Commit | Line | Data |
---|---|---|
e9e23e23 | 1 | /* Graphical user interface functions for the Microsoft W32 API. |
6fc2811b JR |
2 | Copyright (C) 1989, 92, 93, 94, 95, 1996, 1997, 1998, 1999 |
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 GV |
34 | #include "w32term.h" |
35 | #include "frame.h" | |
36 | #include "window.h" | |
37 | #include "buffer.h" | |
126f2e35 | 38 | #include "fontset.h" |
6fc2811b | 39 | #include "intervals.h" |
ee78dc32 GV |
40 | #include "keyboard.h" |
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 | |
71eab8d1 AI |
55 | #define max(a, b) ((a) > (b) ? (a) : (b)) |
56 | ||
ee78dc32 | 57 | extern void free_frame_menubar (); |
6fc2811b | 58 | extern double atof (); |
adcc3809 | 59 | extern int w32_console_toggle_lock_key (int vk_code, Lisp_Object new_state); |
5ac45f98 | 60 | extern int quit_char; |
ee78dc32 | 61 | |
6fc2811b JR |
62 | /* A definition of XColor for non-X frames. */ |
63 | #ifndef HAVE_X_WINDOWS | |
64 | typedef struct { | |
65 | unsigned long pixel; | |
66 | unsigned short red, green, blue; | |
67 | char flags; | |
68 | char pad; | |
69 | } XColor; | |
70 | #endif | |
71 | ||
ccc2d29c GV |
72 | extern char *lispy_function_keys[]; |
73 | ||
6fc2811b JR |
74 | /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses |
75 | it, and including `bitmaps/gray' more than once is a problem when | |
76 | config.h defines `static' as an empty replacement string. */ | |
77 | ||
78 | int gray_bitmap_width = gray_width; | |
79 | int gray_bitmap_height = gray_height; | |
80 | unsigned char *gray_bitmap_bits = gray_bits; | |
81 | ||
ee78dc32 | 82 | /* The colormap for converting color names to RGB values */ |
fbd6baed | 83 | Lisp_Object Vw32_color_map; |
ee78dc32 | 84 | |
da36a4d6 | 85 | /* Non nil if alt key presses are passed on to Windows. */ |
fbd6baed | 86 | Lisp_Object Vw32_pass_alt_to_system; |
da36a4d6 | 87 | |
8c205c63 RS |
88 | /* Non nil if alt key is translated to meta_modifier, nil if it is translated |
89 | to alt_modifier. */ | |
fbd6baed | 90 | Lisp_Object Vw32_alt_is_meta; |
8c205c63 | 91 | |
7d081355 AI |
92 | /* If non-zero, the windows virtual key code for an alternative quit key. */ |
93 | Lisp_Object Vw32_quit_key; | |
94 | ||
ccc2d29c GV |
95 | /* Non nil if left window key events are passed on to Windows (this only |
96 | affects whether "tapping" the key opens the Start menu). */ | |
97 | Lisp_Object Vw32_pass_lwindow_to_system; | |
98 | ||
99 | /* Non nil if right window key events are passed on to Windows (this | |
100 | only affects whether "tapping" the key opens the Start menu). */ | |
101 | Lisp_Object Vw32_pass_rwindow_to_system; | |
102 | ||
adcc3809 GV |
103 | /* Virtual key code used to generate "phantom" key presses in order |
104 | to stop system from acting on Windows key events. */ | |
105 | Lisp_Object Vw32_phantom_key_code; | |
106 | ||
ccc2d29c GV |
107 | /* Modifier associated with the left "Windows" key, or nil to act as a |
108 | normal key. */ | |
109 | Lisp_Object Vw32_lwindow_modifier; | |
110 | ||
111 | /* Modifier associated with the right "Windows" key, or nil to act as a | |
112 | normal key. */ | |
113 | Lisp_Object Vw32_rwindow_modifier; | |
114 | ||
115 | /* Modifier associated with the "Apps" key, or nil to act as a normal | |
116 | key. */ | |
117 | Lisp_Object Vw32_apps_modifier; | |
118 | ||
119 | /* Value is nil if Num Lock acts as a function key. */ | |
120 | Lisp_Object Vw32_enable_num_lock; | |
121 | ||
122 | /* Value is nil if Caps Lock acts as a function key. */ | |
123 | Lisp_Object Vw32_enable_caps_lock; | |
124 | ||
125 | /* Modifier associated with Scroll Lock, or nil to act as a normal key. */ | |
126 | Lisp_Object Vw32_scroll_lock_modifier; | |
da36a4d6 | 127 | |
7ce9aaca | 128 | /* Switch to control whether we inhibit requests for synthesized bold |
6fc2811b JR |
129 | and italic versions of fonts. */ |
130 | Lisp_Object Vw32_enable_synthesized_fonts; | |
5ac45f98 GV |
131 | |
132 | /* Enable palette management. */ | |
fbd6baed | 133 | Lisp_Object Vw32_enable_palette; |
5ac45f98 GV |
134 | |
135 | /* Control how close left/right button down events must be to | |
136 | be converted to a middle button down event. */ | |
fbd6baed | 137 | Lisp_Object Vw32_mouse_button_tolerance; |
5ac45f98 | 138 | |
84fb1139 KH |
139 | /* Minimum interval between mouse movement (and scroll bar drag) |
140 | events that are passed on to the event loop. */ | |
fbd6baed | 141 | Lisp_Object Vw32_mouse_move_interval; |
84fb1139 | 142 | |
ee78dc32 GV |
143 | /* The name we're using in resource queries. */ |
144 | Lisp_Object Vx_resource_name; | |
145 | ||
146 | /* Non nil if no window manager is in use. */ | |
147 | Lisp_Object Vx_no_window_manager; | |
148 | ||
6fc2811b | 149 | /* Non-zero means we're allowed to display a busy cursor. */ |
dfff8a69 | 150 | |
6fc2811b JR |
151 | int display_busy_cursor_p; |
152 | ||
ee78dc32 GV |
153 | /* The background and shape of the mouse pointer, and shape when not |
154 | over text or in the modeline. */ | |
dfff8a69 | 155 | |
ee78dc32 | 156 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
6fc2811b JR |
157 | Lisp_Object Vx_busy_pointer_shape; |
158 | ||
ee78dc32 | 159 | /* The shape when over mouse-sensitive text. */ |
dfff8a69 | 160 | |
ee78dc32 GV |
161 | Lisp_Object Vx_sensitive_text_pointer_shape; |
162 | ||
163 | /* Color of chars displayed in cursor box. */ | |
dfff8a69 | 164 | |
ee78dc32 GV |
165 | Lisp_Object Vx_cursor_fore_pixel; |
166 | ||
1edf84e7 | 167 | /* Nonzero if using Windows. */ |
dfff8a69 | 168 | |
1edf84e7 GV |
169 | static int w32_in_use; |
170 | ||
ee78dc32 | 171 | /* Search path for bitmap files. */ |
dfff8a69 | 172 | |
ee78dc32 GV |
173 | Lisp_Object Vx_bitmap_file_path; |
174 | ||
4587b026 | 175 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
dfff8a69 | 176 | |
4587b026 GV |
177 | Lisp_Object Vx_pixel_size_width_font_regexp; |
178 | ||
33d52f9c GV |
179 | /* Alist of bdf fonts and the files that define them. */ |
180 | Lisp_Object Vw32_bdf_filename_alist; | |
181 | ||
f46e6225 GV |
182 | Lisp_Object Vw32_system_coding_system; |
183 | ||
f46e6225 | 184 | /* A flag to control whether fonts are matched strictly or not. */ |
1075afa9 GV |
185 | int w32_strict_fontnames; |
186 | ||
c0611964 AI |
187 | /* A flag to control whether we should only repaint if GetUpdateRect |
188 | indicates there is an update region. */ | |
189 | int w32_strict_painting; | |
190 | ||
dfff8a69 JR |
191 | /* Associative list linking character set strings to Windows codepages. */ |
192 | Lisp_Object Vw32_charset_info_alist; | |
193 | ||
194 | /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */ | |
195 | #ifndef VIETNAMESE_CHARSET | |
196 | #define VIETNAMESE_CHARSET 163 | |
197 | #endif | |
198 | ||
199 | ||
ee78dc32 GV |
200 | /* Evaluate this expression to rebuild the section of syms_of_w32fns |
201 | that initializes and staticpros the symbols declared below. Note | |
202 | that Emacs 18 has a bug that keeps C-x C-e from being able to | |
203 | evaluate this expression. | |
204 | ||
205 | (progn | |
206 | ;; Accumulate a list of the symbols we want to initialize from the | |
207 | ;; declarations at the top of the file. | |
208 | (goto-char (point-min)) | |
209 | (search-forward "/\*&&& symbols declared here &&&*\/\n") | |
210 | (let (symbol-list) | |
211 | (while (looking-at "Lisp_Object \\(Q[a-z_]+\\)") | |
212 | (setq symbol-list | |
213 | (cons (buffer-substring (match-beginning 1) (match-end 1)) | |
214 | symbol-list)) | |
215 | (forward-line 1)) | |
216 | (setq symbol-list (nreverse symbol-list)) | |
217 | ;; Delete the section of syms_of_... where we initialize the symbols. | |
218 | (search-forward "\n /\*&&& init symbols here &&&*\/\n") | |
219 | (let ((start (point))) | |
220 | (while (looking-at "^ Q") | |
221 | (forward-line 2)) | |
222 | (kill-region start (point))) | |
223 | ;; Write a new symbol initialization section. | |
224 | (while symbol-list | |
225 | (insert (format " %s = intern (\"" (car symbol-list))) | |
226 | (let ((start (point))) | |
227 | (insert (substring (car symbol-list) 1)) | |
228 | (subst-char-in-region start (point) ?_ ?-)) | |
229 | (insert (format "\");\n staticpro (&%s);\n" (car symbol-list))) | |
230 | (setq symbol-list (cdr symbol-list))))) | |
231 | ||
232 | */ | |
233 | ||
234 | /*&&& symbols declared here &&&*/ | |
235 | Lisp_Object Qauto_raise; | |
236 | Lisp_Object Qauto_lower; | |
ee78dc32 GV |
237 | Lisp_Object Qbar; |
238 | Lisp_Object Qborder_color; | |
239 | Lisp_Object Qborder_width; | |
240 | Lisp_Object Qbox; | |
241 | Lisp_Object Qcursor_color; | |
242 | Lisp_Object Qcursor_type; | |
ee78dc32 GV |
243 | Lisp_Object Qgeometry; |
244 | Lisp_Object Qicon_left; | |
245 | Lisp_Object Qicon_top; | |
246 | Lisp_Object Qicon_type; | |
247 | Lisp_Object Qicon_name; | |
248 | Lisp_Object Qinternal_border_width; | |
249 | Lisp_Object Qleft; | |
1026b400 | 250 | Lisp_Object Qright; |
ee78dc32 GV |
251 | Lisp_Object Qmouse_color; |
252 | Lisp_Object Qnone; | |
253 | Lisp_Object Qparent_id; | |
254 | Lisp_Object Qscroll_bar_width; | |
255 | Lisp_Object Qsuppress_icon; | |
ee78dc32 GV |
256 | Lisp_Object Qundefined_color; |
257 | Lisp_Object Qvertical_scroll_bars; | |
258 | Lisp_Object Qvisibility; | |
259 | Lisp_Object Qwindow_id; | |
260 | Lisp_Object Qx_frame_parameter; | |
261 | Lisp_Object Qx_resource_name; | |
262 | Lisp_Object Quser_position; | |
263 | Lisp_Object Quser_size; | |
6fc2811b | 264 | Lisp_Object Qscreen_gamma; |
dfff8a69 JR |
265 | Lisp_Object Qline_spacing; |
266 | Lisp_Object Qcenter; | |
adcc3809 GV |
267 | Lisp_Object Qhyper; |
268 | Lisp_Object Qsuper; | |
269 | Lisp_Object Qmeta; | |
270 | Lisp_Object Qalt; | |
271 | Lisp_Object Qctrl; | |
272 | Lisp_Object Qcontrol; | |
273 | Lisp_Object Qshift; | |
274 | ||
dfff8a69 JR |
275 | Lisp_Object Qw32_charset_ansi; |
276 | Lisp_Object Qw32_charset_default; | |
277 | Lisp_Object Qw32_charset_symbol; | |
278 | Lisp_Object Qw32_charset_shiftjis; | |
767b1ff0 | 279 | Lisp_Object Qw32_charset_hangeul; |
dfff8a69 JR |
280 | Lisp_Object Qw32_charset_gb2312; |
281 | Lisp_Object Qw32_charset_chinesebig5; | |
282 | Lisp_Object Qw32_charset_oem; | |
283 | ||
71eab8d1 AI |
284 | #ifndef JOHAB_CHARSET |
285 | #define JOHAB_CHARSET 130 | |
286 | #endif | |
dfff8a69 JR |
287 | #ifdef JOHAB_CHARSET |
288 | Lisp_Object Qw32_charset_easteurope; | |
289 | Lisp_Object Qw32_charset_turkish; | |
290 | Lisp_Object Qw32_charset_baltic; | |
291 | Lisp_Object Qw32_charset_russian; | |
292 | Lisp_Object Qw32_charset_arabic; | |
293 | Lisp_Object Qw32_charset_greek; | |
294 | Lisp_Object Qw32_charset_hebrew; | |
767b1ff0 | 295 | Lisp_Object Qw32_charset_vietnamese; |
dfff8a69 JR |
296 | Lisp_Object Qw32_charset_thai; |
297 | Lisp_Object Qw32_charset_johab; | |
298 | Lisp_Object Qw32_charset_mac; | |
299 | #endif | |
300 | ||
301 | #ifdef UNICODE_CHARSET | |
302 | Lisp_Object Qw32_charset_unicode; | |
303 | #endif | |
304 | ||
6fc2811b JR |
305 | extern Lisp_Object Qtop; |
306 | extern Lisp_Object Qdisplay; | |
307 | extern Lisp_Object Qtool_bar_lines; | |
308 | ||
5ac45f98 GV |
309 | /* State variables for emulating a three button mouse. */ |
310 | #define LMOUSE 1 | |
311 | #define MMOUSE 2 | |
312 | #define RMOUSE 4 | |
313 | ||
314 | static int button_state = 0; | |
fbd6baed | 315 | static W32Msg saved_mouse_button_msg; |
84fb1139 | 316 | static unsigned mouse_button_timer; /* non-zero when timer is active */ |
fbd6baed | 317 | static W32Msg saved_mouse_move_msg; |
84fb1139 KH |
318 | static unsigned mouse_move_timer; |
319 | ||
93fbe8b7 GV |
320 | /* W95 mousewheel handler */ |
321 | unsigned int msh_mousewheel = 0; | |
322 | ||
84fb1139 KH |
323 | #define MOUSE_BUTTON_ID 1 |
324 | #define MOUSE_MOVE_ID 2 | |
5ac45f98 | 325 | |
ee78dc32 | 326 | /* The below are defined in frame.c. */ |
dfff8a69 | 327 | |
ee78dc32 | 328 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
1edf84e7 | 329 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
6fc2811b | 330 | extern Lisp_Object Qtool_bar_lines; |
ee78dc32 GV |
331 | |
332 | extern Lisp_Object Vwindow_system_version; | |
333 | ||
4b817373 RS |
334 | Lisp_Object Qface_set_after_frame_default; |
335 | ||
fbd6baed GV |
336 | /* From w32term.c. */ |
337 | extern Lisp_Object Vw32_num_mouse_buttons; | |
ccc2d29c | 338 | extern Lisp_Object Vw32_recognize_altgr; |
5ac45f98 | 339 | |
ee78dc32 | 340 | \f |
1edf84e7 GV |
341 | /* Error if we are not connected to MS-Windows. */ |
342 | void | |
343 | check_w32 () | |
344 | { | |
345 | if (! w32_in_use) | |
346 | error ("MS-Windows not in use or not initialized"); | |
347 | } | |
348 | ||
349 | /* Nonzero if we can use mouse menus. | |
350 | You should not call this unless HAVE_MENUS is defined. */ | |
351 | ||
352 | int | |
353 | have_menus_p () | |
354 | { | |
355 | return w32_in_use; | |
356 | } | |
357 | ||
ee78dc32 | 358 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame |
fbd6baed | 359 | and checking validity for W32. */ |
ee78dc32 GV |
360 | |
361 | FRAME_PTR | |
362 | check_x_frame (frame) | |
363 | Lisp_Object frame; | |
364 | { | |
365 | FRAME_PTR f; | |
366 | ||
367 | if (NILP (frame)) | |
6fc2811b JR |
368 | frame = selected_frame; |
369 | CHECK_LIVE_FRAME (frame, 0); | |
370 | f = XFRAME (frame); | |
fbd6baed GV |
371 | if (! FRAME_W32_P (f)) |
372 | error ("non-w32 frame used"); | |
ee78dc32 GV |
373 | return f; |
374 | } | |
375 | ||
376 | /* Let the user specify an display with a frame. | |
fbd6baed | 377 | nil stands for the selected frame--or, if that is not a w32 frame, |
ee78dc32 GV |
378 | the first display on the list. */ |
379 | ||
fbd6baed | 380 | static struct w32_display_info * |
ee78dc32 GV |
381 | check_x_display_info (frame) |
382 | Lisp_Object frame; | |
383 | { | |
384 | if (NILP (frame)) | |
385 | { | |
6fc2811b JR |
386 | struct frame *sf = XFRAME (selected_frame); |
387 | ||
388 | if (FRAME_W32_P (sf) && FRAME_LIVE_P (sf)) | |
389 | return FRAME_W32_DISPLAY_INFO (sf); | |
ee78dc32 | 390 | else |
fbd6baed | 391 | return &one_w32_display_info; |
ee78dc32 GV |
392 | } |
393 | else if (STRINGP (frame)) | |
394 | return x_display_info_for_name (frame); | |
395 | else | |
396 | { | |
397 | FRAME_PTR f; | |
398 | ||
399 | CHECK_LIVE_FRAME (frame, 0); | |
400 | f = XFRAME (frame); | |
fbd6baed GV |
401 | if (! FRAME_W32_P (f)) |
402 | error ("non-w32 frame used"); | |
403 | return FRAME_W32_DISPLAY_INFO (f); | |
ee78dc32 GV |
404 | } |
405 | } | |
406 | \f | |
fbd6baed | 407 | /* Return the Emacs frame-object corresponding to an w32 window. |
ee78dc32 GV |
408 | It could be the frame's main window or an icon window. */ |
409 | ||
410 | /* This function can be called during GC, so use GC_xxx type test macros. */ | |
411 | ||
412 | struct frame * | |
413 | x_window_to_frame (dpyinfo, wdesc) | |
fbd6baed | 414 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
415 | HWND wdesc; |
416 | { | |
417 | Lisp_Object tail, frame; | |
418 | struct frame *f; | |
419 | ||
8e713be6 | 420 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
ee78dc32 | 421 | { |
8e713be6 | 422 | frame = XCAR (tail); |
ee78dc32 GV |
423 | if (!GC_FRAMEP (frame)) |
424 | continue; | |
425 | f = XFRAME (frame); | |
2d764c78 | 426 | if (!FRAME_W32_P (f) || FRAME_W32_DISPLAY_INFO (f) != dpyinfo) |
ee78dc32 | 427 | continue; |
f79e6790 JR |
428 | if (f->output_data.w32->busy_window == wdesc) |
429 | return f; | |
430 | ||
767b1ff0 | 431 | /* TODO: Check tooltips when supported. */ |
fbd6baed | 432 | if (FRAME_W32_WINDOW (f) == wdesc) |
ee78dc32 GV |
433 | return f; |
434 | } | |
435 | return 0; | |
436 | } | |
437 | ||
438 | \f | |
439 | ||
440 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
441 | id, which is just an int that this section returns. Bitmaps are | |
442 | reference counted so they can be shared among frames. | |
443 | ||
444 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
445 | be used to indicate no bitmap. | |
446 | ||
447 | If you use x_create_bitmap_from_data, then you must keep track of | |
448 | the bitmaps yourself. That is, creating a bitmap from the same | |
449 | data more than once will not be caught. */ | |
450 | ||
451 | ||
452 | /* Functions to access the contents of a bitmap, given an id. */ | |
453 | ||
454 | int | |
455 | x_bitmap_height (f, id) | |
456 | FRAME_PTR f; | |
457 | int id; | |
458 | { | |
fbd6baed | 459 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
ee78dc32 GV |
460 | } |
461 | ||
462 | int | |
463 | x_bitmap_width (f, id) | |
464 | FRAME_PTR f; | |
465 | int id; | |
466 | { | |
fbd6baed | 467 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
ee78dc32 GV |
468 | } |
469 | ||
470 | int | |
471 | x_bitmap_pixmap (f, id) | |
472 | FRAME_PTR f; | |
473 | int id; | |
474 | { | |
fbd6baed | 475 | return (int) FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
ee78dc32 GV |
476 | } |
477 | ||
478 | ||
479 | /* Allocate a new bitmap record. Returns index of new record. */ | |
480 | ||
481 | static int | |
482 | x_allocate_bitmap_record (f) | |
483 | FRAME_PTR f; | |
484 | { | |
fbd6baed | 485 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
486 | int i; |
487 | ||
488 | if (dpyinfo->bitmaps == NULL) | |
489 | { | |
490 | dpyinfo->bitmaps_size = 10; | |
491 | dpyinfo->bitmaps | |
fbd6baed | 492 | = (struct w32_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); |
ee78dc32 GV |
493 | dpyinfo->bitmaps_last = 1; |
494 | return 1; | |
495 | } | |
496 | ||
497 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) | |
498 | return ++dpyinfo->bitmaps_last; | |
499 | ||
500 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) | |
501 | if (dpyinfo->bitmaps[i].refcount == 0) | |
502 | return i + 1; | |
503 | ||
504 | dpyinfo->bitmaps_size *= 2; | |
505 | dpyinfo->bitmaps | |
fbd6baed GV |
506 | = (struct w32_bitmap_record *) xrealloc (dpyinfo->bitmaps, |
507 | dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); | |
ee78dc32 GV |
508 | return ++dpyinfo->bitmaps_last; |
509 | } | |
510 | ||
511 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
512 | ||
513 | void | |
514 | x_reference_bitmap (f, id) | |
515 | FRAME_PTR f; | |
516 | int id; | |
517 | { | |
fbd6baed | 518 | ++FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
ee78dc32 GV |
519 | } |
520 | ||
521 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
522 | ||
523 | int | |
524 | x_create_bitmap_from_data (f, bits, width, height) | |
525 | struct frame *f; | |
526 | char *bits; | |
527 | unsigned int width, height; | |
528 | { | |
fbd6baed | 529 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
530 | Pixmap bitmap; |
531 | int id; | |
532 | ||
533 | bitmap = CreateBitmap (width, height, | |
fbd6baed GV |
534 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_planes, |
535 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_cbits, | |
ee78dc32 GV |
536 | bits); |
537 | ||
538 | if (! bitmap) | |
539 | return -1; | |
540 | ||
541 | id = x_allocate_bitmap_record (f); | |
542 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
543 | dpyinfo->bitmaps[id - 1].file = NULL; | |
544 | dpyinfo->bitmaps[id - 1].hinst = NULL; | |
545 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
546 | dpyinfo->bitmaps[id - 1].depth = 1; | |
547 | dpyinfo->bitmaps[id - 1].height = height; | |
548 | dpyinfo->bitmaps[id - 1].width = width; | |
549 | ||
550 | return id; | |
551 | } | |
552 | ||
553 | /* Create bitmap from file FILE for frame F. */ | |
554 | ||
555 | int | |
556 | x_create_bitmap_from_file (f, file) | |
557 | struct frame *f; | |
558 | Lisp_Object file; | |
559 | { | |
560 | return -1; | |
767b1ff0 | 561 | #if 0 /* TODO : bitmap support */ |
fbd6baed | 562 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 | 563 | unsigned int width, height; |
6fc2811b | 564 | HBITMAP bitmap; |
ee78dc32 GV |
565 | int xhot, yhot, result, id; |
566 | Lisp_Object found; | |
567 | int fd; | |
568 | char *filename; | |
569 | HINSTANCE hinst; | |
570 | ||
571 | /* Look for an existing bitmap with the same name. */ | |
572 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) | |
573 | { | |
574 | if (dpyinfo->bitmaps[id].refcount | |
575 | && dpyinfo->bitmaps[id].file | |
576 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
577 | { | |
578 | ++dpyinfo->bitmaps[id].refcount; | |
579 | return id + 1; | |
580 | } | |
581 | } | |
582 | ||
583 | /* Search bitmap-file-path for the file, if appropriate. */ | |
584 | fd = openp (Vx_bitmap_file_path, file, "", &found, 0); | |
585 | if (fd < 0) | |
586 | return -1; | |
6fc2811b | 587 | emacs_close (fd); |
ee78dc32 GV |
588 | |
589 | filename = (char *) XSTRING (found)->data; | |
590 | ||
591 | hinst = LoadLibraryEx (filename, NULL, LOAD_LIBRARY_AS_DATAFILE); | |
592 | ||
593 | if (hinst == NULL) | |
594 | return -1; | |
595 | ||
596 | ||
fbd6baed | 597 | result = XReadBitmapFile (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
ee78dc32 GV |
598 | filename, &width, &height, &bitmap, &xhot, &yhot); |
599 | if (result != BitmapSuccess) | |
600 | return -1; | |
601 | ||
602 | id = x_allocate_bitmap_record (f); | |
603 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
604 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
605 | dpyinfo->bitmaps[id - 1].file = (char *) xmalloc (XSTRING (file)->size + 1); | |
606 | dpyinfo->bitmaps[id - 1].depth = 1; | |
607 | dpyinfo->bitmaps[id - 1].height = height; | |
608 | dpyinfo->bitmaps[id - 1].width = width; | |
609 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
610 | ||
611 | return id; | |
767b1ff0 | 612 | #endif /* TODO */ |
ee78dc32 GV |
613 | } |
614 | ||
615 | /* Remove reference to bitmap with id number ID. */ | |
616 | ||
33d52f9c | 617 | void |
ee78dc32 GV |
618 | x_destroy_bitmap (f, id) |
619 | FRAME_PTR f; | |
620 | int id; | |
621 | { | |
fbd6baed | 622 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
623 | |
624 | if (id > 0) | |
625 | { | |
626 | --dpyinfo->bitmaps[id - 1].refcount; | |
627 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
628 | { | |
629 | BLOCK_INPUT; | |
630 | DeleteObject (dpyinfo->bitmaps[id - 1].pixmap); | |
631 | if (dpyinfo->bitmaps[id - 1].file) | |
632 | { | |
6fc2811b | 633 | xfree (dpyinfo->bitmaps[id - 1].file); |
ee78dc32 GV |
634 | dpyinfo->bitmaps[id - 1].file = NULL; |
635 | } | |
636 | UNBLOCK_INPUT; | |
637 | } | |
638 | } | |
639 | } | |
640 | ||
641 | /* Free all the bitmaps for the display specified by DPYINFO. */ | |
642 | ||
643 | static void | |
644 | x_destroy_all_bitmaps (dpyinfo) | |
fbd6baed | 645 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
646 | { |
647 | int i; | |
648 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
649 | if (dpyinfo->bitmaps[i].refcount > 0) | |
650 | { | |
651 | DeleteObject (dpyinfo->bitmaps[i].pixmap); | |
652 | if (dpyinfo->bitmaps[i].file) | |
6fc2811b | 653 | xfree (dpyinfo->bitmaps[i].file); |
ee78dc32 GV |
654 | } |
655 | dpyinfo->bitmaps_last = 0; | |
656 | } | |
657 | \f | |
fbd6baed | 658 | /* Connect the frame-parameter names for W32 frames |
ee78dc32 GV |
659 | to the ways of passing the parameter values to the window system. |
660 | ||
661 | The name of a parameter, as a Lisp symbol, | |
662 | has an `x-frame-parameter' property which is an integer in Lisp | |
663 | but can be interpreted as an `enum x_frame_parm' in C. */ | |
664 | ||
665 | enum x_frame_parm | |
666 | { | |
667 | X_PARM_FOREGROUND_COLOR, | |
668 | X_PARM_BACKGROUND_COLOR, | |
669 | X_PARM_MOUSE_COLOR, | |
670 | X_PARM_CURSOR_COLOR, | |
671 | X_PARM_BORDER_COLOR, | |
672 | X_PARM_ICON_TYPE, | |
673 | X_PARM_FONT, | |
674 | X_PARM_BORDER_WIDTH, | |
675 | X_PARM_INTERNAL_BORDER_WIDTH, | |
676 | X_PARM_NAME, | |
677 | X_PARM_AUTORAISE, | |
678 | X_PARM_AUTOLOWER, | |
679 | X_PARM_VERT_SCROLL_BAR, | |
680 | X_PARM_VISIBILITY, | |
681 | X_PARM_MENU_BAR_LINES | |
682 | }; | |
683 | ||
684 | ||
685 | struct x_frame_parm_table | |
686 | { | |
687 | char *name; | |
6fc2811b | 688 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ee78dc32 GV |
689 | }; |
690 | ||
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)); |
6fc2811b JR |
694 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
695 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
696 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
697 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
698 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
699 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
700 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
701 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
702 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
703 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
704 | Lisp_Object)); | |
705 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
706 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
707 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
708 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
709 | Lisp_Object)); | |
710 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
711 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
712 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
713 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
714 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
715 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
716 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
ee78dc32 GV |
717 | |
718 | static struct x_frame_parm_table x_frame_parms[] = | |
719 | { | |
1edf84e7 GV |
720 | "auto-raise", x_set_autoraise, |
721 | "auto-lower", x_set_autolower, | |
ee78dc32 | 722 | "background-color", x_set_background_color, |
ee78dc32 | 723 | "border-color", x_set_border_color, |
1edf84e7 GV |
724 | "border-width", x_set_border_width, |
725 | "cursor-color", x_set_cursor_color, | |
ee78dc32 | 726 | "cursor-type", x_set_cursor_type, |
ee78dc32 | 727 | "font", x_set_font, |
1edf84e7 GV |
728 | "foreground-color", x_set_foreground_color, |
729 | "icon-name", x_set_icon_name, | |
730 | "icon-type", x_set_icon_type, | |
ee78dc32 | 731 | "internal-border-width", x_set_internal_border_width, |
ee78dc32 | 732 | "menu-bar-lines", x_set_menu_bar_lines, |
1edf84e7 GV |
733 | "mouse-color", x_set_mouse_color, |
734 | "name", x_explicitly_set_name, | |
ee78dc32 | 735 | "scroll-bar-width", x_set_scroll_bar_width, |
1edf84e7 | 736 | "title", x_set_title, |
ee78dc32 | 737 | "unsplittable", x_set_unsplittable, |
1edf84e7 GV |
738 | "vertical-scroll-bars", x_set_vertical_scroll_bars, |
739 | "visibility", x_set_visibility, | |
6fc2811b | 740 | "tool-bar-lines", x_set_tool_bar_lines, |
dfff8a69 JR |
741 | "screen-gamma", x_set_screen_gamma, |
742 | "line-spacing", x_set_line_spacing | |
ee78dc32 GV |
743 | }; |
744 | ||
745 | /* Attach the `x-frame-parameter' properties to | |
fbd6baed | 746 | the Lisp symbol names of parameters relevant to W32. */ |
ee78dc32 | 747 | |
dfff8a69 | 748 | void |
ee78dc32 GV |
749 | init_x_parm_symbols () |
750 | { | |
751 | int i; | |
752 | ||
753 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) | |
754 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, | |
755 | make_number (i)); | |
756 | } | |
757 | \f | |
dfff8a69 | 758 | /* Change the parameters of frame F as specified by ALIST. |
ee78dc32 GV |
759 | If a parameter is not specially recognized, do nothing; |
760 | otherwise call the `x_set_...' function for that parameter. */ | |
761 | ||
762 | void | |
763 | x_set_frame_parameters (f, alist) | |
764 | FRAME_PTR f; | |
765 | Lisp_Object alist; | |
766 | { | |
767 | Lisp_Object tail; | |
768 | ||
769 | /* If both of these parameters are present, it's more efficient to | |
770 | set them both at once. So we wait until we've looked at the | |
771 | entire list before we set them. */ | |
b839712d | 772 | int width, height; |
ee78dc32 GV |
773 | |
774 | /* Same here. */ | |
775 | Lisp_Object left, top; | |
776 | ||
777 | /* Same with these. */ | |
778 | Lisp_Object icon_left, icon_top; | |
779 | ||
780 | /* Record in these vectors all the parms specified. */ | |
781 | Lisp_Object *parms; | |
782 | Lisp_Object *values; | |
a797a73d | 783 | int i, p; |
ee78dc32 GV |
784 | int left_no_change = 0, top_no_change = 0; |
785 | int icon_left_no_change = 0, icon_top_no_change = 0; | |
786 | ||
5878523b RS |
787 | struct gcpro gcpro1, gcpro2; |
788 | ||
ee78dc32 GV |
789 | i = 0; |
790 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
791 | i++; | |
792 | ||
793 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
794 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
795 | ||
796 | /* Extract parm names and values into those vectors. */ | |
797 | ||
798 | i = 0; | |
799 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
800 | { | |
6fc2811b | 801 | Lisp_Object elt; |
ee78dc32 GV |
802 | |
803 | elt = Fcar (tail); | |
804 | parms[i] = Fcar (elt); | |
805 | values[i] = Fcdr (elt); | |
806 | i++; | |
807 | } | |
5878523b RS |
808 | /* TAIL and ALIST are not used again below here. */ |
809 | alist = tail = Qnil; | |
810 | ||
811 | GCPRO2 (*parms, *values); | |
812 | gcpro1.nvars = i; | |
813 | gcpro2.nvars = i; | |
814 | ||
815 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, | |
816 | because their values appear in VALUES and strings are not valid. */ | |
b839712d | 817 | top = left = Qunbound; |
ee78dc32 GV |
818 | icon_left = icon_top = Qunbound; |
819 | ||
b839712d | 820 | /* Provide default values for HEIGHT and WIDTH. */ |
dfff8a69 JR |
821 | if (FRAME_NEW_WIDTH (f)) |
822 | width = FRAME_NEW_WIDTH (f); | |
823 | else | |
824 | width = FRAME_WIDTH (f); | |
825 | ||
826 | if (FRAME_NEW_HEIGHT (f)) | |
827 | height = FRAME_NEW_HEIGHT (f); | |
828 | else | |
829 | height = FRAME_HEIGHT (f); | |
b839712d | 830 | |
a797a73d GV |
831 | /* Process foreground_color and background_color before anything else. |
832 | They are independent of other properties, but other properties (e.g., | |
833 | cursor_color) are dependent upon them. */ | |
834 | for (p = 0; p < i; p++) | |
835 | { | |
836 | Lisp_Object prop, val; | |
837 | ||
838 | prop = parms[p]; | |
839 | val = values[p]; | |
840 | if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) | |
841 | { | |
842 | register Lisp_Object param_index, old_value; | |
843 | ||
844 | param_index = Fget (prop, Qx_frame_parameter); | |
845 | old_value = get_frame_param (f, prop); | |
846 | store_frame_param (f, prop, val); | |
847 | if (NATNUMP (param_index) | |
848 | && (XFASTINT (param_index) | |
849 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
850 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
851 | } | |
852 | } | |
853 | ||
ee78dc32 GV |
854 | /* Now process them in reverse of specified order. */ |
855 | for (i--; i >= 0; i--) | |
856 | { | |
857 | Lisp_Object prop, val; | |
858 | ||
859 | prop = parms[i]; | |
860 | val = values[i]; | |
861 | ||
b839712d RS |
862 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
863 | width = XFASTINT (val); | |
864 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
865 | height = XFASTINT (val); | |
ee78dc32 GV |
866 | else if (EQ (prop, Qtop)) |
867 | top = val; | |
868 | else if (EQ (prop, Qleft)) | |
869 | left = val; | |
870 | else if (EQ (prop, Qicon_top)) | |
871 | icon_top = val; | |
872 | else if (EQ (prop, Qicon_left)) | |
873 | icon_left = val; | |
a797a73d GV |
874 | else if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) |
875 | /* Processed above. */ | |
876 | continue; | |
ee78dc32 GV |
877 | else |
878 | { | |
879 | register Lisp_Object param_index, old_value; | |
880 | ||
881 | param_index = Fget (prop, Qx_frame_parameter); | |
882 | old_value = get_frame_param (f, prop); | |
883 | store_frame_param (f, prop, val); | |
884 | if (NATNUMP (param_index) | |
885 | && (XFASTINT (param_index) | |
886 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
3c190163 | 887 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); |
ee78dc32 GV |
888 | } |
889 | } | |
890 | ||
891 | /* Don't die if just one of these was set. */ | |
892 | if (EQ (left, Qunbound)) | |
893 | { | |
894 | left_no_change = 1; | |
fbd6baed GV |
895 | if (f->output_data.w32->left_pos < 0) |
896 | left = Fcons (Qplus, Fcons (make_number (f->output_data.w32->left_pos), Qnil)); | |
ee78dc32 | 897 | else |
fbd6baed | 898 | XSETINT (left, f->output_data.w32->left_pos); |
ee78dc32 GV |
899 | } |
900 | if (EQ (top, Qunbound)) | |
901 | { | |
902 | top_no_change = 1; | |
fbd6baed GV |
903 | if (f->output_data.w32->top_pos < 0) |
904 | top = Fcons (Qplus, Fcons (make_number (f->output_data.w32->top_pos), Qnil)); | |
ee78dc32 | 905 | else |
fbd6baed | 906 | XSETINT (top, f->output_data.w32->top_pos); |
ee78dc32 GV |
907 | } |
908 | ||
909 | /* If one of the icon positions was not set, preserve or default it. */ | |
910 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
911 | { | |
912 | icon_left_no_change = 1; | |
913 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
914 | if (NILP (icon_left)) | |
915 | XSETINT (icon_left, 0); | |
916 | } | |
917 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
918 | { | |
919 | icon_top_no_change = 1; | |
920 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
921 | if (NILP (icon_top)) | |
922 | XSETINT (icon_top, 0); | |
923 | } | |
924 | ||
ee78dc32 GV |
925 | /* Don't set these parameters unless they've been explicitly |
926 | specified. The window might be mapped or resized while we're in | |
927 | this function, and we don't want to override that unless the lisp | |
928 | code has asked for it. | |
929 | ||
930 | Don't set these parameters unless they actually differ from the | |
931 | window's current parameters; the window may not actually exist | |
932 | yet. */ | |
933 | { | |
934 | Lisp_Object frame; | |
935 | ||
936 | check_frame_size (f, &height, &width); | |
937 | ||
938 | XSETFRAME (frame, f); | |
939 | ||
dfff8a69 JR |
940 | if (width != FRAME_WIDTH (f) |
941 | || height != FRAME_HEIGHT (f) | |
942 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) | |
b839712d | 943 | Fset_frame_size (frame, make_number (width), make_number (height)); |
ee78dc32 GV |
944 | |
945 | if ((!NILP (left) || !NILP (top)) | |
946 | && ! (left_no_change && top_no_change) | |
fbd6baed GV |
947 | && ! (NUMBERP (left) && XINT (left) == f->output_data.w32->left_pos |
948 | && NUMBERP (top) && XINT (top) == f->output_data.w32->top_pos)) | |
ee78dc32 GV |
949 | { |
950 | int leftpos = 0; | |
951 | int toppos = 0; | |
952 | ||
953 | /* Record the signs. */ | |
fbd6baed | 954 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 | 955 | if (EQ (left, Qminus)) |
fbd6baed | 956 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 GV |
957 | else if (INTEGERP (left)) |
958 | { | |
959 | leftpos = XINT (left); | |
960 | if (leftpos < 0) | |
fbd6baed | 961 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 962 | } |
8e713be6 KR |
963 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
964 | && CONSP (XCDR (left)) | |
965 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 966 | { |
8e713be6 | 967 | leftpos = - XINT (XCAR (XCDR (left))); |
fbd6baed | 968 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 969 | } |
8e713be6 KR |
970 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
971 | && CONSP (XCDR (left)) | |
972 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 973 | { |
8e713be6 | 974 | leftpos = XINT (XCAR (XCDR (left))); |
ee78dc32 GV |
975 | } |
976 | ||
977 | if (EQ (top, Qminus)) | |
fbd6baed | 978 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 GV |
979 | else if (INTEGERP (top)) |
980 | { | |
981 | toppos = XINT (top); | |
982 | if (toppos < 0) | |
fbd6baed | 983 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 984 | } |
8e713be6 KR |
985 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
986 | && CONSP (XCDR (top)) | |
987 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 988 | { |
8e713be6 | 989 | toppos = - XINT (XCAR (XCDR (top))); |
fbd6baed | 990 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 991 | } |
8e713be6 KR |
992 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
993 | && CONSP (XCDR (top)) | |
994 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 995 | { |
8e713be6 | 996 | toppos = XINT (XCAR (XCDR (top))); |
ee78dc32 GV |
997 | } |
998 | ||
999 | ||
1000 | /* Store the numeric value of the position. */ | |
fbd6baed GV |
1001 | f->output_data.w32->top_pos = toppos; |
1002 | f->output_data.w32->left_pos = leftpos; | |
ee78dc32 | 1003 | |
fbd6baed | 1004 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
1005 | |
1006 | /* Actually set that position, and convert to absolute. */ | |
1007 | x_set_offset (f, leftpos, toppos, -1); | |
1008 | } | |
1009 | ||
1010 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1011 | && ! (icon_left_no_change && icon_top_no_change)) | |
1012 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
1013 | } | |
5878523b RS |
1014 | |
1015 | UNGCPRO; | |
ee78dc32 GV |
1016 | } |
1017 | ||
1018 | /* Store the screen positions of frame F into XPTR and YPTR. | |
1019 | These are the positions of the containing window manager window, | |
1020 | not Emacs's own window. */ | |
1021 | ||
1022 | void | |
1023 | x_real_positions (f, xptr, yptr) | |
1024 | FRAME_PTR f; | |
1025 | int *xptr, *yptr; | |
1026 | { | |
1027 | POINT pt; | |
3c190163 GV |
1028 | |
1029 | { | |
1030 | RECT rect; | |
ee78dc32 | 1031 | |
fbd6baed GV |
1032 | GetClientRect(FRAME_W32_WINDOW(f), &rect); |
1033 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, FRAME_EXTERNAL_MENU_BAR(f)); | |
ee78dc32 | 1034 | |
3c190163 GV |
1035 | pt.x = rect.left; |
1036 | pt.y = rect.top; | |
1037 | } | |
ee78dc32 | 1038 | |
fbd6baed | 1039 | ClientToScreen (FRAME_W32_WINDOW(f), &pt); |
ee78dc32 GV |
1040 | |
1041 | *xptr = pt.x; | |
1042 | *yptr = pt.y; | |
1043 | } | |
1044 | ||
1045 | /* Insert a description of internally-recorded parameters of frame X | |
1046 | into the parameter alist *ALISTPTR that is to be given to the user. | |
fbd6baed | 1047 | Only parameters that are specific to W32 |
ee78dc32 GV |
1048 | and whose values are not correctly recorded in the frame's |
1049 | param_alist need to be considered here. */ | |
1050 | ||
dfff8a69 | 1051 | void |
ee78dc32 GV |
1052 | x_report_frame_params (f, alistptr) |
1053 | struct frame *f; | |
1054 | Lisp_Object *alistptr; | |
1055 | { | |
1056 | char buf[16]; | |
1057 | Lisp_Object tem; | |
1058 | ||
1059 | /* Represent negative positions (off the top or left screen edge) | |
1060 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
fbd6baed GV |
1061 | XSETINT (tem, f->output_data.w32->left_pos); |
1062 | if (f->output_data.w32->left_pos >= 0) | |
ee78dc32 GV |
1063 | store_in_alist (alistptr, Qleft, tem); |
1064 | else | |
1065 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1066 | ||
fbd6baed GV |
1067 | XSETINT (tem, f->output_data.w32->top_pos); |
1068 | if (f->output_data.w32->top_pos >= 0) | |
ee78dc32 GV |
1069 | store_in_alist (alistptr, Qtop, tem); |
1070 | else | |
1071 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
1072 | ||
1073 | store_in_alist (alistptr, Qborder_width, | |
fbd6baed | 1074 | make_number (f->output_data.w32->border_width)); |
ee78dc32 | 1075 | store_in_alist (alistptr, Qinternal_border_width, |
fbd6baed GV |
1076 | make_number (f->output_data.w32->internal_border_width)); |
1077 | sprintf (buf, "%ld", (long) FRAME_W32_WINDOW (f)); | |
ee78dc32 GV |
1078 | store_in_alist (alistptr, Qwindow_id, |
1079 | build_string (buf)); | |
1080 | store_in_alist (alistptr, Qicon_name, f->icon_name); | |
1081 | FRAME_SAMPLE_VISIBILITY (f); | |
1082 | store_in_alist (alistptr, Qvisibility, | |
1083 | (FRAME_VISIBLE_P (f) ? Qt | |
1084 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
1085 | store_in_alist (alistptr, Qdisplay, | |
8e713be6 | 1086 | XCAR (FRAME_W32_DISPLAY_INFO (f)->name_list_element)); |
ee78dc32 GV |
1087 | } |
1088 | \f | |
1089 | ||
fbd6baed | 1090 | DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color, Sw32_define_rgb_color, 4, 4, 0, |
5ac45f98 | 1091 | "Convert RGB numbers to a windows color reference and associate with NAME (a string).\n\ |
fbd6baed | 1092 | This adds or updates a named color to w32-color-map, making it available for use.\n\ |
5ac45f98 GV |
1093 | The original entry's RGB ref is returned, or nil if the entry is new.") |
1094 | (red, green, blue, name) | |
1095 | Lisp_Object red, green, blue, name; | |
ee78dc32 | 1096 | { |
5ac45f98 GV |
1097 | Lisp_Object rgb; |
1098 | Lisp_Object oldrgb = Qnil; | |
1099 | Lisp_Object entry; | |
1100 | ||
1101 | CHECK_NUMBER (red, 0); | |
1102 | CHECK_NUMBER (green, 0); | |
1103 | CHECK_NUMBER (blue, 0); | |
1104 | CHECK_STRING (name, 0); | |
ee78dc32 | 1105 | |
5ac45f98 | 1106 | XSET (rgb, Lisp_Int, RGB(XUINT (red), XUINT (green), XUINT (blue))); |
ee78dc32 | 1107 | |
5ac45f98 | 1108 | BLOCK_INPUT; |
ee78dc32 | 1109 | |
fbd6baed GV |
1110 | /* replace existing entry in w32-color-map or add new entry. */ |
1111 | entry = Fassoc (name, Vw32_color_map); | |
5ac45f98 GV |
1112 | if (NILP (entry)) |
1113 | { | |
1114 | entry = Fcons (name, rgb); | |
fbd6baed | 1115 | Vw32_color_map = Fcons (entry, Vw32_color_map); |
5ac45f98 GV |
1116 | } |
1117 | else | |
1118 | { | |
1119 | oldrgb = Fcdr (entry); | |
1120 | Fsetcdr (entry, rgb); | |
1121 | } | |
1122 | ||
1123 | UNBLOCK_INPUT; | |
1124 | ||
1125 | return (oldrgb); | |
ee78dc32 GV |
1126 | } |
1127 | ||
fbd6baed | 1128 | DEFUN ("w32-load-color-file", Fw32_load_color_file, Sw32_load_color_file, 1, 1, 0, |
5ac45f98 | 1129 | "Create an alist of color entries from an external file (ie. rgb.txt).\n\ |
fbd6baed | 1130 | Assign this value to w32-color-map to replace the existing color map.\n\ |
5ac45f98 GV |
1131 | \ |
1132 | The file should define one named RGB color per line like so:\ | |
1133 | R G B name\n\ | |
1134 | where R,G,B are numbers between 0 and 255 and name is an arbitrary string.") | |
1135 | (filename) | |
1136 | Lisp_Object filename; | |
1137 | { | |
1138 | FILE *fp; | |
1139 | Lisp_Object cmap = Qnil; | |
1140 | Lisp_Object abspath; | |
1141 | ||
1142 | CHECK_STRING (filename, 0); | |
1143 | abspath = Fexpand_file_name (filename, Qnil); | |
1144 | ||
1145 | fp = fopen (XSTRING (filename)->data, "rt"); | |
1146 | if (fp) | |
1147 | { | |
1148 | char buf[512]; | |
1149 | int red, green, blue; | |
1150 | int num; | |
1151 | ||
1152 | BLOCK_INPUT; | |
1153 | ||
1154 | while (fgets (buf, sizeof (buf), fp) != NULL) { | |
1155 | if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3) | |
1156 | { | |
1157 | char *name = buf + num; | |
1158 | num = strlen (name) - 1; | |
1159 | if (name[num] == '\n') | |
1160 | name[num] = 0; | |
1161 | cmap = Fcons (Fcons (build_string (name), | |
1162 | make_number (RGB (red, green, blue))), | |
1163 | cmap); | |
1164 | } | |
1165 | } | |
1166 | fclose (fp); | |
1167 | ||
1168 | UNBLOCK_INPUT; | |
1169 | } | |
1170 | ||
1171 | return cmap; | |
1172 | } | |
ee78dc32 | 1173 | |
fbd6baed | 1174 | /* The default colors for the w32 color map */ |
ee78dc32 GV |
1175 | typedef struct colormap_t |
1176 | { | |
1177 | char *name; | |
1178 | COLORREF colorref; | |
1179 | } colormap_t; | |
1180 | ||
fbd6baed | 1181 | colormap_t w32_color_map[] = |
ee78dc32 | 1182 | { |
1da8a614 GV |
1183 | {"snow" , PALETTERGB (255,250,250)}, |
1184 | {"ghost white" , PALETTERGB (248,248,255)}, | |
1185 | {"GhostWhite" , PALETTERGB (248,248,255)}, | |
1186 | {"white smoke" , PALETTERGB (245,245,245)}, | |
1187 | {"WhiteSmoke" , PALETTERGB (245,245,245)}, | |
1188 | {"gainsboro" , PALETTERGB (220,220,220)}, | |
1189 | {"floral white" , PALETTERGB (255,250,240)}, | |
1190 | {"FloralWhite" , PALETTERGB (255,250,240)}, | |
1191 | {"old lace" , PALETTERGB (253,245,230)}, | |
1192 | {"OldLace" , PALETTERGB (253,245,230)}, | |
1193 | {"linen" , PALETTERGB (250,240,230)}, | |
1194 | {"antique white" , PALETTERGB (250,235,215)}, | |
1195 | {"AntiqueWhite" , PALETTERGB (250,235,215)}, | |
1196 | {"papaya whip" , PALETTERGB (255,239,213)}, | |
1197 | {"PapayaWhip" , PALETTERGB (255,239,213)}, | |
1198 | {"blanched almond" , PALETTERGB (255,235,205)}, | |
1199 | {"BlanchedAlmond" , PALETTERGB (255,235,205)}, | |
1200 | {"bisque" , PALETTERGB (255,228,196)}, | |
1201 | {"peach puff" , PALETTERGB (255,218,185)}, | |
1202 | {"PeachPuff" , PALETTERGB (255,218,185)}, | |
1203 | {"navajo white" , PALETTERGB (255,222,173)}, | |
1204 | {"NavajoWhite" , PALETTERGB (255,222,173)}, | |
1205 | {"moccasin" , PALETTERGB (255,228,181)}, | |
1206 | {"cornsilk" , PALETTERGB (255,248,220)}, | |
1207 | {"ivory" , PALETTERGB (255,255,240)}, | |
1208 | {"lemon chiffon" , PALETTERGB (255,250,205)}, | |
1209 | {"LemonChiffon" , PALETTERGB (255,250,205)}, | |
1210 | {"seashell" , PALETTERGB (255,245,238)}, | |
1211 | {"honeydew" , PALETTERGB (240,255,240)}, | |
1212 | {"mint cream" , PALETTERGB (245,255,250)}, | |
1213 | {"MintCream" , PALETTERGB (245,255,250)}, | |
1214 | {"azure" , PALETTERGB (240,255,255)}, | |
1215 | {"alice blue" , PALETTERGB (240,248,255)}, | |
1216 | {"AliceBlue" , PALETTERGB (240,248,255)}, | |
1217 | {"lavender" , PALETTERGB (230,230,250)}, | |
1218 | {"lavender blush" , PALETTERGB (255,240,245)}, | |
1219 | {"LavenderBlush" , PALETTERGB (255,240,245)}, | |
1220 | {"misty rose" , PALETTERGB (255,228,225)}, | |
1221 | {"MistyRose" , PALETTERGB (255,228,225)}, | |
1222 | {"white" , PALETTERGB (255,255,255)}, | |
1223 | {"black" , PALETTERGB ( 0, 0, 0)}, | |
1224 | {"dark slate gray" , PALETTERGB ( 47, 79, 79)}, | |
1225 | {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)}, | |
1226 | {"dark slate grey" , PALETTERGB ( 47, 79, 79)}, | |
1227 | {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)}, | |
1228 | {"dim gray" , PALETTERGB (105,105,105)}, | |
1229 | {"DimGray" , PALETTERGB (105,105,105)}, | |
1230 | {"dim grey" , PALETTERGB (105,105,105)}, | |
1231 | {"DimGrey" , PALETTERGB (105,105,105)}, | |
1232 | {"slate gray" , PALETTERGB (112,128,144)}, | |
1233 | {"SlateGray" , PALETTERGB (112,128,144)}, | |
1234 | {"slate grey" , PALETTERGB (112,128,144)}, | |
1235 | {"SlateGrey" , PALETTERGB (112,128,144)}, | |
1236 | {"light slate gray" , PALETTERGB (119,136,153)}, | |
1237 | {"LightSlateGray" , PALETTERGB (119,136,153)}, | |
1238 | {"light slate grey" , PALETTERGB (119,136,153)}, | |
1239 | {"LightSlateGrey" , PALETTERGB (119,136,153)}, | |
1240 | {"gray" , PALETTERGB (190,190,190)}, | |
1241 | {"grey" , PALETTERGB (190,190,190)}, | |
1242 | {"light grey" , PALETTERGB (211,211,211)}, | |
1243 | {"LightGrey" , PALETTERGB (211,211,211)}, | |
1244 | {"light gray" , PALETTERGB (211,211,211)}, | |
1245 | {"LightGray" , PALETTERGB (211,211,211)}, | |
1246 | {"midnight blue" , PALETTERGB ( 25, 25,112)}, | |
1247 | {"MidnightBlue" , PALETTERGB ( 25, 25,112)}, | |
1248 | {"navy" , PALETTERGB ( 0, 0,128)}, | |
1249 | {"navy blue" , PALETTERGB ( 0, 0,128)}, | |
1250 | {"NavyBlue" , PALETTERGB ( 0, 0,128)}, | |
1251 | {"cornflower blue" , PALETTERGB (100,149,237)}, | |
1252 | {"CornflowerBlue" , PALETTERGB (100,149,237)}, | |
1253 | {"dark slate blue" , PALETTERGB ( 72, 61,139)}, | |
1254 | {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)}, | |
1255 | {"slate blue" , PALETTERGB (106, 90,205)}, | |
1256 | {"SlateBlue" , PALETTERGB (106, 90,205)}, | |
1257 | {"medium slate blue" , PALETTERGB (123,104,238)}, | |
1258 | {"MediumSlateBlue" , PALETTERGB (123,104,238)}, | |
1259 | {"light slate blue" , PALETTERGB (132,112,255)}, | |
1260 | {"LightSlateBlue" , PALETTERGB (132,112,255)}, | |
1261 | {"medium blue" , PALETTERGB ( 0, 0,205)}, | |
1262 | {"MediumBlue" , PALETTERGB ( 0, 0,205)}, | |
1263 | {"royal blue" , PALETTERGB ( 65,105,225)}, | |
1264 | {"RoyalBlue" , PALETTERGB ( 65,105,225)}, | |
1265 | {"blue" , PALETTERGB ( 0, 0,255)}, | |
1266 | {"dodger blue" , PALETTERGB ( 30,144,255)}, | |
1267 | {"DodgerBlue" , PALETTERGB ( 30,144,255)}, | |
1268 | {"deep sky blue" , PALETTERGB ( 0,191,255)}, | |
1269 | {"DeepSkyBlue" , PALETTERGB ( 0,191,255)}, | |
1270 | {"sky blue" , PALETTERGB (135,206,235)}, | |
1271 | {"SkyBlue" , PALETTERGB (135,206,235)}, | |
1272 | {"light sky blue" , PALETTERGB (135,206,250)}, | |
1273 | {"LightSkyBlue" , PALETTERGB (135,206,250)}, | |
1274 | {"steel blue" , PALETTERGB ( 70,130,180)}, | |
1275 | {"SteelBlue" , PALETTERGB ( 70,130,180)}, | |
1276 | {"light steel blue" , PALETTERGB (176,196,222)}, | |
1277 | {"LightSteelBlue" , PALETTERGB (176,196,222)}, | |
1278 | {"light blue" , PALETTERGB (173,216,230)}, | |
1279 | {"LightBlue" , PALETTERGB (173,216,230)}, | |
1280 | {"powder blue" , PALETTERGB (176,224,230)}, | |
1281 | {"PowderBlue" , PALETTERGB (176,224,230)}, | |
1282 | {"pale turquoise" , PALETTERGB (175,238,238)}, | |
1283 | {"PaleTurquoise" , PALETTERGB (175,238,238)}, | |
1284 | {"dark turquoise" , PALETTERGB ( 0,206,209)}, | |
1285 | {"DarkTurquoise" , PALETTERGB ( 0,206,209)}, | |
1286 | {"medium turquoise" , PALETTERGB ( 72,209,204)}, | |
1287 | {"MediumTurquoise" , PALETTERGB ( 72,209,204)}, | |
1288 | {"turquoise" , PALETTERGB ( 64,224,208)}, | |
1289 | {"cyan" , PALETTERGB ( 0,255,255)}, | |
1290 | {"light cyan" , PALETTERGB (224,255,255)}, | |
1291 | {"LightCyan" , PALETTERGB (224,255,255)}, | |
1292 | {"cadet blue" , PALETTERGB ( 95,158,160)}, | |
1293 | {"CadetBlue" , PALETTERGB ( 95,158,160)}, | |
1294 | {"medium aquamarine" , PALETTERGB (102,205,170)}, | |
1295 | {"MediumAquamarine" , PALETTERGB (102,205,170)}, | |
1296 | {"aquamarine" , PALETTERGB (127,255,212)}, | |
1297 | {"dark green" , PALETTERGB ( 0,100, 0)}, | |
1298 | {"DarkGreen" , PALETTERGB ( 0,100, 0)}, | |
1299 | {"dark olive green" , PALETTERGB ( 85,107, 47)}, | |
1300 | {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)}, | |
1301 | {"dark sea green" , PALETTERGB (143,188,143)}, | |
1302 | {"DarkSeaGreen" , PALETTERGB (143,188,143)}, | |
1303 | {"sea green" , PALETTERGB ( 46,139, 87)}, | |
1304 | {"SeaGreen" , PALETTERGB ( 46,139, 87)}, | |
1305 | {"medium sea green" , PALETTERGB ( 60,179,113)}, | |
1306 | {"MediumSeaGreen" , PALETTERGB ( 60,179,113)}, | |
1307 | {"light sea green" , PALETTERGB ( 32,178,170)}, | |
1308 | {"LightSeaGreen" , PALETTERGB ( 32,178,170)}, | |
1309 | {"pale green" , PALETTERGB (152,251,152)}, | |
1310 | {"PaleGreen" , PALETTERGB (152,251,152)}, | |
1311 | {"spring green" , PALETTERGB ( 0,255,127)}, | |
1312 | {"SpringGreen" , PALETTERGB ( 0,255,127)}, | |
1313 | {"lawn green" , PALETTERGB (124,252, 0)}, | |
1314 | {"LawnGreen" , PALETTERGB (124,252, 0)}, | |
1315 | {"green" , PALETTERGB ( 0,255, 0)}, | |
1316 | {"chartreuse" , PALETTERGB (127,255, 0)}, | |
1317 | {"medium spring green" , PALETTERGB ( 0,250,154)}, | |
1318 | {"MediumSpringGreen" , PALETTERGB ( 0,250,154)}, | |
1319 | {"green yellow" , PALETTERGB (173,255, 47)}, | |
1320 | {"GreenYellow" , PALETTERGB (173,255, 47)}, | |
1321 | {"lime green" , PALETTERGB ( 50,205, 50)}, | |
1322 | {"LimeGreen" , PALETTERGB ( 50,205, 50)}, | |
1323 | {"yellow green" , PALETTERGB (154,205, 50)}, | |
1324 | {"YellowGreen" , PALETTERGB (154,205, 50)}, | |
1325 | {"forest green" , PALETTERGB ( 34,139, 34)}, | |
1326 | {"ForestGreen" , PALETTERGB ( 34,139, 34)}, | |
1327 | {"olive drab" , PALETTERGB (107,142, 35)}, | |
1328 | {"OliveDrab" , PALETTERGB (107,142, 35)}, | |
1329 | {"dark khaki" , PALETTERGB (189,183,107)}, | |
1330 | {"DarkKhaki" , PALETTERGB (189,183,107)}, | |
1331 | {"khaki" , PALETTERGB (240,230,140)}, | |
1332 | {"pale goldenrod" , PALETTERGB (238,232,170)}, | |
1333 | {"PaleGoldenrod" , PALETTERGB (238,232,170)}, | |
1334 | {"light goldenrod yellow" , PALETTERGB (250,250,210)}, | |
1335 | {"LightGoldenrodYellow" , PALETTERGB (250,250,210)}, | |
1336 | {"light yellow" , PALETTERGB (255,255,224)}, | |
1337 | {"LightYellow" , PALETTERGB (255,255,224)}, | |
1338 | {"yellow" , PALETTERGB (255,255, 0)}, | |
1339 | {"gold" , PALETTERGB (255,215, 0)}, | |
1340 | {"light goldenrod" , PALETTERGB (238,221,130)}, | |
1341 | {"LightGoldenrod" , PALETTERGB (238,221,130)}, | |
1342 | {"goldenrod" , PALETTERGB (218,165, 32)}, | |
1343 | {"dark goldenrod" , PALETTERGB (184,134, 11)}, | |
1344 | {"DarkGoldenrod" , PALETTERGB (184,134, 11)}, | |
1345 | {"rosy brown" , PALETTERGB (188,143,143)}, | |
1346 | {"RosyBrown" , PALETTERGB (188,143,143)}, | |
1347 | {"indian red" , PALETTERGB (205, 92, 92)}, | |
1348 | {"IndianRed" , PALETTERGB (205, 92, 92)}, | |
1349 | {"saddle brown" , PALETTERGB (139, 69, 19)}, | |
1350 | {"SaddleBrown" , PALETTERGB (139, 69, 19)}, | |
1351 | {"sienna" , PALETTERGB (160, 82, 45)}, | |
1352 | {"peru" , PALETTERGB (205,133, 63)}, | |
1353 | {"burlywood" , PALETTERGB (222,184,135)}, | |
1354 | {"beige" , PALETTERGB (245,245,220)}, | |
1355 | {"wheat" , PALETTERGB (245,222,179)}, | |
1356 | {"sandy brown" , PALETTERGB (244,164, 96)}, | |
1357 | {"SandyBrown" , PALETTERGB (244,164, 96)}, | |
1358 | {"tan" , PALETTERGB (210,180,140)}, | |
1359 | {"chocolate" , PALETTERGB (210,105, 30)}, | |
1360 | {"firebrick" , PALETTERGB (178,34, 34)}, | |
1361 | {"brown" , PALETTERGB (165,42, 42)}, | |
1362 | {"dark salmon" , PALETTERGB (233,150,122)}, | |
1363 | {"DarkSalmon" , PALETTERGB (233,150,122)}, | |
1364 | {"salmon" , PALETTERGB (250,128,114)}, | |
1365 | {"light salmon" , PALETTERGB (255,160,122)}, | |
1366 | {"LightSalmon" , PALETTERGB (255,160,122)}, | |
1367 | {"orange" , PALETTERGB (255,165, 0)}, | |
1368 | {"dark orange" , PALETTERGB (255,140, 0)}, | |
1369 | {"DarkOrange" , PALETTERGB (255,140, 0)}, | |
1370 | {"coral" , PALETTERGB (255,127, 80)}, | |
1371 | {"light coral" , PALETTERGB (240,128,128)}, | |
1372 | {"LightCoral" , PALETTERGB (240,128,128)}, | |
1373 | {"tomato" , PALETTERGB (255, 99, 71)}, | |
1374 | {"orange red" , PALETTERGB (255, 69, 0)}, | |
1375 | {"OrangeRed" , PALETTERGB (255, 69, 0)}, | |
1376 | {"red" , PALETTERGB (255, 0, 0)}, | |
1377 | {"hot pink" , PALETTERGB (255,105,180)}, | |
1378 | {"HotPink" , PALETTERGB (255,105,180)}, | |
1379 | {"deep pink" , PALETTERGB (255, 20,147)}, | |
1380 | {"DeepPink" , PALETTERGB (255, 20,147)}, | |
1381 | {"pink" , PALETTERGB (255,192,203)}, | |
1382 | {"light pink" , PALETTERGB (255,182,193)}, | |
1383 | {"LightPink" , PALETTERGB (255,182,193)}, | |
1384 | {"pale violet red" , PALETTERGB (219,112,147)}, | |
1385 | {"PaleVioletRed" , PALETTERGB (219,112,147)}, | |
1386 | {"maroon" , PALETTERGB (176, 48, 96)}, | |
1387 | {"medium violet red" , PALETTERGB (199, 21,133)}, | |
1388 | {"MediumVioletRed" , PALETTERGB (199, 21,133)}, | |
1389 | {"violet red" , PALETTERGB (208, 32,144)}, | |
1390 | {"VioletRed" , PALETTERGB (208, 32,144)}, | |
1391 | {"magenta" , PALETTERGB (255, 0,255)}, | |
1392 | {"violet" , PALETTERGB (238,130,238)}, | |
1393 | {"plum" , PALETTERGB (221,160,221)}, | |
1394 | {"orchid" , PALETTERGB (218,112,214)}, | |
1395 | {"medium orchid" , PALETTERGB (186, 85,211)}, | |
1396 | {"MediumOrchid" , PALETTERGB (186, 85,211)}, | |
1397 | {"dark orchid" , PALETTERGB (153, 50,204)}, | |
1398 | {"DarkOrchid" , PALETTERGB (153, 50,204)}, | |
1399 | {"dark violet" , PALETTERGB (148, 0,211)}, | |
1400 | {"DarkViolet" , PALETTERGB (148, 0,211)}, | |
1401 | {"blue violet" , PALETTERGB (138, 43,226)}, | |
1402 | {"BlueViolet" , PALETTERGB (138, 43,226)}, | |
1403 | {"purple" , PALETTERGB (160, 32,240)}, | |
1404 | {"medium purple" , PALETTERGB (147,112,219)}, | |
1405 | {"MediumPurple" , PALETTERGB (147,112,219)}, | |
1406 | {"thistle" , PALETTERGB (216,191,216)}, | |
1407 | {"gray0" , PALETTERGB ( 0, 0, 0)}, | |
1408 | {"grey0" , PALETTERGB ( 0, 0, 0)}, | |
1409 | {"dark grey" , PALETTERGB (169,169,169)}, | |
1410 | {"DarkGrey" , PALETTERGB (169,169,169)}, | |
1411 | {"dark gray" , PALETTERGB (169,169,169)}, | |
1412 | {"DarkGray" , PALETTERGB (169,169,169)}, | |
1413 | {"dark blue" , PALETTERGB ( 0, 0,139)}, | |
1414 | {"DarkBlue" , PALETTERGB ( 0, 0,139)}, | |
1415 | {"dark cyan" , PALETTERGB ( 0,139,139)}, | |
1416 | {"DarkCyan" , PALETTERGB ( 0,139,139)}, | |
1417 | {"dark magenta" , PALETTERGB (139, 0,139)}, | |
1418 | {"DarkMagenta" , PALETTERGB (139, 0,139)}, | |
1419 | {"dark red" , PALETTERGB (139, 0, 0)}, | |
1420 | {"DarkRed" , PALETTERGB (139, 0, 0)}, | |
1421 | {"light green" , PALETTERGB (144,238,144)}, | |
1422 | {"LightGreen" , PALETTERGB (144,238,144)}, | |
ee78dc32 GV |
1423 | }; |
1424 | ||
fbd6baed | 1425 | DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map, |
ee78dc32 GV |
1426 | 0, 0, 0, "Return the default color map.") |
1427 | () | |
1428 | { | |
1429 | int i; | |
fbd6baed | 1430 | colormap_t *pc = w32_color_map; |
ee78dc32 GV |
1431 | Lisp_Object cmap; |
1432 | ||
1433 | BLOCK_INPUT; | |
1434 | ||
1435 | cmap = Qnil; | |
1436 | ||
fbd6baed | 1437 | for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]); |
ee78dc32 GV |
1438 | pc++, i++) |
1439 | cmap = Fcons (Fcons (build_string (pc->name), | |
1440 | make_number (pc->colorref)), | |
1441 | cmap); | |
1442 | ||
1443 | UNBLOCK_INPUT; | |
1444 | ||
1445 | return (cmap); | |
1446 | } | |
ee78dc32 GV |
1447 | |
1448 | Lisp_Object | |
fbd6baed | 1449 | w32_to_x_color (rgb) |
ee78dc32 GV |
1450 | Lisp_Object rgb; |
1451 | { | |
1452 | Lisp_Object color; | |
1453 | ||
1454 | CHECK_NUMBER (rgb, 0); | |
1455 | ||
1456 | BLOCK_INPUT; | |
1457 | ||
fbd6baed | 1458 | color = Frassq (rgb, Vw32_color_map); |
ee78dc32 GV |
1459 | |
1460 | UNBLOCK_INPUT; | |
1461 | ||
1462 | if (!NILP (color)) | |
1463 | return (Fcar (color)); | |
1464 | else | |
1465 | return Qnil; | |
1466 | } | |
1467 | ||
5d7fed93 GV |
1468 | COLORREF |
1469 | w32_color_map_lookup (colorname) | |
1470 | char *colorname; | |
1471 | { | |
1472 | Lisp_Object tail, ret = Qnil; | |
1473 | ||
1474 | BLOCK_INPUT; | |
1475 | ||
1476 | for (tail = Vw32_color_map; !NILP (tail); tail = Fcdr (tail)) | |
1477 | { | |
1478 | register Lisp_Object elt, tem; | |
1479 | ||
1480 | elt = Fcar (tail); | |
1481 | if (!CONSP (elt)) continue; | |
1482 | ||
1483 | tem = Fcar (elt); | |
1484 | ||
1485 | if (lstrcmpi (XSTRING (tem)->data, colorname) == 0) | |
1486 | { | |
1487 | ret = XUINT (Fcdr (elt)); | |
1488 | break; | |
1489 | } | |
1490 | ||
1491 | QUIT; | |
1492 | } | |
1493 | ||
1494 | ||
1495 | UNBLOCK_INPUT; | |
1496 | ||
1497 | return ret; | |
1498 | } | |
1499 | ||
ee78dc32 | 1500 | COLORREF |
fbd6baed | 1501 | x_to_w32_color (colorname) |
ee78dc32 GV |
1502 | char * colorname; |
1503 | { | |
1504 | register Lisp_Object tail, ret = Qnil; | |
1505 | ||
1506 | BLOCK_INPUT; | |
1edf84e7 GV |
1507 | |
1508 | if (colorname[0] == '#') | |
1509 | { | |
1510 | /* Could be an old-style RGB Device specification. */ | |
1511 | char *color; | |
1512 | int size; | |
1513 | color = colorname + 1; | |
1514 | ||
1515 | size = strlen(color); | |
1516 | if (size == 3 || size == 6 || size == 9 || size == 12) | |
1517 | { | |
1518 | UINT colorval; | |
1519 | int i, pos; | |
1520 | pos = 0; | |
1521 | size /= 3; | |
1522 | colorval = 0; | |
1523 | ||
1524 | for (i = 0; i < 3; i++) | |
1525 | { | |
1526 | char *end; | |
1527 | char t; | |
1528 | unsigned long value; | |
1529 | ||
1530 | /* The check for 'x' in the following conditional takes into | |
1531 | account the fact that strtol allows a "0x" in front of | |
1532 | our numbers, and we don't. */ | |
1533 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1534 | break; | |
1535 | t = color[size]; | |
1536 | color[size] = '\0'; | |
1537 | value = strtoul(color, &end, 16); | |
1538 | color[size] = t; | |
1539 | if (errno == ERANGE || end - color != size) | |
1540 | break; | |
1541 | switch (size) | |
1542 | { | |
1543 | case 1: | |
1544 | value = value * 0x10; | |
1545 | break; | |
1546 | case 2: | |
1547 | break; | |
1548 | case 3: | |
1549 | value /= 0x10; | |
1550 | break; | |
1551 | case 4: | |
1552 | value /= 0x100; | |
1553 | break; | |
1554 | } | |
1555 | colorval |= (value << pos); | |
1556 | pos += 0x8; | |
1557 | if (i == 2) | |
1558 | { | |
1559 | UNBLOCK_INPUT; | |
1560 | return (colorval); | |
1561 | } | |
1562 | color = end; | |
1563 | } | |
1564 | } | |
1565 | } | |
1566 | else if (strnicmp(colorname, "rgb:", 4) == 0) | |
1567 | { | |
1568 | char *color; | |
1569 | UINT colorval; | |
1570 | int i, pos; | |
1571 | pos = 0; | |
1572 | ||
1573 | colorval = 0; | |
1574 | color = colorname + 4; | |
1575 | for (i = 0; i < 3; i++) | |
1576 | { | |
1577 | char *end; | |
1578 | unsigned long value; | |
1579 | ||
1580 | /* The check for 'x' in the following conditional takes into | |
1581 | account the fact that strtol allows a "0x" in front of | |
1582 | our numbers, and we don't. */ | |
1583 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1584 | break; | |
1585 | value = strtoul(color, &end, 16); | |
1586 | if (errno == ERANGE) | |
1587 | break; | |
1588 | switch (end - color) | |
1589 | { | |
1590 | case 1: | |
1591 | value = value * 0x10 + value; | |
1592 | break; | |
1593 | case 2: | |
1594 | break; | |
1595 | case 3: | |
1596 | value /= 0x10; | |
1597 | break; | |
1598 | case 4: | |
1599 | value /= 0x100; | |
1600 | break; | |
1601 | default: | |
1602 | value = ULONG_MAX; | |
1603 | } | |
1604 | if (value == ULONG_MAX) | |
1605 | break; | |
1606 | colorval |= (value << pos); | |
1607 | pos += 0x8; | |
1608 | if (i == 2) | |
1609 | { | |
1610 | if (*end != '\0') | |
1611 | break; | |
1612 | UNBLOCK_INPUT; | |
1613 | return (colorval); | |
1614 | } | |
1615 | if (*end != '/') | |
1616 | break; | |
1617 | color = end + 1; | |
1618 | } | |
1619 | } | |
1620 | else if (strnicmp(colorname, "rgbi:", 5) == 0) | |
1621 | { | |
1622 | /* This is an RGB Intensity specification. */ | |
1623 | char *color; | |
1624 | UINT colorval; | |
1625 | int i, pos; | |
1626 | pos = 0; | |
1627 | ||
1628 | colorval = 0; | |
1629 | color = colorname + 5; | |
1630 | for (i = 0; i < 3; i++) | |
1631 | { | |
1632 | char *end; | |
1633 | double value; | |
1634 | UINT val; | |
1635 | ||
1636 | value = strtod(color, &end); | |
1637 | if (errno == ERANGE) | |
1638 | break; | |
1639 | if (value < 0.0 || value > 1.0) | |
1640 | break; | |
1641 | val = (UINT)(0x100 * value); | |
1642 | /* We used 0x100 instead of 0xFF to give an continuous | |
1643 | range between 0.0 and 1.0 inclusive. The next statement | |
1644 | fixes the 1.0 case. */ | |
1645 | if (val == 0x100) | |
1646 | val = 0xFF; | |
1647 | colorval |= (val << pos); | |
1648 | pos += 0x8; | |
1649 | if (i == 2) | |
1650 | { | |
1651 | if (*end != '\0') | |
1652 | break; | |
1653 | UNBLOCK_INPUT; | |
1654 | return (colorval); | |
1655 | } | |
1656 | if (*end != '/') | |
1657 | break; | |
1658 | color = end + 1; | |
1659 | } | |
1660 | } | |
1661 | /* I am not going to attempt to handle any of the CIE color schemes | |
1662 | or TekHVC, since I don't know the algorithms for conversion to | |
1663 | RGB. */ | |
f695b4b1 GV |
1664 | |
1665 | /* If we fail to lookup the color name in w32_color_map, then check the | |
1666 | colorname to see if it can be crudely approximated: If the X color | |
1667 | ends in a number (e.g., "darkseagreen2"), strip the number and | |
1668 | return the result of looking up the base color name. */ | |
