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 KL |
51 | #include "systty.h" |
52 | #include "termchar.h" | |
01f1ba30 JB |
53 | |
54 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 55 | |
67ba84d1 | 56 | #include <ctype.h> |
63cec32f GM |
57 | #include <sys/types.h> |
58 | #include <sys/stat.h> | |
01f1ba30 | 59 | |
0a93081c | 60 | #ifndef VMS |
0505a740 | 61 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
62 | #include "bitmaps/gray.xbm" |
63 | #else | |
dbc4e1c1 | 64 | #include <X11/bitmaps/gray> |
ef493a27 | 65 | #endif |
0a93081c JB |
66 | #else |
67 | #include "[.bitmaps]gray.xbm" | |
68 | #endif | |
dbc4e1c1 | 69 | |
488dd4c4 JD |
70 | #ifdef USE_GTK |
71 | #include "gtkutil.h" | |
72 | #endif | |
73 | ||
9ef48a9d RS |
74 | #ifdef USE_X_TOOLKIT |
75 | #include <X11/Shell.h> | |
76 | ||
398ffa92 | 77 | #ifndef USE_MOTIF |
9ef48a9d RS |
78 | #include <X11/Xaw/Paned.h> |
79 | #include <X11/Xaw/Label.h> | |
398ffa92 | 80 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
81 | |
82 | #ifdef USG | |
83 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
84 | #include <X11/Xos.h> | |
85 | #define USG | |
86 | #else | |
87 | #include <X11/Xos.h> | |
88 | #endif | |
89 | ||
90 | #include "widget.h" | |
91 | ||
92 | #include "../lwlib/lwlib.h" | |
93 | ||
333b20bb GM |
94 | #ifdef USE_MOTIF |
95 | #include <Xm/Xm.h> | |
96 | #include <Xm/DialogS.h> | |
97 | #include <Xm/FileSB.h> | |
98 | #endif | |
99 | ||
3b882b1d RS |
100 | /* Do the EDITRES protocol if running X11R5 |
101 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 102 | |
3b882b1d | 103 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 104 | #define HACK_EDITRES |
b9dc4443 | 105 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
106 | #endif /* R5 + Athena */ |
107 | ||
333b20bb GM |
108 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
109 | ||
6c32dd68 PR |
110 | extern LWLIB_ID widget_id_tick; |
111 | ||
e3881aa0 | 112 | #ifdef USE_LUCID |
82c90203 | 113 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 114 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 115 | #endif |
9ef48a9d | 116 | |
6bc20398 | 117 | extern void free_frame_menubar (); |
d62c8769 | 118 | extern double atof (); |
333b20bb | 119 | |
fc2cdd9a GM |
120 | #ifdef USE_MOTIF |
121 | ||
122 | /* LessTif/Motif version info. */ | |
123 | ||
124 | static Lisp_Object Vmotif_version_string; | |
125 | ||
126 | #endif /* USE_MOTIF */ | |
127 | ||
9ef48a9d RS |
128 | #endif /* USE_X_TOOLKIT */ |
129 | ||
8a16bd4f LK |
130 | #ifdef USE_GTK |
131 | ||
132 | /* GTK+ version info */ | |
133 | ||
134 | static Lisp_Object Vgtk_version_string; | |
135 | ||
136 | #endif /* USE_GTK */ | |
137 | ||
9d317b2c RS |
138 | #ifdef HAVE_X11R4 |
139 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
140 | #else | |
141 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
142 | #endif | |
143 | ||
333b20bb GM |
144 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
145 | it, and including `bitmaps/gray' more than once is a problem when | |
146 | config.h defines `static' as an empty replacement string. */ | |
147 | ||
148 | int gray_bitmap_width = gray_width; | |
149 | int gray_bitmap_height = gray_height; | |
62906360 | 150 | char *gray_bitmap_bits = gray_bits; |
333b20bb | 151 | |
0af913d7 | 152 | /* Non-zero means we're allowed to display an hourglass cursor. */ |
333b20bb | 153 | |
0af913d7 | 154 | int display_hourglass_p; |
333b20bb | 155 | |
01f1ba30 | 156 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 157 | over text or in the modeline. */ |
333b20bb | 158 | |
01f1ba30 | 159 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 160 | Lisp_Object Vx_hourglass_pointer_shape; |
333b20bb | 161 | |
ca0ecbf5 | 162 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 163 | |
ca0ecbf5 | 164 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 165 | |
8fb4ec9c GM |
166 | /* If non-nil, the pointer shape to indicate that windows can be |
167 | dragged horizontally. */ | |
168 | ||
169 | Lisp_Object Vx_window_horizontal_drag_shape; | |
170 | ||
b9dc4443 | 171 | /* Color of chars displayed in cursor box. */ |
333b20bb | 172 | |
01f1ba30 JB |
173 | Lisp_Object Vx_cursor_fore_pixel; |
174 | ||
b9dc4443 | 175 | /* Nonzero if using X. */ |
333b20bb | 176 | |
b9dc4443 | 177 | static int x_in_use; |
01f1ba30 | 178 | |
b9dc4443 | 179 | /* Non nil if no window manager is in use. */ |
333b20bb | 180 | |
01f1ba30 JB |
181 | Lisp_Object Vx_no_window_manager; |
182 | ||
f1c7b5a6 | 183 | /* Search path for bitmap files. */ |
333b20bb | 184 | |
f1c7b5a6 RS |
185 | Lisp_Object Vx_bitmap_file_path; |
186 | ||
942ea06d | 187 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 188 | |
942ea06d KH |
189 | Lisp_Object Vx_pixel_size_width_font_regexp; |
190 | ||
baaed68e | 191 | Lisp_Object Qnone; |
8af1d7ca | 192 | Lisp_Object Qsuppress_icon; |
01f1ba30 | 193 | Lisp_Object Qundefined_color; |
7c0d3ed8 | 194 | Lisp_Object Qcenter; |
ae782866 | 195 | Lisp_Object Qcompound_text, Qcancel_timer; |
01f1ba30 | 196 | |
7c0d3ed8 | 197 | /* In dispnew.c */ |
f9942c9e | 198 | |
01f1ba30 JB |
199 | extern Lisp_Object Vwindow_system_version; |
200 | ||
7c0d3ed8 | 201 | /* The below are defined in frame.c. */ |
333b20bb | 202 | |
f1d2ce7f | 203 | #if GLYPH_DEBUG |
eaf1eea9 GM |
204 | int image_cache_refcount, dpyinfo_refcount; |
205 | #endif | |
206 | ||
207 | ||
01f1ba30 | 208 | \f |
11ae94fe | 209 | /* Error if we are not connected to X. */ |
333b20bb | 210 | |
7fc9de26 | 211 | void |
11ae94fe RS |
212 | check_x () |
213 | { | |
b9dc4443 | 214 | if (! x_in_use) |
11ae94fe RS |
215 | error ("X windows are not in use or not initialized"); |
216 | } | |
217 | ||
1c59f5df RS |
218 | /* Nonzero if we can use mouse menus. |
219 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
220 | |
221 | int | |
1c59f5df | 222 | have_menus_p () |
75cc8ee5 | 223 | { |
b9dc4443 RS |
224 | return x_in_use; |
225 | } | |
226 | ||
227 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
228 | and checking validity for X. */ | |
229 | ||
230 | FRAME_PTR | |
231 | check_x_frame (frame) | |
232 | Lisp_Object frame; | |
233 | { | |
234 | FRAME_PTR f; | |
235 | ||
236 | if (NILP (frame)) | |
0fe92f72 | 237 | frame = selected_frame; |
b7826503 | 238 | CHECK_LIVE_FRAME (frame); |
0fe92f72 | 239 | f = XFRAME (frame); |
b9dc4443 | 240 | if (! FRAME_X_P (f)) |
1c59f5df | 241 | error ("Non-X frame used"); |
b9dc4443 | 242 | return f; |
75cc8ee5 RS |
243 | } |
244 | ||
b9dc4443 RS |
245 | /* Let the user specify an X display with a frame. |
246 | nil stands for the selected frame--or, if that is not an X frame, | |
247 | the first X display on the list. */ | |
248 | ||
7c0d3ed8 | 249 | struct x_display_info * |
b9dc4443 RS |
250 | check_x_display_info (frame) |
251 | Lisp_Object frame; | |
252 | { | |
8ec8a5ec | 253 | struct x_display_info *dpyinfo = NULL; |
177c0ea7 | 254 | |
b9dc4443 RS |
255 | if (NILP (frame)) |
256 | { | |
0fe92f72 | 257 | struct frame *sf = XFRAME (selected_frame); |
177c0ea7 | 258 | |
0fe92f72 | 259 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) |
8ec8a5ec | 260 | dpyinfo = FRAME_X_DISPLAY_INFO (sf); |
b9dc4443 | 261 | else if (x_display_list != 0) |
8ec8a5ec | 262 | dpyinfo = x_display_list; |
b9dc4443 RS |
263 | else |
264 | error ("X windows are not in use or not initialized"); | |
265 | } | |
266 | else if (STRINGP (frame)) | |
8ec8a5ec | 267 | dpyinfo = x_display_info_for_name (frame); |
b9dc4443 RS |
268 | else |
269 | { | |
ba4c10fd | 270 | FRAME_PTR f = check_x_frame (frame); |
8ec8a5ec | 271 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
b9dc4443 | 272 | } |
8ec8a5ec GM |
273 | |
274 | return dpyinfo; | |
b9dc4443 | 275 | } |
333b20bb | 276 | |
b9dc4443 | 277 | \f |
f676886a JB |
278 | /* Return the Emacs frame-object corresponding to an X window. |
279 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 280 | |
34ca5317 | 281 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 282 | |
f676886a | 283 | struct frame * |
2d271e2e KH |
284 | x_window_to_frame (dpyinfo, wdesc) |
285 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
286 | int wdesc; |
287 | { | |
f676886a JB |
288 | Lisp_Object tail, frame; |
289 | struct frame *f; | |
01f1ba30 | 290 | |
8e713be6 | 291 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 292 | { |
8e713be6 | 293 | frame = XCAR (tail); |
34ca5317 | 294 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 295 | continue; |
f676886a | 296 | f = XFRAME (frame); |
2d764c78 | 297 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 298 | continue; |
0af913d7 | 299 | if (f->output_data.x->hourglass_window == wdesc) |
17cbbf95 | 300 | return f; |
9ef48a9d | 301 | #ifdef USE_X_TOOLKIT |
177c0ea7 | 302 | if ((f->output_data.x->edit_widget |
7556890b | 303 | && XtWindow (f->output_data.x->edit_widget) == wdesc) |
333b20bb GM |
304 | /* A tooltip frame? */ |
305 | || (!f->output_data.x->edit_widget | |
306 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 307 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
308 | return f; |
309 | #else /* not USE_X_TOOLKIT */ | |
488dd4c4 JD |
310 | #ifdef USE_GTK |
311 | if (f->output_data.x->edit_widget) | |
312 | { | |
810f2256 | 313 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 JD |
314 | struct x_output *x = f->output_data.x; |
315 | if (gwdesc != 0 && gwdesc == x->edit_widget) | |
316 | return f; | |
317 | } | |
318 | #endif /* USE_GTK */ | |
fe24a618 | 319 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 320 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 321 | return f; |
9ef48a9d RS |
322 | #endif /* not USE_X_TOOLKIT */ |
323 | } | |
324 | return 0; | |
325 | } | |
326 | ||
488dd4c4 | 327 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
9ef48a9d RS |
328 | /* Like x_window_to_frame but also compares the window with the widget's |
329 | windows. */ | |
330 | ||
331 | struct frame * | |
2d271e2e KH |
332 | x_any_window_to_frame (dpyinfo, wdesc) |
333 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
334 | int wdesc; |
335 | { | |
336 | Lisp_Object tail, frame; | |
17cbbf95 | 337 | struct frame *f, *found; |
7556890b | 338 | struct x_output *x; |
9ef48a9d | 339 | |
17cbbf95 GM |
340 | found = NULL; |
341 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 342 | { |
8e713be6 | 343 | frame = XCAR (tail); |
34ca5317 | 344 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 345 | continue; |
177c0ea7 | 346 | |
9ef48a9d | 347 | f = XFRAME (frame); |
17cbbf95 | 348 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 349 | { |
17cbbf95 GM |
350 | /* This frame matches if the window is any of its widgets. */ |
351 | x = f->output_data.x; | |
0af913d7 | 352 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
353 | found = f; |
354 | else if (x->widget) | |
355 | { | |
488dd4c4 | 356 | #ifdef USE_GTK |
810f2256 | 357 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 JD |
358 | if (gwdesc != 0 |
359 | && (gwdesc == x->widget | |
360 | || gwdesc == x->edit_widget | |
361 | || gwdesc == x->vbox_widget | |
362 | || gwdesc == x->menubar_widget)) | |
363 | found = f; | |
364 | #else | |
177c0ea7 JB |
365 | if (wdesc == XtWindow (x->widget) |
366 | || wdesc == XtWindow (x->column_widget) | |
17cbbf95 GM |
367 | || wdesc == XtWindow (x->edit_widget)) |
368 | found = f; | |
369 | /* Match if the window is this frame's menubar. */ | |
370 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
371 | found = f; | |
488dd4c4 | 372 | #endif |
17cbbf95 GM |
373 | } |
374 | else if (FRAME_X_WINDOW (f) == wdesc) | |
375 | /* A tooltip frame. */ | |
376 | found = f; | |
333b20bb | 377 | } |
01f1ba30 | 378 | } |
177c0ea7 | 379 | |
17cbbf95 | 380 | return found; |
01f1ba30 | 381 | } |
5e65b9ab | 382 | |
5fbc3f3a KH |
383 | /* Likewise, but exclude the menu bar widget. */ |
384 | ||
385 | struct frame * | |
386 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
387 | struct x_display_info *dpyinfo; | |
388 | int wdesc; | |
389 | { | |
390 | Lisp_Object tail, frame; | |
391 | struct frame *f; | |
7556890b | 392 | struct x_output *x; |
5fbc3f3a | 393 | |
8e713be6 | 394 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 395 | { |
8e713be6 | 396 | frame = XCAR (tail); |
5fbc3f3a KH |
397 | if (!GC_FRAMEP (frame)) |
398 | continue; | |
399 | f = XFRAME (frame); | |
2d764c78 | 400 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 401 | continue; |
7556890b | 402 | x = f->output_data.x; |
5fbc3f3a | 403 | /* This frame matches if the window is any of its widgets. */ |
0af913d7 | 404 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
405 | return f; |
406 | else if (x->widget) | |
333b20bb | 407 | { |
488dd4c4 | 408 | #ifdef USE_GTK |
810f2256 | 409 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 JD |
410 | if (gwdesc != 0 |
411 | && (gwdesc == x->widget | |
412 | || gwdesc == x->edit_widget | |
413 | || gwdesc == x->vbox_widget)) | |
414 | return f; | |
415 | #else | |
177c0ea7 JB |
416 | if (wdesc == XtWindow (x->widget) |
417 | || wdesc == XtWindow (x->column_widget) | |
333b20bb GM |
418 | || wdesc == XtWindow (x->edit_widget)) |
419 | return f; | |
488dd4c4 | 420 | #endif |
333b20bb GM |
421 | } |
422 | else if (FRAME_X_WINDOW (f) == wdesc) | |
423 | /* A tooltip frame. */ | |
5fbc3f3a KH |
424 | return f; |
425 | } | |
426 | return 0; | |
427 | } | |
428 | ||
fd3a3022 RS |
429 | /* Likewise, but consider only the menu bar widget. */ |
430 | ||
431 | struct frame * | |
432 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
433 | struct x_display_info *dpyinfo; | |
434 | int wdesc; | |
435 | { | |
436 | Lisp_Object tail, frame; | |
437 | struct frame *f; | |
7556890b | 438 | struct x_output *x; |
fd3a3022 | 439 | |
8e713be6 | 440 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 441 | { |
8e713be6 | 442 | frame = XCAR (tail); |
fd3a3022 RS |
443 | if (!GC_FRAMEP (frame)) |
444 | continue; | |
445 | f = XFRAME (frame); | |
2d764c78 | 446 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 447 | continue; |
7556890b | 448 | x = f->output_data.x; |
fd3a3022 | 449 | /* Match if the window is this frame's menubar. */ |
488dd4c4 JD |
450 | #ifdef USE_GTK |
451 | if (x->menubar_widget) | |
452 | { | |
810f2256 | 453 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 | 454 | int found = 0; |
177c0ea7 | 455 | |
488dd4c4 JD |
456 | BLOCK_INPUT; |
457 | if (gwdesc != 0 | |
458 | && (gwdesc == x->menubar_widget | |
459 | || gtk_widget_get_parent (gwdesc) == x->menubar_widget)) | |
460 | found = 1; | |
461 | UNBLOCK_INPUT; | |
462 | if (found) return f; | |
463 | } | |
464 | #else | |
333b20bb GM |
465 | if (x->menubar_widget |
466 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 | 467 | return f; |
488dd4c4 | 468 | #endif |
fd3a3022 RS |
469 | } |
470 | return 0; | |
471 | } | |
472 | ||
5e65b9ab RS |
473 | /* Return the frame whose principal (outermost) window is WDESC. |
474 | If WDESC is some other (smaller) window, we return 0. */ | |
475 | ||
476 | struct frame * | |
2d271e2e KH |
477 | x_top_window_to_frame (dpyinfo, wdesc) |
478 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
479 | int wdesc; |
480 | { | |
481 | Lisp_Object tail, frame; | |
482 | struct frame *f; | |
7556890b | 483 | struct x_output *x; |
5e65b9ab | 484 | |
8e713be6 | 485 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 486 | { |
8e713be6 | 487 | frame = XCAR (tail); |
34ca5317 | 488 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
489 | continue; |
490 | f = XFRAME (frame); | |
2d764c78 | 491 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 492 | continue; |
7556890b | 493 | x = f->output_data.x; |
333b20bb GM |
494 | |
495 | if (x->widget) | |
496 | { | |
497 | /* This frame matches if the window is its topmost widget. */ | |
488dd4c4 | 498 | #ifdef USE_GTK |
810f2256 | 499 | GtkWidget *gwdesc = xg_win_to_widget (dpyinfo->display, wdesc); |
488dd4c4 JD |
500 | if (gwdesc == x->widget) |
501 | return f; | |
502 | #else | |
333b20bb GM |
503 | if (wdesc == XtWindow (x->widget)) |
504 | return f; | |
7a994728 KH |
505 | #if 0 /* I don't know why it did this, |
506 | but it seems logically wrong, | |
507 | and it causes trouble for MapNotify events. */ | |
333b20bb | 508 | /* Match if the window is this frame's menubar. */ |
177c0ea7 | 509 | if (x->menubar_widget |
333b20bb GM |
510 | && wdesc == XtWindow (x->menubar_widget)) |
511 | return f; | |
488dd4c4 | 512 | #endif |
7a994728 | 513 | #endif |
333b20bb GM |
514 | } |
515 | else if (FRAME_X_WINDOW (f) == wdesc) | |
516 | /* Tooltip frame. */ | |
517 | return f; | |
5e65b9ab RS |
518 | } |
519 | return 0; | |
520 | } | |
488dd4c4 | 521 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
01f1ba30 | 522 | |
01f1ba30 | 523 | \f |
203c1d73 RS |
524 | |
525 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
526 | id, which is just an int that this section returns. Bitmaps are | |
527 | reference counted so they can be shared among frames. | |
528 | ||
529 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
530 | be used to indicate no bitmap. | |
531 | ||
532 | If you use x_create_bitmap_from_data, then you must keep track of | |
533 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 534 | data more than once will not be caught. */ |
203c1d73 RS |
535 | |
536 | ||
f1c7b5a6 RS |
537 | /* Functions to access the contents of a bitmap, given an id. */ |
538 | ||
539 | int | |
540 | x_bitmap_height (f, id) | |
541 | FRAME_PTR f; | |
542 | int id; | |
543 | { | |
08a90d6a | 544 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
545 | } |
546 | ||
547 | int | |
548 | x_bitmap_width (f, id) | |
549 | FRAME_PTR f; | |
550 | int id; | |
551 | { | |
08a90d6a | 552 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
553 | } |
554 | ||
555 | int | |
556 | x_bitmap_pixmap (f, id) | |
557 | FRAME_PTR f; | |
558 | int id; | |
559 | { | |
08a90d6a | 560 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
561 | } |
562 | ||
993d0721 JB |
563 | int |
564 | x_bitmap_mask (f, id) | |
565 | FRAME_PTR f; | |
566 | int id; | |
567 | { | |
568 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].mask; | |
569 | } | |
570 | ||
f1c7b5a6 | 571 | |
203c1d73 RS |
572 | /* Allocate a new bitmap record. Returns index of new record. */ |
573 | ||
574 | static int | |
08a90d6a RS |
575 | x_allocate_bitmap_record (f) |
576 | FRAME_PTR f; | |
203c1d73 | 577 | { |
08a90d6a RS |
578 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
579 | int i; | |
580 | ||
581 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 582 | { |
08a90d6a RS |
583 | dpyinfo->bitmaps_size = 10; |
584 | dpyinfo->bitmaps | |
585 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
586 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
587 | return 1; |
588 | } | |
589 | ||
08a90d6a RS |
590 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
591 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 592 | |
08a90d6a RS |
593 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
594 | if (dpyinfo->bitmaps[i].refcount == 0) | |
595 | return i + 1; | |
203c1d73 | 596 | |
08a90d6a RS |
597 | dpyinfo->bitmaps_size *= 2; |
598 | dpyinfo->bitmaps | |
599 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
600 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
601 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
602 | } |
603 | ||
604 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
605 | ||
606 | void | |
f1c7b5a6 RS |
607 | x_reference_bitmap (f, id) |
608 | FRAME_PTR f; | |
203c1d73 RS |
609 | int id; |
610 | { | |
08a90d6a | 611 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
612 | } |
613 | ||
614 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
615 | ||
616 | int | |
617 | x_create_bitmap_from_data (f, bits, width, height) | |
618 | struct frame *f; | |
619 | char *bits; | |
620 | unsigned int width, height; | |
621 | { | |
08a90d6a | 622 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
623 | Pixmap bitmap; |
624 | int id; | |
625 | ||
b9dc4443 | 626 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
627 | bits, width, height); |
628 | ||
7c0d3ed8 KS |
629 | |
630 | ||
203c1d73 RS |
631 | if (! bitmap) |
632 | return -1; | |
633 | ||
08a90d6a RS |
634 | id = x_allocate_bitmap_record (f); |
635 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
97e7188e | 636 | dpyinfo->bitmaps[id - 1].have_mask = 0; |
08a90d6a RS |
637 | dpyinfo->bitmaps[id - 1].file = NULL; |
638 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
639 | dpyinfo->bitmaps[id - 1].depth = 1; | |
640 | dpyinfo->bitmaps[id - 1].height = height; | |
641 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
642 | |
643 | return id; | |
644 | } | |
645 | ||
646 | /* Create bitmap from file FILE for frame F. */ | |
647 | ||
648 | int | |
649 | x_create_bitmap_from_file (f, file) | |
650 | struct frame *f; | |
f1c7b5a6 | 651 | Lisp_Object file; |
203c1d73 | 652 | { |
08a90d6a | 653 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
654 | unsigned int width, height; |
655 | Pixmap bitmap; | |
656 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
657 | Lisp_Object found; |
658 | int fd; | |
659 | char *filename; | |
203c1d73 RS |
660 | |
661 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 662 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 663 | { |
08a90d6a RS |
664 | if (dpyinfo->bitmaps[id].refcount |
665 | && dpyinfo->bitmaps[id].file | |
d5db4077 | 666 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) SDATA (file))) |
203c1d73 | 667 | { |
08a90d6a | 668 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
669 | return id + 1; |
670 | } | |
671 | } | |
672 | ||
f1c7b5a6 | 673 | /* Search bitmap-file-path for the file, if appropriate. */ |
de2413e9 | 674 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, Qnil); |
f1c7b5a6 RS |
675 | if (fd < 0) |
676 | return -1; | |
68c45bf0 | 677 | emacs_close (fd); |
f1c7b5a6 | 678 | |
d5db4077 | 679 | filename = (char *) SDATA (found); |
f1c7b5a6 | 680 | |
b9dc4443 | 681 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 682 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
683 | if (result != BitmapSuccess) |
684 | return -1; | |
685 | ||
08a90d6a RS |
686 | id = x_allocate_bitmap_record (f); |
687 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
97e7188e | 688 | dpyinfo->bitmaps[id - 1].have_mask = 0; |
08a90d6a | 689 | dpyinfo->bitmaps[id - 1].refcount = 1; |
9f2a85b2 | 690 | dpyinfo->bitmaps[id - 1].file |
d5db4077 | 691 | = (char *) xmalloc (SBYTES (file) + 1); |
08a90d6a RS |
692 | dpyinfo->bitmaps[id - 1].depth = 1; |
693 | dpyinfo->bitmaps[id - 1].height = height; | |
694 | dpyinfo->bitmaps[id - 1].width = width; | |
d5db4077 | 695 | strcpy (dpyinfo->bitmaps[id - 1].file, SDATA (file)); |
203c1d73 RS |
696 | |
697 | return id; | |
698 | } | |
699 | ||
700 | /* Remove reference to bitmap with id number ID. */ | |
701 | ||
968b1234 | 702 | void |
f1c7b5a6 RS |
703 | x_destroy_bitmap (f, id) |
704 | FRAME_PTR f; | |
203c1d73 RS |
705 | int id; |
706 | { | |
08a90d6a RS |
707 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
708 | ||
203c1d73 RS |
709 | if (id > 0) |
710 | { | |
08a90d6a RS |
711 | --dpyinfo->bitmaps[id - 1].refcount; |
712 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 713 | { |
ed662bdd | 714 | BLOCK_INPUT; |
08a90d6a | 715 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
97e7188e KH |
716 | if (dpyinfo->bitmaps[id - 1].have_mask) |
717 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].mask); | |
08a90d6a | 718 | if (dpyinfo->bitmaps[id - 1].file) |
203c1d73 | 719 | { |
333b20bb | 720 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 721 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 722 | } |
ed662bdd | 723 | UNBLOCK_INPUT; |
203c1d73 RS |
724 | } |
725 | } | |
726 | } | |
727 | ||
08a90d6a | 728 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 729 | |
08a90d6a RS |
730 | static void |
731 | x_destroy_all_bitmaps (dpyinfo) | |
732 | struct x_display_info *dpyinfo; | |
203c1d73 | 733 | { |
08a90d6a RS |
734 | int i; |
735 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
736 | if (dpyinfo->bitmaps[i].refcount > 0) | |
737 | { | |
738 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
97e7188e KH |
739 | if (dpyinfo->bitmaps[i].have_mask) |
740 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].mask); | |
08a90d6a | 741 | if (dpyinfo->bitmaps[i].file) |
333b20bb | 742 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
743 | } |
744 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
745 | } |
746 | \f | |
01f1ba30 | 747 | |
993d0721 JB |
748 | |
749 | ||
750 | /* Useful functions defined in the section | |
751 | `Image type independent image structures' below. */ | |
