMENU | |
4314 | && i != VK_LWIN | |
4315 | && i != VK_RWIN) | |
4316 | keystate[i] = 0; | |
4317 | SetKeyboardState (keystate); | |
4318 | } | |
4319 | goto dflt; | |
4320 | ||
4321 | case WM_HOTKEY: | |
4322 | /* Synchronize hot keys with normal input. */ | |
4323 | PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0); | |
4324 | return (0); | |
4325 | ||
a1a80b40 GV |
4326 | case WM_KEYUP: |
4327 | case WM_SYSKEYUP: | |
4328 | record_keyup (wParam, lParam); | |
4329 | goto dflt; | |
4330 | ||
ee78dc32 GV |
4331 | case WM_KEYDOWN: |
4332 | case WM_SYSKEYDOWN: | |
ccc2d29c GV |
4333 | /* Ignore keystrokes we fake ourself; see below. */ |
4334 | if (dpyinfo->faked_key == wParam) | |
4335 | { | |
4336 | dpyinfo->faked_key = 0; | |
576ba81c AI |
4337 | /* Make sure TranslateMessage sees them though (as long as |
4338 | they don't produce WM_CHAR messages). This ensures that | |
4339 | indicator lights are toggled promptly on Windows 9x, for | |
4340 | example. */ | |
4341 | if (lispy_function_keys[wParam] != 0) | |
4342 | { | |
4343 | windows_translate = 1; | |
4344 | goto translate; | |
4345 | } | |
4346 | return 0; | |
ccc2d29c GV |
4347 | } |
4348 | ||
7830e24b RS |
4349 | /* Synchronize modifiers with current keystroke. */ |
4350 | sync_modifiers (); | |
a1a80b40 | 4351 | record_keydown (wParam, lParam); |
ccc2d29c | 4352 | wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0); |
84fb1139 KH |
4353 | |
4354 | windows_translate = 0; | |
ccc2d29c GV |
4355 | |
4356 | switch (wParam) | |
4357 | { | |
4358 | case VK_LWIN: | |
4359 | if (NILP (Vw32_pass_lwindow_to_system)) | |
4360 | { | |
4361 | /* Prevent system from acting on keyup (which opens the | |
4362 | Start menu if no other key was pressed) by simulating a | |
4363 | press of Space which we will ignore. */ | |
4364 | if (GetAsyncKeyState (wParam) & 1) | |
4365 | { | |
adcc3809 | 4366 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4367 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4368 | else |
576ba81c AI |
4369 | key = VK_SPACE; |
4370 | dpyinfo->faked_key = key; | |
4371 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4372 | } |
4373 | } | |
4374 | if (!NILP (Vw32_lwindow_modifier)) | |
4375 | return 0; | |
4376 | break; | |
4377 | case VK_RWIN: | |
4378 | if (NILP (Vw32_pass_rwindow_to_system)) | |
4379 | { | |
4380 | if (GetAsyncKeyState (wParam) & 1) | |
4381 | { | |
adcc3809 | 4382 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4383 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4384 | else |
576ba81c AI |
4385 | key = VK_SPACE; |
4386 | dpyinfo->faked_key = key; | |
4387 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4388 | } |
4389 | } | |
4390 | if (!NILP (Vw32_rwindow_modifier)) | |
4391 | return 0; | |
4392 | break; | |
576ba81c | 4393 | case VK_APPS: |
ccc2d29c GV |
4394 | if (!NILP (Vw32_apps_modifier)) |
4395 | return 0; | |
4396 | break; | |
4397 | case VK_MENU: | |
7d0393cf | 4398 | if (NILP (Vw32_pass_alt_to_system)) |
adcc3809 GV |
4399 | /* Prevent DefWindowProc from activating the menu bar if an |
4400 | Alt key is pressed and released by itself. */ | |
ccc2d29c | 4401 | return 0; |
84fb1139 | 4402 | windows_translate = 1; |
ccc2d29c | 4403 | break; |
7d0393cf | 4404 | case VK_CAPITAL: |
ccc2d29c GV |
4405 | /* Decide whether to treat as modifier or function key. */ |
4406 | if (NILP (Vw32_enable_caps_lock)) | |
4407 | goto disable_lock_key; | |
adcc3809 GV |
4408 | windows_translate = 1; |
4409 | break; | |
ccc2d29c GV |
4410 | case VK_NUMLOCK: |
4411 | /* Decide whether to treat as modifier or function key. */ | |
4412 | if (NILP (Vw32_enable_num_lock)) | |
4413 | goto disable_lock_key; | |
adcc3809 GV |
4414 | windows_translate = 1; |
4415 | break; | |
ccc2d29c GV |
4416 | case VK_SCROLL: |
4417 | /* Decide whether to treat as modifier or function key. */ | |
4418 | if (NILP (Vw32_scroll_lock_modifier)) | |
4419 | goto disable_lock_key; | |
adcc3809 GV |
4420 | windows_translate = 1; |
4421 | break; | |
ccc2d29c | 4422 | disable_lock_key: |
adcc3809 GV |
4423 | /* Ensure the appropriate lock key state (and indicator light) |
4424 | remains in the same state. We do this by faking another | |
4425 | press of the relevant key. Apparently, this really is the | |
4426 | only way to toggle the state of the indicator lights. */ | |
4427 | dpyinfo->faked_key = wParam; | |
4428 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4429 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4430 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4431 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
4432 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4433 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4434 | /* Ensure indicator lights are updated promptly on Windows 9x | |
4435 | (TranslateMessage apparently does this), after forwarding | |
4436 | input event. */ | |
4437 | post_character_message (hwnd, msg, wParam, lParam, | |
4438 | w32_get_key_modifiers (wParam, lParam)); | |
4439 | windows_translate = 1; | |
ccc2d29c | 4440 | break; |
7d0393cf | 4441 | case VK_CONTROL: |
ccc2d29c GV |
4442 | case VK_SHIFT: |
4443 | case VK_PROCESSKEY: /* Generated by IME. */ | |
4444 | windows_translate = 1; | |
4445 | break; | |
adcc3809 GV |
4446 | case VK_CANCEL: |
4447 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, | |
4448 | which is confusing for purposes of key binding; convert | |
4449 | VK_CANCEL events into VK_PAUSE events. */ | |
4450 | wParam = VK_PAUSE; | |
4451 | break; | |
4452 | case VK_PAUSE: | |
4453 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing | |
4454 | for purposes of key binding; convert these back into | |
4455 | VK_NUMLOCK events, at least when we want to see NumLock key | |
4456 | presses. (Note that there is never any possibility that | |
4457 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ | |
4458 | if (NILP (Vw32_enable_num_lock) && modifier_set (VK_CONTROL)) | |
4459 | wParam = VK_NUMLOCK; | |
4460 | break; | |
ccc2d29c GV |
4461 | default: |
4462 | /* If not defined as a function key, change it to a WM_CHAR message. */ | |
4463 | if (lispy_function_keys[wParam] == 0) | |
4464 | { | |
adcc3809 GV |
4465 | DWORD modifiers = construct_console_modifiers (); |
4466 | ||
ccc2d29c GV |
4467 | if (!NILP (Vw32_recognize_altgr) |
4468 | && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU)) | |
4469 | { | |
4470 | /* Always let TranslateMessage handle AltGr key chords; | |
4471 | for some reason, ToAscii doesn't always process AltGr | |
4472 | chords correctly. */ | |
4473 | windows_translate = 1; | |
4474 | } | |
adcc3809 | 4475 | else if ((modifiers & (~SHIFT_PRESSED & ~CAPSLOCK_ON)) != 0) |
ccc2d29c | 4476 | { |
adcc3809 GV |
4477 | /* Handle key chords including any modifiers other |
4478 | than shift directly, in order to preserve as much | |
4479 | modifier information as possible. */ | |
ccc2d29c GV |
4480 | if ('A' <= wParam && wParam <= 'Z') |
4481 | { | |
4482 | /* Don't translate modified alphabetic keystrokes, | |
4483 | so the user doesn't need to constantly switch | |
4484 | layout to type control or meta keystrokes when | |
4485 | the normal layout translates alphabetic | |
4486 | characters to non-ascii characters. */ | |
4487 | if (!modifier_set (VK_SHIFT)) | |
4488 | wParam += ('a' - 'A'); | |
4489 | msg = WM_CHAR; | |
4490 | } | |
4491 | else | |
4492 | { | |
4493 | /* Try to handle other keystrokes by determining the | |
4494 | base character (ie. translating the base key plus | |
4495 | shift modifier). */ | |
4496 | int add; | |
4497 | int isdead = 0; | |
4498 | KEY_EVENT_RECORD key; | |
7d0393cf | 4499 | |
ccc2d29c GV |
4500 | key.bKeyDown = TRUE; |
4501 | key.wRepeatCount = 1; | |
4502 | key.wVirtualKeyCode = wParam; | |
4503 | key.wVirtualScanCode = (lParam & 0xFF0000) >> 16; | |
4504 | key.uChar.AsciiChar = 0; | |
adcc3809 | 4505 | key.dwControlKeyState = modifiers; |
ccc2d29c GV |
4506 | |
4507 | add = w32_kbd_patch_key (&key); | |
4508 | /* 0 means an unrecognised keycode, negative means | |
4509 | dead key. Ignore both. */ | |
4510 | while (--add >= 0) | |
4511 | { | |
4512 | /* Forward asciified character sequence. */ | |
4513 | post_character_message | |
4514 | (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam, | |
4515 | w32_get_key_modifiers (wParam, lParam)); | |
4516 | w32_kbd_patch_key (&key); | |
4517 | } | |
4518 | return 0; | |
4519 | } | |
4520 | } | |
4521 | else | |
4522 | { | |
4523 | /* Let TranslateMessage handle everything else. */ | |
4524 | windows_translate = 1; | |
4525 | } | |
4526 | } | |
4527 | } | |
a1a80b40 | 4528 | |
adcc3809 | 4529 | translate: |
84fb1139 KH |
4530 | if (windows_translate) |
4531 | { | |
e9e23e23 | 4532 | MSG windows_msg = { hwnd, msg, wParam, lParam, 0, {0,0} }; |
84fb1139 | 4533 | |
e9e23e23 GV |
4534 | windows_msg.time = GetMessageTime (); |
4535 | TranslateMessage (&windows_msg); | |
84fb1139 KH |
4536 | goto dflt; |
4537 | } | |
4538 | ||
ee78dc32 | 4539 | /* Fall through */ |
7d0393cf | 4540 | |
ee78dc32 GV |
4541 | case WM_SYSCHAR: |
4542 | case WM_CHAR: | |
ccc2d29c GV |
4543 | post_character_message (hwnd, msg, wParam, lParam, |
4544 | w32_get_key_modifiers (wParam, lParam)); | |
ee78dc32 | 4545 | break; |
da36a4d6 | 4546 | |
5ac45f98 GV |
4547 | /* Simulate middle mouse button events when left and right buttons |
4548 | are used together, but only if user has two button mouse. */ | |
ee78dc32 | 4549 | case WM_LBUTTONDOWN: |
5ac45f98 | 4550 | case WM_RBUTTONDOWN: |
7ce9aaca | 4551 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4552 | goto handle_plain_button; |
4553 | ||
4554 | { | |
4555 | int this = (msg == WM_LBUTTONDOWN) ? LMOUSE : RMOUSE; | |
4556 | int other = (msg == WM_LBUTTONDOWN) ? RMOUSE : LMOUSE; | |
4557 | ||
3cb20f4a RS |
4558 | if (button_state & this) |
4559 | return 0; | |
5ac45f98 GV |
4560 | |
4561 | if (button_state == 0) | |
4562 | SetCapture (hwnd); | |
4563 | ||
4564 | button_state |= this; | |
4565 | ||
4566 | if (button_state & other) | |
4567 | { | |
84fb1139 | 4568 | if (mouse_button_timer) |
5ac45f98 | 4569 | { |
84fb1139 KH |
4570 | KillTimer (hwnd, mouse_button_timer); |
4571 | mouse_button_timer = 0; | |
5ac45f98 GV |
4572 | |
4573 | /* Generate middle mouse event instead. */ | |
4574 | msg = WM_MBUTTONDOWN; | |
4575 | button_state |= MMOUSE; | |
4576 | } | |
4577 | else if (button_state & MMOUSE) | |
4578 | { | |
4579 | /* Ignore button event if we've already generated a | |
4580 | middle mouse down event. This happens if the | |
4581 | user releases and press one of the two buttons | |
4582 | after we've faked a middle mouse event. */ | |
4583 | return 0; | |
4584 | } | |
4585 | else | |
4586 | { | |
4587 | /* Flush out saved message. */ | |
84fb1139 | 4588 | post_msg (&saved_mouse_button_msg); |
5ac45f98 | 4589 | } |
fbd6baed | 4590 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4591 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4592 | ||
4593 | /* Clear message buffer. */ | |
84fb1139 | 4594 | saved_mouse_button_msg.msg.hwnd = 0; |
5ac45f98 GV |
4595 | } |
4596 | else | |
4597 | { | |
4598 | /* Hold onto message for now. */ | |
84fb1139 | 4599 | mouse_button_timer = |
adcc3809 GV |
4600 | SetTimer (hwnd, MOUSE_BUTTON_ID, |
4601 | XINT (Vw32_mouse_button_tolerance), NULL); | |
84fb1139 KH |
4602 | saved_mouse_button_msg.msg.hwnd = hwnd; |
4603 | saved_mouse_button_msg.msg.message = msg; | |
4604 | saved_mouse_button_msg.msg.wParam = wParam; | |
4605 | saved_mouse_button_msg.msg.lParam = lParam; | |
4606 | saved_mouse_button_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4607 | saved_mouse_button_msg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4608 | } |
4609 | } | |
4610 | return 0; | |
4611 | ||
ee78dc32 | 4612 | case WM_LBUTTONUP: |
5ac45f98 | 4613 | case WM_RBUTTONUP: |
7ce9aaca | 4614 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4615 | goto handle_plain_button; |
4616 | ||
4617 | { | |
4618 | int this = (msg == WM_LBUTTONUP) ? LMOUSE : RMOUSE; | |
4619 | int other = (msg == WM_LBUTTONUP) ? RMOUSE : LMOUSE; | |
4620 | ||
3cb20f4a RS |
4621 | if ((button_state & this) == 0) |
4622 | return 0; | |
5ac45f98 GV |
4623 | |
4624 | button_state &= ~this; | |
4625 | ||
4626 | if (button_state & MMOUSE) | |
4627 | { | |
4628 | /* Only generate event when second button is released. */ | |
4629 | if ((button_state & other) == 0) | |
4630 | { | |
4631 | msg = WM_MBUTTONUP; | |
4632 | button_state &= ~MMOUSE; | |
4633 | ||
4634 | if (button_state) abort (); | |
4635 | } | |
4636 | else | |
4637 | return 0; | |
4638 | } | |
4639 | else | |
4640 | { | |
4641 | /* Flush out saved message if necessary. */ | |
84fb1139 | 4642 | if (saved_mouse_button_msg.msg.hwnd) |
5ac45f98 | 4643 | { |
84fb1139 | 4644 | post_msg (&saved_mouse_button_msg); |
5ac45f98 GV |
4645 | } |
4646 | } | |
fbd6baed | 4647 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4648 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4649 | ||
4650 | /* Always clear message buffer and cancel timer. */ | |
84fb1139 KH |
4651 | saved_mouse_button_msg.msg.hwnd = 0; |
4652 | KillTimer (hwnd, mouse_button_timer); | |
4653 | mouse_button_timer = 0; | |
5ac45f98 GV |
4654 | |
4655 | if (button_state == 0) | |
4656 | ReleaseCapture (); | |
4657 | } | |
4658 | return 0; | |
4659 | ||
74214547 JR |
4660 | case WM_XBUTTONDOWN: |
4661 | case WM_XBUTTONUP: | |
4662 | if (w32_pass_extra_mouse_buttons_to_system) | |
4663 | goto dflt; | |
4664 | /* else fall through and process them. */ | |
ee78dc32 GV |
4665 | case WM_MBUTTONDOWN: |
4666 | case WM_MBUTTONUP: | |
5ac45f98 | 4667 | handle_plain_button: |
ee78dc32 GV |
4668 | { |
4669 | BOOL up; | |
1edf84e7 | 4670 | int button; |
ee78dc32 | 4671 | |
74214547 | 4672 | if (parse_button (msg, HIWORD (wParam), &button, &up)) |
ee78dc32 GV |
4673 | { |
4674 | if (up) ReleaseCapture (); | |
4675 | else SetCapture (hwnd); | |
7d0393cf | 4676 | button = (button == 0) ? LMOUSE : |
1edf84e7 GV |
4677 | ((button == 1) ? MMOUSE : RMOUSE); |
4678 | if (up) | |
4679 | button_state &= ~button; | |
4680 | else | |
4681 | button_state |= button; | |
ee78dc32 GV |
4682 | } |
4683 | } | |
7d0393cf | 4684 | |
fbd6baed | 4685 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 | 4686 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
74214547 JR |
4687 | |
4688 | /* Need to return true for XBUTTON messages, false for others, | |
4689 | to indicate that we processed the message. */ | |
4690 | return (msg == WM_XBUTTONDOWN || msg == WM_XBUTTONUP); | |
5ac45f98 | 4691 | |
5ac45f98 | 4692 | case WM_MOUSEMOVE: |
9eb16b62 JR |
4693 | /* If the mouse has just moved into the frame, start tracking |
4694 | it, so we will be notified when it leaves the frame. Mouse | |
4695 | tracking only works under W98 and NT4 and later. On earlier | |
4696 | versions, there is no way of telling when the mouse leaves the | |
4697 | frame, so we just have to put up with help-echo and mouse | |
4698 | highlighting remaining while the frame is not active. */ | |
4699 | if (track_mouse_event_fn && !track_mouse_window) | |
4700 | { | |
4701 | TRACKMOUSEEVENT tme; | |
4702 | tme.cbSize = sizeof (tme); | |
4703 | tme.dwFlags = TME_LEAVE; | |
4704 | tme.hwndTrack = hwnd; | |
4705 | ||
4706 | track_mouse_event_fn (&tme); | |
4707 | track_mouse_window = hwnd; | |
4708 | } | |
4709 | case WM_VSCROLL: | |
fbd6baed | 4710 | if (XINT (Vw32_mouse_move_interval) <= 0 |
84fb1139 KH |
4711 | || (msg == WM_MOUSEMOVE && button_state == 0)) |
4712 | { | |
fbd6baed | 4713 | wmsg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4714 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4715 | return 0; | |
4716 | } | |
7d0393cf | 4717 | |
84fb1139 KH |
4718 | /* Hang onto mouse move and scroll messages for a bit, to avoid |
4719 | sending such events to Emacs faster than it can process them. | |
4720 | If we get more events before the timer from the first message | |
4721 | expires, we just replace the first message. */ | |
4722 | ||
4723 | if (saved_mouse_move_msg.msg.hwnd == 0) | |
4724 | mouse_move_timer = | |
adcc3809 GV |
4725 | SetTimer (hwnd, MOUSE_MOVE_ID, |
4726 | XINT (Vw32_mouse_move_interval), NULL); | |
84fb1139 KH |
4727 | |
4728 | /* Hold onto message for now. */ | |
4729 | saved_mouse_move_msg.msg.hwnd = hwnd; | |
4730 | saved_mouse_move_msg.msg.message = msg; | |
4731 | saved_mouse_move_msg.msg.wParam = wParam; | |
4732 | saved_mouse_move_msg.msg.lParam = lParam; | |
4733 | saved_mouse_move_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4734 | saved_mouse_move_msg.dwModifiers = w32_get_modifiers (); |
7d0393cf | 4735 | |
84fb1139 KH |
4736 | return 0; |
4737 | ||
1edf84e7 GV |
4738 | case WM_MOUSEWHEEL: |
4739 | wmsg.dwModifiers = w32_get_modifiers (); | |
4740 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4741 | return 0; | |
4742 | ||
cb9e33d4 RS |
4743 | case WM_DROPFILES: |
4744 | wmsg.dwModifiers = w32_get_modifiers (); | |
4745 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4746 | return 0; | |
4747 | ||
84fb1139 KH |
4748 | case WM_TIMER: |
4749 | /* Flush out saved messages if necessary. */ | |
4750 | if (wParam == mouse_button_timer) | |
5ac45f98 | 4751 | { |
84fb1139 KH |
4752 | if (saved_mouse_button_msg.msg.hwnd) |
4753 | { | |
4754 | post_msg (&saved_mouse_button_msg); | |
4755 | saved_mouse_button_msg.msg.hwnd = 0; | |
4756 | } | |
4757 | KillTimer (hwnd, mouse_button_timer); | |
4758 | mouse_button_timer = 0; | |
4759 | } | |
4760 | else if (wParam == mouse_move_timer) | |
4761 | { | |
4762 | if (saved_mouse_move_msg.msg.hwnd) | |
4763 | { | |
4764 | post_msg (&saved_mouse_move_msg); | |
4765 | saved_mouse_move_msg.msg.hwnd = 0; | |
4766 | } | |
4767 | KillTimer (hwnd, mouse_move_timer); | |
4768 | mouse_move_timer = 0; | |
5ac45f98 | 4769 | } |
48094ace JR |
4770 | else if (wParam == menu_free_timer) |
4771 | { | |
4772 | KillTimer (hwnd, menu_free_timer); | |
4773 | menu_free_timer = 0; | |
27605fa7 | 4774 | f = x_window_to_frame (dpyinfo, hwnd); |
48094ace JR |
4775 | if (!f->output_data.w32->menu_command_in_progress) |
4776 | { | |
4777 | /* Free memory used by owner-drawn and help-echo strings. */ | |
4778 | w32_free_menu_strings (hwnd); | |
4779 | f->output_data.w32->menubar_active = 0; | |
4780 | } | |
4781 | } | |
5ac45f98 | 4782 | return 0; |
7d0393cf | 4783 | |
84fb1139 KH |
4784 | case WM_NCACTIVATE: |
4785 | /* Windows doesn't send us focus messages when putting up and | |
e9e23e23 | 4786 | taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95. |
84fb1139 KH |
4787 | The only indication we get that something happened is receiving |
4788 | this message afterwards. So this is a good time to reset our | |
4789 | keyboard modifiers' state. */ | |
4790 | reset_modifiers (); | |
4791 | goto dflt; | |
da36a4d6 | 4792 | |
1edf84e7 | 4793 | case WM_INITMENU: |
487163ac AI |
4794 | button_state = 0; |
4795 | ReleaseCapture (); | |
1edf84e7 GV |
4796 | /* We must ensure menu bar is fully constructed and up to date |
4797 | before allowing user interaction with it. To achieve this | |
4798 | we send this message to the lisp thread and wait for a | |
4799 | reply (whose value is not actually needed) to indicate that | |
4800 | the menu bar is now ready for use, so we can now return. | |
4801 | ||
4802 | To remain responsive in the meantime, we enter a nested message | |
4803 | loop that can process all other messages. | |
4804 | ||
4805 | However, we skip all this if the message results from calling | |
4806 | TrackPopupMenu - in fact, we must NOT attempt to send the lisp | |
4807 | thread a message because it is blocked on us at this point. We | |
4808 | set menubar_active before calling TrackPopupMenu to indicate | |
4809 | this (there is no possibility of confusion with real menubar | |
4810 | being active). */ | |
4811 | ||
4812 | f = x_window_to_frame (dpyinfo, hwnd); | |
4813 | if (f | |
4814 | && (f->output_data.w32->menubar_active | |
4815 | /* We can receive this message even in the absence of a | |
4816 | menubar (ie. when the system menu is activated) - in this | |
4817 | case we do NOT want to forward the message, otherwise it | |
4818 | will cause the menubar to suddenly appear when the user | |
4819 | had requested it to be turned off! */ | |
4820 | || f->output_data.w32->menubar_widget == NULL)) | |
4821 | return 0; | |
4822 | ||
4823 | { | |
4824 | deferred_msg msg_buf; | |
4825 | ||
4826 | /* Detect if message has already been deferred; in this case | |
4827 | we cannot return any sensible value to ignore this. */ | |
4828 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4829 | abort (); | |
4830 | ||
4831 | return send_deferred_msg (&msg_buf, hwnd, msg, wParam, lParam); | |
4832 | } | |
4833 | ||
4834 | case WM_EXITMENULOOP: | |
4835 | f = x_window_to_frame (dpyinfo, hwnd); | |
4836 | ||
48094ace JR |
4837 | /* If a menu command is not already in progress, check again |
4838 | after a short delay, since Windows often (always?) sends the | |
4839 | WM_EXITMENULOOP before the corresponding WM_COMMAND message. */ | |
4840 | if (f && !f->output_data.w32->menu_command_in_progress) | |
4841 | menu_free_timer = SetTimer (hwnd, MENU_FREE_ID, MENU_FREE_DELAY, NULL); | |
1edf84e7 GV |
4842 | goto dflt; |
4843 | ||
126f2e35 | 4844 | case WM_MENUSELECT: |
4e3a1c61 JR |
4845 | /* Direct handling of help_echo in menus. Should be safe now |
4846 | that we generate the help_echo by placing a help event in the | |
4847 | keyboard buffer. */ | |
ca56d953 | 4848 | { |
ca56d953 JR |
4849 | HMENU menu = (HMENU) lParam; |
4850 | UINT menu_item = (UINT) LOWORD (wParam); | |
4851 | UINT flags = (UINT) HIWORD (wParam); | |
4852 | ||
4e3a1c61 | 4853 | w32_menu_display_help (hwnd, menu, menu_item, flags); |
ca56d953 | 4854 | } |
126f2e35 JR |
4855 | return 0; |
4856 | ||
87996783 GV |
4857 | case WM_MEASUREITEM: |
4858 | f = x_window_to_frame (dpyinfo, hwnd); | |
4859 | if (f) | |
4860 | { | |
4861 | MEASUREITEMSTRUCT * pMis = (MEASUREITEMSTRUCT *) lParam; | |
4862 | ||
4863 | if (pMis->CtlType == ODT_MENU) | |
4864 | { | |
4865 | /* Work out dimensions for popup menu titles. */ | |
4866 | char * title = (char *) pMis->itemData; | |
4867 | HDC hdc = GetDC (hwnd); | |
4868 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4869 | LOGFONT menu_logfont; | |
4870 | HFONT old_font; | |
4871 | SIZE size; | |
4872 | ||
4873 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4874 | menu_logfont.lfWeight = FW_BOLD; | |
4875 | menu_font = CreateFontIndirect (&menu_logfont); | |
4876 | old_font = SelectObject (hdc, menu_font); | |
4877 | ||
dfff8a69 JR |
4878 | pMis->itemHeight = GetSystemMetrics (SM_CYMENUSIZE); |
4879 | if (title) | |
4880 | { | |
4881 | GetTextExtentPoint32 (hdc, title, strlen (title), &size); | |
4882 | pMis->itemWidth = size.cx; | |
4883 | if (pMis->itemHeight < size.cy) | |
4884 | pMis->itemHeight = size.cy; | |
4885 | } | |
4886 | else | |
4887 | pMis->itemWidth = 0; | |
87996783 GV |
4888 | |
4889 | SelectObject (hdc, old_font); | |
4890 | DeleteObject (menu_font); | |
4891 | ReleaseDC (hwnd, hdc); | |
4892 | return TRUE; | |
4893 | } | |
4894 | } | |
4895 | return 0; | |
4896 | ||
4897 | case WM_DRAWITEM: | |
4898 | f = x_window_to_frame (dpyinfo, hwnd); | |
4899 | if (f) | |
4900 | { | |
4901 | DRAWITEMSTRUCT * pDis = (DRAWITEMSTRUCT *) lParam; | |
4902 | ||
4903 | if (pDis->CtlType == ODT_MENU) | |
4904 | { | |
4905 | /* Draw popup menu title. */ | |
4906 | char * title = (char *) pDis->itemData; | |
212da13b JR |
4907 | if (title) |
4908 | { | |
4909 | HDC hdc = pDis->hDC; | |
4910 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4911 | LOGFONT menu_logfont; | |
4912 | HFONT old_font; | |
4913 | ||
4914 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4915 | menu_logfont.lfWeight = FW_BOLD; | |
4916 | menu_font = CreateFontIndirect (&menu_logfont); | |
4917 | old_font = SelectObject (hdc, menu_font); | |
4918 | ||
4919 | /* Always draw title as if not selected. */ | |
4920 | ExtTextOut (hdc, | |
4921 | pDis->rcItem.left | |
4922 | + GetSystemMetrics (SM_CXMENUCHECK), | |
4923 | pDis->rcItem.top, | |
4924 | ETO_OPAQUE, &pDis->rcItem, | |
4925 | title, strlen (title), NULL); | |
4926 | ||
4927 | SelectObject (hdc, old_font); | |
4928 | DeleteObject (menu_font); | |
4929 | } | |
87996783 GV |
4930 | return TRUE; |
4931 | } | |
4932 | } | |
4933 | return 0; | |
4934 | ||
1edf84e7 GV |
4935 | #if 0 |
4936 | /* Still not right - can't distinguish between clicks in the | |
4937 | client area of the frame from clicks forwarded from the scroll | |
4938 | bars - may have to hook WM_NCHITTEST to remember the mouse | |
4939 | position and then check if it is in the client area ourselves. */ | |
4940 | case WM_MOUSEACTIVATE: | |
4941 | /* Discard the mouse click that activates a frame, allowing the | |
4942 | user to click anywhere without changing point (or worse!). | |
4943 | Don't eat mouse clicks on scrollbars though!! */ | |
4944 | if (LOWORD (lParam) == HTCLIENT ) | |
4945 | return MA_ACTIVATEANDEAT; | |
4946 | goto dflt; | |
4947 | #endif | |
4948 | ||
9eb16b62 JR |
4949 | case WM_MOUSELEAVE: |
4950 | /* No longer tracking mouse. */ | |
4951 | track_mouse_window = NULL; | |
4952 | ||
1edf84e7 | 4953 | case WM_ACTIVATEAPP: |
ccc2d29c | 4954 | case WM_ACTIVATE: |
1edf84e7 GV |
4955 | case WM_WINDOWPOSCHANGED: |
4956 | case WM_SHOWWINDOW: | |
4957 | /* Inform lisp thread that a frame might have just been obscured | |
4958 | or exposed, so should recheck visibility of all frames. */ | |
4959 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4960 | goto dflt; | |
4961 | ||
da36a4d6 | 4962 | case WM_SETFOCUS: |
adcc3809 GV |
4963 | dpyinfo->faked_key = 0; |
4964 | reset_modifiers (); | |
ccc2d29c GV |
4965 | register_hot_keys (hwnd); |
4966 | goto command; | |
8681157a | 4967 | case WM_KILLFOCUS: |
ccc2d29c | 4968 | unregister_hot_keys (hwnd); |
487163ac AI |
4969 | button_state = 0; |
4970 | ReleaseCapture (); | |
65906840 JR |
4971 | /* Relinquish the system caret. */ |
4972 | if (w32_system_caret_hwnd) | |
4973 | { | |
93f2ca61 | 4974 | w32_visible_system_caret_hwnd = NULL; |
d285988b JR |
4975 | w32_system_caret_hwnd = NULL; |
4976 | DestroyCaret (); | |
65906840 | 4977 | } |
48094ace JR |
4978 | goto command; |
4979 | case WM_COMMAND: | |
4980 | f = x_window_to_frame (dpyinfo, hwnd); | |
4981 | if (f && HIWORD (wParam) == 0) | |
4982 | { | |
4983 | f->output_data.w32->menu_command_in_progress = 1; | |
4984 | if (menu_free_timer) | |
4985 | { | |
4986 | KillTimer (hwnd, menu_free_timer); | |
7d0393cf | 4987 | menu_free_timer = 0; |
48094ace JR |
4988 | } |
4989 | } | |
ee78dc32 GV |
4990 | case WM_MOVE: |
4991 | case WM_SIZE: | |
ccc2d29c | 4992 | command: |
fbd6baed | 4993 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 GV |
4994 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4995 | goto dflt; | |
8847d890 RS |
4996 | |
4997 | case WM_CLOSE: | |
fbd6baed | 4998 | wmsg.dwModifiers = w32_get_modifiers (); |
8847d890 RS |
4999 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
5000 | return 0; | |
5001 | ||
ee78dc32 | 5002 | case WM_WINDOWPOSCHANGING: |
bfd6edcc JR |
5003 | /* Don't restrict the sizing of tip frames. */ |
5004 | if (hwnd == tip_window) | |
5005 | return 0; | |
ee78dc32 GV |
5006 | { |
5007 | WINDOWPLACEMENT wp; | |
5008 | LPWINDOWPOS lppos = (WINDOWPOS *) lParam; | |
1edf84e7 GV |
5009 | |
5010 | wp.length = sizeof (WINDOWPLACEMENT); | |
ee78dc32 | 5011 | GetWindowPlacement (hwnd, &wp); |
7d0393cf | 5012 | |
1edf84e7 | 5013 | if (wp.showCmd != SW_SHOWMINIMIZED && (lppos->flags & SWP_NOSIZE) == 0) |
ee78dc32 GV |
5014 | { |
5015 | RECT rect; | |
5016 | int wdiff; | |
5017 | int hdiff; | |
1edf84e7 GV |
5018 | DWORD font_width; |
5019 | DWORD line_height; | |
5020 | DWORD internal_border; | |
5021 | DWORD scrollbar_extra; | |
ee78dc32 | 5022 | RECT wr; |
7d0393cf | 5023 | |
5ac45f98 | 5024 | wp.length = sizeof(wp); |
ee78dc32 | 5025 | GetWindowRect (hwnd, &wr); |
7d0393cf | 5026 | |
3c190163 | 5027 | enter_crit (); |
7d0393cf | 5028 | |
1edf84e7 GV |
5029 | font_width = GetWindowLong (hwnd, WND_FONTWIDTH_INDEX); |
5030 | line_height = GetWindowLong (hwnd, WND_LINEHEIGHT_INDEX); | |
5031 | internal_border = GetWindowLong (hwnd, WND_BORDER_INDEX); | |
5032 | scrollbar_extra = GetWindowLong (hwnd, WND_SCROLLBAR_INDEX); | |
7d0393cf | 5033 | |
3c190163 | 5034 | leave_crit (); |
7d0393cf | 5035 | |
ee78dc32 | 5036 | memset (&rect, 0, sizeof (rect)); |
7d0393cf | 5037 | AdjustWindowRect (&rect, GetWindowLong (hwnd, GWL_STYLE), |
ee78dc32 GV |
5038 | GetMenu (hwnd) != NULL); |
5039 | ||
1edf84e7 GV |
5040 | /* Force width and height of client area to be exact |
5041 | multiples of the character cell dimensions. */ | |
5042 | wdiff = (lppos->cx - (rect.right - rect.left) | |
5043 | - 2 * internal_border - scrollbar_extra) | |
5044 | % font_width; | |
5045 | hdiff = (lppos->cy - (rect.bottom - rect.top) | |
5046 | - 2 * internal_border) | |
5047 | % line_height; | |
7d0393cf | 5048 | |
ee78dc32 GV |
5049 | if (wdiff || hdiff) |
5050 | { | |
7d0393cf JB |
5051 | /* For right/bottom sizing we can just fix the sizes. |
5052 | However for top/left sizing we will need to fix the X | |
ee78dc32 | 5053 | and Y positions as well. */ |
7d0393cf | 5054 | |
ee78dc32 GV |
5055 | lppos->cx -= wdiff; |
5056 | lppos->cy -= hdiff; | |
7d0393cf JB |
5057 | |
5058 | if (wp.showCmd != SW_SHOWMAXIMIZED | |
1edf84e7 | 5059 | && (lppos->flags & SWP_NOMOVE) == 0) |
ee78dc32 GV |
5060 | { |
5061 | if (lppos->x != wr.left || lppos->y != wr.top) | |
5062 | { | |
5063 | lppos->x += wdiff; | |
5064 | lppos->y += hdiff; | |
5065 | } | |
5066 | else | |
5067 | { | |
5068 | lppos->flags |= SWP_NOMOVE; | |
5069 | } | |
5070 | } | |
7d0393cf | 5071 | |
1edf84e7 | 5072 | return 0; |
ee78dc32 GV |
5073 | } |
5074 | } | |
5075 | } | |
7d0393cf | 5076 | |
ee78dc32 | 5077 | goto dflt; |
1edf84e7 | 5078 | |
b1f918f8 GV |
5079 | case WM_GETMINMAXINFO: |
5080 | /* Hack to correct bug that allows Emacs frames to be resized | |
5081 | below the Minimum Tracking Size. */ | |
5082 | ((LPMINMAXINFO) lParam)->ptMinTrackSize.y++; | |
bf853fee AI |
5083 | /* Hack to allow resizing the Emacs frame above the screen size. |
5084 | Note that Windows 9x limits coordinates to 16-bits. */ | |
5085 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.x = 32767; | |
5086 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.y = 32767; | |
b1f918f8 GV |
5087 | return 0; |
5088 | ||
c9b2104d JR |
5089 | case WM_SETCURSOR: |
5090 | if (LOWORD (lParam) == HTCLIENT) | |
5091 | return 0; | |
5092 | ||
5093 | goto dflt; | |
c922a224 | 5094 | |
c9b2104d JR |
5095 | case WM_EMACS_SETCURSOR: |
5096 | { | |
5097 | Cursor cursor = (Cursor) wParam; | |
5098 | if (cursor) | |
5099 | SetCursor (cursor); | |
5100 | return 0; | |
5101 | } | |
c922a224 | 5102 | |
1edf84e7 GV |
5103 | case WM_EMACS_CREATESCROLLBAR: |
5104 | return (LRESULT) w32_createscrollbar ((struct frame *) wParam, | |
5105 | (struct scroll_bar *) lParam); | |
5106 | ||
5ac45f98 | 5107 | case WM_EMACS_SHOWWINDOW: |
1edf84e7 GV |
5108 | return ShowWindow ((HWND) wParam, (WPARAM) lParam); |
5109 | ||
dfdb4047 | 5110 | case WM_EMACS_SETFOREGROUND: |
ce6059da AI |
5111 | { |
5112 | HWND foreground_window; | |
5113 | DWORD foreground_thread, retval; | |
5114 | ||
5115 | /* On NT 5.0, and apparently Windows 98, it is necessary to | |
5116 | attach to the thread that currently has focus in order to | |
5117 | pull the focus away from it. */ | |
5118 | foreground_window = GetForegroundWindow (); | |
5119 | foreground_thread = GetWindowThreadProcessId (foreground_window, NULL); | |
5120 | if (!foreground_window | |
5121 | || foreground_thread == GetCurrentThreadId () | |
5122 | || !AttachThreadInput (GetCurrentThreadId (), | |
5123 | foreground_thread, TRUE)) | |
5124 | foreground_thread = 0; | |
5125 | ||
5126 | retval = SetForegroundWindow ((HWND) wParam); | |
5127 | ||
5128 | /* Detach from the previous foreground thread. */ | |
5129 | if (foreground_thread) | |
5130 | AttachThreadInput (GetCurrentThreadId (), | |
5131 | foreground_thread, FALSE); | |
5132 | ||
5133 | return retval; | |
5134 | } | |
dfdb4047 | 5135 | |
5ac45f98 GV |
5136 | case WM_EMACS_SETWINDOWPOS: |
5137 | { | |
1edf84e7 GV |
5138 | WINDOWPOS * pos = (WINDOWPOS *) wParam; |
5139 | return SetWindowPos (hwnd, pos->hwndInsertAfter, | |
5ac45f98 GV |
5140 | pos->x, pos->y, pos->cx, pos->cy, pos->flags); |
5141 | } | |
1edf84e7 | 5142 | |
ee78dc32 | 5143 | case WM_EMACS_DESTROYWINDOW: |
cb9e33d4 | 5144 | DragAcceptFiles ((HWND) wParam, FALSE); |
1edf84e7 GV |
5145 | return DestroyWindow ((HWND) wParam); |
5146 | ||
93f2ca61 JR |
5147 | case WM_EMACS_HIDE_CARET: |
5148 | return HideCaret (hwnd); | |
5149 | ||
5150 | case WM_EMACS_SHOW_CARET: | |
5151 | return ShowCaret (hwnd); | |
5152 | ||
65906840 JR |
5153 | case WM_EMACS_DESTROY_CARET: |
5154 | w32_system_caret_hwnd = NULL; | |
93f2ca61 | 5155 | w32_visible_system_caret_hwnd = NULL; |
65906840 JR |
5156 | return DestroyCaret (); |
5157 | ||
5158 | case WM_EMACS_TRACK_CARET: | |
5159 | /* If there is currently no system caret, create one. */ | |
5160 | if (w32_system_caret_hwnd == NULL) | |
5161 | { | |
93f2ca61 JR |
5162 | /* Use the default caret width, and avoid changing it |
5163 | unneccesarily, as it confuses screen reader software. */ | |
65906840 | 5164 | w32_system_caret_hwnd = hwnd; |
93f2ca61 | 5165 | CreateCaret (hwnd, NULL, 0, |
65906840 JR |
5166 | w32_system_caret_height); |
5167 | } | |
7d0393cf | 5168 | |
93f2ca61 JR |
5169 | if (!SetCaretPos (w32_system_caret_x, w32_system_caret_y)) |
5170 | return 0; | |
5171 | /* Ensure visible caret gets turned on when requested. */ | |
5172 | else if (w32_use_visible_system_caret | |
5173 | && w32_visible_system_caret_hwnd != hwnd) | |
5174 | { | |
5175 | w32_visible_system_caret_hwnd = hwnd; | |
5176 | return ShowCaret (hwnd); | |
5177 | } | |
5178 | /* Ensure visible caret gets turned off when requested. */ | |
5179 | else if (!w32_use_visible_system_caret | |
5180 | && w32_visible_system_caret_hwnd) | |
5181 | { | |
5182 | w32_visible_system_caret_hwnd = NULL; | |
5183 | return HideCaret (hwnd); | |
5184 | } | |
5185 | else | |
5186 | return 1; | |
65906840 | 5187 | |
1edf84e7 GV |
5188 | case WM_EMACS_TRACKPOPUPMENU: |
5189 | { | |
5190 | UINT flags; | |
5191 | POINT *pos; | |
5192 | int retval; | |
5193 | pos = (POINT *)lParam; | |
5194 | flags = TPM_CENTERALIGN; | |
5195 | if (button_state & LMOUSE) | |
5196 | flags |= TPM_LEFTBUTTON; | |
5197 | else if (button_state & RMOUSE) | |
5198 | flags |= TPM_RIGHTBUTTON; | |
7d0393cf | 5199 | |
87996783 GV |
5200 | /* Remember we did a SetCapture on the initial mouse down event, |
5201 | so for safety, we make sure the capture is cancelled now. */ | |
5202 | ReleaseCapture (); | |
490822ff | 5203 | button_state = 0; |
87996783 | 5204 | |
1edf84e7 GV |
5205 | /* Use menubar_active to indicate that WM_INITMENU is from |
5206 | TrackPopupMenu below, and should be ignored. */ | |
5207 | f = x_window_to_frame (dpyinfo, hwnd); | |
5208 | if (f) | |
5209 | f->output_data.w32->menubar_active = 1; | |
7d0393cf JB |
5210 | |
5211 | if (TrackPopupMenu ((HMENU)wParam, flags, pos->x, pos->y, | |
1edf84e7 GV |
5212 | 0, hwnd, NULL)) |
5213 | { | |
5214 | MSG amsg; | |
5215 | /* Eat any mouse messages during popupmenu */ | |
5216 | while (PeekMessage (&amsg, hwnd, WM_MOUSEFIRST, WM_MOUSELAST, | |
5217 | PM_REMOVE)); | |
5218 | /* Get the menu selection, if any */ | |
5219 | if (PeekMessage (&amsg, hwnd, WM_COMMAND, WM_COMMAND, PM_REMOVE)) | |
5220 | { | |
5221 | retval = LOWORD (amsg.wParam); | |
5222 | } | |
5223 | else | |
5224 | { | |
5225 | retval = 0; | |
5226 | } | |
1edf84e7 GV |
5227 | } |
5228 | else | |
5229 | { | |
5230 | retval = -1; | |
5231 | } | |
5232 | ||
5233 | return retval; | |
5234 | } | |
5235 | ||
ee78dc32 | 5236 | default: |
93fbe8b7 GV |
5237 | /* Check for messages registered at runtime. */ |
5238 | if (msg == msh_mousewheel) | |
5239 | { | |
5240 | wmsg.dwModifiers = w32_get_modifiers (); | |
5241 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
5242 | return 0; | |
5243 | } | |
7d0393cf | 5244 | |
ee78dc32 GV |
5245 | dflt: |
5246 | return DefWindowProc (hwnd, msg, wParam, lParam); | |
5247 | } | |
7d0393cf | 5248 | |
1edf84e7 GV |
5249 | |
5250 | /* The most common default return code for handled messages is 0. */ | |
5251 | return 0; | |
ee78dc32 GV |
5252 | } |
5253 | ||
7d0393cf | 5254 | void |
ee78dc32 GV |
5255 | my_create_window (f) |
5256 | struct frame * f; | |
5257 | { | |
5258 | MSG msg; | |
5259 | ||
1edf84e7 GV |
5260 | if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW, (WPARAM)f, 0)) |
5261 | abort (); | |
ee78dc32 GV |
5262 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
5263 | } | |
5264 | ||
ca56d953 JR |
5265 | |
5266 | /* Create a tooltip window. Unlike my_create_window, we do not do this | |
5267 | indirectly via the Window thread, as we do not need to process Window | |
5268 | messages for the tooltip. Creating tooltips indirectly also creates | |
5269 | deadlocks when tooltips are created for menu items. */ | |
7d0393cf | 5270 | void |
ca56d953 JR |
5271 | my_create_tip_window (f) |
5272 | struct frame *f; | |
5273 | { | |
bfd6edcc | 5274 | RECT rect; |
ca56d953 | 5275 | |
bfd6edcc JR |
5276 | rect.left = rect.top = 0; |
5277 | rect.right = PIXEL_WIDTH (f); | |
5278 | rect.bottom = PIXEL_HEIGHT (f); | |
5279 | ||
5280 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
5281 | FRAME_EXTERNAL_MENU_BAR (f)); | |
5282 | ||
5283 | tip_window = FRAME_W32_WINDOW (f) | |
ca56d953 JR |
5284 | = CreateWindow (EMACS_CLASS, |
5285 | f->namebuf, | |
5286 | f->output_data.w32->dwStyle, | |
5287 | f->output_data.w32->left_pos, | |
5288 | f->output_data.w32->top_pos, | |
bfd6edcc JR |
5289 | rect.right - rect.left, |
5290 | rect.bottom - rect.top, | |
ca56d953 JR |
5291 | FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */ |
5292 | NULL, | |
5293 | hinst, | |
5294 | NULL); | |
5295 | ||
bfd6edcc | 5296 | if (tip_window) |
ca56d953 | 5297 | { |
bfd6edcc JR |
5298 | SetWindowLong (tip_window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
5299 | SetWindowLong (tip_window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
5300 | SetWindowLong (tip_window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
5301 | SetWindowLong (tip_window, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); | |
5302 | ||
5303 | /* Tip frames have no scrollbars. */ | |
5304 | SetWindowLong (tip_window, WND_SCROLLBAR_INDEX, 0); | |
ca56d953 JR |
5305 | |
5306 | /* Do this to discard the default setting specified by our parent. */ | |
bfd6edcc | 5307 | ShowWindow (tip_window, SW_HIDE); |
ca56d953 JR |
5308 | } |
5309 | } | |
5310 | ||
5311 | ||
fbd6baed | 5312 | /* Create and set up the w32 window for frame F. */ |
ee78dc32 GV |
5313 | |
5314 | static void | |
fbd6baed | 5315 | w32_window (f, window_prompting, minibuffer_only) |
ee78dc32 GV |
5316 | struct frame *f; |
5317 | long window_prompting; | |
5318 | int minibuffer_only; | |
5319 | { | |
5320 | BLOCK_INPUT; | |
5321 | ||
5322 | /* Use the resource name as the top-level window name | |
5323 | for looking up resources. Make a non-Lisp copy | |
5324 | for the window manager, so GC relocation won't bother it. | |
5325 | ||
5326 | Elsewhere we specify the window name for the window manager. */ | |
7d0393cf | 5327 | |
ee78dc32 | 5328 | { |
d5db4077 | 5329 | char *str = (char *) SDATA (Vx_resource_name); |
ee78dc32 GV |
5330 | f->namebuf = (char *) xmalloc (strlen (str) + 1); |
5331 | strcpy (f->namebuf, str); | |
5332 | } | |
5333 | ||
5334 | my_create_window (f); | |
5335 | ||
5336 | validate_x_resource_name (); | |
5337 | ||
5338 | /* x_set_name normally ignores requests to set the name if the | |
5339 | requested name is the same as the current name. This is the one | |
5340 | place where that assumption isn't correct; f->name is set, but | |
5341 | the server hasn't been told. */ | |
5342 | { | |
5343 | Lisp_Object name; | |
5344 | int explicit = f->explicit_name; | |
5345 | ||
5346 | f->explicit_name = 0; | |
5347 | name = f->name; | |
5348 | f->name = Qnil; | |
5349 | x_set_name (f, name, explicit); | |
5350 | } | |
5351 | ||
5352 | UNBLOCK_INPUT; | |
5353 | ||
5354 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
5355 | initialize_frame_menubar (f); | |
5356 | ||
fbd6baed | 5357 | if (FRAME_W32_WINDOW (f) == 0) |
ee78dc32 GV |
5358 | error ("Unable to create window"); |
5359 | } | |
5360 | ||
5361 | /* Handle the icon stuff for this window. Perhaps later we might | |
5362 | want an x_set_icon_position which can be called interactively as | |
5363 | well. */ | |
5364 | ||
5365 | static void | |
5366 | x_icon (f, parms) | |
5367 | struct frame *f; | |
5368 | Lisp_Object parms; | |
5369 | { | |
5370 | Lisp_Object icon_x, icon_y; | |
5371 | ||
e9e23e23 | 5372 | /* Set the position of the icon. Note that Windows 95 groups all |
ee78dc32 | 5373 | icons in the tray. */ |
6fc2811b JR |
5374 | icon_x = w32_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
5375 | icon_y = w32_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
5376 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
5377 | { | |
b7826503 PJ |
5378 | CHECK_NUMBER (icon_x); |
5379 | CHECK_NUMBER (icon_y); | |
ee78dc32 GV |
5380 | } |
5381 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) | |
5382 | error ("Both left and top icon corners of icon must be specified"); | |
5383 | ||
5384 | BLOCK_INPUT; | |
5385 | ||
5386 | if (! EQ (icon_x, Qunbound)) | |
5387 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
5388 | ||
1edf84e7 GV |
5389 | #if 0 /* TODO */ |
5390 | /* Start up iconic or window? */ | |
5391 | x_wm_set_window_state | |
6fc2811b | 5392 | (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) |
1edf84e7 GV |
5393 | ? IconicState |
5394 | : NormalState)); | |
5395 | ||
d5db4077 | 5396 | x_text_icon (f, (char *) SDATA ((!NILP (f->icon_name) |
1edf84e7 | 5397 | ? f->icon_name |
d5db4077 | 5398 | : f->name))); |
1edf84e7 GV |
5399 | #endif |
5400 | ||
ee78dc32 GV |
5401 | UNBLOCK_INPUT; |
5402 | } | |
5403 | ||
6fc2811b JR |
5404 | |
5405 | static void | |
5406 | x_make_gc (f) | |
5407 | struct frame *f; | |
5408 | { | |
5409 | XGCValues gc_values; | |
5410 | ||
5411 | BLOCK_INPUT; | |
5412 | ||
5413 | /* Create the GC's of this frame. | |
5414 | Note that many default values are used. */ | |
5415 | ||
5416 | /* Normal video */ | |
5417 | gc_values.font = f->output_data.w32->font; | |
5418 | ||
5419 | /* Cursor has cursor-color background, background-color foreground. */ | |
5420 | gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); | |
5421 | gc_values.background = f->output_data.w32->cursor_pixel; | |
5422 | f->output_data.w32->cursor_gc | |
5423 | = XCreateGC (NULL, FRAME_W32_WINDOW (f), | |
5424 | (GCFont | GCForeground | GCBackground), | |
5425 | &gc_values); | |
5426 | ||
5427 | /* Reliefs. */ | |
5428 | f->output_data.w32->white_relief.gc = 0; | |
5429 | f->output_data.w32->black_relief.gc = 0; | |
5430 | ||
5431 | UNBLOCK_INPUT; | |
5432 | } | |
5433 | ||
5434 | ||
937e601e AI |
5435 | /* Handler for signals raised during x_create_frame and |
5436 | x_create_top_frame. FRAME is the frame which is partially | |
5437 | constructed. */ | |
5438 | ||
5439 | static Lisp_Object | |
5440 | unwind_create_frame (frame) | |
5441 | Lisp_Object frame; | |
5442 | { | |
5443 | struct frame *f = XFRAME (frame); | |
5444 | ||
5445 | /* If frame is ``official'', nothing to do. */ | |
5446 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
5447 | { | |
5448 | #ifdef GLYPH_DEBUG | |
5449 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
5450 | #endif | |
7d0393cf | 5451 | |
937e601e AI |
5452 | x_free_frame_resources (f); |
5453 | ||
5454 | /* Check that reference counts are indeed correct. */ | |
5455 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
5456 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a GM |
5457 | |
5458 | return Qt; | |
937e601e | 5459 | } |
7d0393cf | 5460 | |
937e601e AI |
5461 | return Qnil; |
5462 | } | |
5463 | ||
5464 | ||
ee78dc32 GV |
5465 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
5466 | 1, 1, 0, | |
74e1aeec JR |
5467 | doc: /* Make a new window, which is called a \"frame\" in Emacs terms. |
5468 | Returns an Emacs frame object. | |
5469 | ALIST is an alist of frame parameters. | |
5470 | If the parameters specify that the frame should not have a minibuffer, | |
5471 | and do not specify a specific minibuffer window to use, | |
5472 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
5473 | be shared by the new frame. | |
5474 | ||
5475 | This function is an internal primitive--use `make-frame' instead. */) | |
ee78dc32 GV |
5476 | (parms) |
5477 | Lisp_Object parms; | |
5478 | { | |
5479 | struct frame *f; | |
5480 | Lisp_Object frame, tem; | |
5481 | Lisp_Object name; | |
5482 | int minibuffer_only = 0; | |
5483 | long window_prompting = 0; | |
5484 | int width, height; | |
331379bf | 5485 | int count = SPECPDL_INDEX (); |
1edf84e7 | 5486 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
ee78dc32 | 5487 | Lisp_Object display; |
6fc2811b | 5488 | struct w32_display_info *dpyinfo = NULL; |
ee78dc32 GV |
5489 | Lisp_Object parent; |
5490 | struct kboard *kb; | |
5491 | ||
4587b026 GV |
5492 | check_w32 (); |
5493 | ||
ee78dc32 GV |
5494 | /* Use this general default value to start with |
5495 | until we know if this frame has a specified name. */ | |
5496 | Vx_resource_name = Vinvocation_name; | |
5497 | ||
6fc2811b | 5498 | display = w32_get_arg (parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
ee78dc32 GV |
5499 | if (EQ (display, Qunbound)) |
5500 | display = Qnil; | |
5501 | dpyinfo = check_x_display_info (display); | |
5502 | #ifdef MULTI_KBOARD | |
5503 | kb = dpyinfo->kboard; | |
5504 | #else | |
5505 | kb = &the_only_kboard; | |
5506 | #endif | |
5507 | ||
6fc2811b | 5508 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); |
ee78dc32 GV |
5509 | if (!STRINGP (name) |
5510 | && ! EQ (name, Qunbound) | |
5511 | && ! NILP (name)) | |
5512 | error ("Invalid frame name--not a string or nil"); | |
5513 | ||
5514 | if (STRINGP (name)) | |
5515 | Vx_resource_name = name; | |
5516 | ||
5517 | /* See if parent window is specified. */ | |
6fc2811b | 5518 | parent = w32_get_arg (parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
ee78dc32 GV |
5519 | if (EQ (parent, Qunbound)) |
5520 | parent = Qnil; | |
5521 | if (! NILP (parent)) | |
b7826503 | 5522 | CHECK_NUMBER (parent); |
ee78dc32 | 5523 | |
1edf84e7 GV |
5524 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
5525 | /* No need to protect DISPLAY because that's not used after passing | |
5526 | it to make_frame_without_minibuffer. */ | |
5527 | frame = Qnil; | |
5528 | GCPRO4 (parms, parent, name, frame); | |
1660f34a JR |
5529 | tem = w32_get_arg (parms, Qminibuffer, "minibuffer", "Minibuffer", |
5530 | RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5531 | if (EQ (tem, Qnone) || NILP (tem)) |
5532 | f = make_frame_without_minibuffer (Qnil, kb, display); | |
5533 | else if (EQ (tem, Qonly)) | |
5534 | { | |
5535 | f = make_minibuffer_frame (); | |
5536 | minibuffer_only = 1; | |
5537 | } | |
5538 | else if (WINDOWP (tem)) | |
5539 | f = make_frame_without_minibuffer (tem, kb, display); | |
5540 | else | |
5541 | f = make_frame (1); | |
5542 | ||
1edf84e7 GV |
5543 | XSETFRAME (frame, f); |
5544 | ||
ee78dc32 GV |
5545 | /* Note that Windows does support scroll bars. */ |
5546 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
5ac45f98 GV |
5547 | /* By default, make scrollbars the system standard width. */ |
5548 | f->scroll_bar_pixel_width = GetSystemMetrics (SM_CXVSCROLL); | |
ee78dc32 | 5549 | |
fbd6baed | 5550 | f->output_method = output_w32; |
6fc2811b JR |
5551 | f->output_data.w32 = |
5552 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
fbd6baed | 5553 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
4587b026 | 5554 | FRAME_FONTSET (f) = -1; |
937e601e | 5555 | record_unwind_protect (unwind_create_frame, frame); |
4587b026 | 5556 | |
1edf84e7 | 5557 | f->icon_name |
6fc2811b | 5558 | = w32_get_arg (parms, Qicon_name, "iconName", "Title", RES_TYPE_STRING); |
1edf84e7 GV |
5559 | if (! STRINGP (f->icon_name)) |
5560 | f->icon_name = Qnil; | |
5561 | ||
fbd6baed | 5562 | /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ |
ee78dc32 GV |
5563 | #ifdef MULTI_KBOARD |
5564 | FRAME_KBOARD (f) = kb; | |
5565 | #endif | |
5566 | ||
5567 | /* Specify the parent under which to make this window. */ | |
5568 | ||
5569 | if (!NILP (parent)) | |
5570 | { | |
1660f34a | 5571 | f->output_data.w32->parent_desc = (Window) XFASTINT (parent); |
fbd6baed | 5572 | f->output_data.w32->explicit_parent = 1; |
ee78dc32 GV |
5573 | } |
5574 | else | |
5575 | { | |
fbd6baed GV |
5576 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
5577 | f->output_data.w32->explicit_parent = 0; | |
ee78dc32 GV |
5578 | } |
5579 | ||
ee78dc32 GV |
5580 | /* Set the name; the functions to which we pass f expect the name to |
5581 | be set. */ | |
5582 | if (EQ (name, Qunbound) || NILP (name)) | |
5583 | { | |
fbd6baed | 5584 | f->name = build_string (dpyinfo->w32_id_name); |
ee78dc32 GV |
5585 | f->explicit_name = 0; |
5586 | } | |
5587 | else | |
5588 | { | |
5589 | f->name = name; | |
5590 | f->explicit_name = 1; | |
5591 | /* use the frame's title when getting resources for this frame. */ | |
5592 | specbind (Qx_resource_name, name); | |
5593 | } | |
5594 | ||
5595 | /* Extract the window parameters from the supplied values | |
5596 | that are needed to determine window geometry. */ | |
5597 | { | |
5598 | Lisp_Object font; | |
5599 | ||
6fc2811b JR |
5600 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); |
5601 | ||
ee78dc32 GV |
5602 | BLOCK_INPUT; |
5603 | /* First, try whatever font the caller has specified. */ | |
5604 | if (STRINGP (font)) | |
4587b026 GV |
5605 | { |
5606 | tem = Fquery_fontset (font, Qnil); | |
5607 | if (STRINGP (tem)) | |
d5db4077 | 5608 | font = x_new_fontset (f, SDATA (tem)); |
4587b026 | 5609 | else |
d5db4077 | 5610 | font = x_new_font (f, SDATA (font)); |
4587b026 | 5611 | } |
ee78dc32 GV |
5612 | /* Try out a font which we hope has bold and italic variations. */ |
5613 | if (!STRINGP (font)) | |
e39649be | 5614 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
ee78dc32 | 5615 | if (! STRINGP (font)) |
6fc2811b | 5616 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5617 | /* If those didn't work, look for something which will at least work. */ |
5618 | if (! STRINGP (font)) | |
6fc2811b | 5619 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5620 | UNBLOCK_INPUT; |
5621 | if (! STRINGP (font)) | |
1edf84e7 | 5622 | font = build_string ("Fixedsys"); |
ee78dc32 | 5623 | |
7d0393cf | 5624 | x_default_parameter (f, parms, Qfont, font, |
6fc2811b | 5625 | "font", "Font", RES_TYPE_STRING); |
ee78dc32 GV |
5626 | } |
5627 | ||
5628 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
1660f34a | 5629 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
ee78dc32 GV |
5630 | /* This defaults to 2 in order to match xterm. We recognize either |
5631 | internalBorderWidth or internalBorder (which is what xterm calls | |
5632 | it). */ | |
5633 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
5634 | { | |
5635 | Lisp_Object value; | |
5636 | ||
6fc2811b | 5637 | value = w32_get_arg (parms, Qinternal_border_width, |
1660f34a | 5638 | "internalBorder", "InternalBorder", RES_TYPE_NUMBER); |
ee78dc32 GV |
5639 | if (! EQ (value, Qunbound)) |
5640 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
5641 | parms); | |
5642 | } | |
1edf84e7 | 5643 | /* Default internalBorderWidth to 0 on Windows to match other programs. */ |
ee78dc32 | 5644 | x_default_parameter (f, parms, Qinternal_border_width, make_number (0), |
1660f34a JR |
5645 | "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); |
5646 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qright, | |
5647 | "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5648 | |
5649 | /* Also do the stuff which must be set before the window exists. */ | |
5650 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
6fc2811b | 5651 | "foreground", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5652 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
6fc2811b | 5653 | "background", "Background", RES_TYPE_STRING); |
ee78dc32 | 5654 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
6fc2811b | 5655 | "pointerColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5656 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
6fc2811b | 5657 | "cursorColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5658 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
6fc2811b JR |
5659 | "borderColor", "BorderColor", RES_TYPE_STRING); |
5660 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, | |
5661 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
dfff8a69 JR |
5662 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
5663 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
41c1bdd9 KS |
5664 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
5665 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
5666 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
5667 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
6fc2811b | 5668 | |
ee78dc32 | 5669 | |
6fc2811b JR |
5670 | /* Init faces before x_default_parameter is called for scroll-bar |
5671 | parameters because that function calls x_set_scroll_bar_width, | |
5672 | which calls change_frame_size, which calls Fset_window_buffer, | |
5673 | which runs hooks, which call Fvertical_motion. At the end, we | |
5674 | end up in init_iterator with a null face cache, which should not | |
5675 | happen. */ | |
5676 | init_frame_faces (f); | |
7d0393cf | 5677 | |
ee78dc32 | 5678 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
6fc2811b | 5679 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
d3109773 | 5680 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
6fc2811b | 5681 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
919f1e88 | 5682 | |
1edf84e7 | 5683 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
6fc2811b | 5684 | "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); |
1edf84e7 | 5685 | x_default_parameter (f, parms, Qtitle, Qnil, |
6fc2811b | 5686 | "title", "Title", RES_TYPE_STRING); |
f7b9d4d1 JR |
5687 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
5688 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
ee78dc32 | 5689 | |
fbd6baed GV |
5690 | f->output_data.w32->dwStyle = WS_OVERLAPPEDWINDOW; |
5691 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
3cf3436e | 5692 | |
c9b2104d JR |
5693 | f->output_data.w32->text_cursor = w32_load_cursor (IDC_IBEAM); |
5694 | f->output_data.w32->nontext_cursor = w32_load_cursor (IDC_ARROW); | |
5695 | f->output_data.w32->modeline_cursor = w32_load_cursor (IDC_ARROW); | |
5696 | f->output_data.w32->cross_cursor = w32_load_cursor (IDC_CROSS); | |
5697 | f->output_data.w32->hourglass_cursor = w32_load_cursor (IDC_WAIT); | |
5698 | f->output_data.w32->horizontal_drag_cursor = w32_load_cursor (IDC_SIZEWE); | |
5699 | f->output_data.w32->hand_cursor = w32_load_cursor (IDC_HAND); | |
5700 | ||
3cf3436e JR |
5701 | /* Add the tool-bar height to the initial frame height so that the |
