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 (); | |
60 | ||
ee78dc32 | 61 | extern void free_frame_menubar (); |
9eb16b62 | 62 | extern void x_compute_fringe_widths P_ ((struct frame *, int)); |
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; |
0af913d7 | 158 | Lisp_Object Vx_hourglass_pointer_shape, Vx_window_horizontal_drag_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 | ||
164 | /* Color of chars displayed in cursor box. */ | |
dfff8a69 | 165 | |
ee78dc32 GV |
166 | Lisp_Object Vx_cursor_fore_pixel; |
167 | ||
1edf84e7 | 168 | /* Nonzero if using Windows. */ |
dfff8a69 | 169 | |
1edf84e7 GV |
170 | static int w32_in_use; |
171 | ||
ee78dc32 | 172 | /* Search path for bitmap files. */ |
dfff8a69 | 173 | |
ee78dc32 GV |
174 | Lisp_Object Vx_bitmap_file_path; |
175 | ||
4587b026 | 176 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
dfff8a69 | 177 | |
4587b026 GV |
178 | Lisp_Object Vx_pixel_size_width_font_regexp; |
179 | ||
33d52f9c GV |
180 | /* Alist of bdf fonts and the files that define them. */ |
181 | Lisp_Object Vw32_bdf_filename_alist; | |
182 | ||
f46e6225 | 183 | /* A flag to control whether fonts are matched strictly or not. */ |
1075afa9 GV |
184 | int w32_strict_fontnames; |
185 | ||
c0611964 AI |
186 | /* A flag to control whether we should only repaint if GetUpdateRect |
187 | indicates there is an update region. */ | |
188 | int w32_strict_painting; | |
189 | ||
dfff8a69 JR |
190 | /* Associative list linking character set strings to Windows codepages. */ |
191 | Lisp_Object Vw32_charset_info_alist; | |
192 | ||
193 | /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */ | |
194 | #ifndef VIETNAMESE_CHARSET | |
195 | #define VIETNAMESE_CHARSET 163 | |
196 | #endif | |
197 | ||
ee78dc32 GV |
198 | Lisp_Object Qauto_raise; |
199 | Lisp_Object Qauto_lower; | |
ee78dc32 GV |
200 | Lisp_Object Qborder_color; |
201 | Lisp_Object Qborder_width; | |
ab0bb234 | 202 | extern Lisp_Object Qbox; |
ee78dc32 GV |
203 | Lisp_Object Qcursor_color; |
204 | Lisp_Object Qcursor_type; | |
ee78dc32 GV |
205 | Lisp_Object Qgeometry; |
206 | Lisp_Object Qicon_left; | |
207 | Lisp_Object Qicon_top; | |
208 | Lisp_Object Qicon_type; | |
209 | Lisp_Object Qicon_name; | |
210 | Lisp_Object Qinternal_border_width; | |
211 | Lisp_Object Qleft; | |
1026b400 | 212 | Lisp_Object Qright; |
ee78dc32 GV |
213 | Lisp_Object Qmouse_color; |
214 | Lisp_Object Qnone; | |
215 | Lisp_Object Qparent_id; | |
216 | Lisp_Object Qscroll_bar_width; | |
217 | Lisp_Object Qsuppress_icon; | |
ee78dc32 GV |
218 | Lisp_Object Qundefined_color; |
219 | Lisp_Object Qvertical_scroll_bars; | |
220 | Lisp_Object Qvisibility; | |
221 | Lisp_Object Qwindow_id; | |
222 | Lisp_Object Qx_frame_parameter; | |
223 | Lisp_Object Qx_resource_name; | |
224 | Lisp_Object Quser_position; | |
225 | Lisp_Object Quser_size; | |
6fc2811b | 226 | Lisp_Object Qscreen_gamma; |
dfff8a69 JR |
227 | Lisp_Object Qline_spacing; |
228 | Lisp_Object Qcenter; | |
dc220243 | 229 | Lisp_Object Qcancel_timer; |
adcc3809 GV |
230 | Lisp_Object Qhyper; |
231 | Lisp_Object Qsuper; | |
232 | Lisp_Object Qmeta; | |
233 | Lisp_Object Qalt; | |
234 | Lisp_Object Qctrl; | |
235 | Lisp_Object Qcontrol; | |
236 | Lisp_Object Qshift; | |
237 | ||
dfff8a69 JR |
238 | Lisp_Object Qw32_charset_ansi; |
239 | Lisp_Object Qw32_charset_default; | |
240 | Lisp_Object Qw32_charset_symbol; | |
241 | Lisp_Object Qw32_charset_shiftjis; | |
767b1ff0 | 242 | Lisp_Object Qw32_charset_hangeul; |
dfff8a69 JR |
243 | Lisp_Object Qw32_charset_gb2312; |
244 | Lisp_Object Qw32_charset_chinesebig5; | |
245 | Lisp_Object Qw32_charset_oem; | |
246 | ||
71eab8d1 AI |
247 | #ifndef JOHAB_CHARSET |
248 | #define JOHAB_CHARSET 130 | |
249 | #endif | |
dfff8a69 JR |
250 | #ifdef JOHAB_CHARSET |
251 | Lisp_Object Qw32_charset_easteurope; | |
252 | Lisp_Object Qw32_charset_turkish; | |
253 | Lisp_Object Qw32_charset_baltic; | |
254 | Lisp_Object Qw32_charset_russian; | |
255 | Lisp_Object Qw32_charset_arabic; | |
256 | Lisp_Object Qw32_charset_greek; | |
257 | Lisp_Object Qw32_charset_hebrew; | |
767b1ff0 | 258 | Lisp_Object Qw32_charset_vietnamese; |
dfff8a69 JR |
259 | Lisp_Object Qw32_charset_thai; |
260 | Lisp_Object Qw32_charset_johab; | |
261 | Lisp_Object Qw32_charset_mac; | |
262 | #endif | |
263 | ||
264 | #ifdef UNICODE_CHARSET | |
265 | Lisp_Object Qw32_charset_unicode; | |
266 | #endif | |
267 | ||
f7b9d4d1 JR |
268 | Lisp_Object Qfullscreen; |
269 | Lisp_Object Qfullwidth; | |
270 | Lisp_Object Qfullheight; | |
271 | Lisp_Object Qfullboth; | |
272 | ||
6fc2811b JR |
273 | extern Lisp_Object Qtop; |
274 | extern Lisp_Object Qdisplay; | |
6fc2811b | 275 | |
5ac45f98 GV |
276 | /* State variables for emulating a three button mouse. */ |
277 | #define LMOUSE 1 | |
278 | #define MMOUSE 2 | |
279 | #define RMOUSE 4 | |
280 | ||
281 | static int button_state = 0; | |
fbd6baed | 282 | static W32Msg saved_mouse_button_msg; |
48094ace | 283 | static unsigned mouse_button_timer = 0; /* non-zero when timer is active */ |
fbd6baed | 284 | static W32Msg saved_mouse_move_msg; |
48094ace | 285 | static unsigned mouse_move_timer = 0; |
84fb1139 | 286 | |
9eb16b62 JR |
287 | /* Window that is tracking the mouse. */ |
288 | static HWND track_mouse_window; | |
f60ae425 BK |
289 | |
290 | typedef BOOL (WINAPI * TrackMouseEvent_Proc) ( | |
291 | IN OUT LPTRACKMOUSEEVENT lpEventTrack | |
292 | ); | |
293 | ||
294 | TrackMouseEvent_Proc track_mouse_event_fn=NULL; | |
9eb16b62 | 295 | |
93fbe8b7 | 296 | /* W95 mousewheel handler */ |
7d0393cf | 297 | unsigned int msh_mousewheel = 0; |
93fbe8b7 | 298 | |
48094ace | 299 | /* Timers */ |
84fb1139 KH |
300 | #define MOUSE_BUTTON_ID 1 |
301 | #define MOUSE_MOVE_ID 2 | |
48094ace JR |
302 | #define MENU_FREE_ID 3 |
303 | /* The delay (milliseconds) before a menu is freed after WM_EXITMENULOOP | |
304 | is received. */ | |
305 | #define MENU_FREE_DELAY 1000 | |
306 | static unsigned menu_free_timer = 0; | |
5ac45f98 | 307 | |
ee78dc32 | 308 | /* The below are defined in frame.c. */ |
dfff8a69 | 309 | |
ee78dc32 | 310 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
1edf84e7 | 311 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
6fc2811b | 312 | extern Lisp_Object Qtool_bar_lines; |
ee78dc32 GV |
313 | |
314 | extern Lisp_Object Vwindow_system_version; | |
315 | ||
4b817373 RS |
316 | Lisp_Object Qface_set_after_frame_default; |
317 | ||
937e601e AI |
318 | #ifdef GLYPH_DEBUG |
319 | int image_cache_refcount, dpyinfo_refcount; | |
320 | #endif | |
321 | ||
322 | ||
fbd6baed GV |
323 | /* From w32term.c. */ |
324 | extern Lisp_Object Vw32_num_mouse_buttons; | |
ccc2d29c | 325 | extern Lisp_Object Vw32_recognize_altgr; |
5ac45f98 | 326 | |
65906840 | 327 | extern HWND w32_system_caret_hwnd; |
93f2ca61 | 328 | |
65906840 JR |
329 | extern int w32_system_caret_height; |
330 | extern int w32_system_caret_x; | |
331 | extern int w32_system_caret_y; | |
93f2ca61 JR |
332 | extern int w32_use_visible_system_caret; |
333 | ||
d285988b | 334 | static HWND w32_visible_system_caret_hwnd; |
65906840 | 335 | |
ee78dc32 | 336 | \f |
1edf84e7 GV |
337 | /* Error if we are not connected to MS-Windows. */ |
338 | void | |
339 | check_w32 () | |
340 | { | |
341 | if (! w32_in_use) | |
342 | error ("MS-Windows not in use or not initialized"); | |
343 | } | |
344 | ||
345 | /* Nonzero if we can use mouse menus. | |
346 | You should not call this unless HAVE_MENUS is defined. */ | |
7d0393cf | 347 | |
1edf84e7 GV |
348 | int |
349 | have_menus_p () | |
350 | { | |
351 | return w32_in_use; | |
352 | } | |
353 | ||
ee78dc32 | 354 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame |
fbd6baed | 355 | and checking validity for W32. */ |
ee78dc32 GV |
356 | |
357 | FRAME_PTR | |
358 | check_x_frame (frame) | |
359 | Lisp_Object frame; | |
360 | { | |
361 | FRAME_PTR f; | |
362 | ||
363 | if (NILP (frame)) | |
6fc2811b | 364 | frame = selected_frame; |
b7826503 | 365 | CHECK_LIVE_FRAME (frame); |
6fc2811b | 366 | f = XFRAME (frame); |
fbd6baed GV |
367 | if (! FRAME_W32_P (f)) |
368 | error ("non-w32 frame used"); | |
ee78dc32 GV |
369 | return f; |
370 | } | |
371 | ||
7d0393cf | 372 | /* Let the user specify a display with a frame. |
fbd6baed | 373 | nil stands for the selected frame--or, if that is not a w32 frame, |
ee78dc32 GV |
374 | the first display on the list. */ |
375 | ||
fbd6baed | 376 | static struct w32_display_info * |
ee78dc32 GV |
377 | check_x_display_info (frame) |
378 | Lisp_Object frame; | |
379 | { | |
380 | if (NILP (frame)) | |
381 | { | |
6fc2811b | 382 | struct frame *sf = XFRAME (selected_frame); |
7d0393cf | 383 | |
6fc2811b JR |
384 | if (FRAME_W32_P (sf) && FRAME_LIVE_P (sf)) |
385 | return FRAME_W32_DISPLAY_INFO (sf); | |
ee78dc32 | 386 | else |
fbd6baed | 387 | return &one_w32_display_info; |
ee78dc32 GV |
388 | } |
389 | else if (STRINGP (frame)) | |
390 | return x_display_info_for_name (frame); | |
391 | else | |
392 | { | |
393 | FRAME_PTR f; | |
394 | ||
b7826503 | 395 | CHECK_LIVE_FRAME (frame); |
ee78dc32 | 396 | f = XFRAME (frame); |
fbd6baed GV |
397 | if (! FRAME_W32_P (f)) |
398 | error ("non-w32 frame used"); | |
399 | return FRAME_W32_DISPLAY_INFO (f); | |
ee78dc32 GV |
400 | } |
401 | } | |
402 | \f | |
fbd6baed | 403 | /* Return the Emacs frame-object corresponding to an w32 window. |
ee78dc32 GV |
404 | It could be the frame's main window or an icon window. */ |
405 | ||
406 | /* This function can be called during GC, so use GC_xxx type test macros. */ | |
407 | ||
408 | struct frame * | |
409 | x_window_to_frame (dpyinfo, wdesc) | |
fbd6baed | 410 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
411 | HWND wdesc; |
412 | { | |
413 | Lisp_Object tail, frame; | |
414 | struct frame *f; | |
415 | ||
8e713be6 | 416 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
ee78dc32 | 417 | { |
8e713be6 | 418 | frame = XCAR (tail); |
ee78dc32 GV |
419 | if (!GC_FRAMEP (frame)) |
420 | continue; | |
421 | f = XFRAME (frame); | |
2d764c78 | 422 | if (!FRAME_W32_P (f) || FRAME_W32_DISPLAY_INFO (f) != dpyinfo) |
ee78dc32 | 423 | continue; |
0af913d7 | 424 | if (f->output_data.w32->hourglass_window == wdesc) |
f79e6790 JR |
425 | return f; |
426 | ||
fbd6baed | 427 | if (FRAME_W32_WINDOW (f) == wdesc) |
ee78dc32 GV |
428 | return f; |
429 | } | |
430 | return 0; | |
431 | } | |
432 | ||
433 | \f | |
434 | ||
435 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
436 | id, which is just an int that this section returns. Bitmaps are | |
437 | reference counted so they can be shared among frames. | |
438 | ||
439 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
440 | be used to indicate no bitmap. | |
441 | ||
442 | If you use x_create_bitmap_from_data, then you must keep track of | |
443 | the bitmaps yourself. That is, creating a bitmap from the same | |
444 | data more than once will not be caught. */ | |
445 | ||
446 | ||
447 | /* Functions to access the contents of a bitmap, given an id. */ | |
448 | ||
449 | int | |
450 | x_bitmap_height (f, id) | |
451 | FRAME_PTR f; | |
452 | int id; | |
453 | { | |
fbd6baed | 454 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
ee78dc32 GV |
455 | } |
456 | ||
457 | int | |
458 | x_bitmap_width (f, id) | |
459 | FRAME_PTR f; | |
460 | int id; | |
461 | { | |
fbd6baed | 462 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
ee78dc32 GV |
463 | } |
464 | ||
465 | int | |
466 | x_bitmap_pixmap (f, id) | |
467 | FRAME_PTR f; | |
468 | int id; | |
469 | { | |
fbd6baed | 470 | return (int) FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
ee78dc32 GV |
471 | } |
472 | ||
473 | ||
474 | /* Allocate a new bitmap record. Returns index of new record. */ | |
475 | ||
476 | static int | |
477 | x_allocate_bitmap_record (f) | |
478 | FRAME_PTR f; | |
479 | { | |
fbd6baed | 480 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
481 | int i; |
482 | ||
483 | if (dpyinfo->bitmaps == NULL) | |
484 | { | |
485 | dpyinfo->bitmaps_size = 10; | |
486 | dpyinfo->bitmaps | |
fbd6baed | 487 | = (struct w32_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); |
ee78dc32 GV |
488 | dpyinfo->bitmaps_last = 1; |
489 | return 1; | |
490 | } | |
491 | ||
492 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) | |
493 | return ++dpyinfo->bitmaps_last; | |
494 | ||
495 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) | |
496 | if (dpyinfo->bitmaps[i].refcount == 0) | |
497 | return i + 1; | |
498 | ||
499 | dpyinfo->bitmaps_size *= 2; | |
500 | dpyinfo->bitmaps | |
fbd6baed GV |
501 | = (struct w32_bitmap_record *) xrealloc (dpyinfo->bitmaps, |
502 | dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); | |
ee78dc32 GV |
503 | return ++dpyinfo->bitmaps_last; |
504 | } | |
505 | ||
506 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
507 | ||
508 | void | |
509 | x_reference_bitmap (f, id) | |
510 | FRAME_PTR f; | |
511 | int id; | |
512 | { | |
fbd6baed | 513 | ++FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
ee78dc32 GV |
514 | } |
515 | ||
516 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
517 | ||
518 | int | |
519 | x_create_bitmap_from_data (f, bits, width, height) | |
520 | struct frame *f; | |
521 | char *bits; | |
522 | unsigned int width, height; | |
523 | { | |
fbd6baed | 524 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
525 | Pixmap bitmap; |
526 | int id; | |
527 | ||
528 | bitmap = CreateBitmap (width, height, | |
fbd6baed GV |
529 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_planes, |
530 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_cbits, | |
ee78dc32 GV |
531 | bits); |
532 | ||
533 | if (! bitmap) | |
534 | return -1; | |
535 | ||
536 | id = x_allocate_bitmap_record (f); | |
537 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
538 | dpyinfo->bitmaps[id - 1].file = NULL; | |
539 | dpyinfo->bitmaps[id - 1].hinst = NULL; | |
540 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
541 | dpyinfo->bitmaps[id - 1].depth = 1; | |
542 | dpyinfo->bitmaps[id - 1].height = height; | |
543 | dpyinfo->bitmaps[id - 1].width = width; | |
544 | ||
545 | return id; | |
546 | } | |
547 | ||
548 | /* Create bitmap from file FILE for frame F. */ | |
549 | ||
550 | int | |
551 | x_create_bitmap_from_file (f, file) | |
552 | struct frame *f; | |
553 | Lisp_Object file; | |
554 | { | |
555 | return -1; | |
767b1ff0 | 556 | #if 0 /* TODO : bitmap support */ |
fbd6baed | 557 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 | 558 | unsigned int width, height; |
6fc2811b | 559 | HBITMAP bitmap; |
ee78dc32 GV |
560 | int xhot, yhot, result, id; |
561 | Lisp_Object found; | |
562 | int fd; | |
563 | char *filename; | |
564 | HINSTANCE hinst; | |
565 | ||
566 | /* Look for an existing bitmap with the same name. */ | |
567 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) | |
568 | { | |
569 | if (dpyinfo->bitmaps[id].refcount | |
570 | && dpyinfo->bitmaps[id].file | |
d5db4077 | 571 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) SDATA (file))) |
ee78dc32 GV |
572 | { |
573 | ++dpyinfo->bitmaps[id].refcount; | |
574 | return id + 1; | |
575 | } | |
576 | } | |
577 | ||
578 | /* Search bitmap-file-path for the file, if appropriate. */ | |
de2413e9 | 579 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, Qnil); |
ee78dc32 GV |
580 | if (fd < 0) |
581 | return -1; | |
6fc2811b | 582 | emacs_close (fd); |
ee78dc32 | 583 | |
d5db4077 | 584 | filename = (char *) SDATA (found); |
ee78dc32 GV |
585 | |
586 | hinst = LoadLibraryEx (filename, NULL, LOAD_LIBRARY_AS_DATAFILE); | |
587 | ||
588 | if (hinst == NULL) | |
589 | return -1; | |
590 | ||
7d0393cf | 591 | |
fbd6baed | 592 | result = XReadBitmapFile (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
ee78dc32 GV |
593 | filename, &width, &height, &bitmap, &xhot, &yhot); |
594 | if (result != BitmapSuccess) | |
595 | return -1; | |
596 | ||
597 | id = x_allocate_bitmap_record (f); | |
598 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
599 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
d5db4077 | 600 | dpyinfo->bitmaps[id - 1].file = (char *) xmalloc (SCHARS (file) + 1); |
ee78dc32 GV |
601 | dpyinfo->bitmaps[id - 1].depth = 1; |
602 | dpyinfo->bitmaps[id - 1].height = height; | |
603 | dpyinfo->bitmaps[id - 1].width = width; | |
d5db4077 | 604 | strcpy (dpyinfo->bitmaps[id - 1].file, SDATA (file)); |
ee78dc32 GV |
605 | |
606 | return id; | |
767b1ff0 | 607 | #endif /* TODO */ |
ee78dc32 GV |
608 | } |
609 | ||
610 | /* Remove reference to bitmap with id number ID. */ | |
611 | ||
33d52f9c | 612 | void |
ee78dc32 GV |
613 | x_destroy_bitmap (f, id) |
614 | FRAME_PTR f; | |
615 | int id; | |
616 | { | |
fbd6baed | 617 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
618 | |
619 | if (id > 0) | |
620 | { | |
621 | --dpyinfo->bitmaps[id - 1].refcount; | |
622 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
623 | { | |
624 | BLOCK_INPUT; | |
625 | DeleteObject (dpyinfo->bitmaps[id - 1].pixmap); | |
626 | if (dpyinfo->bitmaps[id - 1].file) | |
627 | { | |
6fc2811b | 628 | xfree (dpyinfo->bitmaps[id - 1].file); |
ee78dc32 GV |
629 | dpyinfo->bitmaps[id - 1].file = NULL; |
630 | } | |
631 | UNBLOCK_INPUT; | |
632 | } | |
633 | } | |
634 | } | |
635 | ||
636 | /* Free all the bitmaps for the display specified by DPYINFO. */ | |
637 | ||
638 | static void | |
639 | x_destroy_all_bitmaps (dpyinfo) | |
fbd6baed | 640 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
641 | { |
642 | int i; | |
643 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
644 | if (dpyinfo->bitmaps[i].refcount > 0) | |
645 | { | |
646 | DeleteObject (dpyinfo->bitmaps[i].pixmap); | |
647 | if (dpyinfo->bitmaps[i].file) | |
6fc2811b | 648 | xfree (dpyinfo->bitmaps[i].file); |
ee78dc32 GV |
649 | } |
650 | dpyinfo->bitmaps_last = 0; | |
651 | } | |
652 | \f | |
fbd6baed | 653 | /* Connect the frame-parameter names for W32 frames |
ee78dc32 GV |
654 | to the ways of passing the parameter values to the window system. |
655 | ||
656 | The name of a parameter, as a Lisp symbol, | |
657 | has an `x-frame-parameter' property which is an integer in Lisp | |
658 | but can be interpreted as an `enum x_frame_parm' in C. */ | |
659 | ||
660 | enum x_frame_parm | |
661 | { | |
662 | X_PARM_FOREGROUND_COLOR, | |
663 | X_PARM_BACKGROUND_COLOR, | |
664 | X_PARM_MOUSE_COLOR, | |
665 | X_PARM_CURSOR_COLOR, | |
666 | X_PARM_BORDER_COLOR, | |
667 | X_PARM_ICON_TYPE, | |
668 | X_PARM_FONT, | |
669 | X_PARM_BORDER_WIDTH, | |
670 | X_PARM_INTERNAL_BORDER_WIDTH, | |
671 | X_PARM_NAME, | |
672 | X_PARM_AUTORAISE, | |
673 | X_PARM_AUTOLOWER, | |
674 | X_PARM_VERT_SCROLL_BAR, | |
675 | X_PARM_VISIBILITY, | |
676 | X_PARM_MENU_BAR_LINES | |
677 | }; | |
678 | ||
679 | ||
680 | struct x_frame_parm_table | |
681 | { | |
682 | char *name; | |
6fc2811b | 683 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ee78dc32 GV |
684 | }; |
685 | ||
ca56d953 JR |
686 | BOOL my_show_window P_ ((struct frame *, HWND, int)); |
687 | void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT)); | |
937e601e AI |
688 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
689 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
690 | static void x_change_window_heights P_ ((Lisp_Object, int)); | |
767b1ff0 | 691 | /* TODO: Native Input Method support; see x_create_im. */ |
6fc2811b | 692 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
dfff8a69 | 693 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
f7b9d4d1 | 694 | static void x_set_fullscreen P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
695 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
696 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
697 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
698 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
699 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
700 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
701 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
702 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
41c1bdd9 | 703 | static void x_set_fringe_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
704 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
705 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
706 | Lisp_Object)); | |
707 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
708 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
709 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
710 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
711 | Lisp_Object)); | |
712 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
713 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
714 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
715 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
716 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
717 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
718 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
3cf3436e JR |
719 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
720 | Lisp_Object)); | |
ee78dc32 GV |
721 | |
722 | static struct x_frame_parm_table x_frame_parms[] = | |
723 | { | |
72e4adef JR |
724 | {"auto-raise", x_set_autoraise}, |
725 | {"auto-lower", x_set_autolower}, | |
726 | {"background-color", x_set_background_color}, | |
727 | {"border-color", x_set_border_color}, | |
728 | {"border-width", x_set_border_width}, | |
729 | {"cursor-color", x_set_cursor_color}, | |
730 | {"cursor-type", x_set_cursor_type}, | |
731 | {"font", x_set_font}, | |
732 | {"foreground-color", x_set_foreground_color}, | |
733 | {"icon-name", x_set_icon_name}, | |
734 | {"icon-type", x_set_icon_type}, | |
735 | {"internal-border-width", x_set_internal_border_width}, | |
736 | {"menu-bar-lines", x_set_menu_bar_lines}, | |
737 | {"mouse-color", x_set_mouse_color}, | |
738 | {"name", x_explicitly_set_name}, | |
739 | {"scroll-bar-width", x_set_scroll_bar_width}, | |
740 | {"title", x_set_title}, | |
741 | {"unsplittable", x_set_unsplittable}, | |
742 | {"vertical-scroll-bars", x_set_vertical_scroll_bars}, | |
743 | {"visibility", x_set_visibility}, | |
744 | {"tool-bar-lines", x_set_tool_bar_lines}, | |
745 | {"screen-gamma", x_set_screen_gamma}, | |
746 | {"line-spacing", x_set_line_spacing}, | |
747 | {"left-fringe", x_set_fringe_width}, | |
f7b9d4d1 JR |
748 | {"right-fringe", x_set_fringe_width}, |
749 | {"fullscreen", x_set_fullscreen}, | |
ee78dc32 GV |
750 | }; |
751 | ||
752 | /* Attach the `x-frame-parameter' properties to | |
fbd6baed | 753 | the Lisp symbol names of parameters relevant to W32. */ |
ee78dc32 | 754 | |
dfff8a69 | 755 | void |
ee78dc32 GV |
756 | init_x_parm_symbols () |
757 | { | |
758 | int i; | |
759 | ||
760 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) | |
761 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, | |
762 | make_number (i)); | |
763 | } | |
764 | \f | |
f7b9d4d1 JR |
765 | /* Really try to move where we want to be in case of fullscreen. Some WMs |
766 | moves the window where we tell them. Some (mwm, twm) moves the outer | |
767 | window manager window there instead. | |
768 | Try to compensate for those WM here. */ | |
769 | static void | |
770 | x_fullscreen_move (f, new_top, new_left) | |
771 | struct frame *f; | |
772 | int new_top; | |
773 | int new_left; | |
774 | { | |
775 | if (new_top != f->output_data.w32->top_pos | |
776 | || new_left != f->output_data.w32->left_pos) | |
777 | { | |
778 | int move_x = new_left; | |
779 | int move_y = new_top; | |
780 | ||
781 | f->output_data.w32->want_fullscreen |= FULLSCREEN_MOVE_WAIT; | |
782 | x_set_offset (f, move_x, move_y, 1); | |
783 | } | |
784 | } | |
785 | ||
dfff8a69 | 786 | /* Change the parameters of frame F as specified by ALIST. |
ee78dc32 GV |
787 | If a parameter is not specially recognized, do nothing; |
788 | otherwise call the `x_set_...' function for that parameter. */ | |
789 | ||
790 | void | |
791 | x_set_frame_parameters (f, alist) | |
792 | FRAME_PTR f; | |
793 | Lisp_Object alist; | |
794 | { | |
795 | Lisp_Object tail; | |
796 | ||
797 | /* If both of these parameters are present, it's more efficient to | |
798 | set them both at once. So we wait until we've looked at the | |
799 | entire list before we set them. */ | |
b839712d | 800 | int width, height; |
ee78dc32 GV |
801 | |
802 | /* Same here. */ | |
803 | Lisp_Object left, top; | |
804 | ||
805 | /* Same with these. */ | |
806 | Lisp_Object icon_left, icon_top; | |
807 | ||
808 | /* Record in these vectors all the parms specified. */ | |
809 | Lisp_Object *parms; | |
810 | Lisp_Object *values; | |
a797a73d | 811 | int i, p; |
ee78dc32 GV |
812 | int left_no_change = 0, top_no_change = 0; |
813 | int icon_left_no_change = 0, icon_top_no_change = 0; | |
f7b9d4d1 | 814 | int fullscreen_is_being_set = 0; |
ee78dc32 | 815 | |
5878523b RS |
816 | struct gcpro gcpro1, gcpro2; |
817 | ||
ee78dc32 GV |
818 | i = 0; |
819 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
820 | i++; | |
821 | ||
822 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
823 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
824 | ||
825 | /* Extract parm names and values into those vectors. */ | |
826 | ||
827 | i = 0; | |
828 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
829 | { | |
6fc2811b | 830 | Lisp_Object elt; |
ee78dc32 GV |
831 | |
832 | elt = Fcar (tail); | |
833 | parms[i] = Fcar (elt); | |
834 | values[i] = Fcdr (elt); | |
835 | i++; | |
836 | } | |
5878523b RS |
837 | /* TAIL and ALIST are not used again below here. */ |
838 | alist = tail = Qnil; | |
839 | ||
840 | GCPRO2 (*parms, *values); | |
841 | gcpro1.nvars = i; | |
842 | gcpro2.nvars = i; | |
843 | ||
844 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, | |
845 | because their values appear in VALUES and strings are not valid. */ | |
b839712d | 846 | top = left = Qunbound; |
ee78dc32 GV |
847 | icon_left = icon_top = Qunbound; |
848 | ||
b839712d | 849 | /* Provide default values for HEIGHT and WIDTH. */ |
dfff8a69 JR |
850 | if (FRAME_NEW_WIDTH (f)) |
851 | width = FRAME_NEW_WIDTH (f); | |
852 | else | |
853 | width = FRAME_WIDTH (f); | |
854 | ||
855 | if (FRAME_NEW_HEIGHT (f)) | |
856 | height = FRAME_NEW_HEIGHT (f); | |
857 | else | |
858 | height = FRAME_HEIGHT (f); | |
b839712d | 859 | |
a797a73d GV |
860 | /* Process foreground_color and background_color before anything else. |
861 | They are independent of other properties, but other properties (e.g., | |
862 | cursor_color) are dependent upon them. */ | |
41c1bdd9 | 863 | /* Process default font as well, since fringe widths depends on it. */ |
7d0393cf | 864 | for (p = 0; p < i; p++) |
a797a73d GV |
865 | { |
866 | Lisp_Object prop, val; | |
867 | ||
868 | prop = parms[p]; | |
869 | val = values[p]; | |
41c1bdd9 KS |
870 | if (EQ (prop, Qforeground_color) |
871 | || EQ (prop, Qbackground_color) | |
f7b9d4d1 JR |
872 | || EQ (prop, Qfont) |
873 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
874 | { |
875 | register Lisp_Object param_index, old_value; | |
876 | ||
a797a73d | 877 | old_value = get_frame_param (f, prop); |
f7b9d4d1 | 878 | fullscreen_is_being_set |= EQ (prop, Qfullscreen); |
a05e2bae JR |
879 | |
880 | if (NILP (Fequal (val, old_value))) | |
881 | { | |
882 | store_frame_param (f, prop, val); | |
7d0393cf | 883 | |
a05e2bae JR |
884 | param_index = Fget (prop, Qx_frame_parameter); |
885 | if (NATNUMP (param_index) | |
886 | && (XFASTINT (param_index) | |
887 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
888 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
889 | } | |
a797a73d GV |
890 | } |
891 | } | |
892 | ||
ee78dc32 GV |
893 | /* Now process them in reverse of specified order. */ |
894 | for (i--; i >= 0; i--) | |
895 | { | |
896 | Lisp_Object prop, val; | |
897 | ||
898 | prop = parms[i]; | |
899 | val = values[i]; | |
900 | ||
b839712d RS |
901 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
902 | width = XFASTINT (val); | |
903 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
904 | height = XFASTINT (val); | |
ee78dc32 GV |
905 | else if (EQ (prop, Qtop)) |
906 | top = val; | |
907 | else if (EQ (prop, Qleft)) | |
908 | left = val; | |
909 | else if (EQ (prop, Qicon_top)) | |
910 | icon_top = val; | |
911 | else if (EQ (prop, Qicon_left)) | |
912 | icon_left = val; | |
41c1bdd9 KS |
913 | else if (EQ (prop, Qforeground_color) |
914 | || EQ (prop, Qbackground_color) | |
f7b9d4d1 JR |
915 | || EQ (prop, Qfont) |
916 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
917 | /* Processed above. */ |
918 | continue; | |
ee78dc32 GV |
919 | else |
920 | { | |
921 | register Lisp_Object param_index, old_value; | |
922 | ||
ee78dc32 | 923 | old_value = get_frame_param (f, prop); |
a05e2bae | 924 | |
ee78dc32 | 925 | store_frame_param (f, prop, val); |
a05e2bae JR |
926 | |
927 | param_index = Fget (prop, Qx_frame_parameter); | |
ee78dc32 GV |
928 | if (NATNUMP (param_index) |
929 | && (XFASTINT (param_index) | |
930 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
3c190163 | 931 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); |
ee78dc32 GV |
932 | } |
933 | } | |
934 | ||
935 | /* Don't die if just one of these was set. */ | |
936 | if (EQ (left, Qunbound)) | |
937 | { | |
938 | left_no_change = 1; | |
fbd6baed GV |
939 | if (f->output_data.w32->left_pos < 0) |
940 | left = Fcons (Qplus, Fcons (make_number (f->output_data.w32->left_pos), Qnil)); | |
ee78dc32 | 941 | else |
fbd6baed | 942 | XSETINT (left, f->output_data.w32->left_pos); |
ee78dc32 GV |
943 | } |
944 | if (EQ (top, Qunbound)) | |
945 | { | |
946 | top_no_change = 1; | |
fbd6baed GV |
947 | if (f->output_data.w32->top_pos < 0) |
948 | top = Fcons (Qplus, Fcons (make_number (f->output_data.w32->top_pos), Qnil)); | |
ee78dc32 | 949 | else |
fbd6baed | 950 | XSETINT (top, f->output_data.w32->top_pos); |
ee78dc32 GV |
951 | } |
952 | ||
953 | /* If one of the icon positions was not set, preserve or default it. */ | |
954 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
955 | { | |
956 | icon_left_no_change = 1; | |
957 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
958 | if (NILP (icon_left)) | |
959 | XSETINT (icon_left, 0); | |
960 | } | |
961 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
962 | { | |
963 | icon_top_no_change = 1; | |
964 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
965 | if (NILP (icon_top)) | |
966 | XSETINT (icon_top, 0); | |
967 | } | |
968 | ||
f7b9d4d1 JR |
969 | if (FRAME_VISIBLE_P (f) && fullscreen_is_being_set) |
970 | { | |
971 | /* If the frame is visible already and the fullscreen parameter is | |
972 | being set, it is too late to set WM manager hints to specify | |
973 | size and position. | |
974 | Here we first get the width, height and position that applies to | |
975 | fullscreen. We then move the frame to the appropriate | |
976 | position. Resize of the frame is taken care of in the code after | |
977 | this if-statement. */ | |
978 | int new_left, new_top; | |
7d0393cf | 979 | |
f7b9d4d1 JR |
980 | x_fullscreen_adjust (f, &width, &height, &new_top, &new_left); |
981 | x_fullscreen_move (f, new_top, new_left); | |
982 | } | |
983 | ||
ee78dc32 GV |
984 | /* Don't set these parameters unless they've been explicitly |
985 | specified. The window might be mapped or resized while we're in | |
986 | this function, and we don't want to override that unless the lisp | |
987 | code has asked for it. | |
988 | ||
989 | Don't set these parameters unless they actually differ from the | |
990 | window's current parameters; the window may not actually exist | |
991 | yet. */ | |
992 | { | |
993 | Lisp_Object frame; | |
994 | ||
995 | check_frame_size (f, &height, &width); | |
996 | ||
997 | XSETFRAME (frame, f); | |
998 | ||
dfff8a69 JR |
999 | if (width != FRAME_WIDTH (f) |
1000 | || height != FRAME_HEIGHT (f) | |
1001 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) | |
b839712d | 1002 | Fset_frame_size (frame, make_number (width), make_number (height)); |
ee78dc32 GV |
1003 | |
1004 | if ((!NILP (left) || !NILP (top)) | |
1005 | && ! (left_no_change && top_no_change) | |
fbd6baed GV |
1006 | && ! (NUMBERP (left) && XINT (left) == f->output_data.w32->left_pos |
1007 | && NUMBERP (top) && XINT (top) == f->output_data.w32->top_pos)) | |
ee78dc32 GV |
1008 | { |
1009 | int leftpos = 0; | |
1010 | int toppos = 0; | |
1011 | ||
1012 | /* Record the signs. */ | |
fbd6baed | 1013 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 | 1014 | if (EQ (left, Qminus)) |
fbd6baed | 1015 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 GV |
1016 | else if (INTEGERP (left)) |
1017 | { | |
1018 | leftpos = XINT (left); | |
1019 | if (leftpos < 0) | |
fbd6baed | 1020 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 1021 | } |
8e713be6 KR |
1022 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1023 | && CONSP (XCDR (left)) | |
1024 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 1025 | { |
8e713be6 | 1026 | leftpos = - XINT (XCAR (XCDR (left))); |
fbd6baed | 1027 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 1028 | } |
8e713be6 KR |
1029 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1030 | && CONSP (XCDR (left)) | |
1031 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 1032 | { |
8e713be6 | 1033 | leftpos = XINT (XCAR (XCDR (left))); |
ee78dc32 GV |
1034 | } |
1035 | ||
1036 | if (EQ (top, Qminus)) | |
fbd6baed | 1037 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 GV |
1038 | else if (INTEGERP (top)) |
1039 | { | |
1040 | toppos = XINT (top); | |
1041 | if (toppos < 0) | |
fbd6baed | 1042 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 1043 | } |
8e713be6 KR |
1044 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1045 | && CONSP (XCDR (top)) | |
1046 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 1047 | { |
8e713be6 | 1048 | toppos = - XINT (XCAR (XCDR (top))); |
fbd6baed | 1049 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 1050 | } |
8e713be6 KR |
1051 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1052 | && CONSP (XCDR (top)) | |
1053 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 1054 | { |
8e713be6 | 1055 | toppos = XINT (XCAR (XCDR (top))); |
ee78dc32 GV |
1056 | } |
1057 | ||
1058 | ||
1059 | /* Store the numeric value of the position. */ | |
fbd6baed GV |
1060 | f->output_data.w32->top_pos = toppos; |
1061 | f->output_data.w32->left_pos = leftpos; | |
ee78dc32 | 1062 | |
fbd6baed | 1063 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
1064 | |
1065 | /* Actually set that position, and convert to absolute. */ | |
1066 | x_set_offset (f, leftpos, toppos, -1); | |
1067 | } | |
1068 | ||
1069 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1070 | && ! (icon_left_no_change && icon_top_no_change)) | |
1071 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
1072 | } | |
5878523b RS |
1073 | |
1074 | UNGCPRO; | |
ee78dc32 GV |
1075 | } |
1076 | ||
1077 | /* Store the screen positions of frame F into XPTR and YPTR. | |
1078 | These are the positions of the containing window manager window, | |
1079 | not Emacs's own window. */ | |
1080 | ||
1081 | void | |
1082 | x_real_positions (f, xptr, yptr) | |
1083 | FRAME_PTR f; | |
1084 | int *xptr, *yptr; | |
1085 | { | |
1086 | POINT pt; | |
f7b9d4d1 | 1087 | RECT rect; |
3c190163 | 1088 | |
f7b9d4d1 JR |
1089 | GetClientRect(FRAME_W32_WINDOW(f), &rect); |
1090 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, FRAME_EXTERNAL_MENU_BAR(f)); | |
1091 | ||
1092 | pt.x = rect.left; | |
1093 | pt.y = rect.top; | |
ee78dc32 | 1094 | |
fbd6baed | 1095 | ClientToScreen (FRAME_W32_WINDOW(f), &pt); |
ee78dc32 | 1096 | |
f7b9d4d1 JR |
1097 | /* Remember x_pixels_diff and y_pixels_diff. */ |
1098 | f->output_data.w32->x_pixels_diff = pt.x - rect.left; | |
1099 | f->output_data.w32->y_pixels_diff = pt.y - rect.top; | |
1100 | ||
ee78dc32 GV |
1101 | *xptr = pt.x; |
1102 | *yptr = pt.y; | |
1103 | } | |
1104 | ||
1105 | /* Insert a description of internally-recorded parameters of frame X | |
1106 | into the parameter alist *ALISTPTR that is to be given to the user. | |
fbd6baed | 1107 | Only parameters that are specific to W32 |
ee78dc32 GV |
1108 | and whose values are not correctly recorded in the frame's |
1109 | param_alist need to be considered here. */ | |
1110 | ||
dfff8a69 | 1111 | void |
ee78dc32 GV |
1112 | x_report_frame_params (f, alistptr) |
1113 | struct frame *f; | |
1114 | Lisp_Object *alistptr; | |
1115 | { | |
1116 | char buf[16]; | |
1117 | Lisp_Object tem; | |
1118 | ||
1119 | /* Represent negative positions (off the top or left screen edge) | |
1120 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
fbd6baed GV |
1121 | XSETINT (tem, f->output_data.w32->left_pos); |
1122 | if (f->output_data.w32->left_pos >= 0) | |
ee78dc32 GV |
1123 | store_in_alist (alistptr, Qleft, tem); |
1124 | else | |
1125 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1126 | ||
fbd6baed GV |
1127 | XSETINT (tem, f->output_data.w32->top_pos); |
1128 | if (f->output_data.w32->top_pos >= 0) | |
ee78dc32 GV |
1129 | store_in_alist (alistptr, Qtop, tem); |
1130 | else | |
1131 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
1132 | ||
1133 | store_in_alist (alistptr, Qborder_width, | |
fbd6baed | 1134 | make_number (f->output_data.w32->border_width)); |
ee78dc32 | 1135 | store_in_alist (alistptr, Qinternal_border_width, |
fbd6baed | 1136 | make_number (f->output_data.w32->internal_border_width)); |
e90c3f90 KS |
1137 | store_in_alist (alistptr, Qleft_fringe, |
1138 | make_number (f->output_data.w32->left_fringe_width)); | |
1139 | store_in_alist (alistptr, Qright_fringe, | |
1140 | make_number (f->output_data.w32->right_fringe_width)); | |
aa17b858 EZ |
1141 | store_in_alist (alistptr, Qscroll_bar_width, |
1142 | make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
1143 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f) | |
1144 | : 0)); | |
fbd6baed | 1145 | sprintf (buf, "%ld", (long) FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
1146 | store_in_alist (alistptr, Qwindow_id, |
1147 | build_string (buf)); | |
1148 | store_in_alist (alistptr, Qicon_name, f->icon_name); | |
1149 | FRAME_SAMPLE_VISIBILITY (f); | |
1150 | store_in_alist (alistptr, Qvisibility, | |
1151 | (FRAME_VISIBLE_P (f) ? Qt | |
1152 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
1153 | store_in_alist (alistptr, Qdisplay, | |
8e713be6 | 1154 | XCAR (FRAME_W32_DISPLAY_INFO (f)->name_list_element)); |
ee78dc32 GV |
1155 | } |
1156 | \f | |
1157 | ||
74e1aeec JR |
1158 | DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color, |
1159 | Sw32_define_rgb_color, 4, 4, 0, | |
1160 | doc: /* Convert RGB numbers to a windows color reference and associate with NAME. | |
1161 | This adds or updates a named color to w32-color-map, making it | |
1162 | available for use. The original entry's RGB ref is returned, or nil | |
1163 | if the entry is new. */) | |
5ac45f98 GV |
1164 | (red, green, blue, name) |
1165 | Lisp_Object red, green, blue, name; | |
ee78dc32 | 1166 | { |
5ac45f98 GV |
1167 | Lisp_Object rgb; |
1168 | Lisp_Object oldrgb = Qnil; | |
1169 | Lisp_Object entry; | |
1170 | ||
b7826503 PJ |
1171 | CHECK_NUMBER (red); |
1172 | CHECK_NUMBER (green); | |
1173 | CHECK_NUMBER (blue); | |
1174 | CHECK_STRING (name); | |
ee78dc32 | 1175 | |
5ac45f98 | 1176 | XSET (rgb, Lisp_Int, RGB(XUINT (red), XUINT (green), XUINT (blue))); |
ee78dc32 | 1177 | |
5ac45f98 | 1178 | BLOCK_INPUT; |
ee78dc32 | 1179 | |
fbd6baed GV |
1180 | /* replace existing entry in w32-color-map or add new entry. */ |
1181 | entry = Fassoc (name, Vw32_color_map); | |
5ac45f98 GV |
1182 | if (NILP (entry)) |
1183 | { | |
1184 | entry = Fcons (name, rgb); | |
fbd6baed | 1185 | Vw32_color_map = Fcons (entry, Vw32_color_map); |
5ac45f98 GV |
1186 | } |
1187 | else | |
1188 | { | |
1189 | oldrgb = Fcdr (entry); | |
1190 | Fsetcdr (entry, rgb); | |
1191 | } | |
1192 | ||
1193 | UNBLOCK_INPUT; | |
1194 | ||
1195 | return (oldrgb); | |
ee78dc32 GV |
1196 | } |
1197 | ||
74e1aeec JR |
1198 | DEFUN ("w32-load-color-file", Fw32_load_color_file, |
1199 | Sw32_load_color_file, 1, 1, 0, | |
1200 | doc: /* Create an alist of color entries from an external file. | |
1201 | Assign this value to w32-color-map to replace the existing color map. | |
1202 | ||
1203 | The file should define one named RGB color per line like so: | |
1204 | R G B name | |
1205 | where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */) | |
5ac45f98 GV |
1206 | (filename) |
1207 | Lisp_Object filename; | |
1208 | { | |
1209 | FILE *fp; | |
1210 | Lisp_Object cmap = Qnil; | |
1211 | Lisp_Object abspath; | |
1212 | ||
b7826503 | 1213 | CHECK_STRING (filename); |
5ac45f98 GV |
1214 | abspath = Fexpand_file_name (filename, Qnil); |
1215 | ||
d5db4077 | 1216 | fp = fopen (SDATA (filename), "rt"); |
5ac45f98 GV |
1217 | if (fp) |
1218 | { | |
1219 | char buf[512]; | |
1220 | int red, green, blue; | |
1221 | int num; | |
1222 | ||
1223 | BLOCK_INPUT; | |
1224 | ||
1225 | while (fgets (buf, sizeof (buf), fp) != NULL) { | |
1226 | if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3) | |
1227 | { | |
1228 | char *name = buf + num; | |
1229 | num = strlen (name) - 1; | |
1230 | if (name[num] == '\n') | |
1231 | name[num] = 0; | |
1232 | cmap = Fcons (Fcons (build_string (name), | |
1233 | make_number (RGB (red, green, blue))), | |
1234 | cmap); | |
1235 | } | |
1236 | } | |
1237 | fclose (fp); | |
1238 | ||
1239 | UNBLOCK_INPUT; | |
1240 | } | |
1241 | ||
1242 | return cmap; | |
1243 | } | |
ee78dc32 | 1244 | |
fbd6baed | 1245 | /* The default colors for the w32 color map */ |
7d0393cf | 1246 | typedef struct colormap_t |
ee78dc32 GV |
1247 | { |
1248 | char *name; | |
1249 | COLORREF colorref; | |
1250 | } colormap_t; | |
1251 | ||
7d0393cf | 1252 | colormap_t w32_color_map[] = |
ee78dc32 | 1253 | { |
1da8a614 GV |
1254 | {"snow" , PALETTERGB (255,250,250)}, |
1255 | {"ghost white" , PALETTERGB (248,248,255)}, | |
1256 | {"GhostWhite" , PALETTERGB (248,248,255)}, | |
1257 | {"white smoke" , PALETTERGB (245,245,245)}, | |
1258 | {"WhiteSmoke" , PALETTERGB (245,245,245)}, | |
1259 | {"gainsboro" , PALETTERGB (220,220,220)}, | |
1260 | {"floral white" , PALETTERGB (255,250,240)}, | |
1261 | {"FloralWhite" , PALETTERGB (255,250,240)}, | |
1262 | {"old lace" , PALETTERGB (253,245,230)}, | |
1263 | {"OldLace" , PALETTERGB (253,245,230)}, | |
1264 | {"linen" , PALETTERGB (250,240,230)}, | |
1265 | {"antique white" , PALETTERGB (250,235,215)}, | |
1266 | {"AntiqueWhite" , PALETTERGB (250,235,215)}, | |
1267 | {"papaya whip" , PALETTERGB (255,239,213)}, | |
1268 | {"PapayaWhip" , PALETTERGB (255,239,213)}, | |
1269 | {"blanched almond" , PALETTERGB (255,235,205)}, | |
1270 | {"BlanchedAlmond" , PALETTERGB (255,235,205)}, | |
1271 | {"bisque" , PALETTERGB (255,228,196)}, | |
1272 | {"peach puff" , PALETTERGB (255,218,185)}, | |
1273 | {"PeachPuff" , PALETTERGB (255,218,185)}, | |
1274 | {"navajo white" , PALETTERGB (255,222,173)}, | |
1275 | {"NavajoWhite" , PALETTERGB (255,222,173)}, | |
1276 | {"moccasin" , PALETTERGB (255,228,181)}, | |
1277 | {"cornsilk" , PALETTERGB (255,248,220)}, | |
1278 | {"ivory" , PALETTERGB (255,255,240)}, | |
1279 | {"lemon chiffon" , PALETTERGB (255,250,205)}, | |
1280 | {"LemonChiffon" , PALETTERGB (255,250,205)}, | |
1281 | {"seashell" , PALETTERGB (255,245,238)}, | |
1282 | {"honeydew" , PALETTERGB (240,255,240)}, | |
1283 | {"mint cream" , PALETTERGB (245,255,250)}, | |
1284 | {"MintCream" , PALETTERGB (245,255,250)}, | |
1285 | {"azure" , PALETTERGB (240,255,255)}, | |
1286 | {"alice blue" , PALETTERGB (240,248,255)}, | |
1287 | {"AliceBlue" , PALETTERGB (240,248,255)}, | |
1288 | {"lavender" , PALETTERGB (230,230,250)}, | |
1289 | {"lavender blush" , PALETTERGB (255,240,245)}, | |
1290 | {"LavenderBlush" , PALETTERGB (255,240,245)}, | |
1291 | {"misty rose" , PALETTERGB (255,228,225)}, | |
1292 | {"MistyRose" , PALETTERGB (255,228,225)}, | |
1293 | {"white" , PALETTERGB (255,255,255)}, | |
1294 | {"black" , PALETTERGB ( 0, 0, 0)}, | |
1295 | {"dark slate gray" , PALETTERGB ( 47, 79, 79)}, | |
1296 | {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)}, | |
1297 | {"dark slate grey" , PALETTERGB ( 47, 79, 79)}, | |
1298 | {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)}, | |
1299 | {"dim gray" , PALETTERGB (105,105,105)}, | |
1300 | {"DimGray" , PALETTERGB (105,105,105)}, | |
1301 | {"dim grey" , PALETTERGB (105,105,105)}, | |
1302 | {"DimGrey" , PALETTERGB (105,105,105)}, | |
1303 | {"slate gray" , PALETTERGB (112,128,144)}, | |
1304 | {"SlateGray" , PALETTERGB (112,128,144)}, | |
1305 | {"slate grey" , PALETTERGB (112,128,144)}, | |
1306 | {"SlateGrey" , PALETTERGB (112,128,144)}, | |
1307 | {"light slate gray" , PALETTERGB (119,136,153)}, | |
1308 | {"LightSlateGray" , PALETTERGB (119,136,153)}, | |
1309 | {"light slate grey" , PALETTERGB (119,136,153)}, | |
1310 | {"LightSlateGrey" , PALETTERGB (119,136,153)}, | |
1311 | {"gray" , PALETTERGB (190,190,190)}, | |
1312 | {"grey" , PALETTERGB (190,190,190)}, | |
1313 | {"light grey" , PALETTERGB (211,211,211)}, | |
1314 | {"LightGrey" , PALETTERGB (211,211,211)}, | |
1315 | {"light gray" , PALETTERGB (211,211,211)}, | |
1316 | {"LightGray" , PALETTERGB (211,211,211)}, | |
1317 | {"midnight blue" , PALETTERGB ( 25, 25,112)}, | |
1318 | {"MidnightBlue" , PALETTERGB ( 25, 25,112)}, | |
1319 | {"navy" , PALETTERGB ( 0, 0,128)}, | |
1320 | {"navy blue" , PALETTERGB ( 0, 0,128)}, | |
1321 | {"NavyBlue" , PALETTERGB ( 0, 0,128)}, | |
1322 | {"cornflower blue" , PALETTERGB (100,149,237)}, | |
1323 | {"CornflowerBlue" , PALETTERGB (100,149,237)}, | |
1324 | {"dark slate blue" , PALETTERGB ( 72, 61,139)}, | |
1325 | {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)}, | |
1326 | {"slate blue" , PALETTERGB (106, 90,205)}, | |
1327 | {"SlateBlue" , PALETTERGB (106, 90,205)}, | |
1328 | {"medium slate blue" , PALETTERGB (123,104,238)}, | |
1329 | {"MediumSlateBlue" , PALETTERGB (123,104,238)}, | |
1330 | {"light slate blue" , PALETTERGB (132,112,255)}, | |
1331 | {"LightSlateBlue" , PALETTERGB (132,112,255)}, | |
1332 | {"medium blue" , PALETTERGB ( 0, 0,205)}, | |
1333 | {"MediumBlue" , PALETTERGB ( 0, 0,205)}, | |
1334 | {"royal blue" , PALETTERGB ( 65,105,225)}, | |
1335 | {"RoyalBlue" , PALETTERGB ( 65,105,225)}, | |
1336 | {"blue" , PALETTERGB ( 0, 0,255)}, | |
1337 | {"dodger blue" , PALETTERGB ( 30,144,255)}, | |
1338 | {"DodgerBlue" , PALETTERGB ( 30,144,255)}, | |
1339 | {"deep sky blue" , PALETTERGB ( 0,191,255)}, | |
1340 | {"DeepSkyBlue" , PALETTERGB ( 0,191,255)}, | |
1341 | {"sky blue" , PALETTERGB (135,206,235)}, | |
1342 | {"SkyBlue" , PALETTERGB (135,206,235)}, | |
1343 | {"light sky blue" , PALETTERGB (135,206,250)}, | |
1344 | {"LightSkyBlue" , PALETTERGB (135,206,250)}, | |
1345 | {"steel blue" , PALETTERGB ( 70,130,180)}, | |
1346 | {"SteelBlue" , PALETTERGB ( 70,130,180)}, | |
1347 | {"light steel blue" , PALETTERGB (176,196,222)}, | |
1348 | {"LightSteelBlue" , PALETTERGB (176,196,222)}, | |
1349 | {"light blue" , PALETTERGB (173,216,230)}, | |
1350 | {"LightBlue" , PALETTERGB (173,216,230)}, | |
1351 | {"powder blue" , PALETTERGB (176,224,230)}, | |
1352 | {"PowderBlue" , PALETTERGB (176,224,230)}, | |
1353 | {"pale turquoise" , PALETTERGB (175,238,238)}, | |
1354 | {"PaleTurquoise" , PALETTERGB (175,238,238)}, | |
1355 | {"dark turquoise" , PALETTERGB ( 0,206,209)}, | |
1356 | {"DarkTurquoise" , PALETTERGB ( 0,206,209)}, | |
1357 | {"medium turquoise" , PALETTERGB ( 72,209,204)}, | |
1358 | {"MediumTurquoise" , PALETTERGB ( 72,209,204)}, | |
1359 | {"turquoise" , PALETTERGB ( 64,224,208)}, | |
1360 | {"cyan" , PALETTERGB ( 0,255,255)}, | |
1361 | {"light cyan" , PALETTERGB (224,255,255)}, | |
1362 | {"LightCyan" , PALETTERGB (224,255,255)}, | |
1363 | {"cadet blue" , PALETTERGB ( 95,158,160)}, | |
1364 | {"CadetBlue" , PALETTERGB ( 95,158,160)}, | |
1365 | {"medium aquamarine" , PALETTERGB (102,205,170)}, | |
1366 | {"MediumAquamarine" , PALETTERGB (102,205,170)}, | |
1367 | {"aquamarine" , PALETTERGB (127,255,212)}, | |
1368 | {"dark green" , PALETTERGB ( 0,100, 0)}, | |
1369 | {"DarkGreen" , PALETTERGB ( 0,100, 0)}, | |
1370 | {"dark olive green" , PALETTERGB ( 85,107, 47)}, | |
1371 | {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)}, | |
1372 | {"dark sea green" , PALETTERGB (143,188,143)}, | |
1373 | {"DarkSeaGreen" , PALETTERGB (143,188,143)}, | |
1374 | {"sea green" , PALETTERGB ( 46,139, 87)}, | |
1375 | {"SeaGreen" , PALETTERGB ( 46,139, 87)}, | |
1376 | {"medium sea green" , PALETTERGB ( 60,179,113)}, | |
1377 | {"MediumSeaGreen" , PALETTERGB ( 60,179,113)}, | |
1378 | {"light sea green" , PALETTERGB ( 32,178,170)}, | |
1379 | {"LightSeaGreen" , PALETTERGB ( 32,178,170)}, | |
1380 | {"pale green" , PALETTERGB (152,251,152)}, | |
1381 | {"PaleGreen" , PALETTERGB (152,251,152)}, | |
1382 | {"spring green" , PALETTERGB ( 0,255,127)}, | |
1383 | {"SpringGreen" , PALETTERGB ( 0,255,127)}, | |
1384 | {"lawn green" , PALETTERGB (124,252, 0)}, | |
1385 | {"LawnGreen" , PALETTERGB (124,252, 0)}, | |
1386 | {"green" , PALETTERGB ( 0,255, 0)}, | |
1387 | {"chartreuse" , PALETTERGB (127,255, 0)}, | |
1388 | {"medium spring green" , PALETTERGB ( 0,250,154)}, | |
1389 | {"MediumSpringGreen" , PALETTERGB ( 0,250,154)}, | |
1390 | {"green yellow" , PALETTERGB (173,255, 47)}, | |
1391 | {"GreenYellow" , PALETTERGB (173,255, 47)}, | |
1392 | {"lime green" , PALETTERGB ( 50,205, 50)}, | |
1393 | {"LimeGreen" , PALETTERGB ( 50,205, 50)}, | |
1394 | {"yellow green" , PALETTERGB (154,205, 50)}, | |
1395 | {"YellowGreen" , PALETTERGB (154,205, 50)}, | |
1396 | {"forest green" , PALETTERGB ( 34,139, 34)}, | |
1397 | {"ForestGreen" , PALETTERGB ( 34,139, 34)}, | |
1398 | {"olive drab" , PALETTERGB (107,142, 35)}, | |
1399 | {"OliveDrab" , PALETTERGB (107,142, 35)}, | |
1400 | {"dark khaki" , PALETTERGB (189,183,107)}, | |
1401 | {"DarkKhaki" , PALETTERGB (189,183,107)}, | |
1402 | {"khaki" , PALETTERGB (240,230,140)}, | |
1403 | {"pale goldenrod" , PALETTERGB (238,232,170)}, | |
1404 | {"PaleGoldenrod" , PALETTERGB (238,232,170)}, | |
1405 | {"light goldenrod yellow" , PALETTERGB (250,250,210)}, | |
1406 | {"LightGoldenrodYellow" , PALETTERGB (250,250,210)}, | |
1407 | {"light yellow" , PALETTERGB (255,255,224)}, | |
1408 | {"LightYellow" , PALETTERGB (255,255,224)}, | |
1409 | {"yellow" , PALETTERGB (255,255, 0)}, | |
1410 | {"gold" , PALETTERGB (255,215, 0)}, | |
1411 | {"light goldenrod" , PALETTERGB (238,221,130)}, | |
1412 | {"LightGoldenrod" , PALETTERGB (238,221,130)}, | |
1413 | {"goldenrod" , PALETTERGB (218,165, 32)}, | |
1414 | {"dark goldenrod" , PALETTERGB (184,134, 11)}, | |
1415 | {"DarkGoldenrod" , PALETTERGB (184,134, 11)}, | |
1416 | {"rosy brown" , PALETTERGB (188,143,143)}, | |
1417 | {"RosyBrown" , PALETTERGB (188,143,143)}, | |
1418 | {"indian red" , PALETTERGB (205, 92, 92)}, | |
1419 | {"IndianRed" , PALETTERGB (205, 92, 92)}, | |
1420 | {"saddle brown" , PALETTERGB (139, 69, 19)}, | |
1421 | {"SaddleBrown" , PALETTERGB (139, 69, 19)}, | |
1422 | {"sienna" , PALETTERGB (160, 82, 45)}, | |
1423 | {"peru" , PALETTERGB (205,133, 63)}, | |
1424 | {"burlywood" , PALETTERGB (222,184,135)}, | |
1425 | {"beige" , PALETTERGB (245,245,220)}, | |
1426 | {"wheat" , PALETTERGB (245,222,179)}, | |
1427 | {"sandy brown" , PALETTERGB (244,164, 96)}, | |
1428 | {"SandyBrown" , PALETTERGB (244,164, 96)}, | |
1429 | {"tan" , PALETTERGB (210,180,140)}, | |
1430 | {"chocolate" , PALETTERGB (210,105, 30)}, | |
1431 | {"firebrick" , PALETTERGB (178,34, 34)}, | |
1432 | {"brown" , PALETTERGB (165,42, 42)}, | |
1433 | {"dark salmon" , PALETTERGB (233,150,122)}, | |
1434 | {"DarkSalmon" , PALETTERGB (233,150,122)}, | |
1435 | {"salmon" , PALETTERGB (250,128,114)}, | |
1436 | {"light salmon" , PALETTERGB (255,160,122)}, | |
1437 | {"LightSalmon" , PALETTERGB (255,160,122)}, | |
1438 | {"orange" , PALETTERGB (255,165, 0)}, | |
1439 | {"dark orange" , PALETTERGB (255,140, 0)}, | |
1440 | {"DarkOrange" , PALETTERGB (255,140, 0)}, | |
1441 | {"coral" , PALETTERGB (255,127, 80)}, | |
1442 | {"light coral" , PALETTERGB (240,128,128)}, | |
1443 | {"LightCoral" , PALETTERGB (240,128,128)}, | |
1444 | {"tomato" , PALETTERGB (255, 99, 71)}, | |
1445 | {"orange red" , PALETTERGB (255, 69, 0)}, | |
1446 | {"OrangeRed" , PALETTERGB (255, 69, 0)}, | |
1447 | {"red" , PALETTERGB (255, 0, 0)}, | |
1448 | {"hot pink" , PALETTERGB (255,105,180)}, | |
1449 | {"HotPink" , PALETTERGB (255,105,180)}, | |
1450 | {"deep pink" , PALETTERGB (255, 20,147)}, | |
1451 | {"DeepPink" , PALETTERGB (255, 20,147)}, | |
1452 | {"pink" , PALETTERGB (255,192,203)}, | |
1453 | {"light pink" , PALETTERGB (255,182,193)}, | |
1454 | {"LightPink" , PALETTERGB (255,182,193)}, | |
1455 | {"pale violet red" , PALETTERGB (219,112,147)}, | |
1456 | {"PaleVioletRed" , PALETTERGB (219,112,147)}, | |
1457 | {"maroon" , PALETTERGB (176, 48, 96)}, | |
1458 | {"medium violet red" , PALETTERGB (199, 21,133)}, | |
1459 | {"MediumVioletRed" , PALETTERGB (199, 21,133)}, | |
1460 | {"violet red" , PALETTERGB (208, 32,144)}, | |
1461 | {"VioletRed" , PALETTERGB (208, 32,144)}, | |
1462 | {"magenta" , PALETTERGB (255, 0,255)}, | |
1463 | {"violet" , PALETTERGB (238,130,238)}, | |
1464 | {"plum" , PALETTERGB (221,160,221)}, | |
1465 | {"orchid" , PALETTERGB (218,112,214)}, | |
1466 | {"medium orchid" , PALETTERGB (186, 85,211)}, | |
1467 | {"MediumOrchid" , PALETTERGB (186, 85,211)}, | |
1468 | {"dark orchid" , PALETTERGB (153, 50,204)}, | |
1469 | {"DarkOrchid" , PALETTERGB (153, 50,204)}, | |
1470 | {"dark violet" , PALETTERGB (148, 0,211)}, | |
1471 | {"DarkViolet" , PALETTERGB (148, 0,211)}, | |
1472 | {"blue violet" , PALETTERGB (138, 43,226)}, | |
1473 | {"BlueViolet" , PALETTERGB (138, 43,226)}, | |
1474 | {"purple" , PALETTERGB (160, 32,240)}, | |
1475 | {"medium purple" , PALETTERGB (147,112,219)}, | |
1476 | {"MediumPurple" , PALETTERGB (147,112,219)}, | |
1477 | {"thistle" , PALETTERGB (216,191,216)}, | |
1478 | {"gray0" , PALETTERGB ( 0, 0, 0)}, | |
1479 | {"grey0" , PALETTERGB ( 0, 0, 0)}, | |
1480 | {"dark grey" , PALETTERGB (169,169,169)}, | |
1481 | {"DarkGrey" , PALETTERGB (169,169,169)}, | |
1482 | {"dark gray" , PALETTERGB (169,169,169)}, | |
1483 | {"DarkGray" , PALETTERGB (169,169,169)}, | |
1484 | {"dark blue" , PALETTERGB ( 0, 0,139)}, | |
1485 | {"DarkBlue" , PALETTERGB ( 0, 0,139)}, | |
1486 | {"dark cyan" , PALETTERGB ( 0,139,139)}, | |
1487 | {"DarkCyan" , PALETTERGB ( 0,139,139)}, | |
1488 | {"dark magenta" , PALETTERGB (139, 0,139)}, | |
1489 | {"DarkMagenta" , PALETTERGB (139, 0,139)}, | |
1490 | {"dark red" , PALETTERGB (139, 0, 0)}, | |
1491 | {"DarkRed" , PALETTERGB (139, 0, 0)}, | |
1492 | {"light green" , PALETTERGB (144,238,144)}, | |
1493 | {"LightGreen" , PALETTERGB (144,238,144)}, | |
ee78dc32 GV |
1494 | }; |
1495 | ||
fbd6baed | 1496 | DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map, |
74e1aeec | 1497 | 0, 0, 0, doc: /* Return the default color map. */) |
ee78dc32 GV |
1498 | () |
1499 | { | |
1500 | int i; | |
fbd6baed | 1501 | colormap_t *pc = w32_color_map; |
ee78dc32 | 1502 | Lisp_Object cmap; |
7d0393cf | 1503 | |
ee78dc32 | 1504 | BLOCK_INPUT; |
7d0393cf | 1505 | |
ee78dc32 | 1506 | cmap = Qnil; |
7d0393cf JB |
1507 | |
1508 | for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]); | |
ee78dc32 GV |
1509 | pc++, i++) |
1510 | cmap = Fcons (Fcons (build_string (pc->name), | |
1511 | make_number (pc->colorref)), | |
1512 | cmap); | |
7d0393cf | 1513 | |
ee78dc32 | 1514 | UNBLOCK_INPUT; |
7d0393cf | 1515 | |
ee78dc32 GV |
1516 | return (cmap); |
1517 | } | |
ee78dc32 | 1518 | |
7d0393cf | 1519 | Lisp_Object |
fbd6baed | 1520 | w32_to_x_color (rgb) |
ee78dc32 GV |
1521 | Lisp_Object rgb; |
1522 | { | |
1523 | Lisp_Object color; | |
7d0393cf | 1524 | |
b7826503 | 1525 | CHECK_NUMBER (rgb); |
7d0393cf | 1526 | |
ee78dc32 | 1527 | BLOCK_INPUT; |
7d0393cf | 1528 | |
fbd6baed | 1529 | color = Frassq (rgb, Vw32_color_map); |
7d0393cf | 1530 | |
ee78dc32 | 1531 | UNBLOCK_INPUT; |
7d0393cf | 1532 | |
ee78dc32 GV |
1533 | if (!NILP (color)) |
1534 | return (Fcar (color)); | |
1535 | else | |
1536 | return Qnil; | |
1537 | } | |
1538 | ||
5d7fed93 GV |
1539 | COLORREF |
1540 | w32_color_map_lookup (colorname) | |
1541 | char *colorname; | |
1542 | { | |
1543 | Lisp_Object tail, ret = Qnil; | |
1544 | ||
1545 | BLOCK_INPUT; | |
1546 | ||
1547 | for (tail = Vw32_color_map; !NILP (tail); tail = Fcdr (tail)) | |
1548 | { | |
1549 | register Lisp_Object elt, tem; | |
1550 | ||
1551 | elt = Fcar (tail); | |
1552 | if (!CONSP (elt)) continue; | |
1553 | ||
1554 | tem = Fcar (elt); | |
1555 | ||
d5db4077 | 1556 | if (lstrcmpi (SDATA (tem), colorname) == 0) |
5d7fed93 GV |
1557 | { |
1558 | ret = XUINT (Fcdr (elt)); | |
1559 | break; | |
1560 | } | |
1561 | ||
1562 | QUIT; | |
1563 | } | |
1564 | ||
1565 | ||
1566 | UNBLOCK_INPUT; | |
1567 | ||
1568 | return ret; | |
1569 | } | |
1570 | ||
7d0393cf | 1571 | COLORREF |
fbd6baed | 1572 | x_to_w32_color (colorname) |
ee78dc32 GV |
1573 | char * colorname; |
1574 | { | |
8edb0a6f JR |
1575 | register Lisp_Object ret = Qnil; |
1576 | ||
ee78dc32 | 1577 | BLOCK_INPUT; |
1edf84e7 GV |
1578 | |
1579 | if (colorname[0] == '#') | |
1580 | { | |
1581 | /* Could be an old-style RGB Device specification. */ | |
1582 | char *color; | |
1583 | int size; | |
1584 | color = colorname + 1; | |
7d0393cf | 1585 | |
1edf84e7 GV |
1586 | size = strlen(color); |
1587 | if (size == 3 || size == 6 || size == 9 || size == 12) | |
1588 | { | |
1589 | UINT colorval; | |
1590 | int i, pos; | |
1591 | pos = 0; | |
1592 | size /= 3; | |
1593 | colorval = 0; | |
7d0393cf | 1594 | |
1edf84e7 GV |
1595 | for (i = 0; i < 3; i++) |
1596 | { | |
1597 | char *end; | |
1598 | char t; | |
1599 | unsigned long value; | |
1600 | ||
1601 | /* The check for 'x' in the following conditional takes into | |
1602 | account the fact that strtol allows a "0x" in front of | |
1603 | our numbers, and we don't. */ | |
1604 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1605 | break; | |
1606 | t = color[size]; | |
1607 | color[size] = '\0'; | |
1608 | value = strtoul(color, &end, 16); | |
1609 | color[size] = t; | |
1610 | if (errno == ERANGE || end - color != size) | |
1611 | break; | |
1612 | switch (size) | |
1613 | { | |
1614 | case 1: | |
1615 | value = value * 0x10; | |
1616 | break; | |
1617 | case 2: | |
1618 | break; | |
1619 | case 3: | |
1620 | value /= 0x10; | |
1621 | break; | |
1622 | case 4: | |
1623 | value /= 0x100; | |
1624 | break; | |
1625 | } | |
1626 | colorval |= (value << pos); | |
1627 | pos += 0x8; | |
1628 | if (i == 2) | |
1629 | { | |
1630 | UNBLOCK_INPUT; | |
1631 | return (colorval); | |
1632 | } | |
1633 | color = end; | |
1634 | } | |
1635 | } | |
1636 | } | |
1637 | else if (strnicmp(colorname, "rgb:", 4) == 0) | |
1638 | { | |
1639 | char *color; | |
1640 | UINT colorval; | |
1641 | int i, pos; | |
1642 | pos = 0; | |
1643 | ||
1644 | colorval = 0; | |
1645 | color = colorname + 4; | |
1646 | for (i = 0; i < 3; i++) | |
1647 | { | |
1648 | char *end; | |
1649 | unsigned long value; | |
7d0393cf | 1650 | |
1edf84e7 GV |
1651 | /* The check for 'x' in the following conditional takes into |
1652 | account the fact that strtol allows a "0x" in front of | |
1653 | our numbers, and we don't. */ | |
1654 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1655 | break; | |
1656 | value = strtoul(color, &end, 16); | |
1657 | if (errno == ERANGE) | |
1658 | break; | |
1659 | switch (end - color) | |
1660 | { | |
1661 | case 1: | |
1662 | value = value * 0x10 + value; | |
1663 | break; | |
1664 | case 2: | |
1665 | break; | |
1666 | case 3: | |
1667 | value /= 0x10; | |
1668 | break; | |
1669 | case 4: | |
1670 | value /= 0x100; | |
1671 | break; | |
1672 | default: | |
1673 | value = ULONG_MAX; | |
1674 | } | |
1675 | if (value == ULONG_MAX) | |
1676 | break; | |
1677 | colorval |= (value << pos); | |
1678 | pos += 0x8; | |
1679 | if (i == 2) | |
1680 | { | |
1681 | if (*end != '\0') | |
1682 | break; | |
1683 | UNBLOCK_INPUT; | |
1684 | return (colorval); | |
1685 | } | |
1686 | if (*end != '/') | |
1687 | break; | |
1688 | color = end + 1; | |
1689 | } | |
1690 | } | |
1691 | else if (strnicmp(colorname, "rgbi:", 5) == 0) | |
1692 | { | |
1693 | /* This is an RGB Intensity specification. */ | |
1694 | char *color; | |
1695 | UINT colorval; | |
1696 | int i, pos; | |
1697 | pos = 0; | |
1698 | ||
1699 | colorval = 0; | |
1700 | color = colorname + 5; | |
1701 | for (i = 0; i < 3; i++) | |
1702 | { | |
1703 | char *end; | |
1704 | double value; | |
1705 | UINT val; | |
1706 | ||
1707 | value = strtod(color, &end); | |
1708 | if (errno == ERANGE) | |
1709 | break; | |
1710 | if (value < 0.0 || value > 1.0) | |
1711 | break; | |
1712 | val = (UINT)(0x100 * value); | |
7d0393cf | 1713 | /* We used 0x100 instead of 0xFF to give a continuous |
1edf84e7 GV |
1714 | range between 0.0 and 1.0 inclusive. The next statement |
1715 | fixes the 1.0 case. */ | |
1716 | if (val == 0x100) | |
1717 | val = 0xFF; | |
1718 | colorval |= (val << pos); | |
1719 | pos += 0x8; | |
1720 | if (i == 2) | |
1721 | { | |
1722 | if (*end != '\0') | |
1723 | break; | |
1724 | UNBLOCK_INPUT; | |
1725 | return (colorval); | |
1726 | } | |
1727 | if (*end != '/') | |
1728 | break; | |
1729 | color = end + 1; | |
1730 | } | |
1731 | } | |
1732 | /* I am not going to attempt to handle any of the CIE color schemes | |
1733 | or TekHVC, since I don't know the algorithms for conversion to | |
1734 | RGB. */ | |
f695b4b1 GV |
1735 | |
1736 | /* If we fail to lookup the color name in w32_color_map, then check the | |
7d0393cf | 1737 | colorname to see if it can be crudely approximated: If the X color |
f695b4b1 GV |
1738 | ends in a number (e.g., "darkseagreen2"), strip the number and |
1739 | return the result of looking up the base color name. */ | |
1740 | ret = w32_color_map_lookup (colorname); | |
7d0393cf | 1741 | if (NILP (ret)) |
ee78dc32 | 1742 | { |
f695b4b1 | 1743 | int len = strlen (colorname); |
ee78dc32 | 1744 | |
7d0393cf | 1745 | if (isdigit (colorname[len - 1])) |
f695b4b1 | 1746 | { |
8b77111c | 1747 | char *ptr, *approx = alloca (len + 1); |
ee78dc32 | 1748 | |
f695b4b1 GV |
1749 | strcpy (approx, colorname); |
1750 | ptr = &approx[len - 1]; | |
7d0393cf | 1751 | while (ptr > approx && isdigit (*ptr)) |
f695b4b1 | 1752 | *ptr-- = '\0'; |
ee78dc32 | 1753 | |
f695b4b1 | 1754 | ret = w32_color_map_lookup (approx); |
ee78dc32 | 1755 | } |
ee78dc32 | 1756 | } |
7d0393cf | 1757 | |
ee78dc32 | 1758 | UNBLOCK_INPUT; |
ee78dc32 GV |
1759 | return ret; |
1760 | } | |
1761 | ||
5ac45f98 GV |
1762 | |
1763 | void | |
fbd6baed | 1764 | w32_regenerate_palette (FRAME_PTR f) |
5ac45f98 | 1765 | { |
fbd6baed | 1766 | struct w32_palette_entry * list; |
5ac45f98 GV |
1767 | LOGPALETTE * log_palette; |
1768 | HPALETTE new_palette; | |
1769 | int i; | |
1770 | ||
1771 | /* don't bother trying to create palette if not supported */ | |
fbd6baed | 1772 | if (! FRAME_W32_DISPLAY_INFO (f)->has_palette) |
5ac45f98 GV |
1773 | return; |
1774 | ||
1775 | log_palette = (LOGPALETTE *) | |
1776 | alloca (sizeof (LOGPALETTE) + | |
fbd6baed | 1777 | FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY)); |
5ac45f98 | 1778 | log_palette->palVersion = 0x300; |
fbd6baed | 1779 | log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 | 1780 | |
fbd6baed | 1781 | list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1782 | for (i = 0; |
fbd6baed | 1783 | i < FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 GV |
1784 | i++, list = list->next) |
1785 | log_palette->palPalEntry[i] = list->entry; | |
1786 | ||
1787 | new_palette = CreatePalette (log_palette); | |
1788 | ||
1789 | enter_crit (); | |
1790 | ||
fbd6baed GV |
1791 | if (FRAME_W32_DISPLAY_INFO (f)->palette) |
1792 | DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette); | |
1793 | FRAME_W32_DISPLAY_INFO (f)->palette = new_palette; | |
5ac45f98 GV |
1794 | |
1795 | /* Realize display palette and garbage all frames. */ | |
1796 | release_frame_dc (f, get_frame_dc (f)); | |
1797 | ||
1798 | leave_crit (); | |
1799 | } | |
1800 | ||
fbd6baed GV |
1801 | #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue) |
1802 | #define SET_W32_COLOR(pe, color) \ | |
5ac45f98 GV |
1803 | do \ |
1804 | { \ | |
1805 | pe.peRed = GetRValue (color); \ | |
1806 | pe.peGreen = GetGValue (color); \ | |
1807 | pe.peBlue = GetBValue (color); \ | |
1808 | pe.peFlags = 0; \ | |
1809 | } while (0) | |
1810 | ||
1811 | #if 0 | |
1812 | /* Keep these around in case we ever want to track color usage. */ | |
1813 | void | |
fbd6baed | 1814 | w32_map_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1815 | { |
fbd6baed | 1816 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1817 | |
fbd6baed | 1818 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1819 | return; |
1820 | ||
1821 | /* check if color is already mapped */ | |
1822 | while (list) | |
1823 | { | |
fbd6baed | 1824 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1825 | { |
1826 | ++list->refcount; | |
1827 | return; | |
1828 | } | |
1829 | list = list->next; | |
1830 | } | |
1831 | ||
1832 | /* not already mapped, so add to list and recreate Windows palette */ | |
fbd6baed GV |
1833 | list = (struct w32_palette_entry *) |
1834 | xmalloc (sizeof (struct w32_palette_entry)); | |
1835 | SET_W32_COLOR (list->entry, color); | |
5ac45f98 | 1836 | list->refcount = 1; |
fbd6baed GV |
1837 | list->next = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1838 | FRAME_W32_DISPLAY_INFO (f)->color_list = list; | |
1839 | FRAME_W32_DISPLAY_INFO (f)->num_colors++; | |
5ac45f98 GV |
1840 | |
1841 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1842 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1843 | } |
1844 | ||
1845 | void | |
fbd6baed | 1846 | w32_unmap_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1847 | { |
fbd6baed GV |
1848 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1849 | struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list; | |
5ac45f98 | 1850 | |
fbd6baed | 1851 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1852 | return; |
1853 | ||
1854 | /* check if color is already mapped */ | |
1855 | while (list) | |
1856 | { | |
fbd6baed | 1857 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1858 | { |
1859 | if (--list->refcount == 0) | |
1860 | { | |
1861 | *prev = list->next; | |
1862 | xfree (list); | |
fbd6baed | 1863 | FRAME_W32_DISPLAY_INFO (f)->num_colors--; |
5ac45f98 GV |
1864 | break; |
1865 | } | |
1866 | else | |
1867 | return; | |
1868 | } | |
1869 | prev = &list->next; | |
1870 | list = list->next; | |
1871 | } | |
1872 | ||
1873 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1874 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1875 | } |
1876 | #endif | |
1877 | ||
6fc2811b JR |
1878 | |
1879 | /* Gamma-correct COLOR on frame F. */ | |
1880 | ||
1881 | void | |
1882 | gamma_correct (f, color) | |
1883 | struct frame *f; | |
1884 | COLORREF *color; | |
1885 | { | |
1886 | if (f->gamma) | |
1887 | { | |
1888 | *color = PALETTERGB ( | |
1889 | pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1890 | pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1891 | pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5); | |
1892 | } | |
1893 | } | |
1894 | ||
1895 | ||
ee78dc32 GV |
1896 | /* Decide if color named COLOR is valid for the display associated with |
1897 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1898 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1899 | ||
1900 | int | |
6fc2811b | 1901 | w32_defined_color (f, color, color_def, alloc) |
ee78dc32 GV |
1902 | FRAME_PTR f; |
1903 | char *color; | |
6fc2811b | 1904 | XColor *color_def; |
ee78dc32 GV |
1905 | int alloc; |
1906 | { | |
1907 | register Lisp_Object tem; | |
6fc2811b | 1908 | COLORREF w32_color_ref; |
3c190163 | 1909 | |
fbd6baed | 1910 | tem = x_to_w32_color (color); |
3c190163 | 1911 | |
7d0393cf | 1912 | if (!NILP (tem)) |
ee78dc32 | 1913 | { |
d88c567c JR |
1914 | if (f) |
1915 | { | |
1916 | /* Apply gamma correction. */ | |
1917 | w32_color_ref = XUINT (tem); | |
1918 | gamma_correct (f, &w32_color_ref); | |
1919 | XSETINT (tem, w32_color_ref); | |
1920 | } | |
9badad41 JR |
1921 | |
1922 | /* Map this color to the palette if it is enabled. */ | |
fbd6baed | 1923 | if (!NILP (Vw32_enable_palette)) |
5ac45f98 | 1924 | { |
fbd6baed | 1925 | struct w32_palette_entry * entry = |
d88c567c | 1926 | one_w32_display_info.color_list; |
fbd6baed | 1927 | struct w32_palette_entry ** prev = |
d88c567c | 1928 | &one_w32_display_info.color_list; |
7d0393cf | 1929 | |
5ac45f98 GV |
1930 | /* check if color is already mapped */ |
1931 | while (entry) | |
1932 | { | |
fbd6baed | 1933 | if (W32_COLOR (entry->entry) == XUINT (tem)) |
5ac45f98 GV |
1934 | break; |
1935 | prev = &entry->next; | |
1936 | entry = entry->next; | |
1937 | } | |
1938 | ||
1939 | if (entry == NULL && alloc) | |
1940 | { | |
1941 | /* not already mapped, so add to list */ | |
fbd6baed GV |
1942 | entry = (struct w32_palette_entry *) |
1943 | xmalloc (sizeof (struct w32_palette_entry)); | |
1944 | SET_W32_COLOR (entry->entry, XUINT (tem)); | |
5ac45f98 GV |
1945 | entry->next = NULL; |
1946 | *prev = entry; | |
d88c567c | 1947 | one_w32_display_info.num_colors++; |
5ac45f98 GV |
1948 | |
1949 | /* set flag that palette must be regenerated */ | |
d88c567c | 1950 | one_w32_display_info.regen_palette = TRUE; |
5ac45f98 GV |
1951 | } |
1952 | } | |
1953 | /* Ensure COLORREF value is snapped to nearest color in (default) | |
1954 | palette by simulating the PALETTERGB macro. This works whether | |
1955 | or not the display device has a palette. */ | |
6fc2811b JR |
1956 | w32_color_ref = XUINT (tem) | 0x2000000; |
1957 | ||
6fc2811b | 1958 | color_def->pixel = w32_color_ref; |
197edd35 JR |
1959 | color_def->red = GetRValue (w32_color_ref) * 256; |
1960 | color_def->green = GetGValue (w32_color_ref) * 256; | |
1961 | color_def->blue = GetBValue (w32_color_ref) * 256; | |
6fc2811b | 1962 | |
ee78dc32 | 1963 | return 1; |
5ac45f98 | 1964 | } |
7d0393cf | 1965 | else |
3c190163 GV |
1966 | { |
1967 | return 0; | |
1968 | } | |
ee78dc32 GV |
1969 | } |
1970 | ||
1971 | /* Given a string ARG naming a color, compute a pixel value from it | |
1972 | suitable for screen F. | |
1973 | If F is not a color screen, return DEF (default) regardless of what | |
1974 | ARG says. */ | |
1975 | ||
1976 | int | |
1977 | x_decode_color (f, arg, def) | |
1978 | FRAME_PTR f; | |
1979 | Lisp_Object arg; | |
1980 | int def; | |
1981 | { | |
6fc2811b | 1982 | XColor cdef; |
ee78dc32 | 1983 | |
b7826503 | 1984 | CHECK_STRING (arg); |
ee78dc32 | 1985 | |
d5db4077 | 1986 | if (strcmp (SDATA (arg), "black") == 0) |
ee78dc32 | 1987 | return BLACK_PIX_DEFAULT (f); |
d5db4077 | 1988 | else if (strcmp (SDATA (arg), "white") == 0) |
ee78dc32 GV |
1989 | return WHITE_PIX_DEFAULT (f); |
1990 | ||
fbd6baed | 1991 | if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1) |
ee78dc32 GV |
1992 | return def; |
1993 | ||
6fc2811b | 1994 | /* w32_defined_color is responsible for coping with failures |
ee78dc32 | 1995 | by looking for a near-miss. */ |
d5db4077 | 1996 | if (w32_defined_color (f, SDATA (arg), &cdef, 1)) |
6fc2811b | 1997 | return cdef.pixel; |
ee78dc32 GV |
1998 | |
1999 | /* defined_color failed; return an ultimate default. */ | |
2000 | return def; | |
2001 | } | |
2002 | \f | |
dfff8a69 JR |
2003 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
2004 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
2005 | ||
2006 | static void | |
2007 | x_set_line_spacing (f, new_value, old_value) | |
2008 | struct frame *f; | |
2009 | Lisp_Object new_value, old_value; | |
2010 | { | |
2011 | if (NILP (new_value)) | |
2012 | f->extra_line_spacing = 0; | |
2013 | else if (NATNUMP (new_value)) | |
2014 | f->extra_line_spacing = XFASTINT (new_value); | |
2015 | else | |
1a948b17 | 2016 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
dfff8a69 JR |
2017 | Fcons (new_value, Qnil))); |
2018 | if (FRAME_VISIBLE_P (f)) | |
2019 | redraw_frame (f); | |
2020 | } | |
2021 | ||
2022 | ||
f7b9d4d1 JR |
2023 | /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is |
2024 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
2025 | ||
2026 | static void | |
2027 | x_set_fullscreen (f, new_value, old_value) | |
2028 | struct frame *f; | |
2029 | Lisp_Object new_value, old_value; | |
2030 | { | |
2031 | if (NILP (new_value)) | |
2032 | f->output_data.w32->want_fullscreen = FULLSCREEN_NONE; | |
2033 | else if (EQ (new_value, Qfullboth)) | |
2034 | f->output_data.w32->want_fullscreen = FULLSCREEN_BOTH; | |
2035 | else if (EQ (new_value, Qfullwidth)) | |
2036 | f->output_data.w32->want_fullscreen = FULLSCREEN_WIDTH; | |
2037 | else if (EQ (new_value, Qfullheight)) | |
2038 | f->output_data.w32->want_fullscreen = FULLSCREEN_HEIGHT; | |
2039 | } | |
2040 | ||
2041 | ||
6fc2811b JR |
2042 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
2043 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
2044 | ||
