Commit | Line | Data |
---|---|---|
01f1ba30 | 1 | /* Functions for the X window system. |
9b8a0941 | 2 | Copyright (C) 1989, 92, 93, 94, 95, 96, 97, 98, 99, 2000, 01, 02, 03 |
333b20bb | 3 | Free Software Foundation. |
01f1ba30 JB |
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 | |
1113d9db | 9 | the Free Software Foundation; either version 2, or (at your option) |
01f1ba30 JB |
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. */ | |
01f1ba30 | 21 | |
c389a86d | 22 | #include <config.h> |
68c45bf0 | 23 | #include <signal.h> |
333b20bb | 24 | #include <stdio.h> |
d62c8769 | 25 | #include <math.h> |
c389a86d | 26 | |
3ecaf7e5 RS |
27 | #ifdef HAVE_UNISTD_H |
28 | #include <unistd.h> | |
29 | #endif | |
30 | ||
40e6f148 | 31 | /* This makes the fields of a Display accessible, in Xlib header files. */ |
333b20bb | 32 | |
40e6f148 RS |
33 | #define XLIB_ILLEGAL_ACCESS |
34 | ||
01f1ba30 JB |
35 | #include "lisp.h" |
36 | #include "xterm.h" | |
f676886a | 37 | #include "frame.h" |
01f1ba30 JB |
38 | #include "window.h" |
39 | #include "buffer.h" | |
58cad5ed | 40 | #include "intervals.h" |
01f1ba30 | 41 | #include "dispextern.h" |
1f98fa48 | 42 | #include "keyboard.h" |
9ac0d9e0 | 43 | #include "blockinput.h" |
57bda87a | 44 | #include <epaths.h> |
942ea06d | 45 | #include "charset.h" |
96db09e4 | 46 | #include "coding.h" |
942ea06d | 47 | #include "fontset.h" |
333b20bb GM |
48 | #include "systime.h" |
49 | #include "termhooks.h" | |
4ae9a85e | 50 | #include "atimer.h" |
01f1ba30 JB |
51 | |
52 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 53 | |
67ba84d1 | 54 | #include <ctype.h> |
63cec32f GM |
55 | #include <sys/types.h> |
56 | #include <sys/stat.h> | |
01f1ba30 | 57 | |
0a93081c | 58 | #ifndef VMS |
0505a740 | 59 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
60 | #include "bitmaps/gray.xbm" |
61 | #else | |
dbc4e1c1 | 62 | #include <X11/bitmaps/gray> |
ef493a27 | 63 | #endif |
0a93081c JB |
64 | #else |
65 | #include "[.bitmaps]gray.xbm" | |
66 | #endif | |
dbc4e1c1 | 67 | |
488dd4c4 JD |
68 | #ifdef USE_GTK |
69 | #include "gtkutil.h" | |
70 | #endif | |
71 | ||
9ef48a9d RS |
72 | #ifdef USE_X_TOOLKIT |
73 | #include <X11/Shell.h> | |
74 | ||
398ffa92 | 75 | #ifndef USE_MOTIF |
9ef48a9d RS |
76 | #include <X11/Xaw/Paned.h> |
77 | #include <X11/Xaw/Label.h> | |
398ffa92 | 78 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
79 | |
80 | #ifdef USG | |
81 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
82 | #include <X11/Xos.h> | |
83 | #define USG | |
84 | #else | |
85 | #include <X11/Xos.h> | |
86 | #endif | |
87 | ||
88 | #include "widget.h" | |
89 | ||
90 | #include "../lwlib/lwlib.h" | |
91 | ||
333b20bb GM |
92 | #ifdef USE_MOTIF |
93 | #include <Xm/Xm.h> | |
94 | #include <Xm/DialogS.h> | |
95 | #include <Xm/FileSB.h> | |
96 | #endif | |
97 | ||
3b882b1d RS |
98 | /* Do the EDITRES protocol if running X11R5 |
99 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 100 | |
3b882b1d | 101 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 102 | #define HACK_EDITRES |
b9dc4443 | 103 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
104 | #endif /* R5 + Athena */ |
105 | ||
333b20bb GM |
106 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
107 | ||
6c32dd68 PR |
108 | extern LWLIB_ID widget_id_tick; |
109 | ||
e3881aa0 | 110 | #ifdef USE_LUCID |
82c90203 | 111 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 112 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 113 | #endif |
9ef48a9d | 114 | |
6bc20398 | 115 | extern void free_frame_menubar (); |
d62c8769 | 116 | extern double atof (); |
333b20bb | 117 | |
fc2cdd9a GM |
118 | #ifdef USE_MOTIF |
119 | ||
120 | /* LessTif/Motif version info. */ | |
121 | ||
122 | static Lisp_Object Vmotif_version_string; | |
123 | ||
124 | #endif /* USE_MOTIF */ | |
125 | ||
9ef48a9d RS |
126 | #endif /* USE_X_TOOLKIT */ |
127 | ||
9d317b2c RS |
128 | #ifdef HAVE_X11R4 |
129 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
130 | #else | |
131 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
132 | #endif | |
133 | ||
333b20bb GM |
134 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
135 | it, and including `bitmaps/gray' more than once is a problem when | |
136 | config.h defines `static' as an empty replacement string. */ | |
137 | ||
138 | int gray_bitmap_width = gray_width; | |
139 | int gray_bitmap_height = gray_height; | |
62906360 | 140 | char *gray_bitmap_bits = gray_bits; |
333b20bb | 141 | |
0af913d7 | 142 | /* Non-zero means we're allowed to display an hourglass cursor. */ |
333b20bb | 143 | |
0af913d7 | 144 | int display_hourglass_p; |
333b20bb | 145 | |
01f1ba30 | 146 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 147 | over text or in the modeline. */ |
333b20bb | 148 | |
01f1ba30 | 149 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 150 | Lisp_Object Vx_hourglass_pointer_shape; |
333b20bb | 151 | |
ca0ecbf5 | 152 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 153 | |
ca0ecbf5 | 154 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 155 | |
8fb4ec9c GM |
156 | /* If non-nil, the pointer shape to indicate that windows can be |
157 | dragged horizontally. */ | |
158 | ||
159 | Lisp_Object Vx_window_horizontal_drag_shape; | |
160 | ||
b9dc4443 | 161 | /* Color of chars displayed in cursor box. */ |
333b20bb | 162 | |
01f1ba30 JB |
163 | Lisp_Object Vx_cursor_fore_pixel; |
164 | ||
b9dc4443 | 165 | /* Nonzero if using X. */ |
333b20bb | 166 | |
b9dc4443 | 167 | static int x_in_use; |
01f1ba30 | 168 | |
b9dc4443 | 169 | /* Non nil if no window manager is in use. */ |
333b20bb | 170 | |
01f1ba30 JB |
171 | Lisp_Object Vx_no_window_manager; |
172 | ||
f1c7b5a6 | 173 | /* Search path for bitmap files. */ |
333b20bb | 174 | |
f1c7b5a6 RS |
175 | Lisp_Object Vx_bitmap_file_path; |
176 | ||
942ea06d | 177 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 178 | |
942ea06d KH |
179 | Lisp_Object Vx_pixel_size_width_font_regexp; |
180 | ||
baaed68e | 181 | Lisp_Object Qnone; |
8af1d7ca | 182 | Lisp_Object Qsuppress_icon; |
01f1ba30 | 183 | Lisp_Object Qundefined_color; |
7c0d3ed8 | 184 | Lisp_Object Qcenter; |
ae782866 | 185 | Lisp_Object Qcompound_text, Qcancel_timer; |
01f1ba30 | 186 | |
7c0d3ed8 | 187 | /* In dispnew.c */ |
f9942c9e | 188 | |
01f1ba30 JB |
189 | extern Lisp_Object Vwindow_system_version; |
190 | ||
7c0d3ed8 | 191 | /* The below are defined in frame.c. */ |
333b20bb | 192 | |
f1d2ce7f | 193 | #if GLYPH_DEBUG |
eaf1eea9 GM |
194 | int image_cache_refcount, dpyinfo_refcount; |
195 | #endif | |
196 | ||
197 | ||
01f1ba30 | 198 | \f |
11ae94fe | 199 | /* Error if we are not connected to X. */ |
333b20bb | 200 | |
7fc9de26 | 201 | void |
11ae94fe RS |
202 | check_x () |
203 | { | |
b9dc4443 | 204 | if (! x_in_use) |
11ae94fe RS |
205 | error ("X windows are not in use or not initialized"); |
206 | } | |
207 | ||
1c59f5df RS |
208 | /* Nonzero if we can use mouse menus. |
209 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
210 | |
211 | int | |
1c59f5df | 212 | have_menus_p () |
75cc8ee5 | 213 | { |
b9dc4443 RS |
214 | return x_in_use; |
215 | } | |
216 | ||
217 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
218 | and checking validity for X. */ | |
219 | ||
220 | FRAME_PTR | |
221 | check_x_frame (frame) | |
222 | Lisp_Object frame; | |
223 | { | |
224 | FRAME_PTR f; | |
225 | ||
226 | if (NILP (frame)) | |
0fe92f72 | 227 | frame = selected_frame; |
b7826503 | 228 | CHECK_LIVE_FRAME (frame); |
0fe92f72 | 229 | f = XFRAME (frame); |
b9dc4443 | 230 | if (! FRAME_X_P (f)) |
1c59f5df | 231 | error ("Non-X frame used"); |
b9dc4443 | 232 | return f; |
75cc8ee5 RS |
233 | } |
234 | ||
b9dc4443 RS |
235 | /* Let the user specify an X display with a frame. |
236 | nil stands for the selected frame--or, if that is not an X frame, | |
237 | the first X display on the list. */ | |
238 | ||
7c0d3ed8 | 239 | struct x_display_info * |
b9dc4443 RS |
240 | check_x_display_info (frame) |
241 | Lisp_Object frame; | |
242 | { | |
8ec8a5ec | 243 | struct x_display_info *dpyinfo = NULL; |
177c0ea7 | 244 | |
b9dc4443 RS |
245 | if (NILP (frame)) |
246 | { | |
0fe92f72 | 247 | struct frame *sf = XFRAME (selected_frame); |
177c0ea7 | 248 | |
0fe92f72 | 249 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) |
8ec8a5ec | 250 | dpyinfo = FRAME_X_DISPLAY_INFO (sf); |
b9dc4443 | 251 | else if (x_display_list != 0) |
8ec8a5ec | 252 | dpyinfo = x_display_list; |
b9dc4443 RS |
253 | else |
254 | error ("X windows are not in use or not initialized"); | |
255 | } | |
256 | else if (STRINGP (frame)) | |
8ec8a5ec | 257 | dpyinfo = x_display_info_for_name (frame); |
b9dc4443 RS |
258 | else |
259 | { | |
ba4c10fd | 260 | FRAME_PTR f = check_x_frame (frame); |
8ec8a5ec | 261 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
b9dc4443 | 262 | } |
8ec8a5ec GM |
263 | |
264 | return dpyinfo; | |
b9dc4443 | 265 | } |
333b20bb | 266 | |
b9dc4443 | 267 | \f |
f676886a JB |
268 | /* Return the Emacs frame-object corresponding to an X window. |
269 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 270 | |
34ca5317 | 271 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 272 | |
f676886a | 273 | struct frame * |
2d271e2e KH |
274 | x_window_to_frame (dpyinfo, wdesc) |
275 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
276 | int wdesc; |
277 | { | |
f676886a JB |
278 | Lisp_Object tail, frame; |
279 | struct frame *f; | |
01f1ba30 | 280 | |
8e713be6 | 281 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 282 | { |
8e713be6 | 283 | frame = XCAR (tail); |
34ca5317 | 284 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 285 | continue; |
f676886a | 286 | f = XFRAME (frame); |
2d764c78 | 287 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 288 | continue; |
0af913d7 | 289 | if (f->output_data.x->hourglass_window == wdesc) |
17cbbf95 | 290 | return f; |
9ef48a9d | 291 | #ifdef USE_X_TOOLKIT |
177c0ea7 | 292 | if ((f->output_data.x->edit_widget |
7556890b | 293 | && XtWindow (f->output_data.x->edit_widget) == wdesc) |
333b20bb GM |
294 | /* A tooltip frame? */ |
295 | || (!f->output_data.x->edit_widget | |
296 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 297 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
298 | return f; |
299 | #else /* not USE_X_TOOLKIT */ | |
488dd4c4 JD |
300 | #ifdef USE_GTK |
301 | if (f->output_data.x->edit_widget) | |
302 | { | |
303 | GtkWidget *gwdesc = xg_win_to_widget (wdesc); | |
304 | struct x_output *x = f->output_data.x; | |
305 | if (gwdesc != 0 && gwdesc == x->edit_widget) | |
306 | return f; | |
307 | } | |
308 | #endif /* USE_GTK */ | |
fe24a618 | 309 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 310 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 311 | return f; |
9ef48a9d RS |
312 | #endif /* not USE_X_TOOLKIT */ |
313 | } | |
314 | return 0; | |
315 | } | |
316 | ||
488dd4c4 | 317 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
9ef48a9d RS |
318 | /* Like x_window_to_frame but also compares the window with the widget's |
319 | windows. */ | |
320 | ||
321 | struct frame * | |
2d271e2e KH |
322 | x_any_window_to_frame (dpyinfo, wdesc) |
323 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
324 | int wdesc; |
325 | { | |
326 | Lisp_Object tail, frame; | |
17cbbf95 | 327 | struct frame *f, *found; |
7556890b | 328 | struct x_output *x; |
9ef48a9d | 329 | |
17cbbf95 GM |
330 | found = NULL; |
331 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 332 | { |
8e713be6 | 333 | frame = XCAR (tail); |
34ca5317 | 334 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 335 | continue; |
177c0ea7 | 336 | |
9ef48a9d | 337 | f = XFRAME (frame); |
17cbbf95 | 338 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 339 | { |
17cbbf95 GM |
340 | /* This frame matches if the window is any of its widgets. */ |
341 | x = f->output_data.x; | |
0af913d7 | 342 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
343 | found = f; |
344 | else if (x->widget) | |
345 | { | |
488dd4c4 JD |
346 | #ifdef USE_GTK |
347 | GtkWidget *gwdesc = xg_win_to_widget (wdesc); | |
348 | if (gwdesc != 0 | |
349 | && (gwdesc == x->widget | |
350 | || gwdesc == x->edit_widget | |
351 | || gwdesc == x->vbox_widget | |
352 | || gwdesc == x->menubar_widget)) | |
353 | found = f; | |
354 | #else | |
177c0ea7 JB |
355 | if (wdesc == XtWindow (x->widget) |
356 | || wdesc == XtWindow (x->column_widget) | |
17cbbf95 GM |
357 | || wdesc == XtWindow (x->edit_widget)) |
358 | found = f; | |
359 | /* Match if the window is this frame's menubar. */ | |
360 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
361 | found = f; | |
488dd4c4 | 362 | #endif |
17cbbf95 GM |
363 | } |
364 | else if (FRAME_X_WINDOW (f) == wdesc) | |
365 | /* A tooltip frame. */ | |
366 | found = f; | |
333b20bb | 367 | } |
01f1ba30 | 368 | } |
177c0ea7 | 369 | |
17cbbf95 | 370 | return found; |
01f1ba30 | 371 | } |
5e65b9ab | 372 | |
5fbc3f3a KH |
373 | /* Likewise, but exclude the menu bar widget. */ |
374 | ||
375 | struct frame * | |
376 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
377 | struct x_display_info *dpyinfo; | |
378 | int wdesc; | |
379 | { | |
380 | Lisp_Object tail, frame; | |
381 | struct frame *f; | |
7556890b | 382 | struct x_output *x; |
5fbc3f3a | 383 | |
8e713be6 | 384 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 385 | { |
8e713be6 | 386 | frame = XCAR (tail); |
5fbc3f3a KH |
387 | if (!GC_FRAMEP (frame)) |
388 | continue; | |
389 | f = XFRAME (frame); | |
2d764c78 | 390 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 391 | continue; |
7556890b | 392 | x = f->output_data.x; |
5fbc3f3a | 393 | /* This frame matches if the window is any of its widgets. */ |
0af913d7 | 394 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
395 | return f; |
396 | else if (x->widget) | |
333b20bb | 397 | { |
488dd4c4 JD |
398 | #ifdef USE_GTK |
399 | GtkWidget *gwdesc = xg_win_to_widget (wdesc); | |
400 | if (gwdesc != 0 | |
401 | && (gwdesc == x->widget | |
402 | || gwdesc == x->edit_widget | |
403 | || gwdesc == x->vbox_widget)) | |
404 | return f; | |
405 | #else | |
177c0ea7 JB |
406 | if (wdesc == XtWindow (x->widget) |
407 | || wdesc == XtWindow (x->column_widget) | |
333b20bb GM |
408 | || wdesc == XtWindow (x->edit_widget)) |
409 | return f; | |
488dd4c4 | 410 | #endif |
333b20bb GM |
411 | } |
412 | else if (FRAME_X_WINDOW (f) == wdesc) | |
413 | /* A tooltip frame. */ | |
5fbc3f3a KH |
414 | return f; |
415 | } | |
416 | return 0; | |
417 | } | |
418 | ||
fd3a3022 RS |
419 | /* Likewise, but consider only the menu bar widget. */ |
420 | ||
421 | struct frame * | |
422 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
423 | struct x_display_info *dpyinfo; | |
424 | int wdesc; | |
425 | { | |
426 | Lisp_Object tail, frame; | |
427 | struct frame *f; | |
7556890b | 428 | struct x_output *x; |
fd3a3022 | 429 | |
8e713be6 | 430 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 431 | { |
8e713be6 | 432 | frame = XCAR (tail); |
fd3a3022 RS |
433 | if (!GC_FRAMEP (frame)) |
434 | continue; | |
435 | f = XFRAME (frame); | |
2d764c78 | 436 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 437 | continue; |
7556890b | 438 | x = f->output_data.x; |
fd3a3022 | 439 | /* Match if the window is this frame's menubar. */ |
488dd4c4 JD |
440 | #ifdef USE_GTK |
441 | if (x->menubar_widget) | |
442 | { | |
443 | GtkWidget *gwdesc = xg_win_to_widget (wdesc); | |
444 | int found = 0; | |
177c0ea7 | 445 | |
488dd4c4 JD |
446 | BLOCK_INPUT; |
447 | if (gwdesc != 0 | |
448 | && (gwdesc == x->menubar_widget | |
449 | || gtk_widget_get_parent (gwdesc) == x->menubar_widget)) | |
450 | found = 1; | |
451 | UNBLOCK_INPUT; | |
452 | if (found) return f; | |
453 | } | |
454 | #else | |
333b20bb GM |
455 | if (x->menubar_widget |
456 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 | 457 | return f; |
488dd4c4 | 458 | #endif |
fd3a3022 RS |
459 | } |
460 | return 0; | |
461 | } | |
462 | ||
5e65b9ab RS |
463 | /* Return the frame whose principal (outermost) window is WDESC. |
464 | If WDESC is some other (smaller) window, we return 0. */ | |
465 | ||
466 | struct frame * | |
2d271e2e KH |
467 | x_top_window_to_frame (dpyinfo, wdesc) |
468 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
469 | int wdesc; |
470 | { | |
471 | Lisp_Object tail, frame; | |
472 | struct frame *f; | |
7556890b | 473 | struct x_output *x; |
5e65b9ab | 474 | |
8e713be6 | 475 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 476 | { |
8e713be6 | 477 | frame = XCAR (tail); |
34ca5317 | 478 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
479 | continue; |
480 | f = XFRAME (frame); | |
2d764c78 | 481 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 482 | continue; |
7556890b | 483 | x = f->output_data.x; |
333b20bb GM |
484 | |
485 | if (x->widget) | |
486 | { | |
487 | /* This frame matches if the window is its topmost widget. */ | |
488dd4c4 JD |
488 | #ifdef USE_GTK |
489 | GtkWidget *gwdesc = xg_win_to_widget (wdesc); | |
490 | if (gwdesc == x->widget) | |
491 | return f; | |
492 | #else | |
333b20bb GM |
493 | if (wdesc == XtWindow (x->widget)) |
494 | return f; | |
7a994728 KH |
495 | #if 0 /* I don't know why it did this, |
496 | but it seems logically wrong, | |
497 | and it causes trouble for MapNotify events. */ | |
333b20bb | 498 | /* Match if the window is this frame's menubar. */ |
177c0ea7 | 499 | if (x->menubar_widget |
333b20bb GM |
500 | && wdesc == XtWindow (x->menubar_widget)) |
501 | return f; | |
488dd4c4 | 502 | #endif |
7a994728 | 503 | #endif |
333b20bb GM |
504 | } |
505 | else if (FRAME_X_WINDOW (f) == wdesc) | |
506 | /* Tooltip frame. */ | |
507 | return f; | |
5e65b9ab RS |
508 | } |
509 | return 0; | |
510 | } | |
488dd4c4 | 511 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
01f1ba30 | 512 | |
01f1ba30 | 513 | \f |
203c1d73 RS |
514 | |
515 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
516 | id, which is just an int that this section returns. Bitmaps are | |
517 | reference counted so they can be shared among frames. | |
518 | ||
519 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
520 | be used to indicate no bitmap. | |
521 | ||
522 | If you use x_create_bitmap_from_data, then you must keep track of | |
523 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 524 | data more than once will not be caught. */ |
203c1d73 RS |
525 | |
526 | ||
f1c7b5a6 RS |
527 | /* Functions to access the contents of a bitmap, given an id. */ |
528 | ||
529 | int | |
530 | x_bitmap_height (f, id) | |
531 | FRAME_PTR f; | |
532 | int id; | |
533 | { | |
08a90d6a | 534 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
535 | } |
536 | ||
537 | int | |
538 | x_bitmap_width (f, id) | |
539 | FRAME_PTR f; | |
540 | int id; | |
541 | { | |
08a90d6a | 542 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
543 | } |
544 | ||
545 | int | |
546 | x_bitmap_pixmap (f, id) | |
547 | FRAME_PTR f; | |
548 | int id; | |
549 | { | |
08a90d6a | 550 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
551 | } |
552 | ||
553 | ||
203c1d73 RS |
554 | /* Allocate a new bitmap record. Returns index of new record. */ |
555 | ||
556 | static int | |
08a90d6a RS |
557 | x_allocate_bitmap_record (f) |
558 | FRAME_PTR f; | |
203c1d73 | 559 | { |
08a90d6a RS |
560 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
561 | int i; | |
562 | ||
563 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 564 | { |
08a90d6a RS |
565 | dpyinfo->bitmaps_size = 10; |
566 | dpyinfo->bitmaps | |
567 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
568 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
569 | return 1; |
570 | } | |
571 | ||
08a90d6a RS |
572 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
573 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 574 | |
08a90d6a RS |
575 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
576 | if (dpyinfo->bitmaps[i].refcount == 0) | |
577 | return i + 1; | |
203c1d73 | 578 | |
08a90d6a RS |
579 | dpyinfo->bitmaps_size *= 2; |
580 | dpyinfo->bitmaps | |
581 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
582 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
583 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
584 | } |
585 | ||
586 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
587 | ||
588 | void | |
f1c7b5a6 RS |
589 | x_reference_bitmap (f, id) |
590 | FRAME_PTR f; | |
203c1d73 RS |
591 | int id; |
592 | { | |
08a90d6a | 593 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
594 | } |
595 | ||
596 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
597 | ||
598 | int | |
599 | x_create_bitmap_from_data (f, bits, width, height) | |
600 | struct frame *f; | |
601 | char *bits; | |
602 | unsigned int width, height; | |
603 | { | |
08a90d6a | 604 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
605 | Pixmap bitmap; |
606 | int id; | |
607 | ||
b9dc4443 | 608 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
609 | bits, width, height); |
610 | ||
7c0d3ed8 KS |
611 | |
612 | ||
203c1d73 RS |
613 | if (! bitmap) |
614 | return -1; | |
615 | ||
08a90d6a RS |
616 | id = x_allocate_bitmap_record (f); |
617 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
618 | dpyinfo->bitmaps[id - 1].file = NULL; | |
619 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
620 | dpyinfo->bitmaps[id - 1].depth = 1; | |
621 | dpyinfo->bitmaps[id - 1].height = height; | |
622 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
623 | |
624 | return id; | |
625 | } | |
626 | ||
627 | /* Create bitmap from file FILE for frame F. */ | |
628 | ||
629 | int | |
630 | x_create_bitmap_from_file (f, file) | |
631 | struct frame *f; | |
f1c7b5a6 | 632 | Lisp_Object file; |
203c1d73 | 633 | { |
08a90d6a | 634 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
635 | unsigned int width, height; |
636 | Pixmap bitmap; | |
637 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
638 | Lisp_Object found; |
639 | int fd; | |
640 | char *filename; | |
203c1d73 RS |
641 | |
642 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 643 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 644 | { |
08a90d6a RS |
645 | if (dpyinfo->bitmaps[id].refcount |
646 | && dpyinfo->bitmaps[id].file | |
d5db4077 | 647 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) SDATA (file))) |
203c1d73 | 648 | { |
08a90d6a | 649 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
650 | return id + 1; |
651 | } | |
652 | } | |
653 | ||
f1c7b5a6 | 654 | /* Search bitmap-file-path for the file, if appropriate. */ |
de2413e9 | 655 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, Qnil); |
f1c7b5a6 RS |
656 | if (fd < 0) |
657 | return -1; | |
68c45bf0 | 658 | emacs_close (fd); |
f1c7b5a6 | 659 | |
d5db4077 | 660 | filename = (char *) SDATA (found); |
f1c7b5a6 | 661 | |
b9dc4443 | 662 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 663 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
664 | if (result != BitmapSuccess) |
665 | return -1; | |
666 | ||
08a90d6a RS |
667 | id = x_allocate_bitmap_record (f); |
668 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
669 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 670 | dpyinfo->bitmaps[id - 1].file |
d5db4077 | 671 | = (char *) xmalloc (SBYTES (file) + 1); |
08a90d6a RS |
672 | dpyinfo->bitmaps[id - 1].depth = 1; |
673 | dpyinfo->bitmaps[id - 1].height = height; | |
674 | dpyinfo->bitmaps[id - 1].width = width; | |
d5db4077 | 675 | strcpy (dpyinfo->bitmaps[id - 1].file, SDATA (file)); |
203c1d73 RS |
676 | |
677 | return id; | |
678 | } | |
679 | ||
680 | /* Remove reference to bitmap with id number ID. */ | |
681 | ||
968b1234 | 682 | void |
f1c7b5a6 RS |
683 | x_destroy_bitmap (f, id) |
684 | FRAME_PTR f; | |
203c1d73 RS |
685 | int id; |
686 | { | |
08a90d6a RS |
687 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
688 | ||
203c1d73 RS |
689 | if (id > 0) |
690 | { | |
08a90d6a RS |
691 | --dpyinfo->bitmaps[id - 1].refcount; |
692 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 693 | { |
ed662bdd | 694 | BLOCK_INPUT; |
08a90d6a RS |
695 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
696 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 697 | { |
333b20bb | 698 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 699 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 700 | } |
ed662bdd | 701 | UNBLOCK_INPUT; |
203c1d73 RS |
702 | } |
703 | } | |
704 | } | |
705 | ||
08a90d6a | 706 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 707 | |
08a90d6a RS |
708 | static void |
709 | x_destroy_all_bitmaps (dpyinfo) | |
710 | struct x_display_info *dpyinfo; | |
203c1d73 | 711 | { |
08a90d6a RS |
712 | int i; |
713 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
714 | if (dpyinfo->bitmaps[i].refcount > 0) | |
715 | { | |
716 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
717 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 718 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
719 | } |
720 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
721 | } |
722 | \f | |
01f1ba30 | 723 | |
eaf1eea9 GM |
724 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
725 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
14819cb3 | 726 | static void x_disable_image P_ ((struct frame *, struct image *)); |
7c0d3ed8 | 727 | |
d62c8769 | 728 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ea0a1f53 | 729 | static void x_set_wait_for_wm P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
730 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
731 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
732 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
733 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
734 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
735 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
736 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
d62c8769 | 737 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 | 738 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 | 739 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
9ea173e8 | 740 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
741 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
742 | Lisp_Object)); | |
743 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
744 | Lisp_Object)); | |
745 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
746 | Lisp_Object, | |
747 | Lisp_Object, | |
748 | char *, char *, | |
749 | int)); | |
4a8e312c GM |
750 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
751 | Lisp_Object)); | |
b243755a GM |
752 | static void init_color_table P_ ((void)); |
753 | static void free_color_table P_ ((void)); | |
754 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
755 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
756 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
757 | ||
758 | ||
01f1ba30 | 759 | |
01f1ba30 | 760 | \f |
49d41073 | 761 | |
08a90d6a | 762 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
763 | These are the positions of the containing window manager window, |
764 | not Emacs's own window. */ | |
765 | ||
766 | void | |
767 | x_real_positions (f, xptr, yptr) | |
768 | FRAME_PTR f; | |
769 | int *xptr, *yptr; | |
770 | { | |
49d41073 EZ |
771 | int win_x, win_y, outer_x, outer_y; |
772 | int real_x = 0, real_y = 0; | |
773 | int had_errors = 0; | |
774 | Window win = f->output_data.x->parent_desc; | |
e9445337 | 775 | |
49d41073 | 776 | int count; |
043835a3 | 777 | |
49d41073 EZ |
778 | BLOCK_INPUT; |
779 | ||
780 | count = x_catch_errors (FRAME_X_DISPLAY (f)); | |
043835a3 | 781 | |
49d41073 EZ |
782 | if (win == FRAME_X_DISPLAY_INFO (f)->root_window) |
783 | win = FRAME_OUTER_WINDOW (f); | |
784 | ||
785 | /* This loop traverses up the containment tree until we hit the root | |
786 | window. Window managers may intersect many windows between our window | |
787 | and the root window. The window we find just before the root window | |
788 | should be the outer WM window. */ | |
789 | for (;;) | |
e9445337 | 790 | { |
49d41073 EZ |
791 | Window wm_window, rootw; |
792 | Window *tmp_children; | |
793 | unsigned int tmp_nchildren; | |
e7161ad9 | 794 | int success; |
ca7bac79 | 795 | |
e7161ad9 RS |
796 | success = XQueryTree (FRAME_X_DISPLAY (f), win, &rootw, |
797 | &wm_window, &tmp_children, &tmp_nchildren); | |
08a90d6a | 798 | |
49d41073 | 799 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
08a90d6a | 800 | |
e7161ad9 RS |
801 | /* Don't free tmp_children if XQueryTree failed. */ |
802 | if (! success) | |
803 | break; | |
804 | ||
805 | XFree ((char *) tmp_children); | |
806 | ||
49d41073 EZ |
807 | if (wm_window == rootw || had_errors) |
808 | break; | |
08a90d6a | 809 | |
49d41073 EZ |
810 | win = wm_window; |
811 | } | |
177c0ea7 | 812 | |
49d41073 EZ |
813 | if (! had_errors) |
814 | { | |
815 | int ign; | |
816 | Window child, rootw; | |
177c0ea7 | 817 | |
49d41073 EZ |
818 | /* Get the real coordinates for the WM window upper left corner */ |
819 | XGetGeometry (FRAME_X_DISPLAY (f), win, | |
820 | &rootw, &real_x, &real_y, &ign, &ign, &ign, &ign); | |
821 | ||
822 | /* Translate real coordinates to coordinates relative to our | |
823 | window. For our window, the upper left corner is 0, 0. | |
824 | Since the upper left corner of the WM window is outside | |
825 | our window, win_x and win_y will be negative: | |
826 | ||
827 | ------------------ ---> x | |
828 | | title | | |
829 | | ----------------- v y | |
830 | | | our window | |
831 | */ | |
8a07bba0 | 832 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 833 | |
8a07bba0 | 834 | /* From-window, to-window. */ |
8a07bba0 | 835 | FRAME_X_DISPLAY_INFO (f)->root_window, |
49d41073 | 836 | FRAME_X_WINDOW (f), |
e9445337 | 837 | |
8a07bba0 | 838 | /* From-position, to-position. */ |
49d41073 | 839 | real_x, real_y, &win_x, &win_y, |
08a90d6a | 840 | |
8a07bba0 RS |
841 | /* Child of win. */ |
842 | &child); | |
e9445337 | 843 | |
49d41073 | 844 | if (FRAME_X_WINDOW (f) == FRAME_OUTER_WINDOW (f)) |
845e9d85 | 845 | { |
49d41073 EZ |
846 | outer_x = win_x; |
847 | outer_y = win_y; | |
845e9d85 | 848 | } |
49d41073 EZ |
849 | else |
850 | { | |
851 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
ca7bac79 | 852 | |
49d41073 EZ |
853 | /* From-window, to-window. */ |
854 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
855 | FRAME_OUTER_WINDOW (f), | |
177c0ea7 | 856 | |
49d41073 EZ |
857 | /* From-position, to-position. */ |
858 | real_x, real_y, &outer_x, &outer_y, | |
177c0ea7 | 859 | |
49d41073 EZ |
860 | /* Child of win. */ |
861 | &child); | |
be786000 | 862 | } |
08a90d6a | 863 | |
49d41073 EZ |
864 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
865 | } | |
177c0ea7 | 866 | |
49d41073 | 867 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
177c0ea7 | 868 | |
49d41073 EZ |
869 | UNBLOCK_INPUT; |
870 | ||
871 | if (had_errors) return; | |
177c0ea7 | 872 | |
be786000 KS |
873 | f->x_pixels_diff = -win_x; |
874 | f->y_pixels_diff = -win_y; | |
875 | ||
876 | FRAME_X_OUTPUT (f)->x_pixels_outer_diff = -outer_x; | |
877 | FRAME_X_OUTPUT (f)->y_pixels_outer_diff = -outer_y; | |
49d41073 EZ |
878 | |
879 | *xptr = real_x; | |
880 | *yptr = real_y; | |
e9445337 RS |
881 | } |
882 | ||
01f1ba30 | 883 | \f |
82978295 | 884 | |
d62c8769 GM |
885 | |
886 | /* Gamma-correct COLOR on frame F. */ | |
887 | ||
888 | void | |
889 | gamma_correct (f, color) | |
890 | struct frame *f; | |
891 | XColor *color; | |
892 | { | |
893 | if (f->gamma) | |
894 | { | |
895 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
896 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
897 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
898 | } | |
899 | } | |
900 | ||
901 | ||
7b746c38 GM |
902 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
903 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
904 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
905 | no color could be allocated. */ | |
e12d55b2 | 906 | |
01f1ba30 | 907 | int |
7b746c38 GM |
908 | x_defined_color (f, color_name, color, alloc_p) |
909 | struct frame *f; | |
910 | char *color_name; | |
911 | XColor *color; | |
912 | int alloc_p; | |
01f1ba30 | 913 | { |
7b746c38 GM |
914 | int success_p; |
915 | Display *dpy = FRAME_X_DISPLAY (f); | |
916 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
917 | |
918 | BLOCK_INPUT; | |
7b746c38 GM |
919 | success_p = XParseColor (dpy, cmap, color_name, color); |
920 | if (success_p && alloc_p) | |
921 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
922 | UNBLOCK_INPUT; |
923 | ||
7b746c38 | 924 | return success_p; |
01f1ba30 JB |
925 | } |
926 | ||
9b2956e2 GM |
927 | |
928 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
929 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
930 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
931 | |
932 | int | |
9b2956e2 | 933 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 934 | FRAME_PTR f; |
9b2956e2 GM |
935 | Lisp_Object color_name; |
936 | int mono_color; | |
01f1ba30 | 937 | { |
b9dc4443 | 938 | XColor cdef; |
01f1ba30 | 939 | |
b7826503 | 940 | CHECK_STRING (color_name); |
01f1ba30 | 941 | |
9b2956e2 GM |
942 | #if 0 /* Don't do this. It's wrong when we're not using the default |
943 | colormap, it makes freeing difficult, and it's probably not | |
944 | an important optimization. */ | |
d5db4077 | 945 | if (strcmp (SDATA (color_name), "black") == 0) |
b9dc4443 | 946 | return BLACK_PIX_DEFAULT (f); |
d5db4077 | 947 | else if (strcmp (SDATA (color_name), "white") == 0) |
b9dc4443 | 948 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 949 | #endif |
01f1ba30 | 950 | |
9b2956e2 | 951 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 952 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 953 | return mono_color; |
01f1ba30 | 954 | |
2d764c78 | 955 | /* x_defined_color is responsible for coping with failures |
95626e11 | 956 | by looking for a near-miss. */ |
d5db4077 | 957 | if (x_defined_color (f, SDATA (color_name), &cdef, 1)) |
95626e11 RS |
958 | return cdef.pixel; |
959 | ||
c301be26 GM |
960 | Fsignal (Qerror, Fcons (build_string ("Undefined color"), |
961 | Fcons (color_name, Qnil))); | |
962 | return 0; | |
01f1ba30 | 963 | } |
9b2956e2 GM |
964 | |
965 | ||
01f1ba30 | 966 | \f |
ea0a1f53 GM |
967 | /* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is |
968 | the previous value of that parameter, NEW_VALUE is the new value. | |
969 | See also the comment of wait_for_wm in struct x_output. */ | |
970 | ||
971 | static void | |
972 | x_set_wait_for_wm (f, new_value, old_value) | |
973 | struct frame *f; | |
974 | Lisp_Object new_value, old_value; | |
975 | { | |
976 | f->output_data.x->wait_for_wm = !NILP (new_value); | |
977 | } | |
978 | ||
979 | ||
f676886a | 980 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
981 | to set individual parameters. |
982 | ||
fe24a618 | 983 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 984 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
985 | In that case, just record the parameter's new value |
986 | in the standard place; do not attempt to change the window. */ | |
987 | ||
988 | void | |
f676886a JB |
989 | x_set_foreground_color (f, arg, oldval) |
990 | struct frame *f; | |
01f1ba30 JB |
991 | Lisp_Object arg, oldval; |
992 | { | |
09393d07 GM |
993 | struct x_output *x = f->output_data.x; |
994 | unsigned long fg, old_fg; | |
a76206dc | 995 | |
09393d07 GM |
996 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
997 | old_fg = x->foreground_pixel; | |
998 | x->foreground_pixel = fg; | |
a76206dc | 999 | |
fe24a618 | 1000 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1001 | { |
09393d07 | 1002 | Display *dpy = FRAME_X_DISPLAY (f); |
177c0ea7 | 1003 | |
09393d07 GM |
1004 | BLOCK_INPUT; |
1005 | XSetForeground (dpy, x->normal_gc, fg); | |
1006 | XSetBackground (dpy, x->reverse_gc, fg); | |
36d42089 | 1007 | |
09393d07 GM |
1008 | if (x->cursor_pixel == old_fg) |
1009 | { | |
1010 | unload_color (f, x->cursor_pixel); | |
1011 | x->cursor_pixel = x_copy_color (f, fg); | |
1012 | XSetBackground (dpy, x->cursor_gc, x->cursor_pixel); | |
1013 | } | |
177c0ea7 | 1014 | |
01f1ba30 | 1015 | UNBLOCK_INPUT; |
177c0ea7 | 1016 | |
05c8abbe | 1017 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
177c0ea7 | 1018 | |
179956b9 | 1019 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1020 | redraw_frame (f); |
01f1ba30 | 1021 | } |
177c0ea7 | 1022 | |
09393d07 | 1023 | unload_color (f, old_fg); |
01f1ba30 JB |
1024 | } |
1025 | ||
1026 | void | |
f676886a JB |
1027 | x_set_background_color (f, arg, oldval) |
1028 | struct frame *f; | |
01f1ba30 JB |
1029 | Lisp_Object arg, oldval; |
1030 | { | |
09393d07 GM |
1031 | struct x_output *x = f->output_data.x; |
1032 | unsigned long bg; | |
01f1ba30 | 1033 | |
09393d07 GM |
1034 | bg = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
1035 | unload_color (f, x->background_pixel); | |
1036 | x->background_pixel = bg; | |
a76206dc | 1037 | |
fe24a618 | 1038 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1039 | { |
09393d07 | 1040 | Display *dpy = FRAME_X_DISPLAY (f); |
177c0ea7 | 1041 | |
09393d07 GM |
1042 | BLOCK_INPUT; |
1043 | XSetBackground (dpy, x->normal_gc, bg); | |
1044 | XSetForeground (dpy, x->reverse_gc, bg); | |
1045 | XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg); | |
1046 | XSetForeground (dpy, x->cursor_gc, bg); | |
1047 | ||
488dd4c4 JD |
1048 | #ifdef USE_GTK |
1049 | xg_set_background_color (f, bg); | |
1050 | #endif | |
1051 | ||
f76e0368 GM |
1052 | #ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with |
1053 | toolkit scroll bars. */ | |
1054 | { | |
1055 | Lisp_Object bar; | |
1056 | for (bar = FRAME_SCROLL_BARS (f); | |
1057 | !NILP (bar); | |
1058 | bar = XSCROLL_BAR (bar)->next) | |
1059 | { | |
1060 | Window window = SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)); | |
1061 | XSetWindowBackground (dpy, window, bg); | |
1062 | } | |
1063 | } | |
1064 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
01f1ba30 | 1065 | |
09393d07 | 1066 | UNBLOCK_INPUT; |
05c8abbe | 1067 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1068 | |
179956b9 | 1069 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1070 | redraw_frame (f); |
01f1ba30 JB |
1071 | } |
1072 | } | |
1073 | ||
1074 | void | |
f676886a JB |
1075 | x_set_mouse_color (f, arg, oldval) |
1076 | struct frame *f; | |
01f1ba30 JB |
1077 | Lisp_Object arg, oldval; |
1078 | { | |
09393d07 GM |
1079 | struct x_output *x = f->output_data.x; |
1080 | Display *dpy = FRAME_X_DISPLAY (f); | |
3d970f28 | 1081 | Cursor cursor, nontext_cursor, mode_cursor, hand_cursor; |
0af913d7 | 1082 | Cursor hourglass_cursor, horizontal_drag_cursor; |
1dc6cfa6 | 1083 | int count; |
51a1d2d8 | 1084 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
09393d07 | 1085 | unsigned long mask_color = x->background_pixel; |
a76206dc | 1086 | |
51a1d2d8 | 1087 | /* Don't let pointers be invisible. */ |
09393d07 | 1088 | if (mask_color == pixel) |
bcf26b38 GM |
1089 | { |
1090 | x_free_colors (f, &pixel, 1); | |
09393d07 | 1091 | pixel = x_copy_color (f, x->foreground_pixel); |
bcf26b38 | 1092 | } |
a76206dc | 1093 | |
09393d07 GM |
1094 | unload_color (f, x->mouse_pixel); |
1095 | x->mouse_pixel = pixel; | |
01f1ba30 JB |
1096 | |
1097 | BLOCK_INPUT; | |
fe24a618 | 1098 | |
eb8c3be9 | 1099 | /* It's not okay to crash if the user selects a screwy cursor. */ |
09393d07 | 1100 | count = x_catch_errors (dpy); |
fe24a618 | 1101 | |
09393d07 | 1102 | if (!NILP (Vx_pointer_shape)) |
01f1ba30 | 1103 | { |
b7826503 | 1104 | CHECK_NUMBER (Vx_pointer_shape); |
09393d07 | 1105 | cursor = XCreateFontCursor (dpy, XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1106 | } |
1107 | else | |
09393d07 GM |
1108 | cursor = XCreateFontCursor (dpy, XC_xterm); |
1109 | x_check_errors (dpy, "bad text pointer cursor: %s"); | |
01f1ba30 | 1110 | |
09393d07 | 1111 | if (!NILP (Vx_nontext_pointer_shape)) |
01f1ba30 | 1112 | { |
b7826503 | 1113 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
09393d07 GM |
1114 | nontext_cursor |
1115 | = XCreateFontCursor (dpy, XINT (Vx_nontext_pointer_shape)); | |
01f1ba30 JB |
1116 | } |
1117 | else | |
09393d07 GM |
1118 | nontext_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
1119 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); | |
01f1ba30 | 1120 | |
09393d07 | 1121 | if (!NILP (Vx_hourglass_pointer_shape)) |
333b20bb | 1122 | { |
b7826503 | 1123 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
09393d07 GM |
1124 | hourglass_cursor |
1125 | = XCreateFontCursor (dpy, XINT (Vx_hourglass_pointer_shape)); | |
333b20bb GM |
1126 | } |
1127 | else | |
09393d07 GM |
1128 | hourglass_cursor = XCreateFontCursor (dpy, XC_watch); |
1129 | x_check_errors (dpy, "bad hourglass pointer cursor: %s"); | |
177c0ea7 | 1130 | |
09393d07 GM |
1131 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); |
1132 | if (!NILP (Vx_mode_pointer_shape)) | |
01f1ba30 | 1133 | { |
b7826503 | 1134 | CHECK_NUMBER (Vx_mode_pointer_shape); |
09393d07 | 1135 | mode_cursor = XCreateFontCursor (dpy, XINT (Vx_mode_pointer_shape)); |
01f1ba30 JB |
1136 | } |
1137 | else | |
09393d07 GM |
1138 | mode_cursor = XCreateFontCursor (dpy, XC_xterm); |
1139 | x_check_errors (dpy, "bad modeline pointer cursor: %s"); | |
95f80c78 | 1140 | |
09393d07 | 1141 | if (!NILP (Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1142 | { |
b7826503 | 1143 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
3d970f28 | 1144 | hand_cursor |
09393d07 | 1145 | = XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1146 | } |
1147 | else | |
3d970f28 | 1148 | hand_cursor = XCreateFontCursor (dpy, XC_hand2); |
01f1ba30 | 1149 | |
8fb4ec9c GM |
1150 | if (!NILP (Vx_window_horizontal_drag_shape)) |
1151 | { | |
b7826503 | 1152 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
8fb4ec9c | 1153 | horizontal_drag_cursor |
09393d07 | 1154 | = XCreateFontCursor (dpy, XINT (Vx_window_horizontal_drag_shape)); |
8fb4ec9c GM |
1155 | } |
1156 | else | |
1157 | horizontal_drag_cursor | |
09393d07 | 1158 | = XCreateFontCursor (dpy, XC_sb_h_double_arrow); |
8fb4ec9c | 1159 | |
fe24a618 | 1160 | /* Check and report errors with the above calls. */ |
09393d07 GM |
1161 | x_check_errors (dpy, "can't set cursor shape: %s"); |
1162 | x_uncatch_errors (dpy, count); | |
fe24a618 | 1163 | |
01f1ba30 JB |
1164 | { |
1165 | XColor fore_color, back_color; | |
1166 | ||
09393d07 | 1167 | fore_color.pixel = x->mouse_pixel; |
a31fedb7 | 1168 | x_query_color (f, &fore_color); |
01f1ba30 | 1169 | back_color.pixel = mask_color; |
a31fedb7 | 1170 | x_query_color (f, &back_color); |
177c0ea7 | 1171 | |
09393d07 GM |
1172 | XRecolorCursor (dpy, cursor, &fore_color, &back_color); |
1173 | XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color); | |
1174 | XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color); | |
3d970f28 | 1175 | XRecolorCursor (dpy, hand_cursor, &fore_color, &back_color); |
09393d07 GM |
1176 | XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color); |
1177 | XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color); | |
01f1ba30 | 1178 | } |
01f1ba30 | 1179 | |
fe24a618 | 1180 | if (FRAME_X_WINDOW (f) != 0) |
09393d07 GM |
1181 | XDefineCursor (dpy, FRAME_X_WINDOW (f), cursor); |
1182 | ||
1183 | if (cursor != x->text_cursor | |
1184 | && x->text_cursor != 0) | |
1185 | XFreeCursor (dpy, x->text_cursor); | |
1186 | x->text_cursor = cursor; | |
1187 | ||
1188 | if (nontext_cursor != x->nontext_cursor | |
1189 | && x->nontext_cursor != 0) | |
1190 | XFreeCursor (dpy, x->nontext_cursor); | |
1191 | x->nontext_cursor = nontext_cursor; | |
1192 | ||
1193 | if (hourglass_cursor != x->hourglass_cursor | |
1194 | && x->hourglass_cursor != 0) | |
1195 | XFreeCursor (dpy, x->hourglass_cursor); | |
1196 | x->hourglass_cursor = hourglass_cursor; | |
1197 | ||
1198 | if (mode_cursor != x->modeline_cursor | |
1199 | && x->modeline_cursor != 0) | |
1200 | XFreeCursor (dpy, f->output_data.x->modeline_cursor); | |
1201 | x->modeline_cursor = mode_cursor; | |
177c0ea7 | 1202 | |
3d970f28 KS |
1203 | if (hand_cursor != x->hand_cursor |
1204 | && x->hand_cursor != 0) | |
1205 | XFreeCursor (dpy, x->hand_cursor); | |
1206 | x->hand_cursor = hand_cursor; | |
01f1ba30 | 1207 | |
09393d07 GM |
1208 | if (horizontal_drag_cursor != x->horizontal_drag_cursor |
1209 | && x->horizontal_drag_cursor != 0) | |
1210 | XFreeCursor (dpy, x->horizontal_drag_cursor); | |
1211 | x->horizontal_drag_cursor = horizontal_drag_cursor; | |
8fb4ec9c | 1212 | |
09393d07 | 1213 | XFlush (dpy); |
01f1ba30 | 1214 | UNBLOCK_INPUT; |
05c8abbe GM |
1215 | |
1216 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1217 | } |
1218 | ||
1219 | void | |
f676886a JB |
1220 | x_set_cursor_color (f, arg, oldval) |
1221 | struct frame *f; | |
01f1ba30 JB |
1222 | Lisp_Object arg, oldval; |
1223 | { | |
a76206dc | 1224 | unsigned long fore_pixel, pixel; |
10168ebb | 1225 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
09393d07 | 1226 | struct x_output *x = f->output_data.x; |
01f1ba30 | 1227 | |
10168ebb GM |
1228 | if (!NILP (Vx_cursor_fore_pixel)) |
1229 | { | |
1230 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1231 | WHITE_PIX_DEFAULT (f)); | |
1232 | fore_pixel_allocated_p = 1; | |
1233 | } | |
01f1ba30 | 1234 | else |
09393d07 | 1235 | fore_pixel = x->background_pixel; |
177c0ea7 | 1236 | |
a76206dc | 1237 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1238 | pixel_allocated_p = 1; |
a76206dc | 1239 | |
f9942c9e | 1240 | /* Make sure that the cursor color differs from the background color. */ |
09393d07 | 1241 | if (pixel == x->background_pixel) |
01f1ba30 | 1242 | { |
10168ebb GM |
1243 | if (pixel_allocated_p) |
1244 | { | |
1245 | x_free_colors (f, &pixel, 1); | |
1246 | pixel_allocated_p = 0; | |
1247 | } | |
177c0ea7 | 1248 | |
09393d07 | 1249 | pixel = x->mouse_pixel; |
a76206dc | 1250 | if (pixel == fore_pixel) |
10168ebb GM |
1251 | { |
1252 | if (fore_pixel_allocated_p) | |
1253 | { | |
1254 | x_free_colors (f, &fore_pixel, 1); | |
1255 | fore_pixel_allocated_p = 0; | |
1256 | } | |
09393d07 | 1257 | fore_pixel = x->background_pixel; |
10168ebb | 1258 | } |
01f1ba30 | 1259 | } |
a76206dc | 1260 | |
09393d07 | 1261 | unload_color (f, x->cursor_foreground_pixel); |
10168ebb GM |
1262 | if (!fore_pixel_allocated_p) |
1263 | fore_pixel = x_copy_color (f, fore_pixel); | |
09393d07 | 1264 | x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1265 | |
09393d07 | 1266 | unload_color (f, x->cursor_pixel); |
10168ebb GM |
1267 | if (!pixel_allocated_p) |
1268 | pixel = x_copy_color (f, pixel); | |
09393d07 | 1269 | x->cursor_pixel = pixel; |
a76206dc | 1270 | |
fe24a618 | 1271 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1272 | { |
01f1ba30 | 1273 | BLOCK_INPUT; |
09393d07 GM |
1274 | XSetBackground (FRAME_X_DISPLAY (f), x->cursor_gc, x->cursor_pixel); |
1275 | XSetForeground (FRAME_X_DISPLAY (f), x->cursor_gc, fore_pixel); | |
01f1ba30 | 1276 | UNBLOCK_INPUT; |
01f1ba30 | 1277 | |
179956b9 | 1278 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1279 | { |
cedadcfa RS |
1280 | x_update_cursor (f, 0); |
1281 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1282 | } |
1283 | } | |
05c8abbe GM |
1284 | |
1285 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1286 | } |
943b580d | 1287 | \f |
f676886a | 1288 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1289 | Note that this does not fully take effect if done before |
f676886a | 1290 | F has an x-window. */ |
01f1ba30 | 1291 | |
968b1234 | 1292 | void |
f676886a JB |
1293 | x_set_border_pixel (f, pix) |
1294 | struct frame *f; | |
01f1ba30 JB |
1295 | int pix; |
1296 | { | |
a76206dc | 1297 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1298 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1299 | |
be786000 | 1300 | if (FRAME_X_WINDOW (f) != 0 && f->border_width > 0) |
01f1ba30 | 1301 | { |
01f1ba30 | 1302 | BLOCK_INPUT; |
b9dc4443 | 1303 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1304 | (unsigned long)pix); |
01f1ba30 JB |
1305 | UNBLOCK_INPUT; |
1306 | ||
179956b9 | 1307 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1308 | redraw_frame (f); |
01f1ba30 JB |
1309 | } |
1310 | } | |
1311 | ||
7c0d3ed8 KS |
1312 | /* Set the border-color of frame F to value described by ARG. |
1313 | ARG can be a string naming a color. | |
1314 | The border-color is used for the border that is drawn by the X server. | |
1315 | Note that this does not fully take effect if done before | |
1316 | F has an x-window; it must be redone when the window is created. | |
1317 | ||
1318 | Note: this is done in two routines because of the way X10 works. | |
1319 | ||
1320 | Note: under X11, this is normally the province of the window manager, | |
1321 | and so emacs' border colors may be overridden. */ | |
1322 | ||
1323 | void | |
1324 | x_set_border_color (f, arg, oldval) | |
1325 | struct frame *f; | |
1326 | Lisp_Object arg, oldval; | |
1327 | { | |
1328 | int pix; | |
1329 | ||
1330 | CHECK_STRING (arg); | |
1331 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
1332 | x_set_border_pixel (f, pix); | |
1333 | update_face_from_frame_parameter (f, Qborder_color, arg); | |
1334 | } | |
0d1469d6 | 1335 | |
0d1469d6 GM |
1336 | |
1337 | void | |
1338 | x_set_cursor_type (f, arg, oldval) | |
1339 | FRAME_PTR f; | |
1340 | Lisp_Object arg, oldval; | |
1341 | { | |
33b2311e | 1342 | set_frame_cursor_types (f, arg); |
dbc4e1c1 | 1343 | |
75691005 RS |
1344 | /* Make sure the cursor gets redrawn. */ |
1345 | cursor_type_changed = 1; | |
dbc4e1c1 | 1346 | } |
943b580d | 1347 | \f |
01f1ba30 | 1348 | void |
f676886a JB |
1349 | x_set_icon_type (f, arg, oldval) |
1350 | struct frame *f; | |
01f1ba30 JB |
1351 | Lisp_Object arg, oldval; |
1352 | { | |
01f1ba30 JB |
1353 | int result; |
1354 | ||
203c1d73 RS |
1355 | if (STRINGP (arg)) |
1356 | { | |
1357 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1358 | return; | |
1359 | } | |
1360 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1361 | return; |
1362 | ||
1363 | BLOCK_INPUT; | |
265a9e55 | 1364 | if (NILP (arg)) |
80534dd6 | 1365 | result = x_text_icon (f, |
d5db4077 | 1366 | (char *) SDATA ((!NILP (f->icon_name) |
f468da95 | 1367 | ? f->icon_name |
d5db4077 | 1368 | : f->name))); |
f1c7b5a6 RS |
1369 | else |
1370 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1371 | |