752 | ||
753 | static unsigned long four_corners_best P_ ((XImage *ximg, unsigned long width, | |
754 | unsigned long height)); | |
755 | ||
756 | static int x_create_x_image_and_pixmap P_ ((struct frame *f, int width, int height, | |
757 | int depth, XImage **ximg, | |
758 | Pixmap *pixmap)); | |
759 | ||
760 | static void x_destroy_x_image P_ ((XImage *ximg)); | |
761 | ||
762 | ||
763 | /* Create a mask of a bitmap. Note is this not a perfect mask. | |
764 | It's nicer with some borders in this context */ | |
765 | ||
766 | int | |
810f2256 | 767 | x_create_bitmap_mask (f, id) |
993d0721 JB |
768 | struct frame *f; |
769 | int id; | |
770 | { | |
771 | Pixmap pixmap, mask; | |
772 | XImage *ximg, *mask_img; | |
773 | unsigned long width, height; | |
774 | int result; | |
775 | unsigned long bg; | |
776 | unsigned long x, y, xp, xm, yp, ym; | |
777 | GC gc; | |
778 | ||
779 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
780 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
781 | ||
782 | if (!(id > 0)) | |
783 | return -1; | |
784 | ||
810f2256 JD |
785 | pixmap = x_bitmap_pixmap (f, id); |
786 | width = x_bitmap_width (f, id); | |
787 | height = x_bitmap_height (f, id); | |
993d0721 JB |
788 | |
789 | BLOCK_INPUT; | |
790 | ximg = XGetImage (FRAME_X_DISPLAY (f), pixmap, 0, 0, width, height, | |
791 | ~0, ZPixmap); | |
792 | ||
793 | if (!ximg) | |
794 | { | |
795 | UNBLOCK_INPUT; | |
796 | return -1; | |
797 | } | |
798 | ||
799 | result = x_create_x_image_and_pixmap (f, width, height, 1, &mask_img, &mask); | |
800 | ||
801 | UNBLOCK_INPUT; | |
802 | if (!result) | |
803 | { | |
810f2256 | 804 | XDestroyImage (ximg); |
993d0721 JB |
805 | return -1; |
806 | } | |
807 | ||
808 | bg = four_corners_best (ximg, width, height); | |
809 | ||
810 | for (y = 0; y < ximg->height; ++y) | |
811 | { | |
812 | for (x = 0; x < ximg->width; ++x) | |
813 | { | |
814 | xp = x != ximg->width - 1 ? x + 1 : 0; | |
815 | xm = x != 0 ? x - 1 : ximg->width - 1; | |
816 | yp = y != ximg->height - 1 ? y + 1 : 0; | |
817 | ym = y != 0 ? y - 1 : ximg->height - 1; | |
818 | if (XGetPixel (ximg, x, y) == bg | |
819 | && XGetPixel (ximg, x, yp) == bg | |
820 | && XGetPixel (ximg, x, ym) == bg | |
821 | && XGetPixel (ximg, xp, y) == bg | |
822 | && XGetPixel (ximg, xp, yp) == bg | |
823 | && XGetPixel (ximg, xp, ym) == bg | |
824 | && XGetPixel (ximg, xm, y) == bg | |
825 | && XGetPixel (ximg, xm, yp) == bg | |
826 | && XGetPixel (ximg, xm, ym) == bg) | |
827 | XPutPixel (mask_img, x, y, 0); | |
828 | else | |
829 | XPutPixel (mask_img, x, y, 1); | |
830 | } | |
831 | } | |
832 | ||
833 | xassert (interrupt_input_blocked); | |
834 | gc = XCreateGC (FRAME_X_DISPLAY (f), mask, 0, NULL); | |
835 | XPutImage (FRAME_X_DISPLAY (f), mask, gc, mask_img, 0, 0, 0, 0, | |
836 | width, height); | |
837 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
838 | ||
97e7188e | 839 | dpyinfo->bitmaps[id - 1].have_mask = 1; |
993d0721 JB |
840 | dpyinfo->bitmaps[id - 1].mask = mask; |
841 | ||
842 | XDestroyImage (ximg); | |
810f2256 | 843 | x_destroy_x_image (mask_img); |
993d0721 JB |
844 | |
845 | return 0; | |
846 | } | |
847 | ||
eaf1eea9 GM |
848 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
849 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
14819cb3 | 850 | static void x_disable_image P_ ((struct frame *, struct image *)); |
7c0d3ed8 | 851 | |
d62c8769 | 852 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ea0a1f53 | 853 | static void x_set_wait_for_wm P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
854 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
855 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
856 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
857 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
858 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
859 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
860 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
d62c8769 | 861 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 | 862 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 | 863 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
9ea173e8 | 864 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
865 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
866 | Lisp_Object)); | |
867 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
868 | Lisp_Object)); | |
869 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
870 | Lisp_Object, | |
871 | Lisp_Object, | |
872 | char *, char *, | |
873 | int)); | |
4a8e312c GM |
874 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
875 | Lisp_Object)); | |
b243755a GM |
876 | static void init_color_table P_ ((void)); |
877 | static void free_color_table P_ ((void)); | |
878 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
879 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
880 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
881 | ||
882 | ||
01f1ba30 | 883 | |
01f1ba30 | 884 | \f |
49d41073 | 885 | |
08a90d6a | 886 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
887 | These are the positions of the containing window manager window, |
888 | not Emacs's own window. */ | |
889 | ||
890 | void | |
891 | x_real_positions (f, xptr, yptr) | |
892 | FRAME_PTR f; | |
893 | int *xptr, *yptr; | |
894 | { | |
49d41073 EZ |
895 | int win_x, win_y, outer_x, outer_y; |
896 | int real_x = 0, real_y = 0; | |
897 | int had_errors = 0; | |
898 | Window win = f->output_data.x->parent_desc; | |
e9445337 | 899 | |
49d41073 | 900 | int count; |
043835a3 | 901 | |
49d41073 EZ |
902 | BLOCK_INPUT; |
903 | ||
904 | count = x_catch_errors (FRAME_X_DISPLAY (f)); | |
043835a3 | 905 | |
49d41073 EZ |
906 | if (win == FRAME_X_DISPLAY_INFO (f)->root_window) |
907 | win = FRAME_OUTER_WINDOW (f); | |
908 | ||
909 | /* This loop traverses up the containment tree until we hit the root | |
910 | window. Window managers may intersect many windows between our window | |
911 | and the root window. The window we find just before the root window | |
912 | should be the outer WM window. */ | |
913 | for (;;) | |
e9445337 | 914 | { |
49d41073 EZ |
915 | Window wm_window, rootw; |
916 | Window *tmp_children; | |
917 | unsigned int tmp_nchildren; | |
e7161ad9 | 918 | int success; |
ca7bac79 | 919 | |
e7161ad9 RS |
920 | success = XQueryTree (FRAME_X_DISPLAY (f), win, &rootw, |
921 | &wm_window, &tmp_children, &tmp_nchildren); | |
08a90d6a | 922 | |
49d41073 | 923 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
08a90d6a | 924 | |
e7161ad9 RS |
925 | /* Don't free tmp_children if XQueryTree failed. */ |
926 | if (! success) | |
927 | break; | |
928 | ||
929 | XFree ((char *) tmp_children); | |
930 | ||
49d41073 EZ |
931 | if (wm_window == rootw || had_errors) |
932 | break; | |
08a90d6a | 933 | |
49d41073 EZ |
934 | win = wm_window; |
935 | } | |
177c0ea7 | 936 | |
49d41073 EZ |
937 | if (! had_errors) |
938 | { | |
939 | int ign; | |
940 | Window child, rootw; | |
177c0ea7 | 941 | |
49d41073 EZ |
942 | /* Get the real coordinates for the WM window upper left corner */ |
943 | XGetGeometry (FRAME_X_DISPLAY (f), win, | |
944 | &rootw, &real_x, &real_y, &ign, &ign, &ign, &ign); | |
945 | ||
946 | /* Translate real coordinates to coordinates relative to our | |
947 | window. For our window, the upper left corner is 0, 0. | |
948 | Since the upper left corner of the WM window is outside | |
949 | our window, win_x and win_y will be negative: | |
950 | ||
951 | ------------------ ---> x | |
952 | | title | | |
953 | | ----------------- v y | |
954 | | | our window | |
955 | */ | |
8a07bba0 | 956 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 957 | |
8a07bba0 | 958 | /* From-window, to-window. */ |
8a07bba0 | 959 | FRAME_X_DISPLAY_INFO (f)->root_window, |
49d41073 | 960 | FRAME_X_WINDOW (f), |
e9445337 | 961 | |
8a07bba0 | 962 | /* From-position, to-position. */ |
49d41073 | 963 | real_x, real_y, &win_x, &win_y, |
08a90d6a | 964 | |
8a07bba0 RS |
965 | /* Child of win. */ |
966 | &child); | |
e9445337 | 967 | |
49d41073 | 968 | if (FRAME_X_WINDOW (f) == FRAME_OUTER_WINDOW (f)) |
845e9d85 | 969 | { |
49d41073 EZ |
970 | outer_x = win_x; |
971 | outer_y = win_y; | |
845e9d85 | 972 | } |
49d41073 EZ |
973 | else |
974 | { | |
975 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
ca7bac79 | 976 | |
49d41073 EZ |
977 | /* From-window, to-window. */ |
978 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
979 | FRAME_OUTER_WINDOW (f), | |
177c0ea7 | 980 | |
49d41073 EZ |
981 | /* From-position, to-position. */ |
982 | real_x, real_y, &outer_x, &outer_y, | |
177c0ea7 | 983 | |
49d41073 EZ |
984 | /* Child of win. */ |
985 | &child); | |
be786000 | 986 | } |
08a90d6a | 987 | |
49d41073 EZ |
988 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
989 | } | |
177c0ea7 | 990 | |
49d41073 | 991 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
177c0ea7 | 992 | |
49d41073 EZ |
993 | UNBLOCK_INPUT; |
994 | ||
995 | if (had_errors) return; | |
177c0ea7 | 996 | |
be786000 KS |
997 | f->x_pixels_diff = -win_x; |
998 | f->y_pixels_diff = -win_y; | |
999 | ||
1000 | FRAME_X_OUTPUT (f)->x_pixels_outer_diff = -outer_x; | |
1001 | FRAME_X_OUTPUT (f)->y_pixels_outer_diff = -outer_y; | |
49d41073 EZ |
1002 | |
1003 | *xptr = real_x; | |
1004 | *yptr = real_y; | |
e9445337 RS |
1005 | } |
1006 | ||
01f1ba30 | 1007 | \f |
82978295 | 1008 | |
d62c8769 GM |
1009 | |
1010 | /* Gamma-correct COLOR on frame F. */ | |
1011 | ||
1012 | void | |
1013 | gamma_correct (f, color) | |
1014 | struct frame *f; | |
1015 | XColor *color; | |
1016 | { | |
1017 | if (f->gamma) | |
1018 | { | |
1019 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1020 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1021 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1022 | } | |
1023 | } | |
1024 | ||
1025 | ||
7b746c38 GM |
1026 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
1027 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
1028 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
1029 | no color could be allocated. */ | |
e12d55b2 | 1030 | |
01f1ba30 | 1031 | int |
7b746c38 GM |
1032 | x_defined_color (f, color_name, color, alloc_p) |
1033 | struct frame *f; | |
1034 | char *color_name; | |
1035 | XColor *color; | |
1036 | int alloc_p; | |
01f1ba30 | 1037 | { |
7b746c38 GM |
1038 | int success_p; |
1039 | Display *dpy = FRAME_X_DISPLAY (f); | |
1040 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
1041 | |
1042 | BLOCK_INPUT; | |
7b746c38 GM |
1043 | success_p = XParseColor (dpy, cmap, color_name, color); |
1044 | if (success_p && alloc_p) | |
1045 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
1046 | UNBLOCK_INPUT; |
1047 | ||
7b746c38 | 1048 | return success_p; |
01f1ba30 JB |
1049 | } |
1050 | ||
9b2956e2 GM |
1051 | |
1052 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1053 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1054 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1055 | |
1056 | int | |
9b2956e2 | 1057 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1058 | FRAME_PTR f; |
9b2956e2 GM |
1059 | Lisp_Object color_name; |
1060 | int mono_color; | |
01f1ba30 | 1061 | { |
b9dc4443 | 1062 | XColor cdef; |
01f1ba30 | 1063 | |
b7826503 | 1064 | CHECK_STRING (color_name); |
01f1ba30 | 1065 | |
9b2956e2 GM |
1066 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1067 | colormap, it makes freeing difficult, and it's probably not | |
1068 | an important optimization. */ | |
d5db4077 | 1069 | if (strcmp (SDATA (color_name), "black") == 0) |
b9dc4443 | 1070 | return BLACK_PIX_DEFAULT (f); |
d5db4077 | 1071 | else if (strcmp (SDATA (color_name), "white") == 0) |
b9dc4443 | 1072 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1073 | #endif |
01f1ba30 | 1074 | |
9b2956e2 | 1075 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1076 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1077 | return mono_color; |
01f1ba30 | 1078 | |
2d764c78 | 1079 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1080 | by looking for a near-miss. */ |
d5db4077 | 1081 | if (x_defined_color (f, SDATA (color_name), &cdef, 1)) |
95626e11 RS |
1082 | return cdef.pixel; |
1083 | ||
c301be26 GM |
1084 | Fsignal (Qerror, Fcons (build_string ("Undefined color"), |
1085 | Fcons (color_name, Qnil))); | |
1086 | return 0; | |
01f1ba30 | 1087 | } |
9b2956e2 GM |
1088 | |
1089 | ||
01f1ba30 | 1090 | \f |
ea0a1f53 GM |
1091 | /* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is |
1092 | the previous value of that parameter, NEW_VALUE is the new value. | |
1093 | See also the comment of wait_for_wm in struct x_output. */ | |
1094 | ||
1095 | static void | |
1096 | x_set_wait_for_wm (f, new_value, old_value) | |
1097 | struct frame *f; | |
1098 | Lisp_Object new_value, old_value; | |
1099 | { | |
1100 | f->output_data.x->wait_for_wm = !NILP (new_value); | |
1101 | } | |
1102 | ||
993d0721 JB |
1103 | #ifdef USE_GTK |
1104 | ||
465aa50a JD |
1105 | static Lisp_Object x_find_image_file P_ ((Lisp_Object file)); |
1106 | ||
1107 | /* Set icon from FILE for frame F. By using GTK functions the icon | |
1108 | may be any format that GdkPixbuf knows about, i.e. not just bitmaps. */ | |
993d0721 JB |
1109 | |
1110 | int | |
810f2256 | 1111 | xg_set_icon (f, file) |
465aa50a | 1112 | FRAME_PTR f; |
993d0721 JB |
1113 | Lisp_Object file; |
1114 | { | |
465aa50a JD |
1115 | struct gcpro gcpro1; |
1116 | int result = 0; | |
1117 | Lisp_Object found; | |
993d0721 | 1118 | |
465aa50a | 1119 | GCPRO1 (found); |
993d0721 | 1120 | |
465aa50a JD |
1121 | found = x_find_image_file (file); |
1122 | ||
1123 | if (! NILP (found)) | |
1124 | { | |
1125 | GdkPixbuf *pixbuf; | |
1126 | GError *err = NULL; | |
1127 | char *filename; | |
1128 | ||
1129 | filename = SDATA (found); | |
1130 | BLOCK_INPUT; | |
1131 | ||
1132 | pixbuf = gdk_pixbuf_new_from_file (filename, &err); | |
1133 | ||
1134 | if (pixbuf) | |
1135 | { | |
1136 | gtk_window_set_icon (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
1137 | pixbuf); | |
1138 | g_object_unref (pixbuf); | |
1139 | ||
1140 | result = 1; | |
1141 | } | |
1142 | else | |
1143 | g_error_free (err); | |
1144 | ||
1145 | UNBLOCK_INPUT; | |
1146 | } | |
1147 | ||
1148 | UNGCPRO; | |
1149 | return result; | |
993d0721 JB |
1150 | } |
1151 | #endif /* USE_GTK */ | |
1152 | ||
ea0a1f53 | 1153 | |
f676886a | 1154 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1155 | to set individual parameters. |
1156 | ||
fe24a618 | 1157 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1158 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1159 | In that case, just record the parameter's new value |
1160 | in the standard place; do not attempt to change the window. */ | |
1161 | ||
1162 | void | |
f676886a JB |
1163 | x_set_foreground_color (f, arg, oldval) |
1164 | struct frame *f; | |
01f1ba30 JB |
1165 | Lisp_Object arg, oldval; |
1166 | { | |
09393d07 GM |
1167 | struct x_output *x = f->output_data.x; |
1168 | unsigned long fg, old_fg; | |
a76206dc | 1169 | |
09393d07 GM |
1170 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1171 | old_fg = x->foreground_pixel; | |
1172 | x->foreground_pixel = fg; | |
a76206dc | 1173 | |
fe24a618 | 1174 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1175 | { |
09393d07 | 1176 | Display *dpy = FRAME_X_DISPLAY (f); |
177c0ea7 | 1177 | |
09393d07 GM |
1178 | BLOCK_INPUT; |
1179 | XSetForeground (dpy, x->normal_gc, fg); | |
1180 | XSetBackground (dpy, x->reverse_gc, fg); | |
36d42089 | 1181 | |
09393d07 GM |
1182 | if (x->cursor_pixel == old_fg) |
1183 | { | |
1184 | unload_color (f, x->cursor_pixel); | |
1185 | x->cursor_pixel = x_copy_color (f, fg); | |
1186 | XSetBackground (dpy, x->cursor_gc, x->cursor_pixel); | |
1187 | } | |
177c0ea7 | 1188 | |
01f1ba30 | 1189 | UNBLOCK_INPUT; |
177c0ea7 | 1190 | |
05c8abbe | 1191 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
177c0ea7 | 1192 | |
179956b9 | 1193 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1194 | redraw_frame (f); |
01f1ba30 | 1195 | } |
177c0ea7 | 1196 | |
09393d07 | 1197 | unload_color (f, old_fg); |
01f1ba30 JB |
1198 | } |
1199 | ||
1200 | void | |
f676886a JB |
1201 | x_set_background_color (f, arg, oldval) |
1202 | struct frame *f; | |
01f1ba30 JB |
1203 | Lisp_Object arg, oldval; |
1204 | { | |
09393d07 GM |
1205 | struct x_output *x = f->output_data.x; |
1206 | unsigned long bg; | |
01f1ba30 | 1207 | |
09393d07 GM |
1208 | bg = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
1209 | unload_color (f, x->background_pixel); | |
1210 | x->background_pixel = bg; | |
a76206dc | 1211 | |
fe24a618 | 1212 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1213 | { |
09393d07 | 1214 | Display *dpy = FRAME_X_DISPLAY (f); |
177c0ea7 | 1215 | |
09393d07 GM |
1216 | BLOCK_INPUT; |
1217 | XSetBackground (dpy, x->normal_gc, bg); | |
1218 | XSetForeground (dpy, x->reverse_gc, bg); | |
1219 | XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg); | |
1220 | XSetForeground (dpy, x->cursor_gc, bg); | |
1221 | ||
488dd4c4 JD |
1222 | #ifdef USE_GTK |
1223 | xg_set_background_color (f, bg); | |
1224 | #endif | |
1225 | ||
f76e0368 GM |
1226 | #ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with |
1227 | toolkit scroll bars. */ | |
1228 | { | |
1229 | Lisp_Object bar; | |
1230 | for (bar = FRAME_SCROLL_BARS (f); | |
1231 | !NILP (bar); | |
1232 | bar = XSCROLL_BAR (bar)->next) | |
1233 | { | |
1234 | Window window = SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)); | |
1235 | XSetWindowBackground (dpy, window, bg); | |
1236 | } | |
1237 | } | |
1238 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
01f1ba30 | 1239 | |
09393d07 | 1240 | UNBLOCK_INPUT; |
05c8abbe | 1241 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1242 | |
179956b9 | 1243 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1244 | redraw_frame (f); |
01f1ba30 JB |
1245 | } |
1246 | } | |
1247 | ||
1248 | void | |
f676886a JB |
1249 | x_set_mouse_color (f, arg, oldval) |
1250 | struct frame *f; | |
01f1ba30 JB |
1251 | Lisp_Object arg, oldval; |
1252 | { | |
09393d07 GM |
1253 | struct x_output *x = f->output_data.x; |
1254 | Display *dpy = FRAME_X_DISPLAY (f); | |
3d970f28 | 1255 | Cursor cursor, nontext_cursor, mode_cursor, hand_cursor; |
0af913d7 | 1256 | Cursor hourglass_cursor, horizontal_drag_cursor; |
1dc6cfa6 | 1257 | int count; |
51a1d2d8 | 1258 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
09393d07 | 1259 | unsigned long mask_color = x->background_pixel; |
a76206dc | 1260 | |
51a1d2d8 | 1261 | /* Don't let pointers be invisible. */ |
09393d07 | 1262 | if (mask_color == pixel) |
bcf26b38 GM |
1263 | { |
1264 | x_free_colors (f, &pixel, 1); | |
09393d07 | 1265 | pixel = x_copy_color (f, x->foreground_pixel); |
bcf26b38 | 1266 | } |
a76206dc | 1267 | |
09393d07 GM |
1268 | unload_color (f, x->mouse_pixel); |
1269 | x->mouse_pixel = pixel; | |
01f1ba30 JB |
1270 | |
1271 | BLOCK_INPUT; | |
fe24a618 | 1272 | |
eb8c3be9 | 1273 | /* It's not okay to crash if the user selects a screwy cursor. */ |
09393d07 | 1274 | count = x_catch_errors (dpy); |
fe24a618 | 1275 | |
09393d07 | 1276 | if (!NILP (Vx_pointer_shape)) |
01f1ba30 | 1277 | { |
b7826503 | 1278 | CHECK_NUMBER (Vx_pointer_shape); |
09393d07 | 1279 | cursor = XCreateFontCursor (dpy, XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1280 | } |
1281 | else | |
09393d07 GM |
1282 | cursor = XCreateFontCursor (dpy, XC_xterm); |
1283 | x_check_errors (dpy, "bad text pointer cursor: %s"); | |
01f1ba30 | 1284 | |
09393d07 | 1285 | if (!NILP (Vx_nontext_pointer_shape)) |
01f1ba30 | 1286 | { |
b7826503 | 1287 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
09393d07 GM |
1288 | nontext_cursor |
1289 | = XCreateFontCursor (dpy, XINT (Vx_nontext_pointer_shape)); | |
01f1ba30 JB |
1290 | } |
1291 | else | |
09393d07 GM |
1292 | nontext_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
1293 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); | |
01f1ba30 | 1294 | |
09393d07 | 1295 | if (!NILP (Vx_hourglass_pointer_shape)) |
333b20bb | 1296 | { |
b7826503 | 1297 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
09393d07 GM |
1298 | hourglass_cursor |
1299 | = XCreateFontCursor (dpy, XINT (Vx_hourglass_pointer_shape)); | |
333b20bb GM |
1300 | } |
1301 | else | |
09393d07 GM |
1302 | hourglass_cursor = XCreateFontCursor (dpy, XC_watch); |
1303 | x_check_errors (dpy, "bad hourglass pointer cursor: %s"); | |
177c0ea7 | 1304 | |
09393d07 | 1305 | if (!NILP (Vx_mode_pointer_shape)) |
01f1ba30 | 1306 | { |
b7826503 | 1307 | CHECK_NUMBER (Vx_mode_pointer_shape); |
09393d07 | 1308 | mode_cursor = XCreateFontCursor (dpy, XINT (Vx_mode_pointer_shape)); |
01f1ba30 JB |
1309 | } |
1310 | else | |
09393d07 GM |
1311 | mode_cursor = XCreateFontCursor (dpy, XC_xterm); |
1312 | x_check_errors (dpy, "bad modeline pointer cursor: %s"); | |
95f80c78 | 1313 | |
09393d07 | 1314 | if (!NILP (Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1315 | { |
b7826503 | 1316 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
3d970f28 | 1317 | hand_cursor |
09393d07 | 1318 | = XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1319 | } |
1320 | else | |
3d970f28 | 1321 | hand_cursor = XCreateFontCursor (dpy, XC_hand2); |
01f1ba30 | 1322 | |
8fb4ec9c GM |
1323 | if (!NILP (Vx_window_horizontal_drag_shape)) |
1324 | { | |
b7826503 | 1325 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
8fb4ec9c | 1326 | horizontal_drag_cursor |
09393d07 | 1327 | = XCreateFontCursor (dpy, XINT (Vx_window_horizontal_drag_shape)); |
8fb4ec9c GM |
1328 | } |
1329 | else | |
1330 | horizontal_drag_cursor | |
09393d07 | 1331 | = XCreateFontCursor (dpy, XC_sb_h_double_arrow); |
8fb4ec9c | 1332 | |
fe24a618 | 1333 | /* Check and report errors with the above calls. */ |
09393d07 GM |
1334 | x_check_errors (dpy, "can't set cursor shape: %s"); |
1335 | x_uncatch_errors (dpy, count); | |
fe24a618 | 1336 | |
01f1ba30 JB |
1337 | { |
1338 | XColor fore_color, back_color; | |
1339 | ||
09393d07 | 1340 | fore_color.pixel = x->mouse_pixel; |
a31fedb7 | 1341 | x_query_color (f, &fore_color); |
01f1ba30 | 1342 | back_color.pixel = mask_color; |
a31fedb7 | 1343 | x_query_color (f, &back_color); |
177c0ea7 | 1344 | |
09393d07 GM |
1345 | XRecolorCursor (dpy, cursor, &fore_color, &back_color); |
1346 | XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color); | |
1347 | XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color); | |
3d970f28 | 1348 | XRecolorCursor (dpy, hand_cursor, &fore_color, &back_color); |
09393d07 GM |
1349 | XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color); |
1350 | XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color); | |
01f1ba30 | 1351 | } |
01f1ba30 | 1352 | |
fe24a618 | 1353 | if (FRAME_X_WINDOW (f) != 0) |
09393d07 GM |
1354 | XDefineCursor (dpy, FRAME_X_WINDOW (f), cursor); |
1355 | ||
1356 | if (cursor != x->text_cursor | |
1357 | && x->text_cursor != 0) | |
1358 | XFreeCursor (dpy, x->text_cursor); | |
1359 | x->text_cursor = cursor; | |
1360 | ||
1361 | if (nontext_cursor != x->nontext_cursor | |
1362 | && x->nontext_cursor != 0) | |
1363 | XFreeCursor (dpy, x->nontext_cursor); | |
1364 | x->nontext_cursor = nontext_cursor; | |
1365 | ||
1366 | if (hourglass_cursor != x->hourglass_cursor | |
1367 | && x->hourglass_cursor != 0) | |
1368 | XFreeCursor (dpy, x->hourglass_cursor); | |
1369 | x->hourglass_cursor = hourglass_cursor; | |
1370 | ||
1371 | if (mode_cursor != x->modeline_cursor | |
1372 | && x->modeline_cursor != 0) | |
1373 | XFreeCursor (dpy, f->output_data.x->modeline_cursor); | |
1374 | x->modeline_cursor = mode_cursor; | |
177c0ea7 | 1375 | |
3d970f28 KS |
1376 | if (hand_cursor != x->hand_cursor |
1377 | && x->hand_cursor != 0) | |
1378 | XFreeCursor (dpy, x->hand_cursor); | |
1379 | x->hand_cursor = hand_cursor; | |
01f1ba30 | 1380 | |
09393d07 GM |
1381 | if (horizontal_drag_cursor != x->horizontal_drag_cursor |
1382 | && x->horizontal_drag_cursor != 0) | |
1383 | XFreeCursor (dpy, x->horizontal_drag_cursor); | |
1384 | x->horizontal_drag_cursor = horizontal_drag_cursor; | |
8fb4ec9c | 1385 | |
09393d07 | 1386 | XFlush (dpy); |
01f1ba30 | 1387 | UNBLOCK_INPUT; |
05c8abbe GM |
1388 | |
1389 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1390 | } |
1391 | ||
1392 | void | |
f676886a JB |
1393 | x_set_cursor_color (f, arg, oldval) |
1394 | struct frame *f; | |
01f1ba30 JB |
1395 | Lisp_Object arg, oldval; |
1396 | { | |
a76206dc | 1397 | unsigned long fore_pixel, pixel; |
10168ebb | 1398 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
09393d07 | 1399 | struct x_output *x = f->output_data.x; |
01f1ba30 | 1400 | |
10168ebb GM |