2045 | static void | |
2046 | x_set_screen_gamma (f, new_value, old_value) | |
2047 | struct frame *f; | |
2048 | Lisp_Object new_value, old_value; | |
2049 | { | |
2050 | if (NILP (new_value)) | |
2051 | f->gamma = 0; | |
2052 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
2053 | /* The value 0.4545 is the normal viewing gamma. */ | |
2054 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
2055 | else | |
1a948b17 | 2056 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
6fc2811b JR |
2057 | Fcons (new_value, Qnil))); |
2058 | ||
2059 | clear_face_cache (0); | |
2060 | } | |
2061 | ||
2062 | ||
ee78dc32 GV |
2063 | /* Functions called only from `x_set_frame_param' |
2064 | to set individual parameters. | |
2065 | ||
fbd6baed | 2066 | If FRAME_W32_WINDOW (f) is 0, |
ee78dc32 GV |
2067 | the frame is being created and its window does not exist yet. |
2068 | In that case, just record the parameter's new value | |
2069 | in the standard place; do not attempt to change the window. */ | |
2070 | ||
2071 | void | |
2072 | x_set_foreground_color (f, arg, oldval) | |
2073 | struct frame *f; | |
2074 | Lisp_Object arg, oldval; | |
2075 | { | |
3cf3436e JR |
2076 | struct w32_output *x = f->output_data.w32; |
2077 | PIX_TYPE fg, old_fg; | |
2078 | ||
2079 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
2080 | old_fg = FRAME_FOREGROUND_PIXEL (f); | |
2081 | FRAME_FOREGROUND_PIXEL (f) = fg; | |
5ac45f98 | 2082 | |
fbd6baed | 2083 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2084 | { |
3cf3436e JR |
2085 | if (x->cursor_pixel == old_fg) |
2086 | x->cursor_pixel = fg; | |
2087 | ||
6fc2811b | 2088 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
ee78dc32 GV |
2089 | if (FRAME_VISIBLE_P (f)) |
2090 | redraw_frame (f); | |
2091 | } | |
2092 | } | |
2093 | ||
2094 | void | |
2095 | x_set_background_color (f, arg, oldval) | |
2096 | struct frame *f; | |
2097 | Lisp_Object arg, oldval; | |
2098 | { | |
6fc2811b | 2099 | FRAME_BACKGROUND_PIXEL (f) |
ee78dc32 GV |
2100 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
2101 | ||
fbd6baed | 2102 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2103 | { |
6fc2811b JR |
2104 | SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX, |
2105 | FRAME_BACKGROUND_PIXEL (f)); | |
ee78dc32 | 2106 | |
6fc2811b | 2107 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ee78dc32 GV |
2108 | |
2109 | if (FRAME_VISIBLE_P (f)) | |
2110 | redraw_frame (f); | |
2111 | } | |
2112 | } | |
2113 | ||
2114 | void | |
2115 | x_set_mouse_color (f, arg, oldval) | |
2116 | struct frame *f; | |
2117 | Lisp_Object arg, oldval; | |
2118 | { | |
ee78dc32 | 2119 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
dfc465d3 | 2120 | int count; |
ee78dc32 GV |
2121 | int mask_color; |
2122 | ||
2123 | if (!EQ (Qnil, arg)) | |
fbd6baed | 2124 | f->output_data.w32->mouse_pixel |
ee78dc32 | 2125 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
6fc2811b JR |
2126 | mask_color = FRAME_BACKGROUND_PIXEL (f); |
2127 | ||
2128 | /* Don't let pointers be invisible. */ | |
fbd6baed | 2129 | if (mask_color == f->output_data.w32->mouse_pixel |
6fc2811b JR |
2130 | && mask_color == FRAME_BACKGROUND_PIXEL (f)) |
2131 | f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); | |
ee78dc32 | 2132 | |
767b1ff0 | 2133 | #if 0 /* TODO : cursor changes */ |
ee78dc32 GV |
2134 | BLOCK_INPUT; |
2135 | ||
2136 | /* It's not okay to crash if the user selects a screwy cursor. */ | |
fadca6c6 | 2137 | count = x_catch_errors (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2138 | |
2139 | if (!EQ (Qnil, Vx_pointer_shape)) | |
2140 | { | |
b7826503 | 2141 | CHECK_NUMBER (Vx_pointer_shape); |
fbd6baed | 2142 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); |
ee78dc32 GV |
2143 | } |
2144 | else | |
fbd6baed GV |
2145 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2146 | x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); | |
ee78dc32 GV |
2147 | |
2148 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
2149 | { | |
b7826503 | 2150 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
fbd6baed | 2151 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2152 | XINT (Vx_nontext_pointer_shape)); |
2153 | } | |
2154 | else | |
fbd6baed GV |
2155 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); |
2156 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 | 2157 | |
0af913d7 | 2158 | if (!EQ (Qnil, Vx_hourglass_pointer_shape)) |
6fc2811b | 2159 | { |
b7826503 | 2160 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
0af913d7 GM |
2161 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
2162 | XINT (Vx_hourglass_pointer_shape)); | |
6fc2811b JR |
2163 | } |
2164 | else | |
0af913d7 | 2165 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); |
6fc2811b | 2166 | x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); |
7d0393cf | 2167 | |
6fc2811b | 2168 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); |
ee78dc32 GV |
2169 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
2170 | { | |
b7826503 | 2171 | CHECK_NUMBER (Vx_mode_pointer_shape); |
fbd6baed | 2172 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2173 | XINT (Vx_mode_pointer_shape)); |
2174 | } | |
2175 | else | |
fbd6baed GV |
2176 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2177 | x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); | |
ee78dc32 GV |
2178 | |
2179 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) | |
2180 | { | |
b7826503 | 2181 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
ee78dc32 | 2182 | cross_cursor |
fbd6baed | 2183 | = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2184 | XINT (Vx_sensitive_text_pointer_shape)); |
2185 | } | |
2186 | else | |
fbd6baed | 2187 | cross_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); |
ee78dc32 | 2188 | |
4694d762 JR |
2189 | if (!NILP (Vx_window_horizontal_drag_shape)) |
2190 | { | |
b7826503 | 2191 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
4694d762 JR |
2192 | horizontal_drag_cursor |
2193 | = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
2194 | XINT (Vx_window_horizontal_drag_shape)); | |
2195 | } | |
2196 | else | |
2197 | horizontal_drag_cursor | |
2198 | = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_sb_h_double_arrow); | |
2199 | ||
ee78dc32 | 2200 | /* Check and report errors with the above calls. */ |
fbd6baed | 2201 | x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); |
fadca6c6 | 2202 | x_uncatch_errors (FRAME_W32_DISPLAY (f), count); |
ee78dc32 GV |
2203 | |
2204 | { | |
2205 | XColor fore_color, back_color; | |
2206 | ||
fbd6baed | 2207 | fore_color.pixel = f->output_data.w32->mouse_pixel; |
ee78dc32 | 2208 | back_color.pixel = mask_color; |
fbd6baed GV |
2209 | XQueryColor (FRAME_W32_DISPLAY (f), |
2210 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2211 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2212 | &fore_color); |
fbd6baed GV |
2213 | XQueryColor (FRAME_W32_DISPLAY (f), |
2214 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2215 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2216 | &back_color); |
fbd6baed | 2217 | XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, |
ee78dc32 | 2218 | &fore_color, &back_color); |
fbd6baed | 2219 | XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, |
ee78dc32 | 2220 | &fore_color, &back_color); |
fbd6baed | 2221 | XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, |
ee78dc32 | 2222 | &fore_color, &back_color); |
fbd6baed | 2223 | XRecolorCursor (FRAME_W32_DISPLAY (f), cross_cursor, |
ee78dc32 | 2224 | &fore_color, &back_color); |
0af913d7 | 2225 | XRecolorCursor (FRAME_W32_DISPLAY (f), hourglass_cursor, |
6fc2811b | 2226 | &fore_color, &back_color); |
ee78dc32 GV |
2227 | } |
2228 | ||
fbd6baed | 2229 | if (FRAME_W32_WINDOW (f) != 0) |
6fc2811b | 2230 | XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); |
ee78dc32 | 2231 | |
fbd6baed GV |
2232 | if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) |
2233 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); | |
2234 | f->output_data.w32->text_cursor = cursor; | |
2235 | ||
2236 | if (nontext_cursor != f->output_data.w32->nontext_cursor | |
2237 | && f->output_data.w32->nontext_cursor != 0) | |
2238 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); | |
2239 | f->output_data.w32->nontext_cursor = nontext_cursor; | |
2240 | ||
0af913d7 GM |
2241 | if (hourglass_cursor != f->output_data.w32->hourglass_cursor |
2242 | && f->output_data.w32->hourglass_cursor != 0) | |
2243 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hourglass_cursor); | |
2244 | f->output_data.w32->hourglass_cursor = hourglass_cursor; | |
6fc2811b | 2245 | |
fbd6baed GV |
2246 | if (mode_cursor != f->output_data.w32->modeline_cursor |
2247 | && f->output_data.w32->modeline_cursor != 0) | |
2248 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); | |
2249 | f->output_data.w32->modeline_cursor = mode_cursor; | |
7d0393cf | 2250 | |
fbd6baed GV |
2251 | if (cross_cursor != f->output_data.w32->cross_cursor |
2252 | && f->output_data.w32->cross_cursor != 0) | |
2253 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->cross_cursor); | |
2254 | f->output_data.w32->cross_cursor = cross_cursor; | |
2255 | ||
2256 | XFlush (FRAME_W32_DISPLAY (f)); | |
ee78dc32 | 2257 | UNBLOCK_INPUT; |
6fc2811b JR |
2258 | |
2259 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
767b1ff0 | 2260 | #endif /* TODO */ |
ee78dc32 GV |
2261 | } |
2262 | ||
70a0239a JR |
2263 | /* Defined in w32term.c. */ |
2264 | void x_update_cursor (struct frame *f, int on_p); | |
2265 | ||
ee78dc32 GV |
2266 | void |
2267 | x_set_cursor_color (f, arg, oldval) | |
2268 | struct frame *f; | |
2269 | Lisp_Object arg, oldval; | |
2270 | { | |
70a0239a | 2271 | unsigned long fore_pixel, pixel; |
ee78dc32 | 2272 | |
dfff8a69 | 2273 | if (!NILP (Vx_cursor_fore_pixel)) |
ee78dc32 | 2274 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
70a0239a | 2275 | WHITE_PIX_DEFAULT (f)); |
ee78dc32 | 2276 | else |
6fc2811b | 2277 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
70a0239a | 2278 | |
6759f872 | 2279 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
7d0393cf | 2280 | |
ee78dc32 | 2281 | /* Make sure that the cursor color differs from the background color. */ |
70a0239a | 2282 | if (pixel == FRAME_BACKGROUND_PIXEL (f)) |
ee78dc32 | 2283 | { |
70a0239a JR |
2284 | pixel = f->output_data.w32->mouse_pixel; |
2285 | if (pixel == fore_pixel) | |
6fc2811b | 2286 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
ee78dc32 | 2287 | } |
70a0239a | 2288 | |
ac849ba4 | 2289 | f->output_data.w32->cursor_foreground_pixel = fore_pixel; |
70a0239a | 2290 | f->output_data.w32->cursor_pixel = pixel; |
ee78dc32 | 2291 | |
fbd6baed | 2292 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2293 | { |
0327b4cc JR |
2294 | BLOCK_INPUT; |
2295 | /* Update frame's cursor_gc. */ | |
2296 | f->output_data.w32->cursor_gc->foreground = fore_pixel; | |
2297 | f->output_data.w32->cursor_gc->background = pixel; | |
2298 | ||
2299 | UNBLOCK_INPUT; | |
2300 | ||
ee78dc32 GV |
2301 | if (FRAME_VISIBLE_P (f)) |
2302 | { | |
70a0239a JR |
2303 | x_update_cursor (f, 0); |
2304 | x_update_cursor (f, 1); | |
ee78dc32 GV |
2305 | } |
2306 | } | |
6fc2811b JR |
2307 | |
2308 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
ee78dc32 GV |
2309 | } |
2310 | ||
33d52f9c GV |
2311 | /* Set the border-color of frame F to pixel value PIX. |
2312 | Note that this does not fully take effect if done before | |
7d0393cf | 2313 | F has a window. */ |
33d52f9c GV |
2314 | void |
2315 | x_set_border_pixel (f, pix) | |
2316 | struct frame *f; | |
2317 | int pix; | |
2318 | { | |
2319 | f->output_data.w32->border_pixel = pix; | |
2320 | ||
2321 | if (FRAME_W32_WINDOW (f) != 0 && f->output_data.w32->border_width > 0) | |
2322 | { | |
2323 | if (FRAME_VISIBLE_P (f)) | |
2324 | redraw_frame (f); | |
2325 | } | |
2326 | } | |
2327 | ||
ee78dc32 GV |
2328 | /* Set the border-color of frame F to value described by ARG. |
2329 | ARG can be a string naming a color. | |
2330 | The border-color is used for the border that is drawn by the server. | |
2331 | Note that this does not fully take effect if done before | |
2332 | F has a window; it must be redone when the window is created. */ | |
2333 | ||
2334 | void | |
2335 | x_set_border_color (f, arg, oldval) | |
2336 | struct frame *f; | |
2337 | Lisp_Object arg, oldval; | |
2338 | { | |
ee78dc32 GV |
2339 | int pix; |
2340 | ||
b7826503 | 2341 | CHECK_STRING (arg); |
ee78dc32 | 2342 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 | 2343 | x_set_border_pixel (f, pix); |
6fc2811b | 2344 | update_face_from_frame_parameter (f, Qborder_color, arg); |
ee78dc32 GV |
2345 | } |
2346 | ||
dfff8a69 JR |
2347 | |
2348 | void | |
2349 | x_set_cursor_type (f, arg, oldval) | |
2350 | FRAME_PTR f; | |
2351 | Lisp_Object arg, oldval; | |
2352 | { | |
50e363e6 | 2353 | set_frame_cursor_types (f, arg); |
ee78dc32 GV |
2354 | |
2355 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
2356 | often do people change cursor types? */ | |
2357 | update_mode_lines++; | |
2358 | } | |
dfff8a69 | 2359 | \f |
ee78dc32 GV |
2360 | void |
2361 | x_set_icon_type (f, arg, oldval) | |
2362 | struct frame *f; | |
2363 | Lisp_Object arg, oldval; | |
2364 | { | |
ee78dc32 GV |
2365 | int result; |
2366 | ||
eb7576ce GV |
2367 | if (NILP (arg) && NILP (oldval)) |
2368 | return; | |
2369 | ||
7d0393cf | 2370 | if (STRINGP (arg) && STRINGP (oldval) |
eb7576ce GV |
2371 | && EQ (Fstring_equal (oldval, arg), Qt)) |
2372 | return; | |
2373 | ||
2374 | if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) | |
ee78dc32 GV |
2375 | return; |
2376 | ||
2377 | BLOCK_INPUT; | |
ee78dc32 | 2378 | |
eb7576ce | 2379 | result = x_bitmap_icon (f, arg); |
ee78dc32 GV |
2380 | if (result) |
2381 | { | |
2382 | UNBLOCK_INPUT; | |
2383 | error ("No icon window available"); | |
2384 | } | |
2385 | ||
ee78dc32 | 2386 | UNBLOCK_INPUT; |
ee78dc32 GV |
2387 | } |
2388 | ||
2389 | /* Return non-nil if frame F wants a bitmap icon. */ | |
2390 | ||
2391 | Lisp_Object | |
2392 | x_icon_type (f) | |
2393 | FRAME_PTR f; | |
2394 | { | |
2395 | Lisp_Object tem; | |
2396 | ||
2397 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
2398 | if (CONSP (tem)) | |
8e713be6 | 2399 | return XCDR (tem); |
ee78dc32 GV |
2400 | else |
2401 | return Qnil; | |
2402 | } | |
2403 | ||
2404 | void | |
2405 | x_set_icon_name (f, arg, oldval) | |
2406 | struct frame *f; | |
2407 | Lisp_Object arg, oldval; | |
2408 | { | |
ee78dc32 GV |
2409 | if (STRINGP (arg)) |
2410 | { | |
2411 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
2412 | return; | |
2413 | } | |
2414 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
2415 | return; | |
2416 | ||
2417 | f->icon_name = arg; | |
2418 | ||
2419 | #if 0 | |
fbd6baed | 2420 | if (f->output_data.w32->icon_bitmap != 0) |
ee78dc32 GV |
2421 | return; |
2422 | ||
2423 | BLOCK_INPUT; | |
2424 | ||
2425 | result = x_text_icon (f, | |
d5db4077 KR |
2426 | (char *) SDATA ((!NILP (f->icon_name) |
2427 | ? f->icon_name | |
2428 | : !NILP (f->title) | |
2429 | ? f->title | |
2430 | : f->name))); | |
ee78dc32 GV |
2431 | |
2432 | if (result) | |
2433 | { | |
2434 | UNBLOCK_INPUT; | |
2435 | error ("No icon window available"); | |
2436 | } | |
2437 | ||
2438 | /* If the window was unmapped (and its icon was mapped), | |
2439 | the new icon is not mapped, so map the window in its stead. */ | |
2440 | if (FRAME_VISIBLE_P (f)) | |
2441 | { | |
2442 | #ifdef USE_X_TOOLKIT | |
fbd6baed | 2443 | XtPopup (f->output_data.w32->widget, XtGrabNone); |
ee78dc32 | 2444 | #endif |
fbd6baed | 2445 | XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
2446 | } |
2447 | ||
fbd6baed | 2448 | XFlush (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2449 | UNBLOCK_INPUT; |
2450 | #endif | |
2451 | } | |
2452 | ||
2453 | extern Lisp_Object x_new_font (); | |
4587b026 | 2454 | extern Lisp_Object x_new_fontset(); |
ee78dc32 GV |
2455 | |
2456 | void | |
2457 | x_set_font (f, arg, oldval) | |
2458 | struct frame *f; | |
2459 | Lisp_Object arg, oldval; | |
2460 | { | |
2461 | Lisp_Object result; | |
4587b026 | 2462 | Lisp_Object fontset_name; |
4b817373 | 2463 | Lisp_Object frame; |
3cf3436e | 2464 | int old_fontset = FRAME_FONTSET(f); |
ee78dc32 | 2465 | |
b7826503 | 2466 | CHECK_STRING (arg); |
ee78dc32 | 2467 | |
4587b026 GV |
2468 | fontset_name = Fquery_fontset (arg, Qnil); |
2469 | ||
ee78dc32 | 2470 | BLOCK_INPUT; |
4587b026 | 2471 | result = (STRINGP (fontset_name) |
d5db4077 KR |
2472 | ? x_new_fontset (f, SDATA (fontset_name)) |
2473 | : x_new_font (f, SDATA (arg))); | |
ee78dc32 | 2474 | UNBLOCK_INPUT; |
7d0393cf | 2475 | |
ee78dc32 | 2476 | if (EQ (result, Qnil)) |
d5db4077 | 2477 | error ("Font `%s' is not defined", SDATA (arg)); |
ee78dc32 | 2478 | else if (EQ (result, Qt)) |
dfff8a69 | 2479 | error ("The characters of the given font have varying widths"); |
ee78dc32 GV |
2480 | else if (STRINGP (result)) |
2481 | { | |
3cf3436e JR |
2482 | if (STRINGP (fontset_name)) |
2483 | { | |
2484 | /* Fontset names are built from ASCII font names, so the | |
2485 | names may be equal despite there was a change. */ | |
2486 | if (old_fontset == FRAME_FONTSET (f)) | |
2487 | return; | |
2488 | } | |
2489 | else if (!NILP (Fequal (result, oldval))) | |
dc220243 | 2490 | return; |
3cf3436e | 2491 | |
ee78dc32 | 2492 | store_frame_param (f, Qfont, result); |
6fc2811b | 2493 | recompute_basic_faces (f); |
ee78dc32 GV |
2494 | } |
2495 | else | |
2496 | abort (); | |
4b817373 | 2497 | |
6fc2811b JR |
2498 | do_pending_window_change (0); |
2499 | ||
2500 | /* Don't call `face-set-after-frame-default' when faces haven't been | |
2501 | initialized yet. This is the case when called from | |
2502 | Fx_create_frame. In that case, the X widget or window doesn't | |
2503 | exist either, and we can end up in x_report_frame_params with a | |
2504 | null widget which gives a segfault. */ | |
2505 | if (FRAME_FACE_CACHE (f)) | |
2506 | { | |
2507 | XSETFRAME (frame, f); | |
2508 | call1 (Qface_set_after_frame_default, frame); | |
2509 | } | |
ee78dc32 GV |
2510 | } |
2511 | ||
41c1bdd9 KS |
2512 | static void |
2513 | x_set_fringe_width (f, new_value, old_value) | |
2514 | struct frame *f; | |
2515 | Lisp_Object new_value, old_value; | |
2516 | { | |
2517 | x_compute_fringe_widths (f, 1); | |
2518 | } | |
2519 | ||
ee78dc32 GV |
2520 | void |
2521 | x_set_border_width (f, arg, oldval) | |
2522 | struct frame *f; | |
2523 | Lisp_Object arg, oldval; | |
2524 | { | |
b7826503 | 2525 | CHECK_NUMBER (arg); |
ee78dc32 | 2526 | |
fbd6baed | 2527 | if (XINT (arg) == f->output_data.w32->border_width) |
ee78dc32 GV |
2528 | return; |
2529 | ||
fbd6baed | 2530 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2531 | error ("Cannot change the border width of a window"); |
2532 | ||
fbd6baed | 2533 | f->output_data.w32->border_width = XINT (arg); |
ee78dc32 GV |
2534 | } |
2535 | ||
2536 | void | |
2537 | x_set_internal_border_width (f, arg, oldval) | |
2538 | struct frame *f; | |
2539 | Lisp_Object arg, oldval; | |
2540 | { | |
fbd6baed | 2541 | int old = f->output_data.w32->internal_border_width; |
ee78dc32 | 2542 | |
b7826503 | 2543 | CHECK_NUMBER (arg); |
fbd6baed GV |
2544 | f->output_data.w32->internal_border_width = XINT (arg); |
2545 | if (f->output_data.w32->internal_border_width < 0) | |
2546 | f->output_data.w32->internal_border_width = 0; | |
ee78dc32 | 2547 | |
fbd6baed | 2548 | if (f->output_data.w32->internal_border_width == old) |
ee78dc32 GV |
2549 | return; |
2550 | ||
fbd6baed | 2551 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2552 | { |
ee78dc32 | 2553 | x_set_window_size (f, 0, f->width, f->height); |
ee78dc32 | 2554 | SET_FRAME_GARBAGED (f); |
6fc2811b | 2555 | do_pending_window_change (0); |
ee78dc32 | 2556 | } |
a05e2bae JR |
2557 | else |
2558 | SET_FRAME_GARBAGED (f); | |
ee78dc32 GV |
2559 | } |
2560 | ||
2561 | void | |
2562 | x_set_visibility (f, value, oldval) | |
2563 | struct frame *f; | |
2564 | Lisp_Object value, oldval; | |
2565 | { | |
2566 | Lisp_Object frame; | |
2567 | XSETFRAME (frame, f); | |
2568 | ||
2569 | if (NILP (value)) | |
2570 | Fmake_frame_invisible (frame, Qt); | |
2571 | else if (EQ (value, Qicon)) | |
2572 | Ficonify_frame (frame); | |
2573 | else | |
2574 | Fmake_frame_visible (frame); | |
2575 | } | |
2576 | ||
a1258667 JR |
2577 | \f |
2578 | /* Change window heights in windows rooted in WINDOW by N lines. */ | |
2579 | ||
2580 | static void | |
2581 | x_change_window_heights (window, n) | |
2582 | Lisp_Object window; | |
2583 | int n; | |
2584 | { | |
2585 | struct window *w = XWINDOW (window); | |
2586 | ||
2587 | XSETFASTINT (w->top, XFASTINT (w->top) + n); | |
2588 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
2589 | ||
2590 | if (INTEGERP (w->orig_top)) | |
2591 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2592 | if (INTEGERP (w->orig_height)) | |
2593 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2594 | ||
2595 | /* Handle just the top child in a vertical split. */ | |
2596 | if (!NILP (w->vchild)) | |
2597 | x_change_window_heights (w->vchild, n); | |
2598 | ||
2599 | /* Adjust all children in a horizontal split. */ | |
2600 | for (window = w->hchild; !NILP (window); window = w->next) | |
2601 | { | |
2602 | w = XWINDOW (window); | |
2603 | x_change_window_heights (window, n); | |
2604 | } | |
2605 | } | |
2606 | ||
ee78dc32 GV |
2607 | void |
2608 | x_set_menu_bar_lines (f, value, oldval) | |
2609 | struct frame *f; | |
2610 | Lisp_Object value, oldval; | |
2611 | { | |
2612 | int nlines; | |
2613 | int olines = FRAME_MENU_BAR_LINES (f); | |
2614 | ||
2615 | /* Right now, menu bars don't work properly in minibuf-only frames; | |
2616 | most of the commands try to apply themselves to the minibuffer | |
6fc2811b | 2617 | frame itself, and get an error because you can't switch buffers |
ee78dc32 GV |
2618 | in or split the minibuffer window. */ |
2619 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2620 | return; | |
2621 | ||
2622 | if (INTEGERP (value)) | |
2623 | nlines = XINT (value); | |
2624 | else | |
2625 | nlines = 0; | |
2626 | ||
2627 | FRAME_MENU_BAR_LINES (f) = 0; | |
2628 | if (nlines) | |
2629 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
2630 | else | |
2631 | { | |
2632 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) | |
2633 | free_frame_menubar (f); | |
2634 | FRAME_EXTERNAL_MENU_BAR (f) = 0; | |
1edf84e7 GV |
2635 | |
2636 | /* Adjust the frame size so that the client (text) dimensions | |
2637 | remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being | |
2638 | set correctly. */ | |
2639 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
6fc2811b | 2640 | do_pending_window_change (0); |
ee78dc32 | 2641 | } |
6fc2811b JR |
2642 | adjust_glyphs (f); |
2643 | } | |
2644 | ||
2645 | ||
2646 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2647 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2648 | is the old number of tool bar lines. This function changes the | |
2649 | height of all windows on frame F to match the new tool bar height. | |
2650 | The frame's height doesn't change. */ | |
2651 | ||
2652 | void | |
2653 | x_set_tool_bar_lines (f, value, oldval) | |
2654 | struct frame *f; | |
2655 | Lisp_Object value, oldval; | |
2656 | { | |
36f8209a JR |
2657 | int delta, nlines, root_height; |
2658 | Lisp_Object root_window; | |
6fc2811b | 2659 | |
dc220243 JR |
2660 | /* Treat tool bars like menu bars. */ |
2661 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2662 | return; | |
2663 | ||
6fc2811b JR |
2664 | /* Use VALUE only if an integer >= 0. */ |
2665 | if (INTEGERP (value) && XINT (value) >= 0) | |
2666 | nlines = XFASTINT (value); | |
2667 | else | |
2668 | nlines = 0; | |
2669 | ||
2670 | /* Make sure we redisplay all windows in this frame. */ | |
2671 | ++windows_or_buffers_changed; | |
2672 | ||
2673 | delta = nlines - FRAME_TOOL_BAR_LINES (f); | |
36f8209a JR |
2674 | |
2675 | /* Don't resize the tool-bar to more than we have room for. */ | |
2676 | root_window = FRAME_ROOT_WINDOW (f); | |
2677 | root_height = XINT (XWINDOW (root_window)->height); | |
2678 | if (root_height - delta < 1) | |
2679 | { | |
2680 | delta = root_height - 1; | |
2681 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2682 | } | |
2683 | ||
6fc2811b | 2684 | FRAME_TOOL_BAR_LINES (f) = nlines; |
36f8209a | 2685 | x_change_window_heights (root_window, delta); |
6fc2811b | 2686 | adjust_glyphs (f); |
36f8209a JR |
2687 | |
2688 | /* We also have to make sure that the internal border at the top of | |
2689 | the frame, below the menu bar or tool bar, is redrawn when the | |
2690 | tool bar disappears. This is so because the internal border is | |
2691 | below the tool bar if one is displayed, but is below the menu bar | |
2692 | if there isn't a tool bar. The tool bar draws into the area | |
2693 | below the menu bar. */ | |
2694 | if (FRAME_W32_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2695 | { | |
2696 | updating_frame = f; | |
2697 | clear_frame (); | |
2698 | clear_current_matrices (f); | |
2699 | updating_frame = NULL; | |
2700 | } | |
2701 | ||
2702 | /* If the tool bar gets smaller, the internal border below it | |
2703 | has to be cleared. It was formerly part of the display | |
2704 | of the larger tool bar, and updating windows won't clear it. */ | |
2705 | if (delta < 0) | |
2706 | { | |
2707 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2708 | int width = PIXEL_WIDTH (f); | |
2709 | int y = nlines * CANON_Y_UNIT (f); | |
2710 | ||
2711 | BLOCK_INPUT; | |
2712 | { | |
2713 | HDC hdc = get_frame_dc (f); | |
2714 | w32_clear_area (f, hdc, 0, y, width, height); | |
2715 | release_frame_dc (f, hdc); | |
2716 | } | |
2717 | UNBLOCK_INPUT; | |
3cf3436e JR |
2718 | |
2719 | if (WINDOWP (f->tool_bar_window)) | |
2720 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
36f8209a | 2721 | } |
ee78dc32 GV |
2722 | } |
2723 | ||
6fc2811b | 2724 | |
ee78dc32 | 2725 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
fbd6baed | 2726 | w32_id_name. |
ee78dc32 GV |
2727 | |
2728 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2729 | name; if NAME is a string, set F's name to NAME and set | |
2730 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2731 | ||
2732 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2733 | suggesting a new name, which lisp code should override; if | |
2734 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2735 | ||
2736 | void | |
2737 | x_set_name (f, name, explicit) | |
2738 | struct frame *f; | |
2739 | Lisp_Object name; | |
2740 | int explicit; | |
2741 | { | |
7d0393cf | 2742 | /* Make sure that requests from lisp code override requests from |
ee78dc32 GV |
2743 | Emacs redisplay code. */ |
2744 | if (explicit) | |
2745 | { | |
2746 | /* If we're switching from explicit to implicit, we had better | |
2747 | update the mode lines and thereby update the title. */ | |
2748 | if (f->explicit_name && NILP (name)) | |
2749 | update_mode_lines = 1; | |
2750 | ||
2751 | f->explicit_name = ! NILP (name); | |
2752 | } | |
2753 | else if (f->explicit_name) | |
2754 | return; | |
2755 | ||
fbd6baed | 2756 | /* If NAME is nil, set the name to the w32_id_name. */ |
ee78dc32 GV |
2757 | if (NILP (name)) |
2758 | { | |
2759 | /* Check for no change needed in this very common case | |
2760 | before we do any consing. */ | |
fbd6baed | 2761 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->w32_id_name, |
d5db4077 | 2762 | SDATA (f->name))) |
ee78dc32 | 2763 | return; |
fbd6baed | 2764 | name = build_string (FRAME_W32_DISPLAY_INFO (f)->w32_id_name); |
ee78dc32 GV |
2765 | } |
2766 | else | |
b7826503 | 2767 | CHECK_STRING (name); |
ee78dc32 GV |
2768 | |
2769 | /* Don't change the name if it's already NAME. */ | |
2770 | if (! NILP (Fstring_equal (name, f->name))) | |
2771 | return; | |
2772 | ||
1edf84e7 GV |
2773 | f->name = name; |
2774 | ||
2775 | /* For setting the frame title, the title parameter should override | |
2776 | the name parameter. */ | |
2777 | if (! NILP (f->title)) | |
2778 | name = f->title; | |
2779 | ||
fbd6baed | 2780 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2781 | { |
6fc2811b | 2782 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2783 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2784 | |
ee78dc32 | 2785 | BLOCK_INPUT; |
d5db4077 | 2786 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
ee78dc32 GV |
2787 | UNBLOCK_INPUT; |
2788 | } | |
ee78dc32 GV |
2789 | } |
2790 | ||
2791 | /* This function should be called when the user's lisp code has | |
2792 | specified a name for the frame; the name will override any set by the | |
2793 | redisplay code. */ | |
2794 | void | |
2795 | x_explicitly_set_name (f, arg, oldval) | |
2796 | FRAME_PTR f; | |
2797 | Lisp_Object arg, oldval; | |
2798 | { | |
2799 | x_set_name (f, arg, 1); | |
2800 | } | |
2801 | ||
2802 | /* This function should be called by Emacs redisplay code to set the | |
2803 | name; names set this way will never override names set by the user's | |
2804 | lisp code. */ | |
2805 | void | |
2806 | x_implicitly_set_name (f, arg, oldval) | |
2807 | FRAME_PTR f; | |
2808 | Lisp_Object arg, oldval; | |
2809 | { | |
2810 | x_set_name (f, arg, 0); | |
2811 | } | |
1edf84e7 GV |
2812 | \f |
2813 | /* Change the title of frame F to NAME. | |
2814 | If NAME is nil, use the frame name as the title. | |
2815 | ||
2816 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2817 | name; if NAME is a string, set F's name to NAME and set | |
2818 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2819 | ||
2820 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2821 | suggesting a new name, which lisp code should override; if | |
2822 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
ee78dc32 | 2823 | |
1edf84e7 | 2824 | void |
6fc2811b | 2825 | x_set_title (f, name, old_name) |
1edf84e7 | 2826 | struct frame *f; |
6fc2811b | 2827 | Lisp_Object name, old_name; |
1edf84e7 GV |
2828 | { |
2829 | /* Don't change the title if it's already NAME. */ | |
2830 | if (EQ (name, f->title)) | |
2831 | return; | |
2832 | ||
2833 | update_mode_lines = 1; | |
2834 | ||
2835 | f->title = name; | |
2836 | ||
2837 | if (NILP (name)) | |
2838 | name = f->name; | |
2839 | ||
2840 | if (FRAME_W32_WINDOW (f)) | |
2841 | { | |
6fc2811b | 2842 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2843 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2844 | |
1edf84e7 | 2845 | BLOCK_INPUT; |
d5db4077 | 2846 | SetWindowText(FRAME_W32_WINDOW (f), SDATA (name)); |
1edf84e7 GV |
2847 | UNBLOCK_INPUT; |
2848 | } | |
2849 | } | |
2850 | \f | |
ee78dc32 GV |
2851 | void |
2852 | x_set_autoraise (f, arg, oldval) | |
2853 | struct frame *f; | |
2854 | Lisp_Object arg, oldval; | |
2855 | { | |
2856 | f->auto_raise = !EQ (Qnil, arg); | |
2857 | } | |
2858 | ||
2859 | void | |
2860 | x_set_autolower (f, arg, oldval) | |
2861 | struct frame *f; | |
2862 | Lisp_Object arg, oldval; | |
2863 | { | |
2864 | f->auto_lower = !EQ (Qnil, arg); | |
2865 | } | |
2866 | ||
2867 | void | |
2868 | x_set_unsplittable (f, arg, oldval) | |
2869 | struct frame *f; | |
2870 | Lisp_Object arg, oldval; | |
2871 | { | |
2872 | f->no_split = !NILP (arg); | |
2873 | } | |
2874 | ||
2875 | void | |
2876 | x_set_vertical_scroll_bars (f, arg, oldval) | |
2877 | struct frame *f; | |
2878 | Lisp_Object arg, oldval; | |
2879 | { | |
1026b400 RS |
2880 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2881 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2882 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2883 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
ee78dc32 | 2884 | { |
1026b400 RS |
2885 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = NILP (arg) ? |
2886 | vertical_scroll_bar_none : | |
87996783 GV |
2887 | /* Put scroll bars on the right by default, as is conventional |
2888 | on MS-Windows. */ | |
2889 | EQ (Qleft, arg) | |
7d0393cf | 2890 | ? vertical_scroll_bar_left |
87996783 | 2891 | : vertical_scroll_bar_right; |
ee78dc32 GV |
2892 | |
2893 | /* We set this parameter before creating the window for the | |
2894 | frame, so we can get the geometry right from the start. | |
2895 | However, if the window hasn't been created yet, we shouldn't | |
2896 | call x_set_window_size. */ | |
fbd6baed | 2897 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2898 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2899 | do_pending_window_change (0); |
ee78dc32 GV |
2900 | } |
2901 | } | |
2902 | ||
2903 | void | |
2904 | x_set_scroll_bar_width (f, arg, oldval) | |
2905 | struct frame *f; | |
2906 | Lisp_Object arg, oldval; | |
2907 | { | |
6fc2811b JR |
2908 | int wid = FONT_WIDTH (f->output_data.w32->font); |
2909 | ||
ee78dc32 GV |
2910 | if (NILP (arg)) |
2911 | { | |
6fc2811b JR |
2912 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
2913 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) + | |
2914 | wid - 1) / wid; | |
2915 | if (FRAME_W32_WINDOW (f)) | |
2916 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2917 | do_pending_window_change (0); | |
ee78dc32 GV |
2918 | } |
2919 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2920 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
2921 | { | |
ee78dc32 | 2922 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
6fc2811b JR |
2923 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) |
2924 | + wid-1) / wid; | |
fbd6baed | 2925 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2926 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2927 | do_pending_window_change (0); |
ee78dc32 | 2928 | } |
6fc2811b JR |
2929 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
2930 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; | |
7d0393cf | 2931 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; |
ee78dc32 GV |
2932 | } |
2933 | \f | |
7d0393cf | 2934 | /* Subroutines of creating a frame. */ |
ee78dc32 GV |
2935 | |
2936 | /* Make sure that Vx_resource_name is set to a reasonable value. | |
2937 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2938 | ||
2939 | static void | |
2940 | validate_x_resource_name () | |
2941 | { | |
6fc2811b | 2942 | int len = 0; |
ee78dc32 GV |
2943 | /* Number of valid characters in the resource name. */ |
2944 | int good_count = 0; | |
2945 | /* Number of invalid characters in the resource name. */ | |
2946 | int bad_count = 0; | |
2947 | Lisp_Object new; | |
2948 | int i; | |
2949 | ||
2950 | if (STRINGP (Vx_resource_name)) | |
2951 | { | |
d5db4077 | 2952 | unsigned char *p = SDATA (Vx_resource_name); |
ee78dc32 GV |
2953 | int i; |
2954 | ||
d5db4077 | 2955 | len = SBYTES (Vx_resource_name); |
ee78dc32 GV |
2956 | |
2957 | /* Only letters, digits, - and _ are valid in resource names. | |
2958 | Count the valid characters and count the invalid ones. */ | |
2959 | for (i = 0; i < len; i++) | |
2960 | { | |
2961 | int c = p[i]; | |
2962 | if (! ((c >= 'a' && c <= 'z') | |
2963 | || (c >= 'A' && c <= 'Z') | |
2964 | || (c >= '0' && c <= '9') | |
2965 | || c == '-' || c == '_')) | |
2966 | bad_count++; | |
2967 | else | |
2968 | good_count++; | |
2969 | } | |
2970 | } | |
2971 | else | |
2972 | /* Not a string => completely invalid. */ | |
2973 | bad_count = 5, good_count = 0; | |
2974 | ||
2975 | /* If name is valid already, return. */ | |
2976 | if (bad_count == 0) | |
2977 | return; | |
2978 | ||
2979 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2980 | if (good_count == 0 | |
2981 | || (good_count == 1 && bad_count > 0)) | |
2982 | { | |
2983 | Vx_resource_name = build_string ("emacs"); | |
2984 | return; | |
2985 | } | |
2986 | ||
2987 | /* Name is partly valid. Copy it and replace the invalid characters | |
2988 | with underscores. */ | |
2989 | ||
2990 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2991 | ||
2992 | for (i = 0; i < len; i++) | |
2993 | { | |
d5db4077 | 2994 | int c = SREF (new, i); |
ee78dc32 GV |
2995 | if (! ((c >= 'a' && c <= 'z') |
2996 | || (c >= 'A' && c <= 'Z') | |
2997 | || (c >= '0' && c <= '9') | |
2998 | || c == '-' || c == '_')) | |
7960d5ab | 2999 | SSET (new, i, '_'); |
ee78dc32 GV |
3000 | } |
3001 | } | |
3002 | ||
3003 | ||
3004 | extern char *x_get_string_resource (); | |
3005 | ||
3006 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, | |
74e1aeec JR |
3007 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
3008 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the | |
3009 | class, where INSTANCE is the name under which Emacs was invoked, or | |
3010 | the name specified by the `-name' or `-rn' command-line arguments. | |
3011 | ||
3012 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
3013 | class, respectively. You must specify both of them or neither. | |
3014 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
3015 | and the class is `Emacs.CLASS.SUBCLASS'. */) | |
ee78dc32 GV |
3016 | (attribute, class, component, subclass) |
3017 | Lisp_Object attribute, class, component, subclass; | |
3018 | { | |
3019 | register char *value; | |
3020 | char *name_key; | |
3021 | char *class_key; | |
3022 | ||
b7826503 PJ |
3023 | CHECK_STRING (attribute); |
3024 | CHECK_STRING (class); | |
ee78dc32 GV |
3025 | |
3026 | if (!NILP (component)) | |
b7826503 | 3027 | CHECK_STRING (component); |
ee78dc32 | 3028 | if (!NILP (subclass)) |
b7826503 | 3029 | CHECK_STRING (subclass); |
ee78dc32 GV |
3030 | if (NILP (component) != NILP (subclass)) |
3031 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
3032 | ||
3033 | validate_x_resource_name (); | |
3034 | ||
3035 | /* Allocate space for the components, the dots which separate them, | |
3036 | and the final '\0'. Make them big enough for the worst case. */ | |
d5db4077 | 3037 | name_key = (char *) alloca (SBYTES (Vx_resource_name) |
ee78dc32 | 3038 | + (STRINGP (component) |
d5db4077 KR |
3039 | ? SBYTES (component) : 0) |
3040 | + SBYTES (attribute) | |
ee78dc32 GV |
3041 | + 3); |
3042 | ||
3043 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
d5db4077 | 3044 | + SBYTES (class) |
ee78dc32 | 3045 | + (STRINGP (subclass) |
d5db4077 | 3046 | ? SBYTES (subclass) : 0) |
ee78dc32 GV |
3047 | + 3); |
3048 | ||
3049 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
3050 | and with `Emacs' for the class key (the general one). */ | |
d5db4077 | 3051 | strcpy (name_key, SDATA (Vx_resource_name)); |
ee78dc32 GV |
3052 | strcpy (class_key, EMACS_CLASS); |
3053 | ||
3054 | strcat (class_key, "."); | |
d5db4077 | 3055 | strcat (class_key, SDATA (class)); |
ee78dc32 GV |
3056 | |
3057 | if (!NILP (component)) | |
3058 | { | |
3059 | strcat (class_key, "."); | |
d5db4077 | 3060 | strcat (class_key, SDATA (subclass)); |
ee78dc32 GV |
3061 | |
3062 | strcat (name_key, "."); | |
d5db4077 | 3063 | strcat (name_key, SDATA (component)); |
ee78dc32 GV |
3064 | } |
3065 | ||
3066 | strcat (name_key, "."); | |
d5db4077 | 3067 | strcat (name_key, SDATA (attribute)); |
ee78dc32 GV |
3068 | |
3069 | value = x_get_string_resource (Qnil, | |
3070 | name_key, class_key); | |
3071 | ||
3072 | if (value != (char *) 0) | |
3073 | return build_string (value); | |
3074 | else | |
3075 | return Qnil; | |
3076 | } | |
3077 | ||
3078 | /* Used when C code wants a resource value. */ | |
3079 | ||
3080 | char * | |
3081 | x_get_resource_string (attribute, class) | |
3082 | char *attribute, *class; | |
3083 | { | |
ee78dc32 GV |
3084 | char *name_key; |
3085 | char *class_key; | |
6fc2811b | 3086 | struct frame *sf = SELECTED_FRAME (); |
ee78dc32 GV |
3087 | |
3088 | /* Allocate space for the components, the dots which separate them, | |
3089 | and the final '\0'. */ | |
d5db4077 | 3090 | name_key = (char *) alloca (SBYTES (Vinvocation_name) |
ee78dc32 GV |
3091 | + strlen (attribute) + 2); |
3092 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
3093 | + strlen (class) + 2); | |
3094 | ||
3095 | sprintf (name_key, "%s.%s", | |
d5db4077 | 3096 | SDATA (Vinvocation_name), |
ee78dc32 GV |
3097 | attribute); |
3098 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
3099 | ||
6fc2811b | 3100 | return x_get_string_resource (sf, name_key, class_key); |
ee78dc32 GV |
3101 | } |
3102 | ||
3103 | /* Types we might convert a resource string into. */ | |
3104 | enum resource_types | |
6fc2811b JR |
3105 | { |
3106 | RES_TYPE_NUMBER, | |
3107 | RES_TYPE_FLOAT, | |
3108 | RES_TYPE_BOOLEAN, | |
3109 | RES_TYPE_STRING, | |
3110 | RES_TYPE_SYMBOL | |
3111 | }; | |
ee78dc32 GV |
3112 | |
3113 | /* Return the value of parameter PARAM. | |
3114 | ||
3115 | First search ALIST, then Vdefault_frame_alist, then the X defaults | |
3116 | database, using ATTRIBUTE as the attribute name and CLASS as its class. | |
3117 | ||
3118 | Convert the resource to the type specified by desired_type. | |
3119 | ||
3120 | If no default is specified, return Qunbound. If you call | |
6fc2811b | 3121 | w32_get_arg, make sure you deal with Qunbound in a reasonable way, |
ee78dc32 GV |
3122 | and don't let it get stored in any Lisp-visible variables! */ |
3123 | ||
3124 | static Lisp_Object | |
6fc2811b | 3125 | w32_get_arg (alist, param, attribute, class, type) |
ee78dc32 GV |
3126 | Lisp_Object alist, param; |
3127 | char *attribute; | |
3128 | char *class; | |
3129 | enum resource_types type; | |
3130 | { | |
3131 | register Lisp_Object tem; | |
3132 | ||
3133 | tem = Fassq (param, alist); | |
3134 | if (EQ (tem, Qnil)) | |
3135 | tem = Fassq (param, Vdefault_frame_alist); | |
3136 | if (EQ (tem, Qnil)) | |
3137 | { | |
3138 | ||
3139 | if (attribute) | |
3140 | { | |
3141 | tem = Fx_get_resource (build_string (attribute), | |
3142 | build_string (class), | |
3143 | Qnil, Qnil); | |
3144 | ||
3145 | if (NILP (tem)) | |
3146 | return Qunbound; | |
3147 | ||
3148 | switch (type) | |
3149 | { | |
6fc2811b | 3150 | case RES_TYPE_NUMBER: |
d5db4077 | 3151 | return make_number (atoi (SDATA (tem))); |
ee78dc32 | 3152 | |
6fc2811b | 3153 | case RES_TYPE_FLOAT: |
d5db4077 | 3154 | return make_float (atof (SDATA (tem))); |
6fc2811b JR |
3155 | |
3156 | case RES_TYPE_BOOLEAN: | |
ee78dc32 | 3157 | tem = Fdowncase (tem); |
d5db4077 KR |
3158 | if (!strcmp (SDATA (tem), "on") |
3159 | || !strcmp (SDATA (tem), "true")) | |
ee78dc32 | 3160 | return Qt; |
7d0393cf | 3161 | else |
ee78dc32 GV |
3162 | return Qnil; |
3163 | ||
6fc2811b | 3164 | case RES_TYPE_STRING: |
ee78dc32 GV |
3165 | return tem; |
3166 | ||
6fc2811b | 3167 | case RES_TYPE_SYMBOL: |
ee78dc32 GV |
3168 | /* As a special case, we map the values `true' and `on' |
3169 | to Qt, and `false' and `off' to Qnil. */ | |
3170 | { | |
3171 | Lisp_Object lower; | |
3172 | lower = Fdowncase (tem); | |
d5db4077 KR |
3173 | if (!strcmp (SDATA (lower), "on") |
3174 | || !strcmp (SDATA (lower), "true")) | |
ee78dc32 | 3175 | return Qt; |
d5db4077 KR |
3176 | else if (!strcmp (SDATA (lower), "off") |
3177 | || !strcmp (SDATA (lower), "false")) | |
ee78dc32 GV |
3178 | return Qnil; |
3179 | else | |
3180 | return Fintern (tem, Qnil); | |
3181 | } | |
3182 | ||
3183 | default: | |
3184 | abort (); | |
3185 | } | |
3186 | } | |
3187 | else | |
3188 | return Qunbound; | |
3189 | } | |
3190 | return Fcdr (tem); | |
3191 | } | |
3192 | ||
3193 | /* Record in frame F the specified or default value according to ALIST | |
dfff8a69 JR |
3194 | of the parameter named PROP (a Lisp symbol). |
3195 | If no value is specified for PROP, look for an X default for XPROP | |
ee78dc32 GV |
3196 | on the frame named NAME. |
3197 | If that is not found either, use the value DEFLT. */ | |
3198 | ||
3199 | static Lisp_Object | |
3200 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) | |
3201 | struct frame *f; | |
3202 | Lisp_Object alist; | |
3203 | Lisp_Object prop; | |
3204 | Lisp_Object deflt; | |
3205 | char *xprop; | |
3206 | char *xclass; | |
3207 | enum resource_types type; | |
3208 | { | |
3209 | Lisp_Object tem; | |
3210 | ||
6fc2811b | 3211 | tem = w32_get_arg (alist, prop, xprop, xclass, type); |
ee78dc32 GV |
3212 | if (EQ (tem, Qunbound)) |
3213 | tem = deflt; | |
3214 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3215 | return tem; | |
3216 | } | |
3217 | \f | |
3218 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, | |
74e1aeec JR |
3219 | doc: /* Parse an X-style geometry string STRING. |
3220 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). | |
3221 | The properties returned may include `top', `left', `height', and `width'. | |
3222 | The value of `left' or `top' may be an integer, | |
3223 | or a list (+ N) meaning N pixels relative to top/left corner, | |
3224 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) | |
ee78dc32 GV |
3225 | (string) |
3226 | Lisp_Object string; | |
3227 | { | |
3228 | int geometry, x, y; | |
3229 | unsigned int width, height; | |
3230 | Lisp_Object result; | |
3231 | ||
b7826503 | 3232 | CHECK_STRING (string); |
ee78dc32 | 3233 | |
d5db4077 | 3234 | geometry = XParseGeometry ((char *) SDATA (string), |
ee78dc32 GV |
3235 | &x, &y, &width, &height); |
3236 | ||
3237 | result = Qnil; | |
3238 | if (geometry & XValue) | |
3239 | { | |
3240 | Lisp_Object element; | |
3241 | ||
3242 | if (x >= 0 && (geometry & XNegative)) | |
3243 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3244 | else if (x < 0 && ! (geometry & XNegative)) | |
3245 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
3246 | else | |
3247 | element = Fcons (Qleft, make_number (x)); | |
3248 | result = Fcons (element, result); | |
3249 | } | |
3250 | ||
3251 | if (geometry & YValue) | |
3252 | { | |
3253 | Lisp_Object element; | |
3254 | ||
3255 | if (y >= 0 && (geometry & YNegative)) | |
3256 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3257 | else if (y < 0 && ! (geometry & YNegative)) | |
3258 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
3259 | else | |
3260 | element = Fcons (Qtop, make_number (y)); | |
3261 | result = Fcons (element, result); | |
3262 | } | |
3263 | ||
3264 | if (geometry & WidthValue) | |
3265 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3266 | if (geometry & HeightValue) | |
3267 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3268 | ||
3269 | return result; | |
3270 | } | |
3271 | ||
3272 | /* Calculate the desired size and position of this window, | |
3273 | and return the flags saying which aspects were specified. | |
3274 | ||
3275 | This function does not make the coordinates positive. */ | |
3276 | ||
3277 | #define DEFAULT_ROWS 40 | |
3278 | #define DEFAULT_COLS 80 | |
3279 | ||
3280 | static int | |
3281 | x_figure_window_size (f, parms) | |
3282 | struct frame *f; | |
3283 | Lisp_Object parms; | |
3284 | { | |
3285 | register Lisp_Object tem0, tem1, tem2; | |
ee78dc32 GV |
3286 | long window_prompting = 0; |
3287 | ||
3288 | /* Default values if we fall through. | |
3289 | Actually, if that happens we should get | |
3290 | window manager prompting. */ | |
1026b400 | 3291 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
ee78dc32 GV |
3292 | f->height = DEFAULT_ROWS; |
3293 | /* Window managers expect that if program-specified | |
3294 | positions are not (0,0), they're intentional, not defaults. */ | |
fbd6baed GV |
3295 | f->output_data.w32->top_pos = 0; |
3296 | f->output_data.w32->left_pos = 0; | |
ee78dc32 | 3297 | |
35b41202 JR |
3298 | /* Ensure that old new_width and new_height will not override the |
3299 | values set here. */ | |
3300 | FRAME_NEW_WIDTH (f) = 0; | |
3301 | FRAME_NEW_HEIGHT (f) = 0; | |
3302 | ||
6fc2811b JR |
3303 | tem0 = w32_get_arg (parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3304 | tem1 = w32_get_arg (parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3305 | tem2 = w32_get_arg (parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3306 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3307 | { | |
3308 | if (!EQ (tem0, Qunbound)) | |
3309 | { | |
b7826503 | 3310 | CHECK_NUMBER (tem0); |
ee78dc32 GV |
3311 | f->height = XINT (tem0); |
3312 | } | |
3313 | if (!EQ (tem1, Qunbound)) | |
3314 | { | |
b7826503 | 3315 | CHECK_NUMBER (tem1); |
1026b400 | 3316 | SET_FRAME_WIDTH (f, XINT (tem1)); |
ee78dc32 GV |
3317 | } |
3318 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
3319 | window_prompting |= USSize; | |
3320 | else | |
3321 | window_prompting |= PSize; | |
3322 | } | |
3323 | ||
fbd6baed | 3324 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
3325 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3326 | ? 0 | |
3327 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
3328 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 3329 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
f7b9d4d1 | 3330 | |
41c1bdd9 | 3331 | x_compute_fringe_widths (f, 0); |
f7b9d4d1 | 3332 | |
fbd6baed GV |
3333 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3334 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
ee78dc32 | 3335 | |
6fc2811b JR |
3336 | tem0 = w32_get_arg (parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3337 | tem1 = w32_get_arg (parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3338 | tem2 = w32_get_arg (parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3339 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3340 | { | |
3341 | if (EQ (tem0, Qminus)) | |
3342 | { | |
fbd6baed | 3343 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3344 | window_prompting |= YNegative; |
3345 | } | |
8e713be6 KR |
3346 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3347 | && CONSP (XCDR (tem0)) | |
3348 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3349 | { |
8e713be6 | 3350 | f->output_data.w32->top_pos = - XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3351 | window_prompting |= YNegative; |
3352 | } | |
8e713be6 KR |
3353 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
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 | } |
3359 | else if (EQ (tem0, Qunbound)) | |
fbd6baed | 3360 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3361 | else |
3362 | { | |
b7826503 | 3363 | CHECK_NUMBER (tem0); |
fbd6baed GV |
3364 | f->output_data.w32->top_pos = XINT (tem0); |
3365 | if (f->output_data.w32->top_pos < 0) | |
ee78dc32 GV |
3366 | window_prompting |= YNegative; |
3367 | } | |
3368 | ||
3369 | if (EQ (tem1, Qminus)) | |
3370 | { | |
fbd6baed | 3371 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3372 | window_prompting |= XNegative; |
3373 | } | |
8e713be6 KR |
3374 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3375 | && CONSP (XCDR (tem1)) | |
3376 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3377 | { |
8e713be6 | 3378 | f->output_data.w32->left_pos = - XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3379 | window_prompting |= XNegative; |
3380 | } | |
8e713be6 KR |
3381 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
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 | } |
3387 | else if (EQ (tem1, Qunbound)) | |
fbd6baed | 3388 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3389 | else |
3390 | { | |
b7826503 | 3391 | CHECK_NUMBER (tem1); |
fbd6baed GV |
3392 | f->output_data.w32->left_pos = XINT (tem1); |
3393 | if (f->output_data.w32->left_pos < 0) | |
ee78dc32 GV |
3394 | window_prompting |= XNegative; |
3395 | } | |
3396 | ||
3397 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) | |
3398 | window_prompting |= USPosition; | |
3399 | else | |
3400 | window_prompting |= PPosition; | |
3401 | } | |
3402 | ||
f7b9d4d1 JR |
3403 | if (f->output_data.w32->want_fullscreen != FULLSCREEN_NONE) |
3404 | { | |
3405 | int left, top; | |
3406 | int width, height; | |
3407 | ||
3408 | /* It takes both for some WM:s to place it where we want */ | |
3409 | window_prompting = USPosition | PPosition; | |
3410 | x_fullscreen_adjust (f, &width, &height, &top, &left); | |
3411 | f->width = width; | |
3412 | f->height = height; | |
3413 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); | |
3414 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
3415 | f->output_data.w32->left_pos = left; | |
3416 | f->output_data.w32->top_pos = top; | |
3417 | } | |
3418 | ||
ee78dc32 GV |
3419 | return window_prompting; |
3420 | } | |
3421 | ||
3422 | \f | |
3423 | ||
fbd6baed | 3424 | extern LRESULT CALLBACK w32_wnd_proc (); |
ee78dc32 | 3425 | |
7d0393cf | 3426 | BOOL |
fbd6baed | 3427 | w32_init_class (hinst) |
ee78dc32 GV |
3428 | HINSTANCE hinst; |
3429 | { | |
3430 | WNDCLASS wc; | |
3431 | ||
5ac45f98 | 3432 | wc.style = CS_HREDRAW | CS_VREDRAW; |
fbd6baed | 3433 | wc.lpfnWndProc = (WNDPROC) w32_wnd_proc; |
ee78dc32 GV |
3434 | wc.cbClsExtra = 0; |
3435 | wc.cbWndExtra = WND_EXTRA_BYTES; | |
3436 | wc.hInstance = hinst; | |
3437 | wc.hIcon = LoadIcon (hinst, EMACS_CLASS); | |
3438 | wc.hCursor = LoadCursor (NULL, IDC_ARROW); | |
4587b026 | 3439 | wc.hbrBackground = NULL; /* GetStockObject (WHITE_BRUSH); */ |
ee78dc32 GV |
3440 | wc.lpszMenuName = NULL; |
3441 | wc.lpszClassName = EMACS_CLASS; | |
3442 | ||
3443 | return (RegisterClass (&wc)); | |
3444 | } | |
3445 | ||
7d0393cf | 3446 | HWND |
fbd6baed | 3447 | w32_createscrollbar (f, bar) |
ee78dc32 GV |
3448 | struct frame *f; |
3449 | struct scroll_bar * bar; | |
3450 | { | |
3451 | return (CreateWindow ("SCROLLBAR", "", SBS_VERT | WS_CHILD | WS_VISIBLE, | |
3452 | /* Position and size of scroll bar. */ | |
6fc2811b | 3453 | XINT(bar->left) + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
7d0393cf | 3454 | XINT(bar->top), |
6fc2811b JR |
3455 | XINT(bar->width) - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, |
3456 | XINT(bar->height), | |
fbd6baed | 3457 | FRAME_W32_WINDOW (f), |
ee78dc32 GV |
3458 | NULL, |
3459 | hinst, | |
3460 | NULL)); | |
3461 | } | |
3462 | ||
7d0393cf | 3463 | void |
fbd6baed | 3464 | w32_createwindow (f) |
ee78dc32 GV |
3465 | struct frame *f; |
3466 | { | |
3467 | HWND hwnd; | |
1edf84e7 GV |
3468 | RECT rect; |
3469 | ||
3470 | rect.left = rect.top = 0; | |
3471 | rect.right = PIXEL_WIDTH (f); | |
3472 | rect.bottom = PIXEL_HEIGHT (f); | |
7d0393cf | 3473 | |
1edf84e7 GV |
3474 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, |
3475 | FRAME_EXTERNAL_MENU_BAR (f)); | |
7d0393cf | 3476 | |
ee78dc32 | 3477 | /* Do first time app init */ |
7d0393cf | 3478 | |
ee78dc32 GV |
3479 | if (!hprevinst) |
3480 | { | |
fbd6baed | 3481 | w32_init_class (hinst); |
ee78dc32 | 3482 | } |
7d0393cf | 3483 | |
1edf84e7 GV |
3484 | FRAME_W32_WINDOW (f) = hwnd |
3485 | = CreateWindow (EMACS_CLASS, | |
3486 | f->namebuf, | |
9ead1b60 | 3487 | f->output_data.w32->dwStyle | WS_CLIPCHILDREN, |
1edf84e7 GV |
3488 | f->output_data.w32->left_pos, |
3489 | f->output_data.w32->top_pos, | |
3490 | rect.right - rect.left, | |
3491 | rect.bottom - rect.top, | |
3492 | NULL, | |
3493 | NULL, | |
3494 | hinst, | |
3495 | NULL); | |
3496 | ||
ee78dc32 GV |
3497 | if (hwnd) |
3498 | { | |
1edf84e7 GV |
3499 | SetWindowLong (hwnd, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
3500 | SetWindowLong (hwnd, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
3501 | SetWindowLong (hwnd, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
3502 | SetWindowLong (hwnd, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
6fc2811b | 3503 | SetWindowLong (hwnd, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
ee78dc32 | 3504 | |
cb9e33d4 RS |
3505 | /* Enable drag-n-drop. */ |
3506 | DragAcceptFiles (hwnd, TRUE); | |
7d0393cf | 3507 | |
5ac45f98 GV |
3508 | /* Do this to discard the default setting specified by our parent. */ |
3509 | ShowWindow (hwnd, SW_HIDE); | |
3c190163 | 3510 | } |
3c190163 GV |
3511 | } |
3512 | ||
7d0393cf | 3513 | void |
ee78dc32 | 3514 | my_post_msg (wmsg, hwnd, msg, wParam, lParam) |
fbd6baed | 3515 | W32Msg * wmsg; |
ee78dc32 GV |
3516 | HWND hwnd; |
3517 | UINT msg; | |
3518 | WPARAM wParam; | |
3519 | LPARAM lParam; | |
3520 | { | |
3521 | wmsg->msg.hwnd = hwnd; | |
3522 | wmsg->msg.message = msg; | |
3523 | wmsg->msg.wParam = wParam; | |
3524 | wmsg->msg.lParam = lParam; | |
3525 | wmsg->msg.time = GetMessageTime (); | |
3526 | ||
3527 | post_msg (wmsg); | |
3528 | } | |
3529 | ||
e9e23e23 | 3530 | /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish |
a1a80b40 GV |
3531 | between left and right keys as advertised. We test for this |
3532 | support dynamically, and set a flag when the support is absent. If | |
3533 | absent, we keep track of the left and right control and alt keys | |
3534 | ourselves. This is particularly necessary on keyboards that rely | |
3535 | upon the AltGr key, which is represented as having the left control | |
3536 | and right alt keys pressed. For these keyboards, we need to know | |
3537 | when the left alt key has been pressed in addition to the AltGr key | |
3538 | so that we can properly support M-AltGr-key sequences (such as M-@ | |
3539 | on Swedish keyboards). */ | |
3540 | ||
3541 | #define EMACS_LCONTROL 0 | |
3542 | #define EMACS_RCONTROL 1 | |
3543 | #define EMACS_LMENU 2 | |
3544 | #define EMACS_RMENU 3 | |
3545 | ||
3546 | static int modifiers[4]; | |
3547 | static int modifiers_recorded; | |
3548 | static int modifier_key_support_tested; | |
3549 | ||
3550 | static void | |
3551 | test_modifier_support (unsigned int wparam) | |
3552 | { | |
3553 | unsigned int l, r; | |
3554 | ||
3555 | if (wparam != VK_CONTROL && wparam != VK_MENU) | |
3556 | return; | |
3557 | if (wparam == VK_CONTROL) | |
3558 | { | |
3559 | l = VK_LCONTROL; | |
3560 | r = VK_RCONTROL; | |
3561 | } | |
3562 | else | |
3563 | { | |
3564 | l = VK_LMENU; | |
3565 | r = VK_RMENU; | |
3566 | } | |
3567 | if (!(GetKeyState (l) & 0x8000) && !(GetKeyState (r) & 0x8000)) | |
3568 | modifiers_recorded = 1; | |
3569 | else | |
3570 | modifiers_recorded = 0; | |
3571 | modifier_key_support_tested = 1; | |
3572 | } | |
3573 | ||
3574 | static void | |
3575 | record_keydown (unsigned int wparam, unsigned int lparam) | |
3576 | { | |
3577 | int i; | |
3578 | ||
3579 | if (!modifier_key_support_tested) | |
3580 | test_modifier_support (wparam); | |
3581 | ||
3582 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3583 | return; | |
3584 | ||
3585 | if (wparam == VK_CONTROL) | |
3586 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3587 | else | |
3588 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3589 | ||
3590 | modifiers[i] = 1; | |
3591 | } | |
3592 | ||
3593 | static void | |
3594 | record_keyup (unsigned int wparam, unsigned int lparam) | |
3595 | { | |
3596 | int i; | |
3597 | ||
3598 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3599 | return; | |
3600 | ||
3601 | if (wparam == VK_CONTROL) | |
3602 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3603 | else | |
3604 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3605 | ||
3606 | modifiers[i] = 0; | |
3607 | } | |
3608 | ||
da36a4d6 | 3609 | /* Emacs can lose focus while a modifier key has been pressed. When |
7d0393cf | 3610 | it regains focus, be conservative and clear all modifiers since |
da36a4d6 GV |
3611 | we cannot reconstruct the left and right modifier state. */ |
3612 | static void | |
3613 | reset_modifiers () | |
3614 | { | |
8681157a RS |
3615 | SHORT ctrl, alt; |
3616 | ||
adcc3809 GV |
3617 | if (GetFocus () == NULL) |
3618 | /* Emacs doesn't have keyboard focus. Do nothing. */ | |
da36a4d6 | 3619 | return; |
8681157a RS |
3620 | |
3621 | ctrl = GetAsyncKeyState (VK_CONTROL); | |
3622 | alt = GetAsyncKeyState (VK_MENU); | |
3623 | ||
8681157a RS |
3624 | if (!(ctrl & 0x08000)) |
3625 | /* Clear any recorded control modifier state. */ | |
3626 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3627 | ||
3628 | if (!(alt & 0x08000)) | |
3629 | /* Clear any recorded alt modifier state. */ | |
3630 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3631 | ||
adcc3809 GV |
3632 | /* Update the state of all modifier keys, because modifiers used in |
3633 | hot-key combinations can get stuck on if Emacs loses focus as a | |
3634 | result of a hot-key being pressed. */ | |
3635 | { | |
3636 | BYTE keystate[256]; | |
3637 | ||
3638 | #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8) | |
3639 | ||
3640 | GetKeyboardState (keystate); | |
3641 | keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT); | |
3642 | keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL); | |
3643 | keystate[VK_LCONTROL] = CURRENT_STATE (VK_LCONTROL); | |
3644 | keystate[VK_RCONTROL] = CURRENT_STATE (VK_RCONTROL); | |
3645 | keystate[VK_MENU] = CURRENT_STATE (VK_MENU); | |
3646 | keystate[VK_LMENU] = CURRENT_STATE (VK_LMENU); | |
3647 | keystate[VK_RMENU] = CURRENT_STATE (VK_RMENU); | |
3648 | keystate[VK_LWIN] = CURRENT_STATE (VK_LWIN); | |
3649 | keystate[VK_RWIN] = CURRENT_STATE (VK_RWIN); | |
3650 | keystate[VK_APPS] = CURRENT_STATE (VK_APPS); | |
3651 | SetKeyboardState (keystate); | |
3652 | } | |
da36a4d6 GV |
3653 | } |
3654 | ||
7830e24b RS |
3655 | /* Synchronize modifier state with what is reported with the current |
3656 | keystroke. Even if we cannot distinguish between left and right | |
3657 | modifier keys, we know that, if no modifiers are set, then neither | |
3658 | the left or right modifier should be set. */ | |
3659 | static void | |
3660 | sync_modifiers () | |
3661 | { | |
3662 | if (!modifiers_recorded) | |
3663 | return; | |
3664 | ||
7d0393cf | 3665 | if (!(GetKeyState (VK_CONTROL) & 0x8000)) |
7830e24b RS |
3666 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; |
3667 | ||
7d0393cf | 3668 | if (!(GetKeyState (VK_MENU) & 0x8000)) |
7830e24b RS |
3669 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; |
3670 | } | |
3671 | ||
a1a80b40 GV |
3672 | static int |
3673 | modifier_set (int vkey) | |
3674 | { | |
ccc2d29c | 3675 | if (vkey == VK_CAPITAL || vkey == VK_SCROLL) |
891560d6 | 3676 | return (GetKeyState (vkey) & 0x1); |
a1a80b40 GV |
3677 | if (!modifiers_recorded) |
3678 | return (GetKeyState (vkey) & 0x8000); | |
3679 | ||
3680 | switch (vkey) | |
3681 | { | |
3682 | case VK_LCONTROL: | |
3683 | return modifiers[EMACS_LCONTROL]; | |
3684 | case VK_RCONTROL: | |
3685 | return modifiers[EMACS_RCONTROL]; | |
3686 | case VK_LMENU: | |
3687 | return modifiers[EMACS_LMENU]; | |
3688 | case VK_RMENU: | |
3689 | return modifiers[EMACS_RMENU]; | |
a1a80b40 GV |
3690 | } |
3691 | return (GetKeyState (vkey) & 0x8000); | |
3692 | } | |
3693 | ||
ccc2d29c GV |
3694 | /* Convert between the modifier bits W32 uses and the modifier bits |
3695 | Emacs uses. */ | |
3696 | ||
3697 | unsigned int | |
3698 | w32_key_to_modifier (int key) | |
3699 | { | |
3700 | Lisp_Object key_mapping; | |
3701 | ||
3702 | switch (key) | |
3703 | { | |
3704 | case VK_LWIN: | |
3705 | key_mapping = Vw32_lwindow_modifier; | |
3706 | break; | |
3707 | case VK_RWIN: | |
3708 | key_mapping = Vw32_rwindow_modifier; | |
3709 | break; | |
3710 | case VK_APPS: | |
3711 | key_mapping = Vw32_apps_modifier; | |
3712 | break; | |
3713 | case VK_SCROLL: | |
3714 | key_mapping = Vw32_scroll_lock_modifier; | |
3715 | break; | |
3716 | default: | |
3717 | key_mapping = Qnil; | |
3718 | } | |
3719 | ||
adcc3809 GV |
3720 | /* NB. This code runs in the input thread, asychronously to the lisp |
3721 | thread, so we must be careful to ensure access to lisp data is | |
3722 | thread-safe. The following code is safe because the modifier | |
3723 | variable values are updated atomically from lisp and symbols are | |
3724 | not relocated by GC. Also, we don't have to worry about seeing GC | |
3725 | markbits here. */ | |
3726 | if (EQ (key_mapping, Qhyper)) | |
ccc2d29c | 3727 | return hyper_modifier; |
adcc3809 | 3728 | if (EQ (key_mapping, Qsuper)) |
ccc2d29c | 3729 | return super_modifier; |
adcc3809 | 3730 | if (EQ (key_mapping, Qmeta)) |
ccc2d29c | 3731 | return meta_modifier; |
adcc3809 | 3732 | if (EQ (key_mapping, Qalt)) |
ccc2d29c | 3733 | return alt_modifier; |
adcc3809 | 3734 | if (EQ (key_mapping, Qctrl)) |
ccc2d29c | 3735 | return ctrl_modifier; |
adcc3809 | 3736 | if (EQ (key_mapping, Qcontrol)) /* synonym for ctrl */ |
ccc2d29c | 3737 | return ctrl_modifier; |
adcc3809 | 3738 | if (EQ (key_mapping, Qshift)) |
ccc2d29c GV |
3739 | return shift_modifier; |
3740 | ||
3741 | /* Don't generate any modifier if not explicitly requested. */ | |
3742 | return 0; | |
3743 | } | |
3744 | ||
3745 | unsigned int | |
3746 | w32_get_modifiers () | |
3747 | { | |
3748 | return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) | | |
3749 | (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) | | |
3750 | (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) | | |
3751 | (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) | | |
3752 | (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) | | |
3753 | (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) | | |
3754 | (modifier_set (VK_MENU) ? | |
3755 | ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0)); | |
3756 | } | |
3757 | ||
a1a80b40 GV |
3758 | /* We map the VK_* modifiers into console modifier constants |
3759 | so that we can use the same routines to handle both console | |
3760 | and window input. */ | |
3761 | ||
3762 | static int | |
ccc2d29c | 3763 | construct_console_modifiers () |
a1a80b40 GV |
3764 | { |
3765 | int mods; | |
3766 | ||
a1a80b40 GV |
3767 | mods = 0; |
3768 | mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0; | |
3769 | mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0; | |
ccc2d29c GV |
3770 | mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0; |
3771 | mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0; | |
a1a80b40 GV |
3772 | mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0; |
3773 | mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0; | |
3774 | mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0; | |
3775 | mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0; | |
ccc2d29c GV |
3776 | mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0; |
3777 | mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0; | |
3778 | mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0; | |
a1a80b40 GV |
3779 | |
3780 | return mods; | |
3781 | } | |
3782 | ||
ccc2d29c GV |
3783 | static int |
3784 | w32_get_key_modifiers (unsigned int wparam, unsigned int lparam) | |
da36a4d6 | 3785 | { |
ccc2d29c GV |
3786 | int mods; |
3787 | ||
3788 | /* Convert to emacs modifiers. */ | |
3789 | mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam); | |
3790 | ||
3791 | return mods; | |
3792 | } | |
da36a4d6 | 3793 | |
ccc2d29c GV |
3794 | unsigned int |
3795 | map_keypad_keys (unsigned int virt_key, unsigned int extended) | |
3796 | { | |
3797 | if (virt_key < VK_CLEAR || virt_key > VK_DELETE) | |
3798 | return virt_key; | |
da36a4d6 | 3799 | |
ccc2d29c | 3800 | if (virt_key == VK_RETURN) |
da36a4d6 GV |
3801 | return (extended ? VK_NUMPAD_ENTER : VK_RETURN); |
3802 | ||
ccc2d29c GV |
3803 | if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN) |
3804 | return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key); | |
3805 | ||
3806 | if (virt_key == VK_INSERT || virt_key == VK_DELETE) | |
3807 | return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key); | |
3808 | ||
3809 | if (virt_key == VK_CLEAR) | |
3810 | return (!extended ? VK_NUMPAD_CLEAR : virt_key); | |
3811 | ||
3812 | return virt_key; | |
3813 | } | |
3814 | ||
3815 | /* List of special key combinations which w32 would normally capture, | |
3816 | but emacs should grab instead. Not directly visible to lisp, to | |
3817 | simplify synchronization. Each item is an integer encoding a virtual | |
3818 | key code and modifier combination to capture. */ | |
3819 | Lisp_Object w32_grabbed_keys; | |
3820 | ||
3821 | #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8)) | |
3822 | #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff) | |
3823 | #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255) | |
3824 | #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8) | |
3825 | ||
3826 | /* Register hot-keys for reserved key combinations when Emacs has | |
3827 | keyboard focus, since this is the only way Emacs can receive key | |
3828 | combinations like Alt-Tab which are used by the system. */ | |
3829 | ||
3830 | static void | |
3831 | register_hot_keys (hwnd) | |
3832 | HWND hwnd; | |
3833 | { | |
3834 | Lisp_Object keylist; | |
3835 | ||
3836 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3837 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3838 | { | |
3839 | Lisp_Object key = XCAR (keylist); | |
3840 | ||
3841 | /* Deleted entries get set to nil. */ | |
3842 | if (!INTEGERP (key)) | |
3843 | continue; | |
3844 | ||
3845 | RegisterHotKey (hwnd, HOTKEY_ID (key), | |
3846 | HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key)); | |
3847 | } | |
3848 | } | |
3849 | ||
3850 | static void | |
3851 | unregister_hot_keys (hwnd) | |
3852 | HWND hwnd; | |
3853 | { | |
3854 | Lisp_Object keylist; | |
3855 | ||
3856 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3857 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3858 | { | |
3859 | Lisp_Object key = XCAR (keylist); | |
3860 | ||
3861 | if (!INTEGERP (key)) | |
3862 | continue; | |
3863 | ||
3864 | UnregisterHotKey (hwnd, HOTKEY_ID (key)); | |
3865 | } | |
3866 | } | |
3867 | ||
5ac45f98 GV |
3868 | /* Main message dispatch loop. */ |
3869 | ||
1edf84e7 GV |
3870 | static void |
3871 | w32_msg_pump (deferred_msg * msg_buf) | |
5ac45f98 GV |
3872 | { |
3873 | MSG msg; | |
ccc2d29c GV |
3874 | int result; |
3875 | HWND focus_window; | |
93fbe8b7 GV |
3876 | |
3877 | msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL); | |
7d0393cf | 3878 | |
5ac45f98 GV |
3879 | while (GetMessage (&msg, NULL, 0, 0)) |
3880 | { | |
3881 | if (msg.hwnd == NULL) | |
3882 | { | |
3883 | switch (msg.message) | |
3884 | { | |
3ef68e6b AI |
3885 | case WM_NULL: |
3886 | /* Produced by complete_deferred_msg; just ignore. */ | |
3887 | break; | |
5ac45f98 | 3888 | case WM_EMACS_CREATEWINDOW: |
fbd6baed | 3889 | w32_createwindow ((struct frame *) msg.wParam); |
1edf84e7 GV |
3890 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3891 | abort (); | |
5ac45f98 | 3892 | break; |
dfdb4047 GV |
3893 | case WM_EMACS_SETLOCALE: |
3894 | SetThreadLocale (msg.wParam); | |
3895 | /* Reply is not expected. */ | |
3896 | break; | |
ccc2d29c GV |
3897 | case WM_EMACS_SETKEYBOARDLAYOUT: |
3898 | result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0); | |
3899 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3900 | result, 0)) | |
3901 | abort (); | |
3902 | break; | |
3903 | case WM_EMACS_REGISTER_HOT_KEY: | |
3904 | focus_window = GetFocus (); | |
3905 | if (focus_window != NULL) | |
3906 | RegisterHotKey (focus_window, | |
3907 | HOTKEY_ID (msg.wParam), | |
3908 | HOTKEY_MODIFIERS (msg.wParam), | |
3909 | HOTKEY_VK_CODE (msg.wParam)); | |
3910 | /* Reply is not expected. */ | |
3911 | break; | |
3912 | case WM_EMACS_UNREGISTER_HOT_KEY: | |
3913 | focus_window = GetFocus (); | |
3914 | if (focus_window != NULL) | |
3915 | UnregisterHotKey (focus_window, HOTKEY_ID (msg.wParam)); | |
adcc3809 GV |
3916 | /* Mark item as erased. NB: this code must be |
3917 | thread-safe. The next line is okay because the cons | |
3918 | cell is never made into garbage and is not relocated by | |
3919 | GC. */ | |
f3fbd155 | 3920 | XSETCAR ((Lisp_Object) msg.lParam, Qnil); |
ccc2d29c GV |
3921 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3922 | abort (); | |
3923 | break; | |
adcc3809 GV |
3924 | case WM_EMACS_TOGGLE_LOCK_KEY: |
3925 | { | |
3926 | int vk_code = (int) msg.wParam; | |
3927 | int cur_state = (GetKeyState (vk_code) & 1); | |
3928 | Lisp_Object new_state = (Lisp_Object) msg.lParam; | |
3929 | ||
3930 | /* NB: This code must be thread-safe. It is safe to | |
3931 | call NILP because symbols are not relocated by GC, | |
3932 | and pointer here is not touched by GC (so the markbit | |
3933 | can't be set). Numbers are safe because they are | |
3934 | immediate values. */ | |
3935 | if (NILP (new_state) | |
3936 | || (NUMBERP (new_state) | |
8edb0a6f | 3937 | && ((XUINT (new_state)) & 1) != cur_state)) |
adcc3809 GV |
3938 | { |
3939 | one_w32_display_info.faked_key = vk_code; | |
3940 | ||
3941 | keybd_event ((BYTE) vk_code, | |
3942 | (BYTE) MapVirtualKey (vk_code, 0), | |
3943 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3944 | keybd_event ((BYTE) vk_code, | |
3945 | (BYTE) MapVirtualKey (vk_code, 0), | |
3946 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
3947 | keybd_event ((BYTE) vk_code, | |
3948 | (BYTE) MapVirtualKey (vk_code, 0), | |
3949 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3950 | cur_state = !cur_state; | |
3951 | } | |
3952 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3953 | cur_state, 0)) | |
3954 | abort (); | |
3955 | } | |
3956 | break; | |
1edf84e7 | 3957 | default: |
1edf84e7 | 3958 | DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message)); |
5ac45f98 GV |
3959 | } |
3960 | } | |
3961 | else | |
3962 | { | |
3963 | DispatchMessage (&msg); | |
3964 | } | |
1edf84e7 GV |
3965 | |
3966 | /* Exit nested loop when our deferred message has completed. */ | |
3967 | if (msg_buf->completed) | |
3968 | break; | |
5ac45f98 | 3969 | } |
1edf84e7 GV |
3970 | } |
3971 | ||