5702 | user gets a text display area of the size he specified with -g or | |
5703 | via .Xdefaults. Later changes of the tool-bar height don't | |
5704 | change the frame size. This is done so that users can create | |
5705 | tall Emacs frames without having to guess how tall the tool-bar | |
5706 | will get. */ | |
5707 | if (FRAME_TOOL_BAR_LINES (f)) | |
5708 | { | |
5709 | int margin, relief, bar_height; | |
7d0393cf | 5710 | |
a05e2bae | 5711 | relief = (tool_bar_button_relief >= 0 |
3cf3436e JR |
5712 | ? tool_bar_button_relief |
5713 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
5714 | ||
5715 | if (INTEGERP (Vtool_bar_button_margin) | |
5716 | && XINT (Vtool_bar_button_margin) > 0) | |
5717 | margin = XFASTINT (Vtool_bar_button_margin); | |
5718 | else if (CONSP (Vtool_bar_button_margin) | |
5719 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
5720 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
5721 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
5722 | else | |
5723 | margin = 0; | |
7d0393cf | 5724 | |
3cf3436e JR |
5725 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; |
5726 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
5727 | } | |
5728 | ||
ee78dc32 GV |
5729 | window_prompting = x_figure_window_size (f, parms); |
5730 | ||
5731 | if (window_prompting & XNegative) | |
5732 | { | |
5733 | if (window_prompting & YNegative) | |
fbd6baed | 5734 | f->output_data.w32->win_gravity = SouthEastGravity; |
ee78dc32 | 5735 | else |
fbd6baed | 5736 | f->output_data.w32->win_gravity = NorthEastGravity; |
ee78dc32 GV |
5737 | } |
5738 | else | |
5739 | { | |
5740 | if (window_prompting & YNegative) | |
fbd6baed | 5741 | f->output_data.w32->win_gravity = SouthWestGravity; |
ee78dc32 | 5742 | else |
fbd6baed | 5743 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
5744 | } |
5745 | ||
fbd6baed | 5746 | f->output_data.w32->size_hint_flags = window_prompting; |
ee78dc32 | 5747 | |
6fc2811b JR |
5748 | tem = w32_get_arg (parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
5749 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
5750 | ||
fbd6baed | 5751 | w32_window (f, window_prompting, minibuffer_only); |
ee78dc32 | 5752 | x_icon (f, parms); |
6fc2811b JR |
5753 | |
5754 | x_make_gc (f); | |
5755 | ||
5756 | /* Now consider the frame official. */ | |
5757 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
5758 | Vframe_list = Fcons (frame, Vframe_list); | |
ee78dc32 GV |
5759 | |
5760 | /* We need to do this after creating the window, so that the | |
5761 | icon-creation functions can say whose icon they're describing. */ | |
5762 | x_default_parameter (f, parms, Qicon_type, Qnil, | |
6fc2811b | 5763 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
ee78dc32 GV |
5764 | |
5765 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
6fc2811b | 5766 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5767 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
6fc2811b | 5768 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5769 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
6fc2811b JR |
5770 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
5771 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, | |
5772 | "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); | |
ee78dc32 GV |
5773 | |
5774 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
5775 | Change will not be effected unless different from the current | |
5776 | f->height. */ | |
5777 | width = f->width; | |
5778 | height = f->height; | |
dc220243 | 5779 | |
1026b400 RS |
5780 | f->height = 0; |
5781 | SET_FRAME_WIDTH (f, 0); | |
6fc2811b JR |
5782 | change_frame_size (f, height, width, 1, 0, 0); |
5783 | ||
6fc2811b JR |
5784 | /* Tell the server what size and position, etc, we want, and how |
5785 | badly we want them. This should be done after we have the menu | |
5786 | bar so that its size can be taken into account. */ | |
ee78dc32 GV |
5787 | BLOCK_INPUT; |
5788 | x_wm_set_size_hint (f, window_prompting, 0); | |
5789 | UNBLOCK_INPUT; | |
5790 | ||
815d969e JR |
5791 | /* Avoid a bug that causes the new frame to never become visible if |
5792 | an echo area message is displayed during the following call1. */ | |
5793 | specbind(Qredisplay_dont_pause, Qt); | |
5794 | ||
4694d762 JR |
5795 | /* Set up faces after all frame parameters are known. This call |
5796 | also merges in face attributes specified for new frames. If we | |
5797 | don't do this, the `menu' face for instance won't have the right | |
5798 | colors, and the menu bar won't appear in the specified colors for | |
5799 | new frames. */ | |
5800 | call1 (Qface_set_after_frame_default, frame); | |
5801 | ||
6fc2811b JR |
5802 | /* Make the window appear on the frame and enable display, unless |
5803 | the caller says not to. However, with explicit parent, Emacs | |
5804 | cannot control visibility, so don't try. */ | |
fbd6baed | 5805 | if (! f->output_data.w32->explicit_parent) |
ee78dc32 GV |
5806 | { |
5807 | Lisp_Object visibility; | |
5808 | ||
6fc2811b | 5809 | visibility = w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL); |
ee78dc32 GV |
5810 | if (EQ (visibility, Qunbound)) |
5811 | visibility = Qt; | |
5812 | ||
5813 | if (EQ (visibility, Qicon)) | |
5814 | x_iconify_frame (f); | |
5815 | else if (! NILP (visibility)) | |
5816 | x_make_frame_visible (f); | |
5817 | else | |
5818 | /* Must have been Qnil. */ | |
5819 | ; | |
5820 | } | |
6fc2811b | 5821 | UNGCPRO; |
7d0393cf | 5822 | |
9e57df62 GM |
5823 | /* Make sure windows on this frame appear in calls to next-window |
5824 | and similar functions. */ | |
5825 | Vwindow_list = Qnil; | |
7d0393cf | 5826 | |
ee78dc32 GV |
5827 | return unbind_to (count, frame); |
5828 | } | |
5829 | ||
5830 | /* FRAME is used only to get a handle on the X display. We don't pass the | |
5831 | display info directly because we're called from frame.c, which doesn't | |
5832 | know about that structure. */ | |
5833 | Lisp_Object | |
5834 | x_get_focus_frame (frame) | |
5835 | struct frame *frame; | |
5836 | { | |
fbd6baed | 5837 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (frame); |
ee78dc32 | 5838 | Lisp_Object xfocus; |
fbd6baed | 5839 | if (! dpyinfo->w32_focus_frame) |
ee78dc32 GV |
5840 | return Qnil; |
5841 | ||
fbd6baed | 5842 | XSETFRAME (xfocus, dpyinfo->w32_focus_frame); |
ee78dc32 GV |
5843 | return xfocus; |
5844 | } | |
1edf84e7 GV |
5845 | |
5846 | DEFUN ("w32-focus-frame", Fw32_focus_frame, Sw32_focus_frame, 1, 1, 0, | |
74e1aeec | 5847 | doc: /* Give FRAME input focus, raising to foreground if necessary. */) |
1edf84e7 GV |
5848 | (frame) |
5849 | Lisp_Object frame; | |
5850 | { | |
5851 | x_focus_on_frame (check_x_frame (frame)); | |
5852 | return Qnil; | |
5853 | } | |
5854 | ||
ee78dc32 | 5855 | \f |
767b1ff0 JR |
5856 | /* Return the charset portion of a font name. */ |
5857 | char * xlfd_charset_of_font (char * fontname) | |
5858 | { | |
5859 | char *charset, *encoding; | |
5860 | ||
5861 | encoding = strrchr(fontname, '-'); | |
ceb12877 | 5862 | if (!encoding || encoding == fontname) |
767b1ff0 JR |
5863 | return NULL; |
5864 | ||
478ea067 AI |
5865 | for (charset = encoding - 1; charset >= fontname; charset--) |
5866 | if (*charset == '-') | |
5867 | break; | |
767b1ff0 | 5868 | |
478ea067 | 5869 | if (charset == fontname || strcmp(charset, "-*-*") == 0) |
767b1ff0 JR |
5870 | return NULL; |
5871 | ||
5872 | return charset + 1; | |
5873 | } | |
5874 | ||
33d52f9c GV |
5875 | struct font_info *w32_load_bdf_font (struct frame *f, char *fontname, |
5876 | int size, char* filename); | |
8edb0a6f | 5877 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names); |
c7501041 EZ |
5878 | static BOOL w32_to_x_font (LOGFONT * lplf, char * lpxstr, int len, |
5879 | char * charset); | |
5880 | static BOOL x_to_w32_font (char *lpxstr, LOGFONT *lplogfont); | |
33d52f9c | 5881 | |
8edb0a6f | 5882 | static struct font_info * |
33d52f9c | 5883 | w32_load_system_font (f,fontname,size) |
55dcfc15 AI |
5884 | struct frame *f; |
5885 | char * fontname; | |
5886 | int size; | |
ee78dc32 | 5887 | { |
4587b026 GV |
5888 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
5889 | Lisp_Object font_names; | |
5890 | ||
4587b026 GV |
5891 | /* Get a list of all the fonts that match this name. Once we |
5892 | have a list of matching fonts, we compare them against the fonts | |
5893 | we already have loaded by comparing names. */ | |
5894 | font_names = w32_list_fonts (f, build_string (fontname), size, 100); | |
5895 | ||
5896 | if (!NILP (font_names)) | |
3c190163 | 5897 | { |
4587b026 GV |
5898 | Lisp_Object tail; |
5899 | int i; | |
4587b026 GV |
5900 | |
5901 | /* First check if any are already loaded, as that is cheaper | |
5902 | than loading another one. */ | |
5903 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8e713be6 | 5904 | for (tail = font_names; CONSP (tail); tail = XCDR (tail)) |
6fc2811b JR |
5905 | if (dpyinfo->font_table[i].name |
5906 | && (!strcmp (dpyinfo->font_table[i].name, | |
d5db4077 | 5907 | SDATA (XCAR (tail))) |
6fc2811b | 5908 | || !strcmp (dpyinfo->font_table[i].full_name, |
d5db4077 | 5909 | SDATA (XCAR (tail))))) |
4587b026 | 5910 | return (dpyinfo->font_table + i); |
6fc2811b | 5911 | |
d5db4077 | 5912 | fontname = (char *) SDATA (XCAR (font_names)); |
4587b026 | 5913 | } |
1075afa9 | 5914 | else if (w32_strict_fontnames) |
5ca0cd71 GV |
5915 | { |
5916 | /* If EnumFontFamiliesEx was available, we got a full list of | |
5917 | fonts back so stop now to avoid the possibility of loading a | |
5918 | random font. If we had to fall back to EnumFontFamilies, the | |
5919 | list is incomplete, so continue whether the font we want was | |
5920 | listed or not. */ | |
5921 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
5922 | FARPROC enum_font_families_ex | |
1075afa9 | 5923 | = GetProcAddress (gdi32, "EnumFontFamiliesExA"); |
5ca0cd71 GV |
5924 | if (enum_font_families_ex) |
5925 | return NULL; | |
5926 | } | |
4587b026 GV |
5927 | |
5928 | /* Load the font and add it to the table. */ | |
5929 | { | |
767b1ff0 | 5930 | char *full_name, *encoding, *charset; |
4587b026 GV |
5931 | XFontStruct *font; |
5932 | struct font_info *fontp; | |
3c190163 | 5933 | LOGFONT lf; |
4587b026 | 5934 | BOOL ok; |
19c291d3 | 5935 | int codepage; |
6fc2811b | 5936 | int i; |
5ac45f98 | 5937 | |
4587b026 | 5938 | if (!fontname || !x_to_w32_font (fontname, &lf)) |
3c190163 | 5939 | return (NULL); |
5ac45f98 | 5940 | |
4587b026 GV |
5941 | if (!*lf.lfFaceName) |
5942 | /* If no name was specified for the font, we get a random font | |
5943 | from CreateFontIndirect - this is not particularly | |
5944 | desirable, especially since CreateFontIndirect does not | |
5945 | fill out the missing name in lf, so we never know what we | |
5946 | ended up with. */ | |
5947 | return NULL; | |
5948 | ||
c8d88d08 | 5949 | lf.lfQuality = DEFAULT_QUALITY; |
d65a9cdc | 5950 | |
3c190163 | 5951 | font = (XFontStruct *) xmalloc (sizeof (XFontStruct)); |
c6be3860 | 5952 | bzero (font, sizeof (*font)); |
5ac45f98 | 5953 | |
33d52f9c GV |
5954 | /* Set bdf to NULL to indicate that this is a Windows font. */ |
5955 | font->bdf = NULL; | |
5ac45f98 | 5956 | |
3c190163 | 5957 | BLOCK_INPUT; |
5ac45f98 GV |
5958 | |
5959 | font->hfont = CreateFontIndirect (&lf); | |
ee78dc32 | 5960 | |
7d0393cf | 5961 | if (font->hfont == NULL) |
1a292d24 AI |
5962 | { |
5963 | ok = FALSE; | |
7d0393cf JB |
5964 | } |
5965 | else | |
1a292d24 AI |
5966 | { |
5967 | HDC hdc; | |
5968 | HANDLE oldobj; | |
19c291d3 AI |
5969 | |
5970 | codepage = w32_codepage_for_font (fontname); | |
1a292d24 AI |
5971 | |
5972 | hdc = GetDC (dpyinfo->root_window); | |
5973 | oldobj = SelectObject (hdc, font->hfont); | |
5c6682be | 5974 | |
1a292d24 | 5975 | ok = GetTextMetrics (hdc, &font->tm); |
5c6682be JR |
5976 | if (codepage == CP_UNICODE) |
5977 | font->double_byte_p = 1; | |
5978 | else | |
8b77111c AI |
5979 | { |
5980 | /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font) | |
5981 | don't report themselves as double byte fonts, when | |
5982 | patently they are. So instead of trusting | |
5983 | GetFontLanguageInfo, we check the properties of the | |
5984 | codepage directly, since that is ultimately what we are | |
5985 | working from anyway. */ | |
5986 | /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */ | |
5987 | CPINFO cpi = {0}; | |
5988 | GetCPInfo (codepage, &cpi); | |
5989 | font->double_byte_p = cpi.MaxCharSize > 1; | |
5990 | } | |
5c6682be | 5991 | |
1a292d24 AI |
5992 | SelectObject (hdc, oldobj); |
5993 | ReleaseDC (dpyinfo->root_window, hdc); | |
6fc2811b JR |
5994 | /* Fill out details in lf according to the font that was |
5995 | actually loaded. */ | |
5996 | lf.lfHeight = font->tm.tmInternalLeading - font->tm.tmHeight; | |
5997 | lf.lfWidth = font->tm.tmAveCharWidth; | |
5998 | lf.lfWeight = font->tm.tmWeight; | |
5999 | lf.lfItalic = font->tm.tmItalic; | |
6000 | lf.lfCharSet = font->tm.tmCharSet; | |
6001 | lf.lfPitchAndFamily = ((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) | |
d88c567c | 6002 | ? VARIABLE_PITCH : FIXED_PITCH); |
6fc2811b JR |
6003 | lf.lfOutPrecision = ((font->tm.tmPitchAndFamily & TMPF_VECTOR) |
6004 | ? OUT_STROKE_PRECIS : OUT_STRING_PRECIS); | |
c6be3860 AI |
6005 | |
6006 | w32_cache_char_metrics (font); | |
1a292d24 | 6007 | } |
5ac45f98 | 6008 | |
1a292d24 | 6009 | UNBLOCK_INPUT; |
5ac45f98 | 6010 | |
4587b026 GV |
6011 | if (!ok) |
6012 | { | |
1a292d24 AI |
6013 | w32_unload_font (dpyinfo, font); |
6014 | return (NULL); | |
6015 | } | |
ee78dc32 | 6016 | |
6fc2811b JR |
6017 | /* Find a free slot in the font table. */ |
6018 | for (i = 0; i < dpyinfo->n_fonts; ++i) | |
6019 | if (dpyinfo->font_table[i].name == NULL) | |
6020 | break; | |
6021 | ||
6022 | /* If no free slot found, maybe enlarge the font table. */ | |
6023 | if (i == dpyinfo->n_fonts | |
6024 | && dpyinfo->n_fonts == dpyinfo->font_table_size) | |
4587b026 | 6025 | { |
6fc2811b JR |
6026 | int sz; |
6027 | dpyinfo->font_table_size = max (16, 2 * dpyinfo->font_table_size); | |
6028 | sz = dpyinfo->font_table_size * sizeof *dpyinfo->font_table; | |
4587b026 | 6029 | dpyinfo->font_table |
6fc2811b | 6030 | = (struct font_info *) xrealloc (dpyinfo->font_table, sz); |
4587b026 GV |
6031 | } |
6032 | ||
6fc2811b JR |
6033 | fontp = dpyinfo->font_table + i; |
6034 | if (i == dpyinfo->n_fonts) | |
6035 | ++dpyinfo->n_fonts; | |
4587b026 GV |
6036 | |
6037 | /* Now fill in the slots of *FONTP. */ | |
6038 | BLOCK_INPUT; | |
6039 | fontp->font = font; | |
6fc2811b | 6040 | fontp->font_idx = i; |
4587b026 GV |
6041 | fontp->name = (char *) xmalloc (strlen (fontname) + 1); |
6042 | bcopy (fontname, fontp->name, strlen (fontname) + 1); | |
6043 | ||
767b1ff0 JR |
6044 | charset = xlfd_charset_of_font (fontname); |
6045 | ||
19c291d3 AI |
6046 | /* Cache the W32 codepage for a font. This makes w32_encode_char |
6047 | (called for every glyph during redisplay) much faster. */ | |
6048 | fontp->codepage = codepage; | |
6049 | ||
4587b026 GV |
6050 | /* Work out the font's full name. */ |
6051 | full_name = (char *)xmalloc (100); | |
767b1ff0 | 6052 | if (full_name && w32_to_x_font (&lf, full_name, 100, charset)) |
4587b026 GV |
6053 | fontp->full_name = full_name; |
6054 | else | |
6055 | { | |
6056 | /* If all else fails - just use the name we used to load it. */ | |
6057 | xfree (full_name); | |
6058 | fontp->full_name = fontp->name; | |
6059 | } | |
6060 | ||
6061 | fontp->size = FONT_WIDTH (font); | |
6062 | fontp->height = FONT_HEIGHT (font); | |
6063 | ||
6064 | /* The slot `encoding' specifies how to map a character | |
6065 | code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to | |
126f2e35 JR |
6066 | the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or |
6067 | (0:0x20..0x7F, 1:0xA0..0xFF, | |
6068 | (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, | |
4587b026 | 6069 | 2:0xA020..0xFF7F). For the moment, we don't know which charset |
6fc2811b | 6070 | uses this font. So, we set information in fontp->encoding[1] |
4587b026 GV |
6071 | which is never used by any charset. If mapping can't be |
6072 | decided, set FONT_ENCODING_NOT_DECIDED. */ | |
33d52f9c GV |
6073 | |
6074 | /* SJIS fonts need to be set to type 4, all others seem to work as | |
6075 | type FONT_ENCODING_NOT_DECIDED. */ | |
6076 | encoding = strrchr (fontp->name, '-'); | |
d84b082d | 6077 | if (encoding && strnicmp (encoding+1, "sjis", 4) == 0) |
1c885fe1 | 6078 | fontp->encoding[1] = 4; |
33d52f9c | 6079 | else |
1c885fe1 | 6080 | fontp->encoding[1] = FONT_ENCODING_NOT_DECIDED; |
4587b026 GV |
6081 | |
6082 | /* The following three values are set to 0 under W32, which is | |
6083 | what they get set to if XGetFontProperty fails under X. */ | |
6084 | fontp->baseline_offset = 0; | |
6085 | fontp->relative_compose = 0; | |
33d52f9c | 6086 | fontp->default_ascent = 0; |
4587b026 | 6087 | |
6fc2811b JR |
6088 | /* Set global flag fonts_changed_p to non-zero if the font loaded |
6089 | has a character with a smaller width than any other character | |
f7b9d4d1 | 6090 | before, or if the font loaded has a smaller height than any |
6fc2811b JR |
6091 | other font loaded before. If this happens, it will make a |
6092 | glyph matrix reallocation necessary. */ | |
f7b9d4d1 | 6093 | fonts_changed_p |= x_compute_min_glyph_bounds (f); |
4587b026 | 6094 | UNBLOCK_INPUT; |
4587b026 GV |
6095 | return fontp; |
6096 | } | |
6097 | } | |
6098 | ||
33d52f9c GV |
6099 | /* Load font named FONTNAME of size SIZE for frame F, and return a |
6100 | pointer to the structure font_info while allocating it dynamically. | |
6101 | If loading fails, return NULL. */ | |
6102 | struct font_info * | |
6103 | w32_load_font (f,fontname,size) | |
6104 | struct frame *f; | |
6105 | char * fontname; | |
6106 | int size; | |
6107 | { | |
6108 | Lisp_Object bdf_fonts; | |
6109 | struct font_info *retval = NULL; | |
6110 | ||
8edb0a6f | 6111 | bdf_fonts = w32_list_bdf_fonts (build_string (fontname), 1); |
33d52f9c GV |
6112 | |
6113 | while (!retval && CONSP (bdf_fonts)) | |
6114 | { | |
6115 | char *bdf_name, *bdf_file; | |
6116 | Lisp_Object bdf_pair; | |
6117 | ||
d5db4077 | 6118 | bdf_name = SDATA (XCAR (bdf_fonts)); |
8e713be6 | 6119 | bdf_pair = Fassoc (XCAR (bdf_fonts), Vw32_bdf_filename_alist); |
d5db4077 | 6120 | bdf_file = SDATA (XCDR (bdf_pair)); |
33d52f9c GV |
6121 | |
6122 | retval = w32_load_bdf_font (f, bdf_name, size, bdf_file); | |
6123 | ||
8e713be6 | 6124 | bdf_fonts = XCDR (bdf_fonts); |
33d52f9c GV |
6125 | } |
6126 | ||
6127 | if (retval) | |
6128 | return retval; | |
6129 | ||
6130 | return w32_load_system_font(f, fontname, size); | |
6131 | } | |
6132 | ||
6133 | ||
7d0393cf | 6134 | void |
fbd6baed GV |
6135 | w32_unload_font (dpyinfo, font) |
6136 | struct w32_display_info *dpyinfo; | |
ee78dc32 GV |
6137 | XFontStruct * font; |
6138 | { | |
7d0393cf | 6139 | if (font) |
ee78dc32 | 6140 | { |
c6be3860 | 6141 | if (font->per_char) xfree (font->per_char); |
33d52f9c GV |
6142 | if (font->bdf) w32_free_bdf_font (font->bdf); |
6143 | ||
3c190163 | 6144 | if (font->hfont) DeleteObject(font->hfont); |
ee78dc32 GV |
6145 | xfree (font); |
6146 | } | |
6147 | } | |
6148 | ||
fbd6baed | 6149 | /* The font conversion stuff between x and w32 */ |
ee78dc32 GV |
6150 | |
6151 | /* X font string is as follows (from faces.el) | |
6152 | * (let ((- "[-?]") | |
6153 | * (foundry "[^-]+") | |
6154 | * (family "[^-]+") | |
6155 | * (weight "\\(bold\\|demibold\\|medium\\)") ; 1 | |
6156 | * (weight\? "\\([^-]*\\)") ; 1 | |
6157 | * (slant "\\([ior]\\)") ; 2 | |
6158 | * (slant\? "\\([^-]?\\)") ; 2 | |
6159 | * (swidth "\\([^-]*\\)") ; 3 | |
6160 | * (adstyle "[^-]*") ; 4 | |
6161 | * (pixelsize "[0-9]+") | |
6162 | * (pointsize "[0-9][0-9]+") | |
6163 | * (resx "[0-9][0-9]+") | |
6164 | * (resy "[0-9][0-9]+") | |
6165 | * (spacing "[cmp?*]") | |
6166 | * (avgwidth "[0-9]+") | |
6167 | * (registry "[^-]+") | |
6168 | * (encoding "[^-]+") | |
6169 | * ) | |
ee78dc32 | 6170 | */ |
ee78dc32 | 6171 | |
7d0393cf | 6172 | static LONG |
fbd6baed | 6173 | x_to_w32_weight (lpw) |
ee78dc32 GV |
6174 | char * lpw; |
6175 | { | |
6176 | if (!lpw) return (FW_DONTCARE); | |
5ac45f98 GV |
6177 | |
6178 | if (stricmp (lpw,"heavy") == 0) return FW_HEAVY; | |
6179 | else if (stricmp (lpw,"extrabold") == 0) return FW_EXTRABOLD; | |
6180 | else if (stricmp (lpw,"bold") == 0) return FW_BOLD; | |
6181 | else if (stricmp (lpw,"demibold") == 0) return FW_SEMIBOLD; | |
1edf84e7 | 6182 | else if (stricmp (lpw,"semibold") == 0) return FW_SEMIBOLD; |
5ac45f98 GV |
6183 | else if (stricmp (lpw,"medium") == 0) return FW_MEDIUM; |
6184 | else if (stricmp (lpw,"normal") == 0) return FW_NORMAL; | |
6185 | else if (stricmp (lpw,"light") == 0) return FW_LIGHT; | |
6186 | else if (stricmp (lpw,"extralight") == 0) return FW_EXTRALIGHT; | |
6187 | else if (stricmp (lpw,"thin") == 0) return FW_THIN; | |
ee78dc32 | 6188 | else |
5ac45f98 | 6189 | return FW_DONTCARE; |
ee78dc32 GV |
6190 | } |
6191 | ||
5ac45f98 | 6192 | |
7d0393cf | 6193 | static char * |
fbd6baed | 6194 | w32_to_x_weight (fnweight) |
ee78dc32 GV |
6195 | int fnweight; |
6196 | { | |
5ac45f98 GV |
6197 | if (fnweight >= FW_HEAVY) return "heavy"; |
6198 | if (fnweight >= FW_EXTRABOLD) return "extrabold"; | |
6199 | if (fnweight >= FW_BOLD) return "bold"; | |
03f8fb34 | 6200 | if (fnweight >= FW_SEMIBOLD) return "demibold"; |
5ac45f98 GV |
6201 | if (fnweight >= FW_MEDIUM) return "medium"; |
6202 | if (fnweight >= FW_NORMAL) return "normal"; | |
6203 | if (fnweight >= FW_LIGHT) return "light"; | |
6204 | if (fnweight >= FW_EXTRALIGHT) return "extralight"; | |
6205 | if (fnweight >= FW_THIN) return "thin"; | |
6206 | else | |
6207 | return "*"; | |
6208 | } | |
6209 | ||
8edb0a6f | 6210 | static LONG |
fbd6baed | 6211 | x_to_w32_charset (lpcs) |
5ac45f98 GV |
6212 | char * lpcs; |
6213 | { | |
767b1ff0 | 6214 | Lisp_Object this_entry, w32_charset; |
8b77111c AI |
6215 | char *charset; |
6216 | int len = strlen (lpcs); | |
6217 | ||
6218 | /* Support "*-#nnn" format for unknown charsets. */ | |
6219 | if (strncmp (lpcs, "*-#", 3) == 0) | |
6220 | return atoi (lpcs + 3); | |
6221 | ||
6222 | /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */ | |
6223 | charset = alloca (len + 1); | |
6224 | strcpy (charset, lpcs); | |
6225 | lpcs = strchr (charset, '*'); | |
6226 | if (lpcs) | |
6227 | *lpcs = 0; | |
4587b026 | 6228 | |
dfff8a69 JR |
6229 | /* Look through w32-charset-info-alist for the character set. |
6230 | Format of each entry is | |
6231 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6232 | */ | |
8b77111c | 6233 | this_entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
4587b026 | 6234 | |
767b1ff0 JR |
6235 | if (NILP(this_entry)) |
6236 | { | |
6237 | /* At startup, we want iso8859-1 fonts to come up properly. */ | |
8b77111c | 6238 | if (stricmp(charset, "iso8859-1") == 0) |
767b1ff0 JR |
6239 | return ANSI_CHARSET; |
6240 | else | |
6241 | return DEFAULT_CHARSET; | |
6242 | } | |
6243 | ||
6244 | w32_charset = Fcar (Fcdr (this_entry)); | |
6245 | ||
d84b082d | 6246 | /* Translate Lisp symbol to number. */ |
767b1ff0 JR |
6247 | if (w32_charset == Qw32_charset_ansi) |
6248 | return ANSI_CHARSET; | |
6249 | if (w32_charset == Qw32_charset_symbol) | |
6250 | return SYMBOL_CHARSET; | |
6251 | if (w32_charset == Qw32_charset_shiftjis) | |
6252 | return SHIFTJIS_CHARSET; | |
6253 | if (w32_charset == Qw32_charset_hangeul) | |
6254 | return HANGEUL_CHARSET; | |
6255 | if (w32_charset == Qw32_charset_chinesebig5) | |
6256 | return CHINESEBIG5_CHARSET; | |
6257 | if (w32_charset == Qw32_charset_gb2312) | |
6258 | return GB2312_CHARSET; | |
6259 | if (w32_charset == Qw32_charset_oem) | |
6260 | return OEM_CHARSET; | |
dfff8a69 | 6261 | #ifdef JOHAB_CHARSET |
767b1ff0 JR |
6262 | if (w32_charset == Qw32_charset_johab) |
6263 | return JOHAB_CHARSET; | |
6264 | if (w32_charset == Qw32_charset_easteurope) | |
6265 | return EASTEUROPE_CHARSET; | |
6266 | if (w32_charset == Qw32_charset_turkish) | |
6267 | return TURKISH_CHARSET; | |
6268 | if (w32_charset == Qw32_charset_baltic) | |
6269 | return BALTIC_CHARSET; | |
6270 | if (w32_charset == Qw32_charset_russian) | |
6271 | return RUSSIAN_CHARSET; | |
6272 | if (w32_charset == Qw32_charset_arabic) | |
6273 | return ARABIC_CHARSET; | |
6274 | if (w32_charset == Qw32_charset_greek) | |
6275 | return GREEK_CHARSET; | |
6276 | if (w32_charset == Qw32_charset_hebrew) | |
6277 | return HEBREW_CHARSET; | |
6278 | if (w32_charset == Qw32_charset_vietnamese) | |
6279 | return VIETNAMESE_CHARSET; | |
6280 | if (w32_charset == Qw32_charset_thai) | |
6281 | return THAI_CHARSET; | |
6282 | if (w32_charset == Qw32_charset_mac) | |
6283 | return MAC_CHARSET; | |
dfff8a69 | 6284 | #endif /* JOHAB_CHARSET */ |
5ac45f98 | 6285 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6286 | if (w32_charset == Qw32_charset_unicode) |
6287 | return UNICODE_CHARSET; | |
5ac45f98 | 6288 | #endif |
dfff8a69 JR |
6289 | |
6290 | return DEFAULT_CHARSET; | |
5ac45f98 GV |
6291 | } |
6292 | ||
dfff8a69 | 6293 | |
8edb0a6f | 6294 | static char * |
fbd6baed | 6295 | w32_to_x_charset (fncharset) |
5ac45f98 GV |
6296 | int fncharset; |
6297 | { | |
5e905a57 | 6298 | static char buf[32]; |
767b1ff0 | 6299 | Lisp_Object charset_type; |
1edf84e7 | 6300 | |
5ac45f98 GV |
6301 | switch (fncharset) |
6302 | { | |
767b1ff0 JR |
6303 | case ANSI_CHARSET: |
6304 | /* Handle startup case of w32-charset-info-alist not | |
6305 | being set up yet. */ | |
6306 | if (NILP(Vw32_charset_info_alist)) | |
6307 | return "iso8859-1"; | |
6308 | charset_type = Qw32_charset_ansi; | |
6309 | break; | |
6310 | case DEFAULT_CHARSET: | |
6311 | charset_type = Qw32_charset_default; | |
6312 | break; | |
6313 | case SYMBOL_CHARSET: | |
6314 | charset_type = Qw32_charset_symbol; | |
6315 | break; | |
6316 | case SHIFTJIS_CHARSET: | |
6317 | charset_type = Qw32_charset_shiftjis; | |
6318 | break; | |
6319 | case HANGEUL_CHARSET: | |
6320 | charset_type = Qw32_charset_hangeul; | |
6321 | break; | |
6322 | case GB2312_CHARSET: | |
6323 | charset_type = Qw32_charset_gb2312; | |
6324 | break; | |
6325 | case CHINESEBIG5_CHARSET: | |
6326 | charset_type = Qw32_charset_chinesebig5; | |
6327 | break; | |
6328 | case OEM_CHARSET: | |
6329 | charset_type = Qw32_charset_oem; | |
6330 | break; | |
4587b026 GV |
6331 | |
6332 | /* More recent versions of Windows (95 and NT4.0) define more | |
6333 | character sets. */ | |
6334 | #ifdef EASTEUROPE_CHARSET | |
767b1ff0 JR |
6335 | case EASTEUROPE_CHARSET: |
6336 | charset_type = Qw32_charset_easteurope; | |
6337 | break; | |
6338 | case TURKISH_CHARSET: | |
6339 | charset_type = Qw32_charset_turkish; | |
6340 | break; | |
6341 | case BALTIC_CHARSET: | |
6342 | charset_type = Qw32_charset_baltic; | |
6343 | break; | |
33d52f9c | 6344 | case RUSSIAN_CHARSET: |
767b1ff0 JR |
6345 | charset_type = Qw32_charset_russian; |
6346 | break; | |
6347 | case ARABIC_CHARSET: | |
6348 | charset_type = Qw32_charset_arabic; | |
6349 | break; | |
6350 | case GREEK_CHARSET: | |
6351 | charset_type = Qw32_charset_greek; | |
6352 | break; | |
6353 | case HEBREW_CHARSET: | |
6354 | charset_type = Qw32_charset_hebrew; | |
6355 | break; | |
6356 | case VIETNAMESE_CHARSET: | |
6357 | charset_type = Qw32_charset_vietnamese; | |
6358 | break; | |
6359 | case THAI_CHARSET: | |
6360 | charset_type = Qw32_charset_thai; | |
6361 | break; | |
6362 | case MAC_CHARSET: | |
6363 | charset_type = Qw32_charset_mac; | |
6364 | break; | |
6365 | case JOHAB_CHARSET: | |
6366 | charset_type = Qw32_charset_johab; | |
6367 | break; | |
4587b026 GV |
6368 | #endif |
6369 | ||
5ac45f98 | 6370 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6371 | case UNICODE_CHARSET: |
6372 | charset_type = Qw32_charset_unicode; | |
6373 | break; | |
5ac45f98 | 6374 | #endif |
767b1ff0 JR |
6375 | default: |
6376 | /* Encode numerical value of unknown charset. */ | |
6377 | sprintf (buf, "*-#%u", fncharset); | |
6378 | return buf; | |
5ac45f98 | 6379 | } |
7d0393cf | 6380 | |
767b1ff0 JR |
6381 | { |
6382 | Lisp_Object rest; | |
6383 | char * best_match = NULL; | |
6384 | ||
6385 | /* Look through w32-charset-info-alist for the character set. | |
6386 | Prefer ISO codepages, and prefer lower numbers in the ISO | |
6387 | range. Only return charsets for codepages which are installed. | |
6388 | ||
6389 | Format of each entry is | |
6390 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6391 | */ | |
6392 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
6393 | { | |
6394 | char * x_charset; | |
6395 | Lisp_Object w32_charset; | |
6396 | Lisp_Object codepage; | |
6397 | ||
6398 | Lisp_Object this_entry = XCAR (rest); | |
6399 | ||
6400 | /* Skip invalid entries in alist. */ | |
6401 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
6402 | || !CONSP (XCDR (this_entry)) | |
6403 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
6404 | continue; | |
6405 | ||
d5db4077 | 6406 | x_charset = SDATA (XCAR (this_entry)); |
767b1ff0 JR |
6407 | w32_charset = XCAR (XCDR (this_entry)); |
6408 | codepage = XCDR (XCDR (this_entry)); | |
6409 | ||
6410 | /* Look for Same charset and a valid codepage (or non-int | |
6411 | which means ignore). */ | |
6412 | if (w32_charset == charset_type | |
6413 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
6414 | || IsValidCodePage (XINT (codepage)))) | |
6415 | { | |
6416 | /* If we don't have a match already, then this is the | |
6417 | best. */ | |
6418 | if (!best_match) | |
6419 | best_match = x_charset; | |
6420 | /* If this is an ISO codepage, and the best so far isn't, | |
6421 | then this is better. */ | |
d84b082d JR |
6422 | else if (strnicmp (best_match, "iso", 3) != 0 |
6423 | && strnicmp (x_charset, "iso", 3) == 0) | |
767b1ff0 JR |
6424 | best_match = x_charset; |
6425 | /* If both are ISO8859 codepages, choose the one with the | |
6426 | lowest number in the encoding field. */ | |
d84b082d JR |
6427 | else if (strnicmp (best_match, "iso8859-", 8) == 0 |
6428 | && strnicmp (x_charset, "iso8859-", 8) == 0) | |
767b1ff0 JR |
6429 | { |
6430 | int best_enc = atoi (best_match + 8); | |
6431 | int this_enc = atoi (x_charset + 8); | |
6432 | if (this_enc > 0 && this_enc < best_enc) | |
6433 | best_match = x_charset; | |
7d0393cf | 6434 | } |
767b1ff0 JR |
6435 | } |
6436 | } | |
6437 | ||
6438 | /* If no match, encode the numeric value. */ | |
6439 | if (!best_match) | |
6440 | { | |
6441 | sprintf (buf, "*-#%u", fncharset); | |
6442 | return buf; | |
6443 | } | |
6444 | ||
5e905a57 JR |
6445 | strncpy(buf, best_match, 31); |
6446 | buf[31] = '\0'; | |
767b1ff0 JR |
6447 | return buf; |
6448 | } | |
ee78dc32 GV |
6449 | } |
6450 | ||
dfff8a69 | 6451 | |
d84b082d JR |
6452 | /* Return all the X charsets that map to a font. */ |
6453 | static Lisp_Object | |
6454 | w32_to_all_x_charsets (fncharset) | |
6455 | int fncharset; | |
6456 | { | |
6457 | static char buf[32]; | |
6458 | Lisp_Object charset_type; | |
6459 | Lisp_Object retval = Qnil; | |
6460 | ||
6461 | switch (fncharset) | |
6462 | { | |
6463 | case ANSI_CHARSET: | |
6464 | /* Handle startup case of w32-charset-info-alist not | |
6465 | being set up yet. */ | |
6466 | if (NILP(Vw32_charset_info_alist)) | |
d86c35ee JR |
6467 | return Fcons (build_string ("iso8859-1"), Qnil); |
6468 | ||
d84b082d JR |
6469 | charset_type = Qw32_charset_ansi; |
6470 | break; | |
6471 | case DEFAULT_CHARSET: | |
6472 | charset_type = Qw32_charset_default; | |
6473 | break; | |
6474 | case SYMBOL_CHARSET: | |
6475 | charset_type = Qw32_charset_symbol; | |
6476 | break; | |
6477 | case SHIFTJIS_CHARSET: | |
6478 | charset_type = Qw32_charset_shiftjis; | |
6479 | break; | |
6480 | case HANGEUL_CHARSET: | |
6481 | charset_type = Qw32_charset_hangeul; | |
6482 | break; | |
6483 | case GB2312_CHARSET: | |
6484 | charset_type = Qw32_charset_gb2312; | |
6485 | break; | |
6486 | case CHINESEBIG5_CHARSET: | |
6487 | charset_type = Qw32_charset_chinesebig5; | |
6488 | break; | |
6489 | case OEM_CHARSET: | |
6490 | charset_type = Qw32_charset_oem; | |
6491 | break; | |
6492 | ||
6493 | /* More recent versions of Windows (95 and NT4.0) define more | |
6494 | character sets. */ | |
6495 | #ifdef EASTEUROPE_CHARSET | |
6496 | case EASTEUROPE_CHARSET: | |
6497 | charset_type = Qw32_charset_easteurope; | |
6498 | break; | |
6499 | case TURKISH_CHARSET: | |
6500 | charset_type = Qw32_charset_turkish; | |
6501 | break; | |
6502 | case BALTIC_CHARSET: | |
6503 | charset_type = Qw32_charset_baltic; | |
6504 | break; | |
6505 | case RUSSIAN_CHARSET: | |
6506 | charset_type = Qw32_charset_russian; | |
6507 | break; | |
6508 | case ARABIC_CHARSET: | |
6509 | charset_type = Qw32_charset_arabic; | |
6510 | break; | |
6511 | case GREEK_CHARSET: | |
6512 | charset_type = Qw32_charset_greek; | |
6513 | break; | |
6514 | case HEBREW_CHARSET: | |
6515 | charset_type = Qw32_charset_hebrew; | |
6516 | break; | |
6517 | case VIETNAMESE_CHARSET: | |
6518 | charset_type = Qw32_charset_vietnamese; | |
6519 | break; | |
6520 | case THAI_CHARSET: | |
6521 | charset_type = Qw32_charset_thai; | |
6522 | break; | |
6523 | case MAC_CHARSET: | |
6524 | charset_type = Qw32_charset_mac; | |
6525 | break; | |
6526 | case JOHAB_CHARSET: | |
6527 | charset_type = Qw32_charset_johab; | |
6528 | break; | |
6529 | #endif | |
6530 | ||
6531 | #ifdef UNICODE_CHARSET | |
6532 | case UNICODE_CHARSET: | |
6533 | charset_type = Qw32_charset_unicode; | |
6534 | break; | |
6535 | #endif | |
6536 | default: | |
6537 | /* Encode numerical value of unknown charset. */ | |
6538 | sprintf (buf, "*-#%u", fncharset); | |
6539 | return Fcons (build_string (buf), Qnil); | |
6540 | } | |
7d0393cf | 6541 | |
d84b082d JR |
6542 | { |
6543 | Lisp_Object rest; | |
6544 | /* Look through w32-charset-info-alist for the character set. | |
6545 | Only return charsets for codepages which are installed. | |
6546 | ||
6547 | Format of each entry in Vw32_charset_info_alist is | |
6548 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6549 | */ | |
6550 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
6551 | { | |
6552 | Lisp_Object x_charset; | |
6553 | Lisp_Object w32_charset; | |
6554 | Lisp_Object codepage; | |
6555 | ||
6556 | Lisp_Object this_entry = XCAR (rest); | |
6557 | ||
6558 | /* Skip invalid entries in alist. */ | |
6559 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
6560 | || !CONSP (XCDR (this_entry)) | |
6561 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
6562 | continue; | |
6563 | ||
6564 | x_charset = XCAR (this_entry); | |
6565 | w32_charset = XCAR (XCDR (this_entry)); | |
6566 | codepage = XCDR (XCDR (this_entry)); | |
6567 | ||
6568 | /* Look for Same charset and a valid codepage (or non-int | |
6569 | which means ignore). */ | |
6570 | if (w32_charset == charset_type | |
6571 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
6572 | || IsValidCodePage (XINT (codepage)))) | |
6573 | { | |
6574 | retval = Fcons (x_charset, retval); | |
6575 | } | |
6576 | } | |
6577 | ||
6578 | /* If no match, encode the numeric value. */ | |
6579 | if (NILP (retval)) | |
6580 | { | |
6581 | sprintf (buf, "*-#%u", fncharset); | |
6582 | return Fcons (build_string (buf), Qnil); | |
6583 | } | |
6584 | ||
6585 | return retval; | |
6586 | } | |
6587 | } | |
6588 | ||
dfff8a69 JR |
6589 | /* Get the Windows codepage corresponding to the specified font. The |
6590 | charset info in the font name is used to look up | |
6591 | w32-charset-to-codepage-alist. */ | |
7d0393cf | 6592 | int |
dfff8a69 JR |
6593 | w32_codepage_for_font (char *fontname) |
6594 | { | |
767b1ff0 JR |
6595 | Lisp_Object codepage, entry; |
6596 | char *charset_str, *charset, *end; | |
dfff8a69 | 6597 | |
767b1ff0 | 6598 | if (NILP (Vw32_charset_info_alist)) |
dfff8a69 JR |
6599 | return CP_DEFAULT; |
6600 | ||
767b1ff0 JR |
6601 | /* Extract charset part of font string. */ |
6602 | charset = xlfd_charset_of_font (fontname); | |
6603 | ||
6604 | if (!charset) | |
ceb12877 | 6605 | return CP_UNKNOWN; |
767b1ff0 | 6606 | |
8b77111c | 6607 | charset_str = (char *) alloca (strlen (charset) + 1); |
767b1ff0 JR |
6608 | strcpy (charset_str, charset); |
6609 | ||
8b77111c | 6610 | #if 0 |
dfff8a69 JR |
6611 | /* Remove leading "*-". */ |
6612 | if (strncmp ("*-", charset_str, 2) == 0) | |
6613 | charset = charset_str + 2; | |
6614 | else | |
8b77111c | 6615 | #endif |
dfff8a69 JR |
6616 | charset = charset_str; |
6617 | ||
6618 | /* Stop match at wildcard (including preceding '-'). */ | |
6619 | if (end = strchr (charset, '*')) | |
6620 | { | |
6621 | if (end > charset && *(end-1) == '-') | |
6622 | end--; | |
6623 | *end = '\0'; | |
6624 | } | |
6625 | ||
767b1ff0 JR |
6626 | entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
6627 | if (NILP (entry)) | |
ceb12877 | 6628 | return CP_UNKNOWN; |
767b1ff0 JR |
6629 | |
6630 | codepage = Fcdr (Fcdr (entry)); | |
6631 | ||
6632 | if (NILP (codepage)) | |
6633 | return CP_8BIT; | |
6634 | else if (XFASTINT (codepage) == XFASTINT (Qt)) | |
6635 | return CP_UNICODE; | |
6636 | else if (INTEGERP (codepage)) | |
dfff8a69 JR |
6637 | return XINT (codepage); |
6638 | else | |
ceb12877 | 6639 | return CP_UNKNOWN; |
dfff8a69 JR |
6640 | } |
6641 | ||
6642 | ||
7d0393cf | 6643 | static BOOL |
767b1ff0 | 6644 | w32_to_x_font (lplogfont, lpxstr, len, specific_charset) |
ee78dc32 GV |
6645 | LOGFONT * lplogfont; |
6646 | char * lpxstr; | |
6647 | int len; | |
767b1ff0 | 6648 | char * specific_charset; |
ee78dc32 | 6649 | { |
6fc2811b | 6650 | char* fonttype; |
f46e6225 | 6651 | char *fontname; |
3cb20f4a RS |
6652 | char height_pixels[8]; |
6653 | char height_dpi[8]; | |
6654 | char width_pixels[8]; | |
4587b026 | 6655 | char *fontname_dash; |
ac849ba4 JR |
6656 | int display_resy = (int) one_w32_display_info.resy; |
6657 | int display_resx = (int) one_w32_display_info.resx; | |
f46e6225 GV |
6658 | int bufsz; |
6659 | struct coding_system coding; | |
3cb20f4a RS |
6660 | |
6661 | if (!lpxstr) abort (); | |
ee78dc32 | 6662 | |
3cb20f4a RS |
6663 | if (!lplogfont) |
6664 | return FALSE; | |
6665 | ||
6fc2811b JR |
6666 | if (lplogfont->lfOutPrecision == OUT_STRING_PRECIS) |
6667 | fonttype = "raster"; | |
6668 | else if (lplogfont->lfOutPrecision == OUT_STROKE_PRECIS) | |
6669 | fonttype = "outline"; | |
6670 | else | |
6671 | fonttype = "unknown"; | |
6672 | ||
1fa3a200 | 6673 | setup_coding_system (Fcheck_coding_system (Vlocale_coding_system), |
f46e6225 | 6674 | &coding); |
aab5ac44 KH |
6675 | coding.src_multibyte = 0; |
6676 | coding.dst_multibyte = 1; | |
f46e6225 | 6677 | coding.mode |= CODING_MODE_LAST_BLOCK; |
65413122 KH |
6678 | /* We explicitely disable composition handling because selection |
6679 | data should not contain any composition sequence. */ | |
6680 | coding.composing = COMPOSITION_DISABLED; | |
f46e6225 GV |
6681 | bufsz = decoding_buffer_size (&coding, LF_FACESIZE); |
6682 | ||
6683 | fontname = alloca(sizeof(*fontname) * bufsz); | |
6684 | decode_coding (&coding, lplogfont->lfFaceName, fontname, | |
6685 | strlen(lplogfont->lfFaceName), bufsz - 1); | |
6686 | *(fontname + coding.produced) = '\0'; | |
4587b026 GV |
6687 | |
6688 | /* Replace dashes with underscores so the dashes are not | |
f46e6225 | 6689 | misinterpreted. */ |
4587b026 GV |
6690 | fontname_dash = fontname; |
6691 | while (fontname_dash = strchr (fontname_dash, '-')) | |
6692 | *fontname_dash = '_'; | |
6693 | ||
3cb20f4a | 6694 | if (lplogfont->lfHeight) |
ee78dc32 | 6695 | { |
3cb20f4a RS |
6696 | sprintf (height_pixels, "%u", abs (lplogfont->lfHeight)); |
6697 | sprintf (height_dpi, "%u", | |
33d52f9c | 6698 | abs (lplogfont->lfHeight) * 720 / display_resy); |
5ac45f98 GV |
6699 | } |
6700 | else | |
ee78dc32 | 6701 | { |
3cb20f4a RS |
6702 | strcpy (height_pixels, "*"); |
6703 | strcpy (height_dpi, "*"); | |
ee78dc32 | 6704 | } |
3cb20f4a RS |
6705 | if (lplogfont->lfWidth) |
6706 | sprintf (width_pixels, "%u", lplogfont->lfWidth * 10); | |
6707 | else | |
6708 | strcpy (width_pixels, "*"); | |
6709 | ||
6710 | _snprintf (lpxstr, len - 1, | |
6fc2811b JR |
6711 | "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s", |
6712 | fonttype, /* foundry */ | |
4587b026 GV |
6713 | fontname, /* family */ |
6714 | w32_to_x_weight (lplogfont->lfWeight), /* weight */ | |
6715 | lplogfont->lfItalic?'i':'r', /* slant */ | |
6716 | /* setwidth name */ | |
6717 | /* add style name */ | |
6718 | height_pixels, /* pixel size */ | |
6719 | height_dpi, /* point size */ | |
33d52f9c GV |
6720 | display_resx, /* resx */ |
6721 | display_resy, /* resy */ | |
4587b026 GV |
6722 | ((lplogfont->lfPitchAndFamily & 0x3) == VARIABLE_PITCH) |
6723 | ? 'p' : 'c', /* spacing */ | |
6724 | width_pixels, /* avg width */ | |
767b1ff0 | 6725 | specific_charset ? specific_charset |
7d0393cf | 6726 | : w32_to_x_charset (lplogfont->lfCharSet) |
767b1ff0 | 6727 | /* charset registry and encoding */ |
3cb20f4a RS |
6728 | ); |
6729 | ||
ee78dc32 GV |
6730 | lpxstr[len - 1] = 0; /* just to be sure */ |
6731 | return (TRUE); | |
6732 | } | |
6733 | ||
7d0393cf | 6734 | static BOOL |
fbd6baed | 6735 | x_to_w32_font (lpxstr, lplogfont) |
ee78dc32 GV |
6736 | char * lpxstr; |
6737 | LOGFONT * lplogfont; | |
6738 | { | |
f46e6225 GV |
6739 | struct coding_system coding; |
6740 | ||
ee78dc32 | 6741 | if (!lplogfont) return (FALSE); |
f46e6225 | 6742 | |
ee78dc32 | 6743 | memset (lplogfont, 0, sizeof (*lplogfont)); |
5ac45f98 | 6744 | |
1a292d24 | 6745 | /* Set default value for each field. */ |
771c47d5 | 6746 | #if 1 |
ee78dc32 GV |
6747 | lplogfont->lfOutPrecision = OUT_DEFAULT_PRECIS; |
6748 | lplogfont->lfClipPrecision = CLIP_DEFAULT_PRECIS; | |
6749 | lplogfont->lfQuality = DEFAULT_QUALITY; | |
5ac45f98 GV |
6750 | #else |
6751 | /* go for maximum quality */ | |
6752 | lplogfont->lfOutPrecision = OUT_STROKE_PRECIS; | |
6753 | lplogfont->lfClipPrecision = CLIP_STROKE_PRECIS; | |
6754 | lplogfont->lfQuality = PROOF_QUALITY; | |
6755 | #endif | |
6756 | ||
1a292d24 AI |
6757 | lplogfont->lfCharSet = DEFAULT_CHARSET; |
6758 | lplogfont->lfWeight = FW_DONTCARE; | |
6759 | lplogfont->lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE; | |
6760 | ||
5ac45f98 GV |
6761 | if (!lpxstr) |
6762 | return FALSE; | |
6763 | ||
6764 | /* Provide a simple escape mechanism for specifying Windows font names | |
6765 | * directly -- if font spec does not beginning with '-', assume this | |
6766 | * format: | |
6767 | * "<font name>[:height in pixels[:width in pixels[:weight]]]" | |
6768 | */ | |
7d0393cf | 6769 | |
5ac45f98 GV |
6770 | if (*lpxstr == '-') |
6771 | { | |
33d52f9c GV |
6772 | int fields, tem; |
6773 | char name[50], weight[20], slant, pitch, pixels[10], height[10], | |
8b77111c | 6774 | width[10], resy[10], remainder[50]; |
5ac45f98 | 6775 | char * encoding; |
ac849ba4 | 6776 | int dpi = (int) one_w32_display_info.resy; |
5ac45f98 GV |
6777 | |
6778 | fields = sscanf (lpxstr, | |
8b77111c | 6779 | "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s", |
33d52f9c | 6780 | name, weight, &slant, pixels, height, resy, &pitch, width, remainder); |
8b77111c AI |
6781 | if (fields == EOF) |
6782 | return (FALSE); | |
6783 | ||
6784 | /* In the general case when wildcards cover more than one field, | |
6785 | we don't know which field is which, so don't fill any in. | |
6786 | However, we need to cope with this particular form, which is | |
6787 | generated by font_list_1 (invoked by try_font_list): | |
6788 | "-raster-6x10-*-gb2312*-*" | |
6789 | and make sure to correctly parse the charset field. */ | |
6790 | if (fields == 3) | |
6791 | { | |
6792 | fields = sscanf (lpxstr, | |
6793 | "-%*[^-]-%49[^-]-*-%49s", | |
6794 | name, remainder); | |
6795 | } | |
6796 | else if (fields < 9) | |
6797 | { | |
6798 | fields = 0; | |
6799 | remainder[0] = 0; | |
6800 | } | |
6fc2811b | 6801 | |
5ac45f98 GV |
6802 | if (fields > 0 && name[0] != '*') |
6803 | { | |
8ea3e054 RS |
6804 | int bufsize; |
6805 | unsigned char *buf; | |
6806 | ||
f46e6225 | 6807 | setup_coding_system |
1fa3a200 | 6808 | (Fcheck_coding_system (Vlocale_coding_system), &coding); |
aab5ac44 KH |
6809 | coding.src_multibyte = 1; |
6810 | coding.dst_multibyte = 1; | |
8ea3e054 RS |
6811 | bufsize = encoding_buffer_size (&coding, strlen (name)); |
6812 | buf = (unsigned char *) alloca (bufsize); | |
f46e6225 | 6813 | coding.mode |= CODING_MODE_LAST_BLOCK; |
8ea3e054 RS |
6814 | encode_coding (&coding, name, buf, strlen (name), bufsize); |
6815 | if (coding.produced >= LF_FACESIZE) | |
6816 | coding.produced = LF_FACESIZE - 1; | |
6817 | buf[coding.produced] = 0; | |
6818 | strcpy (lplogfont->lfFaceName, buf); | |
5ac45f98 GV |
6819 | } |
6820 | else | |
6821 | { | |
6fc2811b | 6822 | lplogfont->lfFaceName[0] = '\0'; |
5ac45f98 GV |
6823 | } |
6824 | ||
6825 | fields--; | |
6826 | ||
fbd6baed | 6827 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6828 | |
6829 | fields--; | |
6830 | ||
c8874f14 | 6831 | lplogfont->lfItalic = (fields > 0 && slant == 'i'); |
5ac45f98 GV |
6832 | |
6833 | fields--; | |
6834 | ||
6835 | if (fields > 0 && pixels[0] != '*') | |
6836 | lplogfont->lfHeight = atoi (pixels); | |
6837 | ||
6838 | fields--; | |
5ac45f98 | 6839 | fields--; |
33d52f9c GV |
6840 | if (fields > 0 && resy[0] != '*') |
6841 | { | |
6fc2811b | 6842 | tem = atoi (resy); |
33d52f9c GV |
6843 | if (tem > 0) dpi = tem; |
6844 | } | |
5ac45f98 | 6845 | |
33d52f9c GV |
6846 | if (fields > -1 && lplogfont->lfHeight == 0 && height[0] != '*') |
6847 | lplogfont->lfHeight = atoi (height) * dpi / 720; | |
6848 | ||
6849 | if (fields > 0) | |
5ac45f98 GV |
6850 | lplogfont->lfPitchAndFamily = |
6851 | (fields > 0 && pitch == 'p') ? VARIABLE_PITCH : FIXED_PITCH; | |
6852 | ||
6853 | fields--; | |
6854 | ||
6855 | if (fields > 0 && width[0] != '*') | |
6856 | lplogfont->lfWidth = atoi (width) / 10; | |
6857 | ||
6858 | fields--; | |
6859 | ||
4587b026 | 6860 | /* Strip the trailing '-' if present. (it shouldn't be, as it |
d88c567c | 6861 | fails the test against xlfd-tight-regexp in fontset.el). */ |
3c190163 | 6862 | { |
5ac45f98 GV |
6863 | int len = strlen (remainder); |
6864 | if (len > 0 && remainder[len-1] == '-') | |
6865 | remainder[len-1] = 0; | |
ee78dc32 | 6866 | } |
5ac45f98 | 6867 | encoding = remainder; |
8b77111c | 6868 | #if 0 |
5ac45f98 GV |
6869 | if (strncmp (encoding, "*-", 2) == 0) |
6870 | encoding += 2; | |
8b77111c AI |
6871 | #endif |
6872 | lplogfont->lfCharSet = x_to_w32_charset (encoding); | |
5ac45f98 GV |
6873 | } |
6874 | else | |
6875 | { | |
6876 | int fields; | |
6877 | char name[100], height[10], width[10], weight[20]; | |
a1a80b40 | 6878 | |
5ac45f98 GV |
6879 | fields = sscanf (lpxstr, |
6880 | "%99[^:]:%9[^:]:%9[^:]:%19s", | |
6881 | name, height, width, weight); | |
6882 | ||
6883 | if (fields == EOF) return (FALSE); | |
6884 | ||
6885 | if (fields > 0) | |
6886 | { | |
6887 | strncpy (lplogfont->lfFaceName,name, LF_FACESIZE); | |
6888 | lplogfont->lfFaceName[LF_FACESIZE-1] = 0; | |
6889 | } | |
6890 | else | |
6891 | { | |
6892 | lplogfont->lfFaceName[0] = 0; | |
6893 | } | |
6894 | ||
6895 | fields--; | |
6896 | ||
6897 | if (fields > 0) | |
6898 | lplogfont->lfHeight = atoi (height); | |
6899 | ||
6900 | fields--; | |
6901 | ||
6902 | if (fields > 0) | |
6903 | lplogfont->lfWidth = atoi (width); | |
6904 | ||
6905 | fields--; | |
6906 | ||
fbd6baed | 6907 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6908 | } |
6909 | ||
6910 | /* This makes TrueType fonts work better. */ | |
6911 | lplogfont->lfHeight = - abs (lplogfont->lfHeight); | |
6fc2811b | 6912 | |
ee78dc32 GV |
6913 | return (TRUE); |
6914 | } | |
6915 | ||
d88c567c JR |
6916 | /* Strip the pixel height and point height from the given xlfd, and |
6917 | return the pixel height. If no pixel height is specified, calculate | |
6918 | one from the point height, or if that isn't defined either, return | |
6919 | 0 (which usually signifies a scalable font). | |
6920 | */ | |
8edb0a6f JR |
6921 | static int |
6922 | xlfd_strip_height (char *fontname) | |
d88c567c | 6923 | { |
8edb0a6f | 6924 | int pixel_height, field_number; |
d88c567c JR |
6925 | char *read_from, *write_to; |
6926 | ||
6927 | xassert (fontname); | |
6928 | ||
6929 | pixel_height = field_number = 0; | |
6930 | write_to = NULL; | |
6931 | ||
6932 | /* Look for height fields. */ | |
6933 | for (read_from = fontname; *read_from; read_from++) | |
6934 | { | |
6935 | if (*read_from == '-') | |
6936 | { | |
6937 | field_number++; | |
6938 | if (field_number == 7) /* Pixel height. */ | |
6939 | { | |
6940 | read_from++; | |
6941 | write_to = read_from; | |
6942 | ||
6943 | /* Find end of field. */ | |
6944 | for (;*read_from && *read_from != '-'; read_from++) | |
6945 | ; | |
6946 | ||
6947 | /* Split the fontname at end of field. */ | |
6948 | if (*read_from) | |
6949 | { | |
6950 | *read_from = '\0'; | |
6951 | read_from++; | |
6952 | } | |
6953 | pixel_height = atoi (write_to); | |
6954 | /* Blank out field. */ | |
6955 | if (read_from > write_to) | |
6956 | { | |
6957 | *write_to = '-'; | |
6958 | write_to++; | |
6959 | } | |
767b1ff0 | 6960 | /* If the pixel height field is at the end (partial xlfd), |
d88c567c JR |
6961 | return now. */ |
6962 | else | |
6963 | return pixel_height; | |
6964 | ||
6965 | /* If we got a pixel height, the point height can be | |
6966 | ignored. Just blank it out and break now. */ | |
6967 | if (pixel_height) | |
6968 | { | |
6969 | /* Find end of point size field. */ | |
6970 | for (; *read_from && *read_from != '-'; read_from++) | |
6971 | ; | |
6972 | ||
6973 | if (*read_from) | |
6974 | read_from++; | |
6975 | ||
6976 | /* Blank out the point size field. */ | |
6977 | if (read_from > write_to) | |
6978 | { | |
6979 | *write_to = '-'; | |
6980 | write_to++; | |
6981 | } | |
6982 | else | |
6983 | return pixel_height; | |
6984 | ||
6985 | break; | |
6986 | } | |
6987 | /* If the point height is already blank, break now. */ | |
6988 | if (*read_from == '-') | |
6989 | { | |
6990 | read_from++; | |
6991 | break; | |
6992 | } | |
6993 | } | |
6994 | else if (field_number == 8) | |
6995 | { | |
6996 | /* If we didn't get a pixel height, try to get the point | |
6997 | height and convert that. */ | |
6998 | int point_size; | |
6999 | char *point_size_start = read_from++; | |
7000 | ||
7001 | /* Find end of field. */ | |
7002 | for (; *read_from && *read_from != '-'; read_from++) | |
7003 | ; | |
7004 | ||
7005 | if (*read_from) | |
7006 | { | |
7007 | *read_from = '\0'; | |
7008 | read_from++; | |
7009 | } | |
7010 | ||
7011 | point_size = atoi (point_size_start); | |
7012 | ||
7013 | /* Convert to pixel height. */ | |
7014 | pixel_height = point_size | |
7015 | * one_w32_display_info.height_in / 720; | |
7016 | ||
7017 | /* Blank out this field and break. */ | |
7018 | *write_to = '-'; | |
7019 | write_to++; | |
7020 | break; | |
7021 | } | |
7022 | } | |
7023 | } | |
7024 | ||
7025 | /* Shift the rest of the font spec into place. */ | |
7026 | if (write_to && read_from > write_to) | |
7027 | { | |
7028 | for (; *read_from; read_from++, write_to++) | |
7029 | *write_to = *read_from; | |
7030 | *write_to = '\0'; | |
7031 | } | |
7032 | ||
7033 | return pixel_height; | |
7034 | } | |
7035 | ||
6fc2811b | 7036 | /* Assume parameter 1 is fully qualified, no wildcards. */ |
7d0393cf | 7037 | static BOOL |
6fc2811b JR |
7038 | w32_font_match (fontname, pattern) |
7039 | char * fontname; | |
7040 | char * pattern; | |
ee78dc32 | 7041 | { |
e7c72122 | 7042 | char *regex = alloca (strlen (pattern) * 2 + 3); |
d88c567c | 7043 | char *font_name_copy = alloca (strlen (fontname) + 1); |
6fc2811b | 7044 | char *ptr; |
ee78dc32 | 7045 | |
d88c567c JR |
7046 | /* Copy fontname so we can modify it during comparison. */ |
7047 | strcpy (font_name_copy, fontname); | |
7048 | ||
6fc2811b JR |
7049 | ptr = regex; |
7050 | *ptr++ = '^'; | |
ee78dc32 | 7051 | |
6fc2811b JR |
7052 | /* Turn pattern into a regexp and do a regexp match. */ |
7053 | for (; *pattern; pattern++) | |
7054 | { | |
7055 | if (*pattern == '?') | |
7056 | *ptr++ = '.'; | |
7057 | else if (*pattern == '*') | |
7058 | { | |
7059 | *ptr++ = '.'; | |
7060 | *ptr++ = '*'; | |
7061 | } | |
33d52f9c | 7062 | else |
6fc2811b | 7063 | *ptr++ = *pattern; |
ee78dc32 | 7064 | } |
6fc2811b JR |
7065 | *ptr = '$'; |
7066 | *(ptr + 1) = '\0'; | |
7067 | ||
d88c567c JR |
7068 | /* Strip out font heights and compare them seperately, since |
7069 | rounding error can cause mismatches. This also allows a | |
7070 | comparison between a font that declares only a pixel height and a | |
7071 | pattern that declares the point height. | |
7072 | */ | |
7073 | { | |
7074 | int font_height, pattern_height; | |
7075 | ||
7076 | font_height = xlfd_strip_height (font_name_copy); | |
7077 | pattern_height = xlfd_strip_height (regex); | |
7078 | ||
7079 | /* Compare now, and don't bother doing expensive regexp matching | |
7080 | if the heights differ. */ | |
7081 | if (font_height && pattern_height && (font_height != pattern_height)) | |
7082 | return FALSE; | |
7083 | } | |
7084 | ||
6fc2811b | 7085 | return (fast_c_string_match_ignore_case (build_string (regex), |
d88c567c | 7086 | font_name_copy) >= 0); |
ee78dc32 GV |
7087 | } |
7088 | ||
5ca0cd71 GV |
7089 | /* Callback functions, and a structure holding info they need, for |
7090 | listing system fonts on W32. We need one set of functions to do the | |
7091 | job properly, but these don't work on NT 3.51 and earlier, so we | |
7092 | have a second set which don't handle character sets properly to | |
7093 | fall back on. | |
7094 | ||
7095 | In both cases, there are two passes made. The first pass gets one | |
7096 | font from each family, the second pass lists all the fonts from | |
7097 | each family. */ | |
7098 | ||
7d0393cf | 7099 | typedef struct enumfont_t |
ee78dc32 GV |
7100 | { |
7101 | HDC hdc; | |
7102 | int numFonts; | |
3cb20f4a | 7103 | LOGFONT logfont; |
ee78dc32 | 7104 | XFontStruct *size_ref; |
23afac8f | 7105 | Lisp_Object pattern; |
d84b082d | 7106 | Lisp_Object list; |
ee78dc32 GV |
7107 | } enumfont_t; |
7108 | ||
d84b082d JR |
7109 | |
7110 | static void | |
7111 | enum_font_maybe_add_to_list (enumfont_t *, LOGFONT *, char *, Lisp_Object); | |
7112 | ||
7113 | ||
7d0393cf | 7114 | static int CALLBACK |
ee78dc32 GV |
7115 | enum_font_cb2 (lplf, lptm, FontType, lpef) |
7116 | ENUMLOGFONT * lplf; | |
7117 | NEWTEXTMETRIC * lptm; | |
7118 | int FontType; | |
7119 | enumfont_t * lpef; | |
7120 | { | |
66895301 JR |
7121 | /* Ignore struck out and underlined versions of fonts. */ |
7122 | if (lplf->elfLogFont.lfStrikeOut || lplf->elfLogFont.lfUnderline) | |
7123 | return 1; | |
7124 | ||
7125 | /* Only return fonts with names starting with @ if they were | |
7126 | explicitly specified, since Microsoft uses an initial @ to | |
7127 | denote fonts for vertical writing, without providing a more | |
7128 | convenient way of identifying them. */ | |
7129 | if (lplf->elfLogFont.lfFaceName[0] == '@' | |
7130 | && lpef->logfont.lfFaceName[0] != '@') | |
5e905a57 JR |
7131 | return 1; |
7132 | ||
4587b026 GV |
7133 | /* Check that the character set matches if it was specified */ |
7134 | if (lpef->logfont.lfCharSet != DEFAULT_CHARSET && | |
7135 | lplf->elfLogFont.lfCharSet != lpef->logfont.lfCharSet) | |
5e905a57 | 7136 | return 1; |
4587b026 | 7137 | |