1669 | ret = w32_color_map_lookup (colorname); | |
1670 | if (NILP (ret)) | |
ee78dc32 | 1671 | { |
f695b4b1 | 1672 | int len = strlen (colorname); |
ee78dc32 | 1673 | |
f695b4b1 GV |
1674 | if (isdigit (colorname[len - 1])) |
1675 | { | |
1676 | char *ptr, *approx = alloca (len); | |
ee78dc32 | 1677 | |
f695b4b1 GV |
1678 | strcpy (approx, colorname); |
1679 | ptr = &approx[len - 1]; | |
1680 | while (ptr > approx && isdigit (*ptr)) | |
1681 | *ptr-- = '\0'; | |
ee78dc32 | 1682 | |
f695b4b1 | 1683 | ret = w32_color_map_lookup (approx); |
ee78dc32 | 1684 | } |
ee78dc32 GV |
1685 | } |
1686 | ||
1687 | UNBLOCK_INPUT; | |
ee78dc32 GV |
1688 | return ret; |
1689 | } | |
1690 | ||
5ac45f98 GV |
1691 | |
1692 | void | |
fbd6baed | 1693 | w32_regenerate_palette (FRAME_PTR f) |
5ac45f98 | 1694 | { |
fbd6baed | 1695 | struct w32_palette_entry * list; |
5ac45f98 GV |
1696 | LOGPALETTE * log_palette; |
1697 | HPALETTE new_palette; | |
1698 | int i; | |
1699 | ||
1700 | /* don't bother trying to create palette if not supported */ | |
fbd6baed | 1701 | if (! FRAME_W32_DISPLAY_INFO (f)->has_palette) |
5ac45f98 GV |
1702 | return; |
1703 | ||
1704 | log_palette = (LOGPALETTE *) | |
1705 | alloca (sizeof (LOGPALETTE) + | |
fbd6baed | 1706 | FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY)); |
5ac45f98 | 1707 | log_palette->palVersion = 0x300; |
fbd6baed | 1708 | log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 | 1709 | |
fbd6baed | 1710 | list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1711 | for (i = 0; |
fbd6baed | 1712 | i < FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 GV |
1713 | i++, list = list->next) |
1714 | log_palette->palPalEntry[i] = list->entry; | |
1715 | ||
1716 | new_palette = CreatePalette (log_palette); | |
1717 | ||
1718 | enter_crit (); | |
1719 | ||
fbd6baed GV |
1720 | if (FRAME_W32_DISPLAY_INFO (f)->palette) |
1721 | DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette); | |
1722 | FRAME_W32_DISPLAY_INFO (f)->palette = new_palette; | |
5ac45f98 GV |
1723 | |
1724 | /* Realize display palette and garbage all frames. */ | |
1725 | release_frame_dc (f, get_frame_dc (f)); | |
1726 | ||
1727 | leave_crit (); | |
1728 | } | |
1729 | ||
fbd6baed GV |
1730 | #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue) |
1731 | #define SET_W32_COLOR(pe, color) \ | |
5ac45f98 GV |
1732 | do \ |
1733 | { \ | |
1734 | pe.peRed = GetRValue (color); \ | |
1735 | pe.peGreen = GetGValue (color); \ | |
1736 | pe.peBlue = GetBValue (color); \ | |
1737 | pe.peFlags = 0; \ | |
1738 | } while (0) | |
1739 | ||
1740 | #if 0 | |
1741 | /* Keep these around in case we ever want to track color usage. */ | |
1742 | void | |
fbd6baed | 1743 | w32_map_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1744 | { |
fbd6baed | 1745 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1746 | |
fbd6baed | 1747 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1748 | return; |
1749 | ||
1750 | /* check if color is already mapped */ | |
1751 | while (list) | |
1752 | { | |
fbd6baed | 1753 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1754 | { |
1755 | ++list->refcount; | |
1756 | return; | |
1757 | } | |
1758 | list = list->next; | |
1759 | } | |
1760 | ||
1761 | /* not already mapped, so add to list and recreate Windows palette */ | |
fbd6baed GV |
1762 | list = (struct w32_palette_entry *) |
1763 | xmalloc (sizeof (struct w32_palette_entry)); | |
1764 | SET_W32_COLOR (list->entry, color); | |
5ac45f98 | 1765 | list->refcount = 1; |
fbd6baed GV |
1766 | list->next = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1767 | FRAME_W32_DISPLAY_INFO (f)->color_list = list; | |
1768 | FRAME_W32_DISPLAY_INFO (f)->num_colors++; | |
5ac45f98 GV |
1769 | |
1770 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1771 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1772 | } |
1773 | ||
1774 | void | |
fbd6baed | 1775 | w32_unmap_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1776 | { |
fbd6baed GV |
1777 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1778 | struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list; | |
5ac45f98 | 1779 | |
fbd6baed | 1780 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1781 | return; |
1782 | ||
1783 | /* check if color is already mapped */ | |
1784 | while (list) | |
1785 | { | |
fbd6baed | 1786 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1787 | { |
1788 | if (--list->refcount == 0) | |
1789 | { | |
1790 | *prev = list->next; | |
1791 | xfree (list); | |
fbd6baed | 1792 | FRAME_W32_DISPLAY_INFO (f)->num_colors--; |
5ac45f98 GV |
1793 | break; |
1794 | } | |
1795 | else | |
1796 | return; | |
1797 | } | |
1798 | prev = &list->next; | |
1799 | list = list->next; | |
1800 | } | |
1801 | ||
1802 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1803 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1804 | } |
1805 | #endif | |
1806 | ||
6fc2811b JR |
1807 | |
1808 | /* Gamma-correct COLOR on frame F. */ | |
1809 | ||
1810 | void | |
1811 | gamma_correct (f, color) | |
1812 | struct frame *f; | |
1813 | COLORREF *color; | |
1814 | { | |
1815 | if (f->gamma) | |
1816 | { | |
1817 | *color = PALETTERGB ( | |
1818 | pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1819 | pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1820 | pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5); | |
1821 | } | |
1822 | } | |
1823 | ||
1824 | ||
ee78dc32 GV |
1825 | /* Decide if color named COLOR is valid for the display associated with |
1826 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1827 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1828 | ||
1829 | int | |
6fc2811b | 1830 | w32_defined_color (f, color, color_def, alloc) |
ee78dc32 GV |
1831 | FRAME_PTR f; |
1832 | char *color; | |
6fc2811b | 1833 | XColor *color_def; |
ee78dc32 GV |
1834 | int alloc; |
1835 | { | |
1836 | register Lisp_Object tem; | |
6fc2811b | 1837 | COLORREF w32_color_ref; |
3c190163 | 1838 | |
fbd6baed | 1839 | tem = x_to_w32_color (color); |
3c190163 | 1840 | |
ee78dc32 GV |
1841 | if (!NILP (tem)) |
1842 | { | |
d88c567c JR |
1843 | if (f) |
1844 | { | |
1845 | /* Apply gamma correction. */ | |
1846 | w32_color_ref = XUINT (tem); | |
1847 | gamma_correct (f, &w32_color_ref); | |
1848 | XSETINT (tem, w32_color_ref); | |
1849 | } | |
9badad41 JR |
1850 | |
1851 | /* Map this color to the palette if it is enabled. */ | |
fbd6baed | 1852 | if (!NILP (Vw32_enable_palette)) |
5ac45f98 | 1853 | { |
fbd6baed | 1854 | struct w32_palette_entry * entry = |
d88c567c | 1855 | one_w32_display_info.color_list; |
fbd6baed | 1856 | struct w32_palette_entry ** prev = |
d88c567c | 1857 | &one_w32_display_info.color_list; |
5ac45f98 GV |
1858 | |
1859 | /* check if color is already mapped */ | |
1860 | while (entry) | |
1861 | { | |
fbd6baed | 1862 | if (W32_COLOR (entry->entry) == XUINT (tem)) |
5ac45f98 GV |
1863 | break; |
1864 | prev = &entry->next; | |
1865 | entry = entry->next; | |
1866 | } | |
1867 | ||
1868 | if (entry == NULL && alloc) | |
1869 | { | |
1870 | /* not already mapped, so add to list */ | |
fbd6baed GV |
1871 | entry = (struct w32_palette_entry *) |
1872 | xmalloc (sizeof (struct w32_palette_entry)); | |
1873 | SET_W32_COLOR (entry->entry, XUINT (tem)); | |
5ac45f98 GV |
1874 | entry->next = NULL; |
1875 | *prev = entry; | |
d88c567c | 1876 | one_w32_display_info.num_colors++; |
5ac45f98 GV |
1877 | |
1878 | /* set flag that palette must be regenerated */ | |
d88c567c | 1879 | one_w32_display_info.regen_palette = TRUE; |
5ac45f98 GV |
1880 | } |
1881 | } | |
1882 | /* Ensure COLORREF value is snapped to nearest color in (default) | |
1883 | palette by simulating the PALETTERGB macro. This works whether | |
1884 | or not the display device has a palette. */ | |
6fc2811b JR |
1885 | w32_color_ref = XUINT (tem) | 0x2000000; |
1886 | ||
6fc2811b JR |
1887 | color_def->pixel = w32_color_ref; |
1888 | color_def->red = GetRValue (w32_color_ref); | |
1889 | color_def->green = GetGValue (w32_color_ref); | |
1890 | color_def->blue = GetBValue (w32_color_ref); | |
1891 | ||
ee78dc32 | 1892 | return 1; |
5ac45f98 | 1893 | } |
7fb46567 | 1894 | else |
3c190163 GV |
1895 | { |
1896 | return 0; | |
1897 | } | |
ee78dc32 GV |
1898 | } |
1899 | ||
1900 | /* Given a string ARG naming a color, compute a pixel value from it | |
1901 | suitable for screen F. | |
1902 | If F is not a color screen, return DEF (default) regardless of what | |
1903 | ARG says. */ | |
1904 | ||
1905 | int | |
1906 | x_decode_color (f, arg, def) | |
1907 | FRAME_PTR f; | |
1908 | Lisp_Object arg; | |
1909 | int def; | |
1910 | { | |
6fc2811b | 1911 | XColor cdef; |
ee78dc32 GV |
1912 | |
1913 | CHECK_STRING (arg, 0); | |
1914 | ||
1915 | if (strcmp (XSTRING (arg)->data, "black") == 0) | |
1916 | return BLACK_PIX_DEFAULT (f); | |
1917 | else if (strcmp (XSTRING (arg)->data, "white") == 0) | |
1918 | return WHITE_PIX_DEFAULT (f); | |
1919 | ||
fbd6baed | 1920 | if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1) |
ee78dc32 GV |
1921 | return def; |
1922 | ||
6fc2811b | 1923 | /* w32_defined_color is responsible for coping with failures |
ee78dc32 | 1924 | by looking for a near-miss. */ |
6fc2811b JR |
1925 | if (w32_defined_color (f, XSTRING (arg)->data, &cdef, 1)) |
1926 | return cdef.pixel; | |
ee78dc32 GV |
1927 | |
1928 | /* defined_color failed; return an ultimate default. */ | |
1929 | return def; | |
1930 | } | |
1931 | \f | |
dfff8a69 JR |
1932 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1933 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1934 | ||
1935 | static void | |
1936 | x_set_line_spacing (f, new_value, old_value) | |
1937 | struct frame *f; | |
1938 | Lisp_Object new_value, old_value; | |
1939 | { | |
1940 | if (NILP (new_value)) | |
1941 | f->extra_line_spacing = 0; | |
1942 | else if (NATNUMP (new_value)) | |
1943 | f->extra_line_spacing = XFASTINT (new_value); | |
1944 | else | |
1a948b17 | 1945 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
dfff8a69 JR |
1946 | Fcons (new_value, Qnil))); |
1947 | if (FRAME_VISIBLE_P (f)) | |
1948 | redraw_frame (f); | |
1949 | } | |
1950 | ||
1951 | ||
6fc2811b JR |
1952 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
1953 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1954 | ||
1955 | static void | |
1956 | x_set_screen_gamma (f, new_value, old_value) | |
1957 | struct frame *f; | |
1958 | Lisp_Object new_value, old_value; | |
1959 | { | |
1960 | if (NILP (new_value)) | |
1961 | f->gamma = 0; | |
1962 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1963 | /* The value 0.4545 is the normal viewing gamma. */ | |
1964 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1965 | else | |
1a948b17 | 1966 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
6fc2811b JR |
1967 | Fcons (new_value, Qnil))); |
1968 | ||
1969 | clear_face_cache (0); | |
1970 | } | |
1971 | ||
1972 | ||
ee78dc32 GV |
1973 | /* Functions called only from `x_set_frame_param' |
1974 | to set individual parameters. | |
1975 | ||
fbd6baed | 1976 | If FRAME_W32_WINDOW (f) is 0, |
ee78dc32 GV |
1977 | the frame is being created and its window does not exist yet. |
1978 | In that case, just record the parameter's new value | |
1979 | in the standard place; do not attempt to change the window. */ | |
1980 | ||
1981 | void | |
1982 | x_set_foreground_color (f, arg, oldval) | |
1983 | struct frame *f; | |
1984 | Lisp_Object arg, oldval; | |
1985 | { | |
6fc2811b | 1986 | FRAME_FOREGROUND_PIXEL (f) |
ee78dc32 | 1987 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
5ac45f98 | 1988 | |
fbd6baed | 1989 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 1990 | { |
6fc2811b | 1991 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
ee78dc32 GV |
1992 | if (FRAME_VISIBLE_P (f)) |
1993 | redraw_frame (f); | |
1994 | } | |
1995 | } | |
1996 | ||
1997 | void | |
1998 | x_set_background_color (f, arg, oldval) | |
1999 | struct frame *f; | |
2000 | Lisp_Object arg, oldval; | |
2001 | { | |
6fc2811b | 2002 | FRAME_BACKGROUND_PIXEL (f) |
ee78dc32 GV |
2003 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
2004 | ||
fbd6baed | 2005 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2006 | { |
6fc2811b JR |
2007 | SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX, |
2008 | FRAME_BACKGROUND_PIXEL (f)); | |
ee78dc32 | 2009 | |
6fc2811b | 2010 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ee78dc32 GV |
2011 | |
2012 | if (FRAME_VISIBLE_P (f)) | |
2013 | redraw_frame (f); | |
2014 | } | |
2015 | } | |
2016 | ||
2017 | void | |
2018 | x_set_mouse_color (f, arg, oldval) | |
2019 | struct frame *f; | |
2020 | Lisp_Object arg, oldval; | |
2021 | { | |
6fc2811b | 2022 | |
ee78dc32 | 2023 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
dfc465d3 | 2024 | int count; |
ee78dc32 GV |
2025 | int mask_color; |
2026 | ||
2027 | if (!EQ (Qnil, arg)) | |
fbd6baed | 2028 | f->output_data.w32->mouse_pixel |
ee78dc32 | 2029 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
6fc2811b JR |
2030 | mask_color = FRAME_BACKGROUND_PIXEL (f); |
2031 | ||
2032 | /* Don't let pointers be invisible. */ | |
fbd6baed | 2033 | if (mask_color == f->output_data.w32->mouse_pixel |
6fc2811b JR |
2034 | && mask_color == FRAME_BACKGROUND_PIXEL (f)) |
2035 | f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); | |
ee78dc32 | 2036 | |
767b1ff0 | 2037 | #if 0 /* TODO : cursor changes */ |
ee78dc32 GV |
2038 | BLOCK_INPUT; |
2039 | ||
2040 | /* It's not okay to crash if the user selects a screwy cursor. */ | |
fadca6c6 | 2041 | count = x_catch_errors (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2042 | |
2043 | if (!EQ (Qnil, Vx_pointer_shape)) | |
2044 | { | |
2045 | CHECK_NUMBER (Vx_pointer_shape, 0); | |
fbd6baed | 2046 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); |
ee78dc32 GV |
2047 | } |
2048 | else | |
fbd6baed GV |
2049 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2050 | x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); | |
ee78dc32 GV |
2051 | |
2052 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
2053 | { | |
2054 | CHECK_NUMBER (Vx_nontext_pointer_shape, 0); | |
fbd6baed | 2055 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2056 | XINT (Vx_nontext_pointer_shape)); |
2057 | } | |
2058 | else | |
fbd6baed GV |
2059 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); |
2060 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 | 2061 | |
6fc2811b JR |
2062 | if (!EQ (Qnil, Vx_busy_pointer_shape)) |
2063 | { | |
2064 | CHECK_NUMBER (Vx_busy_pointer_shape, 0); | |
2065 | busy_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), | |
2066 | XINT (Vx_busy_pointer_shape)); | |
2067 | } | |
2068 | else | |
2069 | busy_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); | |
2070 | x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); | |
2071 | ||
2072 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 GV |
2073 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
2074 | { | |
2075 | CHECK_NUMBER (Vx_mode_pointer_shape, 0); | |
fbd6baed | 2076 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2077 | XINT (Vx_mode_pointer_shape)); |
2078 | } | |
2079 | else | |
fbd6baed GV |
2080 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2081 | x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); | |
ee78dc32 GV |
2082 | |
2083 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) | |
2084 | { | |
2085 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape, 0); | |
2086 | cross_cursor | |
fbd6baed | 2087 | = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2088 | XINT (Vx_sensitive_text_pointer_shape)); |
2089 | } | |
2090 | else | |
fbd6baed | 2091 | cross_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); |
ee78dc32 GV |
2092 | |
2093 | /* Check and report errors with the above calls. */ | |
fbd6baed | 2094 | x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); |
fadca6c6 | 2095 | x_uncatch_errors (FRAME_W32_DISPLAY (f), count); |
ee78dc32 GV |
2096 | |
2097 | { | |
2098 | XColor fore_color, back_color; | |
2099 | ||
fbd6baed | 2100 | fore_color.pixel = f->output_data.w32->mouse_pixel; |
ee78dc32 | 2101 | back_color.pixel = mask_color; |
fbd6baed GV |
2102 | XQueryColor (FRAME_W32_DISPLAY (f), |
2103 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2104 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2105 | &fore_color); |
fbd6baed GV |
2106 | XQueryColor (FRAME_W32_DISPLAY (f), |
2107 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2108 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2109 | &back_color); |
fbd6baed | 2110 | XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, |
ee78dc32 | 2111 | &fore_color, &back_color); |
fbd6baed | 2112 | XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, |
ee78dc32 | 2113 | &fore_color, &back_color); |
fbd6baed | 2114 | XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, |
ee78dc32 | 2115 | &fore_color, &back_color); |
fbd6baed | 2116 | XRecolorCursor (FRAME_W32_DISPLAY (f), cross_cursor, |
ee78dc32 | 2117 | &fore_color, &back_color); |
6fc2811b JR |
2118 | XRecolorCursor (FRAME_W32_DISPLAY (f), busy_cursor, |
2119 | &fore_color, &back_color); | |
ee78dc32 GV |
2120 | } |
2121 | ||
fbd6baed | 2122 | if (FRAME_W32_WINDOW (f) != 0) |
6fc2811b | 2123 | XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); |
ee78dc32 | 2124 | |
fbd6baed GV |
2125 | if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) |
2126 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); | |
2127 | f->output_data.w32->text_cursor = cursor; | |
2128 | ||
2129 | if (nontext_cursor != f->output_data.w32->nontext_cursor | |
2130 | && f->output_data.w32->nontext_cursor != 0) | |
2131 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); | |
2132 | f->output_data.w32->nontext_cursor = nontext_cursor; | |
2133 | ||
6fc2811b JR |
2134 | if (busy_cursor != f->output_data.w32->busy_cursor |
2135 | && f->output_data.w32->busy_cursor != 0) | |
2136 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->busy_cursor); | |
2137 | f->output_data.w32->busy_cursor = busy_cursor; | |
2138 | ||
fbd6baed GV |
2139 | if (mode_cursor != f->output_data.w32->modeline_cursor |
2140 | && f->output_data.w32->modeline_cursor != 0) | |
2141 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); | |
2142 | f->output_data.w32->modeline_cursor = mode_cursor; | |
6fc2811b | 2143 | |
fbd6baed GV |
2144 | if (cross_cursor != f->output_data.w32->cross_cursor |
2145 | && f->output_data.w32->cross_cursor != 0) | |
2146 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->cross_cursor); | |
2147 | f->output_data.w32->cross_cursor = cross_cursor; | |
2148 | ||
2149 | XFlush (FRAME_W32_DISPLAY (f)); | |
ee78dc32 | 2150 | UNBLOCK_INPUT; |
6fc2811b JR |
2151 | |
2152 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
767b1ff0 | 2153 | #endif /* TODO */ |
ee78dc32 GV |
2154 | } |
2155 | ||
2156 | void | |
2157 | x_set_cursor_color (f, arg, oldval) | |
2158 | struct frame *f; | |
2159 | Lisp_Object arg, oldval; | |
2160 | { | |
2161 | unsigned long fore_pixel; | |
2162 | ||
dfff8a69 | 2163 | if (!NILP (Vx_cursor_fore_pixel)) |
ee78dc32 GV |
2164 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
2165 | WHITE_PIX_DEFAULT (f)); | |
2166 | else | |
6fc2811b | 2167 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
fbd6baed | 2168 | f->output_data.w32->cursor_pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 GV |
2169 | |
2170 | /* Make sure that the cursor color differs from the background color. */ | |
6fc2811b | 2171 | if (f->output_data.w32->cursor_pixel == FRAME_BACKGROUND_PIXEL (f)) |
ee78dc32 | 2172 | { |
fbd6baed GV |
2173 | f->output_data.w32->cursor_pixel = f->output_data.w32->mouse_pixel; |
2174 | if (f->output_data.w32->cursor_pixel == fore_pixel) | |
6fc2811b | 2175 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
ee78dc32 | 2176 | } |
6fc2811b | 2177 | FRAME_FOREGROUND_PIXEL (f) = fore_pixel; |
ee78dc32 | 2178 | |
fbd6baed | 2179 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2180 | { |
2181 | if (FRAME_VISIBLE_P (f)) | |
2182 | { | |
2183 | x_display_cursor (f, 0); | |
2184 | x_display_cursor (f, 1); | |
2185 | } | |
2186 | } | |
6fc2811b JR |
2187 | |
2188 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
ee78dc32 GV |
2189 | } |
2190 | ||
33d52f9c GV |
2191 | /* Set the border-color of frame F to pixel value PIX. |
2192 | Note that this does not fully take effect if done before | |
2193 | F has an window. */ | |
2194 | void | |
2195 | x_set_border_pixel (f, pix) | |
2196 | struct frame *f; | |
2197 | int pix; | |
2198 | { | |
2199 | f->output_data.w32->border_pixel = pix; | |
2200 | ||
2201 | if (FRAME_W32_WINDOW (f) != 0 && f->output_data.w32->border_width > 0) | |
2202 | { | |
2203 | if (FRAME_VISIBLE_P (f)) | |
2204 | redraw_frame (f); | |
2205 | } | |
2206 | } | |
2207 | ||
ee78dc32 GV |
2208 | /* Set the border-color of frame F to value described by ARG. |
2209 | ARG can be a string naming a color. | |
2210 | The border-color is used for the border that is drawn by the server. | |
2211 | Note that this does not fully take effect if done before | |
2212 | F has a window; it must be redone when the window is created. */ | |
2213 | ||
2214 | void | |
2215 | x_set_border_color (f, arg, oldval) | |
2216 | struct frame *f; | |
2217 | Lisp_Object arg, oldval; | |
2218 | { | |
ee78dc32 GV |
2219 | int pix; |
2220 | ||
2221 | CHECK_STRING (arg, 0); | |
ee78dc32 | 2222 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 | 2223 | x_set_border_pixel (f, pix); |
6fc2811b | 2224 | update_face_from_frame_parameter (f, Qborder_color, arg); |
ee78dc32 GV |
2225 | } |
2226 | ||
dfff8a69 JR |
2227 | /* Value is the internal representation of the specified cursor type |
2228 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
2229 | of the bar cursor. */ | |
2230 | ||
2231 | enum text_cursor_kinds | |
2232 | x_specified_cursor_type (arg, width) | |
2233 | Lisp_Object arg; | |
2234 | int *width; | |
ee78dc32 | 2235 | { |
dfff8a69 JR |
2236 | enum text_cursor_kinds type; |
2237 | ||
ee78dc32 GV |
2238 | if (EQ (arg, Qbar)) |
2239 | { | |
dfff8a69 JR |
2240 | type = BAR_CURSOR; |
2241 | *width = 2; | |
ee78dc32 | 2242 | } |
dfff8a69 JR |
2243 | else if (CONSP (arg) |
2244 | && EQ (XCAR (arg), Qbar) | |
2245 | && INTEGERP (XCDR (arg)) | |
2246 | && XINT (XCDR (arg)) >= 0) | |
ee78dc32 | 2247 | { |
dfff8a69 JR |
2248 | type = BAR_CURSOR; |
2249 | *width = XINT (XCDR (arg)); | |
ee78dc32 | 2250 | } |
dfff8a69 JR |
2251 | else if (NILP (arg)) |
2252 | type = NO_CURSOR; | |
ee78dc32 GV |
2253 | else |
2254 | /* Treat anything unknown as "box cursor". | |
2255 | It was bad to signal an error; people have trouble fixing | |
2256 | .Xdefaults with Emacs, when it has something bad in it. */ | |
dfff8a69 JR |
2257 | type = FILLED_BOX_CURSOR; |
2258 | ||
2259 | return type; | |
2260 | } | |
2261 | ||
2262 | void | |
2263 | x_set_cursor_type (f, arg, oldval) | |
2264 | FRAME_PTR f; | |
2265 | Lisp_Object arg, oldval; | |
2266 | { | |
2267 | int width; | |
2268 | ||
2269 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
2270 | f->output_data.w32->cursor_width = width; | |
ee78dc32 GV |
2271 | |
2272 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
2273 | often do people change cursor types? */ | |
2274 | update_mode_lines++; | |
2275 | } | |
dfff8a69 | 2276 | \f |
ee78dc32 GV |
2277 | void |
2278 | x_set_icon_type (f, arg, oldval) | |
2279 | struct frame *f; | |
2280 | Lisp_Object arg, oldval; | |
2281 | { | |
ee78dc32 GV |
2282 | int result; |
2283 | ||
eb7576ce GV |
2284 | if (NILP (arg) && NILP (oldval)) |
2285 | return; | |
2286 | ||
2287 | if (STRINGP (arg) && STRINGP (oldval) | |
2288 | && EQ (Fstring_equal (oldval, arg), Qt)) | |
2289 | return; | |
2290 | ||
2291 | if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) | |
ee78dc32 GV |
2292 | return; |
2293 | ||
2294 | BLOCK_INPUT; | |
ee78dc32 | 2295 | |
eb7576ce | 2296 | result = x_bitmap_icon (f, arg); |
ee78dc32 GV |
2297 | if (result) |
2298 | { | |
2299 | UNBLOCK_INPUT; | |
2300 | error ("No icon window available"); | |
2301 | } | |
2302 | ||
ee78dc32 | 2303 | UNBLOCK_INPUT; |
ee78dc32 GV |
2304 | } |
2305 | ||
2306 | /* Return non-nil if frame F wants a bitmap icon. */ | |
2307 | ||
2308 | Lisp_Object | |
2309 | x_icon_type (f) | |
2310 | FRAME_PTR f; | |
2311 | { | |
2312 | Lisp_Object tem; | |
2313 | ||
2314 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
2315 | if (CONSP (tem)) | |
8e713be6 | 2316 | return XCDR (tem); |
ee78dc32 GV |
2317 | else |
2318 | return Qnil; | |
2319 | } | |
2320 | ||
2321 | void | |
2322 | x_set_icon_name (f, arg, oldval) | |
2323 | struct frame *f; | |
2324 | Lisp_Object arg, oldval; | |
2325 | { | |
ee78dc32 GV |
2326 | int result; |
2327 | ||
2328 | if (STRINGP (arg)) | |
2329 | { | |
2330 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
2331 | return; | |
2332 | } | |
2333 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
2334 | return; | |
2335 | ||
2336 | f->icon_name = arg; | |
2337 | ||
2338 | #if 0 | |
fbd6baed | 2339 | if (f->output_data.w32->icon_bitmap != 0) |
ee78dc32 GV |
2340 | return; |
2341 | ||
2342 | BLOCK_INPUT; | |
2343 | ||
2344 | result = x_text_icon (f, | |
1edf84e7 | 2345 | (char *) XSTRING ((!NILP (f->icon_name) |
ee78dc32 | 2346 | ? f->icon_name |
1edf84e7 GV |
2347 | : !NILP (f->title) |
2348 | ? f->title | |
ee78dc32 GV |
2349 | : f->name))->data); |
2350 | ||
2351 | if (result) | |
2352 | { | |
2353 | UNBLOCK_INPUT; | |
2354 | error ("No icon window available"); | |
2355 | } | |
2356 | ||
2357 | /* If the window was unmapped (and its icon was mapped), | |
2358 | the new icon is not mapped, so map the window in its stead. */ | |
2359 | if (FRAME_VISIBLE_P (f)) | |
2360 | { | |
2361 | #ifdef USE_X_TOOLKIT | |
fbd6baed | 2362 | XtPopup (f->output_data.w32->widget, XtGrabNone); |
ee78dc32 | 2363 | #endif |
fbd6baed | 2364 | XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
2365 | } |
2366 | ||
fbd6baed | 2367 | XFlush (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2368 | UNBLOCK_INPUT; |
2369 | #endif | |
2370 | } | |
2371 | ||
2372 | extern Lisp_Object x_new_font (); | |
4587b026 | 2373 | extern Lisp_Object x_new_fontset(); |
ee78dc32 GV |
2374 | |
2375 | void | |
2376 | x_set_font (f, arg, oldval) | |
2377 | struct frame *f; | |
2378 | Lisp_Object arg, oldval; | |
2379 | { | |
2380 | Lisp_Object result; | |
4587b026 | 2381 | Lisp_Object fontset_name; |
4b817373 | 2382 | Lisp_Object frame; |
ee78dc32 GV |
2383 | |
2384 | CHECK_STRING (arg, 1); | |
2385 | ||
4587b026 GV |
2386 | fontset_name = Fquery_fontset (arg, Qnil); |
2387 | ||
ee78dc32 | 2388 | BLOCK_INPUT; |
4587b026 GV |
2389 | result = (STRINGP (fontset_name) |
2390 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
2391 | : x_new_font (f, XSTRING (arg)->data)); | |
ee78dc32 GV |
2392 | UNBLOCK_INPUT; |
2393 | ||
2394 | if (EQ (result, Qnil)) | |
dfff8a69 | 2395 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ee78dc32 | 2396 | else if (EQ (result, Qt)) |
dfff8a69 | 2397 | error ("The characters of the given font have varying widths"); |
ee78dc32 GV |
2398 | else if (STRINGP (result)) |
2399 | { | |
ee78dc32 | 2400 | store_frame_param (f, Qfont, result); |
6fc2811b | 2401 | recompute_basic_faces (f); |
ee78dc32 GV |
2402 | } |
2403 | else | |
2404 | abort (); | |
4b817373 | 2405 | |
6fc2811b JR |
2406 | do_pending_window_change (0); |
2407 | ||
2408 | /* Don't call `face-set-after-frame-default' when faces haven't been | |
2409 | initialized yet. This is the case when called from | |
2410 | Fx_create_frame. In that case, the X widget or window doesn't | |
2411 | exist either, and we can end up in x_report_frame_params with a | |
2412 | null widget which gives a segfault. */ | |
2413 | if (FRAME_FACE_CACHE (f)) | |
2414 | { | |
2415 | XSETFRAME (frame, f); | |
2416 | call1 (Qface_set_after_frame_default, frame); | |
2417 | } | |
ee78dc32 GV |
2418 | } |
2419 | ||
2420 | void | |
2421 | x_set_border_width (f, arg, oldval) | |
2422 | struct frame *f; | |
2423 | Lisp_Object arg, oldval; | |
2424 | { | |
2425 | CHECK_NUMBER (arg, 0); | |
2426 | ||
fbd6baed | 2427 | if (XINT (arg) == f->output_data.w32->border_width) |
ee78dc32 GV |
2428 | return; |
2429 | ||
fbd6baed | 2430 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2431 | error ("Cannot change the border width of a window"); |
2432 | ||
fbd6baed | 2433 | f->output_data.w32->border_width = XINT (arg); |
ee78dc32 GV |
2434 | } |
2435 | ||
2436 | void | |
2437 | x_set_internal_border_width (f, arg, oldval) | |
2438 | struct frame *f; | |
2439 | Lisp_Object arg, oldval; | |
2440 | { | |
fbd6baed | 2441 | int old = f->output_data.w32->internal_border_width; |
ee78dc32 GV |
2442 | |
2443 | CHECK_NUMBER (arg, 0); | |
fbd6baed GV |
2444 | f->output_data.w32->internal_border_width = XINT (arg); |
2445 | if (f->output_data.w32->internal_border_width < 0) | |
2446 | f->output_data.w32->internal_border_width = 0; | |
ee78dc32 | 2447 | |
fbd6baed | 2448 | if (f->output_data.w32->internal_border_width == old) |
ee78dc32 GV |
2449 | return; |
2450 | ||
fbd6baed | 2451 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2452 | { |
ee78dc32 | 2453 | x_set_window_size (f, 0, f->width, f->height); |
ee78dc32 | 2454 | SET_FRAME_GARBAGED (f); |
6fc2811b | 2455 | do_pending_window_change (0); |
ee78dc32 GV |
2456 | } |
2457 | } | |
2458 | ||
2459 | void | |
2460 | x_set_visibility (f, value, oldval) | |
2461 | struct frame *f; | |
2462 | Lisp_Object value, oldval; | |
2463 | { | |
2464 | Lisp_Object frame; | |
2465 | XSETFRAME (frame, f); | |
2466 | ||
2467 | if (NILP (value)) | |
2468 | Fmake_frame_invisible (frame, Qt); | |
2469 | else if (EQ (value, Qicon)) | |
2470 | Ficonify_frame (frame); | |
2471 | else | |
2472 | Fmake_frame_visible (frame); | |
2473 | } | |
2474 | ||
a1258667 JR |
2475 | \f |
2476 | /* Change window heights in windows rooted in WINDOW by N lines. */ | |
2477 | ||
2478 | static void | |
2479 | x_change_window_heights (window, n) | |
2480 | Lisp_Object window; | |
2481 | int n; | |
2482 | { | |
2483 | struct window *w = XWINDOW (window); | |
2484 | ||
2485 | XSETFASTINT (w->top, XFASTINT (w->top) + n); | |
2486 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
2487 | ||
2488 | if (INTEGERP (w->orig_top)) | |
2489 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2490 | if (INTEGERP (w->orig_height)) | |
2491 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2492 | ||
2493 | /* Handle just the top child in a vertical split. */ | |
2494 | if (!NILP (w->vchild)) | |
2495 | x_change_window_heights (w->vchild, n); | |
2496 | ||
2497 | /* Adjust all children in a horizontal split. */ | |
2498 | for (window = w->hchild; !NILP (window); window = w->next) | |
2499 | { | |
2500 | w = XWINDOW (window); | |
2501 | x_change_window_heights (window, n); | |
2502 | } | |
2503 | } | |
2504 | ||
ee78dc32 GV |
2505 | void |
2506 | x_set_menu_bar_lines (f, value, oldval) | |
2507 | struct frame *f; | |
2508 | Lisp_Object value, oldval; | |
2509 | { | |
2510 | int nlines; | |
2511 | int olines = FRAME_MENU_BAR_LINES (f); | |
2512 | ||
2513 | /* Right now, menu bars don't work properly in minibuf-only frames; | |
2514 | most of the commands try to apply themselves to the minibuffer | |
6fc2811b | 2515 | frame itself, and get an error because you can't switch buffers |
ee78dc32 GV |
2516 | in or split the minibuffer window. */ |
2517 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2518 | return; | |
2519 | ||
2520 | if (INTEGERP (value)) | |
2521 | nlines = XINT (value); | |
2522 | else | |
2523 | nlines = 0; | |
2524 | ||
2525 | FRAME_MENU_BAR_LINES (f) = 0; | |
2526 | if (nlines) | |
2527 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
2528 | else | |
2529 | { | |
2530 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) | |
2531 | free_frame_menubar (f); | |
2532 | FRAME_EXTERNAL_MENU_BAR (f) = 0; | |
1edf84e7 GV |
2533 | |
2534 | /* Adjust the frame size so that the client (text) dimensions | |
2535 | remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being | |
2536 | set correctly. */ | |
2537 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
6fc2811b | 2538 | do_pending_window_change (0); |
ee78dc32 | 2539 | } |
6fc2811b JR |
2540 | adjust_glyphs (f); |
2541 | } | |
2542 | ||
2543 | ||
2544 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2545 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2546 | is the old number of tool bar lines. This function changes the | |
2547 | height of all windows on frame F to match the new tool bar height. | |
2548 | The frame's height doesn't change. */ | |
2549 | ||
2550 | void | |
2551 | x_set_tool_bar_lines (f, value, oldval) | |
2552 | struct frame *f; | |
2553 | Lisp_Object value, oldval; | |
2554 | { | |
36f8209a JR |
2555 | int delta, nlines, root_height; |
2556 | Lisp_Object root_window; | |
6fc2811b JR |
2557 | |
2558 | /* Use VALUE only if an integer >= 0. */ | |
2559 | if (INTEGERP (value) && XINT (value) >= 0) | |
2560 | nlines = XFASTINT (value); | |
2561 | else | |
2562 | nlines = 0; | |
2563 | ||
2564 | /* Make sure we redisplay all windows in this frame. */ | |
2565 | ++windows_or_buffers_changed; | |
2566 | ||
2567 | delta = nlines - FRAME_TOOL_BAR_LINES (f); | |
36f8209a JR |
2568 | |
2569 | /* Don't resize the tool-bar to more than we have room for. */ | |
2570 | root_window = FRAME_ROOT_WINDOW (f); | |
2571 | root_height = XINT (XWINDOW (root_window)->height); | |
2572 | if (root_height - delta < 1) | |
2573 | { | |
2574 | delta = root_height - 1; | |
2575 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2576 | } | |
2577 | ||
6fc2811b | 2578 | FRAME_TOOL_BAR_LINES (f) = nlines; |
36f8209a | 2579 | x_change_window_heights (root_window, delta); |
6fc2811b | 2580 | adjust_glyphs (f); |
36f8209a JR |
2581 | |
2582 | /* We also have to make sure that the internal border at the top of | |
2583 | the frame, below the menu bar or tool bar, is redrawn when the | |
2584 | tool bar disappears. This is so because the internal border is | |
2585 | below the tool bar if one is displayed, but is below the menu bar | |
2586 | if there isn't a tool bar. The tool bar draws into the area | |
2587 | below the menu bar. */ | |
2588 | if (FRAME_W32_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2589 | { | |
2590 | updating_frame = f; | |
2591 | clear_frame (); | |
2592 | clear_current_matrices (f); | |
2593 | updating_frame = NULL; | |
2594 | } | |
2595 | ||
2596 | /* If the tool bar gets smaller, the internal border below it | |
2597 | has to be cleared. It was formerly part of the display | |
2598 | of the larger tool bar, and updating windows won't clear it. */ | |
2599 | if (delta < 0) | |
2600 | { | |
2601 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2602 | int width = PIXEL_WIDTH (f); | |
2603 | int y = nlines * CANON_Y_UNIT (f); | |
2604 | ||
2605 | BLOCK_INPUT; | |
2606 | { | |
2607 | HDC hdc = get_frame_dc (f); | |
2608 | w32_clear_area (f, hdc, 0, y, width, height); | |
2609 | release_frame_dc (f, hdc); | |
2610 | } | |
2611 | UNBLOCK_INPUT; | |
2612 | } | |
ee78dc32 GV |
2613 | } |
2614 | ||
6fc2811b | 2615 | |
ee78dc32 | 2616 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
fbd6baed | 2617 | w32_id_name. |
ee78dc32 GV |
2618 | |
2619 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2620 | name; if NAME is a string, set F's name to NAME and set | |
2621 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2622 | ||
2623 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2624 | suggesting a new name, which lisp code should override; if | |
2625 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2626 | ||
2627 | void | |
2628 | x_set_name (f, name, explicit) | |
2629 | struct frame *f; | |
2630 | Lisp_Object name; | |
2631 | int explicit; | |
2632 | { | |
2633 | /* Make sure that requests from lisp code override requests from | |
2634 | Emacs redisplay code. */ | |
2635 | if (explicit) | |
2636 | { | |
2637 | /* If we're switching from explicit to implicit, we had better | |
2638 | update the mode lines and thereby update the title. */ | |
2639 | if (f->explicit_name && NILP (name)) | |
2640 | update_mode_lines = 1; | |
2641 | ||
2642 | f->explicit_name = ! NILP (name); | |
2643 | } | |
2644 | else if (f->explicit_name) | |
2645 | return; | |
2646 | ||
fbd6baed | 2647 | /* If NAME is nil, set the name to the w32_id_name. */ |
ee78dc32 GV |
2648 | if (NILP (name)) |
2649 | { | |
2650 | /* Check for no change needed in this very common case | |
2651 | before we do any consing. */ | |
fbd6baed | 2652 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->w32_id_name, |
ee78dc32 GV |
2653 | XSTRING (f->name)->data)) |
2654 | return; | |
fbd6baed | 2655 | name = build_string (FRAME_W32_DISPLAY_INFO (f)->w32_id_name); |
ee78dc32 GV |
2656 | } |
2657 | else | |
2658 | CHECK_STRING (name, 0); | |
2659 | ||
2660 | /* Don't change the name if it's already NAME. */ | |
2661 | if (! NILP (Fstring_equal (name, f->name))) | |
2662 | return; | |
2663 | ||
1edf84e7 GV |
2664 | f->name = name; |
2665 | ||
2666 | /* For setting the frame title, the title parameter should override | |
2667 | the name parameter. */ | |
2668 | if (! NILP (f->title)) | |
2669 | name = f->title; | |
2670 | ||
fbd6baed | 2671 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2672 | { |
6fc2811b | 2673 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2674 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2675 | |
ee78dc32 | 2676 | BLOCK_INPUT; |
fbd6baed | 2677 | SetWindowText(FRAME_W32_WINDOW (f), XSTRING (name)->data); |
ee78dc32 GV |
2678 | UNBLOCK_INPUT; |
2679 | } | |
ee78dc32 GV |
2680 | } |
2681 | ||
2682 | /* This function should be called when the user's lisp code has | |
2683 | specified a name for the frame; the name will override any set by the | |
2684 | redisplay code. */ | |
2685 | void | |
2686 | x_explicitly_set_name (f, arg, oldval) | |
2687 | FRAME_PTR f; | |
2688 | Lisp_Object arg, oldval; | |
2689 | { | |
2690 | x_set_name (f, arg, 1); | |
2691 | } | |
2692 | ||
2693 | /* This function should be called by Emacs redisplay code to set the | |
2694 | name; names set this way will never override names set by the user's | |
2695 | lisp code. */ | |
2696 | void | |
2697 | x_implicitly_set_name (f, arg, oldval) | |
2698 | FRAME_PTR f; | |
2699 | Lisp_Object arg, oldval; | |
2700 | { | |
2701 | x_set_name (f, arg, 0); | |
2702 | } | |
1edf84e7 GV |
2703 | \f |
2704 | /* Change the title of frame F to NAME. | |
2705 | If NAME is nil, use the frame name as the title. | |
2706 | ||
2707 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2708 | name; if NAME is a string, set F's name to NAME and set | |
2709 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2710 | ||
2711 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2712 | suggesting a new name, which lisp code should override; if | |
2713 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
ee78dc32 | 2714 | |
1edf84e7 | 2715 | void |
6fc2811b | 2716 | x_set_title (f, name, old_name) |
1edf84e7 | 2717 | struct frame *f; |
6fc2811b | 2718 | Lisp_Object name, old_name; |
1edf84e7 GV |
2719 | { |
2720 | /* Don't change the title if it's already NAME. */ | |
2721 | if (EQ (name, f->title)) | |
2722 | return; | |
2723 | ||
2724 | update_mode_lines = 1; | |
2725 | ||
2726 | f->title = name; | |
2727 | ||
2728 | if (NILP (name)) | |
2729 | name = f->name; | |
2730 | ||
2731 | if (FRAME_W32_WINDOW (f)) | |
2732 | { | |
6fc2811b | 2733 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2734 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2735 | |
1edf84e7 GV |
2736 | BLOCK_INPUT; |
2737 | SetWindowText(FRAME_W32_WINDOW (f), XSTRING (name)->data); | |
2738 | UNBLOCK_INPUT; | |
2739 | } | |
2740 | } | |
2741 | \f | |
ee78dc32 GV |
2742 | void |
2743 | x_set_autoraise (f, arg, oldval) | |
2744 | struct frame *f; | |
2745 | Lisp_Object arg, oldval; | |
2746 | { | |
2747 | f->auto_raise = !EQ (Qnil, arg); | |
2748 | } | |
2749 | ||
2750 | void | |
2751 | x_set_autolower (f, arg, oldval) | |
2752 | struct frame *f; | |
2753 | Lisp_Object arg, oldval; | |
2754 | { | |
2755 | f->auto_lower = !EQ (Qnil, arg); | |
2756 | } | |
2757 | ||
2758 | void | |
2759 | x_set_unsplittable (f, arg, oldval) | |
2760 | struct frame *f; | |
2761 | Lisp_Object arg, oldval; | |
2762 | { | |
2763 | f->no_split = !NILP (arg); | |
2764 | } | |
2765 | ||
2766 | void | |
2767 | x_set_vertical_scroll_bars (f, arg, oldval) | |
2768 | struct frame *f; | |
2769 | Lisp_Object arg, oldval; | |
2770 | { | |
1026b400 RS |
2771 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2772 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2773 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2774 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
ee78dc32 | 2775 | { |
1026b400 RS |
2776 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = NILP (arg) ? |
2777 | vertical_scroll_bar_none : | |
87996783 GV |
2778 | /* Put scroll bars on the right by default, as is conventional |
2779 | on MS-Windows. */ | |
2780 | EQ (Qleft, arg) | |
2781 | ? vertical_scroll_bar_left | |
2782 | : vertical_scroll_bar_right; | |
ee78dc32 GV |
2783 | |
2784 | /* We set this parameter before creating the window for the | |
2785 | frame, so we can get the geometry right from the start. | |
2786 | However, if the window hasn't been created yet, we shouldn't | |
2787 | call x_set_window_size. */ | |
fbd6baed | 2788 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2789 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2790 | do_pending_window_change (0); |
ee78dc32 GV |
2791 | } |
2792 | } | |
2793 | ||
2794 | void | |
2795 | x_set_scroll_bar_width (f, arg, oldval) | |
2796 | struct frame *f; | |
2797 | Lisp_Object arg, oldval; | |
2798 | { | |
6fc2811b JR |
2799 | int wid = FONT_WIDTH (f->output_data.w32->font); |
2800 | ||
ee78dc32 GV |
2801 | if (NILP (arg)) |
2802 | { | |
6fc2811b JR |
2803 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
2804 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) + | |
2805 | wid - 1) / wid; | |
2806 | if (FRAME_W32_WINDOW (f)) | |
2807 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2808 | do_pending_window_change (0); | |
ee78dc32 GV |
2809 | } |
2810 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2811 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
2812 | { | |
ee78dc32 | 2813 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
6fc2811b JR |
2814 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) |
2815 | + wid-1) / wid; | |
fbd6baed | 2816 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2817 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2818 | do_pending_window_change (0); |
ee78dc32 | 2819 | } |
6fc2811b JR |
2820 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
2821 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; | |
2822 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
ee78dc32 GV |
2823 | } |
2824 | \f | |
2825 | /* Subroutines of creating an frame. */ | |
2826 | ||
2827 | /* Make sure that Vx_resource_name is set to a reasonable value. | |
2828 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2829 | ||
2830 | static void | |
2831 | validate_x_resource_name () | |
2832 | { | |
6fc2811b | 2833 | int len = 0; |
ee78dc32 GV |
2834 | /* Number of valid characters in the resource name. */ |
2835 | int good_count = 0; | |
2836 | /* Number of invalid characters in the resource name. */ | |
2837 | int bad_count = 0; | |
2838 | Lisp_Object new; | |
2839 | int i; | |
2840 | ||
2841 | if (STRINGP (Vx_resource_name)) | |
2842 | { | |
2843 | unsigned char *p = XSTRING (Vx_resource_name)->data; | |
2844 | int i; | |
2845 | ||
dfff8a69 | 2846 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
ee78dc32 GV |
2847 | |
2848 | /* Only letters, digits, - and _ are valid in resource names. | |
2849 | Count the valid characters and count the invalid ones. */ | |
2850 | for (i = 0; i < len; i++) | |
2851 | { | |
2852 | int c = p[i]; | |
2853 | if (! ((c >= 'a' && c <= 'z') | |
2854 | || (c >= 'A' && c <= 'Z') | |
2855 | || (c >= '0' && c <= '9') | |
2856 | || c == '-' || c == '_')) | |
2857 | bad_count++; | |
2858 | else | |
2859 | good_count++; | |
2860 | } | |
2861 | } | |
2862 | else | |
2863 | /* Not a string => completely invalid. */ | |
2864 | bad_count = 5, good_count = 0; | |
2865 | ||
2866 | /* If name is valid already, return. */ | |
2867 | if (bad_count == 0) | |
2868 | return; | |
2869 | ||
2870 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2871 | if (good_count == 0 | |
2872 | || (good_count == 1 && bad_count > 0)) | |
2873 | { | |
2874 | Vx_resource_name = build_string ("emacs"); | |
2875 | return; | |
2876 | } | |
2877 | ||
2878 | /* Name is partly valid. Copy it and replace the invalid characters | |
2879 | with underscores. */ | |
2880 | ||
2881 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2882 | ||
2883 | for (i = 0; i < len; i++) | |
2884 | { | |
2885 | int c = XSTRING (new)->data[i]; | |
2886 | if (! ((c >= 'a' && c <= 'z') | |
2887 | || (c >= 'A' && c <= 'Z') | |
2888 | || (c >= '0' && c <= '9') | |
2889 | || c == '-' || c == '_')) | |
2890 | XSTRING (new)->data[i] = '_'; | |
2891 | } | |
2892 | } | |
2893 | ||
2894 | ||
2895 | extern char *x_get_string_resource (); | |
2896 | ||
2897 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, | |
2898 | "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\ | |
2899 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\ | |
2900 | class, where INSTANCE is the name under which Emacs was invoked, or\n\ | |
2901 | the name specified by the `-name' or `-rn' command-line arguments.\n\ | |
2902 | \n\ | |
2903 | The optional arguments COMPONENT and SUBCLASS add to the key and the\n\ | |
2904 | class, respectively. You must specify both of them or neither.\n\ | |
2905 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\ | |
2906 | and the class is `Emacs.CLASS.SUBCLASS'.") | |
2907 | (attribute, class, component, subclass) | |
2908 | Lisp_Object attribute, class, component, subclass; | |
2909 | { | |
2910 | register char *value; | |
2911 | char *name_key; | |
2912 | char *class_key; | |
2913 | ||
2914 | CHECK_STRING (attribute, 0); | |
2915 | CHECK_STRING (class, 0); | |
2916 | ||
2917 | if (!NILP (component)) | |
2918 | CHECK_STRING (component, 1); | |
2919 | if (!NILP (subclass)) | |
2920 | CHECK_STRING (subclass, 2); | |
2921 | if (NILP (component) != NILP (subclass)) | |
2922 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2923 | ||
2924 | validate_x_resource_name (); | |
2925 | ||
2926 | /* Allocate space for the components, the dots which separate them, | |
2927 | and the final '\0'. Make them big enough for the worst case. */ | |
dfff8a69 | 2928 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
ee78dc32 | 2929 | + (STRINGP (component) |
dfff8a69 JR |
2930 | ? STRING_BYTES (XSTRING (component)) : 0) |
2931 | + STRING_BYTES (XSTRING (attribute)) | |
ee78dc32 GV |
2932 | + 3); |
2933 | ||
2934 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
dfff8a69 | 2935 | + STRING_BYTES (XSTRING (class)) |
ee78dc32 | 2936 | + (STRINGP (subclass) |
dfff8a69 | 2937 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
ee78dc32 GV |
2938 | + 3); |
2939 | ||
2940 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2941 | and with `Emacs' for the class key (the general one). */ | |
2942 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2943 | strcpy (class_key, EMACS_CLASS); | |
2944 | ||
2945 | strcat (class_key, "."); | |
2946 | strcat (class_key, XSTRING (class)->data); | |
2947 | ||
2948 | if (!NILP (component)) | |
2949 | { | |
2950 | strcat (class_key, "."); | |
2951 | strcat (class_key, XSTRING (subclass)->data); | |
2952 | ||
2953 | strcat (name_key, "."); | |
2954 | strcat (name_key, XSTRING (component)->data); | |
2955 | } | |
2956 | ||
2957 | strcat (name_key, "."); | |
2958 | strcat (name_key, XSTRING (attribute)->data); | |
2959 | ||
2960 | value = x_get_string_resource (Qnil, | |
2961 | name_key, class_key); | |
2962 | ||
2963 | if (value != (char *) 0) | |
2964 | return build_string (value); | |
2965 | else | |
2966 | return Qnil; | |
2967 | } | |
2968 | ||
2969 | /* Used when C code wants a resource value. */ | |
2970 | ||
2971 | char * | |
2972 | x_get_resource_string (attribute, class) | |
2973 | char *attribute, *class; | |
2974 | { | |
ee78dc32 GV |
2975 | char *name_key; |
2976 | char *class_key; | |
6fc2811b | 2977 | struct frame *sf = SELECTED_FRAME (); |
ee78dc32 GV |
2978 | |
2979 | /* Allocate space for the components, the dots which separate them, | |
2980 | and the final '\0'. */ | |
dfff8a69 | 2981 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
ee78dc32 GV |
2982 | + strlen (attribute) + 2); |
2983 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2984 | + strlen (class) + 2); | |
2985 | ||
2986 | sprintf (name_key, "%s.%s", | |
2987 | XSTRING (Vinvocation_name)->data, | |
2988 | attribute); | |
2989 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2990 | ||
6fc2811b | 2991 | return x_get_string_resource (sf, name_key, class_key); |
ee78dc32 GV |
2992 | } |
2993 | ||
2994 | /* Types we might convert a resource string into. */ | |
2995 | enum resource_types | |
6fc2811b JR |
2996 | { |
2997 | RES_TYPE_NUMBER, | |
2998 | RES_TYPE_FLOAT, | |
2999 | RES_TYPE_BOOLEAN, | |
3000 | RES_TYPE_STRING, | |
3001 | RES_TYPE_SYMBOL | |
3002 | }; | |
ee78dc32 GV |
3003 | |
3004 | /* Return the value of parameter PARAM. | |
3005 | ||
3006 | First search ALIST, then Vdefault_frame_alist, then the X defaults | |
3007 | database, using ATTRIBUTE as the attribute name and CLASS as its class. | |
3008 | ||
3009 | Convert the resource to the type specified by desired_type. | |
3010 | ||
3011 | If no default is specified, return Qunbound. If you call | |
6fc2811b | 3012 | w32_get_arg, make sure you deal with Qunbound in a reasonable way, |
ee78dc32 GV |
3013 | and don't let it get stored in any Lisp-visible variables! */ |
3014 | ||
3015 | static Lisp_Object | |
6fc2811b | 3016 | w32_get_arg (alist, param, attribute, class, type) |
ee78dc32 GV |
3017 | Lisp_Object alist, param; |
3018 | char *attribute; | |
3019 | char *class; | |
3020 | enum resource_types type; | |
3021 | { | |
3022 | register Lisp_Object tem; | |
3023 | ||
3024 | tem = Fassq (param, alist); | |
3025 | if (EQ (tem, Qnil)) | |
3026 | tem = Fassq (param, Vdefault_frame_alist); | |
3027 | if (EQ (tem, Qnil)) | |
3028 | { | |
3029 | ||
3030 | if (attribute) | |
3031 | { | |
3032 | tem = Fx_get_resource (build_string (attribute), | |
3033 | build_string (class), | |
3034 | Qnil, Qnil); | |
3035 | ||
3036 | if (NILP (tem)) | |
3037 | return Qunbound; | |
3038 | ||
3039 | switch (type) | |
3040 | { | |
6fc2811b | 3041 | case RES_TYPE_NUMBER: |
ee78dc32 GV |
3042 | return make_number (atoi (XSTRING (tem)->data)); |
3043 | ||
6fc2811b JR |
3044 | case RES_TYPE_FLOAT: |
3045 | return make_float (atof (XSTRING (tem)->data)); | |
3046 | ||
3047 | case RES_TYPE_BOOLEAN: | |
ee78dc32 GV |
3048 | tem = Fdowncase (tem); |
3049 | if (!strcmp (XSTRING (tem)->data, "on") | |
3050 | || !strcmp (XSTRING (tem)->data, "true")) | |
3051 | return Qt; | |
3052 | else | |
3053 | return Qnil; | |
3054 | ||
6fc2811b | 3055 | case RES_TYPE_STRING: |
ee78dc32 GV |
3056 | return tem; |
3057 | ||
6fc2811b | 3058 | case RES_TYPE_SYMBOL: |
ee78dc32 GV |
3059 | /* As a special case, we map the values `true' and `on' |
3060 | to Qt, and `false' and `off' to Qnil. */ | |
3061 | { | |
3062 | Lisp_Object lower; | |
3063 | lower = Fdowncase (tem); | |
3064 | if (!strcmp (XSTRING (lower)->data, "on") | |
3065 | || !strcmp (XSTRING (lower)->data, "true")) | |
3066 | return Qt; | |
3067 | else if (!strcmp (XSTRING (lower)->data, "off") | |
3068 | || !strcmp (XSTRING (lower)->data, "false")) | |
3069 | return Qnil; | |
3070 | else | |
3071 | return Fintern (tem, Qnil); | |
3072 | } | |
3073 | ||
3074 | default: | |
3075 | abort (); | |
3076 | } | |
3077 | } | |
3078 | else | |
3079 | return Qunbound; | |
3080 | } | |
3081 | return Fcdr (tem); | |
3082 | } | |
3083 | ||
3084 | /* Record in frame F the specified or default value according to ALIST | |
dfff8a69 JR |
3085 | of the parameter named PROP (a Lisp symbol). |
3086 | If no value is specified for PROP, look for an X default for XPROP | |
ee78dc32 GV |
3087 | on the frame named NAME. |
3088 | If that is not found either, use the value DEFLT. */ | |
3089 | ||
3090 | static Lisp_Object | |
3091 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) | |
3092 | struct frame *f; | |
3093 | Lisp_Object alist; | |
3094 | Lisp_Object prop; | |
3095 | Lisp_Object deflt; | |
3096 | char *xprop; | |
3097 | char *xclass; | |
3098 | enum resource_types type; | |
3099 | { | |
3100 | Lisp_Object tem; | |
3101 | ||
6fc2811b | 3102 | tem = w32_get_arg (alist, prop, xprop, xclass, type); |
ee78dc32 GV |
3103 | if (EQ (tem, Qunbound)) |
3104 | tem = deflt; | |
3105 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3106 | return tem; | |
3107 | } | |
3108 | \f | |
3109 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, | |
3110 | "Parse an X-style geometry string STRING.\n\ | |
3111 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\ | |
3112 | The properties returned may include `top', `left', `height', and `width'.\n\ | |
3113 | The value of `left' or `top' may be an integer,\n\ | |
3114 | or a list (+ N) meaning N pixels relative to top/left corner,\n\ | |
3115 | or a list (- N) meaning -N pixels relative to bottom/right corner.") | |
3116 | (string) | |
3117 | Lisp_Object string; | |
3118 | { | |
3119 | int geometry, x, y; | |
3120 | unsigned int width, height; | |
3121 | Lisp_Object result; | |
3122 | ||
3123 | CHECK_STRING (string, 0); | |
3124 | ||
3125 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3126 | &x, &y, &width, &height); | |
3127 | ||
3128 | result = Qnil; | |
3129 | if (geometry & XValue) | |
3130 | { | |
3131 | Lisp_Object element; | |
3132 | ||
3133 | if (x >= 0 && (geometry & XNegative)) | |
3134 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3135 | else if (x < 0 && ! (geometry & XNegative)) | |
3136 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
3137 | else | |
3138 | element = Fcons (Qleft, make_number (x)); | |
3139 | result = Fcons (element, result); | |
3140 | } | |
3141 | ||
3142 | if (geometry & YValue) | |
3143 | { | |
3144 | Lisp_Object element; | |
3145 | ||
3146 | if (y >= 0 && (geometry & YNegative)) | |
3147 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3148 | else if (y < 0 && ! (geometry & YNegative)) | |
3149 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
3150 | else | |
3151 | element = Fcons (Qtop, make_number (y)); | |
3152 | result = Fcons (element, result); | |
3153 | } | |
3154 | ||
3155 | if (geometry & WidthValue) | |
3156 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3157 | if (geometry & HeightValue) | |
3158 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3159 | ||
3160 | return result; | |
3161 | } | |
3162 | ||
3163 | /* Calculate the desired size and position of this window, | |
3164 | and return the flags saying which aspects were specified. | |
3165 | ||
3166 | This function does not make the coordinates positive. */ | |
3167 | ||
3168 | #define DEFAULT_ROWS 40 | |
3169 | #define DEFAULT_COLS 80 | |
3170 | ||
3171 | static int | |
3172 | x_figure_window_size (f, parms) | |
3173 | struct frame *f; | |
3174 | Lisp_Object parms; | |
3175 | { | |
3176 | register Lisp_Object tem0, tem1, tem2; | |
ee78dc32 GV |
3177 | long window_prompting = 0; |
3178 | ||
3179 | /* Default values if we fall through. | |
3180 | Actually, if that happens we should get | |
3181 | window manager prompting. */ | |
1026b400 | 3182 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
ee78dc32 GV |
3183 | f->height = DEFAULT_ROWS; |
3184 | /* Window managers expect that if program-specified | |
3185 | positions are not (0,0), they're intentional, not defaults. */ | |
fbd6baed GV |
3186 | f->output_data.w32->top_pos = 0; |
3187 | f->output_data.w32->left_pos = 0; | |
ee78dc32 | 3188 | |
6fc2811b JR |
3189 | tem0 = w32_get_arg (parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3190 | tem1 = w32_get_arg (parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3191 | tem2 = w32_get_arg (parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3192 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3193 | { | |
3194 | if (!EQ (tem0, Qunbound)) | |
3195 | { | |
3196 | CHECK_NUMBER (tem0, 0); | |
3197 | f->height = XINT (tem0); | |
3198 | } | |
3199 | if (!EQ (tem1, Qunbound)) | |
3200 | { | |
3201 | CHECK_NUMBER (tem1, 0); | |
1026b400 | 3202 | SET_FRAME_WIDTH (f, XINT (tem1)); |
ee78dc32 GV |
3203 | } |
3204 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
3205 | window_prompting |= USSize; | |
3206 | else | |
3207 | window_prompting |= PSize; | |
3208 | } | |
3209 | ||
fbd6baed | 3210 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
3211 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3212 | ? 0 | |
3213 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
3214 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 3215 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
6fc2811b JR |
3216 | f->output_data.w32->flags_areas_extra |
3217 | = FRAME_FLAGS_AREA_WIDTH (f); | |
fbd6baed GV |
3218 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3219 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
ee78dc32 | 3220 | |
6fc2811b JR |
3221 | tem0 = w32_get_arg (parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3222 | tem1 = w32_get_arg (parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3223 | tem2 = w32_get_arg (parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3224 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3225 | { | |
3226 | if (EQ (tem0, Qminus)) | |
3227 | { | |
fbd6baed | 3228 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3229 | window_prompting |= YNegative; |
3230 | } | |
8e713be6 KR |
3231 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3232 | && CONSP (XCDR (tem0)) | |
3233 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3234 | { |
8e713be6 | 3235 | f->output_data.w32->top_pos = - XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3236 | window_prompting |= YNegative; |
3237 | } | |
8e713be6 KR |
3238 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3239 | && CONSP (XCDR (tem0)) | |
3240 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3241 | { |
8e713be6 | 3242 | f->output_data.w32->top_pos = XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3243 | } |
3244 | else if (EQ (tem0, Qunbound)) | |
fbd6baed | 3245 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3246 | else |
3247 | { | |
3248 | CHECK_NUMBER (tem0, 0); | |
fbd6baed GV |
3249 | f->output_data.w32->top_pos = XINT (tem0); |
3250 | if (f->output_data.w32->top_pos < 0) | |
ee78dc32 GV |
3251 | window_prompting |= YNegative; |
3252 | } | |
3253 | ||
3254 | if (EQ (tem1, Qminus)) | |
3255 | { | |
fbd6baed | 3256 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3257 | window_prompting |= XNegative; |
3258 | } | |
8e713be6 KR |
3259 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3260 | && CONSP (XCDR (tem1)) | |
3261 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3262 | { |
8e713be6 | 3263 | f->output_data.w32->left_pos = - XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3264 | window_prompting |= XNegative; |
3265 | } | |
8e713be6 KR |
3266 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3267 | && CONSP (XCDR (tem1)) | |
3268 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3269 | { |
8e713be6 | 3270 | f->output_data.w32->left_pos = XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3271 | } |
3272 | else if (EQ (tem1, Qunbound)) | |
fbd6baed | 3273 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3274 | else |
3275 | { | |
3276 | CHECK_NUMBER (tem1, 0); | |
fbd6baed GV |
3277 | f->output_data.w32->left_pos = XINT (tem1); |
3278 | if (f->output_data.w32->left_pos < 0) | |
ee78dc32 GV |
3279 | window_prompting |= XNegative; |
3280 | } | |
3281 | ||
3282 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) | |
3283 | window_prompting |= USPosition; | |
3284 | else | |
3285 | window_prompting |= PPosition; | |
3286 | } | |
3287 | ||
3288 | return window_prompting; | |
3289 | } | |
3290 | ||
3291 | \f | |
3292 | ||
fbd6baed | 3293 | extern LRESULT CALLBACK w32_wnd_proc (); |
ee78dc32 GV |
3294 | |
3295 | BOOL | |
fbd6baed | 3296 | w32_init_class (hinst) |
ee78dc32 GV |
3297 | HINSTANCE hinst; |
3298 | { | |
3299 | WNDCLASS wc; | |
3300 | ||
5ac45f98 | 3301 | wc.style = CS_HREDRAW | CS_VREDRAW; |
fbd6baed | 3302 | wc.lpfnWndProc = (WNDPROC) w32_wnd_proc; |
ee78dc32 GV |
3303 | wc.cbClsExtra = 0; |
3304 | wc.cbWndExtra = WND_EXTRA_BYTES; | |
3305 | wc.hInstance = hinst; | |
3306 | wc.hIcon = LoadIcon (hinst, EMACS_CLASS); | |
3307 | wc.hCursor = LoadCursor (NULL, IDC_ARROW); | |
4587b026 | 3308 | wc.hbrBackground = NULL; /* GetStockObject (WHITE_BRUSH); */ |
ee78dc32 GV |
3309 | wc.lpszMenuName = NULL; |
3310 | wc.lpszClassName = EMACS_CLASS; | |
3311 | ||
3312 | return (RegisterClass (&wc)); | |
3313 | } | |
3314 | ||
3315 | HWND | |
fbd6baed | 3316 | w32_createscrollbar (f, bar) |
ee78dc32 GV |
3317 | struct frame *f; |
3318 | struct scroll_bar * bar; | |
3319 | { | |
3320 | return (CreateWindow ("SCROLLBAR", "", SBS_VERT | WS_CHILD | WS_VISIBLE, | |
3321 | /* Position and size of scroll bar. */ | |
6fc2811b JR |
3322 | XINT(bar->left) + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
3323 | XINT(bar->top), | |
3324 | XINT(bar->width) - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, | |
3325 | XINT(bar->height), | |
fbd6baed | 3326 | FRAME_W32_WINDOW (f), |
ee78dc32 GV |
3327 | NULL, |
3328 | hinst, | |
3329 | NULL)); | |
3330 | } | |
3331 | ||
3332 | void | |
fbd6baed | 3333 | w32_createwindow (f) |
ee78dc32 GV |
3334 | struct frame *f; |
3335 | { | |
3336 | HWND hwnd; | |
1edf84e7 GV |
3337 | RECT rect; |
3338 | ||
3339 | rect.left = rect.top = 0; | |
3340 | rect.right = PIXEL_WIDTH (f); | |
3341 | rect.bottom = PIXEL_HEIGHT (f); | |
3342 | ||
3343 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
3344 | FRAME_EXTERNAL_MENU_BAR (f)); | |
ee78dc32 GV |
3345 | |
3346 | /* Do first time app init */ | |
3347 | ||
3348 | if (!hprevinst) | |
3349 | { | |
fbd6baed | 3350 | w32_init_class (hinst); |
ee78dc32 GV |
3351 | } |
3352 | ||
1edf84e7 GV |
3353 | FRAME_W32_WINDOW (f) = hwnd |
3354 | = CreateWindow (EMACS_CLASS, | |
3355 | f->namebuf, | |
3356 | f->output_data.w32->dwStyle | WS_CLIPCHILDREN, | |
3357 | f->output_data.w32->left_pos, | |
3358 | f->output_data.w32->top_pos, | |
3359 | rect.right - rect.left, | |
3360 | rect.bottom - rect.top, | |
3361 | NULL, | |
3362 | NULL, | |
3363 | hinst, | |
3364 | NULL); | |
3365 | ||
ee78dc32 GV |