1401 | if (!NILP (Vx_cursor_fore_pixel)) |
1402 | { | |
1403 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1404 | WHITE_PIX_DEFAULT (f)); | |
1405 | fore_pixel_allocated_p = 1; | |
1406 | } | |
01f1ba30 | 1407 | else |
09393d07 | 1408 | fore_pixel = x->background_pixel; |
177c0ea7 | 1409 | |
a76206dc | 1410 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1411 | pixel_allocated_p = 1; |
a76206dc | 1412 | |
f9942c9e | 1413 | /* Make sure that the cursor color differs from the background color. */ |
09393d07 | 1414 | if (pixel == x->background_pixel) |
01f1ba30 | 1415 | { |
10168ebb GM |
1416 | if (pixel_allocated_p) |
1417 | { | |
1418 | x_free_colors (f, &pixel, 1); | |
1419 | pixel_allocated_p = 0; | |
1420 | } | |
177c0ea7 | 1421 | |
09393d07 | 1422 | pixel = x->mouse_pixel; |
a76206dc | 1423 | if (pixel == fore_pixel) |
10168ebb GM |
1424 | { |
1425 | if (fore_pixel_allocated_p) | |
1426 | { | |
1427 | x_free_colors (f, &fore_pixel, 1); | |
1428 | fore_pixel_allocated_p = 0; | |
1429 | } | |
09393d07 | 1430 | fore_pixel = x->background_pixel; |
10168ebb | 1431 | } |
01f1ba30 | 1432 | } |
a76206dc | 1433 | |
09393d07 | 1434 | unload_color (f, x->cursor_foreground_pixel); |
10168ebb GM |
1435 | if (!fore_pixel_allocated_p) |
1436 | fore_pixel = x_copy_color (f, fore_pixel); | |
09393d07 | 1437 | x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1438 | |
09393d07 | 1439 | unload_color (f, x->cursor_pixel); |
10168ebb GM |
1440 | if (!pixel_allocated_p) |
1441 | pixel = x_copy_color (f, pixel); | |
09393d07 | 1442 | x->cursor_pixel = pixel; |
a76206dc | 1443 | |
fe24a618 | 1444 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1445 | { |
01f1ba30 | 1446 | BLOCK_INPUT; |
09393d07 GM |
1447 | XSetBackground (FRAME_X_DISPLAY (f), x->cursor_gc, x->cursor_pixel); |
1448 | XSetForeground (FRAME_X_DISPLAY (f), x->cursor_gc, fore_pixel); | |
01f1ba30 | 1449 | UNBLOCK_INPUT; |
01f1ba30 | 1450 | |
179956b9 | 1451 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1452 | { |
cedadcfa RS |
1453 | x_update_cursor (f, 0); |
1454 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1455 | } |
1456 | } | |
05c8abbe GM |
1457 | |
1458 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1459 | } |
943b580d | 1460 | \f |
f676886a | 1461 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1462 | Note that this does not fully take effect if done before |
f676886a | 1463 | F has an x-window. */ |
01f1ba30 | 1464 | |
968b1234 | 1465 | void |
f676886a JB |
1466 | x_set_border_pixel (f, pix) |
1467 | struct frame *f; | |
01f1ba30 JB |
1468 | int pix; |
1469 | { | |
a76206dc | 1470 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1471 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1472 | |
be786000 | 1473 | if (FRAME_X_WINDOW (f) != 0 && f->border_width > 0) |
01f1ba30 | 1474 | { |
01f1ba30 | 1475 | BLOCK_INPUT; |
b9dc4443 | 1476 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1477 | (unsigned long)pix); |
01f1ba30 JB |
1478 | UNBLOCK_INPUT; |
1479 | ||
179956b9 | 1480 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1481 | redraw_frame (f); |
01f1ba30 JB |
1482 | } |
1483 | } | |
1484 | ||
7c0d3ed8 KS |
1485 | /* Set the border-color of frame F to value described by ARG. |
1486 | ARG can be a string naming a color. | |
1487 | The border-color is used for the border that is drawn by the X server. | |
1488 | Note that this does not fully take effect if done before | |
1489 | F has an x-window; it must be redone when the window is created. | |
1490 | ||
1491 | Note: this is done in two routines because of the way X10 works. | |
1492 | ||
1493 | Note: under X11, this is normally the province of the window manager, | |
1494 | and so emacs' border colors may be overridden. */ | |
1495 | ||
1496 | void | |
1497 | x_set_border_color (f, arg, oldval) | |
1498 | struct frame *f; | |
1499 | Lisp_Object arg, oldval; | |
1500 | { | |
1501 | int pix; | |
1502 | ||
1503 | CHECK_STRING (arg); | |
1504 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); | |
1505 | x_set_border_pixel (f, pix); | |
1506 | update_face_from_frame_parameter (f, Qborder_color, arg); | |
1507 | } | |
0d1469d6 | 1508 | |
0d1469d6 GM |
1509 | |
1510 | void | |
1511 | x_set_cursor_type (f, arg, oldval) | |
1512 | FRAME_PTR f; | |
1513 | Lisp_Object arg, oldval; | |
1514 | { | |
33b2311e | 1515 | set_frame_cursor_types (f, arg); |
dbc4e1c1 | 1516 | |
75691005 RS |
1517 | /* Make sure the cursor gets redrawn. */ |
1518 | cursor_type_changed = 1; | |
dbc4e1c1 | 1519 | } |
943b580d | 1520 | \f |
01f1ba30 | 1521 | void |
f676886a JB |
1522 | x_set_icon_type (f, arg, oldval) |
1523 | struct frame *f; | |
01f1ba30 JB |
1524 | Lisp_Object arg, oldval; |
1525 | { | |
01f1ba30 JB |
1526 | int result; |
1527 | ||
203c1d73 RS |
1528 | if (STRINGP (arg)) |
1529 | { | |
1530 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1531 | return; | |
1532 | } | |
1533 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1534 | return; |
1535 | ||
1536 | BLOCK_INPUT; | |
265a9e55 | 1537 | if (NILP (arg)) |
80534dd6 | 1538 | result = x_text_icon (f, |
d5db4077 | 1539 | (char *) SDATA ((!NILP (f->icon_name) |
f468da95 | 1540 | ? f->icon_name |
d5db4077 | 1541 | : f->name))); |
f1c7b5a6 RS |
1542 | else |
1543 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1544 | |
1545 | if (result) | |
1546 | { | |
01f1ba30 | 1547 | UNBLOCK_INPUT; |
0fb53770 | 1548 | error ("No icon window available"); |
01f1ba30 JB |
1549 | } |
1550 | ||
b9dc4443 | 1551 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1552 | UNBLOCK_INPUT; |
1553 | } | |
1554 | ||
80534dd6 KH |
1555 | void |
1556 | x_set_icon_name (f, arg, oldval) | |
1557 | struct frame *f; | |
1558 | Lisp_Object arg, oldval; | |
1559 | { | |
80534dd6 KH |
1560 | int result; |
1561 | ||
1562 | if (STRINGP (arg)) | |
1563 | { | |
1564 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1565 | return; | |
1566 | } | |
1567 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1568 | return; | |
1569 | ||
f468da95 | 1570 | f->icon_name = arg; |
80534dd6 | 1571 | |
7556890b | 1572 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1573 | return; |
1574 | ||
1575 | BLOCK_INPUT; | |
1576 | ||
1577 | result = x_text_icon (f, | |
d5db4077 KR |
1578 | (char *) SDATA ((!NILP (f->icon_name) |
1579 | ? f->icon_name | |
1580 | : !NILP (f->title) | |
1581 | ? f->title | |
1582 | : f->name))); | |
80534dd6 KH |
1583 | |
1584 | if (result) | |
1585 | { | |
1586 | UNBLOCK_INPUT; | |
1587 | error ("No icon window available"); | |
1588 | } | |
1589 | ||
80534dd6 KH |
1590 | XFlush (FRAME_X_DISPLAY (f)); |
1591 | UNBLOCK_INPUT; | |
1592 | } | |
7c0d3ed8 | 1593 | |
943b580d | 1594 | \f |
01f1ba30 | 1595 | void |
7c0d3ed8 | 1596 | x_set_menu_bar_lines (f, value, oldval) |
f676886a | 1597 | struct frame *f; |
7c0d3ed8 | 1598 | Lisp_Object value, oldval; |
01f1ba30 | 1599 | { |
7c0d3ed8 KS |
1600 | int nlines; |
1601 | #ifndef USE_X_TOOLKIT | |
1602 | int olines = FRAME_MENU_BAR_LINES (f); | |
1603 | #endif | |
177c0ea7 | 1604 | |
7c0d3ed8 KS |
1605 | /* Right now, menu bars don't work properly in minibuf-only frames; |
1606 | most of the commands try to apply themselves to the minibuffer | |
1607 | frame itself, and get an error because you can't switch buffers | |
1608 | in or split the minibuffer window. */ | |
1609 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1610 | return; | |
177c0ea7 | 1611 | |
7c0d3ed8 KS |
1612 | if (INTEGERP (value)) |
1613 | nlines = XINT (value); | |
ea96210c | 1614 | else |
7c0d3ed8 | 1615 | nlines = 0; |
a367641f | 1616 | |
7c0d3ed8 KS |
1617 | /* Make sure we redisplay all windows in this frame. */ |
1618 | windows_or_buffers_changed++; | |
3d09b6be | 1619 | |
488dd4c4 | 1620 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
9ef48a9d RS |
1621 | FRAME_MENU_BAR_LINES (f) = 0; |
1622 | if (nlines) | |
0d8ef3f4 RS |
1623 | { |
1624 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 1625 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
1626 | /* Make sure next redisplay shows the menu bar. */ |
1627 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1628 | } | |
9ef48a9d RS |
1629 | else |
1630 | { | |
6bc20398 FP |
1631 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
1632 | free_frame_menubar (f); | |
9ef48a9d | 1633 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
1634 | if (FRAME_X_P (f)) |
1635 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d | 1636 | } |
488dd4c4 | 1637 | #else /* not USE_X_TOOLKIT && not USE_GTK */ |
d043f1a4 | 1638 | FRAME_MENU_BAR_LINES (f) = nlines; |
7c0d3ed8 | 1639 | change_window_heights (f->root_window, nlines - olines); |
9ef48a9d | 1640 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
1641 | adjust_glyphs (f); |
1642 | } | |
1643 | ||
1644 | ||
1645 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
1646 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
1647 | is the old number of tool bar lines. This function changes the | |
1648 | height of all windows on frame F to match the new tool bar height. | |
1649 | The frame's height doesn't change. */ | |
1650 | ||
1651 | void | |
9ea173e8 | 1652 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
1653 | struct frame *f; |
1654 | Lisp_Object value, oldval; | |
1655 | { | |
52de7ce9 GM |
1656 | int delta, nlines, root_height; |
1657 | Lisp_Object root_window; | |
333b20bb | 1658 | |
e870b7ba GM |
1659 | /* Treat tool bars like menu bars. */ |
1660 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1661 | return; | |
1662 | ||
333b20bb GM |
1663 | /* Use VALUE only if an integer >= 0. */ |
1664 | if (INTEGERP (value) && XINT (value) >= 0) | |
1665 | nlines = XFASTINT (value); | |
1666 | else | |
1667 | nlines = 0; | |
1668 | ||
488dd4c4 JD |
1669 | #ifdef USE_GTK |
1670 | FRAME_TOOL_BAR_LINES (f) = 0; | |
1671 | if (nlines) | |
1672 | { | |
1673 | FRAME_EXTERNAL_TOOL_BAR (f) = 1; | |
1674 | if (FRAME_X_P (f) && f->output_data.x->toolbar_widget == 0) | |
1675 | /* Make sure next redisplay shows the tool bar. */ | |
1676 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1677 | update_frame_tool_bar (f); | |
1678 | } | |
1679 | else | |
1680 | { | |
1681 | if (FRAME_EXTERNAL_TOOL_BAR (f)) | |
1682 | free_frame_tool_bar (f); | |
1683 | FRAME_EXTERNAL_TOOL_BAR (f) = 0; | |
1684 | } | |
1685 | ||
1686 | return; | |
1687 | #endif | |
177c0ea7 | 1688 | |
488dd4c4 | 1689 | /* Make sure we redisplay all windows in this frame. */ |
333b20bb GM |
1690 | ++windows_or_buffers_changed; |
1691 | ||
9ea173e8 | 1692 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
52de7ce9 GM |
1693 | |
1694 | /* Don't resize the tool-bar to more than we have room for. */ | |
1695 | root_window = FRAME_ROOT_WINDOW (f); | |
be786000 | 1696 | root_height = WINDOW_TOTAL_LINES (XWINDOW (root_window)); |
52de7ce9 GM |
1697 | if (root_height - delta < 1) |
1698 | { | |
1699 | delta = root_height - 1; | |
1700 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
1701 | } | |
1702 | ||
9ea173e8 | 1703 | FRAME_TOOL_BAR_LINES (f) = nlines; |
7c0d3ed8 | 1704 | change_window_heights (root_window, delta); |
333b20bb | 1705 | adjust_glyphs (f); |
177c0ea7 | 1706 | |
ccba751c GM |
1707 | /* We also have to make sure that the internal border at the top of |
1708 | the frame, below the menu bar or tool bar, is redrawn when the | |
1709 | tool bar disappears. This is so because the internal border is | |
1710 | below the tool bar if one is displayed, but is below the menu bar | |
1711 | if there isn't a tool bar. The tool bar draws into the area | |
1712 | below the menu bar. */ | |
1713 | if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
1714 | { | |
1715 | updating_frame = f; | |
1716 | clear_frame (); | |
fb3cd89b | 1717 | clear_current_matrices (f); |
ccba751c GM |
1718 | updating_frame = NULL; |
1719 | } | |
b6f91066 GM |
1720 | |
1721 | /* If the tool bar gets smaller, the internal border below it | |
1722 | has to be cleared. It was formerly part of the display | |
1723 | of the larger tool bar, and updating windows won't clear it. */ | |
1724 | if (delta < 0) | |
1725 | { | |
1726 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
be786000 KS |
1727 | int width = FRAME_PIXEL_WIDTH (f); |
1728 | int y = nlines * FRAME_LINE_HEIGHT (f); | |
b6f91066 GM |
1729 | |
1730 | BLOCK_INPUT; | |
161d30fd GM |
1731 | x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
1732 | 0, y, width, height, False); | |
b6f91066 | 1733 | UNBLOCK_INPUT; |
ddc24747 GM |
1734 | |
1735 | if (WINDOWP (f->tool_bar_window)) | |
1736 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
b6f91066 | 1737 | } |
333b20bb GM |
1738 | } |
1739 | ||
1740 | ||
1741 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
1742 | VALUE should be a string, a color name. If it isn't a string or | |
1743 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
1744 | the frame parameter. */ | |
1745 | ||
1746 | void | |
1747 | x_set_scroll_bar_foreground (f, value, oldval) | |
1748 | struct frame *f; | |
1749 | Lisp_Object value, oldval; | |
1750 | { | |
1751 | unsigned long pixel; | |
177c0ea7 | 1752 | |
333b20bb GM |
1753 | if (STRINGP (value)) |
1754 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
1755 | else | |
1756 | pixel = -1; | |
1757 | ||
1758 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
1759 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
177c0ea7 | 1760 | |
333b20bb GM |
1761 | f->output_data.x->scroll_bar_foreground_pixel = pixel; |
1762 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
1763 | { | |
1764 | /* Remove all scroll bars because they have wrong colors. */ | |
1765 | if (condemn_scroll_bars_hook) | |
1766 | (*condemn_scroll_bars_hook) (f); | |
1767 | if (judge_scroll_bars_hook) | |
1768 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
1769 | |
1770 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
1771 | redraw_frame (f); |
1772 | } | |
1773 | } | |
1774 | ||
1775 | ||
1776 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
1777 | should be a string, a color name. If it isn't a string or isn't a | |
1778 | valid color name, do nothing. OLDVAL is the old value of the frame | |
1779 | parameter. */ | |
1780 | ||
1781 | void | |
1782 | x_set_scroll_bar_background (f, value, oldval) | |
1783 | struct frame *f; | |
1784 | Lisp_Object value, oldval; | |
1785 | { | |
1786 | unsigned long pixel; | |
1787 | ||
1788 | if (STRINGP (value)) | |
1789 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
1790 | else | |
1791 | pixel = -1; | |
177c0ea7 | 1792 | |
333b20bb GM |
1793 | if (f->output_data.x->scroll_bar_background_pixel != -1) |
1794 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
177c0ea7 | 1795 | |
f15340b7 MB |
1796 | #ifdef USE_TOOLKIT_SCROLL_BARS |
1797 | /* Scrollbar shadow colors. */ | |
1798 | if (f->output_data.x->scroll_bar_top_shadow_pixel != -1) | |
1799 | { | |
1800 | unload_color (f, f->output_data.x->scroll_bar_top_shadow_pixel); | |
1801 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
1802 | } | |
1803 | if (f->output_data.x->scroll_bar_bottom_shadow_pixel != -1) | |
1804 | { | |
1805 | unload_color (f, f->output_data.x->scroll_bar_bottom_shadow_pixel); | |
1806 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
1807 | } | |
1808 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
1809 | ||
333b20bb GM |
1810 | f->output_data.x->scroll_bar_background_pixel = pixel; |
1811 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
1812 | { | |
1813 | /* Remove all scroll bars because they have wrong colors. */ | |
1814 | if (condemn_scroll_bars_hook) | |
1815 | (*condemn_scroll_bars_hook) (f); | |
1816 | if (judge_scroll_bars_hook) | |
1817 | (*judge_scroll_bars_hook) (f); | |
177c0ea7 | 1818 | |
05c8abbe | 1819 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
1820 | redraw_frame (f); |
1821 | } | |
d043f1a4 | 1822 | } |
333b20bb | 1823 | |
943b580d | 1824 | \f |
3a258507 | 1825 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
1826 | XICCC (X Inter Client Communication Conventions). |
1827 | ||
1828 | If STRING contains only ASCII characters, do no conversion and | |
1829 | return the string data of STRING. Otherwise, encode the text by | |
1830 | CODING_SYSTEM, and return a newly allocated memory area which | |
1831 | should be freed by `xfree' by a caller. | |
1832 | ||
37323f34 EZ |
1833 | SELECTIONP non-zero means the string is being encoded for an X |
1834 | selection, so it is safe to run pre-write conversions (which | |
1835 | may run Lisp code). | |
1836 | ||
96db09e4 KH |
1837 | Store the byte length of resulting text in *TEXT_BYTES. |
1838 | ||
d60660d6 | 1839 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 1840 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 1841 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
1842 | the result should be `COMPOUND_TEXT'. */ |
1843 | ||
1844 | unsigned char * | |
37323f34 | 1845 | x_encode_text (string, coding_system, selectionp, text_bytes, stringp) |
96db09e4 | 1846 | Lisp_Object string, coding_system; |
d60660d6 | 1847 | int *text_bytes, *stringp; |
37323f34 | 1848 | int selectionp; |
96db09e4 | 1849 | { |
d5db4077 KR |
1850 | unsigned char *str = SDATA (string); |
1851 | int chars = SCHARS (string); | |
1852 | int bytes = SBYTES (string); | |
96db09e4 KH |
1853 | int charset_info; |
1854 | int bufsize; | |
1855 | unsigned char *buf; | |
1856 | struct coding_system coding; | |
43dc73f1 | 1857 | extern Lisp_Object Qcompound_text_with_extensions; |
96db09e4 KH |
1858 | |
1859 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
1860 | if (charset_info == 0) | |
1861 | { | |
1862 | /* No multibyte character in OBJ. We need not encode it. */ | |
1863 | *text_bytes = bytes; | |
d60660d6 | 1864 | *stringp = 1; |
96db09e4 KH |
1865 | return str; |
1866 | } | |
1867 | ||
1868 | setup_coding_system (coding_system, &coding); | |
37323f34 EZ |
1869 | if (selectionp |
1870 | && SYMBOLP (coding.pre_write_conversion) | |
1871 | && !NILP (Ffboundp (coding.pre_write_conversion))) | |
1872 | { | |
1873 | string = run_pre_post_conversion_on_str (string, &coding, 1); | |
d5db4077 KR |
1874 | str = SDATA (string); |
1875 | chars = SCHARS (string); | |
1876 | bytes = SBYTES (string); | |
37323f34 | 1877 | } |
96db09e4 KH |
1878 | coding.src_multibyte = 1; |
1879 | coding.dst_multibyte = 0; | |
1880 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
1881 | if (coding.type == coding_type_iso2022) |
1882 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
35bc5887 KH |
1883 | /* We suppress producing escape sequences for composition. */ |
1884 | coding.composing = COMPOSITION_DISABLED; | |
96db09e4 KH |
1885 | bufsize = encoding_buffer_size (&coding, bytes); |
1886 | buf = (unsigned char *) xmalloc (bufsize); | |
1887 | encode_coding (&coding, str, buf, bytes, bufsize); | |
1888 | *text_bytes = coding.produced; | |
43dc73f1 EZ |
1889 | *stringp = (charset_info == 1 |
1890 | || (!EQ (coding_system, Qcompound_text) | |
1891 | && !EQ (coding_system, Qcompound_text_with_extensions))); | |
96db09e4 KH |
1892 | return buf; |
1893 | } | |
1894 | ||
1895 | \f | |
75f9d625 | 1896 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
1897 | x_id_name. |
1898 | ||
1899 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
1900 | name; if NAME is a string, set F's name to NAME and set |
1901 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
1902 | |
1903 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
1904 | suggesting a new name, which lisp code should override; if | |
1905 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
1906 | ||
1907 | void | |
1908 | x_set_name (f, name, explicit) | |
1909 | struct frame *f; | |
1910 | Lisp_Object name; | |
1911 | int explicit; | |
1912 | { | |
177c0ea7 | 1913 | /* Make sure that requests from lisp code override requests from |
f945b920 JB |
1914 | Emacs redisplay code. */ |
1915 | if (explicit) | |
1916 | { | |
1917 | /* If we're switching from explicit to implicit, we had better | |
1918 | update the mode lines and thereby update the title. */ | |
1919 | if (f->explicit_name && NILP (name)) | |
cf177271 | 1920 | update_mode_lines = 1; |
f945b920 JB |
1921 | |
1922 | f->explicit_name = ! NILP (name); | |
1923 | } | |
1924 | else if (f->explicit_name) | |
1925 | return; | |
1926 | ||
1927 | /* If NAME is nil, set the name to the x_id_name. */ | |
1928 | if (NILP (name)) | |
f10f0b79 RS |
1929 | { |
1930 | /* Check for no change needed in this very common case | |
1931 | before we do any consing. */ | |
08a90d6a | 1932 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
d5db4077 | 1933 | SDATA (f->name))) |
f10f0b79 | 1934 | return; |
08a90d6a | 1935 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 1936 | } |
62265f1c | 1937 | else |
b7826503 | 1938 | CHECK_STRING (name); |
01f1ba30 | 1939 | |
f945b920 JB |
1940 | /* Don't change the name if it's already NAME. */ |
1941 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
1942 | return; |
1943 | ||
943b580d RS |
1944 | f->name = name; |
1945 | ||
1946 | /* For setting the frame title, the title parameter should override | |
1947 | the name parameter. */ | |
1948 | if (! NILP (f->title)) | |
1949 | name = f->title; | |
1950 | ||
fe24a618 | 1951 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 1952 | { |
01f1ba30 | 1953 | BLOCK_INPUT; |
fe24a618 JB |
1954 | #ifdef HAVE_X11R4 |
1955 | { | |
80534dd6 | 1956 | XTextProperty text, icon; |
d60660d6 | 1957 | int bytes, stringp; |
11270583 | 1958 | Lisp_Object coding_system; |
80534dd6 | 1959 | |
3201ea57 KH |
1960 | /* Note: Encoding strategy |
1961 | ||
1962 | We encode NAME by compound-text and use "COMPOUND-TEXT" in | |
1963 | text.encoding. But, there are non-internationalized window | |
1964 | managers which don't support that encoding. So, if NAME | |
1965 | contains only ASCII and 8859-1 characters, encode it by | |
1966 | iso-latin-1, and use "STRING" in text.encoding hoping that | |
34e8c597 | 1967 | such window managers at least analyze this format correctly, |
3201ea57 KH |
1968 | i.e. treat 8-bit bytes as 8859-1 characters. |
1969 | ||
1970 | We may also be able to use "UTF8_STRING" in text.encoding | |
34e8c597 | 1971 | in the future which can encode all Unicode characters. |
3201ea57 KH |
1972 | But, for the moment, there's no way to know that the |
1973 | current window manager supports it or not. */ | |
869331ee | 1974 | coding_system = Qcompound_text; |
37323f34 | 1975 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 1976 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 1977 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 1978 | text.format = 8; |
96db09e4 | 1979 | text.nitems = bytes; |
80534dd6 | 1980 | |
96db09e4 KH |
1981 | if (NILP (f->icon_name)) |
1982 | { | |
1983 | icon = text; | |
1984 | } | |
1985 | else | |
1986 | { | |
3201ea57 | 1987 | /* See the above comment "Note: Encoding strategy". */ |
37323f34 | 1988 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
1989 | &bytes, &stringp); |
1990 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
1991 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
1992 | icon.format = 8; | |
1993 | icon.nitems = bytes; | |
1994 | } | |
488dd4c4 JD |
1995 | #ifdef USE_GTK |
1996 | gtk_window_set_title (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
1997 | SDATA (name)); | |
488dd4c4 | 1998 | #else /* not USE_GTK */ |
2436a4e4 | 1999 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &text); |
7c0d3ed8 | 2000 | #endif /* not USE_GTK */ |
abb4b7ec | 2001 | |
7c0d3ed8 | 2002 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &icon); |
abb4b7ec | 2003 | |
7c0d3ed8 KS |
2004 | if (!NILP (f->icon_name) |
2005 | && icon.value != (unsigned char *) SDATA (f->icon_name)) | |
2006 | xfree (icon.value); | |
2007 | if (text.value != (unsigned char *) SDATA (name)) | |
2008 | xfree (text.value); | |
2009 | } | |
2010 | #else /* not HAVE_X11R4 */ | |
2011 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2012 | SDATA (name)); | |
2013 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2014 | SDATA (name)); | |
2015 | #endif /* not HAVE_X11R4 */ | |
2016 | UNBLOCK_INPUT; | |
2017 | } | |
abb4b7ec RS |
2018 | } |
2019 | ||
7c0d3ed8 KS |
2020 | /* This function should be called when the user's lisp code has |
2021 | specified a name for the frame; the name will override any set by the | |
2022 | redisplay code. */ | |
2023 | void | |
2024 | x_explicitly_set_name (f, arg, oldval) | |
2025 | FRAME_PTR f; | |
2026 | Lisp_Object arg, oldval; | |
3402e1a4 | 2027 | { |
7c0d3ed8 | 2028 | x_set_name (f, arg, 1); |
3402e1a4 RS |
2029 | } |
2030 | ||
7c0d3ed8 KS |
2031 | /* This function should be called by Emacs redisplay code to set the |
