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 (); |
6fc2811b | 63 | extern double atof (); |
9eb16b62 JR |
64 | extern int w32_console_toggle_lock_key P_ ((int, Lisp_Object)); |
65 | extern void w32_menu_display_help P_ ((HWND, HMENU, UINT, UINT)); | |
66 | extern void w32_free_menu_strings P_ ((HWND)); | |
67 | ||
5ac45f98 | 68 | extern int quit_char; |
ee78dc32 | 69 | |
ccc2d29c GV |
70 | extern char *lispy_function_keys[]; |
71 | ||
6fc2811b JR |
72 | /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses |
73 | it, and including `bitmaps/gray' more than once is a problem when | |
74 | config.h defines `static' as an empty replacement string. */ | |
75 | ||
76 | int gray_bitmap_width = gray_width; | |
77 | int gray_bitmap_height = gray_height; | |
78 | unsigned char *gray_bitmap_bits = gray_bits; | |
79 | ||
ee78dc32 | 80 | /* The colormap for converting color names to RGB values */ |
fbd6baed | 81 | Lisp_Object Vw32_color_map; |
ee78dc32 | 82 | |
da36a4d6 | 83 | /* Non nil if alt key presses are passed on to Windows. */ |
fbd6baed | 84 | Lisp_Object Vw32_pass_alt_to_system; |
da36a4d6 | 85 | |
8c205c63 RS |
86 | /* Non nil if alt key is translated to meta_modifier, nil if it is translated |
87 | to alt_modifier. */ | |
fbd6baed | 88 | Lisp_Object Vw32_alt_is_meta; |
8c205c63 | 89 | |
7d081355 AI |
90 | /* If non-zero, the windows virtual key code for an alternative quit key. */ |
91 | Lisp_Object Vw32_quit_key; | |
92 | ||
ccc2d29c GV |
93 | /* Non nil if left window key events are passed on to Windows (this only |
94 | affects whether "tapping" the key opens the Start menu). */ | |
95 | Lisp_Object Vw32_pass_lwindow_to_system; | |
96 | ||
97 | /* Non nil if right window key events are passed on to Windows (this | |
98 | only affects whether "tapping" the key opens the Start menu). */ | |
99 | Lisp_Object Vw32_pass_rwindow_to_system; | |
100 | ||
adcc3809 GV |
101 | /* Virtual key code used to generate "phantom" key presses in order |
102 | to stop system from acting on Windows key events. */ | |
103 | Lisp_Object Vw32_phantom_key_code; | |
104 | ||
ccc2d29c GV |
105 | /* Modifier associated with the left "Windows" key, or nil to act as a |
106 | normal key. */ | |
107 | Lisp_Object Vw32_lwindow_modifier; | |
108 | ||
109 | /* Modifier associated with the right "Windows" key, or nil to act as a | |
110 | normal key. */ | |
111 | Lisp_Object Vw32_rwindow_modifier; | |
112 | ||
113 | /* Modifier associated with the "Apps" key, or nil to act as a normal | |
114 | key. */ | |
115 | Lisp_Object Vw32_apps_modifier; | |
116 | ||
117 | /* Value is nil if Num Lock acts as a function key. */ | |
118 | Lisp_Object Vw32_enable_num_lock; | |
119 | ||
120 | /* Value is nil if Caps Lock acts as a function key. */ | |
121 | Lisp_Object Vw32_enable_caps_lock; | |
122 | ||
123 | /* Modifier associated with Scroll Lock, or nil to act as a normal key. */ | |
124 | Lisp_Object Vw32_scroll_lock_modifier; | |
da36a4d6 | 125 | |
7ce9aaca | 126 | /* Switch to control whether we inhibit requests for synthesized bold |
6fc2811b | 127 | and italic versions of fonts. */ |
d84b082d | 128 | int w32_enable_synthesized_fonts; |
5ac45f98 GV |
129 | |
130 | /* Enable palette management. */ | |
fbd6baed | 131 | Lisp_Object Vw32_enable_palette; |
5ac45f98 GV |
132 | |
133 | /* Control how close left/right button down events must be to | |
134 | be converted to a middle button down event. */ | |
fbd6baed | 135 | Lisp_Object Vw32_mouse_button_tolerance; |
5ac45f98 | 136 | |
84fb1139 KH |
137 | /* Minimum interval between mouse movement (and scroll bar drag) |
138 | events that are passed on to the event loop. */ | |
fbd6baed | 139 | Lisp_Object Vw32_mouse_move_interval; |
84fb1139 | 140 | |
74214547 JR |
141 | /* Flag to indicate if XBUTTON events should be passed on to Windows. */ |
142 | int w32_pass_extra_mouse_buttons_to_system; | |
143 | ||
ee78dc32 GV |
144 | /* The name we're using in resource queries. */ |
145 | Lisp_Object Vx_resource_name; | |
146 | ||
147 | /* Non nil if no window manager is in use. */ | |
148 | Lisp_Object Vx_no_window_manager; | |
149 | ||
0af913d7 | 150 | /* Non-zero means we're allowed to display a hourglass pointer. */ |
dfff8a69 | 151 | |
0af913d7 | 152 | int display_hourglass_p; |
6fc2811b | 153 | |
ee78dc32 GV |
154 | /* The background and shape of the mouse pointer, and shape when not |
155 | over text or in the modeline. */ | |
dfff8a69 | 156 | |
ee78dc32 | 157 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
c9b2104d | 158 | Lisp_Object Vx_hourglass_pointer_shape, Vx_window_horizontal_drag_shape, Vx_hand_shape; |
6fc2811b | 159 | |
ee78dc32 | 160 | /* The shape when over mouse-sensitive text. */ |
dfff8a69 | 161 | |
ee78dc32 GV |
162 | Lisp_Object Vx_sensitive_text_pointer_shape; |
163 | ||
c9b2104d JR |
164 | #ifndef IDC_HAND |
165 | #define IDC_HAND MAKEINTRESOURCE(32649) | |
166 | #endif | |
167 | ||
ee78dc32 | 168 | /* Color of chars displayed in cursor box. */ |
dfff8a69 | 169 | |
ee78dc32 GV |
170 | Lisp_Object Vx_cursor_fore_pixel; |
171 | ||
1edf84e7 | 172 | /* Nonzero if using Windows. */ |
dfff8a69 | 173 | |
1edf84e7 GV |
174 | static int w32_in_use; |
175 | ||
ee78dc32 | 176 | /* Search path for bitmap files. */ |
dfff8a69 | 177 | |
ee78dc32 GV |
178 | Lisp_Object Vx_bitmap_file_path; |
179 | ||
4587b026 | 180 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
dfff8a69 | 181 | |
4587b026 GV |
182 | Lisp_Object Vx_pixel_size_width_font_regexp; |
183 | ||
33d52f9c GV |
184 | /* Alist of bdf fonts and the files that define them. */ |
185 | Lisp_Object Vw32_bdf_filename_alist; | |
186 | ||
f46e6225 | 187 | /* A flag to control whether fonts are matched strictly or not. */ |
1075afa9 GV |
188 | int w32_strict_fontnames; |
189 | ||
c0611964 AI |
190 | /* A flag to control whether we should only repaint if GetUpdateRect |
191 | indicates there is an update region. */ | |
192 | int w32_strict_painting; | |
193 | ||
dfff8a69 JR |
194 | /* Associative list linking character set strings to Windows codepages. */ |
195 | Lisp_Object Vw32_charset_info_alist; | |
196 | ||
197 | /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */ | |
198 | #ifndef VIETNAMESE_CHARSET | |
199 | #define VIETNAMESE_CHARSET 163 | |
200 | #endif | |
201 | ||
ee78dc32 GV |
202 | Lisp_Object Qauto_raise; |
203 | Lisp_Object Qauto_lower; | |
ee78dc32 GV |
204 | Lisp_Object Qborder_color; |
205 | Lisp_Object Qborder_width; | |
ab0bb234 | 206 | extern Lisp_Object Qbox; |
ee78dc32 GV |
207 | Lisp_Object Qcursor_color; |
208 | Lisp_Object Qcursor_type; | |
ee78dc32 GV |
209 | Lisp_Object Qgeometry; |
210 | Lisp_Object Qicon_left; | |
211 | Lisp_Object Qicon_top; | |
212 | Lisp_Object Qicon_type; | |
213 | Lisp_Object Qicon_name; | |
214 | Lisp_Object Qinternal_border_width; | |
215 | Lisp_Object Qleft; | |
1026b400 | 216 | Lisp_Object Qright; |
ee78dc32 GV |
217 | Lisp_Object Qmouse_color; |
218 | Lisp_Object Qnone; | |
219 | Lisp_Object Qparent_id; | |
220 | Lisp_Object Qscroll_bar_width; | |
221 | Lisp_Object Qsuppress_icon; | |
ee78dc32 GV |
222 | Lisp_Object Qundefined_color; |
223 | Lisp_Object Qvertical_scroll_bars; | |
224 | Lisp_Object Qvisibility; | |
225 | Lisp_Object Qwindow_id; | |
226 | Lisp_Object Qx_frame_parameter; | |
227 | Lisp_Object Qx_resource_name; | |
228 | Lisp_Object Quser_position; | |
229 | Lisp_Object Quser_size; | |
6fc2811b | 230 | Lisp_Object Qscreen_gamma; |
dfff8a69 JR |
231 | Lisp_Object Qline_spacing; |
232 | Lisp_Object Qcenter; | |
dc220243 | 233 | Lisp_Object Qcancel_timer; |
adcc3809 GV |
234 | Lisp_Object Qhyper; |
235 | Lisp_Object Qsuper; | |
236 | Lisp_Object Qmeta; | |
237 | Lisp_Object Qalt; | |
238 | Lisp_Object Qctrl; | |
239 | Lisp_Object Qcontrol; | |
240 | Lisp_Object Qshift; | |
241 | ||
dfff8a69 JR |
242 | Lisp_Object Qw32_charset_ansi; |
243 | Lisp_Object Qw32_charset_default; | |
244 | Lisp_Object Qw32_charset_symbol; | |
245 | Lisp_Object Qw32_charset_shiftjis; | |
767b1ff0 | 246 | Lisp_Object Qw32_charset_hangeul; |
dfff8a69 JR |
247 | Lisp_Object Qw32_charset_gb2312; |
248 | Lisp_Object Qw32_charset_chinesebig5; | |
249 | Lisp_Object Qw32_charset_oem; | |
250 | ||
71eab8d1 AI |
251 | #ifndef JOHAB_CHARSET |
252 | #define JOHAB_CHARSET 130 | |
253 | #endif | |
dfff8a69 JR |
254 | #ifdef JOHAB_CHARSET |
255 | Lisp_Object Qw32_charset_easteurope; | |
256 | Lisp_Object Qw32_charset_turkish; | |
257 | Lisp_Object Qw32_charset_baltic; | |
258 | Lisp_Object Qw32_charset_russian; | |
259 | Lisp_Object Qw32_charset_arabic; | |
260 | Lisp_Object Qw32_charset_greek; | |
261 | Lisp_Object Qw32_charset_hebrew; | |
767b1ff0 | 262 | Lisp_Object Qw32_charset_vietnamese; |
dfff8a69 JR |
263 | Lisp_Object Qw32_charset_thai; |
264 | Lisp_Object Qw32_charset_johab; | |
265 | Lisp_Object Qw32_charset_mac; | |
266 | #endif | |
267 | ||
268 | #ifdef UNICODE_CHARSET | |
269 | Lisp_Object Qw32_charset_unicode; | |
270 | #endif | |
271 | ||
f7b9d4d1 JR |
272 | Lisp_Object Qfullscreen; |
273 | Lisp_Object Qfullwidth; | |
274 | Lisp_Object Qfullheight; | |
275 | Lisp_Object Qfullboth; | |
276 | ||
6fc2811b JR |
277 | extern Lisp_Object Qtop; |
278 | extern Lisp_Object Qdisplay; | |
6fc2811b | 279 | |
5ac45f98 GV |
280 | /* State variables for emulating a three button mouse. */ |
281 | #define LMOUSE 1 | |
282 | #define MMOUSE 2 | |
283 | #define RMOUSE 4 | |
284 | ||
285 | static int button_state = 0; | |
fbd6baed | 286 | static W32Msg saved_mouse_button_msg; |
48094ace | 287 | static unsigned mouse_button_timer = 0; /* non-zero when timer is active */ |
fbd6baed | 288 | static W32Msg saved_mouse_move_msg; |
48094ace | 289 | static unsigned mouse_move_timer = 0; |
84fb1139 | 290 | |
9eb16b62 JR |
291 | /* Window that is tracking the mouse. */ |
292 | static HWND track_mouse_window; | |
f60ae425 BK |
293 | |
294 | typedef BOOL (WINAPI * TrackMouseEvent_Proc) ( | |
295 | IN OUT LPTRACKMOUSEEVENT lpEventTrack | |
296 | ); | |
297 | ||
298 | TrackMouseEvent_Proc track_mouse_event_fn=NULL; | |
9eb16b62 | 299 | |
93fbe8b7 | 300 | /* W95 mousewheel handler */ |
7d0393cf | 301 | unsigned int msh_mousewheel = 0; |
93fbe8b7 | 302 | |
48094ace | 303 | /* Timers */ |
84fb1139 KH |
304 | #define MOUSE_BUTTON_ID 1 |
305 | #define MOUSE_MOVE_ID 2 | |
48094ace JR |
306 | #define MENU_FREE_ID 3 |
307 | /* The delay (milliseconds) before a menu is freed after WM_EXITMENULOOP | |
308 | is received. */ | |
309 | #define MENU_FREE_DELAY 1000 | |
310 | static unsigned menu_free_timer = 0; | |
5ac45f98 | 311 | |
ee78dc32 | 312 | /* The below are defined in frame.c. */ |
dfff8a69 | 313 | |
ee78dc32 | 314 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
1edf84e7 | 315 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
6fc2811b | 316 | extern Lisp_Object Qtool_bar_lines; |
ee78dc32 GV |
317 | |
318 | extern Lisp_Object Vwindow_system_version; | |
319 | ||
4b817373 RS |
320 | Lisp_Object Qface_set_after_frame_default; |
321 | ||
937e601e AI |
322 | #ifdef GLYPH_DEBUG |
323 | int image_cache_refcount, dpyinfo_refcount; | |
324 | #endif | |
325 | ||
326 | ||
fbd6baed GV |
327 | /* From w32term.c. */ |
328 | extern Lisp_Object Vw32_num_mouse_buttons; | |
ccc2d29c | 329 | extern Lisp_Object Vw32_recognize_altgr; |
5ac45f98 | 330 | |
65906840 | 331 | extern HWND w32_system_caret_hwnd; |
93f2ca61 | 332 | |
65906840 JR |
333 | extern int w32_system_caret_height; |
334 | extern int w32_system_caret_x; | |
335 | extern int w32_system_caret_y; | |
93f2ca61 JR |
336 | extern int w32_use_visible_system_caret; |
337 | ||
d285988b | 338 | static HWND w32_visible_system_caret_hwnd; |
65906840 | 339 | |
ee78dc32 | 340 | \f |
1edf84e7 GV |
341 | /* Error if we are not connected to MS-Windows. */ |
342 | void | |
343 | check_w32 () | |
344 | { | |
345 | if (! w32_in_use) | |
346 | error ("MS-Windows not in use or not initialized"); | |
347 | } | |
348 | ||
349 | /* Nonzero if we can use mouse menus. | |
350 | You should not call this unless HAVE_MENUS is defined. */ | |
7d0393cf | 351 | |
1edf84e7 GV |
352 | int |
353 | have_menus_p () | |
354 | { | |
355 | return w32_in_use; | |
356 | } | |
357 | ||
ee78dc32 | 358 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame |
fbd6baed | 359 | and checking validity for W32. */ |
ee78dc32 GV |
360 | |
361 | FRAME_PTR | |
362 | check_x_frame (frame) | |
363 | Lisp_Object frame; | |
364 | { | |
365 | FRAME_PTR f; | |
366 | ||
367 | if (NILP (frame)) | |
6fc2811b | 368 | frame = selected_frame; |
b7826503 | 369 | CHECK_LIVE_FRAME (frame); |
6fc2811b | 370 | f = XFRAME (frame); |
fbd6baed GV |
371 | if (! FRAME_W32_P (f)) |
372 | error ("non-w32 frame used"); | |
ee78dc32 GV |
373 | return f; |
374 | } | |
375 | ||
7d0393cf | 376 | /* Let the user specify a display with a frame. |
fbd6baed | 377 | nil stands for the selected frame--or, if that is not a w32 frame, |
ee78dc32 GV |
378 | the first display on the list. */ |
379 | ||
fbd6baed | 380 | static struct w32_display_info * |
ee78dc32 GV |
381 | check_x_display_info (frame) |
382 | Lisp_Object frame; | |
383 | { | |
384 | if (NILP (frame)) | |
385 | { | |
6fc2811b | 386 | struct frame *sf = XFRAME (selected_frame); |
7d0393cf | 387 | |
6fc2811b JR |
388 | if (FRAME_W32_P (sf) && FRAME_LIVE_P (sf)) |
389 | return FRAME_W32_DISPLAY_INFO (sf); | |
ee78dc32 | 390 | else |
fbd6baed | 391 | return &one_w32_display_info; |
ee78dc32 GV |
392 | } |
393 | else if (STRINGP (frame)) | |
394 | return x_display_info_for_name (frame); | |
395 | else | |
396 | { | |
397 | FRAME_PTR f; | |
398 | ||
b7826503 | 399 | CHECK_LIVE_FRAME (frame); |
ee78dc32 | 400 | f = XFRAME (frame); |
fbd6baed GV |
401 | if (! FRAME_W32_P (f)) |
402 | error ("non-w32 frame used"); | |
403 | return FRAME_W32_DISPLAY_INFO (f); | |
ee78dc32 GV |
404 | } |
405 | } | |
406 | \f | |
fbd6baed | 407 | /* Return the Emacs frame-object corresponding to an w32 window. |
ee78dc32 GV |
408 | It could be the frame's main window or an icon window. */ |
409 | ||
410 | /* This function can be called during GC, so use GC_xxx type test macros. */ | |
411 | ||
412 | struct frame * | |
413 | x_window_to_frame (dpyinfo, wdesc) | |
fbd6baed | 414 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
415 | HWND wdesc; |
416 | { | |
417 | Lisp_Object tail, frame; | |
418 | struct frame *f; | |
419 | ||
8e713be6 | 420 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
ee78dc32 | 421 | { |
8e713be6 | 422 | frame = XCAR (tail); |
ee78dc32 GV |
423 | if (!GC_FRAMEP (frame)) |
424 | continue; | |
425 | f = XFRAME (frame); | |
2d764c78 | 426 | if (!FRAME_W32_P (f) || FRAME_W32_DISPLAY_INFO (f) != dpyinfo) |
ee78dc32 | 427 | continue; |
0af913d7 | 428 | if (f->output_data.w32->hourglass_window == wdesc) |
f79e6790 JR |
429 | return f; |
430 | ||
fbd6baed | 431 | if (FRAME_W32_WINDOW (f) == wdesc) |
ee78dc32 GV |
432 | return f; |
433 | } | |
434 | return 0; | |
435 | } | |
436 | ||
437 | \f | |
438 | ||
439 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
440 | id, which is just an int that this section returns. Bitmaps are | |
441 | reference counted so they can be shared among frames. | |
442 | ||
443 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
444 | be used to indicate no bitmap. | |
445 | ||
446 | If you use x_create_bitmap_from_data, then you must keep track of | |
447 | the bitmaps yourself. That is, creating a bitmap from the same | |
448 | data more than once will not be caught. */ | |
449 | ||
450 | ||
451 | /* Functions to access the contents of a bitmap, given an id. */ | |
452 | ||
453 | int | |
454 | x_bitmap_height (f, id) | |
455 | FRAME_PTR f; | |
456 | int id; | |
457 | { | |
fbd6baed | 458 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
ee78dc32 GV |
459 | } |
460 | ||
461 | int | |
462 | x_bitmap_width (f, id) | |
463 | FRAME_PTR f; | |
464 | int id; | |
465 | { | |
fbd6baed | 466 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
ee78dc32 GV |
467 | } |
468 | ||
469 | int | |
470 | x_bitmap_pixmap (f, id) | |
471 | FRAME_PTR f; | |
472 | int id; | |
473 | { | |
fbd6baed | 474 | return (int) FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
ee78dc32 GV |
475 | } |
476 | ||
477 | ||
478 | /* Allocate a new bitmap record. Returns index of new record. */ | |
479 | ||
480 | static int | |
481 | x_allocate_bitmap_record (f) | |
482 | FRAME_PTR f; | |
483 | { | |
fbd6baed | 484 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
485 | int i; |
486 | ||
487 | if (dpyinfo->bitmaps == NULL) | |
488 | { | |
489 | dpyinfo->bitmaps_size = 10; | |
490 | dpyinfo->bitmaps | |
fbd6baed | 491 | = (struct w32_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); |
ee78dc32 GV |
492 | dpyinfo->bitmaps_last = 1; |
493 | return 1; | |
494 | } | |
495 | ||
496 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) | |
497 | return ++dpyinfo->bitmaps_last; | |
498 | ||
499 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) | |
500 | if (dpyinfo->bitmaps[i].refcount == 0) | |
501 | return i + 1; | |
502 | ||
503 | dpyinfo->bitmaps_size *= 2; | |
504 | dpyinfo->bitmaps | |
fbd6baed GV |
505 | = (struct w32_bitmap_record *) xrealloc (dpyinfo->bitmaps, |
506 | dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); | |
ee78dc32 GV |
507 | return ++dpyinfo->bitmaps_last; |
508 | } | |
509 | ||
510 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
511 | ||
512 | void | |
513 | x_reference_bitmap (f, id) | |
514 | FRAME_PTR f; | |
515 | int id; | |
516 | { | |
fbd6baed | 517 | ++FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
ee78dc32 GV |
518 | } |
519 | ||
520 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
521 | ||
522 | int | |
523 | x_create_bitmap_from_data (f, bits, width, height) | |
524 | struct frame *f; | |
525 | char *bits; | |
526 | unsigned int width, height; | |
527 | { | |
fbd6baed | 528 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
529 | Pixmap bitmap; |
530 | int id; | |
531 | ||
532 | bitmap = CreateBitmap (width, height, | |
fbd6baed GV |
533 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_planes, |
534 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_cbits, | |
ee78dc32 GV |
535 | bits); |
536 | ||
537 | if (! bitmap) | |
538 | return -1; | |
539 | ||
540 | id = x_allocate_bitmap_record (f); | |
541 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
542 | dpyinfo->bitmaps[id - 1].file = NULL; | |
543 | dpyinfo->bitmaps[id - 1].hinst = NULL; | |
544 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
545 | dpyinfo->bitmaps[id - 1].depth = 1; | |
546 | dpyinfo->bitmaps[id - 1].height = height; | |
547 | dpyinfo->bitmaps[id - 1].width = width; | |
548 | ||
549 | return id; | |
550 | } | |
551 | ||
552 | /* Create bitmap from file FILE for frame F. */ | |
553 | ||
554 | int | |
555 | x_create_bitmap_from_file (f, file) | |
556 | struct frame *f; | |
557 | Lisp_Object file; | |
558 | { | |
559 | return -1; | |
767b1ff0 | 560 | #if 0 /* TODO : bitmap support */ |
fbd6baed | 561 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 | 562 | unsigned int width, height; |
6fc2811b | 563 | HBITMAP bitmap; |
ee78dc32 GV |
564 | int xhot, yhot, result, id; |
565 | Lisp_Object found; | |
566 | int fd; | |
567 | char *filename; | |
568 | HINSTANCE hinst; | |
569 | ||
570 | /* Look for an existing bitmap with the same name. */ | |
571 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) | |
572 | { | |
573 | if (dpyinfo->bitmaps[id].refcount | |
574 | && dpyinfo->bitmaps[id].file | |
d5db4077 | 575 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) SDATA (file))) |
ee78dc32 GV |
576 | { |
577 | ++dpyinfo->bitmaps[id].refcount; | |
578 | return id + 1; | |
579 | } | |
580 | } | |
581 | ||
582 | /* Search bitmap-file-path for the file, if appropriate. */ | |
de2413e9 | 583 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, Qnil); |
ee78dc32 GV |
584 | if (fd < 0) |
585 | return -1; | |
6fc2811b | 586 | emacs_close (fd); |
ee78dc32 | 587 | |
d5db4077 | 588 | filename = (char *) SDATA (found); |
ee78dc32 GV |
589 | |
590 | hinst = LoadLibraryEx (filename, NULL, LOAD_LIBRARY_AS_DATAFILE); | |
591 | ||
592 | if (hinst == NULL) | |
593 | return -1; | |
594 | ||
7d0393cf | 595 | |
fbd6baed | 596 | result = XReadBitmapFile (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
ee78dc32 GV |
597 | filename, &width, &height, &bitmap, &xhot, &yhot); |
598 | if (result != BitmapSuccess) | |
599 | return -1; | |
600 | ||
601 | id = x_allocate_bitmap_record (f); | |
602 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
603 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
d5db4077 | 604 | dpyinfo->bitmaps[id - 1].file = (char *) xmalloc (SCHARS (file) + 1); |
ee78dc32 GV |
605 | dpyinfo->bitmaps[id - 1].depth = 1; |
606 | dpyinfo->bitmaps[id - 1].height = height; | |
607 | dpyinfo->bitmaps[id - 1].width = width; | |
d5db4077 | 608 | strcpy (dpyinfo->bitmaps[id - 1].file, SDATA (file)); |
ee78dc32 GV |
609 | |
610 | return id; | |
767b1ff0 | 611 | #endif /* TODO */ |
ee78dc32 GV |
612 | } |
613 | ||
614 | /* Remove reference to bitmap with id number ID. */ | |
615 | ||
33d52f9c | 616 | void |
ee78dc32 GV |
617 | x_destroy_bitmap (f, id) |
618 | FRAME_PTR f; | |
619 | int id; | |
620 | { | |
fbd6baed | 621 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
622 | |
623 | if (id > 0) | |
624 | { | |
625 | --dpyinfo->bitmaps[id - 1].refcount; | |
626 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
627 | { | |
628 | BLOCK_INPUT; | |
629 | DeleteObject (dpyinfo->bitmaps[id - 1].pixmap); | |
630 | if (dpyinfo->bitmaps[id - 1].file) | |
631 | { | |
6fc2811b | 632 | xfree (dpyinfo->bitmaps[id - 1].file); |
ee78dc32 GV |
633 | dpyinfo->bitmaps[id - 1].file = NULL; |
634 | } | |
635 | UNBLOCK_INPUT; | |
636 | } | |
637 | } | |
638 | } | |
639 | ||
640 | /* Free all the bitmaps for the display specified by DPYINFO. */ | |
641 | ||
642 | static void | |
643 | x_destroy_all_bitmaps (dpyinfo) | |
fbd6baed | 644 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
645 | { |
646 | int i; | |
647 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
648 | if (dpyinfo->bitmaps[i].refcount > 0) | |
649 | { | |
650 | DeleteObject (dpyinfo->bitmaps[i].pixmap); | |
651 | if (dpyinfo->bitmaps[i].file) | |
6fc2811b | 652 | xfree (dpyinfo->bitmaps[i].file); |
ee78dc32 GV |
653 | } |
654 | dpyinfo->bitmaps_last = 0; | |
655 | } | |
656 | \f | |
fbd6baed | 657 | /* Connect the frame-parameter names for W32 frames |
ee78dc32 GV |
658 | to the ways of passing the parameter values to the window system. |
659 | ||
660 | The name of a parameter, as a Lisp symbol, | |
661 | has an `x-frame-parameter' property which is an integer in Lisp | |
662 | but can be interpreted as an `enum x_frame_parm' in C. */ | |
663 | ||
664 | enum x_frame_parm | |
665 | { | |
666 | X_PARM_FOREGROUND_COLOR, | |
667 | X_PARM_BACKGROUND_COLOR, | |
668 | X_PARM_MOUSE_COLOR, | |
669 | X_PARM_CURSOR_COLOR, | |
670 | X_PARM_BORDER_COLOR, | |
671 | X_PARM_ICON_TYPE, | |
672 | X_PARM_FONT, | |
673 | X_PARM_BORDER_WIDTH, | |
674 | X_PARM_INTERNAL_BORDER_WIDTH, | |
675 | X_PARM_NAME, | |
676 | X_PARM_AUTORAISE, | |
677 | X_PARM_AUTOLOWER, | |
678 | X_PARM_VERT_SCROLL_BAR, | |
679 | X_PARM_VISIBILITY, | |
680 | X_PARM_MENU_BAR_LINES | |
681 | }; | |
682 | ||
683 | ||
684 | struct x_frame_parm_table | |
685 | { | |
686 | char *name; | |
6fc2811b | 687 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ee78dc32 GV |
688 | }; |
689 | ||
ca56d953 JR |
690 | BOOL my_show_window P_ ((struct frame *, HWND, int)); |
691 | void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT)); | |
937e601e AI |
692 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
693 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
694 | static void x_change_window_heights P_ ((Lisp_Object, int)); | |
767b1ff0 | 695 | /* TODO: Native Input Method support; see x_create_im. */ |
6fc2811b | 696 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
dfff8a69 | 697 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
f7b9d4d1 | 698 | static void x_set_fullscreen P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
699 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
700 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
701 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
702 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
703 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
704 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
705 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
706 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
41c1bdd9 | 707 | static void x_set_fringe_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
708 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
709 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
710 | Lisp_Object)); | |
711 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
712 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
713 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
714 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
715 | Lisp_Object)); | |
716 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
717 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
718 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
719 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
720 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
721 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
722 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
3cf3436e JR |
723 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
724 | Lisp_Object)); | |
ee78dc32 GV |
725 | |
726 | static struct x_frame_parm_table x_frame_parms[] = | |
727 | { | |
72e4adef JR |
728 | {"auto-raise", x_set_autoraise}, |
729 | {"auto-lower", x_set_autolower}, | |
730 | {"background-color", x_set_background_color}, | |
731 | {"border-color", x_set_border_color}, | |
732 | {"border-width", x_set_border_width}, | |
733 | {"cursor-color", x_set_cursor_color}, | |
734 | {"cursor-type", x_set_cursor_type}, | |
735 | {"font", x_set_font}, | |
736 | {"foreground-color", x_set_foreground_color}, | |
737 | {"icon-name", x_set_icon_name}, | |
738 | {"icon-type", x_set_icon_type}, | |
739 | {"internal-border-width", x_set_internal_border_width}, | |
740 | {"menu-bar-lines", x_set_menu_bar_lines}, | |
741 | {"mouse-color", x_set_mouse_color}, | |
742 | {"name", x_explicitly_set_name}, | |
743 | {"scroll-bar-width", x_set_scroll_bar_width}, | |
744 | {"title", x_set_title}, | |
745 | {"unsplittable", x_set_unsplittable}, | |
746 | {"vertical-scroll-bars", x_set_vertical_scroll_bars}, | |
747 | {"visibility", x_set_visibility}, | |
748 | {"tool-bar-lines", x_set_tool_bar_lines}, | |
749 | {"screen-gamma", x_set_screen_gamma}, | |
750 | {"line-spacing", x_set_line_spacing}, | |
751 | {"left-fringe", x_set_fringe_width}, | |
f7b9d4d1 JR |
752 | {"right-fringe", x_set_fringe_width}, |
753 | {"fullscreen", x_set_fullscreen}, | |
ee78dc32 GV |
754 | }; |
755 | ||
756 | /* Attach the `x-frame-parameter' properties to | |
fbd6baed | 757 | the Lisp symbol names of parameters relevant to W32. */ |
ee78dc32 | 758 | |
dfff8a69 | 759 | void |
ee78dc32 GV |
760 | init_x_parm_symbols () |
761 | { | |
762 | int i; | |
763 | ||
764 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) | |
765 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, | |
766 | make_number (i)); | |
767 | } | |
768 | \f | |
f7b9d4d1 JR |
769 | /* Really try to move where we want to be in case of fullscreen. Some WMs |
770 | moves the window where we tell them. Some (mwm, twm) moves the outer | |
771 | window manager window there instead. | |
772 | Try to compensate for those WM here. */ | |
773 | static void | |
774 | x_fullscreen_move (f, new_top, new_left) | |
775 | struct frame *f; | |
776 | int new_top; | |
777 | int new_left; | |
778 | { | |
779 | if (new_top != f->output_data.w32->top_pos | |
780 | || new_left != f->output_data.w32->left_pos) | |
781 | { | |
782 | int move_x = new_left; | |
783 | int move_y = new_top; | |
784 | ||
785 | f->output_data.w32->want_fullscreen |= FULLSCREEN_MOVE_WAIT; | |
786 | x_set_offset (f, move_x, move_y, 1); | |
787 | } | |
788 | } | |
789 | ||
dfff8a69 | 790 | /* Change the parameters of frame F as specified by ALIST. |
ee78dc32 GV |
791 | If a parameter is not specially recognized, do nothing; |
792 | otherwise call the `x_set_...' function for that parameter. */ | |
793 | ||
794 | void | |
795 | x_set_frame_parameters (f, alist) | |
796 | FRAME_PTR f; | |
797 | Lisp_Object alist; | |
798 | { | |
799 | Lisp_Object tail; | |
800 | ||
801 | /* If both of these parameters are present, it's more efficient to | |
802 | set them both at once. So we wait until we've looked at the | |
803 | entire list before we set them. */ | |
b839712d | 804 | int width, height; |
ee78dc32 GV |
805 | |
806 | /* Same here. */ | |
807 | Lisp_Object left, top; | |
808 | ||
809 | /* Same with these. */ | |
810 | Lisp_Object icon_left, icon_top; | |
811 | ||
812 | /* Record in these vectors all the parms specified. */ | |
813 | Lisp_Object *parms; | |
814 | Lisp_Object *values; | |
a797a73d | 815 | int i, p; |
ee78dc32 GV |
816 | int left_no_change = 0, top_no_change = 0; |
817 | int icon_left_no_change = 0, icon_top_no_change = 0; | |
f7b9d4d1 | 818 | int fullscreen_is_being_set = 0; |
ee78dc32 | 819 | |
5878523b RS |
820 | struct gcpro gcpro1, gcpro2; |
821 | ||
ee78dc32 GV |
822 | i = 0; |
823 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
824 | i++; | |
825 | ||
826 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
827 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
828 | ||
829 | /* Extract parm names and values into those vectors. */ | |
830 | ||
831 | i = 0; | |
832 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
833 | { | |
6fc2811b | 834 | Lisp_Object elt; |
ee78dc32 GV |
835 | |
836 | elt = Fcar (tail); | |
837 | parms[i] = Fcar (elt); | |
838 | values[i] = Fcdr (elt); | |
839 | i++; | |
840 | } | |
5878523b RS |
841 | /* TAIL and ALIST are not used again below here. */ |
842 | alist = tail = Qnil; | |
843 | ||
844 | GCPRO2 (*parms, *values); | |
845 | gcpro1.nvars = i; | |
846 | gcpro2.nvars = i; | |
847 | ||
848 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, | |
849 | because their values appear in VALUES and strings are not valid. */ | |
b839712d | 850 | top = left = Qunbound; |
ee78dc32 GV |
851 | icon_left = icon_top = Qunbound; |
852 | ||
b839712d | 853 | /* Provide default values for HEIGHT and WIDTH. */ |
dfff8a69 JR |
854 | if (FRAME_NEW_WIDTH (f)) |
855 | width = FRAME_NEW_WIDTH (f); | |
856 | else | |
857 | width = FRAME_WIDTH (f); | |
858 | ||
859 | if (FRAME_NEW_HEIGHT (f)) | |
860 | height = FRAME_NEW_HEIGHT (f); | |
861 | else | |
862 | height = FRAME_HEIGHT (f); | |
b839712d | 863 | |
a797a73d GV |
864 | /* Process foreground_color and background_color before anything else. |
865 | They are independent of other properties, but other properties (e.g., | |
866 | cursor_color) are dependent upon them. */ | |
41c1bdd9 | 867 | /* Process default font as well, since fringe widths depends on it. */ |
7d0393cf | 868 | for (p = 0; p < i; p++) |
a797a73d GV |
869 | { |
870 | Lisp_Object prop, val; | |
871 | ||
872 | prop = parms[p]; | |
873 | val = values[p]; | |
41c1bdd9 KS |
874 | if (EQ (prop, Qforeground_color) |
875 | || EQ (prop, Qbackground_color) | |
f7b9d4d1 JR |
876 | || EQ (prop, Qfont) |
877 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
878 | { |
879 | register Lisp_Object param_index, old_value; | |
880 | ||
a797a73d | 881 | old_value = get_frame_param (f, prop); |
f7b9d4d1 | 882 | fullscreen_is_being_set |= EQ (prop, Qfullscreen); |
a05e2bae JR |
883 | |
884 | if (NILP (Fequal (val, old_value))) | |
885 | { | |
886 | store_frame_param (f, prop, val); | |
7d0393cf | 887 | |
a05e2bae JR |
888 | param_index = Fget (prop, Qx_frame_parameter); |
889 | if (NATNUMP (param_index) | |
890 | && (XFASTINT (param_index) | |
891 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
892 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
893 | } | |
a797a73d GV |
894 | } |
895 | } | |
896 | ||
ee78dc32 GV |
897 | /* Now process them in reverse of specified order. */ |
898 | for (i--; i >= 0; i--) | |
899 | { | |
900 | Lisp_Object prop, val; | |
901 | ||
902 | prop = parms[i]; | |
903 | val = values[i]; | |
904 | ||
b839712d RS |
905 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
906 | width = XFASTINT (val); | |
907 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
908 | height = XFASTINT (val); | |
ee78dc32 GV |
909 | else if (EQ (prop, Qtop)) |
910 | top = val; | |
911 | else if (EQ (prop, Qleft)) | |
912 | left = val; | |
913 | else if (EQ (prop, Qicon_top)) | |
914 | icon_top = val; | |
915 | else if (EQ (prop, Qicon_left)) | |
916 | icon_left = val; | |
41c1bdd9 KS |
917 | else if (EQ (prop, Qforeground_color) |
918 | || EQ (prop, Qbackground_color) | |
f7b9d4d1 JR |
919 | || EQ (prop, Qfont) |
920 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
921 | /* Processed above. */ |
922 | continue; | |
ee78dc32 GV |
923 | else |
924 | { | |
925 | register Lisp_Object param_index, old_value; | |
926 | ||
ee78dc32 | 927 | old_value = get_frame_param (f, prop); |
a05e2bae | 928 | |
ee78dc32 | 929 | store_frame_param (f, prop, val); |
a05e2bae JR |
930 | |
931 | param_index = Fget (prop, Qx_frame_parameter); | |
ee78dc32 GV |
932 | if (NATNUMP (param_index) |
933 | && (XFASTINT (param_index) | |
934 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
3c190163 | 935 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); |
ee78dc32 GV |
936 | } |
937 | } | |
938 | ||
939 | /* Don't die if just one of these was set. */ | |
940 | if (EQ (left, Qunbound)) | |
941 | { | |
942 | left_no_change = 1; | |
fbd6baed GV |
943 | if (f->output_data.w32->left_pos < 0) |
944 | left = Fcons (Qplus, Fcons (make_number (f->output_data.w32->left_pos), Qnil)); | |
ee78dc32 | 945 | else |
fbd6baed | 946 | XSETINT (left, f->output_data.w32->left_pos); |
ee78dc32 GV |
947 | } |
948 | if (EQ (top, Qunbound)) | |
949 | { | |
950 | top_no_change = 1; | |
fbd6baed GV |
951 | if (f->output_data.w32->top_pos < 0) |
952 | top = Fcons (Qplus, Fcons (make_number (f->output_data.w32->top_pos), Qnil)); | |
ee78dc32 | 953 | else |
fbd6baed | 954 | XSETINT (top, f->output_data.w32->top_pos); |
ee78dc32 GV |
955 | } |
956 | ||
957 | /* If one of the icon positions was not set, preserve or default it. */ | |
958 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
959 | { | |
960 | icon_left_no_change = 1; | |
961 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
962 | if (NILP (icon_left)) | |
963 | XSETINT (icon_left, 0); | |
964 | } | |
965 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
966 | { | |
967 | icon_top_no_change = 1; | |
968 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
969 | if (NILP (icon_top)) | |
970 | XSETINT (icon_top, 0); | |
971 | } | |
972 | ||
f7b9d4d1 JR |
973 | if (FRAME_VISIBLE_P (f) && fullscreen_is_being_set) |
974 | { | |
975 | /* If the frame is visible already and the fullscreen parameter is | |
976 | being set, it is too late to set WM manager hints to specify | |
977 | size and position. | |
978 | Here we first get the width, height and position that applies to | |
979 | fullscreen. We then move the frame to the appropriate | |
980 | position. Resize of the frame is taken care of in the code after | |
981 | this if-statement. */ | |
982 | int new_left, new_top; | |
7d0393cf | 983 | |
f7b9d4d1 JR |
984 | x_fullscreen_adjust (f, &width, &height, &new_top, &new_left); |
985 | x_fullscreen_move (f, new_top, new_left); | |
986 | } | |
987 | ||
ee78dc32 GV |
988 | /* Don't set these parameters unless they've been explicitly |
989 | specified. The window might be mapped or resized while we're in | |
990 | this function, and we don't want to override that unless the lisp | |
991 | code has asked for it. | |
992 | ||
993 | Don't set these parameters unless they actually differ from the | |
994 | window's current parameters; the window may not actually exist | |
995 | yet. */ | |
996 | { | |
997 | Lisp_Object frame; | |
998 | ||
999 | check_frame_size (f, &height, &width); | |
1000 | ||
1001 | XSETFRAME (frame, f); | |
1002 | ||
dfff8a69 JR |
1003 | if (width != FRAME_WIDTH (f) |
1004 | || height != FRAME_HEIGHT (f) | |
1005 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) | |
b839712d | 1006 | Fset_frame_size (frame, make_number (width), make_number (height)); |
ee78dc32 GV |
1007 | |
1008 | if ((!NILP (left) || !NILP (top)) | |
1009 | && ! (left_no_change && top_no_change) | |
fbd6baed GV |
1010 | && ! (NUMBERP (left) && XINT (left) == f->output_data.w32->left_pos |
1011 | && NUMBERP (top) && XINT (top) == f->output_data.w32->top_pos)) | |
ee78dc32 GV |
1012 | { |
1013 | int leftpos = 0; | |
1014 | int toppos = 0; | |
1015 | ||
1016 | /* Record the signs. */ | |
fbd6baed | 1017 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 | 1018 | if (EQ (left, Qminus)) |
fbd6baed | 1019 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 GV |
1020 | else if (INTEGERP (left)) |
1021 | { | |
1022 | leftpos = XINT (left); | |
1023 | if (leftpos < 0) | |
fbd6baed | 1024 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 1025 | } |
8e713be6 KR |
1026 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1027 | && CONSP (XCDR (left)) | |
1028 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 1029 | { |
8e713be6 | 1030 | leftpos = - XINT (XCAR (XCDR (left))); |
fbd6baed | 1031 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 1032 | } |
8e713be6 KR |
1033 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1034 | && CONSP (XCDR (left)) | |
1035 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 1036 | { |
8e713be6 | 1037 | leftpos = XINT (XCAR (XCDR (left))); |
ee78dc32 GV |
1038 | } |
1039 | ||
1040 | if (EQ (top, Qminus)) | |
fbd6baed | 1041 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 GV |
1042 | else if (INTEGERP (top)) |
1043 | { | |
1044 | toppos = XINT (top); | |
1045 | if (toppos < 0) | |
fbd6baed | 1046 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 1047 | } |
8e713be6 KR |
1048 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1049 | && CONSP (XCDR (top)) | |
1050 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 1051 | { |
8e713be6 | 1052 | toppos = - XINT (XCAR (XCDR (top))); |
fbd6baed | 1053 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 1054 | } |
8e713be6 KR |
1055 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1056 | && CONSP (XCDR (top)) | |
1057 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 1058 | { |
8e713be6 | 1059 | toppos = XINT (XCAR (XCDR (top))); |
ee78dc32 GV |
1060 | } |
1061 | ||
1062 | ||
1063 | /* Store the numeric value of the position. */ | |
fbd6baed GV |
1064 | f->output_data.w32->top_pos = toppos; |
1065 | f->output_data.w32->left_pos = leftpos; | |
ee78dc32 | 1066 | |
fbd6baed | 1067 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
1068 | |
1069 | /* Actually set that position, and convert to absolute. */ | |
1070 | x_set_offset (f, leftpos, toppos, -1); | |
1071 | } | |
1072 | ||
1073 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1074 | && ! (icon_left_no_change && icon_top_no_change)) | |
1075 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
1076 | } | |
5878523b RS |
1077 | |
1078 | UNGCPRO; | |
ee78dc32 GV |
1079 | } |
1080 | ||
1081 | /* Store the screen positions of frame F into XPTR and YPTR. | |
1082 | These are the positions of the containing window manager window, | |
1083 | not Emacs's own window. */ | |
1084 | ||
1085 | void | |
1086 | x_real_positions (f, xptr, yptr) | |
1087 | FRAME_PTR f; | |
1088 | int *xptr, *yptr; | |
1089 | { | |
1090 | POINT pt; | |
f7b9d4d1 | 1091 | RECT rect; |
3c190163 | 1092 | |
f7b9d4d1 JR |
1093 | GetClientRect(FRAME_W32_WINDOW(f), &rect); |
1094 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, FRAME_EXTERNAL_MENU_BAR(f)); | |
1095 | ||
1096 | pt.x = rect.left; | |
1097 | pt.y = rect.top; | |
ee78dc32 | 1098 | |
fbd6baed | 1099 | ClientToScreen (FRAME_W32_WINDOW(f), &pt); |
ee78dc32 | 1100 | |
f7b9d4d1 JR |
1101 | /* Remember x_pixels_diff and y_pixels_diff. */ |
1102 | f->output_data.w32->x_pixels_diff = pt.x - rect.left; | |
1103 | f->output_data.w32->y_pixels_diff = pt.y - rect.top; | |
1104 | ||
ee78dc32 GV |
1105 | *xptr = pt.x; |
1106 | *yptr = pt.y; | |
1107 | } | |
1108 | ||
1109 | /* Insert a description of internally-recorded parameters of frame X | |
1110 | into the parameter alist *ALISTPTR that is to be given to the user. | |
fbd6baed | 1111 | Only parameters that are specific to W32 |
ee78dc32 GV |
1112 | and whose values are not correctly recorded in the frame's |
1113 | param_alist need to be considered here. */ | |
1114 | ||
dfff8a69 | 1115 | void |
ee78dc32 GV |
1116 | x_report_frame_params (f, alistptr) |
1117 | struct frame *f; | |
1118 | Lisp_Object *alistptr; | |
1119 | { | |
1120 | char buf[16]; | |
1121 | Lisp_Object tem; | |
1122 | ||
1123 | /* Represent negative positions (off the top or left screen edge) | |
1124 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
fbd6baed GV |
1125 | XSETINT (tem, f->output_data.w32->left_pos); |
1126 | if (f->output_data.w32->left_pos >= 0) | |
ee78dc32 GV |
1127 | store_in_alist (alistptr, Qleft, tem); |
1128 | else | |
1129 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1130 | ||
fbd6baed GV |
1131 | XSETINT (tem, f->output_data.w32->top_pos); |
1132 | if (f->output_data.w32->top_pos >= 0) | |
ee78dc32 GV |
1133 | store_in_alist (alistptr, Qtop, tem); |
1134 | else | |
1135 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
1136 | ||
1137 | store_in_alist (alistptr, Qborder_width, | |
fbd6baed | 1138 | make_number (f->output_data.w32->border_width)); |
ee78dc32 | 1139 | store_in_alist (alistptr, Qinternal_border_width, |
fbd6baed | 1140 | make_number (f->output_data.w32->internal_border_width)); |
e90c3f90 KS |
1141 | store_in_alist (alistptr, Qleft_fringe, |
1142 | make_number (f->output_data.w32->left_fringe_width)); | |
1143 | store_in_alist (alistptr, Qright_fringe, | |
1144 | make_number (f->output_data.w32->right_fringe_width)); | |
aa17b858 EZ |
1145 | store_in_alist (alistptr, Qscroll_bar_width, |
1146 | make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
1147 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f) | |
1148 | : 0)); | |
fbd6baed | 1149 | sprintf (buf, "%ld", (long) FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
1150 | store_in_alist (alistptr, Qwindow_id, |
1151 | build_string (buf)); | |
1152 | store_in_alist (alistptr, Qicon_name, f->icon_name); | |
1153 | FRAME_SAMPLE_VISIBILITY (f); | |
1154 | store_in_alist (alistptr, Qvisibility, | |
1155 | (FRAME_VISIBLE_P (f) ? Qt | |
1156 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
1157 | store_in_alist (alistptr, Qdisplay, | |
8e713be6 | 1158 | XCAR (FRAME_W32_DISPLAY_INFO (f)->name_list_element)); |
ee78dc32 GV |
1159 | } |
1160 | \f | |
1161 | ||
74e1aeec JR |
1162 | DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color, |
1163 | Sw32_define_rgb_color, 4, 4, 0, | |
1164 | doc: /* Convert RGB numbers to a windows color reference and associate with NAME. | |
1165 | This adds or updates a named color to w32-color-map, making it | |
1166 | available for use. The original entry's RGB ref is returned, or nil | |
1167 | if the entry is new. */) | |
5ac45f98 GV |
1168 | (red, green, blue, name) |
1169 | Lisp_Object red, green, blue, name; | |
ee78dc32 | 1170 | { |
5ac45f98 GV |
1171 | Lisp_Object rgb; |
1172 | Lisp_Object oldrgb = Qnil; | |
1173 | Lisp_Object entry; | |
1174 | ||
b7826503 PJ |
1175 | CHECK_NUMBER (red); |
1176 | CHECK_NUMBER (green); | |
1177 | CHECK_NUMBER (blue); | |
1178 | CHECK_STRING (name); | |
ee78dc32 | 1179 | |
5ac45f98 | 1180 | XSET (rgb, Lisp_Int, RGB(XUINT (red), XUINT (green), XUINT (blue))); |
ee78dc32 | 1181 | |
5ac45f98 | 1182 | BLOCK_INPUT; |
ee78dc32 | 1183 | |
fbd6baed GV |
1184 | /* replace existing entry in w32-color-map or add new entry. */ |
1185 | entry = Fassoc (name, Vw32_color_map); | |
5ac45f98 GV |
1186 | if (NILP (entry)) |
1187 | { | |
1188 | entry = Fcons (name, rgb); | |
fbd6baed | 1189 | Vw32_color_map = Fcons (entry, Vw32_color_map); |
5ac45f98 GV |
1190 | } |
1191 | else | |
1192 | { | |
1193 | oldrgb = Fcdr (entry); | |
1194 | Fsetcdr (entry, rgb); | |
1195 | } | |
1196 | ||
1197 | UNBLOCK_INPUT; | |
1198 | ||
1199 | return (oldrgb); | |
ee78dc32 GV |
1200 | } |
1201 | ||
74e1aeec JR |
1202 | DEFUN ("w32-load-color-file", Fw32_load_color_file, |
1203 | Sw32_load_color_file, 1, 1, 0, | |
1204 | doc: /* Create an alist of color entries from an external file. | |
1205 | Assign this value to w32-color-map to replace the existing color map. | |
1206 | ||
1207 | The file should define one named RGB color per line like so: | |
1208 | R G B name | |
1209 | where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */) | |
5ac45f98 GV |
1210 | (filename) |
1211 | Lisp_Object filename; | |
1212 | { | |
1213 | FILE *fp; | |
1214 | Lisp_Object cmap = Qnil; | |
1215 | Lisp_Object abspath; | |
1216 | ||
b7826503 | 1217 | CHECK_STRING (filename); |
5ac45f98 GV |
1218 | abspath = Fexpand_file_name (filename, Qnil); |
1219 | ||
d5db4077 | 1220 | fp = fopen (SDATA (filename), "rt"); |
5ac45f98 GV |
1221 | if (fp) |
1222 | { | |
1223 | char buf[512]; | |
1224 | int red, green, blue; | |
1225 | int num; | |
1226 | ||
1227 | BLOCK_INPUT; | |
1228 | ||
1229 | while (fgets (buf, sizeof (buf), fp) != NULL) { | |
1230 | if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3) | |
1231 | { | |
1232 | char *name = buf + num; | |
1233 | num = strlen (name) - 1; | |
1234 | if (name[num] == '\n') | |
1235 | name[num] = 0; | |
1236 | cmap = Fcons (Fcons (build_string (name), | |
1237 | make_number (RGB (red, green, blue))), | |
1238 | cmap); | |
1239 | } | |
1240 | } | |
1241 | fclose (fp); | |
1242 | ||
1243 | UNBLOCK_INPUT; | |
1244 | } | |
1245 | ||
1246 | return cmap; | |
1247 | } | |
ee78dc32 | 1248 | |
fbd6baed | 1249 | /* The default colors for the w32 color map */ |
7d0393cf | 1250 | typedef struct colormap_t |
ee78dc32 GV |
1251 | { |
1252 | char *name; | |
1253 | COLORREF colorref; | |
1254 | } colormap_t; | |
1255 | ||
7d0393cf | 1256 | colormap_t w32_color_map[] = |
ee78dc32 | 1257 | { |
1da8a614 GV |
1258 | {"snow" , PALETTERGB (255,250,250)}, |
1259 | {"ghost white" , PALETTERGB (248,248,255)}, | |
1260 | {"GhostWhite" , PALETTERGB (248,248,255)}, | |
1261 | {"white smoke" , PALETTERGB (245,245,245)}, | |
1262 | {"WhiteSmoke" , PALETTERGB (245,245,245)}, | |
1263 | {"gainsboro" , PALETTERGB (220,220,220)}, | |
1264 | {"floral white" , PALETTERGB (255,250,240)}, | |
1265 | {"FloralWhite" , PALETTERGB (255,250,240)}, | |
1266 | {"old lace" , PALETTERGB (253,245,230)}, | |
1267 | {"OldLace" , PALETTERGB (253,245,230)}, | |
1268 | {"linen" , PALETTERGB (250,240,230)}, | |
1269 | {"antique white" , PALETTERGB (250,235,215)}, | |
1270 | {"AntiqueWhite" , PALETTERGB (250,235,215)}, | |
1271 | {"papaya whip" , PALETTERGB (255,239,213)}, | |
1272 | {"PapayaWhip" , PALETTERGB (255,239,213)}, | |
1273 | {"blanched almond" , PALETTERGB (255,235,205)}, | |
1274 | {"BlanchedAlmond" , PALETTERGB (255,235,205)}, | |
1275 | {"bisque" , PALETTERGB (255,228,196)}, | |
1276 | {"peach puff" , PALETTERGB (255,218,185)}, | |
1277 | {"PeachPuff" , PALETTERGB (255,218,185)}, | |
1278 | {"navajo white" , PALETTERGB (255,222,173)}, | |
1279 | {"NavajoWhite" , PALETTERGB (255,222,173)}, | |
1280 | {"moccasin" , PALETTERGB (255,228,181)}, | |
1281 | {"cornsilk" , PALETTERGB (255,248,220)}, | |
1282 | {"ivory" , PALETTERGB (255,255,240)}, | |
1283 | {"lemon chiffon" , PALETTERGB (255,250,205)}, | |
1284 | {"LemonChiffon" , PALETTERGB (255,250,205)}, | |
1285 | {"seashell" , PALETTERGB (255,245,238)}, | |
1286 | {"honeydew" , PALETTERGB (240,255,240)}, | |
1287 | {"mint cream" , PALETTERGB (245,255,250)}, | |
1288 | {"MintCream" , PALETTERGB (245,255,250)}, | |
1289 | {"azure" , PALETTERGB (240,255,255)}, | |
1290 | {"alice blue" , PALETTERGB (240,248,255)}, | |
1291 | {"AliceBlue" , PALETTERGB (240,248,255)}, | |
1292 | {"lavender" , PALETTERGB (230,230,250)}, | |
1293 | {"lavender blush" , PALETTERGB (255,240,245)}, | |
1294 | {"LavenderBlush" , PALETTERGB (255,240,245)}, | |
1295 | {"misty rose" , PALETTERGB (255,228,225)}, | |
1296 | {"MistyRose" , PALETTERGB (255,228,225)}, | |
1297 | {"white" , PALETTERGB (255,255,255)}, | |
1298 | {"black" , PALETTERGB ( 0, 0, 0)}, | |
1299 | {"dark slate gray" , PALETTERGB ( 47, 79, 79)}, | |
1300 | {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)}, | |
1301 | {"dark slate grey" , PALETTERGB ( 47, 79, 79)}, | |
1302 | {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)}, | |
1303 | {"dim gray" , PALETTERGB (105,105,105)}, | |
1304 | {"DimGray" , PALETTERGB (105,105,105)}, | |
1305 | {"dim grey" , PALETTERGB (105,105,105)}, | |
1306 | {"DimGrey" , PALETTERGB (105,105,105)}, | |
1307 | {"slate gray" , PALETTERGB (112,128,144)}, | |
1308 | {"SlateGray" , PALETTERGB (112,128,144)}, | |
1309 | {"slate grey" , PALETTERGB (112,128,144)}, | |
1310 | {"SlateGrey" , PALETTERGB (112,128,144)}, | |
1311 | {"light slate gray" , PALETTERGB (119,136,153)}, | |
1312 | {"LightSlateGray" , PALETTERGB (119,136,153)}, | |
1313 | {"light slate grey" , PALETTERGB (119,136,153)}, | |
1314 | {"LightSlateGrey" , PALETTERGB (119,136,153)}, | |
1315 | {"gray" , PALETTERGB (190,190,190)}, | |
1316 | {"grey" , PALETTERGB (190,190,190)}, | |
1317 | {"light grey" , PALETTERGB (211,211,211)}, | |
1318 | {"LightGrey" , PALETTERGB (211,211,211)}, | |
1319 | {"light gray" , PALETTERGB (211,211,211)}, | |
1320 | {"LightGray" , PALETTERGB (211,211,211)}, | |
1321 | {"midnight blue" , PALETTERGB ( 25, 25,112)}, | |
1322 | {"MidnightBlue" , PALETTERGB ( 25, 25,112)}, | |
1323 | {"navy" , PALETTERGB ( 0, 0,128)}, | |
1324 | {"navy blue" , PALETTERGB ( 0, 0,128)}, | |
1325 | {"NavyBlue" , PALETTERGB ( 0, 0,128)}, | |
1326 | {"cornflower blue" , PALETTERGB (100,149,237)}, | |
1327 | {"CornflowerBlue" , PALETTERGB (100,149,237)}, | |
1328 | {"dark slate blue" , PALETTERGB ( 72, 61,139)}, | |
1329 | {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)}, | |
1330 | {"slate blue" , PALETTERGB (106, 90,205)}, | |
1331 | {"SlateBlue" , PALETTERGB (106, 90,205)}, | |
1332 | {"medium slate blue" , PALETTERGB (123,104,238)}, | |
1333 | {"MediumSlateBlue" , PALETTERGB (123,104,238)}, | |
1334 | {"light slate blue" , PALETTERGB (132,112,255)}, | |
1335 | {"LightSlateBlue" , PALETTERGB (132,112,255)}, | |
1336 | {"medium blue" , PALETTERGB ( 0, 0,205)}, | |
1337 | {"MediumBlue" , PALETTERGB ( 0, 0,205)}, | |
1338 | {"royal blue" , PALETTERGB ( 65,105,225)}, | |
1339 | {"RoyalBlue" , PALETTERGB ( 65,105,225)}, | |
1340 | {"blue" , PALETTERGB ( 0, 0,255)}, | |
1341 | {"dodger blue" , PALETTERGB ( 30,144,255)}, | |
1342 | {"DodgerBlue" , PALETTERGB ( 30,144,255)}, | |
1343 | {"deep sky blue" , PALETTERGB ( 0,191,255)}, | |
1344 | {"DeepSkyBlue" , PALETTERGB ( 0,191,255)}, | |
1345 | {"sky blue" , PALETTERGB (135,206,235)}, | |
1346 | {"SkyBlue" , PALETTERGB (135,206,235)}, | |
1347 | {"light sky blue" , PALETTERGB (135,206,250)}, | |
1348 | {"LightSkyBlue" , PALETTERGB (135,206,250)}, | |
1349 | {"steel blue" , PALETTERGB ( 70,130,180)}, | |
1350 | {"SteelBlue" , PALETTERGB ( 70,130,180)}, | |
1351 | {"light steel blue" , PALETTERGB (176,196,222)}, | |
1352 | {"LightSteelBlue" , PALETTERGB (176,196,222)}, | |
1353 | {"light blue" , PALETTERGB (173,216,230)}, | |
1354 | {"LightBlue" , PALETTERGB (173,216,230)}, | |
1355 | {"powder blue" , PALETTERGB (176,224,230)}, | |
1356 | {"PowderBlue" , PALETTERGB (176,224,230)}, | |
1357 | {"pale turquoise" , PALETTERGB (175,238,238)}, | |
1358 | {"PaleTurquoise" , PALETTERGB (175,238,238)}, | |
1359 | {"dark turquoise" , PALETTERGB ( 0,206,209)}, | |
1360 | {"DarkTurquoise" , PALETTERGB ( 0,206,209)}, | |
1361 | {"medium turquoise" , PALETTERGB ( 72,209,204)}, | |
1362 | {"MediumTurquoise" , PALETTERGB ( 72,209,204)}, | |
1363 | {"turquoise" , PALETTERGB ( 64,224,208)}, | |
1364 | {"cyan" , PALETTERGB ( 0,255,255)}, | |
1365 | {"light cyan" , PALETTERGB (224,255,255)}, | |
1366 | {"LightCyan" , PALETTERGB (224,255,255)}, | |
1367 | {"cadet blue" , PALETTERGB ( 95,158,160)}, | |
1368 | {"CadetBlue" , PALETTERGB ( 95,158,160)}, | |
1369 | {"medium aquamarine" , PALETTERGB (102,205,170)}, | |
1370 | {"MediumAquamarine" , PALETTERGB (102,205,170)}, | |
1371 | {"aquamarine" , PALETTERGB (127,255,212)}, | |
1372 | {"dark green" , PALETTERGB ( 0,100, 0)}, | |
1373 | {"DarkGreen" , PALETTERGB ( 0,100, 0)}, | |
1374 | {"dark olive green" , PALETTERGB ( 85,107, 47)}, | |
1375 | {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)}, | |
1376 | {"dark sea green" , PALETTERGB (143,188,143)}, | |
1377 | {"DarkSeaGreen" , PALETTERGB (143,188,143)}, | |
1378 | {"sea green" , PALETTERGB ( 46,139, 87)}, | |
1379 | {"SeaGreen" , PALETTERGB ( 46,139, 87)}, | |
1380 | {"medium sea green" , PALETTERGB ( 60,179,113)}, | |
1381 | {"MediumSeaGreen" , PALETTERGB ( 60,179,113)}, | |
1382 | {"light sea green" , PALETTERGB ( 32,178,170)}, | |
1383 | {"LightSeaGreen" , PALETTERGB ( 32,178,170)}, | |
1384 | {"pale green" , PALETTERGB (152,251,152)}, | |
1385 | {"PaleGreen" , PALETTERGB (152,251,152)}, | |
1386 | {"spring green" , PALETTERGB ( 0,255,127)}, | |
1387 | {"SpringGreen" , PALETTERGB ( 0,255,127)}, | |
1388 | {"lawn green" , PALETTERGB (124,252, 0)}, | |
1389 | {"LawnGreen" , PALETTERGB (124,252, 0)}, | |
1390 | {"green" , PALETTERGB ( 0,255, 0)}, | |
1391 | {"chartreuse" , PALETTERGB (127,255, 0)}, | |
1392 | {"medium spring green" , PALETTERGB ( 0,250,154)}, | |
1393 | {"MediumSpringGreen" , PALETTERGB ( 0,250,154)}, | |
1394 | {"green yellow" , PALETTERGB (173,255, 47)}, | |
1395 | {"GreenYellow" , PALETTERGB (173,255, 47)}, | |
1396 | {"lime green" , PALETTERGB ( 50,205, 50)}, | |
1397 | {"LimeGreen" , PALETTERGB ( 50,205, 50)}, | |
1398 | {"yellow green" , PALETTERGB (154,205, 50)}, | |
1399 | {"YellowGreen" , PALETTERGB (154,205, 50)}, | |
1400 | {"forest green" , PALETTERGB ( 34,139, 34)}, | |
1401 | {"ForestGreen" , PALETTERGB ( 34,139, 34)}, | |
1402 | {"olive drab" , PALETTERGB (107,142, 35)}, | |
1403 | {"OliveDrab" , PALETTERGB (107,142, 35)}, | |
1404 | {"dark khaki" , PALETTERGB (189,183,107)}, | |
1405 | {"DarkKhaki" , PALETTERGB (189,183,107)}, | |
1406 | {"khaki" , PALETTERGB (240,230,140)}, | |
1407 | {"pale goldenrod" , PALETTERGB (238,232,170)}, | |
1408 | {"PaleGoldenrod" , PALETTERGB (238,232,170)}, | |
1409 | {"light goldenrod yellow" , PALETTERGB (250,250,210)}, | |
1410 | {"LightGoldenrodYellow" , PALETTERGB (250,250,210)}, | |
1411 | {"light yellow" , PALETTERGB (255,255,224)}, | |
1412 | {"LightYellow" , PALETTERGB (255,255,224)}, | |
1413 | {"yellow" , PALETTERGB (255,255, 0)}, | |
1414 | {"gold" , PALETTERGB (255,215, 0)}, | |
1415 | {"light goldenrod" , PALETTERGB (238,221,130)}, | |
1416 | {"LightGoldenrod" , PALETTERGB (238,221,130)}, | |
1417 | {"goldenrod" , PALETTERGB (218,165, 32)}, | |
1418 | {"dark goldenrod" , PALETTERGB (184,134, 11)}, | |
1419 | {"DarkGoldenrod" , PALETTERGB (184,134, 11)}, | |
1420 | {"rosy brown" , PALETTERGB (188,143,143)}, | |
1421 | {"RosyBrown" , PALETTERGB (188,143,143)}, | |
1422 | {"indian red" , PALETTERGB (205, 92, 92)}, | |
1423 | {"IndianRed" , PALETTERGB (205, 92, 92)}, | |
1424 | {"saddle brown" , PALETTERGB (139, 69, 19)}, | |
1425 | {"SaddleBrown" , PALETTERGB (139, 69, 19)}, | |
1426 | {"sienna" , PALETTERGB (160, 82, 45)}, | |
1427 | {"peru" , PALETTERGB (205,133, 63)}, | |
1428 | {"burlywood" , PALETTERGB (222,184,135)}, | |
1429 | {"beige" , PALETTERGB (245,245,220)}, | |
1430 | {"wheat" , PALETTERGB (245,222,179)}, | |
1431 | {"sandy brown" , PALETTERGB (244,164, 96)}, | |
1432 | {"SandyBrown" , PALETTERGB (244,164, 96)}, | |
1433 | {"tan" , PALETTERGB (210,180,140)}, | |
1434 | {"chocolate" , PALETTERGB (210,105, 30)}, | |
1435 | {"firebrick" , PALETTERGB (178,34, 34)}, | |
1436 | {"brown" , PALETTERGB (165,42, 42)}, | |
1437 | {"dark salmon" , PALETTERGB (233,150,122)}, | |
1438 | {"DarkSalmon" , PALETTERGB (233,150,122)}, | |
1439 | {"salmon" , PALETTERGB (250,128,114)}, | |
1440 | {"light salmon" , PALETTERGB (255,160,122)}, | |
1441 | {"LightSalmon" , PALETTERGB (255,160,122)}, | |
1442 | {"orange" , PALETTERGB (255,165, 0)}, | |
1443 | {"dark orange" , PALETTERGB (255,140, 0)}, | |
1444 | {"DarkOrange" , PALETTERGB (255,140, 0)}, | |
1445 | {"coral" , PALETTERGB (255,127, 80)}, | |
1446 | {"light coral" , PALETTERGB (240,128,128)}, | |
1447 | {"LightCoral" , PALETTERGB (240,128,128)}, | |
1448 | {"tomato" , PALETTERGB (255, 99, 71)}, | |
1449 | {"orange red" , PALETTERGB (255, 69, 0)}, | |
1450 | {"OrangeRed" , PALETTERGB (255, 69, 0)}, | |
1451 | {"red" , PALETTERGB (255, 0, 0)}, | |
1452 | {"hot pink" , PALETTERGB (255,105,180)}, | |
1453 | {"HotPink" , PALETTERGB (255,105,180)}, | |
1454 | {"deep pink" , PALETTERGB (255, 20,147)}, | |
1455 | {"DeepPink" , PALETTERGB (255, 20,147)}, | |
1456 | {"pink" , PALETTERGB (255,192,203)}, | |
1457 | {"light pink" , PALETTERGB (255,182,193)}, | |
1458 | {"LightPink" , PALETTERGB (255,182,193)}, | |
1459 | {"pale violet red" , PALETTERGB (219,112,147)}, | |
1460 | {"PaleVioletRed" , PALETTERGB (219,112,147)}, | |
1461 | {"maroon" , PALETTERGB (176, 48, 96)}, | |
1462 | {"medium violet red" , PALETTERGB (199, 21,133)}, | |
1463 | {"MediumVioletRed" , PALETTERGB (199, 21,133)}, | |
1464 | {"violet red" , PALETTERGB (208, 32,144)}, | |
1465 | {"VioletRed" , PALETTERGB (208, 32,144)}, | |
1466 | {"magenta" , PALETTERGB (255, 0,255)}, | |
1467 | {"violet" , PALETTERGB (238,130,238)}, | |
1468 | {"plum" , PALETTERGB (221,160,221)}, | |
1469 | {"orchid" , PALETTERGB (218,112,214)}, | |
1470 | {"medium orchid" , PALETTERGB (186, 85,211)}, | |
1471 | {"MediumOrchid" , PALETTERGB (186, 85,211)}, | |
1472 | {"dark orchid" , PALETTERGB (153, 50,204)}, | |
1473 | {"DarkOrchid" , PALETTERGB (153, 50,204)}, | |
1474 | {"dark violet" , PALETTERGB (148, 0,211)}, | |
1475 | {"DarkViolet" , PALETTERGB (148, 0,211)}, | |
1476 | {"blue violet" , PALETTERGB (138, 43,226)}, | |
1477 | {"BlueViolet" , PALETTERGB (138, 43,226)}, | |
1478 | {"purple" , PALETTERGB (160, 32,240)}, | |
1479 | {"medium purple" , PALETTERGB (147,112,219)}, | |
1480 | {"MediumPurple" , PALETTERGB (147,112,219)}, | |
1481 | {"thistle" , PALETTERGB (216,191,216)}, | |
1482 | {"gray0" , PALETTERGB ( 0, 0, 0)}, | |
1483 | {"grey0" , PALETTERGB ( 0, 0, 0)}, | |
1484 | {"dark grey" , PALETTERGB (169,169,169)}, | |
1485 | {"DarkGrey" , PALETTERGB (169,169,169)}, | |
1486 | {"dark gray" , PALETTERGB (169,169,169)}, | |
1487 | {"DarkGray" , PALETTERGB (169,169,169)}, | |
1488 | {"dark blue" , PALETTERGB ( 0, 0,139)}, | |
1489 | {"DarkBlue" , PALETTERGB ( 0, 0,139)}, | |
1490 | {"dark cyan" , PALETTERGB ( 0,139,139)}, | |
1491 | {"DarkCyan" , PALETTERGB ( 0,139,139)}, | |
1492 | {"dark magenta" , PALETTERGB (139, 0,139)}, | |
1493 | {"DarkMagenta" , PALETTERGB (139, 0,139)}, | |
1494 | {"dark red" , PALETTERGB (139, 0, 0)}, | |
1495 | {"DarkRed" , PALETTERGB (139, 0, 0)}, | |
1496 | {"light green" , PALETTERGB (144,238,144)}, | |
1497 | {"LightGreen" , PALETTERGB (144,238,144)}, | |
ee78dc32 GV |
1498 | }; |
1499 | ||
fbd6baed | 1500 | DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map, |
74e1aeec | 1501 | 0, 0, 0, doc: /* Return the default color map. */) |
ee78dc32 GV |
1502 | () |
1503 | { | |
1504 | int i; | |
fbd6baed | 1505 | colormap_t *pc = w32_color_map; |
ee78dc32 | 1506 | Lisp_Object cmap; |
7d0393cf | 1507 | |
ee78dc32 | 1508 | BLOCK_INPUT; |
7d0393cf | 1509 | |
ee78dc32 | 1510 | cmap = Qnil; |
7d0393cf JB |
1511 | |
1512 | for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]); | |
ee78dc32 GV |
1513 | pc++, i++) |
1514 | cmap = Fcons (Fcons (build_string (pc->name), | |
1515 | make_number (pc->colorref)), | |
1516 | cmap); | |
7d0393cf | 1517 | |
ee78dc32 | 1518 | UNBLOCK_INPUT; |
7d0393cf | 1519 | |
ee78dc32 GV |
1520 | return (cmap); |
1521 | } | |
ee78dc32 | 1522 | |
7d0393cf | 1523 | Lisp_Object |
fbd6baed | 1524 | w32_to_x_color (rgb) |
ee78dc32 GV |
1525 | Lisp_Object rgb; |
1526 | { | |
1527 | Lisp_Object color; | |
7d0393cf | 1528 | |
b7826503 | 1529 | CHECK_NUMBER (rgb); |
7d0393cf | 1530 | |
ee78dc32 | 1531 | BLOCK_INPUT; |
7d0393cf | 1532 | |
fbd6baed | 1533 | color = Frassq (rgb, Vw32_color_map); |
7d0393cf | 1534 | |
ee78dc32 | 1535 | UNBLOCK_INPUT; |
7d0393cf | 1536 | |
ee78dc32 GV |
1537 | if (!NILP (color)) |
1538 | return (Fcar (color)); | |
1539 | else | |
1540 | return Qnil; | |
1541 | } | |
1542 | ||
5d7fed93 GV |
1543 | COLORREF |
1544 | w32_color_map_lookup (colorname) | |
1545 | char *colorname; | |
1546 | { | |
1547 | Lisp_Object tail, ret = Qnil; | |
1548 | ||
1549 | BLOCK_INPUT; | |
1550 | ||
1551 | for (tail = Vw32_color_map; !NILP (tail); tail = Fcdr (tail)) | |
1552 | { | |
1553 | register Lisp_Object elt, tem; | |
1554 | ||
1555 | elt = Fcar (tail); | |
1556 | if (!CONSP (elt)) continue; | |
1557 | ||
1558 | tem = Fcar (elt); | |
1559 | ||
d5db4077 | 1560 | if (lstrcmpi (SDATA (tem), colorname) == 0) |
5d7fed93 GV |
1561 | { |
1562 | ret = XUINT (Fcdr (elt)); | |
1563 | break; | |
1564 | } | |
1565 | ||
1566 | QUIT; | |
1567 | } | |
1568 | ||
1569 | ||
1570 | UNBLOCK_INPUT; | |
1571 | ||
1572 | return ret; | |
1573 | } | |
1574 | ||
7d0393cf | 1575 | COLORREF |
fbd6baed | 1576 | x_to_w32_color (colorname) |
ee78dc32 GV |
1577 | char * colorname; |
1578 | { | |
8edb0a6f JR |
1579 | register Lisp_Object ret = Qnil; |
1580 | ||
ee78dc32 | 1581 | BLOCK_INPUT; |
1edf84e7 GV |
1582 | |
1583 | if (colorname[0] == '#') | |
1584 | { | |
1585 | /* Could be an old-style RGB Device specification. */ | |
1586 | char *color; | |
1587 | int size; | |
1588 | color = colorname + 1; | |
7d0393cf | 1589 | |
1edf84e7 GV |
1590 | size = strlen(color); |
1591 | if (size == 3 || size == 6 || size == 9 || size == 12) | |
1592 | { | |
1593 | UINT colorval; | |
1594 | int i, pos; | |
1595 | pos = 0; | |
1596 | size /= 3; | |
1597 | colorval = 0; | |
7d0393cf | 1598 | |
1edf84e7 GV |
1599 | for (i = 0; i < 3; i++) |
1600 | { | |
1601 | char *end; | |
1602 | char t; | |
1603 | unsigned long value; | |
1604 | ||
1605 | /* The check for 'x' in the following conditional takes into | |
1606 | account the fact that strtol allows a "0x" in front of | |
1607 | our numbers, and we don't. */ | |
1608 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1609 | break; | |
1610 | t = color[size]; | |
1611 | color[size] = '\0'; | |
1612 | value = strtoul(color, &end, 16); | |
1613 | color[size] = t; | |
1614 | if (errno == ERANGE || end - color != size) | |
1615 | break; | |
1616 | switch (size) | |
1617 | { | |
1618 | case 1: | |
1619 | value = value * 0x10; | |
1620 | break; | |
1621 | case 2: | |
1622 | break; | |
1623 | case 3: | |
1624 | value /= 0x10; | |
1625 | break; | |
1626 | case 4: | |
1627 | value /= 0x100; | |
1628 | break; | |
1629 | } | |
1630 | colorval |= (value << pos); | |
1631 | pos += 0x8; | |
1632 | if (i == 2) | |
1633 | { | |
1634 | UNBLOCK_INPUT; | |
1635 | return (colorval); | |
1636 | } | |
1637 | color = end; | |
1638 | } | |
1639 | } | |
1640 | } | |
1641 | else if (strnicmp(colorname, "rgb:", 4) == 0) | |
1642 | { | |
1643 | char *color; | |
1644 | UINT colorval; | |
1645 | int i, pos; | |
1646 | pos = 0; | |
1647 | ||
1648 | colorval = 0; | |
1649 | color = colorname + 4; | |
1650 | for (i = 0; i < 3; i++) | |
1651 | { | |
1652 | char *end; | |
1653 | unsigned long value; | |
7d0393cf | 1654 | |
1edf84e7 GV |
1655 | /* The check for 'x' in the following conditional takes into |
1656 | account the fact that strtol allows a "0x" in front of | |
1657 | our numbers, and we don't. */ | |
1658 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1659 | break; | |
1660 | value = strtoul(color, &end, 16); | |
1661 | if (errno == ERANGE) | |
1662 | break; | |
1663 | switch (end - color) | |
1664 | { | |
1665 | case 1: | |
1666 | value = value * 0x10 + value; | |
1667 | break; | |
1668 | case 2: | |
1669 | break; | |
1670 | case 3: | |
1671 | value /= 0x10; | |
1672 | break; | |
1673 | case 4: | |
1674 | value /= 0x100; | |
1675 | break; | |
1676 | default: | |
1677 | value = ULONG_MAX; | |
1678 | } | |
1679 | if (value == ULONG_MAX) | |
1680 | break; | |
1681 | colorval |= (value << pos); | |
1682 | pos += 0x8; | |
1683 | if (i == 2) | |
1684 | { | |
1685 | if (*end != '\0') | |
1686 | break; | |
1687 | UNBLOCK_INPUT; | |
1688 | return (colorval); | |
1689 | } | |
1690 | if (*end != '/') | |
1691 | break; | |
1692 | color = end + 1; | |
1693 | } | |
1694 | } | |
1695 | else if (strnicmp(colorname, "rgbi:", 5) == 0) | |
1696 | { | |
1697 | /* This is an RGB Intensity specification. */ | |
1698 | char *color; | |
1699 | UINT colorval; | |
1700 | int i, pos; | |
1701 | pos = 0; | |
1702 | ||
1703 | colorval = 0; | |
1704 | color = colorname + 5; | |
1705 | for (i = 0; i < 3; i++) | |
1706 | { | |
1707 | char *end; | |
1708 | double value; | |
1709 | UINT val; | |
1710 | ||
1711 | value = strtod(color, &end); | |
1712 | if (errno == ERANGE) | |
1713 | break; | |
1714 | if (value < 0.0 || value > 1.0) | |
1715 | break; | |
1716 | val = (UINT)(0x100 * value); | |
7d0393cf | 1717 | /* We used 0x100 instead of 0xFF to give a continuous |
1edf84e7 GV |
1718 | range between 0.0 and 1.0 inclusive. The next statement |
1719 | fixes the 1.0 case. */ | |
1720 | if (val == 0x100) | |
1721 | val = 0xFF; | |
1722 | colorval |= (val << pos); | |
1723 | pos += 0x8; | |
1724 | if (i == 2) | |
1725 | { | |
1726 | if (*end != '\0') | |
1727 | break; | |
1728 | UNBLOCK_INPUT; | |
1729 | return (colorval); | |
1730 | } | |
1731 | if (*end != '/') | |
1732 | break; | |
1733 | color = end + 1; | |
1734 | } | |
1735 | } | |
1736 | /* I am not going to attempt to handle any of the CIE color schemes | |
1737 | or TekHVC, since I don't know the algorithms for conversion to | |
1738 | RGB. */ | |
f695b4b1 GV |
1739 | |
1740 | /* If we fail to lookup the color name in w32_color_map, then check the | |
7d0393cf | 1741 | colorname to see if it can be crudely approximated: If the X color |
f695b4b1 GV |
1742 | ends in a number (e.g., "darkseagreen2"), strip the number and |
1743 | return the result of looking up the base color name. */ | |
1744 | ret = w32_color_map_lookup (colorname); | |
7d0393cf | 1745 | if (NILP (ret)) |
ee78dc32 | 1746 | { |
f695b4b1 | 1747 | int len = strlen (colorname); |
ee78dc32 | 1748 | |
7d0393cf | 1749 | if (isdigit (colorname[len - 1])) |
f695b4b1 | 1750 | { |
8b77111c | 1751 | char *ptr, *approx = alloca (len + 1); |
ee78dc32 | 1752 | |
f695b4b1 GV |
1753 | strcpy (approx, colorname); |
1754 | ptr = &approx[len - 1]; | |
7d0393cf | 1755 | while (ptr > approx && isdigit (*ptr)) |
f695b4b1 | 1756 | *ptr-- = '\0'; |
ee78dc32 | 1757 | |
f695b4b1 | 1758 | ret = w32_color_map_lookup (approx); |
ee78dc32 | 1759 | } |
ee78dc32 | 1760 | } |
7d0393cf | 1761 | |
ee78dc32 | 1762 | UNBLOCK_INPUT; |
ee78dc32 GV |
1763 | return ret; |
1764 | } | |
1765 | ||
5ac45f98 GV |
1766 | |
1767 | void | |
fbd6baed | 1768 | w32_regenerate_palette (FRAME_PTR f) |
5ac45f98 | 1769 | { |
fbd6baed | 1770 | struct w32_palette_entry * list; |
5ac45f98 GV |
1771 | LOGPALETTE * log_palette; |
1772 | HPALETTE new_palette; | |
1773 | int i; | |
1774 | ||
1775 | /* don't bother trying to create palette if not supported */ | |
fbd6baed | 1776 | if (! FRAME_W32_DISPLAY_INFO (f)->has_palette) |
5ac45f98 GV |
1777 | return; |
1778 | ||
1779 | log_palette = (LOGPALETTE *) | |
1780 | alloca (sizeof (LOGPALETTE) + | |
fbd6baed | 1781 | FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY)); |
5ac45f98 | 1782 | log_palette->palVersion = 0x300; |
fbd6baed | 1783 | log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 | 1784 | |
fbd6baed | 1785 | list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1786 | for (i = 0; |
fbd6baed | 1787 | i < FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 GV |
1788 | i++, list = list->next) |
1789 | log_palette->palPalEntry[i] = list->entry; | |
1790 | ||
1791 | new_palette = CreatePalette (log_palette); | |
1792 | ||
1793 | enter_crit (); | |
1794 | ||
fbd6baed GV |
1795 | if (FRAME_W32_DISPLAY_INFO (f)->palette) |
1796 | DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette); | |
1797 | FRAME_W32_DISPLAY_INFO (f)->palette = new_palette; | |
5ac45f98 GV |
1798 | |
1799 | /* Realize display palette and garbage all frames. */ | |
1800 | release_frame_dc (f, get_frame_dc (f)); | |
1801 | ||
1802 | leave_crit (); | |
1803 | } | |
1804 | ||
fbd6baed GV |
1805 | #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue) |
1806 | #define SET_W32_COLOR(pe, color) \ | |
5ac45f98 GV |
1807 | do \ |
1808 | { \ | |
1809 | pe.peRed = GetRValue (color); \ | |
1810 | pe.peGreen = GetGValue (color); \ | |
1811 | pe.peBlue = GetBValue (color); \ | |
1812 | pe.peFlags = 0; \ | |
1813 | } while (0) | |
1814 | ||
1815 | #if 0 | |
1816 | /* Keep these around in case we ever want to track color usage. */ | |
1817 | void | |
fbd6baed | 1818 | w32_map_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1819 | { |
fbd6baed | 1820 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1821 | |
fbd6baed | 1822 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1823 | return; |
1824 | ||
1825 | /* check if color is already mapped */ | |
1826 | while (list) | |
1827 | { | |
fbd6baed | 1828 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1829 | { |
1830 | ++list->refcount; | |
1831 | return; | |
1832 | } | |
1833 | list = list->next; | |
1834 | } | |
1835 | ||
1836 | /* not already mapped, so add to list and recreate Windows palette */ | |
fbd6baed GV |
1837 | list = (struct w32_palette_entry *) |
1838 | xmalloc (sizeof (struct w32_palette_entry)); | |
1839 | SET_W32_COLOR (list->entry, color); | |
5ac45f98 | 1840 | list->refcount = 1; |
fbd6baed GV |
1841 | list->next = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1842 | FRAME_W32_DISPLAY_INFO (f)->color_list = list; | |
1843 | FRAME_W32_DISPLAY_INFO (f)->num_colors++; | |
5ac45f98 GV |
1844 | |
1845 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1846 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1847 | } |
1848 | ||
1849 | void | |
fbd6baed | 1850 | w32_unmap_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1851 | { |
fbd6baed GV |
1852 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1853 | struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list; | |
5ac45f98 | 1854 | |
fbd6baed | 1855 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1856 | return; |
1857 | ||
1858 | /* check if color is already mapped */ | |
1859 | while (list) | |
1860 | { | |
fbd6baed | 1861 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1862 | { |
1863 | if (--list->refcount == 0) | |
1864 | { | |
1865 | *prev = list->next; | |
1866 | xfree (list); | |
fbd6baed | 1867 | FRAME_W32_DISPLAY_INFO (f)->num_colors--; |
5ac45f98 GV |
1868 | break; |
1869 | } | |
1870 | else | |
1871 | return; | |
1872 | } | |
1873 | prev = &list->next; | |
1874 | list = list->next; | |
1875 | } | |
1876 | ||
1877 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1878 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1879 | } |
1880 | #endif | |
1881 | ||
6fc2811b JR |
1882 | |
1883 | /* Gamma-correct COLOR on frame F. */ | |
1884 | ||
1885 | void | |
1886 | gamma_correct (f, color) | |
1887 | struct frame *f; | |
1888 | COLORREF *color; | |
1889 | { | |
1890 | if (f->gamma) | |
1891 | { | |
1892 | *color = PALETTERGB ( | |
1893 | pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1894 | pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1895 | pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5); | |
1896 | } | |
1897 | } | |
1898 | ||
1899 | ||
ee78dc32 GV |
1900 | /* Decide if color named COLOR is valid for the display associated with |
1901 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1902 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1903 | ||
1904 | int | |
6fc2811b | 1905 | w32_defined_color (f, color, color_def, alloc) |
ee78dc32 GV |
1906 | FRAME_PTR f; |
1907 | char *color; | |
6fc2811b | 1908 | XColor *color_def; |
ee78dc32 GV |
1909 | int alloc; |
1910 | { | |
1911 | register Lisp_Object tem; | |
6fc2811b | 1912 | COLORREF w32_color_ref; |
3c190163 | 1913 | |
fbd6baed | 1914 | tem = x_to_w32_color (color); |
3c190163 | 1915 | |
7d0393cf | 1916 | if (!NILP (tem)) |
ee78dc32 | 1917 | { |
d88c567c JR |
1918 | if (f) |
1919 | { | |
1920 | /* Apply gamma correction. */ | |
1921 | w32_color_ref = XUINT (tem); | |
1922 | gamma_correct (f, &w32_color_ref); | |
1923 | XSETINT (tem, w32_color_ref); | |
1924 | } | |
9badad41 JR |
1925 | |
1926 | /* Map this color to the palette if it is enabled. */ | |
fbd6baed | 1927 | if (!NILP (Vw32_enable_palette)) |
5ac45f98 | 1928 | { |
fbd6baed | 1929 | struct w32_palette_entry * entry = |
d88c567c | 1930 | one_w32_display_info.color_list; |
fbd6baed | 1931 | struct w32_palette_entry ** prev = |
d88c567c | 1932 | &one_w32_display_info.color_list; |
7d0393cf | 1933 | |
5ac45f98 GV |
1934 | /* check if color is already mapped */ |
1935 | while (entry) | |
1936 | { | |
fbd6baed | 1937 | if (W32_COLOR (entry->entry) == XUINT (tem)) |
5ac45f98 GV |
1938 | break; |
1939 | prev = &entry->next; | |
1940 | entry = entry->next; | |
1941 | } | |
1942 | ||
1943 | if (entry == NULL && alloc) | |
1944 | { | |
1945 | /* not already mapped, so add to list */ | |
fbd6baed GV |
1946 | entry = (struct w32_palette_entry *) |
1947 | xmalloc (sizeof (struct w32_palette_entry)); | |
1948 | SET_W32_COLOR (entry->entry, XUINT (tem)); | |
5ac45f98 GV |
1949 | entry->next = NULL; |
1950 | *prev = entry; | |
d88c567c | 1951 | one_w32_display_info.num_colors++; |
5ac45f98 GV |
1952 | |
1953 | /* set flag that palette must be regenerated */ | |
d88c567c | 1954 | one_w32_display_info.regen_palette = TRUE; |
5ac45f98 GV |
1955 | } |
1956 | } | |
1957 | /* Ensure COLORREF value is snapped to nearest color in (default) | |
1958 | palette by simulating the PALETTERGB macro. This works whether | |
1959 | or not the display device has a palette. */ | |
6fc2811b JR |
1960 | w32_color_ref = XUINT (tem) | 0x2000000; |
1961 | ||
6fc2811b | 1962 | color_def->pixel = w32_color_ref; |
197edd35 JR |
1963 | color_def->red = GetRValue (w32_color_ref) * 256; |
1964 | color_def->green = GetGValue (w32_color_ref) * 256; | |
1965 | color_def->blue = GetBValue (w32_color_ref) * 256; | |
6fc2811b | 1966 | |
ee78dc32 | 1967 | return 1; |
5ac45f98 | 1968 | } |
7d0393cf | 1969 | else |
3c190163 GV |
1970 | { |
1971 | return 0; | |
1972 | } | |
ee78dc32 GV |
1973 | } |
1974 | ||
1975 | /* Given a string ARG naming a color, compute a pixel value from it | |
1976 | suitable for screen F. | |
1977 | If F is not a color screen, return DEF (default) regardless of what | |
1978 | ARG says. */ | |
1979 | ||
1980 | int | |
1981 | x_decode_color (f, arg, def) | |
1982 | FRAME_PTR f; | |
1983 | Lisp_Object arg; | |
1984 | int def; | |
1985 | { | |
6fc2811b | 1986 | XColor cdef; |
ee78dc32 | 1987 | |
b7826503 | 1988 | CHECK_STRING (arg); |
ee78dc32 | 1989 | |
d5db4077 | 1990 | if (strcmp (SDATA (arg), "black") == 0) |
ee78dc32 | 1991 | return BLACK_PIX_DEFAULT (f); |
d5db4077 | 1992 | else if (strcmp (SDATA (arg), "white") == 0) |
ee78dc32 GV |
1993 | return WHITE_PIX_DEFAULT (f); |
1994 | ||
fbd6baed | 1995 | if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1) |
ee78dc32 GV |
1996 | return def; |
1997 | ||
6fc2811b | 1998 | /* w32_defined_color is responsible for coping with failures |
ee78dc32 | 1999 | by looking for a near-miss. */ |
d5db4077 | 2000 | if (w32_defined_color (f, SDATA (arg), &cdef, 1)) |
6fc2811b | 2001 | return cdef.pixel; |
ee78dc32 GV |
2002 | |
