Commit | Line | Data |
---|---|---|
e9e23e23 | 1 | /* Graphical user interface functions for the Microsoft W32 API. |
a93f4566 | 2 | Copyright (C) 1989, 92, 93, 94, 95, 1996, 1997, 1998, 1999, 2000, 2001 |
6fc2811b | 3 | Free Software Foundation, Inc. |
ee78dc32 GV |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
3b7ad313 EN |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
ee78dc32 GV |
21 | |
22 | /* Added by Kevin Gallo */ | |
23 | ||
ee78dc32 | 24 | #include <config.h> |
1edf84e7 GV |
25 | |
26 | #include <signal.h> | |
ee78dc32 | 27 | #include <stdio.h> |
1edf84e7 GV |
28 | #include <limits.h> |
29 | #include <errno.h> | |
ee78dc32 GV |
30 | |
31 | #include "lisp.h" | |
4587b026 | 32 | #include "charset.h" |
71eab8d1 | 33 | #include "dispextern.h" |
ee78dc32 | 34 | #include "w32term.h" |
c7501041 | 35 | #include "keyboard.h" |
ee78dc32 GV |
36 | #include "frame.h" |
37 | #include "window.h" | |
38 | #include "buffer.h" | |
126f2e35 | 39 | #include "fontset.h" |
6fc2811b | 40 | #include "intervals.h" |
ee78dc32 | 41 | #include "blockinput.h" |
57bda87a | 42 | #include "epaths.h" |
489f9371 | 43 | #include "w32heap.h" |
ee78dc32 | 44 | #include "termhooks.h" |
4587b026 | 45 | #include "coding.h" |
3545439c | 46 | #include "ccl.h" |
6fc2811b JR |
47 | #include "systime.h" |
48 | ||
49 | #include "bitmaps/gray.xbm" | |
ee78dc32 GV |
50 | |
51 | #include <commdlg.h> | |
cb9e33d4 | 52 | #include <shellapi.h> |
6fc2811b | 53 | #include <ctype.h> |
ee78dc32 | 54 | |
ee78dc32 | 55 | extern void free_frame_menubar (); |
9eb16b62 | 56 | extern void x_compute_fringe_widths P_ ((struct frame *, int)); |
6fc2811b | 57 | extern double atof (); |
9eb16b62 JR |
58 | extern int w32_console_toggle_lock_key P_ ((int, Lisp_Object)); |
59 | extern void w32_menu_display_help P_ ((HWND, HMENU, UINT, UINT)); | |
60 | extern void w32_free_menu_strings P_ ((HWND)); | |
61 | ||
5ac45f98 | 62 | extern int quit_char; |
ee78dc32 | 63 | |
6fc2811b JR |
64 | /* A definition of XColor for non-X frames. */ |
65 | #ifndef HAVE_X_WINDOWS | |
66 | typedef struct { | |
67 | unsigned long pixel; | |
68 | unsigned short red, green, blue; | |
69 | char flags; | |
70 | char pad; | |
71 | } XColor; | |
72 | #endif | |
73 | ||
ccc2d29c GV |
74 | extern char *lispy_function_keys[]; |
75 | ||
6fc2811b JR |
76 | /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses |
77 | it, and including `bitmaps/gray' more than once is a problem when | |
78 | config.h defines `static' as an empty replacement string. */ | |
79 | ||
80 | int gray_bitmap_width = gray_width; | |
81 | int gray_bitmap_height = gray_height; | |
82 | unsigned char *gray_bitmap_bits = gray_bits; | |
83 | ||
ee78dc32 | 84 | /* The colormap for converting color names to RGB values */ |
fbd6baed | 85 | Lisp_Object Vw32_color_map; |
ee78dc32 | 86 | |
da36a4d6 | 87 | /* Non nil if alt key presses are passed on to Windows. */ |
fbd6baed | 88 | Lisp_Object Vw32_pass_alt_to_system; |
da36a4d6 | 89 | |
8c205c63 RS |
90 | /* Non nil if alt key is translated to meta_modifier, nil if it is translated |
91 | to alt_modifier. */ | |
fbd6baed | 92 | Lisp_Object Vw32_alt_is_meta; |
8c205c63 | 93 | |
7d081355 AI |
94 | /* If non-zero, the windows virtual key code for an alternative quit key. */ |
95 | Lisp_Object Vw32_quit_key; | |
96 | ||
ccc2d29c GV |
97 | /* Non nil if left window key events are passed on to Windows (this only |
98 | affects whether "tapping" the key opens the Start menu). */ | |
99 | Lisp_Object Vw32_pass_lwindow_to_system; | |
100 | ||
101 | /* Non nil if right window key events are passed on to Windows (this | |
102 | only affects whether "tapping" the key opens the Start menu). */ | |
103 | Lisp_Object Vw32_pass_rwindow_to_system; | |
104 | ||
adcc3809 GV |
105 | /* Virtual key code used to generate "phantom" key presses in order |
106 | to stop system from acting on Windows key events. */ | |
107 | Lisp_Object Vw32_phantom_key_code; | |
108 | ||
ccc2d29c GV |
109 | /* Modifier associated with the left "Windows" key, or nil to act as a |
110 | normal key. */ | |
111 | Lisp_Object Vw32_lwindow_modifier; | |
112 | ||
113 | /* Modifier associated with the right "Windows" key, or nil to act as a | |
114 | normal key. */ | |
115 | Lisp_Object Vw32_rwindow_modifier; | |
116 | ||
117 | /* Modifier associated with the "Apps" key, or nil to act as a normal | |
118 | key. */ | |
119 | Lisp_Object Vw32_apps_modifier; | |
120 | ||
121 | /* Value is nil if Num Lock acts as a function key. */ | |
122 | Lisp_Object Vw32_enable_num_lock; | |
123 | ||
124 | /* Value is nil if Caps Lock acts as a function key. */ | |
125 | Lisp_Object Vw32_enable_caps_lock; | |
126 | ||
127 | /* Modifier associated with Scroll Lock, or nil to act as a normal key. */ | |
128 | Lisp_Object Vw32_scroll_lock_modifier; | |
da36a4d6 | 129 | |
7ce9aaca | 130 | /* Switch to control whether we inhibit requests for synthesized bold |
6fc2811b JR |
131 | and italic versions of fonts. */ |
132 | Lisp_Object Vw32_enable_synthesized_fonts; | |
5ac45f98 GV |
133 | |
134 | /* Enable palette management. */ | |
fbd6baed | 135 | Lisp_Object Vw32_enable_palette; |
5ac45f98 GV |
136 | |
137 | /* Control how close left/right button down events must be to | |
138 | be converted to a middle button down event. */ | |
fbd6baed | 139 | Lisp_Object Vw32_mouse_button_tolerance; |
5ac45f98 | 140 | |
84fb1139 KH |
141 | /* Minimum interval between mouse movement (and scroll bar drag) |
142 | events that are passed on to the event loop. */ | |
fbd6baed | 143 | Lisp_Object Vw32_mouse_move_interval; |
84fb1139 | 144 | |
74214547 JR |
145 | /* Flag to indicate if XBUTTON events should be passed on to Windows. */ |
146 | int w32_pass_extra_mouse_buttons_to_system; | |
147 | ||
ee78dc32 GV |
148 | /* The name we're using in resource queries. */ |
149 | Lisp_Object Vx_resource_name; | |
150 | ||
151 | /* Non nil if no window manager is in use. */ | |
152 | Lisp_Object Vx_no_window_manager; | |
153 | ||
0af913d7 | 154 | /* Non-zero means we're allowed to display a hourglass pointer. */ |
dfff8a69 | 155 | |
0af913d7 | 156 | int display_hourglass_p; |
6fc2811b | 157 | |
ee78dc32 GV |
158 | /* The background and shape of the mouse pointer, and shape when not |
159 | over text or in the modeline. */ | |
dfff8a69 | 160 | |
ee78dc32 | 161 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 162 | Lisp_Object Vx_hourglass_pointer_shape, Vx_window_horizontal_drag_shape; |
6fc2811b | 163 | |
ee78dc32 | 164 | /* The shape when over mouse-sensitive text. */ |
dfff8a69 | 165 | |
ee78dc32 GV |
166 | Lisp_Object Vx_sensitive_text_pointer_shape; |
167 | ||
168 | /* Color of chars displayed in cursor box. */ | |
dfff8a69 | 169 | |
ee78dc32 GV |
170 | Lisp_Object Vx_cursor_fore_pixel; |
171 | ||
1edf84e7 | 172 | /* Nonzero if using Windows. */ |
dfff8a69 | 173 | |
1edf84e7 GV |
174 | static int w32_in_use; |
175 | ||
ee78dc32 | 176 | /* Search path for bitmap files. */ |
dfff8a69 | 177 | |
ee78dc32 GV |
178 | Lisp_Object Vx_bitmap_file_path; |
179 | ||
4587b026 | 180 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
dfff8a69 | 181 | |
4587b026 GV |
182 | Lisp_Object Vx_pixel_size_width_font_regexp; |
183 | ||
33d52f9c GV |
184 | /* Alist of bdf fonts and the files that define them. */ |
185 | Lisp_Object Vw32_bdf_filename_alist; | |
186 | ||
f46e6225 | 187 | /* A flag to control whether fonts are matched strictly or not. */ |
1075afa9 GV |
188 | int w32_strict_fontnames; |
189 | ||
c0611964 AI |
190 | /* A flag to control whether we should only repaint if GetUpdateRect |
191 | indicates there is an update region. */ | |
192 | int w32_strict_painting; | |
193 | ||
dfff8a69 JR |
194 | /* Associative list linking character set strings to Windows codepages. */ |
195 | Lisp_Object Vw32_charset_info_alist; | |
196 | ||
197 | /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */ | |
198 | #ifndef VIETNAMESE_CHARSET | |
199 | #define VIETNAMESE_CHARSET 163 | |
200 | #endif | |
201 | ||
ee78dc32 GV |
202 | Lisp_Object Qauto_raise; |
203 | Lisp_Object Qauto_lower; | |
ee78dc32 GV |
204 | Lisp_Object Qbar; |
205 | Lisp_Object Qborder_color; | |
206 | Lisp_Object Qborder_width; | |
207 | Lisp_Object Qbox; | |
208 | Lisp_Object Qcursor_color; | |
209 | Lisp_Object Qcursor_type; | |
ee78dc32 GV |
210 | Lisp_Object Qgeometry; |
211 | Lisp_Object Qicon_left; | |
212 | Lisp_Object Qicon_top; | |
213 | Lisp_Object Qicon_type; | |
214 | Lisp_Object Qicon_name; | |
215 | Lisp_Object Qinternal_border_width; | |
216 | Lisp_Object Qleft; | |
1026b400 | 217 | Lisp_Object Qright; |
ee78dc32 GV |
218 | Lisp_Object Qmouse_color; |
219 | Lisp_Object Qnone; | |
220 | Lisp_Object Qparent_id; | |
221 | Lisp_Object Qscroll_bar_width; | |
222 | Lisp_Object Qsuppress_icon; | |
ee78dc32 GV |
223 | Lisp_Object Qundefined_color; |
224 | Lisp_Object Qvertical_scroll_bars; | |
225 | Lisp_Object Qvisibility; | |
226 | Lisp_Object Qwindow_id; | |
227 | Lisp_Object Qx_frame_parameter; | |
228 | Lisp_Object Qx_resource_name; | |
229 | Lisp_Object Quser_position; | |
230 | Lisp_Object Quser_size; | |
6fc2811b | 231 | Lisp_Object Qscreen_gamma; |
dfff8a69 JR |
232 | Lisp_Object Qline_spacing; |
233 | Lisp_Object Qcenter; | |
dc220243 | 234 | Lisp_Object Qcancel_timer; |
adcc3809 GV |
235 | Lisp_Object Qhyper; |
236 | Lisp_Object Qsuper; | |
237 | Lisp_Object Qmeta; | |
238 | Lisp_Object Qalt; | |
239 | Lisp_Object Qctrl; | |
240 | Lisp_Object Qcontrol; | |
241 | Lisp_Object Qshift; | |
242 | ||
dfff8a69 JR |
243 | Lisp_Object Qw32_charset_ansi; |
244 | Lisp_Object Qw32_charset_default; | |
245 | Lisp_Object Qw32_charset_symbol; | |
246 | Lisp_Object Qw32_charset_shiftjis; | |
767b1ff0 | 247 | Lisp_Object Qw32_charset_hangeul; |
dfff8a69 JR |
248 | Lisp_Object Qw32_charset_gb2312; |
249 | Lisp_Object Qw32_charset_chinesebig5; | |
250 | Lisp_Object Qw32_charset_oem; | |
251 | ||
71eab8d1 AI |
252 | #ifndef JOHAB_CHARSET |
253 | #define JOHAB_CHARSET 130 | |
254 | #endif | |
dfff8a69 JR |
255 | #ifdef JOHAB_CHARSET |
256 | Lisp_Object Qw32_charset_easteurope; | |
257 | Lisp_Object Qw32_charset_turkish; | |
258 | Lisp_Object Qw32_charset_baltic; | |
259 | Lisp_Object Qw32_charset_russian; | |
260 | Lisp_Object Qw32_charset_arabic; | |
261 | Lisp_Object Qw32_charset_greek; | |
262 | Lisp_Object Qw32_charset_hebrew; | |
767b1ff0 | 263 | Lisp_Object Qw32_charset_vietnamese; |
dfff8a69 JR |
264 | Lisp_Object Qw32_charset_thai; |
265 | Lisp_Object Qw32_charset_johab; | |
266 | Lisp_Object Qw32_charset_mac; | |
267 | #endif | |
268 | ||
269 | #ifdef UNICODE_CHARSET | |
270 | Lisp_Object Qw32_charset_unicode; | |
271 | #endif | |
272 | ||
6fc2811b JR |
273 | extern Lisp_Object Qtop; |
274 | extern Lisp_Object Qdisplay; | |
275 | extern Lisp_Object Qtool_bar_lines; | |
276 | ||
5ac45f98 GV |
277 | /* State variables for emulating a three button mouse. */ |
278 | #define LMOUSE 1 | |
279 | #define MMOUSE 2 | |
280 | #define RMOUSE 4 | |
281 | ||
282 | static int button_state = 0; | |
fbd6baed | 283 | static W32Msg saved_mouse_button_msg; |
84fb1139 | 284 | static unsigned mouse_button_timer; /* non-zero when timer is active */ |
fbd6baed | 285 | static W32Msg saved_mouse_move_msg; |
84fb1139 KH |
286 | static unsigned mouse_move_timer; |
287 | ||
9eb16b62 JR |
288 | /* Window that is tracking the mouse. */ |
289 | static HWND track_mouse_window; | |
290 | FARPROC track_mouse_event_fn; | |
291 | ||
93fbe8b7 GV |
292 | /* W95 mousewheel handler */ |
293 | unsigned int msh_mousewheel = 0; | |
294 | ||
84fb1139 KH |
295 | #define MOUSE_BUTTON_ID 1 |
296 | #define MOUSE_MOVE_ID 2 | |
5ac45f98 | 297 | |
ee78dc32 | 298 | /* The below are defined in frame.c. */ |
dfff8a69 | 299 | |
ee78dc32 | 300 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
1edf84e7 | 301 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
6fc2811b | 302 | extern Lisp_Object Qtool_bar_lines; |
ee78dc32 GV |
303 | |
304 | extern Lisp_Object Vwindow_system_version; | |
305 | ||
4b817373 RS |
306 | Lisp_Object Qface_set_after_frame_default; |
307 | ||
937e601e AI |
308 | #ifdef GLYPH_DEBUG |
309 | int image_cache_refcount, dpyinfo_refcount; | |
310 | #endif | |
311 | ||
312 | ||
fbd6baed GV |
313 | /* From w32term.c. */ |
314 | extern Lisp_Object Vw32_num_mouse_buttons; | |
ccc2d29c | 315 | extern Lisp_Object Vw32_recognize_altgr; |
5ac45f98 | 316 | |
65906840 JR |
317 | extern HWND w32_system_caret_hwnd; |
318 | extern int w32_system_caret_width; | |
319 | extern int w32_system_caret_height; | |
320 | extern int w32_system_caret_x; | |
321 | extern int w32_system_caret_y; | |
322 | ||
ee78dc32 | 323 | \f |
1edf84e7 GV |
324 | /* Error if we are not connected to MS-Windows. */ |
325 | void | |
326 | check_w32 () | |
327 | { | |
328 | if (! w32_in_use) | |
329 | error ("MS-Windows not in use or not initialized"); | |
330 | } | |
331 | ||
332 | /* Nonzero if we can use mouse menus. | |
333 | You should not call this unless HAVE_MENUS is defined. */ | |
334 | ||
335 | int | |
336 | have_menus_p () | |
337 | { | |
338 | return w32_in_use; | |
339 | } | |
340 | ||
ee78dc32 | 341 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame |
fbd6baed | 342 | and checking validity for W32. */ |
ee78dc32 GV |
343 | |
344 | FRAME_PTR | |
345 | check_x_frame (frame) | |
346 | Lisp_Object frame; | |
347 | { | |
348 | FRAME_PTR f; | |
349 | ||
350 | if (NILP (frame)) | |
6fc2811b | 351 | frame = selected_frame; |
b7826503 | 352 | CHECK_LIVE_FRAME (frame); |
6fc2811b | 353 | f = XFRAME (frame); |
fbd6baed GV |
354 | if (! FRAME_W32_P (f)) |
355 | error ("non-w32 frame used"); | |
ee78dc32 GV |
356 | return f; |
357 | } | |
358 | ||
359 | /* Let the user specify an display with a frame. | |
fbd6baed | 360 | nil stands for the selected frame--or, if that is not a w32 frame, |
ee78dc32 GV |
361 | the first display on the list. */ |
362 | ||
fbd6baed | 363 | static struct w32_display_info * |
ee78dc32 GV |
364 | check_x_display_info (frame) |
365 | Lisp_Object frame; | |
366 | { | |
367 | if (NILP (frame)) | |
368 | { | |
6fc2811b JR |
369 | struct frame *sf = XFRAME (selected_frame); |
370 | ||
371 | if (FRAME_W32_P (sf) && FRAME_LIVE_P (sf)) | |
372 | return FRAME_W32_DISPLAY_INFO (sf); | |
ee78dc32 | 373 | else |
fbd6baed | 374 | return &one_w32_display_info; |
ee78dc32 GV |
375 | } |
376 | else if (STRINGP (frame)) | |
377 | return x_display_info_for_name (frame); | |
378 | else | |
379 | { | |
380 | FRAME_PTR f; | |
381 | ||
b7826503 | 382 | CHECK_LIVE_FRAME (frame); |
ee78dc32 | 383 | f = XFRAME (frame); |
fbd6baed GV |
384 | if (! FRAME_W32_P (f)) |
385 | error ("non-w32 frame used"); | |
386 | return FRAME_W32_DISPLAY_INFO (f); | |
ee78dc32 GV |
387 | } |
388 | } | |
389 | \f | |
fbd6baed | 390 | /* Return the Emacs frame-object corresponding to an w32 window. |
ee78dc32 GV |
391 | It could be the frame's main window or an icon window. */ |
392 | ||
393 | /* This function can be called during GC, so use GC_xxx type test macros. */ | |
394 | ||
395 | struct frame * | |
396 | x_window_to_frame (dpyinfo, wdesc) | |
fbd6baed | 397 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
398 | HWND wdesc; |
399 | { | |
400 | Lisp_Object tail, frame; | |
401 | struct frame *f; | |
402 | ||
8e713be6 | 403 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
ee78dc32 | 404 | { |
8e713be6 | 405 | frame = XCAR (tail); |
ee78dc32 GV |
406 | if (!GC_FRAMEP (frame)) |
407 | continue; | |
408 | f = XFRAME (frame); | |
2d764c78 | 409 | if (!FRAME_W32_P (f) || FRAME_W32_DISPLAY_INFO (f) != dpyinfo) |
ee78dc32 | 410 | continue; |
0af913d7 | 411 | if (f->output_data.w32->hourglass_window == wdesc) |
f79e6790 JR |
412 | return f; |
413 | ||
fbd6baed | 414 | if (FRAME_W32_WINDOW (f) == wdesc) |
ee78dc32 GV |
415 | return f; |
416 | } | |
417 | return 0; | |
418 | } | |
419 | ||
420 | \f | |
421 | ||
422 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
423 | id, which is just an int that this section returns. Bitmaps are | |
424 | reference counted so they can be shared among frames. | |
425 | ||
426 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
427 | be used to indicate no bitmap. | |
428 | ||
429 | If you use x_create_bitmap_from_data, then you must keep track of | |
430 | the bitmaps yourself. That is, creating a bitmap from the same | |
431 | data more than once will not be caught. */ | |
432 | ||
433 | ||
434 | /* Functions to access the contents of a bitmap, given an id. */ | |
435 | ||
436 | int | |
437 | x_bitmap_height (f, id) | |
438 | FRAME_PTR f; | |
439 | int id; | |
440 | { | |
fbd6baed | 441 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
ee78dc32 GV |
442 | } |
443 | ||
444 | int | |
445 | x_bitmap_width (f, id) | |
446 | FRAME_PTR f; | |
447 | int id; | |
448 | { | |
fbd6baed | 449 | return FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
ee78dc32 GV |
450 | } |
451 | ||
452 | int | |
453 | x_bitmap_pixmap (f, id) | |
454 | FRAME_PTR f; | |
455 | int id; | |
456 | { | |
fbd6baed | 457 | return (int) FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
ee78dc32 GV |
458 | } |
459 | ||
460 | ||
461 | /* Allocate a new bitmap record. Returns index of new record. */ | |
462 | ||
463 | static int | |
464 | x_allocate_bitmap_record (f) | |
465 | FRAME_PTR f; | |
466 | { | |
fbd6baed | 467 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
468 | int i; |
469 | ||
470 | if (dpyinfo->bitmaps == NULL) | |
471 | { | |
472 | dpyinfo->bitmaps_size = 10; | |
473 | dpyinfo->bitmaps | |
fbd6baed | 474 | = (struct w32_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); |
ee78dc32 GV |
475 | dpyinfo->bitmaps_last = 1; |
476 | return 1; | |
477 | } | |
478 | ||
479 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) | |
480 | return ++dpyinfo->bitmaps_last; | |
481 | ||
482 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) | |
483 | if (dpyinfo->bitmaps[i].refcount == 0) | |
484 | return i + 1; | |
485 | ||
486 | dpyinfo->bitmaps_size *= 2; | |
487 | dpyinfo->bitmaps | |
fbd6baed GV |
488 | = (struct w32_bitmap_record *) xrealloc (dpyinfo->bitmaps, |
489 | dpyinfo->bitmaps_size * sizeof (struct w32_bitmap_record)); | |
ee78dc32 GV |
490 | return ++dpyinfo->bitmaps_last; |
491 | } | |
492 | ||
493 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
494 | ||
495 | void | |
496 | x_reference_bitmap (f, id) | |
497 | FRAME_PTR f; | |
498 | int id; | |
499 | { | |
fbd6baed | 500 | ++FRAME_W32_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
ee78dc32 GV |
501 | } |
502 | ||
503 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
504 | ||
505 | int | |
506 | x_create_bitmap_from_data (f, bits, width, height) | |
507 | struct frame *f; | |
508 | char *bits; | |
509 | unsigned int width, height; | |
510 | { | |
fbd6baed | 511 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
512 | Pixmap bitmap; |
513 | int id; | |
514 | ||
515 | bitmap = CreateBitmap (width, height, | |
fbd6baed GV |
516 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_planes, |
517 | FRAME_W32_DISPLAY_INFO (XFRAME (frame))->n_cbits, | |
ee78dc32 GV |
518 | bits); |
519 | ||
520 | if (! bitmap) | |
521 | return -1; | |
522 | ||
523 | id = x_allocate_bitmap_record (f); | |
524 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
525 | dpyinfo->bitmaps[id - 1].file = NULL; | |
526 | dpyinfo->bitmaps[id - 1].hinst = NULL; | |
527 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
528 | dpyinfo->bitmaps[id - 1].depth = 1; | |
529 | dpyinfo->bitmaps[id - 1].height = height; | |
530 | dpyinfo->bitmaps[id - 1].width = width; | |
531 | ||
532 | return id; | |
533 | } | |
534 | ||
535 | /* Create bitmap from file FILE for frame F. */ | |
536 | ||
537 | int | |
538 | x_create_bitmap_from_file (f, file) | |
539 | struct frame *f; | |
540 | Lisp_Object file; | |
541 | { | |
542 | return -1; | |
767b1ff0 | 543 | #if 0 /* TODO : bitmap support */ |
fbd6baed | 544 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 | 545 | unsigned int width, height; |
6fc2811b | 546 | HBITMAP bitmap; |
ee78dc32 GV |
547 | int xhot, yhot, result, id; |
548 | Lisp_Object found; | |
549 | int fd; | |
550 | char *filename; | |
551 | HINSTANCE hinst; | |
552 | ||
553 | /* Look for an existing bitmap with the same name. */ | |
554 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) | |
555 | { | |
556 | if (dpyinfo->bitmaps[id].refcount | |
557 | && dpyinfo->bitmaps[id].file | |
558 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
559 | { | |
560 | ++dpyinfo->bitmaps[id].refcount; | |
561 | return id + 1; | |
562 | } | |
563 | } | |
564 | ||
565 | /* Search bitmap-file-path for the file, if appropriate. */ | |
c0ec53ad | 566 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, 0); |
ee78dc32 GV |
567 | if (fd < 0) |
568 | return -1; | |
6fc2811b | 569 | emacs_close (fd); |
ee78dc32 GV |
570 | |
571 | filename = (char *) XSTRING (found)->data; | |
572 | ||
573 | hinst = LoadLibraryEx (filename, NULL, LOAD_LIBRARY_AS_DATAFILE); | |
574 | ||
575 | if (hinst == NULL) | |
576 | return -1; | |
577 | ||
578 | ||
fbd6baed | 579 | result = XReadBitmapFile (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), |
ee78dc32 GV |
580 | filename, &width, &height, &bitmap, &xhot, &yhot); |
581 | if (result != BitmapSuccess) | |
582 | return -1; | |
583 | ||
584 | id = x_allocate_bitmap_record (f); | |
585 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
586 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
587 | dpyinfo->bitmaps[id - 1].file = (char *) xmalloc (XSTRING (file)->size + 1); | |
588 | dpyinfo->bitmaps[id - 1].depth = 1; | |
589 | dpyinfo->bitmaps[id - 1].height = height; | |
590 | dpyinfo->bitmaps[id - 1].width = width; | |
591 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
592 | ||
593 | return id; | |
767b1ff0 | 594 | #endif /* TODO */ |
ee78dc32 GV |
595 | } |
596 | ||
597 | /* Remove reference to bitmap with id number ID. */ | |
598 | ||
33d52f9c | 599 | void |
ee78dc32 GV |
600 | x_destroy_bitmap (f, id) |
601 | FRAME_PTR f; | |
602 | int id; | |
603 | { | |
fbd6baed | 604 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
605 | |
606 | if (id > 0) | |
607 | { | |
608 | --dpyinfo->bitmaps[id - 1].refcount; | |
609 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
610 | { | |
611 | BLOCK_INPUT; | |
612 | DeleteObject (dpyinfo->bitmaps[id - 1].pixmap); | |
613 | if (dpyinfo->bitmaps[id - 1].file) | |
614 | { | |
6fc2811b | 615 | xfree (dpyinfo->bitmaps[id - 1].file); |
ee78dc32 GV |
616 | dpyinfo->bitmaps[id - 1].file = NULL; |
617 | } | |
618 | UNBLOCK_INPUT; | |
619 | } | |
620 | } | |
621 | } | |
622 | ||
623 | /* Free all the bitmaps for the display specified by DPYINFO. */ | |
624 | ||
625 | static void | |
626 | x_destroy_all_bitmaps (dpyinfo) | |
fbd6baed | 627 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
628 | { |
629 | int i; | |
630 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
631 | if (dpyinfo->bitmaps[i].refcount > 0) | |
632 | { | |
633 | DeleteObject (dpyinfo->bitmaps[i].pixmap); | |
634 | if (dpyinfo->bitmaps[i].file) | |
6fc2811b | 635 | xfree (dpyinfo->bitmaps[i].file); |
ee78dc32 GV |
636 | } |
637 | dpyinfo->bitmaps_last = 0; | |
638 | } | |
639 | \f | |
fbd6baed | 640 | /* Connect the frame-parameter names for W32 frames |
ee78dc32 GV |
641 | to the ways of passing the parameter values to the window system. |
642 | ||
643 | The name of a parameter, as a Lisp symbol, | |
644 | has an `x-frame-parameter' property which is an integer in Lisp | |
645 | but can be interpreted as an `enum x_frame_parm' in C. */ | |
646 | ||
647 | enum x_frame_parm | |
648 | { | |
649 | X_PARM_FOREGROUND_COLOR, | |
650 | X_PARM_BACKGROUND_COLOR, | |
651 | X_PARM_MOUSE_COLOR, | |
652 | X_PARM_CURSOR_COLOR, | |
653 | X_PARM_BORDER_COLOR, | |
654 | X_PARM_ICON_TYPE, | |
655 | X_PARM_FONT, | |
656 | X_PARM_BORDER_WIDTH, | |
657 | X_PARM_INTERNAL_BORDER_WIDTH, | |
658 | X_PARM_NAME, | |
659 | X_PARM_AUTORAISE, | |
660 | X_PARM_AUTOLOWER, | |
661 | X_PARM_VERT_SCROLL_BAR, | |
662 | X_PARM_VISIBILITY, | |
663 | X_PARM_MENU_BAR_LINES | |
664 | }; | |
665 | ||
666 | ||
667 | struct x_frame_parm_table | |
668 | { | |
669 | char *name; | |
6fc2811b | 670 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ee78dc32 GV |
671 | }; |
672 | ||
ca56d953 JR |
673 | BOOL my_show_window P_ ((struct frame *, HWND, int)); |
674 | void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT)); | |
937e601e AI |
675 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
676 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
677 | static void x_change_window_heights P_ ((Lisp_Object, int)); | |
767b1ff0 | 678 | /* TODO: Native Input Method support; see x_create_im. */ |
6fc2811b | 679 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
dfff8a69 | 680 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
681 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
682 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
683 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
684 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
685 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
686 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
687 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
688 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
41c1bdd9 | 689 | static void x_set_fringe_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
6fc2811b JR |
690 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
691 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
692 | Lisp_Object)); | |
693 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
694 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
695 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
696 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
697 | Lisp_Object)); | |
698 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
699 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
700 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
701 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
702 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
703 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
704 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
3cf3436e JR |
705 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
706 | Lisp_Object)); | |
ee78dc32 GV |
707 | |
708 | static struct x_frame_parm_table x_frame_parms[] = | |
709 | { | |
72e4adef JR |
710 | {"auto-raise", x_set_autoraise}, |
711 | {"auto-lower", x_set_autolower}, | |
712 | {"background-color", x_set_background_color}, | |
713 | {"border-color", x_set_border_color}, | |
714 | {"border-width", x_set_border_width}, | |
715 | {"cursor-color", x_set_cursor_color}, | |
716 | {"cursor-type", x_set_cursor_type}, | |
717 | {"font", x_set_font}, | |
718 | {"foreground-color", x_set_foreground_color}, | |
719 | {"icon-name", x_set_icon_name}, | |
720 | {"icon-type", x_set_icon_type}, | |
721 | {"internal-border-width", x_set_internal_border_width}, | |
722 | {"menu-bar-lines", x_set_menu_bar_lines}, | |
723 | {"mouse-color", x_set_mouse_color}, | |
724 | {"name", x_explicitly_set_name}, | |
725 | {"scroll-bar-width", x_set_scroll_bar_width}, | |
726 | {"title", x_set_title}, | |
727 | {"unsplittable", x_set_unsplittable}, | |
728 | {"vertical-scroll-bars", x_set_vertical_scroll_bars}, | |
729 | {"visibility", x_set_visibility}, | |
730 | {"tool-bar-lines", x_set_tool_bar_lines}, | |
731 | {"screen-gamma", x_set_screen_gamma}, | |
732 | {"line-spacing", x_set_line_spacing}, | |
733 | {"left-fringe", x_set_fringe_width}, | |
734 | {"right-fringe", x_set_fringe_width} | |
ee78dc32 GV |
735 | }; |
736 | ||
737 | /* Attach the `x-frame-parameter' properties to | |
fbd6baed | 738 | the Lisp symbol names of parameters relevant to W32. */ |
ee78dc32 | 739 | |
dfff8a69 | 740 | void |
ee78dc32 GV |
741 | init_x_parm_symbols () |
742 | { | |
743 | int i; | |
744 | ||
745 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) | |
746 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, | |
747 | make_number (i)); | |
748 | } | |
749 | \f | |
dfff8a69 | 750 | /* Change the parameters of frame F as specified by ALIST. |
ee78dc32 GV |
751 | If a parameter is not specially recognized, do nothing; |
752 | otherwise call the `x_set_...' function for that parameter. */ | |
753 | ||
754 | void | |
755 | x_set_frame_parameters (f, alist) | |
756 | FRAME_PTR f; | |
757 | Lisp_Object alist; | |
758 | { | |
759 | Lisp_Object tail; | |
760 | ||
761 | /* If both of these parameters are present, it's more efficient to | |
762 | set them both at once. So we wait until we've looked at the | |
763 | entire list before we set them. */ | |
b839712d | 764 | int width, height; |
ee78dc32 GV |
765 | |
766 | /* Same here. */ | |
767 | Lisp_Object left, top; | |
768 | ||
769 | /* Same with these. */ | |
770 | Lisp_Object icon_left, icon_top; | |
771 | ||
772 | /* Record in these vectors all the parms specified. */ | |
773 | Lisp_Object *parms; | |
774 | Lisp_Object *values; | |
a797a73d | 775 | int i, p; |
ee78dc32 GV |
776 | int left_no_change = 0, top_no_change = 0; |
777 | int icon_left_no_change = 0, icon_top_no_change = 0; | |
778 | ||
5878523b RS |
779 | struct gcpro gcpro1, gcpro2; |
780 | ||
ee78dc32 GV |
781 | i = 0; |
782 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
783 | i++; | |
784 | ||
785 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
786 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
787 | ||
788 | /* Extract parm names and values into those vectors. */ | |
789 | ||
790 | i = 0; | |
791 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
792 | { | |
6fc2811b | 793 | Lisp_Object elt; |
ee78dc32 GV |
794 | |
795 | elt = Fcar (tail); | |
796 | parms[i] = Fcar (elt); | |
797 | values[i] = Fcdr (elt); | |
798 | i++; | |
799 | } | |
5878523b RS |
800 | /* TAIL and ALIST are not used again below here. */ |
801 | alist = tail = Qnil; | |
802 | ||
803 | GCPRO2 (*parms, *values); | |
804 | gcpro1.nvars = i; | |
805 | gcpro2.nvars = i; | |
806 | ||
807 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, | |
808 | because their values appear in VALUES and strings are not valid. */ | |
b839712d | 809 | top = left = Qunbound; |
ee78dc32 GV |
810 | icon_left = icon_top = Qunbound; |
811 | ||
b839712d | 812 | /* Provide default values for HEIGHT and WIDTH. */ |
dfff8a69 JR |
813 | if (FRAME_NEW_WIDTH (f)) |
814 | width = FRAME_NEW_WIDTH (f); | |
815 | else | |
816 | width = FRAME_WIDTH (f); | |
817 | ||
818 | if (FRAME_NEW_HEIGHT (f)) | |
819 | height = FRAME_NEW_HEIGHT (f); | |
820 | else | |
821 | height = FRAME_HEIGHT (f); | |
b839712d | 822 | |
a797a73d GV |
823 | /* Process foreground_color and background_color before anything else. |
824 | They are independent of other properties, but other properties (e.g., | |
825 | cursor_color) are dependent upon them. */ | |
41c1bdd9 | 826 | /* Process default font as well, since fringe widths depends on it. */ |
a797a73d GV |
827 | for (p = 0; p < i; p++) |
828 | { | |
829 | Lisp_Object prop, val; | |
830 | ||
831 | prop = parms[p]; | |
832 | val = values[p]; | |
41c1bdd9 KS |
833 | if (EQ (prop, Qforeground_color) |
834 | || EQ (prop, Qbackground_color) | |
835 | || EQ (prop, Qfont)) | |
a797a73d GV |
836 | { |
837 | register Lisp_Object param_index, old_value; | |
838 | ||
a797a73d | 839 | old_value = get_frame_param (f, prop); |
a05e2bae JR |
840 | |
841 | if (NILP (Fequal (val, old_value))) | |
842 | { | |
843 | store_frame_param (f, prop, val); | |
844 | ||
845 | param_index = Fget (prop, Qx_frame_parameter); | |
846 | if (NATNUMP (param_index) | |
847 | && (XFASTINT (param_index) | |
848 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
849 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
850 | } | |
a797a73d GV |
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; | |
41c1bdd9 KS |
874 | else if (EQ (prop, Qforeground_color) |
875 | || EQ (prop, Qbackground_color) | |
876 | || EQ (prop, Qfont)) | |
a797a73d GV |
877 | /* Processed above. */ |
878 | continue; | |
ee78dc32 GV |
879 | else |
880 | { | |
881 | register Lisp_Object param_index, old_value; | |
882 | ||
ee78dc32 | 883 | old_value = get_frame_param (f, prop); |
a05e2bae | 884 | |
ee78dc32 | 885 | store_frame_param (f, prop, val); |
a05e2bae JR |
886 | |
887 | param_index = Fget (prop, Qx_frame_parameter); | |
ee78dc32 GV |
888 | if (NATNUMP (param_index) |
889 | && (XFASTINT (param_index) | |
890 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
3c190163 | 891 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); |
ee78dc32 GV |
892 | } |
893 | } | |
894 | ||
895 | /* Don't die if just one of these was set. */ | |
896 | if (EQ (left, Qunbound)) | |
897 | { | |
898 | left_no_change = 1; | |
fbd6baed GV |
899 | if (f->output_data.w32->left_pos < 0) |
900 | left = Fcons (Qplus, Fcons (make_number (f->output_data.w32->left_pos), Qnil)); | |
ee78dc32 | 901 | else |
fbd6baed | 902 | XSETINT (left, f->output_data.w32->left_pos); |
ee78dc32 GV |
903 | } |
904 | if (EQ (top, Qunbound)) | |
905 | { | |
906 | top_no_change = 1; | |
fbd6baed GV |
907 | if (f->output_data.w32->top_pos < 0) |
908 | top = Fcons (Qplus, Fcons (make_number (f->output_data.w32->top_pos), Qnil)); | |
ee78dc32 | 909 | else |
fbd6baed | 910 | XSETINT (top, f->output_data.w32->top_pos); |
ee78dc32 GV |
911 | } |
912 | ||
913 | /* If one of the icon positions was not set, preserve or default it. */ | |
914 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
915 | { | |
916 | icon_left_no_change = 1; | |
917 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
918 | if (NILP (icon_left)) | |
919 | XSETINT (icon_left, 0); | |
920 | } | |
921 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
922 | { | |
923 | icon_top_no_change = 1; | |
924 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
925 | if (NILP (icon_top)) | |
926 | XSETINT (icon_top, 0); | |
927 | } | |
928 | ||
ee78dc32 GV |
929 | /* Don't set these parameters unless they've been explicitly |
930 | specified. The window might be mapped or resized while we're in | |
931 | this function, and we don't want to override that unless the lisp | |
932 | code has asked for it. | |
933 | ||
934 | Don't set these parameters unless they actually differ from the | |
935 | window's current parameters; the window may not actually exist | |
936 | yet. */ | |
937 | { | |
938 | Lisp_Object frame; | |
939 | ||
940 | check_frame_size (f, &height, &width); | |
941 | ||
942 | XSETFRAME (frame, f); | |
943 | ||
dfff8a69 JR |
944 | if (width != FRAME_WIDTH (f) |
945 | || height != FRAME_HEIGHT (f) | |
946 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) | |
b839712d | 947 | Fset_frame_size (frame, make_number (width), make_number (height)); |
ee78dc32 GV |
948 | |
949 | if ((!NILP (left) || !NILP (top)) | |
950 | && ! (left_no_change && top_no_change) | |
fbd6baed GV |
951 | && ! (NUMBERP (left) && XINT (left) == f->output_data.w32->left_pos |
952 | && NUMBERP (top) && XINT (top) == f->output_data.w32->top_pos)) | |
ee78dc32 GV |
953 | { |
954 | int leftpos = 0; | |
955 | int toppos = 0; | |
956 | ||
957 | /* Record the signs. */ | |
fbd6baed | 958 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 | 959 | if (EQ (left, Qminus)) |
fbd6baed | 960 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 GV |
961 | else if (INTEGERP (left)) |
962 | { | |
963 | leftpos = XINT (left); | |
964 | if (leftpos < 0) | |
fbd6baed | 965 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 966 | } |
8e713be6 KR |
967 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
968 | && CONSP (XCDR (left)) | |
969 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 970 | { |
8e713be6 | 971 | leftpos = - XINT (XCAR (XCDR (left))); |
fbd6baed | 972 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 973 | } |
8e713be6 KR |
974 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
975 | && CONSP (XCDR (left)) | |
976 | && INTEGERP (XCAR (XCDR (left)))) | |
ee78dc32 | 977 | { |
8e713be6 | 978 | leftpos = XINT (XCAR (XCDR (left))); |
ee78dc32 GV |
979 | } |
980 | ||
981 | if (EQ (top, Qminus)) | |
fbd6baed | 982 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 GV |
983 | else if (INTEGERP (top)) |
984 | { | |
985 | toppos = XINT (top); | |
986 | if (toppos < 0) | |
fbd6baed | 987 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 988 | } |
8e713be6 KR |
989 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
990 | && CONSP (XCDR (top)) | |
991 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 992 | { |
8e713be6 | 993 | toppos = - XINT (XCAR (XCDR (top))); |
fbd6baed | 994 | f->output_data.w32->size_hint_flags |= YNegative; |
ee78dc32 | 995 | } |
8e713be6 KR |
996 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
997 | && CONSP (XCDR (top)) | |
998 | && INTEGERP (XCAR (XCDR (top)))) | |
ee78dc32 | 999 | { |
8e713be6 | 1000 | toppos = XINT (XCAR (XCDR (top))); |
ee78dc32 GV |
1001 | } |
1002 | ||
1003 | ||
1004 | /* Store the numeric value of the position. */ | |
fbd6baed GV |
1005 | f->output_data.w32->top_pos = toppos; |
1006 | f->output_data.w32->left_pos = leftpos; | |
ee78dc32 | 1007 | |
fbd6baed | 1008 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
1009 | |
1010 | /* Actually set that position, and convert to absolute. */ | |
1011 | x_set_offset (f, leftpos, toppos, -1); | |
1012 | } | |
1013 | ||
1014 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1015 | && ! (icon_left_no_change && icon_top_no_change)) | |
1016 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
1017 | } | |
5878523b RS |
1018 | |
1019 | UNGCPRO; | |
ee78dc32 GV |
1020 | } |
1021 | ||
1022 | /* Store the screen positions of frame F into XPTR and YPTR. | |
1023 | These are the positions of the containing window manager window, | |
1024 | not Emacs's own window. */ | |
1025 | ||
1026 | void | |
1027 | x_real_positions (f, xptr, yptr) | |
1028 | FRAME_PTR f; | |
1029 | int *xptr, *yptr; | |
1030 | { | |
1031 | POINT pt; | |
3c190163 GV |
1032 | |
1033 | { | |
1034 | RECT rect; | |
ee78dc32 | 1035 | |
fbd6baed GV |
1036 | GetClientRect(FRAME_W32_WINDOW(f), &rect); |
1037 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, FRAME_EXTERNAL_MENU_BAR(f)); | |
ee78dc32 | 1038 | |
3c190163 GV |
1039 | pt.x = rect.left; |
1040 | pt.y = rect.top; | |
1041 | } | |
ee78dc32 | 1042 | |
fbd6baed | 1043 | ClientToScreen (FRAME_W32_WINDOW(f), &pt); |
ee78dc32 GV |
1044 | |
1045 | *xptr = pt.x; | |
1046 | *yptr = pt.y; | |
1047 | } | |
1048 | ||
1049 | /* Insert a description of internally-recorded parameters of frame X | |
1050 | into the parameter alist *ALISTPTR that is to be given to the user. | |
fbd6baed | 1051 | Only parameters that are specific to W32 |
ee78dc32 GV |
1052 | and whose values are not correctly recorded in the frame's |
1053 | param_alist need to be considered here. */ | |
1054 | ||
dfff8a69 | 1055 | void |
ee78dc32 GV |
1056 | x_report_frame_params (f, alistptr) |
1057 | struct frame *f; | |
1058 | Lisp_Object *alistptr; | |
1059 | { | |
1060 | char buf[16]; | |
1061 | Lisp_Object tem; | |
1062 | ||
1063 | /* Represent negative positions (off the top or left screen edge) | |
1064 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
fbd6baed GV |
1065 | XSETINT (tem, f->output_data.w32->left_pos); |
1066 | if (f->output_data.w32->left_pos >= 0) | |
ee78dc32 GV |
1067 | store_in_alist (alistptr, Qleft, tem); |
1068 | else | |
1069 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1070 | ||
fbd6baed GV |
1071 | XSETINT (tem, f->output_data.w32->top_pos); |
1072 | if (f->output_data.w32->top_pos >= 0) | |
ee78dc32 GV |
1073 | store_in_alist (alistptr, Qtop, tem); |
1074 | else | |
1075 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
1076 | ||
1077 | store_in_alist (alistptr, Qborder_width, | |
fbd6baed | 1078 | make_number (f->output_data.w32->border_width)); |
ee78dc32 | 1079 | store_in_alist (alistptr, Qinternal_border_width, |
fbd6baed | 1080 | make_number (f->output_data.w32->internal_border_width)); |
e90c3f90 KS |
1081 | store_in_alist (alistptr, Qleft_fringe, |
1082 | make_number (f->output_data.w32->left_fringe_width)); | |
1083 | store_in_alist (alistptr, Qright_fringe, | |
1084 | make_number (f->output_data.w32->right_fringe_width)); | |
aa17b858 EZ |
1085 | store_in_alist (alistptr, Qscroll_bar_width, |
1086 | make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
1087 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f) | |
1088 | : 0)); | |
fbd6baed | 1089 | sprintf (buf, "%ld", (long) FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
1090 | store_in_alist (alistptr, Qwindow_id, |
1091 | build_string (buf)); | |
1092 | store_in_alist (alistptr, Qicon_name, f->icon_name); | |
1093 | FRAME_SAMPLE_VISIBILITY (f); | |
1094 | store_in_alist (alistptr, Qvisibility, | |
1095 | (FRAME_VISIBLE_P (f) ? Qt | |
1096 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
1097 | store_in_alist (alistptr, Qdisplay, | |
8e713be6 | 1098 | XCAR (FRAME_W32_DISPLAY_INFO (f)->name_list_element)); |
ee78dc32 GV |
1099 | } |
1100 | \f | |
1101 | ||
74e1aeec JR |
1102 | DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color, |
1103 | Sw32_define_rgb_color, 4, 4, 0, | |
1104 | doc: /* Convert RGB numbers to a windows color reference and associate with NAME. | |
1105 | This adds or updates a named color to w32-color-map, making it | |
1106 | available for use. The original entry's RGB ref is returned, or nil | |
1107 | if the entry is new. */) | |
5ac45f98 GV |
1108 | (red, green, blue, name) |
1109 | Lisp_Object red, green, blue, name; | |
ee78dc32 | 1110 | { |
5ac45f98 GV |
1111 | Lisp_Object rgb; |
1112 | Lisp_Object oldrgb = Qnil; | |
1113 | Lisp_Object entry; | |
1114 | ||
b7826503 PJ |
1115 | CHECK_NUMBER (red); |
1116 | CHECK_NUMBER (green); | |
1117 | CHECK_NUMBER (blue); | |
1118 | CHECK_STRING (name); | |
ee78dc32 | 1119 | |
5ac45f98 | 1120 | XSET (rgb, Lisp_Int, RGB(XUINT (red), XUINT (green), XUINT (blue))); |
ee78dc32 | 1121 | |
5ac45f98 | 1122 | BLOCK_INPUT; |
ee78dc32 | 1123 | |
fbd6baed GV |
1124 | /* replace existing entry in w32-color-map or add new entry. */ |
1125 | entry = Fassoc (name, Vw32_color_map); | |
5ac45f98 GV |
1126 | if (NILP (entry)) |
1127 | { | |
1128 | entry = Fcons (name, rgb); | |
fbd6baed | 1129 | Vw32_color_map = Fcons (entry, Vw32_color_map); |
5ac45f98 GV |
1130 | } |
1131 | else | |
1132 | { | |
1133 | oldrgb = Fcdr (entry); | |
1134 | Fsetcdr (entry, rgb); | |
1135 | } | |
1136 | ||
1137 | UNBLOCK_INPUT; | |
1138 | ||
1139 | return (oldrgb); | |
ee78dc32 GV |
1140 | } |
1141 | ||
74e1aeec JR |
1142 | DEFUN ("w32-load-color-file", Fw32_load_color_file, |
1143 | Sw32_load_color_file, 1, 1, 0, | |
1144 | doc: /* Create an alist of color entries from an external file. | |
1145 | Assign this value to w32-color-map to replace the existing color map. | |
1146 | ||
1147 | The file should define one named RGB color per line like so: | |
1148 | R G B name | |
1149 | where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */) | |
5ac45f98 GV |
1150 | (filename) |
1151 | Lisp_Object filename; | |
1152 | { | |
1153 | FILE *fp; | |
1154 | Lisp_Object cmap = Qnil; | |
1155 | Lisp_Object abspath; | |
1156 | ||
b7826503 | 1157 | CHECK_STRING (filename); |
5ac45f98 GV |
1158 | abspath = Fexpand_file_name (filename, Qnil); |
1159 | ||
1160 | fp = fopen (XSTRING (filename)->data, "rt"); | |
1161 | if (fp) | |
1162 | { | |
1163 | char buf[512]; | |
1164 | int red, green, blue; | |
1165 | int num; | |
1166 | ||
1167 | BLOCK_INPUT; | |
1168 | ||
1169 | while (fgets (buf, sizeof (buf), fp) != NULL) { | |
1170 | if (sscanf (buf, "%u %u %u %n", &red, &green, &blue, &num) == 3) | |
1171 | { | |
1172 | char *name = buf + num; | |
1173 | num = strlen (name) - 1; | |
1174 | if (name[num] == '\n') | |
1175 | name[num] = 0; | |
1176 | cmap = Fcons (Fcons (build_string (name), | |
1177 | make_number (RGB (red, green, blue))), | |
1178 | cmap); | |
1179 | } | |
1180 | } | |
1181 | fclose (fp); | |
1182 | ||
1183 | UNBLOCK_INPUT; | |
1184 | } | |
1185 | ||
1186 | return cmap; | |
1187 | } | |
ee78dc32 | 1188 | |
fbd6baed | 1189 | /* The default colors for the w32 color map */ |
ee78dc32 GV |
1190 | typedef struct colormap_t |
1191 | { | |
1192 | char *name; | |
1193 | COLORREF colorref; | |
1194 | } colormap_t; | |
1195 | ||
fbd6baed | 1196 | colormap_t w32_color_map[] = |
ee78dc32 | 1197 | { |
1da8a614 GV |
1198 | {"snow" , PALETTERGB (255,250,250)}, |
1199 | {"ghost white" , PALETTERGB (248,248,255)}, | |
1200 | {"GhostWhite" , PALETTERGB (248,248,255)}, | |
1201 | {"white smoke" , PALETTERGB (245,245,245)}, | |
1202 | {"WhiteSmoke" , PALETTERGB (245,245,245)}, | |
1203 | {"gainsboro" , PALETTERGB (220,220,220)}, | |
1204 | {"floral white" , PALETTERGB (255,250,240)}, | |
1205 | {"FloralWhite" , PALETTERGB (255,250,240)}, | |
1206 | {"old lace" , PALETTERGB (253,245,230)}, | |
1207 | {"OldLace" , PALETTERGB (253,245,230)}, | |
1208 | {"linen" , PALETTERGB (250,240,230)}, | |
1209 | {"antique white" , PALETTERGB (250,235,215)}, | |
1210 | {"AntiqueWhite" , PALETTERGB (250,235,215)}, | |
1211 | {"papaya whip" , PALETTERGB (255,239,213)}, | |
1212 | {"PapayaWhip" , PALETTERGB (255,239,213)}, | |
1213 | {"blanched almond" , PALETTERGB (255,235,205)}, | |
1214 | {"BlanchedAlmond" , PALETTERGB (255,235,205)}, | |
1215 | {"bisque" , PALETTERGB (255,228,196)}, | |
1216 | {"peach puff" , PALETTERGB (255,218,185)}, | |
1217 | {"PeachPuff" , PALETTERGB (255,218,185)}, | |
1218 | {"navajo white" , PALETTERGB (255,222,173)}, | |
1219 | {"NavajoWhite" , PALETTERGB (255,222,173)}, | |
1220 | {"moccasin" , PALETTERGB (255,228,181)}, | |
1221 | {"cornsilk" , PALETTERGB (255,248,220)}, | |
1222 | {"ivory" , PALETTERGB (255,255,240)}, | |
1223 | {"lemon chiffon" , PALETTERGB (255,250,205)}, | |
1224 | {"LemonChiffon" , PALETTERGB (255,250,205)}, | |
1225 | {"seashell" , PALETTERGB (255,245,238)}, | |
1226 | {"honeydew" , PALETTERGB (240,255,240)}, | |
1227 | {"mint cream" , PALETTERGB (245,255,250)}, | |
1228 | {"MintCream" , PALETTERGB (245,255,250)}, | |
1229 | {"azure" , PALETTERGB (240,255,255)}, | |
1230 | {"alice blue" , PALETTERGB (240,248,255)}, | |
1231 | {"AliceBlue" , PALETTERGB (240,248,255)}, | |
1232 | {"lavender" , PALETTERGB (230,230,250)}, | |
1233 | {"lavender blush" , PALETTERGB (255,240,245)}, | |
1234 | {"LavenderBlush" , PALETTERGB (255,240,245)}, | |
1235 | {"misty rose" , PALETTERGB (255,228,225)}, | |
1236 | {"MistyRose" , PALETTERGB (255,228,225)}, | |
1237 | {"white" , PALETTERGB (255,255,255)}, | |
1238 | {"black" , PALETTERGB ( 0, 0, 0)}, | |
1239 | {"dark slate gray" , PALETTERGB ( 47, 79, 79)}, | |
1240 | {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)}, | |
1241 | {"dark slate grey" , PALETTERGB ( 47, 79, 79)}, | |
1242 | {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)}, | |
1243 | {"dim gray" , PALETTERGB (105,105,105)}, | |
1244 | {"DimGray" , PALETTERGB (105,105,105)}, | |
1245 | {"dim grey" , PALETTERGB (105,105,105)}, | |
1246 | {"DimGrey" , PALETTERGB (105,105,105)}, | |
1247 | {"slate gray" , PALETTERGB (112,128,144)}, | |
1248 | {"SlateGray" , PALETTERGB (112,128,144)}, | |
1249 | {"slate grey" , PALETTERGB (112,128,144)}, | |
1250 | {"SlateGrey" , PALETTERGB (112,128,144)}, | |
1251 | {"light slate gray" , PALETTERGB (119,136,153)}, | |
1252 | {"LightSlateGray" , PALETTERGB (119,136,153)}, | |
1253 | {"light slate grey" , PALETTERGB (119,136,153)}, | |
1254 | {"LightSlateGrey" , PALETTERGB (119,136,153)}, | |
1255 | {"gray" , PALETTERGB (190,190,190)}, | |
1256 | {"grey" , PALETTERGB (190,190,190)}, | |
1257 | {"light grey" , PALETTERGB (211,211,211)}, | |
1258 | {"LightGrey" , PALETTERGB (211,211,211)}, | |
1259 | {"light gray" , PALETTERGB (211,211,211)}, | |
1260 | {"LightGray" , PALETTERGB (211,211,211)}, | |
1261 | {"midnight blue" , PALETTERGB ( 25, 25,112)}, | |
1262 | {"MidnightBlue" , PALETTERGB ( 25, 25,112)}, | |
1263 | {"navy" , PALETTERGB ( 0, 0,128)}, | |
1264 | {"navy blue" , PALETTERGB ( 0, 0,128)}, | |
1265 | {"NavyBlue" , PALETTERGB ( 0, 0,128)}, | |
1266 | {"cornflower blue" , PALETTERGB (100,149,237)}, | |
1267 | {"CornflowerBlue" , PALETTERGB (100,149,237)}, | |
1268 | {"dark slate blue" , PALETTERGB ( 72, 61,139)}, | |
1269 | {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)}, | |
1270 | {"slate blue" , PALETTERGB (106, 90,205)}, | |
1271 | {"SlateBlue" , PALETTERGB (106, 90,205)}, | |
1272 | {"medium slate blue" , PALETTERGB (123,104,238)}, | |
1273 | {"MediumSlateBlue" , PALETTERGB (123,104,238)}, | |
1274 | {"light slate blue" , PALETTERGB (132,112,255)}, | |
1275 | {"LightSlateBlue" , PALETTERGB (132,112,255)}, | |
1276 | {"medium blue" , PALETTERGB ( 0, 0,205)}, | |
1277 | {"MediumBlue" , PALETTERGB ( 0, 0,205)}, | |
1278 | {"royal blue" , PALETTERGB ( 65,105,225)}, | |
1279 | {"RoyalBlue" , PALETTERGB ( 65,105,225)}, | |
1280 | {"blue" , PALETTERGB ( 0, 0,255)}, | |
1281 | {"dodger blue" , PALETTERGB ( 30,144,255)}, | |
1282 | {"DodgerBlue" , PALETTERGB ( 30,144,255)}, | |
1283 | {"deep sky blue" , PALETTERGB ( 0,191,255)}, | |
1284 | {"DeepSkyBlue" , PALETTERGB ( 0,191,255)}, | |
1285 | {"sky blue" , PALETTERGB (135,206,235)}, | |
1286 | {"SkyBlue" , PALETTERGB (135,206,235)}, | |
1287 | {"light sky blue" , PALETTERGB (135,206,250)}, | |
1288 | {"LightSkyBlue" , PALETTERGB (135,206,250)}, | |
1289 | {"steel blue" , PALETTERGB ( 70,130,180)}, | |
1290 | {"SteelBlue" , PALETTERGB ( 70,130,180)}, | |
1291 | {"light steel blue" , PALETTERGB (176,196,222)}, | |
1292 | {"LightSteelBlue" , PALETTERGB (176,196,222)}, | |
1293 | {"light blue" , PALETTERGB (173,216,230)}, | |
1294 | {"LightBlue" , PALETTERGB (173,216,230)}, | |
1295 | {"powder blue" , PALETTERGB (176,224,230)}, | |
1296 | {"PowderBlue" , PALETTERGB (176,224,230)}, | |
1297 | {"pale turquoise" , PALETTERGB (175,238,238)}, | |
1298 | {"PaleTurquoise" , PALETTERGB (175,238,238)}, | |
1299 | {"dark turquoise" , PALETTERGB ( 0,206,209)}, | |
1300 | {"DarkTurquoise" , PALETTERGB ( 0,206,209)}, | |
1301 | {"medium turquoise" , PALETTERGB ( 72,209,204)}, | |
1302 | {"MediumTurquoise" , PALETTERGB ( 72,209,204)}, | |
1303 | {"turquoise" , PALETTERGB ( 64,224,208)}, | |
1304 | {"cyan" , PALETTERGB ( 0,255,255)}, | |
1305 | {"light cyan" , PALETTERGB (224,255,255)}, | |
1306 | {"LightCyan" , PALETTERGB (224,255,255)}, | |
1307 | {"cadet blue" , PALETTERGB ( 95,158,160)}, | |
1308 | {"CadetBlue" , PALETTERGB ( 95,158,160)}, | |
1309 | {"medium aquamarine" , PALETTERGB (102,205,170)}, | |
1310 | {"MediumAquamarine" , PALETTERGB (102,205,170)}, | |
1311 | {"aquamarine" , PALETTERGB (127,255,212)}, | |
1312 | {"dark green" , PALETTERGB ( 0,100, 0)}, | |
1313 | {"DarkGreen" , PALETTERGB ( 0,100, 0)}, | |
1314 | {"dark olive green" , PALETTERGB ( 85,107, 47)}, | |
1315 | {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)}, | |
1316 | {"dark sea green" , PALETTERGB (143,188,143)}, | |
1317 | {"DarkSeaGreen" , PALETTERGB (143,188,143)}, | |
1318 | {"sea green" , PALETTERGB ( 46,139, 87)}, | |
1319 | {"SeaGreen" , PALETTERGB ( 46,139, 87)}, | |
1320 | {"medium sea green" , PALETTERGB ( 60,179,113)}, | |
1321 | {"MediumSeaGreen" , PALETTERGB ( 60,179,113)}, | |
1322 | {"light sea green" , PALETTERGB ( 32,178,170)}, | |
1323 | {"LightSeaGreen" , PALETTERGB ( 32,178,170)}, | |
1324 | {"pale green" , PALETTERGB (152,251,152)}, | |
1325 | {"PaleGreen" , PALETTERGB (152,251,152)}, | |
1326 | {"spring green" , PALETTERGB ( 0,255,127)}, | |
1327 | {"SpringGreen" , PALETTERGB ( 0,255,127)}, | |
1328 | {"lawn green" , PALETTERGB (124,252, 0)}, | |
1329 | {"LawnGreen" , PALETTERGB (124,252, 0)}, | |
1330 | {"green" , PALETTERGB ( 0,255, 0)}, | |
1331 | {"chartreuse" , PALETTERGB (127,255, 0)}, | |
1332 | {"medium spring green" , PALETTERGB ( 0,250,154)}, | |
1333 | {"MediumSpringGreen" , PALETTERGB ( 0,250,154)}, | |
1334 | {"green yellow" , PALETTERGB (173,255, 47)}, | |
1335 | {"GreenYellow" , PALETTERGB (173,255, 47)}, | |
1336 | {"lime green" , PALETTERGB ( 50,205, 50)}, | |
1337 | {"LimeGreen" , PALETTERGB ( 50,205, 50)}, | |
1338 | {"yellow green" , PALETTERGB (154,205, 50)}, | |
1339 | {"YellowGreen" , PALETTERGB (154,205, 50)}, | |
1340 | {"forest green" , PALETTERGB ( 34,139, 34)}, | |
1341 | {"ForestGreen" , PALETTERGB ( 34,139, 34)}, | |
1342 | {"olive drab" , PALETTERGB (107,142, 35)}, | |
1343 | {"OliveDrab" , PALETTERGB (107,142, 35)}, | |
1344 | {"dark khaki" , PALETTERGB (189,183,107)}, | |
1345 | {"DarkKhaki" , PALETTERGB (189,183,107)}, | |
1346 | {"khaki" , PALETTERGB (240,230,140)}, | |
1347 | {"pale goldenrod" , PALETTERGB (238,232,170)}, | |
1348 | {"PaleGoldenrod" , PALETTERGB (238,232,170)}, | |
1349 | {"light goldenrod yellow" , PALETTERGB (250,250,210)}, | |
1350 | {"LightGoldenrodYellow" , PALETTERGB (250,250,210)}, | |
1351 | {"light yellow" , PALETTERGB (255,255,224)}, | |
1352 | {"LightYellow" , PALETTERGB (255,255,224)}, | |
1353 | {"yellow" , PALETTERGB (255,255, 0)}, | |
1354 | {"gold" , PALETTERGB (255,215, 0)}, | |
1355 | {"light goldenrod" , PALETTERGB (238,221,130)}, | |
1356 | {"LightGoldenrod" , PALETTERGB (238,221,130)}, | |
1357 | {"goldenrod" , PALETTERGB (218,165, 32)}, | |
1358 | {"dark goldenrod" , PALETTERGB (184,134, 11)}, | |
1359 | {"DarkGoldenrod" , PALETTERGB (184,134, 11)}, | |
1360 | {"rosy brown" , PALETTERGB (188,143,143)}, | |
1361 | {"RosyBrown" , PALETTERGB (188,143,143)}, | |
1362 | {"indian red" , PALETTERGB (205, 92, 92)}, | |
1363 | {"IndianRed" , PALETTERGB (205, 92, 92)}, | |
1364 | {"saddle brown" , PALETTERGB (139, 69, 19)}, | |
1365 | {"SaddleBrown" , PALETTERGB (139, 69, 19)}, | |
1366 | {"sienna" , PALETTERGB (160, 82, 45)}, | |
1367 | {"peru" , PALETTERGB (205,133, 63)}, | |
1368 | {"burlywood" , PALETTERGB (222,184,135)}, | |
1369 | {"beige" , PALETTERGB (245,245,220)}, | |
1370 | {"wheat" , PALETTERGB (245,222,179)}, | |
1371 | {"sandy brown" , PALETTERGB (244,164, 96)}, | |
1372 | {"SandyBrown" , PALETTERGB (244,164, 96)}, | |
1373 | {"tan" , PALETTERGB (210,180,140)}, | |
1374 | {"chocolate" , PALETTERGB (210,105, 30)}, | |
1375 | {"firebrick" , PALETTERGB (178,34, 34)}, | |
1376 | {"brown" , PALETTERGB (165,42, 42)}, | |
1377 | {"dark salmon" , PALETTERGB (233,150,122)}, | |
1378 | {"DarkSalmon" , PALETTERGB (233,150,122)}, | |
1379 | {"salmon" , PALETTERGB (250,128,114)}, | |
1380 | {"light salmon" , PALETTERGB (255,160,122)}, | |
1381 | {"LightSalmon" , PALETTERGB (255,160,122)}, | |
1382 | {"orange" , PALETTERGB (255,165, 0)}, | |
1383 | {"dark orange" , PALETTERGB (255,140, 0)}, | |
1384 | {"DarkOrange" , PALETTERGB (255,140, 0)}, | |
1385 | {"coral" , PALETTERGB (255,127, 80)}, | |
1386 | {"light coral" , PALETTERGB (240,128,128)}, | |
1387 | {"LightCoral" , PALETTERGB (240,128,128)}, | |
1388 | {"tomato" , PALETTERGB (255, 99, 71)}, | |
1389 | {"orange red" , PALETTERGB (255, 69, 0)}, | |
1390 | {"OrangeRed" , PALETTERGB (255, 69, 0)}, | |
1391 | {"red" , PALETTERGB (255, 0, 0)}, | |
1392 | {"hot pink" , PALETTERGB (255,105,180)}, | |
1393 | {"HotPink" , PALETTERGB (255,105,180)}, | |
1394 | {"deep pink" , PALETTERGB (255, 20,147)}, | |
1395 | {"DeepPink" , PALETTERGB (255, 20,147)}, | |
1396 | {"pink" , PALETTERGB (255,192,203)}, | |
1397 | {"light pink" , PALETTERGB (255,182,193)}, | |
1398 | {"LightPink" , PALETTERGB (255,182,193)}, | |
1399 | {"pale violet red" , PALETTERGB (219,112,147)}, | |
1400 | {"PaleVioletRed" , PALETTERGB (219,112,147)}, | |
1401 | {"maroon" , PALETTERGB (176, 48, 96)}, | |
1402 | {"medium violet red" , PALETTERGB (199, 21,133)}, | |
1403 | {"MediumVioletRed" , PALETTERGB (199, 21,133)}, | |
1404 | {"violet red" , PALETTERGB (208, 32,144)}, | |
1405 | {"VioletRed" , PALETTERGB (208, 32,144)}, | |
1406 | {"magenta" , PALETTERGB (255, 0,255)}, | |
1407 | {"violet" , PALETTERGB (238,130,238)}, | |
1408 | {"plum" , PALETTERGB (221,160,221)}, | |
1409 | {"orchid" , PALETTERGB (218,112,214)}, | |
1410 | {"medium orchid" , PALETTERGB (186, 85,211)}, | |
1411 | {"MediumOrchid" , PALETTERGB (186, 85,211)}, | |
1412 | {"dark orchid" , PALETTERGB (153, 50,204)}, | |
1413 | {"DarkOrchid" , PALETTERGB (153, 50,204)}, | |
1414 | {"dark violet" , PALETTERGB (148, 0,211)}, | |
1415 | {"DarkViolet" , PALETTERGB (148, 0,211)}, | |
1416 | {"blue violet" , PALETTERGB (138, 43,226)}, | |
1417 | {"BlueViolet" , PALETTERGB (138, 43,226)}, | |
1418 | {"purple" , PALETTERGB (160, 32,240)}, | |
1419 | {"medium purple" , PALETTERGB (147,112,219)}, | |
1420 | {"MediumPurple" , PALETTERGB (147,112,219)}, | |
1421 | {"thistle" , PALETTERGB (216,191,216)}, | |
1422 | {"gray0" , PALETTERGB ( 0, 0, 0)}, | |
1423 | {"grey0" , PALETTERGB ( 0, 0, 0)}, | |
1424 | {"dark grey" , PALETTERGB (169,169,169)}, | |
1425 | {"DarkGrey" , PALETTERGB (169,169,169)}, | |
1426 | {"dark gray" , PALETTERGB (169,169,169)}, | |
1427 | {"DarkGray" , PALETTERGB (169,169,169)}, | |
1428 | {"dark blue" , PALETTERGB ( 0, 0,139)}, | |
1429 | {"DarkBlue" , PALETTERGB ( 0, 0,139)}, | |
1430 | {"dark cyan" , PALETTERGB ( 0,139,139)}, | |
1431 | {"DarkCyan" , PALETTERGB ( 0,139,139)}, | |
1432 | {"dark magenta" , PALETTERGB (139, 0,139)}, | |
1433 | {"DarkMagenta" , PALETTERGB (139, 0,139)}, | |
1434 | {"dark red" , PALETTERGB (139, 0, 0)}, | |
1435 | {"DarkRed" , PALETTERGB (139, 0, 0)}, | |
1436 | {"light green" , PALETTERGB (144,238,144)}, | |
1437 | {"LightGreen" , PALETTERGB (144,238,144)}, | |
ee78dc32 GV |
1438 | }; |
1439 | ||
fbd6baed | 1440 | DEFUN ("w32-default-color-map", Fw32_default_color_map, Sw32_default_color_map, |
74e1aeec | 1441 | 0, 0, 0, doc: /* Return the default color map. */) |
ee78dc32 GV |
1442 | () |
1443 | { | |
1444 | int i; | |
fbd6baed | 1445 | colormap_t *pc = w32_color_map; |
ee78dc32 GV |
1446 | Lisp_Object cmap; |
1447 | ||
1448 | BLOCK_INPUT; | |
1449 | ||
1450 | cmap = Qnil; | |
1451 | ||
fbd6baed | 1452 | for (i = 0; i < sizeof (w32_color_map) / sizeof (w32_color_map[0]); |
ee78dc32 GV |
1453 | pc++, i++) |
1454 | cmap = Fcons (Fcons (build_string (pc->name), | |
1455 | make_number (pc->colorref)), | |
1456 | cmap); | |
1457 | ||
1458 | UNBLOCK_INPUT; | |
1459 | ||
1460 | return (cmap); | |
1461 | } | |
ee78dc32 GV |
1462 | |
1463 | Lisp_Object | |
fbd6baed | 1464 | w32_to_x_color (rgb) |
ee78dc32 GV |
1465 | Lisp_Object rgb; |
1466 | { | |
1467 | Lisp_Object color; | |
1468 | ||
b7826503 | 1469 | CHECK_NUMBER (rgb); |
ee78dc32 GV |
1470 | |
1471 | BLOCK_INPUT; | |
1472 | ||
fbd6baed | 1473 | color = Frassq (rgb, Vw32_color_map); |
ee78dc32 GV |
1474 | |
1475 | UNBLOCK_INPUT; | |
1476 | ||
1477 | if (!NILP (color)) | |
1478 | return (Fcar (color)); | |
1479 | else | |
1480 | return Qnil; | |
1481 | } | |
1482 | ||
5d7fed93 GV |
1483 | COLORREF |
1484 | w32_color_map_lookup (colorname) | |
1485 | char *colorname; | |
1486 | { | |
1487 | Lisp_Object tail, ret = Qnil; | |
1488 | ||
1489 | BLOCK_INPUT; | |
1490 | ||
1491 | for (tail = Vw32_color_map; !NILP (tail); tail = Fcdr (tail)) | |
1492 | { | |
1493 | register Lisp_Object elt, tem; | |
1494 | ||
1495 | elt = Fcar (tail); | |
1496 | if (!CONSP (elt)) continue; | |
1497 | ||
1498 | tem = Fcar (elt); | |
1499 | ||
1500 | if (lstrcmpi (XSTRING (tem)->data, colorname) == 0) | |
1501 | { | |
1502 | ret = XUINT (Fcdr (elt)); | |
1503 | break; | |
1504 | } | |
1505 | ||
1506 | QUIT; | |
1507 | } | |
1508 | ||
1509 | ||
1510 | UNBLOCK_INPUT; | |
1511 | ||
1512 | return ret; | |
1513 | } | |
1514 | ||
ee78dc32 | 1515 | COLORREF |
fbd6baed | 1516 | x_to_w32_color (colorname) |
ee78dc32 GV |
1517 | char * colorname; |
1518 | { | |
8edb0a6f JR |
1519 | register Lisp_Object ret = Qnil; |
1520 | ||
ee78dc32 | 1521 | BLOCK_INPUT; |
1edf84e7 GV |
1522 | |
1523 | if (colorname[0] == '#') | |
1524 | { | |
1525 | /* Could be an old-style RGB Device specification. */ | |
1526 | char *color; | |
1527 | int size; | |
1528 | color = colorname + 1; | |
1529 | ||
1530 | size = strlen(color); | |
1531 | if (size == 3 || size == 6 || size == 9 || size == 12) | |
1532 | { | |
1533 | UINT colorval; | |
1534 | int i, pos; | |
1535 | pos = 0; | |
1536 | size /= 3; | |
1537 | colorval = 0; | |
1538 | ||
1539 | for (i = 0; i < 3; i++) | |
1540 | { | |
1541 | char *end; | |
1542 | char t; | |
1543 | unsigned long value; | |
1544 | ||
1545 | /* The check for 'x' in the following conditional takes into | |
1546 | account the fact that strtol allows a "0x" in front of | |
1547 | our numbers, and we don't. */ | |
1548 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1549 | break; | |
1550 | t = color[size]; | |
1551 | color[size] = '\0'; | |
1552 | value = strtoul(color, &end, 16); | |
1553 | color[size] = t; | |
1554 | if (errno == ERANGE || end - color != size) | |
1555 | break; | |
1556 | switch (size) | |
1557 | { | |
1558 | case 1: | |
1559 | value = value * 0x10; | |
1560 | break; | |
1561 | case 2: | |
1562 | break; | |
1563 | case 3: | |
1564 | value /= 0x10; | |
1565 | break; | |
1566 | case 4: | |
1567 | value /= 0x100; | |
1568 | break; | |
1569 | } | |
1570 | colorval |= (value << pos); | |
1571 | pos += 0x8; | |
1572 | if (i == 2) | |
1573 | { | |
1574 | UNBLOCK_INPUT; | |
1575 | return (colorval); | |
1576 | } | |
1577 | color = end; | |
1578 | } | |
1579 | } | |
1580 | } | |
1581 | else if (strnicmp(colorname, "rgb:", 4) == 0) | |
1582 | { | |
1583 | char *color; | |
1584 | UINT colorval; | |
1585 | int i, pos; | |
1586 | pos = 0; | |
1587 | ||
1588 | colorval = 0; | |
1589 | color = colorname + 4; | |
1590 | for (i = 0; i < 3; i++) | |
1591 | { | |
1592 | char *end; | |
1593 | unsigned long value; | |
1594 | ||
1595 | /* The check for 'x' in the following conditional takes into | |
1596 | account the fact that strtol allows a "0x" in front of | |
1597 | our numbers, and we don't. */ | |
1598 | if (!isxdigit(color[0]) || color[1] == 'x') | |
1599 | break; | |
1600 | value = strtoul(color, &end, 16); | |
1601 | if (errno == ERANGE) | |
1602 | break; | |
1603 | switch (end - color) | |
1604 | { | |
1605 | case 1: | |
1606 | value = value * 0x10 + value; | |
1607 | break; | |
1608 | case 2: | |
1609 | break; | |
1610 | case 3: | |
1611 | value /= 0x10; | |
1612 | break; | |
1613 | case 4: | |
1614 | value /= 0x100; | |
1615 | break; | |
1616 | default: | |
1617 | value = ULONG_MAX; | |
1618 | } | |
1619 | if (value == ULONG_MAX) | |
1620 | break; | |
1621 | colorval |= (value << pos); | |
1622 | pos += 0x8; | |
1623 | if (i == 2) | |
1624 | { | |
1625 | if (*end != '\0') | |
1626 | break; | |
1627 | UNBLOCK_INPUT; | |
1628 | return (colorval); | |
1629 | } | |
1630 | if (*end != '/') | |
1631 | break; | |
1632 | color = end + 1; | |
1633 | } | |
1634 | } | |
1635 | else if (strnicmp(colorname, "rgbi:", 5) == 0) | |
1636 | { | |
1637 | /* This is an RGB Intensity specification. */ | |
1638 | char *color; | |
1639 | UINT colorval; | |
1640 | int i, pos; | |
1641 | pos = 0; | |
1642 | ||
1643 | colorval = 0; | |
1644 | color = colorname + 5; | |
1645 | for (i = 0; i < 3; i++) | |
1646 | { | |
1647 | char *end; | |
1648 | double value; | |
1649 | UINT val; | |
1650 | ||
1651 | value = strtod(color, &end); | |
1652 | if (errno == ERANGE) | |
1653 | break; | |
1654 | if (value < 0.0 || value > 1.0) | |
1655 | break; | |
1656 | val = (UINT)(0x100 * value); | |
1657 | /* We used 0x100 instead of 0xFF to give an continuous | |
1658 | range between 0.0 and 1.0 inclusive. The next statement | |
1659 | fixes the 1.0 case. */ | |
1660 | if (val == 0x100) | |
1661 | val = 0xFF; | |
1662 | colorval |= (val << pos); | |
1663 | pos += 0x8; | |
1664 | if (i == 2) | |
1665 | { | |
1666 | if (*end != '\0') | |
1667 | break; | |
1668 | UNBLOCK_INPUT; | |
1669 | return (colorval); | |
1670 | } | |
1671 | if (*end != '/') | |
1672 | break; | |
1673 | color = end + 1; | |
1674 | } | |
1675 | } | |
1676 | /* I am not going to attempt to handle any of the CIE color schemes | |
1677 | or TekHVC, since I don't know the algorithms for conversion to | |
1678 | RGB. */ | |
f695b4b1 GV |
1679 | |
1680 | /* If we fail to lookup the color name in w32_color_map, then check the | |
1681 | colorname to see if it can be crudely approximated: If the X color | |
1682 | ends in a number (e.g., "darkseagreen2"), strip the number and | |
1683 | return the result of looking up the base color name. */ | |
1684 | ret = w32_color_map_lookup (colorname); | |
1685 | if (NILP (ret)) | |
ee78dc32 | 1686 | { |
f695b4b1 | 1687 | int len = strlen (colorname); |
ee78dc32 | 1688 | |
f695b4b1 GV |
1689 | if (isdigit (colorname[len - 1])) |
1690 | { | |
8b77111c | 1691 | char *ptr, *approx = alloca (len + 1); |
ee78dc32 | 1692 | |
f695b4b1 GV |
1693 | strcpy (approx, colorname); |
1694 | ptr = &approx[len - 1]; | |
1695 | while (ptr > approx && isdigit (*ptr)) | |
1696 | *ptr-- = '\0'; | |
ee78dc32 | 1697 | |
f695b4b1 | 1698 | ret = w32_color_map_lookup (approx); |
ee78dc32 | 1699 | } |
ee78dc32 GV |
1700 | } |
1701 | ||
1702 | UNBLOCK_INPUT; | |
ee78dc32 GV |
1703 | return ret; |
1704 | } | |
1705 | ||
5ac45f98 GV |
1706 | |
1707 | void | |
fbd6baed | 1708 | w32_regenerate_palette (FRAME_PTR f) |
5ac45f98 | 1709 | { |
fbd6baed | 1710 | struct w32_palette_entry * list; |
5ac45f98 GV |
1711 | LOGPALETTE * log_palette; |
1712 | HPALETTE new_palette; | |
1713 | int i; | |
1714 | ||
1715 | /* don't bother trying to create palette if not supported */ | |
fbd6baed | 1716 | if (! FRAME_W32_DISPLAY_INFO (f)->has_palette) |
5ac45f98 GV |
1717 | return; |
1718 | ||
1719 | log_palette = (LOGPALETTE *) | |
1720 | alloca (sizeof (LOGPALETTE) + | |
fbd6baed | 1721 | FRAME_W32_DISPLAY_INFO (f)->num_colors * sizeof (PALETTEENTRY)); |
5ac45f98 | 1722 | log_palette->palVersion = 0x300; |
fbd6baed | 1723 | log_palette->palNumEntries = FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 | 1724 | |
fbd6baed | 1725 | list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1726 | for (i = 0; |
fbd6baed | 1727 | i < FRAME_W32_DISPLAY_INFO (f)->num_colors; |
5ac45f98 GV |
1728 | i++, list = list->next) |
1729 | log_palette->palPalEntry[i] = list->entry; | |
1730 | ||
1731 | new_palette = CreatePalette (log_palette); | |
1732 | ||
1733 | enter_crit (); | |
1734 | ||
fbd6baed GV |
1735 | if (FRAME_W32_DISPLAY_INFO (f)->palette) |
1736 | DeleteObject (FRAME_W32_DISPLAY_INFO (f)->palette); | |
1737 | FRAME_W32_DISPLAY_INFO (f)->palette = new_palette; | |
5ac45f98 GV |
1738 | |
1739 | /* Realize display palette and garbage all frames. */ | |
1740 | release_frame_dc (f, get_frame_dc (f)); | |
1741 | ||
1742 | leave_crit (); | |
1743 | } | |
1744 | ||
fbd6baed GV |
1745 | #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue) |
1746 | #define SET_W32_COLOR(pe, color) \ | |
5ac45f98 GV |
1747 | do \ |
1748 | { \ | |
1749 | pe.peRed = GetRValue (color); \ | |
1750 | pe.peGreen = GetGValue (color); \ | |
1751 | pe.peBlue = GetBValue (color); \ | |
1752 | pe.peFlags = 0; \ | |
1753 | } while (0) | |
1754 | ||
1755 | #if 0 | |
1756 | /* Keep these around in case we ever want to track color usage. */ | |
1757 | void | |
fbd6baed | 1758 | w32_map_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1759 | { |
fbd6baed | 1760 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
5ac45f98 | 1761 | |
fbd6baed | 1762 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1763 | return; |
1764 | ||
1765 | /* check if color is already mapped */ | |
1766 | while (list) | |
1767 | { | |
fbd6baed | 1768 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1769 | { |
1770 | ++list->refcount; | |
1771 | return; | |
1772 | } | |
1773 | list = list->next; | |
1774 | } | |
1775 | ||
1776 | /* not already mapped, so add to list and recreate Windows palette */ | |
fbd6baed GV |
1777 | list = (struct w32_palette_entry *) |
1778 | xmalloc (sizeof (struct w32_palette_entry)); | |
1779 | SET_W32_COLOR (list->entry, color); | |
5ac45f98 | 1780 | list->refcount = 1; |
fbd6baed GV |
1781 | list->next = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1782 | FRAME_W32_DISPLAY_INFO (f)->color_list = list; | |
1783 | FRAME_W32_DISPLAY_INFO (f)->num_colors++; | |
5ac45f98 GV |
1784 | |
1785 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1786 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1787 | } |
1788 | ||
1789 | void | |
fbd6baed | 1790 | w32_unmap_color (FRAME_PTR f, COLORREF color) |
5ac45f98 | 1791 | { |
fbd6baed GV |
1792 | struct w32_palette_entry * list = FRAME_W32_DISPLAY_INFO (f)->color_list; |
1793 | struct w32_palette_entry **prev = &FRAME_W32_DISPLAY_INFO (f)->color_list; | |
5ac45f98 | 1794 | |
fbd6baed | 1795 | if (NILP (Vw32_enable_palette)) |
5ac45f98 GV |
1796 | return; |
1797 | ||
1798 | /* check if color is already mapped */ | |
1799 | while (list) | |
1800 | { | |
fbd6baed | 1801 | if (W32_COLOR (list->entry) == color) |
5ac45f98 GV |
1802 | { |
1803 | if (--list->refcount == 0) | |
1804 | { | |
1805 | *prev = list->next; | |
1806 | xfree (list); | |
fbd6baed | 1807 | FRAME_W32_DISPLAY_INFO (f)->num_colors--; |
5ac45f98 GV |
1808 | break; |
1809 | } | |
1810 | else | |
1811 | return; | |
1812 | } | |
1813 | prev = &list->next; | |
1814 | list = list->next; | |
1815 | } | |
1816 | ||
1817 | /* set flag that palette must be regenerated */ | |
fbd6baed | 1818 | FRAME_W32_DISPLAY_INFO (f)->regen_palette = TRUE; |
5ac45f98 GV |
1819 | } |
1820 | #endif | |
1821 | ||
6fc2811b JR |
1822 | |
1823 | /* Gamma-correct COLOR on frame F. */ | |
1824 | ||
1825 | void | |
1826 | gamma_correct (f, color) | |
1827 | struct frame *f; | |
1828 | COLORREF *color; | |
1829 | { | |
1830 | if (f->gamma) | |
1831 | { | |
1832 | *color = PALETTERGB ( | |
1833 | pow (GetRValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1834 | pow (GetGValue (*color) / 255.0, f->gamma) * 255.0 + 0.5, | |
1835 | pow (GetBValue (*color) / 255.0, f->gamma) * 255.0 + 0.5); | |
1836 | } | |
1837 | } | |
1838 | ||
1839 | ||
ee78dc32 GV |
1840 | /* Decide if color named COLOR is valid for the display associated with |
1841 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1842 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1843 | ||
