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" |
28d440ab | 51 | #include "termchar.h" |
01f1ba30 JB |
52 | |
53 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 54 | |
67ba84d1 | 55 | #include <ctype.h> |
63cec32f GM |
56 | #include <sys/types.h> |
57 | #include <sys/stat.h> | |
01f1ba30 | 58 | |
0a93081c | 59 | #ifndef VMS |
0505a740 | 60 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
61 | #include "bitmaps/gray.xbm" |
62 | #else | |
dbc4e1c1 | 63 | #include <X11/bitmaps/gray> |
ef493a27 | 64 | #endif |
0a93081c JB |
65 | #else |
66 | #include "[.bitmaps]gray.xbm" | |
67 | #endif | |
dbc4e1c1 | 68 | |
488dd4c4 JD |
69 | #ifdef USE_GTK |
70 | #include "gtkutil.h" | |
71 | #endif | |
72 | ||
9ef48a9d RS |
73 | #ifdef USE_X_TOOLKIT |
74 | #include <X11/Shell.h> | |
75 | ||
398ffa92 | 76 | #ifndef USE_MOTIF |
9ef48a9d RS |
77 | #include <X11/Xaw/Paned.h> |
78 | #include <X11/Xaw/Label.h> | |
398ffa92 | 79 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
80 | |
81 | #ifdef USG | |
82 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
83 | #include <X11/Xos.h> | |
84 | #define USG | |
85 | #else | |
86 | #include <X11/Xos.h> | |
87 | #endif | |
88 | ||
89 | #include "widget.h" | |
90 | ||
91 | #include "../lwlib/lwlib.h" | |
92 | ||
333b20bb GM |
93 | #ifdef USE_MOTIF |
94 | #include <Xm/Xm.h> | |
95 | #include <Xm/DialogS.h> | |
96 | #include <Xm/FileSB.h> | |
97 | #endif | |
98 | ||
3b882b1d RS |
99 | /* Do the EDITRES protocol if running X11R5 |
100 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 101 | |
3b882b1d | 102 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 103 | #define HACK_EDITRES |
b9dc4443 | 104 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
105 | #endif /* R5 + Athena */ |
106 | ||
333b20bb GM |
107 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
108 | ||
6c32dd68 PR |
109 | extern LWLIB_ID widget_id_tick; |
110 | ||
e3881aa0 | 111 | #ifdef USE_LUCID |
82c90203 | 112 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 113 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 114 | #endif |
9ef48a9d | 115 | |
6bc20398 | 116 | extern void free_frame_menubar (); |
d62c8769 | 117 | extern double atof (); |
333b20bb | 118 | |
fc2cdd9a GM |
119 | #ifdef USE_MOTIF |
120 | ||
121 | /* LessTif/Motif version info. */ | |
122 | ||
123 | static Lisp_Object Vmotif_version_string; | |
124 | ||
125 | #endif /* USE_MOTIF */ | |
126 | ||
9ef48a9d RS |
127 | #endif /* USE_X_TOOLKIT */ |
128 | ||
8a16bd4f LK |
129 | #ifdef USE_GTK |
130 | ||
131 | /* GTK+ version info */ | |
132 | ||
133 | static Lisp_Object Vgtk_version_string; | |
134 | ||
135 | #endif /* USE_GTK */ | |
136 | ||
9d317b2c RS |
137 | #ifdef HAVE_X11R4 |
138 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
139 | #else | |
140 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
141 | #endif | |
142 | ||
333b20bb GM |
143 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
144 | it, and including `bitmaps/gray' more than once is a problem when | |
145 | config.h defines `static' as an empty replacement string. */ | |
146 | ||
147 | int gray_bitmap_width = gray_width; | |
148 | int gray_bitmap_height = gray_height; | |
62906360 | 149 | char *gray_bitmap_bits = gray_bits; |
333b20bb | 150 | |
0af913d7 | 151 | /* Non-zero means we're allowed to display an hourglass cursor. */ |
333b20bb | 152 | |
0af913d7 | 153 | int display_hourglass_p; |
333b20bb | 154 | |
01f1ba30 | 155 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 156 | over text or in the modeline. */ |
333b20bb | 157 | |
01f1ba30 | 158 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 159 | Lisp_Object Vx_hourglass_pointer_shape; |
333b20bb | 160 | |
ca0ecbf5 | 161 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 162 | |
ca0ecbf5 | 163 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 164 | |
8fb4ec9c GM |
165 | /* If non-nil, the pointer shape to indicate that windows can be |
166 | dragged horizontally. */ | |
167 | ||
168 | Lisp_Object Vx_window_horizontal_drag_shape; | |
169 | ||
b9dc4443 | 170 | /* Color of chars displayed in cursor box. */ |
333b20bb | 171 | |
01f1ba30 JB |
172 | Lisp_Object Vx_cursor_fore_pixel; |
173 | ||
b9dc4443 | 174 | /* Nonzero if using X. */ |
333b20bb | 175 | |
b9dc4443 | 176 | static int x_in_use; |
01f1ba30 | 177 | |
b9dc4443 | 178 | /* Non nil if no window manager is in use. */ |
333b20bb | 179 | |
01f1ba30 JB |
180 | Lisp_Object Vx_no_window_manager; |
181 | ||
f1c7b5a6 | 182 | /* Search path for bitmap files. */ |
333b20bb | 183 | |
f1c7b5a6 RS |
184 | Lisp_Object Vx_bitmap_file_path; |
185 | ||
942ea06d | 186 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 187 | |
942ea06d KH |
188 | Lisp_Object Vx_pixel_size_width_font_regexp; |
189 | ||
baaed68e | 190 | Lisp_Object Qnone; |
8af1d7ca | 191 | Lisp_Object Qsuppress_icon; |
01f1ba30 | 192 | Lisp_Object Qundefined_color; |
7c0d3ed8 | 193 | Lisp_Object Qcenter; |
ae782866 | 194 | Lisp_Object Qcompound_text, Qcancel_timer; |
01f1ba30 | 195 | |
7c0d3ed8 | 196 | /* In dispnew.c */ |
f9942c9e | 197 | |
01f1ba30 JB |
198 | extern Lisp_Object Vwindow_system_version; |
199 | ||
7c0d3ed8 | 200 | /* The below are defined in frame.c. */ |
333b20bb | 201 | |
f1d2ce7f | 202 | #if GLYPH_DEBUG |
eaf1eea9 GM |
203 | int image_cache_refcount, dpyinfo_refcount; |
204 | #endif | |
205 | ||
206 | ||
01f1ba30 | 207 | \f |
11ae94fe | 208 | /* Error if we are not connected to X. */ |
333b20bb | 209 | |
7fc9de26 | 210 | void |
11ae94fe RS |
211 | check_x () |
212 | { | |
b9dc4443 | 213 | if (! x_in_use) |
11ae94fe RS |
214 | error ("X windows are not in use or not initialized"); |
215 | } | |
216 | ||
1c59f5df RS |
217 | /* Nonzero if we can use mouse menus. |
218 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
219 | |
220 | int | |
1c59f5df | 221 | have_menus_p () |
75cc8ee5 | 222 | { |
b9dc4443 RS |
223 | return x_in_use; |
224 | } | |
225 | ||
226 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
227 | and checking validity for X. */ | |
228 | ||
229 | FRAME_PTR | |
230 | check_x_frame (frame) | |
231 | Lisp_Object frame; | |
232 | { | |
233 | FRAME_PTR f; | |
234 | ||
235 | if (NILP (frame)) | |
0fe92f72 | 236 | frame = selected_frame; |
b7826503 | 237 | CHECK_LIVE_FRAME (frame); |
0fe92f72 | 238 | f = XFRAME (frame); |
b9dc4443 | 239 | if (! FRAME_X_P (f)) |
1c59f5df | 240 | error ("Non-X frame used"); |
b9dc4443 | 241 | return f; |
75cc8ee5 RS |
242 | } |
243 | ||
b9dc4443 RS |
244 | /* Let the user specify an X display with a frame. |
245 | nil stands for the selected frame--or, if that is not an X frame, | |
246 | the first X display on the list. */ | |
247 | ||
7c0d3ed8 | 248 | struct x_display_info * |
b9dc4443 RS |
249 | check_x_display_info (frame) |
250 | Lisp_Object frame; | |
251 | { | |
8ec8a5ec | 252 | struct x_display_info *dpyinfo = NULL; |
177c0ea7 | 253 | |
b9dc4443 RS |
254 | if (NILP (frame)) |
255 | { | |
0fe92f72 | 256 | struct frame *sf = XFRAME (selected_frame); |
177c0ea7 | 257 | |
0fe92f72 | 258 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) |
8ec8a5ec | 259 | dpyinfo = FRAME_X_DISPLAY_INFO (sf); |
b9dc4443 | 260 | else if (x_display_list != 0) |
8ec8a5ec | 261 | dpyinfo = x_display_list; |
b9dc4443 RS |
262 | else |
263 | error ("X windows are not in use or not initialized"); | |
264 | } | |
265 | else if (STRINGP (frame)) | |
8ec8a5ec | 266 | dpyinfo = x_display_info_for_name (frame); |
b9dc4443 RS |
267 | else |
268 | { | |
ba4c10fd | 269 | FRAME_PTR f = check_x_frame (frame); |
8ec8a5ec | 270 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
b9dc4443 | 271 | } |
8ec8a5ec GM |
272 | |
273 | return dpyinfo; | |
b9dc4443 | 274 | } |
333b20bb | 275 | |
b9dc4443 | 276 | \f |
f676886a JB |
277 | /* Return the Emacs frame-object corresponding to an X window. |
278 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 279 | |
34ca5317 | 280 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 281 | |
f676886a | 282 | struct frame * |
2d271e2e KH |
283 | x_window_to_frame (dpyinfo, wdesc) |
284 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
285 | int wdesc; |
286 | { | |
f676886a JB |
287 | Lisp_Object tail, frame; |
288 | struct frame *f; | |
01f1ba30 | 289 | |
8e713be6 | 290 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 291 | { |
8e713be6 | 292 | frame = XCAR (tail); |
34ca5317 | 293 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 294 | continue; |
f676886a | 295 | f = XFRAME (frame); |
2d764c78 | 296 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 297 | continue; |
0af913d7 | 298 | if (f->output_data.x->hourglass_window == wdesc) |
17cbbf95 | 299 | return f; |
9ef48a9d | 300 | #ifdef USE_X_TOOLKIT |
177c0ea7 | 301 | if ((f->output_data.x->edit_widget |
7556890b | 302 | && XtWindow (f->output_data.x->edit_widget) == wdesc) |
333b20bb GM |
303 | /* A tooltip frame? */ |
304 | || (!f->output_data.x->edit_widget | |
305 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 306 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
307 | return f; |
308 | #else /* not USE_X_TOOLKIT */ | |
488dd4c4 JD |
309 | #ifdef USE_GTK |
310 | if (f->output_data.x->edit_widget) | |
311 | { | |
810f2256 | 312 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 JD |
313 | struct x_output *x = f->output_data.x; |
314 | if (gwdesc != 0 && gwdesc == x->edit_widget) | |
315 | return f; | |
316 | } | |
317 | #endif /* USE_GTK */ | |
fe24a618 | 318 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 319 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 320 | return f; |
9ef48a9d RS |
321 | #endif /* not USE_X_TOOLKIT */ |
322 | } | |
323 | return 0; | |
324 | } | |
325 | ||
488dd4c4 | 326 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
9ef48a9d RS |
327 | /* Like x_window_to_frame but also compares the window with the widget's |
328 | windows. */ | |
329 | ||
330 | struct frame * | |
2d271e2e KH |
331 | x_any_window_to_frame (dpyinfo, wdesc) |
332 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
333 | int wdesc; |
334 | { | |
335 | Lisp_Object tail, frame; | |
17cbbf95 | 336 | struct frame *f, *found; |
7556890b | 337 | struct x_output *x; |
9ef48a9d | 338 | |
17cbbf95 GM |
339 | found = NULL; |
340 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 341 | { |
8e713be6 | 342 | frame = XCAR (tail); |
34ca5317 | 343 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 344 | continue; |
177c0ea7 | 345 | |
9ef48a9d | 346 | f = XFRAME (frame); |
17cbbf95 | 347 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 348 | { |
17cbbf95 GM |
349 | /* This frame matches if the window is any of its widgets. */ |
350 | x = f->output_data.x; | |
0af913d7 | 351 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
352 | found = f; |
353 | else if (x->widget) | |
354 | { | |
488dd4c4 | 355 | #ifdef USE_GTK |
810f2256 | 356 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 JD |
357 | if (gwdesc != 0 |
358 | && (gwdesc == x->widget | |
359 | || gwdesc == x->edit_widget | |
360 | || gwdesc == x->vbox_widget | |
361 | || gwdesc == x->menubar_widget)) | |
362 | found = f; | |
363 | #else | |
177c0ea7 JB |
364 | if (wdesc == XtWindow (x->widget) |
365 | || wdesc == XtWindow (x->column_widget) | |
17cbbf95 GM |
366 | || wdesc == XtWindow (x->edit_widget)) |
367 | found = f; | |
368 | /* Match if the window is this frame's menubar. */ | |
369 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
370 | found = f; | |
488dd4c4 | 371 | #endif |
17cbbf95 GM |
372 | } |
373 | else if (FRAME_X_WINDOW (f) == wdesc) | |
374 | /* A tooltip frame. */ | |
375 | found = f; | |
333b20bb | 376 | } |
01f1ba30 | 377 | } |
177c0ea7 | 378 | |
17cbbf95 | 379 | return found; |
01f1ba30 | 380 | } |
5e65b9ab | 381 | |
5fbc3f3a KH |
382 | /* Likewise, but exclude the menu bar widget. */ |
383 | ||
384 | struct frame * | |
385 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
386 | struct x_display_info *dpyinfo; | |
387 | int wdesc; | |
388 | { | |
389 | Lisp_Object tail, frame; | |
390 | struct frame *f; | |
7556890b | 391 | struct x_output *x; |
5fbc3f3a | 392 | |
8e713be6 | 393 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 394 | { |
8e713be6 | 395 | frame = XCAR (tail); |
5fbc3f3a KH |
396 | if (!GC_FRAMEP (frame)) |
397 | continue; | |
398 | f = XFRAME (frame); | |
2d764c78 | 399 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 400 | continue; |
7556890b | 401 | x = f->output_data.x; |
5fbc3f3a | 402 | /* This frame matches if the window is any of its widgets. */ |
0af913d7 | 403 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
404 | return f; |
405 | else if (x->widget) | |
333b20bb | 406 | { |
488dd4c4 | 407 | #ifdef USE_GTK |
810f2256 | 408 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 JD |
409 | if (gwdesc != 0 |
410 | && (gwdesc == x->widget | |
411 | || gwdesc == x->edit_widget | |
412 | || gwdesc == x->vbox_widget)) | |
413 | return f; | |
414 | #else | |
177c0ea7 JB |
415 | if (wdesc == XtWindow (x->widget) |
416 | || wdesc == XtWindow (x->column_widget) | |
333b20bb GM |
417 | || wdesc == XtWindow (x->edit_widget)) |
418 | return f; | |
488dd4c4 | 419 | #endif |
333b20bb GM |
420 | } |
421 | else if (FRAME_X_WINDOW (f) == wdesc) | |
422 | /* A tooltip frame. */ | |
5fbc3f3a KH |
423 | return f; |
424 | } | |
425 | return 0; | |
426 | } | |
427 | ||
fd3a3022 RS |
428 | /* Likewise, but consider only the menu bar widget. */ |
429 | ||
430 | struct frame * | |
431 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
432 | struct x_display_info *dpyinfo; | |
433 | int wdesc; | |
434 | { | |
435 | Lisp_Object tail, frame; | |
436 | struct frame *f; | |
7556890b | 437 | struct x_output *x; |
fd3a3022 | 438 | |
8e713be6 | 439 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 440 | { |
8e713be6 | 441 | frame = XCAR (tail); |
fd3a3022 RS |
442 | if (!GC_FRAMEP (frame)) |
443 | continue; | |
444 | f = XFRAME (frame); | |
2d764c78 | 445 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 446 | continue; |
7556890b | 447 | x = f->output_data.x; |
fd3a3022 | 448 | /* Match if the window is this frame's menubar. */ |
488dd4c4 JD |
449 | #ifdef USE_GTK |
450 | if (x->menubar_widget) | |
451 | { | |
810f2256 | 452 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 | 453 | int found = 0; |
177c0ea7 | 454 | |
488dd4c4 JD |
455 | BLOCK_INPUT; |
456 | if (gwdesc != 0 | |
457 | && (gwdesc == x->menubar_widget | |
458 | || gtk_widget_get_parent (gwdesc) == x->menubar_widget)) | |
459 | found = 1; | |
460 | UNBLOCK_INPUT; | |
461 | if (found) return f; | |
462 | } | |
463 | #else | |
333b20bb GM |
464 | if (x->menubar_widget |
465 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 | 466 | return f; |
488dd4c4 | 467 | #endif |
fd3a3022 RS |
468 | } |
469 | return 0; | |
470 | } | |
471 | ||
5e65b9ab RS |
472 | /* Return the frame whose principal (outermost) window is WDESC. |
473 | If WDESC is some other (smaller) window, we return 0. */ | |
474 | ||
475 | struct frame * | |
2d271e2e KH |
476 | x_top_window_to_frame (dpyinfo, wdesc) |
477 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
478 | int wdesc; |
479 | { | |
480 | Lisp_Object tail, frame; | |
481 | struct frame *f; | |
7556890b | 482 | struct x_output *x; |
5e65b9ab | 483 | |
8e713be6 | 484 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 485 | { |
8e713be6 | 486 | frame = XCAR (tail); |
34ca5317 | 487 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
488 | continue; |
489 | f = XFRAME (frame); | |
2d764c78 | 490 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 491 | continue; |
7556890b | 492 | x = f->output_data.x; |
333b20bb GM |
493 | |
494 | if (x->widget) | |
495 | { | |
496 | /* This frame matches if the window is its topmost widget. */ | |
488dd4c4 | 497 | #ifdef USE_GTK |
810f2256 | 498 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 JD |
499 | if (gwdesc == x->widget) |
500 | return f; | |
501 | #else | |
333b20bb GM |
502 | if (wdesc == XtWindow (x->widget)) |
503 | return f; | |
7a994728 KH |
504 | #if 0 /* I don't know why it did this, |
505 | but it seems logically wrong, | |
506 | and it causes trouble for MapNotify events. */ | |
333b20bb | 507 | /* Match if the window is this frame's menubar. */ |
177c0ea7 | 508 | if (x->menubar_widget |
333b20bb GM |
509 | && wdesc == XtWindow (x->menubar_widget)) |
510 | return f; | |
488dd4c4 | 511 | #endif |
7a994728 | 512 | #endif |
333b20bb GM |
513 | } |
514 | else if (FRAME_X_WINDOW (f) == wdesc) | |
515 | /* Tooltip frame. */ | |
516 | return f; | |
5e65b9ab RS |
517 | } |
518 | return 0; | |
519 | } | |
488dd4c4 | 520 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
01f1ba30 | 521 | |
01f1ba30 | 522 | \f |
203c1d73 RS |
523 | |
524 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
525 | id, which is just an int that this section returns. Bitmaps are | |
526 | reference counted so they can be shared among frames. | |
527 | ||
528 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
529 | be used to indicate no bitmap. | |
530 | ||
531 | If you use x_create_bitmap_from_data, then you must keep track of | |
532 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 533 | data more than once will not be caught. */ |
203c1d73 RS |
534 | |
535 | ||
f1c7b5a6 RS |
536 | /* Functions to access the contents of a bitmap, given an id. */ |
537 | ||
538 | int | |
539 | x_bitmap_height (f, id) | |
540 | FRAME_PTR f; | |
541 | int id; | |
542 | { | |
08a90d6a | 543 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
544 | } |
545 | ||
546 | int | |
547 | x_bitmap_width (f, id) | |
548 | FRAME_PTR f; | |
549 | int id; | |
550 | { | |
08a90d6a | 551 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
552 | } |
553 | ||
554 | int | |
555 | x_bitmap_pixmap (f, id) | |
556 | FRAME_PTR f; | |
557 | int id; | |
558 | { | |
08a90d6a | 559 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
560 | } |
561 | ||
993d0721 JB |
562 | int |
563 | x_bitmap_mask (f, id) | |
564 | FRAME_PTR f; | |
565 | int id; | |
566 | { | |
567 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].mask; | |
568 | } | |
569 | ||
f1c7b5a6 | 570 | |
203c1d73 RS |
571 | /* Allocate a new bitmap record. Returns index of new record. */ |
572 | ||
573 | static int | |
08a90d6a RS |
574 | x_allocate_bitmap_record (f) |
575 | FRAME_PTR f; | |
203c1d73 | 576 | { |
08a90d6a RS |
577 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
578 | int i; | |
579 | ||
580 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 581 | { |
08a90d6a RS |
582 | dpyinfo->bitmaps_size = 10; |
583 | dpyinfo->bitmaps | |
584 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
585 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
586 | return 1; |
587 | } | |
588 | ||
08a90d6a RS |
589 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
590 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 591 | |
08a90d6a RS |
592 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
593 | if (dpyinfo->bitmaps[i].refcount == 0) | |
594 | return i + 1; | |
203c1d73 | 595 | |
08a90d6a RS |
596 | dpyinfo->bitmaps_size *= 2; |
597 | dpyinfo->bitmaps | |
598 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
599 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
600 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
601 | } |
602 | ||
603 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
604 | ||
605 | void | |
f1c7b5a6 RS |
606 | x_reference_bitmap (f, id) |
607 | FRAME_PTR f; | |
203c1d73 RS |
608 | int id; |
609 | { | |
08a90d6a | 610 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
611 | } |
612 | ||
613 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
614 | ||
615 | int | |
616 | x_create_bitmap_from_data (f, bits, width, height) | |
617 | struct frame *f; | |
618 | char *bits; | |
619 | unsigned int width, height; | |
620 | { | |
08a90d6a | 621 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
622 | Pixmap bitmap; |
623 | int id; | |
624 | ||
b9dc4443 | 625 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
626 | bits, width, height); |
627 | ||
7c0d3ed8 KS |
628 | |
629 | ||
203c1d73 RS |
630 | if (! bitmap) |
631 | return -1; | |
632 | ||
08a90d6a RS |
633 | id = x_allocate_bitmap_record (f); |
634 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
97e7188e | 635 | dpyinfo->bitmaps[id - 1].have_mask = 0; |
08a90d6a RS |
636 | dpyinfo->bitmaps[id - 1].file = NULL; |
637 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
638 | dpyinfo->bitmaps[id - 1].depth = 1; | |
639 | dpyinfo->bitmaps[id - 1].height = height; | |
640 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
641 | |
642 | return id; | |
643 | } | |
644 | ||
645 | /* Create bitmap from file FILE for frame F. */ | |
646 | ||
647 | int | |
648 | x_create_bitmap_from_file (f, file) | |
649 | struct frame *f; | |
f1c7b5a6 | 650 | Lisp_Object file; |
203c1d73 | 651 | { |
08a90d6a | 652 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
653 | unsigned int width, height; |
654 | Pixmap bitmap; | |
655 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
656 | Lisp_Object found; |
657 | int fd; | |
658 | char *filename; | |
203c1d73 RS |
659 | |
660 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 661 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 662 | { |
08a90d6a RS |
663 | if (dpyinfo->bitmaps[id].refcount |
664 | && dpyinfo->bitmaps[id].file | |
d5db4077 | 665 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) SDATA (file))) |
203c1d73 | 666 | { |
08a90d6a | 667 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
668 | return id + 1; |
669 | } | |
670 | } | |
671 | ||
f1c7b5a6 | 672 | /* Search bitmap-file-path for the file, if appropriate. */ |
de2413e9 | 673 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, Qnil); |
f1c7b5a6 RS |
674 | if (fd < 0) |
675 | return -1; | |
68c45bf0 | 676 | emacs_close (fd); |
f1c7b5a6 | 677 | |
d5db4077 | 678 | filename = (char *) SDATA (found); |
f1c7b5a6 | 679 | |
b9dc4443 | 680 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 681 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
682 | if (result != BitmapSuccess) |
683 | return -1; | |
684 | ||
08a90d6a RS |
685 | id = x_allocate_bitmap_record (f); |
686 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
97e7188e | 687 | dpyinfo->bitmaps[id - 1].have_mask = 0; |
08a90d6a | 688 | dpyinfo->bitmaps[id - 1].refcount = 1; |
9f2a85b2 | 689 | dpyinfo->bitmaps[id - 1].file |
d5db4077 | 690 | = (char *) xmalloc (SBYTES (file) + 1); |
08a90d6a RS |
691 | dpyinfo->bitmaps[id - 1].depth = 1; |
692 | dpyinfo->bitmaps[id - 1].height = height; | |
693 | dpyinfo->bitmaps[id - 1].width = width; | |
d5db4077 | 694 | strcpy (dpyinfo->bitmaps[id - 1].file, SDATA (file)); |
203c1d73 RS |
695 | |
696 | return id; | |
697 | } | |
698 | ||
699 | /* Remove reference to bitmap with id number ID. */ | |
700 | ||
968b1234 | 701 | void |
f1c7b5a6 RS |
702 | x_destroy_bitmap (f, id) |
703 | FRAME_PTR f; | |
203c1d73 RS |
704 | int id; |
705 | { | |
08a90d6a RS |
706 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
707 | ||
203c1d73 RS |
708 | if (id > 0) |
709 | { | |
08a90d6a RS |
710 | --dpyinfo->bitmaps[id - 1].refcount; |
711 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 712 | { |
ed662bdd | 713 | BLOCK_INPUT; |
08a90d6a | 714 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
97e7188e KH |
715 | if (dpyinfo->bitmaps[id - 1].have_mask) |
716 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].mask); | |
08a90d6a | 717 | if (dpyinfo->bitmaps[id - 1].file) |
203c1d73 | 718 | { |
333b20bb | 719 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 720 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 721 | } |
ed662bdd | 722 | UNBLOCK_INPUT; |
203c1d73 RS |
723 | } |
724 | } | |
725 | } | |
726 | ||
08a90d6a | 727 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 728 | |
08a90d6a RS |
729 | static void |
730 | x_destroy_all_bitmaps (dpyinfo) | |
731 | struct x_display_info *dpyinfo; | |
203c1d73 | 732 | { |
08a90d6a RS |
733 | int i; |
734 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
735 | if (dpyinfo->bitmaps[i].refcount > 0) | |
736 | { | |
737 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
97e7188e KH |
738 | if (dpyinfo->bitmaps[i].have_mask) |
739 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].mask); | |
08a90d6a | 740 | if (dpyinfo->bitmaps[i].file) |
333b20bb | 741 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
742 | } |
743 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
744 | } |
745 | \f | |
01f1ba30 | 746 | |
993d0721 JB |
747 | |
748 | ||
749 | /* Useful functions defined in the section | |
750 | `Image type independent image structures' below. */ | |
751 | ||
752 | static unsigned long four_corners_best P_ ((XImage *ximg, unsigned long width, | |
753 | unsigned long height)); | |
754 | ||
755 | static int x_create_x_image_and_pixmap P_ ((struct frame *f, int width, int height, | |
756 | int depth, XImage **ximg, | |
757 | Pixmap *pixmap)); | |
758 | ||
759 | static void x_destroy_x_image P_ ((XImage *ximg)); | |
760 | ||
761 | ||
762 | /* Create a mask of a bitmap. Note is this not a perfect mask. | |
763 | It's nicer with some borders in this context */ | |
764 | ||
765 | int | |
810f2256 | 766 | x_create_bitmap_mask (f, id) |
993d0721 JB |
767 | struct frame *f; |
768 | int id; | |
769 | { | |
770 | Pixmap pixmap, mask; | |
771 | XImage *ximg, *mask_img; | |
772 | unsigned long width, height; | |
773 | int result; | |
774 | unsigned long bg; | |
775 | unsigned long x, y, xp, xm, yp, ym; | |
776 | GC gc; | |
777 | ||
778 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
779 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
780 | ||
781 | if (!(id > 0)) | |
782 | return -1; | |
783 | ||
810f2256 JD |
784 | pixmap = x_bitmap_pixmap (f, id); |
785 | width = x_bitmap_width (f, id); | |
786 | height = x_bitmap_height (f, id); | |
993d0721 JB |
787 | |
788 | BLOCK_INPUT; | |
789 | ximg = XGetImage (FRAME_X_DISPLAY (f), pixmap, 0, 0, width, height, | |
790 | ~0, ZPixmap); | |
791 | ||
792 | if (!ximg) | |
793 | { | |
794 | UNBLOCK_INPUT; | |
795 | return -1; | |
796 | } | |
797 | ||
798 | result = x_create_x_image_and_pixmap (f, width, height, 1, &mask_img, &mask); | |
799 | ||
800 | UNBLOCK_INPUT; | |
801 | if (!result) | |
802 | { | |
810f2256 | 803 | XDestroyImage (ximg); |
993d0721 JB |
804 | return -1; |
805 | } | |
806 | ||
807 | bg = four_corners_best (ximg, width, height); | |
808 | ||
809 | for (y = 0; y < ximg->height; ++y) | |
810 | { | |
811 | for (x = 0; x < ximg->width; ++x) | |
812 | { | |
813 | xp = x != ximg->width - 1 ? x + 1 : 0; | |
814 | xm = x != 0 ? x - 1 : ximg->width - 1; | |
815 | yp = y != ximg->height - 1 ? y + 1 : 0; | |
816 | ym = y != 0 ? y - 1 : ximg->height - 1; | |
817 | if (XGetPixel (ximg, x, y) == bg | |
818 | && XGetPixel (ximg, x, yp) == bg | |
819 | && XGetPixel (ximg, x, ym) == bg | |
820 | && XGetPixel (ximg, xp, y) == bg | |
821 | && XGetPixel (ximg, xp, yp) == bg | |
822 | && XGetPixel (ximg, xp, ym) == bg | |
823 | && XGetPixel (ximg, xm, y) == bg | |
824 | && XGetPixel (ximg, xm, yp) == bg | |
825 | && XGetPixel (ximg, xm, ym) == bg) | |
826 | XPutPixel (mask_img, x, y, 0); | |
827 | else | |
828 | XPutPixel (mask_img, x, y, 1); | |
829 | } | |
830 | } | |
831 | ||
832 | xassert (interrupt_input_blocked); | |
833 | gc = XCreateGC (FRAME_X_DISPLAY (f), mask, 0, NULL); | |
834 | XPutImage (FRAME_X_DISPLAY (f), mask, gc, mask_img, 0, 0, 0, 0, | |
835 | width, height); | |
836 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
837 | ||
97e7188e | 838 | dpyinfo->bitmaps[id - 1].have_mask = 1; |
993d0721 JB |
839 | dpyinfo->bitmaps[id - 1].mask = mask; |
840 | ||
841 | XDestroyImage (ximg); | |
810f2256 | 842 | x_destroy_x_image (mask_img); |
993d0721 JB |
843 | |
844 | return 0; | |
845 | } | |
846 | ||
eaf1eea9 GM |
847 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
848 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
14819cb3 | 849 | static void x_disable_image P_ ((struct frame *, struct image *)); |
7c0d3ed8 | 850 | |
d62c8769 | 851 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ea0a1f53 | 852 | static void x_set_wait_for_wm P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
853 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
854 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
855 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
856 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
857 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
858 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
859 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
d62c8769 | 860 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 | 861 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 | 862 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
9ea173e8 | 863 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
864 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
865 | Lisp_Object)); | |
866 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
867 | Lisp_Object)); | |
868 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
869 | Lisp_Object, | |
870 | Lisp_Object, | |
871 | char *, char *, | |
872 | int)); | |
4a8e312c GM |
873 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
874 | Lisp_Object)); | |
b243755a GM |
875 | static void init_color_table P_ ((void)); |
876 | static void free_color_table P_ ((void)); | |
877 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
878 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
879 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
880 | ||
881 | ||
01f1ba30 | 882 | |
01f1ba30 | 883 | \f |
49d41073 | 884 | |
08a90d6a | 885 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
886 | These are the positions of the containing window manager window, |
887 | not Emacs's own window. */ | |
888 | ||
889 | void | |
890 | x_real_positions (f, xptr, yptr) | |
891 | FRAME_PTR f; | |
892 | int *xptr, *yptr; | |
893 | { | |
49d41073 EZ |
894 | int win_x, win_y, outer_x, outer_y; |
895 | int real_x = 0, real_y = 0; | |
896 | int had_errors = 0; | |
897 | Window win = f->output_data.x->parent_desc; | |
e9445337 | 898 | |
49d41073 | 899 | int count; |
043835a3 | 900 | |
49d41073 EZ |
901 | BLOCK_INPUT; |
902 | ||
903 | count = x_catch_errors (FRAME_X_DISPLAY (f)); | |
043835a3 | 904 | |
49d41073 EZ |
905 | if (win == FRAME_X_DISPLAY_INFO (f)->root_window) |
906 | win = FRAME_OUTER_WINDOW (f); | |
907 | ||
908 | /* This loop traverses up the containment tree until we hit the root | |
909 | window. Window managers may intersect many windows between our window | |
910 | and the root window. The window we find just before the root window | |
911 | should be the outer WM window. */ | |
912 | for (;;) | |
e9445337 | 913 | { |
49d41073 EZ |
914 | Window wm_window, rootw; |
915 | Window *tmp_children; | |
916 | unsigned int tmp_nchildren; | |
e7161ad9 | 917 | int success; |
ca7bac79 | 918 | |
e7161ad9 RS |
919 | success = XQueryTree (FRAME_X_DISPLAY (f), win, &rootw, |
920 | &wm_window, &tmp_children, &tmp_nchildren); | |
08a90d6a | 921 | |
49d41073 | 922 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
08a90d6a | 923 | |
e7161ad9 RS |
924 | /* Don't free tmp_children if XQueryTree failed. */ |
925 | if (! success) | |
926 | break; | |
927 | ||
928 | XFree ((char *) tmp_children); | |
929 | ||
49d41073 EZ |
930 | if (wm_window == rootw || had_errors) |
931 | break; | |
08a90d6a | 932 | |
49d41073 EZ |
933 | win = wm_window; |
934 | } | |
177c0ea7 | 935 | |
49d41073 EZ |
936 | if (! had_errors) |
937 | { | |
938 | int ign; | |
939 | Window child, rootw; | |
177c0ea7 | 940 | |
49d41073 EZ |
941 | /* Get the real coordinates for the WM window upper left corner */ |
942 | XGetGeometry (FRAME_X_DISPLAY (f), win, | |
943 | &rootw, &real_x, &real_y, &ign, &ign, &ign, &ign); | |
944 | ||
945 | /* Translate real coordinates to coordinates relative to our | |
946 | window. For our window, the upper left corner is 0, 0. | |
947 | Since the upper left corner of the WM window is outside | |
948 | our window, win_x and win_y will be negative: | |
949 | ||
950 | ------------------ ---> x | |
951 | | title | | |
952 | | ----------------- v y | |
953 | | | our window | |
954 | */ | |
8a07bba0 | 955 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 956 | |
8a07bba0 | 957 | /* From-window, to-window. */ |
8a07bba0 | 958 | FRAME_X_DISPLAY_INFO (f)->root_window, |
49d41073 | 959 | FRAME_X_WINDOW (f), |
e9445337 | 960 | |
8a07bba0 | 961 | /* From-position, to-position. */ |
49d41073 | 962 | real_x, real_y, &win_x, &win_y, |
08a90d6a | 963 | |
8a07bba0 RS |
964 | /* Child of win. */ |
965 | &child); | |
e9445337 | 966 | |
49d41073 | 967 | if (FRAME_X_WINDOW (f) == FRAME_OUTER_WINDOW (f)) |
845e9d85 | 968 | { |
49d41073 EZ |
969 | outer_x = win_x; |
970 | outer_y = win_y; | |
845e9d85 | 971 | } |
49d41073 EZ |
972 | else |
973 | { | |
974 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
ca7bac79 | 975 | |
49d41073 EZ |
976 | /* From-window, to-window. */ |
977 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
978 | FRAME_OUTER_WINDOW (f), | |
177c0ea7 | 979 | |
49d41073 EZ |
980 | /* From-position, to-position. */ |
981 | real_x, real_y, &outer_x, &outer_y, | |
177c0ea7 | 982 | |
49d41073 EZ |
983 | /* Child of win. */ |
984 | &child); | |
be786000 | 985 | } |
08a90d6a | 986 | |
49d41073 EZ |
987 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
988 | } | |
177c0ea7 | 989 | |
49d41073 | 990 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
177c0ea7 | 991 | |
49d41073 EZ |
992 | UNBLOCK_INPUT; |
993 | ||
994 | if (had_errors) return; | |
177c0ea7 | 995 | |
be786000 KS |
996 | f->x_pixels_diff = -win_x; |
997 | f->y_pixels_diff = -win_y; | |
998 | ||
999 | FRAME_X_OUTPUT (f)->x_pixels_outer_diff = -outer_x; | |
1000 | FRAME_X_OUTPUT (f)->y_pixels_outer_diff = -outer_y; | |
49d41073 EZ |
1001 | |
1002 | *xptr = real_x; | |
1003 | *yptr = real_y; | |
e9445337 RS |
1004 | } |
1005 | ||
01f1ba30 | 1006 | \f |
82978295 | 1007 | |
d62c8769 GM |
1008 | |
1009 | /* Gamma-correct COLOR on frame F. */ | |
1010 | ||
1011 | void | |
1012 | gamma_correct (f, color) | |
1013 | struct frame *f; | |
1014 | XColor *color; | |
1015 | { | |
1016 | if (f->gamma) | |
1017 | { | |
1018 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1019 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1020 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1021 | } | |
1022 | } | |
1023 | ||
1024 | ||
7b746c38 GM |
1025 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
1026 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
1027 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
1028 | no color could be allocated. */ | |
e12d55b2 | 1029 | |
01f1ba30 | 1030 | int |
7b746c38 GM |
1031 | x_defined_color (f, color_name, color, alloc_p) |
1032 | struct frame *f; | |
1033 | char *color_name; | |
1034 | XColor *color; | |
1035 | int alloc_p; | |
01f1ba30 | 1036 | { |
7b746c38 GM |
1037 | int success_p; |
1038 | Display *dpy = FRAME_X_DISPLAY (f); | |
1039 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
1040 | |
1041 | BLOCK_INPUT; | |
7b746c38 GM |
1042 | success_p = XParseColor (dpy, cmap, color_name, color); |
1043 | if (success_p && alloc_p) | |
1044 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
1045 | UNBLOCK_INPUT; |
1046 | ||
7b746c38 | 1047 | return success_p; |
01f1ba30 JB |
1048 | } |
1049 | ||
9b2956e2 GM |
1050 | |
1051 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1052 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1053 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1054 | |
1055 | int | |
9b2956e2 | 1056 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1057 | FRAME_PTR f; |
9b2956e2 GM |
1058 | Lisp_Object color_name; |
1059 | int mono_color; | |
01f1ba30 | 1060 | { |
b9dc4443 | 1061 | XColor cdef; |
01f1ba30 | 1062 | |
b7826503 | 1063 | CHECK_STRING (color_name); |
01f1ba30 | 1064 | |
9b2956e2 GM |
1065 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1066 | colormap, it makes freeing difficult, and it's probably not | |
1067 | an important optimization. */ | |
d5db4077 | 1068 | if (strcmp (SDATA (color_name), "black") == 0) |
b9dc4443 | 1069 | return BLACK_PIX_DEFAULT (f); |
d5db4077 | 1070 | else if (strcmp (SDATA (color_name), "white") == 0) |
b9dc4443 | 1071 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1072 | #endif |
01f1ba30 | 1073 | |
9b2956e2 | 1074 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1075 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1076 | return mono_color; |
01f1ba30 | 1077 | |
2d764c78 | 1078 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1079 | by looking for a near-miss. */ |
d5db4077 | 1080 | if (x_defined_color (f, SDATA (color_name), &cdef, 1)) |
95626e11 RS |
1081 | return cdef.pixel; |
1082 | ||
c301be26 GM |
1083 | Fsignal (Qerror, Fcons (build_string ("Undefined color"), |
1084 | Fcons (color_name, Qnil))); | |
1085 | return 0; | |
01f1ba30 | 1086 | } |
9b2956e2 GM |
1087 | |
1088 | ||
01f1ba30 | 1089 | \f |
ea0a1f53 GM |
1090 | /* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is |
1091 | the previous value of that parameter, NEW_VALUE is the new value. | |
1092 | See also the comment of wait_for_wm in struct x_output. */ | |
1093 | ||
1094 | static void | |
1095 | x_set_wait_for_wm (f, new_value, old_value) | |
1096 | struct frame *f; | |
1097 | Lisp_Object new_value, old_value; | |
1098 | { | |
1099 | f->output_data.x->wait_for_wm = !NILP (new_value); | |
1100 | } | |
1101 | ||
993d0721 JB |
1102 | #ifdef USE_GTK |
1103 | ||
465aa50a JD |
1104 | static Lisp_Object x_find_image_file P_ ((Lisp_Object file)); |
1105 | ||
1106 | /* Set icon from FILE for frame F. By using GTK functions the icon | |
1107 | may be any format that GdkPixbuf knows about, i.e. not just bitmaps. */ | |
993d0721 JB |
1108 | |
1109 | int | |
810f2256 | 1110 | xg_set_icon (f, file) |
465aa50a | 1111 | FRAME_PTR f; |
993d0721 JB |
1112 | Lisp_Object file; |
1113 | { | |
465aa50a JD |
1114 | struct gcpro gcpro1; |
1115 | int result = 0; | |
1116 | Lisp_Object found; | |
993d0721 | 1117 | |
465aa50a | 1118 | GCPRO1 (found); |
993d0721 | 1119 | |
465aa50a JD |
1120 | found = x_find_image_file (file); |
1121 | ||
1122 | if (! NILP (found)) | |
1123 | { | |
1124 | GdkPixbuf *pixbuf; | |
1125 | GError *err = NULL; | |
1126 | char *filename; | |
1127 | ||
1128 | filename = SDATA (found); | |
1129 | BLOCK_INPUT; | |
1130 | ||
1131 | pixbuf = gdk_pixbuf_new_from_file (filename, &err); | |
1132 | ||
1133 | if (pixbuf) | |
1134 | { | |
1135 | gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
1136 | pixbuf); | |
1137 | g_object_unref (pixbuf); | |
1138 | ||
1139 | result = 1; | |
1140 | } | |
1141 | else | |
1142 | g_error_free (err); | |
1143 | ||
1144 | UNBLOCK_INPUT; | |
1145 | } | |
1146 | ||
1147 | UNGCPRO; | |
1148 | return result; | |
993d0721 JB |
1149 | } |
1150 | #endif /* USE_GTK */ | |
1151 | ||
ea0a1f53 | 1152 | |
f676886a | 1153 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1154 | to set individual parameters. |
1155 | ||
fe24a618 | 1156 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1157 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1158 | In that case, just record the parameter's new value |
1159 | in the standard place; do not attempt to change the window. */ | |
1160 | ||
1161 | void | |
f676886a JB |
1162 | x_set_foreground_color (f, arg, oldval) |
1163 | struct frame *f; | |
01f1ba30 JB |
1164 | Lisp_Object arg, oldval; |
1165 | { | |
09393d07 GM |
1166 | struct x_output *x = f->output_data.x; |
1167 | unsigned long fg, old_fg; | |
a76206dc | 1168 | |
09393d07 GM |
1169 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1170 | old_fg = x->foreground_pixel; | |
1171 | x->foreground_pixel = fg; | |
a76206dc | 1172 | |
fe24a618 | 1173 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1174 | { |
09393d07 | 1175 | Display *dpy = FRAME_X_DISPLAY (f); |
177c0ea7 | 1176 | |
09393d07 GM |
1177 | BLOCK_INPUT; |
1178 | XSetForeground (dpy, x->normal_gc, fg); | |
1179 | XSetBackground (dpy, x->reverse_gc, fg); | |
36d42089 | 1180 | |
09393d07 GM |
1181 | if (x->cursor_pixel == old_fg) |
1182 | { | |
1183 | unload_color (f, x->cursor_pixel); | |
1184 | x->cursor_pixel = x_copy_color (f, fg); | |
1185 | XSetBackground (dpy, x->cursor_gc, x->cursor_pixel); | |
1186 | } | |
177c0ea7 | 1187 | |
01f1ba30 | 1188 | UNBLOCK_INPUT; |
177c0ea7 | 1189 | |
05c8abbe | 1190 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
177c0ea7 | 1191 | |
179956b9 | 1192 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1193 | redraw_frame (f); |
01f1ba30 | 1194 | } |
177c0ea7 | 1195 | |
09393d07 | 1196 | unload_color (f, old_fg); |
01f1ba30 JB |
1197 | } |
1198 | ||
1199 | void | |
f676886a JB |
1200 | x_set_background_color (f, arg, oldval) |
1201 | struct frame *f; | |
01f1ba30 JB |
1202 | Lisp_Object arg, oldval; |
1203 | { | |
09393d07 GM |
1204 | struct x_output *x = f->output_data.x; |
1205 | unsigned long bg; | |
01f1ba30 | 1206 | |
09393d07 GM |
1207 | bg = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
1208 | unload_color (f, x->background_pixel); | |
1209 | x->background_pixel = bg; | |
a76206dc | 1210 | |
fe24a618 | 1211 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1212 | { |
09393d07 | 1213 | Display *dpy = FRAME_X_DISPLAY (f); |
177c0ea7 | 1214 | |
09393d07 GM |
1215 | BLOCK_INPUT; |
1216 | XSetBackground (dpy, x->normal_gc, bg); | |
1217 | XSetForeground (dpy, x->reverse_gc, bg); | |
1218 | XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg); | |
1219 | XSetForeground (dpy, x->cursor_gc, bg); | |
1220 | ||
488dd4c4 JD |
1221 | #ifdef USE_GTK |
1222 | xg_set_background_color (f, bg); | |
1223 | #endif | |
1224 | ||
f76e0368 GM |
1225 | #ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with |
1226 | toolkit scroll bars. */ | |
1227 | { | |
1228 | Lisp_Object bar; | |
1229 | for (bar = FRAME_SCROLL_BARS (f); | |
1230 | !NILP (bar); | |
1231 | bar = XSCROLL_BAR (bar)->next) | |
1232 | { | |
1233 | Window window = SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)); | |
1234 | XSetWindowBackground (dpy, window, bg); | |
1235 | } | |
1236 | } | |
1237 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
01f1ba30 | 1238 | |
09393d07 | 1239 | UNBLOCK_INPUT; |
05c8abbe | 1240 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1241 | |
179956b9 | 1242 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1243 | redraw_frame (f); |
01f1ba30 JB |
1244 | } |
1245 | } | |
1246 | ||
1247 | void | |
f676886a JB |
1248 | x_set_mouse_color (f, arg, oldval) |
1249 | struct frame *f; | |
01f1ba30 JB |
1250 | Lisp_Object arg, oldval; |
1251 | { | |
09393d07 GM |
1252 | struct x_output *x = f->output_data.x; |
1253 | Display *dpy = FRAME_X_DISPLAY (f); | |
3d970f28 | 1254 | Cursor cursor, nontext_cursor, mode_cursor, hand_cursor; |
0af913d7 | 1255 | Cursor hourglass_cursor, horizontal_drag_cursor; |
1dc6cfa6 | 1256 | int count; |
51a1d2d8 | 1257 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
09393d07 | 1258 | unsigned long mask_color = x->background_pixel; |
a76206dc | 1259 | |
51a1d2d8 | 1260 | /* Don't let pointers be invisible. */ |
09393d07 | 1261 | if (mask_color == pixel) |
bcf26b38 GM |
1262 | { |
1263 | x_free_colors (f, &pixel, 1); | |
09393d07 | 1264 | pixel = x_copy_color (f, x->foreground_pixel); |
bcf26b38 | 1265 | } |
a76206dc | 1266 | |
09393d07 GM |
1267 | unload_color (f, x->mouse_pixel); |
1268 | x->mouse_pixel = pixel; | |
01f1ba30 JB |
1269 | |
1270 | BLOCK_INPUT; | |
fe24a618 | 1271 | |
eb8c3be9 | 1272 | /* It's not okay to crash if the user selects a screwy cursor. */ |
09393d07 | 1273 | count = x_catch_errors (dpy); |
fe24a618 | 1274 | |
09393d07 | 1275 | if (!NILP (Vx_pointer_shape)) |
01f1ba30 | 1276 | { |
b7826503 | 1277 | CHECK_NUMBER (Vx_pointer_shape); |
09393d07 | 1278 | cursor = XCreateFontCursor (dpy, XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1279 | } |
1280 | else | |
09393d07 GM |
1281 | cursor = XCreateFontCursor (dpy, XC_xterm); |
1282 | x_check_errors (dpy, "bad text pointer cursor: %s"); | |
01f1ba30 | 1283 | |
09393d07 | 1284 | if (!NILP (Vx_nontext_pointer_shape)) |
01f1ba30 | 1285 | { |
b7826503 | 1286 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
09393d07 GM |
1287 | nontext_cursor |
1288 | = XCreateFontCursor (dpy, XINT (Vx_nontext_pointer_shape)); | |
01f1ba30 JB |
1289 | } |
1290 | else | |
09393d07 GM |
1291 | nontext_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
1292 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); | |
01f1ba30 | 1293 | |
09393d07 | 1294 | if (!NILP (Vx_hourglass_pointer_shape)) |
333b20bb | 1295 | { |
b7826503 | 1296 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
09393d07 GM |
1297 | hourglass_cursor |
1298 | = XCreateFontCursor (dpy, XINT (Vx_hourglass_pointer_shape)); | |
333b20bb GM |
1299 | } |
1300 | else | |
09393d07 GM |
1301 | hourglass_cursor = XCreateFontCursor (dpy, XC_watch); |
1302 | x_check_errors (dpy, "bad hourglass pointer cursor: %s"); | |
177c0ea7 | 1303 | |
09393d07 | 1304 | if (!NILP (Vx_mode_pointer_shape)) |
01f1ba30 | 1305 | { |
b7826503 | 1306 | CHECK_NUMBER (Vx_mode_pointer_shape); |
09393d07 | 1307 | mode_cursor = XCreateFontCursor (dpy, XINT (Vx_mode_pointer_shape)); |
01f1ba30 JB |
1308 | } |
1309 | else | |
09393d07 GM |
1310 | mode_cursor = XCreateFontCursor (dpy, XC_xterm); |
1311 | x_check_errors (dpy, "bad modeline pointer cursor: %s"); | |
95f80c78 | 1312 | |
09393d07 | 1313 | if (!NILP (Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1314 | { |
b7826503 | 1315 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
3d970f28 | 1316 | hand_cursor |
09393d07 | 1317 | = XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1318 | } |
1319 | else | |
3d970f28 | 1320 | hand_cursor = XCreateFontCursor (dpy, XC_hand2); |
01f1ba30 | 1321 | |
8fb4ec9c GM |
1322 | if (!NILP (Vx_window_horizontal_drag_shape)) |
1323 | { | |
b7826503 | 1324 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
8fb4ec9c | 1325 | horizontal_drag_cursor |
09393d07 | 1326 | = XCreateFontCursor (dpy, XINT (Vx_window_horizontal_drag_shape)); |
8fb4ec9c GM |
1327 | } |
1328 | else | |
1329 | horizontal_drag_cursor | |
09393d07 | 1330 | = XCreateFontCursor (dpy, XC_sb_h_double_arrow); |
8fb4ec9c | 1331 | |
fe24a618 | 1332 | /* Check and report errors with the above calls. */ |
09393d07 GM |
1333 | x_check_errors (dpy, "can't set cursor shape: %s"); |
1334 | x_uncatch_errors (dpy, count); | |
fe24a618 | 1335 | |
01f1ba30 JB |
1336 | { |
1337 | XColor fore_color, back_color; | |
1338 | ||
09393d07 | 1339 | fore_color.pixel = x->mouse_pixel; |
a31fedb7 | 1340 | x_query_color (f, &fore_color); |
01f1ba30 | 1341 | back_color.pixel = mask_color; |
a31fedb7 | 1342 | x_query_color (f, &back_color); |
177c0ea7 | 1343 | |
09393d07 GM |
1344 | XRecolorCursor (dpy, cursor, &fore_color, &back_color); |
1345 | XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color); | |
1346 | XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color); | |
3d970f28 | 1347 | XRecolorCursor (dpy, hand_cursor, &fore_color, &back_color); |
09393d07 GM |
1348 | XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color); |
1349 | XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color); | |
01f1ba30 | 1350 | } |
01f1ba30 | 1351 | |
fe24a618 | 1352 | if (FRAME_X_WINDOW (f) != 0) |
09393d07 GM |
1353 | XDefineCursor (dpy, FRAME_X_WINDOW (f), cursor); |
1354 | ||
1355 | if (cursor != x->text_cursor | |
1356 | && x->text_cursor != 0) | |
1357 | XFreeCursor (dpy, x->text_cursor); | |
1358 | x->text_cursor = cursor; | |
1359 | ||
1360 | if (nontext_cursor != x->nontext_cursor | |
1361 | && x->nontext_cursor != 0) | |
1362 | XFreeCursor (dpy, x->nontext_cursor); | |
1363 | x->nontext_cursor = nontext_cursor; | |
1364 | ||
1365 | if (hourglass_cursor != x->hourglass_cursor | |
1366 | && x->hourglass_cursor != 0) | |
1367 | XFreeCursor (dpy, x->hourglass_cursor); | |
1368 | x->hourglass_cursor = hourglass_cursor; | |
1369 | ||
1370 | if (mode_cursor != x->modeline_cursor | |
1371 | && x->modeline_cursor != 0) | |
1372 | XFreeCursor (dpy, f->output_data.x->modeline_cursor); | |
1373 | x->modeline_cursor = mode_cursor; | |
177c0ea7 | 1374 | |
3d970f28 KS |
1375 | if (hand_cursor != x->hand_cursor |
1376 | && x->hand_cursor != 0) | |
1377 | XFreeCursor (dpy, x->hand_cursor); | |
1378 | x->hand_cursor = hand_cursor; | |
01f1ba30 | 1379 | |
09393d07 GM |
1380 | if (horizontal_drag_cursor != x->horizontal_drag_cursor |
1381 | && x->horizontal_drag_cursor != 0) | |
1382 | XFreeCursor (dpy, x->horizontal_drag_cursor); | |
1383 | x->horizontal_drag_cursor = horizontal_drag_cursor; | |
8fb4ec9c | 1384 | |
09393d07 | 1385 | XFlush (dpy); |
01f1ba30 | 1386 | UNBLOCK_INPUT; |
05c8abbe GM |
1387 | |
1388 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1389 | } |
1390 | ||
1391 | void | |
f676886a JB |
1392 | x_set_cursor_color (f, arg, oldval) |
1393 | struct frame *f; | |
01f1ba30 JB |
1394 | Lisp_Object arg, oldval; |
1395 | { | |
a76206dc | 1396 | unsigned long fore_pixel, pixel; |
10168ebb | 1397 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
09393d07 | 1398 | struct x_output *x = f->output_data.x; |
01f1ba30 | 1399 | |
10168ebb GM |
1400 | if (!NILP (Vx_cursor_fore_pixel)) |
1401 | { | |
1402 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1403 | WHITE_PIX_DEFAULT (f)); | |
1404 | fore_pixel_allocated_p = 1; | |
1405 | } | |
01f1ba30 | 1406 | else |
09393d07 | 1407 | fore_pixel = x->background_pixel; |
177c0ea7 | 1408 | |
a76206dc | 1409 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1410 | pixel_allocated_p = 1; |
a76206dc | 1411 | |
f9942c9e | 1412 | /* Make sure that the cursor color differs from the background color. */ |
09393d07 | 1413 | if (pixel == x->background_pixel) |
01f1ba30 | 1414 | { |
10168ebb GM |
1415 | if (pixel_allocated_p) |
1416 | { | |
1417 | x_free_colors (f, &pixel, 1); | |
1418 | pixel_allocated_p = 0; | |
1419 | } | |
177c0ea7 | 1420 | |
09393d07 | 1421 | pixel = x->mouse_pixel; |
a76206dc | 1422 | if (pixel == fore_pixel) |
10168ebb GM |
1423 | { |
1424 | if (fore_pixel_allocated_p) | |
1425 | { | |
1426 | x_free_colors (f, &fore_pixel, 1); | |
1427 | fore_pixel_allocated_p = 0; | |
1428 | } | |
09393d07 | 1429 | fore_pixel = x->background_pixel; |
10168ebb | 1430 | } |
01f1ba30 | 1431 | } |
a76206dc | 1432 | |
09393d07 | 1433 | unload_color (f, x->cursor_foreground_pixel); |
10168ebb GM |
1434 | if (!fore_pixel_allocated_p) |
1435 | fore_pixel = x_copy_color (f, fore_pixel); | |
09393d07 | 1436 | x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1437 | |
09393d07 | 1438 | unload_color (f, x->cursor_pixel); |
10168ebb GM |
1439 | if (!pixel_allocated_p) |
1440 | pixel = x_copy_color (f, pixel); | |
09393d07 | 1441 | x->cursor_pixel = pixel; |
a76206dc | 1442 | |
fe24a618 | 1443 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1444 | { |
01f1ba30 | 1445 | BLOCK_INPUT; |
09393d07 GM |
1446 | XSetBackground (FRAME_X_DISPLAY (f), x->cursor_gc, x->cursor_pixel); |
1447 | XSetForeground (FRAME_X_DISPLAY (f), x->cursor_gc, fore_pixel); | |
01f1ba30 | 1448 | UNBLOCK_INPUT; |
01f1ba30 | 1449 | |
179956b9 | 1450 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1451 | { |
cedadcfa RS |
1452 | x_update_cursor (f, 0); |
1453 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1454 | } |
1455 | } | |
05c8abbe GM |
1456 | |
1457 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1458 | } |
943b580d | 1459 | \f |
f676886a | 1460 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1461 | Note that this does not fully take effect if done before |
f676886a | 1462 | F has an x-window. */ |
01f1ba30 | 1463 | |
968b1234 | 1464 | void |
f676886a JB |
1465 | x_set_border_pixel (f, pix) |
1466 | struct frame *f; | |
01f1ba30 JB |
1467 | int pix; |
1468 | { | |
a76206dc | 1469 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1470 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1471 | |