2032 | name; names set this way will never override names set by the user's | |
2033 | lisp code. */ | |
2034 | void | |
2035 | x_implicitly_set_name (f, arg, oldval) | |
2036 | FRAME_PTR f; | |
2037 | Lisp_Object arg, oldval; | |
333b20bb | 2038 | { |
7c0d3ed8 KS |
2039 | x_set_name (f, arg, 0); |
2040 | } | |
2041 | \f | |
2042 | /* Change the title of frame F to NAME. | |
2043 | If NAME is nil, use the frame name as the title. | |
60fb3ee1 | 2044 | |
7c0d3ed8 KS |
2045 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2046 | name; if NAME is a string, set F's name to NAME and set | |
2047 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
60fb3ee1 | 2048 | |
7c0d3ed8 KS |
2049 | If EXPLICIT is zero, that indicates that Emacs redisplay code is |
2050 | suggesting a new name, which lisp code should override; if | |
2051 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
01f1ba30 | 2052 | |
7c0d3ed8 KS |
2053 | void |
2054 | x_set_title (f, name, old_name) | |
2055 | struct frame *f; | |
2056 | Lisp_Object name, old_name; | |
01f1ba30 | 2057 | { |
7c0d3ed8 KS |
2058 | /* Don't change the title if it's already NAME. */ |
2059 | if (EQ (name, f->title)) | |
2060 | return; | |
01f1ba30 | 2061 | |
7c0d3ed8 | 2062 | update_mode_lines = 1; |
60fb3ee1 | 2063 | |
7c0d3ed8 | 2064 | f->title = name; |
f9942c9e | 2065 | |
7c0d3ed8 KS |
2066 | if (NILP (name)) |
2067 | name = f->name; | |
2068 | else | |
2069 | CHECK_STRING (name); | |
f9942c9e | 2070 | |
7c0d3ed8 KS |
2071 | if (FRAME_X_WINDOW (f)) |
2072 | { | |
2073 | BLOCK_INPUT; | |
2074 | #ifdef HAVE_X11R4 | |
2075 | { | |
2076 | XTextProperty text, icon; | |
2077 | int bytes, stringp; | |
2078 | Lisp_Object coding_system; | |
f9942c9e | 2079 | |
7c0d3ed8 KS |
2080 | coding_system = Qcompound_text; |
2081 | /* See the comment "Note: Encoding strategy" in x_set_name. */ | |
2082 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); | |
2083 | text.encoding = (stringp ? XA_STRING | |
2084 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); | |
2085 | text.format = 8; | |
2086 | text.nitems = bytes; | |
d62c8769 | 2087 | |
7c0d3ed8 KS |
2088 | if (NILP (f->icon_name)) |
2089 | { | |
2090 | icon = text; | |
2091 | } | |
2092 | else | |
2093 | { | |
2094 | /* See the comment "Note: Encoding strategy" in x_set_name. */ | |
2095 | icon.value = x_encode_text (f->icon_name, coding_system, 0, | |
2096 | &bytes, &stringp); | |
2097 | icon.encoding = (stringp ? XA_STRING | |
2098 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); | |
2099 | icon.format = 8; | |
2100 | icon.nitems = bytes; | |
2101 | } | |
f9942c9e | 2102 | |
7c0d3ed8 KS |
2103 | #ifdef USE_GTK |
2104 | gtk_window_set_title (GTK_WINDOW (FRAME_GTK_OUTER_WIDGET (f)), | |
2105 | SDATA (name)); | |
2106 | #else /* not USE_GTK */ | |
2107 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), &text); | |
2108 | #endif /* not USE_GTK */ | |
f9942c9e | 2109 | |
7c0d3ed8 KS |
2110 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_OUTER_WINDOW (f), |
2111 | &icon); | |
f945b920 | 2112 | |
7c0d3ed8 KS |
2113 | if (!NILP (f->icon_name) |
2114 | && icon.value != (unsigned char *) SDATA (f->icon_name)) | |
2115 | xfree (icon.value); | |
2116 | if (text.value != (unsigned char *) SDATA (name)) | |
2117 | xfree (text.value); | |
2118 | } | |
2119 | #else /* not HAVE_X11R4 */ | |
2120 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2121 | SDATA (name)); | |
2122 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2123 | SDATA (name)); | |
2124 | #endif /* not HAVE_X11R4 */ | |
2125 | UNBLOCK_INPUT; | |
01f1ba30 | 2126 | } |
01f1ba30 JB |
2127 | } |
2128 | ||
7c0d3ed8 KS |
2129 | void |
2130 | x_set_scroll_bar_default_width (f) | |
e4f79258 | 2131 | struct frame *f; |
e4f79258 | 2132 | { |
be786000 | 2133 | int wid = FRAME_COLUMN_WIDTH (f); |
01f1ba30 | 2134 | |
7c0d3ed8 KS |
2135 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2136 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
2137 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; | |
be786000 KS |
2138 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; |
2139 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = width; | |
7c0d3ed8 KS |
2140 | #else |
2141 | /* Make the actual width at least 14 pixels and a multiple of a | |
2142 | character width. */ | |
be786000 | 2143 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
01f1ba30 | 2144 | |
7c0d3ed8 KS |
2145 | /* Use all of that space (aside from required margins) for the |
2146 | scroll bar. */ | |
be786000 | 2147 | FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = 0; |
7c0d3ed8 | 2148 | #endif |
01f1ba30 | 2149 | } |
333b20bb | 2150 | |
7c0d3ed8 | 2151 | \f |
333b20bb GM |
2152 | /* Record in frame F the specified or default value according to ALIST |
2153 | of the parameter named PROP (a Lisp symbol). If no value is | |
2154 | specified for PROP, look for an X default for XPROP on the frame | |
2155 | named NAME. If that is not found either, use the value DEFLT. */ | |
2156 | ||
2157 | static Lisp_Object | |
2158 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
2159 | foreground_p) | |
2160 | struct frame *f; | |
2161 | Lisp_Object alist; | |
2162 | Lisp_Object prop; | |
2163 | char *xprop; | |
2164 | char *xclass; | |
2165 | int foreground_p; | |
2166 | { | |
2167 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
2168 | Lisp_Object tem; | |
2169 | ||
2170 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
2171 | if (EQ (tem, Qunbound)) | |
2172 | { | |
2173 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2174 | ||
2175 | /* See if an X resource for the scroll bar color has been | |
2176 | specified. */ | |
2177 | tem = display_x_get_resource (dpyinfo, | |
2178 | build_string (foreground_p | |
2179 | ? "foreground" | |
2180 | : "background"), | |
c0ec53ad | 2181 | empty_string, |
333b20bb | 2182 | build_string ("verticalScrollBar"), |
c0ec53ad | 2183 | empty_string); |
333b20bb GM |
2184 | if (!STRINGP (tem)) |
2185 | { | |
2186 | /* If nothing has been specified, scroll bars will use a | |
2187 | toolkit-dependent default. Because these defaults are | |
2188 | difficult to get at without actually creating a scroll | |
2189 | bar, use nil to indicate that no color has been | |
2190 | specified. */ | |
2191 | tem = Qnil; | |
2192 | } | |
177c0ea7 | 2193 | |
333b20bb | 2194 | #else /* not USE_TOOLKIT_SCROLL_BARS */ |
177c0ea7 | 2195 | |
333b20bb | 2196 | tem = Qnil; |
177c0ea7 | 2197 | |
333b20bb GM |
2198 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ |
2199 | } | |
2200 | ||
2201 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2202 | return tem; | |
2203 | } | |
2204 | ||
2205 | ||
01f1ba30 | 2206 | |
f58534a3 RS |
2207 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
2208 | ||
2209 | Status | |
2210 | XSetWMProtocols (dpy, w, protocols, count) | |
2211 | Display *dpy; | |
2212 | Window w; | |
2213 | Atom *protocols; | |
2214 | int count; | |
2215 | { | |
2216 | Atom prop; | |
2217 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
2218 | if (prop == None) return False; | |
2219 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
2220 | (unsigned char *) protocols, count); | |
2221 | return True; | |
2222 | } | |
9ef48a9d RS |
2223 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
2224 | \f | |
2225 | #ifdef USE_X_TOOLKIT | |
2226 | ||
8e3d10a9 RS |
2227 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
2228 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
2229 | already be present because of the toolkit (Motif adds some of them, |
2230 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
2231 | |
2232 | static void | |
b9dc4443 RS |
2233 | hack_wm_protocols (f, widget) |
2234 | FRAME_PTR f; | |
9ef48a9d RS |
2235 | Widget widget; |
2236 | { | |
2237 | Display *dpy = XtDisplay (widget); | |
2238 | Window w = XtWindow (widget); | |
2239 | int need_delete = 1; | |
2240 | int need_focus = 1; | |
59aa6c90 | 2241 | int need_save = 1; |
9ef48a9d RS |
2242 | |
2243 | BLOCK_INPUT; | |
2244 | { | |
2245 | Atom type, *atoms = 0; | |
2246 | int format = 0; | |
2247 | unsigned long nitems = 0; | |
2248 | unsigned long bytes_after; | |
2249 | ||
270958e8 KH |
2250 | if ((XGetWindowProperty (dpy, w, |
2251 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 2252 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
2253 | &type, &format, &nitems, &bytes_after, |
2254 | (unsigned char **) &atoms) | |
2255 | == Success) | |
9ef48a9d RS |
2256 | && format == 32 && type == XA_ATOM) |
2257 | while (nitems > 0) | |
2258 | { | |
2259 | nitems--; | |
b9dc4443 RS |
2260 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
2261 | need_delete = 0; | |
2262 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
2263 | need_focus = 0; | |
2264 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
2265 | need_save = 0; | |
9ef48a9d RS |
2266 | } |
2267 | if (atoms) XFree ((char *) atoms); | |
2268 | } | |
2269 | { | |
2270 | Atom props [10]; | |
2271 | int count = 0; | |
b9dc4443 RS |
2272 | if (need_delete) |
2273 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
2274 | if (need_focus) | |
2275 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
2276 | if (need_save) | |
2277 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 2278 | if (count) |
b9dc4443 RS |
2279 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
2280 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
2281 | (unsigned char *) props, count); |
2282 | } | |
2283 | UNBLOCK_INPUT; | |
2284 | } | |
2285 | #endif | |
86779fac GM |
2286 | |
2287 | ||
5a7df7d7 GM |
2288 | \f |
2289 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 2290 | |
5a7df7d7 GM |
2291 | #ifdef HAVE_X_I18N |
2292 | ||
2293 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
2294 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
2295 | ||
2296 | ||
1576f1ad | 2297 | /* Supported XIM styles, ordered by preference. */ |
5a7df7d7 GM |
2298 | |
2299 | static XIMStyle supported_xim_styles[] = | |
2300 | { | |
2301 | XIMPreeditPosition | XIMStatusArea, | |
2302 | XIMPreeditPosition | XIMStatusNothing, | |
2303 | XIMPreeditPosition | XIMStatusNone, | |
2304 | XIMPreeditNothing | XIMStatusArea, | |
2305 | XIMPreeditNothing | XIMStatusNothing, | |
2306 | XIMPreeditNothing | XIMStatusNone, | |
2307 | XIMPreeditNone | XIMStatusArea, | |
2308 | XIMPreeditNone | XIMStatusNothing, | |
2309 | XIMPreeditNone | XIMStatusNone, | |
2310 | 0, | |
2311 | }; | |
2312 | ||
2313 | ||
2314 | /* Create an X fontset on frame F with base font name | |
2315 | BASE_FONTNAME.. */ | |
2316 | ||
2317 | static XFontSet | |
2318 | xic_create_xfontset (f, base_fontname) | |
86779fac | 2319 | struct frame *f; |
5a7df7d7 | 2320 | char *base_fontname; |
86779fac | 2321 | { |
5a7df7d7 GM |
2322 | XFontSet xfs; |
2323 | char **missing_list; | |
2324 | int missing_count; | |
2325 | char *def_string; | |
177c0ea7 | 2326 | |
5a7df7d7 GM |
2327 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
2328 | base_fontname, &missing_list, | |
2329 | &missing_count, &def_string); | |
2330 | if (missing_list) | |
2331 | XFreeStringList (missing_list); | |
177c0ea7 | 2332 | |
5a7df7d7 GM |
2333 | /* No need to free def_string. */ |
2334 | return xfs; | |
2335 | } | |
2336 | ||
2337 | ||
2338 | /* Value is the best input style, given user preferences USER (already | |
2339 | checked to be supported by Emacs), and styles supported by the | |
2340 | input method XIM. */ | |
2341 | ||
2342 | static XIMStyle | |
2343 | best_xim_style (user, xim) | |
2344 | XIMStyles *user; | |
2345 | XIMStyles *xim; | |
2346 | { | |
2347 | int i, j; | |
2348 | ||
2349 | for (i = 0; i < user->count_styles; ++i) | |
2350 | for (j = 0; j < xim->count_styles; ++j) | |
2351 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
2352 | return user->supported_styles[i]; | |
2353 | ||
2354 | /* Return the default style. */ | |
2355 | return XIMPreeditNothing | XIMStatusNothing; | |
2356 | } | |
2357 | ||
2358 | /* Create XIC for frame F. */ | |
2359 | ||
5df79d3d GM |
2360 | static XIMStyle xic_style; |
2361 | ||
5a7df7d7 GM |
2362 | void |
2363 | create_frame_xic (f) | |
2364 | struct frame *f; | |
2365 | { | |
5a7df7d7 GM |
2366 | XIM xim; |
2367 | XIC xic = NULL; | |
2368 | XFontSet xfs = NULL; | |
86779fac | 2369 | |
5a7df7d7 GM |
2370 | if (FRAME_XIC (f)) |
2371 | return; | |
177c0ea7 | 2372 | |
5a7df7d7 GM |
2373 | xim = FRAME_X_XIM (f); |
2374 | if (xim) | |
2375 | { | |
d9d57cb2 DL |
2376 | XRectangle s_area; |
2377 | XPoint spot; | |
5a7df7d7 GM |
2378 | XVaNestedList preedit_attr; |
2379 | XVaNestedList status_attr; | |
2380 | char *base_fontname; | |
2381 | int fontset; | |
2382 | ||
d9d57cb2 DL |
2383 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
2384 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
2385 | /* Create X fontset. */ |
2386 | fontset = FRAME_FONTSET (f); | |
2387 | if (fontset < 0) | |
2388 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
2389 | else | |
2390 | { | |
6ecb43ce KH |
2391 | /* Determine the base fontname from the ASCII font name of |
2392 | FONTSET. */ | |
d5db4077 | 2393 | char *ascii_font = (char *) SDATA (fontset_ascii (fontset)); |
6ecb43ce | 2394 | char *p = ascii_font; |
5a7df7d7 | 2395 | int i; |
6ecb43ce KH |
2396 | |
2397 | for (i = 0; *p; p++) | |
2398 | if (*p == '-') i++; | |
2399 | if (i != 14) | |
2400 | /* As the font name doesn't conform to XLFD, we can't | |
2401 | modify it to get a suitable base fontname for the | |
2402 | frame. */ | |
2403 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
2404 | else | |
2405 | { | |
2406 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 2407 | char *p1 = NULL; |
6ecb43ce KH |
2408 | |
2409 | for (i = 0, p = ascii_font; i < 8; p++) | |
2410 | { | |
2411 | if (*p == '-') | |
2412 | { | |
2413 | i++; | |
2414 | if (i == 3) | |
2415 | p1 = p + 1; | |
2416 | } | |
2417 | } | |
2418 | base_fontname = (char *) alloca (len); | |
2419 | bzero (base_fontname, len); | |
2420 | strcpy (base_fontname, "-*-*-"); | |
2421 | bcopy (p1, base_fontname + 5, p - p1); | |
2422 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
2423 | } | |
5a7df7d7 GM |
2424 | } |
2425 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 2426 | |
5a7df7d7 GM |
2427 | /* Determine XIC style. */ |
2428 | if (xic_style == 0) | |
2429 | { | |
2430 | XIMStyles supported_list; | |
2431 | supported_list.count_styles = (sizeof supported_xim_styles | |
2432 | / sizeof supported_xim_styles[0]); | |
2433 | supported_list.supported_styles = supported_xim_styles; | |
2434 | xic_style = best_xim_style (&supported_list, | |
2435 | FRAME_X_XIM_STYLES (f)); | |
2436 | } | |
86779fac | 2437 | |
5a7df7d7 GM |
2438 | preedit_attr = XVaCreateNestedList (0, |
2439 | XNFontSet, xfs, | |
2440 | XNForeground, | |
2441 | FRAME_FOREGROUND_PIXEL (f), | |
2442 | XNBackground, | |
2443 | FRAME_BACKGROUND_PIXEL (f), | |
2444 | (xic_style & XIMPreeditPosition | |
2445 | ? XNSpotLocation | |
2446 | : NULL), | |
2447 | &spot, | |
2448 | NULL); | |
2449 | status_attr = XVaCreateNestedList (0, | |
2450 | XNArea, | |
2451 | &s_area, | |
2452 | XNFontSet, | |
2453 | xfs, | |
2454 | XNForeground, | |
2455 | FRAME_FOREGROUND_PIXEL (f), | |
2456 | XNBackground, | |
2457 | FRAME_BACKGROUND_PIXEL (f), | |
2458 | NULL); | |
2459 | ||
2460 | xic = XCreateIC (xim, | |
2461 | XNInputStyle, xic_style, | |
810f2256 JD |
2462 | XNClientWindow, FRAME_X_WINDOW (f), |
2463 | XNFocusWindow, FRAME_X_WINDOW (f), | |
5a7df7d7 GM |
2464 | XNStatusAttributes, status_attr, |
2465 | XNPreeditAttributes, preedit_attr, | |
2466 | NULL); | |
2467 | XFree (preedit_attr); | |
2468 | XFree (status_attr); | |
2469 | } | |
177c0ea7 | 2470 | |
5a7df7d7 GM |
2471 | FRAME_XIC (f) = xic; |
2472 | FRAME_XIC_STYLE (f) = xic_style; | |
2473 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
2474 | } |
2475 | ||
5a7df7d7 GM |
2476 | |
2477 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
2478 | ||
2479 | void | |
2480 | free_frame_xic (f) | |
2481 | struct frame *f; | |
2482 | { | |
2483 | if (FRAME_XIC (f) == NULL) | |
2484 | return; | |
177c0ea7 | 2485 | |
5a7df7d7 GM |
2486 | XDestroyIC (FRAME_XIC (f)); |
2487 | if (FRAME_XIC_FONTSET (f)) | |
2488 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
2489 | ||
2490 | FRAME_XIC (f) = NULL; | |
2491 | FRAME_XIC_FONTSET (f) = NULL; | |
2492 | } | |
2493 | ||
2494 | ||
2495 | /* Place preedit area for XIC of window W's frame to specified | |
2496 | pixel position X/Y. X and Y are relative to window W. */ | |
2497 | ||
2498 | void | |
2499 | xic_set_preeditarea (w, x, y) | |
2500 | struct window *w; | |
2501 | int x, y; | |
2502 | { | |
2503 | struct frame *f = XFRAME (w->frame); | |
2504 | XVaNestedList attr; | |
2505 | XPoint spot; | |
177c0ea7 | 2506 | |
17e6d491 | 2507 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x) + WINDOW_LEFT_FRINGE_WIDTH (w); |
5a7df7d7 GM |
2508 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); |
2509 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
2510 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
2511 | XFree (attr); | |
2512 | } | |
2513 | ||
2514 | ||
2515 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
2516 | ||
2517 | void | |
2518 | xic_set_statusarea (f) | |
2519 | struct frame *f; | |
2520 | { | |
2521 | XIC xic = FRAME_XIC (f); | |
2522 | XVaNestedList attr; | |
2523 | XRectangle area; | |
2524 | XRectangle *needed; | |
2525 | ||
2526 | /* Negotiate geometry of status area. If input method has existing | |
2527 | status area, use its current size. */ | |
2528 | area.x = area.y = area.width = area.height = 0; | |
2529 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
2530 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
2531 | XFree (attr); | |
177c0ea7 | 2532 | |
5a7df7d7 GM |
2533 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); |
2534 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
2535 | XFree (attr); | |
2536 | ||
2537 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
2538 | { | |
2539 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
2540 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
2541 | XFree (attr); | |
2542 | } | |
2543 | ||
2544 | area.width = needed->width; | |
2545 | area.height = needed->height; | |
be786000 KS |
2546 | area.x = FRAME_PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); |
2547 | area.y = (FRAME_PIXEL_HEIGHT (f) - area.height | |
488dd4c4 JD |
2548 | - FRAME_MENUBAR_HEIGHT (f) |
2549 | - FRAME_TOOLBAR_HEIGHT (f) | |
2550 | - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
5a7df7d7 GM |
2551 | XFree (needed); |
2552 | ||
2553 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
810f2256 | 2554 | XSetICValues (xic, XNStatusAttributes, attr, NULL); |
5a7df7d7 GM |
2555 | XFree (attr); |
2556 | } | |
2557 | ||
2558 | ||
2559 | /* Set X fontset for XIC of frame F, using base font name | |
2560 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
2561 | ||
2562 | void | |
2563 | xic_set_xfontset (f, base_fontname) | |
2564 | struct frame *f; | |
2565 | char *base_fontname; | |
2566 | { | |
2567 | XVaNestedList attr; | |
2568 | XFontSet xfs; | |
2569 | ||
2570 | xfs = xic_create_xfontset (f, base_fontname); | |
2571 | ||
2572 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
2573 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
2574 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
2575 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
2576 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
2577 | XFree (attr); | |
177c0ea7 | 2578 | |
5a7df7d7 GM |
2579 | if (FRAME_XIC_FONTSET (f)) |
2580 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
2581 | FRAME_XIC_FONTSET (f) = xfs; | |
2582 | } | |
2583 | ||
2584 | #endif /* HAVE_X_I18N */ | |
2585 | ||
2586 | ||
9ef48a9d | 2587 | \f |
8fc2766b RS |
2588 | #ifdef USE_X_TOOLKIT |
2589 | ||
2590 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 2591 | |
01f1ba30 | 2592 | static void |
a7f7d550 FP |
2593 | x_window (f, window_prompting, minibuffer_only) |
2594 | struct frame *f; | |
2595 | long window_prompting; | |
2596 | int minibuffer_only; | |
01f1ba30 | 2597 | { |
9ef48a9d | 2598 | XClassHint class_hints; |
31ac8d8c FP |
2599 | XSetWindowAttributes attributes; |
2600 | unsigned long attribute_mask; | |
9ef48a9d RS |
2601 | Widget shell_widget; |
2602 | Widget pane_widget; | |
6c32dd68 | 2603 | Widget frame_widget; |
9ef48a9d RS |
2604 | Arg al [25]; |
2605 | int ac; | |
2606 | ||
2607 | BLOCK_INPUT; | |
2608 | ||
b7975ee4 KH |
2609 | /* Use the resource name as the top-level widget name |
2610 | for looking up resources. Make a non-Lisp copy | |
2611 | for the window manager, so GC relocation won't bother it. | |
2612 | ||
2613 | Elsewhere we specify the window name for the window manager. */ | |
177c0ea7 | 2614 | |
cca176a0 | 2615 | { |
d5db4077 | 2616 | char *str = (char *) SDATA (Vx_resource_name); |
b7975ee4 | 2617 | f->namebuf = (char *) xmalloc (strlen (str) + 1); |
cca176a0 KH |
2618 | strcpy (f->namebuf, str); |
2619 | } | |
9ef48a9d RS |
2620 | |
2621 | ac = 0; | |
2622 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
2623 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 2624 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
be786000 | 2625 | XtSetArg (al[ac], XtNborderWidth, f->border_width); ac++; |
9b2956e2 GM |
2626 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
2627 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
2628 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 2629 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 2630 | applicationShellWidgetClass, |
82c90203 | 2631 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 2632 | |
7556890b | 2633 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
2634 | /* maybe_set_screen_title_format (shell_widget); */ |
2635 | ||
6c32dd68 PR |
2636 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
2637 | (widget_value *) NULL, | |
2638 | shell_widget, False, | |
2639 | (lw_callback) NULL, | |
2640 | (lw_callback) NULL, | |
b6e11efd | 2641 | (lw_callback) NULL, |
6c32dd68 | 2642 | (lw_callback) NULL); |
9ef48a9d | 2643 | |
9b2956e2 GM |
2644 | ac = 0; |
2645 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
2646 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
2647 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
2648 | XtSetValues (pane_widget, al, ac); | |
7556890b | 2649 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 2650 | |
177c0ea7 | 2651 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 2652 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
2653 | |
2654 | ac = 0; | |
2655 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
2656 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
2657 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
2658 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
2659 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
2660 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
2661 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
2662 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
2663 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
2664 | al, ac); | |
177c0ea7 | 2665 | |
7556890b | 2666 | f->output_data.x->edit_widget = frame_widget; |
177c0ea7 JB |
2667 | |
2668 | XtManageChild (frame_widget); | |
a7f7d550 FP |
2669 | |
2670 | /* Do some needed geometry management. */ | |
2671 | { | |
2672 | int len; | |
2673 | char *tem, shell_position[32]; | |
74305183 | 2674 | Arg al[10]; |
a7f7d550 | 2675 | int ac = 0; |
5031cc10 | 2676 | int extra_borders = 0; |
177c0ea7 | 2677 | int menubar_size |
7556890b RS |
2678 | = (f->output_data.x->menubar_widget |
2679 | ? (f->output_data.x->menubar_widget->core.height | |
2680 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 2681 | : 0); |
a7f7d550 | 2682 | |
f7008aff RS |
2683 | #if 0 /* Experimentally, we now get the right results |
2684 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
2685 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
2686 | { | |
dd254b21 | 2687 | Dimension ibw = 0; |
01cbdba5 RS |
2688 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
2689 | menubar_size += ibw; | |
2690 | } | |
f7008aff | 2691 | #endif |
01cbdba5 | 2692 | |
7556890b | 2693 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 2694 | |
440b0bfd | 2695 | #ifndef USE_LUCID |
5031cc10 KH |
2696 | /* Motif seems to need this amount added to the sizes |
2697 | specified for the shell widget. The Athena/Lucid widgets don't. | |
2698 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
2699 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
2700 | &extra_borders, NULL); | |