3366 | if (hwnd) |
3367 | { | |
1edf84e7 GV |
3368 | SetWindowLong (hwnd, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
3369 | SetWindowLong (hwnd, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
3370 | SetWindowLong (hwnd, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
3371 | SetWindowLong (hwnd, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
6fc2811b | 3372 | SetWindowLong (hwnd, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
ee78dc32 | 3373 | |
cb9e33d4 RS |
3374 | /* Enable drag-n-drop. */ |
3375 | DragAcceptFiles (hwnd, TRUE); | |
3376 | ||
5ac45f98 GV |
3377 | /* Do this to discard the default setting specified by our parent. */ |
3378 | ShowWindow (hwnd, SW_HIDE); | |
3c190163 | 3379 | } |
3c190163 GV |
3380 | } |
3381 | ||
ee78dc32 GV |
3382 | void |
3383 | my_post_msg (wmsg, hwnd, msg, wParam, lParam) | |
fbd6baed | 3384 | W32Msg * wmsg; |
ee78dc32 GV |
3385 | HWND hwnd; |
3386 | UINT msg; | |
3387 | WPARAM wParam; | |
3388 | LPARAM lParam; | |
3389 | { | |
3390 | wmsg->msg.hwnd = hwnd; | |
3391 | wmsg->msg.message = msg; | |
3392 | wmsg->msg.wParam = wParam; | |
3393 | wmsg->msg.lParam = lParam; | |
3394 | wmsg->msg.time = GetMessageTime (); | |
3395 | ||
3396 | post_msg (wmsg); | |
3397 | } | |
3398 | ||
e9e23e23 | 3399 | /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish |
a1a80b40 GV |
3400 | between left and right keys as advertised. We test for this |
3401 | support dynamically, and set a flag when the support is absent. If | |
3402 | absent, we keep track of the left and right control and alt keys | |
3403 | ourselves. This is particularly necessary on keyboards that rely | |
3404 | upon the AltGr key, which is represented as having the left control | |
3405 | and right alt keys pressed. For these keyboards, we need to know | |
3406 | when the left alt key has been pressed in addition to the AltGr key | |
3407 | so that we can properly support M-AltGr-key sequences (such as M-@ | |
3408 | on Swedish keyboards). */ | |
3409 | ||
3410 | #define EMACS_LCONTROL 0 | |
3411 | #define EMACS_RCONTROL 1 | |
3412 | #define EMACS_LMENU 2 | |
3413 | #define EMACS_RMENU 3 | |
3414 | ||
3415 | static int modifiers[4]; | |
3416 | static int modifiers_recorded; | |
3417 | static int modifier_key_support_tested; | |
3418 | ||
3419 | static void | |
3420 | test_modifier_support (unsigned int wparam) | |
3421 | { | |
3422 | unsigned int l, r; | |
3423 | ||
3424 | if (wparam != VK_CONTROL && wparam != VK_MENU) | |
3425 | return; | |
3426 | if (wparam == VK_CONTROL) | |
3427 | { | |
3428 | l = VK_LCONTROL; | |
3429 | r = VK_RCONTROL; | |
3430 | } | |
3431 | else | |
3432 | { | |
3433 | l = VK_LMENU; | |
3434 | r = VK_RMENU; | |
3435 | } | |
3436 | if (!(GetKeyState (l) & 0x8000) && !(GetKeyState (r) & 0x8000)) | |
3437 | modifiers_recorded = 1; | |
3438 | else | |
3439 | modifiers_recorded = 0; | |
3440 | modifier_key_support_tested = 1; | |
3441 | } | |
3442 | ||
3443 | static void | |
3444 | record_keydown (unsigned int wparam, unsigned int lparam) | |
3445 | { | |
3446 | int i; | |
3447 | ||
3448 | if (!modifier_key_support_tested) | |
3449 | test_modifier_support (wparam); | |
3450 | ||
3451 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3452 | return; | |
3453 | ||
3454 | if (wparam == VK_CONTROL) | |
3455 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3456 | else | |
3457 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3458 | ||
3459 | modifiers[i] = 1; | |
3460 | } | |
3461 | ||
3462 | static void | |
3463 | record_keyup (unsigned int wparam, unsigned int lparam) | |
3464 | { | |
3465 | int i; | |
3466 | ||
3467 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3468 | return; | |
3469 | ||
3470 | if (wparam == VK_CONTROL) | |
3471 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3472 | else | |
3473 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3474 | ||
3475 | modifiers[i] = 0; | |
3476 | } | |
3477 | ||
da36a4d6 GV |
3478 | /* Emacs can lose focus while a modifier key has been pressed. When |
3479 | it regains focus, be conservative and clear all modifiers since | |
3480 | we cannot reconstruct the left and right modifier state. */ | |
3481 | static void | |
3482 | reset_modifiers () | |
3483 | { | |
8681157a RS |
3484 | SHORT ctrl, alt; |
3485 | ||
adcc3809 GV |
3486 | if (GetFocus () == NULL) |
3487 | /* Emacs doesn't have keyboard focus. Do nothing. */ | |
da36a4d6 | 3488 | return; |
8681157a RS |
3489 | |
3490 | ctrl = GetAsyncKeyState (VK_CONTROL); | |
3491 | alt = GetAsyncKeyState (VK_MENU); | |
3492 | ||
8681157a RS |
3493 | if (!(ctrl & 0x08000)) |
3494 | /* Clear any recorded control modifier state. */ | |
3495 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3496 | ||
3497 | if (!(alt & 0x08000)) | |
3498 | /* Clear any recorded alt modifier state. */ | |
3499 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3500 | ||
adcc3809 GV |
3501 | /* Update the state of all modifier keys, because modifiers used in |
3502 | hot-key combinations can get stuck on if Emacs loses focus as a | |
3503 | result of a hot-key being pressed. */ | |
3504 | { | |
3505 | BYTE keystate[256]; | |
3506 | ||
3507 | #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8) | |
3508 | ||
3509 | GetKeyboardState (keystate); | |
3510 | keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT); | |
3511 | keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL); | |
3512 | keystate[VK_LCONTROL] = CURRENT_STATE (VK_LCONTROL); | |
3513 | keystate[VK_RCONTROL] = CURRENT_STATE (VK_RCONTROL); | |
3514 | keystate[VK_MENU] = CURRENT_STATE (VK_MENU); | |
3515 | keystate[VK_LMENU] = CURRENT_STATE (VK_LMENU); | |
3516 | keystate[VK_RMENU] = CURRENT_STATE (VK_RMENU); | |
3517 | keystate[VK_LWIN] = CURRENT_STATE (VK_LWIN); | |
3518 | keystate[VK_RWIN] = CURRENT_STATE (VK_RWIN); | |
3519 | keystate[VK_APPS] = CURRENT_STATE (VK_APPS); | |
3520 | SetKeyboardState (keystate); | |
3521 | } | |
da36a4d6 GV |
3522 | } |
3523 | ||
7830e24b RS |
3524 | /* Synchronize modifier state with what is reported with the current |
3525 | keystroke. Even if we cannot distinguish between left and right | |
3526 | modifier keys, we know that, if no modifiers are set, then neither | |
3527 | the left or right modifier should be set. */ | |
3528 | static void | |
3529 | sync_modifiers () | |
3530 | { | |
3531 | if (!modifiers_recorded) | |
3532 | return; | |
3533 | ||
3534 | if (!(GetKeyState (VK_CONTROL) & 0x8000)) | |
3535 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3536 | ||
3537 | if (!(GetKeyState (VK_MENU) & 0x8000)) | |
3538 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3539 | } | |
3540 | ||
a1a80b40 GV |
3541 | static int |
3542 | modifier_set (int vkey) | |
3543 | { | |
ccc2d29c | 3544 | if (vkey == VK_CAPITAL || vkey == VK_SCROLL) |
891560d6 | 3545 | return (GetKeyState (vkey) & 0x1); |
a1a80b40 GV |
3546 | if (!modifiers_recorded) |
3547 | return (GetKeyState (vkey) & 0x8000); | |
3548 | ||
3549 | switch (vkey) | |
3550 | { | |
3551 | case VK_LCONTROL: | |
3552 | return modifiers[EMACS_LCONTROL]; | |
3553 | case VK_RCONTROL: | |
3554 | return modifiers[EMACS_RCONTROL]; | |
3555 | case VK_LMENU: | |
3556 | return modifiers[EMACS_LMENU]; | |
3557 | case VK_RMENU: | |
3558 | return modifiers[EMACS_RMENU]; | |
a1a80b40 GV |
3559 | } |
3560 | return (GetKeyState (vkey) & 0x8000); | |
3561 | } | |
3562 | ||
ccc2d29c GV |
3563 | /* Convert between the modifier bits W32 uses and the modifier bits |
3564 | Emacs uses. */ | |
3565 | ||
3566 | unsigned int | |
3567 | w32_key_to_modifier (int key) | |
3568 | { | |
3569 | Lisp_Object key_mapping; | |
3570 | ||
3571 | switch (key) | |
3572 | { | |
3573 | case VK_LWIN: | |
3574 | key_mapping = Vw32_lwindow_modifier; | |
3575 | break; | |
3576 | case VK_RWIN: | |
3577 | key_mapping = Vw32_rwindow_modifier; | |
3578 | break; | |
3579 | case VK_APPS: | |
3580 | key_mapping = Vw32_apps_modifier; | |
3581 | break; | |
3582 | case VK_SCROLL: | |
3583 | key_mapping = Vw32_scroll_lock_modifier; | |
3584 | break; | |
3585 | default: | |
3586 | key_mapping = Qnil; | |
3587 | } | |
3588 | ||
adcc3809 GV |
3589 | /* NB. This code runs in the input thread, asychronously to the lisp |
3590 | thread, so we must be careful to ensure access to lisp data is | |
3591 | thread-safe. The following code is safe because the modifier | |
3592 | variable values are updated atomically from lisp and symbols are | |
3593 | not relocated by GC. Also, we don't have to worry about seeing GC | |
3594 | markbits here. */ | |
3595 | if (EQ (key_mapping, Qhyper)) | |
ccc2d29c | 3596 | return hyper_modifier; |
adcc3809 | 3597 | if (EQ (key_mapping, Qsuper)) |
ccc2d29c | 3598 | return super_modifier; |
adcc3809 | 3599 | if (EQ (key_mapping, Qmeta)) |
ccc2d29c | 3600 | return meta_modifier; |
adcc3809 | 3601 | if (EQ (key_mapping, Qalt)) |
ccc2d29c | 3602 | return alt_modifier; |
adcc3809 | 3603 | if (EQ (key_mapping, Qctrl)) |
ccc2d29c | 3604 | return ctrl_modifier; |
adcc3809 | 3605 | if (EQ (key_mapping, Qcontrol)) /* synonym for ctrl */ |
ccc2d29c | 3606 | return ctrl_modifier; |
adcc3809 | 3607 | if (EQ (key_mapping, Qshift)) |
ccc2d29c GV |
3608 | return shift_modifier; |
3609 | ||
3610 | /* Don't generate any modifier if not explicitly requested. */ | |
3611 | return 0; | |
3612 | } | |
3613 | ||
3614 | unsigned int | |
3615 | w32_get_modifiers () | |
3616 | { | |
3617 | return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) | | |
3618 | (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) | | |
3619 | (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) | | |
3620 | (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) | | |
3621 | (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) | | |
3622 | (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) | | |
3623 | (modifier_set (VK_MENU) ? | |
3624 | ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0)); | |
3625 | } | |
3626 | ||
a1a80b40 GV |
3627 | /* We map the VK_* modifiers into console modifier constants |
3628 | so that we can use the same routines to handle both console | |
3629 | and window input. */ | |
3630 | ||
3631 | static int | |
ccc2d29c | 3632 | construct_console_modifiers () |
a1a80b40 GV |
3633 | { |
3634 | int mods; | |
3635 | ||
a1a80b40 GV |
3636 | mods = 0; |
3637 | mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0; | |
3638 | mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0; | |
ccc2d29c GV |
3639 | mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0; |
3640 | mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0; | |
a1a80b40 GV |
3641 | mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0; |
3642 | mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0; | |
3643 | mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0; | |
3644 | mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0; | |
ccc2d29c GV |
3645 | mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0; |
3646 | mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0; | |
3647 | mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0; | |
a1a80b40 GV |
3648 | |
3649 | return mods; | |
3650 | } | |
3651 | ||
ccc2d29c GV |
3652 | static int |
3653 | w32_get_key_modifiers (unsigned int wparam, unsigned int lparam) | |
da36a4d6 | 3654 | { |
ccc2d29c GV |
3655 | int mods; |
3656 | ||
3657 | /* Convert to emacs modifiers. */ | |
3658 | mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam); | |
3659 | ||
3660 | return mods; | |
3661 | } | |
da36a4d6 | 3662 | |
ccc2d29c GV |
3663 | unsigned int |
3664 | map_keypad_keys (unsigned int virt_key, unsigned int extended) | |
3665 | { | |
3666 | if (virt_key < VK_CLEAR || virt_key > VK_DELETE) | |
3667 | return virt_key; | |
da36a4d6 | 3668 | |
ccc2d29c | 3669 | if (virt_key == VK_RETURN) |
da36a4d6 GV |
3670 | return (extended ? VK_NUMPAD_ENTER : VK_RETURN); |
3671 | ||
ccc2d29c GV |
3672 | if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN) |
3673 | return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key); | |
3674 | ||
3675 | if (virt_key == VK_INSERT || virt_key == VK_DELETE) | |
3676 | return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key); | |
3677 | ||
3678 | if (virt_key == VK_CLEAR) | |
3679 | return (!extended ? VK_NUMPAD_CLEAR : virt_key); | |
3680 | ||
3681 | return virt_key; | |
3682 | } | |
3683 | ||
3684 | /* List of special key combinations which w32 would normally capture, | |
3685 | but emacs should grab instead. Not directly visible to lisp, to | |
3686 | simplify synchronization. Each item is an integer encoding a virtual | |
3687 | key code and modifier combination to capture. */ | |
3688 | Lisp_Object w32_grabbed_keys; | |
3689 | ||
3690 | #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8)) | |
3691 | #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff) | |
3692 | #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255) | |
3693 | #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8) | |
3694 | ||
3695 | /* Register hot-keys for reserved key combinations when Emacs has | |
3696 | keyboard focus, since this is the only way Emacs can receive key | |
3697 | combinations like Alt-Tab which are used by the system. */ | |
3698 | ||
3699 | static void | |
3700 | register_hot_keys (hwnd) | |
3701 | HWND hwnd; | |
3702 | { | |
3703 | Lisp_Object keylist; | |
3704 | ||
3705 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3706 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3707 | { | |
3708 | Lisp_Object key = XCAR (keylist); | |
3709 | ||
3710 | /* Deleted entries get set to nil. */ | |
3711 | if (!INTEGERP (key)) | |
3712 | continue; | |
3713 | ||
3714 | RegisterHotKey (hwnd, HOTKEY_ID (key), | |
3715 | HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key)); | |
3716 | } | |
3717 | } | |
3718 | ||
3719 | static void | |
3720 | unregister_hot_keys (hwnd) | |
3721 | HWND hwnd; | |
3722 | { | |
3723 | Lisp_Object keylist; | |
3724 | ||
3725 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3726 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3727 | { | |
3728 | Lisp_Object key = XCAR (keylist); | |
3729 | ||
3730 | if (!INTEGERP (key)) | |
3731 | continue; | |
3732 | ||
3733 | UnregisterHotKey (hwnd, HOTKEY_ID (key)); | |
3734 | } | |
3735 | } | |
3736 | ||
5ac45f98 GV |
3737 | /* Main message dispatch loop. */ |
3738 | ||
1edf84e7 GV |
3739 | static void |
3740 | w32_msg_pump (deferred_msg * msg_buf) | |
5ac45f98 GV |
3741 | { |
3742 | MSG msg; | |
ccc2d29c GV |
3743 | int result; |
3744 | HWND focus_window; | |
93fbe8b7 GV |
3745 | |
3746 | msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL); | |
5ac45f98 | 3747 | |
5ac45f98 GV |
3748 | while (GetMessage (&msg, NULL, 0, 0)) |
3749 | { | |
3750 | if (msg.hwnd == NULL) | |
3751 | { | |
3752 | switch (msg.message) | |
3753 | { | |
3ef68e6b AI |
3754 | case WM_NULL: |
3755 | /* Produced by complete_deferred_msg; just ignore. */ | |
3756 | break; | |
5ac45f98 | 3757 | case WM_EMACS_CREATEWINDOW: |
fbd6baed | 3758 | w32_createwindow ((struct frame *) msg.wParam); |
1edf84e7 GV |
3759 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3760 | abort (); | |
5ac45f98 | 3761 | break; |
dfdb4047 GV |
3762 | case WM_EMACS_SETLOCALE: |
3763 | SetThreadLocale (msg.wParam); | |
3764 | /* Reply is not expected. */ | |
3765 | break; | |
ccc2d29c GV |
3766 | case WM_EMACS_SETKEYBOARDLAYOUT: |
3767 | result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0); | |
3768 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3769 | result, 0)) | |
3770 | abort (); | |
3771 | break; | |
3772 | case WM_EMACS_REGISTER_HOT_KEY: | |
3773 | focus_window = GetFocus (); | |
3774 | if (focus_window != NULL) | |
3775 | RegisterHotKey (focus_window, | |
3776 | HOTKEY_ID (msg.wParam), | |
3777 | HOTKEY_MODIFIERS (msg.wParam), | |
3778 | HOTKEY_VK_CODE (msg.wParam)); | |
3779 | /* Reply is not expected. */ | |
3780 | break; | |
3781 | case WM_EMACS_UNREGISTER_HOT_KEY: | |
3782 | focus_window = GetFocus (); | |
3783 | if (focus_window != NULL) | |
3784 | UnregisterHotKey (focus_window, HOTKEY_ID (msg.wParam)); | |
adcc3809 GV |
3785 | /* Mark item as erased. NB: this code must be |
3786 | thread-safe. The next line is okay because the cons | |
3787 | cell is never made into garbage and is not relocated by | |
3788 | GC. */ | |
ccc2d29c GV |
3789 | XCAR ((Lisp_Object) msg.lParam) = Qnil; |
3790 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) | |
3791 | abort (); | |
3792 | break; | |
adcc3809 GV |
3793 | case WM_EMACS_TOGGLE_LOCK_KEY: |
3794 | { | |
3795 | int vk_code = (int) msg.wParam; | |
3796 | int cur_state = (GetKeyState (vk_code) & 1); | |
3797 | Lisp_Object new_state = (Lisp_Object) msg.lParam; | |
3798 | ||
3799 | /* NB: This code must be thread-safe. It is safe to | |
3800 | call NILP because symbols are not relocated by GC, | |
3801 | and pointer here is not touched by GC (so the markbit | |
3802 | can't be set). Numbers are safe because they are | |
3803 | immediate values. */ | |
3804 | if (NILP (new_state) | |
3805 | || (NUMBERP (new_state) | |
3806 | && (XUINT (new_state)) & 1 != cur_state)) | |
3807 | { | |
3808 | one_w32_display_info.faked_key = vk_code; | |
3809 | ||
3810 | keybd_event ((BYTE) vk_code, | |
3811 | (BYTE) MapVirtualKey (vk_code, 0), | |
3812 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3813 | keybd_event ((BYTE) vk_code, | |
3814 | (BYTE) MapVirtualKey (vk_code, 0), | |
3815 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
3816 | keybd_event ((BYTE) vk_code, | |
3817 | (BYTE) MapVirtualKey (vk_code, 0), | |
3818 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3819 | cur_state = !cur_state; | |
3820 | } | |
3821 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3822 | cur_state, 0)) | |
3823 | abort (); | |
3824 | } | |
3825 | break; | |
1edf84e7 | 3826 | default: |
1edf84e7 | 3827 | DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message)); |
5ac45f98 GV |
3828 | } |
3829 | } | |
3830 | else | |
3831 | { | |
3832 | DispatchMessage (&msg); | |
3833 | } | |
1edf84e7 GV |
3834 | |
3835 | /* Exit nested loop when our deferred message has completed. */ | |
3836 | if (msg_buf->completed) | |
3837 | break; | |
5ac45f98 | 3838 | } |
1edf84e7 GV |
3839 | } |
3840 | ||
3841 | deferred_msg * deferred_msg_head; | |
3842 | ||
3843 | static deferred_msg * | |
3844 | find_deferred_msg (HWND hwnd, UINT msg) | |
3845 | { | |
3846 | deferred_msg * item; | |
3847 | ||
3848 | /* Don't actually need synchronization for read access, since | |
3849 | modification of single pointer is always atomic. */ | |
3850 | /* enter_crit (); */ | |
3851 | ||
3852 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
3853 | if (item->w32msg.msg.hwnd == hwnd | |
3854 | && item->w32msg.msg.message == msg) | |
3855 | break; | |
3856 | ||
3857 | /* leave_crit (); */ | |
3858 | ||
3859 | return item; | |
3860 | } | |
3861 | ||
3862 | static LRESULT | |
3863 | send_deferred_msg (deferred_msg * msg_buf, | |
3864 | HWND hwnd, | |
3865 | UINT msg, | |
3866 | WPARAM wParam, | |
3867 | LPARAM lParam) | |
3868 | { | |
3869 | /* Only input thread can send deferred messages. */ | |
3870 | if (GetCurrentThreadId () != dwWindowsThreadId) | |
3871 | abort (); | |
3872 | ||
3873 | /* It is an error to send a message that is already deferred. */ | |
3874 | if (find_deferred_msg (hwnd, msg) != NULL) | |
3875 | abort (); | |
3876 | ||
3877 | /* Enforced synchronization is not needed because this is the only | |
3878 | function that alters deferred_msg_head, and the following critical | |
3879 | section is guaranteed to only be serially reentered (since only the | |
3880 | input thread can call us). */ | |
3881 | ||
3882 | /* enter_crit (); */ | |
3883 | ||
3884 | msg_buf->completed = 0; | |
3885 | msg_buf->next = deferred_msg_head; | |
3886 | deferred_msg_head = msg_buf; | |
3887 | my_post_msg (&msg_buf->w32msg, hwnd, msg, wParam, lParam); | |
3888 | ||
3889 | /* leave_crit (); */ | |
3890 | ||
3891 | /* Start a new nested message loop to process other messages until | |
3892 | this one is completed. */ | |
3893 | w32_msg_pump (msg_buf); | |
3894 | ||
3895 | deferred_msg_head = msg_buf->next; | |
3896 | ||
3897 | return msg_buf->result; | |
3898 | } | |
3899 | ||
3900 | void | |
3901 | complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result) | |
3902 | { | |
3903 | deferred_msg * msg_buf = find_deferred_msg (hwnd, msg); | |
3904 | ||
3905 | if (msg_buf == NULL) | |
3ef68e6b AI |
3906 | /* Message may have been cancelled, so don't abort(). */ |
3907 | return; | |
1edf84e7 GV |
3908 | |
3909 | msg_buf->result = result; | |
3910 | msg_buf->completed = 1; | |
3911 | ||
3912 | /* Ensure input thread is woken so it notices the completion. */ | |
3913 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
3914 | } | |
3915 | ||
3ef68e6b AI |
3916 | void |
3917 | cancel_all_deferred_msgs () | |
3918 | { | |
3919 | deferred_msg * item; | |
3920 | ||
3921 | /* Don't actually need synchronization for read access, since | |
3922 | modification of single pointer is always atomic. */ | |
3923 | /* enter_crit (); */ | |
3924 | ||
3925 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
3926 | { | |
3927 | item->result = 0; | |
3928 | item->completed = 1; | |
3929 | } | |
3930 | ||
3931 | /* leave_crit (); */ | |
3932 | ||
3933 | /* Ensure input thread is woken so it notices the completion. */ | |
3934 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
3935 | } | |
1edf84e7 GV |
3936 | |
3937 | DWORD | |
3938 | w32_msg_worker (dw) | |
3939 | DWORD dw; | |
3940 | { | |
3941 | MSG msg; | |
3942 | deferred_msg dummy_buf; | |
3943 | ||
3944 | /* Ensure our message queue is created */ | |
3945 | ||
3946 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
5ac45f98 | 3947 | |
1edf84e7 GV |
3948 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3949 | abort (); | |
3950 | ||
3951 | memset (&dummy_buf, 0, sizeof (dummy_buf)); | |
3952 | dummy_buf.w32msg.msg.hwnd = NULL; | |
3953 | dummy_buf.w32msg.msg.message = WM_NULL; | |
3954 | ||
3955 | /* This is the inital message loop which should only exit when the | |
3956 | application quits. */ | |
3957 | w32_msg_pump (&dummy_buf); | |
3958 | ||
3959 | return 0; | |
5ac45f98 GV |
3960 | } |
3961 | ||
3ef68e6b AI |
3962 | static void |
3963 | post_character_message (hwnd, msg, wParam, lParam, modifiers) | |
3964 | HWND hwnd; | |
3965 | UINT msg; | |
3966 | WPARAM wParam; | |
3967 | LPARAM lParam; | |
3968 | DWORD modifiers; | |
3969 | ||
3970 | { | |
3971 | W32Msg wmsg; | |
3972 | ||
3973 | wmsg.dwModifiers = modifiers; | |
3974 | ||
3975 | /* Detect quit_char and set quit-flag directly. Note that we | |
3976 | still need to post a message to ensure the main thread will be | |
3977 | woken up if blocked in sys_select(), but we do NOT want to post | |
3978 | the quit_char message itself (because it will usually be as if | |
3979 | the user had typed quit_char twice). Instead, we post a dummy | |
3980 | message that has no particular effect. */ | |
3981 | { | |
3982 | int c = wParam; | |
3983 | if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier) | |
3984 | c = make_ctrl_char (c) & 0377; | |
7d081355 AI |
3985 | if (c == quit_char |
3986 | || (wmsg.dwModifiers == 0 && | |
3987 | XFASTINT (Vw32_quit_key) && wParam == XFASTINT (Vw32_quit_key))) | |
3ef68e6b AI |
3988 | { |
3989 | Vquit_flag = Qt; | |
3990 | ||
3991 | /* The choice of message is somewhat arbitrary, as long as | |
3992 | the main thread handler just ignores it. */ | |
3993 | msg = WM_NULL; | |
3994 | ||
3995 | /* Interrupt any blocking system calls. */ | |
3996 | signal_quit (); | |
3997 | ||
3998 | /* As a safety precaution, forcibly complete any deferred | |
3999 | messages. This is a kludge, but I don't see any particularly | |
4000 | clean way to handle the situation where a deferred message is | |
4001 | "dropped" in the lisp thread, and will thus never be | |
4002 | completed, eg. by the user trying to activate the menubar | |
4003 | when the lisp thread is busy, and then typing C-g when the | |
4004 | menubar doesn't open promptly (with the result that the | |
4005 | menubar never responds at all because the deferred | |
4006 | WM_INITMENU message is never completed). Another problem | |
4007 | situation is when the lisp thread calls SendMessage (to send | |
4008 | a window manager command) when a message has been deferred; | |
4009 | the lisp thread gets blocked indefinitely waiting for the | |
4010 | deferred message to be completed, which itself is waiting for | |
4011 | the lisp thread to respond. | |
4012 | ||
4013 | Note that we don't want to block the input thread waiting for | |
4014 | a reponse from the lisp thread (although that would at least | |
4015 | solve the deadlock problem above), because we want to be able | |
4016 | to receive C-g to interrupt the lisp thread. */ | |
4017 | cancel_all_deferred_msgs (); | |
4018 | } | |
4019 | } | |
4020 | ||
4021 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4022 | } | |
4023 | ||
ee78dc32 GV |
4024 | /* Main window procedure */ |
4025 | ||
ee78dc32 | 4026 | LRESULT CALLBACK |
fbd6baed | 4027 | w32_wnd_proc (hwnd, msg, wParam, lParam) |
ee78dc32 GV |
4028 | HWND hwnd; |
4029 | UINT msg; | |
4030 | WPARAM wParam; | |
4031 | LPARAM lParam; | |
4032 | { | |
4033 | struct frame *f; | |
fbd6baed GV |
4034 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
4035 | W32Msg wmsg; | |
84fb1139 | 4036 | int windows_translate; |
576ba81c | 4037 | int key; |
84fb1139 | 4038 | |
a6085637 KH |
4039 | /* Note that it is okay to call x_window_to_frame, even though we are |
4040 | not running in the main lisp thread, because frame deletion | |
4041 | requires the lisp thread to synchronize with this thread. Thus, if | |
4042 | a frame struct is returned, it can be used without concern that the | |
4043 | lisp thread might make it disappear while we are using it. | |
4044 | ||
4045 | NB. Walking the frame list in this thread is safe (as long as | |
4046 | writes of Lisp_Object slots are atomic, which they are on Windows). | |
4047 | Although delete-frame can destructively modify the frame list while | |
4048 | we are walking it, a garbage collection cannot occur until after | |
4049 | delete-frame has synchronized with this thread. | |
4050 | ||
4051 | It is also safe to use functions that make GDI calls, such as | |
fbd6baed | 4052 | w32_clear_rect, because these functions must obtain a DC handle |
a6085637 KH |
4053 | from the frame struct using get_frame_dc which is thread-aware. */ |
4054 | ||
ee78dc32 GV |
4055 | switch (msg) |
4056 | { | |
4057 | case WM_ERASEBKGND: | |
a6085637 KH |
4058 | f = x_window_to_frame (dpyinfo, hwnd); |
4059 | if (f) | |
4060 | { | |
9badad41 | 4061 | HDC hdc = get_frame_dc (f); |
a6085637 | 4062 | GetUpdateRect (hwnd, &wmsg.rect, FALSE); |
9badad41 JR |
4063 | w32_clear_rect (f, hdc, &wmsg.rect); |
4064 | release_frame_dc (f, hdc); | |
ce6059da AI |
4065 | |
4066 | #if defined (W32_DEBUG_DISPLAY) | |
4067 | DebPrint (("WM_ERASEBKGND: erasing %d,%d-%d,%d\n", | |
4068 | wmsg.rect.left, wmsg.rect.top, wmsg.rect.right, | |
4069 | wmsg.rect.bottom)); | |
4070 | #endif /* W32_DEBUG_DISPLAY */ | |
a6085637 | 4071 | } |
5ac45f98 GV |
4072 | return 1; |
4073 | case WM_PALETTECHANGED: | |
4074 | /* ignore our own changes */ | |
4075 | if ((HWND)wParam != hwnd) | |
4076 | { | |
a6085637 KH |
4077 | f = x_window_to_frame (dpyinfo, hwnd); |
4078 | if (f) | |
4079 | /* get_frame_dc will realize our palette and force all | |
4080 | frames to be redrawn if needed. */ | |
4081 | release_frame_dc (f, get_frame_dc (f)); | |
5ac45f98 GV |
4082 | } |
4083 | return 0; | |
ee78dc32 | 4084 | case WM_PAINT: |
ce6059da | 4085 | { |
55dcfc15 AI |
4086 | PAINTSTRUCT paintStruct; |
4087 | RECT update_rect; | |
4088 | ||
4089 | /* MSDN Docs say not to call BeginPaint if GetUpdateRect | |
4090 | fails. Apparently this can happen under some | |
4091 | circumstances. */ | |
c0611964 | 4092 | if (!w32_strict_painting || GetUpdateRect (hwnd, &update_rect, FALSE)) |
55dcfc15 AI |
4093 | { |
4094 | enter_crit (); | |
4095 | BeginPaint (hwnd, &paintStruct); | |
4096 | ||
c0611964 AI |
4097 | if (w32_strict_painting) |
4098 | /* The rectangles returned by GetUpdateRect and BeginPaint | |
4099 | do not always match. GetUpdateRect seems to be the | |
4100 | more reliable of the two. */ | |
4101 | wmsg.rect = update_rect; | |
4102 | else | |
4103 | wmsg.rect = paintStruct.rcPaint; | |
55dcfc15 AI |
4104 | |
4105 | #if defined (W32_DEBUG_DISPLAY) | |
4106 | DebPrint (("WM_PAINT: painting %d,%d-%d,%d\n", wmsg.rect.left, | |
4107 | wmsg.rect.top, wmsg.rect.right, wmsg.rect.bottom)); | |
4108 | DebPrint (("WM_PAINT: update region is %d,%d-%d,%d\n", | |
4109 | update_rect.left, update_rect.top, | |
4110 | update_rect.right, update_rect.bottom)); | |
4111 | #endif | |
4112 | EndPaint (hwnd, &paintStruct); | |
4113 | leave_crit (); | |
4114 | ||
4115 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4116 | ||
4117 | return 0; | |
4118 | } | |
c0611964 AI |
4119 | |
4120 | /* If GetUpdateRect returns 0 (meaning there is no update | |
4121 | region), assume the whole window needs to be repainted. */ | |
4122 | GetClientRect(hwnd, &wmsg.rect); | |
4123 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4124 | return 0; | |
ee78dc32 | 4125 | } |
a1a80b40 | 4126 | |
ccc2d29c GV |
4127 | case WM_INPUTLANGCHANGE: |
4128 | /* Inform lisp thread of keyboard layout changes. */ | |
4129 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4130 | ||
4131 | /* Clear dead keys in the keyboard state; for simplicity only | |
4132 | preserve modifier key states. */ | |
4133 | { | |
4134 | int i; | |
4135 | BYTE keystate[256]; | |
4136 | ||
4137 | GetKeyboardState (keystate); | |
4138 | for (i = 0; i < 256; i++) | |
4139 | if (1 | |
4140 | && i != VK_SHIFT | |
4141 | && i != VK_LSHIFT | |
4142 | && i != VK_RSHIFT | |
4143 | && i != VK_CAPITAL | |
4144 | && i != VK_NUMLOCK | |
4145 | && i != VK_SCROLL | |
4146 | && i != VK_CONTROL | |
4147 | && i != VK_LCONTROL | |
4148 | && i != VK_RCONTROL | |
4149 | && i != VK_MENU | |
4150 | && i != VK_LMENU | |
4151 | && i != VK_RMENU | |
4152 | && i != VK_LWIN | |
4153 | && i != VK_RWIN) | |
4154 | keystate[i] = 0; | |
4155 | SetKeyboardState (keystate); | |
4156 | } | |
4157 | goto dflt; | |
4158 | ||
4159 | case WM_HOTKEY: | |
4160 | /* Synchronize hot keys with normal input. */ | |
4161 | PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0); | |
4162 | return (0); | |
4163 | ||
a1a80b40 GV |
4164 | case WM_KEYUP: |
4165 | case WM_SYSKEYUP: | |
4166 | record_keyup (wParam, lParam); | |
4167 | goto dflt; | |
4168 | ||
ee78dc32 GV |
4169 | case WM_KEYDOWN: |
4170 | case WM_SYSKEYDOWN: | |
ccc2d29c GV |
4171 | /* Ignore keystrokes we fake ourself; see below. */ |
4172 | if (dpyinfo->faked_key == wParam) | |
4173 | { | |
4174 | dpyinfo->faked_key = 0; | |
576ba81c AI |
4175 | /* Make sure TranslateMessage sees them though (as long as |
4176 | they don't produce WM_CHAR messages). This ensures that | |
4177 | indicator lights are toggled promptly on Windows 9x, for | |
4178 | example. */ | |
4179 | if (lispy_function_keys[wParam] != 0) | |
4180 | { | |
4181 | windows_translate = 1; | |
4182 | goto translate; | |
4183 | } | |
4184 | return 0; | |
ccc2d29c GV |
4185 | } |
4186 | ||
7830e24b RS |
4187 | /* Synchronize modifiers with current keystroke. */ |
4188 | sync_modifiers (); | |
a1a80b40 | 4189 | record_keydown (wParam, lParam); |
ccc2d29c | 4190 | wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0); |
84fb1139 KH |
4191 | |
4192 | windows_translate = 0; | |
ccc2d29c GV |
4193 | |
4194 | switch (wParam) | |
4195 | { | |
4196 | case VK_LWIN: | |
4197 | if (NILP (Vw32_pass_lwindow_to_system)) | |
4198 | { | |
4199 | /* Prevent system from acting on keyup (which opens the | |
4200 | Start menu if no other key was pressed) by simulating a | |
4201 | press of Space which we will ignore. */ | |
4202 | if (GetAsyncKeyState (wParam) & 1) | |
4203 | { | |
adcc3809 | 4204 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4205 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4206 | else |
576ba81c AI |
4207 | key = VK_SPACE; |
4208 | dpyinfo->faked_key = key; | |
4209 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4210 | } |
4211 | } | |
4212 | if (!NILP (Vw32_lwindow_modifier)) | |
4213 | return 0; | |
4214 | break; | |
4215 | case VK_RWIN: | |
4216 | if (NILP (Vw32_pass_rwindow_to_system)) | |
4217 | { | |
4218 | if (GetAsyncKeyState (wParam) & 1) | |
4219 | { | |
adcc3809 | 4220 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4221 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4222 | else |
576ba81c AI |
4223 | key = VK_SPACE; |
4224 | dpyinfo->faked_key = key; | |
4225 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4226 | } |
4227 | } | |
4228 | if (!NILP (Vw32_rwindow_modifier)) | |
4229 | return 0; | |
4230 | break; | |
576ba81c | 4231 | case VK_APPS: |
ccc2d29c GV |
4232 | if (!NILP (Vw32_apps_modifier)) |
4233 | return 0; | |
4234 | break; | |
4235 | case VK_MENU: | |
4236 | if (NILP (Vw32_pass_alt_to_system)) | |
adcc3809 GV |
4237 | /* Prevent DefWindowProc from activating the menu bar if an |
4238 | Alt key is pressed and released by itself. */ | |
ccc2d29c | 4239 | return 0; |
84fb1139 | 4240 | windows_translate = 1; |
ccc2d29c GV |
4241 | break; |
4242 | case VK_CAPITAL: | |
4243 | /* Decide whether to treat as modifier or function key. */ | |
4244 | if (NILP (Vw32_enable_caps_lock)) | |
4245 | goto disable_lock_key; | |
adcc3809 GV |
4246 | windows_translate = 1; |
4247 | break; | |
ccc2d29c GV |
4248 | case VK_NUMLOCK: |
4249 | /* Decide whether to treat as modifier or function key. */ | |
4250 | if (NILP (Vw32_enable_num_lock)) | |
4251 | goto disable_lock_key; | |
adcc3809 GV |
4252 | windows_translate = 1; |
4253 | break; | |
ccc2d29c GV |
4254 | case VK_SCROLL: |
4255 | /* Decide whether to treat as modifier or function key. */ | |
4256 | if (NILP (Vw32_scroll_lock_modifier)) | |
4257 | goto disable_lock_key; | |
adcc3809 GV |
4258 | windows_translate = 1; |
4259 | break; | |
ccc2d29c | 4260 | disable_lock_key: |
adcc3809 GV |
4261 | /* Ensure the appropriate lock key state (and indicator light) |
4262 | remains in the same state. We do this by faking another | |
4263 | press of the relevant key. Apparently, this really is the | |
4264 | only way to toggle the state of the indicator lights. */ | |
4265 | dpyinfo->faked_key = wParam; | |
4266 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4267 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4268 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4269 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
4270 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4271 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4272 | /* Ensure indicator lights are updated promptly on Windows 9x | |
4273 | (TranslateMessage apparently does this), after forwarding | |
4274 | input event. */ | |
4275 | post_character_message (hwnd, msg, wParam, lParam, | |
4276 | w32_get_key_modifiers (wParam, lParam)); | |
4277 | windows_translate = 1; | |
ccc2d29c GV |
4278 | break; |
4279 | case VK_CONTROL: | |
4280 | case VK_SHIFT: | |
4281 | case VK_PROCESSKEY: /* Generated by IME. */ | |
4282 | windows_translate = 1; | |
4283 | break; | |
adcc3809 GV |
4284 | case VK_CANCEL: |
4285 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, | |
4286 | which is confusing for purposes of key binding; convert | |
4287 | VK_CANCEL events into VK_PAUSE events. */ | |
4288 | wParam = VK_PAUSE; | |
4289 | break; | |
4290 | case VK_PAUSE: | |
4291 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing | |
4292 | for purposes of key binding; convert these back into | |
4293 | VK_NUMLOCK events, at least when we want to see NumLock key | |
4294 | presses. (Note that there is never any possibility that | |
4295 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ | |
4296 | if (NILP (Vw32_enable_num_lock) && modifier_set (VK_CONTROL)) | |
4297 | wParam = VK_NUMLOCK; | |
4298 | break; | |
ccc2d29c GV |
4299 | default: |
4300 | /* If not defined as a function key, change it to a WM_CHAR message. */ | |
4301 | if (lispy_function_keys[wParam] == 0) | |
4302 | { | |
adcc3809 GV |
4303 | DWORD modifiers = construct_console_modifiers (); |
4304 | ||
ccc2d29c GV |
4305 | if (!NILP (Vw32_recognize_altgr) |
4306 | && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU)) | |
4307 | { | |
4308 | /* Always let TranslateMessage handle AltGr key chords; | |
4309 | for some reason, ToAscii doesn't always process AltGr | |
4310 | chords correctly. */ | |
4311 | windows_translate = 1; | |
4312 | } | |
adcc3809 | 4313 | else if ((modifiers & (~SHIFT_PRESSED & ~CAPSLOCK_ON)) != 0) |
ccc2d29c | 4314 | { |
adcc3809 GV |
4315 | /* Handle key chords including any modifiers other |
4316 | than shift directly, in order to preserve as much | |
4317 | modifier information as possible. */ | |
ccc2d29c GV |
4318 | if ('A' <= wParam && wParam <= 'Z') |
4319 | { | |
4320 | /* Don't translate modified alphabetic keystrokes, | |
4321 | so the user doesn't need to constantly switch | |
4322 | layout to type control or meta keystrokes when | |
4323 | the normal layout translates alphabetic | |
4324 | characters to non-ascii characters. */ | |
4325 | if (!modifier_set (VK_SHIFT)) | |
4326 | wParam += ('a' - 'A'); | |
4327 | msg = WM_CHAR; | |
4328 | } | |
4329 | else | |
4330 | { | |
4331 | /* Try to handle other keystrokes by determining the | |
4332 | base character (ie. translating the base key plus | |
4333 | shift modifier). */ | |
4334 | int add; | |
4335 | int isdead = 0; | |
4336 | KEY_EVENT_RECORD key; | |
4337 | ||
4338 | key.bKeyDown = TRUE; | |
4339 | key.wRepeatCount = 1; | |
4340 | key.wVirtualKeyCode = wParam; | |
4341 | key.wVirtualScanCode = (lParam & 0xFF0000) >> 16; | |
4342 | key.uChar.AsciiChar = 0; | |
adcc3809 | 4343 | key.dwControlKeyState = modifiers; |
ccc2d29c GV |
4344 | |
4345 | add = w32_kbd_patch_key (&key); | |
4346 | /* 0 means an unrecognised keycode, negative means | |
4347 | dead key. Ignore both. */ | |
4348 | while (--add >= 0) | |
4349 | { | |
4350 | /* Forward asciified character sequence. */ | |
4351 | post_character_message | |
4352 | (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam, | |
4353 | w32_get_key_modifiers (wParam, lParam)); | |
4354 | w32_kbd_patch_key (&key); | |
4355 | } | |
4356 | return 0; | |
4357 | } | |
4358 | } | |
4359 | else | |
4360 | { | |
4361 | /* Let TranslateMessage handle everything else. */ | |
4362 | windows_translate = 1; | |
4363 | } | |
4364 | } | |
4365 | } | |
a1a80b40 | 4366 | |
adcc3809 | 4367 | translate: |
84fb1139 KH |
4368 | if (windows_translate) |
4369 | { | |
e9e23e23 | 4370 | MSG windows_msg = { hwnd, msg, wParam, lParam, 0, {0,0} }; |
84fb1139 | 4371 | |
e9e23e23 GV |
4372 | windows_msg.time = GetMessageTime (); |
4373 | TranslateMessage (&windows_msg); | |
84fb1139 KH |
4374 | goto dflt; |
4375 | } | |
4376 | ||
ee78dc32 GV |
4377 | /* Fall through */ |
4378 | ||
4379 | case WM_SYSCHAR: | |
4380 | case WM_CHAR: | |
ccc2d29c GV |
4381 | post_character_message (hwnd, msg, wParam, lParam, |
4382 | w32_get_key_modifiers (wParam, lParam)); | |
ee78dc32 | 4383 | break; |
da36a4d6 | 4384 | |
5ac45f98 GV |
4385 | /* Simulate middle mouse button events when left and right buttons |
4386 | are used together, but only if user has two button mouse. */ | |
ee78dc32 | 4387 | case WM_LBUTTONDOWN: |
5ac45f98 | 4388 | case WM_RBUTTONDOWN: |
7ce9aaca | 4389 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4390 | goto handle_plain_button; |
4391 | ||
4392 | { | |
4393 | int this = (msg == WM_LBUTTONDOWN) ? LMOUSE : RMOUSE; | |
4394 | int other = (msg == WM_LBUTTONDOWN) ? RMOUSE : LMOUSE; | |
4395 | ||
3cb20f4a RS |
4396 | if (button_state & this) |
4397 | return 0; | |
5ac45f98 GV |
4398 | |
4399 | if (button_state == 0) | |
4400 | SetCapture (hwnd); | |
4401 | ||
4402 | button_state |= this; | |
4403 | ||
4404 | if (button_state & other) | |
4405 | { | |
84fb1139 | 4406 | if (mouse_button_timer) |
5ac45f98 | 4407 | { |
84fb1139 KH |
4408 | KillTimer (hwnd, mouse_button_timer); |
4409 | mouse_button_timer = 0; | |
5ac45f98 GV |
4410 | |
4411 | /* Generate middle mouse event instead. */ | |
4412 | msg = WM_MBUTTONDOWN; | |
4413 | button_state |= MMOUSE; | |
4414 | } | |
4415 | else if (button_state & MMOUSE) | |
4416 | { | |
4417 | /* Ignore button event if we've already generated a | |
4418 | middle mouse down event. This happens if the | |
4419 | user releases and press one of the two buttons | |
4420 | after we've faked a middle mouse event. */ | |
4421 | return 0; | |
4422 | } | |
4423 | else | |
4424 | { | |
4425 | /* Flush out saved message. */ | |
84fb1139 | 4426 | post_msg (&saved_mouse_button_msg); |
5ac45f98 | 4427 | } |
fbd6baed | 4428 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4429 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4430 | ||
4431 | /* Clear message buffer. */ | |
84fb1139 | 4432 | saved_mouse_button_msg.msg.hwnd = 0; |
5ac45f98 GV |
4433 | } |
4434 | else | |
4435 | { | |
4436 | /* Hold onto message for now. */ | |
84fb1139 | 4437 | mouse_button_timer = |
adcc3809 GV |
4438 | SetTimer (hwnd, MOUSE_BUTTON_ID, |
4439 | XINT (Vw32_mouse_button_tolerance), NULL); | |
84fb1139 KH |
4440 | saved_mouse_button_msg.msg.hwnd = hwnd; |
4441 | saved_mouse_button_msg.msg.message = msg; | |
4442 | saved_mouse_button_msg.msg.wParam = wParam; | |
4443 | saved_mouse_button_msg.msg.lParam = lParam; | |
4444 | saved_mouse_button_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4445 | saved_mouse_button_msg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4446 | } |
4447 | } | |
4448 | return 0; | |
4449 | ||
ee78dc32 | 4450 | case WM_LBUTTONUP: |
5ac45f98 | 4451 | case WM_RBUTTONUP: |
7ce9aaca | 4452 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4453 | goto handle_plain_button; |
4454 | ||
4455 | { | |
4456 | int this = (msg == WM_LBUTTONUP) ? LMOUSE : RMOUSE; | |
4457 | int other = (msg == WM_LBUTTONUP) ? RMOUSE : LMOUSE; | |
4458 | ||
3cb20f4a RS |
4459 | if ((button_state & this) == 0) |
4460 | return 0; | |
5ac45f98 GV |
4461 | |
4462 | button_state &= ~this; | |
4463 | ||
4464 | if (button_state & MMOUSE) | |
4465 | { | |
4466 | /* Only generate event when second button is released. */ | |
4467 | if ((button_state & other) == 0) | |
4468 | { | |
4469 | msg = WM_MBUTTONUP; | |
4470 | button_state &= ~MMOUSE; | |
4471 | ||
4472 | if (button_state) abort (); | |
4473 | } | |
4474 | else | |
4475 | return 0; | |
4476 | } | |
4477 | else | |
4478 | { | |
4479 | /* Flush out saved message if necessary. */ | |
84fb1139 | 4480 | if (saved_mouse_button_msg.msg.hwnd) |
5ac45f98 | 4481 | { |
84fb1139 | 4482 | post_msg (&saved_mouse_button_msg); |
5ac45f98 GV |
4483 | } |
4484 | } | |
fbd6baed | 4485 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4486 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4487 | ||
4488 | /* Always clear message buffer and cancel timer. */ | |
84fb1139 KH |
4489 | saved_mouse_button_msg.msg.hwnd = 0; |
4490 | KillTimer (hwnd, mouse_button_timer); | |
4491 | mouse_button_timer = 0; | |
5ac45f98 GV |
4492 | |
4493 | if (button_state == 0) | |
4494 | ReleaseCapture (); | |
4495 | } | |
4496 | return 0; | |
4497 | ||
ee78dc32 GV |
4498 | case WM_MBUTTONDOWN: |
4499 | case WM_MBUTTONUP: | |
5ac45f98 | 4500 | handle_plain_button: |
ee78dc32 GV |
4501 | { |
4502 | BOOL up; | |
1edf84e7 | 4503 | int button; |
ee78dc32 | 4504 | |
1edf84e7 | 4505 | if (parse_button (msg, &button, &up)) |
ee78dc32 GV |
4506 | { |
4507 | if (up) ReleaseCapture (); | |
4508 | else SetCapture (hwnd); | |
1edf84e7 GV |
4509 | button = (button == 0) ? LMOUSE : |
4510 | ((button == 1) ? MMOUSE : RMOUSE); | |
4511 | if (up) | |
4512 | button_state &= ~button; | |
4513 | else | |
4514 | button_state |= button; | |
ee78dc32 GV |
4515 | } |
4516 | } | |
4517 | ||
fbd6baed | 4518 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 | 4519 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
5ac45f98 GV |
4520 | return 0; |
4521 | ||
84fb1139 | 4522 | case WM_VSCROLL: |
5ac45f98 | 4523 | case WM_MOUSEMOVE: |
fbd6baed | 4524 | if (XINT (Vw32_mouse_move_interval) <= 0 |
84fb1139 KH |
4525 | || (msg == WM_MOUSEMOVE && button_state == 0)) |
4526 | { | |
fbd6baed | 4527 | wmsg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4528 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4529 | return 0; | |
4530 | } | |
4531 | ||
4532 | /* Hang onto mouse move and scroll messages for a bit, to avoid | |
4533 | sending such events to Emacs faster than it can process them. | |
4534 | If we get more events before the timer from the first message | |
4535 | expires, we just replace the first message. */ | |
4536 | ||
4537 | if (saved_mouse_move_msg.msg.hwnd == 0) | |
4538 | mouse_move_timer = | |
adcc3809 GV |
4539 | SetTimer (hwnd, MOUSE_MOVE_ID, |
4540 | XINT (Vw32_mouse_move_interval), NULL); | |
84fb1139 KH |
4541 | |
4542 | /* Hold onto message for now. */ | |
4543 | saved_mouse_move_msg.msg.hwnd = hwnd; | |
4544 | saved_mouse_move_msg.msg.message = msg; | |
4545 | saved_mouse_move_msg.msg.wParam = wParam; | |
4546 | saved_mouse_move_msg.msg.lParam = lParam; | |
4547 | saved_mouse_move_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4548 | saved_mouse_move_msg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4549 | |
4550 | return 0; | |
4551 | ||
1edf84e7 GV |
4552 | case WM_MOUSEWHEEL: |
4553 | wmsg.dwModifiers = w32_get_modifiers (); | |
4554 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4555 | return 0; | |
4556 | ||
cb9e33d4 RS |
4557 | case WM_DROPFILES: |
4558 | wmsg.dwModifiers = w32_get_modifiers (); | |
4559 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4560 | return 0; | |
4561 | ||
84fb1139 KH |
4562 | case WM_TIMER: |
4563 | /* Flush out saved messages if necessary. */ | |
4564 | if (wParam == mouse_button_timer) | |
5ac45f98 | 4565 | { |
84fb1139 KH |
4566 | if (saved_mouse_button_msg.msg.hwnd) |
4567 | { | |
4568 | post_msg (&saved_mouse_button_msg); | |
4569 | saved_mouse_button_msg.msg.hwnd = 0; | |
4570 | } | |
4571 | KillTimer (hwnd, mouse_button_timer); | |
4572 | mouse_button_timer = 0; | |
4573 | } | |
4574 | else if (wParam == mouse_move_timer) | |
4575 | { | |
4576 | if (saved_mouse_move_msg.msg.hwnd) | |
4577 | { | |
4578 | post_msg (&saved_mouse_move_msg); | |
4579 | saved_mouse_move_msg.msg.hwnd = 0; | |
4580 | } | |
4581 | KillTimer (hwnd, mouse_move_timer); | |
4582 | mouse_move_timer = 0; | |
5ac45f98 | 4583 | } |
5ac45f98 | 4584 | return 0; |
84fb1139 KH |
4585 | |
4586 | case WM_NCACTIVATE: | |
4587 | /* Windows doesn't send us focus messages when putting up and | |
e9e23e23 | 4588 | taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95. |
84fb1139 KH |
4589 | The only indication we get that something happened is receiving |
4590 | this message afterwards. So this is a good time to reset our | |
4591 | keyboard modifiers' state. */ | |
4592 | reset_modifiers (); | |
4593 | goto dflt; | |
da36a4d6 | 4594 | |
1edf84e7 | 4595 | case WM_INITMENU: |
487163ac AI |
4596 | button_state = 0; |
4597 | ReleaseCapture (); | |
1edf84e7 GV |
4598 | /* We must ensure menu bar is fully constructed and up to date |
4599 | before allowing user interaction with it. To achieve this | |
4600 | we send this message to the lisp thread and wait for a | |
4601 | reply (whose value is not actually needed) to indicate that | |
4602 | the menu bar is now ready for use, so we can now return. | |
4603 | ||
4604 | To remain responsive in the meantime, we enter a nested message | |
4605 | loop that can process all other messages. | |
4606 | ||
4607 | However, we skip all this if the message results from calling | |
4608 | TrackPopupMenu - in fact, we must NOT attempt to send the lisp | |
4609 | thread a message because it is blocked on us at this point. We | |
4610 | set menubar_active before calling TrackPopupMenu to indicate | |
4611 | this (there is no possibility of confusion with real menubar | |
4612 | being active). */ | |
4613 | ||
4614 | f = x_window_to_frame (dpyinfo, hwnd); | |
4615 | if (f | |
4616 | && (f->output_data.w32->menubar_active | |
4617 | /* We can receive this message even in the absence of a | |
4618 | menubar (ie. when the system menu is activated) - in this | |
4619 | case we do NOT want to forward the message, otherwise it | |
4620 | will cause the menubar to suddenly appear when the user | |
4621 | had requested it to be turned off! */ | |
4622 | || f->output_data.w32->menubar_widget == NULL)) | |
4623 | return 0; | |
4624 | ||
4625 | { | |
4626 | deferred_msg msg_buf; | |
4627 | ||
4628 | /* Detect if message has already been deferred; in this case | |
4629 | we cannot return any sensible value to ignore this. */ | |
4630 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4631 | abort (); | |
4632 | ||
4633 | return send_deferred_msg (&msg_buf, hwnd, msg, wParam, lParam); | |
4634 | } | |
4635 | ||
4636 | case WM_EXITMENULOOP: | |
4637 | f = x_window_to_frame (dpyinfo, hwnd); | |
4638 | ||
4639 | /* Indicate that menubar can be modified again. */ | |
4640 | if (f) | |
4641 | f->output_data.w32->menubar_active = 0; | |
4642 | goto dflt; | |
4643 | ||
126f2e35 JR |
4644 | case WM_MENUSELECT: |
4645 | wmsg.dwModifiers = w32_get_modifiers (); | |
4646 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4647 | return 0; | |
4648 | ||
87996783 GV |
4649 | case WM_MEASUREITEM: |
4650 | f = x_window_to_frame (dpyinfo, hwnd); | |
4651 | if (f) | |
4652 | { | |
4653 | MEASUREITEMSTRUCT * pMis = (MEASUREITEMSTRUCT *) lParam; | |
4654 | ||
4655 | if (pMis->CtlType == ODT_MENU) | |
4656 | { | |
4657 | /* Work out dimensions for popup menu titles. */ | |
4658 | char * title = (char *) pMis->itemData; | |
4659 | HDC hdc = GetDC (hwnd); | |
4660 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4661 | LOGFONT menu_logfont; | |
4662 | HFONT old_font; | |
4663 | SIZE size; | |
4664 | ||
4665 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4666 | menu_logfont.lfWeight = FW_BOLD; | |
4667 | menu_font = CreateFontIndirect (&menu_logfont); | |
4668 | old_font = SelectObject (hdc, menu_font); | |
4669 | ||
dfff8a69 JR |
4670 | pMis->itemHeight = GetSystemMetrics (SM_CYMENUSIZE); |
4671 | if (title) | |
4672 | { | |
4673 | GetTextExtentPoint32 (hdc, title, strlen (title), &size); | |
4674 | pMis->itemWidth = size.cx; | |
4675 | if (pMis->itemHeight < size.cy) | |
4676 | pMis->itemHeight = size.cy; | |
4677 | } | |
4678 | else | |
4679 | pMis->itemWidth = 0; | |
87996783 GV |
4680 | |
4681 | SelectObject (hdc, old_font); | |
4682 | DeleteObject (menu_font); | |
4683 | ReleaseDC (hwnd, hdc); | |
4684 | return TRUE; | |
4685 | } | |
4686 | } | |
4687 | return 0; | |
4688 | ||
4689 | case WM_DRAWITEM: | |
4690 | f = x_window_to_frame (dpyinfo, hwnd); | |
4691 | if (f) | |
4692 | { | |
4693 | DRAWITEMSTRUCT * pDis = (DRAWITEMSTRUCT *) lParam; | |
4694 | ||
4695 | if (pDis->CtlType == ODT_MENU) | |
4696 | { | |
4697 | /* Draw popup menu title. */ | |
4698 | char * title = (char *) pDis->itemData; | |
212da13b JR |
4699 | if (title) |
4700 | { | |
4701 | HDC hdc = pDis->hDC; | |
4702 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4703 | LOGFONT menu_logfont; | |
4704 | HFONT old_font; | |
4705 | ||
4706 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4707 | menu_logfont.lfWeight = FW_BOLD; | |
4708 | menu_font = CreateFontIndirect (&menu_logfont); | |
4709 | old_font = SelectObject (hdc, menu_font); | |
4710 | ||
4711 | /* Always draw title as if not selected. */ | |
4712 | ExtTextOut (hdc, | |
4713 | pDis->rcItem.left | |
4714 | + GetSystemMetrics (SM_CXMENUCHECK), | |
4715 | pDis->rcItem.top, | |
4716 | ETO_OPAQUE, &pDis->rcItem, | |
4717 | title, strlen (title), NULL); | |
4718 | ||
4719 | SelectObject (hdc, old_font); | |
4720 | DeleteObject (menu_font); | |
4721 | } | |
87996783 GV |
4722 | return TRUE; |
4723 | } | |
4724 | } | |
4725 | return 0; | |
4726 | ||
1edf84e7 GV |
4727 | #if 0 |
4728 | /* Still not right - can't distinguish between clicks in the | |
4729 | client area of the frame from clicks forwarded from the scroll | |
4730 | bars - may have to hook WM_NCHITTEST to remember the mouse | |
4731 | position and then check if it is in the client area ourselves. */ | |
4732 | case WM_MOUSEACTIVATE: | |
4733 | /* Discard the mouse click that activates a frame, allowing the | |
4734 | user to click anywhere without changing point (or worse!). | |
4735 | Don't eat mouse clicks on scrollbars though!! */ | |
4736 | if (LOWORD (lParam) == HTCLIENT ) | |
4737 | return MA_ACTIVATEANDEAT; | |
4738 | goto dflt; | |
4739 | #endif | |
4740 | ||
1edf84e7 | 4741 | case WM_ACTIVATEAPP: |
ccc2d29c | 4742 | case WM_ACTIVATE: |
1edf84e7 GV |
4743 | case WM_WINDOWPOSCHANGED: |
4744 | case WM_SHOWWINDOW: | |
4745 | /* Inform lisp thread that a frame might have just been obscured | |
4746 | or exposed, so should recheck visibility of all frames. */ | |
4747 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4748 | goto dflt; | |
4749 | ||
da36a4d6 | 4750 | case WM_SETFOCUS: |
adcc3809 GV |
4751 | dpyinfo->faked_key = 0; |
4752 | reset_modifiers (); | |
ccc2d29c GV |
4753 | register_hot_keys (hwnd); |
4754 | goto command; | |
8681157a | 4755 | case WM_KILLFOCUS: |
ccc2d29c | 4756 | unregister_hot_keys (hwnd); |
487163ac AI |
4757 | button_state = 0; |
4758 | ReleaseCapture (); | |
ee78dc32 GV |
4759 | case WM_MOVE: |
4760 | case WM_SIZE: | |
ee78dc32 | 4761 | case WM_COMMAND: |
ccc2d29c | 4762 | command: |
fbd6baed | 4763 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 GV |
4764 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4765 | goto dflt; | |
8847d890 RS |
4766 | |
4767 | case WM_CLOSE: | |
fbd6baed | 4768 | wmsg.dwModifiers = w32_get_modifiers (); |
8847d890 RS |
4769 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4770 | return 0; | |
4771 | ||
ee78dc32 GV |
4772 | case WM_WINDOWPOSCHANGING: |
4773 | { | |
4774 | WINDOWPLACEMENT wp; | |
4775 | LPWINDOWPOS lppos = (WINDOWPOS *) lParam; | |
1edf84e7 GV |
4776 | |
4777 | wp.length = sizeof (WINDOWPLACEMENT); | |
ee78dc32 GV |
4778 | GetWindowPlacement (hwnd, &wp); |
4779 | ||
1edf84e7 | 4780 | if (wp.showCmd != SW_SHOWMINIMIZED && (lppos->flags & SWP_NOSIZE) == 0) |
ee78dc32 GV |
4781 | { |
4782 | RECT rect; | |
4783 | int wdiff; | |
4784 | int hdiff; | |
1edf84e7 GV |
4785 | DWORD font_width; |
4786 | DWORD line_height; | |
4787 | DWORD internal_border; | |
4788 | DWORD scrollbar_extra; | |
ee78dc32 GV |
4789 | RECT wr; |
4790 | ||
5ac45f98 | 4791 | wp.length = sizeof(wp); |
ee78dc32 GV |
4792 | GetWindowRect (hwnd, &wr); |
4793 | ||
3c190163 | 4794 | enter_crit (); |
ee78dc32 | 4795 | |
1edf84e7 GV |
4796 | font_width = GetWindowLong (hwnd, WND_FONTWIDTH_INDEX); |
4797 | line_height = GetWindowLong (hwnd, WND_LINEHEIGHT_INDEX); | |
4798 | internal_border = GetWindowLong (hwnd, WND_BORDER_INDEX); | |
4799 | scrollbar_extra = GetWindowLong (hwnd, WND_SCROLLBAR_INDEX); | |
ee78dc32 | 4800 | |
3c190163 | 4801 | leave_crit (); |
ee78dc32 GV |
4802 | |
4803 | memset (&rect, 0, sizeof (rect)); | |
4804 | AdjustWindowRect (&rect, GetWindowLong (hwnd, GWL_STYLE), | |
4805 | GetMenu (hwnd) != NULL); | |
4806 | ||
1edf84e7 GV |
4807 | /* Force width and height of client area to be exact |
4808 | multiples of the character cell dimensions. */ | |
4809 | wdiff = (lppos->cx - (rect.right - rect.left) | |
4810 | - 2 * internal_border - scrollbar_extra) | |
4811 | % font_width; | |
4812 | hdiff = (lppos->cy - (rect.bottom - rect.top) | |
4813 | - 2 * internal_border) | |
4814 | % line_height; | |
ee78dc32 GV |
4815 | |
4816 | if (wdiff || hdiff) | |
4817 | { | |
4818 | /* For right/bottom sizing we can just fix the sizes. | |
4819 | However for top/left sizing we will need to fix the X | |
4820 | and Y positions as well. */ | |
4821 | ||
4822 | lppos->cx -= wdiff; | |
4823 | lppos->cy -= hdiff; | |
4824 | ||
4825 | if (wp.showCmd != SW_SHOWMAXIMIZED | |
1edf84e7 | 4826 | && (lppos->flags & SWP_NOMOVE) == 0) |
ee78dc32 GV |
4827 | { |
4828 | if (lppos->x != wr.left || lppos->y != wr.top) | |
4829 | { | |
4830 | lppos->x += wdiff; | |
4831 | lppos->y += hdiff; | |
4832 | } | |
4833 | else | |
4834 | { | |
4835 | lppos->flags |= SWP_NOMOVE; | |
4836 | } | |
4837 | } | |
4838 | ||
1edf84e7 | 4839 | return 0; |
ee78dc32 GV |
4840 | } |
4841 | } | |
4842 | } | |
ee78dc32 GV |
4843 | |
4844 | goto dflt; | |
1edf84e7 | 4845 | |
b1f918f8 GV |
4846 | case WM_GETMINMAXINFO: |
4847 | /* Hack to correct bug that allows Emacs frames to be resized | |
4848 | below the Minimum Tracking Size. */ | |
4849 | ((LPMINMAXINFO) lParam)->ptMinTrackSize.y++; | |
4850 | return 0; | |
4851 | ||
1edf84e7 GV |
4852 | case WM_EMACS_CREATESCROLLBAR: |
4853 | return (LRESULT) w32_createscrollbar ((struct frame *) wParam, | |
4854 | (struct scroll_bar *) lParam); | |
4855 | ||
5ac45f98 | 4856 | case WM_EMACS_SHOWWINDOW: |
1edf84e7 GV |
4857 | return ShowWindow ((HWND) wParam, (WPARAM) lParam); |
4858 | ||
dfdb4047 | 4859 | case WM_EMACS_SETFOREGROUND: |
ce6059da AI |
4860 | { |
4861 | HWND foreground_window; | |
4862 | DWORD foreground_thread, retval; | |
4863 | ||
4864 | /* On NT 5.0, and apparently Windows 98, it is necessary to | |
4865 | attach to the thread that currently has focus in order to | |
4866 | pull the focus away from it. */ | |
4867 | foreground_window = GetForegroundWindow (); | |
4868 | foreground_thread = GetWindowThreadProcessId (foreground_window, NULL); | |
4869 | if (!foreground_window | |
4870 | || foreground_thread == GetCurrentThreadId () | |
4871 | || !AttachThreadInput (GetCurrentThreadId (), | |
4872 | foreground_thread, TRUE)) | |
4873 | foreground_thread = 0; | |
4874 | ||
4875 | retval = SetForegroundWindow ((HWND) wParam); | |
4876 | ||
4877 | /* Detach from the previous foreground thread. */ | |
4878 | if (foreground_thread) | |
4879 | AttachThreadInput (GetCurrentThreadId (), | |
4880 | foreground_thread, FALSE); | |
4881 | ||
4882 | return retval; | |
4883 | } | |
dfdb4047 | 4884 | |
5ac45f98 GV |
4885 | case WM_EMACS_SETWINDOWPOS: |
4886 | { | |
1edf84e7 GV |
4887 | WINDOWPOS * pos = (WINDOWPOS *) wParam; |
4888 | return SetWindowPos (hwnd, pos->hwndInsertAfter, | |
5ac45f98 GV |
4889 | pos->x, pos->y, pos->cx, pos->cy, pos->flags); |
4890 | } | |
1edf84e7 | 4891 | |
ee78dc32 | 4892 | case WM_EMACS_DESTROYWINDOW: |
cb9e33d4 | 4893 | DragAcceptFiles ((HWND) wParam, FALSE); |
1edf84e7 GV |
4894 | return DestroyWindow ((HWND) wParam); |
4895 | ||
4896 | case WM_EMACS_TRACKPOPUPMENU: | |
4897 | { | |
4898 | UINT flags; | |
4899 | POINT *pos; | |
4900 | int retval; | |
4901 | pos = (POINT *)lParam; | |
4902 | flags = TPM_CENTERALIGN; | |
4903 | if (button_state & LMOUSE) | |
4904 | flags |= TPM_LEFTBUTTON; | |
4905 | else if (button_state & RMOUSE) | |
4906 | flags |= TPM_RIGHTBUTTON; | |
4907 | ||
87996783 GV |
4908 | /* Remember we did a SetCapture on the initial mouse down event, |
4909 | so for safety, we make sure the capture is cancelled now. */ | |
4910 | ReleaseCapture (); | |
490822ff | 4911 | button_state = 0; |
87996783 | 4912 | |
1edf84e7 GV |
4913 | /* Use menubar_active to indicate that WM_INITMENU is from |
4914 | TrackPopupMenu below, and should be ignored. */ | |
4915 | f = x_window_to_frame (dpyinfo, hwnd); | |
4916 | if (f) | |
4917 | f->output_data.w32->menubar_active = 1; | |
4918 | ||
4919 | if (TrackPopupMenu ((HMENU)wParam, flags, pos->x, pos->y, | |
4920 | 0, hwnd, NULL)) | |
4921 | { | |
4922 | MSG amsg; | |
4923 | /* Eat any mouse messages during popupmenu */ | |
4924 | while (PeekMessage (&amsg, hwnd, WM_MOUSEFIRST, WM_MOUSELAST, | |
4925 | PM_REMOVE)); | |
4926 | /* Get the menu selection, if any */ | |
4927 | if (PeekMessage (&amsg, hwnd, WM_COMMAND, WM_COMMAND, PM_REMOVE)) | |
4928 | { | |
4929 | retval = LOWORD (amsg.wParam); | |
4930 | } | |
4931 | else | |
4932 | { | |
4933 | retval = 0; | |
4934 | } | |
1edf84e7 GV |
4935 | } |
4936 | else | |
4937 | { | |
4938 | retval = -1; | |
4939 | } | |
4940 | ||
4941 | return retval; | |
4942 | } | |
4943 | ||
ee78dc32 | 4944 | default: |
93fbe8b7 GV |
4945 | /* Check for messages registered at runtime. */ |
4946 | if (msg == msh_mousewheel) | |
4947 | { | |
4948 | wmsg.dwModifiers = w32_get_modifiers (); | |
4949 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4950 | return 0; | |
4951 | } | |
4952 | ||
ee78dc32 GV |
4953 | dflt: |
4954 | return DefWindowProc (hwnd, msg, wParam, lParam); | |
4955 | } | |
4956 | ||
1edf84e7 GV |
4957 | |
4958 | /* The most common default return code for handled messages is 0. */ | |
4959 | return 0; | |
ee78dc32 GV |
4960 | } |
4961 | ||
4962 | void | |
4963 | my_create_window (f) | |
4964 | struct frame * f; | |
4965 | { | |
4966 | MSG msg; | |
4967 | ||
1edf84e7 GV |
4968 | if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW, (WPARAM)f, 0)) |
4969 | abort (); | |
ee78dc32 GV |
4970 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
4971 | } | |
4972 | ||
fbd6baed | 4973 | /* Create and set up the w32 window for frame F. */ |
ee78dc32 GV |
4974 | |
4975 | static void | |
fbd6baed | 4976 | w32_window (f, window_prompting, minibuffer_only) |
ee78dc32 GV |
4977 | struct frame *f; |
4978 | long window_prompting; | |
4979 | int minibuffer_only; | |
4980 | { | |
4981 | BLOCK_INPUT; | |
4982 | ||
4983 | /* Use the resource name as the top-level window name | |
4984 | for looking up resources. Make a non-Lisp copy | |
4985 | for the window manager, so GC relocation won't bother it. | |
4986 | ||
4987 | Elsewhere we specify the window name for the window manager. */ | |
4988 | ||
4989 | { | |
4990 | char *str = (char *) XSTRING (Vx_resource_name)->data; | |
4991 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
4992 | strcpy (f->namebuf, str); | |
4993 | } | |
4994 | ||
4995 | my_create_window (f); | |
4996 | ||
4997 | validate_x_resource_name (); | |
4998 | ||
4999 | /* x_set_name normally ignores requests to set the name if the | |
5000 | requested name is the same as the current name. This is the one | |
5001 | place where that assumption isn't correct; f->name is set, but | |
5002 | the server hasn't been told. */ | |
5003 | { | |
5004 | Lisp_Object name; | |
5005 | int explicit = f->explicit_name; | |
5006 | ||
5007 | f->explicit_name = 0; | |
5008 | name = f->name; | |
5009 | f->name = Qnil; | |
5010 | x_set_name (f, name, explicit); | |
5011 | } | |
5012 | ||
5013 | UNBLOCK_INPUT; | |
5014 | ||
5015 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
5016 | initialize_frame_menubar (f); | |
5017 | ||
fbd6baed | 5018 | if (FRAME_W32_WINDOW (f) == 0) |
ee78dc32 GV |
5019 | error ("Unable to create window"); |
5020 | } | |
5021 | ||
5022 | /* Handle the icon stuff for this window. Perhaps later we might | |
5023 | want an x_set_icon_position which can be called interactively as | |