1844 | int | |
6fc2811b | 1845 | w32_defined_color (f, color, color_def, alloc) |
ee78dc32 GV |
1846 | FRAME_PTR f; |
1847 | char *color; | |
6fc2811b | 1848 | XColor *color_def; |
ee78dc32 GV |
1849 | int alloc; |
1850 | { | |
1851 | register Lisp_Object tem; | |
6fc2811b | 1852 | COLORREF w32_color_ref; |
3c190163 | 1853 | |
fbd6baed | 1854 | tem = x_to_w32_color (color); |
3c190163 | 1855 | |
ee78dc32 GV |
1856 | if (!NILP (tem)) |
1857 | { | |
d88c567c JR |
1858 | if (f) |
1859 | { | |
1860 | /* Apply gamma correction. */ | |
1861 | w32_color_ref = XUINT (tem); | |
1862 | gamma_correct (f, &w32_color_ref); | |
1863 | XSETINT (tem, w32_color_ref); | |
1864 | } | |
9badad41 JR |
1865 | |
1866 | /* Map this color to the palette if it is enabled. */ | |
fbd6baed | 1867 | if (!NILP (Vw32_enable_palette)) |
5ac45f98 | 1868 | { |
fbd6baed | 1869 | struct w32_palette_entry * entry = |
d88c567c | 1870 | one_w32_display_info.color_list; |
fbd6baed | 1871 | struct w32_palette_entry ** prev = |
d88c567c | 1872 | &one_w32_display_info.color_list; |
5ac45f98 GV |
1873 | |
1874 | /* check if color is already mapped */ | |
1875 | while (entry) | |
1876 | { | |
fbd6baed | 1877 | if (W32_COLOR (entry->entry) == XUINT (tem)) |
5ac45f98 GV |
1878 | break; |
1879 | prev = &entry->next; | |
1880 | entry = entry->next; | |
1881 | } | |
1882 | ||
1883 | if (entry == NULL && alloc) | |
1884 | { | |
1885 | /* not already mapped, so add to list */ | |
fbd6baed GV |
1886 | entry = (struct w32_palette_entry *) |
1887 | xmalloc (sizeof (struct w32_palette_entry)); | |
1888 | SET_W32_COLOR (entry->entry, XUINT (tem)); | |
5ac45f98 GV |
1889 | entry->next = NULL; |
1890 | *prev = entry; | |
d88c567c | 1891 | one_w32_display_info.num_colors++; |
5ac45f98 GV |
1892 | |
1893 | /* set flag that palette must be regenerated */ | |
d88c567c | 1894 | one_w32_display_info.regen_palette = TRUE; |
5ac45f98 GV |
1895 | } |
1896 | } | |
1897 | /* Ensure COLORREF value is snapped to nearest color in (default) | |
1898 | palette by simulating the PALETTERGB macro. This works whether | |
1899 | or not the display device has a palette. */ | |
6fc2811b JR |
1900 | w32_color_ref = XUINT (tem) | 0x2000000; |
1901 | ||
6fc2811b JR |
1902 | color_def->pixel = w32_color_ref; |
1903 | color_def->red = GetRValue (w32_color_ref); | |
1904 | color_def->green = GetGValue (w32_color_ref); | |
1905 | color_def->blue = GetBValue (w32_color_ref); | |
1906 | ||
ee78dc32 | 1907 | return 1; |
5ac45f98 | 1908 | } |
7fb46567 | 1909 | else |
3c190163 GV |
1910 | { |
1911 | return 0; | |
1912 | } | |
ee78dc32 GV |
1913 | } |
1914 | ||
1915 | /* Given a string ARG naming a color, compute a pixel value from it | |
1916 | suitable for screen F. | |
1917 | If F is not a color screen, return DEF (default) regardless of what | |
1918 | ARG says. */ | |
1919 | ||
1920 | int | |
1921 | x_decode_color (f, arg, def) | |
1922 | FRAME_PTR f; | |
1923 | Lisp_Object arg; | |
1924 | int def; | |
1925 | { | |
6fc2811b | 1926 | XColor cdef; |
ee78dc32 | 1927 | |
b7826503 | 1928 | CHECK_STRING (arg); |
ee78dc32 GV |
1929 | |
1930 | if (strcmp (XSTRING (arg)->data, "black") == 0) | |
1931 | return BLACK_PIX_DEFAULT (f); | |
1932 | else if (strcmp (XSTRING (arg)->data, "white") == 0) | |
1933 | return WHITE_PIX_DEFAULT (f); | |
1934 | ||
fbd6baed | 1935 | if ((FRAME_W32_DISPLAY_INFO (f)->n_planes * FRAME_W32_DISPLAY_INFO (f)->n_cbits) == 1) |
ee78dc32 GV |
1936 | return def; |
1937 | ||
6fc2811b | 1938 | /* w32_defined_color is responsible for coping with failures |
ee78dc32 | 1939 | by looking for a near-miss. */ |
6fc2811b JR |
1940 | if (w32_defined_color (f, XSTRING (arg)->data, &cdef, 1)) |
1941 | return cdef.pixel; | |
ee78dc32 GV |
1942 | |
1943 | /* defined_color failed; return an ultimate default. */ | |
1944 | return def; | |
1945 | } | |
1946 | \f | |
dfff8a69 JR |
1947 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1948 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1949 | ||
1950 | static void | |
1951 | x_set_line_spacing (f, new_value, old_value) | |
1952 | struct frame *f; | |
1953 | Lisp_Object new_value, old_value; | |
1954 | { | |
1955 | if (NILP (new_value)) | |
1956 | f->extra_line_spacing = 0; | |
1957 | else if (NATNUMP (new_value)) | |
1958 | f->extra_line_spacing = XFASTINT (new_value); | |
1959 | else | |
1a948b17 | 1960 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
dfff8a69 JR |
1961 | Fcons (new_value, Qnil))); |
1962 | if (FRAME_VISIBLE_P (f)) | |
1963 | redraw_frame (f); | |
1964 | } | |
1965 | ||
1966 | ||
6fc2811b JR |
1967 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
1968 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1969 | ||
1970 | static void | |
1971 | x_set_screen_gamma (f, new_value, old_value) | |
1972 | struct frame *f; | |
1973 | Lisp_Object new_value, old_value; | |
1974 | { | |
1975 | if (NILP (new_value)) | |
1976 | f->gamma = 0; | |
1977 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1978 | /* The value 0.4545 is the normal viewing gamma. */ | |
1979 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1980 | else | |
1a948b17 | 1981 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
6fc2811b JR |
1982 | Fcons (new_value, Qnil))); |
1983 | ||
1984 | clear_face_cache (0); | |
1985 | } | |
1986 | ||
1987 | ||
ee78dc32 GV |
1988 | /* Functions called only from `x_set_frame_param' |
1989 | to set individual parameters. | |
1990 | ||
fbd6baed | 1991 | If FRAME_W32_WINDOW (f) is 0, |
ee78dc32 GV |
1992 | the frame is being created and its window does not exist yet. |
1993 | In that case, just record the parameter's new value | |
1994 | in the standard place; do not attempt to change the window. */ | |
1995 | ||
1996 | void | |
1997 | x_set_foreground_color (f, arg, oldval) | |
1998 | struct frame *f; | |
1999 | Lisp_Object arg, oldval; | |
2000 | { | |
3cf3436e JR |
2001 | struct w32_output *x = f->output_data.w32; |
2002 | PIX_TYPE fg, old_fg; | |
2003 | ||
2004 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
2005 | old_fg = FRAME_FOREGROUND_PIXEL (f); | |
2006 | FRAME_FOREGROUND_PIXEL (f) = fg; | |
5ac45f98 | 2007 | |
fbd6baed | 2008 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2009 | { |
3cf3436e JR |
2010 | if (x->cursor_pixel == old_fg) |
2011 | x->cursor_pixel = fg; | |
2012 | ||
6fc2811b | 2013 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
ee78dc32 GV |
2014 | if (FRAME_VISIBLE_P (f)) |
2015 | redraw_frame (f); | |
2016 | } | |
2017 | } | |
2018 | ||
2019 | void | |
2020 | x_set_background_color (f, arg, oldval) | |
2021 | struct frame *f; | |
2022 | Lisp_Object arg, oldval; | |
2023 | { | |
6fc2811b | 2024 | FRAME_BACKGROUND_PIXEL (f) |
ee78dc32 GV |
2025 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
2026 | ||
fbd6baed | 2027 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2028 | { |
6fc2811b JR |
2029 | SetWindowLong (FRAME_W32_WINDOW (f), WND_BACKGROUND_INDEX, |
2030 | FRAME_BACKGROUND_PIXEL (f)); | |
ee78dc32 | 2031 | |
6fc2811b | 2032 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ee78dc32 GV |
2033 | |
2034 | if (FRAME_VISIBLE_P (f)) | |
2035 | redraw_frame (f); | |
2036 | } | |
2037 | } | |
2038 | ||
2039 | void | |
2040 | x_set_mouse_color (f, arg, oldval) | |
2041 | struct frame *f; | |
2042 | Lisp_Object arg, oldval; | |
2043 | { | |
ee78dc32 | 2044 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
dfc465d3 | 2045 | int count; |
ee78dc32 GV |
2046 | int mask_color; |
2047 | ||
2048 | if (!EQ (Qnil, arg)) | |
fbd6baed | 2049 | f->output_data.w32->mouse_pixel |
ee78dc32 | 2050 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
6fc2811b JR |
2051 | mask_color = FRAME_BACKGROUND_PIXEL (f); |
2052 | ||
2053 | /* Don't let pointers be invisible. */ | |
fbd6baed | 2054 | if (mask_color == f->output_data.w32->mouse_pixel |
6fc2811b JR |
2055 | && mask_color == FRAME_BACKGROUND_PIXEL (f)) |
2056 | f->output_data.w32->mouse_pixel = FRAME_FOREGROUND_PIXEL (f); | |
ee78dc32 | 2057 | |
767b1ff0 | 2058 | #if 0 /* TODO : cursor changes */ |
ee78dc32 GV |
2059 | BLOCK_INPUT; |
2060 | ||
2061 | /* It's not okay to crash if the user selects a screwy cursor. */ | |
fadca6c6 | 2062 | count = x_catch_errors (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2063 | |
2064 | if (!EQ (Qnil, Vx_pointer_shape)) | |
2065 | { | |
b7826503 | 2066 | CHECK_NUMBER (Vx_pointer_shape); |
fbd6baed | 2067 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XINT (Vx_pointer_shape)); |
ee78dc32 GV |
2068 | } |
2069 | else | |
fbd6baed GV |
2070 | cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2071 | x_check_errors (FRAME_W32_DISPLAY (f), "bad text pointer cursor: %s"); | |
ee78dc32 GV |
2072 | |
2073 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
2074 | { | |
b7826503 | 2075 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
fbd6baed | 2076 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2077 | XINT (Vx_nontext_pointer_shape)); |
2078 | } | |
2079 | else | |
fbd6baed GV |
2080 | nontext_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_left_ptr); |
2081 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 | 2082 | |
0af913d7 | 2083 | if (!EQ (Qnil, Vx_hourglass_pointer_shape)) |
6fc2811b | 2084 | { |
b7826503 | 2085 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
0af913d7 GM |
2086 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
2087 | XINT (Vx_hourglass_pointer_shape)); | |
6fc2811b JR |
2088 | } |
2089 | else | |
0af913d7 | 2090 | hourglass_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_watch); |
6fc2811b JR |
2091 | x_check_errors (FRAME_W32_DISPLAY (f), "bad busy pointer cursor: %s"); |
2092 | ||
2093 | x_check_errors (FRAME_W32_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
ee78dc32 GV |
2094 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
2095 | { | |
b7826503 | 2096 | CHECK_NUMBER (Vx_mode_pointer_shape); |
fbd6baed | 2097 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2098 | XINT (Vx_mode_pointer_shape)); |
2099 | } | |
2100 | else | |
fbd6baed GV |
2101 | mode_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_xterm); |
2102 | x_check_errors (FRAME_W32_DISPLAY (f), "bad modeline pointer cursor: %s"); | |
ee78dc32 GV |
2103 | |
2104 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) | |
2105 | { | |
b7826503 | 2106 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
ee78dc32 | 2107 | cross_cursor |
fbd6baed | 2108 | = XCreateFontCursor (FRAME_W32_DISPLAY (f), |
ee78dc32 GV |
2109 | XINT (Vx_sensitive_text_pointer_shape)); |
2110 | } | |
2111 | else | |
fbd6baed | 2112 | cross_cursor = XCreateFontCursor (FRAME_W32_DISPLAY (f), XC_crosshair); |
ee78dc32 | 2113 | |
4694d762 JR |
2114 | if (!NILP (Vx_window_horizontal_drag_shape)) |
2115 | { | |
b7826503 | 2116 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
4694d762 JR |
2117 | horizontal_drag_cursor |
2118 | = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
2119 | XINT (Vx_window_horizontal_drag_shape)); | |
2120 | } | |
2121 | else | |
2122 | horizontal_drag_cursor | |
2123 | = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_sb_h_double_arrow); | |
2124 | ||
ee78dc32 | 2125 | /* Check and report errors with the above calls. */ |
fbd6baed | 2126 | x_check_errors (FRAME_W32_DISPLAY (f), "can't set cursor shape: %s"); |
fadca6c6 | 2127 | x_uncatch_errors (FRAME_W32_DISPLAY (f), count); |
ee78dc32 GV |
2128 | |
2129 | { | |
2130 | XColor fore_color, back_color; | |
2131 | ||
fbd6baed | 2132 | fore_color.pixel = f->output_data.w32->mouse_pixel; |
ee78dc32 | 2133 | back_color.pixel = mask_color; |
fbd6baed GV |
2134 | XQueryColor (FRAME_W32_DISPLAY (f), |
2135 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2136 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2137 | &fore_color); |
fbd6baed GV |
2138 | XQueryColor (FRAME_W32_DISPLAY (f), |
2139 | DefaultColormap (FRAME_W32_DISPLAY (f), | |
2140 | DefaultScreen (FRAME_W32_DISPLAY (f))), | |
ee78dc32 | 2141 | &back_color); |
fbd6baed | 2142 | XRecolorCursor (FRAME_W32_DISPLAY (f), cursor, |
ee78dc32 | 2143 | &fore_color, &back_color); |
fbd6baed | 2144 | XRecolorCursor (FRAME_W32_DISPLAY (f), nontext_cursor, |
ee78dc32 | 2145 | &fore_color, &back_color); |
fbd6baed | 2146 | XRecolorCursor (FRAME_W32_DISPLAY (f), mode_cursor, |
ee78dc32 | 2147 | &fore_color, &back_color); |
fbd6baed | 2148 | XRecolorCursor (FRAME_W32_DISPLAY (f), cross_cursor, |
ee78dc32 | 2149 | &fore_color, &back_color); |
0af913d7 | 2150 | XRecolorCursor (FRAME_W32_DISPLAY (f), hourglass_cursor, |
6fc2811b | 2151 | &fore_color, &back_color); |
ee78dc32 GV |
2152 | } |
2153 | ||
fbd6baed | 2154 | if (FRAME_W32_WINDOW (f) != 0) |
6fc2811b | 2155 | XDefineCursor (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), cursor); |
ee78dc32 | 2156 | |
fbd6baed GV |
2157 | if (cursor != f->output_data.w32->text_cursor && f->output_data.w32->text_cursor != 0) |
2158 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->text_cursor); | |
2159 | f->output_data.w32->text_cursor = cursor; | |
2160 | ||
2161 | if (nontext_cursor != f->output_data.w32->nontext_cursor | |
2162 | && f->output_data.w32->nontext_cursor != 0) | |
2163 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->nontext_cursor); | |
2164 | f->output_data.w32->nontext_cursor = nontext_cursor; | |
2165 | ||
0af913d7 GM |
2166 | if (hourglass_cursor != f->output_data.w32->hourglass_cursor |
2167 | && f->output_data.w32->hourglass_cursor != 0) | |
2168 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->hourglass_cursor); | |
2169 | f->output_data.w32->hourglass_cursor = hourglass_cursor; | |
6fc2811b | 2170 | |
fbd6baed GV |
2171 | if (mode_cursor != f->output_data.w32->modeline_cursor |
2172 | && f->output_data.w32->modeline_cursor != 0) | |
2173 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->modeline_cursor); | |
2174 | f->output_data.w32->modeline_cursor = mode_cursor; | |
6fc2811b | 2175 | |
fbd6baed GV |
2176 | if (cross_cursor != f->output_data.w32->cross_cursor |
2177 | && f->output_data.w32->cross_cursor != 0) | |
2178 | XFreeCursor (FRAME_W32_DISPLAY (f), f->output_data.w32->cross_cursor); | |
2179 | f->output_data.w32->cross_cursor = cross_cursor; | |
2180 | ||
2181 | XFlush (FRAME_W32_DISPLAY (f)); | |
ee78dc32 | 2182 | UNBLOCK_INPUT; |
6fc2811b JR |
2183 | |
2184 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
767b1ff0 | 2185 | #endif /* TODO */ |
ee78dc32 GV |
2186 | } |
2187 | ||
70a0239a JR |
2188 | /* Defined in w32term.c. */ |
2189 | void x_update_cursor (struct frame *f, int on_p); | |
2190 | ||
ee78dc32 GV |
2191 | void |
2192 | x_set_cursor_color (f, arg, oldval) | |
2193 | struct frame *f; | |
2194 | Lisp_Object arg, oldval; | |
2195 | { | |
70a0239a | 2196 | unsigned long fore_pixel, pixel; |
ee78dc32 | 2197 | |
dfff8a69 | 2198 | if (!NILP (Vx_cursor_fore_pixel)) |
ee78dc32 | 2199 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
70a0239a | 2200 | WHITE_PIX_DEFAULT (f)); |
ee78dc32 | 2201 | else |
6fc2811b | 2202 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
70a0239a | 2203 | |
6759f872 | 2204 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 GV |
2205 | |
2206 | /* Make sure that the cursor color differs from the background color. */ | |
70a0239a | 2207 | if (pixel == FRAME_BACKGROUND_PIXEL (f)) |
ee78dc32 | 2208 | { |
70a0239a JR |
2209 | pixel = f->output_data.w32->mouse_pixel; |
2210 | if (pixel == fore_pixel) | |
6fc2811b | 2211 | fore_pixel = FRAME_BACKGROUND_PIXEL (f); |
ee78dc32 | 2212 | } |
70a0239a | 2213 | |
6fc2811b | 2214 | FRAME_FOREGROUND_PIXEL (f) = fore_pixel; |
70a0239a | 2215 | f->output_data.w32->cursor_pixel = pixel; |
ee78dc32 | 2216 | |
fbd6baed | 2217 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2218 | { |
2219 | if (FRAME_VISIBLE_P (f)) | |
2220 | { | |
70a0239a JR |
2221 | x_update_cursor (f, 0); |
2222 | x_update_cursor (f, 1); | |
ee78dc32 GV |
2223 | } |
2224 | } | |
6fc2811b JR |
2225 | |
2226 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
ee78dc32 GV |
2227 | } |
2228 | ||
33d52f9c GV |
2229 | /* Set the border-color of frame F to pixel value PIX. |
2230 | Note that this does not fully take effect if done before | |
2231 | F has an window. */ | |
2232 | void | |
2233 | x_set_border_pixel (f, pix) | |
2234 | struct frame *f; | |
2235 | int pix; | |
2236 | { | |
2237 | f->output_data.w32->border_pixel = pix; | |
2238 | ||
2239 | if (FRAME_W32_WINDOW (f) != 0 && f->output_data.w32->border_width > 0) | |
2240 | { | |
2241 | if (FRAME_VISIBLE_P (f)) | |
2242 | redraw_frame (f); | |
2243 | } | |
2244 | } | |
2245 | ||
ee78dc32 GV |
2246 | /* Set the border-color of frame F to value described by ARG. |
2247 | ARG can be a string naming a color. | |
2248 | The border-color is used for the border that is drawn by the server. | |
2249 | Note that this does not fully take effect if done before | |
2250 | F has a window; it must be redone when the window is created. */ | |
2251 | ||
2252 | void | |
2253 | x_set_border_color (f, arg, oldval) | |
2254 | struct frame *f; | |
2255 | Lisp_Object arg, oldval; | |
2256 | { | |
ee78dc32 GV |
2257 | int pix; |
2258 | ||
b7826503 | 2259 | CHECK_STRING (arg); |
ee78dc32 | 2260 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
ee78dc32 | 2261 | x_set_border_pixel (f, pix); |
6fc2811b | 2262 | update_face_from_frame_parameter (f, Qborder_color, arg); |
ee78dc32 GV |
2263 | } |
2264 | ||
dfff8a69 JR |
2265 | /* Value is the internal representation of the specified cursor type |
2266 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
2267 | of the bar cursor. */ | |
2268 | ||
2269 | enum text_cursor_kinds | |
2270 | x_specified_cursor_type (arg, width) | |
2271 | Lisp_Object arg; | |
2272 | int *width; | |
ee78dc32 | 2273 | { |
dfff8a69 JR |
2274 | enum text_cursor_kinds type; |
2275 | ||
ee78dc32 GV |
2276 | if (EQ (arg, Qbar)) |
2277 | { | |
dfff8a69 JR |
2278 | type = BAR_CURSOR; |
2279 | *width = 2; | |
ee78dc32 | 2280 | } |
dfff8a69 JR |
2281 | else if (CONSP (arg) |
2282 | && EQ (XCAR (arg), Qbar) | |
2283 | && INTEGERP (XCDR (arg)) | |
2284 | && XINT (XCDR (arg)) >= 0) | |
ee78dc32 | 2285 | { |
dfff8a69 JR |
2286 | type = BAR_CURSOR; |
2287 | *width = XINT (XCDR (arg)); | |
ee78dc32 | 2288 | } |
dfff8a69 JR |
2289 | else if (NILP (arg)) |
2290 | type = NO_CURSOR; | |
ee78dc32 GV |
2291 | else |
2292 | /* Treat anything unknown as "box cursor". | |
2293 | It was bad to signal an error; people have trouble fixing | |
2294 | .Xdefaults with Emacs, when it has something bad in it. */ | |
dfff8a69 JR |
2295 | type = FILLED_BOX_CURSOR; |
2296 | ||
2297 | return type; | |
2298 | } | |
2299 | ||
2300 | void | |
2301 | x_set_cursor_type (f, arg, oldval) | |
2302 | FRAME_PTR f; | |
2303 | Lisp_Object arg, oldval; | |
2304 | { | |
2305 | int width; | |
2306 | ||
2307 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
2308 | f->output_data.w32->cursor_width = width; | |
ee78dc32 GV |
2309 | |
2310 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
2311 | often do people change cursor types? */ | |
2312 | update_mode_lines++; | |
2313 | } | |
dfff8a69 | 2314 | \f |
ee78dc32 GV |
2315 | void |
2316 | x_set_icon_type (f, arg, oldval) | |
2317 | struct frame *f; | |
2318 | Lisp_Object arg, oldval; | |
2319 | { | |
ee78dc32 GV |
2320 | int result; |
2321 | ||
eb7576ce GV |
2322 | if (NILP (arg) && NILP (oldval)) |
2323 | return; | |
2324 | ||
2325 | if (STRINGP (arg) && STRINGP (oldval) | |
2326 | && EQ (Fstring_equal (oldval, arg), Qt)) | |
2327 | return; | |
2328 | ||
2329 | if (SYMBOLP (arg) && SYMBOLP (oldval) && EQ (arg, oldval)) | |
ee78dc32 GV |
2330 | return; |
2331 | ||
2332 | BLOCK_INPUT; | |
ee78dc32 | 2333 | |
eb7576ce | 2334 | result = x_bitmap_icon (f, arg); |
ee78dc32 GV |
2335 | if (result) |
2336 | { | |
2337 | UNBLOCK_INPUT; | |
2338 | error ("No icon window available"); | |
2339 | } | |
2340 | ||
ee78dc32 | 2341 | UNBLOCK_INPUT; |
ee78dc32 GV |
2342 | } |
2343 | ||
2344 | /* Return non-nil if frame F wants a bitmap icon. */ | |
2345 | ||
2346 | Lisp_Object | |
2347 | x_icon_type (f) | |
2348 | FRAME_PTR f; | |
2349 | { | |
2350 | Lisp_Object tem; | |
2351 | ||
2352 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
2353 | if (CONSP (tem)) | |
8e713be6 | 2354 | return XCDR (tem); |
ee78dc32 GV |
2355 | else |
2356 | return Qnil; | |
2357 | } | |
2358 | ||
2359 | void | |
2360 | x_set_icon_name (f, arg, oldval) | |
2361 | struct frame *f; | |
2362 | Lisp_Object arg, oldval; | |
2363 | { | |
ee78dc32 GV |
2364 | if (STRINGP (arg)) |
2365 | { | |
2366 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
2367 | return; | |
2368 | } | |
2369 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
2370 | return; | |
2371 | ||
2372 | f->icon_name = arg; | |
2373 | ||
2374 | #if 0 | |
fbd6baed | 2375 | if (f->output_data.w32->icon_bitmap != 0) |
ee78dc32 GV |
2376 | return; |
2377 | ||
2378 | BLOCK_INPUT; | |
2379 | ||
2380 | result = x_text_icon (f, | |
1edf84e7 | 2381 | (char *) XSTRING ((!NILP (f->icon_name) |
ee78dc32 | 2382 | ? f->icon_name |
1edf84e7 GV |
2383 | : !NILP (f->title) |
2384 | ? f->title | |
ee78dc32 GV |
2385 | : f->name))->data); |
2386 | ||
2387 | if (result) | |
2388 | { | |
2389 | UNBLOCK_INPUT; | |
2390 | error ("No icon window available"); | |
2391 | } | |
2392 | ||
2393 | /* If the window was unmapped (and its icon was mapped), | |
2394 | the new icon is not mapped, so map the window in its stead. */ | |
2395 | if (FRAME_VISIBLE_P (f)) | |
2396 | { | |
2397 | #ifdef USE_X_TOOLKIT | |
fbd6baed | 2398 | XtPopup (f->output_data.w32->widget, XtGrabNone); |
ee78dc32 | 2399 | #endif |
fbd6baed | 2400 | XMapWindow (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f)); |
ee78dc32 GV |
2401 | } |
2402 | ||
fbd6baed | 2403 | XFlush (FRAME_W32_DISPLAY (f)); |
ee78dc32 GV |
2404 | UNBLOCK_INPUT; |
2405 | #endif | |
2406 | } | |
2407 | ||
2408 | extern Lisp_Object x_new_font (); | |
4587b026 | 2409 | extern Lisp_Object x_new_fontset(); |
ee78dc32 GV |
2410 | |
2411 | void | |
2412 | x_set_font (f, arg, oldval) | |
2413 | struct frame *f; | |
2414 | Lisp_Object arg, oldval; | |
2415 | { | |
2416 | Lisp_Object result; | |
4587b026 | 2417 | Lisp_Object fontset_name; |
4b817373 | 2418 | Lisp_Object frame; |
3cf3436e | 2419 | int old_fontset = FRAME_FONTSET(f); |
ee78dc32 | 2420 | |
b7826503 | 2421 | CHECK_STRING (arg); |
ee78dc32 | 2422 | |
4587b026 GV |
2423 | fontset_name = Fquery_fontset (arg, Qnil); |
2424 | ||
ee78dc32 | 2425 | BLOCK_INPUT; |
4587b026 GV |
2426 | result = (STRINGP (fontset_name) |
2427 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
2428 | : x_new_font (f, XSTRING (arg)->data)); | |
ee78dc32 GV |
2429 | UNBLOCK_INPUT; |
2430 | ||
2431 | if (EQ (result, Qnil)) | |
dfff8a69 | 2432 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ee78dc32 | 2433 | else if (EQ (result, Qt)) |
dfff8a69 | 2434 | error ("The characters of the given font have varying widths"); |
ee78dc32 GV |
2435 | else if (STRINGP (result)) |
2436 | { | |
3cf3436e JR |
2437 | if (STRINGP (fontset_name)) |
2438 | { | |
2439 | /* Fontset names are built from ASCII font names, so the | |
2440 | names may be equal despite there was a change. */ | |
2441 | if (old_fontset == FRAME_FONTSET (f)) | |
2442 | return; | |
2443 | } | |
2444 | else if (!NILP (Fequal (result, oldval))) | |
dc220243 | 2445 | return; |
3cf3436e | 2446 | |
ee78dc32 | 2447 | store_frame_param (f, Qfont, result); |
6fc2811b | 2448 | recompute_basic_faces (f); |
ee78dc32 GV |
2449 | } |
2450 | else | |
2451 | abort (); | |
4b817373 | 2452 | |
6fc2811b JR |
2453 | do_pending_window_change (0); |
2454 | ||
2455 | /* Don't call `face-set-after-frame-default' when faces haven't been | |
2456 | initialized yet. This is the case when called from | |
2457 | Fx_create_frame. In that case, the X widget or window doesn't | |
2458 | exist either, and we can end up in x_report_frame_params with a | |
2459 | null widget which gives a segfault. */ | |
2460 | if (FRAME_FACE_CACHE (f)) | |
2461 | { | |
2462 | XSETFRAME (frame, f); | |
2463 | call1 (Qface_set_after_frame_default, frame); | |
2464 | } | |
ee78dc32 GV |
2465 | } |
2466 | ||
41c1bdd9 KS |
2467 | static void |
2468 | x_set_fringe_width (f, new_value, old_value) | |
2469 | struct frame *f; | |
2470 | Lisp_Object new_value, old_value; | |
2471 | { | |
2472 | x_compute_fringe_widths (f, 1); | |
2473 | } | |
2474 | ||
ee78dc32 GV |
2475 | void |
2476 | x_set_border_width (f, arg, oldval) | |
2477 | struct frame *f; | |
2478 | Lisp_Object arg, oldval; | |
2479 | { | |
b7826503 | 2480 | CHECK_NUMBER (arg); |
ee78dc32 | 2481 | |
fbd6baed | 2482 | if (XINT (arg) == f->output_data.w32->border_width) |
ee78dc32 GV |
2483 | return; |
2484 | ||
fbd6baed | 2485 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
2486 | error ("Cannot change the border width of a window"); |
2487 | ||
fbd6baed | 2488 | f->output_data.w32->border_width = XINT (arg); |
ee78dc32 GV |
2489 | } |
2490 | ||
2491 | void | |
2492 | x_set_internal_border_width (f, arg, oldval) | |
2493 | struct frame *f; | |
2494 | Lisp_Object arg, oldval; | |
2495 | { | |
fbd6baed | 2496 | int old = f->output_data.w32->internal_border_width; |
ee78dc32 | 2497 | |
b7826503 | 2498 | CHECK_NUMBER (arg); |
fbd6baed GV |
2499 | f->output_data.w32->internal_border_width = XINT (arg); |
2500 | if (f->output_data.w32->internal_border_width < 0) | |
2501 | f->output_data.w32->internal_border_width = 0; | |
ee78dc32 | 2502 | |
fbd6baed | 2503 | if (f->output_data.w32->internal_border_width == old) |
ee78dc32 GV |
2504 | return; |
2505 | ||
fbd6baed | 2506 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 2507 | { |
ee78dc32 | 2508 | x_set_window_size (f, 0, f->width, f->height); |
ee78dc32 | 2509 | SET_FRAME_GARBAGED (f); |
6fc2811b | 2510 | do_pending_window_change (0); |
ee78dc32 | 2511 | } |
a05e2bae JR |
2512 | else |
2513 | SET_FRAME_GARBAGED (f); | |
ee78dc32 GV |
2514 | } |
2515 | ||
2516 | void | |
2517 | x_set_visibility (f, value, oldval) | |
2518 | struct frame *f; | |
2519 | Lisp_Object value, oldval; | |
2520 | { | |
2521 | Lisp_Object frame; | |
2522 | XSETFRAME (frame, f); | |
2523 | ||
2524 | if (NILP (value)) | |
2525 | Fmake_frame_invisible (frame, Qt); | |
2526 | else if (EQ (value, Qicon)) | |
2527 | Ficonify_frame (frame); | |
2528 | else | |
2529 | Fmake_frame_visible (frame); | |
2530 | } | |
2531 | ||
a1258667 JR |
2532 | \f |
2533 | /* Change window heights in windows rooted in WINDOW by N lines. */ | |
2534 | ||
2535 | static void | |
2536 | x_change_window_heights (window, n) | |
2537 | Lisp_Object window; | |
2538 | int n; | |
2539 | { | |
2540 | struct window *w = XWINDOW (window); | |
2541 | ||
2542 | XSETFASTINT (w->top, XFASTINT (w->top) + n); | |
2543 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
2544 | ||
2545 | if (INTEGERP (w->orig_top)) | |
2546 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2547 | if (INTEGERP (w->orig_height)) | |
2548 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2549 | ||
2550 | /* Handle just the top child in a vertical split. */ | |
2551 | if (!NILP (w->vchild)) | |
2552 | x_change_window_heights (w->vchild, n); | |
2553 | ||
2554 | /* Adjust all children in a horizontal split. */ | |
2555 | for (window = w->hchild; !NILP (window); window = w->next) | |
2556 | { | |
2557 | w = XWINDOW (window); | |
2558 | x_change_window_heights (window, n); | |
2559 | } | |
2560 | } | |
2561 | ||
ee78dc32 GV |
2562 | void |
2563 | x_set_menu_bar_lines (f, value, oldval) | |
2564 | struct frame *f; | |
2565 | Lisp_Object value, oldval; | |
2566 | { | |
2567 | int nlines; | |
2568 | int olines = FRAME_MENU_BAR_LINES (f); | |
2569 | ||
2570 | /* Right now, menu bars don't work properly in minibuf-only frames; | |
2571 | most of the commands try to apply themselves to the minibuffer | |
6fc2811b | 2572 | frame itself, and get an error because you can't switch buffers |
ee78dc32 GV |
2573 | in or split the minibuffer window. */ |
2574 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2575 | return; | |
2576 | ||
2577 | if (INTEGERP (value)) | |
2578 | nlines = XINT (value); | |
2579 | else | |
2580 | nlines = 0; | |
2581 | ||
2582 | FRAME_MENU_BAR_LINES (f) = 0; | |
2583 | if (nlines) | |
2584 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
2585 | else | |
2586 | { | |
2587 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) | |
2588 | free_frame_menubar (f); | |
2589 | FRAME_EXTERNAL_MENU_BAR (f) = 0; | |
1edf84e7 GV |
2590 | |
2591 | /* Adjust the frame size so that the client (text) dimensions | |
2592 | remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being | |
2593 | set correctly. */ | |
2594 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
6fc2811b | 2595 | do_pending_window_change (0); |
ee78dc32 | 2596 | } |
6fc2811b JR |
2597 | adjust_glyphs (f); |
2598 | } | |
2599 | ||
2600 | ||
2601 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2602 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2603 | is the old number of tool bar lines. This function changes the | |
2604 | height of all windows on frame F to match the new tool bar height. | |
2605 | The frame's height doesn't change. */ | |
2606 | ||
2607 | void | |
2608 | x_set_tool_bar_lines (f, value, oldval) | |
2609 | struct frame *f; | |
2610 | Lisp_Object value, oldval; | |
2611 | { | |
36f8209a JR |
2612 | int delta, nlines, root_height; |
2613 | Lisp_Object root_window; | |
6fc2811b | 2614 | |
dc220243 JR |
2615 | /* Treat tool bars like menu bars. */ |
2616 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2617 | return; | |
2618 | ||
6fc2811b JR |
2619 | /* Use VALUE only if an integer >= 0. */ |
2620 | if (INTEGERP (value) && XINT (value) >= 0) | |
2621 | nlines = XFASTINT (value); | |
2622 | else | |
2623 | nlines = 0; | |
2624 | ||
2625 | /* Make sure we redisplay all windows in this frame. */ | |
2626 | ++windows_or_buffers_changed; | |
2627 | ||
2628 | delta = nlines - FRAME_TOOL_BAR_LINES (f); | |
36f8209a JR |
2629 | |
2630 | /* Don't resize the tool-bar to more than we have room for. */ | |
2631 | root_window = FRAME_ROOT_WINDOW (f); | |
2632 | root_height = XINT (XWINDOW (root_window)->height); | |
2633 | if (root_height - delta < 1) | |
2634 | { | |
2635 | delta = root_height - 1; | |
2636 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2637 | } | |
2638 | ||
6fc2811b | 2639 | FRAME_TOOL_BAR_LINES (f) = nlines; |
36f8209a | 2640 | x_change_window_heights (root_window, delta); |
6fc2811b | 2641 | adjust_glyphs (f); |
36f8209a JR |
2642 | |
2643 | /* We also have to make sure that the internal border at the top of | |
2644 | the frame, below the menu bar or tool bar, is redrawn when the | |
2645 | tool bar disappears. This is so because the internal border is | |
2646 | below the tool bar if one is displayed, but is below the menu bar | |
2647 | if there isn't a tool bar. The tool bar draws into the area | |
2648 | below the menu bar. */ | |
2649 | if (FRAME_W32_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2650 | { | |
2651 | updating_frame = f; | |
2652 | clear_frame (); | |
2653 | clear_current_matrices (f); | |
2654 | updating_frame = NULL; | |
2655 | } | |
2656 | ||
2657 | /* If the tool bar gets smaller, the internal border below it | |
2658 | has to be cleared. It was formerly part of the display | |
2659 | of the larger tool bar, and updating windows won't clear it. */ | |
2660 | if (delta < 0) | |
2661 | { | |
2662 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2663 | int width = PIXEL_WIDTH (f); | |
2664 | int y = nlines * CANON_Y_UNIT (f); | |
2665 | ||
2666 | BLOCK_INPUT; | |
2667 | { | |
2668 | HDC hdc = get_frame_dc (f); | |
2669 | w32_clear_area (f, hdc, 0, y, width, height); | |
2670 | release_frame_dc (f, hdc); | |
2671 | } | |
2672 | UNBLOCK_INPUT; | |
3cf3436e JR |
2673 | |
2674 | if (WINDOWP (f->tool_bar_window)) | |
2675 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
36f8209a | 2676 | } |
ee78dc32 GV |
2677 | } |
2678 | ||
6fc2811b | 2679 | |
ee78dc32 | 2680 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
fbd6baed | 2681 | w32_id_name. |
ee78dc32 GV |
2682 | |
2683 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2684 | name; if NAME is a string, set F's name to NAME and set | |
2685 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2686 | ||
2687 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2688 | suggesting a new name, which lisp code should override; if | |
2689 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2690 | ||
2691 | void | |
2692 | x_set_name (f, name, explicit) | |
2693 | struct frame *f; | |
2694 | Lisp_Object name; | |
2695 | int explicit; | |
2696 | { | |
2697 | /* Make sure that requests from lisp code override requests from | |
2698 | Emacs redisplay code. */ | |
2699 | if (explicit) | |
2700 | { | |
2701 | /* If we're switching from explicit to implicit, we had better | |
2702 | update the mode lines and thereby update the title. */ | |
2703 | if (f->explicit_name && NILP (name)) | |
2704 | update_mode_lines = 1; | |
2705 | ||
2706 | f->explicit_name = ! NILP (name); | |
2707 | } | |
2708 | else if (f->explicit_name) | |
2709 | return; | |
2710 | ||
fbd6baed | 2711 | /* If NAME is nil, set the name to the w32_id_name. */ |
ee78dc32 GV |
2712 | if (NILP (name)) |
2713 | { | |
2714 | /* Check for no change needed in this very common case | |
2715 | before we do any consing. */ | |
fbd6baed | 2716 | if (!strcmp (FRAME_W32_DISPLAY_INFO (f)->w32_id_name, |
ee78dc32 GV |
2717 | XSTRING (f->name)->data)) |
2718 | return; | |
fbd6baed | 2719 | name = build_string (FRAME_W32_DISPLAY_INFO (f)->w32_id_name); |
ee78dc32 GV |
2720 | } |
2721 | else | |
b7826503 | 2722 | CHECK_STRING (name); |
ee78dc32 GV |
2723 | |
2724 | /* Don't change the name if it's already NAME. */ | |
2725 | if (! NILP (Fstring_equal (name, f->name))) | |
2726 | return; | |
2727 | ||
1edf84e7 GV |
2728 | f->name = name; |
2729 | ||
2730 | /* For setting the frame title, the title parameter should override | |
2731 | the name parameter. */ | |
2732 | if (! NILP (f->title)) | |
2733 | name = f->title; | |
2734 | ||
fbd6baed | 2735 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2736 | { |
6fc2811b | 2737 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2738 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2739 | |
ee78dc32 | 2740 | BLOCK_INPUT; |
fbd6baed | 2741 | SetWindowText(FRAME_W32_WINDOW (f), XSTRING (name)->data); |
ee78dc32 GV |
2742 | UNBLOCK_INPUT; |
2743 | } | |
ee78dc32 GV |
2744 | } |
2745 | ||
2746 | /* This function should be called when the user's lisp code has | |
2747 | specified a name for the frame; the name will override any set by the | |
2748 | redisplay code. */ | |
2749 | void | |
2750 | x_explicitly_set_name (f, arg, oldval) | |
2751 | FRAME_PTR f; | |
2752 | Lisp_Object arg, oldval; | |
2753 | { | |
2754 | x_set_name (f, arg, 1); | |
2755 | } | |
2756 | ||
2757 | /* This function should be called by Emacs redisplay code to set the | |
2758 | name; names set this way will never override names set by the user's | |
2759 | lisp code. */ | |
2760 | void | |
2761 | x_implicitly_set_name (f, arg, oldval) | |
2762 | FRAME_PTR f; | |
2763 | Lisp_Object arg, oldval; | |
2764 | { | |
2765 | x_set_name (f, arg, 0); | |
2766 | } | |
1edf84e7 GV |
2767 | \f |
2768 | /* Change the title of frame F to NAME. | |
2769 | If NAME is nil, use the frame name as the title. | |
2770 | ||
2771 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
2772 | name; if NAME is a string, set F's name to NAME and set | |
2773 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2774 | ||
2775 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2776 | suggesting a new name, which lisp code should override; if | |
2777 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
ee78dc32 | 2778 | |
1edf84e7 | 2779 | void |
6fc2811b | 2780 | x_set_title (f, name, old_name) |
1edf84e7 | 2781 | struct frame *f; |
6fc2811b | 2782 | Lisp_Object name, old_name; |
1edf84e7 GV |
2783 | { |
2784 | /* Don't change the title if it's already NAME. */ | |
2785 | if (EQ (name, f->title)) | |
2786 | return; | |
2787 | ||
2788 | update_mode_lines = 1; | |
2789 | ||
2790 | f->title = name; | |
2791 | ||
2792 | if (NILP (name)) | |
2793 | name = f->name; | |
2794 | ||
2795 | if (FRAME_W32_WINDOW (f)) | |
2796 | { | |
6fc2811b | 2797 | if (STRING_MULTIBYTE (name)) |
dfff8a69 | 2798 | name = ENCODE_SYSTEM (name); |
6fc2811b | 2799 | |
1edf84e7 GV |
2800 | BLOCK_INPUT; |
2801 | SetWindowText(FRAME_W32_WINDOW (f), XSTRING (name)->data); | |
2802 | UNBLOCK_INPUT; | |
2803 | } | |
2804 | } | |
2805 | \f | |
ee78dc32 GV |
2806 | void |
2807 | x_set_autoraise (f, arg, oldval) | |
2808 | struct frame *f; | |
2809 | Lisp_Object arg, oldval; | |
2810 | { | |
2811 | f->auto_raise = !EQ (Qnil, arg); | |
2812 | } | |
2813 | ||
2814 | void | |
2815 | x_set_autolower (f, arg, oldval) | |
2816 | struct frame *f; | |
2817 | Lisp_Object arg, oldval; | |
2818 | { | |
2819 | f->auto_lower = !EQ (Qnil, arg); | |
2820 | } | |
2821 | ||
2822 | void | |
2823 | x_set_unsplittable (f, arg, oldval) | |
2824 | struct frame *f; | |
2825 | Lisp_Object arg, oldval; | |
2826 | { | |
2827 | f->no_split = !NILP (arg); | |
2828 | } | |
2829 | ||
2830 | void | |
2831 | x_set_vertical_scroll_bars (f, arg, oldval) | |
2832 | struct frame *f; | |
2833 | Lisp_Object arg, oldval; | |
2834 | { | |
1026b400 RS |
2835 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2836 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2837 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2838 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
ee78dc32 | 2839 | { |
1026b400 RS |
2840 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = NILP (arg) ? |
2841 | vertical_scroll_bar_none : | |
87996783 GV |
2842 | /* Put scroll bars on the right by default, as is conventional |
2843 | on MS-Windows. */ | |
2844 | EQ (Qleft, arg) | |
2845 | ? vertical_scroll_bar_left | |
2846 | : vertical_scroll_bar_right; | |
ee78dc32 GV |
2847 | |
2848 | /* We set this parameter before creating the window for the | |
2849 | frame, so we can get the geometry right from the start. | |
2850 | However, if the window hasn't been created yet, we shouldn't | |
2851 | call x_set_window_size. */ | |
fbd6baed | 2852 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2853 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2854 | do_pending_window_change (0); |
ee78dc32 GV |
2855 | } |
2856 | } | |
2857 | ||
2858 | void | |
2859 | x_set_scroll_bar_width (f, arg, oldval) | |
2860 | struct frame *f; | |
2861 | Lisp_Object arg, oldval; | |
2862 | { | |
6fc2811b JR |
2863 | int wid = FONT_WIDTH (f->output_data.w32->font); |
2864 | ||
ee78dc32 GV |
2865 | if (NILP (arg)) |
2866 | { | |
6fc2811b JR |
2867 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = GetSystemMetrics (SM_CXVSCROLL); |
2868 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) + | |
2869 | wid - 1) / wid; | |
2870 | if (FRAME_W32_WINDOW (f)) | |
2871 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2872 | do_pending_window_change (0); | |
ee78dc32 GV |
2873 | } |
2874 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2875 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
2876 | { | |
ee78dc32 | 2877 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
6fc2811b JR |
2878 | FRAME_SCROLL_BAR_COLS (f) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) |
2879 | + wid-1) / wid; | |
fbd6baed | 2880 | if (FRAME_W32_WINDOW (f)) |
ee78dc32 | 2881 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
6fc2811b | 2882 | do_pending_window_change (0); |
ee78dc32 | 2883 | } |
6fc2811b JR |
2884 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
2885 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; | |
2886 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
ee78dc32 GV |
2887 | } |
2888 | \f | |
2889 | /* Subroutines of creating an frame. */ | |
2890 | ||
2891 | /* Make sure that Vx_resource_name is set to a reasonable value. | |
2892 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2893 | ||
2894 | static void | |
2895 | validate_x_resource_name () | |
2896 | { | |
6fc2811b | 2897 | int len = 0; |
ee78dc32 GV |
2898 | /* Number of valid characters in the resource name. */ |
2899 | int good_count = 0; | |
2900 | /* Number of invalid characters in the resource name. */ | |
2901 | int bad_count = 0; | |
2902 | Lisp_Object new; | |
2903 | int i; | |
2904 | ||
2905 | if (STRINGP (Vx_resource_name)) | |
2906 | { | |
2907 | unsigned char *p = XSTRING (Vx_resource_name)->data; | |
2908 | int i; | |
2909 | ||
dfff8a69 | 2910 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
ee78dc32 GV |
2911 | |
2912 | /* Only letters, digits, - and _ are valid in resource names. | |
2913 | Count the valid characters and count the invalid ones. */ | |
2914 | for (i = 0; i < len; i++) | |
2915 | { | |
2916 | int c = p[i]; | |
2917 | if (! ((c >= 'a' && c <= 'z') | |
2918 | || (c >= 'A' && c <= 'Z') | |
2919 | || (c >= '0' && c <= '9') | |
2920 | || c == '-' || c == '_')) | |
2921 | bad_count++; | |
2922 | else | |
2923 | good_count++; | |
2924 | } | |
2925 | } | |
2926 | else | |
2927 | /* Not a string => completely invalid. */ | |
2928 | bad_count = 5, good_count = 0; | |
2929 | ||
2930 | /* If name is valid already, return. */ | |
2931 | if (bad_count == 0) | |
2932 | return; | |
2933 | ||
2934 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2935 | if (good_count == 0 | |
2936 | || (good_count == 1 && bad_count > 0)) | |
2937 | { | |
2938 | Vx_resource_name = build_string ("emacs"); | |
2939 | return; | |
2940 | } | |
2941 | ||
2942 | /* Name is partly valid. Copy it and replace the invalid characters | |
2943 | with underscores. */ | |
2944 | ||
2945 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2946 | ||
2947 | for (i = 0; i < len; i++) | |
2948 | { | |
2949 | int c = XSTRING (new)->data[i]; | |
2950 | if (! ((c >= 'a' && c <= 'z') | |
2951 | || (c >= 'A' && c <= 'Z') | |
2952 | || (c >= '0' && c <= '9') | |
2953 | || c == '-' || c == '_')) | |
2954 | XSTRING (new)->data[i] = '_'; | |
2955 | } | |
2956 | } | |
2957 | ||
2958 | ||
2959 | extern char *x_get_string_resource (); | |
2960 | ||
2961 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, | |
74e1aeec JR |
2962 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
2963 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the | |
2964 | class, where INSTANCE is the name under which Emacs was invoked, or | |
2965 | the name specified by the `-name' or `-rn' command-line arguments. | |
2966 | ||
2967 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
2968 | class, respectively. You must specify both of them or neither. | |
2969 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
2970 | and the class is `Emacs.CLASS.SUBCLASS'. */) | |
ee78dc32 GV |
2971 | (attribute, class, component, subclass) |
2972 | Lisp_Object attribute, class, component, subclass; | |
2973 | { | |
2974 | register char *value; | |
2975 | char *name_key; | |
2976 | char *class_key; | |
2977 | ||
b7826503 PJ |
2978 | CHECK_STRING (attribute); |
2979 | CHECK_STRING (class); | |
ee78dc32 GV |
2980 | |
2981 | if (!NILP (component)) | |
b7826503 | 2982 | CHECK_STRING (component); |
ee78dc32 | 2983 | if (!NILP (subclass)) |
b7826503 | 2984 | CHECK_STRING (subclass); |
ee78dc32 GV |
2985 | if (NILP (component) != NILP (subclass)) |
2986 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2987 | ||
2988 | validate_x_resource_name (); | |
2989 | ||
2990 | /* Allocate space for the components, the dots which separate them, | |
2991 | and the final '\0'. Make them big enough for the worst case. */ | |
dfff8a69 | 2992 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
ee78dc32 | 2993 | + (STRINGP (component) |
dfff8a69 JR |
2994 | ? STRING_BYTES (XSTRING (component)) : 0) |
2995 | + STRING_BYTES (XSTRING (attribute)) | |
ee78dc32 GV |
2996 | + 3); |
2997 | ||
2998 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
dfff8a69 | 2999 | + STRING_BYTES (XSTRING (class)) |
ee78dc32 | 3000 | + (STRINGP (subclass) |
dfff8a69 | 3001 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
ee78dc32 GV |
3002 | + 3); |
3003 | ||
3004 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
3005 | and with `Emacs' for the class key (the general one). */ | |
3006 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
3007 | strcpy (class_key, EMACS_CLASS); | |
3008 | ||
3009 | strcat (class_key, "."); | |
3010 | strcat (class_key, XSTRING (class)->data); | |
3011 | ||
3012 | if (!NILP (component)) | |
3013 | { | |
3014 | strcat (class_key, "."); | |
3015 | strcat (class_key, XSTRING (subclass)->data); | |
3016 | ||
3017 | strcat (name_key, "."); | |
3018 | strcat (name_key, XSTRING (component)->data); | |
3019 | } | |
3020 | ||
3021 | strcat (name_key, "."); | |
3022 | strcat (name_key, XSTRING (attribute)->data); | |
3023 | ||
3024 | value = x_get_string_resource (Qnil, | |
3025 | name_key, class_key); | |
3026 | ||
3027 | if (value != (char *) 0) | |
3028 | return build_string (value); | |
3029 | else | |
3030 | return Qnil; | |
3031 | } | |
3032 | ||
3033 | /* Used when C code wants a resource value. */ | |
3034 | ||
3035 | char * | |
3036 | x_get_resource_string (attribute, class) | |
3037 | char *attribute, *class; | |
3038 | { | |
ee78dc32 GV |
3039 | char *name_key; |
3040 | char *class_key; | |
6fc2811b | 3041 | struct frame *sf = SELECTED_FRAME (); |
ee78dc32 GV |
3042 | |
3043 | /* Allocate space for the components, the dots which separate them, | |
3044 | and the final '\0'. */ | |
dfff8a69 | 3045 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
ee78dc32 GV |
3046 | + strlen (attribute) + 2); |
3047 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
3048 | + strlen (class) + 2); | |
3049 | ||
3050 | sprintf (name_key, "%s.%s", | |
3051 | XSTRING (Vinvocation_name)->data, | |
3052 | attribute); | |
3053 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
3054 | ||
6fc2811b | 3055 | return x_get_string_resource (sf, name_key, class_key); |
ee78dc32 GV |
3056 | } |
3057 | ||
3058 | /* Types we might convert a resource string into. */ | |
3059 | enum resource_types | |
6fc2811b JR |
3060 | { |
3061 | RES_TYPE_NUMBER, | |
3062 | RES_TYPE_FLOAT, | |
3063 | RES_TYPE_BOOLEAN, | |
3064 | RES_TYPE_STRING, | |
3065 | RES_TYPE_SYMBOL | |
3066 | }; | |
ee78dc32 GV |
3067 | |
3068 | /* Return the value of parameter PARAM. | |
3069 | ||
3070 | First search ALIST, then Vdefault_frame_alist, then the X defaults | |
3071 | database, using ATTRIBUTE as the attribute name and CLASS as its class. | |
3072 | ||
3073 | Convert the resource to the type specified by desired_type. | |
3074 | ||
3075 | If no default is specified, return Qunbound. If you call | |
6fc2811b | 3076 | w32_get_arg, make sure you deal with Qunbound in a reasonable way, |
ee78dc32 GV |
3077 | and don't let it get stored in any Lisp-visible variables! */ |
3078 | ||
3079 | static Lisp_Object | |
6fc2811b | 3080 | w32_get_arg (alist, param, attribute, class, type) |
ee78dc32 GV |
3081 | Lisp_Object alist, param; |
3082 | char *attribute; | |
3083 | char *class; | |
3084 | enum resource_types type; | |
3085 | { | |
3086 | register Lisp_Object tem; | |
3087 | ||
3088 | tem = Fassq (param, alist); | |
3089 | if (EQ (tem, Qnil)) | |
3090 | tem = Fassq (param, Vdefault_frame_alist); | |
3091 | if (EQ (tem, Qnil)) | |
3092 | { | |
3093 | ||
3094 | if (attribute) | |
3095 | { | |
3096 | tem = Fx_get_resource (build_string (attribute), | |
3097 | build_string (class), | |
3098 | Qnil, Qnil); | |
3099 | ||
3100 | if (NILP (tem)) | |
3101 | return Qunbound; | |
3102 | ||
3103 | switch (type) | |
3104 | { | |
6fc2811b | 3105 | case RES_TYPE_NUMBER: |
ee78dc32 GV |
3106 | return make_number (atoi (XSTRING (tem)->data)); |
3107 | ||
6fc2811b JR |
3108 | case RES_TYPE_FLOAT: |
3109 | return make_float (atof (XSTRING (tem)->data)); | |
3110 | ||
3111 | case RES_TYPE_BOOLEAN: | |
ee78dc32 GV |
3112 | tem = Fdowncase (tem); |
3113 | if (!strcmp (XSTRING (tem)->data, "on") | |
3114 | || !strcmp (XSTRING (tem)->data, "true")) | |
3115 | return Qt; | |
3116 | else | |
3117 | return Qnil; | |
3118 | ||
6fc2811b | 3119 | case RES_TYPE_STRING: |
ee78dc32 GV |
3120 | return tem; |
3121 | ||
6fc2811b | 3122 | case RES_TYPE_SYMBOL: |
ee78dc32 GV |
3123 | /* As a special case, we map the values `true' and `on' |
3124 | to Qt, and `false' and `off' to Qnil. */ | |
3125 | { | |
3126 | Lisp_Object lower; | |
3127 | lower = Fdowncase (tem); | |
3128 | if (!strcmp (XSTRING (lower)->data, "on") | |
3129 | || !strcmp (XSTRING (lower)->data, "true")) | |
3130 | return Qt; | |
3131 | else if (!strcmp (XSTRING (lower)->data, "off") | |
3132 | || !strcmp (XSTRING (lower)->data, "false")) | |
3133 | return Qnil; | |
3134 | else | |
3135 | return Fintern (tem, Qnil); | |
3136 | } | |
3137 | ||
3138 | default: | |
3139 | abort (); | |
3140 | } | |
3141 | } | |
3142 | else | |
3143 | return Qunbound; | |
3144 | } | |
3145 | return Fcdr (tem); | |
3146 | } | |
3147 | ||
3148 | /* Record in frame F the specified or default value according to ALIST | |
dfff8a69 JR |
3149 | of the parameter named PROP (a Lisp symbol). |
3150 | If no value is specified for PROP, look for an X default for XPROP | |
ee78dc32 GV |
3151 | on the frame named NAME. |
3152 | If that is not found either, use the value DEFLT. */ | |
3153 | ||
3154 | static Lisp_Object | |
3155 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) | |
3156 | struct frame *f; | |
3157 | Lisp_Object alist; | |
3158 | Lisp_Object prop; | |
3159 | Lisp_Object deflt; | |
3160 | char *xprop; | |
3161 | char *xclass; | |
3162 | enum resource_types type; | |
3163 | { | |
3164 | Lisp_Object tem; | |
3165 | ||
6fc2811b | 3166 | tem = w32_get_arg (alist, prop, xprop, xclass, type); |
ee78dc32 GV |
3167 | if (EQ (tem, Qunbound)) |
3168 | tem = deflt; | |
3169 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3170 | return tem; | |
3171 | } | |
3172 | \f | |
3173 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, | |
74e1aeec JR |
3174 | doc: /* Parse an X-style geometry string STRING. |
3175 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). | |
3176 | The properties returned may include `top', `left', `height', and `width'. | |
3177 | The value of `left' or `top' may be an integer, | |
3178 | or a list (+ N) meaning N pixels relative to top/left corner, | |
3179 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) | |
ee78dc32 GV |
3180 | (string) |
3181 | Lisp_Object string; | |
3182 | { | |
3183 | int geometry, x, y; | |
3184 | unsigned int width, height; | |
3185 | Lisp_Object result; | |
3186 | ||
b7826503 | 3187 | CHECK_STRING (string); |
ee78dc32 GV |
3188 | |
3189 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3190 | &x, &y, &width, &height); | |
3191 | ||
3192 | result = Qnil; | |
3193 | if (geometry & XValue) | |
3194 | { | |
3195 | Lisp_Object element; | |
3196 | ||
3197 | if (x >= 0 && (geometry & XNegative)) | |
3198 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3199 | else if (x < 0 && ! (geometry & XNegative)) | |
3200 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
3201 | else | |
3202 | element = Fcons (Qleft, make_number (x)); | |
3203 | result = Fcons (element, result); | |
3204 | } | |
3205 | ||
3206 | if (geometry & YValue) | |
3207 | { | |
3208 | Lisp_Object element; | |
3209 | ||
3210 | if (y >= 0 && (geometry & YNegative)) | |
3211 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3212 | else if (y < 0 && ! (geometry & YNegative)) | |
3213 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
3214 | else | |
3215 | element = Fcons (Qtop, make_number (y)); | |
3216 | result = Fcons (element, result); | |
3217 | } | |
3218 | ||
3219 | if (geometry & WidthValue) | |
3220 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3221 | if (geometry & HeightValue) | |
3222 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3223 | ||
3224 | return result; | |
3225 | } | |
3226 | ||
3227 | /* Calculate the desired size and position of this window, | |
3228 | and return the flags saying which aspects were specified. | |
3229 | ||
3230 | This function does not make the coordinates positive. */ | |
3231 | ||
3232 | #define DEFAULT_ROWS 40 | |
3233 | #define DEFAULT_COLS 80 | |
3234 | ||
3235 | static int | |
3236 | x_figure_window_size (f, parms) | |
3237 | struct frame *f; | |
3238 | Lisp_Object parms; | |
3239 | { | |
3240 | register Lisp_Object tem0, tem1, tem2; | |
ee78dc32 GV |
3241 | long window_prompting = 0; |
3242 | ||
3243 | /* Default values if we fall through. | |
3244 | Actually, if that happens we should get | |
3245 | window manager prompting. */ | |
1026b400 | 3246 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
ee78dc32 GV |
3247 | f->height = DEFAULT_ROWS; |
3248 | /* Window managers expect that if program-specified | |
3249 | positions are not (0,0), they're intentional, not defaults. */ | |
fbd6baed GV |
3250 | f->output_data.w32->top_pos = 0; |
3251 | f->output_data.w32->left_pos = 0; | |
ee78dc32 | 3252 | |
35b41202 JR |
3253 | /* Ensure that old new_width and new_height will not override the |
3254 | values set here. */ | |
3255 | FRAME_NEW_WIDTH (f) = 0; | |
3256 | FRAME_NEW_HEIGHT (f) = 0; | |
3257 | ||
6fc2811b JR |
3258 | tem0 = w32_get_arg (parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3259 | tem1 = w32_get_arg (parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3260 | tem2 = w32_get_arg (parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3261 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3262 | { | |
3263 | if (!EQ (tem0, Qunbound)) | |
3264 | { | |
b7826503 | 3265 | CHECK_NUMBER (tem0); |
ee78dc32 GV |
3266 | f->height = XINT (tem0); |
3267 | } | |
3268 | if (!EQ (tem1, Qunbound)) | |
3269 | { | |
b7826503 | 3270 | CHECK_NUMBER (tem1); |
1026b400 | 3271 | SET_FRAME_WIDTH (f, XINT (tem1)); |
ee78dc32 GV |
3272 | } |
3273 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
3274 | window_prompting |= USSize; | |
3275 | else | |
3276 | window_prompting |= PSize; | |
3277 | } | |
3278 | ||
fbd6baed | 3279 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
3280 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3281 | ? 0 | |
3282 | : FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0 | |
3283 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f) | |
fbd6baed | 3284 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
41c1bdd9 | 3285 | x_compute_fringe_widths (f, 0); |
fbd6baed GV |
3286 | f->output_data.w32->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3287 | f->output_data.w32->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
ee78dc32 | 3288 | |
6fc2811b JR |
3289 | tem0 = w32_get_arg (parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3290 | tem1 = w32_get_arg (parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3291 | tem2 = w32_get_arg (parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
3292 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
3293 | { | |
3294 | if (EQ (tem0, Qminus)) | |
3295 | { | |
fbd6baed | 3296 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3297 | window_prompting |= YNegative; |
3298 | } | |
8e713be6 KR |
3299 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3300 | && CONSP (XCDR (tem0)) | |
3301 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3302 | { |
8e713be6 | 3303 | f->output_data.w32->top_pos = - XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3304 | window_prompting |= YNegative; |
3305 | } | |
8e713be6 KR |
3306 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3307 | && CONSP (XCDR (tem0)) | |
3308 | && INTEGERP (XCAR (XCDR (tem0)))) | |
ee78dc32 | 3309 | { |
8e713be6 | 3310 | f->output_data.w32->top_pos = XINT (XCAR (XCDR (tem0))); |
ee78dc32 GV |
3311 | } |
3312 | else if (EQ (tem0, Qunbound)) | |
fbd6baed | 3313 | f->output_data.w32->top_pos = 0; |
ee78dc32 GV |
3314 | else |
3315 | { | |
b7826503 | 3316 | CHECK_NUMBER (tem0); |
fbd6baed GV |
3317 | f->output_data.w32->top_pos = XINT (tem0); |
3318 | if (f->output_data.w32->top_pos < 0) | |
ee78dc32 GV |
3319 | window_prompting |= YNegative; |
3320 | } | |
3321 | ||
3322 | if (EQ (tem1, Qminus)) | |
3323 | { | |
fbd6baed | 3324 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3325 | window_prompting |= XNegative; |
3326 | } | |
8e713be6 KR |
3327 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3328 | && CONSP (XCDR (tem1)) | |
3329 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3330 | { |
8e713be6 | 3331 | f->output_data.w32->left_pos = - XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3332 | window_prompting |= XNegative; |
3333 | } | |
8e713be6 KR |
3334 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3335 | && CONSP (XCDR (tem1)) | |
3336 | && INTEGERP (XCAR (XCDR (tem1)))) | |
ee78dc32 | 3337 | { |
8e713be6 | 3338 | f->output_data.w32->left_pos = XINT (XCAR (XCDR (tem1))); |
ee78dc32 GV |
3339 | } |
3340 | else if (EQ (tem1, Qunbound)) | |
fbd6baed | 3341 | f->output_data.w32->left_pos = 0; |
ee78dc32 GV |
3342 | else |
3343 | { | |
b7826503 | 3344 | CHECK_NUMBER (tem1); |
fbd6baed GV |
3345 | f->output_data.w32->left_pos = XINT (tem1); |
3346 | if (f->output_data.w32->left_pos < 0) | |
ee78dc32 GV |
3347 | window_prompting |= XNegative; |
3348 | } | |
3349 | ||
3350 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) | |
3351 | window_prompting |= USPosition; | |
3352 | else | |
3353 | window_prompting |= PPosition; | |
3354 | } | |
3355 | ||
3356 | return window_prompting; | |
3357 | } | |
3358 | ||
3359 | \f | |
3360 | ||
fbd6baed | 3361 | extern LRESULT CALLBACK w32_wnd_proc (); |
ee78dc32 GV |
3362 | |
3363 | BOOL | |
fbd6baed | 3364 | w32_init_class (hinst) |
ee78dc32 GV |
3365 | HINSTANCE hinst; |
3366 | { | |
3367 | WNDCLASS wc; | |
3368 | ||
5ac45f98 | 3369 | wc.style = CS_HREDRAW | CS_VREDRAW; |
fbd6baed | 3370 | wc.lpfnWndProc = (WNDPROC) w32_wnd_proc; |
ee78dc32 GV |
3371 | wc.cbClsExtra = 0; |
3372 | wc.cbWndExtra = WND_EXTRA_BYTES; | |
3373 | wc.hInstance = hinst; | |
3374 | wc.hIcon = LoadIcon (hinst, EMACS_CLASS); | |
3375 | wc.hCursor = LoadCursor (NULL, IDC_ARROW); | |
4587b026 | 3376 | wc.hbrBackground = NULL; /* GetStockObject (WHITE_BRUSH); */ |
ee78dc32 GV |
3377 | wc.lpszMenuName = NULL; |
3378 | wc.lpszClassName = EMACS_CLASS; | |
3379 | ||
3380 | return (RegisterClass (&wc)); | |
3381 | } | |
3382 | ||
3383 | HWND | |
fbd6baed | 3384 | w32_createscrollbar (f, bar) |
ee78dc32 GV |
3385 | struct frame *f; |
3386 | struct scroll_bar * bar; | |
3387 | { | |
3388 | return (CreateWindow ("SCROLLBAR", "", SBS_VERT | WS_CHILD | WS_VISIBLE, | |
3389 | /* Position and size of scroll bar. */ | |
6fc2811b JR |
3390 | XINT(bar->left) + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
3391 | XINT(bar->top), | |
3392 | XINT(bar->width) - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, | |
3393 | XINT(bar->height), | |
fbd6baed | 3394 | FRAME_W32_WINDOW (f), |
ee78dc32 GV |
3395 | NULL, |
3396 | hinst, | |
3397 | NULL)); | |
3398 | } | |
3399 | ||
3400 | void | |
fbd6baed | 3401 | w32_createwindow (f) |
ee78dc32 GV |
3402 | struct frame *f; |
3403 | { | |
3404 | HWND hwnd; | |
1edf84e7 GV |
3405 | RECT rect; |
3406 | ||
3407 | rect.left = rect.top = 0; | |
3408 | rect.right = PIXEL_WIDTH (f); | |
3409 | rect.bottom = PIXEL_HEIGHT (f); | |
3410 | ||
3411 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
3412 | FRAME_EXTERNAL_MENU_BAR (f)); | |
ee78dc32 GV |
3413 | |
3414 | /* Do first time app init */ | |
3415 | ||
3416 | if (!hprevinst) | |
3417 | { | |
fbd6baed | 3418 | w32_init_class (hinst); |
ee78dc32 GV |
3419 | } |
3420 | ||
1edf84e7 GV |
3421 | FRAME_W32_WINDOW (f) = hwnd |
3422 | = CreateWindow (EMACS_CLASS, | |
3423 | f->namebuf, | |
9ead1b60 | 3424 | f->output_data.w32->dwStyle | WS_CLIPCHILDREN, |
1edf84e7 GV |
3425 | f->output_data.w32->left_pos, |
3426 | f->output_data.w32->top_pos, | |
3427 | rect.right - rect.left, | |
3428 | rect.bottom - rect.top, | |
3429 | NULL, | |
3430 | NULL, | |
3431 | hinst, | |
3432 | NULL); | |
3433 | ||
ee78dc32 GV |
3434 | if (hwnd) |
3435 | { | |
1edf84e7 GV |
3436 | SetWindowLong (hwnd, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
3437 | SetWindowLong (hwnd, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
3438 | SetWindowLong (hwnd, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
3439 | SetWindowLong (hwnd, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
6fc2811b | 3440 | SetWindowLong (hwnd, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); |
ee78dc32 | 3441 | |
cb9e33d4 RS |
3442 | /* Enable drag-n-drop. */ |
3443 | DragAcceptFiles (hwnd, TRUE); | |
3444 | ||
5ac45f98 GV |
3445 | /* Do this to discard the default setting specified by our parent. */ |
3446 | ShowWindow (hwnd, SW_HIDE); | |
3c190163 | 3447 | } |
3c190163 GV |
3448 | } |
3449 | ||
ee78dc32 GV |
3450 | void |
3451 | my_post_msg (wmsg, hwnd, msg, wParam, lParam) | |
fbd6baed | 3452 | W32Msg * wmsg; |
ee78dc32 GV |
3453 | HWND hwnd; |
3454 | UINT msg; | |
3455 | WPARAM wParam; | |
3456 | LPARAM lParam; | |
3457 | { | |
3458 | wmsg->msg.hwnd = hwnd; | |
3459 | wmsg->msg.message = msg; | |
3460 | wmsg->msg.wParam = wParam; | |
3461 | wmsg->msg.lParam = lParam; | |
3462 | wmsg->msg.time = GetMessageTime (); | |
3463 | ||
3464 | post_msg (wmsg); | |
3465 | } | |
3466 | ||
e9e23e23 | 3467 | /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish |
a1a80b40 GV |
3468 | between left and right keys as advertised. We test for this |
3469 | support dynamically, and set a flag when the support is absent. If | |
3470 | absent, we keep track of the left and right control and alt keys | |
3471 | ourselves. This is particularly necessary on keyboards that rely | |
3472 | upon the AltGr key, which is represented as having the left control | |
3473 | and right alt keys pressed. For these keyboards, we need to know | |
3474 | when the left alt key has been pressed in addition to the AltGr key | |
3475 | so that we can properly support M-AltGr-key sequences (such as M-@ | |
3476 | on Swedish keyboards). */ | |
3477 | ||
3478 | #define EMACS_LCONTROL 0 | |
3479 | #define EMACS_RCONTROL 1 | |
3480 | #define EMACS_LMENU 2 | |
3481 | #define EMACS_RMENU 3 | |
3482 | ||
3483 | static int modifiers[4]; | |
3484 | static int modifiers_recorded; | |
3485 | static int modifier_key_support_tested; | |
3486 | ||
3487 | static void | |
3488 | test_modifier_support (unsigned int wparam) | |
3489 | { | |
3490 | unsigned int l, r; | |
3491 | ||
3492 | if (wparam != VK_CONTROL && wparam != VK_MENU) | |
3493 | return; | |
3494 | if (wparam == VK_CONTROL) | |
3495 | { | |
3496 | l = VK_LCONTROL; | |
3497 | r = VK_RCONTROL; | |
3498 | } | |
3499 | else | |
3500 | { | |
3501 | l = VK_LMENU; | |
3502 | r = VK_RMENU; | |
3503 | } | |
3504 | if (!(GetKeyState (l) & 0x8000) && !(GetKeyState (r) & 0x8000)) | |
3505 | modifiers_recorded = 1; | |
3506 | else | |
3507 | modifiers_recorded = 0; | |
3508 | modifier_key_support_tested = 1; | |
3509 | } | |
3510 | ||
3511 | static void | |
3512 | record_keydown (unsigned int wparam, unsigned int lparam) | |
3513 | { | |
3514 | int i; | |
3515 | ||
3516 | if (!modifier_key_support_tested) | |
3517 | test_modifier_support (wparam); | |
3518 | ||
3519 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3520 | return; | |
3521 | ||
3522 | if (wparam == VK_CONTROL) | |
3523 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3524 | else | |
3525 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3526 | ||
3527 | modifiers[i] = 1; | |
3528 | } | |
3529 | ||
3530 | static void | |
3531 | record_keyup (unsigned int wparam, unsigned int lparam) | |
3532 | { | |
3533 | int i; | |
3534 | ||
3535 | if ((wparam != VK_CONTROL && wparam != VK_MENU) || !modifiers_recorded) | |
3536 | return; | |
3537 | ||
3538 | if (wparam == VK_CONTROL) | |
3539 | i = (lparam & 0x1000000) ? EMACS_RCONTROL : EMACS_LCONTROL; | |
3540 | else | |
3541 | i = (lparam & 0x1000000) ? EMACS_RMENU : EMACS_LMENU; | |
3542 | ||
3543 | modifiers[i] = 0; | |
3544 | } | |
3545 | ||
da36a4d6 GV |
3546 | /* Emacs can lose focus while a modifier key has been pressed. When |
3547 | it regains focus, be conservative and clear all modifiers since | |
3548 | we cannot reconstruct the left and right modifier state. */ | |
3549 | static void | |
3550 | reset_modifiers () | |
3551 | { | |
8681157a RS |
3552 | SHORT ctrl, alt; |
3553 | ||
adcc3809 GV |
3554 | if (GetFocus () == NULL) |
3555 | /* Emacs doesn't have keyboard focus. Do nothing. */ | |
da36a4d6 | 3556 | return; |
8681157a RS |
3557 | |
3558 | ctrl = GetAsyncKeyState (VK_CONTROL); | |
3559 | alt = GetAsyncKeyState (VK_MENU); | |
3560 | ||
8681157a RS |
3561 | if (!(ctrl & 0x08000)) |
3562 | /* Clear any recorded control modifier state. */ | |
3563 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3564 | ||
3565 | if (!(alt & 0x08000)) | |
3566 | /* Clear any recorded alt modifier state. */ | |
3567 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3568 | ||
adcc3809 GV |
3569 | /* Update the state of all modifier keys, because modifiers used in |
3570 | hot-key combinations can get stuck on if Emacs loses focus as a | |
3571 | result of a hot-key being pressed. */ | |
3572 | { | |
3573 | BYTE keystate[256]; | |
3574 | ||
3575 | #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8) | |
3576 | ||
3577 | GetKeyboardState (keystate); | |
3578 | keystate[VK_SHIFT] = CURRENT_STATE (VK_SHIFT); | |
3579 | keystate[VK_CONTROL] = CURRENT_STATE (VK_CONTROL); | |
3580 | keystate[VK_LCONTROL] = CURRENT_STATE (VK_LCONTROL); | |
3581 | keystate[VK_RCONTROL] = CURRENT_STATE (VK_RCONTROL); | |
3582 | keystate[VK_MENU] = CURRENT_STATE (VK_MENU); | |
3583 | keystate[VK_LMENU] = CURRENT_STATE (VK_LMENU); | |
3584 | keystate[VK_RMENU] = CURRENT_STATE (VK_RMENU); | |
3585 | keystate[VK_LWIN] = CURRENT_STATE (VK_LWIN); | |
3586 | keystate[VK_RWIN] = CURRENT_STATE (VK_RWIN); | |
3587 | keystate[VK_APPS] = CURRENT_STATE (VK_APPS); | |
3588 | SetKeyboardState (keystate); | |
3589 | } | |
da36a4d6 GV |
3590 | } |
3591 | ||
7830e24b RS |
3592 | /* Synchronize modifier state with what is reported with the current |
3593 | keystroke. Even if we cannot distinguish between left and right | |
3594 | modifier keys, we know that, if no modifiers are set, then neither | |
3595 | the left or right modifier should be set. */ | |
3596 | static void | |
3597 | sync_modifiers () | |
3598 | { | |
3599 | if (!modifiers_recorded) | |
3600 | return; | |
3601 | ||
3602 | if (!(GetKeyState (VK_CONTROL) & 0x8000)) | |
3603 | modifiers[EMACS_RCONTROL] = modifiers[EMACS_LCONTROL] = 0; | |
3604 | ||
3605 | if (!(GetKeyState (VK_MENU) & 0x8000)) | |
3606 | modifiers[EMACS_RMENU] = modifiers[EMACS_LMENU] = 0; | |
3607 | } | |
3608 | ||
a1a80b40 GV |
3609 | static int |
3610 | modifier_set (int vkey) | |
3611 | { | |
ccc2d29c | 3612 | if (vkey == VK_CAPITAL || vkey == VK_SCROLL) |
891560d6 | 3613 | return (GetKeyState (vkey) & 0x1); |
a1a80b40 GV |
3614 | if (!modifiers_recorded) |
3615 | return (GetKeyState (vkey) & 0x8000); | |
3616 | ||
3617 | switch (vkey) | |
3618 | { | |
3619 | case VK_LCONTROL: | |
3620 | return modifiers[EMACS_LCONTROL]; | |
3621 | case VK_RCONTROL: | |
3622 | return modifiers[EMACS_RCONTROL]; | |
3623 | case VK_LMENU: | |
3624 | return modifiers[EMACS_LMENU]; | |
3625 | case VK_RMENU: | |
3626 | return modifiers[EMACS_RMENU]; | |
a1a80b40 GV |
3627 | } |
3628 | return (GetKeyState (vkey) & 0x8000); | |
3629 | } | |
3630 | ||
ccc2d29c GV |
3631 | /* Convert between the modifier bits W32 uses and the modifier bits |
3632 | Emacs uses. */ | |
3633 | ||
3634 | unsigned int | |
3635 | w32_key_to_modifier (int key) | |
3636 | { | |
3637 | Lisp_Object key_mapping; | |
3638 | ||
3639 | switch (key) | |
3640 | { | |
3641 | case VK_LWIN: | |
3642 | key_mapping = Vw32_lwindow_modifier; | |
3643 | break; | |
3644 | case VK_RWIN: | |
3645 | key_mapping = Vw32_rwindow_modifier; | |
3646 | break; | |
3647 | case VK_APPS: | |
3648 | key_mapping = Vw32_apps_modifier; | |
3649 | break; | |
3650 | case VK_SCROLL: | |
3651 | key_mapping = Vw32_scroll_lock_modifier; | |
3652 | break; | |
3653 | default: | |
3654 | key_mapping = Qnil; | |
3655 | } | |
3656 | ||
adcc3809 GV |
3657 | /* NB. This code runs in the input thread, asychronously to the lisp |
3658 | thread, so we must be careful to ensure access to lisp data is | |
3659 | thread-safe. The following code is safe because the modifier | |
3660 | variable values are updated atomically from lisp and symbols are | |
3661 | not relocated by GC. Also, we don't have to worry about seeing GC | |
3662 | markbits here. */ | |
3663 | if (EQ (key_mapping, Qhyper)) | |
ccc2d29c | 3664 | return hyper_modifier; |
adcc3809 | 3665 | if (EQ (key_mapping, Qsuper)) |
ccc2d29c | 3666 | return super_modifier; |
adcc3809 | 3667 | if (EQ (key_mapping, Qmeta)) |
ccc2d29c | 3668 | return meta_modifier; |
adcc3809 | 3669 | if (EQ (key_mapping, Qalt)) |
ccc2d29c | 3670 | return alt_modifier; |
adcc3809 | 3671 | if (EQ (key_mapping, Qctrl)) |
ccc2d29c | 3672 | return ctrl_modifier; |
adcc3809 | 3673 | if (EQ (key_mapping, Qcontrol)) /* synonym for ctrl */ |
ccc2d29c | 3674 | return ctrl_modifier; |
adcc3809 | 3675 | if (EQ (key_mapping, Qshift)) |
ccc2d29c GV |
3676 | return shift_modifier; |
3677 | ||
3678 | /* Don't generate any modifier if not explicitly requested. */ | |
3679 | return 0; | |
3680 | } | |
3681 | ||
3682 | unsigned int | |
3683 | w32_get_modifiers () | |
3684 | { | |
3685 | return ((modifier_set (VK_SHIFT) ? shift_modifier : 0) | | |
3686 | (modifier_set (VK_CONTROL) ? ctrl_modifier : 0) | | |
3687 | (modifier_set (VK_LWIN) ? w32_key_to_modifier (VK_LWIN) : 0) | | |
3688 | (modifier_set (VK_RWIN) ? w32_key_to_modifier (VK_RWIN) : 0) | | |
3689 | (modifier_set (VK_APPS) ? w32_key_to_modifier (VK_APPS) : 0) | | |