2003 | /* defined_color failed; return an ultimate default. */ | |
2004 | return def; | |
2005 | } | |
2006 | \f | |
dfff8a69 JR |
2007 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
2008 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
2009 | ||
2010 | static void | |
2011 | x_set_line_spacing (f, new_value, old_value) | |
2012 | struct frame *f; | |
2013 | Lisp_Object new_value, old_value; | |
2014 | { | |
2015 | if (NILP (new_value)) | |
2016 | f->extra_line_spacing = 0; | |
2017 | else if (NATNUMP (new_value)) | |
2018 | f->extra_line_spacing = XFASTINT (new_value); | |
2019 | else | |
1a948b17 | 2020 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
dfff8a69 JR |
2021 | Fcons (new_value, Qnil))); |
2022 | if (FRAME_VISIBLE_P (f)) | |
2023 | redraw_frame (f); | |
2024 | } | |
2025 | ||
2026 | ||
f7b9d4d1 JR |
2027 | /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is |
2028 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
2029 | ||
2030 | static void | |
2031 | x_set_fullscreen (f, new_value, old_value) | |
2032 | struct frame *f; | |
2033 | Lisp_Object new_value, old_value; | |
2034 | { | |
2035 | if (NILP (new_value)) | |
2036 | f->output_data.w32->want_fullscreen = FULLSCREEN_NONE; | |
2037 | else if (EQ (new_value, Qfullboth)) | |
2038 | f->output_data.w32->want_fullscreen = FULLSCREEN_BOTH; | |
2039 | else if (EQ (new_value, Qfullwidth)) | |
2040 | f->output_data.w32->want_fullscreen = FULLSCREEN_WIDTH; | |
2041 | else if (EQ (new_value, Qfullheight)) | |
2042 | f->output_data.w32->want_fullscreen = FULLSCREEN_HEIGHT; | |
2043 | } | |
2044 | ||
2045 | ||
6fc2811b JR |
2046 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
2047 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
2048 | ||
2049 | static void | |
2050 | x_set_screen_gamma (f, new_value, old_value) | |
2051 | struct frame *f; | |
2052 | Lisp_Object new_value, old_value; | |
2053 | { | |
2054 | if (NILP (new_value)) | |
2055 | f->gamma = 0; | |
2056 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
2057 | /* The value 0.4545 is the normal viewing gamma. */ | |
2058 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
2059 | else | |
1a948b17 | 2060 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
6fc2811b JR |
2061 | Fcons (new_value, Qnil))); |
2062 | ||
2063 | clear_face_cache (0); | |
2064 | } | |
2065 | ||
2066 | ||
ee78dc32 GV |
2067 | /* Functions called only from `x_set_frame_param' |
2068 | to set individual parameters. | |
2069 | ||
fbd6baed | 2070 | If FRAME_W32_WINDOW (f) is 0, |
ee78dc32 GV |
2071 | the frame is being created and its window does not exist yet. |
2072 | In that case, just record the parameter's new value | |
2073 | in the standard place; do not attempt to change the window. */ | |
2074 | ||
2075 | void | |
2076 | x_set_foreground_color (f, arg, oldval) | |
2077 | struct frame *f; | |
2078 | Lisp_Object arg, oldval; | |
2079 | { | |
3cf3436e JR |
2080 | struct w32_output *x = f->output_data.w32; |
2081 | PIX_TYPE fg, old_fg; | |
2082 | ||
2083 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
2084 | old_fg = FRAME_FOREGROUND_PIXEL (f); | |
2085 | FRAME_FOREGROUND_PIXEL (f) = fg; | |
5ac45f98 | 2086 | |
fbd6baed | 2087 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2088 | { |
3cf3436e JR |
2089 | if (x->cursor_pixel == old_fg) |
2090 | x->cursor_pixel = fg; | |
2091 | ||
6fc2811b | 2092 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
ee78dc32 GV |
2093 | if (FRAME_VISIBLE_P (f)) |
2094 | redraw_frame (f); | |
2095 | } | |
2096 | } | |
2097 | ||
2098 | void | |
2099 | x_set_background_color (f, arg, oldval) | |
2100 | struct frame *f; | |
2101 | Lisp_Object arg, oldval; | |
2102 | { | |
6fc2811b | 2103 | FRAME_BACKGROUND_PIXEL (f) |
ee78dc32 GV |
2104 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
2105 | ||
fbd6baed | 2106 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2107 | { |
6fc2811b JR |
2108 | SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX, |
2109 | FRAME_BACKGROUND_PIXEL (f)); | |
ee78dc32 | 2110 | |
6fc2811b | 2111 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ee78dc32 GV |
2112 | |
2113 | if (FRAME_VISIBLE_P (f)) | |
2114 | redraw_frame (f); | |
2115 | } | |
2116 | } | |
2117 | ||
2118 | void | |
2119 | x_set_mouse_color (f, arg, oldval) | |
2120 | struct frame *f; | |
2121 | Lisp_Object arg, oldval; | |
2122 | { | |
ee78dc32 | 2123 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
dfc465d3 | 2124 | int count; |
ee78dc32 GV |
2125 | int mask_color; |
2126 | ||
2127 | if (!EQ (Qnil, arg)) | |
fbd6baed | 2128 | f->output_data.w32->mouse_pixel |
ee78dc32 | 2129 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
6fc2811b JR |
2130 | mask_color = FRAME_BACKGROUND_PIXEL (f); |
2131 | ||
2132 | /* Don't let pointers be invisible. */ | |
fbd6baed | 2133 | if (mask_color == f->output_data.w32->mouse_pixel |
6fc2811b JR |
2134 | && mask_color == FRAME_BACKGROUND_PIXEL (f)) |
2135 | f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); | |
ee78dc32 | 2136 | |
767b1ff0 | 2137 | #if 0 /* TODO : cursor changes */ |
ee78dc32 GV |
2138 | BLOCK_INPUT; |
2139 | ||
2140 | /* It's not okay to crash if the user selects a screwy cursor. */ | |
fadca6c6 | 2141 | count = x_catch_errors (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2142 | |
2143 | if (!EQ (Qnil, Vx_pointer_shape)) | |
2144 | { | |
b7826503 | 2145 | CHECK_NUMBER (Vx_pointer_shape); |
fbd6baed | 2146 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); |
ee78dc32 GV |
2147 | } |
2148 | else | |
fbd6baed GV |
2149 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2150 | x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); | |
ee78dc32 GV |
2151 | |
2152 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
2153 | { | |
b7826503 | 2154 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
fbd6baed | 2155 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2156 | XINT (Vx_nontext_pointer_shape)); |
2157 | } | |
2158 | else | |
fbd6baed GV |
2159 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); |
2160 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 | 2161 | |
0af913d7 | 2162 | if (!EQ (Qnil, Vx_hourglass_pointer_shape)) |
6fc2811b | 2163 | { |
b7826503 | 2164 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
0af913d7 GM |
2165 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
2166 | XINT (Vx_hourglass_pointer_shape)); | |
6fc2811b JR |
2167 | } |
2168 | else | |
0af913d7 | 2169 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); |
6fc2811b | 2170 | x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); |
7d0393cf | 2171 | |
6fc2811b | 2172 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); |
ee78dc32 GV |
2173 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
2174 | { | |
b7826503 | 2175 | CHECK_NUMBER (Vx_mode_pointer_shape); |
fbd6baed | 2176 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2177 | XINT (Vx_mode_pointer_shape)); |
2178 | } | |
2179 | else | |
fbd6baed GV |
2180 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2181 | x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); | |
ee78dc32 GV |
2182 | |
2183 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) | |
2184 | { | |
b7826503 | 2185 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
ee78dc32 | 2186 | cross_cursor |
fbd6baed | 2187 | = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2188 | XINT (Vx_sensitive_text_pointer_shape)); |
2189 | } | |
2190 | else | |
fbd6baed | 2191 | cross_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); |
ee78dc32 | 2192 | |
4694d762 JR |
2193 | if (!NILP (Vx_window_horizontal_drag_shape)) |
2194 | { | |
b7826503 | 2195 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
4694d762 JR |
2196 | horizontal_drag_cursor |
2197 | = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
2198 | XINT (Vx_window_horizontal_drag_shape)); | |
2199 | } | |
2200 | else | |
2201 | horizontal_drag_cursor | |
2202 | = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_sb_h_double_arrow); | |
c9b2104d | 2203 | /* TODO: hand_cursor */ |
4694d762 | 2204 | |
ee78dc32 | 2205 | /* Check and report errors with the above calls. */ |
fbd6baed | 2206 | x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); |
fadca6c6 | 2207 | x_uncatch_errors (FRAME_W32_DISPLAY (f), count); |
ee78dc32 GV |
2208 | |
2209 | { | |
2210 | XColor fore_color, back_color; | |
2211 | ||
fbd6baed | 2212 | fore_color.pixel = f->output_data.w32->mouse_pixel; |
ee78dc32 | 2213 | back_color.pixel = mask_color; |
fbd6baed GV |
2214 | XQueryColor (FRAME_W32_DISPLAY (f), |
2215 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2216 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2217 | &fore_color); |
fbd6baed GV |
2218 | XQueryColor (FRAME_W32_DISPLAY (f), |
2219 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2220 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2221 | &back_color); |
fbd6baed | 2222 | XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, |
ee78dc32 | 2223 | &fore_color, &back_color); |
fbd6baed | 2224 | XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, |
ee78dc32 | 2225 | &fore_color, &back_color); |
fbd6baed | 2226 | XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, |
ee78dc32 | 2227 | &fore_color, &back_color); |
fbd6baed | 2228 | XRecolorCursor (FRAME_W32_DISPLAY (f), cross_cursor, |
ee78dc32 | 2229 | &fore_color, &back_color); |
0af913d7 | 2230 | XRecolorCursor (FRAME_W32_DISPLAY (f), hourglass_cursor, |
6fc2811b | 2231 | &fore_color, &back_color); |
c9b2104d | 2232 | /* TODO: hand_cursor */ |
ee78dc32 GV |
2233 | } |
2234 | ||
fbd6baed | 2235 | if (FRAME_W32_WINDOW (f) != 0) |
6fc2811b | 2236 | XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); |
ee78dc32 | 2237 | |
fbd6baed GV |
2238 | if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) |
2239 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); | |
2240 | f->output_data.w32->text_cursor = cursor; | |
2241 | ||
2242 | if (nontext_cursor != f->output_data.w32->nontext_cursor | |
2243 | && f->output_data.w32->nontext_cursor != 0) | |
2244 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); | |
2245 | f->output_data.w32->nontext_cursor = nontext_cursor; | |
2246 | ||
0af913d7 GM |
2247 | if (hourglass_cursor != f->output_data.w32->hourglass_cursor |
2248 | && f->output_data.w32->hourglass_cursor != 0) | |
2249 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hourglass_cursor); | |
2250 | f->output_data.w32->hourglass_cursor = hourglass_cursor; | |
6fc2811b | 2251 | |
fbd6baed GV |
2252 | if (mode_cursor != f->output_data.w32->modeline_cursor |
2253 | && f->output_data.w32->modeline_cursor != 0) | |
2254 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); | |
2255 | f->output_data.w32->modeline_cursor = mode_cursor; | |
7d0393cf | 2256 | |
fbd6baed GV |
2257 | if (cross_cursor != f->output_data.w32->cross_cursor |
2258 | && f->output_data.w32->cross_cursor != 0) | |
2259 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->cross_cursor); | |
2260 | f->output_data.w32->cross_cursor = cross_cursor; | |
c9b2104d | 2261 | /* TODO: hand_cursor */ |
fbd6baed GV |
2262 | |
2263 | XFlush (FRAME_W32_DISPLAY (f)); | |
ee78dc32 | 2264 | UNBLOCK_INPUT; |
6fc2811b JR |
2265 | |
2266 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
767b1ff0 | 2267 | #endif /* TODO */ |
ee78dc32 GV |
2268 | } |
2269 | ||
70a0239a JR |
2270 | /* Defined in w32term.c. */ |
2271 | void x_update_cursor (struct frame *f, int on_p); | |
2272 | ||
ee78dc32 GV |
2273 | void |
2274 | x_set_cursor_color (f, arg, oldval) | |
2275 | struct frame *f; | |
2276 | Lisp_Object arg, oldval; | |
2277 | { | |
70a0239a | 2278 | unsigned long fore_pixel, pixel; |
ee78dc32 | 2279 | |
dfff8a69 | 2280 | if (!NILP (Vx_cursor_fore_pixel)) |
ee78dc32 | 2281 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
70a0239a | 2282 | WHITE_PIX_DEFAULT (f)); |
ee78dc32 | 2283 | else |
6fc2811b | 2284 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
70a0239a | 2285 | |
6759f872 | 2286 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
7d0393cf | 2287 | |
ee78dc32 | 2288 | /* Make sure that the cursor color differs from the background color. */ |
70a0239a | 2289 | if (pixel == FRAME_BACKGROUND_PIXEL (f)) |
ee78dc32 | 2290 | { |
70a0239a JR |
2291 | pixel = f->output_data.w32->mouse_pixel; |
2292 | if (pixel == fore_pixel) | |
6fc2811b | 2293 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
ee78dc32 | 2294 | } |
70a0239a | 2295 | |
ac849ba4 | 2296 | f->output_data.w32->cursor_foreground_pixel = fore_pixel; |
70a0239a | 2297 | f->output_data.w32->cursor_pixel = pixel; |
ee78dc32 | 2298 | |
fbd6baed | 2299 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2300 | { |
0327b4cc JR |
2301 | BLOCK_INPUT; |
2302 | /* Update frame's cursor_gc. */ | |
2303 | f->output_data.w32->cursor_gc->foreground = fore_pixel; | |
2304 | f->output_data.w32->cursor_gc->background = pixel; | |
2305 | ||
2306 | UNBLOCK_INPUT; | |
2307 | ||
ee78dc32 GV |
2308 | if (FRAME_VISIBLE_P (f)) |
2309 | { | |
70a0239a JR |
2310 | x_update_cursor (f, 0); |
2311 | x_update_cursor (f, 1); | |
ee78dc32 GV |
2312 | } |
2313 | } | |
6fc2811b JR |
2314 | |
2315 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
ee78dc32 GV |
2316 | } |
2317 | ||
33d52f9c GV |
2318 | /* Set the border-color of frame F to pixel value PIX. |
2319 | Note that this does not fully take effect if done before | |
7d0393cf | 2320 | F has a window. */ |
33d52f9c GV |
2321 | void |
2322 | x_set_border_pixel (f, pix) | |
2323 | struct frame *f; | |
2324 | int pix; | |
2325 | { | |
2326 | f->output_data.w32->border_pixel = pix; | |
2327 | ||
2328 | if (FRAME_W32_WINDOW (f) != 0 && f->output_data.w32->border_width > 0) | |
2329 | { | |
2330 | if (FRAME_VISIBLE_P (f)) | |
2331 | redraw_frame (f); | |
2332 | } | |
2333 | } | |
2334 | ||
ee78dc32 GV |
2335 | /* Set the border-color of frame F to value described by ARG. |
2336 | ARG can be a string naming a color. | |
2337 | The border-color is used for the border that is drawn by the server. | |
2338 | Note that this does not fully take effect if done before | |
2339 | F has a window; it must be redone when the window is created. */ | |
2340 | ||
2341 | void | |
2342 | x_set_border_color (f, arg, oldval) | |
2343 | struct frame *f; | |
2344 | Lisp_Object arg, oldval; | |
2345 | { | |
ee78dc32 GV |
2346 | int pix; |
2347 | ||
b7826503 | 2348 | CHECK_STRING (arg); |
ee78dc32 | 2349 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 | 2350 | x_set_border_pixel (f, pix); |
6fc2811b | 2351 | update_face_from_frame_parameter (f, Qborder_color, arg); |
ee78dc32 GV |
2352 | } |
2353 | ||
dfff8a69 JR |
2354 | |
2355 | void | |
2356 | x_set_cursor_type (f, arg, oldval) | |
2357 | FRAME_PTR f; | |
2358 | Lisp_Object arg, oldval; | |
2359 | { | |
50e363e6 | 2360 | set_frame_cursor_types (f, arg); |
ee78dc32 | 2361 | |
623cdbf2 | 2362 | /* Make sure the cursor gets redrawn. */ |
c922a224 | 2363 | cursor_type_changed = 1; |
ee78dc32 | 2364 | } |
dfff8a69 | 2365 | \f |
ee78dc32 GV |
2366 | void |
2367 | x_set_icon_type (f, arg, oldval) | |
2368 | struct frame *f; | |
2369 | Lisp_Object arg, oldval; | |
2370 | { | |
ee78dc32 GV |
2371 | int result; |
2372 | ||
eb7576ce GV |
2373 | if (NILP (arg) && NILP (oldval)) |
2374 | return; | |
2375 | ||
7d0393cf | 2376 | if (STRINGP (arg) && STRINGP (oldval) |
eb7576ce GV |
2377 | && EQ (Fstring_equal (oldval, arg), Qt)) |
2378 | return; | |
2379 | ||
2380 | if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) | |
ee78dc32 GV |
2381 | return; |
2382 | ||
2383 | BLOCK_INPUT; | |
ee78dc32 | 2384 | |
eb7576ce | 2385 | result = x_bitmap_icon (f, arg); |
ee78dc32 GV |
2386 | if (result) |
2387 | { | |
2388 | UNBLOCK_INPUT; | |
2389 | error ("No icon window available"); | |
2390 | } | |
2391 | ||
ee78dc32 | 2392 | UNBLOCK_INPUT; |
ee78dc32 GV |
2393 | } |
2394 | ||
2395 | /* Return non-nil if frame F wants a bitmap icon. */ | |
2396 | ||
2397 | Lisp_Object | |
2398 | x_icon_type (f) | |
2399 | FRAME_PTR f; | |
2400 | { | |
2401 | Lisp_Object tem; | |
2402 | ||
2403 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
2404 | if (CONSP (tem)) | |
8e713be6 | 2405 | return XCDR (tem); |
ee78dc32 GV |
2406 | else |
2407 | return Qnil; | |
2408 | } | |
2409 | ||
2410 | void | |
2411 | x_set_icon_name (f, arg, oldval) | |
2412 | struct frame *f; | |
2413 | Lisp_Object arg, oldval; | |
2414 | { | |
ee78dc32 GV |
2415 | if (STRINGP (arg)) |
2416 | { | |
2417 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
2418 | return; | |
2419 | } | |
2420 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
2421 | return; | |
2422 | ||
2423 | f->icon_name = arg; | |
2424 | ||
2425 | #if 0 | |
fbd6baed | 2426 | if (f->output_data.w32->icon_bitmap != 0) |
ee78dc32 GV |
2427 | return; |
2428 | ||
2429 | BLOCK_INPUT; | |
2430 | ||
2431 | result = x_text_icon (f, | |
d5db4077 KR |
2432 | (char *) SDATA ((!NILP (f->icon_name) |
2433 | ? f->icon_name | |
2434 | : !NILP (f->title) | |
2435 | ? f->title | |
2436 | : f->name))); | |
ee78dc32 GV |
2437 | |
2438 | if (result) | |
2439 | { | |
2440 | UNBLOCK_INPUT; | |
2441 | error ("No icon window available"); | |
2442 | } | |
2443 | ||
2444 | /* If the window was unmapped (and its icon was mapped), | |
2445 | the new icon is not mapped, so map the window in its stead. */ | |
2446 | if (FRAME_VISIBLE_P (f)) | |
2447 | { | |
2448 | #ifdef USE_X_TOOLKIT | |
fbd6baed | 2449 | XtPopup (f->output_data.w32->widget, XtGrabNone); |
ee78dc32 | 2450 | #endif |
fbd6baed | 2451 | XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
2452 | } |
2453 | ||
fbd6baed | 2454 | XFlush (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2455 | UNBLOCK_INPUT; |
2456 | #endif | |
2457 | } | |
2458 | ||
2459 | extern Lisp_Object x_new_font (); | |
4587b026 | 2460 | extern Lisp_Object x_new_fontset(); |
ee78dc32 GV |
2461 | |
2462 | void | |
2463 | x_set_font (f, arg, oldval) | |
2464 | struct frame *f; | |
2465 | Lisp_Object arg, oldval; | |
2466 | { | |
2467 | Lisp_Object result; | |
4587b026 | 2468 | Lisp_Object fontset_name; |
4b817373 | 2469 | Lisp_Object frame; |
3cf3436e | 2470 | int old_fontset = FRAME_FONTSET(f); |
ee78dc32 | 2471 | |
b7826503 | 2472 | CHECK_STRING (arg); |
ee78dc32 | 2473 | |
4587b026 GV |
2474 | fontset_name = Fquery_fontset (arg, Qnil); |
2475 | ||
ee78dc32 | 2476 | BLOCK_INPUT; |
4587b026 | 2477 | result = (STRINGP (fontset_name) |
d5db4077 KR |
2478 | ? x_new_fontset (f, SDATA (fontset_name)) |
2479 | : x_new_font (f, SDATA (arg))); | |
ee78dc32 | 2480 | UNBLOCK_INPUT; |
7d0393cf | 2481 | |
ee78dc32 | 2482 | if (EQ (result, Qnil)) |
d5db4077 | 2483 | error ("Font `%s' is not defined", SDATA (arg)); |
ee78dc32 | 2484 | else if (EQ (result, Qt)) |
dfff8a69 | 2485 | error ("The characters of the given font have varying widths"); |
ee78dc32 GV |
2486 | else if (STRINGP (result)) |
2487 | { | |
3cf3436e JR |
2488 | if (STRINGP (fontset_name)) |
2489 | { | |
2490 | /* Fontset names are built from ASCII font names, so the | |
2491 | names may be equal despite there was a change. */ | |
2492 | if (old_fontset == FRAME_FONTSET (f)) | |
2493 | return; | |
2494 | } | |
2495 | else if (!NILP (Fequal (result, oldval))) | |
dc220243 | 2496 | return; |
3cf3436e | 2497 | |
ee78dc32 | 2498 | store_frame_param (f, Qfont, result); |
6fc2811b | 2499 | recompute_basic_faces (f); |
ee78dc32 GV |
2500 | } |
2501 | else | |
2502 | abort (); | |
4b817373 | 2503 | |
6fc2811b JR |
2504 | do_pending_window_change (0); |
2505 | ||
2506 | /* Don't call `face-set-after-frame-default' when faces haven't been | |
2507 | initialized yet. This is the case when called from | |
2508 | Fx_create_frame. In that case, the X widget or window doesn't | |
2509 | exist either, and we can end up in x_report_frame_params with a | |
2510 | null widget which gives a segfault. */ | |
2511 | if (FRAME_FACE_CACHE (f)) | |
2512 | { | |
2513 | XSETFRAME (frame, f); | |
2514 | call1 (Qface_set_after_frame_default, frame); | |
2515 | } | |
ee78dc32 GV |
2516 | } |
2517 | ||
41c1bdd9 KS |
2518 | static void |
2519 | x_set_fringe_width (f, new_value, old_value) | |
2520 | struct frame *f; | |
2521 | Lisp_Object new_value, old_value; | |
2522 | { | |
055d3c98 | 2523 | compute_fringe_widths (f, 1); |
41c1bdd9 KS |
2524 | } |
2525 | ||
ee78dc32 GV |
2526 | void |
2527 | x_set_border_width (f, arg, oldval) | |
2528 | struct frame *f; | |
2529 | Lisp_Object arg, oldval; | |
2530 | { | |
b7826503 | 2531 | CHECK_NUMBER (arg); |
ee78dc32 | 2532 | |
fbd6baed | 2533 | if (XINT (arg) == f->output_data.w32->border_width) |
ee78dc32 GV |
2534 | return; |
2535 | ||
fbd6baed | 2536 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2537 | error ("Cannot change the border width of a window"); |
2538 | ||
fbd6baed | 2539 | f->output_data.w32->border_width = XINT (arg); |
ee78dc32 GV |
2540 | } |
2541 | ||
2542 | void | |
2543 | x_set_internal_border_width (f, arg, oldval) | |
2544 | struct frame *f; | |
2545 | Lisp_Object arg, oldval; | |
2546 | { | |
fbd6baed | 2547 | int old = f->output_data.w32->internal_border_width; |
ee78dc32 | 2548 | |
b7826503 | 2549 | CHECK_NUMBER (arg); |
fbd6baed GV |
2550 | f->output_data.w32->internal_border_width = XINT (arg); |
2551 | if (f->output_data.w32->internal_border_width < 0) | |
2552 | f->output_data.w32->internal_border_width = 0; | |
ee78dc32 | 2553 | |
fbd6baed | 2554 | if (f->output_data.w32->internal_border_width == old) |
ee78dc32 GV |
2555 | return; |
2556 | ||
fbd6baed | 2557 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2558 | { |
ee78dc32 | 2559 | x_set_window_size (f, 0, f->width, f->height); |
ee78dc32 | 2560 | SET_FRAME_GARBAGED (f); |
6fc2811b | 2561 | do_pending_window_change (0); |
ee78dc32 | 2562 | } |
a05e2bae JR |
2563 | else |
2564 | SET_FRAME_GARBAGED (f); | |
ee78dc32 GV |
2565 | } |
2566 | ||
2567 | void | |
2568 | x_set_visibility (f, value, oldval) | |
2569 | struct frame *f; | |
2570 | Lisp_Object value, oldval; | |
2571 | { | |
2572 | Lisp_Object frame; | |
2573 | XSETFRAME (frame, f); | |
2574 | ||
2575 | if (NILP (value)) | |
2576 | Fmake_frame_invisible (frame, Qt); | |
2577 | else if (EQ (value, Qicon)) | |
2578 | Ficonify_frame (frame); | |
2579 | else | |
2580 | Fmake_frame_visible (frame); | |
2581 | } | |
2582 | ||
a1258667 JR |
2583 | \f |
2584 | /* Change window heights in windows rooted in WINDOW by N lines. */ | |
2585 | ||
2586 | static void | |
2587 | x_change_window_heights (window, n) | |
2588 | Lisp_Object window; | |
2589 | int n; | |
2590 | { | |
2591 | struct window *w = XWINDOW (window); | |
2592 | ||
2593 | XSETFASTINT (w->top, XFASTINT (w->top) + n); | |
2594 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
2595 | ||
2596 | if (INTEGERP (w->orig_top)) | |
2597 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2598 | if (INTEGERP (w->orig_height)) | |
2599 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2600 | ||
2601 | /* Handle just the top child in a vertical split. */ | |
2602 | if (!NILP (w->vchild)) | |
2603 | x_change_window_heights (w->vchild, n); | |
2604 | ||
2605 | /* Adjust all children in a horizontal split. */ | |
2606 | for (window = w->hchild; !NILP (window); window = w->next) | |
2607 | { | |
2608 | w = XWINDOW (window); | |
2609 | x_change_window_heights (window, n); | |
2610 | } | |
2611 | } | |
2612 | ||
ee78dc32 GV |
2613 | void |
2614 | x_set_menu_bar_lines (f, value, oldval) | |
2615 | struct frame *f; | |
2616 | Lisp_Object value, oldval; | |
2617 | { | |
2618 | int nlines; | |
2619 | int olines = FRAME_MENU_BAR_LINES (f); | |
2620 | ||
2621 | /* Right now, menu bars don't work properly in minibuf-only frames; | |
2622 | most of the commands try to apply themselves to the minibuffer | |
6fc2811b | 2623 | frame itself, and get an error because you can't switch buffers |
ee78dc32 GV |
2624 | in or split the minibuffer window. */ |
2625 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2626 | return; | |
2627 | ||
2628 | if (INTEGERP (value)) | |
2629 | nlines = XINT (value); | |
2630 | else | |
2631 | nlines = 0; | |
2632 | ||
2633 | FRAME_MENU_BAR_LINES (f) = 0; | |
2634 | if (nlines) | |
2635 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
2636 | else | |
2637 | { | |
2638 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) | |
2639 | free_frame_menubar (f); | |
2640 | FRAME_EXTERNAL_MENU_BAR (f) = 0; | |
1edf84e7 GV |
2641 | |
2642 | /* Adjust the frame size so that the client (text) dimensions | |
2643 | remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being | |
2644 | set correctly. */ | |
2645 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
6fc2811b | 2646 | do_pending_window_change (0); |
ee78dc32 | 2647 | } |
6fc2811b JR |
2648 | adjust_glyphs (f); |
2649 | } | |
2650 | ||
2651 | ||
2652 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2653 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2654 | is the old number of tool bar lines. This function changes the | |
2655 | height of all windows on frame F to match the new tool bar height. | |
2656 | The frame's height doesn't change. */ | |
2657 | ||
2658 | void | |
2659 | x_set_tool_bar_lines (f, value, oldval) | |
2660 | struct frame *f; | |
2661 | Lisp_Object value, oldval; | |
2662 | { | |
36f8209a JR |
2663 | int delta, nlines, root_height; |
2664 | Lisp_Object root_window; | |
6fc2811b | 2665 | |
dc220243 JR |
2666 | /* Treat tool bars like menu bars. */ |
2667 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2668 | return; | |
2669 | ||
6fc2811b JR |
2670 | /* Use VALUE only if an integer >= 0. */ |
2671 | if (INTEGERP (value) && XINT (value) >= 0) | |
2672 | nlines = XFASTINT (value); | |
2673 | else | |
2674 | nlines = 0; | |
2675 | ||
2676 | /* Make sure we redisplay all windows in this frame. */ | |
2677 | ++windows_or_buffers_changed; | |
2678 | ||
2679 | delta = nlines - FRAME_TOOL_BAR_LINES (f); | |
36f8209a JR |
2680 | |
2681 | /* Don't resize the tool-bar to more than we have room for. */ | |
2682 | root_window = FRAME_ROOT_WINDOW (f); | |
2683 | root_height = XINT (XWINDOW (root_window)->height); | |
2684 | if (root_height - delta < 1) | |
2685 | { | |
2686 | delta = root_height - 1; | |
2687 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2688 | } | |
2689 | ||
6fc2811b | 2690 | FRAME_TOOL_BAR_LINES (f) = nlines; |
36f8209a | 2691 | x_change_window_heights (root_window, delta); |
6fc2811b | 2692 | adjust_glyphs (f); |
36f8209a JR |
2693 | |
2694 | /* We also have to make sure that the internal border at the top of | |
2695 | the frame, below the menu bar or tool bar, is redrawn when the | |
2696 | tool bar disappears. This is so because the internal border is | |
2697 | below the tool bar if one is displayed, but is below the menu bar | |
2698 | if there isn't a tool bar. The tool bar draws into the area | |
2699 | below the menu bar. */ | |
2700 | if (FRAME_W32_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2701 | { | |
2702 | updating_frame = f; | |
2703 | clear_frame (); | |
2704 | clear_current_matrices (f); | |
2705 | updating_frame = NULL; | |
2706 | } | |
2707 | ||
2708 | /* If the tool bar gets smaller, the internal border below it | |
2709 | has to be cleared. It was formerly part of the display | |
2710 | of the larger tool bar, and updating windows won't clear it. */ | |
2711 | if (delta < 0) | |
2712 | { | |
2713 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2714 | int width = PIXEL_WIDTH (f); | |
2715 | int y = nlines * CANON_Y_UNIT (f); | |
2716 | ||
2717 | BLOCK_INPUT; | |
2718 | { | |
2719 | HDC hdc = get_frame_dc (f); | |
2720 | w32_clear_area (f, hdc, 0, y, width, height); | |
2721 | release_frame_dc (f, hdc); | |
2722 | } | |
2723 | UNBLOCK_INPUT; | |
3cf3436e JR |
2724 | |
2725 | if (WINDOWP (f->tool_bar_window)) | |
2726 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
36f8209a | 2727 | } |
ee78dc32 GV |
2728 | } |
2729 | ||
6fc2811b | 2730 | |
ee78dc32 | 2731 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
fbd6baed | 2732 | w32_id_name. |
ee78dc32 GV |
2733 | |
2734 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2735 | name; if NAME is a string, set F's name to NAME and set | |
2736 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2737 | ||
2738 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2739 | suggesting a new name, which lisp code should override; if | |
2740 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2741 | ||
2742 | void | |
2743 | x_set_name (f, name, explicit) | |
2744 | struct frame *f; | |
2745 | Lisp_Object name; | |
2746 | int explicit; | |
2747 | { | |
7d0393cf | 2748 | /* Make sure that requests from lisp code override requests from |
ee78dc32 GV |
2749 | Emacs redisplay code. */ |
2750 | if (explicit) | |
2751 | { | |
2752 | /* If we're switching from explicit to implicit, we had better | |
2753 | update the mode lines and thereby update the title. */ | |
2754 | if (f->explicit_name && NILP (name)) | |
2755 | update_mode_lines = 1; | |
2756 | ||
2757 | f->explicit_name = ! NILP (name); | |
2758 | } | |
2759 | else if (f->explicit_name) | |
2760 | return; | |
2761 | ||
fbd6baed | 2762 | /* If NAME is nil, set the name to the w32_id_name. */ |
ee78dc32 GV |
2763 | if (NILP (name)) |
2764 | { | |
2765 | /* Check for no change needed in this very common case | |
2766 | before we do any consing. */ | |
fbd6baed | 2767 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->w32_id_name, |
d5db4077 | 2768 | SDATA (f->name))) |
ee78dc32 | 2769 | return; |
fbd6baed | 2770 | name = build_string (FRAME_W32_DISPLAY_INFO (f)->w32_id_name); |
ee78dc32 GV |
2771 | } |
2772 | else | |
b7826503 | 2773 | CHECK_STRING (name); |
ee78dc32 GV |
2774 | |
2775 | /* Don't change the name if it's already NAME. */ | |
2776 | if (! NILP (Fstring_equal (name, f->name))) | |
2777 | return; | |
2778 | ||
1edf84e7 GV |
2779 | f->name = name; |
2780 | ||
2781 | /* For setting the frame title, the title parameter should override | |
2782 | the name parameter. */ | |
2783 | if (! NILP (f->title)) | |
2784 | name = f->title; | |
2785 | ||
fbd6baed | 2786 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2787 | { |
6fc2811b | 2788 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2789 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2790 | |
ee78dc32 | 2791 | BLOCK_INPUT; |
d5db4077 | 2792 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
ee78dc32 GV |
2793 | UNBLOCK_INPUT; |
2794 | } | |
ee78dc32 GV |
2795 | } |
2796 | ||
2797 | /* This function should be called when the user's lisp code has | |
2798 | specified a name for the frame; the name will override any set by the | |
2799 | redisplay code. */ | |
2800 | void | |
2801 | x_explicitly_set_name (f, arg, oldval) | |
2802 | FRAME_PTR f; | |
2803 | Lisp_Object arg, oldval; | |
2804 | { | |
2805 | x_set_name (f, arg, 1); | |
2806 | } | |
2807 | ||
2808 | /* This function should be called by Emacs redisplay code to set the | |
2809 | name; names set this way will never override names set by the user's | |
2810 | lisp code. */ | |
2811 | void | |
2812 | x_implicitly_set_name (f, arg, oldval) | |
2813 | FRAME_PTR f; | |
2814 | Lisp_Object arg, oldval; | |
2815 | { | |
2816 | x_set_name (f, arg, 0); | |
2817 | } | |
1edf84e7 GV |
2818 | \f |
2819 | /* Change the title of frame F to NAME. | |
2820 | If NAME is nil, use the frame name as the title. | |
2821 | ||
2822 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2823 | name; if NAME is a string, set F's name to NAME and set | |
2824 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2825 | ||
2826 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2827 | suggesting a new name, which lisp code should override; if | |
2828 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
ee78dc32 | 2829 | |
1edf84e7 | 2830 | void |
6fc2811b | 2831 | x_set_title (f, name, old_name) |
1edf84e7 | 2832 | struct frame *f; |
6fc2811b | 2833 | Lisp_Object name, old_name; |
1edf84e7 GV |
2834 | { |
2835 | /* Don't change the title if it's already NAME. */ | |
2836 | if (EQ (name, f->title)) | |
2837 | return; | |
2838 | ||
2839 | update_mode_lines = 1; | |
2840 | ||
2841 | f->title = name; | |
2842 | ||
2843 | if (NILP (name)) | |
2844 | name = f->name; | |
2845 | ||
2846 | if (FRAME_W32_WINDOW (f)) | |
2847 | { | |
6fc2811b | 2848 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2849 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2850 | |
1edf84e7 | 2851 | BLOCK_INPUT; |
d5db4077 | 2852 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
1edf84e7 GV |
2853 | UNBLOCK_INPUT; |
2854 | } | |
2855 | } | |
2856 | \f | |
ee78dc32 GV |
2857 | void |
2858 | x_set_autoraise (f, arg, oldval) | |
2859 | struct frame *f; | |
2860 | Lisp_Object arg, oldval; | |
2861 | { | |
2862 | f->auto_raise = !EQ (Qnil, arg); | |
2863 | } | |
2864 | ||
2865 | void | |
2866 | x_set_autolower (f, arg, oldval) | |
2867 | struct frame *f; | |
2868 | Lisp_Object arg, oldval; | |
2869 | { | |
2870 | f->auto_lower = !EQ (Qnil, arg); | |
2871 | } | |
2872 | ||
2873 | void | |
2874 | x_set_unsplittable (f, arg, oldval) | |
2875 | struct frame *f; | |
2876 | Lisp_Object arg, oldval; | |
2877 | { | |
2878 | f->no_split = !NILP (arg); | |
2879 | } | |
2880 | ||
2881 | void | |
2882 | x_set_vertical_scroll_bars (f, arg, oldval) | |
2883 | struct frame *f; | |
2884 | Lisp_Object arg, oldval; | |
2885 | { | |
1026b400 RS |
2886 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2887 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2888 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2889 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
ee78dc32 | 2890 | { |
1026b400 RS |
2891 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = NILP (arg) ? |
2892 | vertical_scroll_bar_none : | |
87996783 GV |
2893 | /* Put scroll bars on the right by default, as is conventional |
2894 | on MS-Windows. */ | |
2895 | EQ (Qleft, arg) | |
7d0393cf | 2896 | ? vertical_scroll_bar_left |
87996783 | 2897 | : vertical_scroll_bar_right; |
ee78dc32 GV |
2898 | |
2899 | /* We set this parameter before creating the window for the | |
2900 | frame, so we can get the geometry right from the start. | |
2901 | However, if the window hasn't been created yet, we shouldn't | |
2902 | call x_set_window_size. */ | |
fbd6baed | 2903 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2904 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2905 | do_pending_window_change (0); |
ee78dc32 GV |
2906 | } |
2907 | } | |
2908 | ||
2909 | void | |
2910 | x_set_scroll_bar_width (f, arg, oldval) | |
2911 | struct frame *f; | |
2912 | Lisp_Object arg, oldval; | |
2913 | { | |
6fc2811b JR |
2914 | int wid = FONT_WIDTH (f->output_data.w32->font); |
2915 | ||
ee78dc32 GV |
2916 | if (NILP (arg)) |
2917 | { | |
6fc2811b JR |
2918 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
2919 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) + | |
2920 | wid - 1) / wid; | |
2921 | if (FRAME_W32_WINDOW (f)) | |
2922 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2923 | do_pending_window_change (0); | |
ee78dc32 GV |
2924 | } |
2925 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2926 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
2927 | { | |
ee78dc32 | 2928 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
6fc2811b JR |
2929 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) |
2930 | + wid-1) / wid; | |
fbd6baed | 2931 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2932 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2933 | do_pending_window_change (0); |
ee78dc32 | 2934 | } |
6fc2811b JR |
2935 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
2936 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; | |
7d0393cf | 2937 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; |
ee78dc32 GV |
2938 | } |
2939 | \f | |
7d0393cf | 2940 | /* Subroutines of creating a frame. */ |
ee78dc32 GV |
2941 | |
2942 | /* Make sure that Vx_resource_name is set to a reasonable value. | |
2943 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2944 | ||
2945 | static void | |
2946 | validate_x_resource_name () | |
2947 | { | |
6fc2811b | 2948 | int len = 0; |
ee78dc32 GV |
2949 | /* Number of valid characters in the resource name. */ |
2950 | int good_count = 0; | |
2951 | /* Number of invalid characters in the resource name. */ | |
2952 | int bad_count = 0; | |
2953 | Lisp_Object new; | |
2954 | int i; | |
2955 | ||
2956 | if (STRINGP (Vx_resource_name)) | |
2957 | { | |
d5db4077 | 2958 | unsigned char *p = SDATA (Vx_resource_name); |
ee78dc32 GV |
2959 | int i; |
2960 | ||
d5db4077 | 2961 | len = SBYTES (Vx_resource_name); |
ee78dc32 GV |
2962 | |
2963 | /* Only letters, digits, - and _ are valid in resource names. | |
2964 | Count the valid characters and count the invalid ones. */ | |
2965 | for (i = 0; i < len; i++) | |
2966 | { | |
2967 | int c = p[i]; | |
2968 | if (! ((c >= 'a' && c <= 'z') | |
2969 | || (c >= 'A' && c <= 'Z') | |
2970 | || (c >= '0' && c <= '9') | |
2971 | || c == '-' || c == '_')) | |
2972 | bad_count++; | |
2973 | else | |
2974 | good_count++; | |
2975 | } | |
2976 | } | |
2977 | else | |
2978 | /* Not a string => completely invalid. */ | |
2979 | bad_count = 5, good_count = 0; | |
2980 | ||
2981 | /* If name is valid already, return. */ | |
2982 | if (bad_count == 0) | |
2983 | return; | |
2984 | ||
2985 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2986 | if (good_count == 0 | |
2987 | || (good_count == 1 && bad_count > 0)) | |
2988 | { | |
2989 | Vx_resource_name = build_string ("emacs"); | |
2990 | return; | |
2991 | } | |
2992 | ||
2993 | /* Name is partly valid. Copy it and replace the invalid characters | |
2994 | with underscores. */ | |
2995 | ||
2996 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2997 | ||
2998 | for (i = 0; i < len; i++) | |
2999 | { | |
d5db4077 | 3000 | int c = SREF (new, i); |
ee78dc32 GV |
3001 | if (! ((c >= 'a' && c <= 'z') |
3002 | || (c >= 'A' && c <= 'Z') | |
3003 | || (c >= '0' && c <= '9') | |
3004 | || c == '-' || c == '_')) | |
7960d5ab | 3005 | SSET (new, i, '_'); |
ee78dc32 GV |
3006 | } |
3007 | } | |
3008 | ||
3009 | ||
3010 | extern char *x_get_string_resource (); | |
3011 | ||
3012 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, | |
74e1aeec JR |
3013 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
3014 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the | |
3015 | class, where INSTANCE is the name under which Emacs was invoked, or | |
3016 | the name specified by the `-name' or `-rn' command-line arguments. | |
3017 | ||
3018 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
3019 | class, respectively. You must specify both of them or neither. | |
3020 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
3021 | and the class is `Emacs.CLASS.SUBCLASS'. */) | |
ee78dc32 GV |
3022 | (attribute, class, component, subclass) |
3023 | Lisp_Object attribute, class, component, subclass; | |
3024 | { | |
3025 | register char *value; | |
3026 | char *name_key; | |
3027 | char *class_key; | |
3028 | ||
b7826503 PJ |
3029 | CHECK_STRING (attribute); |
3030 | CHECK_STRING (class); | |
ee78dc32 GV |
3031 | |
3032 | if (!NILP (component)) | |
b7826503 | 3033 | CHECK_STRING (component); |
ee78dc32 | 3034 | if (!NILP (subclass)) |
b7826503 | 3035 | CHECK_STRING (subclass); |
ee78dc32 GV |
3036 | if (NILP (component) != NILP (subclass)) |
3037 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
3038 | ||
3039 | validate_x_resource_name (); | |
3040 | ||
3041 | /* Allocate space for the components, the dots which separate them, | |
3042 | and the final '\0'. Make them big enough for the worst case. */ | |
d5db4077 | 3043 | name_key = (char *) alloca (SBYTES (Vx_resource_name) |
ee78dc32 | 3044 | + (STRINGP (component) |
d5db4077 KR |
3045 | ? SBYTES (component) : 0) |
3046 | + SBYTES (attribute) | |
ee78dc32 GV |
3047 | + 3); |
3048 | ||
3049 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
d5db4077 | 3050 | + SBYTES (class) |
ee78dc32 | 3051 | + (STRINGP (subclass) |
d5db4077 | 3052 | ? SBYTES (subclass) : 0) |
ee78dc32 GV |
3053 | + 3); |
3054 | ||
3055 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
3056 | and with `Emacs' for the class key (the general one). */ | |
d5db4077 | 3057 | strcpy (name_key, SDATA (Vx_resource_name)); |
ee78dc32 GV |
3058 | strcpy (class_key, EMACS_CLASS); |
3059 | ||
3060 | strcat (class_key, "."); | |
d5db4077 | 3061 | strcat (class_key, SDATA (class)); |
ee78dc32 GV |
3062 | |
3063 | if (!NILP (component)) | |
3064 | { | |
3065 | strcat (class_key, "."); | |
d5db4077 | 3066 | strcat (class_key, SDATA (subclass)); |
ee78dc32 GV |
3067 | |
3068 | strcat (name_key, "."); | |
d5db4077 | 3069 | strcat (name_key, SDATA (component)); |
ee78dc32 GV |
3070 | } |
3071 | ||
3072 | strcat (name_key, "."); | |
d5db4077 | 3073 | strcat (name_key, SDATA (attribute)); |
ee78dc32 | 3074 | |
e5af3c25 | 3075 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
ee78dc32 GV |
3076 | name_key, class_key); |
3077 | ||
3078 | if (value != (char *) 0) | |
3079 | return build_string (value); | |
3080 | else | |
3081 | return Qnil; | |
3082 | } | |
3083 | ||
3084 | /* Used when C code wants a resource value. */ | |
3085 | ||
3086 | char * | |
3087 | x_get_resource_string (attribute, class) | |
3088 | char *attribute, *class; | |
3089 | { | |
ee78dc32 GV |
3090 | char *name_key; |
3091 | char *class_key; | |
6fc2811b | 3092 | struct frame *sf = SELECTED_FRAME (); |
ee78dc32 GV |
3093 | |
3094 | /* Allocate space for the components, the dots which separate them, | |
3095 | and the final '\0'. */ | |
d5db4077 | 3096 | name_key = (char *) alloca (SBYTES (Vinvocation_name) |
ee78dc32 GV |
3097 | + strlen (attribute) + 2); |
3098 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
3099 | + strlen (class) + 2); | |
3100 | ||
3101 | sprintf (name_key, "%s.%s", | |
d5db4077 | 3102 | SDATA (Vinvocation_name), |
ee78dc32 GV |
3103 | attribute); |
3104 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
3105 | ||
e5af3c25 JB |
3106 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
3107 | name_key, class_key); | |
ee78dc32 GV |
3108 | } |
3109 | ||
3110 | /* Types we might convert a resource string into. */ | |
3111 | enum resource_types | |
6fc2811b JR |
3112 | { |
3113 | RES_TYPE_NUMBER, | |
3114 | RES_TYPE_FLOAT, | |
3115 | RES_TYPE_BOOLEAN, | |
3116 | RES_TYPE_STRING, | |
3117 | RES_TYPE_SYMBOL | |
3118 | }; | |
ee78dc32 GV |
3119 | |
3120 | /* Return the value of parameter PARAM. | |
3121 | ||
3122 | First search ALIST, then Vdefault_frame_alist, then the X defaults | |
3123 | database, using ATTRIBUTE as the attribute name and CLASS as its class. | |
3124 | ||
3125 | Convert the resource to the type specified by desired_type. | |
3126 | ||
3127 | If no default is specified, return Qunbound. If you call | |
6fc2811b | 3128 | w32_get_arg, make sure you deal with Qunbound in a reasonable way, |
ee78dc32 GV |
3129 | and don't let it get stored in any Lisp-visible variables! */ |
3130 | ||
3131 | static Lisp_Object | |
6fc2811b | 3132 | w32_get_arg (alist, param, attribute, class, type) |
ee78dc32 GV |
3133 | Lisp_Object alist, param; |
3134 | char *attribute; | |
3135 | char *class; | |
3136 | enum resource_types type; | |
3137 | { | |
3138 | register Lisp_Object tem; | |
3139 | ||
3140 | tem = Fassq (param, alist); | |
3141 | if (EQ (tem, Qnil)) | |
3142 | tem = Fassq (param, Vdefault_frame_alist); | |
3143 | if (EQ (tem, Qnil)) | |
3144 | { | |
3145 | ||
3146 | if (attribute) | |
3147 | { | |
3148 | tem = Fx_get_resource (build_string (attribute), | |
3149 | build_string (class), | |
3150 | Qnil, Qnil); | |
3151 | ||
3152 | if (NILP (tem)) | |
3153 | return Qunbound; | |
3154 | ||
3155 | switch (type) | |
3156 | { | |
6fc2811b | 3157 | case RES_TYPE_NUMBER: |
d5db4077 | 3158 | return make_number (atoi (SDATA (tem))); |
ee78dc32 | 3159 | |
6fc2811b | 3160 | case RES_TYPE_FLOAT: |
d5db4077 | 3161 | return make_float (atof (SDATA (tem))); |
6fc2811b JR |
3162 | |
3163 | case RES_TYPE_BOOLEAN: | |
ee78dc32 | 3164 | tem = Fdowncase (tem); |
d5db4077 KR |
3165 | if (!strcmp (SDATA (tem), "on") |
3166 | || !strcmp (SDATA (tem), "true")) | |
ee78dc32 | 3167 | return Qt; |
7d0393cf | 3168 | else |
ee78dc32 GV |
3169 | return Qnil; |
3170 | ||
6fc2811b | 3171 | case RES_TYPE_STRING: |
ee78dc32 GV |
3172 | return tem; |
3173 | ||
6fc2811b | 3174 | case RES_TYPE_SYMBOL: |
ee78dc32 GV |
3175 | /* As a special case, we map the values `true' and `on' |
3176 | to Qt, and `false' and `off' to Qnil. */ | |
3177 | { | |
3178 | Lisp_Object lower; | |
3179 | lower = Fdowncase (tem); | |
d5db4077 KR |
3180 | if (!strcmp (SDATA (lower), "on") |
3181 | || !strcmp (SDATA (lower), "true")) | |
ee78dc32 | 3182 | return Qt; |
d5db4077 KR |
3183 | else if (!strcmp (SDATA (lower), "off") |
3184 | || !strcmp (SDATA (lower), "false")) | |
ee78dc32 GV |
3185 | return Qnil; |
3186 | else | |
3187 | return Fintern (tem, Qnil); | |
3188 | } | |
3189 | ||
3190 | default: | |
3191 | abort (); | |
3192 | } | |
3193 | } | |
3194 | else | |
3195 | return Qunbound; | |
3196 | } | |
3197 | return Fcdr (tem); | |
3198 | } | |
3199 | ||
3200 | /* Record in frame F the specified or default value according to ALIST | |
dfff8a69 JR |
3201 | of the parameter named PROP (a Lisp symbol). |
3202 | If no value is specified for PROP, look for an X default for XPROP | |
ee78dc32 GV |
3203 | on the frame named NAME. |
3204 | If that is not found either, use the value DEFLT. */ | |
3205 | ||
3206 | static Lisp_Object | |
3207 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) | |
3208 | struct frame *f; | |
3209 | Lisp_Object alist; | |
3210 | Lisp_Object prop; | |
3211 | Lisp_Object deflt; | |
3212 | char *xprop; | |
3213 | char *xclass; | |
3214 | enum resource_types type; | |
3215 | { | |
3216 | Lisp_Object tem; | |
3217 | ||
6fc2811b | 3218 | tem = w32_get_arg (alist, prop, xprop, xclass, type); |
ee78dc32 GV |
3219 | if (EQ (tem, Qunbound)) |
3220 | tem = deflt; | |
3221 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3222 | return tem; | |
3223 | } | |
3224 | \f | |
3225 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, | |
74e1aeec JR |
3226 | doc: /* Parse an X-style geometry string STRING. |
3227 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). | |
3228 | The properties returned may include `top', `left', `height', and `width'. | |
3229 | The value of `left' or `top' may be an integer, | |
3230 | or a list (+ N) meaning N pixels relative to top/left corner, | |
3231 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) | |
ee78dc32 GV |
3232 | (string) |
3233 | Lisp_Object string; | |
3234 | { | |
3235 | int geometry, x, y; | |
3236 | unsigned int width, height; | |
3237 | Lisp_Object result; | |
3238 | ||
b7826503 | 3239 | CHECK_STRING (string); |
ee78dc32 | 3240 | |
d5db4077 | 3241 | geometry = XParseGeometry ((char *) SDATA (string), |
ee78dc32 GV |
3242 | &x, &y, &width, &height); |
3243 | ||
3244 | result = Qnil; | |
3245 | if (geometry & XValue) | |
3246 | { | |
3247 | Lisp_Object element; | |
3248 | ||
3249 | if (x >= 0 && (geometry & XNegative)) | |
3250 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3251 | else if (x < 0 && ! (geometry & XNegative)) | |
3252 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
3253 | else | |
3254 | element = Fcons (Qleft, make_number (x)); | |
3255 | result = Fcons (element, result); | |
3256 | } | |
3257 | ||
3258 | if (geometry & YValue) | |
3259 | { | |
3260 | Lisp_Object element; | |
3261 | ||
3262 | if (y >= 0 && (geometry & YNegative)) | |
3263 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3264 | else if (y < 0 && ! (geometry & YNegative)) | |
3265 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
3266 | else | |
3267 | element = Fcons (Qtop, make_number (y)); | |
3268 | result = Fcons (element, result); | |
3269 | } | |
3270 | ||
3271 | if (geometry & WidthValue) | |
3272 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3273 | if (geometry & HeightValue) | |
3274 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3275 | ||
3276 | return result; | |
3277 | } | |
3278 | ||
3279 | /* Calculate the desired size and position of this window, | |
3280 | and return the flags saying which aspects were specified. | |
3281 | ||
3282 | This function does not make the coordinates positive. */ | |
3283 | ||
3284 | #define DEFAULT_ROWS 40 | |
3285 | #define DEFAULT_COLS 80 | |
3286 | ||
3287 | static int | |
3288 | x_figure_window_size (f, parms) | |
3289 | struct frame *f; | |
3290 | Lisp_Object parms; | |
3291 | { | |
3292 | register Lisp_Object tem0, tem1, tem2; | |
ee78dc32 GV |
3293 | long window_prompting = 0; |
3294 | ||
3295 | /* Default values if we fall through. | |
3296 | Actually, if that happens we should get | |
3297 | window manager prompting. */ | |
1026b400 | 3298 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
ee78dc32 GV |
3299 | f->height = DEFAULT_ROWS; |
3300 | /* Window managers expect that if program-specified | |
3301 | positions are not (0,0), they're intentional, not defaults. */ | |
fbd6baed GV |
3302 | f->output_data.w32->top_pos = 0; |
3303 | f->output_data.w32->left_pos = 0; | |
ee78dc32 | 3304 | |
35b41202 JR |
3305 | /* Ensure that old new_width and new_height will not override the |
3306 | values set here. */ | |
3307 | FRAME_NEW_WIDTH (f) = 0; | |
3308 | FRAME_NEW_HEIGHT (f) = 0; | |
3309 | ||
6fc2811b JR |
3310 | tem0 = w32_get_arg (parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3311 | tem1 = w32_get_arg (parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3312 | tem2 = w32_get_arg (parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3313 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3314 | { | |
3315 | if (!EQ (tem0, Qunbound)) | |
3316 | { | |
b7826503 | 3317 | CHECK_NUMBER (tem0); |
ee78dc32 GV |
3318 | f->height = XINT (tem0); |
3319 | } | |
3320 | if (!EQ (tem1, Qunbound)) | |
3321 | { | |
b7826503 | 3322 | CHECK_NUMBER (tem1); |
1026b400 | 3323 | SET_FRAME_WIDTH (f, XINT (tem1)); |
ee78dc32 GV |
3324 | } |
3325 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
3326 | window_prompting |= USSize; | |
3327 | else | |
3328 | window_prompting |= PSize; | |
3329 | } | |
3330 | ||
fbd6baed | 3331 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
3332 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3333 | ? 0 | |
3334 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
3335 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 3336 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
f7b9d4d1 | 3337 | |
055d3c98 | 3338 | compute_fringe_widths (f, 0); |
f7b9d4d1 | 3339 | |
fbd6baed GV |
3340 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3341 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
ee78dc32 | 3342 | |
6fc2811b JR |
3343 | tem0 = w32_get_arg (parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3344 | tem1 = w32_get_arg (parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3345 | tem2 = w32_get_arg (parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3346 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3347 | { | |
3348 | if (EQ (tem0, Qminus)) | |
3349 | { | |
fbd6baed | 3350 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3351 | window_prompting |= YNegative; |
3352 | } | |
8e713be6 KR |
3353 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3354 | && CONSP (XCDR (tem0)) | |
3355 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3356 | { |
8e713be6 | 3357 | f->output_data.w32->top_pos = - XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3358 | window_prompting |= YNegative; |
3359 | } | |
8e713be6 KR |
3360 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3361 | && CONSP (XCDR (tem0)) | |
3362 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3363 | { |
8e713be6 | 3364 | f->output_data.w32->top_pos = XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3365 | } |
3366 | else if (EQ (tem0, Qunbound)) | |
fbd6baed | 3367 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3368 | else |
3369 | { | |
b7826503 | 3370 | CHECK_NUMBER (tem0); |
fbd6baed GV |
3371 | f->output_data.w32->top_pos = XINT (tem0); |
3372 | if (f->output_data.w32->top_pos < 0) | |
ee78dc32 GV |
3373 | window_prompting |= YNegative; |
3374 | } | |
3375 | ||
3376 | if (EQ (tem1, Qminus)) | |
3377 | { | |
fbd6baed | 3378 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3379 | window_prompting |= XNegative; |
3380 | } | |
8e713be6 KR |
3381 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3382 | && CONSP (XCDR (tem1)) | |
3383 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3384 | { |
8e713be6 | 3385 | f->output_data.w32->left_pos = - XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3386 | window_prompting |= XNegative; |
3387 | } | |
8e713be6 KR |
3388 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3389 | && CONSP (XCDR (tem1)) | |
3390 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3391 | { |
8e713be6 | 3392 | f->output_data.w32->left_pos = XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3393 | } |
3394 | else if (EQ (tem1, Qunbound)) | |
fbd6baed | 3395 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3396 | else |
3397 | { | |
b7826503 | 3398 | CHECK_NUMBER (tem1); |
fbd6baed GV |
3399 | f->output_data.w32->left_pos = XINT (tem1); |
3400 | if (f->output_data.w32->left_pos < 0) | |
ee78dc32 GV |
3401 | window_prompting |= XNegative; |
3402 | } | |
3403 | ||
3404 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) | |
3405 | window_prompting |= USPosition; | |
3406 | else | |
3407 | window_prompting |= PPosition; | |
3408 | } | |
3409 | ||
f7b9d4d1 JR |
3410 | if (f->output_data.w32->want_fullscreen != FULLSCREEN_NONE) |
3411 | { | |
3412 | int left, top; | |
3413 | int width, height; | |
3414 | ||
3415 | /* It takes both for some WM:s to place it where we want */ | |
3416 | window_prompting = USPosition | PPosition; | |
3417 | x_fullscreen_adjust (f, &width, &height, &top, &left); | |
3418 | f->width = width; | |
3419 | f->height = height; | |
3420 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); | |
3421 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
3422 | f->output_data.w32->left_pos = left; | |
3423 | f->output_data.w32->top_pos = top; | |
3424 | } | |
3425 | ||
ee78dc32 GV |
3426 | return window_prompting; |
3427 | } | |
3428 | ||
3429 | \f | |
c9b2104d JR |
3430 | Cursor |
3431 | w32_load_cursor (LPCTSTR name) | |
3432 | { | |
3433 | /* Try first to load cursor from application resource. */ | |
3434 | Cursor cursor = LoadImage ((HINSTANCE) GetModuleHandle(NULL), | |
3435 | name, IMAGE_CURSOR, 0, 0, | |
3436 | LR_DEFAULTCOLOR | LR_DEFAULTSIZE | LR_SHARED); | |
3437 | if (!cursor) | |
3438 | { | |
3439 | /* Then try to load a shared predefined cursor. */ | |
3440 | cursor = LoadImage (NULL, name, IMAGE_CURSOR, 0, 0, | |
3441 | LR_DEFAULTCOLOR | LR_DEFAULTSIZE | LR_SHARED); | |
3442 | } | |
3443 | return cursor; | |
3444 | } | |
ee78dc32 | 3445 | |
fbd6baed | 3446 | extern LRESULT CALLBACK w32_wnd_proc (); |
ee78dc32 | 3447 | |
7d0393cf | 3448 | BOOL |
fbd6baed | 3449 | w32_init_class (hinst) |
ee78dc32 GV |
3450 | HINSTANCE hinst; |
3451 | { | |
3452 | WNDCLASS wc; | |
3453 | ||
5ac45f98 | 3454 | wc.style = CS_HREDRAW | CS_VREDRAW; |
fbd6baed | 3455 | wc.lpfnWndProc = (WNDPROC) w32_wnd_proc; |
ee78dc32 GV |
3456 | wc.cbClsExtra = 0; |
3457 | wc.cbWndExtra = WND_EXTRA_BYTES; | |
3458 | wc.hInstance = hinst; | |
3459 | wc.hIcon = LoadIcon (hinst, EMACS_CLASS); | |
c9b2104d | 3460 | wc.hCursor = w32_load_cursor (IDC_ARROW); |
4587b026 | 3461 | wc.hbrBackground = NULL; /* GetStockObject (WHITE_BRUSH); */ |
ee78dc32 GV |
3462 | wc.lpszMenuName = NULL; |
3463 | wc.lpszClassName = EMACS_CLASS; | |
3464 | ||
3465 | return (RegisterClass (&wc)); | |
3466 | } | |
3467 | ||
7d0393cf | 3468 | HWND |
fbd6baed | 3469 | w32_createscrollbar (f, bar) |
ee78dc32 GV |
3470 | struct frame *f; |
3471 | struct scroll_bar * bar; | |
3472 | { | |
3473 | return (CreateWindow ("SCROLLBAR", "", SBS_VERT | WS_CHILD | WS_VISIBLE, | |
3474 | /* Position and size of scroll bar. */ | |
6fc2811b | 3475 | XINT(bar->left) + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
7d0393cf | 3476 | XINT(bar->top), |
6fc2811b JR |
3477 | XINT(bar->width) - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, |
3478 | XINT(bar->height), | |
fbd6baed | 3479 | FRAME_W32_WINDOW (f), |
ee78dc32 GV |
3480 | NULL, |
3481 | hinst, | |
3482 | NULL)); | |
3483 | } | |
3484 | ||
7d0393cf | 3485 | void |
fbd6baed | 3486 | w32_createwindow (f) |
ee78dc32 GV |
3487 | struct frame *f; |
3488 | { | |
3489 | HWND hwnd; | |
1edf84e7 GV |
3490 | RECT rect; |
3491 | ||
3492 | rect.left = rect.top = 0; | |
3493 | rect.right = PIXEL_WIDTH (f); | |
3494 | rect.bottom = PIXEL_HEIGHT (f); | |
7d0393cf | 3495 | |
1edf84e7 GV |
3496 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, |
3497 | FRAME_EXTERNAL_MENU_BAR (f)); | |
7d0393cf | 3498 | |
ee78dc32 | 3499 | /* Do first time app init */ |
7d0393cf | 3500 | |
ee78dc32 GV |
3501 | if (!hprevinst) |
3502 | { | |
fbd6baed | 3503 | w32_init_class (hinst); |
ee78dc32 | 3504 | } |
7d0393cf | 3505 | |
1edf84e7 GV |
3506 | FRAME_W32_WINDOW (f) = hwnd |
3507 | = CreateWindow (EMACS_CLASS, | |
3508 | f->namebuf, | |
9ead1b60 | 3509 | f->output_data.w32->dwStyle | WS_CLIPCHILDREN, |
1edf84e7 GV |
3510 | f->output_data.w32->left_pos, |
3511 | f->output_data.w32->top_pos, | |
3512 | rect.right - rect.left, | |
3513 | rect.bottom - rect.top, | |
3514 | NULL, | |
3515 | NULL, | |
3516 | hinst, | |
3517 | NULL); | |
3518 | ||
ee78dc32 GV |
3519 | if (hwnd) |
3520 | { | |
1edf84e7 GV |
3521 | SetWindowLong (hwnd, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
3522 | SetWindowLong (hwnd, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
3523 | SetWindowLong (hwnd, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
3524 | SetWindowLong (hwnd, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
6fc2811b | 3525 | SetWindowLong (hwnd, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
ee78dc32 | 3526 | |
cb9e33d4 RS |
3527 | /* Enable drag-n-drop. */ |
3528 | DragAcceptFiles (hwnd, TRUE); | |
7d0393cf | 3529 | |
5ac45f98 GV |
3530 | /* Do this to discard the default setting specified by our parent. */ |
3531 | ShowWindow (hwnd, SW_HIDE); | |
3c190163 | 3532 | } |
3c190163 GV |
3533 | } |
3534 | ||
7d0393cf | 3535 | void |
ee78dc32 | 3536 | my_post_msg (wmsg, hwnd, msg, wParam, lParam) |
fbd6baed | 3537 | W32Msg * wmsg; |
ee78dc32 GV |
3538 | HWND hwnd; |
3539 | UINT msg; | |
3540 | WPARAM wParam; | |
3541 | LPARAM lParam; | |
3542 | { | |
3543 | wmsg->msg.hwnd = hwnd; | |
3544 | wmsg->msg.message = msg; | |
3545 | wmsg->msg.wParam = wParam; | |
3546 | wmsg->msg.lParam = lParam; | |
3547 | wmsg->msg.time = GetMessageTime (); | |
3548 | ||
3549 | post_msg (wmsg); | |
3550 | } | |
3551 | ||
e9e23e23 | 3552 | /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish |
a1a80b40 GV |
3553 | between left and right keys as advertised. We test for this |
3554 | support dynamically, and set a flag when the support is absent. If | |
3555 | absent, we keep track of the left and right control and alt keys | |
3556 | ourselves. This is particularly necessary on keyboards that rely | |
3557 | upon the AltGr key, which is represented as having the left control | |
3558 | and right alt keys pressed. For these keyboards, we need to know | |
3559 | when the left alt key has been pressed in addition to the AltGr key | |
3560 | so that we can properly support M-AltGr-key sequences (such as M-@ | |
3561 | on Swedish keyboards). */ | |
3562 | ||
3563 | #define EMACS_LCONTROL 0 | |
3564 | #define EMACS_RCONTROL 1 | |
3565 | #define EMACS_LMENU 2 | |
3566 | #define EMACS_RMENU 3 | |
3567 | ||
3568 | static int modifiers[4]; | |
3569 | static int modifiers_recorded; | |
3570 | static int modifier_key_support_tested; | |
3571 | ||
3572 | static void | |
3573 | test_modifier_support (unsigned int wparam) | |
3574 | { | |
3575 | unsigned int l, r; | |
3576 | ||
3577 | if (wparam != VK_CONTROL && wparam != VK_MENU) | |
3578 | return; | |
3579 | if (wparam == VK_CONTROL) | |
3580 | { | |
3581 | l = VK_LCONTROL; | |
3582 | r = VK_RCONTROL; | |
3583 | } | |
3584 | else | |
3585 | { | |
3586 | l = VK_LMENU; | |
3587 | r = VK_RMENU; | |
3588 | } | |
3589 | if (!(GetKeyState (l) & 0x8000) && !(GetKeyState (r) & 0x8000)) | |
3590 | modifiers_recorded = 1; | |
3591 | else | |
3592 | modifiers_recorded = 0; | |
3593 | modifier_key_support_tested = 1; | |
3594 | } | |
3595 | ||
3596 | static void | |
3597 | record_keydown (unsigned int wparam, unsigned int lparam) | |
3598 | { | |
3599 | int i; | |
3600 | ||
3601 | if (!modifier_key_support_tested) | |
3602 | test_modifier_support (wparam); | |
3603 | ||
3604 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3605 | return; | |
3606 | ||
3607 | if (wparam == VK_CONTROL) | |
3608 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3609 | else | |
3610 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3611 | ||
3612 | modifiers[i] = 1; | |
3613 | } | |
3614 | ||
3615 | static void | |
3616 | record_keyup (unsigned int wparam, unsigned int lparam) | |
3617 | { | |
3618 | int i; | |
3619 | ||
3620 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3621 | return; | |
3622 | ||
3623 | if (wparam == VK_CONTROL) | |
3624 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3625 | else | |
3626 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3627 | ||
3628 | modifiers[i] = 0; | |
3629 | } | |
3630 | ||
da36a4d6 | 3631 | /* Emacs can lose focus while a modifier key has been pressed. When |
7d0393cf | 3632 | it regains focus, be conservative and clear all modifiers since |
da36a4d6 GV |
3633 | we cannot reconstruct the left and right modifier state. */ |
3634 | static void | |
3635 | reset_modifiers () | |
3636 | { | |
8681157a RS |
3637 | SHORT ctrl, alt; |
3638 | ||
adcc3809 GV |
3639 | if (GetFocus () == NULL) |
3640 | /* Emacs doesn't have keyboard focus. Do nothing. */ | |
da36a4d6 | 3641 | return; |
8681157a RS |
3642 | |
3643 | ctrl = GetAsyncKeyState (VK_CONTROL); | |
3644 | alt = GetAsyncKeyState (VK_MENU); | |
3645 | ||
8681157a RS |
3646 | if (!(ctrl & 0x08000)) |
3647 | /* Clear any recorded control modifier state. */ | |
3648 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3649 | ||
3650 | if (!(alt & 0x08000)) | |
3651 | /* Clear any recorded alt modifier state. */ | |
3652 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3653 | ||
adcc3809 GV |
3654 | /* Update the state of all modifier keys, because modifiers used in |
3655 | hot-key combinations can get stuck on if Emacs loses focus as a | |
3656 | result of a hot-key being pressed. */ | |
3657 | { | |
3658 | BYTE keystate[256]; | |
3659 | ||
3660 | #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8) | |
3661 | ||
3662 | GetKeyboardState (keystate); | |
3663 | keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT); | |
3664 | keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL); | |
3665 | keystate[VK_LCONTROL] = CURRENT_STATE (VK_LCONTROL); | |
3666 | keystate[VK_RCONTROL] = CURRENT_STATE (VK_RCONTROL); | |
3667 | keystate[VK_MENU] = CURRENT_STATE (VK_MENU); | |
3668 | keystate[VK_LMENU] = CURRENT_STATE (VK_LMENU); | |
3669 | keystate[VK_RMENU] = CURRENT_STATE (VK_RMENU); | |
3670 | keystate[VK_LWIN] = CURRENT_STATE (VK_LWIN); | |
3671 | keystate[VK_RWIN] = CURRENT_STATE (VK_RWIN); | |
3672 | keystate[VK_APPS] = CURRENT_STATE (VK_APPS); | |
3673 | SetKeyboardState (keystate); | |
3674 | } | |
da36a4d6 GV |
3675 | } |
3676 | ||
7830e24b RS |
3677 | /* Synchronize modifier state with what is reported with the current |
3678 | keystroke. Even if we cannot distinguish between left and right | |
3679 | modifier keys, we know that, if no modifiers are set, then neither | |
3680 | the left or right modifier should be set. */ | |
3681 | static void | |
3682 | sync_modifiers () | |
3683 | { | |
3684 | if (!modifiers_recorded) | |
3685 | return; | |
3686 | ||
7d0393cf | 3687 | if (!(GetKeyState (VK_CONTROL) & 0x8000)) |
7830e24b RS |
3688 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; |
3689 | ||
7d0393cf | 3690 | if (!(GetKeyState (VK_MENU) & 0x8000)) |
7830e24b RS |
3691 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; |
3692 | } | |
3693 | ||
a1a80b40 GV |
3694 | static int |
3695 | modifier_set (int vkey) | |
3696 | { | |
ccc2d29c | 3697 | if (vkey == VK_CAPITAL || vkey == VK_SCROLL) |
891560d6 | 3698 | return (GetKeyState (vkey) & 0x1); |
a1a80b40 GV |
3699 | if (!modifiers_recorded) |
3700 | return (GetKeyState (vkey) & 0x8000); | |
3701 | ||
3702 | switch (vkey) | |
3703 | { | |
3704 | case VK_LCONTROL: | |
3705 | return modifiers[EMACS_LCONTROL]; | |
3706 | case VK_RCONTROL: | |
3707 | return modifiers[EMACS_RCONTROL]; | |
3708 | case VK_LMENU: | |
3709 | return modifiers[EMACS_LMENU]; | |
3710 | case VK_RMENU: | |
3711 | return modifiers[EMACS_RMENU]; | |
a1a80b40 GV |
3712 | } |
3713 | return (GetKeyState (vkey) & 0x8000); | |
3714 | } | |
3715 | ||
ccc2d29c GV |
3716 | /* Convert between the modifier bits W32 uses and the modifier bits |
3717 | Emacs uses. */ | |
3718 | ||
3719 | unsigned int | |
3720 | w32_key_to_modifier (int key) | |
3721 | { | |
3722 | Lisp_Object key_mapping; | |
3723 | ||
3724 | switch (key) | |
3725 | { | |
3726 | case VK_LWIN: | |
3727 | key_mapping = Vw32_lwindow_modifier; | |
3728 | break; | |
3729 | case VK_RWIN: | |
3730 | key_mapping = Vw32_rwindow_modifier; | |
3731 | break; | |
3732 | case VK_APPS: | |
3733 | key_mapping = Vw32_apps_modifier; | |
3734 | break; | |
3735 | case VK_SCROLL: | |
3736 | key_mapping = Vw32_scroll_lock_modifier; | |
3737 | break; | |
3738 | default: | |
3739 | key_mapping = Qnil; | |
3740 | } | |
3741 | ||
adcc3809 GV |
3742 | /* NB. This code runs in the input thread, asychronously to the lisp |
3743 | thread, so we must be careful to ensure access to lisp data is | |
3744 | thread-safe. The following code is safe because the modifier | |
3745 | variable values are updated atomically from lisp and symbols are | |
3746 | not relocated by GC. Also, we don't have to worry about seeing GC | |
3747 | markbits here. */ | |
3748 | if (EQ (key_mapping, Qhyper)) | |
ccc2d29c | 3749 | return hyper_modifier; |
adcc3809 | 3750 | if (EQ (key_mapping, Qsuper)) |
ccc2d29c | 3751 | return super_modifier; |
adcc3809 | 3752 | if (EQ (key_mapping, Qmeta)) |
ccc2d29c | 3753 | return meta_modifier; |
adcc3809 | 3754 | if (EQ (key_mapping, Qalt)) |
ccc2d29c | 3755 | return alt_modifier; |
adcc3809 | 3756 | if (EQ (key_mapping, Qctrl)) |
ccc2d29c | 3757 | return ctrl_modifier; |
adcc3809 | 3758 | if (EQ (key_mapping, Qcontrol)) /* synonym for ctrl */ |
ccc2d29c | 3759 | return ctrl_modifier; |
adcc3809 | 3760 | if (EQ (key_mapping, Qshift)) |
ccc2d29c GV |
3761 | return shift_modifier; |
3762 | ||
3763 | /* Don't generate any modifier if not explicitly requested. */ | |
3764 | return 0; | |
3765 | } | |
3766 | ||
3767 | unsigned int | |
3768 | w32_get_modifiers () | |
3769 | { | |
3770 | return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) | | |
3771 | (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) | | |
3772 | (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) | | |
3773 | (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) | | |
3774 | (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) | | |
3775 | (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) | | |
3776 | (modifier_set (VK_MENU) ? | |
3777 | ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0)); | |
3778 | } | |
3779 | ||
a1a80b40 GV |
3780 | /* We map the VK_* modifiers into console modifier constants |
3781 | so that we can use the same routines to handle both console | |
3782 | and window input. */ | |
3783 | ||
3784 | static int | |
ccc2d29c | 3785 | construct_console_modifiers () |
a1a80b40 GV |
3786 | { |
3787 | int mods; | |
3788 | ||
a1a80b40 GV |
3789 | mods = 0; |
3790 | mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0; | |
3791 | mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0; | |
ccc2d29c GV |
3792 | mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0; |
3793 | mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0; | |
a1a80b40 GV |
3794 | mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0; |
3795 | mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0; | |
3796 | mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0; | |
3797 | mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0; | |
ccc2d29c GV |
3798 | mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0; |
3799 | mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0; | |
3800 | mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0; | |
a1a80b40 GV |
3801 | |
3802 | return mods; | |
3803 | } | |
3804 | ||
ccc2d29c GV |
3805 | static int |
3806 | w32_get_key_modifiers (unsigned int wparam, unsigned int lparam) | |
da36a4d6 | 3807 | { |
ccc2d29c GV |
3808 | int mods; |
3809 | ||
3810 | /* Convert to emacs modifiers. */ | |
3811 | mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam); | |
3812 | ||
3813 | return mods; | |
3814 | } | |
da36a4d6 | 3815 | |
ccc2d29c GV |
3816 | unsigned int |
3817 | map_keypad_keys (unsigned int virt_key, unsigned int extended) | |
3818 | { | |
3819 | if (virt_key < VK_CLEAR || virt_key > VK_DELETE) | |
3820 | return virt_key; | |
da36a4d6 | 3821 | |
ccc2d29c | 3822 | if (virt_key == VK_RETURN) |
da36a4d6 GV |
3823 | return (extended ? VK_NUMPAD_ENTER : VK_RETURN); |
3824 | ||
ccc2d29c GV |
3825 | if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN) |
3826 | return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key); | |
3827 | ||
3828 | if (virt_key == VK_INSERT || virt_key == VK_DELETE) | |
3829 | return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key); | |
3830 | ||
3831 | if (virt_key == VK_CLEAR) | |
3832 | return (!extended ? VK_NUMPAD_CLEAR : virt_key); | |
3833 | ||
3834 | return virt_key; | |
3835 | } | |
3836 | ||
3837 | /* List of special key combinations which w32 would normally capture, | |
3838 | but emacs should grab instead. Not directly visible to lisp, to | |
3839 | simplify synchronization. Each item is an integer encoding a virtual | |
3840 | key code and modifier combination to capture. */ | |
3841 | Lisp_Object w32_grabbed_keys; | |
3842 | ||
3843 | #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8)) | |
3844 | #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff) | |
3845 | #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255) | |
3846 | #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8) | |
3847 | ||
3848 | /* Register hot-keys for reserved key combinations when Emacs has | |
3849 | keyboard focus, since this is the only way Emacs can receive key | |
3850 | combinations like Alt-Tab which are used by the system. */ | |
3851 | ||
3852 | static void | |
3853 | register_hot_keys (hwnd) | |
3854 | HWND hwnd; | |
3855 | { | |
3856 | Lisp_Object keylist; | |
3857 | ||
3858 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3859 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3860 | { | |
3861 | Lisp_Object key = XCAR (keylist); | |
3862 | ||
3863 | /* Deleted entries get set to nil. */ | |
3864 | if (!INTEGERP (key)) | |
3865 | continue; | |
3866 | ||
3867 | RegisterHotKey (hwnd, HOTKEY_ID (key), | |
3868 | HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key)); | |
3869 | } | |
3870 | } | |
3871 | ||
3872 | static void | |
3873 | unregister_hot_keys (hwnd) | |
3874 | HWND hwnd; | |
3875 | { | |
3876 | Lisp_Object keylist; | |
3877 | ||
3878 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3879 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3880 | { | |
3881 | Lisp_Object key = XCAR (keylist); | |
3882 | ||
3883 | if (!INTEGERP (key)) | |
3884 | continue; | |
3885 | ||
3886 | UnregisterHotKey (hwnd, HOTKEY_ID (key)); | |
3887 | } | |
3888 | } | |
3889 | ||
5ac45f98 GV |
3890 | /* Main message dispatch loop. */ |
3891 | ||
1edf84e7 GV |
3892 | static void |
3893 | w32_msg_pump (deferred_msg * msg_buf) | |
5ac45f98 GV |
3894 | { |
3895 | MSG msg; | |
ccc2d29c GV |
3896 | int result; |
3897 | HWND focus_window; | |
93fbe8b7 GV |
3898 | |
3899 | msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL); | |
7d0393cf | 3900 | |
5ac45f98 GV |
3901 | while (GetMessage (&msg, NULL, 0, 0)) |
3902 | { | |
3903 | if (msg.hwnd == NULL) | |
3904 | { | |
3905 | switch (msg.message) | |
3906 | { | |
3ef68e6b AI |
3907 | case WM_NULL: |
3908 | /* Produced by complete_deferred_msg; just ignore. */ | |
3909 | break; | |
5ac45f98 | 3910 | case WM_EMACS_CREATEWINDOW: |
fbd6baed | 3911 | w32_createwindow ((struct frame *) msg.wParam); |
1edf84e7 GV |
3912 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3913 | abort (); | |
5ac45f98 | 3914 | break; |
dfdb4047 GV |
3915 | case WM_EMACS_SETLOCALE: |
3916 | SetThreadLocale (msg.wParam); | |
3917 | /* Reply is not expected. */ | |
3918 | break; | |
ccc2d29c GV |
3919 | case WM_EMACS_SETKEYBOARDLAYOUT: |
3920 | result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0); | |
3921 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3922 | result, 0)) | |
3923 | abort (); | |
3924 | break; | |
3925 | case WM_EMACS_REGISTER_HOT_KEY: | |
3926 | focus_window = GetFocus (); | |
3927 | if (focus_window != NULL) | |
3928 | RegisterHotKey (focus_window, | |
3929 | HOTKEY_ID (msg.wParam), | |
3930 | HOTKEY_MODIFIERS (msg.wParam), | |
3931 | HOTKEY_VK_CODE (msg.wParam)); | |
3932 | /* Reply is not expected. */ | |
3933 | break; | |
3934 | case WM_EMACS_UNREGISTER_HOT_KEY: | |
3935 | focus_window = GetFocus (); | |
3936 | if (focus_window != NULL) | |
3937 | UnregisterHotKey (focus_window, HOTKEY_ID (msg.wParam)); | |
adcc3809 GV |
3938 | /* Mark item as erased. NB: this code must be |
3939 | thread-safe. The next line is okay because the cons | |
3940 | cell is never made into garbage and is not relocated by | |
3941 | GC. */ | |
f3fbd155 | 3942 | XSETCAR ((Lisp_Object) msg.lParam, Qnil); |
ccc2d29c GV |
3943 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3944 | abort (); | |
3945 | break; | |
adcc3809 GV |
3946 | case WM_EMACS_TOGGLE_LOCK_KEY: |
3947 | { | |
3948 | int vk_code = (int) msg.wParam; | |
3949 | int cur_state = (GetKeyState (vk_code) & 1); | |
3950 | Lisp_Object new_state = (Lisp_Object) msg.lParam; | |
3951 | ||
3952 | /* NB: This code must be thread-safe. It is safe to | |
3953 | call NILP because symbols are not relocated by GC, | |
3954 | and pointer here is not touched by GC (so the markbit | |
3955 | can't be set). Numbers are safe because they are | |
3956 | immediate values. */ | |
3957 | if (NILP (new_state) | |
3958 | || (NUMBERP (new_state) | |
8edb0a6f | 3959 | && ((XUINT (new_state)) & 1) != cur_state)) |
adcc3809 GV |
3960 | { |
3961 | one_w32_display_info.faked_key = vk_code; | |
3962 | ||
3963 | keybd_event ((BYTE) vk_code, | |
3964 | (BYTE) MapVirtualKey (vk_code, 0), | |
3965 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3966 | keybd_event ((BYTE) vk_code, | |
3967 | (BYTE) MapVirtualKey (vk_code, 0), | |
3968 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
3969 | keybd_event ((BYTE) vk_code, | |
3970 | (BYTE) MapVirtualKey (vk_code, 0), | |
3971 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3972 | cur_state = !cur_state; | |
3973 | } | |
3974 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3975 | cur_state, 0)) | |
3976 | abort (); | |
3977 | } | |
3978 | break; | |
1edf84e7 | 3979 | default: |
1edf84e7 | 3980 | DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message)); |
5ac45f98 GV |
3981 | } |
3982 | } | |
3983 | else | |
3984 | { | |
3985 | DispatchMessage (&msg); | |
3986 | } | |
1edf84e7 GV |
3987 | |
3988 | /* Exit nested loop when our deferred message has completed. */ | |
3989 | if (msg_buf->completed) | |
3990 | break; | |