5024 | well. */ | |
5025 | ||
5026 | static void | |
5027 | x_icon (f, parms) | |
5028 | struct frame *f; | |
5029 | Lisp_Object parms; | |
5030 | { | |
5031 | Lisp_Object icon_x, icon_y; | |
5032 | ||
e9e23e23 | 5033 | /* Set the position of the icon. Note that Windows 95 groups all |
ee78dc32 | 5034 | icons in the tray. */ |
6fc2811b JR |
5035 | icon_x = w32_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
5036 | icon_y = w32_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
5037 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
5038 | { | |
5039 | CHECK_NUMBER (icon_x, 0); | |
5040 | CHECK_NUMBER (icon_y, 0); | |
5041 | } | |
5042 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) | |
5043 | error ("Both left and top icon corners of icon must be specified"); | |
5044 | ||
5045 | BLOCK_INPUT; | |
5046 | ||
5047 | if (! EQ (icon_x, Qunbound)) | |
5048 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
5049 | ||
1edf84e7 GV |
5050 | #if 0 /* TODO */ |
5051 | /* Start up iconic or window? */ | |
5052 | x_wm_set_window_state | |
6fc2811b | 5053 | (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) |
1edf84e7 GV |
5054 | ? IconicState |
5055 | : NormalState)); | |
5056 | ||
5057 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) | |
5058 | ? f->icon_name | |
5059 | : f->name))->data); | |
5060 | #endif | |
5061 | ||
ee78dc32 GV |
5062 | UNBLOCK_INPUT; |
5063 | } | |
5064 | ||
6fc2811b JR |
5065 | |
5066 | static void | |
5067 | x_make_gc (f) | |
5068 | struct frame *f; | |
5069 | { | |
5070 | XGCValues gc_values; | |
5071 | ||
5072 | BLOCK_INPUT; | |
5073 | ||
5074 | /* Create the GC's of this frame. | |
5075 | Note that many default values are used. */ | |
5076 | ||
5077 | /* Normal video */ | |
5078 | gc_values.font = f->output_data.w32->font; | |
5079 | ||
5080 | /* Cursor has cursor-color background, background-color foreground. */ | |
5081 | gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); | |
5082 | gc_values.background = f->output_data.w32->cursor_pixel; | |
5083 | f->output_data.w32->cursor_gc | |
5084 | = XCreateGC (NULL, FRAME_W32_WINDOW (f), | |
5085 | (GCFont | GCForeground | GCBackground), | |
5086 | &gc_values); | |
5087 | ||
5088 | /* Reliefs. */ | |
5089 | f->output_data.w32->white_relief.gc = 0; | |
5090 | f->output_data.w32->black_relief.gc = 0; | |
5091 | ||
5092 | UNBLOCK_INPUT; | |
5093 | } | |
5094 | ||
5095 | ||
ee78dc32 GV |
5096 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
5097 | 1, 1, 0, | |
5098 | "Make a new window, which is called a \"frame\" in Emacs terms.\n\ | |
5099 | Returns an Emacs frame object.\n\ | |
5100 | ALIST is an alist of frame parameters.\n\ | |
5101 | If the parameters specify that the frame should not have a minibuffer,\n\ | |
5102 | and do not specify a specific minibuffer window to use,\n\ | |
5103 | then `default-minibuffer-frame' must be a frame whose minibuffer can\n\ | |
5104 | be shared by the new frame.\n\ | |
5105 | \n\ | |
5106 | This function is an internal primitive--use `make-frame' instead.") | |
5107 | (parms) | |
5108 | Lisp_Object parms; | |
5109 | { | |
5110 | struct frame *f; | |
5111 | Lisp_Object frame, tem; | |
5112 | Lisp_Object name; | |
5113 | int minibuffer_only = 0; | |
5114 | long window_prompting = 0; | |
5115 | int width, height; | |
5116 | int count = specpdl_ptr - specpdl; | |
1edf84e7 | 5117 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
ee78dc32 | 5118 | Lisp_Object display; |
6fc2811b | 5119 | struct w32_display_info *dpyinfo = NULL; |
ee78dc32 GV |
5120 | Lisp_Object parent; |
5121 | struct kboard *kb; | |
5122 | ||
4587b026 GV |
5123 | check_w32 (); |
5124 | ||
ee78dc32 GV |
5125 | /* Use this general default value to start with |
5126 | until we know if this frame has a specified name. */ | |
5127 | Vx_resource_name = Vinvocation_name; | |
5128 | ||
6fc2811b | 5129 | display = w32_get_arg (parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
ee78dc32 GV |
5130 | if (EQ (display, Qunbound)) |
5131 | display = Qnil; | |
5132 | dpyinfo = check_x_display_info (display); | |
5133 | #ifdef MULTI_KBOARD | |
5134 | kb = dpyinfo->kboard; | |
5135 | #else | |
5136 | kb = &the_only_kboard; | |
5137 | #endif | |
5138 | ||
6fc2811b | 5139 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); |
ee78dc32 GV |
5140 | if (!STRINGP (name) |
5141 | && ! EQ (name, Qunbound) | |
5142 | && ! NILP (name)) | |
5143 | error ("Invalid frame name--not a string or nil"); | |
5144 | ||
5145 | if (STRINGP (name)) | |
5146 | Vx_resource_name = name; | |
5147 | ||
5148 | /* See if parent window is specified. */ | |
6fc2811b | 5149 | parent = w32_get_arg (parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
ee78dc32 GV |
5150 | if (EQ (parent, Qunbound)) |
5151 | parent = Qnil; | |
5152 | if (! NILP (parent)) | |
5153 | CHECK_NUMBER (parent, 0); | |
5154 | ||
1edf84e7 GV |
5155 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
5156 | /* No need to protect DISPLAY because that's not used after passing | |
5157 | it to make_frame_without_minibuffer. */ | |
5158 | frame = Qnil; | |
5159 | GCPRO4 (parms, parent, name, frame); | |
1660f34a JR |
5160 | tem = w32_get_arg (parms, Qminibuffer, "minibuffer", "Minibuffer", |
5161 | RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5162 | if (EQ (tem, Qnone) || NILP (tem)) |
5163 | f = make_frame_without_minibuffer (Qnil, kb, display); | |
5164 | else if (EQ (tem, Qonly)) | |
5165 | { | |
5166 | f = make_minibuffer_frame (); | |
5167 | minibuffer_only = 1; | |
5168 | } | |
5169 | else if (WINDOWP (tem)) | |
5170 | f = make_frame_without_minibuffer (tem, kb, display); | |
5171 | else | |
5172 | f = make_frame (1); | |
5173 | ||
1edf84e7 GV |
5174 | XSETFRAME (frame, f); |
5175 | ||
ee78dc32 GV |
5176 | /* Note that Windows does support scroll bars. */ |
5177 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
5ac45f98 GV |
5178 | /* By default, make scrollbars the system standard width. */ |
5179 | f->scroll_bar_pixel_width = GetSystemMetrics (SM_CXVSCROLL); | |
ee78dc32 | 5180 | |
fbd6baed | 5181 | f->output_method = output_w32; |
6fc2811b JR |
5182 | f->output_data.w32 = |
5183 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
fbd6baed | 5184 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
ee78dc32 | 5185 | |
4587b026 GV |
5186 | FRAME_FONTSET (f) = -1; |
5187 | ||
1edf84e7 | 5188 | f->icon_name |
6fc2811b | 5189 | = w32_get_arg (parms, Qicon_name, "iconName", "Title", RES_TYPE_STRING); |
1edf84e7 GV |
5190 | if (! STRINGP (f->icon_name)) |
5191 | f->icon_name = Qnil; | |
5192 | ||
fbd6baed | 5193 | /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ |
ee78dc32 GV |
5194 | #ifdef MULTI_KBOARD |
5195 | FRAME_KBOARD (f) = kb; | |
5196 | #endif | |
5197 | ||
5198 | /* Specify the parent under which to make this window. */ | |
5199 | ||
5200 | if (!NILP (parent)) | |
5201 | { | |
1660f34a | 5202 | f->output_data.w32->parent_desc = (Window) XFASTINT (parent); |
fbd6baed | 5203 | f->output_data.w32->explicit_parent = 1; |
ee78dc32 GV |
5204 | } |
5205 | else | |
5206 | { | |
fbd6baed GV |
5207 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
5208 | f->output_data.w32->explicit_parent = 0; | |
ee78dc32 GV |
5209 | } |
5210 | ||
ee78dc32 GV |
5211 | /* Set the name; the functions to which we pass f expect the name to |
5212 | be set. */ | |
5213 | if (EQ (name, Qunbound) || NILP (name)) | |
5214 | { | |
fbd6baed | 5215 | f->name = build_string (dpyinfo->w32_id_name); |
ee78dc32 GV |
5216 | f->explicit_name = 0; |
5217 | } | |
5218 | else | |
5219 | { | |
5220 | f->name = name; | |
5221 | f->explicit_name = 1; | |
5222 | /* use the frame's title when getting resources for this frame. */ | |
5223 | specbind (Qx_resource_name, name); | |
5224 | } | |
5225 | ||
5226 | /* Extract the window parameters from the supplied values | |
5227 | that are needed to determine window geometry. */ | |
5228 | { | |
5229 | Lisp_Object font; | |
5230 | ||
6fc2811b JR |
5231 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); |
5232 | ||
ee78dc32 GV |
5233 | BLOCK_INPUT; |
5234 | /* First, try whatever font the caller has specified. */ | |
5235 | if (STRINGP (font)) | |
4587b026 GV |
5236 | { |
5237 | tem = Fquery_fontset (font, Qnil); | |
5238 | if (STRINGP (tem)) | |
5239 | font = x_new_fontset (f, XSTRING (tem)->data); | |
5240 | else | |
1075afa9 | 5241 | font = x_new_font (f, XSTRING (font)->data); |
4587b026 | 5242 | } |
ee78dc32 GV |
5243 | /* Try out a font which we hope has bold and italic variations. */ |
5244 | if (!STRINGP (font)) | |
e39649be | 5245 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
ee78dc32 | 5246 | if (! STRINGP (font)) |
6fc2811b | 5247 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5248 | /* If those didn't work, look for something which will at least work. */ |
5249 | if (! STRINGP (font)) | |
6fc2811b | 5250 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5251 | UNBLOCK_INPUT; |
5252 | if (! STRINGP (font)) | |
1edf84e7 | 5253 | font = build_string ("Fixedsys"); |
ee78dc32 GV |
5254 | |
5255 | x_default_parameter (f, parms, Qfont, font, | |
6fc2811b | 5256 | "font", "Font", RES_TYPE_STRING); |
ee78dc32 GV |
5257 | } |
5258 | ||
5259 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
1660f34a | 5260 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
ee78dc32 GV |
5261 | /* This defaults to 2 in order to match xterm. We recognize either |
5262 | internalBorderWidth or internalBorder (which is what xterm calls | |
5263 | it). */ | |
5264 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
5265 | { | |
5266 | Lisp_Object value; | |
5267 | ||
6fc2811b | 5268 | value = w32_get_arg (parms, Qinternal_border_width, |
1660f34a | 5269 | "internalBorder", "InternalBorder", RES_TYPE_NUMBER); |
ee78dc32 GV |
5270 | if (! EQ (value, Qunbound)) |
5271 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
5272 | parms); | |
5273 | } | |
1edf84e7 | 5274 | /* Default internalBorderWidth to 0 on Windows to match other programs. */ |
ee78dc32 | 5275 | x_default_parameter (f, parms, Qinternal_border_width, make_number (0), |
1660f34a JR |
5276 | "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); |
5277 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qright, | |
5278 | "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5279 | |
5280 | /* Also do the stuff which must be set before the window exists. */ | |
5281 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
6fc2811b | 5282 | "foreground", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5283 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
6fc2811b | 5284 | "background", "Background", RES_TYPE_STRING); |
ee78dc32 | 5285 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
6fc2811b | 5286 | "pointerColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5287 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
6fc2811b | 5288 | "cursorColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5289 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
6fc2811b JR |
5290 | "borderColor", "BorderColor", RES_TYPE_STRING); |
5291 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, | |
5292 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
dfff8a69 JR |
5293 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
5294 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
6fc2811b | 5295 | |
ee78dc32 | 5296 | |
6fc2811b JR |
5297 | /* Init faces before x_default_parameter is called for scroll-bar |
5298 | parameters because that function calls x_set_scroll_bar_width, | |
5299 | which calls change_frame_size, which calls Fset_window_buffer, | |
5300 | which runs hooks, which call Fvertical_motion. At the end, we | |
5301 | end up in init_iterator with a null face cache, which should not | |
5302 | happen. */ | |
5303 | init_frame_faces (f); | |
5304 | ||
ee78dc32 | 5305 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
6fc2811b JR |
5306 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
5307 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), | |
5308 | "toolBar", "ToolBar", RES_TYPE_NUMBER); | |
1edf84e7 | 5309 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
6fc2811b | 5310 | "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); |
1edf84e7 | 5311 | x_default_parameter (f, parms, Qtitle, Qnil, |
6fc2811b | 5312 | "title", "Title", RES_TYPE_STRING); |
ee78dc32 | 5313 | |
fbd6baed GV |
5314 | f->output_data.w32->dwStyle = WS_OVERLAPPEDWINDOW; |
5315 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
ee78dc32 GV |
5316 | window_prompting = x_figure_window_size (f, parms); |
5317 | ||
5318 | if (window_prompting & XNegative) | |
5319 | { | |
5320 | if (window_prompting & YNegative) | |
fbd6baed | 5321 | f->output_data.w32->win_gravity = SouthEastGravity; |
ee78dc32 | 5322 | else |
fbd6baed | 5323 | f->output_data.w32->win_gravity = NorthEastGravity; |
ee78dc32 GV |
5324 | } |
5325 | else | |
5326 | { | |
5327 | if (window_prompting & YNegative) | |
fbd6baed | 5328 | f->output_data.w32->win_gravity = SouthWestGravity; |
ee78dc32 | 5329 | else |
fbd6baed | 5330 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
5331 | } |
5332 | ||
fbd6baed | 5333 | f->output_data.w32->size_hint_flags = window_prompting; |
ee78dc32 | 5334 | |
6fc2811b JR |
5335 | tem = w32_get_arg (parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
5336 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
5337 | ||
5338 | /* Create the window. Add the tool-bar height to the initial frame | |
5339 | height so that the user gets a text display area of the size he | |
5340 | specified with -g or via the registry. Later changes of the | |
5341 | tool-bar height don't change the frame size. This is done so that | |
5342 | users can create tall Emacs frames without having to guess how | |
5343 | tall the tool-bar will get. */ | |
5344 | f->height += FRAME_TOOL_BAR_LINES (f); | |
fbd6baed | 5345 | w32_window (f, window_prompting, minibuffer_only); |
ee78dc32 | 5346 | x_icon (f, parms); |
6fc2811b JR |
5347 | |
5348 | x_make_gc (f); | |
5349 | ||
5350 | /* Now consider the frame official. */ | |
5351 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
5352 | Vframe_list = Fcons (frame, Vframe_list); | |
ee78dc32 GV |
5353 | |
5354 | /* We need to do this after creating the window, so that the | |
5355 | icon-creation functions can say whose icon they're describing. */ | |
5356 | x_default_parameter (f, parms, Qicon_type, Qnil, | |
6fc2811b | 5357 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
ee78dc32 GV |
5358 | |
5359 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
6fc2811b | 5360 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5361 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
6fc2811b | 5362 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5363 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
6fc2811b JR |
5364 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
5365 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, | |
5366 | "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); | |
ee78dc32 GV |
5367 | |
5368 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
5369 | Change will not be effected unless different from the current | |
5370 | f->height. */ | |
5371 | width = f->width; | |
5372 | height = f->height; | |
1026b400 RS |
5373 | f->height = 0; |
5374 | SET_FRAME_WIDTH (f, 0); | |
6fc2811b JR |
5375 | change_frame_size (f, height, width, 1, 0, 0); |
5376 | ||
6fc2811b JR |
5377 | /* Tell the server what size and position, etc, we want, and how |
5378 | badly we want them. This should be done after we have the menu | |
5379 | bar so that its size can be taken into account. */ | |
ee78dc32 GV |
5380 | BLOCK_INPUT; |
5381 | x_wm_set_size_hint (f, window_prompting, 0); | |
5382 | UNBLOCK_INPUT; | |
5383 | ||
6fc2811b JR |
5384 | /* Make the window appear on the frame and enable display, unless |
5385 | the caller says not to. However, with explicit parent, Emacs | |
5386 | cannot control visibility, so don't try. */ | |
fbd6baed | 5387 | if (! f->output_data.w32->explicit_parent) |
ee78dc32 GV |
5388 | { |
5389 | Lisp_Object visibility; | |
5390 | ||
6fc2811b | 5391 | visibility = w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL); |
ee78dc32 GV |
5392 | if (EQ (visibility, Qunbound)) |
5393 | visibility = Qt; | |
5394 | ||
5395 | if (EQ (visibility, Qicon)) | |
5396 | x_iconify_frame (f); | |
5397 | else if (! NILP (visibility)) | |
5398 | x_make_frame_visible (f); | |
5399 | else | |
5400 | /* Must have been Qnil. */ | |
5401 | ; | |
5402 | } | |
6fc2811b | 5403 | UNGCPRO; |
ee78dc32 GV |
5404 | return unbind_to (count, frame); |
5405 | } | |
5406 | ||
5407 | /* FRAME is used only to get a handle on the X display. We don't pass the | |
5408 | display info directly because we're called from frame.c, which doesn't | |
5409 | know about that structure. */ | |
5410 | Lisp_Object | |
5411 | x_get_focus_frame (frame) | |
5412 | struct frame *frame; | |
5413 | { | |
fbd6baed | 5414 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (frame); |
ee78dc32 | 5415 | Lisp_Object xfocus; |
fbd6baed | 5416 | if (! dpyinfo->w32_focus_frame) |
ee78dc32 GV |
5417 | return Qnil; |
5418 | ||
fbd6baed | 5419 | XSETFRAME (xfocus, dpyinfo->w32_focus_frame); |
ee78dc32 GV |
5420 | return xfocus; |
5421 | } | |
1edf84e7 GV |
5422 | |
5423 | DEFUN ("w32-focus-frame", Fw32_focus_frame, Sw32_focus_frame, 1, 1, 0, | |
5424 | "Give FRAME input focus, raising to foreground if necessary.") | |
5425 | (frame) | |
5426 | Lisp_Object frame; | |
5427 | { | |
5428 | x_focus_on_frame (check_x_frame (frame)); | |
5429 | return Qnil; | |
5430 | } | |
5431 | ||
ee78dc32 | 5432 | \f |
767b1ff0 JR |
5433 | /* Return the charset portion of a font name. */ |
5434 | char * xlfd_charset_of_font (char * fontname) | |
5435 | { | |
5436 | char *charset, *encoding; | |
5437 | ||
5438 | encoding = strrchr(fontname, '-'); | |
5439 | if (!encoding) | |
5440 | return NULL; | |
5441 | ||
5442 | *encoding = 0; | |
5443 | charset = strrchr(fontname, '-'); | |
5444 | *encoding = '-'; | |
5445 | ||
5446 | if (!charset || strcmp(charset, "-*-*") == 0) | |
5447 | return NULL; | |
5448 | ||
5449 | return charset + 1; | |
5450 | } | |
5451 | ||
33d52f9c GV |
5452 | struct font_info *w32_load_bdf_font (struct frame *f, char *fontname, |
5453 | int size, char* filename); | |
767b1ff0 | 5454 | BOOL w32_to_x_font (LOGFONT * lplf, char * lpxstr, int len, char * charset); |
33d52f9c | 5455 | |
4587b026 | 5456 | struct font_info * |
33d52f9c | 5457 | w32_load_system_font (f,fontname,size) |
55dcfc15 AI |
5458 | struct frame *f; |
5459 | char * fontname; | |
5460 | int size; | |
ee78dc32 | 5461 | { |
4587b026 GV |
5462 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
5463 | Lisp_Object font_names; | |
5464 | ||
4587b026 GV |
5465 | /* Get a list of all the fonts that match this name. Once we |
5466 | have a list of matching fonts, we compare them against the fonts | |
5467 | we already have loaded by comparing names. */ | |
5468 | font_names = w32_list_fonts (f, build_string (fontname), size, 100); | |
5469 | ||
5470 | if (!NILP (font_names)) | |
3c190163 | 5471 | { |
4587b026 GV |
5472 | Lisp_Object tail; |
5473 | int i; | |
4587b026 GV |
5474 | |
5475 | /* First check if any are already loaded, as that is cheaper | |
5476 | than loading another one. */ | |
5477 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8e713be6 | 5478 | for (tail = font_names; CONSP (tail); tail = XCDR (tail)) |
6fc2811b JR |
5479 | if (dpyinfo->font_table[i].name |
5480 | && (!strcmp (dpyinfo->font_table[i].name, | |
5481 | XSTRING (XCAR (tail))->data) | |
5482 | || !strcmp (dpyinfo->font_table[i].full_name, | |
5483 | XSTRING (XCAR (tail))->data))) | |
4587b026 | 5484 | return (dpyinfo->font_table + i); |
6fc2811b | 5485 | |
8e713be6 | 5486 | fontname = (char *) XSTRING (XCAR (font_names))->data; |
4587b026 | 5487 | } |
1075afa9 | 5488 | else if (w32_strict_fontnames) |
5ca0cd71 GV |
5489 | { |
5490 | /* If EnumFontFamiliesEx was available, we got a full list of | |
5491 | fonts back so stop now to avoid the possibility of loading a | |
5492 | random font. If we had to fall back to EnumFontFamilies, the | |
5493 | list is incomplete, so continue whether the font we want was | |
5494 | listed or not. */ | |
5495 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
5496 | FARPROC enum_font_families_ex | |
1075afa9 | 5497 | = GetProcAddress (gdi32, "EnumFontFamiliesExA"); |
5ca0cd71 GV |
5498 | if (enum_font_families_ex) |
5499 | return NULL; | |
5500 | } | |
4587b026 GV |
5501 | |
5502 | /* Load the font and add it to the table. */ | |
5503 | { | |
767b1ff0 | 5504 | char *full_name, *encoding, *charset; |
4587b026 GV |
5505 | XFontStruct *font; |
5506 | struct font_info *fontp; | |
3c190163 | 5507 | LOGFONT lf; |
4587b026 | 5508 | BOOL ok; |
6fc2811b | 5509 | int i; |
5ac45f98 | 5510 | |
4587b026 | 5511 | if (!fontname || !x_to_w32_font (fontname, &lf)) |
3c190163 | 5512 | return (NULL); |
5ac45f98 | 5513 | |
4587b026 GV |
5514 | if (!*lf.lfFaceName) |
5515 | /* If no name was specified for the font, we get a random font | |
5516 | from CreateFontIndirect - this is not particularly | |
5517 | desirable, especially since CreateFontIndirect does not | |
5518 | fill out the missing name in lf, so we never know what we | |
5519 | ended up with. */ | |
5520 | return NULL; | |
5521 | ||
3c190163 | 5522 | font = (XFontStruct *) xmalloc (sizeof (XFontStruct)); |
c6be3860 | 5523 | bzero (font, sizeof (*font)); |
5ac45f98 | 5524 | |
33d52f9c GV |
5525 | /* Set bdf to NULL to indicate that this is a Windows font. */ |
5526 | font->bdf = NULL; | |
5ac45f98 | 5527 | |
3c190163 | 5528 | BLOCK_INPUT; |
5ac45f98 GV |
5529 | |
5530 | font->hfont = CreateFontIndirect (&lf); | |
ee78dc32 | 5531 | |
1a292d24 AI |
5532 | if (font->hfont == NULL) |
5533 | { | |
5534 | ok = FALSE; | |
5535 | } | |
5536 | else | |
5537 | { | |
5538 | HDC hdc; | |
5539 | HANDLE oldobj; | |
5540 | ||
5541 | hdc = GetDC (dpyinfo->root_window); | |
5542 | oldobj = SelectObject (hdc, font->hfont); | |
5543 | ok = GetTextMetrics (hdc, &font->tm); | |
dfff8a69 | 5544 | font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; |
1a292d24 AI |
5545 | SelectObject (hdc, oldobj); |
5546 | ReleaseDC (dpyinfo->root_window, hdc); | |
6fc2811b JR |
5547 | /* Fill out details in lf according to the font that was |
5548 | actually loaded. */ | |
5549 | lf.lfHeight = font->tm.tmInternalLeading - font->tm.tmHeight; | |
5550 | lf.lfWidth = font->tm.tmAveCharWidth; | |
5551 | lf.lfWeight = font->tm.tmWeight; | |
5552 | lf.lfItalic = font->tm.tmItalic; | |
5553 | lf.lfCharSet = font->tm.tmCharSet; | |
5554 | lf.lfPitchAndFamily = ((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) | |
d88c567c | 5555 | ? VARIABLE_PITCH : FIXED_PITCH); |
6fc2811b JR |
5556 | lf.lfOutPrecision = ((font->tm.tmPitchAndFamily & TMPF_VECTOR) |
5557 | ? OUT_STROKE_PRECIS : OUT_STRING_PRECIS); | |
c6be3860 AI |
5558 | |
5559 | w32_cache_char_metrics (font); | |
1a292d24 | 5560 | } |
5ac45f98 | 5561 | |
1a292d24 | 5562 | UNBLOCK_INPUT; |
5ac45f98 | 5563 | |
4587b026 GV |
5564 | if (!ok) |
5565 | { | |
1a292d24 AI |
5566 | w32_unload_font (dpyinfo, font); |
5567 | return (NULL); | |
5568 | } | |
ee78dc32 | 5569 | |
6fc2811b JR |
5570 | /* Find a free slot in the font table. */ |
5571 | for (i = 0; i < dpyinfo->n_fonts; ++i) | |
5572 | if (dpyinfo->font_table[i].name == NULL) | |
5573 | break; | |
5574 | ||
5575 | /* If no free slot found, maybe enlarge the font table. */ | |
5576 | if (i == dpyinfo->n_fonts | |
5577 | && dpyinfo->n_fonts == dpyinfo->font_table_size) | |
4587b026 | 5578 | { |
6fc2811b JR |
5579 | int sz; |
5580 | dpyinfo->font_table_size = max (16, 2 * dpyinfo->font_table_size); | |
5581 | sz = dpyinfo->font_table_size * sizeof *dpyinfo->font_table; | |
4587b026 | 5582 | dpyinfo->font_table |
6fc2811b | 5583 | = (struct font_info *) xrealloc (dpyinfo->font_table, sz); |
4587b026 GV |
5584 | } |
5585 | ||
6fc2811b JR |
5586 | fontp = dpyinfo->font_table + i; |
5587 | if (i == dpyinfo->n_fonts) | |
5588 | ++dpyinfo->n_fonts; | |
4587b026 GV |
5589 | |
5590 | /* Now fill in the slots of *FONTP. */ | |
5591 | BLOCK_INPUT; | |
5592 | fontp->font = font; | |
6fc2811b | 5593 | fontp->font_idx = i; |
4587b026 GV |
5594 | fontp->name = (char *) xmalloc (strlen (fontname) + 1); |
5595 | bcopy (fontname, fontp->name, strlen (fontname) + 1); | |
5596 | ||
767b1ff0 JR |
5597 | charset = xlfd_charset_of_font (fontname); |
5598 | ||
4587b026 GV |
5599 | /* Work out the font's full name. */ |
5600 | full_name = (char *)xmalloc (100); | |
767b1ff0 | 5601 | if (full_name && w32_to_x_font (&lf, full_name, 100, charset)) |
4587b026 GV |
5602 | fontp->full_name = full_name; |
5603 | else | |
5604 | { | |
5605 | /* If all else fails - just use the name we used to load it. */ | |
5606 | xfree (full_name); | |
5607 | fontp->full_name = fontp->name; | |
5608 | } | |
5609 | ||
5610 | fontp->size = FONT_WIDTH (font); | |
5611 | fontp->height = FONT_HEIGHT (font); | |
5612 | ||
5613 | /* The slot `encoding' specifies how to map a character | |
5614 | code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to | |
126f2e35 JR |
5615 | the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or |
5616 | (0:0x20..0x7F, 1:0xA0..0xFF, | |
5617 | (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, | |
4587b026 | 5618 | 2:0xA020..0xFF7F). For the moment, we don't know which charset |
6fc2811b | 5619 | uses this font. So, we set information in fontp->encoding[1] |
4587b026 GV |
5620 | which is never used by any charset. If mapping can't be |
5621 | decided, set FONT_ENCODING_NOT_DECIDED. */ | |
33d52f9c GV |
5622 | |
5623 | /* SJIS fonts need to be set to type 4, all others seem to work as | |
5624 | type FONT_ENCODING_NOT_DECIDED. */ | |
5625 | encoding = strrchr (fontp->name, '-'); | |
5626 | if (encoding && stricmp (encoding+1, "sjis") == 0) | |
1c885fe1 | 5627 | fontp->encoding[1] = 4; |
33d52f9c | 5628 | else |
1c885fe1 | 5629 | fontp->encoding[1] = FONT_ENCODING_NOT_DECIDED; |
4587b026 GV |
5630 | |
5631 | /* The following three values are set to 0 under W32, which is | |
5632 | what they get set to if XGetFontProperty fails under X. */ | |
5633 | fontp->baseline_offset = 0; | |
5634 | fontp->relative_compose = 0; | |
33d52f9c | 5635 | fontp->default_ascent = 0; |
4587b026 | 5636 | |
6fc2811b JR |
5637 | /* Set global flag fonts_changed_p to non-zero if the font loaded |
5638 | has a character with a smaller width than any other character | |
5639 | before, or if the font loaded has a smalle>r height than any | |
5640 | other font loaded before. If this happens, it will make a | |
5641 | glyph matrix reallocation necessary. */ | |
5642 | fonts_changed_p = x_compute_min_glyph_bounds (f); | |
4587b026 | 5643 | UNBLOCK_INPUT; |
4587b026 GV |
5644 | return fontp; |
5645 | } | |
5646 | } | |
5647 | ||
33d52f9c GV |
5648 | /* Load font named FONTNAME of size SIZE for frame F, and return a |
5649 | pointer to the structure font_info while allocating it dynamically. | |
5650 | If loading fails, return NULL. */ | |
5651 | struct font_info * | |
5652 | w32_load_font (f,fontname,size) | |
5653 | struct frame *f; | |
5654 | char * fontname; | |
5655 | int size; | |
5656 | { | |
5657 | Lisp_Object bdf_fonts; | |
5658 | struct font_info *retval = NULL; | |
5659 | ||
5660 | bdf_fonts = w32_list_bdf_fonts (build_string (fontname)); | |
5661 | ||
5662 | while (!retval && CONSP (bdf_fonts)) | |
5663 | { | |
5664 | char *bdf_name, *bdf_file; | |
5665 | Lisp_Object bdf_pair; | |
5666 | ||
8e713be6 KR |
5667 | bdf_name = XSTRING (XCAR (bdf_fonts))->data; |
5668 | bdf_pair = Fassoc (XCAR (bdf_fonts), Vw32_bdf_filename_alist); | |
5669 | bdf_file = XSTRING (XCDR (bdf_pair))->data; | |
33d52f9c GV |
5670 | |
5671 | retval = w32_load_bdf_font (f, bdf_name, size, bdf_file); | |
5672 | ||
8e713be6 | 5673 | bdf_fonts = XCDR (bdf_fonts); |
33d52f9c GV |
5674 | } |
5675 | ||
5676 | if (retval) | |
5677 | return retval; | |
5678 | ||
5679 | return w32_load_system_font(f, fontname, size); | |
5680 | } | |
5681 | ||
5682 | ||
ee78dc32 | 5683 | void |
fbd6baed GV |
5684 | w32_unload_font (dpyinfo, font) |
5685 | struct w32_display_info *dpyinfo; | |
ee78dc32 GV |
5686 | XFontStruct * font; |
5687 | { | |
5688 | if (font) | |
5689 | { | |
c6be3860 | 5690 | if (font->per_char) xfree (font->per_char); |
33d52f9c GV |
5691 | if (font->bdf) w32_free_bdf_font (font->bdf); |
5692 | ||
3c190163 | 5693 | if (font->hfont) DeleteObject(font->hfont); |
ee78dc32 GV |
5694 | xfree (font); |
5695 | } | |
5696 | } | |
5697 | ||
fbd6baed | 5698 | /* The font conversion stuff between x and w32 */ |
ee78dc32 GV |
5699 | |
5700 | /* X font string is as follows (from faces.el) | |
5701 | * (let ((- "[-?]") | |
5702 | * (foundry "[^-]+") | |
5703 | * (family "[^-]+") | |
5704 | * (weight "\\(bold\\|demibold\\|medium\\)") ; 1 | |
5705 | * (weight\? "\\([^-]*\\)") ; 1 | |
5706 | * (slant "\\([ior]\\)") ; 2 | |
5707 | * (slant\? "\\([^-]?\\)") ; 2 | |
5708 | * (swidth "\\([^-]*\\)") ; 3 | |
5709 | * (adstyle "[^-]*") ; 4 | |
5710 | * (pixelsize "[0-9]+") | |
5711 | * (pointsize "[0-9][0-9]+") | |
5712 | * (resx "[0-9][0-9]+") | |
5713 | * (resy "[0-9][0-9]+") | |
5714 | * (spacing "[cmp?*]") | |
5715 | * (avgwidth "[0-9]+") | |
5716 | * (registry "[^-]+") | |
5717 | * (encoding "[^-]+") | |
5718 | * ) | |
ee78dc32 | 5719 | */ |
ee78dc32 GV |
5720 | |
5721 | LONG | |
fbd6baed | 5722 | x_to_w32_weight (lpw) |
ee78dc32 GV |
5723 | char * lpw; |
5724 | { | |
5725 | if (!lpw) return (FW_DONTCARE); | |
5ac45f98 GV |
5726 | |
5727 | if (stricmp (lpw,"heavy") == 0) return FW_HEAVY; | |
5728 | else if (stricmp (lpw,"extrabold") == 0) return FW_EXTRABOLD; | |
5729 | else if (stricmp (lpw,"bold") == 0) return FW_BOLD; | |
5730 | else if (stricmp (lpw,"demibold") == 0) return FW_SEMIBOLD; | |
1edf84e7 | 5731 | else if (stricmp (lpw,"semibold") == 0) return FW_SEMIBOLD; |
5ac45f98 GV |
5732 | else if (stricmp (lpw,"medium") == 0) return FW_MEDIUM; |
5733 | else if (stricmp (lpw,"normal") == 0) return FW_NORMAL; | |
5734 | else if (stricmp (lpw,"light") == 0) return FW_LIGHT; | |
5735 | else if (stricmp (lpw,"extralight") == 0) return FW_EXTRALIGHT; | |
5736 | else if (stricmp (lpw,"thin") == 0) return FW_THIN; | |
ee78dc32 | 5737 | else |
5ac45f98 | 5738 | return FW_DONTCARE; |
ee78dc32 GV |
5739 | } |
5740 | ||
5ac45f98 | 5741 | |
ee78dc32 | 5742 | char * |
fbd6baed | 5743 | w32_to_x_weight (fnweight) |
ee78dc32 GV |
5744 | int fnweight; |
5745 | { | |
5ac45f98 GV |
5746 | if (fnweight >= FW_HEAVY) return "heavy"; |
5747 | if (fnweight >= FW_EXTRABOLD) return "extrabold"; | |
5748 | if (fnweight >= FW_BOLD) return "bold"; | |
03f8fb34 | 5749 | if (fnweight >= FW_SEMIBOLD) return "demibold"; |
5ac45f98 GV |
5750 | if (fnweight >= FW_MEDIUM) return "medium"; |
5751 | if (fnweight >= FW_NORMAL) return "normal"; | |
5752 | if (fnweight >= FW_LIGHT) return "light"; | |
5753 | if (fnweight >= FW_EXTRALIGHT) return "extralight"; | |
5754 | if (fnweight >= FW_THIN) return "thin"; | |
5755 | else | |
5756 | return "*"; | |
5757 | } | |
5758 | ||
5759 | LONG | |
fbd6baed | 5760 | x_to_w32_charset (lpcs) |
5ac45f98 GV |
5761 | char * lpcs; |
5762 | { | |
767b1ff0 | 5763 | Lisp_Object this_entry, w32_charset; |
4587b026 | 5764 | |
dfff8a69 JR |
5765 | /* Look through w32-charset-info-alist for the character set. |
5766 | Format of each entry is | |
5767 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
5768 | */ | |
767b1ff0 | 5769 | this_entry = Fassoc (build_string(lpcs), Vw32_charset_info_alist); |
4587b026 | 5770 | |
767b1ff0 JR |
5771 | if (NILP(this_entry)) |
5772 | { | |
5773 | /* At startup, we want iso8859-1 fonts to come up properly. */ | |
5774 | if (stricmp(lpcs, "iso8859-1") == 0) | |
5775 | return ANSI_CHARSET; | |
5776 | else | |
5777 | return DEFAULT_CHARSET; | |
5778 | } | |
5779 | ||
5780 | w32_charset = Fcar (Fcdr (this_entry)); | |
5781 | ||
5782 | // Translate Lisp symbol to number. | |
5783 | if (w32_charset == Qw32_charset_ansi) | |
5784 | return ANSI_CHARSET; | |
5785 | if (w32_charset == Qw32_charset_symbol) | |
5786 | return SYMBOL_CHARSET; | |
5787 | if (w32_charset == Qw32_charset_shiftjis) | |
5788 | return SHIFTJIS_CHARSET; | |
5789 | if (w32_charset == Qw32_charset_hangeul) | |
5790 | return HANGEUL_CHARSET; | |
5791 | if (w32_charset == Qw32_charset_chinesebig5) | |
5792 | return CHINESEBIG5_CHARSET; | |
5793 | if (w32_charset == Qw32_charset_gb2312) | |
5794 | return GB2312_CHARSET; | |
5795 | if (w32_charset == Qw32_charset_oem) | |
5796 | return OEM_CHARSET; | |
dfff8a69 | 5797 | #ifdef JOHAB_CHARSET |
767b1ff0 JR |
5798 | if (w32_charset == Qw32_charset_johab) |
5799 | return JOHAB_CHARSET; | |
5800 | if (w32_charset == Qw32_charset_easteurope) | |
5801 | return EASTEUROPE_CHARSET; | |
5802 | if (w32_charset == Qw32_charset_turkish) | |
5803 | return TURKISH_CHARSET; | |
5804 | if (w32_charset == Qw32_charset_baltic) | |
5805 | return BALTIC_CHARSET; | |
5806 | if (w32_charset == Qw32_charset_russian) | |
5807 | return RUSSIAN_CHARSET; | |
5808 | if (w32_charset == Qw32_charset_arabic) | |
5809 | return ARABIC_CHARSET; | |
5810 | if (w32_charset == Qw32_charset_greek) | |
5811 | return GREEK_CHARSET; | |
5812 | if (w32_charset == Qw32_charset_hebrew) | |
5813 | return HEBREW_CHARSET; | |
5814 | if (w32_charset == Qw32_charset_vietnamese) | |
5815 | return VIETNAMESE_CHARSET; | |
5816 | if (w32_charset == Qw32_charset_thai) | |
5817 | return THAI_CHARSET; | |
5818 | if (w32_charset == Qw32_charset_mac) | |
5819 | return MAC_CHARSET; | |
dfff8a69 | 5820 | #endif /* JOHAB_CHARSET */ |
5ac45f98 | 5821 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
5822 | if (w32_charset == Qw32_charset_unicode) |
5823 | return UNICODE_CHARSET; | |
5ac45f98 | 5824 | #endif |
dfff8a69 JR |
5825 | |
5826 | return DEFAULT_CHARSET; | |
5ac45f98 GV |
5827 | } |
5828 | ||
dfff8a69 | 5829 | |
5ac45f98 | 5830 | char * |
fbd6baed | 5831 | w32_to_x_charset (fncharset) |
5ac45f98 GV |
5832 | int fncharset; |
5833 | { | |
1edf84e7 | 5834 | static char buf[16]; |
767b1ff0 | 5835 | Lisp_Object charset_type; |
1edf84e7 | 5836 | |
5ac45f98 GV |
5837 | switch (fncharset) |
5838 | { | |
767b1ff0 JR |
5839 | case ANSI_CHARSET: |
5840 | /* Handle startup case of w32-charset-info-alist not | |
5841 | being set up yet. */ | |
5842 | if (NILP(Vw32_charset_info_alist)) | |
5843 | return "iso8859-1"; | |
5844 | charset_type = Qw32_charset_ansi; | |
5845 | break; | |
5846 | case DEFAULT_CHARSET: | |
5847 | charset_type = Qw32_charset_default; | |
5848 | break; | |
5849 | case SYMBOL_CHARSET: | |
5850 | charset_type = Qw32_charset_symbol; | |
5851 | break; | |
5852 | case SHIFTJIS_CHARSET: | |
5853 | charset_type = Qw32_charset_shiftjis; | |
5854 | break; | |
5855 | case HANGEUL_CHARSET: | |
5856 | charset_type = Qw32_charset_hangeul; | |
5857 | break; | |
5858 | case GB2312_CHARSET: | |
5859 | charset_type = Qw32_charset_gb2312; | |
5860 | break; | |
5861 | case CHINESEBIG5_CHARSET: | |
5862 | charset_type = Qw32_charset_chinesebig5; | |
5863 | break; | |
5864 | case OEM_CHARSET: | |
5865 | charset_type = Qw32_charset_oem; | |
5866 | break; | |
4587b026 GV |
5867 | |
5868 | /* More recent versions of Windows (95 and NT4.0) define more | |
5869 | character sets. */ | |
5870 | #ifdef EASTEUROPE_CHARSET | |
767b1ff0 JR |
5871 | case EASTEUROPE_CHARSET: |
5872 | charset_type = Qw32_charset_easteurope; | |
5873 | break; | |
5874 | case TURKISH_CHARSET: | |
5875 | charset_type = Qw32_charset_turkish; | |
5876 | break; | |
5877 | case BALTIC_CHARSET: | |
5878 | charset_type = Qw32_charset_baltic; | |
5879 | break; | |
33d52f9c | 5880 | case RUSSIAN_CHARSET: |
767b1ff0 JR |
5881 | charset_type = Qw32_charset_russian; |
5882 | break; | |
5883 | case ARABIC_CHARSET: | |
5884 | charset_type = Qw32_charset_arabic; | |
5885 | break; | |
5886 | case GREEK_CHARSET: | |
5887 | charset_type = Qw32_charset_greek; | |
5888 | break; | |
5889 | case HEBREW_CHARSET: | |
5890 | charset_type = Qw32_charset_hebrew; | |
5891 | break; | |
5892 | case VIETNAMESE_CHARSET: | |
5893 | charset_type = Qw32_charset_vietnamese; | |
5894 | break; | |
5895 | case THAI_CHARSET: | |
5896 | charset_type = Qw32_charset_thai; | |
5897 | break; | |
5898 | case MAC_CHARSET: | |
5899 | charset_type = Qw32_charset_mac; | |
5900 | break; | |
5901 | case JOHAB_CHARSET: | |
5902 | charset_type = Qw32_charset_johab; | |
5903 | break; | |
4587b026 GV |
5904 | #endif |
5905 | ||
5ac45f98 | 5906 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
5907 | case UNICODE_CHARSET: |
5908 | charset_type = Qw32_charset_unicode; | |
5909 | break; | |
5ac45f98 | 5910 | #endif |
767b1ff0 JR |
5911 | default: |
5912 | /* Encode numerical value of unknown charset. */ | |
5913 | sprintf (buf, "*-#%u", fncharset); | |
5914 | return buf; | |
5ac45f98 | 5915 | } |
767b1ff0 JR |
5916 | |
5917 | { | |
5918 | Lisp_Object rest; | |
5919 | char * best_match = NULL; | |
5920 | ||
5921 | /* Look through w32-charset-info-alist for the character set. | |
5922 | Prefer ISO codepages, and prefer lower numbers in the ISO | |
5923 | range. Only return charsets for codepages which are installed. | |
5924 | ||
5925 | Format of each entry is | |
5926 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
5927 | */ | |
5928 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
5929 | { | |
5930 | char * x_charset; | |
5931 | Lisp_Object w32_charset; | |
5932 | Lisp_Object codepage; | |
5933 | ||
5934 | Lisp_Object this_entry = XCAR (rest); | |
5935 | ||
5936 | /* Skip invalid entries in alist. */ | |
5937 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
5938 | || !CONSP (XCDR (this_entry)) | |
5939 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
5940 | continue; | |
5941 | ||
5942 | x_charset = XSTRING (XCAR (this_entry))->data; | |
5943 | w32_charset = XCAR (XCDR (this_entry)); | |
5944 | codepage = XCDR (XCDR (this_entry)); | |
5945 | ||
5946 | /* Look for Same charset and a valid codepage (or non-int | |
5947 | which means ignore). */ | |
5948 | if (w32_charset == charset_type | |
5949 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
5950 | || IsValidCodePage (XINT (codepage)))) | |
5951 | { | |
5952 | /* If we don't have a match already, then this is the | |
5953 | best. */ | |
5954 | if (!best_match) | |
5955 | best_match = x_charset; | |
5956 | /* If this is an ISO codepage, and the best so far isn't, | |
5957 | then this is better. */ | |
5958 | else if (stricmp (best_match, "iso") != 0 | |
5959 | && stricmp (x_charset, "iso") == 0) | |
5960 | best_match = x_charset; | |
5961 | /* If both are ISO8859 codepages, choose the one with the | |
5962 | lowest number in the encoding field. */ | |
5963 | else if (stricmp (best_match, "iso8859-") == 0 | |
5964 | && stricmp (x_charset, "iso8859-") == 0) | |
5965 | { | |
5966 | int best_enc = atoi (best_match + 8); | |
5967 | int this_enc = atoi (x_charset + 8); | |
5968 | if (this_enc > 0 && this_enc < best_enc) | |
5969 | best_match = x_charset; | |
5970 | } | |
5971 | } | |
5972 | } | |
5973 | ||
5974 | /* If no match, encode the numeric value. */ | |
5975 | if (!best_match) | |
5976 | { | |
5977 | sprintf (buf, "*-#%u", fncharset); | |
5978 | return buf; | |
5979 | } | |
5980 | ||
5981 | strncpy(buf, best_match, 15); | |
5982 | buf[15] = '\0'; | |
5983 | return buf; | |
5984 | } | |
ee78dc32 GV |
5985 | } |
5986 | ||
dfff8a69 JR |
5987 | |
5988 | /* Get the Windows codepage corresponding to the specified font. The | |
5989 | charset info in the font name is used to look up | |
5990 | w32-charset-to-codepage-alist. */ | |
5991 | int | |
5992 | w32_codepage_for_font (char *fontname) | |
5993 | { | |
767b1ff0 JR |
5994 | Lisp_Object codepage, entry; |
5995 | char *charset_str, *charset, *end; | |
dfff8a69 | 5996 | |
767b1ff0 | 5997 | if (NILP (Vw32_charset_info_alist)) |
dfff8a69 JR |
5998 | return CP_DEFAULT; |
5999 | ||
767b1ff0 JR |
6000 | /* Extract charset part of font string. */ |
6001 | charset = xlfd_charset_of_font (fontname); | |
6002 | ||
6003 | if (!charset) | |
6004 | return CP_INVALID; | |
6005 | ||
6006 | charset_str = (char *) alloca (strlen (charset)); | |
6007 | strcpy (charset_str, charset); | |
6008 | ||
dfff8a69 JR |
6009 | /* Remove leading "*-". */ |
6010 | if (strncmp ("*-", charset_str, 2) == 0) | |
6011 | charset = charset_str + 2; | |
6012 | else | |
6013 | charset = charset_str; | |
6014 | ||
6015 | /* Stop match at wildcard (including preceding '-'). */ | |
6016 | if (end = strchr (charset, '*')) | |
6017 | { | |
6018 | if (end > charset && *(end-1) == '-') | |
6019 | end--; | |
6020 | *end = '\0'; | |
6021 | } | |
6022 | ||
767b1ff0 JR |
6023 | entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
6024 | if (NILP (entry)) | |
6025 | return CP_INVALID; | |
6026 | ||
6027 | codepage = Fcdr (Fcdr (entry)); | |
6028 | ||
6029 | if (NILP (codepage)) | |
6030 | return CP_8BIT; | |
6031 | else if (XFASTINT (codepage) == XFASTINT (Qt)) | |
6032 | return CP_UNICODE; | |
6033 | else if (INTEGERP (codepage)) | |
dfff8a69 JR |
6034 | return XINT (codepage); |
6035 | else | |
767b1ff0 | 6036 | return CP_INVALID; |
dfff8a69 JR |
6037 | } |
6038 | ||
6039 | ||
ee78dc32 | 6040 | BOOL |
767b1ff0 | 6041 | w32_to_x_font (lplogfont, lpxstr, len, specific_charset) |
ee78dc32 GV |
6042 | LOGFONT * lplogfont; |
6043 | char * lpxstr; | |
6044 | int len; | |
767b1ff0 | 6045 | char * specific_charset; |
ee78dc32 | 6046 | { |
6fc2811b | 6047 | char* fonttype; |
f46e6225 | 6048 | char *fontname; |
3cb20f4a RS |
6049 | char height_pixels[8]; |
6050 | char height_dpi[8]; | |
6051 | char width_pixels[8]; | |
4587b026 | 6052 | char *fontname_dash; |
d88c567c JR |
6053 | int display_resy = one_w32_display_info.resy; |
6054 | int display_resx = one_w32_display_info.resx; | |
f46e6225 GV |
6055 | int bufsz; |
6056 | struct coding_system coding; | |
3cb20f4a RS |
6057 | |
6058 | if (!lpxstr) abort (); | |
ee78dc32 | 6059 | |
3cb20f4a RS |
6060 | if (!lplogfont) |
6061 | return FALSE; | |
6062 | ||
6fc2811b JR |
6063 | if (lplogfont->lfOutPrecision == OUT_STRING_PRECIS) |
6064 | fonttype = "raster"; | |
6065 | else if (lplogfont->lfOutPrecision == OUT_STROKE_PRECIS) | |
6066 | fonttype = "outline"; | |
6067 | else | |
6068 | fonttype = "unknown"; | |
6069 | ||
f46e6225 GV |
6070 | setup_coding_system (Fcheck_coding_system (Vw32_system_coding_system), |
6071 | &coding); | |
aab5ac44 KH |
6072 | coding.src_multibyte = 0; |
6073 | coding.dst_multibyte = 1; | |
f46e6225 GV |
6074 | coding.mode |= CODING_MODE_LAST_BLOCK; |
6075 | bufsz = decoding_buffer_size (&coding, LF_FACESIZE); | |
6076 | ||
6077 | fontname = alloca(sizeof(*fontname) * bufsz); | |
6078 | decode_coding (&coding, lplogfont->lfFaceName, fontname, | |
6079 | strlen(lplogfont->lfFaceName), bufsz - 1); | |
6080 | *(fontname + coding.produced) = '\0'; | |
4587b026 GV |
6081 | |
6082 | /* Replace dashes with underscores so the dashes are not | |
f46e6225 | 6083 | misinterpreted. */ |
4587b026 GV |
6084 | fontname_dash = fontname; |
6085 | while (fontname_dash = strchr (fontname_dash, '-')) | |
6086 | *fontname_dash = '_'; | |
6087 | ||
3cb20f4a | 6088 | if (lplogfont->lfHeight) |
ee78dc32 | 6089 | { |
3cb20f4a RS |
6090 | sprintf (height_pixels, "%u", abs (lplogfont->lfHeight)); |
6091 | sprintf (height_dpi, "%u", | |
33d52f9c | 6092 | abs (lplogfont->lfHeight) * 720 / display_resy); |
5ac45f98 GV |
6093 | } |
6094 | else | |
ee78dc32 | 6095 | { |
3cb20f4a RS |
6096 | strcpy (height_pixels, "*"); |
6097 | strcpy (height_dpi, "*"); | |
ee78dc32 | 6098 | } |
3cb20f4a RS |
6099 | if (lplogfont->lfWidth) |
6100 | sprintf (width_pixels, "%u", lplogfont->lfWidth * 10); | |
6101 | else | |
6102 | strcpy (width_pixels, "*"); | |
6103 | ||
6104 | _snprintf (lpxstr, len - 1, | |
6fc2811b JR |
6105 | "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s", |
6106 | fonttype, /* foundry */ | |
4587b026 GV |
6107 | fontname, /* family */ |
6108 | w32_to_x_weight (lplogfont->lfWeight), /* weight */ | |
6109 | lplogfont->lfItalic?'i':'r', /* slant */ | |
6110 | /* setwidth name */ | |
6111 | /* add style name */ | |
6112 | height_pixels, /* pixel size */ | |
6113 | height_dpi, /* point size */ | |
33d52f9c GV |
6114 | display_resx, /* resx */ |
6115 | display_resy, /* resy */ | |
4587b026 GV |
6116 | ((lplogfont->lfPitchAndFamily & 0x3) == VARIABLE_PITCH) |
6117 | ? 'p' : 'c', /* spacing */ | |
6118 | width_pixels, /* avg width */ | |
767b1ff0 JR |
6119 | specific_charset ? specific_charset |
6120 | : w32_to_x_charset (lplogfont->lfCharSet) | |
6121 | /* charset registry and encoding */ | |
3cb20f4a RS |
6122 | ); |
6123 | ||
ee78dc32 GV |
6124 | lpxstr[len - 1] = 0; /* just to be sure */ |
6125 | return (TRUE); | |
6126 | } | |
6127 | ||
6128 | BOOL | |
fbd6baed | 6129 | x_to_w32_font (lpxstr, lplogfont) |
ee78dc32 GV |
6130 | char * lpxstr; |
6131 | LOGFONT * lplogfont; | |
6132 | { | |
f46e6225 GV |
6133 | struct coding_system coding; |
6134 | ||
ee78dc32 | 6135 | if (!lplogfont) return (FALSE); |
f46e6225 | 6136 | |
ee78dc32 | 6137 | memset (lplogfont, 0, sizeof (*lplogfont)); |
5ac45f98 | 6138 | |
1a292d24 | 6139 | /* Set default value for each field. */ |
771c47d5 | 6140 | #if 1 |
ee78dc32 GV |
6141 | lplogfont->lfOutPrecision = OUT_DEFAULT_PRECIS; |
6142 | lplogfont->lfClipPrecision = CLIP_DEFAULT_PRECIS; | |
6143 | lplogfont->lfQuality = DEFAULT_QUALITY; | |
5ac45f98 GV |
6144 | #else |
6145 | /* go for maximum quality */ | |
6146 | lplogfont->lfOutPrecision = OUT_STROKE_PRECIS; | |
6147 | lplogfont->lfClipPrecision = CLIP_STROKE_PRECIS; | |
6148 | lplogfont->lfQuality = PROOF_QUALITY; | |
6149 | #endif | |
6150 | ||
1a292d24 AI |
6151 | lplogfont->lfCharSet = DEFAULT_CHARSET; |
6152 | lplogfont->lfWeight = FW_DONTCARE; | |
6153 | lplogfont->lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE; | |
6154 | ||
5ac45f98 GV |
6155 | if (!lpxstr) |
6156 | return FALSE; | |
6157 | ||
6158 | /* Provide a simple escape mechanism for specifying Windows font names | |
6159 | * directly -- if font spec does not beginning with '-', assume this | |
6160 | * format: | |
6161 | * "<font name>[:height in pixels[:width in pixels[:weight]]]" | |
6162 | */ | |
ee78dc32 | 6163 | |
5ac45f98 GV |
6164 | if (*lpxstr == '-') |
6165 | { | |
33d52f9c GV |
6166 | int fields, tem; |
6167 | char name[50], weight[20], slant, pitch, pixels[10], height[10], | |
6168 | width[10], resy[10], remainder[20]; | |
5ac45f98 | 6169 | char * encoding; |
d98c0337 | 6170 | int dpi = one_w32_display_info.resy; |
5ac45f98 GV |
6171 | |
6172 | fields = sscanf (lpxstr, | |
33d52f9c GV |
6173 | "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%19s", |
6174 | name, weight, &slant, pixels, height, resy, &pitch, width, remainder); | |
5ac45f98 GV |
6175 | if (fields == EOF) return (FALSE); |
6176 | ||
6fc2811b JR |
6177 | /* If wildcards cover more than one field, we don't know which |
6178 | field is which, so don't fill any in. */ | |
6179 | ||
6180 | if (fields < 9) | |
6181 | fields = 0; | |
6182 | ||
5ac45f98 GV |
6183 | if (fields > 0 && name[0] != '*') |
6184 | { | |
8ea3e054 RS |
6185 | int bufsize; |
6186 | unsigned char *buf; | |
6187 | ||
f46e6225 GV |
6188 | setup_coding_system |
6189 | (Fcheck_coding_system (Vw32_system_coding_system), &coding); | |
aab5ac44 KH |
6190 | coding.src_multibyte = 1; |
6191 | coding.dst_multibyte = 1; | |
8ea3e054 RS |
6192 | bufsize = encoding_buffer_size (&coding, strlen (name)); |
6193 | buf = (unsigned char *) alloca (bufsize); | |
f46e6225 | 6194 | coding.mode |= CODING_MODE_LAST_BLOCK; |
8ea3e054 RS |
6195 | encode_coding (&coding, name, buf, strlen (name), bufsize); |
6196 | if (coding.produced >= LF_FACESIZE) | |
6197 | coding.produced = LF_FACESIZE - 1; | |
6198 | buf[coding.produced] = 0; | |
6199 | strcpy (lplogfont->lfFaceName, buf); | |
5ac45f98 GV |
6200 | } |
6201 | else | |
6202 | { | |
6fc2811b | 6203 | lplogfont->lfFaceName[0] = '\0'; |
5ac45f98 GV |
6204 | } |
6205 | ||
6206 | fields--; | |
6207 | ||
fbd6baed | 6208 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6209 | |
6210 | fields--; | |
6211 | ||
6fc2811b | 6212 | if (!NILP (Vw32_enable_synthesized_fonts)) |
5ac45f98 GV |
6213 | lplogfont->lfItalic = (fields > 0 && slant == 'i'); |
6214 | ||
6215 | fields--; | |
6216 | ||
6217 | if (fields > 0 && pixels[0] != '*') | |
6218 | lplogfont->lfHeight = atoi (pixels); | |
6219 | ||
6220 | fields--; | |
5ac45f98 | 6221 | fields--; |
33d52f9c GV |
6222 | if (fields > 0 && resy[0] != '*') |
6223 | { | |
6fc2811b | 6224 | tem = atoi (resy); |
33d52f9c GV |
6225 | if (tem > 0) dpi = tem; |
6226 | } | |
5ac45f98 | 6227 | |
33d52f9c GV |
6228 | if (fields > -1 && lplogfont->lfHeight == 0 && height[0] != '*') |
6229 | lplogfont->lfHeight = atoi (height) * dpi / 720; | |
6230 | ||
6231 | if (fields > 0) | |
5ac45f98 GV |
6232 | lplogfont->lfPitchAndFamily = |
6233 | (fields > 0 && pitch == 'p') ? VARIABLE_PITCH : FIXED_PITCH; | |
6234 | ||
6235 | fields--; | |
6236 | ||
6237 | if (fields > 0 && width[0] != '*') | |
6238 | lplogfont->lfWidth = atoi (width) / 10; | |
6239 | ||
6240 | fields--; | |
6241 | ||
4587b026 | 6242 | /* Strip the trailing '-' if present. (it shouldn't be, as it |
d88c567c | 6243 | fails the test against xlfd-tight-regexp in fontset.el). */ |
3c190163 | 6244 | { |
5ac45f98 GV |
6245 | int len = strlen (remainder); |
6246 | if (len > 0 && remainder[len-1] == '-') | |
6247 | remainder[len-1] = 0; | |
ee78dc32 | 6248 | } |
5ac45f98 GV |
6249 | encoding = remainder; |
6250 | if (strncmp (encoding, "*-", 2) == 0) | |
6251 | encoding += 2; | |
fbd6baed | 6252 | lplogfont->lfCharSet = x_to_w32_charset (fields > 0 ? encoding : ""); |
5ac45f98 GV |
6253 | } |
6254 | else | |
6255 | { | |
6256 | int fields; | |
6257 | char name[100], height[10], width[10], weight[20]; | |
a1a80b40 | 6258 | |
5ac45f98 GV |
6259 | fields = sscanf (lpxstr, |
6260 | "%99[^:]:%9[^:]:%9[^:]:%19s", | |
6261 | name, height, width, weight); | |
6262 | ||
6263 | if (fields == EOF) return (FALSE); | |
6264 | ||
6265 | if (fields > 0) | |
6266 | { | |
6267 | strncpy (lplogfont->lfFaceName,name, LF_FACESIZE); | |
6268 | lplogfont->lfFaceName[LF_FACESIZE-1] = 0; | |
6269 | } | |
6270 | else | |
6271 | { | |
6272 | lplogfont->lfFaceName[0] = 0; | |
6273 | } | |
6274 | ||
6275 | fields--; | |
6276 | ||
6277 | if (fields > 0) | |
6278 | lplogfont->lfHeight = atoi (height); | |
6279 | ||
6280 | fields--; | |
6281 | ||
6282 | if (fields > 0) | |
6283 | lplogfont->lfWidth = atoi (width); | |
6284 | ||
6285 | fields--; | |
6286 | ||
fbd6baed | 6287 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6288 | } |
6289 | ||
6290 | /* This makes TrueType fonts work better. */ | |
6291 | lplogfont->lfHeight = - abs (lplogfont->lfHeight); | |
6fc2811b | 6292 | |
ee78dc32 GV |
6293 | return (TRUE); |
6294 | } | |
6295 | ||
d88c567c JR |
6296 | /* Strip the pixel height and point height from the given xlfd, and |
6297 | return the pixel height. If no pixel height is specified, calculate | |
6298 | one from the point height, or if that isn't defined either, return | |
6299 | 0 (which usually signifies a scalable font). | |
6300 | */ | |
6301 | int xlfd_strip_height (char *fontname) | |
6302 | { | |
6303 | int pixel_height, point_height, dpi, field_number; | |
6304 | char *read_from, *write_to; | |
6305 | ||
6306 | xassert (fontname); | |
6307 | ||
6308 | pixel_height = field_number = 0; | |
6309 | write_to = NULL; | |
6310 | ||
6311 | /* Look for height fields. */ | |
6312 | for (read_from = fontname; *read_from; read_from++) | |
6313 | { | |
6314 | if (*read_from == '-') | |
6315 | { | |
6316 | field_number++; | |
6317 | if (field_number == 7) /* Pixel height. */ | |
6318 | { | |
6319 | read_from++; | |
6320 | write_to = read_from; | |
6321 | ||
6322 | /* Find end of field. */ | |
6323 | for (;*read_from && *read_from != '-'; read_from++) | |
6324 | ; | |
6325 | ||
6326 | /* Split the fontname at end of field. */ | |
6327 | if (*read_from) | |
6328 | { | |
6329 | *read_from = '\0'; | |
6330 | read_from++; | |
6331 | } | |
6332 | pixel_height = atoi (write_to); | |
6333 | /* Blank out field. */ | |
6334 | if (read_from > write_to) | |
6335 | { | |
6336 | *write_to = '-'; | |
6337 | write_to++; | |
6338 | } | |
767b1ff0 | 6339 | /* If the pixel height field is at the end (partial xlfd), |
d88c567c JR |
6340 | return now. */ |
6341 | else | |
6342 | return pixel_height; | |
6343 | ||
6344 | /* If we got a pixel height, the point height can be | |
6345 | ignored. Just blank it out and break now. */ | |
6346 | if (pixel_height) | |
6347 | { | |
6348 | /* Find end of point size field. */ | |
6349 | for (; *read_from && *read_from != '-'; read_from++) | |
6350 | ; | |
6351 | ||
6352 | if (*read_from) | |
6353 | read_from++; | |
6354 | ||
6355 | /* Blank out the point size field. */ | |
6356 | if (read_from > write_to) | |
6357 | { | |
6358 | *write_to = '-'; | |
6359 | write_to++; | |
6360 | } | |
6361 | else | |
6362 | return pixel_height; | |
6363 | ||
6364 | break; | |
6365 | } | |
6366 | /* If the point height is already blank, break now. */ | |
6367 | if (*read_from == '-') | |
6368 | { | |
6369 | read_from++; | |
6370 | break; | |
6371 | } | |
6372 | } | |
6373 | else if (field_number == 8) | |
6374 | { | |
6375 | /* If we didn't get a pixel height, try to get the point | |
6376 | height and convert that. */ | |
6377 | int point_size; | |
6378 | char *point_size_start = read_from++; | |
6379 | ||
6380 | /* Find end of field. */ | |
6381 | for (; *read_from && *read_from != '-'; read_from++) | |
6382 | ; | |
6383 | ||
6384 | if (*read_from) | |
6385 | { | |
6386 | *read_from = '\0'; | |
6387 | read_from++; | |
6388 | } | |
6389 | ||
6390 | point_size = atoi (point_size_start); | |
6391 | ||
6392 | /* Convert to pixel height. */ | |
6393 | pixel_height = point_size | |
6394 | * one_w32_display_info.height_in / 720; | |
6395 | ||
6396 | /* Blank out this field and break. */ | |
6397 | *write_to = '-'; | |
6398 | write_to++; | |
6399 | break; | |
6400 | } | |
6401 | } | |
6402 | } | |
6403 | ||
6404 | /* Shift the rest of the font spec into place. */ | |
6405 | if (write_to && read_from > write_to) | |
6406 | { | |
6407 | for (; *read_from; read_from++, write_to++) | |
6408 | *write_to = *read_from; | |
6409 | *write_to = '\0'; | |
6410 | } | |
6411 | ||
6412 | return pixel_height; | |
6413 | } | |
6414 | ||
6fc2811b | 6415 | /* Assume parameter 1 is fully qualified, no wildcards. */ |
ee78dc32 | 6416 | BOOL |
6fc2811b JR |
6417 | w32_font_match (fontname, pattern) |
6418 | char * fontname; | |
6419 | char * pattern; | |
ee78dc32 | 6420 | { |
6fc2811b | 6421 | char *regex = alloca (strlen (pattern) * 2); |
d88c567c | 6422 | char *font_name_copy = alloca (strlen (fontname) + 1); |
6fc2811b | 6423 | char *ptr; |
ee78dc32 | 6424 | |
d88c567c JR |
6425 | /* Copy fontname so we can modify it during comparison. */ |
6426 | strcpy (font_name_copy, fontname); | |
6427 | ||
6fc2811b JR |
6428 | ptr = regex; |
6429 | *ptr++ = '^'; | |
ee78dc32 | 6430 | |
6fc2811b JR |
6431 | /* Turn pattern into a regexp and do a regexp match. */ |
6432 | for (; *pattern; pattern++) | |
6433 | { | |
6434 | if (*pattern == '?') | |
6435 | *ptr++ = '.'; | |
6436 | else if (*pattern == '*') | |
6437 | { | |
6438 | *ptr++ = '.'; | |
6439 | *ptr++ = '*'; | |
6440 | } | |
33d52f9c | 6441 | else |
6fc2811b | 6442 | *ptr++ = *pattern; |
ee78dc32 | 6443 | } |
6fc2811b JR |
6444 | *ptr = '$'; |
6445 | *(ptr + 1) = '\0'; | |
6446 | ||
d88c567c JR |
6447 | /* Strip out font heights and compare them seperately, since |
6448 | rounding error can cause mismatches. This also allows a | |
6449 | comparison between a font that declares only a pixel height and a | |
6450 | pattern that declares the point height. | |
6451 | */ | |
6452 | { | |
6453 | int font_height, pattern_height; | |
6454 | ||
6455 | font_height = xlfd_strip_height (font_name_copy); | |
6456 | pattern_height = xlfd_strip_height (regex); | |
6457 | ||
6458 | /* Compare now, and don't bother doing expensive regexp matching | |
6459 | if the heights differ. */ | |
6460 | if (font_height && pattern_height && (font_height != pattern_height)) | |
6461 | return FALSE; | |
6462 | } | |
6463 | ||
6fc2811b | 6464 | return (fast_c_string_match_ignore_case (build_string (regex), |
d88c567c | 6465 | font_name_copy) >= 0); |
ee78dc32 GV |
6466 | } |
6467 | ||
5ca0cd71 GV |
6468 | /* Callback functions, and a structure holding info they need, for |
6469 | listing system fonts on W32. We need one set of functions to do the | |
6470 | job properly, but these don't work on NT 3.51 and earlier, so we | |
6471 | have a second set which don't handle character sets properly to | |
6472 | fall back on. | |
6473 | ||
6474 | In both cases, there are two passes made. The first pass gets one | |
6475 | font from each family, the second pass lists all the fonts from | |
6476 | each family. */ | |
6477 | ||
ee78dc32 GV |
6478 | typedef struct enumfont_t |
6479 | { | |
6480 | HDC hdc; | |
6481 | int numFonts; | |
3cb20f4a | 6482 | LOGFONT logfont; |
ee78dc32 GV |
6483 | XFontStruct *size_ref; |
6484 | Lisp_Object *pattern; | |
ee78dc32 GV |
6485 | Lisp_Object *tail; |
6486 | } enumfont_t; | |
6487 | ||
6488 | int CALLBACK | |
6489 | enum_font_cb2 (lplf, lptm, FontType, lpef) | |
6490 | ENUMLOGFONT * lplf; | |
6491 | NEWTEXTMETRIC * lptm; | |
6492 | int FontType; | |
6493 | enumfont_t * lpef; | |
6494 | { | |
1edf84e7 | 6495 | if (lplf->elfLogFont.lfStrikeOut || lplf->elfLogFont.lfUnderline) |
ee78dc32 GV |
6496 | return (1); |
6497 | ||
4587b026 GV |
6498 | /* Check that the character set matches if it was specified */ |
6499 | if (lpef->logfont.lfCharSet != DEFAULT_CHARSET && | |
6500 | lplf->elfLogFont.lfCharSet != lpef->logfont.lfCharSet) | |
6501 | return (1); | |
6502 | ||
ee78dc32 GV |
6503 | { |
6504 | char buf[100]; | |
4587b026 | 6505 | Lisp_Object width = Qnil; |
767b1ff0 | 6506 | char *charset = NULL; |
ee78dc32 | 6507 | |
6fc2811b JR |
6508 | /* Truetype fonts do not report their true metrics until loaded */ |
6509 | if (FontType != RASTER_FONTTYPE) | |
3cb20f4a | 6510 | { |
6fc2811b JR |
6511 | if (!NILP (*(lpef->pattern))) |
6512 | { | |
6513 | /* Scalable fonts are as big as you want them to be. */ | |
6514 | lplf->elfLogFont.lfHeight = lpef->logfont.lfHeight; | |
6515 | lplf->elfLogFont.lfWidth = lpef->logfont.lfWidth; | |
6516 | width = make_number (lpef->logfont.lfWidth); | |
6517 | } | |
6518 | else | |
6519 | { | |
6520 | lplf->elfLogFont.lfHeight = 0; | |
6521 | lplf->elfLogFont.lfWidth = 0; | |
6522 | } | |
3cb20f4a | 6523 | } |
6fc2811b | 6524 | |
f46e6225 GV |
6525 | /* Make sure the height used here is the same as everywhere |
6526 | else (ie character height, not cell height). */ | |
6fc2811b JR |
6527 | if (lplf->elfLogFont.lfHeight > 0) |
6528 | { | |
6529 | /* lptm can be trusted for RASTER fonts, but not scalable ones. */ | |
6530 | if (FontType == RASTER_FONTTYPE) | |
6531 | lplf->elfLogFont.lfHeight = lptm->tmInternalLeading - lptm->tmHeight; | |
6532 | else | |
6533 | lplf->elfLogFont.lfHeight = -lplf->elfLogFont.lfHeight; | |
6534 | } | |
4587b026 | 6535 | |
767b1ff0 JR |
6536 | if (!NILP (*(lpef->pattern))) |
6537 | { | |
6538 | charset = xlfd_charset_of_font (XSTRING(*(lpef->pattern))->data); | |
6539 | ||
6540 | /* Ensure that charset is valid for this font. */ | |
6541 | if (charset | |
6542 | && (x_to_w32_charset (charset) != lplf->elfLogFont.lfCharSet)) | |
6543 | charset = NULL; | |
6544 | } | |
6545 | ||
6546 | /* TODO: List all relevant charsets if charset not specified. */ | |
6547 | if (!w32_to_x_font (&(lplf->elfLogFont), buf, 100, charset)) | |
33d52f9c | 6548 | return (0); |
ee78dc32 | 6549 | |
5ca0cd71 GV |
6550 | if (NILP (*(lpef->pattern)) |
6551 | || w32_font_match (buf, XSTRING (*(lpef->pattern))->data)) | |
ee78dc32 | 6552 | { |
4587b026 | 6553 | *lpef->tail = Fcons (Fcons (build_string (buf), width), Qnil); |
8e713be6 | 6554 | lpef->tail = &(XCDR (*lpef->tail)); |
ee78dc32 GV |
6555 | lpef->numFonts++; |
6556 | } | |
6557 | } | |
6fc2811b | 6558 | |
ee78dc32 GV |
6559 | return (1); |
6560 | } | |
6561 | ||
6562 | int CALLBACK | |
6563 | enum_font_cb1 (lplf, lptm, FontType, lpef) | |
6564 | ENUMLOGFONT * lplf; | |
6565 | NEWTEXTMETRIC * lptm; | |
6566 | int FontType; | |
6567 | enumfont_t * lpef; | |
6568 | { | |
6569 | return EnumFontFamilies (lpef->hdc, | |
6570 | lplf->elfLogFont.lfFaceName, | |
6571 | (FONTENUMPROC) enum_font_cb2, | |
6572 | (LPARAM) lpef); | |
6573 | } | |
6574 | ||
6575 | ||
5ca0cd71 GV |
6576 | int CALLBACK |
6577 | enum_fontex_cb2 (lplf, lptm, font_type, lpef) | |
6578 | ENUMLOGFONTEX * lplf; | |
6579 | NEWTEXTMETRICEX * lptm; | |
6580 | int font_type; | |
6581 | enumfont_t * lpef; | |
6582 | { | |
6583 | /* We are not interested in the extra info we get back from the 'Ex | |
6584 | version - only the fact that we get character set variations | |
6585 | enumerated seperately. */ | |
6586 | return enum_font_cb2 ((ENUMLOGFONT *) lplf, (NEWTEXTMETRIC *) lptm, | |
6587 | font_type, lpef); | |
6588 | } | |
6589 | ||
6590 | int CALLBACK | |
6591 | enum_fontex_cb1 (lplf, lptm, font_type, lpef) | |
6592 | ENUMLOGFONTEX * lplf; | |
6593 | NEWTEXTMETRICEX * lptm; | |
6594 | int font_type; | |
6595 | enumfont_t * lpef; | |
6596 | { | |
6597 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
6598 | FARPROC enum_font_families_ex | |
6599 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
6600 | /* We don't really expect EnumFontFamiliesEx to disappear once we | |
6601 | get here, so don't bother handling it gracefully. */ | |
6602 | if (enum_font_families_ex == NULL) | |
6603 | error ("gdi32.dll has disappeared!"); | |
6604 | return enum_font_families_ex (lpef->hdc, | |
6605 | &lplf->elfLogFont, | |
6606 | (FONTENUMPROC) enum_fontex_cb2, | |
6607 | (LPARAM) lpef, 0); | |
6608 | } | |
6609 | ||
4587b026 GV |
6610 | /* Interface to fontset handler. (adapted from mw32font.c in Meadow |
6611 | and xterm.c in Emacs 20.3) */ | |
6612 | ||
5ca0cd71 | 6613 | Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names) |
33d52f9c GV |
6614 | { |
6615 | char *fontname, *ptnstr; | |
6616 | Lisp_Object list, tem, newlist = Qnil; | |
55dcfc15 | 6617 | int n_fonts = 0; |
33d52f9c GV |
6618 | |
6619 | list = Vw32_bdf_filename_alist; | |
6620 | ptnstr = XSTRING (pattern)->data; | |
6621 | ||
8e713be6 | 6622 | for ( ; CONSP (list); list = XCDR (list)) |
33d52f9c | 6623 | { |
8e713be6 | 6624 | tem = XCAR (list); |
33d52f9c | 6625 | if (CONSP (tem)) |
8e713be6 | 6626 | fontname = XSTRING (XCAR (tem))->data; |
33d52f9c GV |
6627 | else if (STRINGP (tem)) |
6628 | fontname = XSTRING (tem)->data; | |
6629 | else | |
6630 | continue; | |
6631 | ||
6632 | if (w32_font_match (fontname, ptnstr)) | |
5ca0cd71 | 6633 | { |
8e713be6 | 6634 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
6635 | n_fonts++; |