3690 | (modifier_set (VK_SCROLL) ? w32_key_to_modifier (VK_SCROLL) : 0) | | |
3691 | (modifier_set (VK_MENU) ? | |
3692 | ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier) : 0)); | |
3693 | } | |
3694 | ||
a1a80b40 GV |
3695 | /* We map the VK_* modifiers into console modifier constants |
3696 | so that we can use the same routines to handle both console | |
3697 | and window input. */ | |
3698 | ||
3699 | static int | |
ccc2d29c | 3700 | construct_console_modifiers () |
a1a80b40 GV |
3701 | { |
3702 | int mods; | |
3703 | ||
a1a80b40 GV |
3704 | mods = 0; |
3705 | mods |= (modifier_set (VK_SHIFT)) ? SHIFT_PRESSED : 0; | |
3706 | mods |= (modifier_set (VK_CAPITAL)) ? CAPSLOCK_ON : 0; | |
ccc2d29c GV |
3707 | mods |= (modifier_set (VK_SCROLL)) ? SCROLLLOCK_ON : 0; |
3708 | mods |= (modifier_set (VK_NUMLOCK)) ? NUMLOCK_ON : 0; | |
a1a80b40 GV |
3709 | mods |= (modifier_set (VK_LCONTROL)) ? LEFT_CTRL_PRESSED : 0; |
3710 | mods |= (modifier_set (VK_RCONTROL)) ? RIGHT_CTRL_PRESSED : 0; | |
3711 | mods |= (modifier_set (VK_LMENU)) ? LEFT_ALT_PRESSED : 0; | |
3712 | mods |= (modifier_set (VK_RMENU)) ? RIGHT_ALT_PRESSED : 0; | |
ccc2d29c GV |
3713 | mods |= (modifier_set (VK_LWIN)) ? LEFT_WIN_PRESSED : 0; |
3714 | mods |= (modifier_set (VK_RWIN)) ? RIGHT_WIN_PRESSED : 0; | |
3715 | mods |= (modifier_set (VK_APPS)) ? APPS_PRESSED : 0; | |
a1a80b40 GV |
3716 | |
3717 | return mods; | |
3718 | } | |
3719 | ||
ccc2d29c GV |
3720 | static int |
3721 | w32_get_key_modifiers (unsigned int wparam, unsigned int lparam) | |
da36a4d6 | 3722 | { |
ccc2d29c GV |
3723 | int mods; |
3724 | ||
3725 | /* Convert to emacs modifiers. */ | |
3726 | mods = w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam); | |
3727 | ||
3728 | return mods; | |
3729 | } | |
da36a4d6 | 3730 | |
ccc2d29c GV |
3731 | unsigned int |
3732 | map_keypad_keys (unsigned int virt_key, unsigned int extended) | |
3733 | { | |
3734 | if (virt_key < VK_CLEAR || virt_key > VK_DELETE) | |
3735 | return virt_key; | |
da36a4d6 | 3736 | |
ccc2d29c | 3737 | if (virt_key == VK_RETURN) |
da36a4d6 GV |
3738 | return (extended ? VK_NUMPAD_ENTER : VK_RETURN); |
3739 | ||
ccc2d29c GV |
3740 | if (virt_key >= VK_PRIOR && virt_key <= VK_DOWN) |
3741 | return (!extended ? (VK_NUMPAD_PRIOR + (virt_key - VK_PRIOR)) : virt_key); | |
3742 | ||
3743 | if (virt_key == VK_INSERT || virt_key == VK_DELETE) | |
3744 | return (!extended ? (VK_NUMPAD_INSERT + (virt_key - VK_INSERT)) : virt_key); | |
3745 | ||
3746 | if (virt_key == VK_CLEAR) | |
3747 | return (!extended ? VK_NUMPAD_CLEAR : virt_key); | |
3748 | ||
3749 | return virt_key; | |
3750 | } | |
3751 | ||
3752 | /* List of special key combinations which w32 would normally capture, | |
3753 | but emacs should grab instead. Not directly visible to lisp, to | |
3754 | simplify synchronization. Each item is an integer encoding a virtual | |
3755 | key code and modifier combination to capture. */ | |
3756 | Lisp_Object w32_grabbed_keys; | |
3757 | ||
3758 | #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8)) | |
3759 | #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff) | |
3760 | #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255) | |
3761 | #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8) | |
3762 | ||
3763 | /* Register hot-keys for reserved key combinations when Emacs has | |
3764 | keyboard focus, since this is the only way Emacs can receive key | |
3765 | combinations like Alt-Tab which are used by the system. */ | |
3766 | ||
3767 | static void | |
3768 | register_hot_keys (hwnd) | |
3769 | HWND hwnd; | |
3770 | { | |
3771 | Lisp_Object keylist; | |
3772 | ||
3773 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3774 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3775 | { | |
3776 | Lisp_Object key = XCAR (keylist); | |
3777 | ||
3778 | /* Deleted entries get set to nil. */ | |
3779 | if (!INTEGERP (key)) | |
3780 | continue; | |
3781 | ||
3782 | RegisterHotKey (hwnd, HOTKEY_ID (key), | |
3783 | HOTKEY_MODIFIERS (key), HOTKEY_VK_CODE (key)); | |
3784 | } | |
3785 | } | |
3786 | ||
3787 | static void | |
3788 | unregister_hot_keys (hwnd) | |
3789 | HWND hwnd; | |
3790 | { | |
3791 | Lisp_Object keylist; | |
3792 | ||
3793 | /* Use GC_CONSP, since we are called asynchronously. */ | |
3794 | for (keylist = w32_grabbed_keys; GC_CONSP (keylist); keylist = XCDR (keylist)) | |
3795 | { | |
3796 | Lisp_Object key = XCAR (keylist); | |
3797 | ||
3798 | if (!INTEGERP (key)) | |
3799 | continue; | |
3800 | ||
3801 | UnregisterHotKey (hwnd, HOTKEY_ID (key)); | |
3802 | } | |
3803 | } | |
3804 | ||
5ac45f98 GV |
3805 | /* Main message dispatch loop. */ |
3806 | ||
1edf84e7 GV |
3807 | static void |
3808 | w32_msg_pump (deferred_msg * msg_buf) | |
5ac45f98 GV |
3809 | { |
3810 | MSG msg; | |
ccc2d29c GV |
3811 | int result; |
3812 | HWND focus_window; | |
93fbe8b7 GV |
3813 | |
3814 | msh_mousewheel = RegisterWindowMessage (MSH_MOUSEWHEEL); | |
5ac45f98 | 3815 | |
5ac45f98 GV |
3816 | while (GetMessage (&msg, NULL, 0, 0)) |
3817 | { | |
3818 | if (msg.hwnd == NULL) | |
3819 | { | |
3820 | switch (msg.message) | |
3821 | { | |
3ef68e6b AI |
3822 | case WM_NULL: |
3823 | /* Produced by complete_deferred_msg; just ignore. */ | |
3824 | break; | |
5ac45f98 | 3825 | case WM_EMACS_CREATEWINDOW: |
fbd6baed | 3826 | w32_createwindow ((struct frame *) msg.wParam); |
1edf84e7 GV |
3827 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3828 | abort (); | |
5ac45f98 | 3829 | break; |
dfdb4047 GV |
3830 | case WM_EMACS_SETLOCALE: |
3831 | SetThreadLocale (msg.wParam); | |
3832 | /* Reply is not expected. */ | |
3833 | break; | |
ccc2d29c GV |
3834 | case WM_EMACS_SETKEYBOARDLAYOUT: |
3835 | result = (int) ActivateKeyboardLayout ((HKL) msg.wParam, 0); | |
3836 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3837 | result, 0)) | |
3838 | abort (); | |
3839 | break; | |
3840 | case WM_EMACS_REGISTER_HOT_KEY: | |
3841 | focus_window = GetFocus (); | |
3842 | if (focus_window != NULL) | |
3843 | RegisterHotKey (focus_window, | |
3844 | HOTKEY_ID (msg.wParam), | |
3845 | HOTKEY_MODIFIERS (msg.wParam), | |
3846 | HOTKEY_VK_CODE (msg.wParam)); | |
3847 | /* Reply is not expected. */ | |
3848 | break; | |
3849 | case WM_EMACS_UNREGISTER_HOT_KEY: | |
3850 | focus_window = GetFocus (); | |
3851 | if (focus_window != NULL) | |
3852 | UnregisterHotKey (focus_window, HOTKEY_ID (msg.wParam)); | |
adcc3809 GV |
3853 | /* Mark item as erased. NB: this code must be |
3854 | thread-safe. The next line is okay because the cons | |
3855 | cell is never made into garbage and is not relocated by | |
3856 | GC. */ | |
f3fbd155 | 3857 | XSETCAR ((Lisp_Object) msg.lParam, Qnil); |
ccc2d29c GV |
3858 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
3859 | abort (); | |
3860 | break; | |
adcc3809 GV |
3861 | case WM_EMACS_TOGGLE_LOCK_KEY: |
3862 | { | |
3863 | int vk_code = (int) msg.wParam; | |
3864 | int cur_state = (GetKeyState (vk_code) & 1); | |
3865 | Lisp_Object new_state = (Lisp_Object) msg.lParam; | |
3866 | ||
3867 | /* NB: This code must be thread-safe. It is safe to | |
3868 | call NILP because symbols are not relocated by GC, | |
3869 | and pointer here is not touched by GC (so the markbit | |
3870 | can't be set). Numbers are safe because they are | |
3871 | immediate values. */ | |
3872 | if (NILP (new_state) | |
3873 | || (NUMBERP (new_state) | |
8edb0a6f | 3874 | && ((XUINT (new_state)) & 1) != cur_state)) |
adcc3809 GV |
3875 | { |
3876 | one_w32_display_info.faked_key = vk_code; | |
3877 | ||
3878 | keybd_event ((BYTE) vk_code, | |
3879 | (BYTE) MapVirtualKey (vk_code, 0), | |
3880 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3881 | keybd_event ((BYTE) vk_code, | |
3882 | (BYTE) MapVirtualKey (vk_code, 0), | |
3883 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
3884 | keybd_event ((BYTE) vk_code, | |
3885 | (BYTE) MapVirtualKey (vk_code, 0), | |
3886 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
3887 | cur_state = !cur_state; | |
3888 | } | |
3889 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, | |
3890 | cur_state, 0)) | |
3891 | abort (); | |
3892 | } | |
3893 | break; | |
1edf84e7 | 3894 | default: |
1edf84e7 | 3895 | DebPrint (("msg %x not expected by w32_msg_pump\n", msg.message)); |
5ac45f98 GV |
3896 | } |
3897 | } | |
3898 | else | |
3899 | { | |
3900 | DispatchMessage (&msg); | |
3901 | } | |
1edf84e7 GV |
3902 | |
3903 | /* Exit nested loop when our deferred message has completed. */ | |
3904 | if (msg_buf->completed) | |
3905 | break; | |
5ac45f98 | 3906 | } |
1edf84e7 GV |
3907 | } |
3908 | ||
3909 | deferred_msg * deferred_msg_head; | |
3910 | ||
3911 | static deferred_msg * | |
3912 | find_deferred_msg (HWND hwnd, UINT msg) | |
3913 | { | |
3914 | deferred_msg * item; | |
3915 | ||
3916 | /* Don't actually need synchronization for read access, since | |
3917 | modification of single pointer is always atomic. */ | |
3918 | /* enter_crit (); */ | |
3919 | ||
3920 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
3921 | if (item->w32msg.msg.hwnd == hwnd | |
3922 | && item->w32msg.msg.message == msg) | |
3923 | break; | |
3924 | ||
3925 | /* leave_crit (); */ | |
3926 | ||
3927 | return item; | |
3928 | } | |
3929 | ||
3930 | static LRESULT | |
3931 | send_deferred_msg (deferred_msg * msg_buf, | |
3932 | HWND hwnd, | |
3933 | UINT msg, | |
3934 | WPARAM wParam, | |
3935 | LPARAM lParam) | |
3936 | { | |
3937 | /* Only input thread can send deferred messages. */ | |
3938 | if (GetCurrentThreadId () != dwWindowsThreadId) | |
3939 | abort (); | |
3940 | ||
3941 | /* It is an error to send a message that is already deferred. */ | |
3942 | if (find_deferred_msg (hwnd, msg) != NULL) | |
3943 | abort (); | |
3944 | ||
3945 | /* Enforced synchronization is not needed because this is the only | |
3946 | function that alters deferred_msg_head, and the following critical | |
3947 | section is guaranteed to only be serially reentered (since only the | |
3948 | input thread can call us). */ | |
3949 | ||
3950 | /* enter_crit (); */ | |
3951 | ||
3952 | msg_buf->completed = 0; | |
3953 | msg_buf->next = deferred_msg_head; | |
3954 | deferred_msg_head = msg_buf; | |
3955 | my_post_msg (&msg_buf->w32msg, hwnd, msg, wParam, lParam); | |
3956 | ||
3957 | /* leave_crit (); */ | |
3958 | ||
3959 | /* Start a new nested message loop to process other messages until | |
3960 | this one is completed. */ | |
3961 | w32_msg_pump (msg_buf); | |
3962 | ||
3963 | deferred_msg_head = msg_buf->next; | |
3964 | ||
3965 | return msg_buf->result; | |
3966 | } | |
3967 | ||
3968 | void | |
3969 | complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result) | |
3970 | { | |
3971 | deferred_msg * msg_buf = find_deferred_msg (hwnd, msg); | |
3972 | ||
3973 | if (msg_buf == NULL) | |
3ef68e6b AI |
3974 | /* Message may have been cancelled, so don't abort(). */ |
3975 | return; | |
1edf84e7 GV |
3976 | |
3977 | msg_buf->result = result; | |
3978 | msg_buf->completed = 1; | |
3979 | ||
3980 | /* Ensure input thread is woken so it notices the completion. */ | |
3981 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
3982 | } | |
3983 | ||
3ef68e6b AI |
3984 | void |
3985 | cancel_all_deferred_msgs () | |
3986 | { | |
3987 | deferred_msg * item; | |
3988 | ||
3989 | /* Don't actually need synchronization for read access, since | |
3990 | modification of single pointer is always atomic. */ | |
3991 | /* enter_crit (); */ | |
3992 | ||
3993 | for (item = deferred_msg_head; item != NULL; item = item->next) | |
3994 | { | |
3995 | item->result = 0; | |
3996 | item->completed = 1; | |
3997 | } | |
3998 | ||
3999 | /* leave_crit (); */ | |
4000 | ||
4001 | /* Ensure input thread is woken so it notices the completion. */ | |
4002 | PostThreadMessage (dwWindowsThreadId, WM_NULL, 0, 0); | |
4003 | } | |
1edf84e7 GV |
4004 | |
4005 | DWORD | |
4006 | w32_msg_worker (dw) | |
4007 | DWORD dw; | |
4008 | { | |
4009 | MSG msg; | |
4010 | deferred_msg dummy_buf; | |
4011 | ||
4012 | /* Ensure our message queue is created */ | |
4013 | ||
4014 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
5ac45f98 | 4015 | |
1edf84e7 GV |
4016 | if (!PostThreadMessage (dwMainThreadId, WM_EMACS_DONE, 0, 0)) |
4017 | abort (); | |
4018 | ||
4019 | memset (&dummy_buf, 0, sizeof (dummy_buf)); | |
4020 | dummy_buf.w32msg.msg.hwnd = NULL; | |
4021 | dummy_buf.w32msg.msg.message = WM_NULL; | |
4022 | ||
4023 | /* This is the inital message loop which should only exit when the | |
4024 | application quits. */ | |
4025 | w32_msg_pump (&dummy_buf); | |
4026 | ||
4027 | return 0; | |
5ac45f98 GV |
4028 | } |
4029 | ||
3ef68e6b AI |
4030 | static void |
4031 | post_character_message (hwnd, msg, wParam, lParam, modifiers) | |
4032 | HWND hwnd; | |
4033 | UINT msg; | |
4034 | WPARAM wParam; | |
4035 | LPARAM lParam; | |
4036 | DWORD modifiers; | |
4037 | ||
4038 | { | |
4039 | W32Msg wmsg; | |
4040 | ||
4041 | wmsg.dwModifiers = modifiers; | |
4042 | ||
4043 | /* Detect quit_char and set quit-flag directly. Note that we | |
4044 | still need to post a message to ensure the main thread will be | |
4045 | woken up if blocked in sys_select(), but we do NOT want to post | |
4046 | the quit_char message itself (because it will usually be as if | |
4047 | the user had typed quit_char twice). Instead, we post a dummy | |
4048 | message that has no particular effect. */ | |
4049 | { | |
4050 | int c = wParam; | |
4051 | if (isalpha (c) && wmsg.dwModifiers == ctrl_modifier) | |
4052 | c = make_ctrl_char (c) & 0377; | |
7d081355 AI |
4053 | if (c == quit_char |
4054 | || (wmsg.dwModifiers == 0 && | |
4055 | XFASTINT (Vw32_quit_key) && wParam == XFASTINT (Vw32_quit_key))) | |
3ef68e6b AI |
4056 | { |
4057 | Vquit_flag = Qt; | |
4058 | ||
4059 | /* The choice of message is somewhat arbitrary, as long as | |
4060 | the main thread handler just ignores it. */ | |
4061 | msg = WM_NULL; | |
4062 | ||
4063 | /* Interrupt any blocking system calls. */ | |
4064 | signal_quit (); | |
4065 | ||
4066 | /* As a safety precaution, forcibly complete any deferred | |
4067 | messages. This is a kludge, but I don't see any particularly | |
4068 | clean way to handle the situation where a deferred message is | |
4069 | "dropped" in the lisp thread, and will thus never be | |
4070 | completed, eg. by the user trying to activate the menubar | |
4071 | when the lisp thread is busy, and then typing C-g when the | |
4072 | menubar doesn't open promptly (with the result that the | |
4073 | menubar never responds at all because the deferred | |
4074 | WM_INITMENU message is never completed). Another problem | |
4075 | situation is when the lisp thread calls SendMessage (to send | |
4076 | a window manager command) when a message has been deferred; | |
4077 | the lisp thread gets blocked indefinitely waiting for the | |
4078 | deferred message to be completed, which itself is waiting for | |
4079 | the lisp thread to respond. | |
4080 | ||
4081 | Note that we don't want to block the input thread waiting for | |
4082 | a reponse from the lisp thread (although that would at least | |
4083 | solve the deadlock problem above), because we want to be able | |
4084 | to receive C-g to interrupt the lisp thread. */ | |
4085 | cancel_all_deferred_msgs (); | |
4086 | } | |
4087 | } | |
4088 | ||
4089 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4090 | } | |
4091 | ||
ee78dc32 GV |
4092 | /* Main window procedure */ |
4093 | ||
ee78dc32 | 4094 | LRESULT CALLBACK |
fbd6baed | 4095 | w32_wnd_proc (hwnd, msg, wParam, lParam) |
ee78dc32 GV |
4096 | HWND hwnd; |
4097 | UINT msg; | |
4098 | WPARAM wParam; | |
4099 | LPARAM lParam; | |
4100 | { | |
4101 | struct frame *f; | |
fbd6baed GV |
4102 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
4103 | W32Msg wmsg; | |
84fb1139 | 4104 | int windows_translate; |
576ba81c | 4105 | int key; |
84fb1139 | 4106 | |
a6085637 KH |
4107 | /* Note that it is okay to call x_window_to_frame, even though we are |
4108 | not running in the main lisp thread, because frame deletion | |
4109 | requires the lisp thread to synchronize with this thread. Thus, if | |
4110 | a frame struct is returned, it can be used without concern that the | |
4111 | lisp thread might make it disappear while we are using it. | |
4112 | ||
4113 | NB. Walking the frame list in this thread is safe (as long as | |
4114 | writes of Lisp_Object slots are atomic, which they are on Windows). | |
4115 | Although delete-frame can destructively modify the frame list while | |
4116 | we are walking it, a garbage collection cannot occur until after | |
4117 | delete-frame has synchronized with this thread. | |
4118 | ||
4119 | It is also safe to use functions that make GDI calls, such as | |
fbd6baed | 4120 | w32_clear_rect, because these functions must obtain a DC handle |
a6085637 KH |
4121 | from the frame struct using get_frame_dc which is thread-aware. */ |
4122 | ||
ee78dc32 GV |
4123 | switch (msg) |
4124 | { | |
4125 | case WM_ERASEBKGND: | |
a6085637 KH |
4126 | f = x_window_to_frame (dpyinfo, hwnd); |
4127 | if (f) | |
4128 | { | |
9badad41 | 4129 | HDC hdc = get_frame_dc (f); |
a6085637 | 4130 | GetUpdateRect (hwnd, &wmsg.rect, FALSE); |
9badad41 JR |
4131 | w32_clear_rect (f, hdc, &wmsg.rect); |
4132 | release_frame_dc (f, hdc); | |
ce6059da AI |
4133 | |
4134 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4135 | DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n", |
4136 | f, | |
4137 | wmsg.rect.left, wmsg.rect.top, | |
4138 | wmsg.rect.right, wmsg.rect.bottom)); | |
ce6059da | 4139 | #endif /* W32_DEBUG_DISPLAY */ |
a6085637 | 4140 | } |
5ac45f98 GV |
4141 | return 1; |
4142 | case WM_PALETTECHANGED: | |
4143 | /* ignore our own changes */ | |
4144 | if ((HWND)wParam != hwnd) | |
4145 | { | |
a6085637 KH |
4146 | f = x_window_to_frame (dpyinfo, hwnd); |
4147 | if (f) | |
4148 | /* get_frame_dc will realize our palette and force all | |
4149 | frames to be redrawn if needed. */ | |
4150 | release_frame_dc (f, get_frame_dc (f)); | |
5ac45f98 GV |
4151 | } |
4152 | return 0; | |
ee78dc32 | 4153 | case WM_PAINT: |
ce6059da | 4154 | { |
55dcfc15 AI |
4155 | PAINTSTRUCT paintStruct; |
4156 | RECT update_rect; | |
4157 | ||
18f0b342 AI |
4158 | f = x_window_to_frame (dpyinfo, hwnd); |
4159 | if (f == 0) | |
4160 | { | |
4161 | DebPrint (("WM_PAINT received for unknown window %p\n", hwnd)); | |
4162 | return 0; | |
4163 | } | |
4164 | ||
55dcfc15 AI |
4165 | /* MSDN Docs say not to call BeginPaint if GetUpdateRect |
4166 | fails. Apparently this can happen under some | |
4167 | circumstances. */ | |
c0611964 | 4168 | if (!w32_strict_painting || GetUpdateRect (hwnd, &update_rect, FALSE)) |
55dcfc15 AI |
4169 | { |
4170 | enter_crit (); | |
4171 | BeginPaint (hwnd, &paintStruct); | |
4172 | ||
c0611964 AI |
4173 | if (w32_strict_painting) |
4174 | /* The rectangles returned by GetUpdateRect and BeginPaint | |
4175 | do not always match. GetUpdateRect seems to be the | |
4176 | more reliable of the two. */ | |
4177 | wmsg.rect = update_rect; | |
4178 | else | |
4179 | wmsg.rect = paintStruct.rcPaint; | |
55dcfc15 AI |
4180 | |
4181 | #if defined (W32_DEBUG_DISPLAY) | |
18f0b342 AI |
4182 | DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n", |
4183 | f, | |
4184 | wmsg.rect.left, wmsg.rect.top, | |
4185 | wmsg.rect.right, wmsg.rect.bottom)); | |
4186 | DebPrint ((" [update region is %d,%d-%d,%d]\n", | |
55dcfc15 AI |
4187 | update_rect.left, update_rect.top, |
4188 | update_rect.right, update_rect.bottom)); | |
4189 | #endif | |
4190 | EndPaint (hwnd, &paintStruct); | |
4191 | leave_crit (); | |
4192 | ||
4193 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4194 | ||
4195 | return 0; | |
4196 | } | |
c0611964 AI |
4197 | |
4198 | /* If GetUpdateRect returns 0 (meaning there is no update | |
4199 | region), assume the whole window needs to be repainted. */ | |
4200 | GetClientRect(hwnd, &wmsg.rect); | |
4201 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4202 | return 0; | |
ee78dc32 | 4203 | } |
a1a80b40 | 4204 | |
ccc2d29c GV |
4205 | case WM_INPUTLANGCHANGE: |
4206 | /* Inform lisp thread of keyboard layout changes. */ | |
4207 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4208 | ||
4209 | /* Clear dead keys in the keyboard state; for simplicity only | |
4210 | preserve modifier key states. */ | |
4211 | { | |
4212 | int i; | |
4213 | BYTE keystate[256]; | |
4214 | ||
4215 | GetKeyboardState (keystate); | |
4216 | for (i = 0; i < 256; i++) | |
4217 | if (1 | |
4218 | && i != VK_SHIFT | |
4219 | && i != VK_LSHIFT | |
4220 | && i != VK_RSHIFT | |
4221 | && i != VK_CAPITAL | |
4222 | && i != VK_NUMLOCK | |
4223 | && i != VK_SCROLL | |
4224 | && i != VK_CONTROL | |
4225 | && i != VK_LCONTROL | |
4226 | && i != VK_RCONTROL | |
4227 | && i != VK_MENU | |
4228 | && i != VK_LMENU | |
4229 | && i != VK_RMENU | |
4230 | && i != VK_LWIN | |
4231 | && i != VK_RWIN) | |
4232 | keystate[i] = 0; | |
4233 | SetKeyboardState (keystate); | |
4234 | } | |
4235 | goto dflt; | |
4236 | ||
4237 | case WM_HOTKEY: | |
4238 | /* Synchronize hot keys with normal input. */ | |
4239 | PostMessage (hwnd, WM_KEYDOWN, HIWORD (lParam), 0); | |
4240 | return (0); | |
4241 | ||
a1a80b40 GV |
4242 | case WM_KEYUP: |
4243 | case WM_SYSKEYUP: | |
4244 | record_keyup (wParam, lParam); | |
4245 | goto dflt; | |
4246 | ||
ee78dc32 GV |
4247 | case WM_KEYDOWN: |
4248 | case WM_SYSKEYDOWN: | |
ccc2d29c GV |
4249 | /* Ignore keystrokes we fake ourself; see below. */ |
4250 | if (dpyinfo->faked_key == wParam) | |
4251 | { | |
4252 | dpyinfo->faked_key = 0; | |
576ba81c AI |
4253 | /* Make sure TranslateMessage sees them though (as long as |
4254 | they don't produce WM_CHAR messages). This ensures that | |
4255 | indicator lights are toggled promptly on Windows 9x, for | |
4256 | example. */ | |
4257 | if (lispy_function_keys[wParam] != 0) | |
4258 | { | |
4259 | windows_translate = 1; | |
4260 | goto translate; | |
4261 | } | |
4262 | return 0; | |
ccc2d29c GV |
4263 | } |
4264 | ||
7830e24b RS |
4265 | /* Synchronize modifiers with current keystroke. */ |
4266 | sync_modifiers (); | |
a1a80b40 | 4267 | record_keydown (wParam, lParam); |
ccc2d29c | 4268 | wParam = map_keypad_keys (wParam, (lParam & 0x1000000L) != 0); |
84fb1139 KH |
4269 | |
4270 | windows_translate = 0; | |
ccc2d29c GV |
4271 | |
4272 | switch (wParam) | |
4273 | { | |
4274 | case VK_LWIN: | |
4275 | if (NILP (Vw32_pass_lwindow_to_system)) | |
4276 | { | |
4277 | /* Prevent system from acting on keyup (which opens the | |
4278 | Start menu if no other key was pressed) by simulating a | |
4279 | press of Space which we will ignore. */ | |
4280 | if (GetAsyncKeyState (wParam) & 1) | |
4281 | { | |
adcc3809 | 4282 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4283 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4284 | else |
576ba81c AI |
4285 | key = VK_SPACE; |
4286 | dpyinfo->faked_key = key; | |
4287 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4288 | } |
4289 | } | |
4290 | if (!NILP (Vw32_lwindow_modifier)) | |
4291 | return 0; | |
4292 | break; | |
4293 | case VK_RWIN: | |
4294 | if (NILP (Vw32_pass_rwindow_to_system)) | |
4295 | { | |
4296 | if (GetAsyncKeyState (wParam) & 1) | |
4297 | { | |
adcc3809 | 4298 | if (NUMBERP (Vw32_phantom_key_code)) |
576ba81c | 4299 | key = XUINT (Vw32_phantom_key_code) & 255; |
adcc3809 | 4300 | else |
576ba81c AI |
4301 | key = VK_SPACE; |
4302 | dpyinfo->faked_key = key; | |
4303 | keybd_event (key, (BYTE) MapVirtualKey (key, 0), 0, 0); | |
ccc2d29c GV |
4304 | } |
4305 | } | |
4306 | if (!NILP (Vw32_rwindow_modifier)) | |
4307 | return 0; | |
4308 | break; | |
576ba81c | 4309 | case VK_APPS: |
ccc2d29c GV |
4310 | if (!NILP (Vw32_apps_modifier)) |
4311 | return 0; | |
4312 | break; | |
4313 | case VK_MENU: | |
4314 | if (NILP (Vw32_pass_alt_to_system)) | |
adcc3809 GV |
4315 | /* Prevent DefWindowProc from activating the menu bar if an |
4316 | Alt key is pressed and released by itself. */ | |
ccc2d29c | 4317 | return 0; |
84fb1139 | 4318 | windows_translate = 1; |
ccc2d29c GV |
4319 | break; |
4320 | case VK_CAPITAL: | |
4321 | /* Decide whether to treat as modifier or function key. */ | |
4322 | if (NILP (Vw32_enable_caps_lock)) | |
4323 | goto disable_lock_key; | |
adcc3809 GV |
4324 | windows_translate = 1; |
4325 | break; | |
ccc2d29c GV |
4326 | case VK_NUMLOCK: |
4327 | /* Decide whether to treat as modifier or function key. */ | |
4328 | if (NILP (Vw32_enable_num_lock)) | |
4329 | goto disable_lock_key; | |
adcc3809 GV |
4330 | windows_translate = 1; |
4331 | break; | |
ccc2d29c GV |
4332 | case VK_SCROLL: |
4333 | /* Decide whether to treat as modifier or function key. */ | |
4334 | if (NILP (Vw32_scroll_lock_modifier)) | |
4335 | goto disable_lock_key; | |
adcc3809 GV |
4336 | windows_translate = 1; |
4337 | break; | |
ccc2d29c | 4338 | disable_lock_key: |
adcc3809 GV |
4339 | /* Ensure the appropriate lock key state (and indicator light) |
4340 | remains in the same state. We do this by faking another | |
4341 | press of the relevant key. Apparently, this really is the | |
4342 | only way to toggle the state of the indicator lights. */ | |
4343 | dpyinfo->faked_key = wParam; | |
4344 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4345 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4346 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4347 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
4348 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
4349 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
4350 | /* Ensure indicator lights are updated promptly on Windows 9x | |
4351 | (TranslateMessage apparently does this), after forwarding | |
4352 | input event. */ | |
4353 | post_character_message (hwnd, msg, wParam, lParam, | |
4354 | w32_get_key_modifiers (wParam, lParam)); | |
4355 | windows_translate = 1; | |
ccc2d29c GV |
4356 | break; |
4357 | case VK_CONTROL: | |
4358 | case VK_SHIFT: | |
4359 | case VK_PROCESSKEY: /* Generated by IME. */ | |
4360 | windows_translate = 1; | |
4361 | break; | |
adcc3809 GV |
4362 | case VK_CANCEL: |
4363 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, | |
4364 | which is confusing for purposes of key binding; convert | |
4365 | VK_CANCEL events into VK_PAUSE events. */ | |
4366 | wParam = VK_PAUSE; | |
4367 | break; | |
4368 | case VK_PAUSE: | |
4369 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing | |
4370 | for purposes of key binding; convert these back into | |
4371 | VK_NUMLOCK events, at least when we want to see NumLock key | |
4372 | presses. (Note that there is never any possibility that | |
4373 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ | |
4374 | if (NILP (Vw32_enable_num_lock) && modifier_set (VK_CONTROL)) | |
4375 | wParam = VK_NUMLOCK; | |
4376 | break; | |
ccc2d29c GV |
4377 | default: |
4378 | /* If not defined as a function key, change it to a WM_CHAR message. */ | |
4379 | if (lispy_function_keys[wParam] == 0) | |
4380 | { | |
adcc3809 GV |
4381 | DWORD modifiers = construct_console_modifiers (); |
4382 | ||
ccc2d29c GV |
4383 | if (!NILP (Vw32_recognize_altgr) |
4384 | && modifier_set (VK_LCONTROL) && modifier_set (VK_RMENU)) | |
4385 | { | |
4386 | /* Always let TranslateMessage handle AltGr key chords; | |
4387 | for some reason, ToAscii doesn't always process AltGr | |
4388 | chords correctly. */ | |
4389 | windows_translate = 1; | |
4390 | } | |
adcc3809 | 4391 | else if ((modifiers & (~SHIFT_PRESSED & ~CAPSLOCK_ON)) != 0) |
ccc2d29c | 4392 | { |
adcc3809 GV |
4393 | /* Handle key chords including any modifiers other |
4394 | than shift directly, in order to preserve as much | |
4395 | modifier information as possible. */ | |
ccc2d29c GV |
4396 | if ('A' <= wParam && wParam <= 'Z') |
4397 | { | |
4398 | /* Don't translate modified alphabetic keystrokes, | |
4399 | so the user doesn't need to constantly switch | |
4400 | layout to type control or meta keystrokes when | |
4401 | the normal layout translates alphabetic | |
4402 | characters to non-ascii characters. */ | |
4403 | if (!modifier_set (VK_SHIFT)) | |
4404 | wParam += ('a' - 'A'); | |
4405 | msg = WM_CHAR; | |
4406 | } | |
4407 | else | |
4408 | { | |
4409 | /* Try to handle other keystrokes by determining the | |
4410 | base character (ie. translating the base key plus | |
4411 | shift modifier). */ | |
4412 | int add; | |
4413 | int isdead = 0; | |
4414 | KEY_EVENT_RECORD key; | |
4415 | ||
4416 | key.bKeyDown = TRUE; | |
4417 | key.wRepeatCount = 1; | |
4418 | key.wVirtualKeyCode = wParam; | |
4419 | key.wVirtualScanCode = (lParam & 0xFF0000) >> 16; | |
4420 | key.uChar.AsciiChar = 0; | |
adcc3809 | 4421 | key.dwControlKeyState = modifiers; |
ccc2d29c GV |
4422 | |
4423 | add = w32_kbd_patch_key (&key); | |
4424 | /* 0 means an unrecognised keycode, negative means | |
4425 | dead key. Ignore both. */ | |
4426 | while (--add >= 0) | |
4427 | { | |
4428 | /* Forward asciified character sequence. */ | |
4429 | post_character_message | |
4430 | (hwnd, WM_CHAR, key.uChar.AsciiChar, lParam, | |
4431 | w32_get_key_modifiers (wParam, lParam)); | |
4432 | w32_kbd_patch_key (&key); | |
4433 | } | |
4434 | return 0; | |
4435 | } | |
4436 | } | |
4437 | else | |
4438 | { | |
4439 | /* Let TranslateMessage handle everything else. */ | |
4440 | windows_translate = 1; | |
4441 | } | |
4442 | } | |
4443 | } | |
a1a80b40 | 4444 | |
adcc3809 | 4445 | translate: |
84fb1139 KH |
4446 | if (windows_translate) |
4447 | { | |
e9e23e23 | 4448 | MSG windows_msg = { hwnd, msg, wParam, lParam, 0, {0,0} }; |
84fb1139 | 4449 | |
e9e23e23 GV |
4450 | windows_msg.time = GetMessageTime (); |
4451 | TranslateMessage (&windows_msg); | |
84fb1139 KH |
4452 | goto dflt; |
4453 | } | |
4454 | ||
ee78dc32 GV |
4455 | /* Fall through */ |
4456 | ||
4457 | case WM_SYSCHAR: | |
4458 | case WM_CHAR: | |
ccc2d29c GV |
4459 | post_character_message (hwnd, msg, wParam, lParam, |
4460 | w32_get_key_modifiers (wParam, lParam)); | |
ee78dc32 | 4461 | break; |
da36a4d6 | 4462 | |
5ac45f98 GV |
4463 | /* Simulate middle mouse button events when left and right buttons |
4464 | are used together, but only if user has two button mouse. */ | |
ee78dc32 | 4465 | case WM_LBUTTONDOWN: |
5ac45f98 | 4466 | case WM_RBUTTONDOWN: |
7ce9aaca | 4467 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4468 | goto handle_plain_button; |
4469 | ||
4470 | { | |
4471 | int this = (msg == WM_LBUTTONDOWN) ? LMOUSE : RMOUSE; | |
4472 | int other = (msg == WM_LBUTTONDOWN) ? RMOUSE : LMOUSE; | |
4473 | ||
3cb20f4a RS |
4474 | if (button_state & this) |
4475 | return 0; | |
5ac45f98 GV |
4476 | |
4477 | if (button_state == 0) | |
4478 | SetCapture (hwnd); | |
4479 | ||
4480 | button_state |= this; | |
4481 | ||
4482 | if (button_state & other) | |
4483 | { | |
84fb1139 | 4484 | if (mouse_button_timer) |
5ac45f98 | 4485 | { |
84fb1139 KH |
4486 | KillTimer (hwnd, mouse_button_timer); |
4487 | mouse_button_timer = 0; | |
5ac45f98 GV |
4488 | |
4489 | /* Generate middle mouse event instead. */ | |
4490 | msg = WM_MBUTTONDOWN; | |
4491 | button_state |= MMOUSE; | |
4492 | } | |
4493 | else if (button_state & MMOUSE) | |
4494 | { | |
4495 | /* Ignore button event if we've already generated a | |
4496 | middle mouse down event. This happens if the | |
4497 | user releases and press one of the two buttons | |
4498 | after we've faked a middle mouse event. */ | |
4499 | return 0; | |
4500 | } | |
4501 | else | |
4502 | { | |
4503 | /* Flush out saved message. */ | |
84fb1139 | 4504 | post_msg (&saved_mouse_button_msg); |
5ac45f98 | 4505 | } |
fbd6baed | 4506 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4507 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4508 | ||
4509 | /* Clear message buffer. */ | |
84fb1139 | 4510 | saved_mouse_button_msg.msg.hwnd = 0; |
5ac45f98 GV |
4511 | } |
4512 | else | |
4513 | { | |
4514 | /* Hold onto message for now. */ | |
84fb1139 | 4515 | mouse_button_timer = |
adcc3809 GV |
4516 | SetTimer (hwnd, MOUSE_BUTTON_ID, |
4517 | XINT (Vw32_mouse_button_tolerance), NULL); | |
84fb1139 KH |
4518 | saved_mouse_button_msg.msg.hwnd = hwnd; |
4519 | saved_mouse_button_msg.msg.message = msg; | |
4520 | saved_mouse_button_msg.msg.wParam = wParam; | |
4521 | saved_mouse_button_msg.msg.lParam = lParam; | |
4522 | saved_mouse_button_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4523 | saved_mouse_button_msg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4524 | } |
4525 | } | |
4526 | return 0; | |
4527 | ||
ee78dc32 | 4528 | case WM_LBUTTONUP: |
5ac45f98 | 4529 | case WM_RBUTTONUP: |
7ce9aaca | 4530 | if (XINT (Vw32_num_mouse_buttons) > 2) |
5ac45f98 GV |
4531 | goto handle_plain_button; |
4532 | ||
4533 | { | |
4534 | int this = (msg == WM_LBUTTONUP) ? LMOUSE : RMOUSE; | |
4535 | int other = (msg == WM_LBUTTONUP) ? RMOUSE : LMOUSE; | |
4536 | ||
3cb20f4a RS |
4537 | if ((button_state & this) == 0) |
4538 | return 0; | |
5ac45f98 GV |
4539 | |
4540 | button_state &= ~this; | |
4541 | ||
4542 | if (button_state & MMOUSE) | |
4543 | { | |
4544 | /* Only generate event when second button is released. */ | |
4545 | if ((button_state & other) == 0) | |
4546 | { | |
4547 | msg = WM_MBUTTONUP; | |
4548 | button_state &= ~MMOUSE; | |
4549 | ||
4550 | if (button_state) abort (); | |
4551 | } | |
4552 | else | |
4553 | return 0; | |
4554 | } | |
4555 | else | |
4556 | { | |
4557 | /* Flush out saved message if necessary. */ | |
84fb1139 | 4558 | if (saved_mouse_button_msg.msg.hwnd) |
5ac45f98 | 4559 | { |
84fb1139 | 4560 | post_msg (&saved_mouse_button_msg); |
5ac45f98 GV |
4561 | } |
4562 | } | |
fbd6baed | 4563 | wmsg.dwModifiers = w32_get_modifiers (); |
5ac45f98 GV |
4564 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4565 | ||
4566 | /* Always clear message buffer and cancel timer. */ | |
84fb1139 KH |
4567 | saved_mouse_button_msg.msg.hwnd = 0; |
4568 | KillTimer (hwnd, mouse_button_timer); | |
4569 | mouse_button_timer = 0; | |
5ac45f98 GV |
4570 | |
4571 | if (button_state == 0) | |
4572 | ReleaseCapture (); | |
4573 | } | |
4574 | return 0; | |
4575 | ||
74214547 JR |
4576 | case WM_XBUTTONDOWN: |
4577 | case WM_XBUTTONUP: | |
4578 | if (w32_pass_extra_mouse_buttons_to_system) | |
4579 | goto dflt; | |
4580 | /* else fall through and process them. */ | |
ee78dc32 GV |
4581 | case WM_MBUTTONDOWN: |
4582 | case WM_MBUTTONUP: | |
5ac45f98 | 4583 | handle_plain_button: |
ee78dc32 GV |
4584 | { |
4585 | BOOL up; | |
1edf84e7 | 4586 | int button; |
ee78dc32 | 4587 | |
74214547 | 4588 | if (parse_button (msg, HIWORD (wParam), &button, &up)) |
ee78dc32 GV |
4589 | { |
4590 | if (up) ReleaseCapture (); | |
4591 | else SetCapture (hwnd); | |
1edf84e7 GV |
4592 | button = (button == 0) ? LMOUSE : |
4593 | ((button == 1) ? MMOUSE : RMOUSE); | |
4594 | if (up) | |
4595 | button_state &= ~button; | |
4596 | else | |
4597 | button_state |= button; | |
ee78dc32 GV |
4598 | } |
4599 | } | |
4600 | ||
fbd6baed | 4601 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 | 4602 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
74214547 JR |
4603 | |
4604 | /* Need to return true for XBUTTON messages, false for others, | |
4605 | to indicate that we processed the message. */ | |
4606 | return (msg == WM_XBUTTONDOWN || msg == WM_XBUTTONUP); | |
5ac45f98 | 4607 | |
5ac45f98 | 4608 | case WM_MOUSEMOVE: |
9eb16b62 JR |
4609 | /* If the mouse has just moved into the frame, start tracking |
4610 | it, so we will be notified when it leaves the frame. Mouse | |
4611 | tracking only works under W98 and NT4 and later. On earlier | |
4612 | versions, there is no way of telling when the mouse leaves the | |
4613 | frame, so we just have to put up with help-echo and mouse | |
4614 | highlighting remaining while the frame is not active. */ | |
4615 | if (track_mouse_event_fn && !track_mouse_window) | |
4616 | { | |
4617 | TRACKMOUSEEVENT tme; | |
4618 | tme.cbSize = sizeof (tme); | |
4619 | tme.dwFlags = TME_LEAVE; | |
4620 | tme.hwndTrack = hwnd; | |
4621 | ||
4622 | track_mouse_event_fn (&tme); | |
4623 | track_mouse_window = hwnd; | |
4624 | } | |
4625 | case WM_VSCROLL: | |
fbd6baed | 4626 | if (XINT (Vw32_mouse_move_interval) <= 0 |
84fb1139 KH |
4627 | || (msg == WM_MOUSEMOVE && button_state == 0)) |
4628 | { | |
fbd6baed | 4629 | wmsg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4630 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4631 | return 0; | |
4632 | } | |
4633 | ||
4634 | /* Hang onto mouse move and scroll messages for a bit, to avoid | |
4635 | sending such events to Emacs faster than it can process them. | |
4636 | If we get more events before the timer from the first message | |
4637 | expires, we just replace the first message. */ | |
4638 | ||
4639 | if (saved_mouse_move_msg.msg.hwnd == 0) | |
4640 | mouse_move_timer = | |
adcc3809 GV |
4641 | SetTimer (hwnd, MOUSE_MOVE_ID, |
4642 | XINT (Vw32_mouse_move_interval), NULL); | |
84fb1139 KH |
4643 | |
4644 | /* Hold onto message for now. */ | |
4645 | saved_mouse_move_msg.msg.hwnd = hwnd; | |
4646 | saved_mouse_move_msg.msg.message = msg; | |
4647 | saved_mouse_move_msg.msg.wParam = wParam; | |
4648 | saved_mouse_move_msg.msg.lParam = lParam; | |
4649 | saved_mouse_move_msg.msg.time = GetMessageTime (); | |
fbd6baed | 4650 | saved_mouse_move_msg.dwModifiers = w32_get_modifiers (); |
84fb1139 KH |
4651 | |
4652 | return 0; | |
4653 | ||
1edf84e7 GV |
4654 | case WM_MOUSEWHEEL: |
4655 | wmsg.dwModifiers = w32_get_modifiers (); | |
4656 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4657 | return 0; | |
4658 | ||
cb9e33d4 RS |
4659 | case WM_DROPFILES: |
4660 | wmsg.dwModifiers = w32_get_modifiers (); | |
4661 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4662 | return 0; | |
4663 | ||
84fb1139 KH |
4664 | case WM_TIMER: |
4665 | /* Flush out saved messages if necessary. */ | |
4666 | if (wParam == mouse_button_timer) | |
5ac45f98 | 4667 | { |
84fb1139 KH |
4668 | if (saved_mouse_button_msg.msg.hwnd) |
4669 | { | |
4670 | post_msg (&saved_mouse_button_msg); | |
4671 | saved_mouse_button_msg.msg.hwnd = 0; | |
4672 | } | |
4673 | KillTimer (hwnd, mouse_button_timer); | |
4674 | mouse_button_timer = 0; | |
4675 | } | |
4676 | else if (wParam == mouse_move_timer) | |
4677 | { | |
4678 | if (saved_mouse_move_msg.msg.hwnd) | |
4679 | { | |
4680 | post_msg (&saved_mouse_move_msg); | |
4681 | saved_mouse_move_msg.msg.hwnd = 0; | |
4682 | } | |
4683 | KillTimer (hwnd, mouse_move_timer); | |
4684 | mouse_move_timer = 0; | |
5ac45f98 | 4685 | } |
5ac45f98 | 4686 | return 0; |
84fb1139 KH |
4687 | |
4688 | case WM_NCACTIVATE: | |
4689 | /* Windows doesn't send us focus messages when putting up and | |
e9e23e23 | 4690 | taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95. |
84fb1139 KH |
4691 | The only indication we get that something happened is receiving |
4692 | this message afterwards. So this is a good time to reset our | |
4693 | keyboard modifiers' state. */ | |
4694 | reset_modifiers (); | |
4695 | goto dflt; | |
da36a4d6 | 4696 | |
1edf84e7 | 4697 | case WM_INITMENU: |
487163ac AI |
4698 | button_state = 0; |
4699 | ReleaseCapture (); | |
1edf84e7 GV |
4700 | /* We must ensure menu bar is fully constructed and up to date |
4701 | before allowing user interaction with it. To achieve this | |
4702 | we send this message to the lisp thread and wait for a | |
4703 | reply (whose value is not actually needed) to indicate that | |
4704 | the menu bar is now ready for use, so we can now return. | |
4705 | ||
4706 | To remain responsive in the meantime, we enter a nested message | |
4707 | loop that can process all other messages. | |
4708 | ||
4709 | However, we skip all this if the message results from calling | |
4710 | TrackPopupMenu - in fact, we must NOT attempt to send the lisp | |
4711 | thread a message because it is blocked on us at this point. We | |
4712 | set menubar_active before calling TrackPopupMenu to indicate | |
4713 | this (there is no possibility of confusion with real menubar | |
4714 | being active). */ | |
4715 | ||
4716 | f = x_window_to_frame (dpyinfo, hwnd); | |
4717 | if (f | |
4718 | && (f->output_data.w32->menubar_active | |
4719 | /* We can receive this message even in the absence of a | |
4720 | menubar (ie. when the system menu is activated) - in this | |
4721 | case we do NOT want to forward the message, otherwise it | |
4722 | will cause the menubar to suddenly appear when the user | |
4723 | had requested it to be turned off! */ | |
4724 | || f->output_data.w32->menubar_widget == NULL)) | |
4725 | return 0; | |
4726 | ||
4727 | { | |
4728 | deferred_msg msg_buf; | |
4729 | ||
4730 | /* Detect if message has already been deferred; in this case | |
4731 | we cannot return any sensible value to ignore this. */ | |
4732 | if (find_deferred_msg (hwnd, msg) != NULL) | |
4733 | abort (); | |
4734 | ||
4735 | return send_deferred_msg (&msg_buf, hwnd, msg, wParam, lParam); | |
4736 | } | |
4737 | ||
4738 | case WM_EXITMENULOOP: | |
4739 | f = x_window_to_frame (dpyinfo, hwnd); | |
4740 | ||
9eb16b62 JR |
4741 | /* Free memory used by owner-drawn and help-echo strings. */ |
4742 | w32_free_menu_strings (hwnd); | |
4743 | ||
1edf84e7 GV |
4744 | /* Indicate that menubar can be modified again. */ |
4745 | if (f) | |
4746 | f->output_data.w32->menubar_active = 0; | |
4747 | goto dflt; | |
4748 | ||
126f2e35 | 4749 | case WM_MENUSELECT: |
4e3a1c61 JR |
4750 | /* Direct handling of help_echo in menus. Should be safe now |
4751 | that we generate the help_echo by placing a help event in the | |
4752 | keyboard buffer. */ | |
ca56d953 | 4753 | { |
ca56d953 JR |
4754 | HMENU menu = (HMENU) lParam; |
4755 | UINT menu_item = (UINT) LOWORD (wParam); | |
4756 | UINT flags = (UINT) HIWORD (wParam); | |
4757 | ||
4e3a1c61 | 4758 | w32_menu_display_help (hwnd, menu, menu_item, flags); |
ca56d953 | 4759 | } |
126f2e35 JR |
4760 | return 0; |
4761 | ||
87996783 GV |
4762 | case WM_MEASUREITEM: |
4763 | f = x_window_to_frame (dpyinfo, hwnd); | |
4764 | if (f) | |
4765 | { | |
4766 | MEASUREITEMSTRUCT * pMis = (MEASUREITEMSTRUCT *) lParam; | |
4767 | ||
4768 | if (pMis->CtlType == ODT_MENU) | |
4769 | { | |
4770 | /* Work out dimensions for popup menu titles. */ | |
4771 | char * title = (char *) pMis->itemData; | |
4772 | HDC hdc = GetDC (hwnd); | |
4773 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4774 | LOGFONT menu_logfont; | |
4775 | HFONT old_font; | |
4776 | SIZE size; | |
4777 | ||
4778 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4779 | menu_logfont.lfWeight = FW_BOLD; | |
4780 | menu_font = CreateFontIndirect (&menu_logfont); | |
4781 | old_font = SelectObject (hdc, menu_font); | |
4782 | ||
dfff8a69 JR |
4783 | pMis->itemHeight = GetSystemMetrics (SM_CYMENUSIZE); |
4784 | if (title) | |
4785 | { | |
4786 | GetTextExtentPoint32 (hdc, title, strlen (title), &size); | |
4787 | pMis->itemWidth = size.cx; | |
4788 | if (pMis->itemHeight < size.cy) | |
4789 | pMis->itemHeight = size.cy; | |
4790 | } | |
4791 | else | |
4792 | pMis->itemWidth = 0; | |
87996783 GV |
4793 | |
4794 | SelectObject (hdc, old_font); | |
4795 | DeleteObject (menu_font); | |
4796 | ReleaseDC (hwnd, hdc); | |
4797 | return TRUE; | |
4798 | } | |
4799 | } | |
4800 | return 0; | |
4801 | ||
4802 | case WM_DRAWITEM: | |
4803 | f = x_window_to_frame (dpyinfo, hwnd); | |
4804 | if (f) | |
4805 | { | |
4806 | DRAWITEMSTRUCT * pDis = (DRAWITEMSTRUCT *) lParam; | |
4807 | ||
4808 | if (pDis->CtlType == ODT_MENU) | |
4809 | { | |
4810 | /* Draw popup menu title. */ | |
4811 | char * title = (char *) pDis->itemData; | |
212da13b JR |
4812 | if (title) |
4813 | { | |
4814 | HDC hdc = pDis->hDC; | |
4815 | HFONT menu_font = GetCurrentObject (hdc, OBJ_FONT); | |
4816 | LOGFONT menu_logfont; | |
4817 | HFONT old_font; | |
4818 | ||
4819 | GetObject (menu_font, sizeof (menu_logfont), &menu_logfont); | |
4820 | menu_logfont.lfWeight = FW_BOLD; | |
4821 | menu_font = CreateFontIndirect (&menu_logfont); | |
4822 | old_font = SelectObject (hdc, menu_font); | |
4823 | ||
4824 | /* Always draw title as if not selected. */ | |
4825 | ExtTextOut (hdc, | |
4826 | pDis->rcItem.left | |
4827 | + GetSystemMetrics (SM_CXMENUCHECK), | |
4828 | pDis->rcItem.top, | |
4829 | ETO_OPAQUE, &pDis->rcItem, | |
4830 | title, strlen (title), NULL); | |
4831 | ||
4832 | SelectObject (hdc, old_font); | |
4833 | DeleteObject (menu_font); | |
4834 | } | |
87996783 GV |
4835 | return TRUE; |
4836 | } | |
4837 | } | |
4838 | return 0; | |
4839 | ||
1edf84e7 GV |
4840 | #if 0 |
4841 | /* Still not right - can't distinguish between clicks in the | |
4842 | client area of the frame from clicks forwarded from the scroll | |
4843 | bars - may have to hook WM_NCHITTEST to remember the mouse | |
4844 | position and then check if it is in the client area ourselves. */ | |
4845 | case WM_MOUSEACTIVATE: | |
4846 | /* Discard the mouse click that activates a frame, allowing the | |
4847 | user to click anywhere without changing point (or worse!). | |
4848 | Don't eat mouse clicks on scrollbars though!! */ | |
4849 | if (LOWORD (lParam) == HTCLIENT ) | |
4850 | return MA_ACTIVATEANDEAT; | |
4851 | goto dflt; | |
4852 | #endif | |
4853 | ||
9eb16b62 JR |
4854 | case WM_MOUSELEAVE: |
4855 | /* No longer tracking mouse. */ | |
4856 | track_mouse_window = NULL; | |
4857 | ||
1edf84e7 | 4858 | case WM_ACTIVATEAPP: |
ccc2d29c | 4859 | case WM_ACTIVATE: |
1edf84e7 GV |
4860 | case WM_WINDOWPOSCHANGED: |
4861 | case WM_SHOWWINDOW: | |
4862 | /* Inform lisp thread that a frame might have just been obscured | |
4863 | or exposed, so should recheck visibility of all frames. */ | |
4864 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
4865 | goto dflt; | |
4866 | ||
da36a4d6 | 4867 | case WM_SETFOCUS: |
adcc3809 GV |
4868 | dpyinfo->faked_key = 0; |
4869 | reset_modifiers (); | |
ccc2d29c GV |
4870 | register_hot_keys (hwnd); |
4871 | goto command; | |
8681157a | 4872 | case WM_KILLFOCUS: |
ccc2d29c | 4873 | unregister_hot_keys (hwnd); |
487163ac AI |
4874 | button_state = 0; |
4875 | ReleaseCapture (); | |
65906840 JR |
4876 | /* Relinquish the system caret. */ |
4877 | if (w32_system_caret_hwnd) | |
4878 | { | |
4879 | DestroyCaret (); | |
4880 | w32_system_caret_hwnd = NULL; | |
4881 | } | |
ee78dc32 GV |
4882 | case WM_MOVE: |
4883 | case WM_SIZE: | |
ee78dc32 | 4884 | case WM_COMMAND: |
ccc2d29c | 4885 | command: |
fbd6baed | 4886 | wmsg.dwModifiers = w32_get_modifiers (); |
ee78dc32 GV |
4887 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4888 | goto dflt; | |
8847d890 RS |
4889 | |
4890 | case WM_CLOSE: | |
fbd6baed | 4891 | wmsg.dwModifiers = w32_get_modifiers (); |
8847d890 RS |
4892 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); |
4893 | return 0; | |
4894 | ||
ee78dc32 | 4895 | case WM_WINDOWPOSCHANGING: |
bfd6edcc JR |
4896 | /* Don't restrict the sizing of tip frames. */ |
4897 | if (hwnd == tip_window) | |
4898 | return 0; | |
ee78dc32 GV |
4899 | { |
4900 | WINDOWPLACEMENT wp; | |
4901 | LPWINDOWPOS lppos = (WINDOWPOS *) lParam; | |
1edf84e7 GV |
4902 | |
4903 | wp.length = sizeof (WINDOWPLACEMENT); | |
ee78dc32 GV |
4904 | GetWindowPlacement (hwnd, &wp); |
4905 | ||
1edf84e7 | 4906 | if (wp.showCmd != SW_SHOWMINIMIZED && (lppos->flags & SWP_NOSIZE) == 0) |
ee78dc32 GV |
4907 | { |
4908 | RECT rect; | |
4909 | int wdiff; | |
4910 | int hdiff; | |
1edf84e7 GV |
4911 | DWORD font_width; |
4912 | DWORD line_height; | |
4913 | DWORD internal_border; | |
4914 | DWORD scrollbar_extra; | |
ee78dc32 GV |
4915 | RECT wr; |
4916 | ||
5ac45f98 | 4917 | wp.length = sizeof(wp); |
ee78dc32 GV |
4918 | GetWindowRect (hwnd, &wr); |
4919 | ||
3c190163 | 4920 | enter_crit (); |
ee78dc32 | 4921 | |
1edf84e7 GV |
4922 | font_width = GetWindowLong (hwnd, WND_FONTWIDTH_INDEX); |
4923 | line_height = GetWindowLong (hwnd, WND_LINEHEIGHT_INDEX); | |
4924 | internal_border = GetWindowLong (hwnd, WND_BORDER_INDEX); | |
4925 | scrollbar_extra = GetWindowLong (hwnd, WND_SCROLLBAR_INDEX); | |
ee78dc32 | 4926 | |
3c190163 | 4927 | leave_crit (); |
ee78dc32 GV |
4928 | |
4929 | memset (&rect, 0, sizeof (rect)); | |
4930 | AdjustWindowRect (&rect, GetWindowLong (hwnd, GWL_STYLE), | |
4931 | GetMenu (hwnd) != NULL); | |
4932 | ||
1edf84e7 GV |
4933 | /* Force width and height of client area to be exact |
4934 | multiples of the character cell dimensions. */ | |
4935 | wdiff = (lppos->cx - (rect.right - rect.left) | |
4936 | - 2 * internal_border - scrollbar_extra) | |
4937 | % font_width; | |
4938 | hdiff = (lppos->cy - (rect.bottom - rect.top) | |
4939 | - 2 * internal_border) | |
4940 | % line_height; | |
ee78dc32 GV |
4941 | |
4942 | if (wdiff || hdiff) | |
4943 | { | |
4944 | /* For right/bottom sizing we can just fix the sizes. | |
4945 | However for top/left sizing we will need to fix the X | |
4946 | and Y positions as well. */ | |
4947 | ||
4948 | lppos->cx -= wdiff; | |
4949 | lppos->cy -= hdiff; | |
4950 | ||
4951 | if (wp.showCmd != SW_SHOWMAXIMIZED | |
1edf84e7 | 4952 | && (lppos->flags & SWP_NOMOVE) == 0) |
ee78dc32 GV |
4953 | { |
4954 | if (lppos->x != wr.left || lppos->y != wr.top) | |
4955 | { | |
4956 | lppos->x += wdiff; | |
4957 | lppos->y += hdiff; | |
4958 | } | |
4959 | else | |
4960 | { | |
4961 | lppos->flags |= SWP_NOMOVE; | |
4962 | } | |
4963 | } | |
4964 | ||
1edf84e7 | 4965 | return 0; |
ee78dc32 GV |
4966 | } |
4967 | } | |
4968 | } | |
ee78dc32 GV |
4969 | |
4970 | goto dflt; | |
1edf84e7 | 4971 | |
b1f918f8 GV |
4972 | case WM_GETMINMAXINFO: |
4973 | /* Hack to correct bug that allows Emacs frames to be resized | |
4974 | below the Minimum Tracking Size. */ | |
4975 | ((LPMINMAXINFO) lParam)->ptMinTrackSize.y++; | |
bf853fee AI |
4976 | /* Hack to allow resizing the Emacs frame above the screen size. |
4977 | Note that Windows 9x limits coordinates to 16-bits. */ | |
4978 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.x = 32767; | |
4979 | ((LPMINMAXINFO) lParam)->ptMaxTrackSize.y = 32767; | |
b1f918f8 GV |
4980 | return 0; |
4981 | ||
1edf84e7 GV |
4982 | case WM_EMACS_CREATESCROLLBAR: |
4983 | return (LRESULT) w32_createscrollbar ((struct frame *) wParam, | |
4984 | (struct scroll_bar *) lParam); | |
4985 | ||
5ac45f98 | 4986 | case WM_EMACS_SHOWWINDOW: |
1edf84e7 GV |
4987 | return ShowWindow ((HWND) wParam, (WPARAM) lParam); |
4988 | ||
dfdb4047 | 4989 | case WM_EMACS_SETFOREGROUND: |
ce6059da AI |
4990 | { |
4991 | HWND foreground_window; | |
4992 | DWORD foreground_thread, retval; | |
4993 | ||
4994 | /* On NT 5.0, and apparently Windows 98, it is necessary to | |
4995 | attach to the thread that currently has focus in order to | |
4996 | pull the focus away from it. */ | |
4997 | foreground_window = GetForegroundWindow (); | |
4998 | foreground_thread = GetWindowThreadProcessId (foreground_window, NULL); | |
4999 | if (!foreground_window | |
5000 | || foreground_thread == GetCurrentThreadId () | |
5001 | || !AttachThreadInput (GetCurrentThreadId (), | |
5002 | foreground_thread, TRUE)) | |
5003 | foreground_thread = 0; | |
5004 | ||
5005 | retval = SetForegroundWindow ((HWND) wParam); | |
5006 | ||
5007 | /* Detach from the previous foreground thread. */ | |
5008 | if (foreground_thread) | |
5009 | AttachThreadInput (GetCurrentThreadId (), | |
5010 | foreground_thread, FALSE); | |
5011 | ||
5012 | return retval; | |
5013 | } | |
dfdb4047 | 5014 | |
5ac45f98 GV |
5015 | case WM_EMACS_SETWINDOWPOS: |
5016 | { | |
1edf84e7 GV |
5017 | WINDOWPOS * pos = (WINDOWPOS *) wParam; |
5018 | return SetWindowPos (hwnd, pos->hwndInsertAfter, | |
5ac45f98 GV |
5019 | pos->x, pos->y, pos->cx, pos->cy, pos->flags); |
5020 | } | |
1edf84e7 | 5021 | |
ee78dc32 | 5022 | case WM_EMACS_DESTROYWINDOW: |
cb9e33d4 | 5023 | DragAcceptFiles ((HWND) wParam, FALSE); |
1edf84e7 GV |
5024 | return DestroyWindow ((HWND) wParam); |
5025 | ||
65906840 JR |
5026 | case WM_EMACS_DESTROY_CARET: |
5027 | w32_system_caret_hwnd = NULL; | |
5028 | return DestroyCaret (); | |
5029 | ||
5030 | case WM_EMACS_TRACK_CARET: | |
5031 | /* If there is currently no system caret, create one. */ | |
5032 | if (w32_system_caret_hwnd == NULL) | |
5033 | { | |
5034 | w32_system_caret_hwnd = hwnd; | |
5035 | CreateCaret (hwnd, NULL, w32_system_caret_width, | |
5036 | w32_system_caret_height); | |
5037 | } | |
5038 | return SetCaretPos (w32_system_caret_x, w32_system_caret_y); | |
5039 | ||
1edf84e7 GV |
5040 | case WM_EMACS_TRACKPOPUPMENU: |
5041 | { | |
5042 | UINT flags; | |
5043 | POINT *pos; | |
5044 | int retval; | |
5045 | pos = (POINT *)lParam; | |
5046 | flags = TPM_CENTERALIGN; | |
5047 | if (button_state & LMOUSE) | |
5048 | flags |= TPM_LEFTBUTTON; | |
5049 | else if (button_state & RMOUSE) | |
5050 | flags |= TPM_RIGHTBUTTON; | |
5051 | ||
87996783 GV |
5052 | /* Remember we did a SetCapture on the initial mouse down event, |
5053 | so for safety, we make sure the capture is cancelled now. */ | |
5054 | ReleaseCapture (); | |
490822ff | 5055 | button_state = 0; |
87996783 | 5056 | |
1edf84e7 GV |
5057 | /* Use menubar_active to indicate that WM_INITMENU is from |
5058 | TrackPopupMenu below, and should be ignored. */ | |
5059 | f = x_window_to_frame (dpyinfo, hwnd); | |
5060 | if (f) | |
5061 | f->output_data.w32->menubar_active = 1; | |
5062 | ||
5063 | if (TrackPopupMenu ((HMENU)wParam, flags, pos->x, pos->y, | |
5064 | 0, hwnd, NULL)) | |
5065 | { | |
5066 | MSG amsg; | |
5067 | /* Eat any mouse messages during popupmenu */ | |
5068 | while (PeekMessage (&amsg, hwnd, WM_MOUSEFIRST, WM_MOUSELAST, | |
5069 | PM_REMOVE)); | |
5070 | /* Get the menu selection, if any */ | |
5071 | if (PeekMessage (&amsg, hwnd, WM_COMMAND, WM_COMMAND, PM_REMOVE)) | |
5072 | { | |
5073 | retval = LOWORD (amsg.wParam); | |
5074 | } | |
5075 | else | |
5076 | { | |
5077 | retval = 0; | |
5078 | } | |
1edf84e7 GV |
5079 | } |
5080 | else | |
5081 | { | |
5082 | retval = -1; | |
5083 | } | |
5084 | ||
5085 | return retval; | |
5086 | } | |
5087 | ||
ee78dc32 | 5088 | default: |
93fbe8b7 GV |
5089 | /* Check for messages registered at runtime. */ |
5090 | if (msg == msh_mousewheel) | |
5091 | { | |
5092 | wmsg.dwModifiers = w32_get_modifiers (); | |
5093 | my_post_msg (&wmsg, hwnd, msg, wParam, lParam); | |
5094 | return 0; | |
5095 | } | |
5096 | ||
ee78dc32 GV |
5097 | dflt: |
5098 | return DefWindowProc (hwnd, msg, wParam, lParam); | |
5099 | } | |
5100 | ||
1edf84e7 GV |
5101 | |
5102 | /* The most common default return code for handled messages is 0. */ | |
5103 | return 0; | |
ee78dc32 GV |
5104 | } |
5105 | ||
5106 | void | |
5107 | my_create_window (f) | |
5108 | struct frame * f; | |
5109 | { | |
5110 | MSG msg; | |
5111 | ||
1edf84e7 GV |
5112 | if (!PostThreadMessage (dwWindowsThreadId, WM_EMACS_CREATEWINDOW, (WPARAM)f, 0)) |
5113 | abort (); | |
ee78dc32 GV |
5114 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); |
5115 | } | |
5116 | ||
ca56d953 JR |
5117 | |
5118 | /* Create a tooltip window. Unlike my_create_window, we do not do this | |
5119 | indirectly via the Window thread, as we do not need to process Window | |
5120 | messages for the tooltip. Creating tooltips indirectly also creates | |
5121 | deadlocks when tooltips are created for menu items. */ | |
5122 | void | |
5123 | my_create_tip_window (f) | |
5124 | struct frame *f; | |
5125 | { | |
bfd6edcc | 5126 | RECT rect; |
ca56d953 | 5127 | |
bfd6edcc JR |
5128 | rect.left = rect.top = 0; |
5129 | rect.right = PIXEL_WIDTH (f); | |
5130 | rect.bottom = PIXEL_HEIGHT (f); | |
5131 | ||
5132 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
5133 | FRAME_EXTERNAL_MENU_BAR (f)); | |
5134 | ||
5135 | tip_window = FRAME_W32_WINDOW (f) | |
ca56d953 JR |
5136 | = CreateWindow (EMACS_CLASS, |
5137 | f->namebuf, | |
5138 | f->output_data.w32->dwStyle, | |
5139 | f->output_data.w32->left_pos, | |
5140 | f->output_data.w32->top_pos, | |
bfd6edcc JR |
5141 | rect.right - rect.left, |
5142 | rect.bottom - rect.top, | |
ca56d953 JR |
5143 | FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */ |
5144 | NULL, | |
5145 | hinst, | |
5146 | NULL); | |
5147 | ||
bfd6edcc | 5148 | if (tip_window) |
ca56d953 | 5149 | { |
bfd6edcc JR |
5150 | SetWindowLong (tip_window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
5151 | SetWindowLong (tip_window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
5152 | SetWindowLong (tip_window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
5153 | SetWindowLong (tip_window, WND_BACKGROUND_INDEX, FRAME_BACKGROUND_PIXEL (f)); | |
5154 | ||
5155 | /* Tip frames have no scrollbars. */ | |
5156 | SetWindowLong (tip_window, WND_SCROLLBAR_INDEX, 0); | |
ca56d953 JR |
5157 | |
5158 | /* Do this to discard the default setting specified by our parent. */ | |
bfd6edcc | 5159 | ShowWindow (tip_window, SW_HIDE); |
ca56d953 JR |
5160 | } |
5161 | } | |
5162 | ||
5163 | ||
fbd6baed | 5164 | /* Create and set up the w32 window for frame F. */ |
ee78dc32 GV |
5165 | |
5166 | static void | |
fbd6baed | 5167 | w32_window (f, window_prompting, minibuffer_only) |
ee78dc32 GV |
5168 | struct frame *f; |
5169 | long window_prompting; | |
5170 | int minibuffer_only; | |
5171 | { | |
5172 | BLOCK_INPUT; | |
5173 | ||
5174 | /* Use the resource name as the top-level window name | |
5175 | for looking up resources. Make a non-Lisp copy | |
5176 | for the window manager, so GC relocation won't bother it. | |
5177 | ||
5178 | Elsewhere we specify the window name for the window manager. */ | |
5179 | ||
5180 | { | |
5181 | char *str = (char *) XSTRING (Vx_resource_name)->data; | |
5182 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
5183 | strcpy (f->namebuf, str); | |
5184 | } | |
5185 | ||
5186 | my_create_window (f); | |
5187 | ||
5188 | validate_x_resource_name (); | |
5189 | ||
5190 | /* x_set_name normally ignores requests to set the name if the | |
5191 | requested name is the same as the current name. This is the one | |
5192 | place where that assumption isn't correct; f->name is set, but | |
5193 | the server hasn't been told. */ | |
5194 | { | |
5195 | Lisp_Object name; | |
5196 | int explicit = f->explicit_name; | |
5197 | ||
5198 | f->explicit_name = 0; | |
5199 | name = f->name; | |
5200 | f->name = Qnil; | |
5201 | x_set_name (f, name, explicit); | |
5202 | } | |
5203 | ||
5204 | UNBLOCK_INPUT; | |
5205 | ||
5206 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
5207 | initialize_frame_menubar (f); | |
5208 | ||
fbd6baed | 5209 | if (FRAME_W32_WINDOW (f) == 0) |
ee78dc32 GV |
5210 | error ("Unable to create window"); |
5211 | } | |
5212 | ||
5213 | /* Handle the icon stuff for this window. Perhaps later we might | |
5214 | want an x_set_icon_position which can be called interactively as | |
5215 | well. */ | |
5216 | ||
5217 | static void | |
5218 | x_icon (f, parms) | |
5219 | struct frame *f; | |
5220 | Lisp_Object parms; | |
5221 | { | |
5222 | Lisp_Object icon_x, icon_y; | |
5223 | ||
e9e23e23 | 5224 | /* Set the position of the icon. Note that Windows 95 groups all |
ee78dc32 | 5225 | icons in the tray. */ |
6fc2811b JR |
5226 | icon_x = w32_get_arg (parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
5227 | icon_y = w32_get_arg (parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
ee78dc32 GV |
5228 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
5229 | { | |
b7826503 PJ |
5230 | CHECK_NUMBER (icon_x); |
5231 | CHECK_NUMBER (icon_y); | |
ee78dc32 GV |
5232 | } |
5233 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) | |
5234 | error ("Both left and top icon corners of icon must be specified"); | |
5235 | ||
5236 | BLOCK_INPUT; | |
5237 | ||
5238 | if (! EQ (icon_x, Qunbound)) | |
5239 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
5240 | ||
1edf84e7 GV |
5241 | #if 0 /* TODO */ |
5242 | /* Start up iconic or window? */ | |
5243 | x_wm_set_window_state | |
6fc2811b | 5244 | (f, (EQ (w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), Qicon) |
1edf84e7 GV |
5245 | ? IconicState |
5246 | : NormalState)); | |
5247 | ||
5248 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) | |
5249 | ? f->icon_name | |
5250 | : f->name))->data); | |
5251 | #endif | |
5252 | ||
ee78dc32 GV |
5253 | UNBLOCK_INPUT; |
5254 | } | |
5255 | ||
6fc2811b JR |
5256 | |
5257 | static void | |
5258 | x_make_gc (f) | |
5259 | struct frame *f; | |
5260 | { | |
5261 | XGCValues gc_values; | |
5262 | ||
5263 | BLOCK_INPUT; | |
5264 | ||
5265 | /* Create the GC's of this frame. | |
5266 | Note that many default values are used. */ | |
5267 | ||
5268 | /* Normal video */ | |
5269 | gc_values.font = f->output_data.w32->font; | |
5270 | ||
5271 | /* Cursor has cursor-color background, background-color foreground. */ | |
5272 | gc_values.foreground = FRAME_BACKGROUND_PIXEL (f); | |
5273 | gc_values.background = f->output_data.w32->cursor_pixel; | |
5274 | f->output_data.w32->cursor_gc | |
5275 | = XCreateGC (NULL, FRAME_W32_WINDOW (f), | |
5276 | (GCFont | GCForeground | GCBackground), | |
5277 | &gc_values); | |
5278 | ||
5279 | /* Reliefs. */ | |
5280 | f->output_data.w32->white_relief.gc = 0; | |
5281 | f->output_data.w32->black_relief.gc = 0; | |
5282 | ||
5283 | UNBLOCK_INPUT; | |
5284 | } | |
5285 | ||
5286 | ||
937e601e AI |
5287 | /* Handler for signals raised during x_create_frame and |
5288 | x_create_top_frame. FRAME is the frame which is partially | |
5289 | constructed. */ | |
5290 | ||
5291 | static Lisp_Object | |
5292 | unwind_create_frame (frame) | |
5293 | Lisp_Object frame; | |
5294 | { | |
5295 | struct frame *f = XFRAME (frame); | |
5296 | ||
5297 | /* If frame is ``official'', nothing to do. */ | |
5298 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
5299 | { | |
5300 | #ifdef GLYPH_DEBUG | |
5301 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
5302 | #endif | |
5303 | ||
5304 | x_free_frame_resources (f); | |
5305 | ||
5306 | /* Check that reference counts are indeed correct. */ | |
5307 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
5308 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a GM |
5309 | |
5310 | return Qt; | |
937e601e AI |
5311 | } |
5312 | ||
5313 | return Qnil; | |
5314 | } | |
5315 | ||
5316 | ||
ee78dc32 GV |
5317 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
5318 | 1, 1, 0, | |
74e1aeec JR |
5319 | doc: /* Make a new window, which is called a \"frame\" in Emacs terms. |
5320 | Returns an Emacs frame object. | |
5321 | ALIST is an alist of frame parameters. | |
5322 | If the parameters specify that the frame should not have a minibuffer, | |
5323 | and do not specify a specific minibuffer window to use, | |
5324 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
5325 | be shared by the new frame. | |
5326 | ||
5327 | This function is an internal primitive--use `make-frame' instead. */) | |
ee78dc32 GV |
5328 | (parms) |
5329 | Lisp_Object parms; | |
5330 | { | |
5331 | struct frame *f; | |
5332 | Lisp_Object frame, tem; | |
5333 | Lisp_Object name; | |
5334 | int minibuffer_only = 0; | |
5335 | long window_prompting = 0; | |
5336 | int width, height; | |
dc220243 | 5337 | int count = BINDING_STACK_SIZE (); |
1edf84e7 | 5338 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
ee78dc32 | 5339 | Lisp_Object display; |
6fc2811b | 5340 | struct w32_display_info *dpyinfo = NULL; |
ee78dc32 GV |
5341 | Lisp_Object parent; |
5342 | struct kboard *kb; | |
5343 | ||
4587b026 GV |
5344 | check_w32 (); |
5345 | ||
ee78dc32 GV |
5346 | /* Use this general default value to start with |
5347 | until we know if this frame has a specified name. */ | |
5348 | Vx_resource_name = Vinvocation_name; | |
5349 | ||
6fc2811b | 5350 | display = w32_get_arg (parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
ee78dc32 GV |
5351 | if (EQ (display, Qunbound)) |
5352 | display = Qnil; | |
5353 | dpyinfo = check_x_display_info (display); | |
5354 | #ifdef MULTI_KBOARD | |
5355 | kb = dpyinfo->kboard; | |
5356 | #else | |
5357 | kb = &the_only_kboard; | |
5358 | #endif | |
5359 | ||
6fc2811b | 5360 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); |
ee78dc32 GV |
5361 | if (!STRINGP (name) |
5362 | && ! EQ (name, Qunbound) | |
5363 | && ! NILP (name)) | |
5364 | error ("Invalid frame name--not a string or nil"); | |
5365 | ||
5366 | if (STRINGP (name)) | |
5367 | Vx_resource_name = name; | |
5368 | ||
5369 | /* See if parent window is specified. */ | |
6fc2811b | 5370 | parent = w32_get_arg (parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
ee78dc32 GV |
5371 | if (EQ (parent, Qunbound)) |
5372 | parent = Qnil; | |
5373 | if (! NILP (parent)) | |
b7826503 | 5374 | CHECK_NUMBER (parent); |
ee78dc32 | 5375 | |
1edf84e7 GV |
5376 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
5377 | /* No need to protect DISPLAY because that's not used after passing | |
5378 | it to make_frame_without_minibuffer. */ | |
5379 | frame = Qnil; | |
5380 | GCPRO4 (parms, parent, name, frame); | |
1660f34a JR |
5381 | tem = w32_get_arg (parms, Qminibuffer, "minibuffer", "Minibuffer", |
5382 | RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5383 | if (EQ (tem, Qnone) || NILP (tem)) |
5384 | f = make_frame_without_minibuffer (Qnil, kb, display); | |
5385 | else if (EQ (tem, Qonly)) | |
5386 | { | |
5387 | f = make_minibuffer_frame (); | |
5388 | minibuffer_only = 1; | |
5389 | } | |
5390 | else if (WINDOWP (tem)) | |
5391 | f = make_frame_without_minibuffer (tem, kb, display); | |
5392 | else | |
5393 | f = make_frame (1); | |
5394 | ||
1edf84e7 GV |
5395 | XSETFRAME (frame, f); |
5396 | ||
ee78dc32 GV |
5397 | /* Note that Windows does support scroll bars. */ |
5398 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
5ac45f98 GV |
5399 | /* By default, make scrollbars the system standard width. */ |
5400 | f->scroll_bar_pixel_width = GetSystemMetrics (SM_CXVSCROLL); | |
ee78dc32 | 5401 | |
fbd6baed | 5402 | f->output_method = output_w32; |
6fc2811b JR |
5403 | f->output_data.w32 = |
5404 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
fbd6baed | 5405 | bzero (f->output_data.w32, sizeof (struct w32_output)); |
4587b026 | 5406 | FRAME_FONTSET (f) = -1; |
937e601e | 5407 | record_unwind_protect (unwind_create_frame, frame); |
4587b026 | 5408 | |
1edf84e7 | 5409 | f->icon_name |
6fc2811b | 5410 | = w32_get_arg (parms, Qicon_name, "iconName", "Title", RES_TYPE_STRING); |
1edf84e7 GV |
5411 | if (! STRINGP (f->icon_name)) |
5412 | f->icon_name = Qnil; | |
5413 | ||
fbd6baed | 5414 | /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */ |
ee78dc32 GV |
5415 | #ifdef MULTI_KBOARD |
5416 | FRAME_KBOARD (f) = kb; | |
5417 | #endif | |
5418 | ||
5419 | /* Specify the parent under which to make this window. */ | |
5420 | ||
5421 | if (!NILP (parent)) | |
5422 | { | |
1660f34a | 5423 | f->output_data.w32->parent_desc = (Window) XFASTINT (parent); |
fbd6baed | 5424 | f->output_data.w32->explicit_parent = 1; |
ee78dc32 GV |
5425 | } |
5426 | else | |
5427 | { | |
fbd6baed GV |
5428 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
5429 | f->output_data.w32->explicit_parent = 0; | |
ee78dc32 GV |
5430 | } |
5431 | ||
ee78dc32 GV |
5432 | /* Set the name; the functions to which we pass f expect the name to |
5433 | be set. */ | |
5434 | if (EQ (name, Qunbound) || NILP (name)) | |
5435 | { | |
fbd6baed | 5436 | f->name = build_string (dpyinfo->w32_id_name); |
ee78dc32 GV |
5437 | f->explicit_name = 0; |
5438 | } | |
5439 | else | |
5440 | { | |
5441 | f->name = name; | |
5442 | f->explicit_name = 1; | |
5443 | /* use the frame's title when getting resources for this frame. */ | |
5444 | specbind (Qx_resource_name, name); | |
5445 | } | |
5446 | ||
5447 | /* Extract the window parameters from the supplied values | |
5448 | that are needed to determine window geometry. */ | |
5449 | { | |
5450 | Lisp_Object font; | |
5451 | ||
6fc2811b JR |
5452 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); |
5453 | ||
ee78dc32 GV |
5454 | BLOCK_INPUT; |
5455 | /* First, try whatever font the caller has specified. */ | |
5456 | if (STRINGP (font)) | |
4587b026 GV |
5457 | { |
5458 | tem = Fquery_fontset (font, Qnil); | |
5459 | if (STRINGP (tem)) | |
5460 | font = x_new_fontset (f, XSTRING (tem)->data); | |
5461 | else | |
1075afa9 | 5462 | font = x_new_font (f, XSTRING (font)->data); |
4587b026 | 5463 | } |
ee78dc32 GV |
5464 | /* Try out a font which we hope has bold and italic variations. */ |
5465 | if (!STRINGP (font)) | |
e39649be | 5466 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
ee78dc32 | 5467 | if (! STRINGP (font)) |
6fc2811b | 5468 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5469 | /* If those didn't work, look for something which will at least work. */ |
5470 | if (! STRINGP (font)) | |
6fc2811b | 5471 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
ee78dc32 GV |
5472 | UNBLOCK_INPUT; |
5473 | if (! STRINGP (font)) | |
1edf84e7 | 5474 | font = build_string ("Fixedsys"); |
ee78dc32 GV |
5475 | |
5476 | x_default_parameter (f, parms, Qfont, font, | |
6fc2811b | 5477 | "font", "Font", RES_TYPE_STRING); |
ee78dc32 GV |
5478 | } |
5479 | ||
5480 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
1660f34a | 5481 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
ee78dc32 GV |
5482 | /* This defaults to 2 in order to match xterm. We recognize either |
5483 | internalBorderWidth or internalBorder (which is what xterm calls | |
5484 | it). */ | |
5485 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
5486 | { | |
5487 | Lisp_Object value; | |
5488 | ||
6fc2811b | 5489 | value = w32_get_arg (parms, Qinternal_border_width, |
1660f34a | 5490 | "internalBorder", "InternalBorder", RES_TYPE_NUMBER); |
ee78dc32 GV |
5491 | if (! EQ (value, Qunbound)) |
5492 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
5493 | parms); | |
5494 | } | |
1edf84e7 | 5495 | /* Default internalBorderWidth to 0 on Windows to match other programs. */ |
ee78dc32 | 5496 | x_default_parameter (f, parms, Qinternal_border_width, make_number (0), |
1660f34a JR |
5497 | "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER); |
5498 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qright, | |