6358474d JR |
7138 | if (FontType == RASTER_FONTTYPE) |
7139 | { | |
7140 | /* DBCS raster fonts have problems displaying, so skip them. */ | |
7141 | int charset = lplf->elfLogFont.lfCharSet; | |
7142 | if (charset == SHIFTJIS_CHARSET | |
7143 | || charset == HANGEUL_CHARSET | |
7144 | || charset == CHINESEBIG5_CHARSET | |
7145 | || charset == GB2312_CHARSET | |
7146 | #ifdef JOHAB_CHARSET | |
7147 | || charset == JOHAB_CHARSET | |
7148 | #endif | |
7149 | ) | |
7150 | return 1; | |
7151 | } | |
7152 | ||
ee78dc32 GV |
7153 | { |
7154 | char buf[100]; | |
4587b026 | 7155 | Lisp_Object width = Qnil; |
d84b082d | 7156 | Lisp_Object charset_list = Qnil; |
767b1ff0 | 7157 | char *charset = NULL; |
ee78dc32 | 7158 | |
6fc2811b JR |
7159 | /* Truetype fonts do not report their true metrics until loaded */ |
7160 | if (FontType != RASTER_FONTTYPE) | |
3cb20f4a | 7161 | { |
23afac8f | 7162 | if (!NILP (lpef->pattern)) |
6fc2811b JR |
7163 | { |
7164 | /* Scalable fonts are as big as you want them to be. */ | |
7165 | lplf->elfLogFont.lfHeight = lpef->logfont.lfHeight; | |
7166 | lplf->elfLogFont.lfWidth = lpef->logfont.lfWidth; | |
7167 | width = make_number (lpef->logfont.lfWidth); | |
7168 | } | |
7169 | else | |
7170 | { | |
7171 | lplf->elfLogFont.lfHeight = 0; | |
7172 | lplf->elfLogFont.lfWidth = 0; | |
7173 | } | |
3cb20f4a | 7174 | } |
6fc2811b | 7175 | |
f46e6225 GV |
7176 | /* Make sure the height used here is the same as everywhere |
7177 | else (ie character height, not cell height). */ | |
6fc2811b JR |
7178 | if (lplf->elfLogFont.lfHeight > 0) |
7179 | { | |
7180 | /* lptm can be trusted for RASTER fonts, but not scalable ones. */ | |
7181 | if (FontType == RASTER_FONTTYPE) | |
7182 | lplf->elfLogFont.lfHeight = lptm->tmInternalLeading - lptm->tmHeight; | |
7183 | else | |
7184 | lplf->elfLogFont.lfHeight = -lplf->elfLogFont.lfHeight; | |
7185 | } | |
4587b026 | 7186 | |
23afac8f | 7187 | if (!NILP (lpef->pattern)) |
767b1ff0 | 7188 | { |
d5db4077 | 7189 | charset = xlfd_charset_of_font (SDATA (lpef->pattern)); |
767b1ff0 | 7190 | |
644cefdf JR |
7191 | /* We already checked charsets above, but DEFAULT_CHARSET |
7192 | slipped through. So only allow exact matches for DEFAULT_CHARSET. */ | |
7193 | if (charset | |
7194 | && strncmp (charset, "*-*", 3) != 0 | |
7195 | && lpef->logfont.lfCharSet == DEFAULT_CHARSET | |
7196 | && strcmp (charset, w32_to_x_charset (DEFAULT_CHARSET)) != 0) | |
7197 | return 1; | |
767b1ff0 JR |
7198 | } |
7199 | ||
d84b082d JR |
7200 | if (charset) |
7201 | charset_list = Fcons (build_string (charset), Qnil); | |
7202 | else | |
7203 | charset_list = w32_to_all_x_charsets (lplf->elfLogFont.lfCharSet); | |
ee78dc32 | 7204 | |
d84b082d JR |
7205 | /* Loop through the charsets. */ |
7206 | for ( ; CONSP (charset_list); charset_list = Fcdr (charset_list)) | |
ee78dc32 | 7207 | { |
d84b082d | 7208 | Lisp_Object this_charset = Fcar (charset_list); |
d5db4077 | 7209 | charset = SDATA (this_charset); |
d84b082d JR |
7210 | |
7211 | /* List bold and italic variations if w32-enable-synthesized-fonts | |
7212 | is non-nil and this is a plain font. */ | |
7213 | if (w32_enable_synthesized_fonts | |
7214 | && lplf->elfLogFont.lfWeight == FW_NORMAL | |
7215 | && lplf->elfLogFont.lfItalic == FALSE) | |
7216 | { | |
7217 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7218 | charset, width); | |
7219 | /* bold. */ | |
7220 | lplf->elfLogFont.lfWeight = FW_BOLD; | |
7221 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7222 | charset, width); | |
7223 | /* bold italic. */ | |
7224 | lplf->elfLogFont.lfItalic = TRUE; | |
7225 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7226 | charset, width); | |
7227 | /* italic. */ | |
7228 | lplf->elfLogFont.lfWeight = FW_NORMAL; | |
7229 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7230 | charset, width); | |
7231 | } | |
7232 | else | |
7233 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7234 | charset, width); | |
ee78dc32 GV |
7235 | } |
7236 | } | |
6fc2811b | 7237 | |
5e905a57 | 7238 | return 1; |
ee78dc32 GV |
7239 | } |
7240 | ||
d84b082d JR |
7241 | static void |
7242 | enum_font_maybe_add_to_list (lpef, logfont, match_charset, width) | |
7243 | enumfont_t * lpef; | |
7244 | LOGFONT * logfont; | |
7245 | char * match_charset; | |
7246 | Lisp_Object width; | |
7247 | { | |
7248 | char buf[100]; | |
7249 | ||
7250 | if (!w32_to_x_font (logfont, buf, 100, match_charset)) | |
7251 | return; | |
7252 | ||
23afac8f | 7253 | if (NILP (lpef->pattern) |
d5db4077 | 7254 | || w32_font_match (buf, SDATA (lpef->pattern))) |
d84b082d JR |
7255 | { |
7256 | /* Check if we already listed this font. This may happen if | |
7257 | w32_enable_synthesized_fonts is non-nil, and there are real | |
7258 | bold and italic versions of the font. */ | |
7259 | Lisp_Object font_name = build_string (buf); | |
7260 | if (NILP (Fmember (font_name, lpef->list))) | |
7261 | { | |
23afac8f JR |
7262 | Lisp_Object entry = Fcons (font_name, width); |
7263 | lpef->list = Fcons (entry, lpef->list); | |
d84b082d JR |
7264 | lpef->numFonts++; |
7265 | } | |
7266 | } | |
7267 | } | |
7268 | ||
7269 | ||
7d0393cf | 7270 | static int CALLBACK |
ee78dc32 GV |
7271 | enum_font_cb1 (lplf, lptm, FontType, lpef) |
7272 | ENUMLOGFONT * lplf; | |
7273 | NEWTEXTMETRIC * lptm; | |
7274 | int FontType; | |
7275 | enumfont_t * lpef; | |
7276 | { | |
7277 | return EnumFontFamilies (lpef->hdc, | |
7278 | lplf->elfLogFont.lfFaceName, | |
7279 | (FONTENUMPROC) enum_font_cb2, | |
7280 | (LPARAM) lpef); | |
7281 | } | |
7282 | ||
7283 | ||
8edb0a6f | 7284 | static int CALLBACK |
5ca0cd71 GV |
7285 | enum_fontex_cb2 (lplf, lptm, font_type, lpef) |
7286 | ENUMLOGFONTEX * lplf; | |
7287 | NEWTEXTMETRICEX * lptm; | |
7288 | int font_type; | |
7289 | enumfont_t * lpef; | |
7290 | { | |
7291 | /* We are not interested in the extra info we get back from the 'Ex | |
7292 | version - only the fact that we get character set variations | |
7293 | enumerated seperately. */ | |
7294 | return enum_font_cb2 ((ENUMLOGFONT *) lplf, (NEWTEXTMETRIC *) lptm, | |
7295 | font_type, lpef); | |
7296 | } | |
7297 | ||
8edb0a6f | 7298 | static int CALLBACK |
5ca0cd71 GV |
7299 | enum_fontex_cb1 (lplf, lptm, font_type, lpef) |
7300 | ENUMLOGFONTEX * lplf; | |
7301 | NEWTEXTMETRICEX * lptm; | |
7302 | int font_type; | |
7303 | enumfont_t * lpef; | |
7304 | { | |
7305 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
7306 | FARPROC enum_font_families_ex | |
7307 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
7308 | /* We don't really expect EnumFontFamiliesEx to disappear once we | |
7309 | get here, so don't bother handling it gracefully. */ | |
7310 | if (enum_font_families_ex == NULL) | |
7311 | error ("gdi32.dll has disappeared!"); | |
7312 | return enum_font_families_ex (lpef->hdc, | |
7313 | &lplf->elfLogFont, | |
7314 | (FONTENUMPROC) enum_fontex_cb2, | |
7315 | (LPARAM) lpef, 0); | |
7316 | } | |
7317 | ||
4587b026 GV |
7318 | /* Interface to fontset handler. (adapted from mw32font.c in Meadow |
7319 | and xterm.c in Emacs 20.3) */ | |
7320 | ||
8edb0a6f | 7321 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names) |
33d52f9c GV |
7322 | { |
7323 | char *fontname, *ptnstr; | |
7324 | Lisp_Object list, tem, newlist = Qnil; | |
55dcfc15 | 7325 | int n_fonts = 0; |
33d52f9c GV |
7326 | |
7327 | list = Vw32_bdf_filename_alist; | |
d5db4077 | 7328 | ptnstr = SDATA (pattern); |
33d52f9c | 7329 | |
8e713be6 | 7330 | for ( ; CONSP (list); list = XCDR (list)) |
33d52f9c | 7331 | { |
8e713be6 | 7332 | tem = XCAR (list); |
33d52f9c | 7333 | if (CONSP (tem)) |
d5db4077 | 7334 | fontname = SDATA (XCAR (tem)); |
33d52f9c | 7335 | else if (STRINGP (tem)) |
d5db4077 | 7336 | fontname = SDATA (tem); |
33d52f9c GV |
7337 | else |
7338 | continue; | |
7339 | ||
7340 | if (w32_font_match (fontname, ptnstr)) | |
5ca0cd71 | 7341 | { |
8e713be6 | 7342 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 | 7343 | n_fonts++; |
bd11cc09 | 7344 | if (max_names >= 0 && n_fonts >= max_names) |
5ca0cd71 GV |
7345 | break; |
7346 | } | |
33d52f9c GV |
7347 | } |
7348 | ||
7349 | return newlist; | |
7350 | } | |
7351 | ||
5ca0cd71 | 7352 | |
4587b026 GV |
7353 | /* Return a list of names of available fonts matching PATTERN on frame |
7354 | F. If SIZE is not 0, it is the size (maximum bound width) of fonts | |
7355 | to be listed. Frame F NULL means we have not yet created any | |
7356 | frame, which means we can't get proper size info, as we don't have | |
7357 | a device context to use for GetTextMetrics. | |
bd11cc09 JR |
7358 | MAXNAMES sets a limit on how many fonts to match. If MAXNAMES is |
7359 | negative, then all matching fonts are returned. */ | |
4587b026 GV |
7360 | |
7361 | Lisp_Object | |
dc220243 JR |
7362 | w32_list_fonts (f, pattern, size, maxnames) |
7363 | struct frame *f; | |
7364 | Lisp_Object pattern; | |
7365 | int size; | |
7366 | int maxnames; | |
4587b026 | 7367 | { |
6fc2811b | 7368 | Lisp_Object patterns, key = Qnil, tem, tpat; |
4587b026 | 7369 | Lisp_Object list = Qnil, newlist = Qnil, second_best = Qnil; |
33d52f9c | 7370 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
5ca0cd71 | 7371 | int n_fonts = 0; |
396594fe | 7372 | |
4587b026 GV |
7373 | patterns = Fassoc (pattern, Valternate_fontname_alist); |
7374 | if (NILP (patterns)) | |
7375 | patterns = Fcons (pattern, Qnil); | |
7376 | ||
8e713be6 | 7377 | for (; CONSP (patterns); patterns = XCDR (patterns)) |
4587b026 GV |
7378 | { |
7379 | enumfont_t ef; | |
767b1ff0 | 7380 | int codepage; |
4587b026 | 7381 | |
8e713be6 | 7382 | tpat = XCAR (patterns); |
4587b026 | 7383 | |
767b1ff0 JR |
7384 | if (!STRINGP (tpat)) |
7385 | continue; | |
7386 | ||
7387 | /* Avoid expensive EnumFontFamilies functions if we are not | |
7388 | going to be able to output one of these anyway. */ | |
d5db4077 | 7389 | codepage = w32_codepage_for_font (SDATA (tpat)); |
767b1ff0 | 7390 | if (codepage != CP_8BIT && codepage != CP_UNICODE |
ceb12877 AI |
7391 | && codepage != CP_DEFAULT && codepage != CP_UNKNOWN |
7392 | && !IsValidCodePage(codepage)) | |
767b1ff0 JR |
7393 | continue; |
7394 | ||
4587b026 GV |
7395 | /* See if we cached the result for this particular query. |
7396 | The cache is an alist of the form: | |
7397 | ((PATTERN (FONTNAME . WIDTH) ...) ...) | |
7398 | */ | |
8e713be6 | 7399 | if (tem = XCDR (dpyinfo->name_list_element), |
33d52f9c | 7400 | !NILP (list = Fassoc (tpat, tem))) |
4587b026 GV |
7401 | { |
7402 | list = Fcdr_safe (list); | |
7403 | /* We have a cached list. Don't have to get the list again. */ | |
7404 | goto label_cached; | |
7405 | } | |
7406 | ||
7407 | BLOCK_INPUT; | |
7408 | /* At first, put PATTERN in the cache. */ | |
23afac8f JR |
7409 | ef.pattern = tpat; |
7410 | ef.list = Qnil; | |
4587b026 | 7411 | ef.numFonts = 0; |
33d52f9c | 7412 | |
5ca0cd71 GV |
7413 | /* Use EnumFontFamiliesEx where it is available, as it knows |
7414 | about character sets. Fall back to EnumFontFamilies for | |
7415 | older versions of NT that don't support the 'Ex function. */ | |
d5db4077 | 7416 | x_to_w32_font (SDATA (tpat), &ef.logfont); |
4587b026 | 7417 | { |
5ca0cd71 GV |
7418 | LOGFONT font_match_pattern; |
7419 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
7420 | FARPROC enum_font_families_ex | |
7421 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
7422 | ||
7423 | /* We do our own pattern matching so we can handle wildcards. */ | |
7424 | font_match_pattern.lfFaceName[0] = 0; | |
7425 | font_match_pattern.lfPitchAndFamily = 0; | |
7426 | /* We can use the charset, because if it is a wildcard it will | |
7427 | be DEFAULT_CHARSET anyway. */ | |
7428 | font_match_pattern.lfCharSet = ef.logfont.lfCharSet; | |
7429 | ||
33d52f9c | 7430 | ef.hdc = GetDC (dpyinfo->root_window); |
4587b026 | 7431 | |
5ca0cd71 GV |
7432 | if (enum_font_families_ex) |
7433 | enum_font_families_ex (ef.hdc, | |
7434 | &font_match_pattern, | |
7435 | (FONTENUMPROC) enum_fontex_cb1, | |
7436 | (LPARAM) &ef, 0); | |
7437 | else | |
7438 | EnumFontFamilies (ef.hdc, NULL, (FONTENUMPROC) enum_font_cb1, | |
7439 | (LPARAM)&ef); | |
4587b026 | 7440 | |
33d52f9c | 7441 | ReleaseDC (dpyinfo->root_window, ef.hdc); |
4587b026 GV |
7442 | } |
7443 | ||
7444 | UNBLOCK_INPUT; | |
23afac8f | 7445 | list = ef.list; |
4587b026 GV |
7446 | |
7447 | /* Make a list of the fonts we got back. | |
7448 | Store that in the font cache for the display. */ | |
f3fbd155 KR |
7449 | XSETCDR (dpyinfo->name_list_element, |
7450 | Fcons (Fcons (tpat, list), | |
7451 | XCDR (dpyinfo->name_list_element))); | |
4587b026 GV |
7452 | |
7453 | label_cached: | |
7454 | if (NILP (list)) continue; /* Try the remaining alternatives. */ | |
7455 | ||
7456 | newlist = second_best = Qnil; | |
7457 | ||
7d0393cf | 7458 | /* Make a list of the fonts that have the right width. */ |
8e713be6 | 7459 | for (; CONSP (list); list = XCDR (list)) |
4587b026 GV |
7460 | { |
7461 | int found_size; | |
8e713be6 | 7462 | tem = XCAR (list); |
4587b026 GV |
7463 | |
7464 | if (!CONSP (tem)) | |
7465 | continue; | |
8e713be6 | 7466 | if (NILP (XCAR (tem))) |
4587b026 GV |
7467 | continue; |
7468 | if (!size) | |
7469 | { | |
8e713be6 | 7470 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 | 7471 | n_fonts++; |
bd11cc09 | 7472 | if (maxnames >= 0 && n_fonts >= maxnames) |
5ca0cd71 GV |
7473 | break; |
7474 | else | |
7475 | continue; | |
4587b026 | 7476 | } |
8e713be6 | 7477 | if (!INTEGERP (XCDR (tem))) |
4587b026 GV |
7478 | { |
7479 | /* Since we don't yet know the size of the font, we must | |
7480 | load it and try GetTextMetrics. */ | |
4587b026 GV |
7481 | W32FontStruct thisinfo; |
7482 | LOGFONT lf; | |
7483 | HDC hdc; | |
7484 | HANDLE oldobj; | |
7485 | ||
d5db4077 | 7486 | if (!x_to_w32_font (SDATA (XCAR (tem)), &lf)) |
4587b026 GV |
7487 | continue; |
7488 | ||
7489 | BLOCK_INPUT; | |
33d52f9c | 7490 | thisinfo.bdf = NULL; |
4587b026 GV |
7491 | thisinfo.hfont = CreateFontIndirect (&lf); |
7492 | if (thisinfo.hfont == NULL) | |
7493 | continue; | |
7494 | ||
7495 | hdc = GetDC (dpyinfo->root_window); | |
7496 | oldobj = SelectObject (hdc, thisinfo.hfont); | |
7497 | if (GetTextMetrics (hdc, &thisinfo.tm)) | |
f3fbd155 | 7498 | XSETCDR (tem, make_number (FONT_WIDTH (&thisinfo))); |
4587b026 | 7499 | else |
f3fbd155 | 7500 | XSETCDR (tem, make_number (0)); |
4587b026 GV |
7501 | SelectObject (hdc, oldobj); |
7502 | ReleaseDC (dpyinfo->root_window, hdc); | |
7503 | DeleteObject(thisinfo.hfont); | |
7504 | UNBLOCK_INPUT; | |
7505 | } | |
8e713be6 | 7506 | found_size = XINT (XCDR (tem)); |
4587b026 | 7507 | if (found_size == size) |
5ca0cd71 | 7508 | { |
8e713be6 | 7509 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 | 7510 | n_fonts++; |
bd11cc09 | 7511 | if (maxnames >= 0 && n_fonts >= maxnames) |
5ca0cd71 GV |
7512 | break; |
7513 | } | |
4587b026 GV |
7514 | /* keep track of the closest matching size in case |
7515 | no exact match is found. */ | |
7516 | else if (found_size > 0) | |
7517 | { | |
7518 | if (NILP (second_best)) | |
7519 | second_best = tem; | |
7d0393cf | 7520 | |
4587b026 GV |
7521 | else if (found_size < size) |
7522 | { | |
8e713be6 KR |
7523 | if (XINT (XCDR (second_best)) > size |
7524 | || XINT (XCDR (second_best)) < found_size) | |
4587b026 GV |
7525 | second_best = tem; |
7526 | } | |
7527 | else | |
7528 | { | |
8e713be6 KR |
7529 | if (XINT (XCDR (second_best)) > size |
7530 | && XINT (XCDR (second_best)) > | |
4587b026 GV |
7531 | found_size) |
7532 | second_best = tem; | |
7533 | } | |
7534 | } | |
7535 | } | |
7536 | ||
7537 | if (!NILP (newlist)) | |
7538 | break; | |
7539 | else if (!NILP (second_best)) | |
7540 | { | |
8e713be6 | 7541 | newlist = Fcons (XCAR (second_best), Qnil); |
4587b026 GV |
7542 | break; |
7543 | } | |
7544 | } | |
7545 | ||
33d52f9c | 7546 | /* Include any bdf fonts. */ |
bd11cc09 | 7547 | if (n_fonts < maxnames || maxnames < 0) |
33d52f9c GV |
7548 | { |
7549 | Lisp_Object combined[2]; | |
5ca0cd71 | 7550 | combined[0] = w32_list_bdf_fonts (pattern, maxnames - n_fonts); |
33d52f9c GV |
7551 | combined[1] = newlist; |
7552 | newlist = Fnconc(2, combined); | |
7553 | } | |
7554 | ||
4587b026 GV |
7555 | return newlist; |
7556 | } | |
7557 | ||
5ca0cd71 | 7558 | |
4587b026 GV |
7559 | /* Return a pointer to struct font_info of font FONT_IDX of frame F. */ |
7560 | struct font_info * | |
7561 | w32_get_font_info (f, font_idx) | |
7562 | FRAME_PTR f; | |
7563 | int font_idx; | |
7564 | { | |
7565 | return (FRAME_W32_FONT_TABLE (f) + font_idx); | |
7566 | } | |
7567 | ||
7568 | ||
7569 | struct font_info* | |
7570 | w32_query_font (struct frame *f, char *fontname) | |
7571 | { | |
7572 | int i; | |
7573 | struct font_info *pfi; | |
7574 | ||
7575 | pfi = FRAME_W32_FONT_TABLE (f); | |
7576 | ||
7577 | for (i = 0; i < one_w32_display_info.n_fonts ;i++, pfi++) | |
7578 | { | |
7579 | if (strcmp(pfi->name, fontname) == 0) return pfi; | |
7580 | } | |
7581 | ||
7582 | return NULL; | |
7583 | } | |
7584 | ||
7585 | /* Find a CCL program for a font specified by FONTP, and set the member | |
7586 | `encoder' of the structure. */ | |
7587 | ||
7588 | void | |
7589 | w32_find_ccl_program (fontp) | |
7590 | struct font_info *fontp; | |
7591 | { | |
3545439c | 7592 | Lisp_Object list, elt; |
4587b026 | 7593 | |
8e713be6 | 7594 | for (list = Vfont_ccl_encoder_alist; CONSP (list); list = XCDR (list)) |
4587b026 | 7595 | { |
8e713be6 | 7596 | elt = XCAR (list); |
4587b026 | 7597 | if (CONSP (elt) |
8e713be6 KR |
7598 | && STRINGP (XCAR (elt)) |
7599 | && (fast_c_string_match_ignore_case (XCAR (elt), fontp->name) | |
4587b026 | 7600 | >= 0)) |
3545439c KH |
7601 | break; |
7602 | } | |
7603 | if (! NILP (list)) | |
7604 | { | |
17eedd00 KH |
7605 | struct ccl_program *ccl |
7606 | = (struct ccl_program *) xmalloc (sizeof (struct ccl_program)); | |
3545439c | 7607 | |
8e713be6 | 7608 | if (setup_ccl_program (ccl, XCDR (elt)) < 0) |
3545439c KH |
7609 | xfree (ccl); |
7610 | else | |
7611 | fontp->font_encoder = ccl; | |
4587b026 GV |
7612 | } |
7613 | } | |
7614 | ||
7615 | \f | |
8edb0a6f JR |
7616 | /* Find BDF files in a specified directory. (use GCPRO when calling, |
7617 | as this calls lisp to get a directory listing). */ | |
7618 | static Lisp_Object | |
7619 | w32_find_bdf_fonts_in_dir (Lisp_Object directory) | |
7620 | { | |
7621 | Lisp_Object filelist, list = Qnil; | |
7622 | char fontname[100]; | |
7623 | ||
7624 | if (!STRINGP(directory)) | |
7625 | return Qnil; | |
7626 | ||
7627 | filelist = Fdirectory_files (directory, Qt, | |
7628 | build_string (".*\\.[bB][dD][fF]"), Qt); | |
7629 | ||
7630 | for ( ; CONSP(filelist); filelist = XCDR (filelist)) | |
7631 | { | |
7632 | Lisp_Object filename = XCAR (filelist); | |
d5db4077 | 7633 | if (w32_BDF_to_x_font (SDATA (filename), fontname, 100)) |
8edb0a6f JR |
7634 | store_in_alist (&list, build_string (fontname), filename); |
7635 | } | |
7636 | return list; | |
7637 | } | |
7638 | ||
6fc2811b JR |
7639 | DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts, Sw32_find_bdf_fonts, |
7640 | 1, 1, 0, | |
b3700ae7 JR |
7641 | doc: /* Return a list of BDF fonts in DIR. |
7642 | The list is suitable for appending to w32-bdf-filename-alist. Fonts | |
7643 | which do not contain an xlfd description will not be included in the | |
7644 | list. DIR may be a list of directories. */) | |
6fc2811b JR |
7645 | (directory) |
7646 | Lisp_Object directory; | |
7647 | { | |
7648 | Lisp_Object list = Qnil; | |
7649 | struct gcpro gcpro1, gcpro2; | |
ee78dc32 | 7650 | |
6fc2811b JR |
7651 | if (!CONSP (directory)) |
7652 | return w32_find_bdf_fonts_in_dir (directory); | |
ee78dc32 | 7653 | |
6fc2811b | 7654 | for ( ; CONSP (directory); directory = XCDR (directory)) |
ee78dc32 | 7655 | { |
6fc2811b JR |
7656 | Lisp_Object pair[2]; |
7657 | pair[0] = list; | |
7658 | pair[1] = Qnil; | |
7659 | GCPRO2 (directory, list); | |
7660 | pair[1] = w32_find_bdf_fonts_in_dir( XCAR (directory) ); | |
7661 | list = Fnconc( 2, pair ); | |
7662 | UNGCPRO; | |
7663 | } | |
7664 | return list; | |
7665 | } | |
ee78dc32 | 7666 | |
6fc2811b JR |
7667 | \f |
7668 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, | |
74e1aeec | 7669 | doc: /* Internal function called by `color-defined-p', which see. */) |
6fc2811b JR |
7670 | (color, frame) |
7671 | Lisp_Object color, frame; | |
7672 | { | |
7673 | XColor foo; | |
7674 | FRAME_PTR f = check_x_frame (frame); | |
ee78dc32 | 7675 | |
b7826503 | 7676 | CHECK_STRING (color); |
ee78dc32 | 7677 | |
d5db4077 | 7678 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
6fc2811b JR |
7679 | return Qt; |
7680 | else | |
7681 | return Qnil; | |
7682 | } | |
ee78dc32 | 7683 | |
2d764c78 | 7684 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
74e1aeec | 7685 | doc: /* Internal function called by `color-values', which see. */) |
ee78dc32 GV |
7686 | (color, frame) |
7687 | Lisp_Object color, frame; | |
7688 | { | |
6fc2811b | 7689 | XColor foo; |
ee78dc32 GV |
7690 | FRAME_PTR f = check_x_frame (frame); |
7691 | ||
b7826503 | 7692 | CHECK_STRING (color); |
ee78dc32 | 7693 | |
d5db4077 | 7694 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
ee78dc32 GV |
7695 | { |
7696 | Lisp_Object rgb[3]; | |
7697 | ||
6fc2811b JR |
7698 | rgb[0] = make_number ((GetRValue (foo.pixel) << 8) |
7699 | | GetRValue (foo.pixel)); | |
7700 | rgb[1] = make_number ((GetGValue (foo.pixel) << 8) | |
7701 | | GetGValue (foo.pixel)); | |
7702 | rgb[2] = make_number ((GetBValue (foo.pixel) << 8) | |
7703 | | GetBValue (foo.pixel)); | |
ee78dc32 GV |
7704 | return Flist (3, rgb); |
7705 | } | |
7706 | else | |
7707 | return Qnil; | |
7708 | } | |
7709 | ||
2d764c78 | 7710 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
74e1aeec | 7711 | doc: /* Internal function called by `display-color-p', which see. */) |
ee78dc32 GV |
7712 | (display) |
7713 | Lisp_Object display; | |
7714 | { | |
fbd6baed | 7715 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7716 | |
7717 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) | |
7718 | return Qnil; | |
7719 | ||
7720 | return Qt; | |
7721 | } | |
7722 | ||
74e1aeec JR |
7723 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, |
7724 | Sx_display_grayscale_p, 0, 1, 0, | |
7725 | doc: /* Return t if the X display supports shades of gray. | |
7726 | Note that color displays do support shades of gray. | |
7727 | The optional argument DISPLAY specifies which display to ask about. | |
7728 | DISPLAY should be either a frame or a display name (a string). | |
7729 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7730 | (display) |
7731 | Lisp_Object display; | |
7732 | { | |
fbd6baed | 7733 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7734 | |
7735 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) | |
7736 | return Qnil; | |
7737 | ||
7738 | return Qt; | |
7739 | } | |
7740 | ||
74e1aeec JR |
7741 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, |
7742 | Sx_display_pixel_width, 0, 1, 0, | |
7743 | doc: /* Returns the width in pixels of DISPLAY. | |
7744 | The optional argument DISPLAY specifies which display to ask about. | |
7745 | DISPLAY should be either a frame or a display name (a string). | |
7746 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7747 | (display) |
7748 | Lisp_Object display; | |
7749 | { | |
fbd6baed | 7750 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7751 | |
7752 | return make_number (dpyinfo->width); | |
7753 | } | |
7754 | ||
7755 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
74e1aeec JR |
7756 | Sx_display_pixel_height, 0, 1, 0, |
7757 | doc: /* Returns the height in pixels of DISPLAY. | |
7758 | The optional argument DISPLAY specifies which display to ask about. | |
7759 | DISPLAY should be either a frame or a display name (a string). | |
7760 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7761 | (display) |
7762 | Lisp_Object display; | |
7763 | { | |
fbd6baed | 7764 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7765 | |
7766 | return make_number (dpyinfo->height); | |
7767 | } | |
7768 | ||
7769 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
74e1aeec JR |
7770 | 0, 1, 0, |
7771 | doc: /* Returns the number of bitplanes of DISPLAY. | |
7772 | The optional argument DISPLAY specifies which display to ask about. | |
7773 | DISPLAY should be either a frame or a display name (a string). | |
7774 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7775 | (display) |
7776 | Lisp_Object display; | |
7777 | { | |
fbd6baed | 7778 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7779 | |
7780 | return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); | |
7781 | } | |
7782 | ||
7783 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
74e1aeec JR |
7784 | 0, 1, 0, |
7785 | doc: /* Returns the number of color cells of DISPLAY. | |
7786 | The optional argument DISPLAY specifies which display to ask about. | |
7787 | DISPLAY should be either a frame or a display name (a string). | |
7788 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7789 | (display) |
7790 | Lisp_Object display; | |
7791 | { | |
fbd6baed | 7792 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7793 | HDC hdc; |
7794 | int cap; | |
7795 | ||
5ac45f98 GV |
7796 | hdc = GetDC (dpyinfo->root_window); |
7797 | if (dpyinfo->has_palette) | |
7798 | cap = GetDeviceCaps (hdc,SIZEPALETTE); | |
7799 | else | |
7800 | cap = GetDeviceCaps (hdc,NUMCOLORS); | |
abf8c61b | 7801 | |
007776bc JB |
7802 | /* We force 24+ bit depths to 24-bit, both to prevent an overflow |
7803 | and because probably is more meaningful on Windows anyway */ | |
abf8c61b | 7804 | if (cap < 0) |
007776bc | 7805 | cap = 1 << min(dpyinfo->n_planes * dpyinfo->n_cbits, 24); |
7d0393cf | 7806 | |
ee78dc32 | 7807 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 7808 | |
ee78dc32 GV |
7809 | return make_number (cap); |
7810 | } | |
7811 | ||
7812 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, | |
7813 | Sx_server_max_request_size, | |
74e1aeec JR |
7814 | 0, 1, 0, |
7815 | doc: /* Returns the maximum request size of the server of DISPLAY. | |
7816 | The optional argument DISPLAY specifies which display to ask about. | |
7817 | DISPLAY should be either a frame or a display name (a string). | |
7818 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7819 | (display) |
7820 | Lisp_Object display; | |
7821 | { | |
fbd6baed | 7822 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7823 | |
7824 | return make_number (1); | |
7825 | } | |
7826 | ||
7827 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, | |
74e1aeec JR |
7828 | doc: /* Returns the vendor ID string of the W32 system (Microsoft). |
7829 | The optional argument DISPLAY specifies which display to ask about. | |
7830 | DISPLAY should be either a frame or a display name (a string). | |
7831 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7832 | (display) |
7833 | Lisp_Object display; | |
7834 | { | |
dfff8a69 | 7835 | return build_string ("Microsoft Corp."); |
ee78dc32 GV |
7836 | } |
7837 | ||
7838 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
74e1aeec JR |
7839 | doc: /* Returns the version numbers of the server of DISPLAY. |
7840 | The value is a list of three integers: the major and minor | |
7841 | version numbers, and the vendor-specific release | |
7842 | number. See also the function `x-server-vendor'. | |
7843 | ||
7844 | The optional argument DISPLAY specifies which display to ask about. | |
7845 | DISPLAY should be either a frame or a display name (a string). | |
7846 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7847 | (display) |
7848 | Lisp_Object display; | |
7849 | { | |
fbd6baed | 7850 | return Fcons (make_number (w32_major_version), |
58e0f0e4 AI |
7851 | Fcons (make_number (w32_minor_version), |
7852 | Fcons (make_number (w32_build_number), Qnil))); | |
ee78dc32 GV |
7853 | } |
7854 | ||
7855 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
74e1aeec JR |
7856 | doc: /* Returns the number of screens on the server of DISPLAY. |
7857 | The optional argument DISPLAY specifies which display to ask about. | |
7858 | DISPLAY should be either a frame or a display name (a string). | |
7859 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7860 | (display) |
7861 | Lisp_Object display; | |
7862 | { | |
ee78dc32 GV |
7863 | return make_number (1); |
7864 | } | |
7865 | ||
74e1aeec JR |
7866 | DEFUN ("x-display-mm-height", Fx_display_mm_height, |
7867 | Sx_display_mm_height, 0, 1, 0, | |
7868 | doc: /* Returns the height in millimeters of DISPLAY. | |
7869 | The optional argument DISPLAY specifies which display to ask about. | |
7870 | DISPLAY should be either a frame or a display name (a string). | |
7871 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7872 | (display) |
7873 | Lisp_Object display; | |
7874 | { | |
fbd6baed | 7875 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7876 | HDC hdc; |
7877 | int cap; | |
7878 | ||
5ac45f98 | 7879 | hdc = GetDC (dpyinfo->root_window); |
7d0393cf | 7880 | |
ee78dc32 | 7881 | cap = GetDeviceCaps (hdc, VERTSIZE); |
7d0393cf | 7882 | |
ee78dc32 | 7883 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 7884 | |
ee78dc32 GV |
7885 | return make_number (cap); |
7886 | } | |
7887 | ||
7888 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
74e1aeec JR |
7889 | doc: /* Returns the width in millimeters of DISPLAY. |
7890 | The optional argument DISPLAY specifies which display to ask about. | |
7891 | DISPLAY should be either a frame or a display name (a string). | |
7892 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7893 | (display) |
7894 | Lisp_Object display; | |
7895 | { | |
fbd6baed | 7896 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7897 | |
7898 | HDC hdc; | |
7899 | int cap; | |
7900 | ||
5ac45f98 | 7901 | hdc = GetDC (dpyinfo->root_window); |
7d0393cf | 7902 | |
ee78dc32 | 7903 | cap = GetDeviceCaps (hdc, HORZSIZE); |
7d0393cf | 7904 | |
ee78dc32 | 7905 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 7906 | |
ee78dc32 GV |
7907 | return make_number (cap); |
7908 | } | |
7909 | ||
7910 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
74e1aeec JR |
7911 | Sx_display_backing_store, 0, 1, 0, |
7912 | doc: /* Returns an indication of whether DISPLAY does backing store. | |
7913 | The value may be `always', `when-mapped', or `not-useful'. | |
7914 | The optional argument DISPLAY specifies which display to ask about. | |
7915 | DISPLAY should be either a frame or a display name (a string). | |
7916 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7917 | (display) |
7918 | Lisp_Object display; | |
7919 | { | |
7920 | return intern ("not-useful"); | |
7921 | } | |
7922 | ||
7923 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
74e1aeec JR |
7924 | Sx_display_visual_class, 0, 1, 0, |
7925 | doc: /* Returns the visual class of DISPLAY. | |
7926 | The value is one of the symbols `static-gray', `gray-scale', | |
7927 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
7928 | ||
7929 | The optional argument DISPLAY specifies which display to ask about. | |
7930 | DISPLAY should be either a frame or a display name (a string). | |
7931 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7932 | (display) |
7933 | Lisp_Object display; | |
7934 | { | |
fbd6baed | 7935 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
abf8c61b | 7936 | Lisp_Object result = Qnil; |
ee78dc32 | 7937 | |
abf8c61b AI |
7938 | if (dpyinfo->has_palette) |
7939 | result = intern ("pseudo-color"); | |
7940 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 1) | |
7941 | result = intern ("static-grey"); | |
7942 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 4) | |
7943 | result = intern ("static-color"); | |
7944 | else if (dpyinfo->n_planes * dpyinfo->n_cbits > 8) | |
7945 | result = intern ("true-color"); | |
ee78dc32 | 7946 | |
abf8c61b | 7947 | return result; |
ee78dc32 GV |
7948 | } |
7949 | ||
7950 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
74e1aeec JR |
7951 | Sx_display_save_under, 0, 1, 0, |
7952 | doc: /* Returns t if DISPLAY supports the save-under feature. | |
7953 | The optional argument DISPLAY specifies which display to ask about. | |
7954 | DISPLAY should be either a frame or a display name (a string). | |
7955 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7956 | (display) |
7957 | Lisp_Object display; | |
7958 | { | |
6fc2811b JR |
7959 | return Qnil; |
7960 | } | |
7961 | \f | |
7962 | int | |
7963 | x_pixel_width (f) | |
7964 | register struct frame *f; | |
7965 | { | |
7966 | return PIXEL_WIDTH (f); | |
7967 | } | |
7968 | ||
7969 | int | |
7970 | x_pixel_height (f) | |
7971 | register struct frame *f; | |
7972 | { | |
7973 | return PIXEL_HEIGHT (f); | |
7974 | } | |
7975 | ||
7976 | int | |
7977 | x_char_width (f) | |
7978 | register struct frame *f; | |
7979 | { | |
7980 | return FONT_WIDTH (f->output_data.w32->font); | |
7981 | } | |
7982 | ||
7983 | int | |
7984 | x_char_height (f) | |
7985 | register struct frame *f; | |
7986 | { | |
7987 | return f->output_data.w32->line_height; | |
7988 | } | |
7989 | ||
7990 | int | |
7991 | x_screen_planes (f) | |
7992 | register struct frame *f; | |
7993 | { | |
7994 | return FRAME_W32_DISPLAY_INFO (f)->n_planes; | |
7995 | } | |
7996 | \f | |
7997 | /* Return the display structure for the display named NAME. | |
7998 | Open a new connection if necessary. */ | |
7999 | ||
8000 | struct w32_display_info * | |
8001 | x_display_info_for_name (name) | |
8002 | Lisp_Object name; | |
8003 | { | |
8004 | Lisp_Object names; | |
8005 | struct w32_display_info *dpyinfo; | |
8006 | ||
b7826503 | 8007 | CHECK_STRING (name); |
6fc2811b JR |
8008 | |
8009 | for (dpyinfo = &one_w32_display_info, names = w32_display_name_list; | |
8010 | dpyinfo; | |
8011 | dpyinfo = dpyinfo->next, names = XCDR (names)) | |
8012 | { | |
8013 | Lisp_Object tem; | |
8014 | tem = Fstring_equal (XCAR (XCAR (names)), name); | |
8015 | if (!NILP (tem)) | |
8016 | return dpyinfo; | |
8017 | } | |
8018 | ||
8019 | /* Use this general default value to start with. */ | |
8020 | Vx_resource_name = Vinvocation_name; | |
8021 | ||
8022 | validate_x_resource_name (); | |
8023 | ||
8024 | dpyinfo = w32_term_init (name, (unsigned char *)0, | |
d5db4077 | 8025 | (char *) SDATA (Vx_resource_name)); |
6fc2811b JR |
8026 | |
8027 | if (dpyinfo == 0) | |
d5db4077 | 8028 | error ("Cannot connect to server %s", SDATA (name)); |
6fc2811b JR |
8029 | |
8030 | w32_in_use = 1; | |
8031 | XSETFASTINT (Vwindow_system_version, 3); | |
8032 | ||
8033 | return dpyinfo; | |
8034 | } | |
8035 | ||
8036 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, | |
74e1aeec JR |
8037 | 1, 3, 0, doc: /* Open a connection to a server. |
8038 | DISPLAY is the name of the display to connect to. | |
8039 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
8040 | If the optional third arg MUST-SUCCEED is non-nil, | |
8041 | terminate Emacs if we can't open the connection. */) | |
6fc2811b JR |
8042 | (display, xrm_string, must_succeed) |
8043 | Lisp_Object display, xrm_string, must_succeed; | |
8044 | { | |
8045 | unsigned char *xrm_option; | |
8046 | struct w32_display_info *dpyinfo; | |
8047 | ||
74e1aeec JR |
8048 | /* If initialization has already been done, return now to avoid |
8049 | overwriting critical parts of one_w32_display_info. */ | |
8050 | if (w32_in_use) | |
8051 | return Qnil; | |
8052 | ||
b7826503 | 8053 | CHECK_STRING (display); |
6fc2811b | 8054 | if (! NILP (xrm_string)) |
b7826503 | 8055 | CHECK_STRING (xrm_string); |
6fc2811b JR |
8056 | |
8057 | if (! EQ (Vwindow_system, intern ("w32"))) | |
8058 | error ("Not using Microsoft Windows"); | |
8059 | ||
8060 | /* Allow color mapping to be defined externally; first look in user's | |
8061 | HOME directory, then in Emacs etc dir for a file called rgb.txt. */ | |
8062 | { | |
8063 | Lisp_Object color_file; | |
8064 | struct gcpro gcpro1; | |
8065 | ||
8066 | color_file = build_string("~/rgb.txt"); | |
8067 | ||
8068 | GCPRO1 (color_file); | |
8069 | ||
8070 | if (NILP (Ffile_readable_p (color_file))) | |
8071 | color_file = | |
8072 | Fexpand_file_name (build_string ("rgb.txt"), | |
8073 | Fsymbol_value (intern ("data-directory"))); | |
8074 | ||
8075 | Vw32_color_map = Fw32_load_color_file (color_file); | |
8076 | ||
8077 | UNGCPRO; | |
8078 | } | |
8079 | if (NILP (Vw32_color_map)) | |
8080 | Vw32_color_map = Fw32_default_color_map (); | |
8081 | ||
8082 | if (! NILP (xrm_string)) | |
d5db4077 | 8083 | xrm_option = (unsigned char *) SDATA (xrm_string); |
6fc2811b JR |
8084 | else |
8085 | xrm_option = (unsigned char *) 0; | |
8086 | ||
8087 | /* Use this general default value to start with. */ | |
8088 | /* First remove .exe suffix from invocation-name - it looks ugly. */ | |
8089 | { | |
8090 | char basename[ MAX_PATH ], *str; | |
8091 | ||
d5db4077 | 8092 | strcpy (basename, SDATA (Vinvocation_name)); |
6fc2811b JR |
8093 | str = strrchr (basename, '.'); |
8094 | if (str) *str = 0; | |
8095 | Vinvocation_name = build_string (basename); | |
8096 | } | |
8097 | Vx_resource_name = Vinvocation_name; | |
8098 | ||
8099 | validate_x_resource_name (); | |
8100 | ||
8101 | /* This is what opens the connection and sets x_current_display. | |
8102 | This also initializes many symbols, such as those used for input. */ | |
8103 | dpyinfo = w32_term_init (display, xrm_option, | |
d5db4077 | 8104 | (char *) SDATA (Vx_resource_name)); |
6fc2811b JR |
8105 | |
8106 | if (dpyinfo == 0) | |
8107 | { | |
8108 | if (!NILP (must_succeed)) | |
8109 | fatal ("Cannot connect to server %s.\n", | |
d5db4077 | 8110 | SDATA (display)); |
6fc2811b | 8111 | else |
d5db4077 | 8112 | error ("Cannot connect to server %s", SDATA (display)); |
6fc2811b JR |
8113 | } |
8114 | ||
8115 | w32_in_use = 1; | |
8116 | ||
8117 | XSETFASTINT (Vwindow_system_version, 3); | |
8118 | return Qnil; | |
8119 | } | |
8120 | ||
8121 | DEFUN ("x-close-connection", Fx_close_connection, | |
8122 | Sx_close_connection, 1, 1, 0, | |
74e1aeec JR |
8123 | doc: /* Close the connection to DISPLAY's server. |
8124 | For DISPLAY, specify either a frame or a display name (a string). | |
8125 | If DISPLAY is nil, that stands for the selected frame's display. */) | |
6fc2811b JR |
8126 | (display) |
8127 | Lisp_Object display; | |
8128 | { | |
8129 | struct w32_display_info *dpyinfo = check_x_display_info (display); | |
8130 | int i; | |
8131 | ||
8132 | if (dpyinfo->reference_count > 0) | |
8133 | error ("Display still has frames on it"); | |
8134 | ||
8135 | BLOCK_INPUT; | |
8136 | /* Free the fonts in the font table. */ | |
8137 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8138 | if (dpyinfo->font_table[i].name) | |
8139 | { | |
126f2e35 JR |
8140 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
8141 | xfree (dpyinfo->font_table[i].full_name); | |
6fc2811b | 8142 | xfree (dpyinfo->font_table[i].name); |
6fc2811b JR |
8143 | w32_unload_font (dpyinfo, dpyinfo->font_table[i].font); |
8144 | } | |
8145 | x_destroy_all_bitmaps (dpyinfo); | |
8146 | ||
8147 | x_delete_display (dpyinfo); | |
8148 | UNBLOCK_INPUT; | |
8149 | ||
8150 | return Qnil; | |
8151 | } | |
8152 | ||
8153 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, | |
74e1aeec | 8154 | doc: /* Return the list of display names that Emacs has connections to. */) |
6fc2811b JR |
8155 | () |
8156 | { | |
8157 | Lisp_Object tail, result; | |
8158 | ||
8159 | result = Qnil; | |
8160 | for (tail = w32_display_name_list; ! NILP (tail); tail = XCDR (tail)) | |
8161 | result = Fcons (XCAR (XCAR (tail)), result); | |
8162 | ||
8163 | return result; | |
8164 | } | |
8165 | ||
8166 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
0a332240 PJ |
8167 | doc: /* This is a noop on W32 systems. */) |
8168 | (on, display) | |
8169 | Lisp_Object display, on; | |
6fc2811b | 8170 | { |
6fc2811b JR |
8171 | return Qnil; |
8172 | } | |
8173 | ||
8174 | \f | |
6fc2811b JR |
8175 | /*********************************************************************** |
8176 | Image types | |
8177 | ***********************************************************************/ | |
8178 | ||
8179 | /* Value is the number of elements of vector VECTOR. */ | |
8180 | ||
8181 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
8182 | ||
8183 | /* List of supported image types. Use define_image_type to add new | |
8184 | types. Use lookup_image_type to find a type for a given symbol. */ | |
8185 | ||
8186 | static struct image_type *image_types; | |
8187 | ||
6fc2811b JR |
8188 | /* The symbol `image' which is the car of the lists used to represent |
8189 | images in Lisp. */ | |
8190 | ||
8191 | extern Lisp_Object Qimage; | |
8192 | ||
8193 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
8194 | ||
8195 | Lisp_Object Qxbm; | |
8196 | ||
8197 | /* Keywords. */ | |
8198 | ||
6fc2811b | 8199 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
77814035 KS |
8200 | extern Lisp_Object QCdata, QCtype; |
8201 | Lisp_Object QCascent, QCmargin, QCrelief; | |
a93f4566 | 8202 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
3cf3436e | 8203 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
6fc2811b JR |
8204 | |
8205 | /* Other symbols. */ | |
8206 | ||
3cf3436e | 8207 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
6fc2811b JR |
8208 | |
8209 | /* Time in seconds after which images should be removed from the cache | |
8210 | if not displayed. */ | |
8211 | ||
8212 | Lisp_Object Vimage_cache_eviction_delay; | |
8213 | ||
8214 | /* Function prototypes. */ | |
8215 | ||
8216 | static void define_image_type P_ ((struct image_type *type)); | |
8217 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
8218 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
8219 | static void x_laplace P_ ((struct frame *, struct image *)); | |
3cf3436e | 8220 | static void x_emboss P_ ((struct frame *, struct image *)); |
6fc2811b JR |
8221 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
8222 | Lisp_Object)); | |
8223 | ||
dfff8a69 | 8224 | |
6fc2811b JR |
8225 | /* Define a new image type from TYPE. This adds a copy of TYPE to |
8226 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
8227 | ||
8228 | static void | |
8229 | define_image_type (type) | |
8230 | struct image_type *type; | |
8231 | { | |
8232 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
8233 | The initialized data segment is read-only. */ | |
8234 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
8235 | bcopy (type, p, sizeof *p); | |
8236 | p->next = image_types; | |
8237 | image_types = p; | |
8238 | Vimage_types = Fcons (*p->type, Vimage_types); | |
8239 | } | |
8240 | ||
8241 | ||
8242 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
8243 | structure. Value is null if SYMBOL is not a known image type. */ | |
8244 | ||
8245 | static INLINE struct image_type * | |
8246 | lookup_image_type (symbol) | |
8247 | Lisp_Object symbol; | |
8248 | { | |
8249 | struct image_type *type; | |
8250 | ||
8251 | for (type = image_types; type; type = type->next) | |
8252 | if (EQ (symbol, *type->type)) | |
8253 | break; | |
8254 | ||
8255 | return type; | |
8256 | } | |
8257 | ||
8258 | ||
8259 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
8260 | valid image specification is a list whose car is the symbol | |
8261 | `image', and whose rest is a property list. The property list must | |
8262 | contain a value for key `:type'. That value must be the name of a | |
8263 | supported image type. The rest of the property list depends on the | |
8264 | image type. */ | |
8265 | ||
8266 | int | |
8267 | valid_image_p (object) | |
8268 | Lisp_Object object; | |
8269 | { | |
8270 | int valid_p = 0; | |
7d0393cf | 8271 | |
6fc2811b JR |
8272 | if (CONSP (object) && EQ (XCAR (object), Qimage)) |
8273 | { | |
3cf3436e JR |
8274 | Lisp_Object tem; |
8275 | ||
8276 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
8277 | if (EQ (XCAR (tem), QCtype)) | |
8278 | { | |
8279 | tem = XCDR (tem); | |
8280 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
8281 | { | |
8282 | struct image_type *type; | |
8283 | type = lookup_image_type (XCAR (tem)); | |
8284 | if (type) | |
8285 | valid_p = type->valid_p (object); | |
8286 | } | |
8287 | ||
8288 | break; | |
8289 | } | |
6fc2811b JR |
8290 | } |
8291 | ||
8292 | return valid_p; | |
8293 | } | |
8294 | ||
8295 | ||
8296 | /* Log error message with format string FORMAT and argument ARG. | |
8297 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
8298 | good idea because this would interrupt redisplay, and the error | |
8299 | message display would lead to another redisplay. This function | |
8300 | therefore simply displays a message. */ | |
8301 | ||
8302 | static void | |
8303 | image_error (format, arg1, arg2) | |
8304 | char *format; | |
8305 | Lisp_Object arg1, arg2; | |
8306 | { | |
8307 | add_to_log (format, arg1, arg2); | |
8308 | } | |
8309 | ||
8310 | ||
8311 | \f | |
8312 | /*********************************************************************** | |
8313 | Image specifications | |
8314 | ***********************************************************************/ | |
8315 | ||
8316 | enum image_value_type | |
8317 | { | |
8318 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
8319 | IMAGE_STRING_VALUE, | |
3cf3436e | 8320 | IMAGE_STRING_OR_NIL_VALUE, |
6fc2811b JR |
8321 | IMAGE_SYMBOL_VALUE, |
8322 | IMAGE_POSITIVE_INTEGER_VALUE, | |
8edb0a6f | 8323 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
6fc2811b | 8324 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
dfff8a69 | 8325 | IMAGE_ASCENT_VALUE, |
6fc2811b JR |
8326 | IMAGE_INTEGER_VALUE, |
8327 | IMAGE_FUNCTION_VALUE, | |
8328 | IMAGE_NUMBER_VALUE, | |
8329 | IMAGE_BOOL_VALUE | |
8330 | }; | |
8331 | ||
8332 | /* Structure used when parsing image specifications. */ | |
8333 | ||
8334 | struct image_keyword | |
8335 | { | |
8336 | /* Name of keyword. */ | |
8337 | char *name; | |
8338 | ||
8339 | /* The type of value allowed. */ | |
8340 | enum image_value_type type; | |
8341 | ||
8342 | /* Non-zero means key must be present. */ | |
8343 | int mandatory_p; | |
8344 | ||
8345 | /* Used to recognize duplicate keywords in a property list. */ | |
8346 | int count; | |
8347 | ||
8348 | /* The value that was found. */ | |
8349 | Lisp_Object value; | |
8350 | }; | |
8351 | ||
8352 | ||
8353 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, | |
8354 | int, Lisp_Object)); | |
8355 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); | |
8356 | ||
8357 | ||
8358 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
8359 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
8360 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
8361 | image_keywords structures of size NKEYWORDS describing other | |
8362 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ | |
8363 | ||
8364 | static int | |
8365 | parse_image_spec (spec, keywords, nkeywords, type) | |
8366 | Lisp_Object spec; | |
8367 | struct image_keyword *keywords; | |
8368 | int nkeywords; | |
8369 | Lisp_Object type; | |
8370 | { | |
8371 | int i; | |
8372 | Lisp_Object plist; | |
8373 | ||
8374 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
8375 | return 0; | |
8376 | ||
8377 | plist = XCDR (spec); | |
8378 | while (CONSP (plist)) | |
8379 | { | |
8380 | Lisp_Object key, value; | |
8381 | ||
8382 | /* First element of a pair must be a symbol. */ | |
8383 | key = XCAR (plist); | |
8384 | plist = XCDR (plist); | |
8385 | if (!SYMBOLP (key)) | |
8386 | return 0; | |
8387 | ||
8388 | /* There must follow a value. */ | |
8389 | if (!CONSP (plist)) | |
8390 | return 0; | |
8391 | value = XCAR (plist); | |
8392 | plist = XCDR (plist); | |
8393 | ||
8394 | /* Find key in KEYWORDS. Error if not found. */ | |
8395 | for (i = 0; i < nkeywords; ++i) | |
d5db4077 | 8396 | if (strcmp (keywords[i].name, SDATA (SYMBOL_NAME (key))) == 0) |
6fc2811b JR |
8397 | break; |
8398 | ||
8399 | if (i == nkeywords) | |
8400 | continue; | |
8401 | ||
8402 | /* Record that we recognized the keyword. If a keywords | |
8403 | was found more than once, it's an error. */ | |
8404 | keywords[i].value = value; | |
8405 | ++keywords[i].count; | |
7d0393cf | 8406 | |
6fc2811b JR |
8407 | if (keywords[i].count > 1) |
8408 | return 0; | |
8409 | ||
8410 | /* Check type of value against allowed type. */ | |
8411 | switch (keywords[i].type) | |
8412 | { | |
8413 | case IMAGE_STRING_VALUE: | |
8414 | if (!STRINGP (value)) | |
8415 | return 0; | |
8416 | break; | |
8417 | ||
3cf3436e JR |
8418 | case IMAGE_STRING_OR_NIL_VALUE: |
8419 | if (!STRINGP (value) && !NILP (value)) | |
8420 | return 0; | |
8421 | break; | |
8422 | ||
6fc2811b JR |
8423 | case IMAGE_SYMBOL_VALUE: |
8424 | if (!SYMBOLP (value)) | |
8425 | return 0; | |
8426 | break; | |
8427 | ||
8428 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
8429 | if (!INTEGERP (value) || XINT (value) <= 0) | |
8430 | return 0; | |
8431 | break; | |
8432 | ||
8edb0a6f JR |
8433 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
8434 | if (INTEGERP (value) && XINT (value) >= 0) | |
8435 | break; | |
8436 | if (CONSP (value) | |
8437 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
8438 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
8439 | break; | |
8440 | return 0; | |
8441 | ||
dfff8a69 JR |
8442 | case IMAGE_ASCENT_VALUE: |
8443 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
8444 | break; | |
8445 | else if (INTEGERP (value) | |
8446 | && XINT (value) >= 0 | |
8447 | && XINT (value) <= 100) | |
8448 | break; | |
8449 | return 0; | |
8450 | ||
6fc2811b JR |
8451 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
8452 | if (!INTEGERP (value) || XINT (value) < 0) | |
8453 | return 0; | |
8454 | break; | |
8455 | ||
8456 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
8457 | break; | |
8458 | ||
8459 | case IMAGE_FUNCTION_VALUE: | |
8460 | value = indirect_function (value); | |
7d0393cf | 8461 | if (SUBRP (value) |
6fc2811b JR |
8462 | || COMPILEDP (value) |
8463 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
8464 | break; | |
8465 | return 0; | |
8466 | ||
8467 | case IMAGE_NUMBER_VALUE: | |
8468 | if (!INTEGERP (value) && !FLOATP (value)) | |
8469 | return 0; | |
8470 | break; | |
8471 | ||
8472 | case IMAGE_INTEGER_VALUE: | |
8473 | if (!INTEGERP (value)) | |
8474 | return 0; | |
8475 | break; | |
8476 | ||
8477 | case IMAGE_BOOL_VALUE: | |
8478 | if (!NILP (value) && !EQ (value, Qt)) | |
8479 | return 0; | |
8480 | break; | |
8481 | ||
8482 | default: | |
8483 | abort (); | |
8484 | break; | |
8485 | } | |
8486 | ||
8487 | if (EQ (key, QCtype) && !EQ (type, value)) | |
8488 | return 0; | |
8489 | } | |
8490 | ||
8491 | /* Check that all mandatory fields are present. */ | |
8492 | for (i = 0; i < nkeywords; ++i) | |
8493 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
8494 | return 0; | |
8495 | ||
8496 | return NILP (plist); | |
8497 | } | |
8498 | ||
8499 | ||
8500 | /* Return the value of KEY in image specification SPEC. Value is nil | |
8501 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
8502 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
8503 | ||
8504 | static Lisp_Object | |
8505 | image_spec_value (spec, key, found) | |
8506 | Lisp_Object spec, key; | |
8507 | int *found; | |
8508 | { | |
8509 | Lisp_Object tail; | |
7d0393cf | 8510 | |
6fc2811b JR |
8511 | xassert (valid_image_p (spec)); |
8512 | ||
8513 | for (tail = XCDR (spec); | |
8514 | CONSP (tail) && CONSP (XCDR (tail)); | |
8515 | tail = XCDR (XCDR (tail))) | |
8516 | { | |
8517 | if (EQ (XCAR (tail), key)) | |
8518 | { | |
8519 | if (found) | |
8520 | *found = 1; | |
8521 | return XCAR (XCDR (tail)); | |
8522 | } | |
8523 | } | |
7d0393cf | 8524 | |
6fc2811b JR |
8525 | if (found) |
8526 | *found = 0; | |
8527 | return Qnil; | |
8528 | } | |
7d0393cf | 8529 | |
6fc2811b | 8530 | |
ac849ba4 JR |
8531 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
8532 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). | |
8533 | PIXELS non-nil means return the size in pixels, otherwise return the | |
8534 | size in canonical character units. | |
8535 | FRAME is the frame on which the image will be displayed. FRAME nil | |
8536 | or omitted means use the selected frame. */) | |
8537 | (spec, pixels, frame) | |
8538 | Lisp_Object spec, pixels, frame; | |
8539 | { | |
8540 | Lisp_Object size; | |
8541 | ||
8542 | size = Qnil; | |
8543 | if (valid_image_p (spec)) | |
8544 | { | |
8545 | struct frame *f = check_x_frame (frame); | |
8546 | int id = lookup_image (f, spec); | |
8547 | struct image *img = IMAGE_FROM_ID (f, id); | |
8548 | int width = img->width + 2 * img->hmargin; | |
8549 | int height = img->height + 2 * img->vmargin; | |
7d0393cf | 8550 | |
ac849ba4 JR |
8551 | if (NILP (pixels)) |
8552 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
8553 | make_float ((double) height / CANON_Y_UNIT (f))); | |
8554 | else | |
8555 | size = Fcons (make_number (width), make_number (height)); | |
8556 | } | |
8557 | else | |
8558 | error ("Invalid image specification"); | |
8559 | ||
8560 | return size; | |
8561 | } | |
8562 | ||
8563 | ||
8564 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, | |
8565 | doc: /* Return t if image SPEC has a mask bitmap. | |
8566 | FRAME is the frame on which the image will be displayed. FRAME nil | |
8567 | or omitted means use the selected frame. */) | |
8568 | (spec, frame) | |
8569 | Lisp_Object spec, frame; | |
8570 | { | |
8571 | Lisp_Object mask; | |
8572 | ||
8573 | mask = Qnil; | |
8574 | if (valid_image_p (spec)) | |
8575 | { | |
8576 | struct frame *f = check_x_frame (frame); | |
8577 | int id = lookup_image (f, spec); | |
8578 | struct image *img = IMAGE_FROM_ID (f, id); | |
8579 | if (img->mask) | |
8580 | mask = Qt; | |
8581 | } | |
8582 | else | |
8583 | error ("Invalid image specification"); | |
8584 | ||
8585 | return mask; | |
8586 | } | |
6fc2811b JR |
8587 | |
8588 | \f | |
8589 | /*********************************************************************** | |
8590 | Image type independent image structures | |
8591 | ***********************************************************************/ | |
8592 | ||
8593 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
8594 | static void free_image P_ ((struct frame *f, struct image *img)); | |
197edd35 | 8595 | static void x_destroy_x_image P_ ((XImage *)); |
6fc2811b JR |
8596 | |
8597 | ||
8598 | /* Allocate and return a new image structure for image specification | |
8599 | SPEC. SPEC has a hash value of HASH. */ | |
8600 | ||
8601 | static struct image * | |
8602 | make_image (spec, hash) | |
8603 | Lisp_Object spec; | |
8604 | unsigned hash; | |
8605 | { | |
8606 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
7d0393cf | 8607 | |
6fc2811b JR |
8608 | xassert (valid_image_p (spec)); |
8609 | bzero (img, sizeof *img); | |
8610 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
8611 | xassert (img->type != NULL); | |
8612 | img->spec = spec; | |
8613 | img->data.lisp_val = Qnil; | |
8614 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
8615 | img->hash = hash; | |
8616 | return img; | |
8617 | } | |
8618 | ||
8619 | ||
8620 | /* Free image IMG which was used on frame F, including its resources. */ | |
8621 | ||
8622 | static void | |
8623 | free_image (f, img) | |
8624 | struct frame *f; | |
8625 | struct image *img; | |
8626 | { | |
8627 | if (img) | |
8628 | { | |