be786000 | 1472 | if (FRAME_X_WINDOW (f) != 0 && f->border_width > 0) |
01f1ba30 | 1473 | { |
01f1ba30 | 1474 | BLOCK_INPUT; |
b9dc4443 | 1475 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1476 | (unsigned long)pix); |
01f1ba30 JB |
1477 | UNBLOCK_INPUT; |
1478 | ||
179956b9 | 1479 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1480 | redraw_frame (f); |
01f1ba30 JB |
1481 | } |
1482 | } | |
1483 | ||
7c0d3ed8 KS |
1484 | /* Set the border-color of frame F to value described by ARG. |
1485 | ARG can be a string naming a color. | |
1486 | The border-color is used for the border that is drawn by the X server. | |
1487 | Note that this does not fully take effect if done before | |
1488 | F has an x-window; it must be redone when the window is created. | |
1489 | ||
1490 | Note: this is done in two routines because of the way X10 works. | |
1491 | ||
1492 | Note: under X11, this is normally the province of the window manager, | |
1493 | and so emacs' border colors may be overridden. */ | |
1494 | ||
1495 | void | |
1496 | x_set_border_color (f, arg, oldval) | |
1497 | struct frame *f; | |
1498 | Lisp_Object arg, oldval; | |
1499 | { | |
1500 | int pix; | |
1501 | ||
1502 | CHECK_STRING (arg); | |
1503 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
1504 | x_set_border_pixel (f, pix); | |
1505 | update_face_from_frame_parameter (f, Qborder_color, arg); | |
1506 | } | |
0d1469d6 | 1507 | |
0d1469d6 GM |
1508 | |
1509 | void | |
1510 | x_set_cursor_type (f, arg, oldval) | |
1511 | FRAME_PTR f; | |
1512 | Lisp_Object arg, oldval; | |
1513 | { | |
33b2311e | 1514 | set_frame_cursor_types (f, arg); |
dbc4e1c1 | 1515 | |
75691005 RS |
1516 | /* Make sure the cursor gets redrawn. */ |
1517 | cursor_type_changed = 1; | |
dbc4e1c1 | 1518 | } |
943b580d | 1519 | \f |
01f1ba30 | 1520 | void |
f676886a JB |
1521 | x_set_icon_type (f, arg, oldval) |
1522 | struct frame *f; | |
01f1ba30 JB |
1523 | Lisp_Object arg, oldval; |
1524 | { | |
01f1ba30 JB |
1525 | int result; |
1526 | ||
203c1d73 RS |
1527 | if (STRINGP (arg)) |
1528 | { | |
1529 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1530 | return; | |
1531 | } | |
1532 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1533 | return; |
1534 | ||
1535 | BLOCK_INPUT; | |
265a9e55 | 1536 | if (NILP (arg)) |
80534dd6 | 1537 | result = x_text_icon (f, |
d5db4077 | 1538 | (char *) SDATA ((!NILP (f->icon_name) |
f468da95 | 1539 | ? f->icon_name |
d5db4077 | 1540 | : f->name))); |
f1c7b5a6 RS |
1541 | else |
1542 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1543 | |
1544 | if (result) | |
1545 | { | |
01f1ba30 | 1546 | UNBLOCK_INPUT; |
0fb53770 | 1547 | error ("No icon window available"); |
01f1ba30 JB |
1548 | } |
1549 | ||
b9dc4443 | 1550 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1551 | UNBLOCK_INPUT; |
1552 | } | |
1553 | ||
80534dd6 KH |
1554 | void |
1555 | x_set_icon_name (f, arg, oldval) | |
1556 | struct frame *f; | |
1557 | Lisp_Object arg, oldval; | |
1558 | { | |
80534dd6 KH |
1559 | int result; |
1560 | ||
1561 | if (STRINGP (arg)) | |
1562 | { | |
1563 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1564 | return; | |
1565 | } | |
1566 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1567 | return; | |
1568 | ||
f468da95 | 1569 | f->icon_name = arg; |
80534dd6 | 1570 | |
7556890b | 1571 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1572 | return; |
1573 | ||
1574 | BLOCK_INPUT; | |
1575 | ||
1576 | result = x_text_icon (f, | |
d5db4077 KR |
1577 | (char *) SDATA ((!NILP (f->icon_name) |
1578 | ? f->icon_name | |
1579 | : !NILP (f->title) | |
1580 | ? f->title | |
1581 | : f->name))); | |
80534dd6 KH |
1582 | |
1583 | if (result) | |
1584 | { | |
1585 | UNBLOCK_INPUT; | |
1586 | error ("No icon window available"); | |
1587 | } | |
1588 | ||
80534dd6 KH |
1589 | XFlush (FRAME_X_DISPLAY (f)); |
1590 | UNBLOCK_INPUT; | |
1591 | } | |
7c0d3ed8 | 1592 | |
943b580d | 1593 | \f |
01f1ba30 | 1594 | void |
7c0d3ed8 | 1595 | x_set_menu_bar_lines (f, value, oldval) |
f676886a | 1596 | struct frame *f; |
7c0d3ed8 | 1597 | Lisp_Object value, oldval; |
01f1ba30 | 1598 | { |
7c0d3ed8 KS |
1599 | int nlines; |
1600 | #ifndef USE_X_TOOLKIT | |
1601 | int olines = FRAME_MENU_BAR_LINES (f); | |
1602 | #endif | |
177c0ea7 | 1603 | |
7c0d3ed8 KS |
1604 | /* Right now, menu bars don't work properly in minibuf-only frames; |
1605 | most of the commands try to apply themselves to the minibuffer | |
1606 | frame itself, and get an error because you can't switch buffers | |
1607 | in or split the minibuffer window. */ | |
1608 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1609 | return; | |
177c0ea7 | 1610 | |
7c0d3ed8 KS |
1611 | if (INTEGERP (value)) |
1612 | nlines = XINT (value); | |
ea96210c | 1613 | else |
7c0d3ed8 | 1614 | nlines = 0; |
a367641f | 1615 | |
7c0d3ed8 KS |
1616 | /* Make sure we redisplay all windows in this frame. */ |
1617 | windows_or_buffers_changed++; | |
3d09b6be | 1618 | |
488dd4c4 | 1619 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
9ef48a9d RS |
1620 | FRAME_MENU_BAR_LINES (f) = 0; |
1621 | if (nlines) | |
0d8ef3f4 RS |
1622 | { |
1623 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 1624 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
1625 | /* Make sure next redisplay shows the menu bar. */ |
1626 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1627 | } | |
9ef48a9d RS |
1628 | else |
1629 | { | |
6bc20398 FP |
1630 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
1631 | free_frame_menubar (f); | |
9ef48a9d | 1632 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
1633 | if (FRAME_X_P (f)) |
1634 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d | 1635 | } |
488dd4c4 | 1636 | #else /* not USE_X_TOOLKIT && not USE_GTK */ |
d043f1a4 | 1637 | FRAME_MENU_BAR_LINES (f) = nlines; |
7c0d3ed8 | 1638 | change_window_heights (f->root_window, nlines - olines); |
9ef48a9d | 1639 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
1640 | adjust_glyphs (f); |
1641 | } | |
1642 | ||
1643 | ||
1644 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
1645 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
1646 | is the old number of tool bar lines. This function changes the | |
1647 | height of all windows on frame F to match the new tool bar height. | |
1648 | The frame's height doesn't change. */ | |
1649 | ||
1650 | void | |
9ea173e8 | 1651 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
1652 | struct frame *f; |
1653 | Lisp_Object value, oldval; | |
1654 | { | |
52de7ce9 GM |
1655 | int delta, nlines, root_height; |
1656 | Lisp_Object root_window; | |
333b20bb | 1657 | |
e870b7ba GM |
1658 | /* Treat tool bars like menu bars. */ |
1659 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1660 | return; | |
1661 | ||
333b20bb GM |
1662 | /* Use VALUE only if an integer >= 0. */ |
1663 | if (INTEGERP (value) && XINT (value) >= 0) | |
1664 | nlines = XFASTINT (value); | |
1665 | else | |
1666 | nlines = 0; | |
1667 | ||
488dd4c4 JD |
1668 | #ifdef USE_GTK |
1669 | FRAME_TOOL_BAR_LINES (f) = 0; | |
1670 | if (nlines) | |
1671 | { | |
1672 | FRAME_EXTERNAL_TOOL_BAR (f) = 1; | |
1673 | if (FRAME_X_P (f) && f->output_data.x->toolbar_widget == 0) | |
1674 | /* Make sure next redisplay shows the tool bar. */ | |
1675 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1676 | update_frame_tool_bar (f); | |
1677 | } | |
1678 | else | |
1679 | { | |
1680 | if (FRAME_EXTERNAL_TOOL_BAR (f)) | |
1681 | free_frame_tool_bar (f); | |
1682 | FRAME_EXTERNAL_TOOL_BAR (f) = 0; | |
1683 | } | |
1684 | ||
1685 | return; | |
1686 | #endif | |
177c0ea7 | 1687 | |
488dd4c4 | 1688 | /* Make sure we redisplay all windows in this frame. */ |
333b20bb GM |
1689 | ++windows_or_buffers_changed; |
1690 | ||
9ea173e8 | 1691 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
52de7ce9 GM |
1692 | |
1693 | /* Don't resize the tool-bar to more than we have room for. */ | |
1694 | root_window = FRAME_ROOT_WINDOW (f); | |
be786000 | 1695 | root_height = WINDOW_TOTAL_LINES (XWINDOW (root_window)); |
52de7ce9 GM |
1696 | if (root_height - delta < 1) |
1697 | { | |
1698 | delta = root_height - 1; | |
1699 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
1700 | } | |
1701 | ||
9ea173e8 | 1702 | FRAME_TOOL_BAR_LINES (f) = nlines; |
7c0d3ed8 | 1703 | change_window_heights (root_window, delta); |
333b20bb | 1704 | adjust_glyphs (f); |
177c0ea7 | 1705 | |
ccba751c GM |
1706 | /* We also have to make sure that the internal border at the top of |
1707 | the frame, below the menu bar or tool bar, is redrawn when the | |
1708 | tool bar disappears. This is so because the internal border is | |
1709 | below the tool bar if one is displayed, but is below the menu bar | |
1710 | if there isn't a tool bar. The tool bar draws into the area | |
1711 | below the menu bar. */ | |
1712 | if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
1713 | { | |
1714 | updating_frame = f; | |
1715 | clear_frame (); | |
fb3cd89b | 1716 | clear_current_matrices (f); |
ccba751c GM |
1717 | updating_frame = NULL; |
1718 | } | |
b6f91066 GM |
1719 | |
1720 | /* If the tool bar gets smaller, the internal border below it | |
1721 | has to be cleared. It was formerly part of the display | |
1722 | of the larger tool bar, and updating windows won't clear it. */ | |
1723 | if (delta < 0) | |
1724 | { | |
1725 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
be786000 KS |
1726 | int width = FRAME_PIXEL_WIDTH (f); |
1727 | int y = nlines * FRAME_LINE_HEIGHT (f); | |
b6f91066 GM |
1728 | |
1729 | BLOCK_INPUT; | |
161d30fd GM |
1730 | x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
1731 | 0, y, width, height, False); | |
b6f91066 | 1732 | UNBLOCK_INPUT; |
ddc24747 GM |
1733 | |
1734 | if (WINDOWP (f->tool_bar_window)) | |
1735 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
b6f91066 | 1736 | } |
333b20bb GM |
1737 | } |
1738 | ||
1739 | ||
1740 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
1741 | VALUE should be a string, a color name. If it isn't a string or | |
1742 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
1743 | the frame parameter. */ | |
1744 | ||
1745 | void | |
1746 | x_set_scroll_bar_foreground (f, value, oldval) | |
1747 | struct frame *f; | |
1748 | Lisp_Object value, oldval; | |
1749 | { | |
1750 | unsigned long pixel; | |
177c0ea7 | 1751 | |
333b20bb GM |
1752 | if (STRINGP (value)) |
1753 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
1754 | else | |
1755 | pixel = -1; | |
1756 | ||
1757 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
1758 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
177c0ea7 | 1759 | |
333b20bb GM |
1760 | f->output_data.x->scroll_bar_foreground_pixel = pixel; |
1761 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
1762 | { | |
1763 | /* Remove all scroll bars because they have wrong colors. */ | |
428a555e KL |
1764 | if (FRAME_DISPLAY (f)->condemn_scroll_bars_hook) |
1765 | (*FRAME_DISPLAY (f)->condemn_scroll_bars_hook) (f); | |
1766 | if (FRAME_DISPLAY (f)->judge_scroll_bars_hook) | |
1767 | (*FRAME_DISPLAY (f)->judge_scroll_bars_hook) (f); | |
05c8abbe GM |
1768 | |
1769 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
1770 | redraw_frame (f); |
1771 | } | |
1772 | } | |
1773 | ||
1774 | ||
1775 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
1776 | should be a string, a color name. If it isn't a string or isn't a | |
1777 | valid color name, do nothing. OLDVAL is the old value of the frame | |
1778 | parameter. */ | |
1779 | ||
1780 | void | |
1781 | x_set_scroll_bar_background (f, value, oldval) | |
1782 | struct frame *f; | |
1783 | Lisp_Object value, oldval; | |
1784 | { | |
1785 | unsigned long pixel; | |
1786 | ||
1787 | if (STRINGP (value)) | |
1788 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
1789 | else | |
1790 | pixel = -1; | |
177c0ea7 | 1791 | |
333b20bb GM |
1792 | if (f->output_data.x->scroll_bar_background_pixel != -1) |
1793 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
177c0ea7 | 1794 | |
f15340b7 MB |
1795 | #ifdef USE_TOOLKIT_SCROLL_BARS |
1796 | /* Scrollbar shadow colors. */ | |
1797 | if (f->output_data.x->scroll_bar_top_shadow_pixel != -1) | |
1798 | { | |
1799 | unload_color (f, f->output_data.x->scroll_bar_top_shadow_pixel); | |
1800 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
1801 | } | |
1802 | if (f->output_data.x->scroll_bar_bottom_shadow_pixel != -1) | |
1803 | { | |
1804 | unload_color (f, f->output_data.x->scroll_bar_bottom_shadow_pixel); | |
1805 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
1806 | } | |
1807 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
1808 | ||
333b20bb GM |
1809 | f->output_data.x->scroll_bar_background_pixel = pixel; |
1810 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
1811 | { | |
1812 | /* Remove all scroll bars because they have wrong colors. */ | |
428a555e KL |
1813 | if (FRAME_DISPLAY (f)->condemn_scroll_bars_hook) |
1814 | (*FRAME_DISPLAY (f)->condemn_scroll_bars_hook) (f); | |
1815 | if (FRAME_DISPLAY (f)->judge_scroll_bars_hook) | |
1816 | (*FRAME_DISPLAY (f)->judge_scroll_bars_hook) (f); | |
177c0ea7 | 1817 | |
05c8abbe | 1818 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
1819 | redraw_frame (f); |
1820 | } | |
d043f1a4 | 1821 | } |
333b20bb | 1822 | |
943b580d | 1823 | \f |
3a258507 | 1824 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
1825 | XICCC (X Inter Client Communication Conventions). |
1826 | ||
1827 | If STRING contains only ASCII characters, do no conversion and | |
1828 | return the string data of STRING. Otherwise, encode the text by | |
1829 | CODING_SYSTEM, and return a newly allocated memory area which | |
1830 | should be freed by `xfree' by a caller. | |
1831 | ||
37323f34 EZ |
1832 | SELECTIONP non-zero means the string is being encoded for an X |
1833 | selection, so it is safe to run pre-write conversions (which | |
1834 | may run Lisp code). | |
1835 | ||
96db09e4 KH |
1836 | Store the byte length of resulting text in *TEXT_BYTES. |
1837 | ||
d60660d6 | 1838 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 1839 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 1840 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
1841 | the result should be `COMPOUND_TEXT'. */ |
1842 | ||
1843 | unsigned char * | |
37323f34 | 1844 | x_encode_text (string, coding_system, selectionp, text_bytes, stringp) |
96db09e4 | 1845 | Lisp_Object string, coding_system; |
d60660d6 | 1846 | int *text_bytes, *stringp; |
37323f34 | 1847 | int selectionp; |
96db09e4 | 1848 | { |
d5db4077 KR |
1849 | unsigned char *str = SDATA (string); |
1850 | int chars = SCHARS (string); | |
1851 | int bytes = SBYTES (string); | |
96db09e4 KH |
1852 | int charset_info; |
1853 | int bufsize; | |
1854 | unsigned char *buf; | |
1855 | struct coding_system coding; | |
43dc73f1 | 1856 | extern Lisp_Object Qcompound_text_with_extensions; |
96db09e4 KH |
1857 | |
1858 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
1859 | if (charset_info == 0) | |
1860 | { | |
1861 | /* No multibyte character in OBJ. We need not encode it. */ | |
1862 | *text_bytes = bytes; | |
d60660d6 | 1863 | *stringp = 1; |
96db09e4 KH |
1864 | return str; |
1865 | } | |
1866 | ||
1867 | setup_coding_system (coding_system, &coding); | |
37323f34 EZ |
1868 | if (selectionp |
1869 | && SYMBOLP (coding.pre_write_conversion) | |
1870 | && !NILP (Ffboundp (coding.pre_write_conversion))) | |
1871 | { | |
1872 | string = run_pre_post_conversion_on_str (string, &coding, 1); | |
d5db4077 KR |
1873 | str = SDATA (string); |
1874 | chars = SCHARS (string); | |
1875 | bytes = SBYTES (string); | |
37323f34 | 1876 | } |
96db09e4 KH |
1877 | coding.src_multibyte = 1; |
1878 | coding.dst_multibyte = 0; | |
1879 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
1880 | if (coding.type == coding_type_iso2022) |
1881 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
35bc5887 KH |
1882 | /* We suppress producing escape sequences for composition. */ |
1883 | coding.composing = COMPOSITION_DISABLED; | |
96db09e4 KH |
1884 | bufsize = encoding_buffer_size (&coding, bytes); |
1885 | buf = (unsigned char *) xmalloc (bufsize); | |
1886 | encode_coding (&coding, str, buf, bytes, bufsize); | |
1887 | *text_bytes = coding.produced; | |
43dc73f1 EZ |
1888 | *stringp = (charset_info == 1 |
1889 | || (!EQ (coding_system, Qcompound_text) | |
1890 | && !EQ (coding_system, Qcompound_text_with_extensions))); | |
96db09e4 KH |
1891 | return buf; |
1892 | } | |
1893 | ||
1894 | \f | |
75f9d625 | 1895 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
1896 | x_id_name. |
1897 | ||
1898 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
1899 | name; if NAME is a string, set F's name to NAME and set |
1900 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
1901 | |
1902 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
1903 | suggesting a new name, which lisp code should override; if | |
1904 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
1905 | ||
1906 | void | |
1907 | x_set_name (f, name, explicit) | |
1908 | struct frame *f; | |
1909 | Lisp_Object name; | |
1910 | int explicit; | |
1911 | { | |
177c0ea7 | 1912 | /* Make sure that requests from lisp code override requests from |
f945b920 JB |
1913 | Emacs redisplay code. */ |
1914 | if (explicit) | |
1915 | { | |
1916 | /* If we're switching from explicit to implicit, we had better | |
1917 | update the mode lines and thereby update the title. */ | |
1918 | if (f->explicit_name && NILP (name)) | |
cf177271 | 1919 | update_mode_lines = 1; |
f945b920 JB |
1920 | |
1921 | f->explicit_name = ! NILP (name); | |
1922 | } | |
1923 | else if (f->explicit_name) | |
1924 | return; | |
1925 | ||
1926 | /* If NAME is nil, set the name to the x_id_name. */ | |
1927 | if (NILP (name)) | |
f10f0b79 RS |
1928 | { |
1929 | /* Check for no change needed in this very common case | |
1930 | before we do any consing. */ | |
08a90d6a | 1931 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
d5db4077 | 1932 | SDATA (f->name))) |
f10f0b79 | 1933 | return; |
08a90d6a | 1934 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 1935 | } |
62265f1c | 1936 | else |
b7826503 | 1937 | CHECK_STRING (name); |
01f1ba30 | 1938 | |
f945b920 JB |
1939 | /* Don't change the name if it's already NAME. */ |
1940 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
1941 | return; |
1942 | ||
943b580d RS |
1943 | f->name = name; |
1944 | ||
1945 | /* For setting the frame title, the title parameter should override | |
1946 | the name parameter. */ | |
1947 | if (! NILP (f->title)) | |
1948 | name = f->title; | |
1949 | ||
fe24a618 | 1950 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 1951 | { |
01f1ba30 | 1952 | BLOCK_INPUT; |
fe24a618 JB |
1953 | #ifdef HAVE_X11R4 |
1954 | { | |
80534dd6 | 1955 | XTextProperty text, icon; |
d60660d6 | 1956 | int bytes, stringp; |
11270583 | 1957 | Lisp_Object coding_system; |
80534dd6 | 1958 | |
3201ea57 KH |
1959 | /* Note: Encoding strategy |
1960 | ||
1961 | We encode NAME by compound-text and use "COMPOUND-TEXT" in | |
1962 | text.encoding. But, there are non-internationalized window | |
1963 | managers which don't support that encoding. So, if NAME | |
1964 | contains only ASCII and 8859-1 characters, encode it by | |
1965 | iso-latin-1, and use "STRING" in text.encoding hoping that | |
34e8c597 | 1966 | such window managers at least analyze this format correctly, |
3201ea57 KH |
1967 | i.e. treat 8-bit bytes as 8859-1 characters. |
1968 | ||
1969 | We may also be able to use "UTF8_STRING" in text.encoding | |
34e8c597 | 1970 | in the future which can encode all Unicode characters. |
3201ea57 KH |
1971 | But, for the moment, there's no way to know that the |
1972 | current window manager supports it or not. */ | |
869331ee | 1973 | coding_system = Qcompound_text; |
37323f34 | 1974 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 1975 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 1976 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 1977 | text.format = 8; |
96db09e4 | 1978 | text.nitems = bytes; |
80534dd6 | 1979 | |
96db09e4 KH |
1980 | if (NILP (f->icon_name)) |
1981 | { | |
1982 | icon = text; | |
1983 | } | |
1984 | else | |
1985 | { | |
3201ea57 | 1986 | /* See the above comment "Note: Encoding strategy". */ |
37323f34 | 1987 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
1988 | &bytes, &stringp); |
1989 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
1990 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
1991 | icon.format = 8; | |
1992 | icon.nitems = bytes; | |
1993 | } | |
488dd4c4 JD |
1994 | #ifdef USE_GTK |
1995 | gtk_window_set_title (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
1996 | SDATA (name)); | |
488dd4c4 | 1997 | #else /* not USE_GTK */ |
2436a4e4 | 1998 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &text); |
7c0d3ed8 | 1999 | #endif /* not USE_GTK */ |
abb4b7ec | 2000 | |
7c0d3ed8 | 2001 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &icon); |
abb4b7ec | 2002 | |
7c0d3ed8 KS |
2003 | if (!NILP (f->icon_name) |
2004 | && icon.value != (unsigned char *) SDATA (f->icon_name)) | |
2005 | xfree (icon.value); | |
2006 | if (text.value != (unsigned char *) SDATA (name)) | |
2007 | xfree (text.value); | |
2008 | } | |
2009 | #else /* not HAVE_X11R4 */ | |
2010 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2011 | SDATA (name)); | |
2012 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2013 | SDATA (name)); | |
2014 | #endif /* not HAVE_X11R4 */ | |
2015 | UNBLOCK_INPUT; | |
2016 | } | |
abb4b7ec RS |
2017 | } |
2018 | ||
7c0d3ed8 KS |
2019 | /* This function should be called when the user's lisp code has |
2020 | specified a name for the frame; the name will override any set by the | |
2021 | redisplay code. */ | |
2022 | void | |
2023 | x_explicitly_set_name (f, arg, oldval) | |
2024 | FRAME_PTR f; | |
2025 | Lisp_Object arg, oldval; | |
3402e1a4 | 2026 | { |
7c0d3ed8 | 2027 | x_set_name (f, arg, 1); |
3402e1a4 RS |
2028 | } |
2029 | ||
7c0d3ed8 KS |
2030 | /* This function should be called by Emacs redisplay code to set the |
2031 | name; names set this way will never override names set by the user's | |
2032 | lisp code. */ | |
2033 | void | |
2034 | x_implicitly_set_name (f, arg, oldval) | |
2035 | FRAME_PTR f; | |
2036 | Lisp_Object arg, oldval; | |
333b20bb | 2037 | { |
7c0d3ed8 KS |
2038 | x_set_name (f, arg, 0); |
2039 | } | |
2040 | \f | |
2041 | /* Change the title of frame F to NAME. | |
2042 | If NAME is nil, use the frame name as the title. | |
60fb3ee1 | 2043 | |
7c0d3ed8 KS |
2044 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2045 | name; if NAME is a string, set F's name to NAME and set | |
2046 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
60fb3ee1 | 2047 | |
7c0d3ed8 KS |
2048 | If EXPLICIT is zero, that indicates that Emacs redisplay code is |
2049 | suggesting a new name, which lisp code should override; if | |
2050 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
01f1ba30 | 2051 | |
7c0d3ed8 KS |
2052 | void |
2053 | x_set_title (f, name, old_name) | |
2054 | struct frame *f; | |
2055 | Lisp_Object name, old_name; | |
01f1ba30 | 2056 | { |
7c0d3ed8 KS |
2057 | /* Don't change the title if it's already NAME. */ |
2058 | if (EQ (name, f->title)) | |
2059 | return; | |
01f1ba30 | 2060 | |
7c0d3ed8 | 2061 | update_mode_lines = 1; |
60fb3ee1 | 2062 | |
7c0d3ed8 | 2063 | f->title = name; |
f9942c9e | 2064 | |
7c0d3ed8 KS |
2065 | if (NILP (name)) |
2066 | name = f->name; | |
2067 | else | |
2068 | CHECK_STRING (name); | |
f9942c9e | 2069 | |
7c0d3ed8 KS |
2070 | if (FRAME_X_WINDOW (f)) |
2071 | { | |
2072 | BLOCK_INPUT; | |
2073 | #ifdef HAVE_X11R4 | |
2074 | { | |
2075 | XTextProperty text, icon; | |
2076 | int bytes, stringp; | |
2077 | Lisp_Object coding_system; | |
f9942c9e | 2078 | |
7c0d3ed8 KS |
2079 | coding_system = Qcompound_text; |
2080 | /* See the comment "Note: Encoding strategy" in x_set_name. */ | |
2081 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); | |
2082 | text.encoding = (stringp ? XA_STRING | |
2083 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); | |
2084 | text.format = 8; | |
2085 | text.nitems = bytes; | |
d62c8769 | 2086 | |
7c0d3ed8 KS |
2087 | if (NILP (f->icon_name)) |
2088 | { | |
2089 | icon = text; | |
2090 | } | |
2091 | else | |
2092 | { | |
2093 | /* See the comment "Note: Encoding strategy" in x_set_name. */ | |
2094 | icon.value = x_encode_text (f->icon_name, coding_system, 0, | |
2095 | &bytes, &stringp); | |
2096 | icon.encoding = (stringp ? XA_STRING | |
2097 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); | |
2098 | icon.format = 8; | |
2099 | icon.nitems = bytes; | |
2100 | } | |
f9942c9e | 2101 | |
7c0d3ed8 KS |
2102 | #ifdef USE_GTK |
2103 | gtk_window_set_title (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
2104 | SDATA (name)); | |
2105 | #else /* not USE_GTK */ | |
2106 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &text); | |
2107 | #endif /* not USE_GTK */ | |
f9942c9e | 2108 | |
7c0d3ed8 KS |
2109 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), |
2110 | &icon); | |
f945b920 | 2111 | |
7c0d3ed8 KS |
2112 | if (!NILP (f->icon_name) |
2113 | && icon.value != (unsigned char *) SDATA (f->icon_name)) | |
2114 | xfree (icon.value); | |
2115 | if (text.value != (unsigned char *) SDATA (name)) | |
2116 | xfree (text.value); | |
2117 | } | |
2118 | #else /* not HAVE_X11R4 */ | |
2119 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2120 | SDATA (name)); | |
2121 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2122 | SDATA (name)); | |
2123 | #endif /* not HAVE_X11R4 */ | |
2124 | UNBLOCK_INPUT; | |
01f1ba30 | 2125 | } |
01f1ba30 JB |
2126 | } |
2127 | ||
7c0d3ed8 KS |
2128 | void |
2129 | x_set_scroll_bar_default_width (f) | |
e4f79258 | 2130 | struct frame *f; |
e4f79258 | 2131 | { |
be786000 | 2132 | int wid = FRAME_COLUMN_WIDTH (f); |
01f1ba30 | 2133 | |
7c0d3ed8 KS |
2134 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2135 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
2136 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; | |
be786000 KS |
2137 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; |
2138 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = width; | |
7c0d3ed8 KS |
2139 | #else |
2140 | /* Make the actual width at least 14 pixels and a multiple of a | |
2141 | character width. */ | |
be786000 | 2142 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
01f1ba30 | 2143 | |
7c0d3ed8 KS |
2144 | /* Use all of that space (aside from required margins) for the |
2145 | scroll bar. */ | |
be786000 | 2146 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = 0; |
7c0d3ed8 | 2147 | #endif |
01f1ba30 | 2148 | } |
333b20bb | 2149 | |
7c0d3ed8 | 2150 | \f |
333b20bb GM |
2151 | /* Record in frame F the specified or default value according to ALIST |
2152 | of the parameter named PROP (a Lisp symbol). If no value is | |
2153 | specified for PROP, look for an X default for XPROP on the frame | |
2154 | named NAME. If that is not found either, use the value DEFLT. */ | |
2155 | ||
2156 | static Lisp_Object | |
2157 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
2158 | foreground_p) | |
2159 | struct frame *f; | |
2160 | Lisp_Object alist; | |
2161 | Lisp_Object prop; | |
2162 | char *xprop; | |
2163 | char *xclass; | |
2164 | int foreground_p; | |
2165 | { | |
2166 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
2167 | Lisp_Object tem; | |
2168 | ||
2169 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
2170 | if (EQ (tem, Qunbound)) | |
2171 | { | |
2172 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2173 | ||
2174 | /* See if an X resource for the scroll bar color has been | |
2175 | specified. */ | |
2176 | tem = display_x_get_resource (dpyinfo, | |
2177 | build_string (foreground_p | |
2178 | ? "foreground" | |
2179 | : "background"), | |
c0ec53ad | 2180 | empty_string, |
333b20bb | 2181 | build_string ("verticalScrollBar"), |
c0ec53ad | 2182 | empty_string); |
333b20bb GM |
2183 | if (!STRINGP (tem)) |
2184 | { | |
2185 | /* If nothing has been specified, scroll bars will use a | |
2186 | toolkit-dependent default. Because these defaults are | |
2187 | difficult to get at without actually creating a scroll | |
2188 | bar, use nil to indicate that no color has been | |
2189 | specified. */ | |
2190 | tem = Qnil; | |
2191 | } | |
177c0ea7 | 2192 | |
333b20bb | 2193 | #else /* not USE_TOOLKIT_SCROLL_BARS */ |
177c0ea7 | 2194 | |
333b20bb | 2195 | tem = Qnil; |
177c0ea7 | 2196 | |
333b20bb GM |
2197 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ |
2198 | } | |
2199 | ||
2200 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2201 | return tem; | |
2202 | } | |
2203 | ||
2204 | ||
01f1ba30 | 2205 | |
f58534a3 RS |
2206 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
2207 | ||
2208 | Status | |
2209 | XSetWMProtocols (dpy, w, protocols, count) | |
2210 | Display *dpy; | |
2211 | Window w; | |
2212 | Atom *protocols; | |
2213 | int count; | |
2214 | { | |
2215 | Atom prop; | |
2216 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
2217 | if (prop == None) return False; | |
2218 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
2219 | (unsigned char *) protocols, count); | |
2220 | return True; | |
2221 | } | |
9ef48a9d RS |
2222 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
2223 | \f | |
2224 | #ifdef USE_X_TOOLKIT | |
2225 | ||
8e3d10a9 RS |
2226 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
2227 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
2228 | already be present because of the toolkit (Motif adds some of them, |
2229 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
2230 | |
2231 | static void | |
b9dc4443 RS |
2232 | hack_wm_protocols (f, widget) |
2233 | FRAME_PTR f; | |
9ef48a9d RS |
2234 | Widget widget; |
2235 | { | |
2236 | Display *dpy = XtDisplay (widget); | |
2237 | Window w = XtWindow (widget); | |
2238 | int need_delete = 1; | |
2239 | int need_focus = 1; | |
59aa6c90 | 2240 | int need_save = 1; |
9ef48a9d RS |
2241 | |
2242 | BLOCK_INPUT; | |
2243 | { | |
2244 | Atom type, *atoms = 0; | |
2245 | int format = 0; | |
2246 | unsigned long nitems = 0; | |
2247 | unsigned long bytes_after; | |
2248 | ||
270958e8 KH |
2249 | if ((XGetWindowProperty (dpy, w, |
2250 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 2251 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
2252 | &type, &format, &nitems, &bytes_after, |
2253 | (unsigned char **) &atoms) | |
2254 | == Success) | |
9ef48a9d RS |
2255 | && format == 32 && type == XA_ATOM) |
2256 | while (nitems > 0) | |
2257 | { | |
2258 | nitems--; | |
b9dc4443 RS |
2259 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
2260 | need_delete = 0; | |
2261 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
2262 | need_focus = 0; | |
2263 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
2264 | need_save = 0; | |
9ef48a9d RS |
2265 | } |
2266 | if (atoms) XFree ((char *) atoms); | |
2267 | } | |
2268 | { | |
2269 | Atom props [10]; | |
2270 | int count = 0; | |
b9dc4443 RS |
2271 | if (need_delete) |
2272 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
2273 | if (need_focus) | |
2274 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
2275 | if (need_save) | |
2276 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 2277 | if (count) |
b9dc4443 RS |
2278 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
2279 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
2280 | (unsigned char *) props, count); |
2281 | } | |
2282 | UNBLOCK_INPUT; | |
2283 | } | |
2284 | #endif | |
86779fac GM |
2285 | |
2286 | ||
5a7df7d7 GM |
2287 | \f |
2288 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 2289 | |
5a7df7d7 GM |
2290 | #ifdef HAVE_X_I18N |
2291 | ||
2292 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
2293 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
2294 | ||
2295 | ||
1576f1ad | 2296 | /* Supported XIM styles, ordered by preference. */ |
5a7df7d7 GM |
2297 | |
2298 | static XIMStyle supported_xim_styles[] = | |
2299 | { | |
2300 | XIMPreeditPosition | XIMStatusArea, | |
2301 | XIMPreeditPosition | XIMStatusNothing, | |
2302 | XIMPreeditPosition | XIMStatusNone, | |
2303 | XIMPreeditNothing | XIMStatusArea, | |
2304 | XIMPreeditNothing | XIMStatusNothing, | |
2305 | XIMPreeditNothing | XIMStatusNone, | |
2306 | XIMPreeditNone | XIMStatusArea, | |
2307 | XIMPreeditNone | XIMStatusNothing, | |
2308 | XIMPreeditNone | XIMStatusNone, | |
2309 | 0, | |
2310 | }; | |
2311 | ||
2312 | ||
2313 | /* Create an X fontset on frame F with base font name | |
2314 | BASE_FONTNAME.. */ | |
2315 | ||
2316 | static XFontSet | |
2317 | xic_create_xfontset (f, base_fontname) | |
86779fac | 2318 | struct frame *f; |
5a7df7d7 | 2319 | char *base_fontname; |
86779fac | 2320 | { |
5a7df7d7 GM |
2321 | XFontSet xfs; |
2322 | char **missing_list; | |
2323 | int missing_count; | |
2324 | char *def_string; | |
177c0ea7 | 2325 | |
5a7df7d7 GM |
2326 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
2327 | base_fontname, &missing_list, | |
2328 | &missing_count, &def_string); | |
2329 | if (missing_list) | |
2330 | XFreeStringList (missing_list); | |
177c0ea7 | 2331 | |
5a7df7d7 GM |
2332 | /* No need to free def_string. */ |
2333 | return xfs; | |
2334 | } | |
2335 | ||
2336 | ||
2337 | /* Value is the best input style, given user preferences USER (already | |
2338 | checked to be supported by Emacs), and styles supported by the | |
2339 | input method XIM. */ | |
2340 | ||
2341 | static XIMStyle | |
2342 | best_xim_style (user, xim) | |
2343 | XIMStyles *user; | |
2344 | XIMStyles *xim; | |
2345 | { | |
2346 | int i, j; | |
2347 | ||
2348 | for (i = 0; i < user->count_styles; ++i) | |
2349 | for (j = 0; j < xim->count_styles; ++j) | |
2350 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
2351 | return user->supported_styles[i]; | |
2352 | ||
2353 | /* Return the default style. */ | |
2354 | return XIMPreeditNothing | XIMStatusNothing; | |
2355 | } | |
2356 | ||
2357 | /* Create XIC for frame F. */ | |
2358 | ||
5df79d3d GM |
2359 | static XIMStyle xic_style; |
2360 | ||
5a7df7d7 GM |
2361 | void |
2362 | create_frame_xic (f) | |
2363 | struct frame *f; | |
2364 | { | |
5a7df7d7 GM |
2365 | XIM xim; |
2366 | XIC xic = NULL; | |
2367 | XFontSet xfs = NULL; | |
86779fac | 2368 | |
5a7df7d7 GM |
2369 | if (FRAME_XIC (f)) |
2370 | return; | |
177c0ea7 | 2371 | |
5a7df7d7 GM |
2372 | xim = FRAME_X_XIM (f); |
2373 | if (xim) | |
2374 | { | |
d9d57cb2 DL |
2375 | XRectangle s_area; |
2376 | XPoint spot; | |
5a7df7d7 GM |
2377 | XVaNestedList preedit_attr; |
2378 | XVaNestedList status_attr; | |
2379 | char *base_fontname; | |
2380 | int fontset; | |
2381 | ||
d9d57cb2 DL |
2382 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
2383 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
2384 | /* Create X fontset. */ |
2385 | fontset = FRAME_FONTSET (f); | |
2386 | if (fontset < 0) | |
2387 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
2388 | else | |
2389 | { | |
6ecb43ce KH |
2390 | /* Determine the base fontname from the ASCII font name of |
2391 | FONTSET. */ | |
d5db4077 | 2392 | char *ascii_font = (char *) SDATA (fontset_ascii (fontset)); |
6ecb43ce | 2393 | char *p = ascii_font; |
5a7df7d7 | 2394 | int i; |
6ecb43ce KH |
2395 | |
2396 | for (i = 0; *p; p++) | |
2397 | if (*p == '-') i++; | |
2398 | if (i != 14) | |
2399 | /* As the font name doesn't conform to XLFD, we can't | |
2400 | modify it to get a suitable base fontname for the | |
2401 | frame. */ | |
2402 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
2403 | else | |
2404 | { | |
2405 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 2406 | char *p1 = NULL; |
6ecb43ce KH |
2407 | |
2408 | for (i = 0, p = ascii_font; i < 8; p++) | |
2409 | { | |
2410 | if (*p == '-') | |
2411 | { | |
2412 | i++; | |
2413 | if (i == 3) | |
2414 | p1 = p + 1; | |
2415 | } | |
2416 | } | |
2417 | base_fontname = (char *) alloca (len); | |
2418 | bzero (base_fontname, len); | |
2419 | strcpy (base_fontname, "-*-*-"); | |
2420 | bcopy (p1, base_fontname + 5, p - p1); | |
2421 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
2422 | } | |
5a7df7d7 GM |
2423 | } |
2424 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 2425 | |
5a7df7d7 GM |
2426 | /* Determine XIC style. */ |
2427 | if (xic_style == 0) | |
2428 | { | |
2429 | XIMStyles supported_list; | |
2430 | supported_list.count_styles = (sizeof supported_xim_styles | |
2431 | / sizeof supported_xim_styles[0]); | |
2432 | supported_list.supported_styles = supported_xim_styles; | |
2433 | xic_style = best_xim_style (&supported_list, | |
2434 | FRAME_X_XIM_STYLES (f)); | |
2435 | } | |
86779fac | 2436 | |
5a7df7d7 GM |
2437 | preedit_attr = XVaCreateNestedList (0, |
2438 | XNFontSet, xfs, | |
2439 | XNForeground, | |
2440 | FRAME_FOREGROUND_PIXEL (f), | |
2441 | XNBackground, | |
2442 | FRAME_BACKGROUND_PIXEL (f), | |
2443 | (xic_style & XIMPreeditPosition | |
2444 | ? XNSpotLocation | |
2445 | : NULL), | |
2446 | &spot, | |
2447 | NULL); | |
2448 | status_attr = XVaCreateNestedList (0, | |
2449 | XNArea, | |
2450 | &s_area, | |
2451 | XNFontSet, | |
2452 | xfs, | |
2453 | XNForeground, | |
2454 | FRAME_FOREGROUND_PIXEL (f), | |
2455 | XNBackground, | |
2456 | FRAME_BACKGROUND_PIXEL (f), | |
2457 | NULL); | |
2458 | ||
2459 | xic = XCreateIC (xim, | |
2460 | XNInputStyle, xic_style, | |
810f2256 JD |
2461 | XNClientWindow, FRAME_X_WINDOW (f), |
2462 | XNFocusWindow, FRAME_X_WINDOW (f), | |
5a7df7d7 GM |
2463 | XNStatusAttributes, status_attr, |
2464 | XNPreeditAttributes, preedit_attr, | |
2465 | NULL); | |
2466 | XFree (preedit_attr); | |
2467 | XFree (status_attr); | |
2468 | } | |
177c0ea7 | 2469 | |
5a7df7d7 GM |
2470 | FRAME_XIC (f) = xic; |
2471 | FRAME_XIC_STYLE (f) = xic_style; | |
2472 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
2473 | } |
2474 | ||
5a7df7d7 GM |
2475 | |
2476 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
2477 | ||
2478 | void | |
2479 | free_frame_xic (f) | |
2480 | struct frame *f; | |
2481 | { | |
2482 | if (FRAME_XIC (f) == NULL) | |
2483 | return; | |
177c0ea7 | 2484 | |
5a7df7d7 GM |
2485 | XDestroyIC (FRAME_XIC (f)); |
2486 | if (FRAME_XIC_FONTSET (f)) | |
2487 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
2488 | ||
2489 | FRAME_XIC (f) = NULL; | |
2490 | FRAME_XIC_FONTSET (f) = NULL; | |
2491 | } | |
2492 | ||
2493 | ||
2494 | /* Place preedit area for XIC of window W's frame to specified | |
2495 | pixel position X/Y. X and Y are relative to window W. */ | |
2496 | ||
2497 | void | |
2498 | xic_set_preeditarea (w, x, y) | |
2499 | struct window *w; | |
2500 | int x, y; | |
2501 | { | |
2502 | struct frame *f = XFRAME (w->frame); | |
2503 | XVaNestedList attr; | |
2504 | XPoint spot; | |
177c0ea7 | 2505 | |
17e6d491 | 2506 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x) + WINDOW_LEFT_FRINGE_WIDTH (w); |
5a7df7d7 GM |
2507 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); |
2508 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
2509 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
2510 | XFree (attr); | |
2511 | } | |
2512 | ||
2513 | ||
2514 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
2515 | ||
2516 | void | |
2517 | xic_set_statusarea (f) | |
2518 | struct frame *f; | |
2519 | { | |
2520 | XIC xic = FRAME_XIC (f); | |
2521 | XVaNestedList attr; | |
2522 | XRectangle area; | |
2523 | XRectangle *needed; | |
2524 | ||
2525 | /* Negotiate geometry of status area. If input method has existing | |
2526 | status area, use its current size. */ | |
2527 | area.x = area.y = area.width = area.height = 0; | |
2528 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
2529 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
2530 | XFree (attr); | |
177c0ea7 | 2531 | |
5a7df7d7 GM |
2532 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); |
2533 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
2534 | XFree (attr); | |
2535 | ||
2536 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
2537 | { | |
2538 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
2539 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
2540 | XFree (attr); | |
2541 | } | |
2542 | ||
2543 | area.width = needed->width; | |
2544 | area.height = needed->height; | |
be786000 KS |
2545 | area.x = FRAME_PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); |
2546 | area.y = (FRAME_PIXEL_HEIGHT (f) - area.height | |
488dd4c4 JD |
2547 | - FRAME_MENUBAR_HEIGHT (f) |
2548 | - FRAME_TOOLBAR_HEIGHT (f) | |
2549 | - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
5a7df7d7 GM |
2550 | XFree (needed); |
2551 | ||
2552 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
810f2256 | 2553 | XSetICValues (xic, XNStatusAttributes, attr, NULL); |
5a7df7d7 GM |
2554 | XFree (attr); |
2555 | } | |
2556 | ||
2557 | ||
2558 | /* Set X fontset for XIC of frame F, using base font name | |
2559 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
2560 | ||
2561 | void | |
2562 | xic_set_xfontset (f, base_fontname) | |
2563 | struct frame *f; | |
2564 | char *base_fontname; | |
2565 | { | |
2566 | XVaNestedList attr; | |
2567 | XFontSet xfs; | |
2568 | ||
2569 | xfs = xic_create_xfontset (f, base_fontname); | |
2570 | ||
2571 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
2572 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
2573 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
2574 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
2575 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
2576 | XFree (attr); | |
177c0ea7 | 2577 | |
5a7df7d7 GM |
2578 | if (FRAME_XIC_FONTSET (f)) |
2579 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
2580 | FRAME_XIC_FONTSET (f) = xfs; | |
2581 | } | |
2582 | ||
2583 | #endif /* HAVE_X_I18N */ | |
2584 | ||
2585 | ||
9ef48a9d | 2586 | \f |
8fc2766b RS |
2587 | #ifdef USE_X_TOOLKIT |
2588 | ||
2589 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 2590 | |
01f1ba30 | 2591 | static void |
a7f7d550 FP |
2592 | x_window (f, window_prompting, minibuffer_only) |
2593 | struct frame *f; | |
2594 | long window_prompting; | |
2595 | int minibuffer_only; | |
01f1ba30 | 2596 | { |
9ef48a9d | 2597 | XClassHint class_hints; |
31ac8d8c FP |
2598 | XSetWindowAttributes attributes; |
2599 | unsigned long attribute_mask; | |
9ef48a9d RS |
2600 | Widget shell_widget; |
2601 | Widget pane_widget; | |
6c32dd68 | 2602 | Widget frame_widget; |
9ef48a9d RS |
2603 | Arg al [25]; |
2604 | int ac; | |
2605 | ||
2606 | BLOCK_INPUT; | |
2607 | ||
b7975ee4 KH |
2608 | /* Use the resource name as the top-level widget name |
2609 | for looking up resources. Make a non-Lisp copy | |
2610 | for the window manager, so GC relocation won't bother it. | |
2611 | ||
2612 | Elsewhere we specify the window name for the window manager. */ | |
177c0ea7 | 2613 | |
cca176a0 | 2614 | { |
d5db4077 | 2615 | char *str = (char *) SDATA (Vx_resource_name); |
b7975ee4 | 2616 | f->namebuf = (char *) xmalloc (strlen (str) + 1); |
cca176a0 KH |
2617 | strcpy (f->namebuf, str); |
2618 | } | |
9ef48a9d RS |
2619 | |
2620 | ac = 0; | |
2621 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
2622 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 2623 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
be786000 | 2624 | XtSetArg (al[ac], XtNborderWidth, f->border_width); ac++; |
9b2956e2 GM |
2625 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
2626 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
2627 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 2628 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 2629 | applicationShellWidgetClass, |
82c90203 | 2630 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 2631 | |
7556890b | 2632 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
2633 | /* maybe_set_screen_title_format (shell_widget); */ |
2634 | ||
6c32dd68 PR |
2635 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
2636 | (widget_value *) NULL, | |
2637 | shell_widget, False, | |
2638 | (lw_callback) NULL, | |
2639 | (lw_callback) NULL, | |
b6e11efd | 2640 | (lw_callback) NULL, |
6c32dd68 | 2641 | (lw_callback) NULL); |
9ef48a9d | 2642 | |
9b2956e2 GM |
2643 | ac = 0; |
2644 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
2645 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
2646 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
2647 | XtSetValues (pane_widget, al, ac); | |
7556890b | 2648 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 2649 | |
177c0ea7 | 2650 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 2651 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
2652 | |
2653 | ac = 0; | |
2654 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
2655 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
2656 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
2657 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
2658 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
2659 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
2660 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
2661 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
2662 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
2663 | al, ac); | |
177c0ea7 | 2664 | |
7556890b | 2665 | f->output_data.x->edit_widget = frame_widget; |
177c0ea7 JB |
2666 | |
2667 | XtManageChild (frame_widget); | |
a7f7d550 FP |
2668 | |
2669 | /* Do some needed geometry management. */ | |
2670 | { | |
2671 | int len; | |
2672 | char *tem, shell_position[32]; | |
74305183 | 2673 | Arg al[10]; |
a7f7d550 | 2674 | int ac = 0; |
5031cc10 | 2675 | int extra_borders = 0; |
177c0ea7 | 2676 | int menubar_size |
7556890b RS |
2677 | = (f->output_data.x->menubar_widget |
2678 | ? (f->output_data.x->menubar_widget->core.height | |
2679 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 2680 | : 0); |
a7f7d550 | 2681 | |
f7008aff RS |
2682 | #if 0 /* Experimentally, we now get the right results |
2683 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
2684 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
2685 | { | |
dd254b21 | 2686 | Dimension ibw = 0; |
01cbdba5 RS |
2687 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
2688 | menubar_size += ibw; | |
2689 | } | |
f7008aff | 2690 | #endif |
01cbdba5 | 2691 | |
7556890b | 2692 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 2693 | |
440b0bfd | 2694 | #ifndef USE_LUCID |
5031cc10 KH |
2695 | /* Motif seems to need this amount added to the sizes |
2696 | specified for the shell widget. The Athena/Lucid widgets don't. | |
2697 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
2698 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
2699 | &extra_borders, NULL); | |
2700 | extra_borders *= 2; | |
2701 | #endif | |
5031cc10 | 2702 | |
97787173 RS |
2703 | /* Convert our geometry parameters into a geometry string |
2704 | and specify it. | |
2705 | Note that we do not specify here whether the position | |
2706 | is a user-specified or program-specified one. | |
2707 | We pass that information later, in x_wm_set_size_hints. */ | |
2708 | { | |
be786000 | 2709 | int left = f->left_pos; |
97787173 | 2710 | int xneg = window_prompting & XNegative; |
be786000 | 2711 | int top = f->top_pos; |
97787173 RS |
2712 | int yneg = window_prompting & YNegative; |
2713 | if (xneg) | |
2714 | left = -left; | |
2715 | if (yneg) | |
2716 | top = -top; | |
c760f47e KH |
2717 | |
2718 | if (window_prompting & USPosition) | |
5031cc10 | 2719 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
be786000 KS |
2720 | FRAME_PIXEL_WIDTH (f) + extra_borders, |
2721 | FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
2722 | (xneg ? '-' : '+'), left, |
2723 | (yneg ? '-' : '+'), top); | |
2724 | else | |
74305183 JD |
2725 | { |
2726 | sprintf (shell_position, "=%dx%d", | |
2727 | FRAME_PIXEL_WIDTH (f) + extra_borders, | |
2728 | FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
2729 | ||
2730 | /* Setting x and y when the position is not specified in | |
2731 | the geometry string will set program position in the WM hints. | |
2732 | If Emacs had just one program position, we could set it in | |
2733 | fallback resources, but since each make-frame call can specify | |
2734 | different program positions, this is easier. */ | |
2735 | XtSetArg (al[ac], XtNx, left); ac++; | |
2736 | XtSetArg (al[ac], XtNy, top); ac++; | |
2737 | } | |
97787173 RS |
2738 | } |
2739 | ||
a7f7d550 | 2740 | len = strlen (shell_position) + 1; |
77110caa RS |
2741 | /* We don't free this because we don't know whether |
2742 | it is safe to free it while the frame exists. | |
2743 | It isn't worth the trouble of arranging to free it | |
2744 | when the frame is deleted. */ | |
a7f7d550 FP |
2745 | tem = (char *) xmalloc (len); |
2746 | strncpy (tem, shell_position, len); | |
2747 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
2748 | XtSetValues (shell_widget, al, ac); | |
2749 | } | |
2750 | ||
9ef48a9d RS |
2751 | XtManageChild (pane_widget); |
2752 | XtRealizeWidget (shell_widget); | |
2753 | ||
177c0ea7 | 2754 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
2755 | |
2756 | validate_x_resource_name (); | |
b7975ee4 | 2757 | |
d5db4077 KR |
2758 | class_hints.res_name = (char *) SDATA (Vx_resource_name); |
2759 | class_hints.res_class = (char *) SDATA (Vx_resource_class); | |
b9dc4443 | 2760 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
2761 | |
2762 | #ifdef HAVE_X_I18N | |
2763 | FRAME_XIC (f) = NULL; | |
1576f1ad DL |
2764 | if (use_xim) |
2765 | create_frame_xic (f); | |
5a7df7d7 | 2766 | #endif |
64d16748 | 2767 | |
7556890b RS |
2768 | f->output_data.x->wm_hints.input = True; |
2769 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 2770 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2771 | &f->output_data.x->wm_hints); |
b8228beb | 2772 | |
c4ec904f | 2773 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 2774 | |
6c32dd68 PR |
2775 | #ifdef HACK_EDITRES |
2776 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
2777 | #endif | |
2778 | ||
9ef48a9d | 2779 | /* Do a stupid property change to force the server to generate a |
333b20bb | 2780 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
2781 | be initialized to something relevant to the time we created the window. |
2782 | */ | |
6c32dd68 | 2783 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
2784 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
2785 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
2786 | (unsigned char*) NULL, 0); |
2787 | ||
5a7df7d7 | 2788 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 2789 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
2790 | |
2791 | #ifdef HAVE_X_I18N | |
2792 | if (FRAME_XIC (f)) | |
2793 | { | |
2794 | /* XIM server might require some X events. */ | |
2795 | unsigned long fevent = NoEventMask; | |
810f2256 | 2796 | XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL); |
5a7df7d7 GM |
2797 | attributes.event_mask |= fevent; |
2798 | } | |
2799 | #endif /* HAVE_X_I18N */ | |
177c0ea7 | 2800 | |
31ac8d8c FP |
2801 | attribute_mask = CWEventMask; |
2802 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
2803 | attribute_mask, &attributes); | |
2804 | ||
6c32dd68 | 2805 | XtMapWidget (frame_widget); |
9ef48a9d | 2806 | |
8fc2766b RS |
2807 | /* x_set_name normally ignores requests to set the name if the |
2808 | requested name is the same as the current name. This is the one | |
2809 | place where that assumption isn't correct; f->name is set, but | |
2810 | the X server hasn't been told. */ | |
2811 | { | |
2812 | Lisp_Object name; | |
2813 | int explicit = f->explicit_name; | |
2814 | ||
2815 | f->explicit_name = 0; | |
2816 | name = f->name; | |
2817 | f->name = Qnil; | |
2818 | x_set_name (f, name, explicit); | |
2819 | } | |
2820 | ||
b9dc4443 | 2821 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2822 | f->output_data.x->text_cursor); |