5499 | "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL); | |
ee78dc32 GV |
5500 | |
5501 | /* Also do the stuff which must be set before the window exists. */ | |
5502 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
6fc2811b | 5503 | "foreground", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5504 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
6fc2811b | 5505 | "background", "Background", RES_TYPE_STRING); |
ee78dc32 | 5506 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
6fc2811b | 5507 | "pointerColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5508 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
6fc2811b | 5509 | "cursorColor", "Foreground", RES_TYPE_STRING); |
ee78dc32 | 5510 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
6fc2811b JR |
5511 | "borderColor", "BorderColor", RES_TYPE_STRING); |
5512 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, | |
5513 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
dfff8a69 JR |
5514 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
5515 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
41c1bdd9 KS |
5516 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
5517 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
5518 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
5519 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
6fc2811b | 5520 | |
ee78dc32 | 5521 | |
6fc2811b JR |
5522 | /* Init faces before x_default_parameter is called for scroll-bar |
5523 | parameters because that function calls x_set_scroll_bar_width, | |
5524 | which calls change_frame_size, which calls Fset_window_buffer, | |
5525 | which runs hooks, which call Fvertical_motion. At the end, we | |
5526 | end up in init_iterator with a null face cache, which should not | |
5527 | happen. */ | |
5528 | init_frame_faces (f); | |
5529 | ||
ee78dc32 | 5530 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
6fc2811b JR |
5531 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
5532 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), | |
5533 | "toolBar", "ToolBar", RES_TYPE_NUMBER); | |
1edf84e7 | 5534 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
6fc2811b | 5535 | "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL); |
1edf84e7 | 5536 | x_default_parameter (f, parms, Qtitle, Qnil, |
6fc2811b | 5537 | "title", "Title", RES_TYPE_STRING); |
ee78dc32 | 5538 | |
fbd6baed GV |
5539 | f->output_data.w32->dwStyle = WS_OVERLAPPEDWINDOW; |
5540 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
3cf3436e JR |
5541 | |
5542 | /* Add the tool-bar height to the initial frame height so that the | |
5543 | user gets a text display area of the size he specified with -g or | |
5544 | via .Xdefaults. Later changes of the tool-bar height don't | |
5545 | change the frame size. This is done so that users can create | |
5546 | tall Emacs frames without having to guess how tall the tool-bar | |
5547 | will get. */ | |
5548 | if (FRAME_TOOL_BAR_LINES (f)) | |
5549 | { | |
5550 | int margin, relief, bar_height; | |
5551 | ||
a05e2bae | 5552 | relief = (tool_bar_button_relief >= 0 |
3cf3436e JR |
5553 | ? tool_bar_button_relief |
5554 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
5555 | ||
5556 | if (INTEGERP (Vtool_bar_button_margin) | |
5557 | && XINT (Vtool_bar_button_margin) > 0) | |
5558 | margin = XFASTINT (Vtool_bar_button_margin); | |
5559 | else if (CONSP (Vtool_bar_button_margin) | |
5560 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
5561 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
5562 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
5563 | else | |
5564 | margin = 0; | |
5565 | ||
5566 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; | |
5567 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
5568 | } | |
5569 | ||
ee78dc32 GV |
5570 | window_prompting = x_figure_window_size (f, parms); |
5571 | ||
5572 | if (window_prompting & XNegative) | |
5573 | { | |
5574 | if (window_prompting & YNegative) | |
fbd6baed | 5575 | f->output_data.w32->win_gravity = SouthEastGravity; |
ee78dc32 | 5576 | else |
fbd6baed | 5577 | f->output_data.w32->win_gravity = NorthEastGravity; |
ee78dc32 GV |
5578 | } |
5579 | else | |
5580 | { | |
5581 | if (window_prompting & YNegative) | |
fbd6baed | 5582 | f->output_data.w32->win_gravity = SouthWestGravity; |
ee78dc32 | 5583 | else |
fbd6baed | 5584 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 GV |
5585 | } |
5586 | ||
fbd6baed | 5587 | f->output_data.w32->size_hint_flags = window_prompting; |
ee78dc32 | 5588 | |
6fc2811b JR |
5589 | tem = w32_get_arg (parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
5590 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
5591 | ||
fbd6baed | 5592 | w32_window (f, window_prompting, minibuffer_only); |
ee78dc32 | 5593 | x_icon (f, parms); |
6fc2811b JR |
5594 | |
5595 | x_make_gc (f); | |
5596 | ||
5597 | /* Now consider the frame official. */ | |
5598 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
5599 | Vframe_list = Fcons (frame, Vframe_list); | |
ee78dc32 GV |
5600 | |
5601 | /* We need to do this after creating the window, so that the | |
5602 | icon-creation functions can say whose icon they're describing. */ | |
5603 | x_default_parameter (f, parms, Qicon_type, Qnil, | |
6fc2811b | 5604 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
ee78dc32 GV |
5605 | |
5606 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
6fc2811b | 5607 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5608 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
6fc2811b | 5609 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
ee78dc32 | 5610 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
6fc2811b JR |
5611 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
5612 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, | |
5613 | "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER); | |
ee78dc32 GV |
5614 | |
5615 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
5616 | Change will not be effected unless different from the current | |
5617 | f->height. */ | |
5618 | width = f->width; | |
5619 | height = f->height; | |
dc220243 | 5620 | |
1026b400 RS |
5621 | f->height = 0; |
5622 | SET_FRAME_WIDTH (f, 0); | |
6fc2811b JR |
5623 | change_frame_size (f, height, width, 1, 0, 0); |
5624 | ||
6fc2811b JR |
5625 | /* Tell the server what size and position, etc, we want, and how |
5626 | badly we want them. This should be done after we have the menu | |
5627 | bar so that its size can be taken into account. */ | |
ee78dc32 GV |
5628 | BLOCK_INPUT; |
5629 | x_wm_set_size_hint (f, window_prompting, 0); | |
5630 | UNBLOCK_INPUT; | |
5631 | ||
4694d762 JR |
5632 | /* Set up faces after all frame parameters are known. This call |
5633 | also merges in face attributes specified for new frames. If we | |
5634 | don't do this, the `menu' face for instance won't have the right | |
5635 | colors, and the menu bar won't appear in the specified colors for | |
5636 | new frames. */ | |
5637 | call1 (Qface_set_after_frame_default, frame); | |
5638 | ||
6fc2811b JR |
5639 | /* Make the window appear on the frame and enable display, unless |
5640 | the caller says not to. However, with explicit parent, Emacs | |
5641 | cannot control visibility, so don't try. */ | |
fbd6baed | 5642 | if (! f->output_data.w32->explicit_parent) |
ee78dc32 GV |
5643 | { |
5644 | Lisp_Object visibility; | |
5645 | ||
6fc2811b | 5646 | visibility = w32_get_arg (parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL); |
ee78dc32 GV |
5647 | if (EQ (visibility, Qunbound)) |
5648 | visibility = Qt; | |
5649 | ||
5650 | if (EQ (visibility, Qicon)) | |
5651 | x_iconify_frame (f); | |
5652 | else if (! NILP (visibility)) | |
5653 | x_make_frame_visible (f); | |
5654 | else | |
5655 | /* Must have been Qnil. */ | |
5656 | ; | |
5657 | } | |
6fc2811b | 5658 | UNGCPRO; |
9e57df62 GM |
5659 | |
5660 | /* Make sure windows on this frame appear in calls to next-window | |
5661 | and similar functions. */ | |
5662 | Vwindow_list = Qnil; | |
5663 | ||
ee78dc32 GV |
5664 | return unbind_to (count, frame); |
5665 | } | |
5666 | ||
5667 | /* FRAME is used only to get a handle on the X display. We don't pass the | |
5668 | display info directly because we're called from frame.c, which doesn't | |
5669 | know about that structure. */ | |
5670 | Lisp_Object | |
5671 | x_get_focus_frame (frame) | |
5672 | struct frame *frame; | |
5673 | { | |
fbd6baed | 5674 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (frame); |
ee78dc32 | 5675 | Lisp_Object xfocus; |
fbd6baed | 5676 | if (! dpyinfo->w32_focus_frame) |
ee78dc32 GV |
5677 | return Qnil; |
5678 | ||
fbd6baed | 5679 | XSETFRAME (xfocus, dpyinfo->w32_focus_frame); |
ee78dc32 GV |
5680 | return xfocus; |
5681 | } | |
1edf84e7 GV |
5682 | |
5683 | DEFUN ("w32-focus-frame", Fw32_focus_frame, Sw32_focus_frame, 1, 1, 0, | |
74e1aeec | 5684 | doc: /* Give FRAME input focus, raising to foreground if necessary. */) |
1edf84e7 GV |
5685 | (frame) |
5686 | Lisp_Object frame; | |
5687 | { | |
5688 | x_focus_on_frame (check_x_frame (frame)); | |
5689 | return Qnil; | |
5690 | } | |
5691 | ||
ee78dc32 | 5692 | \f |
767b1ff0 JR |
5693 | /* Return the charset portion of a font name. */ |
5694 | char * xlfd_charset_of_font (char * fontname) | |
5695 | { | |
5696 | char *charset, *encoding; | |
5697 | ||
5698 | encoding = strrchr(fontname, '-'); | |
ceb12877 | 5699 | if (!encoding || encoding == fontname) |
767b1ff0 JR |
5700 | return NULL; |
5701 | ||
478ea067 AI |
5702 | for (charset = encoding - 1; charset >= fontname; charset--) |
5703 | if (*charset == '-') | |
5704 | break; | |
767b1ff0 | 5705 | |
478ea067 | 5706 | if (charset == fontname || strcmp(charset, "-*-*") == 0) |
767b1ff0 JR |
5707 | return NULL; |
5708 | ||
5709 | return charset + 1; | |
5710 | } | |
5711 | ||
33d52f9c GV |
5712 | struct font_info *w32_load_bdf_font (struct frame *f, char *fontname, |
5713 | int size, char* filename); | |
8edb0a6f | 5714 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names); |
c7501041 EZ |
5715 | static BOOL w32_to_x_font (LOGFONT * lplf, char * lpxstr, int len, |
5716 | char * charset); | |
5717 | static BOOL x_to_w32_font (char *lpxstr, LOGFONT *lplogfont); | |
33d52f9c | 5718 | |
8edb0a6f | 5719 | static struct font_info * |
33d52f9c | 5720 | w32_load_system_font (f,fontname,size) |
55dcfc15 AI |
5721 | struct frame *f; |
5722 | char * fontname; | |
5723 | int size; | |
ee78dc32 | 5724 | { |
4587b026 GV |
5725 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
5726 | Lisp_Object font_names; | |
5727 | ||
4587b026 GV |
5728 | /* Get a list of all the fonts that match this name. Once we |
5729 | have a list of matching fonts, we compare them against the fonts | |
5730 | we already have loaded by comparing names. */ | |
5731 | font_names = w32_list_fonts (f, build_string (fontname), size, 100); | |
5732 | ||
5733 | if (!NILP (font_names)) | |
3c190163 | 5734 | { |
4587b026 GV |
5735 | Lisp_Object tail; |
5736 | int i; | |
4587b026 GV |
5737 | |
5738 | /* First check if any are already loaded, as that is cheaper | |
5739 | than loading another one. */ | |
5740 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
8e713be6 | 5741 | for (tail = font_names; CONSP (tail); tail = XCDR (tail)) |
6fc2811b JR |
5742 | if (dpyinfo->font_table[i].name |
5743 | && (!strcmp (dpyinfo->font_table[i].name, | |
5744 | XSTRING (XCAR (tail))->data) | |
5745 | || !strcmp (dpyinfo->font_table[i].full_name, | |
5746 | XSTRING (XCAR (tail))->data))) | |
4587b026 | 5747 | return (dpyinfo->font_table + i); |
6fc2811b | 5748 | |
8e713be6 | 5749 | fontname = (char *) XSTRING (XCAR (font_names))->data; |
4587b026 | 5750 | } |
1075afa9 | 5751 | else if (w32_strict_fontnames) |
5ca0cd71 GV |
5752 | { |
5753 | /* If EnumFontFamiliesEx was available, we got a full list of | |
5754 | fonts back so stop now to avoid the possibility of loading a | |
5755 | random font. If we had to fall back to EnumFontFamilies, the | |
5756 | list is incomplete, so continue whether the font we want was | |
5757 | listed or not. */ | |
5758 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
5759 | FARPROC enum_font_families_ex | |
1075afa9 | 5760 | = GetProcAddress (gdi32, "EnumFontFamiliesExA"); |
5ca0cd71 GV |
5761 | if (enum_font_families_ex) |
5762 | return NULL; | |
5763 | } | |
4587b026 GV |
5764 | |
5765 | /* Load the font and add it to the table. */ | |
5766 | { | |
767b1ff0 | 5767 | char *full_name, *encoding, *charset; |
4587b026 GV |
5768 | XFontStruct *font; |
5769 | struct font_info *fontp; | |
3c190163 | 5770 | LOGFONT lf; |
4587b026 | 5771 | BOOL ok; |
19c291d3 | 5772 | int codepage; |
6fc2811b | 5773 | int i; |
5ac45f98 | 5774 | |
4587b026 | 5775 | if (!fontname || !x_to_w32_font (fontname, &lf)) |
3c190163 | 5776 | return (NULL); |
5ac45f98 | 5777 | |
4587b026 GV |
5778 | if (!*lf.lfFaceName) |
5779 | /* If no name was specified for the font, we get a random font | |
5780 | from CreateFontIndirect - this is not particularly | |
5781 | desirable, especially since CreateFontIndirect does not | |
5782 | fill out the missing name in lf, so we never know what we | |
5783 | ended up with. */ | |
5784 | return NULL; | |
5785 | ||
3c190163 | 5786 | font = (XFontStruct *) xmalloc (sizeof (XFontStruct)); |
c6be3860 | 5787 | bzero (font, sizeof (*font)); |
5ac45f98 | 5788 | |
33d52f9c GV |
5789 | /* Set bdf to NULL to indicate that this is a Windows font. */ |
5790 | font->bdf = NULL; | |
5ac45f98 | 5791 | |
3c190163 | 5792 | BLOCK_INPUT; |
5ac45f98 GV |
5793 | |
5794 | font->hfont = CreateFontIndirect (&lf); | |
ee78dc32 | 5795 | |
1a292d24 AI |
5796 | if (font->hfont == NULL) |
5797 | { | |
5798 | ok = FALSE; | |
5799 | } | |
5800 | else | |
5801 | { | |
5802 | HDC hdc; | |
5803 | HANDLE oldobj; | |
19c291d3 AI |
5804 | |
5805 | codepage = w32_codepage_for_font (fontname); | |
1a292d24 AI |
5806 | |
5807 | hdc = GetDC (dpyinfo->root_window); | |
5808 | oldobj = SelectObject (hdc, font->hfont); | |
5c6682be | 5809 | |
1a292d24 | 5810 | ok = GetTextMetrics (hdc, &font->tm); |
5c6682be JR |
5811 | if (codepage == CP_UNICODE) |
5812 | font->double_byte_p = 1; | |
5813 | else | |
8b77111c AI |
5814 | { |
5815 | /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font) | |
5816 | don't report themselves as double byte fonts, when | |
5817 | patently they are. So instead of trusting | |
5818 | GetFontLanguageInfo, we check the properties of the | |
5819 | codepage directly, since that is ultimately what we are | |
5820 | working from anyway. */ | |
5821 | /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */ | |
5822 | CPINFO cpi = {0}; | |
5823 | GetCPInfo (codepage, &cpi); | |
5824 | font->double_byte_p = cpi.MaxCharSize > 1; | |
5825 | } | |
5c6682be | 5826 | |
1a292d24 AI |
5827 | SelectObject (hdc, oldobj); |
5828 | ReleaseDC (dpyinfo->root_window, hdc); | |
6fc2811b JR |
5829 | /* Fill out details in lf according to the font that was |
5830 | actually loaded. */ | |
5831 | lf.lfHeight = font->tm.tmInternalLeading - font->tm.tmHeight; | |
5832 | lf.lfWidth = font->tm.tmAveCharWidth; | |
5833 | lf.lfWeight = font->tm.tmWeight; | |
5834 | lf.lfItalic = font->tm.tmItalic; | |
5835 | lf.lfCharSet = font->tm.tmCharSet; | |
5836 | lf.lfPitchAndFamily = ((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) | |
d88c567c | 5837 | ? VARIABLE_PITCH : FIXED_PITCH); |
6fc2811b JR |
5838 | lf.lfOutPrecision = ((font->tm.tmPitchAndFamily & TMPF_VECTOR) |
5839 | ? OUT_STROKE_PRECIS : OUT_STRING_PRECIS); | |
c6be3860 AI |
5840 | |
5841 | w32_cache_char_metrics (font); | |
1a292d24 | 5842 | } |
5ac45f98 | 5843 | |
1a292d24 | 5844 | UNBLOCK_INPUT; |
5ac45f98 | 5845 | |
4587b026 GV |
5846 | if (!ok) |
5847 | { | |
1a292d24 AI |
5848 | w32_unload_font (dpyinfo, font); |
5849 | return (NULL); | |
5850 | } | |
ee78dc32 | 5851 | |
6fc2811b JR |
5852 | /* Find a free slot in the font table. */ |
5853 | for (i = 0; i < dpyinfo->n_fonts; ++i) | |
5854 | if (dpyinfo->font_table[i].name == NULL) | |
5855 | break; | |
5856 | ||
5857 | /* If no free slot found, maybe enlarge the font table. */ | |
5858 | if (i == dpyinfo->n_fonts | |
5859 | && dpyinfo->n_fonts == dpyinfo->font_table_size) | |
4587b026 | 5860 | { |
6fc2811b JR |
5861 | int sz; |
5862 | dpyinfo->font_table_size = max (16, 2 * dpyinfo->font_table_size); | |
5863 | sz = dpyinfo->font_table_size * sizeof *dpyinfo->font_table; | |
4587b026 | 5864 | dpyinfo->font_table |
6fc2811b | 5865 | = (struct font_info *) xrealloc (dpyinfo->font_table, sz); |
4587b026 GV |
5866 | } |
5867 | ||
6fc2811b JR |
5868 | fontp = dpyinfo->font_table + i; |
5869 | if (i == dpyinfo->n_fonts) | |
5870 | ++dpyinfo->n_fonts; | |
4587b026 GV |
5871 | |
5872 | /* Now fill in the slots of *FONTP. */ | |
5873 | BLOCK_INPUT; | |
5874 | fontp->font = font; | |
6fc2811b | 5875 | fontp->font_idx = i; |
4587b026 GV |
5876 | fontp->name = (char *) xmalloc (strlen (fontname) + 1); |
5877 | bcopy (fontname, fontp->name, strlen (fontname) + 1); | |
5878 | ||
767b1ff0 JR |
5879 | charset = xlfd_charset_of_font (fontname); |
5880 | ||
19c291d3 AI |
5881 | /* Cache the W32 codepage for a font. This makes w32_encode_char |
5882 | (called for every glyph during redisplay) much faster. */ | |
5883 | fontp->codepage = codepage; | |
5884 | ||
4587b026 GV |
5885 | /* Work out the font's full name. */ |
5886 | full_name = (char *)xmalloc (100); | |
767b1ff0 | 5887 | if (full_name && w32_to_x_font (&lf, full_name, 100, charset)) |
4587b026 GV |
5888 | fontp->full_name = full_name; |
5889 | else | |
5890 | { | |
5891 | /* If all else fails - just use the name we used to load it. */ | |
5892 | xfree (full_name); | |
5893 | fontp->full_name = fontp->name; | |
5894 | } | |
5895 | ||
5896 | fontp->size = FONT_WIDTH (font); | |
5897 | fontp->height = FONT_HEIGHT (font); | |
5898 | ||
5899 | /* The slot `encoding' specifies how to map a character | |
5900 | code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to | |
126f2e35 JR |
5901 | the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or |
5902 | (0:0x20..0x7F, 1:0xA0..0xFF, | |
5903 | (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF, | |
4587b026 | 5904 | 2:0xA020..0xFF7F). For the moment, we don't know which charset |
6fc2811b | 5905 | uses this font. So, we set information in fontp->encoding[1] |
4587b026 GV |
5906 | which is never used by any charset. If mapping can't be |
5907 | decided, set FONT_ENCODING_NOT_DECIDED. */ | |
33d52f9c GV |
5908 | |
5909 | /* SJIS fonts need to be set to type 4, all others seem to work as | |
5910 | type FONT_ENCODING_NOT_DECIDED. */ | |
5911 | encoding = strrchr (fontp->name, '-'); | |
5912 | if (encoding && stricmp (encoding+1, "sjis") == 0) | |
1c885fe1 | 5913 | fontp->encoding[1] = 4; |
33d52f9c | 5914 | else |
1c885fe1 | 5915 | fontp->encoding[1] = FONT_ENCODING_NOT_DECIDED; |
4587b026 GV |
5916 | |
5917 | /* The following three values are set to 0 under W32, which is | |
5918 | what they get set to if XGetFontProperty fails under X. */ | |
5919 | fontp->baseline_offset = 0; | |
5920 | fontp->relative_compose = 0; | |
33d52f9c | 5921 | fontp->default_ascent = 0; |
4587b026 | 5922 | |
6fc2811b JR |
5923 | /* Set global flag fonts_changed_p to non-zero if the font loaded |
5924 | has a character with a smaller width than any other character | |
5925 | before, or if the font loaded has a smalle>r height than any | |
5926 | other font loaded before. If this happens, it will make a | |
5927 | glyph matrix reallocation necessary. */ | |
5928 | fonts_changed_p = x_compute_min_glyph_bounds (f); | |
4587b026 | 5929 | UNBLOCK_INPUT; |
4587b026 GV |
5930 | return fontp; |
5931 | } | |
5932 | } | |
5933 | ||
33d52f9c GV |
5934 | /* Load font named FONTNAME of size SIZE for frame F, and return a |
5935 | pointer to the structure font_info while allocating it dynamically. | |
5936 | If loading fails, return NULL. */ | |
5937 | struct font_info * | |
5938 | w32_load_font (f,fontname,size) | |
5939 | struct frame *f; | |
5940 | char * fontname; | |
5941 | int size; | |
5942 | { | |
5943 | Lisp_Object bdf_fonts; | |
5944 | struct font_info *retval = NULL; | |
5945 | ||
8edb0a6f | 5946 | bdf_fonts = w32_list_bdf_fonts (build_string (fontname), 1); |
33d52f9c GV |
5947 | |
5948 | while (!retval && CONSP (bdf_fonts)) | |
5949 | { | |
5950 | char *bdf_name, *bdf_file; | |
5951 | Lisp_Object bdf_pair; | |
5952 | ||
8e713be6 KR |
5953 | bdf_name = XSTRING (XCAR (bdf_fonts))->data; |
5954 | bdf_pair = Fassoc (XCAR (bdf_fonts), Vw32_bdf_filename_alist); | |
5955 | bdf_file = XSTRING (XCDR (bdf_pair))->data; | |
33d52f9c GV |
5956 | |
5957 | retval = w32_load_bdf_font (f, bdf_name, size, bdf_file); | |
5958 | ||
8e713be6 | 5959 | bdf_fonts = XCDR (bdf_fonts); |
33d52f9c GV |
5960 | } |
5961 | ||
5962 | if (retval) | |
5963 | return retval; | |
5964 | ||
5965 | return w32_load_system_font(f, fontname, size); | |
5966 | } | |
5967 | ||
5968 | ||
ee78dc32 | 5969 | void |
fbd6baed GV |
5970 | w32_unload_font (dpyinfo, font) |
5971 | struct w32_display_info *dpyinfo; | |
ee78dc32 GV |
5972 | XFontStruct * font; |
5973 | { | |
5974 | if (font) | |
5975 | { | |
c6be3860 | 5976 | if (font->per_char) xfree (font->per_char); |
33d52f9c GV |
5977 | if (font->bdf) w32_free_bdf_font (font->bdf); |
5978 | ||
3c190163 | 5979 | if (font->hfont) DeleteObject(font->hfont); |
ee78dc32 GV |
5980 | xfree (font); |
5981 | } | |
5982 | } | |
5983 | ||
fbd6baed | 5984 | /* The font conversion stuff between x and w32 */ |
ee78dc32 GV |
5985 | |
5986 | /* X font string is as follows (from faces.el) | |
5987 | * (let ((- "[-?]") | |
5988 | * (foundry "[^-]+") | |
5989 | * (family "[^-]+") | |
5990 | * (weight "\\(bold\\|demibold\\|medium\\)") ; 1 | |
5991 | * (weight\? "\\([^-]*\\)") ; 1 | |
5992 | * (slant "\\([ior]\\)") ; 2 | |
5993 | * (slant\? "\\([^-]?\\)") ; 2 | |
5994 | * (swidth "\\([^-]*\\)") ; 3 | |
5995 | * (adstyle "[^-]*") ; 4 | |
5996 | * (pixelsize "[0-9]+") | |
5997 | * (pointsize "[0-9][0-9]+") | |
5998 | * (resx "[0-9][0-9]+") | |
5999 | * (resy "[0-9][0-9]+") | |
6000 | * (spacing "[cmp?*]") | |
6001 | * (avgwidth "[0-9]+") | |
6002 | * (registry "[^-]+") | |
6003 | * (encoding "[^-]+") | |
6004 | * ) | |
ee78dc32 | 6005 | */ |
ee78dc32 | 6006 | |
8edb0a6f | 6007 | static LONG |
fbd6baed | 6008 | x_to_w32_weight (lpw) |
ee78dc32 GV |
6009 | char * lpw; |
6010 | { | |
6011 | if (!lpw) return (FW_DONTCARE); | |
5ac45f98 GV |
6012 | |
6013 | if (stricmp (lpw,"heavy") == 0) return FW_HEAVY; | |
6014 | else if (stricmp (lpw,"extrabold") == 0) return FW_EXTRABOLD; | |
6015 | else if (stricmp (lpw,"bold") == 0) return FW_BOLD; | |
6016 | else if (stricmp (lpw,"demibold") == 0) return FW_SEMIBOLD; | |
1edf84e7 | 6017 | else if (stricmp (lpw,"semibold") == 0) return FW_SEMIBOLD; |
5ac45f98 GV |
6018 | else if (stricmp (lpw,"medium") == 0) return FW_MEDIUM; |
6019 | else if (stricmp (lpw,"normal") == 0) return FW_NORMAL; | |
6020 | else if (stricmp (lpw,"light") == 0) return FW_LIGHT; | |
6021 | else if (stricmp (lpw,"extralight") == 0) return FW_EXTRALIGHT; | |
6022 | else if (stricmp (lpw,"thin") == 0) return FW_THIN; | |
ee78dc32 | 6023 | else |
5ac45f98 | 6024 | return FW_DONTCARE; |
ee78dc32 GV |
6025 | } |
6026 | ||
5ac45f98 | 6027 | |
8edb0a6f | 6028 | static char * |
fbd6baed | 6029 | w32_to_x_weight (fnweight) |
ee78dc32 GV |
6030 | int fnweight; |
6031 | { | |
5ac45f98 GV |
6032 | if (fnweight >= FW_HEAVY) return "heavy"; |
6033 | if (fnweight >= FW_EXTRABOLD) return "extrabold"; | |
6034 | if (fnweight >= FW_BOLD) return "bold"; | |
03f8fb34 | 6035 | if (fnweight >= FW_SEMIBOLD) return "demibold"; |
5ac45f98 GV |
6036 | if (fnweight >= FW_MEDIUM) return "medium"; |
6037 | if (fnweight >= FW_NORMAL) return "normal"; | |
6038 | if (fnweight >= FW_LIGHT) return "light"; | |
6039 | if (fnweight >= FW_EXTRALIGHT) return "extralight"; | |
6040 | if (fnweight >= FW_THIN) return "thin"; | |
6041 | else | |
6042 | return "*"; | |
6043 | } | |
6044 | ||
8edb0a6f | 6045 | static LONG |
fbd6baed | 6046 | x_to_w32_charset (lpcs) |
5ac45f98 GV |
6047 | char * lpcs; |
6048 | { | |
767b1ff0 | 6049 | Lisp_Object this_entry, w32_charset; |
8b77111c AI |
6050 | char *charset; |
6051 | int len = strlen (lpcs); | |
6052 | ||
6053 | /* Support "*-#nnn" format for unknown charsets. */ | |
6054 | if (strncmp (lpcs, "*-#", 3) == 0) | |
6055 | return atoi (lpcs + 3); | |
6056 | ||
6057 | /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */ | |
6058 | charset = alloca (len + 1); | |
6059 | strcpy (charset, lpcs); | |
6060 | lpcs = strchr (charset, '*'); | |
6061 | if (lpcs) | |
6062 | *lpcs = 0; | |
4587b026 | 6063 | |
dfff8a69 JR |
6064 | /* Look through w32-charset-info-alist for the character set. |
6065 | Format of each entry is | |
6066 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6067 | */ | |
8b77111c | 6068 | this_entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
4587b026 | 6069 | |
767b1ff0 JR |
6070 | if (NILP(this_entry)) |
6071 | { | |
6072 | /* At startup, we want iso8859-1 fonts to come up properly. */ | |
8b77111c | 6073 | if (stricmp(charset, "iso8859-1") == 0) |
767b1ff0 JR |
6074 | return ANSI_CHARSET; |
6075 | else | |
6076 | return DEFAULT_CHARSET; | |
6077 | } | |
6078 | ||
6079 | w32_charset = Fcar (Fcdr (this_entry)); | |
6080 | ||
6081 | // Translate Lisp symbol to number. | |
6082 | if (w32_charset == Qw32_charset_ansi) | |
6083 | return ANSI_CHARSET; | |
6084 | if (w32_charset == Qw32_charset_symbol) | |
6085 | return SYMBOL_CHARSET; | |
6086 | if (w32_charset == Qw32_charset_shiftjis) | |
6087 | return SHIFTJIS_CHARSET; | |
6088 | if (w32_charset == Qw32_charset_hangeul) | |
6089 | return HANGEUL_CHARSET; | |
6090 | if (w32_charset == Qw32_charset_chinesebig5) | |
6091 | return CHINESEBIG5_CHARSET; | |
6092 | if (w32_charset == Qw32_charset_gb2312) | |
6093 | return GB2312_CHARSET; | |
6094 | if (w32_charset == Qw32_charset_oem) | |
6095 | return OEM_CHARSET; | |
dfff8a69 | 6096 | #ifdef JOHAB_CHARSET |
767b1ff0 JR |
6097 | if (w32_charset == Qw32_charset_johab) |
6098 | return JOHAB_CHARSET; | |
6099 | if (w32_charset == Qw32_charset_easteurope) | |
6100 | return EASTEUROPE_CHARSET; | |
6101 | if (w32_charset == Qw32_charset_turkish) | |
6102 | return TURKISH_CHARSET; | |
6103 | if (w32_charset == Qw32_charset_baltic) | |
6104 | return BALTIC_CHARSET; | |
6105 | if (w32_charset == Qw32_charset_russian) | |
6106 | return RUSSIAN_CHARSET; | |
6107 | if (w32_charset == Qw32_charset_arabic) | |
6108 | return ARABIC_CHARSET; | |
6109 | if (w32_charset == Qw32_charset_greek) | |
6110 | return GREEK_CHARSET; | |
6111 | if (w32_charset == Qw32_charset_hebrew) | |
6112 | return HEBREW_CHARSET; | |
6113 | if (w32_charset == Qw32_charset_vietnamese) | |
6114 | return VIETNAMESE_CHARSET; | |
6115 | if (w32_charset == Qw32_charset_thai) | |
6116 | return THAI_CHARSET; | |
6117 | if (w32_charset == Qw32_charset_mac) | |
6118 | return MAC_CHARSET; | |
dfff8a69 | 6119 | #endif /* JOHAB_CHARSET */ |
5ac45f98 | 6120 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6121 | if (w32_charset == Qw32_charset_unicode) |
6122 | return UNICODE_CHARSET; | |
5ac45f98 | 6123 | #endif |
dfff8a69 JR |
6124 | |
6125 | return DEFAULT_CHARSET; | |
5ac45f98 GV |
6126 | } |
6127 | ||
dfff8a69 | 6128 | |
8edb0a6f | 6129 | static char * |
fbd6baed | 6130 | w32_to_x_charset (fncharset) |
5ac45f98 GV |
6131 | int fncharset; |
6132 | { | |
5e905a57 | 6133 | static char buf[32]; |
767b1ff0 | 6134 | Lisp_Object charset_type; |
1edf84e7 | 6135 | |
5ac45f98 GV |
6136 | switch (fncharset) |
6137 | { | |
767b1ff0 JR |
6138 | case ANSI_CHARSET: |
6139 | /* Handle startup case of w32-charset-info-alist not | |
6140 | being set up yet. */ | |
6141 | if (NILP(Vw32_charset_info_alist)) | |
6142 | return "iso8859-1"; | |
6143 | charset_type = Qw32_charset_ansi; | |
6144 | break; | |
6145 | case DEFAULT_CHARSET: | |
6146 | charset_type = Qw32_charset_default; | |
6147 | break; | |
6148 | case SYMBOL_CHARSET: | |
6149 | charset_type = Qw32_charset_symbol; | |
6150 | break; | |
6151 | case SHIFTJIS_CHARSET: | |
6152 | charset_type = Qw32_charset_shiftjis; | |
6153 | break; | |
6154 | case HANGEUL_CHARSET: | |
6155 | charset_type = Qw32_charset_hangeul; | |
6156 | break; | |
6157 | case GB2312_CHARSET: | |
6158 | charset_type = Qw32_charset_gb2312; | |
6159 | break; | |
6160 | case CHINESEBIG5_CHARSET: | |
6161 | charset_type = Qw32_charset_chinesebig5; | |
6162 | break; | |
6163 | case OEM_CHARSET: | |
6164 | charset_type = Qw32_charset_oem; | |
6165 | break; | |
4587b026 GV |
6166 | |
6167 | /* More recent versions of Windows (95 and NT4.0) define more | |
6168 | character sets. */ | |
6169 | #ifdef EASTEUROPE_CHARSET | |
767b1ff0 JR |
6170 | case EASTEUROPE_CHARSET: |
6171 | charset_type = Qw32_charset_easteurope; | |
6172 | break; | |
6173 | case TURKISH_CHARSET: | |
6174 | charset_type = Qw32_charset_turkish; | |
6175 | break; | |
6176 | case BALTIC_CHARSET: | |
6177 | charset_type = Qw32_charset_baltic; | |
6178 | break; | |
33d52f9c | 6179 | case RUSSIAN_CHARSET: |
767b1ff0 JR |
6180 | charset_type = Qw32_charset_russian; |
6181 | break; | |
6182 | case ARABIC_CHARSET: | |
6183 | charset_type = Qw32_charset_arabic; | |
6184 | break; | |
6185 | case GREEK_CHARSET: | |
6186 | charset_type = Qw32_charset_greek; | |
6187 | break; | |
6188 | case HEBREW_CHARSET: | |
6189 | charset_type = Qw32_charset_hebrew; | |
6190 | break; | |
6191 | case VIETNAMESE_CHARSET: | |
6192 | charset_type = Qw32_charset_vietnamese; | |
6193 | break; | |
6194 | case THAI_CHARSET: | |
6195 | charset_type = Qw32_charset_thai; | |
6196 | break; | |
6197 | case MAC_CHARSET: | |
6198 | charset_type = Qw32_charset_mac; | |
6199 | break; | |
6200 | case JOHAB_CHARSET: | |
6201 | charset_type = Qw32_charset_johab; | |
6202 | break; | |
4587b026 GV |
6203 | #endif |
6204 | ||
5ac45f98 | 6205 | #ifdef UNICODE_CHARSET |
767b1ff0 JR |
6206 | case UNICODE_CHARSET: |
6207 | charset_type = Qw32_charset_unicode; | |
6208 | break; | |
5ac45f98 | 6209 | #endif |
767b1ff0 JR |
6210 | default: |
6211 | /* Encode numerical value of unknown charset. */ | |
6212 | sprintf (buf, "*-#%u", fncharset); | |
6213 | return buf; | |
5ac45f98 | 6214 | } |
767b1ff0 JR |
6215 | |
6216 | { | |
6217 | Lisp_Object rest; | |
6218 | char * best_match = NULL; | |
6219 | ||
6220 | /* Look through w32-charset-info-alist for the character set. | |
6221 | Prefer ISO codepages, and prefer lower numbers in the ISO | |
6222 | range. Only return charsets for codepages which are installed. | |
6223 | ||
6224 | Format of each entry is | |
6225 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)). | |
6226 | */ | |
6227 | for (rest = Vw32_charset_info_alist; CONSP (rest); rest = XCDR (rest)) | |
6228 | { | |
6229 | char * x_charset; | |
6230 | Lisp_Object w32_charset; | |
6231 | Lisp_Object codepage; | |
6232 | ||
6233 | Lisp_Object this_entry = XCAR (rest); | |
6234 | ||
6235 | /* Skip invalid entries in alist. */ | |
6236 | if (!CONSP (this_entry) || !STRINGP (XCAR (this_entry)) | |
6237 | || !CONSP (XCDR (this_entry)) | |
6238 | || !SYMBOLP (XCAR (XCDR (this_entry)))) | |
6239 | continue; | |
6240 | ||
6241 | x_charset = XSTRING (XCAR (this_entry))->data; | |
6242 | w32_charset = XCAR (XCDR (this_entry)); | |
6243 | codepage = XCDR (XCDR (this_entry)); | |
6244 | ||
6245 | /* Look for Same charset and a valid codepage (or non-int | |
6246 | which means ignore). */ | |
6247 | if (w32_charset == charset_type | |
6248 | && (!INTEGERP (codepage) || codepage == CP_DEFAULT | |
6249 | || IsValidCodePage (XINT (codepage)))) | |
6250 | { | |
6251 | /* If we don't have a match already, then this is the | |
6252 | best. */ | |
6253 | if (!best_match) | |
6254 | best_match = x_charset; | |
6255 | /* If this is an ISO codepage, and the best so far isn't, | |
6256 | then this is better. */ | |
6257 | else if (stricmp (best_match, "iso") != 0 | |
6258 | && stricmp (x_charset, "iso") == 0) | |
6259 | best_match = x_charset; | |
6260 | /* If both are ISO8859 codepages, choose the one with the | |
6261 | lowest number in the encoding field. */ | |
6262 | else if (stricmp (best_match, "iso8859-") == 0 | |
6263 | && stricmp (x_charset, "iso8859-") == 0) | |
6264 | { | |
6265 | int best_enc = atoi (best_match + 8); | |
6266 | int this_enc = atoi (x_charset + 8); | |
6267 | if (this_enc > 0 && this_enc < best_enc) | |
6268 | best_match = x_charset; | |
6269 | } | |
6270 | } | |
6271 | } | |
6272 | ||
6273 | /* If no match, encode the numeric value. */ | |
6274 | if (!best_match) | |
6275 | { | |
6276 | sprintf (buf, "*-#%u", fncharset); | |
6277 | return buf; | |
6278 | } | |
6279 | ||
5e905a57 JR |
6280 | strncpy(buf, best_match, 31); |
6281 | buf[31] = '\0'; | |
767b1ff0 JR |
6282 | return buf; |
6283 | } | |
ee78dc32 GV |
6284 | } |
6285 | ||
dfff8a69 JR |
6286 | |
6287 | /* Get the Windows codepage corresponding to the specified font. The | |
6288 | charset info in the font name is used to look up | |
6289 | w32-charset-to-codepage-alist. */ | |
6290 | int | |
6291 | w32_codepage_for_font (char *fontname) | |
6292 | { | |
767b1ff0 JR |
6293 | Lisp_Object codepage, entry; |
6294 | char *charset_str, *charset, *end; | |
dfff8a69 | 6295 | |
767b1ff0 | 6296 | if (NILP (Vw32_charset_info_alist)) |
dfff8a69 JR |
6297 | return CP_DEFAULT; |
6298 | ||
767b1ff0 JR |
6299 | /* Extract charset part of font string. */ |
6300 | charset = xlfd_charset_of_font (fontname); | |
6301 | ||
6302 | if (!charset) | |
ceb12877 | 6303 | return CP_UNKNOWN; |
767b1ff0 | 6304 | |
8b77111c | 6305 | charset_str = (char *) alloca (strlen (charset) + 1); |
767b1ff0 JR |
6306 | strcpy (charset_str, charset); |
6307 | ||
8b77111c | 6308 | #if 0 |
dfff8a69 JR |
6309 | /* Remove leading "*-". */ |
6310 | if (strncmp ("*-", charset_str, 2) == 0) | |
6311 | charset = charset_str + 2; | |
6312 | else | |
8b77111c | 6313 | #endif |
dfff8a69 JR |
6314 | charset = charset_str; |
6315 | ||
6316 | /* Stop match at wildcard (including preceding '-'). */ | |
6317 | if (end = strchr (charset, '*')) | |
6318 | { | |
6319 | if (end > charset && *(end-1) == '-') | |
6320 | end--; | |
6321 | *end = '\0'; | |
6322 | } | |
6323 | ||
767b1ff0 JR |
6324 | entry = Fassoc (build_string(charset), Vw32_charset_info_alist); |
6325 | if (NILP (entry)) | |
ceb12877 | 6326 | return CP_UNKNOWN; |
767b1ff0 JR |
6327 | |
6328 | codepage = Fcdr (Fcdr (entry)); | |
6329 | ||
6330 | if (NILP (codepage)) | |
6331 | return CP_8BIT; | |
6332 | else if (XFASTINT (codepage) == XFASTINT (Qt)) | |
6333 | return CP_UNICODE; | |
6334 | else if (INTEGERP (codepage)) | |
dfff8a69 JR |
6335 | return XINT (codepage); |
6336 | else | |
ceb12877 | 6337 | return CP_UNKNOWN; |
dfff8a69 JR |
6338 | } |
6339 | ||
6340 | ||
8edb0a6f | 6341 | static BOOL |
767b1ff0 | 6342 | w32_to_x_font (lplogfont, lpxstr, len, specific_charset) |
ee78dc32 GV |
6343 | LOGFONT * lplogfont; |
6344 | char * lpxstr; | |
6345 | int len; | |
767b1ff0 | 6346 | char * specific_charset; |
ee78dc32 | 6347 | { |
6fc2811b | 6348 | char* fonttype; |
f46e6225 | 6349 | char *fontname; |
3cb20f4a RS |
6350 | char height_pixels[8]; |
6351 | char height_dpi[8]; | |
6352 | char width_pixels[8]; | |
4587b026 | 6353 | char *fontname_dash; |
d88c567c JR |
6354 | int display_resy = one_w32_display_info.resy; |
6355 | int display_resx = one_w32_display_info.resx; | |
f46e6225 GV |
6356 | int bufsz; |
6357 | struct coding_system coding; | |
3cb20f4a RS |
6358 | |
6359 | if (!lpxstr) abort (); | |
ee78dc32 | 6360 | |
3cb20f4a RS |
6361 | if (!lplogfont) |
6362 | return FALSE; | |
6363 | ||
6fc2811b JR |
6364 | if (lplogfont->lfOutPrecision == OUT_STRING_PRECIS) |
6365 | fonttype = "raster"; | |
6366 | else if (lplogfont->lfOutPrecision == OUT_STROKE_PRECIS) | |
6367 | fonttype = "outline"; | |
6368 | else | |
6369 | fonttype = "unknown"; | |
6370 | ||
1fa3a200 | 6371 | setup_coding_system (Fcheck_coding_system (Vlocale_coding_system), |
f46e6225 | 6372 | &coding); |
aab5ac44 KH |
6373 | coding.src_multibyte = 0; |
6374 | coding.dst_multibyte = 1; | |
f46e6225 GV |
6375 | coding.mode |= CODING_MODE_LAST_BLOCK; |
6376 | bufsz = decoding_buffer_size (&coding, LF_FACESIZE); | |
6377 | ||
6378 | fontname = alloca(sizeof(*fontname) * bufsz); | |
6379 | decode_coding (&coding, lplogfont->lfFaceName, fontname, | |
6380 | strlen(lplogfont->lfFaceName), bufsz - 1); | |
6381 | *(fontname + coding.produced) = '\0'; | |
4587b026 GV |
6382 | |
6383 | /* Replace dashes with underscores so the dashes are not | |
f46e6225 | 6384 | misinterpreted. */ |
4587b026 GV |
6385 | fontname_dash = fontname; |
6386 | while (fontname_dash = strchr (fontname_dash, '-')) | |
6387 | *fontname_dash = '_'; | |
6388 | ||
3cb20f4a | 6389 | if (lplogfont->lfHeight) |
ee78dc32 | 6390 | { |
3cb20f4a RS |
6391 | sprintf (height_pixels, "%u", abs (lplogfont->lfHeight)); |
6392 | sprintf (height_dpi, "%u", | |
33d52f9c | 6393 | abs (lplogfont->lfHeight) * 720 / display_resy); |
5ac45f98 GV |
6394 | } |
6395 | else | |
ee78dc32 | 6396 | { |
3cb20f4a RS |
6397 | strcpy (height_pixels, "*"); |
6398 | strcpy (height_dpi, "*"); | |
ee78dc32 | 6399 | } |
3cb20f4a RS |
6400 | if (lplogfont->lfWidth) |
6401 | sprintf (width_pixels, "%u", lplogfont->lfWidth * 10); | |
6402 | else | |
6403 | strcpy (width_pixels, "*"); | |
6404 | ||
6405 | _snprintf (lpxstr, len - 1, | |
6fc2811b JR |
6406 | "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s", |
6407 | fonttype, /* foundry */ | |
4587b026 GV |
6408 | fontname, /* family */ |
6409 | w32_to_x_weight (lplogfont->lfWeight), /* weight */ | |
6410 | lplogfont->lfItalic?'i':'r', /* slant */ | |
6411 | /* setwidth name */ | |
6412 | /* add style name */ | |
6413 | height_pixels, /* pixel size */ | |
6414 | height_dpi, /* point size */ | |
33d52f9c GV |
6415 | display_resx, /* resx */ |
6416 | display_resy, /* resy */ | |
4587b026 GV |
6417 | ((lplogfont->lfPitchAndFamily & 0x3) == VARIABLE_PITCH) |
6418 | ? 'p' : 'c', /* spacing */ | |
6419 | width_pixels, /* avg width */ | |
767b1ff0 JR |
6420 | specific_charset ? specific_charset |
6421 | : w32_to_x_charset (lplogfont->lfCharSet) | |
6422 | /* charset registry and encoding */ | |
3cb20f4a RS |
6423 | ); |
6424 | ||
ee78dc32 GV |
6425 | lpxstr[len - 1] = 0; /* just to be sure */ |
6426 | return (TRUE); | |
6427 | } | |
6428 | ||
8edb0a6f | 6429 | static BOOL |
fbd6baed | 6430 | x_to_w32_font (lpxstr, lplogfont) |
ee78dc32 GV |
6431 | char * lpxstr; |
6432 | LOGFONT * lplogfont; | |
6433 | { | |
f46e6225 GV |
6434 | struct coding_system coding; |
6435 | ||
ee78dc32 | 6436 | if (!lplogfont) return (FALSE); |
f46e6225 | 6437 | |
ee78dc32 | 6438 | memset (lplogfont, 0, sizeof (*lplogfont)); |
5ac45f98 | 6439 | |
1a292d24 | 6440 | /* Set default value for each field. */ |
771c47d5 | 6441 | #if 1 |
ee78dc32 GV |
6442 | lplogfont->lfOutPrecision = OUT_DEFAULT_PRECIS; |
6443 | lplogfont->lfClipPrecision = CLIP_DEFAULT_PRECIS; | |
6444 | lplogfont->lfQuality = DEFAULT_QUALITY; | |
5ac45f98 GV |
6445 | #else |
6446 | /* go for maximum quality */ | |
6447 | lplogfont->lfOutPrecision = OUT_STROKE_PRECIS; | |
6448 | lplogfont->lfClipPrecision = CLIP_STROKE_PRECIS; | |
6449 | lplogfont->lfQuality = PROOF_QUALITY; | |
6450 | #endif | |
6451 | ||
1a292d24 AI |
6452 | lplogfont->lfCharSet = DEFAULT_CHARSET; |
6453 | lplogfont->lfWeight = FW_DONTCARE; | |
6454 | lplogfont->lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE; | |
6455 | ||
5ac45f98 GV |
6456 | if (!lpxstr) |
6457 | return FALSE; | |
6458 | ||
6459 | /* Provide a simple escape mechanism for specifying Windows font names | |
6460 | * directly -- if font spec does not beginning with '-', assume this | |
6461 | * format: | |
6462 | * "<font name>[:height in pixels[:width in pixels[:weight]]]" | |
6463 | */ | |
ee78dc32 | 6464 | |
5ac45f98 GV |
6465 | if (*lpxstr == '-') |
6466 | { | |
33d52f9c GV |
6467 | int fields, tem; |
6468 | char name[50], weight[20], slant, pitch, pixels[10], height[10], | |
8b77111c | 6469 | width[10], resy[10], remainder[50]; |
5ac45f98 | 6470 | char * encoding; |
d98c0337 | 6471 | int dpi = one_w32_display_info.resy; |
5ac45f98 GV |
6472 | |
6473 | fields = sscanf (lpxstr, | |
8b77111c | 6474 | "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s", |
33d52f9c | 6475 | name, weight, &slant, pixels, height, resy, &pitch, width, remainder); |
8b77111c AI |
6476 | if (fields == EOF) |
6477 | return (FALSE); | |
6478 | ||
6479 | /* In the general case when wildcards cover more than one field, | |
6480 | we don't know which field is which, so don't fill any in. | |
6481 | However, we need to cope with this particular form, which is | |
6482 | generated by font_list_1 (invoked by try_font_list): | |
6483 | "-raster-6x10-*-gb2312*-*" | |
6484 | and make sure to correctly parse the charset field. */ | |
6485 | if (fields == 3) | |
6486 | { | |
6487 | fields = sscanf (lpxstr, | |
6488 | "-%*[^-]-%49[^-]-*-%49s", | |
6489 | name, remainder); | |
6490 | } | |
6491 | else if (fields < 9) | |
6492 | { | |
6493 | fields = 0; | |
6494 | remainder[0] = 0; | |
6495 | } | |
6fc2811b | 6496 | |
5ac45f98 GV |
6497 | if (fields > 0 && name[0] != '*') |
6498 | { | |
8ea3e054 RS |
6499 | int bufsize; |
6500 | unsigned char *buf; | |
6501 | ||
f46e6225 | 6502 | setup_coding_system |
1fa3a200 | 6503 | (Fcheck_coding_system (Vlocale_coding_system), &coding); |
aab5ac44 KH |
6504 | coding.src_multibyte = 1; |
6505 | coding.dst_multibyte = 1; | |
8ea3e054 RS |
6506 | bufsize = encoding_buffer_size (&coding, strlen (name)); |
6507 | buf = (unsigned char *) alloca (bufsize); | |
f46e6225 | 6508 | coding.mode |= CODING_MODE_LAST_BLOCK; |
8ea3e054 RS |
6509 | encode_coding (&coding, name, buf, strlen (name), bufsize); |
6510 | if (coding.produced >= LF_FACESIZE) | |
6511 | coding.produced = LF_FACESIZE - 1; | |
6512 | buf[coding.produced] = 0; | |
6513 | strcpy (lplogfont->lfFaceName, buf); | |
5ac45f98 GV |
6514 | } |
6515 | else | |
6516 | { | |
6fc2811b | 6517 | lplogfont->lfFaceName[0] = '\0'; |
5ac45f98 GV |
6518 | } |
6519 | ||
6520 | fields--; | |
6521 | ||
fbd6baed | 6522 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6523 | |
6524 | fields--; | |
6525 | ||
c8874f14 | 6526 | lplogfont->lfItalic = (fields > 0 && slant == 'i'); |
5ac45f98 GV |
6527 | |
6528 | fields--; | |
6529 | ||
6530 | if (fields > 0 && pixels[0] != '*') | |
6531 | lplogfont->lfHeight = atoi (pixels); | |
6532 | ||
6533 | fields--; | |
5ac45f98 | 6534 | fields--; |
33d52f9c GV |
6535 | if (fields > 0 && resy[0] != '*') |
6536 | { | |
6fc2811b | 6537 | tem = atoi (resy); |
33d52f9c GV |
6538 | if (tem > 0) dpi = tem; |
6539 | } | |
5ac45f98 | 6540 | |
33d52f9c GV |
6541 | if (fields > -1 && lplogfont->lfHeight == 0 && height[0] != '*') |
6542 | lplogfont->lfHeight = atoi (height) * dpi / 720; | |
6543 | ||
6544 | if (fields > 0) | |
5ac45f98 GV |
6545 | lplogfont->lfPitchAndFamily = |
6546 | (fields > 0 && pitch == 'p') ? VARIABLE_PITCH : FIXED_PITCH; | |
6547 | ||
6548 | fields--; | |
6549 | ||
6550 | if (fields > 0 && width[0] != '*') | |
6551 | lplogfont->lfWidth = atoi (width) / 10; | |
6552 | ||
6553 | fields--; | |
6554 | ||
4587b026 | 6555 | /* Strip the trailing '-' if present. (it shouldn't be, as it |
d88c567c | 6556 | fails the test against xlfd-tight-regexp in fontset.el). */ |
3c190163 | 6557 | { |
5ac45f98 GV |
6558 | int len = strlen (remainder); |
6559 | if (len > 0 && remainder[len-1] == '-') | |
6560 | remainder[len-1] = 0; | |
ee78dc32 | 6561 | } |
5ac45f98 | 6562 | encoding = remainder; |
8b77111c | 6563 | #if 0 |
5ac45f98 GV |
6564 | if (strncmp (encoding, "*-", 2) == 0) |
6565 | encoding += 2; | |
8b77111c AI |
6566 | #endif |
6567 | lplogfont->lfCharSet = x_to_w32_charset (encoding); | |
5ac45f98 GV |
6568 | } |
6569 | else | |
6570 | { | |
6571 | int fields; | |
6572 | char name[100], height[10], width[10], weight[20]; | |
a1a80b40 | 6573 | |
5ac45f98 GV |
6574 | fields = sscanf (lpxstr, |
6575 | "%99[^:]:%9[^:]:%9[^:]:%19s", | |
6576 | name, height, width, weight); | |
6577 | ||
6578 | if (fields == EOF) return (FALSE); | |
6579 | ||
6580 | if (fields > 0) | |
6581 | { | |
6582 | strncpy (lplogfont->lfFaceName,name, LF_FACESIZE); | |
6583 | lplogfont->lfFaceName[LF_FACESIZE-1] = 0; | |
6584 | } | |
6585 | else | |
6586 | { | |
6587 | lplogfont->lfFaceName[0] = 0; | |
6588 | } | |
6589 | ||
6590 | fields--; | |
6591 | ||
6592 | if (fields > 0) | |
6593 | lplogfont->lfHeight = atoi (height); | |
6594 | ||
6595 | fields--; | |
6596 | ||
6597 | if (fields > 0) | |
6598 | lplogfont->lfWidth = atoi (width); | |
6599 | ||
6600 | fields--; | |
6601 | ||
fbd6baed | 6602 | lplogfont->lfWeight = x_to_w32_weight ((fields > 0 ? weight : "")); |
5ac45f98 GV |
6603 | } |
6604 | ||
6605 | /* This makes TrueType fonts work better. */ | |
6606 | lplogfont->lfHeight = - abs (lplogfont->lfHeight); | |
6fc2811b | 6607 | |
ee78dc32 GV |
6608 | return (TRUE); |
6609 | } | |
6610 | ||
d88c567c JR |
6611 | /* Strip the pixel height and point height from the given xlfd, and |
6612 | return the pixel height. If no pixel height is specified, calculate | |
6613 | one from the point height, or if that isn't defined either, return | |
6614 | 0 (which usually signifies a scalable font). | |
6615 | */ | |
8edb0a6f JR |
6616 | static int |
6617 | xlfd_strip_height (char *fontname) | |
d88c567c | 6618 | { |
8edb0a6f | 6619 | int pixel_height, field_number; |
d88c567c JR |
6620 | char *read_from, *write_to; |
6621 | ||
6622 | xassert (fontname); | |
6623 | ||
6624 | pixel_height = field_number = 0; | |
6625 | write_to = NULL; | |
6626 | ||
6627 | /* Look for height fields. */ | |
6628 | for (read_from = fontname; *read_from; read_from++) | |
6629 | { | |
6630 | if (*read_from == '-') | |
6631 | { | |
6632 | field_number++; | |
6633 | if (field_number == 7) /* Pixel height. */ | |
6634 | { | |
6635 | read_from++; | |
6636 | write_to = read_from; | |
6637 | ||
6638 | /* Find end of field. */ | |
6639 | for (;*read_from && *read_from != '-'; read_from++) | |
6640 | ; | |
6641 | ||
6642 | /* Split the fontname at end of field. */ | |
6643 | if (*read_from) | |
6644 | { | |
6645 | *read_from = '\0'; | |
6646 | read_from++; | |
6647 | } | |
6648 | pixel_height = atoi (write_to); | |
6649 | /* Blank out field. */ | |
6650 | if (read_from > write_to) | |
6651 | { | |
6652 | *write_to = '-'; | |
6653 | write_to++; | |
6654 | } | |
767b1ff0 | 6655 | /* If the pixel height field is at the end (partial xlfd), |
d88c567c JR |
6656 | return now. */ |
6657 | else | |
6658 | return pixel_height; | |
6659 | ||
6660 | /* If we got a pixel height, the point height can be | |
6661 | ignored. Just blank it out and break now. */ | |
6662 | if (pixel_height) | |
6663 | { | |
6664 | /* Find end of point size field. */ | |
6665 | for (; *read_from && *read_from != '-'; read_from++) | |
6666 | ; | |
6667 | ||
6668 | if (*read_from) | |
6669 | read_from++; | |
6670 | ||
6671 | /* Blank out the point size field. */ | |
6672 | if (read_from > write_to) | |
6673 | { | |
6674 | *write_to = '-'; | |
6675 | write_to++; | |
6676 | } | |
6677 | else | |
6678 | return pixel_height; | |
6679 | ||
6680 | break; | |
6681 | } | |
6682 | /* If the point height is already blank, break now. */ | |
6683 | if (*read_from == '-') | |
6684 | { | |
6685 | read_from++; | |
6686 | break; | |
6687 | } | |
6688 | } | |
6689 | else if (field_number == 8) | |
6690 | { | |
6691 | /* If we didn't get a pixel height, try to get the point | |
6692 | height and convert that. */ | |
6693 | int point_size; | |
6694 | char *point_size_start = read_from++; | |
6695 | ||
6696 | /* Find end of field. */ | |
6697 | for (; *read_from && *read_from != '-'; read_from++) | |
6698 | ; | |
6699 | ||
6700 | if (*read_from) | |
6701 | { | |
6702 | *read_from = '\0'; | |
6703 | read_from++; | |
6704 | } | |
6705 | ||
6706 | point_size = atoi (point_size_start); | |
6707 | ||
6708 | /* Convert to pixel height. */ | |
6709 | pixel_height = point_size | |
6710 | * one_w32_display_info.height_in / 720; | |
6711 | ||
6712 | /* Blank out this field and break. */ | |
6713 | *write_to = '-'; | |
6714 | write_to++; | |
6715 | break; | |
6716 | } | |
6717 | } | |
6718 | } | |
6719 | ||
6720 | /* Shift the rest of the font spec into place. */ | |
6721 | if (write_to && read_from > write_to) | |
6722 | { | |
6723 | for (; *read_from; read_from++, write_to++) | |
6724 | *write_to = *read_from; | |
6725 | *write_to = '\0'; | |
6726 | } | |
6727 | ||
6728 | return pixel_height; | |
6729 | } | |
6730 | ||
6fc2811b | 6731 | /* Assume parameter 1 is fully qualified, no wildcards. */ |
8edb0a6f | 6732 | static BOOL |
6fc2811b JR |
6733 | w32_font_match (fontname, pattern) |
6734 | char * fontname; | |
6735 | char * pattern; | |
ee78dc32 | 6736 | { |
e7c72122 | 6737 | char *regex = alloca (strlen (pattern) * 2 + 3); |
d88c567c | 6738 | char *font_name_copy = alloca (strlen (fontname) + 1); |
6fc2811b | 6739 | char *ptr; |
ee78dc32 | 6740 | |
d88c567c JR |
6741 | /* Copy fontname so we can modify it during comparison. */ |
6742 | strcpy (font_name_copy, fontname); | |
6743 | ||
6fc2811b JR |
6744 | ptr = regex; |
6745 | *ptr++ = '^'; | |
ee78dc32 | 6746 | |
6fc2811b JR |
6747 | /* Turn pattern into a regexp and do a regexp match. */ |
6748 | for (; *pattern; pattern++) | |
6749 | { | |
6750 | if (*pattern == '?') | |
6751 | *ptr++ = '.'; | |
6752 | else if (*pattern == '*') | |
6753 | { | |
6754 | *ptr++ = '.'; | |
6755 | *ptr++ = '*'; | |
6756 | } | |
33d52f9c | 6757 | else |
6fc2811b | 6758 | *ptr++ = *pattern; |
ee78dc32 | 6759 | } |
6fc2811b JR |
6760 | *ptr = '$'; |
6761 | *(ptr + 1) = '\0'; | |
6762 | ||
d88c567c JR |
6763 | /* Strip out font heights and compare them seperately, since |
6764 | rounding error can cause mismatches. This also allows a | |
6765 | comparison between a font that declares only a pixel height and a | |
6766 | pattern that declares the point height. | |
6767 | */ | |
6768 | { | |
6769 | int font_height, pattern_height; | |
6770 | ||
6771 | font_height = xlfd_strip_height (font_name_copy); | |
6772 | pattern_height = xlfd_strip_height (regex); | |
6773 | ||
6774 | /* Compare now, and don't bother doing expensive regexp matching | |
6775 | if the heights differ. */ | |
6776 | if (font_height && pattern_height && (font_height != pattern_height)) | |
6777 | return FALSE; | |
6778 | } | |
6779 | ||
6fc2811b | 6780 | return (fast_c_string_match_ignore_case (build_string (regex), |
d88c567c | 6781 | font_name_copy) >= 0); |
ee78dc32 GV |
6782 | } |
6783 | ||
5ca0cd71 GV |
6784 | /* Callback functions, and a structure holding info they need, for |
6785 | listing system fonts on W32. We need one set of functions to do the | |
6786 | job properly, but these don't work on NT 3.51 and earlier, so we | |
6787 | have a second set which don't handle character sets properly to | |
6788 | fall back on. | |
6789 | ||
6790 | In both cases, there are two passes made. The first pass gets one | |
6791 | font from each family, the second pass lists all the fonts from | |
6792 | each family. */ | |
6793 | ||
ee78dc32 GV |
6794 | typedef struct enumfont_t |
6795 | { | |
6796 | HDC hdc; | |
6797 | int numFonts; | |
3cb20f4a | 6798 | LOGFONT logfont; |
ee78dc32 GV |
6799 | XFontStruct *size_ref; |
6800 | Lisp_Object *pattern; | |
ee78dc32 GV |
6801 | Lisp_Object *tail; |
6802 | } enumfont_t; | |
6803 | ||
8edb0a6f | 6804 | static int CALLBACK |
ee78dc32 GV |
6805 | enum_font_cb2 (lplf, lptm, FontType, lpef) |
6806 | ENUMLOGFONT * lplf; | |
6807 | NEWTEXTMETRIC * lptm; | |
6808 | int FontType; | |
6809 | enumfont_t * lpef; | |
6810 | { | |
66895301 JR |
6811 | /* Ignore struck out and underlined versions of fonts. */ |
6812 | if (lplf->elfLogFont.lfStrikeOut || lplf->elfLogFont.lfUnderline) | |
6813 | return 1; | |
6814 | ||
6815 | /* Only return fonts with names starting with @ if they were | |
6816 | explicitly specified, since Microsoft uses an initial @ to | |
6817 | denote fonts for vertical writing, without providing a more | |
6818 | convenient way of identifying them. */ | |
6819 | if (lplf->elfLogFont.lfFaceName[0] == '@' | |
6820 | && lpef->logfont.lfFaceName[0] != '@') | |
5e905a57 JR |
6821 | return 1; |
6822 | ||
4587b026 GV |
6823 | /* Check that the character set matches if it was specified */ |
6824 | if (lpef->logfont.lfCharSet != DEFAULT_CHARSET && | |
6825 | lplf->elfLogFont.lfCharSet != lpef->logfont.lfCharSet) | |
5e905a57 | 6826 | return 1; |
4587b026 | 6827 | |
ee78dc32 GV |
6828 | { |
6829 | char buf[100]; | |
4587b026 | 6830 | Lisp_Object width = Qnil; |
767b1ff0 | 6831 | char *charset = NULL; |
ee78dc32 | 6832 | |
6fc2811b JR |
6833 | /* Truetype fonts do not report their true metrics until loaded */ |
6834 | if (FontType != RASTER_FONTTYPE) | |
3cb20f4a | 6835 | { |
6fc2811b JR |
6836 | if (!NILP (*(lpef->pattern))) |
6837 | { | |
6838 | /* Scalable fonts are as big as you want them to be. */ | |
6839 | lplf->elfLogFont.lfHeight = lpef->logfont.lfHeight; | |
6840 | lplf->elfLogFont.lfWidth = lpef->logfont.lfWidth; | |
6841 | width = make_number (lpef->logfont.lfWidth); | |
6842 | } | |
6843 | else | |
6844 | { | |
6845 | lplf->elfLogFont.lfHeight = 0; | |
6846 | lplf->elfLogFont.lfWidth = 0; | |
6847 | } | |
3cb20f4a | 6848 | } |
6fc2811b | 6849 | |
f46e6225 GV |
6850 | /* Make sure the height used here is the same as everywhere |
6851 | else (ie character height, not cell height). */ | |
6fc2811b JR |
6852 | if (lplf->elfLogFont.lfHeight > 0) |
6853 | { | |
6854 | /* lptm can be trusted for RASTER fonts, but not scalable ones. */ | |
6855 | if (FontType == RASTER_FONTTYPE) | |
6856 | lplf->elfLogFont.lfHeight = lptm->tmInternalLeading - lptm->tmHeight; | |
6857 | else | |
6858 | lplf->elfLogFont.lfHeight = -lplf->elfLogFont.lfHeight; | |
6859 | } | |
4587b026 | 6860 | |
767b1ff0 JR |
6861 | if (!NILP (*(lpef->pattern))) |
6862 | { | |
6863 | charset = xlfd_charset_of_font (XSTRING(*(lpef->pattern))->data); | |
6864 | ||
6865 | /* Ensure that charset is valid for this font. */ | |
6866 | if (charset | |
6867 | && (x_to_w32_charset (charset) != lplf->elfLogFont.lfCharSet)) | |
6868 | charset = NULL; | |
6869 | } | |
6870 | ||
6871 | /* TODO: List all relevant charsets if charset not specified. */ | |
6872 | if (!w32_to_x_font (&(lplf->elfLogFont), buf, 100, charset)) | |
66895301 | 6873 | return 1; |
ee78dc32 | 6874 | |
5ca0cd71 GV |
6875 | if (NILP (*(lpef->pattern)) |
6876 | || w32_font_match (buf, XSTRING (*(lpef->pattern))->data)) | |
ee78dc32 | 6877 | { |
4587b026 | 6878 | *lpef->tail = Fcons (Fcons (build_string (buf), width), Qnil); |
8e713be6 | 6879 | lpef->tail = &(XCDR (*lpef->tail)); |
ee78dc32 GV |
6880 | lpef->numFonts++; |
6881 | } | |
6882 | } | |
6fc2811b | 6883 | |
5e905a57 | 6884 | return 1; |
ee78dc32 GV |
6885 | } |
6886 | ||
8edb0a6f | 6887 | static int CALLBACK |
ee78dc32 GV |
6888 | enum_font_cb1 (lplf, lptm, FontType, lpef) |
6889 | ENUMLOGFONT * lplf; | |
6890 | NEWTEXTMETRIC * lptm; | |
6891 | int FontType; | |
6892 | enumfont_t * lpef; | |
6893 | { | |
6894 | return EnumFontFamilies (lpef->hdc, | |
6895 | lplf->elfLogFont.lfFaceName, | |
6896 | (FONTENUMPROC) enum_font_cb2, | |
6897 | (LPARAM) lpef); | |
6898 | } | |
6899 | ||
6900 | ||
8edb0a6f | 6901 | static int CALLBACK |
5ca0cd71 GV |
6902 | enum_fontex_cb2 (lplf, lptm, font_type, lpef) |
6903 | ENUMLOGFONTEX * lplf; | |
6904 | NEWTEXTMETRICEX * lptm; | |
6905 | int font_type; | |
6906 | enumfont_t * lpef; | |
6907 | { | |
6908 | /* We are not interested in the extra info we get back from the 'Ex | |
6909 | version - only the fact that we get character set variations | |
6910 | enumerated seperately. */ | |
6911 | return enum_font_cb2 ((ENUMLOGFONT *) lplf, (NEWTEXTMETRIC *) lptm, | |
6912 | font_type, lpef); | |
6913 | } | |
6914 | ||
8edb0a6f | 6915 | static int CALLBACK |
5ca0cd71 GV |
6916 | enum_fontex_cb1 (lplf, lptm, font_type, lpef) |
6917 | ENUMLOGFONTEX * lplf; | |
6918 | NEWTEXTMETRICEX * lptm; | |
6919 | int font_type; | |
6920 | enumfont_t * lpef; | |
6921 | { | |
6922 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
6923 | FARPROC enum_font_families_ex | |
6924 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
6925 | /* We don't really expect EnumFontFamiliesEx to disappear once we | |
6926 | get here, so don't bother handling it gracefully. */ | |
6927 | if (enum_font_families_ex == NULL) | |
6928 | error ("gdi32.dll has disappeared!"); | |
6929 | return enum_font_families_ex (lpef->hdc, | |
6930 | &lplf->elfLogFont, | |
6931 | (FONTENUMPROC) enum_fontex_cb2, | |
6932 | (LPARAM) lpef, 0); | |
6933 | } | |
6934 | ||
4587b026 GV |
6935 | /* Interface to fontset handler. (adapted from mw32font.c in Meadow |
6936 | and xterm.c in Emacs 20.3) */ | |
6937 | ||
8edb0a6f | 6938 | static Lisp_Object w32_list_bdf_fonts (Lisp_Object pattern, int max_names) |
33d52f9c GV |
6939 | { |
6940 | char *fontname, *ptnstr; | |
6941 | Lisp_Object list, tem, newlist = Qnil; | |
55dcfc15 | 6942 | int n_fonts = 0; |
33d52f9c GV |
6943 | |
6944 | list = Vw32_bdf_filename_alist; | |
6945 | ptnstr = XSTRING (pattern)->data; | |
6946 | ||
8e713be6 | 6947 | for ( ; CONSP (list); list = XCDR (list)) |
33d52f9c | 6948 | { |
8e713be6 | 6949 | tem = XCAR (list); |
33d52f9c | 6950 | if (CONSP (tem)) |
8e713be6 | 6951 | fontname = XSTRING (XCAR (tem))->data; |
33d52f9c GV |
6952 | else if (STRINGP (tem)) |
6953 | fontname = XSTRING (tem)->data; | |
6954 | else | |
6955 | continue; | |
6956 | ||
6957 | if (w32_font_match (fontname, ptnstr)) | |
5ca0cd71 | 6958 | { |
8e713be6 | 6959 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
6960 | n_fonts++; |
6961 | if (n_fonts >= max_names) | |
6962 | break; | |
6963 | } | |
33d52f9c GV |
6964 | } |
6965 | ||
6966 | return newlist; | |
6967 | } | |
6968 | ||
8edb0a6f JR |
6969 | static Lisp_Object w32_list_synthesized_fonts (FRAME_PTR f, |
6970 | Lisp_Object pattern, | |
6971 | int size, int max_names); | |
5ca0cd71 | 6972 | |
4587b026 GV |
6973 | /* Return a list of names of available fonts matching PATTERN on frame |
6974 | F. If SIZE is not 0, it is the size (maximum bound width) of fonts | |
6975 | to be listed. Frame F NULL means we have not yet created any | |
6976 | frame, which means we can't get proper size info, as we don't have | |
6977 | a device context to use for GetTextMetrics. | |
6978 | MAXNAMES sets a limit on how many fonts to match. */ | |
6979 | ||
6980 | Lisp_Object | |
dc220243 JR |
6981 | w32_list_fonts (f, pattern, size, maxnames) |
6982 | struct frame *f; | |
6983 | Lisp_Object pattern; | |
6984 | int size; | |
6985 | int maxnames; | |
4587b026 | 6986 | { |
6fc2811b | 6987 | Lisp_Object patterns, key = Qnil, tem, tpat; |
4587b026 | 6988 | Lisp_Object list = Qnil, newlist = Qnil, second_best = Qnil; |
33d52f9c | 6989 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
5ca0cd71 | 6990 | int n_fonts = 0; |
396594fe | 6991 | |
4587b026 GV |
6992 | patterns = Fassoc (pattern, Valternate_fontname_alist); |
6993 | if (NILP (patterns)) | |
6994 | patterns = Fcons (pattern, Qnil); | |
6995 | ||
8e713be6 | 6996 | for (; CONSP (patterns); patterns = XCDR (patterns)) |
4587b026 GV |
6997 | { |
6998 | enumfont_t ef; | |
767b1ff0 | 6999 | int codepage; |
4587b026 | 7000 | |
8e713be6 | 7001 | tpat = XCAR (patterns); |
4587b026 | 7002 | |
767b1ff0 JR |
7003 | if (!STRINGP (tpat)) |
7004 | continue; | |
7005 | ||
7006 | /* Avoid expensive EnumFontFamilies functions if we are not | |
7007 | going to be able to output one of these anyway. */ | |
7008 | codepage = w32_codepage_for_font (XSTRING (tpat)->data); | |
7009 | if (codepage != CP_8BIT && codepage != CP_UNICODE | |
ceb12877 AI |
7010 | && codepage != CP_DEFAULT && codepage != CP_UNKNOWN |
7011 | && !IsValidCodePage(codepage)) | |
767b1ff0 JR |
7012 | continue; |
7013 | ||
4587b026 GV |
7014 | /* See if we cached the result for this particular query. |
7015 | The cache is an alist of the form: | |
7016 | ((PATTERN (FONTNAME . WIDTH) ...) ...) | |
7017 | */ | |
8e713be6 | 7018 | if (tem = XCDR (dpyinfo->name_list_element), |
33d52f9c | 7019 | !NILP (list = Fassoc (tpat, tem))) |
4587b026 GV |
7020 | { |
7021 | list = Fcdr_safe (list); | |
7022 | /* We have a cached list. Don't have to get the list again. */ | |
7023 | goto label_cached; | |
7024 | } | |
7025 | ||
7026 | BLOCK_INPUT; | |
7027 | /* At first, put PATTERN in the cache. */ | |
7028 | list = Qnil; | |
33d52f9c GV |
7029 | ef.pattern = &tpat; |
7030 | ef.tail = &list; | |
4587b026 | 7031 | ef.numFonts = 0; |
33d52f9c | 7032 | |
5ca0cd71 GV |
7033 | /* Use EnumFontFamiliesEx where it is available, as it knows |
7034 | about character sets. Fall back to EnumFontFamilies for | |
7035 | older versions of NT that don't support the 'Ex function. */ | |
767b1ff0 | 7036 | x_to_w32_font (XSTRING (tpat)->data, &ef.logfont); |
4587b026 | 7037 | { |
5ca0cd71 GV |
7038 | LOGFONT font_match_pattern; |
7039 | HMODULE gdi32 = GetModuleHandle ("gdi32.dll"); | |
7040 | FARPROC enum_font_families_ex | |
7041 | = GetProcAddress ( gdi32, "EnumFontFamiliesExA"); | |
7042 | ||
7043 | /* We do our own pattern matching so we can handle wildcards. */ | |
7044 | font_match_pattern.lfFaceName[0] = 0; | |
7045 | font_match_pattern.lfPitchAndFamily = 0; | |
7046 | /* We can use the charset, because if it is a wildcard it will | |
7047 | be DEFAULT_CHARSET anyway. */ | |
7048 | font_match_pattern.lfCharSet = ef.logfont.lfCharSet; | |
7049 | ||
33d52f9c | 7050 | ef.hdc = GetDC (dpyinfo->root_window); |
4587b026 | 7051 | |
5ca0cd71 GV |
7052 | if (enum_font_families_ex) |
7053 | enum_font_families_ex (ef.hdc, | |
7054 | &font_match_pattern, | |
7055 | (FONTENUMPROC) enum_fontex_cb1, | |
7056 | (LPARAM) &ef, 0); | |
7057 | else | |
7058 | EnumFontFamilies (ef.hdc, NULL, (FONTENUMPROC) enum_font_cb1, | |
7059 | (LPARAM)&ef); | |
4587b026 | 7060 | |
33d52f9c | 7061 | ReleaseDC (dpyinfo->root_window, ef.hdc); |
4587b026 GV |
7062 | } |
7063 | ||
7064 | UNBLOCK_INPUT; | |
7065 | ||
7066 | /* Make a list of the fonts we got back. | |
7067 | Store that in the font cache for the display. */ | |
f3fbd155 KR |
7068 | XSETCDR (dpyinfo->name_list_element, |
7069 | Fcons (Fcons (tpat, list), | |
7070 | XCDR (dpyinfo->name_list_element))); | |
4587b026 GV |
7071 | |
7072 | label_cached: | |
7073 | if (NILP (list)) continue; /* Try the remaining alternatives. */ | |
7074 | ||
7075 | newlist = second_best = Qnil; | |
7076 | ||
7077 | /* Make a list of the fonts that have the right width. */ | |
8e713be6 | 7078 | for (; CONSP (list); list = XCDR (list)) |
4587b026 GV |
7079 | { |
7080 | int found_size; | |
8e713be6 | 7081 | tem = XCAR (list); |
4587b026 GV |
7082 | |
7083 | if (!CONSP (tem)) | |
7084 | continue; | |
8e713be6 | 7085 | if (NILP (XCAR (tem))) |
4587b026 GV |
7086 | continue; |
7087 | if (!size) | |
7088 | { | |
8e713be6 | 7089 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
7090 | n_fonts++; |
7091 | if (n_fonts >= maxnames) | |
7092 | break; | |
7093 | else | |
7094 | continue; | |
4587b026 | 7095 | } |
8e713be6 | 7096 | if (!INTEGERP (XCDR (tem))) |
4587b026 GV |
7097 | { |
7098 | /* Since we don't yet know the size of the font, we must | |
7099 | load it and try GetTextMetrics. */ | |
4587b026 GV |
7100 | W32FontStruct thisinfo; |
7101 | LOGFONT lf; | |
7102 | HDC hdc; | |
7103 | HANDLE oldobj; | |
7104 | ||
8e713be6 | 7105 | if (!x_to_w32_font (XSTRING (XCAR (tem))->data, &lf)) |
4587b026 GV |
7106 | continue; |
7107 | ||
7108 | BLOCK_INPUT; | |
33d52f9c | 7109 | thisinfo.bdf = NULL; |
4587b026 GV |
7110 | thisinfo.hfont = CreateFontIndirect (&lf); |
7111 | if (thisinfo.hfont == NULL) | |
7112 | continue; | |
7113 | ||
7114 | hdc = GetDC (dpyinfo->root_window); | |
7115 | oldobj = SelectObject (hdc, thisinfo.hfont); | |
7116 | if (GetTextMetrics (hdc, &thisinfo.tm)) | |
f3fbd155 | 7117 | XSETCDR (tem, make_number (FONT_WIDTH (&thisinfo))); |
4587b026 | 7118 | else |
f3fbd155 | 7119 | XSETCDR (tem, make_number (0)); |
4587b026 GV |
7120 | SelectObject (hdc, oldobj); |
7121 | ReleaseDC (dpyinfo->root_window, hdc); | |
7122 | DeleteObject(thisinfo.hfont); | |
7123 | UNBLOCK_INPUT; | |
7124 | } | |
8e713be6 | 7125 | found_size = XINT (XCDR (tem)); |
4587b026 | 7126 | if (found_size == size) |
5ca0cd71 | 7127 | { |
8e713be6 | 7128 | newlist = Fcons (XCAR (tem), newlist); |
5ca0cd71 GV |
7129 | n_fonts++; |
7130 | if (n_fonts >= maxnames) | |
7131 | break; | |
7132 | } | |
4587b026 GV |
7133 | /* keep track of the closest matching size in case |
7134 | no exact match is found. */ | |
7135 | else if (found_size > 0) | |
7136 | { | |
7137 | if (NILP (second_best)) | |
7138 | second_best = tem; | |
5ca0cd71 | 7139 | |
4587b026 GV |
7140 | else if (found_size < size) |
7141 | { | |
8e713be6 KR |
7142 | if (XINT (XCDR (second_best)) > size |
7143 | || XINT (XCDR (second_best)) < found_size) | |
4587b026 GV |
7144 | second_best = tem; |
7145 | } | |
7146 | else | |
7147 | { | |
8e713be6 KR |
7148 | if (XINT (XCDR (second_best)) > size |
7149 | && XINT (XCDR (second_best)) > | |
4587b026 GV |
7150 | found_size) |
7151 | second_best = tem; | |
7152 | } | |
7153 | } | |
7154 | } | |
7155 | ||
7156 | if (!NILP (newlist)) | |
7157 | break; | |
7158 | else if (!NILP (second_best)) | |
7159 | { | |
8e713be6 | 7160 | newlist = Fcons (XCAR (second_best), Qnil); |
4587b026 GV |
7161 | break; |
7162 | } | |
7163 | } | |
7164 | ||
33d52f9c | 7165 | /* Include any bdf fonts. */ |
5ca0cd71 | 7166 | if (n_fonts < maxnames) |
33d52f9c GV |
7167 | { |
7168 | Lisp_Object combined[2]; | |
5ca0cd71 | 7169 | combined[0] = w32_list_bdf_fonts (pattern, maxnames - n_fonts); |
33d52f9c GV |
7170 | combined[1] = newlist; |
7171 | newlist = Fnconc(2, combined); | |
7172 | } | |
7173 | ||
5ca0cd71 GV |
7174 | /* If we can't find a font that matches, check if Windows would be |
7175 | able to synthesize it from a different style. */ | |
6fc2811b | 7176 | if (NILP (newlist) && !NILP (Vw32_enable_synthesized_fonts)) |
5ca0cd71 GV |
7177 | newlist = w32_list_synthesized_fonts (f, pattern, size, maxnames); |
7178 | ||
4587b026 GV |
7179 | return newlist; |
7180 | } | |
7181 | ||
8edb0a6f | 7182 | static Lisp_Object |
5ca0cd71 GV |
7183 | w32_list_synthesized_fonts (f, pattern, size, max_names) |
7184 | FRAME_PTR f; | |
7185 | Lisp_Object pattern; | |
7186 | int size; | |
7187 | int max_names; | |
7188 | { | |
7189 | int fields; | |
7190 | char *full_pattn, *new_pattn, foundary[50], family[50], *pattn_part2; | |
7191 | char style[20], slant; | |
8edb0a6f | 7192 | Lisp_Object matches, tem, synthed_matches = Qnil; |
5ca0cd71 GV |
7193 | |
7194 | full_pattn = XSTRING (pattern)->data; | |
7195 | ||
8b77111c | 7196 | pattn_part2 = alloca (XSTRING (pattern)->size + 1); |
5ca0cd71 GV |
7197 | /* Allow some space for wildcard expansion. */ |
7198 | new_pattn = alloca (XSTRING (pattern)->size + 100); | |
7199 | ||
7200 | fields = sscanf (full_pattn, "-%49[^-]-%49[^-]-%19[^-]-%c-%s", | |
7201 | foundary, family, style, &slant, pattn_part2); | |
7202 | if (fields == EOF || fields < 5) | |
7203 | return Qnil; | |
7204 | ||
7205 | /* If the style and slant are wildcards already there is no point | |
7206 | checking again (and we don't want to keep recursing). */ | |
7207 | if (*style == '*' && slant == '*') | |
7208 | return Qnil; | |
7209 | ||
7210 | sprintf (new_pattn, "-%s-%s-*-*-%s", foundary, family, pattn_part2); | |
7211 | ||
7212 | matches = w32_list_fonts (f, build_string (new_pattn), size, max_names); | |
7213 | ||
8e713be6 | 7214 | for ( ; CONSP (matches); matches = XCDR (matches)) |
5ca0cd71 | 7215 | { |
8e713be6 | 7216 | tem = XCAR (matches); |
5ca0cd71 GV |
7217 | if (!STRINGP (tem)) |
7218 | continue; | |
7219 | ||
7220 | full_pattn = XSTRING (tem)->data; | |
7221 | fields = sscanf (full_pattn, "-%49[^-]-%49[^-]-%*[^-]-%*c-%s", | |
7222 | foundary, family, pattn_part2); | |
7223 | if (fields == EOF || fields < 3) | |
7224 | continue; | |
7225 | ||
7226 | sprintf (new_pattn, "-%s-%s-%s-%c-%s", foundary, family, style, | |
7227 | slant, pattn_part2); | |
7228 | ||
7229 | synthed_matches = Fcons (build_string (new_pattn), | |
7230 | synthed_matches); | |
7231 | } | |
7232 | ||
7233 | return synthed_matches; | |
7234 | } | |
7235 | ||
7236 | ||
4587b026 GV |
7237 | /* Return a pointer to struct font_info of font FONT_IDX of frame F. */ |
7238 | struct font_info * | |
7239 | w32_get_font_info (f, font_idx) | |
7240 | FRAME_PTR f; | |
7241 | int font_idx; | |
7242 | { | |
7243 | return (FRAME_W32_FONT_TABLE (f) + font_idx); | |
7244 | } | |
7245 | ||
7246 | ||
7247 | struct font_info* | |
7248 | w32_query_font (struct frame *f, char *fontname) | |
7249 | { | |
7250 | int i; | |
7251 | struct font_info *pfi; | |
7252 | ||
7253 | pfi = FRAME_W32_FONT_TABLE (f); | |
7254 | ||
7255 | for (i = 0; i < one_w32_display_info.n_fonts ;i++, pfi++) | |
7256 | { | |
7257 | if (strcmp(pfi->name, fontname) == 0) return pfi; | |
7258 | } | |
7259 | ||
7260 | return NULL; | |
7261 | } | |
7262 | ||
7263 | /* Find a CCL program for a font specified by FONTP, and set the member | |
7264 | `encoder' of the structure. */ | |
7265 | ||
7266 | void | |
7267 | w32_find_ccl_program (fontp) | |
7268 | struct font_info *fontp; | |
7269 | { | |
3545439c | 7270 | Lisp_Object list, elt; |
4587b026 | 7271 | |
8e713be6 | 7272 | for (list = Vfont_ccl_encoder_alist; CONSP (list); list = XCDR (list)) |
4587b026 | 7273 | { |
8e713be6 | 7274 | elt = XCAR (list); |
4587b026 | 7275 | if (CONSP (elt) |
8e713be6 KR |
7276 | && STRINGP (XCAR (elt)) |
7277 | && (fast_c_string_match_ignore_case (XCAR (elt), fontp->name) | |
4587b026 | 7278 | >= 0)) |
3545439c KH |
7279 | break; |
7280 | } | |
7281 | if (! NILP (list)) | |
7282 | { | |
17eedd00 KH |
7283 | struct ccl_program *ccl |
7284 | = (struct ccl_program *) xmalloc (sizeof (struct ccl_program)); | |
3545439c | 7285 | |
8e713be6 | 7286 | if (setup_ccl_program (ccl, XCDR (elt)) < 0) |