6636 | if (n_fonts >= max_names) | |
6637 | break; | |
6638 | } | |
33d52f9c GV |
6639 | } |
6640 | ||
6641 | return newlist; | |
6642 | } | |
6643 | ||
5ca0cd71 GV |
6644 | Lisp_Object w32_list_synthesized_fonts (FRAME_PTR f, Lisp_Object pattern, |
6645 | int size, int max_names); | |
6646 | ||
4587b026 GV |
6647 | /* Return a list of names of available fonts matching PATTERN on frame |
6648 | F. If SIZE is not 0, it is the size (maximum bound width) of fonts | |
6649 | to be listed. Frame F NULL means we have not yet created any | |
6650 | frame, which means we can't get proper size info, as we don't have | |
6651 | a device context to use for GetTextMetrics. | |
6652 | MAXNAMES sets a limit on how many fonts to match. */ | |
6653 | ||
6654 | Lisp_Object | |
6655 | w32_list_fonts (FRAME_PTR f, Lisp_Object pattern, int size, int maxnames ) | |
6656 | { | |
6fc2811b | 6657 | Lisp_Object patterns, key = Qnil, tem, tpat; |
4587b026 | 6658 | Lisp_Object list = Qnil, newlist = Qnil, second_best = Qnil; |
33d52f9c | 6659 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
5ca0cd71 | 6660 | int n_fonts = 0; |
396594fe | 6661 | |
4587b026 GV |
6662 | patterns = Fassoc (pattern, Valternate_fontname_alist); |
6663 | if (NILP (patterns)) | |
6664 | patterns = Fcons (pattern, Qnil); | |
6665 | ||
8e713be6 | 6666 | for (; CONSP (patterns); patterns = XCDR (patterns)) |
4587b026 GV |
6667 | { |
6668 | enumfont_t ef; | |
767b1ff0 | 6669 | int codepage; |
4587b026 | 6670 | |
8e713be6 | 6671 | tpat = XCAR (patterns); |
4587b026 | 6672 | |
767b1ff0 JR |
6673 | if (!STRINGP (tpat)) |
6674 | continue; | |
6675 | ||
6676 | /* Avoid expensive EnumFontFamilies functions if we are not | |
6677 | going to be able to output one of these anyway. */ | |
6678 | codepage = w32_codepage_for_font (XSTRING (tpat)->data); | |
6679 | if (codepage != CP_8BIT && codepage != CP_UNICODE | |
6680 | && codepage != CP_DEFAULT && !IsValidCodePage(codepage)) | |
6681 | continue; | |
6682 | ||
4587b026 GV |
6683 | /* See if we cached the result for this particular query. |
6684 | The cache is an alist of the form: | |
6685 | ((PATTERN (FONTNAME . WIDTH) ...) ...) | |
6686 | */ | |
8e713be6 | 6687 | if (tem = XCDR (dpyinfo->name_list_element), |
33d52f9c | 6688 | !NILP (list = Fassoc (tpat, tem))) |
4587b026 GV |
6689 | { |
6690 | list = Fcdr_safe (list); | |
6691 | /* We have a cached list. Don't have to get the list again. */ | |
6692 | goto label_cached; | |
6693 | } | |
6694 | ||
6695 | BLOCK_INPUT; | |
6696 | /* At first, put PATTERN in the cache. */ | |
6697 | list = Qnil; | |
33d52f9c GV |
6698 | ef.pattern = &tpat; |
6699 | ef.tail = &list; | |
4587b026 | 6700 | ef.numFonts = 0; |
33d52f9c | 6701 | |
5ca0cd71 GV |
6702 | /* Use EnumFontFamiliesEx where it is available, as it knows |
6703 | about character sets. Fall back to EnumFontFamilies for | |
6704 | older versions of NT that don't support the 'Ex function. */ | |
767b1ff0 | 6705 | x_to_w32_font (XSTRING (tpat)->data, &ef.logfont); |
4587b026 | 6706 | { |
5ca0cd71 GV |
6707 | LOGFONT font_match_pattern; |
6708 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
6709 | FARPROC enum_font_families_ex | |
6710 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
6711 | ||
6712 | /* We do our own pattern matching so we can handle wildcards. */ | |
6713 | font_match_pattern.lfFaceName[0] = 0; | |
6714 | font_match_pattern.lfPitchAndFamily = 0; | |
6715 | /* We can use the charset, because if it is a wildcard it will | |
6716 | be DEFAULT_CHARSET anyway. */ | |
6717 | font_match_pattern.lfCharSet = ef.logfont.lfCharSet; | |
6718 | ||
33d52f9c | 6719 | ef.hdc = GetDC (dpyinfo->root_window); |
4587b026 | 6720 | |
5ca0cd71 GV |
6721 | if (enum_font_families_ex) |
6722 | enum_font_families_ex (ef.hdc, | |
6723 | &font_match_pattern, | |
6724 | (FONTENUMPROC) enum_fontex_cb1, | |
6725 | (LPARAM) &ef, 0); | |
6726 | else | |
6727 | EnumFontFamilies (ef.hdc, NULL, (FONTENUMPROC) enum_font_cb1, | |
6728 | (LPARAM)&ef); | |
4587b026 | 6729 | |
33d52f9c | 6730 | ReleaseDC (dpyinfo->root_window, ef.hdc); |
4587b026 GV |
6731 | } |
6732 | ||
6733 | UNBLOCK_INPUT; | |
6734 | ||
6735 | /* Make a list of the fonts we got back. | |
6736 | Store that in the font cache for the display. */ | |
8e713be6 | 6737 | XCDR (dpyinfo->name_list_element) |
33d52f9c | 6738 | = Fcons (Fcons (tpat, list), |
8e713be6 | 6739 | XCDR (dpyinfo->name_list_element)); |
4587b026 GV |
6740 | |
6741 | label_cached: | |
6742 | if (NILP (list)) continue; /* Try the remaining alternatives. */ | |
6743 | ||
6744 | newlist = second_best = Qnil; | |
6745 | ||
6746 | /* Make a list of the fonts that have the right width. */ | |
8e713be6 | 6747 | for (; CONSP (list); list = XCDR (list)) |
4587b026 GV |
6748 | { |
6749 | int found_size; | |
8e713be6 | 6750 | tem = XCAR (list); |
4587b026 GV |
6751 | |
6752 | if (!CONSP (tem)) | |
6753 | continue; | |
8e713be6 | 6754 | if (NILP (XCAR (tem))) |
4587b026 GV |
6755 | continue; |
6756 | if (!size) | |
6757 | { | |
8e713be6 | 6758 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
6759 | n_fonts++; |
6760 | if (n_fonts >= maxnames) | |
6761 | break; | |
6762 | else | |
6763 | continue; | |
4587b026 | 6764 | } |
8e713be6 | 6765 | if (!INTEGERP (XCDR (tem))) |
4587b026 GV |
6766 | { |
6767 | /* Since we don't yet know the size of the font, we must | |
6768 | load it and try GetTextMetrics. */ | |
4587b026 GV |
6769 | W32FontStruct thisinfo; |
6770 | LOGFONT lf; | |
6771 | HDC hdc; | |
6772 | HANDLE oldobj; | |
6773 | ||
8e713be6 | 6774 | if (!x_to_w32_font (XSTRING (XCAR (tem))->data, &lf)) |
4587b026 GV |
6775 | continue; |
6776 | ||
6777 | BLOCK_INPUT; | |
33d52f9c | 6778 | thisinfo.bdf = NULL; |
4587b026 GV |
6779 | thisinfo.hfont = CreateFontIndirect (&lf); |
6780 | if (thisinfo.hfont == NULL) | |
6781 | continue; | |
6782 | ||
6783 | hdc = GetDC (dpyinfo->root_window); | |
6784 | oldobj = SelectObject (hdc, thisinfo.hfont); | |
6785 | if (GetTextMetrics (hdc, &thisinfo.tm)) | |
8e713be6 | 6786 | XCDR (tem) = make_number (FONT_WIDTH (&thisinfo)); |
4587b026 | 6787 | else |
8e713be6 | 6788 | XCDR (tem) = make_number (0); |
4587b026 GV |
6789 | SelectObject (hdc, oldobj); |
6790 | ReleaseDC (dpyinfo->root_window, hdc); | |
6791 | DeleteObject(thisinfo.hfont); | |
6792 | UNBLOCK_INPUT; | |
6793 | } | |
8e713be6 | 6794 | found_size = XINT (XCDR (tem)); |
4587b026 | 6795 | if (found_size == size) |
5ca0cd71 | 6796 | { |
8e713be6 | 6797 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
6798 | n_fonts++; |
6799 | if (n_fonts >= maxnames) | |
6800 | break; | |
6801 | } | |
4587b026 GV |
6802 | /* keep track of the closest matching size in case |
6803 | no exact match is found. */ | |
6804 | else if (found_size > 0) | |
6805 | { | |
6806 | if (NILP (second_best)) | |
6807 | second_best = tem; | |
5ca0cd71 | 6808 | |
4587b026 GV |
6809 | else if (found_size < size) |
6810 | { | |
8e713be6 KR |
6811 | if (XINT (XCDR (second_best)) > size |
6812 | || XINT (XCDR (second_best)) < found_size) | |
4587b026 GV |
6813 | second_best = tem; |
6814 | } | |
6815 | else | |
6816 | { | |
8e713be6 KR |
6817 | if (XINT (XCDR (second_best)) > size |
6818 | && XINT (XCDR (second_best)) > | |
4587b026 GV |
6819 | found_size) |
6820 | second_best = tem; | |
6821 | } | |
6822 | } | |
6823 | } | |
6824 | ||
6825 | if (!NILP (newlist)) | |
6826 | break; | |
6827 | else if (!NILP (second_best)) | |
6828 | { | |
8e713be6 | 6829 | newlist = Fcons (XCAR (second_best), Qnil); |
4587b026 GV |
6830 | break; |
6831 | } | |
6832 | } | |
6833 | ||
33d52f9c | 6834 | /* Include any bdf fonts. */ |
5ca0cd71 | 6835 | if (n_fonts < maxnames) |
33d52f9c GV |
6836 | { |
6837 | Lisp_Object combined[2]; | |
5ca0cd71 | 6838 | combined[0] = w32_list_bdf_fonts (pattern, maxnames - n_fonts); |
33d52f9c GV |
6839 | combined[1] = newlist; |
6840 | newlist = Fnconc(2, combined); | |
6841 | } | |
6842 | ||
5ca0cd71 GV |
6843 | /* If we can't find a font that matches, check if Windows would be |
6844 | able to synthesize it from a different style. */ | |
6fc2811b | 6845 | if (NILP (newlist) && !NILP (Vw32_enable_synthesized_fonts)) |
5ca0cd71 GV |
6846 | newlist = w32_list_synthesized_fonts (f, pattern, size, maxnames); |
6847 | ||
4587b026 GV |
6848 | return newlist; |
6849 | } | |
6850 | ||
5ca0cd71 GV |
6851 | Lisp_Object |
6852 | w32_list_synthesized_fonts (f, pattern, size, max_names) | |
6853 | FRAME_PTR f; | |
6854 | Lisp_Object pattern; | |
6855 | int size; | |
6856 | int max_names; | |
6857 | { | |
6858 | int fields; | |
6859 | char *full_pattn, *new_pattn, foundary[50], family[50], *pattn_part2; | |
6860 | char style[20], slant; | |
6861 | Lisp_Object matches, match, tem, synthed_matches = Qnil; | |
6862 | ||
6863 | full_pattn = XSTRING (pattern)->data; | |
6864 | ||
6865 | pattn_part2 = alloca (XSTRING (pattern)->size); | |
6866 | /* Allow some space for wildcard expansion. */ | |
6867 | new_pattn = alloca (XSTRING (pattern)->size + 100); | |
6868 | ||
6869 | fields = sscanf (full_pattn, "-%49[^-]-%49[^-]-%19[^-]-%c-%s", | |
6870 | foundary, family, style, &slant, pattn_part2); | |
6871 | if (fields == EOF || fields < 5) | |
6872 | return Qnil; | |
6873 | ||
6874 | /* If the style and slant are wildcards already there is no point | |
6875 | checking again (and we don't want to keep recursing). */ | |
6876 | if (*style == '*' && slant == '*') | |
6877 | return Qnil; | |
6878 | ||
6879 | sprintf (new_pattn, "-%s-%s-*-*-%s", foundary, family, pattn_part2); | |
6880 | ||
6881 | matches = w32_list_fonts (f, build_string (new_pattn), size, max_names); | |
6882 | ||
8e713be6 | 6883 | for ( ; CONSP (matches); matches = XCDR (matches)) |
5ca0cd71 | 6884 | { |
8e713be6 | 6885 | tem = XCAR (matches); |
5ca0cd71 GV |
6886 | if (!STRINGP (tem)) |
6887 | continue; | |
6888 | ||
6889 | full_pattn = XSTRING (tem)->data; | |
6890 | fields = sscanf (full_pattn, "-%49[^-]-%49[^-]-%*[^-]-%*c-%s", | |
6891 | foundary, family, pattn_part2); | |
6892 | if (fields == EOF || fields < 3) | |
6893 | continue; | |
6894 | ||
6895 | sprintf (new_pattn, "-%s-%s-%s-%c-%s", foundary, family, style, | |
6896 | slant, pattn_part2); | |
6897 | ||
6898 | synthed_matches = Fcons (build_string (new_pattn), | |
6899 | synthed_matches); | |
6900 | } | |
6901 | ||
6902 | return synthed_matches; | |
6903 | } | |
6904 | ||
6905 | ||
4587b026 GV |
6906 | /* Return a pointer to struct font_info of font FONT_IDX of frame F. */ |
6907 | struct font_info * | |
6908 | w32_get_font_info (f, font_idx) | |
6909 | FRAME_PTR f; | |
6910 | int font_idx; | |
6911 | { | |
6912 | return (FRAME_W32_FONT_TABLE (f) + font_idx); | |
6913 | } | |
6914 | ||
6915 | ||
6916 | struct font_info* | |
6917 | w32_query_font (struct frame *f, char *fontname) | |
6918 | { | |
6919 | int i; | |
6920 | struct font_info *pfi; | |
6921 | ||
6922 | pfi = FRAME_W32_FONT_TABLE (f); | |
6923 | ||
6924 | for (i = 0; i < one_w32_display_info.n_fonts ;i++, pfi++) | |
6925 | { | |
6926 | if (strcmp(pfi->name, fontname) == 0) return pfi; | |
6927 | } | |
6928 | ||
6929 | return NULL; | |
6930 | } | |
6931 | ||
6932 | /* Find a CCL program for a font specified by FONTP, and set the member | |
6933 | `encoder' of the structure. */ | |
6934 | ||
6935 | void | |
6936 | w32_find_ccl_program (fontp) | |
6937 | struct font_info *fontp; | |
6938 | { | |
3545439c | 6939 | Lisp_Object list, elt; |
4587b026 | 6940 | |
8e713be6 | 6941 | for (list = Vfont_ccl_encoder_alist; CONSP (list); list = XCDR (list)) |
4587b026 | 6942 | { |
8e713be6 | 6943 | elt = XCAR (list); |
4587b026 | 6944 | if (CONSP (elt) |
8e713be6 KR |
6945 | && STRINGP (XCAR (elt)) |
6946 | && (fast_c_string_match_ignore_case (XCAR (elt), fontp->name) | |
4587b026 | 6947 | >= 0)) |
3545439c KH |
6948 | break; |
6949 | } | |
6950 | if (! NILP (list)) | |
6951 | { | |
17eedd00 KH |
6952 | struct ccl_program *ccl |
6953 | = (struct ccl_program *) xmalloc (sizeof (struct ccl_program)); | |
3545439c | 6954 | |
8e713be6 | 6955 | if (setup_ccl_program (ccl, XCDR (elt)) < 0) |
3545439c KH |
6956 | xfree (ccl); |
6957 | else | |
6958 | fontp->font_encoder = ccl; | |
4587b026 GV |
6959 | } |
6960 | } | |
6961 | ||
6962 | \f | |
6fc2811b JR |
6963 | DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts, Sw32_find_bdf_fonts, |
6964 | 1, 1, 0, | |
6965 | "Return a list of BDF fonts in DIR, suitable for appending to\n\ | |
767b1ff0 | 6966 | w32-bdf-filename-alist. Fonts which do not contain an xlfd description\n\ |
6fc2811b JR |
6967 | will not be included in the list. DIR may be a list of directories.") |
6968 | (directory) | |
6969 | Lisp_Object directory; | |
6970 | { | |
6971 | Lisp_Object list = Qnil; | |
6972 | struct gcpro gcpro1, gcpro2; | |
ee78dc32 | 6973 | |
6fc2811b JR |
6974 | if (!CONSP (directory)) |
6975 | return w32_find_bdf_fonts_in_dir (directory); | |
ee78dc32 | 6976 | |
6fc2811b | 6977 | for ( ; CONSP (directory); directory = XCDR (directory)) |
ee78dc32 | 6978 | { |
6fc2811b JR |
6979 | Lisp_Object pair[2]; |
6980 | pair[0] = list; | |
6981 | pair[1] = Qnil; | |
6982 | GCPRO2 (directory, list); | |
6983 | pair[1] = w32_find_bdf_fonts_in_dir( XCAR (directory) ); | |
6984 | list = Fnconc( 2, pair ); | |
6985 | UNGCPRO; | |
6986 | } | |
6987 | return list; | |
6988 | } | |
ee78dc32 | 6989 | |
6fc2811b JR |
6990 | /* Find BDF files in a specified directory. (use GCPRO when calling, |
6991 | as this calls lisp to get a directory listing). */ | |
6992 | Lisp_Object w32_find_bdf_fonts_in_dir( Lisp_Object directory ) | |
6993 | { | |
6994 | Lisp_Object filelist, list = Qnil; | |
6995 | char fontname[100]; | |
ee78dc32 | 6996 | |
6fc2811b JR |
6997 | if (!STRINGP(directory)) |
6998 | return Qnil; | |
ee78dc32 | 6999 | |
6fc2811b JR |
7000 | filelist = Fdirectory_files (directory, Qt, |
7001 | build_string (".*\\.[bB][dD][fF]"), Qt); | |
ee78dc32 | 7002 | |
6fc2811b | 7003 | for ( ; CONSP(filelist); filelist = XCDR (filelist)) |
ee78dc32 | 7004 | { |
6fc2811b JR |
7005 | Lisp_Object filename = XCAR (filelist); |
7006 | if (w32_BDF_to_x_font (XSTRING (filename)->data, fontname, 100)) | |
7007 | store_in_alist (&list, build_string (fontname), filename); | |
7008 | } | |
7009 | return list; | |
7010 | } | |
ee78dc32 | 7011 | |
6fc2811b JR |
7012 | \f |
7013 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, | |
dfff8a69 | 7014 | "Internal function called by `color-defined-p', which see.") |
6fc2811b JR |
7015 | (color, frame) |
7016 | Lisp_Object color, frame; | |
7017 | { | |
7018 | XColor foo; | |
7019 | FRAME_PTR f = check_x_frame (frame); | |
ee78dc32 | 7020 | |
6fc2811b | 7021 | CHECK_STRING (color, 1); |
ee78dc32 | 7022 | |
6fc2811b JR |
7023 | if (w32_defined_color (f, XSTRING (color)->data, &foo, 0)) |
7024 | return Qt; | |
7025 | else | |
7026 | return Qnil; | |
7027 | } | |
ee78dc32 | 7028 | |
2d764c78 | 7029 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
dfff8a69 | 7030 | "Internal function called by `color-values', which see.") |
ee78dc32 GV |
7031 | (color, frame) |
7032 | Lisp_Object color, frame; | |
7033 | { | |
6fc2811b | 7034 | XColor foo; |
ee78dc32 GV |
7035 | FRAME_PTR f = check_x_frame (frame); |
7036 | ||
7037 | CHECK_STRING (color, 1); | |
7038 | ||
6fc2811b | 7039 | if (w32_defined_color (f, XSTRING (color)->data, &foo, 0)) |
ee78dc32 GV |
7040 | { |
7041 | Lisp_Object rgb[3]; | |
7042 | ||
6fc2811b JR |
7043 | rgb[0] = make_number ((GetRValue (foo.pixel) << 8) |
7044 | | GetRValue (foo.pixel)); | |
7045 | rgb[1] = make_number ((GetGValue (foo.pixel) << 8) | |
7046 | | GetGValue (foo.pixel)); | |
7047 | rgb[2] = make_number ((GetBValue (foo.pixel) << 8) | |
7048 | | GetBValue (foo.pixel)); | |
ee78dc32 GV |
7049 | return Flist (3, rgb); |
7050 | } | |
7051 | else | |
7052 | return Qnil; | |
7053 | } | |
7054 | ||
2d764c78 | 7055 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
dfff8a69 | 7056 | "Internal function called by `display-color-p', which see.") |
ee78dc32 GV |
7057 | (display) |
7058 | Lisp_Object display; | |
7059 | { | |
fbd6baed | 7060 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7061 | |
7062 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) | |
7063 | return Qnil; | |
7064 | ||
7065 | return Qt; | |
7066 | } | |
7067 | ||
7068 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, | |
7069 | 0, 1, 0, | |
7070 | "Return t if the X display supports shades of gray.\n\ | |
7071 | Note that color displays do support shades of gray.\n\ | |
7072 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7073 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7074 | If omitted or nil, that stands for the selected frame's display.") | |
7075 | (display) | |
7076 | Lisp_Object display; | |
7077 | { | |
fbd6baed | 7078 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7079 | |
7080 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) | |
7081 | return Qnil; | |
7082 | ||
7083 | return Qt; | |
7084 | } | |
7085 | ||
7086 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, | |
7087 | 0, 1, 0, | |
7088 | "Returns the width in pixels of the X display DISPLAY.\n\ | |
7089 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7090 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7091 | If omitted or nil, that stands for the selected frame's display.") | |
7092 | (display) | |
7093 | Lisp_Object display; | |
7094 | { | |
fbd6baed | 7095 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7096 | |
7097 | return make_number (dpyinfo->width); | |
7098 | } | |
7099 | ||
7100 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
7101 | Sx_display_pixel_height, 0, 1, 0, | |
7102 | "Returns the height in pixels of the X display DISPLAY.\n\ | |
7103 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7104 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7105 | If omitted or nil, that stands for the selected frame's display.") | |
7106 | (display) | |
7107 | Lisp_Object display; | |
7108 | { | |
fbd6baed | 7109 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7110 | |
7111 | return make_number (dpyinfo->height); | |
7112 | } | |
7113 | ||
7114 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
7115 | 0, 1, 0, | |
7116 | "Returns the number of bitplanes of the display DISPLAY.\n\ | |
7117 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7118 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7119 | If omitted or nil, that stands for the selected frame's display.") | |
7120 | (display) | |
7121 | Lisp_Object display; | |
7122 | { | |
fbd6baed | 7123 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7124 | |
7125 | return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); | |
7126 | } | |
7127 | ||
7128 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
7129 | 0, 1, 0, | |
7130 | "Returns the number of color cells of the display DISPLAY.\n\ | |
7131 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7132 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7133 | If omitted or nil, that stands for the selected frame's display.") | |
7134 | (display) | |
7135 | Lisp_Object display; | |
7136 | { | |
fbd6baed | 7137 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7138 | HDC hdc; |
7139 | int cap; | |
7140 | ||
5ac45f98 GV |
7141 | hdc = GetDC (dpyinfo->root_window); |
7142 | if (dpyinfo->has_palette) | |
7143 | cap = GetDeviceCaps (hdc,SIZEPALETTE); | |
7144 | else | |
7145 | cap = GetDeviceCaps (hdc,NUMCOLORS); | |
ee78dc32 GV |
7146 | |
7147 | ReleaseDC (dpyinfo->root_window, hdc); | |
7148 | ||
7149 | return make_number (cap); | |
7150 | } | |
7151 | ||
7152 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, | |
7153 | Sx_server_max_request_size, | |
7154 | 0, 1, 0, | |
7155 | "Returns the maximum request size of the server of display DISPLAY.\n\ | |
7156 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7157 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7158 | If omitted or nil, that stands for the selected frame's display.") | |
7159 | (display) | |
7160 | Lisp_Object display; | |
7161 | { | |
fbd6baed | 7162 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7163 | |
7164 | return make_number (1); | |
7165 | } | |
7166 | ||
7167 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, | |
fbd6baed | 7168 | "Returns the vendor ID string of the W32 system (Microsoft).\n\ |
ee78dc32 GV |
7169 | The optional argument DISPLAY specifies which display to ask about.\n\ |
7170 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7171 | If omitted or nil, that stands for the selected frame's display.") | |
7172 | (display) | |
7173 | Lisp_Object display; | |
7174 | { | |
dfff8a69 | 7175 | return build_string ("Microsoft Corp."); |
ee78dc32 GV |
7176 | } |
7177 | ||
7178 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
7179 | "Returns the version numbers of the server of display DISPLAY.\n\ | |
7180 | The value is a list of three integers: the major and minor\n\ | |
7181 | version numbers, and the vendor-specific release\n\ | |
7182 | number. See also the function `x-server-vendor'.\n\n\ | |
7183 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7184 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7185 | If omitted or nil, that stands for the selected frame's display.") | |
7186 | (display) | |
7187 | Lisp_Object display; | |
7188 | { | |
fbd6baed | 7189 | return Fcons (make_number (w32_major_version), |
58e0f0e4 AI |
7190 | Fcons (make_number (w32_minor_version), |
7191 | Fcons (make_number (w32_build_number), Qnil))); | |
ee78dc32 GV |
7192 | } |
7193 | ||
7194 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
7195 | "Returns the number of screens on the server of display DISPLAY.\n\ | |
7196 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7197 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7198 | If omitted or nil, that stands for the selected frame's display.") | |
7199 | (display) | |
7200 | Lisp_Object display; | |
7201 | { | |
ee78dc32 GV |
7202 | return make_number (1); |
7203 | } | |
7204 | ||
7205 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
7206 | "Returns the height in millimeters of the X display DISPLAY.\n\ | |
7207 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7208 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7209 | If omitted or nil, that stands for the selected frame's display.") | |
7210 | (display) | |
7211 | Lisp_Object display; | |
7212 | { | |
fbd6baed | 7213 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7214 | HDC hdc; |
7215 | int cap; | |
7216 | ||
5ac45f98 | 7217 | hdc = GetDC (dpyinfo->root_window); |
3c190163 | 7218 | |
ee78dc32 | 7219 | cap = GetDeviceCaps (hdc, VERTSIZE); |
3c190163 | 7220 | |
ee78dc32 GV |
7221 | ReleaseDC (dpyinfo->root_window, hdc); |
7222 | ||
7223 | return make_number (cap); | |
7224 | } | |
7225 | ||
7226 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
7227 | "Returns the width in millimeters of the X display DISPLAY.\n\ | |
7228 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7229 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7230 | If omitted or nil, that stands for the selected frame's display.") | |
7231 | (display) | |
7232 | Lisp_Object display; | |
7233 | { | |
fbd6baed | 7234 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7235 | |
7236 | HDC hdc; | |
7237 | int cap; | |
7238 | ||
5ac45f98 | 7239 | hdc = GetDC (dpyinfo->root_window); |
3c190163 | 7240 | |
ee78dc32 | 7241 | cap = GetDeviceCaps (hdc, HORZSIZE); |
3c190163 | 7242 | |
ee78dc32 GV |
7243 | ReleaseDC (dpyinfo->root_window, hdc); |
7244 | ||
7245 | return make_number (cap); | |
7246 | } | |
7247 | ||
7248 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
7249 | Sx_display_backing_store, 0, 1, 0, | |
7250 | "Returns an indication of whether display DISPLAY does backing store.\n\ | |
7251 | The value may be `always', `when-mapped', or `not-useful'.\n\ | |
7252 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7253 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7254 | If omitted or nil, that stands for the selected frame's display.") | |
7255 | (display) | |
7256 | Lisp_Object display; | |
7257 | { | |
7258 | return intern ("not-useful"); | |
7259 | } | |
7260 | ||
7261 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
7262 | Sx_display_visual_class, 0, 1, 0, | |
7263 | "Returns the visual class of the display DISPLAY.\n\ | |
7264 | The value is one of the symbols `static-gray', `gray-scale',\n\ | |
7265 | `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\ | |
7266 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7267 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7268 | If omitted or nil, that stands for the selected frame's display.") | |
7269 | (display) | |
7270 | Lisp_Object display; | |
7271 | { | |
fbd6baed | 7272 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7273 | |
7274 | #if 0 | |
7275 | switch (dpyinfo->visual->class) | |
7276 | { | |
7277 | case StaticGray: return (intern ("static-gray")); | |
7278 | case GrayScale: return (intern ("gray-scale")); | |
7279 | case StaticColor: return (intern ("static-color")); | |
7280 | case PseudoColor: return (intern ("pseudo-color")); | |
7281 | case TrueColor: return (intern ("true-color")); | |
7282 | case DirectColor: return (intern ("direct-color")); | |
7283 | default: | |
7284 | error ("Display has an unknown visual class"); | |
7285 | } | |
7286 | #endif | |
7287 | ||
7288 | error ("Display has an unknown visual class"); | |
7289 | } | |
7290 | ||
7291 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
7292 | Sx_display_save_under, 0, 1, 0, | |
7293 | "Returns t if the display DISPLAY supports the save-under feature.\n\ | |
7294 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
7295 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7296 | If omitted or nil, that stands for the selected frame's display.") | |
7297 | (display) | |
7298 | Lisp_Object display; | |
7299 | { | |
6fc2811b JR |
7300 | return Qnil; |
7301 | } | |
7302 | \f | |
7303 | int | |
7304 | x_pixel_width (f) | |
7305 | register struct frame *f; | |
7306 | { | |
7307 | return PIXEL_WIDTH (f); | |
7308 | } | |
7309 | ||
7310 | int | |
7311 | x_pixel_height (f) | |
7312 | register struct frame *f; | |
7313 | { | |
7314 | return PIXEL_HEIGHT (f); | |
7315 | } | |
7316 | ||
7317 | int | |
7318 | x_char_width (f) | |
7319 | register struct frame *f; | |
7320 | { | |
7321 | return FONT_WIDTH (f->output_data.w32->font); | |
7322 | } | |
7323 | ||
7324 | int | |
7325 | x_char_height (f) | |
7326 | register struct frame *f; | |
7327 | { | |
7328 | return f->output_data.w32->line_height; | |
7329 | } | |
7330 | ||
7331 | int | |
7332 | x_screen_planes (f) | |
7333 | register struct frame *f; | |
7334 | { | |
7335 | return FRAME_W32_DISPLAY_INFO (f)->n_planes; | |
7336 | } | |
7337 | \f | |
7338 | /* Return the display structure for the display named NAME. | |
7339 | Open a new connection if necessary. */ | |
7340 | ||
7341 | struct w32_display_info * | |
7342 | x_display_info_for_name (name) | |
7343 | Lisp_Object name; | |
7344 | { | |
7345 | Lisp_Object names; | |
7346 | struct w32_display_info *dpyinfo; | |
7347 | ||
7348 | CHECK_STRING (name, 0); | |
7349 | ||
7350 | for (dpyinfo = &one_w32_display_info, names = w32_display_name_list; | |
7351 | dpyinfo; | |
7352 | dpyinfo = dpyinfo->next, names = XCDR (names)) | |
7353 | { | |
7354 | Lisp_Object tem; | |
7355 | tem = Fstring_equal (XCAR (XCAR (names)), name); | |
7356 | if (!NILP (tem)) | |
7357 | return dpyinfo; | |
7358 | } | |
7359 | ||
7360 | /* Use this general default value to start with. */ | |
7361 | Vx_resource_name = Vinvocation_name; | |
7362 | ||
7363 | validate_x_resource_name (); | |
7364 | ||
7365 | dpyinfo = w32_term_init (name, (unsigned char *)0, | |
7366 | (char *) XSTRING (Vx_resource_name)->data); | |
7367 | ||
7368 | if (dpyinfo == 0) | |
7369 | error ("Cannot connect to server %s", XSTRING (name)->data); | |
7370 | ||
7371 | w32_in_use = 1; | |
7372 | XSETFASTINT (Vwindow_system_version, 3); | |
7373 | ||
7374 | return dpyinfo; | |
7375 | } | |
7376 | ||
7377 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, | |
7378 | 1, 3, 0, "Open a connection to a server.\n\ | |
7379 | DISPLAY is the name of the display to connect to.\n\ | |
7380 | Optional second arg XRM-STRING is a string of resources in xrdb format.\n\ | |
7381 | If the optional third arg MUST-SUCCEED is non-nil,\n\ | |
7382 | terminate Emacs if we can't open the connection.") | |
7383 | (display, xrm_string, must_succeed) | |
7384 | Lisp_Object display, xrm_string, must_succeed; | |
7385 | { | |
7386 | unsigned char *xrm_option; | |
7387 | struct w32_display_info *dpyinfo; | |
7388 | ||
7389 | CHECK_STRING (display, 0); | |
7390 | if (! NILP (xrm_string)) | |
7391 | CHECK_STRING (xrm_string, 1); | |
7392 | ||
7393 | if (! EQ (Vwindow_system, intern ("w32"))) | |
7394 | error ("Not using Microsoft Windows"); | |
7395 | ||
7396 | /* Allow color mapping to be defined externally; first look in user's | |
7397 | HOME directory, then in Emacs etc dir for a file called rgb.txt. */ | |
7398 | { | |
7399 | Lisp_Object color_file; | |
7400 | struct gcpro gcpro1; | |
7401 | ||
7402 | color_file = build_string("~/rgb.txt"); | |
7403 | ||
7404 | GCPRO1 (color_file); | |
7405 | ||
7406 | if (NILP (Ffile_readable_p (color_file))) | |
7407 | color_file = | |
7408 | Fexpand_file_name (build_string ("rgb.txt"), | |
7409 | Fsymbol_value (intern ("data-directory"))); | |
7410 | ||
7411 | Vw32_color_map = Fw32_load_color_file (color_file); | |
7412 | ||
7413 | UNGCPRO; | |
7414 | } | |
7415 | if (NILP (Vw32_color_map)) | |
7416 | Vw32_color_map = Fw32_default_color_map (); | |
7417 | ||
7418 | if (! NILP (xrm_string)) | |
7419 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
7420 | else | |
7421 | xrm_option = (unsigned char *) 0; | |
7422 | ||
7423 | /* Use this general default value to start with. */ | |
7424 | /* First remove .exe suffix from invocation-name - it looks ugly. */ | |
7425 | { | |
7426 | char basename[ MAX_PATH ], *str; | |
7427 | ||
7428 | strcpy (basename, XSTRING (Vinvocation_name)->data); | |
7429 | str = strrchr (basename, '.'); | |
7430 | if (str) *str = 0; | |
7431 | Vinvocation_name = build_string (basename); | |
7432 | } | |
7433 | Vx_resource_name = Vinvocation_name; | |
7434 | ||
7435 | validate_x_resource_name (); | |
7436 | ||
7437 | /* This is what opens the connection and sets x_current_display. | |
7438 | This also initializes many symbols, such as those used for input. */ | |
7439 | dpyinfo = w32_term_init (display, xrm_option, | |
7440 | (char *) XSTRING (Vx_resource_name)->data); | |
7441 | ||
7442 | if (dpyinfo == 0) | |
7443 | { | |
7444 | if (!NILP (must_succeed)) | |
7445 | fatal ("Cannot connect to server %s.\n", | |
7446 | XSTRING (display)->data); | |
7447 | else | |
7448 | error ("Cannot connect to server %s", XSTRING (display)->data); | |
7449 | } | |
7450 | ||
7451 | w32_in_use = 1; | |
7452 | ||
7453 | XSETFASTINT (Vwindow_system_version, 3); | |
7454 | return Qnil; | |
7455 | } | |
7456 | ||
7457 | DEFUN ("x-close-connection", Fx_close_connection, | |
7458 | Sx_close_connection, 1, 1, 0, | |
7459 | "Close the connection to DISPLAY's server.\n\ | |
7460 | For DISPLAY, specify either a frame or a display name (a string).\n\ | |
7461 | If DISPLAY is nil, that stands for the selected frame's display.") | |
7462 | (display) | |
7463 | Lisp_Object display; | |
7464 | { | |
7465 | struct w32_display_info *dpyinfo = check_x_display_info (display); | |
7466 | int i; | |
7467 | ||
7468 | if (dpyinfo->reference_count > 0) | |
7469 | error ("Display still has frames on it"); | |
7470 | ||
7471 | BLOCK_INPUT; | |
7472 | /* Free the fonts in the font table. */ | |
7473 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
7474 | if (dpyinfo->font_table[i].name) | |
7475 | { | |
126f2e35 JR |
7476 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
7477 | xfree (dpyinfo->font_table[i].full_name); | |
6fc2811b | 7478 | xfree (dpyinfo->font_table[i].name); |
6fc2811b JR |
7479 | w32_unload_font (dpyinfo, dpyinfo->font_table[i].font); |
7480 | } | |
7481 | x_destroy_all_bitmaps (dpyinfo); | |
7482 | ||
7483 | x_delete_display (dpyinfo); | |
7484 | UNBLOCK_INPUT; | |
7485 | ||
7486 | return Qnil; | |
7487 | } | |
7488 | ||
7489 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, | |
7490 | "Return the list of display names that Emacs has connections to.") | |
7491 | () | |
7492 | { | |
7493 | Lisp_Object tail, result; | |
7494 | ||
7495 | result = Qnil; | |
7496 | for (tail = w32_display_name_list; ! NILP (tail); tail = XCDR (tail)) | |
7497 | result = Fcons (XCAR (XCAR (tail)), result); | |
7498 | ||
7499 | return result; | |
7500 | } | |
7501 | ||
7502 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
7503 | "If ON is non-nil, report errors as soon as the erring request is made.\n\ | |
7504 | If ON is nil, allow buffering of requests.\n\ | |
7505 | This is a noop on W32 systems.\n\ | |
7506 | The optional second argument DISPLAY specifies which display to act on.\n\ | |
7507 | DISPLAY should be either a frame or a display name (a string).\n\ | |
7508 | If DISPLAY is omitted or nil, that stands for the selected frame's display.") | |
7509 | (on, display) | |
7510 | Lisp_Object display, on; | |
7511 | { | |
6fc2811b JR |
7512 | return Qnil; |
7513 | } | |
7514 | ||
7515 | \f | |
7516 | \f | |
7517 | /*********************************************************************** | |
7518 | Image types | |
7519 | ***********************************************************************/ | |
7520 | ||
7521 | /* Value is the number of elements of vector VECTOR. */ | |
7522 | ||
7523 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
7524 | ||
7525 | /* List of supported image types. Use define_image_type to add new | |
7526 | types. Use lookup_image_type to find a type for a given symbol. */ | |
7527 | ||
7528 | static struct image_type *image_types; | |
7529 | ||
6fc2811b JR |
7530 | /* The symbol `image' which is the car of the lists used to represent |
7531 | images in Lisp. */ | |
7532 | ||
7533 | extern Lisp_Object Qimage; | |
7534 | ||
7535 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
7536 | ||
7537 | Lisp_Object Qxbm; | |
7538 | ||
7539 | /* Keywords. */ | |
7540 | ||
6fc2811b | 7541 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
dfff8a69 JR |
7542 | extern Lisp_Object QCdata; |
7543 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
6fc2811b | 7544 | Lisp_Object QCalgorithm, QCcolor_symbols, QCheuristic_mask; |
dfff8a69 | 7545 | Lisp_Object QCindex; |
6fc2811b JR |
7546 | |
7547 | /* Other symbols. */ | |
7548 | ||
7549 | Lisp_Object Qlaplace; | |
7550 | ||
7551 | /* Time in seconds after which images should be removed from the cache | |
7552 | if not displayed. */ | |
7553 | ||
7554 | Lisp_Object Vimage_cache_eviction_delay; | |
7555 | ||
7556 | /* Function prototypes. */ | |
7557 | ||
7558 | static void define_image_type P_ ((struct image_type *type)); | |
7559 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
7560 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
7561 | static void x_laplace P_ ((struct frame *, struct image *)); | |
7562 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, | |
7563 | Lisp_Object)); | |
7564 | ||
dfff8a69 | 7565 | |
6fc2811b JR |
7566 | /* Define a new image type from TYPE. This adds a copy of TYPE to |
7567 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
7568 | ||
7569 | static void | |
7570 | define_image_type (type) | |
7571 | struct image_type *type; | |
7572 | { | |
7573 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
7574 | The initialized data segment is read-only. */ | |
7575 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
7576 | bcopy (type, p, sizeof *p); | |
7577 | p->next = image_types; | |
7578 | image_types = p; | |
7579 | Vimage_types = Fcons (*p->type, Vimage_types); | |
7580 | } | |
7581 | ||
7582 | ||
7583 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
7584 | structure. Value is null if SYMBOL is not a known image type. */ | |
7585 | ||
7586 | static INLINE struct image_type * | |
7587 | lookup_image_type (symbol) | |
7588 | Lisp_Object symbol; | |
7589 | { | |
7590 | struct image_type *type; | |
7591 | ||
7592 | for (type = image_types; type; type = type->next) | |
7593 | if (EQ (symbol, *type->type)) | |
7594 | break; | |
7595 | ||
7596 | return type; | |
7597 | } | |
7598 | ||
7599 | ||
7600 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
7601 | valid image specification is a list whose car is the symbol | |
7602 | `image', and whose rest is a property list. The property list must | |
7603 | contain a value for key `:type'. That value must be the name of a | |
7604 | supported image type. The rest of the property list depends on the | |
7605 | image type. */ | |
7606 | ||
7607 | int | |
7608 | valid_image_p (object) | |
7609 | Lisp_Object object; | |
7610 | { | |
7611 | int valid_p = 0; | |
7612 | ||
7613 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
7614 | { | |
7615 | Lisp_Object symbol = Fplist_get (XCDR (object), QCtype); | |
7616 | struct image_type *type = lookup_image_type (symbol); | |
7617 | ||
7618 | if (type) | |
7619 | valid_p = type->valid_p (object); | |
7620 | } | |
7621 | ||
7622 | return valid_p; | |
7623 | } | |
7624 | ||
7625 | ||
7626 | /* Log error message with format string FORMAT and argument ARG. | |
7627 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
7628 | good idea because this would interrupt redisplay, and the error | |
7629 | message display would lead to another redisplay. This function | |
7630 | therefore simply displays a message. */ | |
7631 | ||
7632 | static void | |
7633 | image_error (format, arg1, arg2) | |
7634 | char *format; | |
7635 | Lisp_Object arg1, arg2; | |
7636 | { | |
7637 | add_to_log (format, arg1, arg2); | |
7638 | } | |
7639 | ||
7640 | ||
7641 | \f | |
7642 | /*********************************************************************** | |
7643 | Image specifications | |
7644 | ***********************************************************************/ | |
7645 | ||
7646 | enum image_value_type | |
7647 | { | |
7648 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
7649 | IMAGE_STRING_VALUE, | |
7650 | IMAGE_SYMBOL_VALUE, | |
7651 | IMAGE_POSITIVE_INTEGER_VALUE, | |
7652 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, | |
dfff8a69 | 7653 | IMAGE_ASCENT_VALUE, |
6fc2811b JR |
7654 | IMAGE_INTEGER_VALUE, |
7655 | IMAGE_FUNCTION_VALUE, | |
7656 | IMAGE_NUMBER_VALUE, | |
7657 | IMAGE_BOOL_VALUE | |
7658 | }; | |
7659 | ||
7660 | /* Structure used when parsing image specifications. */ | |
7661 | ||
7662 | struct image_keyword | |
7663 | { | |
7664 | /* Name of keyword. */ | |
7665 | char *name; | |
7666 | ||
7667 | /* The type of value allowed. */ | |
7668 | enum image_value_type type; | |
7669 | ||
7670 | /* Non-zero means key must be present. */ | |
7671 | int mandatory_p; | |
7672 | ||
7673 | /* Used to recognize duplicate keywords in a property list. */ | |
7674 | int count; | |
7675 | ||
7676 | /* The value that was found. */ | |
7677 | Lisp_Object value; | |
7678 | }; | |
7679 | ||
7680 | ||
7681 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, | |
7682 | int, Lisp_Object)); | |
7683 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); | |
7684 | ||
7685 | ||
7686 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
7687 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
7688 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
7689 | image_keywords structures of size NKEYWORDS describing other | |
7690 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ | |
7691 | ||
7692 | static int | |
7693 | parse_image_spec (spec, keywords, nkeywords, type) | |
7694 | Lisp_Object spec; | |
7695 | struct image_keyword *keywords; | |
7696 | int nkeywords; | |
7697 | Lisp_Object type; | |
7698 | { | |
7699 | int i; | |
7700 | Lisp_Object plist; | |
7701 | ||
7702 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
7703 | return 0; | |
7704 | ||
7705 | plist = XCDR (spec); | |
7706 | while (CONSP (plist)) | |
7707 | { | |
7708 | Lisp_Object key, value; | |
7709 | ||
7710 | /* First element of a pair must be a symbol. */ | |
7711 | key = XCAR (plist); | |
7712 | plist = XCDR (plist); | |
7713 | if (!SYMBOLP (key)) | |
7714 | return 0; | |
7715 | ||
7716 | /* There must follow a value. */ | |
7717 | if (!CONSP (plist)) | |
7718 | return 0; | |
7719 | value = XCAR (plist); | |
7720 | plist = XCDR (plist); | |
7721 | ||
7722 | /* Find key in KEYWORDS. Error if not found. */ | |
7723 | for (i = 0; i < nkeywords; ++i) | |
7724 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
7725 | break; | |
7726 | ||
7727 | if (i == nkeywords) | |
7728 | continue; | |
7729 | ||
7730 | /* Record that we recognized the keyword. If a keywords | |
7731 | was found more than once, it's an error. */ | |
7732 | keywords[i].value = value; | |
7733 | ++keywords[i].count; | |
7734 | ||
7735 | if (keywords[i].count > 1) | |
7736 | return 0; | |
7737 | ||
7738 | /* Check type of value against allowed type. */ | |
7739 | switch (keywords[i].type) | |
7740 | { | |
7741 | case IMAGE_STRING_VALUE: | |
7742 | if (!STRINGP (value)) | |
7743 | return 0; | |
7744 | break; | |
7745 | ||
7746 | case IMAGE_SYMBOL_VALUE: | |
7747 | if (!SYMBOLP (value)) | |
7748 | return 0; | |
7749 | break; | |
7750 | ||
7751 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
7752 | if (!INTEGERP (value) || XINT (value) <= 0) | |
7753 | return 0; | |
7754 | break; | |
7755 | ||
dfff8a69 JR |
7756 | case IMAGE_ASCENT_VALUE: |
7757 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
7758 | break; | |
7759 | else if (INTEGERP (value) | |
7760 | && XINT (value) >= 0 | |
7761 | && XINT (value) <= 100) | |
7762 | break; | |
7763 | return 0; | |
7764 | ||
6fc2811b JR |
7765 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
7766 | if (!INTEGERP (value) || XINT (value) < 0) | |
7767 | return 0; | |
7768 | break; | |
7769 | ||
7770 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
7771 | break; | |
7772 | ||
7773 | case IMAGE_FUNCTION_VALUE: | |
7774 | value = indirect_function (value); | |
7775 | if (SUBRP (value) | |
7776 | || COMPILEDP (value) | |
7777 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
7778 | break; | |
7779 | return 0; | |
7780 | ||
7781 | case IMAGE_NUMBER_VALUE: | |
7782 | if (!INTEGERP (value) && !FLOATP (value)) | |
7783 | return 0; | |
7784 | break; | |
7785 | ||
7786 | case IMAGE_INTEGER_VALUE: | |
7787 | if (!INTEGERP (value)) | |
7788 | return 0; | |
7789 | break; | |
7790 | ||
7791 | case IMAGE_BOOL_VALUE: | |
7792 | if (!NILP (value) && !EQ (value, Qt)) | |
7793 | return 0; | |
7794 | break; | |
7795 | ||
7796 | default: | |
7797 | abort (); | |
7798 | break; | |
7799 | } | |
7800 | ||
7801 | if (EQ (key, QCtype) && !EQ (type, value)) | |
7802 | return 0; | |
7803 | } | |
7804 | ||
7805 | /* Check that all mandatory fields are present. */ | |
7806 | for (i = 0; i < nkeywords; ++i) | |
7807 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
7808 | return 0; | |
7809 | ||
7810 | return NILP (plist); | |
7811 | } | |
7812 | ||
7813 | ||
7814 | /* Return the value of KEY in image specification SPEC. Value is nil | |
7815 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
7816 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
7817 | ||
7818 | static Lisp_Object | |
7819 | image_spec_value (spec, key, found) | |
7820 | Lisp_Object spec, key; | |
7821 | int *found; | |
7822 | { | |
7823 | Lisp_Object tail; | |
7824 | ||
7825 | xassert (valid_image_p (spec)); | |
7826 | ||
7827 | for (tail = XCDR (spec); | |
7828 | CONSP (tail) && CONSP (XCDR (tail)); | |
7829 | tail = XCDR (XCDR (tail))) | |
7830 | { | |
7831 | if (EQ (XCAR (tail), key)) | |
7832 | { | |
7833 | if (found) | |
7834 | *found = 1; | |
7835 | return XCAR (XCDR (tail)); | |
7836 | } | |
7837 | } | |
7838 | ||
7839 | if (found) | |
7840 | *found = 0; | |
7841 | return Qnil; | |
7842 | } | |
7843 | ||
7844 | ||
7845 | ||
7846 | \f | |
7847 | /*********************************************************************** | |
7848 | Image type independent image structures | |
7849 | ***********************************************************************/ | |
7850 | ||
7851 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
7852 | static void free_image P_ ((struct frame *f, struct image *img)); | |
7853 | ||
7854 | ||
7855 | /* Allocate and return a new image structure for image specification | |
7856 | SPEC. SPEC has a hash value of HASH. */ | |
7857 | ||
7858 | static struct image * | |
7859 | make_image (spec, hash) | |
7860 | Lisp_Object spec; | |
7861 | unsigned hash; | |
7862 | { | |
7863 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
7864 | ||
7865 | xassert (valid_image_p (spec)); | |
7866 | bzero (img, sizeof *img); | |
7867 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
7868 | xassert (img->type != NULL); | |
7869 | img->spec = spec; | |
7870 | img->data.lisp_val = Qnil; | |
7871 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
7872 | img->hash = hash; | |
7873 | return img; | |
7874 | } | |
7875 | ||
7876 | ||
7877 | /* Free image IMG which was used on frame F, including its resources. */ | |
7878 | ||
7879 | static void | |
7880 | free_image (f, img) | |
7881 | struct frame *f; | |
7882 | struct image *img; | |
7883 | { | |
7884 | if (img) | |
7885 | { | |
7886 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
7887 | ||
7888 | /* Remove IMG from the hash table of its cache. */ | |
7889 | if (img->prev) | |
7890 | img->prev->next = img->next; | |
7891 | else | |
7892 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
7893 | ||
7894 | if (img->next) | |
7895 | img->next->prev = img->prev; | |
7896 | ||
7897 | c->images[img->id] = NULL; | |
7898 | ||
7899 | /* Free resources, then free IMG. */ | |
7900 | img->type->free (f, img); | |
7901 | xfree (img); | |
7902 | } | |
7903 | } | |
7904 | ||
7905 | ||
7906 | /* Prepare image IMG for display on frame F. Must be called before | |
7907 | drawing an image. */ | |
7908 | ||
7909 | void | |
7910 | prepare_image_for_display (f, img) | |
7911 | struct frame *f; | |
7912 | struct image *img; | |
7913 | { | |
7914 | EMACS_TIME t; | |
7915 | ||
7916 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
7917 | EMACS_GET_TIME (t); | |
7918 | img->timestamp = EMACS_SECS (t); | |
7919 | ||
7920 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
7921 | type dependent loader function. */ | |
7922 | if (img->pixmap == 0 && !img->load_failed_p) | |
7923 | img->load_failed_p = img->type->load (f, img) == 0; | |
7924 | } | |
7925 | ||
7926 | ||
dfff8a69 JR |
7927 | /* Value is the number of pixels for the ascent of image IMG when |
7928 | drawn in face FACE. */ | |
7929 | ||
7930 | int | |
7931 | image_ascent (img, face) | |
7932 | struct image *img; | |
7933 | struct face *face; | |
7934 | { | |
7935 | int height = img->height + img->margin; | |
7936 | int ascent; | |
7937 | ||
7938 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
7939 | { | |
7940 | if (face->font) | |
7941 | ascent = height / 2 - (FONT_DESCENT(face->font) | |
7942 | - FONT_BASE(face->font)) / 2; | |
7943 | else | |
7944 | ascent = height / 2; | |
7945 | } | |
7946 | else | |
7947 | ascent = height * img->ascent / 100.0; | |
7948 | ||
7949 | return ascent; | |
7950 | } | |
7951 | ||
7952 | ||
6fc2811b JR |
7953 | \f |
7954 | /*********************************************************************** | |
7955 | Helper functions for X image types | |
7956 | ***********************************************************************/ | |
7957 | ||
7958 | static void x_clear_image P_ ((struct frame *f, struct image *img)); | |
7959 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
7960 | struct image *img, | |
7961 | Lisp_Object color_name, | |
7962 | unsigned long dflt)); | |
7963 | ||
7964 | /* Free X resources of image IMG which is used on frame F. */ | |
7965 | ||
7966 | static void | |
7967 | x_clear_image (f, img) | |
7968 | struct frame *f; | |
7969 | struct image *img; | |
7970 | { | |
767b1ff0 | 7971 | #if 0 /* TODO: W32 image support */ |
6fc2811b JR |
7972 | |
7973 | if (img->pixmap) | |
7974 | { | |
7975 | BLOCK_INPUT; | |
7976 | XFreePixmap (NULL, img->pixmap); | |
7977 | img->pixmap = 0; | |
7978 | UNBLOCK_INPUT; | |
7979 | } | |
7980 | ||
7981 | if (img->ncolors) | |
7982 | { | |
7983 | int class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
7984 | ||
7985 | /* If display has an immutable color map, freeing colors is not | |
7986 | necessary and some servers don't allow it. So don't do it. */ | |
7987 | if (class != StaticColor | |
7988 | && class != StaticGray | |
7989 | && class != TrueColor) | |
7990 | { | |
7991 | Colormap cmap; | |
7992 | BLOCK_INPUT; | |
7993 | cmap = DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f)->screen); | |
7994 | XFreeColors (FRAME_W32_DISPLAY (f), cmap, img->colors, | |
7995 | img->ncolors, 0); | |
7996 | UNBLOCK_INPUT; | |
7997 | } | |
7998 | ||
7999 | xfree (img->colors); | |
8000 | img->colors = NULL; | |
8001 | img->ncolors = 0; | |
8002 | } | |
8003 | #endif | |
8004 | } | |
8005 | ||
8006 | ||
8007 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
8008 | cannot be allocated, use DFLT. Add a newly allocated color to | |
8009 | IMG->colors, so that it can be freed again. Value is the pixel | |
8010 | color. */ | |
8011 | ||
8012 | static unsigned long | |
8013 | x_alloc_image_color (f, img, color_name, dflt) | |
8014 | struct frame *f; | |
8015 | struct image *img; | |
8016 | Lisp_Object color_name; | |
8017 | unsigned long dflt; | |
8018 | { | |
767b1ff0 | 8019 | #if 0 /* TODO: allocing colors. */ |
6fc2811b JR |
8020 | XColor color; |
8021 | unsigned long result; | |
8022 | ||
8023 | xassert (STRINGP (color_name)); | |
8024 | ||
8025 | if (w32_defined_color (f, XSTRING (color_name)->data, &color, 1)) | |
8026 | { | |
8027 | /* This isn't called frequently so we get away with simply | |
8028 | reallocating the color vector to the needed size, here. */ | |
8029 | ++img->ncolors; | |
8030 | img->colors = | |
8031 | (unsigned long *) xrealloc (img->colors, | |
8032 | img->ncolors * sizeof *img->colors); | |
8033 | img->colors[img->ncolors - 1] = color.pixel; | |
8034 | result = color.pixel; | |
8035 | } | |
8036 | else | |
8037 | result = dflt; | |
8038 | return result; | |
8039 | #endif | |
8040 | return 0; | |
8041 | } | |
8042 | ||
8043 | ||
8044 | \f | |
8045 | /*********************************************************************** | |
8046 | Image Cache | |
8047 | ***********************************************************************/ | |
8048 | ||
8049 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
8050 | ||
8051 | ||
8052 | /* Return a new, initialized image cache that is allocated from the | |
8053 | heap. Call free_image_cache to free an image cache. */ | |
8054 | ||
8055 | struct image_cache * | |
8056 | make_image_cache () | |
8057 | { | |
8058 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
8059 | int size; | |
8060 | ||
8061 | bzero (c, sizeof *c); | |
8062 | c->size = 50; | |
8063 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
8064 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
8065 | c->buckets = (struct image **) xmalloc (size); | |
8066 | bzero (c->buckets, size); | |
8067 | return c; | |
8068 | } | |
8069 | ||
8070 | ||
8071 | /* Free image cache of frame F. Be aware that X frames share images | |
8072 | caches. */ | |
8073 | ||
8074 | void | |
8075 | free_image_cache (f) | |
8076 | struct frame *f; | |
8077 | { | |
8078 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8079 | if (c) | |
8080 | { | |
8081 | int i; | |
8082 | ||
8083 | /* Cache should not be referenced by any frame when freed. */ | |
8084 | xassert (c->refcount == 0); | |
8085 | ||
8086 | for (i = 0; i < c->used; ++i) | |
8087 | free_image (f, c->images[i]); | |
8088 | xfree (c->images); | |
8089 | xfree (c); | |
8090 | xfree (c->buckets); | |
8091 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
8092 | } | |
8093 | } | |
8094 | ||
8095 | ||
8096 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
8097 | images. FORCE_P zero means clear only images that haven't been | |
8098 | displayed for some time. Should be called from time to time to | |
dfff8a69 JR |
8099 | reduce the number of loaded images. If image-eviction-seconds is |
8100 | non-nil, this frees images in the cache which weren't displayed for | |
6fc2811b JR |
8101 | at least that many seconds. */ |
8102 | ||
8103 | void | |
8104 | clear_image_cache (f, force_p) | |
8105 | struct frame *f; | |
8106 | int force_p; | |
8107 | { | |
8108 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8109 | ||
8110 | if (c && INTEGERP (Vimage_cache_eviction_delay)) | |
8111 | { | |
8112 | EMACS_TIME t; | |
8113 | unsigned long old; | |
8114 | int i, any_freed_p = 0; | |
8115 | ||
8116 | EMACS_GET_TIME (t); | |
8117 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); | |
8118 | ||
8119 | for (i = 0; i < c->used; ++i) | |
8120 | { | |
8121 | struct image *img = c->images[i]; | |
8122 | if (img != NULL | |
8123 | && (force_p | |
8124 | || (img->timestamp > old))) | |
8125 | { | |
8126 | free_image (f, img); | |
8127 | any_freed_p = 1; | |
8128 | } | |
8129 | } | |
8130 | ||
8131 | /* We may be clearing the image cache because, for example, | |
8132 | Emacs was iconified for a longer period of time. In that | |
8133 | case, current matrices may still contain references to | |
8134 | images freed above. So, clear these matrices. */ | |
8135 | if (any_freed_p) | |
8136 | { | |
8137 | clear_current_matrices (f); | |
8138 | ++windows_or_buffers_changed; | |
8139 | } | |
8140 | } | |
8141 | } | |
8142 | ||
8143 | ||
8144 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
8145 | 0, 1, 0, | |
8146 | "Clear the image cache of FRAME.\n\ | |
8147 | FRAME nil or omitted means use the selected frame.\n\ | |
8148 | FRAME t means clear the image caches of all frames.") | |
8149 | (frame) | |
8150 | Lisp_Object frame; | |
8151 | { | |
8152 | if (EQ (frame, Qt)) | |
8153 | { | |
8154 | Lisp_Object tail; | |
8155 | ||
8156 | FOR_EACH_FRAME (tail, frame) | |
8157 | if (FRAME_W32_P (XFRAME (frame))) | |
8158 | clear_image_cache (XFRAME (frame), 1); | |
8159 | } | |
8160 | else | |
8161 | clear_image_cache (check_x_frame (frame), 1); | |
8162 | ||
8163 | return Qnil; | |
8164 | } | |
8165 | ||
8166 | ||
8167 | /* Return the id of image with Lisp specification SPEC on frame F. | |
8168 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
8169 | ||
8170 | int | |
8171 | lookup_image (f, spec) | |
8172 | struct frame *f; | |
8173 | Lisp_Object spec; | |
8174 | { | |
8175 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8176 | struct image *img; | |
8177 | int i; | |
8178 | unsigned hash; | |
8179 | struct gcpro gcpro1; | |
8180 | EMACS_TIME now; | |
8181 | ||
8182 | /* F must be a window-system frame, and SPEC must be a valid image | |
8183 | specification. */ | |
8184 | xassert (FRAME_WINDOW_P (f)); | |
8185 | xassert (valid_image_p (spec)); | |
8186 | ||
8187 | GCPRO1 (spec); | |
8188 | ||
8189 | /* Look up SPEC in the hash table of the image cache. */ | |
8190 | hash = sxhash (spec, 0); | |
8191 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
8192 | ||
8193 | for (img = c->buckets[i]; img; img = img->next) | |
8194 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
8195 | break; | |
8196 | ||
8197 | /* If not found, create a new image and cache it. */ | |
8198 | if (img == NULL) | |
8199 | { | |
8200 | img = make_image (spec, hash); | |
8201 | cache_image (f, img); | |
8202 | img->load_failed_p = img->type->load (f, img) == 0; | |
8203 | xassert (!interrupt_input_blocked); | |
8204 | ||
8205 | /* If we can't load the image, and we don't have a width and | |
8206 | height, use some arbitrary width and height so that we can | |
8207 | draw a rectangle for it. */ | |
8208 | if (img->load_failed_p) | |
8209 | { | |
8210 | Lisp_Object value; | |
8211 | ||
8212 | value = image_spec_value (spec, QCwidth, NULL); | |
8213 | img->width = (INTEGERP (value) | |
8214 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
8215 | value = image_spec_value (spec, QCheight, NULL); | |
8216 | img->height = (INTEGERP (value) | |
8217 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
8218 | } | |
8219 | else | |
8220 | { | |
8221 | /* Handle image type independent image attributes | |
8222 | `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF'. */ | |
8223 | Lisp_Object ascent, margin, relief, algorithm, heuristic_mask; | |
8224 | Lisp_Object file; | |
8225 | ||
8226 | ascent = image_spec_value (spec, QCascent, NULL); | |
8227 | if (INTEGERP (ascent)) | |
8228 | img->ascent = XFASTINT (ascent); | |
dfff8a69 JR |
8229 | else if (EQ (ascent, Qcenter)) |
8230 | img->ascent = CENTERED_IMAGE_ASCENT; | |
8231 | ||
6fc2811b JR |
8232 | margin = image_spec_value (spec, QCmargin, NULL); |
8233 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
8234 | img->margin = XFASTINT (margin); | |
8235 | ||
8236 | relief = image_spec_value (spec, QCrelief, NULL); | |
8237 | if (INTEGERP (relief)) | |
8238 | { | |
8239 | img->relief = XINT (relief); | |
8240 | img->margin += abs (img->relief); | |
8241 | } | |
8242 | ||
8243 | /* Should we apply a Laplace edge-detection algorithm? */ | |
8244 | algorithm = image_spec_value (spec, QCalgorithm, NULL); | |
8245 | if (img->pixmap && EQ (algorithm, Qlaplace)) | |
8246 | x_laplace (f, img); | |
8247 | ||
8248 | /* Should we built a mask heuristically? */ | |
8249 | heuristic_mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
8250 | if (img->pixmap && !img->mask && !NILP (heuristic_mask)) | |
8251 | x_build_heuristic_mask (f, img, heuristic_mask); | |
8252 | } | |
8253 | } | |
8254 | ||
8255 | /* We're using IMG, so set its timestamp to `now'. */ | |
8256 | EMACS_GET_TIME (now); | |
8257 | img->timestamp = EMACS_SECS (now); | |
8258 | ||
8259 | UNGCPRO; | |
8260 | ||
8261 | /* Value is the image id. */ | |
8262 | return img->id; | |
8263 | } | |
8264 | ||
8265 | ||
8266 | /* Cache image IMG in the image cache of frame F. */ | |
8267 | ||
8268 | static void | |
8269 | cache_image (f, img) | |
8270 | struct frame *f; | |
8271 | struct image *img; | |
8272 | { | |
8273 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8274 | int i; | |
8275 | ||
8276 | /* Find a free slot in c->images. */ | |
8277 | for (i = 0; i < c->used; ++i) | |
8278 | if (c->images[i] == NULL) | |
8279 | break; | |
8280 | ||
8281 | /* If no free slot found, maybe enlarge c->images. */ | |
8282 | if (i == c->used && c->used == c->size) | |
8283 | { | |
8284 | c->size *= 2; | |
8285 | c->images = (struct image **) xrealloc (c->images, | |
8286 | c->size * sizeof *c->images); | |
8287 | } | |
8288 | ||
8289 | /* Add IMG to c->images, and assign IMG an id. */ | |
8290 | c->images[i] = img; | |
8291 | img->id = i; | |
8292 | if (i == c->used) | |
8293 | ++c->used; | |
8294 | ||
8295 | /* Add IMG to the cache's hash table. */ | |
8296 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
8297 | img->next = c->buckets[i]; | |
8298 | if (img->next) | |
8299 | img->next->prev = img; | |
8300 | img->prev = NULL; | |
8301 | c->buckets[i] = img; | |
8302 | } | |
8303 | ||
8304 | ||
8305 | /* Call FN on every image in the image cache of frame F. Used to mark | |
8306 | Lisp Objects in the image cache. */ | |
8307 | ||
8308 | void | |
8309 | forall_images_in_image_cache (f, fn) | |
8310 | struct frame *f; | |
8311 | void (*fn) P_ ((struct image *img)); | |
8312 | { | |
8313 | if (FRAME_LIVE_P (f) && FRAME_W32_P (f)) | |
8314 | { | |
8315 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8316 | if (c) | |
8317 | { | |
8318 | int i; | |
8319 | for (i = 0; i < c->used; ++i) | |
8320 | if (c->images[i]) | |
8321 | fn (c->images[i]); | |
8322 | } | |
8323 | } | |
8324 | } | |
8325 | ||
8326 | ||
8327 | \f | |
8328 | /*********************************************************************** | |
8329 | W32 support code | |
8330 | ***********************************************************************/ | |
8331 | ||
767b1ff0 | 8332 | #if 0 /* TODO: W32 specific image code. */ |
6fc2811b JR |
8333 | |
8334 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, | |
8335 | XImage **, Pixmap *)); | |
8336 | static void x_destroy_x_image P_ ((XImage *)); | |
8337 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
8338 | ||
8339 | ||
8340 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
8341 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
8342 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
8343 | via xmalloc. Print error messages via image_error if an error | |
8344 | occurs. Value is non-zero if successful. */ | |
8345 | ||
8346 | static int | |
8347 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) | |
8348 | struct frame *f; | |
8349 | int width, height, depth; | |
8350 | XImage **ximg; | |
8351 | Pixmap *pixmap; | |
8352 | { | |
767b1ff0 | 8353 | #if 0 /* TODO: Image support for W32 */ |
6fc2811b JR |
8354 | Display *display = FRAME_W32_DISPLAY (f); |
8355 | Screen *screen = FRAME_X_SCREEN (f); | |
8356 | Window window = FRAME_W32_WINDOW (f); | |
8357 | ||
8358 | xassert (interrupt_input_blocked); | |
8359 | ||
8360 | if (depth <= 0) | |
8361 | depth = DefaultDepthOfScreen (screen); | |
8362 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
8363 | depth, ZPixmap, 0, NULL, width, height, | |
8364 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
8365 | if (*ximg == NULL) | |
8366 | { | |
8367 | image_error ("Unable to allocate X image", Qnil, Qnil); | |
8368 | return 0; | |
8369 | } | |
8370 | ||
8371 | /* Allocate image raster. */ | |
8372 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
8373 | ||
8374 | /* Allocate a pixmap of the same size. */ | |
8375 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
8376 | if (*pixmap == 0) | |
8377 | { | |
8378 | x_destroy_x_image (*ximg); | |
8379 | *ximg = NULL; | |
8380 | image_error ("Unable to create X pixmap", Qnil, Qnil); | |
8381 | return 0; | |
8382 | } | |
8383 | #endif | |
8384 | return 1; | |
8385 | } | |
8386 | ||
8387 | ||
8388 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
8389 | ||
8390 | static void | |
8391 | x_destroy_x_image (ximg) | |
8392 | XImage *ximg; | |
8393 | { | |
8394 | xassert (interrupt_input_blocked); | |
8395 | if (ximg) | |
8396 | { | |
8397 | xfree (ximg->data); | |
8398 | ximg->data = NULL; | |
8399 | XDestroyImage (ximg); | |
8400 | } | |
8401 | } | |
8402 | ||
8403 | ||
8404 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
8405 | are width and height of both the image and pixmap. */ | |
8406 | ||
8407 | static void | |
8408 | x_put_x_image (f, ximg, pixmap, width, height) | |
8409 | struct frame *f; | |
8410 | XImage *ximg; | |
8411 | Pixmap pixmap; | |
8412 | { | |
8413 | GC gc; | |
8414 | ||
8415 | xassert (interrupt_input_blocked); | |
8416 | gc = XCreateGC (NULL, pixmap, 0, NULL); | |