5ac45f98 | 3991 | } |
1edf84e7 GV |
3992 | } |
3993 | ||
3994 | deferred_msg * deferred_msg_head; | |
3995 | ||
3996 | static deferred_msg * | |
3997 | find_deferred_msg (HWND hwnd, UINT msg) | |
3998 | { | |
3999 | deferred_msg * item; | |
4000 | ||
4001 | /* Don't actually need synchronization for read access, since | |
4002 | modification of single pointer is always atomic. */ | |
4003 | /* enter_crit (); */ | |
4004 | ||
4005 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
4006 | if (item->w32msg.msg.hwnd == hwnd | |
4007 | && item->w32msg.msg.message == msg) | |
4008 | break; | |
4009 | ||
4010 | /* leave_crit (); */ | |
4011 | ||
4012 | return item; | |
4013 | } | |
4014 | ||
4015 | static LRESULT | |
4016 | send_deferred_msg (deferred_msg * msg_buf, | |
4017 | HWND hwnd, | |
4018 | UINT msg, | |
4019 | WPARAM wParam, | |
4020 | LPARAM lParam) | |
4021 | { | |
4022 | /* Only input thread can send deferred messages. */ | |
4023 | if (GetCurrentThreadId () != dwWindowsThreadId) | |
4024 | abort (); | |
4025 | ||
4026 | /* It is an error to send a message that is already deferred. */ | |
4027 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4028 | abort (); | |
4029 | ||
4030 | /* Enforced synchronization is not needed because this is the only | |
4031 | function that alters deferred_msg_head, and the following critical | |
4032 | section is guaranteed to only be serially reentered (since only the | |
4033 | input thread can call us). */ | |
4034 | ||
4035 | /* enter_crit (); */ | |
4036 | ||
4037 | msg_buf->completed = 0; | |
4038 | msg_buf->next = deferred_msg_head; | |
4039 | deferred_msg_head = msg_buf; | |
4040 | my_post_msg (&msg_buf->w32msg, hwnd, msg, wParam, lParam); | |
4041 | ||
4042 | /* leave_crit (); */ | |
4043 | ||
4044 | /* Start a new nested message loop to process other messages until | |
4045 | this one is completed. */ | |
4046 | w32_msg_pump (msg_buf); | |
4047 | ||
4048 | deferred_msg_head = msg_buf->next; | |
4049 | ||
4050 | return msg_buf->result; | |
4051 | } | |
4052 | ||
4053 | void | |
4054 | complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result) | |
4055 | { | |
4056 | deferred_msg * msg_buf = find_deferred_msg (hwnd, msg); | |
4057 | ||
4058 | if (msg_buf == NULL) | |
3ef68e6b AI |
4059 | /* Message may have been cancelled, so don't abort(). */ |
4060 | return; | |
1edf84e7 GV |
4061 | |
4062 | msg_buf->result = result; | |
4063 | msg_buf->completed = 1; | |
4064 | ||
4065 | /* Ensure input thread is woken so it notices the completion. */ | |
4066 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
4067 | } | |
4068 | ||
3ef68e6b AI |
4069 | void |
4070 | cancel_all_deferred_msgs () | |
4071 | { | |
4072 | deferred_msg * item; | |
4073 | ||
4074 | /* Don't actually need synchronization for read access, since | |
4075 | modification of single pointer is always atomic. */ | |
4076 | /* enter_crit (); */ | |
4077 | ||
4078 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
4079 | { | |
4080 | item->result = 0; | |
4081 | item->completed = 1; | |
4082 | } | |
4083 | ||
4084 | /* leave_crit (); */ | |
4085 | ||
4086 | /* Ensure input thread is woken so it notices the completion. */ | |
4087 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
4088 | } | |
1edf84e7 | 4089 | |
7d0393cf | 4090 | DWORD |
1edf84e7 GV |
4091 | w32_msg_worker (dw) |
4092 | DWORD dw; | |
4093 | { | |
4094 | MSG msg; | |
4095 | deferred_msg dummy_buf; | |
4096 | ||
4097 | /* Ensure our message queue is created */ | |
7d0393cf | 4098 | |
1edf84e7 | 4099 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); |
7d0393cf | 4100 | |
1edf84e7 GV |
4101 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
4102 | abort (); | |
4103 | ||
4104 | memset (&dummy_buf, 0, sizeof (dummy_buf)); | |
4105 | dummy_buf.w32msg.msg.hwnd = NULL; | |
4106 | dummy_buf.w32msg.msg.message = WM_NULL; | |
4107 | ||
4108 | /* This is the inital message loop which should only exit when the | |
4109 | application quits. */ | |
4110 | w32_msg_pump (&dummy_buf); | |
4111 | ||
4112 | return 0; | |
5ac45f98 GV |
4113 | } |
4114 | ||
3ef68e6b AI |
4115 | static void |
4116 | post_character_message (hwnd, msg, wParam, lParam, modifiers) | |
4117 | HWND hwnd; | |
4118 | UINT msg; | |
4119 | WPARAM wParam; | |
4120 | LPARAM lParam; | |
4121 | DWORD modifiers; | |
4122 | ||
4123 | { | |
4124 | W32Msg wmsg; | |
4125 | ||
4126 | wmsg.dwModifiers = modifiers; | |
4127 | ||
4128 | /* Detect quit_char and set quit-flag directly. Note that we | |
4129 | still need to post a message to ensure the main thread will be | |
4130 | woken up if blocked in sys_select(), but we do NOT want to post | |
4131 | the quit_char message itself (because it will usually be as if | |
4132 | the user had typed quit_char twice). Instead, we post a dummy | |
4133 | message that has no particular effect. */ | |
4134 | { | |
4135 | int c = wParam; | |
4136 | if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier) | |
4137 | c = make_ctrl_char (c) & 0377; | |
7d081355 AI |
4138 | if (c == quit_char |
4139 | || (wmsg.dwModifiers == 0 && | |
4140 | XFASTINT (Vw32_quit_key) && wParam == XFASTINT (Vw32_quit_key))) | |
3ef68e6b AI |
4141 | { |
4142 | Vquit_flag = Qt; | |
4143 | ||
4144 | /* The choice of message is somewhat arbitrary, as long as | |
4145 | the main thread handler just ignores it. */ | |
4146 | msg = WM_NULL; | |
4147 | ||
4148 | /* Interrupt any blocking system calls. */ | |
4149 | signal_quit (); | |
4150 | ||
4151 | /* As a safety precaution, forcibly complete any deferred | |
4152 | messages. This is a kludge, but I don't see any particularly | |
4153 | clean way to handle the situation where a deferred message is | |
4154 | "dropped" in the lisp thread, and will thus never be | |
4155 | completed, eg. by the user trying to activate the menubar | |
4156 | when the lisp thread is busy, and then typing C-g when the | |
4157 | menubar doesn't open promptly (with the result that the | |
4158 | menubar never responds at all because the deferred | |
4159 | WM_INITMENU message is never completed). Another problem | |
4160 | situation is when the lisp thread calls SendMessage (to send | |
4161 | a window manager command) when a message has been deferred; | |
4162 | the lisp thread gets blocked indefinitely waiting for the | |
4163 | deferred message to be completed, which itself is waiting for | |
4164 | the lisp thread to respond. | |
4165 | ||
4166 | Note that we don't want to block the input thread waiting for | |
4167 | a reponse from the lisp thread (although that would at least | |
4168 | solve the deadlock problem above), because we want to be able | |
4169 | to receive C-g to interrupt the lisp thread. */ | |
4170 | cancel_all_deferred_msgs (); | |
4171 | } | |
4172 | } | |
4173 | ||
4174 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4175 | } | |
4176 | ||
ee78dc32 GV |
4177 | /* Main window procedure */ |
4178 | ||
7d0393cf | 4179 | LRESULT CALLBACK |
fbd6baed | 4180 | w32_wnd_proc (hwnd, msg, wParam, lParam) |
ee78dc32 GV |
4181 | HWND hwnd; |
4182 | UINT msg; | |
4183 | WPARAM wParam; | |
4184 | LPARAM lParam; | |
4185 | { | |
4186 | struct frame *f; | |
fbd6baed GV |
4187 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
4188 | W32Msg wmsg; | |
84fb1139 | 4189 | int windows_translate; |
576ba81c | 4190 | int key; |
84fb1139 | 4191 | |
a6085637 KH |
4192 | /* Note that it is okay to call x_window_to_frame, even though we are |
4193 | not running in the main lisp thread, because frame deletion | |
4194 | requires the lisp thread to synchronize with this thread. Thus, if | |
4195 | a frame struct is returned, it can be used without concern that the | |
4196 | lisp thread might make it disappear while we are using it. | |
4197 | ||
4198 | NB. Walking the frame list in this thread is safe (as long as | |
4199 | writes of Lisp_Object slots are atomic, which they are on Windows). | |
4200 | Although delete-frame can destructively modify the frame list while | |
4201 | we are walking it, a garbage collection cannot occur until after | |
4202 | delete-frame has synchronized with this thread. | |
4203 | ||
4204 | It is also safe to use functions that make GDI calls, such as | |
fbd6baed | 4205 | w32_clear_rect, because these functions must obtain a DC handle |
a6085637 KH |
4206 | from the frame struct using get_frame_dc which is thread-aware. */ |
4207 | ||
7d0393cf | 4208 | switch (msg) |
ee78dc32 GV |
4209 | { |
4210 | case WM_ERASEBKGND: | |
a6085637 KH |
4211 | f = x_window_to_frame (dpyinfo, hwnd); |
4212 | if (f) | |
4213 | { | |
9badad41 | 4214 | HDC hdc = get_frame_dc (f); |
a6085637 | 4215 | GetUpdateRect (hwnd, &wmsg.rect, FALSE); |
9badad41 JR |
4216 | w32_clear_rect (f, hdc, &wmsg.rect); |
4217 | release_frame_dc (f, hdc); | |
ce6059da AI |
4218 | |
4219 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4220 | DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n", |
4221 | f, | |
4222 | wmsg.rect.left, wmsg.rect.top, | |
4223 | wmsg.rect.right, wmsg.rect.bottom)); | |
ce6059da | 4224 | #endif /* W32_DEBUG_DISPLAY */ |
a6085637 | 4225 | } |
5ac45f98 GV |
4226 | return 1; |
4227 | case WM_PALETTECHANGED: | |
4228 | /* ignore our own changes */ | |
4229 | if ((HWND)wParam != hwnd) | |
4230 | { | |
a6085637 KH |
4231 | f = x_window_to_frame (dpyinfo, hwnd); |
4232 | if (f) | |
4233 | /* get_frame_dc will realize our palette and force all | |
4234 | frames to be redrawn if needed. */ | |
4235 | release_frame_dc (f, get_frame_dc (f)); | |
5ac45f98 GV |
4236 | } |
4237 | return 0; | |
ee78dc32 | 4238 | case WM_PAINT: |
ce6059da | 4239 | { |
55dcfc15 AI |
4240 | PAINTSTRUCT paintStruct; |
4241 | RECT update_rect; | |
aa35b6ad | 4242 | bzero (&update_rect, sizeof (update_rect)); |
55dcfc15 | 4243 | |
18f0b342 AI |
4244 | f = x_window_to_frame (dpyinfo, hwnd); |
4245 | if (f == 0) | |
4246 | { | |
4247 | DebPrint (("WM_PAINT received for unknown window %p\n", hwnd)); | |
4248 | return 0; | |
4249 | } | |
4250 | ||
55dcfc15 AI |
4251 | /* MSDN Docs say not to call BeginPaint if GetUpdateRect |
4252 | fails. Apparently this can happen under some | |
4253 | circumstances. */ | |
aa35b6ad | 4254 | if (GetUpdateRect (hwnd, &update_rect, FALSE) || !w32_strict_painting) |
55dcfc15 AI |
4255 | { |
4256 | enter_crit (); | |
4257 | BeginPaint (hwnd, &paintStruct); | |
4258 | ||
aa35b6ad JR |
4259 | /* The rectangles returned by GetUpdateRect and BeginPaint |
4260 | do not always match. Play it safe by assuming both areas | |
4261 | are invalid. */ | |
4262 | UnionRect (&(wmsg.rect), &update_rect, &(paintStruct.rcPaint)); | |
55dcfc15 AI |
4263 | |
4264 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4265 | DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n", |
4266 | f, | |
4267 | wmsg.rect.left, wmsg.rect.top, | |
4268 | wmsg.rect.right, wmsg.rect.bottom)); | |
4269 | DebPrint ((" [update region is %d,%d-%d,%d]\n", | |
55dcfc15 AI |
4270 | update_rect.left, update_rect.top, |
4271 | update_rect.right, update_rect.bottom)); | |
4272 | #endif | |
4273 | EndPaint (hwnd, &paintStruct); | |
4274 | leave_crit (); | |
4275 | ||
4276 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
7d0393cf | 4277 | |
55dcfc15 AI |
4278 | return 0; |
4279 | } | |
c0611964 AI |
4280 | |
4281 | /* If GetUpdateRect returns 0 (meaning there is no update | |
4282 | region), assume the whole window needs to be repainted. */ | |
4283 | GetClientRect(hwnd, &wmsg.rect); | |
4284 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4285 | return 0; | |
ee78dc32 | 4286 | } |
a1a80b40 | 4287 | |
ccc2d29c GV |
4288 | case WM_INPUTLANGCHANGE: |
4289 | /* Inform lisp thread of keyboard layout changes. */ | |
4290 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4291 | ||
4292 | /* Clear dead keys in the keyboard state; for simplicity only | |
4293 | preserve modifier key states. */ | |
4294 | { | |
4295 | int i; | |
4296 | BYTE keystate[256]; | |
4297 | ||
4298 | GetKeyboardState (keystate); | |
4299 | for (i = 0; i < 256; i++) | |
4300 | if (1 | |
4301 | && i != VK_SHIFT | |
4302 | && i != VK_LSHIFT | |
4303 | && i != VK_RSHIFT | |
4304 | && i != VK_CAPITAL | |
4305 | && i != VK_NUMLOCK | |
4306 | && i != VK_SCROLL | |
4307 | && i != VK_CONTROL | |
4308 | && i != VK_LCONTROL | |
4309 | && i != VK_RCONTROL | |
4310 | && i != VK_MENU | |
4311 | && i != VK_LMENU | |
4312 | && i != VK_RMENU | |
4313 | && i != VK_LWIN | |
4314 | && i != VK_RWIN) | |
4315 | keystate[i] = 0; | |
4316 | SetKeyboardState (keystate); | |
4317 | } | |
4318 | goto dflt; | |
4319 | ||
4320 | case WM_HOTKEY: | |
4321 | /* Synchronize hot keys with normal input. */ | |
4322 | PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0); | |
4323 | return (0); | |
4324 | ||
a1a80b40 GV |
4325 | case WM_KEYUP: |
4326 | case WM_SYSKEYUP: | |
4327 | record_keyup (wParam, lParam); | |
4328 | goto dflt; | |
4329 | ||
ee78dc32 GV |
4330 | case WM_KEYDOWN: |
4331 | case WM_SYSKEYDOWN: | |
ccc2d29c GV |
4332 | /* Ignore keystrokes we fake ourself; see below. */ |
4333 | if (dpyinfo->faked_key == wParam) | |
4334 | { | |
4335 | dpyinfo->faked_key = 0; | |
576ba81c AI |
4336 | /* Make sure TranslateMessage sees them though (as long as |
4337 | they don't produce WM_CHAR messages). This ensures that | |
4338 | indicator lights are toggled promptly on Windows 9x, for | |
4339 | example. */ | |
4340 | if (lispy_function_keys[wParam] != 0) | |
4341 | { | |
4342 | windows_translate = 1; | |
4343 | goto translate; | |
4344 | } | |
4345 | return 0; | |
ccc2d29c GV |
4346 | } |
4347 | ||
7830e24b RS |
4348 | /* Synchronize modifiers with current keystroke. */ |
4349 | sync_modifiers (); | |
a1a80b40 | 4350 | record_keydown (wParam, lParam); |
ccc2d29c | 4351 | wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0); |
84fb1139 KH |
4352 | |
4353 | windows_translate = 0; | |
ccc2d29c GV |
4354 | |
4355 | switch (wParam) | |
4356 | { | |
4357 | case VK_LWIN: | |
4358 | if (NILP (Vw32_pass_lwindow_to_system)) | |
4359 | { | |
4360 | /* Prevent system from acting on keyup (which opens the | |
4361 | Start menu if no other key was pressed) by simulating a | |
4362 | press of Space which we will ignore. */ | |
4363 | if (GetAsyncKeyState (wParam) & 1) | |
4364 | { | |
adcc3809 | 4365 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4366 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4367 | else |
576ba81c AI |
4368 | key = VK_SPACE; |
4369 | dpyinfo->faked_key = key; | |
4370 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4371 | } |
4372 | } | |
4373 | if (!NILP (Vw32_lwindow_modifier)) | |
4374 | return 0; | |
4375 | break; | |
4376 | case VK_RWIN: | |
4377 | if (NILP (Vw32_pass_rwindow_to_system)) | |
4378 | { | |
4379 | if (GetAsyncKeyState (wParam) & 1) | |
4380 | { | |
adcc3809 | 4381 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4382 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4383 | else |
576ba81c AI |
4384 | key = VK_SPACE; |
4385 | dpyinfo->faked_key = key; | |
4386 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4387 | } |
4388 | } | |
4389 | if (!NILP (Vw32_rwindow_modifier)) | |
4390 | return 0; | |
4391 | break; | |
576ba81c | 4392 | case VK_APPS: |
ccc2d29c GV |
4393 | if (!NILP (Vw32_apps_modifier)) |
4394 | return 0; | |
4395 | break; | |
4396 | case VK_MENU: | |
7d0393cf | 4397 | if (NILP (Vw32_pass_alt_to_system)) |
adcc3809 GV |
4398 | /* Prevent DefWindowProc from activating the menu bar if an |
4399 | Alt key is pressed and released by itself. */ | |
ccc2d29c | 4400 | return 0; |
84fb1139 | 4401 | windows_translate = 1; |
ccc2d29c | 4402 | break; |
7d0393cf | 4403 | case VK_CAPITAL: |
ccc2d29c GV |
4404 | /* Decide whether to treat as modifier or function key. */ |
4405 | if (NILP (Vw32_enable_caps_lock)) | |
4406 | goto disable_lock_key; | |
adcc3809 GV |
4407 | windows_translate = 1; |
4408 | break; | |
ccc2d29c GV |
4409 | case VK_NUMLOCK: |
4410 | /* Decide whether to treat as modifier or function key. */ | |
4411 | if (NILP (Vw32_enable_num_lock)) | |
4412 | goto disable_lock_key; | |
adcc3809 GV |
4413 | windows_translate = 1; |
4414 | break; | |
ccc2d29c GV |
4415 | case VK_SCROLL: |
4416 | /* Decide whether to treat as modifier or function key. */ | |
4417 | if (NILP (Vw32_scroll_lock_modifier)) | |
4418 | goto disable_lock_key; | |
adcc3809 GV |
4419 | windows_translate = 1; |
4420 | break; | |
ccc2d29c | 4421 | disable_lock_key: |
adcc3809 GV |
4422 | /* Ensure the appropriate lock key state (and indicator light) |
4423 | remains in the same state. We do this by faking another | |
4424 | press of the relevant key. Apparently, this really is the | |
4425 | only way to toggle the state of the indicator lights. */ | |
4426 | dpyinfo->faked_key = wParam; | |
4427 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4428 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4429 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4430 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
4431 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4432 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4433 | /* Ensure indicator lights are updated promptly on Windows 9x | |
4434 | (TranslateMessage apparently does this), after forwarding | |
4435 | input event. */ | |
4436 | post_character_message (hwnd, msg, wParam, lParam, | |
4437 | w32_get_key_modifiers (wParam, lParam)); | |
4438 | windows_translate = 1; | |
ccc2d29c | 4439 | break; |
7d0393cf | 4440 | case VK_CONTROL: |
ccc2d29c GV |
4441 | case VK_SHIFT: |
4442 | case VK_PROCESSKEY: /* Generated by IME. */ | |
4443 | windows_translate = 1; | |
4444 | break; | |
adcc3809 GV |
4445 | case VK_CANCEL: |
4446 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, | |
4447 | which is confusing for purposes of key binding; convert | |
4448 | VK_CANCEL events into VK_PAUSE events. */ | |
4449 | wParam = VK_PAUSE; | |
4450 | break; | |
4451 | case VK_PAUSE: | |
4452 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing | |
4453 | for purposes of key binding; convert these back into | |
4454 | VK_NUMLOCK events, at least when we want to see NumLock key | |
4455 | presses. (Note that there is never any possibility that | |
4456 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ | |
4457 | if (NILP (Vw32_enable_num_lock) && modifier_set (VK_CONTROL)) | |
4458 | wParam = VK_NUMLOCK; | |
4459 | break; | |
ccc2d29c GV |
4460 | default: |
4461 | /* If not defined as a function key, change it to a WM_CHAR message. */ | |
4462 | if (lispy_function_keys[wParam] == 0) | |
4463 | { | |
adcc3809 GV |
4464 | DWORD modifiers = construct_console_modifiers (); |
4465 | ||
ccc2d29c GV |
4466 | if (!NILP (Vw32_recognize_altgr) |
4467 | && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU)) | |
4468 | { | |
4469 | /* Always let TranslateMessage handle AltGr key chords; | |
4470 | for some reason, ToAscii doesn't always process AltGr | |
4471 | chords correctly. */ | |
4472 | windows_translate = 1; | |
4473 | } | |
adcc3809 | 4474 | else if ((modifiers & (~SHIFT_PRESSED & ~CAPSLOCK_ON)) != 0) |
ccc2d29c | 4475 | { |
adcc3809 GV |
4476 | /* Handle key chords including any modifiers other |
4477 | than shift directly, in order to preserve as much | |
4478 | modifier information as possible. */ | |
ccc2d29c GV |
4479 | if ('A' <= wParam && wParam <= 'Z') |
4480 | { | |
4481 | /* Don't translate modified alphabetic keystrokes, | |
4482 | so the user doesn't need to constantly switch | |
4483 | layout to type control or meta keystrokes when | |
4484 | the normal layout translates alphabetic | |
4485 | characters to non-ascii characters. */ | |
4486 | if (!modifier_set (VK_SHIFT)) | |
4487 | wParam += ('a' - 'A'); | |
4488 | msg = WM_CHAR; | |
4489 | } | |
4490 | else | |
4491 | { | |
4492 | /* Try to handle other keystrokes by determining the | |
4493 | base character (ie. translating the base key plus | |
4494 | shift modifier). */ | |
4495 | int add; | |
4496 | int isdead = 0; | |
4497 | KEY_EVENT_RECORD key; | |
7d0393cf | 4498 | |
ccc2d29c GV |
4499 | key.bKeyDown = TRUE; |
4500 | key.wRepeatCount = 1; | |
4501 | key.wVirtualKeyCode = wParam; | |
4502 | key.wVirtualScanCode = (lParam & 0xFF0000) >> 16; | |
4503 | key.uChar.AsciiChar = 0; | |
adcc3809 | 4504 | key.dwControlKeyState = modifiers; |
ccc2d29c GV |
4505 | |
4506 | add = w32_kbd_patch_key (&key); | |
4507 | /* 0 means an unrecognised keycode, negative means | |
4508 | dead key. Ignore both. */ | |
4509 | while (--add >= 0) | |
4510 | { | |
4511 | /* Forward asciified character sequence. */ | |
4512 | post_character_message | |
4513 | (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam, | |
4514 | w32_get_key_modifiers (wParam, lParam)); | |
4515 | w32_kbd_patch_key (&key); | |
4516 | } | |
4517 | return 0; | |
4518 | } | |
4519 | } | |
4520 | else | |
4521 | { | |
4522 | /* Let TranslateMessage handle everything else. */ | |
4523 | windows_translate = 1; | |
4524 | } | |
4525 | } | |
4526 | } | |
a1a80b40 | 4527 | |
adcc3809 | 4528 | translate: |
84fb1139 KH |
4529 | if (windows_translate) |
4530 | { | |
e9e23e23 | 4531 | MSG windows_msg = { hwnd, msg, wParam, lParam, 0, {0,0} }; |
84fb1139 | 4532 | |
e9e23e23 GV |
4533 | windows_msg.time = GetMessageTime (); |
4534 | TranslateMessage (&windows_msg); | |
84fb1139 KH |
4535 | goto dflt; |
4536 | } | |
4537 | ||
ee78dc32 | 4538 | /* Fall through */ |
7d0393cf | 4539 | |
ee78dc32 GV |
4540 | case WM_SYSCHAR: |
4541 | case WM_CHAR: | |
ccc2d29c GV |
4542 | post_character_message (hwnd, msg, wParam, lParam, |
4543 | w32_get_key_modifiers (wParam, lParam)); | |
ee78dc32 | 4544 | break; |
da36a4d6 | 4545 | |
5ac45f98 GV |
4546 | /* Simulate middle mouse button events when left and right buttons |
4547 | are used together, but only if user has two button mouse. */ | |
ee78dc32 | 4548 | case WM_LBUTTONDOWN: |
5ac45f98 | 4549 | case WM_RBUTTONDOWN: |
7ce9aaca | 4550 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4551 | goto handle_plain_button; |
4552 | ||
4553 | { | |
4554 | int this = (msg == WM_LBUTTONDOWN) ? LMOUSE : RMOUSE; | |
4555 | int other = (msg == WM_LBUTTONDOWN) ? RMOUSE : LMOUSE; | |
4556 | ||
3cb20f4a RS |
4557 | if (button_state & this) |
4558 | return 0; | |
5ac45f98 GV |
4559 | |
4560 | if (button_state == 0) | |
4561 | SetCapture (hwnd); | |
4562 | ||
4563 | button_state |= this; | |
4564 | ||
4565 | if (button_state & other) | |
4566 | { | |
84fb1139 | 4567 | if (mouse_button_timer) |
5ac45f98 | 4568 | { |
84fb1139 KH |
4569 | KillTimer (hwnd, mouse_button_timer); |
4570 | mouse_button_timer = 0; | |
5ac45f98 GV |
4571 | |
4572 | /* Generate middle mouse event instead. */ | |
4573 | msg = WM_MBUTTONDOWN; | |
4574 | button_state |= MMOUSE; | |
4575 | } | |
4576 | else if (button_state & MMOUSE) | |
4577 | { | |
4578 | /* Ignore button event if we've already generated a | |
4579 | middle mouse down event. This happens if the | |
4580 | user releases and press one of the two buttons | |
4581 | after we've faked a middle mouse event. */ | |
4582 | return 0; | |
4583 | } | |
4584 | else | |
4585 | { | |
4586 | /* Flush out saved message. */ | |
84fb1139 | 4587 | post_msg (&saved_mouse_button_msg); |
5ac45f98 | 4588 | } |
fbd6baed | 4589 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4590 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4591 | ||
4592 | /* Clear message buffer. */ | |
84fb1139 | 4593 | saved_mouse_button_msg.msg.hwnd = 0; |
5ac45f98 GV |
4594 | } |
4595 | else | |
4596 | { | |
4597 | /* Hold onto message for now. */ | |
84fb1139 | 4598 | mouse_button_timer = |
adcc3809 GV |
4599 | SetTimer (hwnd, MOUSE_BUTTON_ID, |
4600 | XINT (Vw32_mouse_button_tolerance), NULL); | |
84fb1139 KH |
4601 | saved_mouse_button_msg.msg.hwnd = hwnd; |
4602 | saved_mouse_button_msg.msg.message = msg; | |
4603 | saved_mouse_button_msg.msg.wParam = wParam; | |
4604 | saved_mouse_button_msg.msg.lParam = lParam; | |
4605 | saved_mouse_button_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4606 | saved_mouse_button_msg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4607 | } |
4608 | } | |
4609 | return 0; | |
4610 | ||
ee78dc32 | 4611 | case WM_LBUTTONUP: |
5ac45f98 | 4612 | case WM_RBUTTONUP: |
7ce9aaca | 4613 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4614 | goto handle_plain_button; |
4615 | ||
4616 | { | |
4617 | int this = (msg == WM_LBUTTONUP) ? LMOUSE : RMOUSE; | |
4618 | int other = (msg == WM_LBUTTONUP) ? RMOUSE : LMOUSE; | |
4619 | ||
3cb20f4a RS |
4620 | if ((button_state & this) == 0) |
4621 | return 0; | |
5ac45f98 GV |
4622 | |
4623 | button_state &= ~this; | |
4624 | ||
4625 | if (button_state & MMOUSE) | |
4626 | { | |
4627 | /* Only generate event when second button is released. */ | |
4628 | if ((button_state & other) == 0) | |
4629 | { | |
4630 | msg = WM_MBUTTONUP; | |
4631 | button_state &= ~MMOUSE; | |
4632 | ||
4633 | if (button_state) abort (); | |
4634 | } | |
4635 | else | |
4636 | return 0; | |
4637 | } | |
4638 | else | |
4639 | { | |
4640 | /* Flush out saved message if necessary. */ | |
84fb1139 | 4641 | if (saved_mouse_button_msg.msg.hwnd) |
5ac45f98 | 4642 | { |
84fb1139 | 4643 | post_msg (&saved_mouse_button_msg); |
5ac45f98 GV |
4644 | } |
4645 | } | |
fbd6baed | 4646 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4647 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4648 | ||
4649 | /* Always clear message buffer and cancel timer. */ | |
84fb1139 KH |
4650 | saved_mouse_button_msg.msg.hwnd = 0; |
4651 | KillTimer (hwnd, mouse_button_timer); | |
4652 | mouse_button_timer = 0; | |
5ac45f98 GV |
4653 | |
4654 | if (button_state == 0) | |
4655 | ReleaseCapture (); | |
4656 | } | |
4657 | return 0; | |
4658 | ||
74214547 JR |
4659 | case WM_XBUTTONDOWN: |
4660 | case WM_XBUTTONUP: | |
4661 | if (w32_pass_extra_mouse_buttons_to_system) | |
4662 | goto dflt; | |
4663 | /* else fall through and process them. */ | |
ee78dc32 GV |
4664 | case WM_MBUTTONDOWN: |
4665 | case WM_MBUTTONUP: | |
5ac45f98 | 4666 | handle_plain_button: |
ee78dc32 GV |
4667 | { |
4668 | BOOL up; | |
1edf84e7 | 4669 | int button; |
ee78dc32 | 4670 | |
74214547 | 4671 | if (parse_button (msg, HIWORD (wParam), &button, &up)) |
ee78dc32 GV |
4672 | { |
4673 | if (up) ReleaseCapture (); | |
4674 | else SetCapture (hwnd); | |
7d0393cf | 4675 | button = (button == 0) ? LMOUSE : |
1edf84e7 GV |
4676 | ((button == 1) ? MMOUSE : RMOUSE); |
4677 | if (up) | |
4678 | button_state &= ~button; | |
4679 | else | |
4680 | button_state |= button; | |
ee78dc32 GV |
4681 | } |
4682 | } | |
7d0393cf | 4683 | |
fbd6baed | 4684 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 | 4685 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
74214547 JR |
4686 | |
4687 | /* Need to return true for XBUTTON messages, false for others, | |
4688 | to indicate that we processed the message. */ | |
4689 | return (msg == WM_XBUTTONDOWN || msg == WM_XBUTTONUP); | |
5ac45f98 | 4690 | |
5ac45f98 | 4691 | case WM_MOUSEMOVE: |
9eb16b62 JR |
4692 | /* If the mouse has just moved into the frame, start tracking |
4693 | it, so we will be notified when it leaves the frame. Mouse | |
4694 | tracking only works under W98 and NT4 and later. On earlier | |
4695 | versions, there is no way of telling when the mouse leaves the | |
4696 | frame, so we just have to put up with help-echo and mouse | |
4697 | highlighting remaining while the frame is not active. */ | |
4698 | if (track_mouse_event_fn && !track_mouse_window) | |
4699 | { | |
4700 | TRACKMOUSEEVENT tme; | |
4701 | tme.cbSize = sizeof (tme); | |
4702 | tme.dwFlags = TME_LEAVE; | |
4703 | tme.hwndTrack = hwnd; | |
4704 | ||
4705 | track_mouse_event_fn (&tme); | |
4706 | track_mouse_window = hwnd; | |
4707 | } | |
4708 | case WM_VSCROLL: | |
fbd6baed | 4709 | if (XINT (Vw32_mouse_move_interval) <= 0 |
84fb1139 KH |
4710 | || (msg == WM_MOUSEMOVE && button_state == 0)) |
4711 | { | |
fbd6baed | 4712 | wmsg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4713 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4714 | return 0; | |
4715 | } | |
7d0393cf | 4716 | |
84fb1139 KH |
4717 | /* Hang onto mouse move and scroll messages for a bit, to avoid |
4718 | sending such events to Emacs faster than it can process them. | |
4719 | If we get more events before the timer from the first message | |
4720 | expires, we just replace the first message. */ | |
4721 | ||
4722 | if (saved_mouse_move_msg.msg.hwnd == 0) | |
4723 | mouse_move_timer = | |
adcc3809 GV |
4724 | SetTimer (hwnd, MOUSE_MOVE_ID, |
4725 | XINT (Vw32_mouse_move_interval), NULL); | |
84fb1139 KH |
4726 | |
4727 | /* Hold onto message for now. */ | |
4728 | saved_mouse_move_msg.msg.hwnd = hwnd; | |
4729 | saved_mouse_move_msg.msg.message = msg; | |
4730 | saved_mouse_move_msg.msg.wParam = wParam; | |
4731 | saved_mouse_move_msg.msg.lParam = lParam; | |
4732 | saved_mouse_move_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4733 | saved_mouse_move_msg.dwModifiers = w32_get_modifiers (); |
7d0393cf | 4734 | |
84fb1139 KH |
4735 | return 0; |
4736 | ||
1edf84e7 GV |
4737 | case WM_MOUSEWHEEL: |
4738 | wmsg.dwModifiers = w32_get_modifiers (); | |
4739 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4740 | return 0; | |
4741 | ||
cb9e33d4 RS |
4742 | case WM_DROPFILES: |
4743 | wmsg.dwModifiers = w32_get_modifiers (); | |
4744 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4745 | return 0; | |
4746 | ||
84fb1139 KH |
4747 | case WM_TIMER: |
4748 | /* Flush out saved messages if necessary. */ | |
4749 | if (wParam == mouse_button_timer) | |
5ac45f98 | 4750 | { |
84fb1139 KH |
4751 | if (saved_mouse_button_msg.msg.hwnd) |
4752 | { | |
4753 | post_msg (&saved_mouse_button_msg); | |
4754 | saved_mouse_button_msg.msg.hwnd = 0; | |
4755 | } | |
4756 | KillTimer (hwnd, mouse_button_timer); | |
4757 | mouse_button_timer = 0; | |
4758 | } | |
4759 | else if (wParam == mouse_move_timer) | |
4760 | { | |
4761 | if (saved_mouse_move_msg.msg.hwnd) | |
4762 | { | |
4763 | post_msg (&saved_mouse_move_msg); | |
4764 | saved_mouse_move_msg.msg.hwnd = 0; | |
4765 | } | |
4766 | KillTimer (hwnd, mouse_move_timer); | |
4767 | mouse_move_timer = 0; | |
5ac45f98 | 4768 | } |
48094ace JR |
4769 | else if (wParam == menu_free_timer) |
4770 | { | |
4771 | KillTimer (hwnd, menu_free_timer); | |
4772 | menu_free_timer = 0; | |
27605fa7 | 4773 | f = x_window_to_frame (dpyinfo, hwnd); |
48094ace JR |
4774 | if (!f->output_data.w32->menu_command_in_progress) |
4775 | { | |
4776 | /* Free memory used by owner-drawn and help-echo strings. */ | |
4777 | w32_free_menu_strings (hwnd); | |
4778 | f->output_data.w32->menubar_active = 0; | |
4779 | } | |
4780 | } | |
5ac45f98 | 4781 | return 0; |
7d0393cf | 4782 | |
84fb1139 KH |
4783 | case WM_NCACTIVATE: |
4784 | /* Windows doesn't send us focus messages when putting up and | |
e9e23e23 | 4785 | taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95. |
84fb1139 KH |
4786 | The only indication we get that something happened is receiving |
4787 | this message afterwards. So this is a good time to reset our | |
4788 | keyboard modifiers' state. */ | |
4789 | reset_modifiers (); | |
4790 | goto dflt; | |
da36a4d6 | 4791 | |
1edf84e7 | 4792 | case WM_INITMENU: |
487163ac AI |
4793 | button_state = 0; |
4794 | ReleaseCapture (); | |
1edf84e7 GV |
4795 | /* We must ensure menu bar is fully constructed and up to date |
4796 | before allowing user interaction with it. To achieve this | |
4797 | we send this message to the lisp thread and wait for a | |
4798 | reply (whose value is not actually needed) to indicate that | |
4799 | the menu bar is now ready for use, so we can now return. | |
4800 | ||
4801 | To remain responsive in the meantime, we enter a nested message | |
4802 | loop that can process all other messages. | |
4803 | ||
4804 | However, we skip all this if the message results from calling | |
4805 | TrackPopupMenu - in fact, we must NOT attempt to send the lisp | |
4806 | thread a message because it is blocked on us at this point. We | |
4807 | set menubar_active before calling TrackPopupMenu to indicate | |
4808 | this (there is no possibility of confusion with real menubar | |
4809 | being active). */ | |
4810 | ||
4811 | f = x_window_to_frame (dpyinfo, hwnd); | |
4812 | if (f | |
4813 | && (f->output_data.w32->menubar_active | |
4814 | /* We can receive this message even in the absence of a | |
4815 | menubar (ie. when the system menu is activated) - in this | |
4816 | case we do NOT want to forward the message, otherwise it | |
4817 | will cause the menubar to suddenly appear when the user | |
4818 | had requested it to be turned off! */ | |
4819 | || f->output_data.w32->menubar_widget == NULL)) | |
4820 | return 0; | |
4821 | ||
4822 | { | |
4823 | deferred_msg msg_buf; | |
4824 | ||
4825 | /* Detect if message has already been deferred; in this case | |
4826 | we cannot return any sensible value to ignore this. */ | |
4827 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4828 | abort (); | |
4829 | ||
4830 | return send_deferred_msg (&msg_buf, hwnd, msg, wParam, lParam); | |
4831 | } | |
4832 | ||
4833 | case WM_EXITMENULOOP: | |
4834 | f = x_window_to_frame (dpyinfo, hwnd); | |
4835 | ||
48094ace JR |
4836 | /* If a menu command is not already in progress, check again |
4837 | after a short delay, since Windows often (always?) sends the | |
4838 | WM_EXITMENULOOP before the corresponding WM_COMMAND message. */ | |
4839 | if (f && !f->output_data.w32->menu_command_in_progress) | |
4840 | menu_free_timer = SetTimer (hwnd, MENU_FREE_ID, MENU_FREE_DELAY, NULL); | |
1edf84e7 GV |
4841 | goto dflt; |
4842 | ||
126f2e35 | 4843 | case WM_MENUSELECT: |
4e3a1c61 JR |
4844 | /* Direct handling of help_echo in menus. Should be safe now |
4845 | that we generate the help_echo by placing a help event in the | |
4846 | keyboard buffer. */ | |
ca56d953 | 4847 | { |
ca56d953 JR |
4848 | HMENU menu = (HMENU) lParam; |
4849 | UINT menu_item = (UINT) LOWORD (wParam); | |
4850 | UINT flags = (UINT) HIWORD (wParam); | |
4851 | ||
4e3a1c61 | 4852 | w32_menu_display_help (hwnd, menu, menu_item, flags); |
ca56d953 | 4853 | } |
126f2e35 JR |
4854 | return 0; |
4855 | ||
87996783 GV |
4856 | case WM_MEASUREITEM: |
4857 | f = x_window_to_frame (dpyinfo, hwnd); | |
4858 | if (f) | |
4859 | { | |
4860 | MEASUREITEMSTRUCT * pMis = (MEASUREITEMSTRUCT *) lParam; | |
4861 | ||
4862 | if (pMis->CtlType == ODT_MENU) | |
4863 | { | |
4864 | /* Work out dimensions for popup menu titles. */ | |
4865 | char * title = (char *) pMis->itemData; | |
4866 | HDC hdc = GetDC (hwnd); | |
4867 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4868 | LOGFONT menu_logfont; | |
4869 | HFONT old_font; | |
4870 | SIZE size; | |
4871 | ||
4872 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4873 | menu_logfont.lfWeight = FW_BOLD; | |
4874 | menu_font = CreateFontIndirect (&menu_logfont); | |
4875 | old_font = SelectObject (hdc, menu_font); | |
4876 | ||
dfff8a69 JR |
4877 | pMis->itemHeight = GetSystemMetrics (SM_CYMENUSIZE); |
4878 | if (title) | |
4879 | { | |
4880 | GetTextExtentPoint32 (hdc, title, strlen (title), &size); | |
4881 | pMis->itemWidth = size.cx; | |
4882 | if (pMis->itemHeight < size.cy) | |
4883 | pMis->itemHeight = size.cy; | |
4884 | } | |
4885 | else | |
4886 | pMis->itemWidth = 0; | |
87996783 GV |
4887 | |
4888 | SelectObject (hdc, old_font); | |
4889 | DeleteObject (menu_font); | |
4890 | ReleaseDC (hwnd, hdc); | |
4891 | return TRUE; | |
4892 | } | |
4893 | } | |
4894 | return 0; | |
4895 | ||
4896 | case WM_DRAWITEM: | |
4897 | f = x_window_to_frame (dpyinfo, hwnd); | |
4898 | if (f) | |
4899 | { | |
4900 | DRAWITEMSTRUCT * pDis = (DRAWITEMSTRUCT *) lParam; | |
4901 | ||
4902 | if (pDis->CtlType == ODT_MENU) | |
4903 | { | |
4904 | /* Draw popup menu title. */ | |
4905 | char * title = (char *) pDis->itemData; | |
212da13b JR |
4906 | if (title) |
4907 | { | |
4908 | HDC hdc = pDis->hDC; | |
4909 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4910 | LOGFONT menu_logfont; | |
4911 | HFONT old_font; | |
4912 | ||
4913 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4914 | menu_logfont.lfWeight = FW_BOLD; | |
4915 | menu_font = CreateFontIndirect (&menu_logfont); | |
4916 | old_font = SelectObject (hdc, menu_font); | |
4917 | ||
4918 | /* Always draw title as if not selected. */ | |
4919 | ExtTextOut (hdc, | |
4920 | pDis->rcItem.left | |
4921 | + GetSystemMetrics (SM_CXMENUCHECK), | |
4922 | pDis->rcItem.top, | |
4923 | ETO_OPAQUE, &pDis->rcItem, | |
4924 | title, strlen (title), NULL); | |
4925 | ||
4926 | SelectObject (hdc, old_font); | |
4927 | DeleteObject (menu_font); | |
4928 | } | |
87996783 GV |
4929 | return TRUE; |
4930 | } | |
4931 | } | |
4932 | return 0; | |
4933 | ||
1edf84e7 GV |
4934 | #if 0 |
4935 | /* Still not right - can't distinguish between clicks in the | |
4936 | client area of the frame from clicks forwarded from the scroll | |
4937 | bars - may have to hook WM_NCHITTEST to remember the mouse | |
4938 | position and then check if it is in the client area ourselves. */ | |
4939 | case WM_MOUSEACTIVATE: | |
4940 | /* Discard the mouse click that activates a frame, allowing the | |
4941 | user to click anywhere without changing point (or worse!). | |
4942 | Don't eat mouse clicks on scrollbars though!! */ | |
4943 | if (LOWORD (lParam) == HTCLIENT ) | |
4944 | return MA_ACTIVATEANDEAT; | |
4945 | goto dflt; | |
4946 | #endif | |
4947 | ||
9eb16b62 JR |
4948 | case WM_MOUSELEAVE: |
4949 | /* No longer tracking mouse. */ | |
4950 | track_mouse_window = NULL; | |
4951 | ||
1edf84e7 | 4952 | case WM_ACTIVATEAPP: |
ccc2d29c | 4953 | case WM_ACTIVATE: |
1edf84e7 GV |
4954 | case WM_WINDOWPOSCHANGED: |
4955 | case WM_SHOWWINDOW: | |
4956 | /* Inform lisp thread that a frame might have just been obscured | |
4957 | or exposed, so should recheck visibility of all frames. */ | |
4958 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4959 | goto dflt; | |
4960 | ||
da36a4d6 | 4961 | case WM_SETFOCUS: |
adcc3809 GV |
4962 | dpyinfo->faked_key = 0; |
4963 | reset_modifiers (); | |
ccc2d29c GV |
4964 | register_hot_keys (hwnd); |
4965 | goto command; | |
8681157a | 4966 | case WM_KILLFOCUS: |
ccc2d29c | 4967 | unregister_hot_keys (hwnd); |
487163ac AI |
4968 | button_state = 0; |
4969 | ReleaseCapture (); | |
65906840 JR |
4970 | /* Relinquish the system caret. */ |
4971 | if (w32_system_caret_hwnd) | |
4972 | { | |
93f2ca61 | 4973 | w32_visible_system_caret_hwnd = NULL; |
d285988b JR |
4974 | w32_system_caret_hwnd = NULL; |
4975 | DestroyCaret (); | |
65906840 | 4976 | } |
48094ace JR |
4977 | goto command; |
4978 | case WM_COMMAND: | |
4979 | f = x_window_to_frame (dpyinfo, hwnd); | |
4980 | if (f && HIWORD (wParam) == 0) | |
4981 | { | |
4982 | f->output_data.w32->menu_command_in_progress = 1; | |
4983 | if (menu_free_timer) | |
4984 | { | |
4985 | KillTimer (hwnd, menu_free_timer); | |
7d0393cf | 4986 | menu_free_timer = 0; |
48094ace JR |
4987 | } |
4988 | } | |
ee78dc32 GV |
4989 | case WM_MOVE: |
4990 | case WM_SIZE: | |
ccc2d29c | 4991 | command: |
fbd6baed | 4992 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 GV |
4993 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4994 | goto dflt; | |
8847d890 RS |
4995 | |
4996 | case WM_CLOSE: | |
fbd6baed | 4997 | wmsg.dwModifiers = w32_get_modifiers (); |
8847d890 RS |
4998 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4999 | return 0; | |
5000 | ||
ee78dc32 | 5001 | case WM_WINDOWPOSCHANGING: |
bfd6edcc JR |
5002 | /* Don't restrict the sizing of tip frames. */ |
5003 | if (hwnd == tip_window) | |
5004 | return 0; | |
ee78dc32 GV |
5005 | { |
5006 | WINDOWPLACEMENT wp; | |
5007 | LPWINDOWPOS lppos = (WINDOWPOS *) lParam; | |
1edf84e7 GV |
5008 | |
5009 | wp.length = sizeof (WINDOWPLACEMENT); | |
ee78dc32 | 5010 | GetWindowPlacement (hwnd, &wp); |
7d0393cf | 5011 | |
1edf84e7 | 5012 | if (wp.showCmd != SW_SHOWMINIMIZED && (lppos->flags & SWP_NOSIZE) == 0) |
ee78dc32 GV |
5013 | { |
5014 | RECT rect; | |
5015 | int wdiff; | |
5016 | int hdiff; | |
1edf84e7 GV |
5017 | DWORD font_width; |
5018 | DWORD line_height; | |
5019 | DWORD internal_border; | |
5020 | DWORD scrollbar_extra; | |
ee78dc32 | 5021 | RECT wr; |
7d0393cf | 5022 | |
5ac45f98 | 5023 | wp.length = sizeof(wp); |
ee78dc32 | 5024 | GetWindowRect (hwnd, &wr); |
7d0393cf | 5025 | |
3c190163 | 5026 | enter_crit (); |
7d0393cf | 5027 | |
1edf84e7 GV |
5028 | font_width = GetWindowLong (hwnd, WND_FONTWIDTH_INDEX); |
5029 | line_height = GetWindowLong (hwnd, WND_LINEHEIGHT_INDEX); | |
5030 | internal_border = GetWindowLong (hwnd, WND_BORDER_INDEX); | |
5031 | scrollbar_extra = GetWindowLong (hwnd, WND_SCROLLBAR_INDEX); | |
7d0393cf | 5032 | |
3c190163 | 5033 | leave_crit (); |
7d0393cf | 5034 | |
ee78dc32 | 5035 | memset (&rect, 0, sizeof (rect)); |
7d0393cf | 5036 | AdjustWindowRect (&rect, GetWindowLong (hwnd, GWL_STYLE), |
ee78dc32 GV |
5037 | GetMenu (hwnd) != NULL); |
5038 | ||
1edf84e7 GV |
5039 | /* Force width and height of client area to be exact |
5040 | multiples of the character cell dimensions. */ | |
5041 | wdiff = (lppos->cx - (rect.right - rect.left) | |
5042 | - 2 * internal_border - scrollbar_extra) | |
5043 | % font_width; | |
5044 | hdiff = (lppos->cy - (rect.bottom - rect.top) | |
5045 | - 2 * internal_border) | |
5046 | % line_height; | |
7d0393cf | 5047 | |
ee78dc32 GV |
5048 | if (wdiff || hdiff) |
5049 | { | |
7d0393cf JB |
5050 | /* For right/bottom sizing we can just fix the sizes. |
5051 | However for top/left sizing we will need to fix the X | |
ee78dc32 | 5052 | and Y positions as well. */ |
7d0393cf | 5053 | |
ee78dc32 GV |
5054 | lppos->cx -= wdiff; |
5055 | lppos->cy -= hdiff; | |
7d0393cf JB |
5056 | |
5057 | if (wp.showCmd != SW_SHOWMAXIMIZED | |
1edf84e7 | 5058 | && (lppos->flags & SWP_NOMOVE) == 0) |
ee78dc32 GV |
5059 | { |
5060 | if (lppos->x != wr.left || lppos->y != wr.top) | |
5061 | { | |
5062 | lppos->x += wdiff; | |
5063 | lppos->y += hdiff; | |
5064 | } | |
5065 | else | |
5066 | { | |
5067 | lppos->flags |= SWP_NOMOVE; | |
5068 | } | |
5069 | } | |
7d0393cf | 5070 | |
1edf84e7 | 5071 | return 0; |
ee78dc32 GV |
5072 | } |
5073 | } | |
5074 | } | |
7d0393cf | 5075 | |
ee78dc32 | 5076 | goto dflt; |
1edf84e7 | 5077 | |
b1f918f8 GV |
5078 | case WM_GETMINMAXINFO: |
5079 | /* Hack to correct bug that allows Emacs frames to be resized | |
5080 | below the Minimum Tracking Size. */ | |
5081 | ((LPMINMAXINFO) lParam)->ptMinTrackSize.y++; | |
bf853fee AI |
5082 | /* Hack to allow resizing the Emacs frame above the screen size. |
5083 | Note that Windows 9x limits coordinates to 16-bits. */ | |
5084 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.x = 32767; | |
5085 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.y = 32767; | |
b1f918f8 GV |
5086 | return 0; |
5087 | ||
c9b2104d JR |
5088 | case WM_SETCURSOR: |
5089 | if (LOWORD (lParam) == HTCLIENT) | |
5090 | return 0; | |
5091 | ||
5092 | goto dflt; | |
c922a224 | 5093 | |
c9b2104d JR |
5094 | case WM_EMACS_SETCURSOR: |
5095 | { | |
5096 | Cursor cursor = (Cursor) wParam; | |
5097 | if (cursor) | |
5098 | SetCursor (cursor); | |
5099 | return 0; | |
5100 | } | |
c922a224 | 5101 | |
1edf84e7 GV |
5102 | case WM_EMACS_CREATESCROLLBAR: |
5103 | return (LRESULT) w32_createscrollbar ((struct frame *) wParam, | |
5104 | (struct scroll_bar *) lParam); | |
5105 | ||
5ac45f98 | 5106 | case WM_EMACS_SHOWWINDOW: |
1edf84e7 GV |
5107 | return ShowWindow ((HWND) wParam, (WPARAM) lParam); |
5108 | ||
dfdb4047 | 5109 | case WM_EMACS_SETFOREGROUND: |
ce6059da AI |
5110 | { |
5111 | HWND foreground_window; | |
5112 | DWORD foreground_thread, retval; | |
5113 | ||
5114 | /* On NT 5.0, and apparently Windows 98, it is necessary to | |
5115 | attach to the thread that currently has focus in order to | |
5116 | pull the focus away from it. */ | |
5117 | foreground_window = GetForegroundWindow (); | |
5118 | foreground_thread = GetWindowThreadProcessId (foreground_window, NULL); | |
5119 | if (!foreground_window | |
5120 | || foreground_thread == GetCurrentThreadId () | |
5121 | || !AttachThreadInput (GetCurrentThreadId (), | |
5122 | foreground_thread, TRUE)) | |
5123 | foreground_thread = 0; | |
5124 | ||
5125 | retval = SetForegroundWindow ((HWND) wParam); | |
5126 | ||
5127 | /* Detach from the previous foreground thread. */ | |
5128 | if (foreground_thread) | |
5129 | AttachThreadInput (GetCurrentThreadId (), | |
5130 | foreground_thread, FALSE); | |
5131 | ||
5132 | return retval; | |
5133 | } | |
dfdb4047 | 5134 | |
5ac45f98 GV |
5135 | case WM_EMACS_SETWINDOWPOS: |
5136 | { | |
1edf84e7 GV |
5137 | WINDOWPOS * pos = (WINDOWPOS *) wParam; |
5138 | return SetWindowPos (hwnd, pos->hwndInsertAfter, | |
5ac45f98 GV |
5139 | pos->x, pos->y, pos->cx, pos->cy, pos->flags); |
5140 | } | |
1edf84e7 | 5141 | |
ee78dc32 | 5142 | case WM_EMACS_DESTROYWINDOW: |
cb9e33d4 | 5143 | DragAcceptFiles ((HWND) wParam, FALSE); |
1edf84e7 GV |
5144 | return DestroyWindow ((HWND) wParam); |
5145 | ||
93f2ca61 JR |
5146 | case WM_EMACS_HIDE_CARET: |
5147 | return HideCaret (hwnd); | |
5148 | ||
5149 | case WM_EMACS_SHOW_CARET: | |
5150 | return ShowCaret (hwnd); | |
5151 | ||
65906840 JR |
5152 | case WM_EMACS_DESTROY_CARET: |
5153 | w32_system_caret_hwnd = NULL; | |
93f2ca61 | 5154 | w32_visible_system_caret_hwnd = NULL; |
65906840 JR |
5155 | return DestroyCaret (); |
5156 | ||
5157 | case WM_EMACS_TRACK_CARET: | |
5158 | /* If there is currently no system caret, create one. */ | |
5159 | if (w32_system_caret_hwnd == NULL) | |
5160 | { | |
93f2ca61 JR |
5161 | /* Use the default caret width, and avoid changing it |
5162 | unneccesarily, as it confuses screen reader software. */ | |
65906840 | 5163 | w32_system_caret_hwnd = hwnd; |
93f2ca61 | 5164 | CreateCaret (hwnd, NULL, 0, |
65906840 JR |
5165 | w32_system_caret_height); |
5166 | } | |
7d0393cf | 5167 | |
93f2ca61 JR |
5168 | if (!SetCaretPos (w32_system_caret_x, w32_system_caret_y)) |
5169 | return 0; | |
5170 | /* Ensure visible caret gets turned on when requested. */ | |
5171 | else if (w32_use_visible_system_caret | |
5172 | && w32_visible_system_caret_hwnd != hwnd) | |
5173 | { | |
5174 | w32_visible_system_caret_hwnd = hwnd; | |
5175 | return ShowCaret (hwnd); | |
5176 | } | |
5177 | /* Ensure visible caret gets turned off when requested. */ | |
5178 | else if (!w32_use_visible_system_caret | |
5179 | && w32_visible_system_caret_hwnd) | |
5180 | { | |
5181 | w32_visible_system_caret_hwnd = NULL; | |
5182 | return HideCaret (hwnd); | |
5183 | } | |
5184 | else | |
5185 | return 1; | |
65906840 | 5186 | |
1edf84e7 GV |
5187 | case WM_EMACS_TRACKPOPUPMENU: |
5188 | { | |
5189 | UINT flags; | |
5190 | POINT *pos; | |
5191 | int retval; | |
5192 | pos = (POINT *)lParam; | |
5193 | flags = TPM_CENTERALIGN; | |
5194 | if (button_state & LMOUSE) | |
5195 | flags |= TPM_LEFTBUTTON; | |
5196 | else if (button_state & RMOUSE) | |
5197 | flags |= TPM_RIGHTBUTTON; | |
7d0393cf | 5198 | |
87996783 GV |
5199 | /* Remember we did a SetCapture on the initial mouse down event, |
5200 | so for safety, we make sure the capture is cancelled now. */ | |
5201 | ReleaseCapture (); | |
490822ff | 5202 | button_state = 0; |
87996783 | 5203 | |
1edf84e7 GV |
5204 | /* Use menubar_active to indicate that WM_INITMENU is from |
5205 | TrackPopupMenu below, and should be ignored. */ | |
5206 | f = x_window_to_frame (dpyinfo, hwnd); | |
5207 | if (f) | |
5208 | f->output_data.w32->menubar_active = 1; | |
7d0393cf JB |
5209 | |
5210 | if (TrackPopupMenu ((HMENU)wParam, flags, pos->x, pos->y, | |
1edf84e7 GV |
5211 | 0, hwnd, NULL)) |
5212 | { | |
5213 | MSG amsg; | |
5214 | /* Eat any mouse messages during popupmenu */ | |
5215 | while (PeekMessage (&amsg, hwnd, WM_MOUSEFIRST, WM_MOUSELAST, | |
5216 | PM_REMOVE)); | |
5217 | /* Get the menu selection, if any */ | |
5218 | if (PeekMessage (&amsg, hwnd, WM_COMMAND, WM_COMMAND, PM_REMOVE)) | |
5219 | { | |
5220 | retval = LOWORD (amsg.wParam); | |
5221 | } | |
5222 | else | |
5223 | { | |
5224 | retval = 0; | |
5225 | } | |
1edf84e7 GV |
5226 | } |
5227 | else | |
5228 | { | |
5229 | retval = -1; | |
5230 | } | |
5231 | ||
5232 | return retval; | |
5233 | } | |
5234 | ||
ee78dc32 | 5235 | default: |
93fbe8b7 GV |
5236 | /* Check for messages registered at runtime. */ |
5237 | if (msg == msh_mousewheel) | |
5238 | { | |
5239 | wmsg.dwModifiers = w32_get_modifiers (); | |
5240 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
5241 | return 0; | |
5242 | } | |
7d0393cf | 5243 | |
ee78dc32 GV |
5244 | dflt: |
5245 | return DefWindowProc (hwnd, msg, wParam, lParam); | |
5246 | } | |
7d0393cf | 5247 | |
1edf84e7 GV |
5248 | |
5249 | /* The most common default return code for handled messages is 0. */ | |
5250 | return 0; | |
ee78dc32 GV |
5251 | } |
5252 | ||
7d0393cf | 5253 | void |
ee78dc32 GV |
5254 | my_create_window (f) |
5255 | struct frame * f; | |
5256 | { | |
5257 | MSG msg; | |
5258 | ||
1edf84e7 GV |
5259 | if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW, (WPARAM)f, 0)) |
5260 | abort (); | |
ee78dc32 GV |
5261 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
5262 | } | |
5263 | ||
ca56d953 JR |
5264 | |
5265 | /* Create a tooltip window. Unlike my_create_window, we do not do this | |
5266 | indirectly via the Window thread, as we do not need to process Window | |
5267 | messages for the tooltip. Creating tooltips indirectly also creates | |
5268 | deadlocks when tooltips are created for menu items. */ | |
7d0393cf | 5269 | void |
ca56d953 JR |
5270 | my_create_tip_window (f) |
5271 | struct frame *f; | |
5272 | { | |
bfd6edcc | 5273 | RECT rect; |
ca56d953 | 5274 | |
bfd6edcc JR |
5275 | rect.left = rect.top = 0; |
5276 | rect.right = PIXEL_WIDTH (f); | |
5277 | rect.bottom = PIXEL_HEIGHT (f); | |
5278 | ||
5279 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
5280 | FRAME_EXTERNAL_MENU_BAR (f)); | |
5281 | ||
5282 | tip_window = FRAME_W32_WINDOW (f) | |
ca56d953 JR |
5283 | = CreateWindow (EMACS_CLASS, |
5284 | f->namebuf, | |
5285 | f->output_data.w32->dwStyle, | |
5286 | f->output_data.w32->left_pos, | |
5287 | f->output_data.w32->top_pos, | |
bfd6edcc JR |
5288 | rect.right - rect.left, |
5289 | rect.bottom - rect.top, | |
ca56d953 JR |
5290 | FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */ |
5291 | NULL, | |
5292 | hinst, | |
5293 | NULL); | |
5294 | ||
bfd6edcc | 5295 | if (tip_window) |
ca56d953 | 5296 | { |
bfd6edcc JR |
5297 | SetWindowLong (tip_window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
5298 | SetWindowLong (tip_window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
5299 | SetWindowLong (tip_window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
5300 | SetWindowLong (tip_window, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); | |
5301 | ||
5302 | /* Tip frames have no scrollbars. */ | |
5303 | SetWindowLong (tip_window, WND_SCROLLBAR_INDEX, 0); | |
ca56d953 JR |
5304 | |
5305 | /* Do this to discard the default setting specified by our parent. */ | |
bfd6edcc | 5306 | ShowWindow (tip_window, SW_HIDE); |
ca56d953 JR |
5307 | } |
5308 | } | |
5309 | ||
5310 | ||
fbd6baed | 5311 | /* Create and set up the w32 window for frame F. */ |
ee78dc32 GV |
5312 | |
5313 | static void | |
fbd6baed | 5314 | w32_window (f, window_prompting, minibuffer_only) |
ee78dc32 GV |
5315 | struct frame *f; |
5316 | long window_prompting; | |
5317 | int minibuffer_only; | |
5318 | { | |
5319 | BLOCK_INPUT; | |
5320 | ||
5321 | /* Use the resource name as the top-level window name | |
5322 | for looking up resources. Make a non-Lisp copy | |
5323 | for the window manager, so GC relocation won't bother it. | |
5324 | ||
5325 | Elsewhere we specify the window name for the window manager. */ | |
7d0393cf | 5326 | |
ee78dc32 | 5327 | { |
d5db4077 | 5328 | char *str = (char *) SDATA (Vx_resource_name); |
ee78dc32 GV |
5329 | f->namebuf = (char *) xmalloc (strlen (str) + 1); |
5330 | strcpy (f->namebuf, str); | |
5331 | } | |
5332 | ||
5333 | my_create_window (f); | |
5334 | ||
5335 | validate_x_resource_name (); | |
5336 | ||
5337 | /* x_set_name normally ignores requests to set the name if the | |
5338 | requested name is the same as the current name. This is the one | |
5339 | place where that assumption isn't correct; f->name is set, but | |
5340 | the server hasn't been told. */ | |
5341 | { | |
5342 | Lisp_Object name; | |
5343 | int explicit = f->explicit_name; | |
5344 | ||
5345 | f->explicit_name = 0; | |
5346 | name = f->name; | |
5347 | f->name = Qnil; | |
5348 | x_set_name (f, name, explicit); | |
5349 | } | |
5350 | ||
5351 | UNBLOCK_INPUT; | |
5352 | ||
5353 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
5354 | initialize_frame_menubar (f); | |
5355 | ||
fbd6baed | 5356 | if (FRAME_W32_WINDOW (f) == 0) |
ee78dc32 GV |
5357 | error ("Unable to create window"); |
5358 | } | |
5359 | ||
5360 | /* Handle the icon stuff for this window. Perhaps later we might | |
5361 | want an x_set_icon_position which can be called interactively as | |
5362 | well. */ | |
5363 | ||
5364 | static void | |
5365 | x_icon (f, parms) | |
5366 | struct frame *f; | |
5367 | Lisp_Object parms; | |
5368 | { | |
5369 | Lisp_Object icon_x, icon_y; | |
5370 | ||
e9e23e23 | 5371 | /* Set the position of the icon. Note that Windows 95 groups all |
ee78dc32 | 5372 | icons in the tray. */ |
6fc2811b JR |
5373 | icon_x = w32_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
5374 | icon_y = w32_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
5375 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
5376 | { | |
b7826503 PJ |
5377 | CHECK_NUMBER (icon_x); |
5378 | CHECK_NUMBER (icon_y); | |
ee78dc32 GV |
5379 | } |
5380 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) | |
5381 | error ("Both left and top icon corners of icon must be specified"); | |
5382 | ||
5383 | BLOCK_INPUT; | |
5384 | ||
5385 | if (! EQ (icon_x, Qunbound)) | |
5386 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
5387 | ||
1edf84e7 GV |
5388 | #if 0 /* TODO */ |
5389 | /* Start up iconic or window? */ | |
5390 | x_wm_set_window_state | |
6fc2811b | 5391 | (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) |
1edf84e7 GV |
5392 | ? IconicState |
5393 | : NormalState)); | |
5394 | ||
d5db4077 | 5395 | x_text_icon (f, (char *) SDATA ((!NILP (f->icon_name) |
1edf84e7 | 5396 | ? f->icon_name |
d5db4077 | 5397 | : f->name))); |
1edf84e7 GV |
5398 | #endif |
5399 | ||
ee78dc32 GV |
5400 | UNBLOCK_INPUT; |
5401 | } | |
5402 | ||
6fc2811b JR |
5403 | |
5404 | static void | |
5405 | x_make_gc (f) | |
5406 | struct frame *f; | |
5407 | { | |
5408 | XGCValues gc_values; | |
5409 | ||
5410 | BLOCK_INPUT; | |
5411 | ||
5412 | /* Create the GC's of this frame. | |
5413 | Note that many default values are used. */ | |
5414 | ||
5415 | /* Normal video */ | |
5416 | gc_values.font = f->output_data.w32->font; | |
5417 | ||
5418 | /* Cursor has cursor-color background, background-color foreground. */ | |
5419 | gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); | |
5420 | gc_values.background = f->output_data.w32->cursor_pixel; | |
5421 | f->output_data.w32->cursor_gc | |
5422 | = XCreateGC (NULL, FRAME_W32_WINDOW (f), | |
5423 | (GCFont | GCForeground | GCBackground), | |
5424 | &gc_values); | |
5425 | ||
5426 | /* Reliefs. */ | |
5427 | f->output_data.w32->white_relief.gc = 0; | |
5428 | f->output_data.w32->black_relief.gc = 0; | |
5429 | ||
5430 | UNBLOCK_INPUT; | |
5431 | } | |
5432 | ||
5433 | ||
937e601e AI |
5434 | /* Handler for signals raised during x_create_frame and |
5435 | x_create_top_frame. FRAME is the frame which is partially | |
5436 | constructed. */ | |
5437 | ||
5438 | static Lisp_Object | |
5439 | unwind_create_frame (frame) | |
5440 | Lisp_Object frame; | |
5441 | { | |
5442 | struct frame *f = XFRAME (frame); | |
5443 | ||
5444 | /* If frame is ``official'', nothing to do. */ | |
5445 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
5446 | { | |
5447 | #ifdef GLYPH_DEBUG | |
5448 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
5449 | #endif | |
7d0393cf | 5450 | |
937e601e AI |
5451 | x_free_frame_resources (f); |
5452 | ||
5453 | /* Check that reference counts are indeed correct. */ | |
5454 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
5455 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a GM |
5456 | |
5457 | return Qt; | |
937e601e | 5458 | } |
7d0393cf | 5459 | |
937e601e AI |
5460 | return Qnil; |
5461 | } | |
5462 | ||
5463 | ||
ee78dc32 GV |
5464 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
5465 | 1, 1, 0, | |
74e1aeec JR |
5466 | doc: /* Make a new window, which is called a \"frame\" in Emacs terms. |
5467 | Returns an Emacs frame object. | |
5468 | ALIST is an alist of frame parameters. | |
5469 | If the parameters specify that the frame should not have a minibuffer, | |
5470 | and do not specify a specific minibuffer window to use, | |
5471 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
5472 | be shared by the new frame. | |
5473 | ||
5474 | This function is an internal primitive--use `make-frame' instead. */) | |
ee78dc32 GV |
5475 | (parms) |
5476 | Lisp_Object parms; | |
5477 | { | |
5478 | struct frame *f; | |
5479 | Lisp_Object frame, tem; | |
5480 | Lisp_Object name; | |
5481 | int minibuffer_only = 0; | |
5482 | long window_prompting = 0; | |
5483 | int width, height; | |
331379bf | 5484 | int count = SPECPDL_INDEX (); |
1edf84e7 | 5485 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
ee78dc32 | 5486 | Lisp_Object display; |
6fc2811b | 5487 | struct w32_display_info *dpyinfo = NULL; |
ee78dc32 GV |
5488 | Lisp_Object parent; |
5489 | struct kboard *kb; | |
5490 | ||
4587b026 GV |
5491 | check_w32 (); |
5492 | ||
ee78dc32 GV |
5493 | /* Use this general default value to start with |
5494 | until we know if this frame has a specified name. */ | |
5495 | Vx_resource_name = Vinvocation_name; | |
5496 | ||
6fc2811b | 5497 | display = w32_get_arg (parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
ee78dc32 GV |
5498 | if (EQ (display, Qunbound)) |
5499 | display = Qnil; | |
5500 | dpyinfo = check_x_display_info (display); | |
5501 | #ifdef MULTI_KBOARD | |
5502 | kb = dpyinfo->kboard; | |
5503 | #else | |
5504 | kb = &the_only_kboard; | |
5505 | #endif | |
5506 | ||
6fc2811b | 5507 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); |
ee78dc32 GV |
5508 | if (!STRINGP (name) |
5509 | && ! EQ (name, Qunbound) | |
5510 | && ! NILP (name)) | |
5511 | error ("Invalid frame name--not a string or nil"); | |
5512 | ||
5513 | if (STRINGP (name)) | |
5514 | Vx_resource_name = name; | |
5515 | ||
5516 | /* See if parent window is specified. */ | |
6fc2811b | 5517 | parent = w32_get_arg (parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
ee78dc32 GV |
5518 | if (EQ (parent, Qunbound)) |
5519 | parent = Qnil; | |
5520 | if (! NILP (parent)) | |
b7826503 | 5521 | CHECK_NUMBER (parent); |
ee78dc32 | 5522 | |
1edf84e7 GV |
5523 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
5524 | /* No need to protect DISPLAY because that's not used after passing | |
5525 | it to make_frame_without_minibuffer. */ | |
5526 | frame = Qnil; | |
5527 | GCPRO4 (parms, parent, name, frame); | |
1660f34a JR |
5528 | tem = w32_get_arg (parms, Qminibuffer, "minibuffer", "Minibuffer", |
5529 | RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5530 | if (EQ (tem, Qnone) || NILP (tem)) |
5531 | f = make_frame_without_minibuffer (Qnil, kb, display); | |
5532 | else if (EQ (tem, Qonly)) | |
5533 | { | |
5534 | f = make_minibuffer_frame (); | |
5535 | minibuffer_only = 1; | |
5536 | } | |
5537 | else if (WINDOWP (tem)) | |
5538 | f = make_frame_without_minibuffer (tem, kb, display); | |
5539 | else | |
5540 | f = make_frame (1); | |
5541 | ||
1edf84e7 GV |
5542 | XSETFRAME (frame, f); |
5543 | ||
ee78dc32 GV |
5544 | /* Note that Windows does support scroll bars. */ |
5545 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
5ac45f98 GV |
5546 | /* By default, make scrollbars the system standard width. */ |
5547 | f->scroll_bar_pixel_width = GetSystemMetrics (SM_CXVSCROLL); | |
ee78dc32 | 5548 | |
fbd6baed | 5549 | f->output_method = output_w32; |
6fc2811b JR |
5550 | f->output_data.w32 = |
5551 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
fbd6baed | 5552 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
4587b026 | 5553 | FRAME_FONTSET (f) = -1; |
937e601e | 5554 | record_unwind_protect (unwind_create_frame, frame); |
4587b026 | 5555 | |
1edf84e7 | 5556 | f->icon_name |
6fc2811b | 5557 | = w32_get_arg (parms, Qicon_name, "iconName", "Title", RES_TYPE_STRING); |
1edf84e7 GV |
5558 | if (! STRINGP (f->icon_name)) |
5559 | f->icon_name = Qnil; | |
5560 | ||
fbd6baed | 5561 | /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ |
ee78dc32 GV |
5562 | #ifdef MULTI_KBOARD |
5563 | FRAME_KBOARD (f) = kb; | |
5564 | #endif | |
5565 | ||
5566 | /* Specify the parent under which to make this window. */ | |
5567 | ||
5568 | if (!NILP (parent)) | |
5569 | { | |
1660f34a | 5570 | f->output_data.w32->parent_desc = (Window) XFASTINT (parent); |
fbd6baed | 5571 | f->output_data.w32->explicit_parent = 1; |
ee78dc32 GV |
5572 | } |
5573 | else | |
5574 | { | |
fbd6baed GV |
5575 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
5576 | f->output_data.w32->explicit_parent = 0; | |
ee78dc32 GV |
5577 | } |
5578 | ||
ee78dc32 GV |
5579 | /* Set the name; the functions to which we pass f expect the name to |
5580 | be set. */ | |
5581 | if (EQ (name, Qunbound) || NILP (name)) | |
5582 | { | |
fbd6baed | 5583 | f->name = build_string (dpyinfo->w32_id_name); |
ee78dc32 GV |
5584 | f->explicit_name = 0; |
5585 | } | |
5586 | else | |
5587 | { | |
5588 | f->name = name; | |
5589 | f->explicit_name = 1; | |
5590 | /* use the frame's title when getting resources for this frame. */ | |
5591 | specbind (Qx_resource_name, name); | |
5592 | } | |
5593 | ||
5594 | /* Extract the window parameters from the supplied values | |
5595 | that are needed to determine window geometry. */ | |
5596 | { | |
5597 | Lisp_Object font; | |
5598 | ||
6fc2811b JR |
5599 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); |
5600 | ||
ee78dc32 GV |
5601 | BLOCK_INPUT; |
5602 | /* First, try whatever font the caller has specified. */ | |
5603 | if (STRINGP (font)) | |
4587b026 GV |
5604 | { |
5605 | tem = Fquery_fontset (font, Qnil); | |
5606 | if (STRINGP (tem)) | |
d5db4077 | 5607 | font = x_new_fontset (f, SDATA (tem)); |
4587b026 | 5608 | else |
d5db4077 | 5609 | font = x_new_font (f, SDATA (font)); |
4587b026 | 5610 | } |
ee78dc32 GV |
5611 | /* Try out a font which we hope has bold and italic variations. */ |
5612 | if (!STRINGP (font)) | |
e39649be | 5613 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
ee78dc32 | 5614 | if (! STRINGP (font)) |
6fc2811b | 5615 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5616 | /* If those didn't work, look for something which will at least work. */ |
5617 | if (! STRINGP (font)) | |
6fc2811b | 5618 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5619 | UNBLOCK_INPUT; |
5620 | if (! STRINGP (font)) | |
1edf84e7 | 5621 | font = build_string ("Fixedsys"); |
ee78dc32 | 5622 | |
7d0393cf | 5623 | x_default_parameter (f, parms, Qfont, font, |
6fc2811b | 5624 | "font", "Font", RES_TYPE_STRING); |
ee78dc32 GV |
5625 | } |
5626 | ||
5627 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
1660f34a | 5628 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
ee78dc32 GV |
5629 | /* This defaults to 2 in order to match xterm. We recognize either |
5630 | internalBorderWidth or internalBorder (which is what xterm calls | |
5631 | it). */ | |
5632 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
5633 | { | |
5634 | Lisp_Object value; | |
5635 | ||
6fc2811b | 5636 | value = w32_get_arg (parms, Qinternal_border_width, |
1660f34a | 5637 | "internalBorder", "InternalBorder", RES_TYPE_NUMBER); |
ee78dc32 GV |
5638 | if (! EQ (value, Qunbound)) |
5639 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
5640 | parms); | |
5641 | } | |
1edf84e7 | 5642 | /* Default internalBorderWidth to 0 on Windows to match other programs. */ |
ee78dc32 | 5643 | x_default_parameter (f, parms, Qinternal_border_width, make_number (0), |
1660f34a JR |
5644 | "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); |
5645 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qright, | |
5646 | "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5647 | |
5648 | /* Also do the stuff which must be set before the window exists. */ | |
5649 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
6fc2811b | 5650 | "foreground", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5651 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
6fc2811b | 5652 | "background", "Background", RES_TYPE_STRING); |
ee78dc32 | 5653 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
6fc2811b | 5654 | "pointerColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5655 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
6fc2811b | 5656 | "cursorColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5657 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
6fc2811b JR |
5658 | "borderColor", "BorderColor", RES_TYPE_STRING); |
5659 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, | |
5660 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
dfff8a69 JR |
5661 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
5662 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
41c1bdd9 KS |
5663 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
5664 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
5665 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
5666 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
6fc2811b | 5667 | |
ee78dc32 | 5668 | |
6fc2811b JR |
5669 | /* Init faces before x_default_parameter is called for scroll-bar |
5670 | parameters because that function calls x_set_scroll_bar_width, | |
5671 | which calls change_frame_size, which calls Fset_window_buffer, | |
5672 | which runs hooks, which call Fvertical_motion. At the end, we | |
5673 | end up in init_iterator with a null face cache, which should not | |
5674 | happen. */ | |
5675 | init_frame_faces (f); | |
7d0393cf | 5676 | |
ee78dc32 | 5677 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
6fc2811b | 5678 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
d3109773 | 5679 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
6fc2811b | 5680 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
919f1e88 | 5681 | |
1edf84e7 | 5682 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
6fc2811b | 5683 | "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); |
1edf84e7 | 5684 | x_default_parameter (f, parms, Qtitle, Qnil, |
6fc2811b | 5685 | "title", "Title", RES_TYPE_STRING); |
f7b9d4d1 JR |
5686 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
5687 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
ee78dc32 | 5688 | |
fbd6baed GV |
5689 | f->output_data.w32->dwStyle = WS_OVERLAPPEDWINDOW; |
5690 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
3cf3436e | 5691 | |
c9b2104d JR |
5692 | f->output_data.w32->text_cursor = w32_load_cursor (IDC_IBEAM); |
5693 | f->output_data.w32->nontext_cursor = w32_load_cursor (IDC_ARROW); | |
5694 | f->output_data.w32->modeline_cursor = w32_load_cursor (IDC_ARROW); | |
5695 | f->output_data.w32->cross_cursor = w32_load_cursor (IDC_CROSS); | |
5696 | f->output_data.w32->hourglass_cursor = w32_load_cursor (IDC_WAIT); | |
5697 | f->output_data.w32->horizontal_drag_cursor = w32_load_cursor (IDC_SIZEWE); | |
5698 | f->output_data.w32->hand_cursor = w32_load_cursor (IDC_HAND); | |
5699 | ||
3cf3436e JR |
5700 | /* Add the tool-bar height to the initial frame height so that the |
5701 | user gets a text display area of the size he specified with -g or | |
5702 | via .Xdefaults. Later changes of the tool-bar height don't | |
5703 | change the frame size. This is done so that users can create | |
5704 | tall Emacs frames without having to guess how tall the tool-bar | |
5705 | will get. */ | |
5706 | if (FRAME_TOOL_BAR_LINES (f)) | |
5707 | { | |
5708 | int margin, relief, bar_height; | |
7d0393cf | 5709 | |
a05e2bae | 5710 | relief = (tool_bar_button_relief >= 0 |
3cf3436e JR |
5711 | ? tool_bar_button_relief |
5712 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
5713 | ||
5714 | if (INTEGERP (Vtool_bar_button_margin) | |
5715 | && XINT (Vtool_bar_button_margin) > 0) | |
5716 | margin = XFASTINT (Vtool_bar_button_margin); | |
5717 | else if (CONSP (Vtool_bar_button_margin) | |
5718 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
5719 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
5720 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
5721 | else | |
5722 | margin = 0; | |
7d0393cf | 5723 | |
3cf3436e JR |
5724 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; |
5725 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
5726 | } | |
5727 | ||
ee78dc32 GV |
5728 | window_prompting = x_figure_window_size (f, parms); |
5729 | ||
5730 | if (window_prompting & XNegative) | |
5731 | { | |
5732 | if (window_prompting & YNegative) | |
fbd6baed | 5733 | f->output_data.w32->win_gravity = SouthEastGravity; |
ee78dc32 | 5734 | else |
fbd6baed | 5735 | f->output_data.w32->win_gravity = NorthEastGravity; |
ee78dc32 GV |
5736 | } |
5737 | else | |
5738 | { | |
5739 | if (window_prompting & YNegative) | |
fbd6baed | 5740 | f->output_data.w32->win_gravity = SouthWestGravity; |
ee78dc32 | 5741 | else |
fbd6baed | 5742 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
5743 | } |
5744 | ||
fbd6baed | 5745 | f->output_data.w32->size_hint_flags = window_prompting; |
ee78dc32 | 5746 | |
6fc2811b JR |
5747 | tem = w32_get_arg (parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
5748 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
5749 | ||
fbd6baed | 5750 | w32_window (f, window_prompting, minibuffer_only); |
ee78dc32 | 5751 | x_icon (f, parms); |
6fc2811b JR |
5752 | |
5753 | x_make_gc (f); | |
5754 | ||
5755 | /* Now consider the frame official. */ | |
5756 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
5757 | Vframe_list = Fcons (frame, Vframe_list); | |
ee78dc32 GV |
5758 | |
5759 | /* We need to do this after creating the window, so that the | |
5760 | icon-creation functions can say whose icon they're describing. */ | |
5761 | x_default_parameter (f, parms, Qicon_type, Qnil, | |
6fc2811b | 5762 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
ee78dc32 GV |
5763 | |
5764 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
6fc2811b | 5765 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5766 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
6fc2811b | 5767 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5768 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
6fc2811b JR |
5769 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
5770 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, | |
5771 | "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); | |
ee78dc32 GV |
5772 | |
5773 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
5774 | Change will not be effected unless different from the current | |
5775 | f->height. */ | |
5776 | width = f->width; | |
5777 | height = f->height; | |
dc220243 | 5778 | |
1026b400 RS |
5779 | f->height = 0; |
5780 | SET_FRAME_WIDTH (f, 0); | |
6fc2811b JR |
5781 | change_frame_size (f, height, width, 1, 0, 0); |
5782 | ||
6fc2811b JR |
5783 | /* Tell the server what size and position, etc, we want, and how |
5784 | badly we want them. This should be done after we have the menu | |
5785 | bar so that its size can be taken into account. */ | |
ee78dc32 GV |
5786 | BLOCK_INPUT; |
5787 | x_wm_set_size_hint (f, window_prompting, 0); | |
5788 | UNBLOCK_INPUT; | |
5789 | ||
815d969e JR |
5790 | /* Avoid a bug that causes the new frame to never become visible if |
5791 | an echo area message is displayed during the following call1. */ | |
5792 | specbind(Qredisplay_dont_pause, Qt); | |
5793 | ||
4694d762 JR |
5794 | /* Set up faces after all frame parameters are known. This call |
5795 | also merges in face attributes specified for new frames. If we | |
5796 | don't do this, the `menu' face for instance won't have the right | |
5797 | colors, and the menu bar won't appear in the specified colors for | |
5798 | new frames. */ | |
5799 | call1 (Qface_set_after_frame_default, frame); | |
5800 | ||
6fc2811b JR |
5801 | /* Make the window appear on the frame and enable display, unless |
5802 | the caller says not to. However, with explicit parent, Emacs | |
5803 | cannot control visibility, so don't try. */ | |
fbd6baed | 5804 | if (! f->output_data.w32->explicit_parent) |
ee78dc32 GV |
5805 | { |
5806 | Lisp_Object visibility; | |
5807 | ||
6fc2811b | 5808 | visibility = w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL); |
ee78dc32 GV |
5809 | if (EQ (visibility, Qunbound)) |
5810 | visibility = Qt; | |
5811 | ||
5812 | if (EQ (visibility, Qicon)) | |
5813 | x_iconify_frame (f); | |
5814 | else if (! NILP (visibility)) | |
5815 | x_make_frame_visible (f); | |
5816 | else | |
5817 | /* Must have been Qnil. */ | |
5818 | ; | |
5819 | } | |
6fc2811b | 5820 | UNGCPRO; |
7d0393cf | 5821 | |
9e57df62 GM |
5822 | /* Make sure windows on this frame appear in calls to next-window |
5823 | and similar functions. */ | |
5824 | Vwindow_list = Qnil; | |
7d0393cf | 5825 | |
ee78dc32 GV |
5826 | return unbind_to (count, frame); |
5827 | } | |
5828 | ||
5829 | /* FRAME is used only to get a handle on the X display. We don't pass the | |
5830 | display info directly because we're called from frame.c, which doesn't | |
5831 | know about that structure. */ | |
5832 | Lisp_Object | |
5833 | x_get_focus_frame (frame) | |
5834 | struct frame *frame; | |
5835 | { | |
fbd6baed | 5836 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (frame); |
ee78dc32 | 5837 | Lisp_Object xfocus; |
fbd6baed | 5838 | if (! dpyinfo->w32_focus_frame) |
ee78dc32 GV |
5839 | return Qnil; |
5840 | ||
fbd6baed | 5841 | XSETFRAME (xfocus, dpyinfo->w32_focus_frame); |
ee78dc32 GV |
5842 | return xfocus; |
5843 | } | |
1edf84e7 GV |
5844 | |
5845 | DEFUN ("w32-focus-frame", Fw32_focus_frame, Sw32_focus_frame, 1, 1, 0, | |
74e1aeec | 5846 | doc: /* Give FRAME input focus, raising to foreground if necessary. */) |
1edf84e7 GV |
5847 | (frame) |
5848 | Lisp_Object frame; | |
5849 | { | |
5850 | x_focus_on_frame (check_x_frame (frame)); | |
5851 | return Qnil; | |
5852 | } | |
5853 | ||
ee78dc32 | 5854 | \f |
767b1ff0 JR |
5855 | /* Return the charset portion of a font name. */ |
5856 | char * xlfd_charset_of_font (char * fontname) | |
5857 | { | |
5858 | char *charset, *encoding; | |
5859 | ||
5860 | encoding = strrchr(fontname, '-'); | |
ceb12877 | 5861 | if (!encoding || encoding == fontname) |
767b1ff0 JR |
5862 | return NULL; |
5863 | ||
478ea067 AI |
5864 | for (charset = encoding - 1; charset >= fontname; charset--) |
5865 | if (*charset == '-') | |
5866 | break; | |
767b1ff0 | 5867 | |
478ea067 | 5868 | if (charset == fontname || strcmp(charset, "-*-*") == 0) |
767b1ff0 JR |
5869 | return NULL; |
5870 | ||
5871 | return charset + 1; | |
5872 | } | |
5873 | ||
33d52f9c GV |
5874 | struct font_info *w32_load_bdf_font (struct frame *f, char *fontname, |
5875 | int size, char* filename); | |
8edb0a6f | 5876 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names); |
c7501041 EZ |
5877 | static BOOL w32_to_x_font (LOGFONT * lplf, char * lpxstr, int len, |
5878 | char * charset); | |
5879 | static BOOL x_to_w32_font (char *lpxstr, LOGFONT *lplogfont); | |
33d52f9c | 5880 | |
8edb0a6f | 5881 | static struct font_info * |
33d52f9c | 5882 | w32_load_system_font (f,fontname,size) |
55dcfc15 AI |
5883 | struct frame *f; |
5884 | char * fontname; | |
5885 | int size; | |
ee78dc32 | 5886 | { |
4587b026 GV |
5887 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