8629 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8630 | ||
8631 | /* Remove IMG from the hash table of its cache. */ | |
8632 | if (img->prev) | |
8633 | img->prev->next = img->next; | |
8634 | else | |
8635 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
8636 | ||
8637 | if (img->next) | |
8638 | img->next->prev = img->prev; | |
8639 | ||
8640 | c->images[img->id] = NULL; | |
8641 | ||
8642 | /* Free resources, then free IMG. */ | |
8643 | img->type->free (f, img); | |
8644 | xfree (img); | |
8645 | } | |
8646 | } | |
8647 | ||
8648 | ||
8649 | /* Prepare image IMG for display on frame F. Must be called before | |
8650 | drawing an image. */ | |
8651 | ||
8652 | void | |
8653 | prepare_image_for_display (f, img) | |
8654 | struct frame *f; | |
8655 | struct image *img; | |
8656 | { | |
8657 | EMACS_TIME t; | |
8658 | ||
8659 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
8660 | EMACS_GET_TIME (t); | |
8661 | img->timestamp = EMACS_SECS (t); | |
8662 | ||
8663 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
8664 | type dependent loader function. */ | |
8665 | if (img->pixmap == 0 && !img->load_failed_p) | |
8666 | img->load_failed_p = img->type->load (f, img) == 0; | |
8667 | } | |
7d0393cf | 8668 | |
6fc2811b | 8669 | |
dfff8a69 JR |
8670 | /* Value is the number of pixels for the ascent of image IMG when |
8671 | drawn in face FACE. */ | |
8672 | ||
8673 | int | |
8674 | image_ascent (img, face) | |
8675 | struct image *img; | |
8676 | struct face *face; | |
8677 | { | |
8edb0a6f | 8678 | int height = img->height + img->vmargin; |
dfff8a69 JR |
8679 | int ascent; |
8680 | ||
8681 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
8682 | { | |
8683 | if (face->font) | |
8684 | ascent = height / 2 - (FONT_DESCENT(face->font) | |
8685 | - FONT_BASE(face->font)) / 2; | |
8686 | else | |
8687 | ascent = height / 2; | |
8688 | } | |
8689 | else | |
ac849ba4 | 8690 | ascent = (int) (height * img->ascent / 100.0); |
dfff8a69 JR |
8691 | |
8692 | return ascent; | |
8693 | } | |
8694 | ||
8695 | ||
6fc2811b | 8696 | \f |
a05e2bae JR |
8697 | /* Image background colors. */ |
8698 | ||
ac849ba4 JR |
8699 | /* Find the "best" corner color of a bitmap. XIMG is assumed to a device |
8700 | context with the bitmap selected. */ | |
8701 | static COLORREF | |
197edd35 JR |
8702 | four_corners_best (img_dc, width, height) |
8703 | HDC img_dc; | |
a05e2bae JR |
8704 | unsigned long width, height; |
8705 | { | |
ac849ba4 | 8706 | COLORREF corners[4], best; |
a05e2bae JR |
8707 | int i, best_count; |
8708 | ||
197edd35 JR |
8709 | /* Get the colors at the corners of img_dc. */ |
8710 | corners[0] = GetPixel (img_dc, 0, 0); | |
8711 | corners[1] = GetPixel (img_dc, width - 1, 0); | |
8712 | corners[2] = GetPixel (img_dc, width - 1, height - 1); | |
8713 | corners[3] = GetPixel (img_dc, 0, height - 1); | |
a05e2bae JR |
8714 | |
8715 | /* Choose the most frequently found color as background. */ | |
8716 | for (i = best_count = 0; i < 4; ++i) | |
8717 | { | |
8718 | int j, n; | |
7d0393cf | 8719 | |
a05e2bae JR |
8720 | for (j = n = 0; j < 4; ++j) |
8721 | if (corners[i] == corners[j]) | |
8722 | ++n; | |
8723 | ||
8724 | if (n > best_count) | |
8725 | best = corners[i], best_count = n; | |
8726 | } | |
8727 | ||
8728 | return best; | |
a05e2bae JR |
8729 | } |
8730 | ||
8731 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
197edd35 JR |
8732 | it is guessed heuristically. If non-zero, IMG_DC is an existing |
8733 | device context with the image selected to use for the heuristic. */ | |
a05e2bae JR |
8734 | |
8735 | unsigned long | |
197edd35 | 8736 | image_background (img, f, img_dc) |
a05e2bae JR |
8737 | struct image *img; |
8738 | struct frame *f; | |
197edd35 | 8739 | HDC img_dc; |
a05e2bae JR |
8740 | { |
8741 | if (! img->background_valid) | |
8742 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8743 | { | |
197edd35 JR |
8744 | int free_ximg = !img_dc; |
8745 | HGDIOBJ prev; | |
8746 | ||
8747 | if (free_ximg) | |
8748 | { | |
8749 | HDC frame_dc = get_frame_dc (f); | |
8750 | img_dc = CreateCompatibleDC (frame_dc); | |
8751 | release_frame_dc (f, frame_dc); | |
a05e2bae | 8752 | |
197edd35 JR |
8753 | prev = SelectObject (img_dc, img->pixmap); |
8754 | } | |
a05e2bae | 8755 | |
197edd35 | 8756 | img->background = four_corners_best (img_dc, img->width, img->height); |
a05e2bae JR |
8757 | |
8758 | if (free_ximg) | |
197edd35 JR |
8759 | { |
8760 | SelectObject (img_dc, prev); | |
8761 | DeleteDC (img_dc); | |
8762 | } | |
a05e2bae JR |
8763 | |
8764 | img->background_valid = 1; | |
a05e2bae JR |
8765 | } |
8766 | ||
8767 | return img->background; | |
8768 | } | |
8769 | ||
8770 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
8771 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
8772 | existing XImage object to use for the heuristic. */ | |
8773 | ||
8774 | int | |
8775 | image_background_transparent (img, f, mask) | |
8776 | struct image *img; | |
8777 | struct frame *f; | |
197edd35 | 8778 | HDC mask; |
a05e2bae JR |
8779 | { |
8780 | if (! img->background_transparent_valid) | |
8781 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8782 | { | |
a05e2bae JR |
8783 | if (img->mask) |
8784 | { | |
8785 | int free_mask = !mask; | |
197edd35 | 8786 | HGDIOBJ prev; |
a05e2bae | 8787 | |
197edd35 JR |
8788 | if (free_mask) |
8789 | { | |
8790 | HDC frame_dc = get_frame_dc (f); | |
8791 | mask = CreateCompatibleDC (frame_dc); | |
8792 | release_frame_dc (f, frame_dc); | |
8793 | ||
c922a224 | 8794 | prev = SelectObject (mask, img->mask); |
197edd35 | 8795 | } |
a05e2bae JR |
8796 | |
8797 | img->background_transparent | |
8798 | = !four_corners_best (mask, img->width, img->height); | |
8799 | ||
8800 | if (free_mask) | |
197edd35 JR |
8801 | { |
8802 | SelectObject (mask, prev); | |
8803 | DeleteDC (mask); | |
8804 | } | |
a05e2bae JR |
8805 | } |
8806 | else | |
a05e2bae JR |
8807 | img->background_transparent = 0; |
8808 | ||
8809 | img->background_transparent_valid = 1; | |
8810 | } | |
8811 | ||
8812 | return img->background_transparent; | |
8813 | } | |
8814 | ||
8815 | \f | |
6fc2811b JR |
8816 | /*********************************************************************** |
8817 | Helper functions for X image types | |
8818 | ***********************************************************************/ | |
8819 | ||
a05e2bae JR |
8820 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
8821 | int, int)); | |
6fc2811b JR |
8822 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
8823 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
8824 | struct image *img, | |
8825 | Lisp_Object color_name, | |
8826 | unsigned long dflt)); | |
8827 | ||
a05e2bae JR |
8828 | |
8829 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
8830 | free the pixmap if any. MASK_P non-zero means clear the mask | |
8831 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
8832 | the image, if any. */ | |
8833 | ||
8834 | static void | |
8835 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) | |
8836 | struct frame *f; | |
8837 | struct image *img; | |
8838 | int pixmap_p, mask_p, colors_p; | |
8839 | { | |
a05e2bae JR |
8840 | if (pixmap_p && img->pixmap) |
8841 | { | |
ac849ba4 JR |
8842 | DeleteObject (img->pixmap); |
8843 | img->pixmap = NULL; | |
a05e2bae JR |
8844 | img->background_valid = 0; |
8845 | } | |
8846 | ||
8847 | if (mask_p && img->mask) | |
8848 | { | |
ac849ba4 JR |
8849 | DeleteObject (img->mask); |
8850 | img->mask = NULL; | |
a05e2bae JR |
8851 | img->background_transparent_valid = 0; |
8852 | } | |
7d0393cf | 8853 | |
a05e2bae JR |
8854 | if (colors_p && img->ncolors) |
8855 | { | |
bf76fe9c | 8856 | #if 0 /* TODO: color table support. */ |
a05e2bae | 8857 | x_free_colors (f, img->colors, img->ncolors); |
bf76fe9c | 8858 | #endif |
a05e2bae JR |
8859 | xfree (img->colors); |
8860 | img->colors = NULL; | |
8861 | img->ncolors = 0; | |
8862 | } | |
a05e2bae JR |
8863 | } |
8864 | ||
6fc2811b JR |
8865 | /* Free X resources of image IMG which is used on frame F. */ |
8866 | ||
8867 | static void | |
8868 | x_clear_image (f, img) | |
8869 | struct frame *f; | |
8870 | struct image *img; | |
8871 | { | |
6fc2811b JR |
8872 | if (img->pixmap) |
8873 | { | |
8874 | BLOCK_INPUT; | |
ac849ba4 | 8875 | DeleteObject (img->pixmap); |
6fc2811b JR |
8876 | img->pixmap = 0; |
8877 | UNBLOCK_INPUT; | |
8878 | } | |
8879 | ||
8880 | if (img->ncolors) | |
8881 | { | |
ac849ba4 JR |
8882 | #if 0 /* TODO: color table support */ |
8883 | ||
6fc2811b | 8884 | int class = FRAME_W32_DISPLAY_INFO (f)->visual->class; |
7d0393cf | 8885 | |
6fc2811b JR |
8886 | /* If display has an immutable color map, freeing colors is not |
8887 | necessary and some servers don't allow it. So don't do it. */ | |
8888 | if (class != StaticColor | |
8889 | && class != StaticGray | |
8890 | && class != TrueColor) | |
8891 | { | |
8892 | Colormap cmap; | |
8893 | BLOCK_INPUT; | |
8894 | cmap = DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f)->screen); | |
8895 | XFreeColors (FRAME_W32_DISPLAY (f), cmap, img->colors, | |
8896 | img->ncolors, 0); | |
8897 | UNBLOCK_INPUT; | |
8898 | } | |
ac849ba4 | 8899 | #endif |
7d0393cf | 8900 | |
6fc2811b JR |
8901 | xfree (img->colors); |
8902 | img->colors = NULL; | |
8903 | img->ncolors = 0; | |
8904 | } | |
6fc2811b JR |
8905 | } |
8906 | ||
8907 | ||
8908 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
8909 | cannot be allocated, use DFLT. Add a newly allocated color to | |
8910 | IMG->colors, so that it can be freed again. Value is the pixel | |
8911 | color. */ | |
8912 | ||
8913 | static unsigned long | |
8914 | x_alloc_image_color (f, img, color_name, dflt) | |
8915 | struct frame *f; | |
8916 | struct image *img; | |
8917 | Lisp_Object color_name; | |
8918 | unsigned long dflt; | |
8919 | { | |
6fc2811b JR |
8920 | XColor color; |
8921 | unsigned long result; | |
8922 | ||
8923 | xassert (STRINGP (color_name)); | |
8924 | ||
d5db4077 | 8925 | if (w32_defined_color (f, SDATA (color_name), &color, 1)) |
6fc2811b JR |
8926 | { |
8927 | /* This isn't called frequently so we get away with simply | |
8928 | reallocating the color vector to the needed size, here. */ | |
8929 | ++img->ncolors; | |
8930 | img->colors = | |
8931 | (unsigned long *) xrealloc (img->colors, | |
8932 | img->ncolors * sizeof *img->colors); | |
8933 | img->colors[img->ncolors - 1] = color.pixel; | |
8934 | result = color.pixel; | |
8935 | } | |
8936 | else | |
8937 | result = dflt; | |
8938 | return result; | |
6fc2811b JR |
8939 | } |
8940 | ||
8941 | ||
8942 | \f | |
8943 | /*********************************************************************** | |
8944 | Image Cache | |
8945 | ***********************************************************************/ | |
8946 | ||
8947 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
3cf3436e | 8948 | static void postprocess_image P_ ((struct frame *, struct image *)); |
197edd35 | 8949 | static void x_disable_image P_ ((struct frame *, struct image *)); |
6fc2811b JR |
8950 | |
8951 | ||
8952 | /* Return a new, initialized image cache that is allocated from the | |
8953 | heap. Call free_image_cache to free an image cache. */ | |
8954 | ||
8955 | struct image_cache * | |
8956 | make_image_cache () | |
8957 | { | |
8958 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
8959 | int size; | |
7d0393cf | 8960 | |
6fc2811b JR |
8961 | bzero (c, sizeof *c); |
8962 | c->size = 50; | |
8963 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
8964 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
8965 | c->buckets = (struct image **) xmalloc (size); | |
8966 | bzero (c->buckets, size); | |
8967 | return c; | |
8968 | } | |
8969 | ||
8970 | ||
8971 | /* Free image cache of frame F. Be aware that X frames share images | |
8972 | caches. */ | |
8973 | ||
8974 | void | |
8975 | free_image_cache (f) | |
8976 | struct frame *f; | |
8977 | { | |
8978 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8979 | if (c) | |
8980 | { | |
8981 | int i; | |
8982 | ||
8983 | /* Cache should not be referenced by any frame when freed. */ | |
8984 | xassert (c->refcount == 0); | |
7d0393cf | 8985 | |
6fc2811b JR |
8986 | for (i = 0; i < c->used; ++i) |
8987 | free_image (f, c->images[i]); | |
8988 | xfree (c->images); | |
8989 | xfree (c); | |
8990 | xfree (c->buckets); | |
8991 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
8992 | } | |
8993 | } | |
8994 | ||
8995 | ||
8996 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
8997 | images. FORCE_P zero means clear only images that haven't been | |
8998 | displayed for some time. Should be called from time to time to | |
dfff8a69 JR |
8999 | reduce the number of loaded images. If image-eviction-seconds is |
9000 | non-nil, this frees images in the cache which weren't displayed for | |
6fc2811b JR |
9001 | at least that many seconds. */ |
9002 | ||
9003 | void | |
9004 | clear_image_cache (f, force_p) | |
9005 | struct frame *f; | |
9006 | int force_p; | |
9007 | { | |
9008 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9009 | ||
9010 | if (c && INTEGERP (Vimage_cache_eviction_delay)) | |
9011 | { | |
9012 | EMACS_TIME t; | |
9013 | unsigned long old; | |
0327b4cc | 9014 | int i, nfreed; |
6fc2811b JR |
9015 | |
9016 | EMACS_GET_TIME (t); | |
9017 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); | |
7d0393cf | 9018 | |
0327b4cc JR |
9019 | /* Block input so that we won't be interrupted by a SIGIO |
9020 | while being in an inconsistent state. */ | |
9021 | BLOCK_INPUT; | |
7d0393cf | 9022 | |
0327b4cc | 9023 | for (i = nfreed = 0; i < c->used; ++i) |
6fc2811b JR |
9024 | { |
9025 | struct image *img = c->images[i]; | |
9026 | if (img != NULL | |
0327b4cc | 9027 | && (force_p || (img->timestamp < old))) |
6fc2811b JR |
9028 | { |
9029 | free_image (f, img); | |
0327b4cc | 9030 | ++nfreed; |
6fc2811b JR |
9031 | } |
9032 | } | |
9033 | ||
9034 | /* We may be clearing the image cache because, for example, | |
9035 | Emacs was iconified for a longer period of time. In that | |
9036 | case, current matrices may still contain references to | |
9037 | images freed above. So, clear these matrices. */ | |
0327b4cc | 9038 | if (nfreed) |
6fc2811b | 9039 | { |
0327b4cc | 9040 | Lisp_Object tail, frame; |
7d0393cf | 9041 | |
0327b4cc JR |
9042 | FOR_EACH_FRAME (tail, frame) |
9043 | { | |
9044 | struct frame *f = XFRAME (frame); | |
9045 | if (FRAME_W32_P (f) | |
9046 | && FRAME_X_IMAGE_CACHE (f) == c) | |
9047 | clear_current_matrices (f); | |
9048 | } | |
9049 | ||
6fc2811b JR |
9050 | ++windows_or_buffers_changed; |
9051 | } | |
0327b4cc JR |
9052 | |
9053 | UNBLOCK_INPUT; | |
6fc2811b JR |
9054 | } |
9055 | } | |
9056 | ||
9057 | ||
9058 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
9059 | 0, 1, 0, | |
74e1aeec JR |
9060 | doc: /* Clear the image cache of FRAME. |
9061 | FRAME nil or omitted means use the selected frame. | |
9062 | FRAME t means clear the image caches of all frames. */) | |
6fc2811b JR |
9063 | (frame) |
9064 | Lisp_Object frame; | |
9065 | { | |
9066 | if (EQ (frame, Qt)) | |
9067 | { | |
9068 | Lisp_Object tail; | |
7d0393cf | 9069 | |
6fc2811b JR |
9070 | FOR_EACH_FRAME (tail, frame) |
9071 | if (FRAME_W32_P (XFRAME (frame))) | |
9072 | clear_image_cache (XFRAME (frame), 1); | |
9073 | } | |
9074 | else | |
9075 | clear_image_cache (check_x_frame (frame), 1); | |
9076 | ||
9077 | return Qnil; | |
9078 | } | |
9079 | ||
9080 | ||
3cf3436e JR |
9081 | /* Compute masks and transform image IMG on frame F, as specified |
9082 | by the image's specification, */ | |
9083 | ||
9084 | static void | |
9085 | postprocess_image (f, img) | |
9086 | struct frame *f; | |
9087 | struct image *img; | |
9088 | { | |
3cf3436e JR |
9089 | /* Manipulation of the image's mask. */ |
9090 | if (img->pixmap) | |
9091 | { | |
9092 | Lisp_Object conversion, spec; | |
9093 | Lisp_Object mask; | |
9094 | ||
9095 | spec = img->spec; | |
7d0393cf | 9096 | |
3cf3436e JR |
9097 | /* `:heuristic-mask t' |
9098 | `:mask heuristic' | |
9099 | means build a mask heuristically. | |
9100 | `:heuristic-mask (R G B)' | |
9101 | `:mask (heuristic (R G B))' | |
9102 | means build a mask from color (R G B) in the | |
9103 | image. | |
9104 | `:mask nil' | |
9105 | means remove a mask, if any. */ | |
7d0393cf | 9106 | |
3cf3436e JR |
9107 | mask = image_spec_value (spec, QCheuristic_mask, NULL); |
9108 | if (!NILP (mask)) | |
9109 | x_build_heuristic_mask (f, img, mask); | |
9110 | else | |
9111 | { | |
9112 | int found_p; | |
7d0393cf | 9113 | |
3cf3436e | 9114 | mask = image_spec_value (spec, QCmask, &found_p); |
7d0393cf | 9115 | |
3cf3436e JR |
9116 | if (EQ (mask, Qheuristic)) |
9117 | x_build_heuristic_mask (f, img, Qt); | |
9118 | else if (CONSP (mask) | |
9119 | && EQ (XCAR (mask), Qheuristic)) | |
9120 | { | |
9121 | if (CONSP (XCDR (mask))) | |
9122 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
9123 | else | |
9124 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
9125 | } | |
9126 | else if (NILP (mask) && found_p && img->mask) | |
9127 | { | |
ac849ba4 | 9128 | DeleteObject (img->mask); |
3cf3436e JR |
9129 | img->mask = NULL; |
9130 | } | |
9131 | } | |
7d0393cf JB |
9132 | |
9133 | ||
3cf3436e JR |
9134 | /* Should we apply an image transformation algorithm? */ |
9135 | conversion = image_spec_value (spec, QCconversion, NULL); | |
9136 | if (EQ (conversion, Qdisabled)) | |
9137 | x_disable_image (f, img); | |
9138 | else if (EQ (conversion, Qlaplace)) | |
9139 | x_laplace (f, img); | |
9140 | else if (EQ (conversion, Qemboss)) | |
9141 | x_emboss (f, img); | |
9142 | else if (CONSP (conversion) | |
9143 | && EQ (XCAR (conversion), Qedge_detection)) | |
9144 | { | |
9145 | Lisp_Object tem; | |
9146 | tem = XCDR (conversion); | |
9147 | if (CONSP (tem)) | |
9148 | x_edge_detection (f, img, | |
9149 | Fplist_get (tem, QCmatrix), | |
9150 | Fplist_get (tem, QCcolor_adjustment)); | |
9151 | } | |
9152 | } | |
3cf3436e JR |
9153 | } |
9154 | ||
9155 | ||
6fc2811b JR |
9156 | /* Return the id of image with Lisp specification SPEC on frame F. |
9157 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
9158 | ||
9159 | int | |
9160 | lookup_image (f, spec) | |
9161 | struct frame *f; | |
9162 | Lisp_Object spec; | |
9163 | { | |
9164 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9165 | struct image *img; | |
9166 | int i; | |
9167 | unsigned hash; | |
9168 | struct gcpro gcpro1; | |
9169 | EMACS_TIME now; | |
9170 | ||
9171 | /* F must be a window-system frame, and SPEC must be a valid image | |
9172 | specification. */ | |
9173 | xassert (FRAME_WINDOW_P (f)); | |
9174 | xassert (valid_image_p (spec)); | |
7d0393cf | 9175 | |
6fc2811b JR |
9176 | GCPRO1 (spec); |
9177 | ||
9178 | /* Look up SPEC in the hash table of the image cache. */ | |
9179 | hash = sxhash (spec, 0); | |
9180 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
9181 | ||
9182 | for (img = c->buckets[i]; img; img = img->next) | |
9183 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
9184 | break; | |
9185 | ||
9186 | /* If not found, create a new image and cache it. */ | |
9187 | if (img == NULL) | |
9188 | { | |
3cf3436e JR |
9189 | extern Lisp_Object Qpostscript; |
9190 | ||
8edb0a6f | 9191 | BLOCK_INPUT; |
6fc2811b JR |
9192 | img = make_image (spec, hash); |
9193 | cache_image (f, img); | |
9194 | img->load_failed_p = img->type->load (f, img) == 0; | |
6fc2811b JR |
9195 | |
9196 | /* If we can't load the image, and we don't have a width and | |
9197 | height, use some arbitrary width and height so that we can | |
9198 | draw a rectangle for it. */ | |
9199 | if (img->load_failed_p) | |
9200 | { | |
9201 | Lisp_Object value; | |
9202 | ||
9203 | value = image_spec_value (spec, QCwidth, NULL); | |
9204 | img->width = (INTEGERP (value) | |
9205 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
9206 | value = image_spec_value (spec, QCheight, NULL); | |
9207 | img->height = (INTEGERP (value) | |
9208 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
9209 | } | |
9210 | else | |
9211 | { | |
9212 | /* Handle image type independent image attributes | |
8f92c555 | 9213 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
a05e2bae JR |
9214 | `:background COLOR'. */ |
9215 | Lisp_Object ascent, margin, relief, bg; | |
6fc2811b JR |
9216 | |
9217 | ascent = image_spec_value (spec, QCascent, NULL); | |
9218 | if (INTEGERP (ascent)) | |
9219 | img->ascent = XFASTINT (ascent); | |
dfff8a69 JR |
9220 | else if (EQ (ascent, Qcenter)) |
9221 | img->ascent = CENTERED_IMAGE_ASCENT; | |
9222 | ||
6fc2811b JR |
9223 | margin = image_spec_value (spec, QCmargin, NULL); |
9224 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
8edb0a6f JR |
9225 | img->vmargin = img->hmargin = XFASTINT (margin); |
9226 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
9227 | && INTEGERP (XCDR (margin))) | |
9228 | { | |
9229 | if (XINT (XCAR (margin)) > 0) | |
9230 | img->hmargin = XFASTINT (XCAR (margin)); | |
9231 | if (XINT (XCDR (margin)) > 0) | |
9232 | img->vmargin = XFASTINT (XCDR (margin)); | |
9233 | } | |
7d0393cf | 9234 | |
6fc2811b JR |
9235 | relief = image_spec_value (spec, QCrelief, NULL); |
9236 | if (INTEGERP (relief)) | |
9237 | { | |
9238 | img->relief = XINT (relief); | |
8edb0a6f JR |
9239 | img->hmargin += abs (img->relief); |
9240 | img->vmargin += abs (img->relief); | |
6fc2811b JR |
9241 | } |
9242 | ||
a05e2bae JR |
9243 | if (! img->background_valid) |
9244 | { | |
9245 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
9246 | if (!NILP (bg)) | |
9247 | { | |
9248 | img->background | |
9249 | = x_alloc_image_color (f, img, bg, | |
9250 | FRAME_BACKGROUND_PIXEL (f)); | |
9251 | img->background_valid = 1; | |
9252 | } | |
9253 | } | |
9254 | ||
3cf3436e JR |
9255 | /* Do image transformations and compute masks, unless we |
9256 | don't have the image yet. */ | |
9257 | if (!EQ (*img->type->type, Qpostscript)) | |
9258 | postprocess_image (f, img); | |
6fc2811b | 9259 | } |
3cf3436e | 9260 | |
8edb0a6f JR |
9261 | UNBLOCK_INPUT; |
9262 | xassert (!interrupt_input_blocked); | |
6fc2811b JR |
9263 | } |
9264 | ||
9265 | /* We're using IMG, so set its timestamp to `now'. */ | |
9266 | EMACS_GET_TIME (now); | |
9267 | img->timestamp = EMACS_SECS (now); | |
7d0393cf | 9268 | |
6fc2811b | 9269 | UNGCPRO; |
7d0393cf | 9270 | |
6fc2811b JR |
9271 | /* Value is the image id. */ |
9272 | return img->id; | |
9273 | } | |
9274 | ||
9275 | ||
9276 | /* Cache image IMG in the image cache of frame F. */ | |
9277 | ||
9278 | static void | |
9279 | cache_image (f, img) | |
9280 | struct frame *f; | |
9281 | struct image *img; | |
9282 | { | |
9283 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9284 | int i; | |
9285 | ||
9286 | /* Find a free slot in c->images. */ | |
9287 | for (i = 0; i < c->used; ++i) | |
9288 | if (c->images[i] == NULL) | |
9289 | break; | |
9290 | ||
9291 | /* If no free slot found, maybe enlarge c->images. */ | |
9292 | if (i == c->used && c->used == c->size) | |
9293 | { | |
9294 | c->size *= 2; | |
9295 | c->images = (struct image **) xrealloc (c->images, | |
9296 | c->size * sizeof *c->images); | |
9297 | } | |
9298 | ||
9299 | /* Add IMG to c->images, and assign IMG an id. */ | |
9300 | c->images[i] = img; | |
9301 | img->id = i; | |
9302 | if (i == c->used) | |
9303 | ++c->used; | |
9304 | ||
9305 | /* Add IMG to the cache's hash table. */ | |
9306 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
9307 | img->next = c->buckets[i]; | |
9308 | if (img->next) | |
9309 | img->next->prev = img; | |
9310 | img->prev = NULL; | |
9311 | c->buckets[i] = img; | |
9312 | } | |
9313 | ||
9314 | ||
9315 | /* Call FN on every image in the image cache of frame F. Used to mark | |
9316 | Lisp Objects in the image cache. */ | |
9317 | ||
9318 | void | |
9319 | forall_images_in_image_cache (f, fn) | |
9320 | struct frame *f; | |
9321 | void (*fn) P_ ((struct image *img)); | |
9322 | { | |
9323 | if (FRAME_LIVE_P (f) && FRAME_W32_P (f)) | |
9324 | { | |
9325 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9326 | if (c) | |
9327 | { | |
9328 | int i; | |
9329 | for (i = 0; i < c->used; ++i) | |
9330 | if (c->images[i]) | |
9331 | fn (c->images[i]); | |
9332 | } | |
9333 | } | |
9334 | } | |
9335 | ||
9336 | ||
9337 | \f | |
9338 | /*********************************************************************** | |
9339 | W32 support code | |
9340 | ***********************************************************************/ | |
9341 | ||
839b1909 JR |
9342 | /* Macro for defining functions that will be loaded from image DLLs. */ |
9343 | #define DEF_IMGLIB_FN(func) FARPROC fn_##func | |
c922a224 | 9344 | |
839b1909 JR |
9345 | /* Macro for loading those image functions from the library. */ |
9346 | #define LOAD_IMGLIB_FN(lib,func) { \ | |
9347 | fn_##func = (void *) GetProcAddress (lib, #func); \ | |
9348 | if (!fn_##func) return 0; \ | |
c922a224 | 9349 | } |
839b1909 | 9350 | |
6fc2811b JR |
9351 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
9352 | XImage **, Pixmap *)); | |
6fc2811b JR |
9353 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); |
9354 | ||
9355 | ||
9356 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
9357 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
9358 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
ac849ba4 JR |
9359 | via xmalloc. DEPTH of zero signifies a 24 bit image, otherwise |
9360 | DEPTH should indicate the bit depth of the image. Print error | |
9361 | messages via image_error if an error occurs. Value is non-zero if | |
9362 | successful. */ | |
6fc2811b JR |
9363 | |
9364 | static int | |
9365 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) | |
9366 | struct frame *f; | |
9367 | int width, height, depth; | |
9368 | XImage **ximg; | |
9369 | Pixmap *pixmap; | |
9370 | { | |
ac849ba4 JR |
9371 | BITMAPINFOHEADER *header; |
9372 | HDC hdc; | |
9373 | int scanline_width_bits; | |
9374 | int remainder; | |
9375 | int palette_colors = 0; | |
6fc2811b | 9376 | |
ac849ba4 JR |
9377 | if (depth == 0) |
9378 | depth = 24; | |
6fc2811b | 9379 | |
ac849ba4 JR |
9380 | if (depth != 1 && depth != 4 && depth != 8 |
9381 | && depth != 16 && depth != 24 && depth != 32) | |
9382 | { | |
9383 | image_error ("Invalid image bit depth specified", Qnil, Qnil); | |
9384 | return 0; | |
9385 | } | |
9386 | ||
9387 | scanline_width_bits = width * depth; | |
9388 | remainder = scanline_width_bits % 32; | |
9389 | ||
9390 | if (remainder) | |
9391 | scanline_width_bits += 32 - remainder; | |
9392 | ||
9393 | /* Bitmaps with a depth less than 16 need a palette. */ | |
9394 | /* BITMAPINFO structure already contains the first RGBQUAD. */ | |
9395 | if (depth < 16) | |
9396 | palette_colors = 1 << depth - 1; | |
9397 | ||
9398 | *ximg = xmalloc (sizeof (XImage) + palette_colors * sizeof (RGBQUAD)); | |
6fc2811b JR |
9399 | if (*ximg == NULL) |
9400 | { | |
ac849ba4 | 9401 | image_error ("Unable to allocate memory for XImage", Qnil, Qnil); |
6fc2811b JR |
9402 | return 0; |
9403 | } | |
9404 | ||
ac849ba4 JR |
9405 | header = &((*ximg)->info.bmiHeader); |
9406 | bzero (&((*ximg)->info), sizeof (BITMAPINFO)); | |
9407 | header->biSize = sizeof (*header); | |
9408 | header->biWidth = width; | |
9409 | header->biHeight = -height; /* negative indicates a top-down bitmap. */ | |
9410 | header->biPlanes = 1; | |
9411 | header->biBitCount = depth; | |
9412 | header->biCompression = BI_RGB; | |
9413 | header->biClrUsed = palette_colors; | |
6fc2811b | 9414 | |
197edd35 | 9415 | /* TODO: fill in palette. */ |
35624c03 JR |
9416 | if (depth == 1) |
9417 | { | |
9418 | (*ximg)->info.bmiColors[0].rgbBlue = 0; | |
9419 | (*ximg)->info.bmiColors[0].rgbGreen = 0; | |
9420 | (*ximg)->info.bmiColors[0].rgbRed = 0; | |
9421 | (*ximg)->info.bmiColors[0].rgbReserved = 0; | |
9422 | (*ximg)->info.bmiColors[1].rgbBlue = 255; | |
9423 | (*ximg)->info.bmiColors[1].rgbGreen = 255; | |
9424 | (*ximg)->info.bmiColors[1].rgbRed = 255; | |
9425 | (*ximg)->info.bmiColors[1].rgbReserved = 0; | |
9426 | } | |
197edd35 | 9427 | |
ac849ba4 JR |
9428 | hdc = get_frame_dc (f); |
9429 | ||
9430 | /* Create a DIBSection and raster array for the bitmap, | |
9431 | and store its handle in *pixmap. */ | |
197edd35 JR |
9432 | *pixmap = CreateDIBSection (hdc, &((*ximg)->info), |
9433 | (depth < 16) ? DIB_PAL_COLORS : DIB_RGB_COLORS, | |
ac849ba4 JR |
9434 | &((*ximg)->data), NULL, 0); |
9435 | ||
9436 | /* Realize display palette and garbage all frames. */ | |
9437 | release_frame_dc (f, hdc); | |
9438 | ||
9439 | if (*pixmap == NULL) | |
6fc2811b | 9440 | { |
ac849ba4 JR |
9441 | DWORD err = GetLastError(); |
9442 | Lisp_Object errcode; | |
9443 | /* All system errors are < 10000, so the following is safe. */ | |
9444 | XSETINT (errcode, (int) err); | |
9445 | image_error ("Unable to create bitmap, error code %d", errcode, Qnil); | |
6fc2811b | 9446 | x_destroy_x_image (*ximg); |
6fc2811b JR |
9447 | return 0; |
9448 | } | |
ac849ba4 | 9449 | |
6fc2811b JR |
9450 | return 1; |
9451 | } | |
9452 | ||
9453 | ||
9454 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
9455 | ||
9456 | static void | |
9457 | x_destroy_x_image (ximg) | |
9458 | XImage *ximg; | |
9459 | { | |
9460 | xassert (interrupt_input_blocked); | |
9461 | if (ximg) | |
9462 | { | |
ac849ba4 | 9463 | /* Data will be freed by DestroyObject. */ |
6fc2811b | 9464 | ximg->data = NULL; |
ac849ba4 | 9465 | xfree (ximg); |
6fc2811b JR |
9466 | } |
9467 | } | |
9468 | ||
9469 | ||
9470 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
9471 | are width and height of both the image and pixmap. */ | |
9472 | ||
9473 | static void | |
9474 | x_put_x_image (f, ximg, pixmap, width, height) | |
9475 | struct frame *f; | |
9476 | XImage *ximg; | |
9477 | Pixmap pixmap; | |
c9b2104d | 9478 | int width, height; |
6fc2811b | 9479 | { |
197edd35 JR |
9480 | #if 0 /* I don't think this is necessary looking at where it is used. */ |
9481 | HDC hdc = get_frame_dc (f); | |
9482 | SetDIBits (hdc, pixmap, 0, height, ximg->data, &(ximg->info), DIB_RGB_COLORS); | |
9483 | release_frame_dc (f, hdc); | |
6fc2811b | 9484 | #endif |
ac849ba4 | 9485 | } |
6fc2811b JR |
9486 | |
9487 | \f | |
9488 | /*********************************************************************** | |
3cf3436e | 9489 | File Handling |
6fc2811b JR |
9490 | ***********************************************************************/ |
9491 | ||
9492 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
3cf3436e JR |
9493 | static char *slurp_file P_ ((char *, int *)); |
9494 | ||
6fc2811b JR |
9495 | |
9496 | /* Find image file FILE. Look in data-directory, then | |
9497 | x-bitmap-file-path. Value is the full name of the file found, or | |
9498 | nil if not found. */ | |
9499 | ||
9500 | static Lisp_Object | |
9501 | x_find_image_file (file) | |
9502 | Lisp_Object file; | |
9503 | { | |
9504 | Lisp_Object file_found, search_path; | |
9505 | struct gcpro gcpro1, gcpro2; | |
9506 | int fd; | |
9507 | ||
9508 | file_found = Qnil; | |
9509 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
9510 | GCPRO2 (file_found, search_path); | |
9511 | ||
9512 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
de2413e9 | 9513 | fd = openp (search_path, file, Qnil, &file_found, Qnil); |
7d0393cf | 9514 | |
939d6465 | 9515 | if (fd == -1) |
6fc2811b JR |
9516 | file_found = Qnil; |
9517 | else | |
9518 | close (fd); | |
9519 | ||
9520 | UNGCPRO; | |
9521 | return file_found; | |
9522 | } | |
9523 | ||
9524 | ||
3cf3436e JR |
9525 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
9526 | with xmalloc holding FILE's contents. Value is null if an error | |
9527 | occurred. *SIZE is set to the size of the file. */ | |
9528 | ||
9529 | static char * | |
9530 | slurp_file (file, size) | |
9531 | char *file; | |
9532 | int *size; | |
9533 | { | |
9534 | FILE *fp = NULL; | |
9535 | char *buf = NULL; | |
9536 | struct stat st; | |
9537 | ||
9538 | if (stat (file, &st) == 0 | |
9539 | && (fp = fopen (file, "r")) != NULL | |
9540 | && (buf = (char *) xmalloc (st.st_size), | |
9541 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
9542 | { | |
9543 | *size = st.st_size; | |
9544 | fclose (fp); | |
9545 | } | |
9546 | else | |
9547 | { | |
9548 | if (fp) | |
9549 | fclose (fp); | |
9550 | if (buf) | |
9551 | { | |
9552 | xfree (buf); | |
9553 | buf = NULL; | |
9554 | } | |
9555 | } | |
7d0393cf | 9556 | |
3cf3436e JR |
9557 | return buf; |
9558 | } | |
9559 | ||
9560 | ||
6fc2811b JR |
9561 | \f |
9562 | /*********************************************************************** | |
9563 | XBM images | |
9564 | ***********************************************************************/ | |
9565 | ||
217e5be0 | 9566 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
6fc2811b | 9567 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
217e5be0 JR |
9568 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
9569 | char *, char *)); | |
6fc2811b | 9570 | static int xbm_image_p P_ ((Lisp_Object object)); |
217e5be0 JR |
9571 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
9572 | unsigned char **)); | |
9573 | static int xbm_file_p P_ ((Lisp_Object)); | |
6fc2811b JR |
9574 | |
9575 | ||
9576 | /* Indices of image specification fields in xbm_format, below. */ | |
9577 | ||
9578 | enum xbm_keyword_index | |
9579 | { | |
9580 | XBM_TYPE, | |
9581 | XBM_FILE, | |
9582 | XBM_WIDTH, | |
9583 | XBM_HEIGHT, | |
9584 | XBM_DATA, | |
9585 | XBM_FOREGROUND, | |
9586 | XBM_BACKGROUND, | |
9587 | XBM_ASCENT, | |
9588 | XBM_MARGIN, | |
9589 | XBM_RELIEF, | |
9590 | XBM_ALGORITHM, | |
9591 | XBM_HEURISTIC_MASK, | |
a05e2bae | 9592 | XBM_MASK, |
6fc2811b JR |
9593 | XBM_LAST |
9594 | }; | |
9595 | ||
9596 | /* Vector of image_keyword structures describing the format | |
9597 | of valid XBM image specifications. */ | |
9598 | ||
9599 | static struct image_keyword xbm_format[XBM_LAST] = | |
9600 | { | |
9601 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9602 | {":file", IMAGE_STRING_VALUE, 0}, | |
9603 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9604 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9605 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
217e5be0 JR |
9606 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
9607 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
9608 | {":ascent", IMAGE_ASCENT_VALUE, 0}, | |
8edb0a6f | 9609 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9610 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9611 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
217e5be0 JR |
9612 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9613 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
6fc2811b JR |
9614 | }; |
9615 | ||
9616 | /* Structure describing the image type XBM. */ | |
9617 | ||
9618 | static struct image_type xbm_type = | |
9619 | { | |
9620 | &Qxbm, | |
9621 | xbm_image_p, | |
9622 | xbm_load, | |
9623 | x_clear_image, | |
9624 | NULL | |
9625 | }; | |
9626 | ||
9627 | /* Tokens returned from xbm_scan. */ | |
9628 | ||
9629 | enum xbm_token | |
9630 | { | |
9631 | XBM_TK_IDENT = 256, | |
9632 | XBM_TK_NUMBER | |
9633 | }; | |
9634 | ||
7d0393cf | 9635 | |
6fc2811b JR |
9636 | /* Return non-zero if OBJECT is a valid XBM-type image specification. |
9637 | A valid specification is a list starting with the symbol `image' | |
9638 | The rest of the list is a property list which must contain an | |
9639 | entry `:type xbm.. | |
9640 | ||
9641 | If the specification specifies a file to load, it must contain | |
9642 | an entry `:file FILENAME' where FILENAME is a string. | |
9643 | ||
9644 | If the specification is for a bitmap loaded from memory it must | |
9645 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
9646 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
9647 | ||
9648 | 1. a string large enough to hold the bitmap data, i.e. it must | |
9649 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
9650 | ||
9651 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
9652 | ||
9653 | 3. a vector of strings or bool-vectors, one for each line of the | |
9654 | bitmap. | |
9655 | ||
217e5be0 JR |
9656 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
9657 | may not be specified in this case because they are defined in the | |
9658 | XBM file. | |
9659 | ||
6fc2811b JR |
9660 | Both the file and data forms may contain the additional entries |
9661 | `:background COLOR' and `:foreground COLOR'. If not present, | |
9662 | foreground and background of the frame on which the image is | |
217e5be0 | 9663 | displayed is used. */ |
6fc2811b JR |
9664 | |
9665 | static int | |
9666 | xbm_image_p (object) | |
9667 | Lisp_Object object; | |
9668 | { | |
9669 | struct image_keyword kw[XBM_LAST]; | |
7d0393cf | 9670 | |
6fc2811b JR |
9671 | bcopy (xbm_format, kw, sizeof kw); |
9672 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) | |
9673 | return 0; | |
9674 | ||
9675 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
9676 | ||
9677 | if (kw[XBM_FILE].count) | |
9678 | { | |
9679 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
9680 | return 0; | |
9681 | } | |
217e5be0 JR |
9682 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
9683 | { | |
9684 | /* In-memory XBM file. */ | |
9685 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
9686 | return 0; | |
9687 | } | |
6fc2811b JR |
9688 | else |
9689 | { | |
9690 | Lisp_Object data; | |
9691 | int width, height; | |
9692 | ||
9693 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
9694 | if (!kw[XBM_WIDTH].count | |
9695 | || !kw[XBM_HEIGHT].count | |
9696 | || !kw[XBM_DATA].count) | |
9697 | return 0; | |
9698 | ||
9699 | data = kw[XBM_DATA].value; | |
9700 | width = XFASTINT (kw[XBM_WIDTH].value); | |
9701 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
7d0393cf | 9702 | |
6fc2811b JR |
9703 | /* Check type of data, and width and height against contents of |
9704 | data. */ | |
9705 | if (VECTORP (data)) | |
9706 | { | |
9707 | int i; | |
7d0393cf | 9708 | |
6fc2811b JR |
9709 | /* Number of elements of the vector must be >= height. */ |
9710 | if (XVECTOR (data)->size < height) | |
9711 | return 0; | |
9712 | ||
9713 | /* Each string or bool-vector in data must be large enough | |
9714 | for one line of the image. */ | |
9715 | for (i = 0; i < height; ++i) | |
9716 | { | |
9717 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
9718 | ||
9719 | if (STRINGP (elt)) | |
9720 | { | |
d5db4077 | 9721 | if (SCHARS (elt) |
6fc2811b JR |
9722 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) |
9723 | return 0; | |
9724 | } | |
9725 | else if (BOOL_VECTOR_P (elt)) | |
9726 | { | |
9727 | if (XBOOL_VECTOR (elt)->size < width) | |
9728 | return 0; | |
9729 | } | |
9730 | else | |
9731 | return 0; | |
9732 | } | |
9733 | } | |
9734 | else if (STRINGP (data)) | |
9735 | { | |
d5db4077 | 9736 | if (SCHARS (data) |
6fc2811b JR |
9737 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) |
9738 | return 0; | |
9739 | } | |
9740 | else if (BOOL_VECTOR_P (data)) | |
9741 | { | |
9742 | if (XBOOL_VECTOR (data)->size < width * height) | |
9743 | return 0; | |
9744 | } | |
9745 | else | |
9746 | return 0; | |
9747 | } | |
9748 | ||
6fc2811b JR |
9749 | return 1; |
9750 | } | |
9751 | ||
9752 | ||
9753 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
9754 | either an enumerator from enum xbm_token, or a character for a | |
9755 | single-character token, or 0 at end of file. If scanning an | |
9756 | identifier, store the lexeme of the identifier in SVAL. If | |
9757 | scanning a number, store its value in *IVAL. */ | |
9758 | ||
9759 | static int | |
3cf3436e JR |
9760 | xbm_scan (s, end, sval, ival) |
9761 | char **s, *end; | |
6fc2811b JR |
9762 | char *sval; |
9763 | int *ival; | |
9764 | { | |
9765 | int c; | |
3cf3436e JR |
9766 | |
9767 | loop: | |
9768 | ||
6fc2811b | 9769 | /* Skip white space. */ |
af3f7be7 | 9770 | while (*s < end && (c = *(*s)++, isspace (c))) |
6fc2811b JR |
9771 | ; |
9772 | ||
3cf3436e | 9773 | if (*s >= end) |
6fc2811b JR |
9774 | c = 0; |
9775 | else if (isdigit (c)) | |
9776 | { | |
9777 | int value = 0, digit; | |
7d0393cf | 9778 | |
3cf3436e | 9779 | if (c == '0' && *s < end) |
6fc2811b | 9780 | { |
3cf3436e | 9781 | c = *(*s)++; |
6fc2811b JR |
9782 | if (c == 'x' || c == 'X') |
9783 | { | |
3cf3436e | 9784 | while (*s < end) |
6fc2811b | 9785 | { |
3cf3436e | 9786 | c = *(*s)++; |
6fc2811b JR |
9787 | if (isdigit (c)) |
9788 | digit = c - '0'; | |
9789 | else if (c >= 'a' && c <= 'f') | |
9790 | digit = c - 'a' + 10; | |
9791 | else if (c >= 'A' && c <= 'F') | |
9792 | digit = c - 'A' + 10; | |
9793 | else | |
9794 | break; | |
9795 | value = 16 * value + digit; | |
9796 | } | |
9797 | } | |
9798 | else if (isdigit (c)) | |
9799 | { | |
9800 | value = c - '0'; | |
3cf3436e JR |
9801 | while (*s < end |
9802 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9803 | value = 8 * value + c - '0'; |
9804 | } | |
9805 | } | |
9806 | else | |
9807 | { | |
9808 | value = c - '0'; | |
3cf3436e JR |
9809 | while (*s < end |
9810 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9811 | value = 10 * value + c - '0'; |
9812 | } | |
9813 | ||
3cf3436e JR |
9814 | if (*s < end) |
9815 | *s = *s - 1; | |
6fc2811b JR |
9816 | *ival = value; |
9817 | c = XBM_TK_NUMBER; | |
9818 | } | |
9819 | else if (isalpha (c) || c == '_') | |
9820 | { | |
9821 | *sval++ = c; | |
3cf3436e JR |
9822 | while (*s < end |
9823 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
6fc2811b JR |
9824 | *sval++ = c; |
9825 | *sval = 0; | |
3cf3436e JR |
9826 | if (*s < end) |
9827 | *s = *s - 1; | |
6fc2811b JR |
9828 | c = XBM_TK_IDENT; |
9829 | } | |
3cf3436e JR |
9830 | else if (c == '/' && **s == '*') |
9831 | { | |
9832 | /* C-style comment. */ | |
9833 | ++*s; | |
9834 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
9835 | ++*s; | |
9836 | if (**s) | |
9837 | { | |
9838 | *s += 2; | |
9839 | goto loop; | |
9840 | } | |
9841 | } | |
6fc2811b JR |
9842 | |
9843 | return c; | |
9844 | } | |
9845 | ||
9846 | ||
217e5be0 JR |
9847 | /* XBM bits seem to be backward within bytes compared with how |
9848 | Windows does things. */ | |
9849 | static unsigned char reflect_byte (unsigned char orig) | |
9850 | { | |
9851 | int i; | |
9852 | unsigned char reflected = 0x00; | |
9853 | for (i = 0; i < 8; i++) | |
9854 | { | |
9855 | if (orig & (0x01 << i)) | |
9856 | reflected |= 0x80 >> i; | |
9857 | } | |
9858 | return reflected; | |
9859 | } | |
9860 | ||
9861 | ||
af3f7be7 JR |
9862 | /* Create a Windows bitmap from X bitmap data. */ |
9863 | static HBITMAP | |
9864 | w32_create_pixmap_from_bitmap_data (int width, int height, char *data) | |
9865 | { | |
9866 | int i, j, w1, w2; | |
9867 | char *bits, *p; | |
9868 | HBITMAP bmp; | |
9869 | ||
9870 | w1 = (width + 7) / 8; /* nb of 8bits elt in X bitmap */ | |
9871 | w2 = ((width + 15) / 16) * 2; /* nb of 16bits elt in W32 bitmap */ | |
c736ffda | 9872 | bits = (char *) alloca (height * w2); |
af3f7be7 JR |
9873 | bzero (bits, height * w2); |
9874 | for (i = 0; i < height; i++) | |
9875 | { | |
9876 | p = bits + i*w2; | |
9877 | for (j = 0; j < w1; j++) | |
9878 | *p++ = reflect_byte(*data++); | |
9879 | } | |
9880 | bmp = CreateBitmap (width, height, 1, 1, bits); | |
af3f7be7 JR |
9881 | |
9882 | return bmp; | |
9883 | } | |
9884 | ||
9885 | ||
6fc2811b | 9886 | /* Replacement for XReadBitmapFileData which isn't available under old |
3cf3436e JR |
9887 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
9888 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
9889 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
9890 | Value is non-zero if successful. DATA null means just test if | |
9891 | CONTENTS looks like an in-memory XBM file. */ | |
6fc2811b JR |
9892 | |
9893 | static int | |
3cf3436e JR |
9894 | xbm_read_bitmap_data (contents, end, width, height, data) |
9895 | char *contents, *end; | |
6fc2811b JR |
9896 | int *width, *height; |
9897 | unsigned char **data; | |
9898 | { | |
3cf3436e | 9899 | char *s = contents; |
6fc2811b JR |
9900 | char buffer[BUFSIZ]; |
9901 | int padding_p = 0; | |
9902 | int v10 = 0; | |
af3f7be7 | 9903 | int bytes_per_line, i, nbytes; |
6fc2811b JR |
9904 | unsigned char *p; |
9905 | int value; | |
9906 | int LA1; | |
9907 | ||
9908 | #define match() \ | |
217e5be0 | 9909 | LA1 = xbm_scan (&s, end, buffer, &value) |
6fc2811b JR |
9910 | |
9911 | #define expect(TOKEN) \ | |
9912 | if (LA1 != (TOKEN)) \ | |
9913 | goto failure; \ | |
9914 | else \ | |
7d0393cf | 9915 | match () |
6fc2811b JR |
9916 | |
9917 | #define expect_ident(IDENT) \ | |
9918 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
9919 | match (); \ | |
9920 | else \ | |
9921 | goto failure | |
9922 | ||
6fc2811b | 9923 | *width = *height = -1; |
3cf3436e JR |
9924 | if (data) |
9925 | *data = NULL; | |
9926 | LA1 = xbm_scan (&s, end, buffer, &value); | |
6fc2811b JR |
9927 | |
9928 | /* Parse defines for width, height and hot-spots. */ | |
9929 | while (LA1 == '#') | |
9930 | { | |
9931 | match (); | |
9932 | expect_ident ("define"); | |
9933 | expect (XBM_TK_IDENT); | |
9934 | ||
9935 | if (LA1 == XBM_TK_NUMBER); | |
9936 | { | |
9937 | char *p = strrchr (buffer, '_'); | |
9938 | p = p ? p + 1 : buffer; | |
9939 | if (strcmp (p, "width") == 0) | |
9940 | *width = value; | |
9941 | else if (strcmp (p, "height") == 0) | |
9942 | *height = value; | |
9943 | } | |
9944 | expect (XBM_TK_NUMBER); | |
9945 | } | |
9946 | ||
9947 | if (*width < 0 || *height < 0) | |
9948 | goto failure; | |
3cf3436e JR |
9949 | else if (data == NULL) |
9950 | goto success; | |
6fc2811b JR |
9951 | |
9952 | /* Parse bits. Must start with `static'. */ | |
9953 | expect_ident ("static"); | |
9954 | if (LA1 == XBM_TK_IDENT) | |
9955 | { | |
9956 | if (strcmp (buffer, "unsigned") == 0) | |
9957 | { | |
7d0393cf | 9958 | match (); |
6fc2811b JR |
9959 | expect_ident ("char"); |
9960 | } | |
9961 | else if (strcmp (buffer, "short") == 0) | |
9962 | { | |
9963 | match (); | |
9964 | v10 = 1; | |
af3f7be7 JR |
9965 | if (*width % 16 && *width % 16 < 9) |
9966 | padding_p = 1; | |
6fc2811b JR |
9967 | } |
9968 | else if (strcmp (buffer, "char") == 0) | |
9969 | match (); | |
9970 | else | |
9971 | goto failure; | |
9972 | } | |
7d0393cf | 9973 | else |
6fc2811b JR |
9974 | goto failure; |
9975 | ||
9976 | expect (XBM_TK_IDENT); | |
9977 | expect ('['); | |
9978 | expect (']'); | |
9979 | expect ('='); | |
9980 | expect ('{'); | |
9981 | ||
af3f7be7 JR |
9982 | bytes_per_line = (*width + 7) / 8 + padding_p; |
9983 | nbytes = bytes_per_line * *height; | |
9984 | p = *data = (char *) xmalloc (nbytes); | |
6fc2811b JR |
9985 | |
9986 | if (v10) | |
9987 | { | |
6fc2811b JR |
9988 | for (i = 0; i < nbytes; i += 2) |
9989 | { | |
9990 | int val = value; | |
9991 | expect (XBM_TK_NUMBER); | |
9992 | ||
35624c03 | 9993 | *p++ = ~ val; |
af3f7be7 | 9994 | if (!padding_p || ((i + 2) % bytes_per_line)) |
35624c03 | 9995 | *p++ = ~ (value >> 8); |
7d0393cf | 9996 | |
6fc2811b JR |
9997 | if (LA1 == ',' || LA1 == '}') |
9998 | match (); | |
9999 | else | |
10000 | goto failure; | |
10001 | } | |
10002 | } | |
10003 | else | |
10004 | { | |
10005 | for (i = 0; i < nbytes; ++i) | |
10006 | { | |
10007 | int val = value; | |
10008 | expect (XBM_TK_NUMBER); | |
7d0393cf | 10009 | |
35624c03 | 10010 | *p++ = ~ val; |
217e5be0 | 10011 | |
6fc2811b JR |
10012 | if (LA1 == ',' || LA1 == '}') |
10013 | match (); | |
10014 | else | |
10015 | goto failure; | |
10016 | } | |
10017 | } | |
10018 | ||
3cf3436e | 10019 | success: |
6fc2811b JR |
10020 | return 1; |
10021 | ||
10022 | failure: | |
3cf3436e JR |
10023 | |
10024 | if (data && *data) | |
6fc2811b JR |
10025 | { |
10026 | xfree (*data); | |
10027 | *data = NULL; | |
10028 | } | |
10029 | return 0; | |
10030 | ||
10031 | #undef match | |
10032 | #undef expect | |
10033 | #undef expect_ident | |
10034 | } | |
10035 | ||
516eea8e JR |
10036 | static void convert_mono_to_color_image (f, img, foreground, background) |
10037 | struct frame *f; | |
10038 | struct image *img; | |
10039 | COLORREF foreground, background; | |
10040 | { | |
10041 | HDC hdc, old_img_dc, new_img_dc; | |
10042 | HGDIOBJ old_prev, new_prev; | |
10043 | HBITMAP new_pixmap; | |
10044 | ||
10045 | hdc = get_frame_dc (f); | |
10046 | old_img_dc = CreateCompatibleDC (hdc); | |
10047 | new_img_dc = CreateCompatibleDC (hdc); | |
10048 | new_pixmap = CreateCompatibleBitmap (hdc, img->width, img->height); | |
10049 | release_frame_dc (f, hdc); | |
10050 | old_prev = SelectObject (old_img_dc, img->pixmap); | |
10051 | new_prev = SelectObject (new_img_dc, new_pixmap); | |
10052 | SetTextColor (new_img_dc, foreground); | |
10053 | SetBkColor (new_img_dc, background); | |
10054 | ||
10055 | BitBlt (new_img_dc, 0, 0, img->width, img->height, old_img_dc, | |
10056 | 0, 0, SRCCOPY); | |
10057 | ||
10058 | SelectObject (old_img_dc, old_prev); | |
c922a224 | 10059 | SelectObject (new_img_dc, new_prev); |
516eea8e JR |
10060 | DeleteDC (old_img_dc); |
10061 | DeleteDC (new_img_dc); | |
10062 | DeleteObject (img->pixmap); | |
10063 | if (new_pixmap == 0) | |
10064 | fprintf (stderr, "Failed to convert image to color.\n"); | |
10065 | else | |
10066 | img->pixmap = new_pixmap; | |
10067 | } | |
6fc2811b | 10068 | |
3cf3436e JR |
10069 | /* Load XBM image IMG which will be displayed on frame F from buffer |
10070 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
10071 | successful. */ | |
6fc2811b JR |
10072 | |
10073 | static int | |
3cf3436e | 10074 | xbm_load_image (f, img, contents, end) |
6fc2811b JR |
10075 | struct frame *f; |
10076 | struct image *img; | |
3cf3436e | 10077 | char *contents, *end; |
6fc2811b JR |
10078 | { |
10079 | int rc; | |
10080 | unsigned char *data; | |
10081 | int success_p = 0; | |
7d0393cf | 10082 | |
3cf3436e | 10083 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
6fc2811b JR |
10084 | if (rc) |
10085 | { | |
6fc2811b JR |
10086 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); |
10087 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
516eea8e | 10088 | int non_default_colors = 0; |
6fc2811b | 10089 | Lisp_Object value; |
7d0393cf | 10090 | |
6fc2811b JR |
10091 | xassert (img->width > 0 && img->height > 0); |
10092 | ||
10093 | /* Get foreground and background colors, maybe allocate colors. */ | |
10094 | value = image_spec_value (img->spec, QCforeground, NULL); | |
10095 | if (!NILP (value)) | |
516eea8e JR |
10096 | { |
10097 | foreground = x_alloc_image_color (f, img, value, foreground); | |
10098 | non_default_colors = 1; | |
10099 | } | |
6fc2811b JR |
10100 | value = image_spec_value (img->spec, QCbackground, NULL); |
10101 | if (!NILP (value)) | |
a05e2bae JR |
10102 | { |
10103 | background = x_alloc_image_color (f, img, value, background); | |
10104 | img->background = background; | |
10105 | img->background_valid = 1; | |
516eea8e | 10106 | non_default_colors = 1; |
a05e2bae | 10107 | } |
6fc2811b | 10108 | img->pixmap |
af3f7be7 | 10109 | = w32_create_pixmap_from_bitmap_data (img->width, img->height, data); |
ac849ba4 | 10110 | |
516eea8e JR |
10111 | /* If colors were specified, transfer the bitmap to a color one. */ |
10112 | if (non_default_colors) | |
10113 | convert_mono_to_color_image (f, img, foreground, background); | |
10114 | ||
6fc2811b JR |
10115 | xfree (data); |
10116 | ||
10117 | if (img->pixmap == 0) | |
10118 | { | |
10119 | x_clear_image (f, img); | |
3cf3436e | 10120 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
6fc2811b JR |
10121 | } |
10122 | else | |
10123 | success_p = 1; | |
6fc2811b JR |
10124 | } |
10125 | else | |
10126 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
10127 | ||
6fc2811b JR |
10128 | return success_p; |
10129 | } | |
10130 | ||
10131 | ||
3cf3436e JR |
10132 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
10133 | ||
10134 | static int | |
10135 | xbm_file_p (data) | |
10136 | Lisp_Object data; | |
10137 | { | |
10138 | int w, h; | |
10139 | return (STRINGP (data) | |
d5db4077 KR |
10140 | && xbm_read_bitmap_data (SDATA (data), |
10141 | (SDATA (data) | |
10142 | + SBYTES (data)), | |
3cf3436e JR |
10143 | &w, &h, NULL)); |
10144 | } | |
10145 | ||
7d0393cf | 10146 | |
6fc2811b JR |
10147 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
10148 | non-zero if successful. */ | |
10149 | ||
10150 | static int | |
10151 | xbm_load (f, img) | |
10152 | struct frame *f; | |
10153 | struct image *img; | |
10154 | { | |
10155 | int success_p = 0; | |
10156 | Lisp_Object file_name; | |
10157 | ||
10158 | xassert (xbm_image_p (img->spec)); | |
10159 | ||
10160 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
10161 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
10162 | if (STRINGP (file_name)) | |
3cf3436e JR |
10163 | { |
10164 | Lisp_Object file; | |
10165 | char *contents; | |
10166 | int size; | |
10167 | struct gcpro gcpro1; | |
10168 | ||
10169 | file = x_find_image_file (file_name); | |
10170 | GCPRO1 (file); | |
10171 | if (!STRINGP (file)) | |
10172 | { | |
10173 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
10174 | UNGCPRO; | |
10175 | return 0; | |
10176 | } | |
10177 | ||
d5db4077 | 10178 | contents = slurp_file (SDATA (file), &size); |
3cf3436e JR |
10179 | if (contents == NULL) |
10180 | { | |
10181 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
10182 | UNGCPRO; | |
10183 | return 0; | |
10184 | } | |
10185 | ||
10186 | success_p = xbm_load_image (f, img, contents, contents + size); | |
10187 | UNGCPRO; | |
10188 | } | |
6fc2811b JR |
10189 | else |
10190 | { | |
10191 | struct image_keyword fmt[XBM_LAST]; | |
10192 | Lisp_Object data; | |
6fc2811b JR |
10193 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); |
10194 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
516eea8e | 10195 | int non_default_colors = 0; |
6fc2811b JR |
10196 | char *bits; |
10197 | int parsed_p; | |
3cf3436e JR |
10198 | int in_memory_file_p = 0; |
10199 | ||
10200 | /* See if data looks like an in-memory XBM file. */ | |
10201 | data = image_spec_value (img->spec, QCdata, NULL); | |
10202 | in_memory_file_p = xbm_file_p (data); | |
6fc2811b | 10203 | |
217e5be0 | 10204 | /* Parse the image specification. */ |
6fc2811b JR |
10205 | bcopy (xbm_format, fmt, sizeof fmt); |
10206 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); | |
10207 | xassert (parsed_p); | |
10208 | ||
10209 | /* Get specified width, and height. */ | |
3cf3436e JR |
10210 | if (!in_memory_file_p) |
10211 | { | |
10212 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
10213 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
10214 | xassert (img->width > 0 && img->height > 0); | |
10215 | } | |
217e5be0 | 10216 | |
6fc2811b | 10217 | /* Get foreground and background colors, maybe allocate colors. */ |
3cf3436e JR |
10218 | if (fmt[XBM_FOREGROUND].count |
10219 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
516eea8e JR |
10220 | { |
10221 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
10222 | foreground); | |
10223 | non_default_colors = 1; | |
10224 | } | |
10225 | ||
3cf3436e JR |
10226 | if (fmt[XBM_BACKGROUND].count |
10227 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
516eea8e JR |
10228 | { |
10229 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
10230 | background); | |
10231 | non_default_colors = 1; | |
10232 | } | |
6fc2811b | 10233 | |
3cf3436e | 10234 | if (in_memory_file_p) |