8fc2766b RS |
2823 | |
2824 | UNBLOCK_INPUT; | |
2825 | ||
495fa05e GM |
2826 | /* This is a no-op, except under Motif. Make sure main areas are |
2827 | set to something reasonable, in case we get an error later. */ | |
2828 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
2829 | } |
2830 | ||
9ef48a9d | 2831 | #else /* not USE_X_TOOLKIT */ |
488dd4c4 JD |
2832 | #ifdef USE_GTK |
2833 | void | |
2834 | x_window (f) | |
2835 | FRAME_PTR f; | |
2836 | { | |
2837 | if (! xg_create_frame_widgets (f)) | |
2838 | error ("Unable to create window"); | |
1fcfb866 JD |
2839 | |
2840 | #ifdef HAVE_X_I18N | |
2841 | FRAME_XIC (f) = NULL; | |
1576f1ad DL |
2842 | if (use_xim) |
2843 | { | |
2844 | BLOCK_INPUT; | |
2845 | create_frame_xic (f); | |
2846 | if (FRAME_XIC (f)) | |
2847 | { | |
2848 | /* XIM server might require some X events. */ | |
2849 | unsigned long fevent = NoEventMask; | |
810f2256 | 2850 | XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL); |
1fcfb866 | 2851 | |
1576f1ad DL |
2852 | if (fevent != NoEventMask) |
2853 | { | |
2854 | XSetWindowAttributes attributes; | |
2855 | XWindowAttributes wattr; | |
2856 | unsigned long attribute_mask; | |
2857 | ||
2858 | XGetWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2859 | &wattr); | |
2860 | attributes.event_mask = wattr.your_event_mask | fevent; | |
2861 | attribute_mask = CWEventMask; | |
2862 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2863 | attribute_mask, &attributes); | |
2864 | } | |
2865 | } | |
2866 | UNBLOCK_INPUT; | |
2867 | } | |
1fcfb866 | 2868 | #endif |
488dd4c4 | 2869 | } |
9ef48a9d | 2870 | |
488dd4c4 | 2871 | #else /*! USE_GTK */ |
8fc2766b RS |
2872 | /* Create and set up the X window for frame F. */ |
2873 | ||
201d8c78 | 2874 | void |
8fc2766b RS |
2875 | x_window (f) |
2876 | struct frame *f; | |
2877 | ||
2878 | { | |
2879 | XClassHint class_hints; | |
2880 | XSetWindowAttributes attributes; | |
2881 | unsigned long attribute_mask; | |
2882 | ||
7556890b RS |
2883 | attributes.background_pixel = f->output_data.x->background_pixel; |
2884 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
2885 | attributes.bit_gravity = StaticGravity; |
2886 | attributes.backing_store = NotUseful; | |
2887 | attributes.save_under = True; | |
2888 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
2889 | attributes.colormap = FRAME_X_COLORMAP (f); |
2890 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
2891 | | CWColormap); | |
01f1ba30 JB |
2892 | |
2893 | BLOCK_INPUT; | |
fe24a618 | 2894 | FRAME_X_WINDOW (f) |
b9dc4443 | 2895 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b | 2896 | f->output_data.x->parent_desc, |
be786000 KS |
2897 | f->left_pos, |
2898 | f->top_pos, | |
2899 | FRAME_PIXEL_WIDTH (f), FRAME_PIXEL_HEIGHT (f), | |
2900 | f->border_width, | |
01f1ba30 JB |
2901 | CopyFromParent, /* depth */ |
2902 | InputOutput, /* class */ | |
383d6ffc | 2903 | FRAME_X_VISUAL (f), |
01f1ba30 | 2904 | attribute_mask, &attributes); |
5a7df7d7 GM |
2905 | |
2906 | #ifdef HAVE_X_I18N | |
4dacadcc | 2907 | if (use_xim) |
5a7df7d7 | 2908 | { |
1576f1ad DL |
2909 | create_frame_xic (f); |
2910 | if (FRAME_XIC (f)) | |
2911 | { | |
2912 | /* XIM server might require some X events. */ | |
2913 | unsigned long fevent = NoEventMask; | |
810f2256 | 2914 | XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL); |
1576f1ad DL |
2915 | attributes.event_mask |= fevent; |
2916 | attribute_mask = CWEventMask; | |
2917 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2918 | attribute_mask, &attributes); | |
2919 | } | |
5a7df7d7 GM |
2920 | } |
2921 | #endif /* HAVE_X_I18N */ | |
177c0ea7 | 2922 | |
d387c960 | 2923 | validate_x_resource_name (); |
b7975ee4 | 2924 | |
d5db4077 KR |
2925 | class_hints.res_name = (char *) SDATA (Vx_resource_name); |
2926 | class_hints.res_class = (char *) SDATA (Vx_resource_class); | |
b9dc4443 | 2927 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 2928 | |
00983aba KH |
2929 | /* The menubar is part of the ordinary display; |
2930 | it does not count in addition to the height of the window. */ | |
7556890b | 2931 | f->output_data.x->menubar_height = 0; |
00983aba | 2932 | |
179956b9 JB |
2933 | /* This indicates that we use the "Passive Input" input model. |
2934 | Unless we do this, we don't get the Focus{In,Out} events that we | |
2935 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 2936 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 2937 | |
7556890b RS |
2938 | f->output_data.x->wm_hints.input = True; |
2939 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 2940 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2941 | &f->output_data.x->wm_hints); |
6d078211 | 2942 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 2943 | |
032e4ebe RS |
2944 | /* Request "save yourself" and "delete window" commands from wm. */ |
2945 | { | |
2946 | Atom protocols[2]; | |
b9dc4443 RS |
2947 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
2948 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
2949 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 2950 | } |
9ef48a9d | 2951 | |
e373f201 JB |
2952 | /* x_set_name normally ignores requests to set the name if the |
2953 | requested name is the same as the current name. This is the one | |
2954 | place where that assumption isn't correct; f->name is set, but | |
2955 | the X server hasn't been told. */ | |
2956 | { | |
98381190 | 2957 | Lisp_Object name; |
cf177271 | 2958 | int explicit = f->explicit_name; |
e373f201 | 2959 | |
cf177271 | 2960 | f->explicit_name = 0; |
98381190 KH |
2961 | name = f->name; |
2962 | f->name = Qnil; | |
cf177271 | 2963 | x_set_name (f, name, explicit); |
e373f201 JB |
2964 | } |
2965 | ||
b9dc4443 | 2966 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2967 | f->output_data.x->text_cursor); |
9ef48a9d | 2968 | |
01f1ba30 JB |
2969 | UNBLOCK_INPUT; |
2970 | ||
fe24a618 | 2971 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 2972 | error ("Unable to create window"); |
01f1ba30 JB |
2973 | } |
2974 | ||
488dd4c4 | 2975 | #endif /* not USE_GTK */ |
8fc2766b RS |
2976 | #endif /* not USE_X_TOOLKIT */ |
2977 | ||
01f1ba30 JB |
2978 | /* Handle the icon stuff for this window. Perhaps later we might |
2979 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 2980 | well. */ |
01f1ba30 JB |
2981 | |
2982 | static void | |
f676886a JB |
2983 | x_icon (f, parms) |
2984 | struct frame *f; | |
01f1ba30 JB |
2985 | Lisp_Object parms; |
2986 | { | |
f9942c9e | 2987 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 2988 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
2989 | |
2990 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 2991 | icons in an icon window. */ |
7c0d3ed8 KS |
2992 | icon_x = x_frame_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
2993 | icon_y = x_frame_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 2994 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 2995 | { |
b7826503 PJ |
2996 | CHECK_NUMBER (icon_x); |
2997 | CHECK_NUMBER (icon_y); | |
01f1ba30 | 2998 | } |
f9942c9e | 2999 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 3000 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 3001 | |
f9942c9e JB |
3002 | BLOCK_INPUT; |
3003 | ||
fe24a618 JB |
3004 | if (! EQ (icon_x, Qunbound)) |
3005 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 3006 | |
01f1ba30 | 3007 | /* Start up iconic or window? */ |
49795535 | 3008 | x_wm_set_window_state |
333b20bb GM |
3009 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
3010 | Qicon) | |
49795535 JB |
3011 | ? IconicState |
3012 | : NormalState)); | |
01f1ba30 | 3013 | |
d5db4077 | 3014 | x_text_icon (f, (char *) SDATA ((!NILP (f->icon_name) |
f468da95 | 3015 | ? f->icon_name |
d5db4077 | 3016 | : f->name))); |
80534dd6 | 3017 | |
01f1ba30 JB |
3018 | UNBLOCK_INPUT; |
3019 | } | |
3020 | ||
b243755a | 3021 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
3022 | background, border and mouse colors; also create the |
3023 | mouse cursor and the gray border tile. */ | |
3024 | ||
f945b920 JB |
3025 | static char cursor_bits[] = |
3026 | { | |
3027 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3028 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3029 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3030 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
3031 | }; | |
3032 | ||
01f1ba30 | 3033 | static void |
f676886a JB |
3034 | x_make_gc (f) |
3035 | struct frame *f; | |
01f1ba30 JB |
3036 | { |
3037 | XGCValues gc_values; | |
01f1ba30 | 3038 | |
6afb1d07 JB |
3039 | BLOCK_INPUT; |
3040 | ||
b243755a | 3041 | /* Create the GCs of this frame. |
9ef48a9d | 3042 | Note that many default values are used. */ |
01f1ba30 JB |
3043 | |
3044 | /* Normal video */ | |
be786000 | 3045 | gc_values.font = FRAME_FONT (f)->fid; |
7556890b RS |
3046 | gc_values.foreground = f->output_data.x->foreground_pixel; |
3047 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 3048 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
959e647d GM |
3049 | f->output_data.x->normal_gc |
3050 | = XCreateGC (FRAME_X_DISPLAY (f), | |
3051 | FRAME_X_WINDOW (f), | |
3052 | GCLineWidth | GCFont | GCForeground | GCBackground, | |
3053 | &gc_values); | |
01f1ba30 | 3054 | |
b9dc4443 | 3055 | /* Reverse video style. */ |
7556890b RS |
3056 | gc_values.foreground = f->output_data.x->background_pixel; |
3057 | gc_values.background = f->output_data.x->foreground_pixel; | |
959e647d GM |
3058 | f->output_data.x->reverse_gc |
3059 | = XCreateGC (FRAME_X_DISPLAY (f), | |
3060 | FRAME_X_WINDOW (f), | |
3061 | GCFont | GCForeground | GCBackground | GCLineWidth, | |
3062 | &gc_values); | |
01f1ba30 | 3063 | |
9ef48a9d | 3064 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
3065 | gc_values.foreground = f->output_data.x->background_pixel; |
3066 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
3067 | gc_values.fill_style = FillOpaqueStippled; |
3068 | gc_values.stipple | |
b9dc4443 RS |
3069 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
3070 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 3071 | cursor_bits, 16, 16); |
7556890b | 3072 | f->output_data.x->cursor_gc |
b9dc4443 | 3073 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 3074 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 3075 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
3076 | &gc_values); |
3077 | ||
333b20bb GM |
3078 | /* Reliefs. */ |
3079 | f->output_data.x->white_relief.gc = 0; | |
3080 | f->output_data.x->black_relief.gc = 0; | |
3081 | ||
01f1ba30 | 3082 | /* Create the gray border tile used when the pointer is not in |
f676886a | 3083 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 3084 | this must be done on a per-frame basis. */ |
7556890b | 3085 | f->output_data.x->border_tile |
d043f1a4 | 3086 | = (XCreatePixmapFromBitmapData |
177c0ea7 | 3087 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 3088 | gray_bits, gray_width, gray_height, |
7556890b RS |
3089 | f->output_data.x->foreground_pixel, |
3090 | f->output_data.x->background_pixel, | |
ab452f99 | 3091 | DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)))); |
6afb1d07 JB |
3092 | |
3093 | UNBLOCK_INPUT; | |
01f1ba30 | 3094 | } |
01f1ba30 | 3095 | |
959e647d GM |
3096 | |
3097 | /* Free what was was allocated in x_make_gc. */ | |
3098 | ||
3099 | void | |
3100 | x_free_gcs (f) | |
3101 | struct frame *f; | |
3102 | { | |
3103 | Display *dpy = FRAME_X_DISPLAY (f); | |
3104 | ||
3105 | BLOCK_INPUT; | |
177c0ea7 | 3106 | |
959e647d GM |
3107 | if (f->output_data.x->normal_gc) |
3108 | { | |
3109 | XFreeGC (dpy, f->output_data.x->normal_gc); | |
3110 | f->output_data.x->normal_gc = 0; | |
3111 | } | |
3112 | ||
3113 | if (f->output_data.x->reverse_gc) | |
3114 | { | |
3115 | XFreeGC (dpy, f->output_data.x->reverse_gc); | |
3116 | f->output_data.x->reverse_gc = 0; | |
3117 | } | |
177c0ea7 | 3118 | |
959e647d GM |
3119 | if (f->output_data.x->cursor_gc) |
3120 | { | |
3121 | XFreeGC (dpy, f->output_data.x->cursor_gc); | |
3122 | f->output_data.x->cursor_gc = 0; | |
3123 | } | |
3124 | ||
3125 | if (f->output_data.x->border_tile) | |
3126 | { | |
3127 | XFreePixmap (dpy, f->output_data.x->border_tile); | |
3128 | f->output_data.x->border_tile = 0; | |
3129 | } | |
3130 | ||
3131 | UNBLOCK_INPUT; | |
3132 | } | |
3133 | ||
3134 | ||
eaf1eea9 GM |
3135 | /* Handler for signals raised during x_create_frame and |
3136 | x_create_top_frame. FRAME is the frame which is partially | |
3137 | constructed. */ | |
3138 | ||
3139 | static Lisp_Object | |
3140 | unwind_create_frame (frame) | |
3141 | Lisp_Object frame; | |
3142 | { | |
3143 | struct frame *f = XFRAME (frame); | |
3144 | ||
3145 | /* If frame is ``official'', nothing to do. */ | |
3146 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
3147 | { | |
f1d2ce7f | 3148 | #if GLYPH_DEBUG |
eaf1eea9 GM |
3149 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
3150 | #endif | |
177c0ea7 | 3151 | |
eaf1eea9 GM |
3152 | x_free_frame_resources (f); |
3153 | ||
3154 | /* Check that reference counts are indeed correct. */ | |
3155 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
3156 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a | 3157 | return Qt; |
eaf1eea9 | 3158 | } |
177c0ea7 | 3159 | |
eaf1eea9 GM |
3160 | return Qnil; |
3161 | } | |
3162 | ||
3163 | ||
f676886a | 3164 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 3165 | 1, 1, 0, |
7ee72033 | 3166 | doc: /* Make a new X window, which is called a "frame" in Emacs terms. |
c061c855 GM |
3167 | Returns an Emacs frame object. |
3168 | ALIST is an alist of frame parameters. | |
3169 | If the parameters specify that the frame should not have a minibuffer, | |
3170 | and do not specify a specific minibuffer window to use, | |
3171 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
3172 | be shared by the new frame. | |
3173 | ||
7ee72033 MB |
3174 | This function is an internal primitive--use `make-frame' instead. */) |
3175 | (parms) | |
01f1ba30 JB |
3176 | Lisp_Object parms; |
3177 | { | |
f676886a | 3178 | struct frame *f; |
2365c027 | 3179 | Lisp_Object frame, tem; |
01f1ba30 JB |
3180 | Lisp_Object name; |
3181 | int minibuffer_only = 0; | |
3182 | long window_prompting = 0; | |
3183 | int width, height; | |
331379bf | 3184 | int count = SPECPDL_INDEX (); |
ecaca587 | 3185 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 3186 | Lisp_Object display; |
333b20bb | 3187 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 3188 | Lisp_Object parent; |
e557f19d | 3189 | struct kboard *kb; |
01f1ba30 | 3190 | |
b7975ee4 KH |
3191 | /* Use this general default value to start with |
3192 | until we know if this frame has a specified name. */ | |
3193 | Vx_resource_name = Vinvocation_name; | |
3194 | ||
333b20bb | 3195 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
3196 | if (EQ (display, Qunbound)) |
3197 | display = Qnil; | |
3198 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
3199 | #ifdef MULTI_KBOARD |
3200 | kb = dpyinfo->kboard; | |
3201 | #else | |
3202 | kb = &the_only_kboard; | |
3203 | #endif | |
b9dc4443 | 3204 | |
333b20bb | 3205 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 3206 | if (!STRINGP (name) |
cf177271 JB |
3207 | && ! EQ (name, Qunbound) |
3208 | && ! NILP (name)) | |
08a90d6a | 3209 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 3210 | |
b7975ee4 KH |
3211 | if (STRINGP (name)) |
3212 | Vx_resource_name = name; | |
3213 | ||
a59e4f3d | 3214 | /* See if parent window is specified. */ |
333b20bb | 3215 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
3216 | if (EQ (parent, Qunbound)) |
3217 | parent = Qnil; | |
3218 | if (! NILP (parent)) | |
b7826503 | 3219 | CHECK_NUMBER (parent); |
a59e4f3d | 3220 | |
ecaca587 RS |
3221 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
3222 | /* No need to protect DISPLAY because that's not used after passing | |
3223 | it to make_frame_without_minibuffer. */ | |
3224 | frame = Qnil; | |
3225 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
3226 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
3227 | RES_TYPE_SYMBOL); | |
f9942c9e | 3228 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 3229 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 3230 | else if (EQ (tem, Qonly)) |
01f1ba30 | 3231 | { |
f676886a | 3232 | f = make_minibuffer_frame (); |
01f1ba30 JB |
3233 | minibuffer_only = 1; |
3234 | } | |
6a5e54e2 | 3235 | else if (WINDOWP (tem)) |
2526c290 | 3236 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
3237 | else |
3238 | f = make_frame (1); | |
01f1ba30 | 3239 | |
ecaca587 RS |
3240 | XSETFRAME (frame, f); |
3241 | ||
a3c87d4e JB |
3242 | /* Note that X Windows does support scroll bars. */ |
3243 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 3244 | |
428a555e KL |
3245 | f->display = dpyinfo->frame_display; |
3246 | f->display->reference_count++; | |
3247 | ||
08a90d6a | 3248 | f->output_method = output_x_window; |
7556890b RS |
3249 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
3250 | bzero (f->output_data.x, sizeof (struct x_output)); | |
3251 | f->output_data.x->icon_bitmap = -1; | |
be786000 | 3252 | FRAME_FONTSET (f) = -1; |
333b20bb GM |
3253 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
3254 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
3255 | #ifdef USE_TOOLKIT_SCROLL_BARS |
3256 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
3257 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
3258 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
eaf1eea9 | 3259 | record_unwind_protect (unwind_create_frame, frame); |
08a90d6a | 3260 | |
f468da95 | 3261 | f->icon_name |
333b20bb GM |
3262 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
3263 | RES_TYPE_STRING); | |
f468da95 RS |
3264 | if (! STRINGP (f->icon_name)) |
3265 | f->icon_name = Qnil; | |
80534dd6 | 3266 | |
08a90d6a | 3267 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
f1d2ce7f | 3268 | #if GLYPH_DEBUG |
eaf1eea9 GM |
3269 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
3270 | dpyinfo_refcount = dpyinfo->reference_count; | |
3271 | #endif /* GLYPH_DEBUG */ | |
73410c76 | 3272 | #ifdef MULTI_KBOARD |
e557f19d | 3273 | FRAME_KBOARD (f) = kb; |
73410c76 | 3274 | #endif |
08a90d6a | 3275 | |
9b2956e2 GM |
3276 | /* These colors will be set anyway later, but it's important |
3277 | to get the color reference counts right, so initialize them! */ | |
3278 | { | |
3279 | Lisp_Object black; | |
3280 | struct gcpro gcpro1; | |
cefecbcf GM |
3281 | |
3282 | /* Function x_decode_color can signal an error. Make | |
3283 | sure to initialize color slots so that we won't try | |
3284 | to free colors we haven't allocated. */ | |
3285 | f->output_data.x->foreground_pixel = -1; | |
3286 | f->output_data.x->background_pixel = -1; | |
3287 | f->output_data.x->cursor_pixel = -1; | |
3288 | f->output_data.x->cursor_foreground_pixel = -1; | |
3289 | f->output_data.x->border_pixel = -1; | |
3290 | f->output_data.x->mouse_pixel = -1; | |
177c0ea7 | 3291 | |
9b2956e2 GM |
3292 | black = build_string ("black"); |
3293 | GCPRO1 (black); | |
3294 | f->output_data.x->foreground_pixel | |
3295 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3296 | f->output_data.x->background_pixel | |
3297 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3298 | f->output_data.x->cursor_pixel | |
3299 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3300 | f->output_data.x->cursor_foreground_pixel | |
3301 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3302 | f->output_data.x->border_pixel | |
3303 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3304 | f->output_data.x->mouse_pixel | |
3305 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3306 | UNGCPRO; | |
3307 | } | |
3308 | ||
a59e4f3d RS |
3309 | /* Specify the parent under which to make this X window. */ |
3310 | ||
3311 | if (!NILP (parent)) | |
3312 | { | |
8c239ac3 | 3313 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 3314 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
3315 | } |
3316 | else | |
3317 | { | |
7556890b RS |
3318 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
3319 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
3320 | } |
3321 | ||
cf177271 JB |
3322 | /* Set the name; the functions to which we pass f expect the name to |
3323 | be set. */ | |
3324 | if (EQ (name, Qunbound) || NILP (name)) | |
3325 | { | |
08a90d6a | 3326 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
3327 | f->explicit_name = 0; |
3328 | } | |
3329 | else | |
3330 | { | |
3331 | f->name = name; | |
3332 | f->explicit_name = 1; | |
9ef48a9d RS |
3333 | /* use the frame's title when getting resources for this frame. */ |
3334 | specbind (Qx_resource_name, name); | |
cf177271 | 3335 | } |
01f1ba30 | 3336 | |
01f1ba30 JB |
3337 | /* Extract the window parameters from the supplied values |
3338 | that are needed to determine window geometry. */ | |
d387c960 JB |
3339 | { |
3340 | Lisp_Object font; | |
3341 | ||
333b20bb | 3342 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 3343 | |
6817eab4 | 3344 | BLOCK_INPUT; |
e5e548e3 RS |
3345 | /* First, try whatever font the caller has specified. */ |
3346 | if (STRINGP (font)) | |
942ea06d | 3347 | { |
49965a29 | 3348 | tem = Fquery_fontset (font, Qnil); |
477f8642 | 3349 | if (STRINGP (tem)) |
d5db4077 | 3350 | font = x_new_fontset (f, SDATA (tem)); |
942ea06d | 3351 | else |
d5db4077 | 3352 | font = x_new_font (f, SDATA (font)); |
942ea06d | 3353 | } |
177c0ea7 | 3354 | |
e5e548e3 | 3355 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
3356 | if (!STRINGP (font)) |
3357 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 3358 | if (!STRINGP (font)) |
a6ac02af | 3359 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 3360 | if (! STRINGP (font)) |
a6ac02af | 3361 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
3362 | if (! STRINGP (font)) |
3363 | /* This was formerly the first thing tried, but it finds too many fonts | |
3364 | and takes too long. */ | |
3365 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
3366 | /* If those didn't work, look for something which will at least work. */ | |
3367 | if (! STRINGP (font)) | |
a6ac02af | 3368 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
3369 | UNBLOCK_INPUT; |
3370 | if (! STRINGP (font)) | |
e5e548e3 RS |
3371 | font = build_string ("fixed"); |
3372 | ||
477f8642 | 3373 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 3374 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 3375 | } |
9ef48a9d | 3376 | |
e3881aa0 | 3377 | #ifdef USE_LUCID |
82c90203 RS |
3378 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
3379 | whereby it fails to get any font. */ | |
be786000 | 3380 | xlwmenu_default_font = FRAME_FONT (f); |
dd254b21 | 3381 | #endif |
82c90203 | 3382 | |
cf177271 | 3383 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb | 3384 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
177c0ea7 | 3385 | |
4e397688 | 3386 | /* This defaults to 1 in order to match xterm. We recognize either |
ddf768c3 JB |
3387 | internalBorderWidth or internalBorder (which is what xterm calls |
3388 | it). */ | |
3389 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
3390 | { | |
3391 | Lisp_Object value; | |
3392 | ||
abb4b7ec | 3393 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 3394 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
3395 | if (! EQ (value, Qunbound)) |
3396 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
3397 | parms); | |
3398 | } | |
dca97592 | 3399 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
3400 | "internalBorderWidth", "internalBorderWidth", |
3401 | RES_TYPE_NUMBER); | |
1ab3d87e | 3402 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
3403 | "verticalScrollBars", "ScrollBars", |
3404 | RES_TYPE_SYMBOL); | |
01f1ba30 | 3405 | |
b9dc4443 | 3406 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 3407 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 3408 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 3409 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 3410 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 3411 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 3412 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 3413 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 3414 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 3415 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 3416 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
3417 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
3418 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
3419 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
3420 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
b3ba0aa8 KS |
3421 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
3422 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
3423 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
3424 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
333b20bb GM |
3425 | |
3426 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
3427 | "scrollBarForeground", | |
3428 | "ScrollBarForeground", 1); | |
3429 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
3430 | "scrollBarBackground", | |
3431 | "ScrollBarBackground", 0); | |
3432 | ||
3433 | /* Init faces before x_default_parameter is called for scroll-bar | |
3434 | parameters because that function calls x_set_scroll_bar_width, | |
3435 | which calls change_frame_size, which calls Fset_window_buffer, | |
3436 | which runs hooks, which call Fvertical_motion. At the end, we | |
3437 | end up in init_iterator with a null face cache, which should not | |
3438 | happen. */ | |
3439 | init_frame_faces (f); | |
177c0ea7 | 3440 | |
c7bcb20d | 3441 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 3442 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
e33455ca | 3443 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
333b20bb | 3444 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 3445 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
3446 | "bufferPredicate", "BufferPredicate", |
3447 | RES_TYPE_SYMBOL); | |
c2304e02 | 3448 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 3449 | "title", "Title", RES_TYPE_STRING); |
ea0a1f53 GM |
3450 | x_default_parameter (f, parms, Qwait_for_wm, Qt, |
3451 | "waitForWM", "WaitForWM", RES_TYPE_BOOLEAN); | |
49d41073 EZ |
3452 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
3453 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
90eb1019 | 3454 | |
7556890b | 3455 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
35f59f6b | 3456 | |
35f59f6b | 3457 | /* Compute the size of the X window. */ |
7c0d3ed8 | 3458 | window_prompting = x_figure_window_size (f, parms, 1); |
38d22040 | 3459 | |
495fa05e GM |
3460 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
3461 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
3462 | ||
6a1bcd01 | 3463 | /* Create the X widget or window. */ |
a7f7d550 FP |
3464 | #ifdef USE_X_TOOLKIT |
3465 | x_window (f, window_prompting, minibuffer_only); | |
3466 | #else | |
f676886a | 3467 | x_window (f); |
a7f7d550 | 3468 | #endif |
177c0ea7 | 3469 | |
f676886a JB |
3470 | x_icon (f, parms); |
3471 | x_make_gc (f); | |
01f1ba30 | 3472 | |
495fa05e GM |
3473 | /* Now consider the frame official. */ |
3474 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
3475 | Vframe_list = Fcons (frame, Vframe_list); | |
3476 | ||
f9942c9e JB |
3477 | /* We need to do this after creating the X window, so that the |
3478 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 3479 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 3480 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 3481 | |
cf177271 | 3482 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 3483 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 3484 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 3485 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 3486 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 3487 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
3488 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
3489 | "scrollBarWidth", "ScrollBarWidth", | |
3490 | RES_TYPE_NUMBER); | |
f9942c9e | 3491 | |
be786000 | 3492 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
01f1ba30 | 3493 | Change will not be effected unless different from the current |
be786000 KS |
3494 | FRAME_LINES (f). */ |
3495 | width = FRAME_COLS (f); | |
3496 | height = FRAME_LINES (f); | |
177c0ea7 | 3497 | |
be786000 KS |
3498 | SET_FRAME_COLS (f, 0); |
3499 | FRAME_LINES (f) = 0; | |
8938a4fb | 3500 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 3501 | |
488dd4c4 | 3502 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
495fa05e GM |
3503 | /* Create the menu bar. */ |
3504 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
3505 | { | |
3506 | /* If this signals an error, we haven't set size hints for the | |
3507 | frame and we didn't make it visible. */ | |
3508 | initialize_frame_menubar (f); | |
3509 | ||
488dd4c4 | 3510 | #ifndef USE_GTK |
495fa05e GM |
3511 | /* This is a no-op, except under Motif where it arranges the |
3512 | main window for the widgets on it. */ | |
3513 | lw_set_main_areas (f->output_data.x->column_widget, | |
3514 | f->output_data.x->menubar_widget, | |
3515 | f->output_data.x->edit_widget); | |
488dd4c4 | 3516 | #endif /* not USE_GTK */ |
495fa05e | 3517 | } |
488dd4c4 | 3518 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
495fa05e GM |
3519 | |
3520 | /* Tell the server what size and position, etc, we want, and how | |
3521 | badly we want them. This should be done after we have the menu | |
3522 | bar so that its size can be taken into account. */ | |
01f1ba30 | 3523 | BLOCK_INPUT; |
7989f084 | 3524 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
3525 | UNBLOCK_INPUT; |
3526 | ||
495fa05e GM |
3527 | /* Make the window appear on the frame and enable display, unless |
3528 | the caller says not to. However, with explicit parent, Emacs | |
3529 | cannot control visibility, so don't try. */ | |
7556890b | 3530 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
3531 | { |
3532 | Lisp_Object visibility; | |
49795535 | 3533 | |
333b20bb GM |
3534 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
3535 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
3536 | if (EQ (visibility, Qunbound)) |
3537 | visibility = Qt; | |
49795535 | 3538 | |
a59e4f3d RS |
3539 | if (EQ (visibility, Qicon)) |
3540 | x_iconify_frame (f); | |
3541 | else if (! NILP (visibility)) | |
3542 | x_make_frame_visible (f); | |
3543 | else | |
3544 | /* Must have been Qnil. */ | |
3545 | ; | |
3546 | } | |
01f1ba30 | 3547 | |
231d6cfb JD |
3548 | /* Set the WM leader property. GTK does this itself, so this is not |
3549 | needed when using GTK. */ | |
3550 | if (dpyinfo->client_leader_window != 0) | |
3551 | { | |
3552 | BLOCK_INPUT; | |
3553 | XChangeProperty (FRAME_X_DISPLAY (f), | |
3554 | FRAME_OUTER_WINDOW (f), | |
3555 | dpyinfo->Xatom_wm_client_leader, | |
3556 | XA_WINDOW, 32, PropModeReplace, | |
3557 | (char *) &dpyinfo->client_leader_window, 1); | |
3558 | UNBLOCK_INPUT; | |
3559 | } | |
3560 | ||
495fa05e | 3561 | UNGCPRO; |
9e57df62 GM |
3562 | |
3563 | /* Make sure windows on this frame appear in calls to next-window | |
3564 | and similar functions. */ | |
3565 | Vwindow_list = Qnil; | |
177c0ea7 | 3566 | |
9ef48a9d | 3567 | return unbind_to (count, frame); |
01f1ba30 JB |
3568 | } |
3569 | ||
eaf1eea9 | 3570 | |
0d17d282 KH |
3571 | /* FRAME is used only to get a handle on the X display. We don't pass the |
3572 | display info directly because we're called from frame.c, which doesn't | |
3573 | know about that structure. */ | |
e4f79258 | 3574 | |
87498171 | 3575 | Lisp_Object |
0d17d282 KH |
3576 | x_get_focus_frame (frame) |
3577 | struct frame *frame; | |
87498171 | 3578 | { |
0d17d282 | 3579 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 3580 | Lisp_Object xfocus; |
0d17d282 | 3581 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
3582 | return Qnil; |
3583 | ||
0d17d282 | 3584 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
3585 | return xfocus; |
3586 | } | |
f0614854 | 3587 | |
3decc1e7 GM |
3588 | |
3589 | /* In certain situations, when the window manager follows a | |
3590 | click-to-focus policy, there seems to be no way around calling | |
3591 | XSetInputFocus to give another frame the input focus . | |
3592 | ||
3593 | In an ideal world, XSetInputFocus should generally be avoided so | |
3594 | that applications don't interfere with the window manager's focus | |
3595 | policy. But I think it's okay to use when it's clearly done | |
3596 | following a user-command. */ | |
3597 | ||
3598 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
7ee72033 MB |
3599 | doc: /* Set the input focus to FRAME. |
3600 | FRAME nil means use the selected frame. */) | |
3601 | (frame) | |
3decc1e7 GM |
3602 | Lisp_Object frame; |
3603 | { | |
3604 | struct frame *f = check_x_frame (frame); | |
3605 | Display *dpy = FRAME_X_DISPLAY (f); | |
3606 | int count; | |
3607 | ||
3608 | BLOCK_INPUT; | |
3609 | count = x_catch_errors (dpy); | |
3610 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3611 | RevertToParent, CurrentTime); | |
3612 | x_uncatch_errors (dpy, count); | |
3613 | UNBLOCK_INPUT; | |
177c0ea7 | 3614 | |
3decc1e7 GM |
3615 | return Qnil; |
3616 | } | |
3617 | ||
f0614854 | 3618 | \f |
2d764c78 | 3619 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
7ee72033 MB |
3620 | doc: /* Internal function called by `color-defined-p', which see. */) |
3621 | (color, frame) | |
b9dc4443 | 3622 | Lisp_Object color, frame; |
e12d55b2 | 3623 | { |
b9dc4443 RS |
3624 | XColor foo; |
3625 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 3626 | |
b7826503 | 3627 | CHECK_STRING (color); |
b9dc4443 | 3628 | |
d5db4077 | 3629 | if (x_defined_color (f, SDATA (color), &foo, 0)) |
e12d55b2 RS |
3630 | return Qt; |
3631 | else | |
3632 | return Qnil; | |
3633 | } | |
3634 | ||
2d764c78 | 3635 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
7ee72033 MB |
3636 | doc: /* Internal function called by `color-values', which see. */) |
3637 | (color, frame) | |
b9dc4443 | 3638 | Lisp_Object color, frame; |
01f1ba30 | 3639 | { |
b9dc4443 RS |
3640 | XColor foo; |
3641 | FRAME_PTR f = check_x_frame (frame); | |
3642 | ||
b7826503 | 3643 | CHECK_STRING (color); |
01f1ba30 | 3644 | |
d5db4077 | 3645 | if (x_defined_color (f, SDATA (color), &foo, 0)) |
57c82a63 RS |
3646 | { |
3647 | Lisp_Object rgb[3]; | |
3648 | ||
3649 | rgb[0] = make_number (foo.red); | |
3650 | rgb[1] = make_number (foo.green); | |
3651 | rgb[2] = make_number (foo.blue); | |
3652 | return Flist (3, rgb); | |
3653 | } | |
01f1ba30 JB |
3654 | else |
3655 | return Qnil; | |
3656 | } | |
3657 | ||
2d764c78 | 3658 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
7ee72033 MB |
3659 | doc: /* Internal function called by `display-color-p', which see. */) |
3660 | (display) | |
08a90d6a | 3661 | Lisp_Object display; |
01f1ba30 | 3662 | { |
08a90d6a | 3663 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 3664 | |
b9dc4443 | 3665 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
3666 | return Qnil; |
3667 | ||
b9dc4443 | 3668 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
3669 | { |
3670 | case StaticColor: | |
3671 | case PseudoColor: | |
3672 | case TrueColor: | |
3673 | case DirectColor: | |
3674 | return Qt; | |
3675 | ||
3676 | default: | |
3677 | return Qnil; | |
3678 | } | |
3679 | } | |
3680 | ||
d0c9d219 | 3681 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
c061c855 | 3682 | 0, 1, 0, |
7ee72033 | 3683 | doc: /* Return t if the X display supports shades of gray. |
c061c855 GM |
3684 | Note that color displays do support shades of gray. |
3685 | The optional argument DISPLAY specifies which display to ask about. | |
3686 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3687 | If omitted or nil, that stands for the selected frame's display. */) |
3688 | (display) | |
08a90d6a | 3689 | Lisp_Object display; |
d0c9d219 | 3690 | { |
08a90d6a | 3691 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 3692 | |
ae6b58f9 | 3693 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
3694 | return Qnil; |
3695 | ||
ae6b58f9 RS |
3696 | switch (dpyinfo->visual->class) |
3697 | { | |
3698 | case StaticColor: | |
3699 | case PseudoColor: | |
3700 | case TrueColor: | |
3701 | case DirectColor: | |
3702 | case StaticGray: | |
3703 | case GrayScale: | |
3704 | return Qt; | |
3705 | ||
3706 | default: | |
3707 | return Qnil; | |
3708 | } | |
d0c9d219 RS |
3709 | } |
3710 | ||
41beb8fc | 3711 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
c061c855 | 3712 | 0, 1, 0, |
7ee72033 | 3713 | doc: /* Returns the width in pixels of the X display DISPLAY. |
c061c855 GM |
3714 | The optional argument DISPLAY specifies which display to ask about. |
3715 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3716 | If omitted or nil, that stands for the selected frame's display. */) |
3717 | (display) | |
08a90d6a | 3718 | Lisp_Object display; |
41beb8fc | 3719 | { |
08a90d6a | 3720 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3721 | |
3722 | return make_number (dpyinfo->width); | |
41beb8fc RS |
3723 | } |
3724 | ||
3725 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
c061c855 | 3726 | Sx_display_pixel_height, 0, 1, 0, |
7ee72033 | 3727 | doc: /* Returns the height in pixels of the X display DISPLAY. |
c061c855 GM |
3728 | The optional argument DISPLAY specifies which display to ask about. |
3729 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3730 | If omitted or nil, that stands for the selected frame's display. */) |
3731 | (display) | |
08a90d6a | 3732 | Lisp_Object display; |
41beb8fc | 3733 | { |
08a90d6a | 3734 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3735 | |
3736 | return make_number (dpyinfo->height); | |
41beb8fc RS |
3737 | } |
3738 | ||
3739 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
c061c855 | 3740 | 0, 1, 0, |
7ee72033 | 3741 | doc: /* Returns the number of bitplanes of the X display DISPLAY. |
c061c855 GM |
3742 | The optional argument DISPLAY specifies which display to ask about. |
3743 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3744 | If omitted or nil, that stands for the selected frame's display. */) |
3745 | (display) | |
08a90d6a | 3746 | Lisp_Object display; |
41beb8fc | 3747 | { |
08a90d6a | 3748 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3749 | |
3750 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
3751 | } |
3752 | ||
3753 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
c061c855 | 3754 | 0, 1, 0, |
7ee72033 | 3755 | doc: /* Returns the number of color cells of the X display DISPLAY. |
c061c855 GM |
3756 | The optional argument DISPLAY specifies which display to ask about. |
3757 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3758 | If omitted or nil, that stands for the selected frame's display. */) |
3759 | (display) | |
08a90d6a | 3760 | Lisp_Object display; |
41beb8fc | 3761 | { |
08a90d6a | 3762 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3763 | |
3764 | return make_number (DisplayCells (dpyinfo->display, | |
3765 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
3766 | } |
3767 | ||
9d317b2c RS |
3768 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
3769 | Sx_server_max_request_size, | |
c061c855 | 3770 | 0, 1, 0, |
7ee72033 | 3771 | doc: /* Returns the maximum request size of the X server of display DISPLAY. |
c061c855 GM |
3772 | The optional argument DISPLAY specifies which display to ask about. |
3773 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3774 | If omitted or nil, that stands for the selected frame's display. */) |
3775 | (display) | |
08a90d6a | 3776 | Lisp_Object display; |
9d317b2c | 3777 | { |
08a90d6a | 3778 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3779 | |
3780 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
3781 | } |
3782 | ||
41beb8fc | 3783 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
7ee72033 | 3784 | doc: /* Returns the vendor ID string of the X server of display DISPLAY. |
c061c855 GM |
3785 | The optional argument DISPLAY specifies which display to ask about. |
3786 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3787 | If omitted or nil, that stands for the selected frame's display. */) |
3788 | (display) | |
08a90d6a | 3789 | Lisp_Object display; |
41beb8fc | 3790 | { |
08a90d6a | 3791 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3792 | char *vendor = ServerVendor (dpyinfo->display); |
3793 | ||
41beb8fc RS |
3794 | if (! vendor) vendor = ""; |
3795 | return build_string (vendor); | |
3796 | } | |
3797 | ||
3798 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
7ee72033 | 3799 | doc: /* Returns the version numbers of the X server of display DISPLAY. |
c061c855 GM |
3800 | The value is a list of three integers: the major and minor |
3801 | version numbers of the X Protocol in use, and the vendor-specific release | |
3802 | number. See also the function `x-server-vendor'. | |
3803 | ||
3804 | The optional argument DISPLAY specifies which display to ask about. | |
3805 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3806 | If omitted or nil, that stands for the selected frame's display. */) |
3807 | (display) | |
08a90d6a | 3808 | Lisp_Object display; |
41beb8fc | 3809 | { |
08a90d6a | 3810 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 3811 | Display *dpy = dpyinfo->display; |
11ae94fe | 3812 | |
41beb8fc RS |
3813 | return Fcons (make_number (ProtocolVersion (dpy)), |
3814 | Fcons (make_number (ProtocolRevision (dpy)), | |
3815 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
3816 | } | |
3817 | ||
3818 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
7ee72033 | 3819 | doc: /* Return the number of screens on the X server of display DISPLAY. |
c061c855 GM |
3820 | The optional argument DISPLAY specifies which display to ask about. |
3821 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3822 | If omitted or nil, that stands for the selected frame's display. */) |
3823 | (display) | |
08a90d6a | 3824 | Lisp_Object display; |
41beb8fc | 3825 | { |
08a90d6a | 3826 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3827 | |
3828 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
3829 | } |
3830 | ||
3831 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
7ee72033 | 3832 | doc: /* Return the height in millimeters of the X display DISPLAY. |
c061c855 GM |
3833 | The optional argument DISPLAY specifies which display to ask about. |
3834 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3835 | If omitted or nil, that stands for the selected frame's display. */) |
3836 | (display) | |
08a90d6a | 3837 | Lisp_Object display; |
41beb8fc | 3838 | { |
08a90d6a | 3839 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3840 | |
3841 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
3842 | } |
3843 | ||
3844 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
7ee72033 | 3845 | doc: /* Return the width in millimeters of the X display DISPLAY. |
c061c855 GM |
3846 | The optional argument DISPLAY specifies which display to ask about. |
3847 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3848 | If omitted or nil, that stands for the selected frame's display. */) |
3849 | (display) | |
08a90d6a | 3850 | Lisp_Object display; |
41beb8fc | 3851 | { |
08a90d6a | 3852 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3853 | |
3854 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
3855 | } |
3856 | ||
3857 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
c061c855 | 3858 | Sx_display_backing_store, 0, 1, 0, |
7ee72033 | 3859 | doc: /* Returns an indication of whether X display DISPLAY does backing store. |
c061c855 GM |
3860 | The value may be `always', `when-mapped', or `not-useful'. |
3861 | The optional argument DISPLAY specifies which display to ask about. | |
3862 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3863 | If omitted or nil, that stands for the selected frame's display. */) |
3864 | (display) | |
08a90d6a | 3865 | Lisp_Object display; |
41beb8fc | 3866 | { |
08a90d6a | 3867 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 3868 | Lisp_Object result; |
11ae94fe | 3869 | |
b9dc4443 | 3870 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
3871 | { |
3872 | case Always: | |
8ec8a5ec GM |
3873 | result = intern ("always"); |
3874 | break; | |
41beb8fc RS |
3875 | |
3876 | case WhenMapped: | |
8ec8a5ec GM |
3877 | result = intern ("when-mapped"); |
3878 | break; | |
41beb8fc RS |
3879 | |
3880 | case NotUseful: | |
8ec8a5ec GM |
3881 | result = intern ("not-useful"); |
3882 | break; | |
41beb8fc RS |
3883 | |
3884 | default: | |
3885 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 3886 | result = Qnil; |
41beb8fc | 3887 | } |
8ec8a5ec GM |
3888 | |
3889 | return result; | |
41beb8fc RS |
3890 | } |
3891 | ||
3892 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
c061c855 | 3893 | Sx_display_visual_class, 0, 1, 0, |
7ee72033 | 3894 | doc: /* Return the visual class of the X display DISPLAY. |
c061c855 GM |
3895 | The value is one of the symbols `static-gray', `gray-scale', |
3896 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
3897 | ||
3898 | The optional argument DISPLAY specifies which display to ask about. | |
3899 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3900 | If omitted or nil, that stands for the selected frame's display. */) |
3901 | (display) | |
08a90d6a | 3902 | Lisp_Object display; |
41beb8fc | 3903 | { |
08a90d6a | 3904 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 3905 | Lisp_Object result; |
11ae94fe | 3906 | |
b9dc4443 | 3907 | switch (dpyinfo->visual->class) |
41beb8fc | 3908 | { |
8ec8a5ec GM |
3909 | case StaticGray: |
3910 | result = intern ("static-gray"); | |
3911 | break; | |
3912 | case GrayScale: | |
3913 | result = intern ("gray-scale"); | |
3914 | break; | |
3915 | case StaticColor: | |
3916 | result = intern ("static-color"); | |
3917 | break; | |
3918 | case PseudoColor: | |
3919 | result = intern ("pseudo-color"); | |
3920 | break; | |
3921 | case TrueColor: | |
3922 | result = intern ("true-color"); | |
3923 | break; | |
3924 | case DirectColor: | |
3925 | result = intern ("direct-color"); | |
3926 | break; | |
41beb8fc RS |
3927 | default: |
3928 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 3929 | result = Qnil; |
41beb8fc | 3930 | } |
177c0ea7 | 3931 | |
8ec8a5ec | 3932 | return result; |
41beb8fc RS |
3933 | } |
3934 | ||
3935 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
c061c855 | 3936 | Sx_display_save_under, 0, 1, 0, |
7ee72033 | 3937 | doc: /* Returns t if the X display DISPLAY supports the save-under feature. |
c061c855 GM |
3938 | The optional argument DISPLAY specifies which display to ask about. |
3939 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3940 | If omitted or nil, that stands for the selected frame's display. */) |
3941 | (display) | |
08a90d6a | 3942 | Lisp_Object display; |
41beb8fc | 3943 | { |
08a90d6a | 3944 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 3945 | |
b9dc4443 | 3946 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
3947 | return Qt; |
3948 | else | |
3949 | return Qnil; | |
3950 | } | |
3951 | \f | |
b9dc4443 | 3952 | int |
55caf99c RS |
3953 | x_pixel_width (f) |
3954 | register struct frame *f; | |
01f1ba30 | 3955 | { |
be786000 | 3956 | return FRAME_PIXEL_WIDTH (f); |
01f1ba30 JB |
3957 | } |
3958 | ||
b9dc4443 | 3959 | int |
55caf99c RS |
3960 | x_pixel_height (f) |
3961 | register struct frame *f; | |
01f1ba30 | 3962 | { |
be786000 | 3963 | return FRAME_PIXEL_HEIGHT (f); |
55caf99c RS |
3964 | } |
3965 | ||
b9dc4443 | 3966 | int |
55caf99c RS |
3967 | x_char_width (f) |
3968 | register struct frame *f; | |
3969 | { | |
be786000 | 3970 | return FRAME_COLUMN_WIDTH (f); |
55caf99c RS |
3971 | } |
3972 | ||
b9dc4443 | 3973 | int |
55caf99c RS |
3974 | x_char_height (f) |
3975 | register struct frame *f; | |
3976 | { | |
be786000 | 3977 | return FRAME_LINE_HEIGHT (f); |
01f1ba30 | 3978 | } |
b9dc4443 RS |
3979 | |
3980 | int | |
f03f2489 RS |
3981 | x_screen_planes (f) |
3982 | register struct frame *f; | |
b9dc4443 | 3983 | { |
f03f2489 | 3984 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 3985 | } |
01f1ba30 | 3986 | |
a6ad00c0 GM |
3987 | |
3988 | \f | |
3989 | /************************************************************************ | |
3990 | X Displays | |
3991 | ************************************************************************/ | |
3992 | ||
01f1ba30 | 3993 | \f |
a6ad00c0 GM |
3994 | /* Mapping visual names to visuals. */ |
3995 | ||
3996 | static struct visual_class | |
3997 | { | |
3998 | char *name; | |
3999 | int class; | |
4000 | } | |
4001 | visual_classes[] = | |
4002 | { | |
4003 | {"StaticGray", StaticGray}, | |
4004 | {"GrayScale", GrayScale}, | |
4005 | {"StaticColor", StaticColor}, | |
4006 | {"PseudoColor", PseudoColor}, | |
4007 | {"TrueColor", TrueColor}, | |
4008 | {"DirectColor", DirectColor}, | |
9908a324 | 4009 | {NULL, 0} |
a6ad00c0 GM |
4010 | }; |
4011 | ||
4012 | ||
404daac1 | 4013 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
4014 | |
4015 | /* Value is the screen number of screen SCR. This is a substitute for | |
4016 | the X function with the same name when that doesn't exist. */ | |
4017 | ||
404daac1 RS |
4018 | int |
4019 | XScreenNumberOfScreen (scr) | |
4020 | register Screen *scr; | |
4021 | { | |
a6ad00c0 GM |
4022 | Display *dpy = scr->display; |
4023 | int i; | |
3df34fdb | 4024 | |
a6ad00c0 | 4025 | for (i = 0; i < dpy->nscreens; ++i) |
fbd5ceb2 | 4026 | if (scr == dpy->screens + i) |
a6ad00c0 | 4027 | break; |
404daac1 | 4028 | |
a6ad00c0 | 4029 | return i; |
404daac1 | 4030 | } |
a6ad00c0 | 4031 | |
404daac1 RS |
4032 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
4033 | ||
01f1ba30 | 4034 | |
a6ad00c0 GM |
4035 | /* Select the visual that should be used on display DPYINFO. Set |
4036 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 4037 | |
a6ad00c0 GM |
4038 | void |
4039 | select_visual (dpyinfo) | |
4040 | struct x_display_info *dpyinfo; | |
4041 | { | |
4042 | Display *dpy = dpyinfo->display; | |
4043 | Screen *screen = dpyinfo->screen; | |
4044 | Lisp_Object value; | |
fe24a618 | 4045 | |
a6ad00c0 GM |
4046 | /* See if a visual is specified. */ |
4047 | value = display_x_get_resource (dpyinfo, | |
4048 | build_string ("visualClass"), | |
4049 | build_string ("VisualClass"), | |
4050 | Qnil, Qnil); | |
4051 | if (STRINGP (value)) | |
4052 | { | |
4053 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
4054 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
4055 | depth, a decimal number. NAME is compared with case ignored. */ | |
d5db4077 | 4056 | char *s = (char *) alloca (SBYTES (value) + 1); |
a6ad00c0 GM |
4057 | char *dash; |
4058 | int i, class = -1; | |
4059 | XVisualInfo vinfo; | |
4060 | ||
d5db4077 | 4061 | strcpy (s, SDATA (value)); |
a6ad00c0 GM |
4062 | dash = index (s, '-'); |
4063 | if (dash) | |
4064 | { | |
4065 | dpyinfo->n_planes = atoi (dash + 1); | |
4066 | *dash = '\0'; | |
4067 | } | |
4068 | else | |
4069 | /* We won't find a matching visual with depth 0, so that | |
4070 | an error will be printed below. */ | |
4071 | dpyinfo->n_planes = 0; | |
f0614854 | 4072 | |
a6ad00c0 GM |
4073 | /* Determine the visual class. */ |
4074 | for (i = 0; visual_classes[i].name; ++i) | |
4075 | if (xstricmp (s, visual_classes[i].name) == 0) | |
4076 | { | |
4077 | class = visual_classes[i].class; | |
4078 | break; | |
4079 | } | |
01f1ba30 | 4080 | |
a6ad00c0 GM |
4081 | /* Look up a matching visual for the specified class. */ |
4082 | if (class == -1 | |
4083 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
4084 | dpyinfo->n_planes, class, &vinfo)) | |
d5db4077 | 4085 | fatal ("Invalid visual specification `%s'", SDATA (value)); |
177c0ea7 | 4086 | |
a6ad00c0 GM |