5888 | Lisp_Object font_names; | |
5889 | ||
4587b026 GV |
5890 | /* Get a list of all the fonts that match this name. Once we |
5891 | have a list of matching fonts, we compare them against the fonts | |
5892 | we already have loaded by comparing names. */ | |
5893 | font_names = w32_list_fonts (f, build_string (fontname), size, 100); | |
5894 | ||
5895 | if (!NILP (font_names)) | |
3c190163 | 5896 | { |
4587b026 GV |
5897 | Lisp_Object tail; |
5898 | int i; | |
4587b026 GV |
5899 | |
5900 | /* First check if any are already loaded, as that is cheaper | |
5901 | than loading another one. */ | |
5902 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8e713be6 | 5903 | for (tail = font_names; CONSP (tail); tail = XCDR (tail)) |
6fc2811b JR |
5904 | if (dpyinfo->font_table[i].name |
5905 | && (!strcmp (dpyinfo->font_table[i].name, | |
d5db4077 | 5906 | SDATA (XCAR (tail))) |
6fc2811b | 5907 | || !strcmp (dpyinfo->font_table[i].full_name, |
d5db4077 | 5908 | SDATA (XCAR (tail))))) |
4587b026 | 5909 | return (dpyinfo->font_table + i); |
6fc2811b | 5910 | |
d5db4077 | 5911 | fontname = (char *) SDATA (XCAR (font_names)); |
4587b026 | 5912 | } |
1075afa9 | 5913 | else if (w32_strict_fontnames) |
5ca0cd71 GV |
5914 | { |
5915 | /* If EnumFontFamiliesEx was available, we got a full list of | |
5916 | fonts back so stop now to avoid the possibility of loading a | |
5917 | random font. If we had to fall back to EnumFontFamilies, the | |
5918 | list is incomplete, so continue whether the font we want was | |
5919 | listed or not. */ | |
5920 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
5921 | FARPROC enum_font_families_ex | |
1075afa9 | 5922 | = GetProcAddress (gdi32, "EnumFontFamiliesExA"); |
5ca0cd71 GV |
5923 | if (enum_font_families_ex) |
5924 | return NULL; | |
5925 | } | |
4587b026 GV |
5926 | |
5927 | /* Load the font and add it to the table. */ | |
5928 | { | |
767b1ff0 | 5929 | char *full_name, *encoding, *charset; |
4587b026 GV |
5930 | XFontStruct *font; |
5931 | struct font_info *fontp; | |
3c190163 | 5932 | LOGFONT lf; |
4587b026 | 5933 | BOOL ok; |
19c291d3 | 5934 | int codepage; |
6fc2811b | 5935 | int i; |
5ac45f98 | 5936 | |
4587b026 | 5937 | if (!fontname || !x_to_w32_font (fontname, &lf)) |
3c190163 | 5938 | return (NULL); |
5ac45f98 | 5939 | |
4587b026 GV |
5940 | if (!*lf.lfFaceName) |
5941 | /* If no name was specified for the font, we get a random font | |
5942 | from CreateFontIndirect - this is not particularly | |
5943 | desirable, especially since CreateFontIndirect does not | |
5944 | fill out the missing name in lf, so we never know what we | |
5945 | ended up with. */ | |
5946 | return NULL; | |
5947 | ||
c8d88d08 | 5948 | lf.lfQuality = DEFAULT_QUALITY; |
d65a9cdc | 5949 | |
3c190163 | 5950 | font = (XFontStruct *) xmalloc (sizeof (XFontStruct)); |
c6be3860 | 5951 | bzero (font, sizeof (*font)); |
5ac45f98 | 5952 | |
33d52f9c GV |
5953 | /* Set bdf to NULL to indicate that this is a Windows font. */ |
5954 | font->bdf = NULL; | |
5ac45f98 | 5955 | |
3c190163 | 5956 | BLOCK_INPUT; |
5ac45f98 GV |
5957 | |
5958 | font->hfont = CreateFontIndirect (&lf); | |
ee78dc32 | 5959 | |
7d0393cf | 5960 | if (font->hfont == NULL) |
1a292d24 AI |
5961 | { |
5962 | ok = FALSE; | |
7d0393cf JB |
5963 | } |
5964 | else | |
1a292d24 AI |
5965 | { |
5966 | HDC hdc; | |
5967 | HANDLE oldobj; | |
19c291d3 AI |
5968 | |
5969 | codepage = w32_codepage_for_font (fontname); | |
1a292d24 AI |
5970 | |
5971 | hdc = GetDC (dpyinfo->root_window); | |
5972 | oldobj = SelectObject (hdc, font->hfont); | |
5c6682be | 5973 | |
1a292d24 | 5974 | ok = GetTextMetrics (hdc, &font->tm); |
5c6682be JR |
5975 | if (codepage == CP_UNICODE) |
5976 | font->double_byte_p = 1; | |
5977 | else | |
8b77111c AI |
5978 | { |
5979 | /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font) | |
5980 | don't report themselves as double byte fonts, when | |
5981 | patently they are. So instead of trusting | |
5982 | GetFontLanguageInfo, we check the properties of the | |
5983 | codepage directly, since that is ultimately what we are | |
5984 | working from anyway. */ | |
5985 | /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */ | |
5986 | CPINFO cpi = {0}; | |
5987 | GetCPInfo (codepage, &cpi); | |
5988 | font->double_byte_p = cpi.MaxCharSize > 1; | |
5989 | } | |
5c6682be | 5990 | |
1a292d24 AI |
5991 | SelectObject (hdc, oldobj); |
5992 | ReleaseDC (dpyinfo->root_window, hdc); | |
6fc2811b JR |
5993 | /* Fill out details in lf according to the font that was |
5994 | actually loaded. */ | |
5995 | lf.lfHeight = font->tm.tmInternalLeading - font->tm.tmHeight; | |
5996 | lf.lfWidth = font->tm.tmAveCharWidth; | |
5997 | lf.lfWeight = font->tm.tmWeight; | |
5998 | lf.lfItalic = font->tm.tmItalic; | |
5999 | lf.lfCharSet = font->tm.tmCharSet; | |
6000 | lf.lfPitchAndFamily = ((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) | |
d88c567c | 6001 | ? VARIABLE_PITCH : FIXED_PITCH); |
6fc2811b JR |
6002 | lf.lfOutPrecision = ((font->tm.tmPitchAndFamily & TMPF_VECTOR) |
6003 | ? OUT_STROKE_PRECIS : OUT_STRING_PRECIS); | |
c6be3860 AI |
6004 | |
6005 | w32_cache_char_metrics (font); | |
1a292d24 | 6006 | } |
5ac45f98 | 6007 | |
1a292d24 | 6008 | UNBLOCK_INPUT; |
5ac45f98 | 6009 | |
4587b026 GV |
6010 | if (!ok) |
6011 | { | |
1a292d24 AI |
6012 | w32_unload_font (dpyinfo, font); |
6013 | return (NULL); | |
6014 | } | |
ee78dc32 | 6015 | |
6fc2811b JR |
6016 | /* Find a free slot in the font table. */ |
6017 | for (i = 0; i < dpyinfo->n_fonts; ++i) | |
6018 | if (dpyinfo->font_table[i].name == NULL) | |
6019 | break; | |
6020 | ||
6021 | /* If no free slot found, maybe enlarge the font table. */ | |
6022 | if (i == dpyinfo->n_fonts | |
6023 | && dpyinfo->n_fonts == dpyinfo->font_table_size) | |
4587b026 | 6024 | { |
6fc2811b JR |
6025 | int sz; |
6026 | dpyinfo->font_table_size = max (16, 2 * dpyinfo->font_table_size); | |
6027 | sz = dpyinfo->font_table_size * sizeof *dpyinfo->font_table; | |
4587b026 | 6028 | dpyinfo->font_table |
6fc2811b | 6029 | = (struct font_info *) xrealloc (dpyinfo->font_table, sz); |
4587b026 GV |
6030 | } |
6031 | ||
6fc2811b JR |
6032 | fontp = dpyinfo->font_table + i; |
6033 | if (i == dpyinfo->n_fonts) | |
6034 | ++dpyinfo->n_fonts; | |
4587b026 GV |
6035 | |
6036 | /* Now fill in the slots of *FONTP. */ | |
6037 | BLOCK_INPUT; | |
6038 | fontp->font = font; | |
6fc2811b | 6039 | fontp->font_idx = i; |
4587b026 GV |
6040 | fontp->name = (char *) xmalloc (strlen (fontname) + 1); |
6041 | bcopy (fontname, fontp->name, strlen (fontname) + 1); | |
6042 | ||
767b1ff0 JR |
6043 | charset = xlfd_charset_of_font (fontname); |
6044 | ||
19c291d3 AI |
6045 | /* Cache the W32 codepage for a font. This makes w32_encode_char |
6046 | (called for every glyph during redisplay) much faster. */ | |
6047 | fontp->codepage = codepage; | |
6048 | ||
4587b026 GV |
6049 | /* Work out the font's full name. */ |
6050 | full_name = (char *)xmalloc (100); | |
767b1ff0 | 6051 | if (full_name && w32_to_x_font (&lf, full_name, 100, charset)) |
4587b026 GV |
6052 | fontp->full_name = full_name; |
6053 | else | |
6054 | { | |
6055 | /* If all else fails - just use the name we used to load it. */ | |
6056 | xfree (full_name); | |
6057 | fontp->full_name = fontp->name; | |
6058 | } | |
6059 | ||
6060 | fontp->size = FONT_WIDTH (font); | |
6061 | fontp->height = FONT_HEIGHT (font); | |
6062 | ||
6063 | /* The slot `encoding' specifies how to map a character | |
6064 | code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to | |
126f2e35 JR |
6065 | the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or |
6066 | (0:0x20..0x7F, 1:0xA0..0xFF, | |
6067 | (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, | |
4587b026 | 6068 | 2:0xA020..0xFF7F). For the moment, we don't know which charset |
6fc2811b | 6069 | uses this font. So, we set information in fontp->encoding[1] |
4587b026 GV |
6070 | which is never used by any charset. If mapping can't be |
6071 | decided, set FONT_ENCODING_NOT_DECIDED. */ | |
33d52f9c GV |
6072 | |
6073 | /* SJIS fonts need to be set to type 4, all others seem to work as | |
6074 | type FONT_ENCODING_NOT_DECIDED. */ | |
6075 | encoding = strrchr (fontp->name, '-'); | |
d84b082d | 6076 | if (encoding && strnicmp (encoding+1, "sjis", 4) == 0) |
1c885fe1 | 6077 | fontp->encoding[1] = 4; |
33d52f9c | 6078 | else |
1c885fe1 | 6079 | fontp->encoding[1] = FONT_ENCODING_NOT_DECIDED; |
4587b026 GV |
6080 | |
6081 | /* The following three values are set to 0 under W32, which is | |
6082 | what they get set to if XGetFontProperty fails under X. */ | |
6083 | fontp->baseline_offset = 0; | |
6084 | fontp->relative_compose = 0; | |
33d52f9c | 6085 | fontp->default_ascent = 0; |
4587b026 | 6086 | |
6fc2811b JR |
6087 | /* Set global flag fonts_changed_p to non-zero if the font loaded |
6088 | has a character with a smaller width than any other character | |
f7b9d4d1 | 6089 | before, or if the font loaded has a smaller height than any |
6fc2811b JR |
6090 | other font loaded before. If this happens, it will make a |
6091 | glyph matrix reallocation necessary. */ | |
f7b9d4d1 | 6092 | fonts_changed_p |= x_compute_min_glyph_bounds (f); |
4587b026 | 6093 | UNBLOCK_INPUT; |
4587b026 GV |
6094 | return fontp; |
6095 | } | |
6096 | } | |
6097 | ||
33d52f9c GV |
6098 | /* Load font named FONTNAME of size SIZE for frame F, and return a |
6099 | pointer to the structure font_info while allocating it dynamically. | |
6100 | If loading fails, return NULL. */ | |
6101 | struct font_info * | |
6102 | w32_load_font (f,fontname,size) | |
6103 | struct frame *f; | |
6104 | char * fontname; | |
6105 | int size; | |
6106 | { | |
6107 | Lisp_Object bdf_fonts; | |
6108 | struct font_info *retval = NULL; | |
6109 | ||
8edb0a6f | 6110 | bdf_fonts = w32_list_bdf_fonts (build_string (fontname), 1); |
33d52f9c GV |
6111 | |
6112 | while (!retval && CONSP (bdf_fonts)) | |
6113 | { | |
6114 | char *bdf_name, *bdf_file; | |
6115 | Lisp_Object bdf_pair; | |
6116 | ||
d5db4077 | 6117 | bdf_name = SDATA (XCAR (bdf_fonts)); |
8e713be6 | 6118 | bdf_pair = Fassoc (XCAR (bdf_fonts), Vw32_bdf_filename_alist); |
d5db4077 | 6119 | bdf_file = SDATA (XCDR (bdf_pair)); |
33d52f9c GV |
6120 | |
6121 | retval = w32_load_bdf_font (f, bdf_name, size, bdf_file); | |
6122 | ||
8e713be6 | 6123 | bdf_fonts = XCDR (bdf_fonts); |
33d52f9c GV |
6124 | } |
6125 | ||
6126 | if (retval) | |
6127 | return retval; | |
6128 | ||
6129 | return w32_load_system_font(f, fontname, size); | |
6130 | } | |
6131 | ||
6132 | ||
7d0393cf | 6133 | void |
fbd6baed GV |
6134 | w32_unload_font (dpyinfo, font) |
6135 | struct w32_display_info *dpyinfo; | |
ee78dc32 GV |
6136 | XFontStruct * font; |
6137 | { | |
7d0393cf | 6138 | if (font) |
ee78dc32 | 6139 | { |
c6be3860 | 6140 | if (font->per_char) xfree (font->per_char); |
33d52f9c GV |
6141 | if (font->bdf) w32_free_bdf_font (font->bdf); |
6142 | ||
3c190163 | 6143 | if (font->hfont) DeleteObject(font->hfont); |
ee78dc32 GV |
6144 | xfree (font); |
6145 | } | |
6146 | } | |
6147 | ||
fbd6baed | 6148 | /* The font conversion stuff between x and w32 */ |
ee78dc32 GV |
6149 | |
6150 | /* X font string is as follows (from faces.el) | |
6151 | * (let ((- "[-?]") | |
6152 | * (foundry "[^-]+") | |
6153 | * (family "[^-]+") | |
6154 | * (weight "\\(bold\\|demibold\\|medium\\)") ; 1 | |
6155 | * (weight\? "\\([^-]*\\)") ; 1 | |
6156 | * (slant "\\([ior]\\)") ; 2 | |
6157 | * (slant\? "\\([^-]?\\)") ; 2 | |
6158 | * (swidth "\\([^-]*\\)") ; 3 | |
6159 | * (adstyle "[^-]*") ; 4 | |
6160 | * (pixelsize "[0-9]+") | |
6161 | * (pointsize "[0-9][0-9]+") | |
6162 | * (resx "[0-9][0-9]+") | |
6163 | * (resy "[0-9][0-9]+") | |
6164 | * (spacing "[cmp?*]") | |
6165 | * (avgwidth "[0-9]+") | |
6166 | * (registry "[^-]+") | |
6167 | * (encoding "[^-]+") | |
6168 | * ) | |
ee78dc32 | 6169 | */ |
ee78dc32 | 6170 | |
7d0393cf | 6171 | static LONG |
fbd6baed | 6172 | x_to_w32_weight (lpw) |
ee78dc32 GV |
6173 | char * lpw; |
6174 | { | |
6175 | if (!lpw) return (FW_DONTCARE); | |
5ac45f98 GV |
6176 | |
6177 | if (stricmp (lpw,"heavy") == 0) return FW_HEAVY; | |
6178 | else if (stricmp (lpw,"extrabold") == 0) return FW_EXTRABOLD; | |
6179 | else if (stricmp (lpw,"bold") == 0) return FW_BOLD; | |
6180 | else if (stricmp (lpw,"demibold") == 0) return FW_SEMIBOLD; | |
1edf84e7 | 6181 | else if (stricmp (lpw,"semibold") == 0) return FW_SEMIBOLD; |
5ac45f98 GV |
6182 | else if (stricmp (lpw,"medium") == 0) return FW_MEDIUM; |
6183 | else if (stricmp (lpw,"normal") == 0) return FW_NORMAL; | |
6184 | else if (stricmp (lpw,"light") == 0) return FW_LIGHT; | |
6185 | else if (stricmp (lpw,"extralight") == 0) return FW_EXTRALIGHT; | |
6186 | else if (stricmp (lpw,"thin") == 0) return FW_THIN; | |
ee78dc32 | 6187 | else |
5ac45f98 | 6188 | return FW_DONTCARE; |
ee78dc32 GV |
6189 | } |
6190 | ||
5ac45f98 | 6191 | |
7d0393cf | 6192 | static char * |
fbd6baed | 6193 | w32_to_x_weight (fnweight) |
ee78dc32 GV |
6194 | int fnweight; |
6195 | { | |
5ac45f98 GV |
6196 | if (fnweight >= FW_HEAVY) return "heavy"; |
6197 | if (fnweight >= FW_EXTRABOLD) return "extrabold"; | |
6198 | if (fnweight >= FW_BOLD) return "bold"; | |
03f8fb34 | 6199 | if (fnweight >= FW_SEMIBOLD) return "demibold"; |
5ac45f98 GV |
6200 | if (fnweight >= FW_MEDIUM) return "medium"; |
6201 | if (fnweight >= FW_NORMAL) return "normal"; | |
6202 | if (fnweight >= FW_LIGHT) return "light"; | |
6203 | if (fnweight >= FW_EXTRALIGHT) return "extralight"; | |
6204 | if (fnweight >= FW_THIN) return "thin"; | |
6205 | else | |
6206 | return "*"; | |
6207 | } | |
6208 | ||
8edb0a6f | 6209 | static LONG |
fbd6baed | 6210 | x_to_w32_charset (lpcs) |
5ac45f98 GV |
6211 | char * lpcs; |
6212 | { | |
767b1ff0 | 6213 | Lisp_Object this_entry, w32_charset; |
8b77111c AI |
6214 | char *charset; |
6215 | int len = strlen (lpcs); | |
6216 | ||
6217 | /* Support "*-#nnn" format for unknown charsets. */ | |
6218 | if (strncmp (lpcs, "*-#", 3) == 0) | |
6219 | return atoi (lpcs + 3); | |
6220 | ||
6221 | /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */ | |
6222 | charset = alloca (len + 1); | |
6223 | strcpy (charset, lpcs); | |
6224 | lpcs = strchr (charset, '*'); | |
6225 | if (lpcs) | |
6226 | *lpcs = 0; | |
4587b026 | 6227 | |
dfff8a69 JR |
6228 | /* Look through w32-charset-info-alist for the character set. |
6229 | Format of each entry is | |
6230 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6231 | */ | |
8b77111c | 6232 | this_entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
4587b026 | 6233 | |
767b1ff0 JR |
6234 | if (NILP(this_entry)) |
6235 | { | |
6236 | /* At startup, we want iso8859-1 fonts to come up properly. */ | |
8b77111c | 6237 | if (stricmp(charset, "iso8859-1") == 0) |
767b1ff0 JR |
6238 | return ANSI_CHARSET; |
6239 | else | |
6240 | return DEFAULT_CHARSET; | |
6241 | } | |
6242 | ||
6243 | w32_charset = Fcar (Fcdr (this_entry)); | |
6244 | ||
d84b082d | 6245 | /* Translate Lisp symbol to number. */ |
767b1ff0 JR |
6246 | if (w32_charset == Qw32_charset_ansi) |
6247 | return ANSI_CHARSET; | |
6248 | if (w32_charset == Qw32_charset_symbol) | |
6249 | return SYMBOL_CHARSET; | |
6250 | if (w32_charset == Qw32_charset_shiftjis) | |
6251 | return SHIFTJIS_CHARSET; | |
6252 | if (w32_charset == Qw32_charset_hangeul) | |
6253 | return HANGEUL_CHARSET; | |
6254 | if (w32_charset == Qw32_charset_chinesebig5) | |
6255 | return CHINESEBIG5_CHARSET; | |
6256 | if (w32_charset == Qw32_charset_gb2312) | |
6257 | return GB2312_CHARSET; | |
6258 | if (w32_charset == Qw32_charset_oem) | |
6259 | return OEM_CHARSET; | |
dfff8a69 | 6260 | #ifdef JOHAB_CHARSET |
767b1ff0 JR |
6261 | if (w32_charset == Qw32_charset_johab) |
6262 | return JOHAB_CHARSET; | |
6263 | if (w32_charset == Qw32_charset_easteurope) | |
6264 | return EASTEUROPE_CHARSET; | |
6265 | if (w32_charset == Qw32_charset_turkish) | |
6266 | return TURKISH_CHARSET; | |
6267 | if (w32_charset == Qw32_charset_baltic) | |
6268 | return BALTIC_CHARSET; | |
6269 | if (w32_charset == Qw32_charset_russian) | |
6270 | return RUSSIAN_CHARSET; | |
6271 | if (w32_charset == Qw32_charset_arabic) | |
6272 | return ARABIC_CHARSET; | |
6273 | if (w32_charset == Qw32_charset_greek) | |
6274 | return GREEK_CHARSET; | |
6275 | if (w32_charset == Qw32_charset_hebrew) | |
6276 | return HEBREW_CHARSET; | |
6277 | if (w32_charset == Qw32_charset_vietnamese) | |
6278 | return VIETNAMESE_CHARSET; | |
6279 | if (w32_charset == Qw32_charset_thai) | |
6280 | return THAI_CHARSET; | |
6281 | if (w32_charset == Qw32_charset_mac) | |
6282 | return MAC_CHARSET; | |
dfff8a69 | 6283 | #endif /* JOHAB_CHARSET */ |
5ac45f98 | 6284 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6285 | if (w32_charset == Qw32_charset_unicode) |
6286 | return UNICODE_CHARSET; | |
5ac45f98 | 6287 | #endif |
dfff8a69 JR |
6288 | |
6289 | return DEFAULT_CHARSET; | |
5ac45f98 GV |
6290 | } |
6291 | ||
dfff8a69 | 6292 | |
8edb0a6f | 6293 | static char * |
fbd6baed | 6294 | w32_to_x_charset (fncharset) |
5ac45f98 GV |
6295 | int fncharset; |
6296 | { | |
5e905a57 | 6297 | static char buf[32]; |
767b1ff0 | 6298 | Lisp_Object charset_type; |
1edf84e7 | 6299 | |
5ac45f98 GV |
6300 | switch (fncharset) |
6301 | { | |
767b1ff0 JR |
6302 | case ANSI_CHARSET: |
6303 | /* Handle startup case of w32-charset-info-alist not | |
6304 | being set up yet. */ | |
6305 | if (NILP(Vw32_charset_info_alist)) | |
6306 | return "iso8859-1"; | |
6307 | charset_type = Qw32_charset_ansi; | |
6308 | break; | |
6309 | case DEFAULT_CHARSET: | |
6310 | charset_type = Qw32_charset_default; | |
6311 | break; | |
6312 | case SYMBOL_CHARSET: | |
6313 | charset_type = Qw32_charset_symbol; | |
6314 | break; | |
6315 | case SHIFTJIS_CHARSET: | |
6316 | charset_type = Qw32_charset_shiftjis; | |
6317 | break; | |
6318 | case HANGEUL_CHARSET: | |
6319 | charset_type = Qw32_charset_hangeul; | |
6320 | break; | |
6321 | case GB2312_CHARSET: | |
6322 | charset_type = Qw32_charset_gb2312; | |
6323 | break; | |
6324 | case CHINESEBIG5_CHARSET: | |
6325 | charset_type = Qw32_charset_chinesebig5; | |
6326 | break; | |
6327 | case OEM_CHARSET: | |
6328 | charset_type = Qw32_charset_oem; | |
6329 | break; | |
4587b026 GV |
6330 | |
6331 | /* More recent versions of Windows (95 and NT4.0) define more | |
6332 | character sets. */ | |
6333 | #ifdef EASTEUROPE_CHARSET | |
767b1ff0 JR |
6334 | case EASTEUROPE_CHARSET: |
6335 | charset_type = Qw32_charset_easteurope; | |
6336 | break; | |
6337 | case TURKISH_CHARSET: | |
6338 | charset_type = Qw32_charset_turkish; | |
6339 | break; | |
6340 | case BALTIC_CHARSET: | |
6341 | charset_type = Qw32_charset_baltic; | |
6342 | break; | |
33d52f9c | 6343 | case RUSSIAN_CHARSET: |
767b1ff0 JR |
6344 | charset_type = Qw32_charset_russian; |
6345 | break; | |
6346 | case ARABIC_CHARSET: | |
6347 | charset_type = Qw32_charset_arabic; | |
6348 | break; | |
6349 | case GREEK_CHARSET: | |
6350 | charset_type = Qw32_charset_greek; | |
6351 | break; | |
6352 | case HEBREW_CHARSET: | |
6353 | charset_type = Qw32_charset_hebrew; | |
6354 | break; | |
6355 | case VIETNAMESE_CHARSET: | |
6356 | charset_type = Qw32_charset_vietnamese; | |
6357 | break; | |
6358 | case THAI_CHARSET: | |
6359 | charset_type = Qw32_charset_thai; | |
6360 | break; | |
6361 | case MAC_CHARSET: | |
6362 | charset_type = Qw32_charset_mac; | |
6363 | break; | |
6364 | case JOHAB_CHARSET: | |
6365 | charset_type = Qw32_charset_johab; | |
6366 | break; | |
4587b026 GV |
6367 | #endif |
6368 | ||
5ac45f98 | 6369 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6370 | case UNICODE_CHARSET: |
6371 | charset_type = Qw32_charset_unicode; | |
6372 | break; | |
5ac45f98 | 6373 | #endif |
767b1ff0 JR |
6374 | default: |
6375 | /* Encode numerical value of unknown charset. */ | |
6376 | sprintf (buf, "*-#%u", fncharset); | |
6377 | return buf; | |
5ac45f98 | 6378 | } |
7d0393cf | 6379 | |
767b1ff0 JR |
6380 | { |
6381 | Lisp_Object rest; | |
6382 | char * best_match = NULL; | |
6383 | ||
6384 | /* Look through w32-charset-info-alist for the character set. | |
6385 | Prefer ISO codepages, and prefer lower numbers in the ISO | |
6386 | range. Only return charsets for codepages which are installed. | |
6387 | ||
6388 | Format of each entry is | |
6389 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6390 | */ | |
6391 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
6392 | { | |
6393 | char * x_charset; | |
6394 | Lisp_Object w32_charset; | |
6395 | Lisp_Object codepage; | |
6396 | ||
6397 | Lisp_Object this_entry = XCAR (rest); | |
6398 | ||
6399 | /* Skip invalid entries in alist. */ | |
6400 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
6401 | || !CONSP (XCDR (this_entry)) | |
6402 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
6403 | continue; | |
6404 | ||
d5db4077 | 6405 | x_charset = SDATA (XCAR (this_entry)); |
767b1ff0 JR |
6406 | w32_charset = XCAR (XCDR (this_entry)); |
6407 | codepage = XCDR (XCDR (this_entry)); | |
6408 | ||
6409 | /* Look for Same charset and a valid codepage (or non-int | |
6410 | which means ignore). */ | |
6411 | if (w32_charset == charset_type | |
6412 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
6413 | || IsValidCodePage (XINT (codepage)))) | |
6414 | { | |
6415 | /* If we don't have a match already, then this is the | |
6416 | best. */ | |
6417 | if (!best_match) | |
6418 | best_match = x_charset; | |
6419 | /* If this is an ISO codepage, and the best so far isn't, | |
6420 | then this is better. */ | |
d84b082d JR |
6421 | else if (strnicmp (best_match, "iso", 3) != 0 |
6422 | && strnicmp (x_charset, "iso", 3) == 0) | |
767b1ff0 JR |
6423 | best_match = x_charset; |
6424 | /* If both are ISO8859 codepages, choose the one with the | |
6425 | lowest number in the encoding field. */ | |
d84b082d JR |
6426 | else if (strnicmp (best_match, "iso8859-", 8) == 0 |
6427 | && strnicmp (x_charset, "iso8859-", 8) == 0) | |
767b1ff0 JR |
6428 | { |
6429 | int best_enc = atoi (best_match + 8); | |
6430 | int this_enc = atoi (x_charset + 8); | |
6431 | if (this_enc > 0 && this_enc < best_enc) | |
6432 | best_match = x_charset; | |
7d0393cf | 6433 | } |
767b1ff0 JR |
6434 | } |
6435 | } | |
6436 | ||
6437 | /* If no match, encode the numeric value. */ | |
6438 | if (!best_match) | |
6439 | { | |
6440 | sprintf (buf, "*-#%u", fncharset); | |
6441 | return buf; | |
6442 | } | |
6443 | ||
5e905a57 JR |
6444 | strncpy(buf, best_match, 31); |
6445 | buf[31] = '\0'; | |
767b1ff0 JR |
6446 | return buf; |
6447 | } | |
ee78dc32 GV |
6448 | } |
6449 | ||
dfff8a69 | 6450 | |
d84b082d JR |
6451 | /* Return all the X charsets that map to a font. */ |
6452 | static Lisp_Object | |
6453 | w32_to_all_x_charsets (fncharset) | |
6454 | int fncharset; | |
6455 | { | |
6456 | static char buf[32]; | |
6457 | Lisp_Object charset_type; | |
6458 | Lisp_Object retval = Qnil; | |
6459 | ||
6460 | switch (fncharset) | |
6461 | { | |
6462 | case ANSI_CHARSET: | |
6463 | /* Handle startup case of w32-charset-info-alist not | |
6464 | being set up yet. */ | |
6465 | if (NILP(Vw32_charset_info_alist)) | |
d86c35ee JR |
6466 | return Fcons (build_string ("iso8859-1"), Qnil); |
6467 | ||
d84b082d JR |
6468 | charset_type = Qw32_charset_ansi; |
6469 | break; | |
6470 | case DEFAULT_CHARSET: | |
6471 | charset_type = Qw32_charset_default; | |
6472 | break; | |
6473 | case SYMBOL_CHARSET: | |
6474 | charset_type = Qw32_charset_symbol; | |
6475 | break; | |
6476 | case SHIFTJIS_CHARSET: | |
6477 | charset_type = Qw32_charset_shiftjis; | |
6478 | break; | |
6479 | case HANGEUL_CHARSET: | |
6480 | charset_type = Qw32_charset_hangeul; | |
6481 | break; | |
6482 | case GB2312_CHARSET: | |
6483 | charset_type = Qw32_charset_gb2312; | |
6484 | break; | |
6485 | case CHINESEBIG5_CHARSET: | |
6486 | charset_type = Qw32_charset_chinesebig5; | |
6487 | break; | |
6488 | case OEM_CHARSET: | |
6489 | charset_type = Qw32_charset_oem; | |
6490 | break; | |
6491 | ||
6492 | /* More recent versions of Windows (95 and NT4.0) define more | |
6493 | character sets. */ | |
6494 | #ifdef EASTEUROPE_CHARSET | |
6495 | case EASTEUROPE_CHARSET: | |
6496 | charset_type = Qw32_charset_easteurope; | |
6497 | break; | |
6498 | case TURKISH_CHARSET: | |
6499 | charset_type = Qw32_charset_turkish; | |
6500 | break; | |
6501 | case BALTIC_CHARSET: | |
6502 | charset_type = Qw32_charset_baltic; | |
6503 | break; | |
6504 | case RUSSIAN_CHARSET: | |
6505 | charset_type = Qw32_charset_russian; | |
6506 | break; | |
6507 | case ARABIC_CHARSET: | |
6508 | charset_type = Qw32_charset_arabic; | |
6509 | break; | |
6510 | case GREEK_CHARSET: | |
6511 | charset_type = Qw32_charset_greek; | |
6512 | break; | |
6513 | case HEBREW_CHARSET: | |
6514 | charset_type = Qw32_charset_hebrew; | |
6515 | break; | |
6516 | case VIETNAMESE_CHARSET: | |
6517 | charset_type = Qw32_charset_vietnamese; | |
6518 | break; | |
6519 | case THAI_CHARSET: | |
6520 | charset_type = Qw32_charset_thai; | |
6521 | break; | |
6522 | case MAC_CHARSET: | |
6523 | charset_type = Qw32_charset_mac; | |
6524 | break; | |
6525 | case JOHAB_CHARSET: | |
6526 | charset_type = Qw32_charset_johab; | |
6527 | break; | |
6528 | #endif | |
6529 | ||
6530 | #ifdef UNICODE_CHARSET | |
6531 | case UNICODE_CHARSET: | |
6532 | charset_type = Qw32_charset_unicode; | |
6533 | break; | |
6534 | #endif | |
6535 | default: | |
6536 | /* Encode numerical value of unknown charset. */ | |
6537 | sprintf (buf, "*-#%u", fncharset); | |
6538 | return Fcons (build_string (buf), Qnil); | |
6539 | } | |
7d0393cf | 6540 | |
d84b082d JR |
6541 | { |
6542 | Lisp_Object rest; | |
6543 | /* Look through w32-charset-info-alist for the character set. | |
6544 | Only return charsets for codepages which are installed. | |
6545 | ||
6546 | Format of each entry in Vw32_charset_info_alist is | |
6547 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6548 | */ | |
6549 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
6550 | { | |
6551 | Lisp_Object x_charset; | |
6552 | Lisp_Object w32_charset; | |
6553 | Lisp_Object codepage; | |
6554 | ||
6555 | Lisp_Object this_entry = XCAR (rest); | |
6556 | ||
6557 | /* Skip invalid entries in alist. */ | |
6558 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
6559 | || !CONSP (XCDR (this_entry)) | |
6560 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
6561 | continue; | |
6562 | ||
6563 | x_charset = XCAR (this_entry); | |
6564 | w32_charset = XCAR (XCDR (this_entry)); | |
6565 | codepage = XCDR (XCDR (this_entry)); | |
6566 | ||
6567 | /* Look for Same charset and a valid codepage (or non-int | |
6568 | which means ignore). */ | |
6569 | if (w32_charset == charset_type | |
6570 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
6571 | || IsValidCodePage (XINT (codepage)))) | |
6572 | { | |
6573 | retval = Fcons (x_charset, retval); | |
6574 | } | |
6575 | } | |
6576 | ||
6577 | /* If no match, encode the numeric value. */ | |
6578 | if (NILP (retval)) | |
6579 | { | |
6580 | sprintf (buf, "*-#%u", fncharset); | |
6581 | return Fcons (build_string (buf), Qnil); | |
6582 | } | |
6583 | ||
6584 | return retval; | |
6585 | } | |
6586 | } | |
6587 | ||
dfff8a69 JR |
6588 | /* Get the Windows codepage corresponding to the specified font. The |
6589 | charset info in the font name is used to look up | |
6590 | w32-charset-to-codepage-alist. */ | |
7d0393cf | 6591 | int |
dfff8a69 JR |
6592 | w32_codepage_for_font (char *fontname) |
6593 | { | |
767b1ff0 JR |
6594 | Lisp_Object codepage, entry; |
6595 | char *charset_str, *charset, *end; | |
dfff8a69 | 6596 | |
767b1ff0 | 6597 | if (NILP (Vw32_charset_info_alist)) |
dfff8a69 JR |
6598 | return CP_DEFAULT; |
6599 | ||
767b1ff0 JR |
6600 | /* Extract charset part of font string. */ |
6601 | charset = xlfd_charset_of_font (fontname); | |
6602 | ||
6603 | if (!charset) | |
ceb12877 | 6604 | return CP_UNKNOWN; |
767b1ff0 | 6605 | |
8b77111c | 6606 | charset_str = (char *) alloca (strlen (charset) + 1); |
767b1ff0 JR |
6607 | strcpy (charset_str, charset); |
6608 | ||
8b77111c | 6609 | #if 0 |
dfff8a69 JR |
6610 | /* Remove leading "*-". */ |
6611 | if (strncmp ("*-", charset_str, 2) == 0) | |
6612 | charset = charset_str + 2; | |
6613 | else | |
8b77111c | 6614 | #endif |
dfff8a69 JR |
6615 | charset = charset_str; |
6616 | ||
6617 | /* Stop match at wildcard (including preceding '-'). */ | |
6618 | if (end = strchr (charset, '*')) | |
6619 | { | |
6620 | if (end > charset && *(end-1) == '-') | |
6621 | end--; | |
6622 | *end = '\0'; | |
6623 | } | |
6624 | ||
767b1ff0 JR |
6625 | entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
6626 | if (NILP (entry)) | |
ceb12877 | 6627 | return CP_UNKNOWN; |
767b1ff0 JR |
6628 | |
6629 | codepage = Fcdr (Fcdr (entry)); | |
6630 | ||
6631 | if (NILP (codepage)) | |
6632 | return CP_8BIT; | |
6633 | else if (XFASTINT (codepage) == XFASTINT (Qt)) | |
6634 | return CP_UNICODE; | |
6635 | else if (INTEGERP (codepage)) | |
dfff8a69 JR |
6636 | return XINT (codepage); |
6637 | else | |
ceb12877 | 6638 | return CP_UNKNOWN; |
dfff8a69 JR |
6639 | } |
6640 | ||
6641 | ||
7d0393cf | 6642 | static BOOL |
767b1ff0 | 6643 | w32_to_x_font (lplogfont, lpxstr, len, specific_charset) |
ee78dc32 GV |
6644 | LOGFONT * lplogfont; |
6645 | char * lpxstr; | |
6646 | int len; | |
767b1ff0 | 6647 | char * specific_charset; |
ee78dc32 | 6648 | { |
6fc2811b | 6649 | char* fonttype; |
f46e6225 | 6650 | char *fontname; |
3cb20f4a RS |
6651 | char height_pixels[8]; |
6652 | char height_dpi[8]; | |
6653 | char width_pixels[8]; | |
4587b026 | 6654 | char *fontname_dash; |
ac849ba4 JR |
6655 | int display_resy = (int) one_w32_display_info.resy; |
6656 | int display_resx = (int) one_w32_display_info.resx; | |
f46e6225 GV |
6657 | int bufsz; |
6658 | struct coding_system coding; | |
3cb20f4a RS |
6659 | |
6660 | if (!lpxstr) abort (); | |
ee78dc32 | 6661 | |
3cb20f4a RS |
6662 | if (!lplogfont) |
6663 | return FALSE; | |
6664 | ||
6fc2811b JR |
6665 | if (lplogfont->lfOutPrecision == OUT_STRING_PRECIS) |
6666 | fonttype = "raster"; | |
6667 | else if (lplogfont->lfOutPrecision == OUT_STROKE_PRECIS) | |
6668 | fonttype = "outline"; | |
6669 | else | |
6670 | fonttype = "unknown"; | |
6671 | ||
1fa3a200 | 6672 | setup_coding_system (Fcheck_coding_system (Vlocale_coding_system), |
f46e6225 | 6673 | &coding); |
aab5ac44 KH |
6674 | coding.src_multibyte = 0; |
6675 | coding.dst_multibyte = 1; | |
f46e6225 | 6676 | coding.mode |= CODING_MODE_LAST_BLOCK; |
65413122 KH |
6677 | /* We explicitely disable composition handling because selection |
6678 | data should not contain any composition sequence. */ | |
6679 | coding.composing = COMPOSITION_DISABLED; | |
f46e6225 GV |
6680 | bufsz = decoding_buffer_size (&coding, LF_FACESIZE); |
6681 | ||
6682 | fontname = alloca(sizeof(*fontname) * bufsz); | |
6683 | decode_coding (&coding, lplogfont->lfFaceName, fontname, | |
6684 | strlen(lplogfont->lfFaceName), bufsz - 1); | |
6685 | *(fontname + coding.produced) = '\0'; | |
4587b026 GV |
6686 | |
6687 | /* Replace dashes with underscores so the dashes are not | |
f46e6225 | 6688 | misinterpreted. */ |
4587b026 GV |
6689 | fontname_dash = fontname; |
6690 | while (fontname_dash = strchr (fontname_dash, '-')) | |
6691 | *fontname_dash = '_'; | |
6692 | ||
3cb20f4a | 6693 | if (lplogfont->lfHeight) |
ee78dc32 | 6694 | { |
3cb20f4a RS |
6695 | sprintf (height_pixels, "%u", abs (lplogfont->lfHeight)); |
6696 | sprintf (height_dpi, "%u", | |
33d52f9c | 6697 | abs (lplogfont->lfHeight) * 720 / display_resy); |
5ac45f98 GV |
6698 | } |
6699 | else | |
ee78dc32 | 6700 | { |
3cb20f4a RS |
6701 | strcpy (height_pixels, "*"); |
6702 | strcpy (height_dpi, "*"); | |
ee78dc32 | 6703 | } |
3cb20f4a RS |
6704 | if (lplogfont->lfWidth) |
6705 | sprintf (width_pixels, "%u", lplogfont->lfWidth * 10); | |
6706 | else | |
6707 | strcpy (width_pixels, "*"); | |
6708 | ||
6709 | _snprintf (lpxstr, len - 1, | |
6fc2811b JR |
6710 | "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s", |
6711 | fonttype, /* foundry */ | |
4587b026 GV |
6712 | fontname, /* family */ |
6713 | w32_to_x_weight (lplogfont->lfWeight), /* weight */ | |
6714 | lplogfont->lfItalic?'i':'r', /* slant */ | |
6715 | /* setwidth name */ | |
6716 | /* add style name */ | |
6717 | height_pixels, /* pixel size */ | |
6718 | height_dpi, /* point size */ | |
33d52f9c GV |
6719 | display_resx, /* resx */ |
6720 | display_resy, /* resy */ | |
4587b026 GV |
6721 | ((lplogfont->lfPitchAndFamily & 0x3) == VARIABLE_PITCH) |
6722 | ? 'p' : 'c', /* spacing */ | |
6723 | width_pixels, /* avg width */ | |
767b1ff0 | 6724 | specific_charset ? specific_charset |
7d0393cf | 6725 | : w32_to_x_charset (lplogfont->lfCharSet) |
767b1ff0 | 6726 | /* charset registry and encoding */ |
3cb20f4a RS |
6727 | ); |
6728 | ||
ee78dc32 GV |
6729 | lpxstr[len - 1] = 0; /* just to be sure */ |
6730 | return (TRUE); | |
6731 | } | |
6732 | ||
7d0393cf | 6733 | static BOOL |
fbd6baed | 6734 | x_to_w32_font (lpxstr, lplogfont) |
ee78dc32 GV |
6735 | char * lpxstr; |
6736 | LOGFONT * lplogfont; | |
6737 | { | |
f46e6225 GV |
6738 | struct coding_system coding; |
6739 | ||
ee78dc32 | 6740 | if (!lplogfont) return (FALSE); |
f46e6225 | 6741 | |
ee78dc32 | 6742 | memset (lplogfont, 0, sizeof (*lplogfont)); |
5ac45f98 | 6743 | |
1a292d24 | 6744 | /* Set default value for each field. */ |
771c47d5 | 6745 | #if 1 |
ee78dc32 GV |
6746 | lplogfont->lfOutPrecision = OUT_DEFAULT_PRECIS; |
6747 | lplogfont->lfClipPrecision = CLIP_DEFAULT_PRECIS; | |
6748 | lplogfont->lfQuality = DEFAULT_QUALITY; | |
5ac45f98 GV |
6749 | #else |
6750 | /* go for maximum quality */ | |
6751 | lplogfont->lfOutPrecision = OUT_STROKE_PRECIS; | |
6752 | lplogfont->lfClipPrecision = CLIP_STROKE_PRECIS; | |
6753 | lplogfont->lfQuality = PROOF_QUALITY; | |
6754 | #endif | |
6755 | ||
1a292d24 AI |
6756 | lplogfont->lfCharSet = DEFAULT_CHARSET; |
6757 | lplogfont->lfWeight = FW_DONTCARE; | |
6758 | lplogfont->lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE; | |
6759 | ||
5ac45f98 GV |
6760 | if (!lpxstr) |
6761 | return FALSE; | |
6762 | ||
6763 | /* Provide a simple escape mechanism for specifying Windows font names | |
6764 | * directly -- if font spec does not beginning with '-', assume this | |
6765 | * format: | |
6766 | * "<font name>[:height in pixels[:width in pixels[:weight]]]" | |
6767 | */ | |
7d0393cf | 6768 | |
5ac45f98 GV |
6769 | if (*lpxstr == '-') |
6770 | { | |
33d52f9c GV |
6771 | int fields, tem; |
6772 | char name[50], weight[20], slant, pitch, pixels[10], height[10], | |
8b77111c | 6773 | width[10], resy[10], remainder[50]; |
5ac45f98 | 6774 | char * encoding; |
ac849ba4 | 6775 | int dpi = (int) one_w32_display_info.resy; |
5ac45f98 GV |
6776 | |
6777 | fields = sscanf (lpxstr, | |
8b77111c | 6778 | "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s", |
33d52f9c | 6779 | name, weight, &slant, pixels, height, resy, &pitch, width, remainder); |
8b77111c AI |
6780 | if (fields == EOF) |
6781 | return (FALSE); | |
6782 | ||
6783 | /* In the general case when wildcards cover more than one field, | |
6784 | we don't know which field is which, so don't fill any in. | |
6785 | However, we need to cope with this particular form, which is | |
6786 | generated by font_list_1 (invoked by try_font_list): | |
6787 | "-raster-6x10-*-gb2312*-*" | |
6788 | and make sure to correctly parse the charset field. */ | |
6789 | if (fields == 3) | |
6790 | { | |
6791 | fields = sscanf (lpxstr, | |
6792 | "-%*[^-]-%49[^-]-*-%49s", | |
6793 | name, remainder); | |
6794 | } | |
6795 | else if (fields < 9) | |
6796 | { | |
6797 | fields = 0; | |
6798 | remainder[0] = 0; | |
6799 | } | |
6fc2811b | 6800 | |
5ac45f98 GV |
6801 | if (fields > 0 && name[0] != '*') |
6802 | { | |
8ea3e054 RS |
6803 | int bufsize; |
6804 | unsigned char *buf; | |
6805 | ||
f46e6225 | 6806 | setup_coding_system |
1fa3a200 | 6807 | (Fcheck_coding_system (Vlocale_coding_system), &coding); |
aab5ac44 KH |
6808 | coding.src_multibyte = 1; |
6809 | coding.dst_multibyte = 1; | |
8ea3e054 RS |
6810 | bufsize = encoding_buffer_size (&coding, strlen (name)); |
6811 | buf = (unsigned char *) alloca (bufsize); | |
f46e6225 | 6812 | coding.mode |= CODING_MODE_LAST_BLOCK; |
8ea3e054 RS |
6813 | encode_coding (&coding, name, buf, strlen (name), bufsize); |
6814 | if (coding.produced >= LF_FACESIZE) | |
6815 | coding.produced = LF_FACESIZE - 1; | |
6816 | buf[coding.produced] = 0; | |
6817 | strcpy (lplogfont->lfFaceName, buf); | |
5ac45f98 GV |
6818 | } |
6819 | else | |
6820 | { | |
6fc2811b | 6821 | lplogfont->lfFaceName[0] = '\0'; |
5ac45f98 GV |
6822 | } |
6823 | ||
6824 | fields--; | |
6825 | ||
fbd6baed | 6826 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6827 | |
6828 | fields--; | |
6829 | ||
c8874f14 | 6830 | lplogfont->lfItalic = (fields > 0 && slant == 'i'); |
5ac45f98 GV |
6831 | |
6832 | fields--; | |
6833 | ||
6834 | if (fields > 0 && pixels[0] != '*') | |
6835 | lplogfont->lfHeight = atoi (pixels); | |
6836 | ||
6837 | fields--; | |
5ac45f98 | 6838 | fields--; |
33d52f9c GV |
6839 | if (fields > 0 && resy[0] != '*') |
6840 | { | |
6fc2811b | 6841 | tem = atoi (resy); |
33d52f9c GV |
6842 | if (tem > 0) dpi = tem; |
6843 | } | |
5ac45f98 | 6844 | |
33d52f9c GV |
6845 | if (fields > -1 && lplogfont->lfHeight == 0 && height[0] != '*') |
6846 | lplogfont->lfHeight = atoi (height) * dpi / 720; | |
6847 | ||
6848 | if (fields > 0) | |
5ac45f98 GV |
6849 | lplogfont->lfPitchAndFamily = |
6850 | (fields > 0 && pitch == 'p') ? VARIABLE_PITCH : FIXED_PITCH; | |
6851 | ||
6852 | fields--; | |
6853 | ||
6854 | if (fields > 0 && width[0] != '*') | |
6855 | lplogfont->lfWidth = atoi (width) / 10; | |
6856 | ||
6857 | fields--; | |
6858 | ||
4587b026 | 6859 | /* Strip the trailing '-' if present. (it shouldn't be, as it |
d88c567c | 6860 | fails the test against xlfd-tight-regexp in fontset.el). */ |
3c190163 | 6861 | { |
5ac45f98 GV |
6862 | int len = strlen (remainder); |
6863 | if (len > 0 && remainder[len-1] == '-') | |
6864 | remainder[len-1] = 0; | |
ee78dc32 | 6865 | } |
5ac45f98 | 6866 | encoding = remainder; |
8b77111c | 6867 | #if 0 |
5ac45f98 GV |
6868 | if (strncmp (encoding, "*-", 2) == 0) |
6869 | encoding += 2; | |
8b77111c AI |
6870 | #endif |
6871 | lplogfont->lfCharSet = x_to_w32_charset (encoding); | |
5ac45f98 GV |
6872 | } |
6873 | else | |
6874 | { | |
6875 | int fields; | |
6876 | char name[100], height[10], width[10], weight[20]; | |
a1a80b40 | 6877 | |
5ac45f98 GV |
6878 | fields = sscanf (lpxstr, |
6879 | "%99[^:]:%9[^:]:%9[^:]:%19s", | |
6880 | name, height, width, weight); | |
6881 | ||
6882 | if (fields == EOF) return (FALSE); | |
6883 | ||
6884 | if (fields > 0) | |
6885 | { | |
6886 | strncpy (lplogfont->lfFaceName,name, LF_FACESIZE); | |
6887 | lplogfont->lfFaceName[LF_FACESIZE-1] = 0; | |
6888 | } | |
6889 | else | |
6890 | { | |
6891 | lplogfont->lfFaceName[0] = 0; | |
6892 | } | |
6893 | ||
6894 | fields--; | |
6895 | ||
6896 | if (fields > 0) | |
6897 | lplogfont->lfHeight = atoi (height); | |
6898 | ||
6899 | fields--; | |
6900 | ||
6901 | if (fields > 0) | |
6902 | lplogfont->lfWidth = atoi (width); | |
6903 | ||
6904 | fields--; | |
6905 | ||
fbd6baed | 6906 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6907 | } |
6908 | ||
6909 | /* This makes TrueType fonts work better. */ | |
6910 | lplogfont->lfHeight = - abs (lplogfont->lfHeight); | |
6fc2811b | 6911 | |
ee78dc32 GV |
6912 | return (TRUE); |
6913 | } | |
6914 | ||
d88c567c JR |
6915 | /* Strip the pixel height and point height from the given xlfd, and |
6916 | return the pixel height. If no pixel height is specified, calculate | |
6917 | one from the point height, or if that isn't defined either, return | |
6918 | 0 (which usually signifies a scalable font). | |
6919 | */ | |
8edb0a6f JR |
6920 | static int |
6921 | xlfd_strip_height (char *fontname) | |
d88c567c | 6922 | { |
8edb0a6f | 6923 | int pixel_height, field_number; |
d88c567c JR |
6924 | char *read_from, *write_to; |
6925 | ||
6926 | xassert (fontname); | |
6927 | ||
6928 | pixel_height = field_number = 0; | |
6929 | write_to = NULL; | |
6930 | ||
6931 | /* Look for height fields. */ | |
6932 | for (read_from = fontname; *read_from; read_from++) | |
6933 | { | |
6934 | if (*read_from == '-') | |
6935 | { | |
6936 | field_number++; | |
6937 | if (field_number == 7) /* Pixel height. */ | |
6938 | { | |
6939 | read_from++; | |
6940 | write_to = read_from; | |
6941 | ||
6942 | /* Find end of field. */ | |
6943 | for (;*read_from && *read_from != '-'; read_from++) | |
6944 | ; | |
6945 | ||
6946 | /* Split the fontname at end of field. */ | |
6947 | if (*read_from) | |
6948 | { | |
6949 | *read_from = '\0'; | |
6950 | read_from++; | |
6951 | } | |
6952 | pixel_height = atoi (write_to); | |
6953 | /* Blank out field. */ | |
6954 | if (read_from > write_to) | |
6955 | { | |
6956 | *write_to = '-'; | |
6957 | write_to++; | |
6958 | } | |
767b1ff0 | 6959 | /* If the pixel height field is at the end (partial xlfd), |
d88c567c JR |
6960 | return now. */ |
6961 | else | |
6962 | return pixel_height; | |
6963 | ||
6964 | /* If we got a pixel height, the point height can be | |
6965 | ignored. Just blank it out and break now. */ | |
6966 | if (pixel_height) | |
6967 | { | |
6968 | /* Find end of point size field. */ | |
6969 | for (; *read_from && *read_from != '-'; read_from++) | |
6970 | ; | |
6971 | ||
6972 | if (*read_from) | |
6973 | read_from++; | |
6974 | ||
6975 | /* Blank out the point size field. */ | |
6976 | if (read_from > write_to) | |
6977 | { | |
6978 | *write_to = '-'; | |
6979 | write_to++; | |
6980 | } | |
6981 | else | |
6982 | return pixel_height; | |
6983 | ||
6984 | break; | |
6985 | } | |
6986 | /* If the point height is already blank, break now. */ | |
6987 | if (*read_from == '-') | |
6988 | { | |
6989 | read_from++; | |
6990 | break; | |
6991 | } | |
6992 | } | |
6993 | else if (field_number == 8) | |
6994 | { | |
6995 | /* If we didn't get a pixel height, try to get the point | |
6996 | height and convert that. */ | |
6997 | int point_size; | |
6998 | char *point_size_start = read_from++; | |
6999 | ||
7000 | /* Find end of field. */ | |
7001 | for (; *read_from && *read_from != '-'; read_from++) | |
7002 | ; | |
7003 | ||
7004 | if (*read_from) | |
7005 | { | |
7006 | *read_from = '\0'; | |
7007 | read_from++; | |
7008 | } | |
7009 | ||
7010 | point_size = atoi (point_size_start); | |
7011 | ||
7012 | /* Convert to pixel height. */ | |
7013 | pixel_height = point_size | |
7014 | * one_w32_display_info.height_in / 720; | |
7015 | ||
7016 | /* Blank out this field and break. */ | |
7017 | *write_to = '-'; | |
7018 | write_to++; | |
7019 | break; | |
7020 | } | |
7021 | } | |
7022 | } | |
7023 | ||
7024 | /* Shift the rest of the font spec into place. */ | |
7025 | if (write_to && read_from > write_to) | |
7026 | { | |
7027 | for (; *read_from; read_from++, write_to++) | |
7028 | *write_to = *read_from; | |
7029 | *write_to = '\0'; | |
7030 | } | |
7031 | ||
7032 | return pixel_height; | |
7033 | } | |
7034 | ||
6fc2811b | 7035 | /* Assume parameter 1 is fully qualified, no wildcards. */ |
7d0393cf | 7036 | static BOOL |
6fc2811b JR |
7037 | w32_font_match (fontname, pattern) |
7038 | char * fontname; | |
7039 | char * pattern; | |
ee78dc32 | 7040 | { |
e7c72122 | 7041 | char *regex = alloca (strlen (pattern) * 2 + 3); |
d88c567c | 7042 | char *font_name_copy = alloca (strlen (fontname) + 1); |
6fc2811b | 7043 | char *ptr; |
ee78dc32 | 7044 | |
d88c567c JR |
7045 | /* Copy fontname so we can modify it during comparison. */ |
7046 | strcpy (font_name_copy, fontname); | |
7047 | ||
6fc2811b JR |
7048 | ptr = regex; |
7049 | *ptr++ = '^'; | |
ee78dc32 | 7050 | |
6fc2811b JR |
7051 | /* Turn pattern into a regexp and do a regexp match. */ |
7052 | for (; *pattern; pattern++) | |
7053 | { | |
7054 | if (*pattern == '?') | |
7055 | *ptr++ = '.'; | |
7056 | else if (*pattern == '*') | |
7057 | { | |
7058 | *ptr++ = '.'; | |
7059 | *ptr++ = '*'; | |
7060 | } | |
33d52f9c | 7061 | else |
6fc2811b | 7062 | *ptr++ = *pattern; |
ee78dc32 | 7063 | } |
6fc2811b JR |
7064 | *ptr = '$'; |
7065 | *(ptr + 1) = '\0'; | |
7066 | ||
d88c567c JR |
7067 | /* Strip out font heights and compare them seperately, since |
7068 | rounding error can cause mismatches. This also allows a | |
7069 | comparison between a font that declares only a pixel height and a | |
7070 | pattern that declares the point height. | |
7071 | */ | |
7072 | { | |
7073 | int font_height, pattern_height; | |
7074 | ||
7075 | font_height = xlfd_strip_height (font_name_copy); | |
7076 | pattern_height = xlfd_strip_height (regex); | |
7077 | ||
7078 | /* Compare now, and don't bother doing expensive regexp matching | |
7079 | if the heights differ. */ | |
7080 | if (font_height && pattern_height && (font_height != pattern_height)) | |
7081 | return FALSE; | |
7082 | } | |
7083 | ||
6fc2811b | 7084 | return (fast_c_string_match_ignore_case (build_string (regex), |
d88c567c | 7085 | font_name_copy) >= 0); |
ee78dc32 GV |
7086 | } |
7087 | ||
5ca0cd71 GV |
7088 | /* Callback functions, and a structure holding info they need, for |
7089 | listing system fonts on W32. We need one set of functions to do the | |
7090 | job properly, but these don't work on NT 3.51 and earlier, so we | |
7091 | have a second set which don't handle character sets properly to | |
7092 | fall back on. | |
7093 | ||
7094 | In both cases, there are two passes made. The first pass gets one | |
7095 | font from each family, the second pass lists all the fonts from | |
7096 | each family. */ | |
7097 | ||
7d0393cf | 7098 | typedef struct enumfont_t |
ee78dc32 GV |
7099 | { |
7100 | HDC hdc; | |
7101 | int numFonts; | |
3cb20f4a | 7102 | LOGFONT logfont; |
ee78dc32 | 7103 | XFontStruct *size_ref; |
23afac8f | 7104 | Lisp_Object pattern; |
d84b082d | 7105 | Lisp_Object list; |
ee78dc32 GV |
7106 | } enumfont_t; |
7107 | ||
d84b082d JR |
7108 | |
7109 | static void | |
7110 | enum_font_maybe_add_to_list (enumfont_t *, LOGFONT *, char *, Lisp_Object); | |
7111 | ||
7112 | ||
7d0393cf | 7113 | static int CALLBACK |
ee78dc32 GV |
7114 | enum_font_cb2 (lplf, lptm, FontType, lpef) |
7115 | ENUMLOGFONT * lplf; | |
7116 | NEWTEXTMETRIC * lptm; | |
7117 | int FontType; | |
7118 | enumfont_t * lpef; | |
7119 | { | |
66895301 JR |
7120 | /* Ignore struck out and underlined versions of fonts. */ |
7121 | if (lplf->elfLogFont.lfStrikeOut || lplf->elfLogFont.lfUnderline) | |
7122 | return 1; | |
7123 | ||
7124 | /* Only return fonts with names starting with @ if they were | |
7125 | explicitly specified, since Microsoft uses an initial @ to | |
7126 | denote fonts for vertical writing, without providing a more | |
7127 | convenient way of identifying them. */ | |
7128 | if (lplf->elfLogFont.lfFaceName[0] == '@' | |
7129 | && lpef->logfont.lfFaceName[0] != '@') | |
5e905a57 JR |
7130 | return 1; |
7131 | ||
4587b026 GV |
7132 | /* Check that the character set matches if it was specified */ |
7133 | if (lpef->logfont.lfCharSet != DEFAULT_CHARSET && | |
7134 | lplf->elfLogFont.lfCharSet != lpef->logfont.lfCharSet) | |
5e905a57 | 7135 | return 1; |
4587b026 | 7136 | |
6358474d JR |
7137 | if (FontType == RASTER_FONTTYPE) |
7138 | { | |
7139 | /* DBCS raster fonts have problems displaying, so skip them. */ | |
7140 | int charset = lplf->elfLogFont.lfCharSet; | |
7141 | if (charset == SHIFTJIS_CHARSET | |
7142 | || charset == HANGEUL_CHARSET | |
7143 | || charset == CHINESEBIG5_CHARSET | |
7144 | || charset == GB2312_CHARSET | |
7145 | #ifdef JOHAB_CHARSET | |
7146 | || charset == JOHAB_CHARSET | |
7147 | #endif | |
7148 | ) | |
7149 | return 1; | |
7150 | } | |
7151 | ||
ee78dc32 GV |
7152 | { |
7153 | char buf[100]; | |
4587b026 | 7154 | Lisp_Object width = Qnil; |
d84b082d | 7155 | Lisp_Object charset_list = Qnil; |
767b1ff0 | 7156 | char *charset = NULL; |
ee78dc32 | 7157 | |
6fc2811b JR |
7158 | /* Truetype fonts do not report their true metrics until loaded */ |
7159 | if (FontType != RASTER_FONTTYPE) | |
3cb20f4a | 7160 | { |
23afac8f | 7161 | if (!NILP (lpef->pattern)) |
6fc2811b JR |
7162 | { |
7163 | /* Scalable fonts are as big as you want them to be. */ | |
7164 | lplf->elfLogFont.lfHeight = lpef->logfont.lfHeight; | |
7165 | lplf->elfLogFont.lfWidth = lpef->logfont.lfWidth; | |
7166 | width = make_number (lpef->logfont.lfWidth); | |
7167 | } | |
7168 | else | |
7169 | { | |
7170 | lplf->elfLogFont.lfHeight = 0; | |
7171 | lplf->elfLogFont.lfWidth = 0; | |
7172 | } | |
3cb20f4a | 7173 | } |
6fc2811b | 7174 | |
f46e6225 GV |
7175 | /* Make sure the height used here is the same as everywhere |
7176 | else (ie character height, not cell height). */ | |
6fc2811b JR |
7177 | if (lplf->elfLogFont.lfHeight > 0) |
7178 | { | |
7179 | /* lptm can be trusted for RASTER fonts, but not scalable ones. */ | |
7180 | if (FontType == RASTER_FONTTYPE) | |
7181 | lplf->elfLogFont.lfHeight = lptm->tmInternalLeading - lptm->tmHeight; | |
7182 | else | |
7183 | lplf->elfLogFont.lfHeight = -lplf->elfLogFont.lfHeight; | |
7184 | } | |
4587b026 | 7185 | |
23afac8f | 7186 | if (!NILP (lpef->pattern)) |
767b1ff0 | 7187 | { |
d5db4077 | 7188 | charset = xlfd_charset_of_font (SDATA (lpef->pattern)); |
767b1ff0 | 7189 | |
644cefdf JR |
7190 | /* We already checked charsets above, but DEFAULT_CHARSET |
7191 | slipped through. So only allow exact matches for DEFAULT_CHARSET. */ | |
7192 | if (charset | |
7193 | && strncmp (charset, "*-*", 3) != 0 | |
7194 | && lpef->logfont.lfCharSet == DEFAULT_CHARSET | |
7195 | && strcmp (charset, w32_to_x_charset (DEFAULT_CHARSET)) != 0) | |
7196 | return 1; | |
767b1ff0 JR |
7197 | } |
7198 | ||
d84b082d JR |
7199 | if (charset) |
7200 | charset_list = Fcons (build_string (charset), Qnil); | |
7201 | else | |
7202 | charset_list = w32_to_all_x_charsets (lplf->elfLogFont.lfCharSet); | |
ee78dc32 | 7203 | |
d84b082d JR |
7204 | /* Loop through the charsets. */ |
7205 | for ( ; CONSP (charset_list); charset_list = Fcdr (charset_list)) | |
ee78dc32 | 7206 | { |
d84b082d | 7207 | Lisp_Object this_charset = Fcar (charset_list); |
d5db4077 | 7208 | charset = SDATA (this_charset); |
d84b082d JR |
7209 | |
7210 | /* List bold and italic variations if w32-enable-synthesized-fonts | |
7211 | is non-nil and this is a plain font. */ | |
7212 | if (w32_enable_synthesized_fonts | |
7213 | && lplf->elfLogFont.lfWeight == FW_NORMAL | |
7214 | && lplf->elfLogFont.lfItalic == FALSE) | |
7215 | { | |
7216 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7217 | charset, width); | |
7218 | /* bold. */ | |
7219 | lplf->elfLogFont.lfWeight = FW_BOLD; | |
7220 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7221 | charset, width); | |
7222 | /* bold italic. */ | |
7223 | lplf->elfLogFont.lfItalic = TRUE; | |
7224 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7225 | charset, width); | |
7226 | /* italic. */ | |
7227 | lplf->elfLogFont.lfWeight = FW_NORMAL; | |
7228 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7229 | charset, width); | |
7230 | } | |
7231 | else | |
7232 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7233 | charset, width); | |
ee78dc32 GV |
7234 | } |
7235 | } | |
6fc2811b | 7236 | |
5e905a57 | 7237 | return 1; |
ee78dc32 GV |
7238 | } |
7239 | ||
d84b082d JR |
7240 | static void |
7241 | enum_font_maybe_add_to_list (lpef, logfont, match_charset, width) | |
7242 | enumfont_t * lpef; | |
7243 | LOGFONT * logfont; | |
7244 | char * match_charset; | |
7245 | Lisp_Object width; | |
7246 | { | |
7247 | char buf[100]; | |
7248 | ||
7249 | if (!w32_to_x_font (logfont, buf, 100, match_charset)) | |
7250 | return; | |
7251 | ||
23afac8f | 7252 | if (NILP (lpef->pattern) |
d5db4077 | 7253 | || w32_font_match (buf, SDATA (lpef->pattern))) |
d84b082d JR |
7254 | { |
7255 | /* Check if we already listed this font. This may happen if | |
7256 | w32_enable_synthesized_fonts is non-nil, and there are real | |
7257 | bold and italic versions of the font. */ | |
7258 | Lisp_Object font_name = build_string (buf); | |
7259 | if (NILP (Fmember (font_name, lpef->list))) | |
7260 | { | |
23afac8f JR |
7261 | Lisp_Object entry = Fcons (font_name, width); |
7262 | lpef->list = Fcons (entry, lpef->list); | |
d84b082d JR |
7263 | lpef->numFonts++; |
7264 | } | |
7265 | } | |
7266 | } | |
7267 | ||
7268 | ||
7d0393cf | 7269 | static int CALLBACK |
ee78dc32 GV |
7270 | enum_font_cb1 (lplf, lptm, FontType, lpef) |
7271 | ENUMLOGFONT * lplf; | |
7272 | NEWTEXTMETRIC * lptm; | |
7273 | int FontType; | |
7274 | enumfont_t * lpef; | |
7275 | { | |
7276 | return EnumFontFamilies (lpef->hdc, | |
7277 | lplf->elfLogFont.lfFaceName, | |
7278 | (FONTENUMPROC) enum_font_cb2, | |
7279 | (LPARAM) lpef); | |
7280 | } | |
7281 | ||
7282 | ||
8edb0a6f | 7283 | static int CALLBACK |
5ca0cd71 GV |
7284 | enum_fontex_cb2 (lplf, lptm, font_type, lpef) |
7285 | ENUMLOGFONTEX * lplf; | |
7286 | NEWTEXTMETRICEX * lptm; | |
7287 | int font_type; | |
7288 | enumfont_t * lpef; | |
7289 | { | |
7290 | /* We are not interested in the extra info we get back from the 'Ex | |
7291 | version - only the fact that we get character set variations | |
7292 | enumerated seperately. */ | |
7293 | return enum_font_cb2 ((ENUMLOGFONT *) lplf, (NEWTEXTMETRIC *) lptm, | |
7294 | font_type, lpef); | |
7295 | } | |
7296 | ||
8edb0a6f | 7297 | static int CALLBACK |
5ca0cd71 GV |
7298 | enum_fontex_cb1 (lplf, lptm, font_type, lpef) |
7299 | ENUMLOGFONTEX * lplf; | |
7300 | NEWTEXTMETRICEX * lptm; | |
7301 | int font_type; | |
7302 | enumfont_t * lpef; | |
7303 | { | |
7304 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
7305 | FARPROC enum_font_families_ex | |
7306 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
7307 | /* We don't really expect EnumFontFamiliesEx to disappear once we | |
7308 | get here, so don't bother handling it gracefully. */ | |
7309 | if (enum_font_families_ex == NULL) | |
7310 | error ("gdi32.dll has disappeared!"); | |
7311 | return enum_font_families_ex (lpef->hdc, | |
7312 | &lplf->elfLogFont, | |
7313 | (FONTENUMPROC) enum_fontex_cb2, | |
7314 | (LPARAM) lpef, 0); | |
7315 | } | |
7316 | ||
4587b026 GV |
7317 | /* Interface to fontset handler. (adapted from mw32font.c in Meadow |
7318 | and xterm.c in Emacs 20.3) */ | |
7319 | ||
8edb0a6f | 7320 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names) |
33d52f9c GV |
7321 | { |
7322 | char *fontname, *ptnstr; | |
7323 | Lisp_Object list, tem, newlist = Qnil; | |
55dcfc15 | 7324 | int n_fonts = 0; |
33d52f9c GV |
7325 | |
7326 | list = Vw32_bdf_filename_alist; | |
d5db4077 | 7327 | ptnstr = SDATA (pattern); |
33d52f9c | 7328 | |
8e713be6 | 7329 | for ( ; CONSP (list); list = XCDR (list)) |
33d52f9c | 7330 | { |
8e713be6 | 7331 | tem = XCAR (list); |
33d52f9c | 7332 | if (CONSP (tem)) |
d5db4077 | 7333 | fontname = SDATA (XCAR (tem)); |
33d52f9c | 7334 | else if (STRINGP (tem)) |
d5db4077 | 7335 | fontname = SDATA (tem); |
33d52f9c GV |
7336 | else |
7337 | continue; | |
7338 | ||
7339 | if (w32_font_match (fontname, ptnstr)) | |
5ca0cd71 | 7340 | { |
8e713be6 | 7341 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 | 7342 | n_fonts++; |
bd11cc09 | 7343 | if (max_names >= 0 && n_fonts >= max_names) |
5ca0cd71 GV |
7344 | break; |
7345 | } | |
33d52f9c GV |
7346 | } |
7347 | ||
7348 | return newlist; | |
7349 | } | |
7350 | ||
5ca0cd71 | 7351 | |
4587b026 GV |
7352 | /* Return a list of names of available fonts matching PATTERN on frame |
7353 | F. If SIZE is not 0, it is the size (maximum bound width) of fonts | |
7354 | to be listed. Frame F NULL means we have not yet created any | |
7355 | frame, which means we can't get proper size info, as we don't have | |
7356 | a device context to use for GetTextMetrics. | |
bd11cc09 JR |
7357 | MAXNAMES sets a limit on how many fonts to match. If MAXNAMES is |
7358 | negative, then all matching fonts are returned. */ | |
4587b026 GV |
7359 | |
7360 | Lisp_Object | |
dc220243 JR |
7361 | w32_list_fonts (f, pattern, size, maxnames) |
7362 | struct frame *f; | |
7363 | Lisp_Object pattern; | |
7364 | int size; | |
7365 | int maxnames; | |
4587b026 | 7366 | { |
6fc2811b | 7367 | Lisp_Object patterns, key = Qnil, tem, tpat; |
4587b026 | 7368 | Lisp_Object list = Qnil, newlist = Qnil, second_best = Qnil; |
33d52f9c | 7369 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
5ca0cd71 | 7370 | int n_fonts = 0; |
396594fe | 7371 | |
4587b026 GV |
7372 | patterns = Fassoc (pattern, Valternate_fontname_alist); |
7373 | if (NILP (patterns)) | |
7374 | patterns = Fcons (pattern, Qnil); | |
7375 | ||
8e713be6 | 7376 | for (; CONSP (patterns); patterns = XCDR (patterns)) |
4587b026 GV |
7377 | { |
7378 | enumfont_t ef; | |
767b1ff0 | 7379 | int codepage; |
4587b026 | 7380 | |
8e713be6 | 7381 | tpat = XCAR (patterns); |
4587b026 | 7382 | |
767b1ff0 JR |
7383 | if (!STRINGP (tpat)) |
7384 | continue; | |
7385 | ||
7386 | /* Avoid expensive EnumFontFamilies functions if we are not | |
7387 | going to be able to output one of these anyway. */ | |
d5db4077 | 7388 | codepage = w32_codepage_for_font (SDATA (tpat)); |
767b1ff0 | 7389 | if (codepage != CP_8BIT && codepage != CP_UNICODE |
ceb12877 AI |
7390 | && codepage != CP_DEFAULT && codepage != CP_UNKNOWN |
7391 | && !IsValidCodePage(codepage)) | |
767b1ff0 JR |
7392 | continue; |
7393 | ||
4587b026 GV |
7394 | /* See if we cached the result for this particular query. |
7395 | The cache is an alist of the form: | |
7396 | ((PATTERN (FONTNAME . WIDTH) ...) ...) | |
7397 | */ | |
8e713be6 | 7398 | if (tem = XCDR (dpyinfo->name_list_element), |
33d52f9c | 7399 | !NILP (list = Fassoc (tpat, tem))) |
4587b026 GV |
7400 | { |
7401 | list = Fcdr_safe (list); | |
7402 | /* We have a cached list. Don't have to get the list again. */ | |
7403 | goto label_cached; | |
7404 | } | |
7405 | ||
7406 | BLOCK_INPUT; | |
7407 | /* At first, put PATTERN in the cache. */ | |
23afac8f JR |
7408 | ef.pattern = tpat; |
7409 | ef.list = Qnil; | |
4587b026 | 7410 | ef.numFonts = 0; |
33d52f9c | 7411 | |
5ca0cd71 GV |
7412 | /* Use EnumFontFamiliesEx where it is available, as it knows |
7413 | about character sets. Fall back to EnumFontFamilies for | |
7414 | older versions of NT that don't support the 'Ex function. */ | |
d5db4077 | 7415 | x_to_w32_font (SDATA (tpat), &ef.logfont); |
4587b026 | 7416 | { |
5ca0cd71 GV |
7417 | LOGFONT font_match_pattern; |
7418 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
7419 | FARPROC enum_font_families_ex | |
7420 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
7421 | ||
7422 | /* We do our own pattern matching so we can handle wildcards. */ | |
7423 | font_match_pattern.lfFaceName[0] = 0; | |
7424 | font_match_pattern.lfPitchAndFamily = 0; | |
7425 | /* We can use the charset, because if it is a wildcard it will | |
7426 | be DEFAULT_CHARSET anyway. */ | |
7427 | font_match_pattern.lfCharSet = ef.logfont.lfCharSet; | |
7428 | ||
33d52f9c | 7429 | ef.hdc = GetDC (dpyinfo->root_window); |
4587b026 | 7430 | |
5ca0cd71 GV |
7431 | if (enum_font_families_ex) |
7432 | enum_font_families_ex (ef.hdc, | |
7433 | &font_match_pattern, | |
7434 | (FONTENUMPROC) enum_fontex_cb1, | |
7435 | (LPARAM) &ef, 0); | |
7436 | else | |
7437 | EnumFontFamilies (ef.hdc, NULL, (FONTENUMPROC) enum_font_cb1, | |
7438 | (LPARAM)&ef); | |
4587b026 | 7439 | |
33d52f9c | 7440 | ReleaseDC (dpyinfo->root_window, ef.hdc); |
4587b026 GV |
7441 | } |
7442 | ||
7443 | UNBLOCK_INPUT; | |
23afac8f | 7444 | list = ef.list; |
4587b026 GV |
7445 | |
7446 | /* Make a list of the fonts we got back. | |
7447 | Store that in the font cache for the display. */ | |
f3fbd155 KR |
7448 | XSETCDR (dpyinfo->name_list_element, |
7449 | Fcons (Fcons (tpat, list), | |
7450 | XCDR (dpyinfo->name_list_element))); | |
4587b026 GV |
7451 | |
7452 | label_cached: | |
7453 | if (NILP (list)) continue; /* Try the remaining alternatives. */ | |
7454 | ||
7455 | newlist = second_best = Qnil; | |
7456 | ||
7d0393cf | 7457 | /* Make a list of the fonts that have the right width. */ |
8e713be6 | 7458 | for (; CONSP (list); list = XCDR (list)) |
4587b026 GV |
7459 | { |
7460 | int found_size; | |
8e713be6 | 7461 | tem = XCAR (list); |
4587b026 GV |
7462 | |
7463 | if (!CONSP (tem)) | |
7464 | continue; | |
8e713be6 | 7465 | if (NILP (XCAR (tem))) |
4587b026 GV |
7466 | continue; |
7467 | if (!size) | |
7468 | { | |
8e713be6 | 7469 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 | 7470 | n_fonts++; |
bd11cc09 | 7471 | if (maxnames >= 0 && n_fonts >= maxnames) |
5ca0cd71 GV |
7472 | break; |
7473 | else | |
7474 | continue; | |
4587b026 | 7475 | } |
8e713be6 | 7476 | if (!INTEGERP (XCDR (tem))) |
4587b026 GV |
7477 | { |
7478 | /* Since we don't yet know the size of the font, we must | |
7479 | load it and try GetTextMetrics. */ | |
4587b026 GV |
7480 | W32FontStruct thisinfo; |
7481 | LOGFONT lf; | |
7482 | HDC hdc; | |
7483 | HANDLE oldobj; | |
7484 | ||
d5db4077 | 7485 | if (!x_to_w32_font (SDATA (XCAR (tem)), &lf)) |
4587b026 GV |
7486 | continue; |
7487 | ||
7488 | BLOCK_INPUT; | |
33d52f9c | 7489 | thisinfo.bdf = NULL; |
4587b026 GV |
7490 | thisinfo.hfont = CreateFontIndirect (&lf); |
7491 | if (thisinfo.hfont == NULL) | |
7492 | continue; | |
7493 | ||
7494 | hdc = GetDC (dpyinfo->root_window); | |
7495 | oldobj = SelectObject (hdc, thisinfo.hfont); | |
7496 | if (GetTextMetrics (hdc, &thisinfo.tm)) | |
f3fbd155 | 7497 | XSETCDR (tem, make_number (FONT_WIDTH (&thisinfo))); |
4587b026 | 7498 | else |
f3fbd155 | 7499 | XSETCDR (tem, make_number (0)); |
4587b026 GV |
7500 | SelectObject (hdc, oldobj); |
7501 | ReleaseDC (dpyinfo->root_window, hdc); | |
7502 | DeleteObject(thisinfo.hfont); | |
7503 | UNBLOCK_INPUT; | |
7504 | } | |
8e713be6 | 7505 | found_size = XINT (XCDR (tem)); |
4587b026 | 7506 | if (found_size == size) |
5ca0cd71 | 7507 | { |
8e713be6 | 7508 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 | 7509 | n_fonts++; |
bd11cc09 | 7510 | if (maxnames >= 0 && n_fonts >= maxnames) |
5ca0cd71 GV |
7511 | break; |
7512 | } | |
4587b026 GV |
7513 | /* keep track of the closest matching size in case |
7514 | no exact match is found. */ | |
7515 | else if (found_size > 0) | |
7516 | { | |
7517 | if (NILP (second_best)) | |
7518 | second_best = tem; | |
7d0393cf | 7519 | |
4587b026 GV |
7520 | else if (found_size < size) |
7521 | { | |
8e713be6 KR |
7522 | if (XINT (XCDR (second_best)) > size |
7523 | || XINT (XCDR (second_best)) < found_size) | |
4587b026 GV |
7524 | second_best = tem; |
7525 | } | |
7526 | else | |
7527 | { | |
8e713be6 KR |
7528 | if (XINT (XCDR (second_best)) > size |
7529 | && XINT (XCDR (second_best)) > | |
4587b026 GV |
7530 | found_size) |
7531 | second_best = tem; | |
7532 | } | |
7533 | } | |
7534 | } | |
7535 | ||
7536 | if (!NILP (newlist)) | |
7537 | break; | |
7538 | else if (!NILP (second_best)) | |
7539 | { | |
8e713be6 | 7540 | newlist = Fcons (XCAR (second_best), Qnil); |
4587b026 GV |
7541 | break; |
7542 | } | |
7543 | } | |
7544 | ||
33d52f9c | 7545 | /* Include any bdf fonts. */ |
bd11cc09 | 7546 | if (n_fonts < maxnames || maxnames < 0) |
33d52f9c GV |
7547 | { |
7548 | Lisp_Object combined[2]; | |
5ca0cd71 | 7549 | combined[0] = w32_list_bdf_fonts (pattern, maxnames - n_fonts); |
33d52f9c GV |
7550 | combined[1] = newlist; |
7551 | newlist = Fnconc(2, combined); | |
7552 | } | |
7553 | ||
4587b026 GV |
7554 | return newlist; |
7555 | } | |
7556 | ||
5ca0cd71 | 7557 | |
4587b026 GV |
7558 | /* Return a pointer to struct font_info of font FONT_IDX of frame F. */ |
7559 | struct font_info * | |
7560 | w32_get_font_info (f, font_idx) | |
7561 | FRAME_PTR f; | |
7562 | int font_idx; | |
7563 | { | |
7564 | return (FRAME_W32_FONT_TABLE (f) + font_idx); | |
7565 | } | |
7566 | ||
7567 | ||
7568 | struct font_info* | |
7569 | w32_query_font (struct frame *f, char *fontname) | |
7570 | { | |
7571 | int i; | |
7572 | struct font_info *pfi; | |
7573 | ||
7574 | pfi = FRAME_W32_FONT_TABLE (f); | |
7575 | ||
7576 | for (i = 0; i < one_w32_display_info.n_fonts ;i++, pfi++) | |
7577 | { | |
7578 | if (strcmp(pfi->name, fontname) == 0) return pfi; | |
7579 | } | |
7580 | ||
7581 | return NULL; | |
7582 | } | |
7583 | ||
7584 | /* Find a CCL program for a font specified by FONTP, and set the member | |
7585 | `encoder' of the structure. */ | |
7586 | ||
7587 | void | |
7588 | w32_find_ccl_program (fontp) | |
7589 | struct font_info *fontp; | |
7590 | { | |
3545439c | 7591 | Lisp_Object list, elt; |
4587b026 | 7592 | |
8e713be6 | 7593 | for (list = Vfont_ccl_encoder_alist; CONSP (list); list = XCDR (list)) |
4587b026 | 7594 | { |
8e713be6 | 7595 | elt = XCAR (list); |
4587b026 | 7596 | if (CONSP (elt) |
8e713be6 KR |
7597 | && STRINGP (XCAR (elt)) |
7598 | && (fast_c_string_match_ignore_case (XCAR (elt), fontp->name) | |
4587b026 | 7599 | >= 0)) |
3545439c KH |
7600 | break; |
7601 | } | |
7602 | if (! NILP (list)) | |
7603 | { | |
17eedd00 KH |
7604 | struct ccl_program *ccl |
7605 | = (struct ccl_program *) xmalloc (sizeof (struct ccl_program)); | |
3545439c | 7606 | |
8e713be6 | 7607 | if (setup_ccl_program (ccl, XCDR (elt)) < 0) |
3545439c KH |
7608 | xfree (ccl); |
7609 | else | |
7610 | fontp->font_encoder = ccl; | |
4587b026 GV |
7611 | } |
7612 | } | |
7613 | ||
7614 | \f | |
8edb0a6f JR |
7615 | /* Find BDF files in a specified directory. (use GCPRO when calling, |
7616 | as this calls lisp to get a directory listing). */ | |
7617 | static Lisp_Object | |
7618 | w32_find_bdf_fonts_in_dir (Lisp_Object directory) | |
7619 | { | |
7620 | Lisp_Object filelist, list = Qnil; | |
7621 | char fontname[100]; | |
7622 | ||
7623 | if (!STRINGP(directory)) | |
7624 | return Qnil; | |
7625 | ||
7626 | filelist = Fdirectory_files (directory, Qt, | |
7627 | build_string (".*\\.[bB][dD][fF]"), Qt); | |
7628 | ||
7629 | for ( ; CONSP(filelist); filelist = XCDR (filelist)) | |
7630 | { | |
7631 | Lisp_Object filename = XCAR (filelist); | |
d5db4077 | 7632 | if (w32_BDF_to_x_font (SDATA (filename), fontname, 100)) |
8edb0a6f JR |
7633 | store_in_alist (&list, build_string (fontname), filename); |
7634 | } | |
7635 | return list; | |
7636 | } | |
7637 | ||
6fc2811b JR |
7638 | DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts, Sw32_find_bdf_fonts, |
7639 | 1, 1, 0, | |
b3700ae7 JR |
7640 | doc: /* Return a list of BDF fonts in DIR. |
7641 | The list is suitable for appending to w32-bdf-filename-alist. Fonts | |
7642 | which do not contain an xlfd description will not be included in the | |
7643 | list. DIR may be a list of directories. */) | |
6fc2811b JR |
7644 | (directory) |
7645 | Lisp_Object directory; | |
7646 | { | |
7647 | Lisp_Object list = Qnil; | |
7648 | struct gcpro gcpro1, gcpro2; | |
ee78dc32 | 7649 | |
6fc2811b JR |
7650 | if (!CONSP (directory)) |
7651 | return w32_find_bdf_fonts_in_dir (directory); | |
ee78dc32 | 7652 | |
6fc2811b | 7653 | for ( ; CONSP (directory); directory = XCDR (directory)) |
ee78dc32 | 7654 | { |
6fc2811b JR |
7655 | Lisp_Object pair[2]; |
7656 | pair[0] = list; | |
7657 | pair[1] = Qnil; | |
7658 | GCPRO2 (directory, list); | |
7659 | pair[1] = w32_find_bdf_fonts_in_dir( XCAR (directory) ); | |
7660 | list = Fnconc( 2, pair ); | |
7661 | UNGCPRO; | |
7662 | } | |
7663 | return list; | |
7664 | } | |
ee78dc32 | 7665 | |
6fc2811b JR |
7666 | \f |
7667 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, | |
74e1aeec | 7668 | doc: /* Internal function called by `color-defined-p', which see. */) |
6fc2811b JR |
7669 | (color, frame) |
7670 | Lisp_Object color, frame; | |
7671 | { | |
7672 | XColor foo; | |
7673 | FRAME_PTR f = check_x_frame (frame); | |
ee78dc32 | 7674 | |
b7826503 | 7675 | CHECK_STRING (color); |
ee78dc32 | 7676 | |
d5db4077 | 7677 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
6fc2811b JR |
7678 | return Qt; |
7679 | else | |
7680 | return Qnil; | |
7681 | } | |
ee78dc32 | 7682 | |
2d764c78 | 7683 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
74e1aeec | 7684 | doc: /* Internal function called by `color-values', which see. */) |
ee78dc32 GV |
7685 | (color, frame) |
7686 | Lisp_Object color, frame; | |
7687 | { | |
6fc2811b | 7688 | XColor foo; |
ee78dc32 GV |
7689 | FRAME_PTR f = check_x_frame (frame); |
7690 | ||
b7826503 | 7691 | CHECK_STRING (color); |
ee78dc32 | 7692 | |
d5db4077 | 7693 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
ee78dc32 GV |
7694 | { |
7695 | Lisp_Object rgb[3]; | |
7696 | ||
6fc2811b JR |
7697 | rgb[0] = make_number ((GetRValue (foo.pixel) << 8) |
7698 | | GetRValue (foo.pixel)); | |
7699 | rgb[1] = make_number ((GetGValue (foo.pixel) << 8) | |
7700 | | GetGValue (foo.pixel)); | |
7701 | rgb[2] = make_number ((GetBValue (foo.pixel) << 8) | |
7702 | | GetBValue (foo.pixel)); | |
ee78dc32 GV |
7703 | return Flist (3, rgb); |
7704 | } | |
7705 | else | |
7706 | return Qnil; | |
7707 | } | |
7708 | ||
2d764c78 | 7709 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
74e1aeec | 7710 | doc: /* Internal function called by `display-color-p', which see. */) |
ee78dc32 GV |
7711 | (display) |
7712 | Lisp_Object display; | |
7713 | { | |
fbd6baed | 7714 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7715 | |
7716 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) | |
7717 | return Qnil; | |
7718 | ||
7719 | return Qt; | |
7720 | } | |
7721 | ||
74e1aeec JR |
7722 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, |
7723 | Sx_display_grayscale_p, 0, 1, 0, | |
7724 | doc: /* Return t if the X display supports shades of gray. | |
7725 | Note that color displays do support shades of gray. | |
7726 | The optional argument DISPLAY specifies which display to ask about. | |
7727 | DISPLAY should be either a frame or a display name (a string). | |
7728 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7729 | (display) |
7730 | Lisp_Object display; | |
7731 | { | |
fbd6baed | 7732 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7733 | |
7734 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) | |
7735 | return Qnil; | |
7736 | ||
7737 | return Qt; | |
7738 | } | |
7739 | ||
74e1aeec JR |
7740 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, |
7741 | Sx_display_pixel_width, 0, 1, 0, | |
7742 | doc: /* Returns the width in pixels of DISPLAY. | |
7743 | The optional argument DISPLAY specifies which display to ask about. | |
7744 | DISPLAY should be either a frame or a display name (a string). | |
7745 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7746 | (display) |
7747 | Lisp_Object display; | |
7748 | { | |
fbd6baed | 7749 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7750 | |
7751 | return make_number (dpyinfo->width); | |
7752 | } | |
7753 | ||
7754 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
74e1aeec JR |
7755 | Sx_display_pixel_height, 0, 1, 0, |
7756 | doc: /* Returns the height in pixels of DISPLAY. | |
7757 | The optional argument DISPLAY specifies which display to ask about. | |
7758 | DISPLAY should be either a frame or a display name (a string). | |
7759 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7760 | (display) |
7761 | Lisp_Object display; | |
7762 | { | |
fbd6baed | 7763 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7764 | |
7765 | return make_number (dpyinfo->height); | |
7766 | } | |
7767 | ||
7768 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
74e1aeec JR |
7769 | 0, 1, 0, |
7770 | doc: /* Returns the number of bitplanes of DISPLAY. | |
7771 | The optional argument DISPLAY specifies which display to ask about. | |
7772 | DISPLAY should be either a frame or a display name (a string). | |
7773 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7774 | (display) |
7775 | Lisp_Object display; | |
7776 | { | |
fbd6baed | 7777 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7778 | |
7779 | return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); | |
7780 | } | |
7781 | ||
7782 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
74e1aeec JR |
7783 | 0, 1, 0, |
7784 | doc: /* Returns the number of color cells of DISPLAY. | |
7785 | The optional argument DISPLAY specifies which display to ask about. | |
7786 | DISPLAY should be either a frame or a display name (a string). | |
7787 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7788 | (display) |
7789 | Lisp_Object display; | |
7790 | { | |
fbd6baed | 7791 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7792 | HDC hdc; |
7793 | int cap; | |
7794 | ||
5ac45f98 GV |
7795 | hdc = GetDC (dpyinfo->root_window); |
7796 | if (dpyinfo->has_palette) | |
7797 | cap = GetDeviceCaps (hdc,SIZEPALETTE); | |
7798 | else | |
7799 | cap = GetDeviceCaps (hdc,NUMCOLORS); | |
abf8c61b | 7800 | |
007776bc JB |
7801 | /* We force 24+ bit depths to 24-bit, both to prevent an overflow |
7802 | and because probably is more meaningful on Windows anyway */ | |
abf8c61b | 7803 | if (cap < 0) |
007776bc | 7804 | cap = 1 << min(dpyinfo->n_planes * dpyinfo->n_cbits, 24); |
7d0393cf | 7805 | |
ee78dc32 | 7806 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 7807 | |
ee78dc32 GV |
7808 | return make_number (cap); |
7809 | } | |
7810 | ||
7811 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, | |
7812 | Sx_server_max_request_size, | |
74e1aeec JR |
7813 | 0, 1, 0, |
7814 | doc: /* Returns the maximum request size of the server of DISPLAY. | |
7815 | The optional argument DISPLAY specifies which display to ask about. | |
7816 | DISPLAY should be either a frame or a display name (a string). | |
7817 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7818 | (display) |
7819 | Lisp_Object display; | |
7820 | { | |
fbd6baed | 7821 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7822 | |
7823 | return make_number (1); | |
7824 | } | |
7825 | ||
7826 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, | |
74e1aeec JR |
7827 | doc: /* Returns the vendor ID string of the W32 system (Microsoft). |
7828 | The optional argument DISPLAY specifies which display to ask about. | |
7829 | DISPLAY should be either a frame or a display name (a string). | |
7830 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7831 | (display) |
7832 | Lisp_Object display; | |
7833 | { | |
dfff8a69 | 7834 | return build_string ("Microsoft Corp."); |
ee78dc32 GV |
7835 | } |
7836 | ||
7837 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
74e1aeec JR |
7838 | doc: /* Returns the version numbers of the server of DISPLAY. |
7839 | The value is a list of three integers: the major and minor | |
7840 | version numbers, and the vendor-specific release | |
7841 | number. See also the function `x-server-vendor'. | |
7842 | ||
7843 | The optional argument DISPLAY specifies which display to ask about. | |
7844 | DISPLAY should be either a frame or a display name (a string). | |
7845 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7846 | (display) |
7847 | Lisp_Object display; | |
7848 | { | |
fbd6baed | 7849 | return Fcons (make_number (w32_major_version), |
58e0f0e4 AI |
7850 | Fcons (make_number (w32_minor_version), |
7851 | Fcons (make_number (w32_build_number), Qnil))); | |
ee78dc32 GV |
7852 | } |
7853 | ||
7854 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
74e1aeec JR |
7855 | doc: /* Returns the number of screens on the server of DISPLAY. |
7856 | The optional argument DISPLAY specifies which display to ask about. | |
7857 | DISPLAY should be either a frame or a display name (a string). | |
7858 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7859 | (display) |
7860 | Lisp_Object display; | |
7861 | { | |
ee78dc32 GV |
7862 | return make_number (1); |
7863 | } | |
7864 | ||
74e1aeec JR |
7865 | DEFUN ("x-display-mm-height", Fx_display_mm_height, |
7866 | Sx_display_mm_height, 0, 1, 0, | |
7867 | doc: /* Returns the height in millimeters of DISPLAY. | |
7868 | The optional argument DISPLAY specifies which display to ask about. | |