1372 | if (result) | |
1373 | { | |
01f1ba30 | 1374 | UNBLOCK_INPUT; |
0fb53770 | 1375 | error ("No icon window available"); |
01f1ba30 JB |
1376 | } |
1377 | ||
b9dc4443 | 1378 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1379 | UNBLOCK_INPUT; |
1380 | } | |
1381 | ||
80534dd6 KH |
1382 | void |
1383 | x_set_icon_name (f, arg, oldval) | |
1384 | struct frame *f; | |
1385 | Lisp_Object arg, oldval; | |
1386 | { | |
80534dd6 KH |
1387 | int result; |
1388 | ||
1389 | if (STRINGP (arg)) | |
1390 | { | |
1391 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1392 | return; | |
1393 | } | |
1394 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1395 | return; | |
1396 | ||
f468da95 | 1397 | f->icon_name = arg; |
80534dd6 | 1398 | |
7556890b | 1399 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1400 | return; |
1401 | ||
1402 | BLOCK_INPUT; | |
1403 | ||
1404 | result = x_text_icon (f, | |
d5db4077 KR |
1405 | (char *) SDATA ((!NILP (f->icon_name) |
1406 | ? f->icon_name | |
1407 | : !NILP (f->title) | |
1408 | ? f->title | |
1409 | : f->name))); | |
80534dd6 KH |
1410 | |
1411 | if (result) | |
1412 | { | |
1413 | UNBLOCK_INPUT; | |
1414 | error ("No icon window available"); | |
1415 | } | |
1416 | ||
80534dd6 KH |
1417 | XFlush (FRAME_X_DISPLAY (f)); |
1418 | UNBLOCK_INPUT; | |
1419 | } | |
7c0d3ed8 | 1420 | |
943b580d | 1421 | \f |
01f1ba30 | 1422 | void |
7c0d3ed8 | 1423 | x_set_menu_bar_lines (f, value, oldval) |
f676886a | 1424 | struct frame *f; |
7c0d3ed8 | 1425 | Lisp_Object value, oldval; |
01f1ba30 | 1426 | { |
7c0d3ed8 KS |
1427 | int nlines; |
1428 | #ifndef USE_X_TOOLKIT | |
1429 | int olines = FRAME_MENU_BAR_LINES (f); | |
1430 | #endif | |
177c0ea7 | 1431 | |
7c0d3ed8 KS |
1432 | /* Right now, menu bars don't work properly in minibuf-only frames; |
1433 | most of the commands try to apply themselves to the minibuffer | |
1434 | frame itself, and get an error because you can't switch buffers | |
1435 | in or split the minibuffer window. */ | |
1436 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1437 | return; | |
177c0ea7 | 1438 | |
7c0d3ed8 KS |
1439 | if (INTEGERP (value)) |
1440 | nlines = XINT (value); | |
ea96210c | 1441 | else |
7c0d3ed8 | 1442 | nlines = 0; |
a367641f | 1443 | |
7c0d3ed8 KS |
1444 | /* Make sure we redisplay all windows in this frame. */ |
1445 | windows_or_buffers_changed++; | |
3d09b6be | 1446 | |
488dd4c4 | 1447 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
9ef48a9d RS |
1448 | FRAME_MENU_BAR_LINES (f) = 0; |
1449 | if (nlines) | |
0d8ef3f4 RS |
1450 | { |
1451 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 1452 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
1453 | /* Make sure next redisplay shows the menu bar. */ |
1454 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1455 | } | |
9ef48a9d RS |
1456 | else |
1457 | { | |
6bc20398 FP |
1458 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
1459 | free_frame_menubar (f); | |
9ef48a9d | 1460 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
1461 | if (FRAME_X_P (f)) |
1462 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d | 1463 | } |
488dd4c4 | 1464 | #else /* not USE_X_TOOLKIT && not USE_GTK */ |
d043f1a4 | 1465 | FRAME_MENU_BAR_LINES (f) = nlines; |
7c0d3ed8 | 1466 | change_window_heights (f->root_window, nlines - olines); |
9ef48a9d | 1467 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
1468 | adjust_glyphs (f); |
1469 | } | |
1470 | ||
1471 | ||
1472 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
1473 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
1474 | is the old number of tool bar lines. This function changes the | |
1475 | height of all windows on frame F to match the new tool bar height. | |
1476 | The frame's height doesn't change. */ | |
1477 | ||
1478 | void | |
9ea173e8 | 1479 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
1480 | struct frame *f; |
1481 | Lisp_Object value, oldval; | |
1482 | { | |
52de7ce9 GM |
1483 | int delta, nlines, root_height; |
1484 | Lisp_Object root_window; | |
333b20bb | 1485 | |
e870b7ba GM |
1486 | /* Treat tool bars like menu bars. */ |
1487 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1488 | return; | |
1489 | ||
333b20bb GM |
1490 | /* Use VALUE only if an integer >= 0. */ |
1491 | if (INTEGERP (value) && XINT (value) >= 0) | |
1492 | nlines = XFASTINT (value); | |
1493 | else | |
1494 | nlines = 0; | |
1495 | ||
488dd4c4 JD |
1496 | #ifdef USE_GTK |
1497 | FRAME_TOOL_BAR_LINES (f) = 0; | |
1498 | if (nlines) | |
1499 | { | |
1500 | FRAME_EXTERNAL_TOOL_BAR (f) = 1; | |
1501 | if (FRAME_X_P (f) && f->output_data.x->toolbar_widget == 0) | |
1502 | /* Make sure next redisplay shows the tool bar. */ | |
1503 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1504 | update_frame_tool_bar (f); | |
1505 | } | |
1506 | else | |
1507 | { | |
1508 | if (FRAME_EXTERNAL_TOOL_BAR (f)) | |
1509 | free_frame_tool_bar (f); | |
1510 | FRAME_EXTERNAL_TOOL_BAR (f) = 0; | |
1511 | } | |
1512 | ||
1513 | return; | |
1514 | #endif | |
177c0ea7 | 1515 | |
488dd4c4 | 1516 | /* Make sure we redisplay all windows in this frame. */ |
333b20bb GM |
1517 | ++windows_or_buffers_changed; |
1518 | ||
9ea173e8 | 1519 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
52de7ce9 GM |
1520 | |
1521 | /* Don't resize the tool-bar to more than we have room for. */ | |
1522 | root_window = FRAME_ROOT_WINDOW (f); | |
be786000 | 1523 | root_height = WINDOW_TOTAL_LINES (XWINDOW (root_window)); |
52de7ce9 GM |
1524 | if (root_height - delta < 1) |
1525 | { | |
1526 | delta = root_height - 1; | |
1527 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
1528 | } | |
1529 | ||
9ea173e8 | 1530 | FRAME_TOOL_BAR_LINES (f) = nlines; |
7c0d3ed8 | 1531 | change_window_heights (root_window, delta); |
333b20bb | 1532 | adjust_glyphs (f); |
177c0ea7 | 1533 | |
ccba751c GM |
1534 | /* We also have to make sure that the internal border at the top of |
1535 | the frame, below the menu bar or tool bar, is redrawn when the | |
1536 | tool bar disappears. This is so because the internal border is | |
1537 | below the tool bar if one is displayed, but is below the menu bar | |
1538 | if there isn't a tool bar. The tool bar draws into the area | |
1539 | below the menu bar. */ | |
1540 | if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
1541 | { | |
1542 | updating_frame = f; | |
1543 | clear_frame (); | |
fb3cd89b | 1544 | clear_current_matrices (f); |
ccba751c GM |
1545 | updating_frame = NULL; |
1546 | } | |
b6f91066 GM |
1547 | |
1548 | /* If the tool bar gets smaller, the internal border below it | |
1549 | has to be cleared. It was formerly part of the display | |
1550 | of the larger tool bar, and updating windows won't clear it. */ | |
1551 | if (delta < 0) | |
1552 | { | |
1553 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
be786000 KS |
1554 | int width = FRAME_PIXEL_WIDTH (f); |
1555 | int y = nlines * FRAME_LINE_HEIGHT (f); | |
b6f91066 GM |
1556 | |
1557 | BLOCK_INPUT; | |
161d30fd GM |
1558 | x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
1559 | 0, y, width, height, False); | |
b6f91066 | 1560 | UNBLOCK_INPUT; |
ddc24747 GM |
1561 | |
1562 | if (WINDOWP (f->tool_bar_window)) | |
1563 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
b6f91066 | 1564 | } |
333b20bb GM |
1565 | } |
1566 | ||
1567 | ||
1568 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
1569 | VALUE should be a string, a color name. If it isn't a string or | |
1570 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
1571 | the frame parameter. */ | |
1572 | ||
1573 | void | |
1574 | x_set_scroll_bar_foreground (f, value, oldval) | |
1575 | struct frame *f; | |
1576 | Lisp_Object value, oldval; | |
1577 | { | |
1578 | unsigned long pixel; | |
177c0ea7 | 1579 | |
333b20bb GM |
1580 | if (STRINGP (value)) |
1581 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
1582 | else | |
1583 | pixel = -1; | |
1584 | ||
1585 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
1586 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
177c0ea7 | 1587 | |
333b20bb GM |
1588 | f->output_data.x->scroll_bar_foreground_pixel = pixel; |
1589 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
1590 | { | |
1591 | /* Remove all scroll bars because they have wrong colors. */ | |
1592 | if (condemn_scroll_bars_hook) | |
1593 | (*condemn_scroll_bars_hook) (f); | |
1594 | if (judge_scroll_bars_hook) | |
1595 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
1596 | |
1597 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
1598 | redraw_frame (f); |
1599 | } | |
1600 | } | |
1601 | ||
1602 | ||
1603 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
1604 | should be a string, a color name. If it isn't a string or isn't a | |
1605 | valid color name, do nothing. OLDVAL is the old value of the frame | |
1606 | parameter. */ | |
1607 | ||
1608 | void | |
1609 | x_set_scroll_bar_background (f, value, oldval) | |
1610 | struct frame *f; | |
1611 | Lisp_Object value, oldval; | |
1612 | { | |
1613 | unsigned long pixel; | |
1614 | ||
1615 | if (STRINGP (value)) | |
1616 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
1617 | else | |
1618 | pixel = -1; | |
177c0ea7 | 1619 | |
333b20bb GM |
1620 | if (f->output_data.x->scroll_bar_background_pixel != -1) |
1621 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
177c0ea7 | 1622 | |
f15340b7 MB |
1623 | #ifdef USE_TOOLKIT_SCROLL_BARS |
1624 | /* Scrollbar shadow colors. */ | |
1625 | if (f->output_data.x->scroll_bar_top_shadow_pixel != -1) | |
1626 | { | |
1627 | unload_color (f, f->output_data.x->scroll_bar_top_shadow_pixel); | |
1628 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
1629 | } | |
1630 | if (f->output_data.x->scroll_bar_bottom_shadow_pixel != -1) | |
1631 | { | |
1632 | unload_color (f, f->output_data.x->scroll_bar_bottom_shadow_pixel); | |
1633 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
1634 | } | |
1635 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
1636 | ||
333b20bb GM |
1637 | f->output_data.x->scroll_bar_background_pixel = pixel; |
1638 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
1639 | { | |
1640 | /* Remove all scroll bars because they have wrong colors. */ | |
1641 | if (condemn_scroll_bars_hook) | |
1642 | (*condemn_scroll_bars_hook) (f); | |
1643 | if (judge_scroll_bars_hook) | |
1644 | (*judge_scroll_bars_hook) (f); | |
177c0ea7 | 1645 | |
05c8abbe | 1646 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
1647 | redraw_frame (f); |
1648 | } | |
d043f1a4 | 1649 | } |
333b20bb | 1650 | |
943b580d | 1651 | \f |
3a258507 | 1652 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
1653 | XICCC (X Inter Client Communication Conventions). |
1654 | ||
1655 | If STRING contains only ASCII characters, do no conversion and | |
1656 | return the string data of STRING. Otherwise, encode the text by | |
1657 | CODING_SYSTEM, and return a newly allocated memory area which | |
1658 | should be freed by `xfree' by a caller. | |
1659 | ||
37323f34 EZ |
1660 | SELECTIONP non-zero means the string is being encoded for an X |
1661 | selection, so it is safe to run pre-write conversions (which | |
1662 | may run Lisp code). | |
1663 | ||
96db09e4 KH |
1664 | Store the byte length of resulting text in *TEXT_BYTES. |
1665 | ||
d60660d6 | 1666 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 1667 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 1668 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
1669 | the result should be `COMPOUND_TEXT'. */ |
1670 | ||
1671 | unsigned char * | |
37323f34 | 1672 | x_encode_text (string, coding_system, selectionp, text_bytes, stringp) |
96db09e4 | 1673 | Lisp_Object string, coding_system; |
d60660d6 | 1674 | int *text_bytes, *stringp; |
37323f34 | 1675 | int selectionp; |
96db09e4 | 1676 | { |
d5db4077 KR |
1677 | unsigned char *str = SDATA (string); |
1678 | int chars = SCHARS (string); | |
1679 | int bytes = SBYTES (string); | |
96db09e4 KH |
1680 | int charset_info; |
1681 | int bufsize; | |
1682 | unsigned char *buf; | |
1683 | struct coding_system coding; | |
43dc73f1 | 1684 | extern Lisp_Object Qcompound_text_with_extensions; |
96db09e4 KH |
1685 | |
1686 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
1687 | if (charset_info == 0) | |
1688 | { | |
1689 | /* No multibyte character in OBJ. We need not encode it. */ | |
1690 | *text_bytes = bytes; | |
d60660d6 | 1691 | *stringp = 1; |
96db09e4 KH |
1692 | return str; |
1693 | } | |
1694 | ||
1695 | setup_coding_system (coding_system, &coding); | |
37323f34 EZ |
1696 | if (selectionp |
1697 | && SYMBOLP (coding.pre_write_conversion) | |
1698 | && !NILP (Ffboundp (coding.pre_write_conversion))) | |
1699 | { | |
1700 | string = run_pre_post_conversion_on_str (string, &coding, 1); | |
d5db4077 KR |
1701 | str = SDATA (string); |
1702 | chars = SCHARS (string); | |
1703 | bytes = SBYTES (string); | |
37323f34 | 1704 | } |
96db09e4 KH |
1705 | coding.src_multibyte = 1; |
1706 | coding.dst_multibyte = 0; | |
1707 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
1708 | if (coding.type == coding_type_iso2022) |
1709 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
35bc5887 KH |
1710 | /* We suppress producing escape sequences for composition. */ |
1711 | coding.composing = COMPOSITION_DISABLED; | |
96db09e4 KH |
1712 | bufsize = encoding_buffer_size (&coding, bytes); |
1713 | buf = (unsigned char *) xmalloc (bufsize); | |
1714 | encode_coding (&coding, str, buf, bytes, bufsize); | |
1715 | *text_bytes = coding.produced; | |
43dc73f1 EZ |
1716 | *stringp = (charset_info == 1 |
1717 | || (!EQ (coding_system, Qcompound_text) | |
1718 | && !EQ (coding_system, Qcompound_text_with_extensions))); | |
96db09e4 KH |
1719 | return buf; |
1720 | } | |
1721 | ||
1722 | \f | |
75f9d625 | 1723 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
1724 | x_id_name. |
1725 | ||
1726 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
1727 | name; if NAME is a string, set F's name to NAME and set |
1728 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
1729 | |
1730 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
1731 | suggesting a new name, which lisp code should override; if | |
1732 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
1733 | ||
1734 | void | |
1735 | x_set_name (f, name, explicit) | |
1736 | struct frame *f; | |
1737 | Lisp_Object name; | |
1738 | int explicit; | |
1739 | { | |
177c0ea7 | 1740 | /* Make sure that requests from lisp code override requests from |
f945b920 JB |
1741 | Emacs redisplay code. */ |
1742 | if (explicit) | |
1743 | { | |
1744 | /* If we're switching from explicit to implicit, we had better | |
1745 | update the mode lines and thereby update the title. */ | |
1746 | if (f->explicit_name && NILP (name)) | |
cf177271 | 1747 | update_mode_lines = 1; |
f945b920 JB |
1748 | |
1749 | f->explicit_name = ! NILP (name); | |
1750 | } | |
1751 | else if (f->explicit_name) | |
1752 | return; | |
1753 | ||
1754 | /* If NAME is nil, set the name to the x_id_name. */ | |
1755 | if (NILP (name)) | |
f10f0b79 RS |
1756 | { |
1757 | /* Check for no change needed in this very common case | |
1758 | before we do any consing. */ | |
08a90d6a | 1759 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
d5db4077 | 1760 | SDATA (f->name))) |
f10f0b79 | 1761 | return; |
08a90d6a | 1762 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 1763 | } |
62265f1c | 1764 | else |
b7826503 | 1765 | CHECK_STRING (name); |
01f1ba30 | 1766 | |
f945b920 JB |
1767 | /* Don't change the name if it's already NAME. */ |
1768 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
1769 | return; |
1770 | ||
943b580d RS |
1771 | f->name = name; |
1772 | ||
1773 | /* For setting the frame title, the title parameter should override | |
1774 | the name parameter. */ | |
1775 | if (! NILP (f->title)) | |
1776 | name = f->title; | |
1777 | ||
fe24a618 | 1778 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 1779 | { |
01f1ba30 | 1780 | BLOCK_INPUT; |
fe24a618 JB |
1781 | #ifdef HAVE_X11R4 |
1782 | { | |
80534dd6 | 1783 | XTextProperty text, icon; |
d60660d6 | 1784 | int bytes, stringp; |
11270583 | 1785 | Lisp_Object coding_system; |
80534dd6 | 1786 | |
3201ea57 KH |
1787 | /* Note: Encoding strategy |
1788 | ||
1789 | We encode NAME by compound-text and use "COMPOUND-TEXT" in | |
1790 | text.encoding. But, there are non-internationalized window | |
1791 | managers which don't support that encoding. So, if NAME | |
1792 | contains only ASCII and 8859-1 characters, encode it by | |
1793 | iso-latin-1, and use "STRING" in text.encoding hoping that | |
1794 | such window manager at least analize this format correctly, | |
1795 | i.e. treat 8-bit bytes as 8859-1 characters. | |
1796 | ||
1797 | We may also be able to use "UTF8_STRING" in text.encoding | |
1798 | in the feature which can encode all Unicode characters. | |
1799 | But, for the moment, there's no way to know that the | |
1800 | current window manager supports it or not. */ | |
869331ee | 1801 | coding_system = Qcompound_text; |
37323f34 | 1802 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 1803 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 1804 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 1805 | text.format = 8; |
96db09e4 | 1806 | text.nitems = bytes; |
80534dd6 | 1807 | |
96db09e4 KH |
1808 | if (NILP (f->icon_name)) |
1809 | { | |
1810 | icon = text; | |
1811 | } | |
1812 | else | |
1813 | { | |
3201ea57 | 1814 | /* See the above comment "Note: Encoding strategy". */ |
37323f34 | 1815 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
1816 | &bytes, &stringp); |
1817 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
1818 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
1819 | icon.format = 8; | |
1820 | icon.nitems = bytes; | |
1821 | } | |
488dd4c4 JD |
1822 | #ifdef USE_GTK |
1823 | gtk_window_set_title (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
1824 | SDATA (name)); | |
488dd4c4 | 1825 | #else /* not USE_GTK */ |
2436a4e4 | 1826 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &text); |
7c0d3ed8 | 1827 | #endif /* not USE_GTK */ |
abb4b7ec | 1828 | |
7c0d3ed8 | 1829 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &icon); |
abb4b7ec | 1830 | |
7c0d3ed8 KS |
1831 | if (!NILP (f->icon_name) |
1832 | && icon.value != (unsigned char *) SDATA (f->icon_name)) | |
1833 | xfree (icon.value); | |
1834 | if (text.value != (unsigned char *) SDATA (name)) | |
1835 | xfree (text.value); | |
1836 | } | |
1837 | #else /* not HAVE_X11R4 */ | |
1838 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
1839 | SDATA (name)); | |
1840 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
1841 | SDATA (name)); | |
1842 | #endif /* not HAVE_X11R4 */ | |
1843 | UNBLOCK_INPUT; | |
1844 | } | |
abb4b7ec RS |
1845 | } |
1846 | ||
7c0d3ed8 KS |
1847 | /* This function should be called when the user's lisp code has |
1848 | specified a name for the frame; the name will override any set by the | |
1849 | redisplay code. */ | |
1850 | void | |
1851 | x_explicitly_set_name (f, arg, oldval) | |
1852 | FRAME_PTR f; | |
1853 | Lisp_Object arg, oldval; | |
3402e1a4 | 1854 | { |
7c0d3ed8 | 1855 | x_set_name (f, arg, 1); |
3402e1a4 RS |
1856 | } |
1857 | ||
7c0d3ed8 KS |
1858 | /* This function should be called by Emacs redisplay code to set the |
1859 | name; names set this way will never override names set by the user's | |
1860 | lisp code. */ | |
1861 | void | |
1862 | x_implicitly_set_name (f, arg, oldval) | |
1863 | FRAME_PTR f; | |
1864 | Lisp_Object arg, oldval; | |
333b20bb | 1865 | { |
7c0d3ed8 KS |
1866 | x_set_name (f, arg, 0); |
1867 | } | |
1868 | \f | |
1869 | /* Change the title of frame F to NAME. | |
1870 | If NAME is nil, use the frame name as the title. | |
60fb3ee1 | 1871 | |
7c0d3ed8 KS |
1872 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
1873 | name; if NAME is a string, set F's name to NAME and set | |
1874 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
60fb3ee1 | 1875 | |
7c0d3ed8 KS |
1876 | If EXPLICIT is zero, that indicates that Emacs redisplay code is |
1877 | suggesting a new name, which lisp code should override; if | |
1878 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
01f1ba30 | 1879 | |
7c0d3ed8 KS |
1880 | void |
1881 | x_set_title (f, name, old_name) | |
1882 | struct frame *f; | |
1883 | Lisp_Object name, old_name; | |
01f1ba30 | 1884 | { |
7c0d3ed8 KS |
1885 | /* Don't change the title if it's already NAME. */ |
1886 | if (EQ (name, f->title)) | |
1887 | return; | |
01f1ba30 | 1888 | |
7c0d3ed8 | 1889 | update_mode_lines = 1; |
60fb3ee1 | 1890 | |
7c0d3ed8 | 1891 | f->title = name; |
f9942c9e | 1892 | |
7c0d3ed8 KS |
1893 | if (NILP (name)) |
1894 | name = f->name; | |
1895 | else | |
1896 | CHECK_STRING (name); | |
f9942c9e | 1897 | |
7c0d3ed8 KS |
1898 | if (FRAME_X_WINDOW (f)) |
1899 | { | |
1900 | BLOCK_INPUT; | |
1901 | #ifdef HAVE_X11R4 | |
1902 | { | |
1903 | XTextProperty text, icon; | |
1904 | int bytes, stringp; | |
1905 | Lisp_Object coding_system; | |
f9942c9e | 1906 | |
7c0d3ed8 KS |
1907 | coding_system = Qcompound_text; |
1908 | /* See the comment "Note: Encoding strategy" in x_set_name. */ | |
1909 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); | |
1910 | text.encoding = (stringp ? XA_STRING | |
1911 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); | |
1912 | text.format = 8; | |
1913 | text.nitems = bytes; | |
d62c8769 | 1914 | |
7c0d3ed8 KS |
1915 | if (NILP (f->icon_name)) |
1916 | { | |
1917 | icon = text; | |
1918 | } | |
1919 | else | |
1920 | { | |
1921 | /* See the comment "Note: Encoding strategy" in x_set_name. */ | |
1922 | icon.value = x_encode_text (f->icon_name, coding_system, 0, | |
1923 | &bytes, &stringp); | |
1924 | icon.encoding = (stringp ? XA_STRING | |
1925 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); | |
1926 | icon.format = 8; | |
1927 | icon.nitems = bytes; | |
1928 | } | |
f9942c9e | 1929 | |
7c0d3ed8 KS |
1930 | #ifdef USE_GTK |
1931 | gtk_window_set_title (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
1932 | SDATA (name)); | |
1933 | #else /* not USE_GTK */ | |
1934 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &text); | |
1935 | #endif /* not USE_GTK */ | |
f9942c9e | 1936 | |
7c0d3ed8 KS |
1937 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), |
1938 | &icon); | |
f945b920 | 1939 | |
7c0d3ed8 KS |
1940 | if (!NILP (f->icon_name) |
1941 | && icon.value != (unsigned char *) SDATA (f->icon_name)) | |
1942 | xfree (icon.value); | |
1943 | if (text.value != (unsigned char *) SDATA (name)) | |
1944 | xfree (text.value); | |
1945 | } | |
1946 | #else /* not HAVE_X11R4 */ | |
1947 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
1948 | SDATA (name)); | |
1949 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
1950 | SDATA (name)); | |
1951 | #endif /* not HAVE_X11R4 */ | |
1952 | UNBLOCK_INPUT; | |
01f1ba30 | 1953 | } |
01f1ba30 JB |
1954 | } |
1955 | ||
7c0d3ed8 KS |
1956 | void |
1957 | x_set_scroll_bar_default_width (f) | |
e4f79258 | 1958 | struct frame *f; |
e4f79258 | 1959 | { |
be786000 | 1960 | int wid = FRAME_COLUMN_WIDTH (f); |
01f1ba30 | 1961 | |
7c0d3ed8 KS |
1962 | #ifdef USE_TOOLKIT_SCROLL_BARS |
1963 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
1964 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; | |
be786000 KS |
1965 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; |
1966 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = width; | |
7c0d3ed8 KS |
1967 | #else |
1968 | /* Make the actual width at least 14 pixels and a multiple of a | |
1969 | character width. */ | |
be786000 | 1970 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
01f1ba30 | 1971 | |
7c0d3ed8 KS |
1972 | /* Use all of that space (aside from required margins) for the |
1973 | scroll bar. */ | |
be786000 | 1974 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = 0; |
7c0d3ed8 | 1975 | #endif |
01f1ba30 | 1976 | } |
333b20bb | 1977 | |
7c0d3ed8 | 1978 | \f |
333b20bb GM |
1979 | /* Record in frame F the specified or default value according to ALIST |
1980 | of the parameter named PROP (a Lisp symbol). If no value is | |
1981 | specified for PROP, look for an X default for XPROP on the frame | |
1982 | named NAME. If that is not found either, use the value DEFLT. */ | |
1983 | ||
1984 | static Lisp_Object | |
1985 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
1986 | foreground_p) | |
1987 | struct frame *f; | |
1988 | Lisp_Object alist; | |
1989 | Lisp_Object prop; | |
1990 | char *xprop; | |
1991 | char *xclass; | |
1992 | int foreground_p; | |
1993 | { | |
1994 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
1995 | Lisp_Object tem; | |
1996 | ||
1997 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
1998 | if (EQ (tem, Qunbound)) | |
1999 | { | |
2000 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2001 | ||
2002 | /* See if an X resource for the scroll bar color has been | |
2003 | specified. */ | |
2004 | tem = display_x_get_resource (dpyinfo, | |
2005 | build_string (foreground_p | |
2006 | ? "foreground" | |
2007 | : "background"), | |
c0ec53ad | 2008 | empty_string, |
333b20bb | 2009 | build_string ("verticalScrollBar"), |
c0ec53ad | 2010 | empty_string); |
333b20bb GM |
2011 | if (!STRINGP (tem)) |
2012 | { | |
2013 | /* If nothing has been specified, scroll bars will use a | |
2014 | toolkit-dependent default. Because these defaults are | |
2015 | difficult to get at without actually creating a scroll | |
2016 | bar, use nil to indicate that no color has been | |
2017 | specified. */ | |
2018 | tem = Qnil; | |
2019 | } | |
177c0ea7 | 2020 | |
333b20bb | 2021 | #else /* not USE_TOOLKIT_SCROLL_BARS */ |
177c0ea7 | 2022 | |
333b20bb | 2023 | tem = Qnil; |
177c0ea7 | 2024 | |
333b20bb GM |
2025 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ |
2026 | } | |
2027 | ||
2028 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2029 | return tem; | |
2030 | } | |
2031 | ||
2032 | ||
01f1ba30 | 2033 | |
f58534a3 RS |
2034 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
2035 | ||
2036 | Status | |
2037 | XSetWMProtocols (dpy, w, protocols, count) | |
2038 | Display *dpy; | |
2039 | Window w; | |
2040 | Atom *protocols; | |
2041 | int count; | |
2042 | { | |
2043 | Atom prop; | |
2044 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
2045 | if (prop == None) return False; | |
2046 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
2047 | (unsigned char *) protocols, count); | |
2048 | return True; | |
2049 | } | |
9ef48a9d RS |
2050 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
2051 | \f | |
2052 | #ifdef USE_X_TOOLKIT | |
2053 | ||
8e3d10a9 RS |
2054 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
2055 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
2056 | already be present because of the toolkit (Motif adds some of them, |
2057 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
2058 | |
2059 | static void | |
b9dc4443 RS |
2060 | hack_wm_protocols (f, widget) |
2061 | FRAME_PTR f; | |
9ef48a9d RS |
2062 | Widget widget; |
2063 | { | |
2064 | Display *dpy = XtDisplay (widget); | |
2065 | Window w = XtWindow (widget); | |
2066 | int need_delete = 1; | |
2067 | int need_focus = 1; | |
59aa6c90 | 2068 | int need_save = 1; |
9ef48a9d RS |
2069 | |
2070 | BLOCK_INPUT; | |
2071 | { | |
2072 | Atom type, *atoms = 0; | |
2073 | int format = 0; | |
2074 | unsigned long nitems = 0; | |
2075 | unsigned long bytes_after; | |
2076 | ||
270958e8 KH |
2077 | if ((XGetWindowProperty (dpy, w, |
2078 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 2079 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
2080 | &type, &format, &nitems, &bytes_after, |
2081 | (unsigned char **) &atoms) | |
2082 | == Success) | |
9ef48a9d RS |
2083 | && format == 32 && type == XA_ATOM) |
2084 | while (nitems > 0) | |
2085 | { | |
2086 | nitems--; | |
b9dc4443 RS |
2087 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
2088 | need_delete = 0; | |
2089 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
2090 | need_focus = 0; | |
2091 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
2092 | need_save = 0; | |
9ef48a9d RS |
2093 | } |
2094 | if (atoms) XFree ((char *) atoms); | |
2095 | } | |
2096 | { | |
2097 | Atom props [10]; | |
2098 | int count = 0; | |
b9dc4443 RS |
2099 | if (need_delete) |
2100 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
2101 | if (need_focus) | |
2102 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
2103 | if (need_save) | |
2104 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 2105 | if (count) |
b9dc4443 RS |
2106 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
2107 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
2108 | (unsigned char *) props, count); |
2109 | } | |
2110 | UNBLOCK_INPUT; | |
2111 | } | |
2112 | #endif | |
86779fac GM |
2113 | |
2114 | ||
5a7df7d7 GM |
2115 | \f |
2116 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 2117 | |
5a7df7d7 GM |
2118 | #ifdef HAVE_X_I18N |
2119 | ||
2120 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
2121 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
2122 | ||
2123 | ||
1576f1ad | 2124 | /* Supported XIM styles, ordered by preference. */ |
5a7df7d7 GM |
2125 | |
2126 | static XIMStyle supported_xim_styles[] = | |
2127 | { | |
2128 | XIMPreeditPosition | XIMStatusArea, | |
2129 | XIMPreeditPosition | XIMStatusNothing, | |
2130 | XIMPreeditPosition | XIMStatusNone, | |
2131 | XIMPreeditNothing | XIMStatusArea, | |
2132 | XIMPreeditNothing | XIMStatusNothing, | |
2133 | XIMPreeditNothing | XIMStatusNone, | |
2134 | XIMPreeditNone | XIMStatusArea, | |
2135 | XIMPreeditNone | XIMStatusNothing, | |
2136 | XIMPreeditNone | XIMStatusNone, | |
2137 | 0, | |
2138 | }; | |
2139 | ||
2140 | ||
2141 | /* Create an X fontset on frame F with base font name | |
2142 | BASE_FONTNAME.. */ | |
2143 | ||
2144 | static XFontSet | |
2145 | xic_create_xfontset (f, base_fontname) | |
86779fac | 2146 | struct frame *f; |
5a7df7d7 | 2147 | char *base_fontname; |
86779fac | 2148 | { |
5a7df7d7 GM |
2149 | XFontSet xfs; |
2150 | char **missing_list; | |
2151 | int missing_count; | |
2152 | char *def_string; | |
177c0ea7 | 2153 | |
5a7df7d7 GM |
2154 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
2155 | base_fontname, &missing_list, | |
2156 | &missing_count, &def_string); | |
2157 | if (missing_list) | |
2158 | XFreeStringList (missing_list); | |
177c0ea7 | 2159 | |
5a7df7d7 GM |
2160 | /* No need to free def_string. */ |
2161 | return xfs; | |
2162 | } | |
2163 | ||
2164 | ||
2165 | /* Value is the best input style, given user preferences USER (already | |
2166 | checked to be supported by Emacs), and styles supported by the | |
2167 | input method XIM. */ | |
2168 | ||
2169 | static XIMStyle | |
2170 | best_xim_style (user, xim) | |
2171 | XIMStyles *user; | |
2172 | XIMStyles *xim; | |
2173 | { | |
2174 | int i, j; | |
2175 | ||
2176 | for (i = 0; i < user->count_styles; ++i) | |
2177 | for (j = 0; j < xim->count_styles; ++j) | |
2178 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
2179 | return user->supported_styles[i]; | |
2180 | ||
2181 | /* Return the default style. */ | |
2182 | return XIMPreeditNothing | XIMStatusNothing; | |
2183 | } | |
2184 | ||
2185 | /* Create XIC for frame F. */ | |
2186 | ||
5df79d3d GM |
2187 | static XIMStyle xic_style; |
2188 | ||
5a7df7d7 GM |
2189 | void |
2190 | create_frame_xic (f) | |
2191 | struct frame *f; | |
2192 | { | |
5a7df7d7 GM |
2193 | XIM xim; |
2194 | XIC xic = NULL; | |
2195 | XFontSet xfs = NULL; | |
86779fac | 2196 | |
5a7df7d7 GM |
2197 | if (FRAME_XIC (f)) |
2198 | return; | |
177c0ea7 | 2199 | |
5a7df7d7 GM |
2200 | xim = FRAME_X_XIM (f); |
2201 | if (xim) | |
2202 | { | |
d9d57cb2 DL |
2203 | XRectangle s_area; |
2204 | XPoint spot; | |
5a7df7d7 GM |
2205 | XVaNestedList preedit_attr; |
2206 | XVaNestedList status_attr; | |
2207 | char *base_fontname; | |
2208 | int fontset; | |
2209 | ||
d9d57cb2 DL |
2210 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
2211 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
2212 | /* Create X fontset. */ |
2213 | fontset = FRAME_FONTSET (f); | |
2214 | if (fontset < 0) | |
2215 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
2216 | else | |
2217 | { | |
6ecb43ce KH |
2218 | /* Determine the base fontname from the ASCII font name of |
2219 | FONTSET. */ | |
d5db4077 | 2220 | char *ascii_font = (char *) SDATA (fontset_ascii (fontset)); |
6ecb43ce | 2221 | char *p = ascii_font; |
5a7df7d7 | 2222 | int i; |
6ecb43ce KH |
2223 | |
2224 | for (i = 0; *p; p++) | |
2225 | if (*p == '-') i++; | |
2226 | if (i != 14) | |
2227 | /* As the font name doesn't conform to XLFD, we can't | |
2228 | modify it to get a suitable base fontname for the | |
2229 | frame. */ | |
2230 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
2231 | else | |
2232 | { | |
2233 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 2234 | char *p1 = NULL; |
6ecb43ce KH |
2235 | |
2236 | for (i = 0, p = ascii_font; i < 8; p++) | |
2237 | { | |
2238 | if (*p == '-') | |
2239 | { | |
2240 | i++; | |
2241 | if (i == 3) | |
2242 | p1 = p + 1; | |
2243 | } | |
2244 | } | |
2245 | base_fontname = (char *) alloca (len); | |
2246 | bzero (base_fontname, len); | |
2247 | strcpy (base_fontname, "-*-*-"); | |
2248 | bcopy (p1, base_fontname + 5, p - p1); | |
2249 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
2250 | } | |
5a7df7d7 GM |
2251 | } |
2252 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 2253 | |
5a7df7d7 GM |
2254 | /* Determine XIC style. */ |
2255 | if (xic_style == 0) | |
2256 | { | |
2257 | XIMStyles supported_list; | |
2258 | supported_list.count_styles = (sizeof supported_xim_styles | |
2259 | / sizeof supported_xim_styles[0]); | |
2260 | supported_list.supported_styles = supported_xim_styles; | |
2261 | xic_style = best_xim_style (&supported_list, | |
2262 | FRAME_X_XIM_STYLES (f)); | |
2263 | } | |
86779fac | 2264 | |
5a7df7d7 GM |
2265 | preedit_attr = XVaCreateNestedList (0, |
2266 | XNFontSet, xfs, | |
2267 | XNForeground, | |
2268 | FRAME_FOREGROUND_PIXEL (f), | |
2269 | XNBackground, | |
2270 | FRAME_BACKGROUND_PIXEL (f), | |
2271 | (xic_style & XIMPreeditPosition | |
2272 | ? XNSpotLocation | |
2273 | : NULL), | |
2274 | &spot, | |
2275 | NULL); | |
2276 | status_attr = XVaCreateNestedList (0, | |
2277 | XNArea, | |
2278 | &s_area, | |
2279 | XNFontSet, | |
2280 | xfs, | |
2281 | XNForeground, | |
2282 | FRAME_FOREGROUND_PIXEL (f), | |
2283 | XNBackground, | |
2284 | FRAME_BACKGROUND_PIXEL (f), | |
2285 | NULL); | |
2286 | ||
2287 | xic = XCreateIC (xim, | |
2288 | XNInputStyle, xic_style, | |
2289 | XNClientWindow, FRAME_X_WINDOW(f), | |
2290 | XNFocusWindow, FRAME_X_WINDOW(f), | |
2291 | XNStatusAttributes, status_attr, | |
2292 | XNPreeditAttributes, preedit_attr, | |
2293 | NULL); | |
2294 | XFree (preedit_attr); | |
2295 | XFree (status_attr); | |
2296 | } | |
177c0ea7 | 2297 | |
5a7df7d7 GM |
2298 | FRAME_XIC (f) = xic; |
2299 | FRAME_XIC_STYLE (f) = xic_style; | |
2300 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
2301 | } |
2302 | ||
5a7df7d7 GM |
2303 | |
2304 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
2305 | ||
2306 | void | |
2307 | free_frame_xic (f) | |
2308 | struct frame *f; | |
2309 | { | |
2310 | if (FRAME_XIC (f) == NULL) | |
2311 | return; | |
177c0ea7 | 2312 | |
5a7df7d7 GM |
2313 | XDestroyIC (FRAME_XIC (f)); |
2314 | if (FRAME_XIC_FONTSET (f)) | |
2315 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
2316 | ||
2317 | FRAME_XIC (f) = NULL; | |
2318 | FRAME_XIC_FONTSET (f) = NULL; | |
2319 | } | |
2320 | ||
2321 | ||
2322 | /* Place preedit area for XIC of window W's frame to specified | |
2323 | pixel position X/Y. X and Y are relative to window W. */ | |
2324 | ||
2325 | void | |
2326 | xic_set_preeditarea (w, x, y) | |
2327 | struct window *w; | |
2328 | int x, y; | |
2329 | { | |
2330 | struct frame *f = XFRAME (w->frame); | |
2331 | XVaNestedList attr; | |
2332 | XPoint spot; | |
177c0ea7 | 2333 | |
5a7df7d7 GM |
2334 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); |
2335 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
2336 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
2337 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
2338 | XFree (attr); | |
2339 | } | |
2340 | ||
2341 | ||
2342 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
2343 | ||
2344 | void | |
2345 | xic_set_statusarea (f) | |
2346 | struct frame *f; | |
2347 | { | |
2348 | XIC xic = FRAME_XIC (f); | |
2349 | XVaNestedList attr; | |
2350 | XRectangle area; | |
2351 | XRectangle *needed; | |
2352 | ||
2353 | /* Negotiate geometry of status area. If input method has existing | |
2354 | status area, use its current size. */ | |
2355 | area.x = area.y = area.width = area.height = 0; | |
2356 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
2357 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
2358 | XFree (attr); | |
177c0ea7 | 2359 | |
5a7df7d7 GM |
2360 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); |
2361 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
2362 | XFree (attr); | |
2363 | ||
2364 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
2365 | { | |
2366 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
2367 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
2368 | XFree (attr); | |
2369 | } | |
2370 | ||
2371 | area.width = needed->width; | |
2372 | area.height = needed->height; | |
be786000 KS |
2373 | area.x = FRAME_PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); |
2374 | area.y = (FRAME_PIXEL_HEIGHT (f) - area.height | |
488dd4c4 JD |
2375 | - FRAME_MENUBAR_HEIGHT (f) |
2376 | - FRAME_TOOLBAR_HEIGHT (f) | |
2377 | - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
5a7df7d7 GM |
2378 | XFree (needed); |
2379 | ||
2380 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
2381 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
2382 | XFree (attr); | |
2383 | } | |
2384 | ||
2385 | ||
2386 | /* Set X fontset for XIC of frame F, using base font name | |
2387 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
2388 | ||
2389 | void | |
2390 | xic_set_xfontset (f, base_fontname) | |
2391 | struct frame *f; | |
2392 | char *base_fontname; | |
2393 | { | |
2394 | XVaNestedList attr; | |
2395 | XFontSet xfs; | |
2396 | ||
2397 | xfs = xic_create_xfontset (f, base_fontname); | |
2398 | ||
2399 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
2400 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
2401 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
2402 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
2403 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
2404 | XFree (attr); | |
177c0ea7 | 2405 | |
5a7df7d7 GM |
2406 | if (FRAME_XIC_FONTSET (f)) |
2407 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
2408 | FRAME_XIC_FONTSET (f) = xfs; | |
2409 | } | |
2410 | ||
2411 | #endif /* HAVE_X_I18N */ | |
2412 | ||
2413 | ||
9ef48a9d | 2414 | \f |
8fc2766b RS |
2415 | #ifdef USE_X_TOOLKIT |
2416 | ||
2417 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 2418 | |
01f1ba30 | 2419 | static void |
a7f7d550 FP |
2420 | x_window (f, window_prompting, minibuffer_only) |
2421 | struct frame *f; | |
2422 | long window_prompting; | |
2423 | int minibuffer_only; | |
01f1ba30 | 2424 | { |
9ef48a9d | 2425 | XClassHint class_hints; |
31ac8d8c FP |
2426 | XSetWindowAttributes attributes; |
2427 | unsigned long attribute_mask; | |
9ef48a9d RS |
2428 | Widget shell_widget; |
2429 | Widget pane_widget; | |
6c32dd68 | 2430 | Widget frame_widget; |
9ef48a9d RS |
2431 | Arg al [25]; |
2432 | int ac; | |
2433 | ||
2434 | BLOCK_INPUT; | |
2435 | ||
b7975ee4 KH |
2436 | /* Use the resource name as the top-level widget name |
2437 | for looking up resources. Make a non-Lisp copy | |
2438 | for the window manager, so GC relocation won't bother it. | |
2439 | ||
2440 | Elsewhere we specify the window name for the window manager. */ | |
177c0ea7 | 2441 | |
cca176a0 | 2442 | { |
d5db4077 | 2443 | char *str = (char *) SDATA (Vx_resource_name); |
b7975ee4 | 2444 | f->namebuf = (char *) xmalloc (strlen (str) + 1); |
cca176a0 KH |
2445 | strcpy (f->namebuf, str); |
2446 | } | |
9ef48a9d RS |
2447 | |
2448 | ac = 0; | |
2449 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
2450 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 2451 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
be786000 | 2452 | XtSetArg (al[ac], XtNborderWidth, f->border_width); ac++; |
9b2956e2 GM |
2453 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
2454 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
2455 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 2456 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 2457 | applicationShellWidgetClass, |
82c90203 | 2458 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 2459 | |
7556890b | 2460 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
2461 | /* maybe_set_screen_title_format (shell_widget); */ |
2462 | ||
6c32dd68 PR |
2463 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
2464 | (widget_value *) NULL, | |
2465 | shell_widget, False, | |
2466 | (lw_callback) NULL, | |
2467 | (lw_callback) NULL, | |
b6e11efd | 2468 | (lw_callback) NULL, |
6c32dd68 | 2469 | (lw_callback) NULL); |
9ef48a9d | 2470 | |
9b2956e2 GM |
2471 | ac = 0; |
2472 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
2473 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
2474 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
2475 | XtSetValues (pane_widget, al, ac); | |
7556890b | 2476 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 2477 | |
177c0ea7 | 2478 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 2479 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
2480 | |
2481 | ac = 0; | |
2482 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
2483 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
2484 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
2485 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
2486 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
2487 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
2488 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
2489 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
2490 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
2491 | al, ac); | |
177c0ea7 | 2492 | |
7556890b | 2493 | f->output_data.x->edit_widget = frame_widget; |
177c0ea7 JB |
2494 | |
2495 | XtManageChild (frame_widget); | |
a7f7d550 FP |
2496 | |
2497 | /* Do some needed geometry management. */ | |
2498 | { | |
2499 | int len; | |
2500 | char *tem, shell_position[32]; | |
2501 | Arg al[2]; | |
2502 | int ac = 0; | |
5031cc10 | 2503 | int extra_borders = 0; |
177c0ea7 | 2504 | int menubar_size |
7556890b RS |
2505 | = (f->output_data.x->menubar_widget |
2506 | ? (f->output_data.x->menubar_widget->core.height | |
2507 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 2508 | : 0); |
a7f7d550 | 2509 | |
f7008aff RS |
2510 | #if 0 /* Experimentally, we now get the right results |
2511 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
2512 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
2513 | { | |
dd254b21 | 2514 | Dimension ibw = 0; |
01cbdba5 RS |
2515 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
2516 | menubar_size += ibw; | |
2517 | } | |
f7008aff | 2518 | #endif |
01cbdba5 | 2519 | |
7556890b | 2520 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 2521 | |
440b0bfd | 2522 | #ifndef USE_LUCID |
5031cc10 KH |
2523 | /* Motif seems to need this amount added to the sizes |
2524 | specified for the shell widget. The Athena/Lucid widgets don't. | |
2525 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
2526 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
2527 | &extra_borders, NULL); | |
2528 | extra_borders *= 2; | |
2529 | #endif | |
5031cc10 | 2530 | |
97787173 RS |
2531 | /* Convert our geometry parameters into a geometry string |
2532 | and specify it. | |
2533 | Note that we do not specify here whether the position | |
2534 | is a user-specified or program-specified one. | |
2535 | We pass that information later, in x_wm_set_size_hints. */ | |
2536 | { | |
be786000 | 2537 | int left = f->left_pos; |
97787173 | 2538 | int xneg = window_prompting & XNegative; |
be786000 | 2539 | int top = f->top_pos; |
97787173 RS |
2540 | int yneg = window_prompting & YNegative; |
2541 | if (xneg) | |
2542 | left = -left; | |
2543 | if (yneg) | |
2544 | top = -top; | |
c760f47e KH |
2545 | |
2546 | if (window_prompting & USPosition) | |
5031cc10 | 2547 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
be786000 KS |
2548 | FRAME_PIXEL_WIDTH (f) + extra_borders, |
2549 | FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
2550 | (xneg ? '-' : '+'), left, |
2551 | (yneg ? '-' : '+'), top); | |
2552 | else | |
5031cc10 | 2553 | sprintf (shell_position, "=%dx%d", |
be786000 KS |
2554 | FRAME_PIXEL_WIDTH (f) + extra_borders, |
2555 | FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
2556 | } |
2557 | ||
a7f7d550 | 2558 | len = strlen (shell_position) + 1; |
77110caa RS |
2559 | /* We don't free this because we don't know whether |
2560 | it is safe to free it while the frame exists. | |
2561 | It isn't worth the trouble of arranging to free it | |
2562 | when the frame is deleted. */ | |
a7f7d550 FP |
2563 | tem = (char *) xmalloc (len); |
2564 | strncpy (tem, shell_position, len); | |
2565 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
2566 | XtSetValues (shell_widget, al, ac); | |
2567 | } | |
2568 | ||
9ef48a9d RS |
2569 | XtManageChild (pane_widget); |
2570 | XtRealizeWidget (shell_widget); | |
2571 | ||
177c0ea7 | 2572 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
2573 | |
2574 | validate_x_resource_name (); | |
b7975ee4 | 2575 | |
d5db4077 KR |
2576 | class_hints.res_name = (char *) SDATA (Vx_resource_name); |
2577 | class_hints.res_class = (char *) SDATA (Vx_resource_class); | |
b9dc4443 | 2578 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
2579 | |
2580 | #ifdef HAVE_X_I18N | |
2581 | FRAME_XIC (f) = NULL; | |
1576f1ad DL |
2582 | if (use_xim) |
2583 | create_frame_xic (f); | |
5a7df7d7 | 2584 | #endif |
64d16748 | 2585 | |
7556890b RS |
2586 | f->output_data.x->wm_hints.input = True; |
2587 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 2588 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2589 | &f->output_data.x->wm_hints); |
b8228beb | 2590 | |
c4ec904f | 2591 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 2592 | |
6c32dd68 PR |
2593 | #ifdef HACK_EDITRES |
2594 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
2595 | #endif | |
2596 | ||
9ef48a9d | 2597 | /* Do a stupid property change to force the server to generate a |
333b20bb | 2598 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
2599 | be initialized to something relevant to the time we created the window. |
2600 | */ | |
6c32dd68 | 2601 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
2602 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
2603 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
2604 | (unsigned char*) NULL, 0); |
2605 | ||
5a7df7d7 | 2606 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 2607 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
2608 | |
2609 | #ifdef HAVE_X_I18N | |
2610 | if (FRAME_XIC (f)) | |
2611 | { | |
2612 | /* XIM server might require some X events. */ | |
2613 | unsigned long fevent = NoEventMask; | |
2614 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
2615 | attributes.event_mask |= fevent; | |
2616 | } | |
2617 | #endif /* HAVE_X_I18N */ | |
177c0ea7 | 2618 | |
31ac8d8c FP |
2619 | attribute_mask = CWEventMask; |
2620 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
2621 | attribute_mask, &attributes); | |
2622 | ||
6c32dd68 | 2623 | XtMapWidget (frame_widget); |
9ef48a9d | 2624 | |
8fc2766b RS |
2625 | /* x_set_name normally ignores requests to set the name if the |
2626 | requested name is the same as the current name. This is the one | |
2627 | place where that assumption isn't correct; f->name is set, but | |
2628 | the X server hasn't been told. */ | |
2629 | { | |
2630 | Lisp_Object name; | |
2631 | int explicit = f->explicit_name; | |
2632 | ||
2633 | f->explicit_name = 0; | |
2634 | name = f->name; | |
2635 | f->name = Qnil; | |
2636 | x_set_name (f, name, explicit); | |
2637 | } | |
2638 | ||
b9dc4443 | 2639 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2640 | f->output_data.x->text_cursor); |
8fc2766b RS |
2641 | |
2642 | UNBLOCK_INPUT; | |
2643 | ||
495fa05e GM |
2644 | /* This is a no-op, except under Motif. Make sure main areas are |
2645 | set to something reasonable, in case we get an error later. */ | |
2646 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
2647 | } |
2648 | ||
9ef48a9d | 2649 | #else /* not USE_X_TOOLKIT */ |
488dd4c4 JD |
2650 | #ifdef USE_GTK |
2651 | void | |
2652 | x_window (f) | |
2653 | FRAME_PTR f; | |
2654 | { | |
2655 | if (! xg_create_frame_widgets (f)) | |
2656 | error ("Unable to create window"); | |
1fcfb866 JD |
2657 | |
2658 | #ifdef HAVE_X_I18N | |
2659 | FRAME_XIC (f) = NULL; | |
1576f1ad DL |
2660 | if (use_xim) |
2661 | { | |
2662 | BLOCK_INPUT; | |
2663 | create_frame_xic (f); | |
2664 | if (FRAME_XIC (f)) | |
2665 | { | |
2666 | /* XIM server might require some X events. */ | |
2667 | unsigned long fevent = NoEventMask; | |
2668 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
1fcfb866 | 2669 | |
1576f1ad DL |
2670 | if (fevent != NoEventMask) |
2671 | { | |
2672 | XSetWindowAttributes attributes; | |
2673 | XWindowAttributes wattr; | |
2674 | unsigned long attribute_mask; | |
2675 | ||
2676 | XGetWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2677 | &wattr); | |
2678 | attributes.event_mask = wattr.your_event_mask | fevent; | |
2679 | attribute_mask = CWEventMask; | |
2680 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2681 | attribute_mask, &attributes); | |
2682 | } | |
2683 | } | |
2684 | UNBLOCK_INPUT; | |
2685 | } | |
1fcfb866 | 2686 | #endif |
488dd4c4 | 2687 | } |
9ef48a9d | 2688 | |
488dd4c4 | 2689 | #else /*! USE_GTK */ |
8fc2766b RS |
2690 | /* Create and set up the X window for frame F. */ |
2691 | ||
201d8c78 | 2692 | void |
8fc2766b RS |
2693 | x_window (f) |
2694 | struct frame *f; | |
2695 | ||
2696 | { | |