4087 | dpyinfo->visual = vinfo.visual; |
4088 | } | |
01f1ba30 JB |
4089 | else |
4090 | { | |
a6ad00c0 GM |
4091 | int n_visuals; |
4092 | XVisualInfo *vinfo, vinfo_template; | |
177c0ea7 | 4093 | |
a6ad00c0 GM |
4094 | dpyinfo->visual = DefaultVisualOfScreen (screen); |
4095 | ||
4096 | #ifdef HAVE_X11R4 | |
4097 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
4098 | #else | |
4099 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
4100 | #endif | |
4101 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
4102 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
4103 | &vinfo_template, &n_visuals); | |
4104 | if (n_visuals != 1) | |
4105 | fatal ("Can't get proper X visual info"); | |
4106 | ||
94ac875b | 4107 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
4108 | XFree ((char *) vinfo); |
4109 | } | |
01f1ba30 | 4110 | } |
01f1ba30 | 4111 | |
a6ad00c0 | 4112 | |
b9dc4443 RS |
4113 | /* Return the X display structure for the display named NAME. |
4114 | Open a new connection if necessary. */ | |
4115 | ||
4116 | struct x_display_info * | |
4117 | x_display_info_for_name (name) | |
4118 | Lisp_Object name; | |
4119 | { | |
08a90d6a | 4120 | Lisp_Object names; |
b9dc4443 RS |
4121 | struct x_display_info *dpyinfo; |
4122 | ||
b7826503 | 4123 | CHECK_STRING (name); |
b9dc4443 | 4124 | |
2246281f KL |
4125 | #if 0 |
4126 | if (! EQ (Vinitial_window_system, intern ("x"))) | |
4127 | error ("Not using X Windows"); /* That doesn't stop us anymore. */ | |
4128 | #endif | |
806048df | 4129 | |
08a90d6a RS |
4130 | for (dpyinfo = x_display_list, names = x_display_name_list; |
4131 | dpyinfo; | |
8e713be6 | 4132 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
4133 | { |
4134 | Lisp_Object tem; | |
8e713be6 | 4135 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 4136 | if (!NILP (tem)) |
b9dc4443 RS |
4137 | return dpyinfo; |
4138 | } | |
4139 | ||
b7975ee4 KH |
4140 | /* Use this general default value to start with. */ |
4141 | Vx_resource_name = Vinvocation_name; | |
4142 | ||
b9dc4443 RS |
4143 | validate_x_resource_name (); |
4144 | ||
9b207e8e | 4145 | dpyinfo = x_term_init (name, (char *)0, |
d5db4077 | 4146 | (char *) SDATA (Vx_resource_name)); |
b9dc4443 | 4147 | |
08a90d6a | 4148 | if (dpyinfo == 0) |
d5db4077 | 4149 | error ("Cannot connect to X server %s", SDATA (name)); |
08a90d6a | 4150 | |
b9dc4443 RS |
4151 | x_in_use = 1; |
4152 | XSETFASTINT (Vwindow_system_version, 11); | |
4153 | ||
4154 | return dpyinfo; | |
4155 | } | |
4156 | ||
a6ad00c0 | 4157 | |
01f1ba30 | 4158 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
c061c855 | 4159 | 1, 3, 0, |
7ee72033 | 4160 | doc: /* Open a connection to an X server. |
c061c855 GM |
4161 | DISPLAY is the name of the display to connect to. |
4162 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
4163 | If the optional third arg MUST-SUCCEED is non-nil, | |
7ee72033 MB |
4164 | terminate Emacs if we can't open the connection. */) |
4165 | (display, xrm_string, must_succeed) | |
08a90d6a | 4166 | Lisp_Object display, xrm_string, must_succeed; |
01f1ba30 | 4167 | { |
01f1ba30 | 4168 | unsigned char *xrm_option; |
b9dc4443 | 4169 | struct x_display_info *dpyinfo; |
01f1ba30 | 4170 | |
b7826503 | 4171 | CHECK_STRING (display); |
d387c960 | 4172 | if (! NILP (xrm_string)) |
b7826503 | 4173 | CHECK_STRING (xrm_string); |
01f1ba30 | 4174 | |
2246281f KL |
4175 | #if 0 |
4176 | if (! EQ (Vinitial_window_system, intern ("x"))) | |
4177 | error ("Not using X Windows"); /* That doesn't stop us anymore. */ | |
4178 | #endif | |
806048df | 4179 | |
d387c960 | 4180 | if (! NILP (xrm_string)) |
d5db4077 | 4181 | xrm_option = (unsigned char *) SDATA (xrm_string); |
01f1ba30 JB |
4182 | else |
4183 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
4184 | |
4185 | validate_x_resource_name (); | |
4186 | ||
e1b1bee8 | 4187 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
4188 | This also initializes many symbols, such as those used for input. */ |
4189 | dpyinfo = x_term_init (display, xrm_option, | |
d5db4077 | 4190 | (char *) SDATA (Vx_resource_name)); |
f1c16f36 | 4191 | |
08a90d6a RS |
4192 | if (dpyinfo == 0) |
4193 | { | |
4194 | if (!NILP (must_succeed)) | |
10ffbc14 GM |
4195 | fatal ("Cannot connect to X server %s.\n\ |
4196 | Check the DISPLAY environment variable or use `-d'.\n\ | |
842a9389 JB |
4197 | Also use the `xauth' program to verify that you have the proper\n\ |
4198 | authorization information needed to connect the X server.\n\ | |
bf770132 | 4199 | An insecure way to solve the problem may be to use `xhost'.\n", |
d5db4077 | 4200 | SDATA (display)); |
08a90d6a | 4201 | else |
d5db4077 | 4202 | error ("Cannot connect to X server %s", SDATA (display)); |
08a90d6a RS |
4203 | } |
4204 | ||
b9dc4443 | 4205 | x_in_use = 1; |
01f1ba30 | 4206 | |
b9dc4443 | 4207 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
4208 | return Qnil; |
4209 | } | |
4210 | ||
08a90d6a RS |
4211 | DEFUN ("x-close-connection", Fx_close_connection, |
4212 | Sx_close_connection, 1, 1, 0, | |
7ee72033 | 4213 | doc: /* Close the connection to DISPLAY's X server. |
c061c855 | 4214 | For DISPLAY, specify either a frame or a display name (a string). |
7ee72033 MB |
4215 | If DISPLAY is nil, that stands for the selected frame's display. */) |
4216 | (display) | |
c061c855 | 4217 | Lisp_Object display; |
01f1ba30 | 4218 | { |
08a90d6a | 4219 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 4220 | int i; |
3457bc6e | 4221 | |
08a90d6a RS |
4222 | if (dpyinfo->reference_count > 0) |
4223 | error ("Display still has frames on it"); | |
01f1ba30 | 4224 | |
08a90d6a RS |
4225 | BLOCK_INPUT; |
4226 | /* Free the fonts in the font table. */ | |
4227 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
4228 | if (dpyinfo->font_table[i].name) |
4229 | { | |
333b20bb GM |
4230 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
4231 | } | |
4232 | ||
08a90d6a RS |
4233 | x_destroy_all_bitmaps (dpyinfo); |
4234 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
4235 | |
4236 | #ifdef USE_X_TOOLKIT | |
4237 | XtCloseDisplay (dpyinfo->display); | |
4238 | #else | |
08a90d6a | 4239 | XCloseDisplay (dpyinfo->display); |
82c90203 | 4240 | #endif |
08a90d6a RS |
4241 | |
4242 | x_delete_display (dpyinfo); | |
4243 | UNBLOCK_INPUT; | |
3457bc6e | 4244 | |
01f1ba30 JB |
4245 | return Qnil; |
4246 | } | |
4247 | ||
08a90d6a | 4248 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
7ee72033 MB |
4249 | doc: /* Return the list of display names that Emacs has connections to. */) |
4250 | () | |
08a90d6a RS |
4251 | { |
4252 | Lisp_Object tail, result; | |
4253 | ||
4254 | result = Qnil; | |
8e713be6 KR |
4255 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
4256 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
4257 | |
4258 | return result; | |
4259 | } | |
4260 | ||
4261 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
7ee72033 | 4262 | doc: /* If ON is non-nil, report X errors as soon as the erring request is made. |
c061c855 GM |
4263 | If ON is nil, allow buffering of requests. |
4264 | Turning on synchronization prohibits the Xlib routines from buffering | |
4265 | requests and seriously degrades performance, but makes debugging much | |
4266 | easier. | |
4267 | The optional second argument DISPLAY specifies which display to act on. | |
4268 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4269 | If DISPLAY is omitted or nil, that stands for the selected frame's display. */) |
4270 | (on, display) | |
08a90d6a | 4271 | Lisp_Object display, on; |
01f1ba30 | 4272 | { |
08a90d6a | 4273 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4274 | |
b9dc4443 | 4275 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
4276 | |
4277 | return Qnil; | |
4278 | } | |
4279 | ||
b9dc4443 | 4280 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
4281 | |
4282 | void | |
b9dc4443 RS |
4283 | x_sync (f) |
4284 | FRAME_PTR f; | |
6b7b1820 | 4285 | { |
4e87f4d2 | 4286 | BLOCK_INPUT; |
b9dc4443 | 4287 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 4288 | UNBLOCK_INPUT; |
6b7b1820 | 4289 | } |
333b20bb | 4290 | |
01f1ba30 | 4291 | \f |
3d8c3826 JD |
4292 | /*********************************************************************** |
4293 | General X functions exposed to Elisp. | |
4294 | ***********************************************************************/ | |
4295 | ||
4296 | DEFUN ("x-send-client-message", Fx_send_client_event, | |
4297 | Sx_send_client_message, 6, 6, 0, | |
4298 | doc: /* Send a client message of MESSAGE-TYPE to window DEST on DISPLAY. | |
4299 | ||
4300 | For DISPLAY, specify either a frame or a display name (a string). | |
4301 | If DISPLAY is nil, that stands for the selected frame's display. | |
4302 | DEST may be an integer, in which case it is a Window id. The value 0 may | |
4303 | be used to send to the root window of the DISPLAY. | |
4304 | If DEST is a frame the event is sent to the outer window of that frame. | |
4305 | Nil means the currently selected frame. | |
4306 | If DEST is the string "PointerWindow" the event is sent to the window that | |
4307 | contains the pointer. If DEST is the string "InputFocus" the event is | |
4308 | sent to the window that has the input focus. | |
4309 | FROM is the frame sending the event. Use nil for currently selected frame. | |
4310 | MESSAGE-TYPE is the name of an Atom as a string. | |
4311 | FORMAT must be one of 8, 16 or 32 and determines the size of the values in | |
4312 | bits. VALUES is a list of integer and/or strings containing the values to | |
4313 | send. If a value is a string, it is converted to an Atom and the value of | |
4314 | the Atom is sent. If more values than fits into the event is given, | |
4315 | the excessive values are ignored. */) | |
4316 | (display, dest, from, message_type, format, values) | |
4317 | Lisp_Object display, dest, from, message_type, format, values; | |
4318 | { | |
4319 | struct x_display_info *dpyinfo = check_x_display_info (display); | |
4320 | Window wdest; | |
4321 | XEvent event; | |
4322 | Lisp_Object cons; | |
4323 | int i; | |
4324 | int max_nr_values = (int) sizeof (event.xclient.data.b); | |
4325 | struct frame *f = check_x_frame (from); | |
4326 | ||
4327 | CHECK_STRING (message_type); | |
4328 | CHECK_NUMBER (format); | |
4329 | CHECK_CONS (values); | |
4330 | ||
4331 | for (cons = values; CONSP (cons); cons = XCDR (cons)) | |
4332 | { | |
4333 | Lisp_Object o = XCAR (cons); | |
4334 | ||
4335 | if (! INTEGERP (o) && ! STRINGP (o)) | |
4336 | error ("Bad data in VALUES, must be integer or string"); | |
4337 | } | |
4338 | ||
4339 | event.xclient.type = ClientMessage; | |
4340 | event.xclient.format = XFASTINT (format); | |
4341 | ||
4342 | if (event.xclient.format != 8 && event.xclient.format != 16 | |
4343 | && event.xclient.format != 32) | |
4344 | error ("FORMAT must be one of 8, 16 or 32"); | |
4345 | if (event.xclient.format == 16) max_nr_values /= 2; | |
4346 | if (event.xclient.format == 32) max_nr_values /= 4; | |
4347 | ||
4348 | if (FRAMEP (dest) || NILP (dest)) | |
4349 | { | |
4350 | struct frame *fdest = check_x_frame (dest); | |
4351 | wdest = FRAME_OUTER_WINDOW (fdest); | |
4352 | } | |
4353 | else if (STRINGP (dest)) | |
4354 | { | |
4355 | if (strcmp (SDATA (dest), "PointerWindow") == 0) | |
4356 | wdest = PointerWindow; | |
4357 | else if (strcmp (SDATA (dest), "InputFocus") == 0) | |
4358 | wdest = InputFocus; | |
4359 | else | |
4360 | error ("DEST as a string must be one of PointerWindow or InputFocus"); | |
4361 | } | |
4362 | else | |
4363 | { | |
4364 | CHECK_NUMBER (dest); | |
4365 | wdest = (Window) XFASTINT (dest); | |
4366 | if (wdest == 0) wdest = dpyinfo->root_window; | |
4367 | } | |
4368 | ||
4369 | BLOCK_INPUT; | |
4370 | for (cons = values, i = 0; | |
4371 | CONSP (cons) && i < max_nr_values; | |
4372 | cons = XCDR (cons), ++i) | |
4373 | { | |
4374 | Lisp_Object o = XCAR (cons); | |
4375 | long val; | |
3d8c3826 JD |
4376 | |
4377 | if (INTEGERP (o)) | |
4378 | val = XINT (o); | |
4379 | else if (STRINGP (o)) | |
6dc15d98 | 4380 | val = XInternAtom (dpyinfo->display, SDATA (o), False); |
3d8c3826 JD |
4381 | |
4382 | if (event.xclient.format == 8) | |
4383 | event.xclient.data.b[i] = (char) val; | |
4384 | else if (event.xclient.format == 16) | |
4385 | event.xclient.data.s[i] = (short) val; | |
4386 | else | |
4387 | event.xclient.data.l[i] = val; | |
4388 | } | |
4389 | ||
4390 | for ( ; i < max_nr_values; ++i) | |
4391 | if (event.xclient.format == 8) | |
4392 | event.xclient.data.b[i] = 0; | |
4393 | else if (event.xclient.format == 16) | |
4394 | event.xclient.data.s[i] = 0; | |
4395 | else | |
4396 | event.xclient.data.l[i] = 0; | |
4397 | ||
4398 | event.xclient.message_type | |
4399 | = XInternAtom (dpyinfo->display, SDATA (message_type), False); | |
4400 | event.xclient.display = dpyinfo->display; | |
4401 | event.xclient.window = FRAME_OUTER_WINDOW (f); | |
4402 | ||
4403 | XSendEvent (dpyinfo->display, wdest, False, 0xffff, &event); | |
4404 | ||
4405 | XFlush (dpyinfo->display); | |
4406 | UNBLOCK_INPUT; | |
4407 | ||
4408 | return Qnil; | |
4409 | } | |
4410 | \f | |
333b20bb GM |
4411 | /*********************************************************************** |
4412 | Image types | |
4413 | ***********************************************************************/ | |
f1c16f36 | 4414 | |
333b20bb GM |
4415 | /* Value is the number of elements of vector VECTOR. */ |
4416 | ||
4417 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
4418 | ||
4419 | /* List of supported image types. Use define_image_type to add new | |
4420 | types. Use lookup_image_type to find a type for a given symbol. */ | |
4421 | ||
4422 | static struct image_type *image_types; | |
4423 | ||
333b20bb GM |
4424 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ |
4425 | ||
4426 | Lisp_Object Qxbm; | |
4427 | ||
4428 | /* Keywords. */ | |
4429 | ||
0fe92f72 | 4430 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
77814035 KS |
4431 | extern Lisp_Object QCdata, QCtype; |
4432 | Lisp_Object QCascent, QCmargin, QCrelief; | |
d2dc8167 | 4433 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 4434 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
4435 | |
4436 | /* Other symbols. */ | |
4437 | ||
4a8e312c | 4438 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
4439 | |
4440 | /* Time in seconds after which images should be removed from the cache | |
4441 | if not displayed. */ | |
4442 | ||
fcf431dc | 4443 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
4444 | |
4445 | /* Function prototypes. */ | |
4446 | ||
4447 | static void define_image_type P_ ((struct image_type *type)); | |
4448 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
4449 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
4450 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 4451 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
4452 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
4453 | Lisp_Object)); | |
333b20bb GM |
4454 | |
4455 | ||
4456 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
4457 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
4458 | ||
4459 | static void | |
4460 | define_image_type (type) | |
4461 | struct image_type *type; | |
4462 | { | |
4463 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
4464 | The initialized data segment is read-only. */ | |
4465 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
4466 | bcopy (type, p, sizeof *p); | |
4467 | p->next = image_types; | |
4468 | image_types = p; | |
4469 | Vimage_types = Fcons (*p->type, Vimage_types); | |
4470 | } | |
4471 | ||
4472 | ||
4473 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
4474 | structure. Value is null if SYMBOL is not a known image type. */ | |
4475 | ||
4476 | static INLINE struct image_type * | |
4477 | lookup_image_type (symbol) | |
4478 | Lisp_Object symbol; | |
4479 | { | |
4480 | struct image_type *type; | |
4481 | ||
4482 | for (type = image_types; type; type = type->next) | |
4483 | if (EQ (symbol, *type->type)) | |
4484 | break; | |
4485 | ||
4486 | return type; | |
4487 | } | |
4488 | ||
4489 | ||
4490 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
4491 | valid image specification is a list whose car is the symbol | |
4492 | `image', and whose rest is a property list. The property list must | |
4493 | contain a value for key `:type'. That value must be the name of a | |
4494 | supported image type. The rest of the property list depends on the | |
4495 | image type. */ | |
4496 | ||
4497 | int | |
4498 | valid_image_p (object) | |
4499 | Lisp_Object object; | |
4500 | { | |
4501 | int valid_p = 0; | |
177c0ea7 | 4502 | |
15aa58c1 | 4503 | if (IMAGEP (object)) |
333b20bb | 4504 | { |
1783ffa2 GM |
4505 | Lisp_Object tem; |
4506 | ||
4507 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
4508 | if (EQ (XCAR (tem), QCtype)) | |
4509 | { | |
4510 | tem = XCDR (tem); | |
4511 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
4512 | { | |
4513 | struct image_type *type; | |
4514 | type = lookup_image_type (XCAR (tem)); | |
4515 | if (type) | |
4516 | valid_p = type->valid_p (object); | |
4517 | } | |
177c0ea7 | 4518 | |
1783ffa2 GM |
4519 | break; |
4520 | } | |
333b20bb GM |
4521 | } |
4522 | ||
4523 | return valid_p; | |
4524 | } | |
4525 | ||
4526 | ||
7ab1745f GM |
4527 | /* Log error message with format string FORMAT and argument ARG. |
4528 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
4529 | good idea because this would interrupt redisplay, and the error | |
4530 | message display would lead to another redisplay. This function | |
4531 | therefore simply displays a message. */ | |
333b20bb GM |
4532 | |
4533 | static void | |
4534 | image_error (format, arg1, arg2) | |
4535 | char *format; | |
4536 | Lisp_Object arg1, arg2; | |
4537 | { | |
7ab1745f | 4538 | add_to_log (format, arg1, arg2); |
333b20bb GM |
4539 | } |
4540 | ||
4541 | ||
4542 | \f | |
4543 | /*********************************************************************** | |
4544 | Image specifications | |
4545 | ***********************************************************************/ | |
4546 | ||
4547 | enum image_value_type | |
4548 | { | |
4549 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
4550 | IMAGE_STRING_VALUE, | |
6f1be3b9 | 4551 | IMAGE_STRING_OR_NIL_VALUE, |
333b20bb GM |
4552 | IMAGE_SYMBOL_VALUE, |
4553 | IMAGE_POSITIVE_INTEGER_VALUE, | |
3ed61e75 | 4554 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
333b20bb | 4555 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
7c7ff7f5 | 4556 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
4557 | IMAGE_INTEGER_VALUE, |
4558 | IMAGE_FUNCTION_VALUE, | |
4559 | IMAGE_NUMBER_VALUE, | |
4560 | IMAGE_BOOL_VALUE | |
4561 | }; | |
4562 | ||
4563 | /* Structure used when parsing image specifications. */ | |
4564 | ||
4565 | struct image_keyword | |
4566 | { | |
4567 | /* Name of keyword. */ | |
4568 | char *name; | |
4569 | ||
4570 | /* The type of value allowed. */ | |
4571 | enum image_value_type type; | |
4572 | ||
4573 | /* Non-zero means key must be present. */ | |
4574 | int mandatory_p; | |
4575 | ||
4576 | /* Used to recognize duplicate keywords in a property list. */ | |
4577 | int count; | |
4578 | ||
4579 | /* The value that was found. */ | |
4580 | Lisp_Object value; | |
4581 | }; | |
4582 | ||
4583 | ||
bfd2209f GM |
4584 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
4585 | int, Lisp_Object)); | |
333b20bb GM |
4586 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
4587 | ||
4588 | ||
4589 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
4590 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
4591 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
4592 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 4593 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
4594 | |
4595 | static int | |
bfd2209f | 4596 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
4597 | Lisp_Object spec; |
4598 | struct image_keyword *keywords; | |
4599 | int nkeywords; | |
4600 | Lisp_Object type; | |
333b20bb GM |
4601 | { |
4602 | int i; | |
4603 | Lisp_Object plist; | |
4604 | ||
15aa58c1 | 4605 | if (!IMAGEP (spec)) |
333b20bb GM |
4606 | return 0; |
4607 | ||
4608 | plist = XCDR (spec); | |
4609 | while (CONSP (plist)) | |
4610 | { | |
4611 | Lisp_Object key, value; | |
4612 | ||
4613 | /* First element of a pair must be a symbol. */ | |
4614 | key = XCAR (plist); | |
4615 | plist = XCDR (plist); | |
4616 | if (!SYMBOLP (key)) | |
4617 | return 0; | |
4618 | ||
4619 | /* There must follow a value. */ | |
4620 | if (!CONSP (plist)) | |
4621 | return 0; | |
4622 | value = XCAR (plist); | |
4623 | plist = XCDR (plist); | |
4624 | ||
4625 | /* Find key in KEYWORDS. Error if not found. */ | |
4626 | for (i = 0; i < nkeywords; ++i) | |
d5db4077 | 4627 | if (strcmp (keywords[i].name, SDATA (SYMBOL_NAME (key))) == 0) |
333b20bb GM |
4628 | break; |
4629 | ||
4630 | if (i == nkeywords) | |
bfd2209f | 4631 | continue; |
333b20bb GM |
4632 | |
4633 | /* Record that we recognized the keyword. If a keywords | |
4634 | was found more than once, it's an error. */ | |
4635 | keywords[i].value = value; | |
4636 | ++keywords[i].count; | |
177c0ea7 | 4637 | |
333b20bb GM |
4638 | if (keywords[i].count > 1) |
4639 | return 0; | |
4640 | ||
4641 | /* Check type of value against allowed type. */ | |
4642 | switch (keywords[i].type) | |
4643 | { | |
4644 | case IMAGE_STRING_VALUE: | |
4645 | if (!STRINGP (value)) | |
4646 | return 0; | |
4647 | break; | |
4648 | ||
6f1be3b9 GM |
4649 | case IMAGE_STRING_OR_NIL_VALUE: |
4650 | if (!STRINGP (value) && !NILP (value)) | |
4651 | return 0; | |
4652 | break; | |
4653 | ||
333b20bb GM |
4654 | case IMAGE_SYMBOL_VALUE: |
4655 | if (!SYMBOLP (value)) | |
4656 | return 0; | |
4657 | break; | |
4658 | ||
4659 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
4660 | if (!INTEGERP (value) || XINT (value) <= 0) | |
4661 | return 0; | |
4662 | break; | |
4663 | ||
3ed61e75 GM |
4664 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
4665 | if (INTEGERP (value) && XINT (value) >= 0) | |
4666 | break; | |
4667 | if (CONSP (value) | |
4668 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
4669 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
4670 | break; | |
4671 | return 0; | |
4672 | ||
7c7ff7f5 GM |
4673 | case IMAGE_ASCENT_VALUE: |
4674 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
4675 | break; | |
4676 | else if (INTEGERP (value) | |
4677 | && XINT (value) >= 0 | |
4678 | && XINT (value) <= 100) | |
4679 | break; | |
4680 | return 0; | |
177c0ea7 | 4681 | |
333b20bb GM |
4682 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
4683 | if (!INTEGERP (value) || XINT (value) < 0) | |
4684 | return 0; | |
4685 | break; | |
4686 | ||
4687 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
4688 | break; | |
4689 | ||
4690 | case IMAGE_FUNCTION_VALUE: | |
4691 | value = indirect_function (value); | |
177c0ea7 | 4692 | if (SUBRP (value) |
333b20bb GM |
4693 | || COMPILEDP (value) |
4694 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
4695 | break; | |
4696 | return 0; | |
4697 | ||
4698 | case IMAGE_NUMBER_VALUE: | |
4699 | if (!INTEGERP (value) && !FLOATP (value)) | |
4700 | return 0; | |
4701 | break; | |
4702 | ||
4703 | case IMAGE_INTEGER_VALUE: | |
4704 | if (!INTEGERP (value)) | |
4705 | return 0; | |
4706 | break; | |
4707 | ||
4708 | case IMAGE_BOOL_VALUE: | |
4709 | if (!NILP (value) && !EQ (value, Qt)) | |
4710 | return 0; | |
4711 | break; | |
4712 | ||
4713 | default: | |
4714 | abort (); | |
4715 | break; | |
4716 | } | |
4717 | ||
4718 | if (EQ (key, QCtype) && !EQ (type, value)) | |
4719 | return 0; | |
4720 | } | |
4721 | ||
4722 | /* Check that all mandatory fields are present. */ | |
4723 | for (i = 0; i < nkeywords; ++i) | |
4724 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
4725 | return 0; | |
4726 | ||
4727 | return NILP (plist); | |
4728 | } | |
4729 | ||
4730 | ||
4731 | /* Return the value of KEY in image specification SPEC. Value is nil | |
4732 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
4733 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
4734 | ||
4735 | static Lisp_Object | |
4736 | image_spec_value (spec, key, found) | |
4737 | Lisp_Object spec, key; | |
4738 | int *found; | |
4739 | { | |
4740 | Lisp_Object tail; | |
177c0ea7 | 4741 | |
333b20bb GM |
4742 | xassert (valid_image_p (spec)); |
4743 | ||
4744 | for (tail = XCDR (spec); | |
4745 | CONSP (tail) && CONSP (XCDR (tail)); | |
4746 | tail = XCDR (XCDR (tail))) | |
4747 | { | |
4748 | if (EQ (XCAR (tail), key)) | |
4749 | { | |
4750 | if (found) | |
4751 | *found = 1; | |
4752 | return XCAR (XCDR (tail)); | |
4753 | } | |
4754 | } | |
177c0ea7 | 4755 | |
333b20bb GM |
4756 | if (found) |
4757 | *found = 0; | |
4758 | return Qnil; | |
4759 | } | |
177c0ea7 | 4760 | |
333b20bb | 4761 | |
42677916 | 4762 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
7ee72033 | 4763 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). |
c061c855 GM |
4764 | PIXELS non-nil means return the size in pixels, otherwise return the |
4765 | size in canonical character units. | |
4766 | FRAME is the frame on which the image will be displayed. FRAME nil | |
7ee72033 MB |
4767 | or omitted means use the selected frame. */) |
4768 | (spec, pixels, frame) | |
42677916 GM |
4769 | Lisp_Object spec, pixels, frame; |
4770 | { | |
4771 | Lisp_Object size; | |
4772 | ||
4773 | size = Qnil; | |
4774 | if (valid_image_p (spec)) | |
4775 | { | |
4776 | struct frame *f = check_x_frame (frame); | |
83676598 | 4777 | int id = lookup_image (f, spec); |
42677916 | 4778 | struct image *img = IMAGE_FROM_ID (f, id); |
3ed61e75 GM |
4779 | int width = img->width + 2 * img->hmargin; |
4780 | int height = img->height + 2 * img->vmargin; | |
177c0ea7 | 4781 | |
42677916 | 4782 | if (NILP (pixels)) |
be786000 KS |
4783 | size = Fcons (make_float ((double) width / FRAME_COLUMN_WIDTH (f)), |
4784 | make_float ((double) height / FRAME_LINE_HEIGHT (f))); | |
42677916 GM |
4785 | else |
4786 | size = Fcons (make_number (width), make_number (height)); | |
4787 | } | |
4788 | else | |
4789 | error ("Invalid image specification"); | |
4790 | ||
4791 | return size; | |
4792 | } | |
4793 | ||
333b20bb | 4794 | |
b243755a | 4795 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
7ee72033 | 4796 | doc: /* Return t if image SPEC has a mask bitmap. |
c061c855 | 4797 | FRAME is the frame on which the image will be displayed. FRAME nil |
7ee72033 MB |
4798 | or omitted means use the selected frame. */) |
4799 | (spec, frame) | |
b243755a GM |
4800 | Lisp_Object spec, frame; |
4801 | { | |
4802 | Lisp_Object mask; | |
4803 | ||
4804 | mask = Qnil; | |
4805 | if (valid_image_p (spec)) | |
4806 | { | |
4807 | struct frame *f = check_x_frame (frame); | |
83676598 | 4808 | int id = lookup_image (f, spec); |
b243755a GM |
4809 | struct image *img = IMAGE_FROM_ID (f, id); |
4810 | if (img->mask) | |
4811 | mask = Qt; | |
4812 | } | |
4813 | else | |
4814 | error ("Invalid image specification"); | |
4815 | ||
4816 | return mask; | |
4817 | } | |
4818 | ||
4819 | ||
333b20bb GM |
4820 | \f |
4821 | /*********************************************************************** | |
4822 | Image type independent image structures | |
4823 | ***********************************************************************/ | |
4824 | ||
4825 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
4826 | static void free_image P_ ((struct frame *f, struct image *img)); | |
4827 | ||
4828 | ||
4829 | /* Allocate and return a new image structure for image specification | |
4830 | SPEC. SPEC has a hash value of HASH. */ | |
4831 | ||
4832 | static struct image * | |
4833 | make_image (spec, hash) | |
4834 | Lisp_Object spec; | |
4835 | unsigned hash; | |
4836 | { | |
4837 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
177c0ea7 | 4838 | |
333b20bb GM |
4839 | xassert (valid_image_p (spec)); |
4840 | bzero (img, sizeof *img); | |
4841 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
4842 | xassert (img->type != NULL); | |
4843 | img->spec = spec; | |
4844 | img->data.lisp_val = Qnil; | |
4845 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
4846 | img->hash = hash; | |
4847 | return img; | |
4848 | } | |
4849 | ||
4850 | ||
4851 | /* Free image IMG which was used on frame F, including its resources. */ | |
4852 | ||
4853 | static void | |
4854 | free_image (f, img) | |
4855 | struct frame *f; | |
4856 | struct image *img; | |
4857 | { | |
4858 | if (img) | |
4859 | { | |
4860 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
4861 | ||
4862 | /* Remove IMG from the hash table of its cache. */ | |
4863 | if (img->prev) | |
4864 | img->prev->next = img->next; | |
4865 | else | |
4866 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
4867 | ||
4868 | if (img->next) | |
4869 | img->next->prev = img->prev; | |
4870 | ||
4871 | c->images[img->id] = NULL; | |
4872 | ||
4873 | /* Free resources, then free IMG. */ | |
4874 | img->type->free (f, img); | |
4875 | xfree (img); | |
4876 | } | |
4877 | } | |
4878 | ||
4879 | ||
4880 | /* Prepare image IMG for display on frame F. Must be called before | |
4881 | drawing an image. */ | |
4882 | ||
4883 | void | |
4884 | prepare_image_for_display (f, img) | |
4885 | struct frame *f; | |
4886 | struct image *img; | |
4887 | { | |
4888 | EMACS_TIME t; | |
4889 | ||
4890 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
4891 | EMACS_GET_TIME (t); | |
4892 | img->timestamp = EMACS_SECS (t); | |
4893 | ||
4894 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
4895 | type dependent loader function. */ | |
dd00328a | 4896 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 4897 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb | 4898 | } |
177c0ea7 | 4899 | |
333b20bb | 4900 | |
7c7ff7f5 GM |
4901 | /* Value is the number of pixels for the ascent of image IMG when |
4902 | drawn in face FACE. */ | |
4903 | ||
4904 | int | |
4905 | image_ascent (img, face) | |
4906 | struct image *img; | |
4907 | struct face *face; | |
4908 | { | |
3ed61e75 | 4909 | int height = img->height + img->vmargin; |
7c7ff7f5 GM |
4910 | int ascent; |
4911 | ||
4912 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
4913 | { | |
4914 | if (face->font) | |
3694cb3f MB |
4915 | /* This expression is arranged so that if the image can't be |
4916 | exactly centered, it will be moved slightly up. This is | |
4917 | because a typical font is `top-heavy' (due to the presence | |
4918 | uppercase letters), so the image placement should err towards | |
4919 | being top-heavy too. It also just generally looks better. */ | |
4920 | ascent = (height + face->font->ascent - face->font->descent + 1) / 2; | |
7c7ff7f5 GM |
4921 | else |
4922 | ascent = height / 2; | |
4923 | } | |
4924 | else | |
4925 | ascent = height * img->ascent / 100.0; | |
4926 | ||
4927 | return ascent; | |
4928 | } | |
4929 | ||
f20a3b7a MB |
4930 | \f |
4931 | /* Image background colors. */ | |
4932 | ||
4933 | static unsigned long | |
4934 | four_corners_best (ximg, width, height) | |
4935 | XImage *ximg; | |
4936 | unsigned long width, height; | |
4937 | { | |
b350c2e5 GM |
4938 | unsigned long corners[4], best; |
4939 | int i, best_count; | |
f20a3b7a | 4940 | |
b350c2e5 GM |
4941 | /* Get the colors at the corners of ximg. */ |
4942 | corners[0] = XGetPixel (ximg, 0, 0); | |
4943 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
4944 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
4945 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
f20a3b7a | 4946 | |
b350c2e5 GM |
4947 | /* Choose the most frequently found color as background. */ |
4948 | for (i = best_count = 0; i < 4; ++i) | |
4949 | { | |
4950 | int j, n; | |
177c0ea7 | 4951 | |
b350c2e5 GM |
4952 | for (j = n = 0; j < 4; ++j) |
4953 | if (corners[i] == corners[j]) | |
4954 | ++n; | |
f20a3b7a | 4955 | |
b350c2e5 GM |
4956 | if (n > best_count) |
4957 | best = corners[i], best_count = n; | |
4958 | } | |
f20a3b7a | 4959 | |
b350c2e5 | 4960 | return best; |
f20a3b7a MB |
4961 | } |
4962 | ||
4963 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
4964 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
4965 | object to use for the heuristic. */ | |
4966 | ||
4967 | unsigned long | |
4968 | image_background (img, f, ximg) | |
4969 | struct image *img; | |
4970 | struct frame *f; | |
4971 | XImage *ximg; | |
4972 | { | |
4973 | if (! img->background_valid) | |
4974 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
4975 | { | |
4976 | int free_ximg = !ximg; | |
4977 | ||
4978 | if (! ximg) | |
4979 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
4980 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
4981 | ||
4982 | img->background = four_corners_best (ximg, img->width, img->height); | |
4983 | ||
4984 | if (free_ximg) | |
4985 | XDestroyImage (ximg); | |
4986 | ||
4987 | img->background_valid = 1; | |
4988 | } | |
4989 | ||
4990 | return img->background; | |
4991 | } | |
4992 | ||
4993 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
4994 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
4995 | existing XImage object to use for the heuristic. */ | |
4996 | ||
4997 | int | |
4998 | image_background_transparent (img, f, mask) | |
4999 | struct image *img; | |
5000 | struct frame *f; | |
5001 | XImage *mask; | |
5002 | { | |
5003 | if (! img->background_transparent_valid) | |
5004 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
5005 | { | |
5006 | if (img->mask) | |
5007 | { | |
5008 | int free_mask = !mask; | |
5009 | ||
5010 | if (! mask) | |
5011 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
5012 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
5013 | ||
5014 | img->background_transparent | |
5015 | = !four_corners_best (mask, img->width, img->height); | |
5016 | ||
5017 | if (free_mask) | |
5018 | XDestroyImage (mask); | |
5019 | } | |
5020 | else | |
5021 | img->background_transparent = 0; | |
5022 | ||
5023 | img->background_transparent_valid = 1; | |
5024 | } | |
5025 | ||
5026 | return img->background_transparent; | |
5027 | } | |
7c7ff7f5 | 5028 | |
333b20bb GM |
5029 | \f |
5030 | /*********************************************************************** | |
5031 | Helper functions for X image types | |
5032 | ***********************************************************************/ | |
5033 | ||
dd00328a GM |
5034 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
5035 | int, int)); | |
333b20bb GM |
5036 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
5037 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
5038 | struct image *img, | |
5039 | Lisp_Object color_name, | |
5040 | unsigned long dflt)); | |
5041 | ||
dd00328a GM |
5042 | |
5043 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
5044 | free the pixmap if any. MASK_P non-zero means clear the mask | |
5045 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
5046 | the image, if any. */ | |
333b20bb GM |
5047 | |
5048 | static void | |
dd00328a | 5049 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
5050 | struct frame *f; |
5051 | struct image *img; | |
dd00328a | 5052 | int pixmap_p, mask_p, colors_p; |
333b20bb | 5053 | { |
dd00328a | 5054 | if (pixmap_p && img->pixmap) |
333b20bb | 5055 | { |
333b20bb | 5056 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 5057 | img->pixmap = None; |
f20a3b7a | 5058 | img->background_valid = 0; |
f4779de9 GM |
5059 | } |
5060 | ||
dd00328a | 5061 | if (mask_p && img->mask) |
f4779de9 GM |
5062 | { |
5063 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 5064 | img->mask = None; |
f20a3b7a | 5065 | img->background_transparent_valid = 0; |
333b20bb | 5066 | } |
177c0ea7 | 5067 | |
dd00328a | 5068 | if (colors_p && img->ncolors) |
333b20bb | 5069 | { |
462d5d40 | 5070 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
5071 | xfree (img->colors); |
5072 | img->colors = NULL; | |
5073 | img->ncolors = 0; | |
5074 | } | |
dd00328a GM |
5075 | } |
5076 | ||
5077 | /* Free X resources of image IMG which is used on frame F. */ | |
5078 | ||
5079 | static void | |
5080 | x_clear_image (f, img) | |
5081 | struct frame *f; | |
5082 | struct image *img; | |
5083 | { | |
5084 | BLOCK_INPUT; | |
5085 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 5086 | UNBLOCK_INPUT; |
333b20bb GM |
5087 | } |
5088 | ||
5089 | ||
5090 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
5091 | cannot be allocated, use DFLT. Add a newly allocated color to | |
5092 | IMG->colors, so that it can be freed again. Value is the pixel | |
5093 | color. */ | |
5094 | ||
5095 | static unsigned long | |
5096 | x_alloc_image_color (f, img, color_name, dflt) | |
5097 | struct frame *f; | |
5098 | struct image *img; | |
5099 | Lisp_Object color_name; | |
5100 | unsigned long dflt; | |
5101 | { | |
5102 | XColor color; | |
5103 | unsigned long result; | |
5104 | ||
5105 | xassert (STRINGP (color_name)); | |
5106 | ||
d5db4077 | 5107 | if (x_defined_color (f, SDATA (color_name), &color, 1)) |
333b20bb GM |
5108 | { |
5109 | /* This isn't called frequently so we get away with simply | |
5110 | reallocating the color vector to the needed size, here. */ | |
5111 | ++img->ncolors; | |
5112 | img->colors = | |
5113 | (unsigned long *) xrealloc (img->colors, | |
5114 | img->ncolors * sizeof *img->colors); | |
5115 | img->colors[img->ncolors - 1] = color.pixel; | |
5116 | result = color.pixel; | |
5117 | } | |
5118 | else | |
5119 | result = dflt; | |
5120 | ||
5121 | return result; | |
5122 | } | |
5123 | ||
5124 | ||
5125 | \f | |
5126 | /*********************************************************************** | |
5127 | Image Cache | |
5128 | ***********************************************************************/ | |
5129 | ||
5130 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
ad18ffb1 | 5131 | static void postprocess_image P_ ((struct frame *, struct image *)); |
333b20bb GM |
5132 | |
5133 | ||
5134 | /* Return a new, initialized image cache that is allocated from the | |
5135 | heap. Call free_image_cache to free an image cache. */ | |
5136 | ||
5137 | struct image_cache * | |
5138 | make_image_cache () | |
5139 | { | |
5140 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
5141 | int size; | |
177c0ea7 | 5142 | |
333b20bb GM |
5143 | bzero (c, sizeof *c); |
5144 | c->size = 50; | |
5145 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
5146 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
5147 | c->buckets = (struct image **) xmalloc (size); | |
5148 | bzero (c->buckets, size); | |
5149 | return c; | |
5150 | } | |
5151 | ||
5152 | ||
5153 | /* Free image cache of frame F. Be aware that X frames share images | |
5154 | caches. */ | |
5155 | ||
5156 | void | |
5157 | free_image_cache (f) | |
5158 | struct frame *f; | |
5159 | { | |
5160 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5161 | if (c) | |
5162 | { | |
5163 | int i; | |
5164 | ||
5165 | /* Cache should not be referenced by any frame when freed. */ | |
5166 | xassert (c->refcount == 0); | |
177c0ea7 | 5167 | |
333b20bb GM |
5168 | for (i = 0; i < c->used; ++i) |
5169 | free_image (f, c->images[i]); | |
5170 | xfree (c->images); | |
333b20bb | 5171 | xfree (c->buckets); |
e3130015 | 5172 | xfree (c); |
333b20bb GM |
5173 | FRAME_X_IMAGE_CACHE (f) = NULL; |
5174 | } | |
5175 | } | |
5176 | ||
5177 | ||
5178 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
5179 | images. FORCE_P zero means clear only images that haven't been | |
5180 | displayed for some time. Should be called from time to time to | |
5181 | reduce the number of loaded images. If image-eviction-seconds is | |
5182 | non-nil, this frees images in the cache which weren't displayed for | |
5183 | at least that many seconds. */ | |
5184 | ||
5185 | void | |
5186 | clear_image_cache (f, force_p) | |
5187 | struct frame *f; | |
5188 | int force_p; | |
5189 | { | |
5190 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5191 | ||
83676598 | 5192 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
5193 | { |
5194 | EMACS_TIME t; | |
5195 | unsigned long old; | |
f4779de9 | 5196 | int i, nfreed; |
333b20bb GM |
5197 | |
5198 | EMACS_GET_TIME (t); | |
fcf431dc | 5199 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
5200 | |
5201 | /* Block input so that we won't be interrupted by a SIGIO | |
5202 | while being in an inconsistent state. */ | |
5203 | BLOCK_INPUT; | |
177c0ea7 | 5204 | |
f4779de9 | 5205 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
5206 | { |
5207 | struct image *img = c->images[i]; | |
5208 | if (img != NULL | |
f4779de9 | 5209 | && (force_p || img->timestamp < old)) |
333b20bb GM |
5210 | { |
5211 | free_image (f, img); | |
f4779de9 | 5212 | ++nfreed; |
333b20bb GM |
5213 | } |
5214 | } | |
5215 | ||
5216 | /* We may be clearing the image cache because, for example, | |
5217 | Emacs was iconified for a longer period of time. In that | |
5218 | case, current matrices may still contain references to | |
5219 | images freed above. So, clear these matrices. */ | |
f4779de9 | 5220 | if (nfreed) |
333b20bb | 5221 | { |
f4779de9 | 5222 | Lisp_Object tail, frame; |
177c0ea7 | 5223 | |
f4779de9 GM |
5224 | FOR_EACH_FRAME (tail, frame) |
5225 | { | |
5226 | struct frame *f = XFRAME (frame); | |
5227 | if (FRAME_X_P (f) | |
5228 | && FRAME_X_IMAGE_CACHE (f) == c) | |
83676598 | 5229 | clear_current_matrices (f); |
f4779de9 GM |
5230 | } |
5231 | ||
333b20bb GM |
5232 | ++windows_or_buffers_changed; |
5233 | } | |
f4779de9 GM |
5234 | |
5235 | UNBLOCK_INPUT; | |
333b20bb GM |
5236 | } |
5237 | } | |
5238 | ||
5239 | ||
5240 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
5241 | 0, 1, 0, | |
7ee72033 | 5242 | doc: /* Clear the image cache of FRAME. |
c061c855 | 5243 | FRAME nil or omitted means use the selected frame. |
7ee72033 MB |
5244 | FRAME t means clear the image caches of all frames. */) |
5245 | (frame) | |
333b20bb GM |
5246 | Lisp_Object frame; |
5247 | { | |
5248 | if (EQ (frame, Qt)) | |
5249 | { | |
5250 | Lisp_Object tail; | |
177c0ea7 | 5251 | |
333b20bb GM |
5252 | FOR_EACH_FRAME (tail, frame) |
5253 | if (FRAME_X_P (XFRAME (frame))) | |
5254 | clear_image_cache (XFRAME (frame), 1); | |
5255 | } | |
5256 | else | |
5257 | clear_image_cache (check_x_frame (frame), 1); | |
5258 | ||
5259 | return Qnil; | |
5260 | } | |
5261 | ||
5262 | ||
ad18ffb1 GM |
5263 | /* Compute masks and transform image IMG on frame F, as specified |
5264 | by the image's specification, */ | |
5265 | ||
5266 | static void | |
5267 | postprocess_image (f, img) | |
5268 | struct frame *f; | |
5269 | struct image *img; | |
5270 | { | |
5271 | /* Manipulation of the image's mask. */ | |
5272 | if (img->pixmap) | |
5273 | { | |
5274 | Lisp_Object conversion, spec; | |
5275 | Lisp_Object mask; | |
5276 | ||
5277 | spec = img->spec; | |
177c0ea7 | 5278 | |
ad18ffb1 GM |
5279 | /* `:heuristic-mask t' |
5280 | `:mask heuristic' | |
5281 | means build a mask heuristically. | |
5282 | `:heuristic-mask (R G B)' | |
5283 | `:mask (heuristic (R G B))' | |
5284 | means build a mask from color (R G B) in the | |
5285 | image. | |
5286 | `:mask nil' | |
5287 | means remove a mask, if any. */ | |
177c0ea7 | 5288 | |
ad18ffb1 GM |
5289 | mask = image_spec_value (spec, QCheuristic_mask, NULL); |
5290 | if (!NILP (mask)) | |
5291 | x_build_heuristic_mask (f, img, mask); | |
5292 | else | |
5293 | { | |
5294 | int found_p; | |
177c0ea7 | 5295 | |
ad18ffb1 | 5296 | mask = image_spec_value (spec, QCmask, &found_p); |
177c0ea7 | 5297 | |
ad18ffb1 GM |
5298 | if (EQ (mask, Qheuristic)) |
5299 | x_build_heuristic_mask (f, img, Qt); | |
5300 | else if (CONSP (mask) | |
5301 | && EQ (XCAR (mask), Qheuristic)) | |
5302 | { | |
5303 | if (CONSP (XCDR (mask))) | |
5304 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
5305 | else | |
5306 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
5307 | } | |
5308 | else if (NILP (mask) && found_p && img->mask) | |
5309 | { | |
5310 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
5311 | img->mask = None; | |
5312 | } | |
5313 | } | |
177c0ea7 JB |
5314 | |
5315 | ||
ad18ffb1 GM |
5316 | /* Should we apply an image transformation algorithm? */ |
5317 | conversion = image_spec_value (spec, QCconversion, NULL); | |
5318 | if (EQ (conversion, Qdisabled)) | |
5319 | x_disable_image (f, img); | |
5320 | else if (EQ (conversion, Qlaplace)) | |
5321 | x_laplace (f, img); | |
5322 | else if (EQ (conversion, Qemboss)) | |
5323 | x_emboss (f, img); | |
5324 | else if (CONSP (conversion) | |
5325 | && EQ (XCAR (conversion), Qedge_detection)) | |
5326 | { | |
5327 | Lisp_Object tem; | |
5328 | tem = XCDR (conversion); | |
5329 | if (CONSP (tem)) | |
5330 | x_edge_detection (f, img, | |
5331 | Fplist_get (tem, QCmatrix), | |
5332 | Fplist_get (tem, QCcolor_adjustment)); | |
5333 | } | |
5334 | } | |
5335 | } | |
5336 | ||
5337 | ||
333b20bb | 5338 | /* Return the id of image with Lisp specification SPEC on frame F. |
83676598 | 5339 | SPEC must be a valid Lisp image specification (see valid_image_p). */ |
333b20bb GM |
5340 | |
5341 | int | |
83676598 | 5342 | lookup_image (f, spec) |
333b20bb GM |
5343 | struct frame *f; |
5344 | Lisp_Object spec; | |
5345 | { | |
5346 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5347 | struct image *img; | |
5348 | int i; | |
5349 | unsigned hash; | |
5350 | struct gcpro gcpro1; | |
4f7ca1f1 | 5351 | EMACS_TIME now; |
333b20bb GM |
5352 | |
5353 | /* F must be a window-system frame, and SPEC must be a valid image | |
5354 | specification. */ | |
5355 | xassert (FRAME_WINDOW_P (f)); | |
5356 | xassert (valid_image_p (spec)); | |
177c0ea7 | 5357 | |
333b20bb GM |
5358 | GCPRO1 (spec); |
5359 | ||
5360 | /* Look up SPEC in the hash table of the image cache. */ | |
5361 | hash = sxhash (spec, 0); | |
5362 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5363 | ||
5364 | for (img = c->buckets[i]; img; img = img->next) | |
5365 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
5366 | break; | |
5367 | ||
5368 | /* If not found, create a new image and cache it. */ | |
5369 | if (img == NULL) | |
5370 | { | |
ad18ffb1 | 5371 | extern Lisp_Object Qpostscript; |
177c0ea7 | 5372 | |
28c7826c | 5373 | BLOCK_INPUT; |
333b20bb GM |
5374 | img = make_image (spec, hash); |
5375 | cache_image (f, img); | |
83676598 | 5376 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5377 | |
5378 | /* If we can't load the image, and we don't have a width and | |
5379 | height, use some arbitrary width and height so that we can | |
5380 | draw a rectangle for it. */ | |
83676598 | 5381 | if (img->load_failed_p) |
333b20bb GM |
5382 | { |
5383 | Lisp_Object value; | |
5384 | ||
5385 | value = image_spec_value (spec, QCwidth, NULL); | |
5386 | img->width = (INTEGERP (value) | |
5387 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
5388 | value = image_spec_value (spec, QCheight, NULL); | |
5389 | img->height = (INTEGERP (value) | |
5390 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
5391 | } | |
5392 | else | |
5393 | { | |
5394 | /* Handle image type independent image attributes | |
f20a3b7a MB |
5395 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
5396 | `:background COLOR'. */ | |
5397 | Lisp_Object ascent, margin, relief, bg; | |
333b20bb GM |
5398 | |
5399 | ascent = image_spec_value (spec, QCascent, NULL); | |
5400 | if (INTEGERP (ascent)) | |
5401 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
5402 | else if (EQ (ascent, Qcenter)) |
5403 | img->ascent = CENTERED_IMAGE_ASCENT; | |
177c0ea7 | 5404 | |
333b20bb GM |
5405 | margin = image_spec_value (spec, QCmargin, NULL); |
5406 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
3ed61e75 GM |
5407 | img->vmargin = img->hmargin = XFASTINT (margin); |
5408 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
5409 | && INTEGERP (XCDR (margin))) | |
5410 | { | |
5411 | if (XINT (XCAR (margin)) > 0) | |
5412 | img->hmargin = XFASTINT (XCAR (margin)); | |
5413 | if (XINT (XCDR (margin)) > 0) | |
5414 | img->vmargin = XFASTINT (XCDR (margin)); | |
5415 | } | |
177c0ea7 | 5416 | |
333b20bb GM |
5417 | relief = image_spec_value (spec, QCrelief, NULL); |
5418 | if (INTEGERP (relief)) | |
5419 | { | |
5420 | img->relief = XINT (relief); | |
3ed61e75 GM |
5421 | img->hmargin += abs (img->relief); |
5422 | img->vmargin += abs (img->relief); | |
333b20bb GM |
5423 | } |
5424 | ||
f20a3b7a MB |
5425 | if (! img->background_valid) |
5426 | { | |
5427 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
5428 | if (!NILP (bg)) | |
5429 | { | |
5430 | img->background | |
5431 | = x_alloc_image_color (f, img, bg, | |
5432 | FRAME_BACKGROUND_PIXEL (f)); | |
5433 | img->background_valid = 1; | |
5434 | } | |
5435 | } | |
5436 | ||
ad18ffb1 GM |
5437 | /* Do image transformations and compute masks, unless we |
5438 | don't have the image yet. */ | |
5439 | if (!EQ (*img->type->type, Qpostscript)) | |
5440 | postprocess_image (f, img); | |
333b20bb | 5441 | } |
dd00328a | 5442 | |
28c7826c GM |
5443 | UNBLOCK_INPUT; |
5444 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
5445 | } |
5446 | ||
4f7ca1f1 GM |
5447 | /* We're using IMG, so set its timestamp to `now'. */ |
5448 | EMACS_GET_TIME (now); | |
5449 | img->timestamp = EMACS_SECS (now); | |
177c0ea7 | 5450 | |
333b20bb | 5451 | UNGCPRO; |
177c0ea7 | 5452 | |
333b20bb GM |
5453 | /* Value is the image id. */ |
5454 | return img->id; | |
5455 | } | |
5456 | ||
5457 | ||
5458 | /* Cache image IMG in the image cache of frame F. */ | |
5459 | ||
5460 | static void | |
5461 | cache_image (f, img) | |
5462 | struct frame *f; | |
5463 | struct image *img; | |
5464 | { | |
5465 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5466 | int i; | |
5467 | ||
5468 | /* Find a free slot in c->images. */ | |
5469 | for (i = 0; i < c->used; ++i) | |
5470 | if (c->images[i] == NULL) | |
5471 | break; | |
5472 | ||
5473 | /* If no free slot found, maybe enlarge c->images. */ | |
5474 | if (i == c->used && c->used == c->size) | |
5475 | { | |
5476 | c->size *= 2; | |
5477 | c->images = (struct image **) xrealloc (c->images, | |
5478 | c->size * sizeof *c->images); | |
5479 | } | |
5480 | ||
5481 | /* Add IMG to c->images, and assign IMG an id. */ | |
5482 | c->images[i] = img; | |
5483 | img->id = i; | |
5484 | if (i == c->used) | |
5485 | ++c->used; | |
5486 | ||
5487 | /* Add IMG to the cache's hash table. */ | |
5488 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5489 | img->next = c->buckets[i]; | |
5490 | if (img->next) | |
5491 | img->next->prev = img; | |
5492 | img->prev = NULL; | |
5493 | c->buckets[i] = img; | |
5494 | } | |
5495 | ||
5496 | ||
5497 | /* Call FN on every image in the image cache of frame F. Used to mark | |
5498 | Lisp Objects in the image cache. */ | |
5499 | ||
5500 | void | |
5501 | forall_images_in_image_cache (f, fn) | |
5502 | struct frame *f; | |
5503 | void (*fn) P_ ((struct image *img)); | |
5504 | { | |
5505 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
5506 | { | |
5507 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5508 | if (c) | |
5509 | { | |
5510 | int i; | |
5511 | for (i = 0; i < c->used; ++i) | |
5512 | if (c->images[i]) | |
5513 | fn (c->images[i]); | |
5514 | } | |
5515 | } | |
5516 | } | |
5517 | ||
5518 | ||
5519 | \f | |
5520 | /*********************************************************************** | |
5521 | X support code | |
5522 | ***********************************************************************/ | |
5523 | ||
45158a91 GM |
5524 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
5525 | XImage **, Pixmap *)); | |
333b20bb GM |
5526 | static void x_destroy_x_image P_ ((XImage *)); |
5527 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
5528 | ||
5529 | ||
5530 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
5531 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
5532 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
5533 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 5534 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