3545439c KH |
7287 | xfree (ccl); |
7288 | else | |
7289 | fontp->font_encoder = ccl; | |
4587b026 GV |
7290 | } |
7291 | } | |
7292 | ||
7293 | \f | |
8edb0a6f JR |
7294 | /* Find BDF files in a specified directory. (use GCPRO when calling, |
7295 | as this calls lisp to get a directory listing). */ | |
7296 | static Lisp_Object | |
7297 | w32_find_bdf_fonts_in_dir (Lisp_Object directory) | |
7298 | { | |
7299 | Lisp_Object filelist, list = Qnil; | |
7300 | char fontname[100]; | |
7301 | ||
7302 | if (!STRINGP(directory)) | |
7303 | return Qnil; | |
7304 | ||
7305 | filelist = Fdirectory_files (directory, Qt, | |
7306 | build_string (".*\\.[bB][dD][fF]"), Qt); | |
7307 | ||
7308 | for ( ; CONSP(filelist); filelist = XCDR (filelist)) | |
7309 | { | |
7310 | Lisp_Object filename = XCAR (filelist); | |
7311 | if (w32_BDF_to_x_font (XSTRING (filename)->data, fontname, 100)) | |
7312 | store_in_alist (&list, build_string (fontname), filename); | |
7313 | } | |
7314 | return list; | |
7315 | } | |
7316 | ||
6fc2811b JR |
7317 | DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts, Sw32_find_bdf_fonts, |
7318 | 1, 1, 0, | |
b3700ae7 JR |
7319 | doc: /* Return a list of BDF fonts in DIR. |
7320 | The list is suitable for appending to w32-bdf-filename-alist. Fonts | |
7321 | which do not contain an xlfd description will not be included in the | |
7322 | list. DIR may be a list of directories. */) | |
6fc2811b JR |
7323 | (directory) |
7324 | Lisp_Object directory; | |
7325 | { | |
7326 | Lisp_Object list = Qnil; | |
7327 | struct gcpro gcpro1, gcpro2; | |
ee78dc32 | 7328 | |
6fc2811b JR |
7329 | if (!CONSP (directory)) |
7330 | return w32_find_bdf_fonts_in_dir (directory); | |
ee78dc32 | 7331 | |
6fc2811b | 7332 | for ( ; CONSP (directory); directory = XCDR (directory)) |
ee78dc32 | 7333 | { |
6fc2811b JR |
7334 | Lisp_Object pair[2]; |
7335 | pair[0] = list; | |
7336 | pair[1] = Qnil; | |
7337 | GCPRO2 (directory, list); | |
7338 | pair[1] = w32_find_bdf_fonts_in_dir( XCAR (directory) ); | |
7339 | list = Fnconc( 2, pair ); | |
7340 | UNGCPRO; | |
7341 | } | |
7342 | return list; | |
7343 | } | |
ee78dc32 | 7344 | |
6fc2811b JR |
7345 | \f |
7346 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, | |
74e1aeec | 7347 | doc: /* Internal function called by `color-defined-p', which see. */) |
6fc2811b JR |
7348 | (color, frame) |
7349 | Lisp_Object color, frame; | |
7350 | { | |
7351 | XColor foo; | |
7352 | FRAME_PTR f = check_x_frame (frame); | |
ee78dc32 | 7353 | |
b7826503 | 7354 | CHECK_STRING (color); |
ee78dc32 | 7355 | |
6fc2811b JR |
7356 | if (w32_defined_color (f, XSTRING (color)->data, &foo, 0)) |
7357 | return Qt; | |
7358 | else | |
7359 | return Qnil; | |
7360 | } | |
ee78dc32 | 7361 | |
2d764c78 | 7362 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
74e1aeec | 7363 | doc: /* Internal function called by `color-values', which see. */) |
ee78dc32 GV |
7364 | (color, frame) |
7365 | Lisp_Object color, frame; | |
7366 | { | |
6fc2811b | 7367 | XColor foo; |
ee78dc32 GV |
7368 | FRAME_PTR f = check_x_frame (frame); |
7369 | ||
b7826503 | 7370 | CHECK_STRING (color); |
ee78dc32 | 7371 | |
6fc2811b | 7372 | if (w32_defined_color (f, XSTRING (color)->data, &foo, 0)) |
ee78dc32 GV |
7373 | { |
7374 | Lisp_Object rgb[3]; | |
7375 | ||
6fc2811b JR |
7376 | rgb[0] = make_number ((GetRValue (foo.pixel) << 8) |
7377 | | GetRValue (foo.pixel)); | |
7378 | rgb[1] = make_number ((GetGValue (foo.pixel) << 8) | |
7379 | | GetGValue (foo.pixel)); | |
7380 | rgb[2] = make_number ((GetBValue (foo.pixel) << 8) | |
7381 | | GetBValue (foo.pixel)); | |
ee78dc32 GV |
7382 | return Flist (3, rgb); |
7383 | } | |
7384 | else | |
7385 | return Qnil; | |
7386 | } | |
7387 | ||
2d764c78 | 7388 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
74e1aeec | 7389 | doc: /* Internal function called by `display-color-p', which see. */) |
ee78dc32 GV |
7390 | (display) |
7391 | Lisp_Object display; | |
7392 | { | |
fbd6baed | 7393 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7394 | |
7395 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 2) | |
7396 | return Qnil; | |
7397 | ||
7398 | return Qt; | |
7399 | } | |
7400 | ||
74e1aeec JR |
7401 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, |
7402 | Sx_display_grayscale_p, 0, 1, 0, | |
7403 | doc: /* Return t if the X display supports shades of gray. | |
7404 | Note that color displays do support shades of gray. | |
7405 | The optional argument DISPLAY specifies which display to ask about. | |
7406 | DISPLAY should be either a frame or a display name (a string). | |
7407 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7408 | (display) |
7409 | Lisp_Object display; | |
7410 | { | |
fbd6baed | 7411 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7412 | |
7413 | if ((dpyinfo->n_planes * dpyinfo->n_cbits) <= 1) | |
7414 | return Qnil; | |
7415 | ||
7416 | return Qt; | |
7417 | } | |
7418 | ||
74e1aeec JR |
7419 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, |
7420 | Sx_display_pixel_width, 0, 1, 0, | |
7421 | doc: /* Returns the width in pixels of DISPLAY. | |
7422 | The optional argument DISPLAY specifies which display to ask about. | |
7423 | DISPLAY should be either a frame or a display name (a string). | |
7424 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7425 | (display) |
7426 | Lisp_Object display; | |
7427 | { | |
fbd6baed | 7428 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7429 | |
7430 | return make_number (dpyinfo->width); | |
7431 | } | |
7432 | ||
7433 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
74e1aeec JR |
7434 | Sx_display_pixel_height, 0, 1, 0, |
7435 | doc: /* Returns the height in pixels of DISPLAY. | |
7436 | The optional argument DISPLAY specifies which display to ask about. | |
7437 | DISPLAY should be either a frame or a display name (a string). | |
7438 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7439 | (display) |
7440 | Lisp_Object display; | |
7441 | { | |
fbd6baed | 7442 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7443 | |
7444 | return make_number (dpyinfo->height); | |
7445 | } | |
7446 | ||
7447 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
74e1aeec JR |
7448 | 0, 1, 0, |
7449 | doc: /* Returns the number of bitplanes of DISPLAY. | |
7450 | The optional argument DISPLAY specifies which display to ask about. | |
7451 | DISPLAY should be either a frame or a display name (a string). | |
7452 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7453 | (display) |
7454 | Lisp_Object display; | |
7455 | { | |
fbd6baed | 7456 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7457 | |
7458 | return make_number (dpyinfo->n_planes * dpyinfo->n_cbits); | |
7459 | } | |
7460 | ||
7461 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
74e1aeec JR |
7462 | 0, 1, 0, |
7463 | doc: /* Returns the number of color cells of DISPLAY. | |
7464 | The optional argument DISPLAY specifies which display to ask about. | |
7465 | DISPLAY should be either a frame or a display name (a string). | |
7466 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7467 | (display) |
7468 | Lisp_Object display; | |
7469 | { | |
fbd6baed | 7470 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7471 | HDC hdc; |
7472 | int cap; | |
7473 | ||
5ac45f98 GV |
7474 | hdc = GetDC (dpyinfo->root_window); |
7475 | if (dpyinfo->has_palette) | |
7476 | cap = GetDeviceCaps (hdc,SIZEPALETTE); | |
7477 | else | |
7478 | cap = GetDeviceCaps (hdc,NUMCOLORS); | |
abf8c61b AI |
7479 | |
7480 | if (cap < 0) | |
7481 | cap = 1 << (dpyinfo->n_planes * dpyinfo->n_cbits); | |
ee78dc32 GV |
7482 | |
7483 | ReleaseDC (dpyinfo->root_window, hdc); | |
7484 | ||
7485 | return make_number (cap); | |
7486 | } | |
7487 | ||
7488 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, | |
7489 | Sx_server_max_request_size, | |
74e1aeec JR |
7490 | 0, 1, 0, |
7491 | doc: /* Returns the maximum request size of the server of DISPLAY. | |
7492 | The optional argument DISPLAY specifies which display to ask about. | |
7493 | DISPLAY should be either a frame or a display name (a string). | |
7494 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7495 | (display) |
7496 | Lisp_Object display; | |
7497 | { | |
fbd6baed | 7498 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7499 | |
7500 | return make_number (1); | |
7501 | } | |
7502 | ||
7503 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, | |
74e1aeec JR |
7504 | doc: /* Returns the vendor ID string of the W32 system (Microsoft). |
7505 | The optional argument DISPLAY specifies which display to ask about. | |
7506 | DISPLAY should be either a frame or a display name (a string). | |
7507 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7508 | (display) |
7509 | Lisp_Object display; | |
7510 | { | |
dfff8a69 | 7511 | return build_string ("Microsoft Corp."); |
ee78dc32 GV |
7512 | } |
7513 | ||
7514 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
74e1aeec JR |
7515 | doc: /* Returns the version numbers of the server of DISPLAY. |
7516 | The value is a list of three integers: the major and minor | |
7517 | version numbers, and the vendor-specific release | |
7518 | number. See also the function `x-server-vendor'. | |
7519 | ||
7520 | The optional argument DISPLAY specifies which display to ask about. | |
7521 | DISPLAY should be either a frame or a display name (a string). | |
7522 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7523 | (display) |
7524 | Lisp_Object display; | |
7525 | { | |
fbd6baed | 7526 | return Fcons (make_number (w32_major_version), |
58e0f0e4 AI |
7527 | Fcons (make_number (w32_minor_version), |
7528 | Fcons (make_number (w32_build_number), Qnil))); | |
ee78dc32 GV |
7529 | } |
7530 | ||
7531 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
74e1aeec JR |
7532 | doc: /* Returns the number of screens on the server of DISPLAY. |
7533 | The optional argument DISPLAY specifies which display to ask about. | |
7534 | DISPLAY should be either a frame or a display name (a string). | |
7535 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7536 | (display) |
7537 | Lisp_Object display; | |
7538 | { | |
ee78dc32 GV |
7539 | return make_number (1); |
7540 | } | |
7541 | ||
74e1aeec JR |
7542 | DEFUN ("x-display-mm-height", Fx_display_mm_height, |
7543 | Sx_display_mm_height, 0, 1, 0, | |
7544 | doc: /* Returns the height in millimeters of DISPLAY. | |
7545 | The optional argument DISPLAY specifies which display to ask about. | |
7546 | DISPLAY should be either a frame or a display name (a string). | |
7547 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7548 | (display) |
7549 | Lisp_Object display; | |
7550 | { | |
fbd6baed | 7551 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7552 | HDC hdc; |
7553 | int cap; | |
7554 | ||
5ac45f98 | 7555 | hdc = GetDC (dpyinfo->root_window); |
3c190163 | 7556 | |
ee78dc32 | 7557 | cap = GetDeviceCaps (hdc, VERTSIZE); |
3c190163 | 7558 | |
ee78dc32 GV |
7559 | ReleaseDC (dpyinfo->root_window, hdc); |
7560 | ||
7561 | return make_number (cap); | |
7562 | } | |
7563 | ||
7564 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
74e1aeec JR |
7565 | doc: /* Returns the width in millimeters of DISPLAY. |
7566 | The optional argument DISPLAY specifies which display to ask about. | |
7567 | DISPLAY should be either a frame or a display name (a string). | |
7568 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7569 | (display) |
7570 | Lisp_Object display; | |
7571 | { | |
fbd6baed | 7572 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
ee78dc32 GV |
7573 | |
7574 | HDC hdc; | |
7575 | int cap; | |
7576 | ||
5ac45f98 | 7577 | hdc = GetDC (dpyinfo->root_window); |
3c190163 | 7578 | |
ee78dc32 | 7579 | cap = GetDeviceCaps (hdc, HORZSIZE); |
3c190163 | 7580 | |
ee78dc32 GV |
7581 | ReleaseDC (dpyinfo->root_window, hdc); |
7582 | ||
7583 | return make_number (cap); | |
7584 | } | |
7585 | ||
7586 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
74e1aeec JR |
7587 | Sx_display_backing_store, 0, 1, 0, |
7588 | doc: /* Returns an indication of whether DISPLAY does backing store. | |
7589 | The value may be `always', `when-mapped', or `not-useful'. | |
7590 | The optional argument DISPLAY specifies which display to ask about. | |
7591 | DISPLAY should be either a frame or a display name (a string). | |
7592 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7593 | (display) |
7594 | Lisp_Object display; | |
7595 | { | |
7596 | return intern ("not-useful"); | |
7597 | } | |
7598 | ||
7599 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
74e1aeec JR |
7600 | Sx_display_visual_class, 0, 1, 0, |
7601 | doc: /* Returns the visual class of DISPLAY. | |
7602 | The value is one of the symbols `static-gray', `gray-scale', | |
7603 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
7604 | ||
7605 | The optional argument DISPLAY specifies which display to ask about. | |
7606 | DISPLAY should be either a frame or a display name (a string). | |
7607 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7608 | (display) |
7609 | Lisp_Object display; | |
7610 | { | |
fbd6baed | 7611 | struct w32_display_info *dpyinfo = check_x_display_info (display); |
abf8c61b | 7612 | Lisp_Object result = Qnil; |
ee78dc32 | 7613 | |
abf8c61b AI |
7614 | if (dpyinfo->has_palette) |
7615 | result = intern ("pseudo-color"); | |
7616 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 1) | |
7617 | result = intern ("static-grey"); | |
7618 | else if (dpyinfo->n_planes * dpyinfo->n_cbits == 4) | |
7619 | result = intern ("static-color"); | |
7620 | else if (dpyinfo->n_planes * dpyinfo->n_cbits > 8) | |
7621 | result = intern ("true-color"); | |
ee78dc32 | 7622 | |
abf8c61b | 7623 | return result; |
ee78dc32 GV |
7624 | } |
7625 | ||
7626 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
74e1aeec JR |
7627 | Sx_display_save_under, 0, 1, 0, |
7628 | doc: /* Returns t if DISPLAY supports the save-under feature. | |
7629 | The optional argument DISPLAY specifies which display to ask about. | |
7630 | DISPLAY should be either a frame or a display name (a string). | |
7631 | If omitted or nil, that stands for the selected frame's display. */) | |
ee78dc32 GV |
7632 | (display) |
7633 | Lisp_Object display; | |
7634 | { | |
6fc2811b JR |
7635 | return Qnil; |
7636 | } | |
7637 | \f | |
7638 | int | |
7639 | x_pixel_width (f) | |
7640 | register struct frame *f; | |
7641 | { | |
7642 | return PIXEL_WIDTH (f); | |
7643 | } | |
7644 | ||
7645 | int | |
7646 | x_pixel_height (f) | |
7647 | register struct frame *f; | |
7648 | { | |
7649 | return PIXEL_HEIGHT (f); | |
7650 | } | |
7651 | ||
7652 | int | |
7653 | x_char_width (f) | |
7654 | register struct frame *f; | |
7655 | { | |
7656 | return FONT_WIDTH (f->output_data.w32->font); | |
7657 | } | |
7658 | ||
7659 | int | |
7660 | x_char_height (f) | |
7661 | register struct frame *f; | |
7662 | { | |
7663 | return f->output_data.w32->line_height; | |
7664 | } | |
7665 | ||
7666 | int | |
7667 | x_screen_planes (f) | |
7668 | register struct frame *f; | |
7669 | { | |
7670 | return FRAME_W32_DISPLAY_INFO (f)->n_planes; | |
7671 | } | |
7672 | \f | |
7673 | /* Return the display structure for the display named NAME. | |
7674 | Open a new connection if necessary. */ | |
7675 | ||
7676 | struct w32_display_info * | |
7677 | x_display_info_for_name (name) | |
7678 | Lisp_Object name; | |
7679 | { | |
7680 | Lisp_Object names; | |
7681 | struct w32_display_info *dpyinfo; | |
7682 | ||
b7826503 | 7683 | CHECK_STRING (name); |
6fc2811b JR |
7684 | |
7685 | for (dpyinfo = &one_w32_display_info, names = w32_display_name_list; | |
7686 | dpyinfo; | |
7687 | dpyinfo = dpyinfo->next, names = XCDR (names)) | |
7688 | { | |
7689 | Lisp_Object tem; | |
7690 | tem = Fstring_equal (XCAR (XCAR (names)), name); | |
7691 | if (!NILP (tem)) | |
7692 | return dpyinfo; | |
7693 | } | |
7694 | ||
7695 | /* Use this general default value to start with. */ | |
7696 | Vx_resource_name = Vinvocation_name; | |
7697 | ||
7698 | validate_x_resource_name (); | |
7699 | ||
7700 | dpyinfo = w32_term_init (name, (unsigned char *)0, | |
7701 | (char *) XSTRING (Vx_resource_name)->data); | |
7702 | ||
7703 | if (dpyinfo == 0) | |
7704 | error ("Cannot connect to server %s", XSTRING (name)->data); | |
7705 | ||
7706 | w32_in_use = 1; | |
7707 | XSETFASTINT (Vwindow_system_version, 3); | |
7708 | ||
7709 | return dpyinfo; | |
7710 | } | |
7711 | ||
7712 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, | |
74e1aeec JR |
7713 | 1, 3, 0, doc: /* Open a connection to a server. |
7714 | DISPLAY is the name of the display to connect to. | |
7715 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
7716 | If the optional third arg MUST-SUCCEED is non-nil, | |
7717 | terminate Emacs if we can't open the connection. */) | |
6fc2811b JR |
7718 | (display, xrm_string, must_succeed) |
7719 | Lisp_Object display, xrm_string, must_succeed; | |
7720 | { | |
7721 | unsigned char *xrm_option; | |
7722 | struct w32_display_info *dpyinfo; | |
7723 | ||
74e1aeec JR |
7724 | /* If initialization has already been done, return now to avoid |
7725 | overwriting critical parts of one_w32_display_info. */ | |
7726 | if (w32_in_use) | |
7727 | return Qnil; | |
7728 | ||
b7826503 | 7729 | CHECK_STRING (display); |
6fc2811b | 7730 | if (! NILP (xrm_string)) |
b7826503 | 7731 | CHECK_STRING (xrm_string); |
6fc2811b JR |
7732 | |
7733 | if (! EQ (Vwindow_system, intern ("w32"))) | |
7734 | error ("Not using Microsoft Windows"); | |
7735 | ||
7736 | /* Allow color mapping to be defined externally; first look in user's | |
7737 | HOME directory, then in Emacs etc dir for a file called rgb.txt. */ | |
7738 | { | |
7739 | Lisp_Object color_file; | |
7740 | struct gcpro gcpro1; | |
7741 | ||
7742 | color_file = build_string("~/rgb.txt"); | |
7743 | ||
7744 | GCPRO1 (color_file); | |
7745 | ||
7746 | if (NILP (Ffile_readable_p (color_file))) | |
7747 | color_file = | |
7748 | Fexpand_file_name (build_string ("rgb.txt"), | |
7749 | Fsymbol_value (intern ("data-directory"))); | |
7750 | ||
7751 | Vw32_color_map = Fw32_load_color_file (color_file); | |
7752 | ||
7753 | UNGCPRO; | |
7754 | } | |
7755 | if (NILP (Vw32_color_map)) | |
7756 | Vw32_color_map = Fw32_default_color_map (); | |
7757 | ||
7758 | if (! NILP (xrm_string)) | |
7759 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
7760 | else | |
7761 | xrm_option = (unsigned char *) 0; | |
7762 | ||
7763 | /* Use this general default value to start with. */ | |
7764 | /* First remove .exe suffix from invocation-name - it looks ugly. */ | |
7765 | { | |
7766 | char basename[ MAX_PATH ], *str; | |
7767 | ||
7768 | strcpy (basename, XSTRING (Vinvocation_name)->data); | |
7769 | str = strrchr (basename, '.'); | |
7770 | if (str) *str = 0; | |
7771 | Vinvocation_name = build_string (basename); | |
7772 | } | |
7773 | Vx_resource_name = Vinvocation_name; | |
7774 | ||
7775 | validate_x_resource_name (); | |
7776 | ||
7777 | /* This is what opens the connection and sets x_current_display. | |
7778 | This also initializes many symbols, such as those used for input. */ | |
7779 | dpyinfo = w32_term_init (display, xrm_option, | |
7780 | (char *) XSTRING (Vx_resource_name)->data); | |
7781 | ||
7782 | if (dpyinfo == 0) | |
7783 | { | |
7784 | if (!NILP (must_succeed)) | |
7785 | fatal ("Cannot connect to server %s.\n", | |
7786 | XSTRING (display)->data); | |
7787 | else | |
7788 | error ("Cannot connect to server %s", XSTRING (display)->data); | |
7789 | } | |
7790 | ||
7791 | w32_in_use = 1; | |
7792 | ||
7793 | XSETFASTINT (Vwindow_system_version, 3); | |
7794 | return Qnil; | |
7795 | } | |
7796 | ||
7797 | DEFUN ("x-close-connection", Fx_close_connection, | |
7798 | Sx_close_connection, 1, 1, 0, | |
74e1aeec JR |
7799 | doc: /* Close the connection to DISPLAY's server. |
7800 | For DISPLAY, specify either a frame or a display name (a string). | |
7801 | If DISPLAY is nil, that stands for the selected frame's display. */) | |
6fc2811b JR |
7802 | (display) |
7803 | Lisp_Object display; | |
7804 | { | |
7805 | struct w32_display_info *dpyinfo = check_x_display_info (display); | |
7806 | int i; | |
7807 | ||
7808 | if (dpyinfo->reference_count > 0) | |
7809 | error ("Display still has frames on it"); | |
7810 | ||
7811 | BLOCK_INPUT; | |
7812 | /* Free the fonts in the font table. */ | |
7813 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
7814 | if (dpyinfo->font_table[i].name) | |
7815 | { | |
126f2e35 JR |
7816 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
7817 | xfree (dpyinfo->font_table[i].full_name); | |
6fc2811b | 7818 | xfree (dpyinfo->font_table[i].name); |
6fc2811b JR |
7819 | w32_unload_font (dpyinfo, dpyinfo->font_table[i].font); |
7820 | } | |
7821 | x_destroy_all_bitmaps (dpyinfo); | |
7822 | ||
7823 | x_delete_display (dpyinfo); | |
7824 | UNBLOCK_INPUT; | |
7825 | ||
7826 | return Qnil; | |
7827 | } | |
7828 | ||
7829 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, | |
74e1aeec | 7830 | doc: /* Return the list of display names that Emacs has connections to. */) |
6fc2811b JR |
7831 | () |
7832 | { | |
7833 | Lisp_Object tail, result; | |
7834 | ||
7835 | result = Qnil; | |
7836 | for (tail = w32_display_name_list; ! NILP (tail); tail = XCDR (tail)) | |
7837 | result = Fcons (XCAR (XCAR (tail)), result); | |
7838 | ||
7839 | return result; | |
7840 | } | |
7841 | ||
7842 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
0a332240 PJ |
7843 | doc: /* This is a noop on W32 systems. */) |
7844 | (on, display) | |
7845 | Lisp_Object display, on; | |
6fc2811b | 7846 | { |
6fc2811b JR |
7847 | return Qnil; |
7848 | } | |
7849 | ||
7850 | \f | |
7851 | \f | |
7852 | /*********************************************************************** | |
7853 | Image types | |
7854 | ***********************************************************************/ | |
7855 | ||
7856 | /* Value is the number of elements of vector VECTOR. */ | |
7857 | ||
7858 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
7859 | ||
7860 | /* List of supported image types. Use define_image_type to add new | |
7861 | types. Use lookup_image_type to find a type for a given symbol. */ | |
7862 | ||
7863 | static struct image_type *image_types; | |
7864 | ||
6fc2811b JR |
7865 | /* The symbol `image' which is the car of the lists used to represent |
7866 | images in Lisp. */ | |
7867 | ||
7868 | extern Lisp_Object Qimage; | |
7869 | ||
7870 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
7871 | ||
7872 | Lisp_Object Qxbm; | |
7873 | ||
7874 | /* Keywords. */ | |
7875 | ||
6fc2811b | 7876 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
dfff8a69 JR |
7877 | extern Lisp_Object QCdata; |
7878 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
a93f4566 | 7879 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
3cf3436e | 7880 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
6fc2811b JR |
7881 | |
7882 | /* Other symbols. */ | |
7883 | ||
3cf3436e | 7884 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
6fc2811b JR |
7885 | |
7886 | /* Time in seconds after which images should be removed from the cache | |
7887 | if not displayed. */ | |
7888 | ||
7889 | Lisp_Object Vimage_cache_eviction_delay; | |
7890 | ||
7891 | /* Function prototypes. */ | |
7892 | ||
7893 | static void define_image_type P_ ((struct image_type *type)); | |
7894 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
7895 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
7896 | static void x_laplace P_ ((struct frame *, struct image *)); | |
3cf3436e | 7897 | static void x_emboss P_ ((struct frame *, struct image *)); |
6fc2811b JR |
7898 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
7899 | Lisp_Object)); | |
7900 | ||
dfff8a69 | 7901 | |
6fc2811b JR |
7902 | /* Define a new image type from TYPE. This adds a copy of TYPE to |
7903 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
7904 | ||
7905 | static void | |
7906 | define_image_type (type) | |
7907 | struct image_type *type; | |
7908 | { | |
7909 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
7910 | The initialized data segment is read-only. */ | |
7911 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
7912 | bcopy (type, p, sizeof *p); | |
7913 | p->next = image_types; | |
7914 | image_types = p; | |
7915 | Vimage_types = Fcons (*p->type, Vimage_types); | |
7916 | } | |
7917 | ||
7918 | ||
7919 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
7920 | structure. Value is null if SYMBOL is not a known image type. */ | |
7921 | ||
7922 | static INLINE struct image_type * | |
7923 | lookup_image_type (symbol) | |
7924 | Lisp_Object symbol; | |
7925 | { | |
7926 | struct image_type *type; | |
7927 | ||
7928 | for (type = image_types; type; type = type->next) | |
7929 | if (EQ (symbol, *type->type)) | |
7930 | break; | |
7931 | ||
7932 | return type; | |
7933 | } | |
7934 | ||
7935 | ||
7936 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
7937 | valid image specification is a list whose car is the symbol | |
7938 | `image', and whose rest is a property list. The property list must | |
7939 | contain a value for key `:type'. That value must be the name of a | |
7940 | supported image type. The rest of the property list depends on the | |
7941 | image type. */ | |
7942 | ||
7943 | int | |
7944 | valid_image_p (object) | |
7945 | Lisp_Object object; | |
7946 | { | |
7947 | int valid_p = 0; | |
7948 | ||
7949 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
7950 | { | |
3cf3436e JR |
7951 | Lisp_Object tem; |
7952 | ||
7953 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
7954 | if (EQ (XCAR (tem), QCtype)) | |
7955 | { | |
7956 | tem = XCDR (tem); | |
7957 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
7958 | { | |
7959 | struct image_type *type; | |
7960 | type = lookup_image_type (XCAR (tem)); | |
7961 | if (type) | |
7962 | valid_p = type->valid_p (object); | |
7963 | } | |
7964 | ||
7965 | break; | |
7966 | } | |
6fc2811b JR |
7967 | } |
7968 | ||
7969 | return valid_p; | |
7970 | } | |
7971 | ||
7972 | ||
7973 | /* Log error message with format string FORMAT and argument ARG. | |
7974 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
7975 | good idea because this would interrupt redisplay, and the error | |
7976 | message display would lead to another redisplay. This function | |
7977 | therefore simply displays a message. */ | |
7978 | ||
7979 | static void | |
7980 | image_error (format, arg1, arg2) | |
7981 | char *format; | |
7982 | Lisp_Object arg1, arg2; | |
7983 | { | |
7984 | add_to_log (format, arg1, arg2); | |
7985 | } | |
7986 | ||
7987 | ||
7988 | \f | |
7989 | /*********************************************************************** | |
7990 | Image specifications | |
7991 | ***********************************************************************/ | |
7992 | ||
7993 | enum image_value_type | |
7994 | { | |
7995 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
7996 | IMAGE_STRING_VALUE, | |
3cf3436e | 7997 | IMAGE_STRING_OR_NIL_VALUE, |
6fc2811b JR |
7998 | IMAGE_SYMBOL_VALUE, |
7999 | IMAGE_POSITIVE_INTEGER_VALUE, | |
8edb0a6f | 8000 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
6fc2811b | 8001 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
dfff8a69 | 8002 | IMAGE_ASCENT_VALUE, |
6fc2811b JR |
8003 | IMAGE_INTEGER_VALUE, |
8004 | IMAGE_FUNCTION_VALUE, | |
8005 | IMAGE_NUMBER_VALUE, | |
8006 | IMAGE_BOOL_VALUE | |
8007 | }; | |
8008 | ||
8009 | /* Structure used when parsing image specifications. */ | |
8010 | ||
8011 | struct image_keyword | |
8012 | { | |
8013 | /* Name of keyword. */ | |
8014 | char *name; | |
8015 | ||
8016 | /* The type of value allowed. */ | |
8017 | enum image_value_type type; | |
8018 | ||
8019 | /* Non-zero means key must be present. */ | |
8020 | int mandatory_p; | |
8021 | ||
8022 | /* Used to recognize duplicate keywords in a property list. */ | |
8023 | int count; | |
8024 | ||
8025 | /* The value that was found. */ | |
8026 | Lisp_Object value; | |
8027 | }; | |
8028 | ||
8029 | ||
8030 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, | |
8031 | int, Lisp_Object)); | |
8032 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); | |
8033 | ||
8034 | ||
8035 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
8036 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
8037 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
8038 | image_keywords structures of size NKEYWORDS describing other | |
8039 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ | |
8040 | ||
8041 | static int | |
8042 | parse_image_spec (spec, keywords, nkeywords, type) | |
8043 | Lisp_Object spec; | |
8044 | struct image_keyword *keywords; | |
8045 | int nkeywords; | |
8046 | Lisp_Object type; | |
8047 | { | |
8048 | int i; | |
8049 | Lisp_Object plist; | |
8050 | ||
8051 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
8052 | return 0; | |
8053 | ||
8054 | plist = XCDR (spec); | |
8055 | while (CONSP (plist)) | |
8056 | { | |
8057 | Lisp_Object key, value; | |
8058 | ||
8059 | /* First element of a pair must be a symbol. */ | |
8060 | key = XCAR (plist); | |
8061 | plist = XCDR (plist); | |
8062 | if (!SYMBOLP (key)) | |
8063 | return 0; | |
8064 | ||
8065 | /* There must follow a value. */ | |
8066 | if (!CONSP (plist)) | |
8067 | return 0; | |
8068 | value = XCAR (plist); | |
8069 | plist = XCDR (plist); | |
8070 | ||
8071 | /* Find key in KEYWORDS. Error if not found. */ | |
8072 | for (i = 0; i < nkeywords; ++i) | |
8073 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
8074 | break; | |
8075 | ||
8076 | if (i == nkeywords) | |
8077 | continue; | |
8078 | ||
8079 | /* Record that we recognized the keyword. If a keywords | |
8080 | was found more than once, it's an error. */ | |
8081 | keywords[i].value = value; | |
8082 | ++keywords[i].count; | |
8083 | ||
8084 | if (keywords[i].count > 1) | |
8085 | return 0; | |
8086 | ||
8087 | /* Check type of value against allowed type. */ | |
8088 | switch (keywords[i].type) | |
8089 | { | |
8090 | case IMAGE_STRING_VALUE: | |
8091 | if (!STRINGP (value)) | |
8092 | return 0; | |
8093 | break; | |
8094 | ||
3cf3436e JR |
8095 | case IMAGE_STRING_OR_NIL_VALUE: |
8096 | if (!STRINGP (value) && !NILP (value)) | |
8097 | return 0; | |
8098 | break; | |
8099 | ||
6fc2811b JR |
8100 | case IMAGE_SYMBOL_VALUE: |
8101 | if (!SYMBOLP (value)) | |
8102 | return 0; | |
8103 | break; | |
8104 | ||
8105 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
8106 | if (!INTEGERP (value) || XINT (value) <= 0) | |
8107 | return 0; | |
8108 | break; | |
8109 | ||
8edb0a6f JR |
8110 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
8111 | if (INTEGERP (value) && XINT (value) >= 0) | |
8112 | break; | |
8113 | if (CONSP (value) | |
8114 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
8115 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
8116 | break; | |
8117 | return 0; | |
8118 | ||
dfff8a69 JR |
8119 | case IMAGE_ASCENT_VALUE: |
8120 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
8121 | break; | |
8122 | else if (INTEGERP (value) | |
8123 | && XINT (value) >= 0 | |
8124 | && XINT (value) <= 100) | |
8125 | break; | |
8126 | return 0; | |
8127 | ||
6fc2811b JR |
8128 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
8129 | if (!INTEGERP (value) || XINT (value) < 0) | |
8130 | return 0; | |
8131 | break; | |
8132 | ||
8133 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
8134 | break; | |
8135 | ||
8136 | case IMAGE_FUNCTION_VALUE: | |
8137 | value = indirect_function (value); | |
8138 | if (SUBRP (value) | |
8139 | || COMPILEDP (value) | |
8140 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
8141 | break; | |
8142 | return 0; | |
8143 | ||
8144 | case IMAGE_NUMBER_VALUE: | |
8145 | if (!INTEGERP (value) && !FLOATP (value)) | |
8146 | return 0; | |
8147 | break; | |
8148 | ||
8149 | case IMAGE_INTEGER_VALUE: | |
8150 | if (!INTEGERP (value)) | |
8151 | return 0; | |
8152 | break; | |
8153 | ||
8154 | case IMAGE_BOOL_VALUE: | |
8155 | if (!NILP (value) && !EQ (value, Qt)) | |
8156 | return 0; | |
8157 | break; | |
8158 | ||
8159 | default: | |
8160 | abort (); | |
8161 | break; | |
8162 | } | |
8163 | ||
8164 | if (EQ (key, QCtype) && !EQ (type, value)) | |
8165 | return 0; | |
8166 | } | |
8167 | ||
8168 | /* Check that all mandatory fields are present. */ | |
8169 | for (i = 0; i < nkeywords; ++i) | |
8170 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
8171 | return 0; | |
8172 | ||
8173 | return NILP (plist); | |
8174 | } | |
8175 | ||
8176 | ||
8177 | /* Return the value of KEY in image specification SPEC. Value is nil | |
8178 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
8179 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
8180 | ||
8181 | static Lisp_Object | |
8182 | image_spec_value (spec, key, found) | |
8183 | Lisp_Object spec, key; | |
8184 | int *found; | |
8185 | { | |
8186 | Lisp_Object tail; | |
8187 | ||
8188 | xassert (valid_image_p (spec)); | |
8189 | ||
8190 | for (tail = XCDR (spec); | |
8191 | CONSP (tail) && CONSP (XCDR (tail)); | |
8192 | tail = XCDR (XCDR (tail))) | |
8193 | { | |
8194 | if (EQ (XCAR (tail), key)) | |
8195 | { | |
8196 | if (found) | |
8197 | *found = 1; | |
8198 | return XCAR (XCDR (tail)); | |
8199 | } | |
8200 | } | |
8201 | ||
8202 | if (found) | |
8203 | *found = 0; | |
8204 | return Qnil; | |
8205 | } | |
8206 | ||
8207 | ||
8208 | ||
8209 | \f | |
8210 | /*********************************************************************** | |
8211 | Image type independent image structures | |
8212 | ***********************************************************************/ | |
8213 | ||
8214 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
8215 | static void free_image P_ ((struct frame *f, struct image *img)); | |
8216 | ||
8217 | ||
8218 | /* Allocate and return a new image structure for image specification | |
8219 | SPEC. SPEC has a hash value of HASH. */ | |
8220 | ||
8221 | static struct image * | |
8222 | make_image (spec, hash) | |
8223 | Lisp_Object spec; | |
8224 | unsigned hash; | |
8225 | { | |
8226 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
8227 | ||
8228 | xassert (valid_image_p (spec)); | |
8229 | bzero (img, sizeof *img); | |
8230 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
8231 | xassert (img->type != NULL); | |
8232 | img->spec = spec; | |
8233 | img->data.lisp_val = Qnil; | |
8234 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
8235 | img->hash = hash; | |
8236 | return img; | |
8237 | } | |
8238 | ||
8239 | ||
8240 | /* Free image IMG which was used on frame F, including its resources. */ | |
8241 | ||
8242 | static void | |
8243 | free_image (f, img) | |
8244 | struct frame *f; | |
8245 | struct image *img; | |
8246 | { | |
8247 | if (img) | |
8248 | { | |
8249 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8250 | ||
8251 | /* Remove IMG from the hash table of its cache. */ | |
8252 | if (img->prev) | |
8253 | img->prev->next = img->next; | |
8254 | else | |
8255 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
8256 | ||
8257 | if (img->next) | |
8258 | img->next->prev = img->prev; | |
8259 | ||
8260 | c->images[img->id] = NULL; | |
8261 | ||
8262 | /* Free resources, then free IMG. */ | |
8263 | img->type->free (f, img); | |
8264 | xfree (img); | |
8265 | } | |
8266 | } | |
8267 | ||
8268 | ||
8269 | /* Prepare image IMG for display on frame F. Must be called before | |
8270 | drawing an image. */ | |
8271 | ||
8272 | void | |
8273 | prepare_image_for_display (f, img) | |
8274 | struct frame *f; | |
8275 | struct image *img; | |
8276 | { | |
8277 | EMACS_TIME t; | |
8278 | ||
8279 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
8280 | EMACS_GET_TIME (t); | |
8281 | img->timestamp = EMACS_SECS (t); | |
8282 | ||
8283 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
8284 | type dependent loader function. */ | |
8285 | if (img->pixmap == 0 && !img->load_failed_p) | |
8286 | img->load_failed_p = img->type->load (f, img) == 0; | |
8287 | } | |
8288 | ||
8289 | ||
dfff8a69 JR |
8290 | /* Value is the number of pixels for the ascent of image IMG when |
8291 | drawn in face FACE. */ | |
8292 | ||
8293 | int | |
8294 | image_ascent (img, face) | |
8295 | struct image *img; | |
8296 | struct face *face; | |
8297 | { | |
8edb0a6f | 8298 | int height = img->height + img->vmargin; |
dfff8a69 JR |
8299 | int ascent; |
8300 | ||
8301 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
8302 | { | |
8303 | if (face->font) | |
8304 | ascent = height / 2 - (FONT_DESCENT(face->font) | |
8305 | - FONT_BASE(face->font)) / 2; | |
8306 | else | |
8307 | ascent = height / 2; | |
8308 | } | |
8309 | else | |
8310 | ascent = height * img->ascent / 100.0; | |
8311 | ||
8312 | return ascent; | |
8313 | } | |
8314 | ||
8315 | ||
6fc2811b | 8316 | \f |
a05e2bae JR |
8317 | /* Image background colors. */ |
8318 | ||
8319 | static unsigned long | |
8320 | four_corners_best (ximg, width, height) | |
8321 | XImage *ximg; | |
8322 | unsigned long width, height; | |
8323 | { | |
8324 | #if 0 /* TODO: Image support. */ | |
8325 | unsigned long corners[4], best; | |
8326 | int i, best_count; | |
8327 | ||
8328 | /* Get the colors at the corners of ximg. */ | |
8329 | corners[0] = XGetPixel (ximg, 0, 0); | |
8330 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
8331 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
8332 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
8333 | ||
8334 | /* Choose the most frequently found color as background. */ | |
8335 | for (i = best_count = 0; i < 4; ++i) | |
8336 | { | |
8337 | int j, n; | |
8338 | ||
8339 | for (j = n = 0; j < 4; ++j) | |
8340 | if (corners[i] == corners[j]) | |
8341 | ++n; | |
8342 | ||
8343 | if (n > best_count) | |
8344 | best = corners[i], best_count = n; | |
8345 | } | |
8346 | ||
8347 | return best; | |
8348 | #else | |
8349 | return 0; | |
8350 | #endif | |
8351 | } | |
8352 | ||
8353 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
8354 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
8355 | object to use for the heuristic. */ | |
8356 | ||
8357 | unsigned long | |
8358 | image_background (img, f, ximg) | |
8359 | struct image *img; | |
8360 | struct frame *f; | |
8361 | XImage *ximg; | |
8362 | { | |
8363 | if (! img->background_valid) | |
8364 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8365 | { | |
8366 | #if 0 /* TODO: Image support. */ | |
8367 | int free_ximg = !ximg; | |
8368 | ||
8369 | if (! ximg) | |
8370 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
8371 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
8372 | ||
8373 | img->background = four_corners_best (ximg, img->width, img->height); | |
8374 | ||
8375 | if (free_ximg) | |
8376 | XDestroyImage (ximg); | |
8377 | ||
8378 | img->background_valid = 1; | |
8379 | #endif | |
8380 | } | |
8381 | ||
8382 | return img->background; | |
8383 | } | |
8384 | ||
8385 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
8386 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
8387 | existing XImage object to use for the heuristic. */ | |
8388 | ||
8389 | int | |
8390 | image_background_transparent (img, f, mask) | |
8391 | struct image *img; | |
8392 | struct frame *f; | |
8393 | XImage *mask; | |
8394 | { | |
8395 | if (! img->background_transparent_valid) | |
8396 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
8397 | { | |
8398 | #if 0 /* TODO: Image support. */ | |
8399 | if (img->mask) | |
8400 | { | |
8401 | int free_mask = !mask; | |
8402 | ||
8403 | if (! mask) | |
8404 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
8405 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
8406 | ||
8407 | img->background_transparent | |
8408 | = !four_corners_best (mask, img->width, img->height); | |
8409 | ||
8410 | if (free_mask) | |
8411 | XDestroyImage (mask); | |
8412 | } | |
8413 | else | |
8414 | #endif | |
8415 | img->background_transparent = 0; | |
8416 | ||
8417 | img->background_transparent_valid = 1; | |
8418 | } | |
8419 | ||
8420 | return img->background_transparent; | |
8421 | } | |
8422 | ||
8423 | \f | |
6fc2811b JR |
8424 | /*********************************************************************** |
8425 | Helper functions for X image types | |
8426 | ***********************************************************************/ | |
8427 | ||
a05e2bae JR |
8428 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
8429 | int, int)); | |
6fc2811b JR |
8430 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
8431 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
8432 | struct image *img, | |
8433 | Lisp_Object color_name, | |
8434 | unsigned long dflt)); | |
8435 | ||
a05e2bae JR |
8436 | |
8437 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
8438 | free the pixmap if any. MASK_P non-zero means clear the mask | |
8439 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
8440 | the image, if any. */ | |
8441 | ||
8442 | static void | |
8443 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) | |
8444 | struct frame *f; | |
8445 | struct image *img; | |
8446 | int pixmap_p, mask_p, colors_p; | |
8447 | { | |
9eb16b62 | 8448 | #if 0 /* TODO: W32 image support */ |
a05e2bae JR |
8449 | if (pixmap_p && img->pixmap) |
8450 | { | |
8451 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
8452 | img->pixmap = None; | |
8453 | img->background_valid = 0; | |
8454 | } | |
8455 | ||
8456 | if (mask_p && img->mask) | |
8457 | { | |
8458 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
8459 | img->mask = None; | |
8460 | img->background_transparent_valid = 0; | |
8461 | } | |
8462 | ||
8463 | if (colors_p && img->ncolors) | |
8464 | { | |
8465 | x_free_colors (f, img->colors, img->ncolors); | |
8466 | xfree (img->colors); | |
8467 | img->colors = NULL; | |
8468 | img->ncolors = 0; | |
8469 | } | |
8470 | #endif | |
8471 | } | |
8472 | ||
6fc2811b JR |
8473 | /* Free X resources of image IMG which is used on frame F. */ |
8474 | ||
8475 | static void | |
8476 | x_clear_image (f, img) | |
8477 | struct frame *f; | |
8478 | struct image *img; | |
8479 | { | |
767b1ff0 | 8480 | #if 0 /* TODO: W32 image support */ |
6fc2811b JR |
8481 | |
8482 | if (img->pixmap) | |
8483 | { | |
8484 | BLOCK_INPUT; | |
8485 | XFreePixmap (NULL, img->pixmap); | |
8486 | img->pixmap = 0; | |
8487 | UNBLOCK_INPUT; | |
8488 | } | |
8489 | ||
8490 | if (img->ncolors) | |
8491 | { | |
8492 | int class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
8493 | ||
8494 | /* If display has an immutable color map, freeing colors is not | |
8495 | necessary and some servers don't allow it. So don't do it. */ | |
8496 | if (class != StaticColor | |
8497 | && class != StaticGray | |
8498 | && class != TrueColor) | |
8499 | { | |
8500 | Colormap cmap; | |
8501 | BLOCK_INPUT; | |
8502 | cmap = DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f)->screen); | |
8503 | XFreeColors (FRAME_W32_DISPLAY (f), cmap, img->colors, | |
8504 | img->ncolors, 0); | |
8505 | UNBLOCK_INPUT; | |
8506 | } | |
8507 | ||
8508 | xfree (img->colors); | |
8509 | img->colors = NULL; | |
8510 | img->ncolors = 0; | |
8511 | } | |
8512 | #endif | |
8513 | } | |
8514 | ||
8515 | ||
8516 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
8517 | cannot be allocated, use DFLT. Add a newly allocated color to | |
8518 | IMG->colors, so that it can be freed again. Value is the pixel | |
8519 | color. */ | |
8520 | ||
8521 | static unsigned long | |
8522 | x_alloc_image_color (f, img, color_name, dflt) | |
8523 | struct frame *f; | |
8524 | struct image *img; | |
8525 | Lisp_Object color_name; | |
8526 | unsigned long dflt; | |
8527 | { | |
767b1ff0 | 8528 | #if 0 /* TODO: allocing colors. */ |
6fc2811b JR |
8529 | XColor color; |
8530 | unsigned long result; | |
8531 | ||
8532 | xassert (STRINGP (color_name)); | |
8533 | ||
8534 | if (w32_defined_color (f, XSTRING (color_name)->data, &color, 1)) | |
8535 | { | |
8536 | /* This isn't called frequently so we get away with simply | |
8537 | reallocating the color vector to the needed size, here. */ | |
8538 | ++img->ncolors; | |
8539 | img->colors = | |
8540 | (unsigned long *) xrealloc (img->colors, | |
8541 | img->ncolors * sizeof *img->colors); | |
8542 | img->colors[img->ncolors - 1] = color.pixel; | |
8543 | result = color.pixel; | |
8544 | } | |
8545 | else | |
8546 | result = dflt; | |
8547 | return result; | |
8548 | #endif | |
8549 | return 0; | |
8550 | } | |
8551 | ||
8552 | ||
8553 | \f | |
8554 | /*********************************************************************** | |
8555 | Image Cache | |
8556 | ***********************************************************************/ | |
8557 | ||
8558 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
3cf3436e | 8559 | static void postprocess_image P_ ((struct frame *, struct image *)); |
6fc2811b JR |
8560 | |
8561 | ||
8562 | /* Return a new, initialized image cache that is allocated from the | |
8563 | heap. Call free_image_cache to free an image cache. */ | |
8564 | ||
8565 | struct image_cache * | |
8566 | make_image_cache () | |
8567 | { | |
8568 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
8569 | int size; | |
8570 | ||
8571 | bzero (c, sizeof *c); | |
8572 | c->size = 50; | |
8573 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
8574 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
8575 | c->buckets = (struct image **) xmalloc (size); | |
8576 | bzero (c->buckets, size); | |
8577 | return c; | |
8578 | } | |
8579 | ||
8580 | ||
8581 | /* Free image cache of frame F. Be aware that X frames share images | |
8582 | caches. */ | |
8583 | ||
8584 | void | |
8585 | free_image_cache (f) | |
8586 | struct frame *f; | |
8587 | { | |
8588 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8589 | if (c) | |
8590 | { | |
8591 | int i; | |
8592 | ||
8593 | /* Cache should not be referenced by any frame when freed. */ | |
8594 | xassert (c->refcount == 0); | |
8595 | ||
8596 | for (i = 0; i < c->used; ++i) | |
8597 | free_image (f, c->images[i]); | |
8598 | xfree (c->images); | |
8599 | xfree (c); | |
8600 | xfree (c->buckets); | |
8601 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
8602 | } | |
8603 | } | |
8604 | ||
8605 | ||
8606 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
8607 | images. FORCE_P zero means clear only images that haven't been | |
8608 | displayed for some time. Should be called from time to time to | |
dfff8a69 JR |
8609 | reduce the number of loaded images. If image-eviction-seconds is |
8610 | non-nil, this frees images in the cache which weren't displayed for | |
6fc2811b JR |
8611 | at least that many seconds. */ |
8612 | ||
8613 | void | |
8614 | clear_image_cache (f, force_p) | |
8615 | struct frame *f; | |
8616 | int force_p; | |
8617 | { | |
8618 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8619 | ||
8620 | if (c && INTEGERP (Vimage_cache_eviction_delay)) | |
8621 | { | |
8622 | EMACS_TIME t; | |
8623 | unsigned long old; | |
8624 | int i, any_freed_p = 0; | |
8625 | ||
8626 | EMACS_GET_TIME (t); | |
8627 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); | |
8628 | ||
8629 | for (i = 0; i < c->used; ++i) | |
8630 | { | |
8631 | struct image *img = c->images[i]; | |
8632 | if (img != NULL | |
8633 | && (force_p | |
8634 | || (img->timestamp > old))) | |
8635 | { | |
8636 | free_image (f, img); | |
8637 | any_freed_p = 1; | |
8638 | } | |
8639 | } | |
8640 | ||
8641 | /* We may be clearing the image cache because, for example, | |
8642 | Emacs was iconified for a longer period of time. In that | |
8643 | case, current matrices may still contain references to | |
8644 | images freed above. So, clear these matrices. */ | |
8645 | if (any_freed_p) | |
8646 | { | |
8647 | clear_current_matrices (f); | |
8648 | ++windows_or_buffers_changed; | |
8649 | } | |
8650 | } | |
8651 | } | |
8652 | ||
8653 | ||
8654 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
8655 | 0, 1, 0, | |
74e1aeec JR |
8656 | doc: /* Clear the image cache of FRAME. |
8657 | FRAME nil or omitted means use the selected frame. | |
8658 | FRAME t means clear the image caches of all frames. */) | |
6fc2811b JR |
8659 | (frame) |
8660 | Lisp_Object frame; | |
8661 | { | |
8662 | if (EQ (frame, Qt)) | |
8663 | { | |
8664 | Lisp_Object tail; | |
8665 | ||
8666 | FOR_EACH_FRAME (tail, frame) | |
8667 | if (FRAME_W32_P (XFRAME (frame))) | |
8668 | clear_image_cache (XFRAME (frame), 1); | |
8669 | } | |
8670 | else | |
8671 | clear_image_cache (check_x_frame (frame), 1); | |
8672 | ||
8673 | return Qnil; | |
8674 | } | |
8675 | ||
8676 | ||
3cf3436e JR |
8677 | /* Compute masks and transform image IMG on frame F, as specified |
8678 | by the image's specification, */ | |
8679 | ||
8680 | static void | |
8681 | postprocess_image (f, img) | |
8682 | struct frame *f; | |
8683 | struct image *img; | |
8684 | { | |
8685 | #if 0 /* TODO: image support. */ | |
8686 | /* Manipulation of the image's mask. */ | |
8687 | if (img->pixmap) | |
8688 | { | |
8689 | Lisp_Object conversion, spec; | |
8690 | Lisp_Object mask; | |
8691 | ||
8692 | spec = img->spec; | |
8693 | ||
8694 | /* `:heuristic-mask t' | |
8695 | `:mask heuristic' | |
8696 | means build a mask heuristically. | |
8697 | `:heuristic-mask (R G B)' | |
8698 | `:mask (heuristic (R G B))' | |
8699 | means build a mask from color (R G B) in the | |
8700 | image. | |
8701 | `:mask nil' | |
8702 | means remove a mask, if any. */ | |
8703 | ||
8704 | mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
8705 | if (!NILP (mask)) | |
8706 | x_build_heuristic_mask (f, img, mask); | |
8707 | else | |
8708 | { | |
8709 | int found_p; | |
8710 | ||
8711 | mask = image_spec_value (spec, QCmask, &found_p); | |
8712 | ||
8713 | if (EQ (mask, Qheuristic)) | |
8714 | x_build_heuristic_mask (f, img, Qt); | |
8715 | else if (CONSP (mask) | |
8716 | && EQ (XCAR (mask), Qheuristic)) | |
8717 | { | |
8718 | if (CONSP (XCDR (mask))) | |
8719 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
8720 | else | |
8721 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
8722 | } | |
8723 | else if (NILP (mask) && found_p && img->mask) | |
8724 | { | |
8725 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
8726 | img->mask = NULL; | |
8727 | } | |
8728 | } | |
8729 | ||
8730 | ||
8731 | /* Should we apply an image transformation algorithm? */ | |
8732 | conversion = image_spec_value (spec, QCconversion, NULL); | |
8733 | if (EQ (conversion, Qdisabled)) | |
8734 | x_disable_image (f, img); | |
8735 | else if (EQ (conversion, Qlaplace)) | |
8736 | x_laplace (f, img); | |
8737 | else if (EQ (conversion, Qemboss)) | |
8738 | x_emboss (f, img); | |
8739 | else if (CONSP (conversion) | |
8740 | && EQ (XCAR (conversion), Qedge_detection)) | |
8741 | { | |
8742 | Lisp_Object tem; | |
8743 | tem = XCDR (conversion); | |
8744 | if (CONSP (tem)) | |
8745 | x_edge_detection (f, img, | |
8746 | Fplist_get (tem, QCmatrix), | |
8747 | Fplist_get (tem, QCcolor_adjustment)); | |
8748 | } | |
8749 | } | |
8750 | #endif | |
8751 | } | |
8752 | ||
8753 | ||
6fc2811b JR |
8754 | /* Return the id of image with Lisp specification SPEC on frame F. |
8755 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
8756 | ||
8757 | int | |
8758 | lookup_image (f, spec) | |
8759 | struct frame *f; | |
8760 | Lisp_Object spec; | |
8761 | { | |
8762 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8763 | struct image *img; | |
8764 | int i; | |
8765 | unsigned hash; | |
8766 | struct gcpro gcpro1; | |
8767 | EMACS_TIME now; | |
8768 | ||
8769 | /* F must be a window-system frame, and SPEC must be a valid image | |
8770 | specification. */ | |
8771 | xassert (FRAME_WINDOW_P (f)); | |
8772 | xassert (valid_image_p (spec)); | |
8773 | ||
8774 | GCPRO1 (spec); | |
8775 | ||
8776 | /* Look up SPEC in the hash table of the image cache. */ | |
8777 | hash = sxhash (spec, 0); | |
8778 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
8779 | ||
8780 | for (img = c->buckets[i]; img; img = img->next) | |
8781 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
8782 | break; | |
8783 | ||
8784 | /* If not found, create a new image and cache it. */ | |
8785 | if (img == NULL) | |
8786 | { | |
3cf3436e JR |
8787 | extern Lisp_Object Qpostscript; |
8788 | ||
8edb0a6f | 8789 | BLOCK_INPUT; |
6fc2811b JR |
8790 | img = make_image (spec, hash); |
8791 | cache_image (f, img); | |
8792 | img->load_failed_p = img->type->load (f, img) == 0; | |
6fc2811b JR |
8793 | |
8794 | /* If we can't load the image, and we don't have a width and | |
8795 | height, use some arbitrary width and height so that we can | |
8796 | draw a rectangle for it. */ | |
8797 | if (img->load_failed_p) | |
8798 | { | |
8799 | Lisp_Object value; | |
8800 | ||
8801 | value = image_spec_value (spec, QCwidth, NULL); | |
8802 | img->width = (INTEGERP (value) | |
8803 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
8804 | value = image_spec_value (spec, QCheight, NULL); | |
8805 | img->height = (INTEGERP (value) | |
8806 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
8807 | } | |
8808 | else | |
8809 | { | |
8810 | /* Handle image type independent image attributes | |
a05e2bae JR |
8811 | `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF', |
8812 | `:background COLOR'. */ | |
8813 | Lisp_Object ascent, margin, relief, bg; | |
6fc2811b JR |
8814 | |
8815 | ascent = image_spec_value (spec, QCascent, NULL); | |
8816 | if (INTEGERP (ascent)) | |
8817 | img->ascent = XFASTINT (ascent); | |
dfff8a69 JR |
8818 | else if (EQ (ascent, Qcenter)) |
8819 | img->ascent = CENTERED_IMAGE_ASCENT; | |
8820 | ||
6fc2811b JR |
8821 | margin = image_spec_value (spec, QCmargin, NULL); |
8822 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
8edb0a6f JR |
8823 | img->vmargin = img->hmargin = XFASTINT (margin); |
8824 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
8825 | && INTEGERP (XCDR (margin))) | |
8826 | { | |
8827 | if (XINT (XCAR (margin)) > 0) | |
8828 | img->hmargin = XFASTINT (XCAR (margin)); | |
8829 | if (XINT (XCDR (margin)) > 0) | |
8830 | img->vmargin = XFASTINT (XCDR (margin)); | |
8831 | } | |
6fc2811b JR |
8832 | |
8833 | relief = image_spec_value (spec, QCrelief, NULL); | |
8834 | if (INTEGERP (relief)) | |
8835 | { | |
8836 | img->relief = XINT (relief); | |
8edb0a6f JR |
8837 | img->hmargin += abs (img->relief); |
8838 | img->vmargin += abs (img->relief); | |
6fc2811b JR |
8839 | } |
8840 | ||
a05e2bae JR |
8841 | if (! img->background_valid) |
8842 | { | |
8843 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
8844 | if (!NILP (bg)) | |
8845 | { | |
8846 | img->background | |
8847 | = x_alloc_image_color (f, img, bg, | |
8848 | FRAME_BACKGROUND_PIXEL (f)); | |
8849 | img->background_valid = 1; | |
8850 | } | |
8851 | } | |
8852 | ||
3cf3436e JR |
8853 | /* Do image transformations and compute masks, unless we |
8854 | don't have the image yet. */ | |
8855 | if (!EQ (*img->type->type, Qpostscript)) | |
8856 | postprocess_image (f, img); | |
6fc2811b | 8857 | } |
3cf3436e | 8858 | |
8edb0a6f JR |
8859 | UNBLOCK_INPUT; |
8860 | xassert (!interrupt_input_blocked); | |
6fc2811b JR |
8861 | } |
8862 | ||
8863 | /* We're using IMG, so set its timestamp to `now'. */ | |
8864 | EMACS_GET_TIME (now); | |
8865 | img->timestamp = EMACS_SECS (now); | |
8866 | ||
8867 | UNGCPRO; | |
8868 | ||
8869 | /* Value is the image id. */ | |
8870 | return img->id; | |
8871 | } | |
8872 | ||
8873 | ||
8874 | /* Cache image IMG in the image cache of frame F. */ | |
8875 | ||
8876 | static void | |
8877 | cache_image (f, img) | |
8878 | struct frame *f; | |
8879 | struct image *img; | |
8880 | { | |
8881 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8882 | int i; | |
8883 | ||
8884 | /* Find a free slot in c->images. */ | |
8885 | for (i = 0; i < c->used; ++i) | |
8886 | if (c->images[i] == NULL) | |
8887 | break; | |
8888 | ||
8889 | /* If no free slot found, maybe enlarge c->images. */ | |
8890 | if (i == c->used && c->used == c->size) | |
8891 | { | |
8892 | c->size *= 2; | |
8893 | c->images = (struct image **) xrealloc (c->images, | |
8894 | c->size * sizeof *c->images); | |
8895 | } | |
8896 | ||
8897 | /* Add IMG to c->images, and assign IMG an id. */ | |
8898 | c->images[i] = img; | |
8899 | img->id = i; | |
8900 | if (i == c->used) | |
8901 | ++c->used; | |
8902 | ||
8903 | /* Add IMG to the cache's hash table. */ | |
8904 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
8905 | img->next = c->buckets[i]; | |
8906 | if (img->next) | |
8907 | img->next->prev = img; | |
8908 | img->prev = NULL; | |
8909 | c->buckets[i] = img; | |
8910 | } | |
8911 | ||
8912 | ||
8913 | /* Call FN on every image in the image cache of frame F. Used to mark | |
8914 | Lisp Objects in the image cache. */ | |
8915 | ||
8916 | void | |
8917 | forall_images_in_image_cache (f, fn) | |
8918 | struct frame *f; | |
8919 | void (*fn) P_ ((struct image *img)); | |
8920 | { | |
8921 | if (FRAME_LIVE_P (f) && FRAME_W32_P (f)) | |
8922 | { | |
8923 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
8924 | if (c) | |
8925 | { | |
8926 | int i; | |
8927 | for (i = 0; i < c->used; ++i) | |
8928 | if (c->images[i]) | |
8929 | fn (c->images[i]); | |
8930 | } | |
8931 | } | |
8932 | } | |
8933 | ||
8934 | ||
8935 | \f | |
8936 | /*********************************************************************** | |
8937 | W32 support code | |
8938 | ***********************************************************************/ | |
8939 | ||
767b1ff0 | 8940 | #if 0 /* TODO: W32 specific image code. */ |
6fc2811b JR |
8941 | |
8942 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, | |
8943 | XImage **, Pixmap *)); | |
8944 | static void x_destroy_x_image P_ ((XImage *)); | |
8945 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
8946 | ||
8947 | ||
8948 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
8949 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
8950 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
8951 | via xmalloc. Print error messages via image_error if an error | |
8952 | occurs. Value is non-zero if successful. */ | |
8953 | ||
8954 | static int | |
8955 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) | |
8956 | struct frame *f; | |
8957 | int width, height, depth; | |
8958 | XImage **ximg; | |
8959 | Pixmap *pixmap; | |
8960 | { | |
767b1ff0 | 8961 | #if 0 /* TODO: Image support for W32 */ |
6fc2811b JR |
8962 | Display *display = FRAME_W32_DISPLAY (f); |
8963 | Screen *screen = FRAME_X_SCREEN (f); | |
8964 | Window window = FRAME_W32_WINDOW (f); | |
8965 | ||
8966 | xassert (interrupt_input_blocked); | |
8967 | ||
8968 | if (depth <= 0) | |
a05e2bae | 8969 | depth = one_w32_display_info.n_cbits; |
6fc2811b JR |
8970 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), |
8971 | depth, ZPixmap, 0, NULL, width, height, | |
8972 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
8973 | if (*ximg == NULL) | |
8974 | { | |
8975 | image_error ("Unable to allocate X image", Qnil, Qnil); | |
8976 | return 0; | |
8977 | } | |
8978 | ||
8979 | /* Allocate image raster. */ | |
8980 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
8981 | ||
8982 | /* Allocate a pixmap of the same size. */ | |
8983 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
8984 | if (*pixmap == 0) | |
8985 | { | |
8986 | x_destroy_x_image (*ximg); | |
8987 | *ximg = NULL; | |
8988 | image_error ("Unable to create X pixmap", Qnil, Qnil); | |
8989 | return 0; | |
8990 | } | |
8991 | #endif | |
8992 | return 1; | |
8993 | } | |
8994 | ||
8995 | ||
8996 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
8997 | ||
8998 | static void | |
8999 | x_destroy_x_image (ximg) | |
9000 | XImage *ximg; | |
9001 | { | |
9002 | xassert (interrupt_input_blocked); | |
9003 | if (ximg) | |
9004 | { | |
9005 | xfree (ximg->data); | |
9006 | ximg->data = NULL; | |
9007 | XDestroyImage (ximg); | |
9008 | } | |
9009 | } | |
9010 | ||
9011 | ||
9012 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
9013 | are width and height of both the image and pixmap. */ | |
9014 | ||
9015 | static void | |
9016 | x_put_x_image (f, ximg, pixmap, width, height) | |
9017 | struct frame *f; | |
9018 | XImage *ximg; | |
9019 | Pixmap pixmap; | |
9020 | { | |
9021 | GC gc; | |
9022 | ||
9023 | xassert (interrupt_input_blocked); | |
9024 | gc = XCreateGC (NULL, pixmap, 0, NULL); | |
9025 | XPutImage (NULL, pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
9026 | XFreeGC (NULL, gc); | |
9027 | } | |
9028 | ||
9029 | #endif | |
9030 | ||
9031 | \f | |
9032 | /*********************************************************************** | |
3cf3436e | 9033 | File Handling |
6fc2811b JR |
9034 | ***********************************************************************/ |
9035 | ||
9036 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
3cf3436e JR |
9037 | static char *slurp_file P_ ((char *, int *)); |
9038 | ||
6fc2811b JR |
9039 | |
9040 | /* Find image file FILE. Look in data-directory, then | |
9041 | x-bitmap-file-path. Value is the full name of the file found, or | |
9042 | nil if not found. */ | |
9043 | ||
9044 | static Lisp_Object | |
9045 | x_find_image_file (file) | |
9046 | Lisp_Object file; | |
9047 | { | |
9048 | Lisp_Object file_found, search_path; | |
9049 | struct gcpro gcpro1, gcpro2; | |
9050 | int fd; | |
9051 | ||
9052 | file_found = Qnil; | |
9053 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
9054 | GCPRO2 (file_found, search_path); | |
9055 | ||
9056 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
c0ec53ad | 9057 | fd = openp (search_path, file, Qnil, &file_found, 0); |
6fc2811b | 9058 | |
939d6465 | 9059 | if (fd == -1) |
6fc2811b JR |
9060 | file_found = Qnil; |
9061 | else | |
9062 | close (fd); | |
9063 | ||
9064 | UNGCPRO; | |
9065 | return file_found; | |
9066 | } | |
9067 | ||
9068 | ||
3cf3436e JR |
9069 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
9070 | with xmalloc holding FILE's contents. Value is null if an error | |
9071 | occurred. *SIZE is set to the size of the file. */ | |
9072 | ||
9073 | static char * | |
9074 | slurp_file (file, size) | |
9075 | char *file; | |
9076 | int *size; | |
9077 | { | |
9078 | FILE *fp = NULL; | |
9079 | char *buf = NULL; | |
9080 | struct stat st; | |
9081 | ||
9082 | if (stat (file, &st) == 0 | |
9083 | && (fp = fopen (file, "r")) != NULL | |
9084 | && (buf = (char *) xmalloc (st.st_size), | |
9085 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
9086 | { | |
9087 | *size = st.st_size; | |
9088 | fclose (fp); | |
9089 | } | |
9090 | else | |
9091 | { | |
9092 | if (fp) | |
9093 | fclose (fp); | |
9094 | if (buf) | |
9095 | { | |
9096 | xfree (buf); | |
9097 | buf = NULL; | |
9098 | } | |
9099 | } | |
9100 | ||
9101 | return buf; | |
9102 | } | |
9103 | ||
9104 | ||
6fc2811b JR |
9105 | \f |
9106 | /*********************************************************************** | |
9107 | XBM images | |
9108 | ***********************************************************************/ | |
9109 | ||
9110 | static int xbm_load P_ ((struct frame *f, struct image *img)); | |
9111 | static int xbm_load_image_from_file P_ ((struct frame *f, struct image *img, | |
9112 | Lisp_Object file)); | |
9113 | static int xbm_image_p P_ ((Lisp_Object object)); | |
9114 | static int xbm_read_bitmap_file_data P_ ((char *, int *, int *, | |
9115 | unsigned char **)); | |
9116 | ||
9117 | ||
9118 | /* Indices of image specification fields in xbm_format, below. */ | |
9119 | ||
9120 | enum xbm_keyword_index | |
9121 | { | |
9122 | XBM_TYPE, | |
9123 | XBM_FILE, | |
9124 | XBM_WIDTH, | |
9125 | XBM_HEIGHT, | |
9126 | XBM_DATA, | |
9127 | XBM_FOREGROUND, | |
9128 | XBM_BACKGROUND, | |
9129 | XBM_ASCENT, | |
9130 | XBM_MARGIN, | |
9131 | XBM_RELIEF, | |
9132 | XBM_ALGORITHM, | |
9133 | XBM_HEURISTIC_MASK, | |
a05e2bae | 9134 | XBM_MASK, |
6fc2811b JR |
9135 | XBM_LAST |
9136 | }; | |
9137 | ||
9138 | /* Vector of image_keyword structures describing the format | |
9139 | of valid XBM image specifications. */ | |
9140 | ||
9141 | static struct image_keyword xbm_format[XBM_LAST] = | |
9142 | { | |
9143 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9144 | {":file", IMAGE_STRING_VALUE, 0}, | |
9145 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9146 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9147 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
3cf3436e JR |
9148 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
9149 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
6fc2811b | 9150 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
8edb0a6f | 9151 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9152 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9153 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b JR |
9154 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} |
9155 | }; | |
9156 | ||
9157 | /* Structure describing the image type XBM. */ | |
9158 | ||
9159 | static struct image_type xbm_type = | |
9160 | { | |
9161 | &Qxbm, | |
9162 | xbm_image_p, | |
9163 | xbm_load, | |
9164 | x_clear_image, | |
9165 | NULL | |
9166 | }; | |
9167 | ||
9168 | /* Tokens returned from xbm_scan. */ | |
9169 | ||
9170 | enum xbm_token | |
9171 | { | |
9172 | XBM_TK_IDENT = 256, | |
9173 | XBM_TK_NUMBER | |
9174 | }; | |
9175 | ||
9176 | ||
9177 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
9178 | A valid specification is a list starting with the symbol `image' | |
9179 | The rest of the list is a property list which must contain an | |
9180 | entry `:type xbm.. | |
9181 | ||
9182 | If the specification specifies a file to load, it must contain | |
9183 | an entry `:file FILENAME' where FILENAME is a string. | |
9184 | ||
9185 | If the specification is for a bitmap loaded from memory it must | |
9186 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
9187 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
9188 | ||
9189 | 1. a string large enough to hold the bitmap data, i.e. it must | |
9190 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
9191 | ||
9192 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
9193 | ||
9194 | 3. a vector of strings or bool-vectors, one for each line of the | |
9195 | bitmap. | |
9196 | ||
9197 | Both the file and data forms may contain the additional entries | |
9198 | `:background COLOR' and `:foreground COLOR'. If not present, | |
9199 | foreground and background of the frame on which the image is | |
9200 | displayed, is used. */ | |
9201 | ||
9202 | static int | |
9203 | xbm_image_p (object) | |
9204 | Lisp_Object object; | |
9205 | { | |
9206 | struct image_keyword kw[XBM_LAST]; | |
9207 | ||
9208 | bcopy (xbm_format, kw, sizeof kw); | |
9209 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) | |
9210 | return 0; | |
9211 | ||
9212 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
9213 | ||
9214 | if (kw[XBM_FILE].count) | |
9215 | { | |
9216 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
9217 | return 0; | |
9218 | } | |
9219 | else | |
9220 | { | |
9221 | Lisp_Object data; | |
9222 | int width, height; | |
9223 | ||
9224 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
9225 | if (!kw[XBM_WIDTH].count | |
9226 | || !kw[XBM_HEIGHT].count | |
9227 | || !kw[XBM_DATA].count) | |
9228 | return 0; | |
9229 | ||
9230 | data = kw[XBM_DATA].value; | |
9231 | width = XFASTINT (kw[XBM_WIDTH].value); | |
9232 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
9233 | ||
9234 | /* Check type of data, and width and height against contents of | |
9235 | data. */ | |
9236 | if (VECTORP (data)) | |
9237 | { | |
9238 | int i; | |
9239 | ||
9240 | /* Number of elements of the vector must be >= height. */ | |
9241 | if (XVECTOR (data)->size < height) | |
9242 | return 0; | |
9243 | ||
9244 | /* Each string or bool-vector in data must be large enough | |
9245 | for one line of the image. */ | |
9246 | for (i = 0; i < height; ++i) | |
9247 | { | |
9248 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
9249 | ||
9250 | if (STRINGP (elt)) | |
9251 | { | |
9252 | if (XSTRING (elt)->size | |
9253 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
9254 | return 0; | |
9255 | } | |
9256 | else if (BOOL_VECTOR_P (elt)) | |
9257 | { | |
9258 | if (XBOOL_VECTOR (elt)->size < width) | |
9259 | return 0; | |
9260 | } | |
9261 | else | |
9262 | return 0; | |
9263 | } | |
9264 | } | |
9265 | else if (STRINGP (data)) | |
9266 | { | |
9267 | if (XSTRING (data)->size | |
9268 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
9269 | return 0; | |
9270 | } | |
9271 | else if (BOOL_VECTOR_P (data)) | |
9272 | { | |
9273 | if (XBOOL_VECTOR (data)->size < width * height) | |
9274 | return 0; | |
9275 | } | |
9276 | else | |
9277 | return 0; | |
9278 | } | |
9279 | ||
9280 | /* Baseline must be a value between 0 and 100 (a percentage). */ | |
9281 | if (kw[XBM_ASCENT].count | |
9282 | && XFASTINT (kw[XBM_ASCENT].value) > 100) | |
9283 | return 0; | |
9284 | ||
9285 | return 1; | |
9286 | } | |
9287 | ||
9288 | ||
9289 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
9290 | either an enumerator from enum xbm_token, or a character for a | |
9291 | single-character token, or 0 at end of file. If scanning an | |
9292 | identifier, store the lexeme of the identifier in SVAL. If | |
9293 | scanning a number, store its value in *IVAL. */ | |
9294 | ||
9295 | static int | |
3cf3436e JR |
9296 | xbm_scan (s, end, sval, ival) |
9297 | char **s, *end; | |
6fc2811b JR |
9298 | char *sval; |
9299 | int *ival; | |
9300 | { | |
9301 | int c; | |
3cf3436e JR |
9302 | |
9303 | loop: | |
9304 | ||
6fc2811b | 9305 | /* Skip white space. */ |
3cf3436e | 9306 | while (*s < end &&(c = *(*s)++, isspace (c))) |
6fc2811b JR |
9307 | ; |
9308 | ||
3cf3436e | 9309 | if (*s >= end) |
6fc2811b JR |
9310 | c = 0; |
9311 | else if (isdigit (c)) | |
9312 | { | |
9313 | int value = 0, digit; | |
9314 | ||
3cf3436e | 9315 | if (c == '0' && *s < end) |
6fc2811b | 9316 | { |