3972 | deferred_msg * deferred_msg_head; | |
3973 | ||
3974 | static deferred_msg * | |
3975 | find_deferred_msg (HWND hwnd, UINT msg) | |
3976 | { | |
3977 | deferred_msg * item; | |
3978 | ||
3979 | /* Don't actually need synchronization for read access, since | |
3980 | modification of single pointer is always atomic. */ | |
3981 | /* enter_crit (); */ | |
3982 | ||
3983 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
3984 | if (item->w32msg.msg.hwnd == hwnd | |
3985 | && item->w32msg.msg.message == msg) | |
3986 | break; | |
3987 | ||
3988 | /* leave_crit (); */ | |
3989 | ||
3990 | return item; | |
3991 | } | |
3992 | ||
3993 | static LRESULT | |
3994 | send_deferred_msg (deferred_msg * msg_buf, | |
3995 | HWND hwnd, | |
3996 | UINT msg, | |
3997 | WPARAM wParam, | |
3998 | LPARAM lParam) | |
3999 | { | |
4000 | /* Only input thread can send deferred messages. */ | |
4001 | if (GetCurrentThreadId () != dwWindowsThreadId) | |
4002 | abort (); | |
4003 | ||
4004 | /* It is an error to send a message that is already deferred. */ | |
4005 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4006 | abort (); | |
4007 | ||
4008 | /* Enforced synchronization is not needed because this is the only | |
4009 | function that alters deferred_msg_head, and the following critical | |
4010 | section is guaranteed to only be serially reentered (since only the | |
4011 | input thread can call us). */ | |
4012 | ||
4013 | /* enter_crit (); */ | |
4014 | ||
4015 | msg_buf->completed = 0; | |
4016 | msg_buf->next = deferred_msg_head; | |
4017 | deferred_msg_head = msg_buf; | |
4018 | my_post_msg (&msg_buf->w32msg, hwnd, msg, wParam, lParam); | |
4019 | ||
4020 | /* leave_crit (); */ | |
4021 | ||
4022 | /* Start a new nested message loop to process other messages until | |
4023 | this one is completed. */ | |
4024 | w32_msg_pump (msg_buf); | |
4025 | ||
4026 | deferred_msg_head = msg_buf->next; | |
4027 | ||
4028 | return msg_buf->result; | |
4029 | } | |
4030 | ||
4031 | void | |
4032 | complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result) | |
4033 | { | |
4034 | deferred_msg * msg_buf = find_deferred_msg (hwnd, msg); | |
4035 | ||
4036 | if (msg_buf == NULL) | |
3ef68e6b AI |
4037 | /* Message may have been cancelled, so don't abort(). */ |
4038 | return; | |
1edf84e7 GV |
4039 | |
4040 | msg_buf->result = result; | |
4041 | msg_buf->completed = 1; | |
4042 | ||
4043 | /* Ensure input thread is woken so it notices the completion. */ | |
4044 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
4045 | } | |
4046 | ||
3ef68e6b AI |
4047 | void |
4048 | cancel_all_deferred_msgs () | |
4049 | { | |
4050 | deferred_msg * item; | |
4051 | ||
4052 | /* Don't actually need synchronization for read access, since | |
4053 | modification of single pointer is always atomic. */ | |
4054 | /* enter_crit (); */ | |
4055 | ||
4056 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
4057 | { | |
4058 | item->result = 0; | |
4059 | item->completed = 1; | |
4060 | } | |
4061 | ||
4062 | /* leave_crit (); */ | |
4063 | ||
4064 | /* Ensure input thread is woken so it notices the completion. */ | |
4065 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
4066 | } | |
1edf84e7 | 4067 | |
7d0393cf | 4068 | DWORD |
1edf84e7 GV |
4069 | w32_msg_worker (dw) |
4070 | DWORD dw; | |
4071 | { | |
4072 | MSG msg; | |
4073 | deferred_msg dummy_buf; | |
4074 | ||
4075 | /* Ensure our message queue is created */ | |
7d0393cf | 4076 | |
1edf84e7 | 4077 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); |
7d0393cf | 4078 | |
1edf84e7 GV |
4079 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
4080 | abort (); | |
4081 | ||
4082 | memset (&dummy_buf, 0, sizeof (dummy_buf)); | |
4083 | dummy_buf.w32msg.msg.hwnd = NULL; | |
4084 | dummy_buf.w32msg.msg.message = WM_NULL; | |
4085 | ||
4086 | /* This is the inital message loop which should only exit when the | |
4087 | application quits. */ | |
4088 | w32_msg_pump (&dummy_buf); | |
4089 | ||
4090 | return 0; | |
5ac45f98 GV |
4091 | } |
4092 | ||
3ef68e6b AI |
4093 | static void |
4094 | post_character_message (hwnd, msg, wParam, lParam, modifiers) | |
4095 | HWND hwnd; | |
4096 | UINT msg; | |
4097 | WPARAM wParam; | |
4098 | LPARAM lParam; | |
4099 | DWORD modifiers; | |
4100 | ||
4101 | { | |
4102 | W32Msg wmsg; | |
4103 | ||
4104 | wmsg.dwModifiers = modifiers; | |
4105 | ||
4106 | /* Detect quit_char and set quit-flag directly. Note that we | |
4107 | still need to post a message to ensure the main thread will be | |
4108 | woken up if blocked in sys_select(), but we do NOT want to post | |
4109 | the quit_char message itself (because it will usually be as if | |
4110 | the user had typed quit_char twice). Instead, we post a dummy | |
4111 | message that has no particular effect. */ | |
4112 | { | |
4113 | int c = wParam; | |
4114 | if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier) | |
4115 | c = make_ctrl_char (c) & 0377; | |
7d081355 AI |
4116 | if (c == quit_char |
4117 | || (wmsg.dwModifiers == 0 && | |
4118 | XFASTINT (Vw32_quit_key) && wParam == XFASTINT (Vw32_quit_key))) | |
3ef68e6b AI |
4119 | { |
4120 | Vquit_flag = Qt; | |
4121 | ||
4122 | /* The choice of message is somewhat arbitrary, as long as | |
4123 | the main thread handler just ignores it. */ | |
4124 | msg = WM_NULL; | |
4125 | ||
4126 | /* Interrupt any blocking system calls. */ | |
4127 | signal_quit (); | |
4128 | ||
4129 | /* As a safety precaution, forcibly complete any deferred | |
4130 | messages. This is a kludge, but I don't see any particularly | |
4131 | clean way to handle the situation where a deferred message is | |
4132 | "dropped" in the lisp thread, and will thus never be | |
4133 | completed, eg. by the user trying to activate the menubar | |
4134 | when the lisp thread is busy, and then typing C-g when the | |
4135 | menubar doesn't open promptly (with the result that the | |
4136 | menubar never responds at all because the deferred | |
4137 | WM_INITMENU message is never completed). Another problem | |
4138 | situation is when the lisp thread calls SendMessage (to send | |
4139 | a window manager command) when a message has been deferred; | |
4140 | the lisp thread gets blocked indefinitely waiting for the | |
4141 | deferred message to be completed, which itself is waiting for | |
4142 | the lisp thread to respond. | |
4143 | ||
4144 | Note that we don't want to block the input thread waiting for | |
4145 | a reponse from the lisp thread (although that would at least | |
4146 | solve the deadlock problem above), because we want to be able | |
4147 | to receive C-g to interrupt the lisp thread. */ | |
4148 | cancel_all_deferred_msgs (); | |
4149 | } | |
4150 | } | |
4151 | ||
4152 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4153 | } | |
4154 | ||
ee78dc32 GV |
4155 | /* Main window procedure */ |
4156 | ||
7d0393cf | 4157 | LRESULT CALLBACK |
fbd6baed | 4158 | w32_wnd_proc (hwnd, msg, wParam, lParam) |
ee78dc32 GV |
4159 | HWND hwnd; |
4160 | UINT msg; | |
4161 | WPARAM wParam; | |
4162 | LPARAM lParam; | |
4163 | { | |
4164 | struct frame *f; | |
fbd6baed GV |
4165 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
4166 | W32Msg wmsg; | |
84fb1139 | 4167 | int windows_translate; |
576ba81c | 4168 | int key; |
84fb1139 | 4169 | |
a6085637 KH |
4170 | /* Note that it is okay to call x_window_to_frame, even though we are |
4171 | not running in the main lisp thread, because frame deletion | |
4172 | requires the lisp thread to synchronize with this thread. Thus, if | |
4173 | a frame struct is returned, it can be used without concern that the | |
4174 | lisp thread might make it disappear while we are using it. | |
4175 | ||
4176 | NB. Walking the frame list in this thread is safe (as long as | |
4177 | writes of Lisp_Object slots are atomic, which they are on Windows). | |
4178 | Although delete-frame can destructively modify the frame list while | |
4179 | we are walking it, a garbage collection cannot occur until after | |
4180 | delete-frame has synchronized with this thread. | |
4181 | ||
4182 | It is also safe to use functions that make GDI calls, such as | |
fbd6baed | 4183 | w32_clear_rect, because these functions must obtain a DC handle |
a6085637 KH |
4184 | from the frame struct using get_frame_dc which is thread-aware. */ |
4185 | ||
7d0393cf | 4186 | switch (msg) |
ee78dc32 GV |
4187 | { |
4188 | case WM_ERASEBKGND: | |
a6085637 KH |
4189 | f = x_window_to_frame (dpyinfo, hwnd); |
4190 | if (f) | |
4191 | { | |
9badad41 | 4192 | HDC hdc = get_frame_dc (f); |
a6085637 | 4193 | GetUpdateRect (hwnd, &wmsg.rect, FALSE); |
9badad41 JR |
4194 | w32_clear_rect (f, hdc, &wmsg.rect); |
4195 | release_frame_dc (f, hdc); | |
ce6059da AI |
4196 | |
4197 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4198 | DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n", |
4199 | f, | |
4200 | wmsg.rect.left, wmsg.rect.top, | |
4201 | wmsg.rect.right, wmsg.rect.bottom)); | |
ce6059da | 4202 | #endif /* W32_DEBUG_DISPLAY */ |
a6085637 | 4203 | } |
5ac45f98 GV |
4204 | return 1; |
4205 | case WM_PALETTECHANGED: | |
4206 | /* ignore our own changes */ | |
4207 | if ((HWND)wParam != hwnd) | |
4208 | { | |
a6085637 KH |
4209 | f = x_window_to_frame (dpyinfo, hwnd); |
4210 | if (f) | |
4211 | /* get_frame_dc will realize our palette and force all | |
4212 | frames to be redrawn if needed. */ | |
4213 | release_frame_dc (f, get_frame_dc (f)); | |
5ac45f98 GV |
4214 | } |
4215 | return 0; | |
ee78dc32 | 4216 | case WM_PAINT: |
ce6059da | 4217 | { |
55dcfc15 AI |
4218 | PAINTSTRUCT paintStruct; |
4219 | RECT update_rect; | |
aa35b6ad | 4220 | bzero (&update_rect, sizeof (update_rect)); |
55dcfc15 | 4221 | |
18f0b342 AI |
4222 | f = x_window_to_frame (dpyinfo, hwnd); |
4223 | if (f == 0) | |
4224 | { | |
4225 | DebPrint (("WM_PAINT received for unknown window %p\n", hwnd)); | |
4226 | return 0; | |
4227 | } | |
4228 | ||
55dcfc15 AI |
4229 | /* MSDN Docs say not to call BeginPaint if GetUpdateRect |
4230 | fails. Apparently this can happen under some | |
4231 | circumstances. */ | |
aa35b6ad | 4232 | if (GetUpdateRect (hwnd, &update_rect, FALSE) || !w32_strict_painting) |
55dcfc15 AI |
4233 | { |
4234 | enter_crit (); | |
4235 | BeginPaint (hwnd, &paintStruct); | |
4236 | ||
aa35b6ad JR |
4237 | /* The rectangles returned by GetUpdateRect and BeginPaint |
4238 | do not always match. Play it safe by assuming both areas | |
4239 | are invalid. */ | |
4240 | UnionRect (&(wmsg.rect), &update_rect, &(paintStruct.rcPaint)); | |
55dcfc15 AI |
4241 | |
4242 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4243 | DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n", |
4244 | f, | |
4245 | wmsg.rect.left, wmsg.rect.top, | |
4246 | wmsg.rect.right, wmsg.rect.bottom)); | |
4247 | DebPrint ((" [update region is %d,%d-%d,%d]\n", | |
55dcfc15 AI |
4248 | update_rect.left, update_rect.top, |
4249 | update_rect.right, update_rect.bottom)); | |
4250 | #endif | |
4251 | EndPaint (hwnd, &paintStruct); | |
4252 | leave_crit (); | |
4253 | ||
4254 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
7d0393cf | 4255 | |
55dcfc15 AI |
4256 | return 0; |
4257 | } | |
c0611964 AI |
4258 | |
4259 | /* If GetUpdateRect returns 0 (meaning there is no update | |
4260 | region), assume the whole window needs to be repainted. */ | |
4261 | GetClientRect(hwnd, &wmsg.rect); | |
4262 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4263 | return 0; | |
ee78dc32 | 4264 | } |
a1a80b40 | 4265 | |
ccc2d29c GV |
4266 | case WM_INPUTLANGCHANGE: |
4267 | /* Inform lisp thread of keyboard layout changes. */ | |
4268 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4269 | ||
4270 | /* Clear dead keys in the keyboard state; for simplicity only | |
4271 | preserve modifier key states. */ | |
4272 | { | |
4273 | int i; | |
4274 | BYTE keystate[256]; | |
4275 | ||
4276 | GetKeyboardState (keystate); | |
4277 | for (i = 0; i < 256; i++) | |
4278 | if (1 | |
4279 | && i != VK_SHIFT | |
4280 | && i != VK_LSHIFT | |
4281 | && i != VK_RSHIFT | |
4282 | && i != VK_CAPITAL | |
4283 | && i != VK_NUMLOCK | |
4284 | && i != VK_SCROLL | |
4285 | && i != VK_CONTROL | |
4286 | && i != VK_LCONTROL | |
4287 | && i != VK_RCONTROL | |
4288 | && i != VK_MENU | |
4289 | && i != VK_LMENU | |
4290 | && i != VK_RMENU | |
4291 | && i != VK_LWIN | |
4292 | && i != VK_RWIN) | |
4293 | keystate[i] = 0; | |
4294 | SetKeyboardState (keystate); | |
4295 | } | |
4296 | goto dflt; | |
4297 | ||
4298 | case WM_HOTKEY: | |
4299 | /* Synchronize hot keys with normal input. */ | |
4300 | PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0); | |
4301 | return (0); | |
4302 | ||
a1a80b40 GV |
4303 | case WM_KEYUP: |
4304 | case WM_SYSKEYUP: | |
4305 | record_keyup (wParam, lParam); | |
4306 | goto dflt; | |
4307 | ||
ee78dc32 GV |
4308 | case WM_KEYDOWN: |
4309 | case WM_SYSKEYDOWN: | |
ccc2d29c GV |
4310 | /* Ignore keystrokes we fake ourself; see below. */ |
4311 | if (dpyinfo->faked_key == wParam) | |
4312 | { | |
4313 | dpyinfo->faked_key = 0; | |
576ba81c AI |
4314 | /* Make sure TranslateMessage sees them though (as long as |
4315 | they don't produce WM_CHAR messages). This ensures that | |
4316 | indicator lights are toggled promptly on Windows 9x, for | |
4317 | example. */ | |
4318 | if (lispy_function_keys[wParam] != 0) | |
4319 | { | |
4320 | windows_translate = 1; | |
4321 | goto translate; | |
4322 | } | |
4323 | return 0; | |
ccc2d29c GV |
4324 | } |
4325 | ||
7830e24b RS |
4326 | /* Synchronize modifiers with current keystroke. */ |
4327 | sync_modifiers (); | |
a1a80b40 | 4328 | record_keydown (wParam, lParam); |
ccc2d29c | 4329 | wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0); |
84fb1139 KH |
4330 | |
4331 | windows_translate = 0; | |
ccc2d29c GV |
4332 | |
4333 | switch (wParam) | |
4334 | { | |
4335 | case VK_LWIN: | |
4336 | if (NILP (Vw32_pass_lwindow_to_system)) | |
4337 | { | |
4338 | /* Prevent system from acting on keyup (which opens the | |
4339 | Start menu if no other key was pressed) by simulating a | |
4340 | press of Space which we will ignore. */ | |
4341 | if (GetAsyncKeyState (wParam) & 1) | |
4342 | { | |
adcc3809 | 4343 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4344 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4345 | else |
576ba81c AI |
4346 | key = VK_SPACE; |
4347 | dpyinfo->faked_key = key; | |
4348 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4349 | } |
4350 | } | |
4351 | if (!NILP (Vw32_lwindow_modifier)) | |
4352 | return 0; | |
4353 | break; | |
4354 | case VK_RWIN: | |
4355 | if (NILP (Vw32_pass_rwindow_to_system)) | |
4356 | { | |
4357 | if (GetAsyncKeyState (wParam) & 1) | |
4358 | { | |
adcc3809 | 4359 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4360 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4361 | else |
576ba81c AI |
4362 | key = VK_SPACE; |
4363 | dpyinfo->faked_key = key; | |
4364 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4365 | } |
4366 | } | |
4367 | if (!NILP (Vw32_rwindow_modifier)) | |
4368 | return 0; | |
4369 | break; | |
576ba81c | 4370 | case VK_APPS: |
ccc2d29c GV |
4371 | if (!NILP (Vw32_apps_modifier)) |
4372 | return 0; | |
4373 | break; | |
4374 | case VK_MENU: | |
7d0393cf | 4375 | if (NILP (Vw32_pass_alt_to_system)) |
adcc3809 GV |
4376 | /* Prevent DefWindowProc from activating the menu bar if an |
4377 | Alt key is pressed and released by itself. */ | |
ccc2d29c | 4378 | return 0; |
84fb1139 | 4379 | windows_translate = 1; |
ccc2d29c | 4380 | break; |
7d0393cf | 4381 | case VK_CAPITAL: |
ccc2d29c GV |
4382 | /* Decide whether to treat as modifier or function key. */ |
4383 | if (NILP (Vw32_enable_caps_lock)) | |
4384 | goto disable_lock_key; | |
adcc3809 GV |
4385 | windows_translate = 1; |
4386 | break; | |
ccc2d29c GV |
4387 | case VK_NUMLOCK: |
4388 | /* Decide whether to treat as modifier or function key. */ | |
4389 | if (NILP (Vw32_enable_num_lock)) | |
4390 | goto disable_lock_key; | |
adcc3809 GV |
4391 | windows_translate = 1; |
4392 | break; | |
ccc2d29c GV |
4393 | case VK_SCROLL: |
4394 | /* Decide whether to treat as modifier or function key. */ | |
4395 | if (NILP (Vw32_scroll_lock_modifier)) | |
4396 | goto disable_lock_key; | |
adcc3809 GV |
4397 | windows_translate = 1; |
4398 | break; | |
ccc2d29c | 4399 | disable_lock_key: |
adcc3809 GV |
4400 | /* Ensure the appropriate lock key state (and indicator light) |
4401 | remains in the same state. We do this by faking another | |
4402 | press of the relevant key. Apparently, this really is the | |
4403 | only way to toggle the state of the indicator lights. */ | |
4404 | dpyinfo->faked_key = wParam; | |
4405 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4406 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4407 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4408 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
4409 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4410 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4411 | /* Ensure indicator lights are updated promptly on Windows 9x | |
4412 | (TranslateMessage apparently does this), after forwarding | |
4413 | input event. */ | |
4414 | post_character_message (hwnd, msg, wParam, lParam, | |
4415 | w32_get_key_modifiers (wParam, lParam)); | |
4416 | windows_translate = 1; | |
ccc2d29c | 4417 | break; |
7d0393cf | 4418 | case VK_CONTROL: |
ccc2d29c GV |
4419 | case VK_SHIFT: |
4420 | case VK_PROCESSKEY: /* Generated by IME. */ | |
4421 | windows_translate = 1; | |
4422 | break; | |
adcc3809 GV |
4423 | case VK_CANCEL: |
4424 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, | |
4425 | which is confusing for purposes of key binding; convert | |
4426 | VK_CANCEL events into VK_PAUSE events. */ | |
4427 | wParam = VK_PAUSE; | |
4428 | break; | |
4429 | case VK_PAUSE: | |
4430 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing | |
4431 | for purposes of key binding; convert these back into | |
4432 | VK_NUMLOCK events, at least when we want to see NumLock key | |
4433 | presses. (Note that there is never any possibility that | |
4434 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ | |
4435 | if (NILP (Vw32_enable_num_lock) && modifier_set (VK_CONTROL)) | |
4436 | wParam = VK_NUMLOCK; | |
4437 | break; | |
ccc2d29c GV |
4438 | default: |
4439 | /* If not defined as a function key, change it to a WM_CHAR message. */ | |
4440 | if (lispy_function_keys[wParam] == 0) | |
4441 | { | |
adcc3809 GV |
4442 | DWORD modifiers = construct_console_modifiers (); |
4443 | ||
ccc2d29c GV |
4444 | if (!NILP (Vw32_recognize_altgr) |
4445 | && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU)) | |
4446 | { | |
4447 | /* Always let TranslateMessage handle AltGr key chords; | |
4448 | for some reason, ToAscii doesn't always process AltGr | |
4449 | chords correctly. */ | |
4450 | windows_translate = 1; | |
4451 | } | |
adcc3809 | 4452 | else if ((modifiers & (~SHIFT_PRESSED & ~CAPSLOCK_ON)) != 0) |
ccc2d29c | 4453 | { |
adcc3809 GV |
4454 | /* Handle key chords including any modifiers other |
4455 | than shift directly, in order to preserve as much | |
4456 | modifier information as possible. */ | |
ccc2d29c GV |
4457 | if ('A' <= wParam && wParam <= 'Z') |
4458 | { | |
4459 | /* Don't translate modified alphabetic keystrokes, | |
4460 | so the user doesn't need to constantly switch | |
4461 | layout to type control or meta keystrokes when | |
4462 | the normal layout translates alphabetic | |
4463 | characters to non-ascii characters. */ | |
4464 | if (!modifier_set (VK_SHIFT)) | |
4465 | wParam += ('a' - 'A'); | |
4466 | msg = WM_CHAR; | |
4467 | } | |
4468 | else | |
4469 | { | |
4470 | /* Try to handle other keystrokes by determining the | |
4471 | base character (ie. translating the base key plus | |
4472 | shift modifier). */ | |
4473 | int add; | |
4474 | int isdead = 0; | |
4475 | KEY_EVENT_RECORD key; | |
7d0393cf | 4476 | |
ccc2d29c GV |
4477 | key.bKeyDown = TRUE; |
4478 | key.wRepeatCount = 1; | |
4479 | key.wVirtualKeyCode = wParam; | |
4480 | key.wVirtualScanCode = (lParam & 0xFF0000) >> 16; | |
4481 | key.uChar.AsciiChar = 0; | |
adcc3809 | 4482 | key.dwControlKeyState = modifiers; |
ccc2d29c GV |
4483 | |
4484 | add = w32_kbd_patch_key (&key); | |
4485 | /* 0 means an unrecognised keycode, negative means | |
4486 | dead key. Ignore both. */ | |
4487 | while (--add >= 0) | |
4488 | { | |
4489 | /* Forward asciified character sequence. */ | |
4490 | post_character_message | |
4491 | (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam, | |
4492 | w32_get_key_modifiers (wParam, lParam)); | |
4493 | w32_kbd_patch_key (&key); | |
4494 | } | |
4495 | return 0; | |
4496 | } | |
4497 | } | |
4498 | else | |
4499 | { | |
4500 | /* Let TranslateMessage handle everything else. */ | |
4501 | windows_translate = 1; | |
4502 | } | |
4503 | } | |
4504 | } | |
a1a80b40 | 4505 | |
adcc3809 | 4506 | translate: |
84fb1139 KH |
4507 | if (windows_translate) |
4508 | { | |
e9e23e23 | 4509 | MSG windows_msg = { hwnd, msg, wParam, lParam, 0, {0,0} }; |
84fb1139 | 4510 | |
e9e23e23 GV |
4511 | windows_msg.time = GetMessageTime (); |
4512 | TranslateMessage (&windows_msg); | |
84fb1139 KH |
4513 | goto dflt; |
4514 | } | |
4515 | ||
ee78dc32 | 4516 | /* Fall through */ |
7d0393cf | 4517 | |
ee78dc32 GV |
4518 | case WM_SYSCHAR: |
4519 | case WM_CHAR: | |
ccc2d29c GV |
4520 | post_character_message (hwnd, msg, wParam, lParam, |
4521 | w32_get_key_modifiers (wParam, lParam)); | |
ee78dc32 | 4522 | break; |
da36a4d6 | 4523 | |
5ac45f98 GV |
4524 | /* Simulate middle mouse button events when left and right buttons |
4525 | are used together, but only if user has two button mouse. */ | |
ee78dc32 | 4526 | case WM_LBUTTONDOWN: |
5ac45f98 | 4527 | case WM_RBUTTONDOWN: |
7ce9aaca | 4528 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4529 | goto handle_plain_button; |
4530 | ||
4531 | { | |
4532 | int this = (msg == WM_LBUTTONDOWN) ? LMOUSE : RMOUSE; | |
4533 | int other = (msg == WM_LBUTTONDOWN) ? RMOUSE : LMOUSE; | |
4534 | ||
3cb20f4a RS |
4535 | if (button_state & this) |
4536 | return 0; | |
5ac45f98 GV |
4537 | |
4538 | if (button_state == 0) | |
4539 | SetCapture (hwnd); | |
4540 | ||
4541 | button_state |= this; | |
4542 | ||
4543 | if (button_state & other) | |
4544 | { | |
84fb1139 | 4545 | if (mouse_button_timer) |
5ac45f98 | 4546 | { |
84fb1139 KH |
4547 | KillTimer (hwnd, mouse_button_timer); |
4548 | mouse_button_timer = 0; | |
5ac45f98 GV |
4549 | |
4550 | /* Generate middle mouse event instead. */ | |
4551 | msg = WM_MBUTTONDOWN; | |
4552 | button_state |= MMOUSE; | |
4553 | } | |
4554 | else if (button_state & MMOUSE) | |
4555 | { | |
4556 | /* Ignore button event if we've already generated a | |
4557 | middle mouse down event. This happens if the | |
4558 | user releases and press one of the two buttons | |
4559 | after we've faked a middle mouse event. */ | |
4560 | return 0; | |
4561 | } | |
4562 | else | |
4563 | { | |
4564 | /* Flush out saved message. */ | |
84fb1139 | 4565 | post_msg (&saved_mouse_button_msg); |
5ac45f98 | 4566 | } |
fbd6baed | 4567 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4568 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4569 | ||
4570 | /* Clear message buffer. */ | |
84fb1139 | 4571 | saved_mouse_button_msg.msg.hwnd = 0; |
5ac45f98 GV |
4572 | } |
4573 | else | |
4574 | { | |
4575 | /* Hold onto message for now. */ | |
84fb1139 | 4576 | mouse_button_timer = |
adcc3809 GV |
4577 | SetTimer (hwnd, MOUSE_BUTTON_ID, |
4578 | XINT (Vw32_mouse_button_tolerance), NULL); | |
84fb1139 KH |
4579 | saved_mouse_button_msg.msg.hwnd = hwnd; |
4580 | saved_mouse_button_msg.msg.message = msg; | |
4581 | saved_mouse_button_msg.msg.wParam = wParam; | |
4582 | saved_mouse_button_msg.msg.lParam = lParam; | |
4583 | saved_mouse_button_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4584 | saved_mouse_button_msg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4585 | } |
4586 | } | |
4587 | return 0; | |
4588 | ||
ee78dc32 | 4589 | case WM_LBUTTONUP: |
5ac45f98 | 4590 | case WM_RBUTTONUP: |
7ce9aaca | 4591 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4592 | goto handle_plain_button; |
4593 | ||
4594 | { | |
4595 | int this = (msg == WM_LBUTTONUP) ? LMOUSE : RMOUSE; | |
4596 | int other = (msg == WM_LBUTTONUP) ? RMOUSE : LMOUSE; | |
4597 | ||
3cb20f4a RS |
4598 | if ((button_state & this) == 0) |
4599 | return 0; | |
5ac45f98 GV |
4600 | |
4601 | button_state &= ~this; | |
4602 | ||
4603 | if (button_state & MMOUSE) | |
4604 | { | |
4605 | /* Only generate event when second button is released. */ | |
4606 | if ((button_state & other) == 0) | |
4607 | { | |
4608 | msg = WM_MBUTTONUP; | |
4609 | button_state &= ~MMOUSE; | |
4610 | ||
4611 | if (button_state) abort (); | |
4612 | } | |
4613 | else | |
4614 | return 0; | |
4615 | } | |
4616 | else | |
4617 | { | |
4618 | /* Flush out saved message if necessary. */ | |
84fb1139 | 4619 | if (saved_mouse_button_msg.msg.hwnd) |
5ac45f98 | 4620 | { |
84fb1139 | 4621 | post_msg (&saved_mouse_button_msg); |
5ac45f98 GV |
4622 | } |
4623 | } | |
fbd6baed | 4624 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4625 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4626 | ||
4627 | /* Always clear message buffer and cancel timer. */ | |
84fb1139 KH |
4628 | saved_mouse_button_msg.msg.hwnd = 0; |
4629 | KillTimer (hwnd, mouse_button_timer); | |
4630 | mouse_button_timer = 0; | |
5ac45f98 GV |
4631 | |
4632 | if (button_state == 0) | |
4633 | ReleaseCapture (); | |
4634 | } | |
4635 | return 0; | |
4636 | ||
74214547 JR |
4637 | case WM_XBUTTONDOWN: |
4638 | case WM_XBUTTONUP: | |
4639 | if (w32_pass_extra_mouse_buttons_to_system) | |
4640 | goto dflt; | |
4641 | /* else fall through and process them. */ | |
ee78dc32 GV |
4642 | case WM_MBUTTONDOWN: |
4643 | case WM_MBUTTONUP: | |
5ac45f98 | 4644 | handle_plain_button: |
ee78dc32 GV |
4645 | { |
4646 | BOOL up; | |
1edf84e7 | 4647 | int button; |
ee78dc32 | 4648 | |
74214547 | 4649 | if (parse_button (msg, HIWORD (wParam), &button, &up)) |
ee78dc32 GV |
4650 | { |
4651 | if (up) ReleaseCapture (); | |
4652 | else SetCapture (hwnd); | |
7d0393cf | 4653 | button = (button == 0) ? LMOUSE : |
1edf84e7 GV |
4654 | ((button == 1) ? MMOUSE : RMOUSE); |
4655 | if (up) | |
4656 | button_state &= ~button; | |
4657 | else | |
4658 | button_state |= button; | |
ee78dc32 GV |
4659 | } |
4660 | } | |
7d0393cf | 4661 | |
fbd6baed | 4662 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 | 4663 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
74214547 JR |
4664 | |
4665 | /* Need to return true for XBUTTON messages, false for others, | |
4666 | to indicate that we processed the message. */ | |
4667 | return (msg == WM_XBUTTONDOWN || msg == WM_XBUTTONUP); | |
5ac45f98 | 4668 | |
5ac45f98 | 4669 | case WM_MOUSEMOVE: |
9eb16b62 JR |
4670 | /* If the mouse has just moved into the frame, start tracking |
4671 | it, so we will be notified when it leaves the frame. Mouse | |
4672 | tracking only works under W98 and NT4 and later. On earlier | |
4673 | versions, there is no way of telling when the mouse leaves the | |
4674 | frame, so we just have to put up with help-echo and mouse | |
4675 | highlighting remaining while the frame is not active. */ | |
4676 | if (track_mouse_event_fn && !track_mouse_window) | |
4677 | { | |
4678 | TRACKMOUSEEVENT tme; | |
4679 | tme.cbSize = sizeof (tme); | |
4680 | tme.dwFlags = TME_LEAVE; | |
4681 | tme.hwndTrack = hwnd; | |
4682 | ||
4683 | track_mouse_event_fn (&tme); | |
4684 | track_mouse_window = hwnd; | |
4685 | } | |
4686 | case WM_VSCROLL: | |
fbd6baed | 4687 | if (XINT (Vw32_mouse_move_interval) <= 0 |
84fb1139 KH |
4688 | || (msg == WM_MOUSEMOVE && button_state == 0)) |
4689 | { | |
fbd6baed | 4690 | wmsg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4691 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4692 | return 0; | |
4693 | } | |
7d0393cf | 4694 | |
84fb1139 KH |
4695 | /* Hang onto mouse move and scroll messages for a bit, to avoid |
4696 | sending such events to Emacs faster than it can process them. | |
4697 | If we get more events before the timer from the first message | |
4698 | expires, we just replace the first message. */ | |
4699 | ||
4700 | if (saved_mouse_move_msg.msg.hwnd == 0) | |
4701 | mouse_move_timer = | |
adcc3809 GV |
4702 | SetTimer (hwnd, MOUSE_MOVE_ID, |
4703 | XINT (Vw32_mouse_move_interval), NULL); | |
84fb1139 KH |
4704 | |
4705 | /* Hold onto message for now. */ | |
4706 | saved_mouse_move_msg.msg.hwnd = hwnd; | |
4707 | saved_mouse_move_msg.msg.message = msg; | |
4708 | saved_mouse_move_msg.msg.wParam = wParam; | |
4709 | saved_mouse_move_msg.msg.lParam = lParam; | |
4710 | saved_mouse_move_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4711 | saved_mouse_move_msg.dwModifiers = w32_get_modifiers (); |
7d0393cf | 4712 | |
84fb1139 KH |
4713 | return 0; |
4714 | ||
1edf84e7 GV |
4715 | case WM_MOUSEWHEEL: |
4716 | wmsg.dwModifiers = w32_get_modifiers (); | |
4717 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4718 | return 0; | |
4719 | ||
cb9e33d4 RS |
4720 | case WM_DROPFILES: |
4721 | wmsg.dwModifiers = w32_get_modifiers (); | |
4722 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4723 | return 0; | |
4724 | ||
84fb1139 KH |
4725 | case WM_TIMER: |
4726 | /* Flush out saved messages if necessary. */ | |
4727 | if (wParam == mouse_button_timer) | |
5ac45f98 | 4728 | { |
84fb1139 KH |
4729 | if (saved_mouse_button_msg.msg.hwnd) |
4730 | { | |
4731 | post_msg (&saved_mouse_button_msg); | |
4732 | saved_mouse_button_msg.msg.hwnd = 0; | |
4733 | } | |
4734 | KillTimer (hwnd, mouse_button_timer); | |
4735 | mouse_button_timer = 0; | |
4736 | } | |
4737 | else if (wParam == mouse_move_timer) | |
4738 | { | |
4739 | if (saved_mouse_move_msg.msg.hwnd) | |
4740 | { | |
4741 | post_msg (&saved_mouse_move_msg); | |
4742 | saved_mouse_move_msg.msg.hwnd = 0; | |
4743 | } | |
4744 | KillTimer (hwnd, mouse_move_timer); | |
4745 | mouse_move_timer = 0; | |
5ac45f98 | 4746 | } |
48094ace JR |
4747 | else if (wParam == menu_free_timer) |
4748 | { | |
4749 | KillTimer (hwnd, menu_free_timer); | |
4750 | menu_free_timer = 0; | |
27605fa7 | 4751 | f = x_window_to_frame (dpyinfo, hwnd); |
48094ace JR |
4752 | if (!f->output_data.w32->menu_command_in_progress) |
4753 | { | |
4754 | /* Free memory used by owner-drawn and help-echo strings. */ | |
4755 | w32_free_menu_strings (hwnd); | |
4756 | f->output_data.w32->menubar_active = 0; | |
4757 | } | |
4758 | } | |
5ac45f98 | 4759 | return 0; |
7d0393cf | 4760 | |
84fb1139 KH |
4761 | case WM_NCACTIVATE: |
4762 | /* Windows doesn't send us focus messages when putting up and | |
e9e23e23 | 4763 | taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95. |
84fb1139 KH |
4764 | The only indication we get that something happened is receiving |
4765 | this message afterwards. So this is a good time to reset our | |
4766 | keyboard modifiers' state. */ | |
4767 | reset_modifiers (); | |
4768 | goto dflt; | |
da36a4d6 | 4769 | |
1edf84e7 | 4770 | case WM_INITMENU: |
487163ac AI |
4771 | button_state = 0; |
4772 | ReleaseCapture (); | |
1edf84e7 GV |
4773 | /* We must ensure menu bar is fully constructed and up to date |
4774 | before allowing user interaction with it. To achieve this | |
4775 | we send this message to the lisp thread and wait for a | |
4776 | reply (whose value is not actually needed) to indicate that | |
4777 | the menu bar is now ready for use, so we can now return. | |
4778 | ||
4779 | To remain responsive in the meantime, we enter a nested message | |
4780 | loop that can process all other messages. | |
4781 | ||
4782 | However, we skip all this if the message results from calling | |
4783 | TrackPopupMenu - in fact, we must NOT attempt to send the lisp | |
4784 | thread a message because it is blocked on us at this point. We | |
4785 | set menubar_active before calling TrackPopupMenu to indicate | |
4786 | this (there is no possibility of confusion with real menubar | |
4787 | being active). */ | |
4788 | ||
4789 | f = x_window_to_frame (dpyinfo, hwnd); | |
4790 | if (f | |
4791 | && (f->output_data.w32->menubar_active | |
4792 | /* We can receive this message even in the absence of a | |
4793 | menubar (ie. when the system menu is activated) - in this | |
4794 | case we do NOT want to forward the message, otherwise it | |
4795 | will cause the menubar to suddenly appear when the user | |
4796 | had requested it to be turned off! */ | |
4797 | || f->output_data.w32->menubar_widget == NULL)) | |
4798 | return 0; | |
4799 | ||
4800 | { | |
4801 | deferred_msg msg_buf; | |
4802 | ||
4803 | /* Detect if message has already been deferred; in this case | |
4804 | we cannot return any sensible value to ignore this. */ | |
4805 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4806 | abort (); | |
4807 | ||
4808 | return send_deferred_msg (&msg_buf, hwnd, msg, wParam, lParam); | |
4809 | } | |
4810 | ||
4811 | case WM_EXITMENULOOP: | |
4812 | f = x_window_to_frame (dpyinfo, hwnd); | |
4813 | ||
48094ace JR |
4814 | /* If a menu command is not already in progress, check again |
4815 | after a short delay, since Windows often (always?) sends the | |
4816 | WM_EXITMENULOOP before the corresponding WM_COMMAND message. */ | |
4817 | if (f && !f->output_data.w32->menu_command_in_progress) | |
4818 | menu_free_timer = SetTimer (hwnd, MENU_FREE_ID, MENU_FREE_DELAY, NULL); | |
1edf84e7 GV |
4819 | goto dflt; |
4820 | ||
126f2e35 | 4821 | case WM_MENUSELECT: |
4e3a1c61 JR |
4822 | /* Direct handling of help_echo in menus. Should be safe now |
4823 | that we generate the help_echo by placing a help event in the | |
4824 | keyboard buffer. */ | |
ca56d953 | 4825 | { |
ca56d953 JR |
4826 | HMENU menu = (HMENU) lParam; |
4827 | UINT menu_item = (UINT) LOWORD (wParam); | |
4828 | UINT flags = (UINT) HIWORD (wParam); | |
4829 | ||
4e3a1c61 | 4830 | w32_menu_display_help (hwnd, menu, menu_item, flags); |
ca56d953 | 4831 | } |
126f2e35 JR |
4832 | return 0; |
4833 | ||
87996783 GV |
4834 | case WM_MEASUREITEM: |
4835 | f = x_window_to_frame (dpyinfo, hwnd); | |
4836 | if (f) | |
4837 | { | |
4838 | MEASUREITEMSTRUCT * pMis = (MEASUREITEMSTRUCT *) lParam; | |
4839 | ||
4840 | if (pMis->CtlType == ODT_MENU) | |
4841 | { | |
4842 | /* Work out dimensions for popup menu titles. */ | |
4843 | char * title = (char *) pMis->itemData; | |
4844 | HDC hdc = GetDC (hwnd); | |
4845 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4846 | LOGFONT menu_logfont; | |
4847 | HFONT old_font; | |
4848 | SIZE size; | |
4849 | ||
4850 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4851 | menu_logfont.lfWeight = FW_BOLD; | |
4852 | menu_font = CreateFontIndirect (&menu_logfont); | |
4853 | old_font = SelectObject (hdc, menu_font); | |
4854 | ||
dfff8a69 JR |
4855 | pMis->itemHeight = GetSystemMetrics (SM_CYMENUSIZE); |
4856 | if (title) | |
4857 | { | |
4858 | GetTextExtentPoint32 (hdc, title, strlen (title), &size); | |
4859 | pMis->itemWidth = size.cx; | |
4860 | if (pMis->itemHeight < size.cy) | |
4861 | pMis->itemHeight = size.cy; | |
4862 | } | |
4863 | else | |
4864 | pMis->itemWidth = 0; | |
87996783 GV |
4865 | |
4866 | SelectObject (hdc, old_font); | |
4867 | DeleteObject (menu_font); | |
4868 | ReleaseDC (hwnd, hdc); | |
4869 | return TRUE; | |
4870 | } | |
4871 | } | |
4872 | return 0; | |
4873 | ||
4874 | case WM_DRAWITEM: | |
4875 | f = x_window_to_frame (dpyinfo, hwnd); | |
4876 | if (f) | |
4877 | { | |
4878 | DRAWITEMSTRUCT * pDis = (DRAWITEMSTRUCT *) lParam; | |
4879 | ||
4880 | if (pDis->CtlType == ODT_MENU) | |
4881 | { | |
4882 | /* Draw popup menu title. */ | |
4883 | char * title = (char *) pDis->itemData; | |
212da13b JR |
4884 | if (title) |
4885 | { | |
4886 | HDC hdc = pDis->hDC; | |
4887 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4888 | LOGFONT menu_logfont; | |
4889 | HFONT old_font; | |
4890 | ||
4891 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4892 | menu_logfont.lfWeight = FW_BOLD; | |
4893 | menu_font = CreateFontIndirect (&menu_logfont); | |
4894 | old_font = SelectObject (hdc, menu_font); | |
4895 | ||
4896 | /* Always draw title as if not selected. */ | |
4897 | ExtTextOut (hdc, | |
4898 | pDis->rcItem.left | |
4899 | + GetSystemMetrics (SM_CXMENUCHECK), | |
4900 | pDis->rcItem.top, | |
4901 | ETO_OPAQUE, &pDis->rcItem, | |
4902 | title, strlen (title), NULL); | |
4903 | ||
4904 | SelectObject (hdc, old_font); | |
4905 | DeleteObject (menu_font); | |
4906 | } | |
87996783 GV |
4907 | return TRUE; |
4908 | } | |
4909 | } | |
4910 | return 0; | |
4911 | ||
1edf84e7 GV |
4912 | #if 0 |
4913 | /* Still not right - can't distinguish between clicks in the | |
4914 | client area of the frame from clicks forwarded from the scroll | |
4915 | bars - may have to hook WM_NCHITTEST to remember the mouse | |
4916 | position and then check if it is in the client area ourselves. */ | |
4917 | case WM_MOUSEACTIVATE: | |
4918 | /* Discard the mouse click that activates a frame, allowing the | |
4919 | user to click anywhere without changing point (or worse!). | |
4920 | Don't eat mouse clicks on scrollbars though!! */ | |
4921 | if (LOWORD (lParam) == HTCLIENT ) | |
4922 | return MA_ACTIVATEANDEAT; | |
4923 | goto dflt; | |
4924 | #endif | |
4925 | ||
9eb16b62 JR |
4926 | case WM_MOUSELEAVE: |
4927 | /* No longer tracking mouse. */ | |
4928 | track_mouse_window = NULL; | |
4929 | ||
1edf84e7 | 4930 | case WM_ACTIVATEAPP: |
ccc2d29c | 4931 | case WM_ACTIVATE: |
1edf84e7 GV |
4932 | case WM_WINDOWPOSCHANGED: |
4933 | case WM_SHOWWINDOW: | |
4934 | /* Inform lisp thread that a frame might have just been obscured | |
4935 | or exposed, so should recheck visibility of all frames. */ | |
4936 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4937 | goto dflt; | |
4938 | ||
da36a4d6 | 4939 | case WM_SETFOCUS: |
adcc3809 GV |
4940 | dpyinfo->faked_key = 0; |
4941 | reset_modifiers (); | |
ccc2d29c GV |
4942 | register_hot_keys (hwnd); |
4943 | goto command; | |
8681157a | 4944 | case WM_KILLFOCUS: |
ccc2d29c | 4945 | unregister_hot_keys (hwnd); |
487163ac AI |
4946 | button_state = 0; |
4947 | ReleaseCapture (); | |
65906840 JR |
4948 | /* Relinquish the system caret. */ |
4949 | if (w32_system_caret_hwnd) | |
4950 | { | |
93f2ca61 | 4951 | w32_visible_system_caret_hwnd = NULL; |
d285988b JR |
4952 | w32_system_caret_hwnd = NULL; |
4953 | DestroyCaret (); | |
65906840 | 4954 | } |
48094ace JR |
4955 | goto command; |
4956 | case WM_COMMAND: | |
4957 | f = x_window_to_frame (dpyinfo, hwnd); | |
4958 | if (f && HIWORD (wParam) == 0) | |
4959 | { | |
4960 | f->output_data.w32->menu_command_in_progress = 1; | |
4961 | if (menu_free_timer) | |
4962 | { | |
4963 | KillTimer (hwnd, menu_free_timer); | |
7d0393cf | 4964 | menu_free_timer = 0; |
48094ace JR |
4965 | } |
4966 | } | |
ee78dc32 GV |
4967 | case WM_MOVE: |
4968 | case WM_SIZE: | |
ccc2d29c | 4969 | command: |
fbd6baed | 4970 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 GV |
4971 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4972 | goto dflt; | |
8847d890 RS |
4973 | |
4974 | case WM_CLOSE: | |
fbd6baed | 4975 | wmsg.dwModifiers = w32_get_modifiers (); |
8847d890 RS |
4976 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4977 | return 0; | |
4978 | ||
ee78dc32 | 4979 | case WM_WINDOWPOSCHANGING: |
bfd6edcc JR |
4980 | /* Don't restrict the sizing of tip frames. */ |
4981 | if (hwnd == tip_window) | |
4982 | return 0; | |
ee78dc32 GV |
4983 | { |
4984 | WINDOWPLACEMENT wp; | |
4985 | LPWINDOWPOS lppos = (WINDOWPOS *) lParam; | |
1edf84e7 GV |
4986 | |
4987 | wp.length = sizeof (WINDOWPLACEMENT); | |
ee78dc32 | 4988 | GetWindowPlacement (hwnd, &wp); |
7d0393cf | 4989 | |
1edf84e7 | 4990 | if (wp.showCmd != SW_SHOWMINIMIZED && (lppos->flags & SWP_NOSIZE) == 0) |
ee78dc32 GV |
4991 | { |
4992 | RECT rect; | |
4993 | int wdiff; | |
4994 | int hdiff; | |
1edf84e7 GV |
4995 | DWORD font_width; |
4996 | DWORD line_height; | |
4997 | DWORD internal_border; | |
4998 | DWORD scrollbar_extra; | |
ee78dc32 | 4999 | RECT wr; |
7d0393cf | 5000 | |
5ac45f98 | 5001 | wp.length = sizeof(wp); |
ee78dc32 | 5002 | GetWindowRect (hwnd, &wr); |
7d0393cf | 5003 | |
3c190163 | 5004 | enter_crit (); |
7d0393cf | 5005 | |
1edf84e7 GV |
5006 | font_width = GetWindowLong (hwnd, WND_FONTWIDTH_INDEX); |
5007 | line_height = GetWindowLong (hwnd, WND_LINEHEIGHT_INDEX); | |
5008 | internal_border = GetWindowLong (hwnd, WND_BORDER_INDEX); | |
5009 | scrollbar_extra = GetWindowLong (hwnd, WND_SCROLLBAR_INDEX); | |
7d0393cf | 5010 | |
3c190163 | 5011 | leave_crit (); |
7d0393cf | 5012 | |
ee78dc32 | 5013 | memset (&rect, 0, sizeof (rect)); |
7d0393cf | 5014 | AdjustWindowRect (&rect, GetWindowLong (hwnd, GWL_STYLE), |
ee78dc32 GV |
5015 | GetMenu (hwnd) != NULL); |
5016 | ||
1edf84e7 GV |
5017 | /* Force width and height of client area to be exact |
5018 | multiples of the character cell dimensions. */ | |
5019 | wdiff = (lppos->cx - (rect.right - rect.left) | |
5020 | - 2 * internal_border - scrollbar_extra) | |
5021 | % font_width; | |
5022 | hdiff = (lppos->cy - (rect.bottom - rect.top) | |
5023 | - 2 * internal_border) | |
5024 | % line_height; | |
7d0393cf | 5025 | |
ee78dc32 GV |
5026 | if (wdiff || hdiff) |
5027 | { | |
7d0393cf JB |
5028 | /* For right/bottom sizing we can just fix the sizes. |
5029 | However for top/left sizing we will need to fix the X | |
ee78dc32 | 5030 | and Y positions as well. */ |
7d0393cf | 5031 | |
ee78dc32 GV |
5032 | lppos->cx -= wdiff; |
5033 | lppos->cy -= hdiff; | |
7d0393cf JB |
5034 | |
5035 | if (wp.showCmd != SW_SHOWMAXIMIZED | |
1edf84e7 | 5036 | && (lppos->flags & SWP_NOMOVE) == 0) |
ee78dc32 GV |
5037 | { |
5038 | if (lppos->x != wr.left || lppos->y != wr.top) | |
5039 | { | |
5040 | lppos->x += wdiff; | |
5041 | lppos->y += hdiff; | |
5042 | } | |
5043 | else | |
5044 | { | |
5045 | lppos->flags |= SWP_NOMOVE; | |
5046 | } | |
5047 | } | |
7d0393cf | 5048 | |
1edf84e7 | 5049 | return 0; |
ee78dc32 GV |
5050 | } |
5051 | } | |
5052 | } | |
7d0393cf | 5053 | |
ee78dc32 | 5054 | goto dflt; |
1edf84e7 | 5055 | |
b1f918f8 GV |
5056 | case WM_GETMINMAXINFO: |
5057 | /* Hack to correct bug that allows Emacs frames to be resized | |
5058 | below the Minimum Tracking Size. */ | |
5059 | ((LPMINMAXINFO) lParam)->ptMinTrackSize.y++; | |
bf853fee AI |
5060 | /* Hack to allow resizing the Emacs frame above the screen size. |
5061 | Note that Windows 9x limits coordinates to 16-bits. */ | |
5062 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.x = 32767; | |
5063 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.y = 32767; | |
b1f918f8 GV |
5064 | return 0; |
5065 | ||
1edf84e7 GV |
5066 | case WM_EMACS_CREATESCROLLBAR: |
5067 | return (LRESULT) w32_createscrollbar ((struct frame *) wParam, | |
5068 | (struct scroll_bar *) lParam); | |
5069 | ||
5ac45f98 | 5070 | case WM_EMACS_SHOWWINDOW: |
1edf84e7 GV |
5071 | return ShowWindow ((HWND) wParam, (WPARAM) lParam); |
5072 | ||
dfdb4047 | 5073 | case WM_EMACS_SETFOREGROUND: |
ce6059da AI |
5074 | { |
5075 | HWND foreground_window; | |
5076 | DWORD foreground_thread, retval; | |
5077 | ||
5078 | /* On NT 5.0, and apparently Windows 98, it is necessary to | |
5079 | attach to the thread that currently has focus in order to | |
5080 | pull the focus away from it. */ | |
5081 | foreground_window = GetForegroundWindow (); | |
5082 | foreground_thread = GetWindowThreadProcessId (foreground_window, NULL); | |
5083 | if (!foreground_window | |
5084 | || foreground_thread == GetCurrentThreadId () | |
5085 | || !AttachThreadInput (GetCurrentThreadId (), | |
5086 | foreground_thread, TRUE)) | |
5087 | foreground_thread = 0; | |
5088 | ||
5089 | retval = SetForegroundWindow ((HWND) wParam); | |
5090 | ||
5091 | /* Detach from the previous foreground thread. */ | |
5092 | if (foreground_thread) | |
5093 | AttachThreadInput (GetCurrentThreadId (), | |
5094 | foreground_thread, FALSE); | |
5095 | ||
5096 | return retval; | |
5097 | } | |
dfdb4047 | 5098 | |
5ac45f98 GV |
5099 | case WM_EMACS_SETWINDOWPOS: |
5100 | { | |
1edf84e7 GV |
5101 | WINDOWPOS * pos = (WINDOWPOS *) wParam; |
5102 | return SetWindowPos (hwnd, pos->hwndInsertAfter, | |
5ac45f98 GV |
5103 | pos->x, pos->y, pos->cx, pos->cy, pos->flags); |
5104 | } | |
1edf84e7 | 5105 | |
ee78dc32 | 5106 | case WM_EMACS_DESTROYWINDOW: |
cb9e33d4 | 5107 | DragAcceptFiles ((HWND) wParam, FALSE); |
1edf84e7 GV |
5108 | return DestroyWindow ((HWND) wParam); |
5109 | ||
93f2ca61 JR |
5110 | case WM_EMACS_HIDE_CARET: |
5111 | return HideCaret (hwnd); | |
5112 | ||
5113 | case WM_EMACS_SHOW_CARET: | |
5114 | return ShowCaret (hwnd); | |
5115 | ||
65906840 JR |
5116 | case WM_EMACS_DESTROY_CARET: |
5117 | w32_system_caret_hwnd = NULL; | |
93f2ca61 | 5118 | w32_visible_system_caret_hwnd = NULL; |
65906840 JR |
5119 | return DestroyCaret (); |
5120 | ||
5121 | case WM_EMACS_TRACK_CARET: | |
5122 | /* If there is currently no system caret, create one. */ | |
5123 | if (w32_system_caret_hwnd == NULL) | |
5124 | { | |
93f2ca61 JR |
5125 | /* Use the default caret width, and avoid changing it |
5126 | unneccesarily, as it confuses screen reader software. */ | |
65906840 | 5127 | w32_system_caret_hwnd = hwnd; |
93f2ca61 | 5128 | CreateCaret (hwnd, NULL, 0, |
65906840 JR |
5129 | w32_system_caret_height); |
5130 | } | |
7d0393cf | 5131 | |
93f2ca61 JR |
5132 | if (!SetCaretPos (w32_system_caret_x, w32_system_caret_y)) |
5133 | return 0; | |
5134 | /* Ensure visible caret gets turned on when requested. */ | |
5135 | else if (w32_use_visible_system_caret | |
5136 | && w32_visible_system_caret_hwnd != hwnd) | |
5137 | { | |
5138 | w32_visible_system_caret_hwnd = hwnd; | |
5139 | return ShowCaret (hwnd); | |
5140 | } | |
5141 | /* Ensure visible caret gets turned off when requested. */ | |
5142 | else if (!w32_use_visible_system_caret | |
5143 | && w32_visible_system_caret_hwnd) | |
5144 | { | |
5145 | w32_visible_system_caret_hwnd = NULL; | |
5146 | return HideCaret (hwnd); | |
5147 | } | |
5148 | else | |
5149 | return 1; | |
65906840 | 5150 | |
1edf84e7 GV |
5151 | case WM_EMACS_TRACKPOPUPMENU: |
5152 | { | |
5153 | UINT flags; | |
5154 | POINT *pos; | |
5155 | int retval; | |
5156 | pos = (POINT *)lParam; | |
5157 | flags = TPM_CENTERALIGN; | |
5158 | if (button_state & LMOUSE) | |
5159 | flags |= TPM_LEFTBUTTON; | |
5160 | else if (button_state & RMOUSE) | |
5161 | flags |= TPM_RIGHTBUTTON; | |
7d0393cf | 5162 | |
87996783 GV |
5163 | /* Remember we did a SetCapture on the initial mouse down event, |
5164 | so for safety, we make sure the capture is cancelled now. */ | |
5165 | ReleaseCapture (); | |
490822ff | 5166 | button_state = 0; |
87996783 | 5167 | |
1edf84e7 GV |
5168 | /* Use menubar_active to indicate that WM_INITMENU is from |
5169 | TrackPopupMenu below, and should be ignored. */ | |
5170 | f = x_window_to_frame (dpyinfo, hwnd); | |
5171 | if (f) | |
5172 | f->output_data.w32->menubar_active = 1; | |
7d0393cf JB |
5173 | |
5174 | if (TrackPopupMenu ((HMENU)wParam, flags, pos->x, pos->y, | |
1edf84e7 GV |
5175 | 0, hwnd, NULL)) |
5176 | { | |
5177 | MSG amsg; | |
5178 | /* Eat any mouse messages during popupmenu */ | |
5179 | while (PeekMessage (&amsg, hwnd, WM_MOUSEFIRST, WM_MOUSELAST, | |
5180 | PM_REMOVE)); | |
5181 | /* Get the menu selection, if any */ | |
5182 | if (PeekMessage (&amsg, hwnd, WM_COMMAND, WM_COMMAND, PM_REMOVE)) | |
5183 | { | |
5184 | retval = LOWORD (amsg.wParam); | |
5185 | } | |
5186 | else | |
5187 | { | |
5188 | retval = 0; | |
5189 | } | |
1edf84e7 GV |
5190 | } |
5191 | else | |
5192 | { | |
5193 | retval = -1; | |
5194 | } | |
5195 | ||
5196 | return retval; | |
5197 | } | |
5198 | ||
ee78dc32 | 5199 | default: |
93fbe8b7 GV |
5200 | /* Check for messages registered at runtime. */ |
5201 | if (msg == msh_mousewheel) | |
5202 | { | |
5203 | wmsg.dwModifiers = w32_get_modifiers (); | |
5204 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
5205 | return 0; | |
5206 | } | |
7d0393cf | 5207 | |
ee78dc32 GV |
5208 | dflt: |
5209 | return DefWindowProc (hwnd, msg, wParam, lParam); | |
5210 | } | |
7d0393cf | 5211 | |
1edf84e7 GV |
5212 | |
5213 | /* The most common default return code for handled messages is 0. */ | |
5214 | return 0; | |
ee78dc32 GV |
5215 | } |
5216 | ||
7d0393cf | 5217 | void |
ee78dc32 GV |
5218 | my_create_window (f) |
5219 | struct frame * f; | |
5220 | { | |
5221 | MSG msg; | |
5222 | ||
1edf84e7 GV |
5223 | if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW, (WPARAM)f, 0)) |
5224 | abort (); | |
ee78dc32 GV |
5225 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
5226 | } | |
5227 | ||
ca56d953 JR |
5228 | |
5229 | /* Create a tooltip window. Unlike my_create_window, we do not do this | |
5230 | indirectly via the Window thread, as we do not need to process Window | |
5231 | messages for the tooltip. Creating tooltips indirectly also creates | |
5232 | deadlocks when tooltips are created for menu items. */ | |
7d0393cf | 5233 | void |
ca56d953 JR |
5234 | my_create_tip_window (f) |
5235 | struct frame *f; | |
5236 | { | |
bfd6edcc | 5237 | RECT rect; |
ca56d953 | 5238 | |
bfd6edcc JR |
5239 | rect.left = rect.top = 0; |
5240 | rect.right = PIXEL_WIDTH (f); | |
5241 | rect.bottom = PIXEL_HEIGHT (f); | |
5242 | ||
5243 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
5244 | FRAME_EXTERNAL_MENU_BAR (f)); | |
5245 | ||
5246 | tip_window = FRAME_W32_WINDOW (f) | |
ca56d953 JR |
5247 | = CreateWindow (EMACS_CLASS, |
5248 | f->namebuf, | |
5249 | f->output_data.w32->dwStyle, | |
5250 | f->output_data.w32->left_pos, | |
5251 | f->output_data.w32->top_pos, | |
bfd6edcc JR |
5252 | rect.right - rect.left, |
5253 | rect.bottom - rect.top, | |
ca56d953 JR |
5254 | FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */ |
5255 | NULL, | |
5256 | hinst, | |
5257 | NULL); | |
5258 | ||
bfd6edcc | 5259 | if (tip_window) |
ca56d953 | 5260 | { |
bfd6edcc JR |
5261 | SetWindowLong (tip_window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
5262 | SetWindowLong (tip_window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
5263 | SetWindowLong (tip_window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
5264 | SetWindowLong (tip_window, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); | |
5265 | ||
5266 | /* Tip frames have no scrollbars. */ | |
5267 | SetWindowLong (tip_window, WND_SCROLLBAR_INDEX, 0); | |
ca56d953 JR |
5268 | |
5269 | /* Do this to discard the default setting specified by our parent. */ | |
bfd6edcc | 5270 | ShowWindow (tip_window, SW_HIDE); |
ca56d953 JR |
5271 | } |
5272 | } | |
5273 | ||
5274 | ||
fbd6baed | 5275 | /* Create and set up the w32 window for frame F. */ |
ee78dc32 GV |
5276 | |
5277 | static void | |
fbd6baed | 5278 | w32_window (f, window_prompting, minibuffer_only) |
ee78dc32 GV |
5279 | struct frame *f; |
5280 | long window_prompting; | |
5281 | int minibuffer_only; | |
5282 | { | |
5283 | BLOCK_INPUT; | |
5284 | ||
5285 | /* Use the resource name as the top-level window name | |
5286 | for looking up resources. Make a non-Lisp copy | |
5287 | for the window manager, so GC relocation won't bother it. | |
5288 | ||
5289 | Elsewhere we specify the window name for the window manager. */ | |
7d0393cf | 5290 | |
ee78dc32 | 5291 | { |
d5db4077 | 5292 | char *str = (char *) SDATA (Vx_resource_name); |
ee78dc32 GV |
5293 | f->namebuf = (char *) xmalloc (strlen (str) + 1); |
5294 | strcpy (f->namebuf, str); | |
5295 | } | |
5296 | ||
5297 | my_create_window (f); | |
5298 | ||
5299 | validate_x_resource_name (); | |
5300 | ||
5301 | /* x_set_name normally ignores requests to set the name if the | |
5302 | requested name is the same as the current name. This is the one | |
5303 | place where that assumption isn't correct; f->name is set, but | |
5304 | the server hasn't been told. */ | |
5305 | { | |
5306 | Lisp_Object name; | |
5307 | int explicit = f->explicit_name; | |
5308 | ||
5309 | f->explicit_name = 0; | |
5310 | name = f->name; | |
5311 | f->name = Qnil; | |
5312 | x_set_name (f, name, explicit); | |
5313 | } | |
5314 | ||
5315 | UNBLOCK_INPUT; | |
5316 | ||
5317 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
5318 | initialize_frame_menubar (f); | |
5319 | ||
fbd6baed | 5320 | if (FRAME_W32_WINDOW (f) == 0) |
ee78dc32 GV |
5321 | error ("Unable to create window"); |
5322 | } | |
5323 | ||
5324 | /* Handle the icon stuff for this window. Perhaps later we might | |
5325 | want an x_set_icon_position which can be called interactively as | |
5326 | well. */ | |
5327 | ||
5328 | static void | |
5329 | x_icon (f, parms) | |
5330 | struct frame *f; | |
5331 | Lisp_Object parms; | |
5332 | { | |
5333 | Lisp_Object icon_x, icon_y; | |
5334 | ||
e9e23e23 | 5335 | /* Set the position of the icon. Note that Windows 95 groups all |
ee78dc32 | 5336 | icons in the tray. */ |
6fc2811b JR |
5337 | icon_x = w32_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
5338 | icon_y = w32_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
5339 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
5340 | { | |
b7826503 PJ |
5341 | CHECK_NUMBER (icon_x); |
5342 | CHECK_NUMBER (icon_y); | |
ee78dc32 GV |
5343 | } |
5344 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) | |
5345 | error ("Both left and top icon corners of icon must be specified"); | |
5346 | ||
5347 | BLOCK_INPUT; | |
5348 | ||
5349 | if (! EQ (icon_x, Qunbound)) | |
5350 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
5351 | ||
1edf84e7 GV |
5352 | #if 0 /* TODO */ |
5353 | /* Start up iconic or window? */ | |
5354 | x_wm_set_window_state | |
6fc2811b | 5355 | (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) |
1edf84e7 GV |
5356 | ? IconicState |
5357 | : NormalState)); | |
5358 | ||
d5db4077 | 5359 | x_text_icon (f, (char *) SDATA ((!NILP (f->icon_name) |
1edf84e7 | 5360 | ? f->icon_name |
d5db4077 | 5361 | : f->name))); |
1edf84e7 GV |
5362 | #endif |
5363 | ||
ee78dc32 GV |
5364 | UNBLOCK_INPUT; |
5365 | } | |
5366 | ||
6fc2811b JR |
5367 | |
5368 | static void | |
5369 | x_make_gc (f) | |
5370 | struct frame *f; | |
5371 | { | |
5372 | XGCValues gc_values; | |
5373 | ||
5374 | BLOCK_INPUT; | |
5375 | ||
5376 | /* Create the GC's of this frame. | |
5377 | Note that many default values are used. */ | |
5378 | ||
5379 | /* Normal video */ | |
5380 | gc_values.font = f->output_data.w32->font; | |
5381 | ||
5382 | /* Cursor has cursor-color background, background-color foreground. */ | |
5383 | gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); | |
5384 | gc_values.background = f->output_data.w32->cursor_pixel; | |
5385 | f->output_data.w32->cursor_gc | |
5386 | = XCreateGC (NULL, FRAME_W32_WINDOW (f), | |
5387 | (GCFont | GCForeground | GCBackground), | |
5388 | &gc_values); | |
5389 | ||
5390 | /* Reliefs. */ | |
5391 | f->output_data.w32->white_relief.gc = 0; | |
5392 | f->output_data.w32->black_relief.gc = 0; | |
5393 | ||
5394 | UNBLOCK_INPUT; | |
5395 | } | |
5396 | ||
5397 | ||
937e601e AI |
5398 | /* Handler for signals raised during x_create_frame and |
5399 | x_create_top_frame. FRAME is the frame which is partially | |
5400 | constructed. */ | |
5401 | ||
5402 | static Lisp_Object | |
5403 | unwind_create_frame (frame) | |
5404 | Lisp_Object frame; | |
5405 | { | |
5406 | struct frame *f = XFRAME (frame); | |
5407 | ||
5408 | /* If frame is ``official'', nothing to do. */ | |
5409 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
5410 | { | |
5411 | #ifdef GLYPH_DEBUG | |
5412 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
5413 | #endif | |
7d0393cf | 5414 | |
937e601e AI |
5415 | x_free_frame_resources (f); |
5416 | ||
5417 | /* Check that reference counts are indeed correct. */ | |
5418 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
5419 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a GM |
5420 | |
5421 | return Qt; | |
937e601e | 5422 | } |
7d0393cf | 5423 | |
937e601e AI |
5424 | return Qnil; |
5425 | } | |
5426 | ||
5427 | ||
ee78dc32 GV |
5428 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
5429 | 1, 1, 0, | |
74e1aeec JR |
5430 | doc: /* Make a new window, which is called a \"frame\" in Emacs terms. |
5431 | Returns an Emacs frame object. | |
5432 | ALIST is an alist of frame parameters. | |
5433 | If the parameters specify that the frame should not have a minibuffer, | |
5434 | and do not specify a specific minibuffer window to use, | |
5435 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
5436 | be shared by the new frame. | |
5437 | ||
5438 | This function is an internal primitive--use `make-frame' instead. */) | |
ee78dc32 GV |
5439 | (parms) |
5440 | Lisp_Object parms; | |
5441 | { | |
5442 | struct frame *f; | |
5443 | Lisp_Object frame, tem; | |
5444 | Lisp_Object name; | |
5445 | int minibuffer_only = 0; | |
5446 | long window_prompting = 0; | |
5447 | int width, height; | |
331379bf | 5448 | int count = SPECPDL_INDEX (); |
1edf84e7 | 5449 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
ee78dc32 | 5450 | Lisp_Object display; |
6fc2811b | 5451 | struct w32_display_info *dpyinfo = NULL; |
ee78dc32 GV |
5452 | Lisp_Object parent; |
5453 | struct kboard *kb; | |
5454 | ||
4587b026 GV |
5455 | check_w32 (); |
5456 | ||
ee78dc32 GV |
5457 | /* Use this general default value to start with |
5458 | until we know if this frame has a specified name. */ | |
5459 | Vx_resource_name = Vinvocation_name; | |
5460 | ||
6fc2811b | 5461 | display = w32_get_arg (parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
ee78dc32 GV |
5462 | if (EQ (display, Qunbound)) |
5463 | display = Qnil; | |
5464 | dpyinfo = check_x_display_info (display); | |
5465 | #ifdef MULTI_KBOARD | |
5466 | kb = dpyinfo->kboard; | |
5467 | #else | |
5468 | kb = &the_only_kboard; | |
5469 | #endif | |
5470 | ||
6fc2811b | 5471 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); |
ee78dc32 GV |
5472 | if (!STRINGP (name) |
5473 | && ! EQ (name, Qunbound) | |
5474 | && ! NILP (name)) | |
5475 | error ("Invalid frame name--not a string or nil"); | |
5476 | ||
5477 | if (STRINGP (name)) | |
5478 | Vx_resource_name = name; | |
5479 | ||
5480 | /* See if parent window is specified. */ | |
6fc2811b | 5481 | parent = w32_get_arg (parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
ee78dc32 GV |
5482 | if (EQ (parent, Qunbound)) |
5483 | parent = Qnil; | |
5484 | if (! NILP (parent)) | |
b7826503 | 5485 | CHECK_NUMBER (parent); |
ee78dc32 | 5486 | |
1edf84e7 GV |
5487 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
5488 | /* No need to protect DISPLAY because that's not used after passing | |
5489 | it to make_frame_without_minibuffer. */ | |
5490 | frame = Qnil; | |
5491 | GCPRO4 (parms, parent, name, frame); | |
1660f34a JR |
5492 | tem = w32_get_arg (parms, Qminibuffer, "minibuffer", "Minibuffer", |
5493 | RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5494 | if (EQ (tem, Qnone) || NILP (tem)) |
5495 | f = make_frame_without_minibuffer (Qnil, kb, display); | |
5496 | else if (EQ (tem, Qonly)) | |
5497 | { | |
5498 | f = make_minibuffer_frame (); | |
5499 | minibuffer_only = 1; | |
5500 | } | |
5501 | else if (WINDOWP (tem)) | |
5502 | f = make_frame_without_minibuffer (tem, kb, display); | |
5503 | else | |
5504 | f = make_frame (1); | |
5505 | ||
1edf84e7 GV |
5506 | XSETFRAME (frame, f); |
5507 | ||
ee78dc32 GV |
5508 | /* Note that Windows does support scroll bars. */ |
5509 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
5ac45f98 GV |
5510 | /* By default, make scrollbars the system standard width. */ |
5511 | f->scroll_bar_pixel_width = GetSystemMetrics (SM_CXVSCROLL); | |
ee78dc32 | 5512 | |
fbd6baed | 5513 | f->output_method = output_w32; |
6fc2811b JR |
5514 | f->output_data.w32 = |
5515 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
fbd6baed | 5516 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
4587b026 | 5517 | FRAME_FONTSET (f) = -1; |
937e601e | 5518 | record_unwind_protect (unwind_create_frame, frame); |
4587b026 | 5519 | |
1edf84e7 | 5520 | f->icon_name |
6fc2811b | 5521 | = w32_get_arg (parms, Qicon_name, "iconName", "Title", RES_TYPE_STRING); |
1edf84e7 GV |
5522 | if (! STRINGP (f->icon_name)) |
5523 | f->icon_name = Qnil; | |
5524 | ||
fbd6baed | 5525 | /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ |
ee78dc32 GV |
5526 | #ifdef MULTI_KBOARD |
5527 | FRAME_KBOARD (f) = kb; | |
5528 | #endif | |
5529 | ||
5530 | /* Specify the parent under which to make this window. */ | |
5531 | ||
5532 | if (!NILP (parent)) | |
5533 | { | |
1660f34a | 5534 | f->output_data.w32->parent_desc = (Window) XFASTINT (parent); |
fbd6baed | 5535 | f->output_data.w32->explicit_parent = 1; |
ee78dc32 GV |
5536 | } |
5537 | else | |
5538 | { | |
fbd6baed GV |
5539 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
5540 | f->output_data.w32->explicit_parent = 0; | |
ee78dc32 GV |
5541 | } |
5542 | ||
ee78dc32 GV |
5543 | /* Set the name; the functions to which we pass f expect the name to |
5544 | be set. */ | |
5545 | if (EQ (name, Qunbound) || NILP (name)) | |
5546 | { | |
fbd6baed | 5547 | f->name = build_string (dpyinfo->w32_id_name); |
ee78dc32 GV |
5548 | f->explicit_name = 0; |
5549 | } | |
5550 | else | |
5551 | { | |
5552 | f->name = name; | |
5553 | f->explicit_name = 1; | |
5554 | /* use the frame's title when getting resources for this frame. */ | |
5555 | specbind (Qx_resource_name, name); | |
5556 | } | |
5557 | ||
5558 | /* Extract the window parameters from the supplied values | |
5559 | that are needed to determine window geometry. */ | |
5560 | { | |
5561 | Lisp_Object font; | |
5562 | ||
6fc2811b JR |
5563 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); |
5564 | ||
ee78dc32 GV |
5565 | BLOCK_INPUT; |
5566 | /* First, try whatever font the caller has specified. */ | |
5567 | if (STRINGP (font)) | |
4587b026 GV |
5568 | { |
5569 | tem = Fquery_fontset (font, Qnil); | |
5570 | if (STRINGP (tem)) | |
d5db4077 | 5571 | font = x_new_fontset (f, SDATA (tem)); |
4587b026 | 5572 | else |
d5db4077 | 5573 | font = x_new_font (f, SDATA (font)); |
4587b026 | 5574 | } |
ee78dc32 GV |
5575 | /* Try out a font which we hope has bold and italic variations. */ |
5576 | if (!STRINGP (font)) | |
e39649be | 5577 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
ee78dc32 | 5578 | if (! STRINGP (font)) |
6fc2811b | 5579 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5580 | /* If those didn't work, look for something which will at least work. */ |
5581 | if (! STRINGP (font)) | |
6fc2811b | 5582 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5583 | UNBLOCK_INPUT; |
5584 | if (! STRINGP (font)) | |
1edf84e7 | 5585 | font = build_string ("Fixedsys"); |
ee78dc32 | 5586 | |
7d0393cf | 5587 | x_default_parameter (f, parms, Qfont, font, |
6fc2811b | 5588 | "font", "Font", RES_TYPE_STRING); |
ee78dc32 GV |
5589 | } |
5590 | ||
5591 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
1660f34a | 5592 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
ee78dc32 GV |
5593 | /* This defaults to 2 in order to match xterm. We recognize either |
5594 | internalBorderWidth or internalBorder (which is what xterm calls | |
5595 | it). */ | |
5596 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
5597 | { | |
5598 | Lisp_Object value; | |
5599 | ||
6fc2811b | 5600 | value = w32_get_arg (parms, Qinternal_border_width, |
1660f34a | 5601 | "internalBorder", "InternalBorder", RES_TYPE_NUMBER); |
ee78dc32 GV |
5602 | if (! EQ (value, Qunbound)) |
5603 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
5604 | parms); | |
5605 | } | |
1edf84e7 | 5606 | /* Default internalBorderWidth to 0 on Windows to match other programs. */ |
ee78dc32 | 5607 | x_default_parameter (f, parms, Qinternal_border_width, make_number (0), |
1660f34a JR |
5608 | "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); |
5609 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qright, | |
5610 | "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5611 | |
5612 | /* Also do the stuff which must be set before the window exists. */ | |
5613 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
6fc2811b | 5614 | "foreground", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5615 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
6fc2811b | 5616 | "background", "Background", RES_TYPE_STRING); |
ee78dc32 | 5617 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
6fc2811b | 5618 | "pointerColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5619 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
6fc2811b | 5620 | "cursorColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5621 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
6fc2811b JR |
5622 | "borderColor", "BorderColor", RES_TYPE_STRING); |
5623 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, | |
5624 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
dfff8a69 JR |
5625 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
5626 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
41c1bdd9 KS |
5627 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
5628 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
5629 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
5630 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
6fc2811b | 5631 | |
ee78dc32 | 5632 | |
6fc2811b JR |
5633 | /* Init faces before x_default_parameter is called for scroll-bar |
5634 | parameters because that function calls x_set_scroll_bar_width, | |
5635 | which calls change_frame_size, which calls Fset_window_buffer, | |
5636 | which runs hooks, which call Fvertical_motion. At the end, we | |
5637 | end up in init_iterator with a null face cache, which should not | |
5638 | happen. */ | |
5639 | init_frame_faces (f); | |
7d0393cf | 5640 | |
ee78dc32 | 5641 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
6fc2811b | 5642 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
d3109773 | 5643 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
6fc2811b | 5644 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
919f1e88 | 5645 | |
1edf84e7 | 5646 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
6fc2811b | 5647 | "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); |
1edf84e7 | 5648 | x_default_parameter (f, parms, Qtitle, Qnil, |
6fc2811b | 5649 | "title", "Title", RES_TYPE_STRING); |
f7b9d4d1 JR |
5650 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
5651 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
ee78dc32 | 5652 | |
fbd6baed GV |
5653 | f->output_data.w32->dwStyle = WS_OVERLAPPEDWINDOW; |
5654 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
3cf3436e JR |
5655 | |
5656 | /* Add the tool-bar height to the initial frame height so that the | |
5657 | user gets a text display area of the size he specified with -g or | |
5658 | via .Xdefaults. Later changes of the tool-bar height don't | |
5659 | change the frame size. This is done so that users can create | |
5660 | tall Emacs frames without having to guess how tall the tool-bar | |
5661 | will get. */ | |
5662 | if (FRAME_TOOL_BAR_LINES (f)) | |
5663 | { | |
5664 | int margin, relief, bar_height; | |
7d0393cf | 5665 | |
a05e2bae | 5666 | relief = (tool_bar_button_relief >= 0 |
3cf3436e JR |
5667 | ? tool_bar_button_relief |
5668 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
5669 | ||
5670 | if (INTEGERP (Vtool_bar_button_margin) | |
5671 | && XINT (Vtool_bar_button_margin) > 0) | |
5672 | margin = XFASTINT (Vtool_bar_button_margin); | |
5673 | else if (CONSP (Vtool_bar_button_margin) | |
5674 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
5675 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
5676 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
5677 | else | |
5678 | margin = 0; | |
7d0393cf | 5679 | |
3cf3436e JR |
5680 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; |
5681 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
5682 | } | |
5683 | ||
ee78dc32 GV |
5684 | window_prompting = x_figure_window_size (f, parms); |
5685 | ||
5686 | if (window_prompting & XNegative) | |
5687 | { | |
5688 | if (window_prompting & YNegative) | |
fbd6baed | 5689 | f->output_data.w32->win_gravity = SouthEastGravity; |
ee78dc32 | 5690 | else |
fbd6baed | 5691 | f->output_data.w32->win_gravity = NorthEastGravity; |
ee78dc32 GV |
5692 | } |
5693 | else | |
5694 | { | |
5695 | if (window_prompting & YNegative) | |
fbd6baed | 5696 | f->output_data.w32->win_gravity = SouthWestGravity; |
ee78dc32 | 5697 | else |
fbd6baed | 5698 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
5699 | } |
5700 | ||
fbd6baed | 5701 | f->output_data.w32->size_hint_flags = window_prompting; |
ee78dc32 | 5702 | |
6fc2811b JR |
5703 | tem = w32_get_arg (parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
5704 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
5705 | ||
fbd6baed | 5706 | w32_window (f, window_prompting, minibuffer_only); |
ee78dc32 | 5707 | x_icon (f, parms); |
6fc2811b JR |
5708 | |
5709 | x_make_gc (f); | |
5710 | ||
5711 | /* Now consider the frame official. */ | |
5712 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
5713 | Vframe_list = Fcons (frame, Vframe_list); | |
ee78dc32 GV |
5714 | |
5715 | /* We need to do this after creating the window, so that the | |
5716 | icon-creation functions can say whose icon they're describing. */ | |
5717 | x_default_parameter (f, parms, Qicon_type, Qnil, | |
6fc2811b | 5718 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
ee78dc32 GV |
5719 | |
5720 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
6fc2811b | 5721 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5722 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
6fc2811b | 5723 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5724 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
6fc2811b JR |
5725 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
5726 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, | |
5727 | "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); | |
ee78dc32 GV |
5728 | |
5729 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
5730 | Change will not be effected unless different from the current | |
5731 | f->height. */ | |
5732 | width = f->width; | |
5733 | height = f->height; | |
dc220243 | 5734 | |
1026b400 RS |
5735 | f->height = 0; |
5736 | SET_FRAME_WIDTH (f, 0); | |
6fc2811b JR |
5737 | change_frame_size (f, height, width, 1, 0, 0); |
5738 | ||
6fc2811b JR |
5739 | /* Tell the server what size and position, etc, we want, and how |
5740 | badly we want them. This should be done after we have the menu | |
5741 | bar so that its size can be taken into account. */ | |
ee78dc32 GV |
5742 | BLOCK_INPUT; |
5743 | x_wm_set_size_hint (f, window_prompting, 0); | |
5744 | UNBLOCK_INPUT; | |
5745 | ||
815d969e JR |
5746 | /* Avoid a bug that causes the new frame to never become visible if |
5747 | an echo area message is displayed during the following call1. */ | |
5748 | specbind(Qredisplay_dont_pause, Qt); | |
5749 | ||
4694d762 JR |
5750 | /* Set up faces after all frame parameters are known. This call |
5751 | also merges in face attributes specified for new frames. If we | |
5752 | don't do this, the `menu' face for instance won't have the right | |
5753 | colors, and the menu bar won't appear in the specified colors for | |
5754 | new frames. */ | |
5755 | call1 (Qface_set_after_frame_default, frame); | |
5756 | ||
6fc2811b JR |
5757 | /* Make the window appear on the frame and enable display, unless |
5758 | the caller says not to. However, with explicit parent, Emacs | |
5759 | cannot control visibility, so don't try. */ | |
fbd6baed | 5760 | if (! f->output_data.w32->explicit_parent) |
ee78dc32 GV |
5761 | { |
5762 | Lisp_Object visibility; | |
5763 | ||
6fc2811b | 5764 | visibility = w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL); |
ee78dc32 GV |
5765 | if (EQ (visibility, Qunbound)) |
5766 | visibility = Qt; | |
5767 | ||
5768 | if (EQ (visibility, Qicon)) | |
5769 | x_iconify_frame (f); | |
5770 | else if (! NILP (visibility)) | |
5771 | x_make_frame_visible (f); | |
5772 | else | |
5773 | /* Must have been Qnil. */ | |
5774 | ; | |
5775 | } | |
6fc2811b | 5776 | UNGCPRO; |
7d0393cf | 5777 | |
9e57df62 GM |
5778 | /* Make sure windows on this frame appear in calls to next-window |
5779 | and similar functions. */ | |
5780 | Vwindow_list = Qnil; | |
7d0393cf | 5781 | |
ee78dc32 GV |
5782 | return unbind_to (count, frame); |
5783 | } | |
5784 | ||
5785 | /* FRAME is used only to get a handle on the X display. We don't pass the | |
5786 | display info directly because we're called from frame.c, which doesn't | |
5787 | know about that structure. */ | |
5788 | Lisp_Object | |
5789 | x_get_focus_frame (frame) | |
5790 | struct frame *frame; | |
5791 | { | |
fbd6baed | 5792 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (frame); |
ee78dc32 | 5793 | Lisp_Object xfocus; |
fbd6baed | 5794 | if (! dpyinfo->w32_focus_frame) |
ee78dc32 GV |
5795 | return Qnil; |
5796 | ||
fbd6baed | 5797 | XSETFRAME (xfocus, dpyinfo->w32_focus_frame); |
ee78dc32 GV |