2697 | XClassHint class_hints; | |
2698 | XSetWindowAttributes attributes; | |
2699 | unsigned long attribute_mask; | |
2700 | ||
7556890b RS |
2701 | attributes.background_pixel = f->output_data.x->background_pixel; |
2702 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
2703 | attributes.bit_gravity = StaticGravity; |
2704 | attributes.backing_store = NotUseful; | |
2705 | attributes.save_under = True; | |
2706 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
2707 | attributes.colormap = FRAME_X_COLORMAP (f); |
2708 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
2709 | | CWColormap); | |
01f1ba30 JB |
2710 | |
2711 | BLOCK_INPUT; | |
fe24a618 | 2712 | FRAME_X_WINDOW (f) |
b9dc4443 | 2713 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b | 2714 | f->output_data.x->parent_desc, |
be786000 KS |
2715 | f->left_pos, |
2716 | f->top_pos, | |
2717 | FRAME_PIXEL_WIDTH (f), FRAME_PIXEL_HEIGHT (f), | |
2718 | f->border_width, | |
01f1ba30 JB |
2719 | CopyFromParent, /* depth */ |
2720 | InputOutput, /* class */ | |
383d6ffc | 2721 | FRAME_X_VISUAL (f), |
01f1ba30 | 2722 | attribute_mask, &attributes); |
5a7df7d7 GM |
2723 | |
2724 | #ifdef HAVE_X_I18N | |
4dacadcc | 2725 | if (use_xim) |
5a7df7d7 | 2726 | { |
1576f1ad DL |
2727 | create_frame_xic (f); |
2728 | if (FRAME_XIC (f)) | |
2729 | { | |
2730 | /* XIM server might require some X events. */ | |
2731 | unsigned long fevent = NoEventMask; | |
2732 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
2733 | attributes.event_mask |= fevent; | |
2734 | attribute_mask = CWEventMask; | |
2735 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2736 | attribute_mask, &attributes); | |
2737 | } | |
5a7df7d7 GM |
2738 | } |
2739 | #endif /* HAVE_X_I18N */ | |
177c0ea7 | 2740 | |
d387c960 | 2741 | validate_x_resource_name (); |
b7975ee4 | 2742 | |
d5db4077 KR |
2743 | class_hints.res_name = (char *) SDATA (Vx_resource_name); |
2744 | class_hints.res_class = (char *) SDATA (Vx_resource_class); | |
b9dc4443 | 2745 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 2746 | |
00983aba KH |
2747 | /* The menubar is part of the ordinary display; |
2748 | it does not count in addition to the height of the window. */ | |
7556890b | 2749 | f->output_data.x->menubar_height = 0; |
00983aba | 2750 | |
179956b9 JB |
2751 | /* This indicates that we use the "Passive Input" input model. |
2752 | Unless we do this, we don't get the Focus{In,Out} events that we | |
2753 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 2754 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 2755 | |
7556890b RS |
2756 | f->output_data.x->wm_hints.input = True; |
2757 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 2758 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2759 | &f->output_data.x->wm_hints); |
6d078211 | 2760 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 2761 | |
032e4ebe RS |
2762 | /* Request "save yourself" and "delete window" commands from wm. */ |
2763 | { | |
2764 | Atom protocols[2]; | |
b9dc4443 RS |
2765 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
2766 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
2767 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 2768 | } |
9ef48a9d | 2769 | |
e373f201 JB |
2770 | /* x_set_name normally ignores requests to set the name if the |
2771 | requested name is the same as the current name. This is the one | |
2772 | place where that assumption isn't correct; f->name is set, but | |
2773 | the X server hasn't been told. */ | |
2774 | { | |
98381190 | 2775 | Lisp_Object name; |
cf177271 | 2776 | int explicit = f->explicit_name; |
e373f201 | 2777 | |
cf177271 | 2778 | f->explicit_name = 0; |
98381190 KH |
2779 | name = f->name; |
2780 | f->name = Qnil; | |
cf177271 | 2781 | x_set_name (f, name, explicit); |
e373f201 JB |
2782 | } |
2783 | ||
b9dc4443 | 2784 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2785 | f->output_data.x->text_cursor); |
9ef48a9d | 2786 | |
01f1ba30 JB |
2787 | UNBLOCK_INPUT; |
2788 | ||
fe24a618 | 2789 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 2790 | error ("Unable to create window"); |
01f1ba30 JB |
2791 | } |
2792 | ||
488dd4c4 | 2793 | #endif /* not USE_GTK */ |
8fc2766b RS |
2794 | #endif /* not USE_X_TOOLKIT */ |
2795 | ||
01f1ba30 JB |
2796 | /* Handle the icon stuff for this window. Perhaps later we might |
2797 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 2798 | well. */ |
01f1ba30 JB |
2799 | |
2800 | static void | |
f676886a JB |
2801 | x_icon (f, parms) |
2802 | struct frame *f; | |
01f1ba30 JB |
2803 | Lisp_Object parms; |
2804 | { | |
f9942c9e | 2805 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 2806 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
2807 | |
2808 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 2809 | icons in an icon window. */ |
7c0d3ed8 KS |
2810 | icon_x = x_frame_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
2811 | icon_y = x_frame_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 2812 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 2813 | { |
b7826503 PJ |
2814 | CHECK_NUMBER (icon_x); |
2815 | CHECK_NUMBER (icon_y); | |
01f1ba30 | 2816 | } |
f9942c9e | 2817 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 2818 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 2819 | |
f9942c9e JB |
2820 | BLOCK_INPUT; |
2821 | ||
fe24a618 JB |
2822 | if (! EQ (icon_x, Qunbound)) |
2823 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 2824 | |
01f1ba30 | 2825 | /* Start up iconic or window? */ |
49795535 | 2826 | x_wm_set_window_state |
333b20bb GM |
2827 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
2828 | Qicon) | |
49795535 JB |
2829 | ? IconicState |
2830 | : NormalState)); | |
01f1ba30 | 2831 | |
d5db4077 | 2832 | x_text_icon (f, (char *) SDATA ((!NILP (f->icon_name) |
f468da95 | 2833 | ? f->icon_name |
d5db4077 | 2834 | : f->name))); |
80534dd6 | 2835 | |
01f1ba30 JB |
2836 | UNBLOCK_INPUT; |
2837 | } | |
2838 | ||
b243755a | 2839 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
2840 | background, border and mouse colors; also create the |
2841 | mouse cursor and the gray border tile. */ | |
2842 | ||
f945b920 JB |
2843 | static char cursor_bits[] = |
2844 | { | |
2845 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2846 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2847 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
2848 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
2849 | }; | |
2850 | ||
01f1ba30 | 2851 | static void |
f676886a JB |
2852 | x_make_gc (f) |
2853 | struct frame *f; | |
01f1ba30 JB |
2854 | { |
2855 | XGCValues gc_values; | |
01f1ba30 | 2856 | |
6afb1d07 JB |
2857 | BLOCK_INPUT; |
2858 | ||
b243755a | 2859 | /* Create the GCs of this frame. |
9ef48a9d | 2860 | Note that many default values are used. */ |
01f1ba30 JB |
2861 | |
2862 | /* Normal video */ | |
be786000 | 2863 | gc_values.font = FRAME_FONT (f)->fid; |
7556890b RS |
2864 | gc_values.foreground = f->output_data.x->foreground_pixel; |
2865 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 2866 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
959e647d GM |
2867 | f->output_data.x->normal_gc |
2868 | = XCreateGC (FRAME_X_DISPLAY (f), | |
2869 | FRAME_X_WINDOW (f), | |
2870 | GCLineWidth | GCFont | GCForeground | GCBackground, | |
2871 | &gc_values); | |
01f1ba30 | 2872 | |
b9dc4443 | 2873 | /* Reverse video style. */ |
7556890b RS |
2874 | gc_values.foreground = f->output_data.x->background_pixel; |
2875 | gc_values.background = f->output_data.x->foreground_pixel; | |
959e647d GM |
2876 | f->output_data.x->reverse_gc |
2877 | = XCreateGC (FRAME_X_DISPLAY (f), | |
2878 | FRAME_X_WINDOW (f), | |
2879 | GCFont | GCForeground | GCBackground | GCLineWidth, | |
2880 | &gc_values); | |
01f1ba30 | 2881 | |
9ef48a9d | 2882 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
2883 | gc_values.foreground = f->output_data.x->background_pixel; |
2884 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
2885 | gc_values.fill_style = FillOpaqueStippled; |
2886 | gc_values.stipple | |
b9dc4443 RS |
2887 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
2888 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 2889 | cursor_bits, 16, 16); |
7556890b | 2890 | f->output_data.x->cursor_gc |
b9dc4443 | 2891 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 2892 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 2893 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
2894 | &gc_values); |
2895 | ||
333b20bb GM |
2896 | /* Reliefs. */ |
2897 | f->output_data.x->white_relief.gc = 0; | |
2898 | f->output_data.x->black_relief.gc = 0; | |
2899 | ||
01f1ba30 | 2900 | /* Create the gray border tile used when the pointer is not in |
f676886a | 2901 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 2902 | this must be done on a per-frame basis. */ |
7556890b | 2903 | f->output_data.x->border_tile |
d043f1a4 | 2904 | = (XCreatePixmapFromBitmapData |
177c0ea7 | 2905 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 2906 | gray_bits, gray_width, gray_height, |
7556890b RS |
2907 | f->output_data.x->foreground_pixel, |
2908 | f->output_data.x->background_pixel, | |
ab452f99 | 2909 | DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)))); |
6afb1d07 JB |
2910 | |
2911 | UNBLOCK_INPUT; | |
01f1ba30 | 2912 | } |
01f1ba30 | 2913 | |
959e647d GM |
2914 | |
2915 | /* Free what was was allocated in x_make_gc. */ | |
2916 | ||
2917 | void | |
2918 | x_free_gcs (f) | |
2919 | struct frame *f; | |
2920 | { | |
2921 | Display *dpy = FRAME_X_DISPLAY (f); | |
2922 | ||
2923 | BLOCK_INPUT; | |
177c0ea7 | 2924 | |
959e647d GM |
2925 | if (f->output_data.x->normal_gc) |
2926 | { | |
2927 | XFreeGC (dpy, f->output_data.x->normal_gc); | |
2928 | f->output_data.x->normal_gc = 0; | |
2929 | } | |
2930 | ||
2931 | if (f->output_data.x->reverse_gc) | |
2932 | { | |
2933 | XFreeGC (dpy, f->output_data.x->reverse_gc); | |
2934 | f->output_data.x->reverse_gc = 0; | |
2935 | } | |
177c0ea7 | 2936 | |
959e647d GM |
2937 | if (f->output_data.x->cursor_gc) |
2938 | { | |
2939 | XFreeGC (dpy, f->output_data.x->cursor_gc); | |
2940 | f->output_data.x->cursor_gc = 0; | |
2941 | } | |
2942 | ||
2943 | if (f->output_data.x->border_tile) | |
2944 | { | |
2945 | XFreePixmap (dpy, f->output_data.x->border_tile); | |
2946 | f->output_data.x->border_tile = 0; | |
2947 | } | |
2948 | ||
2949 | UNBLOCK_INPUT; | |
2950 | } | |
2951 | ||
2952 | ||
eaf1eea9 GM |
2953 | /* Handler for signals raised during x_create_frame and |
2954 | x_create_top_frame. FRAME is the frame which is partially | |
2955 | constructed. */ | |
2956 | ||
2957 | static Lisp_Object | |
2958 | unwind_create_frame (frame) | |
2959 | Lisp_Object frame; | |
2960 | { | |
2961 | struct frame *f = XFRAME (frame); | |
2962 | ||
2963 | /* If frame is ``official'', nothing to do. */ | |
2964 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
2965 | { | |
f1d2ce7f | 2966 | #if GLYPH_DEBUG |
eaf1eea9 GM |
2967 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
2968 | #endif | |
177c0ea7 | 2969 | |
eaf1eea9 GM |
2970 | x_free_frame_resources (f); |
2971 | ||
2972 | /* Check that reference counts are indeed correct. */ | |
2973 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
2974 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a | 2975 | return Qt; |
eaf1eea9 | 2976 | } |
177c0ea7 | 2977 | |
eaf1eea9 GM |
2978 | return Qnil; |
2979 | } | |
2980 | ||
2981 | ||
f676886a | 2982 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 2983 | 1, 1, 0, |
7ee72033 | 2984 | doc: /* Make a new X window, which is called a "frame" in Emacs terms. |
c061c855 GM |
2985 | Returns an Emacs frame object. |
2986 | ALIST is an alist of frame parameters. | |
2987 | If the parameters specify that the frame should not have a minibuffer, | |
2988 | and do not specify a specific minibuffer window to use, | |
2989 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
2990 | be shared by the new frame. | |
2991 | ||
7ee72033 MB |
2992 | This function is an internal primitive--use `make-frame' instead. */) |
2993 | (parms) | |
01f1ba30 JB |
2994 | Lisp_Object parms; |
2995 | { | |
f676886a | 2996 | struct frame *f; |
2365c027 | 2997 | Lisp_Object frame, tem; |
01f1ba30 JB |
2998 | Lisp_Object name; |
2999 | int minibuffer_only = 0; | |
3000 | long window_prompting = 0; | |
3001 | int width, height; | |
331379bf | 3002 | int count = SPECPDL_INDEX (); |
ecaca587 | 3003 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 3004 | Lisp_Object display; |
333b20bb | 3005 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 3006 | Lisp_Object parent; |
e557f19d | 3007 | struct kboard *kb; |
01f1ba30 | 3008 | |
11ae94fe | 3009 | check_x (); |
01f1ba30 | 3010 | |
b7975ee4 KH |
3011 | /* Use this general default value to start with |
3012 | until we know if this frame has a specified name. */ | |
3013 | Vx_resource_name = Vinvocation_name; | |
3014 | ||
333b20bb | 3015 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
3016 | if (EQ (display, Qunbound)) |
3017 | display = Qnil; | |
3018 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
3019 | #ifdef MULTI_KBOARD |
3020 | kb = dpyinfo->kboard; | |
3021 | #else | |
3022 | kb = &the_only_kboard; | |
3023 | #endif | |
b9dc4443 | 3024 | |
333b20bb | 3025 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 3026 | if (!STRINGP (name) |
cf177271 JB |
3027 | && ! EQ (name, Qunbound) |
3028 | && ! NILP (name)) | |
08a90d6a | 3029 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 3030 | |
b7975ee4 KH |
3031 | if (STRINGP (name)) |
3032 | Vx_resource_name = name; | |
3033 | ||
a59e4f3d | 3034 | /* See if parent window is specified. */ |
333b20bb | 3035 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
3036 | if (EQ (parent, Qunbound)) |
3037 | parent = Qnil; | |
3038 | if (! NILP (parent)) | |
b7826503 | 3039 | CHECK_NUMBER (parent); |
a59e4f3d | 3040 | |
ecaca587 RS |
3041 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
3042 | /* No need to protect DISPLAY because that's not used after passing | |
3043 | it to make_frame_without_minibuffer. */ | |
3044 | frame = Qnil; | |
3045 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
3046 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
3047 | RES_TYPE_SYMBOL); | |
f9942c9e | 3048 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 3049 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 3050 | else if (EQ (tem, Qonly)) |
01f1ba30 | 3051 | { |
f676886a | 3052 | f = make_minibuffer_frame (); |
01f1ba30 JB |
3053 | minibuffer_only = 1; |
3054 | } | |
6a5e54e2 | 3055 | else if (WINDOWP (tem)) |
2526c290 | 3056 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
3057 | else |
3058 | f = make_frame (1); | |
01f1ba30 | 3059 | |
ecaca587 RS |
3060 | XSETFRAME (frame, f); |
3061 | ||
a3c87d4e JB |
3062 | /* Note that X Windows does support scroll bars. */ |
3063 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 3064 | |
08a90d6a | 3065 | f->output_method = output_x_window; |
7556890b RS |
3066 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
3067 | bzero (f->output_data.x, sizeof (struct x_output)); | |
3068 | f->output_data.x->icon_bitmap = -1; | |
be786000 | 3069 | FRAME_FONTSET (f) = -1; |
333b20bb GM |
3070 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
3071 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
3072 | #ifdef USE_TOOLKIT_SCROLL_BARS |
3073 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
3074 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
3075 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
eaf1eea9 | 3076 | record_unwind_protect (unwind_create_frame, frame); |
08a90d6a | 3077 | |
f468da95 | 3078 | f->icon_name |
333b20bb GM |
3079 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
3080 | RES_TYPE_STRING); | |
f468da95 RS |
3081 | if (! STRINGP (f->icon_name)) |
3082 | f->icon_name = Qnil; | |
80534dd6 | 3083 | |
08a90d6a | 3084 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
f1d2ce7f | 3085 | #if GLYPH_DEBUG |
eaf1eea9 GM |
3086 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
3087 | dpyinfo_refcount = dpyinfo->reference_count; | |
3088 | #endif /* GLYPH_DEBUG */ | |
73410c76 | 3089 | #ifdef MULTI_KBOARD |
e557f19d | 3090 | FRAME_KBOARD (f) = kb; |
73410c76 | 3091 | #endif |
08a90d6a | 3092 | |
9b2956e2 GM |
3093 | /* These colors will be set anyway later, but it's important |
3094 | to get the color reference counts right, so initialize them! */ | |
3095 | { | |
3096 | Lisp_Object black; | |
3097 | struct gcpro gcpro1; | |
cefecbcf GM |
3098 | |
3099 | /* Function x_decode_color can signal an error. Make | |
3100 | sure to initialize color slots so that we won't try | |
3101 | to free colors we haven't allocated. */ | |
3102 | f->output_data.x->foreground_pixel = -1; | |
3103 | f->output_data.x->background_pixel = -1; | |
3104 | f->output_data.x->cursor_pixel = -1; | |
3105 | f->output_data.x->cursor_foreground_pixel = -1; | |
3106 | f->output_data.x->border_pixel = -1; | |
3107 | f->output_data.x->mouse_pixel = -1; | |
177c0ea7 | 3108 | |
9b2956e2 GM |
3109 | black = build_string ("black"); |
3110 | GCPRO1 (black); | |
3111 | f->output_data.x->foreground_pixel | |
3112 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3113 | f->output_data.x->background_pixel | |
3114 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3115 | f->output_data.x->cursor_pixel | |
3116 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3117 | f->output_data.x->cursor_foreground_pixel | |
3118 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3119 | f->output_data.x->border_pixel | |
3120 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3121 | f->output_data.x->mouse_pixel | |
3122 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3123 | UNGCPRO; | |
3124 | } | |
3125 | ||
a59e4f3d RS |
3126 | /* Specify the parent under which to make this X window. */ |
3127 | ||
3128 | if (!NILP (parent)) | |
3129 | { | |
8c239ac3 | 3130 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 3131 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
3132 | } |
3133 | else | |
3134 | { | |
7556890b RS |
3135 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
3136 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
3137 | } |
3138 | ||
cf177271 JB |
3139 | /* Set the name; the functions to which we pass f expect the name to |
3140 | be set. */ | |
3141 | if (EQ (name, Qunbound) || NILP (name)) | |
3142 | { | |
08a90d6a | 3143 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
3144 | f->explicit_name = 0; |
3145 | } | |
3146 | else | |
3147 | { | |
3148 | f->name = name; | |
3149 | f->explicit_name = 1; | |
9ef48a9d RS |
3150 | /* use the frame's title when getting resources for this frame. */ |
3151 | specbind (Qx_resource_name, name); | |
cf177271 | 3152 | } |
01f1ba30 | 3153 | |
01f1ba30 JB |
3154 | /* Extract the window parameters from the supplied values |
3155 | that are needed to determine window geometry. */ | |
d387c960 JB |
3156 | { |
3157 | Lisp_Object font; | |
3158 | ||
333b20bb | 3159 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 3160 | |
6817eab4 | 3161 | BLOCK_INPUT; |
e5e548e3 RS |
3162 | /* First, try whatever font the caller has specified. */ |
3163 | if (STRINGP (font)) | |
942ea06d | 3164 | { |
49965a29 | 3165 | tem = Fquery_fontset (font, Qnil); |
477f8642 | 3166 | if (STRINGP (tem)) |
d5db4077 | 3167 | font = x_new_fontset (f, SDATA (tem)); |
942ea06d | 3168 | else |
d5db4077 | 3169 | font = x_new_font (f, SDATA (font)); |
942ea06d | 3170 | } |
177c0ea7 | 3171 | |
e5e548e3 | 3172 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
3173 | if (!STRINGP (font)) |
3174 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 3175 | if (!STRINGP (font)) |
a6ac02af | 3176 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 3177 | if (! STRINGP (font)) |
a6ac02af | 3178 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
3179 | if (! STRINGP (font)) |
3180 | /* This was formerly the first thing tried, but it finds too many fonts | |
3181 | and takes too long. */ | |
3182 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
3183 | /* If those didn't work, look for something which will at least work. */ | |
3184 | if (! STRINGP (font)) | |
a6ac02af | 3185 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
3186 | UNBLOCK_INPUT; |
3187 | if (! STRINGP (font)) | |
e5e548e3 RS |
3188 | font = build_string ("fixed"); |
3189 | ||
477f8642 | 3190 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 3191 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 3192 | } |
9ef48a9d | 3193 | |
e3881aa0 | 3194 | #ifdef USE_LUCID |
82c90203 RS |
3195 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
3196 | whereby it fails to get any font. */ | |
be786000 | 3197 | xlwmenu_default_font = FRAME_FONT (f); |
dd254b21 | 3198 | #endif |
82c90203 | 3199 | |
cf177271 | 3200 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb | 3201 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
177c0ea7 | 3202 | |
4e397688 | 3203 | /* This defaults to 1 in order to match xterm. We recognize either |
ddf768c3 JB |
3204 | internalBorderWidth or internalBorder (which is what xterm calls |
3205 | it). */ | |
3206 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
3207 | { | |
3208 | Lisp_Object value; | |
3209 | ||
abb4b7ec | 3210 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 3211 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
3212 | if (! EQ (value, Qunbound)) |
3213 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
3214 | parms); | |
3215 | } | |
dca97592 | 3216 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
3217 | "internalBorderWidth", "internalBorderWidth", |
3218 | RES_TYPE_NUMBER); | |
1ab3d87e | 3219 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
3220 | "verticalScrollBars", "ScrollBars", |
3221 | RES_TYPE_SYMBOL); | |
01f1ba30 | 3222 | |
b9dc4443 | 3223 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 3224 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 3225 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 3226 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 3227 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 3228 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 3229 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 3230 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 3231 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 3232 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 3233 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
3234 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
3235 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
3236 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
3237 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
b3ba0aa8 KS |
3238 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
3239 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
3240 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
3241 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
333b20bb GM |
3242 | |
3243 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
3244 | "scrollBarForeground", | |
3245 | "ScrollBarForeground", 1); | |
3246 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
3247 | "scrollBarBackground", | |
3248 | "ScrollBarBackground", 0); | |
3249 | ||
3250 | /* Init faces before x_default_parameter is called for scroll-bar | |
3251 | parameters because that function calls x_set_scroll_bar_width, | |
3252 | which calls change_frame_size, which calls Fset_window_buffer, | |
3253 | which runs hooks, which call Fvertical_motion. At the end, we | |
3254 | end up in init_iterator with a null face cache, which should not | |
3255 | happen. */ | |
3256 | init_frame_faces (f); | |
177c0ea7 | 3257 | |
c7bcb20d | 3258 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 3259 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
e33455ca | 3260 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
333b20bb | 3261 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 3262 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
3263 | "bufferPredicate", "BufferPredicate", |
3264 | RES_TYPE_SYMBOL); | |
c2304e02 | 3265 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 3266 | "title", "Title", RES_TYPE_STRING); |
ea0a1f53 GM |
3267 | x_default_parameter (f, parms, Qwait_for_wm, Qt, |
3268 | "waitForWM", "WaitForWM", RES_TYPE_BOOLEAN); | |
49d41073 EZ |
3269 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
3270 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
90eb1019 | 3271 | |
7556890b | 3272 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
35f59f6b | 3273 | |
35f59f6b | 3274 | /* Compute the size of the X window. */ |
7c0d3ed8 | 3275 | window_prompting = x_figure_window_size (f, parms, 1); |
38d22040 | 3276 | |
495fa05e GM |
3277 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
3278 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
3279 | ||
6a1bcd01 | 3280 | /* Create the X widget or window. */ |
a7f7d550 FP |
3281 | #ifdef USE_X_TOOLKIT |
3282 | x_window (f, window_prompting, minibuffer_only); | |
3283 | #else | |
f676886a | 3284 | x_window (f); |
a7f7d550 | 3285 | #endif |
177c0ea7 | 3286 | |
f676886a JB |
3287 | x_icon (f, parms); |
3288 | x_make_gc (f); | |
01f1ba30 | 3289 | |
495fa05e GM |
3290 | /* Now consider the frame official. */ |
3291 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
3292 | Vframe_list = Fcons (frame, Vframe_list); | |
3293 | ||
f9942c9e JB |
3294 | /* We need to do this after creating the X window, so that the |
3295 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 3296 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 3297 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 3298 | |
cf177271 | 3299 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 3300 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 3301 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 3302 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 3303 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 3304 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
3305 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
3306 | "scrollBarWidth", "ScrollBarWidth", | |
3307 | RES_TYPE_NUMBER); | |
f9942c9e | 3308 | |
be786000 | 3309 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
01f1ba30 | 3310 | Change will not be effected unless different from the current |
be786000 KS |
3311 | FRAME_LINES (f). */ |
3312 | width = FRAME_COLS (f); | |
3313 | height = FRAME_LINES (f); | |
177c0ea7 | 3314 | |
be786000 KS |
3315 | SET_FRAME_COLS (f, 0); |
3316 | FRAME_LINES (f) = 0; | |
8938a4fb | 3317 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 3318 | |
4a967a9b GM |
3319 | /* Set up faces after all frame parameters are known. This call |
3320 | also merges in face attributes specified for new frames. If we | |
3321 | don't do this, the `menu' face for instance won't have the right | |
3322 | colors, and the menu bar won't appear in the specified colors for | |
3323 | new frames. */ | |
3324 | call1 (Qface_set_after_frame_default, frame); | |
3325 | ||
488dd4c4 | 3326 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
495fa05e GM |
3327 | /* Create the menu bar. */ |
3328 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
3329 | { | |
3330 | /* If this signals an error, we haven't set size hints for the | |
3331 | frame and we didn't make it visible. */ | |
3332 | initialize_frame_menubar (f); | |
3333 | ||
488dd4c4 | 3334 | #ifndef USE_GTK |
495fa05e GM |
3335 | /* This is a no-op, except under Motif where it arranges the |
3336 | main window for the widgets on it. */ | |
3337 | lw_set_main_areas (f->output_data.x->column_widget, | |
3338 | f->output_data.x->menubar_widget, | |
3339 | f->output_data.x->edit_widget); | |
488dd4c4 | 3340 | #endif /* not USE_GTK */ |
495fa05e | 3341 | } |
488dd4c4 | 3342 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
495fa05e GM |
3343 | |
3344 | /* Tell the server what size and position, etc, we want, and how | |
3345 | badly we want them. This should be done after we have the menu | |
3346 | bar so that its size can be taken into account. */ | |
01f1ba30 | 3347 | BLOCK_INPUT; |
7989f084 | 3348 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
3349 | UNBLOCK_INPUT; |
3350 | ||
495fa05e GM |
3351 | /* Make the window appear on the frame and enable display, unless |
3352 | the caller says not to. However, with explicit parent, Emacs | |
3353 | cannot control visibility, so don't try. */ | |
7556890b | 3354 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
3355 | { |
3356 | Lisp_Object visibility; | |
49795535 | 3357 | |
333b20bb GM |
3358 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
3359 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
3360 | if (EQ (visibility, Qunbound)) |
3361 | visibility = Qt; | |
49795535 | 3362 | |
a59e4f3d RS |
3363 | if (EQ (visibility, Qicon)) |
3364 | x_iconify_frame (f); | |
3365 | else if (! NILP (visibility)) | |
3366 | x_make_frame_visible (f); | |
3367 | else | |
3368 | /* Must have been Qnil. */ | |
3369 | ; | |
3370 | } | |
01f1ba30 | 3371 | |
495fa05e | 3372 | UNGCPRO; |
9e57df62 GM |
3373 | |
3374 | /* Make sure windows on this frame appear in calls to next-window | |
3375 | and similar functions. */ | |
3376 | Vwindow_list = Qnil; | |
177c0ea7 | 3377 | |
9ef48a9d | 3378 | return unbind_to (count, frame); |
01f1ba30 JB |
3379 | } |
3380 | ||
eaf1eea9 | 3381 | |
0d17d282 KH |
3382 | /* FRAME is used only to get a handle on the X display. We don't pass the |
3383 | display info directly because we're called from frame.c, which doesn't | |
3384 | know about that structure. */ | |
e4f79258 | 3385 | |
87498171 | 3386 | Lisp_Object |
0d17d282 KH |
3387 | x_get_focus_frame (frame) |
3388 | struct frame *frame; | |
87498171 | 3389 | { |
0d17d282 | 3390 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 3391 | Lisp_Object xfocus; |
0d17d282 | 3392 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
3393 | return Qnil; |
3394 | ||
0d17d282 | 3395 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
3396 | return xfocus; |
3397 | } | |
f0614854 | 3398 | |
3decc1e7 GM |
3399 | |
3400 | /* In certain situations, when the window manager follows a | |
3401 | click-to-focus policy, there seems to be no way around calling | |
3402 | XSetInputFocus to give another frame the input focus . | |
3403 | ||
3404 | In an ideal world, XSetInputFocus should generally be avoided so | |
3405 | that applications don't interfere with the window manager's focus | |
3406 | policy. But I think it's okay to use when it's clearly done | |
3407 | following a user-command. */ | |
3408 | ||
3409 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
7ee72033 MB |
3410 | doc: /* Set the input focus to FRAME. |
3411 | FRAME nil means use the selected frame. */) | |
3412 | (frame) | |
3decc1e7 GM |
3413 | Lisp_Object frame; |
3414 | { | |
3415 | struct frame *f = check_x_frame (frame); | |
3416 | Display *dpy = FRAME_X_DISPLAY (f); | |
3417 | int count; | |
3418 | ||
3419 | BLOCK_INPUT; | |
3420 | count = x_catch_errors (dpy); | |
3421 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3422 | RevertToParent, CurrentTime); | |
3423 | x_uncatch_errors (dpy, count); | |
3424 | UNBLOCK_INPUT; | |
177c0ea7 | 3425 | |
3decc1e7 GM |
3426 | return Qnil; |
3427 | } | |
3428 | ||
f0614854 | 3429 | \f |
2d764c78 | 3430 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
7ee72033 MB |
3431 | doc: /* Internal function called by `color-defined-p', which see. */) |
3432 | (color, frame) | |
b9dc4443 | 3433 | Lisp_Object color, frame; |
e12d55b2 | 3434 | { |
b9dc4443 RS |
3435 | XColor foo; |
3436 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 3437 | |
b7826503 | 3438 | CHECK_STRING (color); |
b9dc4443 | 3439 | |
d5db4077 | 3440 | if (x_defined_color (f, SDATA (color), &foo, 0)) |
e12d55b2 RS |
3441 | return Qt; |
3442 | else | |
3443 | return Qnil; | |
3444 | } | |
3445 | ||
2d764c78 | 3446 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
7ee72033 MB |
3447 | doc: /* Internal function called by `color-values', which see. */) |
3448 | (color, frame) | |
b9dc4443 | 3449 | Lisp_Object color, frame; |
01f1ba30 | 3450 | { |
b9dc4443 RS |
3451 | XColor foo; |
3452 | FRAME_PTR f = check_x_frame (frame); | |
3453 | ||
b7826503 | 3454 | CHECK_STRING (color); |
01f1ba30 | 3455 | |
d5db4077 | 3456 | if (x_defined_color (f, SDATA (color), &foo, 0)) |
57c82a63 RS |
3457 | { |
3458 | Lisp_Object rgb[3]; | |
3459 | ||
3460 | rgb[0] = make_number (foo.red); | |
3461 | rgb[1] = make_number (foo.green); | |
3462 | rgb[2] = make_number (foo.blue); | |
3463 | return Flist (3, rgb); | |
3464 | } | |
01f1ba30 JB |
3465 | else |
3466 | return Qnil; | |
3467 | } | |
3468 | ||
2d764c78 | 3469 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
7ee72033 MB |
3470 | doc: /* Internal function called by `display-color-p', which see. */) |
3471 | (display) | |
08a90d6a | 3472 | Lisp_Object display; |
01f1ba30 | 3473 | { |
08a90d6a | 3474 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 3475 | |
b9dc4443 | 3476 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
3477 | return Qnil; |
3478 | ||
b9dc4443 | 3479 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
3480 | { |
3481 | case StaticColor: | |
3482 | case PseudoColor: | |
3483 | case TrueColor: | |
3484 | case DirectColor: | |
3485 | return Qt; | |
3486 | ||
3487 | default: | |
3488 | return Qnil; | |
3489 | } | |
3490 | } | |
3491 | ||
d0c9d219 | 3492 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
c061c855 | 3493 | 0, 1, 0, |
7ee72033 | 3494 | doc: /* Return t if the X display supports shades of gray. |
c061c855 GM |
3495 | Note that color displays do support shades of gray. |
3496 | The optional argument DISPLAY specifies which display to ask about. | |
3497 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3498 | If omitted or nil, that stands for the selected frame's display. */) |
3499 | (display) | |
08a90d6a | 3500 | Lisp_Object display; |
d0c9d219 | 3501 | { |
08a90d6a | 3502 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 3503 | |
ae6b58f9 | 3504 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
3505 | return Qnil; |
3506 | ||
ae6b58f9 RS |
3507 | switch (dpyinfo->visual->class) |
3508 | { | |
3509 | case StaticColor: | |
3510 | case PseudoColor: | |
3511 | case TrueColor: | |
3512 | case DirectColor: | |
3513 | case StaticGray: | |
3514 | case GrayScale: | |
3515 | return Qt; | |
3516 | ||
3517 | default: | |
3518 | return Qnil; | |
3519 | } | |
d0c9d219 RS |
3520 | } |
3521 | ||
41beb8fc | 3522 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
c061c855 | 3523 | 0, 1, 0, |
7ee72033 | 3524 | doc: /* Returns the width in pixels of the X display DISPLAY. |
c061c855 GM |
3525 | The optional argument DISPLAY specifies which display to ask about. |
3526 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3527 | If omitted or nil, that stands for the selected frame's display. */) |
3528 | (display) | |
08a90d6a | 3529 | Lisp_Object display; |
41beb8fc | 3530 | { |
08a90d6a | 3531 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3532 | |
3533 | return make_number (dpyinfo->width); | |
41beb8fc RS |
3534 | } |
3535 | ||
3536 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
c061c855 | 3537 | Sx_display_pixel_height, 0, 1, 0, |
7ee72033 | 3538 | doc: /* Returns the height in pixels of the X display DISPLAY. |
c061c855 GM |
3539 | The optional argument DISPLAY specifies which display to ask about. |
3540 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3541 | If omitted or nil, that stands for the selected frame's display. */) |
3542 | (display) | |
08a90d6a | 3543 | Lisp_Object display; |
41beb8fc | 3544 | { |
08a90d6a | 3545 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3546 | |
3547 | return make_number (dpyinfo->height); | |
41beb8fc RS |
3548 | } |
3549 | ||
3550 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
c061c855 | 3551 | 0, 1, 0, |
7ee72033 | 3552 | doc: /* Returns the number of bitplanes of the X display DISPLAY. |
c061c855 GM |
3553 | The optional argument DISPLAY specifies which display to ask about. |
3554 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3555 | If omitted or nil, that stands for the selected frame's display. */) |
3556 | (display) | |
08a90d6a | 3557 | Lisp_Object display; |
41beb8fc | 3558 | { |
08a90d6a | 3559 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3560 | |
3561 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
3562 | } |
3563 | ||
3564 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
c061c855 | 3565 | 0, 1, 0, |
7ee72033 | 3566 | doc: /* Returns the number of color cells of the X display DISPLAY. |
c061c855 GM |
3567 | The optional argument DISPLAY specifies which display to ask about. |
3568 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3569 | If omitted or nil, that stands for the selected frame's display. */) |
3570 | (display) | |
08a90d6a | 3571 | Lisp_Object display; |
41beb8fc | 3572 | { |
08a90d6a | 3573 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3574 | |
3575 | return make_number (DisplayCells (dpyinfo->display, | |
3576 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
3577 | } |
3578 | ||
9d317b2c RS |
3579 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
3580 | Sx_server_max_request_size, | |
c061c855 | 3581 | 0, 1, 0, |
7ee72033 | 3582 | doc: /* Returns the maximum request size of the X server of display DISPLAY. |
c061c855 GM |
3583 | The optional argument DISPLAY specifies which display to ask about. |
3584 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3585 | If omitted or nil, that stands for the selected frame's display. */) |
3586 | (display) | |
08a90d6a | 3587 | Lisp_Object display; |
9d317b2c | 3588 | { |
08a90d6a | 3589 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3590 | |
3591 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
3592 | } |
3593 | ||
41beb8fc | 3594 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
7ee72033 | 3595 | doc: /* Returns the vendor ID string of the X server of display DISPLAY. |
c061c855 GM |
3596 | The optional argument DISPLAY specifies which display to ask about. |
3597 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3598 | If omitted or nil, that stands for the selected frame's display. */) |
3599 | (display) | |
08a90d6a | 3600 | Lisp_Object display; |
41beb8fc | 3601 | { |
08a90d6a | 3602 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3603 | char *vendor = ServerVendor (dpyinfo->display); |
3604 | ||
41beb8fc RS |
3605 | if (! vendor) vendor = ""; |
3606 | return build_string (vendor); | |
3607 | } | |
3608 | ||
3609 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
7ee72033 | 3610 | doc: /* Returns the version numbers of the X server of display DISPLAY. |
c061c855 GM |
3611 | The value is a list of three integers: the major and minor |
3612 | version numbers of the X Protocol in use, and the vendor-specific release | |
3613 | number. See also the function `x-server-vendor'. | |
3614 | ||
3615 | The optional argument DISPLAY specifies which display to ask about. | |
3616 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3617 | If omitted or nil, that stands for the selected frame's display. */) |
3618 | (display) | |
08a90d6a | 3619 | Lisp_Object display; |
41beb8fc | 3620 | { |
08a90d6a | 3621 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 3622 | Display *dpy = dpyinfo->display; |
11ae94fe | 3623 | |
41beb8fc RS |
3624 | return Fcons (make_number (ProtocolVersion (dpy)), |
3625 | Fcons (make_number (ProtocolRevision (dpy)), | |
3626 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
3627 | } | |
3628 | ||
3629 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
7ee72033 | 3630 | doc: /* Return the number of screens on the X server of display DISPLAY. |
c061c855 GM |
3631 | The optional argument DISPLAY specifies which display to ask about. |
3632 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3633 | If omitted or nil, that stands for the selected frame's display. */) |
3634 | (display) | |
08a90d6a | 3635 | Lisp_Object display; |
41beb8fc | 3636 | { |
08a90d6a | 3637 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3638 | |
3639 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
3640 | } |
3641 | ||
3642 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
7ee72033 | 3643 | doc: /* Return the height in millimeters of the X display DISPLAY. |
c061c855 GM |
3644 | The optional argument DISPLAY specifies which display to ask about. |
3645 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3646 | If omitted or nil, that stands for the selected frame's display. */) |
3647 | (display) | |
08a90d6a | 3648 | Lisp_Object display; |
41beb8fc | 3649 | { |
08a90d6a | 3650 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3651 | |
3652 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
3653 | } |
3654 | ||
3655 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
7ee72033 | 3656 | doc: /* Return the width in millimeters of the X display DISPLAY. |
c061c855 GM |
3657 | The optional argument DISPLAY specifies which display to ask about. |
3658 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3659 | If omitted or nil, that stands for the selected frame's display. */) |
3660 | (display) | |
08a90d6a | 3661 | Lisp_Object display; |
41beb8fc | 3662 | { |
08a90d6a | 3663 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3664 | |
3665 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
3666 | } |
3667 | ||
3668 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
c061c855 | 3669 | Sx_display_backing_store, 0, 1, 0, |
7ee72033 | 3670 | doc: /* Returns an indication of whether X display DISPLAY does backing store. |
c061c855 GM |
3671 | The value may be `always', `when-mapped', or `not-useful'. |
3672 | The optional argument DISPLAY specifies which display to ask about. | |
3673 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3674 | If omitted or nil, that stands for the selected frame's display. */) |
3675 | (display) | |
08a90d6a | 3676 | Lisp_Object display; |
41beb8fc | 3677 | { |
08a90d6a | 3678 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 3679 | Lisp_Object result; |
11ae94fe | 3680 | |
b9dc4443 | 3681 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
3682 | { |
3683 | case Always: | |
8ec8a5ec GM |
3684 | result = intern ("always"); |
3685 | break; | |
41beb8fc RS |
3686 | |
3687 | case WhenMapped: | |
8ec8a5ec GM |
3688 | result = intern ("when-mapped"); |
3689 | break; | |
41beb8fc RS |
3690 | |
3691 | case NotUseful: | |
8ec8a5ec GM |
3692 | result = intern ("not-useful"); |
3693 | break; | |
41beb8fc RS |
3694 | |
3695 | default: | |
3696 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 3697 | result = Qnil; |
41beb8fc | 3698 | } |
8ec8a5ec GM |
3699 | |
3700 | return result; | |
41beb8fc RS |
3701 | } |
3702 | ||
3703 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
c061c855 | 3704 | Sx_display_visual_class, 0, 1, 0, |
7ee72033 | 3705 | doc: /* Return the visual class of the X display DISPLAY. |
c061c855 GM |
3706 | The value is one of the symbols `static-gray', `gray-scale', |
3707 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
3708 | ||
3709 | The optional argument DISPLAY specifies which display to ask about. | |
3710 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3711 | If omitted or nil, that stands for the selected frame's display. */) |
3712 | (display) | |
08a90d6a | 3713 | Lisp_Object display; |
41beb8fc | 3714 | { |
08a90d6a | 3715 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 3716 | Lisp_Object result; |
11ae94fe | 3717 | |
b9dc4443 | 3718 | switch (dpyinfo->visual->class) |
41beb8fc | 3719 | { |
8ec8a5ec GM |
3720 | case StaticGray: |
3721 | result = intern ("static-gray"); | |
3722 | break; | |
3723 | case GrayScale: | |
3724 | result = intern ("gray-scale"); | |
3725 | break; | |
3726 | case StaticColor: | |
3727 | result = intern ("static-color"); | |
3728 | break; | |
3729 | case PseudoColor: | |
3730 | result = intern ("pseudo-color"); | |
3731 | break; | |
3732 | case TrueColor: | |
3733 | result = intern ("true-color"); | |
3734 | break; | |
3735 | case DirectColor: | |
3736 | result = intern ("direct-color"); | |
3737 | break; | |
41beb8fc RS |
3738 | default: |
3739 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 3740 | result = Qnil; |
41beb8fc | 3741 | } |
177c0ea7 | 3742 | |
8ec8a5ec | 3743 | return result; |
41beb8fc RS |
3744 | } |
3745 | ||
3746 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
c061c855 | 3747 | Sx_display_save_under, 0, 1, 0, |
7ee72033 | 3748 | doc: /* Returns t if the X display DISPLAY supports the save-under feature. |
c061c855 GM |
3749 | The optional argument DISPLAY specifies which display to ask about. |
3750 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3751 | If omitted or nil, that stands for the selected frame's display. */) |
3752 | (display) | |
08a90d6a | 3753 | Lisp_Object display; |
41beb8fc | 3754 | { |
08a90d6a | 3755 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 3756 | |
b9dc4443 | 3757 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
3758 | return Qt; |
3759 | else | |
3760 | return Qnil; | |
3761 | } | |
3762 | \f | |
b9dc4443 | 3763 | int |
55caf99c RS |
3764 | x_pixel_width (f) |
3765 | register struct frame *f; | |
01f1ba30 | 3766 | { |
be786000 | 3767 | return FRAME_PIXEL_WIDTH (f); |
01f1ba30 JB |
3768 | } |
3769 | ||
b9dc4443 | 3770 | int |
55caf99c RS |
3771 | x_pixel_height (f) |
3772 | register struct frame *f; | |
01f1ba30 | 3773 | { |
be786000 | 3774 | return FRAME_PIXEL_HEIGHT (f); |
55caf99c RS |
3775 | } |
3776 | ||
b9dc4443 | 3777 | int |
55caf99c RS |
3778 | x_char_width (f) |
3779 | register struct frame *f; | |
3780 | { | |
be786000 | 3781 | return FRAME_COLUMN_WIDTH (f); |
55caf99c RS |
3782 | } |
3783 | ||
b9dc4443 | 3784 | int |
55caf99c RS |
3785 | x_char_height (f) |
3786 | register struct frame *f; | |
3787 | { | |
be786000 | 3788 | return FRAME_LINE_HEIGHT (f); |
01f1ba30 | 3789 | } |
b9dc4443 RS |
3790 | |
3791 | int | |
f03f2489 RS |
3792 | x_screen_planes (f) |
3793 | register struct frame *f; | |
b9dc4443 | 3794 | { |
f03f2489 | 3795 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 3796 | } |
01f1ba30 | 3797 | |
a6ad00c0 GM |
3798 | |
3799 | \f | |
3800 | /************************************************************************ | |
3801 | X Displays | |
3802 | ************************************************************************/ | |
3803 | ||
01f1ba30 | 3804 | \f |
a6ad00c0 GM |
3805 | /* Mapping visual names to visuals. */ |
3806 | ||
3807 | static struct visual_class | |
3808 | { | |
3809 | char *name; | |
3810 | int class; | |
3811 | } | |
3812 | visual_classes[] = | |
3813 | { | |
3814 | {"StaticGray", StaticGray}, | |
3815 | {"GrayScale", GrayScale}, | |
3816 | {"StaticColor", StaticColor}, | |
3817 | {"PseudoColor", PseudoColor}, | |
3818 | {"TrueColor", TrueColor}, | |
3819 | {"DirectColor", DirectColor}, | |
9908a324 | 3820 | {NULL, 0} |
a6ad00c0 GM |
3821 | }; |
3822 | ||
3823 | ||
404daac1 | 3824 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
3825 | |
3826 | /* Value is the screen number of screen SCR. This is a substitute for | |
3827 | the X function with the same name when that doesn't exist. */ | |
3828 | ||
404daac1 RS |
3829 | int |
3830 | XScreenNumberOfScreen (scr) | |
3831 | register Screen *scr; | |
3832 | { | |
a6ad00c0 GM |
3833 | Display *dpy = scr->display; |
3834 | int i; | |
3df34fdb | 3835 | |
a6ad00c0 | 3836 | for (i = 0; i < dpy->nscreens; ++i) |
fbd5ceb2 | 3837 | if (scr == dpy->screens + i) |
a6ad00c0 | 3838 | break; |
404daac1 | 3839 | |
a6ad00c0 | 3840 | return i; |
404daac1 | 3841 | } |
a6ad00c0 | 3842 | |
404daac1 RS |
3843 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
3844 | ||
01f1ba30 | 3845 | |
a6ad00c0 GM |
3846 | /* Select the visual that should be used on display DPYINFO. Set |
3847 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 3848 | |
a6ad00c0 GM |
3849 | void |
3850 | select_visual (dpyinfo) | |
3851 | struct x_display_info *dpyinfo; | |
3852 | { | |
3853 | Display *dpy = dpyinfo->display; | |
3854 | Screen *screen = dpyinfo->screen; | |
3855 | Lisp_Object value; | |
fe24a618 | 3856 | |
a6ad00c0 GM |
3857 | /* See if a visual is specified. */ |
3858 | value = display_x_get_resource (dpyinfo, | |
3859 | build_string ("visualClass"), | |
3860 | build_string ("VisualClass"), | |
3861 | Qnil, Qnil); | |
3862 | if (STRINGP (value)) | |
3863 | { | |
3864 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
3865 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
3866 | depth, a decimal number. NAME is compared with case ignored. */ | |
d5db4077 | 3867 | char *s = (char *) alloca (SBYTES (value) + 1); |
a6ad00c0 GM |
3868 | char *dash; |
3869 | int i, class = -1; | |
3870 | XVisualInfo vinfo; | |
3871 | ||
d5db4077 | 3872 | strcpy (s, SDATA (value)); |
a6ad00c0 GM |
3873 | dash = index (s, '-'); |
3874 | if (dash) | |
3875 | { | |
3876 | dpyinfo->n_planes = atoi (dash + 1); | |
3877 | *dash = '\0'; | |
3878 | } | |
3879 | else | |
3880 | /* We won't find a matching visual with depth 0, so that | |
3881 | an error will be printed below. */ | |
3882 | dpyinfo->n_planes = 0; | |
f0614854 | 3883 | |
a6ad00c0 GM |
3884 | /* Determine the visual class. */ |
3885 | for (i = 0; visual_classes[i].name; ++i) | |
3886 | if (xstricmp (s, visual_classes[i].name) == 0) | |
3887 | { | |
3888 | class = visual_classes[i].class; | |
3889 | break; | |
3890 | } | |
01f1ba30 | 3891 | |
a6ad00c0 GM |
3892 | /* Look up a matching visual for the specified class. */ |
3893 | if (class == -1 | |
3894 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
3895 | dpyinfo->n_planes, class, &vinfo)) | |
d5db4077 | 3896 | fatal ("Invalid visual specification `%s'", SDATA (value)); |
177c0ea7 | 3897 | |
a6ad00c0 GM |
3898 | dpyinfo->visual = vinfo.visual; |
3899 | } | |
01f1ba30 JB |
3900 | else |
3901 | { | |
a6ad00c0 GM |
3902 | int n_visuals; |
3903 | XVisualInfo *vinfo, vinfo_template; | |
177c0ea7 | 3904 | |
a6ad00c0 GM |
3905 | dpyinfo->visual = DefaultVisualOfScreen (screen); |
3906 | ||
3907 | #ifdef HAVE_X11R4 | |
3908 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
3909 | #else | |
3910 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