7869 | DISPLAY should be either a frame or a display name (a string). | |
7870 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7871 | (display) |
7872 | Lisp_Object display; | |
7873 | { | |
fbd6baed | 7874 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7875 | HDC hdc; |
7876 | int cap; | |
7877 | ||
5ac45f98 | 7878 | hdc = GetDC (dpyinfo->root_window); |
7d0393cf | 7879 | |
ee78dc32 | 7880 | cap = GetDeviceCaps (hdc, VERTSIZE); |
7d0393cf | 7881 | |
ee78dc32 | 7882 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 7883 | |
ee78dc32 GV |
7884 | return make_number (cap); |
7885 | } | |
7886 | ||
7887 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
74e1aeec JR |
7888 | doc: /* Returns the width in millimeters of DISPLAY. |
7889 | The optional argument DISPLAY specifies which display to ask about. | |
7890 | DISPLAY should be either a frame or a display name (a string). | |
7891 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7892 | (display) |
7893 | Lisp_Object display; | |
7894 | { | |
fbd6baed | 7895 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7896 | |
7897 | HDC hdc; | |
7898 | int cap; | |
7899 | ||
5ac45f98 | 7900 | hdc = GetDC (dpyinfo->root_window); |
7d0393cf | 7901 | |
ee78dc32 | 7902 | cap = GetDeviceCaps (hdc, HORZSIZE); |
7d0393cf | 7903 | |
ee78dc32 | 7904 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 7905 | |
ee78dc32 GV |
7906 | return make_number (cap); |
7907 | } | |
7908 | ||
7909 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
74e1aeec JR |
7910 | Sx_display_backing_store, 0, 1, 0, |
7911 | doc: /* Returns an indication of whether DISPLAY does backing store. | |
7912 | The value may be `always', `when-mapped', or `not-useful'. | |
7913 | The optional argument DISPLAY specifies which display to ask about. | |
7914 | DISPLAY should be either a frame or a display name (a string). | |
7915 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7916 | (display) |
7917 | Lisp_Object display; | |
7918 | { | |
7919 | return intern ("not-useful"); | |
7920 | } | |
7921 | ||
7922 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
74e1aeec JR |
7923 | Sx_display_visual_class, 0, 1, 0, |
7924 | doc: /* Returns the visual class of DISPLAY. | |
7925 | The value is one of the symbols `static-gray', `gray-scale', | |
7926 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
7927 | ||
7928 | The optional argument DISPLAY specifies which display to ask about. | |
7929 | DISPLAY should be either a frame or a display name (a string). | |
7930 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7931 | (display) |
7932 | Lisp_Object display; | |
7933 | { | |
fbd6baed | 7934 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
abf8c61b | 7935 | Lisp_Object result = Qnil; |
ee78dc32 | 7936 | |
abf8c61b AI |
7937 | if (dpyinfo->has_palette) |
7938 | result = intern ("pseudo-color"); | |
7939 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 1) | |
7940 | result = intern ("static-grey"); | |
7941 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 4) | |
7942 | result = intern ("static-color"); | |
7943 | else if (dpyinfo->n_planes * dpyinfo->n_cbits > 8) | |
7944 | result = intern ("true-color"); | |
ee78dc32 | 7945 | |
abf8c61b | 7946 | return result; |
ee78dc32 GV |
7947 | } |
7948 | ||
7949 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
74e1aeec JR |
7950 | Sx_display_save_under, 0, 1, 0, |
7951 | doc: /* Returns t if DISPLAY supports the save-under feature. | |
7952 | The optional argument DISPLAY specifies which display to ask about. | |
7953 | DISPLAY should be either a frame or a display name (a string). | |
7954 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7955 | (display) |
7956 | Lisp_Object display; | |
7957 | { | |
6fc2811b JR |
7958 | return Qnil; |
7959 | } | |
7960 | \f | |
7961 | int | |
7962 | x_pixel_width (f) | |
7963 | register struct frame *f; | |
7964 | { | |
7965 | return PIXEL_WIDTH (f); | |
7966 | } | |
7967 | ||
7968 | int | |
7969 | x_pixel_height (f) | |
7970 | register struct frame *f; | |
7971 | { | |
7972 | return PIXEL_HEIGHT (f); | |
7973 | } | |
7974 | ||
7975 | int | |
7976 | x_char_width (f) | |
7977 | register struct frame *f; | |
7978 | { | |
7979 | return FONT_WIDTH (f->output_data.w32->font); | |
7980 | } | |
7981 | ||
7982 | int | |
7983 | x_char_height (f) | |
7984 | register struct frame *f; | |
7985 | { | |
7986 | return f->output_data.w32->line_height; | |
7987 | } | |
7988 | ||
7989 | int | |
7990 | x_screen_planes (f) | |
7991 | register struct frame *f; | |
7992 | { | |
7993 | return FRAME_W32_DISPLAY_INFO (f)->n_planes; | |
7994 | } | |
7995 | \f | |
7996 | /* Return the display structure for the display named NAME. | |
7997 | Open a new connection if necessary. */ | |
7998 | ||
7999 | struct w32_display_info * | |
8000 | x_display_info_for_name (name) | |
8001 | Lisp_Object name; | |
8002 | { | |
8003 | Lisp_Object names; | |
8004 | struct w32_display_info *dpyinfo; | |
8005 | ||
b7826503 | 8006 | CHECK_STRING (name); |
6fc2811b JR |
8007 | |
8008 | for (dpyinfo = &one_w32_display_info, names = w32_display_name_list; | |
8009 | dpyinfo; | |
8010 | dpyinfo = dpyinfo->next, names = XCDR (names)) | |
8011 | { | |
8012 | Lisp_Object tem; | |
8013 | tem = Fstring_equal (XCAR (XCAR (names)), name); | |
8014 | if (!NILP (tem)) | |
8015 | return dpyinfo; | |
8016 | } | |
8017 | ||
8018 | /* Use this general default value to start with. */ | |
8019 | Vx_resource_name = Vinvocation_name; | |
8020 | ||
8021 | validate_x_resource_name (); | |
8022 | ||
8023 | dpyinfo = w32_term_init (name, (unsigned char *)0, | |
d5db4077 | 8024 | (char *) SDATA (Vx_resource_name)); |
6fc2811b JR |
8025 | |
8026 | if (dpyinfo == 0) | |
d5db4077 | 8027 | error ("Cannot connect to server %s", SDATA (name)); |
6fc2811b JR |
8028 | |
8029 | w32_in_use = 1; | |
8030 | XSETFASTINT (Vwindow_system_version, 3); | |
8031 | ||
8032 | return dpyinfo; | |
8033 | } | |
8034 | ||
8035 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, | |
74e1aeec JR |
8036 | 1, 3, 0, doc: /* Open a connection to a server. |
8037 | DISPLAY is the name of the display to connect to. | |
8038 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
8039 | If the optional third arg MUST-SUCCEED is non-nil, | |
8040 | terminate Emacs if we can't open the connection. */) | |
6fc2811b JR |
8041 | (display, xrm_string, must_succeed) |
8042 | Lisp_Object display, xrm_string, must_succeed; | |
8043 | { | |
8044 | unsigned char *xrm_option; | |
8045 | struct w32_display_info *dpyinfo; | |
8046 | ||
74e1aeec JR |
8047 | /* If initialization has already been done, return now to avoid |
8048 | overwriting critical parts of one_w32_display_info. */ | |
8049 | if (w32_in_use) | |
8050 | return Qnil; | |
8051 | ||
b7826503 | 8052 | CHECK_STRING (display); |
6fc2811b | 8053 | if (! NILP (xrm_string)) |
b7826503 | 8054 | CHECK_STRING (xrm_string); |
6fc2811b JR |
8055 | |
8056 | if (! EQ (Vwindow_system, intern ("w32"))) | |
8057 | error ("Not using Microsoft Windows"); | |
8058 | ||
8059 | /* Allow color mapping to be defined externally; first look in user's | |
8060 | HOME directory, then in Emacs etc dir for a file called rgb.txt. */ | |
8061 | { | |
8062 | Lisp_Object color_file; | |
8063 | struct gcpro gcpro1; | |
8064 | ||
8065 | color_file = build_string("~/rgb.txt"); | |
8066 | ||
8067 | GCPRO1 (color_file); | |
8068 | ||
8069 | if (NILP (Ffile_readable_p (color_file))) | |
8070 | color_file = | |
8071 | Fexpand_file_name (build_string ("rgb.txt"), | |
8072 | Fsymbol_value (intern ("data-directory"))); | |
8073 | ||
8074 | Vw32_color_map = Fw32_load_color_file (color_file); | |
8075 | ||
8076 | UNGCPRO; | |
8077 | } | |
8078 | if (NILP (Vw32_color_map)) | |
8079 | Vw32_color_map = Fw32_default_color_map (); | |
8080 | ||
8081 | if (! NILP (xrm_string)) | |
d5db4077 | 8082 | xrm_option = (unsigned char *) SDATA (xrm_string); |
6fc2811b JR |
8083 | else |
8084 | xrm_option = (unsigned char *) 0; | |
8085 | ||
8086 | /* Use this general default value to start with. */ | |
8087 | /* First remove .exe suffix from invocation-name - it looks ugly. */ | |
8088 | { | |
8089 | char basename[ MAX_PATH ], *str; | |
8090 | ||
d5db4077 | 8091 | strcpy (basename, SDATA (Vinvocation_name)); |
6fc2811b JR |
8092 | str = strrchr (basename, '.'); |
8093 | if (str) *str = 0; | |
8094 | Vinvocation_name = build_string (basename); | |
8095 | } | |
8096 | Vx_resource_name = Vinvocation_name; | |
8097 | ||
8098 | validate_x_resource_name (); | |
8099 | ||
8100 | /* This is what opens the connection and sets x_current_display. | |
8101 | This also initializes many symbols, such as those used for input. */ | |
8102 | dpyinfo = w32_term_init (display, xrm_option, | |
d5db4077 | 8103 | (char *) SDATA (Vx_resource_name)); |
6fc2811b JR |
8104 | |
8105 | if (dpyinfo == 0) | |
8106 | { | |
8107 | if (!NILP (must_succeed)) | |
8108 | fatal ("Cannot connect to server %s.\n", | |
d5db4077 | 8109 | SDATA (display)); |
6fc2811b | 8110 | else |
d5db4077 | 8111 | error ("Cannot connect to server %s", SDATA (display)); |
6fc2811b JR |
8112 | } |
8113 | ||
8114 | w32_in_use = 1; | |
8115 | ||
8116 | XSETFASTINT (Vwindow_system_version, 3); | |
8117 | return Qnil; | |
8118 | } | |
8119 | ||
8120 | DEFUN ("x-close-connection", Fx_close_connection, | |
8121 | Sx_close_connection, 1, 1, 0, | |
74e1aeec JR |
8122 | doc: /* Close the connection to DISPLAY's server. |
8123 | For DISPLAY, specify either a frame or a display name (a string). | |
8124 | If DISPLAY is nil, that stands for the selected frame's display. */) | |
6fc2811b JR |
8125 | (display) |
8126 | Lisp_Object display; | |
8127 | { | |
8128 | struct w32_display_info *dpyinfo = check_x_display_info (display); | |
8129 | int i; | |
8130 | ||
8131 | if (dpyinfo->reference_count > 0) | |
8132 | error ("Display still has frames on it"); | |
8133 | ||
8134 | BLOCK_INPUT; | |
8135 | /* Free the fonts in the font table. */ | |
8136 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8137 | if (dpyinfo->font_table[i].name) | |
8138 | { | |
126f2e35 JR |
8139 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
8140 | xfree (dpyinfo->font_table[i].full_name); | |
6fc2811b | 8141 | xfree (dpyinfo->font_table[i].name); |
6fc2811b JR |
8142 | w32_unload_font (dpyinfo, dpyinfo->font_table[i].font); |
8143 | } | |
8144 | x_destroy_all_bitmaps (dpyinfo); | |
8145 | ||
8146 | x_delete_display (dpyinfo); | |
8147 | UNBLOCK_INPUT; | |
8148 | ||
8149 | return Qnil; | |
8150 | } | |
8151 | ||
8152 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, | |
74e1aeec | 8153 | doc: /* Return the list of display names that Emacs has connections to. */) |
6fc2811b JR |
8154 | () |
8155 | { | |
8156 | Lisp_Object tail, result; | |
8157 | ||
8158 | result = Qnil; | |
8159 | for (tail = w32_display_name_list; ! NILP (tail); tail = XCDR (tail)) | |
8160 | result = Fcons (XCAR (XCAR (tail)), result); | |
8161 | ||
8162 | return result; | |
8163 | } | |
8164 | ||
8165 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
0a332240 PJ |
8166 | doc: /* This is a noop on W32 systems. */) |
8167 | (on, display) | |
8168 | Lisp_Object display, on; | |
6fc2811b | 8169 | { |
6fc2811b JR |
8170 | return Qnil; |
8171 | } | |
8172 | ||
8173 | \f | |
6fc2811b JR |
8174 | /*********************************************************************** |
8175 | Image types | |
8176 | ***********************************************************************/ | |
8177 | ||
8178 | /* Value is the number of elements of vector VECTOR. */ | |
8179 | ||
8180 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
8181 | ||
8182 | /* List of supported image types. Use define_image_type to add new | |
8183 | types. Use lookup_image_type to find a type for a given symbol. */ | |
8184 | ||
8185 | static struct image_type *image_types; | |
8186 | ||
6fc2811b JR |
8187 | /* The symbol `image' which is the car of the lists used to represent |
8188 | images in Lisp. */ | |
8189 | ||
8190 | extern Lisp_Object Qimage; | |
8191 | ||
8192 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
8193 | ||
8194 | Lisp_Object Qxbm; | |
8195 | ||
8196 | /* Keywords. */ | |
8197 | ||
6fc2811b | 8198 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
77814035 KS |
8199 | extern Lisp_Object QCdata, QCtype; |
8200 | Lisp_Object QCascent, QCmargin, QCrelief; | |
a93f4566 | 8201 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
3cf3436e | 8202 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
6fc2811b JR |
8203 | |
8204 | /* Other symbols. */ | |
8205 | ||
3cf3436e | 8206 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
6fc2811b JR |
8207 | |
8208 | /* Time in seconds after which images should be removed from the cache | |
8209 | if not displayed. */ | |
8210 | ||
8211 | Lisp_Object Vimage_cache_eviction_delay; | |
8212 | ||
8213 | /* Function prototypes. */ | |
8214 | ||
8215 | static void define_image_type P_ ((struct image_type *type)); | |
8216 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
8217 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
8218 | static void x_laplace P_ ((struct frame *, struct image *)); | |
3cf3436e | 8219 | static void x_emboss P_ ((struct frame *, struct image *)); |
6fc2811b JR |
8220 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
8221 | Lisp_Object)); | |
8222 | ||
dfff8a69 | 8223 | |
6fc2811b JR |
8224 | /* Define a new image type from TYPE. This adds a copy of TYPE to |
8225 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
8226 | ||
8227 | static void | |
8228 | define_image_type (type) | |
8229 | struct image_type *type; | |
8230 | { | |
8231 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
8232 | The initialized data segment is read-only. */ | |
8233 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
8234 | bcopy (type, p, sizeof *p); | |
8235 | p->next = image_types; | |
8236 | image_types = p; | |
8237 | Vimage_types = Fcons (*p->type, Vimage_types); | |
8238 | } | |
8239 | ||
8240 | ||
8241 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
8242 | structure. Value is null if SYMBOL is not a known image type. */ | |
8243 | ||
8244 | static INLINE struct image_type * | |
8245 | lookup_image_type (symbol) | |
8246 | Lisp_Object symbol; | |
8247 | { | |
8248 | struct image_type *type; | |
8249 | ||
8250 | for (type = image_types; type; type = type->next) | |
8251 | if (EQ (symbol, *type->type)) | |
8252 | break; | |
8253 | ||
8254 | return type; | |
8255 | } | |
8256 | ||
8257 | ||
8258 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
8259 | valid image specification is a list whose car is the symbol | |
8260 | `image', and whose rest is a property list. The property list must | |
8261 | contain a value for key `:type'. That value must be the name of a | |
8262 | supported image type. The rest of the property list depends on the | |
8263 | image type. */ | |
8264 | ||
8265 | int | |
8266 | valid_image_p (object) | |
8267 | Lisp_Object object; | |
8268 | { | |
8269 | int valid_p = 0; | |
7d0393cf | 8270 | |
6fc2811b JR |
8271 | if (CONSP (object) && EQ (XCAR (object), Qimage)) |
8272 | { | |
3cf3436e JR |
8273 | Lisp_Object tem; |
8274 | ||
8275 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
8276 | if (EQ (XCAR (tem), QCtype)) | |
8277 | { | |
8278 | tem = XCDR (tem); | |
8279 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
8280 | { | |
8281 | struct image_type *type; | |
8282 | type = lookup_image_type (XCAR (tem)); | |
8283 | if (type) | |
8284 | valid_p = type->valid_p (object); | |
8285 | } | |
8286 | ||
8287 | break; | |
8288 | } | |
6fc2811b JR |
8289 | } |
8290 | ||
8291 | return valid_p; | |
8292 | } | |
8293 | ||
8294 | ||
8295 | /* Log error message with format string FORMAT and argument ARG. | |
8296 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
8297 | good idea because this would interrupt redisplay, and the error | |
8298 | message display would lead to another redisplay. This function | |
8299 | therefore simply displays a message. */ | |
8300 | ||
8301 | static void | |
8302 | image_error (format, arg1, arg2) | |
8303 | char *format; | |
8304 | Lisp_Object arg1, arg2; | |
8305 | { | |
8306 | add_to_log (format, arg1, arg2); | |
8307 | } | |
8308 | ||
8309 | ||
8310 | \f | |
8311 | /*********************************************************************** | |
8312 | Image specifications | |
8313 | ***********************************************************************/ | |
8314 | ||
8315 | enum image_value_type | |
8316 | { | |
8317 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
8318 | IMAGE_STRING_VALUE, | |
3cf3436e | 8319 | IMAGE_STRING_OR_NIL_VALUE, |
6fc2811b JR |
8320 | IMAGE_SYMBOL_VALUE, |
8321 | IMAGE_POSITIVE_INTEGER_VALUE, | |
8edb0a6f | 8322 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
6fc2811b | 8323 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
dfff8a69 | 8324 | IMAGE_ASCENT_VALUE, |
6fc2811b JR |
8325 | IMAGE_INTEGER_VALUE, |
8326 | IMAGE_FUNCTION_VALUE, | |
8327 | IMAGE_NUMBER_VALUE, | |
8328 | IMAGE_BOOL_VALUE | |
8329 | }; | |
8330 | ||
8331 | /* Structure used when parsing image specifications. */ | |
8332 | ||
8333 | struct image_keyword | |
8334 | { | |
8335 | /* Name of keyword. */ | |
8336 | char *name; | |
8337 | ||
8338 | /* The type of value allowed. */ | |
8339 | enum image_value_type type; | |
8340 | ||
8341 | /* Non-zero means key must be present. */ | |
8342 | int mandatory_p; | |
8343 | ||
8344 | /* Used to recognize duplicate keywords in a property list. */ | |
8345 | int count; | |
8346 | ||
8347 | /* The value that was found. */ | |
8348 | Lisp_Object value; | |
8349 | }; | |
8350 | ||
8351 | ||
8352 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, | |
8353 | int, Lisp_Object)); | |
8354 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); | |
8355 | ||
8356 | ||
8357 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
8358 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
8359 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
8360 | image_keywords structures of size NKEYWORDS describing other | |
8361 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ | |
8362 | ||
8363 | static int | |
8364 | parse_image_spec (spec, keywords, nkeywords, type) | |
8365 | Lisp_Object spec; | |
8366 | struct image_keyword *keywords; | |
8367 | int nkeywords; | |
8368 | Lisp_Object type; | |
8369 | { | |
8370 | int i; | |
8371 | Lisp_Object plist; | |
8372 | ||
8373 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
8374 | return 0; | |
8375 | ||
8376 | plist = XCDR (spec); | |
8377 | while (CONSP (plist)) | |
8378 | { | |
8379 | Lisp_Object key, value; | |
8380 | ||
8381 | /* First element of a pair must be a symbol. */ | |
8382 | key = XCAR (plist); | |
8383 | plist = XCDR (plist); | |
8384 | if (!SYMBOLP (key)) | |
8385 | return 0; | |
8386 | ||
8387 | /* There must follow a value. */ | |
8388 | if (!CONSP (plist)) | |
8389 | return 0; | |
8390 | value = XCAR (plist); | |
8391 | plist = XCDR (plist); | |
8392 | ||
8393 | /* Find key in KEYWORDS. Error if not found. */ | |
8394 | for (i = 0; i < nkeywords; ++i) | |
d5db4077 | 8395 | if (strcmp (keywords[i].name, SDATA (SYMBOL_NAME (key))) == 0) |
6fc2811b JR |
8396 | break; |
8397 | ||
8398 | if (i == nkeywords) | |
8399 | continue; | |
8400 | ||
8401 | /* Record that we recognized the keyword. If a keywords | |
8402 | was found more than once, it's an error. */ | |
8403 | keywords[i].value = value; | |
8404 | ++keywords[i].count; | |
7d0393cf | 8405 | |
6fc2811b JR |
8406 | if (keywords[i].count > 1) |
8407 | return 0; | |
8408 | ||
8409 | /* Check type of value against allowed type. */ | |
8410 | switch (keywords[i].type) | |
8411 | { | |
8412 | case IMAGE_STRING_VALUE: | |
8413 | if (!STRINGP (value)) | |
8414 | return 0; | |
8415 | break; | |
8416 | ||
3cf3436e JR |
8417 | case IMAGE_STRING_OR_NIL_VALUE: |
8418 | if (!STRINGP (value) && !NILP (value)) | |
8419 | return 0; | |
8420 | break; | |
8421 | ||
6fc2811b JR |
8422 | case IMAGE_SYMBOL_VALUE: |
8423 | if (!SYMBOLP (value)) | |
8424 | return 0; | |
8425 | break; | |
8426 | ||
8427 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
8428 | if (!INTEGERP (value) || XINT (value) <= 0) | |
8429 | return 0; | |
8430 | break; | |
8431 | ||
8edb0a6f JR |
8432 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
8433 | if (INTEGERP (value) && XINT (value) >= 0) | |
8434 | break; | |
8435 | if (CONSP (value) | |
8436 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
8437 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
8438 | break; | |
8439 | return 0; | |
8440 | ||
dfff8a69 JR |
8441 | case IMAGE_ASCENT_VALUE: |
8442 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
8443 | break; | |
8444 | else if (INTEGERP (value) | |
8445 | && XINT (value) >= 0 | |
8446 | && XINT (value) <= 100) | |
8447 | break; | |
8448 | return 0; | |
8449 | ||
6fc2811b JR |
8450 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
8451 | if (!INTEGERP (value) || XINT (value) < 0) | |
8452 | return 0; | |
8453 | break; | |
8454 | ||
8455 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
8456 | break; | |
8457 | ||
8458 | case IMAGE_FUNCTION_VALUE: | |
8459 | value = indirect_function (value); | |
7d0393cf | 8460 | if (SUBRP (value) |
6fc2811b JR |
8461 | || COMPILEDP (value) |
8462 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
8463 | break; | |
8464 | return 0; | |
8465 | ||
8466 | case IMAGE_NUMBER_VALUE: | |
8467 | if (!INTEGERP (value) && !FLOATP (value)) | |
8468 | return 0; | |
8469 | break; | |
8470 | ||
8471 | case IMAGE_INTEGER_VALUE: | |
8472 | if (!INTEGERP (value)) | |
8473 | return 0; | |
8474 | break; | |
8475 | ||
8476 | case IMAGE_BOOL_VALUE: | |
8477 | if (!NILP (value) && !EQ (value, Qt)) | |
8478 | return 0; | |
8479 | break; | |
8480 | ||
8481 | default: | |
8482 | abort (); | |
8483 | break; | |
8484 | } | |
8485 | ||
8486 | if (EQ (key, QCtype) && !EQ (type, value)) | |
8487 | return 0; | |
8488 | } | |
8489 | ||
8490 | /* Check that all mandatory fields are present. */ | |
8491 | for (i = 0; i < nkeywords; ++i) | |
8492 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
8493 | return 0; | |
8494 | ||
8495 | return NILP (plist); | |
8496 | } | |
8497 | ||
8498 | ||
8499 | /* Return the value of KEY in image specification SPEC. Value is nil | |
8500 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
8501 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
8502 | ||
8503 | static Lisp_Object | |
8504 | image_spec_value (spec, key, found) | |
8505 | Lisp_Object spec, key; | |
8506 | int *found; | |
8507 | { | |
8508 | Lisp_Object tail; | |
7d0393cf | 8509 | |
6fc2811b JR |
8510 | xassert (valid_image_p (spec)); |
8511 | ||
8512 | for (tail = XCDR (spec); | |
8513 | CONSP (tail) && CONSP (XCDR (tail)); | |
8514 | tail = XCDR (XCDR (tail))) | |
8515 | { | |
8516 | if (EQ (XCAR (tail), key)) | |
8517 | { | |
8518 | if (found) | |
8519 | *found = 1; | |
8520 | return XCAR (XCDR (tail)); | |
8521 | } | |
8522 | } | |
7d0393cf | 8523 | |
6fc2811b JR |
8524 | if (found) |
8525 | *found = 0; | |
8526 | return Qnil; | |
8527 | } | |
7d0393cf | 8528 | |
6fc2811b | 8529 | |
ac849ba4 JR |
8530 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
8531 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). | |
8532 | PIXELS non-nil means return the size in pixels, otherwise return the | |
8533 | size in canonical character units. | |
8534 | FRAME is the frame on which the image will be displayed. FRAME nil | |
8535 | or omitted means use the selected frame. */) | |
8536 | (spec, pixels, frame) | |
8537 | Lisp_Object spec, pixels, frame; | |
8538 | { | |
8539 | Lisp_Object size; | |
8540 | ||
8541 | size = Qnil; | |
8542 | if (valid_image_p (spec)) | |
8543 | { | |
8544 | struct frame *f = check_x_frame (frame); | |
8545 | int id = lookup_image (f, spec); | |
8546 | struct image *img = IMAGE_FROM_ID (f, id); | |
8547 | int width = img->width + 2 * img->hmargin; | |
8548 | int height = img->height + 2 * img->vmargin; | |
7d0393cf | 8549 | |
ac849ba4 JR |
8550 | if (NILP (pixels)) |
8551 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
8552 | make_float ((double) height / CANON_Y_UNIT (f))); | |
8553 | else | |
8554 | size = Fcons (make_number (width), make_number (height)); | |
8555 | } | |
8556 | else | |
8557 | error ("Invalid image specification"); | |
8558 | ||
8559 | return size; | |
8560 | } | |
8561 | ||
8562 | ||
8563 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, | |
8564 | doc: /* Return t if image SPEC has a mask bitmap. | |
8565 | FRAME is the frame on which the image will be displayed. FRAME nil | |
8566 | or omitted means use the selected frame. */) | |
8567 | (spec, frame) | |
8568 | Lisp_Object spec, frame; | |
8569 | { | |
8570 | Lisp_Object mask; | |
8571 | ||
8572 | mask = Qnil; | |
8573 | if (valid_image_p (spec)) | |
8574 | { | |
8575 | struct frame *f = check_x_frame (frame); | |
8576 | int id = lookup_image (f, spec); | |
8577 | struct image *img = IMAGE_FROM_ID (f, id); | |
8578 | if (img->mask) | |
8579 | mask = Qt; | |
8580 | } | |
8581 | else | |
8582 | error ("Invalid image specification"); | |
8583 | ||
8584 | return mask; | |
8585 | } | |
6fc2811b JR |
8586 | |
8587 | \f | |
8588 | /*********************************************************************** | |
8589 | Image type independent image structures | |
8590 | ***********************************************************************/ | |
8591 | ||
8592 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
8593 | static void free_image P_ ((struct frame *f, struct image *img)); | |
197edd35 | 8594 | static void x_destroy_x_image P_ ((XImage *)); |
6fc2811b JR |
8595 | |
8596 | ||
8597 | /* Allocate and return a new image structure for image specification | |
8598 | SPEC. SPEC has a hash value of HASH. */ | |
8599 | ||
8600 | static struct image * | |
8601 | make_image (spec, hash) | |
8602 | Lisp_Object spec; | |
8603 | unsigned hash; | |
8604 | { | |
8605 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
7d0393cf | 8606 | |
6fc2811b JR |
8607 | xassert (valid_image_p (spec)); |
8608 | bzero (img, sizeof *img); | |
8609 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
8610 | xassert (img->type != NULL); | |
8611 | img->spec = spec; | |
8612 | img->data.lisp_val = Qnil; | |
8613 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
8614 | img->hash = hash; | |
8615 | return img; | |
8616 | } | |
8617 | ||
8618 | ||
8619 | /* Free image IMG which was used on frame F, including its resources. */ | |
8620 | ||
8621 | static void | |
8622 | free_image (f, img) | |
8623 | struct frame *f; | |
8624 | struct image *img; | |
8625 | { | |
8626 | if (img) | |
8627 | { | |
8628 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8629 | ||
8630 | /* Remove IMG from the hash table of its cache. */ | |
8631 | if (img->prev) | |
8632 | img->prev->next = img->next; | |
8633 | else | |
8634 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
8635 | ||
8636 | if (img->next) | |
8637 | img->next->prev = img->prev; | |
8638 | ||
8639 | c->images[img->id] = NULL; | |
8640 | ||
8641 | /* Free resources, then free IMG. */ | |
8642 | img->type->free (f, img); | |
8643 | xfree (img); | |
8644 | } | |
8645 | } | |
8646 | ||
8647 | ||
8648 | /* Prepare image IMG for display on frame F. Must be called before | |
8649 | drawing an image. */ | |
8650 | ||
8651 | void | |
8652 | prepare_image_for_display (f, img) | |
8653 | struct frame *f; | |
8654 | struct image *img; | |
8655 | { | |
8656 | EMACS_TIME t; | |
8657 | ||
8658 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
8659 | EMACS_GET_TIME (t); | |
8660 | img->timestamp = EMACS_SECS (t); | |
8661 | ||
8662 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
8663 | type dependent loader function. */ | |
8664 | if (img->pixmap == 0 && !img->load_failed_p) | |
8665 | img->load_failed_p = img->type->load (f, img) == 0; | |
8666 | } | |
7d0393cf | 8667 | |
6fc2811b | 8668 | |
dfff8a69 JR |
8669 | /* Value is the number of pixels for the ascent of image IMG when |
8670 | drawn in face FACE. */ | |
8671 | ||
8672 | int | |
8673 | image_ascent (img, face) | |
8674 | struct image *img; | |
8675 | struct face *face; | |
8676 | { | |
8edb0a6f | 8677 | int height = img->height + img->vmargin; |
dfff8a69 JR |
8678 | int ascent; |
8679 | ||
8680 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
8681 | { | |
8682 | if (face->font) | |
8683 | ascent = height / 2 - (FONT_DESCENT(face->font) | |
8684 | - FONT_BASE(face->font)) / 2; | |
8685 | else | |
8686 | ascent = height / 2; | |
8687 | } | |
8688 | else | |
ac849ba4 | 8689 | ascent = (int) (height * img->ascent / 100.0); |
dfff8a69 JR |
8690 | |
8691 | return ascent; | |
8692 | } | |
8693 | ||
8694 | ||
6fc2811b | 8695 | \f |
a05e2bae JR |
8696 | /* Image background colors. */ |
8697 | ||
ac849ba4 JR |
8698 | /* Find the "best" corner color of a bitmap. XIMG is assumed to a device |
8699 | context with the bitmap selected. */ | |
8700 | static COLORREF | |
197edd35 JR |
8701 | four_corners_best (img_dc, width, height) |
8702 | HDC img_dc; | |
a05e2bae JR |
8703 | unsigned long width, height; |
8704 | { | |
ac849ba4 | 8705 | COLORREF corners[4], best; |
a05e2bae JR |
8706 | int i, best_count; |
8707 | ||
197edd35 JR |
8708 | /* Get the colors at the corners of img_dc. */ |
8709 | corners[0] = GetPixel (img_dc, 0, 0); | |
8710 | corners[1] = GetPixel (img_dc, width - 1, 0); | |
8711 | corners[2] = GetPixel (img_dc, width - 1, height - 1); | |
8712 | corners[3] = GetPixel (img_dc, 0, height - 1); | |
a05e2bae JR |
8713 | |
8714 | /* Choose the most frequently found color as background. */ | |
8715 | for (i = best_count = 0; i < 4; ++i) | |
8716 | { | |
8717 | int j, n; | |
7d0393cf | 8718 | |
a05e2bae JR |
8719 | for (j = n = 0; j < 4; ++j) |
8720 | if (corners[i] == corners[j]) | |
8721 | ++n; | |
8722 | ||
8723 | if (n > best_count) | |
8724 | best = corners[i], best_count = n; | |
8725 | } | |
8726 | ||
8727 | return best; | |
a05e2bae JR |
8728 | } |
8729 | ||
8730 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
197edd35 JR |
8731 | it is guessed heuristically. If non-zero, IMG_DC is an existing |
8732 | device context with the image selected to use for the heuristic. */ | |
a05e2bae JR |
8733 | |
8734 | unsigned long | |
197edd35 | 8735 | image_background (img, f, img_dc) |
a05e2bae JR |
8736 | struct image *img; |
8737 | struct frame *f; | |
197edd35 | 8738 | HDC img_dc; |
a05e2bae JR |
8739 | { |
8740 | if (! img->background_valid) | |
8741 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8742 | { | |
197edd35 JR |
8743 | int free_ximg = !img_dc; |
8744 | HGDIOBJ prev; | |
8745 | ||
8746 | if (free_ximg) | |
8747 | { | |
8748 | HDC frame_dc = get_frame_dc (f); | |
8749 | img_dc = CreateCompatibleDC (frame_dc); | |
8750 | release_frame_dc (f, frame_dc); | |
a05e2bae | 8751 | |
197edd35 JR |
8752 | prev = SelectObject (img_dc, img->pixmap); |
8753 | } | |
a05e2bae | 8754 | |
197edd35 | 8755 | img->background = four_corners_best (img_dc, img->width, img->height); |
a05e2bae JR |
8756 | |
8757 | if (free_ximg) | |
197edd35 JR |
8758 | { |
8759 | SelectObject (img_dc, prev); | |
8760 | DeleteDC (img_dc); | |
8761 | } | |
a05e2bae JR |
8762 | |
8763 | img->background_valid = 1; | |
a05e2bae JR |
8764 | } |
8765 | ||
8766 | return img->background; | |
8767 | } | |
8768 | ||
8769 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
8770 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
8771 | existing XImage object to use for the heuristic. */ | |
8772 | ||
8773 | int | |
8774 | image_background_transparent (img, f, mask) | |
8775 | struct image *img; | |
8776 | struct frame *f; | |
197edd35 | 8777 | HDC mask; |
a05e2bae JR |
8778 | { |
8779 | if (! img->background_transparent_valid) | |
8780 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8781 | { | |
a05e2bae JR |
8782 | if (img->mask) |
8783 | { | |
8784 | int free_mask = !mask; | |
197edd35 | 8785 | HGDIOBJ prev; |
a05e2bae | 8786 | |
197edd35 JR |
8787 | if (free_mask) |
8788 | { | |
8789 | HDC frame_dc = get_frame_dc (f); | |
8790 | mask = CreateCompatibleDC (frame_dc); | |
8791 | release_frame_dc (f, frame_dc); | |
8792 | ||
c922a224 | 8793 | prev = SelectObject (mask, img->mask); |
197edd35 | 8794 | } |
a05e2bae JR |
8795 | |
8796 | img->background_transparent | |
8797 | = !four_corners_best (mask, img->width, img->height); | |
8798 | ||
8799 | if (free_mask) | |
197edd35 JR |
8800 | { |
8801 | SelectObject (mask, prev); | |
8802 | DeleteDC (mask); | |
8803 | } | |
a05e2bae JR |
8804 | } |
8805 | else | |
a05e2bae JR |
8806 | img->background_transparent = 0; |
8807 | ||
8808 | img->background_transparent_valid = 1; | |
8809 | } | |
8810 | ||
8811 | return img->background_transparent; | |
8812 | } | |
8813 | ||
8814 | \f | |
6fc2811b JR |
8815 | /*********************************************************************** |
8816 | Helper functions for X image types | |
8817 | ***********************************************************************/ | |
8818 | ||
a05e2bae JR |
8819 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
8820 | int, int)); | |
6fc2811b JR |
8821 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
8822 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
8823 | struct image *img, | |
8824 | Lisp_Object color_name, | |
8825 | unsigned long dflt)); | |
8826 | ||
a05e2bae JR |
8827 | |
8828 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
8829 | free the pixmap if any. MASK_P non-zero means clear the mask | |
8830 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
8831 | the image, if any. */ | |
8832 | ||
8833 | static void | |
8834 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) | |
8835 | struct frame *f; | |
8836 | struct image *img; | |
8837 | int pixmap_p, mask_p, colors_p; | |
8838 | { | |
a05e2bae JR |
8839 | if (pixmap_p && img->pixmap) |
8840 | { | |
ac849ba4 JR |
8841 | DeleteObject (img->pixmap); |
8842 | img->pixmap = NULL; | |
a05e2bae JR |
8843 | img->background_valid = 0; |
8844 | } | |
8845 | ||
8846 | if (mask_p && img->mask) | |
8847 | { | |
ac849ba4 JR |
8848 | DeleteObject (img->mask); |
8849 | img->mask = NULL; | |
a05e2bae JR |
8850 | img->background_transparent_valid = 0; |
8851 | } | |
7d0393cf | 8852 | |
a05e2bae JR |
8853 | if (colors_p && img->ncolors) |
8854 | { | |
bf76fe9c | 8855 | #if 0 /* TODO: color table support. */ |
a05e2bae | 8856 | x_free_colors (f, img->colors, img->ncolors); |
bf76fe9c | 8857 | #endif |
a05e2bae JR |
8858 | xfree (img->colors); |
8859 | img->colors = NULL; | |
8860 | img->ncolors = 0; | |
8861 | } | |
a05e2bae JR |
8862 | } |
8863 | ||
6fc2811b JR |
8864 | /* Free X resources of image IMG which is used on frame F. */ |
8865 | ||
8866 | static void | |
8867 | x_clear_image (f, img) | |
8868 | struct frame *f; | |
8869 | struct image *img; | |
8870 | { | |
6fc2811b JR |
8871 | if (img->pixmap) |
8872 | { | |
8873 | BLOCK_INPUT; | |
ac849ba4 | 8874 | DeleteObject (img->pixmap); |
6fc2811b JR |
8875 | img->pixmap = 0; |
8876 | UNBLOCK_INPUT; | |
8877 | } | |
8878 | ||
8879 | if (img->ncolors) | |
8880 | { | |
ac849ba4 JR |
8881 | #if 0 /* TODO: color table support */ |
8882 | ||
6fc2811b | 8883 | int class = FRAME_W32_DISPLAY_INFO (f)->visual->class; |
7d0393cf | 8884 | |
6fc2811b JR |
8885 | /* If display has an immutable color map, freeing colors is not |
8886 | necessary and some servers don't allow it. So don't do it. */ | |
8887 | if (class != StaticColor | |
8888 | && class != StaticGray | |
8889 | && class != TrueColor) | |
8890 | { | |
8891 | Colormap cmap; | |
8892 | BLOCK_INPUT; | |
8893 | cmap = DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f)->screen); | |
8894 | XFreeColors (FRAME_W32_DISPLAY (f), cmap, img->colors, | |
8895 | img->ncolors, 0); | |
8896 | UNBLOCK_INPUT; | |
8897 | } | |
ac849ba4 | 8898 | #endif |
7d0393cf | 8899 | |
6fc2811b JR |
8900 | xfree (img->colors); |
8901 | img->colors = NULL; | |
8902 | img->ncolors = 0; | |
8903 | } | |
6fc2811b JR |
8904 | } |
8905 | ||
8906 | ||
8907 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
8908 | cannot be allocated, use DFLT. Add a newly allocated color to | |
8909 | IMG->colors, so that it can be freed again. Value is the pixel | |
8910 | color. */ | |
8911 | ||
8912 | static unsigned long | |
8913 | x_alloc_image_color (f, img, color_name, dflt) | |
8914 | struct frame *f; | |
8915 | struct image *img; | |
8916 | Lisp_Object color_name; | |
8917 | unsigned long dflt; | |
8918 | { | |
6fc2811b JR |
8919 | XColor color; |
8920 | unsigned long result; | |
8921 | ||
8922 | xassert (STRINGP (color_name)); | |
8923 | ||
d5db4077 | 8924 | if (w32_defined_color (f, SDATA (color_name), &color, 1)) |
6fc2811b JR |
8925 | { |
8926 | /* This isn't called frequently so we get away with simply | |
8927 | reallocating the color vector to the needed size, here. */ | |
8928 | ++img->ncolors; | |
8929 | img->colors = | |
8930 | (unsigned long *) xrealloc (img->colors, | |
8931 | img->ncolors * sizeof *img->colors); | |
8932 | img->colors[img->ncolors - 1] = color.pixel; | |
8933 | result = color.pixel; | |
8934 | } | |
8935 | else | |
8936 | result = dflt; | |
8937 | return result; | |
6fc2811b JR |
8938 | } |
8939 | ||
8940 | ||
8941 | \f | |
8942 | /*********************************************************************** | |
8943 | Image Cache | |
8944 | ***********************************************************************/ | |
8945 | ||
8946 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
3cf3436e | 8947 | static void postprocess_image P_ ((struct frame *, struct image *)); |
197edd35 | 8948 | static void x_disable_image P_ ((struct frame *, struct image *)); |
6fc2811b JR |
8949 | |
8950 | ||
8951 | /* Return a new, initialized image cache that is allocated from the | |
8952 | heap. Call free_image_cache to free an image cache. */ | |
8953 | ||
8954 | struct image_cache * | |
8955 | make_image_cache () | |
8956 | { | |
8957 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
8958 | int size; | |
7d0393cf | 8959 | |
6fc2811b JR |
8960 | bzero (c, sizeof *c); |
8961 | c->size = 50; | |
8962 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
8963 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
8964 | c->buckets = (struct image **) xmalloc (size); | |
8965 | bzero (c->buckets, size); | |
8966 | return c; | |
8967 | } | |
8968 | ||
8969 | ||
8970 | /* Free image cache of frame F. Be aware that X frames share images | |
8971 | caches. */ | |
8972 | ||
8973 | void | |
8974 | free_image_cache (f) | |
8975 | struct frame *f; | |
8976 | { | |
8977 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8978 | if (c) | |
8979 | { | |
8980 | int i; | |
8981 | ||
8982 | /* Cache should not be referenced by any frame when freed. */ | |
8983 | xassert (c->refcount == 0); | |
7d0393cf | 8984 | |
6fc2811b JR |
8985 | for (i = 0; i < c->used; ++i) |
8986 | free_image (f, c->images[i]); | |
8987 | xfree (c->images); | |
8988 | xfree (c); | |
8989 | xfree (c->buckets); | |
8990 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
8991 | } | |
8992 | } | |
8993 | ||
8994 | ||
8995 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
8996 | images. FORCE_P zero means clear only images that haven't been | |
8997 | displayed for some time. Should be called from time to time to | |
dfff8a69 JR |
8998 | reduce the number of loaded images. If image-eviction-seconds is |
8999 | non-nil, this frees images in the cache which weren't displayed for | |
6fc2811b JR |
9000 | at least that many seconds. */ |
9001 | ||
9002 | void | |
9003 | clear_image_cache (f, force_p) | |
9004 | struct frame *f; | |
9005 | int force_p; | |
9006 | { | |
9007 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9008 | ||
9009 | if (c && INTEGERP (Vimage_cache_eviction_delay)) | |
9010 | { | |
9011 | EMACS_TIME t; | |
9012 | unsigned long old; | |
0327b4cc | 9013 | int i, nfreed; |
6fc2811b JR |
9014 | |
9015 | EMACS_GET_TIME (t); | |
9016 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); | |
7d0393cf | 9017 | |
0327b4cc JR |
9018 | /* Block input so that we won't be interrupted by a SIGIO |
9019 | while being in an inconsistent state. */ | |
9020 | BLOCK_INPUT; | |
7d0393cf | 9021 | |
0327b4cc | 9022 | for (i = nfreed = 0; i < c->used; ++i) |
6fc2811b JR |
9023 | { |
9024 | struct image *img = c->images[i]; | |
9025 | if (img != NULL | |
0327b4cc | 9026 | && (force_p || (img->timestamp < old))) |
6fc2811b JR |
9027 | { |
9028 | free_image (f, img); | |
0327b4cc | 9029 | ++nfreed; |
6fc2811b JR |
9030 | } |
9031 | } | |
9032 | ||
9033 | /* We may be clearing the image cache because, for example, | |
9034 | Emacs was iconified for a longer period of time. In that | |
9035 | case, current matrices may still contain references to | |
9036 | images freed above. So, clear these matrices. */ | |
0327b4cc | 9037 | if (nfreed) |
6fc2811b | 9038 | { |
0327b4cc | 9039 | Lisp_Object tail, frame; |
7d0393cf | 9040 | |
0327b4cc JR |
9041 | FOR_EACH_FRAME (tail, frame) |
9042 | { | |
9043 | struct frame *f = XFRAME (frame); | |
9044 | if (FRAME_W32_P (f) | |
9045 | && FRAME_X_IMAGE_CACHE (f) == c) | |
9046 | clear_current_matrices (f); | |
9047 | } | |
9048 | ||
6fc2811b JR |
9049 | ++windows_or_buffers_changed; |
9050 | } | |
0327b4cc JR |
9051 | |
9052 | UNBLOCK_INPUT; | |
6fc2811b JR |
9053 | } |
9054 | } | |
9055 | ||
9056 | ||
9057 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
9058 | 0, 1, 0, | |
74e1aeec JR |
9059 | doc: /* Clear the image cache of FRAME. |
9060 | FRAME nil or omitted means use the selected frame. | |
9061 | FRAME t means clear the image caches of all frames. */) | |
6fc2811b JR |
9062 | (frame) |
9063 | Lisp_Object frame; | |
9064 | { | |
9065 | if (EQ (frame, Qt)) | |
9066 | { | |
9067 | Lisp_Object tail; | |
7d0393cf | 9068 | |
6fc2811b JR |
9069 | FOR_EACH_FRAME (tail, frame) |
9070 | if (FRAME_W32_P (XFRAME (frame))) | |
9071 | clear_image_cache (XFRAME (frame), 1); | |
9072 | } | |
9073 | else | |
9074 | clear_image_cache (check_x_frame (frame), 1); | |
9075 | ||
9076 | return Qnil; | |
9077 | } | |
9078 | ||
9079 | ||
3cf3436e JR |
9080 | /* Compute masks and transform image IMG on frame F, as specified |
9081 | by the image's specification, */ | |
9082 | ||
9083 | static void | |
9084 | postprocess_image (f, img) | |
9085 | struct frame *f; | |
9086 | struct image *img; | |
9087 | { | |
3cf3436e JR |
9088 | /* Manipulation of the image's mask. */ |
9089 | if (img->pixmap) | |
9090 | { | |
9091 | Lisp_Object conversion, spec; | |
9092 | Lisp_Object mask; | |
9093 | ||
9094 | spec = img->spec; | |
7d0393cf | 9095 | |
3cf3436e JR |
9096 | /* `:heuristic-mask t' |
9097 | `:mask heuristic' | |
9098 | means build a mask heuristically. | |
9099 | `:heuristic-mask (R G B)' | |
9100 | `:mask (heuristic (R G B))' | |
9101 | means build a mask from color (R G B) in the | |
9102 | image. | |
9103 | `:mask nil' | |
9104 | means remove a mask, if any. */ | |
7d0393cf | 9105 | |
3cf3436e JR |
9106 | mask = image_spec_value (spec, QCheuristic_mask, NULL); |
9107 | if (!NILP (mask)) | |
9108 | x_build_heuristic_mask (f, img, mask); | |
9109 | else | |
9110 | { | |
9111 | int found_p; | |
7d0393cf | 9112 | |
3cf3436e | 9113 | mask = image_spec_value (spec, QCmask, &found_p); |
7d0393cf | 9114 | |
3cf3436e JR |
9115 | if (EQ (mask, Qheuristic)) |
9116 | x_build_heuristic_mask (f, img, Qt); | |
9117 | else if (CONSP (mask) | |
9118 | && EQ (XCAR (mask), Qheuristic)) | |
9119 | { | |
9120 | if (CONSP (XCDR (mask))) | |
9121 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
9122 | else | |
9123 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
9124 | } | |
9125 | else if (NILP (mask) && found_p && img->mask) | |
9126 | { | |
ac849ba4 | 9127 | DeleteObject (img->mask); |
3cf3436e JR |
9128 | img->mask = NULL; |
9129 | } | |
9130 | } | |
7d0393cf JB |
9131 | |
9132 | ||
3cf3436e JR |
9133 | /* Should we apply an image transformation algorithm? */ |
9134 | conversion = image_spec_value (spec, QCconversion, NULL); | |
9135 | if (EQ (conversion, Qdisabled)) | |
9136 | x_disable_image (f, img); | |
9137 | else if (EQ (conversion, Qlaplace)) | |
9138 | x_laplace (f, img); | |
9139 | else if (EQ (conversion, Qemboss)) | |
9140 | x_emboss (f, img); | |
9141 | else if (CONSP (conversion) | |
9142 | && EQ (XCAR (conversion), Qedge_detection)) | |
9143 | { | |
9144 | Lisp_Object tem; | |
9145 | tem = XCDR (conversion); | |
9146 | if (CONSP (tem)) | |
9147 | x_edge_detection (f, img, | |
9148 | Fplist_get (tem, QCmatrix), | |
9149 | Fplist_get (tem, QCcolor_adjustment)); | |
9150 | } | |
9151 | } | |
3cf3436e JR |
9152 | } |
9153 | ||
9154 | ||
6fc2811b JR |
9155 | /* Return the id of image with Lisp specification SPEC on frame F. |
9156 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
9157 | ||
9158 | int | |
9159 | lookup_image (f, spec) | |
9160 | struct frame *f; | |
9161 | Lisp_Object spec; | |
9162 | { | |
9163 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9164 | struct image *img; | |
9165 | int i; | |
9166 | unsigned hash; | |
9167 | struct gcpro gcpro1; | |
9168 | EMACS_TIME now; | |
9169 | ||
9170 | /* F must be a window-system frame, and SPEC must be a valid image | |
9171 | specification. */ | |
9172 | xassert (FRAME_WINDOW_P (f)); | |
9173 | xassert (valid_image_p (spec)); | |
7d0393cf | 9174 | |
6fc2811b JR |
9175 | GCPRO1 (spec); |
9176 | ||
9177 | /* Look up SPEC in the hash table of the image cache. */ | |
9178 | hash = sxhash (spec, 0); | |
9179 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
9180 | ||
9181 | for (img = c->buckets[i]; img; img = img->next) | |
9182 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
9183 | break; | |
9184 | ||
9185 | /* If not found, create a new image and cache it. */ | |
9186 | if (img == NULL) | |
9187 | { | |
3cf3436e JR |
9188 | extern Lisp_Object Qpostscript; |
9189 | ||
8edb0a6f | 9190 | BLOCK_INPUT; |
6fc2811b JR |
9191 | img = make_image (spec, hash); |
9192 | cache_image (f, img); | |
9193 | img->load_failed_p = img->type->load (f, img) == 0; | |
6fc2811b JR |
9194 | |
9195 | /* If we can't load the image, and we don't have a width and | |
9196 | height, use some arbitrary width and height so that we can | |
9197 | draw a rectangle for it. */ | |
9198 | if (img->load_failed_p) | |
9199 | { | |
9200 | Lisp_Object value; | |
9201 | ||
9202 | value = image_spec_value (spec, QCwidth, NULL); | |
9203 | img->width = (INTEGERP (value) | |
9204 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
9205 | value = image_spec_value (spec, QCheight, NULL); | |
9206 | img->height = (INTEGERP (value) | |
9207 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
9208 | } | |
9209 | else | |
9210 | { | |
9211 | /* Handle image type independent image attributes | |
8f92c555 | 9212 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
a05e2bae JR |
9213 | `:background COLOR'. */ |
9214 | Lisp_Object ascent, margin, relief, bg; | |
6fc2811b JR |
9215 | |
9216 | ascent = image_spec_value (spec, QCascent, NULL); | |
9217 | if (INTEGERP (ascent)) | |
9218 | img->ascent = XFASTINT (ascent); | |
dfff8a69 JR |
9219 | else if (EQ (ascent, Qcenter)) |
9220 | img->ascent = CENTERED_IMAGE_ASCENT; | |
9221 | ||
6fc2811b JR |
9222 | margin = image_spec_value (spec, QCmargin, NULL); |
9223 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
8edb0a6f JR |
9224 | img->vmargin = img->hmargin = XFASTINT (margin); |
9225 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
9226 | && INTEGERP (XCDR (margin))) | |
9227 | { | |
9228 | if (XINT (XCAR (margin)) > 0) | |
9229 | img->hmargin = XFASTINT (XCAR (margin)); | |
9230 | if (XINT (XCDR (margin)) > 0) | |
9231 | img->vmargin = XFASTINT (XCDR (margin)); | |
9232 | } | |
7d0393cf | 9233 | |
6fc2811b JR |
9234 | relief = image_spec_value (spec, QCrelief, NULL); |
9235 | if (INTEGERP (relief)) | |
9236 | { | |
9237 | img->relief = XINT (relief); | |
8edb0a6f JR |
9238 | img->hmargin += abs (img->relief); |
9239 | img->vmargin += abs (img->relief); | |
6fc2811b JR |
9240 | } |
9241 | ||
a05e2bae JR |
9242 | if (! img->background_valid) |
9243 | { | |
9244 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
9245 | if (!NILP (bg)) | |
9246 | { | |
9247 | img->background | |
9248 | = x_alloc_image_color (f, img, bg, | |
9249 | FRAME_BACKGROUND_PIXEL (f)); | |
9250 | img->background_valid = 1; | |
9251 | } | |
9252 | } | |
9253 | ||
3cf3436e JR |
9254 | /* Do image transformations and compute masks, unless we |
9255 | don't have the image yet. */ | |
9256 | if (!EQ (*img->type->type, Qpostscript)) | |
9257 | postprocess_image (f, img); | |
6fc2811b | 9258 | } |
3cf3436e | 9259 | |
8edb0a6f JR |
9260 | UNBLOCK_INPUT; |
9261 | xassert (!interrupt_input_blocked); | |
6fc2811b JR |
9262 | } |
9263 | ||
9264 | /* We're using IMG, so set its timestamp to `now'. */ | |
9265 | EMACS_GET_TIME (now); | |
9266 | img->timestamp = EMACS_SECS (now); | |
7d0393cf | 9267 | |
6fc2811b | 9268 | UNGCPRO; |
7d0393cf | 9269 | |
6fc2811b JR |
9270 | /* Value is the image id. */ |
9271 | return img->id; | |
9272 | } | |
9273 | ||
9274 | ||
9275 | /* Cache image IMG in the image cache of frame F. */ | |
9276 | ||
9277 | static void | |
9278 | cache_image (f, img) | |
9279 | struct frame *f; | |
9280 | struct image *img; | |
9281 | { | |
9282 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9283 | int i; | |
9284 | ||
9285 | /* Find a free slot in c->images. */ | |
9286 | for (i = 0; i < c->used; ++i) | |
9287 | if (c->images[i] == NULL) | |
9288 | break; | |
9289 | ||
9290 | /* If no free slot found, maybe enlarge c->images. */ | |
9291 | if (i == c->used && c->used == c->size) | |
9292 | { | |
9293 | c->size *= 2; | |
9294 | c->images = (struct image **) xrealloc (c->images, | |
9295 | c->size * sizeof *c->images); | |
9296 | } | |
9297 | ||
9298 | /* Add IMG to c->images, and assign IMG an id. */ | |
9299 | c->images[i] = img; | |
9300 | img->id = i; | |
9301 | if (i == c->used) | |
9302 | ++c->used; | |
9303 | ||
9304 | /* Add IMG to the cache's hash table. */ | |
9305 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
9306 | img->next = c->buckets[i]; | |
9307 | if (img->next) | |
9308 | img->next->prev = img; | |
9309 | img->prev = NULL; | |
9310 | c->buckets[i] = img; | |
9311 | } | |
9312 | ||
9313 | ||
9314 | /* Call FN on every image in the image cache of frame F. Used to mark | |
9315 | Lisp Objects in the image cache. */ | |
9316 | ||
9317 | void | |
9318 | forall_images_in_image_cache (f, fn) | |
9319 | struct frame *f; | |
9320 | void (*fn) P_ ((struct image *img)); | |
9321 | { | |
9322 | if (FRAME_LIVE_P (f) && FRAME_W32_P (f)) | |
9323 | { | |
9324 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9325 | if (c) | |
9326 | { | |
9327 | int i; | |
9328 | for (i = 0; i < c->used; ++i) | |
9329 | if (c->images[i]) | |
9330 | fn (c->images[i]); | |
9331 | } | |
9332 | } | |
9333 | } | |
9334 | ||
9335 | ||
9336 | \f | |
9337 | /*********************************************************************** | |
9338 | W32 support code | |
9339 | ***********************************************************************/ | |
9340 | ||
839b1909 JR |
9341 | /* Macro for defining functions that will be loaded from image DLLs. */ |
9342 | #define DEF_IMGLIB_FN(func) FARPROC fn_##func | |
c922a224 | 9343 | |
839b1909 JR |
9344 | /* Macro for loading those image functions from the library. */ |
9345 | #define LOAD_IMGLIB_FN(lib,func) { \ | |
9346 | fn_##func = (void *) GetProcAddress (lib, #func); \ | |
9347 | if (!fn_##func) return 0; \ | |
c922a224 | 9348 | } |
839b1909 | 9349 | |
6fc2811b JR |
9350 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
9351 | XImage **, Pixmap *)); | |
6fc2811b JR |
9352 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); |
9353 | ||
9354 | ||
9355 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
9356 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
9357 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
ac849ba4 JR |
9358 | via xmalloc. DEPTH of zero signifies a 24 bit image, otherwise |
9359 | DEPTH should indicate the bit depth of the image. Print error | |
9360 | messages via image_error if an error occurs. Value is non-zero if | |
9361 | successful. */ | |
6fc2811b JR |
9362 | |
9363 | static int | |
9364 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) | |
9365 | struct frame *f; | |
9366 | int width, height, depth; | |
9367 | XImage **ximg; | |
9368 | Pixmap *pixmap; | |
9369 | { | |
ac849ba4 JR |
9370 | BITMAPINFOHEADER *header; |
9371 | HDC hdc; | |
9372 | int scanline_width_bits; | |
9373 | int remainder; | |
9374 | int palette_colors = 0; | |
6fc2811b | 9375 | |
ac849ba4 JR |
9376 | if (depth == 0) |
9377 | depth = 24; | |
6fc2811b | 9378 | |
ac849ba4 JR |
9379 | if (depth != 1 && depth != 4 && depth != 8 |
9380 | && depth != 16 && depth != 24 && depth != 32) | |
9381 | { | |
9382 | image_error ("Invalid image bit depth specified", Qnil, Qnil); | |
9383 | return 0; | |
9384 | } | |
9385 | ||
9386 | scanline_width_bits = width * depth; | |
9387 | remainder = scanline_width_bits % 32; | |
9388 | ||
9389 | if (remainder) | |
9390 | scanline_width_bits += 32 - remainder; | |
9391 | ||
9392 | /* Bitmaps with a depth less than 16 need a palette. */ | |
9393 | /* BITMAPINFO structure already contains the first RGBQUAD. */ | |
9394 | if (depth < 16) | |
9395 | palette_colors = 1 << depth - 1; | |
9396 | ||
9397 | *ximg = xmalloc (sizeof (XImage) + palette_colors * sizeof (RGBQUAD)); | |
6fc2811b JR |
9398 | if (*ximg == NULL) |
9399 | { | |
ac849ba4 | 9400 | image_error ("Unable to allocate memory for XImage", Qnil, Qnil); |
6fc2811b JR |
9401 | return 0; |
9402 | } | |
9403 | ||
ac849ba4 JR |
9404 | header = &((*ximg)->info.bmiHeader); |
9405 | bzero (&((*ximg)->info), sizeof (BITMAPINFO)); | |
9406 | header->biSize = sizeof (*header); | |
9407 | header->biWidth = width; | |
9408 | header->biHeight = -height; /* negative indicates a top-down bitmap. */ | |
9409 | header->biPlanes = 1; | |
9410 | header->biBitCount = depth; | |
9411 | header->biCompression = BI_RGB; | |
9412 | header->biClrUsed = palette_colors; | |
6fc2811b | 9413 | |
197edd35 | 9414 | /* TODO: fill in palette. */ |
35624c03 JR |
9415 | if (depth == 1) |
9416 | { | |
9417 | (*ximg)->info.bmiColors[0].rgbBlue = 0; | |
9418 | (*ximg)->info.bmiColors[0].rgbGreen = 0; | |
9419 | (*ximg)->info.bmiColors[0].rgbRed = 0; | |
9420 | (*ximg)->info.bmiColors[0].rgbReserved = 0; | |
9421 | (*ximg)->info.bmiColors[1].rgbBlue = 255; | |
9422 | (*ximg)->info.bmiColors[1].rgbGreen = 255; | |
9423 | (*ximg)->info.bmiColors[1].rgbRed = 255; | |
9424 | (*ximg)->info.bmiColors[1].rgbReserved = 0; | |
9425 | } | |
197edd35 | 9426 | |
ac849ba4 JR |
9427 | hdc = get_frame_dc (f); |
9428 | ||
9429 | /* Create a DIBSection and raster array for the bitmap, | |
9430 | and store its handle in *pixmap. */ | |
197edd35 JR |
9431 | *pixmap = CreateDIBSection (hdc, &((*ximg)->info), |
9432 | (depth < 16) ? DIB_PAL_COLORS : DIB_RGB_COLORS, | |
ac849ba4 JR |
9433 | &((*ximg)->data), NULL, 0); |
9434 | ||
9435 | /* Realize display palette and garbage all frames. */ | |
9436 | release_frame_dc (f, hdc); | |
9437 | ||
9438 | if (*pixmap == NULL) | |
6fc2811b | 9439 | { |
ac849ba4 JR |
9440 | DWORD err = GetLastError(); |
9441 | Lisp_Object errcode; | |
9442 | /* All system errors are < 10000, so the following is safe. */ | |
9443 | XSETINT (errcode, (int) err); | |
9444 | image_error ("Unable to create bitmap, error code %d", errcode, Qnil); | |
6fc2811b | 9445 | x_destroy_x_image (*ximg); |
6fc2811b JR |
9446 | return 0; |
9447 | } | |
ac849ba4 | 9448 | |
6fc2811b JR |
9449 | return 1; |
9450 | } | |
9451 | ||
9452 | ||
9453 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
9454 | ||
9455 | static void | |
9456 | x_destroy_x_image (ximg) | |
9457 | XImage *ximg; | |
9458 | { | |
9459 | xassert (interrupt_input_blocked); | |
9460 | if (ximg) | |
9461 | { | |
ac849ba4 | 9462 | /* Data will be freed by DestroyObject. */ |
6fc2811b | 9463 | ximg->data = NULL; |
ac849ba4 | 9464 | xfree (ximg); |
6fc2811b JR |
9465 | } |
9466 | } | |
9467 | ||
9468 | ||
9469 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
9470 | are width and height of both the image and pixmap. */ | |
9471 | ||
9472 | static void | |
9473 | x_put_x_image (f, ximg, pixmap, width, height) | |
9474 | struct frame *f; | |
9475 | XImage *ximg; | |
9476 | Pixmap pixmap; | |
c9b2104d | 9477 | int width, height; |
6fc2811b | 9478 | { |
197edd35 JR |
9479 | #if 0 /* I don't think this is necessary looking at where it is used. */ |
9480 | HDC hdc = get_frame_dc (f); | |
9481 | SetDIBits (hdc, pixmap, 0, height, ximg->data, &(ximg->info), DIB_RGB_COLORS); | |
9482 | release_frame_dc (f, hdc); | |
6fc2811b | 9483 | #endif |
ac849ba4 | 9484 | } |
6fc2811b JR |
9485 | |
9486 | \f | |
9487 | /*********************************************************************** | |
3cf3436e | 9488 | File Handling |
6fc2811b JR |
9489 | ***********************************************************************/ |
9490 | ||
9491 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
3cf3436e JR |
9492 | static char *slurp_file P_ ((char *, int *)); |
9493 | ||
6fc2811b JR |
9494 | |
9495 | /* Find image file FILE. Look in data-directory, then | |
9496 | x-bitmap-file-path. Value is the full name of the file found, or | |
9497 | nil if not found. */ | |
9498 | ||
9499 | static Lisp_Object | |
9500 | x_find_image_file (file) | |
9501 | Lisp_Object file; | |
9502 | { | |
9503 | Lisp_Object file_found, search_path; | |
9504 | struct gcpro gcpro1, gcpro2; | |
9505 | int fd; | |
9506 | ||
9507 | file_found = Qnil; | |
9508 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
9509 | GCPRO2 (file_found, search_path); | |
9510 | ||
9511 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
de2413e9 | 9512 | fd = openp (search_path, file, Qnil, &file_found, Qnil); |
7d0393cf | 9513 | |
939d6465 | 9514 | if (fd == -1) |
6fc2811b JR |
9515 | file_found = Qnil; |
9516 | else | |
9517 | close (fd); | |
9518 | ||
9519 | UNGCPRO; | |
9520 | return file_found; | |
9521 | } | |
9522 | ||
9523 | ||
3cf3436e JR |
9524 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
9525 | with xmalloc holding FILE's contents. Value is null if an error | |
9526 | occurred. *SIZE is set to the size of the file. */ | |
9527 | ||
9528 | static char * | |
9529 | slurp_file (file, size) | |
9530 | char *file; | |
9531 | int *size; | |
9532 | { | |
9533 | FILE *fp = NULL; | |
9534 | char *buf = NULL; | |
9535 | struct stat st; | |
9536 | ||
9537 | if (stat (file, &st) == 0 | |
9538 | && (fp = fopen (file, "r")) != NULL | |
9539 | && (buf = (char *) xmalloc (st.st_size), | |
9540 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
9541 | { | |
9542 | *size = st.st_size; | |
9543 | fclose (fp); | |
9544 | } | |
9545 | else | |
9546 | { | |
9547 | if (fp) | |
9548 | fclose (fp); | |
9549 | if (buf) | |
9550 | { | |
9551 | xfree (buf); | |
9552 | buf = NULL; | |
9553 | } | |
9554 | } | |
7d0393cf | 9555 | |
3cf3436e JR |
9556 | return buf; |
9557 | } | |
9558 | ||
9559 | ||
6fc2811b JR |
9560 | \f |
9561 | /*********************************************************************** | |
9562 | XBM images | |
9563 | ***********************************************************************/ | |
9564 | ||
217e5be0 | 9565 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
6fc2811b | 9566 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
217e5be0 JR |
9567 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
9568 | char *, char *)); | |
6fc2811b | 9569 | static int xbm_image_p P_ ((Lisp_Object object)); |
217e5be0 JR |
9570 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
9571 | unsigned char **)); | |
9572 | static int xbm_file_p P_ ((Lisp_Object)); | |
6fc2811b JR |
9573 | |
9574 | ||
9575 | /* Indices of image specification fields in xbm_format, below. */ | |
9576 | ||
9577 | enum xbm_keyword_index | |
9578 | { | |
9579 | XBM_TYPE, | |
9580 | XBM_FILE, | |
9581 | XBM_WIDTH, | |
9582 | XBM_HEIGHT, | |
9583 | XBM_DATA, | |
9584 | XBM_FOREGROUND, | |
9585 | XBM_BACKGROUND, | |
9586 | XBM_ASCENT, | |
9587 | XBM_MARGIN, | |
9588 | XBM_RELIEF, | |
9589 | XBM_ALGORITHM, | |
9590 | XBM_HEURISTIC_MASK, | |
a05e2bae | 9591 | XBM_MASK, |
6fc2811b JR |
9592 | XBM_LAST |
9593 | }; | |
9594 | ||
9595 | /* Vector of image_keyword structures describing the format | |
9596 | of valid XBM image specifications. */ | |
9597 | ||
9598 | static struct image_keyword xbm_format[XBM_LAST] = | |
9599 | { | |
9600 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9601 | {":file", IMAGE_STRING_VALUE, 0}, | |
9602 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9603 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9604 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
217e5be0 JR |
9605 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
9606 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
9607 | {":ascent", IMAGE_ASCENT_VALUE, 0}, | |
8edb0a6f | 9608 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9609 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9610 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
217e5be0 JR |
9611 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9612 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
6fc2811b JR |
9613 | }; |
9614 | ||
9615 | /* Structure describing the image type XBM. */ | |
9616 | ||
9617 | static struct image_type xbm_type = | |
9618 | { | |
9619 | &Qxbm, | |
9620 | xbm_image_p, | |
9621 | xbm_load, | |
9622 | x_clear_image, | |
9623 | NULL | |
9624 | }; | |
9625 | ||
9626 | /* Tokens returned from xbm_scan. */ | |
9627 | ||
9628 | enum xbm_token | |
9629 | { | |
9630 | XBM_TK_IDENT = 256, | |
9631 | XBM_TK_NUMBER | |
9632 | }; | |
9633 | ||
7d0393cf | 9634 | |
6fc2811b JR |
9635 | /* Return non-zero if OBJECT is a valid XBM-type image specification. |
9636 | A valid specification is a list starting with the symbol `image' | |
9637 | The rest of the list is a property list which must contain an | |
9638 | entry `:type xbm.. | |
9639 | ||
9640 | If the specification specifies a file to load, it must contain | |
9641 | an entry `:file FILENAME' where FILENAME is a string. | |
9642 | ||
9643 | If the specification is for a bitmap loaded from memory it must | |
9644 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
9645 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
9646 | ||
9647 | 1. a string large enough to hold the bitmap data, i.e. it must | |
9648 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
9649 | ||
9650 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
9651 | ||
9652 | 3. a vector of strings or bool-vectors, one for each line of the | |
9653 | bitmap. | |
9654 | ||
217e5be0 JR |
9655 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
9656 | may not be specified in this case because they are defined in the | |
9657 | XBM file. | |
9658 | ||
6fc2811b JR |
9659 | Both the file and data forms may contain the additional entries |
9660 | `:background COLOR' and `:foreground COLOR'. If not present, | |
9661 | foreground and background of the frame on which the image is | |
217e5be0 | 9662 | displayed is used. */ |
6fc2811b JR |
9663 | |
9664 | static int | |
9665 | xbm_image_p (object) | |
9666 | Lisp_Object object; | |
9667 | { | |
9668 | struct image_keyword kw[XBM_LAST]; | |
7d0393cf | 9669 | |
6fc2811b JR |
9670 | bcopy (xbm_format, kw, sizeof kw); |
9671 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) | |
9672 | return 0; | |
9673 | ||
9674 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
9675 | ||
9676 | if (kw[XBM_FILE].count) | |
9677 | { | |
9678 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
9679 | return 0; | |
9680 | } | |
217e5be0 JR |
9681 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
9682 | { | |
9683 | /* In-memory XBM file. */ | |
9684 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
9685 | return 0; | |
9686 | } | |
6fc2811b JR |
9687 | else |
9688 | { | |
9689 | Lisp_Object data; | |
9690 | int width, height; | |
9691 | ||
9692 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
9693 | if (!kw[XBM_WIDTH].count | |
9694 | || !kw[XBM_HEIGHT].count | |
9695 | || !kw[XBM_DATA].count) | |
9696 | return 0; | |
9697 | ||
9698 | data = kw[XBM_DATA].value; | |
9699 | width = XFASTINT (kw[XBM_WIDTH].value); | |
9700 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
7d0393cf | 9701 | |
6fc2811b JR |
9702 | /* Check type of data, and width and height against contents of |
9703 | data. */ | |
9704 | if (VECTORP (data)) | |
9705 | { | |
9706 | int i; | |
7d0393cf | 9707 | |
6fc2811b JR |
9708 | /* Number of elements of the vector must be >= height. */ |
9709 | if (XVECTOR (data)->size < height) | |
9710 | return 0; | |
9711 | ||
9712 | /* Each string or bool-vector in data must be large enough | |
9713 | for one line of the image. */ | |
9714 | for (i = 0; i < height; ++i) | |
9715 | { | |
9716 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
9717 | ||
9718 | if (STRINGP (elt)) | |
9719 | { | |
d5db4077 | 9720 | if (SCHARS (elt) |
6fc2811b JR |
9721 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) |
9722 | return 0; | |
9723 | } | |
9724 | else if (BOOL_VECTOR_P (elt)) | |
9725 | { | |
9726 | if (XBOOL_VECTOR (elt)->size < width) | |
9727 | return 0; | |
9728 | } | |
9729 | else | |
9730 | return 0; | |
9731 | } | |
9732 | } | |
9733 | else if (STRINGP (data)) | |
9734 | { | |
d5db4077 | 9735 | if (SCHARS (data) |
6fc2811b JR |
9736 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) |
9737 | return 0; | |
9738 | } | |
9739 | else if (BOOL_VECTOR_P (data)) | |
9740 | { | |
9741 | if (XBOOL_VECTOR (data)->size < width * height) | |
9742 | return 0; | |
9743 | } | |
9744 | else | |
9745 | return 0; | |
9746 | } | |
9747 | ||
6fc2811b JR |
9748 | return 1; |
9749 | } | |
9750 | ||
9751 | ||
9752 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
9753 | either an enumerator from enum xbm_token, or a character for a | |
9754 | single-character token, or 0 at end of file. If scanning an | |
9755 | identifier, store the lexeme of the identifier in SVAL. If | |
9756 | scanning a number, store its value in *IVAL. */ | |
9757 | ||
9758 | static int | |
3cf3436e JR |
9759 | xbm_scan (s, end, sval, ival) |
9760 | char **s, *end; | |
6fc2811b JR |
9761 | char *sval; |
9762 | int *ival; | |
9763 | { | |
9764 | int c; | |
3cf3436e JR |
9765 | |
9766 | loop: | |
9767 | ||
6fc2811b | 9768 | /* Skip white space. */ |
af3f7be7 | 9769 | while (*s < end && (c = *(*s)++, isspace (c))) |
6fc2811b JR |
9770 | ; |
9771 | ||
3cf3436e | 9772 | if (*s >= end) |
6fc2811b JR |
9773 | c = 0; |
9774 | else if (isdigit (c)) | |
9775 | { | |
9776 | int value = 0, digit; | |
7d0393cf | 9777 | |
3cf3436e | 9778 | if (c == '0' && *s < end) |
6fc2811b | 9779 | { |
3cf3436e | 9780 | c = *(*s)++; |
6fc2811b JR |
9781 | if (c == 'x' || c == 'X') |
9782 | { | |
3cf3436e | 9783 | while (*s < end) |
6fc2811b | 9784 | { |
3cf3436e | 9785 | c = *(*s)++; |
6fc2811b JR |
9786 | if (isdigit (c)) |
9787 | digit = c - '0'; | |
9788 | else if (c >= 'a' && c <= 'f') | |
9789 | digit = c - 'a' + 10; | |
9790 | else if (c >= 'A' && c <= 'F') | |
9791 | digit = c - 'A' + 10; | |
9792 | else | |
9793 | break; | |
9794 | value = 16 * value + digit; | |
9795 | } | |
9796 | } | |
9797 | else if (isdigit (c)) | |
9798 | { | |
9799 | value = c - '0'; | |
3cf3436e JR |
9800 | while (*s < end |
9801 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9802 | value = 8 * value + c - '0'; |
9803 | } | |
9804 | } | |
9805 | else | |
9806 | { | |
9807 | value = c - '0'; | |
3cf3436e JR |
9808 | while (*s < end |
9809 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9810 | value = 10 * value + c - '0'; |
9811 | } | |
9812 | ||
3cf3436e JR |
9813 | if (*s < end) |
9814 | *s = *s - 1; | |
6fc2811b JR |
9815 | *ival = value; |
9816 | c = XBM_TK_NUMBER; | |
9817 | } | |
9818 | else if (isalpha (c) || c == '_') | |
9819 | { | |
9820 | *sval++ = c; | |
3cf3436e JR |
9821 | while (*s < end |
9822 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
6fc2811b JR |
9823 | *sval++ = c; |
9824 | *sval = 0; | |
3cf3436e JR |
9825 | if (*s < end) |
9826 | *s = *s - 1; | |
6fc2811b JR |
9827 | c = XBM_TK_IDENT; |
9828 | } | |
3cf3436e JR |
9829 | else if (c == '/' && **s == '*') |
9830 | { | |
9831 | /* C-style comment. */ | |
9832 | ++*s; | |
9833 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
9834 | ++*s; | |
9835 | if (**s) | |
9836 | { | |
9837 | *s += 2; | |
9838 | goto loop; | |
9839 | } | |
9840 | } | |
6fc2811b JR |
9841 | |
9842 | return c; | |
9843 | } | |
9844 | ||
9845 | ||
217e5be0 JR |
9846 | /* XBM bits seem to be backward within bytes compared with how |
9847 | Windows does things. */ | |
9848 | static unsigned char reflect_byte (unsigned char orig) | |
9849 | { | |
9850 | int i; | |
9851 | unsigned char reflected = 0x00; | |
9852 | for (i = 0; i < 8; i++) | |
9853 | { | |
9854 | if (orig & (0x01 << i)) | |
9855 | reflected |= 0x80 >> i; | |
9856 | } | |
9857 | return reflected; | |
9858 | } | |
9859 | ||
9860 | ||
af3f7be7 JR |
9861 | /* Create a Windows bitmap from X bitmap data. */ |
9862 | static HBITMAP | |
9863 | w32_create_pixmap_from_bitmap_data (int width, int height, char *data) | |
9864 | { | |
9865 | int i, j, w1, w2; | |
9866 | char *bits, *p; | |
9867 | HBITMAP bmp; | |
9868 | ||
9869 | w1 = (width + 7) / 8; /* nb of 8bits elt in X bitmap */ | |
9870 | w2 = ((width + 15) / 16) * 2; /* nb of 16bits elt in W32 bitmap */ | |
c736ffda | 9871 | bits = (char *) alloca (height * w2); |
af3f7be7 JR |
9872 | bzero (bits, height * w2); |
9873 | for (i = 0; i < height; i++) | |
9874 | { | |
9875 | p = bits + i*w2; | |
9876 | for (j = 0; j < w1; j++) | |
9877 | *p++ = reflect_byte(*data++); | |
9878 | } | |
9879 | bmp = CreateBitmap (width, height, 1, 1, bits); | |
af3f7be7 JR |
9880 | |
9881 | return bmp; | |
9882 | } | |
9883 | ||
9884 | ||
6fc2811b | 9885 | /* Replacement for XReadBitmapFileData which isn't available under old |
3cf3436e JR |
9886 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
9887 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
9888 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
9889 | Value is non-zero if successful. DATA null means just test if | |
9890 | CONTENTS looks like an in-memory XBM file. */ | |
6fc2811b JR |
9891 | |
9892 | static int | |
3cf3436e JR |
9893 | xbm_read_bitmap_data (contents, end, width, height, data) |
9894 | char *contents, *end; | |
6fc2811b JR |
9895 | int *width, *height; |
9896 | unsigned char **data; | |
9897 | { | |
3cf3436e | 9898 | char *s = contents; |
6fc2811b JR |
9899 | char buffer[BUFSIZ]; |
9900 | int padding_p = 0; | |
9901 | int v10 = 0; | |
af3f7be7 | 9902 | int bytes_per_line, i, nbytes; |
6fc2811b JR |
9903 | unsigned char *p; |
9904 | int value; | |
9905 | int LA1; | |
9906 | ||
9907 | #define match() \ | |
217e5be0 | 9908 | LA1 = xbm_scan (&s, end, buffer, &value) |
6fc2811b JR |
9909 | |
9910 | #define expect(TOKEN) \ | |
9911 | if (LA1 != (TOKEN)) \ | |
9912 | goto failure; \ | |
9913 | else \ | |
7d0393cf | 9914 | match () |
6fc2811b JR |
9915 | |
9916 | #define expect_ident(IDENT) \ | |
9917 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
9918 | match (); \ | |
9919 | else \ | |
9920 | goto failure | |
9921 | ||
6fc2811b | 9922 | *width = *height = -1; |
3cf3436e JR |
9923 | if (data) |
9924 | *data = NULL; | |
9925 | LA1 = xbm_scan (&s, end, buffer, &value); | |
6fc2811b JR |
9926 | |
9927 | /* Parse defines for width, height and hot-spots. */ | |
9928 | while (LA1 == '#') | |
9929 | { | |
9930 | match (); | |
9931 | expect_ident ("define"); | |
9932 | expect (XBM_TK_IDENT); | |
9933 | ||
9934 | if (LA1 == XBM_TK_NUMBER); | |
9935 | { | |
9936 | char *p = strrchr (buffer, '_'); | |
9937 | p = p ? p + 1 : buffer; | |
9938 | if (strcmp (p, "width") == 0) | |
9939 | *width = value; | |
9940 | else if (strcmp (p, "height") == 0) | |
9941 | *height = value; | |
9942 | } | |
9943 | expect (XBM_TK_NUMBER); | |
9944 | } | |
9945 | ||
9946 | if (*width < 0 || *height < 0) | |
9947 | goto failure; | |
3cf3436e JR |
9948 | else if (data == NULL) |
9949 | goto success; | |
6fc2811b JR |
9950 | |
9951 | /* Parse bits. Must start with `static'. */ | |
9952 | expect_ident ("static"); | |
9953 | if (LA1 == XBM_TK_IDENT) | |
9954 | { | |
9955 | if (strcmp (buffer, "unsigned") == 0) | |
9956 | { | |
7d0393cf | 9957 | match (); |
6fc2811b JR |
9958 | expect_ident ("char"); |
9959 | } | |
9960 | else if (strcmp (buffer, "short") == 0) | |
9961 | { | |
9962 | match (); | |
9963 | v10 = 1; | |
af3f7be7 JR |
9964 | if (*width % 16 && *width % 16 < 9) |
9965 | padding_p = 1; | |
6fc2811b JR |
9966 | } |
9967 | else if (strcmp (buffer, "char") == 0) | |
9968 | match (); | |
9969 | else | |
9970 | goto failure; | |
9971 | } | |
7d0393cf | 9972 | else |
6fc2811b JR |
9973 | goto failure; |
9974 | ||
9975 | expect (XBM_TK_IDENT); | |
9976 | expect ('['); | |
9977 | expect (']'); | |
9978 | expect ('='); | |
9979 | expect ('{'); | |
9980 | ||
af3f7be7 JR |
9981 | bytes_per_line = (*width + 7) / 8 + padding_p; |
9982 | nbytes = bytes_per_line * *height; | |
9983 | p = *data = (char *) xmalloc (nbytes); | |
6fc2811b JR |
9984 | |
9985 | if (v10) | |
9986 | { | |
6fc2811b JR |
9987 | for (i = 0; i < nbytes; i += 2) |
9988 | { | |
9989 | int val = value; | |
9990 | expect (XBM_TK_NUMBER); | |
9991 | ||
35624c03 | 9992 | *p++ = ~ val; |
af3f7be7 | 9993 | if (!padding_p || ((i + 2) % bytes_per_line)) |
35624c03 | 9994 | *p++ = ~ (value >> 8); |
7d0393cf | 9995 | |
6fc2811b JR |
9996 | if (LA1 == ',' || LA1 == '}') |
9997 | match (); | |
9998 | else | |
9999 | goto failure; | |
10000 | } | |
10001 | } | |
10002 | else | |
10003 | { | |
10004 | for (i = 0; i < nbytes; ++i) | |
10005 | { | |
10006 | int val = value; | |
10007 | expect (XBM_TK_NUMBER); | |
7d0393cf | 10008 | |
35624c03 | 10009 | *p++ = ~ val; |
217e5be0 | 10010 | |
6fc2811b JR |
10011 | if (LA1 == ',' || LA1 == '}') |
10012 | match (); | |
10013 | else | |
10014 | goto failure; | |
10015 | } | |
10016 | } | |
10017 | ||
3cf3436e | 10018 | success: |
6fc2811b JR |
10019 | return 1; |
10020 | ||
10021 | failure: | |
3cf3436e JR |
10022 | |
10023 | if (data && *data) | |
6fc2811b JR |
10024 | { |
10025 | xfree (*data); | |
10026 | *data = NULL; | |
10027 | } | |
10028 | return 0; | |
10029 | ||
10030 | #undef match | |
10031 | #undef expect | |
10032 | #undef expect_ident | |
10033 | } | |
10034 | ||
516eea8e JR |
10035 | static void convert_mono_to_color_image (f, img, foreground, background) |
10036 | struct frame *f; | |
10037 | struct image *img; | |
10038 | COLORREF foreground, background; | |
10039 | { | |
10040 | HDC hdc, old_img_dc, new_img_dc; | |
10041 | HGDIOBJ old_prev, new_prev; | |
10042 | HBITMAP new_pixmap; | |
10043 | ||
10044 | hdc = get_frame_dc (f); | |
10045 | old_img_dc = CreateCompatibleDC (hdc); | |
10046 | new_img_dc = CreateCompatibleDC (hdc); | |
10047 | new_pixmap = CreateCompatibleBitmap (hdc, img->width, img->height); | |
10048 | release_frame_dc (f, hdc); | |
10049 | old_prev = SelectObject (old_img_dc, img->pixmap); | |
10050 | new_prev = SelectObject (new_img_dc, new_pixmap); | |
10051 | SetTextColor (new_img_dc, foreground); | |
10052 | SetBkColor (new_img_dc, background); | |
10053 | ||
10054 | BitBlt (new_img_dc, 0, 0, img->width, img->height, old_img_dc, | |
10055 | 0, 0, SRCCOPY); | |
10056 | ||
10057 | SelectObject (old_img_dc, old_prev); | |
c922a224 | 10058 | SelectObject (new_img_dc, new_prev); |
516eea8e JR |
10059 | DeleteDC (old_img_dc); |
10060 | DeleteDC (new_img_dc); | |
10061 | DeleteObject (img->pixmap); | |
10062 | if (new_pixmap == 0) | |
10063 | fprintf (stderr, "Failed to convert image to color.\n"); | |
10064 | else | |
10065 | img->pixmap = new_pixmap; | |