5798 | return xfocus; |
5799 | } | |
1edf84e7 GV |
5800 | |
5801 | DEFUN ("w32-focus-frame", Fw32_focus_frame, Sw32_focus_frame, 1, 1, 0, | |
74e1aeec | 5802 | doc: /* Give FRAME input focus, raising to foreground if necessary. */) |
1edf84e7 GV |
5803 | (frame) |
5804 | Lisp_Object frame; | |
5805 | { | |
5806 | x_focus_on_frame (check_x_frame (frame)); | |
5807 | return Qnil; | |
5808 | } | |
5809 | ||
ee78dc32 | 5810 | \f |
767b1ff0 JR |
5811 | /* Return the charset portion of a font name. */ |
5812 | char * xlfd_charset_of_font (char * fontname) | |
5813 | { | |
5814 | char *charset, *encoding; | |
5815 | ||
5816 | encoding = strrchr(fontname, '-'); | |
ceb12877 | 5817 | if (!encoding || encoding == fontname) |
767b1ff0 JR |
5818 | return NULL; |
5819 | ||
478ea067 AI |
5820 | for (charset = encoding - 1; charset >= fontname; charset--) |
5821 | if (*charset == '-') | |
5822 | break; | |
767b1ff0 | 5823 | |
478ea067 | 5824 | if (charset == fontname || strcmp(charset, "-*-*") == 0) |
767b1ff0 JR |
5825 | return NULL; |
5826 | ||
5827 | return charset + 1; | |
5828 | } | |
5829 | ||
33d52f9c GV |
5830 | struct font_info *w32_load_bdf_font (struct frame *f, char *fontname, |
5831 | int size, char* filename); | |
8edb0a6f | 5832 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names); |
c7501041 EZ |
5833 | static BOOL w32_to_x_font (LOGFONT * lplf, char * lpxstr, int len, |
5834 | char * charset); | |
5835 | static BOOL x_to_w32_font (char *lpxstr, LOGFONT *lplogfont); | |
33d52f9c | 5836 | |
8edb0a6f | 5837 | static struct font_info * |
33d52f9c | 5838 | w32_load_system_font (f,fontname,size) |
55dcfc15 AI |
5839 | struct frame *f; |
5840 | char * fontname; | |
5841 | int size; | |
ee78dc32 | 5842 | { |
4587b026 GV |
5843 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
5844 | Lisp_Object font_names; | |
5845 | ||
4587b026 GV |
5846 | /* Get a list of all the fonts that match this name. Once we |
5847 | have a list of matching fonts, we compare them against the fonts | |
5848 | we already have loaded by comparing names. */ | |
5849 | font_names = w32_list_fonts (f, build_string (fontname), size, 100); | |
5850 | ||
5851 | if (!NILP (font_names)) | |
3c190163 | 5852 | { |
4587b026 GV |
5853 | Lisp_Object tail; |
5854 | int i; | |
4587b026 GV |
5855 | |
5856 | /* First check if any are already loaded, as that is cheaper | |
5857 | than loading another one. */ | |
5858 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8e713be6 | 5859 | for (tail = font_names; CONSP (tail); tail = XCDR (tail)) |
6fc2811b JR |
5860 | if (dpyinfo->font_table[i].name |
5861 | && (!strcmp (dpyinfo->font_table[i].name, | |
d5db4077 | 5862 | SDATA (XCAR (tail))) |
6fc2811b | 5863 | || !strcmp (dpyinfo->font_table[i].full_name, |
d5db4077 | 5864 | SDATA (XCAR (tail))))) |
4587b026 | 5865 | return (dpyinfo->font_table + i); |
6fc2811b | 5866 | |
d5db4077 | 5867 | fontname = (char *) SDATA (XCAR (font_names)); |
4587b026 | 5868 | } |
1075afa9 | 5869 | else if (w32_strict_fontnames) |
5ca0cd71 GV |
5870 | { |
5871 | /* If EnumFontFamiliesEx was available, we got a full list of | |
5872 | fonts back so stop now to avoid the possibility of loading a | |
5873 | random font. If we had to fall back to EnumFontFamilies, the | |
5874 | list is incomplete, so continue whether the font we want was | |
5875 | listed or not. */ | |
5876 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
5877 | FARPROC enum_font_families_ex | |
1075afa9 | 5878 | = GetProcAddress (gdi32, "EnumFontFamiliesExA"); |
5ca0cd71 GV |
5879 | if (enum_font_families_ex) |
5880 | return NULL; | |
5881 | } | |
4587b026 GV |
5882 | |
5883 | /* Load the font and add it to the table. */ | |
5884 | { | |
767b1ff0 | 5885 | char *full_name, *encoding, *charset; |
4587b026 GV |
5886 | XFontStruct *font; |
5887 | struct font_info *fontp; | |
3c190163 | 5888 | LOGFONT lf; |
4587b026 | 5889 | BOOL ok; |
19c291d3 | 5890 | int codepage; |
6fc2811b | 5891 | int i; |
5ac45f98 | 5892 | |
4587b026 | 5893 | if (!fontname || !x_to_w32_font (fontname, &lf)) |
3c190163 | 5894 | return (NULL); |
5ac45f98 | 5895 | |
4587b026 GV |
5896 | if (!*lf.lfFaceName) |
5897 | /* If no name was specified for the font, we get a random font | |
5898 | from CreateFontIndirect - this is not particularly | |
5899 | desirable, especially since CreateFontIndirect does not | |
5900 | fill out the missing name in lf, so we never know what we | |
5901 | ended up with. */ | |
5902 | return NULL; | |
5903 | ||
c8d88d08 | 5904 | lf.lfQuality = DEFAULT_QUALITY; |
d65a9cdc | 5905 | |
3c190163 | 5906 | font = (XFontStruct *) xmalloc (sizeof (XFontStruct)); |
c6be3860 | 5907 | bzero (font, sizeof (*font)); |
5ac45f98 | 5908 | |
33d52f9c GV |
5909 | /* Set bdf to NULL to indicate that this is a Windows font. */ |
5910 | font->bdf = NULL; | |
5ac45f98 | 5911 | |
3c190163 | 5912 | BLOCK_INPUT; |
5ac45f98 GV |
5913 | |
5914 | font->hfont = CreateFontIndirect (&lf); | |
ee78dc32 | 5915 | |
7d0393cf | 5916 | if (font->hfont == NULL) |
1a292d24 AI |
5917 | { |
5918 | ok = FALSE; | |
7d0393cf JB |
5919 | } |
5920 | else | |
1a292d24 AI |
5921 | { |
5922 | HDC hdc; | |
5923 | HANDLE oldobj; | |
19c291d3 AI |
5924 | |
5925 | codepage = w32_codepage_for_font (fontname); | |
1a292d24 AI |
5926 | |
5927 | hdc = GetDC (dpyinfo->root_window); | |
5928 | oldobj = SelectObject (hdc, font->hfont); | |
5c6682be | 5929 | |
1a292d24 | 5930 | ok = GetTextMetrics (hdc, &font->tm); |
5c6682be JR |
5931 | if (codepage == CP_UNICODE) |
5932 | font->double_byte_p = 1; | |
5933 | else | |
8b77111c AI |
5934 | { |
5935 | /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font) | |
5936 | don't report themselves as double byte fonts, when | |
5937 | patently they are. So instead of trusting | |
5938 | GetFontLanguageInfo, we check the properties of the | |
5939 | codepage directly, since that is ultimately what we are | |
5940 | working from anyway. */ | |
5941 | /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */ | |
5942 | CPINFO cpi = {0}; | |
5943 | GetCPInfo (codepage, &cpi); | |
5944 | font->double_byte_p = cpi.MaxCharSize > 1; | |
5945 | } | |
5c6682be | 5946 | |
1a292d24 AI |
5947 | SelectObject (hdc, oldobj); |
5948 | ReleaseDC (dpyinfo->root_window, hdc); | |
6fc2811b JR |
5949 | /* Fill out details in lf according to the font that was |
5950 | actually loaded. */ | |
5951 | lf.lfHeight = font->tm.tmInternalLeading - font->tm.tmHeight; | |
5952 | lf.lfWidth = font->tm.tmAveCharWidth; | |
5953 | lf.lfWeight = font->tm.tmWeight; | |
5954 | lf.lfItalic = font->tm.tmItalic; | |
5955 | lf.lfCharSet = font->tm.tmCharSet; | |
5956 | lf.lfPitchAndFamily = ((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) | |
d88c567c | 5957 | ? VARIABLE_PITCH : FIXED_PITCH); |
6fc2811b JR |
5958 | lf.lfOutPrecision = ((font->tm.tmPitchAndFamily & TMPF_VECTOR) |
5959 | ? OUT_STROKE_PRECIS : OUT_STRING_PRECIS); | |
c6be3860 AI |
5960 | |
5961 | w32_cache_char_metrics (font); | |
1a292d24 | 5962 | } |
5ac45f98 | 5963 | |
1a292d24 | 5964 | UNBLOCK_INPUT; |
5ac45f98 | 5965 | |
4587b026 GV |
5966 | if (!ok) |
5967 | { | |
1a292d24 AI |
5968 | w32_unload_font (dpyinfo, font); |
5969 | return (NULL); | |
5970 | } | |
ee78dc32 | 5971 | |
6fc2811b JR |
5972 | /* Find a free slot in the font table. */ |
5973 | for (i = 0; i < dpyinfo->n_fonts; ++i) | |
5974 | if (dpyinfo->font_table[i].name == NULL) | |
5975 | break; | |
5976 | ||
5977 | /* If no free slot found, maybe enlarge the font table. */ | |
5978 | if (i == dpyinfo->n_fonts | |
5979 | && dpyinfo->n_fonts == dpyinfo->font_table_size) | |
4587b026 | 5980 | { |
6fc2811b JR |
5981 | int sz; |
5982 | dpyinfo->font_table_size = max (16, 2 * dpyinfo->font_table_size); | |
5983 | sz = dpyinfo->font_table_size * sizeof *dpyinfo->font_table; | |
4587b026 | 5984 | dpyinfo->font_table |
6fc2811b | 5985 | = (struct font_info *) xrealloc (dpyinfo->font_table, sz); |
4587b026 GV |
5986 | } |
5987 | ||
6fc2811b JR |
5988 | fontp = dpyinfo->font_table + i; |
5989 | if (i == dpyinfo->n_fonts) | |
5990 | ++dpyinfo->n_fonts; | |
4587b026 GV |
5991 | |
5992 | /* Now fill in the slots of *FONTP. */ | |
5993 | BLOCK_INPUT; | |
5994 | fontp->font = font; | |
6fc2811b | 5995 | fontp->font_idx = i; |
4587b026 GV |
5996 | fontp->name = (char *) xmalloc (strlen (fontname) + 1); |
5997 | bcopy (fontname, fontp->name, strlen (fontname) + 1); | |
5998 | ||
767b1ff0 JR |
5999 | charset = xlfd_charset_of_font (fontname); |
6000 | ||
19c291d3 AI |
6001 | /* Cache the W32 codepage for a font. This makes w32_encode_char |
6002 | (called for every glyph during redisplay) much faster. */ | |
6003 | fontp->codepage = codepage; | |
6004 | ||
4587b026 GV |
6005 | /* Work out the font's full name. */ |
6006 | full_name = (char *)xmalloc (100); | |
767b1ff0 | 6007 | if (full_name && w32_to_x_font (&lf, full_name, 100, charset)) |
4587b026 GV |
6008 | fontp->full_name = full_name; |
6009 | else | |
6010 | { | |
6011 | /* If all else fails - just use the name we used to load it. */ | |
6012 | xfree (full_name); | |
6013 | fontp->full_name = fontp->name; | |
6014 | } | |
6015 | ||
6016 | fontp->size = FONT_WIDTH (font); | |
6017 | fontp->height = FONT_HEIGHT (font); | |
6018 | ||
6019 | /* The slot `encoding' specifies how to map a character | |
6020 | code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to | |
126f2e35 JR |
6021 | the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or |
6022 | (0:0x20..0x7F, 1:0xA0..0xFF, | |
6023 | (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, | |
4587b026 | 6024 | 2:0xA020..0xFF7F). For the moment, we don't know which charset |
6fc2811b | 6025 | uses this font. So, we set information in fontp->encoding[1] |
4587b026 GV |
6026 | which is never used by any charset. If mapping can't be |
6027 | decided, set FONT_ENCODING_NOT_DECIDED. */ | |
33d52f9c GV |
6028 | |
6029 | /* SJIS fonts need to be set to type 4, all others seem to work as | |
6030 | type FONT_ENCODING_NOT_DECIDED. */ | |
6031 | encoding = strrchr (fontp->name, '-'); | |
d84b082d | 6032 | if (encoding && strnicmp (encoding+1, "sjis", 4) == 0) |
1c885fe1 | 6033 | fontp->encoding[1] = 4; |
33d52f9c | 6034 | else |
1c885fe1 | 6035 | fontp->encoding[1] = FONT_ENCODING_NOT_DECIDED; |
4587b026 GV |
6036 | |
6037 | /* The following three values are set to 0 under W32, which is | |
6038 | what they get set to if XGetFontProperty fails under X. */ | |
6039 | fontp->baseline_offset = 0; | |
6040 | fontp->relative_compose = 0; | |
33d52f9c | 6041 | fontp->default_ascent = 0; |
4587b026 | 6042 | |
6fc2811b JR |
6043 | /* Set global flag fonts_changed_p to non-zero if the font loaded |
6044 | has a character with a smaller width than any other character | |
f7b9d4d1 | 6045 | before, or if the font loaded has a smaller height than any |
6fc2811b JR |
6046 | other font loaded before. If this happens, it will make a |
6047 | glyph matrix reallocation necessary. */ | |
f7b9d4d1 | 6048 | fonts_changed_p |= x_compute_min_glyph_bounds (f); |
4587b026 | 6049 | UNBLOCK_INPUT; |
4587b026 GV |
6050 | return fontp; |
6051 | } | |
6052 | } | |
6053 | ||
33d52f9c GV |
6054 | /* Load font named FONTNAME of size SIZE for frame F, and return a |
6055 | pointer to the structure font_info while allocating it dynamically. | |
6056 | If loading fails, return NULL. */ | |
6057 | struct font_info * | |
6058 | w32_load_font (f,fontname,size) | |
6059 | struct frame *f; | |
6060 | char * fontname; | |
6061 | int size; | |
6062 | { | |
6063 | Lisp_Object bdf_fonts; | |
6064 | struct font_info *retval = NULL; | |
6065 | ||
8edb0a6f | 6066 | bdf_fonts = w32_list_bdf_fonts (build_string (fontname), 1); |
33d52f9c GV |
6067 | |
6068 | while (!retval && CONSP (bdf_fonts)) | |
6069 | { | |
6070 | char *bdf_name, *bdf_file; | |
6071 | Lisp_Object bdf_pair; | |
6072 | ||
d5db4077 | 6073 | bdf_name = SDATA (XCAR (bdf_fonts)); |
8e713be6 | 6074 | bdf_pair = Fassoc (XCAR (bdf_fonts), Vw32_bdf_filename_alist); |
d5db4077 | 6075 | bdf_file = SDATA (XCDR (bdf_pair)); |
33d52f9c GV |
6076 | |
6077 | retval = w32_load_bdf_font (f, bdf_name, size, bdf_file); | |
6078 | ||
8e713be6 | 6079 | bdf_fonts = XCDR (bdf_fonts); |
33d52f9c GV |
6080 | } |
6081 | ||
6082 | if (retval) | |
6083 | return retval; | |
6084 | ||
6085 | return w32_load_system_font(f, fontname, size); | |
6086 | } | |
6087 | ||
6088 | ||
7d0393cf | 6089 | void |
fbd6baed GV |
6090 | w32_unload_font (dpyinfo, font) |
6091 | struct w32_display_info *dpyinfo; | |
ee78dc32 GV |
6092 | XFontStruct * font; |
6093 | { | |
7d0393cf | 6094 | if (font) |
ee78dc32 | 6095 | { |
c6be3860 | 6096 | if (font->per_char) xfree (font->per_char); |
33d52f9c GV |
6097 | if (font->bdf) w32_free_bdf_font (font->bdf); |
6098 | ||
3c190163 | 6099 | if (font->hfont) DeleteObject(font->hfont); |
ee78dc32 GV |
6100 | xfree (font); |
6101 | } | |
6102 | } | |
6103 | ||
fbd6baed | 6104 | /* The font conversion stuff between x and w32 */ |
ee78dc32 GV |
6105 | |
6106 | /* X font string is as follows (from faces.el) | |
6107 | * (let ((- "[-?]") | |
6108 | * (foundry "[^-]+") | |
6109 | * (family "[^-]+") | |
6110 | * (weight "\\(bold\\|demibold\\|medium\\)") ; 1 | |
6111 | * (weight\? "\\([^-]*\\)") ; 1 | |
6112 | * (slant "\\([ior]\\)") ; 2 | |
6113 | * (slant\? "\\([^-]?\\)") ; 2 | |
6114 | * (swidth "\\([^-]*\\)") ; 3 | |
6115 | * (adstyle "[^-]*") ; 4 | |
6116 | * (pixelsize "[0-9]+") | |
6117 | * (pointsize "[0-9][0-9]+") | |
6118 | * (resx "[0-9][0-9]+") | |
6119 | * (resy "[0-9][0-9]+") | |
6120 | * (spacing "[cmp?*]") | |
6121 | * (avgwidth "[0-9]+") | |
6122 | * (registry "[^-]+") | |
6123 | * (encoding "[^-]+") | |
6124 | * ) | |
ee78dc32 | 6125 | */ |
ee78dc32 | 6126 | |
7d0393cf | 6127 | static LONG |
fbd6baed | 6128 | x_to_w32_weight (lpw) |
ee78dc32 GV |
6129 | char * lpw; |
6130 | { | |
6131 | if (!lpw) return (FW_DONTCARE); | |
5ac45f98 GV |
6132 | |
6133 | if (stricmp (lpw,"heavy") == 0) return FW_HEAVY; | |
6134 | else if (stricmp (lpw,"extrabold") == 0) return FW_EXTRABOLD; | |
6135 | else if (stricmp (lpw,"bold") == 0) return FW_BOLD; | |
6136 | else if (stricmp (lpw,"demibold") == 0) return FW_SEMIBOLD; | |
1edf84e7 | 6137 | else if (stricmp (lpw,"semibold") == 0) return FW_SEMIBOLD; |
5ac45f98 GV |
6138 | else if (stricmp (lpw,"medium") == 0) return FW_MEDIUM; |
6139 | else if (stricmp (lpw,"normal") == 0) return FW_NORMAL; | |
6140 | else if (stricmp (lpw,"light") == 0) return FW_LIGHT; | |
6141 | else if (stricmp (lpw,"extralight") == 0) return FW_EXTRALIGHT; | |
6142 | else if (stricmp (lpw,"thin") == 0) return FW_THIN; | |
ee78dc32 | 6143 | else |
5ac45f98 | 6144 | return FW_DONTCARE; |
ee78dc32 GV |
6145 | } |
6146 | ||
5ac45f98 | 6147 | |
7d0393cf | 6148 | static char * |
fbd6baed | 6149 | w32_to_x_weight (fnweight) |
ee78dc32 GV |
6150 | int fnweight; |
6151 | { | |
5ac45f98 GV |
6152 | if (fnweight >= FW_HEAVY) return "heavy"; |
6153 | if (fnweight >= FW_EXTRABOLD) return "extrabold"; | |
6154 | if (fnweight >= FW_BOLD) return "bold"; | |
03f8fb34 | 6155 | if (fnweight >= FW_SEMIBOLD) return "demibold"; |
5ac45f98 GV |
6156 | if (fnweight >= FW_MEDIUM) return "medium"; |
6157 | if (fnweight >= FW_NORMAL) return "normal"; | |
6158 | if (fnweight >= FW_LIGHT) return "light"; | |
6159 | if (fnweight >= FW_EXTRALIGHT) return "extralight"; | |
6160 | if (fnweight >= FW_THIN) return "thin"; | |
6161 | else | |
6162 | return "*"; | |
6163 | } | |
6164 | ||
8edb0a6f | 6165 | static LONG |
fbd6baed | 6166 | x_to_w32_charset (lpcs) |
5ac45f98 GV |
6167 | char * lpcs; |
6168 | { | |
767b1ff0 | 6169 | Lisp_Object this_entry, w32_charset; |
8b77111c AI |
6170 | char *charset; |
6171 | int len = strlen (lpcs); | |
6172 | ||
6173 | /* Support "*-#nnn" format for unknown charsets. */ | |
6174 | if (strncmp (lpcs, "*-#", 3) == 0) | |
6175 | return atoi (lpcs + 3); | |
6176 | ||
6177 | /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */ | |
6178 | charset = alloca (len + 1); | |
6179 | strcpy (charset, lpcs); | |
6180 | lpcs = strchr (charset, '*'); | |
6181 | if (lpcs) | |
6182 | *lpcs = 0; | |
4587b026 | 6183 | |
dfff8a69 JR |
6184 | /* Look through w32-charset-info-alist for the character set. |
6185 | Format of each entry is | |
6186 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6187 | */ | |
8b77111c | 6188 | this_entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
4587b026 | 6189 | |
767b1ff0 JR |
6190 | if (NILP(this_entry)) |
6191 | { | |
6192 | /* At startup, we want iso8859-1 fonts to come up properly. */ | |
8b77111c | 6193 | if (stricmp(charset, "iso8859-1") == 0) |
767b1ff0 JR |
6194 | return ANSI_CHARSET; |
6195 | else | |
6196 | return DEFAULT_CHARSET; | |
6197 | } | |
6198 | ||
6199 | w32_charset = Fcar (Fcdr (this_entry)); | |
6200 | ||
d84b082d | 6201 | /* Translate Lisp symbol to number. */ |
767b1ff0 JR |
6202 | if (w32_charset == Qw32_charset_ansi) |
6203 | return ANSI_CHARSET; | |
6204 | if (w32_charset == Qw32_charset_symbol) | |
6205 | return SYMBOL_CHARSET; | |
6206 | if (w32_charset == Qw32_charset_shiftjis) | |
6207 | return SHIFTJIS_CHARSET; | |
6208 | if (w32_charset == Qw32_charset_hangeul) | |
6209 | return HANGEUL_CHARSET; | |
6210 | if (w32_charset == Qw32_charset_chinesebig5) | |
6211 | return CHINESEBIG5_CHARSET; | |
6212 | if (w32_charset == Qw32_charset_gb2312) | |
6213 | return GB2312_CHARSET; | |
6214 | if (w32_charset == Qw32_charset_oem) | |
6215 | return OEM_CHARSET; | |
dfff8a69 | 6216 | #ifdef JOHAB_CHARSET |
767b1ff0 JR |
6217 | if (w32_charset == Qw32_charset_johab) |
6218 | return JOHAB_CHARSET; | |
6219 | if (w32_charset == Qw32_charset_easteurope) | |
6220 | return EASTEUROPE_CHARSET; | |
6221 | if (w32_charset == Qw32_charset_turkish) | |
6222 | return TURKISH_CHARSET; | |
6223 | if (w32_charset == Qw32_charset_baltic) | |
6224 | return BALTIC_CHARSET; | |
6225 | if (w32_charset == Qw32_charset_russian) | |
6226 | return RUSSIAN_CHARSET; | |
6227 | if (w32_charset == Qw32_charset_arabic) | |
6228 | return ARABIC_CHARSET; | |
6229 | if (w32_charset == Qw32_charset_greek) | |
6230 | return GREEK_CHARSET; | |
6231 | if (w32_charset == Qw32_charset_hebrew) | |
6232 | return HEBREW_CHARSET; | |
6233 | if (w32_charset == Qw32_charset_vietnamese) | |
6234 | return VIETNAMESE_CHARSET; | |
6235 | if (w32_charset == Qw32_charset_thai) | |
6236 | return THAI_CHARSET; | |
6237 | if (w32_charset == Qw32_charset_mac) | |
6238 | return MAC_CHARSET; | |
dfff8a69 | 6239 | #endif /* JOHAB_CHARSET */ |
5ac45f98 | 6240 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6241 | if (w32_charset == Qw32_charset_unicode) |
6242 | return UNICODE_CHARSET; | |
5ac45f98 | 6243 | #endif |
dfff8a69 JR |
6244 | |
6245 | return DEFAULT_CHARSET; | |
5ac45f98 GV |
6246 | } |
6247 | ||
dfff8a69 | 6248 | |
8edb0a6f | 6249 | static char * |
fbd6baed | 6250 | w32_to_x_charset (fncharset) |
5ac45f98 GV |
6251 | int fncharset; |
6252 | { | |
5e905a57 | 6253 | static char buf[32]; |
767b1ff0 | 6254 | Lisp_Object charset_type; |
1edf84e7 | 6255 | |
5ac45f98 GV |
6256 | switch (fncharset) |
6257 | { | |
767b1ff0 JR |
6258 | case ANSI_CHARSET: |
6259 | /* Handle startup case of w32-charset-info-alist not | |
6260 | being set up yet. */ | |
6261 | if (NILP(Vw32_charset_info_alist)) | |
6262 | return "iso8859-1"; | |
6263 | charset_type = Qw32_charset_ansi; | |
6264 | break; | |
6265 | case DEFAULT_CHARSET: | |
6266 | charset_type = Qw32_charset_default; | |
6267 | break; | |
6268 | case SYMBOL_CHARSET: | |
6269 | charset_type = Qw32_charset_symbol; | |
6270 | break; | |
6271 | case SHIFTJIS_CHARSET: | |
6272 | charset_type = Qw32_charset_shiftjis; | |
6273 | break; | |
6274 | case HANGEUL_CHARSET: | |
6275 | charset_type = Qw32_charset_hangeul; | |
6276 | break; | |
6277 | case GB2312_CHARSET: | |
6278 | charset_type = Qw32_charset_gb2312; | |
6279 | break; | |
6280 | case CHINESEBIG5_CHARSET: | |
6281 | charset_type = Qw32_charset_chinesebig5; | |
6282 | break; | |
6283 | case OEM_CHARSET: | |
6284 | charset_type = Qw32_charset_oem; | |
6285 | break; | |
4587b026 GV |
6286 | |
6287 | /* More recent versions of Windows (95 and NT4.0) define more | |
6288 | character sets. */ | |
6289 | #ifdef EASTEUROPE_CHARSET | |
767b1ff0 JR |
6290 | case EASTEUROPE_CHARSET: |
6291 | charset_type = Qw32_charset_easteurope; | |
6292 | break; | |
6293 | case TURKISH_CHARSET: | |
6294 | charset_type = Qw32_charset_turkish; | |
6295 | break; | |
6296 | case BALTIC_CHARSET: | |
6297 | charset_type = Qw32_charset_baltic; | |
6298 | break; | |
33d52f9c | 6299 | case RUSSIAN_CHARSET: |
767b1ff0 JR |
6300 | charset_type = Qw32_charset_russian; |
6301 | break; | |
6302 | case ARABIC_CHARSET: | |
6303 | charset_type = Qw32_charset_arabic; | |
6304 | break; | |
6305 | case GREEK_CHARSET: | |
6306 | charset_type = Qw32_charset_greek; | |
6307 | break; | |
6308 | case HEBREW_CHARSET: | |
6309 | charset_type = Qw32_charset_hebrew; | |
6310 | break; | |
6311 | case VIETNAMESE_CHARSET: | |
6312 | charset_type = Qw32_charset_vietnamese; | |
6313 | break; | |
6314 | case THAI_CHARSET: | |
6315 | charset_type = Qw32_charset_thai; | |
6316 | break; | |
6317 | case MAC_CHARSET: | |
6318 | charset_type = Qw32_charset_mac; | |
6319 | break; | |
6320 | case JOHAB_CHARSET: | |
6321 | charset_type = Qw32_charset_johab; | |
6322 | break; | |
4587b026 GV |
6323 | #endif |
6324 | ||
5ac45f98 | 6325 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6326 | case UNICODE_CHARSET: |
6327 | charset_type = Qw32_charset_unicode; | |
6328 | break; | |
5ac45f98 | 6329 | #endif |
767b1ff0 JR |
6330 | default: |
6331 | /* Encode numerical value of unknown charset. */ | |
6332 | sprintf (buf, "*-#%u", fncharset); | |
6333 | return buf; | |
5ac45f98 | 6334 | } |
7d0393cf | 6335 | |
767b1ff0 JR |
6336 | { |
6337 | Lisp_Object rest; | |
6338 | char * best_match = NULL; | |
6339 | ||
6340 | /* Look through w32-charset-info-alist for the character set. | |
6341 | Prefer ISO codepages, and prefer lower numbers in the ISO | |
6342 | range. Only return charsets for codepages which are installed. | |
6343 | ||
6344 | Format of each entry is | |
6345 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6346 | */ | |
6347 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
6348 | { | |
6349 | char * x_charset; | |
6350 | Lisp_Object w32_charset; | |
6351 | Lisp_Object codepage; | |
6352 | ||
6353 | Lisp_Object this_entry = XCAR (rest); | |
6354 | ||
6355 | /* Skip invalid entries in alist. */ | |
6356 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
6357 | || !CONSP (XCDR (this_entry)) | |
6358 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
6359 | continue; | |
6360 | ||
d5db4077 | 6361 | x_charset = SDATA (XCAR (this_entry)); |
767b1ff0 JR |
6362 | w32_charset = XCAR (XCDR (this_entry)); |
6363 | codepage = XCDR (XCDR (this_entry)); | |
6364 | ||
6365 | /* Look for Same charset and a valid codepage (or non-int | |
6366 | which means ignore). */ | |
6367 | if (w32_charset == charset_type | |
6368 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
6369 | || IsValidCodePage (XINT (codepage)))) | |
6370 | { | |
6371 | /* If we don't have a match already, then this is the | |
6372 | best. */ | |
6373 | if (!best_match) | |
6374 | best_match = x_charset; | |
6375 | /* If this is an ISO codepage, and the best so far isn't, | |
6376 | then this is better. */ | |
d84b082d JR |
6377 | else if (strnicmp (best_match, "iso", 3) != 0 |
6378 | && strnicmp (x_charset, "iso", 3) == 0) | |
767b1ff0 JR |
6379 | best_match = x_charset; |
6380 | /* If both are ISO8859 codepages, choose the one with the | |
6381 | lowest number in the encoding field. */ | |
d84b082d JR |
6382 | else if (strnicmp (best_match, "iso8859-", 8) == 0 |
6383 | && strnicmp (x_charset, "iso8859-", 8) == 0) | |
767b1ff0 JR |
6384 | { |
6385 | int best_enc = atoi (best_match + 8); | |
6386 | int this_enc = atoi (x_charset + 8); | |
6387 | if (this_enc > 0 && this_enc < best_enc) | |
6388 | best_match = x_charset; | |
7d0393cf | 6389 | } |
767b1ff0 JR |
6390 | } |
6391 | } | |
6392 | ||
6393 | /* If no match, encode the numeric value. */ | |
6394 | if (!best_match) | |
6395 | { | |
6396 | sprintf (buf, "*-#%u", fncharset); | |
6397 | return buf; | |
6398 | } | |
6399 | ||
5e905a57 JR |
6400 | strncpy(buf, best_match, 31); |
6401 | buf[31] = '\0'; | |
767b1ff0 JR |
6402 | return buf; |
6403 | } | |
ee78dc32 GV |
6404 | } |
6405 | ||
dfff8a69 | 6406 | |
d84b082d JR |
6407 | /* Return all the X charsets that map to a font. */ |
6408 | static Lisp_Object | |
6409 | w32_to_all_x_charsets (fncharset) | |
6410 | int fncharset; | |
6411 | { | |
6412 | static char buf[32]; | |
6413 | Lisp_Object charset_type; | |
6414 | Lisp_Object retval = Qnil; | |
6415 | ||
6416 | switch (fncharset) | |
6417 | { | |
6418 | case ANSI_CHARSET: | |
6419 | /* Handle startup case of w32-charset-info-alist not | |
6420 | being set up yet. */ | |
6421 | if (NILP(Vw32_charset_info_alist)) | |
d86c35ee JR |
6422 | return Fcons (build_string ("iso8859-1"), Qnil); |
6423 | ||
d84b082d JR |
6424 | charset_type = Qw32_charset_ansi; |
6425 | break; | |
6426 | case DEFAULT_CHARSET: | |
6427 | charset_type = Qw32_charset_default; | |
6428 | break; | |
6429 | case SYMBOL_CHARSET: | |
6430 | charset_type = Qw32_charset_symbol; | |
6431 | break; | |
6432 | case SHIFTJIS_CHARSET: | |
6433 | charset_type = Qw32_charset_shiftjis; | |
6434 | break; | |
6435 | case HANGEUL_CHARSET: | |
6436 | charset_type = Qw32_charset_hangeul; | |
6437 | break; | |
6438 | case GB2312_CHARSET: | |
6439 | charset_type = Qw32_charset_gb2312; | |
6440 | break; | |
6441 | case CHINESEBIG5_CHARSET: | |
6442 | charset_type = Qw32_charset_chinesebig5; | |
6443 | break; | |
6444 | case OEM_CHARSET: | |
6445 | charset_type = Qw32_charset_oem; | |
6446 | break; | |
6447 | ||
6448 | /* More recent versions of Windows (95 and NT4.0) define more | |
6449 | character sets. */ | |
6450 | #ifdef EASTEUROPE_CHARSET | |
6451 | case EASTEUROPE_CHARSET: | |
6452 | charset_type = Qw32_charset_easteurope; | |
6453 | break; | |
6454 | case TURKISH_CHARSET: | |
6455 | charset_type = Qw32_charset_turkish; | |
6456 | break; | |
6457 | case BALTIC_CHARSET: | |
6458 | charset_type = Qw32_charset_baltic; | |
6459 | break; | |
6460 | case RUSSIAN_CHARSET: | |
6461 | charset_type = Qw32_charset_russian; | |
6462 | break; | |
6463 | case ARABIC_CHARSET: | |
6464 | charset_type = Qw32_charset_arabic; | |
6465 | break; | |
6466 | case GREEK_CHARSET: | |
6467 | charset_type = Qw32_charset_greek; | |
6468 | break; | |
6469 | case HEBREW_CHARSET: | |
6470 | charset_type = Qw32_charset_hebrew; | |
6471 | break; | |
6472 | case VIETNAMESE_CHARSET: | |
6473 | charset_type = Qw32_charset_vietnamese; | |
6474 | break; | |
6475 | case THAI_CHARSET: | |
6476 | charset_type = Qw32_charset_thai; | |
6477 | break; | |
6478 | case MAC_CHARSET: | |
6479 | charset_type = Qw32_charset_mac; | |
6480 | break; | |
6481 | case JOHAB_CHARSET: | |
6482 | charset_type = Qw32_charset_johab; | |
6483 | break; | |
6484 | #endif | |
6485 | ||
6486 | #ifdef UNICODE_CHARSET | |
6487 | case UNICODE_CHARSET: | |
6488 | charset_type = Qw32_charset_unicode; | |
6489 | break; | |
6490 | #endif | |
6491 | default: | |
6492 | /* Encode numerical value of unknown charset. */ | |
6493 | sprintf (buf, "*-#%u", fncharset); | |
6494 | return Fcons (build_string (buf), Qnil); | |
6495 | } | |
7d0393cf | 6496 | |
d84b082d JR |
6497 | { |
6498 | Lisp_Object rest; | |
6499 | /* Look through w32-charset-info-alist for the character set. | |
6500 | Only return charsets for codepages which are installed. | |
6501 | ||
6502 | Format of each entry in Vw32_charset_info_alist is | |
6503 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6504 | */ | |
6505 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
6506 | { | |
6507 | Lisp_Object x_charset; | |
6508 | Lisp_Object w32_charset; | |
6509 | Lisp_Object codepage; | |
6510 | ||
6511 | Lisp_Object this_entry = XCAR (rest); | |
6512 | ||
6513 | /* Skip invalid entries in alist. */ | |
6514 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
6515 | || !CONSP (XCDR (this_entry)) | |
6516 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
6517 | continue; | |
6518 | ||
6519 | x_charset = XCAR (this_entry); | |
6520 | w32_charset = XCAR (XCDR (this_entry)); | |
6521 | codepage = XCDR (XCDR (this_entry)); | |
6522 | ||
6523 | /* Look for Same charset and a valid codepage (or non-int | |
6524 | which means ignore). */ | |
6525 | if (w32_charset == charset_type | |
6526 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
6527 | || IsValidCodePage (XINT (codepage)))) | |
6528 | { | |
6529 | retval = Fcons (x_charset, retval); | |
6530 | } | |
6531 | } | |
6532 | ||
6533 | /* If no match, encode the numeric value. */ | |
6534 | if (NILP (retval)) | |
6535 | { | |
6536 | sprintf (buf, "*-#%u", fncharset); | |
6537 | return Fcons (build_string (buf), Qnil); | |
6538 | } | |
6539 | ||
6540 | return retval; | |
6541 | } | |
6542 | } | |
6543 | ||
dfff8a69 JR |
6544 | /* Get the Windows codepage corresponding to the specified font. The |
6545 | charset info in the font name is used to look up | |
6546 | w32-charset-to-codepage-alist. */ | |
7d0393cf | 6547 | int |
dfff8a69 JR |
6548 | w32_codepage_for_font (char *fontname) |
6549 | { | |
767b1ff0 JR |
6550 | Lisp_Object codepage, entry; |
6551 | char *charset_str, *charset, *end; | |
dfff8a69 | 6552 | |
767b1ff0 | 6553 | if (NILP (Vw32_charset_info_alist)) |
dfff8a69 JR |
6554 | return CP_DEFAULT; |
6555 | ||
767b1ff0 JR |
6556 | /* Extract charset part of font string. */ |
6557 | charset = xlfd_charset_of_font (fontname); | |
6558 | ||
6559 | if (!charset) | |
ceb12877 | 6560 | return CP_UNKNOWN; |
767b1ff0 | 6561 | |
8b77111c | 6562 | charset_str = (char *) alloca (strlen (charset) + 1); |
767b1ff0 JR |
6563 | strcpy (charset_str, charset); |
6564 | ||
8b77111c | 6565 | #if 0 |
dfff8a69 JR |
6566 | /* Remove leading "*-". */ |
6567 | if (strncmp ("*-", charset_str, 2) == 0) | |
6568 | charset = charset_str + 2; | |
6569 | else | |
8b77111c | 6570 | #endif |
dfff8a69 JR |
6571 | charset = charset_str; |
6572 | ||
6573 | /* Stop match at wildcard (including preceding '-'). */ | |
6574 | if (end = strchr (charset, '*')) | |
6575 | { | |
6576 | if (end > charset && *(end-1) == '-') | |
6577 | end--; | |
6578 | *end = '\0'; | |
6579 | } | |
6580 | ||
767b1ff0 JR |
6581 | entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
6582 | if (NILP (entry)) | |
ceb12877 | 6583 | return CP_UNKNOWN; |
767b1ff0 JR |
6584 | |
6585 | codepage = Fcdr (Fcdr (entry)); | |
6586 | ||
6587 | if (NILP (codepage)) | |
6588 | return CP_8BIT; | |
6589 | else if (XFASTINT (codepage) == XFASTINT (Qt)) | |
6590 | return CP_UNICODE; | |
6591 | else if (INTEGERP (codepage)) | |
dfff8a69 JR |
6592 | return XINT (codepage); |
6593 | else | |
ceb12877 | 6594 | return CP_UNKNOWN; |
dfff8a69 JR |
6595 | } |
6596 | ||
6597 | ||
7d0393cf | 6598 | static BOOL |
767b1ff0 | 6599 | w32_to_x_font (lplogfont, lpxstr, len, specific_charset) |
ee78dc32 GV |
6600 | LOGFONT * lplogfont; |
6601 | char * lpxstr; | |
6602 | int len; | |
767b1ff0 | 6603 | char * specific_charset; |
ee78dc32 | 6604 | { |
6fc2811b | 6605 | char* fonttype; |
f46e6225 | 6606 | char *fontname; |
3cb20f4a RS |
6607 | char height_pixels[8]; |
6608 | char height_dpi[8]; | |
6609 | char width_pixels[8]; | |
4587b026 | 6610 | char *fontname_dash; |
ac849ba4 JR |
6611 | int display_resy = (int) one_w32_display_info.resy; |
6612 | int display_resx = (int) one_w32_display_info.resx; | |
f46e6225 GV |
6613 | int bufsz; |
6614 | struct coding_system coding; | |
3cb20f4a RS |
6615 | |
6616 | if (!lpxstr) abort (); | |
ee78dc32 | 6617 | |
3cb20f4a RS |
6618 | if (!lplogfont) |
6619 | return FALSE; | |
6620 | ||
6fc2811b JR |
6621 | if (lplogfont->lfOutPrecision == OUT_STRING_PRECIS) |
6622 | fonttype = "raster"; | |
6623 | else if (lplogfont->lfOutPrecision == OUT_STROKE_PRECIS) | |
6624 | fonttype = "outline"; | |
6625 | else | |
6626 | fonttype = "unknown"; | |
6627 | ||
1fa3a200 | 6628 | setup_coding_system (Fcheck_coding_system (Vlocale_coding_system), |
f46e6225 | 6629 | &coding); |
aab5ac44 KH |
6630 | coding.src_multibyte = 0; |
6631 | coding.dst_multibyte = 1; | |
f46e6225 | 6632 | coding.mode |= CODING_MODE_LAST_BLOCK; |
65413122 KH |
6633 | /* We explicitely disable composition handling because selection |
6634 | data should not contain any composition sequence. */ | |
6635 | coding.composing = COMPOSITION_DISABLED; | |
f46e6225 GV |
6636 | bufsz = decoding_buffer_size (&coding, LF_FACESIZE); |
6637 | ||
6638 | fontname = alloca(sizeof(*fontname) * bufsz); | |
6639 | decode_coding (&coding, lplogfont->lfFaceName, fontname, | |
6640 | strlen(lplogfont->lfFaceName), bufsz - 1); | |
6641 | *(fontname + coding.produced) = '\0'; | |
4587b026 GV |
6642 | |
6643 | /* Replace dashes with underscores so the dashes are not | |
f46e6225 | 6644 | misinterpreted. */ |
4587b026 GV |
6645 | fontname_dash = fontname; |
6646 | while (fontname_dash = strchr (fontname_dash, '-')) | |
6647 | *fontname_dash = '_'; | |
6648 | ||
3cb20f4a | 6649 | if (lplogfont->lfHeight) |
ee78dc32 | 6650 | { |
3cb20f4a RS |
6651 | sprintf (height_pixels, "%u", abs (lplogfont->lfHeight)); |
6652 | sprintf (height_dpi, "%u", | |
33d52f9c | 6653 | abs (lplogfont->lfHeight) * 720 / display_resy); |
5ac45f98 GV |
6654 | } |
6655 | else | |
ee78dc32 | 6656 | { |
3cb20f4a RS |
6657 | strcpy (height_pixels, "*"); |
6658 | strcpy (height_dpi, "*"); | |
ee78dc32 | 6659 | } |
3cb20f4a RS |
6660 | if (lplogfont->lfWidth) |
6661 | sprintf (width_pixels, "%u", lplogfont->lfWidth * 10); | |
6662 | else | |
6663 | strcpy (width_pixels, "*"); | |
6664 | ||
6665 | _snprintf (lpxstr, len - 1, | |
6fc2811b JR |
6666 | "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s", |
6667 | fonttype, /* foundry */ | |
4587b026 GV |
6668 | fontname, /* family */ |
6669 | w32_to_x_weight (lplogfont->lfWeight), /* weight */ | |
6670 | lplogfont->lfItalic?'i':'r', /* slant */ | |
6671 | /* setwidth name */ | |
6672 | /* add style name */ | |
6673 | height_pixels, /* pixel size */ | |
6674 | height_dpi, /* point size */ | |
33d52f9c GV |
6675 | display_resx, /* resx */ |
6676 | display_resy, /* resy */ | |
4587b026 GV |
6677 | ((lplogfont->lfPitchAndFamily & 0x3) == VARIABLE_PITCH) |
6678 | ? 'p' : 'c', /* spacing */ | |
6679 | width_pixels, /* avg width */ | |
767b1ff0 | 6680 | specific_charset ? specific_charset |
7d0393cf | 6681 | : w32_to_x_charset (lplogfont->lfCharSet) |
767b1ff0 | 6682 | /* charset registry and encoding */ |
3cb20f4a RS |
6683 | ); |
6684 | ||
ee78dc32 GV |
6685 | lpxstr[len - 1] = 0; /* just to be sure */ |
6686 | return (TRUE); | |
6687 | } | |
6688 | ||
7d0393cf | 6689 | static BOOL |
fbd6baed | 6690 | x_to_w32_font (lpxstr, lplogfont) |
ee78dc32 GV |
6691 | char * lpxstr; |
6692 | LOGFONT * lplogfont; | |
6693 | { | |
f46e6225 GV |
6694 | struct coding_system coding; |
6695 | ||
ee78dc32 | 6696 | if (!lplogfont) return (FALSE); |
f46e6225 | 6697 | |
ee78dc32 | 6698 | memset (lplogfont, 0, sizeof (*lplogfont)); |
5ac45f98 | 6699 | |
1a292d24 | 6700 | /* Set default value for each field. */ |
771c47d5 | 6701 | #if 1 |
ee78dc32 GV |
6702 | lplogfont->lfOutPrecision = OUT_DEFAULT_PRECIS; |
6703 | lplogfont->lfClipPrecision = CLIP_DEFAULT_PRECIS; | |
6704 | lplogfont->lfQuality = DEFAULT_QUALITY; | |
5ac45f98 GV |
6705 | #else |
6706 | /* go for maximum quality */ | |
6707 | lplogfont->lfOutPrecision = OUT_STROKE_PRECIS; | |
6708 | lplogfont->lfClipPrecision = CLIP_STROKE_PRECIS; | |
6709 | lplogfont->lfQuality = PROOF_QUALITY; | |
6710 | #endif | |
6711 | ||
1a292d24 AI |
6712 | lplogfont->lfCharSet = DEFAULT_CHARSET; |
6713 | lplogfont->lfWeight = FW_DONTCARE; | |
6714 | lplogfont->lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE; | |
6715 | ||
5ac45f98 GV |
6716 | if (!lpxstr) |
6717 | return FALSE; | |
6718 | ||
6719 | /* Provide a simple escape mechanism for specifying Windows font names | |
6720 | * directly -- if font spec does not beginning with '-', assume this | |
6721 | * format: | |
6722 | * "<font name>[:height in pixels[:width in pixels[:weight]]]" | |
6723 | */ | |
7d0393cf | 6724 | |
5ac45f98 GV |
6725 | if (*lpxstr == '-') |
6726 | { | |
33d52f9c GV |
6727 | int fields, tem; |
6728 | char name[50], weight[20], slant, pitch, pixels[10], height[10], | |
8b77111c | 6729 | width[10], resy[10], remainder[50]; |
5ac45f98 | 6730 | char * encoding; |
ac849ba4 | 6731 | int dpi = (int) one_w32_display_info.resy; |
5ac45f98 GV |
6732 | |
6733 | fields = sscanf (lpxstr, | |
8b77111c | 6734 | "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s", |
33d52f9c | 6735 | name, weight, &slant, pixels, height, resy, &pitch, width, remainder); |
8b77111c AI |
6736 | if (fields == EOF) |
6737 | return (FALSE); | |
6738 | ||
6739 | /* In the general case when wildcards cover more than one field, | |
6740 | we don't know which field is which, so don't fill any in. | |
6741 | However, we need to cope with this particular form, which is | |
6742 | generated by font_list_1 (invoked by try_font_list): | |
6743 | "-raster-6x10-*-gb2312*-*" | |
6744 | and make sure to correctly parse the charset field. */ | |
6745 | if (fields == 3) | |
6746 | { | |
6747 | fields = sscanf (lpxstr, | |
6748 | "-%*[^-]-%49[^-]-*-%49s", | |
6749 | name, remainder); | |
6750 | } | |
6751 | else if (fields < 9) | |
6752 | { | |
6753 | fields = 0; | |
6754 | remainder[0] = 0; | |
6755 | } | |
6fc2811b | 6756 | |
5ac45f98 GV |
6757 | if (fields > 0 && name[0] != '*') |
6758 | { | |
8ea3e054 RS |
6759 | int bufsize; |
6760 | unsigned char *buf; | |
6761 | ||
f46e6225 | 6762 | setup_coding_system |
1fa3a200 | 6763 | (Fcheck_coding_system (Vlocale_coding_system), &coding); |
aab5ac44 KH |
6764 | coding.src_multibyte = 1; |
6765 | coding.dst_multibyte = 1; | |
8ea3e054 RS |
6766 | bufsize = encoding_buffer_size (&coding, strlen (name)); |
6767 | buf = (unsigned char *) alloca (bufsize); | |
f46e6225 | 6768 | coding.mode |= CODING_MODE_LAST_BLOCK; |
8ea3e054 RS |
6769 | encode_coding (&coding, name, buf, strlen (name), bufsize); |
6770 | if (coding.produced >= LF_FACESIZE) | |
6771 | coding.produced = LF_FACESIZE - 1; | |
6772 | buf[coding.produced] = 0; | |
6773 | strcpy (lplogfont->lfFaceName, buf); | |
5ac45f98 GV |
6774 | } |
6775 | else | |
6776 | { | |
6fc2811b | 6777 | lplogfont->lfFaceName[0] = '\0'; |
5ac45f98 GV |
6778 | } |
6779 | ||
6780 | fields--; | |
6781 | ||
fbd6baed | 6782 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6783 | |
6784 | fields--; | |
6785 | ||
c8874f14 | 6786 | lplogfont->lfItalic = (fields > 0 && slant == 'i'); |
5ac45f98 GV |
6787 | |
6788 | fields--; | |
6789 | ||
6790 | if (fields > 0 && pixels[0] != '*') | |
6791 | lplogfont->lfHeight = atoi (pixels); | |
6792 | ||
6793 | fields--; | |
5ac45f98 | 6794 | fields--; |
33d52f9c GV |
6795 | if (fields > 0 && resy[0] != '*') |
6796 | { | |
6fc2811b | 6797 | tem = atoi (resy); |
33d52f9c GV |
6798 | if (tem > 0) dpi = tem; |
6799 | } | |
5ac45f98 | 6800 | |
33d52f9c GV |
6801 | if (fields > -1 && lplogfont->lfHeight == 0 && height[0] != '*') |
6802 | lplogfont->lfHeight = atoi (height) * dpi / 720; | |
6803 | ||
6804 | if (fields > 0) | |
5ac45f98 GV |
6805 | lplogfont->lfPitchAndFamily = |
6806 | (fields > 0 && pitch == 'p') ? VARIABLE_PITCH : FIXED_PITCH; | |
6807 | ||
6808 | fields--; | |
6809 | ||
6810 | if (fields > 0 && width[0] != '*') | |
6811 | lplogfont->lfWidth = atoi (width) / 10; | |
6812 | ||
6813 | fields--; | |
6814 | ||
4587b026 | 6815 | /* Strip the trailing '-' if present. (it shouldn't be, as it |
d88c567c | 6816 | fails the test against xlfd-tight-regexp in fontset.el). */ |
3c190163 | 6817 | { |
5ac45f98 GV |
6818 | int len = strlen (remainder); |
6819 | if (len > 0 && remainder[len-1] == '-') | |
6820 | remainder[len-1] = 0; | |
ee78dc32 | 6821 | } |
5ac45f98 | 6822 | encoding = remainder; |
8b77111c | 6823 | #if 0 |
5ac45f98 GV |
6824 | if (strncmp (encoding, "*-", 2) == 0) |
6825 | encoding += 2; | |
8b77111c AI |
6826 | #endif |
6827 | lplogfont->lfCharSet = x_to_w32_charset (encoding); | |
5ac45f98 GV |
6828 | } |
6829 | else | |
6830 | { | |
6831 | int fields; | |
6832 | char name[100], height[10], width[10], weight[20]; | |
a1a80b40 | 6833 | |
5ac45f98 GV |
6834 | fields = sscanf (lpxstr, |
6835 | "%99[^:]:%9[^:]:%9[^:]:%19s", | |
6836 | name, height, width, weight); | |
6837 | ||
6838 | if (fields == EOF) return (FALSE); | |
6839 | ||
6840 | if (fields > 0) | |
6841 | { | |
6842 | strncpy (lplogfont->lfFaceName,name, LF_FACESIZE); | |
6843 | lplogfont->lfFaceName[LF_FACESIZE-1] = 0; | |
6844 | } | |
6845 | else | |
6846 | { | |
6847 | lplogfont->lfFaceName[0] = 0; | |
6848 | } | |
6849 | ||
6850 | fields--; | |
6851 | ||
6852 | if (fields > 0) | |
6853 | lplogfont->lfHeight = atoi (height); | |
6854 | ||
6855 | fields--; | |
6856 | ||
6857 | if (fields > 0) | |
6858 | lplogfont->lfWidth = atoi (width); | |
6859 | ||
6860 | fields--; | |
6861 | ||
fbd6baed | 6862 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6863 | } |
6864 | ||
6865 | /* This makes TrueType fonts work better. */ | |
6866 | lplogfont->lfHeight = - abs (lplogfont->lfHeight); | |
6fc2811b | 6867 | |
ee78dc32 GV |
6868 | return (TRUE); |
6869 | } | |
6870 | ||
d88c567c JR |
6871 | /* Strip the pixel height and point height from the given xlfd, and |
6872 | return the pixel height. If no pixel height is specified, calculate | |
6873 | one from the point height, or if that isn't defined either, return | |
6874 | 0 (which usually signifies a scalable font). | |
6875 | */ | |
8edb0a6f JR |
6876 | static int |
6877 | xlfd_strip_height (char *fontname) | |
d88c567c | 6878 | { |
8edb0a6f | 6879 | int pixel_height, field_number; |
d88c567c JR |
6880 | char *read_from, *write_to; |
6881 | ||
6882 | xassert (fontname); | |
6883 | ||
6884 | pixel_height = field_number = 0; | |
6885 | write_to = NULL; | |
6886 | ||
6887 | /* Look for height fields. */ | |
6888 | for (read_from = fontname; *read_from; read_from++) | |
6889 | { | |
6890 | if (*read_from == '-') | |
6891 | { | |
6892 | field_number++; | |
6893 | if (field_number == 7) /* Pixel height. */ | |
6894 | { | |
6895 | read_from++; | |
6896 | write_to = read_from; | |
6897 | ||
6898 | /* Find end of field. */ | |
6899 | for (;*read_from && *read_from != '-'; read_from++) | |
6900 | ; | |
6901 | ||
6902 | /* Split the fontname at end of field. */ | |
6903 | if (*read_from) | |
6904 | { | |
6905 | *read_from = '\0'; | |
6906 | read_from++; | |
6907 | } | |
6908 | pixel_height = atoi (write_to); | |
6909 | /* Blank out field. */ | |
6910 | if (read_from > write_to) | |
6911 | { | |
6912 | *write_to = '-'; | |
6913 | write_to++; | |
6914 | } | |
767b1ff0 | 6915 | /* If the pixel height field is at the end (partial xlfd), |
d88c567c JR |
6916 | return now. */ |
6917 | else | |
6918 | return pixel_height; | |
6919 | ||
6920 | /* If we got a pixel height, the point height can be | |
6921 | ignored. Just blank it out and break now. */ | |
6922 | if (pixel_height) | |
6923 | { | |
6924 | /* Find end of point size field. */ | |
6925 | for (; *read_from && *read_from != '-'; read_from++) | |
6926 | ; | |
6927 | ||
6928 | if (*read_from) | |
6929 | read_from++; | |
6930 | ||
6931 | /* Blank out the point size field. */ | |
6932 | if (read_from > write_to) | |
6933 | { | |
6934 | *write_to = '-'; | |
6935 | write_to++; | |
6936 | } | |
6937 | else | |
6938 | return pixel_height; | |
6939 | ||
6940 | break; | |
6941 | } | |
6942 | /* If the point height is already blank, break now. */ | |
6943 | if (*read_from == '-') | |
6944 | { | |
6945 | read_from++; | |
6946 | break; | |
6947 | } | |
6948 | } | |
6949 | else if (field_number == 8) | |
6950 | { | |
6951 | /* If we didn't get a pixel height, try to get the point | |
6952 | height and convert that. */ | |
6953 | int point_size; | |
6954 | char *point_size_start = read_from++; | |
6955 | ||
6956 | /* Find end of field. */ | |
6957 | for (; *read_from && *read_from != '-'; read_from++) | |
6958 | ; | |
6959 | ||
6960 | if (*read_from) | |
6961 | { | |
6962 | *read_from = '\0'; | |
6963 | read_from++; | |
6964 | } | |
6965 | ||
6966 | point_size = atoi (point_size_start); | |
6967 | ||
6968 | /* Convert to pixel height. */ | |
6969 | pixel_height = point_size | |
6970 | * one_w32_display_info.height_in / 720; | |
6971 | ||
6972 | /* Blank out this field and break. */ | |
6973 | *write_to = '-'; | |
6974 | write_to++; | |
6975 | break; | |
6976 | } | |
6977 | } | |
6978 | } | |
6979 | ||
6980 | /* Shift the rest of the font spec into place. */ | |
6981 | if (write_to && read_from > write_to) | |
6982 | { | |
6983 | for (; *read_from; read_from++, write_to++) | |
6984 | *write_to = *read_from; | |
6985 | *write_to = '\0'; | |
6986 | } | |
6987 | ||
6988 | return pixel_height; | |
6989 | } | |
6990 | ||
6fc2811b | 6991 | /* Assume parameter 1 is fully qualified, no wildcards. */ |
7d0393cf | 6992 | static BOOL |
6fc2811b JR |
6993 | w32_font_match (fontname, pattern) |
6994 | char * fontname; | |
6995 | char * pattern; | |
ee78dc32 | 6996 | { |
e7c72122 | 6997 | char *regex = alloca (strlen (pattern) * 2 + 3); |
d88c567c | 6998 | char *font_name_copy = alloca (strlen (fontname) + 1); |
6fc2811b | 6999 | char *ptr; |
ee78dc32 | 7000 | |
d88c567c JR |
7001 | /* Copy fontname so we can modify it during comparison. */ |
7002 | strcpy (font_name_copy, fontname); | |
7003 | ||
6fc2811b JR |
7004 | ptr = regex; |
7005 | *ptr++ = '^'; | |
ee78dc32 | 7006 | |
6fc2811b JR |
7007 | /* Turn pattern into a regexp and do a regexp match. */ |
7008 | for (; *pattern; pattern++) | |
7009 | { | |
7010 | if (*pattern == '?') | |
7011 | *ptr++ = '.'; | |
7012 | else if (*pattern == '*') | |
7013 | { | |
7014 | *ptr++ = '.'; | |
7015 | *ptr++ = '*'; | |
7016 | } | |
33d52f9c | 7017 | else |
6fc2811b | 7018 | *ptr++ = *pattern; |
ee78dc32 | 7019 | } |
6fc2811b JR |
7020 | *ptr = '$'; |
7021 | *(ptr + 1) = '\0'; | |
7022 | ||
d88c567c JR |
7023 | /* Strip out font heights and compare them seperately, since |
7024 | rounding error can cause mismatches. This also allows a | |
7025 | comparison between a font that declares only a pixel height and a | |
7026 | pattern that declares the point height. | |
7027 | */ | |
7028 | { | |
7029 | int font_height, pattern_height; | |
7030 | ||
7031 | font_height = xlfd_strip_height (font_name_copy); | |
7032 | pattern_height = xlfd_strip_height (regex); | |
7033 | ||
7034 | /* Compare now, and don't bother doing expensive regexp matching | |
7035 | if the heights differ. */ | |
7036 | if (font_height && pattern_height && (font_height != pattern_height)) | |
7037 | return FALSE; | |
7038 | } | |
7039 | ||
6fc2811b | 7040 | return (fast_c_string_match_ignore_case (build_string (regex), |
d88c567c | 7041 | font_name_copy) >= 0); |
ee78dc32 GV |
7042 | } |
7043 | ||
5ca0cd71 GV |
7044 | /* Callback functions, and a structure holding info they need, for |
7045 | listing system fonts on W32. We need one set of functions to do the | |
7046 | job properly, but these don't work on NT 3.51 and earlier, so we | |
7047 | have a second set which don't handle character sets properly to | |
7048 | fall back on. | |
7049 | ||
7050 | In both cases, there are two passes made. The first pass gets one | |
7051 | font from each family, the second pass lists all the fonts from | |
7052 | each family. */ | |
7053 | ||
7d0393cf | 7054 | typedef struct enumfont_t |
ee78dc32 GV |
7055 | { |
7056 | HDC hdc; | |
7057 | int numFonts; | |
3cb20f4a | 7058 | LOGFONT logfont; |
ee78dc32 | 7059 | XFontStruct *size_ref; |
23afac8f | 7060 | Lisp_Object pattern; |
d84b082d | 7061 | Lisp_Object list; |
ee78dc32 GV |
7062 | } enumfont_t; |
7063 | ||
d84b082d JR |
7064 | |
7065 | static void | |
7066 | enum_font_maybe_add_to_list (enumfont_t *, LOGFONT *, char *, Lisp_Object); | |
7067 | ||
7068 | ||
7d0393cf | 7069 | static int CALLBACK |
ee78dc32 GV |
7070 | enum_font_cb2 (lplf, lptm, FontType, lpef) |
7071 | ENUMLOGFONT * lplf; | |
7072 | NEWTEXTMETRIC * lptm; | |
7073 | int FontType; | |
7074 | enumfont_t * lpef; | |
7075 | { | |
66895301 JR |
7076 | /* Ignore struck out and underlined versions of fonts. */ |
7077 | if (lplf->elfLogFont.lfStrikeOut || lplf->elfLogFont.lfUnderline) | |
7078 | return 1; | |
7079 | ||
7080 | /* Only return fonts with names starting with @ if they were | |
7081 | explicitly specified, since Microsoft uses an initial @ to | |
7082 | denote fonts for vertical writing, without providing a more | |
7083 | convenient way of identifying them. */ | |
7084 | if (lplf->elfLogFont.lfFaceName[0] == '@' | |
7085 | && lpef->logfont.lfFaceName[0] != '@') | |
5e905a57 JR |
7086 | return 1; |
7087 | ||
4587b026 GV |
7088 | /* Check that the character set matches if it was specified */ |
7089 | if (lpef->logfont.lfCharSet != DEFAULT_CHARSET && | |
7090 | lplf->elfLogFont.lfCharSet != lpef->logfont.lfCharSet) | |
5e905a57 | 7091 | return 1; |
4587b026 | 7092 | |
6358474d JR |
7093 | if (FontType == RASTER_FONTTYPE) |
7094 | { | |
7095 | /* DBCS raster fonts have problems displaying, so skip them. */ | |
7096 | int charset = lplf->elfLogFont.lfCharSet; | |
7097 | if (charset == SHIFTJIS_CHARSET | |
7098 | || charset == HANGEUL_CHARSET | |
7099 | || charset == CHINESEBIG5_CHARSET | |
7100 | || charset == GB2312_CHARSET | |
7101 | #ifdef JOHAB_CHARSET | |
7102 | || charset == JOHAB_CHARSET | |
7103 | #endif | |
7104 | ) | |
7105 | return 1; | |
7106 | } | |
7107 | ||
ee78dc32 GV |
7108 | { |
7109 | char buf[100]; | |
4587b026 | 7110 | Lisp_Object width = Qnil; |
d84b082d | 7111 | Lisp_Object charset_list = Qnil; |
767b1ff0 | 7112 | char *charset = NULL; |
ee78dc32 | 7113 | |
6fc2811b JR |
7114 | /* Truetype fonts do not report their true metrics until loaded */ |
7115 | if (FontType != RASTER_FONTTYPE) | |
3cb20f4a | 7116 | { |
23afac8f | 7117 | if (!NILP (lpef->pattern)) |
6fc2811b JR |
7118 | { |
7119 | /* Scalable fonts are as big as you want them to be. */ | |
7120 | lplf->elfLogFont.lfHeight = lpef->logfont.lfHeight; | |
7121 | lplf->elfLogFont.lfWidth = lpef->logfont.lfWidth; | |
7122 | width = make_number (lpef->logfont.lfWidth); | |
7123 | } | |
7124 | else | |
7125 | { | |
7126 | lplf->elfLogFont.lfHeight = 0; | |
7127 | lplf->elfLogFont.lfWidth = 0; | |
7128 | } | |
3cb20f4a | 7129 | } |
6fc2811b | 7130 | |
f46e6225 GV |
7131 | /* Make sure the height used here is the same as everywhere |
7132 | else (ie character height, not cell height). */ | |
6fc2811b JR |
7133 | if (lplf->elfLogFont.lfHeight > 0) |
7134 | { | |
7135 | /* lptm can be trusted for RASTER fonts, but not scalable ones. */ | |
7136 | if (FontType == RASTER_FONTTYPE) | |
7137 | lplf->elfLogFont.lfHeight = lptm->tmInternalLeading - lptm->tmHeight; | |
7138 | else | |
7139 | lplf->elfLogFont.lfHeight = -lplf->elfLogFont.lfHeight; | |
7140 | } | |
4587b026 | 7141 | |
23afac8f | 7142 | if (!NILP (lpef->pattern)) |
767b1ff0 | 7143 | { |
d5db4077 | 7144 | charset = xlfd_charset_of_font (SDATA (lpef->pattern)); |
767b1ff0 | 7145 | |
644cefdf JR |
7146 | /* We already checked charsets above, but DEFAULT_CHARSET |
7147 | slipped through. So only allow exact matches for DEFAULT_CHARSET. */ | |
7148 | if (charset | |
7149 | && strncmp (charset, "*-*", 3) != 0 | |
7150 | && lpef->logfont.lfCharSet == DEFAULT_CHARSET | |
7151 | && strcmp (charset, w32_to_x_charset (DEFAULT_CHARSET)) != 0) | |
7152 | return 1; | |
767b1ff0 JR |
7153 | } |
7154 | ||
d84b082d JR |
7155 | if (charset) |
7156 | charset_list = Fcons (build_string (charset), Qnil); | |
7157 | else | |
7158 | charset_list = w32_to_all_x_charsets (lplf->elfLogFont.lfCharSet); | |
ee78dc32 | 7159 | |
d84b082d JR |
7160 | /* Loop through the charsets. */ |
7161 | for ( ; CONSP (charset_list); charset_list = Fcdr (charset_list)) | |
ee78dc32 | 7162 | { |
d84b082d | 7163 | Lisp_Object this_charset = Fcar (charset_list); |
d5db4077 | 7164 | charset = SDATA (this_charset); |
d84b082d JR |
7165 | |
7166 | /* List bold and italic variations if w32-enable-synthesized-fonts | |
7167 | is non-nil and this is a plain font. */ | |
7168 | if (w32_enable_synthesized_fonts | |
7169 | && lplf->elfLogFont.lfWeight == FW_NORMAL | |
7170 | && lplf->elfLogFont.lfItalic == FALSE) | |
7171 | { | |
7172 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7173 | charset, width); | |
7174 | /* bold. */ | |
7175 | lplf->elfLogFont.lfWeight = FW_BOLD; | |
7176 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7177 | charset, width); | |
7178 | /* bold italic. */ | |
7179 | lplf->elfLogFont.lfItalic = TRUE; | |
7180 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7181 | charset, width); | |
7182 | /* italic. */ | |
7183 | lplf->elfLogFont.lfWeight = FW_NORMAL; | |
7184 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7185 | charset, width); | |
7186 | } | |
7187 | else | |
7188 | enum_font_maybe_add_to_list (lpef, &(lplf->elfLogFont), | |
7189 | charset, width); | |
ee78dc32 GV |
7190 | } |
7191 | } | |
6fc2811b | 7192 | |
5e905a57 | 7193 | return 1; |
ee78dc32 GV |
7194 | } |
7195 | ||
d84b082d JR |
7196 | static void |
7197 | enum_font_maybe_add_to_list (lpef, logfont, match_charset, width) | |
7198 | enumfont_t * lpef; | |
7199 | LOGFONT * logfont; | |
7200 | char * match_charset; | |
7201 | Lisp_Object width; | |
7202 | { | |
7203 | char buf[100]; | |
7204 | ||
7205 | if (!w32_to_x_font (logfont, buf, 100, match_charset)) | |
7206 | return; | |
7207 | ||
23afac8f | 7208 | if (NILP (lpef->pattern) |
d5db4077 | 7209 | || w32_font_match (buf, SDATA (lpef->pattern))) |
d84b082d JR |
7210 | { |
7211 | /* Check if we already listed this font. This may happen if | |
7212 | w32_enable_synthesized_fonts is non-nil, and there are real | |
7213 | bold and italic versions of the font. */ | |
7214 | Lisp_Object font_name = build_string (buf); | |
7215 | if (NILP (Fmember (font_name, lpef->list))) | |
7216 | { | |
23afac8f JR |
7217 | Lisp_Object entry = Fcons (font_name, width); |
7218 | lpef->list = Fcons (entry, lpef->list); | |
d84b082d JR |
7219 | lpef->numFonts++; |
7220 | } | |
7221 | } | |
7222 | } | |
7223 | ||
7224 | ||
7d0393cf | 7225 | static int CALLBACK |
ee78dc32 GV |
7226 | enum_font_cb1 (lplf, lptm, FontType, lpef) |
7227 | ENUMLOGFONT * lplf; | |
7228 | NEWTEXTMETRIC * lptm; | |
7229 | int FontType; | |
7230 | enumfont_t * lpef; | |
7231 | { | |
7232 | return EnumFontFamilies (lpef->hdc, | |
7233 | lplf->elfLogFont.lfFaceName, | |
7234 | (FONTENUMPROC) enum_font_cb2, | |
7235 | (LPARAM) lpef); | |
7236 | } | |
7237 | ||
7238 | ||
8edb0a6f | 7239 | static int CALLBACK |
5ca0cd71 GV |
7240 | enum_fontex_cb2 (lplf, lptm, font_type, lpef) |
7241 | ENUMLOGFONTEX * lplf; | |
7242 | NEWTEXTMETRICEX * lptm; | |
7243 | int font_type; | |
7244 | enumfont_t * lpef; | |
7245 | { | |
7246 | /* We are not interested in the extra info we get back from the 'Ex | |
7247 | version - only the fact that we get character set variations | |
7248 | enumerated seperately. */ | |
7249 | return enum_font_cb2 ((ENUMLOGFONT *) lplf, (NEWTEXTMETRIC *) lptm, | |
7250 | font_type, lpef); | |
7251 | } | |
7252 | ||
8edb0a6f | 7253 | static int CALLBACK |
5ca0cd71 GV |
7254 | enum_fontex_cb1 (lplf, lptm, font_type, lpef) |
7255 | ENUMLOGFONTEX * lplf; | |
7256 | NEWTEXTMETRICEX * lptm; | |
7257 | int font_type; | |
7258 | enumfont_t * lpef; | |
7259 | { | |
7260 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
7261 | FARPROC enum_font_families_ex | |
7262 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
7263 | /* We don't really expect EnumFontFamiliesEx to disappear once we | |
7264 | get here, so don't bother handling it gracefully. */ | |
7265 | if (enum_font_families_ex == NULL) | |
7266 | error ("gdi32.dll has disappeared!"); | |
7267 | return enum_font_families_ex (lpef->hdc, | |
7268 | &lplf->elfLogFont, | |
7269 | (FONTENUMPROC) enum_fontex_cb2, | |
7270 | (LPARAM) lpef, 0); | |
7271 | } | |
7272 | ||
4587b026 GV |
7273 | /* Interface to fontset handler. (adapted from mw32font.c in Meadow |
7274 | and xterm.c in Emacs 20.3) */ | |
7275 | ||
8edb0a6f | 7276 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names) |
33d52f9c GV |
7277 | { |
7278 | char *fontname, *ptnstr; | |
7279 | Lisp_Object list, tem, newlist = Qnil; | |
55dcfc15 | 7280 | int n_fonts = 0; |
33d52f9c GV |
7281 | |
7282 | list = Vw32_bdf_filename_alist; | |
d5db4077 | 7283 | ptnstr = SDATA (pattern); |
33d52f9c | 7284 | |
8e713be6 | 7285 | for ( ; CONSP (list); list = XCDR (list)) |
33d52f9c | 7286 | { |
8e713be6 | 7287 | tem = XCAR (list); |
33d52f9c | 7288 | if (CONSP (tem)) |
d5db4077 | 7289 | fontname = SDATA (XCAR (tem)); |
33d52f9c | 7290 | else if (STRINGP (tem)) |
d5db4077 | 7291 | fontname = SDATA (tem); |
33d52f9c GV |
7292 | else |
7293 | continue; | |
7294 | ||
7295 | if (w32_font_match (fontname, ptnstr)) | |
5ca0cd71 | 7296 | { |
8e713be6 | 7297 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
7298 | n_fonts++; |
7299 | if (n_fonts >= max_names) | |
7300 | break; | |
7301 | } | |
33d52f9c GV |
7302 | } |
7303 | ||
7304 | return newlist; | |
7305 | } | |
7306 | ||
5ca0cd71 | 7307 | |
4587b026 GV |
7308 | /* Return a list of names of available fonts matching PATTERN on frame |
7309 | F. If SIZE is not 0, it is the size (maximum bound width) of fonts | |
7310 | to be listed. Frame F NULL means we have not yet created any | |
7311 | frame, which means we can't get proper size info, as we don't have | |
7312 | a device context to use for GetTextMetrics. | |
7313 | MAXNAMES sets a limit on how many fonts to match. */ | |
7314 | ||
7315 | Lisp_Object | |
dc220243 JR |
7316 | w32_list_fonts (f, pattern, size, maxnames) |
7317 | struct frame *f; | |
7318 | Lisp_Object pattern; | |
7319 | int size; | |
7320 | int maxnames; | |
4587b026 | 7321 | { |
6fc2811b | 7322 | Lisp_Object patterns, key = Qnil, tem, tpat; |
4587b026 | 7323 | Lisp_Object list = Qnil, newlist = Qnil, second_best = Qnil; |
33d52f9c | 7324 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
5ca0cd71 | 7325 | int n_fonts = 0; |
396594fe | 7326 | |
4587b026 GV |
7327 | patterns = Fassoc (pattern, Valternate_fontname_alist); |
7328 | if (NILP (patterns)) | |
7329 | patterns = Fcons (pattern, Qnil); | |
7330 | ||
8e713be6 | 7331 | for (; CONSP (patterns); patterns = XCDR (patterns)) |
4587b026 GV |
7332 | { |
7333 | enumfont_t ef; | |
767b1ff0 | 7334 | int codepage; |
4587b026 | 7335 | |
8e713be6 | 7336 | tpat = XCAR (patterns); |
4587b026 | 7337 | |
767b1ff0 JR |
7338 | if (!STRINGP (tpat)) |
7339 | continue; | |
7340 | ||
7341 | /* Avoid expensive EnumFontFamilies functions if we are not | |
7342 | going to be able to output one of these anyway. */ | |
d5db4077 | 7343 | codepage = w32_codepage_for_font (SDATA (tpat)); |
767b1ff0 | 7344 | if (codepage != CP_8BIT && codepage != CP_UNICODE |
ceb12877 AI |
7345 | && codepage != CP_DEFAULT && codepage != CP_UNKNOWN |
7346 | && !IsValidCodePage(codepage)) | |
767b1ff0 JR |
7347 | continue; |
7348 | ||
4587b026 GV |
7349 | /* See if we cached the result for this particular query. |
7350 | The cache is an alist of the form: | |
7351 | ((PATTERN (FONTNAME . WIDTH) ...) ...) | |
7352 | */ | |
8e713be6 | 7353 | if (tem = XCDR (dpyinfo->name_list_element), |
33d52f9c | 7354 | !NILP (list = Fassoc (tpat, tem))) |
4587b026 GV |
7355 | { |
7356 | list = Fcdr_safe (list); | |
7357 | /* We have a cached list. Don't have to get the list again. */ | |
7358 | goto label_cached; | |
7359 | } | |
7360 | ||
7361 | BLOCK_INPUT; | |
7362 | /* At first, put PATTERN in the cache. */ | |
23afac8f JR |
7363 | ef.pattern = tpat; |
7364 | ef.list = Qnil; | |
4587b026 | 7365 | ef.numFonts = 0; |
33d52f9c | 7366 | |
5ca0cd71 GV |
7367 | /* Use EnumFontFamiliesEx where it is available, as it knows |
7368 | about character sets. Fall back to EnumFontFamilies for | |
7369 | older versions of NT that don't support the 'Ex function. */ | |
d5db4077 | 7370 | x_to_w32_font (SDATA (tpat), &ef.logfont); |
4587b026 | 7371 | { |
5ca0cd71 GV |
7372 | LOGFONT font_match_pattern; |
7373 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
7374 | FARPROC enum_font_families_ex | |
7375 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
7376 | ||
7377 | /* We do our own pattern matching so we can handle wildcards. */ | |
7378 | font_match_pattern.lfFaceName[0] = 0; | |
7379 | font_match_pattern.lfPitchAndFamily = 0; | |
7380 | /* We can use the charset, because if it is a wildcard it will | |
7381 | be DEFAULT_CHARSET anyway. */ | |
7382 | font_match_pattern.lfCharSet = ef.logfont.lfCharSet; | |
7383 | ||
33d52f9c | 7384 | ef.hdc = GetDC (dpyinfo->root_window); |
4587b026 | 7385 | |
5ca0cd71 GV |
7386 | if (enum_font_families_ex) |
7387 | enum_font_families_ex (ef.hdc, | |
7388 | &font_match_pattern, | |
7389 | (FONTENUMPROC) enum_fontex_cb1, | |
7390 | (LPARAM) &ef, 0); | |
7391 | else | |
7392 | EnumFontFamilies (ef.hdc, NULL, (FONTENUMPROC) enum_font_cb1, | |
7393 | (LPARAM)&ef); | |
4587b026 | 7394 | |
33d52f9c | 7395 | ReleaseDC (dpyinfo->root_window, ef.hdc); |
4587b026 GV |
7396 | } |
7397 | ||
7398 | UNBLOCK_INPUT; | |
23afac8f | 7399 | list = ef.list; |
4587b026 GV |
7400 | |
7401 | /* Make a list of the fonts we got back. | |
7402 | Store that in the font cache for the display. */ | |
f3fbd155 KR |
7403 | XSETCDR (dpyinfo->name_list_element, |
7404 | Fcons (Fcons (tpat, list), | |
7405 | XCDR (dpyinfo->name_list_element))); | |
4587b026 GV |
7406 | |
7407 | label_cached: | |
7408 | if (NILP (list)) continue; /* Try the remaining alternatives. */ | |
7409 | ||
7410 | newlist = second_best = Qnil; | |
7411 | ||
7d0393cf | 7412 | /* Make a list of the fonts that have the right width. */ |
8e713be6 | 7413 | for (; CONSP (list); list = XCDR (list)) |
4587b026 GV |
7414 | { |
7415 | int found_size; | |
8e713be6 | 7416 | tem = XCAR (list); |
4587b026 GV |
7417 | |
7418 | if (!CONSP (tem)) | |
7419 | continue; | |
8e713be6 | 7420 | if (NILP (XCAR (tem))) |
4587b026 GV |
7421 | continue; |
7422 | if (!size) | |
7423 | { | |
8e713be6 | 7424 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
7425 | n_fonts++; |
7426 | if (n_fonts >= maxnames) | |
7427 | break; | |
7428 | else | |
7429 | continue; | |
4587b026 | 7430 | } |
8e713be6 | 7431 | if (!INTEGERP (XCDR (tem))) |
4587b026 GV |
7432 | { |
7433 | /* Since we don't yet know the size of the font, we must | |
7434 | load it and try GetTextMetrics. */ | |
4587b026 GV |
7435 | W32FontStruct thisinfo; |
7436 | LOGFONT lf; | |
7437 | HDC hdc; | |
7438 | HANDLE oldobj; | |
7439 | ||
d5db4077 | 7440 | if (!x_to_w32_font (SDATA (XCAR (tem)), &lf)) |
4587b026 GV |
7441 | continue; |
7442 | ||
7443 | BLOCK_INPUT; | |
33d52f9c | 7444 | thisinfo.bdf = NULL; |
4587b026 GV |
7445 | thisinfo.hfont = CreateFontIndirect (&lf); |
7446 | if (thisinfo.hfont == NULL) | |
7447 | continue; | |
7448 | ||
7449 | hdc = GetDC (dpyinfo->root_window); | |
7450 | oldobj = SelectObject (hdc, thisinfo.hfont); | |
7451 | if (GetTextMetrics (hdc, &thisinfo.tm)) | |
f3fbd155 | 7452 | XSETCDR (tem, make_number (FONT_WIDTH (&thisinfo))); |
4587b026 | 7453 | else |
f3fbd155 | 7454 | XSETCDR (tem, make_number (0)); |
4587b026 GV |
7455 | SelectObject (hdc, oldobj); |
7456 | ReleaseDC (dpyinfo->root_window, hdc); | |
7457 | DeleteObject(thisinfo.hfont); | |
7458 | UNBLOCK_INPUT; | |
7459 | } | |
8e713be6 | 7460 | found_size = XINT (XCDR (tem)); |
4587b026 | 7461 | if (found_size == size) |
5ca0cd71 | 7462 | { |
8e713be6 | 7463 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
7464 | n_fonts++; |
7465 | if (n_fonts >= maxnames) | |
7466 | break; | |
7467 | } | |
4587b026 GV |
7468 | /* keep track of the closest matching size in case |
7469 | no exact match is found. */ | |
7470 | else if (found_size > 0) | |
7471 | { | |
7472 | if (NILP (second_best)) | |
7473 | second_best = tem; | |
7d0393cf | 7474 | |
4587b026 GV |
7475 | else if (found_size < size) |
7476 | { | |
8e713be6 KR |
7477 | if (XINT (XCDR (second_best)) > size |
7478 | || XINT (XCDR (second_best)) < found_size) | |
4587b026 GV |
7479 | second_best = tem; |
7480 | } | |
7481 | else | |
7482 | { | |
8e713be6 KR |
7483 | if (XINT (XCDR (second_best)) > size |
7484 | && XINT (XCDR (second_best)) > | |
4587b026 GV |
7485 | found_size) |
7486 | second_best = tem; | |
7487 | } | |
7488 | } | |
7489 | } | |
7490 | ||
7491 | if (!NILP (newlist)) | |
7492 | break; | |
7493 | else if (!NILP (second_best)) | |
7494 | { | |
8e713be6 | 7495 | newlist = Fcons (XCAR (second_best), Qnil); |
4587b026 GV |
7496 | break; |
7497 | } | |
7498 | } | |
7499 | ||
33d52f9c | 7500 | /* Include any bdf fonts. */ |
5ca0cd71 | 7501 | if (n_fonts < maxnames) |
33d52f9c GV |
7502 | { |
7503 | Lisp_Object combined[2]; | |
5ca0cd71 | 7504 | combined[0] = w32_list_bdf_fonts (pattern, maxnames - n_fonts); |
33d52f9c GV |
7505 | combined[1] = newlist; |
7506 | newlist = Fnconc(2, combined); | |
7507 | } | |
7508 | ||
4587b026 GV |
7509 | return newlist; |
7510 | } | |
7511 | ||
5ca0cd71 | 7512 | |
4587b026 GV |
7513 | /* Return a pointer to struct font_info of font FONT_IDX of frame F. */ |
7514 | struct font_info * | |
7515 | w32_get_font_info (f, font_idx) | |
7516 | FRAME_PTR f; | |
7517 | int font_idx; | |
7518 | { | |
7519 | return (FRAME_W32_FONT_TABLE (f) + font_idx); | |
7520 | } | |
7521 | ||
7522 | ||
7523 | struct font_info* | |
7524 | w32_query_font (struct frame *f, char *fontname) | |
7525 | { | |
7526 | int i; | |
7527 | struct font_info *pfi; | |
7528 | ||
7529 | pfi = FRAME_W32_FONT_TABLE (f); | |
7530 | ||
7531 | for (i = 0; i < one_w32_display_info.n_fonts ;i++, pfi++) | |
7532 | { | |
7533 | if (strcmp(pfi->name, fontname) == 0) return pfi; | |
7534 | } | |
7535 | ||
7536 | return NULL; | |
7537 | } | |
7538 | ||
7539 | /* Find a CCL program for a font specified by FONTP, and set the member | |
7540 | `encoder' of the structure. */ | |
7541 | ||
7542 | void | |
7543 | w32_find_ccl_program (fontp) | |
7544 | struct font_info *fontp; | |
7545 | { | |
3545439c | 7546 | Lisp_Object list, elt; |
4587b026 | 7547 | |
8e713be6 | 7548 | for (list = Vfont_ccl_encoder_alist; CONSP (list); list = XCDR (list)) |
4587b026 | 7549 | { |
8e713be6 | 7550 | elt = XCAR (list); |
4587b026 | 7551 | if (CONSP (elt) |
8e713be6 KR |
7552 | && STRINGP (XCAR (elt)) |
7553 | && (fast_c_string_match_ignore_case (XCAR (elt), fontp->name) | |
4587b026 | 7554 | >= 0)) |
3545439c KH |
7555 | break; |
7556 | } | |
7557 | if (! NILP (list)) | |
7558 | { | |
17eedd00 KH |
7559 | struct ccl_program *ccl |
7560 | = (struct ccl_program *) xmalloc (sizeof (struct ccl_program)); | |
3545439c | 7561 | |
8e713be6 | 7562 | if (setup_ccl_program (ccl, XCDR (elt)) < 0) |
3545439c KH |
7563 | xfree (ccl); |
7564 | else | |
7565 | fontp->font_encoder = ccl; | |
4587b026 GV |
7566 | } |
7567 | } | |
7568 | ||
7569 | \f | |
8edb0a6f JR |
7570 | /* Find BDF files in a specified directory. (use GCPRO when calling, |
7571 | as this calls lisp to get a directory listing). */ | |
7572 | static Lisp_Object | |
7573 | w32_find_bdf_fonts_in_dir (Lisp_Object directory) | |
7574 | { | |
7575 | Lisp_Object filelist, list = Qnil; | |
7576 | char fontname[100]; | |
7577 | ||
7578 | if (!STRINGP(directory)) | |
7579 | return Qnil; | |
7580 | ||
7581 | filelist = Fdirectory_files (directory, Qt, | |
7582 | build_string (".*\\.[bB][dD][fF]"), Qt); | |
7583 | ||
7584 | for ( ; CONSP(filelist); filelist = XCDR (filelist)) | |
7585 | { | |
7586 | Lisp_Object filename = XCAR (filelist); | |
d5db4077 | 7587 | if (w32_BDF_to_x_font (SDATA (filename), fontname, 100)) |
8edb0a6f JR |
7588 | store_in_alist (&list, build_string (fontname), filename); |
7589 | } | |
7590 | return list; | |
7591 | } | |
7592 | ||
6fc2811b JR |
7593 | DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts, Sw32_find_bdf_fonts, |
7594 | 1, 1, 0, | |
b3700ae7 JR |
7595 | doc: /* Return a list of BDF fonts in DIR. |
7596 | The list is suitable for appending to w32-bdf-filename-alist. Fonts | |
7597 | which do not contain an xlfd description will not be included in the | |
7598 | list. DIR may be a list of directories. */) | |
6fc2811b JR |
7599 | (directory) |
7600 | Lisp_Object directory; | |
7601 | { | |
7602 | Lisp_Object list = Qnil; | |
7603 | struct gcpro gcpro1, gcpro2; | |
ee78dc32 | 7604 | |
6fc2811b JR |
7605 | if (!CONSP (directory)) |
7606 | return w32_find_bdf_fonts_in_dir (directory); | |
ee78dc32 | 7607 | |
6fc2811b | 7608 | for ( ; CONSP (directory); directory = XCDR (directory)) |
ee78dc32 | 7609 | { |
6fc2811b JR |
7610 | Lisp_Object pair[2]; |
7611 | pair[0] = list; | |
7612 | pair[1] = Qnil; | |
7613 | GCPRO2 (directory, list); | |
7614 | pair[1] = w32_find_bdf_fonts_in_dir( XCAR (directory) ); | |
7615 | list = Fnconc( 2, pair ); | |
7616 | UNGCPRO; | |
7617 | } | |
7618 | return list; | |
7619 | } | |
ee78dc32 | 7620 | |
6fc2811b JR |
7621 | \f |
7622 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, | |
74e1aeec | 7623 | doc: /* Internal function called by `color-defined-p', which see. */) |
6fc2811b JR |
7624 | (color, frame) |
7625 | Lisp_Object color, frame; | |
7626 | { | |
7627 | XColor foo; | |
7628 | FRAME_PTR f = check_x_frame (frame); | |
ee78dc32 | 7629 | |
b7826503 | 7630 | CHECK_STRING (color); |
ee78dc32 | 7631 | |
d5db4077 | 7632 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
6fc2811b JR |
7633 | return Qt; |
7634 | else | |
7635 | return Qnil; | |
7636 | } | |
ee78dc32 | 7637 | |
2d764c78 | 7638 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
74e1aeec | 7639 | doc: /* Internal function called by `color-values', which see. */) |
ee78dc32 GV |
7640 | (color, frame) |
7641 | Lisp_Object color, frame; | |
7642 | { | |
6fc2811b | 7643 | XColor foo; |
ee78dc32 GV |
7644 | FRAME_PTR f = check_x_frame (frame); |
7645 | ||
b7826503 | 7646 | CHECK_STRING (color); |
ee78dc32 | 7647 | |
d5db4077 | 7648 | if (w32_defined_color (f, SDATA (color), &foo, 0)) |
ee78dc32 GV |
7649 | { |
7650 | Lisp_Object rgb[3]; | |
7651 | ||
6fc2811b JR |
7652 | rgb[0] = make_number ((GetRValue (foo.pixel) << 8) |
7653 | | GetRValue (foo.pixel)); | |
7654 | rgb[1] = make_number ((GetGValue (foo.pixel) << 8) | |
7655 | | GetGValue (foo.pixel)); | |
7656 | rgb[2] = make_number ((GetBValue (foo.pixel) << 8) | |
7657 | | GetBValue (foo.pixel)); | |
ee78dc32 GV |
7658 | return Flist (3, rgb); |
7659 | } | |
7660 | else | |
7661 | return Qnil; | |
7662 | } | |
7663 | ||
2d764c78 | 7664 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
74e1aeec | 7665 | doc: /* Internal function called by `display-color-p', which see. */) |
ee78dc32 GV |
7666 | (display) |
7667 | Lisp_Object display; | |
7668 | { | |
fbd6baed | 7669 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7670 | |
7671 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) | |
7672 | return Qnil; | |
7673 | ||
7674 | return Qt; | |
7675 | } | |
7676 | ||
74e1aeec JR |
7677 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, |
7678 | Sx_display_grayscale_p, 0, 1, 0, | |
7679 | doc: /* Return t if the X display supports shades of gray. | |
7680 | Note that color displays do support shades of gray. | |
7681 | The optional argument DISPLAY specifies which display to ask about. | |
7682 | DISPLAY should be either a frame or a display name (a string). | |
7683 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7684 | (display) |
7685 | Lisp_Object display; | |
7686 | { | |
fbd6baed | 7687 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7688 | |
7689 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) | |
7690 | return Qnil; | |
7691 | ||
7692 | return Qt; | |
7693 | } | |
7694 | ||
74e1aeec JR |
7695 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, |
7696 | Sx_display_pixel_width, 0, 1, 0, | |
7697 | doc: /* Returns the width in pixels of DISPLAY. | |
7698 | The optional argument DISPLAY specifies which display to ask about. | |
7699 | DISPLAY should be either a frame or a display name (a string). | |
7700 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7701 | (display) |
7702 | Lisp_Object display; | |
7703 | { | |
fbd6baed | 7704 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7705 | |
7706 | return make_number (dpyinfo->width); | |
7707 | } | |
7708 | ||
7709 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
74e1aeec JR |
7710 | Sx_display_pixel_height, 0, 1, 0, |
7711 | doc: /* Returns the height in pixels of DISPLAY. | |
7712 | The optional argument DISPLAY specifies which display to ask about. | |
7713 | DISPLAY should be either a frame or a display name (a string). | |
7714 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7715 | (display) |
7716 | Lisp_Object display; | |
7717 | { | |
fbd6baed | 7718 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7719 | |
7720 | return make_number (dpyinfo->height); | |
7721 | } | |
7722 | ||
7723 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
74e1aeec JR |
7724 | 0, 1, 0, |
7725 | doc: /* Returns the number of bitplanes of DISPLAY. | |
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 | return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); | |