3cf3436e | 9317 | c = *(*s)++; |
6fc2811b JR |
9318 | if (c == 'x' || c == 'X') |
9319 | { | |
3cf3436e | 9320 | while (*s < end) |
6fc2811b | 9321 | { |
3cf3436e | 9322 | c = *(*s)++; |
6fc2811b JR |
9323 | if (isdigit (c)) |
9324 | digit = c - '0'; | |
9325 | else if (c >= 'a' && c <= 'f') | |
9326 | digit = c - 'a' + 10; | |
9327 | else if (c >= 'A' && c <= 'F') | |
9328 | digit = c - 'A' + 10; | |
9329 | else | |
9330 | break; | |
9331 | value = 16 * value + digit; | |
9332 | } | |
9333 | } | |
9334 | else if (isdigit (c)) | |
9335 | { | |
9336 | value = c - '0'; | |
3cf3436e JR |
9337 | while (*s < end |
9338 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9339 | value = 8 * value + c - '0'; |
9340 | } | |
9341 | } | |
9342 | else | |
9343 | { | |
9344 | value = c - '0'; | |
3cf3436e JR |
9345 | while (*s < end |
9346 | && (c = *(*s)++, isdigit (c))) | |
6fc2811b JR |
9347 | value = 10 * value + c - '0'; |
9348 | } | |
9349 | ||
3cf3436e JR |
9350 | if (*s < end) |
9351 | *s = *s - 1; | |
6fc2811b JR |
9352 | *ival = value; |
9353 | c = XBM_TK_NUMBER; | |
9354 | } | |
9355 | else if (isalpha (c) || c == '_') | |
9356 | { | |
9357 | *sval++ = c; | |
3cf3436e JR |
9358 | while (*s < end |
9359 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
6fc2811b JR |
9360 | *sval++ = c; |
9361 | *sval = 0; | |
3cf3436e JR |
9362 | if (*s < end) |
9363 | *s = *s - 1; | |
6fc2811b JR |
9364 | c = XBM_TK_IDENT; |
9365 | } | |
3cf3436e JR |
9366 | else if (c == '/' && **s == '*') |
9367 | { | |
9368 | /* C-style comment. */ | |
9369 | ++*s; | |
9370 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
9371 | ++*s; | |
9372 | if (**s) | |
9373 | { | |
9374 | *s += 2; | |
9375 | goto loop; | |
9376 | } | |
9377 | } | |
6fc2811b JR |
9378 | |
9379 | return c; | |
9380 | } | |
9381 | ||
9382 | ||
9383 | /* Replacement for XReadBitmapFileData which isn't available under old | |
3cf3436e JR |
9384 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
9385 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
9386 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
9387 | Value is non-zero if successful. DATA null means just test if | |
9388 | CONTENTS looks like an in-memory XBM file. */ | |
6fc2811b JR |
9389 | |
9390 | static int | |
3cf3436e JR |
9391 | xbm_read_bitmap_data (contents, end, width, height, data) |
9392 | char *contents, *end; | |
6fc2811b JR |
9393 | int *width, *height; |
9394 | unsigned char **data; | |
9395 | { | |
3cf3436e | 9396 | char *s = contents; |
6fc2811b JR |
9397 | char buffer[BUFSIZ]; |
9398 | int padding_p = 0; | |
9399 | int v10 = 0; | |
9400 | int bytes_per_line, i, nbytes; | |
9401 | unsigned char *p; | |
9402 | int value; | |
9403 | int LA1; | |
9404 | ||
9405 | #define match() \ | |
3cf3436e | 9406 | LA1 = xbm_scan (contents, end, buffer, &value) |
6fc2811b JR |
9407 | |
9408 | #define expect(TOKEN) \ | |
9409 | if (LA1 != (TOKEN)) \ | |
9410 | goto failure; \ | |
9411 | else \ | |
9412 | match () | |
9413 | ||
9414 | #define expect_ident(IDENT) \ | |
9415 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
9416 | match (); \ | |
9417 | else \ | |
9418 | goto failure | |
9419 | ||
6fc2811b | 9420 | *width = *height = -1; |
3cf3436e JR |
9421 | if (data) |
9422 | *data = NULL; | |
9423 | LA1 = xbm_scan (&s, end, buffer, &value); | |
6fc2811b JR |
9424 | |
9425 | /* Parse defines for width, height and hot-spots. */ | |
9426 | while (LA1 == '#') | |
9427 | { | |
9428 | match (); | |
9429 | expect_ident ("define"); | |
9430 | expect (XBM_TK_IDENT); | |
9431 | ||
9432 | if (LA1 == XBM_TK_NUMBER); | |
9433 | { | |
9434 | char *p = strrchr (buffer, '_'); | |
9435 | p = p ? p + 1 : buffer; | |
9436 | if (strcmp (p, "width") == 0) | |
9437 | *width = value; | |
9438 | else if (strcmp (p, "height") == 0) | |
9439 | *height = value; | |
9440 | } | |
9441 | expect (XBM_TK_NUMBER); | |
9442 | } | |
9443 | ||
9444 | if (*width < 0 || *height < 0) | |
9445 | goto failure; | |
3cf3436e JR |
9446 | else if (data == NULL) |
9447 | goto success; | |
6fc2811b JR |
9448 | |
9449 | /* Parse bits. Must start with `static'. */ | |
9450 | expect_ident ("static"); | |
9451 | if (LA1 == XBM_TK_IDENT) | |
9452 | { | |
9453 | if (strcmp (buffer, "unsigned") == 0) | |
9454 | { | |
9455 | match (); | |
9456 | expect_ident ("char"); | |
9457 | } | |
9458 | else if (strcmp (buffer, "short") == 0) | |
9459 | { | |
9460 | match (); | |
9461 | v10 = 1; | |
9462 | if (*width % 16 && *width % 16 < 9) | |
9463 | padding_p = 1; | |
9464 | } | |
9465 | else if (strcmp (buffer, "char") == 0) | |
9466 | match (); | |
9467 | else | |
9468 | goto failure; | |
9469 | } | |
9470 | else | |
9471 | goto failure; | |
9472 | ||
9473 | expect (XBM_TK_IDENT); | |
9474 | expect ('['); | |
9475 | expect (']'); | |
9476 | expect ('='); | |
9477 | expect ('{'); | |
9478 | ||
9479 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
9480 | nbytes = bytes_per_line * *height; | |
9481 | p = *data = (char *) xmalloc (nbytes); | |
9482 | ||
9483 | if (v10) | |
9484 | { | |
9485 | ||
9486 | for (i = 0; i < nbytes; i += 2) | |
9487 | { | |
9488 | int val = value; | |
9489 | expect (XBM_TK_NUMBER); | |
9490 | ||
9491 | *p++ = val; | |
9492 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
9493 | *p++ = value >> 8; | |
9494 | ||
9495 | if (LA1 == ',' || LA1 == '}') | |
9496 | match (); | |
9497 | else | |
9498 | goto failure; | |
9499 | } | |
9500 | } | |
9501 | else | |
9502 | { | |
9503 | for (i = 0; i < nbytes; ++i) | |
9504 | { | |
9505 | int val = value; | |
9506 | expect (XBM_TK_NUMBER); | |
9507 | ||
9508 | *p++ = val; | |
9509 | ||
9510 | if (LA1 == ',' || LA1 == '}') | |
9511 | match (); | |
9512 | else | |
9513 | goto failure; | |
9514 | } | |
9515 | } | |
9516 | ||
3cf3436e | 9517 | success: |
6fc2811b JR |
9518 | return 1; |
9519 | ||
9520 | failure: | |
3cf3436e JR |
9521 | |
9522 | if (data && *data) | |
6fc2811b JR |
9523 | { |
9524 | xfree (*data); | |
9525 | *data = NULL; | |
9526 | } | |
9527 | return 0; | |
9528 | ||
9529 | #undef match | |
9530 | #undef expect | |
9531 | #undef expect_ident | |
9532 | } | |
9533 | ||
9534 | ||
3cf3436e JR |
9535 | /* Load XBM image IMG which will be displayed on frame F from buffer |
9536 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
9537 | successful. */ | |
6fc2811b JR |
9538 | |
9539 | static int | |
3cf3436e | 9540 | xbm_load_image (f, img, contents, end) |
6fc2811b JR |
9541 | struct frame *f; |
9542 | struct image *img; | |
3cf3436e | 9543 | char *contents, *end; |
6fc2811b JR |
9544 | { |
9545 | int rc; | |
9546 | unsigned char *data; | |
9547 | int success_p = 0; | |
6fc2811b | 9548 | |
3cf3436e | 9549 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
6fc2811b JR |
9550 | if (rc) |
9551 | { | |
9552 | int depth = one_w32_display_info.n_cbits; | |
9553 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
9554 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
9555 | Lisp_Object value; | |
9556 | ||
9557 | xassert (img->width > 0 && img->height > 0); | |
9558 | ||
9559 | /* Get foreground and background colors, maybe allocate colors. */ | |
9560 | value = image_spec_value (img->spec, QCforeground, NULL); | |
9561 | if (!NILP (value)) | |
9562 | foreground = x_alloc_image_color (f, img, value, foreground); | |
6fc2811b JR |
9563 | value = image_spec_value (img->spec, QCbackground, NULL); |
9564 | if (!NILP (value)) | |
a05e2bae JR |
9565 | { |
9566 | background = x_alloc_image_color (f, img, value, background); | |
9567 | img->background = background; | |
9568 | img->background_valid = 1; | |
9569 | } | |
9570 | ||
767b1ff0 | 9571 | #if 0 /* TODO : Port image display to W32 */ |
6fc2811b JR |
9572 | img->pixmap |
9573 | = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f), | |
9574 | FRAME_W32_WINDOW (f), | |
9575 | data, | |
9576 | img->width, img->height, | |
9577 | foreground, background, | |
9578 | depth); | |
a05e2bae | 9579 | #endif |
6fc2811b JR |
9580 | xfree (data); |
9581 | ||
9582 | if (img->pixmap == 0) | |
9583 | { | |
9584 | x_clear_image (f, img); | |
3cf3436e | 9585 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
6fc2811b JR |
9586 | } |
9587 | else | |
9588 | success_p = 1; | |
6fc2811b JR |
9589 | } |
9590 | else | |
9591 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
9592 | ||
6fc2811b JR |
9593 | return success_p; |
9594 | } | |
9595 | ||
9596 | ||
3cf3436e JR |
9597 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
9598 | ||
9599 | static int | |
9600 | xbm_file_p (data) | |
9601 | Lisp_Object data; | |
9602 | { | |
9603 | int w, h; | |
9604 | return (STRINGP (data) | |
9605 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
9606 | (XSTRING (data)->data | |
9607 | + STRING_BYTES (XSTRING (data))), | |
9608 | &w, &h, NULL)); | |
9609 | } | |
9610 | ||
9611 | ||
6fc2811b JR |
9612 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
9613 | non-zero if successful. */ | |
9614 | ||
9615 | static int | |
9616 | xbm_load (f, img) | |
9617 | struct frame *f; | |
9618 | struct image *img; | |
9619 | { | |
9620 | int success_p = 0; | |
9621 | Lisp_Object file_name; | |
9622 | ||
9623 | xassert (xbm_image_p (img->spec)); | |
9624 | ||
9625 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
9626 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
9627 | if (STRINGP (file_name)) | |
3cf3436e JR |
9628 | { |
9629 | Lisp_Object file; | |
9630 | char *contents; | |
9631 | int size; | |
9632 | struct gcpro gcpro1; | |
9633 | ||
9634 | file = x_find_image_file (file_name); | |
9635 | GCPRO1 (file); | |
9636 | if (!STRINGP (file)) | |
9637 | { | |
9638 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
9639 | UNGCPRO; | |
9640 | return 0; | |
9641 | } | |
9642 | ||
9643 | contents = slurp_file (XSTRING (file)->data, &size); | |
9644 | if (contents == NULL) | |
9645 | { | |
9646 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
9647 | UNGCPRO; | |
9648 | return 0; | |
9649 | } | |
9650 | ||
9651 | success_p = xbm_load_image (f, img, contents, contents + size); | |
9652 | UNGCPRO; | |
9653 | } | |
6fc2811b JR |
9654 | else |
9655 | { | |
9656 | struct image_keyword fmt[XBM_LAST]; | |
9657 | Lisp_Object data; | |
9658 | int depth; | |
9659 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
9660 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
9661 | char *bits; | |
9662 | int parsed_p; | |
3cf3436e JR |
9663 | int in_memory_file_p = 0; |
9664 | ||
9665 | /* See if data looks like an in-memory XBM file. */ | |
9666 | data = image_spec_value (img->spec, QCdata, NULL); | |
9667 | in_memory_file_p = xbm_file_p (data); | |
6fc2811b JR |
9668 | |
9669 | /* Parse the list specification. */ | |
9670 | bcopy (xbm_format, fmt, sizeof fmt); | |
9671 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); | |
9672 | xassert (parsed_p); | |
9673 | ||
9674 | /* Get specified width, and height. */ | |
3cf3436e JR |
9675 | if (!in_memory_file_p) |
9676 | { | |
9677 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
9678 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
9679 | xassert (img->width > 0 && img->height > 0); | |
9680 | } | |
6fc2811b | 9681 | /* Get foreground and background colors, maybe allocate colors. */ |
3cf3436e JR |
9682 | if (fmt[XBM_FOREGROUND].count |
9683 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
6fc2811b JR |
9684 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
9685 | foreground); | |
3cf3436e JR |
9686 | if (fmt[XBM_BACKGROUND].count |
9687 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
6fc2811b JR |
9688 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
9689 | background); | |
9690 | ||
3cf3436e JR |
9691 | if (in_memory_file_p) |
9692 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
9693 | (XSTRING (data)->data | |
9694 | + STRING_BYTES (XSTRING (data)))); | |
9695 | else | |
6fc2811b | 9696 | { |
3cf3436e JR |
9697 | if (VECTORP (data)) |
9698 | { | |
9699 | int i; | |
9700 | char *p; | |
9701 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
6fc2811b | 9702 | |
3cf3436e JR |
9703 | p = bits = (char *) alloca (nbytes * img->height); |
9704 | for (i = 0; i < img->height; ++i, p += nbytes) | |
9705 | { | |
9706 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
9707 | if (STRINGP (line)) | |
9708 | bcopy (XSTRING (line)->data, p, nbytes); | |
9709 | else | |
9710 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
9711 | } | |
9712 | } | |
9713 | else if (STRINGP (data)) | |
9714 | bits = XSTRING (data)->data; | |
9715 | else | |
9716 | bits = XBOOL_VECTOR (data)->data; | |
9717 | #ifdef TODO /* image support. */ | |
9718 | /* Create the pixmap. */ | |
a05e2bae | 9719 | depth = one_w32_display_info.n_cbits; |
3cf3436e JR |
9720 | img->pixmap |
9721 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
9722 | FRAME_X_WINDOW (f), | |
9723 | bits, | |
9724 | img->width, img->height, | |
9725 | foreground, background, | |
9726 | depth); | |
9727 | #endif | |
9728 | if (img->pixmap) | |
9729 | success_p = 1; | |
9730 | else | |
6fc2811b | 9731 | { |
3cf3436e JR |
9732 | image_error ("Unable to create pixmap for XBM image `%s'", |
9733 | img->spec, Qnil); | |
9734 | x_clear_image (f, img); | |
6fc2811b JR |
9735 | } |
9736 | } | |
6fc2811b JR |
9737 | } |
9738 | ||
9739 | return success_p; | |
9740 | } | |
9741 | ||
9742 | ||
9743 | \f | |
9744 | /*********************************************************************** | |
9745 | XPM images | |
9746 | ***********************************************************************/ | |
9747 | ||
9748 | #if HAVE_XPM | |
9749 | ||
9750 | static int xpm_image_p P_ ((Lisp_Object object)); | |
9751 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
9752 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
9753 | ||
9754 | #include "X11/xpm.h" | |
9755 | ||
9756 | /* The symbol `xpm' identifying XPM-format images. */ | |
9757 | ||
9758 | Lisp_Object Qxpm; | |
9759 | ||
9760 | /* Indices of image specification fields in xpm_format, below. */ | |
9761 | ||
9762 | enum xpm_keyword_index | |
9763 | { | |
9764 | XPM_TYPE, | |
9765 | XPM_FILE, | |
9766 | XPM_DATA, | |
9767 | XPM_ASCENT, | |
9768 | XPM_MARGIN, | |
9769 | XPM_RELIEF, | |
9770 | XPM_ALGORITHM, | |
9771 | XPM_HEURISTIC_MASK, | |
a05e2bae | 9772 | XPM_MASK, |
6fc2811b | 9773 | XPM_COLOR_SYMBOLS, |
a05e2bae | 9774 | XPM_BACKGROUND, |
6fc2811b JR |
9775 | XPM_LAST |
9776 | }; | |
9777 | ||
9778 | /* Vector of image_keyword structures describing the format | |
9779 | of valid XPM image specifications. */ | |
9780 | ||
9781 | static struct image_keyword xpm_format[XPM_LAST] = | |
9782 | { | |
9783 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9784 | {":file", IMAGE_STRING_VALUE, 0}, | |
9785 | {":data", IMAGE_STRING_VALUE, 0}, | |
9786 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 9787 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 9788 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 9789 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 9790 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
9791 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9792 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9793 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
9794 | }; |
9795 | ||
9796 | /* Structure describing the image type XBM. */ | |
9797 | ||
9798 | static struct image_type xpm_type = | |
9799 | { | |
9800 | &Qxpm, | |
9801 | xpm_image_p, | |
9802 | xpm_load, | |
9803 | x_clear_image, | |
9804 | NULL | |
9805 | }; | |
9806 | ||
9807 | ||
9808 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list | |
9809 | for XPM images. Such a list must consist of conses whose car and | |
9810 | cdr are strings. */ | |
9811 | ||
9812 | static int | |
9813 | xpm_valid_color_symbols_p (color_symbols) | |
9814 | Lisp_Object color_symbols; | |
9815 | { | |
9816 | while (CONSP (color_symbols)) | |
9817 | { | |
9818 | Lisp_Object sym = XCAR (color_symbols); | |
9819 | if (!CONSP (sym) | |
9820 | || !STRINGP (XCAR (sym)) | |
9821 | || !STRINGP (XCDR (sym))) | |
9822 | break; | |
9823 | color_symbols = XCDR (color_symbols); | |
9824 | } | |
9825 | ||
9826 | return NILP (color_symbols); | |
9827 | } | |
9828 | ||
9829 | ||
9830 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
9831 | ||
9832 | static int | |
9833 | xpm_image_p (object) | |
9834 | Lisp_Object object; | |
9835 | { | |
9836 | struct image_keyword fmt[XPM_LAST]; | |
9837 | bcopy (xpm_format, fmt, sizeof fmt); | |
9838 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) | |
9839 | /* Either `:file' or `:data' must be present. */ | |
9840 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
9841 | /* Either no `:color-symbols' or it's a list of conses | |
9842 | whose car and cdr are strings. */ | |
9843 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
9844 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)) | |
9845 | && (fmt[XPM_ASCENT].count == 0 | |
9846 | || XFASTINT (fmt[XPM_ASCENT].value) < 100)); | |
9847 | } | |
9848 | ||
9849 | ||
9850 | /* Load image IMG which will be displayed on frame F. Value is | |
9851 | non-zero if successful. */ | |
9852 | ||
9853 | static int | |
9854 | xpm_load (f, img) | |
9855 | struct frame *f; | |
9856 | struct image *img; | |
9857 | { | |
9858 | int rc, i; | |
9859 | XpmAttributes attrs; | |
9860 | Lisp_Object specified_file, color_symbols; | |
9861 | ||
9862 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
9863 | close colors. Return colors allocated. */ | |
9864 | bzero (&attrs, sizeof attrs); | |
dfff8a69 JR |
9865 | attrs.visual = FRAME_X_VISUAL (f); |
9866 | attrs.colormap = FRAME_X_COLORMAP (f); | |
6fc2811b | 9867 | attrs.valuemask |= XpmVisual; |
dfff8a69 | 9868 | attrs.valuemask |= XpmColormap; |
6fc2811b | 9869 | attrs.valuemask |= XpmReturnAllocPixels; |
dfff8a69 | 9870 | #ifdef XpmAllocCloseColors |
6fc2811b JR |
9871 | attrs.alloc_close_colors = 1; |
9872 | attrs.valuemask |= XpmAllocCloseColors; | |
dfff8a69 JR |
9873 | #else |
9874 | attrs.closeness = 600; | |
9875 | attrs.valuemask |= XpmCloseness; | |
9876 | #endif | |
6fc2811b JR |
9877 | |
9878 | /* If image specification contains symbolic color definitions, add | |
9879 | these to `attrs'. */ | |
9880 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
9881 | if (CONSP (color_symbols)) | |
9882 | { | |
9883 | Lisp_Object tail; | |
9884 | XpmColorSymbol *xpm_syms; | |
9885 | int i, size; | |
9886 | ||
9887 | attrs.valuemask |= XpmColorSymbols; | |
9888 | ||
9889 | /* Count number of symbols. */ | |
9890 | attrs.numsymbols = 0; | |
9891 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
9892 | ++attrs.numsymbols; | |
9893 | ||
9894 | /* Allocate an XpmColorSymbol array. */ | |
9895 | size = attrs.numsymbols * sizeof *xpm_syms; | |
9896 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
9897 | bzero (xpm_syms, size); | |
9898 | attrs.colorsymbols = xpm_syms; | |
9899 | ||
9900 | /* Fill the color symbol array. */ | |
9901 | for (tail = color_symbols, i = 0; | |
9902 | CONSP (tail); | |
9903 | ++i, tail = XCDR (tail)) | |
9904 | { | |
9905 | Lisp_Object name = XCAR (XCAR (tail)); | |
9906 | Lisp_Object color = XCDR (XCAR (tail)); | |
9907 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
9908 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
9909 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
9910 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
9911 | } | |
9912 | } | |
9913 | ||
9914 | /* Create a pixmap for the image, either from a file, or from a | |
9915 | string buffer containing data in the same format as an XPM file. */ | |
9916 | BLOCK_INPUT; | |
9917 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
9918 | if (STRINGP (specified_file)) | |
9919 | { | |
9920 | Lisp_Object file = x_find_image_file (specified_file); | |
9921 | if (!STRINGP (file)) | |
9922 | { | |
9923 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
9924 | UNBLOCK_INPUT; | |
9925 | return 0; | |
9926 | } | |
9927 | ||
9928 | rc = XpmReadFileToPixmap (NULL, FRAME_W32_WINDOW (f), | |
9929 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
9930 | &attrs); | |
9931 | } | |
9932 | else | |
9933 | { | |
9934 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
9935 | rc = XpmCreatePixmapFromBuffer (NULL, FRAME_W32_WINDOW (f), | |
9936 | XSTRING (buffer)->data, | |
9937 | &img->pixmap, &img->mask, | |
9938 | &attrs); | |
9939 | } | |
9940 | UNBLOCK_INPUT; | |
9941 | ||
9942 | if (rc == XpmSuccess) | |
9943 | { | |
9944 | /* Remember allocated colors. */ | |
9945 | img->ncolors = attrs.nalloc_pixels; | |
9946 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
9947 | * sizeof *img->colors); | |
9948 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
9949 | img->colors[i] = attrs.alloc_pixels[i]; | |
9950 | ||
9951 | img->width = attrs.width; | |
9952 | img->height = attrs.height; | |
9953 | xassert (img->width > 0 && img->height > 0); | |
9954 | ||
9955 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
9956 | BLOCK_INPUT; | |
9957 | XpmFreeAttributes (&attrs); | |
9958 | UNBLOCK_INPUT; | |
9959 | } | |
9960 | else | |
9961 | { | |
9962 | switch (rc) | |
9963 | { | |
9964 | case XpmOpenFailed: | |
9965 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
9966 | break; | |
9967 | ||
9968 | case XpmFileInvalid: | |
9969 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
9970 | break; | |
9971 | ||
9972 | case XpmNoMemory: | |
9973 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
9974 | break; | |
9975 | ||
9976 | case XpmColorFailed: | |
9977 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
9978 | break; | |
9979 | ||
9980 | default: | |
9981 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
9982 | break; | |
9983 | } | |
9984 | } | |
9985 | ||
9986 | return rc == XpmSuccess; | |
9987 | } | |
9988 | ||
9989 | #endif /* HAVE_XPM != 0 */ | |
9990 | ||
9991 | \f | |
767b1ff0 | 9992 | #if 0 /* TODO : Color tables on W32. */ |
6fc2811b JR |
9993 | /*********************************************************************** |
9994 | Color table | |
9995 | ***********************************************************************/ | |
9996 | ||
9997 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
9998 | ||
9999 | struct ct_color | |
10000 | { | |
10001 | int r, g, b; | |
10002 | unsigned long pixel; | |
10003 | ||
10004 | /* Next in color table collision list. */ | |
10005 | struct ct_color *next; | |
10006 | }; | |
10007 | ||
10008 | /* The bucket vector size to use. Must be prime. */ | |
10009 | ||
10010 | #define CT_SIZE 101 | |
10011 | ||
10012 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
10013 | ||
10014 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
10015 | ||
10016 | /* The color hash table. */ | |
10017 | ||
10018 | struct ct_color **ct_table; | |
10019 | ||
10020 | /* Number of entries in the color table. */ | |
10021 | ||
10022 | int ct_colors_allocated; | |
10023 | ||
10024 | /* Function prototypes. */ | |
10025 | ||
10026 | static void init_color_table P_ ((void)); | |
10027 | static void free_color_table P_ ((void)); | |
10028 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
10029 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
10030 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
10031 | ||
10032 | ||
10033 | /* Initialize the color table. */ | |
10034 | ||
10035 | static void | |
10036 | init_color_table () | |
10037 | { | |
10038 | int size = CT_SIZE * sizeof (*ct_table); | |
10039 | ct_table = (struct ct_color **) xmalloc (size); | |
10040 | bzero (ct_table, size); | |
10041 | ct_colors_allocated = 0; | |
10042 | } | |
10043 | ||
10044 | ||
10045 | /* Free memory associated with the color table. */ | |
10046 | ||
10047 | static void | |
10048 | free_color_table () | |
10049 | { | |
10050 | int i; | |
10051 | struct ct_color *p, *next; | |
10052 | ||
10053 | for (i = 0; i < CT_SIZE; ++i) | |
10054 | for (p = ct_table[i]; p; p = next) | |
10055 | { | |
10056 | next = p->next; | |
10057 | xfree (p); | |
10058 | } | |
10059 | ||
10060 | xfree (ct_table); | |
10061 | ct_table = NULL; | |
10062 | } | |
10063 | ||
10064 | ||
10065 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
10066 | entry for that color already is in the color table, return the | |
10067 | pixel color of that entry. Otherwise, allocate a new color for R, | |
10068 | G, B, and make an entry in the color table. */ | |
10069 | ||
10070 | static unsigned long | |
10071 | lookup_rgb_color (f, r, g, b) | |
10072 | struct frame *f; | |
10073 | int r, g, b; | |
10074 | { | |
10075 | unsigned hash = CT_HASH_RGB (r, g, b); | |
10076 | int i = hash % CT_SIZE; | |
10077 | struct ct_color *p; | |
10078 | ||
10079 | for (p = ct_table[i]; p; p = p->next) | |
10080 | if (p->r == r && p->g == g && p->b == b) | |
10081 | break; | |
10082 | ||
10083 | if (p == NULL) | |
10084 | { | |
10085 | COLORREF color; | |
10086 | Colormap cmap; | |
10087 | int rc; | |
10088 | ||
10089 | color = PALETTERGB (r, g, b); | |
10090 | ||
10091 | ++ct_colors_allocated; | |
10092 | ||
10093 | p = (struct ct_color *) xmalloc (sizeof *p); | |
10094 | p->r = r; | |
10095 | p->g = g; | |
10096 | p->b = b; | |
10097 | p->pixel = color; | |
10098 | p->next = ct_table[i]; | |
10099 | ct_table[i] = p; | |
10100 | } | |
10101 | ||
10102 | return p->pixel; | |
10103 | } | |
10104 | ||
10105 | ||
10106 | /* Look up pixel color PIXEL which is used on frame F in the color | |
10107 | table. If not already present, allocate it. Value is PIXEL. */ | |
10108 | ||
10109 | static unsigned long | |
10110 | lookup_pixel_color (f, pixel) | |
10111 | struct frame *f; | |
10112 | unsigned long pixel; | |
10113 | { | |
10114 | int i = pixel % CT_SIZE; | |
10115 | struct ct_color *p; | |
10116 | ||
10117 | for (p = ct_table[i]; p; p = p->next) | |
10118 | if (p->pixel == pixel) | |
10119 | break; | |
10120 | ||
10121 | if (p == NULL) | |
10122 | { | |
10123 | XColor color; | |
10124 | Colormap cmap; | |
10125 | int rc; | |
10126 | ||
10127 | BLOCK_INPUT; | |
10128 | ||
10129 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
10130 | color.pixel = pixel; | |
10131 | XQueryColor (NULL, cmap, &color); | |
10132 | rc = x_alloc_nearest_color (f, cmap, &color); | |
10133 | UNBLOCK_INPUT; | |
10134 | ||
10135 | if (rc) | |
10136 | { | |
10137 | ++ct_colors_allocated; | |
10138 | ||
10139 | p = (struct ct_color *) xmalloc (sizeof *p); | |
10140 | p->r = color.red; | |
10141 | p->g = color.green; | |
10142 | p->b = color.blue; | |
10143 | p->pixel = pixel; | |
10144 | p->next = ct_table[i]; | |
10145 | ct_table[i] = p; | |
10146 | } | |
10147 | else | |
10148 | return FRAME_FOREGROUND_PIXEL (f); | |
10149 | } | |
10150 | return p->pixel; | |
10151 | } | |
10152 | ||
10153 | ||
10154 | /* Value is a vector of all pixel colors contained in the color table, | |
10155 | allocated via xmalloc. Set *N to the number of colors. */ | |
10156 | ||
10157 | static unsigned long * | |
10158 | colors_in_color_table (n) | |
10159 | int *n; | |
10160 | { | |
10161 | int i, j; | |
10162 | struct ct_color *p; | |
10163 | unsigned long *colors; | |
10164 | ||
10165 | if (ct_colors_allocated == 0) | |
10166 | { | |
10167 | *n = 0; | |
10168 | colors = NULL; | |
10169 | } | |
10170 | else | |
10171 | { | |
10172 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
10173 | * sizeof *colors); | |
10174 | *n = ct_colors_allocated; | |
10175 | ||
10176 | for (i = j = 0; i < CT_SIZE; ++i) | |
10177 | for (p = ct_table[i]; p; p = p->next) | |
10178 | colors[j++] = p->pixel; | |
10179 | } | |
10180 | ||
10181 | return colors; | |
10182 | } | |
10183 | ||
767b1ff0 | 10184 | #endif /* TODO */ |
6fc2811b JR |
10185 | |
10186 | \f | |
10187 | /*********************************************************************** | |
10188 | Algorithms | |
10189 | ***********************************************************************/ | |
3cf3436e JR |
10190 | #if 0 /* TODO: image support. */ |
10191 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); | |
10192 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
10193 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
10194 | ||
10195 | /* Non-zero means draw a cross on images having `:conversion | |
10196 | disabled'. */ | |
6fc2811b | 10197 | |
3cf3436e | 10198 | int cross_disabled_images; |
6fc2811b | 10199 | |
3cf3436e JR |
10200 | /* Edge detection matrices for different edge-detection |
10201 | strategies. */ | |
6fc2811b | 10202 | |
3cf3436e JR |
10203 | static int emboss_matrix[9] = { |
10204 | /* x - 1 x x + 1 */ | |
10205 | 2, -1, 0, /* y - 1 */ | |
10206 | -1, 0, 1, /* y */ | |
10207 | 0, 1, -2 /* y + 1 */ | |
10208 | }; | |
10209 | ||
10210 | static int laplace_matrix[9] = { | |
10211 | /* x - 1 x x + 1 */ | |
10212 | 1, 0, 0, /* y - 1 */ | |
10213 | 0, 0, 0, /* y */ | |
10214 | 0, 0, -1 /* y + 1 */ | |
10215 | }; | |
10216 | ||
10217 | /* Value is the intensity of the color whose red/green/blue values | |
10218 | are R, G, and B. */ | |
10219 | ||
10220 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
10221 | ||
10222 | ||
10223 | /* On frame F, return an array of XColor structures describing image | |
10224 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
10225 | non-zero means also fill the red/green/blue members of the XColor | |
10226 | structures. Value is a pointer to the array of XColors structures, | |
10227 | allocated with xmalloc; it must be freed by the caller. */ | |
10228 | ||
10229 | static XColor * | |
10230 | x_to_xcolors (f, img, rgb_p) | |
10231 | struct frame *f; | |
10232 | struct image *img; | |
10233 | int rgb_p; | |
10234 | { | |
10235 | int x, y; | |
10236 | XColor *colors, *p; | |
10237 | XImage *ximg; | |
10238 | ||
10239 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); | |
10240 | ||
10241 | /* Get the X image IMG->pixmap. */ | |
10242 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
10243 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
10244 | ||
10245 | /* Fill the `pixel' members of the XColor array. I wished there | |
10246 | were an easy and portable way to circumvent XGetPixel. */ | |
10247 | p = colors; | |
10248 | for (y = 0; y < img->height; ++y) | |
10249 | { | |
10250 | XColor *row = p; | |
10251 | ||
10252 | for (x = 0; x < img->width; ++x, ++p) | |
10253 | p->pixel = XGetPixel (ximg, x, y); | |
10254 | ||
10255 | if (rgb_p) | |
10256 | x_query_colors (f, row, img->width); | |
10257 | } | |
10258 | ||
10259 | XDestroyImage (ximg); | |
10260 | return colors; | |
10261 | } | |
10262 | ||
10263 | ||
10264 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose | |
10265 | RGB members are set. F is the frame on which this all happens. | |
10266 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
6fc2811b JR |
10267 | |
10268 | static void | |
3cf3436e | 10269 | x_from_xcolors (f, img, colors) |
6fc2811b | 10270 | struct frame *f; |
3cf3436e | 10271 | struct image *img; |
6fc2811b | 10272 | XColor *colors; |
6fc2811b | 10273 | { |
3cf3436e JR |
10274 | int x, y; |
10275 | XImage *oimg; | |
10276 | Pixmap pixmap; | |
10277 | XColor *p; | |
10278 | ||
10279 | init_color_table (); | |
10280 | ||
10281 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, | |
10282 | &oimg, &pixmap); | |
10283 | p = colors; | |
10284 | for (y = 0; y < img->height; ++y) | |
10285 | for (x = 0; x < img->width; ++x, ++p) | |
10286 | { | |
10287 | unsigned long pixel; | |
10288 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
10289 | XPutPixel (oimg, x, y, pixel); | |
10290 | } | |
6fc2811b | 10291 | |
3cf3436e JR |
10292 | xfree (colors); |
10293 | x_clear_image_1 (f, img, 1, 0, 1); | |
6fc2811b | 10294 | |
3cf3436e JR |
10295 | x_put_x_image (f, oimg, pixmap, img->width, img->height); |
10296 | x_destroy_x_image (oimg); | |
10297 | img->pixmap = pixmap; | |
10298 | img->colors = colors_in_color_table (&img->ncolors); | |
10299 | free_color_table (); | |
6fc2811b JR |
10300 | } |
10301 | ||
10302 | ||
3cf3436e JR |
10303 | /* On frame F, perform edge-detection on image IMG. |
10304 | ||
10305 | MATRIX is a nine-element array specifying the transformation | |
10306 | matrix. See emboss_matrix for an example. | |
10307 | ||
10308 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
10309 | outgoing image. */ | |
6fc2811b JR |
10310 | |
10311 | static void | |
3cf3436e | 10312 | x_detect_edges (f, img, matrix, color_adjust) |
6fc2811b | 10313 | struct frame *f; |
3cf3436e JR |
10314 | struct image *img; |
10315 | int matrix[9], color_adjust; | |
6fc2811b | 10316 | { |
3cf3436e JR |
10317 | XColor *colors = x_to_xcolors (f, img, 1); |
10318 | XColor *new, *p; | |
10319 | int x, y, i, sum; | |
10320 | ||
10321 | for (i = sum = 0; i < 9; ++i) | |
10322 | sum += abs (matrix[i]); | |
10323 | ||
10324 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) | |
10325 | ||
10326 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); | |
10327 | ||
10328 | for (y = 0; y < img->height; ++y) | |
10329 | { | |
10330 | p = COLOR (new, 0, y); | |
10331 | p->red = p->green = p->blue = 0xffff/2; | |
10332 | p = COLOR (new, img->width - 1, y); | |
10333 | p->red = p->green = p->blue = 0xffff/2; | |
10334 | } | |
6fc2811b | 10335 | |
3cf3436e JR |
10336 | for (x = 1; x < img->width - 1; ++x) |
10337 | { | |
10338 | p = COLOR (new, x, 0); | |
10339 | p->red = p->green = p->blue = 0xffff/2; | |
10340 | p = COLOR (new, x, img->height - 1); | |
10341 | p->red = p->green = p->blue = 0xffff/2; | |
10342 | } | |
10343 | ||
10344 | for (y = 1; y < img->height - 1; ++y) | |
10345 | { | |
10346 | p = COLOR (new, 1, y); | |
10347 | ||
10348 | for (x = 1; x < img->width - 1; ++x, ++p) | |
10349 | { | |
10350 | int r, g, b, y1, x1; | |
10351 | ||
10352 | r = g = b = i = 0; | |
10353 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
10354 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
10355 | if (matrix[i]) | |
10356 | { | |
10357 | XColor *t = COLOR (colors, x1, y1); | |
10358 | r += matrix[i] * t->red; | |
10359 | g += matrix[i] * t->green; | |
10360 | b += matrix[i] * t->blue; | |
10361 | } | |
10362 | ||
10363 | r = (r / sum + color_adjust) & 0xffff; | |
10364 | g = (g / sum + color_adjust) & 0xffff; | |
10365 | b = (b / sum + color_adjust) & 0xffff; | |
10366 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); | |
10367 | } | |
10368 | } | |
10369 | ||
10370 | xfree (colors); | |
10371 | x_from_xcolors (f, img, new); | |
10372 | ||
10373 | #undef COLOR | |
10374 | } | |
10375 | ||
10376 | ||
10377 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
10378 | on frame F. */ | |
10379 | ||
10380 | static void | |
10381 | x_emboss (f, img) | |
10382 | struct frame *f; | |
10383 | struct image *img; | |
10384 | { | |
10385 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
6fc2811b | 10386 | } |
3cf3436e | 10387 | |
6fc2811b JR |
10388 | |
10389 | /* Transform image IMG which is used on frame F with a Laplace | |
10390 | edge-detection algorithm. The result is an image that can be used | |
10391 | to draw disabled buttons, for example. */ | |
10392 | ||
10393 | static void | |
10394 | x_laplace (f, img) | |
10395 | struct frame *f; | |
10396 | struct image *img; | |
10397 | { | |
3cf3436e JR |
10398 | x_detect_edges (f, img, laplace_matrix, 45000); |
10399 | } | |
6fc2811b | 10400 | |
6fc2811b | 10401 | |
3cf3436e JR |
10402 | /* Perform edge-detection on image IMG on frame F, with specified |
10403 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
6fc2811b | 10404 | |
3cf3436e | 10405 | MATRIX must be either |
6fc2811b | 10406 | |
3cf3436e JR |
10407 | - a list of at least 9 numbers in row-major form |
10408 | - a vector of at least 9 numbers | |
6fc2811b | 10409 | |
3cf3436e JR |
10410 | COLOR_ADJUST nil means use a default; otherwise it must be a |
10411 | number. */ | |
6fc2811b | 10412 | |
3cf3436e JR |
10413 | static void |
10414 | x_edge_detection (f, img, matrix, color_adjust) | |
10415 | struct frame *f; | |
10416 | struct image *img; | |
10417 | Lisp_Object matrix, color_adjust; | |
10418 | { | |
10419 | int i = 0; | |
10420 | int trans[9]; | |
10421 | ||
10422 | if (CONSP (matrix)) | |
6fc2811b | 10423 | { |
3cf3436e JR |
10424 | for (i = 0; |
10425 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
10426 | ++i, matrix = XCDR (matrix)) | |
10427 | trans[i] = XFLOATINT (XCAR (matrix)); | |
10428 | } | |
10429 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
10430 | { | |
10431 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
10432 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
10433 | } | |
10434 | ||
10435 | if (NILP (color_adjust)) | |
10436 | color_adjust = make_number (0xffff / 2); | |
10437 | ||
10438 | if (i == 9 && NUMBERP (color_adjust)) | |
10439 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
10440 | } | |
10441 | ||
6fc2811b | 10442 | |
3cf3436e | 10443 | /* Transform image IMG on frame F so that it looks disabled. */ |
6fc2811b | 10444 | |
3cf3436e JR |
10445 | static void |
10446 | x_disable_image (f, img) | |
10447 | struct frame *f; | |
10448 | struct image *img; | |
10449 | { | |
10450 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
10451 | ||
10452 | if (dpyinfo->n_planes >= 2) | |
10453 | { | |
10454 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
10455 | drawing such images with a stipple can look very odd, so | |
10456 | we're using this method instead. */ | |
10457 | XColor *colors = x_to_xcolors (f, img, 1); | |
10458 | XColor *p, *end; | |
10459 | const int h = 15000; | |
10460 | const int l = 30000; | |
10461 | ||
10462 | for (p = colors, end = colors + img->width * img->height; | |
10463 | p < end; | |
10464 | ++p) | |
6fc2811b | 10465 | { |
3cf3436e JR |
10466 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); |
10467 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
10468 | p->red = p->green = p->blue = i2; | |
6fc2811b JR |
10469 | } |
10470 | ||
3cf3436e | 10471 | x_from_xcolors (f, img, colors); |
6fc2811b JR |
10472 | } |
10473 | ||
3cf3436e JR |
10474 | /* Draw a cross over the disabled image, if we must or if we |
10475 | should. */ | |
10476 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
10477 | { | |
10478 | Display *dpy = FRAME_X_DISPLAY (f); | |
10479 | GC gc; | |
6fc2811b | 10480 | |
3cf3436e JR |
10481 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
10482 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
10483 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
10484 | img->width - 1, img->height - 1); | |
10485 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
10486 | img->width - 1, 0); | |
10487 | XFreeGC (dpy, gc); | |
6fc2811b | 10488 | |
3cf3436e JR |
10489 | if (img->mask) |
10490 | { | |
10491 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
10492 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
10493 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
10494 | img->width - 1, img->height - 1); | |
10495 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
10496 | img->width - 1, 0); | |
10497 | XFreeGC (dpy, gc); | |
10498 | } | |
10499 | } | |
6fc2811b JR |
10500 | } |
10501 | ||
10502 | ||
10503 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
10504 | name of an image file, for error messages. HOW determines how to | |
10505 | determine the background color of IMG. If it is a list '(R G B)', | |
10506 | with R, G, and B being integers >= 0, take that as the color of the | |
10507 | background. Otherwise, determine the background color of IMG | |
10508 | heuristically. Value is non-zero if successful. */ | |
10509 | ||
10510 | static int | |
10511 | x_build_heuristic_mask (f, img, how) | |
10512 | struct frame *f; | |
10513 | struct image *img; | |
10514 | Lisp_Object how; | |
10515 | { | |
6fc2811b JR |
10516 | Display *dpy = FRAME_W32_DISPLAY (f); |
10517 | XImage *ximg, *mask_img; | |
a05e2bae JR |
10518 | int x, y, rc, use_img_background; |
10519 | unsigned long bg = 0; | |
10520 | ||
10521 | if (img->mask) | |
10522 | { | |
10523 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
10524 | img->mask = None; | |
10525 | img->background_transparent_valid = 0; | |
10526 | } | |
6fc2811b | 10527 | |
6fc2811b JR |
10528 | /* Create an image and pixmap serving as mask. */ |
10529 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, | |
10530 | &mask_img, &img->mask); | |
10531 | if (!rc) | |
a05e2bae | 10532 | return 0; |
6fc2811b JR |
10533 | |
10534 | /* Get the X image of IMG->pixmap. */ | |
10535 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
10536 | ~0, ZPixmap); | |
10537 | ||
10538 | /* Determine the background color of ximg. If HOW is `(R G B)' | |
a05e2bae JR |
10539 | take that as color. Otherwise, use the image's background color. */ |
10540 | use_img_background = 1; | |
6fc2811b JR |
10541 | |
10542 | if (CONSP (how)) | |
10543 | { | |
a05e2bae | 10544 | int rgb[3], i; |
6fc2811b | 10545 | |
a05e2bae | 10546 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
6fc2811b JR |
10547 | { |
10548 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
10549 | how = XCDR (how); | |
10550 | } | |
10551 | ||
10552 | if (i == 3 && NILP (how)) | |
10553 | { | |
10554 | char color_name[30]; | |
6fc2811b | 10555 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
a05e2bae JR |
10556 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
10557 | use_img_background = 0; | |
6fc2811b JR |
10558 | } |
10559 | } | |
10560 | ||
a05e2bae JR |
10561 | if (use_img_background) |
10562 | bg = four_corners_best (ximg, img->width, img->height); | |
6fc2811b JR |
10563 | |
10564 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
10565 | from the background color bg. */ | |
10566 | for (y = 0; y < img->height; ++y) | |
10567 | for (x = 0; x < img->width; ++x) | |
10568 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
10569 | ||
a05e2bae JR |
10570 | /* Fill in the background_transparent field while we have the mask handy. */ |
10571 | image_background_transparent (img, f, mask_img); | |
10572 | ||
6fc2811b JR |
10573 | /* Put mask_img into img->mask. */ |
10574 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
10575 | x_destroy_x_image (mask_img); | |
10576 | XDestroyImage (ximg); | |
6fc2811b JR |
10577 | |
10578 | return 1; | |
10579 | } | |
3cf3436e | 10580 | #endif /* TODO */ |
6fc2811b JR |
10581 | |
10582 | \f | |
10583 | /*********************************************************************** | |
10584 | PBM (mono, gray, color) | |
10585 | ***********************************************************************/ | |
10586 | #ifdef HAVE_PBM | |
10587 | ||
10588 | static int pbm_image_p P_ ((Lisp_Object object)); | |
10589 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
10590 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); | |
10591 | ||
10592 | /* The symbol `pbm' identifying images of this type. */ | |
10593 | ||
10594 | Lisp_Object Qpbm; | |
10595 | ||
10596 | /* Indices of image specification fields in gs_format, below. */ | |
10597 | ||
10598 | enum pbm_keyword_index | |
10599 | { | |
10600 | PBM_TYPE, | |
10601 | PBM_FILE, | |
10602 | PBM_DATA, | |
10603 | PBM_ASCENT, | |
10604 | PBM_MARGIN, | |
10605 | PBM_RELIEF, | |
10606 | PBM_ALGORITHM, | |
10607 | PBM_HEURISTIC_MASK, | |
a05e2bae JR |
10608 | PBM_MASK, |
10609 | PBM_FOREGROUND, | |
10610 | PBM_BACKGROUND, | |
6fc2811b JR |
10611 | PBM_LAST |
10612 | }; | |
10613 | ||
10614 | /* Vector of image_keyword structures describing the format | |
10615 | of valid user-defined image specifications. */ | |
10616 | ||
10617 | static struct image_keyword pbm_format[PBM_LAST] = | |
10618 | { | |
10619 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10620 | {":file", IMAGE_STRING_VALUE, 0}, | |
10621 | {":data", IMAGE_STRING_VALUE, 0}, | |
10622 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 10623 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 10624 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 10625 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
3cf3436e JR |
10626 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10627 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
10628 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
10629 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
10630 | }; |
10631 | ||
10632 | /* Structure describing the image type `pbm'. */ | |
10633 | ||
10634 | static struct image_type pbm_type = | |
10635 | { | |
10636 | &Qpbm, | |
10637 | pbm_image_p, | |
10638 | pbm_load, | |
10639 | x_clear_image, | |
10640 | NULL | |
10641 | }; | |
10642 | ||
10643 | ||
10644 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
10645 | ||
10646 | static int | |
10647 | pbm_image_p (object) | |
10648 | Lisp_Object object; | |
10649 | { | |
10650 | struct image_keyword fmt[PBM_LAST]; | |
10651 | ||
10652 | bcopy (pbm_format, fmt, sizeof fmt); | |
10653 | ||
10654 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm) | |
10655 | || (fmt[PBM_ASCENT].count | |
10656 | && XFASTINT (fmt[PBM_ASCENT].value) > 100)) | |
10657 | return 0; | |
10658 | ||
10659 | /* Must specify either :data or :file. */ | |
10660 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
10661 | } | |
10662 | ||
10663 | ||
10664 | /* Scan a decimal number from *S and return it. Advance *S while | |
10665 | reading the number. END is the end of the string. Value is -1 at | |
10666 | end of input. */ | |
10667 | ||
10668 | static int | |
10669 | pbm_scan_number (s, end) | |
10670 | unsigned char **s, *end; | |
10671 | { | |
10672 | int c, val = -1; | |
10673 | ||
10674 | while (*s < end) | |
10675 | { | |
10676 | /* Skip white-space. */ | |
10677 | while (*s < end && (c = *(*s)++, isspace (c))) | |
10678 | ; | |
10679 | ||
10680 | if (c == '#') | |
10681 | { | |
10682 | /* Skip comment to end of line. */ | |
10683 | while (*s < end && (c = *(*s)++, c != '\n')) | |
10684 | ; | |
10685 | } | |
10686 | else if (isdigit (c)) | |
10687 | { | |
10688 | /* Read decimal number. */ | |
10689 | val = c - '0'; | |
10690 | while (*s < end && (c = *(*s)++, isdigit (c))) | |
10691 | val = 10 * val + c - '0'; | |
10692 | break; | |
10693 | } | |
10694 | else | |
10695 | break; | |
10696 | } | |
10697 | ||
10698 | return val; | |
10699 | } | |
10700 | ||
10701 | ||
10702 | /* Read FILE into memory. Value is a pointer to a buffer allocated | |
10703 | with xmalloc holding FILE's contents. Value is null if an error | |
10704 | occured. *SIZE is set to the size of the file. */ | |
10705 | ||
10706 | static char * | |
10707 | pbm_read_file (file, size) | |
10708 | Lisp_Object file; | |
10709 | int *size; | |
10710 | { | |
10711 | FILE *fp = NULL; | |
10712 | char *buf = NULL; | |
10713 | struct stat st; | |
10714 | ||
10715 | if (stat (XSTRING (file)->data, &st) == 0 | |
10716 | && (fp = fopen (XSTRING (file)->data, "r")) != NULL | |
10717 | && (buf = (char *) xmalloc (st.st_size), | |
10718 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
10719 | { | |
10720 | *size = st.st_size; | |
10721 | fclose (fp); | |
10722 | } | |
10723 | else | |
10724 | { | |
10725 | if (fp) | |
10726 | fclose (fp); | |
10727 | if (buf) | |
10728 | { | |
10729 | xfree (buf); | |
10730 | buf = NULL; | |
10731 | } | |
10732 | } | |
10733 | ||
10734 | return buf; | |
10735 | } | |
10736 | ||
10737 | ||
10738 | /* Load PBM image IMG for use on frame F. */ | |
10739 | ||
10740 | static int | |
10741 | pbm_load (f, img) | |
10742 | struct frame *f; | |
10743 | struct image *img; | |
10744 | { | |
10745 | int raw_p, x, y; | |
10746 | int width, height, max_color_idx = 0; | |
10747 | XImage *ximg; | |
10748 | Lisp_Object file, specified_file; | |
10749 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
10750 | struct gcpro gcpro1; | |
10751 | unsigned char *contents = NULL; | |
10752 | unsigned char *end, *p; | |
10753 | int size; | |
10754 | ||
10755 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
10756 | file = Qnil; | |
10757 | GCPRO1 (file); | |
10758 | ||
10759 | if (STRINGP (specified_file)) | |
10760 | { | |
10761 | file = x_find_image_file (specified_file); | |
10762 | if (!STRINGP (file)) | |
10763 | { | |
10764 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
10765 | UNGCPRO; | |
10766 | return 0; | |
10767 | } | |
10768 | ||
3cf3436e | 10769 | contents = slurp_file (XSTRING (file)->data, &size); |
6fc2811b JR |
10770 | if (contents == NULL) |
10771 | { | |
10772 | image_error ("Error reading `%s'", file, Qnil); | |
10773 | UNGCPRO; | |
10774 | return 0; | |
10775 | } | |
10776 | ||
10777 | p = contents; | |
10778 | end = contents + size; | |
10779 | } | |
10780 | else | |
10781 | { | |
10782 | Lisp_Object data; | |
10783 | data = image_spec_value (img->spec, QCdata, NULL); | |
10784 | p = XSTRING (data)->data; | |
10785 | end = p + STRING_BYTES (XSTRING (data)); | |
10786 | } | |
10787 | ||
10788 | /* Check magic number. */ | |
10789 | if (end - p < 2 || *p++ != 'P') | |
10790 | { | |
10791 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
10792 | error: | |
10793 | xfree (contents); | |
10794 | UNGCPRO; | |
10795 | return 0; | |
10796 | } | |
10797 | ||
6fc2811b JR |
10798 | switch (*p++) |
10799 | { | |
10800 | case '1': | |
10801 | raw_p = 0, type = PBM_MONO; | |
10802 | break; | |
10803 | ||
10804 | case '2': | |
10805 | raw_p = 0, type = PBM_GRAY; | |
10806 | break; | |
10807 | ||
10808 | case '3': | |
10809 | raw_p = 0, type = PBM_COLOR; | |
10810 | break; | |
10811 | ||
10812 | case '4': | |
10813 | raw_p = 1, type = PBM_MONO; | |
10814 | break; | |
10815 | ||
10816 | case '5': | |
10817 | raw_p = 1, type = PBM_GRAY; | |
10818 | break; | |
10819 | ||
10820 | case '6': | |
10821 | raw_p = 1, type = PBM_COLOR; | |
10822 | break; | |
10823 | ||
10824 | default: | |
10825 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); | |
10826 | goto error; | |
10827 | } | |
10828 | ||
10829 | /* Read width, height, maximum color-component. Characters | |
10830 | starting with `#' up to the end of a line are ignored. */ | |
10831 | width = pbm_scan_number (&p, end); | |
10832 | height = pbm_scan_number (&p, end); | |
10833 | ||
10834 | if (type != PBM_MONO) | |
10835 | { | |
10836 | max_color_idx = pbm_scan_number (&p, end); | |
10837 | if (raw_p && max_color_idx > 255) | |
10838 | max_color_idx = 255; | |
10839 | } | |
10840 | ||
10841 | if (width < 0 | |
10842 | || height < 0 | |
10843 | || (type != PBM_MONO && max_color_idx < 0)) | |
10844 | goto error; | |
10845 | ||
6fc2811b JR |
10846 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
10847 | &ximg, &img->pixmap)) | |
3cf3436e JR |
10848 | goto error; |
10849 | ||
6fc2811b JR |
10850 | /* Initialize the color hash table. */ |
10851 | init_color_table (); | |
10852 | ||
10853 | if (type == PBM_MONO) | |
10854 | { | |
10855 | int c = 0, g; | |
3cf3436e JR |
10856 | struct image_keyword fmt[PBM_LAST]; |
10857 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
10858 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
10859 | ||
10860 | /* Parse the image specification. */ | |
10861 | bcopy (pbm_format, fmt, sizeof fmt); | |
10862 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
10863 | ||
10864 | /* Get foreground and background colors, maybe allocate colors. */ | |
10865 | if (fmt[PBM_FOREGROUND].count | |
10866 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
10867 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); | |
10868 | if (fmt[PBM_BACKGROUND].count | |
10869 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
a05e2bae JR |
10870 | { |
10871 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
10872 | img->background = bg; | |
10873 | img->background_valid = 1; | |
10874 | } | |
10875 | ||
6fc2811b JR |
10876 | for (y = 0; y < height; ++y) |
10877 | for (x = 0; x < width; ++x) | |
10878 | { | |
10879 | if (raw_p) | |
10880 | { | |
10881 | if ((x & 7) == 0) | |
10882 | c = *p++; | |
10883 | g = c & 0x80; | |
10884 | c <<= 1; | |
10885 | } | |
10886 | else | |
10887 | g = pbm_scan_number (&p, end); | |
10888 | ||
3cf3436e | 10889 | XPutPixel (ximg, x, y, g ? fg : bg); |
6fc2811b JR |
10890 | } |
10891 | } | |
10892 | else | |
10893 | { | |
10894 | for (y = 0; y < height; ++y) | |
10895 | for (x = 0; x < width; ++x) | |
10896 | { | |
10897 | int r, g, b; | |
10898 | ||
10899 | if (type == PBM_GRAY) | |
10900 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); | |
10901 | else if (raw_p) | |
10902 | { | |
10903 | r = *p++; | |
10904 | g = *p++; | |
10905 | b = *p++; | |
10906 | } | |
10907 | else | |
10908 | { | |
10909 | r = pbm_scan_number (&p, end); | |
10910 | g = pbm_scan_number (&p, end); | |
10911 | b = pbm_scan_number (&p, end); | |
10912 | } | |
10913 | ||
10914 | if (r < 0 || g < 0 || b < 0) | |
10915 | { | |
dfff8a69 | 10916 | xfree (ximg->data); |
6fc2811b JR |
10917 | ximg->data = NULL; |
10918 | XDestroyImage (ximg); | |
6fc2811b JR |
10919 | image_error ("Invalid pixel value in image `%s'", |
10920 | img->spec, Qnil); | |
10921 | goto error; | |
10922 | } | |
10923 | ||
10924 | /* RGB values are now in the range 0..max_color_idx. | |
10925 | Scale this to the range 0..0xffff supported by X. */ | |
10926 | r = (double) r * 65535 / max_color_idx; | |
10927 | g = (double) g * 65535 / max_color_idx; | |
10928 | b = (double) b * 65535 / max_color_idx; | |
10929 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
10930 | } | |
10931 | } | |
10932 | ||
10933 | /* Store in IMG->colors the colors allocated for the image, and | |
10934 | free the color table. */ | |
10935 | img->colors = colors_in_color_table (&img->ncolors); | |
10936 | free_color_table (); | |
10937 | ||
a05e2bae JR |
10938 | /* Maybe fill in the background field while we have ximg handy. */ |
10939 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
10940 | IMAGE_BACKGROUND (img, f, ximg); | |
10941 | ||
6fc2811b JR |
10942 | /* Put the image into a pixmap. */ |
10943 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10944 | x_destroy_x_image (ximg); | |
6fc2811b JR |
10945 | |
10946 | img->width = width; | |
10947 | img->height = height; | |
10948 | ||
10949 | UNGCPRO; | |
10950 | xfree (contents); | |
10951 | return 1; | |
10952 | } | |
10953 | #endif /* HAVE_PBM */ | |
10954 | ||
10955 | \f | |
10956 | /*********************************************************************** | |
10957 | PNG | |
10958 | ***********************************************************************/ | |
10959 | ||
10960 | #if HAVE_PNG | |
10961 | ||
10962 | #include <png.h> | |
10963 | ||
10964 | /* Function prototypes. */ | |
10965 | ||
10966 | static int png_image_p P_ ((Lisp_Object object)); | |
10967 | static int png_load P_ ((struct frame *f, struct image *img)); | |
10968 | ||
10969 | /* The symbol `png' identifying images of this type. */ | |
10970 | ||
10971 | Lisp_Object Qpng; | |
10972 | ||
10973 | /* Indices of image specification fields in png_format, below. */ | |
10974 | ||
10975 | enum png_keyword_index | |
10976 | { | |
10977 | PNG_TYPE, | |
10978 | PNG_DATA, | |
10979 | PNG_FILE, | |
10980 | PNG_ASCENT, | |
10981 | PNG_MARGIN, | |
10982 | PNG_RELIEF, | |
10983 | PNG_ALGORITHM, | |
10984 | PNG_HEURISTIC_MASK, | |
a05e2bae JR |
10985 | PNG_MASK, |
10986 | PNG_BACKGROUND, | |
6fc2811b JR |
10987 | PNG_LAST |
10988 | }; | |
10989 | ||
10990 | /* Vector of image_keyword structures describing the format | |
10991 | of valid user-defined image specifications. */ | |
10992 | ||
10993 | static struct image_keyword png_format[PNG_LAST] = | |
10994 | { | |
10995 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10996 | {":data", IMAGE_STRING_VALUE, 0}, | |
10997 | {":file", IMAGE_STRING_VALUE, 0}, | |
10998 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 10999 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11000 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 11001 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
11002 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11003 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11004 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11005 | }; |
11006 | ||
11007 | /* Structure describing the image type `png'. */ | |
11008 | ||
11009 | static struct image_type png_type = | |
11010 | { | |
11011 | &Qpng, | |
11012 | png_image_p, | |
11013 | png_load, | |
11014 | x_clear_image, | |
11015 | NULL | |
11016 | }; | |
11017 | ||
11018 | ||
11019 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
11020 | ||
11021 | static int | |
11022 | png_image_p (object) | |
11023 | Lisp_Object object; | |
11024 | { | |
11025 | struct image_keyword fmt[PNG_LAST]; | |
11026 | bcopy (png_format, fmt, sizeof fmt); | |
11027 | ||
11028 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng) | |
11029 | || (fmt[PNG_ASCENT].count | |
11030 | && XFASTINT (fmt[PNG_ASCENT].value) > 100)) | |
11031 | return 0; | |
11032 | ||
11033 | /* Must specify either the :data or :file keyword. */ | |
11034 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
11035 | } | |
11036 | ||
11037 | ||
11038 | /* Error and warning handlers installed when the PNG library | |
11039 | is initialized. */ | |
11040 | ||
11041 | static void | |
11042 | my_png_error (png_ptr, msg) | |
11043 | png_struct *png_ptr; | |
11044 | char *msg; | |
11045 | { | |
11046 | xassert (png_ptr != NULL); | |
11047 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
11048 | longjmp (png_ptr->jmpbuf, 1); | |
11049 | } | |
11050 | ||
11051 | ||
11052 | static void | |
11053 | my_png_warning (png_ptr, msg) | |
11054 | png_struct *png_ptr; | |
11055 | char *msg; | |
11056 | { | |
11057 | xassert (png_ptr != NULL); | |
11058 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
11059 | } | |
11060 | ||
6fc2811b JR |
11061 | /* Memory source for PNG decoding. */ |
11062 | ||
11063 | struct png_memory_storage | |
11064 | { | |
11065 | unsigned char *bytes; /* The data */ | |
11066 | size_t len; /* How big is it? */ | |
11067 | int index; /* Where are we? */ | |
11068 | }; | |
11069 | ||
11070 | ||
11071 | /* Function set as reader function when reading PNG image from memory. | |
11072 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
11073 | bytes from the input to DATA. */ | |
11074 | ||
11075 | static void | |
11076 | png_read_from_memory (png_ptr, data, length) | |
11077 | png_structp png_ptr; | |
11078 | png_bytep data; | |
11079 | png_size_t length; | |
11080 | { | |
11081 | struct png_memory_storage *tbr | |
11082 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
11083 | ||
11084 | if (length > tbr->len - tbr->index) | |
11085 | png_error (png_ptr, "Read error"); | |
11086 | ||
11087 | bcopy (tbr->bytes + tbr->index, data, length); | |
11088 | tbr->index = tbr->index + length; | |
11089 | } | |
11090 | ||
6fc2811b JR |
11091 | /* Load PNG image IMG for use on frame F. Value is non-zero if |
11092 | successful. */ | |
11093 | ||
11094 | static int | |
11095 | png_load (f, img) | |
11096 | struct frame *f; | |
11097 | struct image *img; | |
11098 | { | |
11099 | Lisp_Object file, specified_file; | |
11100 | Lisp_Object specified_data; | |
11101 | int x, y, i; | |
11102 | XImage *ximg, *mask_img = NULL; | |
11103 | struct gcpro gcpro1; | |
11104 | png_struct *png_ptr = NULL; | |
11105 | png_info *info_ptr = NULL, *end_info = NULL; | |
a05e2bae | 11106 | FILE *volatile fp = NULL; |
6fc2811b | 11107 | png_byte sig[8]; |
a05e2bae JR |
11108 | png_byte *volatile pixels = NULL; |
11109 | png_byte **volatile rows = NULL; | |
6fc2811b JR |
11110 | png_uint_32 width, height; |
11111 | int bit_depth, color_type, interlace_type; | |
11112 | png_byte channels; | |
11113 | png_uint_32 row_bytes; | |
11114 | int transparent_p; | |
11115 | char *gamma_str; | |
11116 | double screen_gamma, image_gamma; | |
11117 | int intent; | |
11118 | struct png_memory_storage tbr; /* Data to be read */ | |
11119 | ||
11120 | /* Find out what file to load. */ | |
11121 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11122 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11123 | file = Qnil; | |
11124 | GCPRO1 (file); | |
11125 | ||
11126 | if (NILP (specified_data)) | |
11127 | { | |
11128 | file = x_find_image_file (specified_file); | |
11129 | if (!STRINGP (file)) | |
11130 | { | |
11131 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11132 | UNGCPRO; | |
11133 | return 0; | |
11134 | } | |
11135 | ||
11136 | /* Open the image file. */ | |
11137 | fp = fopen (XSTRING (file)->data, "rb"); | |
11138 | if (!fp) | |
11139 | { | |
11140 | image_error ("Cannot open image file `%s'", file, Qnil); | |
11141 | UNGCPRO; | |
11142 | fclose (fp); | |
11143 | return 0; | |
11144 | } | |
11145 | ||
11146 | /* Check PNG signature. */ | |
11147 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
11148 | || !png_check_sig (sig, sizeof sig)) | |
11149 | { | |
11150 | image_error ("Not a PNG file:` %s'", file, Qnil); | |
11151 | UNGCPRO; | |
11152 | fclose (fp); | |
11153 | return 0; | |
11154 | } | |
11155 | } | |
11156 | else | |
11157 | { | |
11158 | /* Read from memory. */ | |
11159 | tbr.bytes = XSTRING (specified_data)->data; | |
11160 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
11161 | tbr.index = 0; | |
11162 | ||
11163 | /* Check PNG signature. */ | |
11164 | if (tbr.len < sizeof sig | |
11165 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
11166 | { | |
11167 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); | |
11168 | UNGCPRO; | |
11169 | return 0; | |
11170 | } | |
11171 | ||
11172 | /* Need to skip past the signature. */ | |
11173 | tbr.bytes += sizeof (sig); | |
11174 | } | |
11175 | ||
6fc2811b JR |
11176 | /* Initialize read and info structs for PNG lib. */ |
11177 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
11178 | my_png_error, my_png_warning); | |
11179 | if (!png_ptr) | |
11180 | { | |
11181 | if (fp) fclose (fp); | |
11182 | UNGCPRO; | |
11183 | return 0; | |
11184 | } | |
11185 | ||
11186 | info_ptr = png_create_info_struct (png_ptr); | |
11187 | if (!info_ptr) | |
11188 | { | |
11189 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
11190 | if (fp) fclose (fp); | |
11191 | UNGCPRO; | |
11192 | return 0; | |
11193 | } | |
11194 | ||
11195 | end_info = png_create_info_struct (png_ptr); | |
11196 | if (!end_info) | |
11197 | { | |
11198 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
11199 | if (fp) fclose (fp); | |
11200 | UNGCPRO; | |
11201 | return 0; | |
11202 | } | |
11203 | ||
11204 | /* Set error jump-back. We come back here when the PNG library | |
11205 | detects an error. */ | |
11206 | if (setjmp (png_ptr->jmpbuf)) | |
11207 | { | |
11208 | error: | |
11209 | if (png_ptr) | |
11210 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
11211 | xfree (pixels); | |
11212 | xfree (rows); | |
11213 | if (fp) fclose (fp); | |
11214 | UNGCPRO; | |
11215 | return 0; | |
11216 | } | |
11217 | ||
11218 | /* Read image info. */ | |
11219 | if (!NILP (specified_data)) | |
11220 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); | |
11221 | else | |
11222 | png_init_io (png_ptr, fp); | |
11223 | ||
11224 | png_set_sig_bytes (png_ptr, sizeof sig); | |
11225 | png_read_info (png_ptr, info_ptr); | |
11226 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
11227 | &interlace_type, NULL, NULL); | |
11228 | ||
11229 | /* If image contains simply transparency data, we prefer to | |
11230 | construct a clipping mask. */ | |
11231 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
11232 | transparent_p = 1; | |
11233 | else | |
11234 | transparent_p = 0; | |
11235 | ||
11236 | /* This function is easier to write if we only have to handle | |
11237 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
11238 | transform other formats into that format. */ | |
11239 | ||
11240 | /* Strip more than 8 bits per channel. */ | |
11241 | if (bit_depth == 16) | |
11242 | png_set_strip_16 (png_ptr); | |
11243 | ||
11244 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
11245 | if available. */ | |
11246 | png_set_expand (png_ptr); | |
11247 | ||
11248 | /* Convert grayscale images to RGB. */ | |
11249 | if (color_type == PNG_COLOR_TYPE_GRAY | |
11250 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
11251 | png_set_gray_to_rgb (png_ptr); | |
11252 | ||
11253 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
11254 | gamma_str = getenv ("SCREEN_GAMMA"); | |
11255 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
11256 | ||
11257 | /* Tell the PNG lib to handle gamma correction for us. */ | |
11258 | ||
11259 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) | |
11260 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) | |
11261 | /* There is a special chunk in the image specifying the gamma. */ | |
11262 | png_set_sRGB (png_ptr, info_ptr, intent); | |
11263 | else | |
11264 | #endif | |
11265 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
11266 | /* Image contains gamma information. */ | |
11267 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
11268 | else | |
11269 | /* Use a default of 0.5 for the image gamma. */ | |
11270 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
11271 | ||
11272 | /* Handle alpha channel by combining the image with a background | |
11273 | color. Do this only if a real alpha channel is supplied. For | |
11274 | simple transparency, we prefer a clipping mask. */ | |
11275 | if (!transparent_p) | |
11276 | { | |
11277 | png_color_16 *image_background; | |
a05e2bae JR |
11278 | Lisp_Object specified_bg |
11279 | = image_spec_value (img->spec, QCbackground, NULL); | |
11280 | ||
11281 | ||
11282 | if (STRINGP (specified_bg)) | |
11283 | /* The user specified `:background', use that. */ | |
11284 | { | |
11285 | COLORREF color; | |
11286 | if (w32_defined_color (f, XSTRING (specified_bg)->data, &color, 0)) | |
11287 | { | |
11288 | png_color_16 user_bg; | |
11289 | ||
11290 | bzero (&user_bg, sizeof user_bg); | |
11291 | user_bg.red = color.red; | |
11292 | user_bg.green = color.green; | |
11293 | user_bg.blue = color.blue; | |
6fc2811b | 11294 | |
a05e2bae JR |
11295 | png_set_background (png_ptr, &user_bg, |
11296 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
11297 | } | |
11298 | } | |
11299 | else if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
6fc2811b JR |
11300 | /* Image contains a background color with which to |
11301 | combine the image. */ | |
11302 | png_set_background (png_ptr, image_background, | |
11303 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
11304 | else | |
11305 | { | |
11306 | /* Image does not contain a background color with which | |
11307 | to combine the image data via an alpha channel. Use | |
11308 | the frame's background instead. */ | |
11309 | XColor color; | |
11310 | Colormap cmap; | |
11311 | png_color_16 frame_background; | |
11312 | ||
a05e2bae | 11313 | cmap = FRAME_X_COLORMAP (f); |
6fc2811b | 11314 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a05e2bae | 11315 | x_query_color (f, &color); |
6fc2811b JR |
11316 | |
11317 | bzero (&frame_background, sizeof frame_background); | |
11318 | frame_background.red = color.red; | |
11319 | frame_background.green = color.green; | |
11320 | frame_background.blue = color.blue; | |
11321 | ||
11322 | png_set_background (png_ptr, &frame_background, | |
11323 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
11324 | } | |
11325 | } | |
11326 | ||
11327 | /* Update info structure. */ | |
11328 | png_read_update_info (png_ptr, info_ptr); | |
11329 | ||
11330 | /* Get number of channels. Valid values are 1 for grayscale images | |
11331 | and images with a palette, 2 for grayscale images with transparency | |
11332 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
11333 | images with alpha channel, i.e. RGBA. If conversions above were | |
11334 | sufficient we should only have 3 or 4 channels here. */ | |
11335 | channels = png_get_channels (png_ptr, info_ptr); | |
11336 | xassert (channels == 3 || channels == 4); | |
11337 | ||
11338 | /* Number of bytes needed for one row of the image. */ | |
11339 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
11340 | ||
11341 | /* Allocate memory for the image. */ | |
11342 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
11343 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
11344 | for (i = 0; i < height; ++i) | |
11345 | rows[i] = pixels + i * row_bytes; | |
11346 | ||
11347 | /* Read the entire image. */ | |
11348 | png_read_image (png_ptr, rows); | |
11349 | png_read_end (png_ptr, info_ptr); | |
11350 | if (fp) | |
11351 | { | |
11352 | fclose (fp); | |
11353 | fp = NULL; | |
11354 | } | |
11355 | ||
6fc2811b JR |
11356 | /* Create the X image and pixmap. */ |
11357 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
11358 | &img->pixmap)) | |
a05e2bae | 11359 | goto error; |
6fc2811b JR |
11360 | |
11361 | /* Create an image and pixmap serving as mask if the PNG image | |
11362 | contains an alpha channel. */ | |
11363 | if (channels == 4 | |
11364 | && !transparent_p | |
11365 | && !x_create_x_image_and_pixmap (f, width, height, 1, | |
11366 | &mask_img, &img->mask)) | |
11367 | { | |
11368 | x_destroy_x_image (ximg); | |
11369 | XFreePixmap (FRAME_W32_DISPLAY (f), img->pixmap); | |
11370 | img->pixmap = 0; | |
6fc2811b JR |
11371 | goto error; |
11372 | } | |
11373 | ||
11374 | /* Fill the X image and mask from PNG data. */ | |
11375 | init_color_table (); | |
11376 | ||
11377 | for (y = 0; y < height; ++y) | |
11378 | { | |
11379 | png_byte *p = rows[y]; | |
11380 | ||
11381 | for (x = 0; x < width; ++x) | |
11382 | { | |
11383 | unsigned r, g, b; | |
11384 | ||
11385 | r = *p++ << 8; | |
11386 | g = *p++ << 8; | |
11387 | b = *p++ << 8; | |
11388 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
11389 | ||
11390 | /* An alpha channel, aka mask channel, associates variable | |
11391 | transparency with an image. Where other image formats | |
11392 | support binary transparency---fully transparent or fully | |
11393 | opaque---PNG allows up to 254 levels of partial transparency. | |
11394 | The PNG library implements partial transparency by combining | |
11395 | the image with a specified background color. | |
11396 | ||