3911 | #endif | |
3912 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
3913 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
3914 | &vinfo_template, &n_visuals); | |
3915 | if (n_visuals != 1) | |
3916 | fatal ("Can't get proper X visual info"); | |
3917 | ||
94ac875b | 3918 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
3919 | XFree ((char *) vinfo); |
3920 | } | |
01f1ba30 | 3921 | } |
01f1ba30 | 3922 | |
a6ad00c0 | 3923 | |
b9dc4443 RS |
3924 | /* Return the X display structure for the display named NAME. |
3925 | Open a new connection if necessary. */ | |
3926 | ||
3927 | struct x_display_info * | |
3928 | x_display_info_for_name (name) | |
3929 | Lisp_Object name; | |
3930 | { | |
08a90d6a | 3931 | Lisp_Object names; |
b9dc4443 RS |
3932 | struct x_display_info *dpyinfo; |
3933 | ||
b7826503 | 3934 | CHECK_STRING (name); |
b9dc4443 | 3935 | |
806048df RS |
3936 | if (! EQ (Vwindow_system, intern ("x"))) |
3937 | error ("Not using X Windows"); | |
3938 | ||
08a90d6a RS |
3939 | for (dpyinfo = x_display_list, names = x_display_name_list; |
3940 | dpyinfo; | |
8e713be6 | 3941 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
3942 | { |
3943 | Lisp_Object tem; | |
8e713be6 | 3944 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 3945 | if (!NILP (tem)) |
b9dc4443 RS |
3946 | return dpyinfo; |
3947 | } | |
3948 | ||
b7975ee4 KH |
3949 | /* Use this general default value to start with. */ |
3950 | Vx_resource_name = Vinvocation_name; | |
3951 | ||
b9dc4443 RS |
3952 | validate_x_resource_name (); |
3953 | ||
9b207e8e | 3954 | dpyinfo = x_term_init (name, (char *)0, |
d5db4077 | 3955 | (char *) SDATA (Vx_resource_name)); |
b9dc4443 | 3956 | |
08a90d6a | 3957 | if (dpyinfo == 0) |
d5db4077 | 3958 | error ("Cannot connect to X server %s", SDATA (name)); |
08a90d6a | 3959 | |
b9dc4443 RS |
3960 | x_in_use = 1; |
3961 | XSETFASTINT (Vwindow_system_version, 11); | |
3962 | ||
3963 | return dpyinfo; | |
3964 | } | |
3965 | ||
a6ad00c0 | 3966 | |
01f1ba30 | 3967 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
c061c855 | 3968 | 1, 3, 0, |
7ee72033 | 3969 | doc: /* Open a connection to an X server. |
c061c855 GM |
3970 | DISPLAY is the name of the display to connect to. |
3971 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
3972 | If the optional third arg MUST-SUCCEED is non-nil, | |
7ee72033 MB |
3973 | terminate Emacs if we can't open the connection. */) |
3974 | (display, xrm_string, must_succeed) | |
08a90d6a | 3975 | Lisp_Object display, xrm_string, must_succeed; |
01f1ba30 | 3976 | { |
01f1ba30 | 3977 | unsigned char *xrm_option; |
b9dc4443 | 3978 | struct x_display_info *dpyinfo; |
01f1ba30 | 3979 | |
b7826503 | 3980 | CHECK_STRING (display); |
d387c960 | 3981 | if (! NILP (xrm_string)) |
b7826503 | 3982 | CHECK_STRING (xrm_string); |
01f1ba30 | 3983 | |
806048df RS |
3984 | if (! EQ (Vwindow_system, intern ("x"))) |
3985 | error ("Not using X Windows"); | |
3986 | ||
d387c960 | 3987 | if (! NILP (xrm_string)) |
d5db4077 | 3988 | xrm_option = (unsigned char *) SDATA (xrm_string); |
01f1ba30 JB |
3989 | else |
3990 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
3991 | |
3992 | validate_x_resource_name (); | |
3993 | ||
e1b1bee8 | 3994 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
3995 | This also initializes many symbols, such as those used for input. */ |
3996 | dpyinfo = x_term_init (display, xrm_option, | |
d5db4077 | 3997 | (char *) SDATA (Vx_resource_name)); |
f1c16f36 | 3998 | |
08a90d6a RS |
3999 | if (dpyinfo == 0) |
4000 | { | |
4001 | if (!NILP (must_succeed)) | |
10ffbc14 GM |
4002 | fatal ("Cannot connect to X server %s.\n\ |
4003 | Check the DISPLAY environment variable or use `-d'.\n\ | |
842a9389 JB |
4004 | Also use the `xauth' program to verify that you have the proper\n\ |
4005 | authorization information needed to connect the X server.\n\ | |
bf770132 | 4006 | An insecure way to solve the problem may be to use `xhost'.\n", |
d5db4077 | 4007 | SDATA (display)); |
08a90d6a | 4008 | else |
d5db4077 | 4009 | error ("Cannot connect to X server %s", SDATA (display)); |
08a90d6a RS |
4010 | } |
4011 | ||
b9dc4443 | 4012 | x_in_use = 1; |
01f1ba30 | 4013 | |
b9dc4443 | 4014 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
4015 | return Qnil; |
4016 | } | |
4017 | ||
08a90d6a RS |
4018 | DEFUN ("x-close-connection", Fx_close_connection, |
4019 | Sx_close_connection, 1, 1, 0, | |
7ee72033 | 4020 | doc: /* Close the connection to DISPLAY's X server. |
c061c855 | 4021 | For DISPLAY, specify either a frame or a display name (a string). |
7ee72033 MB |
4022 | If DISPLAY is nil, that stands for the selected frame's display. */) |
4023 | (display) | |
c061c855 | 4024 | Lisp_Object display; |
01f1ba30 | 4025 | { |
08a90d6a | 4026 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 4027 | int i; |
3457bc6e | 4028 | |
08a90d6a RS |
4029 | if (dpyinfo->reference_count > 0) |
4030 | error ("Display still has frames on it"); | |
01f1ba30 | 4031 | |
08a90d6a RS |
4032 | BLOCK_INPUT; |
4033 | /* Free the fonts in the font table. */ | |
4034 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
4035 | if (dpyinfo->font_table[i].name) |
4036 | { | |
6ecb43ce KH |
4037 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
4038 | xfree (dpyinfo->font_table[i].full_name); | |
333b20bb | 4039 | xfree (dpyinfo->font_table[i].name); |
333b20bb GM |
4040 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
4041 | } | |
4042 | ||
08a90d6a RS |
4043 | x_destroy_all_bitmaps (dpyinfo); |
4044 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
4045 | |
4046 | #ifdef USE_X_TOOLKIT | |
4047 | XtCloseDisplay (dpyinfo->display); | |
4048 | #else | |
08a90d6a | 4049 | XCloseDisplay (dpyinfo->display); |
82c90203 | 4050 | #endif |
08a90d6a RS |
4051 | |
4052 | x_delete_display (dpyinfo); | |
4053 | UNBLOCK_INPUT; | |
3457bc6e | 4054 | |
01f1ba30 JB |
4055 | return Qnil; |
4056 | } | |
4057 | ||
08a90d6a | 4058 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
7ee72033 MB |
4059 | doc: /* Return the list of display names that Emacs has connections to. */) |
4060 | () | |
08a90d6a RS |
4061 | { |
4062 | Lisp_Object tail, result; | |
4063 | ||
4064 | result = Qnil; | |
8e713be6 KR |
4065 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
4066 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
4067 | |
4068 | return result; | |
4069 | } | |
4070 | ||
4071 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
7ee72033 | 4072 | doc: /* If ON is non-nil, report X errors as soon as the erring request is made. |
c061c855 GM |
4073 | If ON is nil, allow buffering of requests. |
4074 | Turning on synchronization prohibits the Xlib routines from buffering | |
4075 | requests and seriously degrades performance, but makes debugging much | |
4076 | easier. | |
4077 | The optional second argument DISPLAY specifies which display to act on. | |
4078 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4079 | If DISPLAY is omitted or nil, that stands for the selected frame's display. */) |
4080 | (on, display) | |
08a90d6a | 4081 | Lisp_Object display, on; |
01f1ba30 | 4082 | { |
08a90d6a | 4083 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4084 | |
b9dc4443 | 4085 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
4086 | |
4087 | return Qnil; | |
4088 | } | |
4089 | ||
b9dc4443 | 4090 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
4091 | |
4092 | void | |
b9dc4443 RS |
4093 | x_sync (f) |
4094 | FRAME_PTR f; | |
6b7b1820 | 4095 | { |
4e87f4d2 | 4096 | BLOCK_INPUT; |
b9dc4443 | 4097 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 4098 | UNBLOCK_INPUT; |
6b7b1820 | 4099 | } |
333b20bb | 4100 | |
01f1ba30 | 4101 | \f |
333b20bb GM |
4102 | /*********************************************************************** |
4103 | Image types | |
4104 | ***********************************************************************/ | |
f1c16f36 | 4105 | |
333b20bb GM |
4106 | /* Value is the number of elements of vector VECTOR. */ |
4107 | ||
4108 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
4109 | ||
4110 | /* List of supported image types. Use define_image_type to add new | |
4111 | types. Use lookup_image_type to find a type for a given symbol. */ | |
4112 | ||
4113 | static struct image_type *image_types; | |
4114 | ||
333b20bb GM |
4115 | /* The symbol `image' which is the car of the lists used to represent |
4116 | images in Lisp. */ | |
4117 | ||
4118 | extern Lisp_Object Qimage; | |
4119 | ||
4120 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
4121 | ||
4122 | Lisp_Object Qxbm; | |
4123 | ||
4124 | /* Keywords. */ | |
4125 | ||
0fe92f72 | 4126 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
77814035 KS |
4127 | extern Lisp_Object QCdata, QCtype; |
4128 | Lisp_Object QCascent, QCmargin, QCrelief; | |
d2dc8167 | 4129 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 4130 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
4131 | |
4132 | /* Other symbols. */ | |
4133 | ||
4a8e312c | 4134 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
4135 | |
4136 | /* Time in seconds after which images should be removed from the cache | |
4137 | if not displayed. */ | |
4138 | ||
fcf431dc | 4139 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
4140 | |
4141 | /* Function prototypes. */ | |
4142 | ||
4143 | static void define_image_type P_ ((struct image_type *type)); | |
4144 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
4145 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
4146 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 4147 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
4148 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
4149 | Lisp_Object)); | |
333b20bb GM |
4150 | |
4151 | ||
4152 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
4153 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
4154 | ||
4155 | static void | |
4156 | define_image_type (type) | |
4157 | struct image_type *type; | |
4158 | { | |
4159 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
4160 | The initialized data segment is read-only. */ | |
4161 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
4162 | bcopy (type, p, sizeof *p); | |
4163 | p->next = image_types; | |
4164 | image_types = p; | |
4165 | Vimage_types = Fcons (*p->type, Vimage_types); | |
4166 | } | |
4167 | ||
4168 | ||
4169 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
4170 | structure. Value is null if SYMBOL is not a known image type. */ | |
4171 | ||
4172 | static INLINE struct image_type * | |
4173 | lookup_image_type (symbol) | |
4174 | Lisp_Object symbol; | |
4175 | { | |
4176 | struct image_type *type; | |
4177 | ||
4178 | for (type = image_types; type; type = type->next) | |
4179 | if (EQ (symbol, *type->type)) | |
4180 | break; | |
4181 | ||
4182 | return type; | |
4183 | } | |
4184 | ||
4185 | ||
4186 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
4187 | valid image specification is a list whose car is the symbol | |
4188 | `image', and whose rest is a property list. The property list must | |
4189 | contain a value for key `:type'. That value must be the name of a | |
4190 | supported image type. The rest of the property list depends on the | |
4191 | image type. */ | |
4192 | ||
4193 | int | |
4194 | valid_image_p (object) | |
4195 | Lisp_Object object; | |
4196 | { | |
4197 | int valid_p = 0; | |
177c0ea7 | 4198 | |
333b20bb GM |
4199 | if (CONSP (object) && EQ (XCAR (object), Qimage)) |
4200 | { | |
1783ffa2 GM |
4201 | Lisp_Object tem; |
4202 | ||
4203 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
4204 | if (EQ (XCAR (tem), QCtype)) | |
4205 | { | |
4206 | tem = XCDR (tem); | |
4207 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
4208 | { | |
4209 | struct image_type *type; | |
4210 | type = lookup_image_type (XCAR (tem)); | |
4211 | if (type) | |
4212 | valid_p = type->valid_p (object); | |
4213 | } | |
177c0ea7 | 4214 | |
1783ffa2 GM |
4215 | break; |
4216 | } | |
333b20bb GM |
4217 | } |
4218 | ||
4219 | return valid_p; | |
4220 | } | |
4221 | ||
4222 | ||
7ab1745f GM |
4223 | /* Log error message with format string FORMAT and argument ARG. |
4224 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
4225 | good idea because this would interrupt redisplay, and the error | |
4226 | message display would lead to another redisplay. This function | |
4227 | therefore simply displays a message. */ | |
333b20bb GM |
4228 | |
4229 | static void | |
4230 | image_error (format, arg1, arg2) | |
4231 | char *format; | |
4232 | Lisp_Object arg1, arg2; | |
4233 | { | |
7ab1745f | 4234 | add_to_log (format, arg1, arg2); |
333b20bb GM |
4235 | } |
4236 | ||
4237 | ||
4238 | \f | |
4239 | /*********************************************************************** | |
4240 | Image specifications | |
4241 | ***********************************************************************/ | |
4242 | ||
4243 | enum image_value_type | |
4244 | { | |
4245 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
4246 | IMAGE_STRING_VALUE, | |
6f1be3b9 | 4247 | IMAGE_STRING_OR_NIL_VALUE, |
333b20bb GM |
4248 | IMAGE_SYMBOL_VALUE, |
4249 | IMAGE_POSITIVE_INTEGER_VALUE, | |
3ed61e75 | 4250 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
333b20bb | 4251 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
7c7ff7f5 | 4252 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
4253 | IMAGE_INTEGER_VALUE, |
4254 | IMAGE_FUNCTION_VALUE, | |
4255 | IMAGE_NUMBER_VALUE, | |
4256 | IMAGE_BOOL_VALUE | |
4257 | }; | |
4258 | ||
4259 | /* Structure used when parsing image specifications. */ | |
4260 | ||
4261 | struct image_keyword | |
4262 | { | |
4263 | /* Name of keyword. */ | |
4264 | char *name; | |
4265 | ||
4266 | /* The type of value allowed. */ | |
4267 | enum image_value_type type; | |
4268 | ||
4269 | /* Non-zero means key must be present. */ | |
4270 | int mandatory_p; | |
4271 | ||
4272 | /* Used to recognize duplicate keywords in a property list. */ | |
4273 | int count; | |
4274 | ||
4275 | /* The value that was found. */ | |
4276 | Lisp_Object value; | |
4277 | }; | |
4278 | ||
4279 | ||
bfd2209f GM |
4280 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
4281 | int, Lisp_Object)); | |
333b20bb GM |
4282 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
4283 | ||
4284 | ||
4285 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
4286 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
4287 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
4288 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 4289 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
4290 | |
4291 | static int | |
bfd2209f | 4292 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
4293 | Lisp_Object spec; |
4294 | struct image_keyword *keywords; | |
4295 | int nkeywords; | |
4296 | Lisp_Object type; | |
333b20bb GM |
4297 | { |
4298 | int i; | |
4299 | Lisp_Object plist; | |
4300 | ||
4301 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
4302 | return 0; | |
4303 | ||
4304 | plist = XCDR (spec); | |
4305 | while (CONSP (plist)) | |
4306 | { | |
4307 | Lisp_Object key, value; | |
4308 | ||
4309 | /* First element of a pair must be a symbol. */ | |
4310 | key = XCAR (plist); | |
4311 | plist = XCDR (plist); | |
4312 | if (!SYMBOLP (key)) | |
4313 | return 0; | |
4314 | ||
4315 | /* There must follow a value. */ | |
4316 | if (!CONSP (plist)) | |
4317 | return 0; | |
4318 | value = XCAR (plist); | |
4319 | plist = XCDR (plist); | |
4320 | ||
4321 | /* Find key in KEYWORDS. Error if not found. */ | |
4322 | for (i = 0; i < nkeywords; ++i) | |
d5db4077 | 4323 | if (strcmp (keywords[i].name, SDATA (SYMBOL_NAME (key))) == 0) |
333b20bb GM |
4324 | break; |
4325 | ||
4326 | if (i == nkeywords) | |
bfd2209f | 4327 | continue; |
333b20bb GM |
4328 | |
4329 | /* Record that we recognized the keyword. If a keywords | |
4330 | was found more than once, it's an error. */ | |
4331 | keywords[i].value = value; | |
4332 | ++keywords[i].count; | |
177c0ea7 | 4333 | |
333b20bb GM |
4334 | if (keywords[i].count > 1) |
4335 | return 0; | |
4336 | ||
4337 | /* Check type of value against allowed type. */ | |
4338 | switch (keywords[i].type) | |
4339 | { | |
4340 | case IMAGE_STRING_VALUE: | |
4341 | if (!STRINGP (value)) | |
4342 | return 0; | |
4343 | break; | |
4344 | ||
6f1be3b9 GM |
4345 | case IMAGE_STRING_OR_NIL_VALUE: |
4346 | if (!STRINGP (value) && !NILP (value)) | |
4347 | return 0; | |
4348 | break; | |
4349 | ||
333b20bb GM |
4350 | case IMAGE_SYMBOL_VALUE: |
4351 | if (!SYMBOLP (value)) | |
4352 | return 0; | |
4353 | break; | |
4354 | ||
4355 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
4356 | if (!INTEGERP (value) || XINT (value) <= 0) | |
4357 | return 0; | |
4358 | break; | |
4359 | ||
3ed61e75 GM |
4360 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
4361 | if (INTEGERP (value) && XINT (value) >= 0) | |
4362 | break; | |
4363 | if (CONSP (value) | |
4364 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
4365 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
4366 | break; | |
4367 | return 0; | |
4368 | ||
7c7ff7f5 GM |
4369 | case IMAGE_ASCENT_VALUE: |
4370 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
4371 | break; | |
4372 | else if (INTEGERP (value) | |
4373 | && XINT (value) >= 0 | |
4374 | && XINT (value) <= 100) | |
4375 | break; | |
4376 | return 0; | |
177c0ea7 | 4377 | |
333b20bb GM |
4378 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
4379 | if (!INTEGERP (value) || XINT (value) < 0) | |
4380 | return 0; | |
4381 | break; | |
4382 | ||
4383 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
4384 | break; | |
4385 | ||
4386 | case IMAGE_FUNCTION_VALUE: | |
4387 | value = indirect_function (value); | |
177c0ea7 | 4388 | if (SUBRP (value) |
333b20bb GM |
4389 | || COMPILEDP (value) |
4390 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
4391 | break; | |
4392 | return 0; | |
4393 | ||
4394 | case IMAGE_NUMBER_VALUE: | |
4395 | if (!INTEGERP (value) && !FLOATP (value)) | |
4396 | return 0; | |
4397 | break; | |
4398 | ||
4399 | case IMAGE_INTEGER_VALUE: | |
4400 | if (!INTEGERP (value)) | |
4401 | return 0; | |
4402 | break; | |
4403 | ||
4404 | case IMAGE_BOOL_VALUE: | |
4405 | if (!NILP (value) && !EQ (value, Qt)) | |
4406 | return 0; | |
4407 | break; | |
4408 | ||
4409 | default: | |
4410 | abort (); | |
4411 | break; | |
4412 | } | |
4413 | ||
4414 | if (EQ (key, QCtype) && !EQ (type, value)) | |
4415 | return 0; | |
4416 | } | |
4417 | ||
4418 | /* Check that all mandatory fields are present. */ | |
4419 | for (i = 0; i < nkeywords; ++i) | |
4420 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
4421 | return 0; | |
4422 | ||
4423 | return NILP (plist); | |
4424 | } | |
4425 | ||
4426 | ||
4427 | /* Return the value of KEY in image specification SPEC. Value is nil | |
4428 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
4429 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
4430 | ||
4431 | static Lisp_Object | |
4432 | image_spec_value (spec, key, found) | |
4433 | Lisp_Object spec, key; | |
4434 | int *found; | |
4435 | { | |
4436 | Lisp_Object tail; | |
177c0ea7 | 4437 | |
333b20bb GM |
4438 | xassert (valid_image_p (spec)); |
4439 | ||
4440 | for (tail = XCDR (spec); | |
4441 | CONSP (tail) && CONSP (XCDR (tail)); | |
4442 | tail = XCDR (XCDR (tail))) | |
4443 | { | |
4444 | if (EQ (XCAR (tail), key)) | |
4445 | { | |
4446 | if (found) | |
4447 | *found = 1; | |
4448 | return XCAR (XCDR (tail)); | |
4449 | } | |
4450 | } | |
177c0ea7 | 4451 | |
333b20bb GM |
4452 | if (found) |
4453 | *found = 0; | |
4454 | return Qnil; | |
4455 | } | |
177c0ea7 | 4456 | |
333b20bb | 4457 | |
42677916 | 4458 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
7ee72033 | 4459 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). |
c061c855 GM |
4460 | PIXELS non-nil means return the size in pixels, otherwise return the |
4461 | size in canonical character units. | |
4462 | FRAME is the frame on which the image will be displayed. FRAME nil | |
7ee72033 MB |
4463 | or omitted means use the selected frame. */) |
4464 | (spec, pixels, frame) | |
42677916 GM |
4465 | Lisp_Object spec, pixels, frame; |
4466 | { | |
4467 | Lisp_Object size; | |
4468 | ||
4469 | size = Qnil; | |
4470 | if (valid_image_p (spec)) | |
4471 | { | |
4472 | struct frame *f = check_x_frame (frame); | |
83676598 | 4473 | int id = lookup_image (f, spec); |
42677916 | 4474 | struct image *img = IMAGE_FROM_ID (f, id); |
3ed61e75 GM |
4475 | int width = img->width + 2 * img->hmargin; |
4476 | int height = img->height + 2 * img->vmargin; | |
177c0ea7 | 4477 | |
42677916 | 4478 | if (NILP (pixels)) |
be786000 KS |
4479 | size = Fcons (make_float ((double) width / FRAME_COLUMN_WIDTH (f)), |
4480 | make_float ((double) height / FRAME_LINE_HEIGHT (f))); | |
42677916 GM |
4481 | else |
4482 | size = Fcons (make_number (width), make_number (height)); | |
4483 | } | |
4484 | else | |
4485 | error ("Invalid image specification"); | |
4486 | ||
4487 | return size; | |
4488 | } | |
4489 | ||
333b20bb | 4490 | |
b243755a | 4491 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
7ee72033 | 4492 | doc: /* Return t if image SPEC has a mask bitmap. |
c061c855 | 4493 | FRAME is the frame on which the image will be displayed. FRAME nil |
7ee72033 MB |
4494 | or omitted means use the selected frame. */) |
4495 | (spec, frame) | |
b243755a GM |
4496 | Lisp_Object spec, frame; |
4497 | { | |
4498 | Lisp_Object mask; | |
4499 | ||
4500 | mask = Qnil; | |
4501 | if (valid_image_p (spec)) | |
4502 | { | |
4503 | struct frame *f = check_x_frame (frame); | |
83676598 | 4504 | int id = lookup_image (f, spec); |
b243755a GM |
4505 | struct image *img = IMAGE_FROM_ID (f, id); |
4506 | if (img->mask) | |
4507 | mask = Qt; | |
4508 | } | |
4509 | else | |
4510 | error ("Invalid image specification"); | |
4511 | ||
4512 | return mask; | |
4513 | } | |
4514 | ||
4515 | ||
333b20bb GM |
4516 | \f |
4517 | /*********************************************************************** | |
4518 | Image type independent image structures | |
4519 | ***********************************************************************/ | |
4520 | ||
4521 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
4522 | static void free_image P_ ((struct frame *f, struct image *img)); | |
4523 | ||
4524 | ||
4525 | /* Allocate and return a new image structure for image specification | |
4526 | SPEC. SPEC has a hash value of HASH. */ | |
4527 | ||
4528 | static struct image * | |
4529 | make_image (spec, hash) | |
4530 | Lisp_Object spec; | |
4531 | unsigned hash; | |
4532 | { | |
4533 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
177c0ea7 | 4534 | |
333b20bb GM |
4535 | xassert (valid_image_p (spec)); |
4536 | bzero (img, sizeof *img); | |
4537 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
4538 | xassert (img->type != NULL); | |
4539 | img->spec = spec; | |
4540 | img->data.lisp_val = Qnil; | |
4541 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
4542 | img->hash = hash; | |
4543 | return img; | |
4544 | } | |
4545 | ||
4546 | ||
4547 | /* Free image IMG which was used on frame F, including its resources. */ | |
4548 | ||
4549 | static void | |
4550 | free_image (f, img) | |
4551 | struct frame *f; | |
4552 | struct image *img; | |
4553 | { | |
4554 | if (img) | |
4555 | { | |
4556 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
4557 | ||
4558 | /* Remove IMG from the hash table of its cache. */ | |
4559 | if (img->prev) | |
4560 | img->prev->next = img->next; | |
4561 | else | |
4562 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
4563 | ||
4564 | if (img->next) | |
4565 | img->next->prev = img->prev; | |
4566 | ||
4567 | c->images[img->id] = NULL; | |
4568 | ||
4569 | /* Free resources, then free IMG. */ | |
4570 | img->type->free (f, img); | |
4571 | xfree (img); | |
4572 | } | |
4573 | } | |
4574 | ||
4575 | ||
4576 | /* Prepare image IMG for display on frame F. Must be called before | |
4577 | drawing an image. */ | |
4578 | ||
4579 | void | |
4580 | prepare_image_for_display (f, img) | |
4581 | struct frame *f; | |
4582 | struct image *img; | |
4583 | { | |
4584 | EMACS_TIME t; | |
4585 | ||
4586 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
4587 | EMACS_GET_TIME (t); | |
4588 | img->timestamp = EMACS_SECS (t); | |
4589 | ||
4590 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
4591 | type dependent loader function. */ | |
dd00328a | 4592 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 4593 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb | 4594 | } |
177c0ea7 | 4595 | |
333b20bb | 4596 | |
7c7ff7f5 GM |
4597 | /* Value is the number of pixels for the ascent of image IMG when |
4598 | drawn in face FACE. */ | |
4599 | ||
4600 | int | |
4601 | image_ascent (img, face) | |
4602 | struct image *img; | |
4603 | struct face *face; | |
4604 | { | |
3ed61e75 | 4605 | int height = img->height + img->vmargin; |
7c7ff7f5 GM |
4606 | int ascent; |
4607 | ||
4608 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
4609 | { | |
4610 | if (face->font) | |
3694cb3f MB |
4611 | /* This expression is arranged so that if the image can't be |
4612 | exactly centered, it will be moved slightly up. This is | |
4613 | because a typical font is `top-heavy' (due to the presence | |
4614 | uppercase letters), so the image placement should err towards | |
4615 | being top-heavy too. It also just generally looks better. */ | |
4616 | ascent = (height + face->font->ascent - face->font->descent + 1) / 2; | |
7c7ff7f5 GM |
4617 | else |
4618 | ascent = height / 2; | |
4619 | } | |
4620 | else | |
4621 | ascent = height * img->ascent / 100.0; | |
4622 | ||
4623 | return ascent; | |
4624 | } | |
4625 | ||
f20a3b7a MB |
4626 | \f |
4627 | /* Image background colors. */ | |
4628 | ||
4629 | static unsigned long | |
4630 | four_corners_best (ximg, width, height) | |
4631 | XImage *ximg; | |
4632 | unsigned long width, height; | |
4633 | { | |
b350c2e5 GM |
4634 | unsigned long corners[4], best; |
4635 | int i, best_count; | |
f20a3b7a | 4636 | |
b350c2e5 GM |
4637 | /* Get the colors at the corners of ximg. */ |
4638 | corners[0] = XGetPixel (ximg, 0, 0); | |
4639 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
4640 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
4641 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
f20a3b7a | 4642 | |
b350c2e5 GM |
4643 | /* Choose the most frequently found color as background. */ |
4644 | for (i = best_count = 0; i < 4; ++i) | |
4645 | { | |
4646 | int j, n; | |
177c0ea7 | 4647 | |
b350c2e5 GM |
4648 | for (j = n = 0; j < 4; ++j) |
4649 | if (corners[i] == corners[j]) | |
4650 | ++n; | |
f20a3b7a | 4651 | |
b350c2e5 GM |
4652 | if (n > best_count) |
4653 | best = corners[i], best_count = n; | |
4654 | } | |
f20a3b7a | 4655 | |
b350c2e5 | 4656 | return best; |
f20a3b7a MB |
4657 | } |
4658 | ||
4659 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
4660 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
4661 | object to use for the heuristic. */ | |
4662 | ||
4663 | unsigned long | |
4664 | image_background (img, f, ximg) | |
4665 | struct image *img; | |
4666 | struct frame *f; | |
4667 | XImage *ximg; | |
4668 | { | |
4669 | if (! img->background_valid) | |
4670 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
4671 | { | |
4672 | int free_ximg = !ximg; | |
4673 | ||
4674 | if (! ximg) | |
4675 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
4676 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
4677 | ||
4678 | img->background = four_corners_best (ximg, img->width, img->height); | |
4679 | ||
4680 | if (free_ximg) | |
4681 | XDestroyImage (ximg); | |
4682 | ||
4683 | img->background_valid = 1; | |
4684 | } | |
4685 | ||
4686 | return img->background; | |
4687 | } | |
4688 | ||
4689 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
4690 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
4691 | existing XImage object to use for the heuristic. */ | |
4692 | ||
4693 | int | |
4694 | image_background_transparent (img, f, mask) | |
4695 | struct image *img; | |
4696 | struct frame *f; | |
4697 | XImage *mask; | |
4698 | { | |
4699 | if (! img->background_transparent_valid) | |
4700 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
4701 | { | |
4702 | if (img->mask) | |
4703 | { | |
4704 | int free_mask = !mask; | |
4705 | ||
4706 | if (! mask) | |
4707 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
4708 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
4709 | ||
4710 | img->background_transparent | |
4711 | = !four_corners_best (mask, img->width, img->height); | |
4712 | ||
4713 | if (free_mask) | |
4714 | XDestroyImage (mask); | |
4715 | } | |
4716 | else | |
4717 | img->background_transparent = 0; | |
4718 | ||
4719 | img->background_transparent_valid = 1; | |
4720 | } | |
4721 | ||
4722 | return img->background_transparent; | |
4723 | } | |
7c7ff7f5 | 4724 | |
333b20bb GM |
4725 | \f |
4726 | /*********************************************************************** | |
4727 | Helper functions for X image types | |
4728 | ***********************************************************************/ | |
4729 | ||
dd00328a GM |
4730 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
4731 | int, int)); | |
333b20bb GM |
4732 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
4733 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
4734 | struct image *img, | |
4735 | Lisp_Object color_name, | |
4736 | unsigned long dflt)); | |
4737 | ||
dd00328a GM |
4738 | |
4739 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
4740 | free the pixmap if any. MASK_P non-zero means clear the mask | |
4741 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
4742 | the image, if any. */ | |
333b20bb GM |
4743 | |
4744 | static void | |
dd00328a | 4745 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
4746 | struct frame *f; |
4747 | struct image *img; | |
dd00328a | 4748 | int pixmap_p, mask_p, colors_p; |
333b20bb | 4749 | { |
dd00328a | 4750 | if (pixmap_p && img->pixmap) |
333b20bb | 4751 | { |
333b20bb | 4752 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 4753 | img->pixmap = None; |
f20a3b7a | 4754 | img->background_valid = 0; |
f4779de9 GM |
4755 | } |
4756 | ||
dd00328a | 4757 | if (mask_p && img->mask) |
f4779de9 GM |
4758 | { |
4759 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 4760 | img->mask = None; |
f20a3b7a | 4761 | img->background_transparent_valid = 0; |
333b20bb | 4762 | } |
177c0ea7 | 4763 | |
dd00328a | 4764 | if (colors_p && img->ncolors) |
333b20bb | 4765 | { |
462d5d40 | 4766 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
4767 | xfree (img->colors); |
4768 | img->colors = NULL; | |
4769 | img->ncolors = 0; | |
4770 | } | |
dd00328a GM |
4771 | } |
4772 | ||
4773 | /* Free X resources of image IMG which is used on frame F. */ | |
4774 | ||
4775 | static void | |
4776 | x_clear_image (f, img) | |
4777 | struct frame *f; | |
4778 | struct image *img; | |
4779 | { | |
4780 | BLOCK_INPUT; | |
4781 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 4782 | UNBLOCK_INPUT; |
333b20bb GM |
4783 | } |
4784 | ||
4785 | ||
4786 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
4787 | cannot be allocated, use DFLT. Add a newly allocated color to | |
4788 | IMG->colors, so that it can be freed again. Value is the pixel | |
4789 | color. */ | |
4790 | ||
4791 | static unsigned long | |
4792 | x_alloc_image_color (f, img, color_name, dflt) | |
4793 | struct frame *f; | |
4794 | struct image *img; | |
4795 | Lisp_Object color_name; | |
4796 | unsigned long dflt; | |
4797 | { | |
4798 | XColor color; | |
4799 | unsigned long result; | |
4800 | ||
4801 | xassert (STRINGP (color_name)); | |
4802 | ||
d5db4077 | 4803 | if (x_defined_color (f, SDATA (color_name), &color, 1)) |
333b20bb GM |
4804 | { |
4805 | /* This isn't called frequently so we get away with simply | |
4806 | reallocating the color vector to the needed size, here. */ | |
4807 | ++img->ncolors; | |
4808 | img->colors = | |
4809 | (unsigned long *) xrealloc (img->colors, | |
4810 | img->ncolors * sizeof *img->colors); | |
4811 | img->colors[img->ncolors - 1] = color.pixel; | |
4812 | result = color.pixel; | |
4813 | } | |
4814 | else | |
4815 | result = dflt; | |
4816 | ||
4817 | return result; | |
4818 | } | |
4819 | ||
4820 | ||
4821 | \f | |
4822 | /*********************************************************************** | |
4823 | Image Cache | |
4824 | ***********************************************************************/ | |
4825 | ||
4826 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
ad18ffb1 | 4827 | static void postprocess_image P_ ((struct frame *, struct image *)); |
333b20bb GM |
4828 | |
4829 | ||
4830 | /* Return a new, initialized image cache that is allocated from the | |
4831 | heap. Call free_image_cache to free an image cache. */ | |
4832 | ||
4833 | struct image_cache * | |
4834 | make_image_cache () | |
4835 | { | |
4836 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
4837 | int size; | |
177c0ea7 | 4838 | |
333b20bb GM |
4839 | bzero (c, sizeof *c); |
4840 | c->size = 50; | |
4841 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
4842 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
4843 | c->buckets = (struct image **) xmalloc (size); | |
4844 | bzero (c->buckets, size); | |
4845 | return c; | |
4846 | } | |
4847 | ||
4848 | ||
4849 | /* Free image cache of frame F. Be aware that X frames share images | |
4850 | caches. */ | |
4851 | ||
4852 | void | |
4853 | free_image_cache (f) | |
4854 | struct frame *f; | |
4855 | { | |
4856 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
4857 | if (c) | |
4858 | { | |
4859 | int i; | |
4860 | ||
4861 | /* Cache should not be referenced by any frame when freed. */ | |
4862 | xassert (c->refcount == 0); | |
177c0ea7 | 4863 | |
333b20bb GM |
4864 | for (i = 0; i < c->used; ++i) |
4865 | free_image (f, c->images[i]); | |
4866 | xfree (c->images); | |
333b20bb | 4867 | xfree (c->buckets); |
e3130015 | 4868 | xfree (c); |
333b20bb GM |
4869 | FRAME_X_IMAGE_CACHE (f) = NULL; |
4870 | } | |
4871 | } | |
4872 | ||
4873 | ||
4874 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
4875 | images. FORCE_P zero means clear only images that haven't been | |
4876 | displayed for some time. Should be called from time to time to | |
4877 | reduce the number of loaded images. If image-eviction-seconds is | |
4878 | non-nil, this frees images in the cache which weren't displayed for | |
4879 | at least that many seconds. */ | |
4880 | ||
4881 | void | |
4882 | clear_image_cache (f, force_p) | |
4883 | struct frame *f; | |
4884 | int force_p; | |
4885 | { | |
4886 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
4887 | ||
83676598 | 4888 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
4889 | { |
4890 | EMACS_TIME t; | |
4891 | unsigned long old; | |
f4779de9 | 4892 | int i, nfreed; |
333b20bb GM |
4893 | |
4894 | EMACS_GET_TIME (t); | |
fcf431dc | 4895 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
4896 | |
4897 | /* Block input so that we won't be interrupted by a SIGIO | |
4898 | while being in an inconsistent state. */ | |
4899 | BLOCK_INPUT; | |
177c0ea7 | 4900 | |
f4779de9 | 4901 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
4902 | { |
4903 | struct image *img = c->images[i]; | |
4904 | if (img != NULL | |
f4779de9 | 4905 | && (force_p || img->timestamp < old)) |
333b20bb GM |
4906 | { |
4907 | free_image (f, img); | |
f4779de9 | 4908 | ++nfreed; |
333b20bb GM |
4909 | } |
4910 | } | |
4911 | ||
4912 | /* We may be clearing the image cache because, for example, | |
4913 | Emacs was iconified for a longer period of time. In that | |
4914 | case, current matrices may still contain references to | |
4915 | images freed above. So, clear these matrices. */ | |
f4779de9 | 4916 | if (nfreed) |
333b20bb | 4917 | { |
f4779de9 | 4918 | Lisp_Object tail, frame; |
177c0ea7 | 4919 | |
f4779de9 GM |
4920 | FOR_EACH_FRAME (tail, frame) |
4921 | { | |
4922 | struct frame *f = XFRAME (frame); | |
4923 | if (FRAME_X_P (f) | |
4924 | && FRAME_X_IMAGE_CACHE (f) == c) | |
83676598 | 4925 | clear_current_matrices (f); |
f4779de9 GM |
4926 | } |
4927 | ||
333b20bb GM |
4928 | ++windows_or_buffers_changed; |
4929 | } | |
f4779de9 GM |
4930 | |
4931 | UNBLOCK_INPUT; | |
333b20bb GM |
4932 | } |
4933 | } | |
4934 | ||
4935 | ||
4936 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
4937 | 0, 1, 0, | |
7ee72033 | 4938 | doc: /* Clear the image cache of FRAME. |
c061c855 | 4939 | FRAME nil or omitted means use the selected frame. |
7ee72033 MB |
4940 | FRAME t means clear the image caches of all frames. */) |
4941 | (frame) | |
333b20bb GM |
4942 | Lisp_Object frame; |
4943 | { | |
4944 | if (EQ (frame, Qt)) | |
4945 | { | |
4946 | Lisp_Object tail; | |
177c0ea7 | 4947 | |
333b20bb GM |
4948 | FOR_EACH_FRAME (tail, frame) |
4949 | if (FRAME_X_P (XFRAME (frame))) | |
4950 | clear_image_cache (XFRAME (frame), 1); | |
4951 | } | |
4952 | else | |
4953 | clear_image_cache (check_x_frame (frame), 1); | |
4954 | ||
4955 | return Qnil; | |
4956 | } | |
4957 | ||
4958 | ||
ad18ffb1 GM |
4959 | /* Compute masks and transform image IMG on frame F, as specified |
4960 | by the image's specification, */ | |
4961 | ||
4962 | static void | |
4963 | postprocess_image (f, img) | |
4964 | struct frame *f; | |
4965 | struct image *img; | |
4966 | { | |
4967 | /* Manipulation of the image's mask. */ | |
4968 | if (img->pixmap) | |
4969 | { | |
4970 | Lisp_Object conversion, spec; | |
4971 | Lisp_Object mask; | |
4972 | ||
4973 | spec = img->spec; | |
177c0ea7 | 4974 | |
ad18ffb1 GM |
4975 | /* `:heuristic-mask t' |
4976 | `:mask heuristic' | |
4977 | means build a mask heuristically. | |
4978 | `:heuristic-mask (R G B)' | |
4979 | `:mask (heuristic (R G B))' | |
4980 | means build a mask from color (R G B) in the | |
4981 | image. | |
4982 | `:mask nil' | |
4983 | means remove a mask, if any. */ | |
177c0ea7 | 4984 | |
ad18ffb1 GM |
4985 | mask = image_spec_value (spec, QCheuristic_mask, NULL); |
4986 | if (!NILP (mask)) | |
4987 | x_build_heuristic_mask (f, img, mask); | |
4988 | else | |
4989 | { | |
4990 | int found_p; | |
177c0ea7 | 4991 | |
ad18ffb1 | 4992 | mask = image_spec_value (spec, QCmask, &found_p); |
177c0ea7 | 4993 | |
ad18ffb1 GM |
4994 | if (EQ (mask, Qheuristic)) |
4995 | x_build_heuristic_mask (f, img, Qt); | |
4996 | else if (CONSP (mask) | |
4997 | && EQ (XCAR (mask), Qheuristic)) | |
4998 | { | |
4999 | if (CONSP (XCDR (mask))) | |
5000 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
5001 | else | |
5002 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
5003 | } | |
5004 | else if (NILP (mask) && found_p && img->mask) | |
5005 | { | |
5006 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
5007 | img->mask = None; | |
5008 | } | |
5009 | } | |
177c0ea7 JB |
5010 | |
5011 | ||
ad18ffb1 GM |
5012 | /* Should we apply an image transformation algorithm? */ |
5013 | conversion = image_spec_value (spec, QCconversion, NULL); | |
5014 | if (EQ (conversion, Qdisabled)) | |
5015 | x_disable_image (f, img); | |
5016 | else if (EQ (conversion, Qlaplace)) | |
5017 | x_laplace (f, img); | |
5018 | else if (EQ (conversion, Qemboss)) | |
5019 | x_emboss (f, img); | |
5020 | else if (CONSP (conversion) | |
5021 | && EQ (XCAR (conversion), Qedge_detection)) | |
5022 | { | |
5023 | Lisp_Object tem; | |
5024 | tem = XCDR (conversion); | |
5025 | if (CONSP (tem)) | |
5026 | x_edge_detection (f, img, | |
5027 | Fplist_get (tem, QCmatrix), | |
5028 | Fplist_get (tem, QCcolor_adjustment)); | |
5029 | } | |
5030 | } | |
5031 | } | |
5032 | ||
5033 | ||
333b20bb | 5034 | /* Return the id of image with Lisp specification SPEC on frame F. |
83676598 | 5035 | SPEC must be a valid Lisp image specification (see valid_image_p). */ |
333b20bb GM |
5036 | |
5037 | int | |
83676598 | 5038 | lookup_image (f, spec) |
333b20bb GM |
5039 | struct frame *f; |
5040 | Lisp_Object spec; | |
5041 | { | |
5042 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5043 | struct image *img; | |
5044 | int i; | |
5045 | unsigned hash; | |
5046 | struct gcpro gcpro1; | |
4f7ca1f1 | 5047 | EMACS_TIME now; |
333b20bb GM |
5048 | |
5049 | /* F must be a window-system frame, and SPEC must be a valid image | |
5050 | specification. */ | |
5051 | xassert (FRAME_WINDOW_P (f)); | |
5052 | xassert (valid_image_p (spec)); | |
177c0ea7 | 5053 | |
333b20bb GM |
5054 | GCPRO1 (spec); |
5055 | ||
5056 | /* Look up SPEC in the hash table of the image cache. */ | |
5057 | hash = sxhash (spec, 0); | |
5058 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5059 | ||
5060 | for (img = c->buckets[i]; img; img = img->next) | |
5061 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
5062 | break; | |
5063 | ||
5064 | /* If not found, create a new image and cache it. */ | |
5065 | if (img == NULL) | |
5066 | { | |
ad18ffb1 | 5067 | extern Lisp_Object Qpostscript; |
177c0ea7 | 5068 | |
28c7826c | 5069 | BLOCK_INPUT; |
333b20bb GM |
5070 | img = make_image (spec, hash); |
5071 | cache_image (f, img); | |
83676598 | 5072 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5073 | |
5074 | /* If we can't load the image, and we don't have a width and | |
5075 | height, use some arbitrary width and height so that we can | |
5076 | draw a rectangle for it. */ | |
83676598 | 5077 | if (img->load_failed_p) |
333b20bb GM |
5078 | { |
5079 | Lisp_Object value; | |
5080 | ||
5081 | value = image_spec_value (spec, QCwidth, NULL); | |
5082 | img->width = (INTEGERP (value) | |
5083 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
5084 | value = image_spec_value (spec, QCheight, NULL); | |
5085 | img->height = (INTEGERP (value) | |
5086 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
5087 | } | |
5088 | else | |
5089 | { | |
5090 | /* Handle image type independent image attributes | |
f20a3b7a MB |
5091 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
5092 | `:background COLOR'. */ | |
5093 | Lisp_Object ascent, margin, relief, bg; | |
333b20bb GM |
5094 | |
5095 | ascent = image_spec_value (spec, QCascent, NULL); | |
5096 | if (INTEGERP (ascent)) | |
5097 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
5098 | else if (EQ (ascent, Qcenter)) |
5099 | img->ascent = CENTERED_IMAGE_ASCENT; | |
177c0ea7 | 5100 | |
333b20bb GM |
5101 | margin = image_spec_value (spec, QCmargin, NULL); |
5102 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
3ed61e75 GM |
5103 | img->vmargin = img->hmargin = XFASTINT (margin); |
5104 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
5105 | && INTEGERP (XCDR (margin))) | |
5106 | { | |
5107 | if (XINT (XCAR (margin)) > 0) | |
5108 | img->hmargin = XFASTINT (XCAR (margin)); | |
5109 | if (XINT (XCDR (margin)) > 0) | |
5110 | img->vmargin = XFASTINT (XCDR (margin)); | |
5111 | } | |
177c0ea7 | 5112 | |
333b20bb GM |
5113 | relief = image_spec_value (spec, QCrelief, NULL); |
5114 | if (INTEGERP (relief)) | |
5115 | { | |
5116 | img->relief = XINT (relief); | |
3ed61e75 GM |
5117 | img->hmargin += abs (img->relief); |
5118 | img->vmargin += abs (img->relief); | |
333b20bb GM |
5119 | } |
5120 | ||
f20a3b7a MB |
5121 | if (! img->background_valid) |
5122 | { | |
5123 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
5124 | if (!NILP (bg)) | |
5125 | { | |
5126 | img->background | |
5127 | = x_alloc_image_color (f, img, bg, | |
5128 | FRAME_BACKGROUND_PIXEL (f)); | |
5129 | img->background_valid = 1; | |
5130 | } | |
5131 | } | |
5132 | ||
ad18ffb1 GM |
5133 | /* Do image transformations and compute masks, unless we |
5134 | don't have the image yet. */ | |
5135 | if (!EQ (*img->type->type, Qpostscript)) | |
5136 | postprocess_image (f, img); | |
333b20bb | 5137 | } |
dd00328a | 5138 | |
28c7826c GM |
5139 | UNBLOCK_INPUT; |
5140 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
5141 | } |
5142 | ||
4f7ca1f1 GM |
5143 | /* We're using IMG, so set its timestamp to `now'. */ |
5144 | EMACS_GET_TIME (now); | |
5145 | img->timestamp = EMACS_SECS (now); | |
177c0ea7 | 5146 | |
333b20bb | 5147 | UNGCPRO; |
177c0ea7 | 5148 | |
333b20bb GM |
5149 | /* Value is the image id. */ |
5150 | return img->id; | |
5151 | } | |
5152 | ||
5153 | ||
5154 | /* Cache image IMG in the image cache of frame F. */ | |
5155 | ||
5156 | static void | |
5157 | cache_image (f, img) | |
5158 | struct frame *f; | |
5159 | struct image *img; | |
5160 | { | |
5161 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5162 | int i; | |
5163 | ||
5164 | /* Find a free slot in c->images. */ | |
5165 | for (i = 0; i < c->used; ++i) | |
5166 | if (c->images[i] == NULL) | |
5167 | break; | |
5168 | ||
5169 | /* If no free slot found, maybe enlarge c->images. */ | |
5170 | if (i == c->used && c->used == c->size) | |
5171 | { | |
5172 | c->size *= 2; | |
5173 | c->images = (struct image **) xrealloc (c->images, | |
5174 | c->size * sizeof *c->images); | |
5175 | } | |
5176 | ||
5177 | /* Add IMG to c->images, and assign IMG an id. */ | |
5178 | c->images[i] = img; | |
5179 | img->id = i; | |
5180 | if (i == c->used) | |
5181 | ++c->used; | |
5182 | ||
5183 | /* Add IMG to the cache's hash table. */ | |
5184 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5185 | img->next = c->buckets[i]; | |
5186 | if (img->next) | |
5187 | img->next->prev = img; | |
5188 | img->prev = NULL; | |
5189 | c->buckets[i] = img; | |
5190 | } | |
5191 | ||
5192 | ||
5193 | /* Call FN on every image in the image cache of frame F. Used to mark | |
5194 | Lisp Objects in the image cache. */ | |
5195 | ||
5196 | void | |
5197 | forall_images_in_image_cache (f, fn) | |
5198 | struct frame *f; | |
5199 | void (*fn) P_ ((struct image *img)); | |
5200 | { | |
5201 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
5202 | { | |
5203 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5204 | if (c) | |
5205 | { | |
5206 | int i; | |
5207 | for (i = 0; i < c->used; ++i) | |
5208 | if (c->images[i]) | |
5209 | fn (c->images[i]); | |
5210 | } | |
5211 | } | |
5212 | } | |
5213 | ||
5214 | ||
5215 | \f | |
5216 | /*********************************************************************** | |
5217 | X support code | |
5218 | ***********************************************************************/ | |
5219 | ||
45158a91 GM |
5220 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
5221 | XImage **, Pixmap *)); | |
333b20bb GM |
5222 | static void x_destroy_x_image P_ ((XImage *)); |
5223 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
5224 | ||
5225 | ||
5226 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
5227 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
5228 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
5229 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 5230 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
5231 | |
5232 | static int | |
45158a91 | 5233 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 5234 | struct frame *f; |
333b20bb GM |
5235 | int width, height, depth; |
5236 | XImage **ximg; | |
5237 | Pixmap *pixmap; | |
5238 | { | |
5239 | Display *display = FRAME_X_DISPLAY (f); | |
5240 | Screen *screen = FRAME_X_SCREEN (f); | |
5241 | Window window = FRAME_X_WINDOW (f); | |
5242 | ||
5243 | xassert (interrupt_input_blocked); | |
5244 | ||
5245 | if (depth <= 0) | |
5246 | depth = DefaultDepthOfScreen (screen); | |
5247 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
5248 | depth, ZPixmap, 0, NULL, width, height, | |
5249 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
5250 | if (*ximg == NULL) | |
5251 | { | |
45158a91 | 5252 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
5253 | return 0; |
5254 | } | |
5255 | ||
5256 | /* Allocate image raster. */ | |
5257 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
5258 | ||
5259 | /* Allocate a pixmap of the same size. */ | |
5260 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 5261 | if (*pixmap == None) |
333b20bb GM |
5262 | { |
5263 | x_destroy_x_image (*ximg); | |
5264 | *ximg = NULL; | |
45158a91 | 5265 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
5266 | return 0; |
5267 | } | |
5268 | ||
5269 | return 1; | |
5270 | } | |
5271 | ||
5272 | ||
5273 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
5274 | ||
5275 | static void | |
5276 | x_destroy_x_image (ximg) | |
5277 | XImage *ximg; | |
5278 | { | |
5279 | xassert (interrupt_input_blocked); | |
5280 | if (ximg) | |
5281 | { | |
5282 | xfree (ximg->data); | |
5283 | ximg->data = NULL; | |
5284 | XDestroyImage (ximg); | |
5285 | } | |
5286 | } | |
5287 | ||
5288 | ||
5289 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
5290 | are width and height of both the image and pixmap. */ | |
5291 | ||
ea6b19ca | 5292 | static void |
333b20bb GM |
5293 | x_put_x_image (f, ximg, pixmap, width, height) |
5294 | struct frame *f; | |
5295 | XImage *ximg; | |
5296 | Pixmap pixmap; | |
caeea55a | 5297 | int width, height; |
333b20bb GM |
5298 | { |
5299 | GC gc; | |
177c0ea7 | 5300 | |
333b20bb GM |
5301 | xassert (interrupt_input_blocked); |
5302 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
5303 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
5304 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
5305 | } | |
5306 | ||
5307 | ||
5308 | \f | |
5309 | /*********************************************************************** | |
5be6c3b0 | 5310 | File Handling |
333b20bb GM |
5311 | ***********************************************************************/ |
5312 | ||
5313 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
5314 | static char *slurp_file P_ ((char *, int *)); |
5315 | ||
333b20bb GM |
5316 | |
5317 | /* Find image file FILE. Look in data-directory, then | |
5318 | x-bitmap-file-path. Value is the full name of the file found, or | |
5319 | nil if not found. */ | |
5320 | ||
5321 | static Lisp_Object | |
5322 | x_find_image_file (file) | |
5323 | Lisp_Object file; | |
5324 | { | |
5325 | Lisp_Object file_found, search_path; | |
5326 | struct gcpro gcpro1, gcpro2; | |
5327 | int fd; | |
5328 | ||
5329 | file_found = Qnil; | |
5330 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
5331 | GCPRO2 (file_found, search_path); | |
5332 | ||
5333 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
de2413e9 | 5334 | fd = openp (search_path, file, Qnil, &file_found, Qnil); |
177c0ea7 | 5335 | |
939d6465 | 5336 | if (fd == -1) |
333b20bb GM |
5337 | file_found = Qnil; |