8417 | XPutImage (NULL, pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
8418 | XFreeGC (NULL, gc); | |
8419 | } | |
8420 | ||
8421 | #endif | |
8422 | ||
8423 | \f | |
8424 | /*********************************************************************** | |
8425 | Searching files | |
8426 | ***********************************************************************/ | |
8427 | ||
8428 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
8429 | ||
8430 | /* Find image file FILE. Look in data-directory, then | |
8431 | x-bitmap-file-path. Value is the full name of the file found, or | |
8432 | nil if not found. */ | |
8433 | ||
8434 | static Lisp_Object | |
8435 | x_find_image_file (file) | |
8436 | Lisp_Object file; | |
8437 | { | |
8438 | Lisp_Object file_found, search_path; | |
8439 | struct gcpro gcpro1, gcpro2; | |
8440 | int fd; | |
8441 | ||
8442 | file_found = Qnil; | |
8443 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
8444 | GCPRO2 (file_found, search_path); | |
8445 | ||
8446 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
8447 | fd = openp (search_path, file, "", &file_found, 0); | |
8448 | ||
939d6465 | 8449 | if (fd == -1) |
6fc2811b JR |
8450 | file_found = Qnil; |
8451 | else | |
8452 | close (fd); | |
8453 | ||
8454 | UNGCPRO; | |
8455 | return file_found; | |
8456 | } | |
8457 | ||
8458 | ||
8459 | \f | |
8460 | /*********************************************************************** | |
8461 | XBM images | |
8462 | ***********************************************************************/ | |
8463 | ||
8464 | static int xbm_load P_ ((struct frame *f, struct image *img)); | |
8465 | static int xbm_load_image_from_file P_ ((struct frame *f, struct image *img, | |
8466 | Lisp_Object file)); | |
8467 | static int xbm_image_p P_ ((Lisp_Object object)); | |
8468 | static int xbm_read_bitmap_file_data P_ ((char *, int *, int *, | |
8469 | unsigned char **)); | |
8470 | ||
8471 | ||
8472 | /* Indices of image specification fields in xbm_format, below. */ | |
8473 | ||
8474 | enum xbm_keyword_index | |
8475 | { | |
8476 | XBM_TYPE, | |
8477 | XBM_FILE, | |
8478 | XBM_WIDTH, | |
8479 | XBM_HEIGHT, | |
8480 | XBM_DATA, | |
8481 | XBM_FOREGROUND, | |
8482 | XBM_BACKGROUND, | |
8483 | XBM_ASCENT, | |
8484 | XBM_MARGIN, | |
8485 | XBM_RELIEF, | |
8486 | XBM_ALGORITHM, | |
8487 | XBM_HEURISTIC_MASK, | |
8488 | XBM_LAST | |
8489 | }; | |
8490 | ||
8491 | /* Vector of image_keyword structures describing the format | |
8492 | of valid XBM image specifications. */ | |
8493 | ||
8494 | static struct image_keyword xbm_format[XBM_LAST] = | |
8495 | { | |
8496 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
8497 | {":file", IMAGE_STRING_VALUE, 0}, | |
8498 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8499 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8500 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8501 | {":foreground", IMAGE_STRING_VALUE, 0}, | |
8502 | {":background", IMAGE_STRING_VALUE, 0}, | |
8503 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8504 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8505 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8506 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8507 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
8508 | }; | |
8509 | ||
8510 | /* Structure describing the image type XBM. */ | |
8511 | ||
8512 | static struct image_type xbm_type = | |
8513 | { | |
8514 | &Qxbm, | |
8515 | xbm_image_p, | |
8516 | xbm_load, | |
8517 | x_clear_image, | |
8518 | NULL | |
8519 | }; | |
8520 | ||
8521 | /* Tokens returned from xbm_scan. */ | |
8522 | ||
8523 | enum xbm_token | |
8524 | { | |
8525 | XBM_TK_IDENT = 256, | |
8526 | XBM_TK_NUMBER | |
8527 | }; | |
8528 | ||
8529 | ||
8530 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
8531 | A valid specification is a list starting with the symbol `image' | |
8532 | The rest of the list is a property list which must contain an | |
8533 | entry `:type xbm.. | |
8534 | ||
8535 | If the specification specifies a file to load, it must contain | |
8536 | an entry `:file FILENAME' where FILENAME is a string. | |
8537 | ||
8538 | If the specification is for a bitmap loaded from memory it must | |
8539 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
8540 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
8541 | ||
8542 | 1. a string large enough to hold the bitmap data, i.e. it must | |
8543 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
8544 | ||
8545 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
8546 | ||
8547 | 3. a vector of strings or bool-vectors, one for each line of the | |
8548 | bitmap. | |
8549 | ||
8550 | Both the file and data forms may contain the additional entries | |
8551 | `:background COLOR' and `:foreground COLOR'. If not present, | |
8552 | foreground and background of the frame on which the image is | |
8553 | displayed, is used. */ | |
8554 | ||
8555 | static int | |
8556 | xbm_image_p (object) | |
8557 | Lisp_Object object; | |
8558 | { | |
8559 | struct image_keyword kw[XBM_LAST]; | |
8560 | ||
8561 | bcopy (xbm_format, kw, sizeof kw); | |
8562 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) | |
8563 | return 0; | |
8564 | ||
8565 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
8566 | ||
8567 | if (kw[XBM_FILE].count) | |
8568 | { | |
8569 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
8570 | return 0; | |
8571 | } | |
8572 | else | |
8573 | { | |
8574 | Lisp_Object data; | |
8575 | int width, height; | |
8576 | ||
8577 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
8578 | if (!kw[XBM_WIDTH].count | |
8579 | || !kw[XBM_HEIGHT].count | |
8580 | || !kw[XBM_DATA].count) | |
8581 | return 0; | |
8582 | ||
8583 | data = kw[XBM_DATA].value; | |
8584 | width = XFASTINT (kw[XBM_WIDTH].value); | |
8585 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
8586 | ||
8587 | /* Check type of data, and width and height against contents of | |
8588 | data. */ | |
8589 | if (VECTORP (data)) | |
8590 | { | |
8591 | int i; | |
8592 | ||
8593 | /* Number of elements of the vector must be >= height. */ | |
8594 | if (XVECTOR (data)->size < height) | |
8595 | return 0; | |
8596 | ||
8597 | /* Each string or bool-vector in data must be large enough | |
8598 | for one line of the image. */ | |
8599 | for (i = 0; i < height; ++i) | |
8600 | { | |
8601 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
8602 | ||
8603 | if (STRINGP (elt)) | |
8604 | { | |
8605 | if (XSTRING (elt)->size | |
8606 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
8607 | return 0; | |
8608 | } | |
8609 | else if (BOOL_VECTOR_P (elt)) | |
8610 | { | |
8611 | if (XBOOL_VECTOR (elt)->size < width) | |
8612 | return 0; | |
8613 | } | |
8614 | else | |
8615 | return 0; | |
8616 | } | |
8617 | } | |
8618 | else if (STRINGP (data)) | |
8619 | { | |
8620 | if (XSTRING (data)->size | |
8621 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
8622 | return 0; | |
8623 | } | |
8624 | else if (BOOL_VECTOR_P (data)) | |
8625 | { | |
8626 | if (XBOOL_VECTOR (data)->size < width * height) | |
8627 | return 0; | |
8628 | } | |
8629 | else | |
8630 | return 0; | |
8631 | } | |
8632 | ||
8633 | /* Baseline must be a value between 0 and 100 (a percentage). */ | |
8634 | if (kw[XBM_ASCENT].count | |
8635 | && XFASTINT (kw[XBM_ASCENT].value) > 100) | |
8636 | return 0; | |
8637 | ||
8638 | return 1; | |
8639 | } | |
8640 | ||
8641 | ||
8642 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
8643 | either an enumerator from enum xbm_token, or a character for a | |
8644 | single-character token, or 0 at end of file. If scanning an | |
8645 | identifier, store the lexeme of the identifier in SVAL. If | |
8646 | scanning a number, store its value in *IVAL. */ | |
8647 | ||
8648 | static int | |
8649 | xbm_scan (fp, sval, ival) | |
8650 | FILE *fp; | |
8651 | char *sval; | |
8652 | int *ival; | |
8653 | { | |
8654 | int c; | |
8655 | ||
8656 | /* Skip white space. */ | |
8657 | while ((c = fgetc (fp)) != EOF && isspace (c)) | |
8658 | ; | |
8659 | ||
8660 | if (c == EOF) | |
8661 | c = 0; | |
8662 | else if (isdigit (c)) | |
8663 | { | |
8664 | int value = 0, digit; | |
8665 | ||
8666 | if (c == '0') | |
8667 | { | |
8668 | c = fgetc (fp); | |
8669 | if (c == 'x' || c == 'X') | |
8670 | { | |
8671 | while ((c = fgetc (fp)) != EOF) | |
8672 | { | |
8673 | if (isdigit (c)) | |
8674 | digit = c - '0'; | |
8675 | else if (c >= 'a' && c <= 'f') | |
8676 | digit = c - 'a' + 10; | |
8677 | else if (c >= 'A' && c <= 'F') | |
8678 | digit = c - 'A' + 10; | |
8679 | else | |
8680 | break; | |
8681 | value = 16 * value + digit; | |
8682 | } | |
8683 | } | |
8684 | else if (isdigit (c)) | |
8685 | { | |
8686 | value = c - '0'; | |
8687 | while ((c = fgetc (fp)) != EOF | |
8688 | && isdigit (c)) | |
8689 | value = 8 * value + c - '0'; | |
8690 | } | |
8691 | } | |
8692 | else | |
8693 | { | |
8694 | value = c - '0'; | |
8695 | while ((c = fgetc (fp)) != EOF | |
8696 | && isdigit (c)) | |
8697 | value = 10 * value + c - '0'; | |
8698 | } | |
8699 | ||
8700 | if (c != EOF) | |
8701 | ungetc (c, fp); | |
8702 | *ival = value; | |
8703 | c = XBM_TK_NUMBER; | |
8704 | } | |
8705 | else if (isalpha (c) || c == '_') | |
8706 | { | |
8707 | *sval++ = c; | |
8708 | while ((c = fgetc (fp)) != EOF | |
8709 | && (isalnum (c) || c == '_')) | |
8710 | *sval++ = c; | |
8711 | *sval = 0; | |
8712 | if (c != EOF) | |
8713 | ungetc (c, fp); | |
8714 | c = XBM_TK_IDENT; | |
8715 | } | |
8716 | ||
8717 | return c; | |
8718 | } | |
8719 | ||
8720 | ||
8721 | /* Replacement for XReadBitmapFileData which isn't available under old | |
8722 | X versions. FILE is the name of the bitmap file to read. Set | |
8723 | *WIDTH and *HEIGHT to the width and height of the image. Return in | |
8724 | *DATA the bitmap data allocated with xmalloc. Value is non-zero if | |
8725 | successful. */ | |
8726 | ||
8727 | static int | |
8728 | xbm_read_bitmap_file_data (file, width, height, data) | |
8729 | char *file; | |
8730 | int *width, *height; | |
8731 | unsigned char **data; | |
8732 | { | |
8733 | FILE *fp; | |
8734 | char buffer[BUFSIZ]; | |
8735 | int padding_p = 0; | |
8736 | int v10 = 0; | |
8737 | int bytes_per_line, i, nbytes; | |
8738 | unsigned char *p; | |
8739 | int value; | |
8740 | int LA1; | |
8741 | ||
8742 | #define match() \ | |
8743 | LA1 = xbm_scan (fp, buffer, &value) | |
8744 | ||
8745 | #define expect(TOKEN) \ | |
8746 | if (LA1 != (TOKEN)) \ | |
8747 | goto failure; \ | |
8748 | else \ | |
8749 | match () | |
8750 | ||
8751 | #define expect_ident(IDENT) \ | |
8752 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
8753 | match (); \ | |
8754 | else \ | |
8755 | goto failure | |
8756 | ||
8757 | fp = fopen (file, "r"); | |
8758 | if (fp == NULL) | |
8759 | return 0; | |
8760 | ||
8761 | *width = *height = -1; | |
8762 | *data = NULL; | |
8763 | LA1 = xbm_scan (fp, buffer, &value); | |
8764 | ||
8765 | /* Parse defines for width, height and hot-spots. */ | |
8766 | while (LA1 == '#') | |
8767 | { | |
8768 | match (); | |
8769 | expect_ident ("define"); | |
8770 | expect (XBM_TK_IDENT); | |
8771 | ||
8772 | if (LA1 == XBM_TK_NUMBER); | |
8773 | { | |
8774 | char *p = strrchr (buffer, '_'); | |
8775 | p = p ? p + 1 : buffer; | |
8776 | if (strcmp (p, "width") == 0) | |
8777 | *width = value; | |
8778 | else if (strcmp (p, "height") == 0) | |
8779 | *height = value; | |
8780 | } | |
8781 | expect (XBM_TK_NUMBER); | |
8782 | } | |
8783 | ||
8784 | if (*width < 0 || *height < 0) | |
8785 | goto failure; | |
8786 | ||
8787 | /* Parse bits. Must start with `static'. */ | |
8788 | expect_ident ("static"); | |
8789 | if (LA1 == XBM_TK_IDENT) | |
8790 | { | |
8791 | if (strcmp (buffer, "unsigned") == 0) | |
8792 | { | |
8793 | match (); | |
8794 | expect_ident ("char"); | |
8795 | } | |
8796 | else if (strcmp (buffer, "short") == 0) | |
8797 | { | |
8798 | match (); | |
8799 | v10 = 1; | |
8800 | if (*width % 16 && *width % 16 < 9) | |
8801 | padding_p = 1; | |
8802 | } | |
8803 | else if (strcmp (buffer, "char") == 0) | |
8804 | match (); | |
8805 | else | |
8806 | goto failure; | |
8807 | } | |
8808 | else | |
8809 | goto failure; | |
8810 | ||
8811 | expect (XBM_TK_IDENT); | |
8812 | expect ('['); | |
8813 | expect (']'); | |
8814 | expect ('='); | |
8815 | expect ('{'); | |
8816 | ||
8817 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
8818 | nbytes = bytes_per_line * *height; | |
8819 | p = *data = (char *) xmalloc (nbytes); | |
8820 | ||
8821 | if (v10) | |
8822 | { | |
8823 | ||
8824 | for (i = 0; i < nbytes; i += 2) | |
8825 | { | |
8826 | int val = value; | |
8827 | expect (XBM_TK_NUMBER); | |
8828 | ||
8829 | *p++ = val; | |
8830 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
8831 | *p++ = value >> 8; | |
8832 | ||
8833 | if (LA1 == ',' || LA1 == '}') | |
8834 | match (); | |
8835 | else | |
8836 | goto failure; | |
8837 | } | |
8838 | } | |
8839 | else | |
8840 | { | |
8841 | for (i = 0; i < nbytes; ++i) | |
8842 | { | |
8843 | int val = value; | |
8844 | expect (XBM_TK_NUMBER); | |
8845 | ||
8846 | *p++ = val; | |
8847 | ||
8848 | if (LA1 == ',' || LA1 == '}') | |
8849 | match (); | |
8850 | else | |
8851 | goto failure; | |
8852 | } | |
8853 | } | |
8854 | ||
8855 | fclose (fp); | |
8856 | return 1; | |
8857 | ||
8858 | failure: | |
8859 | ||
8860 | fclose (fp); | |
8861 | if (*data) | |
8862 | { | |
8863 | xfree (*data); | |
8864 | *data = NULL; | |
8865 | } | |
8866 | return 0; | |
8867 | ||
8868 | #undef match | |
8869 | #undef expect | |
8870 | #undef expect_ident | |
8871 | } | |
8872 | ||
8873 | ||
8874 | /* Load XBM image IMG which will be displayed on frame F from file | |
8875 | SPECIFIED_FILE. Value is non-zero if successful. */ | |
8876 | ||
8877 | static int | |
8878 | xbm_load_image_from_file (f, img, specified_file) | |
8879 | struct frame *f; | |
8880 | struct image *img; | |
8881 | Lisp_Object specified_file; | |
8882 | { | |
8883 | int rc; | |
8884 | unsigned char *data; | |
8885 | int success_p = 0; | |
8886 | Lisp_Object file; | |
8887 | struct gcpro gcpro1; | |
8888 | ||
8889 | xassert (STRINGP (specified_file)); | |
8890 | file = Qnil; | |
8891 | GCPRO1 (file); | |
8892 | ||
8893 | file = x_find_image_file (specified_file); | |
8894 | if (!STRINGP (file)) | |
8895 | { | |
8896 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
8897 | UNGCPRO; | |
8898 | return 0; | |
8899 | } | |
8900 | ||
8901 | rc = xbm_read_bitmap_file_data (XSTRING (file)->data, &img->width, | |
8902 | &img->height, &data); | |
8903 | if (rc) | |
8904 | { | |
8905 | int depth = one_w32_display_info.n_cbits; | |
8906 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
8907 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
8908 | Lisp_Object value; | |
8909 | ||
8910 | xassert (img->width > 0 && img->height > 0); | |
8911 | ||
8912 | /* Get foreground and background colors, maybe allocate colors. */ | |
8913 | value = image_spec_value (img->spec, QCforeground, NULL); | |
8914 | if (!NILP (value)) | |
8915 | foreground = x_alloc_image_color (f, img, value, foreground); | |
8916 | ||
8917 | value = image_spec_value (img->spec, QCbackground, NULL); | |
8918 | if (!NILP (value)) | |
8919 | background = x_alloc_image_color (f, img, value, background); | |
8920 | ||
767b1ff0 | 8921 | #if 0 /* TODO : Port image display to W32 */ |
6fc2811b JR |
8922 | BLOCK_INPUT; |
8923 | img->pixmap | |
8924 | = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f), | |
8925 | FRAME_W32_WINDOW (f), | |
8926 | data, | |
8927 | img->width, img->height, | |
8928 | foreground, background, | |
8929 | depth); | |
8930 | xfree (data); | |
8931 | ||
8932 | if (img->pixmap == 0) | |
8933 | { | |
8934 | x_clear_image (f, img); | |
8935 | image_error ("Unable to create X pixmap for `%s'", file, Qnil); | |
8936 | } | |
8937 | else | |
8938 | success_p = 1; | |
8939 | ||
8940 | UNBLOCK_INPUT; | |
8941 | #endif | |
8942 | } | |
8943 | else | |
8944 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
8945 | ||
8946 | UNGCPRO; | |
8947 | return success_p; | |
8948 | } | |
8949 | ||
8950 | ||
8951 | /* Fill image IMG which is used on frame F with pixmap data. Value is | |
8952 | non-zero if successful. */ | |
8953 | ||
8954 | static int | |
8955 | xbm_load (f, img) | |
8956 | struct frame *f; | |
8957 | struct image *img; | |
8958 | { | |
8959 | int success_p = 0; | |
8960 | Lisp_Object file_name; | |
8961 | ||
8962 | xassert (xbm_image_p (img->spec)); | |
8963 | ||
8964 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
8965 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
8966 | if (STRINGP (file_name)) | |
8967 | success_p = xbm_load_image_from_file (f, img, file_name); | |
8968 | else | |
8969 | { | |
8970 | struct image_keyword fmt[XBM_LAST]; | |
8971 | Lisp_Object data; | |
8972 | int depth; | |
8973 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
8974 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
8975 | char *bits; | |
8976 | int parsed_p; | |
8977 | ||
8978 | /* Parse the list specification. */ | |
8979 | bcopy (xbm_format, fmt, sizeof fmt); | |
8980 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); | |
8981 | xassert (parsed_p); | |
8982 | ||
8983 | /* Get specified width, and height. */ | |
8984 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
8985 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
8986 | xassert (img->width > 0 && img->height > 0); | |
8987 | ||
8988 | BLOCK_INPUT; | |
8989 | ||
8990 | if (fmt[XBM_ASCENT].count) | |
8991 | img->ascent = XFASTINT (fmt[XBM_ASCENT].value); | |
8992 | ||
8993 | /* Get foreground and background colors, maybe allocate colors. */ | |
8994 | if (fmt[XBM_FOREGROUND].count) | |
8995 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
8996 | foreground); | |
8997 | if (fmt[XBM_BACKGROUND].count) | |
8998 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
8999 | background); | |
9000 | ||
9001 | /* Set bits to the bitmap image data. */ | |
9002 | data = fmt[XBM_DATA].value; | |
9003 | if (VECTORP (data)) | |
9004 | { | |
9005 | int i; | |
9006 | char *p; | |
9007 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
9008 | ||
9009 | p = bits = (char *) alloca (nbytes * img->height); | |
9010 | for (i = 0; i < img->height; ++i, p += nbytes) | |
9011 | { | |
9012 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
9013 | if (STRINGP (line)) | |
9014 | bcopy (XSTRING (line)->data, p, nbytes); | |
9015 | else | |
9016 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
9017 | } | |
9018 | } | |
9019 | else if (STRINGP (data)) | |
9020 | bits = XSTRING (data)->data; | |
9021 | else | |
9022 | bits = XBOOL_VECTOR (data)->data; | |
9023 | ||
767b1ff0 | 9024 | #if 0 /* TODO : W32 XPM code */ |
6fc2811b JR |
9025 | /* Create the pixmap. */ |
9026 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
9027 | img->pixmap | |
9028 | = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f), | |
9029 | FRAME_W32_WINDOW (f), | |
9030 | bits, | |
9031 | img->width, img->height, | |
9032 | foreground, background, | |
9033 | depth); | |
767b1ff0 | 9034 | #endif /* TODO */ |
6fc2811b JR |
9035 | |
9036 | if (img->pixmap) | |
9037 | success_p = 1; | |
9038 | else | |
9039 | { | |
9040 | image_error ("Unable to create pixmap for XBM image `%s'", | |
9041 | img->spec, Qnil); | |
9042 | x_clear_image (f, img); | |
9043 | } | |
9044 | ||
9045 | UNBLOCK_INPUT; | |
9046 | } | |
9047 | ||
9048 | return success_p; | |
9049 | } | |
9050 | ||
9051 | ||
9052 | \f | |
9053 | /*********************************************************************** | |
9054 | XPM images | |
9055 | ***********************************************************************/ | |
9056 | ||
9057 | #if HAVE_XPM | |
9058 | ||
9059 | static int xpm_image_p P_ ((Lisp_Object object)); | |
9060 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
9061 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
9062 | ||
9063 | #include "X11/xpm.h" | |
9064 | ||
9065 | /* The symbol `xpm' identifying XPM-format images. */ | |
9066 | ||
9067 | Lisp_Object Qxpm; | |
9068 | ||
9069 | /* Indices of image specification fields in xpm_format, below. */ | |
9070 | ||
9071 | enum xpm_keyword_index | |
9072 | { | |
9073 | XPM_TYPE, | |
9074 | XPM_FILE, | |
9075 | XPM_DATA, | |
9076 | XPM_ASCENT, | |
9077 | XPM_MARGIN, | |
9078 | XPM_RELIEF, | |
9079 | XPM_ALGORITHM, | |
9080 | XPM_HEURISTIC_MASK, | |
9081 | XPM_COLOR_SYMBOLS, | |
9082 | XPM_LAST | |
9083 | }; | |
9084 | ||
9085 | /* Vector of image_keyword structures describing the format | |
9086 | of valid XPM image specifications. */ | |
9087 | ||
9088 | static struct image_keyword xpm_format[XPM_LAST] = | |
9089 | { | |
9090 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9091 | {":file", IMAGE_STRING_VALUE, 0}, | |
9092 | {":data", IMAGE_STRING_VALUE, 0}, | |
9093 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
9094 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9095 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9096 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9097 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9098 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
9099 | }; | |
9100 | ||
9101 | /* Structure describing the image type XBM. */ | |
9102 | ||
9103 | static struct image_type xpm_type = | |
9104 | { | |
9105 | &Qxpm, | |
9106 | xpm_image_p, | |
9107 | xpm_load, | |
9108 | x_clear_image, | |
9109 | NULL | |
9110 | }; | |
9111 | ||
9112 | ||
9113 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list | |
9114 | for XPM images. Such a list must consist of conses whose car and | |
9115 | cdr are strings. */ | |
9116 | ||
9117 | static int | |
9118 | xpm_valid_color_symbols_p (color_symbols) | |
9119 | Lisp_Object color_symbols; | |
9120 | { | |
9121 | while (CONSP (color_symbols)) | |
9122 | { | |
9123 | Lisp_Object sym = XCAR (color_symbols); | |
9124 | if (!CONSP (sym) | |
9125 | || !STRINGP (XCAR (sym)) | |
9126 | || !STRINGP (XCDR (sym))) | |
9127 | break; | |
9128 | color_symbols = XCDR (color_symbols); | |
9129 | } | |
9130 | ||
9131 | return NILP (color_symbols); | |
9132 | } | |
9133 | ||
9134 | ||
9135 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
9136 | ||
9137 | static int | |
9138 | xpm_image_p (object) | |
9139 | Lisp_Object object; | |
9140 | { | |
9141 | struct image_keyword fmt[XPM_LAST]; | |
9142 | bcopy (xpm_format, fmt, sizeof fmt); | |
9143 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) | |
9144 | /* Either `:file' or `:data' must be present. */ | |
9145 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
9146 | /* Either no `:color-symbols' or it's a list of conses | |
9147 | whose car and cdr are strings. */ | |
9148 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
9149 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)) | |
9150 | && (fmt[XPM_ASCENT].count == 0 | |
9151 | || XFASTINT (fmt[XPM_ASCENT].value) < 100)); | |
9152 | } | |
9153 | ||
9154 | ||
9155 | /* Load image IMG which will be displayed on frame F. Value is | |
9156 | non-zero if successful. */ | |
9157 | ||
9158 | static int | |
9159 | xpm_load (f, img) | |
9160 | struct frame *f; | |
9161 | struct image *img; | |
9162 | { | |
9163 | int rc, i; | |
9164 | XpmAttributes attrs; | |
9165 | Lisp_Object specified_file, color_symbols; | |
9166 | ||
9167 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
9168 | close colors. Return colors allocated. */ | |
9169 | bzero (&attrs, sizeof attrs); | |
dfff8a69 JR |
9170 | attrs.visual = FRAME_X_VISUAL (f); |
9171 | attrs.colormap = FRAME_X_COLORMAP (f); | |
6fc2811b | 9172 | attrs.valuemask |= XpmVisual; |
dfff8a69 | 9173 | attrs.valuemask |= XpmColormap; |
6fc2811b | 9174 | attrs.valuemask |= XpmReturnAllocPixels; |
dfff8a69 | 9175 | #ifdef XpmAllocCloseColors |
6fc2811b JR |
9176 | attrs.alloc_close_colors = 1; |
9177 | attrs.valuemask |= XpmAllocCloseColors; | |
dfff8a69 JR |
9178 | #else |
9179 | attrs.closeness = 600; | |
9180 | attrs.valuemask |= XpmCloseness; | |
9181 | #endif | |
6fc2811b JR |
9182 | |
9183 | /* If image specification contains symbolic color definitions, add | |
9184 | these to `attrs'. */ | |
9185 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
9186 | if (CONSP (color_symbols)) | |
9187 | { | |
9188 | Lisp_Object tail; | |
9189 | XpmColorSymbol *xpm_syms; | |
9190 | int i, size; | |
9191 | ||
9192 | attrs.valuemask |= XpmColorSymbols; | |
9193 | ||
9194 | /* Count number of symbols. */ | |
9195 | attrs.numsymbols = 0; | |
9196 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
9197 | ++attrs.numsymbols; | |
9198 | ||
9199 | /* Allocate an XpmColorSymbol array. */ | |
9200 | size = attrs.numsymbols * sizeof *xpm_syms; | |
9201 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
9202 | bzero (xpm_syms, size); | |
9203 | attrs.colorsymbols = xpm_syms; | |
9204 | ||
9205 | /* Fill the color symbol array. */ | |
9206 | for (tail = color_symbols, i = 0; | |
9207 | CONSP (tail); | |
9208 | ++i, tail = XCDR (tail)) | |
9209 | { | |
9210 | Lisp_Object name = XCAR (XCAR (tail)); | |
9211 | Lisp_Object color = XCDR (XCAR (tail)); | |
9212 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
9213 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
9214 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
9215 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
9216 | } | |
9217 | } | |
9218 | ||
9219 | /* Create a pixmap for the image, either from a file, or from a | |
9220 | string buffer containing data in the same format as an XPM file. */ | |
9221 | BLOCK_INPUT; | |
9222 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
9223 | if (STRINGP (specified_file)) | |
9224 | { | |
9225 | Lisp_Object file = x_find_image_file (specified_file); | |
9226 | if (!STRINGP (file)) | |
9227 | { | |
9228 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
9229 | UNBLOCK_INPUT; | |
9230 | return 0; | |
9231 | } | |
9232 | ||
9233 | rc = XpmReadFileToPixmap (NULL, FRAME_W32_WINDOW (f), | |
9234 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
9235 | &attrs); | |
9236 | } | |
9237 | else | |
9238 | { | |
9239 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
9240 | rc = XpmCreatePixmapFromBuffer (NULL, FRAME_W32_WINDOW (f), | |
9241 | XSTRING (buffer)->data, | |
9242 | &img->pixmap, &img->mask, | |
9243 | &attrs); | |
9244 | } | |
9245 | UNBLOCK_INPUT; | |
9246 | ||
9247 | if (rc == XpmSuccess) | |
9248 | { | |
9249 | /* Remember allocated colors. */ | |
9250 | img->ncolors = attrs.nalloc_pixels; | |
9251 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
9252 | * sizeof *img->colors); | |
9253 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
9254 | img->colors[i] = attrs.alloc_pixels[i]; | |
9255 | ||
9256 | img->width = attrs.width; | |
9257 | img->height = attrs.height; | |
9258 | xassert (img->width > 0 && img->height > 0); | |
9259 | ||
9260 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
9261 | BLOCK_INPUT; | |
9262 | XpmFreeAttributes (&attrs); | |
9263 | UNBLOCK_INPUT; | |
9264 | } | |
9265 | else | |
9266 | { | |
9267 | switch (rc) | |
9268 | { | |
9269 | case XpmOpenFailed: | |
9270 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
9271 | break; | |
9272 | ||
9273 | case XpmFileInvalid: | |
9274 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
9275 | break; | |
9276 | ||
9277 | case XpmNoMemory: | |
9278 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
9279 | break; | |
9280 | ||
9281 | case XpmColorFailed: | |
9282 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
9283 | break; | |
9284 | ||
9285 | default: | |
9286 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
9287 | break; | |
9288 | } | |
9289 | } | |
9290 | ||
9291 | return rc == XpmSuccess; | |
9292 | } | |
9293 | ||
9294 | #endif /* HAVE_XPM != 0 */ | |
9295 | ||
9296 | \f | |
767b1ff0 | 9297 | #if 0 /* TODO : Color tables on W32. */ |
6fc2811b JR |
9298 | /*********************************************************************** |
9299 | Color table | |
9300 | ***********************************************************************/ | |
9301 | ||
9302 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
9303 | ||
9304 | struct ct_color | |
9305 | { | |
9306 | int r, g, b; | |
9307 | unsigned long pixel; | |
9308 | ||
9309 | /* Next in color table collision list. */ | |
9310 | struct ct_color *next; | |
9311 | }; | |
9312 | ||
9313 | /* The bucket vector size to use. Must be prime. */ | |
9314 | ||
9315 | #define CT_SIZE 101 | |
9316 | ||
9317 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
9318 | ||
9319 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
9320 | ||
9321 | /* The color hash table. */ | |
9322 | ||
9323 | struct ct_color **ct_table; | |
9324 | ||
9325 | /* Number of entries in the color table. */ | |
9326 | ||
9327 | int ct_colors_allocated; | |
9328 | ||
9329 | /* Function prototypes. */ | |
9330 | ||
9331 | static void init_color_table P_ ((void)); | |
9332 | static void free_color_table P_ ((void)); | |
9333 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
9334 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
9335 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
9336 | ||
9337 | ||
9338 | /* Initialize the color table. */ | |
9339 | ||
9340 | static void | |
9341 | init_color_table () | |
9342 | { | |
9343 | int size = CT_SIZE * sizeof (*ct_table); | |
9344 | ct_table = (struct ct_color **) xmalloc (size); | |
9345 | bzero (ct_table, size); | |
9346 | ct_colors_allocated = 0; | |
9347 | } | |
9348 | ||
9349 | ||
9350 | /* Free memory associated with the color table. */ | |
9351 | ||
9352 | static void | |
9353 | free_color_table () | |
9354 | { | |
9355 | int i; | |
9356 | struct ct_color *p, *next; | |
9357 | ||
9358 | for (i = 0; i < CT_SIZE; ++i) | |
9359 | for (p = ct_table[i]; p; p = next) | |
9360 | { | |
9361 | next = p->next; | |
9362 | xfree (p); | |
9363 | } | |
9364 | ||
9365 | xfree (ct_table); | |
9366 | ct_table = NULL; | |
9367 | } | |
9368 | ||
9369 | ||
9370 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
9371 | entry for that color already is in the color table, return the | |
9372 | pixel color of that entry. Otherwise, allocate a new color for R, | |
9373 | G, B, and make an entry in the color table. */ | |
9374 | ||
9375 | static unsigned long | |
9376 | lookup_rgb_color (f, r, g, b) | |
9377 | struct frame *f; | |
9378 | int r, g, b; | |
9379 | { | |
9380 | unsigned hash = CT_HASH_RGB (r, g, b); | |
9381 | int i = hash % CT_SIZE; | |
9382 | struct ct_color *p; | |
9383 | ||
9384 | for (p = ct_table[i]; p; p = p->next) | |
9385 | if (p->r == r && p->g == g && p->b == b) | |
9386 | break; | |
9387 | ||
9388 | if (p == NULL) | |
9389 | { | |
9390 | COLORREF color; | |
9391 | Colormap cmap; | |
9392 | int rc; | |
9393 | ||
9394 | color = PALETTERGB (r, g, b); | |
9395 | ||
9396 | ++ct_colors_allocated; | |
9397 | ||
9398 | p = (struct ct_color *) xmalloc (sizeof *p); | |
9399 | p->r = r; | |
9400 | p->g = g; | |
9401 | p->b = b; | |
9402 | p->pixel = color; | |
9403 | p->next = ct_table[i]; | |
9404 | ct_table[i] = p; | |
9405 | } | |
9406 | ||
9407 | return p->pixel; | |
9408 | } | |
9409 | ||
9410 | ||
9411 | /* Look up pixel color PIXEL which is used on frame F in the color | |
9412 | table. If not already present, allocate it. Value is PIXEL. */ | |
9413 | ||
9414 | static unsigned long | |
9415 | lookup_pixel_color (f, pixel) | |
9416 | struct frame *f; | |
9417 | unsigned long pixel; | |
9418 | { | |
9419 | int i = pixel % CT_SIZE; | |
9420 | struct ct_color *p; | |
9421 | ||
9422 | for (p = ct_table[i]; p; p = p->next) | |
9423 | if (p->pixel == pixel) | |
9424 | break; | |
9425 | ||
9426 | if (p == NULL) | |
9427 | { | |
9428 | XColor color; | |
9429 | Colormap cmap; | |
9430 | int rc; | |
9431 | ||
9432 | BLOCK_INPUT; | |
9433 | ||
9434 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
9435 | color.pixel = pixel; | |
9436 | XQueryColor (NULL, cmap, &color); | |
9437 | rc = x_alloc_nearest_color (f, cmap, &color); | |
9438 | UNBLOCK_INPUT; | |
9439 | ||
9440 | if (rc) | |
9441 | { | |
9442 | ++ct_colors_allocated; | |
9443 | ||
9444 | p = (struct ct_color *) xmalloc (sizeof *p); | |
9445 | p->r = color.red; | |
9446 | p->g = color.green; | |
9447 | p->b = color.blue; | |
9448 | p->pixel = pixel; | |
9449 | p->next = ct_table[i]; | |
9450 | ct_table[i] = p; | |
9451 | } | |
9452 | else | |
9453 | return FRAME_FOREGROUND_PIXEL (f); | |
9454 | } | |
9455 | return p->pixel; | |
9456 | } | |
9457 | ||
9458 | ||
9459 | /* Value is a vector of all pixel colors contained in the color table, | |
9460 | allocated via xmalloc. Set *N to the number of colors. */ | |
9461 | ||
9462 | static unsigned long * | |
9463 | colors_in_color_table (n) | |
9464 | int *n; | |
9465 | { | |
9466 | int i, j; | |
9467 | struct ct_color *p; | |
9468 | unsigned long *colors; | |
9469 | ||
9470 | if (ct_colors_allocated == 0) | |
9471 | { | |
9472 | *n = 0; | |
9473 | colors = NULL; | |
9474 | } | |
9475 | else | |
9476 | { | |
9477 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
9478 | * sizeof *colors); | |
9479 | *n = ct_colors_allocated; | |
9480 | ||
9481 | for (i = j = 0; i < CT_SIZE; ++i) | |
9482 | for (p = ct_table[i]; p; p = p->next) | |
9483 | colors[j++] = p->pixel; | |
9484 | } | |
9485 | ||
9486 | return colors; | |
9487 | } | |
9488 | ||
767b1ff0 | 9489 | #endif /* TODO */ |
6fc2811b JR |
9490 | |
9491 | \f | |
9492 | /*********************************************************************** | |
9493 | Algorithms | |
9494 | ***********************************************************************/ | |
9495 | ||
767b1ff0 | 9496 | #if 0 /* TODO : W32 versions of low level algorithms */ |
6fc2811b JR |
9497 | static void x_laplace_write_row P_ ((struct frame *, long *, |
9498 | int, XImage *, int)); | |
9499 | static void x_laplace_read_row P_ ((struct frame *, Colormap, | |
9500 | XColor *, int, XImage *, int)); | |
9501 | ||
9502 | ||
9503 | /* Fill COLORS with RGB colors from row Y of image XIMG. F is the | |
9504 | frame we operate on, CMAP is the color-map in effect, and WIDTH is | |
9505 | the width of one row in the image. */ | |
9506 | ||
9507 | static void | |
9508 | x_laplace_read_row (f, cmap, colors, width, ximg, y) | |
9509 | struct frame *f; | |
9510 | Colormap cmap; | |
9511 | XColor *colors; | |
9512 | int width; | |
9513 | XImage *ximg; | |
9514 | int y; | |
9515 | { | |
9516 | int x; | |
9517 | ||
9518 | for (x = 0; x < width; ++x) | |
9519 | colors[x].pixel = XGetPixel (ximg, x, y); | |
9520 | ||
9521 | XQueryColors (NULL, cmap, colors, width); | |
9522 | } | |
9523 | ||
9524 | ||
9525 | /* Write row Y of image XIMG. PIXELS is an array of WIDTH longs | |
9526 | containing the pixel colors to write. F is the frame we are | |
9527 | working on. */ | |
9528 | ||
9529 | static void | |
9530 | x_laplace_write_row (f, pixels, width, ximg, y) | |
9531 | struct frame *f; | |
9532 | long *pixels; | |
9533 | int width; | |
9534 | XImage *ximg; | |
9535 | int y; | |
9536 | { | |
9537 | int x; | |
9538 | ||
9539 | for (x = 0; x < width; ++x) | |
9540 | XPutPixel (ximg, x, y, pixels[x]); | |
9541 | } | |
9542 | #endif | |
9543 | ||
9544 | /* Transform image IMG which is used on frame F with a Laplace | |
9545 | edge-detection algorithm. The result is an image that can be used | |
9546 | to draw disabled buttons, for example. */ | |
9547 | ||
9548 | static void | |
9549 | x_laplace (f, img) | |
9550 | struct frame *f; | |
9551 | struct image *img; | |
9552 | { | |
767b1ff0 | 9553 | #if 0 /* TODO : W32 version */ |
6fc2811b JR |
9554 | Colormap cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); |
9555 | XImage *ximg, *oimg; | |
9556 | XColor *in[3]; | |
9557 | long *out; | |
9558 | Pixmap pixmap; | |
9559 | int x, y, i; | |
9560 | long pixel; | |
9561 | int in_y, out_y, rc; | |
9562 | int mv2 = 45000; | |
9563 | ||
9564 | BLOCK_INPUT; | |
9565 | ||
9566 | /* Get the X image IMG->pixmap. */ | |
9567 | ximg = XGetImage (NULL, img->pixmap, | |
9568 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
9569 | ||
9570 | /* Allocate 3 input rows, and one output row of colors. */ | |
9571 | for (i = 0; i < 3; ++i) | |
9572 | in[i] = (XColor *) alloca (img->width * sizeof (XColor)); | |
9573 | out = (long *) alloca (img->width * sizeof (long)); | |
9574 | ||
9575 | /* Create an X image for output. */ | |
9576 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 0, | |
9577 | &oimg, &pixmap); | |
9578 | ||
9579 | /* Fill first two rows. */ | |
9580 | x_laplace_read_row (f, cmap, in[0], img->width, ximg, 0); | |
9581 | x_laplace_read_row (f, cmap, in[1], img->width, ximg, 1); | |
9582 | in_y = 2; | |
9583 | ||
9584 | /* Write first row, all zeros. */ | |
9585 | init_color_table (); | |
9586 | pixel = lookup_rgb_color (f, 0, 0, 0); | |
9587 | for (x = 0; x < img->width; ++x) | |
9588 | out[x] = pixel; | |
9589 | x_laplace_write_row (f, out, img->width, oimg, 0); | |
9590 | out_y = 1; | |
9591 | ||
9592 | for (y = 2; y < img->height; ++y) | |
9593 | { | |
9594 | int rowa = y % 3; | |
9595 | int rowb = (y + 2) % 3; | |
9596 | ||
9597 | x_laplace_read_row (f, cmap, in[rowa], img->width, ximg, in_y++); | |
9598 | ||
9599 | for (x = 0; x < img->width - 2; ++x) | |
9600 | { | |
9601 | int r = in[rowa][x].red + mv2 - in[rowb][x + 2].red; | |
9602 | int g = in[rowa][x].green + mv2 - in[rowb][x + 2].green; | |
9603 | int b = in[rowa][x].blue + mv2 - in[rowb][x + 2].blue; | |
9604 | ||
9605 | out[x + 1] = lookup_rgb_color (f, r & 0xffff, g & 0xffff, | |
9606 | b & 0xffff); | |
9607 | } | |
9608 | ||
9609 | x_laplace_write_row (f, out, img->width, oimg, out_y++); | |
9610 | } | |
9611 | ||
9612 | /* Write last line, all zeros. */ | |
9613 | for (x = 0; x < img->width; ++x) | |
9614 | out[x] = pixel; | |
9615 | x_laplace_write_row (f, out, img->width, oimg, out_y); | |
9616 | ||
9617 | /* Free the input image, and free resources of IMG. */ | |
9618 | XDestroyImage (ximg); | |
9619 | x_clear_image (f, img); | |
9620 | ||
9621 | /* Put the output image into pixmap, and destroy it. */ | |
9622 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
9623 | x_destroy_x_image (oimg); | |
9624 | ||
9625 | /* Remember new pixmap and colors in IMG. */ | |
9626 | img->pixmap = pixmap; | |
9627 | img->colors = colors_in_color_table (&img->ncolors); | |
9628 | free_color_table (); | |
9629 | ||
9630 | UNBLOCK_INPUT; | |
767b1ff0 | 9631 | #endif /* TODO */ |
6fc2811b JR |
9632 | } |
9633 | ||
9634 | ||
9635 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
9636 | name of an image file, for error messages. HOW determines how to | |
9637 | determine the background color of IMG. If it is a list '(R G B)', | |
9638 | with R, G, and B being integers >= 0, take that as the color of the | |
9639 | background. Otherwise, determine the background color of IMG | |
9640 | heuristically. Value is non-zero if successful. */ | |
9641 | ||
9642 | static int | |
9643 | x_build_heuristic_mask (f, img, how) | |
9644 | struct frame *f; | |
9645 | struct image *img; | |
9646 | Lisp_Object how; | |
9647 | { | |
767b1ff0 | 9648 | #if 0 /* TODO : W32 version */ |
6fc2811b JR |
9649 | Display *dpy = FRAME_W32_DISPLAY (f); |
9650 | XImage *ximg, *mask_img; | |
9651 | int x, y, rc, look_at_corners_p; | |
9652 | unsigned long bg; | |
9653 | ||
9654 | BLOCK_INPUT; | |
9655 | ||
9656 | /* Create an image and pixmap serving as mask. */ | |
9657 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, | |
9658 | &mask_img, &img->mask); | |
9659 | if (!rc) | |
9660 | { | |
9661 | UNBLOCK_INPUT; | |
9662 | return 0; | |
9663 | } | |
9664 | ||
9665 | /* Get the X image of IMG->pixmap. */ | |
9666 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
9667 | ~0, ZPixmap); | |
9668 | ||
9669 | /* Determine the background color of ximg. If HOW is `(R G B)' | |
9670 | take that as color. Otherwise, try to determine the color | |
9671 | heuristically. */ | |
9672 | look_at_corners_p = 1; | |
9673 | ||
9674 | if (CONSP (how)) | |
9675 | { | |
9676 | int rgb[3], i = 0; | |
9677 | ||
9678 | while (i < 3 | |
9679 | && CONSP (how) | |
9680 | && NATNUMP (XCAR (how))) | |
9681 | { | |
9682 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
9683 | how = XCDR (how); | |
9684 | } | |
9685 | ||
9686 | if (i == 3 && NILP (how)) | |
9687 | { | |
9688 | char color_name[30]; | |
9689 | XColor exact, color; | |
9690 | Colormap cmap; | |
9691 | ||
9692 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); | |
9693 | ||
9694 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
9695 | if (XLookupColor (dpy, cmap, color_name, &exact, &color)) | |
9696 | { | |
9697 | bg = color.pixel; | |
9698 | look_at_corners_p = 0; | |
9699 | } | |
9700 | } | |
9701 | } | |
9702 | ||
9703 | if (look_at_corners_p) | |
9704 | { | |
9705 | unsigned long corners[4]; | |
9706 | int i, best_count; | |
9707 | ||
9708 | /* Get the colors at the corners of ximg. */ | |
9709 | corners[0] = XGetPixel (ximg, 0, 0); | |
9710 | corners[1] = XGetPixel (ximg, img->width - 1, 0); | |
9711 | corners[2] = XGetPixel (ximg, img->width - 1, img->height - 1); | |
9712 | corners[3] = XGetPixel (ximg, 0, img->height - 1); | |
9713 | ||
9714 | /* Choose the most frequently found color as background. */ | |
9715 | for (i = best_count = 0; i < 4; ++i) | |
9716 | { | |
9717 | int j, n; | |
9718 | ||
9719 | for (j = n = 0; j < 4; ++j) | |
9720 | if (corners[i] == corners[j]) | |
9721 | ++n; | |
9722 | ||
9723 | if (n > best_count) | |
9724 | bg = corners[i], best_count = n; | |
9725 | } | |
9726 | } | |
9727 | ||
9728 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
9729 | from the background color bg. */ | |
9730 | for (y = 0; y < img->height; ++y) | |
9731 | for (x = 0; x < img->width; ++x) | |
9732 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
9733 | ||
9734 | /* Put mask_img into img->mask. */ | |
9735 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
9736 | x_destroy_x_image (mask_img); | |
9737 | XDestroyImage (ximg); | |
9738 | ||
9739 | UNBLOCK_INPUT; | |
767b1ff0 | 9740 | #endif /* TODO */ |
6fc2811b JR |
9741 | |
9742 | return 1; | |
9743 | } | |
9744 | ||
9745 | ||
9746 | \f | |
9747 | /*********************************************************************** | |
9748 | PBM (mono, gray, color) | |
9749 | ***********************************************************************/ | |
9750 | #ifdef HAVE_PBM | |
9751 | ||
9752 | static int pbm_image_p P_ ((Lisp_Object object)); | |
9753 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
9754 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); | |
9755 | ||
9756 | /* The symbol `pbm' identifying images of this type. */ | |
9757 | ||
9758 | Lisp_Object Qpbm; | |
9759 | ||
9760 | /* Indices of image specification fields in gs_format, below. */ | |
9761 | ||
9762 | enum pbm_keyword_index | |
9763 | { | |
9764 | PBM_TYPE, | |
9765 | PBM_FILE, | |
9766 | PBM_DATA, | |
9767 | PBM_ASCENT, | |
9768 | PBM_MARGIN, | |
9769 | PBM_RELIEF, | |
9770 | PBM_ALGORITHM, | |
9771 | PBM_HEURISTIC_MASK, | |
9772 | PBM_LAST | |
9773 | }; | |
9774 | ||
9775 | /* Vector of image_keyword structures describing the format | |
9776 | of valid user-defined image specifications. */ | |
9777 | ||
9778 | static struct image_keyword pbm_format[PBM_LAST] = | |
9779 | { | |
9780 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9781 | {":file", IMAGE_STRING_VALUE, 0}, | |
9782 | {":data", IMAGE_STRING_VALUE, 0}, | |
9783 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
9784 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9785 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9786 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9787 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
9788 | }; | |
9789 | ||
9790 | /* Structure describing the image type `pbm'. */ | |
9791 | ||
9792 | static struct image_type pbm_type = | |
9793 | { | |
9794 | &Qpbm, | |
9795 | pbm_image_p, | |
9796 | pbm_load, | |
9797 | x_clear_image, | |
9798 | NULL | |
9799 | }; | |
9800 | ||
9801 | ||
9802 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
9803 | ||
9804 | static int | |
9805 | pbm_image_p (object) | |
9806 | Lisp_Object object; | |
9807 | { | |
9808 | struct image_keyword fmt[PBM_LAST]; | |
9809 | ||
9810 | bcopy (pbm_format, fmt, sizeof fmt); | |
9811 | ||
9812 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm) | |
9813 | || (fmt[PBM_ASCENT].count | |
9814 | && XFASTINT (fmt[PBM_ASCENT].value) > 100)) | |
9815 | return 0; | |
9816 | ||
9817 | /* Must specify either :data or :file. */ | |
9818 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
9819 | } | |
9820 | ||
9821 | ||
9822 | /* Scan a decimal number from *S and return it. Advance *S while | |
9823 | reading the number. END is the end of the string. Value is -1 at | |
9824 | end of input. */ | |
9825 | ||
9826 | static int | |
9827 | pbm_scan_number (s, end) | |
9828 | unsigned char **s, *end; | |
9829 | { | |
9830 | int c, val = -1; | |
9831 | ||
9832 | while (*s < end) | |
9833 | { | |
9834 | /* Skip white-space. */ | |
9835 | while (*s < end && (c = *(*s)++, isspace (c))) | |
9836 | ; | |
9837 | ||
9838 | if (c == '#') | |
9839 | { | |
9840 | /* Skip comment to end of line. */ | |
9841 | while (*s < end && (c = *(*s)++, c != '\n')) | |
9842 | ; | |
9843 | } | |
9844 | else if (isdigit (c)) | |
9845 | { | |
9846 | /* Read decimal number. */ | |
9847 | val = c - '0'; | |
9848 | while (*s < end && (c = *(*s)++, isdigit (c))) | |
9849 | val = 10 * val + c - '0'; | |
9850 | break; | |
9851 | } | |
9852 | else | |
9853 | break; | |
9854 | } | |
9855 | ||
9856 | return val; | |
9857 | } | |
9858 | ||
9859 | ||
9860 | /* Read FILE into memory. Value is a pointer to a buffer allocated | |
9861 | with xmalloc holding FILE's contents. Value is null if an error | |
9862 | occured. *SIZE is set to the size of the file. */ | |
9863 | ||
9864 | static char * | |
9865 | pbm_read_file (file, size) | |
9866 | Lisp_Object file; | |
9867 | int *size; | |
9868 | { | |
9869 | FILE *fp = NULL; | |
9870 | char *buf = NULL; | |
9871 | struct stat st; | |
9872 | ||
9873 | if (stat (XSTRING (file)->data, &st) == 0 | |
9874 | && (fp = fopen (XSTRING (file)->data, "r")) != NULL | |
9875 | && (buf = (char *) xmalloc (st.st_size), | |
9876 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
9877 | { | |
9878 | *size = st.st_size; | |
9879 | fclose (fp); | |
9880 | } | |
9881 | else | |
9882 | { | |
9883 | if (fp) | |
9884 | fclose (fp); | |
9885 | if (buf) | |
9886 | { | |
9887 | xfree (buf); | |
9888 | buf = NULL; | |
9889 | } | |
9890 | } | |
9891 | ||
9892 | return buf; | |
9893 | } | |
9894 | ||
9895 | ||
9896 | /* Load PBM image IMG for use on frame F. */ | |
9897 | ||
9898 | static int | |
9899 | pbm_load (f, img) | |
9900 | struct frame *f; | |
9901 | struct image *img; | |
9902 | { | |
9903 | int raw_p, x, y; | |
9904 | int width, height, max_color_idx = 0; | |
9905 | XImage *ximg; | |
9906 | Lisp_Object file, specified_file; | |
9907 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
9908 | struct gcpro gcpro1; | |
9909 | unsigned char *contents = NULL; | |
9910 | unsigned char *end, *p; | |
9911 | int size; | |
9912 | ||
9913 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
9914 | file = Qnil; | |
9915 | GCPRO1 (file); | |
9916 | ||
9917 | if (STRINGP (specified_file)) | |
9918 | { | |
9919 | file = x_find_image_file (specified_file); | |
9920 | if (!STRINGP (file)) | |
9921 | { | |
9922 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
9923 | UNGCPRO; | |
9924 | return 0; | |
9925 | } | |
9926 | ||
9927 | contents = pbm_read_file (file, &size); | |
9928 | if (contents == NULL) | |
9929 | { | |
9930 | image_error ("Error reading `%s'", file, Qnil); | |
9931 | UNGCPRO; | |
9932 | return 0; | |
9933 | } | |
9934 | ||
9935 | p = contents; | |
9936 | end = contents + size; | |
9937 | } | |
9938 | else | |
9939 | { | |
9940 | Lisp_Object data; | |
9941 | data = image_spec_value (img->spec, QCdata, NULL); | |
9942 | p = XSTRING (data)->data; | |
9943 | end = p + STRING_BYTES (XSTRING (data)); | |
9944 | } | |
9945 | ||
9946 | /* Check magic number. */ | |
9947 | if (end - p < 2 || *p++ != 'P') | |
9948 | { | |
9949 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
9950 | error: | |
9951 | xfree (contents); | |
9952 | UNGCPRO; | |
9953 | return 0; | |
9954 | } | |
9955 | ||
6fc2811b JR |
9956 | switch (*p++) |
9957 | { | |
9958 | case '1': | |
9959 | raw_p = 0, type = PBM_MONO; | |
9960 | break; | |
9961 | ||
9962 | case '2': | |
9963 | raw_p = 0, type = PBM_GRAY; | |
9964 | break; | |
9965 | ||
9966 | case '3': | |
9967 | raw_p = 0, type = PBM_COLOR; | |
9968 | break; | |
9969 | ||
9970 | case '4': | |
9971 | raw_p = 1, type = PBM_MONO; | |
9972 | break; | |
9973 | ||
9974 | case '5': | |
9975 | raw_p = 1, type = PBM_GRAY; | |
9976 | break; | |
9977 | ||
9978 | case '6': | |
9979 | raw_p = 1, type = PBM_COLOR; | |
9980 | break; | |
9981 | ||
9982 | default: | |
9983 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
9984 | goto error; | |
9985 | } | |
9986 | ||
9987 | /* Read width, height, maximum color-component. Characters | |
9988 | starting with `#' up to the end of a line are ignored. */ | |
9989 | width = pbm_scan_number (&p, end); | |
9990 | height = pbm_scan_number (&p, end); | |
9991 | ||
9992 | if (type != PBM_MONO) | |
9993 | { | |
9994 | max_color_idx = pbm_scan_number (&p, end); | |
9995 | if (raw_p && max_color_idx > 255) | |
9996 | max_color_idx = 255; | |
9997 | } | |
9998 | ||
9999 | if (width < 0 | |
10000 | || height < 0 | |
10001 | || (type != PBM_MONO && max_color_idx < 0)) | |
10002 | goto error; | |
10003 | ||
10004 | BLOCK_INPUT; | |
10005 | if (!x_create_x_image_and_pixmap (f, width, height, 0, | |
10006 | &ximg, &img->pixmap)) | |
10007 | { | |
10008 | UNBLOCK_INPUT; | |
10009 | goto error; | |
10010 | } | |
10011 | ||
10012 | /* Initialize the color hash table. */ | |
10013 | init_color_table (); | |
10014 | ||
10015 | if (type == PBM_MONO) | |
10016 | { | |
10017 | int c = 0, g; | |
10018 | ||
10019 | for (y = 0; y < height; ++y) | |
10020 | for (x = 0; x < width; ++x) | |
10021 | { | |
10022 | if (raw_p) | |
10023 | { | |
10024 | if ((x & 7) == 0) | |
10025 | c = *p++; | |
10026 | g = c & 0x80; | |
10027 | c <<= 1; | |
10028 | } | |
10029 | else | |
10030 | g = pbm_scan_number (&p, end); | |
10031 | ||
10032 | XPutPixel (ximg, x, y, (g | |
10033 | ? FRAME_FOREGROUND_PIXEL (f) | |
10034 | : FRAME_BACKGROUND_PIXEL (f))); | |
10035 | } | |
10036 | } | |
10037 | else | |
10038 | { | |
10039 | for (y = 0; y < height; ++y) | |
10040 | for (x = 0; x < width; ++x) | |
10041 | { | |
10042 | int r, g, b; | |
10043 | ||
10044 | if (type == PBM_GRAY) | |
10045 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); | |
10046 | else if (raw_p) | |
10047 | { | |
10048 | r = *p++; | |
10049 | g = *p++; | |
10050 | b = *p++; | |
10051 | } | |
10052 | else | |
10053 | { | |
10054 | r = pbm_scan_number (&p, end); | |
10055 | g = pbm_scan_number (&p, end); | |
10056 | b = pbm_scan_number (&p, end); | |
10057 | } | |
10058 | ||
10059 | if (r < 0 || g < 0 || b < 0) | |
10060 | { | |
dfff8a69 | 10061 | xfree (ximg->data); |
6fc2811b JR |
10062 | ximg->data = NULL; |
10063 | XDestroyImage (ximg); | |
10064 | UNBLOCK_INPUT; | |
10065 | image_error ("Invalid pixel value in image `%s'", | |
10066 | img->spec, Qnil); | |
10067 | goto error; | |
10068 | } | |
10069 | ||
10070 | /* RGB values are now in the range 0..max_color_idx. | |
10071 | Scale this to the range 0..0xffff supported by X. */ | |
10072 | r = (double) r * 65535 / max_color_idx; | |
10073 | g = (double) g * 65535 / max_color_idx; | |
10074 | b = (double) b * 65535 / max_color_idx; | |
10075 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
10076 | } | |
10077 | } | |
10078 | ||
10079 | /* Store in IMG->colors the colors allocated for the image, and | |
10080 | free the color table. */ | |
10081 | img->colors = colors_in_color_table (&img->ncolors); | |
10082 | free_color_table (); | |
10083 | ||
10084 | /* Put the image into a pixmap. */ | |
10085 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10086 | x_destroy_x_image (ximg); | |
10087 | UNBLOCK_INPUT; | |
10088 | ||
10089 | img->width = width; | |
10090 | img->height = height; | |
10091 | ||
10092 | UNGCPRO; | |
10093 | xfree (contents); | |
10094 | return 1; | |
10095 | } | |
10096 | #endif /* HAVE_PBM */ | |
10097 | ||
10098 | \f | |
10099 | /*********************************************************************** | |
10100 | PNG | |
10101 | ***********************************************************************/ | |
10102 | ||
10103 | #if HAVE_PNG | |
10104 | ||
10105 | #include <png.h> | |
10106 | ||
10107 | /* Function prototypes. */ | |
10108 | ||
10109 | static int png_image_p P_ ((Lisp_Object object)); | |
10110 | static int png_load P_ ((struct frame *f, struct image *img)); | |
10111 | ||
10112 | /* The symbol `png' identifying images of this type. */ | |
10113 | ||
10114 | Lisp_Object Qpng; | |
10115 | ||
10116 | /* Indices of image specification fields in png_format, below. */ | |
10117 | ||
10118 | enum png_keyword_index | |
10119 | { | |
10120 | PNG_TYPE, | |
10121 | PNG_DATA, | |
10122 | PNG_FILE, | |
10123 | PNG_ASCENT, | |
10124 | PNG_MARGIN, | |
10125 | PNG_RELIEF, | |
10126 | PNG_ALGORITHM, | |
10127 | PNG_HEURISTIC_MASK, | |
10128 | PNG_LAST | |
10129 | }; | |
10130 | ||
10131 | /* Vector of image_keyword structures describing the format | |
10132 | of valid user-defined image specifications. */ | |
10133 | ||
10134 | static struct image_keyword png_format[PNG_LAST] = | |
10135 | { | |
10136 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10137 | {":data", IMAGE_STRING_VALUE, 0}, | |
10138 | {":file", IMAGE_STRING_VALUE, 0}, | |
10139 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
10140 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
10141 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
10142 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10143 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
10144 | }; | |
10145 | ||
10146 | /* Structure describing the image type `png'. */ | |
10147 | ||
10148 | static struct image_type png_type = | |
10149 | { | |
10150 | &Qpng, | |
10151 | png_image_p, | |
10152 | png_load, | |
10153 | x_clear_image, | |
10154 | NULL | |
10155 | }; | |
10156 | ||
10157 | ||
10158 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
10159 | ||
10160 | static int | |
10161 | png_image_p (object) | |
10162 | Lisp_Object object; | |
10163 | { | |
10164 | struct image_keyword fmt[PNG_LAST]; | |
10165 | bcopy (png_format, fmt, sizeof fmt); | |
10166 | ||
10167 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng) | |
10168 | || (fmt[PNG_ASCENT].count | |
10169 | && XFASTINT (fmt[PNG_ASCENT].value) > 100)) | |
10170 | return 0; | |
10171 | ||
10172 | /* Must specify either the :data or :file keyword. */ | |
10173 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
10174 | } | |
10175 | ||
10176 | ||
10177 | /* Error and warning handlers installed when the PNG library | |
10178 | is initialized. */ | |
10179 | ||
10180 | static void | |
10181 | my_png_error (png_ptr, msg) | |
10182 | png_struct *png_ptr; | |
10183 | char *msg; | |
10184 | { | |
10185 | xassert (png_ptr != NULL); | |
10186 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
10187 | longjmp (png_ptr->jmpbuf, 1); | |
10188 | } | |
10189 | ||
10190 | ||
10191 | static void | |
10192 | my_png_warning (png_ptr, msg) | |
10193 | png_struct *png_ptr; | |
10194 | char *msg; | |
10195 | { | |
10196 | xassert (png_ptr != NULL); | |
10197 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
10198 | } | |
10199 | ||
6fc2811b JR |
10200 | /* Memory source for PNG decoding. */ |
10201 | ||
10202 | struct png_memory_storage | |
10203 | { | |
10204 | unsigned char *bytes; /* The data */ | |
10205 | size_t len; /* How big is it? */ | |
10206 | int index; /* Where are we? */ | |
10207 | }; | |
10208 | ||
10209 | ||
10210 | /* Function set as reader function when reading PNG image from memory. | |
10211 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
10212 | bytes from the input to DATA. */ | |
10213 | ||
10214 | static void | |
10215 | png_read_from_memory (png_ptr, data, length) | |
10216 | png_structp png_ptr; | |
10217 | png_bytep data; | |
10218 | png_size_t length; | |
10219 | { | |
10220 | struct png_memory_storage *tbr | |
10221 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
10222 | ||
10223 | if (length > tbr->len - tbr->index) | |
10224 | png_error (png_ptr, "Read error"); | |
10225 | ||
10226 | bcopy (tbr->bytes + tbr->index, data, length); | |
10227 | tbr->index = tbr->index + length; | |
10228 | } | |
10229 | ||
6fc2811b JR |
10230 | /* Load PNG image IMG for use on frame F. Value is non-zero if |
10231 | successful. */ | |
10232 | ||
10233 | static int | |
10234 | png_load (f, img) | |
10235 | struct frame *f; | |
10236 | struct image *img; | |
10237 | { | |
10238 | Lisp_Object file, specified_file; | |
10239 | Lisp_Object specified_data; | |
10240 | int x, y, i; | |
10241 | XImage *ximg, *mask_img = NULL; | |
10242 | struct gcpro gcpro1; | |
10243 | png_struct *png_ptr = NULL; | |
10244 | png_info *info_ptr = NULL, *end_info = NULL; | |
10245 | FILE *fp = NULL; | |
10246 | png_byte sig[8]; | |
10247 | png_byte *pixels = NULL; | |
10248 | png_byte **rows = NULL; | |
10249 | png_uint_32 width, height; | |
10250 | int bit_depth, color_type, interlace_type; | |
10251 | png_byte channels; | |
10252 | png_uint_32 row_bytes; | |
10253 | int transparent_p; | |
10254 | char *gamma_str; | |
10255 | double screen_gamma, image_gamma; | |
10256 | int intent; | |
10257 | struct png_memory_storage tbr; /* Data to be read */ | |
10258 | ||
10259 | /* Find out what file to load. */ | |
10260 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
10261 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
10262 | file = Qnil; | |
10263 | GCPRO1 (file); | |
10264 | ||
10265 | if (NILP (specified_data)) | |
10266 | { | |
10267 | file = x_find_image_file (specified_file); | |
10268 | if (!STRINGP (file)) | |
10269 | { | |
10270 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
10271 | UNGCPRO; | |
10272 | return 0; | |
10273 | } | |
10274 | ||
10275 | /* Open the image file. */ | |
10276 | fp = fopen (XSTRING (file)->data, "rb"); | |
10277 | if (!fp) | |
10278 | { | |
10279 | image_error ("Cannot open image file `%s'", file, Qnil); | |
10280 | UNGCPRO; | |
10281 | fclose (fp); | |
10282 | return 0; | |
10283 | } | |
10284 | ||
10285 | /* Check PNG signature. */ | |
10286 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
10287 | || !png_check_sig (sig, sizeof sig)) | |
10288 | { | |
10289 | image_error ("Not a PNG file:` %s'", file, Qnil); | |
10290 | UNGCPRO; | |
10291 | fclose (fp); | |
10292 | return 0; | |
10293 | } | |
10294 | } | |
10295 | else | |
10296 | { | |
10297 | /* Read from memory. */ | |
10298 | tbr.bytes = XSTRING (specified_data)->data; | |
10299 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
10300 | tbr.index = 0; | |
10301 | ||
10302 | /* Check PNG signature. */ | |
10303 | if (tbr.len < sizeof sig | |
10304 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
10305 | { | |
10306 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); | |
10307 | UNGCPRO; | |
10308 | return 0; | |
10309 | } | |
10310 | ||
10311 | /* Need to skip past the signature. */ | |
10312 | tbr.bytes += sizeof (sig); | |
10313 | } | |
10314 | ||
6fc2811b JR |
10315 | /* Initialize read and info structs for PNG lib. */ |
10316 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
10317 | my_png_error, my_png_warning); | |
10318 | if (!png_ptr) | |
10319 | { | |
10320 | if (fp) fclose (fp); | |
10321 | UNGCPRO; | |
10322 | return 0; | |
10323 | } | |
10324 | ||
10325 | info_ptr = png_create_info_struct (png_ptr); | |
10326 | if (!info_ptr) | |
10327 | { | |
10328 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
10329 | if (fp) fclose (fp); | |
10330 | UNGCPRO; | |
10331 | return 0; | |
10332 | } | |
10333 | ||
10334 | end_info = png_create_info_struct (png_ptr); | |
10335 | if (!end_info) | |
10336 | { | |
10337 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
10338 | if (fp) fclose (fp); | |
10339 | UNGCPRO; | |
10340 | return 0; | |
10341 | } | |
10342 | ||
10343 | /* Set error jump-back. We come back here when the PNG library | |
10344 | detects an error. */ | |
10345 | if (setjmp (png_ptr->jmpbuf)) | |
10346 | { | |
10347 | error: | |
10348 | if (png_ptr) | |
10349 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
10350 | xfree (pixels); | |
10351 | xfree (rows); | |
10352 | if (fp) fclose (fp); | |
10353 | UNGCPRO; | |
10354 | return 0; | |
10355 | } | |
10356 | ||
10357 | /* Read image info. */ | |
10358 | if (!NILP (specified_data)) | |
10359 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); | |
10360 | else | |
10361 | png_init_io (png_ptr, fp); | |
10362 | ||
10363 | png_set_sig_bytes (png_ptr, sizeof sig); | |
10364 | png_read_info (png_ptr, info_ptr); | |
10365 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
10366 | &interlace_type, NULL, NULL); | |
10367 | ||
10368 | /* If image contains simply transparency data, we prefer to | |
10369 | construct a clipping mask. */ | |
10370 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
10371 | transparent_p = 1; | |
10372 | else | |
10373 | transparent_p = 0; | |
10374 | ||
10375 | /* This function is easier to write if we only have to handle | |
10376 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
10377 | transform other formats into that format. */ | |
10378 | ||
10379 | /* Strip more than 8 bits per channel. */ | |
10380 | if (bit_depth == 16) | |
10381 | png_set_strip_16 (png_ptr); | |
10382 | ||
10383 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
10384 | if available. */ | |
10385 | png_set_expand (png_ptr); | |
10386 | ||
10387 | /* Convert grayscale images to RGB. */ | |
10388 | if (color_type == PNG_COLOR_TYPE_GRAY | |
10389 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
10390 | png_set_gray_to_rgb (png_ptr); | |
10391 | ||
10392 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
10393 | gamma_str = getenv ("SCREEN_GAMMA"); | |
10394 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
10395 | ||
10396 | /* Tell the PNG lib to handle gamma correction for us. */ | |
10397 | ||
10398 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) | |
10399 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) | |
10400 | /* There is a special chunk in the image specifying the gamma. */ | |
10401 | png_set_sRGB (png_ptr, info_ptr, intent); | |
10402 | else | |
10403 | #endif | |
10404 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
10405 | /* Image contains gamma information. */ | |
10406 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
10407 | else | |
10408 | /* Use a default of 0.5 for the image gamma. */ | |