d5db4077 KR |
10235 | success_p = xbm_load_image (f, img, SDATA (data), |
10236 | (SDATA (data) | |
10237 | + SBYTES (data))); | |
3cf3436e | 10238 | else |
6fc2811b | 10239 | { |
3cf3436e JR |
10240 | if (VECTORP (data)) |
10241 | { | |
10242 | int i; | |
10243 | char *p; | |
10244 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
7d0393cf | 10245 | |
3cf3436e JR |
10246 | p = bits = (char *) alloca (nbytes * img->height); |
10247 | for (i = 0; i < img->height; ++i, p += nbytes) | |
10248 | { | |
10249 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
10250 | if (STRINGP (line)) | |
d5db4077 | 10251 | bcopy (SDATA (line), p, nbytes); |
3cf3436e JR |
10252 | else |
10253 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
10254 | } | |
10255 | } | |
10256 | else if (STRINGP (data)) | |
d5db4077 | 10257 | bits = SDATA (data); |
3cf3436e JR |
10258 | else |
10259 | bits = XBOOL_VECTOR (data)->data; | |
af3f7be7 | 10260 | |
3cf3436e | 10261 | /* Create the pixmap. */ |
3cf3436e | 10262 | img->pixmap |
af3f7be7 JR |
10263 | = w32_create_pixmap_from_bitmap_data (img->width, img->height, |
10264 | bits); | |
10265 | ||
516eea8e JR |
10266 | /* If colors were specified, transfer the bitmap to a color one. */ |
10267 | if (non_default_colors) | |
10268 | convert_mono_to_color_image (f, img, foreground, background); | |
10269 | ||
3cf3436e JR |
10270 | if (img->pixmap) |
10271 | success_p = 1; | |
10272 | else | |
6fc2811b | 10273 | { |
3cf3436e JR |
10274 | image_error ("Unable to create pixmap for XBM image `%s'", |
10275 | img->spec, Qnil); | |
10276 | x_clear_image (f, img); | |
6fc2811b JR |
10277 | } |
10278 | } | |
6fc2811b JR |
10279 | } |
10280 | ||
10281 | return success_p; | |
10282 | } | |
7d0393cf | 10283 | |
6fc2811b JR |
10284 | |
10285 | \f | |
10286 | /*********************************************************************** | |
10287 | XPM images | |
10288 | ***********************************************************************/ | |
10289 | ||
7d0393cf | 10290 | #if HAVE_XPM |
6fc2811b JR |
10291 | |
10292 | static int xpm_image_p P_ ((Lisp_Object object)); | |
10293 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
10294 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
10295 | ||
c736ffda JR |
10296 | /* Indicate to xpm.h that we don't have Xlib. */ |
10297 | #define FOR_MSW | |
10298 | /* simx.h in xpm defines XColor and XImage differently than Emacs. */ | |
10299 | #define XColor xpm_XColor | |
10300 | #define XImage xpm_XImage | |
10301 | #define PIXEL_ALREADY_TYPEDEFED | |
6fc2811b | 10302 | #include "X11/xpm.h" |
c736ffda JR |
10303 | #undef FOR_MSW |
10304 | #undef XColor | |
10305 | #undef XImage | |
10306 | #undef PIXEL_ALREADY_TYPEDEFED | |
6fc2811b JR |
10307 | |
10308 | /* The symbol `xpm' identifying XPM-format images. */ | |
10309 | ||
10310 | Lisp_Object Qxpm; | |
10311 | ||
10312 | /* Indices of image specification fields in xpm_format, below. */ | |
10313 | ||
10314 | enum xpm_keyword_index | |
10315 | { | |
10316 | XPM_TYPE, | |
10317 | XPM_FILE, | |
10318 | XPM_DATA, | |
10319 | XPM_ASCENT, | |
10320 | XPM_MARGIN, | |
10321 | XPM_RELIEF, | |
10322 | XPM_ALGORITHM, | |
10323 | XPM_HEURISTIC_MASK, | |
a05e2bae | 10324 | XPM_MASK, |
6fc2811b | 10325 | XPM_COLOR_SYMBOLS, |
a05e2bae | 10326 | XPM_BACKGROUND, |
6fc2811b JR |
10327 | XPM_LAST |
10328 | }; | |
10329 | ||
10330 | /* Vector of image_keyword structures describing the format | |
10331 | of valid XPM image specifications. */ | |
10332 | ||
10333 | static struct image_keyword xpm_format[XPM_LAST] = | |
10334 | { | |
10335 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10336 | {":file", IMAGE_STRING_VALUE, 0}, | |
10337 | {":data", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 10338 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 10339 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10340 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10341 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 10342 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
10343 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10344 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10345 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10346 | }; |
10347 | ||
197edd35 | 10348 | /* Structure describing the image type XPM. */ |
6fc2811b JR |
10349 | |
10350 | static struct image_type xpm_type = | |
10351 | { | |
10352 | &Qxpm, | |
10353 | xpm_image_p, | |
10354 | xpm_load, | |
10355 | x_clear_image, | |
10356 | NULL | |
10357 | }; | |
10358 | ||
10359 | ||
c736ffda JR |
10360 | /* XPM library details. */ |
10361 | ||
10362 | DEF_IMGLIB_FN (XpmFreeAttributes); | |
10363 | DEF_IMGLIB_FN (XpmCreateImageFromBuffer); | |
10364 | DEF_IMGLIB_FN (XpmReadFileToImage); | |
10365 | DEF_IMGLIB_FN (XImageFree); | |
10366 | ||
10367 | ||
10368 | static int | |
10369 | init_xpm_functions (library) | |
10370 | HMODULE library; | |
10371 | { | |
10372 | LOAD_IMGLIB_FN (library, XpmFreeAttributes); | |
10373 | LOAD_IMGLIB_FN (library, XpmCreateImageFromBuffer); | |
10374 | LOAD_IMGLIB_FN (library, XpmReadFileToImage); | |
10375 | LOAD_IMGLIB_FN (library, XImageFree); | |
10376 | ||
10377 | return 1; | |
10378 | } | |
10379 | ||
6fc2811b JR |
10380 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
10381 | for XPM images. Such a list must consist of conses whose car and | |
10382 | cdr are strings. */ | |
10383 | ||
10384 | static int | |
10385 | xpm_valid_color_symbols_p (color_symbols) | |
10386 | Lisp_Object color_symbols; | |
10387 | { | |
10388 | while (CONSP (color_symbols)) | |
10389 | { | |
10390 | Lisp_Object sym = XCAR (color_symbols); | |
10391 | if (!CONSP (sym) | |
10392 | || !STRINGP (XCAR (sym)) | |
10393 | || !STRINGP (XCDR (sym))) | |
10394 | break; | |
10395 | color_symbols = XCDR (color_symbols); | |
10396 | } | |
10397 | ||
10398 | return NILP (color_symbols); | |
10399 | } | |
10400 | ||
10401 | ||
10402 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
10403 | ||
10404 | static int | |
10405 | xpm_image_p (object) | |
10406 | Lisp_Object object; | |
10407 | { | |
10408 | struct image_keyword fmt[XPM_LAST]; | |
10409 | bcopy (xpm_format, fmt, sizeof fmt); | |
10410 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) | |
10411 | /* Either `:file' or `:data' must be present. */ | |
10412 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
10413 | /* Either no `:color-symbols' or it's a list of conses | |
10414 | whose car and cdr are strings. */ | |
10415 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
8f92c555 | 10416 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
6fc2811b JR |
10417 | } |
10418 | ||
10419 | ||
10420 | /* Load image IMG which will be displayed on frame F. Value is | |
10421 | non-zero if successful. */ | |
10422 | ||
10423 | static int | |
10424 | xpm_load (f, img) | |
10425 | struct frame *f; | |
10426 | struct image *img; | |
10427 | { | |
c736ffda JR |
10428 | HDC hdc; |
10429 | int rc; | |
6fc2811b JR |
10430 | XpmAttributes attrs; |
10431 | Lisp_Object specified_file, color_symbols; | |
c736ffda | 10432 | xpm_XImage * xpm_image, * xpm_mask; |
6fc2811b JR |
10433 | |
10434 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
10435 | close colors. Return colors allocated. */ | |
10436 | bzero (&attrs, sizeof attrs); | |
c736ffda JR |
10437 | xpm_image = xpm_mask = NULL; |
10438 | ||
10439 | #if 0 | |
dfff8a69 JR |
10440 | attrs.visual = FRAME_X_VISUAL (f); |
10441 | attrs.colormap = FRAME_X_COLORMAP (f); | |
6fc2811b | 10442 | attrs.valuemask |= XpmVisual; |
dfff8a69 | 10443 | attrs.valuemask |= XpmColormap; |
c736ffda | 10444 | #endif |
6fc2811b | 10445 | attrs.valuemask |= XpmReturnAllocPixels; |
dfff8a69 | 10446 | #ifdef XpmAllocCloseColors |
6fc2811b JR |
10447 | attrs.alloc_close_colors = 1; |
10448 | attrs.valuemask |= XpmAllocCloseColors; | |
dfff8a69 JR |
10449 | #else |
10450 | attrs.closeness = 600; | |
10451 | attrs.valuemask |= XpmCloseness; | |
10452 | #endif | |
6fc2811b JR |
10453 | |
10454 | /* If image specification contains symbolic color definitions, add | |
10455 | these to `attrs'. */ | |
10456 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
10457 | if (CONSP (color_symbols)) | |
10458 | { | |
10459 | Lisp_Object tail; | |
10460 | XpmColorSymbol *xpm_syms; | |
10461 | int i, size; | |
7d0393cf | 10462 | |
6fc2811b JR |
10463 | attrs.valuemask |= XpmColorSymbols; |
10464 | ||
10465 | /* Count number of symbols. */ | |
10466 | attrs.numsymbols = 0; | |
10467 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
10468 | ++attrs.numsymbols; | |
10469 | ||
10470 | /* Allocate an XpmColorSymbol array. */ | |
10471 | size = attrs.numsymbols * sizeof *xpm_syms; | |
10472 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
10473 | bzero (xpm_syms, size); | |
10474 | attrs.colorsymbols = xpm_syms; | |
10475 | ||
10476 | /* Fill the color symbol array. */ | |
10477 | for (tail = color_symbols, i = 0; | |
10478 | CONSP (tail); | |
10479 | ++i, tail = XCDR (tail)) | |
10480 | { | |
10481 | Lisp_Object name = XCAR (XCAR (tail)); | |
10482 | Lisp_Object color = XCDR (XCAR (tail)); | |
d5db4077 KR |
10483 | xpm_syms[i].name = (char *) alloca (SCHARS (name) + 1); |
10484 | strcpy (xpm_syms[i].name, SDATA (name)); | |
10485 | xpm_syms[i].value = (char *) alloca (SCHARS (color) + 1); | |
10486 | strcpy (xpm_syms[i].value, SDATA (color)); | |
6fc2811b JR |
10487 | } |
10488 | } | |
10489 | ||
10490 | /* Create a pixmap for the image, either from a file, or from a | |
10491 | string buffer containing data in the same format as an XPM file. */ | |
c736ffda | 10492 | |
6fc2811b | 10493 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
177c0ea7 | 10494 | |
c736ffda JR |
10495 | { |
10496 | HDC frame_dc = get_frame_dc (f); | |
10497 | hdc = CreateCompatibleDC (frame_dc); | |
10498 | release_frame_dc (f, frame_dc); | |
10499 | } | |
10500 | ||
6fc2811b JR |
10501 | if (STRINGP (specified_file)) |
10502 | { | |
10503 | Lisp_Object file = x_find_image_file (specified_file); | |
10504 | if (!STRINGP (file)) | |
10505 | { | |
10506 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
6fc2811b JR |
10507 | return 0; |
10508 | } | |
7d0393cf | 10509 | |
c736ffda JR |
10510 | /* XpmReadFileToPixmap is not available in the Windows port of |
10511 | libxpm. But XpmReadFileToImage almost does what we want. */ | |
10512 | rc = fn_XpmReadFileToImage (&hdc, SDATA (file), | |
10513 | &xpm_image, &xpm_mask, | |
10514 | &attrs); | |
6fc2811b JR |
10515 | } |
10516 | else | |
10517 | { | |
10518 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
c736ffda JR |
10519 | /* XpmCreatePixmapFromBuffer is not available in the Windows port |
10520 | of libxpm. But XpmCreateImageFromBuffer almost does what we want. */ | |
10521 | rc = fn_XpmCreateImageFromBuffer (&hdc, SDATA (buffer), | |
10522 | &xpm_image, &xpm_mask, | |
10523 | &attrs); | |
6fc2811b | 10524 | } |
6fc2811b JR |
10525 | |
10526 | if (rc == XpmSuccess) | |
10527 | { | |
c736ffda JR |
10528 | int i; |
10529 | ||
10530 | /* W32 XPM uses XImage to wrap what W32 Emacs calls a Pixmap, | |
10531 | plus some duplicate attributes. */ | |
10532 | if (xpm_image && xpm_image->bitmap) | |
10533 | { | |
10534 | img->pixmap = xpm_image->bitmap; | |
10535 | /* XImageFree in libXpm frees XImage struct without destroying | |
10536 | the bitmap, which is what we want. */ | |
10537 | fn_XImageFree (xpm_image); | |
10538 | } | |
10539 | if (xpm_mask && xpm_mask->bitmap) | |
177c0ea7 | 10540 | { |
c736ffda JR |
10541 | /* The mask appears to be inverted compared with what we expect. |
10542 | TODO: invert our expectations. See other places where we | |
10543 | have to invert bits because our idea of masks is backwards. */ | |
10544 | HGDIOBJ old_obj; | |
10545 | old_obj = SelectObject (hdc, xpm_mask->bitmap); | |
10546 | ||
10547 | PatBlt (hdc, 0, 0, xpm_mask->width, xpm_mask->height, DSTINVERT); | |
10548 | SelectObject (hdc, old_obj); | |
10549 | ||
10550 | img->mask = xpm_mask->bitmap; | |
177c0ea7 | 10551 | fn_XImageFree (xpm_mask); |
c736ffda JR |
10552 | DeleteDC (hdc); |
10553 | } | |
10554 | ||
10555 | DeleteDC (hdc); | |
10556 | ||
6fc2811b JR |
10557 | /* Remember allocated colors. */ |
10558 | img->ncolors = attrs.nalloc_pixels; | |
10559 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
10560 | * sizeof *img->colors); | |
10561 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
10562 | img->colors[i] = attrs.alloc_pixels[i]; | |
10563 | ||
10564 | img->width = attrs.width; | |
10565 | img->height = attrs.height; | |
10566 | xassert (img->width > 0 && img->height > 0); | |
10567 | ||
10568 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
c736ffda | 10569 | fn_XpmFreeAttributes (&attrs); |
6fc2811b JR |
10570 | } |
10571 | else | |
10572 | { | |
c736ffda JR |
10573 | DeleteDC (hdc); |
10574 | ||
6fc2811b JR |
10575 | switch (rc) |
10576 | { | |
10577 | case XpmOpenFailed: | |
10578 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
10579 | break; | |
7d0393cf | 10580 | |
6fc2811b JR |
10581 | case XpmFileInvalid: |
10582 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
10583 | break; | |
7d0393cf | 10584 | |
6fc2811b JR |
10585 | case XpmNoMemory: |
10586 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
10587 | break; | |
7d0393cf | 10588 | |
6fc2811b JR |
10589 | case XpmColorFailed: |
10590 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
10591 | break; | |
7d0393cf | 10592 | |
6fc2811b JR |
10593 | default: |
10594 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
10595 | break; | |
10596 | } | |
10597 | } | |
10598 | ||
10599 | return rc == XpmSuccess; | |
10600 | } | |
10601 | ||
10602 | #endif /* HAVE_XPM != 0 */ | |
10603 | ||
10604 | \f | |
767b1ff0 | 10605 | #if 0 /* TODO : Color tables on W32. */ |
6fc2811b JR |
10606 | /*********************************************************************** |
10607 | Color table | |
10608 | ***********************************************************************/ | |
10609 | ||
10610 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
10611 | ||
10612 | struct ct_color | |
10613 | { | |
10614 | int r, g, b; | |
10615 | unsigned long pixel; | |
10616 | ||
10617 | /* Next in color table collision list. */ | |
10618 | struct ct_color *next; | |
10619 | }; | |
10620 | ||
10621 | /* The bucket vector size to use. Must be prime. */ | |
10622 | ||
10623 | #define CT_SIZE 101 | |
10624 | ||
10625 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
10626 | ||
10627 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
10628 | ||
10629 | /* The color hash table. */ | |
10630 | ||
10631 | struct ct_color **ct_table; | |
10632 | ||
10633 | /* Number of entries in the color table. */ | |
10634 | ||
10635 | int ct_colors_allocated; | |
10636 | ||
10637 | /* Function prototypes. */ | |
10638 | ||
10639 | static void init_color_table P_ ((void)); | |
10640 | static void free_color_table P_ ((void)); | |
10641 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
10642 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
10643 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
10644 | ||
10645 | ||
10646 | /* Initialize the color table. */ | |
10647 | ||
10648 | static void | |
10649 | init_color_table () | |
10650 | { | |
10651 | int size = CT_SIZE * sizeof (*ct_table); | |
10652 | ct_table = (struct ct_color **) xmalloc (size); | |
10653 | bzero (ct_table, size); | |
10654 | ct_colors_allocated = 0; | |
10655 | } | |
10656 | ||
10657 | ||
10658 | /* Free memory associated with the color table. */ | |
10659 | ||
10660 | static void | |
10661 | free_color_table () | |
10662 | { | |
10663 | int i; | |
10664 | struct ct_color *p, *next; | |
10665 | ||
10666 | for (i = 0; i < CT_SIZE; ++i) | |
10667 | for (p = ct_table[i]; p; p = next) | |
10668 | { | |
10669 | next = p->next; | |
10670 | xfree (p); | |
10671 | } | |
10672 | ||
10673 | xfree (ct_table); | |
10674 | ct_table = NULL; | |
10675 | } | |
10676 | ||
10677 | ||
10678 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
10679 | entry for that color already is in the color table, return the | |
10680 | pixel color of that entry. Otherwise, allocate a new color for R, | |
10681 | G, B, and make an entry in the color table. */ | |
10682 | ||
10683 | static unsigned long | |
10684 | lookup_rgb_color (f, r, g, b) | |
10685 | struct frame *f; | |
10686 | int r, g, b; | |
10687 | { | |
10688 | unsigned hash = CT_HASH_RGB (r, g, b); | |
10689 | int i = hash % CT_SIZE; | |
10690 | struct ct_color *p; | |
10691 | ||
10692 | for (p = ct_table[i]; p; p = p->next) | |
10693 | if (p->r == r && p->g == g && p->b == b) | |
10694 | break; | |
10695 | ||
10696 | if (p == NULL) | |
10697 | { | |
10698 | COLORREF color; | |
10699 | Colormap cmap; | |
10700 | int rc; | |
10701 | ||
10702 | color = PALETTERGB (r, g, b); | |
10703 | ||
10704 | ++ct_colors_allocated; | |
10705 | ||
10706 | p = (struct ct_color *) xmalloc (sizeof *p); | |
10707 | p->r = r; | |
10708 | p->g = g; | |
10709 | p->b = b; | |
10710 | p->pixel = color; | |
10711 | p->next = ct_table[i]; | |
10712 | ct_table[i] = p; | |
10713 | } | |
10714 | ||
10715 | return p->pixel; | |
10716 | } | |
10717 | ||
10718 | ||
10719 | /* Look up pixel color PIXEL which is used on frame F in the color | |
10720 | table. If not already present, allocate it. Value is PIXEL. */ | |
10721 | ||
10722 | static unsigned long | |
10723 | lookup_pixel_color (f, pixel) | |
10724 | struct frame *f; | |
10725 | unsigned long pixel; | |
10726 | { | |
10727 | int i = pixel % CT_SIZE; | |
10728 | struct ct_color *p; | |
10729 | ||
10730 | for (p = ct_table[i]; p; p = p->next) | |
10731 | if (p->pixel == pixel) | |
10732 | break; | |
10733 | ||
10734 | if (p == NULL) | |
10735 | { | |
10736 | XColor color; | |
10737 | Colormap cmap; | |
10738 | int rc; | |
10739 | ||
10740 | BLOCK_INPUT; | |
7d0393cf | 10741 | |
6fc2811b JR |
10742 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); |
10743 | color.pixel = pixel; | |
10744 | XQueryColor (NULL, cmap, &color); | |
10745 | rc = x_alloc_nearest_color (f, cmap, &color); | |
10746 | UNBLOCK_INPUT; | |
10747 | ||
10748 | if (rc) | |
10749 | { | |
10750 | ++ct_colors_allocated; | |
7d0393cf | 10751 | |
6fc2811b JR |
10752 | p = (struct ct_color *) xmalloc (sizeof *p); |
10753 | p->r = color.red; | |
10754 | p->g = color.green; | |
10755 | p->b = color.blue; | |
10756 | p->pixel = pixel; | |
10757 | p->next = ct_table[i]; | |
10758 | ct_table[i] = p; | |
10759 | } | |
10760 | else | |
10761 | return FRAME_FOREGROUND_PIXEL (f); | |
10762 | } | |
10763 | return p->pixel; | |
10764 | } | |
10765 | ||
10766 | ||
10767 | /* Value is a vector of all pixel colors contained in the color table, | |
10768 | allocated via xmalloc. Set *N to the number of colors. */ | |
10769 | ||
10770 | static unsigned long * | |
10771 | colors_in_color_table (n) | |
10772 | int *n; | |
10773 | { | |
10774 | int i, j; | |
10775 | struct ct_color *p; | |
10776 | unsigned long *colors; | |
10777 | ||
10778 | if (ct_colors_allocated == 0) | |
10779 | { | |
10780 | *n = 0; | |
10781 | colors = NULL; | |
10782 | } | |
10783 | else | |
10784 | { | |
10785 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
10786 | * sizeof *colors); | |
10787 | *n = ct_colors_allocated; | |
7d0393cf | 10788 | |
6fc2811b JR |
10789 | for (i = j = 0; i < CT_SIZE; ++i) |
10790 | for (p = ct_table[i]; p; p = p->next) | |
10791 | colors[j++] = p->pixel; | |
10792 | } | |
10793 | ||
10794 | return colors; | |
10795 | } | |
10796 | ||
767b1ff0 | 10797 | #endif /* TODO */ |
6fc2811b JR |
10798 | |
10799 | \f | |
10800 | /*********************************************************************** | |
10801 | Algorithms | |
10802 | ***********************************************************************/ | |
3cf3436e JR |
10803 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
10804 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
10805 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
ac849ba4 | 10806 | static void XPutPixel (XImage *, int, int, COLORREF); |
3cf3436e JR |
10807 | |
10808 | /* Non-zero means draw a cross on images having `:conversion | |
10809 | disabled'. */ | |
6fc2811b | 10810 | |
3cf3436e | 10811 | int cross_disabled_images; |
6fc2811b | 10812 | |
3cf3436e JR |
10813 | /* Edge detection matrices for different edge-detection |
10814 | strategies. */ | |
6fc2811b | 10815 | |
3cf3436e JR |
10816 | static int emboss_matrix[9] = { |
10817 | /* x - 1 x x + 1 */ | |
10818 | 2, -1, 0, /* y - 1 */ | |
10819 | -1, 0, 1, /* y */ | |
10820 | 0, 1, -2 /* y + 1 */ | |
10821 | }; | |
10822 | ||
10823 | static int laplace_matrix[9] = { | |
10824 | /* x - 1 x x + 1 */ | |
10825 | 1, 0, 0, /* y - 1 */ | |
10826 | 0, 0, 0, /* y */ | |
10827 | 0, 0, -1 /* y + 1 */ | |
10828 | }; | |
10829 | ||
10830 | /* Value is the intensity of the color whose red/green/blue values | |
10831 | are R, G, and B. */ | |
10832 | ||
10833 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
10834 | ||
10835 | ||
10836 | /* On frame F, return an array of XColor structures describing image | |
10837 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
10838 | non-zero means also fill the red/green/blue members of the XColor | |
10839 | structures. Value is a pointer to the array of XColors structures, | |
10840 | allocated with xmalloc; it must be freed by the caller. */ | |
10841 | ||
10842 | static XColor * | |
10843 | x_to_xcolors (f, img, rgb_p) | |
10844 | struct frame *f; | |
10845 | struct image *img; | |
10846 | int rgb_p; | |
10847 | { | |
10848 | int x, y; | |
10849 | XColor *colors, *p; | |
197edd35 JR |
10850 | HDC hdc, bmpdc; |
10851 | HGDIOBJ prev; | |
3cf3436e JR |
10852 | |
10853 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); | |
197edd35 JR |
10854 | |
10855 | /* Load the image into a memory device context. */ | |
10856 | hdc = get_frame_dc (f); | |
10857 | bmpdc = CreateCompatibleDC (hdc); | |
10858 | release_frame_dc (f, hdc); | |
10859 | prev = SelectObject (bmpdc, img->pixmap); | |
3cf3436e JR |
10860 | |
10861 | /* Fill the `pixel' members of the XColor array. I wished there | |
10862 | were an easy and portable way to circumvent XGetPixel. */ | |
10863 | p = colors; | |
10864 | for (y = 0; y < img->height; ++y) | |
10865 | { | |
10866 | XColor *row = p; | |
7d0393cf | 10867 | |
3cf3436e | 10868 | for (x = 0; x < img->width; ++x, ++p) |
197edd35 JR |
10869 | { |
10870 | /* TODO: palette support needed here? */ | |
10871 | p->pixel = GetPixel (bmpdc, x, y); | |
3cf3436e | 10872 | |
197edd35 JR |
10873 | if (rgb_p) |
10874 | { | |
10875 | p->red = 256 * GetRValue (p->pixel); | |
10876 | p->green = 256 * GetGValue (p->pixel); | |
10877 | p->blue = 256 * GetBValue (p->pixel); | |
10878 | } | |
10879 | } | |
3cf3436e JR |
10880 | } |
10881 | ||
197edd35 JR |
10882 | SelectObject (bmpdc, prev); |
10883 | DeleteDC (bmpdc); | |
10884 | ||
3cf3436e JR |
10885 | return colors; |
10886 | } | |
10887 | ||
ac849ba4 JR |
10888 | /* Put a pixel of COLOR at position X, Y in XIMG. XIMG must have been |
10889 | created with CreateDIBSection, with the pointer to the bit values | |
10890 | stored in ximg->data. */ | |
10891 | ||
10892 | static void XPutPixel (ximg, x, y, color) | |
10893 | XImage * ximg; | |
10894 | int x, y; | |
10895 | COLORREF color; | |
10896 | { | |
10897 | int width = ximg->info.bmiHeader.biWidth; | |
10898 | int height = ximg->info.bmiHeader.biHeight; | |
ac849ba4 JR |
10899 | unsigned char * pixel; |
10900 | ||
54eefef1 JR |
10901 | /* True color images. */ |
10902 | if (ximg->info.bmiHeader.biBitCount == 24) | |
10903 | { | |
10904 | int rowbytes = width * 3; | |
10905 | /* Ensure scanlines are aligned on 4 byte boundaries. */ | |
10906 | if (rowbytes % 4) | |
10907 | rowbytes += 4 - (rowbytes % 4); | |
10908 | ||
10909 | pixel = ximg->data + y * rowbytes + x * 3; | |
10910 | /* Windows bitmaps are in BGR order. */ | |
10911 | *pixel = GetBValue (color); | |
10912 | *(pixel + 1) = GetGValue (color); | |
10913 | *(pixel + 2) = GetRValue (color); | |
10914 | } | |
10915 | /* Monochrome images. */ | |
10916 | else if (ximg->info.bmiHeader.biBitCount == 1) | |
10917 | { | |
10918 | int rowbytes = width / 8; | |
10919 | /* Ensure scanlines are aligned on 4 byte boundaries. */ | |
10920 | if (rowbytes % 4) | |
10921 | rowbytes += 4 - (rowbytes % 4); | |
10922 | pixel = ximg->data + y * rowbytes + x / 8; | |
10923 | /* Filter out palette info. */ | |
10924 | if (color & 0x00ffffff) | |
10925 | *pixel = *pixel | (1 << x % 8); | |
10926 | else | |
10927 | *pixel = *pixel & ~(1 << x % 8); | |
10928 | } | |
10929 | else | |
839b1909 | 10930 | image_error ("XPutPixel: palette image not supported.", Qnil, Qnil); |
ac849ba4 JR |
10931 | } |
10932 | ||
3cf3436e JR |
10933 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
10934 | RGB members are set. F is the frame on which this all happens. | |
10935 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
6fc2811b JR |
10936 | |
10937 | static void | |
3cf3436e | 10938 | x_from_xcolors (f, img, colors) |
6fc2811b | 10939 | struct frame *f; |
3cf3436e | 10940 | struct image *img; |
6fc2811b | 10941 | XColor *colors; |
6fc2811b | 10942 | { |
3cf3436e JR |
10943 | int x, y; |
10944 | XImage *oimg; | |
10945 | Pixmap pixmap; | |
10946 | XColor *p; | |
ac849ba4 | 10947 | #if 0 /* TODO: color tables. */ |
3cf3436e | 10948 | init_color_table (); |
ac849ba4 | 10949 | #endif |
3cf3436e JR |
10950 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
10951 | &oimg, &pixmap); | |
10952 | p = colors; | |
10953 | for (y = 0; y < img->height; ++y) | |
10954 | for (x = 0; x < img->width; ++x, ++p) | |
10955 | { | |
10956 | unsigned long pixel; | |
ac849ba4 | 10957 | #if 0 /* TODO: color tables. */ |
3cf3436e | 10958 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); |
ac849ba4 | 10959 | #else |
197edd35 | 10960 | pixel = PALETTERGB (p->red / 256, p->green / 256, p->blue / 256); |
ac849ba4 | 10961 | #endif |
3cf3436e JR |
10962 | XPutPixel (oimg, x, y, pixel); |
10963 | } | |
6fc2811b | 10964 | |
3cf3436e JR |
10965 | xfree (colors); |
10966 | x_clear_image_1 (f, img, 1, 0, 1); | |
6fc2811b | 10967 | |
3cf3436e JR |
10968 | x_put_x_image (f, oimg, pixmap, img->width, img->height); |
10969 | x_destroy_x_image (oimg); | |
10970 | img->pixmap = pixmap; | |
ac849ba4 | 10971 | #if 0 /* TODO: color tables. */ |
3cf3436e JR |
10972 | img->colors = colors_in_color_table (&img->ncolors); |
10973 | free_color_table (); | |
ac849ba4 | 10974 | #endif |
6fc2811b JR |
10975 | } |
10976 | ||
10977 | ||
3cf3436e JR |
10978 | /* On frame F, perform edge-detection on image IMG. |
10979 | ||
10980 | MATRIX is a nine-element array specifying the transformation | |
10981 | matrix. See emboss_matrix for an example. | |
7d0393cf | 10982 | |
3cf3436e JR |
10983 | COLOR_ADJUST is a color adjustment added to each pixel of the |
10984 | outgoing image. */ | |
6fc2811b JR |
10985 | |
10986 | static void | |
3cf3436e | 10987 | x_detect_edges (f, img, matrix, color_adjust) |
6fc2811b | 10988 | struct frame *f; |
3cf3436e JR |
10989 | struct image *img; |
10990 | int matrix[9], color_adjust; | |
6fc2811b | 10991 | { |
3cf3436e JR |
10992 | XColor *colors = x_to_xcolors (f, img, 1); |
10993 | XColor *new, *p; | |
10994 | int x, y, i, sum; | |
10995 | ||
10996 | for (i = sum = 0; i < 9; ++i) | |
10997 | sum += abs (matrix[i]); | |
10998 | ||
10999 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) | |
11000 | ||
11001 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); | |
11002 | ||
11003 | for (y = 0; y < img->height; ++y) | |
11004 | { | |
11005 | p = COLOR (new, 0, y); | |
11006 | p->red = p->green = p->blue = 0xffff/2; | |
11007 | p = COLOR (new, img->width - 1, y); | |
11008 | p->red = p->green = p->blue = 0xffff/2; | |
11009 | } | |
7d0393cf | 11010 | |
3cf3436e JR |
11011 | for (x = 1; x < img->width - 1; ++x) |
11012 | { | |
11013 | p = COLOR (new, x, 0); | |
11014 | p->red = p->green = p->blue = 0xffff/2; | |
11015 | p = COLOR (new, x, img->height - 1); | |
11016 | p->red = p->green = p->blue = 0xffff/2; | |
11017 | } | |
11018 | ||
11019 | for (y = 1; y < img->height - 1; ++y) | |
11020 | { | |
11021 | p = COLOR (new, 1, y); | |
7d0393cf | 11022 | |
3cf3436e JR |
11023 | for (x = 1; x < img->width - 1; ++x, ++p) |
11024 | { | |
11025 | int r, g, b, y1, x1; | |
11026 | ||
11027 | r = g = b = i = 0; | |
11028 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
11029 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
11030 | if (matrix[i]) | |
11031 | { | |
11032 | XColor *t = COLOR (colors, x1, y1); | |
11033 | r += matrix[i] * t->red; | |
11034 | g += matrix[i] * t->green; | |
11035 | b += matrix[i] * t->blue; | |
11036 | } | |
11037 | ||
11038 | r = (r / sum + color_adjust) & 0xffff; | |
11039 | g = (g / sum + color_adjust) & 0xffff; | |
11040 | b = (b / sum + color_adjust) & 0xffff; | |
11041 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); | |
11042 | } | |
11043 | } | |
11044 | ||
11045 | xfree (colors); | |
11046 | x_from_xcolors (f, img, new); | |
11047 | ||
11048 | #undef COLOR | |
11049 | } | |
11050 | ||
11051 | ||
11052 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
11053 | on frame F. */ | |
11054 | ||
11055 | static void | |
11056 | x_emboss (f, img) | |
11057 | struct frame *f; | |
11058 | struct image *img; | |
11059 | { | |
11060 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
6fc2811b | 11061 | } |
3cf3436e | 11062 | |
6fc2811b JR |
11063 | |
11064 | /* Transform image IMG which is used on frame F with a Laplace | |
11065 | edge-detection algorithm. The result is an image that can be used | |
11066 | to draw disabled buttons, for example. */ | |
11067 | ||
11068 | static void | |
11069 | x_laplace (f, img) | |
11070 | struct frame *f; | |
11071 | struct image *img; | |
11072 | { | |
3cf3436e JR |
11073 | x_detect_edges (f, img, laplace_matrix, 45000); |
11074 | } | |
6fc2811b | 11075 | |
6fc2811b | 11076 | |
3cf3436e JR |
11077 | /* Perform edge-detection on image IMG on frame F, with specified |
11078 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
6fc2811b | 11079 | |
3cf3436e | 11080 | MATRIX must be either |
6fc2811b | 11081 | |
3cf3436e JR |
11082 | - a list of at least 9 numbers in row-major form |
11083 | - a vector of at least 9 numbers | |
6fc2811b | 11084 | |
3cf3436e JR |
11085 | COLOR_ADJUST nil means use a default; otherwise it must be a |
11086 | number. */ | |
6fc2811b | 11087 | |
3cf3436e JR |
11088 | static void |
11089 | x_edge_detection (f, img, matrix, color_adjust) | |
11090 | struct frame *f; | |
11091 | struct image *img; | |
11092 | Lisp_Object matrix, color_adjust; | |
11093 | { | |
11094 | int i = 0; | |
11095 | int trans[9]; | |
7d0393cf | 11096 | |
3cf3436e | 11097 | if (CONSP (matrix)) |
6fc2811b | 11098 | { |
3cf3436e JR |
11099 | for (i = 0; |
11100 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
11101 | ++i, matrix = XCDR (matrix)) | |
11102 | trans[i] = XFLOATINT (XCAR (matrix)); | |
11103 | } | |
11104 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
11105 | { | |
11106 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
11107 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
11108 | } | |
11109 | ||
11110 | if (NILP (color_adjust)) | |
11111 | color_adjust = make_number (0xffff / 2); | |
11112 | ||
11113 | if (i == 9 && NUMBERP (color_adjust)) | |
11114 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
11115 | } | |
11116 | ||
6fc2811b | 11117 | |
3cf3436e | 11118 | /* Transform image IMG on frame F so that it looks disabled. */ |
6fc2811b | 11119 | |
3cf3436e JR |
11120 | static void |
11121 | x_disable_image (f, img) | |
11122 | struct frame *f; | |
11123 | struct image *img; | |
11124 | { | |
ac849ba4 | 11125 | struct w32_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
3cf3436e | 11126 | |
ac849ba4 | 11127 | if (dpyinfo->n_planes * dpyinfo->n_cbits >= 2) |
3cf3436e JR |
11128 | { |
11129 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
11130 | drawing such images with a stipple can look very odd, so | |
11131 | we're using this method instead. */ | |
11132 | XColor *colors = x_to_xcolors (f, img, 1); | |
11133 | XColor *p, *end; | |
11134 | const int h = 15000; | |
11135 | const int l = 30000; | |
11136 | ||
11137 | for (p = colors, end = colors + img->width * img->height; | |
11138 | p < end; | |
11139 | ++p) | |
6fc2811b | 11140 | { |
3cf3436e JR |
11141 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); |
11142 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
11143 | p->red = p->green = p->blue = i2; | |
6fc2811b JR |
11144 | } |
11145 | ||
3cf3436e | 11146 | x_from_xcolors (f, img, colors); |
6fc2811b JR |
11147 | } |
11148 | ||
3cf3436e JR |
11149 | /* Draw a cross over the disabled image, if we must or if we |
11150 | should. */ | |
ac849ba4 | 11151 | if (dpyinfo->n_planes * dpyinfo->n_cbits < 2 || cross_disabled_images) |
3cf3436e | 11152 | { |
197edd35 JR |
11153 | HDC hdc, bmpdc; |
11154 | HGDIOBJ prev; | |
11155 | ||
11156 | hdc = get_frame_dc (f); | |
11157 | bmpdc = CreateCompatibleDC (hdc); | |
11158 | release_frame_dc (f, hdc); | |
11159 | ||
11160 | prev = SelectObject (bmpdc, img->pixmap); | |
6fc2811b | 11161 | |
197edd35 JR |
11162 | SetTextColor (bmpdc, BLACK_PIX_DEFAULT (f)); |
11163 | MoveToEx (bmpdc, 0, 0, NULL); | |
11164 | LineTo (bmpdc, img->width - 1, img->height - 1); | |
11165 | MoveToEx (bmpdc, 0, img->height - 1, NULL); | |
11166 | LineTo (bmpdc, img->width - 1, 0); | |
6fc2811b | 11167 | |
3cf3436e JR |
11168 | if (img->mask) |
11169 | { | |
197edd35 JR |
11170 | SelectObject (bmpdc, img->mask); |
11171 | SetTextColor (bmpdc, WHITE_PIX_DEFAULT (f)); | |
11172 | MoveToEx (bmpdc, 0, 0, NULL); | |
11173 | LineTo (bmpdc, img->width - 1, img->height - 1); | |
11174 | MoveToEx (bmpdc, 0, img->height - 1, NULL); | |
11175 | LineTo (bmpdc, img->width - 1, 0); | |
3cf3436e | 11176 | } |
197edd35 JR |
11177 | SelectObject (bmpdc, prev); |
11178 | DeleteDC (bmpdc); | |
3cf3436e | 11179 | } |
6fc2811b JR |
11180 | } |
11181 | ||
11182 | ||
11183 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
11184 | name of an image file, for error messages. HOW determines how to | |
11185 | determine the background color of IMG. If it is a list '(R G B)', | |
11186 | with R, G, and B being integers >= 0, take that as the color of the | |
11187 | background. Otherwise, determine the background color of IMG | |
11188 | heuristically. Value is non-zero if successful. */ | |
11189 | ||
11190 | static int | |
11191 | x_build_heuristic_mask (f, img, how) | |
11192 | struct frame *f; | |
11193 | struct image *img; | |
11194 | Lisp_Object how; | |
11195 | { | |
197edd35 JR |
11196 | HDC img_dc, frame_dc; |
11197 | HGDIOBJ prev; | |
11198 | char *mask_img; | |
a05e2bae JR |
11199 | int x, y, rc, use_img_background; |
11200 | unsigned long bg = 0; | |
197edd35 | 11201 | int row_width; |
a05e2bae JR |
11202 | |
11203 | if (img->mask) | |
11204 | { | |
197edd35 JR |
11205 | DeleteObject (img->mask); |
11206 | img->mask = NULL; | |
a05e2bae JR |
11207 | img->background_transparent_valid = 0; |
11208 | } | |
6fc2811b | 11209 | |
197edd35 JR |
11210 | /* Create the bit array serving as mask. */ |
11211 | row_width = (img->width + 7) / 8; | |
11212 | mask_img = xmalloc (row_width * img->height); | |
11213 | bzero (mask_img, row_width * img->height); | |
6fc2811b | 11214 | |
197edd35 JR |
11215 | /* Create a memory device context for IMG->pixmap. */ |
11216 | frame_dc = get_frame_dc (f); | |
11217 | img_dc = CreateCompatibleDC (frame_dc); | |
11218 | release_frame_dc (f, frame_dc); | |
11219 | prev = SelectObject (img_dc, img->pixmap); | |
6fc2811b | 11220 | |
197edd35 | 11221 | /* Determine the background color of img_dc. If HOW is `(R G B)' |
a05e2bae JR |
11222 | take that as color. Otherwise, use the image's background color. */ |
11223 | use_img_background = 1; | |
7d0393cf | 11224 | |
6fc2811b JR |
11225 | if (CONSP (how)) |
11226 | { | |
a05e2bae | 11227 | int rgb[3], i; |
6fc2811b | 11228 | |
a05e2bae | 11229 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
6fc2811b JR |
11230 | { |
11231 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
11232 | how = XCDR (how); | |
11233 | } | |
11234 | ||
11235 | if (i == 3 && NILP (how)) | |
11236 | { | |
11237 | char color_name[30]; | |
6fc2811b | 11238 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
0040b876 | 11239 | bg = x_alloc_image_color (f, img, build_string (color_name), 0) |
8f92c555 | 11240 | & 0x00ffffff; /* Filter out palette info. */ |
a05e2bae | 11241 | use_img_background = 0; |
6fc2811b JR |
11242 | } |
11243 | } | |
7d0393cf | 11244 | |
a05e2bae | 11245 | if (use_img_background) |
197edd35 | 11246 | bg = four_corners_best (img_dc, img->width, img->height); |
6fc2811b JR |
11247 | |
11248 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
11249 | from the background color bg. */ | |
11250 | for (y = 0; y < img->height; ++y) | |
11251 | for (x = 0; x < img->width; ++x) | |
197edd35 JR |
11252 | { |
11253 | COLORREF p = GetPixel (img_dc, x, y); | |
11254 | if (p != bg) | |
11255 | mask_img[y * row_width + x / 8] |= 1 << (x % 8); | |
11256 | } | |
11257 | ||
11258 | /* Create the mask image. */ | |
11259 | img->mask = w32_create_pixmap_from_bitmap_data (img->width, img->height, | |
11260 | mask_img); | |
6fc2811b | 11261 | |
a05e2bae | 11262 | /* Fill in the background_transparent field while we have the mask handy. */ |
197edd35 JR |
11263 | SelectObject (img_dc, img->mask); |
11264 | ||
11265 | image_background_transparent (img, f, img_dc); | |
a05e2bae | 11266 | |
6fc2811b | 11267 | /* Put mask_img into img->mask. */ |
54eefef1 | 11268 | x_destroy_x_image ((XImage *)mask_img); |
197edd35 JR |
11269 | SelectObject (img_dc, prev); |
11270 | DeleteDC (img_dc); | |
6fc2811b JR |
11271 | |
11272 | return 1; | |
11273 | } | |
217e5be0 | 11274 | |
6fc2811b JR |
11275 | \f |
11276 | /*********************************************************************** | |
11277 | PBM (mono, gray, color) | |
11278 | ***********************************************************************/ | |
6fc2811b JR |
11279 | |
11280 | static int pbm_image_p P_ ((Lisp_Object object)); | |
11281 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
11282 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); | |
11283 | ||
11284 | /* The symbol `pbm' identifying images of this type. */ | |
11285 | ||
11286 | Lisp_Object Qpbm; | |
11287 | ||
11288 | /* Indices of image specification fields in gs_format, below. */ | |
11289 | ||
11290 | enum pbm_keyword_index | |
11291 | { | |
11292 | PBM_TYPE, | |
11293 | PBM_FILE, | |
11294 | PBM_DATA, | |
11295 | PBM_ASCENT, | |
11296 | PBM_MARGIN, | |
11297 | PBM_RELIEF, | |
11298 | PBM_ALGORITHM, | |
11299 | PBM_HEURISTIC_MASK, | |
a05e2bae JR |
11300 | PBM_MASK, |
11301 | PBM_FOREGROUND, | |
11302 | PBM_BACKGROUND, | |
6fc2811b JR |
11303 | PBM_LAST |
11304 | }; | |
11305 | ||
11306 | /* Vector of image_keyword structures describing the format | |
11307 | of valid user-defined image specifications. */ | |
11308 | ||
11309 | static struct image_keyword pbm_format[PBM_LAST] = | |
11310 | { | |
11311 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11312 | {":file", IMAGE_STRING_VALUE, 0}, | |
11313 | {":data", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 11314 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 11315 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11316 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 11317 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
3cf3436e JR |
11318 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11319 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11320 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
11321 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11322 | }; |
11323 | ||
11324 | /* Structure describing the image type `pbm'. */ | |
11325 | ||
11326 | static struct image_type pbm_type = | |
11327 | { | |
11328 | &Qpbm, | |
11329 | pbm_image_p, | |
11330 | pbm_load, | |
11331 | x_clear_image, | |
11332 | NULL | |
11333 | }; | |
11334 | ||
11335 | ||
11336 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
11337 | ||
11338 | static int | |
11339 | pbm_image_p (object) | |
11340 | Lisp_Object object; | |
11341 | { | |
11342 | struct image_keyword fmt[PBM_LAST]; | |
7d0393cf | 11343 | |
6fc2811b | 11344 | bcopy (pbm_format, fmt, sizeof fmt); |
7d0393cf | 11345 | |
8f92c555 | 11346 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
6fc2811b JR |
11347 | return 0; |
11348 | ||
11349 | /* Must specify either :data or :file. */ | |
11350 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
11351 | } | |
11352 | ||
11353 | ||
11354 | /* Scan a decimal number from *S and return it. Advance *S while | |
11355 | reading the number. END is the end of the string. Value is -1 at | |
11356 | end of input. */ | |
11357 | ||
11358 | static int | |
11359 | pbm_scan_number (s, end) | |
11360 | unsigned char **s, *end; | |
11361 | { | |
11362 | int c, val = -1; | |
11363 | ||
11364 | while (*s < end) | |
11365 | { | |
11366 | /* Skip white-space. */ | |
11367 | while (*s < end && (c = *(*s)++, isspace (c))) | |
11368 | ; | |
11369 | ||
11370 | if (c == '#') | |
11371 | { | |
11372 | /* Skip comment to end of line. */ | |
11373 | while (*s < end && (c = *(*s)++, c != '\n')) | |
11374 | ; | |
11375 | } | |
11376 | else if (isdigit (c)) | |
11377 | { | |
11378 | /* Read decimal number. */ | |
11379 | val = c - '0'; | |
11380 | while (*s < end && (c = *(*s)++, isdigit (c))) | |
11381 | val = 10 * val + c - '0'; | |
11382 | break; | |
11383 | } | |
11384 | else | |
11385 | break; | |
11386 | } | |
11387 | ||
11388 | return val; | |
11389 | } | |
11390 | ||
11391 | ||
11392 | /* Read FILE into memory. Value is a pointer to a buffer allocated | |
11393 | with xmalloc holding FILE's contents. Value is null if an error | |
6f826971 | 11394 | occurred. *SIZE is set to the size of the file. */ |
6fc2811b JR |
11395 | |
11396 | static char * | |
11397 | pbm_read_file (file, size) | |
11398 | Lisp_Object file; | |
11399 | int *size; | |
11400 | { | |
11401 | FILE *fp = NULL; | |
11402 | char *buf = NULL; | |
11403 | struct stat st; | |
11404 | ||
d5db4077 KR |
11405 | if (stat (SDATA (file), &st) == 0 |
11406 | && (fp = fopen (SDATA (file), "r")) != NULL | |
6fc2811b JR |
11407 | && (buf = (char *) xmalloc (st.st_size), |
11408 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
11409 | { | |
11410 | *size = st.st_size; | |
11411 | fclose (fp); | |
11412 | } | |
11413 | else | |
11414 | { | |
11415 | if (fp) | |
11416 | fclose (fp); | |
11417 | if (buf) | |
11418 | { | |
11419 | xfree (buf); | |
11420 | buf = NULL; | |
11421 | } | |
11422 | } | |
7d0393cf | 11423 | |
6fc2811b JR |
11424 | return buf; |
11425 | } | |
11426 | ||
11427 | ||
11428 | /* Load PBM image IMG for use on frame F. */ | |
11429 | ||
7d0393cf | 11430 | static int |
6fc2811b JR |
11431 | pbm_load (f, img) |
11432 | struct frame *f; | |
11433 | struct image *img; | |
11434 | { | |
11435 | int raw_p, x, y; | |
11436 | int width, height, max_color_idx = 0; | |
11437 | XImage *ximg; | |
11438 | Lisp_Object file, specified_file; | |
11439 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
11440 | struct gcpro gcpro1; | |
11441 | unsigned char *contents = NULL; | |
11442 | unsigned char *end, *p; | |
11443 | int size; | |
11444 | ||
11445 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11446 | file = Qnil; | |
11447 | GCPRO1 (file); | |
11448 | ||
11449 | if (STRINGP (specified_file)) | |
11450 | { | |
11451 | file = x_find_image_file (specified_file); | |
11452 | if (!STRINGP (file)) | |
11453 | { | |
11454 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11455 | UNGCPRO; | |
11456 | return 0; | |
11457 | } | |
11458 | ||
d5db4077 | 11459 | contents = slurp_file (SDATA (file), &size); |
6fc2811b JR |
11460 | if (contents == NULL) |
11461 | { | |
11462 | image_error ("Error reading `%s'", file, Qnil); | |
11463 | UNGCPRO; | |
11464 | return 0; | |
11465 | } | |
11466 | ||
11467 | p = contents; | |
11468 | end = contents + size; | |
11469 | } | |
11470 | else | |
11471 | { | |
11472 | Lisp_Object data; | |
11473 | data = image_spec_value (img->spec, QCdata, NULL); | |
d5db4077 KR |
11474 | p = SDATA (data); |
11475 | end = p + SBYTES (data); | |
6fc2811b JR |
11476 | } |
11477 | ||
11478 | /* Check magic number. */ | |
11479 | if (end - p < 2 || *p++ != 'P') | |
11480 | { | |
11481 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
11482 | error: | |
11483 | xfree (contents); | |
11484 | UNGCPRO; | |
11485 | return 0; | |
11486 | } | |
11487 | ||
6fc2811b JR |
11488 | switch (*p++) |
11489 | { | |
11490 | case '1': | |
11491 | raw_p = 0, type = PBM_MONO; | |
11492 | break; | |
7d0393cf | 11493 | |
6fc2811b JR |
11494 | case '2': |
11495 | raw_p = 0, type = PBM_GRAY; | |
11496 | break; | |
11497 | ||
11498 | case '3': | |
11499 | raw_p = 0, type = PBM_COLOR; | |
11500 | break; | |
11501 | ||
11502 | case '4': | |
11503 | raw_p = 1, type = PBM_MONO; | |
11504 | break; | |
7d0393cf | 11505 | |
6fc2811b JR |
11506 | case '5': |
11507 | raw_p = 1, type = PBM_GRAY; | |
11508 | break; | |
7d0393cf | 11509 | |
6fc2811b JR |
11510 | case '6': |
11511 | raw_p = 1, type = PBM_COLOR; | |
11512 | break; | |
11513 | ||
11514 | default: | |
11515 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
11516 | goto error; | |
11517 | } | |
11518 | ||
11519 | /* Read width, height, maximum color-component. Characters | |
11520 | starting with `#' up to the end of a line are ignored. */ | |
11521 | width = pbm_scan_number (&p, end); | |
11522 | height = pbm_scan_number (&p, end); | |
11523 | ||
11524 | if (type != PBM_MONO) | |
11525 | { | |
11526 | max_color_idx = pbm_scan_number (&p, end); | |
11527 | if (raw_p && max_color_idx > 255) | |
11528 | max_color_idx = 255; | |
11529 | } | |
7d0393cf | 11530 | |
6fc2811b JR |
11531 | if (width < 0 |
11532 | || height < 0 | |
11533 | || (type != PBM_MONO && max_color_idx < 0)) | |
11534 | goto error; | |
11535 | ||
ac849ba4 | 11536 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
3cf3436e JR |
11537 | goto error; |
11538 | ||
ac849ba4 | 11539 | #if 0 /* TODO: color tables. */ |
6fc2811b JR |
11540 | /* Initialize the color hash table. */ |
11541 | init_color_table (); | |
ac849ba4 | 11542 | #endif |
6fc2811b JR |
11543 | |
11544 | if (type == PBM_MONO) | |
11545 | { | |
11546 | int c = 0, g; | |
3cf3436e JR |
11547 | struct image_keyword fmt[PBM_LAST]; |
11548 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
11549 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
11550 | ||
11551 | /* Parse the image specification. */ | |
11552 | bcopy (pbm_format, fmt, sizeof fmt); | |
11553 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
7d0393cf | 11554 | |
3cf3436e JR |
11555 | /* Get foreground and background colors, maybe allocate colors. */ |
11556 | if (fmt[PBM_FOREGROUND].count | |
11557 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
11558 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); | |
11559 | if (fmt[PBM_BACKGROUND].count | |
11560 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
a05e2bae JR |
11561 | { |
11562 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
11563 | img->background = bg; | |
11564 | img->background_valid = 1; | |
11565 | } | |
11566 | ||
6fc2811b JR |
11567 | for (y = 0; y < height; ++y) |
11568 | for (x = 0; x < width; ++x) | |
11569 | { | |
11570 | if (raw_p) | |
11571 | { | |
11572 | if ((x & 7) == 0) | |
11573 | c = *p++; | |
11574 | g = c & 0x80; | |
11575 | c <<= 1; | |
11576 | } | |
11577 | else | |
11578 | g = pbm_scan_number (&p, end); | |
11579 | ||
3cf3436e | 11580 | XPutPixel (ximg, x, y, g ? fg : bg); |
6fc2811b JR |
11581 | } |
11582 | } | |
11583 | else | |
11584 | { | |
11585 | for (y = 0; y < height; ++y) | |
11586 | for (x = 0; x < width; ++x) | |
11587 | { | |
11588 | int r, g, b; | |
7d0393cf | 11589 | |
6fc2811b JR |
11590 | if (type == PBM_GRAY) |
11591 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); | |
11592 | else if (raw_p) | |
11593 | { | |
11594 | r = *p++; | |
11595 | g = *p++; | |
11596 | b = *p++; | |
11597 | } | |
11598 | else | |
11599 | { | |
11600 | r = pbm_scan_number (&p, end); | |
11601 | g = pbm_scan_number (&p, end); | |
11602 | b = pbm_scan_number (&p, end); | |
11603 | } | |
7d0393cf | 11604 | |
6fc2811b JR |
11605 | if (r < 0 || g < 0 || b < 0) |
11606 | { | |
ac849ba4 | 11607 | x_destroy_x_image (ximg); |
6fc2811b JR |
11608 | image_error ("Invalid pixel value in image `%s'", |
11609 | img->spec, Qnil); | |
11610 | goto error; | |
11611 | } | |
7d0393cf | 11612 | |
6fc2811b | 11613 | /* RGB values are now in the range 0..max_color_idx. |
ac849ba4 JR |
11614 | Scale this to the range 0..0xff supported by W32. */ |
11615 | r = (int) ((double) r * 255 / max_color_idx); | |
11616 | g = (int) ((double) g * 255 / max_color_idx); | |
11617 | b = (int) ((double) b * 255 / max_color_idx); | |
11618 | XPutPixel (ximg, x, y, | |
11619 | #if 0 /* TODO: color tables. */ | |
11620 | lookup_rgb_color (f, r, g, b)); | |
11621 | #else | |
11622 | PALETTERGB (r, g, b)); | |
11623 | #endif | |
6fc2811b JR |
11624 | } |
11625 | } | |
ac849ba4 JR |
11626 | |
11627 | #if 0 /* TODO: color tables. */ | |
6fc2811b JR |
11628 | /* Store in IMG->colors the colors allocated for the image, and |
11629 | free the color table. */ | |
11630 | img->colors = colors_in_color_table (&img->ncolors); | |
11631 | free_color_table (); | |
ac849ba4 | 11632 | #endif |
a05e2bae JR |
11633 | /* Maybe fill in the background field while we have ximg handy. */ |
11634 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
11635 | IMAGE_BACKGROUND (img, f, ximg); | |
7d0393cf | 11636 | |
6fc2811b JR |
11637 | /* Put the image into a pixmap. */ |
11638 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11639 | x_destroy_x_image (ximg); | |
7d0393cf | 11640 | |
6fc2811b JR |
11641 | img->width = width; |
11642 | img->height = height; | |
11643 | ||
11644 | UNGCPRO; | |
11645 | xfree (contents); | |
11646 | return 1; | |
11647 | } | |
6fc2811b JR |
11648 | |
11649 | \f | |
11650 | /*********************************************************************** | |
11651 | PNG | |
11652 | ***********************************************************************/ | |
11653 | ||
11654 | #if HAVE_PNG | |
11655 | ||
11656 | #include <png.h> | |
11657 | ||
11658 | /* Function prototypes. */ | |
11659 | ||
11660 | static int png_image_p P_ ((Lisp_Object object)); | |
11661 | static int png_load P_ ((struct frame *f, struct image *img)); | |
11662 | ||
11663 | /* The symbol `png' identifying images of this type. */ | |
11664 | ||
11665 | Lisp_Object Qpng; | |
11666 | ||
11667 | /* Indices of image specification fields in png_format, below. */ | |
11668 | ||
11669 | enum png_keyword_index | |
11670 | { | |
11671 | PNG_TYPE, | |
11672 | PNG_DATA, | |
11673 | PNG_FILE, | |
11674 | PNG_ASCENT, | |
11675 | PNG_MARGIN, | |
11676 | PNG_RELIEF, | |
11677 | PNG_ALGORITHM, | |
11678 | PNG_HEURISTIC_MASK, | |
a05e2bae JR |
11679 | PNG_MASK, |
11680 | PNG_BACKGROUND, | |
6fc2811b JR |
11681 | PNG_LAST |
11682 | }; | |
11683 | ||
11684 | /* Vector of image_keyword structures describing the format | |
11685 | of valid user-defined image specifications. */ | |
11686 | ||
11687 | static struct image_keyword png_format[PNG_LAST] = | |
11688 | { | |
11689 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11690 | {":data", IMAGE_STRING_VALUE, 0}, | |
11691 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 11692 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 11693 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11694 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 11695 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
11696 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11697 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11698 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11699 | }; |
11700 | ||
11701 | /* Structure describing the image type `png'. */ | |
11702 | ||
11703 | static struct image_type png_type = | |
11704 | { | |
11705 | &Qpng, | |
11706 | png_image_p, | |
11707 | png_load, | |
11708 | x_clear_image, | |
11709 | NULL | |
11710 | }; | |
11711 | ||
839b1909 JR |
11712 | /* PNG library details. */ |
11713 | ||
11714 | DEF_IMGLIB_FN (png_get_io_ptr); | |
11715 | DEF_IMGLIB_FN (png_check_sig); | |
11716 | DEF_IMGLIB_FN (png_create_read_struct); | |
11717 | DEF_IMGLIB_FN (png_create_info_struct); | |
11718 | DEF_IMGLIB_FN (png_destroy_read_struct); | |
11719 | DEF_IMGLIB_FN (png_set_read_fn); | |
c922a224 | 11720 | DEF_IMGLIB_FN (png_init_io); |
839b1909 JR |
11721 | DEF_IMGLIB_FN (png_set_sig_bytes); |
11722 | DEF_IMGLIB_FN (png_read_info); | |
11723 | DEF_IMGLIB_FN (png_get_IHDR); | |
11724 | DEF_IMGLIB_FN (png_get_valid); | |
11725 | DEF_IMGLIB_FN (png_set_strip_16); | |
11726 | DEF_IMGLIB_FN (png_set_expand); | |
11727 | DEF_IMGLIB_FN (png_set_gray_to_rgb); | |
11728 | DEF_IMGLIB_FN (png_set_background); | |
11729 | DEF_IMGLIB_FN (png_get_bKGD); | |
11730 | DEF_IMGLIB_FN (png_read_update_info); | |
11731 | DEF_IMGLIB_FN (png_get_channels); | |
11732 | DEF_IMGLIB_FN (png_get_rowbytes); | |
11733 | DEF_IMGLIB_FN (png_read_image); | |
11734 | DEF_IMGLIB_FN (png_read_end); | |
11735 | DEF_IMGLIB_FN (png_error); | |
11736 | ||
11737 | static int | |
11738 | init_png_functions (library) | |
11739 | HMODULE library; | |
11740 | { | |
11741 | LOAD_IMGLIB_FN (library, png_get_io_ptr); | |
11742 | LOAD_IMGLIB_FN (library, png_check_sig); | |
11743 | LOAD_IMGLIB_FN (library, png_create_read_struct); | |
11744 | LOAD_IMGLIB_FN (library, png_create_info_struct); | |
11745 | LOAD_IMGLIB_FN (library, png_destroy_read_struct); | |
11746 | LOAD_IMGLIB_FN (library, png_set_read_fn); | |
c922a224 | 11747 | LOAD_IMGLIB_FN (library, png_init_io); |
839b1909 JR |
11748 | LOAD_IMGLIB_FN (library, png_set_sig_bytes); |
11749 | LOAD_IMGLIB_FN (library, png_read_info); | |
11750 | LOAD_IMGLIB_FN (library, png_get_IHDR); | |
11751 | LOAD_IMGLIB_FN (library, png_get_valid); | |
11752 | LOAD_IMGLIB_FN (library, png_set_strip_16); | |
11753 | LOAD_IMGLIB_FN (library, png_set_expand); | |
11754 | LOAD_IMGLIB_FN (library, png_set_gray_to_rgb); | |
11755 | LOAD_IMGLIB_FN (library, png_set_background); | |
11756 | LOAD_IMGLIB_FN (library, png_get_bKGD); | |
11757 | LOAD_IMGLIB_FN (library, png_read_update_info); | |
11758 | LOAD_IMGLIB_FN (library, png_get_channels); | |
11759 | LOAD_IMGLIB_FN (library, png_get_rowbytes); | |
11760 | LOAD_IMGLIB_FN (library, png_read_image); | |
11761 | LOAD_IMGLIB_FN (library, png_read_end); | |
11762 | LOAD_IMGLIB_FN (library, png_error); | |
11763 | return 1; | |
11764 | } | |
6fc2811b JR |
11765 | |
11766 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
11767 | ||
11768 | static int | |
11769 | png_image_p (object) | |
11770 | Lisp_Object object; | |
11771 | { | |
11772 | struct image_keyword fmt[PNG_LAST]; | |
11773 | bcopy (png_format, fmt, sizeof fmt); | |
c922a224 | 11774 | |
8f92c555 | 11775 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
6fc2811b JR |
11776 | return 0; |
11777 | ||
11778 | /* Must specify either the :data or :file keyword. */ | |
11779 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