5535 | |
5536 | static int | |
45158a91 | 5537 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 5538 | struct frame *f; |
333b20bb GM |
5539 | int width, height, depth; |
5540 | XImage **ximg; | |
5541 | Pixmap *pixmap; | |
5542 | { | |
5543 | Display *display = FRAME_X_DISPLAY (f); | |
5544 | Screen *screen = FRAME_X_SCREEN (f); | |
5545 | Window window = FRAME_X_WINDOW (f); | |
5546 | ||
5547 | xassert (interrupt_input_blocked); | |
5548 | ||
5549 | if (depth <= 0) | |
5550 | depth = DefaultDepthOfScreen (screen); | |
5551 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
5552 | depth, ZPixmap, 0, NULL, width, height, | |
5553 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
5554 | if (*ximg == NULL) | |
5555 | { | |
45158a91 | 5556 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
5557 | return 0; |
5558 | } | |
5559 | ||
5560 | /* Allocate image raster. */ | |
5561 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
5562 | ||
5563 | /* Allocate a pixmap of the same size. */ | |
5564 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 5565 | if (*pixmap == None) |
333b20bb GM |
5566 | { |
5567 | x_destroy_x_image (*ximg); | |
5568 | *ximg = NULL; | |
45158a91 | 5569 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
5570 | return 0; |
5571 | } | |
5572 | ||
5573 | return 1; | |
5574 | } | |
5575 | ||
5576 | ||
5577 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
5578 | ||
5579 | static void | |
5580 | x_destroy_x_image (ximg) | |
5581 | XImage *ximg; | |
5582 | { | |
5583 | xassert (interrupt_input_blocked); | |
5584 | if (ximg) | |
5585 | { | |
5586 | xfree (ximg->data); | |
5587 | ximg->data = NULL; | |
5588 | XDestroyImage (ximg); | |
5589 | } | |
5590 | } | |
5591 | ||
5592 | ||
5593 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
5594 | are width and height of both the image and pixmap. */ | |
5595 | ||
ea6b19ca | 5596 | static void |
333b20bb GM |
5597 | x_put_x_image (f, ximg, pixmap, width, height) |
5598 | struct frame *f; | |
5599 | XImage *ximg; | |
5600 | Pixmap pixmap; | |
caeea55a | 5601 | int width, height; |
333b20bb GM |
5602 | { |
5603 | GC gc; | |
177c0ea7 | 5604 | |
333b20bb GM |
5605 | xassert (interrupt_input_blocked); |
5606 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
5607 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
5608 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
5609 | } | |
5610 | ||
5611 | ||
5612 | \f | |
5613 | /*********************************************************************** | |
5be6c3b0 | 5614 | File Handling |
333b20bb GM |
5615 | ***********************************************************************/ |
5616 | ||
5617 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
5618 | static char *slurp_file P_ ((char *, int *)); |
5619 | ||
333b20bb GM |
5620 | |
5621 | /* Find image file FILE. Look in data-directory, then | |
5622 | x-bitmap-file-path. Value is the full name of the file found, or | |
5623 | nil if not found. */ | |
5624 | ||
5625 | static Lisp_Object | |
5626 | x_find_image_file (file) | |
5627 | Lisp_Object file; | |
5628 | { | |
5629 | Lisp_Object file_found, search_path; | |
5630 | struct gcpro gcpro1, gcpro2; | |
5631 | int fd; | |
5632 | ||
5633 | file_found = Qnil; | |
5634 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
5635 | GCPRO2 (file_found, search_path); | |
5636 | ||
5637 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
de2413e9 | 5638 | fd = openp (search_path, file, Qnil, &file_found, Qnil); |
177c0ea7 | 5639 | |
939d6465 | 5640 | if (fd == -1) |
333b20bb GM |
5641 | file_found = Qnil; |
5642 | else | |
5643 | close (fd); | |
5644 | ||
5645 | UNGCPRO; | |
5646 | return file_found; | |
5647 | } | |
5648 | ||
5649 | ||
5be6c3b0 GM |
5650 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
5651 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 5652 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
5653 | |
5654 | static char * | |
5655 | slurp_file (file, size) | |
5656 | char *file; | |
5657 | int *size; | |
5658 | { | |
5659 | FILE *fp = NULL; | |
5660 | char *buf = NULL; | |
5661 | struct stat st; | |
5662 | ||
5663 | if (stat (file, &st) == 0 | |
5664 | && (fp = fopen (file, "r")) != NULL | |
5665 | && (buf = (char *) xmalloc (st.st_size), | |
5666 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
5667 | { | |
5668 | *size = st.st_size; | |
5669 | fclose (fp); | |
5670 | } | |
5671 | else | |
5672 | { | |
5673 | if (fp) | |
5674 | fclose (fp); | |
5675 | if (buf) | |
5676 | { | |
5677 | xfree (buf); | |
5678 | buf = NULL; | |
5679 | } | |
5680 | } | |
177c0ea7 | 5681 | |
5be6c3b0 GM |
5682 | return buf; |
5683 | } | |
5684 | ||
5685 | ||
333b20bb GM |
5686 | \f |
5687 | /*********************************************************************** | |
5688 | XBM images | |
5689 | ***********************************************************************/ | |
5690 | ||
5be6c3b0 | 5691 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 5692 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
5693 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
5694 | char *, char *)); | |
333b20bb | 5695 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
5696 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
5697 | unsigned char **)); | |
5698 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
5699 | |
5700 | ||
5701 | /* Indices of image specification fields in xbm_format, below. */ | |
5702 | ||
5703 | enum xbm_keyword_index | |
5704 | { | |
5705 | XBM_TYPE, | |
5706 | XBM_FILE, | |
5707 | XBM_WIDTH, | |
5708 | XBM_HEIGHT, | |
5709 | XBM_DATA, | |
5710 | XBM_FOREGROUND, | |
5711 | XBM_BACKGROUND, | |
5712 | XBM_ASCENT, | |
5713 | XBM_MARGIN, | |
5714 | XBM_RELIEF, | |
5715 | XBM_ALGORITHM, | |
5716 | XBM_HEURISTIC_MASK, | |
4a8e312c | 5717 | XBM_MASK, |
333b20bb GM |
5718 | XBM_LAST |
5719 | }; | |
5720 | ||
5721 | /* Vector of image_keyword structures describing the format | |
5722 | of valid XBM image specifications. */ | |
5723 | ||
5724 | static struct image_keyword xbm_format[XBM_LAST] = | |
5725 | { | |
5726 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5727 | {":file", IMAGE_STRING_VALUE, 0}, | |
5728 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
5729 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
5730 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6f1be3b9 GM |
5731 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
5732 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
7c7ff7f5 | 5733 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 5734 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 5735 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 5736 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
5737 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
5738 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
5739 | }; |
5740 | ||
5741 | /* Structure describing the image type XBM. */ | |
5742 | ||
5743 | static struct image_type xbm_type = | |
5744 | { | |
5745 | &Qxbm, | |
5746 | xbm_image_p, | |
5747 | xbm_load, | |
5748 | x_clear_image, | |
5749 | NULL | |
5750 | }; | |
5751 | ||
5752 | /* Tokens returned from xbm_scan. */ | |
5753 | ||
5754 | enum xbm_token | |
5755 | { | |
5756 | XBM_TK_IDENT = 256, | |
5757 | XBM_TK_NUMBER | |
5758 | }; | |
5759 | ||
177c0ea7 | 5760 | |
333b20bb GM |
5761 | /* Return non-zero if OBJECT is a valid XBM-type image specification. |
5762 | A valid specification is a list starting with the symbol `image' | |
5763 | The rest of the list is a property list which must contain an | |
5764 | entry `:type xbm.. | |
5765 | ||
5766 | If the specification specifies a file to load, it must contain | |
5767 | an entry `:file FILENAME' where FILENAME is a string. | |
5768 | ||
5769 | If the specification is for a bitmap loaded from memory it must | |
5770 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
5771 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
5772 | ||
5773 | 1. a string large enough to hold the bitmap data, i.e. it must | |
5774 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
5775 | ||
5776 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
5777 | ||
5778 | 3. a vector of strings or bool-vectors, one for each line of the | |
5779 | bitmap. | |
5780 | ||
5be6c3b0 GM |
5781 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
5782 | may not be specified in this case because they are defined in the | |
5783 | XBM file. | |
5784 | ||
333b20bb GM |
5785 | Both the file and data forms may contain the additional entries |
5786 | `:background COLOR' and `:foreground COLOR'. If not present, | |
5787 | foreground and background of the frame on which the image is | |
e3130015 | 5788 | displayed is used. */ |
333b20bb GM |
5789 | |
5790 | static int | |
5791 | xbm_image_p (object) | |
5792 | Lisp_Object object; | |
5793 | { | |
5794 | struct image_keyword kw[XBM_LAST]; | |
177c0ea7 | 5795 | |
333b20bb | 5796 | bcopy (xbm_format, kw, sizeof kw); |
bfd2209f | 5797 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
5798 | return 0; |
5799 | ||
5800 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
5801 | ||
5802 | if (kw[XBM_FILE].count) | |
5803 | { | |
5804 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
5805 | return 0; | |
5806 | } | |
5be6c3b0 GM |
5807 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
5808 | { | |
5809 | /* In-memory XBM file. */ | |
5810 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
5811 | return 0; | |
5812 | } | |
333b20bb GM |
5813 | else |
5814 | { | |
5815 | Lisp_Object data; | |
5816 | int width, height; | |
5817 | ||
5818 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
5819 | if (!kw[XBM_WIDTH].count | |
5820 | || !kw[XBM_HEIGHT].count | |
5821 | || !kw[XBM_DATA].count) | |
5822 | return 0; | |
5823 | ||
5824 | data = kw[XBM_DATA].value; | |
5825 | width = XFASTINT (kw[XBM_WIDTH].value); | |
5826 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
177c0ea7 | 5827 | |
333b20bb GM |
5828 | /* Check type of data, and width and height against contents of |
5829 | data. */ | |
5830 | if (VECTORP (data)) | |
5831 | { | |
5832 | int i; | |
177c0ea7 | 5833 | |
333b20bb GM |
5834 | /* Number of elements of the vector must be >= height. */ |
5835 | if (XVECTOR (data)->size < height) | |
5836 | return 0; | |
5837 | ||
5838 | /* Each string or bool-vector in data must be large enough | |
5839 | for one line of the image. */ | |
5840 | for (i = 0; i < height; ++i) | |
5841 | { | |
5842 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
5843 | ||
5844 | if (STRINGP (elt)) | |
5845 | { | |
d5db4077 | 5846 | if (SCHARS (elt) |
333b20bb GM |
5847 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) |
5848 | return 0; | |
5849 | } | |
5850 | else if (BOOL_VECTOR_P (elt)) | |
5851 | { | |
5852 | if (XBOOL_VECTOR (elt)->size < width) | |
5853 | return 0; | |
5854 | } | |
5855 | else | |
5856 | return 0; | |
5857 | } | |
5858 | } | |
5859 | else if (STRINGP (data)) | |
5860 | { | |
d5db4077 | 5861 | if (SCHARS (data) |
333b20bb GM |
5862 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) |
5863 | return 0; | |
5864 | } | |
5865 | else if (BOOL_VECTOR_P (data)) | |
5866 | { | |
5867 | if (XBOOL_VECTOR (data)->size < width * height) | |
5868 | return 0; | |
5869 | } | |
5870 | else | |
5871 | return 0; | |
5872 | } | |
5873 | ||
333b20bb GM |
5874 | return 1; |
5875 | } | |
5876 | ||
5877 | ||
5878 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
5879 | either an enumerator from enum xbm_token, or a character for a | |
5880 | single-character token, or 0 at end of file. If scanning an | |
5881 | identifier, store the lexeme of the identifier in SVAL. If | |
5882 | scanning a number, store its value in *IVAL. */ | |
5883 | ||
5884 | static int | |
5be6c3b0 GM |
5885 | xbm_scan (s, end, sval, ival) |
5886 | char **s, *end; | |
333b20bb GM |
5887 | char *sval; |
5888 | int *ival; | |
5889 | { | |
5890 | int c; | |
0a695da7 GM |
5891 | |
5892 | loop: | |
177c0ea7 | 5893 | |
333b20bb | 5894 | /* Skip white space. */ |
5be6c3b0 | 5895 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
5896 | ; |
5897 | ||
5be6c3b0 | 5898 | if (*s >= end) |
333b20bb GM |
5899 | c = 0; |
5900 | else if (isdigit (c)) | |
5901 | { | |
5902 | int value = 0, digit; | |
177c0ea7 | 5903 | |
5be6c3b0 | 5904 | if (c == '0' && *s < end) |
333b20bb | 5905 | { |
5be6c3b0 | 5906 | c = *(*s)++; |
333b20bb GM |
5907 | if (c == 'x' || c == 'X') |
5908 | { | |
5be6c3b0 | 5909 | while (*s < end) |
333b20bb | 5910 | { |
5be6c3b0 | 5911 | c = *(*s)++; |
333b20bb GM |
5912 | if (isdigit (c)) |
5913 | digit = c - '0'; | |
5914 | else if (c >= 'a' && c <= 'f') | |
5915 | digit = c - 'a' + 10; | |
5916 | else if (c >= 'A' && c <= 'F') | |
5917 | digit = c - 'A' + 10; | |
5918 | else | |
5919 | break; | |
5920 | value = 16 * value + digit; | |
5921 | } | |
5922 | } | |
5923 | else if (isdigit (c)) | |
5924 | { | |
5925 | value = c - '0'; | |
5be6c3b0 GM |
5926 | while (*s < end |
5927 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
5928 | value = 8 * value + c - '0'; |
5929 | } | |
5930 | } | |
5931 | else | |
5932 | { | |
5933 | value = c - '0'; | |
5be6c3b0 GM |
5934 | while (*s < end |
5935 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
5936 | value = 10 * value + c - '0'; |
5937 | } | |
5938 | ||
5be6c3b0 GM |
5939 | if (*s < end) |
5940 | *s = *s - 1; | |
333b20bb GM |
5941 | *ival = value; |
5942 | c = XBM_TK_NUMBER; | |
5943 | } | |
5944 | else if (isalpha (c) || c == '_') | |
5945 | { | |
5946 | *sval++ = c; | |
5be6c3b0 GM |
5947 | while (*s < end |
5948 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
5949 | *sval++ = c; |
5950 | *sval = 0; | |
5be6c3b0 GM |
5951 | if (*s < end) |
5952 | *s = *s - 1; | |
333b20bb GM |
5953 | c = XBM_TK_IDENT; |
5954 | } | |
0a695da7 GM |
5955 | else if (c == '/' && **s == '*') |
5956 | { | |
5957 | /* C-style comment. */ | |
5958 | ++*s; | |
5959 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
5960 | ++*s; | |
5961 | if (**s) | |
5962 | { | |
5963 | *s += 2; | |
5964 | goto loop; | |
5965 | } | |
5966 | } | |
333b20bb GM |
5967 | |
5968 | return c; | |
5969 | } | |
5970 | ||
5971 | ||
5972 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
5973 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
5974 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
5975 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
5976 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 5977 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
5978 | |
5979 | static int | |
5be6c3b0 GM |
5980 | xbm_read_bitmap_data (contents, end, width, height, data) |
5981 | char *contents, *end; | |
333b20bb GM |
5982 | int *width, *height; |
5983 | unsigned char **data; | |
5984 | { | |
5be6c3b0 | 5985 | char *s = contents; |
333b20bb GM |
5986 | char buffer[BUFSIZ]; |
5987 | int padding_p = 0; | |
5988 | int v10 = 0; | |
5989 | int bytes_per_line, i, nbytes; | |
5990 | unsigned char *p; | |
5991 | int value; | |
5992 | int LA1; | |
5993 | ||
5994 | #define match() \ | |
5be6c3b0 | 5995 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
5996 | |
5997 | #define expect(TOKEN) \ | |
5998 | if (LA1 != (TOKEN)) \ | |
5999 | goto failure; \ | |
6000 | else \ | |
177c0ea7 | 6001 | match () |
333b20bb GM |
6002 | |
6003 | #define expect_ident(IDENT) \ | |
6004 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
6005 | match (); \ | |
6006 | else \ | |
6007 | goto failure | |
6008 | ||
333b20bb | 6009 | *width = *height = -1; |
5be6c3b0 GM |
6010 | if (data) |
6011 | *data = NULL; | |
6012 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
6013 | |
6014 | /* Parse defines for width, height and hot-spots. */ | |
6015 | while (LA1 == '#') | |
6016 | { | |
333b20bb GM |
6017 | match (); |
6018 | expect_ident ("define"); | |
6019 | expect (XBM_TK_IDENT); | |
6020 | ||
6021 | if (LA1 == XBM_TK_NUMBER); | |
6022 | { | |
6023 | char *p = strrchr (buffer, '_'); | |
6024 | p = p ? p + 1 : buffer; | |
6025 | if (strcmp (p, "width") == 0) | |
6026 | *width = value; | |
6027 | else if (strcmp (p, "height") == 0) | |
6028 | *height = value; | |
6029 | } | |
6030 | expect (XBM_TK_NUMBER); | |
6031 | } | |
6032 | ||
6033 | if (*width < 0 || *height < 0) | |
6034 | goto failure; | |
5be6c3b0 GM |
6035 | else if (data == NULL) |
6036 | goto success; | |
333b20bb GM |
6037 | |
6038 | /* Parse bits. Must start with `static'. */ | |
6039 | expect_ident ("static"); | |
6040 | if (LA1 == XBM_TK_IDENT) | |
6041 | { | |
6042 | if (strcmp (buffer, "unsigned") == 0) | |
6043 | { | |
177c0ea7 | 6044 | match (); |
333b20bb GM |
6045 | expect_ident ("char"); |
6046 | } | |
6047 | else if (strcmp (buffer, "short") == 0) | |
6048 | { | |
6049 | match (); | |
6050 | v10 = 1; | |
6051 | if (*width % 16 && *width % 16 < 9) | |
6052 | padding_p = 1; | |
6053 | } | |
6054 | else if (strcmp (buffer, "char") == 0) | |
6055 | match (); | |
6056 | else | |
6057 | goto failure; | |
6058 | } | |
177c0ea7 | 6059 | else |
333b20bb GM |
6060 | goto failure; |
6061 | ||
6062 | expect (XBM_TK_IDENT); | |
6063 | expect ('['); | |
6064 | expect (']'); | |
6065 | expect ('='); | |
6066 | expect ('{'); | |
6067 | ||
6068 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
6069 | nbytes = bytes_per_line * *height; | |
6070 | p = *data = (char *) xmalloc (nbytes); | |
6071 | ||
6072 | if (v10) | |
6073 | { | |
333b20bb GM |
6074 | for (i = 0; i < nbytes; i += 2) |
6075 | { | |
6076 | int val = value; | |
6077 | expect (XBM_TK_NUMBER); | |
6078 | ||
6079 | *p++ = val; | |
6080 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
6081 | *p++ = value >> 8; | |
177c0ea7 | 6082 | |
333b20bb GM |
6083 | if (LA1 == ',' || LA1 == '}') |
6084 | match (); | |
6085 | else | |
6086 | goto failure; | |
6087 | } | |
6088 | } | |
6089 | else | |
6090 | { | |
6091 | for (i = 0; i < nbytes; ++i) | |
6092 | { | |
6093 | int val = value; | |
6094 | expect (XBM_TK_NUMBER); | |
177c0ea7 | 6095 | |
333b20bb | 6096 | *p++ = val; |
177c0ea7 | 6097 | |
333b20bb GM |
6098 | if (LA1 == ',' || LA1 == '}') |
6099 | match (); | |
6100 | else | |
6101 | goto failure; | |
6102 | } | |
6103 | } | |
6104 | ||
5be6c3b0 | 6105 | success: |
333b20bb GM |
6106 | return 1; |
6107 | ||
6108 | failure: | |
177c0ea7 | 6109 | |
5be6c3b0 | 6110 | if (data && *data) |
333b20bb GM |
6111 | { |
6112 | xfree (*data); | |
6113 | *data = NULL; | |
6114 | } | |
6115 | return 0; | |
6116 | ||
6117 | #undef match | |
6118 | #undef expect | |
6119 | #undef expect_ident | |
6120 | } | |
6121 | ||
6122 | ||
5be6c3b0 GM |
6123 | /* Load XBM image IMG which will be displayed on frame F from buffer |
6124 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
6125 | successful. */ | |
333b20bb GM |
6126 | |
6127 | static int | |
5be6c3b0 | 6128 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
6129 | struct frame *f; |
6130 | struct image *img; | |
5be6c3b0 | 6131 | char *contents, *end; |
333b20bb GM |
6132 | { |
6133 | int rc; | |
6134 | unsigned char *data; | |
6135 | int success_p = 0; | |
177c0ea7 | 6136 | |
5be6c3b0 | 6137 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
6138 | if (rc) |
6139 | { | |
6140 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6141 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6142 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6143 | Lisp_Object value; | |
177c0ea7 | 6144 | |
333b20bb GM |
6145 | xassert (img->width > 0 && img->height > 0); |
6146 | ||
6147 | /* Get foreground and background colors, maybe allocate colors. */ | |
6148 | value = image_spec_value (img->spec, QCforeground, NULL); | |
6149 | if (!NILP (value)) | |
6150 | foreground = x_alloc_image_color (f, img, value, foreground); | |
333b20bb GM |
6151 | value = image_spec_value (img->spec, QCbackground, NULL); |
6152 | if (!NILP (value)) | |
f20a3b7a MB |
6153 | { |
6154 | background = x_alloc_image_color (f, img, value, background); | |
6155 | img->background = background; | |
6156 | img->background_valid = 1; | |
6157 | } | |
333b20bb | 6158 | |
333b20bb GM |
6159 | img->pixmap |
6160 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6161 | FRAME_X_WINDOW (f), | |
6162 | data, | |
6163 | img->width, img->height, | |
6164 | foreground, background, | |
6165 | depth); | |
6166 | xfree (data); | |
6167 | ||
dd00328a | 6168 | if (img->pixmap == None) |
333b20bb GM |
6169 | { |
6170 | x_clear_image (f, img); | |
5be6c3b0 | 6171 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
6172 | } |
6173 | else | |
6174 | success_p = 1; | |
333b20bb GM |
6175 | } |
6176 | else | |
45158a91 | 6177 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 6178 | |
333b20bb GM |
6179 | return success_p; |
6180 | } | |
6181 | ||
6182 | ||
5be6c3b0 GM |
6183 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
6184 | ||
6185 | static int | |
6186 | xbm_file_p (data) | |
6187 | Lisp_Object data; | |
6188 | { | |
6189 | int w, h; | |
6190 | return (STRINGP (data) | |
d5db4077 KR |
6191 | && xbm_read_bitmap_data (SDATA (data), |
6192 | (SDATA (data) | |
6193 | + SBYTES (data)), | |
5be6c3b0 GM |
6194 | &w, &h, NULL)); |
6195 | } | |
6196 | ||
177c0ea7 | 6197 | |
333b20bb GM |
6198 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
6199 | non-zero if successful. */ | |
6200 | ||
6201 | static int | |
6202 | xbm_load (f, img) | |
6203 | struct frame *f; | |
6204 | struct image *img; | |
6205 | { | |
6206 | int success_p = 0; | |
6207 | Lisp_Object file_name; | |
6208 | ||
6209 | xassert (xbm_image_p (img->spec)); | |
6210 | ||
6211 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
6212 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
6213 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
6214 | { |
6215 | Lisp_Object file; | |
6216 | char *contents; | |
6217 | int size; | |
6218 | struct gcpro gcpro1; | |
177c0ea7 | 6219 | |
5be6c3b0 GM |
6220 | file = x_find_image_file (file_name); |
6221 | GCPRO1 (file); | |
6222 | if (!STRINGP (file)) | |
6223 | { | |
6224 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
6225 | UNGCPRO; | |
6226 | return 0; | |
6227 | } | |
6228 | ||
d5db4077 | 6229 | contents = slurp_file (SDATA (file), &size); |
5be6c3b0 GM |
6230 | if (contents == NULL) |
6231 | { | |
6232 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
6233 | UNGCPRO; | |
6234 | return 0; | |
6235 | } | |
6236 | ||
6237 | success_p = xbm_load_image (f, img, contents, contents + size); | |
6238 | UNGCPRO; | |
6239 | } | |
333b20bb GM |
6240 | else |
6241 | { | |
6242 | struct image_keyword fmt[XBM_LAST]; | |
6243 | Lisp_Object data; | |
6244 | int depth; | |
6245 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6246 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6247 | char *bits; | |
9b207e8e | 6248 | int parsed_p; |
5be6c3b0 GM |
6249 | int in_memory_file_p = 0; |
6250 | ||
6251 | /* See if data looks like an in-memory XBM file. */ | |
6252 | data = image_spec_value (img->spec, QCdata, NULL); | |
6253 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 6254 | |
5be6c3b0 | 6255 | /* Parse the image specification. */ |
333b20bb | 6256 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 6257 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
6258 | xassert (parsed_p); |
6259 | ||
6260 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
6261 | if (!in_memory_file_p) |
6262 | { | |
6263 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
6264 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
6265 | xassert (img->width > 0 && img->height > 0); | |
6266 | } | |
333b20bb | 6267 | |
333b20bb | 6268 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
6269 | if (fmt[XBM_FOREGROUND].count |
6270 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
333b20bb GM |
6271 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
6272 | foreground); | |
6f1be3b9 GM |
6273 | if (fmt[XBM_BACKGROUND].count |
6274 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
333b20bb GM |
6275 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
6276 | background); | |
6277 | ||
5be6c3b0 | 6278 | if (in_memory_file_p) |
d5db4077 KR |
6279 | success_p = xbm_load_image (f, img, SDATA (data), |
6280 | (SDATA (data) | |
6281 | + SBYTES (data))); | |
5be6c3b0 | 6282 | else |
333b20bb | 6283 | { |
5be6c3b0 GM |
6284 | if (VECTORP (data)) |
6285 | { | |
6286 | int i; | |
6287 | char *p; | |
6288 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
177c0ea7 | 6289 | |
5be6c3b0 GM |
6290 | p = bits = (char *) alloca (nbytes * img->height); |
6291 | for (i = 0; i < img->height; ++i, p += nbytes) | |
6292 | { | |
6293 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
6294 | if (STRINGP (line)) | |
d5db4077 | 6295 | bcopy (SDATA (line), p, nbytes); |
5be6c3b0 GM |
6296 | else |
6297 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
6298 | } | |
6299 | } | |
6300 | else if (STRINGP (data)) | |
d5db4077 | 6301 | bits = SDATA (data); |
5be6c3b0 GM |
6302 | else |
6303 | bits = XBOOL_VECTOR (data)->data; | |
6304 | ||
6305 | /* Create the pixmap. */ | |
6306 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6307 | img->pixmap | |
6308 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6309 | FRAME_X_WINDOW (f), | |
6310 | bits, | |
6311 | img->width, img->height, | |
6312 | foreground, background, | |
6313 | depth); | |
6314 | if (img->pixmap) | |
6315 | success_p = 1; | |
6316 | else | |
333b20bb | 6317 | { |
5be6c3b0 GM |
6318 | image_error ("Unable to create pixmap for XBM image `%s'", |
6319 | img->spec, Qnil); | |
6320 | x_clear_image (f, img); | |
333b20bb GM |
6321 | } |
6322 | } | |
333b20bb GM |
6323 | } |
6324 | ||
6325 | return success_p; | |
6326 | } | |
177c0ea7 | 6327 | |
333b20bb GM |
6328 | |
6329 | \f | |
6330 | /*********************************************************************** | |
6331 | XPM images | |
6332 | ***********************************************************************/ | |
6333 | ||
177c0ea7 | 6334 | #if HAVE_XPM |
333b20bb GM |
6335 | |
6336 | static int xpm_image_p P_ ((Lisp_Object object)); | |
6337 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
6338 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
6339 | ||
6340 | #include "X11/xpm.h" | |
6341 | ||
6342 | /* The symbol `xpm' identifying XPM-format images. */ | |
6343 | ||
6344 | Lisp_Object Qxpm; | |
6345 | ||
6346 | /* Indices of image specification fields in xpm_format, below. */ | |
6347 | ||
6348 | enum xpm_keyword_index | |
6349 | { | |
6350 | XPM_TYPE, | |
6351 | XPM_FILE, | |
6352 | XPM_DATA, | |
6353 | XPM_ASCENT, | |
6354 | XPM_MARGIN, | |
6355 | XPM_RELIEF, | |
6356 | XPM_ALGORITHM, | |
6357 | XPM_HEURISTIC_MASK, | |
4a8e312c | 6358 | XPM_MASK, |
333b20bb | 6359 | XPM_COLOR_SYMBOLS, |
f20a3b7a | 6360 | XPM_BACKGROUND, |
333b20bb GM |
6361 | XPM_LAST |
6362 | }; | |
6363 | ||
6364 | /* Vector of image_keyword structures describing the format | |
6365 | of valid XPM image specifications. */ | |
6366 | ||
6367 | static struct image_keyword xpm_format[XPM_LAST] = | |
6368 | { | |
6369 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6370 | {":file", IMAGE_STRING_VALUE, 0}, | |
6371 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 6372 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 6373 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 6374 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 6375 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 6376 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 6377 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
6378 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6379 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
6380 | }; |
6381 | ||
6382 | /* Structure describing the image type XBM. */ | |
6383 | ||
6384 | static struct image_type xpm_type = | |
6385 | { | |
6386 | &Qxpm, | |
6387 | xpm_image_p, | |
6388 | xpm_load, | |
6389 | x_clear_image, | |
6390 | NULL | |
6391 | }; | |
6392 | ||
6393 | ||
b243755a GM |
6394 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
6395 | functions for allocating image colors. Our own functions handle | |
6396 | color allocation failures more gracefully than the ones on the XPM | |
6397 | lib. */ | |
6398 | ||
6399 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
6400 | #define ALLOC_XPM_COLORS | |
6401 | #endif | |
6402 | ||
6403 | #ifdef ALLOC_XPM_COLORS | |
6404 | ||
f72c62ad | 6405 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
6406 | static void xpm_free_color_cache P_ ((void)); |
6407 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
6408 | static int xpm_color_bucket P_ ((char *)); |
6409 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
6410 | XColor *, int)); | |
b243755a GM |
6411 | |
6412 | /* An entry in a hash table used to cache color definitions of named | |
6413 | colors. This cache is necessary to speed up XPM image loading in | |
6414 | case we do color allocations ourselves. Without it, we would need | |
6415 | a call to XParseColor per pixel in the image. */ | |
6416 | ||
6417 | struct xpm_cached_color | |
6418 | { | |
6419 | /* Next in collision chain. */ | |
6420 | struct xpm_cached_color *next; | |
6421 | ||
6422 | /* Color definition (RGB and pixel color). */ | |
6423 | XColor color; | |
6424 | ||
6425 | /* Color name. */ | |
6426 | char name[1]; | |
6427 | }; | |
6428 | ||
6429 | /* The hash table used for the color cache, and its bucket vector | |
6430 | size. */ | |
6431 | ||
6432 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
6433 | struct xpm_cached_color **xpm_color_cache; | |
6434 | ||
b243755a GM |
6435 | /* Initialize the color cache. */ |
6436 | ||
6437 | static void | |
f72c62ad GM |
6438 | xpm_init_color_cache (f, attrs) |
6439 | struct frame *f; | |
6440 | XpmAttributes *attrs; | |
b243755a GM |
6441 | { |
6442 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
6443 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
6444 | memset (xpm_color_cache, 0, nbytes); | |
6445 | init_color_table (); | |
f72c62ad GM |
6446 | |
6447 | if (attrs->valuemask & XpmColorSymbols) | |
6448 | { | |
6449 | int i; | |
6450 | XColor color; | |
177c0ea7 | 6451 | |
f72c62ad GM |
6452 | for (i = 0; i < attrs->numsymbols; ++i) |
6453 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
6454 | attrs->colorsymbols[i].value, &color)) | |
6455 | { | |
6456 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
6457 | color.blue); | |
6458 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
6459 | } | |
6460 | } | |
b243755a GM |
6461 | } |
6462 | ||
6463 | ||
6464 | /* Free the color cache. */ | |
6465 | ||
6466 | static void | |
6467 | xpm_free_color_cache () | |
6468 | { | |
6469 | struct xpm_cached_color *p, *next; | |
6470 | int i; | |
6471 | ||
6472 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
6473 | for (p = xpm_color_cache[i]; p; p = next) | |
6474 | { | |
6475 | next = p->next; | |
6476 | xfree (p); | |
6477 | } | |
6478 | ||
6479 | xfree (xpm_color_cache); | |
6480 | xpm_color_cache = NULL; | |
6481 | free_color_table (); | |
6482 | } | |
6483 | ||
6484 | ||
f72c62ad GM |
6485 | /* Return the bucket index for color named COLOR_NAME in the color |
6486 | cache. */ | |
6487 | ||
6488 | static int | |
6489 | xpm_color_bucket (color_name) | |
6490 | char *color_name; | |
6491 | { | |
6492 | unsigned h = 0; | |
6493 | char *s; | |
177c0ea7 | 6494 | |
f72c62ad GM |
6495 | for (s = color_name; *s; ++s) |
6496 | h = (h << 2) ^ *s; | |
6497 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
6498 | } | |
6499 | ||
6500 | ||
6501 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
6502 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
6503 | entry added. */ | |
6504 | ||
6505 | static struct xpm_cached_color * | |
6506 | xpm_cache_color (f, color_name, color, bucket) | |
6507 | struct frame *f; | |
6508 | char *color_name; | |
6509 | XColor *color; | |
6510 | int bucket; | |
6511 | { | |
6512 | size_t nbytes; | |
6513 | struct xpm_cached_color *p; | |
177c0ea7 | 6514 | |
f72c62ad GM |
6515 | if (bucket < 0) |
6516 | bucket = xpm_color_bucket (color_name); | |
177c0ea7 | 6517 | |
f72c62ad GM |
6518 | nbytes = sizeof *p + strlen (color_name); |
6519 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
6520 | strcpy (p->name, color_name); | |
6521 | p->color = *color; | |
6522 | p->next = xpm_color_cache[bucket]; | |
6523 | xpm_color_cache[bucket] = p; | |
6524 | return p; | |
6525 | } | |
6526 | ||
6527 | ||
b243755a GM |
6528 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
6529 | return the cached definition in *COLOR. Otherwise, make a new | |
6530 | entry in the cache and allocate the color. Value is zero if color | |
6531 | allocation failed. */ | |
6532 | ||
6533 | static int | |
6534 | xpm_lookup_color (f, color_name, color) | |
6535 | struct frame *f; | |
6536 | char *color_name; | |
6537 | XColor *color; | |
6538 | { | |
b243755a | 6539 | struct xpm_cached_color *p; |
83676598 | 6540 | int h = xpm_color_bucket (color_name); |
b243755a GM |
6541 | |
6542 | for (p = xpm_color_cache[h]; p; p = p->next) | |
6543 | if (strcmp (p->name, color_name) == 0) | |
6544 | break; | |
6545 | ||
6546 | if (p != NULL) | |
6547 | *color = p->color; | |
6548 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
6549 | color_name, color)) | |
6550 | { | |
b243755a GM |
6551 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
6552 | color->blue); | |
f72c62ad | 6553 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 6554 | } |
9b8a0941 DL |
6555 | /* You get `opaque' at least from ImageMagick converting pbm to xpm |
6556 | with transparency, and it's useful. */ | |
6557 | else if (strcmp ("opaque", color_name) == 0) | |
6558 | { | |
6559 | bzero (color, sizeof (XColor)); /* Is this necessary/correct? */ | |
6560 | color->pixel = FRAME_FOREGROUND_PIXEL (f); | |
6561 | p = xpm_cache_color (f, color_name, color, h); | |
6562 | } | |
177c0ea7 | 6563 | |
b243755a GM |
6564 | return p != NULL; |
6565 | } | |
6566 | ||
6567 | ||
6568 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
6569 | CLOSURE is a pointer to the frame on which we allocate the | |
6570 | color. Return in *COLOR the allocated color. Value is non-zero | |
6571 | if successful. */ | |
6572 | ||
6573 | static int | |
6574 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
6575 | Display *dpy; | |
6576 | Colormap cmap; | |
6577 | char *color_name; | |
6578 | XColor *color; | |
6579 | void *closure; | |
6580 | { | |
6581 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
6582 | } | |
6583 | ||
6584 | ||
6585 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
6586 | is a pointer to the frame on which we allocate the color. Value is | |
6587 | non-zero if successful. */ | |
6588 | ||
6589 | static int | |
6590 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
6591 | Display *dpy; | |
6592 | Colormap cmap; | |
6593 | Pixel *pixels; | |
6594 | int npixels; | |
6595 | void *closure; | |
6596 | { | |
6597 | return 1; | |
6598 | } | |
6599 | ||
6600 | #endif /* ALLOC_XPM_COLORS */ | |
6601 | ||
6602 | ||
333b20bb GM |
6603 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
6604 | for XPM images. Such a list must consist of conses whose car and | |
6605 | cdr are strings. */ | |
6606 | ||
6607 | static int | |
6608 | xpm_valid_color_symbols_p (color_symbols) | |
6609 | Lisp_Object color_symbols; | |
6610 | { | |
6611 | while (CONSP (color_symbols)) | |
6612 | { | |
6613 | Lisp_Object sym = XCAR (color_symbols); | |
6614 | if (!CONSP (sym) | |
6615 | || !STRINGP (XCAR (sym)) | |
6616 | || !STRINGP (XCDR (sym))) | |
6617 | break; | |
6618 | color_symbols = XCDR (color_symbols); | |
6619 | } | |
6620 | ||
6621 | return NILP (color_symbols); | |
6622 | } | |
6623 | ||
6624 | ||
6625 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
6626 | ||
6627 | static int | |
6628 | xpm_image_p (object) | |
6629 | Lisp_Object object; | |
6630 | { | |
6631 | struct image_keyword fmt[XPM_LAST]; | |
6632 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 6633 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
6634 | /* Either `:file' or `:data' must be present. */ |
6635 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
6636 | /* Either no `:color-symbols' or it's a list of conses | |
6637 | whose car and cdr are strings. */ | |
6638 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 6639 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
6640 | } |
6641 | ||
6642 | ||
6643 | /* Load image IMG which will be displayed on frame F. Value is | |
6644 | non-zero if successful. */ | |
6645 | ||
6646 | static int | |
6647 | xpm_load (f, img) | |
6648 | struct frame *f; | |
6649 | struct image *img; | |
6650 | { | |
9b207e8e | 6651 | int rc; |
333b20bb GM |
6652 | XpmAttributes attrs; |
6653 | Lisp_Object specified_file, color_symbols; | |
6654 | ||
6655 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
6656 | close colors. Return colors allocated. */ | |
6657 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
6658 | attrs.visual = FRAME_X_VISUAL (f); |
6659 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 6660 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 6661 | attrs.valuemask |= XpmColormap; |
b243755a GM |
6662 | |
6663 | #ifdef ALLOC_XPM_COLORS | |
6664 | /* Allocate colors with our own functions which handle | |
6665 | failing color allocation more gracefully. */ | |
6666 | attrs.color_closure = f; | |
6667 | attrs.alloc_color = xpm_alloc_color; | |
6668 | attrs.free_colors = xpm_free_colors; | |
6669 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
6670 | #else /* not ALLOC_XPM_COLORS */ | |
6671 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 6672 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 6673 | #ifdef XpmAllocCloseColors |
333b20bb GM |
6674 | attrs.alloc_close_colors = 1; |
6675 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 6676 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
6677 | attrs.closeness = 600; |
6678 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
6679 | #endif /* not XpmAllocCloseColors */ |
6680 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
6681 | |
6682 | /* If image specification contains symbolic color definitions, add | |
6683 | these to `attrs'. */ | |
6684 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
6685 | if (CONSP (color_symbols)) | |
6686 | { | |
6687 | Lisp_Object tail; | |
6688 | XpmColorSymbol *xpm_syms; | |
6689 | int i, size; | |
177c0ea7 | 6690 | |
333b20bb GM |
6691 | attrs.valuemask |= XpmColorSymbols; |
6692 | ||
6693 | /* Count number of symbols. */ | |
6694 | attrs.numsymbols = 0; | |
6695 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
6696 | ++attrs.numsymbols; | |
6697 | ||
6698 | /* Allocate an XpmColorSymbol array. */ | |
6699 | size = attrs.numsymbols * sizeof *xpm_syms; | |
6700 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
6701 | bzero (xpm_syms, size); | |
6702 | attrs.colorsymbols = xpm_syms; | |
6703 | ||
6704 | /* Fill the color symbol array. */ | |
6705 | for (tail = color_symbols, i = 0; | |
6706 | CONSP (tail); | |
6707 | ++i, tail = XCDR (tail)) | |
6708 | { | |
6709 | Lisp_Object name = XCAR (XCAR (tail)); | |
6710 | Lisp_Object color = XCDR (XCAR (tail)); | |
d5db4077 KR |
6711 | xpm_syms[i].name = (char *) alloca (SCHARS (name) + 1); |
6712 | strcpy (xpm_syms[i].name, SDATA (name)); | |
6713 | xpm_syms[i].value = (char *) alloca (SCHARS (color) + 1); | |
6714 | strcpy (xpm_syms[i].value, SDATA (color)); | |
333b20bb GM |
6715 | } |
6716 | } | |
6717 | ||
6718 | /* Create a pixmap for the image, either from a file, or from a | |
6719 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 6720 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 6721 | xpm_init_color_cache (f, &attrs); |
b243755a | 6722 | #endif |
177c0ea7 | 6723 | |
333b20bb GM |
6724 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
6725 | if (STRINGP (specified_file)) | |
6726 | { | |
6727 | Lisp_Object file = x_find_image_file (specified_file); | |
6728 | if (!STRINGP (file)) | |
6729 | { | |
45158a91 | 6730 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
6731 | return 0; |
6732 | } | |
177c0ea7 | 6733 | |
333b20bb | 6734 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
d5db4077 | 6735 | SDATA (file), &img->pixmap, &img->mask, |
333b20bb GM |
6736 | &attrs); |
6737 | } | |
6738 | else | |
6739 | { | |
6740 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
6741 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
d5db4077 | 6742 | SDATA (buffer), |
333b20bb GM |
6743 | &img->pixmap, &img->mask, |
6744 | &attrs); | |
6745 | } | |
333b20bb GM |
6746 | |
6747 | if (rc == XpmSuccess) | |
6748 | { | |
b243755a GM |
6749 | #ifdef ALLOC_XPM_COLORS |
6750 | img->colors = colors_in_color_table (&img->ncolors); | |
6751 | #else /* not ALLOC_XPM_COLORS */ | |
f47a9ec4 KR |
6752 | int i; |
6753 | ||
333b20bb GM |
6754 | img->ncolors = attrs.nalloc_pixels; |
6755 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
6756 | * sizeof *img->colors); | |
6757 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
6758 | { |
6759 | img->colors[i] = attrs.alloc_pixels[i]; | |
6760 | #ifdef DEBUG_X_COLORS | |
6761 | register_color (img->colors[i]); | |
6762 | #endif | |
6763 | } | |
b243755a | 6764 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
6765 | |
6766 | img->width = attrs.width; | |
6767 | img->height = attrs.height; | |
6768 | xassert (img->width > 0 && img->height > 0); | |
6769 | ||
6770 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 6771 | XpmFreeAttributes (&attrs); |
333b20bb GM |
6772 | } |
6773 | else | |
6774 | { | |
6775 | switch (rc) | |
6776 | { | |
6777 | case XpmOpenFailed: | |
6778 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
6779 | break; | |
177c0ea7 | 6780 | |
333b20bb GM |
6781 | case XpmFileInvalid: |
6782 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
6783 | break; | |
177c0ea7 | 6784 | |
333b20bb GM |
6785 | case XpmNoMemory: |
6786 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
6787 | break; | |
177c0ea7 | 6788 | |
333b20bb GM |
6789 | case XpmColorFailed: |
6790 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
6791 | break; | |
177c0ea7 | 6792 | |
333b20bb GM |
6793 | default: |
6794 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
6795 | break; | |
6796 | } | |
6797 | } | |
6798 | ||
b243755a GM |
6799 | #ifdef ALLOC_XPM_COLORS |
6800 | xpm_free_color_cache (); | |
6801 | #endif | |
333b20bb GM |
6802 | return rc == XpmSuccess; |
6803 | } | |
6804 | ||
6805 | #endif /* HAVE_XPM != 0 */ | |
6806 | ||
6807 | \f | |
6808 | /*********************************************************************** | |
6809 | Color table | |
6810 | ***********************************************************************/ | |
6811 | ||
6812 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
6813 | ||
6814 | struct ct_color | |
6815 | { | |
6816 | int r, g, b; | |
6817 | unsigned long pixel; | |
6818 | ||
6819 | /* Next in color table collision list. */ | |
6820 | struct ct_color *next; | |
6821 | }; | |
6822 | ||
6823 | /* The bucket vector size to use. Must be prime. */ | |
6824 | ||
6825 | #define CT_SIZE 101 | |
6826 | ||
6827 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
6828 | ||
6829 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
6830 | ||
6831 | /* The color hash table. */ | |
6832 | ||
6833 | struct ct_color **ct_table; | |
6834 | ||
6835 | /* Number of entries in the color table. */ | |
6836 | ||
6837 | int ct_colors_allocated; | |
6838 | ||
333b20bb GM |
6839 | /* Initialize the color table. */ |
6840 | ||
6841 | static void | |
6842 | init_color_table () | |
6843 | { | |
6844 | int size = CT_SIZE * sizeof (*ct_table); | |
6845 | ct_table = (struct ct_color **) xmalloc (size); | |
6846 | bzero (ct_table, size); | |
6847 | ct_colors_allocated = 0; | |
6848 | } | |
6849 | ||
6850 | ||
6851 | /* Free memory associated with the color table. */ | |
6852 | ||
6853 | static void | |
6854 | free_color_table () | |
6855 | { | |
6856 | int i; | |
6857 | struct ct_color *p, *next; | |
6858 | ||
6859 | for (i = 0; i < CT_SIZE; ++i) | |
6860 | for (p = ct_table[i]; p; p = next) | |
6861 | { | |
6862 | next = p->next; | |
6863 | xfree (p); | |
6864 | } | |
6865 | ||
6866 | xfree (ct_table); | |
6867 | ct_table = NULL; | |
6868 | } | |
6869 | ||
6870 | ||
6871 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
6872 | entry for that color already is in the color table, return the | |
6873 | pixel color of that entry. Otherwise, allocate a new color for R, | |
6874 | G, B, and make an entry in the color table. */ | |
6875 | ||
6876 | static unsigned long | |
6877 | lookup_rgb_color (f, r, g, b) | |
6878 | struct frame *f; | |
6879 | int r, g, b; | |
6880 | { | |
6881 | unsigned hash = CT_HASH_RGB (r, g, b); | |
6882 | int i = hash % CT_SIZE; | |
6883 | struct ct_color *p; | |
9d35adc7 | 6884 | struct x_display_info *dpyinfo; |
333b20bb | 6885 | |
e019878d GM |
6886 | /* Handle TrueColor visuals specially, which improves performance by |
6887 | two orders of magnitude. Freeing colors on TrueColor visuals is | |
6888 | a nop, and pixel colors specify RGB values directly. See also | |
6889 | the Xlib spec, chapter 3.1. */ | |
9d35adc7 JD |
6890 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
6891 | if (dpyinfo->red_bits > 0) | |
e019878d | 6892 | { |
e019878d GM |
6893 | unsigned long pr, pg, pb; |
6894 | ||
6895 | /* Apply gamma-correction like normal color allocation does. */ | |
6896 | if (f->gamma) | |
6897 | { | |
6898 | XColor color; | |
6899 | color.red = r, color.green = g, color.blue = b; | |
6900 | gamma_correct (f, &color); | |
6901 | r = color.red, g = color.green, b = color.blue; | |
6902 | } | |
6903 | ||
6904 | /* Scale down RGB values to the visual's bits per RGB, and shift | |
6905 | them to the right position in the pixel color. Note that the | |
6906 | original RGB values are 16-bit values, as usual in X. */ | |
9d35adc7 JD |
6907 | pr = (r >> (16 - dpyinfo->red_bits)) << dpyinfo->red_offset; |
6908 | pg = (g >> (16 - dpyinfo->green_bits)) << dpyinfo->green_offset; | |
6909 | pb = (b >> (16 - dpyinfo->blue_bits)) << dpyinfo->blue_offset; | |
e019878d GM |
6910 | |
6911 | /* Assemble the pixel color. */ | |
6912 | return pr | pg | pb; | |
6913 | } | |
6914 | ||
333b20bb GM |
6915 | for (p = ct_table[i]; p; p = p->next) |
6916 | if (p->r == r && p->g == g && p->b == b) | |
6917 | break; | |
6918 | ||
6919 | if (p == NULL) | |
6920 | { | |
6921 | XColor color; | |
6922 | Colormap cmap; | |
6923 | int rc; | |
6924 | ||
6925 | color.red = r; | |
6926 | color.green = g; | |
6927 | color.blue = b; | |
177c0ea7 | 6928 | |
9b2956e2 | 6929 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 6930 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
6931 | |
6932 | if (rc) | |
6933 | { | |
6934 | ++ct_colors_allocated; | |
177c0ea7 | 6935 | |
333b20bb GM |
6936 | p = (struct ct_color *) xmalloc (sizeof *p); |
6937 | p->r = r; | |
6938 | p->g = g; | |
6939 | p->b = b; | |
6940 | p->pixel = color.pixel; | |
6941 | p->next = ct_table[i]; | |
6942 | ct_table[i] = p; | |
6943 | } | |
6944 | else | |
6945 | return FRAME_FOREGROUND_PIXEL (f); | |
6946 | } | |
6947 | ||
6948 | return p->pixel; | |
6949 | } | |
6950 | ||
6951 | ||
6952 | /* Look up pixel color PIXEL which is used on frame F in the color | |
6953 | table. If not already present, allocate it. Value is PIXEL. */ | |
6954 | ||
6955 | static unsigned long | |
6956 | lookup_pixel_color (f, pixel) | |
6957 | struct frame *f; | |
6958 | unsigned long pixel; | |
6959 | { | |
6960 | int i = pixel % CT_SIZE; | |
6961 | struct ct_color *p; | |
6962 | ||
6963 | for (p = ct_table[i]; p; p = p->next) | |
6964 | if (p->pixel == pixel) | |
6965 | break; | |
6966 | ||
6967 | if (p == NULL) | |
6968 | { | |
6969 | XColor color; | |
6970 | Colormap cmap; | |
6971 | int rc; | |
6972 | ||
9b2956e2 | 6973 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 6974 | color.pixel = pixel; |
a31fedb7 | 6975 | x_query_color (f, &color); |
d62c8769 | 6976 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
6977 | |
6978 | if (rc) | |
6979 | { | |
6980 | ++ct_colors_allocated; | |
177c0ea7 | 6981 | |
333b20bb GM |
6982 | p = (struct ct_color *) xmalloc (sizeof *p); |
6983 | p->r = color.red; | |
6984 | p->g = color.green; | |
6985 | p->b = color.blue; | |
6986 | p->pixel = pixel; | |
6987 | p->next = ct_table[i]; | |
6988 | ct_table[i] = p; | |
6989 | } | |
6990 | else | |
6991 | return FRAME_FOREGROUND_PIXEL (f); | |
6992 | } | |
177c0ea7 | 6993 | |
333b20bb GM |
6994 | return p->pixel; |
6995 | } | |
6996 | ||
6997 | ||
6998 | /* Value is a vector of all pixel colors contained in the color table, | |
6999 | allocated via xmalloc. Set *N to the number of colors. */ | |
7000 | ||
7001 | static unsigned long * | |
7002 | colors_in_color_table (n) | |
7003 | int *n; | |
7004 | { | |
7005 | int i, j; | |
7006 | struct ct_color *p; | |
7007 | unsigned long *colors; | |
7008 | ||
7009 | if (ct_colors_allocated == 0) | |
7010 | { | |
7011 | *n = 0; | |
7012 | colors = NULL; | |
7013 | } | |
7014 | else | |
7015 | { | |
7016 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
7017 | * sizeof *colors); | |
7018 | *n = ct_colors_allocated; | |
177c0ea7 | 7019 | |
333b20bb GM |
7020 | for (i = j = 0; i < CT_SIZE; ++i) |
7021 | for (p = ct_table[i]; p; p = p->next) | |
7022 | colors[j++] = p->pixel; | |
7023 | } | |
7024 | ||
7025 | return colors; | |
7026 | } | |
7027 | ||
7028 | ||
7029 | \f | |
7030 | /*********************************************************************** | |
7031 | Algorithms | |
7032 | ***********************************************************************/ | |
7033 | ||
4a8e312c GM |
7034 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
7035 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
7036 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
7037 | ||
d2dc8167 | 7038 | /* Non-zero means draw a cross on images having `:conversion |
14819cb3 GM |
7039 | disabled'. */ |
7040 | ||
7041 | int cross_disabled_images; | |
7042 | ||
4a8e312c GM |
7043 | /* Edge detection matrices for different edge-detection |
7044 | strategies. */ | |
7045 | ||
7046 | static int emboss_matrix[9] = { | |
7047 | /* x - 1 x x + 1 */ | |
7048 | 2, -1, 0, /* y - 1 */ | |
7049 | -1, 0, 1, /* y */ | |
7050 | 0, 1, -2 /* y + 1 */ | |
7051 | }; | |
333b20bb | 7052 | |
4a8e312c GM |
7053 | static int laplace_matrix[9] = { |
7054 | /* x - 1 x x + 1 */ | |
7055 | 1, 0, 0, /* y - 1 */ | |
7056 | 0, 0, 0, /* y */ | |
7057 | 0, 0, -1 /* y + 1 */ | |
7058 | }; | |
333b20bb | 7059 | |
14819cb3 GM |
7060 | /* Value is the intensity of the color whose red/green/blue values |
7061 | are R, G, and B. */ | |
7062 | ||
7063 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
7064 | ||
333b20bb | 7065 | |
4a8e312c GM |
7066 | /* On frame F, return an array of XColor structures describing image |
7067 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
7068 | non-zero means also fill the red/green/blue members of the XColor | |
7069 | structures. Value is a pointer to the array of XColors structures, | |
7070 | allocated with xmalloc; it must be freed by the caller. */ | |
7071 | ||
7072 | static XColor * | |
7073 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 7074 | struct frame *f; |
4a8e312c GM |
7075 | struct image *img; |
7076 | int rgb_p; | |
333b20bb | 7077 | { |
4a8e312c GM |
7078 | int x, y; |
7079 | XColor *colors, *p; | |
7080 | XImage *ximg; | |
333b20bb | 7081 | |
4a8e312c GM |
7082 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
7083 | ||
7084 | /* Get the X image IMG->pixmap. */ | |
7085 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
7086 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 7087 | |
4a8e312c GM |
7088 | /* Fill the `pixel' members of the XColor array. I wished there |
7089 | were an easy and portable way to circumvent XGetPixel. */ | |
7090 | p = colors; | |
7091 | for (y = 0; y < img->height; ++y) | |