2701 | extra_borders *= 2; | |
2702 | #endif | |
5031cc10 | 2703 | |
97787173 RS |
2704 | /* Convert our geometry parameters into a geometry string |
2705 | and specify it. | |
2706 | Note that we do not specify here whether the position | |
2707 | is a user-specified or program-specified one. | |
2708 | We pass that information later, in x_wm_set_size_hints. */ | |
2709 | { | |
be786000 | 2710 | int left = f->left_pos; |
97787173 | 2711 | int xneg = window_prompting & XNegative; |
be786000 | 2712 | int top = f->top_pos; |
97787173 RS |
2713 | int yneg = window_prompting & YNegative; |
2714 | if (xneg) | |
2715 | left = -left; | |
2716 | if (yneg) | |
2717 | top = -top; | |
c760f47e KH |
2718 | |
2719 | if (window_prompting & USPosition) | |
5031cc10 | 2720 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
be786000 KS |
2721 | FRAME_PIXEL_WIDTH (f) + extra_borders, |
2722 | FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
2723 | (xneg ? '-' : '+'), left, |
2724 | (yneg ? '-' : '+'), top); | |
2725 | else | |
74305183 JD |
2726 | { |
2727 | sprintf (shell_position, "=%dx%d", | |
2728 | FRAME_PIXEL_WIDTH (f) + extra_borders, | |
2729 | FRAME_PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
2730 | ||
2731 | /* Setting x and y when the position is not specified in | |
2732 | the geometry string will set program position in the WM hints. | |
2733 | If Emacs had just one program position, we could set it in | |
2734 | fallback resources, but since each make-frame call can specify | |
2735 | different program positions, this is easier. */ | |
2736 | XtSetArg (al[ac], XtNx, left); ac++; | |
2737 | XtSetArg (al[ac], XtNy, top); ac++; | |
2738 | } | |
97787173 RS |
2739 | } |
2740 | ||
a7f7d550 | 2741 | len = strlen (shell_position) + 1; |
77110caa RS |
2742 | /* We don't free this because we don't know whether |
2743 | it is safe to free it while the frame exists. | |
2744 | It isn't worth the trouble of arranging to free it | |
2745 | when the frame is deleted. */ | |
a7f7d550 FP |
2746 | tem = (char *) xmalloc (len); |
2747 | strncpy (tem, shell_position, len); | |
2748 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
2749 | XtSetValues (shell_widget, al, ac); | |
2750 | } | |
2751 | ||
9ef48a9d RS |
2752 | XtManageChild (pane_widget); |
2753 | XtRealizeWidget (shell_widget); | |
2754 | ||
177c0ea7 | 2755 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
2756 | |
2757 | validate_x_resource_name (); | |
b7975ee4 | 2758 | |
d5db4077 KR |
2759 | class_hints.res_name = (char *) SDATA (Vx_resource_name); |
2760 | class_hints.res_class = (char *) SDATA (Vx_resource_class); | |
b9dc4443 | 2761 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
2762 | |
2763 | #ifdef HAVE_X_I18N | |
2764 | FRAME_XIC (f) = NULL; | |
1576f1ad DL |
2765 | if (use_xim) |
2766 | create_frame_xic (f); | |
5a7df7d7 | 2767 | #endif |
64d16748 | 2768 | |
7556890b RS |
2769 | f->output_data.x->wm_hints.input = True; |
2770 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 2771 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2772 | &f->output_data.x->wm_hints); |
b8228beb | 2773 | |
c4ec904f | 2774 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 2775 | |
6c32dd68 PR |
2776 | #ifdef HACK_EDITRES |
2777 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
2778 | #endif | |
2779 | ||
9ef48a9d | 2780 | /* Do a stupid property change to force the server to generate a |
333b20bb | 2781 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
2782 | be initialized to something relevant to the time we created the window. |
2783 | */ | |
6c32dd68 | 2784 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
2785 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
2786 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
2787 | (unsigned char*) NULL, 0); |
2788 | ||
5a7df7d7 | 2789 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 2790 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
2791 | |
2792 | #ifdef HAVE_X_I18N | |
2793 | if (FRAME_XIC (f)) | |
2794 | { | |
2795 | /* XIM server might require some X events. */ | |
2796 | unsigned long fevent = NoEventMask; | |
810f2256 | 2797 | XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL); |
5a7df7d7 GM |
2798 | attributes.event_mask |= fevent; |
2799 | } | |
2800 | #endif /* HAVE_X_I18N */ | |
177c0ea7 | 2801 | |
31ac8d8c FP |
2802 | attribute_mask = CWEventMask; |
2803 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
2804 | attribute_mask, &attributes); | |
2805 | ||
6c32dd68 | 2806 | XtMapWidget (frame_widget); |
9ef48a9d | 2807 | |
8fc2766b RS |
2808 | /* x_set_name normally ignores requests to set the name if the |
2809 | requested name is the same as the current name. This is the one | |
2810 | place where that assumption isn't correct; f->name is set, but | |
2811 | the X server hasn't been told. */ | |
2812 | { | |
2813 | Lisp_Object name; | |
2814 | int explicit = f->explicit_name; | |
2815 | ||
2816 | f->explicit_name = 0; | |
2817 | name = f->name; | |
2818 | f->name = Qnil; | |
2819 | x_set_name (f, name, explicit); | |
2820 | } | |
2821 | ||
b9dc4443 | 2822 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2823 | f->output_data.x->text_cursor); |
8fc2766b RS |
2824 | |
2825 | UNBLOCK_INPUT; | |
2826 | ||
495fa05e GM |
2827 | /* This is a no-op, except under Motif. Make sure main areas are |
2828 | set to something reasonable, in case we get an error later. */ | |
2829 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
2830 | } |
2831 | ||
9ef48a9d | 2832 | #else /* not USE_X_TOOLKIT */ |
488dd4c4 JD |
2833 | #ifdef USE_GTK |
2834 | void | |
2835 | x_window (f) | |
2836 | FRAME_PTR f; | |
2837 | { | |
2838 | if (! xg_create_frame_widgets (f)) | |
2839 | error ("Unable to create window"); | |
1fcfb866 JD |
2840 | |
2841 | #ifdef HAVE_X_I18N | |
2842 | FRAME_XIC (f) = NULL; | |
1576f1ad DL |
2843 | if (use_xim) |
2844 | { | |
2845 | BLOCK_INPUT; | |
2846 | create_frame_xic (f); | |
2847 | if (FRAME_XIC (f)) | |
2848 | { | |
2849 | /* XIM server might require some X events. */ | |
2850 | unsigned long fevent = NoEventMask; | |
810f2256 | 2851 | XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL); |
1fcfb866 | 2852 | |
1576f1ad DL |
2853 | if (fevent != NoEventMask) |
2854 | { | |
2855 | XSetWindowAttributes attributes; | |
2856 | XWindowAttributes wattr; | |
2857 | unsigned long attribute_mask; | |
2858 | ||
2859 | XGetWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2860 | &wattr); | |
2861 | attributes.event_mask = wattr.your_event_mask | fevent; | |
2862 | attribute_mask = CWEventMask; | |
2863 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2864 | attribute_mask, &attributes); | |
2865 | } | |
2866 | } | |
2867 | UNBLOCK_INPUT; | |
2868 | } | |
1fcfb866 | 2869 | #endif |
488dd4c4 | 2870 | } |
9ef48a9d | 2871 | |
488dd4c4 | 2872 | #else /*! USE_GTK */ |
8fc2766b RS |
2873 | /* Create and set up the X window for frame F. */ |
2874 | ||
201d8c78 | 2875 | void |
8fc2766b RS |
2876 | x_window (f) |
2877 | struct frame *f; | |
2878 | ||
2879 | { | |
2880 | XClassHint class_hints; | |
2881 | XSetWindowAttributes attributes; | |
2882 | unsigned long attribute_mask; | |
2883 | ||
7556890b RS |
2884 | attributes.background_pixel = f->output_data.x->background_pixel; |
2885 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
2886 | attributes.bit_gravity = StaticGravity; |
2887 | attributes.backing_store = NotUseful; | |
2888 | attributes.save_under = True; | |
2889 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
2890 | attributes.colormap = FRAME_X_COLORMAP (f); |
2891 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
2892 | | CWColormap); | |
01f1ba30 JB |
2893 | |
2894 | BLOCK_INPUT; | |
fe24a618 | 2895 | FRAME_X_WINDOW (f) |
b9dc4443 | 2896 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b | 2897 | f->output_data.x->parent_desc, |
be786000 KS |
2898 | f->left_pos, |
2899 | f->top_pos, | |
2900 | FRAME_PIXEL_WIDTH (f), FRAME_PIXEL_HEIGHT (f), | |
2901 | f->border_width, | |
01f1ba30 JB |
2902 | CopyFromParent, /* depth */ |
2903 | InputOutput, /* class */ | |
383d6ffc | 2904 | FRAME_X_VISUAL (f), |
01f1ba30 | 2905 | attribute_mask, &attributes); |
5a7df7d7 GM |
2906 | |
2907 | #ifdef HAVE_X_I18N | |
4dacadcc | 2908 | if (use_xim) |
5a7df7d7 | 2909 | { |
1576f1ad DL |
2910 | create_frame_xic (f); |
2911 | if (FRAME_XIC (f)) | |
2912 | { | |
2913 | /* XIM server might require some X events. */ | |
2914 | unsigned long fevent = NoEventMask; | |
810f2256 | 2915 | XGetICValues (FRAME_XIC (f), XNFilterEvents, &fevent, NULL); |
1576f1ad DL |
2916 | attributes.event_mask |= fevent; |
2917 | attribute_mask = CWEventMask; | |
2918 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2919 | attribute_mask, &attributes); | |
2920 | } | |
5a7df7d7 GM |
2921 | } |
2922 | #endif /* HAVE_X_I18N */ | |
177c0ea7 | 2923 | |
d387c960 | 2924 | validate_x_resource_name (); |
b7975ee4 | 2925 | |
d5db4077 KR |
2926 | class_hints.res_name = (char *) SDATA (Vx_resource_name); |
2927 | class_hints.res_class = (char *) SDATA (Vx_resource_class); | |
b9dc4443 | 2928 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 2929 | |
00983aba KH |
2930 | /* The menubar is part of the ordinary display; |
2931 | it does not count in addition to the height of the window. */ | |
7556890b | 2932 | f->output_data.x->menubar_height = 0; |
00983aba | 2933 | |
179956b9 JB |
2934 | /* This indicates that we use the "Passive Input" input model. |
2935 | Unless we do this, we don't get the Focus{In,Out} events that we | |
2936 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 2937 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 2938 | |
7556890b RS |
2939 | f->output_data.x->wm_hints.input = True; |
2940 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 2941 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2942 | &f->output_data.x->wm_hints); |
6d078211 | 2943 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 2944 | |
032e4ebe RS |
2945 | /* Request "save yourself" and "delete window" commands from wm. */ |
2946 | { | |
2947 | Atom protocols[2]; | |
b9dc4443 RS |
2948 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
2949 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
2950 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 2951 | } |
9ef48a9d | 2952 | |
e373f201 JB |
2953 | /* x_set_name normally ignores requests to set the name if the |
2954 | requested name is the same as the current name. This is the one | |
2955 | place where that assumption isn't correct; f->name is set, but | |
2956 | the X server hasn't been told. */ | |
2957 | { | |
98381190 | 2958 | Lisp_Object name; |
cf177271 | 2959 | int explicit = f->explicit_name; |
e373f201 | 2960 | |
cf177271 | 2961 | f->explicit_name = 0; |
98381190 KH |
2962 | name = f->name; |
2963 | f->name = Qnil; | |
cf177271 | 2964 | x_set_name (f, name, explicit); |
e373f201 JB |
2965 | } |
2966 | ||
b9dc4443 | 2967 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 2968 | f->output_data.x->text_cursor); |
9ef48a9d | 2969 | |
01f1ba30 JB |
2970 | UNBLOCK_INPUT; |
2971 | ||
fe24a618 | 2972 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 2973 | error ("Unable to create window"); |
01f1ba30 JB |
2974 | } |
2975 | ||
488dd4c4 | 2976 | #endif /* not USE_GTK */ |
8fc2766b RS |
2977 | #endif /* not USE_X_TOOLKIT */ |
2978 | ||
01f1ba30 JB |
2979 | /* Handle the icon stuff for this window. Perhaps later we might |
2980 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 2981 | well. */ |
01f1ba30 JB |
2982 | |
2983 | static void | |
f676886a JB |
2984 | x_icon (f, parms) |
2985 | struct frame *f; | |
01f1ba30 JB |
2986 | Lisp_Object parms; |
2987 | { | |
f9942c9e | 2988 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 2989 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
2990 | |
2991 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 2992 | icons in an icon window. */ |
7c0d3ed8 KS |
2993 | icon_x = x_frame_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
2994 | icon_y = x_frame_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 2995 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 2996 | { |
b7826503 PJ |
2997 | CHECK_NUMBER (icon_x); |
2998 | CHECK_NUMBER (icon_y); | |
01f1ba30 | 2999 | } |
f9942c9e | 3000 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 3001 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 3002 | |
f9942c9e JB |
3003 | BLOCK_INPUT; |
3004 | ||
fe24a618 JB |
3005 | if (! EQ (icon_x, Qunbound)) |
3006 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 3007 | |
01f1ba30 | 3008 | /* Start up iconic or window? */ |
49795535 | 3009 | x_wm_set_window_state |
333b20bb GM |
3010 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
3011 | Qicon) | |
49795535 JB |
3012 | ? IconicState |
3013 | : NormalState)); | |
01f1ba30 | 3014 | |
d5db4077 | 3015 | x_text_icon (f, (char *) SDATA ((!NILP (f->icon_name) |
f468da95 | 3016 | ? f->icon_name |
d5db4077 | 3017 | : f->name))); |
80534dd6 | 3018 | |
01f1ba30 JB |
3019 | UNBLOCK_INPUT; |
3020 | } | |
3021 | ||
b243755a | 3022 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
3023 | background, border and mouse colors; also create the |
3024 | mouse cursor and the gray border tile. */ | |
3025 | ||
f945b920 JB |
3026 | static char cursor_bits[] = |
3027 | { | |
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 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
3032 | }; | |
3033 | ||
01f1ba30 | 3034 | static void |
f676886a JB |
3035 | x_make_gc (f) |
3036 | struct frame *f; | |
01f1ba30 JB |
3037 | { |
3038 | XGCValues gc_values; | |
01f1ba30 | 3039 | |
6afb1d07 JB |
3040 | BLOCK_INPUT; |
3041 | ||
b243755a | 3042 | /* Create the GCs of this frame. |
9ef48a9d | 3043 | Note that many default values are used. */ |
01f1ba30 JB |
3044 | |
3045 | /* Normal video */ | |
be786000 | 3046 | gc_values.font = FRAME_FONT (f)->fid; |
7556890b RS |
3047 | gc_values.foreground = f->output_data.x->foreground_pixel; |
3048 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 3049 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
959e647d GM |
3050 | f->output_data.x->normal_gc |
3051 | = XCreateGC (FRAME_X_DISPLAY (f), | |
3052 | FRAME_X_WINDOW (f), | |
3053 | GCLineWidth | GCFont | GCForeground | GCBackground, | |
3054 | &gc_values); | |
01f1ba30 | 3055 | |
b9dc4443 | 3056 | /* Reverse video style. */ |
7556890b RS |
3057 | gc_values.foreground = f->output_data.x->background_pixel; |
3058 | gc_values.background = f->output_data.x->foreground_pixel; | |
959e647d GM |
3059 | f->output_data.x->reverse_gc |
3060 | = XCreateGC (FRAME_X_DISPLAY (f), | |
3061 | FRAME_X_WINDOW (f), | |
3062 | GCFont | GCForeground | GCBackground | GCLineWidth, | |
3063 | &gc_values); | |
01f1ba30 | 3064 | |
9ef48a9d | 3065 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
3066 | gc_values.foreground = f->output_data.x->background_pixel; |
3067 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
3068 | gc_values.fill_style = FillOpaqueStippled; |
3069 | gc_values.stipple | |
b9dc4443 RS |
3070 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
3071 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 3072 | cursor_bits, 16, 16); |
7556890b | 3073 | f->output_data.x->cursor_gc |
b9dc4443 | 3074 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 3075 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 3076 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
3077 | &gc_values); |
3078 | ||
333b20bb GM |
3079 | /* Reliefs. */ |
3080 | f->output_data.x->white_relief.gc = 0; | |
3081 | f->output_data.x->black_relief.gc = 0; | |
3082 | ||
01f1ba30 | 3083 | /* Create the gray border tile used when the pointer is not in |
f676886a | 3084 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 3085 | this must be done on a per-frame basis. */ |
7556890b | 3086 | f->output_data.x->border_tile |
d043f1a4 | 3087 | = (XCreatePixmapFromBitmapData |
177c0ea7 | 3088 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 3089 | gray_bits, gray_width, gray_height, |
7556890b RS |
3090 | f->output_data.x->foreground_pixel, |
3091 | f->output_data.x->background_pixel, | |
ab452f99 | 3092 | DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)))); |
6afb1d07 JB |
3093 | |
3094 | UNBLOCK_INPUT; | |
01f1ba30 | 3095 | } |
01f1ba30 | 3096 | |
959e647d GM |
3097 | |
3098 | /* Free what was was allocated in x_make_gc. */ | |
3099 | ||
3100 | void | |
3101 | x_free_gcs (f) | |
3102 | struct frame *f; | |
3103 | { | |
3104 | Display *dpy = FRAME_X_DISPLAY (f); | |
3105 | ||
3106 | BLOCK_INPUT; | |
177c0ea7 | 3107 | |
959e647d GM |
3108 | if (f->output_data.x->normal_gc) |
3109 | { | |
3110 | XFreeGC (dpy, f->output_data.x->normal_gc); | |
3111 | f->output_data.x->normal_gc = 0; | |
3112 | } | |
3113 | ||
3114 | if (f->output_data.x->reverse_gc) | |
3115 | { | |
3116 | XFreeGC (dpy, f->output_data.x->reverse_gc); | |
3117 | f->output_data.x->reverse_gc = 0; | |
3118 | } | |
177c0ea7 | 3119 | |
959e647d GM |
3120 | if (f->output_data.x->cursor_gc) |
3121 | { | |
3122 | XFreeGC (dpy, f->output_data.x->cursor_gc); | |
3123 | f->output_data.x->cursor_gc = 0; | |
3124 | } | |
3125 | ||
3126 | if (f->output_data.x->border_tile) | |
3127 | { | |
3128 | XFreePixmap (dpy, f->output_data.x->border_tile); | |
3129 | f->output_data.x->border_tile = 0; | |
3130 | } | |
3131 | ||
3132 | UNBLOCK_INPUT; | |
3133 | } | |
3134 | ||
3135 | ||
eaf1eea9 GM |
3136 | /* Handler for signals raised during x_create_frame and |
3137 | x_create_top_frame. FRAME is the frame which is partially | |
3138 | constructed. */ | |
3139 | ||
3140 | static Lisp_Object | |
3141 | unwind_create_frame (frame) | |
3142 | Lisp_Object frame; | |
3143 | { | |
3144 | struct frame *f = XFRAME (frame); | |
3145 | ||
3146 | /* If frame is ``official'', nothing to do. */ | |
3147 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
3148 | { | |
f1d2ce7f | 3149 | #if GLYPH_DEBUG |
eaf1eea9 GM |
3150 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
3151 | #endif | |
177c0ea7 | 3152 | |
eaf1eea9 GM |
3153 | x_free_frame_resources (f); |
3154 | ||
3155 | /* Check that reference counts are indeed correct. */ | |
3156 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
3157 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a | 3158 | return Qt; |
eaf1eea9 | 3159 | } |
177c0ea7 | 3160 | |
eaf1eea9 GM |
3161 | return Qnil; |
3162 | } | |
3163 | ||
3164 | ||
f676886a | 3165 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 3166 | 1, 1, 0, |
7ee72033 | 3167 | doc: /* Make a new X window, which is called a "frame" in Emacs terms. |
c061c855 GM |
3168 | Returns an Emacs frame object. |
3169 | ALIST is an alist of frame parameters. | |
3170 | If the parameters specify that the frame should not have a minibuffer, | |
3171 | and do not specify a specific minibuffer window to use, | |
3172 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
3173 | be shared by the new frame. | |
3174 | ||
7ee72033 MB |
3175 | This function is an internal primitive--use `make-frame' instead. */) |
3176 | (parms) | |
01f1ba30 JB |
3177 | Lisp_Object parms; |
3178 | { | |
f676886a | 3179 | struct frame *f; |
2365c027 | 3180 | Lisp_Object frame, tem; |
01f1ba30 JB |
3181 | Lisp_Object name; |
3182 | int minibuffer_only = 0; | |
3183 | long window_prompting = 0; | |
3184 | int width, height; | |
331379bf | 3185 | int count = SPECPDL_INDEX (); |
ecaca587 | 3186 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 3187 | Lisp_Object display; |
333b20bb | 3188 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 3189 | Lisp_Object parent; |
e557f19d | 3190 | struct kboard *kb; |
01f1ba30 | 3191 | |
11ae94fe | 3192 | check_x (); |
01f1ba30 | 3193 | |
b7975ee4 KH |
3194 | /* Use this general default value to start with |
3195 | until we know if this frame has a specified name. */ | |
3196 | Vx_resource_name = Vinvocation_name; | |
3197 | ||
333b20bb | 3198 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
3199 | if (EQ (display, Qunbound)) |
3200 | display = Qnil; | |
3201 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
3202 | #ifdef MULTI_KBOARD |
3203 | kb = dpyinfo->kboard; | |
3204 | #else | |
3205 | kb = &the_only_kboard; | |
3206 | #endif | |
b9dc4443 | 3207 | |
333b20bb | 3208 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 3209 | if (!STRINGP (name) |
cf177271 JB |
3210 | && ! EQ (name, Qunbound) |
3211 | && ! NILP (name)) | |
08a90d6a | 3212 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 3213 | |
b7975ee4 KH |
3214 | if (STRINGP (name)) |
3215 | Vx_resource_name = name; | |
3216 | ||
a59e4f3d | 3217 | /* See if parent window is specified. */ |
333b20bb | 3218 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
3219 | if (EQ (parent, Qunbound)) |
3220 | parent = Qnil; | |
3221 | if (! NILP (parent)) | |
b7826503 | 3222 | CHECK_NUMBER (parent); |
a59e4f3d | 3223 | |
ecaca587 RS |
3224 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
3225 | /* No need to protect DISPLAY because that's not used after passing | |
3226 | it to make_frame_without_minibuffer. */ | |
3227 | frame = Qnil; | |
3228 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
3229 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
3230 | RES_TYPE_SYMBOL); | |
f9942c9e | 3231 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 3232 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 3233 | else if (EQ (tem, Qonly)) |
01f1ba30 | 3234 | { |
f676886a | 3235 | f = make_minibuffer_frame (); |
01f1ba30 JB |
3236 | minibuffer_only = 1; |
3237 | } | |
6a5e54e2 | 3238 | else if (WINDOWP (tem)) |
2526c290 | 3239 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
3240 | else |
3241 | f = make_frame (1); | |
01f1ba30 | 3242 | |
ecaca587 RS |
3243 | XSETFRAME (frame, f); |
3244 | ||
a3c87d4e JB |
3245 | /* Note that X Windows does support scroll bars. */ |
3246 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 3247 | |
daf01701 | 3248 | f->display_method = &x_display_method; |
08a90d6a | 3249 | f->output_method = output_x_window; |
7556890b RS |
3250 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
3251 | bzero (f->output_data.x, sizeof (struct x_output)); | |
3252 | f->output_data.x->icon_bitmap = -1; | |
be786000 | 3253 | FRAME_FONTSET (f) = -1; |
333b20bb GM |
3254 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
3255 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
3256 | #ifdef USE_TOOLKIT_SCROLL_BARS |
3257 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
3258 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
3259 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
eaf1eea9 | 3260 | record_unwind_protect (unwind_create_frame, frame); |
08a90d6a | 3261 | |
f468da95 | 3262 | f->icon_name |
333b20bb GM |
3263 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
3264 | RES_TYPE_STRING); | |
f468da95 RS |
3265 | if (! STRINGP (f->icon_name)) |
3266 | f->icon_name = Qnil; | |
80534dd6 | 3267 | |
08a90d6a | 3268 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
f1d2ce7f | 3269 | #if GLYPH_DEBUG |
eaf1eea9 GM |
3270 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
3271 | dpyinfo_refcount = dpyinfo->reference_count; | |
3272 | #endif /* GLYPH_DEBUG */ | |
73410c76 | 3273 | #ifdef MULTI_KBOARD |
e557f19d | 3274 | FRAME_KBOARD (f) = kb; |
73410c76 | 3275 | #endif |
08a90d6a | 3276 | |
9b2956e2 GM |
3277 | /* These colors will be set anyway later, but it's important |
3278 | to get the color reference counts right, so initialize them! */ | |
3279 | { | |
3280 | Lisp_Object black; | |
3281 | struct gcpro gcpro1; | |
cefecbcf GM |
3282 | |
3283 | /* Function x_decode_color can signal an error. Make | |
3284 | sure to initialize color slots so that we won't try | |
3285 | to free colors we haven't allocated. */ | |
3286 | f->output_data.x->foreground_pixel = -1; | |
3287 | f->output_data.x->background_pixel = -1; | |
3288 | f->output_data.x->cursor_pixel = -1; | |
3289 | f->output_data.x->cursor_foreground_pixel = -1; | |
3290 | f->output_data.x->border_pixel = -1; | |
3291 | f->output_data.x->mouse_pixel = -1; | |
177c0ea7 | 3292 | |
9b2956e2 GM |
3293 | black = build_string ("black"); |
3294 | GCPRO1 (black); | |
3295 | f->output_data.x->foreground_pixel | |
3296 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3297 | f->output_data.x->background_pixel | |
3298 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3299 | f->output_data.x->cursor_pixel | |
3300 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3301 | f->output_data.x->cursor_foreground_pixel | |
3302 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3303 | f->output_data.x->border_pixel | |
3304 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3305 | f->output_data.x->mouse_pixel | |