5338 | else | |
5339 | close (fd); | |
5340 | ||
5341 | UNGCPRO; | |
5342 | return file_found; | |
5343 | } | |
5344 | ||
5345 | ||
5be6c3b0 GM |
5346 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
5347 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 5348 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
5349 | |
5350 | static char * | |
5351 | slurp_file (file, size) | |
5352 | char *file; | |
5353 | int *size; | |
5354 | { | |
5355 | FILE *fp = NULL; | |
5356 | char *buf = NULL; | |
5357 | struct stat st; | |
5358 | ||
5359 | if (stat (file, &st) == 0 | |
5360 | && (fp = fopen (file, "r")) != NULL | |
5361 | && (buf = (char *) xmalloc (st.st_size), | |
5362 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
5363 | { | |
5364 | *size = st.st_size; | |
5365 | fclose (fp); | |
5366 | } | |
5367 | else | |
5368 | { | |
5369 | if (fp) | |
5370 | fclose (fp); | |
5371 | if (buf) | |
5372 | { | |
5373 | xfree (buf); | |
5374 | buf = NULL; | |
5375 | } | |
5376 | } | |
177c0ea7 | 5377 | |
5be6c3b0 GM |
5378 | return buf; |
5379 | } | |
5380 | ||
5381 | ||
333b20bb GM |
5382 | \f |
5383 | /*********************************************************************** | |
5384 | XBM images | |
5385 | ***********************************************************************/ | |
5386 | ||
5be6c3b0 | 5387 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 5388 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
5389 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
5390 | char *, char *)); | |
333b20bb | 5391 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
5392 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
5393 | unsigned char **)); | |
5394 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
5395 | |
5396 | ||
5397 | /* Indices of image specification fields in xbm_format, below. */ | |
5398 | ||
5399 | enum xbm_keyword_index | |
5400 | { | |
5401 | XBM_TYPE, | |
5402 | XBM_FILE, | |
5403 | XBM_WIDTH, | |
5404 | XBM_HEIGHT, | |
5405 | XBM_DATA, | |
5406 | XBM_FOREGROUND, | |
5407 | XBM_BACKGROUND, | |
5408 | XBM_ASCENT, | |
5409 | XBM_MARGIN, | |
5410 | XBM_RELIEF, | |
5411 | XBM_ALGORITHM, | |
5412 | XBM_HEURISTIC_MASK, | |
4a8e312c | 5413 | XBM_MASK, |
333b20bb GM |
5414 | XBM_LAST |
5415 | }; | |
5416 | ||
5417 | /* Vector of image_keyword structures describing the format | |
5418 | of valid XBM image specifications. */ | |
5419 | ||
5420 | static struct image_keyword xbm_format[XBM_LAST] = | |
5421 | { | |
5422 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5423 | {":file", IMAGE_STRING_VALUE, 0}, | |
5424 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
5425 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
5426 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6f1be3b9 GM |
5427 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
5428 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
7c7ff7f5 | 5429 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 5430 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 5431 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 5432 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
5433 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
5434 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
5435 | }; |
5436 | ||
5437 | /* Structure describing the image type XBM. */ | |
5438 | ||
5439 | static struct image_type xbm_type = | |
5440 | { | |
5441 | &Qxbm, | |
5442 | xbm_image_p, | |
5443 | xbm_load, | |
5444 | x_clear_image, | |
5445 | NULL | |
5446 | }; | |
5447 | ||
5448 | /* Tokens returned from xbm_scan. */ | |
5449 | ||
5450 | enum xbm_token | |
5451 | { | |
5452 | XBM_TK_IDENT = 256, | |
5453 | XBM_TK_NUMBER | |
5454 | }; | |
5455 | ||
177c0ea7 | 5456 | |
333b20bb GM |
5457 | /* Return non-zero if OBJECT is a valid XBM-type image specification. |
5458 | A valid specification is a list starting with the symbol `image' | |
5459 | The rest of the list is a property list which must contain an | |
5460 | entry `:type xbm.. | |
5461 | ||
5462 | If the specification specifies a file to load, it must contain | |
5463 | an entry `:file FILENAME' where FILENAME is a string. | |
5464 | ||
5465 | If the specification is for a bitmap loaded from memory it must | |
5466 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
5467 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
5468 | ||
5469 | 1. a string large enough to hold the bitmap data, i.e. it must | |
5470 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
5471 | ||
5472 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
5473 | ||
5474 | 3. a vector of strings or bool-vectors, one for each line of the | |
5475 | bitmap. | |
5476 | ||
5be6c3b0 GM |
5477 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
5478 | may not be specified in this case because they are defined in the | |
5479 | XBM file. | |
5480 | ||
333b20bb GM |
5481 | Both the file and data forms may contain the additional entries |
5482 | `:background COLOR' and `:foreground COLOR'. If not present, | |
5483 | foreground and background of the frame on which the image is | |
e3130015 | 5484 | displayed is used. */ |
333b20bb GM |
5485 | |
5486 | static int | |
5487 | xbm_image_p (object) | |
5488 | Lisp_Object object; | |
5489 | { | |
5490 | struct image_keyword kw[XBM_LAST]; | |
177c0ea7 | 5491 | |
333b20bb | 5492 | bcopy (xbm_format, kw, sizeof kw); |
bfd2209f | 5493 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
5494 | return 0; |
5495 | ||
5496 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
5497 | ||
5498 | if (kw[XBM_FILE].count) | |
5499 | { | |
5500 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
5501 | return 0; | |
5502 | } | |
5be6c3b0 GM |
5503 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
5504 | { | |
5505 | /* In-memory XBM file. */ | |
5506 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
5507 | return 0; | |
5508 | } | |
333b20bb GM |
5509 | else |
5510 | { | |
5511 | Lisp_Object data; | |
5512 | int width, height; | |
5513 | ||
5514 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
5515 | if (!kw[XBM_WIDTH].count | |
5516 | || !kw[XBM_HEIGHT].count | |
5517 | || !kw[XBM_DATA].count) | |
5518 | return 0; | |
5519 | ||
5520 | data = kw[XBM_DATA].value; | |
5521 | width = XFASTINT (kw[XBM_WIDTH].value); | |
5522 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
177c0ea7 | 5523 | |
333b20bb GM |
5524 | /* Check type of data, and width and height against contents of |
5525 | data. */ | |
5526 | if (VECTORP (data)) | |
5527 | { | |
5528 | int i; | |
177c0ea7 | 5529 | |
333b20bb GM |
5530 | /* Number of elements of the vector must be >= height. */ |
5531 | if (XVECTOR (data)->size < height) | |
5532 | return 0; | |
5533 | ||
5534 | /* Each string or bool-vector in data must be large enough | |
5535 | for one line of the image. */ | |
5536 | for (i = 0; i < height; ++i) | |
5537 | { | |
5538 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
5539 | ||
5540 | if (STRINGP (elt)) | |
5541 | { | |
d5db4077 | 5542 | if (SCHARS (elt) |
333b20bb GM |
5543 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) |
5544 | return 0; | |
5545 | } | |
5546 | else if (BOOL_VECTOR_P (elt)) | |
5547 | { | |
5548 | if (XBOOL_VECTOR (elt)->size < width) | |
5549 | return 0; | |
5550 | } | |
5551 | else | |
5552 | return 0; | |
5553 | } | |
5554 | } | |
5555 | else if (STRINGP (data)) | |
5556 | { | |
d5db4077 | 5557 | if (SCHARS (data) |
333b20bb GM |
5558 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) |
5559 | return 0; | |
5560 | } | |
5561 | else if (BOOL_VECTOR_P (data)) | |
5562 | { | |
5563 | if (XBOOL_VECTOR (data)->size < width * height) | |
5564 | return 0; | |
5565 | } | |
5566 | else | |
5567 | return 0; | |
5568 | } | |
5569 | ||
333b20bb GM |
5570 | return 1; |
5571 | } | |
5572 | ||
5573 | ||
5574 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
5575 | either an enumerator from enum xbm_token, or a character for a | |
5576 | single-character token, or 0 at end of file. If scanning an | |
5577 | identifier, store the lexeme of the identifier in SVAL. If | |
5578 | scanning a number, store its value in *IVAL. */ | |
5579 | ||
5580 | static int | |
5be6c3b0 GM |
5581 | xbm_scan (s, end, sval, ival) |
5582 | char **s, *end; | |
333b20bb GM |
5583 | char *sval; |
5584 | int *ival; | |
5585 | { | |
5586 | int c; | |
0a695da7 GM |
5587 | |
5588 | loop: | |
177c0ea7 | 5589 | |
333b20bb | 5590 | /* Skip white space. */ |
5be6c3b0 | 5591 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
5592 | ; |
5593 | ||
5be6c3b0 | 5594 | if (*s >= end) |
333b20bb GM |
5595 | c = 0; |
5596 | else if (isdigit (c)) | |
5597 | { | |
5598 | int value = 0, digit; | |
177c0ea7 | 5599 | |
5be6c3b0 | 5600 | if (c == '0' && *s < end) |
333b20bb | 5601 | { |
5be6c3b0 | 5602 | c = *(*s)++; |
333b20bb GM |
5603 | if (c == 'x' || c == 'X') |
5604 | { | |
5be6c3b0 | 5605 | while (*s < end) |
333b20bb | 5606 | { |
5be6c3b0 | 5607 | c = *(*s)++; |
333b20bb GM |
5608 | if (isdigit (c)) |
5609 | digit = c - '0'; | |
5610 | else if (c >= 'a' && c <= 'f') | |
5611 | digit = c - 'a' + 10; | |
5612 | else if (c >= 'A' && c <= 'F') | |
5613 | digit = c - 'A' + 10; | |
5614 | else | |
5615 | break; | |
5616 | value = 16 * value + digit; | |
5617 | } | |
5618 | } | |
5619 | else if (isdigit (c)) | |
5620 | { | |
5621 | value = c - '0'; | |
5be6c3b0 GM |
5622 | while (*s < end |
5623 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
5624 | value = 8 * value + c - '0'; |
5625 | } | |
5626 | } | |
5627 | else | |
5628 | { | |
5629 | value = c - '0'; | |
5be6c3b0 GM |
5630 | while (*s < end |
5631 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
5632 | value = 10 * value + c - '0'; |
5633 | } | |
5634 | ||
5be6c3b0 GM |
5635 | if (*s < end) |
5636 | *s = *s - 1; | |
333b20bb GM |
5637 | *ival = value; |
5638 | c = XBM_TK_NUMBER; | |
5639 | } | |
5640 | else if (isalpha (c) || c == '_') | |
5641 | { | |
5642 | *sval++ = c; | |
5be6c3b0 GM |
5643 | while (*s < end |
5644 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
5645 | *sval++ = c; |
5646 | *sval = 0; | |
5be6c3b0 GM |
5647 | if (*s < end) |
5648 | *s = *s - 1; | |
333b20bb GM |
5649 | c = XBM_TK_IDENT; |
5650 | } | |
0a695da7 GM |
5651 | else if (c == '/' && **s == '*') |
5652 | { | |
5653 | /* C-style comment. */ | |
5654 | ++*s; | |
5655 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
5656 | ++*s; | |
5657 | if (**s) | |
5658 | { | |
5659 | *s += 2; | |
5660 | goto loop; | |
5661 | } | |
5662 | } | |
333b20bb GM |
5663 | |
5664 | return c; | |
5665 | } | |
5666 | ||
5667 | ||
5668 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
5669 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
5670 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
5671 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
5672 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 5673 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
5674 | |
5675 | static int | |
5be6c3b0 GM |
5676 | xbm_read_bitmap_data (contents, end, width, height, data) |
5677 | char *contents, *end; | |
333b20bb GM |
5678 | int *width, *height; |
5679 | unsigned char **data; | |
5680 | { | |
5be6c3b0 | 5681 | char *s = contents; |
333b20bb GM |
5682 | char buffer[BUFSIZ]; |
5683 | int padding_p = 0; | |
5684 | int v10 = 0; | |
5685 | int bytes_per_line, i, nbytes; | |
5686 | unsigned char *p; | |
5687 | int value; | |
5688 | int LA1; | |
5689 | ||
5690 | #define match() \ | |
5be6c3b0 | 5691 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
5692 | |
5693 | #define expect(TOKEN) \ | |
5694 | if (LA1 != (TOKEN)) \ | |
5695 | goto failure; \ | |
5696 | else \ | |
177c0ea7 | 5697 | match () |
333b20bb GM |
5698 | |
5699 | #define expect_ident(IDENT) \ | |
5700 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
5701 | match (); \ | |
5702 | else \ | |
5703 | goto failure | |
5704 | ||
333b20bb | 5705 | *width = *height = -1; |
5be6c3b0 GM |
5706 | if (data) |
5707 | *data = NULL; | |
5708 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
5709 | |
5710 | /* Parse defines for width, height and hot-spots. */ | |
5711 | while (LA1 == '#') | |
5712 | { | |
333b20bb GM |
5713 | match (); |
5714 | expect_ident ("define"); | |
5715 | expect (XBM_TK_IDENT); | |
5716 | ||
5717 | if (LA1 == XBM_TK_NUMBER); | |
5718 | { | |
5719 | char *p = strrchr (buffer, '_'); | |
5720 | p = p ? p + 1 : buffer; | |
5721 | if (strcmp (p, "width") == 0) | |
5722 | *width = value; | |
5723 | else if (strcmp (p, "height") == 0) | |
5724 | *height = value; | |
5725 | } | |
5726 | expect (XBM_TK_NUMBER); | |
5727 | } | |
5728 | ||
5729 | if (*width < 0 || *height < 0) | |
5730 | goto failure; | |
5be6c3b0 GM |
5731 | else if (data == NULL) |
5732 | goto success; | |
333b20bb GM |
5733 | |
5734 | /* Parse bits. Must start with `static'. */ | |
5735 | expect_ident ("static"); | |
5736 | if (LA1 == XBM_TK_IDENT) | |
5737 | { | |
5738 | if (strcmp (buffer, "unsigned") == 0) | |
5739 | { | |
177c0ea7 | 5740 | match (); |
333b20bb GM |
5741 | expect_ident ("char"); |
5742 | } | |
5743 | else if (strcmp (buffer, "short") == 0) | |
5744 | { | |
5745 | match (); | |
5746 | v10 = 1; | |
5747 | if (*width % 16 && *width % 16 < 9) | |
5748 | padding_p = 1; | |
5749 | } | |
5750 | else if (strcmp (buffer, "char") == 0) | |
5751 | match (); | |
5752 | else | |
5753 | goto failure; | |
5754 | } | |
177c0ea7 | 5755 | else |
333b20bb GM |
5756 | goto failure; |
5757 | ||
5758 | expect (XBM_TK_IDENT); | |
5759 | expect ('['); | |
5760 | expect (']'); | |
5761 | expect ('='); | |
5762 | expect ('{'); | |
5763 | ||
5764 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
5765 | nbytes = bytes_per_line * *height; | |
5766 | p = *data = (char *) xmalloc (nbytes); | |
5767 | ||
5768 | if (v10) | |
5769 | { | |
333b20bb GM |
5770 | for (i = 0; i < nbytes; i += 2) |
5771 | { | |
5772 | int val = value; | |
5773 | expect (XBM_TK_NUMBER); | |
5774 | ||
5775 | *p++ = val; | |
5776 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
5777 | *p++ = value >> 8; | |
177c0ea7 | 5778 | |
333b20bb GM |
5779 | if (LA1 == ',' || LA1 == '}') |
5780 | match (); | |
5781 | else | |
5782 | goto failure; | |
5783 | } | |
5784 | } | |
5785 | else | |
5786 | { | |
5787 | for (i = 0; i < nbytes; ++i) | |
5788 | { | |
5789 | int val = value; | |
5790 | expect (XBM_TK_NUMBER); | |
177c0ea7 | 5791 | |
333b20bb | 5792 | *p++ = val; |
177c0ea7 | 5793 | |
333b20bb GM |
5794 | if (LA1 == ',' || LA1 == '}') |
5795 | match (); | |
5796 | else | |
5797 | goto failure; | |
5798 | } | |
5799 | } | |
5800 | ||
5be6c3b0 | 5801 | success: |
333b20bb GM |
5802 | return 1; |
5803 | ||
5804 | failure: | |
177c0ea7 | 5805 | |
5be6c3b0 | 5806 | if (data && *data) |
333b20bb GM |
5807 | { |
5808 | xfree (*data); | |
5809 | *data = NULL; | |
5810 | } | |
5811 | return 0; | |
5812 | ||
5813 | #undef match | |
5814 | #undef expect | |
5815 | #undef expect_ident | |
5816 | } | |
5817 | ||
5818 | ||
5be6c3b0 GM |
5819 | /* Load XBM image IMG which will be displayed on frame F from buffer |
5820 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
5821 | successful. */ | |
333b20bb GM |
5822 | |
5823 | static int | |
5be6c3b0 | 5824 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
5825 | struct frame *f; |
5826 | struct image *img; | |
5be6c3b0 | 5827 | char *contents, *end; |
333b20bb GM |
5828 | { |
5829 | int rc; | |
5830 | unsigned char *data; | |
5831 | int success_p = 0; | |
177c0ea7 | 5832 | |
5be6c3b0 | 5833 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
5834 | if (rc) |
5835 | { | |
5836 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
5837 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
5838 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
5839 | Lisp_Object value; | |
177c0ea7 | 5840 | |
333b20bb GM |
5841 | xassert (img->width > 0 && img->height > 0); |
5842 | ||
5843 | /* Get foreground and background colors, maybe allocate colors. */ | |
5844 | value = image_spec_value (img->spec, QCforeground, NULL); | |
5845 | if (!NILP (value)) | |
5846 | foreground = x_alloc_image_color (f, img, value, foreground); | |
333b20bb GM |
5847 | value = image_spec_value (img->spec, QCbackground, NULL); |
5848 | if (!NILP (value)) | |
f20a3b7a MB |
5849 | { |
5850 | background = x_alloc_image_color (f, img, value, background); | |
5851 | img->background = background; | |
5852 | img->background_valid = 1; | |
5853 | } | |
333b20bb | 5854 | |
333b20bb GM |
5855 | img->pixmap |
5856 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
5857 | FRAME_X_WINDOW (f), | |
5858 | data, | |
5859 | img->width, img->height, | |
5860 | foreground, background, | |
5861 | depth); | |
5862 | xfree (data); | |
5863 | ||
dd00328a | 5864 | if (img->pixmap == None) |
333b20bb GM |
5865 | { |
5866 | x_clear_image (f, img); | |
5be6c3b0 | 5867 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
5868 | } |
5869 | else | |
5870 | success_p = 1; | |
333b20bb GM |
5871 | } |
5872 | else | |
45158a91 | 5873 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 5874 | |
333b20bb GM |
5875 | return success_p; |
5876 | } | |
5877 | ||
5878 | ||
5be6c3b0 GM |
5879 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
5880 | ||
5881 | static int | |
5882 | xbm_file_p (data) | |
5883 | Lisp_Object data; | |
5884 | { | |
5885 | int w, h; | |
5886 | return (STRINGP (data) | |
d5db4077 KR |
5887 | && xbm_read_bitmap_data (SDATA (data), |
5888 | (SDATA (data) | |
5889 | + SBYTES (data)), | |
5be6c3b0 GM |
5890 | &w, &h, NULL)); |
5891 | } | |
5892 | ||
177c0ea7 | 5893 | |
333b20bb GM |
5894 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
5895 | non-zero if successful. */ | |
5896 | ||
5897 | static int | |
5898 | xbm_load (f, img) | |
5899 | struct frame *f; | |
5900 | struct image *img; | |
5901 | { | |
5902 | int success_p = 0; | |
5903 | Lisp_Object file_name; | |
5904 | ||
5905 | xassert (xbm_image_p (img->spec)); | |
5906 | ||
5907 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
5908 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
5909 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
5910 | { |
5911 | Lisp_Object file; | |
5912 | char *contents; | |
5913 | int size; | |
5914 | struct gcpro gcpro1; | |
177c0ea7 | 5915 | |
5be6c3b0 GM |
5916 | file = x_find_image_file (file_name); |
5917 | GCPRO1 (file); | |
5918 | if (!STRINGP (file)) | |
5919 | { | |
5920 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
5921 | UNGCPRO; | |
5922 | return 0; | |
5923 | } | |
5924 | ||
d5db4077 | 5925 | contents = slurp_file (SDATA (file), &size); |
5be6c3b0 GM |
5926 | if (contents == NULL) |
5927 | { | |
5928 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
5929 | UNGCPRO; | |
5930 | return 0; | |
5931 | } | |
5932 | ||
5933 | success_p = xbm_load_image (f, img, contents, contents + size); | |
5934 | UNGCPRO; | |
5935 | } | |
333b20bb GM |
5936 | else |
5937 | { | |
5938 | struct image_keyword fmt[XBM_LAST]; | |
5939 | Lisp_Object data; | |
5940 | int depth; | |
5941 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
5942 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
5943 | char *bits; | |
9b207e8e | 5944 | int parsed_p; |
5be6c3b0 GM |
5945 | int in_memory_file_p = 0; |
5946 | ||
5947 | /* See if data looks like an in-memory XBM file. */ | |
5948 | data = image_spec_value (img->spec, QCdata, NULL); | |
5949 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 5950 | |
5be6c3b0 | 5951 | /* Parse the image specification. */ |
333b20bb | 5952 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 5953 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
5954 | xassert (parsed_p); |
5955 | ||
5956 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
5957 | if (!in_memory_file_p) |
5958 | { | |
5959 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
5960 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
5961 | xassert (img->width > 0 && img->height > 0); | |
5962 | } | |
333b20bb | 5963 | |
333b20bb | 5964 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
5965 | if (fmt[XBM_FOREGROUND].count |
5966 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
333b20bb GM |
5967 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
5968 | foreground); | |
6f1be3b9 GM |
5969 | if (fmt[XBM_BACKGROUND].count |
5970 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
333b20bb GM |
5971 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
5972 | background); | |
5973 | ||
5be6c3b0 | 5974 | if (in_memory_file_p) |
d5db4077 KR |
5975 | success_p = xbm_load_image (f, img, SDATA (data), |
5976 | (SDATA (data) | |
5977 | + SBYTES (data))); | |
5be6c3b0 | 5978 | else |
333b20bb | 5979 | { |
5be6c3b0 GM |
5980 | if (VECTORP (data)) |
5981 | { | |
5982 | int i; | |
5983 | char *p; | |
5984 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
177c0ea7 | 5985 | |
5be6c3b0 GM |
5986 | p = bits = (char *) alloca (nbytes * img->height); |
5987 | for (i = 0; i < img->height; ++i, p += nbytes) | |
5988 | { | |
5989 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
5990 | if (STRINGP (line)) | |
d5db4077 | 5991 | bcopy (SDATA (line), p, nbytes); |
5be6c3b0 GM |
5992 | else |
5993 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
5994 | } | |
5995 | } | |
5996 | else if (STRINGP (data)) | |
d5db4077 | 5997 | bits = SDATA (data); |
5be6c3b0 GM |
5998 | else |
5999 | bits = XBOOL_VECTOR (data)->data; | |
6000 | ||
6001 | /* Create the pixmap. */ | |
6002 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6003 | img->pixmap | |
6004 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6005 | FRAME_X_WINDOW (f), | |
6006 | bits, | |
6007 | img->width, img->height, | |
6008 | foreground, background, | |
6009 | depth); | |
6010 | if (img->pixmap) | |
6011 | success_p = 1; | |
6012 | else | |
333b20bb | 6013 | { |
5be6c3b0 GM |
6014 | image_error ("Unable to create pixmap for XBM image `%s'", |
6015 | img->spec, Qnil); | |
6016 | x_clear_image (f, img); | |
333b20bb GM |
6017 | } |
6018 | } | |
333b20bb GM |
6019 | } |
6020 | ||
6021 | return success_p; | |
6022 | } | |
177c0ea7 | 6023 | |
333b20bb GM |
6024 | |
6025 | \f | |
6026 | /*********************************************************************** | |
6027 | XPM images | |
6028 | ***********************************************************************/ | |
6029 | ||
177c0ea7 | 6030 | #if HAVE_XPM |
333b20bb GM |
6031 | |
6032 | static int xpm_image_p P_ ((Lisp_Object object)); | |
6033 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
6034 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
6035 | ||
6036 | #include "X11/xpm.h" | |
6037 | ||
6038 | /* The symbol `xpm' identifying XPM-format images. */ | |
6039 | ||
6040 | Lisp_Object Qxpm; | |
6041 | ||
6042 | /* Indices of image specification fields in xpm_format, below. */ | |
6043 | ||
6044 | enum xpm_keyword_index | |
6045 | { | |
6046 | XPM_TYPE, | |
6047 | XPM_FILE, | |
6048 | XPM_DATA, | |
6049 | XPM_ASCENT, | |
6050 | XPM_MARGIN, | |
6051 | XPM_RELIEF, | |
6052 | XPM_ALGORITHM, | |
6053 | XPM_HEURISTIC_MASK, | |
4a8e312c | 6054 | XPM_MASK, |
333b20bb | 6055 | XPM_COLOR_SYMBOLS, |
f20a3b7a | 6056 | XPM_BACKGROUND, |
333b20bb GM |
6057 | XPM_LAST |
6058 | }; | |
6059 | ||
6060 | /* Vector of image_keyword structures describing the format | |
6061 | of valid XPM image specifications. */ | |
6062 | ||
6063 | static struct image_keyword xpm_format[XPM_LAST] = | |
6064 | { | |
6065 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6066 | {":file", IMAGE_STRING_VALUE, 0}, | |
6067 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 6068 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 6069 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 6070 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 6071 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 6072 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 6073 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
6074 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6075 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
6076 | }; |
6077 | ||
6078 | /* Structure describing the image type XBM. */ | |
6079 | ||
6080 | static struct image_type xpm_type = | |
6081 | { | |
6082 | &Qxpm, | |
6083 | xpm_image_p, | |
6084 | xpm_load, | |
6085 | x_clear_image, | |
6086 | NULL | |
6087 | }; | |
6088 | ||
6089 | ||
b243755a GM |
6090 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
6091 | functions for allocating image colors. Our own functions handle | |
6092 | color allocation failures more gracefully than the ones on the XPM | |
6093 | lib. */ | |
6094 | ||
6095 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
6096 | #define ALLOC_XPM_COLORS | |
6097 | #endif | |
6098 | ||
6099 | #ifdef ALLOC_XPM_COLORS | |
6100 | ||
f72c62ad | 6101 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
6102 | static void xpm_free_color_cache P_ ((void)); |
6103 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
6104 | static int xpm_color_bucket P_ ((char *)); |
6105 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
6106 | XColor *, int)); | |
b243755a GM |
6107 | |
6108 | /* An entry in a hash table used to cache color definitions of named | |
6109 | colors. This cache is necessary to speed up XPM image loading in | |
6110 | case we do color allocations ourselves. Without it, we would need | |
6111 | a call to XParseColor per pixel in the image. */ | |
6112 | ||
6113 | struct xpm_cached_color | |
6114 | { | |
6115 | /* Next in collision chain. */ | |
6116 | struct xpm_cached_color *next; | |
6117 | ||
6118 | /* Color definition (RGB and pixel color). */ | |
6119 | XColor color; | |
6120 | ||
6121 | /* Color name. */ | |
6122 | char name[1]; | |
6123 | }; | |
6124 | ||
6125 | /* The hash table used for the color cache, and its bucket vector | |
6126 | size. */ | |
6127 | ||
6128 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
6129 | struct xpm_cached_color **xpm_color_cache; | |
6130 | ||
b243755a GM |
6131 | /* Initialize the color cache. */ |
6132 | ||
6133 | static void | |
f72c62ad GM |
6134 | xpm_init_color_cache (f, attrs) |
6135 | struct frame *f; | |
6136 | XpmAttributes *attrs; | |
b243755a GM |
6137 | { |
6138 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
6139 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
6140 | memset (xpm_color_cache, 0, nbytes); | |
6141 | init_color_table (); | |
f72c62ad GM |
6142 | |
6143 | if (attrs->valuemask & XpmColorSymbols) | |
6144 | { | |
6145 | int i; | |
6146 | XColor color; | |
177c0ea7 | 6147 | |
f72c62ad GM |
6148 | for (i = 0; i < attrs->numsymbols; ++i) |
6149 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
6150 | attrs->colorsymbols[i].value, &color)) | |
6151 | { | |
6152 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
6153 | color.blue); | |
6154 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
6155 | } | |
6156 | } | |
b243755a GM |
6157 | } |
6158 | ||
6159 | ||
6160 | /* Free the color cache. */ | |
6161 | ||
6162 | static void | |
6163 | xpm_free_color_cache () | |
6164 | { | |
6165 | struct xpm_cached_color *p, *next; | |
6166 | int i; | |
6167 | ||
6168 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
6169 | for (p = xpm_color_cache[i]; p; p = next) | |
6170 | { | |
6171 | next = p->next; | |
6172 | xfree (p); | |
6173 | } | |
6174 | ||
6175 | xfree (xpm_color_cache); | |
6176 | xpm_color_cache = NULL; | |
6177 | free_color_table (); | |
6178 | } | |
6179 | ||
6180 | ||
f72c62ad GM |
6181 | /* Return the bucket index for color named COLOR_NAME in the color |
6182 | cache. */ | |
6183 | ||
6184 | static int | |
6185 | xpm_color_bucket (color_name) | |
6186 | char *color_name; | |
6187 | { | |
6188 | unsigned h = 0; | |
6189 | char *s; | |
177c0ea7 | 6190 | |
f72c62ad GM |
6191 | for (s = color_name; *s; ++s) |
6192 | h = (h << 2) ^ *s; | |
6193 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
6194 | } | |
6195 | ||
6196 | ||
6197 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
6198 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
6199 | entry added. */ | |
6200 | ||
6201 | static struct xpm_cached_color * | |
6202 | xpm_cache_color (f, color_name, color, bucket) | |
6203 | struct frame *f; | |
6204 | char *color_name; | |
6205 | XColor *color; | |
6206 | int bucket; | |
6207 | { | |
6208 | size_t nbytes; | |
6209 | struct xpm_cached_color *p; | |
177c0ea7 | 6210 | |
f72c62ad GM |
6211 | if (bucket < 0) |
6212 | bucket = xpm_color_bucket (color_name); | |
177c0ea7 | 6213 | |
f72c62ad GM |
6214 | nbytes = sizeof *p + strlen (color_name); |
6215 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
6216 | strcpy (p->name, color_name); | |
6217 | p->color = *color; | |
6218 | p->next = xpm_color_cache[bucket]; | |
6219 | xpm_color_cache[bucket] = p; | |
6220 | return p; | |
6221 | } | |
6222 | ||
6223 | ||
b243755a GM |
6224 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
6225 | return the cached definition in *COLOR. Otherwise, make a new | |
6226 | entry in the cache and allocate the color. Value is zero if color | |
6227 | allocation failed. */ | |
6228 | ||
6229 | static int | |
6230 | xpm_lookup_color (f, color_name, color) | |
6231 | struct frame *f; | |
6232 | char *color_name; | |
6233 | XColor *color; | |
6234 | { | |
b243755a | 6235 | struct xpm_cached_color *p; |
83676598 | 6236 | int h = xpm_color_bucket (color_name); |
b243755a GM |
6237 | |
6238 | for (p = xpm_color_cache[h]; p; p = p->next) | |
6239 | if (strcmp (p->name, color_name) == 0) | |
6240 | break; | |
6241 | ||
6242 | if (p != NULL) | |
6243 | *color = p->color; | |
6244 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
6245 | color_name, color)) | |
6246 | { | |
b243755a GM |
6247 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
6248 | color->blue); | |
f72c62ad | 6249 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 6250 | } |
9b8a0941 DL |
6251 | /* You get `opaque' at least from ImageMagick converting pbm to xpm |
6252 | with transparency, and it's useful. */ | |
6253 | else if (strcmp ("opaque", color_name) == 0) | |
6254 | { | |
6255 | bzero (color, sizeof (XColor)); /* Is this necessary/correct? */ | |
6256 | color->pixel = FRAME_FOREGROUND_PIXEL (f); | |
6257 | p = xpm_cache_color (f, color_name, color, h); | |
6258 | } | |
177c0ea7 | 6259 | |
b243755a GM |
6260 | return p != NULL; |
6261 | } | |
6262 | ||
6263 | ||
6264 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
6265 | CLOSURE is a pointer to the frame on which we allocate the | |
6266 | color. Return in *COLOR the allocated color. Value is non-zero | |
6267 | if successful. */ | |
6268 | ||
6269 | static int | |
6270 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
6271 | Display *dpy; | |
6272 | Colormap cmap; | |
6273 | char *color_name; | |
6274 | XColor *color; | |
6275 | void *closure; | |
6276 | { | |
6277 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
6278 | } | |
6279 | ||
6280 | ||
6281 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
6282 | is a pointer to the frame on which we allocate the color. Value is | |
6283 | non-zero if successful. */ | |
6284 | ||
6285 | static int | |
6286 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
6287 | Display *dpy; | |
6288 | Colormap cmap; | |
6289 | Pixel *pixels; | |
6290 | int npixels; | |
6291 | void *closure; | |
6292 | { | |
6293 | return 1; | |
6294 | } | |
6295 | ||
6296 | #endif /* ALLOC_XPM_COLORS */ | |
6297 | ||
6298 | ||
333b20bb GM |
6299 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
6300 | for XPM images. Such a list must consist of conses whose car and | |
6301 | cdr are strings. */ | |
6302 | ||
6303 | static int | |
6304 | xpm_valid_color_symbols_p (color_symbols) | |
6305 | Lisp_Object color_symbols; | |
6306 | { | |
6307 | while (CONSP (color_symbols)) | |
6308 | { | |
6309 | Lisp_Object sym = XCAR (color_symbols); | |
6310 | if (!CONSP (sym) | |
6311 | || !STRINGP (XCAR (sym)) | |
6312 | || !STRINGP (XCDR (sym))) | |
6313 | break; | |
6314 | color_symbols = XCDR (color_symbols); | |
6315 | } | |
6316 | ||
6317 | return NILP (color_symbols); | |
6318 | } | |
6319 | ||
6320 | ||
6321 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
6322 | ||
6323 | static int | |
6324 | xpm_image_p (object) | |
6325 | Lisp_Object object; | |
6326 | { | |
6327 | struct image_keyword fmt[XPM_LAST]; | |
6328 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 6329 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
6330 | /* Either `:file' or `:data' must be present. */ |
6331 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
6332 | /* Either no `:color-symbols' or it's a list of conses | |
6333 | whose car and cdr are strings. */ | |
6334 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 6335 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
6336 | } |
6337 | ||
6338 | ||
6339 | /* Load image IMG which will be displayed on frame F. Value is | |
6340 | non-zero if successful. */ | |
6341 | ||
6342 | static int | |
6343 | xpm_load (f, img) | |
6344 | struct frame *f; | |
6345 | struct image *img; | |
6346 | { | |
9b207e8e | 6347 | int rc; |
333b20bb GM |
6348 | XpmAttributes attrs; |
6349 | Lisp_Object specified_file, color_symbols; | |
6350 | ||
6351 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
6352 | close colors. Return colors allocated. */ | |
6353 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
6354 | attrs.visual = FRAME_X_VISUAL (f); |
6355 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 6356 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 6357 | attrs.valuemask |= XpmColormap; |
b243755a GM |
6358 | |
6359 | #ifdef ALLOC_XPM_COLORS | |
6360 | /* Allocate colors with our own functions which handle | |
6361 | failing color allocation more gracefully. */ | |
6362 | attrs.color_closure = f; | |
6363 | attrs.alloc_color = xpm_alloc_color; | |
6364 | attrs.free_colors = xpm_free_colors; | |
6365 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
6366 | #else /* not ALLOC_XPM_COLORS */ | |
6367 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 6368 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 6369 | #ifdef XpmAllocCloseColors |
333b20bb GM |
6370 | attrs.alloc_close_colors = 1; |
6371 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 6372 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
6373 | attrs.closeness = 600; |
6374 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
6375 | #endif /* not XpmAllocCloseColors */ |
6376 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
6377 | |
6378 | /* If image specification contains symbolic color definitions, add | |
6379 | these to `attrs'. */ | |
6380 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
6381 | if (CONSP (color_symbols)) | |
6382 | { | |
6383 | Lisp_Object tail; | |
6384 | XpmColorSymbol *xpm_syms; | |
6385 | int i, size; | |
177c0ea7 | 6386 | |
333b20bb GM |
6387 | attrs.valuemask |= XpmColorSymbols; |
6388 | ||
6389 | /* Count number of symbols. */ | |
6390 | attrs.numsymbols = 0; | |
6391 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
6392 | ++attrs.numsymbols; | |
6393 | ||
6394 | /* Allocate an XpmColorSymbol array. */ | |
6395 | size = attrs.numsymbols * sizeof *xpm_syms; | |
6396 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
6397 | bzero (xpm_syms, size); | |
6398 | attrs.colorsymbols = xpm_syms; | |
6399 | ||
6400 | /* Fill the color symbol array. */ | |
6401 | for (tail = color_symbols, i = 0; | |
6402 | CONSP (tail); | |
6403 | ++i, tail = XCDR (tail)) | |
6404 | { | |
6405 | Lisp_Object name = XCAR (XCAR (tail)); | |
6406 | Lisp_Object color = XCDR (XCAR (tail)); | |
d5db4077 KR |
6407 | xpm_syms[i].name = (char *) alloca (SCHARS (name) + 1); |
6408 | strcpy (xpm_syms[i].name, SDATA (name)); | |
6409 | xpm_syms[i].value = (char *) alloca (SCHARS (color) + 1); | |
6410 | strcpy (xpm_syms[i].value, SDATA (color)); | |
333b20bb GM |
6411 | } |
6412 | } | |
6413 | ||
6414 | /* Create a pixmap for the image, either from a file, or from a | |
6415 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 6416 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 6417 | xpm_init_color_cache (f, &attrs); |
b243755a | 6418 | #endif |
177c0ea7 | 6419 | |
333b20bb GM |
6420 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
6421 | if (STRINGP (specified_file)) | |
6422 | { | |
6423 | Lisp_Object file = x_find_image_file (specified_file); | |
6424 | if (!STRINGP (file)) | |
6425 | { | |
45158a91 | 6426 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
6427 | return 0; |
6428 | } | |
177c0ea7 | 6429 | |
333b20bb | 6430 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
d5db4077 | 6431 | SDATA (file), &img->pixmap, &img->mask, |
333b20bb GM |
6432 | &attrs); |
6433 | } | |
6434 | else | |
6435 | { | |
6436 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
6437 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
d5db4077 | 6438 | SDATA (buffer), |
333b20bb GM |
6439 | &img->pixmap, &img->mask, |
6440 | &attrs); | |
6441 | } | |
333b20bb GM |
6442 | |
6443 | if (rc == XpmSuccess) | |
6444 | { | |
b243755a GM |
6445 | #ifdef ALLOC_XPM_COLORS |
6446 | img->colors = colors_in_color_table (&img->ncolors); | |
6447 | #else /* not ALLOC_XPM_COLORS */ | |
f47a9ec4 KR |
6448 | int i; |
6449 | ||
333b20bb GM |
6450 | img->ncolors = attrs.nalloc_pixels; |
6451 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
6452 | * sizeof *img->colors); | |
6453 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
6454 | { |
6455 | img->colors[i] = attrs.alloc_pixels[i]; | |
6456 | #ifdef DEBUG_X_COLORS | |
6457 | register_color (img->colors[i]); | |
6458 | #endif | |
6459 | } | |
b243755a | 6460 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
6461 | |
6462 | img->width = attrs.width; | |
6463 | img->height = attrs.height; | |
6464 | xassert (img->width > 0 && img->height > 0); | |
6465 | ||
6466 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 6467 | XpmFreeAttributes (&attrs); |
333b20bb GM |
6468 | } |
6469 | else | |
6470 | { | |
6471 | switch (rc) | |
6472 | { | |
6473 | case XpmOpenFailed: | |
6474 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
6475 | break; | |
177c0ea7 | 6476 | |
333b20bb GM |
6477 | case XpmFileInvalid: |
6478 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
6479 | break; | |
177c0ea7 | 6480 | |
333b20bb GM |
6481 | case XpmNoMemory: |
6482 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
6483 | break; | |
177c0ea7 | 6484 | |
333b20bb GM |
6485 | case XpmColorFailed: |
6486 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
6487 | break; | |
177c0ea7 | 6488 | |
333b20bb GM |
6489 | default: |
6490 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
6491 | break; | |
6492 | } | |
6493 | } | |
6494 | ||
b243755a GM |
6495 | #ifdef ALLOC_XPM_COLORS |
6496 | xpm_free_color_cache (); | |
6497 | #endif | |
333b20bb GM |
6498 | return rc == XpmSuccess; |
6499 | } | |
6500 | ||
6501 | #endif /* HAVE_XPM != 0 */ | |
6502 | ||
6503 | \f | |
6504 | /*********************************************************************** | |
6505 | Color table | |
6506 | ***********************************************************************/ | |
6507 | ||
6508 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
6509 | ||
6510 | struct ct_color | |
6511 | { | |
6512 | int r, g, b; | |
6513 | unsigned long pixel; | |
6514 | ||
6515 | /* Next in color table collision list. */ | |
6516 | struct ct_color *next; | |
6517 | }; | |
6518 | ||
6519 | /* The bucket vector size to use. Must be prime. */ | |
6520 | ||
6521 | #define CT_SIZE 101 | |
6522 | ||
6523 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
6524 | ||
6525 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
6526 | ||
6527 | /* The color hash table. */ | |
6528 | ||
6529 | struct ct_color **ct_table; | |
6530 | ||
6531 | /* Number of entries in the color table. */ | |
6532 | ||
6533 | int ct_colors_allocated; | |
6534 | ||
333b20bb GM |
6535 | /* Initialize the color table. */ |
6536 | ||
6537 | static void | |
6538 | init_color_table () | |
6539 | { | |
6540 | int size = CT_SIZE * sizeof (*ct_table); | |
6541 | ct_table = (struct ct_color **) xmalloc (size); | |
6542 | bzero (ct_table, size); | |
6543 | ct_colors_allocated = 0; | |
6544 | } | |
6545 | ||
6546 | ||
6547 | /* Free memory associated with the color table. */ | |
6548 | ||
6549 | static void | |
6550 | free_color_table () | |
6551 | { | |
6552 | int i; | |
6553 | struct ct_color *p, *next; | |
6554 | ||
6555 | for (i = 0; i < CT_SIZE; ++i) | |
6556 | for (p = ct_table[i]; p; p = next) | |
6557 | { | |
6558 | next = p->next; | |
6559 | xfree (p); | |
6560 | } | |
6561 | ||
6562 | xfree (ct_table); | |
6563 | ct_table = NULL; | |
6564 | } | |
6565 | ||
6566 | ||
6567 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
6568 | entry for that color already is in the color table, return the | |
6569 | pixel color of that entry. Otherwise, allocate a new color for R, | |
6570 | G, B, and make an entry in the color table. */ | |
6571 | ||
6572 | static unsigned long | |
6573 | lookup_rgb_color (f, r, g, b) | |
6574 | struct frame *f; | |
6575 | int r, g, b; | |
6576 | { | |
6577 | unsigned hash = CT_HASH_RGB (r, g, b); | |
6578 | int i = hash % CT_SIZE; | |
6579 | struct ct_color *p; | |
6580 | ||
6581 | for (p = ct_table[i]; p; p = p->next) | |
6582 | if (p->r == r && p->g == g && p->b == b) | |
6583 | break; | |
6584 | ||
6585 | if (p == NULL) | |
6586 | { | |
6587 | XColor color; | |
6588 | Colormap cmap; | |
6589 | int rc; | |
6590 | ||
6591 | color.red = r; | |
6592 | color.green = g; | |
6593 | color.blue = b; | |
177c0ea7 | 6594 | |
9b2956e2 | 6595 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 6596 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
6597 | |
6598 | if (rc) | |
6599 | { | |
6600 | ++ct_colors_allocated; | |
177c0ea7 | 6601 | |
333b20bb GM |
6602 | p = (struct ct_color *) xmalloc (sizeof *p); |
6603 | p->r = r; | |
6604 | p->g = g; | |
6605 | p->b = b; | |
6606 | p->pixel = color.pixel; | |
6607 | p->next = ct_table[i]; | |
6608 | ct_table[i] = p; | |
6609 | } | |
6610 | else | |
6611 | return FRAME_FOREGROUND_PIXEL (f); | |
6612 | } | |
6613 | ||
6614 | return p->pixel; | |
6615 | } | |
6616 | ||
6617 | ||
6618 | /* Look up pixel color PIXEL which is used on frame F in the color | |
6619 | table. If not already present, allocate it. Value is PIXEL. */ | |
6620 | ||
6621 | static unsigned long | |
6622 | lookup_pixel_color (f, pixel) | |
6623 | struct frame *f; | |
6624 | unsigned long pixel; | |
6625 | { | |
6626 | int i = pixel % CT_SIZE; | |
6627 | struct ct_color *p; | |
6628 | ||
6629 | for (p = ct_table[i]; p; p = p->next) | |
6630 | if (p->pixel == pixel) | |
6631 | break; | |
6632 | ||
6633 | if (p == NULL) | |
6634 | { | |
6635 | XColor color; | |
6636 | Colormap cmap; | |
6637 | int rc; | |
6638 | ||
9b2956e2 | 6639 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 6640 | color.pixel = pixel; |
a31fedb7 | 6641 | x_query_color (f, &color); |
d62c8769 | 6642 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
6643 | |
6644 | if (rc) | |
6645 | { | |
6646 | ++ct_colors_allocated; | |
177c0ea7 | 6647 | |
333b20bb GM |
6648 | p = (struct ct_color *) xmalloc (sizeof *p); |
6649 | p->r = color.red; | |
6650 | p->g = color.green; | |
6651 | p->b = color.blue; | |
6652 | p->pixel = pixel; | |
6653 | p->next = ct_table[i]; | |
6654 | ct_table[i] = p; | |
6655 | } | |
6656 | else | |
6657 | return FRAME_FOREGROUND_PIXEL (f); | |
6658 | } | |
177c0ea7 | 6659 | |
333b20bb GM |
6660 | return p->pixel; |
6661 | } | |
6662 | ||
6663 | ||
6664 | /* Value is a vector of all pixel colors contained in the color table, | |
6665 | allocated via xmalloc. Set *N to the number of colors. */ | |
6666 | ||
6667 | static unsigned long * | |
6668 | colors_in_color_table (n) | |
6669 | int *n; | |
6670 | { | |
6671 | int i, j; | |
6672 | struct ct_color *p; | |
6673 | unsigned long *colors; | |
6674 | ||
6675 | if (ct_colors_allocated == 0) | |
6676 | { | |
6677 | *n = 0; | |
6678 | colors = NULL; | |
6679 | } | |
6680 | else | |
6681 | { | |
6682 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
6683 | * sizeof *colors); | |
6684 | *n = ct_colors_allocated; | |
177c0ea7 | 6685 | |
333b20bb GM |
6686 | for (i = j = 0; i < CT_SIZE; ++i) |
6687 | for (p = ct_table[i]; p; p = p->next) | |
6688 | colors[j++] = p->pixel; | |
6689 | } | |
6690 | ||
6691 | return colors; | |
6692 | } | |
6693 | ||
6694 | ||
6695 | \f | |
6696 | /*********************************************************************** | |
6697 | Algorithms | |
6698 | ***********************************************************************/ | |
6699 | ||
4a8e312c GM |
6700 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
6701 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
6702 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
6703 | ||
d2dc8167 | 6704 | /* Non-zero means draw a cross on images having `:conversion |
14819cb3 GM |
6705 | disabled'. */ |
6706 | ||
6707 | int cross_disabled_images; | |
6708 | ||
4a8e312c GM |
6709 | /* Edge detection matrices for different edge-detection |
6710 | strategies. */ | |
6711 | ||
6712 | static int emboss_matrix[9] = { | |
6713 | /* x - 1 x x + 1 */ | |
6714 | 2, -1, 0, /* y - 1 */ | |
6715 | -1, 0, 1, /* y */ | |
6716 | 0, 1, -2 /* y + 1 */ | |
6717 | }; | |
333b20bb | 6718 | |
4a8e312c GM |
6719 | static int laplace_matrix[9] = { |
6720 | /* x - 1 x x + 1 */ | |
6721 | 1, 0, 0, /* y - 1 */ | |
6722 | 0, 0, 0, /* y */ | |
6723 | 0, 0, -1 /* y + 1 */ | |
6724 | }; | |
333b20bb | 6725 | |
14819cb3 GM |
6726 | /* Value is the intensity of the color whose red/green/blue values |
6727 | are R, G, and B. */ | |
6728 | ||
6729 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
6730 | ||
333b20bb | 6731 | |
4a8e312c GM |
6732 | /* On frame F, return an array of XColor structures describing image |
6733 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
6734 | non-zero means also fill the red/green/blue members of the XColor | |
6735 | structures. Value is a pointer to the array of XColors structures, | |
6736 | allocated with xmalloc; it must be freed by the caller. */ | |
6737 | ||
6738 | static XColor * | |
6739 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 6740 | struct frame *f; |
4a8e312c GM |
6741 | struct image *img; |
6742 | int rgb_p; | |
333b20bb | 6743 | { |
4a8e312c GM |
6744 | int x, y; |
6745 | XColor *colors, *p; | |
6746 | XImage *ximg; | |
333b20bb | 6747 | |
4a8e312c GM |
6748 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
6749 | ||
6750 | /* Get the X image IMG->pixmap. */ | |
6751 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
6752 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 6753 | |
4a8e312c GM |
6754 | /* Fill the `pixel' members of the XColor array. I wished there |
6755 | were an easy and portable way to circumvent XGetPixel. */ | |
6756 | p = colors; | |
6757 | for (y = 0; y < img->height; ++y) | |
6758 | { | |
6759 | XColor *row = p; | |
177c0ea7 | 6760 | |
4a8e312c GM |
6761 | for (x = 0; x < img->width; ++x, ++p) |
6762 | p->pixel = XGetPixel (ximg, x, y); | |
6763 | ||
6764 | if (rgb_p) | |
a31fedb7 | 6765 | x_query_colors (f, row, img->width); |
4a8e312c GM |
6766 | } |
6767 | ||
6768 | XDestroyImage (ximg); | |
4a8e312c | 6769 | return colors; |
333b20bb GM |
6770 | } |
6771 | ||
6772 | ||
4a8e312c GM |
6773 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
6774 | RGB members are set. F is the frame on which this all happens. | |
6775 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
6776 | |
6777 | static void | |
4a8e312c | 6778 | x_from_xcolors (f, img, colors) |
333b20bb | 6779 | struct frame *f; |
4a8e312c GM |
6780 | struct image *img; |
6781 | XColor *colors; | |
333b20bb | 6782 | { |
4a8e312c GM |
6783 | int x, y; |
6784 | XImage *oimg; | |
6785 | Pixmap pixmap; | |
6786 | XColor *p; | |
177c0ea7 | 6787 | |
4a8e312c | 6788 | init_color_table (); |
177c0ea7 | 6789 | |
4a8e312c GM |
6790 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
6791 | &oimg, &pixmap); | |
6792 | p = colors; | |
6793 | for (y = 0; y < img->height; ++y) | |
6794 | for (x = 0; x < img->width; ++x, ++p) | |
6795 | { | |
6796 | unsigned long pixel; | |
6797 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
6798 | XPutPixel (oimg, x, y, pixel); | |
6799 | } | |
6800 | ||
6801 | xfree (colors); | |
dd00328a | 6802 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
6803 | |
6804 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
6805 | x_destroy_x_image (oimg); | |
6806 | img->pixmap = pixmap; | |
6807 | img->colors = colors_in_color_table (&img->ncolors); | |
6808 | free_color_table (); | |
333b20bb GM |
6809 | } |
6810 | ||
6811 | ||
4a8e312c GM |
6812 | /* On frame F, perform edge-detection on image IMG. |
6813 | ||
6814 | MATRIX is a nine-element array specifying the transformation | |
6815 | matrix. See emboss_matrix for an example. | |
177c0ea7 | 6816 | |
4a8e312c GM |
6817 | COLOR_ADJUST is a color adjustment added to each pixel of the |
6818 | outgoing image. */ | |
333b20bb GM |
6819 | |
6820 | static void | |
4a8e312c | 6821 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
6822 | struct frame *f; |
6823 | struct image *img; | |
4a8e312c | 6824 | int matrix[9], color_adjust; |
333b20bb | 6825 | { |
4a8e312c GM |
6826 | XColor *colors = x_to_xcolors (f, img, 1); |
6827 | XColor *new, *p; | |
6828 | int x, y, i, sum; | |
333b20bb | 6829 | |
4a8e312c GM |
6830 | for (i = sum = 0; i < 9; ++i) |
6831 | sum += abs (matrix[i]); | |
333b20bb | 6832 | |
4a8e312c | 6833 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 6834 | |
4a8e312c | 6835 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 6836 | |
4a8e312c GM |
6837 | for (y = 0; y < img->height; ++y) |
6838 | { | |
6839 | p = COLOR (new, 0, y); | |
6840 | p->red = p->green = p->blue = 0xffff/2; | |
6841 | p = COLOR (new, img->width - 1, y); | |
6842 | p->red = p->green = p->blue = 0xffff/2; | |
6843 | } | |
177c0ea7 | 6844 | |
4a8e312c GM |
6845 | for (x = 1; x < img->width - 1; ++x) |
6846 | { | |
6847 | p = COLOR (new, x, 0); | |
6848 | p->red = p->green = p->blue = 0xffff/2; | |
6849 | p = COLOR (new, x, img->height - 1); | |
6850 | p->red = p->green = p->blue = 0xffff/2; | |
6851 | } | |
333b20bb | 6852 | |
4a8e312c | 6853 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 6854 | { |
4a8e312c | 6855 | p = COLOR (new, 1, y); |