7735 | } | |
7736 | ||
7737 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
74e1aeec JR |
7738 | 0, 1, 0, |
7739 | doc: /* Returns the number of color cells of DISPLAY. | |
7740 | The optional argument DISPLAY specifies which display to ask about. | |
7741 | DISPLAY should be either a frame or a display name (a string). | |
7742 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7743 | (display) |
7744 | Lisp_Object display; | |
7745 | { | |
fbd6baed | 7746 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7747 | HDC hdc; |
7748 | int cap; | |
7749 | ||
5ac45f98 GV |
7750 | hdc = GetDC (dpyinfo->root_window); |
7751 | if (dpyinfo->has_palette) | |
7752 | cap = GetDeviceCaps (hdc,SIZEPALETTE); | |
7753 | else | |
7754 | cap = GetDeviceCaps (hdc,NUMCOLORS); | |
abf8c61b | 7755 | |
007776bc JB |
7756 | /* We force 24+ bit depths to 24-bit, both to prevent an overflow |
7757 | and because probably is more meaningful on Windows anyway */ | |
abf8c61b | 7758 | if (cap < 0) |
007776bc | 7759 | cap = 1 << min(dpyinfo->n_planes * dpyinfo->n_cbits, 24); |
7d0393cf | 7760 | |
ee78dc32 | 7761 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 7762 | |
ee78dc32 GV |
7763 | return make_number (cap); |
7764 | } | |
7765 | ||
7766 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, | |
7767 | Sx_server_max_request_size, | |
74e1aeec JR |
7768 | 0, 1, 0, |
7769 | doc: /* Returns the maximum request size of the server of DISPLAY. | |
7770 | The optional argument DISPLAY specifies which display to ask about. | |
7771 | DISPLAY should be either a frame or a display name (a string). | |
7772 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7773 | (display) |
7774 | Lisp_Object display; | |
7775 | { | |
fbd6baed | 7776 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7777 | |
7778 | return make_number (1); | |
7779 | } | |
7780 | ||
7781 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, | |
74e1aeec JR |
7782 | doc: /* Returns the vendor ID string of the W32 system (Microsoft). |
7783 | The optional argument DISPLAY specifies which display to ask about. | |
7784 | DISPLAY should be either a frame or a display name (a string). | |
7785 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7786 | (display) |
7787 | Lisp_Object display; | |
7788 | { | |
dfff8a69 | 7789 | return build_string ("Microsoft Corp."); |
ee78dc32 GV |
7790 | } |
7791 | ||
7792 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
74e1aeec JR |
7793 | doc: /* Returns the version numbers of the server of DISPLAY. |
7794 | The value is a list of three integers: the major and minor | |
7795 | version numbers, and the vendor-specific release | |
7796 | number. See also the function `x-server-vendor'. | |
7797 | ||
7798 | The optional argument DISPLAY specifies which display to ask about. | |
7799 | DISPLAY should be either a frame or a display name (a string). | |
7800 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7801 | (display) |
7802 | Lisp_Object display; | |
7803 | { | |
fbd6baed | 7804 | return Fcons (make_number (w32_major_version), |
58e0f0e4 AI |
7805 | Fcons (make_number (w32_minor_version), |
7806 | Fcons (make_number (w32_build_number), Qnil))); | |
ee78dc32 GV |
7807 | } |
7808 | ||
7809 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
74e1aeec JR |
7810 | doc: /* Returns the number of screens on the server of DISPLAY. |
7811 | The optional argument DISPLAY specifies which display to ask about. | |
7812 | DISPLAY should be either a frame or a display name (a string). | |
7813 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7814 | (display) |
7815 | Lisp_Object display; | |
7816 | { | |
ee78dc32 GV |
7817 | return make_number (1); |
7818 | } | |
7819 | ||
74e1aeec JR |
7820 | DEFUN ("x-display-mm-height", Fx_display_mm_height, |
7821 | Sx_display_mm_height, 0, 1, 0, | |
7822 | doc: /* Returns the height in millimeters of DISPLAY. | |
7823 | The optional argument DISPLAY specifies which display to ask about. | |
7824 | DISPLAY should be either a frame or a display name (a string). | |
7825 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7826 | (display) |
7827 | Lisp_Object display; | |
7828 | { | |
fbd6baed | 7829 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7830 | HDC hdc; |
7831 | int cap; | |
7832 | ||
5ac45f98 | 7833 | hdc = GetDC (dpyinfo->root_window); |
7d0393cf | 7834 | |
ee78dc32 | 7835 | cap = GetDeviceCaps (hdc, VERTSIZE); |
7d0393cf | 7836 | |
ee78dc32 | 7837 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 7838 | |
ee78dc32 GV |
7839 | return make_number (cap); |
7840 | } | |
7841 | ||
7842 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
74e1aeec JR |
7843 | doc: /* Returns the width in millimeters of DISPLAY. |
7844 | The optional argument DISPLAY specifies which display to ask about. | |
7845 | DISPLAY should be either a frame or a display name (a string). | |
7846 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7847 | (display) |
7848 | Lisp_Object display; | |
7849 | { | |
fbd6baed | 7850 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7851 | |
7852 | HDC hdc; | |
7853 | int cap; | |
7854 | ||
5ac45f98 | 7855 | hdc = GetDC (dpyinfo->root_window); |
7d0393cf | 7856 | |
ee78dc32 | 7857 | cap = GetDeviceCaps (hdc, HORZSIZE); |
7d0393cf | 7858 | |
ee78dc32 | 7859 | ReleaseDC (dpyinfo->root_window, hdc); |
7d0393cf | 7860 | |
ee78dc32 GV |
7861 | return make_number (cap); |
7862 | } | |
7863 | ||
7864 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
74e1aeec JR |
7865 | Sx_display_backing_store, 0, 1, 0, |
7866 | doc: /* Returns an indication of whether DISPLAY does backing store. | |
7867 | The value may be `always', `when-mapped', or `not-useful'. | |
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 | { | |
7874 | return intern ("not-useful"); | |
7875 | } | |
7876 | ||
7877 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
74e1aeec JR |
7878 | Sx_display_visual_class, 0, 1, 0, |
7879 | doc: /* Returns the visual class of DISPLAY. | |
7880 | The value is one of the symbols `static-gray', `gray-scale', | |
7881 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
7882 | ||
7883 | The optional argument DISPLAY specifies which display to ask about. | |
7884 | DISPLAY should be either a frame or a display name (a string). | |
7885 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7886 | (display) |
7887 | Lisp_Object display; | |
7888 | { | |
fbd6baed | 7889 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
abf8c61b | 7890 | Lisp_Object result = Qnil; |
ee78dc32 | 7891 | |
abf8c61b AI |
7892 | if (dpyinfo->has_palette) |
7893 | result = intern ("pseudo-color"); | |
7894 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 1) | |
7895 | result = intern ("static-grey"); | |
7896 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 4) | |
7897 | result = intern ("static-color"); | |
7898 | else if (dpyinfo->n_planes * dpyinfo->n_cbits > 8) | |
7899 | result = intern ("true-color"); | |
ee78dc32 | 7900 | |
abf8c61b | 7901 | return result; |
ee78dc32 GV |
7902 | } |
7903 | ||
7904 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
74e1aeec JR |
7905 | Sx_display_save_under, 0, 1, 0, |
7906 | doc: /* Returns t if DISPLAY supports the save-under feature. | |
7907 | The optional argument DISPLAY specifies which display to ask about. | |
7908 | DISPLAY should be either a frame or a display name (a string). | |
7909 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7910 | (display) |
7911 | Lisp_Object display; | |
7912 | { | |
6fc2811b JR |
7913 | return Qnil; |
7914 | } | |
7915 | \f | |
7916 | int | |
7917 | x_pixel_width (f) | |
7918 | register struct frame *f; | |
7919 | { | |
7920 | return PIXEL_WIDTH (f); | |
7921 | } | |
7922 | ||
7923 | int | |
7924 | x_pixel_height (f) | |
7925 | register struct frame *f; | |
7926 | { | |
7927 | return PIXEL_HEIGHT (f); | |
7928 | } | |
7929 | ||
7930 | int | |
7931 | x_char_width (f) | |
7932 | register struct frame *f; | |
7933 | { | |
7934 | return FONT_WIDTH (f->output_data.w32->font); | |
7935 | } | |
7936 | ||
7937 | int | |
7938 | x_char_height (f) | |
7939 | register struct frame *f; | |
7940 | { | |
7941 | return f->output_data.w32->line_height; | |
7942 | } | |
7943 | ||
7944 | int | |
7945 | x_screen_planes (f) | |
7946 | register struct frame *f; | |
7947 | { | |
7948 | return FRAME_W32_DISPLAY_INFO (f)->n_planes; | |
7949 | } | |
7950 | \f | |
7951 | /* Return the display structure for the display named NAME. | |
7952 | Open a new connection if necessary. */ | |
7953 | ||
7954 | struct w32_display_info * | |
7955 | x_display_info_for_name (name) | |
7956 | Lisp_Object name; | |
7957 | { | |
7958 | Lisp_Object names; | |
7959 | struct w32_display_info *dpyinfo; | |
7960 | ||
b7826503 | 7961 | CHECK_STRING (name); |
6fc2811b JR |
7962 | |
7963 | for (dpyinfo = &one_w32_display_info, names = w32_display_name_list; | |
7964 | dpyinfo; | |
7965 | dpyinfo = dpyinfo->next, names = XCDR (names)) | |
7966 | { | |
7967 | Lisp_Object tem; | |
7968 | tem = Fstring_equal (XCAR (XCAR (names)), name); | |
7969 | if (!NILP (tem)) | |
7970 | return dpyinfo; | |
7971 | } | |
7972 | ||
7973 | /* Use this general default value to start with. */ | |
7974 | Vx_resource_name = Vinvocation_name; | |
7975 | ||
7976 | validate_x_resource_name (); | |
7977 | ||
7978 | dpyinfo = w32_term_init (name, (unsigned char *)0, | |
d5db4077 | 7979 | (char *) SDATA (Vx_resource_name)); |
6fc2811b JR |
7980 | |
7981 | if (dpyinfo == 0) | |
d5db4077 | 7982 | error ("Cannot connect to server %s", SDATA (name)); |
6fc2811b JR |
7983 | |
7984 | w32_in_use = 1; | |
7985 | XSETFASTINT (Vwindow_system_version, 3); | |
7986 | ||
7987 | return dpyinfo; | |
7988 | } | |
7989 | ||
7990 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, | |
74e1aeec JR |
7991 | 1, 3, 0, doc: /* Open a connection to a server. |
7992 | DISPLAY is the name of the display to connect to. | |
7993 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
7994 | If the optional third arg MUST-SUCCEED is non-nil, | |
7995 | terminate Emacs if we can't open the connection. */) | |
6fc2811b JR |
7996 | (display, xrm_string, must_succeed) |
7997 | Lisp_Object display, xrm_string, must_succeed; | |
7998 | { | |
7999 | unsigned char *xrm_option; | |
8000 | struct w32_display_info *dpyinfo; | |
8001 | ||
74e1aeec JR |
8002 | /* If initialization has already been done, return now to avoid |
8003 | overwriting critical parts of one_w32_display_info. */ | |
8004 | if (w32_in_use) | |
8005 | return Qnil; | |
8006 | ||
b7826503 | 8007 | CHECK_STRING (display); |
6fc2811b | 8008 | if (! NILP (xrm_string)) |
b7826503 | 8009 | CHECK_STRING (xrm_string); |
6fc2811b JR |
8010 | |
8011 | if (! EQ (Vwindow_system, intern ("w32"))) | |
8012 | error ("Not using Microsoft Windows"); | |
8013 | ||
8014 | /* Allow color mapping to be defined externally; first look in user's | |
8015 | HOME directory, then in Emacs etc dir for a file called rgb.txt. */ | |
8016 | { | |
8017 | Lisp_Object color_file; | |
8018 | struct gcpro gcpro1; | |
8019 | ||
8020 | color_file = build_string("~/rgb.txt"); | |
8021 | ||
8022 | GCPRO1 (color_file); | |
8023 | ||
8024 | if (NILP (Ffile_readable_p (color_file))) | |
8025 | color_file = | |
8026 | Fexpand_file_name (build_string ("rgb.txt"), | |
8027 | Fsymbol_value (intern ("data-directory"))); | |
8028 | ||
8029 | Vw32_color_map = Fw32_load_color_file (color_file); | |
8030 | ||
8031 | UNGCPRO; | |
8032 | } | |
8033 | if (NILP (Vw32_color_map)) | |
8034 | Vw32_color_map = Fw32_default_color_map (); | |
8035 | ||
8036 | if (! NILP (xrm_string)) | |
d5db4077 | 8037 | xrm_option = (unsigned char *) SDATA (xrm_string); |
6fc2811b JR |
8038 | else |
8039 | xrm_option = (unsigned char *) 0; | |
8040 | ||
8041 | /* Use this general default value to start with. */ | |
8042 | /* First remove .exe suffix from invocation-name - it looks ugly. */ | |
8043 | { | |
8044 | char basename[ MAX_PATH ], *str; | |
8045 | ||
d5db4077 | 8046 | strcpy (basename, SDATA (Vinvocation_name)); |
6fc2811b JR |
8047 | str = strrchr (basename, '.'); |
8048 | if (str) *str = 0; | |
8049 | Vinvocation_name = build_string (basename); | |
8050 | } | |
8051 | Vx_resource_name = Vinvocation_name; | |
8052 | ||
8053 | validate_x_resource_name (); | |
8054 | ||
8055 | /* This is what opens the connection and sets x_current_display. | |
8056 | This also initializes many symbols, such as those used for input. */ | |
8057 | dpyinfo = w32_term_init (display, xrm_option, | |
d5db4077 | 8058 | (char *) SDATA (Vx_resource_name)); |
6fc2811b JR |
8059 | |
8060 | if (dpyinfo == 0) | |
8061 | { | |
8062 | if (!NILP (must_succeed)) | |
8063 | fatal ("Cannot connect to server %s.\n", | |
d5db4077 | 8064 | SDATA (display)); |
6fc2811b | 8065 | else |
d5db4077 | 8066 | error ("Cannot connect to server %s", SDATA (display)); |
6fc2811b JR |
8067 | } |
8068 | ||
8069 | w32_in_use = 1; | |
8070 | ||
8071 | XSETFASTINT (Vwindow_system_version, 3); | |
8072 | return Qnil; | |
8073 | } | |
8074 | ||
8075 | DEFUN ("x-close-connection", Fx_close_connection, | |
8076 | Sx_close_connection, 1, 1, 0, | |
74e1aeec JR |
8077 | doc: /* Close the connection to DISPLAY's server. |
8078 | For DISPLAY, specify either a frame or a display name (a string). | |
8079 | If DISPLAY is nil, that stands for the selected frame's display. */) | |
6fc2811b JR |
8080 | (display) |
8081 | Lisp_Object display; | |
8082 | { | |
8083 | struct w32_display_info *dpyinfo = check_x_display_info (display); | |
8084 | int i; | |
8085 | ||
8086 | if (dpyinfo->reference_count > 0) | |
8087 | error ("Display still has frames on it"); | |
8088 | ||
8089 | BLOCK_INPUT; | |
8090 | /* Free the fonts in the font table. */ | |
8091 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8092 | if (dpyinfo->font_table[i].name) | |
8093 | { | |
126f2e35 JR |
8094 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
8095 | xfree (dpyinfo->font_table[i].full_name); | |
6fc2811b | 8096 | xfree (dpyinfo->font_table[i].name); |
6fc2811b JR |
8097 | w32_unload_font (dpyinfo, dpyinfo->font_table[i].font); |
8098 | } | |
8099 | x_destroy_all_bitmaps (dpyinfo); | |
8100 | ||
8101 | x_delete_display (dpyinfo); | |
8102 | UNBLOCK_INPUT; | |
8103 | ||
8104 | return Qnil; | |
8105 | } | |
8106 | ||
8107 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, | |
74e1aeec | 8108 | doc: /* Return the list of display names that Emacs has connections to. */) |
6fc2811b JR |
8109 | () |
8110 | { | |
8111 | Lisp_Object tail, result; | |
8112 | ||
8113 | result = Qnil; | |
8114 | for (tail = w32_display_name_list; ! NILP (tail); tail = XCDR (tail)) | |
8115 | result = Fcons (XCAR (XCAR (tail)), result); | |
8116 | ||
8117 | return result; | |
8118 | } | |
8119 | ||
8120 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
0a332240 PJ |
8121 | doc: /* This is a noop on W32 systems. */) |
8122 | (on, display) | |
8123 | Lisp_Object display, on; | |
6fc2811b | 8124 | { |
6fc2811b JR |
8125 | return Qnil; |
8126 | } | |
8127 | ||
8128 | \f | |
6fc2811b JR |
8129 | /*********************************************************************** |
8130 | Image types | |
8131 | ***********************************************************************/ | |
8132 | ||
8133 | /* Value is the number of elements of vector VECTOR. */ | |
8134 | ||
8135 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
8136 | ||
8137 | /* List of supported image types. Use define_image_type to add new | |
8138 | types. Use lookup_image_type to find a type for a given symbol. */ | |
8139 | ||
8140 | static struct image_type *image_types; | |
8141 | ||
6fc2811b JR |
8142 | /* The symbol `image' which is the car of the lists used to represent |
8143 | images in Lisp. */ | |
8144 | ||
8145 | extern Lisp_Object Qimage; | |
8146 | ||
8147 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
8148 | ||
8149 | Lisp_Object Qxbm; | |
8150 | ||
8151 | /* Keywords. */ | |
8152 | ||
6fc2811b | 8153 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
77814035 KS |
8154 | extern Lisp_Object QCdata, QCtype; |
8155 | Lisp_Object QCascent, QCmargin, QCrelief; | |
a93f4566 | 8156 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
3cf3436e | 8157 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
6fc2811b JR |
8158 | |
8159 | /* Other symbols. */ | |
8160 | ||
3cf3436e | 8161 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
6fc2811b JR |
8162 | |
8163 | /* Time in seconds after which images should be removed from the cache | |
8164 | if not displayed. */ | |
8165 | ||
8166 | Lisp_Object Vimage_cache_eviction_delay; | |
8167 | ||
8168 | /* Function prototypes. */ | |
8169 | ||
8170 | static void define_image_type P_ ((struct image_type *type)); | |
8171 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
8172 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
8173 | static void x_laplace P_ ((struct frame *, struct image *)); | |
3cf3436e | 8174 | static void x_emboss P_ ((struct frame *, struct image *)); |
6fc2811b JR |
8175 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
8176 | Lisp_Object)); | |
8177 | ||
dfff8a69 | 8178 | |
6fc2811b JR |
8179 | /* Define a new image type from TYPE. This adds a copy of TYPE to |
8180 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
8181 | ||
8182 | static void | |
8183 | define_image_type (type) | |
8184 | struct image_type *type; | |
8185 | { | |
8186 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
8187 | The initialized data segment is read-only. */ | |
8188 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
8189 | bcopy (type, p, sizeof *p); | |
8190 | p->next = image_types; | |
8191 | image_types = p; | |
8192 | Vimage_types = Fcons (*p->type, Vimage_types); | |
8193 | } | |
8194 | ||
8195 | ||
8196 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
8197 | structure. Value is null if SYMBOL is not a known image type. */ | |
8198 | ||
8199 | static INLINE struct image_type * | |
8200 | lookup_image_type (symbol) | |
8201 | Lisp_Object symbol; | |
8202 | { | |
8203 | struct image_type *type; | |
8204 | ||
8205 | for (type = image_types; type; type = type->next) | |
8206 | if (EQ (symbol, *type->type)) | |
8207 | break; | |
8208 | ||
8209 | return type; | |
8210 | } | |
8211 | ||
8212 | ||
8213 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
8214 | valid image specification is a list whose car is the symbol | |
8215 | `image', and whose rest is a property list. The property list must | |
8216 | contain a value for key `:type'. That value must be the name of a | |
8217 | supported image type. The rest of the property list depends on the | |
8218 | image type. */ | |
8219 | ||
8220 | int | |
8221 | valid_image_p (object) | |
8222 | Lisp_Object object; | |
8223 | { | |
8224 | int valid_p = 0; | |
7d0393cf | 8225 | |
6fc2811b JR |
8226 | if (CONSP (object) && EQ (XCAR (object), Qimage)) |
8227 | { | |
3cf3436e JR |
8228 | Lisp_Object tem; |
8229 | ||
8230 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
8231 | if (EQ (XCAR (tem), QCtype)) | |
8232 | { | |
8233 | tem = XCDR (tem); | |
8234 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
8235 | { | |
8236 | struct image_type *type; | |
8237 | type = lookup_image_type (XCAR (tem)); | |
8238 | if (type) | |
8239 | valid_p = type->valid_p (object); | |
8240 | } | |
8241 | ||
8242 | break; | |
8243 | } | |
6fc2811b JR |
8244 | } |
8245 | ||
8246 | return valid_p; | |
8247 | } | |
8248 | ||
8249 | ||
8250 | /* Log error message with format string FORMAT and argument ARG. | |
8251 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
8252 | good idea because this would interrupt redisplay, and the error | |
8253 | message display would lead to another redisplay. This function | |
8254 | therefore simply displays a message. */ | |
8255 | ||
8256 | static void | |
8257 | image_error (format, arg1, arg2) | |
8258 | char *format; | |
8259 | Lisp_Object arg1, arg2; | |
8260 | { | |
8261 | add_to_log (format, arg1, arg2); | |
8262 | } | |
8263 | ||
8264 | ||
8265 | \f | |
8266 | /*********************************************************************** | |
8267 | Image specifications | |
8268 | ***********************************************************************/ | |
8269 | ||
8270 | enum image_value_type | |
8271 | { | |
8272 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
8273 | IMAGE_STRING_VALUE, | |
3cf3436e | 8274 | IMAGE_STRING_OR_NIL_VALUE, |
6fc2811b JR |
8275 | IMAGE_SYMBOL_VALUE, |
8276 | IMAGE_POSITIVE_INTEGER_VALUE, | |
8edb0a6f | 8277 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
6fc2811b | 8278 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
dfff8a69 | 8279 | IMAGE_ASCENT_VALUE, |
6fc2811b JR |
8280 | IMAGE_INTEGER_VALUE, |
8281 | IMAGE_FUNCTION_VALUE, | |
8282 | IMAGE_NUMBER_VALUE, | |
8283 | IMAGE_BOOL_VALUE | |
8284 | }; | |
8285 | ||
8286 | /* Structure used when parsing image specifications. */ | |
8287 | ||
8288 | struct image_keyword | |
8289 | { | |
8290 | /* Name of keyword. */ | |
8291 | char *name; | |
8292 | ||
8293 | /* The type of value allowed. */ | |
8294 | enum image_value_type type; | |
8295 | ||
8296 | /* Non-zero means key must be present. */ | |
8297 | int mandatory_p; | |
8298 | ||
8299 | /* Used to recognize duplicate keywords in a property list. */ | |
8300 | int count; | |
8301 | ||
8302 | /* The value that was found. */ | |
8303 | Lisp_Object value; | |
8304 | }; | |
8305 | ||
8306 | ||
8307 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, | |
8308 | int, Lisp_Object)); | |
8309 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); | |
8310 | ||
8311 | ||
8312 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
8313 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
8314 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
8315 | image_keywords structures of size NKEYWORDS describing other | |
8316 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ | |
8317 | ||
8318 | static int | |
8319 | parse_image_spec (spec, keywords, nkeywords, type) | |
8320 | Lisp_Object spec; | |
8321 | struct image_keyword *keywords; | |
8322 | int nkeywords; | |
8323 | Lisp_Object type; | |
8324 | { | |
8325 | int i; | |
8326 | Lisp_Object plist; | |
8327 | ||
8328 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
8329 | return 0; | |
8330 | ||
8331 | plist = XCDR (spec); | |
8332 | while (CONSP (plist)) | |
8333 | { | |
8334 | Lisp_Object key, value; | |
8335 | ||
8336 | /* First element of a pair must be a symbol. */ | |
8337 | key = XCAR (plist); | |
8338 | plist = XCDR (plist); | |
8339 | if (!SYMBOLP (key)) | |
8340 | return 0; | |
8341 | ||
8342 | /* There must follow a value. */ | |
8343 | if (!CONSP (plist)) | |
8344 | return 0; | |
8345 | value = XCAR (plist); | |
8346 | plist = XCDR (plist); | |
8347 | ||
8348 | /* Find key in KEYWORDS. Error if not found. */ | |
8349 | for (i = 0; i < nkeywords; ++i) | |
d5db4077 | 8350 | if (strcmp (keywords[i].name, SDATA (SYMBOL_NAME (key))) == 0) |
6fc2811b JR |
8351 | break; |
8352 | ||
8353 | if (i == nkeywords) | |
8354 | continue; | |
8355 | ||
8356 | /* Record that we recognized the keyword. If a keywords | |
8357 | was found more than once, it's an error. */ | |
8358 | keywords[i].value = value; | |
8359 | ++keywords[i].count; | |
7d0393cf | 8360 | |
6fc2811b JR |
8361 | if (keywords[i].count > 1) |
8362 | return 0; | |
8363 | ||
8364 | /* Check type of value against allowed type. */ | |
8365 | switch (keywords[i].type) | |
8366 | { | |
8367 | case IMAGE_STRING_VALUE: | |
8368 | if (!STRINGP (value)) | |
8369 | return 0; | |
8370 | break; | |
8371 | ||
3cf3436e JR |
8372 | case IMAGE_STRING_OR_NIL_VALUE: |
8373 | if (!STRINGP (value) && !NILP (value)) | |
8374 | return 0; | |
8375 | break; | |
8376 | ||
6fc2811b JR |
8377 | case IMAGE_SYMBOL_VALUE: |
8378 | if (!SYMBOLP (value)) | |
8379 | return 0; | |
8380 | break; | |
8381 | ||
8382 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
8383 | if (!INTEGERP (value) || XINT (value) <= 0) | |
8384 | return 0; | |
8385 | break; | |
8386 | ||
8edb0a6f JR |
8387 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
8388 | if (INTEGERP (value) && XINT (value) >= 0) | |
8389 | break; | |
8390 | if (CONSP (value) | |
8391 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
8392 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
8393 | break; | |
8394 | return 0; | |
8395 | ||
dfff8a69 JR |
8396 | case IMAGE_ASCENT_VALUE: |
8397 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
8398 | break; | |
8399 | else if (INTEGERP (value) | |
8400 | && XINT (value) >= 0 | |
8401 | && XINT (value) <= 100) | |
8402 | break; | |
8403 | return 0; | |
8404 | ||
6fc2811b JR |
8405 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
8406 | if (!INTEGERP (value) || XINT (value) < 0) | |
8407 | return 0; | |
8408 | break; | |
8409 | ||
8410 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
8411 | break; | |
8412 | ||
8413 | case IMAGE_FUNCTION_VALUE: | |
8414 | value = indirect_function (value); | |
7d0393cf | 8415 | if (SUBRP (value) |
6fc2811b JR |
8416 | || COMPILEDP (value) |
8417 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
8418 | break; | |
8419 | return 0; | |
8420 | ||
8421 | case IMAGE_NUMBER_VALUE: | |
8422 | if (!INTEGERP (value) && !FLOATP (value)) | |
8423 | return 0; | |
8424 | break; | |
8425 | ||
8426 | case IMAGE_INTEGER_VALUE: | |
8427 | if (!INTEGERP (value)) | |
8428 | return 0; | |
8429 | break; | |
8430 | ||
8431 | case IMAGE_BOOL_VALUE: | |
8432 | if (!NILP (value) && !EQ (value, Qt)) | |
8433 | return 0; | |
8434 | break; | |
8435 | ||
8436 | default: | |
8437 | abort (); | |
8438 | break; | |
8439 | } | |
8440 | ||
8441 | if (EQ (key, QCtype) && !EQ (type, value)) | |
8442 | return 0; | |
8443 | } | |
8444 | ||
8445 | /* Check that all mandatory fields are present. */ | |
8446 | for (i = 0; i < nkeywords; ++i) | |
8447 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
8448 | return 0; | |
8449 | ||
8450 | return NILP (plist); | |
8451 | } | |
8452 | ||
8453 | ||
8454 | /* Return the value of KEY in image specification SPEC. Value is nil | |
8455 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
8456 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
8457 | ||
8458 | static Lisp_Object | |
8459 | image_spec_value (spec, key, found) | |
8460 | Lisp_Object spec, key; | |
8461 | int *found; | |
8462 | { | |
8463 | Lisp_Object tail; | |
7d0393cf | 8464 | |
6fc2811b JR |
8465 | xassert (valid_image_p (spec)); |
8466 | ||
8467 | for (tail = XCDR (spec); | |
8468 | CONSP (tail) && CONSP (XCDR (tail)); | |
8469 | tail = XCDR (XCDR (tail))) | |
8470 | { | |
8471 | if (EQ (XCAR (tail), key)) | |
8472 | { | |
8473 | if (found) | |
8474 | *found = 1; | |
8475 | return XCAR (XCDR (tail)); | |
8476 | } | |
8477 | } | |
7d0393cf | 8478 | |
6fc2811b JR |
8479 | if (found) |
8480 | *found = 0; | |
8481 | return Qnil; | |
8482 | } | |
7d0393cf | 8483 | |
6fc2811b | 8484 | |
ac849ba4 JR |
8485 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
8486 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). | |
8487 | PIXELS non-nil means return the size in pixels, otherwise return the | |
8488 | size in canonical character units. | |
8489 | FRAME is the frame on which the image will be displayed. FRAME nil | |
8490 | or omitted means use the selected frame. */) | |
8491 | (spec, pixels, frame) | |
8492 | Lisp_Object spec, pixels, frame; | |
8493 | { | |
8494 | Lisp_Object size; | |
8495 | ||
8496 | size = Qnil; | |
8497 | if (valid_image_p (spec)) | |
8498 | { | |
8499 | struct frame *f = check_x_frame (frame); | |
8500 | int id = lookup_image (f, spec); | |
8501 | struct image *img = IMAGE_FROM_ID (f, id); | |
8502 | int width = img->width + 2 * img->hmargin; | |
8503 | int height = img->height + 2 * img->vmargin; | |
7d0393cf | 8504 | |
ac849ba4 JR |
8505 | if (NILP (pixels)) |
8506 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
8507 | make_float ((double) height / CANON_Y_UNIT (f))); | |
8508 | else | |
8509 | size = Fcons (make_number (width), make_number (height)); | |
8510 | } | |
8511 | else | |
8512 | error ("Invalid image specification"); | |
8513 | ||
8514 | return size; | |
8515 | } | |
8516 | ||
8517 | ||
8518 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, | |
8519 | doc: /* Return t if image SPEC has a mask bitmap. | |
8520 | FRAME is the frame on which the image will be displayed. FRAME nil | |
8521 | or omitted means use the selected frame. */) | |
8522 | (spec, frame) | |
8523 | Lisp_Object spec, frame; | |
8524 | { | |
8525 | Lisp_Object mask; | |
8526 | ||
8527 | mask = Qnil; | |
8528 | if (valid_image_p (spec)) | |
8529 | { | |
8530 | struct frame *f = check_x_frame (frame); | |
8531 | int id = lookup_image (f, spec); | |
8532 | struct image *img = IMAGE_FROM_ID (f, id); | |
8533 | if (img->mask) | |
8534 | mask = Qt; | |
8535 | } | |
8536 | else | |
8537 | error ("Invalid image specification"); | |
8538 | ||
8539 | return mask; | |
8540 | } | |
6fc2811b JR |
8541 | |
8542 | \f | |
8543 | /*********************************************************************** | |
8544 | Image type independent image structures | |
8545 | ***********************************************************************/ | |
8546 | ||
8547 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
8548 | static void free_image P_ ((struct frame *f, struct image *img)); | |
197edd35 | 8549 | static void x_destroy_x_image P_ ((XImage *)); |
6fc2811b JR |
8550 | |
8551 | ||
8552 | /* Allocate and return a new image structure for image specification | |
8553 | SPEC. SPEC has a hash value of HASH. */ | |
8554 | ||
8555 | static struct image * | |
8556 | make_image (spec, hash) | |
8557 | Lisp_Object spec; | |
8558 | unsigned hash; | |
8559 | { | |
8560 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
7d0393cf | 8561 | |
6fc2811b JR |
8562 | xassert (valid_image_p (spec)); |
8563 | bzero (img, sizeof *img); | |
8564 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
8565 | xassert (img->type != NULL); | |
8566 | img->spec = spec; | |
8567 | img->data.lisp_val = Qnil; | |
8568 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
8569 | img->hash = hash; | |
8570 | return img; | |
8571 | } | |
8572 | ||
8573 | ||
8574 | /* Free image IMG which was used on frame F, including its resources. */ | |
8575 | ||
8576 | static void | |
8577 | free_image (f, img) | |
8578 | struct frame *f; | |
8579 | struct image *img; | |
8580 | { | |
8581 | if (img) | |
8582 | { | |
8583 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8584 | ||
8585 | /* Remove IMG from the hash table of its cache. */ | |
8586 | if (img->prev) | |
8587 | img->prev->next = img->next; | |
8588 | else | |
8589 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
8590 | ||
8591 | if (img->next) | |
8592 | img->next->prev = img->prev; | |
8593 | ||
8594 | c->images[img->id] = NULL; | |
8595 | ||
8596 | /* Free resources, then free IMG. */ | |
8597 | img->type->free (f, img); | |
8598 | xfree (img); | |
8599 | } | |
8600 | } | |
8601 | ||
8602 | ||
8603 | /* Prepare image IMG for display on frame F. Must be called before | |
8604 | drawing an image. */ | |
8605 | ||
8606 | void | |
8607 | prepare_image_for_display (f, img) | |
8608 | struct frame *f; | |
8609 | struct image *img; | |
8610 | { | |
8611 | EMACS_TIME t; | |
8612 | ||
8613 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
8614 | EMACS_GET_TIME (t); | |
8615 | img->timestamp = EMACS_SECS (t); | |
8616 | ||
8617 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
8618 | type dependent loader function. */ | |
8619 | if (img->pixmap == 0 && !img->load_failed_p) | |
8620 | img->load_failed_p = img->type->load (f, img) == 0; | |
8621 | } | |
7d0393cf | 8622 | |
6fc2811b | 8623 | |
dfff8a69 JR |
8624 | /* Value is the number of pixels for the ascent of image IMG when |
8625 | drawn in face FACE. */ | |
8626 | ||
8627 | int | |
8628 | image_ascent (img, face) | |
8629 | struct image *img; | |
8630 | struct face *face; | |
8631 | { | |
8edb0a6f | 8632 | int height = img->height + img->vmargin; |
dfff8a69 JR |
8633 | int ascent; |
8634 | ||
8635 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
8636 | { | |
8637 | if (face->font) | |
8638 | ascent = height / 2 - (FONT_DESCENT(face->font) | |
8639 | - FONT_BASE(face->font)) / 2; | |
8640 | else | |
8641 | ascent = height / 2; | |
8642 | } | |
8643 | else | |
ac849ba4 | 8644 | ascent = (int) (height * img->ascent / 100.0); |
dfff8a69 JR |
8645 | |
8646 | return ascent; | |
8647 | } | |
8648 | ||
8649 | ||
6fc2811b | 8650 | \f |
a05e2bae JR |
8651 | /* Image background colors. */ |
8652 | ||
ac849ba4 JR |
8653 | /* Find the "best" corner color of a bitmap. XIMG is assumed to a device |
8654 | context with the bitmap selected. */ | |
8655 | static COLORREF | |
197edd35 JR |
8656 | four_corners_best (img_dc, width, height) |
8657 | HDC img_dc; | |
a05e2bae JR |
8658 | unsigned long width, height; |
8659 | { | |
ac849ba4 | 8660 | COLORREF corners[4], best; |
a05e2bae JR |
8661 | int i, best_count; |
8662 | ||
197edd35 JR |
8663 | /* Get the colors at the corners of img_dc. */ |
8664 | corners[0] = GetPixel (img_dc, 0, 0); | |
8665 | corners[1] = GetPixel (img_dc, width - 1, 0); | |
8666 | corners[2] = GetPixel (img_dc, width - 1, height - 1); | |
8667 | corners[3] = GetPixel (img_dc, 0, height - 1); | |
a05e2bae JR |
8668 | |
8669 | /* Choose the most frequently found color as background. */ | |
8670 | for (i = best_count = 0; i < 4; ++i) | |
8671 | { | |
8672 | int j, n; | |
7d0393cf | 8673 | |
a05e2bae JR |
8674 | for (j = n = 0; j < 4; ++j) |
8675 | if (corners[i] == corners[j]) | |
8676 | ++n; | |
8677 | ||
8678 | if (n > best_count) | |
8679 | best = corners[i], best_count = n; | |
8680 | } | |
8681 | ||
8682 | return best; | |
a05e2bae JR |
8683 | } |
8684 | ||
8685 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
197edd35 JR |
8686 | it is guessed heuristically. If non-zero, IMG_DC is an existing |
8687 | device context with the image selected to use for the heuristic. */ | |
a05e2bae JR |
8688 | |
8689 | unsigned long | |
197edd35 | 8690 | image_background (img, f, img_dc) |
a05e2bae JR |
8691 | struct image *img; |
8692 | struct frame *f; | |
197edd35 | 8693 | HDC img_dc; |
a05e2bae JR |
8694 | { |
8695 | if (! img->background_valid) | |
8696 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8697 | { | |
197edd35 JR |
8698 | int free_ximg = !img_dc; |
8699 | HGDIOBJ prev; | |
8700 | ||
8701 | if (free_ximg) | |
8702 | { | |
8703 | HDC frame_dc = get_frame_dc (f); | |
8704 | img_dc = CreateCompatibleDC (frame_dc); | |
8705 | release_frame_dc (f, frame_dc); | |
a05e2bae | 8706 | |
197edd35 JR |
8707 | prev = SelectObject (img_dc, img->pixmap); |
8708 | } | |
a05e2bae | 8709 | |
197edd35 | 8710 | img->background = four_corners_best (img_dc, img->width, img->height); |
a05e2bae JR |
8711 | |
8712 | if (free_ximg) | |
197edd35 JR |
8713 | { |
8714 | SelectObject (img_dc, prev); | |
8715 | DeleteDC (img_dc); | |
8716 | } | |
a05e2bae JR |
8717 | |
8718 | img->background_valid = 1; | |
a05e2bae JR |
8719 | } |
8720 | ||
8721 | return img->background; | |
8722 | } | |
8723 | ||
8724 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
8725 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
8726 | existing XImage object to use for the heuristic. */ | |
8727 | ||
8728 | int | |
8729 | image_background_transparent (img, f, mask) | |
8730 | struct image *img; | |
8731 | struct frame *f; | |
197edd35 | 8732 | HDC mask; |
a05e2bae JR |
8733 | { |
8734 | if (! img->background_transparent_valid) | |
8735 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8736 | { | |
a05e2bae JR |
8737 | if (img->mask) |
8738 | { | |
8739 | int free_mask = !mask; | |
197edd35 | 8740 | HGDIOBJ prev; |
a05e2bae | 8741 | |
197edd35 JR |
8742 | if (free_mask) |
8743 | { | |
8744 | HDC frame_dc = get_frame_dc (f); | |
8745 | mask = CreateCompatibleDC (frame_dc); | |
8746 | release_frame_dc (f, frame_dc); | |
8747 | ||
8748 | prev = SelectObject (mask, img->mask); | |
8749 | } | |
a05e2bae JR |
8750 | |
8751 | img->background_transparent | |
8752 | = !four_corners_best (mask, img->width, img->height); | |
8753 | ||
8754 | if (free_mask) | |
197edd35 JR |
8755 | { |
8756 | SelectObject (mask, prev); | |
8757 | DeleteDC (mask); | |
8758 | } | |
a05e2bae JR |
8759 | } |
8760 | else | |
a05e2bae JR |
8761 | img->background_transparent = 0; |
8762 | ||
8763 | img->background_transparent_valid = 1; | |
8764 | } | |
8765 | ||
8766 | return img->background_transparent; | |
8767 | } | |
8768 | ||
8769 | \f | |
6fc2811b JR |
8770 | /*********************************************************************** |
8771 | Helper functions for X image types | |
8772 | ***********************************************************************/ | |
8773 | ||
a05e2bae JR |
8774 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
8775 | int, int)); | |
6fc2811b JR |
8776 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
8777 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
8778 | struct image *img, | |
8779 | Lisp_Object color_name, | |
8780 | unsigned long dflt)); | |
8781 | ||
a05e2bae JR |
8782 | |
8783 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
8784 | free the pixmap if any. MASK_P non-zero means clear the mask | |
8785 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
8786 | the image, if any. */ | |
8787 | ||
8788 | static void | |
8789 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) | |
8790 | struct frame *f; | |
8791 | struct image *img; | |
8792 | int pixmap_p, mask_p, colors_p; | |
8793 | { | |
a05e2bae JR |
8794 | if (pixmap_p && img->pixmap) |
8795 | { | |
ac849ba4 JR |
8796 | DeleteObject (img->pixmap); |
8797 | img->pixmap = NULL; | |
a05e2bae JR |
8798 | img->background_valid = 0; |
8799 | } | |
8800 | ||
8801 | if (mask_p && img->mask) | |
8802 | { | |
ac849ba4 JR |
8803 | DeleteObject (img->mask); |
8804 | img->mask = NULL; | |
a05e2bae JR |
8805 | img->background_transparent_valid = 0; |
8806 | } | |
7d0393cf | 8807 | |
a05e2bae JR |
8808 | if (colors_p && img->ncolors) |
8809 | { | |
bf76fe9c | 8810 | #if 0 /* TODO: color table support. */ |
a05e2bae | 8811 | x_free_colors (f, img->colors, img->ncolors); |
bf76fe9c | 8812 | #endif |
a05e2bae JR |
8813 | xfree (img->colors); |
8814 | img->colors = NULL; | |
8815 | img->ncolors = 0; | |
8816 | } | |
a05e2bae JR |
8817 | } |
8818 | ||
6fc2811b JR |
8819 | /* Free X resources of image IMG which is used on frame F. */ |
8820 | ||
8821 | static void | |
8822 | x_clear_image (f, img) | |
8823 | struct frame *f; | |
8824 | struct image *img; | |
8825 | { | |
6fc2811b JR |
8826 | if (img->pixmap) |
8827 | { | |
8828 | BLOCK_INPUT; | |
ac849ba4 | 8829 | DeleteObject (img->pixmap); |
6fc2811b JR |
8830 | img->pixmap = 0; |
8831 | UNBLOCK_INPUT; | |
8832 | } | |
8833 | ||
8834 | if (img->ncolors) | |
8835 | { | |
ac849ba4 JR |
8836 | #if 0 /* TODO: color table support */ |
8837 | ||
6fc2811b | 8838 | int class = FRAME_W32_DISPLAY_INFO (f)->visual->class; |
7d0393cf | 8839 | |
6fc2811b JR |
8840 | /* If display has an immutable color map, freeing colors is not |
8841 | necessary and some servers don't allow it. So don't do it. */ | |
8842 | if (class != StaticColor | |
8843 | && class != StaticGray | |
8844 | && class != TrueColor) | |
8845 | { | |
8846 | Colormap cmap; | |
8847 | BLOCK_INPUT; | |
8848 | cmap = DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f)->screen); | |
8849 | XFreeColors (FRAME_W32_DISPLAY (f), cmap, img->colors, | |
8850 | img->ncolors, 0); | |
8851 | UNBLOCK_INPUT; | |
8852 | } | |
ac849ba4 | 8853 | #endif |
7d0393cf | 8854 | |
6fc2811b JR |
8855 | xfree (img->colors); |
8856 | img->colors = NULL; | |
8857 | img->ncolors = 0; | |
8858 | } | |
6fc2811b JR |
8859 | } |
8860 | ||
8861 | ||
8862 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
8863 | cannot be allocated, use DFLT. Add a newly allocated color to | |
8864 | IMG->colors, so that it can be freed again. Value is the pixel | |
8865 | color. */ | |
8866 | ||
8867 | static unsigned long | |
8868 | x_alloc_image_color (f, img, color_name, dflt) | |
8869 | struct frame *f; | |
8870 | struct image *img; | |
8871 | Lisp_Object color_name; | |
8872 | unsigned long dflt; | |
8873 | { | |
6fc2811b JR |
8874 | XColor color; |
8875 | unsigned long result; | |
8876 | ||
8877 | xassert (STRINGP (color_name)); | |
8878 | ||
d5db4077 | 8879 | if (w32_defined_color (f, SDATA (color_name), &color, 1)) |
6fc2811b JR |
8880 | { |
8881 | /* This isn't called frequently so we get away with simply | |
8882 | reallocating the color vector to the needed size, here. */ | |
8883 | ++img->ncolors; | |
8884 | img->colors = | |
8885 | (unsigned long *) xrealloc (img->colors, | |
8886 | img->ncolors * sizeof *img->colors); | |
8887 | img->colors[img->ncolors - 1] = color.pixel; | |
8888 | result = color.pixel; | |
8889 | } | |
8890 | else | |
8891 | result = dflt; | |
8892 | return result; | |
6fc2811b JR |
8893 | } |
8894 | ||
8895 | ||
8896 | \f | |
8897 | /*********************************************************************** | |
8898 | Image Cache | |
8899 | ***********************************************************************/ | |
8900 | ||
8901 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
3cf3436e | 8902 | static void postprocess_image P_ ((struct frame *, struct image *)); |
197edd35 | 8903 | static void x_disable_image P_ ((struct frame *, struct image *)); |
6fc2811b JR |
8904 | |
8905 | ||
8906 | /* Return a new, initialized image cache that is allocated from the | |
8907 | heap. Call free_image_cache to free an image cache. */ | |
8908 | ||
8909 | struct image_cache * | |
8910 | make_image_cache () | |
8911 | { | |
8912 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
8913 | int size; | |
7d0393cf | 8914 | |
6fc2811b JR |
8915 | bzero (c, sizeof *c); |
8916 | c->size = 50; | |
8917 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
8918 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
8919 | c->buckets = (struct image **) xmalloc (size); | |
8920 | bzero (c->buckets, size); | |
8921 | return c; | |
8922 | } | |
8923 | ||
8924 | ||
8925 | /* Free image cache of frame F. Be aware that X frames share images | |
8926 | caches. */ | |
8927 | ||
8928 | void | |
8929 | free_image_cache (f) | |
8930 | struct frame *f; | |
8931 | { | |
8932 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8933 | if (c) | |
8934 | { | |
8935 | int i; | |
8936 | ||
8937 | /* Cache should not be referenced by any frame when freed. */ | |
8938 | xassert (c->refcount == 0); | |
7d0393cf | 8939 | |
6fc2811b JR |
8940 | for (i = 0; i < c->used; ++i) |
8941 | free_image (f, c->images[i]); | |
8942 | xfree (c->images); | |
8943 | xfree (c); | |
8944 | xfree (c->buckets); | |
8945 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
8946 | } | |
8947 | } | |
8948 | ||
8949 | ||
8950 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
8951 | images. FORCE_P zero means clear only images that haven't been | |
8952 | displayed for some time. Should be called from time to time to | |
dfff8a69 JR |
8953 | reduce the number of loaded images. If image-eviction-seconds is |
8954 | non-nil, this frees images in the cache which weren't displayed for | |
6fc2811b JR |
8955 | at least that many seconds. */ |
8956 | ||
8957 | void | |
8958 | clear_image_cache (f, force_p) | |
8959 | struct frame *f; | |
8960 | int force_p; | |
8961 | { | |
8962 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8963 | ||
8964 | if (c && INTEGERP (Vimage_cache_eviction_delay)) | |
8965 | { | |
8966 | EMACS_TIME t; | |
8967 | unsigned long old; | |
0327b4cc | 8968 | int i, nfreed; |
6fc2811b JR |
8969 | |
8970 | EMACS_GET_TIME (t); | |
8971 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); | |
7d0393cf | 8972 | |
0327b4cc JR |
8973 | /* Block input so that we won't be interrupted by a SIGIO |
8974 | while being in an inconsistent state. */ | |
8975 | BLOCK_INPUT; | |
7d0393cf | 8976 | |
0327b4cc | 8977 | for (i = nfreed = 0; i < c->used; ++i) |
6fc2811b JR |
8978 | { |
8979 | struct image *img = c->images[i]; | |
8980 | if (img != NULL | |
0327b4cc | 8981 | && (force_p || (img->timestamp < old))) |
6fc2811b JR |
8982 | { |
8983 | free_image (f, img); | |
0327b4cc | 8984 | ++nfreed; |
6fc2811b JR |
8985 | } |
8986 | } | |
8987 | ||
8988 | /* We may be clearing the image cache because, for example, | |
8989 | Emacs was iconified for a longer period of time. In that | |
8990 | case, current matrices may still contain references to | |
8991 | images freed above. So, clear these matrices. */ | |
0327b4cc | 8992 | if (nfreed) |
6fc2811b | 8993 | { |
0327b4cc | 8994 | Lisp_Object tail, frame; |
7d0393cf | 8995 | |
0327b4cc JR |
8996 | FOR_EACH_FRAME (tail, frame) |
8997 | { | |
8998 | struct frame *f = XFRAME (frame); | |
8999 | if (FRAME_W32_P (f) | |
9000 | && FRAME_X_IMAGE_CACHE (f) == c) | |
9001 | clear_current_matrices (f); | |
9002 | } | |
9003 | ||
6fc2811b JR |
9004 | ++windows_or_buffers_changed; |
9005 | } | |
0327b4cc JR |
9006 | |
9007 | UNBLOCK_INPUT; | |
6fc2811b JR |
9008 | } |
9009 | } | |
9010 | ||
9011 | ||
9012 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
9013 | 0, 1, 0, | |
74e1aeec JR |
9014 | doc: /* Clear the image cache of FRAME. |
9015 | FRAME nil or omitted means use the selected frame. | |
9016 | FRAME t means clear the image caches of all frames. */) | |
6fc2811b JR |
9017 | (frame) |
9018 | Lisp_Object frame; | |
9019 | { | |
9020 | if (EQ (frame, Qt)) | |
9021 | { | |
9022 | Lisp_Object tail; | |
7d0393cf | 9023 | |
6fc2811b JR |
9024 | FOR_EACH_FRAME (tail, frame) |
9025 | if (FRAME_W32_P (XFRAME (frame))) | |
9026 | clear_image_cache (XFRAME (frame), 1); | |
9027 | } | |
9028 | else | |
9029 | clear_image_cache (check_x_frame (frame), 1); | |
9030 | ||
9031 | return Qnil; | |
9032 | } | |
9033 | ||
9034 | ||
3cf3436e JR |
9035 | /* Compute masks and transform image IMG on frame F, as specified |
9036 | by the image's specification, */ | |
9037 | ||
9038 | static void | |
9039 | postprocess_image (f, img) | |
9040 | struct frame *f; | |
9041 | struct image *img; | |
9042 | { | |
3cf3436e JR |
9043 | /* Manipulation of the image's mask. */ |
9044 | if (img->pixmap) | |
9045 | { | |
9046 | Lisp_Object conversion, spec; | |
9047 | Lisp_Object mask; | |
9048 | ||
9049 | spec = img->spec; | |
7d0393cf | 9050 | |
3cf3436e JR |
9051 | /* `:heuristic-mask t' |
9052 | `:mask heuristic' | |
9053 | means build a mask heuristically. | |
9054 | `:heuristic-mask (R G B)' | |
9055 | `:mask (heuristic (R G B))' | |
9056 | means build a mask from color (R G B) in the | |
9057 | image. | |
9058 | `:mask nil' | |
9059 | means remove a mask, if any. */ | |
7d0393cf | 9060 | |
3cf3436e JR |
9061 | mask = image_spec_value (spec, QCheuristic_mask, NULL); |
9062 | if (!NILP (mask)) | |
9063 | x_build_heuristic_mask (f, img, mask); | |
9064 | else | |
9065 | { | |
9066 | int found_p; | |
7d0393cf | 9067 | |
3cf3436e | 9068 | mask = image_spec_value (spec, QCmask, &found_p); |
7d0393cf | 9069 | |
3cf3436e JR |
9070 | if (EQ (mask, Qheuristic)) |
9071 | x_build_heuristic_mask (f, img, Qt); | |
9072 | else if (CONSP (mask) | |
9073 | && EQ (XCAR (mask), Qheuristic)) | |
9074 | { | |
9075 | if (CONSP (XCDR (mask))) | |
9076 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
9077 | else | |
9078 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
9079 | } | |
9080 | else if (NILP (mask) && found_p && img->mask) | |
9081 | { | |
ac849ba4 | 9082 | DeleteObject (img->mask); |
3cf3436e JR |
9083 | img->mask = NULL; |
9084 | } | |
9085 | } | |
7d0393cf JB |
9086 | |
9087 | ||
3cf3436e JR |
9088 | /* Should we apply an image transformation algorithm? */ |
9089 | conversion = image_spec_value (spec, QCconversion, NULL); | |
9090 | if (EQ (conversion, Qdisabled)) | |
9091 | x_disable_image (f, img); | |
9092 | else if (EQ (conversion, Qlaplace)) | |
9093 | x_laplace (f, img); | |
9094 | else if (EQ (conversion, Qemboss)) | |
9095 | x_emboss (f, img); | |
9096 | else if (CONSP (conversion) | |
9097 | && EQ (XCAR (conversion), Qedge_detection)) | |
9098 | { | |
9099 | Lisp_Object tem; | |
9100 | tem = XCDR (conversion); | |
9101 | if (CONSP (tem)) | |
9102 | x_edge_detection (f, img, | |
9103 | Fplist_get (tem, QCmatrix), | |
9104 | Fplist_get (tem, QCcolor_adjustment)); | |
9105 | } | |
9106 | } | |
3cf3436e JR |
9107 | } |
9108 | ||
9109 | ||
6fc2811b JR |
9110 | /* Return the id of image with Lisp specification SPEC on frame F. |
9111 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
9112 | ||
9113 | int | |
9114 | lookup_image (f, spec) | |
9115 | struct frame *f; | |
9116 | Lisp_Object spec; | |
9117 | { | |
9118 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9119 | struct image *img; | |
9120 | int i; | |
9121 | unsigned hash; | |
9122 | struct gcpro gcpro1; | |
9123 | EMACS_TIME now; | |
9124 | ||
9125 | /* F must be a window-system frame, and SPEC must be a valid image | |
9126 | specification. */ | |
9127 | xassert (FRAME_WINDOW_P (f)); | |
9128 | xassert (valid_image_p (spec)); | |
7d0393cf | 9129 | |
6fc2811b JR |
9130 | GCPRO1 (spec); |
9131 | ||
9132 | /* Look up SPEC in the hash table of the image cache. */ | |
9133 | hash = sxhash (spec, 0); | |
9134 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
9135 | ||
9136 | for (img = c->buckets[i]; img; img = img->next) | |
9137 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
9138 | break; | |
9139 | ||
9140 | /* If not found, create a new image and cache it. */ | |
9141 | if (img == NULL) | |
9142 | { | |
3cf3436e JR |
9143 | extern Lisp_Object Qpostscript; |
9144 | ||
8edb0a6f | 9145 | BLOCK_INPUT; |
6fc2811b JR |
9146 | img = make_image (spec, hash); |
9147 | cache_image (f, img); | |
9148 | img->load_failed_p = img->type->load (f, img) == 0; | |
6fc2811b JR |
9149 | |
9150 | /* If we can't load the image, and we don't have a width and | |
9151 | height, use some arbitrary width and height so that we can | |
9152 | draw a rectangle for it. */ | |
9153 | if (img->load_failed_p) | |
9154 | { | |
9155 | Lisp_Object value; | |
9156 | ||
9157 | value = image_spec_value (spec, QCwidth, NULL); | |
9158 | img->width = (INTEGERP (value) | |
9159 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
9160 | value = image_spec_value (spec, QCheight, NULL); | |
9161 | img->height = (INTEGERP (value) | |
9162 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
9163 | } | |
9164 | else | |
9165 | { | |
9166 | /* Handle image type independent image attributes | |
8f92c555 | 9167 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
a05e2bae JR |
9168 | `:background COLOR'. */ |
9169 | Lisp_Object ascent, margin, relief, bg; | |
6fc2811b JR |
9170 | |
9171 | ascent = image_spec_value (spec, QCascent, NULL); | |
9172 | if (INTEGERP (ascent)) | |
9173 | img->ascent = XFASTINT (ascent); | |
dfff8a69 JR |
9174 | else if (EQ (ascent, Qcenter)) |
9175 | img->ascent = CENTERED_IMAGE_ASCENT; | |
9176 | ||
6fc2811b JR |
9177 | margin = image_spec_value (spec, QCmargin, NULL); |
9178 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
8edb0a6f JR |
9179 | img->vmargin = img->hmargin = XFASTINT (margin); |
9180 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
9181 | && INTEGERP (XCDR (margin))) | |
9182 | { | |
9183 | if (XINT (XCAR (margin)) > 0) | |
9184 | img->hmargin = XFASTINT (XCAR (margin)); | |
9185 | if (XINT (XCDR (margin)) > 0) | |
9186 | img->vmargin = XFASTINT (XCDR (margin)); | |
9187 | } | |
7d0393cf | 9188 | |
6fc2811b JR |
9189 | relief = image_spec_value (spec, QCrelief, NULL); |
9190 | if (INTEGERP (relief)) | |
9191 | { | |
9192 | img->relief = XINT (relief); | |
8edb0a6f JR |
9193 | img->hmargin += abs (img->relief); |
9194 | img->vmargin += abs (img->relief); | |
6fc2811b JR |
9195 | } |
9196 | ||
a05e2bae JR |
9197 | if (! img->background_valid) |
9198 | { | |
9199 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
9200 | if (!NILP (bg)) | |
9201 | { | |
9202 | img->background | |
9203 | = x_alloc_image_color (f, img, bg, | |
9204 | FRAME_BACKGROUND_PIXEL (f)); | |
9205 | img->background_valid = 1; | |
9206 | } | |
9207 | } | |
9208 | ||
3cf3436e JR |
9209 | /* Do image transformations and compute masks, unless we |
9210 | don't have the image yet. */ | |
9211 | if (!EQ (*img->type->type, Qpostscript)) | |
9212 | postprocess_image (f, img); | |
6fc2811b | 9213 | } |
3cf3436e | 9214 | |
8edb0a6f JR |
9215 | UNBLOCK_INPUT; |
9216 | xassert (!interrupt_input_blocked); | |
6fc2811b JR |
9217 | } |
9218 | ||
9219 | /* We're using IMG, so set its timestamp to `now'. */ | |
9220 | EMACS_GET_TIME (now); | |
9221 | img->timestamp = EMACS_SECS (now); | |
7d0393cf | 9222 | |
6fc2811b | 9223 | UNGCPRO; |
7d0393cf | 9224 | |
6fc2811b JR |
9225 | /* Value is the image id. */ |
9226 | return img->id; | |
9227 | } | |
9228 | ||
9229 | ||
9230 | /* Cache image IMG in the image cache of frame F. */ | |
9231 | ||
9232 | static void | |
9233 | cache_image (f, img) | |
9234 | struct frame *f; | |
9235 | struct image *img; | |
9236 | { | |
9237 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9238 | int i; | |
9239 | ||
9240 | /* Find a free slot in c->images. */ | |
9241 | for (i = 0; i < c->used; ++i) | |
9242 | if (c->images[i] == NULL) | |
9243 | break; | |
9244 | ||
9245 | /* If no free slot found, maybe enlarge c->images. */ | |
9246 | if (i == c->used && c->used == c->size) | |
9247 | { | |
9248 | c->size *= 2; | |
9249 | c->images = (struct image **) xrealloc (c->images, | |
9250 | c->size * sizeof *c->images); | |
9251 | } | |
9252 | ||
9253 | /* Add IMG to c->images, and assign IMG an id. */ | |
9254 | c->images[i] = img; | |
9255 | img->id = i; | |
9256 | if (i == c->used) | |
9257 | ++c->used; | |
9258 | ||
9259 | /* Add IMG to the cache's hash table. */ | |
9260 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
9261 | img->next = c->buckets[i]; | |
9262 | if (img->next) | |
9263 | img->next->prev = img; | |
9264 | img->prev = NULL; | |
9265 | c->buckets[i] = img; | |
9266 | } | |
9267 | ||
9268 | ||
9269 | /* Call FN on every image in the image cache of frame F. Used to mark | |
9270 | Lisp Objects in the image cache. */ | |
9271 | ||
9272 | void | |
9273 | forall_images_in_image_cache (f, fn) | |
9274 | struct frame *f; | |
9275 | void (*fn) P_ ((struct image *img)); | |
9276 | { | |
9277 | if (FRAME_LIVE_P (f) && FRAME_W32_P (f)) | |
9278 | { | |
9279 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9280 | if (c) | |
9281 | { | |
9282 | int i; | |
9283 | for (i = 0; i < c->used; ++i) | |
9284 | if (c->images[i]) | |
9285 | fn (c->images[i]); | |
9286 | } | |
9287 | } | |
9288 | } | |
9289 | ||
9290 | ||
9291 | \f | |
9292 | /*********************************************************************** | |
9293 | W32 support code | |
9294 | ***********************************************************************/ | |
9295 | ||
6fc2811b JR |
9296 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
9297 | XImage **, Pixmap *)); | |
6fc2811b JR |
9298 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); |
9299 | ||
9300 | ||
9301 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
9302 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
9303 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
ac849ba4 JR |
9304 | via xmalloc. DEPTH of zero signifies a 24 bit image, otherwise |
9305 | DEPTH should indicate the bit depth of the image. Print error | |
9306 | messages via image_error if an error occurs. Value is non-zero if | |
9307 | successful. */ | |
6fc2811b JR |
9308 | |
9309 | static int | |
9310 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) | |
9311 | struct frame *f; | |
9312 | int width, height, depth; | |
9313 | XImage **ximg; | |
9314 | Pixmap *pixmap; | |
9315 | { | |
ac849ba4 JR |
9316 | BITMAPINFOHEADER *header; |
9317 | HDC hdc; | |
9318 | int scanline_width_bits; | |
9319 | int remainder; | |
9320 | int palette_colors = 0; | |
6fc2811b | 9321 | |
ac849ba4 JR |
9322 | if (depth == 0) |
9323 | depth = 24; | |
6fc2811b | 9324 | |
ac849ba4 JR |
9325 | if (depth != 1 && depth != 4 && depth != 8 |
9326 | && depth != 16 && depth != 24 && depth != 32) | |
9327 | { | |
9328 | image_error ("Invalid image bit depth specified", Qnil, Qnil); | |
9329 | return 0; | |
9330 | } | |
9331 | ||
9332 | scanline_width_bits = width * depth; | |
9333 | remainder = scanline_width_bits % 32; | |
9334 | ||
9335 | if (remainder) | |
9336 | scanline_width_bits += 32 - remainder; | |
9337 | ||
9338 | /* Bitmaps with a depth less than 16 need a palette. */ | |
9339 | /* BITMAPINFO structure already contains the first RGBQUAD. */ | |
9340 | if (depth < 16) | |
9341 | palette_colors = 1 << depth - 1; | |
9342 | ||
9343 | *ximg = xmalloc (sizeof (XImage) + palette_colors * sizeof (RGBQUAD)); | |
6fc2811b JR |
9344 | if (*ximg == NULL) |
9345 | { | |
ac849ba4 | 9346 | image_error ("Unable to allocate memory for XImage", Qnil, Qnil); |
6fc2811b JR |
9347 | return 0; |
9348 | } | |
9349 | ||
ac849ba4 JR |
9350 | header = &((*ximg)->info.bmiHeader); |
9351 | bzero (&((*ximg)->info), sizeof (BITMAPINFO)); | |
9352 | header->biSize = sizeof (*header); | |
9353 | header->biWidth = width; | |
9354 | header->biHeight = -height; /* negative indicates a top-down bitmap. */ | |
9355 | header->biPlanes = 1; | |
9356 | header->biBitCount = depth; | |
9357 | header->biCompression = BI_RGB; | |
9358 | header->biClrUsed = palette_colors; | |
6fc2811b | 9359 | |
197edd35 | 9360 | /* TODO: fill in palette. */ |
35624c03 JR |
9361 | if (depth == 1) |
9362 | { | |
9363 | (*ximg)->info.bmiColors[0].rgbBlue = 0; | |
9364 | (*ximg)->info.bmiColors[0].rgbGreen = 0; | |
9365 | (*ximg)->info.bmiColors[0].rgbRed = 0; | |
9366 | (*ximg)->info.bmiColors[0].rgbReserved = 0; | |
9367 | (*ximg)->info.bmiColors[1].rgbBlue = 255; | |
9368 | (*ximg)->info.bmiColors[1].rgbGreen = 255; | |
9369 | (*ximg)->info.bmiColors[1].rgbRed = 255; | |
9370 | (*ximg)->info.bmiColors[1].rgbReserved = 0; | |
9371 | } | |
197edd35 | 9372 | |
ac849ba4 JR |
9373 | hdc = get_frame_dc (f); |
9374 | ||
9375 | /* Create a DIBSection and raster array for the bitmap, | |
9376 | and store its handle in *pixmap. */ | |
197edd35 JR |
9377 | *pixmap = CreateDIBSection (hdc, &((*ximg)->info), |
9378 | (depth < 16) ? DIB_PAL_COLORS : DIB_RGB_COLORS, | |
ac849ba4 JR |
9379 | &((*ximg)->data), NULL, 0); |
9380 | ||
9381 | /* Realize display palette and garbage all frames. */ | |
9382 | release_frame_dc (f, hdc); | |
9383 | ||
9384 | if (*pixmap == NULL) | |
6fc2811b | 9385 | { |
ac849ba4 JR |
9386 | DWORD err = GetLastError(); |
9387 | Lisp_Object errcode; | |
9388 | /* All system errors are < 10000, so the following is safe. */ | |
9389 | XSETINT (errcode, (int) err); | |
9390 | image_error ("Unable to create bitmap, error code %d", errcode, Qnil); | |
6fc2811b | 9391 | x_destroy_x_image (*ximg); |
6fc2811b JR |
9392 | return 0; |
9393 | } | |
ac849ba4 | 9394 | |
6fc2811b JR |
9395 | return 1; |
9396 | } | |
9397 | ||
9398 | ||
9399 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
9400 | ||
9401 | static void | |
9402 | x_destroy_x_image (ximg) | |
9403 | XImage *ximg; | |
9404 | { | |
9405 | xassert (interrupt_input_blocked); | |
9406 | if (ximg) | |
9407 | { | |
ac849ba4 | 9408 | /* Data will be freed by DestroyObject. */ |
6fc2811b | 9409 | ximg->data = NULL; |
ac849ba4 | 9410 | xfree (ximg); |
6fc2811b JR |
9411 | } |
9412 | } | |
9413 | ||
9414 | ||
9415 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
9416 | are width and height of both the image and pixmap. */ | |
9417 | ||
9418 | static void | |
9419 | x_put_x_image (f, ximg, pixmap, width, height) | |
9420 | struct frame *f; | |
9421 | XImage *ximg; | |
9422 | Pixmap pixmap; | |
9423 | { | |
197edd35 JR |
9424 | #if 0 /* I don't think this is necessary looking at where it is used. */ |
9425 | HDC hdc = get_frame_dc (f); | |
9426 | SetDIBits (hdc, pixmap, 0, height, ximg->data, &(ximg->info), DIB_RGB_COLORS); | |
9427 | release_frame_dc (f, hdc); | |
6fc2811b | 9428 | #endif |
ac849ba4 | 9429 | } |
6fc2811b JR |
9430 | |
9431 | \f | |
9432 | /*********************************************************************** | |
3cf3436e | 9433 | File Handling |
6fc2811b JR |
9434 | ***********************************************************************/ |
9435 | ||
9436 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
3cf3436e JR |
9437 | static char *slurp_file P_ ((char *, int *)); |
9438 | ||
6fc2811b JR |
9439 | |
9440 | /* Find image file FILE. Look in data-directory, then | |
9441 | x-bitmap-file-path. Value is the full name of the file found, or | |
9442 | nil if not found. */ | |
9443 | ||
9444 | static Lisp_Object | |
9445 | x_find_image_file (file) | |
9446 | Lisp_Object file; | |
9447 | { | |
9448 | Lisp_Object file_found, search_path; | |
9449 | struct gcpro gcpro1, gcpro2; | |
9450 | int fd; | |
9451 | ||
9452 | file_found = Qnil; | |
9453 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
9454 | GCPRO2 (file_found, search_path); | |
9455 | ||
9456 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
de2413e9 | 9457 | fd = openp (search_path, file, Qnil, &file_found, Qnil); |
7d0393cf | 9458 | |
939d6465 | 9459 | if (fd == -1) |
6fc2811b JR |
9460 | file_found = Qnil; |
9461 | else | |
9462 | close (fd); | |
9463 | ||
9464 | UNGCPRO; | |
9465 | return file_found; | |
9466 | } | |
9467 | ||
9468 | ||
3cf3436e JR |
9469 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
9470 | with xmalloc holding FILE's contents. Value is null if an error | |
9471 | occurred. *SIZE is set to the size of the file. */ | |
9472 | ||
9473 | static char * | |
9474 | slurp_file (file, size) | |
9475 | char *file; | |
9476 | int *size; | |
9477 | { | |
9478 | FILE *fp = NULL; | |
9479 | char *buf = NULL; | |
9480 | struct stat st; | |
9481 | ||
9482 | if (stat (file, &st) == 0 | |
9483 | && (fp = fopen (file, "r")) != NULL | |
9484 | && (buf = (char *) xmalloc (st.st_size), | |
9485 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
9486 | { | |
9487 | *size = st.st_size; | |
9488 | fclose (fp); | |
9489 | } | |
9490 | else | |
9491 | { | |
9492 | if (fp) | |
9493 | fclose (fp); | |
9494 | if (buf) | |
9495 | { | |
9496 | xfree (buf); | |
9497 | buf = NULL; | |
9498 | } | |
9499 | } | |
7d0393cf | 9500 | |
3cf3436e JR |
9501 | return buf; |
9502 | } | |
9503 | ||
9504 | ||
6fc2811b JR |
9505 | \f |
9506 | /*********************************************************************** | |
9507 | XBM images | |
9508 | ***********************************************************************/ | |
9509 | ||
217e5be0 | 9510 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
6fc2811b | 9511 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
217e5be0 JR |
9512 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
9513 | char *, char *)); | |
6fc2811b | 9514 | static int xbm_image_p P_ ((Lisp_Object object)); |
217e5be0 JR |
9515 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
9516 | unsigned char **)); | |
9517 | static int xbm_file_p P_ ((Lisp_Object)); | |
6fc2811b JR |
9518 | |
9519 | ||
9520 | /* Indices of image specification fields in xbm_format, below. */ | |
9521 | ||
9522 | enum xbm_keyword_index | |
9523 | { | |
9524 | XBM_TYPE, | |
9525 | XBM_FILE, | |
9526 | XBM_WIDTH, | |
9527 | XBM_HEIGHT, | |
9528 | XBM_DATA, | |
9529 | XBM_FOREGROUND, | |
9530 | XBM_BACKGROUND, | |
9531 | XBM_ASCENT, | |
9532 | XBM_MARGIN, | |
9533 | XBM_RELIEF, | |
9534 | XBM_ALGORITHM, | |
9535 | XBM_HEURISTIC_MASK, | |
a05e2bae | 9536 | XBM_MASK, |
6fc2811b JR |
9537 | XBM_LAST |
9538 | }; | |
9539 | ||
9540 | /* Vector of image_keyword structures describing the format | |
9541 | of valid XBM image specifications. */ | |
9542 | ||
9543 | static struct image_keyword xbm_format[XBM_LAST] = | |
9544 | { | |
9545 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9546 | {":file", IMAGE_STRING_VALUE, 0}, | |
9547 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9548 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9549 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
217e5be0 JR |
9550 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
9551 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
9552 | {":ascent", IMAGE_ASCENT_VALUE, 0}, | |
8edb0a6f | 9553 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9554 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9555 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
217e5be0 JR |
9556 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9557 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
6fc2811b JR |
9558 | }; |
9559 | ||
9560 | /* Structure describing the image type XBM. */ | |
9561 | ||
9562 | static struct image_type xbm_type = | |
9563 | { | |
9564 | &Qxbm, | |
9565 | xbm_image_p, | |
9566 | xbm_load, | |
9567 | x_clear_image, | |
9568 | NULL | |
9569 | }; | |
9570 | ||
9571 | /* Tokens returned from xbm_scan. */ | |
9572 | ||
9573 | enum xbm_token | |
9574 | { | |
9575 | XBM_TK_IDENT = 256, | |
9576 | XBM_TK_NUMBER | |
9577 | }; | |
9578 | ||
7d0393cf | 9579 | |
6fc2811b JR |
9580 | /* Return non-zero if OBJECT is a valid XBM-type image specification. |
9581 | A valid specification is a list starting with the symbol `image' | |
9582 | The rest of the list is a property list which must contain an | |
9583 | entry `:type xbm.. | |
9584 | ||
9585 | If the specification specifies a file to load, it must contain | |
9586 | an entry `:file FILENAME' where FILENAME is a string. | |
9587 | ||
9588 | If the specification is for a bitmap loaded from memory it must | |
9589 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
9590 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
9591 | ||
9592 | 1. a string large enough to hold the bitmap data, i.e. it must | |
9593 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
9594 | ||
9595 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
9596 | ||
9597 | 3. a vector of strings or bool-vectors, one for each line of the | |
9598 | bitmap. | |
9599 | ||
217e5be0 JR |
9600 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
9601 | may not be specified in this case because they are defined in the | |
9602 | XBM file. | |
9603 | ||
6fc2811b JR |
9604 | Both the file and data forms may contain the additional entries |
9605 | `:background COLOR' and `:foreground COLOR'. If not present, | |
9606 | foreground and background of the frame on which the image is | |
217e5be0 | 9607 | displayed is used. */ |
6fc2811b JR |
9608 | |
9609 | static int | |
9610 | xbm_image_p (object) | |
9611 | Lisp_Object object; | |
9612 | { | |
9613 | struct image_keyword kw[XBM_LAST]; | |
7d0393cf | 9614 | |
6fc2811b JR |
9615 | bcopy (xbm_format, kw, sizeof kw); |
9616 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) | |
9617 | return 0; | |
9618 | ||
9619 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
9620 | ||
9621 | if (kw[XBM_FILE].count) | |
9622 | { | |
9623 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
9624 | return 0; | |
9625 | } | |
217e5be0 JR |
9626 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
9627 | { | |
9628 | /* In-memory XBM file. */ | |
9629 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
9630 | return 0; | |
9631 | } | |
6fc2811b JR |
9632 | else |
9633 | { | |
9634 | Lisp_Object data; | |
9635 | int width, height; | |
9636 | ||
9637 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
9638 | if (!kw[XBM_WIDTH].count | |
9639 | || !kw[XBM_HEIGHT].count | |
9640 | || !kw[XBM_DATA].count) | |
9641 | return 0; | |
9642 | ||
9643 | data = kw[XBM_DATA].value; | |
9644 | width = XFASTINT (kw[XBM_WIDTH].value); | |
9645 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
7d0393cf | 9646 | |
6fc2811b JR |
9647 | /* Check type of data, and width and height against contents of |
9648 | data. */ | |
9649 | if (VECTORP (data)) | |
9650 | { | |
9651 | int i; | |
7d0393cf | 9652 | |
6fc2811b JR |
9653 | /* Number of elements of the vector must be >= height. */ |
9654 | if (XVECTOR (data)->size < height) | |
9655 | return 0; | |
9656 | ||
9657 | /* Each string or bool-vector in data must be large enough | |
9658 | for one line of the image. */ | |
9659 | for (i = 0; i < height; ++i) | |
9660 | { | |
9661 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
9662 | ||
9663 | if (STRINGP (elt)) | |
9664 | { | |
d5db4077 | 9665 | if (SCHARS (elt) |
6fc2811b JR |
9666 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) |
9667 | return 0; | |
9668 | } | |
9669 | else if (BOOL_VECTOR_P (elt)) | |
9670 | { | |
9671 | if (XBOOL_VECTOR (elt)->size < width) | |
9672 | return 0; | |
9673 | } | |
9674 | else | |
9675 | return 0; | |
9676 | } | |
9677 | } | |
9678 | else if (STRINGP (data)) | |
9679 | { | |
d5db4077 | 9680 | if (SCHARS (data) |
6fc2811b JR |
9681 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) |
9682 | return 0; | |
9683 | } | |
9684 | else if (BOOL_VECTOR_P (data)) | |
9685 | { | |
9686 | if (XBOOL_VECTOR (data)->size < width * height) | |
9687 | return 0; | |
9688 | } | |
9689 | else | |
9690 | return 0; | |
9691 | } | |
9692 | ||
6fc2811b JR |
9693 | return 1; |
9694 | } | |
9695 | ||
9696 | ||
9697 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
9698 | either an enumerator from enum xbm_token, or a character for a | |
9699 | single-character token, or 0 at end of file. If scanning an | |
9700 | identifier, store the lexeme of the identifier in SVAL. If | |
9701 | scanning a number, store its value in *IVAL. */ | |
9702 | ||
9703 | static int | |
3cf3436e JR |
9704 | xbm_scan (s, end, sval, ival) |
9705 | char **s, *end; | |
6fc2811b JR |
9706 | char *sval; |
9707 | int *ival; | |
9708 | { | |
9709 | int c; | |
3cf3436e JR |
9710 | |
9711 | loop: | |
9712 | ||
6fc2811b | 9713 | /* Skip white space. */ |
af3f7be7 | 9714 | while (*s < end && (c = *(*s)++, isspace (c))) |
6fc2811b JR |
9715 | ; |
9716 | ||
3cf3436e | 9717 | if (*s >= end) |
6fc2811b JR |
9718 | c = 0; |
9719 | else if (isdigit (c)) | |
9720 | { | |
9721 | int value = 0, digit; | |
7d0393cf | 9722 | |
3cf3436e | 9723 | if (c == '0' && *s < end) |
6fc2811b | 9724 | { |
3cf3436e | 9725 | c = *(*s)++; |
6fc2811b JR |
9726 | if (c == 'x' || c == 'X') |
9727 | { | |
3cf3436e | 9728 | while (*s < end) |
6fc2811b | 9729 | { |
3cf3436e | 9730 | c = *(*s)++; |
6fc2811b JR |
9731 | if (isdigit (c)) |
9732 | digit = c - '0'; | |
9733 | else if (c >= 'a' && c <= 'f') | |
9734 | digit = c - 'a' + 10; | |
9735 | else if (c >= 'A' && c <= 'F') | |
9736 | digit = c - 'A' + 10; | |
9737 | else | |
9738 | break; | |
9739 | value = 16 * value + digit; | |
9740 | } | |
9741 | } | |
9742 | else if (isdigit (c)) | |
9743 | { | |
9744 | value = c - '0'; | |
3cf3436e JR |
9745 | while (*s < end |
9746 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9747 | value = 8 * value + c - '0'; |
9748 | } | |
9749 | } | |
9750 | else | |
9751 | { | |
9752 | value = c - '0'; | |
3cf3436e JR |
9753 | while (*s < end |
9754 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9755 | value = 10 * value + c - '0'; |
9756 | } | |
9757 | ||
3cf3436e JR |
9758 | if (*s < end) |
9759 | *s = *s - 1; | |
6fc2811b JR |
9760 | *ival = value; |
9761 | c = XBM_TK_NUMBER; | |
9762 | } | |
9763 | else if (isalpha (c) || c == '_') | |
9764 | { | |
9765 | *sval++ = c; | |
3cf3436e JR |
9766 | while (*s < end |
9767 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
6fc2811b JR |
9768 | *sval++ = c; |
9769 | *sval = 0; | |
3cf3436e JR |
9770 | if (*s < end) |
9771 | *s = *s - 1; | |
6fc2811b JR |
9772 | c = XBM_TK_IDENT; |
9773 | } | |
3cf3436e JR |
9774 | else if (c == '/' && **s == '*') |
9775 | { | |
9776 | /* C-style comment. */ | |
9777 | ++*s; | |
9778 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
9779 | ++*s; | |
9780 | if (**s) | |
9781 | { | |
9782 | *s += 2; | |
9783 | goto loop; | |
9784 | } | |
9785 | } | |
6fc2811b JR |
9786 | |
9787 | return c; | |
9788 | } | |
9789 | ||
9790 | ||
217e5be0 JR |
9791 | /* XBM bits seem to be backward within bytes compared with how |
9792 | Windows does things. */ | |
9793 | static unsigned char reflect_byte (unsigned char orig) | |
9794 | { | |
9795 | int i; | |
9796 | unsigned char reflected = 0x00; | |
9797 | for (i = 0; i < 8; i++) | |
9798 | { | |
9799 | if (orig & (0x01 << i)) | |
9800 | reflected |= 0x80 >> i; | |
9801 | } | |
9802 | return reflected; | |
9803 | } | |
9804 | ||
9805 | ||
af3f7be7 JR |
9806 | /* Create a Windows bitmap from X bitmap data. */ |
9807 | static HBITMAP | |
9808 | w32_create_pixmap_from_bitmap_data (int width, int height, char *data) | |
9809 | { | |
9810 | int i, j, w1, w2; | |
9811 | char *bits, *p; | |
9812 | HBITMAP bmp; | |
9813 | ||
9814 | w1 = (width + 7) / 8; /* nb of 8bits elt in X bitmap */ | |
9815 | w2 = ((width + 15) / 16) * 2; /* nb of 16bits elt in W32 bitmap */ | |
9816 | bits = (char *) xmalloc (height * w2); | |
9817 | bzero (bits, height * w2); | |
9818 | for (i = 0; i < height; i++) | |
9819 | { | |
9820 | p = bits + i*w2; | |