11397 | I'm not sure how to handle this here nicely: because the | |
11398 | background on which the image is displayed may change, for | |
11399 | real alpha channel support, it would be necessary to create | |
11400 | a new image for each possible background. | |
11401 | ||
11402 | What I'm doing now is that a mask is created if we have | |
11403 | boolean transparency information. Otherwise I'm using | |
11404 | the frame's background color to combine the image with. */ | |
11405 | ||
11406 | if (channels == 4) | |
11407 | { | |
11408 | if (mask_img) | |
11409 | XPutPixel (mask_img, x, y, *p > 0); | |
11410 | ++p; | |
11411 | } | |
11412 | } | |
11413 | } | |
11414 | ||
a05e2bae JR |
11415 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
11416 | /* Set IMG's background color from the PNG image, unless the user | |
11417 | overrode it. */ | |
11418 | { | |
11419 | png_color_16 *bg; | |
11420 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
11421 | { | |
11422 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); | |
11423 | img->background_valid = 1; | |
11424 | } | |
11425 | } | |
11426 | ||
6fc2811b JR |
11427 | /* Remember colors allocated for this image. */ |
11428 | img->colors = colors_in_color_table (&img->ncolors); | |
11429 | free_color_table (); | |
11430 | ||
11431 | /* Clean up. */ | |
11432 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
11433 | xfree (rows); | |
11434 | xfree (pixels); | |
11435 | ||
11436 | img->width = width; | |
11437 | img->height = height; | |
11438 | ||
a05e2bae JR |
11439 | /* Maybe fill in the background field while we have ximg handy. */ |
11440 | IMAGE_BACKGROUND (img, f, ximg); | |
11441 | ||
6fc2811b JR |
11442 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
11443 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11444 | x_destroy_x_image (ximg); | |
11445 | ||
11446 | /* Same for the mask. */ | |
11447 | if (mask_img) | |
11448 | { | |
a05e2bae JR |
11449 | /* Fill in the background_transparent field while we have the mask |
11450 | handy. */ | |
11451 | image_background_transparent (img, f, mask_img); | |
11452 | ||
6fc2811b JR |
11453 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
11454 | x_destroy_x_image (mask_img); | |
11455 | } | |
11456 | ||
6fc2811b JR |
11457 | UNGCPRO; |
11458 | return 1; | |
11459 | } | |
11460 | ||
11461 | #endif /* HAVE_PNG != 0 */ | |
11462 | ||
11463 | ||
11464 | \f | |
11465 | /*********************************************************************** | |
11466 | JPEG | |
11467 | ***********************************************************************/ | |
11468 | ||
11469 | #if HAVE_JPEG | |
11470 | ||
11471 | /* Work around a warning about HAVE_STDLIB_H being redefined in | |
11472 | jconfig.h. */ | |
11473 | #ifdef HAVE_STDLIB_H | |
11474 | #define HAVE_STDLIB_H_1 | |
11475 | #undef HAVE_STDLIB_H | |
11476 | #endif /* HAVE_STLIB_H */ | |
11477 | ||
11478 | #include <jpeglib.h> | |
11479 | #include <jerror.h> | |
11480 | #include <setjmp.h> | |
11481 | ||
11482 | #ifdef HAVE_STLIB_H_1 | |
11483 | #define HAVE_STDLIB_H 1 | |
11484 | #endif | |
11485 | ||
11486 | static int jpeg_image_p P_ ((Lisp_Object object)); | |
11487 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
11488 | ||
11489 | /* The symbol `jpeg' identifying images of this type. */ | |
11490 | ||
11491 | Lisp_Object Qjpeg; | |
11492 | ||
11493 | /* Indices of image specification fields in gs_format, below. */ | |
11494 | ||
11495 | enum jpeg_keyword_index | |
11496 | { | |
11497 | JPEG_TYPE, | |
11498 | JPEG_DATA, | |
11499 | JPEG_FILE, | |
11500 | JPEG_ASCENT, | |
11501 | JPEG_MARGIN, | |
11502 | JPEG_RELIEF, | |
11503 | JPEG_ALGORITHM, | |
11504 | JPEG_HEURISTIC_MASK, | |
a05e2bae JR |
11505 | JPEG_MASK, |
11506 | JPEG_BACKGROUND, | |
6fc2811b JR |
11507 | JPEG_LAST |
11508 | }; | |
11509 | ||
11510 | /* Vector of image_keyword structures describing the format | |
11511 | of valid user-defined image specifications. */ | |
11512 | ||
11513 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
11514 | { | |
11515 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11516 | {":data", IMAGE_STRING_VALUE, 0}, | |
11517 | {":file", IMAGE_STRING_VALUE, 0}, | |
11518 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 11519 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11520 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
11521 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11522 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11523 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11524 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11525 | }; |
11526 | ||
11527 | /* Structure describing the image type `jpeg'. */ | |
11528 | ||
11529 | static struct image_type jpeg_type = | |
11530 | { | |
11531 | &Qjpeg, | |
11532 | jpeg_image_p, | |
11533 | jpeg_load, | |
11534 | x_clear_image, | |
11535 | NULL | |
11536 | }; | |
11537 | ||
11538 | ||
11539 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
11540 | ||
11541 | static int | |
11542 | jpeg_image_p (object) | |
11543 | Lisp_Object object; | |
11544 | { | |
11545 | struct image_keyword fmt[JPEG_LAST]; | |
11546 | ||
11547 | bcopy (jpeg_format, fmt, sizeof fmt); | |
11548 | ||
11549 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg) | |
11550 | || (fmt[JPEG_ASCENT].count | |
11551 | && XFASTINT (fmt[JPEG_ASCENT].value) > 100)) | |
11552 | return 0; | |
11553 | ||
11554 | /* Must specify either the :data or :file keyword. */ | |
11555 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
11556 | } | |
11557 | ||
11558 | ||
11559 | struct my_jpeg_error_mgr | |
11560 | { | |
11561 | struct jpeg_error_mgr pub; | |
11562 | jmp_buf setjmp_buffer; | |
11563 | }; | |
11564 | ||
11565 | static void | |
11566 | my_error_exit (cinfo) | |
11567 | j_common_ptr cinfo; | |
11568 | { | |
11569 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
11570 | longjmp (mgr->setjmp_buffer, 1); | |
11571 | } | |
11572 | ||
6fc2811b JR |
11573 | /* Init source method for JPEG data source manager. Called by |
11574 | jpeg_read_header() before any data is actually read. See | |
11575 | libjpeg.doc from the JPEG lib distribution. */ | |
11576 | ||
11577 | static void | |
11578 | our_init_source (cinfo) | |
11579 | j_decompress_ptr cinfo; | |
11580 | { | |
11581 | } | |
11582 | ||
11583 | ||
11584 | /* Fill input buffer method for JPEG data source manager. Called | |
11585 | whenever more data is needed. We read the whole image in one step, | |
11586 | so this only adds a fake end of input marker at the end. */ | |
11587 | ||
11588 | static boolean | |
11589 | our_fill_input_buffer (cinfo) | |
11590 | j_decompress_ptr cinfo; | |
11591 | { | |
11592 | /* Insert a fake EOI marker. */ | |
11593 | struct jpeg_source_mgr *src = cinfo->src; | |
11594 | static JOCTET buffer[2]; | |
11595 | ||
11596 | buffer[0] = (JOCTET) 0xFF; | |
11597 | buffer[1] = (JOCTET) JPEG_EOI; | |
11598 | ||
11599 | src->next_input_byte = buffer; | |
11600 | src->bytes_in_buffer = 2; | |
11601 | return TRUE; | |
11602 | } | |
11603 | ||
11604 | ||
11605 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
11606 | is the JPEG data source manager. */ | |
11607 | ||
11608 | static void | |
11609 | our_skip_input_data (cinfo, num_bytes) | |
11610 | j_decompress_ptr cinfo; | |
11611 | long num_bytes; | |
11612 | { | |
11613 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
11614 | ||
11615 | if (src) | |
11616 | { | |
11617 | if (num_bytes > src->bytes_in_buffer) | |
11618 | ERREXIT (cinfo, JERR_INPUT_EOF); | |
11619 | ||
11620 | src->bytes_in_buffer -= num_bytes; | |
11621 | src->next_input_byte += num_bytes; | |
11622 | } | |
11623 | } | |
11624 | ||
11625 | ||
11626 | /* Method to terminate data source. Called by | |
11627 | jpeg_finish_decompress() after all data has been processed. */ | |
11628 | ||
11629 | static void | |
11630 | our_term_source (cinfo) | |
11631 | j_decompress_ptr cinfo; | |
11632 | { | |
11633 | } | |
11634 | ||
11635 | ||
11636 | /* Set up the JPEG lib for reading an image from DATA which contains | |
11637 | LEN bytes. CINFO is the decompression info structure created for | |
11638 | reading the image. */ | |
11639 | ||
11640 | static void | |
11641 | jpeg_memory_src (cinfo, data, len) | |
11642 | j_decompress_ptr cinfo; | |
11643 | JOCTET *data; | |
11644 | unsigned int len; | |
11645 | { | |
11646 | struct jpeg_source_mgr *src; | |
11647 | ||
11648 | if (cinfo->src == NULL) | |
11649 | { | |
11650 | /* First time for this JPEG object? */ | |
11651 | cinfo->src = (struct jpeg_source_mgr *) | |
11652 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
11653 | sizeof (struct jpeg_source_mgr)); | |
11654 | src = (struct jpeg_source_mgr *) cinfo->src; | |
11655 | src->next_input_byte = data; | |
11656 | } | |
11657 | ||
11658 | src = (struct jpeg_source_mgr *) cinfo->src; | |
11659 | src->init_source = our_init_source; | |
11660 | src->fill_input_buffer = our_fill_input_buffer; | |
11661 | src->skip_input_data = our_skip_input_data; | |
11662 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
11663 | src->term_source = our_term_source; | |
11664 | src->bytes_in_buffer = len; | |
11665 | src->next_input_byte = data; | |
11666 | } | |
11667 | ||
11668 | ||
11669 | /* Load image IMG for use on frame F. Patterned after example.c | |
11670 | from the JPEG lib. */ | |
11671 | ||
11672 | static int | |
11673 | jpeg_load (f, img) | |
11674 | struct frame *f; | |
11675 | struct image *img; | |
11676 | { | |
11677 | struct jpeg_decompress_struct cinfo; | |
11678 | struct my_jpeg_error_mgr mgr; | |
11679 | Lisp_Object file, specified_file; | |
11680 | Lisp_Object specified_data; | |
a05e2bae | 11681 | FILE * volatile fp = NULL; |
6fc2811b JR |
11682 | JSAMPARRAY buffer; |
11683 | int row_stride, x, y; | |
11684 | XImage *ximg = NULL; | |
11685 | int rc; | |
11686 | unsigned long *colors; | |
11687 | int width, height; | |
11688 | struct gcpro gcpro1; | |
11689 | ||
11690 | /* Open the JPEG file. */ | |
11691 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
11692 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
11693 | file = Qnil; | |
11694 | GCPRO1 (file); | |
11695 | ||
6fc2811b JR |
11696 | if (NILP (specified_data)) |
11697 | { | |
11698 | file = x_find_image_file (specified_file); | |
11699 | if (!STRINGP (file)) | |
11700 | { | |
11701 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
11702 | UNGCPRO; | |
11703 | return 0; | |
11704 | } | |
11705 | ||
11706 | fp = fopen (XSTRING (file)->data, "r"); | |
11707 | if (fp == NULL) | |
11708 | { | |
11709 | image_error ("Cannot open `%s'", file, Qnil); | |
11710 | UNGCPRO; | |
11711 | return 0; | |
11712 | } | |
11713 | } | |
11714 | ||
11715 | /* Customize libjpeg's error handling to call my_error_exit when an | |
11716 | error is detected. This function will perform a longjmp. */ | |
6fc2811b | 11717 | cinfo.err = jpeg_std_error (&mgr.pub); |
a05e2bae | 11718 | mgr.pub.error_exit = my_error_exit; |
6fc2811b JR |
11719 | |
11720 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
11721 | { | |
11722 | if (rc == 1) | |
11723 | { | |
11724 | /* Called from my_error_exit. Display a JPEG error. */ | |
11725 | char buffer[JMSG_LENGTH_MAX]; | |
11726 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
11727 | image_error ("Error reading JPEG image `%s': %s", img->spec, | |
11728 | build_string (buffer)); | |
11729 | } | |
11730 | ||
11731 | /* Close the input file and destroy the JPEG object. */ | |
11732 | if (fp) | |
11733 | fclose (fp); | |
11734 | jpeg_destroy_decompress (&cinfo); | |
6fc2811b JR |
11735 | |
11736 | /* If we already have an XImage, free that. */ | |
11737 | x_destroy_x_image (ximg); | |
11738 | ||
11739 | /* Free pixmap and colors. */ | |
11740 | x_clear_image (f, img); | |
11741 | ||
6fc2811b JR |
11742 | UNGCPRO; |
11743 | return 0; | |
11744 | } | |
11745 | ||
11746 | /* Create the JPEG decompression object. Let it read from fp. | |
11747 | Read the JPEG image header. */ | |
11748 | jpeg_create_decompress (&cinfo); | |
11749 | ||
11750 | if (NILP (specified_data)) | |
11751 | jpeg_stdio_src (&cinfo, fp); | |
11752 | else | |
11753 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
11754 | STRING_BYTES (XSTRING (specified_data))); | |
11755 | ||
11756 | jpeg_read_header (&cinfo, TRUE); | |
11757 | ||
11758 | /* Customize decompression so that color quantization will be used. | |
11759 | Start decompression. */ | |
11760 | cinfo.quantize_colors = TRUE; | |
11761 | jpeg_start_decompress (&cinfo); | |
11762 | width = img->width = cinfo.output_width; | |
11763 | height = img->height = cinfo.output_height; | |
11764 | ||
6fc2811b JR |
11765 | /* Create X image and pixmap. */ |
11766 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, | |
11767 | &img->pixmap)) | |
a05e2bae | 11768 | longjmp (mgr.setjmp_buffer, 2); |
6fc2811b JR |
11769 | |
11770 | /* Allocate colors. When color quantization is used, | |
11771 | cinfo.actual_number_of_colors has been set with the number of | |
11772 | colors generated, and cinfo.colormap is a two-dimensional array | |
11773 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
11774 | No more than 255 colors will be generated. */ | |
11775 | { | |
11776 | int i, ir, ig, ib; | |
11777 | ||
11778 | if (cinfo.out_color_components > 2) | |
11779 | ir = 0, ig = 1, ib = 2; | |
11780 | else if (cinfo.out_color_components > 1) | |
11781 | ir = 0, ig = 1, ib = 0; | |
11782 | else | |
11783 | ir = 0, ig = 0, ib = 0; | |
11784 | ||
11785 | /* Use the color table mechanism because it handles colors that | |
11786 | cannot be allocated nicely. Such colors will be replaced with | |
11787 | a default color, and we don't have to care about which colors | |
11788 | can be freed safely, and which can't. */ | |
11789 | init_color_table (); | |
11790 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
11791 | * sizeof *colors); | |
11792 | ||
11793 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) | |
11794 | { | |
11795 | /* Multiply RGB values with 255 because X expects RGB values | |
11796 | in the range 0..0xffff. */ | |
11797 | int r = cinfo.colormap[ir][i] << 8; | |
11798 | int g = cinfo.colormap[ig][i] << 8; | |
11799 | int b = cinfo.colormap[ib][i] << 8; | |
11800 | colors[i] = lookup_rgb_color (f, r, g, b); | |
11801 | } | |
11802 | ||
11803 | /* Remember those colors actually allocated. */ | |
11804 | img->colors = colors_in_color_table (&img->ncolors); | |
11805 | free_color_table (); | |
11806 | } | |
11807 | ||
11808 | /* Read pixels. */ | |
11809 | row_stride = width * cinfo.output_components; | |
11810 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
11811 | row_stride, 1); | |
11812 | for (y = 0; y < height; ++y) | |
11813 | { | |
11814 | jpeg_read_scanlines (&cinfo, buffer, 1); | |
11815 | for (x = 0; x < cinfo.output_width; ++x) | |
11816 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
11817 | } | |
11818 | ||
11819 | /* Clean up. */ | |
11820 | jpeg_finish_decompress (&cinfo); | |
11821 | jpeg_destroy_decompress (&cinfo); | |
11822 | if (fp) | |
11823 | fclose (fp); | |
11824 | ||
a05e2bae JR |
11825 | /* Maybe fill in the background field while we have ximg handy. */ |
11826 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
11827 | IMAGE_BACKGROUND (img, f, ximg); | |
11828 | ||
6fc2811b JR |
11829 | /* Put the image into the pixmap. */ |
11830 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
11831 | x_destroy_x_image (ximg); | |
11832 | UNBLOCK_INPUT; | |
11833 | UNGCPRO; | |
11834 | return 1; | |
11835 | } | |
11836 | ||
11837 | #endif /* HAVE_JPEG */ | |
11838 | ||
11839 | ||
11840 | \f | |
11841 | /*********************************************************************** | |
11842 | TIFF | |
11843 | ***********************************************************************/ | |
11844 | ||
11845 | #if HAVE_TIFF | |
11846 | ||
11847 | #include <tiffio.h> | |
11848 | ||
11849 | static int tiff_image_p P_ ((Lisp_Object object)); | |
11850 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
11851 | ||
11852 | /* The symbol `tiff' identifying images of this type. */ | |
11853 | ||
11854 | Lisp_Object Qtiff; | |
11855 | ||
11856 | /* Indices of image specification fields in tiff_format, below. */ | |
11857 | ||
11858 | enum tiff_keyword_index | |
11859 | { | |
11860 | TIFF_TYPE, | |
11861 | TIFF_DATA, | |
11862 | TIFF_FILE, | |
11863 | TIFF_ASCENT, | |
11864 | TIFF_MARGIN, | |
11865 | TIFF_RELIEF, | |
11866 | TIFF_ALGORITHM, | |
11867 | TIFF_HEURISTIC_MASK, | |
a05e2bae JR |
11868 | TIFF_MASK, |
11869 | TIFF_BACKGROUND, | |
6fc2811b JR |
11870 | TIFF_LAST |
11871 | }; | |
11872 | ||
11873 | /* Vector of image_keyword structures describing the format | |
11874 | of valid user-defined image specifications. */ | |
11875 | ||
11876 | static struct image_keyword tiff_format[TIFF_LAST] = | |
11877 | { | |
11878 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
11879 | {":data", IMAGE_STRING_VALUE, 0}, | |
11880 | {":file", IMAGE_STRING_VALUE, 0}, | |
11881 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 11882 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 11883 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a05e2bae JR |
11884 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
11885 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11886 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
11887 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
11888 | }; |
11889 | ||
11890 | /* Structure describing the image type `tiff'. */ | |
11891 | ||
11892 | static struct image_type tiff_type = | |
11893 | { | |
11894 | &Qtiff, | |
11895 | tiff_image_p, | |
11896 | tiff_load, | |
11897 | x_clear_image, | |
11898 | NULL | |
11899 | }; | |
11900 | ||
11901 | ||
11902 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
11903 | ||
11904 | static int | |
11905 | tiff_image_p (object) | |
11906 | Lisp_Object object; | |
11907 | { | |
11908 | struct image_keyword fmt[TIFF_LAST]; | |
11909 | bcopy (tiff_format, fmt, sizeof fmt); | |
11910 | ||
11911 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff) | |
11912 | || (fmt[TIFF_ASCENT].count | |
11913 | && XFASTINT (fmt[TIFF_ASCENT].value) > 100)) | |
11914 | return 0; | |
11915 | ||
11916 | /* Must specify either the :data or :file keyword. */ | |
11917 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
11918 | } | |
11919 | ||
11920 | ||
11921 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
11922 | memory source, but we have to provide a lot of extra functions. | |
11923 | Blah. | |
11924 | ||
11925 | We really only need to implement read and seek, but I am not | |
11926 | convinced that the TIFF library is smart enough not to destroy | |
11927 | itself if we only hand it the function pointers we need to | |
11928 | override. */ | |
11929 | ||
11930 | typedef struct | |
11931 | { | |
11932 | unsigned char *bytes; | |
11933 | size_t len; | |
11934 | int index; | |
11935 | } | |
11936 | tiff_memory_source; | |
11937 | ||
11938 | static size_t | |
11939 | tiff_read_from_memory (data, buf, size) | |
11940 | thandle_t data; | |
11941 | tdata_t buf; | |
11942 | tsize_t size; | |
11943 | { | |
11944 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11945 | ||
11946 | if (size > src->len - src->index) | |
11947 | return (size_t) -1; | |
11948 | bcopy (src->bytes + src->index, buf, size); | |
11949 | src->index += size; | |
11950 | return size; | |
11951 | } | |
11952 | ||
11953 | static size_t | |
11954 | tiff_write_from_memory (data, buf, size) | |
11955 | thandle_t data; | |
11956 | tdata_t buf; | |
11957 | tsize_t size; | |
11958 | { | |
11959 | return (size_t) -1; | |
11960 | } | |
11961 | ||
11962 | static toff_t | |
11963 | tiff_seek_in_memory (data, off, whence) | |
11964 | thandle_t data; | |
11965 | toff_t off; | |
11966 | int whence; | |
11967 | { | |
11968 | tiff_memory_source *src = (tiff_memory_source *) data; | |
11969 | int idx; | |
11970 | ||
11971 | switch (whence) | |
11972 | { | |
11973 | case SEEK_SET: /* Go from beginning of source. */ | |
11974 | idx = off; | |
11975 | break; | |
11976 | ||
11977 | case SEEK_END: /* Go from end of source. */ | |
11978 | idx = src->len + off; | |
11979 | break; | |
11980 | ||
11981 | case SEEK_CUR: /* Go from current position. */ | |
11982 | idx = src->index + off; | |
11983 | break; | |
11984 | ||
11985 | default: /* Invalid `whence'. */ | |
11986 | return -1; | |
11987 | } | |
11988 | ||
11989 | if (idx > src->len || idx < 0) | |
11990 | return -1; | |
11991 | ||
11992 | src->index = idx; | |
11993 | return src->index; | |
11994 | } | |
11995 | ||
11996 | static int | |
11997 | tiff_close_memory (data) | |
11998 | thandle_t data; | |
11999 | { | |
12000 | /* NOOP */ | |
12001 | return 0; | |
12002 | } | |
12003 | ||
12004 | static int | |
12005 | tiff_mmap_memory (data, pbase, psize) | |
12006 | thandle_t data; | |
12007 | tdata_t *pbase; | |
12008 | toff_t *psize; | |
12009 | { | |
12010 | /* It is already _IN_ memory. */ | |
12011 | return 0; | |
12012 | } | |
12013 | ||
12014 | static void | |
12015 | tiff_unmap_memory (data, base, size) | |
12016 | thandle_t data; | |
12017 | tdata_t base; | |
12018 | toff_t size; | |
12019 | { | |
12020 | /* We don't need to do this. */ | |
12021 | } | |
12022 | ||
12023 | static toff_t | |
12024 | tiff_size_of_memory (data) | |
12025 | thandle_t data; | |
12026 | { | |
12027 | return ((tiff_memory_source *) data)->len; | |
12028 | } | |
12029 | ||
3cf3436e JR |
12030 | |
12031 | static void | |
12032 | tiff_error_handler (title, format, ap) | |
12033 | const char *title, *format; | |
12034 | va_list ap; | |
12035 | { | |
12036 | char buf[512]; | |
12037 | int len; | |
12038 | ||
12039 | len = sprintf (buf, "TIFF error: %s ", title); | |
12040 | vsprintf (buf + len, format, ap); | |
12041 | add_to_log (buf, Qnil, Qnil); | |
12042 | } | |
12043 | ||
12044 | ||
12045 | static void | |
12046 | tiff_warning_handler (title, format, ap) | |
12047 | const char *title, *format; | |
12048 | va_list ap; | |
12049 | { | |
12050 | char buf[512]; | |
12051 | int len; | |
12052 | ||
12053 | len = sprintf (buf, "TIFF warning: %s ", title); | |
12054 | vsprintf (buf + len, format, ap); | |
12055 | add_to_log (buf, Qnil, Qnil); | |
12056 | } | |
12057 | ||
12058 | ||
6fc2811b JR |
12059 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
12060 | successful. */ | |
12061 | ||
12062 | static int | |
12063 | tiff_load (f, img) | |
12064 | struct frame *f; | |
12065 | struct image *img; | |
12066 | { | |
12067 | Lisp_Object file, specified_file; | |
12068 | Lisp_Object specified_data; | |
12069 | TIFF *tiff; | |
12070 | int width, height, x, y; | |
12071 | uint32 *buf; | |
12072 | int rc; | |
12073 | XImage *ximg; | |
12074 | struct gcpro gcpro1; | |
12075 | tiff_memory_source memsrc; | |
12076 | ||
12077 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12078 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12079 | file = Qnil; | |
12080 | GCPRO1 (file); | |
12081 | ||
3cf3436e JR |
12082 | TIFFSetErrorHandler (tiff_error_handler); |
12083 | TIFFSetWarningHandler (tiff_warning_handler); | |
12084 | ||
6fc2811b JR |
12085 | if (NILP (specified_data)) |
12086 | { | |
12087 | /* Read from a file */ | |
12088 | file = x_find_image_file (specified_file); | |
12089 | if (!STRINGP (file)) | |
3cf3436e JR |
12090 | { |
12091 | image_error ("Cannot find image file `%s'", file, Qnil); | |
12092 | UNGCPRO; | |
12093 | return 0; | |
12094 | } | |
12095 | ||
6fc2811b JR |
12096 | /* Try to open the image file. */ |
12097 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
12098 | if (tiff == NULL) | |
3cf3436e JR |
12099 | { |
12100 | image_error ("Cannot open `%s'", file, Qnil); | |
12101 | UNGCPRO; | |
12102 | return 0; | |
12103 | } | |
6fc2811b JR |
12104 | } |
12105 | else | |
12106 | { | |
12107 | /* Memory source! */ | |
12108 | memsrc.bytes = XSTRING (specified_data)->data; | |
12109 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
12110 | memsrc.index = 0; | |
12111 | ||
12112 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
12113 | (TIFFReadWriteProc) tiff_read_from_memory, | |
12114 | (TIFFReadWriteProc) tiff_write_from_memory, | |
12115 | tiff_seek_in_memory, | |
12116 | tiff_close_memory, | |
12117 | tiff_size_of_memory, | |
12118 | tiff_mmap_memory, | |
12119 | tiff_unmap_memory); | |
12120 | ||
12121 | if (!tiff) | |
12122 | { | |
12123 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); | |
12124 | UNGCPRO; | |
12125 | return 0; | |
12126 | } | |
12127 | } | |
12128 | ||
12129 | /* Get width and height of the image, and allocate a raster buffer | |
12130 | of width x height 32-bit values. */ | |
12131 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
12132 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
12133 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
12134 | ||
12135 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
12136 | TIFFClose (tiff); | |
12137 | if (!rc) | |
12138 | { | |
12139 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); | |
12140 | xfree (buf); | |
12141 | UNGCPRO; | |
12142 | return 0; | |
12143 | } | |
12144 | ||
6fc2811b JR |
12145 | /* Create the X image and pixmap. */ |
12146 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12147 | { | |
6fc2811b JR |
12148 | xfree (buf); |
12149 | UNGCPRO; | |
12150 | return 0; | |
12151 | } | |
12152 | ||
12153 | /* Initialize the color table. */ | |
12154 | init_color_table (); | |
12155 | ||
12156 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
12157 | for (y = 0; y < height; ++y) | |
12158 | { | |
12159 | uint32 *row = buf + y * width; | |
12160 | ||
12161 | for (x = 0; x < width; ++x) | |
12162 | { | |
12163 | uint32 abgr = row[x]; | |
12164 | int r = TIFFGetR (abgr) << 8; | |
12165 | int g = TIFFGetG (abgr) << 8; | |
12166 | int b = TIFFGetB (abgr) << 8; | |
12167 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
12168 | } | |
12169 | } | |
12170 | ||
12171 | /* Remember the colors allocated for the image. Free the color table. */ | |
12172 | img->colors = colors_in_color_table (&img->ncolors); | |
12173 | free_color_table (); | |
12174 | ||
a05e2bae JR |
12175 | img->width = width; |
12176 | img->height = height; | |
12177 | ||
12178 | /* Maybe fill in the background field while we have ximg handy. */ | |
12179 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12180 | IMAGE_BACKGROUND (img, f, ximg); | |
12181 | ||
6fc2811b JR |
12182 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12183 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12184 | x_destroy_x_image (ximg); | |
12185 | xfree (buf); | |
6fc2811b JR |
12186 | |
12187 | UNGCPRO; | |
12188 | return 1; | |
12189 | } | |
12190 | ||
12191 | #endif /* HAVE_TIFF != 0 */ | |
12192 | ||
12193 | ||
12194 | \f | |
12195 | /*********************************************************************** | |
12196 | GIF | |
12197 | ***********************************************************************/ | |
12198 | ||
12199 | #if HAVE_GIF | |
12200 | ||
12201 | #include <gif_lib.h> | |
12202 | ||
12203 | static int gif_image_p P_ ((Lisp_Object object)); | |
12204 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
12205 | ||
12206 | /* The symbol `gif' identifying images of this type. */ | |
12207 | ||
12208 | Lisp_Object Qgif; | |
12209 | ||
12210 | /* Indices of image specification fields in gif_format, below. */ | |
12211 | ||
12212 | enum gif_keyword_index | |
12213 | { | |
12214 | GIF_TYPE, | |
12215 | GIF_DATA, | |
12216 | GIF_FILE, | |
12217 | GIF_ASCENT, | |
12218 | GIF_MARGIN, | |
12219 | GIF_RELIEF, | |
12220 | GIF_ALGORITHM, | |
12221 | GIF_HEURISTIC_MASK, | |
a05e2bae | 12222 | GIF_MASK, |
6fc2811b | 12223 | GIF_IMAGE, |
a05e2bae | 12224 | GIF_BACKGROUND, |
6fc2811b JR |
12225 | GIF_LAST |
12226 | }; | |
12227 | ||
12228 | /* Vector of image_keyword structures describing the format | |
12229 | of valid user-defined image specifications. */ | |
12230 | ||
12231 | static struct image_keyword gif_format[GIF_LAST] = | |
12232 | { | |
12233 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12234 | {":data", IMAGE_STRING_VALUE, 0}, | |
12235 | {":file", IMAGE_STRING_VALUE, 0}, | |
12236 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 12237 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12238 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 12239 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6fc2811b | 12240 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
12241 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12242 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
12243 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12244 | }; |
12245 | ||
12246 | /* Structure describing the image type `gif'. */ | |
12247 | ||
12248 | static struct image_type gif_type = | |
12249 | { | |
12250 | &Qgif, | |
12251 | gif_image_p, | |
12252 | gif_load, | |
12253 | x_clear_image, | |
12254 | NULL | |
12255 | }; | |
12256 | ||
12257 | /* Return non-zero if OBJECT is a valid GIF image specification. */ | |
12258 | ||
12259 | static int | |
12260 | gif_image_p (object) | |
12261 | Lisp_Object object; | |
12262 | { | |
12263 | struct image_keyword fmt[GIF_LAST]; | |
12264 | bcopy (gif_format, fmt, sizeof fmt); | |
12265 | ||
12266 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif) | |
12267 | || (fmt[GIF_ASCENT].count | |
12268 | && XFASTINT (fmt[GIF_ASCENT].value) > 100)) | |
12269 | return 0; | |
12270 | ||
12271 | /* Must specify either the :data or :file keyword. */ | |
12272 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
12273 | } | |
12274 | ||
12275 | /* Reading a GIF image from memory | |
12276 | Based on the PNG memory stuff to a certain extent. */ | |
12277 | ||
12278 | typedef struct | |
12279 | { | |
12280 | unsigned char *bytes; | |
12281 | size_t len; | |
12282 | int index; | |
12283 | } | |
12284 | gif_memory_source; | |
12285 | ||
12286 | /* Make the current memory source available to gif_read_from_memory. | |
12287 | It's done this way because not all versions of libungif support | |
12288 | a UserData field in the GifFileType structure. */ | |
12289 | static gif_memory_source *current_gif_memory_src; | |
12290 | ||
12291 | static int | |
12292 | gif_read_from_memory (file, buf, len) | |
12293 | GifFileType *file; | |
12294 | GifByteType *buf; | |
12295 | int len; | |
12296 | { | |
12297 | gif_memory_source *src = current_gif_memory_src; | |
12298 | ||
12299 | if (len > src->len - src->index) | |
12300 | return -1; | |
12301 | ||
12302 | bcopy (src->bytes + src->index, buf, len); | |
12303 | src->index += len; | |
12304 | return len; | |
12305 | } | |
12306 | ||
12307 | ||
12308 | /* Load GIF image IMG for use on frame F. Value is non-zero if | |
12309 | successful. */ | |
12310 | ||
12311 | static int | |
12312 | gif_load (f, img) | |
12313 | struct frame *f; | |
12314 | struct image *img; | |
12315 | { | |
12316 | Lisp_Object file, specified_file; | |
12317 | Lisp_Object specified_data; | |
12318 | int rc, width, height, x, y, i; | |
12319 | XImage *ximg; | |
12320 | ColorMapObject *gif_color_map; | |
12321 | unsigned long pixel_colors[256]; | |
12322 | GifFileType *gif; | |
12323 | struct gcpro gcpro1; | |
12324 | Lisp_Object image; | |
12325 | int ino, image_left, image_top, image_width, image_height; | |
12326 | gif_memory_source memsrc; | |
12327 | unsigned char *raster; | |
12328 | ||
12329 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
12330 | specified_data = image_spec_value (img->spec, QCdata, NULL); | |
12331 | file = Qnil; | |
dfff8a69 | 12332 | GCPRO1 (file); |
6fc2811b JR |
12333 | |
12334 | if (NILP (specified_data)) | |
12335 | { | |
12336 | file = x_find_image_file (specified_file); | |
6fc2811b JR |
12337 | if (!STRINGP (file)) |
12338 | { | |
12339 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
12340 | UNGCPRO; | |
12341 | return 0; | |
12342 | } | |
12343 | ||
12344 | /* Open the GIF file. */ | |
12345 | gif = DGifOpenFileName (XSTRING (file)->data); | |
12346 | if (gif == NULL) | |
12347 | { | |
12348 | image_error ("Cannot open `%s'", file, Qnil); | |
12349 | UNGCPRO; | |
12350 | return 0; | |
12351 | } | |
12352 | } | |
12353 | else | |
12354 | { | |
12355 | /* Read from memory! */ | |
12356 | current_gif_memory_src = &memsrc; | |
12357 | memsrc.bytes = XSTRING (specified_data)->data; | |
12358 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
12359 | memsrc.index = 0; | |
12360 | ||
12361 | gif = DGifOpen(&memsrc, gif_read_from_memory); | |
12362 | if (!gif) | |
12363 | { | |
12364 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); | |
12365 | UNGCPRO; | |
12366 | return 0; | |
12367 | } | |
12368 | } | |
12369 | ||
12370 | /* Read entire contents. */ | |
12371 | rc = DGifSlurp (gif); | |
12372 | if (rc == GIF_ERROR) | |
12373 | { | |
12374 | image_error ("Error reading `%s'", img->spec, Qnil); | |
12375 | DGifCloseFile (gif); | |
12376 | UNGCPRO; | |
12377 | return 0; | |
12378 | } | |
12379 | ||
12380 | image = image_spec_value (img->spec, QCindex, NULL); | |
12381 | ino = INTEGERP (image) ? XFASTINT (image) : 0; | |
12382 | if (ino >= gif->ImageCount) | |
12383 | { | |
12384 | image_error ("Invalid image number `%s' in image `%s'", | |
12385 | image, img->spec); | |
12386 | DGifCloseFile (gif); | |
12387 | UNGCPRO; | |
12388 | return 0; | |
12389 | } | |
12390 | ||
12391 | width = img->width = gif->SWidth; | |
12392 | height = img->height = gif->SHeight; | |
12393 | ||
6fc2811b JR |
12394 | /* Create the X image and pixmap. */ |
12395 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) | |
12396 | { | |
6fc2811b JR |
12397 | DGifCloseFile (gif); |
12398 | UNGCPRO; | |
12399 | return 0; | |
12400 | } | |
12401 | ||
12402 | /* Allocate colors. */ | |
12403 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
12404 | if (!gif_color_map) | |
12405 | gif_color_map = gif->SColorMap; | |
12406 | init_color_table (); | |
12407 | bzero (pixel_colors, sizeof pixel_colors); | |
12408 | ||
12409 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
12410 | { | |
12411 | int r = gif_color_map->Colors[i].Red << 8; | |
12412 | int g = gif_color_map->Colors[i].Green << 8; | |
12413 | int b = gif_color_map->Colors[i].Blue << 8; | |
12414 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
12415 | } | |
12416 | ||
12417 | img->colors = colors_in_color_table (&img->ncolors); | |
12418 | free_color_table (); | |
12419 | ||
12420 | /* Clear the part of the screen image that are not covered by | |
12421 | the image from the GIF file. Full animated GIF support | |
12422 | requires more than can be done here (see the gif89 spec, | |
12423 | disposal methods). Let's simply assume that the part | |
12424 | not covered by a sub-image is in the frame's background color. */ | |
12425 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
12426 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
12427 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
12428 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
12429 | ||
12430 | for (y = 0; y < image_top; ++y) | |
12431 | for (x = 0; x < width; ++x) | |
12432 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12433 | ||
12434 | for (y = image_top + image_height; y < height; ++y) | |
12435 | for (x = 0; x < width; ++x) | |
12436 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12437 | ||
12438 | for (y = image_top; y < image_top + image_height; ++y) | |
12439 | { | |
12440 | for (x = 0; x < image_left; ++x) | |
12441 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12442 | for (x = image_left + image_width; x < width; ++x) | |
12443 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
12444 | } | |
12445 | ||
12446 | /* Read the GIF image into the X image. We use a local variable | |
12447 | `raster' here because RasterBits below is a char *, and invites | |
12448 | problems with bytes >= 0x80. */ | |
12449 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
12450 | ||
12451 | if (gif->SavedImages[ino].ImageDesc.Interlace) | |
12452 | { | |
12453 | static int interlace_start[] = {0, 4, 2, 1}; | |
12454 | static int interlace_increment[] = {8, 8, 4, 2}; | |
a05e2bae | 12455 | int pass; |
6fc2811b JR |
12456 | int row = interlace_start[0]; |
12457 | ||
12458 | pass = 0; | |
12459 | ||
12460 | for (y = 0; y < image_height; y++) | |
12461 | { | |
12462 | if (row >= image_height) | |
12463 | { | |
12464 | row = interlace_start[++pass]; | |
12465 | while (row >= image_height) | |
12466 | row = interlace_start[++pass]; | |
12467 | } | |
12468 | ||
12469 | for (x = 0; x < image_width; x++) | |
12470 | { | |
12471 | int i = raster[(y * image_width) + x]; | |
12472 | XPutPixel (ximg, x + image_left, row + image_top, | |
12473 | pixel_colors[i]); | |
12474 | } | |
12475 | ||
12476 | row += interlace_increment[pass]; | |
12477 | } | |
12478 | } | |
12479 | else | |
12480 | { | |
12481 | for (y = 0; y < image_height; ++y) | |
12482 | for (x = 0; x < image_width; ++x) | |
12483 | { | |
12484 | int i = raster[y* image_width + x]; | |
12485 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); | |
12486 | } | |
12487 | } | |
12488 | ||
12489 | DGifCloseFile (gif); | |
a05e2bae JR |
12490 | |
12491 | /* Maybe fill in the background field while we have ximg handy. */ | |
12492 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
12493 | IMAGE_BACKGROUND (img, f, ximg); | |
12494 | ||
6fc2811b JR |
12495 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
12496 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
12497 | x_destroy_x_image (ximg); | |
6fc2811b JR |
12498 | |
12499 | UNGCPRO; | |
12500 | return 1; | |
12501 | } | |
12502 | ||
12503 | #endif /* HAVE_GIF != 0 */ | |
12504 | ||
12505 | ||
12506 | \f | |
12507 | /*********************************************************************** | |
12508 | Ghostscript | |
12509 | ***********************************************************************/ | |
12510 | ||
3cf3436e JR |
12511 | Lisp_Object Qpostscript; |
12512 | ||
6fc2811b JR |
12513 | #ifdef HAVE_GHOSTSCRIPT |
12514 | static int gs_image_p P_ ((Lisp_Object object)); | |
12515 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
12516 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
12517 | ||
12518 | /* The symbol `postscript' identifying images of this type. */ | |
12519 | ||
6fc2811b JR |
12520 | /* Keyword symbols. */ |
12521 | ||
12522 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
12523 | ||
12524 | /* Indices of image specification fields in gs_format, below. */ | |
12525 | ||
12526 | enum gs_keyword_index | |
12527 | { | |
12528 | GS_TYPE, | |
12529 | GS_PT_WIDTH, | |
12530 | GS_PT_HEIGHT, | |
12531 | GS_FILE, | |
12532 | GS_LOADER, | |
12533 | GS_BOUNDING_BOX, | |
12534 | GS_ASCENT, | |
12535 | GS_MARGIN, | |
12536 | GS_RELIEF, | |
12537 | GS_ALGORITHM, | |
12538 | GS_HEURISTIC_MASK, | |
a05e2bae JR |
12539 | GS_MASK, |
12540 | GS_BACKGROUND, | |
6fc2811b JR |
12541 | GS_LAST |
12542 | }; | |
12543 | ||
12544 | /* Vector of image_keyword structures describing the format | |
12545 | of valid user-defined image specifications. */ | |
12546 | ||
12547 | static struct image_keyword gs_format[GS_LAST] = | |
12548 | { | |
12549 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
12550 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
12551 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
12552 | {":file", IMAGE_STRING_VALUE, 1}, | |
12553 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
12554 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
12555 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
8edb0a6f | 12556 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
6fc2811b | 12557 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
a93f4566 | 12558 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
a05e2bae JR |
12559 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
12560 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
12561 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
6fc2811b JR |
12562 | }; |
12563 | ||
12564 | /* Structure describing the image type `ghostscript'. */ | |
12565 | ||
12566 | static struct image_type gs_type = | |
12567 | { | |
12568 | &Qpostscript, | |
12569 | gs_image_p, | |
12570 | gs_load, | |
12571 | gs_clear_image, | |
12572 | NULL | |
12573 | }; | |
12574 | ||
12575 | ||
12576 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
12577 | ||
12578 | static void | |
12579 | gs_clear_image (f, img) | |
12580 | struct frame *f; | |
12581 | struct image *img; | |
12582 | { | |
12583 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
12584 | xfree (img->data.ptr_val); | |
12585 | x_clear_image (f, img); | |
12586 | } | |
12587 | ||
12588 | ||
12589 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
12590 | specification. */ | |
12591 | ||
12592 | static int | |
12593 | gs_image_p (object) | |
12594 | Lisp_Object object; | |
12595 | { | |
12596 | struct image_keyword fmt[GS_LAST]; | |
12597 | Lisp_Object tem; | |
12598 | int i; | |
12599 | ||
12600 | bcopy (gs_format, fmt, sizeof fmt); | |
12601 | ||
12602 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript) | |
12603 | || (fmt[GS_ASCENT].count | |
12604 | && XFASTINT (fmt[GS_ASCENT].value) > 100)) | |
12605 | return 0; | |
12606 | ||
12607 | /* Bounding box must be a list or vector containing 4 integers. */ | |
12608 | tem = fmt[GS_BOUNDING_BOX].value; | |
12609 | if (CONSP (tem)) | |
12610 | { | |
12611 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
12612 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
12613 | return 0; | |
12614 | if (!NILP (tem)) | |
12615 | return 0; | |
12616 | } | |
12617 | else if (VECTORP (tem)) | |
12618 | { | |
12619 | if (XVECTOR (tem)->size != 4) | |
12620 | return 0; | |
12621 | for (i = 0; i < 4; ++i) | |
12622 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
12623 | return 0; | |
12624 | } | |
12625 | else | |
12626 | return 0; | |
12627 | ||
12628 | return 1; | |
12629 | } | |
12630 | ||
12631 | ||
12632 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
12633 | if successful. */ | |
12634 | ||
12635 | static int | |
12636 | gs_load (f, img) | |
12637 | struct frame *f; | |
12638 | struct image *img; | |
12639 | { | |
12640 | char buffer[100]; | |
12641 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
12642 | struct gcpro gcpro1, gcpro2; | |
12643 | Lisp_Object frame; | |
12644 | double in_width, in_height; | |
12645 | Lisp_Object pixel_colors = Qnil; | |
12646 | ||
12647 | /* Compute pixel size of pixmap needed from the given size in the | |
12648 | image specification. Sizes in the specification are in pt. 1 pt | |
12649 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
12650 | info. */ | |
12651 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
12652 | in_width = XFASTINT (pt_width) / 72.0; | |
12653 | img->width = in_width * FRAME_W32_DISPLAY_INFO (f)->resx; | |
12654 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
12655 | in_height = XFASTINT (pt_height) / 72.0; | |
12656 | img->height = in_height * FRAME_W32_DISPLAY_INFO (f)->resy; | |
12657 | ||
12658 | /* Create the pixmap. */ | |
12659 | BLOCK_INPUT; | |
12660 | xassert (img->pixmap == 0); | |
12661 | img->pixmap = XCreatePixmap (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12662 | img->width, img->height, | |
a05e2bae | 12663 | one_w32_display_info.n_cbits); |
6fc2811b JR |
12664 | UNBLOCK_INPUT; |
12665 | ||
12666 | if (!img->pixmap) | |
12667 | { | |
12668 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); | |
12669 | return 0; | |
12670 | } | |
12671 | ||
12672 | /* Call the loader to fill the pixmap. It returns a process object | |
12673 | if successful. We do not record_unwind_protect here because | |
12674 | other places in redisplay like calling window scroll functions | |
12675 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
12676 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
12677 | ||
12678 | sprintf (buffer, "%lu %lu", | |
12679 | (unsigned long) FRAME_W32_WINDOW (f), | |
12680 | (unsigned long) img->pixmap); | |
12681 | window_and_pixmap_id = build_string (buffer); | |
12682 | ||
12683 | sprintf (buffer, "%lu %lu", | |
12684 | FRAME_FOREGROUND_PIXEL (f), | |
12685 | FRAME_BACKGROUND_PIXEL (f)); | |
12686 | pixel_colors = build_string (buffer); | |
12687 | ||
12688 | XSETFRAME (frame, f); | |
12689 | loader = image_spec_value (img->spec, QCloader, NULL); | |
12690 | if (NILP (loader)) | |
12691 | loader = intern ("gs-load-image"); | |
12692 | ||
12693 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
12694 | make_number (img->width), | |
12695 | make_number (img->height), | |
12696 | window_and_pixmap_id, | |
12697 | pixel_colors); | |
12698 | UNGCPRO; | |
12699 | return PROCESSP (img->data.lisp_val); | |
12700 | } | |
12701 | ||
12702 | ||
12703 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
12704 | frame F. Called from XTread_socket when receiving an event | |
12705 | telling Emacs that Ghostscript has finished drawing. */ | |
12706 | ||
12707 | void | |
12708 | x_kill_gs_process (pixmap, f) | |
12709 | Pixmap pixmap; | |
12710 | struct frame *f; | |
12711 | { | |
12712 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
12713 | int class, i; | |
12714 | struct image *img; | |
12715 | ||
12716 | /* Find the image containing PIXMAP. */ | |
12717 | for (i = 0; i < c->used; ++i) | |
12718 | if (c->images[i]->pixmap == pixmap) | |
12719 | break; | |
12720 | ||
3cf3436e JR |
12721 | /* Should someone in between have cleared the image cache, for |
12722 | instance, give up. */ | |
12723 | if (i == c->used) | |
12724 | return; | |
12725 | ||
6fc2811b JR |
12726 | /* Kill the GS process. We should have found PIXMAP in the image |
12727 | cache and its image should contain a process object. */ | |
6fc2811b JR |
12728 | img = c->images[i]; |
12729 | xassert (PROCESSP (img->data.lisp_val)); | |
12730 | Fkill_process (img->data.lisp_val, Qnil); | |
12731 | img->data.lisp_val = Qnil; | |
12732 | ||
12733 | /* On displays with a mutable colormap, figure out the colors | |
12734 | allocated for the image by looking at the pixels of an XImage for | |
12735 | img->pixmap. */ | |
12736 | class = FRAME_W32_DISPLAY_INFO (f)->visual->class; | |
12737 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
12738 | { | |
12739 | XImage *ximg; | |
12740 | ||
12741 | BLOCK_INPUT; | |
12742 | ||
12743 | /* Try to get an XImage for img->pixmep. */ | |
12744 | ximg = XGetImage (FRAME_W32_DISPLAY (f), img->pixmap, | |
12745 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
12746 | if (ximg) | |
12747 | { | |
12748 | int x, y; | |
12749 | ||
12750 | /* Initialize the color table. */ | |
12751 | init_color_table (); | |
12752 | ||
12753 | /* For each pixel of the image, look its color up in the | |
12754 | color table. After having done so, the color table will | |
12755 | contain an entry for each color used by the image. */ | |
12756 | for (y = 0; y < img->height; ++y) | |
12757 | for (x = 0; x < img->width; ++x) | |
12758 | { | |
12759 | unsigned long pixel = XGetPixel (ximg, x, y); | |
12760 | lookup_pixel_color (f, pixel); | |
12761 | } | |
12762 | ||
12763 | /* Record colors in the image. Free color table and XImage. */ | |
12764 | img->colors = colors_in_color_table (&img->ncolors); | |
12765 | free_color_table (); | |
12766 | XDestroyImage (ximg); | |
12767 | ||
12768 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
12769 | here, we get a BadAccess later in x_clear_image when | |
12770 | freeing the colors. */ | |
12771 | /* We have allocated colors once, but Ghostscript has also | |
12772 | allocated colors on behalf of us. So, to get the | |
12773 | reference counts right, free them once. */ | |
12774 | if (img->ncolors) | |
3cf3436e | 12775 | x_free_colors (FRAME_W32_DISPLAY (f), cmap, |
6fc2811b | 12776 | img->colors, img->ncolors, 0); |
6fc2811b JR |
12777 | #endif |
12778 | } | |
12779 | else | |
12780 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
12781 | img->spec, Qnil); | |
12782 | ||
12783 | UNBLOCK_INPUT; | |
12784 | } | |
3cf3436e JR |
12785 | |
12786 | /* Now that we have the pixmap, compute mask and transform the | |
12787 | image if requested. */ | |
12788 | BLOCK_INPUT; | |
12789 | postprocess_image (f, img); | |
12790 | UNBLOCK_INPUT; | |
6fc2811b JR |
12791 | } |
12792 | ||
12793 | #endif /* HAVE_GHOSTSCRIPT */ | |
12794 | ||
12795 | \f | |
12796 | /*********************************************************************** | |
12797 | Window properties | |
12798 | ***********************************************************************/ | |
12799 | ||
12800 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
12801 | Sx_change_window_property, 2, 3, 0, | |
74e1aeec JR |
12802 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
12803 | PROP and VALUE must be strings. FRAME nil or omitted means use the | |
12804 | selected frame. Value is VALUE. */) | |
6fc2811b JR |
12805 | (prop, value, frame) |
12806 | Lisp_Object frame, prop, value; | |
12807 | { | |
767b1ff0 | 12808 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12809 | struct frame *f = check_x_frame (frame); |
12810 | Atom prop_atom; | |
12811 | ||
b7826503 PJ |
12812 | CHECK_STRING (prop); |
12813 | CHECK_STRING (value); | |
6fc2811b JR |
12814 | |
12815 | BLOCK_INPUT; | |
12816 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
12817 | XChangeProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12818 | prop_atom, XA_STRING, 8, PropModeReplace, | |
12819 | XSTRING (value)->data, XSTRING (value)->size); | |
12820 | ||
12821 | /* Make sure the property is set when we return. */ | |
12822 | XFlush (FRAME_W32_DISPLAY (f)); | |
12823 | UNBLOCK_INPUT; | |
12824 | ||
767b1ff0 | 12825 | #endif /* TODO */ |
6fc2811b JR |
12826 | |
12827 | return value; | |
12828 | } | |
12829 | ||
12830 | ||
12831 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
12832 | Sx_delete_window_property, 1, 2, 0, | |
74e1aeec JR |
12833 | doc: /* Remove window property PROP from X window of FRAME. |
12834 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
6fc2811b JR |
12835 | (prop, frame) |
12836 | Lisp_Object prop, frame; | |
12837 | { | |
767b1ff0 | 12838 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12839 | |
12840 | struct frame *f = check_x_frame (frame); | |
12841 | Atom prop_atom; | |
12842 | ||
b7826503 | 12843 | CHECK_STRING (prop); |
6fc2811b JR |
12844 | BLOCK_INPUT; |
12845 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
12846 | XDeleteProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), prop_atom); | |
12847 | ||
12848 | /* Make sure the property is removed when we return. */ | |
12849 | XFlush (FRAME_W32_DISPLAY (f)); | |
12850 | UNBLOCK_INPUT; | |
767b1ff0 | 12851 | #endif /* TODO */ |
6fc2811b JR |
12852 | |
12853 | return prop; | |
12854 | } | |
12855 | ||
12856 | ||
12857 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
12858 | 1, 2, 0, | |
74e1aeec JR |
12859 | doc: /* Value is the value of window property PROP on FRAME. |
12860 | If FRAME is nil or omitted, use the selected frame. Value is nil | |
12861 | if FRAME hasn't a property with name PROP or if PROP has no string | |
12862 | value. */) | |
6fc2811b JR |
12863 | (prop, frame) |
12864 | Lisp_Object prop, frame; | |
12865 | { | |
767b1ff0 | 12866 | #if 0 /* TODO : port window properties to W32 */ |
6fc2811b JR |
12867 | |
12868 | struct frame *f = check_x_frame (frame); | |
12869 | Atom prop_atom; | |
12870 | int rc; | |
12871 | Lisp_Object prop_value = Qnil; | |
12872 | char *tmp_data = NULL; | |
12873 | Atom actual_type; | |
12874 | int actual_format; | |
12875 | unsigned long actual_size, bytes_remaining; | |
12876 | ||
b7826503 | 12877 | CHECK_STRING (prop); |
6fc2811b JR |
12878 | BLOCK_INPUT; |
12879 | prop_atom = XInternAtom (FRAME_W32_DISPLAY (f), XSTRING (prop)->data, False); | |
12880 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12881 | prop_atom, 0, 0, False, XA_STRING, | |
12882 | &actual_type, &actual_format, &actual_size, | |
12883 | &bytes_remaining, (unsigned char **) &tmp_data); | |
12884 | if (rc == Success) | |
12885 | { | |
12886 | int size = bytes_remaining; | |
12887 | ||
12888 | XFree (tmp_data); | |
12889 | tmp_data = NULL; | |
12890 | ||
12891 | rc = XGetWindowProperty (FRAME_W32_DISPLAY (f), FRAME_W32_WINDOW (f), | |
12892 | prop_atom, 0, bytes_remaining, | |
12893 | False, XA_STRING, | |
12894 | &actual_type, &actual_format, | |
12895 | &actual_size, &bytes_remaining, | |
12896 | (unsigned char **) &tmp_data); | |
12897 | if (rc == Success) | |
12898 | prop_value = make_string (tmp_data, size); | |
12899 | ||
12900 | XFree (tmp_data); | |
12901 | } | |
12902 | ||
12903 | UNBLOCK_INPUT; | |
12904 | ||
12905 | return prop_value; | |
12906 | ||
767b1ff0 | 12907 | #endif /* TODO */ |
6fc2811b JR |
12908 | return Qnil; |
12909 | } | |
12910 | ||
12911 | ||
12912 | \f | |
12913 | /*********************************************************************** | |
12914 | Busy cursor | |
12915 | ***********************************************************************/ | |
12916 | ||
f79e6790 | 12917 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 12918 | an hourglass cursor on all frames. */ |
6fc2811b | 12919 | |
0af913d7 | 12920 | static struct atimer *hourglass_atimer; |
6fc2811b | 12921 | |
0af913d7 | 12922 | /* Non-zero means an hourglass cursor is currently shown. */ |
6fc2811b | 12923 | |
0af913d7 | 12924 | static int hourglass_shown_p; |
6fc2811b | 12925 | |
0af913d7 | 12926 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
6fc2811b | 12927 | |
0af913d7 | 12928 | static Lisp_Object Vhourglass_delay; |
6fc2811b | 12929 | |
0af913d7 | 12930 | /* Default number of seconds to wait before displaying an hourglass |
f79e6790 JR |
12931 | cursor. */ |
12932 | ||
0af913d7 | 12933 | #define DEFAULT_HOURGLASS_DELAY 1 |
f79e6790 JR |
12934 | |
12935 | /* Function prototypes. */ | |
12936 | ||
0af913d7 GM |
12937 | static void show_hourglass P_ ((struct atimer *)); |
12938 | static void hide_hourglass P_ ((void)); | |
f79e6790 JR |
12939 | |
12940 | ||
0af913d7 | 12941 | /* Cancel a currently active hourglass timer, and start a new one. */ |
f79e6790 JR |
12942 | |
12943 | void | |
0af913d7 | 12944 | start_hourglass () |
f79e6790 | 12945 | { |
767b1ff0 | 12946 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 12947 | EMACS_TIME delay; |
dfff8a69 | 12948 | int secs, usecs = 0; |
f79e6790 | 12949 | |
0af913d7 | 12950 | cancel_hourglass (); |
f79e6790 | 12951 | |
0af913d7 GM |
12952 | if (INTEGERP (Vhourglass_delay) |
12953 | && XINT (Vhourglass_delay) > 0) | |
12954 | secs = XFASTINT (Vhourglass_delay); | |
12955 | else if (FLOATP (Vhourglass_delay) | |
12956 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
dfff8a69 JR |
12957 | { |
12958 | Lisp_Object tem; | |
0af913d7 | 12959 | tem = Ftruncate (Vhourglass_delay, Qnil); |
dfff8a69 | 12960 | secs = XFASTINT (tem); |
0af913d7 | 12961 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
dfff8a69 | 12962 | } |
f79e6790 | 12963 | else |
0af913d7 | 12964 | secs = DEFAULT_HOURGLASS_DELAY; |
f79e6790 | 12965 | |
dfff8a69 | 12966 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
12967 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
12968 | show_hourglass, NULL); | |
f79e6790 JR |
12969 | #endif |
12970 | } | |
12971 | ||
12972 | ||
0af913d7 GM |
12973 | /* Cancel the hourglass cursor timer if active, hide an hourglass |
12974 | cursor if shown. */ | |
f79e6790 JR |
12975 | |
12976 | void | |
0af913d7 | 12977 | cancel_hourglass () |
f79e6790 | 12978 | { |
0af913d7 | 12979 | if (hourglass_atimer) |
dfff8a69 | 12980 | { |
0af913d7 GM |
12981 | cancel_atimer (hourglass_atimer); |
12982 | hourglass_atimer = NULL; | |
dfff8a69 JR |
12983 | } |
12984 | ||
0af913d7 GM |
12985 | if (hourglass_shown_p) |
12986 | hide_hourglass (); | |
f79e6790 JR |
12987 | } |
12988 | ||
12989 | ||
0af913d7 GM |
12990 | /* Timer function of hourglass_atimer. TIMER is equal to |
12991 | hourglass_atimer. | |
f79e6790 | 12992 | |
0af913d7 GM |
12993 | Display an hourglass cursor on all frames by mapping the frames' |
12994 | hourglass_window. Set the hourglass_p flag in the frames' | |
12995 | output_data.x structure to indicate that an hourglass cursor is | |
12996 | shown on the frames. */ | |
f79e6790 JR |
12997 | |
12998 | static void | |
0af913d7 | 12999 | show_hourglass (timer) |
f79e6790 | 13000 | struct atimer *timer; |
6fc2811b | 13001 | { |
767b1ff0 | 13002 | #if 0 /* TODO: cursor shape changes. */ |
f79e6790 | 13003 | /* The timer implementation will cancel this timer automatically |
0af913d7 | 13004 | after this function has run. Set hourglass_atimer to null |
f79e6790 | 13005 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 13006 | hourglass_atimer = NULL; |
f79e6790 | 13007 | |
0af913d7 | 13008 | if (!hourglass_shown_p) |
6fc2811b JR |
13009 | { |
13010 | Lisp_Object rest, frame; | |
f79e6790 JR |
13011 | |
13012 | BLOCK_INPUT; | |
13013 | ||
6fc2811b | 13014 | FOR_EACH_FRAME (rest, frame) |
dc220243 | 13015 | if (FRAME_W32_P (XFRAME (frame))) |
6fc2811b JR |
13016 | { |
13017 | struct frame *f = XFRAME (frame); | |
f79e6790 | 13018 | |
0af913d7 | 13019 | f->output_data.w32->hourglass_p = 1; |
f79e6790 | 13020 | |
0af913d7 | 13021 | if (!f->output_data.w32->hourglass_window) |
6fc2811b JR |
13022 | { |
13023 | unsigned long mask = CWCursor; | |
13024 | XSetWindowAttributes attrs; | |
f79e6790 | 13025 | |
0af913d7 | 13026 | attrs.cursor = f->output_data.w32->hourglass_cursor; |
f79e6790 | 13027 | |
0af913d7 | 13028 | f->output_data.w32->hourglass_window |
f79e6790 | 13029 | = XCreateWindow (FRAME_X_DISPLAY (f), |
6fc2811b JR |
13030 | FRAME_OUTER_WINDOW (f), |
13031 | 0, 0, 32000, 32000, 0, 0, | |
f79e6790 JR |
13032 | InputOnly, |
13033 | CopyFromParent, | |
6fc2811b JR |
13034 | mask, &attrs); |
13035 | } | |
f79e6790 | 13036 | |
0af913d7 GM |
13037 | XMapRaised (FRAME_X_DISPLAY (f), |
13038 | f->output_data.w32->hourglass_window); | |
f79e6790 | 13039 | XFlush (FRAME_X_DISPLAY (f)); |
6fc2811b | 13040 | } |
6fc2811b | 13041 | |
0af913d7 | 13042 | hourglass_shown_p = 1; |
f79e6790 JR |
13043 | UNBLOCK_INPUT; |
13044 | } | |
13045 | #endif | |
6fc2811b JR |
13046 | } |
13047 | ||
13048 | ||
0af913d7 | 13049 | /* Hide the hourglass cursor on all frames, if it is currently shown. */ |
6fc2811b | 13050 | |
f79e6790 | 13051 | static void |
0af913d7 | 13052 | hide_hourglass () |
f79e6790 | 13053 | { |
767b1ff0 | 13054 | #if 0 /* TODO: cursor shape changes. */ |
0af913d7 | 13055 | if (hourglass_shown_p) |
6fc2811b | 13056 | { |
f79e6790 JR |
13057 | Lisp_Object rest, frame; |
13058 | ||
13059 | BLOCK_INPUT; | |
13060 | FOR_EACH_FRAME (rest, frame) | |
6fc2811b | 13061 | { |
f79e6790 JR |
13062 | struct frame *f = XFRAME (frame); |
13063 | ||
dc220243 | 13064 | if (FRAME_W32_P (f) |
f79e6790 | 13065 | /* Watch out for newly created frames. */ |
0af913d7 | 13066 | && f->output_data.x->hourglass_window) |
f79e6790 | 13067 | { |
0af913d7 GM |
13068 | XUnmapWindow (FRAME_X_DISPLAY (f), |
13069 | f->output_data.x->hourglass_window); | |
13070 | /* Sync here because XTread_socket looks at the | |
13071 | hourglass_p flag that is reset to zero below. */ | |
f79e6790 | 13072 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 13073 | f->output_data.x->hourglass_p = 0; |
f79e6790 | 13074 | } |
6fc2811b | 13075 | } |
6fc2811b | 13076 | |
0af913d7 | 13077 | hourglass_shown_p = 0; |
f79e6790 JR |
13078 | UNBLOCK_INPUT; |
13079 | } | |
13080 | #endif | |
6fc2811b JR |
13081 | } |
13082 | ||
13083 | ||
13084 | \f | |
13085 | /*********************************************************************** | |
13086 | Tool tips | |
13087 | ***********************************************************************/ | |
13088 | ||
13089 | static Lisp_Object x_create_tip_frame P_ ((struct w32_display_info *, | |
3cf3436e JR |
13090 | Lisp_Object, Lisp_Object)); |
13091 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, | |
13092 | Lisp_Object, int, int, int *, int *)); | |
6fc2811b | 13093 | |
3cf3436e | 13094 | /* The frame of a currently visible tooltip. */ |
6fc2811b | 13095 | |
937e601e | 13096 | Lisp_Object tip_frame; |
6fc2811b JR |
13097 | |
13098 | /* If non-nil, a timer started that hides the last tooltip when it | |
13099 | fires. */ | |
13100 | ||
13101 | Lisp_Object tip_timer; | |
13102 | Window tip_window; | |
13103 | ||
3cf3436e JR |
13104 | /* If non-nil, a vector of 3 elements containing the last args |
13105 | with which x-show-tip was called. See there. */ | |
13106 | ||
13107 | Lisp_Object last_show_tip_args; | |
13108 | ||
13109 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ | |
13110 | ||
13111 | Lisp_Object Vx_max_tooltip_size; | |
13112 | ||
13113 | ||
937e601e AI |
13114 | static Lisp_Object |
13115 | unwind_create_tip_frame (frame) | |
13116 | Lisp_Object frame; | |
13117 | { | |
c844a81a GM |
13118 | Lisp_Object deleted; |
13119 | ||
13120 | deleted = unwind_create_frame (frame); | |
13121 | if (EQ (deleted, Qt)) | |
13122 | { | |
13123 | tip_window = NULL; | |
13124 | tip_frame = Qnil; | |
13125 | } | |
13126 | ||
13127 | return deleted; | |
937e601e AI |
13128 | } |
13129 | ||
13130 | ||
6fc2811b | 13131 | /* Create a frame for a tooltip on the display described by DPYINFO. |
3cf3436e JR |
13132 | PARMS is a list of frame parameters. TEXT is the string to |
13133 | display in the tip frame. Value is the frame. | |
937e601e AI |
13134 | |
13135 | Note that functions called here, esp. x_default_parameter can | |
13136 | signal errors, for instance when a specified color name is | |
13137 | undefined. We have to make sure that we're in a consistent state | |
13138 | when this happens. */ | |
6fc2811b JR |
13139 | |
13140 | static Lisp_Object | |
3cf3436e | 13141 | x_create_tip_frame (dpyinfo, parms, text) |
6fc2811b | 13142 | struct w32_display_info *dpyinfo; |
3cf3436e | 13143 | Lisp_Object parms, text; |
6fc2811b | 13144 | { |
6fc2811b JR |
13145 | struct frame *f; |
13146 | Lisp_Object frame, tem; | |
13147 | Lisp_Object name; | |
13148 | long window_prompting = 0; | |
13149 | int width, height; | |
dc220243 | 13150 | int count = BINDING_STACK_SIZE (); |
6fc2811b JR |
13151 | struct gcpro gcpro1, gcpro2, gcpro3; |
13152 | struct kboard *kb; | |
3cf3436e JR |
13153 | int face_change_count_before = face_change_count; |
13154 | Lisp_Object buffer; | |
13155 | struct buffer *old_buffer; | |
6fc2811b | 13156 | |
ca56d953 | 13157 | check_w32 (); |
6fc2811b JR |
13158 | |
13159 | /* Use this general default value to start with until we know if | |
13160 | this frame has a specified name. */ | |
13161 | Vx_resource_name = Vinvocation_name; | |
13162 | ||
13163 | #ifdef MULTI_KBOARD | |
13164 | kb = dpyinfo->kboard; | |
13165 | #else | |
13166 | kb = &the_only_kboard; | |
13167 | #endif | |
13168 | ||
13169 | /* Get the name of the frame to use for resource lookup. */ | |
13170 | name = w32_get_arg (parms, Qname, "name", "Name", RES_TYPE_STRING); | |
13171 | if (!STRINGP (name) | |
13172 | && !EQ (name, Qunbound) | |
13173 | && !NILP (name)) | |
13174 | error ("Invalid frame name--not a string or nil"); | |
13175 | Vx_resource_name = name; | |
13176 | ||
13177 | frame = Qnil; | |
13178 | GCPRO3 (parms, name, frame); | |
9eb16b62 JR |
13179 | /* Make a frame without minibuffer nor mode-line. */ |
13180 | f = make_frame (0); | |
13181 | f->wants_modeline = 0; | |
6fc2811b | 13182 | XSETFRAME (frame, f); |
3cf3436e JR |
13183 | |
13184 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
13185 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
13186 | old_buffer = current_buffer; | |
13187 | set_buffer_internal_1 (XBUFFER (buffer)); | |
13188 | current_buffer->truncate_lines = Qnil; | |
13189 | Ferase_buffer (); | |
13190 | Finsert (1, &text); | |
13191 | set_buffer_internal_1 (old_buffer); | |
13192 | ||
6fc2811b | 13193 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
937e601e | 13194 | record_unwind_protect (unwind_create_tip_frame, frame); |
6fc2811b | 13195 | |
3cf3436e JR |
13196 | /* By setting the output method, we're essentially saying that |
13197 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
13198 | from this point on, x_destroy_window might screw up reference | |
13199 | counts etc. */ | |
d88c567c | 13200 | f->output_method = output_w32; |
6fc2811b JR |
13201 | f->output_data.w32 = |
13202 | (struct w32_output *) xmalloc (sizeof (struct w32_output)); | |
13203 | bzero (f->output_data.w32, sizeof (struct w32_output)); | |
ca56d953 JR |
13204 | |
13205 | FRAME_FONTSET (f) = -1; | |
6fc2811b JR |
13206 | f->icon_name = Qnil; |
13207 | ||
ca56d953 | 13208 | #if 0 /* GLYPH_DEBUG TODO: image support. */ |
937e601e AI |
13209 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
13210 | dpyinfo_refcount = dpyinfo->reference_count; | |
13211 | #endif /* GLYPH_DEBUG */ | |
6fc2811b JR |
13212 | #ifdef MULTI_KBOARD |
13213 | FRAME_KBOARD (f) = kb; | |
13214 | #endif | |
13215 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; | |
13216 | f->output_data.w32->explicit_parent = 0; | |
13217 | ||
13218 | /* Set the name; the functions to which we pass f expect the name to | |
13219 | be set. */ | |
13220 | if (EQ (name, Qunbound) || NILP (name)) | |
13221 | { | |
ca56d953 | 13222 | f->name = build_string (dpyinfo->w32_id_name); |
6fc2811b JR |
13223 | f->explicit_name = 0; |
13224 | } | |
13225 | else | |
13226 | { | |
13227 | f->name = name; | |
13228 | f->explicit_name = 1; | |
13229 | /* use the frame's title when getting resources for this frame. */ | |
13230 | specbind (Qx_resource_name, name); | |
13231 | } | |
13232 | ||
6fc2811b JR |
13233 | /* Extract the window parameters from the supplied values |
13234 | that are needed to determine window geometry. */ | |
13235 | { | |
13236 | Lisp_Object font; | |
13237 | ||
13238 | font = w32_get_arg (parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
13239 | ||
13240 | BLOCK_INPUT; | |
13241 | /* First, try whatever font the caller has specified. */ | |
13242 | if (STRINGP (font)) | |
13243 | { | |
13244 | tem = Fquery_fontset (font, Qnil); | |
13245 | if (STRINGP (tem)) | |
13246 | font = x_new_fontset (f, XSTRING (tem)->data); | |
13247 | else | |
13248 | font = x_new_font (f, XSTRING (font)->data); | |
13249 | } | |
13250 | ||
13251 | /* Try out a font which we hope has bold and italic variations. */ | |
13252 | if (!STRINGP (font)) | |
ca56d953 | 13253 | font = x_new_font (f, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1"); |
6fc2811b | 13254 | if (! STRINGP (font)) |
ca56d953 | 13255 | font = x_new_font (f, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
13256 | /* If those didn't work, look for something which will at least work. */ |
13257 | if (! STRINGP (font)) | |
ca56d953 | 13258 | font = x_new_font (f, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1"); |
6fc2811b JR |
13259 | UNBLOCK_INPUT; |
13260 | if (! STRINGP (font)) | |
ca56d953 | 13261 | font = build_string ("Fixedsys"); |
6fc2811b JR |
13262 | |
13263 | x_default_parameter (f, parms, Qfont, font, | |
13264 | "font", "Font", RES_TYPE_STRING); | |
13265 | } | |
13266 | ||
13267 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
13268 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
6fc2811b JR |
13269 | /* This defaults to 2 in order to match xterm. We recognize either |
13270 | internalBorderWidth or internalBorder (which is what xterm calls | |
13271 | it). */ | |
13272 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
13273 | { | |
13274 | Lisp_Object value; | |
13275 | ||
13276 | value = w32_get_arg (parms, Qinternal_border_width, | |
13277 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
13278 | if (! EQ (value, Qunbound)) | |
13279 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
13280 | parms); | |
13281 | } | |
bfd6edcc | 13282 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
6fc2811b JR |
13283 | "internalBorderWidth", "internalBorderWidth", |
13284 | RES_TYPE_NUMBER); | |
13285 | ||
13286 | /* Also do the stuff which must be set before the window exists. */ | |
13287 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
13288 | "foreground", "Foreground", RES_TYPE_STRING); | |
13289 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
13290 | "background", "Background", RES_TYPE_STRING); | |
13291 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
13292 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
13293 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
13294 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
13295 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
13296 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
13297 | ||
13298 | /* Init faces before x_default_parameter is called for scroll-bar | |
13299 | parameters because that function calls x_set_scroll_bar_width, | |
13300 | which calls change_frame_size, which calls Fset_window_buffer, | |
13301 | which runs hooks, which call Fvertical_motion. At the end, we | |
13302 | end up in init_iterator with a null face cache, which should not | |
13303 | happen. */ | |
13304 | init_frame_faces (f); | |
ca56d953 JR |
13305 | |
13306 | f->output_data.w32->dwStyle = WS_BORDER | WS_POPUP | WS_DISABLED; | |
6fc2811b | 13307 | f->output_data.w32->parent_desc = FRAME_W32_DISPLAY_INFO (f)->root_window; |
9eb16b62 | 13308 | |
6fc2811b JR |
13309 | window_prompting = x_figure_window_size (f, parms); |
13310 | ||
9eb16b62 JR |
13311 | /* No fringes on tip frame. */ |
13312 | f->output_data.w32->fringes_extra = 0; | |
13313 | f->output_data.w32->fringe_cols = 0; | |
13314 | f->output_data.w32->left_fringe_width = 0; | |
13315 | f->output_data.w32->right_fringe_width = 0; | |
13316 | ||
6fc2811b JR |
13317 | if (window_prompting & XNegative) |
13318 | { | |
13319 | if (window_prompting & YNegative) | |
13320 | f->output_data.w32->win_gravity = SouthEastGravity; | |
13321 | else | |
13322 | f->output_data.w32->win_gravity = NorthEastGravity; | |