177c0ea7 | 6856 | |
4a8e312c GM |
6857 | for (x = 1; x < img->width - 1; ++x, ++p) |
6858 | { | |
14819cb3 | 6859 | int r, g, b, y1, x1; |
4a8e312c GM |
6860 | |
6861 | r = g = b = i = 0; | |
6862 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
6863 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
6864 | if (matrix[i]) | |
6865 | { | |
6866 | XColor *t = COLOR (colors, x1, y1); | |
6867 | r += matrix[i] * t->red; | |
6868 | g += matrix[i] * t->green; | |
6869 | b += matrix[i] * t->blue; | |
6870 | } | |
333b20bb | 6871 | |
4a8e312c GM |
6872 | r = (r / sum + color_adjust) & 0xffff; |
6873 | g = (g / sum + color_adjust) & 0xffff; | |
6874 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 6875 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 6876 | } |
333b20bb GM |
6877 | } |
6878 | ||
4a8e312c GM |
6879 | xfree (colors); |
6880 | x_from_xcolors (f, img, new); | |
333b20bb | 6881 | |
4a8e312c GM |
6882 | #undef COLOR |
6883 | } | |
6884 | ||
6885 | ||
6886 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
6887 | on frame F. */ | |
6888 | ||
6889 | static void | |
6890 | x_emboss (f, img) | |
6891 | struct frame *f; | |
6892 | struct image *img; | |
6893 | { | |
6894 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
6895 | } | |
6896 | ||
6897 | ||
6898 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
6899 | on frame F. */ | |
6900 | ||
6901 | static void | |
6902 | x_laplace (f, img) | |
6903 | struct frame *f; | |
6904 | struct image *img; | |
6905 | { | |
6906 | x_detect_edges (f, img, laplace_matrix, 45000); | |
6907 | } | |
6908 | ||
6909 | ||
6910 | /* Perform edge-detection on image IMG on frame F, with specified | |
6911 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
6912 | ||
6913 | MATRIX must be either | |
6914 | ||
6915 | - a list of at least 9 numbers in row-major form | |
6916 | - a vector of at least 9 numbers | |
6917 | ||
6918 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
6919 | number. */ | |
6920 | ||
6921 | static void | |
6922 | x_edge_detection (f, img, matrix, color_adjust) | |
6923 | struct frame *f; | |
6924 | struct image *img; | |
6925 | Lisp_Object matrix, color_adjust; | |
6926 | { | |
6927 | int i = 0; | |
6928 | int trans[9]; | |
177c0ea7 | 6929 | |
4a8e312c GM |
6930 | if (CONSP (matrix)) |
6931 | { | |
6932 | for (i = 0; | |
6933 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
6934 | ++i, matrix = XCDR (matrix)) | |
6935 | trans[i] = XFLOATINT (XCAR (matrix)); | |
6936 | } | |
6937 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
6938 | { | |
6939 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
6940 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
6941 | } | |
333b20bb | 6942 | |
4a8e312c GM |
6943 | if (NILP (color_adjust)) |
6944 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 6945 | |
4a8e312c GM |
6946 | if (i == 9 && NUMBERP (color_adjust)) |
6947 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
6948 | } |
6949 | ||
6950 | ||
14819cb3 GM |
6951 | /* Transform image IMG on frame F so that it looks disabled. */ |
6952 | ||
6953 | static void | |
6954 | x_disable_image (f, img) | |
6955 | struct frame *f; | |
6956 | struct image *img; | |
6957 | { | |
6958 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 6959 | |
14819cb3 GM |
6960 | if (dpyinfo->n_planes >= 2) |
6961 | { | |
6962 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
6963 | drawing such images with a stipple can look very odd, so | |
6964 | we're using this method instead. */ | |
6965 | XColor *colors = x_to_xcolors (f, img, 1); | |
6966 | XColor *p, *end; | |
6967 | const int h = 15000; | |
6968 | const int l = 30000; | |
6969 | ||
6970 | for (p = colors, end = colors + img->width * img->height; | |
6971 | p < end; | |
6972 | ++p) | |
6973 | { | |
6974 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
6975 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
6976 | p->red = p->green = p->blue = i2; | |
6977 | } | |
6978 | ||
6979 | x_from_xcolors (f, img, colors); | |
6980 | } | |
6981 | ||
6982 | /* Draw a cross over the disabled image, if we must or if we | |
6983 | should. */ | |
6984 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
6985 | { | |
6986 | Display *dpy = FRAME_X_DISPLAY (f); | |
6987 | GC gc; | |
6988 | ||
14819cb3 GM |
6989 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
6990 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
6991 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
6992 | img->width - 1, img->height - 1); | |
6993 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
6994 | img->width - 1, 0); | |
6995 | XFreeGC (dpy, gc); | |
6996 | ||
6997 | if (img->mask) | |
6998 | { | |
6999 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
7000 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
7001 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
7002 | img->width - 1, img->height - 1); | |
7003 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
7004 | img->width - 1, 0); | |
7005 | XFreeGC (dpy, gc); | |
7006 | } | |
14819cb3 GM |
7007 | } |
7008 | } | |
7009 | ||
7010 | ||
333b20bb GM |
7011 | /* Build a mask for image IMG which is used on frame F. FILE is the |
7012 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
7013 | determine the background color of IMG. If it is a list '(R G B)', |
7014 | with R, G, and B being integers >= 0, take that as the color of the | |
7015 | background. Otherwise, determine the background color of IMG | |
7016 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
7017 | |
7018 | static int | |
45158a91 | 7019 | x_build_heuristic_mask (f, img, how) |
333b20bb | 7020 | struct frame *f; |
333b20bb GM |
7021 | struct image *img; |
7022 | Lisp_Object how; | |
7023 | { | |
7024 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 7025 | XImage *ximg, *mask_img; |
f20a3b7a | 7026 | int x, y, rc, use_img_background; |
8ec8a5ec | 7027 | unsigned long bg = 0; |
333b20bb | 7028 | |
4a8e312c GM |
7029 | if (img->mask) |
7030 | { | |
7031 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 7032 | img->mask = None; |
f20a3b7a | 7033 | img->background_transparent_valid = 0; |
4a8e312c | 7034 | } |
dd00328a | 7035 | |
333b20bb | 7036 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 7037 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
7038 | &mask_img, &img->mask); |
7039 | if (!rc) | |
28c7826c | 7040 | return 0; |
333b20bb GM |
7041 | |
7042 | /* Get the X image of IMG->pixmap. */ | |
7043 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
7044 | ~0, ZPixmap); | |
7045 | ||
fcf431dc | 7046 | /* Determine the background color of ximg. If HOW is `(R G B)' |
f20a3b7a MB |
7047 | take that as color. Otherwise, use the image's background color. */ |
7048 | use_img_background = 1; | |
177c0ea7 | 7049 | |
fcf431dc GM |
7050 | if (CONSP (how)) |
7051 | { | |
cac1daf0 | 7052 | int rgb[3], i; |
fcf431dc | 7053 | |
cac1daf0 | 7054 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
fcf431dc GM |
7055 | { |
7056 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
7057 | how = XCDR (how); | |
7058 | } | |
7059 | ||
7060 | if (i == 3 && NILP (how)) | |
7061 | { | |
7062 | char color_name[30]; | |
fcf431dc | 7063 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
053b3256 GM |
7064 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
7065 | use_img_background = 0; | |
fcf431dc GM |
7066 | } |
7067 | } | |
177c0ea7 | 7068 | |
f20a3b7a | 7069 | if (use_img_background) |
43f7c3ea | 7070 | bg = four_corners_best (ximg, img->width, img->height); |
333b20bb GM |
7071 | |
7072 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
7073 | from the background color bg. */ | |
7074 | for (y = 0; y < img->height; ++y) | |
7075 | for (x = 0; x < img->width; ++x) | |
7076 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
7077 | ||
f20a3b7a MB |
7078 | /* Fill in the background_transparent field while we have the mask handy. */ |
7079 | image_background_transparent (img, f, mask_img); | |
7080 | ||
333b20bb GM |
7081 | /* Put mask_img into img->mask. */ |
7082 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
7083 | x_destroy_x_image (mask_img); | |
7084 | XDestroyImage (ximg); | |
177c0ea7 | 7085 | |
333b20bb GM |
7086 | return 1; |
7087 | } | |
7088 | ||
7089 | ||
7090 | \f | |
7091 | /*********************************************************************** | |
7092 | PBM (mono, gray, color) | |
7093 | ***********************************************************************/ | |
7094 | ||
7095 | static int pbm_image_p P_ ((Lisp_Object object)); | |
7096 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 7097 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
7098 | |
7099 | /* The symbol `pbm' identifying images of this type. */ | |
7100 | ||
7101 | Lisp_Object Qpbm; | |
7102 | ||
7103 | /* Indices of image specification fields in gs_format, below. */ | |
7104 | ||
7105 | enum pbm_keyword_index | |
7106 | { | |
7107 | PBM_TYPE, | |
7108 | PBM_FILE, | |
63cec32f | 7109 | PBM_DATA, |
333b20bb GM |
7110 | PBM_ASCENT, |
7111 | PBM_MARGIN, | |
7112 | PBM_RELIEF, | |
7113 | PBM_ALGORITHM, | |
7114 | PBM_HEURISTIC_MASK, | |
4a8e312c | 7115 | PBM_MASK, |
be0b1fac GM |
7116 | PBM_FOREGROUND, |
7117 | PBM_BACKGROUND, | |
333b20bb GM |
7118 | PBM_LAST |
7119 | }; | |
7120 | ||
7121 | /* Vector of image_keyword structures describing the format | |
7122 | of valid user-defined image specifications. */ | |
7123 | ||
7124 | static struct image_keyword pbm_format[PBM_LAST] = | |
7125 | { | |
7126 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
7127 | {":file", IMAGE_STRING_VALUE, 0}, |
7128 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7129 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7130 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7131 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7132 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7133 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
be0b1fac | 7134 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6f1be3b9 GM |
7135 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
7136 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
7137 | }; |
7138 | ||
7139 | /* Structure describing the image type `pbm'. */ | |
7140 | ||
7141 | static struct image_type pbm_type = | |
7142 | { | |
7143 | &Qpbm, | |
7144 | pbm_image_p, | |
7145 | pbm_load, | |
7146 | x_clear_image, | |
7147 | NULL | |
7148 | }; | |
7149 | ||
7150 | ||
7151 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
7152 | ||
7153 | static int | |
7154 | pbm_image_p (object) | |
7155 | Lisp_Object object; | |
7156 | { | |
7157 | struct image_keyword fmt[PBM_LAST]; | |
177c0ea7 | 7158 | |
333b20bb | 7159 | bcopy (pbm_format, fmt, sizeof fmt); |
177c0ea7 | 7160 | |
7c7ff7f5 | 7161 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 7162 | return 0; |
63cec32f GM |
7163 | |
7164 | /* Must specify either :data or :file. */ | |
7165 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
7166 | } |
7167 | ||
7168 | ||
63cec32f GM |
7169 | /* Scan a decimal number from *S and return it. Advance *S while |
7170 | reading the number. END is the end of the string. Value is -1 at | |
7171 | end of input. */ | |
333b20bb GM |
7172 | |
7173 | static int | |
63cec32f GM |
7174 | pbm_scan_number (s, end) |
7175 | unsigned char **s, *end; | |
333b20bb | 7176 | { |
8ec8a5ec | 7177 | int c = 0, val = -1; |
333b20bb | 7178 | |
63cec32f | 7179 | while (*s < end) |
333b20bb GM |
7180 | { |
7181 | /* Skip white-space. */ | |
63cec32f | 7182 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
7183 | ; |
7184 | ||
7185 | if (c == '#') | |
7186 | { | |
7187 | /* Skip comment to end of line. */ | |
63cec32f | 7188 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
7189 | ; |
7190 | } | |
7191 | else if (isdigit (c)) | |
7192 | { | |
7193 | /* Read decimal number. */ | |
7194 | val = c - '0'; | |
63cec32f | 7195 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
7196 | val = 10 * val + c - '0'; |
7197 | break; | |
7198 | } | |
7199 | else | |
7200 | break; | |
7201 | } | |
7202 | ||
7203 | return val; | |
7204 | } | |
7205 | ||
7206 | ||
7207 | /* Load PBM image IMG for use on frame F. */ | |
7208 | ||
177c0ea7 | 7209 | static int |
333b20bb GM |
7210 | pbm_load (f, img) |
7211 | struct frame *f; | |
7212 | struct image *img; | |
7213 | { | |
333b20bb | 7214 | int raw_p, x, y; |
b6d7acec | 7215 | int width, height, max_color_idx = 0; |
333b20bb GM |
7216 | XImage *ximg; |
7217 | Lisp_Object file, specified_file; | |
7218 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
7219 | struct gcpro gcpro1; | |
63cec32f GM |
7220 | unsigned char *contents = NULL; |
7221 | unsigned char *end, *p; | |
7222 | int size; | |
333b20bb GM |
7223 | |
7224 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 7225 | file = Qnil; |
333b20bb | 7226 | GCPRO1 (file); |
333b20bb | 7227 | |
63cec32f | 7228 | if (STRINGP (specified_file)) |
333b20bb | 7229 | { |
63cec32f GM |
7230 | file = x_find_image_file (specified_file); |
7231 | if (!STRINGP (file)) | |
7232 | { | |
7233 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
7234 | UNGCPRO; | |
7235 | return 0; | |
7236 | } | |
333b20bb | 7237 | |
d5db4077 | 7238 | contents = slurp_file (SDATA (file), &size); |
63cec32f GM |
7239 | if (contents == NULL) |
7240 | { | |
7241 | image_error ("Error reading `%s'", file, Qnil); | |
7242 | UNGCPRO; | |
7243 | return 0; | |
7244 | } | |
7245 | ||
7246 | p = contents; | |
7247 | end = contents + size; | |
7248 | } | |
7249 | else | |
333b20bb | 7250 | { |
63cec32f GM |
7251 | Lisp_Object data; |
7252 | data = image_spec_value (img->spec, QCdata, NULL); | |
d5db4077 KR |
7253 | p = SDATA (data); |
7254 | end = p + SBYTES (data); | |
333b20bb GM |
7255 | } |
7256 | ||
63cec32f GM |
7257 | /* Check magic number. */ |
7258 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 7259 | { |
45158a91 | 7260 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
7261 | error: |
7262 | xfree (contents); | |
333b20bb GM |
7263 | UNGCPRO; |
7264 | return 0; | |
7265 | } | |
7266 | ||
63cec32f | 7267 | switch (*p++) |
333b20bb GM |
7268 | { |
7269 | case '1': | |
7270 | raw_p = 0, type = PBM_MONO; | |
7271 | break; | |
177c0ea7 | 7272 | |
333b20bb GM |
7273 | case '2': |
7274 | raw_p = 0, type = PBM_GRAY; | |
7275 | break; | |
7276 | ||
7277 | case '3': | |
7278 | raw_p = 0, type = PBM_COLOR; | |
7279 | break; | |
7280 | ||
7281 | case '4': | |
7282 | raw_p = 1, type = PBM_MONO; | |
7283 | break; | |
177c0ea7 | 7284 | |
333b20bb GM |
7285 | case '5': |
7286 | raw_p = 1, type = PBM_GRAY; | |
7287 | break; | |
177c0ea7 | 7288 | |
333b20bb GM |
7289 | case '6': |
7290 | raw_p = 1, type = PBM_COLOR; | |
7291 | break; | |
7292 | ||
7293 | default: | |
45158a91 | 7294 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 7295 | goto error; |
333b20bb GM |
7296 | } |
7297 | ||
7298 | /* Read width, height, maximum color-component. Characters | |
7299 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
7300 | width = pbm_scan_number (&p, end); |
7301 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
7302 | |
7303 | if (type != PBM_MONO) | |
7304 | { | |
63cec32f | 7305 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
7306 | if (raw_p && max_color_idx > 255) |
7307 | max_color_idx = 255; | |
7308 | } | |
177c0ea7 | 7309 | |
63cec32f GM |
7310 | if (width < 0 |
7311 | || height < 0 | |
333b20bb | 7312 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 7313 | goto error; |
333b20bb | 7314 | |
45158a91 | 7315 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 7316 | &ximg, &img->pixmap)) |
28c7826c | 7317 | goto error; |
177c0ea7 | 7318 | |
333b20bb GM |
7319 | /* Initialize the color hash table. */ |
7320 | init_color_table (); | |
7321 | ||
7322 | if (type == PBM_MONO) | |
7323 | { | |
7324 | int c = 0, g; | |
be0b1fac GM |
7325 | struct image_keyword fmt[PBM_LAST]; |
7326 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
7327 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
7328 | ||
7329 | /* Parse the image specification. */ | |
7330 | bcopy (pbm_format, fmt, sizeof fmt); | |
7331 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
177c0ea7 | 7332 | |
be0b1fac | 7333 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
7334 | if (fmt[PBM_FOREGROUND].count |
7335 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
be0b1fac | 7336 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); |
6f1be3b9 GM |
7337 | if (fmt[PBM_BACKGROUND].count |
7338 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
f20a3b7a MB |
7339 | { |
7340 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
7341 | img->background = bg; | |
7342 | img->background_valid = 1; | |
7343 | } | |
177c0ea7 | 7344 | |
333b20bb GM |
7345 | for (y = 0; y < height; ++y) |
7346 | for (x = 0; x < width; ++x) | |
7347 | { | |
7348 | if (raw_p) | |
7349 | { | |
7350 | if ((x & 7) == 0) | |
63cec32f | 7351 | c = *p++; |
333b20bb GM |
7352 | g = c & 0x80; |
7353 | c <<= 1; | |
7354 | } | |
7355 | else | |
63cec32f | 7356 | g = pbm_scan_number (&p, end); |
333b20bb | 7357 | |
be0b1fac | 7358 | XPutPixel (ximg, x, y, g ? fg : bg); |
333b20bb GM |
7359 | } |
7360 | } | |
7361 | else | |
7362 | { | |
7363 | for (y = 0; y < height; ++y) | |
7364 | for (x = 0; x < width; ++x) | |
7365 | { | |
7366 | int r, g, b; | |
177c0ea7 | 7367 | |
333b20bb | 7368 | if (type == PBM_GRAY) |
63cec32f | 7369 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
7370 | else if (raw_p) |
7371 | { | |
63cec32f GM |
7372 | r = *p++; |
7373 | g = *p++; | |
7374 | b = *p++; | |
333b20bb GM |
7375 | } |
7376 | else | |
7377 | { | |
63cec32f GM |
7378 | r = pbm_scan_number (&p, end); |
7379 | g = pbm_scan_number (&p, end); | |
7380 | b = pbm_scan_number (&p, end); | |
333b20bb | 7381 | } |
177c0ea7 | 7382 | |
333b20bb GM |
7383 | if (r < 0 || g < 0 || b < 0) |
7384 | { | |
333b20bb GM |
7385 | xfree (ximg->data); |
7386 | ximg->data = NULL; | |
7387 | XDestroyImage (ximg); | |
45158a91 GM |
7388 | image_error ("Invalid pixel value in image `%s'", |
7389 | img->spec, Qnil); | |
63cec32f | 7390 | goto error; |
333b20bb | 7391 | } |
177c0ea7 | 7392 | |
333b20bb GM |
7393 | /* RGB values are now in the range 0..max_color_idx. |
7394 | Scale this to the range 0..0xffff supported by X. */ | |
7395 | r = (double) r * 65535 / max_color_idx; | |
7396 | g = (double) g * 65535 / max_color_idx; | |
7397 | b = (double) b * 65535 / max_color_idx; | |
7398 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
7399 | } | |
7400 | } | |
177c0ea7 | 7401 | |
333b20bb GM |
7402 | /* Store in IMG->colors the colors allocated for the image, and |
7403 | free the color table. */ | |
7404 | img->colors = colors_in_color_table (&img->ncolors); | |
7405 | free_color_table (); | |
f20a3b7a MB |
7406 | |
7407 | /* Maybe fill in the background field while we have ximg handy. */ | |
7408 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
7409 | IMAGE_BACKGROUND (img, f, ximg); | |
177c0ea7 | 7410 | |
333b20bb GM |
7411 | /* Put the image into a pixmap. */ |
7412 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
7413 | x_destroy_x_image (ximg); | |
177c0ea7 | 7414 | |
333b20bb GM |
7415 | img->width = width; |
7416 | img->height = height; | |
7417 | ||
7418 | UNGCPRO; | |
63cec32f | 7419 | xfree (contents); |
333b20bb GM |
7420 | return 1; |
7421 | } | |
7422 | ||
7423 | ||
7424 | \f | |
7425 | /*********************************************************************** | |
7426 | PNG | |
7427 | ***********************************************************************/ | |
7428 | ||
7429 | #if HAVE_PNG | |
7430 | ||
7431 | #include <png.h> | |
7432 | ||
7433 | /* Function prototypes. */ | |
7434 | ||
7435 | static int png_image_p P_ ((Lisp_Object object)); | |
7436 | static int png_load P_ ((struct frame *f, struct image *img)); | |
7437 | ||
7438 | /* The symbol `png' identifying images of this type. */ | |
7439 | ||
7440 | Lisp_Object Qpng; | |
7441 | ||
7442 | /* Indices of image specification fields in png_format, below. */ | |
7443 | ||
7444 | enum png_keyword_index | |
7445 | { | |
7446 | PNG_TYPE, | |
63448a4d | 7447 | PNG_DATA, |
333b20bb GM |
7448 | PNG_FILE, |
7449 | PNG_ASCENT, | |
7450 | PNG_MARGIN, | |
7451 | PNG_RELIEF, | |
7452 | PNG_ALGORITHM, | |
7453 | PNG_HEURISTIC_MASK, | |
4a8e312c | 7454 | PNG_MASK, |
f20a3b7a | 7455 | PNG_BACKGROUND, |
333b20bb GM |
7456 | PNG_LAST |
7457 | }; | |
7458 | ||
7459 | /* Vector of image_keyword structures describing the format | |
7460 | of valid user-defined image specifications. */ | |
7461 | ||
7462 | static struct image_keyword png_format[PNG_LAST] = | |
7463 | { | |
7464 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 7465 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 7466 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 7467 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7468 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7469 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7470 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7471 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 7472 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a | 7473 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
7474 | }; |
7475 | ||
06482119 | 7476 | /* Structure describing the image type `png'. */ |
333b20bb GM |
7477 | |
7478 | static struct image_type png_type = | |
7479 | { | |
7480 | &Qpng, | |
7481 | png_image_p, | |
7482 | png_load, | |
7483 | x_clear_image, | |
7484 | NULL | |
7485 | }; | |
7486 | ||
7487 | ||
7488 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
7489 | ||
7490 | static int | |
7491 | png_image_p (object) | |
7492 | Lisp_Object object; | |
7493 | { | |
7494 | struct image_keyword fmt[PNG_LAST]; | |
7495 | bcopy (png_format, fmt, sizeof fmt); | |
177c0ea7 | 7496 | |
7c7ff7f5 | 7497 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 7498 | return 0; |
63448a4d | 7499 | |
63cec32f GM |
7500 | /* Must specify either the :data or :file keyword. */ |
7501 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
7502 | } |
7503 | ||
7504 | ||
7505 | /* Error and warning handlers installed when the PNG library | |
7506 | is initialized. */ | |
7507 | ||
7508 | static void | |
7509 | my_png_error (png_ptr, msg) | |
7510 | png_struct *png_ptr; | |
7511 | char *msg; | |
7512 | { | |
7513 | xassert (png_ptr != NULL); | |
7514 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
7515 | longjmp (png_ptr->jmpbuf, 1); | |
7516 | } | |
7517 | ||
7518 | ||
7519 | static void | |
7520 | my_png_warning (png_ptr, msg) | |
7521 | png_struct *png_ptr; | |
7522 | char *msg; | |
7523 | { | |
7524 | xassert (png_ptr != NULL); | |
7525 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
7526 | } | |
7527 | ||
5ad6a5fb GM |
7528 | /* Memory source for PNG decoding. */ |
7529 | ||
63448a4d WP |
7530 | struct png_memory_storage |
7531 | { | |
5ad6a5fb GM |
7532 | unsigned char *bytes; /* The data */ |
7533 | size_t len; /* How big is it? */ | |
7534 | int index; /* Where are we? */ | |
63448a4d WP |
7535 | }; |
7536 | ||
5ad6a5fb GM |
7537 | |
7538 | /* Function set as reader function when reading PNG image from memory. | |
7539 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
7540 | bytes from the input to DATA. */ | |
7541 | ||
63448a4d | 7542 | static void |
5ad6a5fb GM |
7543 | png_read_from_memory (png_ptr, data, length) |
7544 | png_structp png_ptr; | |
7545 | png_bytep data; | |
7546 | png_size_t length; | |
63448a4d | 7547 | { |
5ad6a5fb GM |
7548 | struct png_memory_storage *tbr |
7549 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 7550 | |
5ad6a5fb GM |
7551 | if (length > tbr->len - tbr->index) |
7552 | png_error (png_ptr, "Read error"); | |
177c0ea7 | 7553 | |
5ad6a5fb GM |
7554 | bcopy (tbr->bytes + tbr->index, data, length); |
7555 | tbr->index = tbr->index + length; | |
63448a4d | 7556 | } |
333b20bb GM |
7557 | |
7558 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
7559 | successful. */ | |
7560 | ||
7561 | static int | |
7562 | png_load (f, img) | |
7563 | struct frame *f; | |
7564 | struct image *img; | |
7565 | { | |
7566 | Lisp_Object file, specified_file; | |
63448a4d | 7567 | Lisp_Object specified_data; |
b6d7acec | 7568 | int x, y, i; |
333b20bb GM |
7569 | XImage *ximg, *mask_img = NULL; |
7570 | struct gcpro gcpro1; | |
7571 | png_struct *png_ptr = NULL; | |
7572 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 7573 | FILE *volatile fp = NULL; |
333b20bb | 7574 | png_byte sig[8]; |
8ec8a5ec GM |
7575 | png_byte * volatile pixels = NULL; |
7576 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
7577 | png_uint_32 width, height; |
7578 | int bit_depth, color_type, interlace_type; | |
7579 | png_byte channels; | |
7580 | png_uint_32 row_bytes; | |
7581 | int transparent_p; | |
333b20bb GM |
7582 | double screen_gamma, image_gamma; |
7583 | int intent; | |
63448a4d | 7584 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
7585 | |
7586 | /* Find out what file to load. */ | |
7587 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 7588 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
7589 | file = Qnil; |
7590 | GCPRO1 (file); | |
333b20bb | 7591 | |
63448a4d | 7592 | if (NILP (specified_data)) |
5ad6a5fb GM |
7593 | { |
7594 | file = x_find_image_file (specified_file); | |
7595 | if (!STRINGP (file)) | |
63448a4d | 7596 | { |
45158a91 | 7597 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
7598 | UNGCPRO; |
7599 | return 0; | |
7600 | } | |
333b20bb | 7601 | |
5ad6a5fb | 7602 | /* Open the image file. */ |
d5db4077 | 7603 | fp = fopen (SDATA (file), "rb"); |
5ad6a5fb GM |
7604 | if (!fp) |
7605 | { | |
45158a91 | 7606 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
7607 | UNGCPRO; |
7608 | fclose (fp); | |
7609 | return 0; | |
7610 | } | |
63448a4d | 7611 | |
5ad6a5fb GM |
7612 | /* Check PNG signature. */ |
7613 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
7614 | || !png_check_sig (sig, sizeof sig)) | |
7615 | { | |
45158a91 | 7616 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
7617 | UNGCPRO; |
7618 | fclose (fp); | |
7619 | return 0; | |
63448a4d | 7620 | } |
5ad6a5fb | 7621 | } |
63448a4d | 7622 | else |
5ad6a5fb GM |
7623 | { |
7624 | /* Read from memory. */ | |
d5db4077 KR |
7625 | tbr.bytes = SDATA (specified_data); |
7626 | tbr.len = SBYTES (specified_data); | |
5ad6a5fb | 7627 | tbr.index = 0; |
63448a4d | 7628 | |
5ad6a5fb GM |
7629 | /* Check PNG signature. */ |
7630 | if (tbr.len < sizeof sig | |
7631 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
7632 | { | |
45158a91 | 7633 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
7634 | UNGCPRO; |
7635 | return 0; | |
63448a4d | 7636 | } |
333b20bb | 7637 | |
5ad6a5fb GM |
7638 | /* Need to skip past the signature. */ |
7639 | tbr.bytes += sizeof (sig); | |
7640 | } | |
7641 | ||
333b20bb GM |
7642 | /* Initialize read and info structs for PNG lib. */ |
7643 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
7644 | my_png_error, my_png_warning); | |
7645 | if (!png_ptr) | |
7646 | { | |
63448a4d | 7647 | if (fp) fclose (fp); |
333b20bb GM |
7648 | UNGCPRO; |
7649 | return 0; | |
7650 | } | |
7651 | ||
7652 | info_ptr = png_create_info_struct (png_ptr); | |
7653 | if (!info_ptr) | |
7654 | { | |
7655 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 7656 | if (fp) fclose (fp); |
333b20bb GM |
7657 | UNGCPRO; |
7658 | return 0; | |
7659 | } | |
7660 | ||
7661 | end_info = png_create_info_struct (png_ptr); | |
7662 | if (!end_info) | |
7663 | { | |
7664 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 7665 | if (fp) fclose (fp); |
333b20bb GM |
7666 | UNGCPRO; |
7667 | return 0; | |
7668 | } | |
7669 | ||
7670 | /* Set error jump-back. We come back here when the PNG library | |
7671 | detects an error. */ | |
7672 | if (setjmp (png_ptr->jmpbuf)) | |
7673 | { | |
7674 | error: | |
7675 | if (png_ptr) | |
7676 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
7677 | xfree (pixels); | |
7678 | xfree (rows); | |
63448a4d | 7679 | if (fp) fclose (fp); |
333b20bb GM |
7680 | UNGCPRO; |
7681 | return 0; | |
7682 | } | |
7683 | ||
7684 | /* Read image info. */ | |
63448a4d | 7685 | if (!NILP (specified_data)) |
5ad6a5fb | 7686 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 7687 | else |
5ad6a5fb | 7688 | png_init_io (png_ptr, fp); |
63448a4d | 7689 | |
333b20bb GM |
7690 | png_set_sig_bytes (png_ptr, sizeof sig); |
7691 | png_read_info (png_ptr, info_ptr); | |
7692 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
7693 | &interlace_type, NULL, NULL); | |
7694 | ||
177c0ea7 | 7695 | /* If image contains simply transparency data, we prefer to |
333b20bb GM |
7696 | construct a clipping mask. */ |
7697 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
7698 | transparent_p = 1; | |
7699 | else | |
7700 | transparent_p = 0; | |
7701 | ||
177c0ea7 | 7702 | /* This function is easier to write if we only have to handle |
333b20bb GM |
7703 | one data format: RGB or RGBA with 8 bits per channel. Let's |
7704 | transform other formats into that format. */ | |
7705 | ||
7706 | /* Strip more than 8 bits per channel. */ | |
7707 | if (bit_depth == 16) | |
7708 | png_set_strip_16 (png_ptr); | |
7709 | ||
7710 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
7711 | if available. */ | |
7712 | png_set_expand (png_ptr); | |
7713 | ||
7714 | /* Convert grayscale images to RGB. */ | |
177c0ea7 | 7715 | if (color_type == PNG_COLOR_TYPE_GRAY |
333b20bb GM |
7716 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) |
7717 | png_set_gray_to_rgb (png_ptr); | |
7718 | ||
d4405ed7 | 7719 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
333b20bb | 7720 | |
bfa261c0 | 7721 | #if 0 /* Avoid double gamma correction for PNG images. */ |
333b20bb | 7722 | /* Tell the PNG lib to handle gamma correction for us. */ |
6c1aa34d | 7723 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb | 7724 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
d4405ed7 RS |
7725 | /* The libpng documentation says this is right in this case. */ |
7726 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
6c1aa34d GM |
7727 | else |
7728 | #endif | |
7729 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
7730 | /* Image contains gamma information. */ |
7731 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
7732 | else | |
d4405ed7 RS |
7733 | /* Use the standard default for the image gamma. */ |
7734 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
7273d100 | 7735 | #endif /* if 0 */ |
333b20bb GM |
7736 | |
7737 | /* Handle alpha channel by combining the image with a background | |
7738 | color. Do this only if a real alpha channel is supplied. For | |
7739 | simple transparency, we prefer a clipping mask. */ | |
7740 | if (!transparent_p) | |
7741 | { | |
f20a3b7a MB |
7742 | png_color_16 *image_bg; |
7743 | Lisp_Object specified_bg | |
7744 | = image_spec_value (img->spec, QCbackground, NULL); | |
7745 | ||
f2f0a644 | 7746 | if (STRINGP (specified_bg)) |
f20a3b7a MB |
7747 | /* The user specified `:background', use that. */ |
7748 | { | |
7749 | XColor color; | |
d5db4077 | 7750 | if (x_defined_color (f, SDATA (specified_bg), &color, 0)) |
f20a3b7a MB |
7751 | { |
7752 | png_color_16 user_bg; | |
7753 | ||
7754 | bzero (&user_bg, sizeof user_bg); | |
7755 | user_bg.red = color.red; | |
7756 | user_bg.green = color.green; | |
7757 | user_bg.blue = color.blue; | |
333b20bb | 7758 | |
f20a3b7a MB |
7759 | png_set_background (png_ptr, &user_bg, |
7760 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
7761 | } | |
7762 | } | |
7763 | else if (png_get_bKGD (png_ptr, info_ptr, &image_bg)) | |
177c0ea7 | 7764 | /* Image contains a background color with which to |
333b20bb | 7765 | combine the image. */ |
f20a3b7a | 7766 | png_set_background (png_ptr, image_bg, |
333b20bb GM |
7767 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); |
7768 | else | |
7769 | { | |
7770 | /* Image does not contain a background color with which | |
177c0ea7 | 7771 | to combine the image data via an alpha channel. Use |
333b20bb GM |
7772 | the frame's background instead. */ |
7773 | XColor color; | |
7774 | Colormap cmap; | |
7775 | png_color_16 frame_background; | |
7776 | ||
9b2956e2 | 7777 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 7778 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a31fedb7 | 7779 | x_query_color (f, &color); |
333b20bb GM |
7780 | |
7781 | bzero (&frame_background, sizeof frame_background); | |
7782 | frame_background.red = color.red; | |
7783 | frame_background.green = color.green; | |
7784 | frame_background.blue = color.blue; | |
7785 | ||
7786 | png_set_background (png_ptr, &frame_background, | |
7787 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
7788 | } | |
7789 | } | |
7790 | ||
7791 | /* Update info structure. */ | |
7792 | png_read_update_info (png_ptr, info_ptr); | |
7793 | ||
7794 | /* Get number of channels. Valid values are 1 for grayscale images | |
7795 | and images with a palette, 2 for grayscale images with transparency | |
7796 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
7797 | images with alpha channel, i.e. RGBA. If conversions above were | |
7798 | sufficient we should only have 3 or 4 channels here. */ | |
7799 | channels = png_get_channels (png_ptr, info_ptr); | |
7800 | xassert (channels == 3 || channels == 4); | |
7801 | ||
7802 | /* Number of bytes needed for one row of the image. */ | |
7803 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
7804 | ||
7805 | /* Allocate memory for the image. */ | |
7806 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
7807 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
7808 | for (i = 0; i < height; ++i) | |
7809 | rows[i] = pixels + i * row_bytes; | |
7810 | ||
7811 | /* Read the entire image. */ | |
7812 | png_read_image (png_ptr, rows); | |
7813 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
7814 | if (fp) |
7815 | { | |
7816 | fclose (fp); | |
7817 | fp = NULL; | |
7818 | } | |
177c0ea7 | 7819 | |
333b20bb | 7820 | /* Create the X image and pixmap. */ |
45158a91 | 7821 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 7822 | &img->pixmap)) |
28c7826c | 7823 | goto error; |
177c0ea7 | 7824 | |
333b20bb GM |
7825 | /* Create an image and pixmap serving as mask if the PNG image |
7826 | contains an alpha channel. */ | |
7827 | if (channels == 4 | |
7828 | && !transparent_p | |
45158a91 | 7829 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
7830 | &mask_img, &img->mask)) |
7831 | { | |
7832 | x_destroy_x_image (ximg); | |
7833 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 7834 | img->pixmap = None; |
333b20bb GM |
7835 | goto error; |
7836 | } | |
7837 | ||
7838 | /* Fill the X image and mask from PNG data. */ | |
7839 | init_color_table (); | |
7840 | ||
7841 | for (y = 0; y < height; ++y) | |
7842 | { | |
7843 | png_byte *p = rows[y]; | |
7844 | ||
7845 | for (x = 0; x < width; ++x) | |
7846 | { | |
7847 | unsigned r, g, b; | |
7848 | ||
7849 | r = *p++ << 8; | |
7850 | g = *p++ << 8; | |
7851 | b = *p++ << 8; | |
7852 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
7853 | ||
7854 | /* An alpha channel, aka mask channel, associates variable | |
177c0ea7 JB |
7855 | transparency with an image. Where other image formats |
7856 | support binary transparency---fully transparent or fully | |
333b20bb GM |
7857 | opaque---PNG allows up to 254 levels of partial transparency. |
7858 | The PNG library implements partial transparency by combining | |
7859 | the image with a specified background color. | |
7860 | ||
7861 | I'm not sure how to handle this here nicely: because the | |
7862 | background on which the image is displayed may change, for | |
177c0ea7 JB |
7863 | real alpha channel support, it would be necessary to create |
7864 | a new image for each possible background. | |
333b20bb GM |
7865 | |
7866 | What I'm doing now is that a mask is created if we have | |
7867 | boolean transparency information. Otherwise I'm using | |
7868 | the frame's background color to combine the image with. */ | |
7869 | ||
7870 | if (channels == 4) | |
7871 | { | |
7872 | if (mask_img) | |
7873 | XPutPixel (mask_img, x, y, *p > 0); | |
7874 | ++p; | |
7875 | } | |
7876 | } | |
7877 | } | |
7878 | ||
f20a3b7a MB |
7879 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
7880 | /* Set IMG's background color from the PNG image, unless the user | |
7881 | overrode it. */ | |
7882 | { | |
7883 | png_color_16 *bg; | |
7884 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
7885 | { | |
f2f0a644 | 7886 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
f20a3b7a MB |
7887 | img->background_valid = 1; |
7888 | } | |
7889 | } | |
7890 | ||
333b20bb GM |
7891 | /* Remember colors allocated for this image. */ |
7892 | img->colors = colors_in_color_table (&img->ncolors); | |
7893 | free_color_table (); | |
7894 | ||
7895 | /* Clean up. */ | |
7896 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
7897 | xfree (rows); | |
7898 | xfree (pixels); | |
7899 | ||
7900 | img->width = width; | |
7901 | img->height = height; | |
7902 | ||
f20a3b7a MB |
7903 | /* Maybe fill in the background field while we have ximg handy. */ |
7904 | IMAGE_BACKGROUND (img, f, ximg); | |
7905 | ||
333b20bb GM |
7906 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
7907 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
7908 | x_destroy_x_image (ximg); | |
7909 | ||
7910 | /* Same for the mask. */ | |
7911 | if (mask_img) | |
7912 | { | |
f20a3b7a MB |
7913 | /* Fill in the background_transparent field while we have the mask |
7914 | handy. */ | |
7915 | image_background_transparent (img, f, mask_img); | |
7916 | ||
333b20bb GM |
7917 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
7918 | x_destroy_x_image (mask_img); | |
7919 | } | |
7920 | ||
333b20bb GM |
7921 | UNGCPRO; |
7922 | return 1; | |
7923 | } | |
7924 | ||
7925 | #endif /* HAVE_PNG != 0 */ | |
7926 | ||
7927 | ||
7928 | \f | |
7929 | /*********************************************************************** | |
7930 | JPEG | |
7931 | ***********************************************************************/ | |
7932 | ||
7933 | #if HAVE_JPEG | |
7934 | ||
ba06aba4 GM |
7935 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
7936 | jconfig.h. */ | |
7937 | #ifdef HAVE_STDLIB_H | |
7938 | #define HAVE_STDLIB_H_1 | |
7939 | #undef HAVE_STDLIB_H | |
7940 | #endif /* HAVE_STLIB_H */ | |
7941 | ||
333b20bb GM |
7942 | #include <jpeglib.h> |
7943 | #include <jerror.h> | |
7944 | #include <setjmp.h> | |
7945 | ||
ba06aba4 GM |
7946 | #ifdef HAVE_STLIB_H_1 |
7947 | #define HAVE_STDLIB_H 1 | |
7948 | #endif | |
7949 | ||
333b20bb GM |
7950 | static int jpeg_image_p P_ ((Lisp_Object object)); |
7951 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
7952 | ||
7953 | /* The symbol `jpeg' identifying images of this type. */ | |
7954 | ||
7955 | Lisp_Object Qjpeg; | |
7956 | ||
7957 | /* Indices of image specification fields in gs_format, below. */ | |
7958 | ||
7959 | enum jpeg_keyword_index | |
7960 | { | |
7961 | JPEG_TYPE, | |
8e39770a | 7962 | JPEG_DATA, |
333b20bb GM |
7963 | JPEG_FILE, |
7964 | JPEG_ASCENT, | |
7965 | JPEG_MARGIN, | |
7966 | JPEG_RELIEF, | |
7967 | JPEG_ALGORITHM, | |
7968 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 7969 | JPEG_MASK, |
f20a3b7a | 7970 | JPEG_BACKGROUND, |
333b20bb GM |
7971 | JPEG_LAST |
7972 | }; | |
7973 | ||
7974 | /* Vector of image_keyword structures describing the format | |
7975 | of valid user-defined image specifications. */ | |
7976 | ||
7977 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
7978 | { | |
7979 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 7980 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 7981 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 7982 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7983 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7984 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7985 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7986 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
7987 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
7988 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
7989 | }; |
7990 | ||
7991 | /* Structure describing the image type `jpeg'. */ | |
7992 | ||
7993 | static struct image_type jpeg_type = | |
7994 | { | |
7995 | &Qjpeg, | |
7996 | jpeg_image_p, | |
7997 | jpeg_load, | |
7998 | x_clear_image, | |
7999 | NULL | |
8000 | }; | |
8001 | ||
8002 | ||
8003 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
8004 | ||
8005 | static int | |
8006 | jpeg_image_p (object) | |
8007 | Lisp_Object object; | |
8008 | { | |
8009 | struct image_keyword fmt[JPEG_LAST]; | |
177c0ea7 | 8010 | |
333b20bb | 8011 | bcopy (jpeg_format, fmt, sizeof fmt); |
177c0ea7 | 8012 | |
7c7ff7f5 | 8013 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 8014 | return 0; |
8e39770a | 8015 | |
63cec32f GM |
8016 | /* Must specify either the :data or :file keyword. */ |
8017 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
8018 | } |
8019 | ||
8e39770a | 8020 | |
333b20bb GM |
8021 | struct my_jpeg_error_mgr |
8022 | { | |
8023 | struct jpeg_error_mgr pub; | |
8024 | jmp_buf setjmp_buffer; | |
8025 | }; | |
8026 | ||
e3130015 | 8027 | |
333b20bb GM |
8028 | static void |
8029 | my_error_exit (cinfo) | |
8030 | j_common_ptr cinfo; | |
8031 | { | |
8032 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
8033 | longjmp (mgr->setjmp_buffer, 1); | |
8034 | } | |
8035 | ||
e3130015 | 8036 | |
8e39770a GM |
8037 | /* Init source method for JPEG data source manager. Called by |
8038 | jpeg_read_header() before any data is actually read. See | |
8039 | libjpeg.doc from the JPEG lib distribution. */ | |
8040 | ||
8041 | static void | |
8042 | our_init_source (cinfo) | |
8043 | j_decompress_ptr cinfo; | |
8044 | { | |
8045 | } | |
8046 | ||
8047 | ||
8048 | /* Fill input buffer method for JPEG data source manager. Called | |
8049 | whenever more data is needed. We read the whole image in one step, | |
8050 | so this only adds a fake end of input marker at the end. */ | |
8051 | ||
8052 | static boolean | |
8053 | our_fill_input_buffer (cinfo) | |
8054 | j_decompress_ptr cinfo; | |
8055 | { | |
8056 | /* Insert a fake EOI marker. */ | |
8057 | struct jpeg_source_mgr *src = cinfo->src; | |
8058 | static JOCTET buffer[2]; | |
8059 | ||
8060 | buffer[0] = (JOCTET) 0xFF; | |
8061 | buffer[1] = (JOCTET) JPEG_EOI; | |
8062 | ||
8063 | src->next_input_byte = buffer; | |
8064 | src->bytes_in_buffer = 2; | |
8065 | return TRUE; | |
8066 | } | |
8067 | ||
8068 | ||
8069 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
8070 | is the JPEG data source manager. */ | |
8071 | ||
8072 | static void | |
8073 | our_skip_input_data (cinfo, num_bytes) | |
8074 | j_decompress_ptr cinfo; | |
8075 | long num_bytes; | |
8076 | { | |
8077 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
8078 | ||
8079 | if (src) | |
8080 | { | |
8081 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 8082 | ERREXIT (cinfo, JERR_INPUT_EOF); |
177c0ea7 | 8083 | |
8e39770a GM |
8084 | src->bytes_in_buffer -= num_bytes; |
8085 | src->next_input_byte += num_bytes; | |
8086 | } | |
8087 | } | |
8088 | ||
8089 | ||
8090 | /* Method to terminate data source. Called by | |
8091 | jpeg_finish_decompress() after all data has been processed. */ | |
8092 | ||
8093 | static void | |
8094 | our_term_source (cinfo) | |
8095 | j_decompress_ptr cinfo; | |
8096 | { | |
8097 | } | |
8098 | ||
8099 | ||
8100 | /* Set up the JPEG lib for reading an image from DATA which contains | |
8101 | LEN bytes. CINFO is the decompression info structure created for | |
8102 | reading the image. */ | |
8103 | ||
8104 | static void | |
8105 | jpeg_memory_src (cinfo, data, len) | |
8106 | j_decompress_ptr cinfo; | |
8107 | JOCTET *data; | |
8108 | unsigned int len; | |
8109 | { | |
8110 | struct jpeg_source_mgr *src; | |
8111 | ||
8112 | if (cinfo->src == NULL) | |
8113 | { | |
8114 | /* First time for this JPEG object? */ | |
8115 | cinfo->src = (struct jpeg_source_mgr *) | |
8116 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
8117 | sizeof (struct jpeg_source_mgr)); | |
8118 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8119 | src->next_input_byte = data; | |
8120 | } | |
177c0ea7 | 8121 | |
8e39770a GM |
8122 | src = (struct jpeg_source_mgr *) cinfo->src; |
8123 | src->init_source = our_init_source; | |
8124 | src->fill_input_buffer = our_fill_input_buffer; | |
8125 | src->skip_input_data = our_skip_input_data; | |
8126 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
8127 | src->term_source = our_term_source; | |
8128 | src->bytes_in_buffer = len; | |
8129 | src->next_input_byte = data; | |
8130 | } | |
8131 | ||
5ad6a5fb | 8132 | |
333b20bb GM |
8133 | /* Load image IMG for use on frame F. Patterned after example.c |
8134 | from the JPEG lib. */ | |
8135 | ||
177c0ea7 | 8136 | static int |
333b20bb GM |
8137 | jpeg_load (f, img) |
8138 | struct frame *f; | |
8139 | struct image *img; | |
8140 | { | |
8141 | struct jpeg_decompress_struct cinfo; | |
8142 | struct my_jpeg_error_mgr mgr; | |
8143 | Lisp_Object file, specified_file; | |
8e39770a | 8144 | Lisp_Object specified_data; |
8ec8a5ec | 8145 | FILE * volatile fp = NULL; |
333b20bb GM |
8146 | JSAMPARRAY buffer; |
8147 | int row_stride, x, y; | |
8148 | XImage *ximg = NULL; | |
b6d7acec | 8149 | int rc; |
333b20bb GM |
8150 | unsigned long *colors; |
8151 | int width, height; | |
8152 | struct gcpro gcpro1; | |
8153 | ||
8154 | /* Open the JPEG file. */ | |
8155 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 8156 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8157 | file = Qnil; |
8158 | GCPRO1 (file); | |
8e39770a | 8159 | |
8e39770a | 8160 | if (NILP (specified_data)) |
333b20bb | 8161 | { |
8e39770a | 8162 | file = x_find_image_file (specified_file); |
8e39770a GM |
8163 | if (!STRINGP (file)) |
8164 | { | |
45158a91 | 8165 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
8166 | UNGCPRO; |
8167 | return 0; | |
8168 | } | |
177c0ea7 | 8169 | |
d5db4077 | 8170 | fp = fopen (SDATA (file), "r"); |
8e39770a GM |
8171 | if (fp == NULL) |
8172 | { | |
8173 | image_error ("Cannot open `%s'", file, Qnil); | |
8174 | UNGCPRO; | |
8175 | return 0; | |
8176 | } | |
333b20bb GM |
8177 | } |
8178 | ||
5ad6a5fb GM |
8179 | /* Customize libjpeg's error handling to call my_error_exit when an |
8180 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 8181 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 8182 | mgr.pub.error_exit = my_error_exit; |
177c0ea7 | 8183 | |
333b20bb GM |
8184 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) |
8185 | { | |
5ad6a5fb GM |
8186 | if (rc == 1) |
8187 | { | |
8188 | /* Called from my_error_exit. Display a JPEG error. */ | |
8189 | char buffer[JMSG_LENGTH_MAX]; | |
8190 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 8191 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
8192 | build_string (buffer)); |
8193 | } | |
177c0ea7 | 8194 | |
333b20bb | 8195 | /* Close the input file and destroy the JPEG object. */ |
5ad6a5fb | 8196 | if (fp) |
8ec8a5ec | 8197 | fclose ((FILE *) fp); |
333b20bb GM |
8198 | jpeg_destroy_decompress (&cinfo); |
8199 | ||
5ad6a5fb GM |
8200 | /* If we already have an XImage, free that. */ |
8201 | x_destroy_x_image (ximg); | |
333b20bb | 8202 | |
5ad6a5fb GM |
8203 | /* Free pixmap and colors. */ |
8204 | x_clear_image (f, img); | |
177c0ea7 | 8205 | |
5ad6a5fb GM |
8206 | UNGCPRO; |
8207 | return 0; | |
333b20bb GM |
8208 | } |
8209 | ||
8210 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 8211 | Read the JPEG image header. */ |
333b20bb | 8212 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
8213 | |
8214 | if (NILP (specified_data)) | |
8ec8a5ec | 8215 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a | 8216 | else |
d5db4077 KR |
8217 | jpeg_memory_src (&cinfo, SDATA (specified_data), |
8218 | SBYTES (specified_data)); | |
63448a4d | 8219 | |
333b20bb GM |
8220 | jpeg_read_header (&cinfo, TRUE); |
8221 | ||
8222 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 8223 | Start decompression. */ |
333b20bb GM |
8224 | cinfo.quantize_colors = TRUE; |
8225 | jpeg_start_decompress (&cinfo); | |
8226 | width = img->width = cinfo.output_width; | |
8227 | height = img->height = cinfo.output_height; | |
8228 | ||
333b20bb | 8229 | /* Create X image and pixmap. */ |
45158a91 | 8230 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 8231 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
8232 | |
8233 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
8234 | cinfo.actual_number_of_colors has been set with the number of |
8235 | colors generated, and cinfo.colormap is a two-dimensional array | |
8236 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
8237 | No more than 255 colors will be generated. */ | |
333b20bb | 8238 | { |
5ad6a5fb GM |
8239 | int i, ir, ig, ib; |
8240 | ||
8241 | if (cinfo.out_color_components > 2) | |
8242 | ir = 0, ig = 1, ib = 2; | |
8243 | else if (cinfo.out_color_components > 1) | |
8244 | ir = 0, ig = 1, ib = 0; | |
8245 | else | |
8246 | ir = 0, ig = 0, ib = 0; | |
8247 | ||
8248 | /* Use the color table mechanism because it handles colors that | |
8249 | cannot be allocated nicely. Such colors will be replaced with | |
8250 | a default color, and we don't have to care about which colors | |
8251 | can be freed safely, and which can't. */ | |
8252 | init_color_table (); | |
8253 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
8254 | * sizeof *colors); | |
177c0ea7 | 8255 | |
5ad6a5fb GM |
8256 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
8257 | { | |
8258 | /* Multiply RGB values with 255 because X expects RGB values | |
8259 | in the range 0..0xffff. */ | |
8260 | int r = cinfo.colormap[ir][i] << 8; | |
8261 | int g = cinfo.colormap[ig][i] << 8; | |
8262 | int b = cinfo.colormap[ib][i] << 8; | |
8263 | colors[i] = lookup_rgb_color (f, r, g, b); | |
8264 | } | |
333b20bb | 8265 | |
5ad6a5fb GM |
8266 | /* Remember those colors actually allocated. */ |
8267 | img->colors = colors_in_color_table (&img->ncolors); | |
8268 | free_color_table (); | |
333b20bb GM |
8269 | } |
8270 | ||
8271 | /* Read pixels. */ | |
8272 | row_stride = width * cinfo.output_components; | |