9821 | for (j = 0; j < w1; j++) | |
9822 | *p++ = reflect_byte(*data++); | |
9823 | } | |
9824 | bmp = CreateBitmap (width, height, 1, 1, bits); | |
9825 | xfree (bits); | |
9826 | ||
9827 | return bmp; | |
9828 | } | |
9829 | ||
9830 | ||
6fc2811b | 9831 | /* Replacement for XReadBitmapFileData which isn't available under old |
3cf3436e JR |
9832 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
9833 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
9834 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
9835 | Value is non-zero if successful. DATA null means just test if | |
9836 | CONTENTS looks like an in-memory XBM file. */ | |
6fc2811b JR |
9837 | |
9838 | static int | |
3cf3436e JR |
9839 | xbm_read_bitmap_data (contents, end, width, height, data) |
9840 | char *contents, *end; | |
6fc2811b JR |
9841 | int *width, *height; |
9842 | unsigned char **data; | |
9843 | { | |
3cf3436e | 9844 | char *s = contents; |
6fc2811b JR |
9845 | char buffer[BUFSIZ]; |
9846 | int padding_p = 0; | |
9847 | int v10 = 0; | |
af3f7be7 | 9848 | int bytes_per_line, i, nbytes; |
6fc2811b JR |
9849 | unsigned char *p; |
9850 | int value; | |
9851 | int LA1; | |
9852 | ||
9853 | #define match() \ | |
217e5be0 | 9854 | LA1 = xbm_scan (&s, end, buffer, &value) |
6fc2811b JR |
9855 | |
9856 | #define expect(TOKEN) \ | |
9857 | if (LA1 != (TOKEN)) \ | |
9858 | goto failure; \ | |
9859 | else \ | |
7d0393cf | 9860 | match () |
6fc2811b JR |
9861 | |
9862 | #define expect_ident(IDENT) \ | |
9863 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
9864 | match (); \ | |
9865 | else \ | |
9866 | goto failure | |
9867 | ||
6fc2811b | 9868 | *width = *height = -1; |
3cf3436e JR |
9869 | if (data) |
9870 | *data = NULL; | |
9871 | LA1 = xbm_scan (&s, end, buffer, &value); | |
6fc2811b JR |
9872 | |
9873 | /* Parse defines for width, height and hot-spots. */ | |
9874 | while (LA1 == '#') | |
9875 | { | |
9876 | match (); | |
9877 | expect_ident ("define"); | |
9878 | expect (XBM_TK_IDENT); | |
9879 | ||
9880 | if (LA1 == XBM_TK_NUMBER); | |
9881 | { | |
9882 | char *p = strrchr (buffer, '_'); | |
9883 | p = p ? p + 1 : buffer; | |
9884 | if (strcmp (p, "width") == 0) | |
9885 | *width = value; | |
9886 | else if (strcmp (p, "height") == 0) | |
9887 | *height = value; | |
9888 | } | |
9889 | expect (XBM_TK_NUMBER); | |
9890 | } | |
9891 | ||
9892 | if (*width < 0 || *height < 0) | |
9893 | goto failure; | |
3cf3436e JR |
9894 | else if (data == NULL) |
9895 | goto success; | |
6fc2811b JR |
9896 | |
9897 | /* Parse bits. Must start with `static'. */ | |
9898 | expect_ident ("static"); | |
9899 | if (LA1 == XBM_TK_IDENT) | |
9900 | { | |
9901 | if (strcmp (buffer, "unsigned") == 0) | |
9902 | { | |
7d0393cf | 9903 | match (); |
6fc2811b JR |
9904 | expect_ident ("char"); |
9905 | } | |
9906 | else if (strcmp (buffer, "short") == 0) | |
9907 | { | |
9908 | match (); | |
9909 | v10 = 1; | |
af3f7be7 JR |
9910 | if (*width % 16 && *width % 16 < 9) |
9911 | padding_p = 1; | |
6fc2811b JR |
9912 | } |
9913 | else if (strcmp (buffer, "char") == 0) | |
9914 | match (); | |
9915 | else | |
9916 | goto failure; | |
9917 | } | |
7d0393cf | 9918 | else |
6fc2811b JR |
9919 | goto failure; |
9920 | ||
9921 | expect (XBM_TK_IDENT); | |
9922 | expect ('['); | |
9923 | expect (']'); | |
9924 | expect ('='); | |
9925 | expect ('{'); | |
9926 | ||
af3f7be7 JR |
9927 | bytes_per_line = (*width + 7) / 8 + padding_p; |
9928 | nbytes = bytes_per_line * *height; | |
9929 | p = *data = (char *) xmalloc (nbytes); | |
6fc2811b JR |
9930 | |
9931 | if (v10) | |
9932 | { | |
6fc2811b JR |
9933 | for (i = 0; i < nbytes; i += 2) |
9934 | { | |
9935 | int val = value; | |
9936 | expect (XBM_TK_NUMBER); | |
9937 | ||
35624c03 | 9938 | *p++ = ~ val; |
af3f7be7 | 9939 | if (!padding_p || ((i + 2) % bytes_per_line)) |
35624c03 | 9940 | *p++ = ~ (value >> 8); |
7d0393cf | 9941 | |
6fc2811b JR |
9942 | if (LA1 == ',' || LA1 == '}') |
9943 | match (); | |
9944 | else | |
9945 | goto failure; | |
9946 | } | |
9947 | } | |
9948 | else | |
9949 | { | |
9950 | for (i = 0; i < nbytes; ++i) | |
9951 | { | |
9952 | int val = value; | |
9953 | expect (XBM_TK_NUMBER); | |
7d0393cf | 9954 | |
35624c03 | 9955 | *p++ = ~ val; |
217e5be0 | 9956 | |
6fc2811b JR |
9957 | if (LA1 == ',' || LA1 == '}') |
9958 | match (); | |
9959 | else | |
9960 | goto failure; | |
9961 | } | |
9962 | } | |
9963 | ||
3cf3436e | 9964 | success: |
6fc2811b JR |
9965 | return 1; |
9966 | ||
9967 | failure: | |
3cf3436e JR |
9968 | |
9969 | if (data && *data) | |
6fc2811b JR |
9970 | { |
9971 | xfree (*data); | |
9972 | *data = NULL; | |
9973 | } | |
9974 | return 0; | |
9975 | ||
9976 | #undef match | |
9977 | #undef expect | |
9978 | #undef expect_ident | |
9979 | } | |
9980 | ||
516eea8e JR |
9981 | static void convert_mono_to_color_image (f, img, foreground, background) |
9982 | struct frame *f; | |
9983 | struct image *img; | |
9984 | COLORREF foreground, background; | |
9985 | { | |
9986 | HDC hdc, old_img_dc, new_img_dc; | |
9987 | HGDIOBJ old_prev, new_prev; | |
9988 | HBITMAP new_pixmap; | |
9989 | ||
9990 | hdc = get_frame_dc (f); | |
9991 | old_img_dc = CreateCompatibleDC (hdc); | |
9992 | new_img_dc = CreateCompatibleDC (hdc); | |
9993 | new_pixmap = CreateCompatibleBitmap (hdc, img->width, img->height); | |
9994 | release_frame_dc (f, hdc); | |
9995 | old_prev = SelectObject (old_img_dc, img->pixmap); | |
9996 | new_prev = SelectObject (new_img_dc, new_pixmap); | |
9997 | SetTextColor (new_img_dc, foreground); | |
9998 | SetBkColor (new_img_dc, background); | |
9999 | ||
10000 | BitBlt (new_img_dc, 0, 0, img->width, img->height, old_img_dc, | |
10001 | 0, 0, SRCCOPY); | |
10002 | ||
10003 | SelectObject (old_img_dc, old_prev); | |
10004 | SelectObject (new_img_dc, new_prev); | |
10005 | DeleteDC (old_img_dc); | |
10006 | DeleteDC (new_img_dc); | |
10007 | DeleteObject (img->pixmap); | |
10008 | if (new_pixmap == 0) | |
10009 | fprintf (stderr, "Failed to convert image to color.\n"); | |
10010 | else | |
10011 | img->pixmap = new_pixmap; | |
10012 | } | |
6fc2811b | 10013 | |
3cf3436e JR |
10014 | /* Load XBM image IMG which will be displayed on frame F from buffer |
10015 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
10016 | successful. */ | |
6fc2811b JR |
10017 | |
10018 | static int | |
3cf3436e | 10019 | xbm_load_image (f, img, contents, end) |
6fc2811b JR |
10020 | struct frame *f; |
10021 | struct image *img; | |
3cf3436e | 10022 | char *contents, *end; |
6fc2811b JR |
10023 | { |
10024 | int rc; | |
10025 | unsigned char *data; | |
10026 | int success_p = 0; | |
7d0393cf | 10027 | |
3cf3436e | 10028 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
6fc2811b JR |
10029 | if (rc) |
10030 | { | |
6fc2811b JR |
10031 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); |
10032 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
516eea8e | 10033 | int non_default_colors = 0; |
6fc2811b | 10034 | Lisp_Object value; |
7d0393cf | 10035 | |
6fc2811b JR |
10036 | xassert (img->width > 0 && img->height > 0); |
10037 | ||
10038 | /* Get foreground and background colors, maybe allocate colors. */ | |
10039 | value = image_spec_value (img->spec, QCforeground, NULL); | |
10040 | if (!NILP (value)) | |
516eea8e JR |
10041 | { |
10042 | foreground = x_alloc_image_color (f, img, value, foreground); | |
10043 | non_default_colors = 1; | |
10044 | } | |
6fc2811b JR |
10045 | value = image_spec_value (img->spec, QCbackground, NULL); |
10046 | if (!NILP (value)) | |
a05e2bae JR |
10047 | { |
10048 | background = x_alloc_image_color (f, img, value, background); | |
10049 | img->background = background; | |
10050 | img->background_valid = 1; | |
516eea8e | 10051 | non_default_colors = 1; |
a05e2bae | 10052 | } |
6fc2811b | 10053 | img->pixmap |
af3f7be7 | 10054 | = w32_create_pixmap_from_bitmap_data (img->width, img->height, data); |
ac849ba4 | 10055 | |
516eea8e JR |
10056 | /* If colors were specified, transfer the bitmap to a color one. */ |
10057 | if (non_default_colors) | |
10058 | convert_mono_to_color_image (f, img, foreground, background); | |
10059 | ||
6fc2811b JR |
10060 | xfree (data); |
10061 | ||
10062 | if (img->pixmap == 0) | |
10063 | { | |
10064 | x_clear_image (f, img); | |
3cf3436e | 10065 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
6fc2811b JR |
10066 | } |
10067 | else | |
10068 | success_p = 1; | |
6fc2811b JR |
10069 | } |
10070 | else | |
10071 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
10072 | ||
6fc2811b JR |
10073 | return success_p; |
10074 | } | |
10075 | ||
10076 | ||
3cf3436e JR |
10077 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
10078 | ||
10079 | static int | |
10080 | xbm_file_p (data) | |
10081 | Lisp_Object data; | |
10082 | { | |
10083 | int w, h; | |
10084 | return (STRINGP (data) | |
d5db4077 KR |
10085 | && xbm_read_bitmap_data (SDATA (data), |
10086 | (SDATA (data) | |
10087 | + SBYTES (data)), | |
3cf3436e JR |
10088 | &w, &h, NULL)); |
10089 | } | |
10090 | ||
7d0393cf | 10091 | |
6fc2811b JR |
10092 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
10093 | non-zero if successful. */ | |
10094 | ||
10095 | static int | |
10096 | xbm_load (f, img) | |
10097 | struct frame *f; | |
10098 | struct image *img; | |
10099 | { | |
10100 | int success_p = 0; | |
10101 | Lisp_Object file_name; | |
10102 | ||
10103 | xassert (xbm_image_p (img->spec)); | |
10104 | ||
10105 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
10106 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
10107 | if (STRINGP (file_name)) | |
3cf3436e JR |
10108 | { |
10109 | Lisp_Object file; | |
10110 | char *contents; | |
10111 | int size; | |
10112 | struct gcpro gcpro1; | |
10113 | ||
10114 | file = x_find_image_file (file_name); | |
10115 | GCPRO1 (file); | |
10116 | if (!STRINGP (file)) | |
10117 | { | |
10118 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
10119 | UNGCPRO; | |
10120 | return 0; | |
10121 | } | |
10122 | ||
d5db4077 | 10123 | contents = slurp_file (SDATA (file), &size); |
3cf3436e JR |
10124 | if (contents == NULL) |
10125 | { | |
10126 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
10127 | UNGCPRO; | |
10128 | return 0; | |
10129 | } | |
10130 | ||
10131 | success_p = xbm_load_image (f, img, contents, contents + size); | |
10132 | UNGCPRO; | |
10133 | } | |
6fc2811b JR |
10134 | else |
10135 | { | |
10136 | struct image_keyword fmt[XBM_LAST]; | |
10137 | Lisp_Object data; | |
6fc2811b JR |
10138 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); |
10139 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
516eea8e | 10140 | int non_default_colors = 0; |
6fc2811b JR |
10141 | char *bits; |
10142 | int parsed_p; | |
3cf3436e JR |
10143 | int in_memory_file_p = 0; |
10144 | ||
10145 | /* See if data looks like an in-memory XBM file. */ | |
10146 | data = image_spec_value (img->spec, QCdata, NULL); | |
10147 | in_memory_file_p = xbm_file_p (data); | |
6fc2811b | 10148 | |
217e5be0 | 10149 | /* Parse the image specification. */ |
6fc2811b JR |
10150 | bcopy (xbm_format, fmt, sizeof fmt); |
10151 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); | |
10152 | xassert (parsed_p); | |
10153 | ||
10154 | /* Get specified width, and height. */ | |
3cf3436e JR |
10155 | if (!in_memory_file_p) |
10156 | { | |
10157 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
10158 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
10159 | xassert (img->width > 0 && img->height > 0); | |
10160 | } | |
217e5be0 | 10161 | |
6fc2811b | 10162 | /* Get foreground and background colors, maybe allocate colors. */ |
3cf3436e JR |
10163 | if (fmt[XBM_FOREGROUND].count |
10164 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
516eea8e JR |
10165 | { |
10166 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
10167 | foreground); | |
10168 | non_default_colors = 1; | |
10169 | } | |
10170 | ||
3cf3436e JR |
10171 | if (fmt[XBM_BACKGROUND].count |
10172 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
516eea8e JR |
10173 | { |
10174 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
10175 | background); | |
10176 | non_default_colors = 1; | |
10177 | } | |
6fc2811b | 10178 | |
3cf3436e | 10179 | if (in_memory_file_p) |
d5db4077 KR |
10180 | success_p = xbm_load_image (f, img, SDATA (data), |
10181 | (SDATA (data) | |
10182 | + SBYTES (data))); | |
3cf3436e | 10183 | else |
6fc2811b | 10184 | { |
3cf3436e JR |
10185 | if (VECTORP (data)) |
10186 | { | |
10187 | int i; | |
10188 | char *p; | |
10189 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
7d0393cf | 10190 | |
3cf3436e JR |
10191 | p = bits = (char *) alloca (nbytes * img->height); |
10192 | for (i = 0; i < img->height; ++i, p += nbytes) | |
10193 | { | |
10194 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
10195 | if (STRINGP (line)) | |
d5db4077 | 10196 | bcopy (SDATA (line), p, nbytes); |
3cf3436e JR |
10197 | else |
10198 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
10199 | } | |
10200 | } | |
10201 | else if (STRINGP (data)) | |
d5db4077 | 10202 | bits = SDATA (data); |
3cf3436e JR |
10203 | else |
10204 | bits = XBOOL_VECTOR (data)->data; | |
af3f7be7 | 10205 | |
3cf3436e | 10206 | /* Create the pixmap. */ |
3cf3436e | 10207 | img->pixmap |
af3f7be7 JR |
10208 | = w32_create_pixmap_from_bitmap_data (img->width, img->height, |
10209 | bits); | |
10210 | ||
516eea8e JR |
10211 | /* If colors were specified, transfer the bitmap to a color one. */ |
10212 | if (non_default_colors) | |
10213 | convert_mono_to_color_image (f, img, foreground, background); | |
10214 | ||
3cf3436e JR |
10215 | if (img->pixmap) |
10216 | success_p = 1; | |
10217 | else | |
6fc2811b | 10218 | { |
3cf3436e JR |
10219 | image_error ("Unable to create pixmap for XBM image `%s'", |
10220 | img->spec, Qnil); | |
10221 | x_clear_image (f, img); | |
6fc2811b JR |
10222 | } |
10223 | } | |
6fc2811b JR |
10224 | } |
10225 | ||
10226 | return success_p; | |
10227 | } | |
7d0393cf | 10228 | |
6fc2811b JR |
10229 | |
10230 | \f | |
10231 | /*********************************************************************** | |
10232 | XPM images | |
10233 | ***********************************************************************/ | |
10234 | ||
7d0393cf | 10235 | #if HAVE_XPM |
6fc2811b JR |
10236 | |
10237 | static int xpm_image_p P_ ((Lisp_Object object)); | |
10238 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
10239 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
10240 | ||
10241 | #include "X11/xpm.h" | |
10242 | ||
10243 | /* The symbol `xpm' identifying XPM-format images. */ | |
10244 | ||
10245 | Lisp_Object Qxpm; | |
10246 | ||
10247 | /* Indices of image specification fields in xpm_format, below. */ | |
10248 | ||
10249 | enum xpm_keyword_index | |
10250 | { | |
10251 | XPM_TYPE, | |
10252 | XPM_FILE, | |
10253 | XPM_DATA, | |
10254 | XPM_ASCENT, | |
10255 | XPM_MARGIN, | |
10256 | XPM_RELIEF, | |
10257 | XPM_ALGORITHM, | |
10258 | XPM_HEURISTIC_MASK, | |
a05e2bae | 10259 | XPM_MASK, |
6fc2811b | 10260 | XPM_COLOR_SYMBOLS, |
a05e2bae | 10261 | XPM_BACKGROUND, |
6fc2811b JR |
10262 | XPM_LAST |
10263 | }; | |
10264 | ||
10265 | /* Vector of image_keyword structures describing the format | |
10266 | of valid XPM image specifications. */ | |
10267 | ||
10268 | static struct image_keyword xpm_format[XPM_LAST] = | |
10269 | { | |
10270 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10271 | {":file", IMAGE_STRING_VALUE, 0}, | |
10272 | {":data", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 10273 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 10274 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10275 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10276 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 10277 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
10278 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10279 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10280 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10281 | }; |
10282 | ||
197edd35 | 10283 | /* Structure describing the image type XPM. */ |
6fc2811b JR |
10284 | |
10285 | static struct image_type xpm_type = | |
10286 | { | |
10287 | &Qxpm, | |
10288 | xpm_image_p, | |
10289 | xpm_load, | |
10290 | x_clear_image, | |
10291 | NULL | |
10292 | }; | |
10293 | ||
10294 | ||
10295 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list | |
10296 | for XPM images. Such a list must consist of conses whose car and | |
10297 | cdr are strings. */ | |
10298 | ||
10299 | static int | |
10300 | xpm_valid_color_symbols_p (color_symbols) | |
10301 | Lisp_Object color_symbols; | |
10302 | { | |
10303 | while (CONSP (color_symbols)) | |
10304 | { | |
10305 | Lisp_Object sym = XCAR (color_symbols); | |
10306 | if (!CONSP (sym) | |
10307 | || !STRINGP (XCAR (sym)) | |
10308 | || !STRINGP (XCDR (sym))) | |
10309 | break; | |
10310 | color_symbols = XCDR (color_symbols); | |
10311 | } | |
10312 | ||
10313 | return NILP (color_symbols); | |
10314 | } | |
10315 | ||
10316 | ||
10317 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
10318 | ||
10319 | static int | |
10320 | xpm_image_p (object) | |
10321 | Lisp_Object object; | |
10322 | { | |
10323 | struct image_keyword fmt[XPM_LAST]; | |
10324 | bcopy (xpm_format, fmt, sizeof fmt); | |
10325 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) | |
10326 | /* Either `:file' or `:data' must be present. */ | |
10327 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
10328 | /* Either no `:color-symbols' or it's a list of conses | |
10329 | whose car and cdr are strings. */ | |
10330 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
8f92c555 | 10331 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
6fc2811b JR |
10332 | } |
10333 | ||
10334 | ||
10335 | /* Load image IMG which will be displayed on frame F. Value is | |
10336 | non-zero if successful. */ | |
10337 | ||
10338 | static int | |
10339 | xpm_load (f, img) | |
10340 | struct frame *f; | |
10341 | struct image *img; | |
10342 | { | |
10343 | int rc, i; | |
10344 | XpmAttributes attrs; | |
10345 | Lisp_Object specified_file, color_symbols; | |
10346 | ||
10347 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
10348 | close colors. Return colors allocated. */ | |
10349 | bzero (&attrs, sizeof attrs); | |
dfff8a69 JR |
10350 | attrs.visual = FRAME_X_VISUAL (f); |
10351 | attrs.colormap = FRAME_X_COLORMAP (f); | |
6fc2811b | 10352 | attrs.valuemask |= XpmVisual; |
dfff8a69 | 10353 | attrs.valuemask |= XpmColormap; |
6fc2811b | 10354 | attrs.valuemask |= XpmReturnAllocPixels; |
dfff8a69 | 10355 | #ifdef XpmAllocCloseColors |
6fc2811b JR |
10356 | attrs.alloc_close_colors = 1; |
10357 | attrs.valuemask |= XpmAllocCloseColors; | |
dfff8a69 JR |
10358 | #else |
10359 | attrs.closeness = 600; | |
10360 | attrs.valuemask |= XpmCloseness; | |
10361 | #endif | |
6fc2811b JR |
10362 | |
10363 | /* If image specification contains symbolic color definitions, add | |
10364 | these to `attrs'. */ | |
10365 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
10366 | if (CONSP (color_symbols)) | |
10367 | { | |
10368 | Lisp_Object tail; | |
10369 | XpmColorSymbol *xpm_syms; | |
10370 | int i, size; | |
7d0393cf | 10371 | |
6fc2811b JR |
10372 | attrs.valuemask |= XpmColorSymbols; |
10373 | ||
10374 | /* Count number of symbols. */ | |
10375 | attrs.numsymbols = 0; | |
10376 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
10377 | ++attrs.numsymbols; | |
10378 | ||
10379 | /* Allocate an XpmColorSymbol array. */ | |
10380 | size = attrs.numsymbols * sizeof *xpm_syms; | |
10381 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
10382 | bzero (xpm_syms, size); | |
10383 | attrs.colorsymbols = xpm_syms; | |
10384 | ||
10385 | /* Fill the color symbol array. */ | |
10386 | for (tail = color_symbols, i = 0; | |
10387 | CONSP (tail); | |
10388 | ++i, tail = XCDR (tail)) | |
10389 | { | |
10390 | Lisp_Object name = XCAR (XCAR (tail)); | |
10391 | Lisp_Object color = XCDR (XCAR (tail)); | |
d5db4077 KR |
10392 | xpm_syms[i].name = (char *) alloca (SCHARS (name) + 1); |
10393 | strcpy (xpm_syms[i].name, SDATA (name)); | |
10394 | xpm_syms[i].value = (char *) alloca (SCHARS (color) + 1); | |
10395 | strcpy (xpm_syms[i].value, SDATA (color)); | |
6fc2811b JR |
10396 | } |
10397 | } | |
10398 | ||
10399 | /* Create a pixmap for the image, either from a file, or from a | |
10400 | string buffer containing data in the same format as an XPM file. */ | |
10401 | BLOCK_INPUT; | |
10402 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
10403 | if (STRINGP (specified_file)) | |
10404 | { | |
10405 | Lisp_Object file = x_find_image_file (specified_file); | |
10406 | if (!STRINGP (file)) | |
10407 | { | |
10408 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
10409 | UNBLOCK_INPUT; | |
10410 | return 0; | |
10411 | } | |
7d0393cf | 10412 | |
6fc2811b | 10413 | rc = XpmReadFileToPixmap (NULL, FRAME_W32_WINDOW (f), |
d5db4077 | 10414 | SDATA (file), &img->pixmap, &img->mask, |
6fc2811b JR |
10415 | &attrs); |
10416 | } | |
10417 | else | |
10418 | { | |
10419 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
10420 | rc = XpmCreatePixmapFromBuffer (NULL, FRAME_W32_WINDOW (f), | |
d5db4077 | 10421 | SDATA (buffer), |
6fc2811b JR |
10422 | &img->pixmap, &img->mask, |
10423 | &attrs); | |
10424 | } | |
10425 | UNBLOCK_INPUT; | |
10426 | ||
10427 | if (rc == XpmSuccess) | |
10428 | { | |
10429 | /* Remember allocated colors. */ | |
10430 | img->ncolors = attrs.nalloc_pixels; | |
10431 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
10432 | * sizeof *img->colors); | |
10433 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
10434 | img->colors[i] = attrs.alloc_pixels[i]; | |
10435 | ||
10436 | img->width = attrs.width; | |
10437 | img->height = attrs.height; | |
10438 | xassert (img->width > 0 && img->height > 0); | |
10439 | ||
10440 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
10441 | BLOCK_INPUT; | |
10442 | XpmFreeAttributes (&attrs); | |
10443 | UNBLOCK_INPUT; | |
10444 | } | |
10445 | else | |
10446 | { | |
10447 | switch (rc) | |
10448 | { | |
10449 | case XpmOpenFailed: | |
10450 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
10451 | break; | |
7d0393cf | 10452 | |
6fc2811b JR |
10453 | case XpmFileInvalid: |
10454 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
10455 | break; | |
7d0393cf | 10456 | |
6fc2811b JR |
10457 | case XpmNoMemory: |
10458 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
10459 | break; | |
7d0393cf | 10460 | |
6fc2811b JR |
10461 | case XpmColorFailed: |
10462 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
10463 | break; | |
7d0393cf | 10464 | |
6fc2811b JR |
10465 | default: |
10466 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
10467 | break; | |
10468 | } | |
10469 | } | |
10470 | ||
10471 | return rc == XpmSuccess; | |
10472 | } | |
10473 | ||
10474 | #endif /* HAVE_XPM != 0 */ | |
10475 | ||
10476 | \f | |
767b1ff0 | 10477 | #if 0 /* TODO : Color tables on W32. */ |
6fc2811b JR |
10478 | /*********************************************************************** |
10479 | Color table | |
10480 | ***********************************************************************/ | |
10481 | ||
10482 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
10483 | ||
10484 | struct ct_color | |
10485 | { | |
10486 | int r, g, b; | |
10487 | unsigned long pixel; | |
10488 | ||
10489 | /* Next in color table collision list. */ | |
10490 | struct ct_color *next; | |
10491 | }; | |
10492 | ||
10493 | /* The bucket vector size to use. Must be prime. */ | |
10494 | ||
10495 | #define CT_SIZE 101 | |
10496 | ||
10497 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
10498 | ||
10499 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
10500 | ||
10501 | /* The color hash table. */ | |
10502 | ||
10503 | struct ct_color **ct_table; | |
10504 | ||
10505 | /* Number of entries in the color table. */ | |
10506 | ||
10507 | int ct_colors_allocated; | |
10508 | ||
10509 | /* Function prototypes. */ | |
10510 | ||
10511 | static void init_color_table P_ ((void)); | |
10512 | static void free_color_table P_ ((void)); | |
10513 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
10514 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
10515 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
10516 | ||
10517 | ||
10518 | /* Initialize the color table. */ | |
10519 | ||
10520 | static void | |
10521 | init_color_table () | |
10522 | { | |
10523 | int size = CT_SIZE * sizeof (*ct_table); | |
10524 | ct_table = (struct ct_color **) xmalloc (size); | |
10525 | bzero (ct_table, size); | |
10526 | ct_colors_allocated = 0; | |
10527 | } | |
10528 | ||
10529 | ||
10530 | /* Free memory associated with the color table. */ | |
10531 | ||
10532 | static void | |
10533 | free_color_table () | |
10534 | { | |
10535 | int i; | |
10536 | struct ct_color *p, *next; | |
10537 | ||
10538 | for (i = 0; i < CT_SIZE; ++i) | |
10539 | for (p = ct_table[i]; p; p = next) | |
10540 | { | |
10541 | next = p->next; | |
10542 | xfree (p); | |
10543 | } | |
10544 | ||
10545 | xfree (ct_table); | |
10546 | ct_table = NULL; | |
10547 | } | |
10548 | ||
10549 | ||
10550 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
10551 | entry for that color already is in the color table, return the | |
10552 | pixel color of that entry. Otherwise, allocate a new color for R, | |
10553 | G, B, and make an entry in the color table. */ | |
10554 | ||
10555 | static unsigned long | |
10556 | lookup_rgb_color (f, r, g, b) | |
10557 | struct frame *f; | |
10558 | int r, g, b; | |
10559 | { | |
10560 | unsigned hash = CT_HASH_RGB (r, g, b); | |
10561 | int i = hash % CT_SIZE; | |
10562 | struct ct_color *p; | |
10563 | ||
10564 | for (p = ct_table[i]; p; p = p->next) | |
10565 | if (p->r == r && p->g == g && p->b == b) | |
10566 | break; | |
10567 | ||
10568 | if (p == NULL) | |
10569 | { | |
10570 | COLORREF color; | |
10571 | Colormap cmap; | |
10572 | int rc; | |
10573 | ||
10574 | color = PALETTERGB (r, g, b); | |
10575 | ||
10576 | ++ct_colors_allocated; | |
10577 | ||
10578 | p = (struct ct_color *) xmalloc (sizeof *p); | |
10579 | p->r = r; | |
10580 | p->g = g; | |
10581 | p->b = b; | |
10582 | p->pixel = color; | |
10583 | p->next = ct_table[i]; | |
10584 | ct_table[i] = p; | |
10585 | } | |
10586 | ||
10587 | return p->pixel; | |
10588 | } | |
10589 | ||
10590 | ||
10591 | /* Look up pixel color PIXEL which is used on frame F in the color | |
10592 | table. If not already present, allocate it. Value is PIXEL. */ | |
10593 | ||
10594 | static unsigned long | |
10595 | lookup_pixel_color (f, pixel) | |
10596 | struct frame *f; | |
10597 | unsigned long pixel; | |
10598 | { | |
10599 | int i = pixel % CT_SIZE; | |
10600 | struct ct_color *p; | |
10601 | ||
10602 | for (p = ct_table[i]; p; p = p->next) | |
10603 | if (p->pixel == pixel) | |
10604 | break; | |
10605 | ||
10606 | if (p == NULL) | |
10607 | { | |
10608 | XColor color; | |
10609 | Colormap cmap; | |
10610 | int rc; | |
10611 | ||
10612 | BLOCK_INPUT; | |
7d0393cf | 10613 | |
6fc2811b JR |
10614 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); |
10615 | color.pixel = pixel; | |
10616 | XQueryColor (NULL, cmap, &color); | |
10617 | rc = x_alloc_nearest_color (f, cmap, &color); | |
10618 | UNBLOCK_INPUT; | |
10619 | ||
10620 | if (rc) | |
10621 | { | |
10622 | ++ct_colors_allocated; | |
7d0393cf | 10623 | |
6fc2811b JR |
10624 | p = (struct ct_color *) xmalloc (sizeof *p); |
10625 | p->r = color.red; | |
10626 | p->g = color.green; | |
10627 | p->b = color.blue; | |
10628 | p->pixel = pixel; | |
10629 | p->next = ct_table[i]; | |
10630 | ct_table[i] = p; | |
10631 | } | |
10632 | else | |
10633 | return FRAME_FOREGROUND_PIXEL (f); | |
10634 | } | |
10635 | return p->pixel; | |
10636 | } | |
10637 | ||
10638 | ||
10639 | /* Value is a vector of all pixel colors contained in the color table, | |
10640 | allocated via xmalloc. Set *N to the number of colors. */ | |
10641 | ||
10642 | static unsigned long * | |
10643 | colors_in_color_table (n) | |
10644 | int *n; | |
10645 | { | |
10646 | int i, j; | |
10647 | struct ct_color *p; | |
10648 | unsigned long *colors; | |
10649 | ||
10650 | if (ct_colors_allocated == 0) | |
10651 | { | |
10652 | *n = 0; | |
10653 | colors = NULL; | |
10654 | } | |
10655 | else | |
10656 | { | |
10657 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
10658 | * sizeof *colors); | |
10659 | *n = ct_colors_allocated; | |
7d0393cf | 10660 | |
6fc2811b JR |
10661 | for (i = j = 0; i < CT_SIZE; ++i) |
10662 | for (p = ct_table[i]; p; p = p->next) | |
10663 | colors[j++] = p->pixel; | |
10664 | } | |
10665 | ||
10666 | return colors; | |
10667 | } | |
10668 | ||
767b1ff0 | 10669 | #endif /* TODO */ |
6fc2811b JR |
10670 | |
10671 | \f | |
10672 | /*********************************************************************** | |
10673 | Algorithms | |
10674 | ***********************************************************************/ | |
3cf3436e JR |
10675 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
10676 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
10677 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
ac849ba4 | 10678 | static void XPutPixel (XImage *, int, int, COLORREF); |
3cf3436e JR |
10679 | |
10680 | /* Non-zero means draw a cross on images having `:conversion | |
10681 | disabled'. */ | |
6fc2811b | 10682 | |
3cf3436e | 10683 | int cross_disabled_images; |
6fc2811b | 10684 | |
3cf3436e JR |
10685 | /* Edge detection matrices for different edge-detection |
10686 | strategies. */ | |
6fc2811b | 10687 | |
3cf3436e JR |
10688 | static int emboss_matrix[9] = { |
10689 | /* x - 1 x x + 1 */ | |
10690 | 2, -1, 0, /* y - 1 */ | |
10691 | -1, 0, 1, /* y */ | |
10692 | 0, 1, -2 /* y + 1 */ | |
10693 | }; | |
10694 | ||
10695 | static int laplace_matrix[9] = { | |
10696 | /* x - 1 x x + 1 */ | |
10697 | 1, 0, 0, /* y - 1 */ | |
10698 | 0, 0, 0, /* y */ | |
10699 | 0, 0, -1 /* y + 1 */ | |
10700 | }; | |
10701 | ||
10702 | /* Value is the intensity of the color whose red/green/blue values | |
10703 | are R, G, and B. */ | |
10704 | ||
10705 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
10706 | ||
10707 | ||
10708 | /* On frame F, return an array of XColor structures describing image | |
10709 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
10710 | non-zero means also fill the red/green/blue members of the XColor | |
10711 | structures. Value is a pointer to the array of XColors structures, | |
10712 | allocated with xmalloc; it must be freed by the caller. */ | |
10713 | ||
10714 | static XColor * | |
10715 | x_to_xcolors (f, img, rgb_p) | |
10716 | struct frame *f; | |
10717 | struct image *img; | |
10718 | int rgb_p; | |
10719 | { | |
10720 | int x, y; | |
10721 | XColor *colors, *p; | |
197edd35 JR |
10722 | HDC hdc, bmpdc; |
10723 | HGDIOBJ prev; | |
3cf3436e JR |
10724 | |
10725 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); | |
197edd35 JR |
10726 | |
10727 | /* Load the image into a memory device context. */ | |
10728 | hdc = get_frame_dc (f); | |
10729 | bmpdc = CreateCompatibleDC (hdc); | |
10730 | release_frame_dc (f, hdc); | |
10731 | prev = SelectObject (bmpdc, img->pixmap); | |
3cf3436e JR |
10732 | |
10733 | /* Fill the `pixel' members of the XColor array. I wished there | |
10734 | were an easy and portable way to circumvent XGetPixel. */ | |
10735 | p = colors; | |
10736 | for (y = 0; y < img->height; ++y) | |
10737 | { | |
10738 | XColor *row = p; | |
7d0393cf | 10739 | |
3cf3436e | 10740 | for (x = 0; x < img->width; ++x, ++p) |
197edd35 JR |
10741 | { |
10742 | /* TODO: palette support needed here? */ | |
10743 | p->pixel = GetPixel (bmpdc, x, y); | |
3cf3436e | 10744 | |
197edd35 JR |
10745 | if (rgb_p) |
10746 | { | |
10747 | p->red = 256 * GetRValue (p->pixel); | |
10748 | p->green = 256 * GetGValue (p->pixel); | |
10749 | p->blue = 256 * GetBValue (p->pixel); | |
10750 | } | |
10751 | } | |
3cf3436e JR |
10752 | } |
10753 | ||
197edd35 JR |
10754 | SelectObject (bmpdc, prev); |
10755 | DeleteDC (bmpdc); | |
10756 | ||
3cf3436e JR |
10757 | return colors; |
10758 | } | |
10759 | ||
ac849ba4 JR |
10760 | /* Put a pixel of COLOR at position X, Y in XIMG. XIMG must have been |
10761 | created with CreateDIBSection, with the pointer to the bit values | |
10762 | stored in ximg->data. */ | |
10763 | ||
10764 | static void XPutPixel (ximg, x, y, color) | |
10765 | XImage * ximg; | |
10766 | int x, y; | |
10767 | COLORREF color; | |
10768 | { | |
10769 | int width = ximg->info.bmiHeader.biWidth; | |
10770 | int height = ximg->info.bmiHeader.biHeight; | |
10771 | int rowbytes = width * 3; | |
10772 | unsigned char * pixel; | |
10773 | ||
10774 | /* Don't support putting pixels in images with palettes. */ | |
10775 | xassert (ximg->info.bmiHeader.biBitCount == 24); | |
10776 | ||
10777 | /* Ensure scanlines are aligned on 4 byte boundaries. */ | |
10778 | if (rowbytes % 4) | |
10779 | rowbytes += 4 - (rowbytes % 4); | |
10780 | ||
10781 | pixel = ximg->data + y * rowbytes + x * 3; | |
adda530b JR |
10782 | /* Windows bitmaps are in BGR order. */ |
10783 | *pixel = GetBValue (color); | |
35624c03 | 10784 | *(pixel + 1) = GetGValue (color); |
adda530b | 10785 | *(pixel + 2) = GetRValue (color); |
ac849ba4 JR |
10786 | } |
10787 | ||
3cf3436e JR |
10788 | |
10789 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose | |
10790 | RGB members are set. F is the frame on which this all happens. | |
10791 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
6fc2811b JR |
10792 | |
10793 | static void | |
3cf3436e | 10794 | x_from_xcolors (f, img, colors) |
6fc2811b | 10795 | struct frame *f; |
3cf3436e | 10796 | struct image *img; |
6fc2811b | 10797 | XColor *colors; |
6fc2811b | 10798 | { |
3cf3436e JR |
10799 | int x, y; |
10800 | XImage *oimg; | |
10801 | Pixmap pixmap; | |
10802 | XColor *p; | |
ac849ba4 | 10803 | #if 0 /* TODO: color tables. */ |
3cf3436e | 10804 | init_color_table (); |
ac849ba4 | 10805 | #endif |
3cf3436e JR |
10806 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
10807 | &oimg, &pixmap); | |
10808 | p = colors; | |
10809 | for (y = 0; y < img->height; ++y) | |
10810 | for (x = 0; x < img->width; ++x, ++p) | |
10811 | { | |
10812 | unsigned long pixel; | |
ac849ba4 | 10813 | #if 0 /* TODO: color tables. */ |
3cf3436e | 10814 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); |
ac849ba4 | 10815 | #else |
197edd35 | 10816 | pixel = PALETTERGB (p->red / 256, p->green / 256, p->blue / 256); |
ac849ba4 | 10817 | #endif |
3cf3436e JR |
10818 | XPutPixel (oimg, x, y, pixel); |
10819 | } | |
6fc2811b | 10820 | |
3cf3436e JR |
10821 | xfree (colors); |
10822 | x_clear_image_1 (f, img, 1, 0, 1); | |
6fc2811b | 10823 | |
3cf3436e JR |
10824 | x_put_x_image (f, oimg, pixmap, img->width, img->height); |
10825 | x_destroy_x_image (oimg); | |
10826 | img->pixmap = pixmap; | |
ac849ba4 | 10827 | #if 0 /* TODO: color tables. */ |
3cf3436e JR |
10828 | img->colors = colors_in_color_table (&img->ncolors); |
10829 | free_color_table (); | |
ac849ba4 | 10830 | #endif |
6fc2811b JR |
10831 | } |
10832 | ||
10833 | ||
3cf3436e JR |
10834 | /* On frame F, perform edge-detection on image IMG. |
10835 | ||
10836 | MATRIX is a nine-element array specifying the transformation | |
10837 | matrix. See emboss_matrix for an example. | |
7d0393cf | 10838 | |
3cf3436e JR |
10839 | COLOR_ADJUST is a color adjustment added to each pixel of the |
10840 | outgoing image. */ | |
6fc2811b JR |
10841 | |
10842 | static void | |
3cf3436e | 10843 | x_detect_edges (f, img, matrix, color_adjust) |
6fc2811b | 10844 | struct frame *f; |
3cf3436e JR |
10845 | struct image *img; |
10846 | int matrix[9], color_adjust; | |
6fc2811b | 10847 | { |
3cf3436e JR |
10848 | XColor *colors = x_to_xcolors (f, img, 1); |
10849 | XColor *new, *p; | |
10850 | int x, y, i, sum; | |
10851 | ||
10852 | for (i = sum = 0; i < 9; ++i) | |
10853 | sum += abs (matrix[i]); | |
10854 | ||
10855 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) | |
10856 | ||
10857 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); | |
10858 | ||
10859 | for (y = 0; y < img->height; ++y) | |
10860 | { | |
10861 | p = COLOR (new, 0, y); | |
10862 | p->red = p->green = p->blue = 0xffff/2; | |
10863 | p = COLOR (new, img->width - 1, y); | |
10864 | p->red = p->green = p->blue = 0xffff/2; | |
10865 | } | |
7d0393cf | 10866 | |
3cf3436e JR |
10867 | for (x = 1; x < img->width - 1; ++x) |
10868 | { | |
10869 | p = COLOR (new, x, 0); | |
10870 | p->red = p->green = p->blue = 0xffff/2; | |
10871 | p = COLOR (new, x, img->height - 1); | |
10872 | p->red = p->green = p->blue = 0xffff/2; | |
10873 | } | |
10874 | ||
10875 | for (y = 1; y < img->height - 1; ++y) | |
10876 | { | |
10877 | p = COLOR (new, 1, y); | |
7d0393cf | 10878 | |
3cf3436e JR |
10879 | for (x = 1; x < img->width - 1; ++x, ++p) |
10880 | { | |
10881 | int r, g, b, y1, x1; | |
10882 | ||
10883 | r = g = b = i = 0; | |
10884 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
10885 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
10886 | if (matrix[i]) | |
10887 | { | |
10888 | XColor *t = COLOR (colors, x1, y1); | |
10889 | r += matrix[i] * t->red; | |
10890 | g += matrix[i] * t->green; | |
10891 | b += matrix[i] * t->blue; | |
10892 | } | |
10893 | ||
10894 | r = (r / sum + color_adjust) & 0xffff; | |
10895 | g = (g / sum + color_adjust) & 0xffff; | |
10896 | b = (b / sum + color_adjust) & 0xffff; | |
10897 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); | |
10898 | } | |
10899 | } | |
10900 | ||
10901 | xfree (colors); | |
10902 | x_from_xcolors (f, img, new); | |
10903 | ||
10904 | #undef COLOR | |
10905 | } | |
10906 | ||
10907 | ||
10908 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
10909 | on frame F. */ | |
10910 | ||
10911 | static void | |
10912 | x_emboss (f, img) | |
10913 | struct frame *f; | |
10914 | struct image *img; | |
10915 | { | |
10916 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
6fc2811b | 10917 | } |
3cf3436e | 10918 | |
6fc2811b JR |
10919 | |
10920 | /* Transform image IMG which is used on frame F with a Laplace | |
10921 | edge-detection algorithm. The result is an image that can be used | |
10922 | to draw disabled buttons, for example. */ | |
10923 | ||
10924 | static void | |
10925 | x_laplace (f, img) | |
10926 | struct frame *f; | |
10927 | struct image *img; | |
10928 | { | |
3cf3436e JR |
10929 | x_detect_edges (f, img, laplace_matrix, 45000); |
10930 | } | |
6fc2811b | 10931 | |
6fc2811b | 10932 | |
3cf3436e JR |
10933 | /* Perform edge-detection on image IMG on frame F, with specified |
10934 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
6fc2811b | 10935 | |
3cf3436e | 10936 | MATRIX must be either |
6fc2811b | 10937 | |
3cf3436e JR |
10938 | - a list of at least 9 numbers in row-major form |
10939 | - a vector of at least 9 numbers | |
6fc2811b | 10940 | |
3cf3436e JR |
10941 | COLOR_ADJUST nil means use a default; otherwise it must be a |
10942 | number. */ | |
6fc2811b | 10943 | |
3cf3436e JR |
10944 | static void |
10945 | x_edge_detection (f, img, matrix, color_adjust) | |
10946 | struct frame *f; | |
10947 | struct image *img; | |
10948 | Lisp_Object matrix, color_adjust; | |
10949 | { | |
10950 | int i = 0; | |
10951 | int trans[9]; | |
7d0393cf | 10952 | |
3cf3436e | 10953 | if (CONSP (matrix)) |
6fc2811b | 10954 | { |
3cf3436e JR |
10955 | for (i = 0; |
10956 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
10957 | ++i, matrix = XCDR (matrix)) | |
10958 | trans[i] = XFLOATINT (XCAR (matrix)); | |
10959 | } | |
10960 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
10961 | { | |
10962 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
10963 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
10964 | } | |
10965 | ||
10966 | if (NILP (color_adjust)) | |
10967 | color_adjust = make_number (0xffff / 2); | |
10968 | ||
10969 | if (i == 9 && NUMBERP (color_adjust)) | |
10970 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
10971 | } | |
10972 | ||
6fc2811b | 10973 | |
3cf3436e | 10974 | /* Transform image IMG on frame F so that it looks disabled. */ |
6fc2811b | 10975 | |
3cf3436e JR |
10976 | static void |
10977 | x_disable_image (f, img) | |
10978 | struct frame *f; | |
10979 | struct image *img; | |
10980 | { | |
ac849ba4 | 10981 | struct w32_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
3cf3436e | 10982 | |
ac849ba4 | 10983 | if (dpyinfo->n_planes * dpyinfo->n_cbits >= 2) |
3cf3436e JR |
10984 | { |
10985 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
10986 | drawing such images with a stipple can look very odd, so | |
10987 | we're using this method instead. */ | |
10988 | XColor *colors = x_to_xcolors (f, img, 1); | |
10989 | XColor *p, *end; | |
10990 | const int h = 15000; | |
10991 | const int l = 30000; | |
10992 | ||
10993 | for (p = colors, end = colors + img->width * img->height; | |
10994 | p < end; | |
10995 | ++p) | |
6fc2811b | 10996 | { |
3cf3436e JR |
10997 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); |
10998 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
10999 | p->red = p->green = p->blue = i2; | |
6fc2811b JR |
11000 | } |
11001 | ||
3cf3436e | 11002 | x_from_xcolors (f, img, colors); |
6fc2811b JR |
11003 | } |
11004 | ||
3cf3436e JR |
11005 | /* Draw a cross over the disabled image, if we must or if we |
11006 | should. */ | |
ac849ba4 | 11007 | if (dpyinfo->n_planes * dpyinfo->n_cbits < 2 || cross_disabled_images) |
3cf3436e | 11008 | { |
197edd35 JR |
11009 | HDC hdc, bmpdc; |
11010 | HGDIOBJ prev; | |
11011 | ||
11012 | hdc = get_frame_dc (f); | |
11013 | bmpdc = CreateCompatibleDC (hdc); | |
11014 | release_frame_dc (f, hdc); | |
11015 | ||
11016 | prev = SelectObject (bmpdc, img->pixmap); | |
6fc2811b | 11017 | |
197edd35 JR |
11018 | SetTextColor (bmpdc, BLACK_PIX_DEFAULT (f)); |
11019 | MoveToEx (bmpdc, 0, 0, NULL); | |
11020 | LineTo (bmpdc, img->width - 1, img->height - 1); | |
11021 | MoveToEx (bmpdc, 0, img->height - 1, NULL); | |
11022 | LineTo (bmpdc, img->width - 1, 0); | |
6fc2811b | 11023 | |
3cf3436e JR |
11024 | if (img->mask) |
11025 | { | |
197edd35 JR |
11026 | SelectObject (bmpdc, img->mask); |
11027 | SetTextColor (bmpdc, WHITE_PIX_DEFAULT (f)); | |
11028 | MoveToEx (bmpdc, 0, 0, NULL); | |
11029 | LineTo (bmpdc, img->width - 1, img->height - 1); | |
11030 | MoveToEx (bmpdc, 0, img->height - 1, NULL); | |
11031 | LineTo (bmpdc, img->width - 1, 0); | |
3cf3436e | 11032 | } |
197edd35 JR |
11033 | SelectObject (bmpdc, prev); |
11034 | DeleteDC (bmpdc); | |
3cf3436e | 11035 | } |
6fc2811b JR |
11036 | } |
11037 | ||
11038 | ||
11039 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
11040 | name of an image file, for error messages. HOW determines how to | |
11041 | determine the background color of IMG. If it is a list '(R G B)', | |
11042 | with R, G, and B being integers >= 0, take that as the color of the | |
11043 | background. Otherwise, determine the background color of IMG | |
11044 | heuristically. Value is non-zero if successful. */ | |
11045 | ||
11046 | static int | |
11047 | x_build_heuristic_mask (f, img, how) | |
11048 | struct frame *f; | |
11049 | struct image *img; | |
11050 | Lisp_Object how; | |
11051 | { | |
197edd35 JR |
11052 | HDC img_dc, frame_dc; |
11053 | HGDIOBJ prev; | |
11054 | char *mask_img; | |
a05e2bae JR |
11055 | int x, y, rc, use_img_background; |
11056 | unsigned long bg = 0; | |
197edd35 | 11057 | int row_width; |
a05e2bae JR |
11058 | |
11059 | if (img->mask) | |
11060 | { | |
197edd35 JR |
11061 | DeleteObject (img->mask); |
11062 | img->mask = NULL; | |
a05e2bae JR |
11063 | img->background_transparent_valid = 0; |
11064 | } | |
6fc2811b | 11065 | |
197edd35 JR |
11066 | /* Create the bit array serving as mask. */ |
11067 | row_width = (img->width + 7) / 8; | |
11068 | mask_img = xmalloc (row_width * img->height); | |
11069 | bzero (mask_img, row_width * img->height); | |
6fc2811b | 11070 | |
197edd35 JR |
11071 | /* Create a memory device context for IMG->pixmap. */ |
11072 | frame_dc = get_frame_dc (f); | |
11073 | img_dc = CreateCompatibleDC (frame_dc); | |
11074 | release_frame_dc (f, frame_dc); | |
11075 | prev = SelectObject (img_dc, img->pixmap); | |
6fc2811b | 11076 | |
197edd35 | 11077 | /* Determine the background color of img_dc. If HOW is `(R G B)' |
a05e2bae JR |
11078 | take that as color. Otherwise, use the image's background color. */ |
11079 | use_img_background = 1; | |
7d0393cf | 11080 | |
6fc2811b JR |
11081 | if (CONSP (how)) |
11082 | { | |
a05e2bae | 11083 | int rgb[3], i; |
6fc2811b | 11084 | |
a05e2bae | 11085 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
6fc2811b JR |
11086 | { |
11087 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
11088 | how = XCDR (how); | |
11089 | } | |
11090 | ||
11091 | if (i == 3 && NILP (how)) | |
11092 | { | |
11093 | char color_name[30]; | |
6fc2811b | 11094 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
0040b876 | 11095 | bg = x_alloc_image_color (f, img, build_string (color_name), 0) |
8f92c555 | 11096 | & 0x00ffffff; /* Filter out palette info. */ |
a05e2bae | 11097 | use_img_background = 0; |
6fc2811b JR |
11098 | } |
11099 | } | |
7d0393cf | 11100 | |
a05e2bae | 11101 | if (use_img_background) |
197edd35 | 11102 | bg = four_corners_best (img_dc, img->width, img->height); |
6fc2811b JR |
11103 | |
11104 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
11105 | from the background color bg. */ | |
11106 | for (y = 0; y < img->height; ++y) | |
11107 | for (x = 0; x < img->width; ++x) | |
197edd35 JR |
11108 | { |
11109 | COLORREF p = GetPixel (img_dc, x, y); | |
11110 | if (p != bg) | |
11111 | mask_img[y * row_width + x / 8] |= 1 << (x % 8); | |
11112 | } | |
11113 | ||
11114 | /* Create the mask image. */ | |
11115 | img->mask = w32_create_pixmap_from_bitmap_data (img->width, img->height, | |
11116 | mask_img); | |
6fc2811b | 11117 | |
a05e2bae | 11118 | /* Fill in the background_transparent field while we have the mask handy. */ |
197edd35 JR |
11119 | SelectObject (img_dc, img->mask); |
11120 | ||
11121 | image_background_transparent (img, f, img_dc); | |
a05e2bae | 11122 | |
6fc2811b | 11123 | /* Put mask_img into img->mask. */ |
6fc2811b | 11124 | x_destroy_x_image (mask_img); |
197edd35 JR |
11125 | SelectObject (img_dc, prev); |
11126 | DeleteDC (img_dc); | |
6fc2811b JR |
11127 | |
11128 | return 1; | |
11129 | } | |
217e5be0 | 11130 | |
6fc2811b JR |
11131 | \f |
11132 | /*********************************************************************** | |
11133 | PBM (mono, gray, color) | |
11134 | ***********************************************************************/ | |
6fc2811b JR |
11135 | |
11136 | static int pbm_image_p P_ ((Lisp_Object object)); | |
11137 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
11138 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); | |
11139 | ||
11140 | /* The symbol `pbm' identifying images of this type. */ | |
11141 | ||
11142 | Lisp_Object Qpbm; | |
11143 | ||
11144 | /* Indices of image specification fields in gs_format, below. */ | |
11145 | ||
11146 | enum pbm_keyword_index | |
11147 | { | |
11148 | PBM_TYPE, | |
11149 | PBM_FILE, | |
11150 | PBM_DATA, | |
11151 | PBM_ASCENT, | |
11152 | PBM_MARGIN, | |
11153 | PBM_RELIEF, | |
11154 | PBM_ALGORITHM, | |
11155 | PBM_HEURISTIC_MASK, | |
a05e2bae JR |
11156 | PBM_MASK, |
11157 | PBM_FOREGROUND, | |
11158 | PBM_BACKGROUND, | |
6fc2811b JR |
11159 | PBM_LAST |
11160 | }; | |
11161 | ||
11162 | /* Vector of image_keyword structures describing the format | |
11163 | of valid user-defined image specifications. */ | |
11164 | ||
11165 | static struct image_keyword pbm_format[PBM_LAST] = | |
11166 | { | |
11167 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11168 | {":file", IMAGE_STRING_VALUE, 0}, | |
11169 | {":data", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 11170 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 11171 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11172 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 11173 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
3cf3436e JR |
11174 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11175 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11176 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
11177 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11178 | }; |
11179 | ||
11180 | /* Structure describing the image type `pbm'. */ | |
11181 | ||
11182 | static struct image_type pbm_type = | |
11183 | { | |
11184 | &Qpbm, | |
11185 | pbm_image_p, | |
11186 | pbm_load, | |
11187 | x_clear_image, | |
11188 | NULL | |
11189 | }; | |
11190 | ||
11191 | ||
11192 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
11193 | ||
11194 | static int | |
11195 | pbm_image_p (object) | |
11196 | Lisp_Object object; | |
11197 | { | |
11198 | struct image_keyword fmt[PBM_LAST]; | |
7d0393cf | 11199 | |
6fc2811b | 11200 | bcopy (pbm_format, fmt, sizeof fmt); |
7d0393cf | 11201 | |
8f92c555 | 11202 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
6fc2811b JR |
11203 | return 0; |
11204 | ||
11205 | /* Must specify either :data or :file. */ | |
11206 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
11207 | } | |
11208 | ||
11209 | ||
11210 | /* Scan a decimal number from *S and return it. Advance *S while | |
11211 | reading the number. END is the end of the string. Value is -1 at | |
11212 | end of input. */ | |
11213 | ||
11214 | static int | |
11215 | pbm_scan_number (s, end) | |
11216 | unsigned char **s, *end; | |
11217 | { | |
11218 | int c, val = -1; | |
11219 | ||
11220 | while (*s < end) | |
11221 | { | |
11222 | /* Skip white-space. */ | |
11223 | while (*s < end && (c = *(*s)++, isspace (c))) | |
11224 | ; | |
11225 | ||
11226 | if (c == '#') | |
11227 | { | |
11228 | /* Skip comment to end of line. */ | |
11229 | while (*s < end && (c = *(*s)++, c != '\n')) | |
11230 | ; | |
11231 | } | |
11232 | else if (isdigit (c)) | |
11233 | { | |
11234 | /* Read decimal number. */ | |
11235 | val = c - '0'; | |
11236 | while (*s < end && (c = *(*s)++, isdigit (c))) | |
11237 | val = 10 * val + c - '0'; | |
11238 | break; | |
11239 | } | |
11240 | else | |
11241 | break; | |
11242 | } | |
11243 | ||
11244 | return val; | |
11245 | } | |
11246 | ||
11247 | ||
11248 | /* Read FILE into memory. Value is a pointer to a buffer allocated | |
11249 | with xmalloc holding FILE's contents. Value is null if an error | |
6f826971 | 11250 | occurred. *SIZE is set to the size of the file. */ |
6fc2811b JR |
11251 | |
11252 | static char * | |
11253 | pbm_read_file (file, size) | |
11254 | Lisp_Object file; | |
11255 | int *size; | |
11256 | { | |
11257 | FILE *fp = NULL; | |
11258 | char *buf = NULL; | |
11259 | struct stat st; | |
11260 | ||
d5db4077 KR |
11261 | if (stat (SDATA (file), &st) == 0 |
11262 | && (fp = fopen (SDATA (file), "r")) != NULL | |
6fc2811b JR |
11263 | && (buf = (char *) xmalloc (st.st_size), |
11264 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
11265 | { | |
11266 | *size = st.st_size; | |
11267 | fclose (fp); | |
11268 | } | |
11269 | else | |
11270 | { | |
11271 | if (fp) | |
11272 | fclose (fp); | |
11273 | if (buf) | |
11274 | { | |
11275 | xfree (buf); | |
11276 | buf = NULL; | |
11277 | } | |
11278 | } | |
7d0393cf | 11279 | |
6fc2811b JR |
11280 | return buf; |
11281 | } | |
11282 | ||
11283 | ||
11284 | /* Load PBM image IMG for use on frame F. */ | |
11285 | ||
7d0393cf | 11286 | static int |
6fc2811b JR |
11287 | pbm_load (f, img) |
11288 | struct frame *f; | |
11289 | struct image *img; | |
11290 | { | |
11291 | int raw_p, x, y; | |
11292 | int width, height, max_color_idx = 0; | |
11293 | XImage *ximg; | |
11294 | Lisp_Object file, specified_file; | |
11295 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
11296 | struct gcpro gcpro1; | |
11297 | unsigned char *contents = NULL; | |
11298 | unsigned char *end, *p; | |
11299 | int size; | |
11300 | ||
11301 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11302 | file = Qnil; | |
11303 | GCPRO1 (file); | |
11304 | ||
11305 | if (STRINGP (specified_file)) | |
11306 | { | |
11307 | file = x_find_image_file (specified_file); | |
11308 | if (!STRINGP (file)) | |
11309 | { | |
11310 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11311 | UNGCPRO; | |
11312 | return 0; | |
11313 | } | |
11314 | ||
d5db4077 | 11315 | contents = slurp_file (SDATA (file), &size); |
6fc2811b JR |
11316 | if (contents == NULL) |
11317 | { | |
11318 | image_error ("Error reading `%s'", file, Qnil); | |
11319 | UNGCPRO; | |
11320 | return 0; | |
11321 | } | |
11322 | ||
11323 | p = contents; | |
11324 | end = contents + size; | |
11325 | } | |
11326 | else | |
11327 | { | |
11328 | Lisp_Object data; | |
11329 | data = image_spec_value (img->spec, QCdata, NULL); | |
d5db4077 KR |
11330 | p = SDATA (data); |
11331 | end = p + SBYTES (data); | |
6fc2811b JR |
11332 | } |
11333 | ||
11334 | /* Check magic number. */ | |
11335 | if (end - p < 2 || *p++ != 'P') | |
11336 | { | |
11337 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
11338 | error: | |
11339 | xfree (contents); | |
11340 | UNGCPRO; | |
11341 | return 0; | |
11342 | } | |
11343 | ||
6fc2811b JR |
11344 | switch (*p++) |
11345 | { | |
11346 | case '1': | |
11347 | raw_p = 0, type = PBM_MONO; | |
11348 | break; | |
7d0393cf | 11349 | |
6fc2811b JR |
11350 | case '2': |
11351 | raw_p = 0, type = PBM_GRAY; | |
11352 | break; | |
11353 | ||
11354 | case '3': | |
11355 | raw_p = 0, type = PBM_COLOR; | |
11356 | break; | |
11357 | ||
11358 | case '4': | |
11359 | raw_p = 1, type = PBM_MONO; | |
11360 | break; | |
7d0393cf | 11361 | |
6fc2811b JR |
11362 | case '5': |
11363 | raw_p = 1, type = PBM_GRAY; | |
11364 | break; | |
7d0393cf | 11365 | |
6fc2811b JR |
11366 | case '6': |
11367 | raw_p = 1, type = PBM_COLOR; | |
11368 | break; | |
11369 | ||
11370 | default: | |
11371 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
11372 | goto error; | |
11373 | } | |
11374 | ||
11375 | /* Read width, height, maximum color-component. Characters | |
11376 | starting with `#' up to the end of a line are ignored. */ | |
11377 | width = pbm_scan_number (&p, end); | |
11378 | height = pbm_scan_number (&p, end); | |
11379 | ||
11380 | if (type != PBM_MONO) | |
11381 | { | |
11382 | max_color_idx = pbm_scan_number (&p, end); | |
11383 | if (raw_p && max_color_idx > 255) | |
11384 | max_color_idx = 255; | |
11385 | } | |
7d0393cf | 11386 | |
6fc2811b JR |
11387 | if (width < 0 |
11388 | || height < 0 | |
11389 | || (type != PBM_MONO && max_color_idx < 0)) | |
11390 | goto error; | |
11391 | ||
ac849ba4 | 11392 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
3cf3436e JR |
11393 | goto error; |
11394 | ||
ac849ba4 | 11395 | #if 0 /* TODO: color tables. */ |
6fc2811b JR |
11396 | /* Initialize the color hash table. */ |
11397 | init_color_table (); | |
ac849ba4 | 11398 | #endif |
6fc2811b JR |
11399 | |
11400 | if (type == PBM_MONO) | |
11401 | { | |
11402 | int c = 0, g; | |
3cf3436e JR |
11403 | struct image_keyword fmt[PBM_LAST]; |
11404 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
11405 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
11406 | ||
11407 | /* Parse the image specification. */ | |
11408 | bcopy (pbm_format, fmt, sizeof fmt); | |
11409 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
7d0393cf | 11410 | |
3cf3436e JR |
11411 | /* Get foreground and background colors, maybe allocate colors. */ |
11412 | if (fmt[PBM_FOREGROUND].count | |
11413 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
11414 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); | |
11415 | if (fmt[PBM_BACKGROUND].count | |
11416 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
a05e2bae JR |
11417 | { |
11418 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
11419 | img->background = bg; | |
11420 | img->background_valid = 1; | |
11421 | } | |
11422 | ||
6fc2811b JR |
11423 | for (y = 0; y < height; ++y) |
11424 | for (x = 0; x < width; ++x) | |
11425 | { | |
11426 | if (raw_p) | |
11427 | { | |
11428 | if ((x & 7) == 0) | |
11429 | c = *p++; | |
11430 | g = c & 0x80; | |
11431 | c <<= 1; | |
11432 | } | |
11433 | else | |
11434 | g = pbm_scan_number (&p, end); | |
11435 | ||
3cf3436e | 11436 | XPutPixel (ximg, x, y, g ? fg : bg); |
6fc2811b JR |
11437 | } |
11438 | } | |
11439 | else | |
11440 | { | |
11441 | for (y = 0; y < height; ++y) | |
11442 | for (x = 0; x < width; ++x) | |
11443 | { | |
11444 | int r, g, b; | |
7d0393cf | 11445 | |
6fc2811b JR |
11446 | if (type == PBM_GRAY) |
11447 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); | |
11448 | else if (raw_p) | |
11449 | { | |
11450 | r = *p++; | |
11451 | g = *p++; | |
11452 | b = *p++; | |
11453 | } | |
11454 | else | |
11455 | { | |
11456 | r = pbm_scan_number (&p, end); | |
11457 | g = pbm_scan_number (&p, end); | |
11458 | b = pbm_scan_number (&p, end); | |
11459 | } | |
7d0393cf | 11460 | |
6fc2811b JR |
11461 | if (r < 0 || g < 0 || b < 0) |
11462 | { | |
ac849ba4 | 11463 | x_destroy_x_image (ximg); |
6fc2811b JR |
11464 | image_error ("Invalid pixel value in image `%s'", |
11465 | img->spec, Qnil); | |
11466 | goto error; | |
11467 | } | |
7d0393cf | 11468 | |
6fc2811b | 11469 | /* RGB values are now in the range 0..max_color_idx. |
ac849ba4 JR |
11470 | Scale this to the range 0..0xff supported by W32. */ |
11471 | r = (int) ((double) r * 255 / max_color_idx); | |
11472 | g = (int) ((double) g * 255 / max_color_idx); | |
11473 | b = (int) ((double) b * 255 / max_color_idx); | |
11474 | XPutPixel (ximg, x, y, | |
11475 | #if 0 /* TODO: color tables. */ | |
11476 | lookup_rgb_color (f, r, g, b)); | |
11477 | #else | |
11478 | PALETTERGB (r, g, b)); | |
11479 | #endif | |
6fc2811b JR |
11480 | } |
11481 | } | |
ac849ba4 JR |
11482 | |
11483 | #if 0 /* TODO: color tables. */ | |
6fc2811b JR |
11484 | /* Store in IMG->colors the colors allocated for the image, and |
11485 | free the color table. */ | |
11486 | img->colors = colors_in_color_table (&img->ncolors); | |
11487 | free_color_table (); | |
ac849ba4 | 11488 | #endif |
a05e2bae JR |
11489 | /* Maybe fill in the background field while we have ximg handy. */ |
11490 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
11491 | IMAGE_BACKGROUND (img, f, ximg); | |
7d0393cf | 11492 | |
6fc2811b JR |
11493 | /* Put the image into a pixmap. */ |
11494 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11495 | x_destroy_x_image (ximg); | |
7d0393cf | 11496 | |
6fc2811b JR |
11497 | img->width = width; |
11498 | img->height = height; | |
11499 | ||
11500 | UNGCPRO; | |
11501 | xfree (contents); | |
11502 | return 1; | |
11503 | } | |
6fc2811b JR |
11504 | |
11505 | \f | |
11506 | /*********************************************************************** | |
11507 | PNG | |
11508 | ***********************************************************************/ | |
11509 | ||
11510 | #if HAVE_PNG | |
11511 | ||
11512 | #include <png.h> | |
11513 | ||
11514 | /* Function prototypes. */ | |
11515 | ||
11516 | static int png_image_p P_ ((Lisp_Object object)); | |
11517 | static int png_load P_ ((struct frame *f, struct image *img)); | |
11518 | ||
11519 | /* The symbol `png' identifying images of this type. */ | |
11520 | ||
11521 | Lisp_Object Qpng; | |
11522 | ||
11523 | /* Indices of image specification fields in png_format, below. */ | |
11524 | ||
11525 | enum png_keyword_index | |
11526 | { | |
11527 | PNG_TYPE, | |
11528 | PNG_DATA, | |
11529 | PNG_FILE, | |
11530 | PNG_ASCENT, | |
11531 | PNG_MARGIN, | |
11532 | PNG_RELIEF, | |
11533 | PNG_ALGORITHM, | |
11534 | PNG_HEURISTIC_MASK, | |
a05e2bae JR |
11535 | PNG_MASK, |
11536 | PNG_BACKGROUND, | |
6fc2811b JR |
11537 | PNG_LAST |
11538 | }; | |
11539 | ||
11540 | /* Vector of image_keyword structures describing the format | |
11541 | of valid user-defined image specifications. */ | |
11542 | ||
11543 | static struct image_keyword png_format[PNG_LAST] = | |
11544 | { | |
11545 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11546 | {":data", IMAGE_STRING_VALUE, 0}, | |
11547 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 11548 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 11549 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11550 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 11551 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
11552 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11553 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11554 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11555 | }; |
11556 | ||
11557 | /* Structure describing the image type `png'. */ | |
11558 | ||
11559 | static struct image_type png_type = | |
11560 | { | |
11561 | &Qpng, | |
11562 | png_image_p, | |
11563 | png_load, | |
11564 | x_clear_image, | |
11565 | NULL | |
11566 | }; | |
11567 | ||
11568 | ||
11569 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
11570 | ||
11571 | static int | |
11572 | png_image_p (object) | |
11573 | Lisp_Object object; | |
11574 | { | |
11575 | struct image_keyword fmt[PNG_LAST]; | |
11576 | bcopy (png_format, fmt, sizeof fmt); | |
7d0393cf | 11577 | |
8f92c555 | 11578 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
6fc2811b JR |
11579 | return 0; |
11580 | ||
11581 | /* Must specify either the :data or :file keyword. */ | |
11582 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
11583 | } | |
11584 | ||
11585 | ||
11586 | /* Error and warning handlers installed when the PNG library | |
11587 | is initialized. */ | |
11588 | ||
11589 | static void | |
11590 | my_png_error (png_ptr, msg) | |
11591 | png_struct *png_ptr; | |
11592 | char *msg; | |
11593 | { | |
11594 | xassert (png_ptr != NULL); | |
11595 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
11596 | longjmp (png_ptr->jmpbuf, 1); | |
11597 | } | |
11598 | ||
11599 | ||
11600 | static void | |
11601 | my_png_warning (png_ptr, msg) | |
11602 | png_struct *png_ptr; | |
11603 | char *msg; | |
11604 | { | |
11605 | xassert (png_ptr != NULL); | |
11606 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
11607 | } | |
11608 | ||
6fc2811b JR |
11609 | /* Memory source for PNG decoding. */ |
11610 | ||
11611 | struct png_memory_storage | |
11612 | { | |
11613 | unsigned char *bytes; /* The data */ | |
11614 | size_t len; /* How big is it? */ | |
11615 | int index; /* Where are we? */ | |
11616 | }; | |
11617 | ||
11618 | ||
11619 | /* Function set as reader function when reading PNG image from memory. | |
11620 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
11621 | bytes from the input to DATA. */ | |
11622 | ||
11623 | static void | |
11624 | png_read_from_memory (png_ptr, data, length) | |
11625 | png_structp png_ptr; | |
11626 | png_bytep data; | |
11627 | png_size_t length; | |
11628 | { | |
11629 | struct png_memory_storage *tbr | |
11630 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
11631 | ||
11632 | if (length > tbr->len - tbr->index) | |
11633 | png_error (png_ptr, "Read error"); | |
7d0393cf | 11634 | |
6fc2811b JR |
11635 | bcopy (tbr->bytes + tbr->index, data, length); |
11636 | tbr->index = tbr->index + length; | |
11637 | } | |
11638 | ||
6fc2811b JR |
11639 | /* Load PNG image IMG for use on frame F. Value is non-zero if |
11640 | successful. */ | |
11641 | ||
11642 | static int | |
11643 | png_load (f, img) | |
11644 | struct frame *f; | |
11645 | struct image *img; | |
11646 | { | |
11647 | Lisp_Object file, specified_file; | |
11648 | Lisp_Object specified_data; | |
11649 | int x, y, i; | |
11650 | XImage *ximg, *mask_img = NULL; | |
11651 | struct gcpro gcpro1; | |
11652 | png_struct *png_ptr = NULL; | |
11653 | png_info *info_ptr = NULL, *end_info = NULL; | |
a05e2bae | 11654 | FILE *volatile fp = NULL; |
6fc2811b | 11655 | png_byte sig[8]; |
a05e2bae JR |
11656 | png_byte *volatile pixels = NULL; |
11657 | png_byte **volatile rows = NULL; | |
6fc2811b JR |
11658 | png_uint_32 width, height; |
11659 | int bit_depth, color_type, interlace_type; | |
11660 | png_byte channels; | |
11661 | png_uint_32 row_bytes; | |
11662 | int transparent_p; | |
11663 | char *gamma_str; | |
11664 | double screen_gamma, image_gamma; | |
11665 | int intent; | |
11666 | struct png_memory_storage tbr; /* Data to be read */ | |
11667 | ||
11668 | /* Find out what file to load. */ | |
11669 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11670 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11671 | file = Qnil; | |
11672 | GCPRO1 (file); | |
11673 | ||
11674 | if (NILP (specified_data)) | |
11675 | { | |
11676 | file = x_find_image_file (specified_file); | |
11677 | if (!STRINGP (file)) | |
11678 | { | |
11679 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11680 | UNGCPRO; | |
11681 | return 0; | |
11682 | } | |
11683 | ||
11684 | /* Open the image file. */ | |
d5db4077 | 11685 | fp = fopen (SDATA (file), "rb"); |
6fc2811b JR |
11686 | if (!fp) |
11687 | { | |
11688 | image_error ("Cannot open image file `%s'", file, Qnil); | |
11689 | UNGCPRO; | |
11690 | fclose (fp); | |
11691 | return 0; | |
11692 | } | |
11693 | ||
11694 | /* Check PNG signature. */ | |
11695 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
11696 | || !png_check_sig (sig, sizeof sig)) | |
11697 | { | |
11698 | image_error ("Not a PNG file:` %s'", file, Qnil); | |
11699 | UNGCPRO; | |
11700 | fclose (fp); | |
11701 | return 0; | |
11702 | } | |
11703 | } | |
11704 | else | |
11705 | { | |
11706 | /* Read from memory. */ | |
d5db4077 KR |
11707 | tbr.bytes = SDATA (specified_data); |
11708 | tbr.len = SBYTES (specified_data); | |
6fc2811b JR |
11709 | tbr.index = 0; |
11710 | ||
11711 | /* Check PNG signature. */ | |
11712 | if (tbr.len < sizeof sig | |
11713 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
11714 | { | |
11715 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); | |
11716 | UNGCPRO; | |
11717 | return 0; | |
11718 | } | |
11719 | ||
11720 | /* Need to skip past the signature. */ | |
11721 | tbr.bytes += sizeof (sig); | |
11722 | } | |
11723 | ||
6fc2811b JR |
11724 | /* Initialize read and info structs for PNG lib. */ |
11725 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
11726 | my_png_error, my_png_warning); | |
11727 | if (!png_ptr) | |
11728 | { | |
11729 | if (fp) fclose (fp); | |
11730 | UNGCPRO; | |
11731 | return 0; | |
11732 | } | |
11733 | ||
11734 | info_ptr = png_create_info_struct (png_ptr); | |
11735 | if (!info_ptr) | |
11736 | { | |
11737 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
11738 | if (fp) fclose (fp); | |
11739 | UNGCPRO; | |
11740 | return 0; | |
11741 | } | |
11742 | ||
11743 | end_info = png_create_info_struct (png_ptr); | |
11744 | if (!end_info) | |
11745 | { | |
11746 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
11747 | if (fp) fclose (fp); | |
11748 | UNGCPRO; | |
11749 | return 0; | |
11750 | } | |
11751 | ||
11752 | /* Set error jump-back. We come back here when the PNG library | |
11753 | detects an error. */ | |
11754 | if (setjmp (png_ptr->jmpbuf)) | |
11755 | { | |
11756 | error: | |
11757 | if (png_ptr) | |
11758 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
11759 | xfree (pixels); | |
11760 | xfree (rows); | |
11761 | if (fp) fclose (fp); | |
11762 | UNGCPRO; | |
11763 | return 0; | |
11764 | } | |
11765 | ||
11766 | /* Read image info. */ | |
11767 | if (!NILP (specified_data)) | |
11768 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); | |
11769 | else | |
11770 | png_init_io (png_ptr, fp); | |
11771 | ||
11772 | png_set_sig_bytes (png_ptr, sizeof sig); | |
11773 | png_read_info (png_ptr, info_ptr); | |
11774 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
11775 | &interlace_type, NULL, NULL); | |
11776 | ||
7d0393cf | 11777 | /* If image contains simply transparency data, we prefer to |
6fc2811b JR |
11778 | construct a clipping mask. */ |
11779 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
11780 | transparent_p = 1; | |
11781 | else | |
11782 | transparent_p = 0; | |
11783 | ||
7d0393cf | 11784 | /* This function is easier to write if we only have to handle |
6fc2811b JR |
11785 | one data format: RGB or RGBA with 8 bits per channel. Let's |
11786 | transform other formats into that format. */ | |
11787 | ||
11788 | /* Strip more than 8 bits per channel. */ | |
11789 | if (bit_depth == 16) | |
11790 | png_set_strip_16 (png_ptr); | |
11791 | ||
11792 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
11793 | if available. */ | |
11794 | png_set_expand (png_ptr); | |
11795 | ||
11796 | /* Convert grayscale images to RGB. */ | |
7d0393cf | 11797 | if (color_type == PNG_COLOR_TYPE_GRAY |
6fc2811b JR |
11798 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) |
11799 | png_set_gray_to_rgb (png_ptr); | |
11800 | ||
11801 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
11802 | gamma_str = getenv ("SCREEN_GAMMA"); | |
11803 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
11804 | ||
11805 | /* Tell the PNG lib to handle gamma correction for us. */ | |
11806 | ||
11807 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) | |
11808 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) | |
11809 | /* There is a special chunk in the image specifying the gamma. */ | |
11810 | png_set_sRGB (png_ptr, info_ptr, intent); | |
11811 | else | |
11812 | #endif | |
11813 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
11814 | /* Image contains gamma information. */ | |
11815 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
11816 | else | |
11817 | /* Use a default of 0.5 for the image gamma. */ | |
11818 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
11819 | ||
11820 | /* Handle alpha channel by combining the image with a background | |
11821 | color. Do this only if a real alpha channel is supplied. For | |
11822 | simple transparency, we prefer a clipping mask. */ | |
11823 | if (!transparent_p) | |
11824 | { | |
11825 | png_color_16 *image_background; | |
a05e2bae JR |
11826 | Lisp_Object specified_bg |
11827 | = image_spec_value (img->spec, QCbackground, NULL); | |
11828 | ||
11829 | ||
11830 | if (STRINGP (specified_bg)) | |
11831 | /* The user specified `:background', use that. */ | |
11832 | { | |
11833 | COLORREF color; | |
d5db4077 | 11834 | if (w32_defined_color (f, SDATA (specified_bg), &color, 0)) |
a05e2bae JR |
11835 | { |
11836 | png_color_16 user_bg; | |
11837 | ||
11838 | bzero (&user_bg, sizeof user_bg); | |
11839 | user_bg.red = color.red; | |
11840 | user_bg.green = color.green; | |
11841 | user_bg.blue = color.blue; | |
6fc2811b | 11842 | |
a05e2bae JR |
11843 | png_set_background (png_ptr, &user_bg, |
11844 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
11845 | } | |
11846 | } | |
11847 | else if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
7d0393cf | 11848 | /* Image contains a background color with which to |
6fc2811b JR |
11849 | combine the image. */ |
11850 | png_set_background (png_ptr, image_background, | |
11851 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
11852 | else | |
11853 | { | |
11854 | /* Image does not contain a background color with which | |
7d0393cf | 11855 | to combine the image data via an alpha channel. Use |
6fc2811b JR |
11856 | the frame's background instead. */ |
11857 | XColor color; | |
11858 | Colormap cmap; | |
11859 | png_color_16 frame_background; | |
11860 | ||
a05e2bae | 11861 | cmap = FRAME_X_COLORMAP (f); |
6fc2811b | 11862 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a05e2bae | 11863 | x_query_color (f, &color); |
6fc2811b JR |
11864 | |
11865 | bzero (&frame_background, sizeof frame_background); | |
11866 | frame_background.red = color.red; | |
11867 | frame_background.green = color.green; | |
11868 | frame_background.blue = color.blue; | |
11869 | ||
11870 | png_set_background (png_ptr, &frame_background, | |
11871 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
11872 | } | |
11873 | } | |
11874 | ||
11875 | /* Update info structure. */ | |
11876 | png_read_update_info (png_ptr, info_ptr); | |
11877 | ||
11878 | /* Get number of channels. Valid values are 1 for grayscale images | |
11879 | and images with a palette, 2 for grayscale images with transparency | |
11880 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
11881 | images with alpha channel, i.e. RGBA. If conversions above were | |
11882 | sufficient we should only have 3 or 4 channels here. */ | |
11883 | channels = png_get_channels (png_ptr, info_ptr); | |
11884 | xassert (channels == 3 || channels == 4); | |
11885 | ||
11886 | /* Number of bytes needed for one row of the image. */ | |
11887 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
11888 | ||
11889 | /* Allocate memory for the image. */ | |
11890 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
11891 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
11892 | for (i = 0; i < height; ++i) | |
11893 | rows[i] = pixels + i * row_bytes; | |
11894 | ||
11895 | /* Read the entire image. */ | |
11896 | png_read_image (png_ptr, rows); | |
11897 | png_read_end (png_ptr, info_ptr); | |