11780 | } | |
11781 | ||
11782 | ||
11783 | /* Error and warning handlers installed when the PNG library | |
11784 | is initialized. */ | |
11785 | ||
11786 | static void | |
11787 | my_png_error (png_ptr, msg) | |
11788 | png_struct *png_ptr; | |
11789 | char *msg; | |
11790 | { | |
11791 | xassert (png_ptr != NULL); | |
11792 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
11793 | longjmp (png_ptr->jmpbuf, 1); | |
11794 | } | |
11795 | ||
11796 | ||
11797 | static void | |
11798 | my_png_warning (png_ptr, msg) | |
11799 | png_struct *png_ptr; | |
11800 | char *msg; | |
11801 | { | |
11802 | xassert (png_ptr != NULL); | |
11803 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
11804 | } | |
11805 | ||
6fc2811b JR |
11806 | /* Memory source for PNG decoding. */ |
11807 | ||
11808 | struct png_memory_storage | |
11809 | { | |
11810 | unsigned char *bytes; /* The data */ | |
11811 | size_t len; /* How big is it? */ | |
11812 | int index; /* Where are we? */ | |
11813 | }; | |
11814 | ||
11815 | ||
11816 | /* Function set as reader function when reading PNG image from memory. | |
11817 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
11818 | bytes from the input to DATA. */ | |
11819 | ||
11820 | static void | |
11821 | png_read_from_memory (png_ptr, data, length) | |
11822 | png_structp png_ptr; | |
11823 | png_bytep data; | |
11824 | png_size_t length; | |
11825 | { | |
11826 | struct png_memory_storage *tbr | |
839b1909 | 11827 | = (struct png_memory_storage *) fn_png_get_io_ptr (png_ptr); |
6fc2811b JR |
11828 | |
11829 | if (length > tbr->len - tbr->index) | |
839b1909 | 11830 | fn_png_error (png_ptr, "Read error"); |
c922a224 | 11831 | |
6fc2811b JR |
11832 | bcopy (tbr->bytes + tbr->index, data, length); |
11833 | tbr->index = tbr->index + length; | |
11834 | } | |
11835 | ||
6fc2811b JR |
11836 | /* Load PNG image IMG for use on frame F. Value is non-zero if |
11837 | successful. */ | |
11838 | ||
11839 | static int | |
11840 | png_load (f, img) | |
11841 | struct frame *f; | |
11842 | struct image *img; | |
11843 | { | |
11844 | Lisp_Object file, specified_file; | |
11845 | Lisp_Object specified_data; | |
11846 | int x, y, i; | |
11847 | XImage *ximg, *mask_img = NULL; | |
11848 | struct gcpro gcpro1; | |
11849 | png_struct *png_ptr = NULL; | |
11850 | png_info *info_ptr = NULL, *end_info = NULL; | |
a05e2bae | 11851 | FILE *volatile fp = NULL; |
6fc2811b | 11852 | png_byte sig[8]; |
54eefef1 JR |
11853 | png_byte * volatile pixels = NULL; |
11854 | png_byte ** volatile rows = NULL; | |
6fc2811b JR |
11855 | png_uint_32 width, height; |
11856 | int bit_depth, color_type, interlace_type; | |
11857 | png_byte channels; | |
11858 | png_uint_32 row_bytes; | |
11859 | int transparent_p; | |
6fc2811b JR |
11860 | double screen_gamma, image_gamma; |
11861 | int intent; | |
11862 | struct png_memory_storage tbr; /* Data to be read */ | |
11863 | ||
11864 | /* Find out what file to load. */ | |
11865 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11866 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11867 | file = Qnil; | |
11868 | GCPRO1 (file); | |
11869 | ||
11870 | if (NILP (specified_data)) | |
11871 | { | |
11872 | file = x_find_image_file (specified_file); | |
11873 | if (!STRINGP (file)) | |
54eefef1 JR |
11874 | { |
11875 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11876 | UNGCPRO; | |
11877 | return 0; | |
11878 | } | |
6fc2811b JR |
11879 | |
11880 | /* Open the image file. */ | |
d5db4077 | 11881 | fp = fopen (SDATA (file), "rb"); |
6fc2811b | 11882 | if (!fp) |
54eefef1 JR |
11883 | { |
11884 | image_error ("Cannot open image file `%s'", file, Qnil); | |
11885 | UNGCPRO; | |
11886 | fclose (fp); | |
11887 | return 0; | |
11888 | } | |
6fc2811b JR |
11889 | |
11890 | /* Check PNG signature. */ | |
11891 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
839b1909 | 11892 | || !fn_png_check_sig (sig, sizeof sig)) |
54eefef1 JR |
11893 | { |
11894 | image_error ("Not a PNG file: `%s'", file, Qnil); | |
11895 | UNGCPRO; | |
11896 | fclose (fp); | |
11897 | return 0; | |
11898 | } | |
6fc2811b JR |
11899 | } |
11900 | else | |
11901 | { | |
11902 | /* Read from memory. */ | |
d5db4077 KR |
11903 | tbr.bytes = SDATA (specified_data); |
11904 | tbr.len = SBYTES (specified_data); | |
6fc2811b JR |
11905 | tbr.index = 0; |
11906 | ||
11907 | /* Check PNG signature. */ | |
11908 | if (tbr.len < sizeof sig | |
839b1909 | 11909 | || !fn_png_check_sig (tbr.bytes, sizeof sig)) |
6fc2811b JR |
11910 | { |
11911 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); | |
11912 | UNGCPRO; | |
11913 | return 0; | |
11914 | } | |
11915 | ||
11916 | /* Need to skip past the signature. */ | |
11917 | tbr.bytes += sizeof (sig); | |
11918 | } | |
11919 | ||
6fc2811b | 11920 | /* Initialize read and info structs for PNG lib. */ |
839b1909 JR |
11921 | png_ptr = fn_png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, |
11922 | my_png_error, my_png_warning); | |
6fc2811b JR |
11923 | if (!png_ptr) |
11924 | { | |
11925 | if (fp) fclose (fp); | |
11926 | UNGCPRO; | |
11927 | return 0; | |
11928 | } | |
11929 | ||
839b1909 | 11930 | info_ptr = fn_png_create_info_struct (png_ptr); |
6fc2811b JR |
11931 | if (!info_ptr) |
11932 | { | |
839b1909 | 11933 | fn_png_destroy_read_struct (&png_ptr, NULL, NULL); |
6fc2811b JR |
11934 | if (fp) fclose (fp); |
11935 | UNGCPRO; | |
11936 | return 0; | |
11937 | } | |
11938 | ||
839b1909 | 11939 | end_info = fn_png_create_info_struct (png_ptr); |
6fc2811b JR |
11940 | if (!end_info) |
11941 | { | |
839b1909 | 11942 | fn_png_destroy_read_struct (&png_ptr, &info_ptr, NULL); |
6fc2811b JR |
11943 | if (fp) fclose (fp); |
11944 | UNGCPRO; | |
11945 | return 0; | |
11946 | } | |
11947 | ||
11948 | /* Set error jump-back. We come back here when the PNG library | |
11949 | detects an error. */ | |
11950 | if (setjmp (png_ptr->jmpbuf)) | |
11951 | { | |
11952 | error: | |
11953 | if (png_ptr) | |
839b1909 | 11954 | fn_png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); |
6fc2811b JR |
11955 | xfree (pixels); |
11956 | xfree (rows); | |
11957 | if (fp) fclose (fp); | |
11958 | UNGCPRO; | |
11959 | return 0; | |
11960 | } | |
11961 | ||
11962 | /* Read image info. */ | |
11963 | if (!NILP (specified_data)) | |
839b1909 | 11964 | fn_png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
6fc2811b | 11965 | else |
839b1909 | 11966 | fn_png_init_io (png_ptr, fp); |
6fc2811b | 11967 | |
839b1909 JR |
11968 | fn_png_set_sig_bytes (png_ptr, sizeof sig); |
11969 | fn_png_read_info (png_ptr, info_ptr); | |
11970 | fn_png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
11971 | &interlace_type, NULL, NULL); | |
6fc2811b | 11972 | |
c922a224 | 11973 | /* If image contains simply transparency data, we prefer to |
6fc2811b | 11974 | construct a clipping mask. */ |
839b1909 | 11975 | if (fn_png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) |
6fc2811b JR |
11976 | transparent_p = 1; |
11977 | else | |
11978 | transparent_p = 0; | |
11979 | ||
c922a224 | 11980 | /* This function is easier to write if we only have to handle |
6fc2811b JR |
11981 | one data format: RGB or RGBA with 8 bits per channel. Let's |
11982 | transform other formats into that format. */ | |
11983 | ||
11984 | /* Strip more than 8 bits per channel. */ | |
11985 | if (bit_depth == 16) | |
839b1909 | 11986 | fn_png_set_strip_16 (png_ptr); |
6fc2811b JR |
11987 | |
11988 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
11989 | if available. */ | |
839b1909 | 11990 | fn_png_set_expand (png_ptr); |
6fc2811b JR |
11991 | |
11992 | /* Convert grayscale images to RGB. */ | |
c922a224 | 11993 | if (color_type == PNG_COLOR_TYPE_GRAY |
6fc2811b | 11994 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) |
839b1909 | 11995 | fn_png_set_gray_to_rgb (png_ptr); |
6fc2811b | 11996 | |
54eefef1 | 11997 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
6fc2811b | 11998 | |
54eefef1 | 11999 | #if 0 /* Avoid double gamma correction for PNG images. */ |
6fc2811b | 12000 | /* Tell the PNG lib to handle gamma correction for us. */ |
6fc2811b JR |
12001 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
12002 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) | |
54eefef1 JR |
12003 | /* The libpng documentation says this is right in this case. */ |
12004 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
6fc2811b JR |
12005 | else |
12006 | #endif | |
12007 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
12008 | /* Image contains gamma information. */ | |
12009 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
12010 | else | |
54eefef1 JR |
12011 | /* Use the standard default for the image gamma. */ |
12012 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
12013 | #endif /* if 0 */ | |
6fc2811b JR |
12014 | |
12015 | /* Handle alpha channel by combining the image with a background | |
12016 | color. Do this only if a real alpha channel is supplied. For | |
12017 | simple transparency, we prefer a clipping mask. */ | |
12018 | if (!transparent_p) | |
12019 | { | |
54eefef1 | 12020 | png_color_16 *image_bg; |
a05e2bae JR |
12021 | Lisp_Object specified_bg |
12022 | = image_spec_value (img->spec, QCbackground, NULL); | |
12023 | ||
a05e2bae JR |
12024 | if (STRINGP (specified_bg)) |
12025 | /* The user specified `:background', use that. */ | |
12026 | { | |
12027 | COLORREF color; | |
d5db4077 | 12028 | if (w32_defined_color (f, SDATA (specified_bg), &color, 0)) |
a05e2bae JR |
12029 | { |
12030 | png_color_16 user_bg; | |
12031 | ||
12032 | bzero (&user_bg, sizeof user_bg); | |
54eefef1 JR |
12033 | user_bg.red = 256 * GetRValue (color); |
12034 | user_bg.green = 256 * GetGValue (color); | |
12035 | user_bg.blue = 256 * GetBValue (color); | |
6fc2811b | 12036 | |
839b1909 JR |
12037 | fn_png_set_background (png_ptr, &user_bg, |
12038 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
a05e2bae JR |
12039 | } |
12040 | } | |
839b1909 | 12041 | else if (fn_png_get_bKGD (png_ptr, info_ptr, &image_bg)) |
c922a224 | 12042 | /* Image contains a background color with which to |
6fc2811b | 12043 | combine the image. */ |
839b1909 JR |
12044 | fn_png_set_background (png_ptr, image_bg, |
12045 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
6fc2811b JR |
12046 | else |
12047 | { | |
12048 | /* Image does not contain a background color with which | |
c922a224 | 12049 | to combine the image data via an alpha channel. Use |
6fc2811b | 12050 | the frame's background instead. */ |
54eefef1 | 12051 | COLORREF color; |
6fc2811b | 12052 | png_color_16 frame_background; |
54eefef1 JR |
12053 | color = FRAME_BACKGROUND_PIXEL (f); |
12054 | #if 0 /* TODO : Colormap support. */ | |
12055 | Colormap cmap; | |
6fc2811b | 12056 | |
a05e2bae | 12057 | cmap = FRAME_X_COLORMAP (f); |
a05e2bae | 12058 | x_query_color (f, &color); |
54eefef1 | 12059 | #endif |
6fc2811b JR |
12060 | |
12061 | bzero (&frame_background, sizeof frame_background); | |
54eefef1 JR |
12062 | frame_background.red = 256 * GetRValue (color); |
12063 | frame_background.green = 256 * GetGValue (color); | |
12064 | frame_background.blue = 256 * GetBValue (color); | |
6fc2811b | 12065 | |
839b1909 JR |
12066 | fn_png_set_background (png_ptr, &frame_background, |
12067 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
6fc2811b JR |
12068 | } |
12069 | } | |
12070 | ||
12071 | /* Update info structure. */ | |
839b1909 | 12072 | fn_png_read_update_info (png_ptr, info_ptr); |
6fc2811b JR |
12073 | |
12074 | /* Get number of channels. Valid values are 1 for grayscale images | |
12075 | and images with a palette, 2 for grayscale images with transparency | |
12076 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
12077 | images with alpha channel, i.e. RGBA. If conversions above were | |
12078 | sufficient we should only have 3 or 4 channels here. */ | |
839b1909 | 12079 | channels = fn_png_get_channels (png_ptr, info_ptr); |
6fc2811b JR |
12080 | xassert (channels == 3 || channels == 4); |
12081 | ||
12082 | /* Number of bytes needed for one row of the image. */ | |
839b1909 | 12083 | row_bytes = fn_png_get_rowbytes (png_ptr, info_ptr); |
6fc2811b JR |
12084 | |
12085 | /* Allocate memory for the image. */ | |
12086 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
12087 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
12088 | for (i = 0; i < height; ++i) | |
12089 | rows[i] = pixels + i * row_bytes; | |
12090 | ||
12091 | /* Read the entire image. */ | |
839b1909 JR |
12092 | fn_png_read_image (png_ptr, rows); |
12093 | fn_png_read_end (png_ptr, info_ptr); | |
6fc2811b JR |
12094 | if (fp) |
12095 | { | |
12096 | fclose (fp); | |
12097 | fp = NULL; | |
12098 | } | |
c922a224 | 12099 | |
6fc2811b JR |
12100 | /* Create the X image and pixmap. */ |
12101 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
12102 | &img->pixmap)) | |
a05e2bae | 12103 | goto error; |
c922a224 | 12104 | |
6fc2811b JR |
12105 | /* Create an image and pixmap serving as mask if the PNG image |
12106 | contains an alpha channel. */ | |
12107 | if (channels == 4 | |
12108 | && !transparent_p | |
12109 | && !x_create_x_image_and_pixmap (f, width, height, 1, | |
12110 | &mask_img, &img->mask)) | |
12111 | { | |
12112 | x_destroy_x_image (ximg); | |
54eefef1 | 12113 | DeleteObject (img->pixmap); |
6fc2811b | 12114 | img->pixmap = 0; |
6fc2811b JR |
12115 | goto error; |
12116 | } | |
6fc2811b | 12117 | /* Fill the X image and mask from PNG data. */ |
54eefef1 | 12118 | #if 0 /* TODO: Color tables. */ |
6fc2811b | 12119 | init_color_table (); |
54eefef1 | 12120 | #endif |
6fc2811b JR |
12121 | |
12122 | for (y = 0; y < height; ++y) | |
12123 | { | |
12124 | png_byte *p = rows[y]; | |
12125 | ||
12126 | for (x = 0; x < width; ++x) | |
12127 | { | |
12128 | unsigned r, g, b; | |
12129 | ||
54eefef1 JR |
12130 | r = *p++; |
12131 | g = *p++; | |
12132 | b = *p++; | |
12133 | #if 0 /* TODO: Color tables. */ | |
6fc2811b | 12134 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); |
54eefef1 JR |
12135 | #else |
12136 | XPutPixel (ximg, x, y, PALETTERGB (r, g, b)); | |
12137 | #endif | |
6fc2811b | 12138 | /* An alpha channel, aka mask channel, associates variable |
c922a224 JB |
12139 | transparency with an image. Where other image formats |
12140 | support binary transparency---fully transparent or fully | |
6fc2811b JR |
12141 | opaque---PNG allows up to 254 levels of partial transparency. |
12142 | The PNG library implements partial transparency by combining | |
12143 | the image with a specified background color. | |
12144 | ||
12145 | I'm not sure how to handle this here nicely: because the | |
12146 | background on which the image is displayed may change, for | |
c922a224 JB |
12147 | real alpha channel support, it would be necessary to create |
12148 | a new image for each possible background. | |
6fc2811b JR |
12149 | |
12150 | What I'm doing now is that a mask is created if we have | |
12151 | boolean transparency information. Otherwise I'm using | |
12152 | the frame's background color to combine the image with. */ | |
12153 | ||
12154 | if (channels == 4) | |
12155 | { | |
12156 | if (mask_img) | |
12157 | XPutPixel (mask_img, x, y, *p > 0); | |
12158 | ++p; | |
12159 | } | |
12160 | } | |
12161 | } | |
12162 | ||
a05e2bae JR |
12163 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
12164 | /* Set IMG's background color from the PNG image, unless the user | |
12165 | overrode it. */ | |
12166 | { | |
12167 | png_color_16 *bg; | |
839b1909 | 12168 | if (fn_png_get_bKGD (png_ptr, info_ptr, &bg)) |
a05e2bae | 12169 | { |
54eefef1 | 12170 | #if 0 /* TODO: Color tables. */ |
a05e2bae | 12171 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
54eefef1 JR |
12172 | #else |
12173 | img->background = PALETTERGB (bg->red / 256, bg->green / 256, | |
12174 | bg->blue / 256); | |
12175 | #endif | |
a05e2bae JR |
12176 | img->background_valid = 1; |
12177 | } | |
12178 | } | |
12179 | ||
54eefef1 | 12180 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12181 | /* Remember colors allocated for this image. */ |
12182 | img->colors = colors_in_color_table (&img->ncolors); | |
12183 | free_color_table (); | |
54eefef1 | 12184 | #endif |
6fc2811b JR |
12185 | |
12186 | /* Clean up. */ | |
839b1909 | 12187 | fn_png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); |
6fc2811b JR |
12188 | xfree (rows); |
12189 | xfree (pixels); | |
12190 | ||
12191 | img->width = width; | |
12192 | img->height = height; | |
12193 | ||
a05e2bae JR |
12194 | /* Maybe fill in the background field while we have ximg handy. */ |
12195 | IMAGE_BACKGROUND (img, f, ximg); | |
12196 | ||
6fc2811b JR |
12197 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12198 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12199 | x_destroy_x_image (ximg); | |
12200 | ||
12201 | /* Same for the mask. */ | |
12202 | if (mask_img) | |
12203 | { | |
a05e2bae JR |
12204 | /* Fill in the background_transparent field while we have the mask |
12205 | handy. */ | |
12206 | image_background_transparent (img, f, mask_img); | |
12207 | ||
6fc2811b JR |
12208 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
12209 | x_destroy_x_image (mask_img); | |
12210 | } | |
12211 | ||
6fc2811b JR |
12212 | UNGCPRO; |
12213 | return 1; | |
12214 | } | |
12215 | ||
12216 | #endif /* HAVE_PNG != 0 */ | |
12217 | ||
12218 | ||
12219 | \f | |
12220 | /*********************************************************************** | |
12221 | JPEG | |
12222 | ***********************************************************************/ | |
12223 | ||
12224 | #if HAVE_JPEG | |
12225 | ||
12226 | /* Work around a warning about HAVE_STDLIB_H being redefined in | |
12227 | jconfig.h. */ | |
12228 | #ifdef HAVE_STDLIB_H | |
12229 | #define HAVE_STDLIB_H_1 | |
12230 | #undef HAVE_STDLIB_H | |
12231 | #endif /* HAVE_STLIB_H */ | |
12232 | ||
12233 | #include <jpeglib.h> | |
12234 | #include <jerror.h> | |
12235 | #include <setjmp.h> | |
12236 | ||
12237 | #ifdef HAVE_STLIB_H_1 | |
12238 | #define HAVE_STDLIB_H 1 | |
12239 | #endif | |
12240 | ||
12241 | static int jpeg_image_p P_ ((Lisp_Object object)); | |
12242 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
12243 | ||
12244 | /* The symbol `jpeg' identifying images of this type. */ | |
12245 | ||
12246 | Lisp_Object Qjpeg; | |
12247 | ||
12248 | /* Indices of image specification fields in gs_format, below. */ | |
12249 | ||
12250 | enum jpeg_keyword_index | |
12251 | { | |
12252 | JPEG_TYPE, | |
12253 | JPEG_DATA, | |
12254 | JPEG_FILE, | |
12255 | JPEG_ASCENT, | |
12256 | JPEG_MARGIN, | |
12257 | JPEG_RELIEF, | |
12258 | JPEG_ALGORITHM, | |
12259 | JPEG_HEURISTIC_MASK, | |
a05e2bae JR |
12260 | JPEG_MASK, |
12261 | JPEG_BACKGROUND, | |
6fc2811b JR |
12262 | JPEG_LAST |
12263 | }; | |
12264 | ||
12265 | /* Vector of image_keyword structures describing the format | |
12266 | of valid user-defined image specifications. */ | |
12267 | ||
12268 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
12269 | { | |
12270 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12271 | {":data", IMAGE_STRING_VALUE, 0}, | |
12272 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 12273 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 12274 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12275 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
12276 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12277 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12278 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12279 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12280 | }; |
12281 | ||
12282 | /* Structure describing the image type `jpeg'. */ | |
12283 | ||
12284 | static struct image_type jpeg_type = | |
12285 | { | |
12286 | &Qjpeg, | |
12287 | jpeg_image_p, | |
12288 | jpeg_load, | |
12289 | x_clear_image, | |
12290 | NULL | |
12291 | }; | |
12292 | ||
12293 | ||
afc390dc JR |
12294 | /* JPEG library details. */ |
12295 | DEF_IMGLIB_FN (jpeg_CreateDecompress); | |
12296 | DEF_IMGLIB_FN (jpeg_start_decompress); | |
12297 | DEF_IMGLIB_FN (jpeg_finish_decompress); | |
12298 | DEF_IMGLIB_FN (jpeg_destroy_decompress); | |
12299 | DEF_IMGLIB_FN (jpeg_read_header); | |
12300 | DEF_IMGLIB_FN (jpeg_read_scanlines); | |
12301 | DEF_IMGLIB_FN (jpeg_stdio_src); | |
12302 | DEF_IMGLIB_FN (jpeg_std_error); | |
12303 | DEF_IMGLIB_FN (jpeg_resync_to_restart); | |
12304 | ||
12305 | static int | |
12306 | init_jpeg_functions (library) | |
12307 | HMODULE library; | |
12308 | { | |
12309 | LOAD_IMGLIB_FN (library, jpeg_finish_decompress); | |
12310 | LOAD_IMGLIB_FN (library, jpeg_read_scanlines); | |
12311 | LOAD_IMGLIB_FN (library, jpeg_start_decompress); | |
12312 | LOAD_IMGLIB_FN (library, jpeg_read_header); | |
12313 | LOAD_IMGLIB_FN (library, jpeg_stdio_src); | |
12314 | LOAD_IMGLIB_FN (library, jpeg_CreateDecompress); | |
12315 | LOAD_IMGLIB_FN (library, jpeg_destroy_decompress); | |
12316 | LOAD_IMGLIB_FN (library, jpeg_std_error); | |
12317 | LOAD_IMGLIB_FN (library, jpeg_resync_to_restart); | |
12318 | return 1; | |
12319 | } | |
12320 | ||
12321 | /* Wrapper since we can't directly assign the function pointer | |
12322 | to another function pointer that was declared more completely easily. */ | |
12323 | static boolean | |
12324 | jpeg_resync_to_restart_wrapper(cinfo, desired) | |
12325 | j_decompress_ptr cinfo; | |
12326 | int desired; | |
12327 | { | |
12328 | return fn_jpeg_resync_to_restart (cinfo, desired); | |
12329 | } | |
12330 | ||
12331 | ||
6fc2811b JR |
12332 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ |
12333 | ||
12334 | static int | |
12335 | jpeg_image_p (object) | |
12336 | Lisp_Object object; | |
12337 | { | |
12338 | struct image_keyword fmt[JPEG_LAST]; | |
c922a224 | 12339 | |
6fc2811b | 12340 | bcopy (jpeg_format, fmt, sizeof fmt); |
c922a224 | 12341 | |
8f92c555 | 12342 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
6fc2811b JR |
12343 | return 0; |
12344 | ||
12345 | /* Must specify either the :data or :file keyword. */ | |
12346 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
12347 | } | |
12348 | ||
12349 | ||
12350 | struct my_jpeg_error_mgr | |
12351 | { | |
12352 | struct jpeg_error_mgr pub; | |
12353 | jmp_buf setjmp_buffer; | |
12354 | }; | |
12355 | ||
afc390dc | 12356 | |
6fc2811b JR |
12357 | static void |
12358 | my_error_exit (cinfo) | |
12359 | j_common_ptr cinfo; | |
12360 | { | |
12361 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
12362 | longjmp (mgr->setjmp_buffer, 1); | |
12363 | } | |
12364 | ||
afc390dc | 12365 | |
6fc2811b JR |
12366 | /* Init source method for JPEG data source manager. Called by |
12367 | jpeg_read_header() before any data is actually read. See | |
12368 | libjpeg.doc from the JPEG lib distribution. */ | |
12369 | ||
12370 | static void | |
12371 | our_init_source (cinfo) | |
12372 | j_decompress_ptr cinfo; | |
12373 | { | |
12374 | } | |
12375 | ||
12376 | ||
12377 | /* Fill input buffer method for JPEG data source manager. Called | |
12378 | whenever more data is needed. We read the whole image in one step, | |
12379 | so this only adds a fake end of input marker at the end. */ | |
12380 | ||
12381 | static boolean | |
12382 | our_fill_input_buffer (cinfo) | |
12383 | j_decompress_ptr cinfo; | |
12384 | { | |
12385 | /* Insert a fake EOI marker. */ | |
12386 | struct jpeg_source_mgr *src = cinfo->src; | |
12387 | static JOCTET buffer[2]; | |
12388 | ||
12389 | buffer[0] = (JOCTET) 0xFF; | |
12390 | buffer[1] = (JOCTET) JPEG_EOI; | |
12391 | ||
12392 | src->next_input_byte = buffer; | |
12393 | src->bytes_in_buffer = 2; | |
12394 | return TRUE; | |
12395 | } | |
12396 | ||
12397 | ||
12398 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
12399 | is the JPEG data source manager. */ | |
12400 | ||
12401 | static void | |
12402 | our_skip_input_data (cinfo, num_bytes) | |
12403 | j_decompress_ptr cinfo; | |
12404 | long num_bytes; | |
12405 | { | |
12406 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
12407 | ||
12408 | if (src) | |
12409 | { | |
12410 | if (num_bytes > src->bytes_in_buffer) | |
12411 | ERREXIT (cinfo, JERR_INPUT_EOF); | |
c922a224 | 12412 | |
6fc2811b JR |
12413 | src->bytes_in_buffer -= num_bytes; |
12414 | src->next_input_byte += num_bytes; | |
12415 | } | |
12416 | } | |
12417 | ||
12418 | ||
12419 | /* Method to terminate data source. Called by | |
12420 | jpeg_finish_decompress() after all data has been processed. */ | |
12421 | ||
12422 | static void | |
12423 | our_term_source (cinfo) | |
12424 | j_decompress_ptr cinfo; | |
12425 | { | |
12426 | } | |
12427 | ||
12428 | ||
12429 | /* Set up the JPEG lib for reading an image from DATA which contains | |
12430 | LEN bytes. CINFO is the decompression info structure created for | |
12431 | reading the image. */ | |
12432 | ||
12433 | static void | |
12434 | jpeg_memory_src (cinfo, data, len) | |
12435 | j_decompress_ptr cinfo; | |
12436 | JOCTET *data; | |
12437 | unsigned int len; | |
12438 | { | |
12439 | struct jpeg_source_mgr *src; | |
12440 | ||
12441 | if (cinfo->src == NULL) | |
12442 | { | |
12443 | /* First time for this JPEG object? */ | |
12444 | cinfo->src = (struct jpeg_source_mgr *) | |
12445 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
12446 | sizeof (struct jpeg_source_mgr)); | |
12447 | src = (struct jpeg_source_mgr *) cinfo->src; | |
12448 | src->next_input_byte = data; | |
12449 | } | |
c922a224 | 12450 | |
6fc2811b JR |
12451 | src = (struct jpeg_source_mgr *) cinfo->src; |
12452 | src->init_source = our_init_source; | |
12453 | src->fill_input_buffer = our_fill_input_buffer; | |
12454 | src->skip_input_data = our_skip_input_data; | |
afc390dc | 12455 | src->resync_to_restart = jpeg_resync_to_restart_wrapper; /* Use default method. */ |
6fc2811b JR |
12456 | src->term_source = our_term_source; |
12457 | src->bytes_in_buffer = len; | |
12458 | src->next_input_byte = data; | |
12459 | } | |
12460 | ||
12461 | ||
12462 | /* Load image IMG for use on frame F. Patterned after example.c | |
12463 | from the JPEG lib. */ | |
12464 | ||
c922a224 | 12465 | static int |
6fc2811b JR |
12466 | jpeg_load (f, img) |
12467 | struct frame *f; | |
12468 | struct image *img; | |
12469 | { | |
12470 | struct jpeg_decompress_struct cinfo; | |
12471 | struct my_jpeg_error_mgr mgr; | |
12472 | Lisp_Object file, specified_file; | |
12473 | Lisp_Object specified_data; | |
a05e2bae | 12474 | FILE * volatile fp = NULL; |
6fc2811b JR |
12475 | JSAMPARRAY buffer; |
12476 | int row_stride, x, y; | |
12477 | XImage *ximg = NULL; | |
12478 | int rc; | |
12479 | unsigned long *colors; | |
12480 | int width, height; | |
12481 | struct gcpro gcpro1; | |
12482 | ||
12483 | /* Open the JPEG file. */ | |
12484 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12485 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12486 | file = Qnil; | |
12487 | GCPRO1 (file); | |
12488 | ||
6fc2811b JR |
12489 | if (NILP (specified_data)) |
12490 | { | |
12491 | file = x_find_image_file (specified_file); | |
12492 | if (!STRINGP (file)) | |
afc390dc JR |
12493 | { |
12494 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
12495 | UNGCPRO; | |
12496 | return 0; | |
12497 | } | |
c922a224 | 12498 | |
d5db4077 | 12499 | fp = fopen (SDATA (file), "r"); |
6fc2811b | 12500 | if (fp == NULL) |
afc390dc JR |
12501 | { |
12502 | image_error ("Cannot open `%s'", file, Qnil); | |
12503 | UNGCPRO; | |
12504 | return 0; | |
12505 | } | |
6fc2811b | 12506 | } |
7d0393cf | 12507 | |
6fc2811b | 12508 | /* Customize libjpeg's error handling to call my_error_exit when an |
afc390dc JR |
12509 | error is detected. This function will perform a longjmp. */ |
12510 | cinfo.err = fn_jpeg_std_error (&mgr.pub); | |
a05e2bae | 12511 | mgr.pub.error_exit = my_error_exit; |
c922a224 | 12512 | |
6fc2811b JR |
12513 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) |
12514 | { | |
12515 | if (rc == 1) | |
12516 | { | |
12517 | /* Called from my_error_exit. Display a JPEG error. */ | |
12518 | char buffer[JMSG_LENGTH_MAX]; | |
12519 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
12520 | image_error ("Error reading JPEG image `%s': %s", img->spec, | |
12521 | build_string (buffer)); | |
12522 | } | |
c922a224 | 12523 | |
6fc2811b JR |
12524 | /* Close the input file and destroy the JPEG object. */ |
12525 | if (fp) | |
afc390dc JR |
12526 | fclose ((FILE *) fp); |
12527 | fn_jpeg_destroy_decompress (&cinfo); | |
7d0393cf | 12528 | |
6fc2811b JR |
12529 | /* If we already have an XImage, free that. */ |
12530 | x_destroy_x_image (ximg); | |
12531 | ||
12532 | /* Free pixmap and colors. */ | |
12533 | x_clear_image (f, img); | |
c922a224 | 12534 | |
6fc2811b JR |
12535 | UNGCPRO; |
12536 | return 0; | |
12537 | } | |
12538 | ||
12539 | /* Create the JPEG decompression object. Let it read from fp. | |
afc390dc JR |
12540 | Read the JPEG image header. */ |
12541 | fn_jpeg_CreateDecompress (&cinfo, JPEG_LIB_VERSION, sizeof (cinfo)); | |
6fc2811b JR |
12542 | |
12543 | if (NILP (specified_data)) | |
afc390dc | 12544 | fn_jpeg_stdio_src (&cinfo, (FILE *) fp); |
6fc2811b | 12545 | else |
d5db4077 KR |
12546 | jpeg_memory_src (&cinfo, SDATA (specified_data), |
12547 | SBYTES (specified_data)); | |
6fc2811b | 12548 | |
afc390dc | 12549 | fn_jpeg_read_header (&cinfo, TRUE); |
6fc2811b JR |
12550 | |
12551 | /* Customize decompression so that color quantization will be used. | |
afc390dc | 12552 | Start decompression. */ |
6fc2811b | 12553 | cinfo.quantize_colors = TRUE; |
afc390dc | 12554 | fn_jpeg_start_decompress (&cinfo); |
6fc2811b JR |
12555 | width = img->width = cinfo.output_width; |
12556 | height = img->height = cinfo.output_height; | |
12557 | ||
6fc2811b | 12558 | /* Create X image and pixmap. */ |
afc390dc | 12559 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
a05e2bae | 12560 | longjmp (mgr.setjmp_buffer, 2); |
6fc2811b JR |
12561 | |
12562 | /* Allocate colors. When color quantization is used, | |
12563 | cinfo.actual_number_of_colors has been set with the number of | |
12564 | colors generated, and cinfo.colormap is a two-dimensional array | |
12565 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
12566 | No more than 255 colors will be generated. */ | |
12567 | { | |
12568 | int i, ir, ig, ib; | |
12569 | ||
12570 | if (cinfo.out_color_components > 2) | |
12571 | ir = 0, ig = 1, ib = 2; | |
12572 | else if (cinfo.out_color_components > 1) | |
12573 | ir = 0, ig = 1, ib = 0; | |
12574 | else | |
12575 | ir = 0, ig = 0, ib = 0; | |
12576 | ||
afc390dc | 12577 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12578 | /* Use the color table mechanism because it handles colors that |
12579 | cannot be allocated nicely. Such colors will be replaced with | |
12580 | a default color, and we don't have to care about which colors | |
12581 | can be freed safely, and which can't. */ | |
12582 | init_color_table (); | |
afc390dc | 12583 | #endif |
6fc2811b JR |
12584 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors |
12585 | * sizeof *colors); | |
c922a224 | 12586 | |
6fc2811b JR |
12587 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
12588 | { | |
afc390dc JR |
12589 | int r = cinfo.colormap[ir][i]; |
12590 | int g = cinfo.colormap[ig][i]; | |
12591 | int b = cinfo.colormap[ib][i]; | |
12592 | #if 0 /* TODO: Color tables. */ | |
6fc2811b | 12593 | colors[i] = lookup_rgb_color (f, r, g, b); |
afc390dc JR |
12594 | #else |
12595 | colors[i] = PALETTERGB (r, g, b); | |
12596 | #endif | |
6fc2811b JR |
12597 | } |
12598 | ||
afc390dc | 12599 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12600 | /* Remember those colors actually allocated. */ |
12601 | img->colors = colors_in_color_table (&img->ncolors); | |
12602 | free_color_table (); | |
afc390dc | 12603 | #endif |
6fc2811b JR |
12604 | } |
12605 | ||
12606 | /* Read pixels. */ | |
12607 | row_stride = width * cinfo.output_components; | |
12608 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
12609 | row_stride, 1); | |
12610 | for (y = 0; y < height; ++y) | |
12611 | { | |
afc390dc | 12612 | fn_jpeg_read_scanlines (&cinfo, buffer, 1); |
6fc2811b JR |
12613 | for (x = 0; x < cinfo.output_width; ++x) |
12614 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
12615 | } | |
12616 | ||
12617 | /* Clean up. */ | |
afc390dc JR |
12618 | fn_jpeg_finish_decompress (&cinfo); |
12619 | fn_jpeg_destroy_decompress (&cinfo); | |
6fc2811b | 12620 | if (fp) |
afc390dc | 12621 | fclose ((FILE *) fp); |
7d0393cf | 12622 | |
a05e2bae JR |
12623 | /* Maybe fill in the background field while we have ximg handy. */ |
12624 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12625 | IMAGE_BACKGROUND (img, f, ximg); | |
c922a224 | 12626 | |
6fc2811b JR |
12627 | /* Put the image into the pixmap. */ |
12628 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12629 | x_destroy_x_image (ximg); | |
6fc2811b JR |
12630 | UNGCPRO; |
12631 | return 1; | |
12632 | } | |
12633 | ||
12634 | #endif /* HAVE_JPEG */ | |
12635 | ||
12636 | ||
12637 | \f | |
12638 | /*********************************************************************** | |
12639 | TIFF | |
12640 | ***********************************************************************/ | |
12641 | ||
12642 | #if HAVE_TIFF | |
12643 | ||
12644 | #include <tiffio.h> | |
12645 | ||
12646 | static int tiff_image_p P_ ((Lisp_Object object)); | |
12647 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
12648 | ||
12649 | /* The symbol `tiff' identifying images of this type. */ | |
12650 | ||
12651 | Lisp_Object Qtiff; | |
12652 | ||
12653 | /* Indices of image specification fields in tiff_format, below. */ | |
12654 | ||
12655 | enum tiff_keyword_index | |
12656 | { | |
12657 | TIFF_TYPE, | |
12658 | TIFF_DATA, | |
12659 | TIFF_FILE, | |
12660 | TIFF_ASCENT, | |
12661 | TIFF_MARGIN, | |
12662 | TIFF_RELIEF, | |
12663 | TIFF_ALGORITHM, | |
12664 | TIFF_HEURISTIC_MASK, | |
a05e2bae JR |
12665 | TIFF_MASK, |
12666 | TIFF_BACKGROUND, | |
6fc2811b JR |
12667 | TIFF_LAST |
12668 | }; | |
12669 | ||
12670 | /* Vector of image_keyword structures describing the format | |
12671 | of valid user-defined image specifications. */ | |
12672 | ||
12673 | static struct image_keyword tiff_format[TIFF_LAST] = | |
12674 | { | |
12675 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12676 | {":data", IMAGE_STRING_VALUE, 0}, | |
12677 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 12678 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 12679 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12680 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
12681 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12682 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12683 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12684 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12685 | }; |
12686 | ||
12687 | /* Structure describing the image type `tiff'. */ | |
12688 | ||
12689 | static struct image_type tiff_type = | |
12690 | { | |
12691 | &Qtiff, | |
12692 | tiff_image_p, | |
12693 | tiff_load, | |
12694 | x_clear_image, | |
12695 | NULL | |
12696 | }; | |
12697 | ||
12b918b2 JB |
12698 | /* TIFF library details. */ |
12699 | DEF_IMGLIB_FN (TIFFSetErrorHandler); | |
12700 | DEF_IMGLIB_FN (TIFFSetWarningHandler); | |
12701 | DEF_IMGLIB_FN (TIFFOpen); | |
12702 | DEF_IMGLIB_FN (TIFFClientOpen); | |
12703 | DEF_IMGLIB_FN (TIFFGetField); | |
12704 | DEF_IMGLIB_FN (TIFFReadRGBAImage); | |
12705 | DEF_IMGLIB_FN (TIFFClose); | |
12706 | ||
12707 | static int | |
12708 | init_tiff_functions (library) | |
12709 | HMODULE library; | |
12710 | { | |
12711 | LOAD_IMGLIB_FN (library, TIFFSetErrorHandler); | |
12712 | LOAD_IMGLIB_FN (library, TIFFSetWarningHandler); | |
12713 | LOAD_IMGLIB_FN (library, TIFFOpen); | |
12714 | LOAD_IMGLIB_FN (library, TIFFClientOpen); | |
12715 | LOAD_IMGLIB_FN (library, TIFFGetField); | |
12716 | LOAD_IMGLIB_FN (library, TIFFReadRGBAImage); | |
12717 | LOAD_IMGLIB_FN (library, TIFFClose); | |
12718 | return 1; | |
12719 | } | |
6fc2811b JR |
12720 | |
12721 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
12722 | ||
12723 | static int | |
12724 | tiff_image_p (object) | |
12725 | Lisp_Object object; | |
12726 | { | |
12727 | struct image_keyword fmt[TIFF_LAST]; | |
12728 | bcopy (tiff_format, fmt, sizeof fmt); | |
7d0393cf | 12729 | |
8f92c555 | 12730 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
6fc2811b | 12731 | return 0; |
7d0393cf | 12732 | |
6fc2811b JR |
12733 | /* Must specify either the :data or :file keyword. */ |
12734 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
12735 | } | |
12736 | ||
12737 | ||
12738 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
12739 | memory source, but we have to provide a lot of extra functions. | |
12740 | Blah. | |
12741 | ||
12742 | We really only need to implement read and seek, but I am not | |
12743 | convinced that the TIFF library is smart enough not to destroy | |
12744 | itself if we only hand it the function pointers we need to | |
12745 | override. */ | |
12746 | ||
12747 | typedef struct | |
12748 | { | |
12749 | unsigned char *bytes; | |
12750 | size_t len; | |
12751 | int index; | |
12752 | } | |
12753 | tiff_memory_source; | |
12754 | ||
12755 | static size_t | |
12756 | tiff_read_from_memory (data, buf, size) | |
12757 | thandle_t data; | |
12758 | tdata_t buf; | |
12759 | tsize_t size; | |
12760 | { | |
12761 | tiff_memory_source *src = (tiff_memory_source *) data; | |
12762 | ||
12763 | if (size > src->len - src->index) | |
12764 | return (size_t) -1; | |
12765 | bcopy (src->bytes + src->index, buf, size); | |
12766 | src->index += size; | |
12767 | return size; | |
12768 | } | |
12769 | ||
12770 | static size_t | |
12771 | tiff_write_from_memory (data, buf, size) | |
12772 | thandle_t data; | |
12773 | tdata_t buf; | |
12774 | tsize_t size; | |
12775 | { | |
12776 | return (size_t) -1; | |
12777 | } | |
12778 | ||
12779 | static toff_t | |
12780 | tiff_seek_in_memory (data, off, whence) | |
12781 | thandle_t data; | |
12782 | toff_t off; | |
12783 | int whence; | |
12784 | { | |
12785 | tiff_memory_source *src = (tiff_memory_source *) data; | |
12786 | int idx; | |
12787 | ||
12788 | switch (whence) | |
12789 | { | |
12790 | case SEEK_SET: /* Go from beginning of source. */ | |
12791 | idx = off; | |
12792 | break; | |
7d0393cf | 12793 | |
6fc2811b JR |
12794 | case SEEK_END: /* Go from end of source. */ |
12795 | idx = src->len + off; | |
12796 | break; | |
7d0393cf | 12797 | |
6fc2811b JR |
12798 | case SEEK_CUR: /* Go from current position. */ |
12799 | idx = src->index + off; | |
12800 | break; | |
7d0393cf | 12801 | |
6fc2811b JR |
12802 | default: /* Invalid `whence'. */ |
12803 | return -1; | |
12804 | } | |
7d0393cf | 12805 | |
6fc2811b JR |
12806 | if (idx > src->len || idx < 0) |
12807 | return -1; | |
7d0393cf | 12808 | |
6fc2811b JR |
12809 | src->index = idx; |
12810 | return src->index; | |
12811 | } | |
12812 | ||
12813 | static int | |
12814 | tiff_close_memory (data) | |
12815 | thandle_t data; | |
12816 | { | |
12817 | /* NOOP */ | |
12818 | return 0; | |
12819 | } | |
12820 | ||
12821 | static int | |
12822 | tiff_mmap_memory (data, pbase, psize) | |
12823 | thandle_t data; | |
12824 | tdata_t *pbase; | |
12825 | toff_t *psize; | |
12826 | { | |
12827 | /* It is already _IN_ memory. */ | |
12828 | return 0; | |
12829 | } | |
12830 | ||
12831 | static void | |
12832 | tiff_unmap_memory (data, base, size) | |
12833 | thandle_t data; | |
12834 | tdata_t base; | |
12835 | toff_t size; | |
12836 | { | |
12837 | /* We don't need to do this. */ | |
12838 | } | |
12839 | ||
12840 | static toff_t | |
12841 | tiff_size_of_memory (data) | |
12842 | thandle_t data; | |
12843 | { | |
12844 | return ((tiff_memory_source *) data)->len; | |
12845 | } | |
12846 | ||
3cf3436e JR |
12847 | |
12848 | static void | |
12849 | tiff_error_handler (title, format, ap) | |
12850 | const char *title, *format; | |
12851 | va_list ap; | |
12852 | { | |
12853 | char buf[512]; | |
12854 | int len; | |
7d0393cf | 12855 | |
3cf3436e JR |
12856 | len = sprintf (buf, "TIFF error: %s ", title); |
12857 | vsprintf (buf + len, format, ap); | |
12858 | add_to_log (buf, Qnil, Qnil); | |
12859 | } | |
12860 | ||
12861 | ||
12862 | static void | |
12863 | tiff_warning_handler (title, format, ap) | |
12864 | const char *title, *format; | |
12865 | va_list ap; | |
12866 | { | |
12867 | char buf[512]; | |
12868 | int len; | |
7d0393cf | 12869 | |
3cf3436e JR |
12870 | len = sprintf (buf, "TIFF warning: %s ", title); |
12871 | vsprintf (buf + len, format, ap); | |
12872 | add_to_log (buf, Qnil, Qnil); | |
12873 | } | |
12874 | ||
12875 | ||
6fc2811b JR |
12876 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
12877 | successful. */ | |
12878 | ||
12879 | static int | |
12880 | tiff_load (f, img) | |
12881 | struct frame *f; | |
12882 | struct image *img; | |
12883 | { | |
12884 | Lisp_Object file, specified_file; | |
12885 | Lisp_Object specified_data; | |
12886 | TIFF *tiff; | |
12887 | int width, height, x, y; | |
12888 | uint32 *buf; | |
12889 | int rc; | |
12890 | XImage *ximg; | |
12891 | struct gcpro gcpro1; | |
12892 | tiff_memory_source memsrc; | |
12893 | ||
12894 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12895 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12896 | file = Qnil; | |
12897 | GCPRO1 (file); | |
12898 | ||
12b918b2 JB |
12899 | fn_TIFFSetErrorHandler (tiff_error_handler); |
12900 | fn_TIFFSetWarningHandler (tiff_warning_handler); | |
3cf3436e | 12901 | |
6fc2811b JR |
12902 | if (NILP (specified_data)) |
12903 | { | |
12904 | /* Read from a file */ | |
12905 | file = x_find_image_file (specified_file); | |
12906 | if (!STRINGP (file)) | |
3cf3436e JR |
12907 | { |
12908 | image_error ("Cannot find image file `%s'", file, Qnil); | |
12909 | UNGCPRO; | |
12910 | return 0; | |
12911 | } | |
7d0393cf | 12912 | |
6fc2811b | 12913 | /* Try to open the image file. */ |
12b918b2 | 12914 | tiff = fn_TIFFOpen (SDATA (file), "r"); |
6fc2811b | 12915 | if (tiff == NULL) |
3cf3436e JR |
12916 | { |
12917 | image_error ("Cannot open `%s'", file, Qnil); | |
12918 | UNGCPRO; | |
12919 | return 0; | |
12920 | } | |
6fc2811b JR |
12921 | } |
12922 | else | |
12923 | { | |
12924 | /* Memory source! */ | |
d5db4077 KR |
12925 | memsrc.bytes = SDATA (specified_data); |
12926 | memsrc.len = SBYTES (specified_data); | |
6fc2811b JR |
12927 | memsrc.index = 0; |
12928 | ||
12b918b2 JB |
12929 | tiff = fn_TIFFClientOpen ("memory_source", "r", &memsrc, |
12930 | (TIFFReadWriteProc) tiff_read_from_memory, | |
12931 | (TIFFReadWriteProc) tiff_write_from_memory, | |
12932 | tiff_seek_in_memory, | |
12933 | tiff_close_memory, | |
12934 | tiff_size_of_memory, | |
12935 | tiff_mmap_memory, | |
12936 | tiff_unmap_memory); | |
6fc2811b JR |
12937 | |
12938 | if (!tiff) | |
12939 | { | |
12940 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); | |
12941 | UNGCPRO; | |
12942 | return 0; | |
12943 | } | |
12944 | } | |
12945 | ||
12946 | /* Get width and height of the image, and allocate a raster buffer | |
12947 | of width x height 32-bit values. */ | |
12b918b2 JB |
12948 | fn_TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); |
12949 | fn_TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
6fc2811b | 12950 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); |
7d0393cf | 12951 | |
12b918b2 JB |
12952 | rc = fn_TIFFReadRGBAImage (tiff, width, height, buf, 0); |
12953 | fn_TIFFClose (tiff); | |
6fc2811b JR |
12954 | if (!rc) |
12955 | { | |
12956 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); | |
12957 | xfree (buf); | |
12958 | UNGCPRO; | |
12959 | return 0; | |
12960 | } | |
12961 | ||
6fc2811b JR |
12962 | /* Create the X image and pixmap. */ |
12963 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12964 | { | |
6fc2811b JR |
12965 | xfree (buf); |
12966 | UNGCPRO; | |
12967 | return 0; | |
12968 | } | |
12969 | ||
12b918b2 | 12970 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12971 | /* Initialize the color table. */ |
12972 | init_color_table (); | |
12b918b2 | 12973 | #endif |
6fc2811b JR |
12974 | |
12975 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
12976 | for (y = 0; y < height; ++y) | |
12977 | { | |
12978 | uint32 *row = buf + y * width; | |
7d0393cf | 12979 | |
6fc2811b JR |
12980 | for (x = 0; x < width; ++x) |
12981 | { | |
12982 | uint32 abgr = row[x]; | |
12b918b2 JB |
12983 | int r = TIFFGetR (abgr); |
12984 | int g = TIFFGetG (abgr); | |
12985 | int b = TIFFGetB (abgr); | |
12986 | #if 0 /* TODO: Color tables. */ | |
7d0393cf | 12987 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); |
12b918b2 JB |
12988 | #else |
12989 | XPutPixel (ximg, x, height - 1 - y, PALETTERGB (r, g, b)); | |
12990 | #endif | |
6fc2811b JR |
12991 | } |
12992 | } | |
12993 | ||
12b918b2 | 12994 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12995 | /* Remember the colors allocated for the image. Free the color table. */ |
12996 | img->colors = colors_in_color_table (&img->ncolors); | |
12997 | free_color_table (); | |
12b918b2 | 12998 | #endif |
6fc2811b | 12999 | |
a05e2bae JR |
13000 | img->width = width; |
13001 | img->height = height; | |
13002 | ||
13003 | /* Maybe fill in the background field while we have ximg handy. */ | |
13004 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
13005 | IMAGE_BACKGROUND (img, f, ximg); | |
13006 | ||
6fc2811b JR |
13007 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
13008 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
13009 | x_destroy_x_image (ximg); | |
13010 | xfree (buf); | |
6fc2811b JR |
13011 | |
13012 | UNGCPRO; | |
13013 | return 1; | |
13014 | } | |
13015 | ||
13016 | #endif /* HAVE_TIFF != 0 */ | |
13017 | ||
13018 | ||
13019 | \f | |
13020 | /*********************************************************************** | |
13021 | GIF | |
13022 | ***********************************************************************/ | |
13023 | ||
13024 | #if HAVE_GIF | |
13025 | ||
1ffb278b | 13026 | #define DrawText gif_DrawText |
6fc2811b | 13027 | #include <gif_lib.h> |
1ffb278b | 13028 | #undef DrawText |
6fc2811b JR |
13029 | |
13030 | static int gif_image_p P_ ((Lisp_Object object)); | |
13031 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
13032 | ||
13033 | /* The symbol `gif' identifying images of this type. */ | |
13034 | ||
13035 | Lisp_Object Qgif; | |
13036 | ||
13037 | /* Indices of image specification fields in gif_format, below. */ | |
13038 | ||
13039 | enum gif_keyword_index | |
13040 | { | |
13041 | GIF_TYPE, | |
13042 | GIF_DATA, | |
13043 | GIF_FILE, | |
13044 | GIF_ASCENT, | |
13045 | GIF_MARGIN, | |
13046 | GIF_RELIEF, | |
13047 | GIF_ALGORITHM, | |
13048 | GIF_HEURISTIC_MASK, | |
a05e2bae | 13049 | GIF_MASK, |
6fc2811b | 13050 | GIF_IMAGE, |
a05e2bae | 13051 | GIF_BACKGROUND, |
6fc2811b JR |
13052 | GIF_LAST |
13053 | }; | |
13054 | ||
13055 | /* Vector of image_keyword structures describing the format | |
13056 | of valid user-defined image specifications. */ | |
13057 | ||
13058 | static struct image_keyword gif_format[GIF_LAST] = | |
13059 | { | |
13060 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
13061 | {":data", IMAGE_STRING_VALUE, 0}, | |
13062 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 13063 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 13064 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 13065 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 13066 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 13067 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
13068 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
13069 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
13070 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
13071 | }; |
13072 | ||
13073 | /* Structure describing the image type `gif'. */ | |
13074 | ||
13075 | static struct image_type gif_type = | |
13076 | { | |
13077 | &Qgif, | |
13078 | gif_image_p, | |
13079 | gif_load, | |
13080 | x_clear_image, | |
13081 | NULL | |
13082 | }; | |
13083 | ||
1ffb278b JB |
13084 | |
13085 | /* GIF library details. */ | |
13086 | DEF_IMGLIB_FN (DGifCloseFile); | |
13087 | DEF_IMGLIB_FN (DGifSlurp); | |
13088 | DEF_IMGLIB_FN (DGifOpen); | |
13089 | DEF_IMGLIB_FN (DGifOpenFileName); | |
13090 | ||
13091 | static int | |
13092 | init_gif_functions (library) | |
13093 | HMODULE library; | |
13094 | { | |
13095 | LOAD_IMGLIB_FN (library, DGifCloseFile); | |
13096 | LOAD_IMGLIB_FN (library, DGifSlurp); | |
13097 | LOAD_IMGLIB_FN (library, DGifOpen); | |
13098 | LOAD_IMGLIB_FN (library, DGifOpenFileName); | |
13099 | return 1; | |
13100 | } | |
13101 | ||
13102 | ||
6fc2811b JR |
13103 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
13104 | ||
13105 | static int | |
13106 | gif_image_p (object) | |
13107 | Lisp_Object object; | |
13108 | { | |
13109 | struct image_keyword fmt[GIF_LAST]; | |
13110 | bcopy (gif_format, fmt, sizeof fmt); | |
7d0393cf | 13111 | |
8f92c555 | 13112 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
6fc2811b | 13113 | return 0; |
7d0393cf | 13114 | |
6fc2811b JR |
13115 | /* Must specify either the :data or :file keyword. */ |
13116 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
13117 | } | |
13118 | ||
13119 | /* Reading a GIF image from memory | |
13120 | Based on the PNG memory stuff to a certain extent. */ | |
13121 | ||
13122 | typedef struct | |
13123 | { | |
13124 | unsigned char *bytes; | |
13125 | size_t len; | |
13126 | int index; | |
13127 | } | |
13128 | gif_memory_source; | |
13129 | ||
13130 | /* Make the current memory source available to gif_read_from_memory. | |
13131 | It's done this way because not all versions of libungif support | |
13132 | a UserData field in the GifFileType structure. */ | |
13133 | static gif_memory_source *current_gif_memory_src; | |
13134 | ||
13135 | static int | |
13136 | gif_read_from_memory (file, buf, len) | |
13137 | GifFileType *file; | |
13138 | GifByteType *buf; | |
13139 | int len; | |
13140 | { | |
13141 | gif_memory_source *src = current_gif_memory_src; | |
13142 | ||
13143 | if (len > src->len - src->index) | |
13144 | return -1; | |
13145 | ||
13146 | bcopy (src->bytes + src->index, buf, len); | |
13147 | src->index += len; | |
13148 | return len; | |
13149 | } | |
13150 | ||
13151 | ||
13152 | /* Load GIF image IMG for use on frame F. Value is non-zero if | |
13153 | successful. */ | |
13154 | ||
13155 | static int | |
13156 | gif_load (f, img) | |
13157 | struct frame *f; | |
13158 | struct image *img; | |
13159 | { | |
13160 | Lisp_Object file, specified_file; | |
13161 | Lisp_Object specified_data; | |
13162 | int rc, width, height, x, y, i; | |
13163 | XImage *ximg; | |
13164 | ColorMapObject *gif_color_map; | |
13165 | unsigned long pixel_colors[256]; | |
13166 | GifFileType *gif; | |
13167 | struct gcpro gcpro1; | |
13168 | Lisp_Object image; | |
13169 | int ino, image_left, image_top, image_width, image_height; | |
13170 | gif_memory_source memsrc; | |
13171 | unsigned char *raster; | |
13172 | ||
13173 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
13174 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
13175 | file = Qnil; | |
dfff8a69 | 13176 | GCPRO1 (file); |
6fc2811b JR |
13177 | |
13178 | if (NILP (specified_data)) | |
13179 | { | |
13180 | file = x_find_image_file (specified_file); | |
6fc2811b JR |
13181 | if (!STRINGP (file)) |
13182 | { | |
13183 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
13184 | UNGCPRO; | |
13185 | return 0; | |
13186 | } | |
7d0393cf | 13187 | |
6fc2811b | 13188 | /* Open the GIF file. */ |
1ffb278b | 13189 | gif = fn_DGifOpenFileName (SDATA (file)); |
6fc2811b JR |
13190 | if (gif == NULL) |
13191 | { | |
13192 | image_error ("Cannot open `%s'", file, Qnil); | |
13193 | UNGCPRO; | |
13194 | return 0; | |
13195 | } | |
13196 | } | |
13197 | else | |
13198 | { | |
13199 | /* Read from memory! */ | |
13200 | current_gif_memory_src = &memsrc; | |
d5db4077 KR |
13201 | memsrc.bytes = SDATA (specified_data); |
13202 | memsrc.len = SBYTES (specified_data); | |
6fc2811b JR |
13203 | memsrc.index = 0; |
13204 | ||
1ffb278b | 13205 | gif = fn_DGifOpen(&memsrc, gif_read_from_memory); |
6fc2811b JR |
13206 | if (!gif) |
13207 | { | |
13208 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); | |
13209 | UNGCPRO; | |
13210 | return 0; | |
13211 | } | |
13212 | } | |
13213 | ||
13214 | /* Read entire contents. */ | |
1ffb278b | 13215 | rc = fn_DGifSlurp (gif); |
6fc2811b JR |
13216 | if (rc == GIF_ERROR) |
13217 | { | |
13218 | image_error ("Error reading `%s'", img->spec, Qnil); | |
1ffb278b | 13219 | fn_DGifCloseFile (gif); |
6fc2811b JR |
13220 | UNGCPRO; |
13221 | return 0; | |
13222 | } | |
13223 | ||
13224 | image = image_spec_value (img->spec, QCindex, NULL); | |
13225 | ino = INTEGERP (image) ? XFASTINT (image) : 0; | |
13226 | if (ino >= gif->ImageCount) | |
13227 | { | |
13228 | image_error ("Invalid image number `%s' in image `%s'", | |
13229 | image, img->spec); | |
1ffb278b | 13230 | fn_DGifCloseFile (gif); |
6fc2811b JR |
13231 | UNGCPRO; |
13232 | return 0; | |
13233 | } | |
13234 | ||
1ffb278b JB |
13235 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
13236 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
6fc2811b | 13237 | |
6fc2811b JR |
13238 | /* Create the X image and pixmap. */ |
13239 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
13240 | { | |
1ffb278b | 13241 | fn_DGifCloseFile (gif); |
6fc2811b JR |
13242 | UNGCPRO; |
13243 | return 0; | |
13244 | } | |
7d0393cf | 13245 | |
6fc2811b JR |
13246 | /* Allocate colors. */ |
13247 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
13248 | if (!gif_color_map) | |
13249 | gif_color_map = gif->SColorMap; | |
1ffb278b | 13250 | #if 0 /* TODO: Color tables */ |
6fc2811b | 13251 | init_color_table (); |
1ffb278b | 13252 | #endif |
6fc2811b | 13253 | bzero (pixel_colors, sizeof pixel_colors); |
7d0393cf | 13254 | |
6fc2811b JR |
13255 | for (i = 0; i < gif_color_map->ColorCount; ++i) |
13256 | { | |
1ffb278b JB |
13257 | int r = gif_color_map->Colors[i].Red; |
13258 | int g = gif_color_map->Colors[i].Green; | |
13259 | int b = gif_color_map->Colors[i].Blue; | |
13260 | #if 0 /* TODO: Color tables */ | |
6fc2811b | 13261 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); |
1ffb278b JB |
13262 | #else |
13263 | pixel_colors[i] = PALETTERGB (r, g, b); | |
13264 | #endif | |
6fc2811b JR |
13265 | } |
13266 | ||
1ffb278b | 13267 | #if 0 /* TODO: Color tables */ |
6fc2811b JR |
13268 | img->colors = colors_in_color_table (&img->ncolors); |
13269 | free_color_table (); | |
1ffb278b | 13270 | #endif |
6fc2811b JR |
13271 | |
13272 | /* Clear the part of the screen image that are not covered by | |
7d0393cf | 13273 | the image from the GIF file. Full animated GIF support |
6fc2811b JR |
13274 | requires more than can be done here (see the gif89 spec, |
13275 | disposal methods). Let's simply assume that the part | |
13276 | not covered by a sub-image is in the frame's background color. */ | |
13277 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
13278 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
13279 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
13280 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
13281 | ||
13282 | for (y = 0; y < image_top; ++y) | |
13283 | for (x = 0; x < width; ++x) | |