10066 | } | |
6fc2811b | 10067 | |
3cf3436e JR |
10068 | /* Load XBM image IMG which will be displayed on frame F from buffer |
10069 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
10070 | successful. */ | |
6fc2811b JR |
10071 | |
10072 | static int | |
3cf3436e | 10073 | xbm_load_image (f, img, contents, end) |
6fc2811b JR |
10074 | struct frame *f; |
10075 | struct image *img; | |
3cf3436e | 10076 | char *contents, *end; |
6fc2811b JR |
10077 | { |
10078 | int rc; | |
10079 | unsigned char *data; | |
10080 | int success_p = 0; | |
7d0393cf | 10081 | |
3cf3436e | 10082 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
6fc2811b JR |
10083 | if (rc) |
10084 | { | |
6fc2811b JR |
10085 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); |
10086 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
516eea8e | 10087 | int non_default_colors = 0; |
6fc2811b | 10088 | Lisp_Object value; |
7d0393cf | 10089 | |
6fc2811b JR |
10090 | xassert (img->width > 0 && img->height > 0); |
10091 | ||
10092 | /* Get foreground and background colors, maybe allocate colors. */ | |
10093 | value = image_spec_value (img->spec, QCforeground, NULL); | |
10094 | if (!NILP (value)) | |
516eea8e JR |
10095 | { |
10096 | foreground = x_alloc_image_color (f, img, value, foreground); | |
10097 | non_default_colors = 1; | |
10098 | } | |
6fc2811b JR |
10099 | value = image_spec_value (img->spec, QCbackground, NULL); |
10100 | if (!NILP (value)) | |
a05e2bae JR |
10101 | { |
10102 | background = x_alloc_image_color (f, img, value, background); | |
10103 | img->background = background; | |
10104 | img->background_valid = 1; | |
516eea8e | 10105 | non_default_colors = 1; |
a05e2bae | 10106 | } |
6fc2811b | 10107 | img->pixmap |
af3f7be7 | 10108 | = w32_create_pixmap_from_bitmap_data (img->width, img->height, data); |
ac849ba4 | 10109 | |
516eea8e JR |
10110 | /* If colors were specified, transfer the bitmap to a color one. */ |
10111 | if (non_default_colors) | |
10112 | convert_mono_to_color_image (f, img, foreground, background); | |
10113 | ||
6fc2811b JR |
10114 | xfree (data); |
10115 | ||
10116 | if (img->pixmap == 0) | |
10117 | { | |
10118 | x_clear_image (f, img); | |
3cf3436e | 10119 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
6fc2811b JR |
10120 | } |
10121 | else | |
10122 | success_p = 1; | |
6fc2811b JR |
10123 | } |
10124 | else | |
10125 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
10126 | ||
6fc2811b JR |
10127 | return success_p; |
10128 | } | |
10129 | ||
10130 | ||
3cf3436e JR |
10131 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
10132 | ||
10133 | static int | |
10134 | xbm_file_p (data) | |
10135 | Lisp_Object data; | |
10136 | { | |
10137 | int w, h; | |
10138 | return (STRINGP (data) | |
d5db4077 KR |
10139 | && xbm_read_bitmap_data (SDATA (data), |
10140 | (SDATA (data) | |
10141 | + SBYTES (data)), | |
3cf3436e JR |
10142 | &w, &h, NULL)); |
10143 | } | |
10144 | ||
7d0393cf | 10145 | |
6fc2811b JR |
10146 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
10147 | non-zero if successful. */ | |
10148 | ||
10149 | static int | |
10150 | xbm_load (f, img) | |
10151 | struct frame *f; | |
10152 | struct image *img; | |
10153 | { | |
10154 | int success_p = 0; | |
10155 | Lisp_Object file_name; | |
10156 | ||
10157 | xassert (xbm_image_p (img->spec)); | |
10158 | ||
10159 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
10160 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
10161 | if (STRINGP (file_name)) | |
3cf3436e JR |
10162 | { |
10163 | Lisp_Object file; | |
10164 | char *contents; | |
10165 | int size; | |
10166 | struct gcpro gcpro1; | |
10167 | ||
10168 | file = x_find_image_file (file_name); | |
10169 | GCPRO1 (file); | |
10170 | if (!STRINGP (file)) | |
10171 | { | |
10172 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
10173 | UNGCPRO; | |
10174 | return 0; | |
10175 | } | |
10176 | ||
d5db4077 | 10177 | contents = slurp_file (SDATA (file), &size); |
3cf3436e JR |
10178 | if (contents == NULL) |
10179 | { | |
10180 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
10181 | UNGCPRO; | |
10182 | return 0; | |
10183 | } | |
10184 | ||
10185 | success_p = xbm_load_image (f, img, contents, contents + size); | |
10186 | UNGCPRO; | |
10187 | } | |
6fc2811b JR |
10188 | else |
10189 | { | |
10190 | struct image_keyword fmt[XBM_LAST]; | |
10191 | Lisp_Object data; | |
6fc2811b JR |
10192 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); |
10193 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
516eea8e | 10194 | int non_default_colors = 0; |
6fc2811b JR |
10195 | char *bits; |
10196 | int parsed_p; | |
3cf3436e JR |
10197 | int in_memory_file_p = 0; |
10198 | ||
10199 | /* See if data looks like an in-memory XBM file. */ | |
10200 | data = image_spec_value (img->spec, QCdata, NULL); | |
10201 | in_memory_file_p = xbm_file_p (data); | |
6fc2811b | 10202 | |
217e5be0 | 10203 | /* Parse the image specification. */ |
6fc2811b JR |
10204 | bcopy (xbm_format, fmt, sizeof fmt); |
10205 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); | |
10206 | xassert (parsed_p); | |
10207 | ||
10208 | /* Get specified width, and height. */ | |
3cf3436e JR |
10209 | if (!in_memory_file_p) |
10210 | { | |
10211 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
10212 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
10213 | xassert (img->width > 0 && img->height > 0); | |
10214 | } | |
217e5be0 | 10215 | |
6fc2811b | 10216 | /* Get foreground and background colors, maybe allocate colors. */ |
3cf3436e JR |
10217 | if (fmt[XBM_FOREGROUND].count |
10218 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
516eea8e JR |
10219 | { |
10220 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
10221 | foreground); | |
10222 | non_default_colors = 1; | |
10223 | } | |
10224 | ||
3cf3436e JR |
10225 | if (fmt[XBM_BACKGROUND].count |
10226 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
516eea8e JR |
10227 | { |
10228 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
10229 | background); | |
10230 | non_default_colors = 1; | |
10231 | } | |
6fc2811b | 10232 | |
3cf3436e | 10233 | if (in_memory_file_p) |
d5db4077 KR |
10234 | success_p = xbm_load_image (f, img, SDATA (data), |
10235 | (SDATA (data) | |
10236 | + SBYTES (data))); | |
3cf3436e | 10237 | else |
6fc2811b | 10238 | { |
3cf3436e JR |
10239 | if (VECTORP (data)) |
10240 | { | |
10241 | int i; | |
10242 | char *p; | |
10243 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
7d0393cf | 10244 | |
3cf3436e JR |
10245 | p = bits = (char *) alloca (nbytes * img->height); |
10246 | for (i = 0; i < img->height; ++i, p += nbytes) | |
10247 | { | |
10248 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
10249 | if (STRINGP (line)) | |
d5db4077 | 10250 | bcopy (SDATA (line), p, nbytes); |
3cf3436e JR |
10251 | else |
10252 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
10253 | } | |
10254 | } | |
10255 | else if (STRINGP (data)) | |
d5db4077 | 10256 | bits = SDATA (data); |
3cf3436e JR |
10257 | else |
10258 | bits = XBOOL_VECTOR (data)->data; | |
af3f7be7 | 10259 | |
3cf3436e | 10260 | /* Create the pixmap. */ |
3cf3436e | 10261 | img->pixmap |
af3f7be7 JR |
10262 | = w32_create_pixmap_from_bitmap_data (img->width, img->height, |
10263 | bits); | |
10264 | ||
516eea8e JR |
10265 | /* If colors were specified, transfer the bitmap to a color one. */ |
10266 | if (non_default_colors) | |
10267 | convert_mono_to_color_image (f, img, foreground, background); | |
10268 | ||
3cf3436e JR |
10269 | if (img->pixmap) |
10270 | success_p = 1; | |
10271 | else | |
6fc2811b | 10272 | { |
3cf3436e JR |
10273 | image_error ("Unable to create pixmap for XBM image `%s'", |
10274 | img->spec, Qnil); | |
10275 | x_clear_image (f, img); | |
6fc2811b JR |
10276 | } |
10277 | } | |
6fc2811b JR |
10278 | } |
10279 | ||
10280 | return success_p; | |
10281 | } | |
7d0393cf | 10282 | |
6fc2811b JR |
10283 | |
10284 | \f | |
10285 | /*********************************************************************** | |
10286 | XPM images | |
10287 | ***********************************************************************/ | |
10288 | ||
7d0393cf | 10289 | #if HAVE_XPM |
6fc2811b JR |
10290 | |
10291 | static int xpm_image_p P_ ((Lisp_Object object)); | |
10292 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
10293 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
10294 | ||
c736ffda JR |
10295 | /* Indicate to xpm.h that we don't have Xlib. */ |
10296 | #define FOR_MSW | |
10297 | /* simx.h in xpm defines XColor and XImage differently than Emacs. */ | |
10298 | #define XColor xpm_XColor | |
10299 | #define XImage xpm_XImage | |
10300 | #define PIXEL_ALREADY_TYPEDEFED | |
6fc2811b | 10301 | #include "X11/xpm.h" |
c736ffda JR |
10302 | #undef FOR_MSW |
10303 | #undef XColor | |
10304 | #undef XImage | |
10305 | #undef PIXEL_ALREADY_TYPEDEFED | |
6fc2811b JR |
10306 | |
10307 | /* The symbol `xpm' identifying XPM-format images. */ | |
10308 | ||
10309 | Lisp_Object Qxpm; | |
10310 | ||
10311 | /* Indices of image specification fields in xpm_format, below. */ | |
10312 | ||
10313 | enum xpm_keyword_index | |
10314 | { | |
10315 | XPM_TYPE, | |
10316 | XPM_FILE, | |
10317 | XPM_DATA, | |
10318 | XPM_ASCENT, | |
10319 | XPM_MARGIN, | |
10320 | XPM_RELIEF, | |
10321 | XPM_ALGORITHM, | |
10322 | XPM_HEURISTIC_MASK, | |
a05e2bae | 10323 | XPM_MASK, |
6fc2811b | 10324 | XPM_COLOR_SYMBOLS, |
a05e2bae | 10325 | XPM_BACKGROUND, |
6fc2811b JR |
10326 | XPM_LAST |
10327 | }; | |
10328 | ||
10329 | /* Vector of image_keyword structures describing the format | |
10330 | of valid XPM image specifications. */ | |
10331 | ||
10332 | static struct image_keyword xpm_format[XPM_LAST] = | |
10333 | { | |
10334 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10335 | {":file", IMAGE_STRING_VALUE, 0}, | |
10336 | {":data", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 10337 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 10338 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10339 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10340 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 10341 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
10342 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10343 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10344 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10345 | }; |
10346 | ||
197edd35 | 10347 | /* Structure describing the image type XPM. */ |
6fc2811b JR |
10348 | |
10349 | static struct image_type xpm_type = | |
10350 | { | |
10351 | &Qxpm, | |
10352 | xpm_image_p, | |
10353 | xpm_load, | |
10354 | x_clear_image, | |
10355 | NULL | |
10356 | }; | |
10357 | ||
10358 | ||
c736ffda JR |
10359 | /* XPM library details. */ |
10360 | ||
10361 | DEF_IMGLIB_FN (XpmFreeAttributes); | |
10362 | DEF_IMGLIB_FN (XpmCreateImageFromBuffer); | |
10363 | DEF_IMGLIB_FN (XpmReadFileToImage); | |
10364 | DEF_IMGLIB_FN (XImageFree); | |
10365 | ||
10366 | ||
10367 | static int | |
10368 | init_xpm_functions (library) | |
10369 | HMODULE library; | |
10370 | { | |
10371 | LOAD_IMGLIB_FN (library, XpmFreeAttributes); | |
10372 | LOAD_IMGLIB_FN (library, XpmCreateImageFromBuffer); | |
10373 | LOAD_IMGLIB_FN (library, XpmReadFileToImage); | |
10374 | LOAD_IMGLIB_FN (library, XImageFree); | |
10375 | ||
10376 | return 1; | |
10377 | } | |
10378 | ||
6fc2811b JR |
10379 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
10380 | for XPM images. Such a list must consist of conses whose car and | |
10381 | cdr are strings. */ | |
10382 | ||
10383 | static int | |
10384 | xpm_valid_color_symbols_p (color_symbols) | |
10385 | Lisp_Object color_symbols; | |
10386 | { | |
10387 | while (CONSP (color_symbols)) | |
10388 | { | |
10389 | Lisp_Object sym = XCAR (color_symbols); | |
10390 | if (!CONSP (sym) | |
10391 | || !STRINGP (XCAR (sym)) | |
10392 | || !STRINGP (XCDR (sym))) | |
10393 | break; | |
10394 | color_symbols = XCDR (color_symbols); | |
10395 | } | |
10396 | ||
10397 | return NILP (color_symbols); | |
10398 | } | |
10399 | ||
10400 | ||
10401 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
10402 | ||
10403 | static int | |
10404 | xpm_image_p (object) | |
10405 | Lisp_Object object; | |
10406 | { | |
10407 | struct image_keyword fmt[XPM_LAST]; | |
10408 | bcopy (xpm_format, fmt, sizeof fmt); | |
10409 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) | |
10410 | /* Either `:file' or `:data' must be present. */ | |
10411 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
10412 | /* Either no `:color-symbols' or it's a list of conses | |
10413 | whose car and cdr are strings. */ | |
10414 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
8f92c555 | 10415 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
6fc2811b JR |
10416 | } |
10417 | ||
10418 | ||
10419 | /* Load image IMG which will be displayed on frame F. Value is | |
10420 | non-zero if successful. */ | |
10421 | ||
10422 | static int | |
10423 | xpm_load (f, img) | |
10424 | struct frame *f; | |
10425 | struct image *img; | |
10426 | { | |
c736ffda JR |
10427 | HDC hdc; |
10428 | int rc; | |
6fc2811b JR |
10429 | XpmAttributes attrs; |
10430 | Lisp_Object specified_file, color_symbols; | |
c736ffda | 10431 | xpm_XImage * xpm_image, * xpm_mask; |
6fc2811b JR |
10432 | |
10433 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
10434 | close colors. Return colors allocated. */ | |
10435 | bzero (&attrs, sizeof attrs); | |
c736ffda JR |
10436 | xpm_image = xpm_mask = NULL; |
10437 | ||
10438 | #if 0 | |
dfff8a69 JR |
10439 | attrs.visual = FRAME_X_VISUAL (f); |
10440 | attrs.colormap = FRAME_X_COLORMAP (f); | |
6fc2811b | 10441 | attrs.valuemask |= XpmVisual; |
dfff8a69 | 10442 | attrs.valuemask |= XpmColormap; |
c736ffda | 10443 | #endif |
6fc2811b | 10444 | attrs.valuemask |= XpmReturnAllocPixels; |
dfff8a69 | 10445 | #ifdef XpmAllocCloseColors |
6fc2811b JR |
10446 | attrs.alloc_close_colors = 1; |
10447 | attrs.valuemask |= XpmAllocCloseColors; | |
dfff8a69 JR |
10448 | #else |
10449 | attrs.closeness = 600; | |
10450 | attrs.valuemask |= XpmCloseness; | |
10451 | #endif | |
6fc2811b JR |
10452 | |
10453 | /* If image specification contains symbolic color definitions, add | |
10454 | these to `attrs'. */ | |
10455 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
10456 | if (CONSP (color_symbols)) | |
10457 | { | |
10458 | Lisp_Object tail; | |
10459 | XpmColorSymbol *xpm_syms; | |
10460 | int i, size; | |
7d0393cf | 10461 | |
6fc2811b JR |
10462 | attrs.valuemask |= XpmColorSymbols; |
10463 | ||
10464 | /* Count number of symbols. */ | |
10465 | attrs.numsymbols = 0; | |
10466 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
10467 | ++attrs.numsymbols; | |
10468 | ||
10469 | /* Allocate an XpmColorSymbol array. */ | |
10470 | size = attrs.numsymbols * sizeof *xpm_syms; | |
10471 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
10472 | bzero (xpm_syms, size); | |
10473 | attrs.colorsymbols = xpm_syms; | |
10474 | ||
10475 | /* Fill the color symbol array. */ | |
10476 | for (tail = color_symbols, i = 0; | |
10477 | CONSP (tail); | |
10478 | ++i, tail = XCDR (tail)) | |
10479 | { | |
10480 | Lisp_Object name = XCAR (XCAR (tail)); | |
10481 | Lisp_Object color = XCDR (XCAR (tail)); | |
d5db4077 KR |
10482 | xpm_syms[i].name = (char *) alloca (SCHARS (name) + 1); |
10483 | strcpy (xpm_syms[i].name, SDATA (name)); | |
10484 | xpm_syms[i].value = (char *) alloca (SCHARS (color) + 1); | |
10485 | strcpy (xpm_syms[i].value, SDATA (color)); | |
6fc2811b JR |
10486 | } |
10487 | } | |
10488 | ||
10489 | /* Create a pixmap for the image, either from a file, or from a | |
10490 | string buffer containing data in the same format as an XPM file. */ | |
c736ffda | 10491 | |
6fc2811b | 10492 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
177c0ea7 | 10493 | |
c736ffda JR |
10494 | { |
10495 | HDC frame_dc = get_frame_dc (f); | |
10496 | hdc = CreateCompatibleDC (frame_dc); | |
10497 | release_frame_dc (f, frame_dc); | |
10498 | } | |
10499 | ||
6fc2811b JR |
10500 | if (STRINGP (specified_file)) |
10501 | { | |
10502 | Lisp_Object file = x_find_image_file (specified_file); | |
10503 | if (!STRINGP (file)) | |
10504 | { | |
10505 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
6fc2811b JR |
10506 | return 0; |
10507 | } | |
7d0393cf | 10508 | |
c736ffda JR |
10509 | /* XpmReadFileToPixmap is not available in the Windows port of |
10510 | libxpm. But XpmReadFileToImage almost does what we want. */ | |
10511 | rc = fn_XpmReadFileToImage (&hdc, SDATA (file), | |
10512 | &xpm_image, &xpm_mask, | |
10513 | &attrs); | |
6fc2811b JR |
10514 | } |
10515 | else | |
10516 | { | |
10517 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
c736ffda JR |
10518 | /* XpmCreatePixmapFromBuffer is not available in the Windows port |
10519 | of libxpm. But XpmCreateImageFromBuffer almost does what we want. */ | |
10520 | rc = fn_XpmCreateImageFromBuffer (&hdc, SDATA (buffer), | |
10521 | &xpm_image, &xpm_mask, | |
10522 | &attrs); | |
6fc2811b | 10523 | } |
6fc2811b JR |
10524 | |
10525 | if (rc == XpmSuccess) | |
10526 | { | |
c736ffda JR |
10527 | int i; |
10528 | ||
10529 | /* W32 XPM uses XImage to wrap what W32 Emacs calls a Pixmap, | |
10530 | plus some duplicate attributes. */ | |
10531 | if (xpm_image && xpm_image->bitmap) | |
10532 | { | |
10533 | img->pixmap = xpm_image->bitmap; | |
10534 | /* XImageFree in libXpm frees XImage struct without destroying | |
10535 | the bitmap, which is what we want. */ | |
10536 | fn_XImageFree (xpm_image); | |
10537 | } | |
10538 | if (xpm_mask && xpm_mask->bitmap) | |
177c0ea7 | 10539 | { |
c736ffda JR |
10540 | /* The mask appears to be inverted compared with what we expect. |
10541 | TODO: invert our expectations. See other places where we | |
10542 | have to invert bits because our idea of masks is backwards. */ | |
10543 | HGDIOBJ old_obj; | |
10544 | old_obj = SelectObject (hdc, xpm_mask->bitmap); | |
10545 | ||
10546 | PatBlt (hdc, 0, 0, xpm_mask->width, xpm_mask->height, DSTINVERT); | |
10547 | SelectObject (hdc, old_obj); | |
10548 | ||
10549 | img->mask = xpm_mask->bitmap; | |
177c0ea7 | 10550 | fn_XImageFree (xpm_mask); |
c736ffda JR |
10551 | DeleteDC (hdc); |
10552 | } | |
10553 | ||
10554 | DeleteDC (hdc); | |
10555 | ||
6fc2811b JR |
10556 | /* Remember allocated colors. */ |
10557 | img->ncolors = attrs.nalloc_pixels; | |
10558 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
10559 | * sizeof *img->colors); | |
10560 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
10561 | img->colors[i] = attrs.alloc_pixels[i]; | |
10562 | ||
10563 | img->width = attrs.width; | |
10564 | img->height = attrs.height; | |
10565 | xassert (img->width > 0 && img->height > 0); | |
10566 | ||
10567 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
c736ffda | 10568 | fn_XpmFreeAttributes (&attrs); |
6fc2811b JR |
10569 | } |
10570 | else | |
10571 | { | |
c736ffda JR |
10572 | DeleteDC (hdc); |
10573 | ||
6fc2811b JR |
10574 | switch (rc) |
10575 | { | |
10576 | case XpmOpenFailed: | |
10577 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
10578 | break; | |
7d0393cf | 10579 | |
6fc2811b JR |
10580 | case XpmFileInvalid: |
10581 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
10582 | break; | |
7d0393cf | 10583 | |
6fc2811b JR |
10584 | case XpmNoMemory: |
10585 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
10586 | break; | |
7d0393cf | 10587 | |
6fc2811b JR |
10588 | case XpmColorFailed: |
10589 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
10590 | break; | |
7d0393cf | 10591 | |
6fc2811b JR |
10592 | default: |
10593 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
10594 | break; | |
10595 | } | |
10596 | } | |
10597 | ||
10598 | return rc == XpmSuccess; | |
10599 | } | |
10600 | ||
10601 | #endif /* HAVE_XPM != 0 */ | |
10602 | ||
10603 | \f | |
767b1ff0 | 10604 | #if 0 /* TODO : Color tables on W32. */ |
6fc2811b JR |
10605 | /*********************************************************************** |
10606 | Color table | |
10607 | ***********************************************************************/ | |
10608 | ||
10609 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
10610 | ||
10611 | struct ct_color | |
10612 | { | |
10613 | int r, g, b; | |
10614 | unsigned long pixel; | |
10615 | ||
10616 | /* Next in color table collision list. */ | |
10617 | struct ct_color *next; | |
10618 | }; | |
10619 | ||
10620 | /* The bucket vector size to use. Must be prime. */ | |
10621 | ||
10622 | #define CT_SIZE 101 | |
10623 | ||
10624 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
10625 | ||
10626 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
10627 | ||
10628 | /* The color hash table. */ | |
10629 | ||
10630 | struct ct_color **ct_table; | |
10631 | ||
10632 | /* Number of entries in the color table. */ | |
10633 | ||
10634 | int ct_colors_allocated; | |
10635 | ||
10636 | /* Function prototypes. */ | |
10637 | ||
10638 | static void init_color_table P_ ((void)); | |
10639 | static void free_color_table P_ ((void)); | |
10640 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
10641 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
10642 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
10643 | ||
10644 | ||
10645 | /* Initialize the color table. */ | |
10646 | ||
10647 | static void | |
10648 | init_color_table () | |
10649 | { | |
10650 | int size = CT_SIZE * sizeof (*ct_table); | |
10651 | ct_table = (struct ct_color **) xmalloc (size); | |
10652 | bzero (ct_table, size); | |
10653 | ct_colors_allocated = 0; | |
10654 | } | |
10655 | ||
10656 | ||
10657 | /* Free memory associated with the color table. */ | |
10658 | ||
10659 | static void | |
10660 | free_color_table () | |
10661 | { | |
10662 | int i; | |
10663 | struct ct_color *p, *next; | |
10664 | ||
10665 | for (i = 0; i < CT_SIZE; ++i) | |
10666 | for (p = ct_table[i]; p; p = next) | |
10667 | { | |
10668 | next = p->next; | |
10669 | xfree (p); | |
10670 | } | |
10671 | ||
10672 | xfree (ct_table); | |
10673 | ct_table = NULL; | |
10674 | } | |
10675 | ||
10676 | ||
10677 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
10678 | entry for that color already is in the color table, return the | |
10679 | pixel color of that entry. Otherwise, allocate a new color for R, | |
10680 | G, B, and make an entry in the color table. */ | |
10681 | ||
10682 | static unsigned long | |
10683 | lookup_rgb_color (f, r, g, b) | |
10684 | struct frame *f; | |
10685 | int r, g, b; | |
10686 | { | |
10687 | unsigned hash = CT_HASH_RGB (r, g, b); | |
10688 | int i = hash % CT_SIZE; | |
10689 | struct ct_color *p; | |
10690 | ||
10691 | for (p = ct_table[i]; p; p = p->next) | |
10692 | if (p->r == r && p->g == g && p->b == b) | |
10693 | break; | |
10694 | ||
10695 | if (p == NULL) | |
10696 | { | |
10697 | COLORREF color; | |
10698 | Colormap cmap; | |
10699 | int rc; | |
10700 | ||
10701 | color = PALETTERGB (r, g, b); | |
10702 | ||
10703 | ++ct_colors_allocated; | |
10704 | ||
10705 | p = (struct ct_color *) xmalloc (sizeof *p); | |
10706 | p->r = r; | |
10707 | p->g = g; | |
10708 | p->b = b; | |
10709 | p->pixel = color; | |
10710 | p->next = ct_table[i]; | |
10711 | ct_table[i] = p; | |
10712 | } | |
10713 | ||
10714 | return p->pixel; | |
10715 | } | |
10716 | ||
10717 | ||
10718 | /* Look up pixel color PIXEL which is used on frame F in the color | |
10719 | table. If not already present, allocate it. Value is PIXEL. */ | |
10720 | ||
10721 | static unsigned long | |
10722 | lookup_pixel_color (f, pixel) | |
10723 | struct frame *f; | |
10724 | unsigned long pixel; | |
10725 | { | |
10726 | int i = pixel % CT_SIZE; | |
10727 | struct ct_color *p; | |
10728 | ||
10729 | for (p = ct_table[i]; p; p = p->next) | |
10730 | if (p->pixel == pixel) | |
10731 | break; | |
10732 | ||
10733 | if (p == NULL) | |
10734 | { | |
10735 | XColor color; | |
10736 | Colormap cmap; | |
10737 | int rc; | |
10738 | ||
10739 | BLOCK_INPUT; | |
7d0393cf | 10740 | |
6fc2811b JR |
10741 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); |
10742 | color.pixel = pixel; | |
10743 | XQueryColor (NULL, cmap, &color); | |
10744 | rc = x_alloc_nearest_color (f, cmap, &color); | |
10745 | UNBLOCK_INPUT; | |
10746 | ||
10747 | if (rc) | |
10748 | { | |
10749 | ++ct_colors_allocated; | |
7d0393cf | 10750 | |
6fc2811b JR |
10751 | p = (struct ct_color *) xmalloc (sizeof *p); |
10752 | p->r = color.red; | |
10753 | p->g = color.green; | |
10754 | p->b = color.blue; | |
10755 | p->pixel = pixel; | |
10756 | p->next = ct_table[i]; | |
10757 | ct_table[i] = p; | |
10758 | } | |
10759 | else | |
10760 | return FRAME_FOREGROUND_PIXEL (f); | |
10761 | } | |
10762 | return p->pixel; | |
10763 | } | |
10764 | ||
10765 | ||
10766 | /* Value is a vector of all pixel colors contained in the color table, | |
10767 | allocated via xmalloc. Set *N to the number of colors. */ | |
10768 | ||
10769 | static unsigned long * | |
10770 | colors_in_color_table (n) | |
10771 | int *n; | |
10772 | { | |
10773 | int i, j; | |
10774 | struct ct_color *p; | |
10775 | unsigned long *colors; | |
10776 | ||
10777 | if (ct_colors_allocated == 0) | |
10778 | { | |
10779 | *n = 0; | |
10780 | colors = NULL; | |
10781 | } | |
10782 | else | |
10783 | { | |
10784 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
10785 | * sizeof *colors); | |
10786 | *n = ct_colors_allocated; | |
7d0393cf | 10787 | |
6fc2811b JR |
10788 | for (i = j = 0; i < CT_SIZE; ++i) |
10789 | for (p = ct_table[i]; p; p = p->next) | |
10790 | colors[j++] = p->pixel; | |
10791 | } | |
10792 | ||
10793 | return colors; | |
10794 | } | |
10795 | ||
767b1ff0 | 10796 | #endif /* TODO */ |
6fc2811b JR |
10797 | |
10798 | \f | |
10799 | /*********************************************************************** | |
10800 | Algorithms | |
10801 | ***********************************************************************/ | |
3cf3436e JR |
10802 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
10803 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
10804 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
ac849ba4 | 10805 | static void XPutPixel (XImage *, int, int, COLORREF); |
3cf3436e JR |
10806 | |
10807 | /* Non-zero means draw a cross on images having `:conversion | |
10808 | disabled'. */ | |
6fc2811b | 10809 | |
3cf3436e | 10810 | int cross_disabled_images; |
6fc2811b | 10811 | |
3cf3436e JR |
10812 | /* Edge detection matrices for different edge-detection |
10813 | strategies. */ | |
6fc2811b | 10814 | |
3cf3436e JR |
10815 | static int emboss_matrix[9] = { |
10816 | /* x - 1 x x + 1 */ | |
10817 | 2, -1, 0, /* y - 1 */ | |
10818 | -1, 0, 1, /* y */ | |
10819 | 0, 1, -2 /* y + 1 */ | |
10820 | }; | |
10821 | ||
10822 | static int laplace_matrix[9] = { | |
10823 | /* x - 1 x x + 1 */ | |
10824 | 1, 0, 0, /* y - 1 */ | |
10825 | 0, 0, 0, /* y */ | |
10826 | 0, 0, -1 /* y + 1 */ | |
10827 | }; | |
10828 | ||
10829 | /* Value is the intensity of the color whose red/green/blue values | |
10830 | are R, G, and B. */ | |
10831 | ||
10832 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
10833 | ||
10834 | ||
10835 | /* On frame F, return an array of XColor structures describing image | |
10836 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
10837 | non-zero means also fill the red/green/blue members of the XColor | |
10838 | structures. Value is a pointer to the array of XColors structures, | |
10839 | allocated with xmalloc; it must be freed by the caller. */ | |
10840 | ||
10841 | static XColor * | |
10842 | x_to_xcolors (f, img, rgb_p) | |
10843 | struct frame *f; | |
10844 | struct image *img; | |
10845 | int rgb_p; | |
10846 | { | |
10847 | int x, y; | |
10848 | XColor *colors, *p; | |
197edd35 JR |
10849 | HDC hdc, bmpdc; |
10850 | HGDIOBJ prev; | |
3cf3436e JR |
10851 | |
10852 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); | |
197edd35 JR |
10853 | |
10854 | /* Load the image into a memory device context. */ | |
10855 | hdc = get_frame_dc (f); | |
10856 | bmpdc = CreateCompatibleDC (hdc); | |
10857 | release_frame_dc (f, hdc); | |
10858 | prev = SelectObject (bmpdc, img->pixmap); | |
3cf3436e JR |
10859 | |
10860 | /* Fill the `pixel' members of the XColor array. I wished there | |
10861 | were an easy and portable way to circumvent XGetPixel. */ | |
10862 | p = colors; | |
10863 | for (y = 0; y < img->height; ++y) | |
10864 | { | |
10865 | XColor *row = p; | |
7d0393cf | 10866 | |
3cf3436e | 10867 | for (x = 0; x < img->width; ++x, ++p) |
197edd35 JR |
10868 | { |
10869 | /* TODO: palette support needed here? */ | |
10870 | p->pixel = GetPixel (bmpdc, x, y); | |
3cf3436e | 10871 | |
197edd35 JR |
10872 | if (rgb_p) |
10873 | { | |
10874 | p->red = 256 * GetRValue (p->pixel); | |
10875 | p->green = 256 * GetGValue (p->pixel); | |
10876 | p->blue = 256 * GetBValue (p->pixel); | |
10877 | } | |
10878 | } | |
3cf3436e JR |
10879 | } |
10880 | ||
197edd35 JR |
10881 | SelectObject (bmpdc, prev); |
10882 | DeleteDC (bmpdc); | |
10883 | ||
3cf3436e JR |
10884 | return colors; |
10885 | } | |
10886 | ||
ac849ba4 JR |
10887 | /* Put a pixel of COLOR at position X, Y in XIMG. XIMG must have been |
10888 | created with CreateDIBSection, with the pointer to the bit values | |
10889 | stored in ximg->data. */ | |
10890 | ||
10891 | static void XPutPixel (ximg, x, y, color) | |
10892 | XImage * ximg; | |
10893 | int x, y; | |
10894 | COLORREF color; | |
10895 | { | |
10896 | int width = ximg->info.bmiHeader.biWidth; | |
10897 | int height = ximg->info.bmiHeader.biHeight; | |
ac849ba4 JR |
10898 | unsigned char * pixel; |
10899 | ||
54eefef1 JR |
10900 | /* True color images. */ |
10901 | if (ximg->info.bmiHeader.biBitCount == 24) | |
10902 | { | |
10903 | int rowbytes = width * 3; | |
10904 | /* Ensure scanlines are aligned on 4 byte boundaries. */ | |
10905 | if (rowbytes % 4) | |
10906 | rowbytes += 4 - (rowbytes % 4); | |
10907 | ||
10908 | pixel = ximg->data + y * rowbytes + x * 3; | |
10909 | /* Windows bitmaps are in BGR order. */ | |
10910 | *pixel = GetBValue (color); | |
10911 | *(pixel + 1) = GetGValue (color); | |
10912 | *(pixel + 2) = GetRValue (color); | |
10913 | } | |
10914 | /* Monochrome images. */ | |
10915 | else if (ximg->info.bmiHeader.biBitCount == 1) | |
10916 | { | |
10917 | int rowbytes = width / 8; | |
10918 | /* Ensure scanlines are aligned on 4 byte boundaries. */ | |
10919 | if (rowbytes % 4) | |
10920 | rowbytes += 4 - (rowbytes % 4); | |
10921 | pixel = ximg->data + y * rowbytes + x / 8; | |
10922 | /* Filter out palette info. */ | |
10923 | if (color & 0x00ffffff) | |
10924 | *pixel = *pixel | (1 << x % 8); | |
10925 | else | |
10926 | *pixel = *pixel & ~(1 << x % 8); | |
10927 | } | |
10928 | else | |
839b1909 | 10929 | image_error ("XPutPixel: palette image not supported.", Qnil, Qnil); |
ac849ba4 JR |
10930 | } |
10931 | ||
3cf3436e JR |
10932 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
10933 | RGB members are set. F is the frame on which this all happens. | |
10934 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
6fc2811b JR |
10935 | |
10936 | static void | |
3cf3436e | 10937 | x_from_xcolors (f, img, colors) |
6fc2811b | 10938 | struct frame *f; |
3cf3436e | 10939 | struct image *img; |
6fc2811b | 10940 | XColor *colors; |
6fc2811b | 10941 | { |
3cf3436e JR |
10942 | int x, y; |
10943 | XImage *oimg; | |
10944 | Pixmap pixmap; | |
10945 | XColor *p; | |
ac849ba4 | 10946 | #if 0 /* TODO: color tables. */ |
3cf3436e | 10947 | init_color_table (); |
ac849ba4 | 10948 | #endif |
3cf3436e JR |
10949 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
10950 | &oimg, &pixmap); | |
10951 | p = colors; | |
10952 | for (y = 0; y < img->height; ++y) | |
10953 | for (x = 0; x < img->width; ++x, ++p) | |
10954 | { | |
10955 | unsigned long pixel; | |
ac849ba4 | 10956 | #if 0 /* TODO: color tables. */ |
3cf3436e | 10957 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); |
ac849ba4 | 10958 | #else |
197edd35 | 10959 | pixel = PALETTERGB (p->red / 256, p->green / 256, p->blue / 256); |
ac849ba4 | 10960 | #endif |
3cf3436e JR |
10961 | XPutPixel (oimg, x, y, pixel); |
10962 | } | |
6fc2811b | 10963 | |
3cf3436e JR |
10964 | xfree (colors); |
10965 | x_clear_image_1 (f, img, 1, 0, 1); | |
6fc2811b | 10966 | |
3cf3436e JR |
10967 | x_put_x_image (f, oimg, pixmap, img->width, img->height); |
10968 | x_destroy_x_image (oimg); | |
10969 | img->pixmap = pixmap; | |
ac849ba4 | 10970 | #if 0 /* TODO: color tables. */ |
3cf3436e JR |
10971 | img->colors = colors_in_color_table (&img->ncolors); |
10972 | free_color_table (); | |
ac849ba4 | 10973 | #endif |
6fc2811b JR |
10974 | } |
10975 | ||
10976 | ||
3cf3436e JR |
10977 | /* On frame F, perform edge-detection on image IMG. |
10978 | ||
10979 | MATRIX is a nine-element array specifying the transformation | |
10980 | matrix. See emboss_matrix for an example. | |
7d0393cf | 10981 | |
3cf3436e JR |
10982 | COLOR_ADJUST is a color adjustment added to each pixel of the |
10983 | outgoing image. */ | |
6fc2811b JR |
10984 | |
10985 | static void | |
3cf3436e | 10986 | x_detect_edges (f, img, matrix, color_adjust) |
6fc2811b | 10987 | struct frame *f; |
3cf3436e JR |
10988 | struct image *img; |
10989 | int matrix[9], color_adjust; | |
6fc2811b | 10990 | { |
3cf3436e JR |
10991 | XColor *colors = x_to_xcolors (f, img, 1); |
10992 | XColor *new, *p; | |
10993 | int x, y, i, sum; | |
10994 | ||
10995 | for (i = sum = 0; i < 9; ++i) | |
10996 | sum += abs (matrix[i]); | |
10997 | ||
10998 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) | |
10999 | ||
11000 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); | |
11001 | ||
11002 | for (y = 0; y < img->height; ++y) | |
11003 | { | |
11004 | p = COLOR (new, 0, y); | |
11005 | p->red = p->green = p->blue = 0xffff/2; | |
11006 | p = COLOR (new, img->width - 1, y); | |
11007 | p->red = p->green = p->blue = 0xffff/2; | |
11008 | } | |
7d0393cf | 11009 | |
3cf3436e JR |
11010 | for (x = 1; x < img->width - 1; ++x) |
11011 | { | |
11012 | p = COLOR (new, x, 0); | |
11013 | p->red = p->green = p->blue = 0xffff/2; | |
11014 | p = COLOR (new, x, img->height - 1); | |
11015 | p->red = p->green = p->blue = 0xffff/2; | |
11016 | } | |
11017 | ||
11018 | for (y = 1; y < img->height - 1; ++y) | |
11019 | { | |
11020 | p = COLOR (new, 1, y); | |
7d0393cf | 11021 | |
3cf3436e JR |
11022 | for (x = 1; x < img->width - 1; ++x, ++p) |
11023 | { | |
11024 | int r, g, b, y1, x1; | |
11025 | ||
11026 | r = g = b = i = 0; | |
11027 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
11028 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
11029 | if (matrix[i]) | |
11030 | { | |
11031 | XColor *t = COLOR (colors, x1, y1); | |
11032 | r += matrix[i] * t->red; | |
11033 | g += matrix[i] * t->green; | |
11034 | b += matrix[i] * t->blue; | |
11035 | } | |
11036 | ||
11037 | r = (r / sum + color_adjust) & 0xffff; | |
11038 | g = (g / sum + color_adjust) & 0xffff; | |
11039 | b = (b / sum + color_adjust) & 0xffff; | |
11040 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); | |
11041 | } | |
11042 | } | |
11043 | ||
11044 | xfree (colors); | |
11045 | x_from_xcolors (f, img, new); | |
11046 | ||
11047 | #undef COLOR | |
11048 | } | |
11049 | ||
11050 | ||
11051 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
11052 | on frame F. */ | |
11053 | ||
11054 | static void | |
11055 | x_emboss (f, img) | |
11056 | struct frame *f; | |
11057 | struct image *img; | |
11058 | { | |
11059 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
6fc2811b | 11060 | } |
3cf3436e | 11061 | |
6fc2811b JR |
11062 | |
11063 | /* Transform image IMG which is used on frame F with a Laplace | |
11064 | edge-detection algorithm. The result is an image that can be used | |
11065 | to draw disabled buttons, for example. */ | |
11066 | ||
11067 | static void | |
11068 | x_laplace (f, img) | |
11069 | struct frame *f; | |
11070 | struct image *img; | |
11071 | { | |
3cf3436e JR |
11072 | x_detect_edges (f, img, laplace_matrix, 45000); |
11073 | } | |
6fc2811b | 11074 | |
6fc2811b | 11075 | |
3cf3436e JR |
11076 | /* Perform edge-detection on image IMG on frame F, with specified |
11077 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
6fc2811b | 11078 | |
3cf3436e | 11079 | MATRIX must be either |
6fc2811b | 11080 | |
3cf3436e JR |
11081 | - a list of at least 9 numbers in row-major form |
11082 | - a vector of at least 9 numbers | |
6fc2811b | 11083 | |
3cf3436e JR |
11084 | COLOR_ADJUST nil means use a default; otherwise it must be a |
11085 | number. */ | |
6fc2811b | 11086 | |
3cf3436e JR |
11087 | static void |
11088 | x_edge_detection (f, img, matrix, color_adjust) | |
11089 | struct frame *f; | |
11090 | struct image *img; | |
11091 | Lisp_Object matrix, color_adjust; | |
11092 | { | |
11093 | int i = 0; | |
11094 | int trans[9]; | |
7d0393cf | 11095 | |
3cf3436e | 11096 | if (CONSP (matrix)) |
6fc2811b | 11097 | { |
3cf3436e JR |
11098 | for (i = 0; |
11099 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
11100 | ++i, matrix = XCDR (matrix)) | |
11101 | trans[i] = XFLOATINT (XCAR (matrix)); | |
11102 | } | |
11103 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
11104 | { | |
11105 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
11106 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
11107 | } | |
11108 | ||
11109 | if (NILP (color_adjust)) | |
11110 | color_adjust = make_number (0xffff / 2); | |
11111 | ||
11112 | if (i == 9 && NUMBERP (color_adjust)) | |
11113 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
11114 | } | |
11115 | ||
6fc2811b | 11116 | |
3cf3436e | 11117 | /* Transform image IMG on frame F so that it looks disabled. */ |
6fc2811b | 11118 | |
3cf3436e JR |
11119 | static void |
11120 | x_disable_image (f, img) | |
11121 | struct frame *f; | |
11122 | struct image *img; | |
11123 | { | |
ac849ba4 | 11124 | struct w32_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
3cf3436e | 11125 | |
ac849ba4 | 11126 | if (dpyinfo->n_planes * dpyinfo->n_cbits >= 2) |
3cf3436e JR |
11127 | { |
11128 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
11129 | drawing such images with a stipple can look very odd, so | |
11130 | we're using this method instead. */ | |
11131 | XColor *colors = x_to_xcolors (f, img, 1); | |
11132 | XColor *p, *end; | |
11133 | const int h = 15000; | |
11134 | const int l = 30000; | |
11135 | ||
11136 | for (p = colors, end = colors + img->width * img->height; | |
11137 | p < end; | |
11138 | ++p) | |
6fc2811b | 11139 | { |
3cf3436e JR |
11140 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); |
11141 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
11142 | p->red = p->green = p->blue = i2; | |
6fc2811b JR |
11143 | } |
11144 | ||
3cf3436e | 11145 | x_from_xcolors (f, img, colors); |
6fc2811b JR |
11146 | } |
11147 | ||
3cf3436e JR |
11148 | /* Draw a cross over the disabled image, if we must or if we |
11149 | should. */ | |
ac849ba4 | 11150 | if (dpyinfo->n_planes * dpyinfo->n_cbits < 2 || cross_disabled_images) |
3cf3436e | 11151 | { |
197edd35 JR |
11152 | HDC hdc, bmpdc; |
11153 | HGDIOBJ prev; | |
11154 | ||
11155 | hdc = get_frame_dc (f); | |
11156 | bmpdc = CreateCompatibleDC (hdc); | |
11157 | release_frame_dc (f, hdc); | |
11158 | ||
11159 | prev = SelectObject (bmpdc, img->pixmap); | |
6fc2811b | 11160 | |
197edd35 JR |
11161 | SetTextColor (bmpdc, BLACK_PIX_DEFAULT (f)); |
11162 | MoveToEx (bmpdc, 0, 0, NULL); | |
11163 | LineTo (bmpdc, img->width - 1, img->height - 1); | |
11164 | MoveToEx (bmpdc, 0, img->height - 1, NULL); | |
11165 | LineTo (bmpdc, img->width - 1, 0); | |
6fc2811b | 11166 | |
3cf3436e JR |
11167 | if (img->mask) |
11168 | { | |
197edd35 JR |
11169 | SelectObject (bmpdc, img->mask); |
11170 | SetTextColor (bmpdc, WHITE_PIX_DEFAULT (f)); | |
11171 | MoveToEx (bmpdc, 0, 0, NULL); | |
11172 | LineTo (bmpdc, img->width - 1, img->height - 1); | |
11173 | MoveToEx (bmpdc, 0, img->height - 1, NULL); | |
11174 | LineTo (bmpdc, img->width - 1, 0); | |
3cf3436e | 11175 | } |
197edd35 JR |
11176 | SelectObject (bmpdc, prev); |
11177 | DeleteDC (bmpdc); | |
3cf3436e | 11178 | } |
6fc2811b JR |
11179 | } |
11180 | ||
11181 | ||
11182 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
11183 | name of an image file, for error messages. HOW determines how to | |
11184 | determine the background color of IMG. If it is a list '(R G B)', | |
11185 | with R, G, and B being integers >= 0, take that as the color of the | |
11186 | background. Otherwise, determine the background color of IMG | |
11187 | heuristically. Value is non-zero if successful. */ | |
11188 | ||
11189 | static int | |
11190 | x_build_heuristic_mask (f, img, how) | |
11191 | struct frame *f; | |
11192 | struct image *img; | |
11193 | Lisp_Object how; | |
11194 | { | |
197edd35 JR |
11195 | HDC img_dc, frame_dc; |
11196 | HGDIOBJ prev; | |
11197 | char *mask_img; | |
a05e2bae JR |
11198 | int x, y, rc, use_img_background; |
11199 | unsigned long bg = 0; | |
197edd35 | 11200 | int row_width; |
a05e2bae JR |
11201 | |
11202 | if (img->mask) | |
11203 | { | |
197edd35 JR |
11204 | DeleteObject (img->mask); |
11205 | img->mask = NULL; | |
a05e2bae JR |
11206 | img->background_transparent_valid = 0; |
11207 | } | |
6fc2811b | 11208 | |
197edd35 JR |
11209 | /* Create the bit array serving as mask. */ |
11210 | row_width = (img->width + 7) / 8; | |
11211 | mask_img = xmalloc (row_width * img->height); | |
11212 | bzero (mask_img, row_width * img->height); | |
6fc2811b | 11213 | |
197edd35 JR |
11214 | /* Create a memory device context for IMG->pixmap. */ |
11215 | frame_dc = get_frame_dc (f); | |
11216 | img_dc = CreateCompatibleDC (frame_dc); | |
11217 | release_frame_dc (f, frame_dc); | |
11218 | prev = SelectObject (img_dc, img->pixmap); | |
6fc2811b | 11219 | |
197edd35 | 11220 | /* Determine the background color of img_dc. If HOW is `(R G B)' |
a05e2bae JR |
11221 | take that as color. Otherwise, use the image's background color. */ |
11222 | use_img_background = 1; | |
7d0393cf | 11223 | |
6fc2811b JR |
11224 | if (CONSP (how)) |
11225 | { | |
a05e2bae | 11226 | int rgb[3], i; |
6fc2811b | 11227 | |
a05e2bae | 11228 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
6fc2811b JR |
11229 | { |
11230 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
11231 | how = XCDR (how); | |
11232 | } | |
11233 | ||
11234 | if (i == 3 && NILP (how)) | |
11235 | { | |
11236 | char color_name[30]; | |
6fc2811b | 11237 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
0040b876 | 11238 | bg = x_alloc_image_color (f, img, build_string (color_name), 0) |
8f92c555 | 11239 | & 0x00ffffff; /* Filter out palette info. */ |
a05e2bae | 11240 | use_img_background = 0; |
6fc2811b JR |
11241 | } |
11242 | } | |
7d0393cf | 11243 | |
a05e2bae | 11244 | if (use_img_background) |
197edd35 | 11245 | bg = four_corners_best (img_dc, img->width, img->height); |
6fc2811b JR |
11246 | |
11247 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
11248 | from the background color bg. */ | |
11249 | for (y = 0; y < img->height; ++y) | |
11250 | for (x = 0; x < img->width; ++x) | |
197edd35 JR |
11251 | { |
11252 | COLORREF p = GetPixel (img_dc, x, y); | |
11253 | if (p != bg) | |
11254 | mask_img[y * row_width + x / 8] |= 1 << (x % 8); | |
11255 | } | |
11256 | ||
11257 | /* Create the mask image. */ | |
11258 | img->mask = w32_create_pixmap_from_bitmap_data (img->width, img->height, | |
11259 | mask_img); | |
6fc2811b | 11260 | |
a05e2bae | 11261 | /* Fill in the background_transparent field while we have the mask handy. */ |
197edd35 JR |
11262 | SelectObject (img_dc, img->mask); |
11263 | ||
11264 | image_background_transparent (img, f, img_dc); | |
a05e2bae | 11265 | |
6fc2811b | 11266 | /* Put mask_img into img->mask. */ |
54eefef1 | 11267 | x_destroy_x_image ((XImage *)mask_img); |
197edd35 JR |
11268 | SelectObject (img_dc, prev); |
11269 | DeleteDC (img_dc); | |
6fc2811b JR |
11270 | |
11271 | return 1; | |
11272 | } | |
217e5be0 | 11273 | |
6fc2811b JR |
11274 | \f |
11275 | /*********************************************************************** | |
11276 | PBM (mono, gray, color) | |
11277 | ***********************************************************************/ | |
6fc2811b JR |
11278 | |
11279 | static int pbm_image_p P_ ((Lisp_Object object)); | |
11280 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
11281 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); | |
11282 | ||
11283 | /* The symbol `pbm' identifying images of this type. */ | |
11284 | ||
11285 | Lisp_Object Qpbm; | |
11286 | ||
11287 | /* Indices of image specification fields in gs_format, below. */ | |
11288 | ||
11289 | enum pbm_keyword_index | |
11290 | { | |
11291 | PBM_TYPE, | |
11292 | PBM_FILE, | |
11293 | PBM_DATA, | |
11294 | PBM_ASCENT, | |
11295 | PBM_MARGIN, | |
11296 | PBM_RELIEF, | |
11297 | PBM_ALGORITHM, | |
11298 | PBM_HEURISTIC_MASK, | |
a05e2bae JR |
11299 | PBM_MASK, |
11300 | PBM_FOREGROUND, | |
11301 | PBM_BACKGROUND, | |
6fc2811b JR |
11302 | PBM_LAST |
11303 | }; | |
11304 | ||
11305 | /* Vector of image_keyword structures describing the format | |
11306 | of valid user-defined image specifications. */ | |
11307 | ||
11308 | static struct image_keyword pbm_format[PBM_LAST] = | |
11309 | { | |
11310 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11311 | {":file", IMAGE_STRING_VALUE, 0}, | |
11312 | {":data", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 11313 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 11314 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11315 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 11316 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
3cf3436e JR |
11317 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11318 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11319 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
11320 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11321 | }; |
11322 | ||
11323 | /* Structure describing the image type `pbm'. */ | |
11324 | ||
11325 | static struct image_type pbm_type = | |
11326 | { | |
11327 | &Qpbm, | |
11328 | pbm_image_p, | |
11329 | pbm_load, | |
11330 | x_clear_image, | |
11331 | NULL | |
11332 | }; | |
11333 | ||
11334 | ||
11335 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
11336 | ||
11337 | static int | |
11338 | pbm_image_p (object) | |
11339 | Lisp_Object object; | |
11340 | { | |
11341 | struct image_keyword fmt[PBM_LAST]; | |
7d0393cf | 11342 | |
6fc2811b | 11343 | bcopy (pbm_format, fmt, sizeof fmt); |
7d0393cf | 11344 | |
8f92c555 | 11345 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
6fc2811b JR |
11346 | return 0; |
11347 | ||
11348 | /* Must specify either :data or :file. */ | |
11349 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
11350 | } | |
11351 | ||
11352 | ||
11353 | /* Scan a decimal number from *S and return it. Advance *S while | |
11354 | reading the number. END is the end of the string. Value is -1 at | |
11355 | end of input. */ | |
11356 | ||
11357 | static int | |
11358 | pbm_scan_number (s, end) | |
11359 | unsigned char **s, *end; | |
11360 | { | |
11361 | int c, val = -1; | |
11362 | ||
11363 | while (*s < end) | |
11364 | { | |
11365 | /* Skip white-space. */ | |
11366 | while (*s < end && (c = *(*s)++, isspace (c))) | |
11367 | ; | |
11368 | ||
11369 | if (c == '#') | |
11370 | { | |
11371 | /* Skip comment to end of line. */ | |
11372 | while (*s < end && (c = *(*s)++, c != '\n')) | |
11373 | ; | |
11374 | } | |
11375 | else if (isdigit (c)) | |
11376 | { | |
11377 | /* Read decimal number. */ | |
11378 | val = c - '0'; | |
11379 | while (*s < end && (c = *(*s)++, isdigit (c))) | |
11380 | val = 10 * val + c - '0'; | |
11381 | break; | |
11382 | } | |
11383 | else | |
11384 | break; | |
11385 | } | |
11386 | ||
11387 | return val; | |
11388 | } | |
11389 | ||
11390 | ||
11391 | /* Read FILE into memory. Value is a pointer to a buffer allocated | |
11392 | with xmalloc holding FILE's contents. Value is null if an error | |
6f826971 | 11393 | occurred. *SIZE is set to the size of the file. */ |
6fc2811b JR |
11394 | |
11395 | static char * | |
11396 | pbm_read_file (file, size) | |
11397 | Lisp_Object file; | |
11398 | int *size; | |
11399 | { | |
11400 | FILE *fp = NULL; | |
11401 | char *buf = NULL; | |
11402 | struct stat st; | |
11403 | ||
d5db4077 KR |
11404 | if (stat (SDATA (file), &st) == 0 |
11405 | && (fp = fopen (SDATA (file), "r")) != NULL | |
6fc2811b JR |
11406 | && (buf = (char *) xmalloc (st.st_size), |
11407 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
11408 | { | |
11409 | *size = st.st_size; | |
11410 | fclose (fp); | |
11411 | } | |
11412 | else | |
11413 | { | |
11414 | if (fp) | |
11415 | fclose (fp); | |
11416 | if (buf) | |
11417 | { | |
11418 | xfree (buf); | |
11419 | buf = NULL; | |
11420 | } | |
11421 | } | |
7d0393cf | 11422 | |
6fc2811b JR |
11423 | return buf; |
11424 | } | |
11425 | ||
11426 | ||
11427 | /* Load PBM image IMG for use on frame F. */ | |
11428 | ||
7d0393cf | 11429 | static int |
6fc2811b JR |
11430 | pbm_load (f, img) |
11431 | struct frame *f; | |
11432 | struct image *img; | |
11433 | { | |
11434 | int raw_p, x, y; | |
11435 | int width, height, max_color_idx = 0; | |
11436 | XImage *ximg; | |
11437 | Lisp_Object file, specified_file; | |
11438 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
11439 | struct gcpro gcpro1; | |
11440 | unsigned char *contents = NULL; | |
11441 | unsigned char *end, *p; | |
11442 | int size; | |
11443 | ||
11444 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11445 | file = Qnil; | |
11446 | GCPRO1 (file); | |
11447 | ||
11448 | if (STRINGP (specified_file)) | |
11449 | { | |
11450 | file = x_find_image_file (specified_file); | |
11451 | if (!STRINGP (file)) | |
11452 | { | |
11453 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11454 | UNGCPRO; | |
11455 | return 0; | |
11456 | } | |
11457 | ||
d5db4077 | 11458 | contents = slurp_file (SDATA (file), &size); |
6fc2811b JR |
11459 | if (contents == NULL) |
11460 | { | |
11461 | image_error ("Error reading `%s'", file, Qnil); | |
11462 | UNGCPRO; | |
11463 | return 0; | |
11464 | } | |
11465 | ||
11466 | p = contents; | |
11467 | end = contents + size; | |
11468 | } | |
11469 | else | |
11470 | { | |
11471 | Lisp_Object data; | |
11472 | data = image_spec_value (img->spec, QCdata, NULL); | |
d5db4077 KR |
11473 | p = SDATA (data); |
11474 | end = p + SBYTES (data); | |
6fc2811b JR |
11475 | } |
11476 | ||
11477 | /* Check magic number. */ | |
11478 | if (end - p < 2 || *p++ != 'P') | |
11479 | { | |
11480 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
11481 | error: | |
11482 | xfree (contents); | |
11483 | UNGCPRO; | |
11484 | return 0; | |
11485 | } | |
11486 | ||
6fc2811b JR |
11487 | switch (*p++) |
11488 | { | |
11489 | case '1': | |
11490 | raw_p = 0, type = PBM_MONO; | |
11491 | break; | |
7d0393cf | 11492 | |
6fc2811b JR |
11493 | case '2': |
11494 | raw_p = 0, type = PBM_GRAY; | |
11495 | break; | |
11496 | ||
11497 | case '3': | |
11498 | raw_p = 0, type = PBM_COLOR; | |
11499 | break; | |
11500 | ||
11501 | case '4': | |
11502 | raw_p = 1, type = PBM_MONO; | |
11503 | break; | |
7d0393cf | 11504 | |
6fc2811b JR |
11505 | case '5': |
11506 | raw_p = 1, type = PBM_GRAY; | |
11507 | break; | |
7d0393cf | 11508 | |
6fc2811b JR |
11509 | case '6': |
11510 | raw_p = 1, type = PBM_COLOR; | |
11511 | break; | |
11512 | ||
11513 | default: | |
11514 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
11515 | goto error; | |
11516 | } | |
11517 | ||
11518 | /* Read width, height, maximum color-component. Characters | |
11519 | starting with `#' up to the end of a line are ignored. */ | |
11520 | width = pbm_scan_number (&p, end); | |
11521 | height = pbm_scan_number (&p, end); | |
11522 | ||
11523 | if (type != PBM_MONO) | |
11524 | { | |
11525 | max_color_idx = pbm_scan_number (&p, end); | |
11526 | if (raw_p && max_color_idx > 255) | |
11527 | max_color_idx = 255; | |
11528 | } | |
7d0393cf | 11529 | |
6fc2811b JR |
11530 | if (width < 0 |
11531 | || height < 0 | |
11532 | || (type != PBM_MONO && max_color_idx < 0)) | |
11533 | goto error; | |
11534 | ||
ac849ba4 | 11535 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
3cf3436e JR |
11536 | goto error; |
11537 | ||
ac849ba4 | 11538 | #if 0 /* TODO: color tables. */ |
6fc2811b JR |
11539 | /* Initialize the color hash table. */ |
11540 | init_color_table (); | |
ac849ba4 | 11541 | #endif |
6fc2811b JR |
11542 | |
11543 | if (type == PBM_MONO) | |
11544 | { | |
11545 | int c = 0, g; | |
3cf3436e JR |
11546 | struct image_keyword fmt[PBM_LAST]; |
11547 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
11548 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
11549 | ||
11550 | /* Parse the image specification. */ | |
11551 | bcopy (pbm_format, fmt, sizeof fmt); | |
11552 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
7d0393cf | 11553 | |
3cf3436e JR |
11554 | /* Get foreground and background colors, maybe allocate colors. */ |
11555 | if (fmt[PBM_FOREGROUND].count | |
11556 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
11557 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); | |
11558 | if (fmt[PBM_BACKGROUND].count | |
11559 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
a05e2bae JR |
11560 | { |
11561 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
11562 | img->background = bg; | |
11563 | img->background_valid = 1; | |
11564 | } | |
11565 | ||
6fc2811b JR |
11566 | for (y = 0; y < height; ++y) |
11567 | for (x = 0; x < width; ++x) | |
11568 | { | |
11569 | if (raw_p) | |
11570 | { | |
11571 | if ((x & 7) == 0) | |
11572 | c = *p++; | |
11573 | g = c & 0x80; | |
11574 | c <<= 1; | |
11575 | } | |
11576 | else | |
11577 | g = pbm_scan_number (&p, end); | |
11578 | ||
3cf3436e | 11579 | XPutPixel (ximg, x, y, g ? fg : bg); |
6fc2811b JR |
11580 | } |
11581 | } | |
11582 | else | |
11583 | { | |
11584 | for (y = 0; y < height; ++y) | |
11585 | for (x = 0; x < width; ++x) | |
11586 | { | |
11587 | int r, g, b; | |
7d0393cf | 11588 | |
6fc2811b JR |
11589 | if (type == PBM_GRAY) |
11590 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); | |
11591 | else if (raw_p) | |
11592 | { | |
11593 | r = *p++; | |
11594 | g = *p++; | |
11595 | b = *p++; | |
11596 | } | |
11597 | else | |
11598 | { | |
11599 | r = pbm_scan_number (&p, end); | |
11600 | g = pbm_scan_number (&p, end); | |
11601 | b = pbm_scan_number (&p, end); | |
11602 | } | |
7d0393cf | 11603 | |
6fc2811b JR |
11604 | if (r < 0 || g < 0 || b < 0) |
11605 | { | |
ac849ba4 | 11606 | x_destroy_x_image (ximg); |
6fc2811b JR |
11607 | image_error ("Invalid pixel value in image `%s'", |
11608 | img->spec, Qnil); | |
11609 | goto error; | |
11610 | } | |
7d0393cf | 11611 | |
6fc2811b | 11612 | /* RGB values are now in the range 0..max_color_idx. |
ac849ba4 JR |
11613 | Scale this to the range 0..0xff supported by W32. */ |
11614 | r = (int) ((double) r * 255 / max_color_idx); | |
11615 | g = (int) ((double) g * 255 / max_color_idx); | |
11616 | b = (int) ((double) b * 255 / max_color_idx); | |
11617 | XPutPixel (ximg, x, y, | |
11618 | #if 0 /* TODO: color tables. */ | |
11619 | lookup_rgb_color (f, r, g, b)); | |
11620 | #else | |
11621 | PALETTERGB (r, g, b)); | |
11622 | #endif | |
6fc2811b JR |
11623 | } |
11624 | } | |
ac849ba4 JR |
11625 | |
11626 | #if 0 /* TODO: color tables. */ | |
6fc2811b JR |
11627 | /* Store in IMG->colors the colors allocated for the image, and |
11628 | free the color table. */ | |
11629 | img->colors = colors_in_color_table (&img->ncolors); | |
11630 | free_color_table (); | |
ac849ba4 | 11631 | #endif |
a05e2bae JR |
11632 | /* Maybe fill in the background field while we have ximg handy. */ |
11633 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
11634 | IMAGE_BACKGROUND (img, f, ximg); | |
7d0393cf | 11635 | |
6fc2811b JR |
11636 | /* Put the image into a pixmap. */ |
11637 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11638 | x_destroy_x_image (ximg); | |
7d0393cf | 11639 | |
6fc2811b JR |
11640 | img->width = width; |
11641 | img->height = height; | |
11642 | ||
11643 | UNGCPRO; | |
11644 | xfree (contents); | |
11645 | return 1; | |
11646 | } | |
6fc2811b JR |
11647 | |
11648 | \f | |
11649 | /*********************************************************************** | |
11650 | PNG | |
11651 | ***********************************************************************/ | |
11652 | ||
11653 | #if HAVE_PNG | |
11654 | ||
11655 | #include <png.h> | |
11656 | ||
11657 | /* Function prototypes. */ | |
11658 | ||
11659 | static int png_image_p P_ ((Lisp_Object object)); | |
11660 | static int png_load P_ ((struct frame *f, struct image *img)); | |
11661 | ||
11662 | /* The symbol `png' identifying images of this type. */ | |
11663 | ||
11664 | Lisp_Object Qpng; | |
11665 | ||
11666 | /* Indices of image specification fields in png_format, below. */ | |
11667 | ||
11668 | enum png_keyword_index | |
11669 | { | |
11670 | PNG_TYPE, | |
11671 | PNG_DATA, | |
11672 | PNG_FILE, | |
11673 | PNG_ASCENT, | |
11674 | PNG_MARGIN, | |
11675 | PNG_RELIEF, | |
11676 | PNG_ALGORITHM, | |
11677 | PNG_HEURISTIC_MASK, | |
a05e2bae JR |
11678 | PNG_MASK, |
11679 | PNG_BACKGROUND, | |
6fc2811b JR |
11680 | PNG_LAST |
11681 | }; | |
11682 | ||
11683 | /* Vector of image_keyword structures describing the format | |
11684 | of valid user-defined image specifications. */ | |
11685 | ||
11686 | static struct image_keyword png_format[PNG_LAST] = | |
11687 | { | |
11688 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11689 | {":data", IMAGE_STRING_VALUE, 0}, | |
11690 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 11691 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 11692 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11693 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 11694 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
11695 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11696 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11697 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11698 | }; |
11699 | ||
11700 | /* Structure describing the image type `png'. */ | |
11701 | ||
11702 | static struct image_type png_type = | |
11703 | { | |
11704 | &Qpng, | |
11705 | png_image_p, | |
11706 | png_load, | |
11707 | x_clear_image, | |
11708 | NULL | |
11709 | }; | |
11710 | ||
839b1909 JR |
11711 | /* PNG library details. */ |
11712 | ||
11713 | DEF_IMGLIB_FN (png_get_io_ptr); | |
11714 | DEF_IMGLIB_FN (png_check_sig); | |
11715 | DEF_IMGLIB_FN (png_create_read_struct); | |
11716 | DEF_IMGLIB_FN (png_create_info_struct); | |
11717 | DEF_IMGLIB_FN (png_destroy_read_struct); | |
11718 | DEF_IMGLIB_FN (png_set_read_fn); | |
c922a224 | 11719 | DEF_IMGLIB_FN (png_init_io); |
839b1909 JR |
11720 | DEF_IMGLIB_FN (png_set_sig_bytes); |
11721 | DEF_IMGLIB_FN (png_read_info); | |
11722 | DEF_IMGLIB_FN (png_get_IHDR); | |
11723 | DEF_IMGLIB_FN (png_get_valid); | |
11724 | DEF_IMGLIB_FN (png_set_strip_16); | |
11725 | DEF_IMGLIB_FN (png_set_expand); | |
11726 | DEF_IMGLIB_FN (png_set_gray_to_rgb); | |
11727 | DEF_IMGLIB_FN (png_set_background); | |
11728 | DEF_IMGLIB_FN (png_get_bKGD); | |
11729 | DEF_IMGLIB_FN (png_read_update_info); | |
11730 | DEF_IMGLIB_FN (png_get_channels); | |
11731 | DEF_IMGLIB_FN (png_get_rowbytes); | |
11732 | DEF_IMGLIB_FN (png_read_image); | |
11733 | DEF_IMGLIB_FN (png_read_end); | |
11734 | DEF_IMGLIB_FN (png_error); | |
11735 | ||
11736 | static int | |
11737 | init_png_functions (library) | |
11738 | HMODULE library; | |
11739 | { | |
11740 | LOAD_IMGLIB_FN (library, png_get_io_ptr); | |
11741 | LOAD_IMGLIB_FN (library, png_check_sig); | |
11742 | LOAD_IMGLIB_FN (library, png_create_read_struct); | |
11743 | LOAD_IMGLIB_FN (library, png_create_info_struct); | |
11744 | LOAD_IMGLIB_FN (library, png_destroy_read_struct); | |
11745 | LOAD_IMGLIB_FN (library, png_set_read_fn); | |
c922a224 | 11746 | LOAD_IMGLIB_FN (library, png_init_io); |
839b1909 JR |
11747 | LOAD_IMGLIB_FN (library, png_set_sig_bytes); |
11748 | LOAD_IMGLIB_FN (library, png_read_info); | |
11749 | LOAD_IMGLIB_FN (library, png_get_IHDR); | |
11750 | LOAD_IMGLIB_FN (library, png_get_valid); | |
11751 | LOAD_IMGLIB_FN (library, png_set_strip_16); | |
11752 | LOAD_IMGLIB_FN (library, png_set_expand); | |
11753 | LOAD_IMGLIB_FN (library, png_set_gray_to_rgb); | |
11754 | LOAD_IMGLIB_FN (library, png_set_background); | |
11755 | LOAD_IMGLIB_FN (library, png_get_bKGD); | |
11756 | LOAD_IMGLIB_FN (library, png_read_update_info); | |
11757 | LOAD_IMGLIB_FN (library, png_get_channels); | |
11758 | LOAD_IMGLIB_FN (library, png_get_rowbytes); | |
11759 | LOAD_IMGLIB_FN (library, png_read_image); | |
11760 | LOAD_IMGLIB_FN (library, png_read_end); | |
11761 | LOAD_IMGLIB_FN (library, png_error); | |
11762 | return 1; | |
11763 | } | |
6fc2811b JR |
11764 | |
11765 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
11766 | ||
11767 | static int | |
11768 | png_image_p (object) | |
11769 | Lisp_Object object; | |
11770 | { | |
11771 | struct image_keyword fmt[PNG_LAST]; | |
11772 | bcopy (png_format, fmt, sizeof fmt); | |
c922a224 | 11773 | |
8f92c555 | 11774 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
6fc2811b JR |
11775 | return 0; |
11776 | ||
11777 | /* Must specify either the :data or :file keyword. */ | |
11778 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
11779 | } | |
11780 | ||
11781 | ||
11782 | /* Error and warning handlers installed when the PNG library | |
11783 | is initialized. */ | |
11784 | ||
11785 | static void | |
11786 | my_png_error (png_ptr, msg) | |
11787 | png_struct *png_ptr; | |
11788 | char *msg; | |
11789 | { | |
11790 | xassert (png_ptr != NULL); | |
11791 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
11792 | longjmp (png_ptr->jmpbuf, 1); | |
11793 | } | |
11794 | ||
11795 | ||
11796 | static void | |
11797 | my_png_warning (png_ptr, msg) | |
11798 | png_struct *png_ptr; | |
11799 | char *msg; | |
11800 | { | |
11801 | xassert (png_ptr != NULL); | |
11802 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
11803 | } | |
11804 | ||
6fc2811b JR |
11805 | /* Memory source for PNG decoding. */ |
11806 | ||
11807 | struct png_memory_storage | |
11808 | { | |
11809 | unsigned char *bytes; /* The data */ | |
11810 | size_t len; /* How big is it? */ | |
11811 | int index; /* Where are we? */ | |
11812 | }; | |
11813 | ||
11814 | ||
11815 | /* Function set as reader function when reading PNG image from memory. | |
11816 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
11817 | bytes from the input to DATA. */ | |
11818 | ||
11819 | static void | |
11820 | png_read_from_memory (png_ptr, data, length) | |
11821 | png_structp png_ptr; | |
11822 | png_bytep data; | |
11823 | png_size_t length; | |
11824 | { | |
11825 | struct png_memory_storage *tbr | |
839b1909 | 11826 | = (struct png_memory_storage *) fn_png_get_io_ptr (png_ptr); |
6fc2811b JR |
11827 | |
11828 | if (length > tbr->len - tbr->index) | |
839b1909 | 11829 | fn_png_error (png_ptr, "Read error"); |
c922a224 | 11830 | |
6fc2811b JR |
11831 | bcopy (tbr->bytes + tbr->index, data, length); |
11832 | tbr->index = tbr->index + length; | |
11833 | } | |
11834 | ||
6fc2811b JR |
11835 | /* Load PNG image IMG for use on frame F. Value is non-zero if |
11836 | successful. */ | |
11837 | ||
11838 | static int | |
11839 | png_load (f, img) | |
11840 | struct frame *f; | |
11841 | struct image *img; | |
11842 | { | |
11843 | Lisp_Object file, specified_file; | |
11844 | Lisp_Object specified_data; | |
11845 | int x, y, i; | |
11846 | XImage *ximg, *mask_img = NULL; | |
11847 | struct gcpro gcpro1; | |
11848 | png_struct *png_ptr = NULL; | |
11849 | png_info *info_ptr = NULL, *end_info = NULL; | |
a05e2bae | 11850 | FILE *volatile fp = NULL; |
6fc2811b | 11851 | png_byte sig[8]; |
54eefef1 JR |
11852 | png_byte * volatile pixels = NULL; |
11853 | png_byte ** volatile rows = NULL; | |
6fc2811b JR |
11854 | png_uint_32 width, height; |
11855 | int bit_depth, color_type, interlace_type; | |
11856 | png_byte channels; | |
11857 | png_uint_32 row_bytes; | |
11858 | int transparent_p; | |
6fc2811b JR |
11859 | double screen_gamma, image_gamma; |
11860 | int intent; | |
11861 | struct png_memory_storage tbr; /* Data to be read */ | |
11862 | ||
11863 | /* Find out what file to load. */ | |
11864 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11865 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11866 | file = Qnil; | |
11867 | GCPRO1 (file); | |
11868 | ||
11869 | if (NILP (specified_data)) | |
11870 | { | |
11871 | file = x_find_image_file (specified_file); | |
11872 | if (!STRINGP (file)) | |
54eefef1 JR |
11873 | { |
11874 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11875 | UNGCPRO; | |
11876 | return 0; | |
11877 | } | |
6fc2811b JR |
11878 | |
11879 | /* Open the image file. */ | |
d5db4077 | 11880 | fp = fopen (SDATA (file), "rb"); |
6fc2811b | 11881 | if (!fp) |
54eefef1 JR |
11882 | { |
11883 | image_error ("Cannot open image file `%s'", file, Qnil); | |
11884 | UNGCPRO; | |
11885 | fclose (fp); | |
11886 | return 0; | |
11887 | } | |
6fc2811b JR |
11888 | |
11889 | /* Check PNG signature. */ | |
11890 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
839b1909 | 11891 | || !fn_png_check_sig (sig, sizeof sig)) |
54eefef1 JR |
11892 | { |
11893 | image_error ("Not a PNG file: `%s'", file, Qnil); | |
11894 | UNGCPRO; | |
11895 | fclose (fp); | |
11896 | return 0; | |
11897 | } | |
6fc2811b JR |
11898 | } |
11899 | else | |
11900 | { | |
11901 | /* Read from memory. */ | |
d5db4077 KR |
11902 | tbr.bytes = SDATA (specified_data); |
11903 | tbr.len = SBYTES (specified_data); | |
6fc2811b JR |
11904 | tbr.index = 0; |
11905 | ||
11906 | /* Check PNG signature. */ | |
11907 | if (tbr.len < sizeof sig | |
839b1909 | 11908 | || !fn_png_check_sig (tbr.bytes, sizeof sig)) |
6fc2811b JR |
11909 | { |
11910 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); | |
11911 | UNGCPRO; | |
11912 | return 0; | |
11913 | } | |
11914 | ||
11915 | /* Need to skip past the signature. */ | |
11916 | tbr.bytes += sizeof (sig); | |
11917 | } | |
11918 | ||
6fc2811b | 11919 | /* Initialize read and info structs for PNG lib. */ |
839b1909 JR |
11920 | png_ptr = fn_png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, |
11921 | my_png_error, my_png_warning); | |
6fc2811b JR |
11922 | if (!png_ptr) |
11923 | { | |
11924 | if (fp) fclose (fp); | |
11925 | UNGCPRO; | |
11926 | return 0; | |
11927 | } | |
11928 | ||
839b1909 | 11929 | info_ptr = fn_png_create_info_struct (png_ptr); |
6fc2811b JR |
11930 | if (!info_ptr) |
11931 | { | |
839b1909 | 11932 | fn_png_destroy_read_struct (&png_ptr, NULL, NULL); |
6fc2811b JR |
11933 | if (fp) fclose (fp); |
11934 | UNGCPRO; | |
11935 | return 0; | |
11936 | } | |
11937 | ||
839b1909 | 11938 | end_info = fn_png_create_info_struct (png_ptr); |
6fc2811b JR |
11939 | if (!end_info) |
11940 | { | |
839b1909 | 11941 | fn_png_destroy_read_struct (&png_ptr, &info_ptr, NULL); |
6fc2811b JR |
11942 | if (fp) fclose (fp); |
11943 | UNGCPRO; | |
11944 | return 0; | |
11945 | } | |
11946 | ||
11947 | /* Set error jump-back. We come back here when the PNG library | |
11948 | detects an error. */ | |
11949 | if (setjmp (png_ptr->jmpbuf)) | |
11950 | { | |
11951 | error: | |
11952 | if (png_ptr) | |
839b1909 | 11953 | fn_png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); |
6fc2811b JR |
11954 | xfree (pixels); |
11955 | xfree (rows); | |
11956 | if (fp) fclose (fp); | |
11957 | UNGCPRO; | |
11958 | return 0; | |
11959 | } | |
11960 | ||
11961 | /* Read image info. */ | |
11962 | if (!NILP (specified_data)) | |
839b1909 | 11963 | fn_png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
6fc2811b | 11964 | else |
839b1909 | 11965 | fn_png_init_io (png_ptr, fp); |
6fc2811b | 11966 | |
839b1909 JR |
11967 | fn_png_set_sig_bytes (png_ptr, sizeof sig); |
11968 | fn_png_read_info (png_ptr, info_ptr); | |
11969 | fn_png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
11970 | &interlace_type, NULL, NULL); | |
6fc2811b | 11971 | |
c922a224 | 11972 | /* If image contains simply transparency data, we prefer to |
6fc2811b | 11973 | construct a clipping mask. */ |
839b1909 | 11974 | if (fn_png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) |
6fc2811b JR |
11975 | transparent_p = 1; |
11976 | else | |
11977 | transparent_p = 0; | |
11978 | ||
c922a224 | 11979 | /* This function is easier to write if we only have to handle |
6fc2811b JR |
11980 | one data format: RGB or RGBA with 8 bits per channel. Let's |
11981 | transform other formats into that format. */ | |
11982 | ||
11983 | /* Strip more than 8 bits per channel. */ | |
11984 | if (bit_depth == 16) | |
839b1909 | 11985 | fn_png_set_strip_16 (png_ptr); |
6fc2811b JR |
11986 | |
11987 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
11988 | if available. */ | |
839b1909 | 11989 | fn_png_set_expand (png_ptr); |
6fc2811b JR |
11990 | |
11991 | /* Convert grayscale images to RGB. */ | |
c922a224 | 11992 | if (color_type == PNG_COLOR_TYPE_GRAY |
6fc2811b | 11993 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) |
839b1909 | 11994 | fn_png_set_gray_to_rgb (png_ptr); |
6fc2811b | 11995 | |
54eefef1 | 11996 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
6fc2811b | 11997 | |
54eefef1 | 11998 | #if 0 /* Avoid double gamma correction for PNG images. */ |
6fc2811b | 11999 | /* Tell the PNG lib to handle gamma correction for us. */ |
6fc2811b JR |
12000 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
12001 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) | |
54eefef1 JR |
12002 | /* The libpng documentation says this is right in this case. */ |
12003 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
6fc2811b JR |
12004 | else |
12005 | #endif | |
12006 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
12007 | /* Image contains gamma information. */ | |
12008 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
12009 | else | |
54eefef1 JR |
12010 | /* Use the standard default for the image gamma. */ |
12011 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
12012 | #endif /* if 0 */ | |
6fc2811b JR |
12013 | |
12014 | /* Handle alpha channel by combining the image with a background | |
12015 | color. Do this only if a real alpha channel is supplied. For | |
12016 | simple transparency, we prefer a clipping mask. */ | |
12017 | if (!transparent_p) | |
12018 | { | |
54eefef1 | 12019 | png_color_16 *image_bg; |
a05e2bae JR |
12020 | Lisp_Object specified_bg |
12021 | = image_spec_value (img->spec, QCbackground, NULL); | |
12022 | ||
a05e2bae JR |
12023 | if (STRINGP (specified_bg)) |
12024 | /* The user specified `:background', use that. */ | |
12025 | { | |
12026 | COLORREF color; | |
d5db4077 | 12027 | if (w32_defined_color (f, SDATA (specified_bg), &color, 0)) |
a05e2bae JR |
12028 | { |
12029 | png_color_16 user_bg; | |
12030 | ||
12031 | bzero (&user_bg, sizeof user_bg); | |
54eefef1 JR |
12032 | user_bg.red = 256 * GetRValue (color); |
12033 | user_bg.green = 256 * GetGValue (color); | |
12034 | user_bg.blue = 256 * GetBValue (color); | |
6fc2811b | 12035 | |
839b1909 JR |
12036 | fn_png_set_background (png_ptr, &user_bg, |
12037 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
a05e2bae JR |
12038 | } |
12039 | } | |
839b1909 | 12040 | else if (fn_png_get_bKGD (png_ptr, info_ptr, &image_bg)) |
c922a224 | 12041 | /* Image contains a background color with which to |
6fc2811b | 12042 | combine the image. */ |
839b1909 JR |
12043 | fn_png_set_background (png_ptr, image_bg, |
12044 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
6fc2811b JR |
12045 | else |
12046 | { | |
12047 | /* Image does not contain a background color with which | |
c922a224 | 12048 | to combine the image data via an alpha channel. Use |
6fc2811b | 12049 | the frame's background instead. */ |
54eefef1 | 12050 | COLORREF color; |
6fc2811b | 12051 | png_color_16 frame_background; |
54eefef1 JR |
12052 | color = FRAME_BACKGROUND_PIXEL (f); |
12053 | #if 0 /* TODO : Colormap support. */ | |
12054 | Colormap cmap; | |
6fc2811b | 12055 | |
a05e2bae | 12056 | cmap = FRAME_X_COLORMAP (f); |
a05e2bae | 12057 | x_query_color (f, &color); |
54eefef1 | 12058 | #endif |
6fc2811b JR |
12059 | |
12060 | bzero (&frame_background, sizeof frame_background); | |
54eefef1 JR |
12061 | frame_background.red = 256 * GetRValue (color); |
12062 | frame_background.green = 256 * GetGValue (color); | |
12063 | frame_background.blue = 256 * GetBValue (color); | |
6fc2811b | 12064 | |
839b1909 JR |
12065 | fn_png_set_background (png_ptr, &frame_background, |
12066 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
6fc2811b JR |
12067 | } |
12068 | } | |
12069 | ||
12070 | /* Update info structure. */ | |
839b1909 | 12071 | fn_png_read_update_info (png_ptr, info_ptr); |
6fc2811b JR |
12072 | |
12073 | /* Get number of channels. Valid values are 1 for grayscale images | |
12074 | and images with a palette, 2 for grayscale images with transparency | |
12075 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
12076 | images with alpha channel, i.e. RGBA. If conversions above were | |
12077 | sufficient we should only have 3 or 4 channels here. */ | |
839b1909 | 12078 | channels = fn_png_get_channels (png_ptr, info_ptr); |
6fc2811b JR |
12079 | xassert (channels == 3 || channels == 4); |
12080 | ||
12081 | /* Number of bytes needed for one row of the image. */ | |
839b1909 | 12082 | row_bytes = fn_png_get_rowbytes (png_ptr, info_ptr); |
6fc2811b JR |
12083 | |
12084 | /* Allocate memory for the image. */ | |
12085 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
12086 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
12087 | for (i = 0; i < height; ++i) | |
12088 | rows[i] = pixels + i * row_bytes; | |
12089 | ||
12090 | /* Read the entire image. */ | |
839b1909 JR |
12091 | fn_png_read_image (png_ptr, rows); |
12092 | fn_png_read_end (png_ptr, info_ptr); | |
6fc2811b JR |
12093 | if (fp) |
12094 | { | |
12095 | fclose (fp); | |
12096 | fp = NULL; | |
12097 | } | |
c922a224 | 12098 | |
6fc2811b JR |
12099 | /* Create the X image and pixmap. */ |
12100 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
12101 | &img->pixmap)) | |
a05e2bae | 12102 | goto error; |
c922a224 | 12103 | |
6fc2811b JR |
12104 | /* Create an image and pixmap serving as mask if the PNG image |
12105 | contains an alpha channel. */ | |
12106 | if (channels == 4 | |
12107 | && !transparent_p | |
12108 | && !x_create_x_image_and_pixmap (f, width, height, 1, | |
12109 | &mask_img, &img->mask)) | |
12110 | { | |
12111 | x_destroy_x_image (ximg); | |
54eefef1 | 12112 | DeleteObject (img->pixmap); |
6fc2811b | 12113 | img->pixmap = 0; |
6fc2811b JR |
12114 | goto error; |
12115 | } | |
6fc2811b | 12116 | /* Fill the X image and mask from PNG data. */ |
54eefef1 | 12117 | #if 0 /* TODO: Color tables. */ |
6fc2811b | 12118 | init_color_table (); |
54eefef1 | 12119 | #endif |
6fc2811b JR |
12120 | |
12121 | for (y = 0; y < height; ++y) | |
12122 | { | |
12123 | png_byte *p = rows[y]; | |
12124 | ||
12125 | for (x = 0; x < width; ++x) | |
12126 | { | |
12127 | unsigned r, g, b; | |
12128 | ||
54eefef1 JR |
12129 | r = *p++; |
12130 | g = *p++; | |
12131 | b = *p++; | |
12132 | #if 0 /* TODO: Color tables. */ | |
6fc2811b | 12133 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); |
54eefef1 JR |
12134 | #else |
12135 | XPutPixel (ximg, x, y, PALETTERGB (r, g, b)); | |
12136 | #endif | |
6fc2811b | 12137 | /* An alpha channel, aka mask channel, associates variable |
c922a224 JB |
12138 | transparency with an image. Where other image formats |
12139 | support binary transparency---fully transparent or fully | |