3306 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
3307 | UNGCPRO; | |
3308 | } | |
3309 | ||
a59e4f3d RS |
3310 | /* Specify the parent under which to make this X window. */ |
3311 | ||
3312 | if (!NILP (parent)) | |
3313 | { | |
8c239ac3 | 3314 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 3315 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
3316 | } |
3317 | else | |
3318 | { | |
7556890b RS |
3319 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
3320 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
3321 | } |
3322 | ||
cf177271 JB |
3323 | /* Set the name; the functions to which we pass f expect the name to |
3324 | be set. */ | |
3325 | if (EQ (name, Qunbound) || NILP (name)) | |
3326 | { | |
08a90d6a | 3327 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
3328 | f->explicit_name = 0; |
3329 | } | |
3330 | else | |
3331 | { | |
3332 | f->name = name; | |
3333 | f->explicit_name = 1; | |
9ef48a9d RS |
3334 | /* use the frame's title when getting resources for this frame. */ |
3335 | specbind (Qx_resource_name, name); | |
cf177271 | 3336 | } |
01f1ba30 | 3337 | |
01f1ba30 JB |
3338 | /* Extract the window parameters from the supplied values |
3339 | that are needed to determine window geometry. */ | |
d387c960 JB |
3340 | { |
3341 | Lisp_Object font; | |
3342 | ||
333b20bb | 3343 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 3344 | |
6817eab4 | 3345 | BLOCK_INPUT; |
e5e548e3 RS |
3346 | /* First, try whatever font the caller has specified. */ |
3347 | if (STRINGP (font)) | |
942ea06d | 3348 | { |
49965a29 | 3349 | tem = Fquery_fontset (font, Qnil); |
477f8642 | 3350 | if (STRINGP (tem)) |
d5db4077 | 3351 | font = x_new_fontset (f, SDATA (tem)); |
942ea06d | 3352 | else |
d5db4077 | 3353 | font = x_new_font (f, SDATA (font)); |
942ea06d | 3354 | } |
177c0ea7 | 3355 | |
e5e548e3 | 3356 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
3357 | if (!STRINGP (font)) |
3358 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 3359 | if (!STRINGP (font)) |
a6ac02af | 3360 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 3361 | if (! STRINGP (font)) |
a6ac02af | 3362 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
3363 | if (! STRINGP (font)) |
3364 | /* This was formerly the first thing tried, but it finds too many fonts | |
3365 | and takes too long. */ | |
3366 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
3367 | /* If those didn't work, look for something which will at least work. */ | |
3368 | if (! STRINGP (font)) | |
a6ac02af | 3369 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
3370 | UNBLOCK_INPUT; |
3371 | if (! STRINGP (font)) | |
e5e548e3 RS |
3372 | font = build_string ("fixed"); |
3373 | ||
477f8642 | 3374 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 3375 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 3376 | } |
9ef48a9d | 3377 | |
e3881aa0 | 3378 | #ifdef USE_LUCID |
82c90203 RS |
3379 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
3380 | whereby it fails to get any font. */ | |
be786000 | 3381 | xlwmenu_default_font = FRAME_FONT (f); |
dd254b21 | 3382 | #endif |
82c90203 | 3383 | |
cf177271 | 3384 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb | 3385 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
177c0ea7 | 3386 | |
4e397688 | 3387 | /* This defaults to 1 in order to match xterm. We recognize either |
ddf768c3 JB |
3388 | internalBorderWidth or internalBorder (which is what xterm calls |
3389 | it). */ | |
3390 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
3391 | { | |
3392 | Lisp_Object value; | |
3393 | ||
abb4b7ec | 3394 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 3395 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
3396 | if (! EQ (value, Qunbound)) |
3397 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
3398 | parms); | |
3399 | } | |
dca97592 | 3400 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
3401 | "internalBorderWidth", "internalBorderWidth", |
3402 | RES_TYPE_NUMBER); | |
1ab3d87e | 3403 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
3404 | "verticalScrollBars", "ScrollBars", |
3405 | RES_TYPE_SYMBOL); | |
01f1ba30 | 3406 | |
b9dc4443 | 3407 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 3408 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 3409 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 3410 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 3411 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 3412 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 3413 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 3414 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 3415 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 3416 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 3417 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
3418 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
3419 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
3420 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
3421 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
b3ba0aa8 KS |
3422 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
3423 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
3424 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
3425 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
333b20bb GM |
3426 | |
3427 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
3428 | "scrollBarForeground", | |
3429 | "ScrollBarForeground", 1); | |
3430 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
3431 | "scrollBarBackground", | |
3432 | "ScrollBarBackground", 0); | |
3433 | ||
3434 | /* Init faces before x_default_parameter is called for scroll-bar | |
3435 | parameters because that function calls x_set_scroll_bar_width, | |
3436 | which calls change_frame_size, which calls Fset_window_buffer, | |
3437 | which runs hooks, which call Fvertical_motion. At the end, we | |
3438 | end up in init_iterator with a null face cache, which should not | |
3439 | happen. */ | |
3440 | init_frame_faces (f); | |
177c0ea7 | 3441 | |
c7bcb20d | 3442 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 3443 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
e33455ca | 3444 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
333b20bb | 3445 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 3446 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
3447 | "bufferPredicate", "BufferPredicate", |
3448 | RES_TYPE_SYMBOL); | |
c2304e02 | 3449 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 3450 | "title", "Title", RES_TYPE_STRING); |
ea0a1f53 GM |
3451 | x_default_parameter (f, parms, Qwait_for_wm, Qt, |
3452 | "waitForWM", "WaitForWM", RES_TYPE_BOOLEAN); | |
49d41073 EZ |
3453 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
3454 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
90eb1019 | 3455 | |
7556890b | 3456 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
35f59f6b | 3457 | |
35f59f6b | 3458 | /* Compute the size of the X window. */ |
7c0d3ed8 | 3459 | window_prompting = x_figure_window_size (f, parms, 1); |
38d22040 | 3460 | |
495fa05e GM |
3461 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
3462 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
3463 | ||
6a1bcd01 | 3464 | /* Create the X widget or window. */ |
a7f7d550 FP |
3465 | #ifdef USE_X_TOOLKIT |
3466 | x_window (f, window_prompting, minibuffer_only); | |
3467 | #else | |
f676886a | 3468 | x_window (f); |
a7f7d550 | 3469 | #endif |
177c0ea7 | 3470 | |
f676886a JB |
3471 | x_icon (f, parms); |
3472 | x_make_gc (f); | |
01f1ba30 | 3473 | |
495fa05e GM |
3474 | /* Now consider the frame official. */ |
3475 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
3476 | Vframe_list = Fcons (frame, Vframe_list); | |
3477 | ||
f9942c9e JB |
3478 | /* We need to do this after creating the X window, so that the |
3479 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 3480 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 3481 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 3482 | |
cf177271 | 3483 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 3484 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 3485 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 3486 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 3487 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 3488 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
3489 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
3490 | "scrollBarWidth", "ScrollBarWidth", | |
3491 | RES_TYPE_NUMBER); | |
f9942c9e | 3492 | |
be786000 | 3493 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
01f1ba30 | 3494 | Change will not be effected unless different from the current |
be786000 KS |
3495 | FRAME_LINES (f). */ |
3496 | width = FRAME_COLS (f); | |
3497 | height = FRAME_LINES (f); | |
177c0ea7 | 3498 | |
be786000 KS |
3499 | SET_FRAME_COLS (f, 0); |
3500 | FRAME_LINES (f) = 0; | |
8938a4fb | 3501 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 3502 | |
488dd4c4 | 3503 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
495fa05e GM |
3504 | /* Create the menu bar. */ |
3505 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
3506 | { | |
3507 | /* If this signals an error, we haven't set size hints for the | |
3508 | frame and we didn't make it visible. */ | |
3509 | initialize_frame_menubar (f); | |
3510 | ||
488dd4c4 | 3511 | #ifndef USE_GTK |
495fa05e GM |
3512 | /* This is a no-op, except under Motif where it arranges the |
3513 | main window for the widgets on it. */ | |
3514 | lw_set_main_areas (f->output_data.x->column_widget, | |
3515 | f->output_data.x->menubar_widget, | |
3516 | f->output_data.x->edit_widget); | |
488dd4c4 | 3517 | #endif /* not USE_GTK */ |
495fa05e | 3518 | } |
488dd4c4 | 3519 | #endif /* USE_X_TOOLKIT || USE_GTK */ |
495fa05e GM |
3520 | |
3521 | /* Tell the server what size and position, etc, we want, and how | |
3522 | badly we want them. This should be done after we have the menu | |
3523 | bar so that its size can be taken into account. */ | |
01f1ba30 | 3524 | BLOCK_INPUT; |
7989f084 | 3525 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
3526 | UNBLOCK_INPUT; |
3527 | ||
495fa05e GM |
3528 | /* Make the window appear on the frame and enable display, unless |
3529 | the caller says not to. However, with explicit parent, Emacs | |
3530 | cannot control visibility, so don't try. */ | |
7556890b | 3531 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
3532 | { |
3533 | Lisp_Object visibility; | |
49795535 | 3534 | |
333b20bb GM |
3535 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
3536 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
3537 | if (EQ (visibility, Qunbound)) |
3538 | visibility = Qt; | |
49795535 | 3539 | |
a59e4f3d RS |
3540 | if (EQ (visibility, Qicon)) |
3541 | x_iconify_frame (f); | |
3542 | else if (! NILP (visibility)) | |
3543 | x_make_frame_visible (f); | |
3544 | else | |
3545 | /* Must have been Qnil. */ | |
3546 | ; | |
3547 | } | |
01f1ba30 | 3548 | |
231d6cfb JD |
3549 | /* Set the WM leader property. GTK does this itself, so this is not |
3550 | needed when using GTK. */ | |
3551 | if (dpyinfo->client_leader_window != 0) | |
3552 | { | |
3553 | BLOCK_INPUT; | |
3554 | XChangeProperty (FRAME_X_DISPLAY (f), | |
3555 | FRAME_OUTER_WINDOW (f), | |
3556 | dpyinfo->Xatom_wm_client_leader, | |
3557 | XA_WINDOW, 32, PropModeReplace, | |
3558 | (char *) &dpyinfo->client_leader_window, 1); | |
3559 | UNBLOCK_INPUT; | |
3560 | } | |
3561 | ||
495fa05e | 3562 | UNGCPRO; |
9e57df62 GM |
3563 | |
3564 | /* Make sure windows on this frame appear in calls to next-window | |
3565 | and similar functions. */ | |
3566 | Vwindow_list = Qnil; | |
177c0ea7 | 3567 | |
9ef48a9d | 3568 | return unbind_to (count, frame); |
01f1ba30 JB |
3569 | } |
3570 | ||
eaf1eea9 | 3571 | |
0d17d282 KH |
3572 | /* FRAME is used only to get a handle on the X display. We don't pass the |
3573 | display info directly because we're called from frame.c, which doesn't | |
3574 | know about that structure. */ | |
e4f79258 | 3575 | |
87498171 | 3576 | Lisp_Object |
0d17d282 KH |
3577 | x_get_focus_frame (frame) |
3578 | struct frame *frame; | |
87498171 | 3579 | { |
0d17d282 | 3580 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 3581 | Lisp_Object xfocus; |
0d17d282 | 3582 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
3583 | return Qnil; |
3584 | ||
0d17d282 | 3585 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
3586 | return xfocus; |
3587 | } | |
f0614854 | 3588 | |
3decc1e7 GM |
3589 | |
3590 | /* In certain situations, when the window manager follows a | |
3591 | click-to-focus policy, there seems to be no way around calling | |
3592 | XSetInputFocus to give another frame the input focus . | |
3593 | ||
3594 | In an ideal world, XSetInputFocus should generally be avoided so | |
3595 | that applications don't interfere with the window manager's focus | |
3596 | policy. But I think it's okay to use when it's clearly done | |
3597 | following a user-command. */ | |
3598 | ||
3599 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
7ee72033 MB |
3600 | doc: /* Set the input focus to FRAME. |
3601 | FRAME nil means use the selected frame. */) | |
3602 | (frame) | |
3decc1e7 GM |
3603 | Lisp_Object frame; |
3604 | { | |
3605 | struct frame *f = check_x_frame (frame); | |
3606 | Display *dpy = FRAME_X_DISPLAY (f); | |
3607 | int count; | |
3608 | ||
3609 | BLOCK_INPUT; | |
3610 | count = x_catch_errors (dpy); | |
3611 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3612 | RevertToParent, CurrentTime); | |
3613 | x_uncatch_errors (dpy, count); | |
3614 | UNBLOCK_INPUT; | |
177c0ea7 | 3615 | |
3decc1e7 GM |
3616 | return Qnil; |
3617 | } | |
3618 | ||
f0614854 | 3619 | \f |
2d764c78 | 3620 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
7ee72033 MB |
3621 | doc: /* Internal function called by `color-defined-p', which see. */) |
3622 | (color, frame) | |
b9dc4443 | 3623 | Lisp_Object color, frame; |
e12d55b2 | 3624 | { |
b9dc4443 RS |
3625 | XColor foo; |
3626 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 3627 | |
b7826503 | 3628 | CHECK_STRING (color); |
b9dc4443 | 3629 | |
d5db4077 | 3630 | if (x_defined_color (f, SDATA (color), &foo, 0)) |
e12d55b2 RS |
3631 | return Qt; |
3632 | else | |
3633 | return Qnil; | |
3634 | } | |
3635 | ||
2d764c78 | 3636 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
7ee72033 MB |
3637 | doc: /* Internal function called by `color-values', which see. */) |
3638 | (color, frame) | |
b9dc4443 | 3639 | Lisp_Object color, frame; |
01f1ba30 | 3640 | { |
b9dc4443 RS |
3641 | XColor foo; |
3642 | FRAME_PTR f = check_x_frame (frame); | |
3643 | ||
b7826503 | 3644 | CHECK_STRING (color); |
01f1ba30 | 3645 | |
d5db4077 | 3646 | if (x_defined_color (f, SDATA (color), &foo, 0)) |
57c82a63 RS |
3647 | { |
3648 | Lisp_Object rgb[3]; | |
3649 | ||
3650 | rgb[0] = make_number (foo.red); | |
3651 | rgb[1] = make_number (foo.green); | |
3652 | rgb[2] = make_number (foo.blue); | |
3653 | return Flist (3, rgb); | |
3654 | } | |
01f1ba30 JB |
3655 | else |
3656 | return Qnil; | |
3657 | } | |
3658 | ||
2d764c78 | 3659 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
7ee72033 MB |
3660 | doc: /* Internal function called by `display-color-p', which see. */) |
3661 | (display) | |
08a90d6a | 3662 | Lisp_Object display; |
01f1ba30 | 3663 | { |
08a90d6a | 3664 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 3665 | |
b9dc4443 | 3666 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
3667 | return Qnil; |
3668 | ||
b9dc4443 | 3669 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
3670 | { |
3671 | case StaticColor: | |
3672 | case PseudoColor: | |
3673 | case TrueColor: | |
3674 | case DirectColor: | |
3675 | return Qt; | |
3676 | ||
3677 | default: | |
3678 | return Qnil; | |
3679 | } | |
3680 | } | |
3681 | ||
d0c9d219 | 3682 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
c061c855 | 3683 | 0, 1, 0, |
7ee72033 | 3684 | doc: /* Return t if the X display supports shades of gray. |
c061c855 GM |
3685 | Note that color displays do support shades of gray. |
3686 | The optional argument DISPLAY specifies which display to ask about. | |
3687 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3688 | If omitted or nil, that stands for the selected frame's display. */) |
3689 | (display) | |
08a90d6a | 3690 | Lisp_Object display; |
d0c9d219 | 3691 | { |
08a90d6a | 3692 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 3693 | |
ae6b58f9 | 3694 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
3695 | return Qnil; |
3696 | ||
ae6b58f9 RS |
3697 | switch (dpyinfo->visual->class) |
3698 | { | |
3699 | case StaticColor: | |
3700 | case PseudoColor: | |
3701 | case TrueColor: | |
3702 | case DirectColor: | |
3703 | case StaticGray: | |
3704 | case GrayScale: | |
3705 | return Qt; | |
3706 | ||
3707 | default: | |
3708 | return Qnil; | |
3709 | } | |
d0c9d219 RS |
3710 | } |
3711 | ||
41beb8fc | 3712 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
c061c855 | 3713 | 0, 1, 0, |
7ee72033 | 3714 | doc: /* Returns the width in pixels of the X display DISPLAY. |
c061c855 GM |
3715 | The optional argument DISPLAY specifies which display to ask about. |
3716 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3717 | If omitted or nil, that stands for the selected frame's display. */) |
3718 | (display) | |
08a90d6a | 3719 | Lisp_Object display; |
41beb8fc | 3720 | { |
08a90d6a | 3721 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3722 | |
3723 | return make_number (dpyinfo->width); | |
41beb8fc RS |
3724 | } |
3725 | ||
3726 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
c061c855 | 3727 | Sx_display_pixel_height, 0, 1, 0, |
7ee72033 | 3728 | doc: /* Returns the height in pixels of the X display DISPLAY. |
c061c855 GM |
3729 | The optional argument DISPLAY specifies which display to ask about. |
3730 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3731 | If omitted or nil, that stands for the selected frame's display. */) |
3732 | (display) | |
08a90d6a | 3733 | Lisp_Object display; |
41beb8fc | 3734 | { |
08a90d6a | 3735 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3736 | |
3737 | return make_number (dpyinfo->height); | |
41beb8fc RS |
3738 | } |
3739 | ||
3740 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
c061c855 | 3741 | 0, 1, 0, |
7ee72033 | 3742 | doc: /* Returns the number of bitplanes of the X display DISPLAY. |
c061c855 GM |
3743 | The optional argument DISPLAY specifies which display to ask about. |
3744 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3745 | If omitted or nil, that stands for the selected frame's display. */) |
3746 | (display) | |
08a90d6a | 3747 | Lisp_Object display; |
41beb8fc | 3748 | { |
08a90d6a | 3749 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3750 | |
3751 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
3752 | } |
3753 | ||
3754 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
c061c855 | 3755 | 0, 1, 0, |
7ee72033 | 3756 | doc: /* Returns the number of color cells of the X display DISPLAY. |
c061c855 GM |
3757 | The optional argument DISPLAY specifies which display to ask about. |
3758 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3759 | If omitted or nil, that stands for the selected frame's display. */) |
3760 | (display) | |
08a90d6a | 3761 | Lisp_Object display; |
41beb8fc | 3762 | { |
08a90d6a | 3763 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3764 | |
3765 | return make_number (DisplayCells (dpyinfo->display, | |
3766 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
3767 | } |
3768 | ||
9d317b2c RS |
3769 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
3770 | Sx_server_max_request_size, | |
c061c855 | 3771 | 0, 1, 0, |
7ee72033 | 3772 | doc: /* Returns the maximum request size of the X server of display DISPLAY. |
c061c855 GM |
3773 | The optional argument DISPLAY specifies which display to ask about. |
3774 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3775 | If omitted or nil, that stands for the selected frame's display. */) |
3776 | (display) | |
08a90d6a | 3777 | Lisp_Object display; |
9d317b2c | 3778 | { |
08a90d6a | 3779 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3780 | |
3781 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
3782 | } |
3783 | ||
41beb8fc | 3784 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
7ee72033 | 3785 | doc: /* Returns the vendor ID string of the X server of display DISPLAY. |
c061c855 GM |
3786 | The optional argument DISPLAY specifies which display to ask about. |
3787 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3788 | If omitted or nil, that stands for the selected frame's display. */) |
3789 | (display) | |
08a90d6a | 3790 | Lisp_Object display; |
41beb8fc | 3791 | { |
08a90d6a | 3792 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3793 | char *vendor = ServerVendor (dpyinfo->display); |
3794 | ||
41beb8fc RS |
3795 | if (! vendor) vendor = ""; |
3796 | return build_string (vendor); | |
3797 | } | |
3798 | ||
3799 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
7ee72033 | 3800 | doc: /* Returns the version numbers of the X server of display DISPLAY. |
c061c855 GM |
3801 | The value is a list of three integers: the major and minor |
3802 | version numbers of the X Protocol in use, and the vendor-specific release | |
3803 | number. See also the function `x-server-vendor'. | |
3804 | ||
3805 | The optional argument DISPLAY specifies which display to ask about. | |
3806 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3807 | If omitted or nil, that stands for the selected frame's display. */) |
3808 | (display) | |
08a90d6a | 3809 | Lisp_Object display; |
41beb8fc | 3810 | { |
08a90d6a | 3811 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 3812 | Display *dpy = dpyinfo->display; |
11ae94fe | 3813 | |
41beb8fc RS |
3814 | return Fcons (make_number (ProtocolVersion (dpy)), |
3815 | Fcons (make_number (ProtocolRevision (dpy)), | |
3816 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
3817 | } | |
3818 | ||
3819 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
7ee72033 | 3820 | doc: /* Return the number of screens on the X server of display DISPLAY. |
c061c855 GM |
3821 | The optional argument DISPLAY specifies which display to ask about. |
3822 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3823 | If omitted or nil, that stands for the selected frame's display. */) |
3824 | (display) | |
08a90d6a | 3825 | Lisp_Object display; |
41beb8fc | 3826 | { |
08a90d6a | 3827 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3828 | |
3829 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
3830 | } |
3831 | ||
3832 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
7ee72033 | 3833 | doc: /* Return the height in millimeters of the X display DISPLAY. |
c061c855 GM |
3834 | The optional argument DISPLAY specifies which display to ask about. |
3835 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3836 | If omitted or nil, that stands for the selected frame's display. */) |
3837 | (display) | |
08a90d6a | 3838 | Lisp_Object display; |
41beb8fc | 3839 | { |
08a90d6a | 3840 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3841 | |
3842 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
3843 | } |
3844 | ||
3845 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
7ee72033 | 3846 | doc: /* Return the width in millimeters of the X display DISPLAY. |
c061c855 GM |
3847 | The optional argument DISPLAY specifies which display to ask about. |
3848 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3849 | If omitted or nil, that stands for the selected frame's display. */) |
3850 | (display) | |
08a90d6a | 3851 | Lisp_Object display; |
41beb8fc | 3852 | { |
08a90d6a | 3853 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
3854 | |
3855 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
3856 | } |
3857 | ||
3858 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
c061c855 | 3859 | Sx_display_backing_store, 0, 1, 0, |
7ee72033 | 3860 | doc: /* Returns an indication of whether X display DISPLAY does backing store. |
c061c855 GM |
3861 | The value may be `always', `when-mapped', or `not-useful'. |
3862 | The optional argument DISPLAY specifies which display to ask about. | |
3863 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3864 | If omitted or nil, that stands for the selected frame's display. */) |
3865 | (display) | |
08a90d6a | 3866 | Lisp_Object display; |
41beb8fc | 3867 | { |
08a90d6a | 3868 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 3869 | Lisp_Object result; |