11898 | if (fp) | |
11899 | { | |
11900 | fclose (fp); | |
11901 | fp = NULL; | |
11902 | } | |
11903 | ||
6fc2811b JR |
11904 | /* Create the X image and pixmap. */ |
11905 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
11906 | &img->pixmap)) | |
a05e2bae | 11907 | goto error; |
7d0393cf | 11908 | |
6fc2811b JR |
11909 | /* Create an image and pixmap serving as mask if the PNG image |
11910 | contains an alpha channel. */ | |
11911 | if (channels == 4 | |
11912 | && !transparent_p | |
11913 | && !x_create_x_image_and_pixmap (f, width, height, 1, | |
11914 | &mask_img, &img->mask)) | |
11915 | { | |
11916 | x_destroy_x_image (ximg); | |
11917 | XFreePixmap (FRAME_W32_DISPLAY (f), img->pixmap); | |
11918 | img->pixmap = 0; | |
6fc2811b JR |
11919 | goto error; |
11920 | } | |
11921 | ||
11922 | /* Fill the X image and mask from PNG data. */ | |
11923 | init_color_table (); | |
11924 | ||
11925 | for (y = 0; y < height; ++y) | |
11926 | { | |
11927 | png_byte *p = rows[y]; | |
11928 | ||
11929 | for (x = 0; x < width; ++x) | |
11930 | { | |
11931 | unsigned r, g, b; | |
11932 | ||
11933 | r = *p++ << 8; | |
11934 | g = *p++ << 8; | |
11935 | b = *p++ << 8; | |
11936 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
11937 | ||
11938 | /* An alpha channel, aka mask channel, associates variable | |
7d0393cf JB |
11939 | transparency with an image. Where other image formats |
11940 | support binary transparency---fully transparent or fully | |
6fc2811b JR |
11941 | opaque---PNG allows up to 254 levels of partial transparency. |
11942 | The PNG library implements partial transparency by combining | |
11943 | the image with a specified background color. | |
11944 | ||
11945 | I'm not sure how to handle this here nicely: because the | |
11946 | background on which the image is displayed may change, for | |
7d0393cf JB |
11947 | real alpha channel support, it would be necessary to create |
11948 | a new image for each possible background. | |
6fc2811b JR |
11949 | |
11950 | What I'm doing now is that a mask is created if we have | |
11951 | boolean transparency information. Otherwise I'm using | |
11952 | the frame's background color to combine the image with. */ | |
11953 | ||
11954 | if (channels == 4) | |
11955 | { | |
11956 | if (mask_img) | |
11957 | XPutPixel (mask_img, x, y, *p > 0); | |
11958 | ++p; | |
11959 | } | |
11960 | } | |
11961 | } | |
11962 | ||
a05e2bae JR |
11963 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
11964 | /* Set IMG's background color from the PNG image, unless the user | |
11965 | overrode it. */ | |
11966 | { | |
11967 | png_color_16 *bg; | |
11968 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
11969 | { | |
11970 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); | |
11971 | img->background_valid = 1; | |
11972 | } | |
11973 | } | |
11974 | ||
6fc2811b JR |
11975 | /* Remember colors allocated for this image. */ |
11976 | img->colors = colors_in_color_table (&img->ncolors); | |
11977 | free_color_table (); | |
11978 | ||
11979 | /* Clean up. */ | |
11980 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
11981 | xfree (rows); | |
11982 | xfree (pixels); | |
11983 | ||
11984 | img->width = width; | |
11985 | img->height = height; | |
11986 | ||
a05e2bae JR |
11987 | /* Maybe fill in the background field while we have ximg handy. */ |
11988 | IMAGE_BACKGROUND (img, f, ximg); | |
11989 | ||
6fc2811b JR |
11990 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
11991 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11992 | x_destroy_x_image (ximg); | |
11993 | ||
11994 | /* Same for the mask. */ | |
11995 | if (mask_img) | |
11996 | { | |
a05e2bae JR |
11997 | /* Fill in the background_transparent field while we have the mask |
11998 | handy. */ | |
11999 | image_background_transparent (img, f, mask_img); | |
12000 | ||
6fc2811b JR |
12001 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
12002 | x_destroy_x_image (mask_img); | |
12003 | } | |
12004 | ||
6fc2811b JR |
12005 | UNGCPRO; |
12006 | return 1; | |
12007 | } | |
12008 | ||
12009 | #endif /* HAVE_PNG != 0 */ | |
12010 | ||
12011 | ||
12012 | \f | |
12013 | /*********************************************************************** | |
12014 | JPEG | |
12015 | ***********************************************************************/ | |
12016 | ||
12017 | #if HAVE_JPEG | |
12018 | ||
12019 | /* Work around a warning about HAVE_STDLIB_H being redefined in | |
12020 | jconfig.h. */ | |
12021 | #ifdef HAVE_STDLIB_H | |
12022 | #define HAVE_STDLIB_H_1 | |
12023 | #undef HAVE_STDLIB_H | |
12024 | #endif /* HAVE_STLIB_H */ | |
12025 | ||
12026 | #include <jpeglib.h> | |
12027 | #include <jerror.h> | |
12028 | #include <setjmp.h> | |
12029 | ||
12030 | #ifdef HAVE_STLIB_H_1 | |
12031 | #define HAVE_STDLIB_H 1 | |
12032 | #endif | |
12033 | ||
12034 | static int jpeg_image_p P_ ((Lisp_Object object)); | |
12035 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
12036 | ||
12037 | /* The symbol `jpeg' identifying images of this type. */ | |
12038 | ||
12039 | Lisp_Object Qjpeg; | |
12040 | ||
12041 | /* Indices of image specification fields in gs_format, below. */ | |
12042 | ||
12043 | enum jpeg_keyword_index | |
12044 | { | |
12045 | JPEG_TYPE, | |
12046 | JPEG_DATA, | |
12047 | JPEG_FILE, | |
12048 | JPEG_ASCENT, | |
12049 | JPEG_MARGIN, | |
12050 | JPEG_RELIEF, | |
12051 | JPEG_ALGORITHM, | |
12052 | JPEG_HEURISTIC_MASK, | |
a05e2bae JR |
12053 | JPEG_MASK, |
12054 | JPEG_BACKGROUND, | |
6fc2811b JR |
12055 | JPEG_LAST |
12056 | }; | |
12057 | ||
12058 | /* Vector of image_keyword structures describing the format | |
12059 | of valid user-defined image specifications. */ | |
12060 | ||
12061 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
12062 | { | |
12063 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12064 | {":data", IMAGE_STRING_VALUE, 0}, | |
12065 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 12066 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 12067 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12068 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
12069 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12070 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12071 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12072 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12073 | }; |
12074 | ||
12075 | /* Structure describing the image type `jpeg'. */ | |
12076 | ||
12077 | static struct image_type jpeg_type = | |
12078 | { | |
12079 | &Qjpeg, | |
12080 | jpeg_image_p, | |
12081 | jpeg_load, | |
12082 | x_clear_image, | |
12083 | NULL | |
12084 | }; | |
12085 | ||
12086 | ||
12087 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
12088 | ||
12089 | static int | |
12090 | jpeg_image_p (object) | |
12091 | Lisp_Object object; | |
12092 | { | |
12093 | struct image_keyword fmt[JPEG_LAST]; | |
7d0393cf | 12094 | |
6fc2811b | 12095 | bcopy (jpeg_format, fmt, sizeof fmt); |
7d0393cf | 12096 | |
8f92c555 | 12097 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
6fc2811b JR |
12098 | return 0; |
12099 | ||
12100 | /* Must specify either the :data or :file keyword. */ | |
12101 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
12102 | } | |
12103 | ||
12104 | ||
12105 | struct my_jpeg_error_mgr | |
12106 | { | |
12107 | struct jpeg_error_mgr pub; | |
12108 | jmp_buf setjmp_buffer; | |
12109 | }; | |
12110 | ||
12111 | static void | |
12112 | my_error_exit (cinfo) | |
12113 | j_common_ptr cinfo; | |
12114 | { | |
12115 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
12116 | longjmp (mgr->setjmp_buffer, 1); | |
12117 | } | |
12118 | ||
6fc2811b JR |
12119 | /* Init source method for JPEG data source manager. Called by |
12120 | jpeg_read_header() before any data is actually read. See | |
12121 | libjpeg.doc from the JPEG lib distribution. */ | |
12122 | ||
12123 | static void | |
12124 | our_init_source (cinfo) | |
12125 | j_decompress_ptr cinfo; | |
12126 | { | |
12127 | } | |
12128 | ||
12129 | ||
12130 | /* Fill input buffer method for JPEG data source manager. Called | |
12131 | whenever more data is needed. We read the whole image in one step, | |
12132 | so this only adds a fake end of input marker at the end. */ | |
12133 | ||
12134 | static boolean | |
12135 | our_fill_input_buffer (cinfo) | |
12136 | j_decompress_ptr cinfo; | |
12137 | { | |
12138 | /* Insert a fake EOI marker. */ | |
12139 | struct jpeg_source_mgr *src = cinfo->src; | |
12140 | static JOCTET buffer[2]; | |
12141 | ||
12142 | buffer[0] = (JOCTET) 0xFF; | |
12143 | buffer[1] = (JOCTET) JPEG_EOI; | |
12144 | ||
12145 | src->next_input_byte = buffer; | |
12146 | src->bytes_in_buffer = 2; | |
12147 | return TRUE; | |
12148 | } | |
12149 | ||
12150 | ||
12151 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
12152 | is the JPEG data source manager. */ | |
12153 | ||
12154 | static void | |
12155 | our_skip_input_data (cinfo, num_bytes) | |
12156 | j_decompress_ptr cinfo; | |
12157 | long num_bytes; | |
12158 | { | |
12159 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
12160 | ||
12161 | if (src) | |
12162 | { | |
12163 | if (num_bytes > src->bytes_in_buffer) | |
12164 | ERREXIT (cinfo, JERR_INPUT_EOF); | |
7d0393cf | 12165 | |
6fc2811b JR |
12166 | src->bytes_in_buffer -= num_bytes; |
12167 | src->next_input_byte += num_bytes; | |
12168 | } | |
12169 | } | |
12170 | ||
12171 | ||
12172 | /* Method to terminate data source. Called by | |
12173 | jpeg_finish_decompress() after all data has been processed. */ | |
12174 | ||
12175 | static void | |
12176 | our_term_source (cinfo) | |
12177 | j_decompress_ptr cinfo; | |
12178 | { | |
12179 | } | |
12180 | ||
12181 | ||
12182 | /* Set up the JPEG lib for reading an image from DATA which contains | |
12183 | LEN bytes. CINFO is the decompression info structure created for | |
12184 | reading the image. */ | |
12185 | ||
12186 | static void | |
12187 | jpeg_memory_src (cinfo, data, len) | |
12188 | j_decompress_ptr cinfo; | |
12189 | JOCTET *data; | |
12190 | unsigned int len; | |
12191 | { | |
12192 | struct jpeg_source_mgr *src; | |
12193 | ||
12194 | if (cinfo->src == NULL) | |
12195 | { | |
12196 | /* First time for this JPEG object? */ | |
12197 | cinfo->src = (struct jpeg_source_mgr *) | |
12198 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
12199 | sizeof (struct jpeg_source_mgr)); | |
12200 | src = (struct jpeg_source_mgr *) cinfo->src; | |
12201 | src->next_input_byte = data; | |
12202 | } | |
7d0393cf | 12203 | |
6fc2811b JR |
12204 | src = (struct jpeg_source_mgr *) cinfo->src; |
12205 | src->init_source = our_init_source; | |
12206 | src->fill_input_buffer = our_fill_input_buffer; | |
12207 | src->skip_input_data = our_skip_input_data; | |
12208 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
12209 | src->term_source = our_term_source; | |
12210 | src->bytes_in_buffer = len; | |
12211 | src->next_input_byte = data; | |
12212 | } | |
12213 | ||
12214 | ||
12215 | /* Load image IMG for use on frame F. Patterned after example.c | |
12216 | from the JPEG lib. */ | |
12217 | ||
7d0393cf | 12218 | static int |
6fc2811b JR |
12219 | jpeg_load (f, img) |
12220 | struct frame *f; | |
12221 | struct image *img; | |
12222 | { | |
12223 | struct jpeg_decompress_struct cinfo; | |
12224 | struct my_jpeg_error_mgr mgr; | |
12225 | Lisp_Object file, specified_file; | |
12226 | Lisp_Object specified_data; | |
a05e2bae | 12227 | FILE * volatile fp = NULL; |
6fc2811b JR |
12228 | JSAMPARRAY buffer; |
12229 | int row_stride, x, y; | |
12230 | XImage *ximg = NULL; | |
12231 | int rc; | |
12232 | unsigned long *colors; | |
12233 | int width, height; | |
12234 | struct gcpro gcpro1; | |
12235 | ||
12236 | /* Open the JPEG file. */ | |
12237 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12238 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12239 | file = Qnil; | |
12240 | GCPRO1 (file); | |
12241 | ||
6fc2811b JR |
12242 | if (NILP (specified_data)) |
12243 | { | |
12244 | file = x_find_image_file (specified_file); | |
12245 | if (!STRINGP (file)) | |
12246 | { | |
12247 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
12248 | UNGCPRO; | |
12249 | return 0; | |
12250 | } | |
7d0393cf | 12251 | |
d5db4077 | 12252 | fp = fopen (SDATA (file), "r"); |
6fc2811b JR |
12253 | if (fp == NULL) |
12254 | { | |
12255 | image_error ("Cannot open `%s'", file, Qnil); | |
12256 | UNGCPRO; | |
12257 | return 0; | |
12258 | } | |
12259 | } | |
7d0393cf | 12260 | |
6fc2811b JR |
12261 | /* Customize libjpeg's error handling to call my_error_exit when an |
12262 | error is detected. This function will perform a longjmp. */ | |
6fc2811b | 12263 | cinfo.err = jpeg_std_error (&mgr.pub); |
a05e2bae | 12264 | mgr.pub.error_exit = my_error_exit; |
7d0393cf | 12265 | |
6fc2811b JR |
12266 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) |
12267 | { | |
12268 | if (rc == 1) | |
12269 | { | |
12270 | /* Called from my_error_exit. Display a JPEG error. */ | |
12271 | char buffer[JMSG_LENGTH_MAX]; | |
12272 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
12273 | image_error ("Error reading JPEG image `%s': %s", img->spec, | |
12274 | build_string (buffer)); | |
12275 | } | |
7d0393cf | 12276 | |
6fc2811b JR |
12277 | /* Close the input file and destroy the JPEG object. */ |
12278 | if (fp) | |
12279 | fclose (fp); | |
12280 | jpeg_destroy_decompress (&cinfo); | |
7d0393cf | 12281 | |
6fc2811b JR |
12282 | /* If we already have an XImage, free that. */ |
12283 | x_destroy_x_image (ximg); | |
12284 | ||
12285 | /* Free pixmap and colors. */ | |
12286 | x_clear_image (f, img); | |
7d0393cf | 12287 | |
6fc2811b JR |
12288 | UNGCPRO; |
12289 | return 0; | |
12290 | } | |
12291 | ||
12292 | /* Create the JPEG decompression object. Let it read from fp. | |
12293 | Read the JPEG image header. */ | |
12294 | jpeg_create_decompress (&cinfo); | |
12295 | ||
12296 | if (NILP (specified_data)) | |
12297 | jpeg_stdio_src (&cinfo, fp); | |
12298 | else | |
d5db4077 KR |
12299 | jpeg_memory_src (&cinfo, SDATA (specified_data), |
12300 | SBYTES (specified_data)); | |
6fc2811b JR |
12301 | |
12302 | jpeg_read_header (&cinfo, TRUE); | |
12303 | ||
12304 | /* Customize decompression so that color quantization will be used. | |
12305 | Start decompression. */ | |
12306 | cinfo.quantize_colors = TRUE; | |
12307 | jpeg_start_decompress (&cinfo); | |
12308 | width = img->width = cinfo.output_width; | |
12309 | height = img->height = cinfo.output_height; | |
12310 | ||
6fc2811b JR |
12311 | /* Create X image and pixmap. */ |
12312 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
12313 | &img->pixmap)) | |
a05e2bae | 12314 | longjmp (mgr.setjmp_buffer, 2); |
6fc2811b JR |
12315 | |
12316 | /* Allocate colors. When color quantization is used, | |
12317 | cinfo.actual_number_of_colors has been set with the number of | |
12318 | colors generated, and cinfo.colormap is a two-dimensional array | |
12319 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
12320 | No more than 255 colors will be generated. */ | |
12321 | { | |
12322 | int i, ir, ig, ib; | |
12323 | ||
12324 | if (cinfo.out_color_components > 2) | |
12325 | ir = 0, ig = 1, ib = 2; | |
12326 | else if (cinfo.out_color_components > 1) | |
12327 | ir = 0, ig = 1, ib = 0; | |
12328 | else | |
12329 | ir = 0, ig = 0, ib = 0; | |
12330 | ||
12331 | /* Use the color table mechanism because it handles colors that | |
12332 | cannot be allocated nicely. Such colors will be replaced with | |
12333 | a default color, and we don't have to care about which colors | |
12334 | can be freed safely, and which can't. */ | |
12335 | init_color_table (); | |
12336 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
12337 | * sizeof *colors); | |
7d0393cf | 12338 | |
6fc2811b JR |
12339 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
12340 | { | |
12341 | /* Multiply RGB values with 255 because X expects RGB values | |
12342 | in the range 0..0xffff. */ | |
12343 | int r = cinfo.colormap[ir][i] << 8; | |
12344 | int g = cinfo.colormap[ig][i] << 8; | |
12345 | int b = cinfo.colormap[ib][i] << 8; | |
12346 | colors[i] = lookup_rgb_color (f, r, g, b); | |
12347 | } | |
12348 | ||
12349 | /* Remember those colors actually allocated. */ | |
12350 | img->colors = colors_in_color_table (&img->ncolors); | |
12351 | free_color_table (); | |
12352 | } | |
12353 | ||
12354 | /* Read pixels. */ | |
12355 | row_stride = width * cinfo.output_components; | |
12356 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
12357 | row_stride, 1); | |
12358 | for (y = 0; y < height; ++y) | |
12359 | { | |
12360 | jpeg_read_scanlines (&cinfo, buffer, 1); | |
12361 | for (x = 0; x < cinfo.output_width; ++x) | |
12362 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
12363 | } | |
12364 | ||
12365 | /* Clean up. */ | |
12366 | jpeg_finish_decompress (&cinfo); | |
12367 | jpeg_destroy_decompress (&cinfo); | |
12368 | if (fp) | |
12369 | fclose (fp); | |
7d0393cf | 12370 | |
a05e2bae JR |
12371 | /* Maybe fill in the background field while we have ximg handy. */ |
12372 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12373 | IMAGE_BACKGROUND (img, f, ximg); | |
7d0393cf | 12374 | |
6fc2811b JR |
12375 | /* Put the image into the pixmap. */ |
12376 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12377 | x_destroy_x_image (ximg); | |
12378 | UNBLOCK_INPUT; | |
12379 | UNGCPRO; | |
12380 | return 1; | |
12381 | } | |
12382 | ||
12383 | #endif /* HAVE_JPEG */ | |
12384 | ||
12385 | ||
12386 | \f | |
12387 | /*********************************************************************** | |
12388 | TIFF | |
12389 | ***********************************************************************/ | |
12390 | ||
12391 | #if HAVE_TIFF | |
12392 | ||
12393 | #include <tiffio.h> | |
12394 | ||
12395 | static int tiff_image_p P_ ((Lisp_Object object)); | |
12396 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
12397 | ||
12398 | /* The symbol `tiff' identifying images of this type. */ | |
12399 | ||
12400 | Lisp_Object Qtiff; | |
12401 | ||
12402 | /* Indices of image specification fields in tiff_format, below. */ | |
12403 | ||
12404 | enum tiff_keyword_index | |
12405 | { | |
12406 | TIFF_TYPE, | |
12407 | TIFF_DATA, | |
12408 | TIFF_FILE, | |
12409 | TIFF_ASCENT, | |
12410 | TIFF_MARGIN, | |
12411 | TIFF_RELIEF, | |
12412 | TIFF_ALGORITHM, | |
12413 | TIFF_HEURISTIC_MASK, | |
a05e2bae JR |
12414 | TIFF_MASK, |
12415 | TIFF_BACKGROUND, | |
6fc2811b JR |
12416 | TIFF_LAST |
12417 | }; | |
12418 | ||
12419 | /* Vector of image_keyword structures describing the format | |
12420 | of valid user-defined image specifications. */ | |
12421 | ||
12422 | static struct image_keyword tiff_format[TIFF_LAST] = | |
12423 | { | |
12424 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12425 | {":data", IMAGE_STRING_VALUE, 0}, | |
12426 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 12427 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 12428 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12429 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
12430 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12431 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12432 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12433 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12434 | }; |
12435 | ||
12436 | /* Structure describing the image type `tiff'. */ | |
12437 | ||
12438 | static struct image_type tiff_type = | |
12439 | { | |
12440 | &Qtiff, | |
12441 | tiff_image_p, | |
12442 | tiff_load, | |
12443 | x_clear_image, | |
12444 | NULL | |
12445 | }; | |
12446 | ||
12447 | ||
12448 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
12449 | ||
12450 | static int | |
12451 | tiff_image_p (object) | |
12452 | Lisp_Object object; | |
12453 | { | |
12454 | struct image_keyword fmt[TIFF_LAST]; | |
12455 | bcopy (tiff_format, fmt, sizeof fmt); | |
7d0393cf | 12456 | |
8f92c555 | 12457 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
6fc2811b | 12458 | return 0; |
7d0393cf | 12459 | |
6fc2811b JR |
12460 | /* Must specify either the :data or :file keyword. */ |
12461 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
12462 | } | |
12463 | ||
12464 | ||
12465 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
12466 | memory source, but we have to provide a lot of extra functions. | |
12467 | Blah. | |
12468 | ||
12469 | We really only need to implement read and seek, but I am not | |
12470 | convinced that the TIFF library is smart enough not to destroy | |
12471 | itself if we only hand it the function pointers we need to | |
12472 | override. */ | |
12473 | ||
12474 | typedef struct | |
12475 | { | |
12476 | unsigned char *bytes; | |
12477 | size_t len; | |
12478 | int index; | |
12479 | } | |
12480 | tiff_memory_source; | |
12481 | ||
12482 | static size_t | |
12483 | tiff_read_from_memory (data, buf, size) | |
12484 | thandle_t data; | |
12485 | tdata_t buf; | |
12486 | tsize_t size; | |
12487 | { | |
12488 | tiff_memory_source *src = (tiff_memory_source *) data; | |
12489 | ||
12490 | if (size > src->len - src->index) | |
12491 | return (size_t) -1; | |
12492 | bcopy (src->bytes + src->index, buf, size); | |
12493 | src->index += size; | |
12494 | return size; | |
12495 | } | |
12496 | ||
12497 | static size_t | |
12498 | tiff_write_from_memory (data, buf, size) | |
12499 | thandle_t data; | |
12500 | tdata_t buf; | |
12501 | tsize_t size; | |
12502 | { | |
12503 | return (size_t) -1; | |
12504 | } | |
12505 | ||
12506 | static toff_t | |
12507 | tiff_seek_in_memory (data, off, whence) | |
12508 | thandle_t data; | |
12509 | toff_t off; | |
12510 | int whence; | |
12511 | { | |
12512 | tiff_memory_source *src = (tiff_memory_source *) data; | |
12513 | int idx; | |
12514 | ||
12515 | switch (whence) | |
12516 | { | |
12517 | case SEEK_SET: /* Go from beginning of source. */ | |
12518 | idx = off; | |
12519 | break; | |
7d0393cf | 12520 | |
6fc2811b JR |
12521 | case SEEK_END: /* Go from end of source. */ |
12522 | idx = src->len + off; | |
12523 | break; | |
7d0393cf | 12524 | |
6fc2811b JR |
12525 | case SEEK_CUR: /* Go from current position. */ |
12526 | idx = src->index + off; | |
12527 | break; | |
7d0393cf | 12528 | |
6fc2811b JR |
12529 | default: /* Invalid `whence'. */ |
12530 | return -1; | |
12531 | } | |
7d0393cf | 12532 | |
6fc2811b JR |
12533 | if (idx > src->len || idx < 0) |
12534 | return -1; | |
7d0393cf | 12535 | |
6fc2811b JR |
12536 | src->index = idx; |
12537 | return src->index; | |
12538 | } | |
12539 | ||
12540 | static int | |
12541 | tiff_close_memory (data) | |
12542 | thandle_t data; | |
12543 | { | |
12544 | /* NOOP */ | |
12545 | return 0; | |
12546 | } | |
12547 | ||
12548 | static int | |
12549 | tiff_mmap_memory (data, pbase, psize) | |
12550 | thandle_t data; | |
12551 | tdata_t *pbase; | |
12552 | toff_t *psize; | |
12553 | { | |
12554 | /* It is already _IN_ memory. */ | |
12555 | return 0; | |
12556 | } | |
12557 | ||
12558 | static void | |
12559 | tiff_unmap_memory (data, base, size) | |
12560 | thandle_t data; | |
12561 | tdata_t base; | |
12562 | toff_t size; | |
12563 | { | |
12564 | /* We don't need to do this. */ | |
12565 | } | |
12566 | ||
12567 | static toff_t | |
12568 | tiff_size_of_memory (data) | |
12569 | thandle_t data; | |
12570 | { | |
12571 | return ((tiff_memory_source *) data)->len; | |
12572 | } | |
12573 | ||
3cf3436e JR |
12574 | |
12575 | static void | |
12576 | tiff_error_handler (title, format, ap) | |
12577 | const char *title, *format; | |
12578 | va_list ap; | |
12579 | { | |
12580 | char buf[512]; | |
12581 | int len; | |
7d0393cf | 12582 | |
3cf3436e JR |
12583 | len = sprintf (buf, "TIFF error: %s ", title); |
12584 | vsprintf (buf + len, format, ap); | |
12585 | add_to_log (buf, Qnil, Qnil); | |
12586 | } | |
12587 | ||
12588 | ||
12589 | static void | |
12590 | tiff_warning_handler (title, format, ap) | |
12591 | const char *title, *format; | |
12592 | va_list ap; | |
12593 | { | |
12594 | char buf[512]; | |
12595 | int len; | |
7d0393cf | 12596 | |
3cf3436e JR |
12597 | len = sprintf (buf, "TIFF warning: %s ", title); |
12598 | vsprintf (buf + len, format, ap); | |
12599 | add_to_log (buf, Qnil, Qnil); | |
12600 | } | |
12601 | ||
12602 | ||
6fc2811b JR |
12603 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
12604 | successful. */ | |
12605 | ||
12606 | static int | |
12607 | tiff_load (f, img) | |
12608 | struct frame *f; | |
12609 | struct image *img; | |
12610 | { | |
12611 | Lisp_Object file, specified_file; | |
12612 | Lisp_Object specified_data; | |
12613 | TIFF *tiff; | |
12614 | int width, height, x, y; | |
12615 | uint32 *buf; | |
12616 | int rc; | |
12617 | XImage *ximg; | |
12618 | struct gcpro gcpro1; | |
12619 | tiff_memory_source memsrc; | |
12620 | ||
12621 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12622 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12623 | file = Qnil; | |
12624 | GCPRO1 (file); | |
12625 | ||
3cf3436e JR |
12626 | TIFFSetErrorHandler (tiff_error_handler); |
12627 | TIFFSetWarningHandler (tiff_warning_handler); | |
12628 | ||
6fc2811b JR |
12629 | if (NILP (specified_data)) |
12630 | { | |
12631 | /* Read from a file */ | |
12632 | file = x_find_image_file (specified_file); | |
12633 | if (!STRINGP (file)) | |
3cf3436e JR |
12634 | { |
12635 | image_error ("Cannot find image file `%s'", file, Qnil); | |
12636 | UNGCPRO; | |
12637 | return 0; | |
12638 | } | |
7d0393cf | 12639 | |
6fc2811b | 12640 | /* Try to open the image file. */ |
d5db4077 | 12641 | tiff = TIFFOpen (SDATA (file), "r"); |
6fc2811b | 12642 | if (tiff == NULL) |
3cf3436e JR |
12643 | { |
12644 | image_error ("Cannot open `%s'", file, Qnil); | |
12645 | UNGCPRO; | |
12646 | return 0; | |
12647 | } | |
6fc2811b JR |
12648 | } |
12649 | else | |
12650 | { | |
12651 | /* Memory source! */ | |
d5db4077 KR |
12652 | memsrc.bytes = SDATA (specified_data); |
12653 | memsrc.len = SBYTES (specified_data); | |
6fc2811b JR |
12654 | memsrc.index = 0; |
12655 | ||
12656 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
12657 | (TIFFReadWriteProc) tiff_read_from_memory, | |
12658 | (TIFFReadWriteProc) tiff_write_from_memory, | |
12659 | tiff_seek_in_memory, | |
12660 | tiff_close_memory, | |
12661 | tiff_size_of_memory, | |
12662 | tiff_mmap_memory, | |
12663 | tiff_unmap_memory); | |
12664 | ||
12665 | if (!tiff) | |
12666 | { | |
12667 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); | |
12668 | UNGCPRO; | |
12669 | return 0; | |
12670 | } | |
12671 | } | |
12672 | ||
12673 | /* Get width and height of the image, and allocate a raster buffer | |
12674 | of width x height 32-bit values. */ | |
12675 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
12676 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
12677 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
7d0393cf | 12678 | |
6fc2811b JR |
12679 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); |
12680 | TIFFClose (tiff); | |
12681 | if (!rc) | |
12682 | { | |
12683 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); | |
12684 | xfree (buf); | |
12685 | UNGCPRO; | |
12686 | return 0; | |
12687 | } | |
12688 | ||
6fc2811b JR |
12689 | /* Create the X image and pixmap. */ |
12690 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12691 | { | |
6fc2811b JR |
12692 | xfree (buf); |
12693 | UNGCPRO; | |
12694 | return 0; | |
12695 | } | |
12696 | ||
12697 | /* Initialize the color table. */ | |
12698 | init_color_table (); | |
12699 | ||
12700 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
12701 | for (y = 0; y < height; ++y) | |
12702 | { | |
12703 | uint32 *row = buf + y * width; | |
7d0393cf | 12704 | |
6fc2811b JR |
12705 | for (x = 0; x < width; ++x) |
12706 | { | |
12707 | uint32 abgr = row[x]; | |
12708 | int r = TIFFGetR (abgr) << 8; | |
12709 | int g = TIFFGetG (abgr) << 8; | |
12710 | int b = TIFFGetB (abgr) << 8; | |
7d0393cf | 12711 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); |
6fc2811b JR |
12712 | } |
12713 | } | |
12714 | ||
12715 | /* Remember the colors allocated for the image. Free the color table. */ | |
12716 | img->colors = colors_in_color_table (&img->ncolors); | |
12717 | free_color_table (); | |
12718 | ||
a05e2bae JR |
12719 | img->width = width; |
12720 | img->height = height; | |
12721 | ||
12722 | /* Maybe fill in the background field while we have ximg handy. */ | |
12723 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12724 | IMAGE_BACKGROUND (img, f, ximg); | |
12725 | ||
6fc2811b JR |
12726 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12727 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12728 | x_destroy_x_image (ximg); | |
12729 | xfree (buf); | |
6fc2811b JR |
12730 | |
12731 | UNGCPRO; | |
12732 | return 1; | |
12733 | } | |
12734 | ||
12735 | #endif /* HAVE_TIFF != 0 */ | |
12736 | ||
12737 | ||
12738 | \f | |
12739 | /*********************************************************************** | |
12740 | GIF | |
12741 | ***********************************************************************/ | |
12742 | ||
12743 | #if HAVE_GIF | |
12744 | ||
12745 | #include <gif_lib.h> | |
12746 | ||
12747 | static int gif_image_p P_ ((Lisp_Object object)); | |
12748 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
12749 | ||
12750 | /* The symbol `gif' identifying images of this type. */ | |
12751 | ||
12752 | Lisp_Object Qgif; | |
12753 | ||
12754 | /* Indices of image specification fields in gif_format, below. */ | |
12755 | ||
12756 | enum gif_keyword_index | |
12757 | { | |
12758 | GIF_TYPE, | |
12759 | GIF_DATA, | |
12760 | GIF_FILE, | |
12761 | GIF_ASCENT, | |
12762 | GIF_MARGIN, | |
12763 | GIF_RELIEF, | |
12764 | GIF_ALGORITHM, | |
12765 | GIF_HEURISTIC_MASK, | |
a05e2bae | 12766 | GIF_MASK, |
6fc2811b | 12767 | GIF_IMAGE, |
a05e2bae | 12768 | GIF_BACKGROUND, |
6fc2811b JR |
12769 | GIF_LAST |
12770 | }; | |
12771 | ||
12772 | /* Vector of image_keyword structures describing the format | |
12773 | of valid user-defined image specifications. */ | |
12774 | ||
12775 | static struct image_keyword gif_format[GIF_LAST] = | |
12776 | { | |
12777 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12778 | {":data", IMAGE_STRING_VALUE, 0}, | |
12779 | {":file", IMAGE_STRING_VALUE, 0}, | |
8f92c555 | 12780 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 12781 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12782 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 12783 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 12784 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
12785 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12786 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
12787 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12788 | }; |
12789 | ||
12790 | /* Structure describing the image type `gif'. */ | |
12791 | ||
12792 | static struct image_type gif_type = | |
12793 | { | |
12794 | &Qgif, | |
12795 | gif_image_p, | |
12796 | gif_load, | |
12797 | x_clear_image, | |
12798 | NULL | |
12799 | }; | |
12800 | ||
12801 | /* Return non-zero if OBJECT is a valid GIF image specification. */ | |
12802 | ||
12803 | static int | |
12804 | gif_image_p (object) | |
12805 | Lisp_Object object; | |
12806 | { | |
12807 | struct image_keyword fmt[GIF_LAST]; | |
12808 | bcopy (gif_format, fmt, sizeof fmt); | |
7d0393cf | 12809 | |
8f92c555 | 12810 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
6fc2811b | 12811 | return 0; |
7d0393cf | 12812 | |
6fc2811b JR |
12813 | /* Must specify either the :data or :file keyword. */ |
12814 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
12815 | } | |
12816 | ||
12817 | /* Reading a GIF image from memory | |
12818 | Based on the PNG memory stuff to a certain extent. */ | |
12819 | ||
12820 | typedef struct | |
12821 | { | |
12822 | unsigned char *bytes; | |
12823 | size_t len; | |
12824 | int index; | |
12825 | } | |
12826 | gif_memory_source; | |
12827 | ||
12828 | /* Make the current memory source available to gif_read_from_memory. | |
12829 | It's done this way because not all versions of libungif support | |
12830 | a UserData field in the GifFileType structure. */ | |
12831 | static gif_memory_source *current_gif_memory_src; | |
12832 | ||
12833 | static int | |
12834 | gif_read_from_memory (file, buf, len) | |
12835 | GifFileType *file; | |
12836 | GifByteType *buf; | |
12837 | int len; | |
12838 | { | |
12839 | gif_memory_source *src = current_gif_memory_src; | |
12840 | ||
12841 | if (len > src->len - src->index) | |
12842 | return -1; | |
12843 | ||
12844 | bcopy (src->bytes + src->index, buf, len); | |
12845 | src->index += len; | |
12846 | return len; | |
12847 | } | |
12848 | ||
12849 | ||
12850 | /* Load GIF image IMG for use on frame F. Value is non-zero if | |
12851 | successful. */ | |
12852 | ||
12853 | static int | |
12854 | gif_load (f, img) | |
12855 | struct frame *f; | |
12856 | struct image *img; | |
12857 | { | |
12858 | Lisp_Object file, specified_file; | |
12859 | Lisp_Object specified_data; | |
12860 | int rc, width, height, x, y, i; | |
12861 | XImage *ximg; | |
12862 | ColorMapObject *gif_color_map; | |
12863 | unsigned long pixel_colors[256]; | |
12864 | GifFileType *gif; | |
12865 | struct gcpro gcpro1; | |
12866 | Lisp_Object image; | |
12867 | int ino, image_left, image_top, image_width, image_height; | |
12868 | gif_memory_source memsrc; | |
12869 | unsigned char *raster; | |
12870 | ||
12871 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12872 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12873 | file = Qnil; | |
dfff8a69 | 12874 | GCPRO1 (file); |
6fc2811b JR |
12875 | |
12876 | if (NILP (specified_data)) | |
12877 | { | |
12878 | file = x_find_image_file (specified_file); | |
6fc2811b JR |
12879 | if (!STRINGP (file)) |
12880 | { | |
12881 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
12882 | UNGCPRO; | |
12883 | return 0; | |
12884 | } | |
7d0393cf | 12885 | |
6fc2811b | 12886 | /* Open the GIF file. */ |
d5db4077 | 12887 | gif = DGifOpenFileName (SDATA (file)); |
6fc2811b JR |
12888 | if (gif == NULL) |
12889 | { | |
12890 | image_error ("Cannot open `%s'", file, Qnil); | |
12891 | UNGCPRO; | |
12892 | return 0; | |
12893 | } | |
12894 | } | |
12895 | else | |
12896 | { | |
12897 | /* Read from memory! */ | |
12898 | current_gif_memory_src = &memsrc; | |
d5db4077 KR |
12899 | memsrc.bytes = SDATA (specified_data); |
12900 | memsrc.len = SBYTES (specified_data); | |
6fc2811b JR |
12901 | memsrc.index = 0; |
12902 | ||
12903 | gif = DGifOpen(&memsrc, gif_read_from_memory); | |
12904 | if (!gif) | |
12905 | { | |
12906 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); | |
12907 | UNGCPRO; | |
12908 | return 0; | |
12909 | } | |
12910 | } | |
12911 | ||
12912 | /* Read entire contents. */ | |
12913 | rc = DGifSlurp (gif); | |
12914 | if (rc == GIF_ERROR) | |
12915 | { | |
12916 | image_error ("Error reading `%s'", img->spec, Qnil); | |
12917 | DGifCloseFile (gif); | |
12918 | UNGCPRO; | |
12919 | return 0; | |
12920 | } | |
12921 | ||
12922 | image = image_spec_value (img->spec, QCindex, NULL); | |
12923 | ino = INTEGERP (image) ? XFASTINT (image) : 0; | |
12924 | if (ino >= gif->ImageCount) | |
12925 | { | |
12926 | image_error ("Invalid image number `%s' in image `%s'", | |
12927 | image, img->spec); | |
12928 | DGifCloseFile (gif); | |
12929 | UNGCPRO; | |
12930 | return 0; | |
12931 | } | |
12932 | ||
12933 | width = img->width = gif->SWidth; | |
12934 | height = img->height = gif->SHeight; | |
12935 | ||
6fc2811b JR |
12936 | /* Create the X image and pixmap. */ |
12937 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12938 | { | |
6fc2811b JR |
12939 | DGifCloseFile (gif); |
12940 | UNGCPRO; | |
12941 | return 0; | |
12942 | } | |
7d0393cf | 12943 | |
6fc2811b JR |
12944 | /* Allocate colors. */ |
12945 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
12946 | if (!gif_color_map) | |
12947 | gif_color_map = gif->SColorMap; | |
12948 | init_color_table (); | |
12949 | bzero (pixel_colors, sizeof pixel_colors); | |
7d0393cf | 12950 | |
6fc2811b JR |
12951 | for (i = 0; i < gif_color_map->ColorCount; ++i) |
12952 | { | |
12953 | int r = gif_color_map->Colors[i].Red << 8; | |
12954 | int g = gif_color_map->Colors[i].Green << 8; | |
12955 | int b = gif_color_map->Colors[i].Blue << 8; | |
12956 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
12957 | } | |
12958 | ||
12959 | img->colors = colors_in_color_table (&img->ncolors); | |
12960 | free_color_table (); | |
12961 | ||
12962 | /* Clear the part of the screen image that are not covered by | |
7d0393cf | 12963 | the image from the GIF file. Full animated GIF support |
6fc2811b JR |
12964 | requires more than can be done here (see the gif89 spec, |
12965 | disposal methods). Let's simply assume that the part | |
12966 | not covered by a sub-image is in the frame's background color. */ | |
12967 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
12968 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
12969 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
12970 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
12971 | ||
12972 | for (y = 0; y < image_top; ++y) | |
12973 | for (x = 0; x < width; ++x) | |
12974 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12975 | ||
12976 | for (y = image_top + image_height; y < height; ++y) | |
12977 | for (x = 0; x < width; ++x) | |
12978 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12979 | ||
12980 | for (y = image_top; y < image_top + image_height; ++y) | |
12981 | { | |
12982 | for (x = 0; x < image_left; ++x) | |
12983 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12984 | for (x = image_left + image_width; x < width; ++x) | |
12985 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12986 | } | |
12987 | ||
12988 | /* Read the GIF image into the X image. We use a local variable | |
12989 | `raster' here because RasterBits below is a char *, and invites | |
12990 | problems with bytes >= 0x80. */ | |
12991 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
12992 | ||
12993 | if (gif->SavedImages[ino].ImageDesc.Interlace) | |
12994 | { | |
12995 | static int interlace_start[] = {0, 4, 2, 1}; | |
12996 | static int interlace_increment[] = {8, 8, 4, 2}; | |
a05e2bae | 12997 | int pass; |
6fc2811b JR |
12998 | int row = interlace_start[0]; |
12999 | ||
13000 | pass = 0; | |
13001 | ||
13002 | for (y = 0; y < image_height; y++) | |
13003 | { | |
13004 | if (row >= image_height) | |
13005 | { | |
13006 | row = interlace_start[++pass]; | |
13007 | while (row >= image_height) | |
13008 | row = interlace_start[++pass]; | |
13009 | } | |
7d0393cf | 13010 | |
6fc2811b JR |
13011 | for (x = 0; x < image_width; x++) |
13012 | { | |
13013 | int i = raster[(y * image_width) + x]; | |
13014 | XPutPixel (ximg, x + image_left, row + image_top, | |
13015 | pixel_colors[i]); | |
13016 | } | |
7d0393cf | 13017 | |
6fc2811b JR |
13018 | row += interlace_increment[pass]; |
13019 | } | |
13020 | } | |
13021 | else | |
13022 | { | |
13023 | for (y = 0; y < image_height; ++y) | |
13024 | for (x = 0; x < image_width; ++x) | |
13025 | { | |
13026 | int i = raster[y* image_width + x]; | |
13027 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); | |
13028 | } | |
13029 | } | |
7d0393cf | 13030 | |
6fc2811b | 13031 | DGifCloseFile (gif); |
a05e2bae JR |
13032 | |
13033 | /* Maybe fill in the background field while we have ximg handy. */ | |
13034 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
13035 | IMAGE_BACKGROUND (img, f, ximg); | |
13036 | ||
6fc2811b JR |
13037 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
13038 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
13039 | x_destroy_x_image (ximg); | |
7d0393cf | 13040 | |
6fc2811b JR |
13041 | UNGCPRO; |
13042 | return 1; | |
13043 | } | |
13044 | ||
13045 | #endif /* HAVE_GIF != 0 */ | |
13046 | ||
13047 | ||
13048 | \f | |
13049 | /*********************************************************************** | |
13050 | Ghostscript | |
13051 | ***********************************************************************/ | |
13052 | ||
3cf3436e JR |
13053 | Lisp_Object Qpostscript; |
13054 | ||
6fc2811b JR |
13055 | #ifdef HAVE_GHOSTSCRIPT |
13056 | static int gs_image_p P_ ((Lisp_Object object)); | |
13057 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
13058 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
13059 | ||
13060 | /* The symbol `postscript' identifying images of this type. */ | |
13061 | ||
6fc2811b JR |
13062 | /* Keyword symbols. */ |
13063 | ||
13064 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
13065 | ||
13066 | /* Indices of image specification fields in gs_format, below. */ | |
13067 | ||
13068 | enum gs_keyword_index | |
13069 | { | |
13070 | GS_TYPE, | |
13071 | GS_PT_WIDTH, | |
13072 | GS_PT_HEIGHT, | |
13073 | GS_FILE, | |
13074 | GS_LOADER, | |
13075 | GS_BOUNDING_BOX, | |
13076 | GS_ASCENT, | |
13077 | GS_MARGIN, | |
13078 | GS_RELIEF, | |
13079 | GS_ALGORITHM, | |
13080 | GS_HEURISTIC_MASK, | |
a05e2bae JR |
13081 | GS_MASK, |
13082 | GS_BACKGROUND, | |
6fc2811b JR |
13083 | GS_LAST |
13084 | }; | |
13085 | ||
13086 | /* Vector of image_keyword structures describing the format | |
13087 | of valid user-defined image specifications. */ | |
13088 | ||
13089 | static struct image_keyword gs_format[GS_LAST] = | |
13090 | { | |
13091 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
13092 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
13093 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
13094 | {":file", IMAGE_STRING_VALUE, 1}, | |
13095 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
13096 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
8f92c555 | 13097 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
8edb0a6f | 13098 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 13099 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 13100 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
13101 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
13102 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
13103 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
13104 | }; |
13105 | ||
13106 | /* Structure describing the image type `ghostscript'. */ | |
13107 | ||
13108 | static struct image_type gs_type = | |
13109 | { | |
13110 | &Qpostscript, | |
13111 | gs_image_p, | |
13112 | gs_load, | |
13113 | gs_clear_image, | |
13114 | NULL | |
13115 | }; | |
13116 | ||
13117 | ||
13118 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
13119 | ||
13120 | static void | |
13121 | gs_clear_image (f, img) | |
13122 | struct frame *f; | |
13123 | struct image *img; | |
13124 | { | |
13125 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
13126 | xfree (img->data.ptr_val); | |
13127 | x_clear_image (f, img); | |
13128 | } | |
13129 | ||
13130 | ||
13131 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
13132 | specification. */ | |
13133 | ||
13134 | static int | |
13135 | gs_image_p (object) | |
13136 | Lisp_Object object; | |
13137 | { | |
13138 | struct image_keyword fmt[GS_LAST]; | |
13139 | Lisp_Object tem; | |
13140 | int i; | |
7d0393cf | 13141 | |
6fc2811b | 13142 | bcopy (gs_format, fmt, sizeof fmt); |
7d0393cf | 13143 | |
8f92c555 | 13144 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
6fc2811b JR |
13145 | return 0; |
13146 | ||
13147 | /* Bounding box must be a list or vector containing 4 integers. */ | |
13148 | tem = fmt[GS_BOUNDING_BOX].value; | |
13149 | if (CONSP (tem)) | |
13150 | { | |
13151 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
13152 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
13153 | return 0; | |
13154 | if (!NILP (tem)) | |
13155 | return 0; | |
13156 | } | |
13157 | else if (VECTORP (tem)) | |
13158 | { | |
13159 | if (XVECTOR (tem)->size != 4) | |
13160 | return 0; | |
13161 | for (i = 0; i < 4; ++i) | |
13162 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
13163 | return 0; | |
13164 | } | |
13165 | else | |
13166 | return 0; | |
13167 | ||
13168 | return 1; | |
13169 | } | |
13170 | ||
13171 | ||
13172 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
13173 | if successful. */ | |
13174 | ||
13175 | static int | |
13176 | gs_load (f, img) | |
13177 | struct frame *f; | |
13178 | struct image *img; | |
13179 | { | |
13180 | char buffer[100]; | |
13181 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
13182 | struct gcpro gcpro1, gcpro2; | |
13183 | Lisp_Object frame; | |
13184 | double in_width, in_height; | |
13185 | Lisp_Object pixel_colors = Qnil; | |
13186 | ||
13187 | /* Compute pixel size of pixmap needed from the given size in the | |
13188 | image specification. Sizes in the specification are in pt. 1 pt | |
13189 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
13190 | info. */ | |
13191 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
13192 | in_width = XFASTINT (pt_width) / 72.0; | |
13193 | img->width = in_width * FRAME_W32_DISPLAY_INFO (f)->resx; | |
13194 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
13195 | in_height = XFASTINT (pt_height) / 72.0; | |
13196 | img->height = in_height * FRAME_W32_DISPLAY_INFO (f)->resy; | |
13197 | ||
13198 | /* Create the pixmap. */ | |
13199 | BLOCK_INPUT; | |
13200 | xassert (img->pixmap == 0); | |
13201 | img->pixmap = XCreatePixmap (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
13202 | img->width, img->height, | |
a05e2bae | 13203 | one_w32_display_info.n_cbits); |
6fc2811b JR |
13204 | UNBLOCK_INPUT; |
13205 | ||
13206 | if (!img->pixmap) | |
13207 | { | |
13208 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); | |
13209 | return 0; | |
13210 | } | |
7d0393cf | 13211 | |
6fc2811b JR |
13212 | /* Call the loader to fill the pixmap. It returns a process object |
13213 | if successful. We do not record_unwind_protect here because | |
13214 | other places in redisplay like calling window scroll functions | |
13215 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
13216 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
13217 | ||
13218 | sprintf (buffer, "%lu %lu", | |
13219 | (unsigned long) FRAME_W32_WINDOW (f), | |
13220 | (unsigned long) img->pixmap); | |
13221 | window_and_pixmap_id = build_string (buffer); | |
7d0393cf | 13222 | |
6fc2811b JR |
13223 | sprintf (buffer, "%lu %lu", |
13224 | FRAME_FOREGROUND_PIXEL (f), | |
13225 | FRAME_BACKGROUND_PIXEL (f)); | |
13226 | pixel_colors = build_string (buffer); | |
7d0393cf | 13227 | |
6fc2811b JR |
13228 | XSETFRAME (frame, f); |
13229 | loader = image_spec_value (img->spec, QCloader, NULL); | |
13230 | if (NILP (loader)) | |
13231 | loader = intern ("gs-load-image"); | |
13232 | ||
13233 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
13234 | make_number (img->width), | |
13235 | make_number (img->height), | |
13236 | window_and_pixmap_id, | |
13237 | pixel_colors); | |
13238 | UNGCPRO; | |
13239 | return PROCESSP (img->data.lisp_val); | |
13240 | } | |
13241 | ||
13242 | ||
13243 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
13244 | frame F. Called from XTread_socket when receiving an event | |
13245 | telling Emacs that Ghostscript has finished drawing. */ | |
13246 | ||
13247 | void | |
13248 | x_kill_gs_process (pixmap, f) | |
13249 | Pixmap pixmap; | |
13250 | struct frame *f; | |
13251 | { | |
13252 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
13253 | int class, i; | |
13254 | struct image *img; | |
13255 | ||
13256 | /* Find the image containing PIXMAP. */ | |
13257 | for (i = 0; i < c->used; ++i) | |
13258 | if (c->images[i]->pixmap == pixmap) | |
13259 | break; | |
13260 | ||
3cf3436e JR |
13261 | /* Should someone in between have cleared the image cache, for |
13262 | instance, give up. */ | |
13263 | if (i == c->used) | |
13264 | return; | |
13265 | ||
6fc2811b JR |
13266 | /* Kill the GS process. We should have found PIXMAP in the image |
13267 | cache and its image should contain a process object. */ | |
6fc2811b JR |
13268 | img = c->images[i]; |
13269 | xassert (PROCESSP (img->data.lisp_val)); | |
13270 | Fkill_process (img->data.lisp_val, Qnil); | |
13271 | img->data.lisp_val = Qnil; | |
13272 | ||
13273 | /* On displays with a mutable colormap, figure out the colors | |
13274 | allocated for the image by looking at the pixels of an XImage for | |
13275 | img->pixmap. */ | |
13276 | class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
13277 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
13278 | { | |
13279 | XImage *ximg; | |
13280 | ||
13281 | BLOCK_INPUT; | |
13282 | ||
13283 | /* Try to get an XImage for img->pixmep. */ | |
13284 | ximg = XGetImage (FRAME_W32_DISPLAY (f), img->pixmap, | |
13285 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
13286 | if (ximg) | |
13287 | { | |
13288 | int x, y; | |
7d0393cf | 13289 | |
6fc2811b JR |
13290 | /* Initialize the color table. */ |
13291 | init_color_table (); | |
7d0393cf | 13292 | |
6fc2811b JR |
13293 | /* For each pixel of the image, look its color up in the |
13294 | color table. After having done so, the color table will | |
13295 | contain an entry for each color used by the image. */ | |
13296 | for (y = 0; y < img->height; ++y) | |
13297 | for (x = 0; x < img->width; ++x) | |
13298 | { | |
13299 | unsigned long pixel = XGetPixel (ximg, x, y); | |
13300 | lookup_pixel_color (f, pixel); | |
13301 | } | |
13302 | ||
13303 | /* Record colors in the image. Free color table and XImage. */ | |
13304 | img->colors = colors_in_color_table (&img->ncolors); | |
13305 | free_color_table (); | |
13306 | XDestroyImage (ximg); | |
13307 | ||
13308 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
13309 | here, we get a BadAccess later in x_clear_image when | |
13310 | freeing the colors. */ | |
13311 | /* We have allocated colors once, but Ghostscript has also | |
13312 | allocated colors on behalf of us. So, to get the | |
13313 | reference counts right, free them once. */ | |
13314 | if (img->ncolors) | |
3cf3436e | 13315 | x_free_colors (FRAME_W32_DISPLAY (f), cmap, |
6fc2811b | 13316 | img->colors, img->ncolors, 0); |
6fc2811b JR |
13317 | #endif |
13318 | } | |
13319 | else | |
13320 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
13321 | img->spec, Qnil); | |
7d0393cf | 13322 | |
6fc2811b JR |
13323 | UNBLOCK_INPUT; |
13324 | } | |
3cf3436e JR |
13325 | |
13326 | /* Now that we have the pixmap, compute mask and transform the | |
13327 | image if requested. */ | |
13328 | BLOCK_INPUT; | |
13329 | postprocess_image (f, img); | |
13330 | UNBLOCK_INPUT; | |
6fc2811b JR |
13331 | } |
13332 | ||
13333 | #endif /* HAVE_GHOSTSCRIPT */ | |
13334 | ||
13335 | \f | |
13336 | /*********************************************************************** | |
13337 | Window properties | |
13338 | ***********************************************************************/ | |
13339 | ||
13340 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
13341 | Sx_change_window_property, 2, 3, 0, | |
74e1aeec JR |
13342 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
13343 | PROP and VALUE must be strings. FRAME nil or omitted means use the | |
13344 | selected frame. Value is VALUE. */) | |
6fc2811b JR |
13345 | (prop, value, frame) |
13346 | Lisp_Object frame, prop, value; | |
13347 | { | |
767b1ff0 | 13348 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
13349 | struct frame *f = check_x_frame (frame); |
13350 | Atom prop_atom; | |
13351 | ||
b7826503 PJ |
13352 | CHECK_STRING (prop); |
13353 | CHECK_STRING (value); | |
6fc2811b JR |
13354 | |
13355 | BLOCK_INPUT; | |
d5db4077 | 13356 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
13357 | XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
13358 | prop_atom, XA_STRING, 8, PropModeReplace, | |
d5db4077 | 13359 | SDATA (value), SCHARS (value)); |
6fc2811b JR |
13360 | |
13361 | /* Make sure the property is set when we return. */ | |
13362 | XFlush (FRAME_W32_DISPLAY (f)); | |
13363 | UNBLOCK_INPUT; | |
13364 | ||
767b1ff0 | 13365 | #endif /* TODO */ |
6fc2811b JR |
13366 | |
13367 | return value; | |
13368 | } | |
13369 | ||
13370 | ||
13371 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
13372 | Sx_delete_window_property, 1, 2, 0, | |
74e1aeec JR |
13373 | doc: /* Remove window property PROP from X window of FRAME. |
13374 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
6fc2811b JR |
13375 | (prop, frame) |
13376 | Lisp_Object prop, frame; | |
13377 | { | |
767b1ff0 | 13378 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
13379 | |
13380 | struct frame *f = check_x_frame (frame); | |
13381 | Atom prop_atom; | |
13382 | ||
b7826503 | 13383 | CHECK_STRING (prop); |
6fc2811b | 13384 | BLOCK_INPUT; |
d5db4077 | 13385 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
13386 | XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); |
13387 | ||
13388 | /* Make sure the property is removed when we return. */ | |
13389 | XFlush (FRAME_W32_DISPLAY (f)); | |
13390 | UNBLOCK_INPUT; | |
767b1ff0 | 13391 | #endif /* TODO */ |
6fc2811b JR |
13392 | |
13393 | return prop; | |
13394 | } | |
13395 | ||
13396 | ||
13397 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
13398 | 1, 2, 0, | |
74e1aeec JR |
13399 | doc: /* Value is the value of window property PROP on FRAME. |
13400 | If FRAME is nil or omitted, use the selected frame. Value is nil | |
13401 | if FRAME hasn't a property with name PROP or if PROP has no string | |
13402 | value. */) | |
6fc2811b JR |
13403 | (prop, frame) |
13404 | Lisp_Object prop, frame; | |
13405 | { | |
767b1ff0 | 13406 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
13407 | |
13408 | struct frame *f = check_x_frame (frame); | |
13409 | Atom prop_atom; | |
13410 | int rc; | |
13411 | Lisp_Object prop_value = Qnil; | |
13412 | char *tmp_data = NULL; | |
13413 | Atom actual_type; | |
13414 | int actual_format; | |
13415 | unsigned long actual_size, bytes_remaining; | |
13416 | ||
b7826503 | 13417 | CHECK_STRING (prop); |
6fc2811b | 13418 | BLOCK_INPUT; |
d5db4077 | 13419 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), SDATA (prop), False); |
6fc2811b JR |
13420 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
13421 | prop_atom, 0, 0, False, XA_STRING, | |
13422 | &actual_type, &actual_format, &actual_size, | |
13423 | &bytes_remaining, (unsigned char **) &tmp_data); | |
13424 | if (rc == Success) | |
13425 | { | |
13426 | int size = bytes_remaining; | |
13427 | ||
13428 | XFree (tmp_data); | |
13429 | tmp_data = NULL; | |
13430 | ||
13431 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
13432 | prop_atom, 0, bytes_remaining, | |
13433 | False, XA_STRING, | |
7d0393cf JB |
13434 | &actual_type, &actual_format, |
13435 | &actual_size, &bytes_remaining, | |
6fc2811b JR |
13436 | (unsigned char **) &tmp_data); |
13437 | if (rc == Success) | |
13438 | prop_value = make_string (tmp_data, size); | |
13439 | ||
13440 | XFree (tmp_data); | |
13441 | } | |
13442 | ||
13443 | UNBLOCK_INPUT; | |
13444 | ||
13445 | return prop_value; | |
13446 | ||
767b1ff0 | 13447 | #endif /* TODO */ |
6fc2811b JR |
13448 | return Qnil; |
13449 | } | |
13450 | ||
13451 | ||
13452 | \f | |
13453 | /*********************************************************************** | |
13454 | Busy cursor | |
13455 | ***********************************************************************/ | |
13456 | ||
f79e6790 | 13457 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 13458 | an hourglass cursor on all frames. */ |
6fc2811b | 13459 | |
0af913d7 | 13460 | static struct atimer *hourglass_atimer; |
6fc2811b | 13461 | |
0af913d7 | 13462 | /* Non-zero means an hourglass cursor is currently shown. */ |
6fc2811b | 13463 | |
0af913d7 | 13464 | static int hourglass_shown_p; |
6fc2811b | 13465 | |
0af913d7 | 13466 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
6fc2811b | 13467 | |
0af913d7 | 13468 | static Lisp_Object Vhourglass_delay; |
6fc2811b | 13469 | |
0af913d7 | 13470 | /* Default number of seconds to wait before displaying an hourglass |
f79e6790 JR |
13471 | cursor. */ |
13472 | ||
0af913d7 | 13473 | #define DEFAULT_HOURGLASS_DELAY 1 |
f79e6790 JR |
13474 | |
13475 | /* Function prototypes. */ | |
13476 | ||
0af913d7 GM |
13477 | static void show_hourglass P_ ((struct atimer *)); |
13478 | static void hide_hourglass P_ ((void)); | |
f79e6790 JR |
13479 | |
13480 | ||
0af913d7 | 13481 | /* Cancel a currently active hourglass timer, and start a new one. */ |
f79e6790 JR |
13482 | |
13483 | void | |
0af913d7 | 13484 | start_hourglass () |
f79e6790 | 13485 | { |
767b1ff0 | 13486 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 13487 | EMACS_TIME delay; |
dfff8a69 | 13488 | int secs, usecs = 0; |
7d0393cf | 13489 | |
0af913d7 | 13490 | cancel_hourglass (); |
f79e6790 | 13491 | |
0af913d7 GM |
13492 | if (INTEGERP (Vhourglass_delay) |
13493 | && XINT (Vhourglass_delay) > 0) | |
13494 | secs = XFASTINT (Vhourglass_delay); | |
13495 | else if (FLOATP (Vhourglass_delay) | |
13496 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
dfff8a69 JR |
13497 | { |
13498 | Lisp_Object tem; | |
0af913d7 | 13499 | tem = Ftruncate (Vhourglass_delay, Qnil); |
dfff8a69 | 13500 | secs = XFASTINT (tem); |
0af913d7 | 13501 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
dfff8a69 | 13502 | } |
f79e6790 | 13503 | else |
0af913d7 | 13504 | secs = DEFAULT_HOURGLASS_DELAY; |
7d0393cf | 13505 | |
dfff8a69 | 13506 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
13507 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
13508 | show_hourglass, NULL); | |
f79e6790 JR |
13509 | #endif |
13510 | } | |
13511 | ||
13512 | ||
0af913d7 GM |
13513 | /* Cancel the hourglass cursor timer if active, hide an hourglass |
13514 | cursor if shown. */ | |
f79e6790 JR |
13515 | |
13516 | void | |
0af913d7 | 13517 | cancel_hourglass () |
f79e6790 | 13518 | { |
0af913d7 | 13519 | if (hourglass_atimer) |
dfff8a69 | 13520 | { |
0af913d7 GM |
13521 | cancel_atimer (hourglass_atimer); |
13522 | hourglass_atimer = NULL; | |
dfff8a69 | 13523 | } |
7d0393cf | 13524 | |
0af913d7 GM |
13525 | if (hourglass_shown_p) |
13526 | hide_hourglass (); | |
f79e6790 JR |
13527 | } |
13528 | ||
13529 | ||
0af913d7 GM |
13530 | /* Timer function of hourglass_atimer. TIMER is equal to |
13531 | hourglass_atimer. | |
f79e6790 | 13532 | |
0af913d7 GM |
13533 | Display an hourglass cursor on all frames by mapping the frames' |
13534 | hourglass_window. Set the hourglass_p flag in the frames' | |
13535 | output_data.x structure to indicate that an hourglass cursor is | |
13536 | shown on the frames. */ | |
f79e6790 JR |
13537 | |
13538 | static void | |
0af913d7 | 13539 | show_hourglass (timer) |
f79e6790 | 13540 | struct atimer *timer; |
6fc2811b | 13541 | { |
767b1ff0 | 13542 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 13543 | /* The timer implementation will cancel this timer automatically |
0af913d7 | 13544 | after this function has run. Set hourglass_atimer to null |
f79e6790 | 13545 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 13546 | hourglass_atimer = NULL; |
f79e6790 | 13547 | |
0af913d7 | 13548 | if (!hourglass_shown_p) |
6fc2811b JR |
13549 | { |
13550 | Lisp_Object rest, frame; | |
7d0393cf | 13551 | |
f79e6790 | 13552 | BLOCK_INPUT; |
7d0393cf | 13553 | |
6fc2811b | 13554 | FOR_EACH_FRAME (rest, frame) |
dc220243 | 13555 | if (FRAME_W32_P (XFRAME (frame))) |
6fc2811b JR |
13556 | { |
13557 | struct frame *f = XFRAME (frame); | |
7d0393cf | 13558 | |
0af913d7 | 13559 | f->output_data.w32->hourglass_p = 1; |
7d0393cf | 13560 | |
0af913d7 | 13561 | if (!f->output_data.w32->hourglass_window) |
6fc2811b JR |
13562 | { |
13563 | unsigned long mask = CWCursor; | |
13564 | XSetWindowAttributes attrs; | |
7d0393cf | 13565 | |
0af913d7 | 13566 | attrs.cursor = f->output_data.w32->hourglass_cursor; |
7d0393cf | 13567 | |
0af913d7 | 13568 | f->output_data.w32->hourglass_window |
f79e6790 | 13569 | = XCreateWindow (FRAME_X_DISPLAY (f), |
6fc2811b JR |
13570 | FRAME_OUTER_WINDOW (f), |
13571 | 0, 0, 32000, 32000, 0, 0, | |
f79e6790 JR |
13572 | InputOnly, |
13573 | CopyFromParent, | |
6fc2811b JR |
13574 | mask, &attrs); |
13575 | } | |
7d0393cf | 13576 | |
0af913d7 GM |
13577 | XMapRaised (FRAME_X_DISPLAY (f), |
13578 | f->output_data.w32->hourglass_window); | |
f79e6790 | 13579 | XFlush (FRAME_X_DISPLAY (f)); |
6fc2811b | 13580 | } |
6fc2811b | 13581 | |
0af913d7 | 13582 | hourglass_shown_p = 1; |
f79e6790 JR |
13583 | UNBLOCK_INPUT; |
13584 | } | |
13585 | #endif | |
6fc2811b JR |
13586 | } |
13587 | ||
13588 | ||
0af913d7 | 13589 | /* Hide the hourglass cursor on all frames, if it is currently shown. */ |
6fc2811b | 13590 | |
f79e6790 | 13591 | static void |
0af913d7 | 13592 | hide_hourglass () |
f79e6790 | 13593 | { |
767b1ff0 | 13594 | #if 0 /* TODO: cursor shape changes. */ |
0af913d7 | 13595 | if (hourglass_shown_p) |
6fc2811b | 13596 | { |
f79e6790 JR |
13597 | Lisp_Object rest, frame; |
13598 | ||
13599 | BLOCK_INPUT; | |
13600 | FOR_EACH_FRAME (rest, frame) | |
6fc2811b | 13601 | { |
f79e6790 | 13602 | struct frame *f = XFRAME (frame); |
7d0393cf | 13603 | |
dc220243 | 13604 | if (FRAME_W32_P (f) |
f79e6790 | 13605 | /* Watch out for newly created frames. */ |
0af913d7 | 13606 | && f->output_data.x->hourglass_window) |
f79e6790 | 13607 | { |
0af913d7 GM |
13608 | XUnmapWindow (FRAME_X_DISPLAY (f), |
13609 | f->output_data.x->hourglass_window); | |
13610 | /* Sync here because XTread_socket looks at the | |
13611 | hourglass_p flag that is reset to zero below. */ | |
f79e6790 | 13612 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 13613 | f->output_data.x->hourglass_p = 0; |
f79e6790 | 13614 | } |
6fc2811b | 13615 | } |
6fc2811b | 13616 | |
0af913d7 | 13617 | hourglass_shown_p = 0; |
f79e6790 JR |
13618 | UNBLOCK_INPUT; |
13619 | } | |
13620 | #endif | |
6fc2811b JR |
13621 | } |
13622 | ||
13623 | ||
13624 | \f | |
13625 | /*********************************************************************** | |
13626 | Tool tips | |
13627 | ***********************************************************************/ | |
13628 | ||
13629 | static Lisp_Object x_create_tip_frame P_ ((struct w32_display_info *, | |
3cf3436e JR |
13630 | Lisp_Object, Lisp_Object)); |
13631 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, | |
13632 | Lisp_Object, int, int, int *, int *)); | |
7d0393cf | 13633 | |
3cf3436e | 13634 | /* The frame of a currently visible tooltip. */ |
6fc2811b | 13635 | |
937e601e | 13636 | Lisp_Object tip_frame; |
6fc2811b JR |
13637 | |
13638 | /* If non-nil, a timer started that hides the last tooltip when it | |
13639 | fires. */ | |
13640 | ||
13641 | Lisp_Object tip_timer; | |
13642 | Window tip_window; | |
13643 | ||
3cf3436e JR |
13644 | /* If non-nil, a vector of 3 elements containing the last args |
13645 | with which x-show-tip was called. See there. */ | |
13646 | ||
13647 | Lisp_Object last_show_tip_args; | |
13648 | ||
13649 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ | |
13650 | ||
13651 | Lisp_Object Vx_max_tooltip_size; | |
13652 | ||
13653 | ||
937e601e AI |
13654 | static Lisp_Object |
13655 | unwind_create_tip_frame (frame) | |
13656 | Lisp_Object frame; | |
13657 | { | |
c844a81a GM |
13658 | Lisp_Object deleted; |
13659 | ||
13660 | deleted = unwind_create_frame (frame); | |
13661 | if (EQ (deleted, Qt)) | |
13662 | { | |
13663 | tip_window = NULL; | |
13664 | tip_frame = Qnil; | |
13665 | } | |
7d0393cf | 13666 | |
c844a81a | 13667 | return deleted; |
937e601e AI |
13668 | } |
13669 | ||
13670 | ||
6fc2811b | 13671 | /* Create a frame for a tooltip on the display described by DPYINFO. |
3cf3436e JR |
13672 | PARMS is a list of frame parameters. TEXT is the string to |
13673 | display in the tip frame. Value is the frame. | |
937e601e AI |
13674 | |
13675 | Note that functions called here, esp. x_default_parameter can | |
13676 | signal errors, for instance when a specified color name is | |
13677 | undefined. We have to make sure that we're in a consistent state | |
13678 | when this happens. */ | |
6fc2811b JR |
13679 | |
13680 | static Lisp_Object | |
3cf3436e | 13681 | x_create_tip_frame (dpyinfo, parms, text) |
6fc2811b | 13682 | struct w32_display_info *dpyinfo; |
3cf3436e | 13683 | Lisp_Object parms, text; |
6fc2811b | 13684 | { |
6fc2811b JR |
13685 | struct frame *f; |
13686 | Lisp_Object frame, tem; | |
13687 | Lisp_Object name; | |
13688 | long window_prompting = 0; | |
13689 | int width, height; | |
331379bf | 13690 | int count = SPECPDL_INDEX (); |
6fc2811b JR |
13691 | struct gcpro gcpro1, gcpro2, gcpro3; |
13692 | struct kboard *kb; | |
3cf3436e JR |
13693 | int face_change_count_before = face_change_count; |
13694 | Lisp_Object buffer; | |
13695 | struct buffer *old_buffer; | |
6fc2811b | 13696 | |
ca56d953 | 13697 | check_w32 (); |
6fc2811b JR |
13698 | |
13699 | /* Use this general default value to start with until we know if | |
13700 | this frame has a specified name. */ | |
13701 | Vx_resource_name = Vinvocation_name; | |
13702 | ||
13703 | #ifdef MULTI_KBOARD | |
13704 | kb = dpyinfo->kboard; | |
13705 | #else | |
13706 | kb = &the_only_kboard; | |
13707 | #endif | |
13708 | ||
13709 | /* Get the name of the frame to use for resource lookup. */ | |
13710 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); | |
13711 | if (!STRINGP (name) | |
13712 | && !EQ (name, Qunbound) | |
13713 | && !NILP (name)) | |
13714 | error ("Invalid frame name--not a string or nil"); | |
13715 | Vx_resource_name = name; | |
13716 | ||
13717 | frame = Qnil; | |
13718 | GCPRO3 (parms, name, frame); | |
9eb16b62 JR |
13719 | /* Make a frame without minibuffer nor mode-line. */ |
13720 | f = make_frame (0); | |
13721 | f->wants_modeline = 0; | |
6fc2811b | 13722 | XSETFRAME (frame, f); |
3cf3436e JR |
13723 | |
13724 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
13725 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
13726 | old_buffer = current_buffer; | |
13727 | set_buffer_internal_1 (XBUFFER (buffer)); | |
13728 | current_buffer->truncate_lines = Qnil; | |
13729 | Ferase_buffer (); | |
13730 | Finsert (1, &text); | |
13731 | set_buffer_internal_1 (old_buffer); | |
7d0393cf | 13732 | |
6fc2811b | 13733 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
937e601e | 13734 | record_unwind_protect (unwind_create_tip_frame, frame); |
6fc2811b | 13735 | |
3cf3436e JR |
13736 | /* By setting the output method, we're essentially saying that |
13737 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
13738 | from this point on, x_destroy_window might screw up reference | |
13739 | counts etc. */ | |
d88c567c | 13740 | f->output_method = output_w32; |
6fc2811b JR |
13741 | f->output_data.w32 = |
13742 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
13743 | bzero (f->output_data.w32, sizeof (struct w32_output)); | |
ca56d953 JR |
13744 | |
13745 | FRAME_FONTSET (f) = -1; | |
6fc2811b JR |
13746 | f->icon_name = Qnil; |
13747 | ||
ca56d953 | 13748 | #if 0 /* GLYPH_DEBUG TODO: image support. */ |
937e601e AI |
13749 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
13750 | dpyinfo_refcount = dpyinfo->reference_count; | |
13751 | #endif /* GLYPH_DEBUG */ | |
6fc2811b JR |
13752 | #ifdef MULTI_KBOARD |
13753 | FRAME_KBOARD (f) = kb; | |
13754 | #endif | |
13755 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
13756 | f->output_data.w32->explicit_parent = 0; | |
13757 | ||
13758 | /* Set the name; the functions to which we pass f expect the name to | |
13759 | be set. */ | |
13760 | if (EQ (name, Qunbound) || NILP (name)) | |
13761 | { | |
ca56d953 | 13762 | f->name = build_string (dpyinfo->w32_id_name); |
6fc2811b JR |
13763 | f->explicit_name = 0; |
13764 | } | |
13765 | else | |
13766 | { | |
13767 | f->name = name; | |
13768 | f->explicit_name = 1; | |
13769 | /* use the frame's title when getting resources for this frame. */ | |
13770 | specbind (Qx_resource_name, name); | |
13771 | } | |
13772 | ||
6fc2811b JR |
13773 | /* Extract the window parameters from the supplied values |
13774 | that are needed to determine window geometry. */ | |
13775 | { | |
13776 | Lisp_Object font; | |
13777 | ||
13778 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
13779 | ||
13780 | BLOCK_INPUT; | |
13781 | /* First, try whatever font the caller has specified. */ | |
13782 | if (STRINGP (font)) | |
13783 | { | |
13784 | tem = Fquery_fontset (font, Qnil); | |
13785 | if (STRINGP (tem)) | |
d5db4077 | 13786 | font = x_new_fontset (f, SDATA (tem)); |
6fc2811b | 13787 | else |
d5db4077 | 13788 | font = x_new_font (f, SDATA (font)); |
6fc2811b | 13789 | } |
7d0393cf | 13790 | |
6fc2811b JR |
13791 | /* Try out a font which we hope has bold and italic variations. */ |
13792 | if (!STRINGP (font)) | |
ca56d953 | 13793 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
6fc2811b | 13794 | if (! STRINGP (font)) |
ca56d953 | 13795 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
13796 | /* If those didn't work, look for something which will at least work. */ |
13797 | if (! STRINGP (font)) | |
ca56d953 | 13798 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
13799 | UNBLOCK_INPUT; |
13800 | if (! STRINGP (font)) | |
ca56d953 | 13801 | font = build_string ("Fixedsys"); |
6fc2811b JR |
13802 | |
13803 | x_default_parameter (f, parms, Qfont, font, | |
13804 | "font", "Font", RES_TYPE_STRING); | |
13805 | } | |
13806 | ||
13807 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
13808 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
6fc2811b JR |
13809 | /* This defaults to 2 in order to match xterm. We recognize either |
13810 | internalBorderWidth or internalBorder (which is what xterm calls | |
13811 | it). */ | |
13812 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
13813 | { | |
13814 | Lisp_Object value; | |
13815 | ||
13816 | value = w32_get_arg (parms, Qinternal_border_width, | |
13817 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
13818 | if (! EQ (value, Qunbound)) | |
13819 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
13820 | parms); | |
13821 | } | |
bfd6edcc | 13822 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
6fc2811b JR |
13823 | "internalBorderWidth", "internalBorderWidth", |
13824 | RES_TYPE_NUMBER); | |
13825 | ||
13826 | /* Also do the stuff which must be set before the window exists. */ | |
13827 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
13828 | "foreground", "Foreground", RES_TYPE_STRING); | |
13829 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
13830 | "background", "Background", RES_TYPE_STRING); | |
13831 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
13832 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
13833 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
13834 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
13835 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
13836 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
13837 | ||
13838 | /* Init faces before x_default_parameter is called for scroll-bar | |
13839 | parameters because that function calls x_set_scroll_bar_width, | |
13840 | which calls change_frame_size, which calls Fset_window_buffer, | |
13841 | which runs hooks, which call Fvertical_motion. At the end, we | |
13842 | end up in init_iterator with a null face cache, which should not | |
13843 | happen. */ | |
13844 | init_frame_faces (f); | |
ca56d953 JR |
13845 | |
13846 | f->output_data.w32->dwStyle = WS_BORDER | WS_POPUP | WS_DISABLED; | |
6fc2811b | 13847 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
9eb16b62 | 13848 | |
6fc2811b JR |
13849 | window_prompting = x_figure_window_size (f, parms); |
13850 | ||
9eb16b62 JR |
13851 | /* No fringes on tip frame. */ |
13852 | f->output_data.w32->fringes_extra = 0; | |
13853 | f->output_data.w32->fringe_cols = 0; | |
13854 | f->output_data.w32->left_fringe_width = 0; | |
13855 | f->output_data.w32->right_fringe_width = 0; | |
13856 | ||
6fc2811b JR |
13857 | if (window_prompting & XNegative) |
13858 | { | |
13859 | if (window_prompting & YNegative) | |
13860 | f->output_data.w32->win_gravity = SouthEastGravity; | |
13861 | else | |
13862 | f->output_data.w32->win_gravity = NorthEastGravity; | |
13863 | } | |
13864 | else | |
13865 | { | |
13866 | if (window_prompting & YNegative) | |
13867 | f->output_data.w32->win_gravity = SouthWestGravity; | |
13868 | else | |
13869 | f->output_data.w32->win_gravity = NorthWestGravity; | |
13870 | } | |
13871 | ||
13872 | f->output_data.w32->size_hint_flags = window_prompting; | |
ca56d953 JR |
13873 | |
13874 | BLOCK_INPUT; | |
13875 | my_create_tip_window (f); | |
13876 | UNBLOCK_INPUT; | |
6fc2811b JR |
13877 | |
13878 | x_make_gc (f); | |
13879 | ||
13880 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
13881 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
13882 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
13883 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
13884 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
13885 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
13886 | ||
13887 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