10409 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
10410 | ||
10411 | /* Handle alpha channel by combining the image with a background | |
10412 | color. Do this only if a real alpha channel is supplied. For | |
10413 | simple transparency, we prefer a clipping mask. */ | |
10414 | if (!transparent_p) | |
10415 | { | |
10416 | png_color_16 *image_background; | |
10417 | ||
10418 | if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
10419 | /* Image contains a background color with which to | |
10420 | combine the image. */ | |
10421 | png_set_background (png_ptr, image_background, | |
10422 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
10423 | else | |
10424 | { | |
10425 | /* Image does not contain a background color with which | |
10426 | to combine the image data via an alpha channel. Use | |
10427 | the frame's background instead. */ | |
10428 | XColor color; | |
10429 | Colormap cmap; | |
10430 | png_color_16 frame_background; | |
10431 | ||
10432 | BLOCK_INPUT; | |
10433 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
10434 | color.pixel = FRAME_BACKGROUND_PIXEL (f); | |
10435 | XQueryColor (FRAME_W32_DISPLAY (f), cmap, &color); | |
10436 | UNBLOCK_INPUT; | |
10437 | ||
10438 | bzero (&frame_background, sizeof frame_background); | |
10439 | frame_background.red = color.red; | |
10440 | frame_background.green = color.green; | |
10441 | frame_background.blue = color.blue; | |
10442 | ||
10443 | png_set_background (png_ptr, &frame_background, | |
10444 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
10445 | } | |
10446 | } | |
10447 | ||
10448 | /* Update info structure. */ | |
10449 | png_read_update_info (png_ptr, info_ptr); | |
10450 | ||
10451 | /* Get number of channels. Valid values are 1 for grayscale images | |
10452 | and images with a palette, 2 for grayscale images with transparency | |
10453 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
10454 | images with alpha channel, i.e. RGBA. If conversions above were | |
10455 | sufficient we should only have 3 or 4 channels here. */ | |
10456 | channels = png_get_channels (png_ptr, info_ptr); | |
10457 | xassert (channels == 3 || channels == 4); | |
10458 | ||
10459 | /* Number of bytes needed for one row of the image. */ | |
10460 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
10461 | ||
10462 | /* Allocate memory for the image. */ | |
10463 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
10464 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
10465 | for (i = 0; i < height; ++i) | |
10466 | rows[i] = pixels + i * row_bytes; | |
10467 | ||
10468 | /* Read the entire image. */ | |
10469 | png_read_image (png_ptr, rows); | |
10470 | png_read_end (png_ptr, info_ptr); | |
10471 | if (fp) | |
10472 | { | |
10473 | fclose (fp); | |
10474 | fp = NULL; | |
10475 | } | |
10476 | ||
10477 | BLOCK_INPUT; | |
10478 | ||
10479 | /* Create the X image and pixmap. */ | |
10480 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
10481 | &img->pixmap)) | |
10482 | { | |
10483 | UNBLOCK_INPUT; | |
10484 | goto error; | |
10485 | } | |
10486 | ||
10487 | /* Create an image and pixmap serving as mask if the PNG image | |
10488 | contains an alpha channel. */ | |
10489 | if (channels == 4 | |
10490 | && !transparent_p | |
10491 | && !x_create_x_image_and_pixmap (f, width, height, 1, | |
10492 | &mask_img, &img->mask)) | |
10493 | { | |
10494 | x_destroy_x_image (ximg); | |
10495 | XFreePixmap (FRAME_W32_DISPLAY (f), img->pixmap); | |
10496 | img->pixmap = 0; | |
10497 | UNBLOCK_INPUT; | |
10498 | goto error; | |
10499 | } | |
10500 | ||
10501 | /* Fill the X image and mask from PNG data. */ | |
10502 | init_color_table (); | |
10503 | ||
10504 | for (y = 0; y < height; ++y) | |
10505 | { | |
10506 | png_byte *p = rows[y]; | |
10507 | ||
10508 | for (x = 0; x < width; ++x) | |
10509 | { | |
10510 | unsigned r, g, b; | |
10511 | ||
10512 | r = *p++ << 8; | |
10513 | g = *p++ << 8; | |
10514 | b = *p++ << 8; | |
10515 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
10516 | ||
10517 | /* An alpha channel, aka mask channel, associates variable | |
10518 | transparency with an image. Where other image formats | |
10519 | support binary transparency---fully transparent or fully | |
10520 | opaque---PNG allows up to 254 levels of partial transparency. | |
10521 | The PNG library implements partial transparency by combining | |
10522 | the image with a specified background color. | |
10523 | ||
10524 | I'm not sure how to handle this here nicely: because the | |
10525 | background on which the image is displayed may change, for | |
10526 | real alpha channel support, it would be necessary to create | |
10527 | a new image for each possible background. | |
10528 | ||
10529 | What I'm doing now is that a mask is created if we have | |
10530 | boolean transparency information. Otherwise I'm using | |
10531 | the frame's background color to combine the image with. */ | |
10532 | ||
10533 | if (channels == 4) | |
10534 | { | |
10535 | if (mask_img) | |
10536 | XPutPixel (mask_img, x, y, *p > 0); | |
10537 | ++p; | |
10538 | } | |
10539 | } | |
10540 | } | |
10541 | ||
10542 | /* Remember colors allocated for this image. */ | |
10543 | img->colors = colors_in_color_table (&img->ncolors); | |
10544 | free_color_table (); | |
10545 | ||
10546 | /* Clean up. */ | |
10547 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
10548 | xfree (rows); | |
10549 | xfree (pixels); | |
10550 | ||
10551 | img->width = width; | |
10552 | img->height = height; | |
10553 | ||
10554 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
10555 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10556 | x_destroy_x_image (ximg); | |
10557 | ||
10558 | /* Same for the mask. */ | |
10559 | if (mask_img) | |
10560 | { | |
10561 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
10562 | x_destroy_x_image (mask_img); | |
10563 | } | |
10564 | ||
10565 | UNBLOCK_INPUT; | |
10566 | UNGCPRO; | |
10567 | return 1; | |
10568 | } | |
10569 | ||
10570 | #endif /* HAVE_PNG != 0 */ | |
10571 | ||
10572 | ||
10573 | \f | |
10574 | /*********************************************************************** | |
10575 | JPEG | |
10576 | ***********************************************************************/ | |
10577 | ||
10578 | #if HAVE_JPEG | |
10579 | ||
10580 | /* Work around a warning about HAVE_STDLIB_H being redefined in | |
10581 | jconfig.h. */ | |
10582 | #ifdef HAVE_STDLIB_H | |
10583 | #define HAVE_STDLIB_H_1 | |
10584 | #undef HAVE_STDLIB_H | |
10585 | #endif /* HAVE_STLIB_H */ | |
10586 | ||
10587 | #include <jpeglib.h> | |
10588 | #include <jerror.h> | |
10589 | #include <setjmp.h> | |
10590 | ||
10591 | #ifdef HAVE_STLIB_H_1 | |
10592 | #define HAVE_STDLIB_H 1 | |
10593 | #endif | |
10594 | ||
10595 | static int jpeg_image_p P_ ((Lisp_Object object)); | |
10596 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
10597 | ||
10598 | /* The symbol `jpeg' identifying images of this type. */ | |
10599 | ||
10600 | Lisp_Object Qjpeg; | |
10601 | ||
10602 | /* Indices of image specification fields in gs_format, below. */ | |
10603 | ||
10604 | enum jpeg_keyword_index | |
10605 | { | |
10606 | JPEG_TYPE, | |
10607 | JPEG_DATA, | |
10608 | JPEG_FILE, | |
10609 | JPEG_ASCENT, | |
10610 | JPEG_MARGIN, | |
10611 | JPEG_RELIEF, | |
10612 | JPEG_ALGORITHM, | |
10613 | JPEG_HEURISTIC_MASK, | |
10614 | JPEG_LAST | |
10615 | }; | |
10616 | ||
10617 | /* Vector of image_keyword structures describing the format | |
10618 | of valid user-defined image specifications. */ | |
10619 | ||
10620 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
10621 | { | |
10622 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10623 | {":data", IMAGE_STRING_VALUE, 0}, | |
10624 | {":file", IMAGE_STRING_VALUE, 0}, | |
10625 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
10626 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
10627 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
10628 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10629 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
10630 | }; | |
10631 | ||
10632 | /* Structure describing the image type `jpeg'. */ | |
10633 | ||
10634 | static struct image_type jpeg_type = | |
10635 | { | |
10636 | &Qjpeg, | |
10637 | jpeg_image_p, | |
10638 | jpeg_load, | |
10639 | x_clear_image, | |
10640 | NULL | |
10641 | }; | |
10642 | ||
10643 | ||
10644 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
10645 | ||
10646 | static int | |
10647 | jpeg_image_p (object) | |
10648 | Lisp_Object object; | |
10649 | { | |
10650 | struct image_keyword fmt[JPEG_LAST]; | |
10651 | ||
10652 | bcopy (jpeg_format, fmt, sizeof fmt); | |
10653 | ||
10654 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg) | |
10655 | || (fmt[JPEG_ASCENT].count | |
10656 | && XFASTINT (fmt[JPEG_ASCENT].value) > 100)) | |
10657 | return 0; | |
10658 | ||
10659 | /* Must specify either the :data or :file keyword. */ | |
10660 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
10661 | } | |
10662 | ||
10663 | ||
10664 | struct my_jpeg_error_mgr | |
10665 | { | |
10666 | struct jpeg_error_mgr pub; | |
10667 | jmp_buf setjmp_buffer; | |
10668 | }; | |
10669 | ||
10670 | static void | |
10671 | my_error_exit (cinfo) | |
10672 | j_common_ptr cinfo; | |
10673 | { | |
10674 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
10675 | longjmp (mgr->setjmp_buffer, 1); | |
10676 | } | |
10677 | ||
6fc2811b JR |
10678 | /* Init source method for JPEG data source manager. Called by |
10679 | jpeg_read_header() before any data is actually read. See | |
10680 | libjpeg.doc from the JPEG lib distribution. */ | |
10681 | ||
10682 | static void | |
10683 | our_init_source (cinfo) | |
10684 | j_decompress_ptr cinfo; | |
10685 | { | |
10686 | } | |
10687 | ||
10688 | ||
10689 | /* Fill input buffer method for JPEG data source manager. Called | |
10690 | whenever more data is needed. We read the whole image in one step, | |
10691 | so this only adds a fake end of input marker at the end. */ | |
10692 | ||
10693 | static boolean | |
10694 | our_fill_input_buffer (cinfo) | |
10695 | j_decompress_ptr cinfo; | |
10696 | { | |
10697 | /* Insert a fake EOI marker. */ | |
10698 | struct jpeg_source_mgr *src = cinfo->src; | |
10699 | static JOCTET buffer[2]; | |
10700 | ||
10701 | buffer[0] = (JOCTET) 0xFF; | |
10702 | buffer[1] = (JOCTET) JPEG_EOI; | |
10703 | ||
10704 | src->next_input_byte = buffer; | |
10705 | src->bytes_in_buffer = 2; | |
10706 | return TRUE; | |
10707 | } | |
10708 | ||
10709 | ||
10710 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
10711 | is the JPEG data source manager. */ | |
10712 | ||
10713 | static void | |
10714 | our_skip_input_data (cinfo, num_bytes) | |
10715 | j_decompress_ptr cinfo; | |
10716 | long num_bytes; | |
10717 | { | |
10718 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
10719 | ||
10720 | if (src) | |
10721 | { | |
10722 | if (num_bytes > src->bytes_in_buffer) | |
10723 | ERREXIT (cinfo, JERR_INPUT_EOF); | |
10724 | ||
10725 | src->bytes_in_buffer -= num_bytes; | |
10726 | src->next_input_byte += num_bytes; | |
10727 | } | |
10728 | } | |
10729 | ||
10730 | ||
10731 | /* Method to terminate data source. Called by | |
10732 | jpeg_finish_decompress() after all data has been processed. */ | |
10733 | ||
10734 | static void | |
10735 | our_term_source (cinfo) | |
10736 | j_decompress_ptr cinfo; | |
10737 | { | |
10738 | } | |
10739 | ||
10740 | ||
10741 | /* Set up the JPEG lib for reading an image from DATA which contains | |
10742 | LEN bytes. CINFO is the decompression info structure created for | |
10743 | reading the image. */ | |
10744 | ||
10745 | static void | |
10746 | jpeg_memory_src (cinfo, data, len) | |
10747 | j_decompress_ptr cinfo; | |
10748 | JOCTET *data; | |
10749 | unsigned int len; | |
10750 | { | |
10751 | struct jpeg_source_mgr *src; | |
10752 | ||
10753 | if (cinfo->src == NULL) | |
10754 | { | |
10755 | /* First time for this JPEG object? */ | |
10756 | cinfo->src = (struct jpeg_source_mgr *) | |
10757 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
10758 | sizeof (struct jpeg_source_mgr)); | |
10759 | src = (struct jpeg_source_mgr *) cinfo->src; | |
10760 | src->next_input_byte = data; | |
10761 | } | |
10762 | ||
10763 | src = (struct jpeg_source_mgr *) cinfo->src; | |
10764 | src->init_source = our_init_source; | |
10765 | src->fill_input_buffer = our_fill_input_buffer; | |
10766 | src->skip_input_data = our_skip_input_data; | |
10767 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
10768 | src->term_source = our_term_source; | |
10769 | src->bytes_in_buffer = len; | |
10770 | src->next_input_byte = data; | |
10771 | } | |
10772 | ||
10773 | ||
10774 | /* Load image IMG for use on frame F. Patterned after example.c | |
10775 | from the JPEG lib. */ | |
10776 | ||
10777 | static int | |
10778 | jpeg_load (f, img) | |
10779 | struct frame *f; | |
10780 | struct image *img; | |
10781 | { | |
10782 | struct jpeg_decompress_struct cinfo; | |
10783 | struct my_jpeg_error_mgr mgr; | |
10784 | Lisp_Object file, specified_file; | |
10785 | Lisp_Object specified_data; | |
10786 | FILE *fp = NULL; | |
10787 | JSAMPARRAY buffer; | |
10788 | int row_stride, x, y; | |
10789 | XImage *ximg = NULL; | |
10790 | int rc; | |
10791 | unsigned long *colors; | |
10792 | int width, height; | |
10793 | struct gcpro gcpro1; | |
10794 | ||
10795 | /* Open the JPEG file. */ | |
10796 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
10797 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
10798 | file = Qnil; | |
10799 | GCPRO1 (file); | |
10800 | ||
6fc2811b JR |
10801 | if (NILP (specified_data)) |
10802 | { | |
10803 | file = x_find_image_file (specified_file); | |
10804 | if (!STRINGP (file)) | |
10805 | { | |
10806 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
10807 | UNGCPRO; | |
10808 | return 0; | |
10809 | } | |
10810 | ||
10811 | fp = fopen (XSTRING (file)->data, "r"); | |
10812 | if (fp == NULL) | |
10813 | { | |
10814 | image_error ("Cannot open `%s'", file, Qnil); | |
10815 | UNGCPRO; | |
10816 | return 0; | |
10817 | } | |
10818 | } | |
10819 | ||
10820 | /* Customize libjpeg's error handling to call my_error_exit when an | |
10821 | error is detected. This function will perform a longjmp. */ | |
10822 | mgr.pub.error_exit = my_error_exit; | |
10823 | cinfo.err = jpeg_std_error (&mgr.pub); | |
10824 | ||
10825 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
10826 | { | |
10827 | if (rc == 1) | |
10828 | { | |
10829 | /* Called from my_error_exit. Display a JPEG error. */ | |
10830 | char buffer[JMSG_LENGTH_MAX]; | |
10831 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
10832 | image_error ("Error reading JPEG image `%s': %s", img->spec, | |
10833 | build_string (buffer)); | |
10834 | } | |
10835 | ||
10836 | /* Close the input file and destroy the JPEG object. */ | |
10837 | if (fp) | |
10838 | fclose (fp); | |
10839 | jpeg_destroy_decompress (&cinfo); | |
10840 | ||
10841 | BLOCK_INPUT; | |
10842 | ||
10843 | /* If we already have an XImage, free that. */ | |
10844 | x_destroy_x_image (ximg); | |
10845 | ||
10846 | /* Free pixmap and colors. */ | |
10847 | x_clear_image (f, img); | |
10848 | ||
10849 | UNBLOCK_INPUT; | |
10850 | UNGCPRO; | |
10851 | return 0; | |
10852 | } | |
10853 | ||
10854 | /* Create the JPEG decompression object. Let it read from fp. | |
10855 | Read the JPEG image header. */ | |
10856 | jpeg_create_decompress (&cinfo); | |
10857 | ||
10858 | if (NILP (specified_data)) | |
10859 | jpeg_stdio_src (&cinfo, fp); | |
10860 | else | |
10861 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
10862 | STRING_BYTES (XSTRING (specified_data))); | |
10863 | ||
10864 | jpeg_read_header (&cinfo, TRUE); | |
10865 | ||
10866 | /* Customize decompression so that color quantization will be used. | |
10867 | Start decompression. */ | |
10868 | cinfo.quantize_colors = TRUE; | |
10869 | jpeg_start_decompress (&cinfo); | |
10870 | width = img->width = cinfo.output_width; | |
10871 | height = img->height = cinfo.output_height; | |
10872 | ||
10873 | BLOCK_INPUT; | |
10874 | ||
10875 | /* Create X image and pixmap. */ | |
10876 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
10877 | &img->pixmap)) | |
10878 | { | |
10879 | UNBLOCK_INPUT; | |
10880 | longjmp (mgr.setjmp_buffer, 2); | |
10881 | } | |
10882 | ||
10883 | /* Allocate colors. When color quantization is used, | |
10884 | cinfo.actual_number_of_colors has been set with the number of | |
10885 | colors generated, and cinfo.colormap is a two-dimensional array | |
10886 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
10887 | No more than 255 colors will be generated. */ | |
10888 | { | |
10889 | int i, ir, ig, ib; | |
10890 | ||
10891 | if (cinfo.out_color_components > 2) | |
10892 | ir = 0, ig = 1, ib = 2; | |
10893 | else if (cinfo.out_color_components > 1) | |
10894 | ir = 0, ig = 1, ib = 0; | |
10895 | else | |
10896 | ir = 0, ig = 0, ib = 0; | |
10897 | ||
10898 | /* Use the color table mechanism because it handles colors that | |
10899 | cannot be allocated nicely. Such colors will be replaced with | |
10900 | a default color, and we don't have to care about which colors | |
10901 | can be freed safely, and which can't. */ | |
10902 | init_color_table (); | |
10903 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
10904 | * sizeof *colors); | |
10905 | ||
10906 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) | |
10907 | { | |
10908 | /* Multiply RGB values with 255 because X expects RGB values | |
10909 | in the range 0..0xffff. */ | |
10910 | int r = cinfo.colormap[ir][i] << 8; | |
10911 | int g = cinfo.colormap[ig][i] << 8; | |
10912 | int b = cinfo.colormap[ib][i] << 8; | |
10913 | colors[i] = lookup_rgb_color (f, r, g, b); | |
10914 | } | |
10915 | ||
10916 | /* Remember those colors actually allocated. */ | |
10917 | img->colors = colors_in_color_table (&img->ncolors); | |
10918 | free_color_table (); | |
10919 | } | |
10920 | ||
10921 | /* Read pixels. */ | |
10922 | row_stride = width * cinfo.output_components; | |
10923 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
10924 | row_stride, 1); | |
10925 | for (y = 0; y < height; ++y) | |
10926 | { | |
10927 | jpeg_read_scanlines (&cinfo, buffer, 1); | |
10928 | for (x = 0; x < cinfo.output_width; ++x) | |
10929 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
10930 | } | |
10931 | ||
10932 | /* Clean up. */ | |
10933 | jpeg_finish_decompress (&cinfo); | |
10934 | jpeg_destroy_decompress (&cinfo); | |
10935 | if (fp) | |
10936 | fclose (fp); | |
10937 | ||
10938 | /* Put the image into the pixmap. */ | |
10939 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10940 | x_destroy_x_image (ximg); | |
10941 | UNBLOCK_INPUT; | |
10942 | UNGCPRO; | |
10943 | return 1; | |
10944 | } | |
10945 | ||
10946 | #endif /* HAVE_JPEG */ | |
10947 | ||
10948 | ||
10949 | \f | |
10950 | /*********************************************************************** | |
10951 | TIFF | |
10952 | ***********************************************************************/ | |
10953 | ||
10954 | #if HAVE_TIFF | |
10955 | ||
10956 | #include <tiffio.h> | |
10957 | ||
10958 | static int tiff_image_p P_ ((Lisp_Object object)); | |
10959 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
10960 | ||
10961 | /* The symbol `tiff' identifying images of this type. */ | |
10962 | ||
10963 | Lisp_Object Qtiff; | |
10964 | ||
10965 | /* Indices of image specification fields in tiff_format, below. */ | |
10966 | ||
10967 | enum tiff_keyword_index | |
10968 | { | |
10969 | TIFF_TYPE, | |
10970 | TIFF_DATA, | |
10971 | TIFF_FILE, | |
10972 | TIFF_ASCENT, | |
10973 | TIFF_MARGIN, | |
10974 | TIFF_RELIEF, | |
10975 | TIFF_ALGORITHM, | |
10976 | TIFF_HEURISTIC_MASK, | |
10977 | TIFF_LAST | |
10978 | }; | |
10979 | ||
10980 | /* Vector of image_keyword structures describing the format | |
10981 | of valid user-defined image specifications. */ | |
10982 | ||
10983 | static struct image_keyword tiff_format[TIFF_LAST] = | |
10984 | { | |
10985 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10986 | {":data", IMAGE_STRING_VALUE, 0}, | |
10987 | {":file", IMAGE_STRING_VALUE, 0}, | |
10988 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
10989 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
10990 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
10991 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10992 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
10993 | }; | |
10994 | ||
10995 | /* Structure describing the image type `tiff'. */ | |
10996 | ||
10997 | static struct image_type tiff_type = | |
10998 | { | |
10999 | &Qtiff, | |
11000 | tiff_image_p, | |
11001 | tiff_load, | |
11002 | x_clear_image, | |
11003 | NULL | |
11004 | }; | |
11005 | ||
11006 | ||
11007 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
11008 | ||
11009 | static int | |
11010 | tiff_image_p (object) | |
11011 | Lisp_Object object; | |
11012 | { | |
11013 | struct image_keyword fmt[TIFF_LAST]; | |
11014 | bcopy (tiff_format, fmt, sizeof fmt); | |
11015 | ||
11016 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff) | |
11017 | || (fmt[TIFF_ASCENT].count | |
11018 | && XFASTINT (fmt[TIFF_ASCENT].value) > 100)) | |
11019 | return 0; | |
11020 | ||
11021 | /* Must specify either the :data or :file keyword. */ | |
11022 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
11023 | } | |
11024 | ||
11025 | ||
11026 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
11027 | memory source, but we have to provide a lot of extra functions. | |
11028 | Blah. | |
11029 | ||
11030 | We really only need to implement read and seek, but I am not | |
11031 | convinced that the TIFF library is smart enough not to destroy | |
11032 | itself if we only hand it the function pointers we need to | |
11033 | override. */ | |
11034 | ||
11035 | typedef struct | |
11036 | { | |
11037 | unsigned char *bytes; | |
11038 | size_t len; | |
11039 | int index; | |
11040 | } | |
11041 | tiff_memory_source; | |
11042 | ||
11043 | static size_t | |
11044 | tiff_read_from_memory (data, buf, size) | |
11045 | thandle_t data; | |
11046 | tdata_t buf; | |
11047 | tsize_t size; | |
11048 | { | |
11049 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11050 | ||
11051 | if (size > src->len - src->index) | |
11052 | return (size_t) -1; | |
11053 | bcopy (src->bytes + src->index, buf, size); | |
11054 | src->index += size; | |
11055 | return size; | |
11056 | } | |
11057 | ||
11058 | static size_t | |
11059 | tiff_write_from_memory (data, buf, size) | |
11060 | thandle_t data; | |
11061 | tdata_t buf; | |
11062 | tsize_t size; | |
11063 | { | |
11064 | return (size_t) -1; | |
11065 | } | |
11066 | ||
11067 | static toff_t | |
11068 | tiff_seek_in_memory (data, off, whence) | |
11069 | thandle_t data; | |
11070 | toff_t off; | |
11071 | int whence; | |
11072 | { | |
11073 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11074 | int idx; | |
11075 | ||
11076 | switch (whence) | |
11077 | { | |
11078 | case SEEK_SET: /* Go from beginning of source. */ | |
11079 | idx = off; | |
11080 | break; | |
11081 | ||
11082 | case SEEK_END: /* Go from end of source. */ | |
11083 | idx = src->len + off; | |
11084 | break; | |
11085 | ||
11086 | case SEEK_CUR: /* Go from current position. */ | |
11087 | idx = src->index + off; | |
11088 | break; | |
11089 | ||
11090 | default: /* Invalid `whence'. */ | |
11091 | return -1; | |
11092 | } | |
11093 | ||
11094 | if (idx > src->len || idx < 0) | |
11095 | return -1; | |
11096 | ||
11097 | src->index = idx; | |
11098 | return src->index; | |
11099 | } | |
11100 | ||
11101 | static int | |
11102 | tiff_close_memory (data) | |
11103 | thandle_t data; | |
11104 | { | |
11105 | /* NOOP */ | |
11106 | return 0; | |
11107 | } | |
11108 | ||
11109 | static int | |
11110 | tiff_mmap_memory (data, pbase, psize) | |
11111 | thandle_t data; | |
11112 | tdata_t *pbase; | |
11113 | toff_t *psize; | |
11114 | { | |
11115 | /* It is already _IN_ memory. */ | |
11116 | return 0; | |
11117 | } | |
11118 | ||
11119 | static void | |
11120 | tiff_unmap_memory (data, base, size) | |
11121 | thandle_t data; | |
11122 | tdata_t base; | |
11123 | toff_t size; | |
11124 | { | |
11125 | /* We don't need to do this. */ | |
11126 | } | |
11127 | ||
11128 | static toff_t | |
11129 | tiff_size_of_memory (data) | |
11130 | thandle_t data; | |
11131 | { | |
11132 | return ((tiff_memory_source *) data)->len; | |
11133 | } | |
11134 | ||
6fc2811b JR |
11135 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
11136 | successful. */ | |
11137 | ||
11138 | static int | |
11139 | tiff_load (f, img) | |
11140 | struct frame *f; | |
11141 | struct image *img; | |
11142 | { | |
11143 | Lisp_Object file, specified_file; | |
11144 | Lisp_Object specified_data; | |
11145 | TIFF *tiff; | |
11146 | int width, height, x, y; | |
11147 | uint32 *buf; | |
11148 | int rc; | |
11149 | XImage *ximg; | |
11150 | struct gcpro gcpro1; | |
11151 | tiff_memory_source memsrc; | |
11152 | ||
11153 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11154 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11155 | file = Qnil; | |
11156 | GCPRO1 (file); | |
11157 | ||
11158 | if (NILP (specified_data)) | |
11159 | { | |
11160 | /* Read from a file */ | |
11161 | file = x_find_image_file (specified_file); | |
11162 | if (!STRINGP (file)) | |
11163 | { | |
11164 | image_error ("Cannot find image file `%s'", file, Qnil); | |
11165 | UNGCPRO; | |
11166 | return 0; | |
11167 | } | |
11168 | ||
11169 | /* Try to open the image file. */ | |
11170 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
11171 | if (tiff == NULL) | |
11172 | { | |
11173 | image_error ("Cannot open `%s'", file, Qnil); | |
11174 | UNGCPRO; | |
11175 | return 0; | |
11176 | } | |
11177 | } | |
11178 | else | |
11179 | { | |
11180 | /* Memory source! */ | |
11181 | memsrc.bytes = XSTRING (specified_data)->data; | |
11182 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
11183 | memsrc.index = 0; | |
11184 | ||
11185 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
11186 | (TIFFReadWriteProc) tiff_read_from_memory, | |
11187 | (TIFFReadWriteProc) tiff_write_from_memory, | |
11188 | tiff_seek_in_memory, | |
11189 | tiff_close_memory, | |
11190 | tiff_size_of_memory, | |
11191 | tiff_mmap_memory, | |
11192 | tiff_unmap_memory); | |
11193 | ||
11194 | if (!tiff) | |
11195 | { | |
11196 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); | |
11197 | UNGCPRO; | |
11198 | return 0; | |
11199 | } | |
11200 | } | |
11201 | ||
11202 | /* Get width and height of the image, and allocate a raster buffer | |
11203 | of width x height 32-bit values. */ | |
11204 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
11205 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
11206 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
11207 | ||
11208 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
11209 | TIFFClose (tiff); | |
11210 | if (!rc) | |
11211 | { | |
11212 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); | |
11213 | xfree (buf); | |
11214 | UNGCPRO; | |
11215 | return 0; | |
11216 | } | |
11217 | ||
11218 | BLOCK_INPUT; | |
11219 | ||
11220 | /* Create the X image and pixmap. */ | |
11221 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
11222 | { | |
11223 | UNBLOCK_INPUT; | |
11224 | xfree (buf); | |
11225 | UNGCPRO; | |
11226 | return 0; | |
11227 | } | |
11228 | ||
11229 | /* Initialize the color table. */ | |
11230 | init_color_table (); | |
11231 | ||
11232 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
11233 | for (y = 0; y < height; ++y) | |
11234 | { | |
11235 | uint32 *row = buf + y * width; | |
11236 | ||
11237 | for (x = 0; x < width; ++x) | |
11238 | { | |
11239 | uint32 abgr = row[x]; | |
11240 | int r = TIFFGetR (abgr) << 8; | |
11241 | int g = TIFFGetG (abgr) << 8; | |
11242 | int b = TIFFGetB (abgr) << 8; | |
11243 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
11244 | } | |
11245 | } | |
11246 | ||
11247 | /* Remember the colors allocated for the image. Free the color table. */ | |
11248 | img->colors = colors_in_color_table (&img->ncolors); | |
11249 | free_color_table (); | |
11250 | ||
11251 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
11252 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11253 | x_destroy_x_image (ximg); | |
11254 | xfree (buf); | |
11255 | UNBLOCK_INPUT; | |
11256 | ||
11257 | img->width = width; | |
11258 | img->height = height; | |
11259 | ||
11260 | UNGCPRO; | |
11261 | return 1; | |
11262 | } | |
11263 | ||
11264 | #endif /* HAVE_TIFF != 0 */ | |
11265 | ||
11266 | ||
11267 | \f | |
11268 | /*********************************************************************** | |
11269 | GIF | |
11270 | ***********************************************************************/ | |
11271 | ||
11272 | #if HAVE_GIF | |
11273 | ||
11274 | #include <gif_lib.h> | |
11275 | ||
11276 | static int gif_image_p P_ ((Lisp_Object object)); | |
11277 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
11278 | ||
11279 | /* The symbol `gif' identifying images of this type. */ | |
11280 | ||
11281 | Lisp_Object Qgif; | |
11282 | ||
11283 | /* Indices of image specification fields in gif_format, below. */ | |
11284 | ||
11285 | enum gif_keyword_index | |
11286 | { | |
11287 | GIF_TYPE, | |
11288 | GIF_DATA, | |
11289 | GIF_FILE, | |
11290 | GIF_ASCENT, | |
11291 | GIF_MARGIN, | |
11292 | GIF_RELIEF, | |
11293 | GIF_ALGORITHM, | |
11294 | GIF_HEURISTIC_MASK, | |
11295 | GIF_IMAGE, | |
11296 | GIF_LAST | |
11297 | }; | |
11298 | ||
11299 | /* Vector of image_keyword structures describing the format | |
11300 | of valid user-defined image specifications. */ | |
11301 | ||
11302 | static struct image_keyword gif_format[GIF_LAST] = | |
11303 | { | |
11304 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11305 | {":data", IMAGE_STRING_VALUE, 0}, | |
11306 | {":file", IMAGE_STRING_VALUE, 0}, | |
11307 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
11308 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
11309 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
11310 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11311 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11312 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0} | |
11313 | }; | |
11314 | ||
11315 | /* Structure describing the image type `gif'. */ | |
11316 | ||
11317 | static struct image_type gif_type = | |
11318 | { | |
11319 | &Qgif, | |
11320 | gif_image_p, | |
11321 | gif_load, | |
11322 | x_clear_image, | |
11323 | NULL | |
11324 | }; | |
11325 | ||
11326 | /* Return non-zero if OBJECT is a valid GIF image specification. */ | |
11327 | ||
11328 | static int | |
11329 | gif_image_p (object) | |
11330 | Lisp_Object object; | |
11331 | { | |
11332 | struct image_keyword fmt[GIF_LAST]; | |
11333 | bcopy (gif_format, fmt, sizeof fmt); | |
11334 | ||
11335 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif) | |
11336 | || (fmt[GIF_ASCENT].count | |
11337 | && XFASTINT (fmt[GIF_ASCENT].value) > 100)) | |
11338 | return 0; | |
11339 | ||
11340 | /* Must specify either the :data or :file keyword. */ | |
11341 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
11342 | } | |
11343 | ||
11344 | /* Reading a GIF image from memory | |
11345 | Based on the PNG memory stuff to a certain extent. */ | |
11346 | ||
11347 | typedef struct | |
11348 | { | |
11349 | unsigned char *bytes; | |
11350 | size_t len; | |
11351 | int index; | |
11352 | } | |
11353 | gif_memory_source; | |
11354 | ||
11355 | /* Make the current memory source available to gif_read_from_memory. | |
11356 | It's done this way because not all versions of libungif support | |
11357 | a UserData field in the GifFileType structure. */ | |
11358 | static gif_memory_source *current_gif_memory_src; | |
11359 | ||
11360 | static int | |
11361 | gif_read_from_memory (file, buf, len) | |
11362 | GifFileType *file; | |
11363 | GifByteType *buf; | |
11364 | int len; | |
11365 | { | |
11366 | gif_memory_source *src = current_gif_memory_src; | |
11367 | ||
11368 | if (len > src->len - src->index) | |
11369 | return -1; | |
11370 | ||
11371 | bcopy (src->bytes + src->index, buf, len); | |
11372 | src->index += len; | |
11373 | return len; | |
11374 | } | |
11375 | ||
11376 | ||
11377 | /* Load GIF image IMG for use on frame F. Value is non-zero if | |
11378 | successful. */ | |
11379 | ||
11380 | static int | |
11381 | gif_load (f, img) | |
11382 | struct frame *f; | |
11383 | struct image *img; | |
11384 | { | |
11385 | Lisp_Object file, specified_file; | |
11386 | Lisp_Object specified_data; | |
11387 | int rc, width, height, x, y, i; | |
11388 | XImage *ximg; | |
11389 | ColorMapObject *gif_color_map; | |
11390 | unsigned long pixel_colors[256]; | |
11391 | GifFileType *gif; | |
11392 | struct gcpro gcpro1; | |
11393 | Lisp_Object image; | |
11394 | int ino, image_left, image_top, image_width, image_height; | |
11395 | gif_memory_source memsrc; | |
11396 | unsigned char *raster; | |
11397 | ||
11398 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11399 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11400 | file = Qnil; | |
dfff8a69 | 11401 | GCPRO1 (file); |
6fc2811b JR |
11402 | |
11403 | if (NILP (specified_data)) | |
11404 | { | |
11405 | file = x_find_image_file (specified_file); | |
6fc2811b JR |
11406 | if (!STRINGP (file)) |
11407 | { | |
11408 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11409 | UNGCPRO; | |
11410 | return 0; | |
11411 | } | |
11412 | ||
11413 | /* Open the GIF file. */ | |
11414 | gif = DGifOpenFileName (XSTRING (file)->data); | |
11415 | if (gif == NULL) | |
11416 | { | |
11417 | image_error ("Cannot open `%s'", file, Qnil); | |
11418 | UNGCPRO; | |
11419 | return 0; | |
11420 | } | |
11421 | } | |
11422 | else | |
11423 | { | |
11424 | /* Read from memory! */ | |
11425 | current_gif_memory_src = &memsrc; | |
11426 | memsrc.bytes = XSTRING (specified_data)->data; | |
11427 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
11428 | memsrc.index = 0; | |
11429 | ||
11430 | gif = DGifOpen(&memsrc, gif_read_from_memory); | |
11431 | if (!gif) | |
11432 | { | |
11433 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); | |
11434 | UNGCPRO; | |
11435 | return 0; | |
11436 | } | |
11437 | } | |
11438 | ||
11439 | /* Read entire contents. */ | |
11440 | rc = DGifSlurp (gif); | |
11441 | if (rc == GIF_ERROR) | |
11442 | { | |
11443 | image_error ("Error reading `%s'", img->spec, Qnil); | |
11444 | DGifCloseFile (gif); | |
11445 | UNGCPRO; | |
11446 | return 0; | |
11447 | } | |
11448 | ||
11449 | image = image_spec_value (img->spec, QCindex, NULL); | |
11450 | ino = INTEGERP (image) ? XFASTINT (image) : 0; | |
11451 | if (ino >= gif->ImageCount) | |
11452 | { | |
11453 | image_error ("Invalid image number `%s' in image `%s'", | |
11454 | image, img->spec); | |
11455 | DGifCloseFile (gif); | |
11456 | UNGCPRO; | |
11457 | return 0; | |
11458 | } | |
11459 | ||
11460 | width = img->width = gif->SWidth; | |
11461 | height = img->height = gif->SHeight; | |
11462 | ||
11463 | BLOCK_INPUT; | |
11464 | ||
11465 | /* Create the X image and pixmap. */ | |
11466 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
11467 | { | |
11468 | UNBLOCK_INPUT; | |
11469 | DGifCloseFile (gif); | |
11470 | UNGCPRO; | |
11471 | return 0; | |
11472 | } | |
11473 | ||
11474 | /* Allocate colors. */ | |
11475 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
11476 | if (!gif_color_map) | |
11477 | gif_color_map = gif->SColorMap; | |
11478 | init_color_table (); | |
11479 | bzero (pixel_colors, sizeof pixel_colors); | |
11480 | ||
11481 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
11482 | { | |
11483 | int r = gif_color_map->Colors[i].Red << 8; | |
11484 | int g = gif_color_map->Colors[i].Green << 8; | |
11485 | int b = gif_color_map->Colors[i].Blue << 8; | |
11486 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
11487 | } | |
11488 | ||
11489 | img->colors = colors_in_color_table (&img->ncolors); | |
11490 | free_color_table (); | |
11491 | ||
11492 | /* Clear the part of the screen image that are not covered by | |
11493 | the image from the GIF file. Full animated GIF support | |
11494 | requires more than can be done here (see the gif89 spec, | |
11495 | disposal methods). Let's simply assume that the part | |
11496 | not covered by a sub-image is in the frame's background color. */ | |
11497 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
11498 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
11499 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
11500 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
11501 | ||
11502 | for (y = 0; y < image_top; ++y) | |
11503 | for (x = 0; x < width; ++x) | |
11504 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
11505 | ||
11506 | for (y = image_top + image_height; y < height; ++y) | |
11507 | for (x = 0; x < width; ++x) | |
11508 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
11509 | ||
11510 | for (y = image_top; y < image_top + image_height; ++y) | |
11511 | { | |
11512 | for (x = 0; x < image_left; ++x) | |
11513 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
11514 | for (x = image_left + image_width; x < width; ++x) | |
11515 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
11516 | } | |
11517 | ||
11518 | /* Read the GIF image into the X image. We use a local variable | |
11519 | `raster' here because RasterBits below is a char *, and invites | |
11520 | problems with bytes >= 0x80. */ | |
11521 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
11522 | ||
11523 | if (gif->SavedImages[ino].ImageDesc.Interlace) | |
11524 | { | |
11525 | static int interlace_start[] = {0, 4, 2, 1}; | |
11526 | static int interlace_increment[] = {8, 8, 4, 2}; | |
11527 | int pass, inc; | |
11528 | int row = interlace_start[0]; | |
11529 | ||
11530 | pass = 0; | |
11531 | ||
11532 | for (y = 0; y < image_height; y++) | |
11533 | { | |
11534 | if (row >= image_height) | |
11535 | { | |
11536 | row = interlace_start[++pass]; | |
11537 | while (row >= image_height) | |
11538 | row = interlace_start[++pass]; | |
11539 | } | |
11540 | ||
11541 | for (x = 0; x < image_width; x++) | |
11542 | { | |
11543 | int i = raster[(y * image_width) + x]; | |
11544 | XPutPixel (ximg, x + image_left, row + image_top, | |
11545 | pixel_colors[i]); | |
11546 | } | |
11547 | ||
11548 | row += interlace_increment[pass]; | |
11549 | } | |
11550 | } | |
11551 | else | |
11552 | { | |
11553 | for (y = 0; y < image_height; ++y) | |
11554 | for (x = 0; x < image_width; ++x) | |
11555 | { | |
11556 | int i = raster[y* image_width + x]; | |
11557 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); | |
11558 | } | |
11559 | } | |
11560 | ||
11561 | DGifCloseFile (gif); | |
11562 | ||
11563 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
11564 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11565 | x_destroy_x_image (ximg); | |
11566 | UNBLOCK_INPUT; | |
11567 | ||
11568 | UNGCPRO; | |
11569 | return 1; | |
11570 | } | |
11571 | ||
11572 | #endif /* HAVE_GIF != 0 */ | |
11573 | ||
11574 | ||
11575 | \f | |
11576 | /*********************************************************************** | |
11577 | Ghostscript | |
11578 | ***********************************************************************/ | |
11579 | ||
11580 | #ifdef HAVE_GHOSTSCRIPT | |
11581 | static int gs_image_p P_ ((Lisp_Object object)); | |
11582 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
11583 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
11584 | ||
11585 | /* The symbol `postscript' identifying images of this type. */ | |
11586 | ||
11587 | Lisp_Object Qpostscript; | |
11588 | ||
11589 | /* Keyword symbols. */ | |
11590 | ||
11591 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
11592 | ||
11593 | /* Indices of image specification fields in gs_format, below. */ | |
11594 | ||
11595 | enum gs_keyword_index | |
11596 | { | |
11597 | GS_TYPE, | |
11598 | GS_PT_WIDTH, | |
11599 | GS_PT_HEIGHT, | |
11600 | GS_FILE, | |
11601 | GS_LOADER, | |
11602 | GS_BOUNDING_BOX, | |
11603 | GS_ASCENT, | |
11604 | GS_MARGIN, | |
11605 | GS_RELIEF, | |
11606 | GS_ALGORITHM, | |
11607 | GS_HEURISTIC_MASK, | |
11608 | GS_LAST | |
11609 | }; | |
11610 | ||
11611 | /* Vector of image_keyword structures describing the format | |
11612 | of valid user-defined image specifications. */ | |
11613 | ||
11614 | static struct image_keyword gs_format[GS_LAST] = | |
11615 | { | |
11616 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11617 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
11618 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
11619 | {":file", IMAGE_STRING_VALUE, 1}, | |
11620 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
11621 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
11622 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
11623 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
11624 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
11625 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11626 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
11627 | }; | |
11628 | ||
11629 | /* Structure describing the image type `ghostscript'. */ | |
11630 | ||
11631 | static struct image_type gs_type = | |
11632 | { | |
11633 | &Qpostscript, | |
11634 | gs_image_p, | |
11635 | gs_load, | |
11636 | gs_clear_image, | |
11637 | NULL | |
11638 | }; | |
11639 | ||
11640 | ||
11641 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
11642 | ||
11643 | static void | |
11644 | gs_clear_image (f, img) | |
11645 | struct frame *f; | |
11646 | struct image *img; | |
11647 | { | |
11648 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
11649 | xfree (img->data.ptr_val); | |
11650 | x_clear_image (f, img); | |
11651 | } | |
11652 | ||
11653 | ||
11654 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
11655 | specification. */ | |
11656 | ||
11657 | static int | |
11658 | gs_image_p (object) | |
11659 | Lisp_Object object; | |
11660 | { | |
11661 | struct image_keyword fmt[GS_LAST]; | |
11662 | Lisp_Object tem; | |
11663 | int i; | |
11664 | ||
11665 | bcopy (gs_format, fmt, sizeof fmt); | |
11666 | ||
11667 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript) | |
11668 | || (fmt[GS_ASCENT].count | |
11669 | && XFASTINT (fmt[GS_ASCENT].value) > 100)) | |
11670 | return 0; | |
11671 | ||
11672 | /* Bounding box must be a list or vector containing 4 integers. */ | |
11673 | tem = fmt[GS_BOUNDING_BOX].value; | |
11674 | if (CONSP (tem)) | |
11675 | { | |
11676 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
11677 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
11678 | return 0; | |
11679 | if (!NILP (tem)) | |
11680 | return 0; | |
11681 | } | |
11682 | else if (VECTORP (tem)) | |
11683 | { | |
11684 | if (XVECTOR (tem)->size != 4) | |
11685 | return 0; | |
11686 | for (i = 0; i < 4; ++i) | |
11687 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
11688 | return 0; | |
11689 | } | |
11690 | else | |
11691 | return 0; | |
11692 | ||
11693 | return 1; | |
11694 | } | |
11695 | ||
11696 | ||
11697 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
11698 | if successful. */ | |
11699 | ||
11700 | static int | |
11701 | gs_load (f, img) | |
11702 | struct frame *f; | |
11703 | struct image *img; | |
11704 | { | |
11705 | char buffer[100]; | |
11706 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
11707 | struct gcpro gcpro1, gcpro2; | |
11708 | Lisp_Object frame; | |
11709 | double in_width, in_height; | |
11710 | Lisp_Object pixel_colors = Qnil; | |
11711 | ||
11712 | /* Compute pixel size of pixmap needed from the given size in the | |
11713 | image specification. Sizes in the specification are in pt. 1 pt | |
11714 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
11715 | info. */ | |
11716 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
11717 | in_width = XFASTINT (pt_width) / 72.0; | |
11718 | img->width = in_width * FRAME_W32_DISPLAY_INFO (f)->resx; | |
11719 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
11720 | in_height = XFASTINT (pt_height) / 72.0; | |
11721 | img->height = in_height * FRAME_W32_DISPLAY_INFO (f)->resy; | |
11722 | ||
11723 | /* Create the pixmap. */ | |
11724 | BLOCK_INPUT; | |
11725 | xassert (img->pixmap == 0); | |
11726 | img->pixmap = XCreatePixmap (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
11727 | img->width, img->height, | |
11728 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
11729 | UNBLOCK_INPUT; | |
11730 | ||
11731 | if (!img->pixmap) | |
11732 | { | |
11733 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); | |
11734 | return 0; | |
11735 | } | |
11736 | ||
11737 | /* Call the loader to fill the pixmap. It returns a process object | |
11738 | if successful. We do not record_unwind_protect here because | |
11739 | other places in redisplay like calling window scroll functions | |
11740 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
11741 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
11742 | ||
11743 | sprintf (buffer, "%lu %lu", | |
11744 | (unsigned long) FRAME_W32_WINDOW (f), | |
11745 | (unsigned long) img->pixmap); | |
11746 | window_and_pixmap_id = build_string (buffer); | |
11747 | ||
11748 | sprintf (buffer, "%lu %lu", | |
11749 | FRAME_FOREGROUND_PIXEL (f), | |
11750 | FRAME_BACKGROUND_PIXEL (f)); | |
11751 | pixel_colors = build_string (buffer); | |
11752 | ||
11753 | XSETFRAME (frame, f); | |
11754 | loader = image_spec_value (img->spec, QCloader, NULL); | |
11755 | if (NILP (loader)) | |
11756 | loader = intern ("gs-load-image"); | |
11757 | ||
11758 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
11759 | make_number (img->width), | |
11760 | make_number (img->height), | |
11761 | window_and_pixmap_id, | |
11762 | pixel_colors); | |
11763 | UNGCPRO; | |
11764 | return PROCESSP (img->data.lisp_val); | |
11765 | } | |
11766 | ||
11767 | ||
11768 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
11769 | frame F. Called from XTread_socket when receiving an event | |
11770 | telling Emacs that Ghostscript has finished drawing. */ | |
11771 | ||
11772 | void | |
11773 | x_kill_gs_process (pixmap, f) | |
11774 | Pixmap pixmap; | |
11775 | struct frame *f; | |
11776 | { | |
11777 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
11778 | int class, i; | |
11779 | struct image *img; | |
11780 | ||
11781 | /* Find the image containing PIXMAP. */ | |
11782 | for (i = 0; i < c->used; ++i) | |
11783 | if (c->images[i]->pixmap == pixmap) | |
11784 | break; | |
11785 | ||
11786 | /* Kill the GS process. We should have found PIXMAP in the image | |
11787 | cache and its image should contain a process object. */ | |
11788 | xassert (i < c->used); | |
11789 | img = c->images[i]; | |
11790 | xassert (PROCESSP (img->data.lisp_val)); | |
11791 | Fkill_process (img->data.lisp_val, Qnil); | |
11792 | img->data.lisp_val = Qnil; | |
11793 | ||
11794 | /* On displays with a mutable colormap, figure out the colors | |
11795 | allocated for the image by looking at the pixels of an XImage for | |
11796 | img->pixmap. */ | |
11797 | class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
11798 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
11799 | { | |
11800 | XImage *ximg; | |
11801 | ||
11802 | BLOCK_INPUT; | |
11803 | ||
11804 | /* Try to get an XImage for img->pixmep. */ | |
11805 | ximg = XGetImage (FRAME_W32_DISPLAY (f), img->pixmap, | |
11806 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
11807 | if (ximg) | |
11808 | { | |
11809 | int x, y; | |
11810 | ||
11811 | /* Initialize the color table. */ | |
11812 | init_color_table (); | |
11813 | ||
11814 | /* For each pixel of the image, look its color up in the | |
11815 | color table. After having done so, the color table will | |
11816 | contain an entry for each color used by the image. */ | |
11817 | for (y = 0; y < img->height; ++y) | |
11818 | for (x = 0; x < img->width; ++x) | |
11819 | { | |
11820 | unsigned long pixel = XGetPixel (ximg, x, y); | |
11821 | lookup_pixel_color (f, pixel); | |
11822 | } | |
11823 | ||
11824 | /* Record colors in the image. Free color table and XImage. */ | |
11825 | img->colors = colors_in_color_table (&img->ncolors); | |
11826 | free_color_table (); | |
11827 | XDestroyImage (ximg); | |
11828 | ||
11829 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
11830 | here, we get a BadAccess later in x_clear_image when | |
11831 | freeing the colors. */ | |
11832 | /* We have allocated colors once, but Ghostscript has also | |
11833 | allocated colors on behalf of us. So, to get the | |
11834 | reference counts right, free them once. */ | |
11835 | if (img->ncolors) | |
11836 | { | |
11837 | Colormap cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
11838 | XFreeColors (FRAME_W32_DISPLAY (f), cmap, | |
11839 | img->colors, img->ncolors, 0); | |
11840 | } | |
11841 | #endif | |
11842 | } | |
11843 | else | |
11844 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
11845 | img->spec, Qnil); | |
11846 | ||
11847 | UNBLOCK_INPUT; | |
11848 | } | |
11849 | } | |
11850 | ||
11851 | #endif /* HAVE_GHOSTSCRIPT */ | |
11852 | ||
11853 | \f | |
11854 | /*********************************************************************** | |
11855 | Window properties | |
11856 | ***********************************************************************/ | |
11857 | ||
11858 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
11859 | Sx_change_window_property, 2, 3, 0, | |
11860 | "Change window property PROP to VALUE on the X window of FRAME.\n\ | |
11861 | PROP and VALUE must be strings. FRAME nil or omitted means use the\n\ | |
11862 | selected frame. Value is VALUE.") | |
11863 | (prop, value, frame) | |
11864 | Lisp_Object frame, prop, value; | |
11865 | { | |
767b1ff0 | 11866 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
11867 | struct frame *f = check_x_frame (frame); |
11868 | Atom prop_atom; | |
11869 | ||
11870 | CHECK_STRING (prop, 1); | |
11871 | CHECK_STRING (value, 2); | |
11872 | ||
11873 | BLOCK_INPUT; | |
11874 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
11875 | XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
11876 | prop_atom, XA_STRING, 8, PropModeReplace, | |
11877 | XSTRING (value)->data, XSTRING (value)->size); | |
11878 | ||
11879 | /* Make sure the property is set when we return. */ | |
11880 | XFlush (FRAME_W32_DISPLAY (f)); | |
11881 | UNBLOCK_INPUT; | |
11882 | ||
767b1ff0 | 11883 | #endif /* TODO */ |
6fc2811b JR |
11884 | |
11885 | return value; | |
11886 | } | |
11887 | ||
11888 | ||
11889 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
11890 | Sx_delete_window_property, 1, 2, 0, | |
11891 | "Remove window property PROP from X window of FRAME.\n\ | |
11892 | FRAME nil or omitted means use the selected frame. Value is PROP.") | |
11893 | (prop, frame) | |
11894 | Lisp_Object prop, frame; | |
11895 | { | |
767b1ff0 | 11896 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
11897 | |
11898 | struct frame *f = check_x_frame (frame); | |
11899 | Atom prop_atom; | |
11900 | ||
11901 | CHECK_STRING (prop, 1); | |
11902 | BLOCK_INPUT; | |
11903 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
11904 | XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); | |
11905 | ||
11906 | /* Make sure the property is removed when we return. */ | |
11907 | XFlush (FRAME_W32_DISPLAY (f)); | |
11908 | UNBLOCK_INPUT; | |
767b1ff0 | 11909 | #endif /* TODO */ |
6fc2811b JR |
11910 | |
11911 | return prop; | |
11912 | } | |
11913 | ||
11914 | ||
11915 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
11916 | 1, 2, 0, | |
11917 | "Value is the value of window property PROP on FRAME.\n\ | |
11918 | If FRAME is nil or omitted, use the selected frame. Value is nil\n\ | |
11919 | if FRAME hasn't a property with name PROP or if PROP has no string\n\ | |
11920 | value.") | |
11921 | (prop, frame) | |
11922 | Lisp_Object prop, frame; | |
11923 | { | |
767b1ff0 | 11924 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
11925 | |
11926 | struct frame *f = check_x_frame (frame); | |
11927 | Atom prop_atom; | |
11928 | int rc; | |
11929 | Lisp_Object prop_value = Qnil; | |
11930 | char *tmp_data = NULL; | |
11931 | Atom actual_type; | |
11932 | int actual_format; | |
11933 | unsigned long actual_size, bytes_remaining; | |
11934 | ||
11935 | CHECK_STRING (prop, 1); | |
11936 | BLOCK_INPUT; | |
11937 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
11938 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
11939 | prop_atom, 0, 0, False, XA_STRING, | |
11940 | &actual_type, &actual_format, &actual_size, | |
11941 | &bytes_remaining, (unsigned char **) &tmp_data); | |
11942 | if (rc == Success) | |
11943 | { | |
11944 | int size = bytes_remaining; | |
11945 | ||
11946 | XFree (tmp_data); | |
11947 | tmp_data = NULL; | |
11948 | ||
11949 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
11950 | prop_atom, 0, bytes_remaining, | |
11951 | False, XA_STRING, | |
11952 | &actual_type, &actual_format, | |
11953 | &actual_size, &bytes_remaining, | |
11954 | (unsigned char **) &tmp_data); | |
11955 | if (rc == Success) | |
11956 | prop_value = make_string (tmp_data, size); | |
11957 | ||
11958 | XFree (tmp_data); | |
11959 | } | |
11960 | ||
11961 | UNBLOCK_INPUT; | |
11962 | ||
11963 | return prop_value; | |
11964 | ||
767b1ff0 | 11965 | #endif /* TODO */ |
6fc2811b JR |
11966 | return Qnil; |
11967 | } | |
11968 | ||
11969 | ||
11970 | \f | |
11971 | /*********************************************************************** | |
11972 | Busy cursor | |
11973 | ***********************************************************************/ | |
11974 | ||
f79e6790 JR |
11975 | /* If non-null, an asynchronous timer that, when it expires, displays |
11976 | a busy cursor on all frames. */ | |
6fc2811b | 11977 | |
f79e6790 | 11978 | static struct atimer *busy_cursor_atimer; |
6fc2811b | 11979 | |
f79e6790 | 11980 | /* Non-zero means a busy cursor is currently shown. */ |
6fc2811b | 11981 | |
f79e6790 | 11982 | static int busy_cursor_shown_p; |
6fc2811b | 11983 | |
f79e6790 | 11984 | /* Number of seconds to wait before displaying a busy cursor. */ |
6fc2811b | 11985 | |
f79e6790 | 11986 | static Lisp_Object Vbusy_cursor_delay; |
6fc2811b | 11987 | |
f79e6790 JR |
11988 | /* Default number of seconds to wait before displaying a busy |
11989 | cursor. */ | |
11990 | ||
11991 | #define DEFAULT_BUSY_CURSOR_DELAY 1 | |
11992 | ||
11993 | /* Function prototypes. */ | |
11994 | ||
11995 | static void show_busy_cursor P_ ((struct atimer *)); | |
11996 | static void hide_busy_cursor P_ ((void)); | |
11997 | ||
11998 | ||
11999 | /* Cancel a currently active busy-cursor timer, and start a new one. */ | |
12000 | ||
12001 | void | |
12002 | start_busy_cursor () | |
12003 | { | |
767b1ff0 | 12004 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 12005 | EMACS_TIME delay; |
dfff8a69 | 12006 | int secs, usecs = 0; |
f79e6790 JR |
12007 | |
12008 | cancel_busy_cursor (); | |
12009 | ||
12010 | if (INTEGERP (Vbusy_cursor_delay) | |
12011 | && XINT (Vbusy_cursor_delay) > 0) | |
12012 | secs = XFASTINT (Vbusy_cursor_delay); | |
dfff8a69 JR |
12013 | else if (FLOATP (Vbusy_cursor_delay) |
12014 | && XFLOAT_DATA (Vbusy_cursor_delay) > 0) | |
12015 | { | |
12016 | Lisp_Object tem; | |
12017 | tem = Ftruncate (Vbusy_cursor_delay, Qnil); | |
12018 | secs = XFASTINT (tem); | |
12019 | usecs = (XFLOAT_DATA (Vbusy_cursor_delay) - secs) * 1000000; | |
12020 | } | |
f79e6790 JR |
12021 | else |
12022 | secs = DEFAULT_BUSY_CURSOR_DELAY; | |
12023 | ||
dfff8a69 | 12024 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
f79e6790 JR |
12025 | busy_cursor_atimer = start_atimer (ATIMER_RELATIVE, delay, |
12026 | show_busy_cursor, NULL); | |
12027 | #endif | |
12028 | } | |
12029 | ||
12030 | ||
12031 | /* Cancel the busy cursor timer if active, hide a busy cursor if | |
12032 | shown. */ | |
12033 | ||
12034 | void | |
12035 | cancel_busy_cursor () | |
12036 | { | |
12037 | if (busy_cursor_atimer) | |
dfff8a69 JR |
12038 | { |
12039 | cancel_atimer (busy_cursor_atimer); | |
12040 | busy_cursor_atimer = NULL; | |
12041 | } | |
12042 | ||
f79e6790 JR |
12043 | if (busy_cursor_shown_p) |
12044 | hide_busy_cursor (); | |
12045 | } | |
12046 | ||
12047 | ||
12048 | /* Timer function of busy_cursor_atimer. TIMER is equal to | |
12049 | busy_cursor_atimer. | |
12050 | ||
12051 | Display a busy cursor on all frames by mapping the frames' | |
12052 | busy_window. Set the busy_p flag in the frames' output_data.x | |
12053 | structure to indicate that a busy cursor is shown on the | |
12054 | frames. */ | |
12055 | ||
12056 | static void | |
12057 | show_busy_cursor (timer) | |
12058 | struct atimer *timer; | |
6fc2811b | 12059 | { |
767b1ff0 | 12060 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 JR |
12061 | /* The timer implementation will cancel this timer automatically |
12062 | after this function has run. Set busy_cursor_atimer to null | |
12063 | so that we know the timer doesn't have to be canceled. */ | |
12064 | busy_cursor_atimer = NULL; | |
12065 | ||
12066 | if (!busy_cursor_shown_p) | |
6fc2811b JR |
12067 | { |
12068 | Lisp_Object rest, frame; | |
f79e6790 JR |
12069 | |
12070 | BLOCK_INPUT; | |
12071 | ||
6fc2811b JR |
12072 | FOR_EACH_FRAME (rest, frame) |
12073 | if (FRAME_X_P (XFRAME (frame))) | |
12074 | { | |
12075 | struct frame *f = XFRAME (frame); | |
f79e6790 | 12076 | |
6fc2811b | 12077 | f->output_data.w32->busy_p = 1; |
f79e6790 | 12078 | |
6fc2811b JR |
12079 | if (!f->output_data.w32->busy_window) |
12080 | { | |
12081 | unsigned long mask = CWCursor; | |
12082 | XSetWindowAttributes attrs; | |
f79e6790 | 12083 | |
6fc2811b | 12084 | attrs.cursor = f->output_data.w32->busy_cursor; |
f79e6790 | 12085 | |
6fc2811b | 12086 | f->output_data.w32->busy_window |
f79e6790 | 12087 | = XCreateWindow (FRAME_X_DISPLAY (f), |
6fc2811b JR |
12088 | FRAME_OUTER_WINDOW (f), |
12089 | 0, 0, 32000, 32000, 0, 0, | |
f79e6790 JR |
12090 | InputOnly, |
12091 | CopyFromParent, | |
6fc2811b JR |
12092 | mask, &attrs); |
12093 | } | |
f79e6790 JR |
12094 | |
12095 | XMapRaised (FRAME_X_DISPLAY (f), f->output_data.w32->busy_window); | |
12096 | XFlush (FRAME_X_DISPLAY (f)); | |
6fc2811b | 12097 | } |
6fc2811b | 12098 | |
f79e6790 JR |
12099 | busy_cursor_shown_p = 1; |
12100 | UNBLOCK_INPUT; | |
12101 | } | |
12102 | #endif | |
6fc2811b JR |
12103 | } |
12104 | ||
12105 | ||
f79e6790 | 12106 | /* Hide the busy cursor on all frames, if it is currently shown. */ |
6fc2811b | 12107 | |
f79e6790 JR |
12108 | static void |
12109 | hide_busy_cursor () | |
12110 | { | |
767b1ff0 | 12111 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 12112 | if (busy_cursor_shown_p) |
6fc2811b | 12113 | { |
f79e6790 JR |
12114 | Lisp_Object rest, frame; |
12115 | ||
12116 | BLOCK_INPUT; | |
12117 | FOR_EACH_FRAME (rest, frame) | |
6fc2811b | 12118 | { |
f79e6790 JR |
12119 | struct frame *f = XFRAME (frame); |
12120 | ||
12121 | if (FRAME_X_P (f) | |
12122 | /* Watch out for newly created frames. */ | |
12123 | && f->output_data.x->busy_window) | |
12124 | { | |
12125 | XUnmapWindow (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); | |
12126 | /* Sync here because XTread_socket looks at the busy_p flag | |
12127 | that is reset to zero below. */ | |
12128 | XSync (FRAME_X_DISPLAY (f), False); | |
12129 | f->output_data.x->busy_p = 0; | |
12130 | } | |
6fc2811b | 12131 | } |
6fc2811b | 12132 | |
f79e6790 JR |
12133 | busy_cursor_shown_p = 0; |
12134 | UNBLOCK_INPUT; | |
12135 | } | |
12136 | #endif | |
6fc2811b JR |
12137 | } |
12138 | ||
12139 | ||
12140 | \f | |
12141 | /*********************************************************************** | |
12142 | Tool tips | |
12143 | ***********************************************************************/ | |
12144 | ||
12145 | static Lisp_Object x_create_tip_frame P_ ((struct w32_display_info *, | |
12146 | Lisp_Object)); | |
12147 | ||
12148 | /* The frame of a currently visible tooltip, or null. */ | |
12149 | ||
12150 | struct frame *tip_frame; | |
12151 | ||
12152 | /* If non-nil, a timer started that hides the last tooltip when it | |
12153 | fires. */ | |
12154 | ||
12155 | Lisp_Object tip_timer; | |
12156 | Window tip_window; | |
12157 | ||
12158 | /* Create a frame for a tooltip on the display described by DPYINFO. | |
12159 | PARMS is a list of frame parameters. Value is the frame. */ | |
12160 | ||
12161 | static Lisp_Object | |
12162 | x_create_tip_frame (dpyinfo, parms) | |
12163 | struct w32_display_info *dpyinfo; | |
12164 | Lisp_Object parms; | |
12165 | { | |
767b1ff0 | 12166 | #if 0 /* TODO : w32 version */ |
6fc2811b JR |
12167 | struct frame *f; |
12168 | Lisp_Object frame, tem; | |
12169 | Lisp_Object name; | |
12170 | long window_prompting = 0; | |
12171 | int width, height; | |
12172 | int count = specpdl_ptr - specpdl; | |
12173 | struct gcpro gcpro1, gcpro2, gcpro3; | |
12174 | struct kboard *kb; | |
12175 | ||
12176 | check_x (); | |
12177 | ||
12178 | /* Use this general default value to start with until we know if | |
12179 | this frame has a specified name. */ | |
12180 | Vx_resource_name = Vinvocation_name; | |
12181 | ||
12182 | #ifdef MULTI_KBOARD | |
12183 | kb = dpyinfo->kboard; | |
12184 | #else | |
12185 | kb = &the_only_kboard; | |
12186 | #endif | |
12187 | ||
12188 | /* Get the name of the frame to use for resource lookup. */ | |
12189 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); | |
12190 | if (!STRINGP (name) | |
12191 | && !EQ (name, Qunbound) | |
12192 | && !NILP (name)) | |
12193 | error ("Invalid frame name--not a string or nil"); | |
12194 | Vx_resource_name = name; | |
12195 | ||
12196 | frame = Qnil; | |
12197 | GCPRO3 (parms, name, frame); | |
12198 | tip_frame = f = make_frame (1); | |
12199 | XSETFRAME (frame, f); | |
12200 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; | |
12201 | ||
d88c567c | 12202 | f->output_method = output_w32; |
6fc2811b JR |
12203 | f->output_data.w32 = |
12204 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
12205 | bzero (f->output_data.w32, sizeof (struct w32_output)); | |
12206 | #if 0 | |
12207 | f->output_data.w32->icon_bitmap = -1; | |
12208 | #endif | |
12209 | f->output_data.w32->fontset = -1; | |
12210 | f->icon_name = Qnil; | |
12211 | ||
12212 | #ifdef MULTI_KBOARD | |
12213 | FRAME_KBOARD (f) = kb; | |
12214 | #endif | |
12215 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
12216 | f->output_data.w32->explicit_parent = 0; | |
12217 | ||
12218 | /* Set the name; the functions to which we pass f expect the name to | |
12219 | be set. */ | |
12220 | if (EQ (name, Qunbound) || NILP (name)) | |
12221 | { | |
12222 | f->name = build_string (dpyinfo->x_id_name); | |
12223 | f->explicit_name = 0; | |
12224 | } | |
12225 | else | |
12226 | { | |
12227 | f->name = name; | |