6fc2811b JR |
12140 | opaque---PNG allows up to 254 levels of partial transparency. |
12141 | The PNG library implements partial transparency by combining | |
12142 | the image with a specified background color. | |
12143 | ||
12144 | I'm not sure how to handle this here nicely: because the | |
12145 | background on which the image is displayed may change, for | |
c922a224 JB |
12146 | real alpha channel support, it would be necessary to create |
12147 | a new image for each possible background. | |
6fc2811b JR |
12148 | |
12149 | What I'm doing now is that a mask is created if we have | |
12150 | boolean transparency information. Otherwise I'm using | |
12151 | the frame's background color to combine the image with. */ | |
12152 | ||
12153 | if (channels == 4) | |
12154 | { | |
12155 | if (mask_img) | |
12156 | XPutPixel (mask_img, x, y, *p > 0); | |
12157 | ++p; | |
12158 | } | |
12159 | } | |
12160 | } | |
12161 | ||
a05e2bae JR |
12162 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
12163 | /* Set IMG's background color from the PNG image, unless the user | |
12164 | overrode it. */ | |
12165 | { | |
12166 | png_color_16 *bg; | |
839b1909 | 12167 | if (fn_png_get_bKGD (png_ptr, info_ptr, &bg)) |
a05e2bae | 12168 | { |
54eefef1 | 12169 | #if 0 /* TODO: Color tables. */ |
a05e2bae | 12170 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
54eefef1 JR |
12171 | #else |
12172 | img->background = PALETTERGB (bg->red / 256, bg->green / 256, | |
12173 | bg->blue / 256); | |
12174 | #endif | |
a05e2bae JR |
12175 | img->background_valid = 1; |
12176 | } | |
12177 | } | |
12178 | ||
54eefef1 | 12179 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12180 | /* Remember colors allocated for this image. */ |
12181 | img->colors = colors_in_color_table (&img->ncolors); | |
12182 | free_color_table (); | |
54eefef1 | 12183 | #endif |
6fc2811b JR |
12184 | |
12185 | /* Clean up. */ | |
839b1909 | 12186 | fn_png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); |
6fc2811b JR |
12187 | xfree (rows); |
12188 | xfree (pixels); | |
12189 | ||
12190 | img->width = width; | |
12191 | img->height = height; | |
12192 | ||
a05e2bae JR |
12193 | /* Maybe fill in the background field while we have ximg handy. */ |
12194 | IMAGE_BACKGROUND (img, f, ximg); | |
12195 | ||
6fc2811b JR |
12196 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12197 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12198 | x_destroy_x_image (ximg); | |
12199 | ||
12200 | /* Same for the mask. */ | |
12201 | if (mask_img) | |
12202 | { | |
a05e2bae JR |
12203 | /* Fill in the background_transparent field while we have the mask |
12204 | handy. */ | |
12205 | image_background_transparent (img, f, mask_img); | |
12206 | ||
6fc2811b JR |
12207 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
12208 | x_destroy_x_image (mask_img); | |
12209 | } | |
12210 | ||
6fc2811b JR |
12211 | UNGCPRO; |
12212 | return 1; | |
12213 | } | |
12214 | ||
12215 | #endif /* HAVE_PNG != 0 */ | |
12216 | ||
12217 | ||
12218 | \f | |
12219 | /*********************************************************************** | |
12220 | JPEG | |
12221 | ***********************************************************************/ | |
12222 | ||
12223 | #if HAVE_JPEG | |
12224 | ||
12225 | /* Work around a warning about HAVE_STDLIB_H being redefined in | |
12226 | jconfig.h. */ | |
12227 | #ifdef HAVE_STDLIB_H | |
12228 | #define HAVE_STDLIB_H_1 | |
12229 | #undef HAVE_STDLIB_H | |
12230 | #endif /* HAVE_STLIB_H */ | |
12231 | ||
12232 | #include <jpeglib.h> | |
12233 | #include <jerror.h> | |
12234 | #include <setjmp.h> | |
12235 | ||
12236 | #ifdef HAVE_STLIB_H_1 | |
12237 | #define HAVE_STDLIB_H 1 | |
12238 | #endif | |
12239 | ||
12240 | static int jpeg_image_p P_ ((Lisp_Object object)); | |
12241 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
12242 | ||
12243 | /* The symbol `jpeg' identifying images of this type. */ | |
12244 | ||
12245 | Lisp_Object Qjpeg; | |
12246 | ||
12247 | /* Indices of image specification fields in gs_format, below. */ | |
12248 | ||
12249 | enum jpeg_keyword_index | |
12250 | { | |
12251 | JPEG_TYPE, | |
12252 | JPEG_DATA, | |
12253 | JPEG_FILE, | |
12254 | JPEG_ASCENT, | |
12255 | JPEG_MARGIN, | |
12256 | JPEG_RELIEF, | |
12257 | JPEG_ALGORITHM, | |
12258 | JPEG_HEURISTIC_MASK, | |
a05e2bae JR |
12259 | JPEG_MASK, |
12260 | JPEG_BACKGROUND, | |
6fc2811b JR |
12261 | JPEG_LAST |
12262 | }; | |
12263 | ||
12264 | /* Vector of image_keyword structures describing the format | |
12265 | of valid user-defined image specifications. */ | |
12266 | ||
12267 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
12268 | { | |
12269 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12270 | {":data", IMAGE_STRING_VALUE, 0}, | |
12271 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 12272 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 12273 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12274 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
12275 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12276 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12277 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12278 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12279 | }; |
12280 | ||
12281 | /* Structure describing the image type `jpeg'. */ | |
12282 | ||
12283 | static struct image_type jpeg_type = | |
12284 | { | |
12285 | &Qjpeg, | |
12286 | jpeg_image_p, | |
12287 | jpeg_load, | |
12288 | x_clear_image, | |
12289 | NULL | |
12290 | }; | |
12291 | ||
12292 | ||
afc390dc JR |
12293 | /* JPEG library details. */ |
12294 | DEF_IMGLIB_FN (jpeg_CreateDecompress); | |
12295 | DEF_IMGLIB_FN (jpeg_start_decompress); | |
12296 | DEF_IMGLIB_FN (jpeg_finish_decompress); | |
12297 | DEF_IMGLIB_FN (jpeg_destroy_decompress); | |
12298 | DEF_IMGLIB_FN (jpeg_read_header); | |
12299 | DEF_IMGLIB_FN (jpeg_read_scanlines); | |
12300 | DEF_IMGLIB_FN (jpeg_stdio_src); | |
12301 | DEF_IMGLIB_FN (jpeg_std_error); | |
12302 | DEF_IMGLIB_FN (jpeg_resync_to_restart); | |
12303 | ||
12304 | static int | |
12305 | init_jpeg_functions (library) | |
12306 | HMODULE library; | |
12307 | { | |
12308 | LOAD_IMGLIB_FN (library, jpeg_finish_decompress); | |
12309 | LOAD_IMGLIB_FN (library, jpeg_read_scanlines); | |
12310 | LOAD_IMGLIB_FN (library, jpeg_start_decompress); | |
12311 | LOAD_IMGLIB_FN (library, jpeg_read_header); | |
12312 | LOAD_IMGLIB_FN (library, jpeg_stdio_src); | |
12313 | LOAD_IMGLIB_FN (library, jpeg_CreateDecompress); | |
12314 | LOAD_IMGLIB_FN (library, jpeg_destroy_decompress); | |
12315 | LOAD_IMGLIB_FN (library, jpeg_std_error); | |
12316 | LOAD_IMGLIB_FN (library, jpeg_resync_to_restart); | |
12317 | return 1; | |
12318 | } | |
12319 | ||
12320 | /* Wrapper since we can't directly assign the function pointer | |
12321 | to another function pointer that was declared more completely easily. */ | |
12322 | static boolean | |
12323 | jpeg_resync_to_restart_wrapper(cinfo, desired) | |
12324 | j_decompress_ptr cinfo; | |
12325 | int desired; | |
12326 | { | |
12327 | return fn_jpeg_resync_to_restart (cinfo, desired); | |
12328 | } | |
12329 | ||
12330 | ||
6fc2811b JR |
12331 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ |
12332 | ||
12333 | static int | |
12334 | jpeg_image_p (object) | |
12335 | Lisp_Object object; | |
12336 | { | |
12337 | struct image_keyword fmt[JPEG_LAST]; | |
c922a224 | 12338 | |
6fc2811b | 12339 | bcopy (jpeg_format, fmt, sizeof fmt); |
c922a224 | 12340 | |
8f92c555 | 12341 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
6fc2811b JR |
12342 | return 0; |
12343 | ||
12344 | /* Must specify either the :data or :file keyword. */ | |
12345 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
12346 | } | |
12347 | ||
12348 | ||
12349 | struct my_jpeg_error_mgr | |
12350 | { | |
12351 | struct jpeg_error_mgr pub; | |
12352 | jmp_buf setjmp_buffer; | |
12353 | }; | |
12354 | ||
afc390dc | 12355 | |
6fc2811b JR |
12356 | static void |
12357 | my_error_exit (cinfo) | |
12358 | j_common_ptr cinfo; | |
12359 | { | |
12360 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
12361 | longjmp (mgr->setjmp_buffer, 1); | |
12362 | } | |
12363 | ||
afc390dc | 12364 | |
6fc2811b JR |
12365 | /* Init source method for JPEG data source manager. Called by |
12366 | jpeg_read_header() before any data is actually read. See | |
12367 | libjpeg.doc from the JPEG lib distribution. */ | |
12368 | ||
12369 | static void | |
12370 | our_init_source (cinfo) | |
12371 | j_decompress_ptr cinfo; | |
12372 | { | |
12373 | } | |
12374 | ||
12375 | ||
12376 | /* Fill input buffer method for JPEG data source manager. Called | |
12377 | whenever more data is needed. We read the whole image in one step, | |
12378 | so this only adds a fake end of input marker at the end. */ | |
12379 | ||
12380 | static boolean | |
12381 | our_fill_input_buffer (cinfo) | |
12382 | j_decompress_ptr cinfo; | |
12383 | { | |
12384 | /* Insert a fake EOI marker. */ | |
12385 | struct jpeg_source_mgr *src = cinfo->src; | |
12386 | static JOCTET buffer[2]; | |
12387 | ||
12388 | buffer[0] = (JOCTET) 0xFF; | |
12389 | buffer[1] = (JOCTET) JPEG_EOI; | |
12390 | ||
12391 | src->next_input_byte = buffer; | |
12392 | src->bytes_in_buffer = 2; | |
12393 | return TRUE; | |
12394 | } | |
12395 | ||
12396 | ||
12397 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
12398 | is the JPEG data source manager. */ | |
12399 | ||
12400 | static void | |
12401 | our_skip_input_data (cinfo, num_bytes) | |
12402 | j_decompress_ptr cinfo; | |
12403 | long num_bytes; | |
12404 | { | |
12405 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
12406 | ||
12407 | if (src) | |
12408 | { | |
12409 | if (num_bytes > src->bytes_in_buffer) | |
12410 | ERREXIT (cinfo, JERR_INPUT_EOF); | |
c922a224 | 12411 | |
6fc2811b JR |
12412 | src->bytes_in_buffer -= num_bytes; |
12413 | src->next_input_byte += num_bytes; | |
12414 | } | |
12415 | } | |
12416 | ||
12417 | ||
12418 | /* Method to terminate data source. Called by | |
12419 | jpeg_finish_decompress() after all data has been processed. */ | |
12420 | ||
12421 | static void | |
12422 | our_term_source (cinfo) | |
12423 | j_decompress_ptr cinfo; | |
12424 | { | |
12425 | } | |
12426 | ||
12427 | ||
12428 | /* Set up the JPEG lib for reading an image from DATA which contains | |
12429 | LEN bytes. CINFO is the decompression info structure created for | |
12430 | reading the image. */ | |
12431 | ||
12432 | static void | |
12433 | jpeg_memory_src (cinfo, data, len) | |
12434 | j_decompress_ptr cinfo; | |
12435 | JOCTET *data; | |
12436 | unsigned int len; | |
12437 | { | |
12438 | struct jpeg_source_mgr *src; | |
12439 | ||
12440 | if (cinfo->src == NULL) | |
12441 | { | |
12442 | /* First time for this JPEG object? */ | |
12443 | cinfo->src = (struct jpeg_source_mgr *) | |
12444 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
12445 | sizeof (struct jpeg_source_mgr)); | |
12446 | src = (struct jpeg_source_mgr *) cinfo->src; | |
12447 | src->next_input_byte = data; | |
12448 | } | |
c922a224 | 12449 | |
6fc2811b JR |
12450 | src = (struct jpeg_source_mgr *) cinfo->src; |
12451 | src->init_source = our_init_source; | |
12452 | src->fill_input_buffer = our_fill_input_buffer; | |
12453 | src->skip_input_data = our_skip_input_data; | |
afc390dc | 12454 | src->resync_to_restart = jpeg_resync_to_restart_wrapper; /* Use default method. */ |
6fc2811b JR |
12455 | src->term_source = our_term_source; |
12456 | src->bytes_in_buffer = len; | |
12457 | src->next_input_byte = data; | |
12458 | } | |
12459 | ||
12460 | ||
12461 | /* Load image IMG for use on frame F. Patterned after example.c | |
12462 | from the JPEG lib. */ | |
12463 | ||
c922a224 | 12464 | static int |
6fc2811b JR |
12465 | jpeg_load (f, img) |
12466 | struct frame *f; | |
12467 | struct image *img; | |
12468 | { | |
12469 | struct jpeg_decompress_struct cinfo; | |
12470 | struct my_jpeg_error_mgr mgr; | |
12471 | Lisp_Object file, specified_file; | |
12472 | Lisp_Object specified_data; | |
a05e2bae | 12473 | FILE * volatile fp = NULL; |
6fc2811b JR |
12474 | JSAMPARRAY buffer; |
12475 | int row_stride, x, y; | |
12476 | XImage *ximg = NULL; | |
12477 | int rc; | |
12478 | unsigned long *colors; | |
12479 | int width, height; | |
12480 | struct gcpro gcpro1; | |
12481 | ||
12482 | /* Open the JPEG file. */ | |
12483 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12484 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12485 | file = Qnil; | |
12486 | GCPRO1 (file); | |
12487 | ||
6fc2811b JR |
12488 | if (NILP (specified_data)) |
12489 | { | |
12490 | file = x_find_image_file (specified_file); | |
12491 | if (!STRINGP (file)) | |
afc390dc JR |
12492 | { |
12493 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
12494 | UNGCPRO; | |
12495 | return 0; | |
12496 | } | |
c922a224 | 12497 | |
d5db4077 | 12498 | fp = fopen (SDATA (file), "r"); |
6fc2811b | 12499 | if (fp == NULL) |
afc390dc JR |
12500 | { |
12501 | image_error ("Cannot open `%s'", file, Qnil); | |
12502 | UNGCPRO; | |
12503 | return 0; | |
12504 | } | |
6fc2811b | 12505 | } |
7d0393cf | 12506 | |
6fc2811b | 12507 | /* Customize libjpeg's error handling to call my_error_exit when an |
afc390dc JR |
12508 | error is detected. This function will perform a longjmp. */ |
12509 | cinfo.err = fn_jpeg_std_error (&mgr.pub); | |
a05e2bae | 12510 | mgr.pub.error_exit = my_error_exit; |
c922a224 | 12511 | |
6fc2811b JR |
12512 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) |
12513 | { | |
12514 | if (rc == 1) | |
12515 | { | |
12516 | /* Called from my_error_exit. Display a JPEG error. */ | |
12517 | char buffer[JMSG_LENGTH_MAX]; | |
12518 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
12519 | image_error ("Error reading JPEG image `%s': %s", img->spec, | |
12520 | build_string (buffer)); | |
12521 | } | |
c922a224 | 12522 | |
6fc2811b JR |
12523 | /* Close the input file and destroy the JPEG object. */ |
12524 | if (fp) | |
afc390dc JR |
12525 | fclose ((FILE *) fp); |
12526 | fn_jpeg_destroy_decompress (&cinfo); | |
7d0393cf | 12527 | |
6fc2811b JR |
12528 | /* If we already have an XImage, free that. */ |
12529 | x_destroy_x_image (ximg); | |
12530 | ||
12531 | /* Free pixmap and colors. */ | |
12532 | x_clear_image (f, img); | |
c922a224 | 12533 | |
6fc2811b JR |
12534 | UNGCPRO; |
12535 | return 0; | |
12536 | } | |
12537 | ||
12538 | /* Create the JPEG decompression object. Let it read from fp. | |
afc390dc JR |
12539 | Read the JPEG image header. */ |
12540 | fn_jpeg_CreateDecompress (&cinfo, JPEG_LIB_VERSION, sizeof (cinfo)); | |
6fc2811b JR |
12541 | |
12542 | if (NILP (specified_data)) | |
afc390dc | 12543 | fn_jpeg_stdio_src (&cinfo, (FILE *) fp); |
6fc2811b | 12544 | else |
d5db4077 KR |
12545 | jpeg_memory_src (&cinfo, SDATA (specified_data), |
12546 | SBYTES (specified_data)); | |
6fc2811b | 12547 | |
afc390dc | 12548 | fn_jpeg_read_header (&cinfo, TRUE); |
6fc2811b JR |
12549 | |
12550 | /* Customize decompression so that color quantization will be used. | |
afc390dc | 12551 | Start decompression. */ |
6fc2811b | 12552 | cinfo.quantize_colors = TRUE; |
afc390dc | 12553 | fn_jpeg_start_decompress (&cinfo); |
6fc2811b JR |
12554 | width = img->width = cinfo.output_width; |
12555 | height = img->height = cinfo.output_height; | |
12556 | ||
6fc2811b | 12557 | /* Create X image and pixmap. */ |
afc390dc | 12558 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
a05e2bae | 12559 | longjmp (mgr.setjmp_buffer, 2); |
6fc2811b JR |
12560 | |
12561 | /* Allocate colors. When color quantization is used, | |
12562 | cinfo.actual_number_of_colors has been set with the number of | |
12563 | colors generated, and cinfo.colormap is a two-dimensional array | |
12564 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
12565 | No more than 255 colors will be generated. */ | |
12566 | { | |
12567 | int i, ir, ig, ib; | |
12568 | ||
12569 | if (cinfo.out_color_components > 2) | |
12570 | ir = 0, ig = 1, ib = 2; | |
12571 | else if (cinfo.out_color_components > 1) | |
12572 | ir = 0, ig = 1, ib = 0; | |
12573 | else | |
12574 | ir = 0, ig = 0, ib = 0; | |
12575 | ||
afc390dc | 12576 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12577 | /* Use the color table mechanism because it handles colors that |
12578 | cannot be allocated nicely. Such colors will be replaced with | |
12579 | a default color, and we don't have to care about which colors | |
12580 | can be freed safely, and which can't. */ | |
12581 | init_color_table (); | |
afc390dc | 12582 | #endif |
6fc2811b JR |
12583 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors |
12584 | * sizeof *colors); | |
c922a224 | 12585 | |
6fc2811b JR |
12586 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
12587 | { | |
afc390dc JR |
12588 | int r = cinfo.colormap[ir][i]; |
12589 | int g = cinfo.colormap[ig][i]; | |
12590 | int b = cinfo.colormap[ib][i]; | |
12591 | #if 0 /* TODO: Color tables. */ | |
6fc2811b | 12592 | colors[i] = lookup_rgb_color (f, r, g, b); |
afc390dc JR |
12593 | #else |
12594 | colors[i] = PALETTERGB (r, g, b); | |
12595 | #endif | |
6fc2811b JR |
12596 | } |
12597 | ||
afc390dc | 12598 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12599 | /* Remember those colors actually allocated. */ |
12600 | img->colors = colors_in_color_table (&img->ncolors); | |
12601 | free_color_table (); | |
afc390dc | 12602 | #endif |
6fc2811b JR |
12603 | } |
12604 | ||
12605 | /* Read pixels. */ | |
12606 | row_stride = width * cinfo.output_components; | |
12607 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
12608 | row_stride, 1); | |
12609 | for (y = 0; y < height; ++y) | |
12610 | { | |
afc390dc | 12611 | fn_jpeg_read_scanlines (&cinfo, buffer, 1); |
6fc2811b JR |
12612 | for (x = 0; x < cinfo.output_width; ++x) |
12613 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
12614 | } | |
12615 | ||
12616 | /* Clean up. */ | |
afc390dc JR |
12617 | fn_jpeg_finish_decompress (&cinfo); |
12618 | fn_jpeg_destroy_decompress (&cinfo); | |
6fc2811b | 12619 | if (fp) |
afc390dc | 12620 | fclose ((FILE *) fp); |
7d0393cf | 12621 | |
a05e2bae JR |
12622 | /* Maybe fill in the background field while we have ximg handy. */ |
12623 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12624 | IMAGE_BACKGROUND (img, f, ximg); | |
c922a224 | 12625 | |
6fc2811b JR |
12626 | /* Put the image into the pixmap. */ |
12627 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12628 | x_destroy_x_image (ximg); | |
6fc2811b JR |
12629 | UNGCPRO; |
12630 | return 1; | |
12631 | } | |
12632 | ||
12633 | #endif /* HAVE_JPEG */ | |
12634 | ||
12635 | ||
12636 | \f | |
12637 | /*********************************************************************** | |
12638 | TIFF | |
12639 | ***********************************************************************/ | |
12640 | ||
12641 | #if HAVE_TIFF | |
12642 | ||
12643 | #include <tiffio.h> | |
12644 | ||
12645 | static int tiff_image_p P_ ((Lisp_Object object)); | |
12646 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
12647 | ||
12648 | /* The symbol `tiff' identifying images of this type. */ | |
12649 | ||
12650 | Lisp_Object Qtiff; | |
12651 | ||
12652 | /* Indices of image specification fields in tiff_format, below. */ | |
12653 | ||
12654 | enum tiff_keyword_index | |
12655 | { | |
12656 | TIFF_TYPE, | |
12657 | TIFF_DATA, | |
12658 | TIFF_FILE, | |
12659 | TIFF_ASCENT, | |
12660 | TIFF_MARGIN, | |
12661 | TIFF_RELIEF, | |
12662 | TIFF_ALGORITHM, | |
12663 | TIFF_HEURISTIC_MASK, | |
a05e2bae JR |
12664 | TIFF_MASK, |
12665 | TIFF_BACKGROUND, | |
6fc2811b JR |
12666 | TIFF_LAST |
12667 | }; | |
12668 | ||
12669 | /* Vector of image_keyword structures describing the format | |
12670 | of valid user-defined image specifications. */ | |
12671 | ||
12672 | static struct image_keyword tiff_format[TIFF_LAST] = | |
12673 | { | |
12674 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12675 | {":data", IMAGE_STRING_VALUE, 0}, | |
12676 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 12677 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 12678 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12679 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
12680 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12681 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12682 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12683 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12684 | }; |
12685 | ||
12686 | /* Structure describing the image type `tiff'. */ | |
12687 | ||
12688 | static struct image_type tiff_type = | |
12689 | { | |
12690 | &Qtiff, | |
12691 | tiff_image_p, | |
12692 | tiff_load, | |
12693 | x_clear_image, | |
12694 | NULL | |
12695 | }; | |
12696 | ||
12b918b2 JB |
12697 | /* TIFF library details. */ |
12698 | DEF_IMGLIB_FN (TIFFSetErrorHandler); | |
12699 | DEF_IMGLIB_FN (TIFFSetWarningHandler); | |
12700 | DEF_IMGLIB_FN (TIFFOpen); | |
12701 | DEF_IMGLIB_FN (TIFFClientOpen); | |
12702 | DEF_IMGLIB_FN (TIFFGetField); | |
12703 | DEF_IMGLIB_FN (TIFFReadRGBAImage); | |
12704 | DEF_IMGLIB_FN (TIFFClose); | |
12705 | ||
12706 | static int | |
12707 | init_tiff_functions (library) | |
12708 | HMODULE library; | |
12709 | { | |
12710 | LOAD_IMGLIB_FN (library, TIFFSetErrorHandler); | |
12711 | LOAD_IMGLIB_FN (library, TIFFSetWarningHandler); | |
12712 | LOAD_IMGLIB_FN (library, TIFFOpen); | |
12713 | LOAD_IMGLIB_FN (library, TIFFClientOpen); | |
12714 | LOAD_IMGLIB_FN (library, TIFFGetField); | |
12715 | LOAD_IMGLIB_FN (library, TIFFReadRGBAImage); | |
12716 | LOAD_IMGLIB_FN (library, TIFFClose); | |
12717 | return 1; | |
12718 | } | |
6fc2811b JR |
12719 | |
12720 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
12721 | ||
12722 | static int | |
12723 | tiff_image_p (object) | |
12724 | Lisp_Object object; | |
12725 | { | |
12726 | struct image_keyword fmt[TIFF_LAST]; | |
12727 | bcopy (tiff_format, fmt, sizeof fmt); | |
7d0393cf | 12728 | |
8f92c555 | 12729 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
6fc2811b | 12730 | return 0; |
7d0393cf | 12731 | |
6fc2811b JR |
12732 | /* Must specify either the :data or :file keyword. */ |
12733 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
12734 | } | |
12735 | ||
12736 | ||
12737 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
12738 | memory source, but we have to provide a lot of extra functions. | |
12739 | Blah. | |
12740 | ||
12741 | We really only need to implement read and seek, but I am not | |
12742 | convinced that the TIFF library is smart enough not to destroy | |
12743 | itself if we only hand it the function pointers we need to | |
12744 | override. */ | |
12745 | ||
12746 | typedef struct | |
12747 | { | |
12748 | unsigned char *bytes; | |
12749 | size_t len; | |
12750 | int index; | |
12751 | } | |
12752 | tiff_memory_source; | |
12753 | ||
12754 | static size_t | |
12755 | tiff_read_from_memory (data, buf, size) | |
12756 | thandle_t data; | |
12757 | tdata_t buf; | |
12758 | tsize_t size; | |
12759 | { | |
12760 | tiff_memory_source *src = (tiff_memory_source *) data; | |
12761 | ||
12762 | if (size > src->len - src->index) | |
12763 | return (size_t) -1; | |
12764 | bcopy (src->bytes + src->index, buf, size); | |
12765 | src->index += size; | |
12766 | return size; | |
12767 | } | |
12768 | ||
12769 | static size_t | |
12770 | tiff_write_from_memory (data, buf, size) | |
12771 | thandle_t data; | |
12772 | tdata_t buf; | |
12773 | tsize_t size; | |
12774 | { | |
12775 | return (size_t) -1; | |
12776 | } | |
12777 | ||
12778 | static toff_t | |
12779 | tiff_seek_in_memory (data, off, whence) | |
12780 | thandle_t data; | |
12781 | toff_t off; | |
12782 | int whence; | |
12783 | { | |
12784 | tiff_memory_source *src = (tiff_memory_source *) data; | |
12785 | int idx; | |
12786 | ||
12787 | switch (whence) | |
12788 | { | |
12789 | case SEEK_SET: /* Go from beginning of source. */ | |
12790 | idx = off; | |
12791 | break; | |
7d0393cf | 12792 | |
6fc2811b JR |
12793 | case SEEK_END: /* Go from end of source. */ |
12794 | idx = src->len + off; | |
12795 | break; | |
7d0393cf | 12796 | |
6fc2811b JR |
12797 | case SEEK_CUR: /* Go from current position. */ |
12798 | idx = src->index + off; | |
12799 | break; | |
7d0393cf | 12800 | |
6fc2811b JR |
12801 | default: /* Invalid `whence'. */ |
12802 | return -1; | |
12803 | } | |
7d0393cf | 12804 | |
6fc2811b JR |
12805 | if (idx > src->len || idx < 0) |
12806 | return -1; | |
7d0393cf | 12807 | |
6fc2811b JR |
12808 | src->index = idx; |
12809 | return src->index; | |
12810 | } | |
12811 | ||
12812 | static int | |
12813 | tiff_close_memory (data) | |
12814 | thandle_t data; | |
12815 | { | |
12816 | /* NOOP */ | |
12817 | return 0; | |
12818 | } | |
12819 | ||
12820 | static int | |
12821 | tiff_mmap_memory (data, pbase, psize) | |
12822 | thandle_t data; | |
12823 | tdata_t *pbase; | |
12824 | toff_t *psize; | |
12825 | { | |
12826 | /* It is already _IN_ memory. */ | |
12827 | return 0; | |
12828 | } | |
12829 | ||
12830 | static void | |
12831 | tiff_unmap_memory (data, base, size) | |
12832 | thandle_t data; | |
12833 | tdata_t base; | |
12834 | toff_t size; | |
12835 | { | |
12836 | /* We don't need to do this. */ | |
12837 | } | |
12838 | ||
12839 | static toff_t | |
12840 | tiff_size_of_memory (data) | |
12841 | thandle_t data; | |
12842 | { | |
12843 | return ((tiff_memory_source *) data)->len; | |
12844 | } | |
12845 | ||
3cf3436e JR |
12846 | |
12847 | static void | |
12848 | tiff_error_handler (title, format, ap) | |
12849 | const char *title, *format; | |
12850 | va_list ap; | |
12851 | { | |
12852 | char buf[512]; | |
12853 | int len; | |
7d0393cf | 12854 | |
3cf3436e JR |
12855 | len = sprintf (buf, "TIFF error: %s ", title); |
12856 | vsprintf (buf + len, format, ap); | |
12857 | add_to_log (buf, Qnil, Qnil); | |
12858 | } | |
12859 | ||
12860 | ||
12861 | static void | |
12862 | tiff_warning_handler (title, format, ap) | |
12863 | const char *title, *format; | |
12864 | va_list ap; | |
12865 | { | |
12866 | char buf[512]; | |
12867 | int len; | |
7d0393cf | 12868 | |
3cf3436e JR |
12869 | len = sprintf (buf, "TIFF warning: %s ", title); |
12870 | vsprintf (buf + len, format, ap); | |
12871 | add_to_log (buf, Qnil, Qnil); | |
12872 | } | |
12873 | ||
12874 | ||
6fc2811b JR |
12875 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
12876 | successful. */ | |
12877 | ||
12878 | static int | |
12879 | tiff_load (f, img) | |
12880 | struct frame *f; | |
12881 | struct image *img; | |
12882 | { | |
12883 | Lisp_Object file, specified_file; | |
12884 | Lisp_Object specified_data; | |
12885 | TIFF *tiff; | |
12886 | int width, height, x, y; | |
12887 | uint32 *buf; | |
12888 | int rc; | |
12889 | XImage *ximg; | |
12890 | struct gcpro gcpro1; | |
12891 | tiff_memory_source memsrc; | |
12892 | ||
12893 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12894 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12895 | file = Qnil; | |
12896 | GCPRO1 (file); | |
12897 | ||
12b918b2 JB |
12898 | fn_TIFFSetErrorHandler (tiff_error_handler); |
12899 | fn_TIFFSetWarningHandler (tiff_warning_handler); | |
3cf3436e | 12900 | |
6fc2811b JR |
12901 | if (NILP (specified_data)) |
12902 | { | |
12903 | /* Read from a file */ | |
12904 | file = x_find_image_file (specified_file); | |
12905 | if (!STRINGP (file)) | |
3cf3436e JR |
12906 | { |
12907 | image_error ("Cannot find image file `%s'", file, Qnil); | |
12908 | UNGCPRO; | |
12909 | return 0; | |
12910 | } | |
7d0393cf | 12911 | |
6fc2811b | 12912 | /* Try to open the image file. */ |
12b918b2 | 12913 | tiff = fn_TIFFOpen (SDATA (file), "r"); |
6fc2811b | 12914 | if (tiff == NULL) |
3cf3436e JR |
12915 | { |
12916 | image_error ("Cannot open `%s'", file, Qnil); | |
12917 | UNGCPRO; | |
12918 | return 0; | |
12919 | } | |
6fc2811b JR |
12920 | } |
12921 | else | |
12922 | { | |
12923 | /* Memory source! */ | |
d5db4077 KR |
12924 | memsrc.bytes = SDATA (specified_data); |
12925 | memsrc.len = SBYTES (specified_data); | |
6fc2811b JR |
12926 | memsrc.index = 0; |
12927 | ||
12b918b2 JB |
12928 | tiff = fn_TIFFClientOpen ("memory_source", "r", &memsrc, |
12929 | (TIFFReadWriteProc) tiff_read_from_memory, | |
12930 | (TIFFReadWriteProc) tiff_write_from_memory, | |
12931 | tiff_seek_in_memory, | |
12932 | tiff_close_memory, | |
12933 | tiff_size_of_memory, | |
12934 | tiff_mmap_memory, | |
12935 | tiff_unmap_memory); | |
6fc2811b JR |
12936 | |
12937 | if (!tiff) | |
12938 | { | |
12939 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); | |
12940 | UNGCPRO; | |
12941 | return 0; | |
12942 | } | |
12943 | } | |
12944 | ||
12945 | /* Get width and height of the image, and allocate a raster buffer | |
12946 | of width x height 32-bit values. */ | |
12b918b2 JB |
12947 | fn_TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); |
12948 | fn_TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
6fc2811b | 12949 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); |
7d0393cf | 12950 | |
12b918b2 JB |
12951 | rc = fn_TIFFReadRGBAImage (tiff, width, height, buf, 0); |
12952 | fn_TIFFClose (tiff); | |
6fc2811b JR |
12953 | if (!rc) |
12954 | { | |
12955 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); | |
12956 | xfree (buf); | |
12957 | UNGCPRO; | |
12958 | return 0; | |
12959 | } | |
12960 | ||
6fc2811b JR |
12961 | /* Create the X image and pixmap. */ |
12962 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12963 | { | |
6fc2811b JR |
12964 | xfree (buf); |
12965 | UNGCPRO; | |
12966 | return 0; | |
12967 | } | |
12968 | ||
12b918b2 | 12969 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12970 | /* Initialize the color table. */ |
12971 | init_color_table (); | |
12b918b2 | 12972 | #endif |
6fc2811b JR |
12973 | |
12974 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
12975 | for (y = 0; y < height; ++y) | |
12976 | { | |
12977 | uint32 *row = buf + y * width; | |
7d0393cf | 12978 | |
6fc2811b JR |
12979 | for (x = 0; x < width; ++x) |
12980 | { | |
12981 | uint32 abgr = row[x]; | |
12b918b2 JB |
12982 | int r = TIFFGetR (abgr); |
12983 | int g = TIFFGetG (abgr); | |
12984 | int b = TIFFGetB (abgr); | |
12985 | #if 0 /* TODO: Color tables. */ | |
7d0393cf | 12986 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); |
12b918b2 JB |
12987 | #else |
12988 | XPutPixel (ximg, x, height - 1 - y, PALETTERGB (r, g, b)); | |
12989 | #endif | |
6fc2811b JR |
12990 | } |
12991 | } | |
12992 | ||
12b918b2 | 12993 | #if 0 /* TODO: Color tables. */ |
6fc2811b JR |
12994 | /* Remember the colors allocated for the image. Free the color table. */ |
12995 | img->colors = colors_in_color_table (&img->ncolors); | |
12996 | free_color_table (); | |
12b918b2 | 12997 | #endif |
6fc2811b | 12998 | |
a05e2bae JR |
12999 | img->width = width; |
13000 | img->height = height; | |
13001 | ||
13002 | /* Maybe fill in the background field while we have ximg handy. */ | |
13003 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
13004 | IMAGE_BACKGROUND (img, f, ximg); | |
13005 | ||
6fc2811b JR |
13006 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
13007 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
13008 | x_destroy_x_image (ximg); | |
13009 | xfree (buf); | |
6fc2811b JR |
13010 | |
13011 | UNGCPRO; | |
13012 | return 1; | |
13013 | } | |
13014 | ||
13015 | #endif /* HAVE_TIFF != 0 */ | |
13016 | ||
13017 | ||
13018 | \f | |
13019 | /*********************************************************************** | |
13020 | GIF | |
13021 | ***********************************************************************/ | |
13022 | ||
13023 | #if HAVE_GIF | |
13024 | ||
1ffb278b | 13025 | #define DrawText gif_DrawText |
6fc2811b | 13026 | #include <gif_lib.h> |
1ffb278b | 13027 | #undef DrawText |
6fc2811b JR |
13028 | |
13029 | static int gif_image_p P_ ((Lisp_Object object)); | |
13030 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
13031 | ||
13032 | /* The symbol `gif' identifying images of this type. */ | |
13033 | ||
13034 | Lisp_Object Qgif; | |
13035 | ||
13036 | /* Indices of image specification fields in gif_format, below. */ | |
13037 | ||
13038 | enum gif_keyword_index | |
13039 | { | |
13040 | GIF_TYPE, | |
13041 | GIF_DATA, | |
13042 | GIF_FILE, | |
13043 | GIF_ASCENT, | |
13044 | GIF_MARGIN, | |
13045 | GIF_RELIEF, | |
13046 | GIF_ALGORITHM, | |
13047 | GIF_HEURISTIC_MASK, | |
a05e2bae | 13048 | GIF_MASK, |
6fc2811b | 13049 | GIF_IMAGE, |
a05e2bae | 13050 | GIF_BACKGROUND, |
6fc2811b JR |
13051 | GIF_LAST |
13052 | }; | |
13053 | ||
13054 | /* Vector of image_keyword structures describing the format | |
13055 | of valid user-defined image specifications. */ | |
13056 | ||
13057 | static struct image_keyword gif_format[GIF_LAST] = | |
13058 | { | |
13059 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
13060 | {":data", IMAGE_STRING_VALUE, 0}, | |
13061 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 13062 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 13063 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 13064 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 13065 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 13066 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
13067 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
13068 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
13069 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
13070 | }; |
13071 | ||
13072 | /* Structure describing the image type `gif'. */ | |
13073 | ||
13074 | static struct image_type gif_type = | |
13075 | { | |
13076 | &Qgif, | |
13077 | gif_image_p, | |
13078 | gif_load, | |
13079 | x_clear_image, | |
13080 | NULL | |
13081 | }; | |
13082 | ||
1ffb278b JB |
13083 | |
13084 | /* GIF library details. */ | |
13085 | DEF_IMGLIB_FN (DGifCloseFile); | |
13086 | DEF_IMGLIB_FN (DGifSlurp); | |
13087 | DEF_IMGLIB_FN (DGifOpen); | |
13088 | DEF_IMGLIB_FN (DGifOpenFileName); | |
13089 | ||
13090 | static int | |
13091 | init_gif_functions (library) | |
13092 | HMODULE library; | |
13093 | { | |
13094 | LOAD_IMGLIB_FN (library, DGifCloseFile); | |
13095 | LOAD_IMGLIB_FN (library, DGifSlurp); | |
13096 | LOAD_IMGLIB_FN (library, DGifOpen); | |
13097 | LOAD_IMGLIB_FN (library, DGifOpenFileName); | |
13098 | return 1; | |
13099 | } | |
13100 | ||
13101 | ||
6fc2811b JR |
13102 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
13103 | ||
13104 | static int | |
13105 | gif_image_p (object) | |
13106 | Lisp_Object object; | |
13107 | { | |
13108 | struct image_keyword fmt[GIF_LAST]; | |
13109 | bcopy (gif_format, fmt, sizeof fmt); | |
7d0393cf | 13110 | |
8f92c555 | 13111 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
6fc2811b | 13112 | return 0; |
7d0393cf | 13113 | |
6fc2811b JR |
13114 | /* Must specify either the :data or :file keyword. */ |
13115 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
13116 | } | |
13117 | ||
13118 | /* Reading a GIF image from memory | |
13119 | Based on the PNG memory stuff to a certain extent. */ | |
13120 | ||
13121 | typedef struct | |
13122 | { | |
13123 | unsigned char *bytes; | |
13124 | size_t len; | |
13125 | int index; | |
13126 | } | |
13127 | gif_memory_source; | |
13128 | ||
13129 | /* Make the current memory source available to gif_read_from_memory. | |
13130 | It's done this way because not all versions of libungif support | |
13131 | a UserData field in the GifFileType structure. */ | |
13132 | static gif_memory_source *current_gif_memory_src; | |
13133 | ||
13134 | static int | |
13135 | gif_read_from_memory (file, buf, len) | |
13136 | GifFileType *file; | |
13137 | GifByteType *buf; | |
13138 | int len; | |
13139 | { | |
13140 | gif_memory_source *src = current_gif_memory_src; | |
13141 | ||
13142 | if (len > src->len - src->index) | |
13143 | return -1; | |
13144 | ||
13145 | bcopy (src->bytes + src->index, buf, len); | |
13146 | src->index += len; | |
13147 | return len; | |
13148 | } | |
13149 | ||
13150 | ||
13151 | /* Load GIF image IMG for use on frame F. Value is non-zero if | |
13152 | successful. */ | |
13153 | ||
13154 | static int | |
13155 | gif_load (f, img) | |
13156 | struct frame *f; | |
13157 | struct image *img; | |
13158 | { | |
13159 | Lisp_Object file, specified_file; | |
13160 | Lisp_Object specified_data; | |
13161 | int rc, width, height, x, y, i; | |
13162 | XImage *ximg; | |
13163 | ColorMapObject *gif_color_map; | |
13164 | unsigned long pixel_colors[256]; | |
13165 | GifFileType *gif; | |
13166 | struct gcpro gcpro1; | |
13167 | Lisp_Object image; | |
13168 | int ino, image_left, image_top, image_width, image_height; | |
13169 | gif_memory_source memsrc; | |
13170 | unsigned char *raster; | |
13171 | ||
13172 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
13173 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
13174 | file = Qnil; | |
dfff8a69 | 13175 | GCPRO1 (file); |
6fc2811b JR |
13176 | |
13177 | if (NILP (specified_data)) | |
13178 | { | |
13179 | file = x_find_image_file (specified_file); | |
6fc2811b JR |
13180 | if (!STRINGP (file)) |
13181 | { | |
13182 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
13183 | UNGCPRO; | |
13184 | return 0; | |
13185 | } | |
7d0393cf | 13186 | |
6fc2811b | 13187 | /* Open the GIF file. */ |
1ffb278b | 13188 | gif = fn_DGifOpenFileName (SDATA (file)); |
6fc2811b JR |
13189 | if (gif == NULL) |
13190 | { | |
13191 | image_error ("Cannot open `%s'", file, Qnil); | |
13192 | UNGCPRO; | |
13193 | return 0; | |
13194 | } | |
13195 | } | |
13196 | else | |
13197 | { | |
13198 | /* Read from memory! */ | |
13199 | current_gif_memory_src = &memsrc; | |
d5db4077 KR |
13200 | memsrc.bytes = SDATA (specified_data); |
13201 | memsrc.len = SBYTES (specified_data); | |
6fc2811b JR |
13202 | memsrc.index = 0; |
13203 | ||
1ffb278b | 13204 | gif = fn_DGifOpen(&memsrc, gif_read_from_memory); |
6fc2811b JR |
13205 | if (!gif) |
13206 | { | |
13207 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); | |
13208 | UNGCPRO; | |
13209 | return 0; | |
13210 | } | |
13211 | } | |
13212 | ||
13213 | /* Read entire contents. */ | |
1ffb278b | 13214 | rc = fn_DGifSlurp (gif); |
6fc2811b JR |
13215 | if (rc == GIF_ERROR) |
13216 | { | |
13217 | image_error ("Error reading `%s'", img->spec, Qnil); | |
1ffb278b | 13218 | fn_DGifCloseFile (gif); |
6fc2811b JR |
13219 | UNGCPRO; |
13220 | return 0; | |
13221 | } | |
13222 | ||
13223 | image = image_spec_value (img->spec, QCindex, NULL); | |
13224 | ino = INTEGERP (image) ? XFASTINT (image) : 0; | |
13225 | if (ino >= gif->ImageCount) | |
13226 | { | |
13227 | image_error ("Invalid image number `%s' in image `%s'", | |
13228 | image, img->spec); | |
1ffb278b | 13229 | fn_DGifCloseFile (gif); |
6fc2811b JR |
13230 | UNGCPRO; |
13231 | return 0; | |
13232 | } | |
13233 | ||
1ffb278b JB |
13234 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
13235 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
6fc2811b | 13236 | |
6fc2811b JR |
13237 | /* Create the X image and pixmap. */ |
13238 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
13239 | { | |
1ffb278b | 13240 | fn_DGifCloseFile (gif); |
6fc2811b JR |
13241 | UNGCPRO; |
13242 | return 0; | |
13243 | } | |
7d0393cf | 13244 | |
6fc2811b JR |
13245 | /* Allocate colors. */ |
13246 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
13247 | if (!gif_color_map) | |
13248 | gif_color_map = gif->SColorMap; | |
1ffb278b | 13249 | #if 0 /* TODO: Color tables */ |
6fc2811b | 13250 | init_color_table (); |
1ffb278b | 13251 | #endif |
6fc2811b | 13252 | bzero (pixel_colors, sizeof pixel_colors); |
7d0393cf | 13253 | |
6fc2811b JR |
13254 | for (i = 0; i < gif_color_map->ColorCount; ++i) |
13255 | { | |
1ffb278b JB |
13256 | int r = gif_color_map->Colors[i].Red; |
13257 | int g = gif_color_map->Colors[i].Green; | |
13258 | int b = gif_color_map->Colors[i].Blue; | |
13259 | #if 0 /* TODO: Color tables */ | |
6fc2811b | 13260 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); |
1ffb278b JB |
13261 | #else |
13262 | pixel_colors[i] = PALETTERGB (r, g, b); | |
13263 | #endif | |
6fc2811b JR |
13264 | } |
13265 | ||
1ffb278b | 13266 | #if 0 /* TODO: Color tables */ |
6fc2811b JR |
13267 | img->colors = colors_in_color_table (&img->ncolors); |
13268 | free_color_table (); | |
1ffb278b | 13269 | #endif |
6fc2811b JR |
13270 | |
13271 | /* Clear the part of the screen image that are not covered by | |
7d0393cf | 13272 | the image from the GIF file. Full animated GIF support |
6fc2811b JR |
13273 | requires more than can be done here (see the gif89 spec, |
13274 | disposal methods). Let's simply assume that the part | |
13275 | not covered by a sub-image is in the frame's background color. */ | |
13276 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
13277 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
13278 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
13279 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
13280 | ||
13281 | for (y = 0; y < image_top; ++y) | |
13282 | for (x = 0; x < width; ++x) | |
13283 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
13284 | ||
13285 | for (y = image_top + image_height; y < height; ++y) | |
13286 | for (x = 0; x < width; ++x) | |
13287 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
13288 | ||
13289 | for (y = image_top; y < image_top + image_height; ++y) | |
13290 | { | |
13291 | for (x = 0; x < image_left; ++x) | |
13292 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
13293 | for (x = image_left + image_width; x < width; ++x) | |
13294 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
13295 | } | |
13296 | ||
13297 | /* Read the GIF image into the X image. We use a local variable | |
13298 | `raster' here because RasterBits below is a char *, and invites | |
13299 | problems with bytes >= 0x80. */ | |
13300 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
13301 | ||
13302 | if (gif->SavedImages[ino].ImageDesc.Interlace) | |
13303 | { | |
13304 | static int interlace_start[] = {0, 4, 2, 1}; | |
13305 | static int interlace_increment[] = {8, 8, 4, 2}; | |
a05e2bae | 13306 | int pass; |
6fc2811b JR |
13307 | int row = interlace_start[0]; |
13308 | ||
13309 | pass = 0; | |
13310 | ||
13311 | for (y = 0; y < image_height; y++) | |
13312 | { | |
13313 | if (row >= image_height) | |
13314 | { | |
13315 | row = interlace_start[++pass]; | |
13316 | while (row >= image_height) | |
13317 | row = interlace_start[++pass]; | |
13318 | } | |
7d0393cf | 13319 | |
6fc2811b JR |
13320 | for (x = 0; x < image_width; x++) |
13321 | { | |
13322 | int i = raster[(y * image_width) + x]; | |
13323 | XPutPixel (ximg, x + image_left, row + image_top, | |
13324 | pixel_colors[i]); | |
13325 | } | |
7d0393cf | 13326 | |
6fc2811b JR |
13327 | row += interlace_increment[pass]; |
13328 | } | |
13329 | } | |
13330 | else | |
13331 | { | |
13332 | for (y = 0; y < image_height; ++y) | |
13333 | for (x = 0; x < image_width; ++x) | |
13334 | { | |
13335 | int i = raster[y* image_width + x]; | |
13336 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); | |
13337 | } | |
13338 | } | |
7d0393cf | 13339 | |
1ffb278b | 13340 | fn_DGifCloseFile (gif); |
a05e2bae JR |
13341 | |
13342 | /* Maybe fill in the background field while we have ximg handy. */ | |
13343 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
13344 | IMAGE_BACKGROUND (img, f, ximg); | |
13345 | ||
6fc2811b JR |
13346 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
13347 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
13348 | x_destroy_x_image (ximg); | |
7d0393cf | 13349 | |
6fc2811b JR |
13350 | UNGCPRO; |
13351 | return 1; | |
13352 | } | |
13353 | ||
13354 | #endif /* HAVE_GIF != 0 */ | |
13355 | ||
13356 | ||
13357 | \f | |
13358 | /*********************************************************************** | |
13359 | Ghostscript | |
13360 | ***********************************************************************/ | |
13361 | ||
3cf3436e JR |
13362 | Lisp_Object Qpostscript; |
13363 | ||
839b1909 JR |
13364 | /* Keyword symbols. */ |
13365 | ||
13366 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
13367 | ||
6fc2811b JR |
13368 | #ifdef HAVE_GHOSTSCRIPT |
13369 | static int gs_image_p P_ ((Lisp_Object object)); | |
13370 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
13371 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
13372 | ||
13373 | /* The symbol `postscript' identifying images of this type. */ | |
13374 | ||
6fc2811b JR |
13375 | /* Keyword symbols. */ |
13376 | ||
13377 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
13378 | ||
13379 | /* Indices of image specification fields in gs_format, below. */ | |
13380 | ||
13381 | enum gs_keyword_index | |
13382 | { | |
13383 | GS_TYPE, | |
13384 | GS_PT_WIDTH, | |
13385 | GS_PT_HEIGHT, | |
13386 | GS_FILE, | |
13387 | GS_LOADER, | |
13388 | GS_BOUNDING_BOX, | |
13389 | GS_ASCENT, | |
13390 | GS_MARGIN, | |
13391 | GS_RELIEF, | |
13392 | GS_ALGORITHM, | |
13393 | GS_HEURISTIC_MASK, | |
a05e2bae JR |
13394 | GS_MASK, |
13395 | GS_BACKGROUND, | |
6fc2811b JR |
13396 | GS_LAST |
13397 | }; | |
13398 | ||
13399 | /* Vector of image_keyword structures describing the format | |
13400 | of valid user-defined image specifications. */ | |
13401 | ||
13402 | static struct image_keyword gs_format[GS_LAST] = | |
13403 | { | |
13404 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
13405 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
13406 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
13407 | {":file", IMAGE_STRING_VALUE, 1}, | |
13408 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
13409 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
8f92c555 | 13410 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 13411 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 13412 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 13413 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
13414 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
13415 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
13416 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
13417 | }; |
13418 | ||
13419 | /* Structure describing the image type `ghostscript'. */ | |
13420 | ||
13421 | static struct image_type gs_type = | |
13422 | { | |
13423 | &Qpostscript, | |
13424 | gs_image_p, | |
13425 | gs_load, | |
13426 | gs_clear_image, | |
13427 | NULL | |
13428 | }; | |
13429 | ||
13430 | ||
13431 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
13432 | ||
13433 | static void | |
13434 | gs_clear_image (f, img) | |
13435 | struct frame *f; | |
13436 | struct image *img; | |
13437 | { | |
13438 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
13439 | xfree (img->data.ptr_val); | |
13440 | x_clear_image (f, img); | |
13441 | } | |
13442 | ||
13443 | ||
13444 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
13445 | specification. */ | |
13446 | ||
13447 | static int | |
13448 | gs_image_p (object) | |
13449 | Lisp_Object object; | |
13450 | { | |
13451 | struct image_keyword fmt[GS_LAST]; | |
13452 | Lisp_Object tem; | |
13453 | int i; | |
7d0393cf | 13454 | |
6fc2811b | 13455 | bcopy (gs_format, fmt, sizeof fmt); |
7d0393cf | 13456 | |
8f92c555 | 13457 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
6fc2811b JR |
13458 | return 0; |
13459 | ||
13460 | /* Bounding box must be a list or vector containing 4 integers. */ | |
13461 | tem = fmt[GS_BOUNDING_BOX].value; | |
13462 | if (CONSP (tem)) | |
13463 | { | |
13464 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
13465 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
13466 | return 0; | |
13467 | if (!NILP (tem)) | |
13468 | return 0; | |
13469 | } | |
13470 | else if (VECTORP (tem)) | |
13471 | { | |
13472 | if (XVECTOR (tem)->size != 4) | |
13473 | return 0; | |
13474 | for (i = 0; i < 4; ++i) | |
13475 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
13476 | return 0; | |
13477 | } | |
13478 | else | |
13479 | return 0; | |
13480 | ||
13481 | return 1; | |
13482 | } | |
13483 | ||
13484 | ||
13485 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
13486 | if successful. */ | |
13487 | ||
13488 | static int | |
13489 | gs_load (f, img) | |
13490 | struct frame *f; | |
13491 | struct image *img; | |
13492 | { | |
13493 | char buffer[100]; | |
13494 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
13495 | struct gcpro gcpro1, gcpro2; | |
13496 | Lisp_Object frame; | |
13497 | double in_width, in_height; | |
13498 | Lisp_Object pixel_colors = Qnil; | |
13499 | ||
13500 | /* Compute pixel size of pixmap needed from the given size in the | |
13501 | image specification. Sizes in the specification are in pt. 1 pt | |
13502 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
13503 | info. */ | |
13504 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
13505 | in_width = XFASTINT (pt_width) / 72.0; | |
13506 | img->width = in_width * FRAME_W32_DISPLAY_INFO (f)->resx; | |
13507 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
13508 | in_height = XFASTINT (pt_height) / 72.0; | |
13509 | img->height = in_height * FRAME_W32_DISPLAY_INFO (f)->resy; | |
13510 | ||
13511 | /* Create the pixmap. */ | |
13512 | BLOCK_INPUT; | |
13513 | xassert (img->pixmap == 0); | |
13514 | img->pixmap = XCreatePixmap (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
13515 | img->width, img->height, | |
a05e2bae | 13516 | one_w32_display_info.n_cbits); |
6fc2811b JR |
13517 | UNBLOCK_INPUT; |
13518 | ||
13519 | if (!img->pixmap) | |
13520 | { | |
13521 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); | |
13522 | return 0; | |
13523 | } | |
7d0393cf | 13524 | |
6fc2811b JR |
13525 | /* Call the loader to fill the pixmap. It returns a process object |
13526 | if successful. We do not record_unwind_protect here because | |
13527 | other places in redisplay like calling window scroll functions | |
13528 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
13529 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
13530 | ||
13531 | sprintf (buffer, "%lu %lu", | |
13532 | (unsigned long) FRAME_W32_WINDOW (f), | |
13533 | (unsigned long) img->pixmap); | |
13534 | window_and_pixmap_id = build_string (buffer); | |
7d0393cf | 13535 | |
6fc2811b JR |
13536 | sprintf (buffer, "%lu %lu", |
13537 | FRAME_FOREGROUND_PIXEL (f), | |
13538 | FRAME_BACKGROUND_PIXEL (f)); | |
13539 | pixel_colors = build_string (buffer); | |
7d0393cf | 13540 | |
6fc2811b JR |
13541 | XSETFRAME (frame, f); |
13542 | loader = image_spec_value (img->spec, QCloader, NULL); | |
13543 | if (NILP (loader)) | |
13544 | loader = intern ("gs-load-image"); | |
13545 | ||
13546 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
13547 | make_number (img->width), | |
13548 | make_number (img->height), | |
13549 | window_and_pixmap_id, | |
13550 | pixel_colors); | |
13551 | UNGCPRO; | |
13552 | return PROCESSP (img->data.lisp_val); | |
13553 | } | |
13554 | ||
13555 | ||
13556 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
13557 | frame F. Called from XTread_socket when receiving an event | |
13558 | telling Emacs that Ghostscript has finished drawing. */ | |
13559 | ||
13560 | void | |
13561 | x_kill_gs_process (pixmap, f) | |
13562 | Pixmap pixmap; | |
13563 | struct frame *f; | |
13564 | { | |
13565 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
13566 | int class, i; | |
13567 | struct image *img; | |
13568 | ||
13569 | /* Find the image containing PIXMAP. */ | |
13570 | for (i = 0; i < c->used; ++i) | |
13571 | if (c->images[i]->pixmap == pixmap) | |
13572 | break; | |
13573 | ||
3cf3436e JR |
13574 | /* Should someone in between have cleared the image cache, for |
13575 | instance, give up. */ | |
13576 | if (i == c->used) | |
13577 | return; | |
13578 | ||
6fc2811b JR |
13579 | /* Kill the GS process. We should have found PIXMAP in the image |
13580 | cache and its image should contain a process object. */ | |
6fc2811b JR |
13581 | img = c->images[i]; |
13582 | xassert (PROCESSP (img->data.lisp_val)); | |
13583 | Fkill_process (img->data.lisp_val, Qnil); | |
13584 | img->data.lisp_val = Qnil; | |
13585 | ||
13586 | /* On displays with a mutable colormap, figure out the colors | |
13587 | allocated for the image by looking at the pixels of an XImage for | |
13588 | img->pixmap. */ | |
13589 | class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
13590 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
13591 | { | |
13592 | XImage *ximg; | |
13593 | ||
13594 | BLOCK_INPUT; | |
13595 | ||
13596 | /* Try to get an XImage for img->pixmep. */ | |
13597 | ximg = XGetImage (FRAME_W32_DISPLAY (f), img->pixmap, | |
13598 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
13599 | if (ximg) | |
13600 | { | |
13601 | int x, y; | |
7d0393cf | 13602 | |
6fc2811b JR |
13603 | /* Initialize the color table. */ |
13604 | init_color_table (); | |
7d0393cf | 13605 | |
6fc2811b JR |
13606 | /* For each pixel of the image, look its color up in the |
13607 | color table. After having done so, the color table will | |
13608 | contain an entry for each color used by the image. */ | |
13609 | for (y = 0; y < img->height; ++y) | |
13610 | for (x = 0; x < img->width; ++x) | |
13611 | { | |
13612 | unsigned long pixel = XGetPixel (ximg, x, y); | |
13613 | lookup_pixel_color (f, pixel); | |
13614 | } | |
13615 | ||
13616 | /* Record colors in the image. Free color table and XImage. */ | |
13617 | img->colors = colors_in_color_table (&img->ncolors); | |
13618 | free_color_table (); | |
13619 | XDestroyImage (ximg); | |
13620 | ||
13621 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
13622 | here, we get a BadAccess later in x_clear_image when | |
13623 | freeing the colors. */ | |
13624 | /* We have allocated colors once, but Ghostscript has also | |
13625 | allocated colors on behalf of us. So, to get the | |
13626 | reference counts right, free them once. */ | |
13627 | if (img->ncolors) | |
3cf3436e | 13628 | x_free_colors (FRAME_W32_DISPLAY (f), cmap, |
6fc2811b | 13629 | img->colors, img->ncolors, 0); |
6fc2811b JR |
13630 | #endif |
13631 | } | |
13632 | else | |
13633 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
13634 | img->spec, Qnil); | |
7d0393cf | 13635 | |
6fc2811b JR |
13636 | UNBLOCK_INPUT; |
13637 | } | |
3cf3436e JR |
13638 | |
13639 | /* Now that we have the pixmap, compute mask and transform the | |
13640 | image if requested. */ | |
13641 | BLOCK_INPUT; | |
13642 | postprocess_image (f, img); | |
13643 | UNBLOCK_INPUT; | |
6fc2811b JR |
13644 | } |
13645 | ||
13646 | #endif /* HAVE_GHOSTSCRIPT */ | |
13647 | ||
13648 | \f | |
13649 | /*********************************************************************** | |
13650 | Window properties | |
13651 | ***********************************************************************/ | |
13652 | ||
13653 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
13654 | Sx_change_window_property, 2, 3, 0, | |
74e1aeec JR |
13655 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
13656 | PROP and VALUE must be strings. FRAME nil or omitted means use the | |
13657 | selected frame. Value is VALUE. */) | |
6fc2811b JR |
13658 | (prop, value, frame) |
13659 | Lisp_Object frame, prop, value; | |
13660 | { | |
767b1ff0 | 13661 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
13662 | struct frame *f = check_x_frame (frame); |
13663 | Atom prop_atom; | |
13664 | ||
b7826503 PJ |
13665 | CHECK_STRING (prop); |
13666 | CHECK_STRING (value); | |
6fc2811b JR |
13667 | |
13668 | BLOCK_INPUT; | |
d5db4077 | 13669 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
13670 | XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
13671 | prop_atom, XA_STRING, 8, PropModeReplace, | |
d5db4077 | 13672 | SDATA (value), SCHARS (value)); |
6fc2811b JR |
13673 | |
13674 | /* Make sure the property is set when we return. */ | |
13675 | XFlush (FRAME_W32_DISPLAY (f)); | |
13676 | UNBLOCK_INPUT; | |
13677 | ||
767b1ff0 | 13678 | #endif /* TODO */ |
6fc2811b JR |
13679 | |
13680 | return value; | |
13681 | } | |
13682 | ||
13683 | ||
13684 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
13685 | Sx_delete_window_property, 1, 2, 0, | |
74e1aeec JR |
13686 | doc: /* Remove window property PROP from X window of FRAME. |
13687 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
6fc2811b JR |
13688 | (prop, frame) |
13689 | Lisp_Object prop, frame; | |
13690 | { | |
767b1ff0 | 13691 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
13692 | |
13693 | struct frame *f = check_x_frame (frame); | |
13694 | Atom prop_atom; | |
13695 | ||
b7826503 | 13696 | CHECK_STRING (prop); |
6fc2811b | 13697 | BLOCK_INPUT; |
d5db4077 | 13698 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
13699 | XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); |
13700 | ||
13701 | /* Make sure the property is removed when we return. */ | |
13702 | XFlush (FRAME_W32_DISPLAY (f)); | |
13703 | UNBLOCK_INPUT; | |
767b1ff0 | 13704 | #endif /* TODO */ |
6fc2811b JR |
13705 | |
13706 | return prop; | |
13707 | } | |
13708 | ||
13709 | ||
13710 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
13711 | 1, 2, 0, | |
74e1aeec JR |
13712 | doc: /* Value is the value of window property PROP on FRAME. |
13713 | If FRAME is nil or omitted, use the selected frame. Value is nil | |
13714 | if FRAME hasn't a property with name PROP or if PROP has no string | |
13715 | value. */) | |
6fc2811b JR |
13716 | (prop, frame) |
13717 | Lisp_Object prop, frame; | |
13718 | { | |
767b1ff0 | 13719 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
13720 | |
13721 | struct frame *f = check_x_frame (frame); | |
13722 | Atom prop_atom; | |
13723 | int rc; | |
13724 | Lisp_Object prop_value = Qnil; | |
13725 | char *tmp_data = NULL; | |
13726 | Atom actual_type; | |
13727 | int actual_format; | |
13728 | unsigned long actual_size, bytes_remaining; | |
13729 | ||
b7826503 | 13730 | CHECK_STRING (prop); |
6fc2811b | 13731 | BLOCK_INPUT; |
d5db4077 | 13732 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
13733 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
13734 | prop_atom, 0, 0, False, XA_STRING, | |
13735 | &actual_type, &actual_format, &actual_size, | |
13736 | &bytes_remaining, (unsigned char **) &tmp_data); | |
13737 | if (rc == Success) | |
13738 | { | |
13739 | int size = bytes_remaining; | |
13740 | ||
13741 | XFree (tmp_data); | |
13742 | tmp_data = NULL; | |
13743 | ||
13744 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
13745 | prop_atom, 0, bytes_remaining, | |
13746 | False, XA_STRING, | |
7d0393cf JB |
13747 | &actual_type, &actual_format, |
13748 | &actual_size, &bytes_remaining, | |
6fc2811b JR |
13749 | (unsigned char **) &tmp_data); |
13750 | if (rc == Success) | |
13751 | prop_value = make_string (tmp_data, size); | |
13752 | ||
13753 | XFree (tmp_data); | |
13754 | } | |
13755 | ||
13756 | UNBLOCK_INPUT; | |
13757 | ||
13758 | return prop_value; | |
13759 | ||
767b1ff0 | 13760 | #endif /* TODO */ |
6fc2811b JR |
13761 | return Qnil; |
13762 | } | |
13763 | ||
13764 | ||
13765 | \f | |
13766 | /*********************************************************************** | |
13767 | Busy cursor | |
13768 | ***********************************************************************/ | |
13769 | ||
f79e6790 | 13770 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 13771 | an hourglass cursor on all frames. */ |
6fc2811b | 13772 | |
0af913d7 | 13773 | static struct atimer *hourglass_atimer; |
6fc2811b | 13774 | |
0af913d7 | 13775 | /* Non-zero means an hourglass cursor is currently shown. */ |
6fc2811b | 13776 | |
0af913d7 | 13777 | static int hourglass_shown_p; |
6fc2811b | 13778 | |
0af913d7 | 13779 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
6fc2811b | 13780 | |
0af913d7 | 13781 | static Lisp_Object Vhourglass_delay; |
6fc2811b | 13782 | |
0af913d7 | 13783 | /* Default number of seconds to wait before displaying an hourglass |
f79e6790 JR |
13784 | cursor. */ |
13785 | ||
0af913d7 | 13786 | #define DEFAULT_HOURGLASS_DELAY 1 |
f79e6790 JR |
13787 | |
13788 | /* Function prototypes. */ | |
13789 | ||
0af913d7 GM |
13790 | static void show_hourglass P_ ((struct atimer *)); |
13791 | static void hide_hourglass P_ ((void)); | |
f79e6790 JR |
13792 | |
13793 | ||
0af913d7 | 13794 | /* Cancel a currently active hourglass timer, and start a new one. */ |
f79e6790 JR |
13795 | |
13796 | void | |
0af913d7 | 13797 | start_hourglass () |
f79e6790 | 13798 | { |
767b1ff0 | 13799 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 13800 | EMACS_TIME delay; |
dfff8a69 | 13801 | int secs, usecs = 0; |
7d0393cf | 13802 | |
0af913d7 | 13803 | cancel_hourglass (); |
f79e6790 | 13804 | |
0af913d7 GM |
13805 | if (INTEGERP (Vhourglass_delay) |
13806 | && XINT (Vhourglass_delay) > 0) | |
13807 | secs = XFASTINT (Vhourglass_delay); | |
13808 | else if (FLOATP (Vhourglass_delay) | |
13809 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
dfff8a69 JR |
13810 | { |
13811 | Lisp_Object tem; | |
0af913d7 | 13812 | tem = Ftruncate (Vhourglass_delay, Qnil); |
dfff8a69 | 13813 | secs = XFASTINT (tem); |
0af913d7 | 13814 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
dfff8a69 | 13815 | } |
f79e6790 | 13816 | else |
0af913d7 | 13817 | secs = DEFAULT_HOURGLASS_DELAY; |
7d0393cf | 13818 | |
dfff8a69 | 13819 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
13820 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
13821 | show_hourglass, NULL); | |
f79e6790 JR |
13822 | #endif |
13823 | } | |
13824 | ||
13825 | ||
0af913d7 GM |
13826 | /* Cancel the hourglass cursor timer if active, hide an hourglass |
13827 | cursor if shown. */ | |
f79e6790 JR |
13828 | |
13829 | void | |
0af913d7 | 13830 | cancel_hourglass () |
f79e6790 | 13831 | { |
0af913d7 | 13832 | if (hourglass_atimer) |
dfff8a69 | 13833 | { |
0af913d7 GM |
13834 | cancel_atimer (hourglass_atimer); |
13835 | hourglass_atimer = NULL; | |
dfff8a69 | 13836 | } |
7d0393cf | 13837 | |
0af913d7 GM |
13838 | if (hourglass_shown_p) |
13839 | hide_hourglass (); | |
f79e6790 JR |
13840 | } |
13841 | ||
13842 | ||
0af913d7 GM |
13843 | /* Timer function of hourglass_atimer. TIMER is equal to |
13844 | hourglass_atimer. | |
f79e6790 | 13845 | |
0af913d7 GM |
13846 | Display an hourglass cursor on all frames by mapping the frames' |
13847 | hourglass_window. Set the hourglass_p flag in the frames' | |
13848 | output_data.x structure to indicate that an hourglass cursor is | |
13849 | shown on the frames. */ | |
f79e6790 JR |
13850 | |
13851 | static void | |
0af913d7 | 13852 | show_hourglass (timer) |
f79e6790 | 13853 | struct atimer *timer; |
6fc2811b | 13854 | { |
767b1ff0 | 13855 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 13856 | /* The timer implementation will cancel this timer automatically |
0af913d7 | 13857 | after this function has run. Set hourglass_atimer to null |
f79e6790 | 13858 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 13859 | hourglass_atimer = NULL; |
f79e6790 | 13860 | |
0af913d7 | 13861 | if (!hourglass_shown_p) |
6fc2811b JR |
13862 | { |
13863 | Lisp_Object rest, frame; | |
7d0393cf | 13864 | |
f79e6790 | 13865 | BLOCK_INPUT; |
7d0393cf | 13866 | |
6fc2811b | 13867 | FOR_EACH_FRAME (rest, frame) |
dc220243 | 13868 | if (FRAME_W32_P (XFRAME (frame))) |
6fc2811b JR |
13869 | { |
13870 | struct frame *f = XFRAME (frame); | |
7d0393cf | 13871 | |
0af913d7 | 13872 | f->output_data.w32->hourglass_p = 1; |
7d0393cf | 13873 | |
0af913d7 | 13874 | if (!f->output_data.w32->hourglass_window) |
6fc2811b JR |
13875 | { |
13876 | unsigned long mask = CWCursor; | |
13877 | XSetWindowAttributes attrs; | |
7d0393cf | 13878 | |
0af913d7 | 13879 | attrs.cursor = f->output_data.w32->hourglass_cursor; |
7d0393cf | 13880 | |
0af913d7 | 13881 | f->output_data.w32->hourglass_window |
f79e6790 | 13882 | = XCreateWindow (FRAME_X_DISPLAY (f), |
6fc2811b JR |
13883 | FRAME_OUTER_WINDOW (f), |
13884 | 0, 0, 32000, 32000, 0, 0, | |
f79e6790 JR |
13885 | InputOnly, |
13886 | CopyFromParent, | |
6fc2811b JR |
13887 | mask, &attrs); |
13888 | } | |
7d0393cf | 13889 | |
0af913d7 GM |
13890 | XMapRaised (FRAME_X_DISPLAY (f), |
13891 | f->output_data.w32->hourglass_window); | |
f79e6790 | 13892 | XFlush (FRAME_X_DISPLAY (f)); |
6fc2811b | 13893 | } |
6fc2811b | 13894 | |
0af913d7 | 13895 | hourglass_shown_p = 1; |
f79e6790 JR |
13896 | UNBLOCK_INPUT; |
13897 | } | |
13898 | #endif | |
6fc2811b JR |
13899 | } |
13900 | ||
13901 | ||
0af913d7 | 13902 | /* Hide the hourglass cursor on all frames, if it is currently shown. */ |
6fc2811b | 13903 | |
f79e6790 | 13904 | static void |
0af913d7 | 13905 | hide_hourglass () |
f79e6790 | 13906 | { |
767b1ff0 | 13907 | #if 0 /* TODO: cursor shape changes. */ |
0af913d7 | 13908 | if (hourglass_shown_p) |
6fc2811b | 13909 | { |
f79e6790 JR |
13910 | Lisp_Object rest, frame; |
13911 | ||
13912 | BLOCK_INPUT; | |
13913 | FOR_EACH_FRAME (rest, frame) | |
6fc2811b | 13914 | { |
f79e6790 | 13915 | struct frame *f = XFRAME (frame); |
7d0393cf | 13916 | |
dc220243 | 13917 | if (FRAME_W32_P (f) |
f79e6790 | 13918 | /* Watch out for newly created frames. */ |
0af913d7 | 13919 | && f->output_data.x->hourglass_window) |
f79e6790 | 13920 | { |
0af913d7 GM |
13921 | XUnmapWindow (FRAME_X_DISPLAY (f), |
13922 | f->output_data.x->hourglass_window); | |
13923 | /* Sync here because XTread_socket looks at the | |
13924 | hourglass_p flag that is reset to zero below. */ | |
f79e6790 | 13925 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 13926 | f->output_data.x->hourglass_p = 0; |
f79e6790 | 13927 | } |
6fc2811b | 13928 | } |
6fc2811b | 13929 | |
0af913d7 | 13930 | hourglass_shown_p = 0; |
f79e6790 JR |
13931 | UNBLOCK_INPUT; |
13932 | } | |
13933 | #endif | |
6fc2811b JR |
13934 | } |
13935 | ||
13936 | ||
13937 | \f | |
13938 | /*********************************************************************** | |
13939 | Tool tips | |
13940 | ***********************************************************************/ | |
13941 | ||
13942 | static Lisp_Object x_create_tip_frame P_ ((struct w32_display_info *, | |
3cf3436e JR |
13943 | Lisp_Object, Lisp_Object)); |
13944 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, | |
13945 | Lisp_Object, int, int, int *, int *)); | |
7d0393cf | 13946 | |
3cf3436e | 13947 | /* The frame of a currently visible tooltip. */ |
6fc2811b | 13948 | |
937e601e | 13949 | Lisp_Object tip_frame; |
6fc2811b JR |
13950 | |
13951 | /* If non-nil, a timer started that hides the last tooltip when it | |
13952 | fires. */ | |
13953 | ||
13954 | Lisp_Object tip_timer; | |
13955 | Window tip_window; | |
13956 | ||
3cf3436e JR |
13957 | /* If non-nil, a vector of 3 elements containing the last args |
13958 | with which x-show-tip was called. See there. */ | |
13959 | ||
13960 | Lisp_Object last_show_tip_args; | |
13961 | ||
13962 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ | |
13963 | ||
13964 | Lisp_Object Vx_max_tooltip_size; | |
13965 | ||
13966 | ||
937e601e AI |
13967 | static Lisp_Object |
13968 | unwind_create_tip_frame (frame) | |
13969 | Lisp_Object frame; | |
13970 | { | |
c844a81a GM |
13971 | Lisp_Object deleted; |
13972 | ||
13973 | deleted = unwind_create_frame (frame); | |
13974 | if (EQ (deleted, Qt)) | |
13975 | { | |
13976 | tip_window = NULL; | |
13977 | tip_frame = Qnil; | |
13978 | } | |
7d0393cf | 13979 | |
c844a81a | 13980 | return deleted; |
937e601e AI |
13981 | } |
13982 | ||
13983 | ||
6fc2811b | 13984 | /* Create a frame for a tooltip on the display described by DPYINFO. |
3cf3436e JR |
13985 | PARMS is a list of frame parameters. TEXT is the string to |
13986 | display in the tip frame. Value is the frame. | |
937e601e AI |
13987 | |
13988 | Note that functions called here, esp. x_default_parameter can | |
13989 | signal errors, for instance when a specified color name is | |
13990 | undefined. We have to make sure that we're in a consistent state | |
13991 | when this happens. */ | |
6fc2811b JR |
13992 | |
13993 | static Lisp_Object | |
3cf3436e | 13994 | x_create_tip_frame (dpyinfo, parms, text) |
6fc2811b | 13995 | struct w32_display_info *dpyinfo; |
3cf3436e | 13996 | Lisp_Object parms, text; |
6fc2811b | 13997 | { |
6fc2811b JR |
13998 | struct frame *f; |
13999 | Lisp_Object frame, tem; | |
14000 | Lisp_Object name; | |
14001 | long window_prompting = 0; | |
14002 | int width, height; | |
331379bf | 14003 | int count = SPECPDL_INDEX (); |
6fc2811b JR |
14004 | struct gcpro gcpro1, gcpro2, gcpro3; |
14005 | struct kboard *kb; | |
3cf3436e JR |
14006 | int face_change_count_before = face_change_count; |
14007 | Lisp_Object buffer; | |
14008 | struct buffer *old_buffer; | |
6fc2811b | 14009 | |
ca56d953 | 14010 | check_w32 (); |
6fc2811b JR |
14011 | |
14012 | /* Use this general default value to start with until we know if | |
14013 | this frame has a specified name. */ | |
14014 | Vx_resource_name = Vinvocation_name; | |
14015 | ||
14016 | #ifdef MULTI_KBOARD | |
14017 | kb = dpyinfo->kboard; | |
14018 | #else | |
14019 | kb = &the_only_kboard; | |
14020 | #endif | |
14021 | ||
14022 | /* Get the name of the frame to use for resource lookup. */ | |
14023 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); | |
14024 | if (!STRINGP (name) | |
14025 | && !EQ (name, Qunbound) | |
14026 | && !NILP (name)) | |
14027 | error ("Invalid frame name--not a string or nil"); | |
14028 | Vx_resource_name = name; | |
14029 | ||
14030 | frame = Qnil; | |
14031 | GCPRO3 (parms, name, frame); | |
9eb16b62 JR |
14032 | /* Make a frame without minibuffer nor mode-line. */ |
14033 | f = make_frame (0); | |
14034 | f->wants_modeline = 0; | |
6fc2811b | 14035 | XSETFRAME (frame, f); |
3cf3436e JR |
14036 | |
14037 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
14038 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
14039 | old_buffer = current_buffer; | |
14040 | set_buffer_internal_1 (XBUFFER (buffer)); | |
14041 | current_buffer->truncate_lines = Qnil; | |
14042 | Ferase_buffer (); | |
14043 | Finsert (1, &text); | |
14044 | set_buffer_internal_1 (old_buffer); | |
7d0393cf | 14045 | |
6fc2811b | 14046 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
937e601e | 14047 | record_unwind_protect (unwind_create_tip_frame, frame); |
6fc2811b | 14048 | |
3cf3436e JR |
14049 | /* By setting the output method, we're essentially saying that |
14050 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
14051 | from this point on, x_destroy_window might screw up reference | |
14052 | counts etc. */ | |
d88c567c | 14053 | f->output_method = output_w32; |
6fc2811b JR |
14054 | f->output_data.w32 = |
14055 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
14056 | bzero (f->output_data.w32, sizeof (struct w32_output)); | |
ca56d953 JR |
14057 | |
14058 | FRAME_FONTSET (f) = -1; | |
6fc2811b JR |
14059 | f->icon_name = Qnil; |
14060 | ||
ca56d953 | 14061 | #if 0 /* GLYPH_DEBUG TODO: image support. */ |
937e601e AI |
14062 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
14063 | dpyinfo_refcount = dpyinfo->reference_count; | |
14064 | #endif /* GLYPH_DEBUG */ | |
6fc2811b JR |
14065 | #ifdef MULTI_KBOARD |
14066 | FRAME_KBOARD (f) = kb; | |
14067 | #endif | |
14068 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
14069 | f->output_data.w32->explicit_parent = 0; | |
14070 | ||
14071 | /* Set the name; the functions to which we pass f expect the name to | |
14072 | be set. */ | |
14073 | if (EQ (name, Qunbound) || NILP (name)) | |
14074 | { | |
ca56d953 | 14075 | f->name = build_string (dpyinfo->w32_id_name); |
6fc2811b JR |
14076 | f->explicit_name = 0; |
14077 | } | |
14078 | else | |
14079 | { | |
14080 | f->name = name; | |
14081 | f->explicit_name = 1; | |
14082 | /* use the frame's title when getting resources for this frame. */ | |
14083 | specbind (Qx_resource_name, name); | |
14084 | } | |
14085 | ||
6fc2811b JR |
14086 | /* Extract the window parameters from the supplied values |
14087 | that are needed to determine window geometry. */ | |
14088 | { | |
14089 | Lisp_Object font; | |
14090 | ||
14091 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
14092 | ||
14093 | BLOCK_INPUT; | |
14094 | /* First, try whatever font the caller has specified. */ | |
14095 | if (STRINGP (font)) | |
14096 | { | |
14097 | tem = Fquery_fontset (font, Qnil); | |
14098 | if (STRINGP (tem)) | |
d5db4077 | 14099 | font = x_new_fontset (f, SDATA (tem)); |
6fc2811b | 14100 | else |
d5db4077 | 14101 | font = x_new_font (f, SDATA (font)); |
6fc2811b | 14102 | } |
7d0393cf | 14103 | |
6fc2811b JR |
14104 | /* Try out a font which we hope has bold and italic variations. */ |
14105 | if (!STRINGP (font)) | |
ca56d953 | 14106 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
6fc2811b | 14107 | if (! STRINGP (font)) |
ca56d953 | 14108 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
14109 | /* If those didn't work, look for something which will at least work. */ |
14110 | if (! STRINGP (font)) | |
ca56d953 | 14111 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
14112 | UNBLOCK_INPUT; |
14113 | if (! STRINGP (font)) | |
ca56d953 | 14114 | font = build_string ("Fixedsys"); |
6fc2811b JR |
14115 | |
14116 | x_default_parameter (f, parms, Qfont, font, | |
14117 | "font", "Font", RES_TYPE_STRING); | |
14118 | } | |
14119 | ||
14120 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
14121 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
6fc2811b JR |
14122 | /* This defaults to 2 in order to match xterm. We recognize either |
14123 | internalBorderWidth or internalBorder (which is what xterm calls | |
14124 | it). */ | |
14125 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
14126 | { | |
14127 | Lisp_Object value; | |
14128 | ||
14129 | value = w32_get_arg (parms, Qinternal_border_width, | |
14130 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
14131 | if (! EQ (value, Qunbound)) | |
14132 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
14133 | parms); | |
14134 | } | |
bfd6edcc | 14135 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
6fc2811b JR |
14136 | "internalBorderWidth", "internalBorderWidth", |
14137 | RES_TYPE_NUMBER); | |
14138 | ||
14139 | /* Also do the stuff which must be set before the window exists. */ | |
14140 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
14141 | "foreground", "Foreground", RES_TYPE_STRING); | |
14142 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
14143 | "background", "Background", RES_TYPE_STRING); | |
14144 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
14145 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
14146 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
14147 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
14148 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
14149 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
14150 | ||
14151 | /* Init faces before x_default_parameter is called for scroll-bar | |
14152 | parameters because that function calls x_set_scroll_bar_width, | |
14153 | which calls change_frame_size, which calls Fset_window_buffer, | |
14154 | which runs hooks, which call Fvertical_motion. At the end, we | |
14155 | end up in init_iterator with a null face cache, which should not | |
14156 | happen. */ | |
14157 | init_frame_faces (f); | |
ca56d953 JR |
14158 | |
14159 | f->output_data.w32->dwStyle = WS_BORDER | WS_POPUP | WS_DISABLED; | |
6fc2811b | 14160 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
9eb16b62 | 14161 | |
6fc2811b JR |
14162 | window_prompting = x_figure_window_size (f, parms); |
14163 | ||
9eb16b62 JR |
14164 | /* No fringes on tip frame. */ |
14165 | f->output_data.w32->fringes_extra = 0; | |
14166 | f->output_data.w32->fringe_cols = 0; | |
14167 | f->output_data.w32->left_fringe_width = 0; | |
14168 | f->output_data.w32->right_fringe_width = 0; | |
14169 | ||
6fc2811b JR |
14170 | if (window_prompting & XNegative) |
14171 | { | |
14172 | if (window_prompting & YNegative) | |