13284 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
13285 | ||
13286 | for (y = image_top + image_height; y < height; ++y) | |
13287 | for (x = 0; x < width; ++x) | |
13288 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
13289 | ||
13290 | for (y = image_top; y < image_top + image_height; ++y) | |
13291 | { | |
13292 | for (x = 0; x < image_left; ++x) | |
13293 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
13294 | for (x = image_left + image_width; x < width; ++x) | |
13295 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
13296 | } | |
13297 | ||
13298 | /* Read the GIF image into the X image. We use a local variable | |
13299 | `raster' here because RasterBits below is a char *, and invites | |
13300 | problems with bytes >= 0x80. */ | |
13301 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
13302 | ||
13303 | if (gif->SavedImages[ino].ImageDesc.Interlace) | |
13304 | { | |
13305 | static int interlace_start[] = {0, 4, 2, 1}; | |
13306 | static int interlace_increment[] = {8, 8, 4, 2}; | |
a05e2bae | 13307 | int pass; |
6fc2811b JR |
13308 | int row = interlace_start[0]; |
13309 | ||
13310 | pass = 0; | |
13311 | ||
13312 | for (y = 0; y < image_height; y++) | |
13313 | { | |
13314 | if (row >= image_height) | |
13315 | { | |
13316 | row = interlace_start[++pass]; | |
13317 | while (row >= image_height) | |
13318 | row = interlace_start[++pass]; | |
13319 | } | |
7d0393cf | 13320 | |
6fc2811b JR |
13321 | for (x = 0; x < image_width; x++) |
13322 | { | |
13323 | int i = raster[(y * image_width) + x]; | |
13324 | XPutPixel (ximg, x + image_left, row + image_top, | |
13325 | pixel_colors[i]); | |
13326 | } | |
7d0393cf | 13327 | |
6fc2811b JR |
13328 | row += interlace_increment[pass]; |
13329 | } | |
13330 | } | |
13331 | else | |
13332 | { | |
13333 | for (y = 0; y < image_height; ++y) | |
13334 | for (x = 0; x < image_width; ++x) | |
13335 | { | |
13336 | int i = raster[y* image_width + x]; | |
13337 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); | |
13338 | } | |
13339 | } | |
7d0393cf | 13340 | |
1ffb278b | 13341 | fn_DGifCloseFile (gif); |
a05e2bae JR |
13342 | |
13343 | /* Maybe fill in the background field while we have ximg handy. */ | |
13344 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
13345 | IMAGE_BACKGROUND (img, f, ximg); | |
13346 | ||
6fc2811b JR |
13347 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
13348 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
13349 | x_destroy_x_image (ximg); | |
7d0393cf | 13350 | |
6fc2811b JR |
13351 | UNGCPRO; |
13352 | return 1; | |
13353 | } | |
13354 | ||
13355 | #endif /* HAVE_GIF != 0 */ | |
13356 | ||
13357 | ||
13358 | \f | |
13359 | /*********************************************************************** | |
13360 | Ghostscript | |
13361 | ***********************************************************************/ | |
13362 | ||
3cf3436e JR |
13363 | Lisp_Object Qpostscript; |
13364 | ||
839b1909 JR |
13365 | /* Keyword symbols. */ |
13366 | ||
13367 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
13368 | ||
6fc2811b JR |
13369 | #ifdef HAVE_GHOSTSCRIPT |
13370 | static int gs_image_p P_ ((Lisp_Object object)); | |
13371 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
13372 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
13373 | ||
13374 | /* The symbol `postscript' identifying images of this type. */ | |
13375 | ||
6fc2811b JR |
13376 | /* Keyword symbols. */ |
13377 | ||
13378 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
13379 | ||
13380 | /* Indices of image specification fields in gs_format, below. */ | |
13381 | ||
13382 | enum gs_keyword_index | |
13383 | { | |
13384 | GS_TYPE, | |
13385 | GS_PT_WIDTH, | |
13386 | GS_PT_HEIGHT, | |
13387 | GS_FILE, | |
13388 | GS_LOADER, | |
13389 | GS_BOUNDING_BOX, | |
13390 | GS_ASCENT, | |
13391 | GS_MARGIN, | |
13392 | GS_RELIEF, | |
13393 | GS_ALGORITHM, | |
13394 | GS_HEURISTIC_MASK, | |
a05e2bae JR |
13395 | GS_MASK, |
13396 | GS_BACKGROUND, | |
6fc2811b JR |
13397 | GS_LAST |
13398 | }; | |
13399 | ||
13400 | /* Vector of image_keyword structures describing the format | |
13401 | of valid user-defined image specifications. */ | |
13402 | ||
13403 | static struct image_keyword gs_format[GS_LAST] = | |
13404 | { | |
13405 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
13406 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
13407 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
13408 | {":file", IMAGE_STRING_VALUE, 1}, | |
13409 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
13410 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
8f92c555 | 13411 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 13412 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 13413 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 13414 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
13415 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
13416 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
13417 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
13418 | }; |
13419 | ||
13420 | /* Structure describing the image type `ghostscript'. */ | |
13421 | ||
13422 | static struct image_type gs_type = | |
13423 | { | |
13424 | &Qpostscript, | |
13425 | gs_image_p, | |
13426 | gs_load, | |
13427 | gs_clear_image, | |
13428 | NULL | |
13429 | }; | |
13430 | ||
13431 | ||
13432 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
13433 | ||
13434 | static void | |
13435 | gs_clear_image (f, img) | |
13436 | struct frame *f; | |
13437 | struct image *img; | |
13438 | { | |
13439 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
13440 | xfree (img->data.ptr_val); | |
13441 | x_clear_image (f, img); | |
13442 | } | |
13443 | ||
13444 | ||
13445 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
13446 | specification. */ | |
13447 | ||
13448 | static int | |
13449 | gs_image_p (object) | |
13450 | Lisp_Object object; | |
13451 | { | |
13452 | struct image_keyword fmt[GS_LAST]; | |
13453 | Lisp_Object tem; | |
13454 | int i; | |
7d0393cf | 13455 | |
6fc2811b | 13456 | bcopy (gs_format, fmt, sizeof fmt); |
7d0393cf | 13457 | |
8f92c555 | 13458 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
6fc2811b JR |
13459 | return 0; |
13460 | ||
13461 | /* Bounding box must be a list or vector containing 4 integers. */ | |
13462 | tem = fmt[GS_BOUNDING_BOX].value; | |
13463 | if (CONSP (tem)) | |
13464 | { | |
13465 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
13466 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
13467 | return 0; | |
13468 | if (!NILP (tem)) | |
13469 | return 0; | |
13470 | } | |
13471 | else if (VECTORP (tem)) | |
13472 | { | |
13473 | if (XVECTOR (tem)->size != 4) | |
13474 | return 0; | |
13475 | for (i = 0; i < 4; ++i) | |
13476 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
13477 | return 0; | |
13478 | } | |
13479 | else | |
13480 | return 0; | |
13481 | ||
13482 | return 1; | |
13483 | } | |
13484 | ||
13485 | ||
13486 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
13487 | if successful. */ | |
13488 | ||
13489 | static int | |
13490 | gs_load (f, img) | |
13491 | struct frame *f; | |
13492 | struct image *img; | |
13493 | { | |
13494 | char buffer[100]; | |
13495 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
13496 | struct gcpro gcpro1, gcpro2; | |
13497 | Lisp_Object frame; | |
13498 | double in_width, in_height; | |
13499 | Lisp_Object pixel_colors = Qnil; | |
13500 | ||
13501 | /* Compute pixel size of pixmap needed from the given size in the | |
13502 | image specification. Sizes in the specification are in pt. 1 pt | |
13503 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
13504 | info. */ | |
13505 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
13506 | in_width = XFASTINT (pt_width) / 72.0; | |
13507 | img->width = in_width * FRAME_W32_DISPLAY_INFO (f)->resx; | |
13508 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
13509 | in_height = XFASTINT (pt_height) / 72.0; | |
13510 | img->height = in_height * FRAME_W32_DISPLAY_INFO (f)->resy; | |
13511 | ||
13512 | /* Create the pixmap. */ | |
13513 | BLOCK_INPUT; | |
13514 | xassert (img->pixmap == 0); | |
13515 | img->pixmap = XCreatePixmap (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
13516 | img->width, img->height, | |
a05e2bae | 13517 | one_w32_display_info.n_cbits); |
6fc2811b JR |
13518 | UNBLOCK_INPUT; |
13519 | ||
13520 | if (!img->pixmap) | |
13521 | { | |
13522 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); | |
13523 | return 0; | |
13524 | } | |
7d0393cf | 13525 | |
6fc2811b JR |
13526 | /* Call the loader to fill the pixmap. It returns a process object |
13527 | if successful. We do not record_unwind_protect here because | |
13528 | other places in redisplay like calling window scroll functions | |
13529 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
13530 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
13531 | ||
13532 | sprintf (buffer, "%lu %lu", | |
13533 | (unsigned long) FRAME_W32_WINDOW (f), | |
13534 | (unsigned long) img->pixmap); | |
13535 | window_and_pixmap_id = build_string (buffer); | |
7d0393cf | 13536 | |
6fc2811b JR |
13537 | sprintf (buffer, "%lu %lu", |
13538 | FRAME_FOREGROUND_PIXEL (f), | |
13539 | FRAME_BACKGROUND_PIXEL (f)); | |
13540 | pixel_colors = build_string (buffer); | |
7d0393cf | 13541 | |
6fc2811b JR |
13542 | XSETFRAME (frame, f); |
13543 | loader = image_spec_value (img->spec, QCloader, NULL); | |
13544 | if (NILP (loader)) | |
13545 | loader = intern ("gs-load-image"); | |
13546 | ||
13547 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
13548 | make_number (img->width), | |
13549 | make_number (img->height), | |
13550 | window_and_pixmap_id, | |
13551 | pixel_colors); | |
13552 | UNGCPRO; | |
13553 | return PROCESSP (img->data.lisp_val); | |
13554 | } | |
13555 | ||
13556 | ||
13557 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
13558 | frame F. Called from XTread_socket when receiving an event | |
13559 | telling Emacs that Ghostscript has finished drawing. */ | |
13560 | ||
13561 | void | |
13562 | x_kill_gs_process (pixmap, f) | |
13563 | Pixmap pixmap; | |
13564 | struct frame *f; | |
13565 | { | |
13566 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
13567 | int class, i; | |
13568 | struct image *img; | |
13569 | ||
13570 | /* Find the image containing PIXMAP. */ | |
13571 | for (i = 0; i < c->used; ++i) | |
13572 | if (c->images[i]->pixmap == pixmap) | |
13573 | break; | |
13574 | ||
3cf3436e JR |
13575 | /* Should someone in between have cleared the image cache, for |
13576 | instance, give up. */ | |
13577 | if (i == c->used) | |
13578 | return; | |
13579 | ||
6fc2811b JR |
13580 | /* Kill the GS process. We should have found PIXMAP in the image |
13581 | cache and its image should contain a process object. */ | |
6fc2811b JR |
13582 | img = c->images[i]; |
13583 | xassert (PROCESSP (img->data.lisp_val)); | |
13584 | Fkill_process (img->data.lisp_val, Qnil); | |
13585 | img->data.lisp_val = Qnil; | |
13586 | ||
13587 | /* On displays with a mutable colormap, figure out the colors | |
13588 | allocated for the image by looking at the pixels of an XImage for | |
13589 | img->pixmap. */ | |
13590 | class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
13591 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
13592 | { | |
13593 | XImage *ximg; | |
13594 | ||
13595 | BLOCK_INPUT; | |
13596 | ||
13597 | /* Try to get an XImage for img->pixmep. */ | |
13598 | ximg = XGetImage (FRAME_W32_DISPLAY (f), img->pixmap, | |
13599 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
13600 | if (ximg) | |
13601 | { | |
13602 | int x, y; | |
7d0393cf | 13603 | |
6fc2811b JR |
13604 | /* Initialize the color table. */ |
13605 | init_color_table (); | |
7d0393cf | 13606 | |
6fc2811b JR |
13607 | /* For each pixel of the image, look its color up in the |
13608 | color table. After having done so, the color table will | |
13609 | contain an entry for each color used by the image. */ | |
13610 | for (y = 0; y < img->height; ++y) | |
13611 | for (x = 0; x < img->width; ++x) | |
13612 | { | |
13613 | unsigned long pixel = XGetPixel (ximg, x, y); | |
13614 | lookup_pixel_color (f, pixel); | |
13615 | } | |
13616 | ||
13617 | /* Record colors in the image. Free color table and XImage. */ | |
13618 | img->colors = colors_in_color_table (&img->ncolors); | |
13619 | free_color_table (); | |
13620 | XDestroyImage (ximg); | |
13621 | ||
13622 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
13623 | here, we get a BadAccess later in x_clear_image when | |
13624 | freeing the colors. */ | |
13625 | /* We have allocated colors once, but Ghostscript has also | |
13626 | allocated colors on behalf of us. So, to get the | |
13627 | reference counts right, free them once. */ | |
13628 | if (img->ncolors) | |
3cf3436e | 13629 | x_free_colors (FRAME_W32_DISPLAY (f), cmap, |
6fc2811b | 13630 | img->colors, img->ncolors, 0); |
6fc2811b JR |
13631 | #endif |
13632 | } | |
13633 | else | |
13634 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
13635 | img->spec, Qnil); | |
7d0393cf | 13636 | |
6fc2811b JR |
13637 | UNBLOCK_INPUT; |
13638 | } | |
3cf3436e JR |
13639 | |
13640 | /* Now that we have the pixmap, compute mask and transform the | |
13641 | image if requested. */ | |
13642 | BLOCK_INPUT; | |
13643 | postprocess_image (f, img); | |
13644 | UNBLOCK_INPUT; | |
6fc2811b JR |
13645 | } |
13646 | ||
13647 | #endif /* HAVE_GHOSTSCRIPT */ | |
13648 | ||
13649 | \f | |
13650 | /*********************************************************************** | |
13651 | Window properties | |
13652 | ***********************************************************************/ | |
13653 | ||
13654 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
13655 | Sx_change_window_property, 2, 3, 0, | |
74e1aeec JR |
13656 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
13657 | PROP and VALUE must be strings. FRAME nil or omitted means use the | |
13658 | selected frame. Value is VALUE. */) | |
6fc2811b JR |
13659 | (prop, value, frame) |
13660 | Lisp_Object frame, prop, value; | |
13661 | { | |
767b1ff0 | 13662 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
13663 | struct frame *f = check_x_frame (frame); |
13664 | Atom prop_atom; | |
13665 | ||
b7826503 PJ |
13666 | CHECK_STRING (prop); |
13667 | CHECK_STRING (value); | |
6fc2811b JR |
13668 | |
13669 | BLOCK_INPUT; | |
d5db4077 | 13670 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
13671 | XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
13672 | prop_atom, XA_STRING, 8, PropModeReplace, | |
d5db4077 | 13673 | SDATA (value), SCHARS (value)); |
6fc2811b JR |
13674 | |
13675 | /* Make sure the property is set when we return. */ | |
13676 | XFlush (FRAME_W32_DISPLAY (f)); | |
13677 | UNBLOCK_INPUT; | |
13678 | ||
767b1ff0 | 13679 | #endif /* TODO */ |
6fc2811b JR |
13680 | |
13681 | return value; | |
13682 | } | |
13683 | ||
13684 | ||
13685 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
13686 | Sx_delete_window_property, 1, 2, 0, | |
74e1aeec JR |
13687 | doc: /* Remove window property PROP from X window of FRAME. |
13688 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
6fc2811b JR |
13689 | (prop, frame) |
13690 | Lisp_Object prop, frame; | |
13691 | { | |
767b1ff0 | 13692 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
13693 | |
13694 | struct frame *f = check_x_frame (frame); | |
13695 | Atom prop_atom; | |
13696 | ||
b7826503 | 13697 | CHECK_STRING (prop); |
6fc2811b | 13698 | BLOCK_INPUT; |
d5db4077 | 13699 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
13700 | XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); |
13701 | ||
13702 | /* Make sure the property is removed when we return. */ | |
13703 | XFlush (FRAME_W32_DISPLAY (f)); | |
13704 | UNBLOCK_INPUT; | |
767b1ff0 | 13705 | #endif /* TODO */ |
6fc2811b JR |
13706 | |
13707 | return prop; | |
13708 | } | |
13709 | ||
13710 | ||
13711 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
13712 | 1, 2, 0, | |
74e1aeec JR |
13713 | doc: /* Value is the value of window property PROP on FRAME. |
13714 | If FRAME is nil or omitted, use the selected frame. Value is nil | |
13715 | if FRAME hasn't a property with name PROP or if PROP has no string | |
13716 | value. */) | |
6fc2811b JR |
13717 | (prop, frame) |
13718 | Lisp_Object prop, frame; | |
13719 | { | |
767b1ff0 | 13720 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
13721 | |
13722 | struct frame *f = check_x_frame (frame); | |
13723 | Atom prop_atom; | |
13724 | int rc; | |
13725 | Lisp_Object prop_value = Qnil; | |
13726 | char *tmp_data = NULL; | |
13727 | Atom actual_type; | |
13728 | int actual_format; | |
13729 | unsigned long actual_size, bytes_remaining; | |
13730 | ||
b7826503 | 13731 | CHECK_STRING (prop); |
6fc2811b | 13732 | BLOCK_INPUT; |
d5db4077 | 13733 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
13734 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
13735 | prop_atom, 0, 0, False, XA_STRING, | |
13736 | &actual_type, &actual_format, &actual_size, | |
13737 | &bytes_remaining, (unsigned char **) &tmp_data); | |
13738 | if (rc == Success) | |
13739 | { | |
13740 | int size = bytes_remaining; | |
13741 | ||
13742 | XFree (tmp_data); | |
13743 | tmp_data = NULL; | |
13744 | ||
13745 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
13746 | prop_atom, 0, bytes_remaining, | |
13747 | False, XA_STRING, | |
7d0393cf JB |
13748 | &actual_type, &actual_format, |
13749 | &actual_size, &bytes_remaining, | |
6fc2811b JR |
13750 | (unsigned char **) &tmp_data); |
13751 | if (rc == Success) | |
13752 | prop_value = make_string (tmp_data, size); | |
13753 | ||
13754 | XFree (tmp_data); | |
13755 | } | |
13756 | ||
13757 | UNBLOCK_INPUT; | |
13758 | ||
13759 | return prop_value; | |
13760 | ||
767b1ff0 | 13761 | #endif /* TODO */ |
6fc2811b JR |
13762 | return Qnil; |
13763 | } | |
13764 | ||
13765 | ||
13766 | \f | |
13767 | /*********************************************************************** | |
13768 | Busy cursor | |
13769 | ***********************************************************************/ | |
13770 | ||
f79e6790 | 13771 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 13772 | an hourglass cursor on all frames. */ |
6fc2811b | 13773 | |
0af913d7 | 13774 | static struct atimer *hourglass_atimer; |
6fc2811b | 13775 | |
0af913d7 | 13776 | /* Non-zero means an hourglass cursor is currently shown. */ |
6fc2811b | 13777 | |
0af913d7 | 13778 | static int hourglass_shown_p; |
6fc2811b | 13779 | |
0af913d7 | 13780 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
6fc2811b | 13781 | |
0af913d7 | 13782 | static Lisp_Object Vhourglass_delay; |
6fc2811b | 13783 | |
0af913d7 | 13784 | /* Default number of seconds to wait before displaying an hourglass |
f79e6790 JR |
13785 | cursor. */ |
13786 | ||
0af913d7 | 13787 | #define DEFAULT_HOURGLASS_DELAY 1 |
f79e6790 JR |
13788 | |
13789 | /* Function prototypes. */ | |
13790 | ||
0af913d7 GM |
13791 | static void show_hourglass P_ ((struct atimer *)); |
13792 | static void hide_hourglass P_ ((void)); | |
f79e6790 JR |
13793 | |
13794 | ||
0af913d7 | 13795 | /* Cancel a currently active hourglass timer, and start a new one. */ |
f79e6790 JR |
13796 | |
13797 | void | |
0af913d7 | 13798 | start_hourglass () |
f79e6790 | 13799 | { |
767b1ff0 | 13800 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 13801 | EMACS_TIME delay; |
dfff8a69 | 13802 | int secs, usecs = 0; |
7d0393cf | 13803 | |
0af913d7 | 13804 | cancel_hourglass (); |
f79e6790 | 13805 | |
0af913d7 GM |
13806 | if (INTEGERP (Vhourglass_delay) |
13807 | && XINT (Vhourglass_delay) > 0) | |
13808 | secs = XFASTINT (Vhourglass_delay); | |
13809 | else if (FLOATP (Vhourglass_delay) | |
13810 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
dfff8a69 JR |
13811 | { |
13812 | Lisp_Object tem; | |
0af913d7 | 13813 | tem = Ftruncate (Vhourglass_delay, Qnil); |
dfff8a69 | 13814 | secs = XFASTINT (tem); |
0af913d7 | 13815 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
dfff8a69 | 13816 | } |
f79e6790 | 13817 | else |
0af913d7 | 13818 | secs = DEFAULT_HOURGLASS_DELAY; |
7d0393cf | 13819 | |
dfff8a69 | 13820 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
13821 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
13822 | show_hourglass, NULL); | |
f79e6790 JR |
13823 | #endif |
13824 | } | |
13825 | ||
13826 | ||
0af913d7 GM |
13827 | /* Cancel the hourglass cursor timer if active, hide an hourglass |
13828 | cursor if shown. */ | |
f79e6790 JR |
13829 | |
13830 | void | |
0af913d7 | 13831 | cancel_hourglass () |
f79e6790 | 13832 | { |
0af913d7 | 13833 | if (hourglass_atimer) |
dfff8a69 | 13834 | { |
0af913d7 GM |
13835 | cancel_atimer (hourglass_atimer); |
13836 | hourglass_atimer = NULL; | |
dfff8a69 | 13837 | } |
7d0393cf | 13838 | |
0af913d7 GM |
13839 | if (hourglass_shown_p) |
13840 | hide_hourglass (); | |
f79e6790 JR |
13841 | } |
13842 | ||
13843 | ||
0af913d7 GM |
13844 | /* Timer function of hourglass_atimer. TIMER is equal to |
13845 | hourglass_atimer. | |
f79e6790 | 13846 | |
0af913d7 GM |
13847 | Display an hourglass cursor on all frames by mapping the frames' |
13848 | hourglass_window. Set the hourglass_p flag in the frames' | |
13849 | output_data.x structure to indicate that an hourglass cursor is | |
13850 | shown on the frames. */ | |
f79e6790 JR |
13851 | |
13852 | static void | |
0af913d7 | 13853 | show_hourglass (timer) |
f79e6790 | 13854 | struct atimer *timer; |
6fc2811b | 13855 | { |
767b1ff0 | 13856 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 13857 | /* The timer implementation will cancel this timer automatically |
0af913d7 | 13858 | after this function has run. Set hourglass_atimer to null |
f79e6790 | 13859 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 13860 | hourglass_atimer = NULL; |
f79e6790 | 13861 | |
0af913d7 | 13862 | if (!hourglass_shown_p) |
6fc2811b JR |
13863 | { |
13864 | Lisp_Object rest, frame; | |
7d0393cf | 13865 | |
f79e6790 | 13866 | BLOCK_INPUT; |
7d0393cf | 13867 | |
6fc2811b | 13868 | FOR_EACH_FRAME (rest, frame) |
dc220243 | 13869 | if (FRAME_W32_P (XFRAME (frame))) |
6fc2811b JR |
13870 | { |
13871 | struct frame *f = XFRAME (frame); | |
7d0393cf | 13872 | |
0af913d7 | 13873 | f->output_data.w32->hourglass_p = 1; |
7d0393cf | 13874 | |
0af913d7 | 13875 | if (!f->output_data.w32->hourglass_window) |
6fc2811b JR |
13876 | { |
13877 | unsigned long mask = CWCursor; | |
13878 | XSetWindowAttributes attrs; | |
7d0393cf | 13879 | |
0af913d7 | 13880 | attrs.cursor = f->output_data.w32->hourglass_cursor; |
7d0393cf | 13881 | |
0af913d7 | 13882 | f->output_data.w32->hourglass_window |
f79e6790 | 13883 | = XCreateWindow (FRAME_X_DISPLAY (f), |
6fc2811b JR |
13884 | FRAME_OUTER_WINDOW (f), |
13885 | 0, 0, 32000, 32000, 0, 0, | |
f79e6790 JR |
13886 | InputOnly, |
13887 | CopyFromParent, | |
6fc2811b JR |
13888 | mask, &attrs); |
13889 | } | |
7d0393cf | 13890 | |
0af913d7 GM |
13891 | XMapRaised (FRAME_X_DISPLAY (f), |
13892 | f->output_data.w32->hourglass_window); | |
f79e6790 | 13893 | XFlush (FRAME_X_DISPLAY (f)); |
6fc2811b | 13894 | } |
6fc2811b | 13895 | |
0af913d7 | 13896 | hourglass_shown_p = 1; |
f79e6790 JR |
13897 | UNBLOCK_INPUT; |
13898 | } | |
13899 | #endif | |
6fc2811b JR |
13900 | } |
13901 | ||
13902 | ||
0af913d7 | 13903 | /* Hide the hourglass cursor on all frames, if it is currently shown. */ |
6fc2811b | 13904 | |
f79e6790 | 13905 | static void |
0af913d7 | 13906 | hide_hourglass () |
f79e6790 | 13907 | { |
767b1ff0 | 13908 | #if 0 /* TODO: cursor shape changes. */ |
0af913d7 | 13909 | if (hourglass_shown_p) |
6fc2811b | 13910 | { |
f79e6790 JR |
13911 | Lisp_Object rest, frame; |
13912 | ||
13913 | BLOCK_INPUT; | |
13914 | FOR_EACH_FRAME (rest, frame) | |
6fc2811b | 13915 | { |
f79e6790 | 13916 | struct frame *f = XFRAME (frame); |
7d0393cf | 13917 | |
dc220243 | 13918 | if (FRAME_W32_P (f) |
f79e6790 | 13919 | /* Watch out for newly created frames. */ |
0af913d7 | 13920 | && f->output_data.x->hourglass_window) |
f79e6790 | 13921 | { |
0af913d7 GM |
13922 | XUnmapWindow (FRAME_X_DISPLAY (f), |
13923 | f->output_data.x->hourglass_window); | |
13924 | /* Sync here because XTread_socket looks at the | |
13925 | hourglass_p flag that is reset to zero below. */ | |
f79e6790 | 13926 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 13927 | f->output_data.x->hourglass_p = 0; |
f79e6790 | 13928 | } |
6fc2811b | 13929 | } |
6fc2811b | 13930 | |
0af913d7 | 13931 | hourglass_shown_p = 0; |
f79e6790 JR |
13932 | UNBLOCK_INPUT; |
13933 | } | |
13934 | #endif | |
6fc2811b JR |
13935 | } |
13936 | ||
13937 | ||
13938 | \f | |
13939 | /*********************************************************************** | |
13940 | Tool tips | |
13941 | ***********************************************************************/ | |
13942 | ||
13943 | static Lisp_Object x_create_tip_frame P_ ((struct w32_display_info *, | |
3cf3436e JR |
13944 | Lisp_Object, Lisp_Object)); |
13945 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, | |
13946 | Lisp_Object, int, int, int *, int *)); | |
7d0393cf | 13947 | |
3cf3436e | 13948 | /* The frame of a currently visible tooltip. */ |
6fc2811b | 13949 | |
937e601e | 13950 | Lisp_Object tip_frame; |
6fc2811b JR |
13951 | |
13952 | /* If non-nil, a timer started that hides the last tooltip when it | |
13953 | fires. */ | |
13954 | ||
13955 | Lisp_Object tip_timer; | |
13956 | Window tip_window; | |
13957 | ||
3cf3436e JR |
13958 | /* If non-nil, a vector of 3 elements containing the last args |
13959 | with which x-show-tip was called. See there. */ | |
13960 | ||
13961 | Lisp_Object last_show_tip_args; | |
13962 | ||
13963 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ | |
13964 | ||
13965 | Lisp_Object Vx_max_tooltip_size; | |
13966 | ||
13967 | ||
937e601e AI |
13968 | static Lisp_Object |
13969 | unwind_create_tip_frame (frame) | |
13970 | Lisp_Object frame; | |
13971 | { | |
c844a81a GM |
13972 | Lisp_Object deleted; |
13973 | ||
13974 | deleted = unwind_create_frame (frame); | |
13975 | if (EQ (deleted, Qt)) | |
13976 | { | |
13977 | tip_window = NULL; | |
13978 | tip_frame = Qnil; | |
13979 | } | |
7d0393cf | 13980 | |
c844a81a | 13981 | return deleted; |
937e601e AI |
13982 | } |
13983 | ||
13984 | ||
6fc2811b | 13985 | /* Create a frame for a tooltip on the display described by DPYINFO. |
3cf3436e JR |
13986 | PARMS is a list of frame parameters. TEXT is the string to |
13987 | display in the tip frame. Value is the frame. | |
937e601e AI |
13988 | |
13989 | Note that functions called here, esp. x_default_parameter can | |
13990 | signal errors, for instance when a specified color name is | |
13991 | undefined. We have to make sure that we're in a consistent state | |
13992 | when this happens. */ | |
6fc2811b JR |
13993 | |
13994 | static Lisp_Object | |
3cf3436e | 13995 | x_create_tip_frame (dpyinfo, parms, text) |
6fc2811b | 13996 | struct w32_display_info *dpyinfo; |
3cf3436e | 13997 | Lisp_Object parms, text; |
6fc2811b | 13998 | { |
6fc2811b JR |
13999 | struct frame *f; |
14000 | Lisp_Object frame, tem; | |
14001 | Lisp_Object name; | |
14002 | long window_prompting = 0; | |
14003 | int width, height; | |
331379bf | 14004 | int count = SPECPDL_INDEX (); |
6fc2811b JR |
14005 | struct gcpro gcpro1, gcpro2, gcpro3; |
14006 | struct kboard *kb; | |
3cf3436e JR |
14007 | int face_change_count_before = face_change_count; |
14008 | Lisp_Object buffer; | |
14009 | struct buffer *old_buffer; | |
6fc2811b | 14010 | |
ca56d953 | 14011 | check_w32 (); |
6fc2811b JR |
14012 | |
14013 | /* Use this general default value to start with until we know if | |
14014 | this frame has a specified name. */ | |
14015 | Vx_resource_name = Vinvocation_name; | |
14016 | ||
14017 | #ifdef MULTI_KBOARD | |
14018 | kb = dpyinfo->kboard; | |
14019 | #else | |
14020 | kb = &the_only_kboard; | |
14021 | #endif | |
14022 | ||
14023 | /* Get the name of the frame to use for resource lookup. */ | |
14024 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); | |
14025 | if (!STRINGP (name) | |
14026 | && !EQ (name, Qunbound) | |
14027 | && !NILP (name)) | |
14028 | error ("Invalid frame name--not a string or nil"); | |
14029 | Vx_resource_name = name; | |
14030 | ||
14031 | frame = Qnil; | |
14032 | GCPRO3 (parms, name, frame); | |
9eb16b62 JR |
14033 | /* Make a frame without minibuffer nor mode-line. */ |
14034 | f = make_frame (0); | |
14035 | f->wants_modeline = 0; | |
6fc2811b | 14036 | XSETFRAME (frame, f); |
3cf3436e JR |
14037 | |
14038 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
14039 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
14040 | old_buffer = current_buffer; | |
14041 | set_buffer_internal_1 (XBUFFER (buffer)); | |
14042 | current_buffer->truncate_lines = Qnil; | |
14043 | Ferase_buffer (); | |
14044 | Finsert (1, &text); | |
14045 | set_buffer_internal_1 (old_buffer); | |
7d0393cf | 14046 | |
6fc2811b | 14047 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
937e601e | 14048 | record_unwind_protect (unwind_create_tip_frame, frame); |
6fc2811b | 14049 | |
3cf3436e JR |
14050 | /* By setting the output method, we're essentially saying that |
14051 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
14052 | from this point on, x_destroy_window might screw up reference | |
14053 | counts etc. */ | |
d88c567c | 14054 | f->output_method = output_w32; |
6fc2811b JR |
14055 | f->output_data.w32 = |
14056 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
14057 | bzero (f->output_data.w32, sizeof (struct w32_output)); | |
ca56d953 JR |
14058 | |
14059 | FRAME_FONTSET (f) = -1; | |
6fc2811b JR |
14060 | f->icon_name = Qnil; |
14061 | ||
ca56d953 | 14062 | #if 0 /* GLYPH_DEBUG TODO: image support. */ |
937e601e AI |
14063 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
14064 | dpyinfo_refcount = dpyinfo->reference_count; | |
14065 | #endif /* GLYPH_DEBUG */ | |
6fc2811b JR |
14066 | #ifdef MULTI_KBOARD |
14067 | FRAME_KBOARD (f) = kb; | |
14068 | #endif | |
14069 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
14070 | f->output_data.w32->explicit_parent = 0; | |
14071 | ||
14072 | /* Set the name; the functions to which we pass f expect the name to | |
14073 | be set. */ | |
14074 | if (EQ (name, Qunbound) || NILP (name)) | |
14075 | { | |
ca56d953 | 14076 | f->name = build_string (dpyinfo->w32_id_name); |
6fc2811b JR |
14077 | f->explicit_name = 0; |
14078 | } | |
14079 | else | |
14080 | { | |
14081 | f->name = name; | |
14082 | f->explicit_name = 1; | |
14083 | /* use the frame's title when getting resources for this frame. */ | |
14084 | specbind (Qx_resource_name, name); | |
14085 | } | |
14086 | ||
6fc2811b JR |
14087 | /* Extract the window parameters from the supplied values |
14088 | that are needed to determine window geometry. */ | |
14089 | { | |
14090 | Lisp_Object font; | |
14091 | ||
14092 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
14093 | ||
14094 | BLOCK_INPUT; | |
14095 | /* First, try whatever font the caller has specified. */ | |
14096 | if (STRINGP (font)) | |
14097 | { | |
14098 | tem = Fquery_fontset (font, Qnil); | |
14099 | if (STRINGP (tem)) | |
d5db4077 | 14100 | font = x_new_fontset (f, SDATA (tem)); |
6fc2811b | 14101 | else |
d5db4077 | 14102 | font = x_new_font (f, SDATA (font)); |
6fc2811b | 14103 | } |
7d0393cf | 14104 | |
6fc2811b JR |
14105 | /* Try out a font which we hope has bold and italic variations. */ |
14106 | if (!STRINGP (font)) | |
ca56d953 | 14107 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
6fc2811b | 14108 | if (! STRINGP (font)) |
ca56d953 | 14109 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
14110 | /* If those didn't work, look for something which will at least work. */ |
14111 | if (! STRINGP (font)) | |
ca56d953 | 14112 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
14113 | UNBLOCK_INPUT; |
14114 | if (! STRINGP (font)) | |
ca56d953 | 14115 | font = build_string ("Fixedsys"); |
6fc2811b JR |
14116 | |
14117 | x_default_parameter (f, parms, Qfont, font, | |
14118 | "font", "Font", RES_TYPE_STRING); | |
14119 | } | |
14120 | ||
14121 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
14122 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
6fc2811b JR |
14123 | /* This defaults to 2 in order to match xterm. We recognize either |
14124 | internalBorderWidth or internalBorder (which is what xterm calls | |
14125 | it). */ | |
14126 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
14127 | { | |
14128 | Lisp_Object value; | |
14129 | ||
14130 | value = w32_get_arg (parms, Qinternal_border_width, | |
14131 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
14132 | if (! EQ (value, Qunbound)) | |
14133 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
14134 | parms); | |
14135 | } | |
bfd6edcc | 14136 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
6fc2811b JR |
14137 | "internalBorderWidth", "internalBorderWidth", |
14138 | RES_TYPE_NUMBER); | |
14139 | ||
14140 | /* Also do the stuff which must be set before the window exists. */ | |
14141 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
14142 | "foreground", "Foreground", RES_TYPE_STRING); | |
14143 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
14144 | "background", "Background", RES_TYPE_STRING); | |
14145 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
14146 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
14147 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
14148 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
14149 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
14150 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
14151 | ||
14152 | /* Init faces before x_default_parameter is called for scroll-bar | |
14153 | parameters because that function calls x_set_scroll_bar_width, | |
14154 | which calls change_frame_size, which calls Fset_window_buffer, | |
14155 | which runs hooks, which call Fvertical_motion. At the end, we | |
14156 | end up in init_iterator with a null face cache, which should not | |
14157 | happen. */ | |
14158 | init_frame_faces (f); | |
ca56d953 JR |
14159 | |
14160 | f->output_data.w32->dwStyle = WS_BORDER | WS_POPUP | WS_DISABLED; | |
6fc2811b | 14161 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
9eb16b62 | 14162 | |
6fc2811b JR |
14163 | window_prompting = x_figure_window_size (f, parms); |
14164 | ||
9eb16b62 JR |
14165 | /* No fringes on tip frame. */ |
14166 | f->output_data.w32->fringes_extra = 0; | |
14167 | f->output_data.w32->fringe_cols = 0; | |
14168 | f->output_data.w32->left_fringe_width = 0; | |
14169 | f->output_data.w32->right_fringe_width = 0; | |
14170 | ||
6fc2811b JR |
14171 | if (window_prompting & XNegative) |
14172 | { | |
14173 | if (window_prompting & YNegative) | |
14174 | f->output_data.w32->win_gravity = SouthEastGravity; | |
14175 | else | |
14176 | f->output_data.w32->win_gravity = NorthEastGravity; | |
14177 | } | |
14178 | else | |
14179 | { | |
14180 | if (window_prompting & YNegative) | |
14181 | f->output_data.w32->win_gravity = SouthWestGravity; | |
14182 | else | |
14183 | f->output_data.w32->win_gravity = NorthWestGravity; | |
14184 | } | |
14185 | ||
14186 | f->output_data.w32->size_hint_flags = window_prompting; | |
ca56d953 JR |
14187 | |
14188 | BLOCK_INPUT; | |
14189 | my_create_tip_window (f); | |
14190 | UNBLOCK_INPUT; | |
6fc2811b JR |
14191 | |
14192 | x_make_gc (f); | |
14193 | ||
14194 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
14195 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
14196 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
14197 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
14198 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
14199 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
14200 | ||
14201 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
14202 | Change will not be effected unless different from the current | |
14203 | f->height. */ | |
14204 | width = f->width; | |
14205 | height = f->height; | |
14206 | f->height = 0; | |
14207 | SET_FRAME_WIDTH (f, 0); | |
14208 | change_frame_size (f, height, width, 1, 0, 0); | |
14209 | ||
cd1d850f JPW |
14210 | /* Add `tooltip' frame parameter's default value. */ |
14211 | if (NILP (Fframe_parameter (frame, intern ("tooltip")))) | |
14212 | Fmodify_frame_parameters (frame, Fcons (Fcons (intern ("tooltip"), Qt), | |
14213 | Qnil)); | |
7d0393cf | 14214 | |
3cf3436e JR |
14215 | /* Set up faces after all frame parameters are known. This call |
14216 | also merges in face attributes specified for new frames. | |
14217 | ||
14218 | Frame parameters may be changed if .Xdefaults contains | |
14219 | specifications for the default font. For example, if there is an | |
14220 | `Emacs.default.attributeBackground: pink', the `background-color' | |
14221 | attribute of the frame get's set, which let's the internal border | |
14222 | of the tooltip frame appear in pink. Prevent this. */ | |
14223 | { | |
14224 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
14225 | ||
14226 | /* Set tip_frame here, so that */ | |
14227 | tip_frame = frame; | |
14228 | call1 (Qface_set_after_frame_default, frame); | |
7d0393cf | 14229 | |
3cf3436e JR |
14230 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) |
14231 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
14232 | Qnil)); | |
14233 | } | |
7d0393cf | 14234 | |
6fc2811b JR |
14235 | f->no_split = 1; |
14236 | ||
14237 | UNGCPRO; | |
14238 | ||
14239 | /* It is now ok to make the frame official even if we get an error | |
14240 | below. And the frame needs to be on Vframe_list or making it | |
14241 | visible won't work. */ | |
14242 | Vframe_list = Fcons (frame, Vframe_list); | |
14243 | ||
14244 | /* Now that the frame is official, it counts as a reference to | |
14245 | its display. */ | |
14246 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
ee78dc32 | 14247 | |
3cf3436e JR |
14248 | /* Setting attributes of faces of the tooltip frame from resources |
14249 | and similar will increment face_change_count, which leads to the | |
14250 | clearing of all current matrices. Since this isn't necessary | |
14251 | here, avoid it by resetting face_change_count to the value it | |
14252 | had before we created the tip frame. */ | |
14253 | face_change_count = face_change_count_before; | |
14254 | ||
14255 | /* Discard the unwind_protect. */ | |
6fc2811b | 14256 | return unbind_to (count, frame); |
ee78dc32 GV |
14257 | } |
14258 | ||
3cf3436e JR |
14259 | |
14260 | /* Compute where to display tip frame F. PARMS is the list of frame | |
14261 | parameters for F. DX and DY are specified offsets from the current | |
14262 | location of the mouse. WIDTH and HEIGHT are the width and height | |
14263 | of the tooltip. Return coordinates relative to the root window of | |
14264 | the display in *ROOT_X, and *ROOT_Y. */ | |
14265 | ||
14266 | static void | |
14267 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) | |
14268 | struct frame *f; | |
14269 | Lisp_Object parms, dx, dy; | |
14270 | int width, height; | |
14271 | int *root_x, *root_y; | |
14272 | { | |
3cf3436e | 14273 | Lisp_Object left, top; |
7d0393cf | 14274 | |
3cf3436e JR |
14275 | /* User-specified position? */ |
14276 | left = Fcdr (Fassq (Qleft, parms)); | |
14277 | top = Fcdr (Fassq (Qtop, parms)); | |
7d0393cf | 14278 | |
3cf3436e JR |
14279 | /* Move the tooltip window where the mouse pointer is. Resize and |
14280 | show it. */ | |
ca56d953 | 14281 | if (!INTEGERP (left) || !INTEGERP (top)) |
3cf3436e | 14282 | { |
ca56d953 JR |
14283 | POINT pt; |
14284 | ||
3cf3436e | 14285 | BLOCK_INPUT; |
ca56d953 JR |
14286 | GetCursorPos (&pt); |
14287 | *root_x = pt.x; | |
14288 | *root_y = pt.y; | |
3cf3436e JR |
14289 | UNBLOCK_INPUT; |
14290 | } | |
14291 | ||
14292 | if (INTEGERP (top)) | |
14293 | *root_y = XINT (top); | |
14294 | else if (*root_y + XINT (dy) - height < 0) | |
14295 | *root_y -= XINT (dy); | |
14296 | else | |
14297 | { | |
14298 | *root_y -= height; | |
14299 | *root_y += XINT (dy); | |
14300 | } | |
14301 | ||
14302 | if (INTEGERP (left)) | |
14303 | *root_x = XINT (left); | |
72e4adef JR |
14304 | else if (*root_x + XINT (dx) + width <= FRAME_W32_DISPLAY_INFO (f)->width) |
14305 | /* It fits to the right of the pointer. */ | |
14306 | *root_x += XINT (dx); | |
14307 | else if (width + XINT (dx) <= *root_x) | |
14308 | /* It fits to the left of the pointer. */ | |
3cf3436e JR |
14309 | *root_x -= width + XINT (dx); |
14310 | else | |
72e4adef JR |
14311 | /* Put it left justified on the screen -- it ought to fit that way. */ |
14312 | *root_x = 0; | |
3cf3436e JR |
14313 | } |
14314 | ||
14315 | ||
71eab8d1 | 14316 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
74e1aeec JR |
14317 | doc: /* Show STRING in a \"tooltip\" window on frame FRAME. |
14318 | A tooltip window is a small window displaying a string. | |
14319 | ||
14320 | FRAME nil or omitted means use the selected frame. | |
14321 | ||
14322 | PARMS is an optional list of frame parameters which can be | |
14323 | used to change the tooltip's appearance. | |
14324 | ||
ca56d953 JR |
14325 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil |
14326 | means use the default timeout of 5 seconds. | |
74e1aeec | 14327 | |
ca56d953 | 14328 | If the list of frame parameters PARAMS contains a `left' parameter, |
74e1aeec JR |
14329 | the tooltip is displayed at that x-position. Otherwise it is |
14330 | displayed at the mouse position, with offset DX added (default is 5 if | |
14331 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
14332 | parameter is specified, it determines the y-position of the tooltip | |
14333 | window, otherwise it is displayed at the mouse position, with offset | |
14334 | DY added (default is -10). | |
14335 | ||
14336 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
14337 | Text larger than the specified size is clipped. */) | |
71eab8d1 AI |
14338 | (string, frame, parms, timeout, dx, dy) |
14339 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
ee78dc32 | 14340 | { |
6fc2811b JR |
14341 | struct frame *f; |
14342 | struct window *w; | |
3cf3436e | 14343 | int root_x, root_y; |
6fc2811b JR |
14344 | struct buffer *old_buffer; |
14345 | struct text_pos pos; | |
14346 | int i, width, height; | |
6fc2811b JR |
14347 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
14348 | int old_windows_or_buffers_changed = windows_or_buffers_changed; | |
331379bf | 14349 | int count = SPECPDL_INDEX (); |
7d0393cf | 14350 | |
6fc2811b | 14351 | specbind (Qinhibit_redisplay, Qt); |
ee78dc32 | 14352 | |
dfff8a69 | 14353 | GCPRO4 (string, parms, frame, timeout); |
ee78dc32 | 14354 | |
b7826503 | 14355 | CHECK_STRING (string); |
6fc2811b JR |
14356 | f = check_x_frame (frame); |
14357 | if (NILP (timeout)) | |
14358 | timeout = make_number (5); | |
14359 | else | |
b7826503 | 14360 | CHECK_NATNUM (timeout); |
ee78dc32 | 14361 | |
71eab8d1 AI |
14362 | if (NILP (dx)) |
14363 | dx = make_number (5); | |
14364 | else | |
b7826503 | 14365 | CHECK_NUMBER (dx); |
7d0393cf | 14366 | |
71eab8d1 | 14367 | if (NILP (dy)) |
dc220243 | 14368 | dy = make_number (-10); |
71eab8d1 | 14369 | else |
b7826503 | 14370 | CHECK_NUMBER (dy); |
71eab8d1 | 14371 | |
dc220243 JR |
14372 | if (NILP (last_show_tip_args)) |
14373 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
14374 | ||
14375 | if (!NILP (tip_frame)) | |
14376 | { | |
14377 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
14378 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
14379 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
14380 | ||
14381 | if (EQ (frame, last_frame) | |
14382 | && !NILP (Fequal (last_string, string)) | |
14383 | && !NILP (Fequal (last_parms, parms))) | |
14384 | { | |
14385 | struct frame *f = XFRAME (tip_frame); | |
7d0393cf | 14386 | |
dc220243 JR |
14387 | /* Only DX and DY have changed. */ |
14388 | if (!NILP (tip_timer)) | |
14389 | { | |
14390 | Lisp_Object timer = tip_timer; | |
14391 | tip_timer = Qnil; | |
14392 | call1 (Qcancel_timer, timer); | |
14393 | } | |
14394 | ||
14395 | BLOCK_INPUT; | |
ca56d953 JR |
14396 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
14397 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
d65a9cdc JR |
14398 | |
14399 | /* Put tooltip in topmost group and in position. */ | |
ca56d953 JR |
14400 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
14401 | root_x, root_y, 0, 0, | |
14402 | SWP_NOSIZE | SWP_NOACTIVATE); | |
d65a9cdc JR |
14403 | |
14404 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ | |
14405 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, | |
14406 | 0, 0, 0, 0, | |
14407 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); | |
14408 | ||
dc220243 JR |
14409 | UNBLOCK_INPUT; |
14410 | goto start_timer; | |
14411 | } | |
14412 | } | |
14413 | ||
6fc2811b JR |
14414 | /* Hide a previous tip, if any. */ |
14415 | Fx_hide_tip (); | |
ee78dc32 | 14416 | |
dc220243 JR |
14417 | ASET (last_show_tip_args, 0, string); |
14418 | ASET (last_show_tip_args, 1, frame); | |
14419 | ASET (last_show_tip_args, 2, parms); | |
14420 | ||
6fc2811b JR |
14421 | /* Add default values to frame parameters. */ |
14422 | if (NILP (Fassq (Qname, parms))) | |
14423 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
14424 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
14425 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
14426 | if (NILP (Fassq (Qborder_width, parms))) | |
14427 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
14428 | if (NILP (Fassq (Qborder_color, parms))) | |
14429 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
14430 | if (NILP (Fassq (Qbackground_color, parms))) | |
14431 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
14432 | parms); | |
14433 | ||
0e3fcdef JR |
14434 | /* Block input until the tip has been fully drawn, to avoid crashes |
14435 | when drawing tips in menus. */ | |
14436 | BLOCK_INPUT; | |
14437 | ||
6fc2811b JR |
14438 | /* Create a frame for the tooltip, and record it in the global |
14439 | variable tip_frame. */ | |
ca56d953 | 14440 | frame = x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f), parms, string); |
937e601e | 14441 | f = XFRAME (frame); |
6fc2811b | 14442 | |
3cf3436e | 14443 | /* Set up the frame's root window. */ |
6fc2811b JR |
14444 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
14445 | w->left = w->top = make_number (0); | |
3cf3436e JR |
14446 | |
14447 | if (CONSP (Vx_max_tooltip_size) | |
14448 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
14449 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
14450 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
14451 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
14452 | { | |
14453 | w->width = XCAR (Vx_max_tooltip_size); | |
14454 | w->height = XCDR (Vx_max_tooltip_size); | |
14455 | } | |
14456 | else | |
14457 | { | |
14458 | w->width = make_number (80); | |
14459 | w->height = make_number (40); | |
14460 | } | |
7d0393cf | 14461 | |
3cf3436e | 14462 | f->window_width = XINT (w->width); |
6fc2811b JR |
14463 | adjust_glyphs (f); |
14464 | w->pseudo_window_p = 1; | |
14465 | ||
14466 | /* Display the tooltip text in a temporary buffer. */ | |
6fc2811b | 14467 | old_buffer = current_buffer; |
3cf3436e JR |
14468 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
14469 | current_buffer->truncate_lines = Qnil; | |
6fc2811b JR |
14470 | clear_glyph_matrix (w->desired_matrix); |
14471 | clear_glyph_matrix (w->current_matrix); | |
14472 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
14473 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
14474 | ||
14475 | /* Compute width and height of the tooltip. */ | |
14476 | width = height = 0; | |
14477 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
ee78dc32 | 14478 | { |
6fc2811b JR |
14479 | struct glyph_row *row = &w->desired_matrix->rows[i]; |
14480 | struct glyph *last; | |
14481 | int row_width; | |
14482 | ||
14483 | /* Stop at the first empty row at the end. */ | |
14484 | if (!row->enabled_p || !row->displays_text_p) | |
14485 | break; | |
14486 | ||
14487 | /* Let the row go over the full width of the frame. */ | |
14488 | row->full_width_p = 1; | |
14489 | ||
4e3a1c61 JR |
14490 | #ifdef TODO /* Investigate why some fonts need more width than is |
14491 | calculated for some tooltips. */ | |
6fc2811b JR |
14492 | /* There's a glyph at the end of rows that is use to place |
14493 | the cursor there. Don't include the width of this glyph. */ | |
14494 | if (row->used[TEXT_AREA]) | |
14495 | { | |
14496 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
14497 | row_width = row->pixel_width - last->pixel_width; | |
14498 | } | |
14499 | else | |
4e3a1c61 | 14500 | #endif |
6fc2811b | 14501 | row_width = row->pixel_width; |
7d0393cf | 14502 | |
ca56d953 | 14503 | /* TODO: find why tips do not draw along baseline as instructed. */ |
bfd6edcc | 14504 | height += row->height; |
6fc2811b | 14505 | width = max (width, row_width); |
ee78dc32 GV |
14506 | } |
14507 | ||
6fc2811b JR |
14508 | /* Add the frame's internal border to the width and height the X |
14509 | window should have. */ | |
14510 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
14511 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
ee78dc32 | 14512 | |
6fc2811b JR |
14513 | /* Move the tooltip window where the mouse pointer is. Resize and |
14514 | show it. */ | |
3cf3436e | 14515 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
71eab8d1 | 14516 | |
bfd6edcc JR |
14517 | { |
14518 | /* Adjust Window size to take border into account. */ | |
14519 | RECT rect; | |
14520 | rect.left = rect.top = 0; | |
14521 | rect.right = width; | |
14522 | rect.bottom = height; | |
14523 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
14524 | FRAME_EXTERNAL_MENU_BAR (f)); | |
14525 | ||
d65a9cdc | 14526 | /* Position and size tooltip, and put it in the topmost group. */ |
bfd6edcc JR |
14527 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
14528 | root_x, root_y, rect.right - rect.left, | |
14529 | rect.bottom - rect.top, SWP_NOACTIVATE); | |
14530 | ||
d65a9cdc JR |
14531 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ |
14532 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, | |
14533 | 0, 0, 0, 0, | |
14534 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); | |
14535 | ||
bfd6edcc JR |
14536 | /* Let redisplay know that we have made the frame visible already. */ |
14537 | f->async_visible = 1; | |
14538 | ||
14539 | ShowWindow (FRAME_W32_WINDOW (f), SW_SHOWNOACTIVATE); | |
14540 | } | |
ee78dc32 | 14541 | |
6fc2811b JR |
14542 | /* Draw into the window. */ |
14543 | w->must_be_updated_p = 1; | |
14544 | update_single_window (w, 1); | |
ee78dc32 | 14545 | |
0e3fcdef JR |
14546 | UNBLOCK_INPUT; |
14547 | ||
6fc2811b JR |
14548 | /* Restore original current buffer. */ |
14549 | set_buffer_internal_1 (old_buffer); | |
14550 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
ee78dc32 | 14551 | |
dc220243 | 14552 | start_timer: |
6fc2811b JR |
14553 | /* Let the tip disappear after timeout seconds. */ |
14554 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
14555 | intern ("x-hide-tip")); | |
ee78dc32 | 14556 | |
dfff8a69 | 14557 | UNGCPRO; |
6fc2811b | 14558 | return unbind_to (count, Qnil); |
ee78dc32 GV |
14559 | } |
14560 | ||
ee78dc32 | 14561 | |
6fc2811b | 14562 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, |
74e1aeec JR |
14563 | doc: /* Hide the current tooltip window, if there is any. |
14564 | Value is t if tooltip was open, nil otherwise. */) | |
6fc2811b JR |
14565 | () |
14566 | { | |
937e601e AI |
14567 | int count; |
14568 | Lisp_Object deleted, frame, timer; | |
14569 | struct gcpro gcpro1, gcpro2; | |
14570 | ||
14571 | /* Return quickly if nothing to do. */ | |
14572 | if (NILP (tip_timer) && NILP (tip_frame)) | |
14573 | return Qnil; | |
7d0393cf | 14574 | |
937e601e AI |
14575 | frame = tip_frame; |
14576 | timer = tip_timer; | |
14577 | GCPRO2 (frame, timer); | |
14578 | tip_frame = tip_timer = deleted = Qnil; | |
7d0393cf | 14579 | |
331379bf | 14580 | count = SPECPDL_INDEX (); |
6fc2811b | 14581 | specbind (Qinhibit_redisplay, Qt); |
937e601e | 14582 | specbind (Qinhibit_quit, Qt); |
7d0393cf | 14583 | |
937e601e | 14584 | if (!NILP (timer)) |
dc220243 | 14585 | call1 (Qcancel_timer, timer); |
ee78dc32 | 14586 | |
937e601e | 14587 | if (FRAMEP (frame)) |
6fc2811b | 14588 | { |
937e601e AI |
14589 | Fdelete_frame (frame, Qnil); |
14590 | deleted = Qt; | |
6fc2811b | 14591 | } |
1edf84e7 | 14592 | |
937e601e AI |
14593 | UNGCPRO; |
14594 | return unbind_to (count, deleted); | |
6fc2811b | 14595 | } |
5ac45f98 | 14596 | |
5ac45f98 | 14597 | |
6fc2811b JR |
14598 | \f |
14599 | /*********************************************************************** | |
14600 | File selection dialog | |
14601 | ***********************************************************************/ | |
6fc2811b JR |
14602 | extern Lisp_Object Qfile_name_history; |
14603 | ||
1030b26b JR |
14604 | /* Callback for altering the behaviour of the Open File dialog. |
14605 | Makes the Filename text field contain "Current Directory" and be | |
14606 | read-only when "Directories" is selected in the filter. This | |
14607 | allows us to work around the fact that the standard Open File | |
14608 | dialog does not support directories. */ | |
14609 | UINT CALLBACK | |
14610 | file_dialog_callback (hwnd, msg, wParam, lParam) | |
14611 | HWND hwnd; | |
14612 | UINT msg; | |
14613 | WPARAM wParam; | |
14614 | LPARAM lParam; | |
14615 | { | |
14616 | if (msg == WM_NOTIFY) | |
14617 | { | |
14618 | OFNOTIFY * notify = (OFNOTIFY *)lParam; | |
14619 | /* Detect when the Filter dropdown is changed. */ | |
14620 | if (notify->hdr.code == CDN_TYPECHANGE) | |
14621 | { | |
14622 | HWND dialog = GetParent (hwnd); | |
14623 | HWND edit_control = GetDlgItem (dialog, FILE_NAME_TEXT_FIELD); | |
14624 | ||
14625 | /* Directories is in index 2. */ | |
14626 | if (notify->lpOFN->nFilterIndex == 2) | |
14627 | { | |
14628 | CommDlg_OpenSave_SetControlText (dialog, FILE_NAME_TEXT_FIELD, | |
14629 | "Current Directory"); | |
14630 | EnableWindow (edit_control, FALSE); | |
14631 | } | |
14632 | else | |
14633 | { | |
14634 | CommDlg_OpenSave_SetControlText (dialog, FILE_NAME_TEXT_FIELD, | |
14635 | ""); | |
14636 | EnableWindow (edit_control, TRUE); | |
14637 | } | |
14638 | } | |
14639 | } | |
14640 | return 0; | |
14641 | } | |
14642 | ||
6fc2811b | 14643 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
74e1aeec JR |
14644 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
14645 | Use a file selection dialog. | |
14646 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
14647 | specified. Ensure that file exists if MUSTMATCH is non-nil. */) | |
6fc2811b JR |
14648 | (prompt, dir, default_filename, mustmatch) |
14649 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
14650 | { | |
14651 | struct frame *f = SELECTED_FRAME (); | |
14652 | Lisp_Object file = Qnil; | |
aed13378 | 14653 | int count = SPECPDL_INDEX (); |
6fc2811b JR |
14654 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; |
14655 | char filename[MAX_PATH + 1]; | |
14656 | char init_dir[MAX_PATH + 1]; | |
6fc2811b JR |
14657 | |
14658 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