8273 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 8274 | row_stride, 1); |
333b20bb GM |
8275 | for (y = 0; y < height; ++y) |
8276 | { | |
5ad6a5fb GM |
8277 | jpeg_read_scanlines (&cinfo, buffer, 1); |
8278 | for (x = 0; x < cinfo.output_width; ++x) | |
8279 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
8280 | } |
8281 | ||
8282 | /* Clean up. */ | |
8283 | jpeg_finish_decompress (&cinfo); | |
8284 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 8285 | if (fp) |
8ec8a5ec | 8286 | fclose ((FILE *) fp); |
f20a3b7a MB |
8287 | |
8288 | /* Maybe fill in the background field while we have ximg handy. */ | |
8289 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8290 | IMAGE_BACKGROUND (img, f, ximg); | |
177c0ea7 | 8291 | |
333b20bb GM |
8292 | /* Put the image into the pixmap. */ |
8293 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8294 | x_destroy_x_image (ximg); | |
333b20bb GM |
8295 | UNGCPRO; |
8296 | return 1; | |
8297 | } | |
8298 | ||
8299 | #endif /* HAVE_JPEG */ | |
8300 | ||
8301 | ||
8302 | \f | |
8303 | /*********************************************************************** | |
8304 | TIFF | |
8305 | ***********************************************************************/ | |
8306 | ||
8307 | #if HAVE_TIFF | |
8308 | ||
cf4790ad | 8309 | #include <tiffio.h> |
333b20bb GM |
8310 | |
8311 | static int tiff_image_p P_ ((Lisp_Object object)); | |
8312 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
8313 | ||
8314 | /* The symbol `tiff' identifying images of this type. */ | |
8315 | ||
8316 | Lisp_Object Qtiff; | |
8317 | ||
8318 | /* Indices of image specification fields in tiff_format, below. */ | |
8319 | ||
8320 | enum tiff_keyword_index | |
8321 | { | |
8322 | TIFF_TYPE, | |
63448a4d | 8323 | TIFF_DATA, |
333b20bb GM |
8324 | TIFF_FILE, |
8325 | TIFF_ASCENT, | |
8326 | TIFF_MARGIN, | |
8327 | TIFF_RELIEF, | |
8328 | TIFF_ALGORITHM, | |
8329 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 8330 | TIFF_MASK, |
f20a3b7a | 8331 | TIFF_BACKGROUND, |
333b20bb GM |
8332 | TIFF_LAST |
8333 | }; | |
8334 | ||
8335 | /* Vector of image_keyword structures describing the format | |
8336 | of valid user-defined image specifications. */ | |
8337 | ||
8338 | static struct image_keyword tiff_format[TIFF_LAST] = | |
8339 | { | |
8340 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8341 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8342 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8343 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8344 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8345 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8346 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8347 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
8348 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8349 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8350 | }; |
8351 | ||
8352 | /* Structure describing the image type `tiff'. */ | |
8353 | ||
8354 | static struct image_type tiff_type = | |
8355 | { | |
8356 | &Qtiff, | |
8357 | tiff_image_p, | |
8358 | tiff_load, | |
8359 | x_clear_image, | |
8360 | NULL | |
8361 | }; | |
8362 | ||
8363 | ||
8364 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
8365 | ||
8366 | static int | |
8367 | tiff_image_p (object) | |
8368 | Lisp_Object object; | |
8369 | { | |
8370 | struct image_keyword fmt[TIFF_LAST]; | |
8371 | bcopy (tiff_format, fmt, sizeof fmt); | |
177c0ea7 | 8372 | |
7c7ff7f5 | 8373 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 8374 | return 0; |
177c0ea7 | 8375 | |
63cec32f GM |
8376 | /* Must specify either the :data or :file keyword. */ |
8377 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
8378 | } |
8379 | ||
5ad6a5fb GM |
8380 | |
8381 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
8382 | memory source, but we have to provide a lot of extra functions. | |
8383 | Blah. | |
63448a4d WP |
8384 | |
8385 | We really only need to implement read and seek, but I am not | |
8386 | convinced that the TIFF library is smart enough not to destroy | |
8387 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
8388 | override. */ |
8389 | ||
8390 | typedef struct | |
8391 | { | |
63448a4d WP |
8392 | unsigned char *bytes; |
8393 | size_t len; | |
8394 | int index; | |
5ad6a5fb GM |
8395 | } |
8396 | tiff_memory_source; | |
63448a4d | 8397 | |
e3130015 | 8398 | |
5ad6a5fb GM |
8399 | static size_t |
8400 | tiff_read_from_memory (data, buf, size) | |
8401 | thandle_t data; | |
8402 | tdata_t buf; | |
8403 | tsize_t size; | |
63448a4d | 8404 | { |
5ad6a5fb | 8405 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8406 | |
8407 | if (size > src->len - src->index) | |
5ad6a5fb GM |
8408 | return (size_t) -1; |
8409 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
8410 | src->index += size; |
8411 | return size; | |
8412 | } | |
8413 | ||
e3130015 | 8414 | |
5ad6a5fb GM |
8415 | static size_t |
8416 | tiff_write_from_memory (data, buf, size) | |
8417 | thandle_t data; | |
8418 | tdata_t buf; | |
8419 | tsize_t size; | |
63448a4d WP |
8420 | { |
8421 | return (size_t) -1; | |
8422 | } | |
8423 | ||
e3130015 | 8424 | |
5ad6a5fb GM |
8425 | static toff_t |
8426 | tiff_seek_in_memory (data, off, whence) | |
8427 | thandle_t data; | |
8428 | toff_t off; | |
8429 | int whence; | |
63448a4d | 8430 | { |
5ad6a5fb | 8431 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8432 | int idx; |
8433 | ||
8434 | switch (whence) | |
5ad6a5fb GM |
8435 | { |
8436 | case SEEK_SET: /* Go from beginning of source. */ | |
8437 | idx = off; | |
8438 | break; | |
177c0ea7 | 8439 | |
5ad6a5fb GM |
8440 | case SEEK_END: /* Go from end of source. */ |
8441 | idx = src->len + off; | |
8442 | break; | |
177c0ea7 | 8443 | |
5ad6a5fb GM |
8444 | case SEEK_CUR: /* Go from current position. */ |
8445 | idx = src->index + off; | |
8446 | break; | |
177c0ea7 | 8447 | |
5ad6a5fb GM |
8448 | default: /* Invalid `whence'. */ |
8449 | return -1; | |
8450 | } | |
177c0ea7 | 8451 | |
5ad6a5fb GM |
8452 | if (idx > src->len || idx < 0) |
8453 | return -1; | |
177c0ea7 | 8454 | |
63448a4d WP |
8455 | src->index = idx; |
8456 | return src->index; | |
8457 | } | |
8458 | ||
e3130015 | 8459 | |
5ad6a5fb GM |
8460 | static int |
8461 | tiff_close_memory (data) | |
8462 | thandle_t data; | |
63448a4d WP |
8463 | { |
8464 | /* NOOP */ | |
5ad6a5fb | 8465 | return 0; |
63448a4d WP |
8466 | } |
8467 | ||
e3130015 | 8468 | |
5ad6a5fb GM |
8469 | static int |
8470 | tiff_mmap_memory (data, pbase, psize) | |
8471 | thandle_t data; | |
8472 | tdata_t *pbase; | |
8473 | toff_t *psize; | |
63448a4d WP |
8474 | { |
8475 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 8476 | return 0; |
63448a4d WP |
8477 | } |
8478 | ||
e3130015 | 8479 | |
5ad6a5fb GM |
8480 | static void |
8481 | tiff_unmap_memory (data, base, size) | |
8482 | thandle_t data; | |
8483 | tdata_t base; | |
8484 | toff_t size; | |
63448a4d WP |
8485 | { |
8486 | /* We don't need to do this. */ | |
63448a4d WP |
8487 | } |
8488 | ||
e3130015 | 8489 | |
5ad6a5fb GM |
8490 | static toff_t |
8491 | tiff_size_of_memory (data) | |
8492 | thandle_t data; | |
63448a4d | 8493 | { |
5ad6a5fb | 8494 | return ((tiff_memory_source *) data)->len; |
63448a4d | 8495 | } |
333b20bb | 8496 | |
e3130015 | 8497 | |
c6892044 GM |
8498 | static void |
8499 | tiff_error_handler (title, format, ap) | |
8500 | const char *title, *format; | |
8501 | va_list ap; | |
8502 | { | |
8503 | char buf[512]; | |
8504 | int len; | |
177c0ea7 | 8505 | |
c6892044 GM |
8506 | len = sprintf (buf, "TIFF error: %s ", title); |
8507 | vsprintf (buf + len, format, ap); | |
8508 | add_to_log (buf, Qnil, Qnil); | |
8509 | } | |
8510 | ||
8511 | ||
8512 | static void | |
8513 | tiff_warning_handler (title, format, ap) | |
8514 | const char *title, *format; | |
8515 | va_list ap; | |
8516 | { | |
8517 | char buf[512]; | |
8518 | int len; | |
177c0ea7 | 8519 | |
c6892044 GM |
8520 | len = sprintf (buf, "TIFF warning: %s ", title); |
8521 | vsprintf (buf + len, format, ap); | |
8522 | add_to_log (buf, Qnil, Qnil); | |
8523 | } | |
8524 | ||
8525 | ||
333b20bb GM |
8526 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
8527 | successful. */ | |
8528 | ||
8529 | static int | |
8530 | tiff_load (f, img) | |
8531 | struct frame *f; | |
8532 | struct image *img; | |
8533 | { | |
8534 | Lisp_Object file, specified_file; | |
63448a4d | 8535 | Lisp_Object specified_data; |
333b20bb GM |
8536 | TIFF *tiff; |
8537 | int width, height, x, y; | |
8538 | uint32 *buf; | |
8539 | int rc; | |
8540 | XImage *ximg; | |
8541 | struct gcpro gcpro1; | |
63448a4d | 8542 | tiff_memory_source memsrc; |
333b20bb GM |
8543 | |
8544 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8545 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8546 | file = Qnil; |
8547 | GCPRO1 (file); | |
63448a4d | 8548 | |
c6892044 GM |
8549 | TIFFSetErrorHandler (tiff_error_handler); |
8550 | TIFFSetWarningHandler (tiff_warning_handler); | |
8551 | ||
63448a4d | 8552 | if (NILP (specified_data)) |
5ad6a5fb GM |
8553 | { |
8554 | /* Read from a file */ | |
8555 | file = x_find_image_file (specified_file); | |
8556 | if (!STRINGP (file)) | |
63448a4d | 8557 | { |
45158a91 | 8558 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
8559 | UNGCPRO; |
8560 | return 0; | |
8561 | } | |
177c0ea7 | 8562 | |
5ad6a5fb | 8563 | /* Try to open the image file. */ |
d5db4077 | 8564 | tiff = TIFFOpen (SDATA (file), "r"); |
5ad6a5fb GM |
8565 | if (tiff == NULL) |
8566 | { | |
8567 | image_error ("Cannot open `%s'", file, Qnil); | |
8568 | UNGCPRO; | |
8569 | return 0; | |
63448a4d | 8570 | } |
5ad6a5fb | 8571 | } |
63448a4d | 8572 | else |
5ad6a5fb GM |
8573 | { |
8574 | /* Memory source! */ | |
d5db4077 KR |
8575 | memsrc.bytes = SDATA (specified_data); |
8576 | memsrc.len = SBYTES (specified_data); | |
5ad6a5fb GM |
8577 | memsrc.index = 0; |
8578 | ||
8579 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
8580 | (TIFFReadWriteProc) tiff_read_from_memory, | |
8581 | (TIFFReadWriteProc) tiff_write_from_memory, | |
8582 | tiff_seek_in_memory, | |
8583 | tiff_close_memory, | |
8584 | tiff_size_of_memory, | |
8585 | tiff_mmap_memory, | |
8586 | tiff_unmap_memory); | |
8587 | ||
8588 | if (!tiff) | |
63448a4d | 8589 | { |
45158a91 | 8590 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8591 | UNGCPRO; |
8592 | return 0; | |
63448a4d | 8593 | } |
5ad6a5fb | 8594 | } |
333b20bb GM |
8595 | |
8596 | /* Get width and height of the image, and allocate a raster buffer | |
8597 | of width x height 32-bit values. */ | |
8598 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
8599 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
8600 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
177c0ea7 | 8601 | |
333b20bb GM |
8602 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); |
8603 | TIFFClose (tiff); | |
8604 | if (!rc) | |
8605 | { | |
45158a91 | 8606 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
8607 | xfree (buf); |
8608 | UNGCPRO; | |
8609 | return 0; | |
8610 | } | |
8611 | ||
333b20bb | 8612 | /* Create the X image and pixmap. */ |
45158a91 | 8613 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 8614 | { |
333b20bb GM |
8615 | xfree (buf); |
8616 | UNGCPRO; | |
8617 | return 0; | |
8618 | } | |
8619 | ||
8620 | /* Initialize the color table. */ | |
8621 | init_color_table (); | |
8622 | ||
8623 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
8624 | for (y = 0; y < height; ++y) | |
8625 | { | |
8626 | uint32 *row = buf + y * width; | |
177c0ea7 | 8627 | |
333b20bb GM |
8628 | for (x = 0; x < width; ++x) |
8629 | { | |
8630 | uint32 abgr = row[x]; | |
8631 | int r = TIFFGetR (abgr) << 8; | |
8632 | int g = TIFFGetG (abgr) << 8; | |
8633 | int b = TIFFGetB (abgr) << 8; | |
177c0ea7 | 8634 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); |
333b20bb GM |
8635 | } |
8636 | } | |
8637 | ||
8638 | /* Remember the colors allocated for the image. Free the color table. */ | |
8639 | img->colors = colors_in_color_table (&img->ncolors); | |
8640 | free_color_table (); | |
177c0ea7 | 8641 | |
f20a3b7a MB |
8642 | img->width = width; |
8643 | img->height = height; | |
8644 | ||
8645 | /* Maybe fill in the background field while we have ximg handy. */ | |
8646 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8647 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
8648 | |
8649 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8650 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8651 | x_destroy_x_image (ximg); | |
8652 | xfree (buf); | |
333b20bb GM |
8653 | |
8654 | UNGCPRO; | |
8655 | return 1; | |
8656 | } | |
8657 | ||
8658 | #endif /* HAVE_TIFF != 0 */ | |
8659 | ||
8660 | ||
8661 | \f | |
8662 | /*********************************************************************** | |
8663 | GIF | |
8664 | ***********************************************************************/ | |
8665 | ||
8666 | #if HAVE_GIF | |
8667 | ||
8668 | #include <gif_lib.h> | |
8669 | ||
8670 | static int gif_image_p P_ ((Lisp_Object object)); | |
8671 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
8672 | ||
8673 | /* The symbol `gif' identifying images of this type. */ | |
8674 | ||
8675 | Lisp_Object Qgif; | |
8676 | ||
8677 | /* Indices of image specification fields in gif_format, below. */ | |
8678 | ||
8679 | enum gif_keyword_index | |
8680 | { | |
8681 | GIF_TYPE, | |
63448a4d | 8682 | GIF_DATA, |
333b20bb GM |
8683 | GIF_FILE, |
8684 | GIF_ASCENT, | |
8685 | GIF_MARGIN, | |
8686 | GIF_RELIEF, | |
8687 | GIF_ALGORITHM, | |
8688 | GIF_HEURISTIC_MASK, | |
4a8e312c | 8689 | GIF_MASK, |
333b20bb | 8690 | GIF_IMAGE, |
f20a3b7a | 8691 | GIF_BACKGROUND, |
333b20bb GM |
8692 | GIF_LAST |
8693 | }; | |
8694 | ||
8695 | /* Vector of image_keyword structures describing the format | |
8696 | of valid user-defined image specifications. */ | |
8697 | ||
8698 | static struct image_keyword gif_format[GIF_LAST] = | |
8699 | { | |
8700 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8701 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8702 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8703 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8704 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8705 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8706 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 8707 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8708 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 8709 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
f20a3b7a | 8710 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
8711 | }; |
8712 | ||
8713 | /* Structure describing the image type `gif'. */ | |
8714 | ||
8715 | static struct image_type gif_type = | |
8716 | { | |
8717 | &Qgif, | |
8718 | gif_image_p, | |
8719 | gif_load, | |
8720 | x_clear_image, | |
8721 | NULL | |
8722 | }; | |
8723 | ||
e3130015 | 8724 | |
333b20bb GM |
8725 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
8726 | ||
8727 | static int | |
8728 | gif_image_p (object) | |
8729 | Lisp_Object object; | |
8730 | { | |
8731 | struct image_keyword fmt[GIF_LAST]; | |
8732 | bcopy (gif_format, fmt, sizeof fmt); | |
177c0ea7 | 8733 | |
7c7ff7f5 | 8734 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 8735 | return 0; |
177c0ea7 | 8736 | |
63cec32f GM |
8737 | /* Must specify either the :data or :file keyword. */ |
8738 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
8739 | } |
8740 | ||
e3130015 | 8741 | |
63448a4d WP |
8742 | /* Reading a GIF image from memory |
8743 | Based on the PNG memory stuff to a certain extent. */ | |
8744 | ||
5ad6a5fb GM |
8745 | typedef struct |
8746 | { | |
63448a4d WP |
8747 | unsigned char *bytes; |
8748 | size_t len; | |
8749 | int index; | |
5ad6a5fb GM |
8750 | } |
8751 | gif_memory_source; | |
63448a4d | 8752 | |
e3130015 | 8753 | |
f036834a GM |
8754 | /* Make the current memory source available to gif_read_from_memory. |
8755 | It's done this way because not all versions of libungif support | |
8756 | a UserData field in the GifFileType structure. */ | |
8757 | static gif_memory_source *current_gif_memory_src; | |
8758 | ||
5ad6a5fb GM |
8759 | static int |
8760 | gif_read_from_memory (file, buf, len) | |
8761 | GifFileType *file; | |
8762 | GifByteType *buf; | |
8763 | int len; | |
63448a4d | 8764 | { |
f036834a | 8765 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 8766 | |
5ad6a5fb GM |
8767 | if (len > src->len - src->index) |
8768 | return -1; | |
63448a4d | 8769 | |
5ad6a5fb | 8770 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
8771 | src->index += len; |
8772 | return len; | |
8773 | } | |
333b20bb | 8774 | |
5ad6a5fb | 8775 | |
333b20bb GM |
8776 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
8777 | successful. */ | |
8778 | ||
8779 | static int | |
8780 | gif_load (f, img) | |
8781 | struct frame *f; | |
8782 | struct image *img; | |
8783 | { | |
8784 | Lisp_Object file, specified_file; | |
63448a4d | 8785 | Lisp_Object specified_data; |
333b20bb GM |
8786 | int rc, width, height, x, y, i; |
8787 | XImage *ximg; | |
8788 | ColorMapObject *gif_color_map; | |
8789 | unsigned long pixel_colors[256]; | |
8790 | GifFileType *gif; | |
8791 | struct gcpro gcpro1; | |
8792 | Lisp_Object image; | |
8793 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 8794 | gif_memory_source memsrc; |
9b784e96 | 8795 | unsigned char *raster; |
333b20bb GM |
8796 | |
8797 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8798 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8799 | file = Qnil; |
8800 | GCPRO1 (file); | |
63448a4d WP |
8801 | |
8802 | if (NILP (specified_data)) | |
5ad6a5fb GM |
8803 | { |
8804 | file = x_find_image_file (specified_file); | |
8805 | if (!STRINGP (file)) | |
63448a4d | 8806 | { |
45158a91 | 8807 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8808 | UNGCPRO; |
8809 | return 0; | |
8810 | } | |
177c0ea7 | 8811 | |
5ad6a5fb | 8812 | /* Open the GIF file. */ |
d5db4077 | 8813 | gif = DGifOpenFileName (SDATA (file)); |
5ad6a5fb GM |
8814 | if (gif == NULL) |
8815 | { | |
8816 | image_error ("Cannot open `%s'", file, Qnil); | |
8817 | UNGCPRO; | |
8818 | return 0; | |
63448a4d | 8819 | } |
5ad6a5fb | 8820 | } |
63448a4d | 8821 | else |
5ad6a5fb GM |
8822 | { |
8823 | /* Read from memory! */ | |
f036834a | 8824 | current_gif_memory_src = &memsrc; |
d5db4077 KR |
8825 | memsrc.bytes = SDATA (specified_data); |
8826 | memsrc.len = SBYTES (specified_data); | |
5ad6a5fb | 8827 | memsrc.index = 0; |
63448a4d | 8828 | |
5ad6a5fb GM |
8829 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
8830 | if (!gif) | |
8831 | { | |
45158a91 | 8832 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8833 | UNGCPRO; |
8834 | return 0; | |
63448a4d | 8835 | } |
5ad6a5fb | 8836 | } |
333b20bb GM |
8837 | |
8838 | /* Read entire contents. */ | |
8839 | rc = DGifSlurp (gif); | |
8840 | if (rc == GIF_ERROR) | |
8841 | { | |
45158a91 | 8842 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
8843 | DGifCloseFile (gif); |
8844 | UNGCPRO; | |
8845 | return 0; | |
8846 | } | |
8847 | ||
3ccff1e3 | 8848 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
8849 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
8850 | if (ino >= gif->ImageCount) | |
8851 | { | |
45158a91 GM |
8852 | image_error ("Invalid image number `%s' in image `%s'", |
8853 | image, img->spec); | |
333b20bb GM |
8854 | DGifCloseFile (gif); |
8855 | UNGCPRO; | |
8856 | return 0; | |
8857 | } | |
8858 | ||
c7f07c4c PJ |
8859 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
8860 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
333b20bb | 8861 | |
333b20bb | 8862 | /* Create the X image and pixmap. */ |
45158a91 | 8863 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 8864 | { |
333b20bb GM |
8865 | DGifCloseFile (gif); |
8866 | UNGCPRO; | |
8867 | return 0; | |
8868 | } | |
177c0ea7 | 8869 | |
333b20bb GM |
8870 | /* Allocate colors. */ |
8871 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
8872 | if (!gif_color_map) | |
8873 | gif_color_map = gif->SColorMap; | |
8874 | init_color_table (); | |
8875 | bzero (pixel_colors, sizeof pixel_colors); | |
177c0ea7 | 8876 | |
333b20bb GM |
8877 | for (i = 0; i < gif_color_map->ColorCount; ++i) |
8878 | { | |
8879 | int r = gif_color_map->Colors[i].Red << 8; | |
8880 | int g = gif_color_map->Colors[i].Green << 8; | |
8881 | int b = gif_color_map->Colors[i].Blue << 8; | |
8882 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
8883 | } | |
8884 | ||
8885 | img->colors = colors_in_color_table (&img->ncolors); | |
8886 | free_color_table (); | |
8887 | ||
8888 | /* Clear the part of the screen image that are not covered by | |
177c0ea7 | 8889 | the image from the GIF file. Full animated GIF support |
333b20bb GM |
8890 | requires more than can be done here (see the gif89 spec, |
8891 | disposal methods). Let's simply assume that the part | |
8892 | not covered by a sub-image is in the frame's background color. */ | |
8893 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
8894 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
8895 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
8896 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
8897 | ||
8898 | for (y = 0; y < image_top; ++y) | |
8899 | for (x = 0; x < width; ++x) | |
8900 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
8901 | ||
8902 | for (y = image_top + image_height; y < height; ++y) | |
8903 | for (x = 0; x < width; ++x) | |
8904 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
8905 | ||
8906 | for (y = image_top; y < image_top + image_height; ++y) | |
8907 | { | |
8908 | for (x = 0; x < image_left; ++x) | |
8909 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
8910 | for (x = image_left + image_width; x < width; ++x) | |
8911 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
8912 | } | |
8913 | ||
9b784e96 GM |
8914 | /* Read the GIF image into the X image. We use a local variable |
8915 | `raster' here because RasterBits below is a char *, and invites | |
8916 | problems with bytes >= 0x80. */ | |
8917 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
177c0ea7 | 8918 | |
333b20bb GM |
8919 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
8920 | { | |
8921 | static int interlace_start[] = {0, 4, 2, 1}; | |
8922 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9b207e8e | 8923 | int pass; |
06482119 GM |
8924 | int row = interlace_start[0]; |
8925 | ||
8926 | pass = 0; | |
333b20bb | 8927 | |
06482119 | 8928 | for (y = 0; y < image_height; y++) |
333b20bb | 8929 | { |
06482119 GM |
8930 | if (row >= image_height) |
8931 | { | |
8932 | row = interlace_start[++pass]; | |
8933 | while (row >= image_height) | |
8934 | row = interlace_start[++pass]; | |
8935 | } | |
177c0ea7 | 8936 | |
06482119 GM |
8937 | for (x = 0; x < image_width; x++) |
8938 | { | |
9b784e96 | 8939 | int i = raster[(y * image_width) + x]; |
06482119 GM |
8940 | XPutPixel (ximg, x + image_left, row + image_top, |
8941 | pixel_colors[i]); | |
8942 | } | |
177c0ea7 | 8943 | |
06482119 | 8944 | row += interlace_increment[pass]; |
333b20bb GM |
8945 | } |
8946 | } | |
8947 | else | |
8948 | { | |
8949 | for (y = 0; y < image_height; ++y) | |
8950 | for (x = 0; x < image_width; ++x) | |
8951 | { | |
9b784e96 | 8952 | int i = raster[y * image_width + x]; |
333b20bb GM |
8953 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
8954 | } | |
8955 | } | |
177c0ea7 | 8956 | |
333b20bb | 8957 | DGifCloseFile (gif); |
f20a3b7a MB |
8958 | |
8959 | /* Maybe fill in the background field while we have ximg handy. */ | |
8960 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8961 | IMAGE_BACKGROUND (img, f, ximg); | |
177c0ea7 | 8962 | |
333b20bb GM |
8963 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
8964 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8965 | x_destroy_x_image (ximg); | |
177c0ea7 | 8966 | |
333b20bb GM |
8967 | UNGCPRO; |
8968 | return 1; | |
8969 | } | |
8970 | ||
8971 | #endif /* HAVE_GIF != 0 */ | |
8972 | ||
8973 | ||
8974 | \f | |
8975 | /*********************************************************************** | |
8976 | Ghostscript | |
8977 | ***********************************************************************/ | |
8978 | ||
8979 | static int gs_image_p P_ ((Lisp_Object object)); | |
8980 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
8981 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
8982 | ||
fcf431dc | 8983 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 8984 | |
fcf431dc | 8985 | Lisp_Object Qpostscript; |
333b20bb GM |
8986 | |
8987 | /* Keyword symbols. */ | |
8988 | ||
8989 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
8990 | ||
8991 | /* Indices of image specification fields in gs_format, below. */ | |
8992 | ||
8993 | enum gs_keyword_index | |
8994 | { | |
8995 | GS_TYPE, | |
8996 | GS_PT_WIDTH, | |
8997 | GS_PT_HEIGHT, | |
8998 | GS_FILE, | |
8999 | GS_LOADER, | |
9000 | GS_BOUNDING_BOX, | |
9001 | GS_ASCENT, | |
9002 | GS_MARGIN, | |
9003 | GS_RELIEF, | |
9004 | GS_ALGORITHM, | |
9005 | GS_HEURISTIC_MASK, | |
4a8e312c | 9006 | GS_MASK, |
f20a3b7a | 9007 | GS_BACKGROUND, |
333b20bb GM |
9008 | GS_LAST |
9009 | }; | |
9010 | ||
9011 | /* Vector of image_keyword structures describing the format | |
9012 | of valid user-defined image specifications. */ | |
9013 | ||
9014 | static struct image_keyword gs_format[GS_LAST] = | |
9015 | { | |
9016 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9017 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9018 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9019 | {":file", IMAGE_STRING_VALUE, 1}, | |
9020 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
9021 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 9022 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9023 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9024 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9025 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9026 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9027 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9028 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9029 | }; |
9030 | ||
9031 | /* Structure describing the image type `ghostscript'. */ | |
9032 | ||
9033 | static struct image_type gs_type = | |
9034 | { | |
fcf431dc | 9035 | &Qpostscript, |
333b20bb GM |
9036 | gs_image_p, |
9037 | gs_load, | |
9038 | gs_clear_image, | |
9039 | NULL | |
9040 | }; | |
9041 | ||
9042 | ||
9043 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
9044 | ||
9045 | static void | |
9046 | gs_clear_image (f, img) | |
9047 | struct frame *f; | |
9048 | struct image *img; | |
9049 | { | |
9050 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
9051 | xfree (img->data.ptr_val); | |
9052 | x_clear_image (f, img); | |
9053 | } | |
9054 | ||
9055 | ||
9056 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
9057 | specification. */ | |
9058 | ||
9059 | static int | |
9060 | gs_image_p (object) | |
9061 | Lisp_Object object; | |
9062 | { | |
9063 | struct image_keyword fmt[GS_LAST]; | |
9064 | Lisp_Object tem; | |
9065 | int i; | |
177c0ea7 | 9066 | |
333b20bb | 9067 | bcopy (gs_format, fmt, sizeof fmt); |
177c0ea7 | 9068 | |
7c7ff7f5 | 9069 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
9070 | return 0; |
9071 | ||
9072 | /* Bounding box must be a list or vector containing 4 integers. */ | |
9073 | tem = fmt[GS_BOUNDING_BOX].value; | |
9074 | if (CONSP (tem)) | |
9075 | { | |
9076 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
9077 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
9078 | return 0; | |
9079 | if (!NILP (tem)) | |
9080 | return 0; | |
9081 | } | |
9082 | else if (VECTORP (tem)) | |
9083 | { | |
9084 | if (XVECTOR (tem)->size != 4) | |
9085 | return 0; | |
9086 | for (i = 0; i < 4; ++i) | |
9087 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
9088 | return 0; | |
9089 | } | |
9090 | else | |
9091 | return 0; | |
9092 | ||
9093 | return 1; | |
9094 | } | |
9095 | ||
9096 | ||
9097 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
9098 | if successful. */ | |
9099 | ||
9100 | static int | |
9101 | gs_load (f, img) | |
9102 | struct frame *f; | |
9103 | struct image *img; | |
9104 | { | |
9105 | char buffer[100]; | |
9106 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
9107 | struct gcpro gcpro1, gcpro2; | |
9108 | Lisp_Object frame; | |
9109 | double in_width, in_height; | |
9110 | Lisp_Object pixel_colors = Qnil; | |
9111 | ||
9112 | /* Compute pixel size of pixmap needed from the given size in the | |
9113 | image specification. Sizes in the specification are in pt. 1 pt | |
9114 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
9115 | info. */ | |
9116 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
9117 | in_width = XFASTINT (pt_width) / 72.0; | |
9118 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
9119 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
9120 | in_height = XFASTINT (pt_height) / 72.0; | |
9121 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
9122 | ||
9123 | /* Create the pixmap. */ | |
dd00328a | 9124 | xassert (img->pixmap == None); |
333b20bb GM |
9125 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9126 | img->width, img->height, | |
9127 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
9128 | |
9129 | if (!img->pixmap) | |
9130 | { | |
45158a91 | 9131 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
9132 | return 0; |
9133 | } | |
177c0ea7 | 9134 | |
333b20bb GM |
9135 | /* Call the loader to fill the pixmap. It returns a process object |
9136 | if successful. We do not record_unwind_protect here because | |
9137 | other places in redisplay like calling window scroll functions | |
9138 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
9139 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
9140 | ||
9141 | sprintf (buffer, "%lu %lu", | |
9142 | (unsigned long) FRAME_X_WINDOW (f), | |
9143 | (unsigned long) img->pixmap); | |
9144 | window_and_pixmap_id = build_string (buffer); | |
177c0ea7 | 9145 | |
333b20bb GM |
9146 | sprintf (buffer, "%lu %lu", |
9147 | FRAME_FOREGROUND_PIXEL (f), | |
9148 | FRAME_BACKGROUND_PIXEL (f)); | |
9149 | pixel_colors = build_string (buffer); | |
177c0ea7 | 9150 | |
333b20bb GM |
9151 | XSETFRAME (frame, f); |
9152 | loader = image_spec_value (img->spec, QCloader, NULL); | |
9153 | if (NILP (loader)) | |
9154 | loader = intern ("gs-load-image"); | |
9155 | ||
9156 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
9157 | make_number (img->width), | |
9158 | make_number (img->height), | |
9159 | window_and_pixmap_id, | |
9160 | pixel_colors); | |
9161 | UNGCPRO; | |
9162 | return PROCESSP (img->data.lisp_val); | |
9163 | } | |
9164 | ||
9165 | ||
9166 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
9167 | frame F. Called from XTread_socket when receiving an event | |
9168 | telling Emacs that Ghostscript has finished drawing. */ | |
9169 | ||
9170 | void | |
9171 | x_kill_gs_process (pixmap, f) | |
9172 | Pixmap pixmap; | |
9173 | struct frame *f; | |
9174 | { | |
9175 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9176 | int class, i; | |
9177 | struct image *img; | |
9178 | ||
9179 | /* Find the image containing PIXMAP. */ | |
9180 | for (i = 0; i < c->used; ++i) | |
9181 | if (c->images[i]->pixmap == pixmap) | |
9182 | break; | |
9183 | ||
daba7643 GM |
9184 | /* Should someone in between have cleared the image cache, for |
9185 | instance, give up. */ | |
9186 | if (i == c->used) | |
9187 | return; | |
177c0ea7 | 9188 | |
333b20bb GM |
9189 | /* Kill the GS process. We should have found PIXMAP in the image |
9190 | cache and its image should contain a process object. */ | |
333b20bb GM |
9191 | img = c->images[i]; |
9192 | xassert (PROCESSP (img->data.lisp_val)); | |
9193 | Fkill_process (img->data.lisp_val, Qnil); | |
9194 | img->data.lisp_val = Qnil; | |
9195 | ||
9196 | /* On displays with a mutable colormap, figure out the colors | |
9197 | allocated for the image by looking at the pixels of an XImage for | |
9198 | img->pixmap. */ | |
383d6ffc | 9199 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
9200 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
9201 | { | |
9202 | XImage *ximg; | |
9203 | ||
9204 | BLOCK_INPUT; | |
9205 | ||
9206 | /* Try to get an XImage for img->pixmep. */ | |
9207 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
9208 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
9209 | if (ximg) | |
9210 | { | |
9211 | int x, y; | |
177c0ea7 | 9212 | |
333b20bb GM |
9213 | /* Initialize the color table. */ |
9214 | init_color_table (); | |
177c0ea7 | 9215 | |
333b20bb GM |
9216 | /* For each pixel of the image, look its color up in the |
9217 | color table. After having done so, the color table will | |
9218 | contain an entry for each color used by the image. */ | |
9219 | for (y = 0; y < img->height; ++y) | |
9220 | for (x = 0; x < img->width; ++x) | |
9221 | { | |
9222 | unsigned long pixel = XGetPixel (ximg, x, y); | |
9223 | lookup_pixel_color (f, pixel); | |
9224 | } | |
9225 | ||
9226 | /* Record colors in the image. Free color table and XImage. */ | |
9227 | img->colors = colors_in_color_table (&img->ncolors); | |
9228 | free_color_table (); | |
9229 | XDestroyImage (ximg); | |
9230 | ||
9231 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
9232 | here, we get a BadAccess later in x_clear_image when | |
9233 | freeing the colors. */ | |
9234 | /* We have allocated colors once, but Ghostscript has also | |
9235 | allocated colors on behalf of us. So, to get the | |
9236 | reference counts right, free them once. */ | |
9237 | if (img->ncolors) | |
462d5d40 | 9238 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
9239 | #endif |
9240 | } | |
9241 | else | |
9242 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 9243 | img->spec, Qnil); |
177c0ea7 | 9244 | |
333b20bb GM |
9245 | UNBLOCK_INPUT; |
9246 | } | |
ad18ffb1 GM |
9247 | |
9248 | /* Now that we have the pixmap, compute mask and transform the | |
9249 | image if requested. */ | |
9250 | BLOCK_INPUT; | |
9251 | postprocess_image (f, img); | |
9252 | UNBLOCK_INPUT; | |
333b20bb GM |
9253 | } |
9254 | ||
9255 | ||
9256 | \f | |
9257 | /*********************************************************************** | |
9258 | Window properties | |
9259 | ***********************************************************************/ | |
9260 | ||
9261 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
9262 | Sx_change_window_property, 2, 3, 0, | |
7ee72033 | 9263 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
c061c855 | 9264 | PROP and VALUE must be strings. FRAME nil or omitted means use the |
7ee72033 MB |
9265 | selected frame. Value is VALUE. */) |
9266 | (prop, value, frame) | |
333b20bb GM |
9267 | Lisp_Object frame, prop, value; |
9268 | { | |
9269 | struct frame *f = check_x_frame (frame); | |
9270 | Atom prop_atom; | |
9271 | ||
b7826503 PJ |
9272 | CHECK_STRING (prop); |
9273 | CHECK_STRING (value); | |
333b20bb GM |
9274 | |
9275 | BLOCK_INPUT; | |
d5db4077 | 9276 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False); |
333b20bb GM |
9277 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9278 | prop_atom, XA_STRING, 8, PropModeReplace, | |
d5db4077 | 9279 | SDATA (value), SCHARS (value)); |
333b20bb GM |
9280 | |
9281 | /* Make sure the property is set when we return. */ | |
9282 | XFlush (FRAME_X_DISPLAY (f)); | |
9283 | UNBLOCK_INPUT; | |
9284 | ||
9285 | return value; | |
9286 | } | |
9287 | ||
9288 | ||
9289 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
9290 | Sx_delete_window_property, 1, 2, 0, | |
7ee72033 MB |
9291 | doc: /* Remove window property PROP from X window of FRAME. |
9292 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
9293 | (prop, frame) | |
333b20bb GM |
9294 | Lisp_Object prop, frame; |
9295 | { | |
9296 | struct frame *f = check_x_frame (frame); | |
9297 | Atom prop_atom; | |
9298 | ||
b7826503 | 9299 | CHECK_STRING (prop); |
333b20bb | 9300 | BLOCK_INPUT; |
d5db4077 | 9301 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False); |
333b20bb GM |
9302 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); |
9303 | ||
9304 | /* Make sure the property is removed when we return. */ | |
9305 | XFlush (FRAME_X_DISPLAY (f)); | |
9306 | UNBLOCK_INPUT; | |
9307 | ||
9308 | return prop; | |
9309 | } | |
9310 | ||
9311 | ||
9312 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
9313 | 1, 2, 0, | |
7ee72033 | 9314 | doc: /* Value is the value of window property PROP on FRAME. |
c061c855 GM |
9315 | If FRAME is nil or omitted, use the selected frame. Value is nil |
9316 | if FRAME hasn't a property with name PROP or if PROP has no string | |
7ee72033 MB |
9317 | value. */) |
9318 | (prop, frame) | |
333b20bb GM |
9319 | Lisp_Object prop, frame; |
9320 | { | |
9321 | struct frame *f = check_x_frame (frame); | |
9322 | Atom prop_atom; | |
9323 | int rc; | |
9324 | Lisp_Object prop_value = Qnil; | |
9325 | char *tmp_data = NULL; | |
9326 | Atom actual_type; | |
9327 | int actual_format; | |
9328 | unsigned long actual_size, bytes_remaining; | |
9329 | ||
b7826503 | 9330 | CHECK_STRING (prop); |
333b20bb | 9331 | BLOCK_INPUT; |
d5db4077 | 9332 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False); |
333b20bb GM |
9333 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9334 | prop_atom, 0, 0, False, XA_STRING, | |
9335 | &actual_type, &actual_format, &actual_size, | |
9336 | &bytes_remaining, (unsigned char **) &tmp_data); | |
9337 | if (rc == Success) | |
9338 | { | |
9339 | int size = bytes_remaining; | |
9340 | ||
9341 | XFree (tmp_data); | |
9342 | tmp_data = NULL; | |
9343 | ||
9344 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9345 | prop_atom, 0, bytes_remaining, | |
9346 | False, XA_STRING, | |
177c0ea7 JB |
9347 | &actual_type, &actual_format, |
9348 | &actual_size, &bytes_remaining, | |
333b20bb | 9349 | (unsigned char **) &tmp_data); |
4c8c7926 | 9350 | if (rc == Success && tmp_data) |
333b20bb GM |
9351 | prop_value = make_string (tmp_data, size); |
9352 | ||
9353 | XFree (tmp_data); | |
9354 | } | |
9355 | ||
9356 | UNBLOCK_INPUT; | |
9357 | return prop_value; | |
9358 | } | |
9359 | ||
9360 | ||
9361 | \f | |
9362 | /*********************************************************************** | |
9363 | Busy cursor | |
9364 | ***********************************************************************/ | |
9365 | ||
4ae9a85e | 9366 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 9367 | an hourglass cursor on all frames. */ |
333b20bb | 9368 | |
0af913d7 | 9369 | static struct atimer *hourglass_atimer; |
333b20bb | 9370 | |
0af913d7 | 9371 | /* Non-zero means an hourglass cursor is currently shown. */ |
333b20bb | 9372 | |
0af913d7 | 9373 | static int hourglass_shown_p; |
333b20bb | 9374 | |
0af913d7 | 9375 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
333b20bb | 9376 | |
0af913d7 | 9377 | static Lisp_Object Vhourglass_delay; |
333b20bb | 9378 | |
0af913d7 | 9379 | /* Default number of seconds to wait before displaying an hourglass |
4ae9a85e GM |
9380 | cursor. */ |
9381 | ||
0af913d7 | 9382 | #define DEFAULT_HOURGLASS_DELAY 1 |
4ae9a85e GM |
9383 | |
9384 | /* Function prototypes. */ | |
9385 | ||
0af913d7 GM |
9386 | static void show_hourglass P_ ((struct atimer *)); |
9387 | static void hide_hourglass P_ ((void)); | |
4ae9a85e GM |
9388 | |
9389 | ||
0af913d7 | 9390 | /* Cancel a currently active hourglass timer, and start a new one. */ |
4ae9a85e GM |
9391 | |
9392 | void | |
0af913d7 | 9393 | start_hourglass () |
333b20bb | 9394 | { |
4ae9a85e | 9395 | EMACS_TIME delay; |
3caa99d3 | 9396 | int secs, usecs = 0; |
177c0ea7 | 9397 | |
0af913d7 | 9398 | cancel_hourglass (); |
4ae9a85e | 9399 | |
0af913d7 GM |
9400 | if (INTEGERP (Vhourglass_delay) |
9401 | && XINT (Vhourglass_delay) > 0) | |
9402 | secs = XFASTINT (Vhourglass_delay); | |
9403 | else if (FLOATP (Vhourglass_delay) | |
9404 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
3caa99d3 GM |
9405 | { |
9406 | Lisp_Object tem; | |
0af913d7 | 9407 | tem = Ftruncate (Vhourglass_delay, Qnil); |
3caa99d3 | 9408 | secs = XFASTINT (tem); |
0af913d7 | 9409 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
3caa99d3 | 9410 | } |
4ae9a85e | 9411 | else |
0af913d7 | 9412 | secs = DEFAULT_HOURGLASS_DELAY; |
177c0ea7 | 9413 | |
3caa99d3 | 9414 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
9415 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
9416 | show_hourglass, NULL); | |
4ae9a85e GM |
9417 | } |
9418 | ||
9419 | ||
0af913d7 | 9420 | /* Cancel the hourglass cursor timer if active, hide a busy cursor if |
4ae9a85e GM |
9421 | shown. */ |
9422 | ||
9423 | void | |
0af913d7 | 9424 | cancel_hourglass () |
4ae9a85e | 9425 | { |
0af913d7 | 9426 | if (hourglass_atimer) |
99f01f62 | 9427 | { |
0af913d7 GM |
9428 | cancel_atimer (hourglass_atimer); |
9429 | hourglass_atimer = NULL; | |
99f01f62 | 9430 | } |
177c0ea7 | 9431 | |
0af913d7 GM |
9432 | if (hourglass_shown_p) |
9433 | hide_hourglass (); | |
4ae9a85e GM |
9434 | } |
9435 | ||
9436 | ||
0af913d7 GM |
9437 | /* Timer function of hourglass_atimer. TIMER is equal to |
9438 | hourglass_atimer. | |
4ae9a85e | 9439 | |
0af913d7 GM |
9440 | Display an hourglass pointer on all frames by mapping the frames' |
9441 | hourglass_window. Set the hourglass_p flag in the frames' | |
9442 | output_data.x structure to indicate that an hourglass cursor is | |
9443 | shown on the frames. */ | |
4ae9a85e GM |
9444 | |
9445 | static void | |
0af913d7 | 9446 | show_hourglass (timer) |
4ae9a85e GM |
9447 | struct atimer *timer; |
9448 | { | |
9449 | /* The timer implementation will cancel this timer automatically | |
0af913d7 | 9450 | after this function has run. Set hourglass_atimer to null |
4ae9a85e | 9451 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 9452 | hourglass_atimer = NULL; |
4ae9a85e | 9453 | |
0af913d7 | 9454 | if (!hourglass_shown_p) |
333b20bb GM |
9455 | { |
9456 | Lisp_Object rest, frame; | |
177c0ea7 | 9457 | |
4ae9a85e | 9458 | BLOCK_INPUT; |
177c0ea7 | 9459 | |
333b20bb | 9460 | FOR_EACH_FRAME (rest, frame) |
5f7a1890 GM |
9461 | { |
9462 | struct frame *f = XFRAME (frame); | |
177c0ea7 | 9463 | |
5f7a1890 GM |
9464 | if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f)) |
9465 | { | |
9466 | Display *dpy = FRAME_X_DISPLAY (f); | |
177c0ea7 | 9467 | |
5f7a1890 GM |
9468 | #ifdef USE_X_TOOLKIT |
9469 | if (f->output_data.x->widget) | |
9470 | #else | |
9471 | if (FRAME_OUTER_WINDOW (f)) | |
9472 | #endif | |
9473 | { | |
0af913d7 | 9474 | f->output_data.x->hourglass_p = 1; |
177c0ea7 | 9475 | |
0af913d7 | 9476 | if (!f->output_data.x->hourglass_window) |
5f7a1890 GM |
9477 | { |
9478 | unsigned long mask = CWCursor; | |
9479 | XSetWindowAttributes attrs; | |
177c0ea7 | 9480 | |
0af913d7 | 9481 | attrs.cursor = f->output_data.x->hourglass_cursor; |
177c0ea7 | 9482 | |
0af913d7 | 9483 | f->output_data.x->hourglass_window |
5f7a1890 GM |
9484 | = XCreateWindow (dpy, FRAME_OUTER_WINDOW (f), |
9485 | 0, 0, 32000, 32000, 0, 0, | |
9486 | InputOnly, | |
9487 | CopyFromParent, | |
9488 | mask, &attrs); | |
9489 | } | |
177c0ea7 | 9490 | |
0af913d7 | 9491 | XMapRaised (dpy, f->output_data.x->hourglass_window); |
5f7a1890 GM |
9492 | XFlush (dpy); |
9493 | } | |
9494 | } | |
9495 | } | |
333b20bb | 9496 | |
0af913d7 | 9497 | hourglass_shown_p = 1; |
4ae9a85e GM |
9498 | UNBLOCK_INPUT; |
9499 | } | |
333b20bb GM |
9500 | } |
9501 | ||
9502 | ||
0af913d7 GM |
9503 | /* Hide the hourglass pointer on all frames, if it is currently |
9504 | shown. */ | |
333b20bb | 9505 | |
4ae9a85e | 9506 | static void |
0af913d7 | 9507 | hide_hourglass () |
4ae9a85e | 9508 | { |
0af913d7 | 9509 | if (hourglass_shown_p) |
333b20bb | 9510 | { |
4ae9a85e GM |
9511 | Lisp_Object rest, frame; |
9512 | ||
9513 | BLOCK_INPUT; | |
9514 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 9515 | { |
4ae9a85e | 9516 | struct frame *f = XFRAME (frame); |
177c0ea7 | 9517 | |
4ae9a85e GM |
9518 | if (FRAME_X_P (f) |
9519 | /* Watch out for newly created frames. */ | |
0af913d7 | 9520 | && f->output_data.x->hourglass_window) |
4ae9a85e | 9521 | { |
0af913d7 GM |
9522 | XUnmapWindow (FRAME_X_DISPLAY (f), |
9523 | f->output_data.x->hourglass_window); | |
9524 | /* Sync here because XTread_socket looks at the | |
9525 | hourglass_p flag that is reset to zero below. */ | |
4ae9a85e | 9526 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 9527 | f->output_data.x->hourglass_p = 0; |
4ae9a85e | 9528 | } |
333b20bb | 9529 | } |
333b20bb | 9530 | |
0af913d7 | 9531 | hourglass_shown_p = 0; |
4ae9a85e GM |
9532 | UNBLOCK_INPUT; |
9533 | } | |
333b20bb GM |
9534 | } |
9535 | ||
9536 | ||
9537 | \f | |
9538 | /*********************************************************************** | |
9539 | Tool tips | |
9540 | ***********************************************************************/ | |
9541 | ||
9542 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
275841bf | 9543 | Lisp_Object, Lisp_Object)); |
06d62053 | 9544 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
ab452f99 | 9545 | Lisp_Object, int, int, int *, int *)); |
177c0ea7 | 9546 | |
44b5a125 | 9547 | /* The frame of a currently visible tooltip. */ |
333b20bb | 9548 | |
44b5a125 | 9549 | Lisp_Object tip_frame; |
333b20bb GM |
9550 | |
9551 | /* If non-nil, a timer started that hides the last tooltip when it | |
9552 | fires. */ | |
9553 | ||
9554 | Lisp_Object tip_timer; | |
9555 | Window tip_window; | |
9556 | ||
06d62053 GM |
9557 | /* If non-nil, a vector of 3 elements containing the last args |
9558 | with which x-show-tip was called. See there. */ | |
9559 | ||
9560 | Lisp_Object last_show_tip_args; | |
9561 | ||
d63931a2 GM |
9562 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
9563 | ||
9564 | Lisp_Object Vx_max_tooltip_size; | |
9565 | ||
eaf1eea9 GM |
9566 | |
9567 | static Lisp_Object | |
9568 | unwind_create_tip_frame (frame) | |
9569 | Lisp_Object frame; | |
9570 | { | |
c844a81a GM |
9571 | Lisp_Object deleted; |
9572 | ||
9573 | deleted = unwind_create_frame (frame); | |
9574 | if (EQ (deleted, Qt)) | |
9575 | { | |
9576 | tip_window = None; | |
9577 | tip_frame = Qnil; | |
9578 | } | |
177c0ea7 | 9579 | |
c844a81a | 9580 | return deleted; |
eaf1eea9 GM |
9581 | } |
9582 | ||
9583 | ||
333b20bb | 9584 | /* Create a frame for a tooltip on the display described by DPYINFO. |
275841bf GM |
9585 | PARMS is a list of frame parameters. TEXT is the string to |
9586 | display in the tip frame. Value is the frame. | |
eaf1eea9 GM |
9587 | |
9588 | Note that functions called here, esp. x_default_parameter can | |
9589 | signal errors, for instance when a specified color name is | |
9590 | undefined. We have to make sure that we're in a consistent state | |
9591 | when this happens. */ | |
333b20bb GM |
9592 | |
9593 | static Lisp_Object | |
275841bf | 9594 | x_create_tip_frame (dpyinfo, parms, text) |
333b20bb | 9595 | struct x_display_info *dpyinfo; |
275841bf | 9596 | Lisp_Object parms, text; |
333b20bb GM |
9597 | { |
9598 | struct frame *f; | |
9599 | Lisp_Object frame, tem; | |
9600 | Lisp_Object name; | |
333b20bb GM |
9601 | long window_prompting = 0; |
9602 | int width, height; | |
331379bf | 9603 | int count = SPECPDL_INDEX (); |
b6d7acec | 9604 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb | 9605 | struct kboard *kb; |
06d62053 | 9606 | int face_change_count_before = face_change_count; |
275841bf GM |
9607 | Lisp_Object buffer; |
9608 | struct buffer *old_buffer; | |
333b20bb GM |
9609 | |
9610 | check_x (); | |
9611 | ||
9612 | /* Use this general default value to start with until we know if | |
9613 | this frame has a specified name. */ | |
9614 | Vx_resource_name = Vinvocation_name; | |
9615 | ||
9616 | #ifdef MULTI_KBOARD | |
9617 | kb = dpyinfo->kboard; | |
9618 | #else | |
9619 | kb = &the_only_kboard; | |
9620 | #endif | |
9621 | ||
9622 | /* Get the name of the frame to use for resource lookup. */ | |
9623 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
9624 | if (!STRINGP (name) | |
9625 | && !EQ (name, Qunbound) | |
9626 | && !NILP (name)) | |
9627 | error ("Invalid frame name--not a string or nil"); | |
9628 | Vx_resource_name = name; | |
9629 | ||
9630 | frame = Qnil; | |
9631 | GCPRO3 (parms, name, frame); | |
44b5a125 | 9632 | f = make_frame (1); |
333b20bb | 9633 | XSETFRAME (frame, f); |
275841bf GM |
9634 | |
9635 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
be786000 | 9636 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer, Qnil); |
275841bf GM |
9637 | old_buffer = current_buffer; |
9638 | set_buffer_internal_1 (XBUFFER (buffer)); | |
d63931a2 | 9639 | current_buffer->truncate_lines = Qnil; |
275841bf GM |
9640 | Ferase_buffer (); |
9641 | Finsert (1, &text); | |
9642 | set_buffer_internal_1 (old_buffer); | |
177c0ea7 | 9643 | |
333b20bb | 9644 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
8a1a7743 | 9645 | record_unwind_protect (unwind_create_tip_frame, frame); |
333b20bb | 9646 | |
eaf1eea9 GM |
9647 | /* By setting the output method, we're essentially saying that |
9648 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
9649 | from this point on, x_destroy_window might screw up reference | |
9650 | counts etc. */ | |
333b20bb GM |
9651 | f->output_method = output_x_window; |
9652 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
9653 | bzero (f->output_data.x, sizeof (struct x_output)); | |
9654 | f->output_data.x->icon_bitmap = -1; | |
be786000 | 9655 | FRAME_FONTSET (f) = -1; |
61d461a8 GM |
9656 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
9657 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
9658 | #ifdef USE_TOOLKIT_SCROLL_BARS |
9659 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
9660 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
9661 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
333b20bb GM |
9662 | f->icon_name = Qnil; |
9663 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
f1d2ce7f | 9664 | #if GLYPH_DEBUG |
eaf1eea9 GM |
9665 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
9666 | dpyinfo_refcount = dpyinfo->reference_count; | |
9667 | #endif /* GLYPH_DEBUG */ | |
333b20bb GM |
9668 | #ifdef MULTI_KBOARD |
9669 | FRAME_KBOARD (f) = kb; | |
9670 | #endif | |
9671 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
9672 | f->output_data.x->explicit_parent = 0; | |
9673 | ||
61d461a8 GM |