7092 | { | |
7093 | XColor *row = p; | |
177c0ea7 | 7094 | |
4a8e312c GM |
7095 | for (x = 0; x < img->width; ++x, ++p) |
7096 | p->pixel = XGetPixel (ximg, x, y); | |
7097 | ||
7098 | if (rgb_p) | |
a31fedb7 | 7099 | x_query_colors (f, row, img->width); |
4a8e312c GM |
7100 | } |
7101 | ||
7102 | XDestroyImage (ximg); | |
4a8e312c | 7103 | return colors; |
333b20bb GM |
7104 | } |
7105 | ||
7106 | ||
4a8e312c GM |
7107 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
7108 | RGB members are set. F is the frame on which this all happens. | |
7109 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
7110 | |
7111 | static void | |
4a8e312c | 7112 | x_from_xcolors (f, img, colors) |
333b20bb | 7113 | struct frame *f; |
4a8e312c GM |
7114 | struct image *img; |
7115 | XColor *colors; | |
333b20bb | 7116 | { |
4a8e312c GM |
7117 | int x, y; |
7118 | XImage *oimg; | |
7119 | Pixmap pixmap; | |
7120 | XColor *p; | |
177c0ea7 | 7121 | |
4a8e312c | 7122 | init_color_table (); |
177c0ea7 | 7123 | |
4a8e312c GM |
7124 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
7125 | &oimg, &pixmap); | |
7126 | p = colors; | |
7127 | for (y = 0; y < img->height; ++y) | |
7128 | for (x = 0; x < img->width; ++x, ++p) | |
7129 | { | |
7130 | unsigned long pixel; | |
7131 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
7132 | XPutPixel (oimg, x, y, pixel); | |
7133 | } | |
7134 | ||
7135 | xfree (colors); | |
dd00328a | 7136 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
7137 | |
7138 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
7139 | x_destroy_x_image (oimg); | |
7140 | img->pixmap = pixmap; | |
7141 | img->colors = colors_in_color_table (&img->ncolors); | |
7142 | free_color_table (); | |
333b20bb GM |
7143 | } |
7144 | ||
7145 | ||
4a8e312c GM |
7146 | /* On frame F, perform edge-detection on image IMG. |
7147 | ||
7148 | MATRIX is a nine-element array specifying the transformation | |
7149 | matrix. See emboss_matrix for an example. | |
177c0ea7 | 7150 | |
4a8e312c GM |
7151 | COLOR_ADJUST is a color adjustment added to each pixel of the |
7152 | outgoing image. */ | |
333b20bb GM |
7153 | |
7154 | static void | |
4a8e312c | 7155 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
7156 | struct frame *f; |
7157 | struct image *img; | |
4a8e312c | 7158 | int matrix[9], color_adjust; |
333b20bb | 7159 | { |
4a8e312c GM |
7160 | XColor *colors = x_to_xcolors (f, img, 1); |
7161 | XColor *new, *p; | |
7162 | int x, y, i, sum; | |
333b20bb | 7163 | |
4a8e312c GM |
7164 | for (i = sum = 0; i < 9; ++i) |
7165 | sum += abs (matrix[i]); | |
333b20bb | 7166 | |
4a8e312c | 7167 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 7168 | |
4a8e312c | 7169 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 7170 | |
4a8e312c GM |
7171 | for (y = 0; y < img->height; ++y) |
7172 | { | |
7173 | p = COLOR (new, 0, y); | |
7174 | p->red = p->green = p->blue = 0xffff/2; | |
7175 | p = COLOR (new, img->width - 1, y); | |
7176 | p->red = p->green = p->blue = 0xffff/2; | |
7177 | } | |
177c0ea7 | 7178 | |
4a8e312c GM |
7179 | for (x = 1; x < img->width - 1; ++x) |
7180 | { | |
7181 | p = COLOR (new, x, 0); | |
7182 | p->red = p->green = p->blue = 0xffff/2; | |
7183 | p = COLOR (new, x, img->height - 1); | |
7184 | p->red = p->green = p->blue = 0xffff/2; | |
7185 | } | |
333b20bb | 7186 | |
4a8e312c | 7187 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 7188 | { |
4a8e312c | 7189 | p = COLOR (new, 1, y); |
177c0ea7 | 7190 | |
4a8e312c GM |
7191 | for (x = 1; x < img->width - 1; ++x, ++p) |
7192 | { | |
14819cb3 | 7193 | int r, g, b, y1, x1; |
4a8e312c GM |
7194 | |
7195 | r = g = b = i = 0; | |
7196 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
7197 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
7198 | if (matrix[i]) | |
7199 | { | |
7200 | XColor *t = COLOR (colors, x1, y1); | |
7201 | r += matrix[i] * t->red; | |
7202 | g += matrix[i] * t->green; | |
7203 | b += matrix[i] * t->blue; | |
7204 | } | |
333b20bb | 7205 | |
4a8e312c GM |
7206 | r = (r / sum + color_adjust) & 0xffff; |
7207 | g = (g / sum + color_adjust) & 0xffff; | |
7208 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 7209 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 7210 | } |
333b20bb GM |
7211 | } |
7212 | ||
4a8e312c GM |
7213 | xfree (colors); |
7214 | x_from_xcolors (f, img, new); | |
333b20bb | 7215 | |
4a8e312c GM |
7216 | #undef COLOR |
7217 | } | |
7218 | ||
7219 | ||
7220 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
7221 | on frame F. */ | |
7222 | ||
7223 | static void | |
7224 | x_emboss (f, img) | |
7225 | struct frame *f; | |
7226 | struct image *img; | |
7227 | { | |
7228 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
7229 | } | |
7230 | ||
7231 | ||
7232 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
7233 | on frame F. */ | |
7234 | ||
7235 | static void | |
7236 | x_laplace (f, img) | |
7237 | struct frame *f; | |
7238 | struct image *img; | |
7239 | { | |
7240 | x_detect_edges (f, img, laplace_matrix, 45000); | |
7241 | } | |
7242 | ||
7243 | ||
7244 | /* Perform edge-detection on image IMG on frame F, with specified | |
7245 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
7246 | ||
7247 | MATRIX must be either | |
7248 | ||
7249 | - a list of at least 9 numbers in row-major form | |
7250 | - a vector of at least 9 numbers | |
7251 | ||
7252 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
7253 | number. */ | |
7254 | ||
7255 | static void | |
7256 | x_edge_detection (f, img, matrix, color_adjust) | |
7257 | struct frame *f; | |
7258 | struct image *img; | |
7259 | Lisp_Object matrix, color_adjust; | |
7260 | { | |
7261 | int i = 0; | |
7262 | int trans[9]; | |
177c0ea7 | 7263 | |
4a8e312c GM |
7264 | if (CONSP (matrix)) |
7265 | { | |
7266 | for (i = 0; | |
7267 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
7268 | ++i, matrix = XCDR (matrix)) | |
7269 | trans[i] = XFLOATINT (XCAR (matrix)); | |
7270 | } | |
7271 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
7272 | { | |
7273 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
7274 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
7275 | } | |
333b20bb | 7276 | |
4a8e312c GM |
7277 | if (NILP (color_adjust)) |
7278 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 7279 | |
4a8e312c GM |
7280 | if (i == 9 && NUMBERP (color_adjust)) |
7281 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
7282 | } |
7283 | ||
7284 | ||
14819cb3 GM |
7285 | /* Transform image IMG on frame F so that it looks disabled. */ |
7286 | ||
7287 | static void | |
7288 | x_disable_image (f, img) | |
7289 | struct frame *f; | |
7290 | struct image *img; | |
7291 | { | |
7292 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 7293 | |
14819cb3 GM |
7294 | if (dpyinfo->n_planes >= 2) |
7295 | { | |
7296 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
7297 | drawing such images with a stipple can look very odd, so | |
7298 | we're using this method instead. */ | |
7299 | XColor *colors = x_to_xcolors (f, img, 1); | |
7300 | XColor *p, *end; | |
7301 | const int h = 15000; | |
7302 | const int l = 30000; | |
7303 | ||
7304 | for (p = colors, end = colors + img->width * img->height; | |
7305 | p < end; | |
7306 | ++p) | |
7307 | { | |
7308 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
7309 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
7310 | p->red = p->green = p->blue = i2; | |
7311 | } | |
7312 | ||
7313 | x_from_xcolors (f, img, colors); | |
7314 | } | |
7315 | ||
7316 | /* Draw a cross over the disabled image, if we must or if we | |
7317 | should. */ | |
7318 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
7319 | { | |
7320 | Display *dpy = FRAME_X_DISPLAY (f); | |
7321 | GC gc; | |
7322 | ||
14819cb3 GM |
7323 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
7324 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
7325 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
7326 | img->width - 1, img->height - 1); | |
7327 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
7328 | img->width - 1, 0); | |
7329 | XFreeGC (dpy, gc); | |
7330 | ||
7331 | if (img->mask) | |
7332 | { | |
7333 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
7334 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
7335 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
7336 | img->width - 1, img->height - 1); | |
7337 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
7338 | img->width - 1, 0); | |
7339 | XFreeGC (dpy, gc); | |
7340 | } | |
14819cb3 GM |
7341 | } |
7342 | } | |
7343 | ||
7344 | ||
333b20bb GM |
7345 | /* Build a mask for image IMG which is used on frame F. FILE is the |
7346 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
7347 | determine the background color of IMG. If it is a list '(R G B)', |
7348 | with R, G, and B being integers >= 0, take that as the color of the | |
7349 | background. Otherwise, determine the background color of IMG | |
7350 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
7351 | |
7352 | static int | |
45158a91 | 7353 | x_build_heuristic_mask (f, img, how) |
333b20bb | 7354 | struct frame *f; |
333b20bb GM |
7355 | struct image *img; |
7356 | Lisp_Object how; | |
7357 | { | |
7358 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 7359 | XImage *ximg, *mask_img; |
f20a3b7a | 7360 | int x, y, rc, use_img_background; |
8ec8a5ec | 7361 | unsigned long bg = 0; |
333b20bb | 7362 | |
4a8e312c GM |
7363 | if (img->mask) |
7364 | { | |
7365 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 7366 | img->mask = None; |
f20a3b7a | 7367 | img->background_transparent_valid = 0; |
4a8e312c | 7368 | } |
dd00328a | 7369 | |
333b20bb | 7370 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 7371 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
7372 | &mask_img, &img->mask); |
7373 | if (!rc) | |
28c7826c | 7374 | return 0; |
333b20bb GM |
7375 | |
7376 | /* Get the X image of IMG->pixmap. */ | |
7377 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
7378 | ~0, ZPixmap); | |
7379 | ||
fcf431dc | 7380 | /* Determine the background color of ximg. If HOW is `(R G B)' |
f20a3b7a MB |
7381 | take that as color. Otherwise, use the image's background color. */ |
7382 | use_img_background = 1; | |
177c0ea7 | 7383 | |
fcf431dc GM |
7384 | if (CONSP (how)) |
7385 | { | |
cac1daf0 | 7386 | int rgb[3], i; |
fcf431dc | 7387 | |
cac1daf0 | 7388 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
fcf431dc GM |
7389 | { |
7390 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
7391 | how = XCDR (how); | |
7392 | } | |
7393 | ||
7394 | if (i == 3 && NILP (how)) | |
7395 | { | |
7396 | char color_name[30]; | |
fcf431dc | 7397 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
053b3256 GM |
7398 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
7399 | use_img_background = 0; | |
fcf431dc GM |
7400 | } |
7401 | } | |
177c0ea7 | 7402 | |
f20a3b7a | 7403 | if (use_img_background) |
43f7c3ea | 7404 | bg = four_corners_best (ximg, img->width, img->height); |
333b20bb GM |
7405 | |
7406 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
7407 | from the background color bg. */ | |
7408 | for (y = 0; y < img->height; ++y) | |
7409 | for (x = 0; x < img->width; ++x) | |
7410 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
7411 | ||
f20a3b7a MB |
7412 | /* Fill in the background_transparent field while we have the mask handy. */ |
7413 | image_background_transparent (img, f, mask_img); | |
7414 | ||
333b20bb GM |
7415 | /* Put mask_img into img->mask. */ |
7416 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
7417 | x_destroy_x_image (mask_img); | |
7418 | XDestroyImage (ximg); | |
177c0ea7 | 7419 | |
333b20bb GM |
7420 | return 1; |
7421 | } | |
7422 | ||
7423 | ||
7424 | \f | |
7425 | /*********************************************************************** | |
7426 | PBM (mono, gray, color) | |
7427 | ***********************************************************************/ | |
7428 | ||
7429 | static int pbm_image_p P_ ((Lisp_Object object)); | |
7430 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 7431 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
7432 | |
7433 | /* The symbol `pbm' identifying images of this type. */ | |
7434 | ||
7435 | Lisp_Object Qpbm; | |
7436 | ||
7437 | /* Indices of image specification fields in gs_format, below. */ | |
7438 | ||
7439 | enum pbm_keyword_index | |
7440 | { | |
7441 | PBM_TYPE, | |
7442 | PBM_FILE, | |
63cec32f | 7443 | PBM_DATA, |
333b20bb GM |
7444 | PBM_ASCENT, |
7445 | PBM_MARGIN, | |
7446 | PBM_RELIEF, | |
7447 | PBM_ALGORITHM, | |
7448 | PBM_HEURISTIC_MASK, | |
4a8e312c | 7449 | PBM_MASK, |
be0b1fac GM |
7450 | PBM_FOREGROUND, |
7451 | PBM_BACKGROUND, | |
333b20bb GM |
7452 | PBM_LAST |
7453 | }; | |
7454 | ||
7455 | /* Vector of image_keyword structures describing the format | |
7456 | of valid user-defined image specifications. */ | |
7457 | ||
7458 | static struct image_keyword pbm_format[PBM_LAST] = | |
7459 | { | |
7460 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
7461 | {":file", IMAGE_STRING_VALUE, 0}, |
7462 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7463 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7464 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7465 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7466 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7467 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
be0b1fac | 7468 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6f1be3b9 GM |
7469 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
7470 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
7471 | }; |
7472 | ||
7473 | /* Structure describing the image type `pbm'. */ | |
7474 | ||
7475 | static struct image_type pbm_type = | |
7476 | { | |
7477 | &Qpbm, | |
7478 | pbm_image_p, | |
7479 | pbm_load, | |
7480 | x_clear_image, | |
7481 | NULL | |
7482 | }; | |
7483 | ||
7484 | ||
7485 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
7486 | ||
7487 | static int | |
7488 | pbm_image_p (object) | |
7489 | Lisp_Object object; | |
7490 | { | |
7491 | struct image_keyword fmt[PBM_LAST]; | |
177c0ea7 | 7492 | |
333b20bb | 7493 | bcopy (pbm_format, fmt, sizeof fmt); |
177c0ea7 | 7494 | |
7c7ff7f5 | 7495 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 7496 | return 0; |
63cec32f GM |
7497 | |
7498 | /* Must specify either :data or :file. */ | |
7499 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
7500 | } |
7501 | ||
7502 | ||
63cec32f GM |
7503 | /* Scan a decimal number from *S and return it. Advance *S while |
7504 | reading the number. END is the end of the string. Value is -1 at | |
7505 | end of input. */ | |
333b20bb GM |
7506 | |
7507 | static int | |
63cec32f GM |
7508 | pbm_scan_number (s, end) |
7509 | unsigned char **s, *end; | |
333b20bb | 7510 | { |
8ec8a5ec | 7511 | int c = 0, val = -1; |
333b20bb | 7512 | |
63cec32f | 7513 | while (*s < end) |
333b20bb GM |
7514 | { |
7515 | /* Skip white-space. */ | |
63cec32f | 7516 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
7517 | ; |
7518 | ||
7519 | if (c == '#') | |
7520 | { | |
7521 | /* Skip comment to end of line. */ | |
63cec32f | 7522 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
7523 | ; |
7524 | } | |
7525 | else if (isdigit (c)) | |
7526 | { | |
7527 | /* Read decimal number. */ | |
7528 | val = c - '0'; | |
63cec32f | 7529 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
7530 | val = 10 * val + c - '0'; |
7531 | break; | |
7532 | } | |
7533 | else | |
7534 | break; | |
7535 | } | |
7536 | ||
7537 | return val; | |
7538 | } | |
7539 | ||
7540 | ||
7541 | /* Load PBM image IMG for use on frame F. */ | |
7542 | ||
177c0ea7 | 7543 | static int |
333b20bb GM |
7544 | pbm_load (f, img) |
7545 | struct frame *f; | |
7546 | struct image *img; | |
7547 | { | |
333b20bb | 7548 | int raw_p, x, y; |
b6d7acec | 7549 | int width, height, max_color_idx = 0; |
333b20bb GM |
7550 | XImage *ximg; |
7551 | Lisp_Object file, specified_file; | |
7552 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
7553 | struct gcpro gcpro1; | |
63cec32f GM |
7554 | unsigned char *contents = NULL; |
7555 | unsigned char *end, *p; | |
7556 | int size; | |
333b20bb GM |
7557 | |
7558 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 7559 | file = Qnil; |
333b20bb | 7560 | GCPRO1 (file); |
333b20bb | 7561 | |
63cec32f | 7562 | if (STRINGP (specified_file)) |
333b20bb | 7563 | { |
63cec32f GM |
7564 | file = x_find_image_file (specified_file); |
7565 | if (!STRINGP (file)) | |
7566 | { | |
7567 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
7568 | UNGCPRO; | |
7569 | return 0; | |
7570 | } | |
333b20bb | 7571 | |
d5db4077 | 7572 | contents = slurp_file (SDATA (file), &size); |
63cec32f GM |
7573 | if (contents == NULL) |
7574 | { | |
7575 | image_error ("Error reading `%s'", file, Qnil); | |
7576 | UNGCPRO; | |
7577 | return 0; | |
7578 | } | |
7579 | ||
7580 | p = contents; | |
7581 | end = contents + size; | |
7582 | } | |
7583 | else | |
333b20bb | 7584 | { |
63cec32f GM |
7585 | Lisp_Object data; |
7586 | data = image_spec_value (img->spec, QCdata, NULL); | |
d5db4077 KR |
7587 | p = SDATA (data); |
7588 | end = p + SBYTES (data); | |
333b20bb GM |
7589 | } |
7590 | ||
63cec32f GM |
7591 | /* Check magic number. */ |
7592 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 7593 | { |
45158a91 | 7594 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
7595 | error: |
7596 | xfree (contents); | |
333b20bb GM |
7597 | UNGCPRO; |
7598 | return 0; | |
7599 | } | |
7600 | ||
63cec32f | 7601 | switch (*p++) |
333b20bb GM |
7602 | { |
7603 | case '1': | |
7604 | raw_p = 0, type = PBM_MONO; | |
7605 | break; | |
177c0ea7 | 7606 | |
333b20bb GM |
7607 | case '2': |
7608 | raw_p = 0, type = PBM_GRAY; | |
7609 | break; | |
7610 | ||
7611 | case '3': | |
7612 | raw_p = 0, type = PBM_COLOR; | |
7613 | break; | |
7614 | ||
7615 | case '4': | |
7616 | raw_p = 1, type = PBM_MONO; | |
7617 | break; | |
177c0ea7 | 7618 | |
333b20bb GM |
7619 | case '5': |
7620 | raw_p = 1, type = PBM_GRAY; | |
7621 | break; | |
177c0ea7 | 7622 | |
333b20bb GM |
7623 | case '6': |
7624 | raw_p = 1, type = PBM_COLOR; | |
7625 | break; | |
7626 | ||
7627 | default: | |
45158a91 | 7628 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 7629 | goto error; |
333b20bb GM |
7630 | } |
7631 | ||
7632 | /* Read width, height, maximum color-component. Characters | |
7633 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
7634 | width = pbm_scan_number (&p, end); |
7635 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
7636 | |
7637 | if (type != PBM_MONO) | |
7638 | { | |
63cec32f | 7639 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
7640 | if (raw_p && max_color_idx > 255) |
7641 | max_color_idx = 255; | |
7642 | } | |
177c0ea7 | 7643 | |
63cec32f GM |
7644 | if (width < 0 |
7645 | || height < 0 | |
333b20bb | 7646 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 7647 | goto error; |
333b20bb | 7648 | |
45158a91 | 7649 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 7650 | &ximg, &img->pixmap)) |
28c7826c | 7651 | goto error; |
177c0ea7 | 7652 | |
333b20bb GM |
7653 | /* Initialize the color hash table. */ |
7654 | init_color_table (); | |
7655 | ||
7656 | if (type == PBM_MONO) | |
7657 | { | |
7658 | int c = 0, g; | |
be0b1fac GM |
7659 | struct image_keyword fmt[PBM_LAST]; |
7660 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
7661 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
7662 | ||
7663 | /* Parse the image specification. */ | |
7664 | bcopy (pbm_format, fmt, sizeof fmt); | |
7665 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
177c0ea7 | 7666 | |
be0b1fac | 7667 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
7668 | if (fmt[PBM_FOREGROUND].count |
7669 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
be0b1fac | 7670 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); |
6f1be3b9 GM |
7671 | if (fmt[PBM_BACKGROUND].count |
7672 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
f20a3b7a MB |
7673 | { |
7674 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
7675 | img->background = bg; | |
7676 | img->background_valid = 1; | |
7677 | } | |
177c0ea7 | 7678 | |
333b20bb GM |
7679 | for (y = 0; y < height; ++y) |
7680 | for (x = 0; x < width; ++x) | |
7681 | { | |
7682 | if (raw_p) | |
7683 | { | |
7684 | if ((x & 7) == 0) | |
63cec32f | 7685 | c = *p++; |
333b20bb GM |
7686 | g = c & 0x80; |
7687 | c <<= 1; | |
7688 | } | |
7689 | else | |
63cec32f | 7690 | g = pbm_scan_number (&p, end); |
333b20bb | 7691 | |
be0b1fac | 7692 | XPutPixel (ximg, x, y, g ? fg : bg); |
333b20bb GM |
7693 | } |
7694 | } | |
7695 | else | |
7696 | { | |
7697 | for (y = 0; y < height; ++y) | |
7698 | for (x = 0; x < width; ++x) | |
7699 | { | |
7700 | int r, g, b; | |
177c0ea7 | 7701 | |
333b20bb | 7702 | if (type == PBM_GRAY) |
63cec32f | 7703 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
7704 | else if (raw_p) |
7705 | { | |
63cec32f GM |
7706 | r = *p++; |
7707 | g = *p++; | |
7708 | b = *p++; | |
333b20bb GM |
7709 | } |
7710 | else | |
7711 | { | |
63cec32f GM |
7712 | r = pbm_scan_number (&p, end); |
7713 | g = pbm_scan_number (&p, end); | |
7714 | b = pbm_scan_number (&p, end); | |
333b20bb | 7715 | } |
177c0ea7 | 7716 | |
333b20bb GM |
7717 | if (r < 0 || g < 0 || b < 0) |
7718 | { | |
333b20bb GM |
7719 | xfree (ximg->data); |
7720 | ximg->data = NULL; | |
7721 | XDestroyImage (ximg); | |
45158a91 GM |
7722 | image_error ("Invalid pixel value in image `%s'", |
7723 | img->spec, Qnil); | |
63cec32f | 7724 | goto error; |
333b20bb | 7725 | } |
177c0ea7 | 7726 | |
333b20bb GM |
7727 | /* RGB values are now in the range 0..max_color_idx. |
7728 | Scale this to the range 0..0xffff supported by X. */ | |
7729 | r = (double) r * 65535 / max_color_idx; | |
7730 | g = (double) g * 65535 / max_color_idx; | |
7731 | b = (double) b * 65535 / max_color_idx; | |
7732 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
7733 | } | |
7734 | } | |
177c0ea7 | 7735 | |
333b20bb GM |
7736 | /* Store in IMG->colors the colors allocated for the image, and |
7737 | free the color table. */ | |
7738 | img->colors = colors_in_color_table (&img->ncolors); | |
7739 | free_color_table (); | |
f20a3b7a MB |
7740 | |
7741 | /* Maybe fill in the background field while we have ximg handy. */ | |
7742 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
7743 | IMAGE_BACKGROUND (img, f, ximg); | |
177c0ea7 | 7744 | |
333b20bb GM |
7745 | /* Put the image into a pixmap. */ |
7746 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
7747 | x_destroy_x_image (ximg); | |
177c0ea7 | 7748 | |
333b20bb GM |
7749 | img->width = width; |
7750 | img->height = height; | |
7751 | ||
7752 | UNGCPRO; | |
63cec32f | 7753 | xfree (contents); |
333b20bb GM |
7754 | return 1; |
7755 | } | |
7756 | ||
7757 | ||
7758 | \f | |
7759 | /*********************************************************************** | |
7760 | PNG | |
7761 | ***********************************************************************/ | |
7762 | ||
7763 | #if HAVE_PNG | |
7764 | ||
d2398db3 SM |
7765 | #if defined HAVE_LIBPNG_PNG_H |
7766 | # include <libpng/png.h> | |
34e8c597 | 7767 | #else |
d2398db3 | 7768 | # include <png.h> |
34e8c597 | 7769 | #endif |
333b20bb GM |
7770 | |
7771 | /* Function prototypes. */ | |
7772 | ||
7773 | static int png_image_p P_ ((Lisp_Object object)); | |
7774 | static int png_load P_ ((struct frame *f, struct image *img)); | |
7775 | ||
7776 | /* The symbol `png' identifying images of this type. */ | |
7777 | ||
7778 | Lisp_Object Qpng; | |
7779 | ||
7780 | /* Indices of image specification fields in png_format, below. */ | |
7781 | ||
7782 | enum png_keyword_index | |
7783 | { | |
7784 | PNG_TYPE, | |
63448a4d | 7785 | PNG_DATA, |
333b20bb GM |
7786 | PNG_FILE, |
7787 | PNG_ASCENT, | |
7788 | PNG_MARGIN, | |
7789 | PNG_RELIEF, | |
7790 | PNG_ALGORITHM, | |
7791 | PNG_HEURISTIC_MASK, | |
4a8e312c | 7792 | PNG_MASK, |
f20a3b7a | 7793 | PNG_BACKGROUND, |
333b20bb GM |
7794 | PNG_LAST |
7795 | }; | |
7796 | ||
7797 | /* Vector of image_keyword structures describing the format | |
7798 | of valid user-defined image specifications. */ | |
7799 | ||
7800 | static struct image_keyword png_format[PNG_LAST] = | |
7801 | { | |
7802 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 7803 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 7804 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 7805 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7806 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7807 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7808 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7809 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 7810 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a | 7811 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
7812 | }; |
7813 | ||
06482119 | 7814 | /* Structure describing the image type `png'. */ |
333b20bb GM |
7815 | |
7816 | static struct image_type png_type = | |
7817 | { | |
7818 | &Qpng, | |
7819 | png_image_p, | |
7820 | png_load, | |
7821 | x_clear_image, | |
7822 | NULL | |
7823 | }; | |
7824 | ||
7825 | ||
7826 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
7827 | ||
7828 | static int | |
7829 | png_image_p (object) | |
7830 | Lisp_Object object; | |
7831 | { | |
7832 | struct image_keyword fmt[PNG_LAST]; | |
7833 | bcopy (png_format, fmt, sizeof fmt); | |
177c0ea7 | 7834 | |
7c7ff7f5 | 7835 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 7836 | return 0; |
63448a4d | 7837 | |
63cec32f GM |
7838 | /* Must specify either the :data or :file keyword. */ |
7839 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
7840 | } |
7841 | ||
7842 | ||
7843 | /* Error and warning handlers installed when the PNG library | |
7844 | is initialized. */ | |
7845 | ||
7846 | static void | |
7847 | my_png_error (png_ptr, msg) | |
7848 | png_struct *png_ptr; | |
7849 | char *msg; | |
7850 | { | |
7851 | xassert (png_ptr != NULL); | |
7852 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
7853 | longjmp (png_ptr->jmpbuf, 1); | |
7854 | } | |
7855 | ||
7856 | ||
7857 | static void | |
7858 | my_png_warning (png_ptr, msg) | |
7859 | png_struct *png_ptr; | |
7860 | char *msg; | |
7861 | { | |
7862 | xassert (png_ptr != NULL); | |
7863 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
7864 | } | |
7865 | ||
5ad6a5fb GM |
7866 | /* Memory source for PNG decoding. */ |
7867 | ||
63448a4d WP |
7868 | struct png_memory_storage |
7869 | { | |
5ad6a5fb GM |
7870 | unsigned char *bytes; /* The data */ |
7871 | size_t len; /* How big is it? */ | |
7872 | int index; /* Where are we? */ | |
63448a4d WP |
7873 | }; |
7874 | ||
5ad6a5fb GM |
7875 | |
7876 | /* Function set as reader function when reading PNG image from memory. | |
7877 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
7878 | bytes from the input to DATA. */ | |
7879 | ||
63448a4d | 7880 | static void |
5ad6a5fb GM |
7881 | png_read_from_memory (png_ptr, data, length) |
7882 | png_structp png_ptr; | |
7883 | png_bytep data; | |
7884 | png_size_t length; | |
63448a4d | 7885 | { |
5ad6a5fb GM |
7886 | struct png_memory_storage *tbr |
7887 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 7888 | |
5ad6a5fb GM |
7889 | if (length > tbr->len - tbr->index) |
7890 | png_error (png_ptr, "Read error"); | |
177c0ea7 | 7891 | |
5ad6a5fb GM |
7892 | bcopy (tbr->bytes + tbr->index, data, length); |
7893 | tbr->index = tbr->index + length; | |
63448a4d | 7894 | } |
333b20bb GM |
7895 | |
7896 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
7897 | successful. */ | |
7898 | ||
7899 | static int | |
7900 | png_load (f, img) | |
7901 | struct frame *f; | |
7902 | struct image *img; | |
7903 | { | |
7904 | Lisp_Object file, specified_file; | |
63448a4d | 7905 | Lisp_Object specified_data; |
b6d7acec | 7906 | int x, y, i; |
333b20bb GM |
7907 | XImage *ximg, *mask_img = NULL; |
7908 | struct gcpro gcpro1; | |
7909 | png_struct *png_ptr = NULL; | |
7910 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 7911 | FILE *volatile fp = NULL; |
333b20bb | 7912 | png_byte sig[8]; |
8ec8a5ec GM |
7913 | png_byte * volatile pixels = NULL; |
7914 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
7915 | png_uint_32 width, height; |
7916 | int bit_depth, color_type, interlace_type; | |
7917 | png_byte channels; | |
7918 | png_uint_32 row_bytes; | |
7919 | int transparent_p; | |
8972820c | 7920 | double screen_gamma; |
63448a4d | 7921 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
7922 | |
7923 | /* Find out what file to load. */ | |
7924 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 7925 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
7926 | file = Qnil; |
7927 | GCPRO1 (file); | |
333b20bb | 7928 | |
63448a4d | 7929 | if (NILP (specified_data)) |
5ad6a5fb GM |
7930 | { |
7931 | file = x_find_image_file (specified_file); | |
7932 | if (!STRINGP (file)) | |
63448a4d | 7933 | { |
45158a91 | 7934 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
7935 | UNGCPRO; |
7936 | return 0; | |
7937 | } | |
333b20bb | 7938 | |
5ad6a5fb | 7939 | /* Open the image file. */ |
d5db4077 | 7940 | fp = fopen (SDATA (file), "rb"); |
5ad6a5fb GM |
7941 | if (!fp) |
7942 | { | |
45158a91 | 7943 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
7944 | UNGCPRO; |
7945 | fclose (fp); | |
7946 | return 0; | |
7947 | } | |
63448a4d | 7948 | |
5ad6a5fb GM |
7949 | /* Check PNG signature. */ |
7950 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
7951 | || !png_check_sig (sig, sizeof sig)) | |
7952 | { | |
45158a91 | 7953 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
7954 | UNGCPRO; |
7955 | fclose (fp); | |
7956 | return 0; | |
63448a4d | 7957 | } |
5ad6a5fb | 7958 | } |
63448a4d | 7959 | else |
5ad6a5fb GM |
7960 | { |
7961 | /* Read from memory. */ | |
d5db4077 KR |
7962 | tbr.bytes = SDATA (specified_data); |
7963 | tbr.len = SBYTES (specified_data); | |
5ad6a5fb | 7964 | tbr.index = 0; |
63448a4d | 7965 | |
5ad6a5fb GM |
7966 | /* Check PNG signature. */ |
7967 | if (tbr.len < sizeof sig | |
7968 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
7969 | { | |
45158a91 | 7970 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
7971 | UNGCPRO; |
7972 | return 0; | |
63448a4d | 7973 | } |
333b20bb | 7974 | |
5ad6a5fb GM |
7975 | /* Need to skip past the signature. */ |
7976 | tbr.bytes += sizeof (sig); | |
7977 | } | |
7978 | ||
333b20bb GM |
7979 | /* Initialize read and info structs for PNG lib. */ |
7980 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
7981 | my_png_error, my_png_warning); | |
7982 | if (!png_ptr) | |
7983 | { | |
63448a4d | 7984 | if (fp) fclose (fp); |
333b20bb GM |
7985 | UNGCPRO; |
7986 | return 0; | |
7987 | } | |
7988 | ||
7989 | info_ptr = png_create_info_struct (png_ptr); | |
7990 | if (!info_ptr) | |
7991 | { | |
7992 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 7993 | if (fp) fclose (fp); |
333b20bb GM |
7994 | UNGCPRO; |
7995 | return 0; | |
7996 | } | |
7997 | ||
7998 | end_info = png_create_info_struct (png_ptr); | |
7999 | if (!end_info) | |
8000 | { | |
8001 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 8002 | if (fp) fclose (fp); |
333b20bb GM |
8003 | UNGCPRO; |
8004 | return 0; | |
8005 | } | |
8006 | ||
8007 | /* Set error jump-back. We come back here when the PNG library | |
8008 | detects an error. */ | |
8009 | if (setjmp (png_ptr->jmpbuf)) | |
8010 | { | |
8011 | error: | |
8012 | if (png_ptr) | |
8013 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8014 | xfree (pixels); | |
8015 | xfree (rows); | |
63448a4d | 8016 | if (fp) fclose (fp); |
333b20bb GM |
8017 | UNGCPRO; |
8018 | return 0; | |
8019 | } | |
8020 | ||
8021 | /* Read image info. */ | |
63448a4d | 8022 | if (!NILP (specified_data)) |
5ad6a5fb | 8023 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 8024 | else |
5ad6a5fb | 8025 | png_init_io (png_ptr, fp); |
63448a4d | 8026 | |
333b20bb GM |
8027 | png_set_sig_bytes (png_ptr, sizeof sig); |
8028 | png_read_info (png_ptr, info_ptr); | |
8029 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
8030 | &interlace_type, NULL, NULL); | |
8031 | ||
177c0ea7 | 8032 | /* If image contains simply transparency data, we prefer to |
333b20bb GM |
8033 | construct a clipping mask. */ |
8034 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
8035 | transparent_p = 1; | |
8036 | else | |
8037 | transparent_p = 0; | |
8038 | ||
177c0ea7 | 8039 | /* This function is easier to write if we only have to handle |
333b20bb GM |
8040 | one data format: RGB or RGBA with 8 bits per channel. Let's |
8041 | transform other formats into that format. */ | |
8042 | ||
8043 | /* Strip more than 8 bits per channel. */ | |
8044 | if (bit_depth == 16) | |
8045 | png_set_strip_16 (png_ptr); | |
8046 | ||
8047 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
8048 | if available. */ | |
8049 | png_set_expand (png_ptr); | |
8050 | ||
8051 | /* Convert grayscale images to RGB. */ | |
177c0ea7 | 8052 | if (color_type == PNG_COLOR_TYPE_GRAY |
333b20bb GM |
8053 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) |
8054 | png_set_gray_to_rgb (png_ptr); | |
8055 | ||
d4405ed7 | 8056 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
333b20bb | 8057 | |
bfa261c0 | 8058 | #if 0 /* Avoid double gamma correction for PNG images. */ |
8972820c SM |
8059 | { /* Tell the PNG lib to handle gamma correction for us. */ |
8060 | int intent; | |
8061 | double image_gamma; | |
6c1aa34d | 8062 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
8972820c SM |
8063 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
8064 | /* The libpng documentation says this is right in this case. */ | |
8065 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
8066 | else | |
6c1aa34d | 8067 | #endif |
8972820c SM |
8068 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) |
8069 | /* Image contains gamma information. */ | |
8070 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
8071 | else | |
8072 | /* Use the standard default for the image gamma. */ | |
8073 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
8074 | } | |
7273d100 | 8075 | #endif /* if 0 */ |
333b20bb GM |
8076 | |
8077 | /* Handle alpha channel by combining the image with a background | |
8078 | color. Do this only if a real alpha channel is supplied. For | |
8079 | simple transparency, we prefer a clipping mask. */ | |
8080 | if (!transparent_p) | |
8081 | { | |
f20a3b7a MB |
8082 | png_color_16 *image_bg; |
8083 | Lisp_Object specified_bg | |
8084 | = image_spec_value (img->spec, QCbackground, NULL); | |
8085 | ||
f2f0a644 | 8086 | if (STRINGP (specified_bg)) |
f20a3b7a MB |
8087 | /* The user specified `:background', use that. */ |
8088 | { | |
8089 | XColor color; | |
d5db4077 | 8090 | if (x_defined_color (f, SDATA (specified_bg), &color, 0)) |
f20a3b7a MB |
8091 | { |
8092 | png_color_16 user_bg; | |
8093 | ||
8094 | bzero (&user_bg, sizeof user_bg); | |
8095 | user_bg.red = color.red; | |
8096 | user_bg.green = color.green; | |
8097 | user_bg.blue = color.blue; | |
333b20bb | 8098 | |
f20a3b7a MB |
8099 | png_set_background (png_ptr, &user_bg, |
8100 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
8101 | } | |
8102 | } | |
8103 | else if (png_get_bKGD (png_ptr, info_ptr, &image_bg)) | |
177c0ea7 | 8104 | /* Image contains a background color with which to |
333b20bb | 8105 | combine the image. */ |
f20a3b7a | 8106 | png_set_background (png_ptr, image_bg, |
333b20bb GM |
8107 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); |
8108 | else | |
8109 | { | |
8110 | /* Image does not contain a background color with which | |
177c0ea7 | 8111 | to combine the image data via an alpha channel. Use |
333b20bb GM |
8112 | the frame's background instead. */ |
8113 | XColor color; | |
8114 | Colormap cmap; | |
8115 | png_color_16 frame_background; | |
8116 | ||
9b2956e2 | 8117 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 8118 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a31fedb7 | 8119 | x_query_color (f, &color); |
333b20bb GM |
8120 | |
8121 | bzero (&frame_background, sizeof frame_background); | |
8122 | frame_background.red = color.red; | |
8123 | frame_background.green = color.green; | |
8124 | frame_background.blue = color.blue; | |
8125 | ||
8126 | png_set_background (png_ptr, &frame_background, | |
8127 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
8128 | } | |
8129 | } | |
8130 | ||
8131 | /* Update info structure. */ | |
8132 | png_read_update_info (png_ptr, info_ptr); | |
8133 | ||
8134 | /* Get number of channels. Valid values are 1 for grayscale images | |
8135 | and images with a palette, 2 for grayscale images with transparency | |
8136 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
8137 | images with alpha channel, i.e. RGBA. If conversions above were | |
8138 | sufficient we should only have 3 or 4 channels here. */ | |
8139 | channels = png_get_channels (png_ptr, info_ptr); | |
8140 | xassert (channels == 3 || channels == 4); | |
8141 | ||
8142 | /* Number of bytes needed for one row of the image. */ | |
8143 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
8144 | ||
8145 | /* Allocate memory for the image. */ | |
8146 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
8147 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
8148 | for (i = 0; i < height; ++i) | |
8149 | rows[i] = pixels + i * row_bytes; | |
8150 | ||
8151 | /* Read the entire image. */ | |
8152 | png_read_image (png_ptr, rows); | |
8153 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
8154 | if (fp) |
8155 | { | |
8156 | fclose (fp); | |
8157 | fp = NULL; | |
8158 | } | |
177c0ea7 | 8159 | |
333b20bb | 8160 | /* Create the X image and pixmap. */ |
45158a91 | 8161 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 8162 | &img->pixmap)) |
28c7826c | 8163 | goto error; |
177c0ea7 | 8164 | |
333b20bb GM |
8165 | /* Create an image and pixmap serving as mask if the PNG image |
8166 | contains an alpha channel. */ | |
8167 | if (channels == 4 | |
8168 | && !transparent_p | |
45158a91 | 8169 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
8170 | &mask_img, &img->mask)) |
8171 | { | |
8172 | x_destroy_x_image (ximg); | |
8173 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 8174 | img->pixmap = None; |
333b20bb GM |
8175 | goto error; |
8176 | } | |
8177 | ||
8178 | /* Fill the X image and mask from PNG data. */ | |
8179 | init_color_table (); | |
8180 | ||
8181 | for (y = 0; y < height; ++y) | |
8182 | { | |
8183 | png_byte *p = rows[y]; | |
8184 | ||
8185 | for (x = 0; x < width; ++x) | |
8186 | { | |
8187 | unsigned r, g, b; | |
8188 | ||
8189 | r = *p++ << 8; | |
8190 | g = *p++ << 8; | |
8191 | b = *p++ << 8; | |
8192 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8193 | ||
8194 | /* An alpha channel, aka mask channel, associates variable | |
177c0ea7 JB |
8195 | transparency with an image. Where other image formats |
8196 | support binary transparency---fully transparent or fully | |
333b20bb GM |
8197 | opaque---PNG allows up to 254 levels of partial transparency. |
8198 | The PNG library implements partial transparency by combining | |
8199 | the image with a specified background color. | |
8200 | ||
8201 | I'm not sure how to handle this here nicely: because the | |
8202 | background on which the image is displayed may change, for | |
177c0ea7 JB |
8203 | real alpha channel support, it would be necessary to create |
8204 | a new image for each possible background. | |
333b20bb GM |
8205 | |
8206 | What I'm doing now is that a mask is created if we have | |
8207 | boolean transparency information. Otherwise I'm using | |
8208 | the frame's background color to combine the image with. */ | |
8209 | ||
8210 | if (channels == 4) | |
8211 | { | |
8212 | if (mask_img) | |
8213 | XPutPixel (mask_img, x, y, *p > 0); | |
8214 | ++p; | |
8215 | } | |
8216 | } | |
8217 | } | |
8218 | ||
f20a3b7a MB |
8219 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
8220 | /* Set IMG's background color from the PNG image, unless the user | |
8221 | overrode it. */ | |
8222 | { | |
8223 | png_color_16 *bg; | |
8224 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
8225 | { | |
f2f0a644 | 8226 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
f20a3b7a MB |
8227 | img->background_valid = 1; |
8228 | } | |
8229 | } | |
8230 | ||
333b20bb GM |
8231 | /* Remember colors allocated for this image. */ |
8232 | img->colors = colors_in_color_table (&img->ncolors); | |
8233 | free_color_table (); | |
8234 | ||
8235 | /* Clean up. */ | |
8236 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8237 | xfree (rows); | |
8238 | xfree (pixels); | |
8239 | ||
8240 | img->width = width; | |
8241 | img->height = height; | |
8242 | ||
f20a3b7a MB |
8243 | /* Maybe fill in the background field while we have ximg handy. */ |
8244 | IMAGE_BACKGROUND (img, f, ximg); | |
8245 | ||
333b20bb GM |
8246 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
8247 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8248 | x_destroy_x_image (ximg); | |
8249 | ||
8250 | /* Same for the mask. */ | |
8251 | if (mask_img) | |
8252 | { | |
f20a3b7a MB |
8253 | /* Fill in the background_transparent field while we have the mask |
8254 | handy. */ | |
8255 | image_background_transparent (img, f, mask_img); | |
8256 | ||
333b20bb GM |
8257 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
8258 | x_destroy_x_image (mask_img); | |
8259 | } | |
8260 | ||
333b20bb GM |
8261 | UNGCPRO; |
8262 | return 1; | |
8263 | } | |
8264 | ||
8265 | #endif /* HAVE_PNG != 0 */ | |
8266 | ||
8267 | ||
8268 | \f | |
8269 | /*********************************************************************** | |
8270 | JPEG | |
8271 | ***********************************************************************/ | |
8272 | ||
8273 | #if HAVE_JPEG | |
8274 | ||
ba06aba4 GM |
8275 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
8276 | jconfig.h. */ | |
8277 | #ifdef HAVE_STDLIB_H | |
8278 | #define HAVE_STDLIB_H_1 | |
8279 | #undef HAVE_STDLIB_H | |
8280 | #endif /* HAVE_STLIB_H */ | |
8281 | ||
333b20bb GM |
8282 | #include <jpeglib.h> |
8283 | #include <jerror.h> | |
8284 | #include <setjmp.h> | |
8285 | ||
ba06aba4 GM |
8286 | #ifdef HAVE_STLIB_H_1 |
8287 | #define HAVE_STDLIB_H 1 | |
8288 | #endif | |
8289 | ||
333b20bb GM |
8290 | static int jpeg_image_p P_ ((Lisp_Object object)); |
8291 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
8292 | ||
8293 | /* The symbol `jpeg' identifying images of this type. */ | |
8294 | ||
8295 | Lisp_Object Qjpeg; | |
8296 | ||
8297 | /* Indices of image specification fields in gs_format, below. */ | |
8298 | ||
8299 | enum jpeg_keyword_index | |
8300 | { | |
8301 | JPEG_TYPE, | |
8e39770a | 8302 | JPEG_DATA, |
333b20bb GM |
8303 | JPEG_FILE, |
8304 | JPEG_ASCENT, | |
8305 | JPEG_MARGIN, | |
8306 | JPEG_RELIEF, | |
8307 | JPEG_ALGORITHM, | |
8308 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 8309 | JPEG_MASK, |
f20a3b7a | 8310 | JPEG_BACKGROUND, |
333b20bb GM |
8311 | JPEG_LAST |
8312 | }; | |
8313 | ||
8314 | /* Vector of image_keyword structures describing the format | |
8315 | of valid user-defined image specifications. */ | |
8316 | ||
8317 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
8318 | { | |
8319 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8320 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 8321 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8322 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8323 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8324 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8325 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8326 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
8327 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8328 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8329 | }; |
8330 | ||
8331 | /* Structure describing the image type `jpeg'. */ | |
8332 | ||
8333 | static struct image_type jpeg_type = | |
8334 | { | |
8335 | &Qjpeg, | |
8336 | jpeg_image_p, | |
8337 | jpeg_load, | |
8338 | x_clear_image, | |
8339 | NULL | |
8340 | }; | |
8341 | ||
8342 | ||
8343 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
8344 | ||
8345 | static int | |
8346 | jpeg_image_p (object) | |
8347 | Lisp_Object object; | |
8348 | { | |
8349 | struct image_keyword fmt[JPEG_LAST]; | |
177c0ea7 | 8350 | |
333b20bb | 8351 | bcopy (jpeg_format, fmt, sizeof fmt); |
177c0ea7 | 8352 | |
7c7ff7f5 | 8353 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 8354 | return 0; |
8e39770a | 8355 | |
63cec32f GM |
8356 | /* Must specify either the :data or :file keyword. */ |
8357 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
8358 | } |
8359 | ||
8e39770a | 8360 | |
333b20bb GM |
8361 | struct my_jpeg_error_mgr |
8362 | { | |
8363 | struct jpeg_error_mgr pub; | |
8364 | jmp_buf setjmp_buffer; | |
8365 | }; | |
8366 | ||
e3130015 | 8367 | |
333b20bb GM |
8368 | static void |
8369 | my_error_exit (cinfo) | |
8370 | j_common_ptr cinfo; | |
8371 | { | |
8372 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
8373 | longjmp (mgr->setjmp_buffer, 1); | |
8374 | } | |
8375 | ||
e3130015 | 8376 | |
8e39770a GM |
8377 | /* Init source method for JPEG data source manager. Called by |
8378 | jpeg_read_header() before any data is actually read. See | |
8379 | libjpeg.doc from the JPEG lib distribution. */ | |
8380 | ||
8381 | static void | |
8382 | our_init_source (cinfo) | |
8383 | j_decompress_ptr cinfo; | |
8384 | { | |
8385 | } | |
8386 | ||
8387 | ||
8388 | /* Fill input buffer method for JPEG data source manager. Called | |
8389 | whenever more data is needed. We read the whole image in one step, | |
8390 | so this only adds a fake end of input marker at the end. */ | |
8391 | ||
8392 | static boolean | |
8393 | our_fill_input_buffer (cinfo) | |
8394 | j_decompress_ptr cinfo; | |
8395 | { | |
8396 | /* Insert a fake EOI marker. */ | |
8397 | struct jpeg_source_mgr *src = cinfo->src; | |
8398 | static JOCTET buffer[2]; | |
8399 | ||
8400 | buffer[0] = (JOCTET) 0xFF; | |
8401 | buffer[1] = (JOCTET) JPEG_EOI; | |
8402 | ||
8403 | src->next_input_byte = buffer; | |
8404 | src->bytes_in_buffer = 2; | |
8405 | return TRUE; | |
8406 | } | |
8407 | ||
8408 | ||
8409 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
8410 | is the JPEG data source manager. */ | |
8411 | ||
8412 | static void | |
8413 | our_skip_input_data (cinfo, num_bytes) | |
8414 | j_decompress_ptr cinfo; | |
8415 | long num_bytes; | |
8416 | { | |
8417 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
8418 | ||
8419 | if (src) | |
8420 | { | |
8421 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 8422 | ERREXIT (cinfo, JERR_INPUT_EOF); |
177c0ea7 | 8423 | |
8e39770a GM |
8424 | src->bytes_in_buffer -= num_bytes; |
8425 | src->next_input_byte += num_bytes; | |
8426 | } | |
8427 | } | |
8428 | ||
8429 | ||
8430 | /* Method to terminate data source. Called by | |
8431 | jpeg_finish_decompress() after all data has been processed. */ | |
8432 | ||
8433 | static void | |
8434 | our_term_source (cinfo) | |
8435 | j_decompress_ptr cinfo; | |
8436 | { | |
8437 | } | |
8438 | ||
8439 | ||
8440 | /* Set up the JPEG lib for reading an image from DATA which contains | |
8441 | LEN bytes. CINFO is the decompression info structure created for | |
8442 | reading the image. */ | |
8443 | ||
8444 | static void | |
8445 | jpeg_memory_src (cinfo, data, len) | |
8446 | j_decompress_ptr cinfo; | |
8447 | JOCTET *data; | |
8448 | unsigned int len; | |
8449 | { | |
8450 | struct jpeg_source_mgr *src; | |
8451 | ||
8452 | if (cinfo->src == NULL) | |
8453 | { | |
8454 | /* First time for this JPEG object? */ | |
8455 | cinfo->src = (struct jpeg_source_mgr *) | |
8456 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
8457 | sizeof (struct jpeg_source_mgr)); | |
8458 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8459 | src->next_input_byte = data; | |
8460 | } | |
177c0ea7 | 8461 | |
8e39770a GM |
8462 | src = (struct jpeg_source_mgr *) cinfo->src; |
8463 | src->init_source = our_init_source; | |
8464 | src->fill_input_buffer = our_fill_input_buffer; | |
8465 | src->skip_input_data = our_skip_input_data; | |
8466 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
8467 | src->term_source = our_term_source; | |
8468 | src->bytes_in_buffer = len; | |
8469 | src->next_input_byte = data; | |
8470 | } | |
8471 | ||
5ad6a5fb | 8472 | |
333b20bb GM |
8473 | /* Load image IMG for use on frame F. Patterned after example.c |
8474 | from the JPEG lib. */ | |
8475 | ||
177c0ea7 | 8476 | static int |
333b20bb GM |
8477 | jpeg_load (f, img) |
8478 | struct frame *f; | |
8479 | struct image *img; | |
8480 | { | |
8481 | struct jpeg_decompress_struct cinfo; | |
8482 | struct my_jpeg_error_mgr mgr; | |
8483 | Lisp_Object file, specified_file; | |
8e39770a | 8484 | Lisp_Object specified_data; |
8ec8a5ec | 8485 | FILE * volatile fp = NULL; |
333b20bb GM |
8486 | JSAMPARRAY buffer; |
8487 | int row_stride, x, y; | |
8488 | XImage *ximg = NULL; | |
b6d7acec | 8489 | int rc; |
333b20bb GM |
8490 | unsigned long *colors; |
8491 | int width, height; | |
8492 | struct gcpro gcpro1; | |
8493 | ||
8494 | /* Open the JPEG file. */ | |
8495 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 8496 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8497 | file = Qnil; |
8498 | GCPRO1 (file); | |
8e39770a | 8499 | |
8e39770a | 8500 | if (NILP (specified_data)) |
333b20bb | 8501 | { |
8e39770a | 8502 | file = x_find_image_file (specified_file); |
8e39770a GM |
8503 | if (!STRINGP (file)) |
8504 | { | |
45158a91 | 8505 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
8506 | UNGCPRO; |
8507 | return 0; | |
8508 | } | |
177c0ea7 | 8509 | |
d5db4077 | 8510 | fp = fopen (SDATA (file), "r"); |
8e39770a GM |
8511 | if (fp == NULL) |
8512 | { | |
8513 | image_error ("Cannot open `%s'", file, Qnil); | |
8514 | UNGCPRO; | |
8515 | return 0; | |
8516 | } | |
333b20bb GM |
8517 | } |
8518 | ||
5ad6a5fb GM |
8519 | /* Customize libjpeg's error handling to call my_error_exit when an |
8520 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 8521 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 8522 | mgr.pub.error_exit = my_error_exit; |
177c0ea7 | 8523 | |
333b20bb GM |
8524 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) |
8525 | { | |
5ad6a5fb GM |
8526 | if (rc == 1) |
8527 | { | |
8528 | /* Called from my_error_exit. Display a JPEG error. */ | |
8529 | char buffer[JMSG_LENGTH_MAX]; | |
8530 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 8531 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
8532 | build_string (buffer)); |
8533 | } | |
177c0ea7 | 8534 | |
333b20bb | 8535 | /* Close the input file and destroy the JPEG object. */ |
5ad6a5fb | 8536 | if (fp) |
8ec8a5ec | 8537 | fclose ((FILE *) fp); |
333b20bb GM |
8538 | jpeg_destroy_decompress (&cinfo); |
8539 | ||
5ad6a5fb GM |
8540 | /* If we already have an XImage, free that. */ |
8541 | x_destroy_x_image (ximg); | |
333b20bb | 8542 | |
5ad6a5fb GM |
8543 | /* Free pixmap and colors. */ |
8544 | x_clear_image (f, img); | |
177c0ea7 | 8545 | |
5ad6a5fb GM |
8546 | UNGCPRO; |
8547 | return 0; | |
333b20bb GM |
8548 | } |
8549 | ||
8550 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 8551 | Read the JPEG image header. */ |
333b20bb | 8552 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
8553 | |
8554 | if (NILP (specified_data)) | |
8ec8a5ec | 8555 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a | 8556 | else |
d5db4077 KR |
8557 | jpeg_memory_src (&cinfo, SDATA (specified_data), |
8558 | SBYTES (specified_data)); | |
63448a4d | 8559 | |
333b20bb GM |
8560 | jpeg_read_header (&cinfo, TRUE); |
8561 | ||
8562 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 8563 | Start decompression. */ |
333b20bb GM |
8564 | cinfo.quantize_colors = TRUE; |
8565 | jpeg_start_decompress (&cinfo); | |
8566 | width = img->width = cinfo.output_width; | |