11ae94fe | 3870 | |
b9dc4443 | 3871 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
3872 | { |
3873 | case Always: | |
8ec8a5ec GM |
3874 | result = intern ("always"); |
3875 | break; | |
41beb8fc RS |
3876 | |
3877 | case WhenMapped: | |
8ec8a5ec GM |
3878 | result = intern ("when-mapped"); |
3879 | break; | |
41beb8fc RS |
3880 | |
3881 | case NotUseful: | |
8ec8a5ec GM |
3882 | result = intern ("not-useful"); |
3883 | break; | |
41beb8fc RS |
3884 | |
3885 | default: | |
3886 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 3887 | result = Qnil; |
41beb8fc | 3888 | } |
8ec8a5ec GM |
3889 | |
3890 | return result; | |
41beb8fc RS |
3891 | } |
3892 | ||
3893 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
c061c855 | 3894 | Sx_display_visual_class, 0, 1, 0, |
7ee72033 | 3895 | doc: /* Return the visual class of the X display DISPLAY. |
c061c855 GM |
3896 | The value is one of the symbols `static-gray', `gray-scale', |
3897 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
3898 | ||
3899 | The optional argument DISPLAY specifies which display to ask about. | |
3900 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3901 | If omitted or nil, that stands for the selected frame's display. */) |
3902 | (display) | |
08a90d6a | 3903 | Lisp_Object display; |
41beb8fc | 3904 | { |
08a90d6a | 3905 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 3906 | Lisp_Object result; |
11ae94fe | 3907 | |
b9dc4443 | 3908 | switch (dpyinfo->visual->class) |
41beb8fc | 3909 | { |
8ec8a5ec GM |
3910 | case StaticGray: |
3911 | result = intern ("static-gray"); | |
3912 | break; | |
3913 | case GrayScale: | |
3914 | result = intern ("gray-scale"); | |
3915 | break; | |
3916 | case StaticColor: | |
3917 | result = intern ("static-color"); | |
3918 | break; | |
3919 | case PseudoColor: | |
3920 | result = intern ("pseudo-color"); | |
3921 | break; | |
3922 | case TrueColor: | |
3923 | result = intern ("true-color"); | |
3924 | break; | |
3925 | case DirectColor: | |
3926 | result = intern ("direct-color"); | |
3927 | break; | |
41beb8fc RS |
3928 | default: |
3929 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 3930 | result = Qnil; |
41beb8fc | 3931 | } |
177c0ea7 | 3932 | |
8ec8a5ec | 3933 | return result; |
41beb8fc RS |
3934 | } |
3935 | ||
3936 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
c061c855 | 3937 | Sx_display_save_under, 0, 1, 0, |
7ee72033 | 3938 | doc: /* Returns t if the X display DISPLAY supports the save-under feature. |
c061c855 GM |
3939 | The optional argument DISPLAY specifies which display to ask about. |
3940 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
3941 | If omitted or nil, that stands for the selected frame's display. */) |
3942 | (display) | |
08a90d6a | 3943 | Lisp_Object display; |
41beb8fc | 3944 | { |
08a90d6a | 3945 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 3946 | |
b9dc4443 | 3947 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
3948 | return Qt; |
3949 | else | |
3950 | return Qnil; | |
3951 | } | |
3952 | \f | |
b9dc4443 | 3953 | int |
55caf99c RS |
3954 | x_pixel_width (f) |
3955 | register struct frame *f; | |
01f1ba30 | 3956 | { |
be786000 | 3957 | return FRAME_PIXEL_WIDTH (f); |
01f1ba30 JB |
3958 | } |
3959 | ||
b9dc4443 | 3960 | int |
55caf99c RS |
3961 | x_pixel_height (f) |
3962 | register struct frame *f; | |
01f1ba30 | 3963 | { |
be786000 | 3964 | return FRAME_PIXEL_HEIGHT (f); |
55caf99c RS |
3965 | } |
3966 | ||
b9dc4443 | 3967 | int |
55caf99c RS |
3968 | x_char_width (f) |
3969 | register struct frame *f; | |
3970 | { | |
be786000 | 3971 | return FRAME_COLUMN_WIDTH (f); |
55caf99c RS |
3972 | } |
3973 | ||
b9dc4443 | 3974 | int |
55caf99c RS |
3975 | x_char_height (f) |
3976 | register struct frame *f; | |
3977 | { | |
be786000 | 3978 | return FRAME_LINE_HEIGHT (f); |
01f1ba30 | 3979 | } |
b9dc4443 RS |
3980 | |
3981 | int | |
f03f2489 RS |
3982 | x_screen_planes (f) |
3983 | register struct frame *f; | |
b9dc4443 | 3984 | { |
f03f2489 | 3985 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 3986 | } |
01f1ba30 | 3987 | |
a6ad00c0 GM |
3988 | |
3989 | \f | |
3990 | /************************************************************************ | |
3991 | X Displays | |
3992 | ************************************************************************/ | |
3993 | ||
01f1ba30 | 3994 | \f |
a6ad00c0 GM |
3995 | /* Mapping visual names to visuals. */ |
3996 | ||
3997 | static struct visual_class | |
3998 | { | |
3999 | char *name; | |
4000 | int class; | |
4001 | } | |
4002 | visual_classes[] = | |
4003 | { | |
4004 | {"StaticGray", StaticGray}, | |
4005 | {"GrayScale", GrayScale}, | |
4006 | {"StaticColor", StaticColor}, | |
4007 | {"PseudoColor", PseudoColor}, | |
4008 | {"TrueColor", TrueColor}, | |
4009 | {"DirectColor", DirectColor}, | |
9908a324 | 4010 | {NULL, 0} |
a6ad00c0 GM |
4011 | }; |
4012 | ||
4013 | ||
404daac1 | 4014 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
4015 | |
4016 | /* Value is the screen number of screen SCR. This is a substitute for | |
4017 | the X function with the same name when that doesn't exist. */ | |
4018 | ||
404daac1 RS |
4019 | int |
4020 | XScreenNumberOfScreen (scr) | |
4021 | register Screen *scr; | |
4022 | { | |
a6ad00c0 GM |
4023 | Display *dpy = scr->display; |
4024 | int i; | |
3df34fdb | 4025 | |
a6ad00c0 | 4026 | for (i = 0; i < dpy->nscreens; ++i) |
fbd5ceb2 | 4027 | if (scr == dpy->screens + i) |
a6ad00c0 | 4028 | break; |
404daac1 | 4029 | |
a6ad00c0 | 4030 | return i; |
404daac1 | 4031 | } |
a6ad00c0 | 4032 | |
404daac1 RS |
4033 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
4034 | ||
01f1ba30 | 4035 | |
a6ad00c0 GM |
4036 | /* Select the visual that should be used on display DPYINFO. Set |
4037 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 4038 | |
a6ad00c0 GM |
4039 | void |
4040 | select_visual (dpyinfo) | |
4041 | struct x_display_info *dpyinfo; | |
4042 | { | |
4043 | Display *dpy = dpyinfo->display; | |
4044 | Screen *screen = dpyinfo->screen; | |
4045 | Lisp_Object value; | |
fe24a618 | 4046 | |
a6ad00c0 GM |
4047 | /* See if a visual is specified. */ |
4048 | value = display_x_get_resource (dpyinfo, | |
4049 | build_string ("visualClass"), | |
4050 | build_string ("VisualClass"), | |
4051 | Qnil, Qnil); | |
4052 | if (STRINGP (value)) | |
4053 | { | |
4054 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
4055 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
4056 | depth, a decimal number. NAME is compared with case ignored. */ | |
d5db4077 | 4057 | char *s = (char *) alloca (SBYTES (value) + 1); |
a6ad00c0 GM |
4058 | char *dash; |
4059 | int i, class = -1; | |
4060 | XVisualInfo vinfo; | |
4061 | ||
d5db4077 | 4062 | strcpy (s, SDATA (value)); |
a6ad00c0 GM |
4063 | dash = index (s, '-'); |
4064 | if (dash) | |
4065 | { | |
4066 | dpyinfo->n_planes = atoi (dash + 1); | |
4067 | *dash = '\0'; | |
4068 | } | |
4069 | else | |
4070 | /* We won't find a matching visual with depth 0, so that | |
4071 | an error will be printed below. */ | |
4072 | dpyinfo->n_planes = 0; | |
f0614854 | 4073 | |
a6ad00c0 GM |
4074 | /* Determine the visual class. */ |
4075 | for (i = 0; visual_classes[i].name; ++i) | |
4076 | if (xstricmp (s, visual_classes[i].name) == 0) | |
4077 | { | |
4078 | class = visual_classes[i].class; | |
4079 | break; | |
4080 | } | |
01f1ba30 | 4081 | |
a6ad00c0 GM |
4082 | /* Look up a matching visual for the specified class. */ |
4083 | if (class == -1 | |
4084 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
4085 | dpyinfo->n_planes, class, &vinfo)) | |
d5db4077 | 4086 | fatal ("Invalid visual specification `%s'", SDATA (value)); |
177c0ea7 | 4087 | |
a6ad00c0 GM |
4088 | dpyinfo->visual = vinfo.visual; |
4089 | } | |
01f1ba30 JB |
4090 | else |
4091 | { | |
a6ad00c0 GM |
4092 | int n_visuals; |
4093 | XVisualInfo *vinfo, vinfo_template; | |
177c0ea7 | 4094 | |
a6ad00c0 GM |
4095 | dpyinfo->visual = DefaultVisualOfScreen (screen); |
4096 | ||
4097 | #ifdef HAVE_X11R4 | |
4098 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
4099 | #else | |
4100 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
4101 | #endif | |
4102 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
4103 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
4104 | &vinfo_template, &n_visuals); | |
4105 | if (n_visuals != 1) | |
4106 | fatal ("Can't get proper X visual info"); | |
4107 | ||
94ac875b | 4108 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
4109 | XFree ((char *) vinfo); |
4110 | } | |
01f1ba30 | 4111 | } |
01f1ba30 | 4112 | |
a6ad00c0 | 4113 | |
b9dc4443 RS |
4114 | /* Return the X display structure for the display named NAME. |
4115 | Open a new connection if necessary. */ | |
4116 | ||
4117 | struct x_display_info * | |
4118 | x_display_info_for_name (name) | |
4119 | Lisp_Object name; | |
4120 | { | |
08a90d6a | 4121 | Lisp_Object names; |
b9dc4443 RS |
4122 | struct x_display_info *dpyinfo; |
4123 | ||
b7826503 | 4124 | CHECK_STRING (name); |
b9dc4443 | 4125 | |
806048df RS |
4126 | if (! EQ (Vwindow_system, intern ("x"))) |
4127 | error ("Not using X Windows"); | |
4128 | ||
08a90d6a RS |
4129 | for (dpyinfo = x_display_list, names = x_display_name_list; |
4130 | dpyinfo; | |
8e713be6 | 4131 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
4132 | { |
4133 | Lisp_Object tem; | |
8e713be6 | 4134 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 4135 | if (!NILP (tem)) |
b9dc4443 RS |
4136 | return dpyinfo; |
4137 | } | |
4138 | ||
b7975ee4 KH |
4139 | /* Use this general default value to start with. */ |
4140 | Vx_resource_name = Vinvocation_name; | |
4141 | ||
b9dc4443 RS |
4142 | validate_x_resource_name (); |
4143 | ||
9b207e8e | 4144 | dpyinfo = x_term_init (name, (char *)0, |
d5db4077 | 4145 | (char *) SDATA (Vx_resource_name)); |
b9dc4443 | 4146 | |
08a90d6a | 4147 | if (dpyinfo == 0) |
d5db4077 | 4148 | error ("Cannot connect to X server %s", SDATA (name)); |
08a90d6a | 4149 | |
b9dc4443 RS |
4150 | x_in_use = 1; |
4151 | XSETFASTINT (Vwindow_system_version, 11); | |
4152 | ||
4153 | return dpyinfo; | |
4154 | } | |
4155 | ||
a6ad00c0 | 4156 | |
01f1ba30 | 4157 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
c061c855 | 4158 | 1, 3, 0, |
7ee72033 | 4159 | doc: /* Open a connection to an X server. |
c061c855 GM |
4160 | DISPLAY is the name of the display to connect to. |
4161 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
4162 | If the optional third arg MUST-SUCCEED is non-nil, | |
7ee72033 MB |
4163 | terminate Emacs if we can't open the connection. */) |
4164 | (display, xrm_string, must_succeed) | |
08a90d6a | 4165 | Lisp_Object display, xrm_string, must_succeed; |
01f1ba30 | 4166 | { |
01f1ba30 | 4167 | unsigned char *xrm_option; |
b9dc4443 | 4168 | struct x_display_info *dpyinfo; |
01f1ba30 | 4169 | |
b7826503 | 4170 | CHECK_STRING (display); |
d387c960 | 4171 | if (! NILP (xrm_string)) |
b7826503 | 4172 | CHECK_STRING (xrm_string); |
01f1ba30 | 4173 | |
806048df RS |
4174 | if (! EQ (Vwindow_system, intern ("x"))) |
4175 | error ("Not using X Windows"); | |
4176 | ||
d387c960 | 4177 | if (! NILP (xrm_string)) |
d5db4077 | 4178 | xrm_option = (unsigned char *) SDATA (xrm_string); |
01f1ba30 JB |
4179 | else |
4180 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
4181 | |
4182 | validate_x_resource_name (); | |
4183 | ||
e1b1bee8 | 4184 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
4185 | This also initializes many symbols, such as those used for input. */ |
4186 | dpyinfo = x_term_init (display, xrm_option, | |
d5db4077 | 4187 | (char *) SDATA (Vx_resource_name)); |
f1c16f36 | 4188 | |
08a90d6a RS |
4189 | if (dpyinfo == 0) |
4190 | { | |
4191 | if (!NILP (must_succeed)) | |
10ffbc14 GM |
4192 | fatal ("Cannot connect to X server %s.\n\ |
4193 | Check the DISPLAY environment variable or use `-d'.\n\ | |
842a9389 JB |
4194 | Also use the `xauth' program to verify that you have the proper\n\ |
4195 | authorization information needed to connect the X server.\n\ | |
bf770132 | 4196 | An insecure way to solve the problem may be to use `xhost'.\n", |
d5db4077 | 4197 | SDATA (display)); |
08a90d6a | 4198 | else |
d5db4077 | 4199 | error ("Cannot connect to X server %s", SDATA (display)); |
08a90d6a RS |
4200 | } |
4201 | ||
b9dc4443 | 4202 | x_in_use = 1; |
01f1ba30 | 4203 | |
b9dc4443 | 4204 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
4205 | return Qnil; |
4206 | } | |
4207 | ||
08a90d6a RS |
4208 | DEFUN ("x-close-connection", Fx_close_connection, |
4209 | Sx_close_connection, 1, 1, 0, | |
7ee72033 | 4210 | doc: /* Close the connection to DISPLAY's X server. |
c061c855 | 4211 | For DISPLAY, specify either a frame or a display name (a string). |
7ee72033 MB |
4212 | If DISPLAY is nil, that stands for the selected frame's display. */) |
4213 | (display) | |
c061c855 | 4214 | Lisp_Object display; |
01f1ba30 | 4215 | { |
08a90d6a | 4216 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 4217 | int i; |
3457bc6e | 4218 | |
08a90d6a RS |
4219 | if (dpyinfo->reference_count > 0) |
4220 | error ("Display still has frames on it"); | |
01f1ba30 | 4221 | |
08a90d6a RS |
4222 | BLOCK_INPUT; |
4223 | /* Free the fonts in the font table. */ | |
4224 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
4225 | if (dpyinfo->font_table[i].name) |
4226 | { | |
333b20bb GM |
4227 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
4228 | } | |
4229 | ||
08a90d6a RS |
4230 | x_destroy_all_bitmaps (dpyinfo); |
4231 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
4232 | |
4233 | #ifdef USE_X_TOOLKIT | |
4234 | XtCloseDisplay (dpyinfo->display); | |
4235 | #else | |
08a90d6a | 4236 | XCloseDisplay (dpyinfo->display); |
82c90203 | 4237 | #endif |
08a90d6a RS |
4238 | |
4239 | x_delete_display (dpyinfo); | |
4240 | UNBLOCK_INPUT; | |
3457bc6e | 4241 | |
01f1ba30 JB |
4242 | return Qnil; |
4243 | } | |
4244 | ||
08a90d6a | 4245 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
7ee72033 MB |
4246 | doc: /* Return the list of display names that Emacs has connections to. */) |
4247 | () | |
08a90d6a RS |
4248 | { |
4249 | Lisp_Object tail, result; | |
4250 | ||
4251 | result = Qnil; | |
8e713be6 KR |
4252 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
4253 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
4254 | |
4255 | return result; | |
4256 | } | |
4257 | ||
4258 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
7ee72033 | 4259 | doc: /* If ON is non-nil, report X errors as soon as the erring request is made. |
c061c855 GM |
4260 | If ON is nil, allow buffering of requests. |
4261 | Turning on synchronization prohibits the Xlib routines from buffering | |
4262 | requests and seriously degrades performance, but makes debugging much | |
4263 | easier. | |
4264 | The optional second argument DISPLAY specifies which display to act on. | |
4265 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4266 | If DISPLAY is omitted or nil, that stands for the selected frame's display. */) |
4267 | (on, display) | |
08a90d6a | 4268 | Lisp_Object display, on; |
01f1ba30 | 4269 | { |
08a90d6a | 4270 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4271 | |
b9dc4443 | 4272 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
4273 | |
4274 | return Qnil; | |
4275 | } | |
4276 | ||
b9dc4443 | 4277 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
4278 | |
4279 | void | |
b9dc4443 RS |
4280 | x_sync (f) |
4281 | FRAME_PTR f; | |
6b7b1820 | 4282 | { |
4e87f4d2 | 4283 | BLOCK_INPUT; |
b9dc4443 | 4284 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 4285 | UNBLOCK_INPUT; |
6b7b1820 | 4286 | } |
333b20bb | 4287 | |
01f1ba30 | 4288 | \f |
3d8c3826 JD |
4289 | /*********************************************************************** |
4290 | General X functions exposed to Elisp. | |
4291 | ***********************************************************************/ | |
4292 | ||
4293 | DEFUN ("x-send-client-message", Fx_send_client_event, | |
4294 | Sx_send_client_message, 6, 6, 0, | |
4295 | doc: /* Send a client message of MESSAGE-TYPE to window DEST on DISPLAY. | |
4296 | ||
4297 | For DISPLAY, specify either a frame or a display name (a string). | |
4298 | If DISPLAY is nil, that stands for the selected frame's display. | |
4299 | DEST may be an integer, in which case it is a Window id. The value 0 may | |
4300 | be used to send to the root window of the DISPLAY. | |
4301 | If DEST is a frame the event is sent to the outer window of that frame. | |
4302 | Nil means the currently selected frame. | |
4303 | If DEST is the string "PointerWindow" the event is sent to the window that | |
4304 | contains the pointer. If DEST is the string "InputFocus" the event is | |
4305 | sent to the window that has the input focus. | |
4306 | FROM is the frame sending the event. Use nil for currently selected frame. | |
4307 | MESSAGE-TYPE is the name of an Atom as a string. | |
4308 | FORMAT must be one of 8, 16 or 32 and determines the size of the values in | |
4309 | bits. VALUES is a list of integer and/or strings containing the values to | |
4310 | send. If a value is a string, it is converted to an Atom and the value of | |
4311 | the Atom is sent. If more values than fits into the event is given, | |
4312 | the excessive values are ignored. */) | |
4313 | (display, dest, from, message_type, format, values) | |
4314 | Lisp_Object display, dest, from, message_type, format, values; | |
4315 | { | |
4316 | struct x_display_info *dpyinfo = check_x_display_info (display); | |
4317 | Window wdest; | |
4318 | XEvent event; | |
4319 | Lisp_Object cons; | |
4320 | int i; | |
4321 | int max_nr_values = (int) sizeof (event.xclient.data.b); | |
4322 | struct frame *f = check_x_frame (from); | |
4323 | ||
4324 | CHECK_STRING (message_type); | |
4325 | CHECK_NUMBER (format); | |
4326 | CHECK_CONS (values); | |
4327 | ||
4328 | for (cons = values; CONSP (cons); cons = XCDR (cons)) | |
4329 | { | |
4330 | Lisp_Object o = XCAR (cons); | |
4331 | ||
4332 | if (! INTEGERP (o) && ! STRINGP (o)) | |
4333 | error ("Bad data in VALUES, must be integer or string"); | |
4334 | } | |
4335 | ||
4336 | event.xclient.type = ClientMessage; | |
4337 | event.xclient.format = XFASTINT (format); | |
4338 | ||
4339 | if (event.xclient.format != 8 && event.xclient.format != 16 | |
4340 | && event.xclient.format != 32) | |
4341 | error ("FORMAT must be one of 8, 16 or 32"); | |
4342 | if (event.xclient.format == 16) max_nr_values /= 2; | |
4343 | if (event.xclient.format == 32) max_nr_values /= 4; | |
4344 | ||
4345 | if (FRAMEP (dest) || NILP (dest)) | |
4346 | { | |
4347 | struct frame *fdest = check_x_frame (dest); | |
4348 | wdest = FRAME_OUTER_WINDOW (fdest); | |
4349 | } | |
4350 | else if (STRINGP (dest)) | |
4351 | { | |
4352 | if (strcmp (SDATA (dest), "PointerWindow") == 0) | |
4353 | wdest = PointerWindow; | |
4354 | else if (strcmp (SDATA (dest), "InputFocus") == 0) | |
4355 | wdest = InputFocus; | |
4356 | else | |
4357 | error ("DEST as a string must be one of PointerWindow or InputFocus"); | |
4358 | } | |
4359 | else | |
4360 | { | |
4361 | CHECK_NUMBER (dest); | |
4362 | wdest = (Window) XFASTINT (dest); | |
4363 | if (wdest == 0) wdest = dpyinfo->root_window; | |
4364 | } | |
4365 | ||
4366 | BLOCK_INPUT; | |
4367 | for (cons = values, i = 0; | |
4368 | CONSP (cons) && i < max_nr_values; | |
4369 | cons = XCDR (cons), ++i) | |
4370 | { | |
4371 | Lisp_Object o = XCAR (cons); | |
4372 | long val; | |
3d8c3826 JD |
4373 | |
4374 | if (INTEGERP (o)) | |
4375 | val = XINT (o); | |
4376 | else if (STRINGP (o)) | |
6dc15d98 | 4377 | val = XInternAtom (dpyinfo->display, SDATA (o), False); |
3d8c3826 JD |
4378 | |
4379 | if (event.xclient.format == 8) | |
4380 | event.xclient.data.b[i] = (char) val; | |
4381 | else if (event.xclient.format == 16) | |
4382 | event.xclient.data.s[i] = (short) val; | |
4383 | else | |
4384 | event.xclient.data.l[i] = val; | |
4385 | } | |
4386 | ||
4387 | for ( ; i < max_nr_values; ++i) | |
4388 | if (event.xclient.format == 8) | |
4389 | event.xclient.data.b[i] = 0; | |
4390 | else if (event.xclient.format == 16) | |
4391 | event.xclient.data.s[i] = 0; | |
4392 | else | |
4393 | event.xclient.data.l[i] = 0; | |
4394 | ||
4395 | event.xclient.message_type | |
4396 | = XInternAtom (dpyinfo->display, SDATA (message_type), False); | |
4397 | event.xclient.display = dpyinfo->display; | |
4398 | event.xclient.window = FRAME_OUTER_WINDOW (f); | |
4399 | ||
4400 | XSendEvent (dpyinfo->display, wdest, False, 0xffff, &event); | |
4401 | ||
4402 | XFlush (dpyinfo->display); | |
4403 | UNBLOCK_INPUT; | |
4404 | ||
4405 | return Qnil; | |
4406 | } | |
4407 | \f | |
333b20bb GM |
4408 | /*********************************************************************** |
4409 | Image types | |
4410 | ***********************************************************************/ | |
f1c16f36 | 4411 | |
333b20bb GM |
4412 | /* Value is the number of elements of vector VECTOR. */ |
4413 | ||
4414 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
4415 | ||
4416 | /* List of supported image types. Use define_image_type to add new | |
4417 | types. Use lookup_image_type to find a type for a given symbol. */ | |
4418 | ||
4419 | static struct image_type *image_types; | |
4420 | ||
333b20bb GM |
4421 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ |
4422 | ||
4423 | Lisp_Object Qxbm; | |
4424 | ||
4425 | /* Keywords. */ | |
4426 | ||
0fe92f72 | 4427 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
77814035 KS |
4428 | extern Lisp_Object QCdata, QCtype; |
4429 | Lisp_Object QCascent, QCmargin, QCrelief; | |
d2dc8167 | 4430 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 4431 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
4432 | |
4433 | /* Other symbols. */ | |
4434 | ||
4a8e312c | 4435 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
4436 | |
4437 | /* Time in seconds after which images should be removed from the cache | |
4438 | if not displayed. */ | |
4439 | ||
fcf431dc | 4440 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
4441 | |
4442 | /* Function prototypes. */ | |
4443 | ||
4444 | static void define_image_type P_ ((struct image_type *type)); | |
4445 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
4446 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
4447 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 4448 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
4449 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
4450 | Lisp_Object)); | |
333b20bb GM |
4451 | |
4452 | ||
4453 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
4454 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
4455 | ||
4456 | static void | |
4457 | define_image_type (type) | |
4458 | struct image_type *type; | |
4459 | { | |
4460 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
4461 | The initialized data segment is read-only. */ | |
4462 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
4463 | bcopy (type, p, sizeof *p); | |
4464 | p->next = image_types; | |
4465 | image_types = p; | |
4466 | Vimage_types = Fcons (*p->type, Vimage_types); | |
4467 | } | |
4468 | ||
4469 | ||
4470 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
4471 | structure. Value is null if SYMBOL is not a known image type. */ | |
4472 | ||
4473 | static INLINE struct image_type * | |
4474 | lookup_image_type (symbol) | |
4475 | Lisp_Object symbol; | |
4476 | { | |
4477 | struct image_type *type; | |
4478 | ||
4479 | for (type = image_types; type; type = type->next) | |
4480 | if (EQ (symbol, *type->type)) | |
4481 | break; | |
4482 | ||
4483 | return type; | |
4484 | } | |
4485 | ||
4486 | ||
4487 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
4488 | valid image specification is a list whose car is the symbol | |
4489 | `image', and whose rest is a property list. The property list must | |
4490 | contain a value for key `:type'. That value must be the name of a | |
4491 | supported image type. The rest of the property list depends on the | |
4492 | image type. */ | |
4493 | ||
4494 | int | |
4495 | valid_image_p (object) | |
4496 | Lisp_Object object; | |
4497 | { | |
4498 | int valid_p = 0; | |
177c0ea7 | 4499 | |
15aa58c1 | 4500 | if (IMAGEP (object)) |
333b20bb | 4501 | { |
1783ffa2 GM |
4502 | Lisp_Object tem; |
4503 | ||
4504 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
4505 | if (EQ (XCAR (tem), QCtype)) | |
4506 | { | |
4507 | tem = XCDR (tem); | |
4508 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
4509 | { | |
4510 | struct image_type *type; | |
4511 | type = lookup_image_type (XCAR (tem)); | |
4512 | if (type) | |
4513 | valid_p = type->valid_p (object); | |
4514 | } | |