9674 | /* These colors will be set anyway later, but it's important |
9675 | to get the color reference counts right, so initialize them! */ | |
9676 | { | |
9677 | Lisp_Object black; | |
9678 | struct gcpro gcpro1; | |
177c0ea7 | 9679 | |
61d461a8 GM |
9680 | black = build_string ("black"); |
9681 | GCPRO1 (black); | |
9682 | f->output_data.x->foreground_pixel | |
9683 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9684 | f->output_data.x->background_pixel | |
9685 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9686 | f->output_data.x->cursor_pixel | |
9687 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9688 | f->output_data.x->cursor_foreground_pixel | |
9689 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9690 | f->output_data.x->border_pixel | |
9691 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9692 | f->output_data.x->mouse_pixel | |
9693 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9694 | UNGCPRO; | |
9695 | } | |
9696 | ||
333b20bb GM |
9697 | /* Set the name; the functions to which we pass f expect the name to |
9698 | be set. */ | |
9699 | if (EQ (name, Qunbound) || NILP (name)) | |
9700 | { | |
9701 | f->name = build_string (dpyinfo->x_id_name); | |
9702 | f->explicit_name = 0; | |
9703 | } | |
9704 | else | |
9705 | { | |
9706 | f->name = name; | |
9707 | f->explicit_name = 1; | |
9708 | /* use the frame's title when getting resources for this frame. */ | |
9709 | specbind (Qx_resource_name, name); | |
9710 | } | |
9711 | ||
eaf1eea9 GM |
9712 | /* Extract the window parameters from the supplied values that are |
9713 | needed to determine window geometry. */ | |
333b20bb GM |
9714 | { |
9715 | Lisp_Object font; | |
9716 | ||
9717 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
9718 | ||
9719 | BLOCK_INPUT; | |
9720 | /* First, try whatever font the caller has specified. */ | |
9721 | if (STRINGP (font)) | |
9722 | { | |
9723 | tem = Fquery_fontset (font, Qnil); | |
9724 | if (STRINGP (tem)) | |
d5db4077 | 9725 | font = x_new_fontset (f, SDATA (tem)); |
333b20bb | 9726 | else |
d5db4077 | 9727 | font = x_new_font (f, SDATA (font)); |
333b20bb | 9728 | } |
177c0ea7 | 9729 | |
333b20bb GM |
9730 | /* Try out a font which we hope has bold and italic variations. */ |
9731 | if (!STRINGP (font)) | |
9732 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
9733 | if (!STRINGP (font)) | |
9734 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
9735 | if (! STRINGP (font)) | |
9736 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
9737 | if (! STRINGP (font)) | |
9738 | /* This was formerly the first thing tried, but it finds too many fonts | |
9739 | and takes too long. */ | |
9740 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
9741 | /* If those didn't work, look for something which will at least work. */ | |
9742 | if (! STRINGP (font)) | |
9743 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
9744 | UNBLOCK_INPUT; | |
9745 | if (! STRINGP (font)) | |
9746 | font = build_string ("fixed"); | |
9747 | ||
9748 | x_default_parameter (f, parms, Qfont, font, | |
9749 | "font", "Font", RES_TYPE_STRING); | |
9750 | } | |
9751 | ||
9752 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
9753 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
177c0ea7 | 9754 | |
333b20bb GM |
9755 | /* This defaults to 2 in order to match xterm. We recognize either |
9756 | internalBorderWidth or internalBorder (which is what xterm calls | |
9757 | it). */ | |
9758 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
9759 | { | |
9760 | Lisp_Object value; | |
9761 | ||
9762 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
9763 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
9764 | if (! EQ (value, Qunbound)) | |
9765 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
9766 | parms); | |
9767 | } | |
9768 | ||
9769 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
9770 | "internalBorderWidth", "internalBorderWidth", | |
9771 | RES_TYPE_NUMBER); | |
9772 | ||
9773 | /* Also do the stuff which must be set before the window exists. */ | |
9774 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
9775 | "foreground", "Foreground", RES_TYPE_STRING); | |
9776 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
9777 | "background", "Background", RES_TYPE_STRING); | |
9778 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
9779 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
9780 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
9781 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
9782 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
9783 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
9784 | ||
9785 | /* Init faces before x_default_parameter is called for scroll-bar | |
9786 | parameters because that function calls x_set_scroll_bar_width, | |
9787 | which calls change_frame_size, which calls Fset_window_buffer, | |
9788 | which runs hooks, which call Fvertical_motion. At the end, we | |
9789 | end up in init_iterator with a null face cache, which should not | |
9790 | happen. */ | |
9791 | init_frame_faces (f); | |
177c0ea7 | 9792 | |
333b20bb | 9793 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
333b20bb | 9794 | |
7c0d3ed8 | 9795 | window_prompting = x_figure_window_size (f, parms, 0); |
333b20bb | 9796 | |
333b20bb GM |
9797 | { |
9798 | XSetWindowAttributes attrs; | |
9799 | unsigned long mask; | |
177c0ea7 | 9800 | |
333b20bb | 9801 | BLOCK_INPUT; |
c51d2b5e GM |
9802 | mask = CWBackPixel | CWOverrideRedirect | CWEventMask; |
9803 | if (DoesSaveUnders (dpyinfo->screen)) | |
9804 | mask |= CWSaveUnder; | |
177c0ea7 | 9805 | |
9b2956e2 GM |
9806 | /* Window managers look at the override-redirect flag to determine |
9807 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
9808 | 3.2.8). */ |
9809 | attrs.override_redirect = True; | |
9810 | attrs.save_under = True; | |
9811 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
9812 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
9813 | attrs.event_mask = StructureNotifyMask; | |
9814 | tip_window | |
9815 | = FRAME_X_WINDOW (f) | |
9816 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
9817 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
9818 | /* x, y, width, height */ | |
9819 | 0, 0, 1, 1, | |
9820 | /* Border. */ | |
9821 | 1, | |
9822 | CopyFromParent, InputOutput, CopyFromParent, | |
9823 | mask, &attrs); | |
9824 | UNBLOCK_INPUT; | |
9825 | } | |
9826 | ||
9827 | x_make_gc (f); | |
9828 | ||
333b20bb GM |
9829 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
9830 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
9831 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
9832 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
9833 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
9834 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
9835 | ||
be786000 | 9836 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
333b20bb | 9837 | Change will not be effected unless different from the current |
be786000 KS |
9838 | FRAME_LINES (f). */ |
9839 | width = FRAME_COLS (f); | |
9840 | height = FRAME_LINES (f); | |
9841 | SET_FRAME_COLS (f, 0); | |
9842 | FRAME_LINES (f) = 0; | |
8938a4fb | 9843 | change_frame_size (f, height, width, 1, 0, 0); |
177c0ea7 | 9844 | |
cd1d850f JPW |
9845 | /* Add `tooltip' frame parameter's default value. */ |
9846 | if (NILP (Fframe_parameter (frame, intern ("tooltip")))) | |
9847 | Fmodify_frame_parameters (frame, Fcons (Fcons (intern ("tooltip"), Qt), | |
9848 | Qnil)); | |
177c0ea7 | 9849 | |
035d5114 | 9850 | /* Set up faces after all frame parameters are known. This call |
6801a572 GM |
9851 | also merges in face attributes specified for new frames. |
9852 | ||
9853 | Frame parameters may be changed if .Xdefaults contains | |
9854 | specifications for the default font. For example, if there is an | |
9855 | `Emacs.default.attributeBackground: pink', the `background-color' | |
9856 | attribute of the frame get's set, which let's the internal border | |
9857 | of the tooltip frame appear in pink. Prevent this. */ | |
9858 | { | |
9859 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
9860 | ||
9861 | /* Set tip_frame here, so that */ | |
9862 | tip_frame = frame; | |
9863 | call1 (Qface_set_after_frame_default, frame); | |
177c0ea7 | 9864 | |
6801a572 GM |
9865 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) |
9866 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
9867 | Qnil)); | |
9868 | } | |
177c0ea7 | 9869 | |
333b20bb GM |
9870 | f->no_split = 1; |
9871 | ||
9872 | UNGCPRO; | |
9873 | ||
9874 | /* It is now ok to make the frame official even if we get an error | |
9875 | below. And the frame needs to be on Vframe_list or making it | |
9876 | visible won't work. */ | |
9877 | Vframe_list = Fcons (frame, Vframe_list); | |
9878 | ||
9879 | /* Now that the frame is official, it counts as a reference to | |
9880 | its display. */ | |
9881 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
9882 | ||
06d62053 GM |
9883 | /* Setting attributes of faces of the tooltip frame from resources |
9884 | and similar will increment face_change_count, which leads to the | |
9885 | clearing of all current matrices. Since this isn't necessary | |
9886 | here, avoid it by resetting face_change_count to the value it | |
9887 | had before we created the tip frame. */ | |
9888 | face_change_count = face_change_count_before; | |
9889 | ||
eaf1eea9 | 9890 | /* Discard the unwind_protect. */ |
333b20bb GM |
9891 | return unbind_to (count, frame); |
9892 | } | |
9893 | ||
9894 | ||
06d62053 GM |
9895 | /* Compute where to display tip frame F. PARMS is the list of frame |
9896 | parameters for F. DX and DY are specified offsets from the current | |
ab452f99 GM |
9897 | location of the mouse. WIDTH and HEIGHT are the width and height |
9898 | of the tooltip. Return coordinates relative to the root window of | |
9899 | the display in *ROOT_X, and *ROOT_Y. */ | |
06d62053 GM |
9900 | |
9901 | static void | |
ab452f99 | 9902 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
06d62053 GM |
9903 | struct frame *f; |
9904 | Lisp_Object parms, dx, dy; | |
ab452f99 | 9905 | int width, height; |
06d62053 GM |
9906 | int *root_x, *root_y; |
9907 | { | |
9908 | Lisp_Object left, top; | |
9909 | int win_x, win_y; | |
9910 | Window root, child; | |
9911 | unsigned pmask; | |
177c0ea7 | 9912 | |
06d62053 GM |
9913 | /* User-specified position? */ |
9914 | left = Fcdr (Fassq (Qleft, parms)); | |
9915 | top = Fcdr (Fassq (Qtop, parms)); | |
177c0ea7 | 9916 | |
06d62053 GM |
9917 | /* Move the tooltip window where the mouse pointer is. Resize and |
9918 | show it. */ | |
570d22b0 | 9919 | if (!INTEGERP (left) || !INTEGERP (top)) |
ab452f99 GM |
9920 | { |
9921 | BLOCK_INPUT; | |
9922 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
9923 | &root, &child, root_x, root_y, &win_x, &win_y, &pmask); | |
9924 | UNBLOCK_INPUT; | |
9925 | } | |
06d62053 | 9926 | |
06d62053 GM |
9927 | if (INTEGERP (top)) |
9928 | *root_y = XINT (top); | |
ab452f99 GM |
9929 | else if (*root_y + XINT (dy) - height < 0) |
9930 | *root_y -= XINT (dy); | |
9931 | else | |
9932 | { | |
9933 | *root_y -= height; | |
9934 | *root_y += XINT (dy); | |
9935 | } | |
9936 | ||
9937 | if (INTEGERP (left)) | |
9938 | *root_x = XINT (left); | |
d682d3df RS |
9939 | else if (*root_x + XINT (dx) + width <= FRAME_X_DISPLAY_INFO (f)->width) |
9940 | /* It fits to the right of the pointer. */ | |
9941 | *root_x += XINT (dx); | |
9942 | else if (width + XINT (dx) <= *root_x) | |
9943 | /* It fits to the left of the pointer. */ | |
ab452f99 GM |
9944 | *root_x -= width + XINT (dx); |
9945 | else | |
d682d3df RS |
9946 | /* Put it left-justified on the screen--it ought to fit that way. */ |
9947 | *root_x = 0; | |
06d62053 GM |
9948 | } |
9949 | ||
9950 | ||
0634ce98 | 9951 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
7ee72033 | 9952 | doc: /* Show STRING in a "tooltip" window on frame FRAME. |
c061c855 GM |
9953 | A tooltip window is a small X window displaying a string. |
9954 | ||
9955 | FRAME nil or omitted means use the selected frame. | |
9956 | ||
9957 | PARMS is an optional list of frame parameters which can be used to | |
9958 | change the tooltip's appearance. | |
9959 | ||
9960 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil | |
9961 | means use the default timeout of 5 seconds. | |
9962 | ||
9963 | If the list of frame parameters PARAMS contains a `left' parameters, | |
9964 | the tooltip is displayed at that x-position. Otherwise it is | |
9965 | displayed at the mouse position, with offset DX added (default is 5 if | |
9966 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
9967 | parameter is specified, it determines the y-position of the tooltip | |
9968 | window, otherwise it is displayed at the mouse position, with offset | |
9969 | DY added (default is -10). | |
9970 | ||
9971 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
7ee72033 MB |
9972 | Text larger than the specified size is clipped. */) |
9973 | (string, frame, parms, timeout, dx, dy) | |
0634ce98 | 9974 | Lisp_Object string, frame, parms, timeout, dx, dy; |
333b20bb GM |
9975 | { |
9976 | struct frame *f; | |
9977 | struct window *w; | |
06d62053 | 9978 | int root_x, root_y; |
333b20bb GM |
9979 | struct buffer *old_buffer; |
9980 | struct text_pos pos; | |
9981 | int i, width, height; | |
393f2d14 | 9982 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb | 9983 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
331379bf | 9984 | int count = SPECPDL_INDEX (); |
177c0ea7 | 9985 | |
333b20bb GM |
9986 | specbind (Qinhibit_redisplay, Qt); |
9987 | ||
393f2d14 | 9988 | GCPRO4 (string, parms, frame, timeout); |
333b20bb | 9989 | |
b7826503 | 9990 | CHECK_STRING (string); |
333b20bb GM |
9991 | f = check_x_frame (frame); |
9992 | if (NILP (timeout)) | |
9993 | timeout = make_number (5); | |
9994 | else | |
b7826503 | 9995 | CHECK_NATNUM (timeout); |
177c0ea7 | 9996 | |
0634ce98 GM |
9997 | if (NILP (dx)) |
9998 | dx = make_number (5); | |
9999 | else | |
b7826503 | 10000 | CHECK_NUMBER (dx); |
177c0ea7 | 10001 | |
0634ce98 | 10002 | if (NILP (dy)) |
12c67a7f | 10003 | dy = make_number (-10); |
0634ce98 | 10004 | else |
b7826503 | 10005 | CHECK_NUMBER (dy); |
333b20bb | 10006 | |
06d62053 GM |
10007 | if (NILP (last_show_tip_args)) |
10008 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
10009 | ||
10010 | if (!NILP (tip_frame)) | |
10011 | { | |
10012 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
10013 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
10014 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
10015 | ||
10016 | if (EQ (frame, last_frame) | |
10017 | && !NILP (Fequal (last_string, string)) | |
10018 | && !NILP (Fequal (last_parms, parms))) | |
10019 | { | |
10020 | struct frame *f = XFRAME (tip_frame); | |
177c0ea7 | 10021 | |
06d62053 GM |
10022 | /* Only DX and DY have changed. */ |
10023 | if (!NILP (tip_timer)) | |
ae782866 GM |
10024 | { |
10025 | Lisp_Object timer = tip_timer; | |
10026 | tip_timer = Qnil; | |
10027 | call1 (Qcancel_timer, timer); | |
10028 | } | |
06d62053 GM |
10029 | |
10030 | BLOCK_INPUT; | |
be786000 KS |
10031 | compute_tip_xy (f, parms, dx, dy, FRAME_PIXEL_WIDTH (f), |
10032 | FRAME_PIXEL_HEIGHT (f), &root_x, &root_y); | |
06d62053 | 10033 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 10034 | root_x, root_y); |
06d62053 GM |
10035 | UNBLOCK_INPUT; |
10036 | goto start_timer; | |
10037 | } | |
10038 | } | |
10039 | ||
333b20bb GM |
10040 | /* Hide a previous tip, if any. */ |
10041 | Fx_hide_tip (); | |
10042 | ||
06d62053 GM |
10043 | ASET (last_show_tip_args, 0, string); |
10044 | ASET (last_show_tip_args, 1, frame); | |
10045 | ASET (last_show_tip_args, 2, parms); | |
10046 | ||
333b20bb GM |
10047 | /* Add default values to frame parameters. */ |
10048 | if (NILP (Fassq (Qname, parms))) | |
10049 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
10050 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10051 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
10052 | if (NILP (Fassq (Qborder_width, parms))) | |
10053 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
10054 | if (NILP (Fassq (Qborder_color, parms))) | |
10055 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
10056 | if (NILP (Fassq (Qbackground_color, parms))) | |
10057 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
10058 | parms); | |
10059 | ||
10060 | /* Create a frame for the tooltip, and record it in the global | |
10061 | variable tip_frame. */ | |
275841bf | 10062 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms, string); |
44b5a125 | 10063 | f = XFRAME (frame); |
333b20bb | 10064 | |
d63931a2 | 10065 | /* Set up the frame's root window. */ |
333b20bb | 10066 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
be786000 | 10067 | w->left_col = w->top_line = make_number (0); |
177c0ea7 | 10068 | |
d63931a2 GM |
10069 | if (CONSP (Vx_max_tooltip_size) |
10070 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
10071 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
10072 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
10073 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
10074 | { | |
be786000 KS |
10075 | w->total_cols = XCAR (Vx_max_tooltip_size); |
10076 | w->total_lines = XCDR (Vx_max_tooltip_size); | |
d63931a2 GM |
10077 | } |
10078 | else | |
10079 | { | |
be786000 KS |
10080 | w->total_cols = make_number (80); |
10081 | w->total_lines = make_number (40); | |
d63931a2 | 10082 | } |
177c0ea7 | 10083 | |
be786000 | 10084 | FRAME_TOTAL_COLS (f) = XINT (w->total_cols); |
333b20bb GM |
10085 | adjust_glyphs (f); |
10086 | w->pseudo_window_p = 1; | |
10087 | ||
10088 | /* Display the tooltip text in a temporary buffer. */ | |
333b20bb | 10089 | old_buffer = current_buffer; |
275841bf | 10090 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
d63931a2 | 10091 | current_buffer->truncate_lines = Qnil; |
333b20bb GM |
10092 | clear_glyph_matrix (w->desired_matrix); |
10093 | clear_glyph_matrix (w->current_matrix); | |
10094 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
10095 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
10096 | ||
10097 | /* Compute width and height of the tooltip. */ | |
10098 | width = height = 0; | |
10099 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
10100 | { | |
10101 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
10102 | struct glyph *last; | |
10103 | int row_width; | |
10104 | ||
10105 | /* Stop at the first empty row at the end. */ | |
10106 | if (!row->enabled_p || !row->displays_text_p) | |
10107 | break; | |
10108 | ||
d7bf0342 GM |
10109 | /* Let the row go over the full width of the frame. */ |
10110 | row->full_width_p = 1; | |
333b20bb | 10111 | |
e3130015 | 10112 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
10113 | the cursor there. Don't include the width of this glyph. */ |
10114 | if (row->used[TEXT_AREA]) | |
10115 | { | |
10116 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
10117 | row_width = row->pixel_width - last->pixel_width; | |
10118 | } | |
10119 | else | |
10120 | row_width = row->pixel_width; | |
177c0ea7 | 10121 | |
333b20bb GM |
10122 | height += row->height; |
10123 | width = max (width, row_width); | |
10124 | } | |
10125 | ||
10126 | /* Add the frame's internal border to the width and height the X | |
10127 | window should have. */ | |
10128 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10129 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10130 | ||
10131 | /* Move the tooltip window where the mouse pointer is. Resize and | |
10132 | show it. */ | |
ab452f99 | 10133 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
0634ce98 | 10134 | |
0634ce98 | 10135 | BLOCK_INPUT; |
333b20bb | 10136 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 10137 | root_x, root_y, width, height); |
333b20bb GM |
10138 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
10139 | UNBLOCK_INPUT; | |
177c0ea7 | 10140 | |
333b20bb GM |
10141 | /* Draw into the window. */ |
10142 | w->must_be_updated_p = 1; | |
10143 | update_single_window (w, 1); | |
10144 | ||
10145 | /* Restore original current buffer. */ | |
10146 | set_buffer_internal_1 (old_buffer); | |
10147 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
10148 | ||
06d62053 | 10149 | start_timer: |
333b20bb GM |
10150 | /* Let the tip disappear after timeout seconds. */ |
10151 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
10152 | intern ("x-hide-tip")); | |
a744a2ec DL |
10153 | |
10154 | UNGCPRO; | |
333b20bb GM |
10155 | return unbind_to (count, Qnil); |
10156 | } | |
10157 | ||
10158 | ||
10159 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
7ee72033 MB |
10160 | doc: /* Hide the current tooltip window, if there is any. |
10161 | Value is t if tooltip was open, nil otherwise. */) | |
10162 | () | |
333b20bb | 10163 | { |
44b5a125 | 10164 | int count; |
c0006262 GM |
10165 | Lisp_Object deleted, frame, timer; |
10166 | struct gcpro gcpro1, gcpro2; | |
44b5a125 GM |
10167 | |
10168 | /* Return quickly if nothing to do. */ | |
c0006262 | 10169 | if (NILP (tip_timer) && NILP (tip_frame)) |
44b5a125 | 10170 | return Qnil; |
177c0ea7 | 10171 | |
c0006262 GM |
10172 | frame = tip_frame; |
10173 | timer = tip_timer; | |
10174 | GCPRO2 (frame, timer); | |
10175 | tip_frame = tip_timer = deleted = Qnil; | |
177c0ea7 | 10176 | |
331379bf | 10177 | count = SPECPDL_INDEX (); |
333b20bb | 10178 | specbind (Qinhibit_redisplay, Qt); |
44b5a125 | 10179 | specbind (Qinhibit_quit, Qt); |
177c0ea7 | 10180 | |
c0006262 | 10181 | if (!NILP (timer)) |
ae782866 | 10182 | call1 (Qcancel_timer, timer); |
333b20bb | 10183 | |
c0006262 | 10184 | if (FRAMEP (frame)) |
333b20bb | 10185 | { |
44b5a125 GM |
10186 | Fdelete_frame (frame, Qnil); |
10187 | deleted = Qt; | |
f6c44811 GM |
10188 | |
10189 | #ifdef USE_LUCID | |
10190 | /* Bloodcurdling hack alert: The Lucid menu bar widget's | |
10191 | redisplay procedure is not called when a tip frame over menu | |
10192 | items is unmapped. Redisplay the menu manually... */ | |
10193 | { | |
10194 | struct frame *f = SELECTED_FRAME (); | |
10195 | Widget w = f->output_data.x->menubar_widget; | |
10196 | extern void xlwmenu_redisplay P_ ((Widget)); | |
9180dc8c | 10197 | |
f6c44811 | 10198 | if (!DoesSaveUnders (FRAME_X_DISPLAY_INFO (f)->screen) |
dbc64aa7 | 10199 | && w != NULL) |
f6c44811 GM |
10200 | { |
10201 | BLOCK_INPUT; | |
10202 | xlwmenu_redisplay (w); | |
10203 | UNBLOCK_INPUT; | |
10204 | } | |
10205 | } | |
10206 | #endif /* USE_LUCID */ | |
333b20bb GM |
10207 | } |
10208 | ||
c0006262 | 10209 | UNGCPRO; |
44b5a125 | 10210 | return unbind_to (count, deleted); |
333b20bb GM |
10211 | } |
10212 | ||
10213 | ||
10214 | \f | |
10215 | /*********************************************************************** | |
10216 | File selection dialog | |
10217 | ***********************************************************************/ | |
10218 | ||
10219 | #ifdef USE_MOTIF | |
10220 | ||
10221 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
10222 | ||
10223 | static void | |
10224 | file_dialog_cb (widget, client_data, call_data) | |
10225 | Widget widget; | |
10226 | XtPointer call_data, client_data; | |
10227 | { | |
10228 | int *result = (int *) client_data; | |
10229 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
10230 | *result = cb->reason; | |
10231 | } | |
10232 | ||
10233 | ||
a779d213 GM |
10234 | /* Callback for unmapping a file selection dialog. This is used to |
10235 | capture the case where a dialog is closed via a window manager's | |
10236 | closer button, for example. Using a XmNdestroyCallback didn't work | |
10237 | in this case. */ | |
10238 | ||
10239 | static void | |
10240 | file_dialog_unmap_cb (widget, client_data, call_data) | |
10241 | Widget widget; | |
10242 | XtPointer call_data, client_data; | |
10243 | { | |
10244 | int *result = (int *) client_data; | |
10245 | *result = XmCR_CANCEL; | |
10246 | } | |
10247 | ||
10248 | ||
333b20bb | 10249 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
7ee72033 | 10250 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
c061c855 GM |
10251 | Use a file selection dialog. |
10252 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
10253 | specified. Don't let the user enter a file name in the file | |
7ee72033 MB |
10254 | selection dialog's entry field, if MUSTMATCH is non-nil. */) |
10255 | (prompt, dir, default_filename, mustmatch) | |
333b20bb GM |
10256 | Lisp_Object prompt, dir, default_filename, mustmatch; |
10257 | { | |
10258 | int result; | |
0fe92f72 | 10259 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
10260 | Lisp_Object file = Qnil; |
10261 | Widget dialog, text, list, help; | |
10262 | Arg al[10]; | |
10263 | int ac = 0; | |
10264 | extern XtAppContext Xt_app_con; | |
333b20bb | 10265 | XmString dir_xmstring, pattern_xmstring; |
65b21658 | 10266 | int count = SPECPDL_INDEX (); |
333b20bb GM |
10267 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; |
10268 | ||
10269 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
10270 | CHECK_STRING (prompt); |
10271 | CHECK_STRING (dir); | |
333b20bb GM |
10272 | |
10273 | /* Prevent redisplay. */ | |
10274 | specbind (Qinhibit_redisplay, Qt); | |
10275 | ||
10276 | BLOCK_INPUT; | |
10277 | ||
10278 | /* Create the dialog with PROMPT as title, using DIR as initial | |
10279 | directory and using "*" as pattern. */ | |
10280 | dir = Fexpand_file_name (dir, Qnil); | |
d5db4077 | 10281 | dir_xmstring = XmStringCreateLocalized (SDATA (dir)); |
333b20bb | 10282 | pattern_xmstring = XmStringCreateLocalized ("*"); |
177c0ea7 | 10283 | |
d5db4077 | 10284 | XtSetArg (al[ac], XmNtitle, SDATA (prompt)); ++ac; |
333b20bb GM |
10285 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; |
10286 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
10287 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
10288 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
10289 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
10290 | "fsb", al, ac); | |
10291 | XmStringFree (dir_xmstring); | |
10292 | XmStringFree (pattern_xmstring); | |
10293 | ||
10294 | /* Add callbacks for OK and Cancel. */ | |
10295 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
10296 | (XtPointer) &result); | |
10297 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
10298 | (XtPointer) &result); | |
a779d213 GM |
10299 | XtAddCallback (dialog, XmNunmapCallback, file_dialog_unmap_cb, |
10300 | (XtPointer) &result); | |
333b20bb GM |
10301 | |
10302 | /* Disable the help button since we can't display help. */ | |
10303 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
10304 | XtSetSensitive (help, False); | |
10305 | ||
177c0ea7 | 10306 | /* Mark OK button as default. */ |
333b20bb GM |
10307 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), |
10308 | XmNshowAsDefault, True, NULL); | |
10309 | ||
10310 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
10311 | dialog, so that the user must select a file from the files list | |
10312 | box. We can't remove it because we wouldn't have a way to get at | |
10313 | the result file name, then. */ | |
10314 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
10315 | if (!NILP (mustmatch)) | |
10316 | { | |
10317 | Widget label; | |
10318 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
10319 | XtSetSensitive (text, False); | |
10320 | XtSetSensitive (label, False); | |
10321 | } | |
10322 | ||
10323 | /* Manage the dialog, so that list boxes get filled. */ | |
10324 | XtManageChild (dialog); | |
10325 | ||
10326 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
10327 | must include the path for this to work. */ | |
10328 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
10329 | if (STRINGP (default_filename)) | |
10330 | { | |
10331 | XmString default_xmstring; | |
10332 | int item_pos; | |
10333 | ||
10334 | default_xmstring | |
d5db4077 | 10335 | = XmStringCreateLocalized (SDATA (default_filename)); |
333b20bb GM |
10336 | |
10337 | if (!XmListItemExists (list, default_xmstring)) | |
10338 | { | |
10339 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
10340 | XmListAddItem (list, default_xmstring, 0); | |
10341 | item_pos = 0; | |
10342 | } | |
10343 | else | |
10344 | item_pos = XmListItemPos (list, default_xmstring); | |
10345 | XmStringFree (default_xmstring); | |
10346 | ||
10347 | /* Select the item and scroll it into view. */ | |
10348 | XmListSelectPos (list, item_pos, True); | |
10349 | XmListSetPos (list, item_pos); | |
10350 | } | |
10351 | ||
bf338245 | 10352 | /* Process events until the user presses Cancel or OK. */ |
03100098 | 10353 | result = 0; |
a779d213 | 10354 | while (result == 0) |
563b384d | 10355 | { |
bf338245 JD |
10356 | XEvent event; |
10357 | XtAppNextEvent (Xt_app_con, &event); | |
1fcfb866 | 10358 | (void) x_dispatch_event (&event, FRAME_X_DISPLAY (f) ); |
563b384d | 10359 | } |
03100098 | 10360 | |
333b20bb GM |
10361 | /* Get the result. */ |
10362 | if (result == XmCR_OK) | |
10363 | { | |
10364 | XmString text; | |
10365 | String data; | |
177c0ea7 | 10366 | |
d1670063 | 10367 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
10368 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
10369 | XmStringFree (text); | |
10370 | file = build_string (data); | |
10371 | XtFree (data); | |
10372 | } | |
10373 | else | |
10374 | file = Qnil; | |
10375 | ||
10376 | /* Clean up. */ | |
10377 | XtUnmanageChild (dialog); | |
10378 | XtDestroyWidget (dialog); | |
10379 | UNBLOCK_INPUT; | |
10380 | UNGCPRO; | |
10381 | ||
10382 | /* Make "Cancel" equivalent to C-g. */ | |
10383 | if (NILP (file)) | |
10384 | Fsignal (Qquit, Qnil); | |
177c0ea7 | 10385 | |
333b20bb GM |
10386 | return unbind_to (count, file); |
10387 | } | |
10388 | ||
10389 | #endif /* USE_MOTIF */ | |
10390 | ||
488dd4c4 JD |
10391 | #ifdef USE_GTK |
10392 | ||
10393 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
10394 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
10395 | Use a file selection dialog.\n\ | |
10396 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
10397 | specified. Don't let the user enter a file name in the file\n\ | |
10398 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
10399 | (prompt, dir, default_filename, mustmatch) | |
10400 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
10401 | { | |
10402 | FRAME_PTR f = SELECTED_FRAME (); | |
10403 | char *fn; | |
10404 | Lisp_Object file = Qnil; | |
10405 | int count = specpdl_ptr - specpdl; | |
10406 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
10407 | char *cdef_file; | |
10408 | char *cprompt; | |
177c0ea7 | 10409 | |
488dd4c4 JD |
10410 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); |
10411 | CHECK_STRING (prompt); | |
10412 | CHECK_STRING (dir); | |
10413 | ||
10414 | /* Prevent redisplay. */ | |
10415 | specbind (Qinhibit_redisplay, Qt); | |
10416 | ||
10417 | BLOCK_INPUT; | |
10418 | ||
10419 | if (STRINGP (default_filename)) | |
10420 | cdef_file = SDATA (default_filename); | |
10421 | else | |
10422 | cdef_file = SDATA (dir); | |
10423 | ||
10424 | fn = xg_get_file_name (f, SDATA (prompt), cdef_file, ! NILP (mustmatch)); | |
177c0ea7 | 10425 | |
488dd4c4 JD |
10426 | if (fn) |
10427 | { | |
10428 | file = build_string (fn); | |
10429 | xfree (fn); | |
10430 | } | |
10431 | ||
10432 | UNBLOCK_INPUT; | |
10433 | UNGCPRO; | |
10434 | ||
10435 | /* Make "Cancel" equivalent to C-g. */ | |
10436 | if (NILP (file)) | |
10437 | Fsignal (Qquit, Qnil); | |
177c0ea7 | 10438 | |
488dd4c4 JD |
10439 | return unbind_to (count, file); |
10440 | } | |
10441 | ||
10442 | #endif /* USE_GTK */ | |
333b20bb GM |
10443 | |
10444 | \f | |
82bab41c GM |
10445 | /*********************************************************************** |
10446 | Keyboard | |
10447 | ***********************************************************************/ | |
10448 | ||
10449 | #ifdef HAVE_XKBGETKEYBOARD | |
10450 | #include <X11/XKBlib.h> | |
10451 | #include <X11/keysym.h> | |
10452 | #endif | |
10453 | ||
10454 | DEFUN ("x-backspace-delete-keys-p", Fx_backspace_delete_keys_p, | |
10455 | Sx_backspace_delete_keys_p, 0, 1, 0, | |
7ee72033 | 10456 | doc: /* Check if both Backspace and Delete keys are on the keyboard of FRAME. |
c061c855 GM |
10457 | FRAME nil means use the selected frame. |
10458 | Value is t if we know that both keys are present, and are mapped to the | |
7ee72033 MB |
10459 | usual X keysyms. */) |
10460 | (frame) | |
82bab41c GM |
10461 | Lisp_Object frame; |
10462 | { | |
10463 | #ifdef HAVE_XKBGETKEYBOARD | |
10464 | XkbDescPtr kb; | |
10465 | struct frame *f = check_x_frame (frame); | |
10466 | Display *dpy = FRAME_X_DISPLAY (f); | |
10467 | Lisp_Object have_keys; | |
46f6a258 | 10468 | int major, minor, op, event, error; |
82bab41c GM |
10469 | |
10470 | BLOCK_INPUT; | |
46f6a258 GM |
10471 | |
10472 | /* Check library version in case we're dynamically linked. */ | |
10473 | major = XkbMajorVersion; | |
10474 | minor = XkbMinorVersion; | |
10475 | if (!XkbLibraryVersion (&major, &minor)) | |
c1efd260 GM |
10476 | { |
10477 | UNBLOCK_INPUT; | |
10478 | return Qnil; | |
10479 | } | |
46f6a258 GM |
10480 | |
10481 | /* Check that the server supports XKB. */ | |
10482 | major = XkbMajorVersion; | |
10483 | minor = XkbMinorVersion; | |
10484 | if (!XkbQueryExtension (dpy, &op, &event, &error, &major, &minor)) | |
c1efd260 GM |
10485 | { |
10486 | UNBLOCK_INPUT; | |
10487 | return Qnil; | |
10488 | } | |
177c0ea7 | 10489 | |
46f6a258 | 10490 | have_keys = Qnil; |
c1efd260 | 10491 | kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd); |
82bab41c GM |
10492 | if (kb) |
10493 | { | |
10494 | int delete_keycode = 0, backspace_keycode = 0, i; | |
c1efd260 GM |
10495 | |
10496 | if (XkbGetNames (dpy, XkbAllNamesMask, kb) == Success) | |
82bab41c | 10497 | { |
c1efd260 GM |
10498 | for (i = kb->min_key_code; |
10499 | (i < kb->max_key_code | |
10500 | && (delete_keycode == 0 || backspace_keycode == 0)); | |
10501 | ++i) | |
10502 | { | |
d63931a2 GM |
10503 | /* The XKB symbolic key names can be seen most easily in |
10504 | the PS file generated by `xkbprint -label name | |
10505 | $DISPLAY'. */ | |
c1efd260 GM |
10506 | if (bcmp ("DELE", kb->names->keys[i].name, 4) == 0) |
10507 | delete_keycode = i; | |
10508 | else if (bcmp ("BKSP", kb->names->keys[i].name, 4) == 0) | |
10509 | backspace_keycode = i; | |
10510 | } | |
10511 | ||
10512 | XkbFreeNames (kb, 0, True); | |
82bab41c GM |
10513 | } |
10514 | ||
c1efd260 | 10515 | XkbFreeClientMap (kb, 0, True); |
177c0ea7 | 10516 | |
82bab41c GM |
10517 | if (delete_keycode |
10518 | && backspace_keycode | |
10519 | && XKeysymToKeycode (dpy, XK_Delete) == delete_keycode | |
10520 | && XKeysymToKeycode (dpy, XK_BackSpace) == backspace_keycode) | |
10521 | have_keys = Qt; | |
10522 | } | |
10523 | UNBLOCK_INPUT; | |
10524 | return have_keys; | |
10525 | #else /* not HAVE_XKBGETKEYBOARD */ | |
10526 | return Qnil; | |
10527 | #endif /* not HAVE_XKBGETKEYBOARD */ | |
10528 | } | |
10529 | ||
10530 | ||
10531 | \f | |
333b20bb GM |
10532 | /*********************************************************************** |
10533 | Initialization | |
10534 | ***********************************************************************/ | |
10535 | ||
4dacadcc | 10536 | /* Keep this list in the same order as frame_parms in frame.c. |
7c0d3ed8 KS |
10537 | Use 0 for unsupported frame parameters. */ |
10538 | ||
10539 | frame_parm_handler x_frame_parm_handlers[] = | |
10540 | { | |
10541 | x_set_autoraise, | |
10542 | x_set_autolower, | |
10543 | x_set_background_color, | |
10544 | x_set_border_color, | |
10545 | x_set_border_width, | |
10546 | x_set_cursor_color, | |
10547 | x_set_cursor_type, | |
10548 | x_set_font, | |
10549 | x_set_foreground_color, | |
10550 | x_set_icon_name, | |
10551 | x_set_icon_type, | |
10552 | x_set_internal_border_width, | |
10553 | x_set_menu_bar_lines, | |
10554 | x_set_mouse_color, | |
10555 | x_explicitly_set_name, | |
10556 | x_set_scroll_bar_width, | |
10557 | x_set_title, | |
10558 | x_set_unsplittable, | |
10559 | x_set_vertical_scroll_bars, | |
10560 | x_set_visibility, | |
10561 | x_set_tool_bar_lines, | |
10562 | x_set_scroll_bar_foreground, | |
10563 | x_set_scroll_bar_background, | |
10564 | x_set_screen_gamma, | |
10565 | x_set_line_spacing, | |
10566 | x_set_fringe_width, | |
10567 | x_set_fringe_width, | |
10568 | x_set_wait_for_wm, | |
10569 | x_set_fullscreen, | |
10570 | }; | |
10571 | ||
333b20bb GM |
10572 | void |
10573 | syms_of_xfns () | |
10574 | { | |
10575 | /* This is zero if not using X windows. */ | |
10576 | x_in_use = 0; | |
10577 | ||
10578 | /* The section below is built by the lisp expression at the top of the file, | |
10579 | just above where these variables are declared. */ | |
10580 | /*&&& init symbols here &&&*/ | |
baaed68e JB |
10581 | Qnone = intern ("none"); |
10582 | staticpro (&Qnone); | |
8af1d7ca JB |
10583 | Qsuppress_icon = intern ("suppress-icon"); |
10584 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 10585 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 10586 | staticpro (&Qundefined_color); |
7c7ff7f5 GM |
10587 | Qcenter = intern ("center"); |
10588 | staticpro (&Qcenter); | |
96db09e4 KH |
10589 | Qcompound_text = intern ("compound-text"); |
10590 | staticpro (&Qcompound_text); | |
ae782866 GM |
10591 | Qcancel_timer = intern ("cancel-timer"); |
10592 | staticpro (&Qcancel_timer); | |
f9942c9e JB |
10593 | /* This is the end of symbol initialization. */ |
10594 | ||
58cad5ed KH |
10595 | /* Text property `display' should be nonsticky by default. */ |
10596 | Vtext_property_default_nonsticky | |
10597 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
10598 | ||
10599 | ||
333b20bb GM |
10600 | Qlaplace = intern ("laplace"); |
10601 | staticpro (&Qlaplace); | |
4a8e312c GM |
10602 | Qemboss = intern ("emboss"); |
10603 | staticpro (&Qemboss); | |
10604 | Qedge_detection = intern ("edge-detection"); | |
10605 | staticpro (&Qedge_detection); | |
10606 | Qheuristic = intern ("heuristic"); | |
10607 | staticpro (&Qheuristic); | |
10608 | QCmatrix = intern (":matrix"); | |
10609 | staticpro (&QCmatrix); | |
10610 | QCcolor_adjustment = intern (":color-adjustment"); | |
10611 | staticpro (&QCcolor_adjustment); | |
10612 | QCmask = intern (":mask"); | |
10613 | staticpro (&QCmask); | |
177c0ea7 | 10614 | |
01f1ba30 JB |
10615 | Fput (Qundefined_color, Qerror_conditions, |
10616 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
10617 | Fput (Qundefined_color, Qerror_message, | |
10618 | build_string ("Undefined color")); | |
10619 | ||
7ee72033 MB |
10620 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
10621 | doc: /* Non-nil means always draw a cross over disabled images. | |
c061c855 GM |
10622 | Disabled images are those having an `:conversion disabled' property. |
10623 | A cross is always drawn on black & white displays. */); | |
14819cb3 GM |
10624 | cross_disabled_images = 0; |
10625 | ||
7ee72033 | 10626 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
c5903437 | 10627 | doc: /* List of directories to search for window system bitmap files. */); |
e241c09b | 10628 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 10629 | |
7ee72033 MB |
10630 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
10631 | doc: /* The shape of the pointer when over text. | |
c061c855 GM |
10632 | Changing the value does not affect existing frames |
10633 | unless you set the mouse color. */); | |
01f1ba30 JB |
10634 | Vx_pointer_shape = Qnil; |
10635 | ||
ca0ecbf5 | 10636 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
10637 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
10638 | doc: /* The shape of the pointer when not over text. | |
c061c855 GM |
10639 | This variable takes effect when you create a new frame |
10640 | or when you set the mouse color. */); | |
af01ef26 | 10641 | #endif |
01f1ba30 JB |
10642 | Vx_nontext_pointer_shape = Qnil; |
10643 | ||
7ee72033 MB |
10644 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
10645 | doc: /* The shape of the pointer when Emacs is busy. | |
c061c855 GM |
10646 | This variable takes effect when you create a new frame |
10647 | or when you set the mouse color. */); | |
0af913d7 | 10648 | Vx_hourglass_pointer_shape = Qnil; |
333b20bb | 10649 | |
7ee72033 MB |
10650 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
10651 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); | |
0af913d7 | 10652 | display_hourglass_p = 1; |
177c0ea7 | 10653 | |
7ee72033 MB |
10654 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
10655 | doc: /* *Seconds to wait before displaying an hourglass pointer. | |
c061c855 | 10656 | Value must be an integer or float. */); |
0af913d7 | 10657 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
4ae9a85e | 10658 | |
ca0ecbf5 | 10659 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
10660 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
10661 | doc: /* The shape of the pointer when over the mode line. | |
c061c855 GM |
10662 | This variable takes effect when you create a new frame |
10663 | or when you set the mouse color. */); | |
af01ef26 | 10664 | #endif |
01f1ba30 JB |
10665 | Vx_mode_pointer_shape = Qnil; |
10666 | ||
d3b06468 | 10667 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
7ee72033 MB |
10668 | &Vx_sensitive_text_pointer_shape, |
10669 | doc: /* The shape of the pointer when over mouse-sensitive text. | |
c061c855 GM |
10670 | This variable takes effect when you create a new frame |
10671 | or when you set the mouse color. */); | |
ca0ecbf5 | 10672 | Vx_sensitive_text_pointer_shape = Qnil; |
95f80c78 | 10673 | |
8fb4ec9c | 10674 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
7ee72033 MB |
10675 | &Vx_window_horizontal_drag_shape, |
10676 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. | |
c061c855 GM |
10677 | This variable takes effect when you create a new frame |
10678 | or when you set the mouse color. */); | |
8fb4ec9c GM |
10679 | Vx_window_horizontal_drag_shape = Qnil; |
10680 | ||
7ee72033 MB |
10681 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
10682 | doc: /* A string indicating the foreground color of the cursor box. */); | |
01f1ba30 JB |
10683 | Vx_cursor_fore_pixel = Qnil; |
10684 | ||
7ee72033 MB |
10685 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
10686 | doc: /* Maximum size for tooltips. Value is a pair (COLUMNS . ROWS). | |
c061c855 | 10687 | Text larger than this is clipped. */); |
d63931a2 | 10688 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
177c0ea7 | 10689 | |
7ee72033 MB |
10690 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
10691 | doc: /* Non-nil if no X window manager is in use. | |
c061c855 GM |
10692 | Emacs doesn't try to figure this out; this is always nil |
10693 | unless you set it to something else. */); | |
2d38195d RS |
10694 | /* We don't have any way to find this out, so set it to nil |
10695 | and maybe the user would like to set it to t. */ | |
10696 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 10697 | |
942ea06d | 10698 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
7ee72033 MB |
10699 | &Vx_pixel_size_width_font_regexp, |
10700 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. | |
c061c855 GM |
10701 | |
10702 | Since Emacs gets width of a font matching with this regexp from | |
10703 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
10704 | such a font. This is especially effective for such large fonts as | |
10705 | Chinese, Japanese, and Korean. */); | |
942ea06d KH |
10706 | Vx_pixel_size_width_font_regexp = Qnil; |
10707 | ||
7ee72033 MB |
10708 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
10709 | doc: /* Time after which cached images are removed from the cache. | |
c061c855 GM |
10710 | When an image has not been displayed this many seconds, remove it |
10711 | from the image cache. Value must be an integer or nil with nil | |
10712 | meaning don't clear the cache. */); | |
fcf431dc | 10713 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 10714 | |
1d3dac41 | 10715 | #ifdef USE_X_TOOLKIT |
6f3f6a8d | 10716 | Fprovide (intern ("x-toolkit"), Qnil); |
5b827abb | 10717 | #ifdef USE_MOTIF |
6f3f6a8d | 10718 | Fprovide (intern ("motif"), Qnil); |
fc2cdd9a | 10719 | |
7ee72033 MB |
10720 | DEFVAR_LISP ("motif-version-string", &Vmotif_version_string, |
10721 | doc: /* Version info for LessTif/Motif. */); | |
fc2cdd9a GM |
10722 | Vmotif_version_string = build_string (XmVERSION_STRING); |
10723 | #endif /* USE_MOTIF */ | |
10724 | #endif /* USE_X_TOOLKIT */ | |
01f1ba30 | 10725 | |
333b20bb GM |
10726 | /* X window properties. */ |
10727 | defsubr (&Sx_change_window_property); | |
10728 | defsubr (&Sx_delete_window_property); | |
10729 | defsubr (&Sx_window_property); | |
10730 | ||
2d764c78 | 10731 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 10732 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
10733 | defsubr (&Sxw_color_defined_p); |
10734 | defsubr (&Sxw_color_values); | |
9d317b2c | 10735 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
10736 | defsubr (&Sx_server_vendor); |
10737 | defsubr (&Sx_server_version); | |
10738 | defsubr (&Sx_display_pixel_width); | |
10739 | defsubr (&Sx_display_pixel_height); | |
10740 | defsubr (&Sx_display_mm_width); | |
10741 | defsubr (&Sx_display_mm_height); | |
10742 | defsubr (&Sx_display_screens); | |
10743 | defsubr (&Sx_display_planes); | |
10744 | defsubr (&Sx_display_color_cells); | |
10745 | defsubr (&Sx_display_visual_class); | |
10746 | defsubr (&Sx_display_backing_store); | |
10747 | defsubr (&Sx_display_save_under); | |
f676886a | 10748 | defsubr (&Sx_create_frame); |
01f1ba30 | 10749 | defsubr (&Sx_open_connection); |
08a90d6a RS |
10750 | defsubr (&Sx_close_connection); |
10751 | defsubr (&Sx_display_list); | |
01f1ba30 | 10752 | defsubr (&Sx_synchronize); |
3decc1e7 | 10753 | defsubr (&Sx_focus_frame); |
82bab41c | 10754 | defsubr (&Sx_backspace_delete_keys_p); |
177c0ea7 | 10755 | |
942ea06d KH |
10756 | /* Setting callback functions for fontset handler. */ |
10757 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
10758 | |
10759 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
10760 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 10761 | list_fonts_func = x_list_fonts; |
333b20bb | 10762 | #endif |
177c0ea7 | 10763 | |
942ea06d | 10764 | load_font_func = x_load_font; |
bc1958c4 | 10765 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
10766 | query_font_func = x_query_font; |
10767 | set_frame_fontset_func = x_set_font; | |
10768 | check_window_system_func = check_x; | |
333b20bb GM |
10769 | |
10770 | /* Images. */ | |
10771 | Qxbm = intern ("xbm"); | |
10772 | staticpro (&Qxbm); | |
d2dc8167 GM |
10773 | QCconversion = intern (":conversion"); |
10774 | staticpro (&QCconversion); | |
333b20bb GM |
10775 | QCheuristic_mask = intern (":heuristic-mask"); |
10776 | staticpro (&QCheuristic_mask); | |
10777 | QCcolor_symbols = intern (":color-symbols"); | |
10778 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
10779 | QCascent = intern (":ascent"); |
10780 | staticpro (&QCascent); | |
10781 | QCmargin = intern (":margin"); | |
10782 | staticpro (&QCmargin); | |
10783 | QCrelief = intern (":relief"); | |
10784 | staticpro (&QCrelief); | |
fcf431dc GM |
10785 | Qpostscript = intern ("postscript"); |
10786 | staticpro (&Qpostscript); | |
333b20bb GM |
10787 | QCloader = intern (":loader"); |
10788 | staticpro (&QCloader); | |
10789 | QCbounding_box = intern (":bounding-box"); | |
10790 | staticpro (&QCbounding_box); | |
10791 | QCpt_width = intern (":pt-width"); | |
10792 | staticpro (&QCpt_width); | |
10793 | QCpt_height = intern (":pt-height"); | |
10794 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
10795 | QCindex = intern (":index"); |
10796 | staticpro (&QCindex); | |
333b20bb GM |
10797 | Qpbm = intern ("pbm"); |
10798 | staticpro (&Qpbm); | |
10799 | ||
10800 | #if HAVE_XPM | |
10801 | Qxpm = intern ("xpm"); | |
10802 | staticpro (&Qxpm); | |
10803 | #endif | |
177c0ea7 | 10804 | |
333b20bb GM |
10805 | #if HAVE_JPEG |
10806 | Qjpeg = intern ("jpeg"); | |
10807 | staticpro (&Qjpeg); | |
177c0ea7 | 10808 | #endif |
333b20bb GM |
10809 | |
10810 | #if HAVE_TIFF | |
10811 | Qtiff = intern ("tiff"); | |
10812 | staticpro (&Qtiff); | |
177c0ea7 | 10813 | #endif |
333b20bb GM |
10814 | |
10815 | #if HAVE_GIF | |
10816 | Qgif = intern ("gif"); | |
10817 | staticpro (&Qgif); | |
10818 | #endif | |
10819 | ||
10820 | #if HAVE_PNG | |
10821 | Qpng = intern ("png"); | |
10822 | staticpro (&Qpng); | |
10823 | #endif | |
10824 | ||
10825 | defsubr (&Sclear_image_cache); | |
42677916 | 10826 | defsubr (&Simage_size); |
b243755a | 10827 | defsubr (&Simage_mask_p); |
333b20bb | 10828 | |
0af913d7 GM |
10829 | hourglass_atimer = NULL; |
10830 | hourglass_shown_p = 0; | |
333b20bb GM |
10831 | |
10832 | defsubr (&Sx_show_tip); | |
10833 | defsubr (&Sx_hide_tip); | |
333b20bb | 10834 | tip_timer = Qnil; |
44b5a125 GM |
10835 | staticpro (&tip_timer); |
10836 | tip_frame = Qnil; | |
10837 | staticpro (&tip_frame); | |
333b20bb | 10838 | |
06d62053 GM |
10839 | last_show_tip_args = Qnil; |
10840 | staticpro (&last_show_tip_args); | |
10841 | ||
333b20bb GM |
10842 | #ifdef USE_MOTIF |
10843 | defsubr (&Sx_file_dialog); | |
10844 | #endif | |
10845 | } | |
10846 | ||
10847 | ||
10848 | void | |
10849 | init_xfns () | |
10850 | { | |
10851 | image_types = NULL; | |
10852 | Vimage_types = Qnil; | |
177c0ea7 | 10853 | |
333b20bb GM |
10854 | define_image_type (&xbm_type); |
10855 | define_image_type (&gs_type); | |
10856 | define_image_type (&pbm_type); | |
177c0ea7 | 10857 | |
333b20bb GM |
10858 | #if HAVE_XPM |
10859 | define_image_type (&xpm_type); | |
10860 | #endif | |
177c0ea7 | 10861 | |
333b20bb GM |
10862 | #if HAVE_JPEG |
10863 | define_image_type (&jpeg_type); | |
10864 | #endif | |
177c0ea7 | 10865 | |
333b20bb GM |
10866 | #if HAVE_TIFF |
10867 | define_image_type (&tiff_type); | |
10868 | #endif | |
177c0ea7 | 10869 | |
333b20bb GM |
10870 | #if HAVE_GIF |
10871 | define_image_type (&gif_type); | |
10872 | #endif | |
177c0ea7 | 10873 | |
333b20bb GM |
10874 | #if HAVE_PNG |
10875 | define_image_type (&png_type); | |
10876 | #endif | |
01f1ba30 JB |
10877 | } |
10878 | ||
10879 | #endif /* HAVE_X_WINDOWS */ |