14173 | f->output_data.w32->win_gravity = SouthEastGravity; | |
14174 | else | |
14175 | f->output_data.w32->win_gravity = NorthEastGravity; | |
14176 | } | |
14177 | else | |
14178 | { | |
14179 | if (window_prompting & YNegative) | |
14180 | f->output_data.w32->win_gravity = SouthWestGravity; | |
14181 | else | |
14182 | f->output_data.w32->win_gravity = NorthWestGravity; | |
14183 | } | |
14184 | ||
14185 | f->output_data.w32->size_hint_flags = window_prompting; | |
ca56d953 JR |
14186 | |
14187 | BLOCK_INPUT; | |
14188 | my_create_tip_window (f); | |
14189 | UNBLOCK_INPUT; | |
6fc2811b JR |
14190 | |
14191 | x_make_gc (f); | |
14192 | ||
14193 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
14194 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
14195 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
14196 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
14197 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
14198 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
14199 | ||
14200 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
14201 | Change will not be effected unless different from the current | |
14202 | f->height. */ | |
14203 | width = f->width; | |
14204 | height = f->height; | |
14205 | f->height = 0; | |
14206 | SET_FRAME_WIDTH (f, 0); | |
14207 | change_frame_size (f, height, width, 1, 0, 0); | |
14208 | ||
cd1d850f JPW |
14209 | /* Add `tooltip' frame parameter's default value. */ |
14210 | if (NILP (Fframe_parameter (frame, intern ("tooltip")))) | |
14211 | Fmodify_frame_parameters (frame, Fcons (Fcons (intern ("tooltip"), Qt), | |
14212 | Qnil)); | |
7d0393cf | 14213 | |
3cf3436e JR |
14214 | /* Set up faces after all frame parameters are known. This call |
14215 | also merges in face attributes specified for new frames. | |
14216 | ||
14217 | Frame parameters may be changed if .Xdefaults contains | |
14218 | specifications for the default font. For example, if there is an | |
14219 | `Emacs.default.attributeBackground: pink', the `background-color' | |
14220 | attribute of the frame get's set, which let's the internal border | |
14221 | of the tooltip frame appear in pink. Prevent this. */ | |
14222 | { | |
14223 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
14224 | ||
14225 | /* Set tip_frame here, so that */ | |
14226 | tip_frame = frame; | |
14227 | call1 (Qface_set_after_frame_default, frame); | |
7d0393cf | 14228 | |
3cf3436e JR |
14229 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) |
14230 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
14231 | Qnil)); | |
14232 | } | |
7d0393cf | 14233 | |
6fc2811b JR |
14234 | f->no_split = 1; |
14235 | ||
14236 | UNGCPRO; | |
14237 | ||
14238 | /* It is now ok to make the frame official even if we get an error | |
14239 | below. And the frame needs to be on Vframe_list or making it | |
14240 | visible won't work. */ | |
14241 | Vframe_list = Fcons (frame, Vframe_list); | |
14242 | ||
14243 | /* Now that the frame is official, it counts as a reference to | |
14244 | its display. */ | |
14245 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
ee78dc32 | 14246 | |
3cf3436e JR |
14247 | /* Setting attributes of faces of the tooltip frame from resources |
14248 | and similar will increment face_change_count, which leads to the | |
14249 | clearing of all current matrices. Since this isn't necessary | |
14250 | here, avoid it by resetting face_change_count to the value it | |
14251 | had before we created the tip frame. */ | |
14252 | face_change_count = face_change_count_before; | |
14253 | ||
14254 | /* Discard the unwind_protect. */ | |
6fc2811b | 14255 | return unbind_to (count, frame); |
ee78dc32 GV |
14256 | } |
14257 | ||
3cf3436e JR |
14258 | |
14259 | /* Compute where to display tip frame F. PARMS is the list of frame | |
14260 | parameters for F. DX and DY are specified offsets from the current | |
14261 | location of the mouse. WIDTH and HEIGHT are the width and height | |
14262 | of the tooltip. Return coordinates relative to the root window of | |
14263 | the display in *ROOT_X, and *ROOT_Y. */ | |
14264 | ||
14265 | static void | |
14266 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) | |
14267 | struct frame *f; | |
14268 | Lisp_Object parms, dx, dy; | |
14269 | int width, height; | |
14270 | int *root_x, *root_y; | |
14271 | { | |
3cf3436e | 14272 | Lisp_Object left, top; |
7d0393cf | 14273 | |
3cf3436e JR |
14274 | /* User-specified position? */ |
14275 | left = Fcdr (Fassq (Qleft, parms)); | |
14276 | top = Fcdr (Fassq (Qtop, parms)); | |
7d0393cf | 14277 | |
3cf3436e JR |
14278 | /* Move the tooltip window where the mouse pointer is. Resize and |
14279 | show it. */ | |
ca56d953 | 14280 | if (!INTEGERP (left) || !INTEGERP (top)) |
3cf3436e | 14281 | { |
ca56d953 JR |
14282 | POINT pt; |
14283 | ||
3cf3436e | 14284 | BLOCK_INPUT; |
ca56d953 JR |
14285 | GetCursorPos (&pt); |
14286 | *root_x = pt.x; | |
14287 | *root_y = pt.y; | |
3cf3436e JR |
14288 | UNBLOCK_INPUT; |
14289 | } | |
14290 | ||
14291 | if (INTEGERP (top)) | |
14292 | *root_y = XINT (top); | |
14293 | else if (*root_y + XINT (dy) - height < 0) | |
14294 | *root_y -= XINT (dy); | |
14295 | else | |
14296 | { | |
14297 | *root_y -= height; | |
14298 | *root_y += XINT (dy); | |
14299 | } | |
14300 | ||
14301 | if (INTEGERP (left)) | |
14302 | *root_x = XINT (left); | |
72e4adef JR |
14303 | else if (*root_x + XINT (dx) + width <= FRAME_W32_DISPLAY_INFO (f)->width) |
14304 | /* It fits to the right of the pointer. */ | |
14305 | *root_x += XINT (dx); | |
14306 | else if (width + XINT (dx) <= *root_x) | |
14307 | /* It fits to the left of the pointer. */ | |
3cf3436e JR |
14308 | *root_x -= width + XINT (dx); |
14309 | else | |
72e4adef JR |
14310 | /* Put it left justified on the screen -- it ought to fit that way. */ |
14311 | *root_x = 0; | |
3cf3436e JR |
14312 | } |
14313 | ||
14314 | ||
71eab8d1 | 14315 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
74e1aeec JR |
14316 | doc: /* Show STRING in a \"tooltip\" window on frame FRAME. |
14317 | A tooltip window is a small window displaying a string. | |
14318 | ||
14319 | FRAME nil or omitted means use the selected frame. | |
14320 | ||
14321 | PARMS is an optional list of frame parameters which can be | |
14322 | used to change the tooltip's appearance. | |
14323 | ||
ca56d953 JR |
14324 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil |
14325 | means use the default timeout of 5 seconds. | |
74e1aeec | 14326 | |
ca56d953 | 14327 | If the list of frame parameters PARAMS contains a `left' parameter, |
74e1aeec JR |
14328 | the tooltip is displayed at that x-position. Otherwise it is |
14329 | displayed at the mouse position, with offset DX added (default is 5 if | |
14330 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
14331 | parameter is specified, it determines the y-position of the tooltip | |
14332 | window, otherwise it is displayed at the mouse position, with offset | |
14333 | DY added (default is -10). | |
14334 | ||
14335 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
14336 | Text larger than the specified size is clipped. */) | |
71eab8d1 AI |
14337 | (string, frame, parms, timeout, dx, dy) |
14338 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
ee78dc32 | 14339 | { |
6fc2811b JR |
14340 | struct frame *f; |
14341 | struct window *w; | |
3cf3436e | 14342 | int root_x, root_y; |
6fc2811b JR |
14343 | struct buffer *old_buffer; |
14344 | struct text_pos pos; | |
14345 | int i, width, height; | |
6fc2811b JR |
14346 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
14347 | int old_windows_or_buffers_changed = windows_or_buffers_changed; | |
331379bf | 14348 | int count = SPECPDL_INDEX (); |
7d0393cf | 14349 | |
6fc2811b | 14350 | specbind (Qinhibit_redisplay, Qt); |
ee78dc32 | 14351 | |
dfff8a69 | 14352 | GCPRO4 (string, parms, frame, timeout); |
ee78dc32 | 14353 | |
b7826503 | 14354 | CHECK_STRING (string); |
6fc2811b JR |
14355 | f = check_x_frame (frame); |
14356 | if (NILP (timeout)) | |
14357 | timeout = make_number (5); | |
14358 | else | |
b7826503 | 14359 | CHECK_NATNUM (timeout); |
ee78dc32 | 14360 | |
71eab8d1 AI |
14361 | if (NILP (dx)) |
14362 | dx = make_number (5); | |
14363 | else | |
b7826503 | 14364 | CHECK_NUMBER (dx); |
7d0393cf | 14365 | |
71eab8d1 | 14366 | if (NILP (dy)) |
dc220243 | 14367 | dy = make_number (-10); |
71eab8d1 | 14368 | else |
b7826503 | 14369 | CHECK_NUMBER (dy); |
71eab8d1 | 14370 | |
dc220243 JR |
14371 | if (NILP (last_show_tip_args)) |
14372 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
14373 | ||
14374 | if (!NILP (tip_frame)) | |
14375 | { | |
14376 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
14377 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
14378 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
14379 | ||
14380 | if (EQ (frame, last_frame) | |
14381 | && !NILP (Fequal (last_string, string)) | |
14382 | && !NILP (Fequal (last_parms, parms))) | |
14383 | { | |
14384 | struct frame *f = XFRAME (tip_frame); | |
7d0393cf | 14385 | |
dc220243 JR |
14386 | /* Only DX and DY have changed. */ |
14387 | if (!NILP (tip_timer)) | |
14388 | { | |
14389 | Lisp_Object timer = tip_timer; | |
14390 | tip_timer = Qnil; | |
14391 | call1 (Qcancel_timer, timer); | |
14392 | } | |
14393 | ||
14394 | BLOCK_INPUT; | |
ca56d953 JR |
14395 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
14396 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
d65a9cdc JR |
14397 | |
14398 | /* Put tooltip in topmost group and in position. */ | |
ca56d953 JR |
14399 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
14400 | root_x, root_y, 0, 0, | |
14401 | SWP_NOSIZE | SWP_NOACTIVATE); | |
d65a9cdc JR |
14402 | |
14403 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ | |
14404 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, | |
14405 | 0, 0, 0, 0, | |
14406 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); | |
14407 | ||
dc220243 JR |
14408 | UNBLOCK_INPUT; |
14409 | goto start_timer; | |
14410 | } | |
14411 | } | |
14412 | ||
6fc2811b JR |
14413 | /* Hide a previous tip, if any. */ |
14414 | Fx_hide_tip (); | |
ee78dc32 | 14415 | |
dc220243 JR |
14416 | ASET (last_show_tip_args, 0, string); |
14417 | ASET (last_show_tip_args, 1, frame); | |
14418 | ASET (last_show_tip_args, 2, parms); | |
14419 | ||
6fc2811b JR |
14420 | /* Add default values to frame parameters. */ |
14421 | if (NILP (Fassq (Qname, parms))) | |
14422 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
14423 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
14424 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
14425 | if (NILP (Fassq (Qborder_width, parms))) | |
14426 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
14427 | if (NILP (Fassq (Qborder_color, parms))) | |
14428 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
14429 | if (NILP (Fassq (Qbackground_color, parms))) | |
14430 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
14431 | parms); | |
14432 | ||
0e3fcdef JR |
14433 | /* Block input until the tip has been fully drawn, to avoid crashes |
14434 | when drawing tips in menus. */ | |
14435 | BLOCK_INPUT; | |
14436 | ||
6fc2811b JR |
14437 | /* Create a frame for the tooltip, and record it in the global |
14438 | variable tip_frame. */ | |
ca56d953 | 14439 | frame = x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f), parms, string); |
937e601e | 14440 | f = XFRAME (frame); |
6fc2811b | 14441 | |
3cf3436e | 14442 | /* Set up the frame's root window. */ |
6fc2811b JR |
14443 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
14444 | w->left = w->top = make_number (0); | |
3cf3436e JR |
14445 | |
14446 | if (CONSP (Vx_max_tooltip_size) | |
14447 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
14448 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
14449 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
14450 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
14451 | { | |
14452 | w->width = XCAR (Vx_max_tooltip_size); | |
14453 | w->height = XCDR (Vx_max_tooltip_size); | |
14454 | } | |
14455 | else | |
14456 | { | |
14457 | w->width = make_number (80); | |
14458 | w->height = make_number (40); | |
14459 | } | |
7d0393cf | 14460 | |
3cf3436e | 14461 | f->window_width = XINT (w->width); |
6fc2811b JR |
14462 | adjust_glyphs (f); |
14463 | w->pseudo_window_p = 1; | |
14464 | ||
14465 | /* Display the tooltip text in a temporary buffer. */ | |
6fc2811b | 14466 | old_buffer = current_buffer; |
3cf3436e JR |
14467 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
14468 | current_buffer->truncate_lines = Qnil; | |
6fc2811b JR |
14469 | clear_glyph_matrix (w->desired_matrix); |
14470 | clear_glyph_matrix (w->current_matrix); | |
14471 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
14472 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
14473 | ||
14474 | /* Compute width and height of the tooltip. */ | |
14475 | width = height = 0; | |
14476 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
ee78dc32 | 14477 | { |
6fc2811b JR |
14478 | struct glyph_row *row = &w->desired_matrix->rows[i]; |
14479 | struct glyph *last; | |
14480 | int row_width; | |
14481 | ||
14482 | /* Stop at the first empty row at the end. */ | |
14483 | if (!row->enabled_p || !row->displays_text_p) | |
14484 | break; | |
14485 | ||
14486 | /* Let the row go over the full width of the frame. */ | |
14487 | row->full_width_p = 1; | |
14488 | ||
4e3a1c61 JR |
14489 | #ifdef TODO /* Investigate why some fonts need more width than is |
14490 | calculated for some tooltips. */ | |
6fc2811b JR |
14491 | /* There's a glyph at the end of rows that is use to place |
14492 | the cursor there. Don't include the width of this glyph. */ | |
14493 | if (row->used[TEXT_AREA]) | |
14494 | { | |
14495 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
14496 | row_width = row->pixel_width - last->pixel_width; | |
14497 | } | |
14498 | else | |
4e3a1c61 | 14499 | #endif |
6fc2811b | 14500 | row_width = row->pixel_width; |
7d0393cf | 14501 | |
ca56d953 | 14502 | /* TODO: find why tips do not draw along baseline as instructed. */ |
bfd6edcc | 14503 | height += row->height; |
6fc2811b | 14504 | width = max (width, row_width); |
ee78dc32 GV |
14505 | } |
14506 | ||
6fc2811b JR |
14507 | /* Add the frame's internal border to the width and height the X |
14508 | window should have. */ | |
14509 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
14510 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
ee78dc32 | 14511 | |
6fc2811b JR |
14512 | /* Move the tooltip window where the mouse pointer is. Resize and |
14513 | show it. */ | |
3cf3436e | 14514 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
71eab8d1 | 14515 | |
bfd6edcc JR |
14516 | { |
14517 | /* Adjust Window size to take border into account. */ | |
14518 | RECT rect; | |
14519 | rect.left = rect.top = 0; | |
14520 | rect.right = width; | |
14521 | rect.bottom = height; | |
14522 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
14523 | FRAME_EXTERNAL_MENU_BAR (f)); | |
14524 | ||
d65a9cdc | 14525 | /* Position and size tooltip, and put it in the topmost group. */ |
bfd6edcc JR |
14526 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
14527 | root_x, root_y, rect.right - rect.left, | |
14528 | rect.bottom - rect.top, SWP_NOACTIVATE); | |
14529 | ||
d65a9cdc JR |
14530 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ |
14531 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, | |
14532 | 0, 0, 0, 0, | |
14533 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); | |
14534 | ||
bfd6edcc JR |
14535 | /* Let redisplay know that we have made the frame visible already. */ |
14536 | f->async_visible = 1; | |
14537 | ||
14538 | ShowWindow (FRAME_W32_WINDOW (f), SW_SHOWNOACTIVATE); | |
14539 | } | |
ee78dc32 | 14540 | |
6fc2811b JR |
14541 | /* Draw into the window. */ |
14542 | w->must_be_updated_p = 1; | |
14543 | update_single_window (w, 1); | |
ee78dc32 | 14544 | |
0e3fcdef JR |
14545 | UNBLOCK_INPUT; |
14546 | ||
6fc2811b JR |
14547 | /* Restore original current buffer. */ |
14548 | set_buffer_internal_1 (old_buffer); | |
14549 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
ee78dc32 | 14550 | |
dc220243 | 14551 | start_timer: |
6fc2811b JR |
14552 | /* Let the tip disappear after timeout seconds. */ |
14553 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
14554 | intern ("x-hide-tip")); | |
ee78dc32 | 14555 | |
dfff8a69 | 14556 | UNGCPRO; |
6fc2811b | 14557 | return unbind_to (count, Qnil); |
ee78dc32 GV |
14558 | } |
14559 | ||
ee78dc32 | 14560 | |
6fc2811b | 14561 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, |
74e1aeec JR |
14562 | doc: /* Hide the current tooltip window, if there is any. |
14563 | Value is t if tooltip was open, nil otherwise. */) | |
6fc2811b JR |
14564 | () |
14565 | { | |
937e601e AI |
14566 | int count; |
14567 | Lisp_Object deleted, frame, timer; | |
14568 | struct gcpro gcpro1, gcpro2; | |
14569 | ||
14570 | /* Return quickly if nothing to do. */ | |
14571 | if (NILP (tip_timer) && NILP (tip_frame)) | |
14572 | return Qnil; | |
7d0393cf | 14573 | |
937e601e AI |
14574 | frame = tip_frame; |
14575 | timer = tip_timer; | |
14576 | GCPRO2 (frame, timer); | |
14577 | tip_frame = tip_timer = deleted = Qnil; | |
7d0393cf | 14578 | |
331379bf | 14579 | count = SPECPDL_INDEX (); |
6fc2811b | 14580 | specbind (Qinhibit_redisplay, Qt); |
937e601e | 14581 | specbind (Qinhibit_quit, Qt); |
7d0393cf | 14582 | |
937e601e | 14583 | if (!NILP (timer)) |
dc220243 | 14584 | call1 (Qcancel_timer, timer); |
ee78dc32 | 14585 | |
937e601e | 14586 | if (FRAMEP (frame)) |
6fc2811b | 14587 | { |
937e601e AI |
14588 | Fdelete_frame (frame, Qnil); |
14589 | deleted = Qt; | |
6fc2811b | 14590 | } |
1edf84e7 | 14591 | |
937e601e AI |
14592 | UNGCPRO; |
14593 | return unbind_to (count, deleted); | |
6fc2811b | 14594 | } |
5ac45f98 | 14595 | |
5ac45f98 | 14596 | |
6fc2811b JR |
14597 | \f |
14598 | /*********************************************************************** | |
14599 | File selection dialog | |
14600 | ***********************************************************************/ | |
6fc2811b JR |
14601 | extern Lisp_Object Qfile_name_history; |
14602 | ||
1030b26b JR |
14603 | /* Callback for altering the behaviour of the Open File dialog. |
14604 | Makes the Filename text field contain "Current Directory" and be | |
14605 | read-only when "Directories" is selected in the filter. This | |
14606 | allows us to work around the fact that the standard Open File | |
14607 | dialog does not support directories. */ | |
14608 | UINT CALLBACK | |
14609 | file_dialog_callback (hwnd, msg, wParam, lParam) | |
14610 | HWND hwnd; | |
14611 | UINT msg; | |
14612 | WPARAM wParam; | |
14613 | LPARAM lParam; | |
14614 | { | |
14615 | if (msg == WM_NOTIFY) | |
14616 | { | |
14617 | OFNOTIFY * notify = (OFNOTIFY *)lParam; | |
14618 | /* Detect when the Filter dropdown is changed. */ | |
14619 | if (notify->hdr.code == CDN_TYPECHANGE) | |
14620 | { | |
14621 | HWND dialog = GetParent (hwnd); | |
14622 | HWND edit_control = GetDlgItem (dialog, FILE_NAME_TEXT_FIELD); | |
14623 | ||
14624 | /* Directories is in index 2. */ | |
14625 | if (notify->lpOFN->nFilterIndex == 2) | |
14626 | { | |
14627 | CommDlg_OpenSave_SetControlText (dialog, FILE_NAME_TEXT_FIELD, | |
14628 | "Current Directory"); | |
14629 | EnableWindow (edit_control, FALSE); | |
14630 | } | |
14631 | else | |
14632 | { | |
14633 | CommDlg_OpenSave_SetControlText (dialog, FILE_NAME_TEXT_FIELD, | |
14634 | ""); | |
14635 | EnableWindow (edit_control, TRUE); | |
14636 | } | |
14637 | } | |
14638 | } | |
14639 | return 0; | |
14640 | } | |
14641 | ||
6fc2811b | 14642 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
74e1aeec JR |
14643 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
14644 | Use a file selection dialog. | |
14645 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
14646 | specified. Ensure that file exists if MUSTMATCH is non-nil. */) | |
6fc2811b JR |
14647 | (prompt, dir, default_filename, mustmatch) |
14648 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
14649 | { | |
14650 | struct frame *f = SELECTED_FRAME (); | |
14651 | Lisp_Object file = Qnil; | |
aed13378 | 14652 | int count = SPECPDL_INDEX (); |
6fc2811b JR |
14653 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; |
14654 | char filename[MAX_PATH + 1]; | |
14655 | char init_dir[MAX_PATH + 1]; | |
6fc2811b JR |
14656 | |
14657 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
14658 | CHECK_STRING (prompt); |
14659 | CHECK_STRING (dir); | |
6fc2811b JR |
14660 | |
14661 | /* Create the dialog with PROMPT as title, using DIR as initial | |
14662 | directory and using "*" as pattern. */ | |
14663 | dir = Fexpand_file_name (dir, Qnil); | |
d5db4077 | 14664 | strncpy (init_dir, SDATA (dir), MAX_PATH); |
6fc2811b JR |
14665 | init_dir[MAX_PATH] = '\0'; |
14666 | unixtodos_filename (init_dir); | |
14667 | ||
14668 | if (STRINGP (default_filename)) | |
14669 | { | |
14670 | char *file_name_only; | |
d5db4077 | 14671 | char *full_path_name = SDATA (default_filename); |
5ac45f98 | 14672 | |
6fc2811b | 14673 | unixtodos_filename (full_path_name); |
5ac45f98 | 14674 | |
6fc2811b JR |
14675 | file_name_only = strrchr (full_path_name, '\\'); |
14676 | if (!file_name_only) | |
14677 | file_name_only = full_path_name; | |
14678 | else | |
14679 | { | |
14680 | file_name_only++; | |
6fc2811b | 14681 | } |
ee78dc32 | 14682 | |
6fc2811b JR |
14683 | strncpy (filename, file_name_only, MAX_PATH); |
14684 | filename[MAX_PATH] = '\0'; | |
14685 | } | |
ee78dc32 | 14686 | else |
6fc2811b | 14687 | filename[0] = '\0'; |
ee78dc32 | 14688 | |
1030b26b JR |
14689 | { |
14690 | OPENFILENAME file_details; | |
5ac45f98 | 14691 | |
1030b26b JR |
14692 | /* Prevent redisplay. */ |
14693 | specbind (Qinhibit_redisplay, Qt); | |
14694 | BLOCK_INPUT; | |
ee78dc32 | 14695 | |
1030b26b JR |
14696 | bzero (&file_details, sizeof (file_details)); |
14697 | file_details.lStructSize = sizeof (file_details); | |
14698 | file_details.hwndOwner = FRAME_W32_WINDOW (f); | |
14699 | /* Undocumented Bug in Common File Dialog: | |
14700 | If a filter is not specified, shell links are not resolved. */ | |
14701 | file_details.lpstrFilter = "All Files (*.*)\0*.*\0Directories\0*|*\0\0"; | |
14702 | file_details.lpstrFile = filename; | |
14703 | file_details.nMaxFile = sizeof (filename); | |
14704 | file_details.lpstrInitialDir = init_dir; | |
d5db4077 | 14705 | file_details.lpstrTitle = SDATA (prompt); |
1030b26b JR |
14706 | file_details.Flags = (OFN_HIDEREADONLY | OFN_NOCHANGEDIR |
14707 | | OFN_EXPLORER | OFN_ENABLEHOOK); | |
14708 | if (!NILP (mustmatch)) | |
14709 | file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; | |
14710 | ||
14711 | file_details.lpfnHook = (LPOFNHOOKPROC) file_dialog_callback; | |
14712 | ||
14713 | if (GetOpenFileName (&file_details)) | |
14714 | { | |
14715 | dostounix_filename (filename); | |
14716 | if (file_details.nFilterIndex == 2) | |
14717 | { | |
14718 | /* "Folder Only" selected - strip dummy file name. */ | |
14719 | char * last = strrchr (filename, '/'); | |
14720 | *last = '\0'; | |
14721 | } | |
6fc2811b | 14722 | |
1030b26b JR |
14723 | file = DECODE_FILE(build_string (filename)); |
14724 | } | |
14725 | /* User cancelled the dialog without making a selection. */ | |
14726 | else if (!CommDlgExtendedError ()) | |
14727 | file = Qnil; | |
14728 | /* An error occurred, fallback on reading from the mini-buffer. */ | |
14729 | else | |
14730 | file = Fcompleting_read (prompt, intern ("read-file-name-internal"), | |
14731 | dir, mustmatch, dir, Qfile_name_history, | |
14732 | default_filename, Qnil); | |
14733 | ||
14734 | UNBLOCK_INPUT; | |
14735 | file = unbind_to (count, file); | |
14736 | } | |
ee78dc32 | 14737 | |
6fc2811b | 14738 | UNGCPRO; |
1edf84e7 | 14739 | |
6fc2811b JR |
14740 | /* Make "Cancel" equivalent to C-g. */ |
14741 | if (NILP (file)) | |
14742 | Fsignal (Qquit, Qnil); | |
ee78dc32 | 14743 | |
dfff8a69 | 14744 | return unbind_to (count, file); |
6fc2811b | 14745 | } |
ee78dc32 | 14746 | |
ee78dc32 | 14747 | |
6fc2811b | 14748 | \f |
6fc2811b JR |
14749 | /*********************************************************************** |
14750 | w32 specialized functions | |
14751 | ***********************************************************************/ | |
ee78dc32 | 14752 | |
d84b082d | 14753 | DEFUN ("w32-select-font", Fw32_select_font, Sw32_select_font, 0, 2, 0, |
74e1aeec JR |
14754 | doc: /* Select a font using the W32 font dialog. |
14755 | Returns an X font string corresponding to the selection. */) | |
d84b082d JR |
14756 | (frame, include_proportional) |
14757 | Lisp_Object frame, include_proportional; | |
ee78dc32 GV |
14758 | { |
14759 | FRAME_PTR f = check_x_frame (frame); | |
14760 | CHOOSEFONT cf; | |
14761 | LOGFONT lf; | |
f46e6225 GV |
14762 | TEXTMETRIC tm; |
14763 | HDC hdc; | |
14764 | HANDLE oldobj; | |
ee78dc32 GV |
14765 | char buf[100]; |
14766 | ||
14767 | bzero (&cf, sizeof (cf)); | |
f46e6225 | 14768 | bzero (&lf, sizeof (lf)); |
ee78dc32 GV |
14769 | |
14770 | cf.lStructSize = sizeof (cf); | |
fbd6baed | 14771 | cf.hwndOwner = FRAME_W32_WINDOW (f); |
d84b082d JR |
14772 | cf.Flags = CF_FORCEFONTEXIST | CF_SCREENFONTS | CF_NOVERTFONTS; |
14773 | ||
14774 | /* Unless include_proportional is non-nil, limit the selection to | |
14775 | monospaced fonts. */ | |
14776 | if (NILP (include_proportional)) | |
14777 | cf.Flags |= CF_FIXEDPITCHONLY; | |
14778 | ||
ee78dc32 GV |
14779 | cf.lpLogFont = &lf; |
14780 | ||
f46e6225 GV |
14781 | /* Initialize as much of the font details as we can from the current |
14782 | default font. */ | |
14783 | hdc = GetDC (FRAME_W32_WINDOW (f)); | |
14784 | oldobj = SelectObject (hdc, FRAME_FONT (f)->hfont); | |
14785 | GetTextFace (hdc, LF_FACESIZE, lf.lfFaceName); | |
14786 | if (GetTextMetrics (hdc, &tm)) | |
14787 | { | |
14788 | lf.lfHeight = tm.tmInternalLeading - tm.tmHeight; | |
14789 | lf.lfWeight = tm.tmWeight; | |
14790 | lf.lfItalic = tm.tmItalic; | |
14791 | lf.lfUnderline = tm.tmUnderlined; | |
14792 | lf.lfStrikeOut = tm.tmStruckOut; | |
f46e6225 GV |
14793 | lf.lfCharSet = tm.tmCharSet; |
14794 | cf.Flags |= CF_INITTOLOGFONTSTRUCT; | |
14795 | } | |
14796 | SelectObject (hdc, oldobj); | |
6fc2811b | 14797 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
f46e6225 | 14798 | |
767b1ff0 | 14799 | if (!ChooseFont (&cf) || !w32_to_x_font (&lf, buf, 100, NULL)) |
3c190163 | 14800 | return Qnil; |
ee78dc32 GV |
14801 | |
14802 | return build_string (buf); | |
14803 | } | |
14804 | ||
74e1aeec JR |
14805 | DEFUN ("w32-send-sys-command", Fw32_send_sys_command, |
14806 | Sw32_send_sys_command, 1, 2, 0, | |
14807 | doc: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND. | |
d84b082d JR |
14808 | Some useful values for command are #xf030 to maximise frame (#xf020 |
14809 | to minimize), #xf120 to restore frame to original size, and #xf100 | |
14810 | to activate the menubar for keyboard access. #xf140 activates the | |
74e1aeec JR |
14811 | screen saver if defined. |
14812 | ||
14813 | If optional parameter FRAME is not specified, use selected frame. */) | |
1edf84e7 GV |
14814 | (command, frame) |
14815 | Lisp_Object command, frame; | |
14816 | { | |
1edf84e7 GV |
14817 | FRAME_PTR f = check_x_frame (frame); |
14818 | ||
b7826503 | 14819 | CHECK_NUMBER (command); |
1edf84e7 | 14820 | |
ce6059da | 14821 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, XINT (command), 0); |
1edf84e7 GV |
14822 | |
14823 | return Qnil; | |
14824 | } | |
14825 | ||
55dcfc15 | 14826 | DEFUN ("w32-shell-execute", Fw32_shell_execute, Sw32_shell_execute, 2, 4, 0, |
74e1aeec JR |
14827 | doc: /* Get Windows to perform OPERATION on DOCUMENT. |
14828 | This is a wrapper around the ShellExecute system function, which | |
14829 | invokes the application registered to handle OPERATION for DOCUMENT. | |
14830 | OPERATION is typically \"open\", \"print\" or \"explore\" (but can be | |
14831 | nil for the default action), and DOCUMENT is typically the name of a | |
14832 | document file or URL, but can also be a program executable to run or | |
14833 | a directory to open in the Windows Explorer. | |
14834 | ||
14835 | If DOCUMENT is a program executable, PARAMETERS can be a string | |
14836 | containing command line parameters, but otherwise should be nil. | |
14837 | ||
14838 | SHOW-FLAG can be used to control whether the invoked application is hidden | |
14839 | or minimized. If SHOW-FLAG is nil, the application is displayed normally, | |
14840 | otherwise it is an integer representing a ShowWindow flag: | |
14841 | ||
14842 | 0 - start hidden | |
14843 | 1 - start normally | |
14844 | 3 - start maximized | |
14845 | 6 - start minimized */) | |
55dcfc15 AI |
14846 | (operation, document, parameters, show_flag) |
14847 | Lisp_Object operation, document, parameters, show_flag; | |
14848 | { | |
14849 | Lisp_Object current_dir; | |
14850 | ||
b7826503 | 14851 | CHECK_STRING (document); |
55dcfc15 AI |
14852 | |
14853 | /* Encode filename and current directory. */ | |
14854 | current_dir = ENCODE_FILE (current_buffer->directory); | |
14855 | document = ENCODE_FILE (document); | |
14856 | if ((int) ShellExecute (NULL, | |
6fc2811b | 14857 | (STRINGP (operation) ? |
d5db4077 KR |
14858 | SDATA (operation) : NULL), |
14859 | SDATA (document), | |
55dcfc15 | 14860 | (STRINGP (parameters) ? |
d5db4077 KR |
14861 | SDATA (parameters) : NULL), |
14862 | SDATA (current_dir), | |
55dcfc15 AI |
14863 | (INTEGERP (show_flag) ? |
14864 | XINT (show_flag) : SW_SHOWDEFAULT)) | |
14865 | > 32) | |
14866 | return Qt; | |
90d97e64 | 14867 | error ("ShellExecute failed: %s", w32_strerror (0)); |
55dcfc15 AI |
14868 | } |
14869 | ||
ccc2d29c GV |
14870 | /* Lookup virtual keycode from string representing the name of a |
14871 | non-ascii keystroke into the corresponding virtual key, using | |
14872 | lispy_function_keys. */ | |
14873 | static int | |
14874 | lookup_vk_code (char *key) | |
14875 | { | |
14876 | int i; | |
14877 | ||
14878 | for (i = 0; i < 256; i++) | |
14879 | if (lispy_function_keys[i] != 0 | |
14880 | && strcmp (lispy_function_keys[i], key) == 0) | |
14881 | return i; | |
14882 | ||
14883 | return -1; | |
14884 | } | |
14885 | ||
14886 | /* Convert a one-element vector style key sequence to a hot key | |
14887 | definition. */ | |
14888 | static int | |
14889 | w32_parse_hot_key (key) | |
14890 | Lisp_Object key; | |
14891 | { | |
14892 | /* Copied from Fdefine_key and store_in_keymap. */ | |
14893 | register Lisp_Object c; | |
14894 | int vk_code; | |
14895 | int lisp_modifiers; | |
14896 | int w32_modifiers; | |
14897 | struct gcpro gcpro1; | |
14898 | ||
b7826503 | 14899 | CHECK_VECTOR (key); |
ccc2d29c GV |
14900 | |
14901 | if (XFASTINT (Flength (key)) != 1) | |
14902 | return Qnil; | |
14903 | ||
14904 | GCPRO1 (key); | |
14905 | ||
14906 | c = Faref (key, make_number (0)); | |
14907 | ||
14908 | if (CONSP (c) && lucid_event_type_list_p (c)) | |
14909 | c = Fevent_convert_list (c); | |
14910 | ||
14911 | UNGCPRO; | |
14912 | ||
14913 | if (! INTEGERP (c) && ! SYMBOLP (c)) | |
14914 | error ("Key definition is invalid"); | |
14915 | ||
14916 | /* Work out the base key and the modifiers. */ | |
14917 | if (SYMBOLP (c)) | |
14918 | { | |
14919 | c = parse_modifiers (c); | |
14920 | lisp_modifiers = Fcar (Fcdr (c)); | |
14921 | c = Fcar (c); | |
14922 | if (!SYMBOLP (c)) | |
14923 | abort (); | |
d5db4077 | 14924 | vk_code = lookup_vk_code (SDATA (SYMBOL_NAME (c))); |
ccc2d29c GV |
14925 | } |
14926 | else if (INTEGERP (c)) | |
14927 | { | |
14928 | lisp_modifiers = XINT (c) & ~CHARACTERBITS; | |
14929 | /* Many ascii characters are their own virtual key code. */ | |
14930 | vk_code = XINT (c) & CHARACTERBITS; | |
14931 | } | |
14932 | ||
14933 | if (vk_code < 0 || vk_code > 255) | |
14934 | return Qnil; | |
14935 | ||
14936 | if ((lisp_modifiers & meta_modifier) != 0 | |
14937 | && !NILP (Vw32_alt_is_meta)) | |
14938 | lisp_modifiers |= alt_modifier; | |
14939 | ||
71eab8d1 AI |
14940 | /* Supply defs missing from mingw32. */ |
14941 | #ifndef MOD_ALT | |
14942 | #define MOD_ALT 0x0001 | |
14943 | #define MOD_CONTROL 0x0002 | |
14944 | #define MOD_SHIFT 0x0004 | |
14945 | #define MOD_WIN 0x0008 | |
14946 | #endif | |
14947 | ||
ccc2d29c GV |
14948 | /* Convert lisp modifiers to Windows hot-key form. */ |
14949 | w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0; | |
14950 | w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0; | |
14951 | w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0; | |
14952 | w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0; | |
14953 | ||
14954 | return HOTKEY (vk_code, w32_modifiers); | |
14955 | } | |
14956 | ||
74e1aeec JR |
14957 | DEFUN ("w32-register-hot-key", Fw32_register_hot_key, |
14958 | Sw32_register_hot_key, 1, 1, 0, | |
14959 | doc: /* Register KEY as a hot-key combination. | |
14960 | Certain key combinations like Alt-Tab are reserved for system use on | |
14961 | Windows, and therefore are normally intercepted by the system. However, | |
14962 | most of these key combinations can be received by registering them as | |
14963 | hot-keys, overriding their special meaning. | |
14964 | ||
14965 | KEY must be a one element key definition in vector form that would be | |
14966 | acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta | |
14967 | modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper | |
14968 | is always interpreted as the Windows modifier keys. | |
14969 | ||
14970 | The return value is the hotkey-id if registered, otherwise nil. */) | |
ccc2d29c GV |
14971 | (key) |
14972 | Lisp_Object key; | |
14973 | { | |
14974 | key = w32_parse_hot_key (key); | |
14975 | ||
14976 | if (NILP (Fmemq (key, w32_grabbed_keys))) | |
14977 | { | |
14978 | /* Reuse an empty slot if possible. */ | |
14979 | Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys); | |
14980 | ||
14981 | /* Safe to add new key to list, even if we have focus. */ | |
14982 | if (NILP (item)) | |
14983 | w32_grabbed_keys = Fcons (key, w32_grabbed_keys); | |
14984 | else | |
f3fbd155 | 14985 | XSETCAR (item, key); |
ccc2d29c GV |
14986 | |
14987 | /* Notify input thread about new hot-key definition, so that it | |
14988 | takes effect without needing to switch focus. */ | |
14989 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, | |
14990 | (WPARAM) key, 0); | |
14991 | } | |
14992 | ||
14993 | return key; | |
14994 | } | |
14995 | ||
74e1aeec JR |
14996 | DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, |
14997 | Sw32_unregister_hot_key, 1, 1, 0, | |
14998 | doc: /* Unregister HOTKEY as a hot-key combination. */) | |
ccc2d29c GV |
14999 | (key) |
15000 | Lisp_Object key; | |
15001 | { | |
15002 | Lisp_Object item; | |
15003 | ||
15004 | if (!INTEGERP (key)) | |
15005 | key = w32_parse_hot_key (key); | |
15006 | ||
15007 | item = Fmemq (key, w32_grabbed_keys); | |
15008 | ||
15009 | if (!NILP (item)) | |
15010 | { | |
15011 | /* Notify input thread about hot-key definition being removed, so | |
15012 | that it takes effect without needing focus switch. */ | |
15013 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, | |
15014 | (WPARAM) XINT (XCAR (item)), (LPARAM) item)) | |
15015 | { | |
15016 | MSG msg; | |
15017 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
15018 | } | |
15019 | return Qt; | |
15020 | } | |
15021 | return Qnil; | |
15022 | } | |
15023 | ||
74e1aeec JR |
15024 | DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, |
15025 | Sw32_registered_hot_keys, 0, 0, 0, | |
15026 | doc: /* Return list of registered hot-key IDs. */) | |
ccc2d29c GV |
15027 | () |
15028 | { | |
15029 | return Fcopy_sequence (w32_grabbed_keys); | |
15030 | } | |
15031 | ||
74e1aeec JR |
15032 | DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, |
15033 | Sw32_reconstruct_hot_key, 1, 1, 0, | |
15034 | doc: /* Convert hot-key ID to a lisp key combination. */) | |
ccc2d29c GV |
15035 | (hotkeyid) |
15036 | Lisp_Object hotkeyid; | |
15037 | { | |
15038 | int vk_code, w32_modifiers; | |
15039 | Lisp_Object key; | |
15040 | ||
b7826503 | 15041 | CHECK_NUMBER (hotkeyid); |
ccc2d29c GV |
15042 | |
15043 | vk_code = HOTKEY_VK_CODE (hotkeyid); | |
15044 | w32_modifiers = HOTKEY_MODIFIERS (hotkeyid); | |
15045 | ||
15046 | if (lispy_function_keys[vk_code]) | |
15047 | key = intern (lispy_function_keys[vk_code]); | |
15048 | else | |
15049 | key = make_number (vk_code); | |
15050 | ||
15051 | key = Fcons (key, Qnil); | |
15052 | if (w32_modifiers & MOD_SHIFT) | |
3ef68e6b | 15053 | key = Fcons (Qshift, key); |
ccc2d29c | 15054 | if (w32_modifiers & MOD_CONTROL) |
3ef68e6b | 15055 | key = Fcons (Qctrl, key); |
ccc2d29c | 15056 | if (w32_modifiers & MOD_ALT) |
3ef68e6b | 15057 | key = Fcons (NILP (Vw32_alt_is_meta) ? Qalt : Qmeta, key); |
ccc2d29c | 15058 | if (w32_modifiers & MOD_WIN) |
3ef68e6b | 15059 | key = Fcons (Qhyper, key); |
ccc2d29c GV |
15060 | |
15061 | return key; | |
15062 | } | |
adcc3809 | 15063 | |
74e1aeec JR |
15064 | DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key, |
15065 | Sw32_toggle_lock_key, 1, 2, 0, | |
15066 | doc: /* Toggle the state of the lock key KEY. | |
15067 | KEY can be `capslock', `kp-numlock', or `scroll'. | |
15068 | If the optional parameter NEW-STATE is a number, then the state of KEY | |
15069 | is set to off if the low bit of NEW-STATE is zero, otherwise on. */) | |
adcc3809 GV |
15070 | (key, new_state) |
15071 | Lisp_Object key, new_state; | |
15072 | { | |
15073 | int vk_code; | |
adcc3809 GV |
15074 | |
15075 | if (EQ (key, intern ("capslock"))) | |
15076 | vk_code = VK_CAPITAL; | |
15077 | else if (EQ (key, intern ("kp-numlock"))) | |
15078 | vk_code = VK_NUMLOCK; | |
15079 | else if (EQ (key, intern ("scroll"))) | |
15080 | vk_code = VK_SCROLL; | |
15081 | else | |
15082 | return Qnil; | |
15083 | ||
15084 | if (!dwWindowsThreadId) | |
15085 | return make_number (w32_console_toggle_lock_key (vk_code, new_state)); | |
15086 | ||
15087 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, | |
15088 | (WPARAM) vk_code, (LPARAM) new_state)) | |
15089 | { | |
15090 | MSG msg; | |
15091 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
15092 | return make_number (msg.wParam); | |
15093 | } | |
15094 | return Qnil; | |
15095 | } | |
ee78dc32 | 15096 | \f |
2254bcde | 15097 | DEFUN ("file-system-info", Ffile_system_info, Sfile_system_info, 1, 1, 0, |
74e1aeec JR |
15098 | doc: /* Return storage information about the file system FILENAME is on. |
15099 | Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total | |
15100 | storage of the file system, FREE is the free storage, and AVAIL is the | |
15101 | storage available to a non-superuser. All 3 numbers are in bytes. | |
15102 | If the underlying system call fails, value is nil. */) | |
2254bcde AI |
15103 | (filename) |
15104 | Lisp_Object filename; | |
15105 | { | |
15106 | Lisp_Object encoded, value; | |
15107 | ||
b7826503 | 15108 | CHECK_STRING (filename); |
2254bcde AI |
15109 | filename = Fexpand_file_name (filename, Qnil); |
15110 | encoded = ENCODE_FILE (filename); | |
15111 | ||
15112 | value = Qnil; | |
15113 | ||
15114 | /* Determining the required information on Windows turns out, sadly, | |
15115 | to be more involved than one would hope. The original Win32 api | |
15116 | call for this will return bogus information on some systems, but we | |
15117 | must dynamically probe for the replacement api, since that was | |
15118 | added rather late on. */ | |
15119 | { | |
15120 | HMODULE hKernel = GetModuleHandle ("kernel32"); | |
15121 | BOOL (*pfn_GetDiskFreeSpaceEx) | |
15122 | (char *, PULARGE_INTEGER, PULARGE_INTEGER, PULARGE_INTEGER) | |
15123 | = (void *) GetProcAddress (hKernel, "GetDiskFreeSpaceEx"); | |
15124 | ||
15125 | /* On Windows, we may need to specify the root directory of the | |
15126 | volume holding FILENAME. */ | |
15127 | char rootname[MAX_PATH]; | |
d5db4077 | 15128 | char *name = SDATA (encoded); |
2254bcde AI |
15129 | |
15130 | /* find the root name of the volume if given */ | |
15131 | if (isalpha (name[0]) && name[1] == ':') | |
15132 | { | |
15133 | rootname[0] = name[0]; | |
15134 | rootname[1] = name[1]; | |
15135 | rootname[2] = '\\'; | |
15136 | rootname[3] = 0; | |
15137 | } | |
15138 | else if (IS_DIRECTORY_SEP (name[0]) && IS_DIRECTORY_SEP (name[1])) | |
15139 | { | |
15140 | char *str = rootname; | |
15141 | int slashes = 4; | |
15142 | do | |
15143 | { | |
15144 | if (IS_DIRECTORY_SEP (*name) && --slashes == 0) | |
15145 | break; | |
15146 | *str++ = *name++; | |
15147 | } | |
15148 | while ( *name ); | |
15149 | ||
15150 | *str++ = '\\'; | |
15151 | *str = 0; | |
15152 | } | |
15153 | ||
15154 | if (pfn_GetDiskFreeSpaceEx) | |
15155 | { | |
ac849ba4 JR |
15156 | /* Unsigned large integers cannot be cast to double, so |
15157 | use signed ones instead. */ | |
2254bcde AI |
15158 | LARGE_INTEGER availbytes; |
15159 | LARGE_INTEGER freebytes; | |
15160 | LARGE_INTEGER totalbytes; | |
15161 | ||
15162 | if (pfn_GetDiskFreeSpaceEx(rootname, | |
ac849ba4 JR |
15163 | (ULARGE_INTEGER *)&availbytes, |
15164 | (ULARGE_INTEGER *)&totalbytes, | |
15165 | (ULARGE_INTEGER *)&freebytes)) | |
2254bcde AI |
15166 | value = list3 (make_float ((double) totalbytes.QuadPart), |
15167 | make_float ((double) freebytes.QuadPart), | |
15168 | make_float ((double) availbytes.QuadPart)); | |
15169 | } | |
15170 | else | |
15171 | { | |
15172 | DWORD sectors_per_cluster; | |
15173 | DWORD bytes_per_sector; | |
15174 | DWORD free_clusters; | |
15175 | DWORD total_clusters; | |
15176 | ||
15177 | if (GetDiskFreeSpace(rootname, | |
15178 | §ors_per_cluster, | |
15179 | &bytes_per_sector, | |
15180 | &free_clusters, | |
15181 | &total_clusters)) | |
15182 | value = list3 (make_float ((double) total_clusters | |
15183 | * sectors_per_cluster * bytes_per_sector), | |
15184 | make_float ((double) free_clusters | |
15185 | * sectors_per_cluster * bytes_per_sector), | |
15186 | make_float ((double) free_clusters | |
15187 | * sectors_per_cluster * bytes_per_sector)); | |
15188 | } | |
15189 | } | |
15190 | ||
15191 | return value; | |
15192 | } | |
15193 | \f | |
0e3fcdef JR |
15194 | /*********************************************************************** |
15195 | Initialization | |
15196 | ***********************************************************************/ | |
15197 | ||
15198 | void | |
fbd6baed | 15199 | syms_of_w32fns () |
ee78dc32 | 15200 | { |
afc390dc JR |
15201 | globals_of_w32fns (); |
15202 | /* This is zero if not using MS-Windows. */ | |
1edf84e7 | 15203 | w32_in_use = 0; |
9eb16b62 JR |
15204 | track_mouse_window = NULL; |
15205 | ||
d285988b JR |
15206 | w32_visible_system_caret_hwnd = NULL; |
15207 | ||
ee78dc32 GV |
15208 | Qauto_raise = intern ("auto-raise"); |
15209 | staticpro (&Qauto_raise); | |
15210 | Qauto_lower = intern ("auto-lower"); | |
15211 | staticpro (&Qauto_lower); | |
ee78dc32 GV |
15212 | Qborder_color = intern ("border-color"); |
15213 | staticpro (&Qborder_color); | |
15214 | Qborder_width = intern ("border-width"); | |
15215 | staticpro (&Qborder_width); | |
ee78dc32 GV |
15216 | Qcursor_color = intern ("cursor-color"); |
15217 | staticpro (&Qcursor_color); | |
15218 | Qcursor_type = intern ("cursor-type"); | |
15219 | staticpro (&Qcursor_type); | |
ee78dc32 GV |
15220 | Qgeometry = intern ("geometry"); |
15221 | staticpro (&Qgeometry); | |
15222 | Qicon_left = intern ("icon-left"); | |
15223 | staticpro (&Qicon_left); | |
15224 | Qicon_top = intern ("icon-top"); | |
15225 | staticpro (&Qicon_top); | |
15226 | Qicon_type = intern ("icon-type"); | |
15227 | staticpro (&Qicon_type); | |
15228 | Qicon_name = intern ("icon-name"); | |
15229 | staticpro (&Qicon_name); | |
15230 | Qinternal_border_width = intern ("internal-border-width"); | |
15231 | staticpro (&Qinternal_border_width); | |
15232 | Qleft = intern ("left"); | |
15233 | staticpro (&Qleft); | |
1026b400 RS |
15234 | Qright = intern ("right"); |
15235 | staticpro (&Qright); | |
ee78dc32 GV |
15236 | Qmouse_color = intern ("mouse-color"); |
15237 | staticpro (&Qmouse_color); | |
15238 | Qnone = intern ("none"); | |
15239 | staticpro (&Qnone); | |
15240 | Qparent_id = intern ("parent-id"); | |
15241 | staticpro (&Qparent_id); | |
15242 | Qscroll_bar_width = intern ("scroll-bar-width"); | |
15243 | staticpro (&Qscroll_bar_width); | |
15244 | Qsuppress_icon = intern ("suppress-icon"); | |
15245 | staticpro (&Qsuppress_icon); | |
ee78dc32 GV |
15246 | Qundefined_color = intern ("undefined-color"); |
15247 | staticpro (&Qundefined_color); | |
15248 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); | |
15249 | staticpro (&Qvertical_scroll_bars); | |
15250 | Qvisibility = intern ("visibility"); | |
15251 | staticpro (&Qvisibility); | |
15252 | Qwindow_id = intern ("window-id"); | |
15253 | staticpro (&Qwindow_id); | |
15254 | Qx_frame_parameter = intern ("x-frame-parameter"); | |
15255 | staticpro (&Qx_frame_parameter); | |
15256 | Qx_resource_name = intern ("x-resource-name"); | |
15257 | staticpro (&Qx_resource_name); | |
15258 | Quser_position = intern ("user-position"); | |
15259 | staticpro (&Quser_position); | |
15260 | Quser_size = intern ("user-size"); | |
15261 | staticpro (&Quser_size); | |
6fc2811b JR |
15262 | Qscreen_gamma = intern ("screen-gamma"); |
15263 | staticpro (&Qscreen_gamma); | |
dfff8a69 JR |
15264 | Qline_spacing = intern ("line-spacing"); |
15265 | staticpro (&Qline_spacing); | |
15266 | Qcenter = intern ("center"); | |
15267 | staticpro (&Qcenter); | |
dc220243 JR |
15268 | Qcancel_timer = intern ("cancel-timer"); |
15269 | staticpro (&Qcancel_timer); | |
f7b9d4d1 JR |
15270 | Qfullscreen = intern ("fullscreen"); |
15271 | staticpro (&Qfullscreen); | |
15272 | Qfullwidth = intern ("fullwidth"); | |
15273 | staticpro (&Qfullwidth); | |
15274 | Qfullheight = intern ("fullheight"); | |
15275 | staticpro (&Qfullheight); | |
15276 | Qfullboth = intern ("fullboth"); | |
15277 | staticpro (&Qfullboth); | |
ee78dc32 | 15278 | |
adcc3809 GV |
15279 | Qhyper = intern ("hyper"); |
15280 | staticpro (&Qhyper); | |
15281 | Qsuper = intern ("super"); | |
15282 | staticpro (&Qsuper); | |
15283 | Qmeta = intern ("meta"); | |
15284 | staticpro (&Qmeta); | |
15285 | Qalt = intern ("alt"); | |
15286 | staticpro (&Qalt); | |
15287 | Qctrl = intern ("ctrl"); | |
15288 | staticpro (&Qctrl); | |
15289 | Qcontrol = intern ("control"); | |
15290 | staticpro (&Qcontrol); | |
15291 | Qshift = intern ("shift"); | |
15292 | staticpro (&Qshift); | |
f7b9d4d1 | 15293 | /* This is the end of symbol initialization. */ |
adcc3809 | 15294 | |
6fc2811b JR |
15295 | /* Text property `display' should be nonsticky by default. */ |
15296 | Vtext_property_default_nonsticky | |
15297 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
15298 | ||
15299 | ||
15300 | Qlaplace = intern ("laplace"); | |
15301 | staticpro (&Qlaplace); | |
3cf3436e JR |
15302 | Qemboss = intern ("emboss"); |
15303 | staticpro (&Qemboss); | |
15304 | Qedge_detection = intern ("edge-detection"); | |
15305 | staticpro (&Qedge_detection); | |
15306 | Qheuristic = intern ("heuristic"); | |
15307 | staticpro (&Qheuristic); | |
15308 | QCmatrix = intern (":matrix"); | |
15309 | staticpro (&QCmatrix); | |
15310 | QCcolor_adjustment = intern (":color-adjustment"); | |
15311 | staticpro (&QCcolor_adjustment); | |
15312 | QCmask = intern (":mask"); | |
15313 | staticpro (&QCmask); | |
6fc2811b | 15314 | |
4b817373 RS |
15315 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
15316 | staticpro (&Qface_set_after_frame_default); | |
15317 | ||
ee78dc32 GV |
15318 | Fput (Qundefined_color, Qerror_conditions, |
15319 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
15320 | Fput (Qundefined_color, Qerror_message, | |
15321 | build_string ("Undefined color")); | |
15322 | ||
ccc2d29c GV |
15323 | staticpro (&w32_grabbed_keys); |
15324 | w32_grabbed_keys = Qnil; | |
15325 | ||
fbd6baed | 15326 | DEFVAR_LISP ("w32-color-map", &Vw32_color_map, |
74e1aeec | 15327 | doc: /* An array of color name mappings for windows. */); |
fbd6baed | 15328 | Vw32_color_map = Qnil; |
ee78dc32 | 15329 | |
fbd6baed | 15330 | DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system, |
74e1aeec JR |
15331 | doc: /* Non-nil if alt key presses are passed on to Windows. |
15332 | When non-nil, for example, alt pressed and released and then space will | |
15333 | open the System menu. When nil, Emacs silently swallows alt key events. */); | |
fbd6baed | 15334 | Vw32_pass_alt_to_system = Qnil; |
da36a4d6 | 15335 | |
fbd6baed | 15336 | DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta, |
74e1aeec JR |
15337 | doc: /* Non-nil if the alt key is to be considered the same as the meta key. |
15338 | When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */); | |
fbd6baed | 15339 | Vw32_alt_is_meta = Qt; |
8c205c63 | 15340 | |
7d081355 | 15341 | DEFVAR_INT ("w32-quit-key", &Vw32_quit_key, |
74e1aeec | 15342 | doc: /* If non-zero, the virtual key code for an alternative quit key. */); |
7d081355 AI |
15343 | XSETINT (Vw32_quit_key, 0); |
15344 | ||
7d0393cf | 15345 | DEFVAR_LISP ("w32-pass-lwindow-to-system", |
ccc2d29c | 15346 | &Vw32_pass_lwindow_to_system, |
74e1aeec JR |
15347 | doc: /* Non-nil if the left \"Windows\" key is passed on to Windows. |
15348 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
15349 | Vw32_pass_lwindow_to_system = Qt; |
15350 | ||
7d0393cf | 15351 | DEFVAR_LISP ("w32-pass-rwindow-to-system", |
ccc2d29c | 15352 | &Vw32_pass_rwindow_to_system, |
74e1aeec JR |
15353 | doc: /* Non-nil if the right \"Windows\" key is passed on to Windows. |
15354 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
15355 | Vw32_pass_rwindow_to_system = Qt; |
15356 | ||
adcc3809 GV |
15357 | DEFVAR_INT ("w32-phantom-key-code", |
15358 | &Vw32_phantom_key_code, | |
74e1aeec JR |
15359 | doc: /* Virtual key code used to generate \"phantom\" key presses. |
15360 | Value is a number between 0 and 255. | |
15361 | ||
15362 | Phantom key presses are generated in order to stop the system from | |
15363 | acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or | |
15364 | `w32-pass-rwindow-to-system' is nil. */); | |
ce6059da AI |
15365 | /* Although 255 is technically not a valid key code, it works and |
15366 | means that this hack won't interfere with any real key code. */ | |
15367 | Vw32_phantom_key_code = 255; | |
adcc3809 | 15368 | |
7d0393cf | 15369 | DEFVAR_LISP ("w32-enable-num-lock", |
ccc2d29c | 15370 | &Vw32_enable_num_lock, |
74e1aeec JR |
15371 | doc: /* Non-nil if Num Lock should act normally. |
15372 | Set to nil to see Num Lock as the key `kp-numlock'. */); | |
ccc2d29c GV |
15373 | Vw32_enable_num_lock = Qt; |
15374 | ||
7d0393cf | 15375 | DEFVAR_LISP ("w32-enable-caps-lock", |
ccc2d29c | 15376 | &Vw32_enable_caps_lock, |
74e1aeec JR |
15377 | doc: /* Non-nil if Caps Lock should act normally. |
15378 | Set to nil to see Caps Lock as the key `capslock'. */); | |
ccc2d29c GV |
15379 | Vw32_enable_caps_lock = Qt; |
15380 | ||
15381 | DEFVAR_LISP ("w32-scroll-lock-modifier", | |
15382 | &Vw32_scroll_lock_modifier, | |
74e1aeec JR |
15383 | doc: /* Modifier to use for the Scroll Lock on state. |
15384 | The value can be hyper, super, meta, alt, control or shift for the | |
15385 | respective modifier, or nil to see Scroll Lock as the key `scroll'. | |
15386 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
15387 | Vw32_scroll_lock_modifier = Qt; |
15388 | ||
15389 | DEFVAR_LISP ("w32-lwindow-modifier", | |
15390 | &Vw32_lwindow_modifier, | |
74e1aeec JR |
15391 | doc: /* Modifier to use for the left \"Windows\" key. |
15392 | The value can be hyper, super, meta, alt, control or shift for the | |
15393 | respective modifier, or nil to appear as the key `lwindow'. | |
15394 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
15395 | Vw32_lwindow_modifier = Qnil; |
15396 | ||
15397 | DEFVAR_LISP ("w32-rwindow-modifier", | |
15398 | &Vw32_rwindow_modifier, | |
74e1aeec JR |
15399 | doc: /* Modifier to use for the right \"Windows\" key. |
15400 | The value can be hyper, super, meta, alt, control or shift for the | |
15401 | respective modifier, or nil to appear as the key `rwindow'. | |
15402 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
15403 | Vw32_rwindow_modifier = Qnil; |
15404 | ||
15405 | DEFVAR_LISP ("w32-apps-modifier", | |
15406 | &Vw32_apps_modifier, | |
74e1aeec JR |
15407 | doc: /* Modifier to use for the \"Apps\" key. |
15408 | The value can be hyper, super, meta, alt, control or shift for the | |
15409 | respective modifier, or nil to appear as the key `apps'. | |
15410 | Any other value will cause the key to be ignored. */); | |
ccc2d29c | 15411 | Vw32_apps_modifier = Qnil; |
da36a4d6 | 15412 | |
d84b082d | 15413 | DEFVAR_BOOL ("w32-enable-synthesized-fonts", &w32_enable_synthesized_fonts, |
74e1aeec | 15414 | doc: /* Non-nil enables selection of artificially italicized and bold fonts. */); |
d84b082d | 15415 | w32_enable_synthesized_fonts = 0; |
5ac45f98 | 15416 | |
fbd6baed | 15417 | DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette, |
74e1aeec | 15418 | doc: /* Non-nil enables Windows palette management to map colors exactly. */); |
fbd6baed | 15419 | Vw32_enable_palette = Qt; |
5ac45f98 | 15420 | |
fbd6baed GV |
15421 | DEFVAR_INT ("w32-mouse-button-tolerance", |
15422 | &Vw32_mouse_button_tolerance, | |
74e1aeec JR |
15423 | doc: /* Analogue of double click interval for faking middle mouse events. |
15424 | The value is the minimum time in milliseconds that must elapse between | |
15425 | left/right button down events before they are considered distinct events. | |
15426 | If both mouse buttons are depressed within this interval, a middle mouse | |
15427 | button down event is generated instead. */); | |
fbd6baed | 15428 | XSETINT (Vw32_mouse_button_tolerance, GetDoubleClickTime () / 2); |
5ac45f98 | 15429 | |
fbd6baed GV |
15430 | DEFVAR_INT ("w32-mouse-move-interval", |
15431 | &Vw32_mouse_move_interval, | |
74e1aeec JR |
15432 | doc: /* Minimum interval between mouse move events. |
15433 | The value is the minimum time in milliseconds that must elapse between | |
15434 | successive mouse move (or scroll bar drag) events before they are | |
15435 | reported as lisp events. */); | |
247be837 | 15436 | XSETINT (Vw32_mouse_move_interval, 0); |
84fb1139 | 15437 | |
74214547 JR |
15438 | DEFVAR_BOOL ("w32-pass-extra-mouse-buttons-to-system", |
15439 | &w32_pass_extra_mouse_buttons_to_system, | |
15440 | doc: /* Non-nil if the fourth and fifth mouse buttons are passed to Windows. | |
15441 | Recent versions of Windows support mice with up to five buttons. | |
15442 | Since most applications don't support these extra buttons, most mouse | |
15443 | drivers will allow you to map them to functions at the system level. | |
15444 | If this variable is non-nil, Emacs will pass them on, allowing the | |
15445 | system to handle them. */); | |
15446 | w32_pass_extra_mouse_buttons_to_system = 0; | |
15447 | ||
ee78dc32 GV |
15448 | init_x_parm_symbols (); |
15449 | ||
15450 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, | |
6e2d67d8 | 15451 | doc: /* List of directories to search for window system bitmap files. */); |
ee78dc32 GV |
15452 | Vx_bitmap_file_path = decode_env_path ((char *) 0, "PATH"); |
15453 | ||
15454 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, | |
74e1aeec JR |
15455 | doc: /* The shape of the pointer when over text. |
15456 | Changing the value does not affect existing frames | |
15457 | unless you set the mouse color. */); | |
ee78dc32 GV |
15458 | Vx_pointer_shape = Qnil; |
15459 | ||
15460 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, | |
74e1aeec JR |
15461 | doc: /* The name Emacs uses to look up resources; for internal use only. |
15462 | `x-get-resource' uses this as the first component of the instance name | |
15463 | when requesting resource values. | |
15464 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
15465 | was invoked, or to the value specified with the `-name' or `-rn' | |
15466 | switches, if present. */); | |
ee78dc32 GV |
15467 | Vx_resource_name = Qnil; |
15468 | ||
15469 | Vx_nontext_pointer_shape = Qnil; | |
15470 | ||
15471 | Vx_mode_pointer_shape = Qnil; | |
15472 | ||
0af913d7 | 15473 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
74e1aeec JR |
15474 | doc: /* The shape of the pointer when Emacs is busy. |
15475 | This variable takes effect when you create a new frame | |
15476 | or when you set the mouse color. */); | |
0af913d7 | 15477 | Vx_hourglass_pointer_shape = Qnil; |
6fc2811b | 15478 | |
0af913d7 | 15479 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
74e1aeec | 15480 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); |
0af913d7 | 15481 | display_hourglass_p = 1; |
7d0393cf | 15482 | |
0af913d7 | 15483 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
74e1aeec JR |
15484 | doc: /* *Seconds to wait before displaying an hourglass pointer. |
15485 | Value must be an integer or float. */); | |
0af913d7 | 15486 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
f79e6790 | 15487 | |
6fc2811b | 15488 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ee78dc32 | 15489 | &Vx_sensitive_text_pointer_shape, |
74e1aeec JR |
15490 | doc: /* The shape of the pointer when over mouse-sensitive text. |
15491 | This variable takes effect when you create a new frame | |
15492 | or when you set the mouse color. */); | |
ee78dc32 GV |
15493 | Vx_sensitive_text_pointer_shape = Qnil; |
15494 | ||
4694d762 JR |
15495 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
15496 | &Vx_window_horizontal_drag_shape, | |
74e1aeec JR |
15497 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. |
15498 | This variable takes effect when you create a new frame | |
15499 | or when you set the mouse color. */); | |
4694d762 JR |
15500 | Vx_window_horizontal_drag_shape = Qnil; |
15501 | ||
ee78dc32 | 15502 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
74e1aeec | 15503 | doc: /* A string indicating the foreground color of the cursor box. */); |
ee78dc32 GV |
15504 | Vx_cursor_fore_pixel = Qnil; |
15505 | ||
3cf3436e | 15506 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
b3700ae7 JR |
15507 | doc: /* Maximum size for tooltips. |
15508 | Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */); | |
3cf3436e | 15509 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
7d0393cf | 15510 | |
ee78dc32 | 15511 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
74e1aeec JR |
15512 | doc: /* Non-nil if no window manager is in use. |
15513 | Emacs doesn't try to figure this out; this is always nil | |
15514 | unless you set it to something else. */); | |
ee78dc32 GV |
15515 | /* We don't have any way to find this out, so set it to nil |
15516 | and maybe the user would like to set it to t. */ | |
15517 | Vx_no_window_manager = Qnil; | |
15518 | ||
4587b026 GV |
15519 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
15520 | &Vx_pixel_size_width_font_regexp, | |
74e1aeec JR |
15521 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. |
15522 | ||
15523 | Since Emacs gets width of a font matching with this regexp from | |
15524 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
15525 | such a font. This is especially effective for such large fonts as | |
15526 | Chinese, Japanese, and Korean. */); | |
4587b026 GV |
15527 | Vx_pixel_size_width_font_regexp = Qnil; |
15528 | ||
6fc2811b | 15529 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
74e1aeec JR |
15530 | doc: /* Time after which cached images are removed from the cache. |
15531 | When an image has not been displayed this many seconds, remove it | |
15532 | from the image cache. Value must be an integer or nil with nil | |
15533 | meaning don't clear the cache. */); | |
6fc2811b JR |
15534 | Vimage_cache_eviction_delay = make_number (30 * 60); |
15535 | ||
33d52f9c GV |
15536 | DEFVAR_LISP ("w32-bdf-filename-alist", |
15537 | &Vw32_bdf_filename_alist, | |
74e1aeec | 15538 | doc: /* List of bdf fonts and their corresponding filenames. */); |
33d52f9c GV |
15539 | Vw32_bdf_filename_alist = Qnil; |
15540 | ||
1075afa9 GV |
15541 | DEFVAR_BOOL ("w32-strict-fontnames", |
15542 | &w32_strict_fontnames, | |
74e1aeec JR |
15543 | doc: /* Non-nil means only use fonts that are exact matches for those requested. |
15544 | Default is nil, which allows old fontnames that are not XLFD compliant, | |
15545 | and allows third-party CJK display to work by specifying false charset | |
15546 | fields to trick Emacs into translating to Big5, SJIS etc. | |
15547 | Setting this to t will prevent wrong fonts being selected when | |
15548 | fontsets are automatically created. */); | |
1075afa9 GV |
15549 | w32_strict_fontnames = 0; |
15550 | ||
c0611964 AI |
15551 | DEFVAR_BOOL ("w32-strict-painting", |
15552 | &w32_strict_painting, | |
74e1aeec JR |
15553 | doc: /* Non-nil means use strict rules for repainting frames. |
15554 | Set this to nil to get the old behaviour for repainting; this should | |
15555 | only be necessary if the default setting causes problems. */); | |
c0611964 AI |
15556 | w32_strict_painting = 1; |
15557 | ||
dfff8a69 JR |
15558 | DEFVAR_LISP ("w32-charset-info-alist", |
15559 | &Vw32_charset_info_alist, | |
b3700ae7 JR |
15560 | doc: /* Alist linking Emacs character sets to Windows fonts and codepages. |
15561 | Each entry should be of the form: | |
74e1aeec JR |
15562 | |
15563 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)) | |
15564 | ||
15565 | where CHARSET_NAME is a string used in font names to identify the charset, | |
15566 | WINDOWS_CHARSET is a symbol that can be one of: | |
15567 | w32-charset-ansi, w32-charset-default, w32-charset-symbol, | |
15568 | w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312, | |
15569 | w32-charset-chinesebig5, | |
dfff8a69 | 15570 | #ifdef JOHAB_CHARSET |
74e1aeec JR |
15571 | w32-charset-johab, w32-charset-hebrew, |
15572 | w32-charset-arabic, w32-charset-greek, w32-charset-turkish, | |
15573 | w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope, | |
15574 | w32-charset-russian, w32-charset-mac, w32-charset-baltic, | |
dfff8a69 JR |
15575 | #endif |
15576 | #ifdef UNICODE_CHARSET | |
74e1aeec | 15577 | w32-charset-unicode, |
dfff8a69 | 15578 | #endif |
74e1aeec JR |
15579 | or w32-charset-oem. |
15580 | CODEPAGE should be an integer specifying the codepage that should be used | |
15581 | to display the character set, t to do no translation and output as Unicode, | |
15582 | or nil to do no translation and output as 8 bit (or multibyte on far-east | |
15583 | versions of Windows) characters. */); | |
dfff8a69 JR |
15584 | Vw32_charset_info_alist = Qnil; |
15585 | ||
15586 | staticpro (&Qw32_charset_ansi); | |
15587 | Qw32_charset_ansi = intern ("w32-charset-ansi"); | |
15588 | staticpro (&Qw32_charset_symbol); | |
15589 | Qw32_charset_symbol = intern ("w32-charset-symbol"); | |
15590 | staticpro (&Qw32_charset_shiftjis); | |
15591 | Qw32_charset_shiftjis = intern ("w32-charset-shiftjis"); | |
767b1ff0 JR |
15592 | staticpro (&Qw32_charset_hangeul); |
15593 | Qw32_charset_hangeul = intern ("w32-charset-hangeul"); | |
dfff8a69 JR |
15594 | staticpro (&Qw32_charset_chinesebig5); |
15595 | Qw32_charset_chinesebig5 = intern ("w32-charset-chinesebig5"); | |
15596 | staticpro (&Qw32_charset_gb2312); | |
15597 | Qw32_charset_gb2312 = intern ("w32-charset-gb2312"); | |
15598 | staticpro (&Qw32_charset_oem); | |
15599 | Qw32_charset_oem = intern ("w32-charset-oem"); | |
15600 | ||
15601 | #ifdef JOHAB_CHARSET | |
15602 | { | |
15603 | static int w32_extra_charsets_defined = 1; | |
74e1aeec JR |
15604 | DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined, |
15605 | doc: /* Internal variable. */); | |
dfff8a69 JR |
15606 | |
15607 | staticpro (&Qw32_charset_johab); | |
15608 | Qw32_charset_johab = intern ("w32-charset-johab"); | |
15609 | staticpro (&Qw32_charset_easteurope); | |
15610 | Qw32_charset_easteurope = intern ("w32-charset-easteurope"); | |
15611 | staticpro (&Qw32_charset_turkish); | |
15612 | Qw32_charset_turkish = intern ("w32-charset-turkish"); | |
15613 | staticpro (&Qw32_charset_baltic); | |
15614 | Qw32_charset_baltic = intern ("w32-charset-baltic"); | |
15615 | staticpro (&Qw32_charset_russian); | |
15616 | Qw32_charset_russian = intern ("w32-charset-russian"); | |
15617 | staticpro (&Qw32_charset_arabic); | |
15618 | Qw32_charset_arabic = intern ("w32-charset-arabic"); | |
15619 | staticpro (&Qw32_charset_greek); | |
15620 | Qw32_charset_greek = intern ("w32-charset-greek"); | |
15621 | staticpro (&Qw32_charset_hebrew); | |
15622 | Qw32_charset_hebrew = intern ("w32-charset-hebrew"); | |
767b1ff0 JR |
15623 | staticpro (&Qw32_charset_vietnamese); |
15624 | Qw32_charset_vietnamese = intern ("w32-charset-vietnamese"); | |
dfff8a69 JR |
15625 | staticpro (&Qw32_charset_thai); |
15626 | Qw32_charset_thai = intern ("w32-charset-thai"); | |
15627 | staticpro (&Qw32_charset_mac); | |
15628 | Qw32_charset_mac = intern ("w32-charset-mac"); | |
15629 | } | |
15630 | #endif | |
15631 | ||
15632 | #ifdef UNICODE_CHARSET | |
15633 | { | |
15634 | static int w32_unicode_charset_defined = 1; | |
15635 | DEFVAR_BOOL ("w32-unicode-charset-defined", | |
74e1aeec JR |
15636 | &w32_unicode_charset_defined, |
15637 | doc: /* Internal variable. */); | |
dfff8a69 JR |
15638 | |
15639 | staticpro (&Qw32_charset_unicode); | |
15640 | Qw32_charset_unicode = intern ("w32-charset-unicode"); | |
15641 | #endif | |
15642 | ||
ee78dc32 | 15643 | defsubr (&Sx_get_resource); |
767b1ff0 | 15644 | #if 0 /* TODO: Port to W32 */ |
6fc2811b JR |
15645 | defsubr (&Sx_change_window_property); |
15646 | defsubr (&Sx_delete_window_property); | |
15647 | defsubr (&Sx_window_property); | |
15648 | #endif | |
2d764c78 | 15649 | defsubr (&Sxw_display_color_p); |
ee78dc32 | 15650 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
15651 | defsubr (&Sxw_color_defined_p); |
15652 | defsubr (&Sxw_color_values); | |
ee78dc32 GV |
15653 | defsubr (&Sx_server_max_request_size); |
15654 | defsubr (&Sx_server_vendor); | |
15655 | defsubr (&Sx_server_version); | |
15656 | defsubr (&Sx_display_pixel_width); | |
15657 | defsubr (&Sx_display_pixel_height); | |
15658 | defsubr (&Sx_display_mm_width); | |
15659 | defsubr (&Sx_display_mm_height); | |
15660 | defsubr (&Sx_display_screens); | |
15661 | defsubr (&Sx_display_planes); | |
15662 | defsubr (&Sx_display_color_cells); | |
15663 | defsubr (&Sx_display_visual_class); | |
15664 | defsubr (&Sx_display_backing_store); | |
15665 | defsubr (&Sx_display_save_under); | |
15666 | defsubr (&Sx_parse_geometry); | |
15667 | defsubr (&Sx_create_frame); | |
ee78dc32 GV |
15668 | defsubr (&Sx_open_connection); |
15669 | defsubr (&Sx_close_connection); | |
15670 | defsubr (&Sx_display_list); | |
15671 | defsubr (&Sx_synchronize); | |
15672 | ||
fbd6baed | 15673 | /* W32 specific functions */ |
ee78dc32 | 15674 | |
1edf84e7 | 15675 | defsubr (&Sw32_focus_frame); |
fbd6baed GV |
15676 | defsubr (&Sw32_select_font); |
15677 | defsubr (&Sw32_define_rgb_color); | |
15678 | defsubr (&Sw32_default_color_map); | |
15679 | defsubr (&Sw32_load_color_file); | |
1edf84e7 | 15680 | defsubr (&Sw32_send_sys_command); |
55dcfc15 | 15681 | defsubr (&Sw32_shell_execute); |
ccc2d29c GV |
15682 | defsubr (&Sw32_register_hot_key); |
15683 | defsubr (&Sw32_unregister_hot_key); | |
15684 | defsubr (&Sw32_registered_hot_keys); | |
15685 | defsubr (&Sw32_reconstruct_hot_key); | |
adcc3809 | 15686 | defsubr (&Sw32_toggle_lock_key); |
33d52f9c | 15687 | defsubr (&Sw32_find_bdf_fonts); |
4587b026 | 15688 | |
2254bcde AI |
15689 | defsubr (&Sfile_system_info); |
15690 | ||
4587b026 GV |
15691 | /* Setting callback functions for fontset handler. */ |
15692 | get_font_info_func = w32_get_font_info; | |
6fc2811b JR |
15693 | |
15694 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
15695 | And the pointer assigned has the wrong type, anyway. */ | |
4587b026 | 15696 | list_fonts_func = w32_list_fonts; |
6fc2811b JR |
15697 | #endif |
15698 | ||
4587b026 GV |
15699 | load_font_func = w32_load_font; |
15700 | find_ccl_program_func = w32_find_ccl_program; | |
15701 | query_font_func = w32_query_font; | |
15702 | set_frame_fontset_func = x_set_font; | |
15703 | check_window_system_func = check_w32; | |
6fc2811b | 15704 | |
6fc2811b JR |
15705 | /* Images. */ |
15706 | Qxbm = intern ("xbm"); | |
15707 | staticpro (&Qxbm); | |
a93f4566 GM |
15708 | QCconversion = intern (":conversion"); |
15709 | staticpro (&QCconversion); | |
6fc2811b JR |
15710 | QCheuristic_mask = intern (":heuristic-mask"); |
15711 | staticpro (&QCheuristic_mask); | |
15712 | QCcolor_symbols = intern (":color-symbols"); | |
15713 | staticpro (&QCcolor_symbols); | |
6fc2811b JR |
15714 | QCascent = intern (":ascent"); |
15715 | staticpro (&QCascent); | |
15716 | QCmargin = intern (":margin"); | |
15717 | staticpro (&QCmargin); | |
15718 | QCrelief = intern (":relief"); | |
15719 | staticpro (&QCrelief); | |
15720 | Qpostscript = intern ("postscript"); | |
15721 | staticpro (&Qpostscript); | |
15722 | QCloader = intern (":loader"); | |
15723 | staticpro (&QCloader); | |
15724 | QCbounding_box = intern (":bounding-box"); | |
15725 | staticpro (&QCbounding_box); | |
15726 | QCpt_width = intern (":pt-width"); | |
15727 | staticpro (&QCpt_width); | |
15728 | QCpt_height = intern (":pt-height"); | |
15729 | staticpro (&QCpt_height); | |
15730 | QCindex = intern (":index"); | |
15731 | staticpro (&QCindex); | |
15732 | Qpbm = intern ("pbm"); | |
15733 | staticpro (&Qpbm); | |
15734 | ||
15735 | #if HAVE_XPM | |
15736 | Qxpm = intern ("xpm"); | |
15737 | staticpro (&Qxpm); | |
15738 | #endif | |
7d0393cf | 15739 | |
6fc2811b JR |
15740 | #if HAVE_JPEG |
15741 | Qjpeg = intern ("jpeg"); | |
15742 | staticpro (&Qjpeg); | |
7d0393cf | 15743 | #endif |
6fc2811b JR |
15744 | |
15745 | #if HAVE_TIFF | |
15746 | Qtiff = intern ("tiff"); | |
15747 | staticpro (&Qtiff); | |
7d0393cf | 15748 | #endif |
6fc2811b JR |
15749 | |
15750 | #if HAVE_GIF | |
15751 | Qgif = intern ("gif"); | |
15752 | staticpro (&Qgif); | |
15753 | #endif | |
15754 | ||
15755 | #if HAVE_PNG | |
15756 | Qpng = intern ("png"); | |
15757 | staticpro (&Qpng); | |
15758 | #endif | |
15759 | ||
15760 | defsubr (&Sclear_image_cache); | |
ac849ba4 JR |
15761 | defsubr (&Simage_size); |
15762 | defsubr (&Simage_mask_p); | |
6fc2811b JR |
15763 | |
15764 | #if GLYPH_DEBUG | |
15765 | defsubr (&Simagep); | |
15766 | defsubr (&Slookup_image); | |
15767 | #endif | |
6fc2811b | 15768 | |
0af913d7 GM |
15769 | hourglass_atimer = NULL; |
15770 | hourglass_shown_p = 0; | |
6fc2811b JR |
15771 | defsubr (&Sx_show_tip); |
15772 | defsubr (&Sx_hide_tip); | |
6fc2811b | 15773 | tip_timer = Qnil; |
57fa2774 JR |
15774 | staticpro (&tip_timer); |
15775 | tip_frame = Qnil; | |
15776 | staticpro (&tip_frame); | |
6fc2811b | 15777 | |
ca56d953 JR |
15778 | last_show_tip_args = Qnil; |
15779 | staticpro (&last_show_tip_args); | |
15780 | ||
6fc2811b JR |
15781 | defsubr (&Sx_file_dialog); |
15782 | } | |
15783 | ||
c922a224 | 15784 | |
9785d95b BK |
15785 | /* |
15786 | globals_of_w32fns is used to initialize those global variables that | |
15787 | must always be initialized on startup even when the global variable | |
15788 | initialized is non zero (see the function main in emacs.c). | |
15789 | globals_of_w32fns is called from syms_of_w32fns when the global | |
15790 | variable initialized is 0 and directly from main when initialized | |
15791 | is non zero. | |
15792 | */ | |
15793 | void globals_of_w32fns () | |
15794 | { | |
15795 | HMODULE user32_lib = GetModuleHandle ("user32.dll"); | |
15796 | /* | |
15797 | TrackMouseEvent not available in all versions of Windows, so must load | |
15798 | it dynamically. Do it once, here, instead of every time it is used. | |
15799 | */ | |
15800 | track_mouse_event_fn = (TrackMouseEvent_Proc) GetProcAddress (user32_lib, "TrackMouseEvent"); | |
15801 | } | |
6fc2811b | 15802 | |
839b1909 JR |
15803 | /* Initialize image types. Based on which libraries are available. */ |
15804 | static void | |
15805 | init_external_image_libraries () | |
6fc2811b | 15806 | { |
afc390dc | 15807 | HINSTANCE library; |
7d0393cf | 15808 | |
6fc2811b | 15809 | #if HAVE_XPM |
c736ffda JR |
15810 | if ((library = LoadLibrary ("libXpm.dll"))) |
15811 | { | |
15812 | if (init_xpm_functions (library)) | |
15813 | define_image_type (&xpm_type); | |
15814 | } | |
15815 | ||
6fc2811b | 15816 | #endif |
7d0393cf | 15817 | |
6fc2811b | 15818 | #if HAVE_JPEG |
afc390dc | 15819 | /* Try loading jpeg library under probable names. */ |
c922a224 | 15820 | if ((library = LoadLibrary ("libjpeg.dll")) |
100dcd40 | 15821 | || (library = LoadLibrary ("jpeg-62.dll")) |
c922a224 | 15822 | || (library = LoadLibrary ("jpeg.dll"))) |
afc390dc JR |
15823 | { |
15824 | if (init_jpeg_functions (library)) | |
15825 | define_image_type (&jpeg_type); | |
15826 | } | |
6fc2811b | 15827 | #endif |
7d0393cf | 15828 | |
6fc2811b | 15829 | #if HAVE_TIFF |
12b918b2 JB |
15830 | if (library = LoadLibrary ("libtiff.dll")) |
15831 | { | |
15832 | if (init_tiff_functions (library)) | |
15833 | define_image_type (&tiff_type); | |
15834 | } | |
6fc2811b | 15835 | #endif |
919f1e88 | 15836 | |
6fc2811b | 15837 | #if HAVE_GIF |
1ffb278b JB |
15838 | if (library = LoadLibrary ("libungif.dll")) |
15839 | { | |
15840 | if (init_gif_functions (library)) | |
15841 | define_image_type (&gif_type); | |
15842 | } | |
6fc2811b | 15843 | #endif |
7d0393cf | 15844 | |
6fc2811b | 15845 | #if HAVE_PNG |
839b1909 JR |
15846 | /* Ensure zlib is loaded. Try debug version first. */ |
15847 | if (!LoadLibrary ("zlibd.dll")) | |
15848 | LoadLibrary ("zlib.dll"); | |
15849 | ||
15850 | /* Try loading libpng under probable names. */ | |
afc390dc JR |
15851 | if ((library = LoadLibrary ("libpng13d.dll")) |
15852 | || (library = LoadLibrary ("libpng13.dll")) | |
15853 | || (library = LoadLibrary ("libpng12d.dll")) | |
15854 | || (library = LoadLibrary ("libpng12.dll")) | |
15855 | || (library = LoadLibrary ("libpng.dll"))) | |
839b1909 | 15856 | { |
afc390dc | 15857 | if (init_png_functions (library)) |
839b1909 JR |
15858 | define_image_type (&png_type); |
15859 | } | |
6fc2811b | 15860 | #endif |
ee78dc32 GV |
15861 | } |
15862 | ||
839b1909 JR |
15863 | void |
15864 | init_xfns () | |
15865 | { | |
15866 | image_types = NULL; | |
15867 | Vimage_types = Qnil; | |
15868 | ||
15869 | define_image_type (&pbm_type); | |
15870 | define_image_type (&xbm_type); | |
15871 | ||
15872 | #if 0 /* TODO : Ghostscript support for W32 */ | |
15873 | define_image_type (&gs_type); | |
15874 | #endif | |
15875 | ||
15876 | /* Image types that rely on external libraries are loaded dynamically | |
15877 | if the library is available. */ | |
15878 | init_external_image_libraries (); | |
15879 | } | |
15880 | ||
ee78dc32 GV |
15881 | #undef abort |
15882 | ||
7d0393cf | 15883 | void |
fbd6baed | 15884 | w32_abort() |
ee78dc32 | 15885 | { |
5ac45f98 GV |
15886 | int button; |
15887 | button = MessageBox (NULL, | |
15888 | "A fatal error has occurred!\n\n" | |
15889 | "Select Abort to exit, Retry to debug, Ignore to continue", | |
15890 | "Emacs Abort Dialog", | |
15891 | MB_ICONEXCLAMATION | MB_TASKMODAL | |
15892 | | MB_SETFOREGROUND | MB_ABORTRETRYIGNORE); | |
15893 | switch (button) | |
15894 | { | |
15895 | case IDRETRY: | |
15896 | DebugBreak (); | |
15897 | break; | |
15898 | case IDIGNORE: | |
15899 | break; | |
15900 | case IDABORT: | |
15901 | default: | |
15902 | abort (); | |
15903 | break; | |
15904 | } | |
ee78dc32 | 15905 | } |
d573caac | 15906 | |
83c75055 GV |
15907 | /* For convenience when debugging. */ |
15908 | int | |
15909 | w32_last_error() | |
15910 | { | |
15911 | return GetLastError (); | |
15912 | } |