13888 | Change will not be effected unless different from the current | |
13889 | f->height. */ | |
13890 | width = f->width; | |
13891 | height = f->height; | |
13892 | f->height = 0; | |
13893 | SET_FRAME_WIDTH (f, 0); | |
13894 | change_frame_size (f, height, width, 1, 0, 0); | |
13895 | ||
cd1d850f JPW |
13896 | /* Add `tooltip' frame parameter's default value. */ |
13897 | if (NILP (Fframe_parameter (frame, intern ("tooltip")))) | |
13898 | Fmodify_frame_parameters (frame, Fcons (Fcons (intern ("tooltip"), Qt), | |
13899 | Qnil)); | |
7d0393cf | 13900 | |
3cf3436e JR |
13901 | /* Set up faces after all frame parameters are known. This call |
13902 | also merges in face attributes specified for new frames. | |
13903 | ||
13904 | Frame parameters may be changed if .Xdefaults contains | |
13905 | specifications for the default font. For example, if there is an | |
13906 | `Emacs.default.attributeBackground: pink', the `background-color' | |
13907 | attribute of the frame get's set, which let's the internal border | |
13908 | of the tooltip frame appear in pink. Prevent this. */ | |
13909 | { | |
13910 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
13911 | ||
13912 | /* Set tip_frame here, so that */ | |
13913 | tip_frame = frame; | |
13914 | call1 (Qface_set_after_frame_default, frame); | |
7d0393cf | 13915 | |
3cf3436e JR |
13916 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) |
13917 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
13918 | Qnil)); | |
13919 | } | |
7d0393cf | 13920 | |
6fc2811b JR |
13921 | f->no_split = 1; |
13922 | ||
13923 | UNGCPRO; | |
13924 | ||
13925 | /* It is now ok to make the frame official even if we get an error | |
13926 | below. And the frame needs to be on Vframe_list or making it | |
13927 | visible won't work. */ | |
13928 | Vframe_list = Fcons (frame, Vframe_list); | |
13929 | ||
13930 | /* Now that the frame is official, it counts as a reference to | |
13931 | its display. */ | |
13932 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
ee78dc32 | 13933 | |
3cf3436e JR |
13934 | /* Setting attributes of faces of the tooltip frame from resources |
13935 | and similar will increment face_change_count, which leads to the | |
13936 | clearing of all current matrices. Since this isn't necessary | |
13937 | here, avoid it by resetting face_change_count to the value it | |
13938 | had before we created the tip frame. */ | |
13939 | face_change_count = face_change_count_before; | |
13940 | ||
13941 | /* Discard the unwind_protect. */ | |
6fc2811b | 13942 | return unbind_to (count, frame); |
ee78dc32 GV |
13943 | } |
13944 | ||
3cf3436e JR |
13945 | |
13946 | /* Compute where to display tip frame F. PARMS is the list of frame | |
13947 | parameters for F. DX and DY are specified offsets from the current | |
13948 | location of the mouse. WIDTH and HEIGHT are the width and height | |
13949 | of the tooltip. Return coordinates relative to the root window of | |
13950 | the display in *ROOT_X, and *ROOT_Y. */ | |
13951 | ||
13952 | static void | |
13953 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) | |
13954 | struct frame *f; | |
13955 | Lisp_Object parms, dx, dy; | |
13956 | int width, height; | |
13957 | int *root_x, *root_y; | |
13958 | { | |
3cf3436e | 13959 | Lisp_Object left, top; |
7d0393cf | 13960 | |
3cf3436e JR |
13961 | /* User-specified position? */ |
13962 | left = Fcdr (Fassq (Qleft, parms)); | |
13963 | top = Fcdr (Fassq (Qtop, parms)); | |
7d0393cf | 13964 | |
3cf3436e JR |
13965 | /* Move the tooltip window where the mouse pointer is. Resize and |
13966 | show it. */ | |
ca56d953 | 13967 | if (!INTEGERP (left) || !INTEGERP (top)) |
3cf3436e | 13968 | { |
ca56d953 JR |
13969 | POINT pt; |
13970 | ||
3cf3436e | 13971 | BLOCK_INPUT; |
ca56d953 JR |
13972 | GetCursorPos (&pt); |
13973 | *root_x = pt.x; | |
13974 | *root_y = pt.y; | |
3cf3436e JR |
13975 | UNBLOCK_INPUT; |
13976 | } | |
13977 | ||
13978 | if (INTEGERP (top)) | |
13979 | *root_y = XINT (top); | |
13980 | else if (*root_y + XINT (dy) - height < 0) | |
13981 | *root_y -= XINT (dy); | |
13982 | else | |
13983 | { | |
13984 | *root_y -= height; | |
13985 | *root_y += XINT (dy); | |
13986 | } | |
13987 | ||
13988 | if (INTEGERP (left)) | |
13989 | *root_x = XINT (left); | |
72e4adef JR |
13990 | else if (*root_x + XINT (dx) + width <= FRAME_W32_DISPLAY_INFO (f)->width) |
13991 | /* It fits to the right of the pointer. */ | |
13992 | *root_x += XINT (dx); | |
13993 | else if (width + XINT (dx) <= *root_x) | |
13994 | /* It fits to the left of the pointer. */ | |
3cf3436e JR |
13995 | *root_x -= width + XINT (dx); |
13996 | else | |
72e4adef JR |
13997 | /* Put it left justified on the screen -- it ought to fit that way. */ |
13998 | *root_x = 0; | |
3cf3436e JR |
13999 | } |
14000 | ||
14001 | ||
71eab8d1 | 14002 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
74e1aeec JR |
14003 | doc: /* Show STRING in a \"tooltip\" window on frame FRAME. |
14004 | A tooltip window is a small window displaying a string. | |
14005 | ||
14006 | FRAME nil or omitted means use the selected frame. | |
14007 | ||
14008 | PARMS is an optional list of frame parameters which can be | |
14009 | used to change the tooltip's appearance. | |
14010 | ||
ca56d953 JR |
14011 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil |
14012 | means use the default timeout of 5 seconds. | |
74e1aeec | 14013 | |
ca56d953 | 14014 | If the list of frame parameters PARAMS contains a `left' parameter, |
74e1aeec JR |
14015 | the tooltip is displayed at that x-position. Otherwise it is |
14016 | displayed at the mouse position, with offset DX added (default is 5 if | |
14017 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
14018 | parameter is specified, it determines the y-position of the tooltip | |
14019 | window, otherwise it is displayed at the mouse position, with offset | |
14020 | DY added (default is -10). | |
14021 | ||
14022 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
14023 | Text larger than the specified size is clipped. */) | |
71eab8d1 AI |
14024 | (string, frame, parms, timeout, dx, dy) |
14025 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
ee78dc32 | 14026 | { |
6fc2811b JR |
14027 | struct frame *f; |
14028 | struct window *w; | |
3cf3436e | 14029 | int root_x, root_y; |
6fc2811b JR |
14030 | struct buffer *old_buffer; |
14031 | struct text_pos pos; | |
14032 | int i, width, height; | |
6fc2811b JR |
14033 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
14034 | int old_windows_or_buffers_changed = windows_or_buffers_changed; | |
331379bf | 14035 | int count = SPECPDL_INDEX (); |
7d0393cf | 14036 | |
6fc2811b | 14037 | specbind (Qinhibit_redisplay, Qt); |
ee78dc32 | 14038 | |
dfff8a69 | 14039 | GCPRO4 (string, parms, frame, timeout); |
ee78dc32 | 14040 | |
b7826503 | 14041 | CHECK_STRING (string); |
6fc2811b JR |
14042 | f = check_x_frame (frame); |
14043 | if (NILP (timeout)) | |
14044 | timeout = make_number (5); | |
14045 | else | |
b7826503 | 14046 | CHECK_NATNUM (timeout); |
ee78dc32 | 14047 | |
71eab8d1 AI |
14048 | if (NILP (dx)) |
14049 | dx = make_number (5); | |
14050 | else | |
b7826503 | 14051 | CHECK_NUMBER (dx); |
7d0393cf | 14052 | |
71eab8d1 | 14053 | if (NILP (dy)) |
dc220243 | 14054 | dy = make_number (-10); |
71eab8d1 | 14055 | else |
b7826503 | 14056 | CHECK_NUMBER (dy); |
71eab8d1 | 14057 | |
dc220243 JR |
14058 | if (NILP (last_show_tip_args)) |
14059 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
14060 | ||
14061 | if (!NILP (tip_frame)) | |
14062 | { | |
14063 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
14064 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
14065 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
14066 | ||
14067 | if (EQ (frame, last_frame) | |
14068 | && !NILP (Fequal (last_string, string)) | |
14069 | && !NILP (Fequal (last_parms, parms))) | |
14070 | { | |
14071 | struct frame *f = XFRAME (tip_frame); | |
7d0393cf | 14072 | |
dc220243 JR |
14073 | /* Only DX and DY have changed. */ |
14074 | if (!NILP (tip_timer)) | |
14075 | { | |
14076 | Lisp_Object timer = tip_timer; | |
14077 | tip_timer = Qnil; | |
14078 | call1 (Qcancel_timer, timer); | |
14079 | } | |
14080 | ||
14081 | BLOCK_INPUT; | |
ca56d953 JR |
14082 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
14083 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
d65a9cdc JR |
14084 | |
14085 | /* Put tooltip in topmost group and in position. */ | |
ca56d953 JR |
14086 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
14087 | root_x, root_y, 0, 0, | |
14088 | SWP_NOSIZE | SWP_NOACTIVATE); | |
d65a9cdc JR |
14089 | |
14090 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ | |
14091 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, | |
14092 | 0, 0, 0, 0, | |
14093 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); | |
14094 | ||
dc220243 JR |
14095 | UNBLOCK_INPUT; |
14096 | goto start_timer; | |
14097 | } | |
14098 | } | |
14099 | ||
6fc2811b JR |
14100 | /* Hide a previous tip, if any. */ |
14101 | Fx_hide_tip (); | |
ee78dc32 | 14102 | |
dc220243 JR |
14103 | ASET (last_show_tip_args, 0, string); |
14104 | ASET (last_show_tip_args, 1, frame); | |
14105 | ASET (last_show_tip_args, 2, parms); | |
14106 | ||
6fc2811b JR |
14107 | /* Add default values to frame parameters. */ |
14108 | if (NILP (Fassq (Qname, parms))) | |
14109 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
14110 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
14111 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
14112 | if (NILP (Fassq (Qborder_width, parms))) | |
14113 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
14114 | if (NILP (Fassq (Qborder_color, parms))) | |
14115 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
14116 | if (NILP (Fassq (Qbackground_color, parms))) | |
14117 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
14118 | parms); | |
14119 | ||
0e3fcdef JR |
14120 | /* Block input until the tip has been fully drawn, to avoid crashes |
14121 | when drawing tips in menus. */ | |
14122 | BLOCK_INPUT; | |
14123 | ||
6fc2811b JR |
14124 | /* Create a frame for the tooltip, and record it in the global |
14125 | variable tip_frame. */ | |
ca56d953 | 14126 | frame = x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f), parms, string); |
937e601e | 14127 | f = XFRAME (frame); |
6fc2811b | 14128 | |
3cf3436e | 14129 | /* Set up the frame's root window. */ |
6fc2811b JR |
14130 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
14131 | w->left = w->top = make_number (0); | |
3cf3436e JR |
14132 | |
14133 | if (CONSP (Vx_max_tooltip_size) | |
14134 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
14135 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
14136 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
14137 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
14138 | { | |
14139 | w->width = XCAR (Vx_max_tooltip_size); | |
14140 | w->height = XCDR (Vx_max_tooltip_size); | |
14141 | } | |
14142 | else | |
14143 | { | |
14144 | w->width = make_number (80); | |
14145 | w->height = make_number (40); | |
14146 | } | |
7d0393cf | 14147 | |
3cf3436e | 14148 | f->window_width = XINT (w->width); |
6fc2811b JR |
14149 | adjust_glyphs (f); |
14150 | w->pseudo_window_p = 1; | |
14151 | ||
14152 | /* Display the tooltip text in a temporary buffer. */ | |
6fc2811b | 14153 | old_buffer = current_buffer; |
3cf3436e JR |
14154 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
14155 | current_buffer->truncate_lines = Qnil; | |
6fc2811b JR |
14156 | clear_glyph_matrix (w->desired_matrix); |
14157 | clear_glyph_matrix (w->current_matrix); | |
14158 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
14159 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
14160 | ||
14161 | /* Compute width and height of the tooltip. */ | |
14162 | width = height = 0; | |
14163 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
ee78dc32 | 14164 | { |
6fc2811b JR |
14165 | struct glyph_row *row = &w->desired_matrix->rows[i]; |
14166 | struct glyph *last; | |
14167 | int row_width; | |
14168 | ||
14169 | /* Stop at the first empty row at the end. */ | |
14170 | if (!row->enabled_p || !row->displays_text_p) | |
14171 | break; | |
14172 | ||
14173 | /* Let the row go over the full width of the frame. */ | |
14174 | row->full_width_p = 1; | |
14175 | ||
4e3a1c61 JR |
14176 | #ifdef TODO /* Investigate why some fonts need more width than is |
14177 | calculated for some tooltips. */ | |
6fc2811b JR |
14178 | /* There's a glyph at the end of rows that is use to place |
14179 | the cursor there. Don't include the width of this glyph. */ | |
14180 | if (row->used[TEXT_AREA]) | |
14181 | { | |
14182 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
14183 | row_width = row->pixel_width - last->pixel_width; | |
14184 | } | |
14185 | else | |
4e3a1c61 | 14186 | #endif |
6fc2811b | 14187 | row_width = row->pixel_width; |
7d0393cf | 14188 | |
ca56d953 | 14189 | /* TODO: find why tips do not draw along baseline as instructed. */ |
bfd6edcc | 14190 | height += row->height; |
6fc2811b | 14191 | width = max (width, row_width); |
ee78dc32 GV |
14192 | } |
14193 | ||
6fc2811b JR |
14194 | /* Add the frame's internal border to the width and height the X |
14195 | window should have. */ | |
14196 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
14197 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
ee78dc32 | 14198 | |
6fc2811b JR |
14199 | /* Move the tooltip window where the mouse pointer is. Resize and |
14200 | show it. */ | |
3cf3436e | 14201 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
71eab8d1 | 14202 | |
bfd6edcc JR |
14203 | { |
14204 | /* Adjust Window size to take border into account. */ | |
14205 | RECT rect; | |
14206 | rect.left = rect.top = 0; | |
14207 | rect.right = width; | |
14208 | rect.bottom = height; | |
14209 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
14210 | FRAME_EXTERNAL_MENU_BAR (f)); | |
14211 | ||
d65a9cdc | 14212 | /* Position and size tooltip, and put it in the topmost group. */ |
bfd6edcc JR |
14213 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, |
14214 | root_x, root_y, rect.right - rect.left, | |
14215 | rect.bottom - rect.top, SWP_NOACTIVATE); | |
14216 | ||
d65a9cdc JR |
14217 | /* Ensure tooltip is on top of other topmost windows (eg menus). */ |
14218 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOP, | |
14219 | 0, 0, 0, 0, | |
14220 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE); | |
14221 | ||
bfd6edcc JR |
14222 | /* Let redisplay know that we have made the frame visible already. */ |
14223 | f->async_visible = 1; | |
14224 | ||
14225 | ShowWindow (FRAME_W32_WINDOW (f), SW_SHOWNOACTIVATE); | |
14226 | } | |
ee78dc32 | 14227 | |
6fc2811b JR |
14228 | /* Draw into the window. */ |
14229 | w->must_be_updated_p = 1; | |
14230 | update_single_window (w, 1); | |
ee78dc32 | 14231 | |
0e3fcdef JR |
14232 | UNBLOCK_INPUT; |
14233 | ||
6fc2811b JR |
14234 | /* Restore original current buffer. */ |
14235 | set_buffer_internal_1 (old_buffer); | |
14236 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
ee78dc32 | 14237 | |
dc220243 | 14238 | start_timer: |
6fc2811b JR |
14239 | /* Let the tip disappear after timeout seconds. */ |
14240 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
14241 | intern ("x-hide-tip")); | |
ee78dc32 | 14242 | |
dfff8a69 | 14243 | UNGCPRO; |
6fc2811b | 14244 | return unbind_to (count, Qnil); |
ee78dc32 GV |
14245 | } |
14246 | ||
ee78dc32 | 14247 | |
6fc2811b | 14248 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, |
74e1aeec JR |
14249 | doc: /* Hide the current tooltip window, if there is any. |
14250 | Value is t if tooltip was open, nil otherwise. */) | |
6fc2811b JR |
14251 | () |
14252 | { | |
937e601e AI |
14253 | int count; |
14254 | Lisp_Object deleted, frame, timer; | |
14255 | struct gcpro gcpro1, gcpro2; | |
14256 | ||
14257 | /* Return quickly if nothing to do. */ | |
14258 | if (NILP (tip_timer) && NILP (tip_frame)) | |
14259 | return Qnil; | |
7d0393cf | 14260 | |
937e601e AI |
14261 | frame = tip_frame; |
14262 | timer = tip_timer; | |
14263 | GCPRO2 (frame, timer); | |
14264 | tip_frame = tip_timer = deleted = Qnil; | |
7d0393cf | 14265 | |
331379bf | 14266 | count = SPECPDL_INDEX (); |
6fc2811b | 14267 | specbind (Qinhibit_redisplay, Qt); |
937e601e | 14268 | specbind (Qinhibit_quit, Qt); |
7d0393cf | 14269 | |
937e601e | 14270 | if (!NILP (timer)) |
dc220243 | 14271 | call1 (Qcancel_timer, timer); |
ee78dc32 | 14272 | |
937e601e | 14273 | if (FRAMEP (frame)) |
6fc2811b | 14274 | { |
937e601e AI |
14275 | Fdelete_frame (frame, Qnil); |
14276 | deleted = Qt; | |
6fc2811b | 14277 | } |
1edf84e7 | 14278 | |
937e601e AI |
14279 | UNGCPRO; |
14280 | return unbind_to (count, deleted); | |
6fc2811b | 14281 | } |
5ac45f98 | 14282 | |
5ac45f98 | 14283 | |
6fc2811b JR |
14284 | \f |
14285 | /*********************************************************************** | |
14286 | File selection dialog | |
14287 | ***********************************************************************/ | |
6fc2811b JR |
14288 | extern Lisp_Object Qfile_name_history; |
14289 | ||
1030b26b JR |
14290 | /* Callback for altering the behaviour of the Open File dialog. |
14291 | Makes the Filename text field contain "Current Directory" and be | |
14292 | read-only when "Directories" is selected in the filter. This | |
14293 | allows us to work around the fact that the standard Open File | |
14294 | dialog does not support directories. */ | |
14295 | UINT CALLBACK | |
14296 | file_dialog_callback (hwnd, msg, wParam, lParam) | |
14297 | HWND hwnd; | |
14298 | UINT msg; | |
14299 | WPARAM wParam; | |
14300 | LPARAM lParam; | |
14301 | { | |
14302 | if (msg == WM_NOTIFY) | |
14303 | { | |
14304 | OFNOTIFY * notify = (OFNOTIFY *)lParam; | |
14305 | /* Detect when the Filter dropdown is changed. */ | |
14306 | if (notify->hdr.code == CDN_TYPECHANGE) | |
14307 | { | |
14308 | HWND dialog = GetParent (hwnd); | |
14309 | HWND edit_control = GetDlgItem (dialog, FILE_NAME_TEXT_FIELD); | |
14310 | ||
14311 | /* Directories is in index 2. */ | |
14312 | if (notify->lpOFN->nFilterIndex == 2) | |
14313 | { | |
14314 | CommDlg_OpenSave_SetControlText (dialog, FILE_NAME_TEXT_FIELD, | |
14315 | "Current Directory"); | |
14316 | EnableWindow (edit_control, FALSE); | |
14317 | } | |
14318 | else | |
14319 | { | |
14320 | CommDlg_OpenSave_SetControlText (dialog, FILE_NAME_TEXT_FIELD, | |
14321 | ""); | |
14322 | EnableWindow (edit_control, TRUE); | |
14323 | } | |
14324 | } | |
14325 | } | |
14326 | return 0; | |
14327 | } | |
14328 | ||
6fc2811b | 14329 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
74e1aeec JR |
14330 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
14331 | Use a file selection dialog. | |
14332 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
14333 | specified. Ensure that file exists if MUSTMATCH is non-nil. */) | |
6fc2811b JR |
14334 | (prompt, dir, default_filename, mustmatch) |
14335 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
14336 | { | |
14337 | struct frame *f = SELECTED_FRAME (); | |
14338 | Lisp_Object file = Qnil; | |
aed13378 | 14339 | int count = SPECPDL_INDEX (); |
6fc2811b JR |
14340 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; |
14341 | char filename[MAX_PATH + 1]; | |
14342 | char init_dir[MAX_PATH + 1]; | |
6fc2811b JR |
14343 | |
14344 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
14345 | CHECK_STRING (prompt); |
14346 | CHECK_STRING (dir); | |
6fc2811b JR |
14347 | |
14348 | /* Create the dialog with PROMPT as title, using DIR as initial | |
14349 | directory and using "*" as pattern. */ | |
14350 | dir = Fexpand_file_name (dir, Qnil); | |
d5db4077 | 14351 | strncpy (init_dir, SDATA (dir), MAX_PATH); |
6fc2811b JR |
14352 | init_dir[MAX_PATH] = '\0'; |
14353 | unixtodos_filename (init_dir); | |
14354 | ||
14355 | if (STRINGP (default_filename)) | |
14356 | { | |
14357 | char *file_name_only; | |
d5db4077 | 14358 | char *full_path_name = SDATA (default_filename); |
5ac45f98 | 14359 | |
6fc2811b | 14360 | unixtodos_filename (full_path_name); |
5ac45f98 | 14361 | |
6fc2811b JR |
14362 | file_name_only = strrchr (full_path_name, '\\'); |
14363 | if (!file_name_only) | |
14364 | file_name_only = full_path_name; | |
14365 | else | |
14366 | { | |
14367 | file_name_only++; | |
6fc2811b | 14368 | } |
ee78dc32 | 14369 | |
6fc2811b JR |
14370 | strncpy (filename, file_name_only, MAX_PATH); |
14371 | filename[MAX_PATH] = '\0'; | |
14372 | } | |
ee78dc32 | 14373 | else |
6fc2811b | 14374 | filename[0] = '\0'; |
ee78dc32 | 14375 | |
1030b26b JR |
14376 | { |
14377 | OPENFILENAME file_details; | |
5ac45f98 | 14378 | |
1030b26b JR |
14379 | /* Prevent redisplay. */ |
14380 | specbind (Qinhibit_redisplay, Qt); | |
14381 | BLOCK_INPUT; | |
ee78dc32 | 14382 | |
1030b26b JR |
14383 | bzero (&file_details, sizeof (file_details)); |
14384 | file_details.lStructSize = sizeof (file_details); | |
14385 | file_details.hwndOwner = FRAME_W32_WINDOW (f); | |
14386 | /* Undocumented Bug in Common File Dialog: | |
14387 | If a filter is not specified, shell links are not resolved. */ | |
14388 | file_details.lpstrFilter = "All Files (*.*)\0*.*\0Directories\0*|*\0\0"; | |
14389 | file_details.lpstrFile = filename; | |
14390 | file_details.nMaxFile = sizeof (filename); | |
14391 | file_details.lpstrInitialDir = init_dir; | |
d5db4077 | 14392 | file_details.lpstrTitle = SDATA (prompt); |
1030b26b JR |
14393 | file_details.Flags = (OFN_HIDEREADONLY | OFN_NOCHANGEDIR |
14394 | | OFN_EXPLORER | OFN_ENABLEHOOK); | |
14395 | if (!NILP (mustmatch)) | |
14396 | file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; | |
14397 | ||
14398 | file_details.lpfnHook = (LPOFNHOOKPROC) file_dialog_callback; | |
14399 | ||
14400 | if (GetOpenFileName (&file_details)) | |
14401 | { | |
14402 | dostounix_filename (filename); | |
14403 | if (file_details.nFilterIndex == 2) | |
14404 | { | |
14405 | /* "Folder Only" selected - strip dummy file name. */ | |
14406 | char * last = strrchr (filename, '/'); | |
14407 | *last = '\0'; | |
14408 | } | |
6fc2811b | 14409 | |
1030b26b JR |
14410 | file = DECODE_FILE(build_string (filename)); |
14411 | } | |
14412 | /* User cancelled the dialog without making a selection. */ | |
14413 | else if (!CommDlgExtendedError ()) | |
14414 | file = Qnil; | |
14415 | /* An error occurred, fallback on reading from the mini-buffer. */ | |
14416 | else | |
14417 | file = Fcompleting_read (prompt, intern ("read-file-name-internal"), | |
14418 | dir, mustmatch, dir, Qfile_name_history, | |
14419 | default_filename, Qnil); | |
14420 | ||
14421 | UNBLOCK_INPUT; | |
14422 | file = unbind_to (count, file); | |
14423 | } | |
ee78dc32 | 14424 | |
6fc2811b | 14425 | UNGCPRO; |
1edf84e7 | 14426 | |
6fc2811b JR |
14427 | /* Make "Cancel" equivalent to C-g. */ |
14428 | if (NILP (file)) | |
14429 | Fsignal (Qquit, Qnil); | |
ee78dc32 | 14430 | |
dfff8a69 | 14431 | return unbind_to (count, file); |
6fc2811b | 14432 | } |
ee78dc32 | 14433 | |
ee78dc32 | 14434 | |
6fc2811b | 14435 | \f |
6fc2811b JR |
14436 | /*********************************************************************** |
14437 | w32 specialized functions | |
14438 | ***********************************************************************/ | |
ee78dc32 | 14439 | |
d84b082d | 14440 | DEFUN ("w32-select-font", Fw32_select_font, Sw32_select_font, 0, 2, 0, |
74e1aeec JR |
14441 | doc: /* Select a font using the W32 font dialog. |
14442 | Returns an X font string corresponding to the selection. */) | |
d84b082d JR |
14443 | (frame, include_proportional) |
14444 | Lisp_Object frame, include_proportional; | |
ee78dc32 GV |
14445 | { |
14446 | FRAME_PTR f = check_x_frame (frame); | |
14447 | CHOOSEFONT cf; | |
14448 | LOGFONT lf; | |
f46e6225 GV |
14449 | TEXTMETRIC tm; |
14450 | HDC hdc; | |
14451 | HANDLE oldobj; | |
ee78dc32 GV |
14452 | char buf[100]; |
14453 | ||
14454 | bzero (&cf, sizeof (cf)); | |
f46e6225 | 14455 | bzero (&lf, sizeof (lf)); |
ee78dc32 GV |
14456 | |
14457 | cf.lStructSize = sizeof (cf); | |
fbd6baed | 14458 | cf.hwndOwner = FRAME_W32_WINDOW (f); |
d84b082d JR |
14459 | cf.Flags = CF_FORCEFONTEXIST | CF_SCREENFONTS | CF_NOVERTFONTS; |
14460 | ||
14461 | /* Unless include_proportional is non-nil, limit the selection to | |
14462 | monospaced fonts. */ | |
14463 | if (NILP (include_proportional)) | |
14464 | cf.Flags |= CF_FIXEDPITCHONLY; | |
14465 | ||
ee78dc32 GV |
14466 | cf.lpLogFont = &lf; |
14467 | ||
f46e6225 GV |
14468 | /* Initialize as much of the font details as we can from the current |
14469 | default font. */ | |
14470 | hdc = GetDC (FRAME_W32_WINDOW (f)); | |
14471 | oldobj = SelectObject (hdc, FRAME_FONT (f)->hfont); | |
14472 | GetTextFace (hdc, LF_FACESIZE, lf.lfFaceName); | |
14473 | if (GetTextMetrics (hdc, &tm)) | |
14474 | { | |
14475 | lf.lfHeight = tm.tmInternalLeading - tm.tmHeight; | |
14476 | lf.lfWeight = tm.tmWeight; | |
14477 | lf.lfItalic = tm.tmItalic; | |
14478 | lf.lfUnderline = tm.tmUnderlined; | |
14479 | lf.lfStrikeOut = tm.tmStruckOut; | |
f46e6225 GV |
14480 | lf.lfCharSet = tm.tmCharSet; |
14481 | cf.Flags |= CF_INITTOLOGFONTSTRUCT; | |
14482 | } | |
14483 | SelectObject (hdc, oldobj); | |
6fc2811b | 14484 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
f46e6225 | 14485 | |
767b1ff0 | 14486 | if (!ChooseFont (&cf) || !w32_to_x_font (&lf, buf, 100, NULL)) |
3c190163 | 14487 | return Qnil; |
ee78dc32 GV |
14488 | |
14489 | return build_string (buf); | |
14490 | } | |
14491 | ||
74e1aeec JR |
14492 | DEFUN ("w32-send-sys-command", Fw32_send_sys_command, |
14493 | Sw32_send_sys_command, 1, 2, 0, | |
14494 | doc: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND. | |
d84b082d JR |
14495 | Some useful values for command are #xf030 to maximise frame (#xf020 |
14496 | to minimize), #xf120 to restore frame to original size, and #xf100 | |
14497 | to activate the menubar for keyboard access. #xf140 activates the | |
74e1aeec JR |
14498 | screen saver if defined. |
14499 | ||
14500 | If optional parameter FRAME is not specified, use selected frame. */) | |
1edf84e7 GV |
14501 | (command, frame) |
14502 | Lisp_Object command, frame; | |
14503 | { | |
1edf84e7 GV |
14504 | FRAME_PTR f = check_x_frame (frame); |
14505 | ||
b7826503 | 14506 | CHECK_NUMBER (command); |
1edf84e7 | 14507 | |
ce6059da | 14508 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, XINT (command), 0); |
1edf84e7 GV |
14509 | |
14510 | return Qnil; | |
14511 | } | |
14512 | ||
55dcfc15 | 14513 | DEFUN ("w32-shell-execute", Fw32_shell_execute, Sw32_shell_execute, 2, 4, 0, |
74e1aeec JR |
14514 | doc: /* Get Windows to perform OPERATION on DOCUMENT. |
14515 | This is a wrapper around the ShellExecute system function, which | |
14516 | invokes the application registered to handle OPERATION for DOCUMENT. | |
14517 | OPERATION is typically \"open\", \"print\" or \"explore\" (but can be | |
14518 | nil for the default action), and DOCUMENT is typically the name of a | |
14519 | document file or URL, but can also be a program executable to run or | |
14520 | a directory to open in the Windows Explorer. | |
14521 | ||
14522 | If DOCUMENT is a program executable, PARAMETERS can be a string | |
14523 | containing command line parameters, but otherwise should be nil. | |
14524 | ||
14525 | SHOW-FLAG can be used to control whether the invoked application is hidden | |
14526 | or minimized. If SHOW-FLAG is nil, the application is displayed normally, | |
14527 | otherwise it is an integer representing a ShowWindow flag: | |
14528 | ||
14529 | 0 - start hidden | |
14530 | 1 - start normally | |
14531 | 3 - start maximized | |
14532 | 6 - start minimized */) | |
55dcfc15 AI |
14533 | (operation, document, parameters, show_flag) |
14534 | Lisp_Object operation, document, parameters, show_flag; | |
14535 | { | |
14536 | Lisp_Object current_dir; | |
14537 | ||
b7826503 | 14538 | CHECK_STRING (document); |
55dcfc15 AI |
14539 | |
14540 | /* Encode filename and current directory. */ | |
14541 | current_dir = ENCODE_FILE (current_buffer->directory); | |
14542 | document = ENCODE_FILE (document); | |
14543 | if ((int) ShellExecute (NULL, | |
6fc2811b | 14544 | (STRINGP (operation) ? |
d5db4077 KR |
14545 | SDATA (operation) : NULL), |
14546 | SDATA (document), | |
55dcfc15 | 14547 | (STRINGP (parameters) ? |
d5db4077 KR |
14548 | SDATA (parameters) : NULL), |
14549 | SDATA (current_dir), | |
55dcfc15 AI |
14550 | (INTEGERP (show_flag) ? |
14551 | XINT (show_flag) : SW_SHOWDEFAULT)) | |
14552 | > 32) | |
14553 | return Qt; | |
90d97e64 | 14554 | error ("ShellExecute failed: %s", w32_strerror (0)); |
55dcfc15 AI |
14555 | } |
14556 | ||
ccc2d29c GV |
14557 | /* Lookup virtual keycode from string representing the name of a |
14558 | non-ascii keystroke into the corresponding virtual key, using | |
14559 | lispy_function_keys. */ | |
14560 | static int | |
14561 | lookup_vk_code (char *key) | |
14562 | { | |
14563 | int i; | |
14564 | ||
14565 | for (i = 0; i < 256; i++) | |
14566 | if (lispy_function_keys[i] != 0 | |
14567 | && strcmp (lispy_function_keys[i], key) == 0) | |
14568 | return i; | |
14569 | ||
14570 | return -1; | |
14571 | } | |
14572 | ||
14573 | /* Convert a one-element vector style key sequence to a hot key | |
14574 | definition. */ | |
14575 | static int | |
14576 | w32_parse_hot_key (key) | |
14577 | Lisp_Object key; | |
14578 | { | |
14579 | /* Copied from Fdefine_key and store_in_keymap. */ | |
14580 | register Lisp_Object c; | |
14581 | int vk_code; | |
14582 | int lisp_modifiers; | |
14583 | int w32_modifiers; | |
14584 | struct gcpro gcpro1; | |
14585 | ||
b7826503 | 14586 | CHECK_VECTOR (key); |
ccc2d29c GV |
14587 | |
14588 | if (XFASTINT (Flength (key)) != 1) | |
14589 | return Qnil; | |
14590 | ||
14591 | GCPRO1 (key); | |
14592 | ||
14593 | c = Faref (key, make_number (0)); | |
14594 | ||
14595 | if (CONSP (c) && lucid_event_type_list_p (c)) | |
14596 | c = Fevent_convert_list (c); | |
14597 | ||
14598 | UNGCPRO; | |
14599 | ||
14600 | if (! INTEGERP (c) && ! SYMBOLP (c)) | |
14601 | error ("Key definition is invalid"); | |
14602 | ||
14603 | /* Work out the base key and the modifiers. */ | |
14604 | if (SYMBOLP (c)) | |
14605 | { | |
14606 | c = parse_modifiers (c); | |
14607 | lisp_modifiers = Fcar (Fcdr (c)); | |
14608 | c = Fcar (c); | |
14609 | if (!SYMBOLP (c)) | |
14610 | abort (); | |
d5db4077 | 14611 | vk_code = lookup_vk_code (SDATA (SYMBOL_NAME (c))); |
ccc2d29c GV |
14612 | } |
14613 | else if (INTEGERP (c)) | |
14614 | { | |
14615 | lisp_modifiers = XINT (c) & ~CHARACTERBITS; | |
14616 | /* Many ascii characters are their own virtual key code. */ | |
14617 | vk_code = XINT (c) & CHARACTERBITS; | |
14618 | } | |
14619 | ||
14620 | if (vk_code < 0 || vk_code > 255) | |
14621 | return Qnil; | |
14622 | ||
14623 | if ((lisp_modifiers & meta_modifier) != 0 | |
14624 | && !NILP (Vw32_alt_is_meta)) | |
14625 | lisp_modifiers |= alt_modifier; | |
14626 | ||
71eab8d1 AI |
14627 | /* Supply defs missing from mingw32. */ |
14628 | #ifndef MOD_ALT | |
14629 | #define MOD_ALT 0x0001 | |
14630 | #define MOD_CONTROL 0x0002 | |
14631 | #define MOD_SHIFT 0x0004 | |
14632 | #define MOD_WIN 0x0008 | |
14633 | #endif | |
14634 | ||
ccc2d29c GV |
14635 | /* Convert lisp modifiers to Windows hot-key form. */ |
14636 | w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0; | |
14637 | w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0; | |
14638 | w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0; | |
14639 | w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0; | |
14640 | ||
14641 | return HOTKEY (vk_code, w32_modifiers); | |
14642 | } | |
14643 | ||
74e1aeec JR |
14644 | DEFUN ("w32-register-hot-key", Fw32_register_hot_key, |
14645 | Sw32_register_hot_key, 1, 1, 0, | |
14646 | doc: /* Register KEY as a hot-key combination. | |
14647 | Certain key combinations like Alt-Tab are reserved for system use on | |
14648 | Windows, and therefore are normally intercepted by the system. However, | |
14649 | most of these key combinations can be received by registering them as | |
14650 | hot-keys, overriding their special meaning. | |
14651 | ||
14652 | KEY must be a one element key definition in vector form that would be | |
14653 | acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta | |
14654 | modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper | |
14655 | is always interpreted as the Windows modifier keys. | |
14656 | ||
14657 | The return value is the hotkey-id if registered, otherwise nil. */) | |
ccc2d29c GV |
14658 | (key) |
14659 | Lisp_Object key; | |
14660 | { | |
14661 | key = w32_parse_hot_key (key); | |
14662 | ||
14663 | if (NILP (Fmemq (key, w32_grabbed_keys))) | |
14664 | { | |
14665 | /* Reuse an empty slot if possible. */ | |
14666 | Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys); | |
14667 | ||
14668 | /* Safe to add new key to list, even if we have focus. */ | |
14669 | if (NILP (item)) | |
14670 | w32_grabbed_keys = Fcons (key, w32_grabbed_keys); | |
14671 | else | |
f3fbd155 | 14672 | XSETCAR (item, key); |
ccc2d29c GV |
14673 | |
14674 | /* Notify input thread about new hot-key definition, so that it | |
14675 | takes effect without needing to switch focus. */ | |
14676 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, | |
14677 | (WPARAM) key, 0); | |
14678 | } | |
14679 | ||
14680 | return key; | |
14681 | } | |
14682 | ||
74e1aeec JR |
14683 | DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, |
14684 | Sw32_unregister_hot_key, 1, 1, 0, | |
14685 | doc: /* Unregister HOTKEY as a hot-key combination. */) | |
ccc2d29c GV |
14686 | (key) |
14687 | Lisp_Object key; | |
14688 | { | |
14689 | Lisp_Object item; | |
14690 | ||
14691 | if (!INTEGERP (key)) | |
14692 | key = w32_parse_hot_key (key); | |
14693 | ||
14694 | item = Fmemq (key, w32_grabbed_keys); | |
14695 | ||
14696 | if (!NILP (item)) | |
14697 | { | |
14698 | /* Notify input thread about hot-key definition being removed, so | |
14699 | that it takes effect without needing focus switch. */ | |
14700 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, | |
14701 | (WPARAM) XINT (XCAR (item)), (LPARAM) item)) | |
14702 | { | |
14703 | MSG msg; | |
14704 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
14705 | } | |
14706 | return Qt; | |
14707 | } | |
14708 | return Qnil; | |
14709 | } | |
14710 | ||
74e1aeec JR |
14711 | DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, |
14712 | Sw32_registered_hot_keys, 0, 0, 0, | |
14713 | doc: /* Return list of registered hot-key IDs. */) | |
ccc2d29c GV |
14714 | () |
14715 | { | |
14716 | return Fcopy_sequence (w32_grabbed_keys); | |
14717 | } | |
14718 | ||
74e1aeec JR |
14719 | DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, |
14720 | Sw32_reconstruct_hot_key, 1, 1, 0, | |
14721 | doc: /* Convert hot-key ID to a lisp key combination. */) | |
ccc2d29c GV |
14722 | (hotkeyid) |
14723 | Lisp_Object hotkeyid; | |
14724 | { | |
14725 | int vk_code, w32_modifiers; | |
14726 | Lisp_Object key; | |
14727 | ||
b7826503 | 14728 | CHECK_NUMBER (hotkeyid); |
ccc2d29c GV |
14729 | |
14730 | vk_code = HOTKEY_VK_CODE (hotkeyid); | |
14731 | w32_modifiers = HOTKEY_MODIFIERS (hotkeyid); | |
14732 | ||
14733 | if (lispy_function_keys[vk_code]) | |
14734 | key = intern (lispy_function_keys[vk_code]); | |
14735 | else | |
14736 | key = make_number (vk_code); | |
14737 | ||
14738 | key = Fcons (key, Qnil); | |
14739 | if (w32_modifiers & MOD_SHIFT) | |
3ef68e6b | 14740 | key = Fcons (Qshift, key); |
ccc2d29c | 14741 | if (w32_modifiers & MOD_CONTROL) |
3ef68e6b | 14742 | key = Fcons (Qctrl, key); |
ccc2d29c | 14743 | if (w32_modifiers & MOD_ALT) |
3ef68e6b | 14744 | key = Fcons (NILP (Vw32_alt_is_meta) ? Qalt : Qmeta, key); |
ccc2d29c | 14745 | if (w32_modifiers & MOD_WIN) |
3ef68e6b | 14746 | key = Fcons (Qhyper, key); |
ccc2d29c GV |
14747 | |
14748 | return key; | |
14749 | } | |
adcc3809 | 14750 | |
74e1aeec JR |
14751 | DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key, |
14752 | Sw32_toggle_lock_key, 1, 2, 0, | |
14753 | doc: /* Toggle the state of the lock key KEY. | |
14754 | KEY can be `capslock', `kp-numlock', or `scroll'. | |
14755 | If the optional parameter NEW-STATE is a number, then the state of KEY | |
14756 | is set to off if the low bit of NEW-STATE is zero, otherwise on. */) | |
adcc3809 GV |
14757 | (key, new_state) |
14758 | Lisp_Object key, new_state; | |
14759 | { | |
14760 | int vk_code; | |
adcc3809 GV |
14761 | |
14762 | if (EQ (key, intern ("capslock"))) | |
14763 | vk_code = VK_CAPITAL; | |
14764 | else if (EQ (key, intern ("kp-numlock"))) | |
14765 | vk_code = VK_NUMLOCK; | |
14766 | else if (EQ (key, intern ("scroll"))) | |
14767 | vk_code = VK_SCROLL; | |
14768 | else | |
14769 | return Qnil; | |
14770 | ||
14771 | if (!dwWindowsThreadId) | |
14772 | return make_number (w32_console_toggle_lock_key (vk_code, new_state)); | |
14773 | ||
14774 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, | |
14775 | (WPARAM) vk_code, (LPARAM) new_state)) | |
14776 | { | |
14777 | MSG msg; | |
14778 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
14779 | return make_number (msg.wParam); | |
14780 | } | |
14781 | return Qnil; | |
14782 | } | |
ee78dc32 | 14783 | \f |
2254bcde | 14784 | DEFUN ("file-system-info", Ffile_system_info, Sfile_system_info, 1, 1, 0, |
74e1aeec JR |
14785 | doc: /* Return storage information about the file system FILENAME is on. |
14786 | Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total | |
14787 | storage of the file system, FREE is the free storage, and AVAIL is the | |
14788 | storage available to a non-superuser. All 3 numbers are in bytes. | |
14789 | If the underlying system call fails, value is nil. */) | |
2254bcde AI |
14790 | (filename) |
14791 | Lisp_Object filename; | |
14792 | { | |
14793 | Lisp_Object encoded, value; | |
14794 | ||
b7826503 | 14795 | CHECK_STRING (filename); |
2254bcde AI |
14796 | filename = Fexpand_file_name (filename, Qnil); |
14797 | encoded = ENCODE_FILE (filename); | |
14798 | ||
14799 | value = Qnil; | |
14800 | ||
14801 | /* Determining the required information on Windows turns out, sadly, | |
14802 | to be more involved than one would hope. The original Win32 api | |
14803 | call for this will return bogus information on some systems, but we | |
14804 | must dynamically probe for the replacement api, since that was | |
14805 | added rather late on. */ | |
14806 | { | |
14807 | HMODULE hKernel = GetModuleHandle ("kernel32"); | |
14808 | BOOL (*pfn_GetDiskFreeSpaceEx) | |
14809 | (char *, PULARGE_INTEGER, PULARGE_INTEGER, PULARGE_INTEGER) | |
14810 | = (void *) GetProcAddress (hKernel, "GetDiskFreeSpaceEx"); | |
14811 | ||
14812 | /* On Windows, we may need to specify the root directory of the | |
14813 | volume holding FILENAME. */ | |
14814 | char rootname[MAX_PATH]; | |
d5db4077 | 14815 | char *name = SDATA (encoded); |
2254bcde AI |
14816 | |
14817 | /* find the root name of the volume if given */ | |
14818 | if (isalpha (name[0]) && name[1] == ':') | |
14819 | { | |
14820 | rootname[0] = name[0]; | |
14821 | rootname[1] = name[1]; | |
14822 | rootname[2] = '\\'; | |
14823 | rootname[3] = 0; | |
14824 | } | |
14825 | else if (IS_DIRECTORY_SEP (name[0]) && IS_DIRECTORY_SEP (name[1])) | |
14826 | { | |
14827 | char *str = rootname; | |
14828 | int slashes = 4; | |
14829 | do | |
14830 | { | |
14831 | if (IS_DIRECTORY_SEP (*name) && --slashes == 0) | |
14832 | break; | |
14833 | *str++ = *name++; | |
14834 | } | |
14835 | while ( *name ); | |
14836 | ||
14837 | *str++ = '\\'; | |
14838 | *str = 0; | |
14839 | } | |
14840 | ||
14841 | if (pfn_GetDiskFreeSpaceEx) | |
14842 | { | |
ac849ba4 JR |
14843 | /* Unsigned large integers cannot be cast to double, so |
14844 | use signed ones instead. */ | |
2254bcde AI |
14845 | LARGE_INTEGER availbytes; |
14846 | LARGE_INTEGER freebytes; | |
14847 | LARGE_INTEGER totalbytes; | |
14848 | ||
14849 | if (pfn_GetDiskFreeSpaceEx(rootname, | |
ac849ba4 JR |
14850 | (ULARGE_INTEGER *)&availbytes, |
14851 | (ULARGE_INTEGER *)&totalbytes, | |
14852 | (ULARGE_INTEGER *)&freebytes)) | |
2254bcde AI |
14853 | value = list3 (make_float ((double) totalbytes.QuadPart), |
14854 | make_float ((double) freebytes.QuadPart), | |
14855 | make_float ((double) availbytes.QuadPart)); | |
14856 | } | |
14857 | else | |
14858 | { | |
14859 | DWORD sectors_per_cluster; | |
14860 | DWORD bytes_per_sector; | |
14861 | DWORD free_clusters; | |
14862 | DWORD total_clusters; | |
14863 | ||
14864 | if (GetDiskFreeSpace(rootname, | |
14865 | §ors_per_cluster, | |
14866 | &bytes_per_sector, | |
14867 | &free_clusters, | |
14868 | &total_clusters)) | |
14869 | value = list3 (make_float ((double) total_clusters | |
14870 | * sectors_per_cluster * bytes_per_sector), | |
14871 | make_float ((double) free_clusters | |
14872 | * sectors_per_cluster * bytes_per_sector), | |
14873 | make_float ((double) free_clusters | |
14874 | * sectors_per_cluster * bytes_per_sector)); | |
14875 | } | |
14876 | } | |
14877 | ||
14878 | return value; | |
14879 | } | |
14880 | \f | |
0e3fcdef JR |
14881 | /*********************************************************************** |
14882 | Initialization | |
14883 | ***********************************************************************/ | |
14884 | ||
14885 | void | |
fbd6baed | 14886 | syms_of_w32fns () |
ee78dc32 | 14887 | { |
9785d95b BK |
14888 | globals_of_w32fns (); |
14889 | /* This is zero if not using MS-Windows. */ | |
1edf84e7 | 14890 | w32_in_use = 0; |
9eb16b62 JR |
14891 | track_mouse_window = NULL; |
14892 | ||
d285988b JR |
14893 | w32_visible_system_caret_hwnd = NULL; |
14894 | ||
ee78dc32 GV |
14895 | Qauto_raise = intern ("auto-raise"); |
14896 | staticpro (&Qauto_raise); | |
14897 | Qauto_lower = intern ("auto-lower"); | |
14898 | staticpro (&Qauto_lower); | |
ee78dc32 GV |
14899 | Qborder_color = intern ("border-color"); |
14900 | staticpro (&Qborder_color); | |
14901 | Qborder_width = intern ("border-width"); | |
14902 | staticpro (&Qborder_width); | |
ee78dc32 GV |
14903 | Qcursor_color = intern ("cursor-color"); |
14904 | staticpro (&Qcursor_color); | |
14905 | Qcursor_type = intern ("cursor-type"); | |
14906 | staticpro (&Qcursor_type); | |
ee78dc32 GV |
14907 | Qgeometry = intern ("geometry"); |
14908 | staticpro (&Qgeometry); | |
14909 | Qicon_left = intern ("icon-left"); | |
14910 | staticpro (&Qicon_left); | |
14911 | Qicon_top = intern ("icon-top"); | |
14912 | staticpro (&Qicon_top); | |
14913 | Qicon_type = intern ("icon-type"); | |
14914 | staticpro (&Qicon_type); | |
14915 | Qicon_name = intern ("icon-name"); | |
14916 | staticpro (&Qicon_name); | |
14917 | Qinternal_border_width = intern ("internal-border-width"); | |
14918 | staticpro (&Qinternal_border_width); | |
14919 | Qleft = intern ("left"); | |
14920 | staticpro (&Qleft); | |
1026b400 RS |
14921 | Qright = intern ("right"); |
14922 | staticpro (&Qright); | |
ee78dc32 GV |
14923 | Qmouse_color = intern ("mouse-color"); |
14924 | staticpro (&Qmouse_color); | |
14925 | Qnone = intern ("none"); | |
14926 | staticpro (&Qnone); | |
14927 | Qparent_id = intern ("parent-id"); | |
14928 | staticpro (&Qparent_id); | |
14929 | Qscroll_bar_width = intern ("scroll-bar-width"); | |
14930 | staticpro (&Qscroll_bar_width); | |
14931 | Qsuppress_icon = intern ("suppress-icon"); | |
14932 | staticpro (&Qsuppress_icon); | |
ee78dc32 GV |
14933 | Qundefined_color = intern ("undefined-color"); |
14934 | staticpro (&Qundefined_color); | |
14935 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); | |
14936 | staticpro (&Qvertical_scroll_bars); | |
14937 | Qvisibility = intern ("visibility"); | |
14938 | staticpro (&Qvisibility); | |
14939 | Qwindow_id = intern ("window-id"); | |
14940 | staticpro (&Qwindow_id); | |
14941 | Qx_frame_parameter = intern ("x-frame-parameter"); | |
14942 | staticpro (&Qx_frame_parameter); | |
14943 | Qx_resource_name = intern ("x-resource-name"); | |
14944 | staticpro (&Qx_resource_name); | |
14945 | Quser_position = intern ("user-position"); | |
14946 | staticpro (&Quser_position); | |
14947 | Quser_size = intern ("user-size"); | |
14948 | staticpro (&Quser_size); | |
6fc2811b JR |
14949 | Qscreen_gamma = intern ("screen-gamma"); |
14950 | staticpro (&Qscreen_gamma); | |
dfff8a69 JR |
14951 | Qline_spacing = intern ("line-spacing"); |
14952 | staticpro (&Qline_spacing); | |
14953 | Qcenter = intern ("center"); | |
14954 | staticpro (&Qcenter); | |
dc220243 JR |
14955 | Qcancel_timer = intern ("cancel-timer"); |
14956 | staticpro (&Qcancel_timer); | |
f7b9d4d1 JR |
14957 | Qfullscreen = intern ("fullscreen"); |
14958 | staticpro (&Qfullscreen); | |
14959 | Qfullwidth = intern ("fullwidth"); | |
14960 | staticpro (&Qfullwidth); | |
14961 | Qfullheight = intern ("fullheight"); | |
14962 | staticpro (&Qfullheight); | |
14963 | Qfullboth = intern ("fullboth"); | |
14964 | staticpro (&Qfullboth); | |
ee78dc32 | 14965 | |
adcc3809 GV |
14966 | Qhyper = intern ("hyper"); |
14967 | staticpro (&Qhyper); | |
14968 | Qsuper = intern ("super"); | |
14969 | staticpro (&Qsuper); | |
14970 | Qmeta = intern ("meta"); | |
14971 | staticpro (&Qmeta); | |
14972 | Qalt = intern ("alt"); | |
14973 | staticpro (&Qalt); | |
14974 | Qctrl = intern ("ctrl"); | |
14975 | staticpro (&Qctrl); | |
14976 | Qcontrol = intern ("control"); | |
14977 | staticpro (&Qcontrol); | |
14978 | Qshift = intern ("shift"); | |
14979 | staticpro (&Qshift); | |
f7b9d4d1 | 14980 | /* This is the end of symbol initialization. */ |
adcc3809 | 14981 | |
6fc2811b JR |
14982 | /* Text property `display' should be nonsticky by default. */ |
14983 | Vtext_property_default_nonsticky | |
14984 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
14985 | ||
14986 | ||
14987 | Qlaplace = intern ("laplace"); | |
14988 | staticpro (&Qlaplace); | |
3cf3436e JR |
14989 | Qemboss = intern ("emboss"); |
14990 | staticpro (&Qemboss); | |
14991 | Qedge_detection = intern ("edge-detection"); | |
14992 | staticpro (&Qedge_detection); | |
14993 | Qheuristic = intern ("heuristic"); | |
14994 | staticpro (&Qheuristic); | |
14995 | QCmatrix = intern (":matrix"); | |
14996 | staticpro (&QCmatrix); | |
14997 | QCcolor_adjustment = intern (":color-adjustment"); | |
14998 | staticpro (&QCcolor_adjustment); | |
14999 | QCmask = intern (":mask"); | |
15000 | staticpro (&QCmask); | |
6fc2811b | 15001 | |
4b817373 RS |
15002 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
15003 | staticpro (&Qface_set_after_frame_default); | |
15004 | ||
ee78dc32 GV |
15005 | Fput (Qundefined_color, Qerror_conditions, |
15006 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
15007 | Fput (Qundefined_color, Qerror_message, | |
15008 | build_string ("Undefined color")); | |
15009 | ||
ccc2d29c GV |
15010 | staticpro (&w32_grabbed_keys); |
15011 | w32_grabbed_keys = Qnil; | |
15012 | ||
fbd6baed | 15013 | DEFVAR_LISP ("w32-color-map", &Vw32_color_map, |
74e1aeec | 15014 | doc: /* An array of color name mappings for windows. */); |
fbd6baed | 15015 | Vw32_color_map = Qnil; |
ee78dc32 | 15016 | |
fbd6baed | 15017 | DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system, |
74e1aeec JR |
15018 | doc: /* Non-nil if alt key presses are passed on to Windows. |
15019 | When non-nil, for example, alt pressed and released and then space will | |
15020 | open the System menu. When nil, Emacs silently swallows alt key events. */); | |
fbd6baed | 15021 | Vw32_pass_alt_to_system = Qnil; |
da36a4d6 | 15022 | |
fbd6baed | 15023 | DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta, |
74e1aeec JR |
15024 | doc: /* Non-nil if the alt key is to be considered the same as the meta key. |
15025 | When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */); | |
fbd6baed | 15026 | Vw32_alt_is_meta = Qt; |
8c205c63 | 15027 | |
7d081355 | 15028 | DEFVAR_INT ("w32-quit-key", &Vw32_quit_key, |
74e1aeec | 15029 | doc: /* If non-zero, the virtual key code for an alternative quit key. */); |
7d081355 AI |
15030 | XSETINT (Vw32_quit_key, 0); |
15031 | ||
7d0393cf | 15032 | DEFVAR_LISP ("w32-pass-lwindow-to-system", |
ccc2d29c | 15033 | &Vw32_pass_lwindow_to_system, |
74e1aeec JR |
15034 | doc: /* Non-nil if the left \"Windows\" key is passed on to Windows. |
15035 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
15036 | Vw32_pass_lwindow_to_system = Qt; |
15037 | ||
7d0393cf | 15038 | DEFVAR_LISP ("w32-pass-rwindow-to-system", |
ccc2d29c | 15039 | &Vw32_pass_rwindow_to_system, |
74e1aeec JR |
15040 | doc: /* Non-nil if the right \"Windows\" key is passed on to Windows. |
15041 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
15042 | Vw32_pass_rwindow_to_system = Qt; |
15043 | ||
adcc3809 GV |
15044 | DEFVAR_INT ("w32-phantom-key-code", |
15045 | &Vw32_phantom_key_code, | |
74e1aeec JR |
15046 | doc: /* Virtual key code used to generate \"phantom\" key presses. |
15047 | Value is a number between 0 and 255. | |
15048 | ||
15049 | Phantom key presses are generated in order to stop the system from | |
15050 | acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or | |
15051 | `w32-pass-rwindow-to-system' is nil. */); | |
ce6059da AI |
15052 | /* Although 255 is technically not a valid key code, it works and |
15053 | means that this hack won't interfere with any real key code. */ | |
15054 | Vw32_phantom_key_code = 255; | |
adcc3809 | 15055 | |
7d0393cf | 15056 | DEFVAR_LISP ("w32-enable-num-lock", |
ccc2d29c | 15057 | &Vw32_enable_num_lock, |
74e1aeec JR |
15058 | doc: /* Non-nil if Num Lock should act normally. |
15059 | Set to nil to see Num Lock as the key `kp-numlock'. */); | |
ccc2d29c GV |
15060 | Vw32_enable_num_lock = Qt; |
15061 | ||
7d0393cf | 15062 | DEFVAR_LISP ("w32-enable-caps-lock", |
ccc2d29c | 15063 | &Vw32_enable_caps_lock, |
74e1aeec JR |
15064 | doc: /* Non-nil if Caps Lock should act normally. |
15065 | Set to nil to see Caps Lock as the key `capslock'. */); | |
ccc2d29c GV |
15066 | Vw32_enable_caps_lock = Qt; |
15067 | ||
15068 | DEFVAR_LISP ("w32-scroll-lock-modifier", | |
15069 | &Vw32_scroll_lock_modifier, | |
74e1aeec JR |
15070 | doc: /* Modifier to use for the Scroll Lock on state. |
15071 | The value can be hyper, super, meta, alt, control or shift for the | |
15072 | respective modifier, or nil to see Scroll Lock as the key `scroll'. | |
15073 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
15074 | Vw32_scroll_lock_modifier = Qt; |
15075 | ||
15076 | DEFVAR_LISP ("w32-lwindow-modifier", | |
15077 | &Vw32_lwindow_modifier, | |
74e1aeec JR |
15078 | doc: /* Modifier to use for the left \"Windows\" key. |
15079 | The value can be hyper, super, meta, alt, control or shift for the | |
15080 | respective modifier, or nil to appear as the key `lwindow'. | |
15081 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
15082 | Vw32_lwindow_modifier = Qnil; |
15083 | ||
15084 | DEFVAR_LISP ("w32-rwindow-modifier", | |
15085 | &Vw32_rwindow_modifier, | |
74e1aeec JR |
15086 | doc: /* Modifier to use for the right \"Windows\" key. |
15087 | The value can be hyper, super, meta, alt, control or shift for the | |
15088 | respective modifier, or nil to appear as the key `rwindow'. | |
15089 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
15090 | Vw32_rwindow_modifier = Qnil; |
15091 | ||
15092 | DEFVAR_LISP ("w32-apps-modifier", | |
15093 | &Vw32_apps_modifier, | |
74e1aeec JR |
15094 | doc: /* Modifier to use for the \"Apps\" key. |
15095 | The value can be hyper, super, meta, alt, control or shift for the | |
15096 | respective modifier, or nil to appear as the key `apps'. | |
15097 | Any other value will cause the key to be ignored. */); | |
ccc2d29c | 15098 | Vw32_apps_modifier = Qnil; |
da36a4d6 | 15099 | |
d84b082d | 15100 | DEFVAR_BOOL ("w32-enable-synthesized-fonts", &w32_enable_synthesized_fonts, |
74e1aeec | 15101 | doc: /* Non-nil enables selection of artificially italicized and bold fonts. */); |
d84b082d | 15102 | w32_enable_synthesized_fonts = 0; |
5ac45f98 | 15103 | |
fbd6baed | 15104 | DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette, |
74e1aeec | 15105 | doc: /* Non-nil enables Windows palette management to map colors exactly. */); |
fbd6baed | 15106 | Vw32_enable_palette = Qt; |
5ac45f98 | 15107 | |
fbd6baed GV |
15108 | DEFVAR_INT ("w32-mouse-button-tolerance", |
15109 | &Vw32_mouse_button_tolerance, | |
74e1aeec JR |
15110 | doc: /* Analogue of double click interval for faking middle mouse events. |
15111 | The value is the minimum time in milliseconds that must elapse between | |
15112 | left/right button down events before they are considered distinct events. | |
15113 | If both mouse buttons are depressed within this interval, a middle mouse | |
15114 | button down event is generated instead. */); | |
fbd6baed | 15115 | XSETINT (Vw32_mouse_button_tolerance, GetDoubleClickTime () / 2); |
5ac45f98 | 15116 | |
fbd6baed GV |
15117 | DEFVAR_INT ("w32-mouse-move-interval", |
15118 | &Vw32_mouse_move_interval, | |
74e1aeec JR |
15119 | doc: /* Minimum interval between mouse move events. |
15120 | The value is the minimum time in milliseconds that must elapse between | |
15121 | successive mouse move (or scroll bar drag) events before they are | |
15122 | reported as lisp events. */); | |
247be837 | 15123 | XSETINT (Vw32_mouse_move_interval, 0); |
84fb1139 | 15124 | |
74214547 JR |
15125 | DEFVAR_BOOL ("w32-pass-extra-mouse-buttons-to-system", |
15126 | &w32_pass_extra_mouse_buttons_to_system, | |
15127 | doc: /* Non-nil if the fourth and fifth mouse buttons are passed to Windows. | |
15128 | Recent versions of Windows support mice with up to five buttons. | |
15129 | Since most applications don't support these extra buttons, most mouse | |
15130 | drivers will allow you to map them to functions at the system level. | |
15131 | If this variable is non-nil, Emacs will pass them on, allowing the | |
15132 | system to handle them. */); | |
15133 | w32_pass_extra_mouse_buttons_to_system = 0; | |
15134 | ||
ee78dc32 GV |
15135 | init_x_parm_symbols (); |
15136 | ||
15137 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, | |
6e2d67d8 | 15138 | doc: /* List of directories to search for window system bitmap files. */); |
ee78dc32 GV |
15139 | Vx_bitmap_file_path = decode_env_path ((char *) 0, "PATH"); |
15140 | ||
15141 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, | |
74e1aeec JR |
15142 | doc: /* The shape of the pointer when over text. |
15143 | Changing the value does not affect existing frames | |
15144 | unless you set the mouse color. */); | |
ee78dc32 GV |
15145 | Vx_pointer_shape = Qnil; |
15146 | ||
15147 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, | |
74e1aeec JR |
15148 | doc: /* The name Emacs uses to look up resources; for internal use only. |
15149 | `x-get-resource' uses this as the first component of the instance name | |
15150 | when requesting resource values. | |
15151 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
15152 | was invoked, or to the value specified with the `-name' or `-rn' | |
15153 | switches, if present. */); | |
ee78dc32 GV |
15154 | Vx_resource_name = Qnil; |
15155 | ||
15156 | Vx_nontext_pointer_shape = Qnil; | |
15157 | ||
15158 | Vx_mode_pointer_shape = Qnil; | |
15159 | ||
0af913d7 | 15160 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
74e1aeec JR |
15161 | doc: /* The shape of the pointer when Emacs is busy. |
15162 | This variable takes effect when you create a new frame | |
15163 | or when you set the mouse color. */); | |
0af913d7 | 15164 | Vx_hourglass_pointer_shape = Qnil; |
6fc2811b | 15165 | |
0af913d7 | 15166 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
74e1aeec | 15167 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); |
0af913d7 | 15168 | display_hourglass_p = 1; |
7d0393cf | 15169 | |
0af913d7 | 15170 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
74e1aeec JR |
15171 | doc: /* *Seconds to wait before displaying an hourglass pointer. |
15172 | Value must be an integer or float. */); | |
0af913d7 | 15173 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
f79e6790 | 15174 | |
6fc2811b | 15175 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ee78dc32 | 15176 | &Vx_sensitive_text_pointer_shape, |
74e1aeec JR |
15177 | doc: /* The shape of the pointer when over mouse-sensitive text. |
15178 | This variable takes effect when you create a new frame | |
15179 | or when you set the mouse color. */); | |
ee78dc32 GV |
15180 | Vx_sensitive_text_pointer_shape = Qnil; |
15181 | ||
4694d762 JR |
15182 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
15183 | &Vx_window_horizontal_drag_shape, | |
74e1aeec JR |
15184 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. |
15185 | This variable takes effect when you create a new frame | |
15186 | or when you set the mouse color. */); | |
4694d762 JR |
15187 | Vx_window_horizontal_drag_shape = Qnil; |
15188 | ||
ee78dc32 | 15189 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
74e1aeec | 15190 | doc: /* A string indicating the foreground color of the cursor box. */); |
ee78dc32 GV |
15191 | Vx_cursor_fore_pixel = Qnil; |
15192 | ||
3cf3436e | 15193 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
b3700ae7 JR |
15194 | doc: /* Maximum size for tooltips. |
15195 | Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */); | |
3cf3436e | 15196 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
7d0393cf | 15197 | |
ee78dc32 | 15198 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
74e1aeec JR |
15199 | doc: /* Non-nil if no window manager is in use. |
15200 | Emacs doesn't try to figure this out; this is always nil | |
15201 | unless you set it to something else. */); | |
ee78dc32 GV |
15202 | /* We don't have any way to find this out, so set it to nil |
15203 | and maybe the user would like to set it to t. */ | |
15204 | Vx_no_window_manager = Qnil; | |
15205 | ||
4587b026 GV |
15206 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
15207 | &Vx_pixel_size_width_font_regexp, | |
74e1aeec JR |
15208 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. |
15209 | ||
15210 | Since Emacs gets width of a font matching with this regexp from | |
15211 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
15212 | such a font. This is especially effective for such large fonts as | |
15213 | Chinese, Japanese, and Korean. */); | |
4587b026 GV |
15214 | Vx_pixel_size_width_font_regexp = Qnil; |
15215 | ||
6fc2811b | 15216 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
74e1aeec JR |
15217 | doc: /* Time after which cached images are removed from the cache. |
15218 | When an image has not been displayed this many seconds, remove it | |
15219 | from the image cache. Value must be an integer or nil with nil | |
15220 | meaning don't clear the cache. */); | |
6fc2811b JR |
15221 | Vimage_cache_eviction_delay = make_number (30 * 60); |
15222 | ||
33d52f9c GV |
15223 | DEFVAR_LISP ("w32-bdf-filename-alist", |
15224 | &Vw32_bdf_filename_alist, | |
74e1aeec | 15225 | doc: /* List of bdf fonts and their corresponding filenames. */); |
33d52f9c GV |
15226 | Vw32_bdf_filename_alist = Qnil; |
15227 | ||
1075afa9 GV |
15228 | DEFVAR_BOOL ("w32-strict-fontnames", |
15229 | &w32_strict_fontnames, | |
74e1aeec JR |
15230 | doc: /* Non-nil means only use fonts that are exact matches for those requested. |
15231 | Default is nil, which allows old fontnames that are not XLFD compliant, | |
15232 | and allows third-party CJK display to work by specifying false charset | |
15233 | fields to trick Emacs into translating to Big5, SJIS etc. | |
15234 | Setting this to t will prevent wrong fonts being selected when | |
15235 | fontsets are automatically created. */); | |
1075afa9 GV |
15236 | w32_strict_fontnames = 0; |
15237 | ||
c0611964 AI |
15238 | DEFVAR_BOOL ("w32-strict-painting", |
15239 | &w32_strict_painting, | |
74e1aeec JR |
15240 | doc: /* Non-nil means use strict rules for repainting frames. |
15241 | Set this to nil to get the old behaviour for repainting; this should | |
15242 | only be necessary if the default setting causes problems. */); | |
c0611964 AI |
15243 | w32_strict_painting = 1; |
15244 | ||
dfff8a69 JR |
15245 | DEFVAR_LISP ("w32-charset-info-alist", |
15246 | &Vw32_charset_info_alist, | |
b3700ae7 JR |
15247 | doc: /* Alist linking Emacs character sets to Windows fonts and codepages. |
15248 | Each entry should be of the form: | |
74e1aeec JR |
15249 | |
15250 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)) | |
15251 | ||
15252 | where CHARSET_NAME is a string used in font names to identify the charset, | |
15253 | WINDOWS_CHARSET is a symbol that can be one of: | |
15254 | w32-charset-ansi, w32-charset-default, w32-charset-symbol, | |
15255 | w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312, | |
15256 | w32-charset-chinesebig5, | |
dfff8a69 | 15257 | #ifdef JOHAB_CHARSET |
74e1aeec JR |
15258 | w32-charset-johab, w32-charset-hebrew, |
15259 | w32-charset-arabic, w32-charset-greek, w32-charset-turkish, | |
15260 | w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope, | |
15261 | w32-charset-russian, w32-charset-mac, w32-charset-baltic, | |
dfff8a69 JR |
15262 | #endif |
15263 | #ifdef UNICODE_CHARSET | |
74e1aeec | 15264 | w32-charset-unicode, |
dfff8a69 | 15265 | #endif |
74e1aeec JR |
15266 | or w32-charset-oem. |
15267 | CODEPAGE should be an integer specifying the codepage that should be used | |
15268 | to display the character set, t to do no translation and output as Unicode, | |
15269 | or nil to do no translation and output as 8 bit (or multibyte on far-east | |
15270 | versions of Windows) characters. */); | |
dfff8a69 JR |
15271 | Vw32_charset_info_alist = Qnil; |
15272 | ||
15273 | staticpro (&Qw32_charset_ansi); | |
15274 | Qw32_charset_ansi = intern ("w32-charset-ansi"); | |
15275 | staticpro (&Qw32_charset_symbol); | |
15276 | Qw32_charset_symbol = intern ("w32-charset-symbol"); | |
15277 | staticpro (&Qw32_charset_shiftjis); | |
15278 | Qw32_charset_shiftjis = intern ("w32-charset-shiftjis"); | |
767b1ff0 JR |
15279 | staticpro (&Qw32_charset_hangeul); |
15280 | Qw32_charset_hangeul = intern ("w32-charset-hangeul"); | |
dfff8a69 JR |
15281 | staticpro (&Qw32_charset_chinesebig5); |
15282 | Qw32_charset_chinesebig5 = intern ("w32-charset-chinesebig5"); | |
15283 | staticpro (&Qw32_charset_gb2312); | |
15284 | Qw32_charset_gb2312 = intern ("w32-charset-gb2312"); | |
15285 | staticpro (&Qw32_charset_oem); | |
15286 | Qw32_charset_oem = intern ("w32-charset-oem"); | |
15287 | ||
15288 | #ifdef JOHAB_CHARSET | |
15289 | { | |
15290 | static int w32_extra_charsets_defined = 1; | |
74e1aeec JR |
15291 | DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined, |
15292 | doc: /* Internal variable. */); | |
dfff8a69 JR |
15293 | |
15294 | staticpro (&Qw32_charset_johab); | |
15295 | Qw32_charset_johab = intern ("w32-charset-johab"); | |
15296 | staticpro (&Qw32_charset_easteurope); | |
15297 | Qw32_charset_easteurope = intern ("w32-charset-easteurope"); | |
15298 | staticpro (&Qw32_charset_turkish); | |
15299 | Qw32_charset_turkish = intern ("w32-charset-turkish"); | |
15300 | staticpro (&Qw32_charset_baltic); | |
15301 | Qw32_charset_baltic = intern ("w32-charset-baltic"); | |
15302 | staticpro (&Qw32_charset_russian); | |
15303 | Qw32_charset_russian = intern ("w32-charset-russian"); | |
15304 | staticpro (&Qw32_charset_arabic); | |
15305 | Qw32_charset_arabic = intern ("w32-charset-arabic"); | |
15306 | staticpro (&Qw32_charset_greek); | |
15307 | Qw32_charset_greek = intern ("w32-charset-greek"); | |
15308 | staticpro (&Qw32_charset_hebrew); | |
15309 | Qw32_charset_hebrew = intern ("w32-charset-hebrew"); | |
767b1ff0 JR |
15310 | staticpro (&Qw32_charset_vietnamese); |
15311 | Qw32_charset_vietnamese = intern ("w32-charset-vietnamese"); | |
dfff8a69 JR |
15312 | staticpro (&Qw32_charset_thai); |
15313 | Qw32_charset_thai = intern ("w32-charset-thai"); | |
15314 | staticpro (&Qw32_charset_mac); | |
15315 | Qw32_charset_mac = intern ("w32-charset-mac"); | |
15316 | } | |
15317 | #endif | |
15318 | ||
15319 | #ifdef UNICODE_CHARSET | |
15320 | { | |
15321 | static int w32_unicode_charset_defined = 1; | |
15322 | DEFVAR_BOOL ("w32-unicode-charset-defined", | |
74e1aeec JR |
15323 | &w32_unicode_charset_defined, |
15324 | doc: /* Internal variable. */); | |
dfff8a69 JR |
15325 | |
15326 | staticpro (&Qw32_charset_unicode); | |
15327 | Qw32_charset_unicode = intern ("w32-charset-unicode"); | |
15328 | #endif | |
15329 | ||
ee78dc32 | 15330 | defsubr (&Sx_get_resource); |
767b1ff0 | 15331 | #if 0 /* TODO: Port to W32 */ |
6fc2811b JR |
15332 | defsubr (&Sx_change_window_property); |
15333 | defsubr (&Sx_delete_window_property); | |
15334 | defsubr (&Sx_window_property); | |
15335 | #endif | |
2d764c78 | 15336 | defsubr (&Sxw_display_color_p); |
ee78dc32 | 15337 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
15338 | defsubr (&Sxw_color_defined_p); |
15339 | defsubr (&Sxw_color_values); | |
ee78dc32 GV |
15340 | defsubr (&Sx_server_max_request_size); |
15341 | defsubr (&Sx_server_vendor); | |
15342 | defsubr (&Sx_server_version); | |
15343 | defsubr (&Sx_display_pixel_width); | |
15344 | defsubr (&Sx_display_pixel_height); | |
15345 | defsubr (&Sx_display_mm_width); | |
15346 | defsubr (&Sx_display_mm_height); | |
15347 | defsubr (&Sx_display_screens); | |
15348 | defsubr (&Sx_display_planes); | |
15349 | defsubr (&Sx_display_color_cells); | |
15350 | defsubr (&Sx_display_visual_class); | |
15351 | defsubr (&Sx_display_backing_store); | |
15352 | defsubr (&Sx_display_save_under); | |
15353 | defsubr (&Sx_parse_geometry); | |
15354 | defsubr (&Sx_create_frame); | |
ee78dc32 GV |
15355 | defsubr (&Sx_open_connection); |
15356 | defsubr (&Sx_close_connection); | |
15357 | defsubr (&Sx_display_list); | |
15358 | defsubr (&Sx_synchronize); | |
15359 | ||
fbd6baed | 15360 | /* W32 specific functions */ |
ee78dc32 | 15361 | |
1edf84e7 | 15362 | defsubr (&Sw32_focus_frame); |
fbd6baed GV |
15363 | defsubr (&Sw32_select_font); |
15364 | defsubr (&Sw32_define_rgb_color); | |
15365 | defsubr (&Sw32_default_color_map); | |
15366 | defsubr (&Sw32_load_color_file); | |
1edf84e7 | 15367 | defsubr (&Sw32_send_sys_command); |
55dcfc15 | 15368 | defsubr (&Sw32_shell_execute); |
ccc2d29c GV |
15369 | defsubr (&Sw32_register_hot_key); |
15370 | defsubr (&Sw32_unregister_hot_key); | |
15371 | defsubr (&Sw32_registered_hot_keys); | |
15372 | defsubr (&Sw32_reconstruct_hot_key); | |
adcc3809 | 15373 | defsubr (&Sw32_toggle_lock_key); |
33d52f9c | 15374 | defsubr (&Sw32_find_bdf_fonts); |
4587b026 | 15375 | |
2254bcde AI |
15376 | defsubr (&Sfile_system_info); |
15377 | ||
4587b026 GV |
15378 | /* Setting callback functions for fontset handler. */ |
15379 | get_font_info_func = w32_get_font_info; | |
6fc2811b JR |
15380 | |
15381 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
15382 | And the pointer assigned has the wrong type, anyway. */ | |
4587b026 | 15383 | list_fonts_func = w32_list_fonts; |
6fc2811b JR |
15384 | #endif |
15385 | ||
4587b026 GV |
15386 | load_font_func = w32_load_font; |
15387 | find_ccl_program_func = w32_find_ccl_program; | |
15388 | query_font_func = w32_query_font; | |
15389 | set_frame_fontset_func = x_set_font; | |
15390 | check_window_system_func = check_w32; | |
6fc2811b | 15391 | |
6fc2811b JR |
15392 | /* Images. */ |
15393 | Qxbm = intern ("xbm"); | |
15394 | staticpro (&Qxbm); | |
a93f4566 GM |
15395 | QCconversion = intern (":conversion"); |
15396 | staticpro (&QCconversion); | |
6fc2811b JR |
15397 | QCheuristic_mask = intern (":heuristic-mask"); |
15398 | staticpro (&QCheuristic_mask); | |
15399 | QCcolor_symbols = intern (":color-symbols"); | |
15400 | staticpro (&QCcolor_symbols); | |
6fc2811b JR |
15401 | QCascent = intern (":ascent"); |
15402 | staticpro (&QCascent); | |
15403 | QCmargin = intern (":margin"); | |
15404 | staticpro (&QCmargin); | |
15405 | QCrelief = intern (":relief"); | |
15406 | staticpro (&QCrelief); | |
15407 | Qpostscript = intern ("postscript"); | |
15408 | staticpro (&Qpostscript); | |
ac849ba4 | 15409 | #if 0 /* TODO: These need entries at top of file. */ |
6fc2811b JR |
15410 | QCloader = intern (":loader"); |
15411 | staticpro (&QCloader); | |
15412 | QCbounding_box = intern (":bounding-box"); | |
15413 | staticpro (&QCbounding_box); | |
15414 | QCpt_width = intern (":pt-width"); | |
15415 | staticpro (&QCpt_width); | |
15416 | QCpt_height = intern (":pt-height"); | |
15417 | staticpro (&QCpt_height); | |
ac849ba4 | 15418 | #endif |
6fc2811b JR |
15419 | QCindex = intern (":index"); |
15420 | staticpro (&QCindex); | |
15421 | Qpbm = intern ("pbm"); | |
15422 | staticpro (&Qpbm); | |
15423 | ||
15424 | #if HAVE_XPM | |
15425 | Qxpm = intern ("xpm"); | |
15426 | staticpro (&Qxpm); | |
15427 | #endif | |
7d0393cf | 15428 | |
6fc2811b JR |
15429 | #if HAVE_JPEG |
15430 | Qjpeg = intern ("jpeg"); | |
15431 | staticpro (&Qjpeg); | |
7d0393cf | 15432 | #endif |
6fc2811b JR |
15433 | |
15434 | #if HAVE_TIFF | |
15435 | Qtiff = intern ("tiff"); | |
15436 | staticpro (&Qtiff); | |
7d0393cf | 15437 | #endif |
6fc2811b JR |
15438 | |
15439 | #if HAVE_GIF | |
15440 | Qgif = intern ("gif"); | |
15441 | staticpro (&Qgif); | |
15442 | #endif | |
15443 | ||
15444 | #if HAVE_PNG | |
15445 | Qpng = intern ("png"); | |
15446 | staticpro (&Qpng); | |
15447 | #endif | |
15448 | ||
15449 | defsubr (&Sclear_image_cache); | |
ac849ba4 JR |
15450 | defsubr (&Simage_size); |
15451 | defsubr (&Simage_mask_p); | |
6fc2811b JR |
15452 | |
15453 | #if GLYPH_DEBUG | |
15454 | defsubr (&Simagep); | |
15455 | defsubr (&Slookup_image); | |
15456 | #endif | |
6fc2811b | 15457 | |
0af913d7 GM |
15458 | hourglass_atimer = NULL; |
15459 | hourglass_shown_p = 0; | |
6fc2811b JR |
15460 | defsubr (&Sx_show_tip); |
15461 | defsubr (&Sx_hide_tip); | |
6fc2811b | 15462 | tip_timer = Qnil; |
57fa2774 JR |
15463 | staticpro (&tip_timer); |
15464 | tip_frame = Qnil; | |
15465 | staticpro (&tip_frame); | |
6fc2811b | 15466 | |
ca56d953 JR |
15467 | last_show_tip_args = Qnil; |
15468 | staticpro (&last_show_tip_args); | |
15469 | ||
6fc2811b JR |
15470 | defsubr (&Sx_file_dialog); |
15471 | } | |
15472 | ||
9785d95b BK |
15473 | |
15474 | /* | |
15475 | globals_of_w32fns is used to initialize those global variables that | |
15476 | must always be initialized on startup even when the global variable | |
15477 | initialized is non zero (see the function main in emacs.c). | |
15478 | globals_of_w32fns is called from syms_of_w32fns when the global | |
15479 | variable initialized is 0 and directly from main when initialized | |
15480 | is non zero. | |
15481 | */ | |
15482 | void globals_of_w32fns () | |
15483 | { | |
15484 | HMODULE user32_lib = GetModuleHandle ("user32.dll"); | |
15485 | /* | |
15486 | TrackMouseEvent not available in all versions of Windows, so must load | |
15487 | it dynamically. Do it once, here, instead of every time it is used. | |
15488 | */ | |
15489 | track_mouse_event_fn = (TrackMouseEvent_Proc) GetProcAddress (user32_lib, "TrackMouseEvent"); | |
15490 | } | |
6fc2811b | 15491 | |
9785d95b | 15492 | |
6fc2811b JR |
15493 | void |
15494 | init_xfns () | |
15495 | { | |
15496 | image_types = NULL; | |
15497 | Vimage_types = Qnil; | |
15498 | ||
ac849ba4 | 15499 | define_image_type (&pbm_type); |
6fc2811b | 15500 | define_image_type (&xbm_type); |
217e5be0 | 15501 | #if 0 /* TODO : Image support for W32 */ |
6fc2811b | 15502 | define_image_type (&gs_type); |
ac849ba4 | 15503 | #endif |
7d0393cf | 15504 | |
6fc2811b JR |
15505 | #if HAVE_XPM |
15506 | define_image_type (&xpm_type); | |
15507 | #endif | |
7d0393cf | 15508 | |
6fc2811b JR |
15509 | #if HAVE_JPEG |
15510 | define_image_type (&jpeg_type); | |
15511 | #endif | |
7d0393cf | 15512 | |
6fc2811b JR |
15513 | #if HAVE_TIFF |
15514 | define_image_type (&tiff_type); | |
15515 | #endif | |
919f1e88 | 15516 | |
6fc2811b JR |
15517 | #if HAVE_GIF |
15518 | define_image_type (&gif_type); | |
15519 | #endif | |
7d0393cf | 15520 | |
6fc2811b JR |
15521 | #if HAVE_PNG |
15522 | define_image_type (&png_type); | |
15523 | #endif | |
ee78dc32 GV |
15524 | } |
15525 | ||
15526 | #undef abort | |
15527 | ||
7d0393cf | 15528 | void |
fbd6baed | 15529 | w32_abort() |
ee78dc32 | 15530 | { |
5ac45f98 GV |
15531 | int button; |
15532 | button = MessageBox (NULL, | |
15533 | "A fatal error has occurred!\n\n" | |
15534 | "Select Abort to exit, Retry to debug, Ignore to continue", | |
15535 | "Emacs Abort Dialog", | |
15536 | MB_ICONEXCLAMATION | MB_TASKMODAL | |
15537 | | MB_SETFOREGROUND | MB_ABORTRETRYIGNORE); | |
15538 | switch (button) | |
15539 | { | |
15540 | case IDRETRY: | |
15541 | DebugBreak (); | |
15542 | break; | |
15543 | case IDIGNORE: | |
15544 | break; | |
15545 | case IDABORT: | |
15546 | default: | |
15547 | abort (); | |
15548 | break; | |
15549 | } | |
ee78dc32 | 15550 | } |
d573caac | 15551 | |
83c75055 GV |
15552 | /* For convenience when debugging. */ |
15553 | int | |
15554 | w32_last_error() | |
15555 | { | |
15556 | return GetLastError (); | |
15557 | } |