13323 | } | |
13324 | else | |
13325 | { | |
13326 | if (window_prompting & YNegative) | |
13327 | f->output_data.w32->win_gravity = SouthWestGravity; | |
13328 | else | |
13329 | f->output_data.w32->win_gravity = NorthWestGravity; | |
13330 | } | |
13331 | ||
13332 | f->output_data.w32->size_hint_flags = window_prompting; | |
ca56d953 JR |
13333 | |
13334 | BLOCK_INPUT; | |
13335 | my_create_tip_window (f); | |
13336 | UNBLOCK_INPUT; | |
6fc2811b JR |
13337 | |
13338 | x_make_gc (f); | |
13339 | ||
13340 | x_default_parameter (f, parms, Qauto_raise, Qnil, | |
13341 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
13342 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
13343 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
13344 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
13345 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
13346 | ||
13347 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
13348 | Change will not be effected unless different from the current | |
13349 | f->height. */ | |
13350 | width = f->width; | |
13351 | height = f->height; | |
13352 | f->height = 0; | |
13353 | SET_FRAME_WIDTH (f, 0); | |
13354 | change_frame_size (f, height, width, 1, 0, 0); | |
13355 | ||
3cf3436e JR |
13356 | /* Set up faces after all frame parameters are known. This call |
13357 | also merges in face attributes specified for new frames. | |
13358 | ||
13359 | Frame parameters may be changed if .Xdefaults contains | |
13360 | specifications for the default font. For example, if there is an | |
13361 | `Emacs.default.attributeBackground: pink', the `background-color' | |
13362 | attribute of the frame get's set, which let's the internal border | |
13363 | of the tooltip frame appear in pink. Prevent this. */ | |
13364 | { | |
13365 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
13366 | ||
13367 | /* Set tip_frame here, so that */ | |
13368 | tip_frame = frame; | |
13369 | call1 (Qface_set_after_frame_default, frame); | |
13370 | ||
13371 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) | |
13372 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
13373 | Qnil)); | |
13374 | } | |
13375 | ||
6fc2811b JR |
13376 | f->no_split = 1; |
13377 | ||
13378 | UNGCPRO; | |
13379 | ||
13380 | /* It is now ok to make the frame official even if we get an error | |
13381 | below. And the frame needs to be on Vframe_list or making it | |
13382 | visible won't work. */ | |
13383 | Vframe_list = Fcons (frame, Vframe_list); | |
13384 | ||
13385 | /* Now that the frame is official, it counts as a reference to | |
13386 | its display. */ | |
13387 | FRAME_W32_DISPLAY_INFO (f)->reference_count++; | |
ee78dc32 | 13388 | |
3cf3436e JR |
13389 | /* Setting attributes of faces of the tooltip frame from resources |
13390 | and similar will increment face_change_count, which leads to the | |
13391 | clearing of all current matrices. Since this isn't necessary | |
13392 | here, avoid it by resetting face_change_count to the value it | |
13393 | had before we created the tip frame. */ | |
13394 | face_change_count = face_change_count_before; | |
13395 | ||
13396 | /* Discard the unwind_protect. */ | |
6fc2811b | 13397 | return unbind_to (count, frame); |
ee78dc32 GV |
13398 | } |
13399 | ||
3cf3436e JR |
13400 | |
13401 | /* Compute where to display tip frame F. PARMS is the list of frame | |
13402 | parameters for F. DX and DY are specified offsets from the current | |
13403 | location of the mouse. WIDTH and HEIGHT are the width and height | |
13404 | of the tooltip. Return coordinates relative to the root window of | |
13405 | the display in *ROOT_X, and *ROOT_Y. */ | |
13406 | ||
13407 | static void | |
13408 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) | |
13409 | struct frame *f; | |
13410 | Lisp_Object parms, dx, dy; | |
13411 | int width, height; | |
13412 | int *root_x, *root_y; | |
13413 | { | |
3cf3436e | 13414 | Lisp_Object left, top; |
3cf3436e JR |
13415 | |
13416 | /* User-specified position? */ | |
13417 | left = Fcdr (Fassq (Qleft, parms)); | |
13418 | top = Fcdr (Fassq (Qtop, parms)); | |
13419 | ||
13420 | /* Move the tooltip window where the mouse pointer is. Resize and | |
13421 | show it. */ | |
ca56d953 | 13422 | if (!INTEGERP (left) || !INTEGERP (top)) |
3cf3436e | 13423 | { |
ca56d953 JR |
13424 | POINT pt; |
13425 | ||
3cf3436e | 13426 | BLOCK_INPUT; |
ca56d953 JR |
13427 | GetCursorPos (&pt); |
13428 | *root_x = pt.x; | |
13429 | *root_y = pt.y; | |
3cf3436e JR |
13430 | UNBLOCK_INPUT; |
13431 | } | |
13432 | ||
13433 | if (INTEGERP (top)) | |
13434 | *root_y = XINT (top); | |
13435 | else if (*root_y + XINT (dy) - height < 0) | |
13436 | *root_y -= XINT (dy); | |
13437 | else | |
13438 | { | |
13439 | *root_y -= height; | |
13440 | *root_y += XINT (dy); | |
13441 | } | |
13442 | ||
13443 | if (INTEGERP (left)) | |
13444 | *root_x = XINT (left); | |
72e4adef JR |
13445 | else if (*root_x + XINT (dx) + width <= FRAME_W32_DISPLAY_INFO (f)->width) |
13446 | /* It fits to the right of the pointer. */ | |
13447 | *root_x += XINT (dx); | |
13448 | else if (width + XINT (dx) <= *root_x) | |
13449 | /* It fits to the left of the pointer. */ | |
3cf3436e JR |
13450 | *root_x -= width + XINT (dx); |
13451 | else | |
72e4adef JR |
13452 | /* Put it left justified on the screen -- it ought to fit that way. */ |
13453 | *root_x = 0; | |
3cf3436e JR |
13454 | } |
13455 | ||
13456 | ||
71eab8d1 | 13457 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
74e1aeec JR |
13458 | doc: /* Show STRING in a \"tooltip\" window on frame FRAME. |
13459 | A tooltip window is a small window displaying a string. | |
13460 | ||
13461 | FRAME nil or omitted means use the selected frame. | |
13462 | ||
13463 | PARMS is an optional list of frame parameters which can be | |
13464 | used to change the tooltip's appearance. | |
13465 | ||
ca56d953 JR |
13466 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil |
13467 | means use the default timeout of 5 seconds. | |
74e1aeec | 13468 | |
ca56d953 | 13469 | If the list of frame parameters PARAMS contains a `left' parameter, |
74e1aeec JR |
13470 | the tooltip is displayed at that x-position. Otherwise it is |
13471 | displayed at the mouse position, with offset DX added (default is 5 if | |
13472 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
13473 | parameter is specified, it determines the y-position of the tooltip | |
13474 | window, otherwise it is displayed at the mouse position, with offset | |
13475 | DY added (default is -10). | |
13476 | ||
13477 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
13478 | Text larger than the specified size is clipped. */) | |
71eab8d1 AI |
13479 | (string, frame, parms, timeout, dx, dy) |
13480 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
ee78dc32 | 13481 | { |
6fc2811b JR |
13482 | struct frame *f; |
13483 | struct window *w; | |
3cf3436e | 13484 | int root_x, root_y; |
6fc2811b JR |
13485 | struct buffer *old_buffer; |
13486 | struct text_pos pos; | |
13487 | int i, width, height; | |
6fc2811b JR |
13488 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
13489 | int old_windows_or_buffers_changed = windows_or_buffers_changed; | |
ca56d953 | 13490 | int count = BINDING_STACK_SIZE (); |
6fc2811b JR |
13491 | |
13492 | specbind (Qinhibit_redisplay, Qt); | |
ee78dc32 | 13493 | |
dfff8a69 | 13494 | GCPRO4 (string, parms, frame, timeout); |
ee78dc32 | 13495 | |
b7826503 | 13496 | CHECK_STRING (string); |
6fc2811b JR |
13497 | f = check_x_frame (frame); |
13498 | if (NILP (timeout)) | |
13499 | timeout = make_number (5); | |
13500 | else | |
b7826503 | 13501 | CHECK_NATNUM (timeout); |
ee78dc32 | 13502 | |
71eab8d1 AI |
13503 | if (NILP (dx)) |
13504 | dx = make_number (5); | |
13505 | else | |
b7826503 | 13506 | CHECK_NUMBER (dx); |
71eab8d1 AI |
13507 | |
13508 | if (NILP (dy)) | |
dc220243 | 13509 | dy = make_number (-10); |
71eab8d1 | 13510 | else |
b7826503 | 13511 | CHECK_NUMBER (dy); |
71eab8d1 | 13512 | |
dc220243 JR |
13513 | if (NILP (last_show_tip_args)) |
13514 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
13515 | ||
13516 | if (!NILP (tip_frame)) | |
13517 | { | |
13518 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
13519 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
13520 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
13521 | ||
13522 | if (EQ (frame, last_frame) | |
13523 | && !NILP (Fequal (last_string, string)) | |
13524 | && !NILP (Fequal (last_parms, parms))) | |
13525 | { | |
13526 | struct frame *f = XFRAME (tip_frame); | |
13527 | ||
13528 | /* Only DX and DY have changed. */ | |
13529 | if (!NILP (tip_timer)) | |
13530 | { | |
13531 | Lisp_Object timer = tip_timer; | |
13532 | tip_timer = Qnil; | |
13533 | call1 (Qcancel_timer, timer); | |
13534 | } | |
13535 | ||
13536 | BLOCK_INPUT; | |
ca56d953 JR |
13537 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
13538 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
13539 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, | |
13540 | root_x, root_y, 0, 0, | |
13541 | SWP_NOSIZE | SWP_NOACTIVATE); | |
dc220243 JR |
13542 | UNBLOCK_INPUT; |
13543 | goto start_timer; | |
13544 | } | |
13545 | } | |
13546 | ||
6fc2811b JR |
13547 | /* Hide a previous tip, if any. */ |
13548 | Fx_hide_tip (); | |
ee78dc32 | 13549 | |
dc220243 JR |
13550 | ASET (last_show_tip_args, 0, string); |
13551 | ASET (last_show_tip_args, 1, frame); | |
13552 | ASET (last_show_tip_args, 2, parms); | |
13553 | ||
6fc2811b JR |
13554 | /* Add default values to frame parameters. */ |
13555 | if (NILP (Fassq (Qname, parms))) | |
13556 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
13557 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
13558 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
13559 | if (NILP (Fassq (Qborder_width, parms))) | |
13560 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
13561 | if (NILP (Fassq (Qborder_color, parms))) | |
13562 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
13563 | if (NILP (Fassq (Qbackground_color, parms))) | |
13564 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
13565 | parms); | |
13566 | ||
0e3fcdef JR |
13567 | /* Block input until the tip has been fully drawn, to avoid crashes |
13568 | when drawing tips in menus. */ | |
13569 | BLOCK_INPUT; | |
13570 | ||
6fc2811b JR |
13571 | /* Create a frame for the tooltip, and record it in the global |
13572 | variable tip_frame. */ | |
ca56d953 | 13573 | frame = x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f), parms, string); |
937e601e | 13574 | f = XFRAME (frame); |
6fc2811b | 13575 | |
3cf3436e | 13576 | /* Set up the frame's root window. */ |
6fc2811b JR |
13577 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
13578 | w->left = w->top = make_number (0); | |
3cf3436e JR |
13579 | |
13580 | if (CONSP (Vx_max_tooltip_size) | |
13581 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
13582 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
13583 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
13584 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
13585 | { | |
13586 | w->width = XCAR (Vx_max_tooltip_size); | |
13587 | w->height = XCDR (Vx_max_tooltip_size); | |
13588 | } | |
13589 | else | |
13590 | { | |
13591 | w->width = make_number (80); | |
13592 | w->height = make_number (40); | |
13593 | } | |
13594 | ||
13595 | f->window_width = XINT (w->width); | |
6fc2811b JR |
13596 | adjust_glyphs (f); |
13597 | w->pseudo_window_p = 1; | |
13598 | ||
13599 | /* Display the tooltip text in a temporary buffer. */ | |
6fc2811b | 13600 | old_buffer = current_buffer; |
3cf3436e JR |
13601 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
13602 | current_buffer->truncate_lines = Qnil; | |
6fc2811b JR |
13603 | clear_glyph_matrix (w->desired_matrix); |
13604 | clear_glyph_matrix (w->current_matrix); | |
13605 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
13606 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
13607 | ||
13608 | /* Compute width and height of the tooltip. */ | |
13609 | width = height = 0; | |
13610 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
ee78dc32 | 13611 | { |
6fc2811b JR |
13612 | struct glyph_row *row = &w->desired_matrix->rows[i]; |
13613 | struct glyph *last; | |
13614 | int row_width; | |
13615 | ||
13616 | /* Stop at the first empty row at the end. */ | |
13617 | if (!row->enabled_p || !row->displays_text_p) | |
13618 | break; | |
13619 | ||
13620 | /* Let the row go over the full width of the frame. */ | |
13621 | row->full_width_p = 1; | |
13622 | ||
4e3a1c61 JR |
13623 | #ifdef TODO /* Investigate why some fonts need more width than is |
13624 | calculated for some tooltips. */ | |
6fc2811b JR |
13625 | /* There's a glyph at the end of rows that is use to place |
13626 | the cursor there. Don't include the width of this glyph. */ | |
13627 | if (row->used[TEXT_AREA]) | |
13628 | { | |
13629 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
13630 | row_width = row->pixel_width - last->pixel_width; | |
13631 | } | |
13632 | else | |
4e3a1c61 | 13633 | #endif |
6fc2811b JR |
13634 | row_width = row->pixel_width; |
13635 | ||
ca56d953 | 13636 | /* TODO: find why tips do not draw along baseline as instructed. */ |
bfd6edcc | 13637 | height += row->height; |
6fc2811b | 13638 | width = max (width, row_width); |
ee78dc32 GV |
13639 | } |
13640 | ||
6fc2811b JR |
13641 | /* Add the frame's internal border to the width and height the X |
13642 | window should have. */ | |
13643 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
13644 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
ee78dc32 | 13645 | |
6fc2811b JR |
13646 | /* Move the tooltip window where the mouse pointer is. Resize and |
13647 | show it. */ | |
3cf3436e | 13648 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
71eab8d1 | 13649 | |
bfd6edcc JR |
13650 | { |
13651 | /* Adjust Window size to take border into account. */ | |
13652 | RECT rect; | |
13653 | rect.left = rect.top = 0; | |
13654 | rect.right = width; | |
13655 | rect.bottom = height; | |
13656 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, | |
13657 | FRAME_EXTERNAL_MENU_BAR (f)); | |
13658 | ||
13659 | SetWindowPos (FRAME_W32_WINDOW (f), HWND_TOPMOST, | |
13660 | root_x, root_y, rect.right - rect.left, | |
13661 | rect.bottom - rect.top, SWP_NOACTIVATE); | |
13662 | ||
13663 | /* Let redisplay know that we have made the frame visible already. */ | |
13664 | f->async_visible = 1; | |
13665 | ||
13666 | ShowWindow (FRAME_W32_WINDOW (f), SW_SHOWNOACTIVATE); | |
13667 | } | |
ee78dc32 | 13668 | |
6fc2811b JR |
13669 | /* Draw into the window. */ |
13670 | w->must_be_updated_p = 1; | |
13671 | update_single_window (w, 1); | |
ee78dc32 | 13672 | |
0e3fcdef JR |
13673 | UNBLOCK_INPUT; |
13674 | ||
6fc2811b JR |
13675 | /* Restore original current buffer. */ |
13676 | set_buffer_internal_1 (old_buffer); | |
13677 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
ee78dc32 | 13678 | |
dc220243 | 13679 | start_timer: |
6fc2811b JR |
13680 | /* Let the tip disappear after timeout seconds. */ |
13681 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
13682 | intern ("x-hide-tip")); | |
ee78dc32 | 13683 | |
dfff8a69 | 13684 | UNGCPRO; |
6fc2811b | 13685 | return unbind_to (count, Qnil); |
ee78dc32 GV |
13686 | } |
13687 | ||
ee78dc32 | 13688 | |
6fc2811b | 13689 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, |
74e1aeec JR |
13690 | doc: /* Hide the current tooltip window, if there is any. |
13691 | Value is t if tooltip was open, nil otherwise. */) | |
6fc2811b JR |
13692 | () |
13693 | { | |
937e601e AI |
13694 | int count; |
13695 | Lisp_Object deleted, frame, timer; | |
13696 | struct gcpro gcpro1, gcpro2; | |
13697 | ||
13698 | /* Return quickly if nothing to do. */ | |
13699 | if (NILP (tip_timer) && NILP (tip_frame)) | |
13700 | return Qnil; | |
13701 | ||
13702 | frame = tip_frame; | |
13703 | timer = tip_timer; | |
13704 | GCPRO2 (frame, timer); | |
13705 | tip_frame = tip_timer = deleted = Qnil; | |
6fc2811b | 13706 | |
937e601e | 13707 | count = BINDING_STACK_SIZE (); |
6fc2811b | 13708 | specbind (Qinhibit_redisplay, Qt); |
937e601e | 13709 | specbind (Qinhibit_quit, Qt); |
6fc2811b | 13710 | |
937e601e | 13711 | if (!NILP (timer)) |
dc220243 | 13712 | call1 (Qcancel_timer, timer); |
ee78dc32 | 13713 | |
937e601e | 13714 | if (FRAMEP (frame)) |
6fc2811b | 13715 | { |
937e601e AI |
13716 | Fdelete_frame (frame, Qnil); |
13717 | deleted = Qt; | |
6fc2811b | 13718 | } |
1edf84e7 | 13719 | |
937e601e AI |
13720 | UNGCPRO; |
13721 | return unbind_to (count, deleted); | |
6fc2811b | 13722 | } |
5ac45f98 | 13723 | |
5ac45f98 | 13724 | |
6fc2811b JR |
13725 | \f |
13726 | /*********************************************************************** | |
13727 | File selection dialog | |
13728 | ***********************************************************************/ | |
13729 | ||
13730 | extern Lisp_Object Qfile_name_history; | |
13731 | ||
13732 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
74e1aeec JR |
13733 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
13734 | Use a file selection dialog. | |
13735 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
13736 | specified. Ensure that file exists if MUSTMATCH is non-nil. */) | |
6fc2811b JR |
13737 | (prompt, dir, default_filename, mustmatch) |
13738 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
13739 | { | |
13740 | struct frame *f = SELECTED_FRAME (); | |
13741 | Lisp_Object file = Qnil; | |
13742 | int count = specpdl_ptr - specpdl; | |
13743 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
13744 | char filename[MAX_PATH + 1]; | |
13745 | char init_dir[MAX_PATH + 1]; | |
13746 | int use_dialog_p = 1; | |
13747 | ||
13748 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
13749 | CHECK_STRING (prompt); |
13750 | CHECK_STRING (dir); | |
6fc2811b JR |
13751 | |
13752 | /* Create the dialog with PROMPT as title, using DIR as initial | |
13753 | directory and using "*" as pattern. */ | |
13754 | dir = Fexpand_file_name (dir, Qnil); | |
13755 | strncpy (init_dir, XSTRING (dir)->data, MAX_PATH); | |
13756 | init_dir[MAX_PATH] = '\0'; | |
13757 | unixtodos_filename (init_dir); | |
13758 | ||
13759 | if (STRINGP (default_filename)) | |
13760 | { | |
13761 | char *file_name_only; | |
13762 | char *full_path_name = XSTRING (default_filename)->data; | |
5ac45f98 | 13763 | |
6fc2811b | 13764 | unixtodos_filename (full_path_name); |
5ac45f98 | 13765 | |
6fc2811b JR |
13766 | file_name_only = strrchr (full_path_name, '\\'); |
13767 | if (!file_name_only) | |
13768 | file_name_only = full_path_name; | |
13769 | else | |
13770 | { | |
13771 | file_name_only++; | |
5ac45f98 | 13772 | |
6fc2811b JR |
13773 | /* If default_file_name is a directory, don't use the open |
13774 | file dialog, as it does not support selecting | |
13775 | directories. */ | |
13776 | if (!(*file_name_only)) | |
13777 | use_dialog_p = 0; | |
13778 | } | |
ee78dc32 | 13779 | |
6fc2811b JR |
13780 | strncpy (filename, file_name_only, MAX_PATH); |
13781 | filename[MAX_PATH] = '\0'; | |
13782 | } | |
ee78dc32 | 13783 | else |
6fc2811b | 13784 | filename[0] = '\0'; |
ee78dc32 | 13785 | |
6fc2811b JR |
13786 | if (use_dialog_p) |
13787 | { | |
13788 | OPENFILENAME file_details; | |
5ac45f98 | 13789 | |
6fc2811b JR |
13790 | /* Prevent redisplay. */ |
13791 | specbind (Qinhibit_redisplay, Qt); | |
13792 | BLOCK_INPUT; | |
ee78dc32 | 13793 | |
6fc2811b JR |
13794 | bzero (&file_details, sizeof (file_details)); |
13795 | file_details.lStructSize = sizeof (file_details); | |
13796 | file_details.hwndOwner = FRAME_W32_WINDOW (f); | |
3cf3436e JR |
13797 | /* Undocumented Bug in Common File Dialog: |
13798 | If a filter is not specified, shell links are not resolved. */ | |
13799 | file_details.lpstrFilter = "ALL Files (*.*)\0*.*\0\0"; | |
6fc2811b JR |
13800 | file_details.lpstrFile = filename; |
13801 | file_details.nMaxFile = sizeof (filename); | |
13802 | file_details.lpstrInitialDir = init_dir; | |
13803 | file_details.lpstrTitle = XSTRING (prompt)->data; | |
13804 | file_details.Flags = OFN_HIDEREADONLY | OFN_NOCHANGEDIR; | |
ee78dc32 | 13805 | |
6fc2811b JR |
13806 | if (!NILP (mustmatch)) |
13807 | file_details.Flags |= OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST; | |
ee78dc32 | 13808 | |
6fc2811b JR |
13809 | if (GetOpenFileName (&file_details)) |
13810 | { | |
13811 | dostounix_filename (filename); | |
13812 | file = build_string (filename); | |
13813 | } | |
ee78dc32 | 13814 | else |
6fc2811b JR |
13815 | file = Qnil; |
13816 | ||
13817 | UNBLOCK_INPUT; | |
13818 | file = unbind_to (count, file); | |
ee78dc32 | 13819 | } |
6fc2811b JR |
13820 | /* Open File dialog will not allow folders to be selected, so resort |
13821 | to minibuffer completing reads for directories. */ | |
13822 | else | |
13823 | file = Fcompleting_read (prompt, intern ("read-file-name-internal"), | |
13824 | dir, mustmatch, dir, Qfile_name_history, | |
13825 | default_filename, Qnil); | |
ee78dc32 | 13826 | |
6fc2811b | 13827 | UNGCPRO; |
1edf84e7 | 13828 | |
6fc2811b JR |
13829 | /* Make "Cancel" equivalent to C-g. */ |
13830 | if (NILP (file)) | |
13831 | Fsignal (Qquit, Qnil); | |
ee78dc32 | 13832 | |
dfff8a69 | 13833 | return unbind_to (count, file); |
6fc2811b | 13834 | } |
ee78dc32 | 13835 | |
ee78dc32 | 13836 | |
6fc2811b | 13837 | \f |
6fc2811b JR |
13838 | /*********************************************************************** |
13839 | w32 specialized functions | |
13840 | ***********************************************************************/ | |
ee78dc32 | 13841 | |
fbd6baed | 13842 | DEFUN ("w32-select-font", Fw32_select_font, Sw32_select_font, 0, 1, 0, |
74e1aeec JR |
13843 | doc: /* Select a font using the W32 font dialog. |
13844 | Returns an X font string corresponding to the selection. */) | |
ee78dc32 GV |
13845 | (frame) |
13846 | Lisp_Object frame; | |
13847 | { | |
13848 | FRAME_PTR f = check_x_frame (frame); | |
13849 | CHOOSEFONT cf; | |
13850 | LOGFONT lf; | |
f46e6225 GV |
13851 | TEXTMETRIC tm; |
13852 | HDC hdc; | |
13853 | HANDLE oldobj; | |
ee78dc32 GV |
13854 | char buf[100]; |
13855 | ||
13856 | bzero (&cf, sizeof (cf)); | |
f46e6225 | 13857 | bzero (&lf, sizeof (lf)); |
ee78dc32 GV |
13858 | |
13859 | cf.lStructSize = sizeof (cf); | |
fbd6baed | 13860 | cf.hwndOwner = FRAME_W32_WINDOW (f); |
6fc2811b | 13861 | cf.Flags = CF_FORCEFONTEXIST | CF_SCREENFONTS; |
ee78dc32 GV |
13862 | cf.lpLogFont = &lf; |
13863 | ||
f46e6225 GV |
13864 | /* Initialize as much of the font details as we can from the current |
13865 | default font. */ | |
13866 | hdc = GetDC (FRAME_W32_WINDOW (f)); | |
13867 | oldobj = SelectObject (hdc, FRAME_FONT (f)->hfont); | |
13868 | GetTextFace (hdc, LF_FACESIZE, lf.lfFaceName); | |
13869 | if (GetTextMetrics (hdc, &tm)) | |
13870 | { | |
13871 | lf.lfHeight = tm.tmInternalLeading - tm.tmHeight; | |
13872 | lf.lfWeight = tm.tmWeight; | |
13873 | lf.lfItalic = tm.tmItalic; | |
13874 | lf.lfUnderline = tm.tmUnderlined; | |
13875 | lf.lfStrikeOut = tm.tmStruckOut; | |
f46e6225 GV |
13876 | lf.lfCharSet = tm.tmCharSet; |
13877 | cf.Flags |= CF_INITTOLOGFONTSTRUCT; | |
13878 | } | |
13879 | SelectObject (hdc, oldobj); | |
6fc2811b | 13880 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
f46e6225 | 13881 | |
767b1ff0 | 13882 | if (!ChooseFont (&cf) || !w32_to_x_font (&lf, buf, 100, NULL)) |
3c190163 | 13883 | return Qnil; |
ee78dc32 GV |
13884 | |
13885 | return build_string (buf); | |
13886 | } | |
13887 | ||
74e1aeec JR |
13888 | DEFUN ("w32-send-sys-command", Fw32_send_sys_command, |
13889 | Sw32_send_sys_command, 1, 2, 0, | |
13890 | doc: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND. | |
13891 | Some useful values for command are 0xf030 to maximise frame (0xf020 | |
13892 | to minimize), 0xf120 to restore frame to original size, and 0xf100 | |
13893 | to activate the menubar for keyboard access. 0xf140 activates the | |
13894 | screen saver if defined. | |
13895 | ||
13896 | If optional parameter FRAME is not specified, use selected frame. */) | |
1edf84e7 GV |
13897 | (command, frame) |
13898 | Lisp_Object command, frame; | |
13899 | { | |
1edf84e7 GV |
13900 | FRAME_PTR f = check_x_frame (frame); |
13901 | ||
b7826503 | 13902 | CHECK_NUMBER (command); |
1edf84e7 | 13903 | |
ce6059da | 13904 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, XINT (command), 0); |
1edf84e7 GV |
13905 | |
13906 | return Qnil; | |
13907 | } | |
13908 | ||
55dcfc15 | 13909 | DEFUN ("w32-shell-execute", Fw32_shell_execute, Sw32_shell_execute, 2, 4, 0, |
74e1aeec JR |
13910 | doc: /* Get Windows to perform OPERATION on DOCUMENT. |
13911 | This is a wrapper around the ShellExecute system function, which | |
13912 | invokes the application registered to handle OPERATION for DOCUMENT. | |
13913 | OPERATION is typically \"open\", \"print\" or \"explore\" (but can be | |
13914 | nil for the default action), and DOCUMENT is typically the name of a | |
13915 | document file or URL, but can also be a program executable to run or | |
13916 | a directory to open in the Windows Explorer. | |
13917 | ||
13918 | If DOCUMENT is a program executable, PARAMETERS can be a string | |
13919 | containing command line parameters, but otherwise should be nil. | |
13920 | ||
13921 | SHOW-FLAG can be used to control whether the invoked application is hidden | |
13922 | or minimized. If SHOW-FLAG is nil, the application is displayed normally, | |
13923 | otherwise it is an integer representing a ShowWindow flag: | |
13924 | ||
13925 | 0 - start hidden | |
13926 | 1 - start normally | |
13927 | 3 - start maximized | |
13928 | 6 - start minimized */) | |
55dcfc15 AI |
13929 | (operation, document, parameters, show_flag) |
13930 | Lisp_Object operation, document, parameters, show_flag; | |
13931 | { | |
13932 | Lisp_Object current_dir; | |
13933 | ||
b7826503 | 13934 | CHECK_STRING (document); |
55dcfc15 AI |
13935 | |
13936 | /* Encode filename and current directory. */ | |
13937 | current_dir = ENCODE_FILE (current_buffer->directory); | |
13938 | document = ENCODE_FILE (document); | |
13939 | if ((int) ShellExecute (NULL, | |
6fc2811b JR |
13940 | (STRINGP (operation) ? |
13941 | XSTRING (operation)->data : NULL), | |
55dcfc15 AI |
13942 | XSTRING (document)->data, |
13943 | (STRINGP (parameters) ? | |
13944 | XSTRING (parameters)->data : NULL), | |
13945 | XSTRING (current_dir)->data, | |
13946 | (INTEGERP (show_flag) ? | |
13947 | XINT (show_flag) : SW_SHOWDEFAULT)) | |
13948 | > 32) | |
13949 | return Qt; | |
90d97e64 | 13950 | error ("ShellExecute failed: %s", w32_strerror (0)); |
55dcfc15 AI |
13951 | } |
13952 | ||
ccc2d29c GV |
13953 | /* Lookup virtual keycode from string representing the name of a |
13954 | non-ascii keystroke into the corresponding virtual key, using | |
13955 | lispy_function_keys. */ | |
13956 | static int | |
13957 | lookup_vk_code (char *key) | |
13958 | { | |
13959 | int i; | |
13960 | ||
13961 | for (i = 0; i < 256; i++) | |
13962 | if (lispy_function_keys[i] != 0 | |
13963 | && strcmp (lispy_function_keys[i], key) == 0) | |
13964 | return i; | |
13965 | ||
13966 | return -1; | |
13967 | } | |
13968 | ||
13969 | /* Convert a one-element vector style key sequence to a hot key | |
13970 | definition. */ | |
13971 | static int | |
13972 | w32_parse_hot_key (key) | |
13973 | Lisp_Object key; | |
13974 | { | |
13975 | /* Copied from Fdefine_key and store_in_keymap. */ | |
13976 | register Lisp_Object c; | |
13977 | int vk_code; | |
13978 | int lisp_modifiers; | |
13979 | int w32_modifiers; | |
13980 | struct gcpro gcpro1; | |
13981 | ||
b7826503 | 13982 | CHECK_VECTOR (key); |
ccc2d29c GV |
13983 | |
13984 | if (XFASTINT (Flength (key)) != 1) | |
13985 | return Qnil; | |
13986 | ||
13987 | GCPRO1 (key); | |
13988 | ||
13989 | c = Faref (key, make_number (0)); | |
13990 | ||
13991 | if (CONSP (c) && lucid_event_type_list_p (c)) | |
13992 | c = Fevent_convert_list (c); | |
13993 | ||
13994 | UNGCPRO; | |
13995 | ||
13996 | if (! INTEGERP (c) && ! SYMBOLP (c)) | |
13997 | error ("Key definition is invalid"); | |
13998 | ||
13999 | /* Work out the base key and the modifiers. */ | |
14000 | if (SYMBOLP (c)) | |
14001 | { | |
14002 | c = parse_modifiers (c); | |
14003 | lisp_modifiers = Fcar (Fcdr (c)); | |
14004 | c = Fcar (c); | |
14005 | if (!SYMBOLP (c)) | |
14006 | abort (); | |
14007 | vk_code = lookup_vk_code (XSYMBOL (c)->name->data); | |
14008 | } | |
14009 | else if (INTEGERP (c)) | |
14010 | { | |
14011 | lisp_modifiers = XINT (c) & ~CHARACTERBITS; | |
14012 | /* Many ascii characters are their own virtual key code. */ | |
14013 | vk_code = XINT (c) & CHARACTERBITS; | |
14014 | } | |
14015 | ||
14016 | if (vk_code < 0 || vk_code > 255) | |
14017 | return Qnil; | |
14018 | ||
14019 | if ((lisp_modifiers & meta_modifier) != 0 | |
14020 | && !NILP (Vw32_alt_is_meta)) | |
14021 | lisp_modifiers |= alt_modifier; | |
14022 | ||
71eab8d1 AI |
14023 | /* Supply defs missing from mingw32. */ |
14024 | #ifndef MOD_ALT | |
14025 | #define MOD_ALT 0x0001 | |
14026 | #define MOD_CONTROL 0x0002 | |
14027 | #define MOD_SHIFT 0x0004 | |
14028 | #define MOD_WIN 0x0008 | |
14029 | #endif | |
14030 | ||
ccc2d29c GV |
14031 | /* Convert lisp modifiers to Windows hot-key form. */ |
14032 | w32_modifiers = (lisp_modifiers & hyper_modifier) ? MOD_WIN : 0; | |
14033 | w32_modifiers |= (lisp_modifiers & alt_modifier) ? MOD_ALT : 0; | |
14034 | w32_modifiers |= (lisp_modifiers & ctrl_modifier) ? MOD_CONTROL : 0; | |
14035 | w32_modifiers |= (lisp_modifiers & shift_modifier) ? MOD_SHIFT : 0; | |
14036 | ||
14037 | return HOTKEY (vk_code, w32_modifiers); | |
14038 | } | |
14039 | ||
74e1aeec JR |
14040 | DEFUN ("w32-register-hot-key", Fw32_register_hot_key, |
14041 | Sw32_register_hot_key, 1, 1, 0, | |
14042 | doc: /* Register KEY as a hot-key combination. | |
14043 | Certain key combinations like Alt-Tab are reserved for system use on | |
14044 | Windows, and therefore are normally intercepted by the system. However, | |
14045 | most of these key combinations can be received by registering them as | |
14046 | hot-keys, overriding their special meaning. | |
14047 | ||
14048 | KEY must be a one element key definition in vector form that would be | |
14049 | acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta | |
14050 | modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper | |
14051 | is always interpreted as the Windows modifier keys. | |
14052 | ||
14053 | The return value is the hotkey-id if registered, otherwise nil. */) | |
ccc2d29c GV |
14054 | (key) |
14055 | Lisp_Object key; | |
14056 | { | |
14057 | key = w32_parse_hot_key (key); | |
14058 | ||
14059 | if (NILP (Fmemq (key, w32_grabbed_keys))) | |
14060 | { | |
14061 | /* Reuse an empty slot if possible. */ | |
14062 | Lisp_Object item = Fmemq (Qnil, w32_grabbed_keys); | |
14063 | ||
14064 | /* Safe to add new key to list, even if we have focus. */ | |
14065 | if (NILP (item)) | |
14066 | w32_grabbed_keys = Fcons (key, w32_grabbed_keys); | |
14067 | else | |
f3fbd155 | 14068 | XSETCAR (item, key); |
ccc2d29c GV |
14069 | |
14070 | /* Notify input thread about new hot-key definition, so that it | |
14071 | takes effect without needing to switch focus. */ | |
14072 | PostThreadMessage (dwWindowsThreadId, WM_EMACS_REGISTER_HOT_KEY, | |
14073 | (WPARAM) key, 0); | |
14074 | } | |
14075 | ||
14076 | return key; | |
14077 | } | |
14078 | ||
74e1aeec JR |
14079 | DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key, |
14080 | Sw32_unregister_hot_key, 1, 1, 0, | |
14081 | doc: /* Unregister HOTKEY as a hot-key combination. */) | |
ccc2d29c GV |
14082 | (key) |
14083 | Lisp_Object key; | |
14084 | { | |
14085 | Lisp_Object item; | |
14086 | ||
14087 | if (!INTEGERP (key)) | |
14088 | key = w32_parse_hot_key (key); | |
14089 | ||
14090 | item = Fmemq (key, w32_grabbed_keys); | |
14091 | ||
14092 | if (!NILP (item)) | |
14093 | { | |
14094 | /* Notify input thread about hot-key definition being removed, so | |
14095 | that it takes effect without needing focus switch. */ | |
14096 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_UNREGISTER_HOT_KEY, | |
14097 | (WPARAM) XINT (XCAR (item)), (LPARAM) item)) | |
14098 | { | |
14099 | MSG msg; | |
14100 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
14101 | } | |
14102 | return Qt; | |
14103 | } | |
14104 | return Qnil; | |
14105 | } | |
14106 | ||
74e1aeec JR |
14107 | DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys, |
14108 | Sw32_registered_hot_keys, 0, 0, 0, | |
14109 | doc: /* Return list of registered hot-key IDs. */) | |
ccc2d29c GV |
14110 | () |
14111 | { | |
14112 | return Fcopy_sequence (w32_grabbed_keys); | |
14113 | } | |
14114 | ||
74e1aeec JR |
14115 | DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key, |
14116 | Sw32_reconstruct_hot_key, 1, 1, 0, | |
14117 | doc: /* Convert hot-key ID to a lisp key combination. */) | |
ccc2d29c GV |
14118 | (hotkeyid) |
14119 | Lisp_Object hotkeyid; | |
14120 | { | |
14121 | int vk_code, w32_modifiers; | |
14122 | Lisp_Object key; | |
14123 | ||
b7826503 | 14124 | CHECK_NUMBER (hotkeyid); |
ccc2d29c GV |
14125 | |
14126 | vk_code = HOTKEY_VK_CODE (hotkeyid); | |
14127 | w32_modifiers = HOTKEY_MODIFIERS (hotkeyid); | |
14128 | ||
14129 | if (lispy_function_keys[vk_code]) | |
14130 | key = intern (lispy_function_keys[vk_code]); | |
14131 | else | |
14132 | key = make_number (vk_code); | |
14133 | ||
14134 | key = Fcons (key, Qnil); | |
14135 | if (w32_modifiers & MOD_SHIFT) | |
3ef68e6b | 14136 | key = Fcons (Qshift, key); |
ccc2d29c | 14137 | if (w32_modifiers & MOD_CONTROL) |
3ef68e6b | 14138 | key = Fcons (Qctrl, key); |
ccc2d29c | 14139 | if (w32_modifiers & MOD_ALT) |
3ef68e6b | 14140 | key = Fcons (NILP (Vw32_alt_is_meta) ? Qalt : Qmeta, key); |
ccc2d29c | 14141 | if (w32_modifiers & MOD_WIN) |
3ef68e6b | 14142 | key = Fcons (Qhyper, key); |
ccc2d29c GV |
14143 | |
14144 | return key; | |
14145 | } | |
adcc3809 | 14146 | |
74e1aeec JR |
14147 | DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key, |
14148 | Sw32_toggle_lock_key, 1, 2, 0, | |
14149 | doc: /* Toggle the state of the lock key KEY. | |
14150 | KEY can be `capslock', `kp-numlock', or `scroll'. | |
14151 | If the optional parameter NEW-STATE is a number, then the state of KEY | |
14152 | is set to off if the low bit of NEW-STATE is zero, otherwise on. */) | |
adcc3809 GV |
14153 | (key, new_state) |
14154 | Lisp_Object key, new_state; | |
14155 | { | |
14156 | int vk_code; | |
adcc3809 GV |
14157 | |
14158 | if (EQ (key, intern ("capslock"))) | |
14159 | vk_code = VK_CAPITAL; | |
14160 | else if (EQ (key, intern ("kp-numlock"))) | |
14161 | vk_code = VK_NUMLOCK; | |
14162 | else if (EQ (key, intern ("scroll"))) | |
14163 | vk_code = VK_SCROLL; | |
14164 | else | |
14165 | return Qnil; | |
14166 | ||
14167 | if (!dwWindowsThreadId) | |
14168 | return make_number (w32_console_toggle_lock_key (vk_code, new_state)); | |
14169 | ||
14170 | if (PostThreadMessage (dwWindowsThreadId, WM_EMACS_TOGGLE_LOCK_KEY, | |
14171 | (WPARAM) vk_code, (LPARAM) new_state)) | |
14172 | { | |
14173 | MSG msg; | |
14174 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
14175 | return make_number (msg.wParam); | |
14176 | } | |
14177 | return Qnil; | |
14178 | } | |
ee78dc32 | 14179 | \f |
2254bcde | 14180 | DEFUN ("file-system-info", Ffile_system_info, Sfile_system_info, 1, 1, 0, |
74e1aeec JR |
14181 | doc: /* Return storage information about the file system FILENAME is on. |
14182 | Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total | |
14183 | storage of the file system, FREE is the free storage, and AVAIL is the | |
14184 | storage available to a non-superuser. All 3 numbers are in bytes. | |
14185 | If the underlying system call fails, value is nil. */) | |
2254bcde AI |
14186 | (filename) |
14187 | Lisp_Object filename; | |
14188 | { | |
14189 | Lisp_Object encoded, value; | |
14190 | ||
b7826503 | 14191 | CHECK_STRING (filename); |
2254bcde AI |
14192 | filename = Fexpand_file_name (filename, Qnil); |
14193 | encoded = ENCODE_FILE (filename); | |
14194 | ||
14195 | value = Qnil; | |
14196 | ||
14197 | /* Determining the required information on Windows turns out, sadly, | |
14198 | to be more involved than one would hope. The original Win32 api | |
14199 | call for this will return bogus information on some systems, but we | |
14200 | must dynamically probe for the replacement api, since that was | |
14201 | added rather late on. */ | |
14202 | { | |
14203 | HMODULE hKernel = GetModuleHandle ("kernel32"); | |
14204 | BOOL (*pfn_GetDiskFreeSpaceEx) | |
14205 | (char *, PULARGE_INTEGER, PULARGE_INTEGER, PULARGE_INTEGER) | |
14206 | = (void *) GetProcAddress (hKernel, "GetDiskFreeSpaceEx"); | |
14207 | ||
14208 | /* On Windows, we may need to specify the root directory of the | |
14209 | volume holding FILENAME. */ | |
14210 | char rootname[MAX_PATH]; | |
14211 | char *name = XSTRING (encoded)->data; | |
14212 | ||
14213 | /* find the root name of the volume if given */ | |
14214 | if (isalpha (name[0]) && name[1] == ':') | |
14215 | { | |
14216 | rootname[0] = name[0]; | |
14217 | rootname[1] = name[1]; | |
14218 | rootname[2] = '\\'; | |
14219 | rootname[3] = 0; | |
14220 | } | |
14221 | else if (IS_DIRECTORY_SEP (name[0]) && IS_DIRECTORY_SEP (name[1])) | |
14222 | { | |
14223 | char *str = rootname; | |
14224 | int slashes = 4; | |
14225 | do | |
14226 | { | |
14227 | if (IS_DIRECTORY_SEP (*name) && --slashes == 0) | |
14228 | break; | |
14229 | *str++ = *name++; | |
14230 | } | |
14231 | while ( *name ); | |
14232 | ||
14233 | *str++ = '\\'; | |
14234 | *str = 0; | |
14235 | } | |
14236 | ||
14237 | if (pfn_GetDiskFreeSpaceEx) | |
14238 | { | |
14239 | LARGE_INTEGER availbytes; | |
14240 | LARGE_INTEGER freebytes; | |
14241 | LARGE_INTEGER totalbytes; | |
14242 | ||
14243 | if (pfn_GetDiskFreeSpaceEx(rootname, | |
14244 | &availbytes, | |
14245 | &totalbytes, | |
14246 | &freebytes)) | |
14247 | value = list3 (make_float ((double) totalbytes.QuadPart), | |
14248 | make_float ((double) freebytes.QuadPart), | |
14249 | make_float ((double) availbytes.QuadPart)); | |
14250 | } | |
14251 | else | |
14252 | { | |
14253 | DWORD sectors_per_cluster; | |
14254 | DWORD bytes_per_sector; | |
14255 | DWORD free_clusters; | |
14256 | DWORD total_clusters; | |
14257 | ||
14258 | if (GetDiskFreeSpace(rootname, | |
14259 | §ors_per_cluster, | |
14260 | &bytes_per_sector, | |
14261 | &free_clusters, | |
14262 | &total_clusters)) | |
14263 | value = list3 (make_float ((double) total_clusters | |
14264 | * sectors_per_cluster * bytes_per_sector), | |
14265 | make_float ((double) free_clusters | |
14266 | * sectors_per_cluster * bytes_per_sector), | |
14267 | make_float ((double) free_clusters | |
14268 | * sectors_per_cluster * bytes_per_sector)); | |
14269 | } | |
14270 | } | |
14271 | ||
14272 | return value; | |
14273 | } | |
14274 | \f | |
0e3fcdef JR |
14275 | /*********************************************************************** |
14276 | Initialization | |
14277 | ***********************************************************************/ | |
14278 | ||
14279 | void | |
fbd6baed | 14280 | syms_of_w32fns () |
ee78dc32 | 14281 | { |
9eb16b62 JR |
14282 | HMODULE user32_lib = GetModuleHandle ("user32.dll"); |
14283 | ||
1edf84e7 GV |
14284 | /* This is zero if not using MS-Windows. */ |
14285 | w32_in_use = 0; | |
14286 | ||
9eb16b62 JR |
14287 | /* TrackMouseEvent not available in all versions of Windows, so must load |
14288 | it dynamically. Do it once, here, instead of every time it is used. */ | |
14289 | track_mouse_event_fn = GetProcAddress (user32_lib, "TrackMouseEvent"); | |
14290 | track_mouse_window = NULL; | |
14291 | ||
ee78dc32 GV |
14292 | /* The section below is built by the lisp expression at the top of the file, |
14293 | just above where these variables are declared. */ | |
14294 | /*&&& init symbols here &&&*/ | |
14295 | Qauto_raise = intern ("auto-raise"); | |
14296 | staticpro (&Qauto_raise); | |
14297 | Qauto_lower = intern ("auto-lower"); | |
14298 | staticpro (&Qauto_lower); | |
ee78dc32 GV |
14299 | Qbar = intern ("bar"); |
14300 | staticpro (&Qbar); | |
14301 | Qborder_color = intern ("border-color"); | |
14302 | staticpro (&Qborder_color); | |
14303 | Qborder_width = intern ("border-width"); | |
14304 | staticpro (&Qborder_width); | |
14305 | Qbox = intern ("box"); | |
14306 | staticpro (&Qbox); | |
14307 | Qcursor_color = intern ("cursor-color"); | |
14308 | staticpro (&Qcursor_color); | |
14309 | Qcursor_type = intern ("cursor-type"); | |
14310 | staticpro (&Qcursor_type); | |
ee78dc32 GV |
14311 | Qgeometry = intern ("geometry"); |
14312 | staticpro (&Qgeometry); | |
14313 | Qicon_left = intern ("icon-left"); | |
14314 | staticpro (&Qicon_left); | |
14315 | Qicon_top = intern ("icon-top"); | |
14316 | staticpro (&Qicon_top); | |
14317 | Qicon_type = intern ("icon-type"); | |
14318 | staticpro (&Qicon_type); | |
14319 | Qicon_name = intern ("icon-name"); | |
14320 | staticpro (&Qicon_name); | |
14321 | Qinternal_border_width = intern ("internal-border-width"); | |
14322 | staticpro (&Qinternal_border_width); | |
14323 | Qleft = intern ("left"); | |
14324 | staticpro (&Qleft); | |
1026b400 RS |
14325 | Qright = intern ("right"); |
14326 | staticpro (&Qright); | |
ee78dc32 GV |
14327 | Qmouse_color = intern ("mouse-color"); |
14328 | staticpro (&Qmouse_color); | |
14329 | Qnone = intern ("none"); | |
14330 | staticpro (&Qnone); | |
14331 | Qparent_id = intern ("parent-id"); | |
14332 | staticpro (&Qparent_id); | |
14333 | Qscroll_bar_width = intern ("scroll-bar-width"); | |
14334 | staticpro (&Qscroll_bar_width); | |
14335 | Qsuppress_icon = intern ("suppress-icon"); | |
14336 | staticpro (&Qsuppress_icon); | |
ee78dc32 GV |
14337 | Qundefined_color = intern ("undefined-color"); |
14338 | staticpro (&Qundefined_color); | |
14339 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); | |
14340 | staticpro (&Qvertical_scroll_bars); | |
14341 | Qvisibility = intern ("visibility"); | |
14342 | staticpro (&Qvisibility); | |
14343 | Qwindow_id = intern ("window-id"); | |
14344 | staticpro (&Qwindow_id); | |
14345 | Qx_frame_parameter = intern ("x-frame-parameter"); | |
14346 | staticpro (&Qx_frame_parameter); | |
14347 | Qx_resource_name = intern ("x-resource-name"); | |
14348 | staticpro (&Qx_resource_name); | |
14349 | Quser_position = intern ("user-position"); | |
14350 | staticpro (&Quser_position); | |
14351 | Quser_size = intern ("user-size"); | |
14352 | staticpro (&Quser_size); | |
6fc2811b JR |
14353 | Qscreen_gamma = intern ("screen-gamma"); |
14354 | staticpro (&Qscreen_gamma); | |
dfff8a69 JR |
14355 | Qline_spacing = intern ("line-spacing"); |
14356 | staticpro (&Qline_spacing); | |
14357 | Qcenter = intern ("center"); | |
14358 | staticpro (&Qcenter); | |
dc220243 JR |
14359 | Qcancel_timer = intern ("cancel-timer"); |
14360 | staticpro (&Qcancel_timer); | |
ee78dc32 GV |
14361 | /* This is the end of symbol initialization. */ |
14362 | ||
adcc3809 GV |
14363 | Qhyper = intern ("hyper"); |
14364 | staticpro (&Qhyper); | |
14365 | Qsuper = intern ("super"); | |
14366 | staticpro (&Qsuper); | |
14367 | Qmeta = intern ("meta"); | |
14368 | staticpro (&Qmeta); | |
14369 | Qalt = intern ("alt"); | |
14370 | staticpro (&Qalt); | |
14371 | Qctrl = intern ("ctrl"); | |
14372 | staticpro (&Qctrl); | |
14373 | Qcontrol = intern ("control"); | |
14374 | staticpro (&Qcontrol); | |
14375 | Qshift = intern ("shift"); | |
14376 | staticpro (&Qshift); | |
14377 | ||
6fc2811b JR |
14378 | /* Text property `display' should be nonsticky by default. */ |
14379 | Vtext_property_default_nonsticky | |
14380 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
14381 | ||
14382 | ||
14383 | Qlaplace = intern ("laplace"); | |
14384 | staticpro (&Qlaplace); | |
3cf3436e JR |
14385 | Qemboss = intern ("emboss"); |
14386 | staticpro (&Qemboss); | |
14387 | Qedge_detection = intern ("edge-detection"); | |
14388 | staticpro (&Qedge_detection); | |
14389 | Qheuristic = intern ("heuristic"); | |
14390 | staticpro (&Qheuristic); | |
14391 | QCmatrix = intern (":matrix"); | |
14392 | staticpro (&QCmatrix); | |
14393 | QCcolor_adjustment = intern (":color-adjustment"); | |
14394 | staticpro (&QCcolor_adjustment); | |
14395 | QCmask = intern (":mask"); | |
14396 | staticpro (&QCmask); | |
6fc2811b | 14397 | |
4b817373 RS |
14398 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
14399 | staticpro (&Qface_set_after_frame_default); | |
14400 | ||
ee78dc32 GV |
14401 | Fput (Qundefined_color, Qerror_conditions, |
14402 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
14403 | Fput (Qundefined_color, Qerror_message, | |
14404 | build_string ("Undefined color")); | |
14405 | ||
ccc2d29c GV |
14406 | staticpro (&w32_grabbed_keys); |
14407 | w32_grabbed_keys = Qnil; | |
14408 | ||
fbd6baed | 14409 | DEFVAR_LISP ("w32-color-map", &Vw32_color_map, |
74e1aeec | 14410 | doc: /* An array of color name mappings for windows. */); |
fbd6baed | 14411 | Vw32_color_map = Qnil; |
ee78dc32 | 14412 | |
fbd6baed | 14413 | DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system, |
74e1aeec JR |
14414 | doc: /* Non-nil if alt key presses are passed on to Windows. |
14415 | When non-nil, for example, alt pressed and released and then space will | |
14416 | open the System menu. When nil, Emacs silently swallows alt key events. */); | |
fbd6baed | 14417 | Vw32_pass_alt_to_system = Qnil; |
da36a4d6 | 14418 | |
fbd6baed | 14419 | DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta, |
74e1aeec JR |
14420 | doc: /* Non-nil if the alt key is to be considered the same as the meta key. |
14421 | When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */); | |
fbd6baed | 14422 | Vw32_alt_is_meta = Qt; |
8c205c63 | 14423 | |
7d081355 | 14424 | DEFVAR_INT ("w32-quit-key", &Vw32_quit_key, |
74e1aeec | 14425 | doc: /* If non-zero, the virtual key code for an alternative quit key. */); |
7d081355 AI |
14426 | XSETINT (Vw32_quit_key, 0); |
14427 | ||
ccc2d29c GV |
14428 | DEFVAR_LISP ("w32-pass-lwindow-to-system", |
14429 | &Vw32_pass_lwindow_to_system, | |
74e1aeec JR |
14430 | doc: /* Non-nil if the left \"Windows\" key is passed on to Windows. |
14431 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
14432 | Vw32_pass_lwindow_to_system = Qt; |
14433 | ||
14434 | DEFVAR_LISP ("w32-pass-rwindow-to-system", | |
14435 | &Vw32_pass_rwindow_to_system, | |
74e1aeec JR |
14436 | doc: /* Non-nil if the right \"Windows\" key is passed on to Windows. |
14437 | When non-nil, the Start menu is opened by tapping the key. */); | |
ccc2d29c GV |
14438 | Vw32_pass_rwindow_to_system = Qt; |
14439 | ||
adcc3809 GV |
14440 | DEFVAR_INT ("w32-phantom-key-code", |
14441 | &Vw32_phantom_key_code, | |
74e1aeec JR |
14442 | doc: /* Virtual key code used to generate \"phantom\" key presses. |
14443 | Value is a number between 0 and 255. | |
14444 | ||
14445 | Phantom key presses are generated in order to stop the system from | |
14446 | acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or | |
14447 | `w32-pass-rwindow-to-system' is nil. */); | |
ce6059da AI |
14448 | /* Although 255 is technically not a valid key code, it works and |
14449 | means that this hack won't interfere with any real key code. */ | |
14450 | Vw32_phantom_key_code = 255; | |
adcc3809 | 14451 | |
ccc2d29c GV |
14452 | DEFVAR_LISP ("w32-enable-num-lock", |
14453 | &Vw32_enable_num_lock, | |
74e1aeec JR |
14454 | doc: /* Non-nil if Num Lock should act normally. |
14455 | Set to nil to see Num Lock as the key `kp-numlock'. */); | |
ccc2d29c GV |
14456 | Vw32_enable_num_lock = Qt; |
14457 | ||
14458 | DEFVAR_LISP ("w32-enable-caps-lock", | |
14459 | &Vw32_enable_caps_lock, | |
74e1aeec JR |
14460 | doc: /* Non-nil if Caps Lock should act normally. |
14461 | Set to nil to see Caps Lock as the key `capslock'. */); | |
ccc2d29c GV |
14462 | Vw32_enable_caps_lock = Qt; |
14463 | ||
14464 | DEFVAR_LISP ("w32-scroll-lock-modifier", | |
14465 | &Vw32_scroll_lock_modifier, | |
74e1aeec JR |
14466 | doc: /* Modifier to use for the Scroll Lock on state. |
14467 | The value can be hyper, super, meta, alt, control or shift for the | |
14468 | respective modifier, or nil to see Scroll Lock as the key `scroll'. | |
14469 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14470 | Vw32_scroll_lock_modifier = Qt; |
14471 | ||
14472 | DEFVAR_LISP ("w32-lwindow-modifier", | |
14473 | &Vw32_lwindow_modifier, | |
74e1aeec JR |
14474 | doc: /* Modifier to use for the left \"Windows\" key. |
14475 | The value can be hyper, super, meta, alt, control or shift for the | |
14476 | respective modifier, or nil to appear as the key `lwindow'. | |
14477 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14478 | Vw32_lwindow_modifier = Qnil; |
14479 | ||
14480 | DEFVAR_LISP ("w32-rwindow-modifier", | |
14481 | &Vw32_rwindow_modifier, | |
74e1aeec JR |
14482 | doc: /* Modifier to use for the right \"Windows\" key. |
14483 | The value can be hyper, super, meta, alt, control or shift for the | |
14484 | respective modifier, or nil to appear as the key `rwindow'. | |
14485 | Any other value will cause the key to be ignored. */); | |
ccc2d29c GV |
14486 | Vw32_rwindow_modifier = Qnil; |
14487 | ||
14488 | DEFVAR_LISP ("w32-apps-modifier", | |
14489 | &Vw32_apps_modifier, | |
74e1aeec JR |
14490 | doc: /* Modifier to use for the \"Apps\" key. |
14491 | The value can be hyper, super, meta, alt, control or shift for the | |
14492 | respective modifier, or nil to appear as the key `apps'. | |
14493 | Any other value will cause the key to be ignored. */); | |
ccc2d29c | 14494 | Vw32_apps_modifier = Qnil; |
da36a4d6 | 14495 | |
212da13b | 14496 | DEFVAR_LISP ("w32-enable-synthesized-fonts", &Vw32_enable_synthesized_fonts, |
74e1aeec | 14497 | doc: /* Non-nil enables selection of artificially italicized and bold fonts. */); |
6fc2811b | 14498 | Vw32_enable_synthesized_fonts = Qnil; |
5ac45f98 | 14499 | |
fbd6baed | 14500 | DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette, |
74e1aeec | 14501 | doc: /* Non-nil enables Windows palette management to map colors exactly. */); |
fbd6baed | 14502 | Vw32_enable_palette = Qt; |
5ac45f98 | 14503 | |
fbd6baed GV |
14504 | DEFVAR_INT ("w32-mouse-button-tolerance", |
14505 | &Vw32_mouse_button_tolerance, | |
74e1aeec JR |
14506 | doc: /* Analogue of double click interval for faking middle mouse events. |
14507 | The value is the minimum time in milliseconds that must elapse between | |
14508 | left/right button down events before they are considered distinct events. | |
14509 | If both mouse buttons are depressed within this interval, a middle mouse | |
14510 | button down event is generated instead. */); | |
fbd6baed | 14511 | XSETINT (Vw32_mouse_button_tolerance, GetDoubleClickTime () / 2); |
5ac45f98 | 14512 | |
fbd6baed GV |
14513 | DEFVAR_INT ("w32-mouse-move-interval", |
14514 | &Vw32_mouse_move_interval, | |
74e1aeec JR |
14515 | doc: /* Minimum interval between mouse move events. |
14516 | The value is the minimum time in milliseconds that must elapse between | |
14517 | successive mouse move (or scroll bar drag) events before they are | |
14518 | reported as lisp events. */); | |
247be837 | 14519 | XSETINT (Vw32_mouse_move_interval, 0); |
84fb1139 | 14520 | |
74214547 JR |
14521 | DEFVAR_BOOL ("w32-pass-extra-mouse-buttons-to-system", |
14522 | &w32_pass_extra_mouse_buttons_to_system, | |
14523 | doc: /* Non-nil if the fourth and fifth mouse buttons are passed to Windows. | |
14524 | Recent versions of Windows support mice with up to five buttons. | |
14525 | Since most applications don't support these extra buttons, most mouse | |
14526 | drivers will allow you to map them to functions at the system level. | |
14527 | If this variable is non-nil, Emacs will pass them on, allowing the | |
14528 | system to handle them. */); | |
14529 | w32_pass_extra_mouse_buttons_to_system = 0; | |
14530 | ||
ee78dc32 GV |
14531 | init_x_parm_symbols (); |
14532 | ||
14533 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, | |
74e1aeec | 14534 | doc: /* List of directories to search for bitmap files for w32. */); |
ee78dc32 GV |
14535 | Vx_bitmap_file_path = decode_env_path ((char *) 0, "PATH"); |
14536 | ||
14537 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, | |
74e1aeec JR |
14538 | doc: /* The shape of the pointer when over text. |
14539 | Changing the value does not affect existing frames | |
14540 | unless you set the mouse color. */); | |
ee78dc32 GV |
14541 | Vx_pointer_shape = Qnil; |
14542 | ||
14543 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, | |
74e1aeec JR |
14544 | doc: /* The name Emacs uses to look up resources; for internal use only. |
14545 | `x-get-resource' uses this as the first component of the instance name | |
14546 | when requesting resource values. | |
14547 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
14548 | was invoked, or to the value specified with the `-name' or `-rn' | |
14549 | switches, if present. */); | |
ee78dc32 GV |
14550 | Vx_resource_name = Qnil; |
14551 | ||
14552 | Vx_nontext_pointer_shape = Qnil; | |
14553 | ||
14554 | Vx_mode_pointer_shape = Qnil; | |
14555 | ||
0af913d7 | 14556 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
74e1aeec JR |
14557 | doc: /* The shape of the pointer when Emacs is busy. |
14558 | This variable takes effect when you create a new frame | |
14559 | or when you set the mouse color. */); | |
0af913d7 | 14560 | Vx_hourglass_pointer_shape = Qnil; |
6fc2811b | 14561 | |
0af913d7 | 14562 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
74e1aeec | 14563 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); |
0af913d7 | 14564 | display_hourglass_p = 1; |
6fc2811b | 14565 | |
0af913d7 | 14566 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
74e1aeec JR |
14567 | doc: /* *Seconds to wait before displaying an hourglass pointer. |
14568 | Value must be an integer or float. */); | |
0af913d7 | 14569 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
f79e6790 | 14570 | |
6fc2811b | 14571 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ee78dc32 | 14572 | &Vx_sensitive_text_pointer_shape, |
74e1aeec JR |
14573 | doc: /* The shape of the pointer when over mouse-sensitive text. |
14574 | This variable takes effect when you create a new frame | |
14575 | or when you set the mouse color. */); | |
ee78dc32 GV |
14576 | Vx_sensitive_text_pointer_shape = Qnil; |
14577 | ||
4694d762 JR |
14578 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
14579 | &Vx_window_horizontal_drag_shape, | |
74e1aeec JR |
14580 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. |
14581 | This variable takes effect when you create a new frame | |
14582 | or when you set the mouse color. */); | |
4694d762 JR |
14583 | Vx_window_horizontal_drag_shape = Qnil; |
14584 | ||
ee78dc32 | 14585 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
74e1aeec | 14586 | doc: /* A string indicating the foreground color of the cursor box. */); |
ee78dc32 GV |
14587 | Vx_cursor_fore_pixel = Qnil; |
14588 | ||
3cf3436e | 14589 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
b3700ae7 JR |
14590 | doc: /* Maximum size for tooltips. |
14591 | Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */); | |
3cf3436e JR |
14592 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
14593 | ||
ee78dc32 | 14594 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
74e1aeec JR |
14595 | doc: /* Non-nil if no window manager is in use. |
14596 | Emacs doesn't try to figure this out; this is always nil | |
14597 | unless you set it to something else. */); | |
ee78dc32 GV |
14598 | /* We don't have any way to find this out, so set it to nil |
14599 | and maybe the user would like to set it to t. */ | |
14600 | Vx_no_window_manager = Qnil; | |
14601 | ||
4587b026 GV |
14602 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
14603 | &Vx_pixel_size_width_font_regexp, | |
74e1aeec JR |
14604 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. |
14605 | ||
14606 | Since Emacs gets width of a font matching with this regexp from | |
14607 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
14608 | such a font. This is especially effective for such large fonts as | |
14609 | Chinese, Japanese, and Korean. */); | |
4587b026 GV |
14610 | Vx_pixel_size_width_font_regexp = Qnil; |
14611 | ||
6fc2811b | 14612 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
74e1aeec JR |
14613 | doc: /* Time after which cached images are removed from the cache. |
14614 | When an image has not been displayed this many seconds, remove it | |
14615 | from the image cache. Value must be an integer or nil with nil | |
14616 | meaning don't clear the cache. */); | |
6fc2811b JR |
14617 | Vimage_cache_eviction_delay = make_number (30 * 60); |
14618 | ||
33d52f9c GV |
14619 | DEFVAR_LISP ("w32-bdf-filename-alist", |
14620 | &Vw32_bdf_filename_alist, | |
74e1aeec | 14621 | doc: /* List of bdf fonts and their corresponding filenames. */); |
33d52f9c GV |
14622 | Vw32_bdf_filename_alist = Qnil; |
14623 | ||
1075afa9 GV |
14624 | DEFVAR_BOOL ("w32-strict-fontnames", |
14625 | &w32_strict_fontnames, | |
74e1aeec JR |
14626 | doc: /* Non-nil means only use fonts that are exact matches for those requested. |
14627 | Default is nil, which allows old fontnames that are not XLFD compliant, | |
14628 | and allows third-party CJK display to work by specifying false charset | |
14629 | fields to trick Emacs into translating to Big5, SJIS etc. | |
14630 | Setting this to t will prevent wrong fonts being selected when | |
14631 | fontsets are automatically created. */); | |
1075afa9 GV |
14632 | w32_strict_fontnames = 0; |
14633 | ||
c0611964 AI |
14634 | DEFVAR_BOOL ("w32-strict-painting", |
14635 | &w32_strict_painting, | |
74e1aeec JR |
14636 | doc: /* Non-nil means use strict rules for repainting frames. |
14637 | Set this to nil to get the old behaviour for repainting; this should | |
14638 | only be necessary if the default setting causes problems. */); | |
c0611964 AI |
14639 | w32_strict_painting = 1; |
14640 | ||
dfff8a69 JR |
14641 | DEFVAR_LISP ("w32-charset-info-alist", |
14642 | &Vw32_charset_info_alist, | |
b3700ae7 JR |
14643 | doc: /* Alist linking Emacs character sets to Windows fonts and codepages. |
14644 | Each entry should be of the form: | |
74e1aeec JR |
14645 | |
14646 | (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)) | |
14647 | ||
14648 | where CHARSET_NAME is a string used in font names to identify the charset, | |
14649 | WINDOWS_CHARSET is a symbol that can be one of: | |
14650 | w32-charset-ansi, w32-charset-default, w32-charset-symbol, | |
14651 | w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312, | |
14652 | w32-charset-chinesebig5, | |
dfff8a69 | 14653 | #ifdef JOHAB_CHARSET |
74e1aeec JR |
14654 | w32-charset-johab, w32-charset-hebrew, |
14655 | w32-charset-arabic, w32-charset-greek, w32-charset-turkish, | |
14656 | w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope, | |
14657 | w32-charset-russian, w32-charset-mac, w32-charset-baltic, | |
dfff8a69 JR |
14658 | #endif |
14659 | #ifdef UNICODE_CHARSET | |
74e1aeec | 14660 | w32-charset-unicode, |
dfff8a69 | 14661 | #endif |
74e1aeec JR |
14662 | or w32-charset-oem. |
14663 | CODEPAGE should be an integer specifying the codepage that should be used | |
14664 | to display the character set, t to do no translation and output as Unicode, | |
14665 | or nil to do no translation and output as 8 bit (or multibyte on far-east | |
14666 | versions of Windows) characters. */); | |
dfff8a69 JR |
14667 | Vw32_charset_info_alist = Qnil; |
14668 | ||
14669 | staticpro (&Qw32_charset_ansi); | |
14670 | Qw32_charset_ansi = intern ("w32-charset-ansi"); | |
14671 | staticpro (&Qw32_charset_symbol); | |
14672 | Qw32_charset_symbol = intern ("w32-charset-symbol"); | |
14673 | staticpro (&Qw32_charset_shiftjis); | |
14674 | Qw32_charset_shiftjis = intern ("w32-charset-shiftjis"); | |
767b1ff0 JR |
14675 | staticpro (&Qw32_charset_hangeul); |
14676 | Qw32_charset_hangeul = intern ("w32-charset-hangeul"); | |
dfff8a69 JR |
14677 | staticpro (&Qw32_charset_chinesebig5); |
14678 | Qw32_charset_chinesebig5 = intern ("w32-charset-chinesebig5"); | |
14679 | staticpro (&Qw32_charset_gb2312); | |
14680 | Qw32_charset_gb2312 = intern ("w32-charset-gb2312"); | |
14681 | staticpro (&Qw32_charset_oem); | |
14682 | Qw32_charset_oem = intern ("w32-charset-oem"); | |
14683 | ||
14684 | #ifdef JOHAB_CHARSET | |
14685 | { | |
14686 | static int w32_extra_charsets_defined = 1; | |
74e1aeec JR |
14687 | DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined, |
14688 | doc: /* Internal variable. */); | |
dfff8a69 JR |
14689 | |
14690 | staticpro (&Qw32_charset_johab); | |
14691 | Qw32_charset_johab = intern ("w32-charset-johab"); | |
14692 | staticpro (&Qw32_charset_easteurope); | |
14693 | Qw32_charset_easteurope = intern ("w32-charset-easteurope"); | |
14694 | staticpro (&Qw32_charset_turkish); | |
14695 | Qw32_charset_turkish = intern ("w32-charset-turkish"); | |
14696 | staticpro (&Qw32_charset_baltic); | |
14697 | Qw32_charset_baltic = intern ("w32-charset-baltic"); | |
14698 | staticpro (&Qw32_charset_russian); | |
14699 | Qw32_charset_russian = intern ("w32-charset-russian"); | |
14700 | staticpro (&Qw32_charset_arabic); | |
14701 | Qw32_charset_arabic = intern ("w32-charset-arabic"); | |
14702 | staticpro (&Qw32_charset_greek); | |
14703 | Qw32_charset_greek = intern ("w32-charset-greek"); | |
14704 | staticpro (&Qw32_charset_hebrew); | |
14705 | Qw32_charset_hebrew = intern ("w32-charset-hebrew"); | |
767b1ff0 JR |
14706 | staticpro (&Qw32_charset_vietnamese); |
14707 | Qw32_charset_vietnamese = intern ("w32-charset-vietnamese"); | |
dfff8a69 JR |
14708 | staticpro (&Qw32_charset_thai); |
14709 | Qw32_charset_thai = intern ("w32-charset-thai"); | |
14710 | staticpro (&Qw32_charset_mac); | |
14711 | Qw32_charset_mac = intern ("w32-charset-mac"); | |
14712 | } | |
14713 | #endif | |
14714 | ||
14715 | #ifdef UNICODE_CHARSET | |
14716 | { | |
14717 | static int w32_unicode_charset_defined = 1; | |
14718 | DEFVAR_BOOL ("w32-unicode-charset-defined", | |
74e1aeec JR |
14719 | &w32_unicode_charset_defined, |
14720 | doc: /* Internal variable. */); | |
dfff8a69 JR |
14721 | |
14722 | staticpro (&Qw32_charset_unicode); | |
14723 | Qw32_charset_unicode = intern ("w32-charset-unicode"); | |
14724 | #endif | |
14725 | ||
ee78dc32 | 14726 | defsubr (&Sx_get_resource); |
767b1ff0 | 14727 | #if 0 /* TODO: Port to W32 */ |
6fc2811b JR |
14728 | defsubr (&Sx_change_window_property); |
14729 | defsubr (&Sx_delete_window_property); | |
14730 | defsubr (&Sx_window_property); | |
14731 | #endif | |
2d764c78 | 14732 | defsubr (&Sxw_display_color_p); |
ee78dc32 | 14733 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
14734 | defsubr (&Sxw_color_defined_p); |
14735 | defsubr (&Sxw_color_values); | |
ee78dc32 GV |
14736 | defsubr (&Sx_server_max_request_size); |
14737 | defsubr (&Sx_server_vendor); | |
14738 | defsubr (&Sx_server_version); | |
14739 | defsubr (&Sx_display_pixel_width); | |
14740 | defsubr (&Sx_display_pixel_height); | |
14741 | defsubr (&Sx_display_mm_width); | |
14742 | defsubr (&Sx_display_mm_height); | |
14743 | defsubr (&Sx_display_screens); | |
14744 | defsubr (&Sx_display_planes); | |
14745 | defsubr (&Sx_display_color_cells); | |
14746 | defsubr (&Sx_display_visual_class); | |
14747 | defsubr (&Sx_display_backing_store); | |
14748 | defsubr (&Sx_display_save_under); | |
14749 | defsubr (&Sx_parse_geometry); | |
14750 | defsubr (&Sx_create_frame); | |
ee78dc32 GV |
14751 | defsubr (&Sx_open_connection); |
14752 | defsubr (&Sx_close_connection); | |
14753 | defsubr (&Sx_display_list); | |
14754 | defsubr (&Sx_synchronize); | |
14755 | ||
fbd6baed | 14756 | /* W32 specific functions */ |
ee78dc32 | 14757 | |
1edf84e7 | 14758 | defsubr (&Sw32_focus_frame); |
fbd6baed GV |
14759 | defsubr (&Sw32_select_font); |
14760 | defsubr (&Sw32_define_rgb_color); | |
14761 | defsubr (&Sw32_default_color_map); | |
14762 | defsubr (&Sw32_load_color_file); | |
1edf84e7 | 14763 | defsubr (&Sw32_send_sys_command); |
55dcfc15 | 14764 | defsubr (&Sw32_shell_execute); |
ccc2d29c GV |
14765 | defsubr (&Sw32_register_hot_key); |
14766 | defsubr (&Sw32_unregister_hot_key); | |
14767 | defsubr (&Sw32_registered_hot_keys); | |
14768 | defsubr (&Sw32_reconstruct_hot_key); | |
adcc3809 | 14769 | defsubr (&Sw32_toggle_lock_key); |
33d52f9c | 14770 | defsubr (&Sw32_find_bdf_fonts); |
4587b026 | 14771 | |
2254bcde AI |
14772 | defsubr (&Sfile_system_info); |
14773 | ||
4587b026 GV |
14774 | /* Setting callback functions for fontset handler. */ |
14775 | get_font_info_func = w32_get_font_info; | |
6fc2811b JR |
14776 | |
14777 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
14778 | And the pointer assigned has the wrong type, anyway. */ | |
4587b026 | 14779 | list_fonts_func = w32_list_fonts; |
6fc2811b JR |
14780 | #endif |
14781 | ||
4587b026 GV |
14782 | load_font_func = w32_load_font; |
14783 | find_ccl_program_func = w32_find_ccl_program; | |
14784 | query_font_func = w32_query_font; | |
14785 | set_frame_fontset_func = x_set_font; | |
14786 | check_window_system_func = check_w32; | |
6fc2811b | 14787 | |
767b1ff0 | 14788 | #if 0 /* TODO Image support for W32 */ |
6fc2811b JR |
14789 | /* Images. */ |
14790 | Qxbm = intern ("xbm"); | |
14791 | staticpro (&Qxbm); | |
14792 | QCtype = intern (":type"); | |
14793 | staticpro (&QCtype); | |
a93f4566 GM |
14794 | QCconversion = intern (":conversion"); |
14795 | staticpro (&QCconversion); | |
6fc2811b JR |
14796 | QCheuristic_mask = intern (":heuristic-mask"); |
14797 | staticpro (&QCheuristic_mask); | |
14798 | QCcolor_symbols = intern (":color-symbols"); | |
14799 | staticpro (&QCcolor_symbols); | |
6fc2811b JR |
14800 | QCascent = intern (":ascent"); |
14801 | staticpro (&QCascent); | |
14802 | QCmargin = intern (":margin"); | |
14803 | staticpro (&QCmargin); | |
14804 | QCrelief = intern (":relief"); | |
14805 | staticpro (&QCrelief); | |
14806 | Qpostscript = intern ("postscript"); | |
14807 | staticpro (&Qpostscript); | |
14808 | QCloader = intern (":loader"); | |
14809 | staticpro (&QCloader); | |
14810 | QCbounding_box = intern (":bounding-box"); | |
14811 | staticpro (&QCbounding_box); | |
14812 | QCpt_width = intern (":pt-width"); | |
14813 | staticpro (&QCpt_width); | |
14814 | QCpt_height = intern (":pt-height"); | |
14815 | staticpro (&QCpt_height); | |
14816 | QCindex = intern (":index"); | |
14817 | staticpro (&QCindex); | |
14818 | Qpbm = intern ("pbm"); | |
14819 | staticpro (&Qpbm); | |
14820 | ||
14821 | #if HAVE_XPM | |
14822 | Qxpm = intern ("xpm"); | |
14823 | staticpro (&Qxpm); | |
14824 | #endif | |
14825 | ||
14826 | #if HAVE_JPEG | |
14827 | Qjpeg = intern ("jpeg"); | |
14828 | staticpro (&Qjpeg); | |
14829 | #endif | |
14830 | ||
14831 | #if HAVE_TIFF | |
14832 | Qtiff = intern ("tiff"); | |
14833 | staticpro (&Qtiff); | |
14834 | #endif | |
14835 | ||
14836 | #if HAVE_GIF | |
14837 | Qgif = intern ("gif"); | |
14838 | staticpro (&Qgif); | |
14839 | #endif | |
14840 | ||
14841 | #if HAVE_PNG | |
14842 | Qpng = intern ("png"); | |
14843 | staticpro (&Qpng); | |
14844 | #endif | |
14845 | ||
14846 | defsubr (&Sclear_image_cache); | |
14847 | ||
14848 | #if GLYPH_DEBUG | |
14849 | defsubr (&Simagep); | |
14850 | defsubr (&Slookup_image); | |
14851 | #endif | |
767b1ff0 | 14852 | #endif /* TODO */ |
6fc2811b | 14853 | |
0af913d7 GM |
14854 | hourglass_atimer = NULL; |
14855 | hourglass_shown_p = 0; | |
6fc2811b JR |
14856 | defsubr (&Sx_show_tip); |
14857 | defsubr (&Sx_hide_tip); | |
6fc2811b | 14858 | tip_timer = Qnil; |
57fa2774 JR |
14859 | staticpro (&tip_timer); |
14860 | tip_frame = Qnil; | |
14861 | staticpro (&tip_frame); | |
6fc2811b | 14862 | |
ca56d953 JR |
14863 | last_show_tip_args = Qnil; |
14864 | staticpro (&last_show_tip_args); | |
14865 | ||
6fc2811b JR |
14866 | defsubr (&Sx_file_dialog); |
14867 | } | |
14868 | ||
14869 | ||
14870 | void | |
14871 | init_xfns () | |
14872 | { | |
14873 | image_types = NULL; | |
14874 | Vimage_types = Qnil; | |
14875 | ||
767b1ff0 | 14876 | #if 0 /* TODO : Image support for W32 */ |
6fc2811b JR |
14877 | define_image_type (&xbm_type); |
14878 | define_image_type (&gs_type); | |
14879 | define_image_type (&pbm_type); | |
14880 | ||
14881 | #if HAVE_XPM | |
14882 | define_image_type (&xpm_type); | |
14883 | #endif | |
14884 | ||
14885 | #if HAVE_JPEG | |
14886 | define_image_type (&jpeg_type); | |
14887 | #endif | |
14888 | ||
14889 | #if HAVE_TIFF | |
14890 | define_image_type (&tiff_type); | |
14891 | #endif | |
14892 | ||
14893 | #if HAVE_GIF | |
14894 | define_image_type (&gif_type); | |
14895 | #endif | |
14896 | ||
14897 | #if HAVE_PNG | |
14898 | define_image_type (&png_type); | |
14899 | #endif | |
767b1ff0 | 14900 | #endif /* TODO */ |
ee78dc32 GV |
14901 | } |
14902 | ||
14903 | #undef abort | |
14904 | ||
14905 | void | |
fbd6baed | 14906 | w32_abort() |
ee78dc32 | 14907 | { |
5ac45f98 GV |
14908 | int button; |
14909 | button = MessageBox (NULL, | |
14910 | "A fatal error has occurred!\n\n" | |
14911 | "Select Abort to exit, Retry to debug, Ignore to continue", | |
14912 | "Emacs Abort Dialog", | |
14913 | MB_ICONEXCLAMATION | MB_TASKMODAL | |
14914 | | MB_SETFOREGROUND | MB_ABORTRETRYIGNORE); | |
14915 | switch (button) | |
14916 | { | |
14917 | case IDRETRY: | |
14918 | DebugBreak (); | |
14919 | break; | |
14920 | case IDIGNORE: | |
14921 | break; | |
14922 | case IDABORT: | |
14923 | default: | |
14924 | abort (); | |
14925 | break; | |
14926 | } | |
ee78dc32 | 14927 | } |
d573caac | 14928 | |
83c75055 GV |
14929 | /* For convenience when debugging. */ |
14930 | int | |
14931 | w32_last_error() | |
14932 | { | |
14933 | return GetLastError (); | |
14934 | } |