12228 | f->explicit_name = 1; | |
12229 | /* use the frame's title when getting resources for this frame. */ | |
12230 | specbind (Qx_resource_name, name); | |
12231 | } | |
12232 | ||
6fc2811b JR |
12233 | /* Extract the window parameters from the supplied values |
12234 | that are needed to determine window geometry. */ | |
12235 | { | |
12236 | Lisp_Object font; | |
12237 | ||
12238 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
12239 | ||
12240 | BLOCK_INPUT; | |
12241 | /* First, try whatever font the caller has specified. */ | |
12242 | if (STRINGP (font)) | |
12243 | { | |
12244 | tem = Fquery_fontset (font, Qnil); | |
12245 | if (STRINGP (tem)) | |
12246 | font = x_new_fontset (f, XSTRING (tem)->data); | |
12247 | else | |
12248 | font = x_new_font (f, XSTRING (font)->data); | |
12249 | } | |
12250 | ||
12251 | /* Try out a font which we hope has bold and italic variations. */ | |
12252 | if (!STRINGP (font)) | |
e39649be | 12253 | font = x_new_font (f, "-*-courier new-normal-r-*-*-*-100-*-*-*-*-iso8859-1"); |
6fc2811b JR |
12254 | if (!STRINGP (font)) |
12255 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
12256 | if (! STRINGP (font)) | |
12257 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
12258 | if (! STRINGP (font)) | |
12259 | /* This was formerly the first thing tried, but it finds too many fonts | |
12260 | and takes too long. */ | |
12261 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
12262 | /* If those didn't work, look for something which will at least work. */ | |
12263 | if (! STRINGP (font)) | |
12264 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
12265 | UNBLOCK_INPUT; | |
12266 | if (! STRINGP (font)) | |
12267 | font = build_string ("fixed"); | |
12268 | ||
12269 | x_default_parameter (f, parms, Qfont, font, | |
12270 | "font", "Font", RES_TYPE_STRING); | |
12271 | } | |
12272 | ||
12273 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
12274 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
12275 | ||
12276 | /* This defaults to 2 in order to match xterm. We recognize either | |
12277 | internalBorderWidth or internalBorder (which is what xterm calls | |
12278 | it). */ | |
12279 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
12280 | { | |
12281 | Lisp_Object value; | |
12282 | ||
12283 | value = w32_get_arg (parms, Qinternal_border_width, | |
12284 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
12285 | if (! EQ (value, Qunbound)) | |
12286 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
12287 | parms); | |
12288 | } | |
12289 | ||
12290 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
12291 | "internalBorderWidth", "internalBorderWidth", | |
12292 | RES_TYPE_NUMBER); | |
12293 | ||
12294 | /* Also do the stuff which must be set before the window exists. */ | |
12295 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
12296 | "foreground", "Foreground", RES_TYPE_STRING); | |
12297 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
12298 | "background", "Background", RES_TYPE_STRING); | |
12299 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
12300 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
12301 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
12302 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
12303 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
12304 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
12305 | ||
12306 | /* Init faces before x_default_parameter is called for scroll-bar | |
12307 | parameters because that function calls x_set_scroll_bar_width, | |
12308 | which calls change_frame_size, which calls Fset_window_buffer, | |
12309 | which runs hooks, which call Fvertical_motion. At the end, we | |
12310 | end up in init_iterator with a null face cache, which should not | |
12311 | happen. */ | |
12312 | init_frame_faces (f); | |
12313 | ||
12314 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
12315 | window_prompting = x_figure_window_size (f, parms); | |
12316 | ||
12317 | if (window_prompting & XNegative) | |
12318 | { | |
12319 | if (window_prompting & YNegative) | |
12320 | f->output_data.w32->win_gravity = SouthEastGravity; | |
12321 | else | |
12322 | f->output_data.w32->win_gravity = NorthEastGravity; | |
12323 | } | |
12324 | else | |
12325 | { | |
12326 | if (window_prompting & YNegative) | |
12327 | f->output_data.w32->win_gravity = SouthWestGravity; | |
12328 | else | |
12329 | f->output_data.w32->win_gravity = NorthWestGravity; | |
12330 | } | |
12331 | ||
12332 | f->output_data.w32->size_hint_flags = window_prompting; | |
12333 | { | |
12334 | XSetWindowAttributes attrs; | |
12335 | unsigned long mask; | |
12336 | ||
12337 | BLOCK_INPUT; | |
12338 | mask = CWBackPixel | CWOverrideRedirect | CWSaveUnder | CWEventMask; | |
12339 | /* Window managers looks at the override-redirect flag to | |
12340 | determine whether or net to give windows a decoration (Xlib | |
12341 | 3.2.8). */ | |
12342 | attrs.override_redirect = True; | |
12343 | attrs.save_under = True; | |
12344 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
12345 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
12346 | attrs.event_mask = StructureNotifyMask; | |
12347 | tip_window | |
12348 | = FRAME_W32_WINDOW (f) | |
12349 | = XCreateWindow (FRAME_W32_DISPLAY (f), | |
12350 | FRAME_W32_DISPLAY_INFO (f)->root_window, | |
12351 | /* x, y, width, height */ | |
12352 | 0, 0, 1, 1, | |
12353 | /* Border. */ | |
12354 | 1, | |
12355 | CopyFromParent, InputOutput, CopyFromParent, | |
12356 | mask, &attrs); | |
12357 | UNBLOCK_INPUT; | |
12358 | } | |
12359 | ||
12360 | x_make_gc (f); | |
12361 | ||
12362 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
12363 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
12364 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
12365 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
12366 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
12367 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
12368 | ||
12369 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
12370 | Change will not be effected unless different from the current | |
12371 | f->height. */ | |
12372 | width = f->width; | |
12373 | height = f->height; | |
12374 | f->height = 0; | |
12375 | SET_FRAME_WIDTH (f, 0); | |
12376 | change_frame_size (f, height, width, 1, 0, 0); | |
12377 | ||
12378 | f->no_split = 1; | |
12379 | ||
12380 | UNGCPRO; | |
12381 | ||
12382 | /* It is now ok to make the frame official even if we get an error | |
12383 | below. And the frame needs to be on Vframe_list or making it | |
12384 | visible won't work. */ | |
12385 | Vframe_list = Fcons (frame, Vframe_list); | |
12386 | ||
12387 | /* Now that the frame is official, it counts as a reference to | |
12388 | its display. */ | |
12389 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
ee78dc32 | 12390 | |
6fc2811b | 12391 | return unbind_to (count, frame); |
767b1ff0 | 12392 | #endif /* TODO */ |
6fc2811b | 12393 | return Qnil; |
ee78dc32 GV |
12394 | } |
12395 | ||
767b1ff0 | 12396 | #ifdef TODO /* Tooltip support not complete. */ |
71eab8d1 | 12397 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
6fc2811b | 12398 | "Show STRING in a \"tooltip\" window on frame FRAME.\n\ |
71eab8d1 AI |
12399 | A tooltip window is a small X window displaying a string.\n\ |
12400 | \n\ | |
6fc2811b | 12401 | FRAME nil or omitted means use the selected frame.\n\ |
71eab8d1 | 12402 | \n\ |
6fc2811b JR |
12403 | PARMS is an optional list of frame parameters which can be\n\ |
12404 | used to change the tooltip's appearance.\n\ | |
71eab8d1 | 12405 | \n\ |
6fc2811b | 12406 | Automatically hide the tooltip after TIMEOUT seconds.\n\ |
71eab8d1 AI |
12407 | TIMEOUT nil means use the default timeout of 5 seconds.\n\ |
12408 | \n\ | |
12409 | If the list of frame parameters PARAMS contains a `left' parameters,\n\ | |
12410 | the tooltip is displayed at that x-position. Otherwise it is\n\ | |
12411 | displayed at the mouse position, with offset DX added (default is 5 if\n\ | |
12412 | DX isn't specified). Likewise for the y-position; if a `top' frame\n\ | |
12413 | parameter is specified, it determines the y-position of the tooltip\n\ | |
12414 | window, otherwise it is displayed at the mouse position, with offset\n\ | |
12415 | DY added (default is -5).") | |
12416 | (string, frame, parms, timeout, dx, dy) | |
12417 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
ee78dc32 | 12418 | { |
6fc2811b JR |
12419 | struct frame *f; |
12420 | struct window *w; | |
12421 | Window root, child; | |
71eab8d1 | 12422 | Lisp_Object buffer, top, left; |
6fc2811b JR |
12423 | struct buffer *old_buffer; |
12424 | struct text_pos pos; | |
12425 | int i, width, height; | |
12426 | int root_x, root_y, win_x, win_y; | |
12427 | unsigned pmask; | |
12428 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; | |
12429 | int old_windows_or_buffers_changed = windows_or_buffers_changed; | |
12430 | int count = specpdl_ptr - specpdl; | |
12431 | ||
12432 | specbind (Qinhibit_redisplay, Qt); | |
ee78dc32 | 12433 | |
dfff8a69 | 12434 | GCPRO4 (string, parms, frame, timeout); |
ee78dc32 | 12435 | |
6fc2811b JR |
12436 | CHECK_STRING (string, 0); |
12437 | f = check_x_frame (frame); | |
12438 | if (NILP (timeout)) | |
12439 | timeout = make_number (5); | |
12440 | else | |
12441 | CHECK_NATNUM (timeout, 2); | |
ee78dc32 | 12442 | |
71eab8d1 AI |
12443 | if (NILP (dx)) |
12444 | dx = make_number (5); | |
12445 | else | |
12446 | CHECK_NUMBER (dx, 5); | |
12447 | ||
12448 | if (NILP (dy)) | |
12449 | dy = make_number (-5); | |
12450 | else | |
12451 | CHECK_NUMBER (dy, 6); | |
12452 | ||
6fc2811b JR |
12453 | /* Hide a previous tip, if any. */ |
12454 | Fx_hide_tip (); | |
ee78dc32 | 12455 | |
6fc2811b JR |
12456 | /* Add default values to frame parameters. */ |
12457 | if (NILP (Fassq (Qname, parms))) | |
12458 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
12459 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
12460 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
12461 | if (NILP (Fassq (Qborder_width, parms))) | |
12462 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
12463 | if (NILP (Fassq (Qborder_color, parms))) | |
12464 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
12465 | if (NILP (Fassq (Qbackground_color, parms))) | |
12466 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
12467 | parms); | |
12468 | ||
12469 | /* Create a frame for the tooltip, and record it in the global | |
12470 | variable tip_frame. */ | |
12471 | frame = x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f), parms); | |
12472 | tip_frame = f = XFRAME (frame); | |
12473 | ||
12474 | /* Set up the frame's root window. Currently we use a size of 80 | |
12475 | columns x 40 lines. If someone wants to show a larger tip, he | |
12476 | will loose. I don't think this is a realistic case. */ | |
12477 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); | |
12478 | w->left = w->top = make_number (0); | |
12479 | w->width = 80; | |
12480 | w->height = 40; | |
12481 | adjust_glyphs (f); | |
12482 | w->pseudo_window_p = 1; | |
12483 | ||
12484 | /* Display the tooltip text in a temporary buffer. */ | |
12485 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
12486 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
12487 | old_buffer = current_buffer; | |
12488 | set_buffer_internal_1 (XBUFFER (buffer)); | |
12489 | Ferase_buffer (); | |
12490 | Finsert (make_number (1), &string); | |
12491 | clear_glyph_matrix (w->desired_matrix); | |
12492 | clear_glyph_matrix (w->current_matrix); | |
12493 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
12494 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
12495 | ||
12496 | /* Compute width and height of the tooltip. */ | |
12497 | width = height = 0; | |
12498 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
ee78dc32 | 12499 | { |
6fc2811b JR |
12500 | struct glyph_row *row = &w->desired_matrix->rows[i]; |
12501 | struct glyph *last; | |
12502 | int row_width; | |
12503 | ||
12504 | /* Stop at the first empty row at the end. */ | |
12505 | if (!row->enabled_p || !row->displays_text_p) | |
12506 | break; | |
12507 | ||
12508 | /* Let the row go over the full width of the frame. */ | |
12509 | row->full_width_p = 1; | |
12510 | ||
12511 | /* There's a glyph at the end of rows that is use to place | |
12512 | the cursor there. Don't include the width of this glyph. */ | |
12513 | if (row->used[TEXT_AREA]) | |
12514 | { | |
12515 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
12516 | row_width = row->pixel_width - last->pixel_width; | |
12517 | } | |
12518 | else | |
12519 | row_width = row->pixel_width; | |
12520 | ||
12521 | height += row->height; | |
12522 | width = max (width, row_width); | |
ee78dc32 GV |
12523 | } |
12524 | ||
6fc2811b JR |
12525 | /* Add the frame's internal border to the width and height the X |
12526 | window should have. */ | |
12527 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
12528 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
ee78dc32 | 12529 | |
71eab8d1 AI |
12530 | /* User-specified position? */ |
12531 | left = Fcdr (Fassq (Qleft, parms)); | |
12532 | top = Fcdr (Fassq (Qtop, parms)); | |
12533 | ||
6fc2811b JR |
12534 | /* Move the tooltip window where the mouse pointer is. Resize and |
12535 | show it. */ | |
767b1ff0 | 12536 | #if 0 /* TODO : W32 specifics */ |
6fc2811b | 12537 | BLOCK_INPUT; |
71eab8d1 | 12538 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
6fc2811b | 12539 | &root, &child, &root_x, &root_y, &win_x, &win_y, &pmask); |
71eab8d1 AI |
12540 | UNBLOCK_INPUT; |
12541 | ||
12542 | root_x += XINT (dx); | |
12543 | root_y += XINT (dy); | |
12544 | ||
12545 | if (INTEGERP (left)) | |
12546 | root_x = XINT (left); | |
12547 | if (INTEGERP (top)) | |
12548 | root_y = XINT (top); | |
12549 | ||
12550 | BLOCK_INPUT; | |
12551 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
12552 | root_x, root_y - height, width, height); | |
12553 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); | |
6fc2811b | 12554 | UNBLOCK_INPUT; |
767b1ff0 | 12555 | #endif /* TODO */ |
ee78dc32 | 12556 | |
6fc2811b JR |
12557 | /* Draw into the window. */ |
12558 | w->must_be_updated_p = 1; | |
12559 | update_single_window (w, 1); | |
ee78dc32 | 12560 | |
6fc2811b JR |
12561 | /* Restore original current buffer. */ |
12562 | set_buffer_internal_1 (old_buffer); | |
12563 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
ee78dc32 | 12564 | |
6fc2811b JR |
12565 | /* Let the tip disappear after timeout seconds. */ |
12566 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
12567 | intern ("x-hide-tip")); | |
ee78dc32 | 12568 | |
dfff8a69 | 12569 | UNGCPRO; |
6fc2811b | 12570 | return unbind_to (count, Qnil); |
ee78dc32 GV |
12571 | } |
12572 | ||
ee78dc32 | 12573 | |
6fc2811b JR |
12574 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, |
12575 | "Hide the current tooltip window, if there is any.\n\ | |
12576 | Value is t is tooltip was open, nil otherwise.") | |
12577 | () | |
12578 | { | |
12579 | int count = specpdl_ptr - specpdl; | |
12580 | int deleted_p = 0; | |
12581 | ||
12582 | specbind (Qinhibit_redisplay, Qt); | |
12583 | ||
12584 | if (!NILP (tip_timer)) | |
12585 | { | |
12586 | call1 (intern ("cancel-timer"), tip_timer); | |
12587 | tip_timer = Qnil; | |
12588 | } | |
ee78dc32 | 12589 | |
6fc2811b JR |
12590 | if (tip_frame) |
12591 | { | |
12592 | Lisp_Object frame; | |
12593 | ||
12594 | XSETFRAME (frame, tip_frame); | |
12595 | Fdelete_frame (frame, Qt); | |
12596 | tip_frame = NULL; | |
12597 | deleted_p = 1; | |
12598 | } | |
1edf84e7 | 12599 | |
6fc2811b JR |
12600 | return unbind_to (count, deleted_p ? Qt : Qnil); |
12601 | } | |
767b1ff0 | 12602 | #endif |
5ac45f98 | 12603 | |
5ac45f98 | 12604 | |
6fc2811b JR |
12605 | \f |
12606 | /*********************************************************************** | |
12607 | File selection dialog | |
12608 | ***********************************************************************/ | |
12609 | ||
12610 | extern Lisp_Object Qfile_name_history; | |
12611 | ||
12612 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
12613 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
12614 | Use a file selection dialog.\n\ | |
12615 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
12616 | specified. Don't let the user enter a file name in the file\n\ | |
12617 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
12618 | (prompt, dir, default_filename, mustmatch) | |
12619 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
12620 | { | |
12621 | struct frame *f = SELECTED_FRAME (); | |
12622 | Lisp_Object file = Qnil; | |
12623 | int count = specpdl_ptr - specpdl; | |
12624 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
12625 | char filename[MAX_PATH + 1]; | |
12626 | char init_dir[MAX_PATH + 1]; | |
12627 | int use_dialog_p = 1; | |
12628 | ||
12629 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
12630 | CHECK_STRING (prompt, 0); | |
12631 | CHECK_STRING (dir, 1); | |
12632 | ||
12633 | /* Create the dialog with PROMPT as title, using DIR as initial | |
12634 | directory and using "*" as pattern. */ | |
12635 | dir = Fexpand_file_name (dir, Qnil); | |
12636 | strncpy (init_dir, XSTRING (dir)->data, MAX_PATH); | |
12637 | init_dir[MAX_PATH] = '\0'; | |
12638 | unixtodos_filename (init_dir); | |
12639 | ||
12640 | if (STRINGP (default_filename)) | |
12641 | { | |
12642 | char *file_name_only; | |
12643 | char *full_path_name = XSTRING (default_filename)->data; | |
5ac45f98 | 12644 | |
6fc2811b | 12645 | unixtodos_filename (full_path_name); |
5ac45f98 | 12646 | |
6fc2811b JR |
12647 | file_name_only = strrchr (full_path_name, '\\'); |
12648 | if (!file_name_only) | |
12649 | file_name_only = full_path_name; | |
12650 | else | |
12651 | { | |
12652 | file_name_only++; | |
5ac45f98 | 12653 | |
6fc2811b JR |
12654 | /* If default_file_name is a directory, don't use the open |
12655 | file dialog, as it does not support selecting | |
12656 | directories. */ | |
12657 | if (!(*file_name_only)) | |
12658 | use_dialog_p = 0; | |
12659 | } | |
ee78dc32 | 12660 | |
6fc2811b JR |
12661 | strncpy (filename, file_name_only, MAX_PATH); |
12662 | filename[MAX_PATH] = '\0'; | |
12663 | } | |
ee78dc32 | 12664 | else |
6fc2811b | 12665 | filename[0] = '\0'; |
ee78dc32 | 12666 | |
6fc2811b JR |
12667 | if (use_dialog_p) |
12668 | { | |
12669 | OPENFILENAME file_details; | |
12670 | char *filename_file; | |
5ac45f98 | 12671 | |
6fc2811b JR |
12672 | /* Prevent redisplay. */ |
12673 | specbind (Qinhibit_redisplay, Qt); | |
12674 | BLOCK_INPUT; | |
ee78dc32 | 12675 | |
6fc2811b JR |
12676 | bzero (&file_details, sizeof (file_details)); |
12677 | file_details.lStructSize = sizeof (file_details); | |
12678 | file_details.hwndOwner = FRAME_W32_WINDOW (f); | |
12679 | file_details.lpstrFile = filename; | |
12680 | file_details.nMaxFile = sizeof (filename); | |
12681 | file_details.lpstrInitialDir = init_dir; | |
12682 | file_details.lpstrTitle = XSTRING (prompt)->data; | |
12683 | file_details.Flags = OFN_HIDEREADONLY | OFN_NOCHANGEDIR; | |
ee78dc32 | 12684 | |
6fc2811b JR |
12685 | if (!NILP (mustmatch)) |
12686 | file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; | |
ee78dc32 | 12687 | |
6fc2811b JR |
12688 | if (GetOpenFileName (&file_details)) |
12689 | { | |
12690 | dostounix_filename (filename); | |
12691 | file = build_string (filename); | |
12692 | } | |
ee78dc32 | 12693 | else |
6fc2811b JR |
12694 | file = Qnil; |
12695 | ||
12696 | UNBLOCK_INPUT; | |
12697 | file = unbind_to (count, file); | |
ee78dc32 | 12698 | } |
6fc2811b JR |
12699 | /* Open File dialog will not allow folders to be selected, so resort |
12700 | to minibuffer completing reads for directories. */ | |
12701 | else | |
12702 | file = Fcompleting_read (prompt, intern ("read-file-name-internal"), | |
12703 | dir, mustmatch, dir, Qfile_name_history, | |
12704 | default_filename, Qnil); | |
ee78dc32 | 12705 | |
6fc2811b | 12706 | UNGCPRO; |
1edf84e7 | 12707 | |
6fc2811b JR |
12708 | /* Make "Cancel" equivalent to C-g. */ |
12709 | if (NILP (file)) | |
12710 | Fsignal (Qquit, Qnil); | |
ee78dc32 | 12711 | |
dfff8a69 | 12712 | return unbind_to (count, file); |
6fc2811b | 12713 | } |
ee78dc32 | 12714 | |
ee78dc32 | 12715 | |
6fc2811b JR |
12716 | \f |
12717 | /*********************************************************************** | |
12718 | Tests | |
12719 | ***********************************************************************/ | |
ee78dc32 | 12720 | |
6fc2811b | 12721 | #if GLYPH_DEBUG |
ee78dc32 | 12722 | |
6fc2811b JR |
12723 | DEFUN ("imagep", Fimagep, Simagep, 1, 1, 0, |
12724 | "Value is non-nil if SPEC is a valid image specification.") | |
12725 | (spec) | |
12726 | Lisp_Object spec; | |
12727 | { | |
12728 | return valid_image_p (spec) ? Qt : Qnil; | |
ee78dc32 GV |
12729 | } |
12730 | ||
ee78dc32 | 12731 | |
6fc2811b JR |
12732 | DEFUN ("lookup-image", Flookup_image, Slookup_image, 1, 1, 0, "") |
12733 | (spec) | |
12734 | Lisp_Object spec; | |
12735 | { | |
12736 | int id = -1; | |
12737 | ||
12738 | if (valid_image_p (spec)) | |
12739 | id = lookup_image (SELECTED_FRAME (), spec); | |
ee78dc32 | 12740 | |
6fc2811b JR |
12741 | debug_print (spec); |
12742 | return make_number (id); | |
ee78dc32 GV |
12743 | } |
12744 | ||
6fc2811b | 12745 | #endif /* GLYPH_DEBUG != 0 */ |
ee78dc32 | 12746 | |
ee78dc32 GV |
12747 | |
12748 | \f | |
6fc2811b JR |
12749 | /*********************************************************************** |
12750 | w32 specialized functions | |
12751 | ***********************************************************************/ | |
ee78dc32 | 12752 | |
fbd6baed GV |
12753 | DEFUN ("w32-select-font", Fw32_select_font, Sw32_select_font, 0, 1, 0, |
12754 | "This will display the W32 font dialog and return an X font string corresponding to the selection.") | |
ee78dc32 GV |
12755 | (frame) |
12756 | Lisp_Object frame; | |
12757 | { | |
12758 | FRAME_PTR f = check_x_frame (frame); | |
12759 | CHOOSEFONT cf; | |
12760 | LOGFONT lf; | |
f46e6225 GV |
12761 | TEXTMETRIC tm; |
12762 | HDC hdc; | |
12763 | HANDLE oldobj; | |
ee78dc32 GV |
12764 | char buf[100]; |
12765 | ||
12766 | bzero (&cf, sizeof (cf)); | |
f46e6225 | 12767 | bzero (&lf, sizeof (lf)); |
ee78dc32 GV |
12768 | |
12769 | cf.lStructSize = sizeof (cf); | |
fbd6baed | 12770 | cf.hwndOwner = FRAME_W32_WINDOW (f); |
6fc2811b | 12771 | cf.Flags = CF_FORCEFONTEXIST | CF_SCREENFONTS; |
ee78dc32 GV |
12772 | cf.lpLogFont = &lf; |
12773 | ||
f46e6225 GV |
12774 | /* Initialize as much of the font details as we can from the current |
12775 | default font. */ | |
12776 | hdc = GetDC (FRAME_W32_WINDOW (f)); | |
12777 | oldobj = SelectObject (hdc, FRAME_FONT (f)->hfont); | |
12778 | GetTextFace (hdc, LF_FACESIZE, lf.lfFaceName); | |
12779 | if (GetTextMetrics (hdc, &tm)) | |
12780 | { | |
12781 | lf.lfHeight = tm.tmInternalLeading - tm.tmHeight; | |
12782 | lf.lfWeight = tm.tmWeight; | |
12783 | lf.lfItalic = tm.tmItalic; | |
12784 | lf.lfUnderline = tm.tmUnderlined; | |
12785 | lf.lfStrikeOut = tm.tmStruckOut; | |
f46e6225 GV |
12786 | lf.lfCharSet = tm.tmCharSet; |
12787 | cf.Flags |= CF_INITTOLOGFONTSTRUCT; | |
12788 | } | |
12789 | SelectObject (hdc, oldobj); | |
6fc2811b | 12790 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
f46e6225 | 12791 | |
767b1ff0 | 12792 | if (!ChooseFont (&cf) || !w32_to_x_font (&lf, buf, 100, NULL)) |
3c190163 | 12793 | return Qnil; |
ee78dc32 GV |
12794 | |
12795 | return build_string (buf); | |
12796 | } | |
12797 | ||
1edf84e7 GV |
12798 | DEFUN ("w32-send-sys-command", Fw32_send_sys_command, Sw32_send_sys_command, 1, 2, 0, |
12799 | "Send frame a Windows WM_SYSCOMMAND message of type COMMAND.\n\ | |
12800 | Some useful values for command are 0xf030 to maximise frame (0xf020\n\ | |
12801 | to minimize), 0xf120 to restore frame to original size, and 0xf100\n\ | |
12802 | to activate the menubar for keyboard access. 0xf140 activates the\n\ | |
12803 | screen saver if defined.\n\ | |
12804 | \n\ | |
12805 | If optional parameter FRAME is not specified, use selected frame.") | |
12806 | (command, frame) | |
12807 | Lisp_Object command, frame; | |
12808 | { | |
12809 | WPARAM code; | |
12810 | FRAME_PTR f = check_x_frame (frame); | |
12811 | ||
12812 | CHECK_NUMBER (command, 0); | |
12813 | ||
ce6059da | 12814 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, XINT (command), 0); |
1edf84e7 GV |
12815 | |
12816 | return Qnil; | |
12817 | } | |
12818 | ||
55dcfc15 AI |
12819 | DEFUN ("w32-shell-execute", Fw32_shell_execute, Sw32_shell_execute, 2, 4, 0, |
12820 | "Get Windows to perform OPERATION on DOCUMENT.\n\ | |
12821 | This is a wrapper around the ShellExecute system function, which\n\ | |
12822 | invokes the application registered to handle OPERATION for DOCUMENT.\n\ | |
6fc2811b JR |
12823 | OPERATION is typically \"open\", \"print\" or \"explore\" (but can be\n\ |
12824 | nil for the default action), and DOCUMENT is typically the name of a\n\ | |
12825 | document file or URL, but can also be a program executable to run or\n\ | |
12826 | a directory to open in the Windows Explorer.\n\ | |
55dcfc15 | 12827 | \n\ |
6fc2811b JR |
12828 | If DOCUMENT is a program executable, PARAMETERS can be a string\n\ |
12829 | containing command line parameters, but otherwise should be nil.\n\ | |
55dcfc15 AI |
12830 | \n\ |
12831 | SHOW-FLAG can be used to control whether the invoked application is hidden\n\ | |
6fc2811b | 12832 | or minimized. If SHOW-FLAG is nil, the application is displayed normally,\n\ |
55dcfc15 AI |
12833 | otherwise it is an integer representing a ShowWindow flag:\n\ |
12834 | \n\ | |
12835 | 0 - start hidden\n\ | |
12836 | 1 - start normally\n\ | |
12837 | 3 - start maximized\n\ | |
12838 | 6 - start minimized") | |
12839 | (operation, document, parameters, show_flag) | |
12840 | Lisp_Object operation, document, parameters, show_flag; | |
12841 | { | |
12842 | Lisp_Object current_dir; | |
12843 | ||
55dcfc15 AI |
12844 | CHECK_STRING (document, 0); |
12845 | ||
12846 | /* Encode filename and current directory. */ | |
12847 | current_dir = ENCODE_FILE (current_buffer->directory); | |
12848 | document = ENCODE_FILE (document); | |
12849 | if ((int) ShellExecute (NULL, | |
6fc2811b JR |
12850 | (STRINGP (operation) ? |
12851 | XSTRING (operation)->data : NULL), | |
55dcfc15 AI |
12852 | XSTRING (document)->data, |
12853 | (STRINGP (parameters) ? | |
12854 | XSTRING (parameters)->data : NULL), | |
12855 | XSTRING (current_dir)->data, | |
12856 | (INTEGERP (show_flag) ? | |
12857 | XINT (show_flag) : SW_SHOWDEFAULT)) | |
12858 | > 32) | |
12859 | return Qt; | |
12860 | error ("ShellExecute failed"); | |
12861 | } | |
12862 | ||
ccc2d29c GV |
12863 | /* Lookup virtual keycode from string representing the name of a |
12864 | non-ascii keystroke into the corresponding virtual key, using | |
12865 | lispy_function_keys. */ | |
12866 | static int | |
12867 | lookup_vk_code (char *key) | |
12868 | { | |
12869 | int i; | |
12870 | ||
12871 | for (i = 0; i < 256; i++) | |
12872 | if (lispy_function_keys[i] != 0 | |
12873 | && strcmp (lispy_function_keys[i], key) == 0) | |
12874 | return i; | |
12875 | ||
12876 | return -1; | |
12877 | } | |
12878 | ||
12879 | /* Convert a one-element vector style key sequence to a hot key | |
12880 | definition. */ | |
12881 | static int | |
12882 | w32_parse_hot_key (key) | |
12883 | Lisp_Object key; | |
12884 | { | |
12885 | /* Copied from Fdefine_key and store_in_keymap. */ | |
12886 | register Lisp_Object c; | |
12887 | int vk_code; | |
12888 | int lisp_modifiers; | |
12889 | int w32_modifiers; | |
12890 | struct gcpro gcpro1; | |
12891 | ||
12892 | CHECK_VECTOR (key, 0); | |
12893 | ||
12894 | if (XFASTINT (Flength (key)) != 1) | |
12895 | return Qnil; | |
12896 | ||
12897 | GCPRO1 (key); | |
12898 | ||
12899 | c = Faref (key, make_number (0)); | |
12900 | ||
12901 | if (CONSP (c) && lucid_event_type_list_p (c)) | |
12902 | c = Fevent_convert_list (c); | |
12903 | ||
12904 | UNGCPRO; | |
12905 | ||
12906 | if (! INTEGERP (c) && ! SYMBOLP (c)) | |
12907 | error ("Key definition is invalid"); | |
12908 | ||
12909 | /* Work out the base key and the modifiers. */ | |
12910 | if (SYMBOLP (c)) | |
12911 | { | |
12912 | c = parse_modifiers (c); | |
12913 | lisp_modifiers = Fcar (Fcdr (c)); | |
12914 | c = Fcar (c); | |
12915 | if (!SYMBOLP (c)) | |
12916 | abort (); | |
12917 | vk_code = lookup_vk_code (XSYMBOL (c)->name->data); | |
12918 | } | |
12919 | else if (INTEGERP (c)) | |
12920 | { | |
12921 | lisp_modifiers = XINT (c) & ~CHARACTERBITS; | |
12922 | /* Many ascii characters are their own virtual key code. */ | |
12923 | vk_code = XINT (c) & CHARACTERBITS; | |
12924 | } | |
12925 | ||
12926 | if (vk_code < 0 || vk_code > 255) | |
12927 | return Qnil; | |
12928 | ||
12929 | if ((lisp_modifiers & meta_modifier) != 0 | |
12930 | && !NILP (Vw32_alt_is_meta)) | |
12931 | lisp_modifiers |= alt_modifier; | |
12932 | ||
71eab8d1 AI |
12933 | /* Supply defs missing from mingw32. */ |
12934 | #ifndef MOD_ALT | |
12935 | #define MOD_ALT 0x0001 | |
12936 | #define MOD_CONTROL 0x0002 | |
12937 | #define MOD_SHIFT 0x0004 | |
12938 | #define MOD_WIN 0x0008 | |
12939 | #endif | |
12940 | ||
ccc2d29c GV |
12941 | /* Convert lisp modifiers to Windows hot-key form. */ |
12942 | w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0; | |
12943 | w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0; | |
12944 | w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0; | |
12945 | w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0; | |
12946 | ||
12947 | return HOTKEY (vk_code, w32_modifiers); | |
12948 | } | |
12949 | ||
12950 | DEFUN ("w32-register-hot-key", Fw32_register_hot_key, Sw32_register_hot_key, 1, 1, 0, | |
12951 | "Register KEY as a hot-key combination.\n\ | |
12952 | Certain key combinations like Alt-Tab are reserved for system use on\n\ | |
12953 | Windows, and therefore are normally intercepted by the system. However,\n\ | |
12954 | most of these key combinations can be received by registering them as\n\ | |
12955 | hot-keys, overriding their special meaning.\n\ | |
12956 | \n\ | |
12957 | KEY must be a one element key definition in vector form that would be\n\ | |
12958 | acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta\n\ | |
12959 | modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper\n\ | |
12960 | is always interpreted as the Windows modifier keys.\n\ | |
12961 | \n\ | |
12962 | The return value is the hotkey-id if registered, otherwise nil.") | |
12963 | (key) | |
12964 | Lisp_Object key; | |
12965 | { | |
12966 | key = w32_parse_hot_key (key); | |
12967 | ||
12968 | if (NILP (Fmemq (key, w32_grabbed_keys))) | |
12969 | { | |
12970 | /* Reuse an empty slot if possible. */ | |
12971 | Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys); | |
12972 | ||
12973 | /* Safe to add new key to list, even if we have focus. */ | |
12974 | if (NILP (item)) | |
12975 | w32_grabbed_keys = Fcons (key, w32_grabbed_keys); | |
12976 | else | |
12977 | XCAR (item) = key; | |
12978 | ||
12979 | /* Notify input thread about new hot-key definition, so that it | |
12980 | takes effect without needing to switch focus. */ | |
12981 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, | |
12982 | (WPARAM) key, 0); | |
12983 | } | |
12984 | ||
12985 | return key; | |
12986 | } | |
12987 | ||
12988 | DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, Sw32_unregister_hot_key, 1, 1, 0, | |
12989 | "Unregister HOTKEY as a hot-key combination.") | |
12990 | (key) | |
12991 | Lisp_Object key; | |
12992 | { | |
12993 | Lisp_Object item; | |
12994 | ||
12995 | if (!INTEGERP (key)) | |
12996 | key = w32_parse_hot_key (key); | |
12997 | ||
12998 | item = Fmemq (key, w32_grabbed_keys); | |
12999 | ||
13000 | if (!NILP (item)) | |
13001 | { | |
13002 | /* Notify input thread about hot-key definition being removed, so | |
13003 | that it takes effect without needing focus switch. */ | |
13004 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, | |
13005 | (WPARAM) XINT (XCAR (item)), (LPARAM) item)) | |
13006 | { | |
13007 | MSG msg; | |
13008 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
13009 | } | |
13010 | return Qt; | |
13011 | } | |
13012 | return Qnil; | |
13013 | } | |
13014 | ||
13015 | DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, Sw32_registered_hot_keys, 0, 0, 0, | |
13016 | "Return list of registered hot-key IDs.") | |
13017 | () | |
13018 | { | |
13019 | return Fcopy_sequence (w32_grabbed_keys); | |
13020 | } | |
13021 | ||
13022 | DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, Sw32_reconstruct_hot_key, 1, 1, 0, | |
13023 | "Convert hot-key ID to a lisp key combination.") | |
13024 | (hotkeyid) | |
13025 | Lisp_Object hotkeyid; | |
13026 | { | |
13027 | int vk_code, w32_modifiers; | |
13028 | Lisp_Object key; | |
13029 | ||
13030 | CHECK_NUMBER (hotkeyid, 0); | |
13031 | ||
13032 | vk_code = HOTKEY_VK_CODE (hotkeyid); | |
13033 | w32_modifiers = HOTKEY_MODIFIERS (hotkeyid); | |
13034 | ||
13035 | if (lispy_function_keys[vk_code]) | |
13036 | key = intern (lispy_function_keys[vk_code]); | |
13037 | else | |
13038 | key = make_number (vk_code); | |
13039 | ||
13040 | key = Fcons (key, Qnil); | |
13041 | if (w32_modifiers & MOD_SHIFT) | |
3ef68e6b | 13042 | key = Fcons (Qshift, key); |
ccc2d29c | 13043 | if (w32_modifiers & MOD_CONTROL) |
3ef68e6b | 13044 | key = Fcons (Qctrl, key); |
ccc2d29c | 13045 | if (w32_modifiers & MOD_ALT) |
3ef68e6b | 13046 | key = Fcons (NILP (Vw32_alt_is_meta) ? Qalt : Qmeta, key); |
ccc2d29c | 13047 | if (w32_modifiers & MOD_WIN) |
3ef68e6b | 13048 | key = Fcons (Qhyper, key); |
ccc2d29c GV |
13049 | |
13050 | return key; | |
13051 | } | |
adcc3809 GV |
13052 | |
13053 | DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key, Sw32_toggle_lock_key, 1, 2, 0, | |
13054 | "Toggle the state of the lock key KEY.\n\ | |
13055 | KEY can be `capslock', `kp-numlock', or `scroll'.\n\ | |
13056 | If the optional parameter NEW-STATE is a number, then the state of KEY\n\ | |
13057 | is set to off if the low bit of NEW-STATE is zero, otherwise on.") | |
13058 | (key, new_state) | |
13059 | Lisp_Object key, new_state; | |
13060 | { | |
13061 | int vk_code; | |
13062 | int cur_state; | |
13063 | ||
13064 | if (EQ (key, intern ("capslock"))) | |
13065 | vk_code = VK_CAPITAL; | |
13066 | else if (EQ (key, intern ("kp-numlock"))) | |
13067 | vk_code = VK_NUMLOCK; | |
13068 | else if (EQ (key, intern ("scroll"))) | |
13069 | vk_code = VK_SCROLL; | |
13070 | else | |
13071 | return Qnil; | |
13072 | ||
13073 | if (!dwWindowsThreadId) | |
13074 | return make_number (w32_console_toggle_lock_key (vk_code, new_state)); | |
13075 | ||
13076 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, | |
13077 | (WPARAM) vk_code, (LPARAM) new_state)) | |
13078 | { | |
13079 | MSG msg; | |
13080 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
13081 | return make_number (msg.wParam); | |
13082 | } | |
13083 | return Qnil; | |
13084 | } | |
ee78dc32 | 13085 | \f |
fbd6baed | 13086 | syms_of_w32fns () |
ee78dc32 | 13087 | { |
1edf84e7 GV |
13088 | /* This is zero if not using MS-Windows. */ |
13089 | w32_in_use = 0; | |
13090 | ||
ee78dc32 GV |
13091 | /* The section below is built by the lisp expression at the top of the file, |
13092 | just above where these variables are declared. */ | |
13093 | /*&&& init symbols here &&&*/ | |
13094 | Qauto_raise = intern ("auto-raise"); | |
13095 | staticpro (&Qauto_raise); | |
13096 | Qauto_lower = intern ("auto-lower"); | |
13097 | staticpro (&Qauto_lower); | |
ee78dc32 GV |
13098 | Qbar = intern ("bar"); |
13099 | staticpro (&Qbar); | |
13100 | Qborder_color = intern ("border-color"); | |
13101 | staticpro (&Qborder_color); | |
13102 | Qborder_width = intern ("border-width"); | |
13103 | staticpro (&Qborder_width); | |
13104 | Qbox = intern ("box"); | |
13105 | staticpro (&Qbox); | |
13106 | Qcursor_color = intern ("cursor-color"); | |
13107 | staticpro (&Qcursor_color); | |
13108 | Qcursor_type = intern ("cursor-type"); | |
13109 | staticpro (&Qcursor_type); | |
ee78dc32 GV |
13110 | Qgeometry = intern ("geometry"); |
13111 | staticpro (&Qgeometry); | |
13112 | Qicon_left = intern ("icon-left"); | |
13113 | staticpro (&Qicon_left); | |
13114 | Qicon_top = intern ("icon-top"); | |
13115 | staticpro (&Qicon_top); | |
13116 | Qicon_type = intern ("icon-type"); | |
13117 | staticpro (&Qicon_type); | |
13118 | Qicon_name = intern ("icon-name"); | |
13119 | staticpro (&Qicon_name); | |
13120 | Qinternal_border_width = intern ("internal-border-width"); | |
13121 | staticpro (&Qinternal_border_width); | |
13122 | Qleft = intern ("left"); | |
13123 | staticpro (&Qleft); | |
1026b400 RS |
13124 | Qright = intern ("right"); |
13125 | staticpro (&Qright); | |
ee78dc32 GV |
13126 | Qmouse_color = intern ("mouse-color"); |
13127 | staticpro (&Qmouse_color); | |
13128 | Qnone = intern ("none"); | |
13129 | staticpro (&Qnone); | |
13130 | Qparent_id = intern ("parent-id"); | |
13131 | staticpro (&Qparent_id); | |
13132 | Qscroll_bar_width = intern ("scroll-bar-width"); | |
13133 | staticpro (&Qscroll_bar_width); | |
13134 | Qsuppress_icon = intern ("suppress-icon"); | |
13135 | staticpro (&Qsuppress_icon); | |
ee78dc32 GV |
13136 | Qundefined_color = intern ("undefined-color"); |
13137 | staticpro (&Qundefined_color); | |
13138 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); | |
13139 | staticpro (&Qvertical_scroll_bars); | |
13140 | Qvisibility = intern ("visibility"); | |
13141 | staticpro (&Qvisibility); | |
13142 | Qwindow_id = intern ("window-id"); | |
13143 | staticpro (&Qwindow_id); | |
13144 | Qx_frame_parameter = intern ("x-frame-parameter"); | |
13145 | staticpro (&Qx_frame_parameter); | |
13146 | Qx_resource_name = intern ("x-resource-name"); | |
13147 | staticpro (&Qx_resource_name); | |
13148 | Quser_position = intern ("user-position"); | |
13149 | staticpro (&Quser_position); | |
13150 | Quser_size = intern ("user-size"); | |
13151 | staticpro (&Quser_size); | |
6fc2811b JR |
13152 | Qscreen_gamma = intern ("screen-gamma"); |
13153 | staticpro (&Qscreen_gamma); | |
dfff8a69 JR |
13154 | Qline_spacing = intern ("line-spacing"); |
13155 | staticpro (&Qline_spacing); | |
13156 | Qcenter = intern ("center"); | |
13157 | staticpro (&Qcenter); | |
ee78dc32 GV |
13158 | /* This is the end of symbol initialization. */ |
13159 | ||
adcc3809 GV |
13160 | Qhyper = intern ("hyper"); |
13161 | staticpro (&Qhyper); | |
13162 | Qsuper = intern ("super"); | |
13163 | staticpro (&Qsuper); | |
13164 | Qmeta = intern ("meta"); | |
13165 | staticpro (&Qmeta); | |
13166 | Qalt = intern ("alt"); | |
13167 | staticpro (&Qalt); | |
13168 | Qctrl = intern ("ctrl"); | |
13169 | staticpro (&Qctrl); | |
13170 | Qcontrol = intern ("control"); | |
13171 | staticpro (&Qcontrol); | |
13172 | Qshift = intern ("shift"); | |
13173 | staticpro (&Qshift); | |
13174 | ||
6fc2811b JR |
13175 | /* Text property `display' should be nonsticky by default. */ |
13176 | Vtext_property_default_nonsticky | |
13177 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
13178 | ||
13179 | ||
13180 | Qlaplace = intern ("laplace"); | |
13181 | staticpro (&Qlaplace); | |
13182 | ||
4b817373 RS |
13183 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
13184 | staticpro (&Qface_set_after_frame_default); | |
13185 | ||
ee78dc32 GV |
13186 | Fput (Qundefined_color, Qerror_conditions, |
13187 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
13188 | Fput (Qundefined_color, Qerror_message, | |
13189 | build_string ("Undefined color")); | |
13190 | ||
ccc2d29c GV |
13191 | staticpro (&w32_grabbed_keys); |
13192 | w32_grabbed_keys = Qnil; | |
13193 | ||
fbd6baed | 13194 | DEFVAR_LISP ("w32-color-map", &Vw32_color_map, |
ccc2d29c | 13195 | "An array of color name mappings for windows."); |
fbd6baed | 13196 | Vw32_color_map = Qnil; |
ee78dc32 | 13197 | |
fbd6baed | 13198 | DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system, |
da36a4d6 GV |
13199 | "Non-nil if alt key presses are passed on to Windows.\n\ |
13200 | When non-nil, for example, alt pressed and released and then space will\n\ | |
13201 | open the System menu. When nil, Emacs silently swallows alt key events."); | |
fbd6baed | 13202 | Vw32_pass_alt_to_system = Qnil; |
da36a4d6 | 13203 | |
fbd6baed | 13204 | DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta, |
8c205c63 RS |
13205 | "Non-nil if the alt key is to be considered the same as the meta key.\n\ |
13206 | When nil, Emacs will translate the alt key to the Alt modifier, and not Meta."); | |
fbd6baed | 13207 | Vw32_alt_is_meta = Qt; |
8c205c63 | 13208 | |
7d081355 AI |
13209 | DEFVAR_INT ("w32-quit-key", &Vw32_quit_key, |
13210 | "If non-zero, the virtual key code for an alternative quit key."); | |
13211 | XSETINT (Vw32_quit_key, 0); | |
13212 | ||
ccc2d29c GV |
13213 | DEFVAR_LISP ("w32-pass-lwindow-to-system", |
13214 | &Vw32_pass_lwindow_to_system, | |
13215 | "Non-nil if the left \"Windows\" key is passed on to Windows.\n\ | |
13216 | When non-nil, the Start menu is opened by tapping the key."); | |
13217 | Vw32_pass_lwindow_to_system = Qt; | |
13218 | ||
13219 | DEFVAR_LISP ("w32-pass-rwindow-to-system", | |
13220 | &Vw32_pass_rwindow_to_system, | |
13221 | "Non-nil if the right \"Windows\" key is passed on to Windows.\n\ | |
13222 | When non-nil, the Start menu is opened by tapping the key."); | |
13223 | Vw32_pass_rwindow_to_system = Qt; | |
13224 | ||
adcc3809 GV |
13225 | DEFVAR_INT ("w32-phantom-key-code", |
13226 | &Vw32_phantom_key_code, | |
13227 | "Virtual key code used to generate \"phantom\" key presses.\n\ | |
13228 | Value is a number between 0 and 255.\n\ | |
13229 | \n\ | |
13230 | Phantom key presses are generated in order to stop the system from\n\ | |
13231 | acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or\n\ | |
13232 | `w32-pass-rwindow-to-system' is nil."); | |
ce6059da AI |
13233 | /* Although 255 is technically not a valid key code, it works and |
13234 | means that this hack won't interfere with any real key code. */ | |
13235 | Vw32_phantom_key_code = 255; | |
adcc3809 | 13236 | |
ccc2d29c GV |
13237 | DEFVAR_LISP ("w32-enable-num-lock", |
13238 | &Vw32_enable_num_lock, | |
13239 | "Non-nil if Num Lock should act normally.\n\ | |
13240 | Set to nil to see Num Lock as the key `kp-numlock'."); | |
13241 | Vw32_enable_num_lock = Qt; | |
13242 | ||
13243 | DEFVAR_LISP ("w32-enable-caps-lock", | |
13244 | &Vw32_enable_caps_lock, | |
13245 | "Non-nil if Caps Lock should act normally.\n\ | |
13246 | Set to nil to see Caps Lock as the key `capslock'."); | |
13247 | Vw32_enable_caps_lock = Qt; | |
13248 | ||
13249 | DEFVAR_LISP ("w32-scroll-lock-modifier", | |
13250 | &Vw32_scroll_lock_modifier, | |
13251 | "Modifier to use for the Scroll Lock on state.\n\ | |
13252 | The value can be hyper, super, meta, alt, control or shift for the\n\ | |
13253 | respective modifier, or nil to see Scroll Lock as the key `scroll'.\n\ | |
13254 | Any other value will cause the key to be ignored."); | |
13255 | Vw32_scroll_lock_modifier = Qt; | |
13256 | ||
13257 | DEFVAR_LISP ("w32-lwindow-modifier", | |
13258 | &Vw32_lwindow_modifier, | |
13259 | "Modifier to use for the left \"Windows\" key.\n\ | |
13260 | The value can be hyper, super, meta, alt, control or shift for the\n\ | |
13261 | respective modifier, or nil to appear as the key `lwindow'.\n\ | |
13262 | Any other value will cause the key to be ignored."); | |
13263 | Vw32_lwindow_modifier = Qnil; | |
13264 | ||
13265 | DEFVAR_LISP ("w32-rwindow-modifier", | |
13266 | &Vw32_rwindow_modifier, | |
13267 | "Modifier to use for the right \"Windows\" key.\n\ | |
13268 | The value can be hyper, super, meta, alt, control or shift for the\n\ | |
13269 | respective modifier, or nil to appear as the key `rwindow'.\n\ | |
13270 | Any other value will cause the key to be ignored."); | |
13271 | Vw32_rwindow_modifier = Qnil; | |
13272 | ||
13273 | DEFVAR_LISP ("w32-apps-modifier", | |
13274 | &Vw32_apps_modifier, | |
13275 | "Modifier to use for the \"Apps\" key.\n\ | |
13276 | The value can be hyper, super, meta, alt, control or shift for the\n\ | |
13277 | respective modifier, or nil to appear as the key `apps'.\n\ | |
13278 | Any other value will cause the key to be ignored."); | |
13279 | Vw32_apps_modifier = Qnil; | |
da36a4d6 | 13280 | |
212da13b | 13281 | DEFVAR_LISP ("w32-enable-synthesized-fonts", &Vw32_enable_synthesized_fonts, |
6fc2811b JR |
13282 | "Non-nil enables selection of artificially italicized and bold fonts."); |
13283 | Vw32_enable_synthesized_fonts = Qnil; | |
5ac45f98 | 13284 | |
fbd6baed | 13285 | DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette, |
6fc2811b | 13286 | "Non-nil enables Windows palette management to map colors exactly."); |
fbd6baed | 13287 | Vw32_enable_palette = Qt; |
5ac45f98 | 13288 | |
fbd6baed GV |
13289 | DEFVAR_INT ("w32-mouse-button-tolerance", |
13290 | &Vw32_mouse_button_tolerance, | |
6fc2811b | 13291 | "Analogue of double click interval for faking middle mouse events.\n\ |
5ac45f98 GV |
13292 | The value is the minimum time in milliseconds that must elapse between\n\ |
13293 | left/right button down events before they are considered distinct events.\n\ | |
13294 | If both mouse buttons are depressed within this interval, a middle mouse\n\ | |
13295 | button down event is generated instead."); | |
fbd6baed | 13296 | XSETINT (Vw32_mouse_button_tolerance, GetDoubleClickTime () / 2); |
5ac45f98 | 13297 | |
fbd6baed GV |
13298 | DEFVAR_INT ("w32-mouse-move-interval", |
13299 | &Vw32_mouse_move_interval, | |
84fb1139 KH |
13300 | "Minimum interval between mouse move events.\n\ |
13301 | The value is the minimum time in milliseconds that must elapse between\n\ | |
13302 | successive mouse move (or scroll bar drag) events before they are\n\ | |
13303 | reported as lisp events."); | |
247be837 | 13304 | XSETINT (Vw32_mouse_move_interval, 0); |
84fb1139 | 13305 | |
ee78dc32 GV |
13306 | init_x_parm_symbols (); |
13307 | ||
13308 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, | |
fbd6baed | 13309 | "List of directories to search for bitmap files for w32."); |
ee78dc32 GV |
13310 | Vx_bitmap_file_path = decode_env_path ((char *) 0, "PATH"); |
13311 | ||
13312 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, | |
13313 | "The shape of the pointer when over text.\n\ | |
13314 | Changing the value does not affect existing frames\n\ | |
13315 | unless you set the mouse color."); | |
13316 | Vx_pointer_shape = Qnil; | |
13317 | ||
13318 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, | |
13319 | "The name Emacs uses to look up resources; for internal use only.\n\ | |
13320 | `x-get-resource' uses this as the first component of the instance name\n\ | |
13321 | when requesting resource values.\n\ | |
13322 | Emacs initially sets `x-resource-name' to the name under which Emacs\n\ | |
13323 | was invoked, or to the value specified with the `-name' or `-rn'\n\ | |
13324 | switches, if present."); | |
13325 | Vx_resource_name = Qnil; | |
13326 | ||
13327 | Vx_nontext_pointer_shape = Qnil; | |
13328 | ||
13329 | Vx_mode_pointer_shape = Qnil; | |
13330 | ||
6fc2811b JR |
13331 | DEFVAR_LISP ("x-busy-pointer-shape", &Vx_busy_pointer_shape, |
13332 | "The shape of the pointer when Emacs is busy.\n\ | |
13333 | This variable takes effect when you create a new frame\n\ | |
13334 | or when you set the mouse color."); | |
13335 | Vx_busy_pointer_shape = Qnil; | |
13336 | ||
13337 | DEFVAR_BOOL ("display-busy-cursor", &display_busy_cursor_p, | |
13338 | "Non-zero means Emacs displays a busy cursor on window systems."); | |
13339 | display_busy_cursor_p = 1; | |
13340 | ||
f79e6790 JR |
13341 | DEFVAR_LISP ("busy-cursor-delay", &Vbusy_cursor_delay, |
13342 | "*Seconds to wait before displaying a busy-cursor.\n\ | |
dfff8a69 | 13343 | Value must be an integer or float."); |
f79e6790 JR |
13344 | Vbusy_cursor_delay = make_number (DEFAULT_BUSY_CURSOR_DELAY); |
13345 | ||
6fc2811b | 13346 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ee78dc32 GV |
13347 | &Vx_sensitive_text_pointer_shape, |
13348 | "The shape of the pointer when over mouse-sensitive text.\n\ | |
13349 | This variable takes effect when you create a new frame\n\ | |
13350 | or when you set the mouse color."); | |
13351 | Vx_sensitive_text_pointer_shape = Qnil; | |
13352 | ||
13353 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, | |
13354 | "A string indicating the foreground color of the cursor box."); | |
13355 | Vx_cursor_fore_pixel = Qnil; | |
13356 | ||
13357 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, | |
13358 | "Non-nil if no window manager is in use.\n\ | |
13359 | Emacs doesn't try to figure this out; this is always nil\n\ | |
13360 | unless you set it to something else."); | |
13361 | /* We don't have any way to find this out, so set it to nil | |
13362 | and maybe the user would like to set it to t. */ | |
13363 | Vx_no_window_manager = Qnil; | |
13364 | ||
4587b026 GV |
13365 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
13366 | &Vx_pixel_size_width_font_regexp, | |
13367 | "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\ | |
13368 | \n\ | |
13369 | Since Emacs gets width of a font matching with this regexp from\n\ | |
13370 | PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\ | |
13371 | such a font. This is especially effective for such large fonts as\n\ | |
13372 | Chinese, Japanese, and Korean."); | |
13373 | Vx_pixel_size_width_font_regexp = Qnil; | |
13374 | ||
6fc2811b JR |
13375 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
13376 | "Time after which cached images are removed from the cache.\n\ | |
13377 | When an image has not been displayed this many seconds, remove it\n\ | |
13378 | from the image cache. Value must be an integer or nil with nil\n\ | |
13379 | meaning don't clear the cache."); | |
13380 | Vimage_cache_eviction_delay = make_number (30 * 60); | |
13381 | ||
33d52f9c GV |
13382 | DEFVAR_LISP ("w32-bdf-filename-alist", |
13383 | &Vw32_bdf_filename_alist, | |
13384 | "List of bdf fonts and their corresponding filenames."); | |
13385 | Vw32_bdf_filename_alist = Qnil; | |
13386 | ||
1075afa9 GV |
13387 | DEFVAR_BOOL ("w32-strict-fontnames", |
13388 | &w32_strict_fontnames, | |
13389 | "Non-nil means only use fonts that are exact matches for those requested.\n\ | |
13390 | Default is nil, which allows old fontnames that are not XLFD compliant,\n\ | |
13391 | and allows third-party CJK display to work by specifying false charset\n\ | |
13392 | fields to trick Emacs into translating to Big5, SJIS etc.\n\ | |
13393 | Setting this to t will prevent wrong fonts being selected when\n\ | |
13394 | fontsets are automatically created."); | |
13395 | w32_strict_fontnames = 0; | |
13396 | ||
c0611964 AI |
13397 | DEFVAR_BOOL ("w32-strict-painting", |
13398 | &w32_strict_painting, | |
13399 | "Non-nil means use strict rules for repainting frames.\n\ | |
13400 | Set this to nil to get the old behaviour for repainting; this should\n\ | |
13401 | only be necessary if the default setting causes problems."); | |
13402 | w32_strict_painting = 1; | |
13403 | ||
f46e6225 GV |
13404 | DEFVAR_LISP ("w32-system-coding-system", |
13405 | &Vw32_system_coding_system, | |
13406 | "Coding system used by Windows system functions, such as for font names."); | |
13407 | Vw32_system_coding_system = Qnil; | |
13408 | ||
dfff8a69 JR |
13409 | DEFVAR_LISP ("w32-charset-info-alist", |
13410 | &Vw32_charset_info_alist, | |
13411 | "Alist linking Emacs character sets to Windows fonts\n\ | |
13412 | and codepages. Each entry should be of the form:\n\ | |
13413 | \n\ | |
13414 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE))\n\ | |
13415 | \n\ | |
13416 | where CHARSET_NAME is a string used in font names to identify the charset,\n\ | |
13417 | WINDOWS_CHARSET is a symbol that can be one of:\n\ | |
13418 | w32-charset-ansi, w32-charset-default, w32-charset-symbol,\n\ | |
767b1ff0 | 13419 | w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312,\n\ |
dfff8a69 JR |
13420 | w32-charset-chinesebig5, " |
13421 | #ifdef JOHAB_CHARSET | |
13422 | "w32-charset-johab, w32-charset-hebrew,\n\ | |
13423 | w32-charset-arabic, w32-charset-greek, w32-charset-turkish,\n\ | |
13424 | w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope,\n\ | |
13425 | w32-charset-russian, w32-charset-mac, w32-charset-baltic,\n" | |
13426 | #endif | |
13427 | #ifdef UNICODE_CHARSET | |
13428 | "w32-charset-unicode, " | |
13429 | #endif | |
13430 | "or w32-charset-oem.\n\ | |
13431 | CODEPAGE should be an integer specifying the codepage that should be used\n\ | |
13432 | to display the character set, t to do no translation and output as Unicode,\n\ | |
13433 | or nil to do no translation and output as 8 bit (or multibyte on far-east\n\ | |
13434 | versions of Windows) characters."); | |
13435 | Vw32_charset_info_alist = Qnil; | |
13436 | ||
13437 | staticpro (&Qw32_charset_ansi); | |
13438 | Qw32_charset_ansi = intern ("w32-charset-ansi"); | |
13439 | staticpro (&Qw32_charset_symbol); | |
13440 | Qw32_charset_symbol = intern ("w32-charset-symbol"); | |
13441 | staticpro (&Qw32_charset_shiftjis); | |
13442 | Qw32_charset_shiftjis = intern ("w32-charset-shiftjis"); | |
767b1ff0 JR |
13443 | staticpro (&Qw32_charset_hangeul); |
13444 | Qw32_charset_hangeul = intern ("w32-charset-hangeul"); | |
dfff8a69 JR |
13445 | staticpro (&Qw32_charset_chinesebig5); |
13446 | Qw32_charset_chinesebig5 = intern ("w32-charset-chinesebig5"); | |
13447 | staticpro (&Qw32_charset_gb2312); | |
13448 | Qw32_charset_gb2312 = intern ("w32-charset-gb2312"); | |
13449 | staticpro (&Qw32_charset_oem); | |
13450 | Qw32_charset_oem = intern ("w32-charset-oem"); | |
13451 | ||
13452 | #ifdef JOHAB_CHARSET | |
13453 | { | |
13454 | static int w32_extra_charsets_defined = 1; | |
767b1ff0 | 13455 | DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined, ""); |
dfff8a69 JR |
13456 | |
13457 | staticpro (&Qw32_charset_johab); | |
13458 | Qw32_charset_johab = intern ("w32-charset-johab"); | |
13459 | staticpro (&Qw32_charset_easteurope); | |
13460 | Qw32_charset_easteurope = intern ("w32-charset-easteurope"); | |
13461 | staticpro (&Qw32_charset_turkish); | |
13462 | Qw32_charset_turkish = intern ("w32-charset-turkish"); | |
13463 | staticpro (&Qw32_charset_baltic); | |
13464 | Qw32_charset_baltic = intern ("w32-charset-baltic"); | |
13465 | staticpro (&Qw32_charset_russian); | |
13466 | Qw32_charset_russian = intern ("w32-charset-russian"); | |
13467 | staticpro (&Qw32_charset_arabic); | |
13468 | Qw32_charset_arabic = intern ("w32-charset-arabic"); | |
13469 | staticpro (&Qw32_charset_greek); | |
13470 | Qw32_charset_greek = intern ("w32-charset-greek"); | |
13471 | staticpro (&Qw32_charset_hebrew); | |
13472 | Qw32_charset_hebrew = intern ("w32-charset-hebrew"); | |
767b1ff0 JR |
13473 | staticpro (&Qw32_charset_vietnamese); |
13474 | Qw32_charset_vietnamese = intern ("w32-charset-vietnamese"); | |
dfff8a69 JR |
13475 | staticpro (&Qw32_charset_thai); |
13476 | Qw32_charset_thai = intern ("w32-charset-thai"); | |
13477 | staticpro (&Qw32_charset_mac); | |
13478 | Qw32_charset_mac = intern ("w32-charset-mac"); | |
13479 | } | |
13480 | #endif | |
13481 | ||
13482 | #ifdef UNICODE_CHARSET | |
13483 | { | |
13484 | static int w32_unicode_charset_defined = 1; | |
13485 | DEFVAR_BOOL ("w32-unicode-charset-defined", | |
767b1ff0 | 13486 | &w32_unicode_charset_defined, ""); |
dfff8a69 JR |
13487 | |
13488 | staticpro (&Qw32_charset_unicode); | |
13489 | Qw32_charset_unicode = intern ("w32-charset-unicode"); | |
13490 | #endif | |
13491 | ||
ee78dc32 | 13492 | defsubr (&Sx_get_resource); |
767b1ff0 | 13493 | #if 0 /* TODO: Port to W32 */ |
6fc2811b JR |
13494 | defsubr (&Sx_change_window_property); |
13495 | defsubr (&Sx_delete_window_property); | |
13496 | defsubr (&Sx_window_property); | |
13497 | #endif | |
2d764c78 | 13498 | defsubr (&Sxw_display_color_p); |
ee78dc32 | 13499 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
13500 | defsubr (&Sxw_color_defined_p); |
13501 | defsubr (&Sxw_color_values); | |
ee78dc32 GV |
13502 | defsubr (&Sx_server_max_request_size); |
13503 | defsubr (&Sx_server_vendor); | |
13504 | defsubr (&Sx_server_version); | |
13505 | defsubr (&Sx_display_pixel_width); | |
13506 | defsubr (&Sx_display_pixel_height); | |
13507 | defsubr (&Sx_display_mm_width); | |
13508 | defsubr (&Sx_display_mm_height); | |
13509 | defsubr (&Sx_display_screens); | |
13510 | defsubr (&Sx_display_planes); | |
13511 | defsubr (&Sx_display_color_cells); | |
13512 | defsubr (&Sx_display_visual_class); | |
13513 | defsubr (&Sx_display_backing_store); | |
13514 | defsubr (&Sx_display_save_under); | |
13515 | defsubr (&Sx_parse_geometry); | |
13516 | defsubr (&Sx_create_frame); | |
ee78dc32 GV |
13517 | defsubr (&Sx_open_connection); |
13518 | defsubr (&Sx_close_connection); | |
13519 | defsubr (&Sx_display_list); | |
13520 | defsubr (&Sx_synchronize); | |
13521 | ||
fbd6baed | 13522 | /* W32 specific functions */ |
ee78dc32 | 13523 | |
1edf84e7 | 13524 | defsubr (&Sw32_focus_frame); |
fbd6baed GV |
13525 | defsubr (&Sw32_select_font); |
13526 | defsubr (&Sw32_define_rgb_color); | |
13527 | defsubr (&Sw32_default_color_map); | |
13528 | defsubr (&Sw32_load_color_file); | |
1edf84e7 | 13529 | defsubr (&Sw32_send_sys_command); |
55dcfc15 | 13530 | defsubr (&Sw32_shell_execute); |
ccc2d29c GV |
13531 | defsubr (&Sw32_register_hot_key); |
13532 | defsubr (&Sw32_unregister_hot_key); | |
13533 | defsubr (&Sw32_registered_hot_keys); | |
13534 | defsubr (&Sw32_reconstruct_hot_key); | |
adcc3809 | 13535 | defsubr (&Sw32_toggle_lock_key); |
33d52f9c | 13536 | defsubr (&Sw32_find_bdf_fonts); |
4587b026 GV |
13537 | |
13538 | /* Setting callback functions for fontset handler. */ | |
13539 | get_font_info_func = w32_get_font_info; | |
6fc2811b JR |
13540 | |
13541 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
13542 | And the pointer assigned has the wrong type, anyway. */ | |
4587b026 | 13543 | list_fonts_func = w32_list_fonts; |
6fc2811b JR |
13544 | #endif |
13545 | ||
4587b026 GV |
13546 | load_font_func = w32_load_font; |
13547 | find_ccl_program_func = w32_find_ccl_program; | |
13548 | query_font_func = w32_query_font; | |
13549 | set_frame_fontset_func = x_set_font; | |
13550 | check_window_system_func = check_w32; | |
6fc2811b | 13551 | |
767b1ff0 | 13552 | #if 0 /* TODO Image support for W32 */ |
6fc2811b JR |
13553 | /* Images. */ |
13554 | Qxbm = intern ("xbm"); | |
13555 | staticpro (&Qxbm); | |
13556 | QCtype = intern (":type"); | |
13557 | staticpro (&QCtype); | |
13558 | QCalgorithm = intern (":algorithm"); | |
13559 | staticpro (&QCalgorithm); | |
13560 | QCheuristic_mask = intern (":heuristic-mask"); | |
13561 | staticpro (&QCheuristic_mask); | |
13562 | QCcolor_symbols = intern (":color-symbols"); | |
13563 | staticpro (&QCcolor_symbols); | |
6fc2811b JR |
13564 | QCascent = intern (":ascent"); |
13565 | staticpro (&QCascent); | |
13566 | QCmargin = intern (":margin"); | |
13567 | staticpro (&QCmargin); | |
13568 | QCrelief = intern (":relief"); | |
13569 | staticpro (&QCrelief); | |
13570 | Qpostscript = intern ("postscript"); | |
13571 | staticpro (&Qpostscript); | |
13572 | QCloader = intern (":loader"); | |
13573 | staticpro (&QCloader); | |
13574 | QCbounding_box = intern (":bounding-box"); | |
13575 | staticpro (&QCbounding_box); | |
13576 | QCpt_width = intern (":pt-width"); | |
13577 | staticpro (&QCpt_width); | |
13578 | QCpt_height = intern (":pt-height"); | |
13579 | staticpro (&QCpt_height); | |
13580 | QCindex = intern (":index"); | |
13581 | staticpro (&QCindex); | |
13582 | Qpbm = intern ("pbm"); | |
13583 | staticpro (&Qpbm); | |
13584 | ||
13585 | #if HAVE_XPM | |
13586 | Qxpm = intern ("xpm"); | |
13587 | staticpro (&Qxpm); | |
13588 | #endif | |
13589 | ||
13590 | #if HAVE_JPEG | |
13591 | Qjpeg = intern ("jpeg"); | |
13592 | staticpro (&Qjpeg); | |
13593 | #endif | |
13594 | ||
13595 | #if HAVE_TIFF | |
13596 | Qtiff = intern ("tiff"); | |
13597 | staticpro (&Qtiff); | |
13598 | #endif | |
13599 | ||
13600 | #if HAVE_GIF | |
13601 | Qgif = intern ("gif"); | |
13602 | staticpro (&Qgif); | |
13603 | #endif | |
13604 | ||
13605 | #if HAVE_PNG | |
13606 | Qpng = intern ("png"); | |
13607 | staticpro (&Qpng); | |
13608 | #endif | |
13609 | ||
13610 | defsubr (&Sclear_image_cache); | |
13611 | ||
13612 | #if GLYPH_DEBUG | |
13613 | defsubr (&Simagep); | |
13614 | defsubr (&Slookup_image); | |
13615 | #endif | |
767b1ff0 | 13616 | #endif /* TODO */ |
6fc2811b | 13617 | |
dfff8a69 JR |
13618 | busy_cursor_atimer = NULL; |
13619 | busy_cursor_shown_p = 0; | |
767b1ff0 | 13620 | #ifdef TODO /* Tooltip support not complete. */ |
6fc2811b JR |
13621 | defsubr (&Sx_show_tip); |
13622 | defsubr (&Sx_hide_tip); | |
767b1ff0 | 13623 | #endif |
6fc2811b JR |
13624 | staticpro (&tip_timer); |
13625 | tip_timer = Qnil; | |
13626 | ||
13627 | defsubr (&Sx_file_dialog); | |
13628 | } | |
13629 | ||
13630 | ||
13631 | void | |
13632 | init_xfns () | |
13633 | { | |
13634 | image_types = NULL; | |
13635 | Vimage_types = Qnil; | |
13636 | ||
767b1ff0 | 13637 | #if 0 /* TODO : Image support for W32 */ |
6fc2811b JR |
13638 | define_image_type (&xbm_type); |
13639 | define_image_type (&gs_type); | |
13640 | define_image_type (&pbm_type); | |
13641 | ||
13642 | #if HAVE_XPM | |
13643 | define_image_type (&xpm_type); | |
13644 | #endif | |
13645 | ||
13646 | #if HAVE_JPEG | |
13647 | define_image_type (&jpeg_type); | |
13648 | #endif | |
13649 | ||
13650 | #if HAVE_TIFF | |
13651 | define_image_type (&tiff_type); | |
13652 | #endif | |
13653 | ||
13654 | #if HAVE_GIF | |
13655 | define_image_type (&gif_type); | |
13656 | #endif | |
13657 | ||
13658 | #if HAVE_PNG | |
13659 | define_image_type (&png_type); | |
13660 | #endif | |
767b1ff0 | 13661 | #endif /* TODO */ |
ee78dc32 GV |
13662 | } |
13663 | ||
13664 | #undef abort | |
13665 | ||
13666 | void | |
fbd6baed | 13667 | w32_abort() |
ee78dc32 | 13668 | { |
5ac45f98 GV |
13669 | int button; |
13670 | button = MessageBox (NULL, | |
13671 | "A fatal error has occurred!\n\n" | |
13672 | "Select Abort to exit, Retry to debug, Ignore to continue", | |
13673 | "Emacs Abort Dialog", | |
13674 | MB_ICONEXCLAMATION | MB_TASKMODAL | |
13675 | | MB_SETFOREGROUND | MB_ABORTRETRYIGNORE); | |
13676 | switch (button) | |
13677 | { | |
13678 | case IDRETRY: | |
13679 | DebugBreak (); | |
13680 | break; | |
13681 | case IDIGNORE: | |
13682 | break; | |
13683 | case IDABORT: | |
13684 | default: | |
13685 | abort (); | |
13686 | break; | |
13687 | } | |
ee78dc32 | 13688 | } |
d573caac | 13689 | |
83c75055 GV |
13690 | /* For convenience when debugging. */ |
13691 | int | |
13692 | w32_last_error() | |
13693 | { | |
13694 | return GetLastError (); | |
13695 | } |