8567 | height = img->height = cinfo.output_height; | |
8568 | ||
333b20bb | 8569 | /* Create X image and pixmap. */ |
45158a91 | 8570 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 8571 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
8572 | |
8573 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
8574 | cinfo.actual_number_of_colors has been set with the number of |
8575 | colors generated, and cinfo.colormap is a two-dimensional array | |
8576 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
8577 | No more than 255 colors will be generated. */ | |
333b20bb | 8578 | { |
5ad6a5fb GM |
8579 | int i, ir, ig, ib; |
8580 | ||
8581 | if (cinfo.out_color_components > 2) | |
8582 | ir = 0, ig = 1, ib = 2; | |
8583 | else if (cinfo.out_color_components > 1) | |
8584 | ir = 0, ig = 1, ib = 0; | |
8585 | else | |
8586 | ir = 0, ig = 0, ib = 0; | |
8587 | ||
8588 | /* Use the color table mechanism because it handles colors that | |
8589 | cannot be allocated nicely. Such colors will be replaced with | |
8590 | a default color, and we don't have to care about which colors | |
8591 | can be freed safely, and which can't. */ | |
8592 | init_color_table (); | |
8593 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
8594 | * sizeof *colors); | |
177c0ea7 | 8595 | |
5ad6a5fb GM |
8596 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
8597 | { | |
8598 | /* Multiply RGB values with 255 because X expects RGB values | |
8599 | in the range 0..0xffff. */ | |
8600 | int r = cinfo.colormap[ir][i] << 8; | |
8601 | int g = cinfo.colormap[ig][i] << 8; | |
8602 | int b = cinfo.colormap[ib][i] << 8; | |
8603 | colors[i] = lookup_rgb_color (f, r, g, b); | |
8604 | } | |
333b20bb | 8605 | |
5ad6a5fb GM |
8606 | /* Remember those colors actually allocated. */ |
8607 | img->colors = colors_in_color_table (&img->ncolors); | |
8608 | free_color_table (); | |
333b20bb GM |
8609 | } |
8610 | ||
8611 | /* Read pixels. */ | |
8612 | row_stride = width * cinfo.output_components; | |
8613 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 8614 | row_stride, 1); |
333b20bb GM |
8615 | for (y = 0; y < height; ++y) |
8616 | { | |
5ad6a5fb GM |
8617 | jpeg_read_scanlines (&cinfo, buffer, 1); |
8618 | for (x = 0; x < cinfo.output_width; ++x) | |
8619 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
8620 | } |
8621 | ||
8622 | /* Clean up. */ | |
8623 | jpeg_finish_decompress (&cinfo); | |
8624 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 8625 | if (fp) |
8ec8a5ec | 8626 | fclose ((FILE *) fp); |
f20a3b7a MB |
8627 | |
8628 | /* Maybe fill in the background field while we have ximg handy. */ | |
8629 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8630 | IMAGE_BACKGROUND (img, f, ximg); | |
177c0ea7 | 8631 | |
333b20bb GM |
8632 | /* Put the image into the pixmap. */ |
8633 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8634 | x_destroy_x_image (ximg); | |
333b20bb GM |
8635 | UNGCPRO; |
8636 | return 1; | |
8637 | } | |
8638 | ||
8639 | #endif /* HAVE_JPEG */ | |
8640 | ||
8641 | ||
8642 | \f | |
8643 | /*********************************************************************** | |
8644 | TIFF | |
8645 | ***********************************************************************/ | |
8646 | ||
8647 | #if HAVE_TIFF | |
8648 | ||
cf4790ad | 8649 | #include <tiffio.h> |
333b20bb GM |
8650 | |
8651 | static int tiff_image_p P_ ((Lisp_Object object)); | |
8652 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
8653 | ||
8654 | /* The symbol `tiff' identifying images of this type. */ | |
8655 | ||
8656 | Lisp_Object Qtiff; | |
8657 | ||
8658 | /* Indices of image specification fields in tiff_format, below. */ | |
8659 | ||
8660 | enum tiff_keyword_index | |
8661 | { | |
8662 | TIFF_TYPE, | |
63448a4d | 8663 | TIFF_DATA, |
333b20bb GM |
8664 | TIFF_FILE, |
8665 | TIFF_ASCENT, | |
8666 | TIFF_MARGIN, | |
8667 | TIFF_RELIEF, | |
8668 | TIFF_ALGORITHM, | |
8669 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 8670 | TIFF_MASK, |
f20a3b7a | 8671 | TIFF_BACKGROUND, |
333b20bb GM |
8672 | TIFF_LAST |
8673 | }; | |
8674 | ||
8675 | /* Vector of image_keyword structures describing the format | |
8676 | of valid user-defined image specifications. */ | |
8677 | ||
8678 | static struct image_keyword tiff_format[TIFF_LAST] = | |
8679 | { | |
8680 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8681 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8682 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8683 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8684 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8685 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8686 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8687 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
8688 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8689 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8690 | }; |
8691 | ||
8692 | /* Structure describing the image type `tiff'. */ | |
8693 | ||
8694 | static struct image_type tiff_type = | |
8695 | { | |
8696 | &Qtiff, | |
8697 | tiff_image_p, | |
8698 | tiff_load, | |
8699 | x_clear_image, | |
8700 | NULL | |
8701 | }; | |
8702 | ||
8703 | ||
8704 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
8705 | ||
8706 | static int | |
8707 | tiff_image_p (object) | |
8708 | Lisp_Object object; | |
8709 | { | |
8710 | struct image_keyword fmt[TIFF_LAST]; | |
8711 | bcopy (tiff_format, fmt, sizeof fmt); | |
177c0ea7 | 8712 | |
7c7ff7f5 | 8713 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 8714 | return 0; |
177c0ea7 | 8715 | |
63cec32f GM |
8716 | /* Must specify either the :data or :file keyword. */ |
8717 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
8718 | } |
8719 | ||
5ad6a5fb GM |
8720 | |
8721 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
8722 | memory source, but we have to provide a lot of extra functions. | |
8723 | Blah. | |
63448a4d WP |
8724 | |
8725 | We really only need to implement read and seek, but I am not | |
8726 | convinced that the TIFF library is smart enough not to destroy | |
8727 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
8728 | override. */ |
8729 | ||
8730 | typedef struct | |
8731 | { | |
63448a4d WP |
8732 | unsigned char *bytes; |
8733 | size_t len; | |
8734 | int index; | |
5ad6a5fb GM |
8735 | } |
8736 | tiff_memory_source; | |
63448a4d | 8737 | |
e3130015 | 8738 | |
5ad6a5fb GM |
8739 | static size_t |
8740 | tiff_read_from_memory (data, buf, size) | |
8741 | thandle_t data; | |
8742 | tdata_t buf; | |
8743 | tsize_t size; | |
63448a4d | 8744 | { |
5ad6a5fb | 8745 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8746 | |
8747 | if (size > src->len - src->index) | |
5ad6a5fb GM |
8748 | return (size_t) -1; |
8749 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
8750 | src->index += size; |
8751 | return size; | |
8752 | } | |
8753 | ||
e3130015 | 8754 | |
5ad6a5fb GM |
8755 | static size_t |
8756 | tiff_write_from_memory (data, buf, size) | |
8757 | thandle_t data; | |
8758 | tdata_t buf; | |
8759 | tsize_t size; | |
63448a4d WP |
8760 | { |
8761 | return (size_t) -1; | |
8762 | } | |
8763 | ||
e3130015 | 8764 | |
5ad6a5fb GM |
8765 | static toff_t |
8766 | tiff_seek_in_memory (data, off, whence) | |
8767 | thandle_t data; | |
8768 | toff_t off; | |
8769 | int whence; | |
63448a4d | 8770 | { |
5ad6a5fb | 8771 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8772 | int idx; |
8773 | ||
8774 | switch (whence) | |
5ad6a5fb GM |
8775 | { |
8776 | case SEEK_SET: /* Go from beginning of source. */ | |
8777 | idx = off; | |
8778 | break; | |
177c0ea7 | 8779 | |
5ad6a5fb GM |
8780 | case SEEK_END: /* Go from end of source. */ |
8781 | idx = src->len + off; | |
8782 | break; | |
177c0ea7 | 8783 | |
5ad6a5fb GM |
8784 | case SEEK_CUR: /* Go from current position. */ |
8785 | idx = src->index + off; | |
8786 | break; | |
177c0ea7 | 8787 | |
5ad6a5fb GM |
8788 | default: /* Invalid `whence'. */ |
8789 | return -1; | |
8790 | } | |
177c0ea7 | 8791 | |
5ad6a5fb GM |
8792 | if (idx > src->len || idx < 0) |
8793 | return -1; | |
177c0ea7 | 8794 | |
63448a4d WP |
8795 | src->index = idx; |
8796 | return src->index; | |
8797 | } | |
8798 | ||
e3130015 | 8799 | |
5ad6a5fb GM |
8800 | static int |
8801 | tiff_close_memory (data) | |
8802 | thandle_t data; | |
63448a4d WP |
8803 | { |
8804 | /* NOOP */ | |
5ad6a5fb | 8805 | return 0; |
63448a4d WP |
8806 | } |
8807 | ||
e3130015 | 8808 | |
5ad6a5fb GM |
8809 | static int |
8810 | tiff_mmap_memory (data, pbase, psize) | |
8811 | thandle_t data; | |
8812 | tdata_t *pbase; | |
8813 | toff_t *psize; | |
63448a4d WP |
8814 | { |
8815 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 8816 | return 0; |
63448a4d WP |
8817 | } |
8818 | ||
e3130015 | 8819 | |
5ad6a5fb GM |
8820 | static void |
8821 | tiff_unmap_memory (data, base, size) | |
8822 | thandle_t data; | |
8823 | tdata_t base; | |
8824 | toff_t size; | |
63448a4d WP |
8825 | { |
8826 | /* We don't need to do this. */ | |
63448a4d WP |
8827 | } |
8828 | ||
e3130015 | 8829 | |
5ad6a5fb GM |
8830 | static toff_t |
8831 | tiff_size_of_memory (data) | |
8832 | thandle_t data; | |
63448a4d | 8833 | { |
5ad6a5fb | 8834 | return ((tiff_memory_source *) data)->len; |
63448a4d | 8835 | } |
333b20bb | 8836 | |
e3130015 | 8837 | |
c6892044 GM |
8838 | static void |
8839 | tiff_error_handler (title, format, ap) | |
8840 | const char *title, *format; | |
8841 | va_list ap; | |
8842 | { | |
8843 | char buf[512]; | |
8844 | int len; | |
177c0ea7 | 8845 | |
c6892044 GM |
8846 | len = sprintf (buf, "TIFF error: %s ", title); |
8847 | vsprintf (buf + len, format, ap); | |
8848 | add_to_log (buf, Qnil, Qnil); | |
8849 | } | |
8850 | ||
8851 | ||
8852 | static void | |
8853 | tiff_warning_handler (title, format, ap) | |
8854 | const char *title, *format; | |
8855 | va_list ap; | |
8856 | { | |
8857 | char buf[512]; | |
8858 | int len; | |
177c0ea7 | 8859 | |
c6892044 GM |
8860 | len = sprintf (buf, "TIFF warning: %s ", title); |
8861 | vsprintf (buf + len, format, ap); | |
8862 | add_to_log (buf, Qnil, Qnil); | |
8863 | } | |
8864 | ||
8865 | ||
333b20bb GM |
8866 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
8867 | successful. */ | |
8868 | ||
8869 | static int | |
8870 | tiff_load (f, img) | |
8871 | struct frame *f; | |
8872 | struct image *img; | |
8873 | { | |
8874 | Lisp_Object file, specified_file; | |
63448a4d | 8875 | Lisp_Object specified_data; |
333b20bb GM |
8876 | TIFF *tiff; |
8877 | int width, height, x, y; | |
8878 | uint32 *buf; | |
8879 | int rc; | |
8880 | XImage *ximg; | |
8881 | struct gcpro gcpro1; | |
63448a4d | 8882 | tiff_memory_source memsrc; |
333b20bb GM |
8883 | |
8884 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8885 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8886 | file = Qnil; |
8887 | GCPRO1 (file); | |
63448a4d | 8888 | |
c6892044 GM |
8889 | TIFFSetErrorHandler (tiff_error_handler); |
8890 | TIFFSetWarningHandler (tiff_warning_handler); | |
8891 | ||
63448a4d | 8892 | if (NILP (specified_data)) |
5ad6a5fb GM |
8893 | { |
8894 | /* Read from a file */ | |
8895 | file = x_find_image_file (specified_file); | |
8896 | if (!STRINGP (file)) | |
63448a4d | 8897 | { |
45158a91 | 8898 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
8899 | UNGCPRO; |
8900 | return 0; | |
8901 | } | |
177c0ea7 | 8902 | |
5ad6a5fb | 8903 | /* Try to open the image file. */ |
d5db4077 | 8904 | tiff = TIFFOpen (SDATA (file), "r"); |
5ad6a5fb GM |
8905 | if (tiff == NULL) |
8906 | { | |
8907 | image_error ("Cannot open `%s'", file, Qnil); | |
8908 | UNGCPRO; | |
8909 | return 0; | |
63448a4d | 8910 | } |
5ad6a5fb | 8911 | } |
63448a4d | 8912 | else |
5ad6a5fb GM |
8913 | { |
8914 | /* Memory source! */ | |
d5db4077 KR |
8915 | memsrc.bytes = SDATA (specified_data); |
8916 | memsrc.len = SBYTES (specified_data); | |
5ad6a5fb GM |
8917 | memsrc.index = 0; |
8918 | ||
8919 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
8920 | (TIFFReadWriteProc) tiff_read_from_memory, | |
8921 | (TIFFReadWriteProc) tiff_write_from_memory, | |
8922 | tiff_seek_in_memory, | |
8923 | tiff_close_memory, | |
8924 | tiff_size_of_memory, | |
8925 | tiff_mmap_memory, | |
8926 | tiff_unmap_memory); | |
8927 | ||
8928 | if (!tiff) | |
63448a4d | 8929 | { |
45158a91 | 8930 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8931 | UNGCPRO; |
8932 | return 0; | |
63448a4d | 8933 | } |
5ad6a5fb | 8934 | } |
333b20bb GM |
8935 | |
8936 | /* Get width and height of the image, and allocate a raster buffer | |
8937 | of width x height 32-bit values. */ | |
8938 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
8939 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
8940 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
177c0ea7 | 8941 | |
333b20bb GM |
8942 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); |
8943 | TIFFClose (tiff); | |
8944 | if (!rc) | |
8945 | { | |
45158a91 | 8946 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
8947 | xfree (buf); |
8948 | UNGCPRO; | |
8949 | return 0; | |
8950 | } | |
8951 | ||
333b20bb | 8952 | /* Create the X image and pixmap. */ |
45158a91 | 8953 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 8954 | { |
333b20bb GM |
8955 | xfree (buf); |
8956 | UNGCPRO; | |
8957 | return 0; | |
8958 | } | |
8959 | ||
8960 | /* Initialize the color table. */ | |
8961 | init_color_table (); | |
8962 | ||
8963 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
8964 | for (y = 0; y < height; ++y) | |
8965 | { | |
8966 | uint32 *row = buf + y * width; | |
177c0ea7 | 8967 | |
333b20bb GM |
8968 | for (x = 0; x < width; ++x) |
8969 | { | |
8970 | uint32 abgr = row[x]; | |
8971 | int r = TIFFGetR (abgr) << 8; | |
8972 | int g = TIFFGetG (abgr) << 8; | |
8973 | int b = TIFFGetB (abgr) << 8; | |
177c0ea7 | 8974 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); |
333b20bb GM |
8975 | } |
8976 | } | |
8977 | ||
8978 | /* Remember the colors allocated for the image. Free the color table. */ | |
8979 | img->colors = colors_in_color_table (&img->ncolors); | |
8980 | free_color_table (); | |
177c0ea7 | 8981 | |
f20a3b7a MB |
8982 | img->width = width; |
8983 | img->height = height; | |
8984 | ||
8985 | /* Maybe fill in the background field while we have ximg handy. */ | |
8986 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8987 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
8988 | |
8989 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8990 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8991 | x_destroy_x_image (ximg); | |
8992 | xfree (buf); | |
333b20bb GM |
8993 | |
8994 | UNGCPRO; | |
8995 | return 1; | |
8996 | } | |
8997 | ||
8998 | #endif /* HAVE_TIFF != 0 */ | |
8999 | ||
9000 | ||
9001 | \f | |
9002 | /*********************************************************************** | |
9003 | GIF | |
9004 | ***********************************************************************/ | |
9005 | ||
9006 | #if HAVE_GIF | |
9007 | ||
9008 | #include <gif_lib.h> | |
9009 | ||
9010 | static int gif_image_p P_ ((Lisp_Object object)); | |
9011 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9012 | ||
9013 | /* The symbol `gif' identifying images of this type. */ | |
9014 | ||
9015 | Lisp_Object Qgif; | |
9016 | ||
9017 | /* Indices of image specification fields in gif_format, below. */ | |
9018 | ||
9019 | enum gif_keyword_index | |
9020 | { | |
9021 | GIF_TYPE, | |
63448a4d | 9022 | GIF_DATA, |
333b20bb GM |
9023 | GIF_FILE, |
9024 | GIF_ASCENT, | |
9025 | GIF_MARGIN, | |
9026 | GIF_RELIEF, | |
9027 | GIF_ALGORITHM, | |
9028 | GIF_HEURISTIC_MASK, | |
4a8e312c | 9029 | GIF_MASK, |
333b20bb | 9030 | GIF_IMAGE, |
f20a3b7a | 9031 | GIF_BACKGROUND, |
333b20bb GM |
9032 | GIF_LAST |
9033 | }; | |
9034 | ||
9035 | /* Vector of image_keyword structures describing the format | |
9036 | of valid user-defined image specifications. */ | |
9037 | ||
9038 | static struct image_keyword gif_format[GIF_LAST] = | |
9039 | { | |
9040 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9041 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9042 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9043 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9044 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9045 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9046 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 9047 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9048 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 9049 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
f20a3b7a | 9050 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
9051 | }; |
9052 | ||
9053 | /* Structure describing the image type `gif'. */ | |
9054 | ||
9055 | static struct image_type gif_type = | |
9056 | { | |
9057 | &Qgif, | |
9058 | gif_image_p, | |
9059 | gif_load, | |
9060 | x_clear_image, | |
9061 | NULL | |
9062 | }; | |
9063 | ||
e3130015 | 9064 | |
333b20bb GM |
9065 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
9066 | ||
9067 | static int | |
9068 | gif_image_p (object) | |
9069 | Lisp_Object object; | |
9070 | { | |
9071 | struct image_keyword fmt[GIF_LAST]; | |
9072 | bcopy (gif_format, fmt, sizeof fmt); | |
177c0ea7 | 9073 | |
7c7ff7f5 | 9074 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 9075 | return 0; |
177c0ea7 | 9076 | |
63cec32f GM |
9077 | /* Must specify either the :data or :file keyword. */ |
9078 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
9079 | } |
9080 | ||
e3130015 | 9081 | |
63448a4d WP |
9082 | /* Reading a GIF image from memory |
9083 | Based on the PNG memory stuff to a certain extent. */ | |
9084 | ||
5ad6a5fb GM |
9085 | typedef struct |
9086 | { | |
63448a4d WP |
9087 | unsigned char *bytes; |
9088 | size_t len; | |
9089 | int index; | |
5ad6a5fb GM |
9090 | } |
9091 | gif_memory_source; | |
63448a4d | 9092 | |
e3130015 | 9093 | |
f036834a GM |
9094 | /* Make the current memory source available to gif_read_from_memory. |
9095 | It's done this way because not all versions of libungif support | |
9096 | a UserData field in the GifFileType structure. */ | |
9097 | static gif_memory_source *current_gif_memory_src; | |
9098 | ||
5ad6a5fb GM |
9099 | static int |
9100 | gif_read_from_memory (file, buf, len) | |
9101 | GifFileType *file; | |
9102 | GifByteType *buf; | |
9103 | int len; | |
63448a4d | 9104 | { |
f036834a | 9105 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 9106 | |
5ad6a5fb GM |
9107 | if (len > src->len - src->index) |
9108 | return -1; | |
63448a4d | 9109 | |
5ad6a5fb | 9110 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
9111 | src->index += len; |
9112 | return len; | |
9113 | } | |
333b20bb | 9114 | |
5ad6a5fb | 9115 | |
333b20bb GM |
9116 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
9117 | successful. */ | |
9118 | ||
9119 | static int | |
9120 | gif_load (f, img) | |
9121 | struct frame *f; | |
9122 | struct image *img; | |
9123 | { | |
9124 | Lisp_Object file, specified_file; | |
63448a4d | 9125 | Lisp_Object specified_data; |
333b20bb GM |
9126 | int rc, width, height, x, y, i; |
9127 | XImage *ximg; | |
9128 | ColorMapObject *gif_color_map; | |
9129 | unsigned long pixel_colors[256]; | |
9130 | GifFileType *gif; | |
9131 | struct gcpro gcpro1; | |
9132 | Lisp_Object image; | |
9133 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 9134 | gif_memory_source memsrc; |
9b784e96 | 9135 | unsigned char *raster; |
333b20bb GM |
9136 | |
9137 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9138 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9139 | file = Qnil; |
9140 | GCPRO1 (file); | |
63448a4d WP |
9141 | |
9142 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9143 | { |
9144 | file = x_find_image_file (specified_file); | |
9145 | if (!STRINGP (file)) | |
63448a4d | 9146 | { |
45158a91 | 9147 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
9148 | UNGCPRO; |
9149 | return 0; | |
9150 | } | |
177c0ea7 | 9151 | |
5ad6a5fb | 9152 | /* Open the GIF file. */ |
d5db4077 | 9153 | gif = DGifOpenFileName (SDATA (file)); |
5ad6a5fb GM |
9154 | if (gif == NULL) |
9155 | { | |
9156 | image_error ("Cannot open `%s'", file, Qnil); | |
9157 | UNGCPRO; | |
9158 | return 0; | |
63448a4d | 9159 | } |
5ad6a5fb | 9160 | } |
63448a4d | 9161 | else |
5ad6a5fb GM |
9162 | { |
9163 | /* Read from memory! */ | |
f036834a | 9164 | current_gif_memory_src = &memsrc; |
d5db4077 KR |
9165 | memsrc.bytes = SDATA (specified_data); |
9166 | memsrc.len = SBYTES (specified_data); | |
5ad6a5fb | 9167 | memsrc.index = 0; |
63448a4d | 9168 | |
810f2256 | 9169 | gif = DGifOpen (&memsrc, gif_read_from_memory); |
5ad6a5fb GM |
9170 | if (!gif) |
9171 | { | |
45158a91 | 9172 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9173 | UNGCPRO; |
9174 | return 0; | |
63448a4d | 9175 | } |
5ad6a5fb | 9176 | } |
333b20bb GM |
9177 | |
9178 | /* Read entire contents. */ | |
9179 | rc = DGifSlurp (gif); | |
9180 | if (rc == GIF_ERROR) | |
9181 | { | |
45158a91 | 9182 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
9183 | DGifCloseFile (gif); |
9184 | UNGCPRO; | |
9185 | return 0; | |
9186 | } | |
9187 | ||
3ccff1e3 | 9188 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
9189 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
9190 | if (ino >= gif->ImageCount) | |
9191 | { | |
45158a91 GM |
9192 | image_error ("Invalid image number `%s' in image `%s'", |
9193 | image, img->spec); | |
333b20bb GM |
9194 | DGifCloseFile (gif); |
9195 | UNGCPRO; | |
9196 | return 0; | |
9197 | } | |
9198 | ||
c7f07c4c PJ |
9199 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
9200 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
333b20bb | 9201 | |
333b20bb | 9202 | /* Create the X image and pixmap. */ |
45158a91 | 9203 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9204 | { |
333b20bb GM |
9205 | DGifCloseFile (gif); |
9206 | UNGCPRO; | |
9207 | return 0; | |
9208 | } | |
177c0ea7 | 9209 | |
333b20bb GM |
9210 | /* Allocate colors. */ |
9211 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
9212 | if (!gif_color_map) | |
9213 | gif_color_map = gif->SColorMap; | |
9214 | init_color_table (); | |
9215 | bzero (pixel_colors, sizeof pixel_colors); | |
177c0ea7 | 9216 | |
333b20bb GM |
9217 | for (i = 0; i < gif_color_map->ColorCount; ++i) |
9218 | { | |
9219 | int r = gif_color_map->Colors[i].Red << 8; | |
9220 | int g = gif_color_map->Colors[i].Green << 8; | |
9221 | int b = gif_color_map->Colors[i].Blue << 8; | |
9222 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
9223 | } | |
9224 | ||
9225 | img->colors = colors_in_color_table (&img->ncolors); | |
9226 | free_color_table (); | |
9227 | ||
9228 | /* Clear the part of the screen image that are not covered by | |
177c0ea7 | 9229 | the image from the GIF file. Full animated GIF support |
333b20bb GM |
9230 | requires more than can be done here (see the gif89 spec, |
9231 | disposal methods). Let's simply assume that the part | |
9232 | not covered by a sub-image is in the frame's background color. */ | |
9233 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
9234 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
9235 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
9236 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
9237 | ||
9238 | for (y = 0; y < image_top; ++y) | |
9239 | for (x = 0; x < width; ++x) | |
9240 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9241 | ||
9242 | for (y = image_top + image_height; y < height; ++y) | |
9243 | for (x = 0; x < width; ++x) | |
9244 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9245 | ||
9246 | for (y = image_top; y < image_top + image_height; ++y) | |
9247 | { | |
9248 | for (x = 0; x < image_left; ++x) | |
9249 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9250 | for (x = image_left + image_width; x < width; ++x) | |
9251 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9252 | } | |
9253 | ||
9b784e96 GM |
9254 | /* Read the GIF image into the X image. We use a local variable |
9255 | `raster' here because RasterBits below is a char *, and invites | |
9256 | problems with bytes >= 0x80. */ | |
9257 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
177c0ea7 | 9258 | |
333b20bb GM |
9259 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
9260 | { | |
9261 | static int interlace_start[] = {0, 4, 2, 1}; | |
9262 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9b207e8e | 9263 | int pass; |
06482119 GM |
9264 | int row = interlace_start[0]; |
9265 | ||
9266 | pass = 0; | |
333b20bb | 9267 | |
06482119 | 9268 | for (y = 0; y < image_height; y++) |
333b20bb | 9269 | { |
06482119 GM |
9270 | if (row >= image_height) |
9271 | { | |
9272 | row = interlace_start[++pass]; | |
9273 | while (row >= image_height) | |
9274 | row = interlace_start[++pass]; | |
9275 | } | |
177c0ea7 | 9276 | |
06482119 GM |
9277 | for (x = 0; x < image_width; x++) |
9278 | { | |
9b784e96 | 9279 | int i = raster[(y * image_width) + x]; |
06482119 GM |
9280 | XPutPixel (ximg, x + image_left, row + image_top, |
9281 | pixel_colors[i]); | |
9282 | } | |
177c0ea7 | 9283 | |
06482119 | 9284 | row += interlace_increment[pass]; |
333b20bb GM |
9285 | } |
9286 | } | |
9287 | else | |
9288 | { | |
9289 | for (y = 0; y < image_height; ++y) | |
9290 | for (x = 0; x < image_width; ++x) | |
9291 | { | |
9b784e96 | 9292 | int i = raster[y * image_width + x]; |
333b20bb GM |
9293 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
9294 | } | |
9295 | } | |
177c0ea7 | 9296 | |
333b20bb | 9297 | DGifCloseFile (gif); |
f20a3b7a MB |
9298 | |
9299 | /* Maybe fill in the background field while we have ximg handy. */ | |
9300 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9301 | IMAGE_BACKGROUND (img, f, ximg); | |
177c0ea7 | 9302 | |
333b20bb GM |
9303 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
9304 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9305 | x_destroy_x_image (ximg); | |
177c0ea7 | 9306 | |
333b20bb GM |
9307 | UNGCPRO; |
9308 | return 1; | |
9309 | } | |
9310 | ||
9311 | #endif /* HAVE_GIF != 0 */ | |
9312 | ||
9313 | ||
9314 | \f | |
9315 | /*********************************************************************** | |
9316 | Ghostscript | |
9317 | ***********************************************************************/ | |
9318 | ||
9319 | static int gs_image_p P_ ((Lisp_Object object)); | |
9320 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
9321 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
9322 | ||
fcf431dc | 9323 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 9324 | |
fcf431dc | 9325 | Lisp_Object Qpostscript; |
333b20bb GM |
9326 | |
9327 | /* Keyword symbols. */ | |
9328 | ||
9329 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
9330 | ||
9331 | /* Indices of image specification fields in gs_format, below. */ | |
9332 | ||
9333 | enum gs_keyword_index | |
9334 | { | |
9335 | GS_TYPE, | |
9336 | GS_PT_WIDTH, | |
9337 | GS_PT_HEIGHT, | |
9338 | GS_FILE, | |
9339 | GS_LOADER, | |
9340 | GS_BOUNDING_BOX, | |
9341 | GS_ASCENT, | |
9342 | GS_MARGIN, | |
9343 | GS_RELIEF, | |
9344 | GS_ALGORITHM, | |
9345 | GS_HEURISTIC_MASK, | |
4a8e312c | 9346 | GS_MASK, |
f20a3b7a | 9347 | GS_BACKGROUND, |
333b20bb GM |
9348 | GS_LAST |
9349 | }; | |
9350 | ||
9351 | /* Vector of image_keyword structures describing the format | |
9352 | of valid user-defined image specifications. */ | |
9353 | ||
9354 | static struct image_keyword gs_format[GS_LAST] = | |
9355 | { | |
9356 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9357 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9358 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9359 | {":file", IMAGE_STRING_VALUE, 1}, | |
9360 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
9361 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 9362 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9363 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9364 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9365 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9366 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9367 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9368 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9369 | }; |
9370 | ||
9371 | /* Structure describing the image type `ghostscript'. */ | |
9372 | ||
9373 | static struct image_type gs_type = | |
9374 | { | |
fcf431dc | 9375 | &Qpostscript, |
333b20bb GM |
9376 | gs_image_p, |
9377 | gs_load, | |
9378 | gs_clear_image, | |
9379 | NULL | |
9380 | }; | |
9381 | ||
9382 | ||
9383 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
9384 | ||
9385 | static void | |
9386 | gs_clear_image (f, img) | |
9387 | struct frame *f; | |
9388 | struct image *img; | |
9389 | { | |
9390 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
9391 | xfree (img->data.ptr_val); | |
9392 | x_clear_image (f, img); | |
9393 | } | |
9394 | ||
9395 | ||
9396 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
9397 | specification. */ | |
9398 | ||
9399 | static int | |
9400 | gs_image_p (object) | |
9401 | Lisp_Object object; | |
9402 | { | |
9403 | struct image_keyword fmt[GS_LAST]; | |
9404 | Lisp_Object tem; | |
9405 | int i; | |
177c0ea7 | 9406 | |
333b20bb | 9407 | bcopy (gs_format, fmt, sizeof fmt); |
177c0ea7 | 9408 | |
7c7ff7f5 | 9409 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
9410 | return 0; |
9411 | ||
9412 | /* Bounding box must be a list or vector containing 4 integers. */ | |
9413 | tem = fmt[GS_BOUNDING_BOX].value; | |
9414 | if (CONSP (tem)) | |
9415 | { | |
9416 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
9417 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
9418 | return 0; | |
9419 | if (!NILP (tem)) | |
9420 | return 0; | |
9421 | } | |
9422 | else if (VECTORP (tem)) | |
9423 | { | |
9424 | if (XVECTOR (tem)->size != 4) | |
9425 | return 0; | |
9426 | for (i = 0; i < 4; ++i) | |
9427 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
9428 | return 0; | |
9429 | } | |
9430 | else | |
9431 | return 0; | |
9432 | ||
9433 | return 1; | |
9434 | } | |
9435 | ||
9436 | ||
9437 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
9438 | if successful. */ | |
9439 | ||
9440 | static int | |
9441 | gs_load (f, img) | |
9442 | struct frame *f; | |
9443 | struct image *img; | |
9444 | { | |
9445 | char buffer[100]; | |
9446 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
9447 | struct gcpro gcpro1, gcpro2; | |
9448 | Lisp_Object frame; | |
9449 | double in_width, in_height; | |
9450 | Lisp_Object pixel_colors = Qnil; | |
9451 | ||
9452 | /* Compute pixel size of pixmap needed from the given size in the | |
9453 | image specification. Sizes in the specification are in pt. 1 pt | |
9454 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
9455 | info. */ | |
9456 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
9457 | in_width = XFASTINT (pt_width) / 72.0; | |
9458 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
9459 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
9460 | in_height = XFASTINT (pt_height) / 72.0; | |
9461 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
9462 | ||
9463 | /* Create the pixmap. */ | |
dd00328a | 9464 | xassert (img->pixmap == None); |
333b20bb GM |
9465 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9466 | img->width, img->height, | |
9467 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
9468 | |
9469 | if (!img->pixmap) | |
9470 | { | |
45158a91 | 9471 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
9472 | return 0; |
9473 | } | |
177c0ea7 | 9474 | |
333b20bb GM |
9475 | /* Call the loader to fill the pixmap. It returns a process object |
9476 | if successful. We do not record_unwind_protect here because | |
9477 | other places in redisplay like calling window scroll functions | |
9478 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
9479 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
9480 | ||
9481 | sprintf (buffer, "%lu %lu", | |
9482 | (unsigned long) FRAME_X_WINDOW (f), | |
9483 | (unsigned long) img->pixmap); | |
9484 | window_and_pixmap_id = build_string (buffer); | |
177c0ea7 | 9485 | |
333b20bb GM |
9486 | sprintf (buffer, "%lu %lu", |
9487 | FRAME_FOREGROUND_PIXEL (f), | |
9488 | FRAME_BACKGROUND_PIXEL (f)); | |
9489 | pixel_colors = build_string (buffer); | |
177c0ea7 | 9490 | |
333b20bb GM |
9491 | XSETFRAME (frame, f); |
9492 | loader = image_spec_value (img->spec, QCloader, NULL); | |
9493 | if (NILP (loader)) | |
9494 | loader = intern ("gs-load-image"); | |
9495 | ||
9496 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
9497 | make_number (img->width), | |
9498 | make_number (img->height), | |
9499 | window_and_pixmap_id, | |
9500 | pixel_colors); | |
9501 | UNGCPRO; | |
9502 | return PROCESSP (img->data.lisp_val); | |
9503 | } | |
9504 | ||
9505 | ||
9506 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
9507 | frame F. Called from XTread_socket when receiving an event | |
9508 | telling Emacs that Ghostscript has finished drawing. */ | |
9509 | ||
9510 | void | |
9511 | x_kill_gs_process (pixmap, f) | |
9512 | Pixmap pixmap; | |
9513 | struct frame *f; | |
9514 | { | |
9515 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9516 | int class, i; | |
9517 | struct image *img; | |
9518 | ||
9519 | /* Find the image containing PIXMAP. */ | |
9520 | for (i = 0; i < c->used; ++i) | |
9521 | if (c->images[i]->pixmap == pixmap) | |
9522 | break; | |
9523 | ||
daba7643 GM |
9524 | /* Should someone in between have cleared the image cache, for |
9525 | instance, give up. */ | |
9526 | if (i == c->used) | |
9527 | return; | |
177c0ea7 | 9528 | |
333b20bb GM |
9529 | /* Kill the GS process. We should have found PIXMAP in the image |
9530 | cache and its image should contain a process object. */ | |
333b20bb GM |
9531 | img = c->images[i]; |
9532 | xassert (PROCESSP (img->data.lisp_val)); | |
9533 | Fkill_process (img->data.lisp_val, Qnil); | |
9534 | img->data.lisp_val = Qnil; | |
9535 | ||
9536 | /* On displays with a mutable colormap, figure out the colors | |
9537 | allocated for the image by looking at the pixels of an XImage for | |
9538 | img->pixmap. */ | |
383d6ffc | 9539 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
9540 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
9541 | { | |
9542 | XImage *ximg; | |
9543 | ||
9544 | BLOCK_INPUT; | |
9545 | ||
9546 | /* Try to get an XImage for img->pixmep. */ | |
9547 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
9548 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
9549 | if (ximg) | |
9550 | { | |
9551 | int x, y; | |
177c0ea7 | 9552 | |
333b20bb GM |
9553 | /* Initialize the color table. */ |
9554 | init_color_table (); | |
177c0ea7 | 9555 | |
333b20bb GM |
9556 | /* For each pixel of the image, look its color up in the |
9557 | color table. After having done so, the color table will | |
9558 | contain an entry for each color used by the image. */ | |
9559 | for (y = 0; y < img->height; ++y) | |
9560 | for (x = 0; x < img->width; ++x) | |
9561 | { | |
9562 | unsigned long pixel = XGetPixel (ximg, x, y); | |
9563 | lookup_pixel_color (f, pixel); | |
9564 | } | |
9565 | ||
9566 | /* Record colors in the image. Free color table and XImage. */ | |
9567 | img->colors = colors_in_color_table (&img->ncolors); | |
9568 | free_color_table (); | |
9569 | XDestroyImage (ximg); | |
9570 | ||
9571 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
9572 | here, we get a BadAccess later in x_clear_image when | |
9573 | freeing the colors. */ | |
9574 | /* We have allocated colors once, but Ghostscript has also | |
9575 | allocated colors on behalf of us. So, to get the | |
9576 | reference counts right, free them once. */ | |
9577 | if (img->ncolors) | |
462d5d40 | 9578 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
9579 | #endif |
9580 | } | |
9581 | else | |
9582 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 9583 | img->spec, Qnil); |
177c0ea7 | 9584 | |
333b20bb GM |
9585 | UNBLOCK_INPUT; |
9586 | } | |
ad18ffb1 GM |
9587 | |
9588 | /* Now that we have the pixmap, compute mask and transform the | |
9589 | image if requested. */ | |
9590 | BLOCK_INPUT; | |
9591 | postprocess_image (f, img); | |
9592 | UNBLOCK_INPUT; | |
333b20bb GM |
9593 | } |
9594 | ||
9595 | ||
9596 | \f | |
9597 | /*********************************************************************** | |
9598 | Window properties | |
9599 | ***********************************************************************/ | |
9600 | ||
9601 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
9602 | Sx_change_window_property, 2, 3, 0, | |
7ee72033 | 9603 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
c061c855 | 9604 | PROP and VALUE must be strings. FRAME nil or omitted means use the |
7ee72033 MB |
9605 | selected frame. Value is VALUE. */) |
9606 | (prop, value, frame) | |
333b20bb GM |
9607 | Lisp_Object frame, prop, value; |
9608 | { | |
9609 | struct frame *f = check_x_frame (frame); | |
9610 | Atom prop_atom; | |
9611 | ||
b7826503 PJ |
9612 | CHECK_STRING (prop); |
9613 | CHECK_STRING (value); | |
333b20bb GM |
9614 | |
9615 | BLOCK_INPUT; | |
d5db4077 | 9616 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False); |
333b20bb GM |
9617 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9618 | prop_atom, XA_STRING, 8, PropModeReplace, | |
d5db4077 | 9619 | SDATA (value), SCHARS (value)); |
333b20bb GM |
9620 | |
9621 | /* Make sure the property is set when we return. */ | |
9622 | XFlush (FRAME_X_DISPLAY (f)); | |
9623 | UNBLOCK_INPUT; | |
9624 | ||
9625 | return value; | |
9626 | } | |
9627 | ||
9628 | ||
9629 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
9630 | Sx_delete_window_property, 1, 2, 0, | |
7ee72033 MB |
9631 | doc: /* Remove window property PROP from X window of FRAME. |
9632 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
9633 | (prop, frame) | |
333b20bb GM |
9634 | Lisp_Object prop, frame; |
9635 | { | |
9636 | struct frame *f = check_x_frame (frame); | |
9637 | Atom prop_atom; | |
9638 | ||
b7826503 | 9639 | CHECK_STRING (prop); |
333b20bb | 9640 | BLOCK_INPUT; |
d5db4077 | 9641 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False); |
333b20bb GM |
9642 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); |
9643 | ||
9644 | /* Make sure the property is removed when we return. */ | |
9645 | XFlush (FRAME_X_DISPLAY (f)); | |
9646 | UNBLOCK_INPUT; | |
9647 | ||
9648 | return prop; | |
9649 | } | |
9650 | ||
9651 | ||
9652 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
9653 | 1, 2, 0, | |
7ee72033 | 9654 | doc: /* Value is the value of window property PROP on FRAME. |
c061c855 GM |
9655 | If FRAME is nil or omitted, use the selected frame. Value is nil |
9656 | if FRAME hasn't a property with name PROP or if PROP has no string | |
7ee72033 MB |
9657 | value. */) |
9658 | (prop, frame) | |
333b20bb GM |
9659 | Lisp_Object prop, frame; |
9660 | { | |
9661 | struct frame *f = check_x_frame (frame); | |
9662 | Atom prop_atom; | |
9663 | int rc; | |
9664 | Lisp_Object prop_value = Qnil; | |
9665 | char *tmp_data = NULL; | |
9666 | Atom actual_type; | |
9667 | int actual_format; | |
9668 | unsigned long actual_size, bytes_remaining; | |
9669 | ||
b7826503 | 9670 | CHECK_STRING (prop); |
333b20bb | 9671 | BLOCK_INPUT; |
d5db4077 | 9672 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False); |
333b20bb GM |
9673 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9674 | prop_atom, 0, 0, False, XA_STRING, | |
9675 | &actual_type, &actual_format, &actual_size, | |
9676 | &bytes_remaining, (unsigned char **) &tmp_data); | |
9677 | if (rc == Success) | |
9678 | { | |
9679 | int size = bytes_remaining; | |
9680 | ||
9681 | XFree (tmp_data); | |
9682 | tmp_data = NULL; | |
9683 | ||
9684 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9685 | prop_atom, 0, bytes_remaining, | |
9686 | False, XA_STRING, | |
177c0ea7 JB |
9687 | &actual_type, &actual_format, |
9688 | &actual_size, &bytes_remaining, | |
333b20bb | 9689 | (unsigned char **) &tmp_data); |
4c8c7926 | 9690 | if (rc == Success && tmp_data) |
333b20bb GM |
9691 | prop_value = make_string (tmp_data, size); |
9692 | ||
9693 | XFree (tmp_data); | |
9694 | } | |
9695 | ||
9696 | UNBLOCK_INPUT; | |
9697 | return prop_value; | |
9698 | } | |
9699 | ||
9700 | ||
9701 | \f | |
9702 | /*********************************************************************** | |
9703 | Busy cursor | |
9704 | ***********************************************************************/ | |
9705 | ||
4ae9a85e | 9706 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 9707 | an hourglass cursor on all frames. */ |
333b20bb | 9708 | |
0af913d7 | 9709 | static struct atimer *hourglass_atimer; |
333b20bb | 9710 | |
0af913d7 | 9711 | /* Non-zero means an hourglass cursor is currently shown. */ |
333b20bb | 9712 | |
0af913d7 | 9713 | static int hourglass_shown_p; |
333b20bb | 9714 | |
0af913d7 | 9715 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
333b20bb | 9716 | |
0af913d7 | 9717 | static Lisp_Object Vhourglass_delay; |
333b20bb | 9718 | |
0af913d7 | 9719 | /* Default number of seconds to wait before displaying an hourglass |
4ae9a85e GM |
9720 | cursor. */ |
9721 | ||
0af913d7 | 9722 | #define DEFAULT_HOURGLASS_DELAY 1 |
4ae9a85e GM |
9723 | |
9724 | /* Function prototypes. */ | |
9725 | ||
0af913d7 GM |
9726 | static void show_hourglass P_ ((struct atimer *)); |
9727 | static void hide_hourglass P_ ((void)); | |
4ae9a85e GM |
9728 | |
9729 | ||
0af913d7 | 9730 | /* Cancel a currently active hourglass timer, and start a new one. */ |
4ae9a85e GM |
9731 | |
9732 | void | |
0af913d7 | 9733 | start_hourglass () |
333b20bb | 9734 | { |
4ae9a85e | 9735 | EMACS_TIME delay; |
3caa99d3 | 9736 | int secs, usecs = 0; |
177c0ea7 | 9737 | |
0af913d7 | 9738 | cancel_hourglass (); |
4ae9a85e | 9739 | |
0af913d7 GM |
9740 | if (INTEGERP (Vhourglass_delay) |
9741 | && XINT (Vhourglass_delay) > 0) | |
9742 | secs = XFASTINT (Vhourglass_delay); | |
9743 | else if (FLOATP (Vhourglass_delay) | |
9744 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
3caa99d3 GM |
9745 | { |
9746 | Lisp_Object tem; | |
0af913d7 | 9747 | tem = Ftruncate (Vhourglass_delay, Qnil); |
3caa99d3 | 9748 | secs = XFASTINT (tem); |
0af913d7 | 9749 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
3caa99d3 | 9750 | } |
4ae9a85e | 9751 | else |
0af913d7 | 9752 | secs = DEFAULT_HOURGLASS_DELAY; |
177c0ea7 | 9753 | |
3caa99d3 | 9754 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
9755 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
9756 | show_hourglass, NULL); | |
4ae9a85e GM |
9757 | } |
9758 | ||
9759 | ||
0af913d7 | 9760 | /* Cancel the hourglass cursor timer if active, hide a busy cursor if |
4ae9a85e GM |
9761 | shown. */ |
9762 | ||
9763 | void | |
0af913d7 | 9764 | cancel_hourglass () |
4ae9a85e | 9765 | { |
0af913d7 | 9766 | if (hourglass_atimer) |
99f01f62 | 9767 | { |
0af913d7 GM |
9768 | cancel_atimer (hourglass_atimer); |
9769 | hourglass_atimer = NULL; | |
99f01f62 | 9770 | } |
177c0ea7 | 9771 | |
0af913d7 GM |
9772 | if (hourglass_shown_p) |
9773 | hide_hourglass (); | |
4ae9a85e GM |
9774 | } |
9775 | ||
9776 | ||
0af913d7 GM |
9777 | /* Timer function of hourglass_atimer. TIMER is equal to |
9778 | hourglass_atimer. | |
4ae9a85e | 9779 | |
0af913d7 GM |
9780 | Display an hourglass pointer on all frames by mapping the frames' |
9781 | hourglass_window. Set the hourglass_p flag in the frames' | |
9782 | output_data.x structure to indicate that an hourglass cursor is | |
9783 | shown on the frames. */ | |
4ae9a85e GM |
9784 | |
9785 | static void | |
0af913d7 | 9786 | show_hourglass (timer) |
4ae9a85e GM |
9787 | struct atimer *timer; |
9788 | { | |
9789 | /* The timer implementation will cancel this timer automatically | |
0af913d7 | 9790 | after this function has run. Set hourglass_atimer to null |
4ae9a85e | 9791 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 9792 | hourglass_atimer = NULL; |
4ae9a85e | 9793 | |
0af913d7 | 9794 | if (!hourglass_shown_p) |
333b20bb GM |
9795 | { |
9796 | Lisp_Object rest, frame; | |
177c0ea7 | 9797 | |
4ae9a85e | 9798 | BLOCK_INPUT; |
177c0ea7 | 9799 | |
333b20bb | 9800 | FOR_EACH_FRAME (rest, frame) |
5f7a1890 GM |
9801 | { |
9802 | struct frame *f = XFRAME (frame); | |
177c0ea7 | 9803 | |
5f7a1890 GM |
9804 | if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f)) |
9805 | { | |
9806 | Display *dpy = FRAME_X_DISPLAY (f); | |
177c0ea7 | 9807 | |
5f7a1890 GM |
9808 | #ifdef USE_X_TOOLKIT |
9809 | if (f->output_data.x->widget) | |
9810 | #else | |
9811 | if (FRAME_OUTER_WINDOW (f)) | |
9812 | #endif | |
9813 | { | |
0af913d7 | 9814 | f->output_data.x->hourglass_p = 1; |
177c0ea7 | 9815 | |
0af913d7 | 9816 | if (!f->output_data.x->hourglass_window) |
5f7a1890 GM |
9817 | { |
9818 | unsigned long mask = CWCursor; | |
9819 | XSetWindowAttributes attrs; | |
177c0ea7 | 9820 | |
0af913d7 | 9821 | attrs.cursor = f->output_data.x->hourglass_cursor; |
177c0ea7 | 9822 | |
0af913d7 | 9823 | f->output_data.x->hourglass_window |
5f7a1890 GM |
9824 | = XCreateWindow (dpy, FRAME_OUTER_WINDOW (f), |
9825 | 0, 0, 32000, 32000, 0, 0, | |
9826 | InputOnly, | |
9827 | CopyFromParent, | |
9828 | mask, &attrs); | |
9829 | } | |
177c0ea7 | 9830 | |
0af913d7 | 9831 | XMapRaised (dpy, f->output_data.x->hourglass_window); |
5f7a1890 GM |
9832 | XFlush (dpy); |
9833 | } | |
9834 | } | |
9835 | } | |
333b20bb | 9836 | |
0af913d7 | 9837 | hourglass_shown_p = 1; |
4ae9a85e GM |
9838 | UNBLOCK_INPUT; |
9839 | } | |
333b20bb GM |
9840 | } |
9841 | ||
9842 | ||
0af913d7 GM |
9843 | /* Hide the hourglass pointer on all frames, if it is currently |
9844 | shown. */ | |
333b20bb | 9845 | |
4ae9a85e | 9846 | static void |
0af913d7 | 9847 | hide_hourglass () |
4ae9a85e | 9848 | { |
0af913d7 | 9849 | if (hourglass_shown_p) |
333b20bb | 9850 | { |
4ae9a85e GM |
9851 | Lisp_Object rest, frame; |
9852 | ||
9853 | BLOCK_INPUT; | |
9854 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 9855 | { |
4ae9a85e | 9856 | struct frame *f = XFRAME (frame); |
177c0ea7 | 9857 | |
4ae9a85e GM |
9858 | if (FRAME_X_P (f) |
9859 | /* Watch out for newly created frames. */ | |
0af913d7 | 9860 | && f->output_data.x->hourglass_window) |
4ae9a85e | 9861 | { |
0af913d7 GM |
9862 | XUnmapWindow (FRAME_X_DISPLAY (f), |
9863 | f->output_data.x->hourglass_window); | |
9864 | /* Sync here because XTread_socket looks at the | |
9865 | hourglass_p flag that is reset to zero below. */ | |
4ae9a85e | 9866 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 9867 | f->output_data.x->hourglass_p = 0; |
4ae9a85e | 9868 | } |
333b20bb | 9869 | } |
333b20bb | 9870 | |
0af913d7 | 9871 | hourglass_shown_p = 0; |
4ae9a85e GM |
9872 | UNBLOCK_INPUT; |
9873 | } | |
333b20bb GM |
9874 | } |
9875 | ||
9876 | ||
9877 | \f | |
9878 | /*********************************************************************** | |
9879 | Tool tips | |
9880 | ***********************************************************************/ | |
9881 | ||
9882 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
275841bf | 9883 | Lisp_Object, Lisp_Object)); |
06d62053 | 9884 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
ab452f99 | 9885 | Lisp_Object, int, int, int *, int *)); |
177c0ea7 | 9886 | |
44b5a125 | 9887 | /* The frame of a currently visible tooltip. */ |
333b20bb | 9888 | |
44b5a125 | 9889 | Lisp_Object tip_frame; |
333b20bb GM |
9890 | |
9891 | /* If non-nil, a timer started that hides the last tooltip when it | |
9892 | fires. */ | |
9893 | ||
9894 | Lisp_Object tip_timer; | |
9895 | Window tip_window; | |
9896 | ||
06d62053 GM |
9897 | /* If non-nil, a vector of 3 elements containing the last args |
9898 | with which x-show-tip was called. See there. */ | |
9899 | ||
9900 | Lisp_Object last_show_tip_args; | |
9901 | ||
d63931a2 GM |
9902 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
9903 | ||
9904 | Lisp_Object Vx_max_tooltip_size; | |
9905 | ||
eaf1eea9 GM |
9906 | |
9907 | static Lisp_Object | |
9908 | unwind_create_tip_frame (frame) | |
9909 | Lisp_Object frame; | |
9910 | { | |
c844a81a GM |
9911 | Lisp_Object deleted; |
9912 | ||
9913 | deleted = unwind_create_frame (frame); | |
9914 | if (EQ (deleted, Qt)) | |
9915 | { | |
9916 | tip_window = None; | |
9917 | tip_frame = Qnil; | |
9918 | } | |
177c0ea7 | 9919 | |
c844a81a | 9920 | return deleted; |
eaf1eea9 GM |
9921 | } |
9922 | ||
9923 | ||
333b20bb | 9924 | /* Create a frame for a tooltip on the display described by DPYINFO. |
275841bf GM |
9925 | PARMS is a list of frame parameters. TEXT is the string to |
9926 | display in the tip frame. Value is the frame. | |
eaf1eea9 GM |
9927 | |
9928 | Note that functions called here, esp. x_default_parameter can | |
9929 | signal errors, for instance when a specified color name is | |
9930 | undefined. We have to make sure that we're in a consistent state | |
9931 | when this happens. */ | |
333b20bb GM |
9932 | |
9933 | static Lisp_Object | |
275841bf | 9934 | x_create_tip_frame (dpyinfo, parms, text) |
333b20bb | 9935 | struct x_display_info *dpyinfo; |
275841bf | 9936 | Lisp_Object parms, text; |
333b20bb GM |
9937 | { |
9938 | struct frame *f; | |
9939 | Lisp_Object frame, tem; | |
9940 | Lisp_Object name; | |
333b20bb GM |
9941 | long window_prompting = 0; |
9942 | int width, height; | |
331379bf | 9943 | int count = SPECPDL_INDEX (); |
b6d7acec | 9944 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb | 9945 | struct kboard *kb; |
06d62053 | 9946 | int face_change_count_before = face_change_count; |
275841bf GM |
9947 | Lisp_Object buffer; |
9948 | struct buffer *old_buffer; | |
333b20bb GM |
9949 | |
9950 | check_x (); | |
9951 | ||
9952 | /* Use this general default value to start with until we know if | |
9953 | this frame has a specified name. */ | |
9954 | Vx_resource_name = Vinvocation_name; | |
9955 | ||
9956 | #ifdef MULTI_KBOARD | |
9957 | kb = dpyinfo->kboard; | |
9958 | #else | |
9959 | kb = &the_only_kboard; | |
9960 | #endif | |
9961 | ||
9962 | /* Get the name of the frame to use for resource lookup. */ | |
9963 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
9964 | if (!STRINGP (name) | |
9965 | && !EQ (name, Qunbound) | |
9966 | && !NILP (name)) | |
9967 | error ("Invalid frame name--not a string or nil"); | |
9968 | Vx_resource_name = name; | |
9969 | ||
9970 | frame = Qnil; | |
9971 | GCPRO3 (parms, name, frame); | |
44b5a125 | 9972 | f = make_frame (1); |
333b20bb | 9973 | XSETFRAME (frame, f); |
275841bf GM |
9974 | |
9975 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
be786000 | 9976 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer, Qnil); |
275841bf GM |
9977 | old_buffer = current_buffer; |
9978 | set_buffer_internal_1 (XBUFFER (buffer)); | |
d63931a2 | 9979 | current_buffer->truncate_lines = Qnil; |
275841bf GM |
9980 | Ferase_buffer (); |
9981 | Finsert (1, &text); | |
9982 | set_buffer_internal_1 (old_buffer); | |
177c0ea7 | 9983 | |
333b20bb | 9984 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
8a1a7743 | 9985 | record_unwind_protect (unwind_create_tip_frame, frame); |
333b20bb | 9986 | |
428a555e KL |
9987 | f->display = dpyinfo->frame_display; |
9988 | f->display->reference_count++; | |
daf01701 | 9989 | |
eaf1eea9 GM |
9990 | /* By setting the output method, we're essentially saying that |
9991 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
9992 | from this point on, x_destroy_window might screw up reference | |
9993 | counts etc. */ | |
333b20bb GM |
9994 | f->output_method = output_x_window; |
9995 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
9996 | bzero (f->output_data.x, sizeof (struct x_output)); | |
9997 | f->output_data.x->icon_bitmap = -1; | |
be786000 | 9998 | FRAME_FONTSET (f) = -1; |
61d461a8 GM |
9999 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
10000 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
10001 | #ifdef USE_TOOLKIT_SCROLL_BARS |
10002 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
10003 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