14659 | CHECK_STRING (prompt); |
14660 | CHECK_STRING (dir); | |
6fc2811b JR |
14661 | |
14662 | /* Create the dialog with PROMPT as title, using DIR as initial | |
14663 | directory and using "*" as pattern. */ | |
14664 | dir = Fexpand_file_name (dir, Qnil); | |
d5db4077 | 14665 | strncpy (init_dir, SDATA (dir), MAX_PATH); |
6fc2811b JR |
14666 | init_dir[MAX_PATH] = '\0'; |
14667 | unixtodos_filename (init_dir); | |
14668 | ||
14669 | if (STRINGP (default_filename)) | |
14670 | { | |
14671 | char *file_name_only; | |
d5db4077 | 14672 | char *full_path_name = SDATA (default_filename); |
5ac45f98 | 14673 | |
6fc2811b | 14674 | unixtodos_filename (full_path_name); |
5ac45f98 | 14675 | |
6fc2811b JR |
14676 | file_name_only = strrchr (full_path_name, '\\'); |
14677 | if (!file_name_only) | |
14678 | file_name_only = full_path_name; | |
14679 | else | |
14680 | { | |
14681 | file_name_only++; | |
6fc2811b | 14682 | } |
ee78dc32 | 14683 | |
6fc2811b JR |
14684 | strncpy (filename, file_name_only, MAX_PATH); |
14685 | filename[MAX_PATH] = '\0'; | |
14686 | } | |
ee78dc32 | 14687 | else |
6fc2811b | 14688 | filename[0] = '\0'; |
ee78dc32 | 14689 | |
1030b26b JR |
14690 | { |
14691 | OPENFILENAME file_details; | |
5ac45f98 | 14692 | |
1030b26b JR |
14693 | /* Prevent redisplay. */ |
14694 | specbind (Qinhibit_redisplay, Qt); | |
14695 | BLOCK_INPUT; | |
ee78dc32 | 14696 | |
1030b26b JR |
14697 | bzero (&file_details, sizeof (file_details)); |
14698 | file_details.lStructSize = sizeof (file_details); | |
14699 | file_details.hwndOwner = FRAME_W32_WINDOW (f); | |
14700 | /* Undocumented Bug in Common File Dialog: | |
14701 | If a filter is not specified, shell links are not resolved. */ | |
14702 | file_details.lpstrFilter = "All Files (*.*)\0*.*\0Directories\0*|*\0\0"; | |
14703 | file_details.lpstrFile = filename; | |
14704 | file_details.nMaxFile = sizeof (filename); | |
14705 | file_details.lpstrInitialDir = init_dir; | |
d5db4077 | 14706 | file_details.lpstrTitle = SDATA (prompt); |
1030b26b JR |
14707 | file_details.Flags = (OFN_HIDEREADONLY | OFN_NOCHANGEDIR |
14708 | | OFN_EXPLORER | OFN_ENABLEHOOK); | |
14709 | if (!NILP (mustmatch)) | |
14710 | file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; | |
14711 | ||
14712 | file_details.lpfnHook = (LPOFNHOOKPROC) file_dialog_callback; | |
14713 | ||
14714 | if (GetOpenFileName (&file_details)) | |
14715 | { | |
14716 | dostounix_filename (filename); | |
14717 | if (file_details.nFilterIndex == 2) | |
14718 | { | |
14719 | /* "Folder Only" selected - strip dummy file name. */ | |
14720 | char * last = strrchr (filename, '/'); | |
14721 | *last = '\0'; | |
14722 | } | |
6fc2811b | 14723 | |
1030b26b JR |
14724 | file = DECODE_FILE(build_string (filename)); |
14725 | } | |
14726 | /* User cancelled the dialog without making a selection. */ | |
14727 | else if (!CommDlgExtendedError ()) | |
14728 | file = Qnil; | |
14729 | /* An error occurred, fallback on reading from the mini-buffer. */ | |
14730 | else | |
14731 | file = Fcompleting_read (prompt, intern ("read-file-name-internal"), | |
14732 | dir, mustmatch, dir, Qfile_name_history, | |
14733 | default_filename, Qnil); | |
14734 | ||
14735 | UNBLOCK_INPUT; | |
14736 | file = unbind_to (count, file); | |
14737 | } | |
ee78dc32 | 14738 | |
6fc2811b | 14739 | UNGCPRO; |
1edf84e7 | 14740 | |
6fc2811b JR |
14741 | /* Make "Cancel" equivalent to C-g. */ |
14742 | if (NILP (file)) | |
14743 | Fsignal (Qquit, Qnil); | |
ee78dc32 | 14744 | |
dfff8a69 | 14745 | return unbind_to (count, file); |
6fc2811b | 14746 | } |
ee78dc32 | 14747 | |
ee78dc32 | 14748 | |
6fc2811b | 14749 | \f |
6fc2811b JR |
14750 | /*********************************************************************** |
14751 | w32 specialized functions | |
14752 | ***********************************************************************/ | |
ee78dc32 | 14753 | |
d84b082d | 14754 | DEFUN ("w32-select-font", Fw32_select_font, Sw32_select_font, 0, 2, 0, |
74e1aeec JR |
14755 | doc: /* Select a font using the W32 font dialog. |
14756 | Returns an X font string corresponding to the selection. */) | |
d84b082d JR |
14757 | (frame, include_proportional) |
14758 | Lisp_Object frame, include_proportional; | |
ee78dc32 GV |
14759 | { |
14760 | FRAME_PTR f = check_x_frame (frame); | |
14761 | CHOOSEFONT cf; | |
14762 | LOGFONT lf; | |
f46e6225 GV |
14763 | TEXTMETRIC tm; |
14764 | HDC hdc; | |
14765 | HANDLE oldobj; | |
ee78dc32 GV |
14766 | char buf[100]; |
14767 | ||
14768 | bzero (&cf, sizeof (cf)); | |
f46e6225 | 14769 | bzero (&lf, sizeof (lf)); |
ee78dc32 GV |
14770 | |
14771 | cf.lStructSize = sizeof (cf); | |
fbd6baed | 14772 | cf.hwndOwner = FRAME_W32_WINDOW (f); |
d84b082d JR |
14773 | cf.Flags = CF_FORCEFONTEXIST | CF_SCREENFONTS | CF_NOVERTFONTS; |
14774 | ||
14775 | /* Unless include_proportional is non-nil, limit the selection to | |
14776 | monospaced fonts. */ | |
14777 | if (NILP (include_proportional)) | |
14778 | cf.Flags |= CF_FIXEDPITCHONLY; | |
14779 | ||
ee78dc32 GV |
14780 | cf.lpLogFont = &lf; |
14781 | ||
f46e6225 GV |
14782 | /* Initialize as much of the font details as we can from the current |
14783 | default font. */ | |
14784 | hdc = GetDC (FRAME_W32_WINDOW (f)); | |
14785 | oldobj = SelectObject (hdc, FRAME_FONT (f)->hfont); | |
14786 | GetTextFace (hdc, LF_FACESIZE, lf.lfFaceName); | |
14787 | if (GetTextMetrics (hdc, &tm)) | |
14788 | { | |
14789 | lf.lfHeight = tm.tmInternalLeading - tm.tmHeight; | |
14790 | lf.lfWeight = tm.tmWeight; | |
14791 | lf.lfItalic = tm.tmItalic; | |
14792 | lf.lfUnderline = tm.tmUnderlined; | |
14793 | lf.lfStrikeOut = tm.tmStruckOut; | |
f46e6225 GV |
14794 | lf.lfCharSet = tm.tmCharSet; |
14795 | cf.Flags |= CF_INITTOLOGFONTSTRUCT; | |
14796 | } | |
14797 | SelectObject (hdc, oldobj); | |
6fc2811b | 14798 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
f46e6225 | 14799 | |
767b1ff0 | 14800 | if (!ChooseFont (&cf) || !w32_to_x_font (&lf, buf, 100, NULL)) |
3c190163 | 14801 | return Qnil; |
ee78dc32 GV |
14802 | |
14803 | return build_string (buf); | |
14804 | } | |
14805 | ||
74e1aeec JR |
14806 | DEFUN ("w32-send-sys-command", Fw32_send_sys_command, |
14807 | Sw32_send_sys_command, 1, 2, 0, | |
14808 | doc: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND. | |
d84b082d JR |
14809 | Some useful values for command are #xf030 to maximise frame (#xf020 |
14810 | to minimize), #xf120 to restore frame to original size, and #xf100 | |
14811 | to activate the menubar for keyboard access. #xf140 activates the | |
74e1aeec JR |
14812 | screen saver if defined. |
14813 | ||
14814 | If optional parameter FRAME is not specified, use selected frame. */) | |
1edf84e7 GV |
14815 | (command, frame) |
14816 | Lisp_Object command, frame; | |
14817 | { | |
1edf84e7 GV |
14818 | FRAME_PTR f = check_x_frame (frame); |
14819 | ||
b7826503 | 14820 | CHECK_NUMBER (command); |
1edf84e7 | 14821 | |
ce6059da | 14822 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, XINT (command), 0); |
1edf84e7 GV |
14823 | |
14824 | return Qnil; | |
14825 | } | |
14826 | ||
55dcfc15 | 14827 | DEFUN ("w32-shell-execute", Fw32_shell_execute, Sw32_shell_execute, 2, 4, 0, |
74e1aeec JR |
14828 | doc: /* Get Windows to perform OPERATION on DOCUMENT. |
14829 | This is a wrapper around the ShellExecute system function, which | |
14830 | invokes the application registered to handle OPERATION for DOCUMENT. | |
14831 | OPERATION is typically \"open\", \"print\" or \"explore\" (but can be | |
14832 | nil for the default action), and DOCUMENT is typically the name of a | |
14833 | document file or URL, but can also be a program executable to run or | |
14834 | a directory to open in the Windows Explorer. | |
14835 | ||
14836 | If DOCUMENT is a program executable, PARAMETERS can be a string | |
14837 | containing command line parameters, but otherwise should be nil. | |
14838 | ||
14839 | SHOW-FLAG can be used to control whether the invoked application is hidden | |
14840 | or minimized. If SHOW-FLAG is nil, the application is displayed normally, | |
14841 | otherwise it is an integer representing a ShowWindow flag: | |
14842 | ||
14843 | 0 - start hidden | |
14844 | 1 - start normally | |
14845 | 3 - start maximized | |
14846 | 6 - start minimized */) | |
55dcfc15 AI |
14847 | (operation, document, parameters, show_flag) |
14848 | Lisp_Object operation, document, parameters, show_flag; | |
14849 | { | |
14850 | Lisp_Object current_dir; | |
14851 | ||
b7826503 | 14852 | CHECK_STRING (document); |
55dcfc15 AI |
14853 | |
14854 | /* Encode filename and current directory. */ | |
14855 | current_dir = ENCODE_FILE (current_buffer->directory); | |
14856 | document = ENCODE_FILE (document); | |
14857 | if ((int) ShellExecute (NULL, | |
6fc2811b | 14858 | (STRINGP (operation) ? |
d5db4077 KR |
14859 | SDATA (operation) : NULL), |
14860 | SDATA (document), | |
55dcfc15 | 14861 | (STRINGP (parameters) ? |
d5db4077 KR |
14862 | SDATA (parameters) : NULL), |
14863 | SDATA (current_dir), | |
55dcfc15 AI |
14864 | (INTEGERP (show_flag) ? |
14865 | XINT (show_flag) : SW_SHOWDEFAULT)) | |
14866 | > 32) | |
14867 | return Qt; | |
90d97e64 | 14868 | error ("ShellExecute failed: %s", w32_strerror (0)); |
55dcfc15 AI |
14869 | } |
14870 | ||
ccc2d29c GV |
14871 | /* Lookup virtual keycode from string representing the name of a |
14872 | non-ascii keystroke into the corresponding virtual key, using | |
14873 | lispy_function_keys. */ | |
14874 | static int | |
14875 | lookup_vk_code (char *key) | |
14876 | { | |
14877 | int i; | |
14878 | ||
14879 | for (i = 0; i < 256; i++) | |
14880 | if (lispy_function_keys[i] != 0 | |
14881 | && strcmp (lispy_function_keys[i], key) == 0) | |
14882 | return i; | |
14883 | ||
14884 | return -1; | |
14885 | } | |
14886 | ||
14887 | /* Convert a one-element vector style key sequence to a hot key | |
14888 | definition. */ | |
14889 | static int | |
14890 | w32_parse_hot_key (key) | |
14891 | Lisp_Object key; | |
14892 | { | |
14893 | /* Copied from Fdefine_key and store_in_keymap. */ | |
14894 | register Lisp_Object c; | |
14895 | int vk_code; | |
14896 | int lisp_modifiers; | |
14897 | int w32_modifiers; | |
14898 | struct gcpro gcpro1; | |
14899 | ||
b7826503 | 14900 | CHECK_VECTOR (key); |
ccc2d29c GV |
14901 | |
14902 | if (XFASTINT (Flength (key)) != 1) | |
14903 | return Qnil; | |
14904 | ||
14905 | GCPRO1 (key); | |
14906 | ||
14907 | c = Faref (key, make_number (0)); | |
14908 | ||
14909 | if (CONSP (c) && lucid_event_type_list_p (c)) | |
14910 | c = Fevent_convert_list (c); | |
14911 | ||
14912 | UNGCPRO; | |
14913 | ||
14914 | if (! INTEGERP (c) && ! SYMBOLP (c)) | |
14915 | error ("Key definition is invalid"); | |
14916 | ||
14917 | /* Work out the base key and the modifiers. */ | |
14918 | if (SYMBOLP (c)) | |
14919 | { | |
14920 | c = parse_modifiers (c); | |
14921 | lisp_modifiers = Fcar (Fcdr (c)); | |
14922 | c = Fcar (c); | |
14923 | if (!SYMBOLP (c)) | |
14924 | abort (); | |
d5db4077 | 14925 | vk_code = lookup_vk_code (SDATA (SYMBOL_NAME (c))); |
ccc2d29c GV |
14926 | } |
14927 | else if (INTEGERP (c)) | |
14928 | { | |
14929 | lisp_modifiers = XINT (c) & ~CHARACTERBITS; | |
14930 | /* Many ascii characters are their own virtual key code. */ | |
14931 | vk_code = XINT (c) & CHARACTERBITS; | |
14932 | } | |
14933 | ||
14934 | if (vk_code < 0 || vk_code > 255) | |
14935 | return Qnil; | |
14936 | ||
14937 | if ((lisp_modifiers & meta_modifier) != 0 | |
14938 | && !NILP (Vw32_alt_is_meta)) | |
14939 | lisp_modifiers |= alt_modifier; | |
14940 | ||
71eab8d1 AI |
14941 | /* Supply defs missing from mingw32. */ |
14942 | #ifndef MOD_ALT | |
14943 | #define MOD_ALT 0x0001 | |
14944 | #define MOD_CONTROL 0x0002 | |
14945 | #define MOD_SHIFT 0x0004 | |
14946 | #define MOD_WIN 0x0008 | |
14947 | #endif | |
14948 | ||
ccc2d29c GV |
14949 | /* Convert lisp modifiers to Windows hot-key form. */ |
14950 | w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0; | |
14951 | w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0; | |
14952 | w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0; | |
14953 | w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0; | |
14954 | ||
14955 | return HOTKEY (vk_code, w32_modifiers); | |
14956 | } | |
14957 | ||
74e1aeec JR |
14958 | DEFUN ("w32-register-hot-key", Fw32_register_hot_key, |
14959 | Sw32_register_hot_key, 1, 1, 0, | |
14960 | doc: /* Register KEY as a hot-key combination. | |
14961 | Certain key combinations like Alt-Tab are reserved for system use on | |
14962 | Windows, and therefore are normally intercepted by the system. However, | |
14963 | most of these key combinations can be received by registering them as | |
14964 | hot-keys, overriding their special meaning. | |
14965 | ||
14966 | KEY must be a one element key definition in vector form that would be | |
14967 | acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta | |
14968 | modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper | |
14969 | is always interpreted as the Windows modifier keys. | |
14970 | ||
14971 | The return value is the hotkey-id if registered, otherwise nil. */) | |
ccc2d29c GV |
14972 | (key) |
14973 | Lisp_Object key; | |
14974 | { | |
14975 | key = w32_parse_hot_key (key); | |
14976 | ||
14977 | if (NILP (Fmemq (key, w32_grabbed_keys))) | |
14978 | { | |
14979 | /* Reuse an empty slot if possible. */ | |
14980 | Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys); | |
14981 | ||
14982 | /* Safe to add new key to list, even if we have focus. */ | |
14983 | if (NILP (item)) | |
14984 | w32_grabbed_keys = Fcons (key, w32_grabbed_keys); | |
14985 | else | |
f3fbd155 | 14986 | XSETCAR (item, key); |
ccc2d29c GV |
14987 | |
14988 | /* Notify input thread about new hot-key definition, so that it | |
14989 | takes effect without needing to switch focus. */ | |
14990 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, | |
14991 | (WPARAM) key, 0); | |
14992 | } | |
14993 | ||
14994 | return key; | |
14995 | } | |
14996 | ||
74e1aeec JR |
14997 | DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, |
14998 | Sw32_unregister_hot_key, 1, 1, 0, | |
14999 | doc: /* Unregister HOTKEY as a hot-key combination. */) | |
ccc2d29c GV |
15000 | (key) |
15001 | Lisp_Object key; | |
15002 | { | |
15003 | Lisp_Object item; | |
15004 | ||
15005 | if (!INTEGERP (key)) | |
15006 | key = w32_parse_hot_key (key); | |
15007 | ||
15008 | item = Fmemq (key, w32_grabbed_keys); | |
15009 | ||
15010 | if (!NILP (item)) | |
15011 | { | |
15012 | /* Notify input thread about hot-key definition being removed, so | |
15013 | that it takes effect without needing focus switch. */ | |
15014 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, | |
15015 | (WPARAM) XINT (XCAR (item)), (LPARAM) item)) | |
15016 | { | |
15017 | MSG msg; | |
15018 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
15019 | } | |
15020 | return Qt; | |
15021 | } | |
15022 | return Qnil; | |
15023 | } | |
15024 | ||
74e1aeec JR |
15025 | DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, |
15026 | Sw32_registered_hot_keys, 0, 0, 0, | |
15027 | doc: /* Return list of registered hot-key IDs. */) | |
ccc2d29c GV |
15028 | () |
15029 | { | |
15030 | return Fcopy_sequence (w32_grabbed_keys); | |
15031 | } | |
15032 | ||
74e1aeec JR |
15033 | DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, |
15034 | Sw32_reconstruct_hot_key, 1, 1, 0, | |
15035 | doc: /* Convert hot-key ID to a lisp key combination. */) | |
ccc2d29c GV |
15036 | (hotkeyid) |
15037 | Lisp_Object hotkeyid; | |
15038 | { | |
15039 | int vk_code, w32_modifiers; | |
15040 | Lisp_Object key; | |
15041 | ||
b7826503 | 15042 | CHECK_NUMBER (hotkeyid); |
ccc2d29c GV |
15043 | |
15044 | vk_code = HOTKEY_VK_CODE (hotkeyid); | |
15045 | w32_modifiers = HOTKEY_MODIFIERS (hotkeyid); | |
15046 | ||
15047 | if (lispy_function_keys[vk_code]) | |
15048 | key = intern (lispy_function_keys[vk_code]); | |
15049 | else | |
15050 | key = make_number (vk_code); | |
15051 | ||
15052 | key = Fcons (key, Qnil); | |
15053 | if (w32_modifiers & MOD_SHIFT) | |
3ef68e6b | 15054 | key = Fcons (Qshift, key); |
ccc2d29c | 15055 | if (w32_modifiers & MOD_CONTROL) |
3ef68e6b | 15056 | key = Fcons (Qctrl, key); |
ccc2d29c | 15057 | if (w32_modifiers & MOD_ALT) |
3ef68e6b | 15058 | key = Fcons (NILP (Vw32_alt_is_meta) ? Qalt : Qmeta, key); |
ccc2d29c | 15059 | if (w32_modifiers & MOD_WIN) |
3ef68e6b | 15060 | key = Fcons (Qhyper, key); |
ccc2d29c GV |
15061 | |
15062 | return key; | |
15063 | } | |
adcc3809 | 15064 | |
74e1aeec JR |
15065 | DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key, |
15066 | Sw32_toggle_lock_key, 1, 2, 0, | |
15067 | doc: /* Toggle the state of the lock key KEY. | |
15068 | KEY can be `capslock', `kp-numlock', or `scroll'. | |
15069 | If the optional parameter NEW-STATE is a number, then the state of KEY | |
15070 | is set to off if the low bit of NEW-STATE is zero, otherwise on. */) | |
adcc3809 GV |
15071 | (key, new_state) |
15072 | Lisp_Object key, new_state; | |
15073 | { | |
15074 | int vk_code; | |
adcc3809 GV |
15075 | |
15076 | if (EQ (key, intern ("capslock"))) | |
15077 | vk_code = VK_CAPITAL; | |
15078 | else if (EQ (key, intern ("kp-numlock"))) | |
15079 | vk_code = VK_NUMLOCK; | |
15080 | else if (EQ (key, intern ("scroll"))) | |
15081 | vk_code = VK_SCROLL; | |
15082 | else | |
15083 | return Qnil; | |
15084 | ||
15085 | if (!dwWindowsThreadId) | |
15086 | return make_number (w32_console_toggle_lock_key (vk_code, new_state)); | |
15087 | ||
15088 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, | |
15089 | (WPARAM) vk_code, (LPARAM) new_state)) | |
15090 | { | |
15091 | MSG msg; | |
15092 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
15093 | return make_number (msg.wParam); | |
15094 | } | |
15095 | return Qnil; | |
15096 | } | |
ee78dc32 | 15097 | \f |
2254bcde | 15098 | DEFUN ("file-system-info", Ffile_system_info, Sfile_system_info, 1, 1, 0, |
74e1aeec JR |
15099 | doc: /* Return storage information about the file system FILENAME is on. |
15100 | Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total | |
15101 | storage of the file system, FREE is the free storage, and AVAIL is the | |
15102 | storage available to a non-superuser. All 3 numbers are in bytes. | |
15103 | If the underlying system call fails, value is nil. */) | |
2254bcde AI |
15104 | (filename) |
15105 | Lisp_Object filename; | |
15106 | { | |
15107 | Lisp_Object encoded, value; | |
15108 | ||
b7826503 | 15109 | CHECK_STRING (filename); |
2254bcde AI |
15110 | filename = Fexpand_file_name (filename, Qnil); |
15111 | encoded = ENCODE_FILE (filename); | |
15112 | ||
15113 | value = Qnil; | |
15114 | ||
15115 | /* Determining the required information on Windows turns out, sadly, | |
15116 | to be more involved than one would hope. The original Win32 api | |
15117 | call for this will return bogus information on some systems, but we | |
15118 | must dynamically probe for the replacement api, since that was | |
15119 | added rather late on. */ | |
15120 | { | |
15121 | HMODULE hKernel = GetModuleHandle ("kernel32"); | |
15122 | BOOL (*pfn_GetDiskFreeSpaceEx) | |
15123 | (char *, PULARGE_INTEGER, PULARGE_INTEGER, PULARGE_INTEGER) | |
15124 | = (void *) GetProcAddress (hKernel, "GetDiskFreeSpaceEx"); | |
15125 | ||
15126 | /* On Windows, we may need to specify the root directory of the | |
15127 | volume holding FILENAME. */ | |
15128 | char rootname[MAX_PATH]; | |
d5db4077 | 15129 | char *name = SDATA (encoded); |
2254bcde AI |
15130 | |
15131 | /* find the root name of the volume if given */ | |
15132 | if (isalpha (name[0]) && name[1] == ':') | |
15133 | { | |
15134 | rootname[0] = name[0]; | |
15135 | rootname[1] = name[1]; | |
15136 | rootname[2] = '\\'; | |
15137 | rootname[3] = 0; | |
15138 | } | |
15139 | else if (IS_DIRECTORY_SEP (name[0]) && IS_DIRECTORY_SEP (name[1])) | |
15140 | { | |
15141 | char *str = rootname; | |
15142 | int slashes = 4; | |
15143 | do | |
15144 | { | |
15145 | if (IS_DIRECTORY_SEP (*name) && --slashes == 0) | |
15146 | break; | |
15147 | *str++ = *name++; | |
15148 | } | |
15149 | while ( *name ); | |
15150 | ||
15151 | *str++ = '\\'; | |
15152 | *str = 0; | |
15153 | } | |
15154 | ||
15155 | if (pfn_GetDiskFreeSpaceEx) | |
15156 | { | |
ac849ba4 JR |
15157 | /* Unsigned large integers cannot be cast to double, so |
15158 | use signed ones instead. */ | |
2254bcde AI |
15159 | LARGE_INTEGER availbytes; |
15160 | LARGE_INTEGER freebytes; | |
15161 | LARGE_INTEGER totalbytes; | |
15162 | ||
15163 | if (pfn_GetDiskFreeSpaceEx(rootname, | |
ac849ba4 JR |
15164 | (ULARGE_INTEGER *)&availbytes, |
15165 | (ULARGE_INTEGER *)&totalbytes, | |
15166 | (ULARGE_INTEGER *)&freebytes)) | |
2254bcde AI |
15167 | value = list3 (make_float ((double) totalbytes.QuadPart), |
15168 | make_float ((double) freebytes.QuadPart), | |
15169 | make_float ((double) availbytes.QuadPart)); | |
15170 | } | |
15171 | else | |
15172 | { | |
15173 | DWORD sectors_per_cluster; | |
15174 | DWORD bytes_per_sector; | |
15175 | DWORD free_clusters; | |
15176 | DWORD total_clusters; | |
15177 | ||
15178 | if (GetDiskFreeSpace(rootname, | |
15179 | §ors_per_cluster, | |
15180 | &bytes_per_sector, | |
15181 | &free_clusters, | |
15182 | &total_clusters)) | |
15183 | value = list3 (make_float ((double) total_clusters | |
15184 | * sectors_per_cluster * bytes_per_sector), | |
15185 | make_float ((double) free_clusters | |
15186 | * sectors_per_cluster * bytes_per_sector), | |
15187 | make_float ((double) free_clusters | |
15188 | * sectors_per_cluster * bytes_per_sector)); | |
15189 | } | |
15190 | } | |
15191 | ||
15192 | return value; | |
15193 | } | |
15194 | \f | |
0e3fcdef JR |
15195 | /*********************************************************************** |
15196 | Initialization | |
15197 | ***********************************************************************/ | |
15198 | ||
15199 | void | |
fbd6baed | 15200 | syms_of_w32fns () |
ee78dc32 | 15201 | { |
afc390dc JR |
15202 | globals_of_w32fns (); |
15203 | /* This is zero if not using MS-Windows. */ | |
1edf84e7 | 15204 | w32_in_use = 0; |
9eb16b62 JR |
15205 | track_mouse_window = NULL; |
15206 | ||
d285988b JR |
15207 | w32_visible_system_caret_hwnd = NULL; |
15208 | ||
ee78dc32 GV |
15209 | Qauto_raise = intern ("auto-raise"); |
15210 | staticpro (&Qauto_raise); | |
15211 | Qauto_lower = intern ("auto-lower"); | |
15212 | staticpro (&Qauto_lower); | |
ee78dc32 GV |
15213 | Qborder_color = intern ("border-color"); |
15214 | staticpro (&Qborder_color); | |
15215 | Qborder_width = intern ("border-width"); | |
15216 | staticpro (&Qborder_width); | |
ee78dc32 GV |
15217 | Qcursor_color = intern ("cursor-color"); |
15218 | staticpro (&Qcursor_color); | |
15219 | Qcursor_type = intern ("cursor-type"); | |
15220 | staticpro (&Qcursor_type); | |
ee78dc32 GV |
15221 | Qgeometry = intern ("geometry"); |
15222 | staticpro (&Qgeometry); | |
15223 | Qicon_left = intern ("icon-left"); | |
15224 | staticpro (&Qicon_left); | |
15225 | Qicon_top = intern ("icon-top"); | |
15226 | staticpro (&Qicon_top); | |
15227 | Qicon_type = intern ("icon-type"); | |
15228 | staticpro (&Qicon_type); | |
15229 | Qicon_name = intern ("icon-name"); | |
15230 | staticpro (&Qicon_name); | |
15231 | Qinternal_border_width = intern ("internal-border-width"); | |
15232 | staticpro (&Qinternal_border_width); | |
15233 | Qleft = intern ("left"); | |
15234 | staticpro (&Qleft); | |
1026b400 RS |
15235 | Qright = intern ("right"); |
15236 | staticpro (&Qright); | |
ee78dc32 GV |
15237 | Qmouse_color = intern ("mouse-color"); |
15238 | staticpro (&Qmouse_color); | |
15239 | Qnone = intern ("none"); | |
15240 | staticpro (&Qnone); | |
15241 | Qparent_id = intern ("parent-id"); | |
15242 | staticpro (&Qparent_id); | |
15243 | Qscroll_bar_width = intern ("scroll-bar-width"); | |
15244 | staticpro (&Qscroll_bar_width); | |
15245 | Qsuppress_icon = intern ("suppress-icon"); | |
15246 | staticpro (&Qsuppress_icon); | |
ee78dc32 GV |
15247 | Qundefined_color = intern ("undefined-color"); |
15248 | staticpro (&Qundefined_color); | |
15249 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); | |
15250 | staticpro (&Qvertical_scroll_bars); | |
15251 | Qvisibility = intern ("visibility"); | |
15252 | staticpro (&Qvisibility); | |
15253 | Qwindow_id = intern ("window-id"); | |
15254 | staticpro (&Qwindow_id); | |
15255 | Qx_frame_parameter = intern ("x-frame-parameter"); | |
15256 | staticpro (&Qx_frame_parameter); | |
15257 | Qx_resource_name = intern ("x-resource-name"); | |
15258 | staticpro (&Qx_resource_name); | |
15259 | Quser_position = intern ("user-position"); | |
15260 | staticpro (&Quser_position); | |
15261 | Quser_size = intern ("user-size"); | |
15262 | staticpro (&Quser_size); | |
6fc2811b JR |
15263 | Qscreen_gamma = intern ("screen-gamma"); |
15264 | staticpro (&Qscreen_gamma); | |
dfff8a69 JR |
15265 | Qline_spacing = intern ("line-spacing"); |
15266 | staticpro (&Qline_spacing); | |
15267 | Qcenter = intern ("center"); | |
15268 | staticpro (&Qcenter); | |
dc220243 JR |
15269 | Qcancel_timer = intern ("cancel-timer"); |
15270 | staticpro (&Qcancel_timer); | |
f7b9d4d1 JR |
15271 | Qfullscreen = intern ("fullscreen"); |
15272 | staticpro (&Qfullscreen); | |
15273 | Qfullwidth = intern ("fullwidth"); | |
15274 | staticpro (&Qfullwidth); | |
15275 | Qfullheight = intern ("fullheight"); | |
15276 | staticpro (&Qfullheight); | |
15277 | Qfullboth = intern ("fullboth"); | |
15278 | staticpro (&Qfullboth); | |
ee78dc32 | 15279 | |
adcc3809 GV |
15280 | Qhyper = intern ("hyper"); |
15281 | staticpro (&Qhyper); | |
15282 | Qsuper = intern ("super"); | |
15283 | staticpro (&Qsuper); | |
15284 | Qmeta = intern ("meta"); | |
15285 | staticpro (&Qmeta); | |
15286 | Qalt = intern ("alt"); | |
15287 | staticpro (&Qalt); | |
15288 | Qctrl = intern ("ctrl"); | |
15289 | staticpro (&Qctrl); | |
15290 | Qcontrol = intern ("control"); | |
15291 | staticpro (&Qcontrol); | |
15292 | Qshift = intern ("shift"); | |
15293 | staticpro (&Qshift); | |
f7b9d4d1 | 15294 | /* This is the end of symbol initialization. */ |
adcc3809 | 15295 | |
6fc2811b JR |
15296 | /* Text property `display' should be nonsticky by default. */ |
15297 | Vtext_property_default_nonsticky | |
15298 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
15299 | ||
15300 | ||
15301 | Qlaplace = intern ("laplace"); | |
15302 | staticpro (&Qlaplace); | |
3cf3436e JR |
15303 | Qemboss = intern ("emboss"); |
15304 | staticpro (&Qemboss); | |
15305 | Qedge_detection = intern ("edge-detection"); | |
15306 | staticpro (&Qedge_detection); | |
15307 | Qheuristic = intern ("heuristic"); | |
15308 | staticpro (&Qheuristic); | |
15309 | QCmatrix = intern (":matrix"); | |
15310 | staticpro (&QCmatrix); | |
15311 | QCcolor_adjustment = intern (":color-adjustment"); | |
15312 | staticpro (&QCcolor_adjustment); | |
15313 | QCmask = intern (":mask"); | |
15314 | staticpro (&QCmask); | |
6fc2811b | 15315 | |
4b817373 RS |
15316 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
15317 | staticpro (&Qface_set_after_frame_default); | |
15318 | ||
ee78dc32 GV |
15319 | Fput (Qundefined_color, Qerror_conditions, |
15320 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
15321 | Fput (Qundefined_color, Qerror_message, | |
15322 | build_string ("Undefined color")); | |
15323 | ||
ccc2d29c GV |
15324 | staticpro (&w32_grabbed_keys); |
15325 | w32_grabbed_keys = Qnil; | |
15326 | ||
fbd6baed | 15327 | DEFVAR_LISP ("w32-color-map", &Vw32_color_map, |
74e1aeec | 15328 | doc: /* An array of color name mappings for windows. */); |
fbd6baed | 15329 | Vw32_color_map = Qnil; |
ee78dc32 | 15330 | |
fbd6baed | 15331 | DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system, |
74e1aeec JR |
15332 | doc: /* Non-nil if alt key presses are passed on to Windows. |
15333 | When non-nil, for example, alt pressed and released and then space will | |
15334 | open the System menu. When nil, Emacs silently swallows alt key events. */); | |
fbd6baed | 15335 | Vw32_pass_alt_to_system = Qnil; |
da36a4d6 | 15336 | |
fbd6baed | 15337 | DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta, |
74e1aeec JR |
15338 | doc: /* Non-nil if the alt key is to be considered the same as the meta key. |
15339 | When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */); | |
fbd6baed | 15340 | Vw32_alt_is_meta = Qt; |
8c205c63 | 15341 | |
7d081355 | 15342 | DEFVAR_INT ("w32-quit-key", &Vw32_quit_key, |
74e1aeec | 15343 | doc: /* If non-zero, the virtual key code for an alternative quit key. */); |
7d081355 AI |
15344 | XSETINT (Vw32_quit_key, 0); |
15345 | ||
7d0393cf | 15346 | DEFVAR_LISP ("w32-pass-lwindow-to-system", |
ccc2d29c | 15347 | &Vw32_pass_lwindow_to_system, |
74e1aeec JR |
15348 | doc: /* Non-nil if the left \"Windows\" key is passed on to Windows. |
15349 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
15350 | Vw32_pass_lwindow_to_system = Qt; |
15351 | ||
7d0393cf | 15352 | DEFVAR_LISP ("w32-pass-rwindow-to-system", |
ccc2d29c | 15353 | &Vw32_pass_rwindow_to_system, |
74e1aeec JR |
15354 | doc: /* Non-nil if the right \"Windows\" key is passed on to Windows. |
15355 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
15356 | Vw32_pass_rwindow_to_system = Qt; |
15357 | ||
adcc3809 GV |
15358 | DEFVAR_INT ("w32-phantom-key-code", |
15359 | &Vw32_phantom_key_code, | |
74e1aeec JR |
15360 | doc: /* Virtual key code used to generate \"phantom\" key presses. |
15361 | Value is a number between 0 and 255. | |
15362 | ||
15363 | Phantom key presses are generated in order to stop the system from | |
15364 | acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or | |
15365 | `w32-pass-rwindow-to-system' is nil. */); | |
ce6059da AI |
15366 | /* Although 255 is technically not a valid key code, it works and |
15367 | means that this hack won't interfere with any real key code. */ | |
15368 | Vw32_phantom_key_code = 255; | |
adcc3809 | 15369 | |
7d0393cf | 15370 | DEFVAR_LISP ("w32-enable-num-lock", |
ccc2d29c | 15371 | &Vw32_enable_num_lock, |
74e1aeec JR |
15372 | doc: /* Non-nil if Num Lock should act normally. |
15373 | Set to nil to see Num Lock as the key `kp-numlock'. */); | |
ccc2d29c GV |
15374 | Vw32_enable_num_lock = Qt; |
15375 | ||
7d0393cf | 15376 | DEFVAR_LISP ("w32-enable-caps-lock", |
ccc2d29c | 15377 | &Vw32_enable_caps_lock, |
74e1aeec JR |
15378 | doc: /* Non-nil if Caps Lock should act normally. |
15379 | Set to nil to see Caps Lock as the key `capslock'. */); | |
ccc2d29c GV |
15380 | Vw32_enable_caps_lock = Qt; |
15381 | ||
15382 | DEFVAR_LISP ("w32-scroll-lock-modifier", | |
15383 | &Vw32_scroll_lock_modifier, | |
74e1aeec JR |
15384 | doc: /* Modifier to use for the Scroll Lock on state. |
15385 | The value can be hyper, super, meta, alt, control or shift for the | |
15386 | respective modifier, or nil to see Scroll Lock as the key `scroll'. | |
15387 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
15388 | Vw32_scroll_lock_modifier = Qt; |
15389 | ||
15390 | DEFVAR_LISP ("w32-lwindow-modifier", | |
15391 | &Vw32_lwindow_modifier, | |
74e1aeec JR |
15392 | doc: /* Modifier to use for the left \"Windows\" key. |
15393 | The value can be hyper, super, meta, alt, control or shift for the | |
15394 | respective modifier, or nil to appear as the key `lwindow'. | |
15395 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
15396 | Vw32_lwindow_modifier = Qnil; |
15397 | ||
15398 | DEFVAR_LISP ("w32-rwindow-modifier", | |
15399 | &Vw32_rwindow_modifier, | |
74e1aeec JR |
15400 | doc: /* Modifier to use for the right \"Windows\" key. |
15401 | The value can be hyper, super, meta, alt, control or shift for the | |
15402 | respective modifier, or nil to appear as the key `rwindow'. | |
15403 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
15404 | Vw32_rwindow_modifier = Qnil; |
15405 | ||
15406 | DEFVAR_LISP ("w32-apps-modifier", | |
15407 | &Vw32_apps_modifier, | |
74e1aeec JR |
15408 | doc: /* Modifier to use for the \"Apps\" key. |
15409 | The value can be hyper, super, meta, alt, control or shift for the | |
15410 | respective modifier, or nil to appear as the key `apps'. | |
15411 | Any other value will cause the key to be ignored. */); | |
ccc2d29c | 15412 | Vw32_apps_modifier = Qnil; |
da36a4d6 | 15413 | |
d84b082d | 15414 | DEFVAR_BOOL ("w32-enable-synthesized-fonts", &w32_enable_synthesized_fonts, |
74e1aeec | 15415 | doc: /* Non-nil enables selection of artificially italicized and bold fonts. */); |
d84b082d | 15416 | w32_enable_synthesized_fonts = 0; |
5ac45f98 | 15417 | |
fbd6baed | 15418 | DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette, |
74e1aeec | 15419 | doc: /* Non-nil enables Windows palette management to map colors exactly. */); |
fbd6baed | 15420 | Vw32_enable_palette = Qt; |
5ac45f98 | 15421 | |
fbd6baed GV |
15422 | DEFVAR_INT ("w32-mouse-button-tolerance", |
15423 | &Vw32_mouse_button_tolerance, | |
74e1aeec JR |
15424 | doc: /* Analogue of double click interval for faking middle mouse events. |
15425 | The value is the minimum time in milliseconds that must elapse between | |
15426 | left/right button down events before they are considered distinct events. | |
15427 | If both mouse buttons are depressed within this interval, a middle mouse | |
15428 | button down event is generated instead. */); | |
fbd6baed | 15429 | XSETINT (Vw32_mouse_button_tolerance, GetDoubleClickTime () / 2); |
5ac45f98 | 15430 | |
fbd6baed GV |
15431 | DEFVAR_INT ("w32-mouse-move-interval", |
15432 | &Vw32_mouse_move_interval, | |
74e1aeec JR |
15433 | doc: /* Minimum interval between mouse move events. |
15434 | The value is the minimum time in milliseconds that must elapse between | |
15435 | successive mouse move (or scroll bar drag) events before they are | |
15436 | reported as lisp events. */); | |
247be837 | 15437 | XSETINT (Vw32_mouse_move_interval, 0); |
84fb1139 | 15438 | |
74214547 JR |
15439 | DEFVAR_BOOL ("w32-pass-extra-mouse-buttons-to-system", |
15440 | &w32_pass_extra_mouse_buttons_to_system, | |
15441 | doc: /* Non-nil if the fourth and fifth mouse buttons are passed to Windows. | |
15442 | Recent versions of Windows support mice with up to five buttons. | |
15443 | Since most applications don't support these extra buttons, most mouse | |
15444 | drivers will allow you to map them to functions at the system level. | |
15445 | If this variable is non-nil, Emacs will pass them on, allowing the | |
15446 | system to handle them. */); | |
15447 | w32_pass_extra_mouse_buttons_to_system = 0; | |
15448 | ||
ee78dc32 GV |
15449 | init_x_parm_symbols (); |
15450 | ||
15451 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, | |
6e2d67d8 | 15452 | doc: /* List of directories to search for window system bitmap files. */); |
ee78dc32 GV |
15453 | Vx_bitmap_file_path = decode_env_path ((char *) 0, "PATH"); |
15454 | ||
15455 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, | |
74e1aeec JR |
15456 | doc: /* The shape of the pointer when over text. |
15457 | Changing the value does not affect existing frames | |
15458 | unless you set the mouse color. */); | |
ee78dc32 GV |
15459 | Vx_pointer_shape = Qnil; |
15460 | ||
15461 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, | |
74e1aeec JR |
15462 | doc: /* The name Emacs uses to look up resources; for internal use only. |
15463 | `x-get-resource' uses this as the first component of the instance name | |
15464 | when requesting resource values. | |
15465 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
15466 | was invoked, or to the value specified with the `-name' or `-rn' | |
15467 | switches, if present. */); | |
ee78dc32 GV |
15468 | Vx_resource_name = Qnil; |
15469 | ||
15470 | Vx_nontext_pointer_shape = Qnil; | |
15471 | ||
15472 | Vx_mode_pointer_shape = Qnil; | |
15473 | ||
0af913d7 | 15474 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
74e1aeec JR |
15475 | doc: /* The shape of the pointer when Emacs is busy. |
15476 | This variable takes effect when you create a new frame | |
15477 | or when you set the mouse color. */); | |
0af913d7 | 15478 | Vx_hourglass_pointer_shape = Qnil; |
6fc2811b | 15479 | |
0af913d7 | 15480 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
74e1aeec | 15481 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); |
0af913d7 | 15482 | display_hourglass_p = 1; |
7d0393cf | 15483 | |
0af913d7 | 15484 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
74e1aeec JR |
15485 | doc: /* *Seconds to wait before displaying an hourglass pointer. |
15486 | Value must be an integer or float. */); | |
0af913d7 | 15487 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
f79e6790 | 15488 | |
6fc2811b | 15489 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ee78dc32 | 15490 | &Vx_sensitive_text_pointer_shape, |
74e1aeec JR |
15491 | doc: /* The shape of the pointer when over mouse-sensitive text. |
15492 | This variable takes effect when you create a new frame | |
15493 | or when you set the mouse color. */); | |
ee78dc32 GV |
15494 | Vx_sensitive_text_pointer_shape = Qnil; |
15495 | ||
4694d762 JR |
15496 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
15497 | &Vx_window_horizontal_drag_shape, | |
74e1aeec JR |
15498 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. |
15499 | This variable takes effect when you create a new frame | |
15500 | or when you set the mouse color. */); | |
4694d762 JR |
15501 | Vx_window_horizontal_drag_shape = Qnil; |
15502 | ||
ee78dc32 | 15503 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
74e1aeec | 15504 | doc: /* A string indicating the foreground color of the cursor box. */); |
ee78dc32 GV |
15505 | Vx_cursor_fore_pixel = Qnil; |
15506 | ||
3cf3436e | 15507 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
b3700ae7 JR |
15508 | doc: /* Maximum size for tooltips. |
15509 | Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */); | |
3cf3436e | 15510 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
7d0393cf | 15511 | |
ee78dc32 | 15512 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
74e1aeec JR |
15513 | doc: /* Non-nil if no window manager is in use. |
15514 | Emacs doesn't try to figure this out; this is always nil | |
15515 | unless you set it to something else. */); | |
ee78dc32 GV |
15516 | /* We don't have any way to find this out, so set it to nil |
15517 | and maybe the user would like to set it to t. */ | |
15518 | Vx_no_window_manager = Qnil; | |
15519 | ||
4587b026 GV |
15520 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
15521 | &Vx_pixel_size_width_font_regexp, | |
74e1aeec JR |
15522 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. |
15523 | ||
15524 | Since Emacs gets width of a font matching with this regexp from | |
15525 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
15526 | such a font. This is especially effective for such large fonts as | |
15527 | Chinese, Japanese, and Korean. */); | |
4587b026 GV |
15528 | Vx_pixel_size_width_font_regexp = Qnil; |
15529 | ||
6fc2811b | 15530 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
74e1aeec JR |
15531 | doc: /* Time after which cached images are removed from the cache. |
15532 | When an image has not been displayed this many seconds, remove it | |
15533 | from the image cache. Value must be an integer or nil with nil | |
15534 | meaning don't clear the cache. */); | |
6fc2811b JR |
15535 | Vimage_cache_eviction_delay = make_number (30 * 60); |
15536 | ||
33d52f9c GV |
15537 | DEFVAR_LISP ("w32-bdf-filename-alist", |
15538 | &Vw32_bdf_filename_alist, | |
74e1aeec | 15539 | doc: /* List of bdf fonts and their corresponding filenames. */); |
33d52f9c GV |
15540 | Vw32_bdf_filename_alist = Qnil; |
15541 | ||
1075afa9 GV |
15542 | DEFVAR_BOOL ("w32-strict-fontnames", |
15543 | &w32_strict_fontnames, | |
74e1aeec JR |
15544 | doc: /* Non-nil means only use fonts that are exact matches for those requested. |
15545 | Default is nil, which allows old fontnames that are not XLFD compliant, | |
15546 | and allows third-party CJK display to work by specifying false charset | |
15547 | fields to trick Emacs into translating to Big5, SJIS etc. | |
15548 | Setting this to t will prevent wrong fonts being selected when | |
15549 | fontsets are automatically created. */); | |
1075afa9 GV |
15550 | w32_strict_fontnames = 0; |
15551 | ||
c0611964 AI |
15552 | DEFVAR_BOOL ("w32-strict-painting", |
15553 | &w32_strict_painting, | |
74e1aeec JR |
15554 | doc: /* Non-nil means use strict rules for repainting frames. |
15555 | Set this to nil to get the old behaviour for repainting; this should | |
15556 | only be necessary if the default setting causes problems. */); | |
c0611964 AI |
15557 | w32_strict_painting = 1; |
15558 | ||
dfff8a69 JR |
15559 | DEFVAR_LISP ("w32-charset-info-alist", |
15560 | &Vw32_charset_info_alist, | |
b3700ae7 JR |
15561 | doc: /* Alist linking Emacs character sets to Windows fonts and codepages. |
15562 | Each entry should be of the form: | |
74e1aeec JR |
15563 | |
15564 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)) | |
15565 | ||
15566 | where CHARSET_NAME is a string used in font names to identify the charset, | |
15567 | WINDOWS_CHARSET is a symbol that can be one of: | |
15568 | w32-charset-ansi, w32-charset-default, w32-charset-symbol, | |
15569 | w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312, | |
15570 | w32-charset-chinesebig5, | |
dfff8a69 | 15571 | #ifdef JOHAB_CHARSET |
74e1aeec JR |
15572 | w32-charset-johab, w32-charset-hebrew, |
15573 | w32-charset-arabic, w32-charset-greek, w32-charset-turkish, | |
15574 | w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope, | |
15575 | w32-charset-russian, w32-charset-mac, w32-charset-baltic, | |
dfff8a69 JR |
15576 | #endif |
15577 | #ifdef UNICODE_CHARSET | |
74e1aeec | 15578 | w32-charset-unicode, |
dfff8a69 | 15579 | #endif |
74e1aeec JR |
15580 | or w32-charset-oem. |
15581 | CODEPAGE should be an integer specifying the codepage that should be used | |
15582 | to display the character set, t to do no translation and output as Unicode, | |
15583 | or nil to do no translation and output as 8 bit (or multibyte on far-east | |
15584 | versions of Windows) characters. */); | |
dfff8a69 JR |
15585 | Vw32_charset_info_alist = Qnil; |
15586 | ||
15587 | staticpro (&Qw32_charset_ansi); | |
15588 | Qw32_charset_ansi = intern ("w32-charset-ansi"); | |
15589 | staticpro (&Qw32_charset_symbol); | |
15590 | Qw32_charset_symbol = intern ("w32-charset-symbol"); | |
15591 | staticpro (&Qw32_charset_shiftjis); | |
15592 | Qw32_charset_shiftjis = intern ("w32-charset-shiftjis"); | |
767b1ff0 JR |
15593 | staticpro (&Qw32_charset_hangeul); |
15594 | Qw32_charset_hangeul = intern ("w32-charset-hangeul"); | |
dfff8a69 JR |
15595 | staticpro (&Qw32_charset_chinesebig5); |
15596 | Qw32_charset_chinesebig5 = intern ("w32-charset-chinesebig5"); | |
15597 | staticpro (&Qw32_charset_gb2312); | |
15598 | Qw32_charset_gb2312 = intern ("w32-charset-gb2312"); | |
15599 | staticpro (&Qw32_charset_oem); | |
15600 | Qw32_charset_oem = intern ("w32-charset-oem"); | |
15601 | ||
15602 | #ifdef JOHAB_CHARSET | |
15603 | { | |
15604 | static int w32_extra_charsets_defined = 1; | |
74e1aeec JR |
15605 | DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined, |
15606 | doc: /* Internal variable. */); | |
dfff8a69 JR |
15607 | |
15608 | staticpro (&Qw32_charset_johab); | |
15609 | Qw32_charset_johab = intern ("w32-charset-johab"); | |
15610 | staticpro (&Qw32_charset_easteurope); | |
15611 | Qw32_charset_easteurope = intern ("w32-charset-easteurope"); | |
15612 | staticpro (&Qw32_charset_turkish); | |
15613 | Qw32_charset_turkish = intern ("w32-charset-turkish"); | |
15614 | staticpro (&Qw32_charset_baltic); | |
15615 | Qw32_charset_baltic = intern ("w32-charset-baltic"); | |
15616 | staticpro (&Qw32_charset_russian); | |
15617 | Qw32_charset_russian = intern ("w32-charset-russian"); | |
15618 | staticpro (&Qw32_charset_arabic); | |
15619 | Qw32_charset_arabic = intern ("w32-charset-arabic"); | |
15620 | staticpro (&Qw32_charset_greek); | |
15621 | Qw32_charset_greek = intern ("w32-charset-greek"); | |
15622 | staticpro (&Qw32_charset_hebrew); | |
15623 | Qw32_charset_hebrew = intern ("w32-charset-hebrew"); | |
767b1ff0 JR |
15624 | staticpro (&Qw32_charset_vietnamese); |
15625 | Qw32_charset_vietnamese = intern ("w32-charset-vietnamese"); | |
dfff8a69 JR |
15626 | staticpro (&Qw32_charset_thai); |
15627 | Qw32_charset_thai = intern ("w32-charset-thai"); | |
15628 | staticpro (&Qw32_charset_mac); | |
15629 | Qw32_charset_mac = intern ("w32-charset-mac"); | |
15630 | } | |
15631 | #endif | |
15632 | ||
15633 | #ifdef UNICODE_CHARSET | |
15634 | { | |
15635 | static int w32_unicode_charset_defined = 1; | |
15636 | DEFVAR_BOOL ("w32-unicode-charset-defined", | |
74e1aeec JR |
15637 | &w32_unicode_charset_defined, |
15638 | doc: /* Internal variable. */); | |
dfff8a69 JR |
15639 | |
15640 | staticpro (&Qw32_charset_unicode); | |
15641 | Qw32_charset_unicode = intern ("w32-charset-unicode"); | |
15642 | #endif | |
15643 | ||
ee78dc32 | 15644 | defsubr (&Sx_get_resource); |
767b1ff0 | 15645 | #if 0 /* TODO: Port to W32 */ |
6fc2811b JR |
15646 | defsubr (&Sx_change_window_property); |
15647 | defsubr (&Sx_delete_window_property); | |
15648 | defsubr (&Sx_window_property); | |
15649 | #endif | |
2d764c78 | 15650 | defsubr (&Sxw_display_color_p); |
ee78dc32 | 15651 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
15652 | defsubr (&Sxw_color_defined_p); |
15653 | defsubr (&Sxw_color_values); | |
ee78dc32 GV |
15654 | defsubr (&Sx_server_max_request_size); |
15655 | defsubr (&Sx_server_vendor); | |
15656 | defsubr (&Sx_server_version); | |
15657 | defsubr (&Sx_display_pixel_width); | |
15658 | defsubr (&Sx_display_pixel_height); | |
15659 | defsubr (&Sx_display_mm_width); | |
15660 | defsubr (&Sx_display_mm_height); | |
15661 | defsubr (&Sx_display_screens); | |
15662 | defsubr (&Sx_display_planes); | |
15663 | defsubr (&Sx_display_color_cells); | |
15664 | defsubr (&Sx_display_visual_class); | |
15665 | defsubr (&Sx_display_backing_store); | |
15666 | defsubr (&Sx_display_save_under); | |
15667 | defsubr (&Sx_parse_geometry); | |
15668 | defsubr (&Sx_create_frame); | |
ee78dc32 GV |
15669 | defsubr (&Sx_open_connection); |
15670 | defsubr (&Sx_close_connection); | |
15671 | defsubr (&Sx_display_list); | |
15672 | defsubr (&Sx_synchronize); | |
15673 | ||
fbd6baed | 15674 | /* W32 specific functions */ |
ee78dc32 | 15675 | |
1edf84e7 | 15676 | defsubr (&Sw32_focus_frame); |
fbd6baed GV |
15677 | defsubr (&Sw32_select_font); |
15678 | defsubr (&Sw32_define_rgb_color); | |
15679 | defsubr (&Sw32_default_color_map); | |
15680 | defsubr (&Sw32_load_color_file); | |
1edf84e7 | 15681 | defsubr (&Sw32_send_sys_command); |
55dcfc15 | 15682 | defsubr (&Sw32_shell_execute); |
ccc2d29c GV |
15683 | defsubr (&Sw32_register_hot_key); |
15684 | defsubr (&Sw32_unregister_hot_key); | |
15685 | defsubr (&Sw32_registered_hot_keys); | |
15686 | defsubr (&Sw32_reconstruct_hot_key); | |
adcc3809 | 15687 | defsubr (&Sw32_toggle_lock_key); |
33d52f9c | 15688 | defsubr (&Sw32_find_bdf_fonts); |
4587b026 | 15689 | |
2254bcde AI |
15690 | defsubr (&Sfile_system_info); |
15691 | ||
4587b026 GV |
15692 | /* Setting callback functions for fontset handler. */ |
15693 | get_font_info_func = w32_get_font_info; | |
6fc2811b JR |
15694 | |
15695 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
15696 | And the pointer assigned has the wrong type, anyway. */ | |
4587b026 | 15697 | list_fonts_func = w32_list_fonts; |
6fc2811b JR |
15698 | #endif |
15699 | ||
4587b026 GV |
15700 | load_font_func = w32_load_font; |
15701 | find_ccl_program_func = w32_find_ccl_program; | |
15702 | query_font_func = w32_query_font; | |
15703 | set_frame_fontset_func = x_set_font; | |
15704 | check_window_system_func = check_w32; | |
6fc2811b | 15705 | |
6fc2811b JR |
15706 | /* Images. */ |
15707 | Qxbm = intern ("xbm"); | |
15708 | staticpro (&Qxbm); | |
a93f4566 GM |
15709 | QCconversion = intern (":conversion"); |
15710 | staticpro (&QCconversion); | |
6fc2811b JR |
15711 | QCheuristic_mask = intern (":heuristic-mask"); |
15712 | staticpro (&QCheuristic_mask); | |
15713 | QCcolor_symbols = intern (":color-symbols"); | |
15714 | staticpro (&QCcolor_symbols); | |
6fc2811b JR |
15715 | QCascent = intern (":ascent"); |
15716 | staticpro (&QCascent); | |
15717 | QCmargin = intern (":margin"); | |
15718 | staticpro (&QCmargin); | |
15719 | QCrelief = intern (":relief"); | |
15720 | staticpro (&QCrelief); | |
15721 | Qpostscript = intern ("postscript"); | |
15722 | staticpro (&Qpostscript); | |
15723 | QCloader = intern (":loader"); | |
15724 | staticpro (&QCloader); | |
15725 | QCbounding_box = intern (":bounding-box"); | |
15726 | staticpro (&QCbounding_box); | |
15727 | QCpt_width = intern (":pt-width"); | |
15728 | staticpro (&QCpt_width); | |
15729 | QCpt_height = intern (":pt-height"); | |
15730 | staticpro (&QCpt_height); | |
15731 | QCindex = intern (":index"); | |
15732 | staticpro (&QCindex); | |
15733 | Qpbm = intern ("pbm"); | |
15734 | staticpro (&Qpbm); | |
15735 | ||
15736 | #if HAVE_XPM | |
15737 | Qxpm = intern ("xpm"); | |
15738 | staticpro (&Qxpm); | |
15739 | #endif | |
7d0393cf | 15740 | |
6fc2811b JR |
15741 | #if HAVE_JPEG |
15742 | Qjpeg = intern ("jpeg"); | |
15743 | staticpro (&Qjpeg); | |
7d0393cf | 15744 | #endif |
6fc2811b JR |
15745 | |
15746 | #if HAVE_TIFF | |
15747 | Qtiff = intern ("tiff"); | |
15748 | staticpro (&Qtiff); | |
7d0393cf | 15749 | #endif |
6fc2811b JR |
15750 | |
15751 | #if HAVE_GIF | |
15752 | Qgif = intern ("gif"); | |
15753 | staticpro (&Qgif); | |
15754 | #endif | |
15755 | ||
15756 | #if HAVE_PNG | |
15757 | Qpng = intern ("png"); | |
15758 | staticpro (&Qpng); | |
15759 | #endif | |
15760 | ||
15761 | defsubr (&Sclear_image_cache); | |
ac849ba4 JR |
15762 | defsubr (&Simage_size); |
15763 | defsubr (&Simage_mask_p); | |
6fc2811b JR |
15764 | |
15765 | #if GLYPH_DEBUG | |
15766 | defsubr (&Simagep); | |
15767 | defsubr (&Slookup_image); | |
15768 | #endif | |
6fc2811b | 15769 | |
0af913d7 GM |
15770 | hourglass_atimer = NULL; |
15771 | hourglass_shown_p = 0; | |
6fc2811b JR |
15772 | defsubr (&Sx_show_tip); |
15773 | defsubr (&Sx_hide_tip); | |
6fc2811b | 15774 | tip_timer = Qnil; |
57fa2774 JR |
15775 | staticpro (&tip_timer); |
15776 | tip_frame = Qnil; | |
15777 | staticpro (&tip_frame); | |
6fc2811b | 15778 | |
ca56d953 JR |
15779 | last_show_tip_args = Qnil; |
15780 | staticpro (&last_show_tip_args); | |
15781 | ||
6fc2811b JR |
15782 | defsubr (&Sx_file_dialog); |
15783 | } | |
15784 | ||
c922a224 | 15785 | |
9785d95b BK |
15786 | /* |
15787 | globals_of_w32fns is used to initialize those global variables that | |
15788 | must always be initialized on startup even when the global variable | |
15789 | initialized is non zero (see the function main in emacs.c). | |
15790 | globals_of_w32fns is called from syms_of_w32fns when the global | |
15791 | variable initialized is 0 and directly from main when initialized | |
15792 | is non zero. | |
15793 | */ | |
15794 | void globals_of_w32fns () | |
15795 | { | |
15796 | HMODULE user32_lib = GetModuleHandle ("user32.dll"); | |
15797 | /* | |
15798 | TrackMouseEvent not available in all versions of Windows, so must load | |
15799 | it dynamically. Do it once, here, instead of every time it is used. | |
15800 | */ | |
15801 | track_mouse_event_fn = (TrackMouseEvent_Proc) GetProcAddress (user32_lib, "TrackMouseEvent"); | |
15802 | } | |
6fc2811b | 15803 | |
839b1909 JR |
15804 | /* Initialize image types. Based on which libraries are available. */ |
15805 | static void | |
15806 | init_external_image_libraries () | |
6fc2811b | 15807 | { |
afc390dc | 15808 | HINSTANCE library; |
7d0393cf | 15809 | |
6fc2811b | 15810 | #if HAVE_XPM |
c736ffda JR |
15811 | if ((library = LoadLibrary ("libXpm.dll"))) |
15812 | { | |
15813 | if (init_xpm_functions (library)) | |
15814 | define_image_type (&xpm_type); | |
15815 | } | |
15816 | ||
6fc2811b | 15817 | #endif |
7d0393cf | 15818 | |
6fc2811b | 15819 | #if HAVE_JPEG |
afc390dc | 15820 | /* Try loading jpeg library under probable names. */ |
c922a224 | 15821 | if ((library = LoadLibrary ("libjpeg.dll")) |
100dcd40 | 15822 | || (library = LoadLibrary ("jpeg-62.dll")) |
c922a224 | 15823 | || (library = LoadLibrary ("jpeg.dll"))) |
afc390dc JR |
15824 | { |
15825 | if (init_jpeg_functions (library)) | |
15826 | define_image_type (&jpeg_type); | |
15827 | } | |
6fc2811b | 15828 | #endif |
7d0393cf | 15829 | |
6fc2811b | 15830 | #if HAVE_TIFF |
12b918b2 JB |
15831 | if (library = LoadLibrary ("libtiff.dll")) |
15832 | { | |
15833 | if (init_tiff_functions (library)) | |
15834 | define_image_type (&tiff_type); | |
15835 | } | |
6fc2811b | 15836 | #endif |
919f1e88 | 15837 | |
6fc2811b | 15838 | #if HAVE_GIF |
1ffb278b JB |
15839 | if (library = LoadLibrary ("libungif.dll")) |
15840 | { | |
15841 | if (init_gif_functions (library)) | |
15842 | define_image_type (&gif_type); | |
15843 | } | |
6fc2811b | 15844 | #endif |
7d0393cf | 15845 | |
6fc2811b | 15846 | #if HAVE_PNG |
839b1909 JR |
15847 | /* Ensure zlib is loaded. Try debug version first. */ |
15848 | if (!LoadLibrary ("zlibd.dll")) | |
15849 | LoadLibrary ("zlib.dll"); | |
15850 | ||
15851 | /* Try loading libpng under probable names. */ | |
afc390dc JR |
15852 | if ((library = LoadLibrary ("libpng13d.dll")) |
15853 | || (library = LoadLibrary ("libpng13.dll")) | |
15854 | || (library = LoadLibrary ("libpng12d.dll")) | |
15855 | || (library = LoadLibrary ("libpng12.dll")) | |
15856 | || (library = LoadLibrary ("libpng.dll"))) | |
839b1909 | 15857 | { |
afc390dc | 15858 | if (init_png_functions (library)) |
839b1909 JR |
15859 | define_image_type (&png_type); |
15860 | } | |
6fc2811b | 15861 | #endif |
ee78dc32 GV |
15862 | } |
15863 | ||
839b1909 JR |
15864 | void |
15865 | init_xfns () | |
15866 | { | |
15867 | image_types = NULL; | |
15868 | Vimage_types = Qnil; | |
15869 | ||
15870 | define_image_type (&pbm_type); | |
15871 | define_image_type (&xbm_type); | |
15872 | ||
15873 | #if 0 /* TODO : Ghostscript support for W32 */ | |
15874 | define_image_type (&gs_type); | |
15875 | #endif | |
15876 | ||
15877 | /* Image types that rely on external libraries are loaded dynamically | |
15878 | if the library is available. */ | |
15879 | init_external_image_libraries (); | |
15880 | } | |
15881 | ||
ee78dc32 GV |
15882 | #undef abort |
15883 | ||
7d0393cf | 15884 | void |
fbd6baed | 15885 | w32_abort() |
ee78dc32 | 15886 | { |
5ac45f98 GV |
15887 | int button; |
15888 | button = MessageBox (NULL, | |
15889 | "A fatal error has occurred!\n\n" | |
15890 | "Select Abort to exit, Retry to debug, Ignore to continue", | |
15891 | "Emacs Abort Dialog", | |
15892 | MB_ICONEXCLAMATION | MB_TASKMODAL | |
15893 | | MB_SETFOREGROUND | MB_ABORTRETRYIGNORE); | |
15894 | switch (button) | |
15895 | { | |
15896 | case IDRETRY: | |
15897 | DebugBreak (); | |
15898 | break; | |
15899 | case IDIGNORE: | |
15900 | break; | |
15901 | case IDABORT: | |
15902 | default: | |
15903 | abort (); | |
15904 | break; | |
15905 | } | |
ee78dc32 | 15906 | } |
d573caac | 15907 | |
83c75055 GV |
15908 | /* For convenience when debugging. */ |
15909 | int | |
15910 | w32_last_error() | |
15911 | { | |
15912 | return GetLastError (); | |
15913 | } |