10004 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
333b20bb GM |
10005 | f->icon_name = Qnil; |
10006 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
f1d2ce7f | 10007 | #if GLYPH_DEBUG |
eaf1eea9 GM |
10008 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
10009 | dpyinfo_refcount = dpyinfo->reference_count; | |
10010 | #endif /* GLYPH_DEBUG */ | |
333b20bb GM |
10011 | #ifdef MULTI_KBOARD |
10012 | FRAME_KBOARD (f) = kb; | |
10013 | #endif | |
10014 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10015 | f->output_data.x->explicit_parent = 0; | |
10016 | ||
61d461a8 GM |
10017 | /* These colors will be set anyway later, but it's important |
10018 | to get the color reference counts right, so initialize them! */ | |
10019 | { | |
10020 | Lisp_Object black; | |
10021 | struct gcpro gcpro1; | |
177c0ea7 | 10022 | |
61d461a8 GM |
10023 | black = build_string ("black"); |
10024 | GCPRO1 (black); | |
10025 | f->output_data.x->foreground_pixel | |
10026 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10027 | f->output_data.x->background_pixel | |
10028 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10029 | f->output_data.x->cursor_pixel | |
10030 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10031 | f->output_data.x->cursor_foreground_pixel | |
10032 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10033 | f->output_data.x->border_pixel | |
10034 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10035 | f->output_data.x->mouse_pixel | |
10036 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10037 | UNGCPRO; | |
10038 | } | |
10039 | ||
333b20bb GM |
10040 | /* Set the name; the functions to which we pass f expect the name to |
10041 | be set. */ | |
10042 | if (EQ (name, Qunbound) || NILP (name)) | |
10043 | { | |
10044 | f->name = build_string (dpyinfo->x_id_name); | |
10045 | f->explicit_name = 0; | |
10046 | } | |
10047 | else | |
10048 | { | |
10049 | f->name = name; | |
10050 | f->explicit_name = 1; | |
10051 | /* use the frame's title when getting resources for this frame. */ | |
10052 | specbind (Qx_resource_name, name); | |
10053 | } | |
10054 | ||
eaf1eea9 GM |
10055 | /* Extract the window parameters from the supplied values that are |
10056 | needed to determine window geometry. */ | |
333b20bb GM |
10057 | { |
10058 | Lisp_Object font; | |
10059 | ||
10060 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
10061 | ||
10062 | BLOCK_INPUT; | |
10063 | /* First, try whatever font the caller has specified. */ | |
10064 | if (STRINGP (font)) | |
10065 | { | |
10066 | tem = Fquery_fontset (font, Qnil); | |
10067 | if (STRINGP (tem)) | |
d5db4077 | 10068 | font = x_new_fontset (f, SDATA (tem)); |
333b20bb | 10069 | else |
d5db4077 | 10070 | font = x_new_font (f, SDATA (font)); |
333b20bb | 10071 | } |
177c0ea7 | 10072 | |
333b20bb GM |
10073 | /* Try out a font which we hope has bold and italic variations. */ |
10074 | if (!STRINGP (font)) | |
10075 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
10076 | if (!STRINGP (font)) | |
10077 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10078 | if (! STRINGP (font)) | |
10079 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10080 | if (! STRINGP (font)) | |
10081 | /* This was formerly the first thing tried, but it finds too many fonts | |
10082 | and takes too long. */ | |
10083 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
10084 | /* If those didn't work, look for something which will at least work. */ | |
10085 | if (! STRINGP (font)) | |
10086 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
10087 | UNBLOCK_INPUT; | |
10088 | if (! STRINGP (font)) | |
10089 | font = build_string ("fixed"); | |
10090 | ||
10091 | x_default_parameter (f, parms, Qfont, font, | |
10092 | "font", "Font", RES_TYPE_STRING); | |
10093 | } | |
10094 | ||
10095 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
10096 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
177c0ea7 | 10097 | |
333b20bb GM |
10098 | /* This defaults to 2 in order to match xterm. We recognize either |
10099 | internalBorderWidth or internalBorder (which is what xterm calls | |
10100 | it). */ | |
10101 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10102 | { | |
10103 | Lisp_Object value; | |
10104 | ||
10105 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
10106 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
10107 | if (! EQ (value, Qunbound)) | |
10108 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
10109 | parms); | |
10110 | } | |
10111 | ||
10112 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
10113 | "internalBorderWidth", "internalBorderWidth", | |
10114 | RES_TYPE_NUMBER); | |
10115 | ||
10116 | /* Also do the stuff which must be set before the window exists. */ | |
10117 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
10118 | "foreground", "Foreground", RES_TYPE_STRING); | |
10119 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
10120 | "background", "Background", RES_TYPE_STRING); | |
10121 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
10122 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
10123 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
10124 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
10125 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
10126 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
10127 | ||
10128 | /* Init faces before x_default_parameter is called for scroll-bar | |
10129 | parameters because that function calls x_set_scroll_bar_width, | |
10130 | which calls change_frame_size, which calls Fset_window_buffer, | |
10131 | which runs hooks, which call Fvertical_motion. At the end, we | |
10132 | end up in init_iterator with a null face cache, which should not | |
10133 | happen. */ | |
10134 | init_frame_faces (f); | |
177c0ea7 | 10135 | |
333b20bb | 10136 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
333b20bb | 10137 | |
7c0d3ed8 | 10138 | window_prompting = x_figure_window_size (f, parms, 0); |
333b20bb | 10139 | |
333b20bb GM |
10140 | { |
10141 | XSetWindowAttributes attrs; | |
10142 | unsigned long mask; | |
177c0ea7 | 10143 | |
333b20bb | 10144 | BLOCK_INPUT; |
c51d2b5e GM |
10145 | mask = CWBackPixel | CWOverrideRedirect | CWEventMask; |
10146 | if (DoesSaveUnders (dpyinfo->screen)) | |
10147 | mask |= CWSaveUnder; | |
177c0ea7 | 10148 | |
9b2956e2 GM |
10149 | /* Window managers look at the override-redirect flag to determine |
10150 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
10151 | 3.2.8). */ |
10152 | attrs.override_redirect = True; | |
10153 | attrs.save_under = True; | |
10154 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
10155 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
10156 | attrs.event_mask = StructureNotifyMask; | |
10157 | tip_window | |
10158 | = FRAME_X_WINDOW (f) | |
10159 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10160 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
10161 | /* x, y, width, height */ | |
10162 | 0, 0, 1, 1, | |
10163 | /* Border. */ | |
10164 | 1, | |
10165 | CopyFromParent, InputOutput, CopyFromParent, | |
10166 | mask, &attrs); | |
10167 | UNBLOCK_INPUT; | |
10168 | } | |
10169 | ||
10170 | x_make_gc (f); | |
10171 | ||
333b20bb GM |
10172 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
10173 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10174 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
10175 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10176 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
10177 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
10178 | ||
be786000 | 10179 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
333b20bb | 10180 | Change will not be effected unless different from the current |
be786000 KS |
10181 | FRAME_LINES (f). */ |
10182 | width = FRAME_COLS (f); | |
10183 | height = FRAME_LINES (f); | |
10184 | SET_FRAME_COLS (f, 0); | |
10185 | FRAME_LINES (f) = 0; | |
8938a4fb | 10186 | change_frame_size (f, height, width, 1, 0, 0); |
177c0ea7 | 10187 | |
cd1d850f JPW |
10188 | /* Add `tooltip' frame parameter's default value. */ |
10189 | if (NILP (Fframe_parameter (frame, intern ("tooltip")))) | |
10190 | Fmodify_frame_parameters (frame, Fcons (Fcons (intern ("tooltip"), Qt), | |
10191 | Qnil)); | |
177c0ea7 | 10192 | |
035d5114 | 10193 | /* Set up faces after all frame parameters are known. This call |
6801a572 GM |
10194 | also merges in face attributes specified for new frames. |
10195 | ||
10196 | Frame parameters may be changed if .Xdefaults contains | |
10197 | specifications for the default font. For example, if there is an | |
10198 | `Emacs.default.attributeBackground: pink', the `background-color' | |
10199 | attribute of the frame get's set, which let's the internal border | |
10200 | of the tooltip frame appear in pink. Prevent this. */ | |
10201 | { | |
10202 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
10203 | ||
10204 | /* Set tip_frame here, so that */ | |
10205 | tip_frame = frame; | |
10206 | call1 (Qface_set_after_frame_default, frame); | |
177c0ea7 | 10207 | |
6801a572 GM |
10208 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) |
10209 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
10210 | Qnil)); | |
10211 | } | |
177c0ea7 | 10212 | |
333b20bb GM |
10213 | f->no_split = 1; |
10214 | ||
10215 | UNGCPRO; | |
10216 | ||
10217 | /* It is now ok to make the frame official even if we get an error | |
10218 | below. And the frame needs to be on Vframe_list or making it | |
10219 | visible won't work. */ | |
10220 | Vframe_list = Fcons (frame, Vframe_list); | |
10221 | ||
10222 | /* Now that the frame is official, it counts as a reference to | |
10223 | its display. */ | |
10224 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
10225 | ||
06d62053 GM |
10226 | /* Setting attributes of faces of the tooltip frame from resources |
10227 | and similar will increment face_change_count, which leads to the | |
10228 | clearing of all current matrices. Since this isn't necessary | |
10229 | here, avoid it by resetting face_change_count to the value it | |
10230 | had before we created the tip frame. */ | |
10231 | face_change_count = face_change_count_before; | |
10232 | ||
eaf1eea9 | 10233 | /* Discard the unwind_protect. */ |
333b20bb GM |
10234 | return unbind_to (count, frame); |
10235 | } | |
10236 | ||
10237 | ||
06d62053 GM |
10238 | /* Compute where to display tip frame F. PARMS is the list of frame |
10239 | parameters for F. DX and DY are specified offsets from the current | |
ab452f99 GM |
10240 | location of the mouse. WIDTH and HEIGHT are the width and height |
10241 | of the tooltip. Return coordinates relative to the root window of | |
10242 | the display in *ROOT_X, and *ROOT_Y. */ | |
06d62053 GM |
10243 | |
10244 | static void | |
ab452f99 | 10245 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
06d62053 GM |
10246 | struct frame *f; |
10247 | Lisp_Object parms, dx, dy; | |
ab452f99 | 10248 | int width, height; |
06d62053 GM |
10249 | int *root_x, *root_y; |
10250 | { | |
10251 | Lisp_Object left, top; | |
10252 | int win_x, win_y; | |
10253 | Window root, child; | |
10254 | unsigned pmask; | |
177c0ea7 | 10255 | |
06d62053 GM |
10256 | /* User-specified position? */ |
10257 | left = Fcdr (Fassq (Qleft, parms)); | |
10258 | top = Fcdr (Fassq (Qtop, parms)); | |
177c0ea7 | 10259 | |
06d62053 GM |
10260 | /* Move the tooltip window where the mouse pointer is. Resize and |
10261 | show it. */ | |
570d22b0 | 10262 | if (!INTEGERP (left) || !INTEGERP (top)) |
ab452f99 GM |
10263 | { |
10264 | BLOCK_INPUT; | |
10265 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
10266 | &root, &child, root_x, root_y, &win_x, &win_y, &pmask); | |
10267 | UNBLOCK_INPUT; | |
10268 | } | |
06d62053 | 10269 | |
06d62053 GM |
10270 | if (INTEGERP (top)) |
10271 | *root_y = XINT (top); | |
ab452f99 GM |
10272 | else if (*root_y + XINT (dy) - height < 0) |
10273 | *root_y -= XINT (dy); | |
10274 | else | |
10275 | { | |
10276 | *root_y -= height; | |
10277 | *root_y += XINT (dy); | |
10278 | } | |
10279 | ||
10280 | if (INTEGERP (left)) | |
10281 | *root_x = XINT (left); | |
d682d3df RS |
10282 | else if (*root_x + XINT (dx) + width <= FRAME_X_DISPLAY_INFO (f)->width) |
10283 | /* It fits to the right of the pointer. */ | |
10284 | *root_x += XINT (dx); | |
10285 | else if (width + XINT (dx) <= *root_x) | |
10286 | /* It fits to the left of the pointer. */ | |
ab452f99 GM |
10287 | *root_x -= width + XINT (dx); |
10288 | else | |
d682d3df RS |
10289 | /* Put it left-justified on the screen--it ought to fit that way. */ |
10290 | *root_x = 0; | |
06d62053 GM |
10291 | } |
10292 | ||
10293 | ||
0634ce98 | 10294 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
7ee72033 | 10295 | doc: /* Show STRING in a "tooltip" window on frame FRAME. |
c061c855 GM |
10296 | A tooltip window is a small X window displaying a string. |
10297 | ||
10298 | FRAME nil or omitted means use the selected frame. | |
10299 | ||
10300 | PARMS is an optional list of frame parameters which can be used to | |
10301 | change the tooltip's appearance. | |
10302 | ||
10303 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil | |
10304 | means use the default timeout of 5 seconds. | |
10305 | ||
10306 | If the list of frame parameters PARAMS contains a `left' parameters, | |
10307 | the tooltip is displayed at that x-position. Otherwise it is | |
10308 | displayed at the mouse position, with offset DX added (default is 5 if | |
10309 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
10310 | parameter is specified, it determines the y-position of the tooltip | |
10311 | window, otherwise it is displayed at the mouse position, with offset | |
10312 | DY added (default is -10). | |
10313 | ||
10314 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
7ee72033 MB |
10315 | Text larger than the specified size is clipped. */) |
10316 | (string, frame, parms, timeout, dx, dy) | |
0634ce98 | 10317 | Lisp_Object string, frame, parms, timeout, dx, dy; |
333b20bb GM |
10318 | { |
10319 | struct frame *f; | |
10320 | struct window *w; | |
06d62053 | 10321 | int root_x, root_y; |
333b20bb GM |
10322 | struct buffer *old_buffer; |
10323 | struct text_pos pos; | |
10324 | int i, width, height; | |
393f2d14 | 10325 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb | 10326 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
331379bf | 10327 | int count = SPECPDL_INDEX (); |
177c0ea7 | 10328 | |
333b20bb GM |
10329 | specbind (Qinhibit_redisplay, Qt); |
10330 | ||
393f2d14 | 10331 | GCPRO4 (string, parms, frame, timeout); |
333b20bb | 10332 | |
b7826503 | 10333 | CHECK_STRING (string); |
333b20bb GM |
10334 | f = check_x_frame (frame); |
10335 | if (NILP (timeout)) | |
10336 | timeout = make_number (5); | |
10337 | else | |
b7826503 | 10338 | CHECK_NATNUM (timeout); |
177c0ea7 | 10339 | |
0634ce98 GM |
10340 | if (NILP (dx)) |
10341 | dx = make_number (5); | |
10342 | else | |
b7826503 | 10343 | CHECK_NUMBER (dx); |
177c0ea7 | 10344 | |
0634ce98 | 10345 | if (NILP (dy)) |
12c67a7f | 10346 | dy = make_number (-10); |
0634ce98 | 10347 | else |
b7826503 | 10348 | CHECK_NUMBER (dy); |
333b20bb | 10349 | |
06d62053 GM |
10350 | if (NILP (last_show_tip_args)) |
10351 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
10352 | ||
10353 | if (!NILP (tip_frame)) | |
10354 | { | |
10355 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
10356 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
10357 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
10358 | ||
10359 | if (EQ (frame, last_frame) | |
10360 | && !NILP (Fequal (last_string, string)) | |
10361 | && !NILP (Fequal (last_parms, parms))) | |
10362 | { | |
10363 | struct frame *f = XFRAME (tip_frame); | |
177c0ea7 | 10364 | |
06d62053 GM |
10365 | /* Only DX and DY have changed. */ |
10366 | if (!NILP (tip_timer)) | |
ae782866 GM |
10367 | { |
10368 | Lisp_Object timer = tip_timer; | |
10369 | tip_timer = Qnil; | |
10370 | call1 (Qcancel_timer, timer); | |
10371 | } | |
06d62053 GM |
10372 | |
10373 | BLOCK_INPUT; | |
be786000 KS |
10374 | compute_tip_xy (f, parms, dx, dy, FRAME_PIXEL_WIDTH (f), |
10375 | FRAME_PIXEL_HEIGHT (f), &root_x, &root_y); | |
06d62053 | 10376 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 10377 | root_x, root_y); |
06d62053 GM |
10378 | UNBLOCK_INPUT; |
10379 | goto start_timer; | |
10380 | } | |
10381 | } | |
10382 | ||
333b20bb GM |
10383 | /* Hide a previous tip, if any. */ |
10384 | Fx_hide_tip (); | |
10385 | ||
06d62053 GM |
10386 | ASET (last_show_tip_args, 0, string); |
10387 | ASET (last_show_tip_args, 1, frame); | |
10388 | ASET (last_show_tip_args, 2, parms); | |
10389 | ||
333b20bb GM |
10390 | /* Add default values to frame parameters. */ |
10391 | if (NILP (Fassq (Qname, parms))) | |
10392 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
10393 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10394 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
10395 | if (NILP (Fassq (Qborder_width, parms))) | |
10396 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
10397 | if (NILP (Fassq (Qborder_color, parms))) | |
10398 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
10399 | if (NILP (Fassq (Qbackground_color, parms))) | |
10400 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
10401 | parms); | |
10402 | ||
10403 | /* Create a frame for the tooltip, and record it in the global | |
10404 | variable tip_frame. */ | |
275841bf | 10405 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms, string); |
44b5a125 | 10406 | f = XFRAME (frame); |
333b20bb | 10407 | |
d63931a2 | 10408 | /* Set up the frame's root window. */ |
333b20bb | 10409 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
be786000 | 10410 | w->left_col = w->top_line = make_number (0); |
177c0ea7 | 10411 | |
d63931a2 GM |
10412 | if (CONSP (Vx_max_tooltip_size) |
10413 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
10414 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
10415 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
10416 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
10417 | { | |
be786000 KS |
10418 | w->total_cols = XCAR (Vx_max_tooltip_size); |
10419 | w->total_lines = XCDR (Vx_max_tooltip_size); | |
d63931a2 GM |
10420 | } |
10421 | else | |
10422 | { | |
be786000 KS |
10423 | w->total_cols = make_number (80); |
10424 | w->total_lines = make_number (40); | |
d63931a2 | 10425 | } |
177c0ea7 | 10426 | |
be786000 | 10427 | FRAME_TOTAL_COLS (f) = XINT (w->total_cols); |
333b20bb GM |
10428 | adjust_glyphs (f); |
10429 | w->pseudo_window_p = 1; | |
10430 | ||
10431 | /* Display the tooltip text in a temporary buffer. */ | |
333b20bb | 10432 | old_buffer = current_buffer; |
275841bf | 10433 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
d63931a2 | 10434 | current_buffer->truncate_lines = Qnil; |
333b20bb GM |
10435 | clear_glyph_matrix (w->desired_matrix); |
10436 | clear_glyph_matrix (w->current_matrix); | |
10437 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
10438 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
10439 | ||
10440 | /* Compute width and height of the tooltip. */ | |
10441 | width = height = 0; | |
10442 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
10443 | { | |
10444 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
10445 | struct glyph *last; | |
10446 | int row_width; | |
10447 | ||
10448 | /* Stop at the first empty row at the end. */ | |
10449 | if (!row->enabled_p || !row->displays_text_p) | |
10450 | break; | |
10451 | ||
d7bf0342 GM |
10452 | /* Let the row go over the full width of the frame. */ |
10453 | row->full_width_p = 1; | |
333b20bb | 10454 | |
e3130015 | 10455 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
10456 | the cursor there. Don't include the width of this glyph. */ |
10457 | if (row->used[TEXT_AREA]) | |
10458 | { | |
10459 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
10460 | row_width = row->pixel_width - last->pixel_width; | |
10461 | } | |
10462 | else | |
10463 | row_width = row->pixel_width; | |
177c0ea7 | 10464 | |
333b20bb GM |
10465 | height += row->height; |
10466 | width = max (width, row_width); | |
10467 | } | |
10468 | ||
10469 | /* Add the frame's internal border to the width and height the X | |
10470 | window should have. */ | |
10471 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10472 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10473 | ||
10474 | /* Move the tooltip window where the mouse pointer is. Resize and | |
10475 | show it. */ | |
ab452f99 | 10476 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
0634ce98 | 10477 | |
0634ce98 | 10478 | BLOCK_INPUT; |
333b20bb | 10479 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 10480 | root_x, root_y, width, height); |
333b20bb GM |
10481 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
10482 | UNBLOCK_INPUT; | |
177c0ea7 | 10483 | |
333b20bb GM |
10484 | /* Draw into the window. */ |
10485 | w->must_be_updated_p = 1; | |
10486 | update_single_window (w, 1); | |
10487 | ||
10488 | /* Restore original current buffer. */ | |
10489 | set_buffer_internal_1 (old_buffer); | |
10490 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
10491 | ||
06d62053 | 10492 | start_timer: |
333b20bb GM |
10493 | /* Let the tip disappear after timeout seconds. */ |
10494 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
10495 | intern ("x-hide-tip")); | |
a744a2ec DL |
10496 | |
10497 | UNGCPRO; | |
333b20bb GM |
10498 | return unbind_to (count, Qnil); |
10499 | } | |
10500 | ||
10501 | ||
10502 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
7ee72033 MB |
10503 | doc: /* Hide the current tooltip window, if there is any. |
10504 | Value is t if tooltip was open, nil otherwise. */) | |
10505 | () | |
333b20bb | 10506 | { |
44b5a125 | 10507 | int count; |
c0006262 GM |
10508 | Lisp_Object deleted, frame, timer; |
10509 | struct gcpro gcpro1, gcpro2; | |
44b5a125 GM |
10510 | |
10511 | /* Return quickly if nothing to do. */ | |
c0006262 | 10512 | if (NILP (tip_timer) && NILP (tip_frame)) |
44b5a125 | 10513 | return Qnil; |
177c0ea7 | 10514 | |
c0006262 GM |
10515 | frame = tip_frame; |
10516 | timer = tip_timer; | |
10517 | GCPRO2 (frame, timer); | |
10518 | tip_frame = tip_timer = deleted = Qnil; | |
177c0ea7 | 10519 | |
331379bf | 10520 | count = SPECPDL_INDEX (); |
333b20bb | 10521 | specbind (Qinhibit_redisplay, Qt); |
44b5a125 | 10522 | specbind (Qinhibit_quit, Qt); |
177c0ea7 | 10523 | |
c0006262 | 10524 | if (!NILP (timer)) |
ae782866 | 10525 | call1 (Qcancel_timer, timer); |
333b20bb | 10526 | |
c0006262 | 10527 | if (FRAMEP (frame)) |
333b20bb | 10528 | { |
44b5a125 GM |
10529 | Fdelete_frame (frame, Qnil); |
10530 | deleted = Qt; | |
f6c44811 GM |
10531 | |
10532 | #ifdef USE_LUCID | |
10533 | /* Bloodcurdling hack alert: The Lucid menu bar widget's | |
10534 | redisplay procedure is not called when a tip frame over menu | |
10535 | items is unmapped. Redisplay the menu manually... */ | |
10536 | { | |
10537 | struct frame *f = SELECTED_FRAME (); | |
10538 | Widget w = f->output_data.x->menubar_widget; | |
10539 | extern void xlwmenu_redisplay P_ ((Widget)); | |
9180dc8c | 10540 | |
f6c44811 | 10541 | if (!DoesSaveUnders (FRAME_X_DISPLAY_INFO (f)->screen) |
dbc64aa7 | 10542 | && w != NULL) |
f6c44811 GM |
10543 | { |
10544 | BLOCK_INPUT; | |
10545 | xlwmenu_redisplay (w); | |
10546 | UNBLOCK_INPUT; | |
10547 | } | |
10548 | } | |
10549 | #endif /* USE_LUCID */ | |
333b20bb GM |
10550 | } |
10551 | ||
c0006262 | 10552 | UNGCPRO; |
44b5a125 | 10553 | return unbind_to (count, deleted); |
333b20bb GM |
10554 | } |
10555 | ||
10556 | ||
10557 | \f | |
10558 | /*********************************************************************** | |
10559 | File selection dialog | |
10560 | ***********************************************************************/ | |
10561 | ||
10562 | #ifdef USE_MOTIF | |
10563 | ||
10564 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
10565 | ||
10566 | static void | |
10567 | file_dialog_cb (widget, client_data, call_data) | |
10568 | Widget widget; | |
10569 | XtPointer call_data, client_data; | |
10570 | { | |
10571 | int *result = (int *) client_data; | |
10572 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
10573 | *result = cb->reason; | |
10574 | } | |
10575 | ||
10576 | ||
a779d213 GM |
10577 | /* Callback for unmapping a file selection dialog. This is used to |
10578 | capture the case where a dialog is closed via a window manager's | |
10579 | closer button, for example. Using a XmNdestroyCallback didn't work | |
10580 | in this case. */ | |
10581 | ||
10582 | static void | |
10583 | file_dialog_unmap_cb (widget, client_data, call_data) | |
10584 | Widget widget; | |
10585 | XtPointer call_data, client_data; | |
10586 | { | |
10587 | int *result = (int *) client_data; | |
10588 | *result = XmCR_CANCEL; | |
10589 | } | |
10590 | ||
10591 | ||
333b20bb | 10592 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
7ee72033 | 10593 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
c061c855 GM |
10594 | Use a file selection dialog. |
10595 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
10596 | specified. Don't let the user enter a file name in the file | |
7ee72033 MB |
10597 | selection dialog's entry field, if MUSTMATCH is non-nil. */) |
10598 | (prompt, dir, default_filename, mustmatch) | |
333b20bb GM |
10599 | Lisp_Object prompt, dir, default_filename, mustmatch; |
10600 | { | |
10601 | int result; | |
0fe92f72 | 10602 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
10603 | Lisp_Object file = Qnil; |
10604 | Widget dialog, text, list, help; | |
10605 | Arg al[10]; | |
10606 | int ac = 0; | |
10607 | extern XtAppContext Xt_app_con; | |
333b20bb | 10608 | XmString dir_xmstring, pattern_xmstring; |
65b21658 | 10609 | int count = SPECPDL_INDEX (); |
333b20bb GM |
10610 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; |
10611 | ||
10612 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
10613 | CHECK_STRING (prompt); |
10614 | CHECK_STRING (dir); | |
333b20bb GM |
10615 | |
10616 | /* Prevent redisplay. */ | |
10617 | specbind (Qinhibit_redisplay, Qt); | |
10618 | ||
10619 | BLOCK_INPUT; | |
10620 | ||
10621 | /* Create the dialog with PROMPT as title, using DIR as initial | |
10622 | directory and using "*" as pattern. */ | |
10623 | dir = Fexpand_file_name (dir, Qnil); | |
d5db4077 | 10624 | dir_xmstring = XmStringCreateLocalized (SDATA (dir)); |
333b20bb | 10625 | pattern_xmstring = XmStringCreateLocalized ("*"); |
177c0ea7 | 10626 | |
d5db4077 | 10627 | XtSetArg (al[ac], XmNtitle, SDATA (prompt)); ++ac; |
333b20bb GM |
10628 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; |
10629 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
10630 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
10631 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
10632 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
10633 | "fsb", al, ac); | |
10634 | XmStringFree (dir_xmstring); | |
10635 | XmStringFree (pattern_xmstring); | |
10636 | ||
10637 | /* Add callbacks for OK and Cancel. */ | |
10638 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
10639 | (XtPointer) &result); | |
10640 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
10641 | (XtPointer) &result); | |
a779d213 GM |
10642 | XtAddCallback (dialog, XmNunmapCallback, file_dialog_unmap_cb, |
10643 | (XtPointer) &result); | |
333b20bb GM |
10644 | |
10645 | /* Disable the help button since we can't display help. */ | |
10646 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
10647 | XtSetSensitive (help, False); | |
10648 | ||
177c0ea7 | 10649 | /* Mark OK button as default. */ |
333b20bb GM |
10650 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), |
10651 | XmNshowAsDefault, True, NULL); | |
10652 | ||
10653 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
10654 | dialog, so that the user must select a file from the files list | |
10655 | box. We can't remove it because we wouldn't have a way to get at | |
10656 | the result file name, then. */ | |
10657 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
10658 | if (!NILP (mustmatch)) | |
10659 | { | |
10660 | Widget label; | |
10661 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
10662 | XtSetSensitive (text, False); | |
10663 | XtSetSensitive (label, False); | |
10664 | } | |
10665 | ||
10666 | /* Manage the dialog, so that list boxes get filled. */ | |
10667 | XtManageChild (dialog); | |
10668 | ||
10669 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
10670 | must include the path for this to work. */ | |
10671 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
10672 | if (STRINGP (default_filename)) | |
10673 | { | |
10674 | XmString default_xmstring; | |
10675 | int item_pos; | |
10676 | ||
10677 | default_xmstring | |
d5db4077 | 10678 | = XmStringCreateLocalized (SDATA (default_filename)); |
333b20bb GM |
10679 | |
10680 | if (!XmListItemExists (list, default_xmstring)) | |
10681 | { | |
10682 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
10683 | XmListAddItem (list, default_xmstring, 0); | |
10684 | item_pos = 0; | |
10685 | } | |
10686 | else | |
10687 | item_pos = XmListItemPos (list, default_xmstring); | |
10688 | XmStringFree (default_xmstring); | |
10689 | ||
10690 | /* Select the item and scroll it into view. */ | |
10691 | XmListSelectPos (list, item_pos, True); | |
10692 | XmListSetPos (list, item_pos); | |
10693 | } | |
10694 | ||
bf338245 | 10695 | /* Process events until the user presses Cancel or OK. */ |
03100098 | 10696 | result = 0; |
a779d213 | 10697 | while (result == 0) |
563b384d | 10698 | { |
bf338245 JD |
10699 | XEvent event; |
10700 | XtAppNextEvent (Xt_app_con, &event); | |
1fcfb866 | 10701 | (void) x_dispatch_event (&event, FRAME_X_DISPLAY (f) ); |
563b384d | 10702 | } |
03100098 | 10703 | |
333b20bb GM |
10704 | /* Get the result. */ |
10705 | if (result == XmCR_OK) | |
10706 | { | |
10707 | XmString text; | |
10708 | String data; | |
177c0ea7 | 10709 | |
d1670063 | 10710 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
10711 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
10712 | XmStringFree (text); | |
10713 | file = build_string (data); | |
10714 | XtFree (data); | |
10715 | } | |
10716 | else | |
10717 | file = Qnil; | |
10718 | ||
10719 | /* Clean up. */ | |
10720 | XtUnmanageChild (dialog); | |
10721 | XtDestroyWidget (dialog); | |
10722 | UNBLOCK_INPUT; | |
10723 | UNGCPRO; | |
10724 | ||
10725 | /* Make "Cancel" equivalent to C-g. */ | |
10726 | if (NILP (file)) | |
10727 | Fsignal (Qquit, Qnil); | |
177c0ea7 | 10728 | |
333b20bb GM |
10729 | return unbind_to (count, file); |
10730 | } | |
10731 | ||
10732 | #endif /* USE_MOTIF */ | |
10733 | ||
488dd4c4 JD |
10734 | #ifdef USE_GTK |
10735 | ||
10736 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
10737 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
10738 | Use a file selection dialog.\n\ | |
10739 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
10740 | specified. Don't let the user enter a file name in the file\n\ | |
10741 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
10742 | (prompt, dir, default_filename, mustmatch) | |
10743 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
10744 | { | |
10745 | FRAME_PTR f = SELECTED_FRAME (); | |
10746 | char *fn; | |
10747 | Lisp_Object file = Qnil; | |
10748 | int count = specpdl_ptr - specpdl; | |
10749 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
10750 | char *cdef_file; | |
10751 | char *cprompt; | |
177c0ea7 | 10752 | |
488dd4c4 JD |
10753 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); |
10754 | CHECK_STRING (prompt); | |
10755 | CHECK_STRING (dir); | |
10756 | ||
10757 | /* Prevent redisplay. */ | |
10758 | specbind (Qinhibit_redisplay, Qt); | |
10759 | ||
10760 | BLOCK_INPUT; | |
10761 | ||
10762 | if (STRINGP (default_filename)) | |
10763 | cdef_file = SDATA (default_filename); | |
10764 | else | |
10765 | cdef_file = SDATA (dir); | |
10766 | ||
10767 | fn = xg_get_file_name (f, SDATA (prompt), cdef_file, ! NILP (mustmatch)); | |
177c0ea7 | 10768 | |
488dd4c4 JD |
10769 | if (fn) |
10770 | { | |
10771 | file = build_string (fn); | |
10772 | xfree (fn); | |
10773 | } | |
10774 | ||
10775 | UNBLOCK_INPUT; | |
10776 | UNGCPRO; | |
10777 | ||
10778 | /* Make "Cancel" equivalent to C-g. */ | |
10779 | if (NILP (file)) | |
10780 | Fsignal (Qquit, Qnil); | |
177c0ea7 | 10781 | |
488dd4c4 JD |
10782 | return unbind_to (count, file); |
10783 | } | |
10784 | ||
10785 | #endif /* USE_GTK */ | |
333b20bb GM |
10786 | |
10787 | \f | |
82bab41c GM |
10788 | /*********************************************************************** |
10789 | Keyboard | |
10790 | ***********************************************************************/ | |
10791 | ||
10792 | #ifdef HAVE_XKBGETKEYBOARD | |
10793 | #include <X11/XKBlib.h> | |
10794 | #include <X11/keysym.h> | |
10795 | #endif | |
10796 | ||
10797 | DEFUN ("x-backspace-delete-keys-p", Fx_backspace_delete_keys_p, | |
10798 | Sx_backspace_delete_keys_p, 0, 1, 0, | |
7ee72033 | 10799 | doc: /* Check if both Backspace and Delete keys are on the keyboard of FRAME. |
c061c855 GM |
10800 | FRAME nil means use the selected frame. |
10801 | Value is t if we know that both keys are present, and are mapped to the | |
7ee72033 MB |
10802 | usual X keysyms. */) |
10803 | (frame) | |
82bab41c GM |
10804 | Lisp_Object frame; |
10805 | { | |
10806 | #ifdef HAVE_XKBGETKEYBOARD | |
10807 | XkbDescPtr kb; | |
10808 | struct frame *f = check_x_frame (frame); | |
10809 | Display *dpy = FRAME_X_DISPLAY (f); | |
10810 | Lisp_Object have_keys; | |
46f6a258 | 10811 | int major, minor, op, event, error; |
82bab41c GM |
10812 | |
10813 | BLOCK_INPUT; | |
46f6a258 GM |
10814 | |
10815 | /* Check library version in case we're dynamically linked. */ | |
10816 | major = XkbMajorVersion; | |
10817 | minor = XkbMinorVersion; | |
10818 | if (!XkbLibraryVersion (&major, &minor)) | |
c1efd260 GM |
10819 | { |
10820 | UNBLOCK_INPUT; | |
10821 | return Qnil; | |
10822 | } | |
46f6a258 GM |
10823 | |
10824 | /* Check that the server supports XKB. */ | |
10825 | major = XkbMajorVersion; | |
10826 | minor = XkbMinorVersion; | |
10827 | if (!XkbQueryExtension (dpy, &op, &event, &error, &major, &minor)) | |
c1efd260 GM |
10828 | { |
10829 | UNBLOCK_INPUT; | |
10830 | return Qnil; | |
10831 | } | |
177c0ea7 | 10832 | |
46f6a258 | 10833 | have_keys = Qnil; |
c1efd260 | 10834 | kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd); |
82bab41c GM |
10835 | if (kb) |
10836 | { | |
10837 | int delete_keycode = 0, backspace_keycode = 0, i; | |
c1efd260 GM |
10838 | |
10839 | if (XkbGetNames (dpy, XkbAllNamesMask, kb) == Success) | |
82bab41c | 10840 | { |
c1efd260 GM |
10841 | for (i = kb->min_key_code; |
10842 | (i < kb->max_key_code | |
10843 | && (delete_keycode == 0 || backspace_keycode == 0)); | |
10844 | ++i) | |
10845 | { | |
d63931a2 GM |
10846 | /* The XKB symbolic key names can be seen most easily in |
10847 | the PS file generated by `xkbprint -label name | |
10848 | $DISPLAY'. */ | |
c1efd260 GM |
10849 | if (bcmp ("DELE", kb->names->keys[i].name, 4) == 0) |
10850 | delete_keycode = i; | |
10851 | else if (bcmp ("BKSP", kb->names->keys[i].name, 4) == 0) | |
10852 | backspace_keycode = i; | |
10853 | } | |
10854 | ||
10855 | XkbFreeNames (kb, 0, True); | |
82bab41c GM |
10856 | } |
10857 | ||
c1efd260 | 10858 | XkbFreeClientMap (kb, 0, True); |
177c0ea7 | 10859 | |
82bab41c GM |
10860 | if (delete_keycode |
10861 | && backspace_keycode | |
10862 | && XKeysymToKeycode (dpy, XK_Delete) == delete_keycode | |
10863 | && XKeysymToKeycode (dpy, XK_BackSpace) == backspace_keycode) | |
10864 | have_keys = Qt; | |
10865 | } | |
10866 | UNBLOCK_INPUT; | |
10867 | return have_keys; | |
10868 | #else /* not HAVE_XKBGETKEYBOARD */ | |
10869 | return Qnil; | |
10870 | #endif /* not HAVE_XKBGETKEYBOARD */ | |
10871 | } | |
10872 | ||
10873 | ||
10874 | \f | |
333b20bb GM |
10875 | /*********************************************************************** |
10876 | Initialization | |
10877 | ***********************************************************************/ | |
10878 | ||
4dacadcc | 10879 | /* Keep this list in the same order as frame_parms in frame.c. |
7c0d3ed8 KS |
10880 | Use 0 for unsupported frame parameters. */ |
10881 | ||
10882 | frame_parm_handler x_frame_parm_handlers[] = | |
10883 | { | |
10884 | x_set_autoraise, | |
10885 | x_set_autolower, | |
10886 | x_set_background_color, | |
10887 | x_set_border_color, | |
10888 | x_set_border_width, | |
10889 | x_set_cursor_color, | |
10890 | x_set_cursor_type, | |
10891 | x_set_font, | |
10892 | x_set_foreground_color, | |
10893 | x_set_icon_name, | |
10894 | x_set_icon_type, | |
10895 | x_set_internal_border_width, | |
10896 | x_set_menu_bar_lines, | |
10897 | x_set_mouse_color, | |
10898 | x_explicitly_set_name, | |
10899 | x_set_scroll_bar_width, | |
10900 | x_set_title, | |
10901 | x_set_unsplittable, | |
10902 | x_set_vertical_scroll_bars, | |
10903 | x_set_visibility, | |
10904 | x_set_tool_bar_lines, | |
10905 | x_set_scroll_bar_foreground, | |
10906 | x_set_scroll_bar_background, | |
10907 | x_set_screen_gamma, | |
10908 | x_set_line_spacing, | |
10909 | x_set_fringe_width, | |
10910 | x_set_fringe_width, | |
10911 | x_set_wait_for_wm, | |
10912 | x_set_fullscreen, | |
10913 | }; | |
10914 | ||
333b20bb GM |
10915 | void |
10916 | syms_of_xfns () | |
10917 | { | |
10918 | /* This is zero if not using X windows. */ | |
10919 | x_in_use = 0; | |
10920 | ||
10921 | /* The section below is built by the lisp expression at the top of the file, | |
10922 | just above where these variables are declared. */ | |
10923 | /*&&& init symbols here &&&*/ | |
baaed68e JB |
10924 | Qnone = intern ("none"); |
10925 | staticpro (&Qnone); | |
8af1d7ca JB |
10926 | Qsuppress_icon = intern ("suppress-icon"); |
10927 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 10928 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 10929 | staticpro (&Qundefined_color); |
7c7ff7f5 GM |
10930 | Qcenter = intern ("center"); |
10931 | staticpro (&Qcenter); | |
96db09e4 KH |
10932 | Qcompound_text = intern ("compound-text"); |
10933 | staticpro (&Qcompound_text); | |
ae782866 GM |
10934 | Qcancel_timer = intern ("cancel-timer"); |
10935 | staticpro (&Qcancel_timer); | |
f9942c9e JB |
10936 | /* This is the end of symbol initialization. */ |
10937 | ||
58cad5ed KH |
10938 | /* Text property `display' should be nonsticky by default. */ |
10939 | Vtext_property_default_nonsticky | |
10940 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
10941 | ||
10942 | ||
333b20bb GM |
10943 | Qlaplace = intern ("laplace"); |
10944 | staticpro (&Qlaplace); | |
4a8e312c GM |
10945 | Qemboss = intern ("emboss"); |
10946 | staticpro (&Qemboss); | |
10947 | Qedge_detection = intern ("edge-detection"); | |
10948 | staticpro (&Qedge_detection); | |
10949 | Qheuristic = intern ("heuristic"); | |
10950 | staticpro (&Qheuristic); | |
10951 | QCmatrix = intern (":matrix"); | |
10952 | staticpro (&QCmatrix); | |
10953 | QCcolor_adjustment = intern (":color-adjustment"); | |
10954 | staticpro (&QCcolor_adjustment); | |
10955 | QCmask = intern (":mask"); | |
10956 | staticpro (&QCmask); | |
177c0ea7 | 10957 | |
01f1ba30 JB |
10958 | Fput (Qundefined_color, Qerror_conditions, |
10959 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
10960 | Fput (Qundefined_color, Qerror_message, | |
10961 | build_string ("Undefined color")); | |
10962 | ||
7ee72033 MB |
10963 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
10964 | doc: /* Non-nil means always draw a cross over disabled images. | |
c061c855 GM |
10965 | Disabled images are those having an `:conversion disabled' property. |
10966 | A cross is always drawn on black & white displays. */); | |
14819cb3 GM |
10967 | cross_disabled_images = 0; |
10968 | ||
7ee72033 | 10969 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
c5903437 | 10970 | doc: /* List of directories to search for window system bitmap files. */); |
e241c09b | 10971 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 10972 | |
7ee72033 MB |
10973 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
10974 | doc: /* The shape of the pointer when over text. | |
c061c855 GM |
10975 | Changing the value does not affect existing frames |
10976 | unless you set the mouse color. */); | |
01f1ba30 JB |
10977 | Vx_pointer_shape = Qnil; |
10978 | ||
ca0ecbf5 | 10979 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
10980 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
10981 | doc: /* The shape of the pointer when not over text. | |
c061c855 GM |
10982 | This variable takes effect when you create a new frame |
10983 | or when you set the mouse color. */); | |
af01ef26 | 10984 | #endif |
01f1ba30 JB |
10985 | Vx_nontext_pointer_shape = Qnil; |
10986 | ||
7ee72033 MB |
10987 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
10988 | doc: /* The shape of the pointer when Emacs is busy. | |
c061c855 GM |
10989 | This variable takes effect when you create a new frame |
10990 | or when you set the mouse color. */); | |
0af913d7 | 10991 | Vx_hourglass_pointer_shape = Qnil; |
333b20bb | 10992 | |
7ee72033 MB |
10993 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
10994 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); | |
0af913d7 | 10995 | display_hourglass_p = 1; |
177c0ea7 | 10996 | |
7ee72033 MB |
10997 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
10998 | doc: /* *Seconds to wait before displaying an hourglass pointer. | |
c061c855 | 10999 | Value must be an integer or float. */); |
0af913d7 | 11000 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
4ae9a85e | 11001 | |
ca0ecbf5 | 11002 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
11003 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
11004 | doc: /* The shape of the pointer when over the mode line. | |
c061c855 GM |
11005 | This variable takes effect when you create a new frame |
11006 | or when you set the mouse color. */); | |
af01ef26 | 11007 | #endif |
01f1ba30 JB |
11008 | Vx_mode_pointer_shape = Qnil; |
11009 | ||
d3b06468 | 11010 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
7ee72033 MB |
11011 | &Vx_sensitive_text_pointer_shape, |
11012 | doc: /* The shape of the pointer when over mouse-sensitive text. | |
c061c855 GM |
11013 | This variable takes effect when you create a new frame |
11014 | or when you set the mouse color. */); | |
ca0ecbf5 | 11015 | Vx_sensitive_text_pointer_shape = Qnil; |
95f80c78 | 11016 | |
8fb4ec9c | 11017 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
7ee72033 MB |
11018 | &Vx_window_horizontal_drag_shape, |
11019 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. | |
c061c855 GM |
11020 | This variable takes effect when you create a new frame |
11021 | or when you set the mouse color. */); | |
8fb4ec9c GM |
11022 | Vx_window_horizontal_drag_shape = Qnil; |
11023 | ||
7ee72033 MB |
11024 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
11025 | doc: /* A string indicating the foreground color of the cursor box. */); | |
01f1ba30 JB |
11026 | Vx_cursor_fore_pixel = Qnil; |
11027 | ||
7ee72033 MB |
11028 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
11029 | doc: /* Maximum size for tooltips. Value is a pair (COLUMNS . ROWS). | |
c061c855 | 11030 | Text larger than this is clipped. */); |
d63931a2 | 11031 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
177c0ea7 | 11032 | |
7ee72033 MB |
11033 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
11034 | doc: /* Non-nil if no X window manager is in use. | |
c061c855 GM |
11035 | Emacs doesn't try to figure this out; this is always nil |
11036 | unless you set it to something else. */); | |
2d38195d RS |
11037 | /* We don't have any way to find this out, so set it to nil |
11038 | and maybe the user would like to set it to t. */ | |
11039 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 11040 | |
942ea06d | 11041 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
7ee72033 MB |
11042 | &Vx_pixel_size_width_font_regexp, |
11043 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. | |
c061c855 GM |
11044 | |
11045 | Since Emacs gets width of a font matching with this regexp from | |
11046 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
11047 | such a font. This is especially effective for such large fonts as | |
11048 | Chinese, Japanese, and Korean. */); | |
942ea06d KH |
11049 | Vx_pixel_size_width_font_regexp = Qnil; |
11050 | ||
7ee72033 MB |
11051 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
11052 | doc: /* Time after which cached images are removed from the cache. | |
c061c855 GM |
11053 | When an image has not been displayed this many seconds, remove it |
11054 | from the image cache. Value must be an integer or nil with nil | |
11055 | meaning don't clear the cache. */); | |
fcf431dc | 11056 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 11057 | |
1d3dac41 | 11058 | #ifdef USE_X_TOOLKIT |
6f3f6a8d | 11059 | Fprovide (intern ("x-toolkit"), Qnil); |
5b827abb | 11060 | #ifdef USE_MOTIF |
6f3f6a8d | 11061 | Fprovide (intern ("motif"), Qnil); |
fc2cdd9a | 11062 | |
7ee72033 MB |
11063 | DEFVAR_LISP ("motif-version-string", &Vmotif_version_string, |
11064 | doc: /* Version info for LessTif/Motif. */); | |
fc2cdd9a GM |
11065 | Vmotif_version_string = build_string (XmVERSION_STRING); |
11066 | #endif /* USE_MOTIF */ | |
11067 | #endif /* USE_X_TOOLKIT */ | |
01f1ba30 | 11068 | |
8a16bd4f LK |
11069 | #ifdef USE_GTK |
11070 | Fprovide (intern ("gtk"), Qnil); | |
11071 | ||
11072 | DEFVAR_LISP ("gtk-version-string", &Vgtk_version_string, | |
11073 | doc: /* Version info for GTK+. */); | |
11074 | { | |
11075 | char gtk_version[40]; | |
11076 | g_snprintf (gtk_version, sizeof (gtk_version), "%u.%u.%u", | |
11077 | GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION); | |
11078 | Vgtk_version_string = build_string (gtk_version); | |
11079 | } | |
11080 | #endif /* USE_GTK */ | |
11081 | ||
333b20bb GM |
11082 | /* X window properties. */ |
11083 | defsubr (&Sx_change_window_property); | |
11084 | defsubr (&Sx_delete_window_property); | |
11085 | defsubr (&Sx_window_property); | |
11086 | ||
2d764c78 | 11087 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 11088 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
11089 | defsubr (&Sxw_color_defined_p); |
11090 | defsubr (&Sxw_color_values); | |
9d317b2c | 11091 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
11092 | defsubr (&Sx_server_vendor); |
11093 | defsubr (&Sx_server_version); | |
11094 | defsubr (&Sx_display_pixel_width); | |
11095 | defsubr (&Sx_display_pixel_height); | |
11096 | defsubr (&Sx_display_mm_width); | |
11097 | defsubr (&Sx_display_mm_height); | |
11098 | defsubr (&Sx_display_screens); | |
11099 | defsubr (&Sx_display_planes); | |
11100 | defsubr (&Sx_display_color_cells); | |
11101 | defsubr (&Sx_display_visual_class); | |
11102 | defsubr (&Sx_display_backing_store); | |
11103 | defsubr (&Sx_display_save_under); | |
f676886a | 11104 | defsubr (&Sx_create_frame); |
01f1ba30 | 11105 | defsubr (&Sx_open_connection); |
08a90d6a RS |
11106 | defsubr (&Sx_close_connection); |
11107 | defsubr (&Sx_display_list); | |
01f1ba30 | 11108 | defsubr (&Sx_synchronize); |
3d8c3826 | 11109 | defsubr (&Sx_send_client_message); |
3decc1e7 | 11110 | defsubr (&Sx_focus_frame); |
82bab41c | 11111 | defsubr (&Sx_backspace_delete_keys_p); |
177c0ea7 | 11112 | |
942ea06d KH |
11113 | /* Setting callback functions for fontset handler. */ |
11114 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
11115 | |
11116 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
11117 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 11118 | list_fonts_func = x_list_fonts; |
333b20bb | 11119 | #endif |
177c0ea7 | 11120 | |
942ea06d | 11121 | load_font_func = x_load_font; |
bc1958c4 | 11122 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
11123 | query_font_func = x_query_font; |
11124 | set_frame_fontset_func = x_set_font; | |
11125 | check_window_system_func = check_x; | |
333b20bb GM |
11126 | |
11127 | /* Images. */ | |
11128 | Qxbm = intern ("xbm"); | |
11129 | staticpro (&Qxbm); | |
d2dc8167 GM |
11130 | QCconversion = intern (":conversion"); |
11131 | staticpro (&QCconversion); | |
333b20bb GM |
11132 | QCheuristic_mask = intern (":heuristic-mask"); |
11133 | staticpro (&QCheuristic_mask); | |
11134 | QCcolor_symbols = intern (":color-symbols"); | |
11135 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
11136 | QCascent = intern (":ascent"); |
11137 | staticpro (&QCascent); | |
11138 | QCmargin = intern (":margin"); | |
11139 | staticpro (&QCmargin); | |
11140 | QCrelief = intern (":relief"); | |
11141 | staticpro (&QCrelief); | |
fcf431dc GM |
11142 | Qpostscript = intern ("postscript"); |
11143 | staticpro (&Qpostscript); | |
333b20bb GM |
11144 | QCloader = intern (":loader"); |
11145 | staticpro (&QCloader); | |
11146 | QCbounding_box = intern (":bounding-box"); | |
11147 | staticpro (&QCbounding_box); | |
11148 | QCpt_width = intern (":pt-width"); | |
11149 | staticpro (&QCpt_width); | |
11150 | QCpt_height = intern (":pt-height"); | |
11151 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
11152 | QCindex = intern (":index"); |
11153 | staticpro (&QCindex); | |
333b20bb GM |
11154 | Qpbm = intern ("pbm"); |
11155 | staticpro (&Qpbm); | |
11156 | ||
11157 | #if HAVE_XPM | |
11158 | Qxpm = intern ("xpm"); | |
11159 | staticpro (&Qxpm); | |
11160 | #endif | |
177c0ea7 | 11161 | |
333b20bb GM |
11162 | #if HAVE_JPEG |
11163 | Qjpeg = intern ("jpeg"); | |
11164 | staticpro (&Qjpeg); | |
177c0ea7 | 11165 | #endif |
333b20bb GM |
11166 | |
11167 | #if HAVE_TIFF | |
11168 | Qtiff = intern ("tiff"); | |
11169 | staticpro (&Qtiff); | |
177c0ea7 | 11170 | #endif |
333b20bb GM |
11171 | |
11172 | #if HAVE_GIF | |
11173 | Qgif = intern ("gif"); | |
11174 | staticpro (&Qgif); | |
11175 | #endif | |
11176 | ||
11177 | #if HAVE_PNG | |
11178 | Qpng = intern ("png"); | |
11179 | staticpro (&Qpng); | |
11180 | #endif | |
11181 | ||
11182 | defsubr (&Sclear_image_cache); | |
42677916 | 11183 | defsubr (&Simage_size); |
b243755a | 11184 | defsubr (&Simage_mask_p); |
333b20bb | 11185 | |
0af913d7 GM |
11186 | hourglass_atimer = NULL; |
11187 | hourglass_shown_p = 0; | |
333b20bb GM |
11188 | |
11189 | defsubr (&Sx_show_tip); | |
11190 | defsubr (&Sx_hide_tip); | |
333b20bb | 11191 | tip_timer = Qnil; |
44b5a125 GM |
11192 | staticpro (&tip_timer); |
11193 | tip_frame = Qnil; | |
11194 | staticpro (&tip_frame); | |
333b20bb | 11195 | |
06d62053 GM |
11196 | last_show_tip_args = Qnil; |
11197 | staticpro (&last_show_tip_args); | |
11198 | ||
333b20bb GM |
11199 | #ifdef USE_MOTIF |
11200 | defsubr (&Sx_file_dialog); | |
11201 | #endif | |
11202 | } | |
11203 | ||
11204 | ||
11205 | void | |
11206 | init_xfns () | |
11207 | { | |
11208 | image_types = NULL; | |
11209 | Vimage_types = Qnil; | |
177c0ea7 | 11210 | |
333b20bb GM |
11211 | define_image_type (&xbm_type); |
11212 | define_image_type (&gs_type); | |
11213 | define_image_type (&pbm_type); | |
177c0ea7 | 11214 | |
333b20bb GM |
11215 | #if HAVE_XPM |
11216 | define_image_type (&xpm_type); | |
11217 | #endif | |
177c0ea7 | 11218 | |
333b20bb GM |
11219 | #if HAVE_JPEG |
11220 | define_image_type (&jpeg_type); | |
11221 | #endif | |
177c0ea7 | 11222 | |
333b20bb GM |
11223 | #if HAVE_TIFF |
11224 | define_image_type (&tiff_type); | |
11225 | #endif | |
177c0ea7 | 11226 | |
333b20bb GM |
11227 | #if HAVE_GIF |
11228 | define_image_type (&gif_type); | |
11229 | #endif | |
177c0ea7 | 11230 | |
333b20bb GM |
11231 | #if HAVE_PNG |
11232 | define_image_type (&png_type); | |
11233 | #endif | |
01f1ba30 JB |
11234 | } |
11235 | ||
11236 | #endif /* HAVE_X_WINDOWS */ | |
ab5796a9 MB |
11237 | |
11238 | /* arch-tag: 55040d02-5485-4d58-8b22-95a7a05f3288 | |
11239 | (do not change this comment) */ |