177c0ea7 | 4515 | |
1783ffa2 GM |
4516 | break; |
4517 | } | |
333b20bb GM |
4518 | } |
4519 | ||
4520 | return valid_p; | |
4521 | } | |
4522 | ||
4523 | ||
7ab1745f GM |
4524 | /* Log error message with format string FORMAT and argument ARG. |
4525 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
4526 | good idea because this would interrupt redisplay, and the error | |
4527 | message display would lead to another redisplay. This function | |
4528 | therefore simply displays a message. */ | |
333b20bb GM |
4529 | |
4530 | static void | |
4531 | image_error (format, arg1, arg2) | |
4532 | char *format; | |
4533 | Lisp_Object arg1, arg2; | |
4534 | { | |
7ab1745f | 4535 | add_to_log (format, arg1, arg2); |
333b20bb GM |
4536 | } |
4537 | ||
4538 | ||
4539 | \f | |
4540 | /*********************************************************************** | |
4541 | Image specifications | |
4542 | ***********************************************************************/ | |
4543 | ||
4544 | enum image_value_type | |
4545 | { | |
4546 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
4547 | IMAGE_STRING_VALUE, | |
6f1be3b9 | 4548 | IMAGE_STRING_OR_NIL_VALUE, |
333b20bb GM |
4549 | IMAGE_SYMBOL_VALUE, |
4550 | IMAGE_POSITIVE_INTEGER_VALUE, | |
3ed61e75 | 4551 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
333b20bb | 4552 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
7c7ff7f5 | 4553 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
4554 | IMAGE_INTEGER_VALUE, |
4555 | IMAGE_FUNCTION_VALUE, | |
4556 | IMAGE_NUMBER_VALUE, | |
4557 | IMAGE_BOOL_VALUE | |
4558 | }; | |
4559 | ||
4560 | /* Structure used when parsing image specifications. */ | |
4561 | ||
4562 | struct image_keyword | |
4563 | { | |
4564 | /* Name of keyword. */ | |
4565 | char *name; | |
4566 | ||
4567 | /* The type of value allowed. */ | |
4568 | enum image_value_type type; | |
4569 | ||
4570 | /* Non-zero means key must be present. */ | |
4571 | int mandatory_p; | |
4572 | ||
4573 | /* Used to recognize duplicate keywords in a property list. */ | |
4574 | int count; | |
4575 | ||
4576 | /* The value that was found. */ | |
4577 | Lisp_Object value; | |
4578 | }; | |
4579 | ||
4580 | ||
bfd2209f GM |
4581 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
4582 | int, Lisp_Object)); | |
333b20bb GM |
4583 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
4584 | ||
4585 | ||
4586 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
4587 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
4588 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
4589 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 4590 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
4591 | |
4592 | static int | |
bfd2209f | 4593 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
4594 | Lisp_Object spec; |
4595 | struct image_keyword *keywords; | |
4596 | int nkeywords; | |
4597 | Lisp_Object type; | |
333b20bb GM |
4598 | { |
4599 | int i; | |
4600 | Lisp_Object plist; | |
4601 | ||
15aa58c1 | 4602 | if (!IMAGEP (spec)) |
333b20bb GM |
4603 | return 0; |
4604 | ||
4605 | plist = XCDR (spec); | |
4606 | while (CONSP (plist)) | |
4607 | { | |
4608 | Lisp_Object key, value; | |
4609 | ||
4610 | /* First element of a pair must be a symbol. */ | |
4611 | key = XCAR (plist); | |
4612 | plist = XCDR (plist); | |
4613 | if (!SYMBOLP (key)) | |
4614 | return 0; | |
4615 | ||
4616 | /* There must follow a value. */ | |
4617 | if (!CONSP (plist)) | |
4618 | return 0; | |
4619 | value = XCAR (plist); | |
4620 | plist = XCDR (plist); | |
4621 | ||
4622 | /* Find key in KEYWORDS. Error if not found. */ | |
4623 | for (i = 0; i < nkeywords; ++i) | |
d5db4077 | 4624 | if (strcmp (keywords[i].name, SDATA (SYMBOL_NAME (key))) == 0) |
333b20bb GM |
4625 | break; |
4626 | ||
4627 | if (i == nkeywords) | |
bfd2209f | 4628 | continue; |
333b20bb GM |
4629 | |
4630 | /* Record that we recognized the keyword. If a keywords | |
4631 | was found more than once, it's an error. */ | |
4632 | keywords[i].value = value; | |
4633 | ++keywords[i].count; | |
177c0ea7 | 4634 | |
333b20bb GM |
4635 | if (keywords[i].count > 1) |
4636 | return 0; | |
4637 | ||
4638 | /* Check type of value against allowed type. */ | |
4639 | switch (keywords[i].type) | |
4640 | { | |
4641 | case IMAGE_STRING_VALUE: | |
4642 | if (!STRINGP (value)) | |
4643 | return 0; | |
4644 | break; | |
4645 | ||
6f1be3b9 GM |
4646 | case IMAGE_STRING_OR_NIL_VALUE: |
4647 | if (!STRINGP (value) && !NILP (value)) | |
4648 | return 0; | |
4649 | break; | |
4650 | ||
333b20bb GM |
4651 | case IMAGE_SYMBOL_VALUE: |
4652 | if (!SYMBOLP (value)) | |
4653 | return 0; | |
4654 | break; | |
4655 | ||
4656 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
4657 | if (!INTEGERP (value) || XINT (value) <= 0) | |
4658 | return 0; | |
4659 | break; | |
4660 | ||
3ed61e75 GM |
4661 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
4662 | if (INTEGERP (value) && XINT (value) >= 0) | |
4663 | break; | |
4664 | if (CONSP (value) | |
4665 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
4666 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
4667 | break; | |
4668 | return 0; | |
4669 | ||
7c7ff7f5 GM |
4670 | case IMAGE_ASCENT_VALUE: |
4671 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
4672 | break; | |
4673 | else if (INTEGERP (value) | |
4674 | && XINT (value) >= 0 | |
4675 | && XINT (value) <= 100) | |
4676 | break; | |
4677 | return 0; | |
177c0ea7 | 4678 | |
333b20bb GM |
4679 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
4680 | if (!INTEGERP (value) || XINT (value) < 0) | |
4681 | return 0; | |
4682 | break; | |
4683 | ||
4684 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
4685 | break; | |
4686 | ||
4687 | case IMAGE_FUNCTION_VALUE: | |
4688 | value = indirect_function (value); | |
177c0ea7 | 4689 | if (SUBRP (value) |
333b20bb GM |
4690 | || COMPILEDP (value) |
4691 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
4692 | break; | |
4693 | return 0; | |
4694 | ||
4695 | case IMAGE_NUMBER_VALUE: | |
4696 | if (!INTEGERP (value) && !FLOATP (value)) | |
4697 | return 0; | |
4698 | break; | |
4699 | ||
4700 | case IMAGE_INTEGER_VALUE: | |
4701 | if (!INTEGERP (value)) | |
4702 | return 0; | |
4703 | break; | |
4704 | ||
4705 | case IMAGE_BOOL_VALUE: | |
4706 | if (!NILP (value) && !EQ (value, Qt)) | |
4707 | return 0; | |
4708 | break; | |
4709 | ||
4710 | default: | |
4711 | abort (); | |
4712 | break; | |
4713 | } | |
4714 | ||
4715 | if (EQ (key, QCtype) && !EQ (type, value)) | |
4716 | return 0; | |
4717 | } | |
4718 | ||
4719 | /* Check that all mandatory fields are present. */ | |
4720 | for (i = 0; i < nkeywords; ++i) | |
4721 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
4722 | return 0; | |
4723 | ||
4724 | return NILP (plist); | |
4725 | } | |
4726 | ||
4727 | ||
4728 | /* Return the value of KEY in image specification SPEC. Value is nil | |
4729 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
4730 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
4731 | ||
4732 | static Lisp_Object | |
4733 | image_spec_value (spec, key, found) | |
4734 | Lisp_Object spec, key; | |
4735 | int *found; | |
4736 | { | |
4737 | Lisp_Object tail; | |
177c0ea7 | 4738 | |
333b20bb GM |
4739 | xassert (valid_image_p (spec)); |
4740 | ||
4741 | for (tail = XCDR (spec); | |
4742 | CONSP (tail) && CONSP (XCDR (tail)); | |
4743 | tail = XCDR (XCDR (tail))) | |
4744 | { | |
4745 | if (EQ (XCAR (tail), key)) | |
4746 | { | |
4747 | if (found) | |
4748 | *found = 1; | |
4749 | return XCAR (XCDR (tail)); | |
4750 | } | |
4751 | } | |
177c0ea7 | 4752 | |
333b20bb GM |
4753 | if (found) |
4754 | *found = 0; | |
4755 | return Qnil; | |
4756 | } | |
177c0ea7 | 4757 | |
333b20bb | 4758 | |
42677916 | 4759 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
7ee72033 | 4760 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). |
c061c855 GM |
4761 | PIXELS non-nil means return the size in pixels, otherwise return the |
4762 | size in canonical character units. | |
4763 | FRAME is the frame on which the image will be displayed. FRAME nil | |
7ee72033 MB |
4764 | or omitted means use the selected frame. */) |
4765 | (spec, pixels, frame) | |
42677916 GM |
4766 | Lisp_Object spec, pixels, frame; |
4767 | { | |
4768 | Lisp_Object size; | |
4769 | ||
4770 | size = Qnil; | |
4771 | if (valid_image_p (spec)) | |
4772 | { | |
4773 | struct frame *f = check_x_frame (frame); | |
83676598 | 4774 | int id = lookup_image (f, spec); |
42677916 | 4775 | struct image *img = IMAGE_FROM_ID (f, id); |
3ed61e75 GM |
4776 | int width = img->width + 2 * img->hmargin; |
4777 | int height = img->height + 2 * img->vmargin; | |
177c0ea7 | 4778 | |
42677916 | 4779 | if (NILP (pixels)) |
be786000 KS |
4780 | size = Fcons (make_float ((double) width / FRAME_COLUMN_WIDTH (f)), |
4781 | make_float ((double) height / FRAME_LINE_HEIGHT (f))); | |
42677916 GM |
4782 | else |
4783 | size = Fcons (make_number (width), make_number (height)); | |
4784 | } | |
4785 | else | |
4786 | error ("Invalid image specification"); | |
4787 | ||
4788 | return size; | |
4789 | } | |
4790 | ||
333b20bb | 4791 | |
b243755a | 4792 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
7ee72033 | 4793 | doc: /* Return t if image SPEC has a mask bitmap. |
c061c855 | 4794 | FRAME is the frame on which the image will be displayed. FRAME nil |
7ee72033 MB |
4795 | or omitted means use the selected frame. */) |
4796 | (spec, frame) | |
b243755a GM |
4797 | Lisp_Object spec, frame; |
4798 | { | |
4799 | Lisp_Object mask; | |
4800 | ||
4801 | mask = Qnil; | |
4802 | if (valid_image_p (spec)) | |
4803 | { | |
4804 | struct frame *f = check_x_frame (frame); | |
83676598 | 4805 | int id = lookup_image (f, spec); |
b243755a GM |
4806 | struct image *img = IMAGE_FROM_ID (f, id); |
4807 | if (img->mask) | |
4808 | mask = Qt; | |
4809 | } | |
4810 | else | |
4811 | error ("Invalid image specification"); | |
4812 | ||
4813 | return mask; | |
4814 | } | |
4815 | ||
4816 | ||
333b20bb GM |
4817 | \f |
4818 | /*********************************************************************** | |
4819 | Image type independent image structures | |
4820 | ***********************************************************************/ | |
4821 | ||
4822 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
4823 | static void free_image P_ ((struct frame *f, struct image *img)); | |
4824 | ||
4825 | ||
4826 | /* Allocate and return a new image structure for image specification | |
4827 | SPEC. SPEC has a hash value of HASH. */ | |
4828 | ||
4829 | static struct image * | |
4830 | make_image (spec, hash) | |
4831 | Lisp_Object spec; | |
4832 | unsigned hash; | |
4833 | { | |
4834 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
177c0ea7 | 4835 | |
333b20bb GM |
4836 | xassert (valid_image_p (spec)); |
4837 | bzero (img, sizeof *img); | |
4838 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
4839 | xassert (img->type != NULL); | |
4840 | img->spec = spec; | |
4841 | img->data.lisp_val = Qnil; | |
4842 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
4843 | img->hash = hash; | |
4844 | return img; | |
4845 | } | |
4846 | ||
4847 | ||
4848 | /* Free image IMG which was used on frame F, including its resources. */ | |
4849 | ||
4850 | static void | |
4851 | free_image (f, img) | |
4852 | struct frame *f; | |
4853 | struct image *img; | |
4854 | { | |
4855 | if (img) | |
4856 | { | |
4857 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
4858 | ||
4859 | /* Remove IMG from the hash table of its cache. */ | |
4860 | if (img->prev) | |
4861 | img->prev->next = img->next; | |
4862 | else | |
4863 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
4864 | ||
4865 | if (img->next) | |
4866 | img->next->prev = img->prev; | |
4867 | ||
4868 | c->images[img->id] = NULL; | |
4869 | ||
4870 | /* Free resources, then free IMG. */ | |
4871 | img->type->free (f, img); | |
4872 | xfree (img); | |
4873 | } | |
4874 | } | |
4875 | ||
4876 | ||
4877 | /* Prepare image IMG for display on frame F. Must be called before | |
4878 | drawing an image. */ | |
4879 | ||
4880 | void | |
4881 | prepare_image_for_display (f, img) | |
4882 | struct frame *f; | |
4883 | struct image *img; | |
4884 | { | |
4885 | EMACS_TIME t; | |
4886 | ||
4887 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
4888 | EMACS_GET_TIME (t); | |
4889 | img->timestamp = EMACS_SECS (t); | |
4890 | ||
4891 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
4892 | type dependent loader function. */ | |
dd00328a | 4893 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 4894 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb | 4895 | } |
177c0ea7 | 4896 | |
333b20bb | 4897 | |
7c7ff7f5 GM |
4898 | /* Value is the number of pixels for the ascent of image IMG when |
4899 | drawn in face FACE. */ | |
4900 | ||
4901 | int | |
4902 | image_ascent (img, face) | |
4903 | struct image *img; | |
4904 | struct face *face; | |
4905 | { | |
3ed61e75 | 4906 | int height = img->height + img->vmargin; |
7c7ff7f5 GM |
4907 | int ascent; |
4908 | ||
4909 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
4910 | { | |
4911 | if (face->font) | |
3694cb3f MB |
4912 | /* This expression is arranged so that if the image can't be |
4913 | exactly centered, it will be moved slightly up. This is | |
4914 | because a typical font is `top-heavy' (due to the presence | |
4915 | uppercase letters), so the image placement should err towards | |
4916 | being top-heavy too. It also just generally looks better. */ | |
4917 | ascent = (height + face->font->ascent - face->font->descent + 1) / 2; | |
7c7ff7f5 GM |
4918 | else |
4919 | ascent = height / 2; | |
4920 | } | |
4921 | else | |
4922 | ascent = height * img->ascent / 100.0; | |
4923 | ||
4924 | return ascent; | |
4925 | } | |
4926 | ||
f20a3b7a MB |
4927 | \f |
4928 | /* Image background colors. */ | |
4929 | ||
4930 | static unsigned long | |
4931 | four_corners_best (ximg, width, height) | |
4932 | XImage *ximg; | |
4933 | unsigned long width, height; | |
4934 | { | |
b350c2e5 GM |
4935 | unsigned long corners[4], best; |
4936 | int i, best_count; | |
f20a3b7a | 4937 | |
b350c2e5 GM |
4938 | /* Get the colors at the corners of ximg. */ |
4939 | corners[0] = XGetPixel (ximg, 0, 0); | |
4940 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
4941 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
4942 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
f20a3b7a | 4943 | |
b350c2e5 GM |
4944 | /* Choose the most frequently found color as background. */ |
4945 | for (i = best_count = 0; i < 4; ++i) | |
4946 | { | |
4947 | int j, n; | |
177c0ea7 | 4948 | |
b350c2e5 GM |
4949 | for (j = n = 0; j < 4; ++j) |
4950 | if (corners[i] == corners[j]) | |
4951 | ++n; | |
f20a3b7a | 4952 | |
b350c2e5 GM |
4953 | if (n > best_count) |
4954 | best = corners[i], best_count = n; | |
4955 | } | |
f20a3b7a | 4956 | |
b350c2e5 | 4957 | return best; |
f20a3b7a MB |
4958 | } |
4959 | ||
4960 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
4961 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
4962 | object to use for the heuristic. */ | |
4963 | ||
4964 | unsigned long | |
4965 | image_background (img, f, ximg) | |
4966 | struct image *img; | |
4967 | struct frame *f; | |
4968 | XImage *ximg; | |
4969 | { | |
4970 | if (! img->background_valid) | |
4971 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
4972 | { | |
4973 | int free_ximg = !ximg; | |
4974 | ||
4975 | if (! ximg) | |
4976 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
4977 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
4978 | ||
4979 | img->background = four_corners_best (ximg, img->width, img->height); | |
4980 | ||
4981 | if (free_ximg) | |
4982 | XDestroyImage (ximg); | |
4983 | ||
4984 | img->background_valid = 1; | |
4985 | } | |
4986 | ||
4987 | return img->background; | |
4988 | } | |
4989 | ||
4990 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
4991 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
4992 | existing XImage object to use for the heuristic. */ | |
4993 | ||
4994 | int | |
4995 | image_background_transparent (img, f, mask) | |
4996 | struct image *img; | |
4997 | struct frame *f; | |
4998 | XImage *mask; | |
4999 | { | |
5000 | if (! img->background_transparent_valid) | |
5001 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
5002 | { | |
5003 | if (img->mask) | |
5004 | { | |
5005 | int free_mask = !mask; | |
5006 | ||
5007 | if (! mask) | |
5008 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
5009 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
5010 | ||
5011 | img->background_transparent | |
5012 | = !four_corners_best (mask, img->width, img->height); | |
5013 | ||
5014 | if (free_mask) | |
5015 | XDestroyImage (mask); | |
5016 | } | |
5017 | else | |
5018 | img->background_transparent = 0; | |
5019 | ||
5020 | img->background_transparent_valid = 1; | |
5021 | } | |
5022 | ||
5023 | return img->background_transparent; | |
5024 | } | |
7c7ff7f5 | 5025 | |
333b20bb GM |
5026 | \f |
5027 | /*********************************************************************** | |
5028 | Helper functions for X image types | |
5029 | ***********************************************************************/ | |
5030 | ||
dd00328a GM |
5031 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
5032 | int, int)); | |
333b20bb GM |
5033 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
5034 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
5035 | struct image *img, | |
5036 | Lisp_Object color_name, | |
5037 | unsigned long dflt)); | |
5038 | ||
dd00328a GM |
5039 | |
5040 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
5041 | free the pixmap if any. MASK_P non-zero means clear the mask | |
5042 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
5043 | the image, if any. */ | |
333b20bb GM |
5044 | |
5045 | static void | |
dd00328a | 5046 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
5047 | struct frame *f; |
5048 | struct image *img; | |
dd00328a | 5049 | int pixmap_p, mask_p, colors_p; |
333b20bb | 5050 | { |
dd00328a | 5051 | if (pixmap_p && img->pixmap) |
333b20bb | 5052 | { |
333b20bb | 5053 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 5054 | img->pixmap = None; |
f20a3b7a | 5055 | img->background_valid = 0; |
f4779de9 GM |
5056 | } |
5057 | ||
dd00328a | 5058 | if (mask_p && img->mask) |
f4779de9 GM |
5059 | { |
5060 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 5061 | img->mask = None; |
f20a3b7a | 5062 | img->background_transparent_valid = 0; |
333b20bb | 5063 | } |
177c0ea7 | 5064 | |
dd00328a | 5065 | if (colors_p && img->ncolors) |
333b20bb | 5066 | { |
462d5d40 | 5067 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
5068 | xfree (img->colors); |
5069 | img->colors = NULL; | |
5070 | img->ncolors = 0; | |
5071 | } | |
dd00328a GM |
5072 | } |
5073 | ||
5074 | /* Free X resources of image IMG which is used on frame F. */ | |
5075 | ||
5076 | static void | |
5077 | x_clear_image (f, img) | |
5078 | struct frame *f; | |
5079 | struct image *img; | |
5080 | { | |
5081 | BLOCK_INPUT; | |
5082 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 5083 | UNBLOCK_INPUT; |
333b20bb GM |
5084 | } |
5085 | ||
5086 | ||
5087 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
5088 | cannot be allocated, use DFLT. Add a newly allocated color to | |
5089 | IMG->colors, so that it can be freed again. Value is the pixel | |
5090 | color. */ | |
5091 | ||
5092 | static unsigned long | |
5093 | x_alloc_image_color (f, img, color_name, dflt) | |
5094 | struct frame *f; | |
5095 | struct image *img; | |
5096 | Lisp_Object color_name; | |
5097 | unsigned long dflt; | |
5098 | { | |
5099 | XColor color; | |
5100 | unsigned long result; | |
5101 | ||
5102 | xassert (STRINGP (color_name)); | |
5103 | ||
d5db4077 | 5104 | if (x_defined_color (f, SDATA (color_name), &color, 1)) |
333b20bb GM |
5105 | { |
5106 | /* This isn't called frequently so we get away with simply | |
5107 | reallocating the color vector to the needed size, here. */ | |
5108 | ++img->ncolors; | |
5109 | img->colors = | |
5110 | (unsigned long *) xrealloc (img->colors, | |
5111 | img->ncolors * sizeof *img->colors); | |
5112 | img->colors[img->ncolors - 1] = color.pixel; | |
5113 | result = color.pixel; | |
5114 | } | |
5115 | else | |
5116 | result = dflt; | |
5117 | ||
5118 | return result; | |
5119 | } | |
5120 | ||
5121 | ||
5122 | \f | |
5123 | /*********************************************************************** | |
5124 | Image Cache | |
5125 | ***********************************************************************/ | |
5126 | ||
5127 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
ad18ffb1 | 5128 | static void postprocess_image P_ ((struct frame *, struct image *)); |
333b20bb GM |
5129 | |
5130 | ||
5131 | /* Return a new, initialized image cache that is allocated from the | |
5132 | heap. Call free_image_cache to free an image cache. */ | |
5133 | ||
5134 | struct image_cache * | |
5135 | make_image_cache () | |
5136 | { | |
5137 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
5138 | int size; | |
177c0ea7 | 5139 | |
333b20bb GM |
5140 | bzero (c, sizeof *c); |
5141 | c->size = 50; | |
5142 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
5143 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
5144 | c->buckets = (struct image **) xmalloc (size); | |
5145 | bzero (c->buckets, size); | |
5146 | return c; | |
5147 | } | |
5148 | ||
5149 | ||
5150 | /* Free image cache of frame F. Be aware that X frames share images | |
5151 | caches. */ | |
5152 | ||
5153 | void | |
5154 | free_image_cache (f) | |
5155 | struct frame *f; | |
5156 | { | |
5157 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5158 | if (c) | |
5159 | { | |
5160 | int i; | |
5161 | ||
5162 | /* Cache should not be referenced by any frame when freed. */ | |
5163 | xassert (c->refcount == 0); | |
177c0ea7 | 5164 | |
333b20bb GM |
5165 | for (i = 0; i < c->used; ++i) |
5166 | free_image (f, c->images[i]); | |
5167 | xfree (c->images); | |
333b20bb | 5168 | xfree (c->buckets); |
e3130015 | 5169 | xfree (c); |
333b20bb GM |
5170 | FRAME_X_IMAGE_CACHE (f) = NULL; |
5171 | } | |
5172 | } | |
5173 | ||
5174 | ||
5175 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
5176 | images. FORCE_P zero means clear only images that haven't been | |
5177 | displayed for some time. Should be called from time to time to | |
5178 | reduce the number of loaded images. If image-eviction-seconds is | |
5179 | non-nil, this frees images in the cache which weren't displayed for | |
5180 | at least that many seconds. */ | |
5181 | ||
5182 | void | |
5183 | clear_image_cache (f, force_p) | |
5184 | struct frame *f; | |
5185 | int force_p; | |
5186 | { | |
5187 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5188 | ||
83676598 | 5189 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
5190 | { |
5191 | EMACS_TIME t; | |
5192 | unsigned long old; | |
f4779de9 | 5193 | int i, nfreed; |
333b20bb GM |
5194 | |
5195 | EMACS_GET_TIME (t); | |
fcf431dc | 5196 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
5197 | |
5198 | /* Block input so that we won't be interrupted by a SIGIO | |
5199 | while being in an inconsistent state. */ | |
5200 | BLOCK_INPUT; | |
177c0ea7 | 5201 | |
f4779de9 | 5202 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
5203 | { |
5204 | struct image *img = c->images[i]; | |
5205 | if (img != NULL | |
f4779de9 | 5206 | && (force_p || img->timestamp < old)) |
333b20bb GM |
5207 | { |
5208 | free_image (f, img); | |
f4779de9 | 5209 | ++nfreed; |
333b20bb GM |
5210 | } |
5211 | } | |
5212 | ||
5213 | /* We may be clearing the image cache because, for example, | |
5214 | Emacs was iconified for a longer period of time. In that | |
5215 | case, current matrices may still contain references to | |
5216 | images freed above. So, clear these matrices. */ | |
f4779de9 | 5217 | if (nfreed) |
333b20bb | 5218 | { |
f4779de9 | 5219 | Lisp_Object tail, frame; |
177c0ea7 | 5220 | |
f4779de9 GM |
5221 | FOR_EACH_FRAME (tail, frame) |
5222 | { | |
5223 | struct frame *f = XFRAME (frame); | |
5224 | if (FRAME_X_P (f) | |
5225 | && FRAME_X_IMAGE_CACHE (f) == c) | |
83676598 | 5226 | clear_current_matrices (f); |
f4779de9 GM |
5227 | } |
5228 | ||
333b20bb GM |
5229 | ++windows_or_buffers_changed; |
5230 | } | |
f4779de9 GM |
5231 | |
5232 | UNBLOCK_INPUT; | |
333b20bb GM |
5233 | } |
5234 | } | |
5235 | ||
5236 | ||
5237 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
5238 | 0, 1, 0, | |
7ee72033 | 5239 | doc: /* Clear the image cache of FRAME. |
c061c855 | 5240 | FRAME nil or omitted means use the selected frame. |
7ee72033 MB |
5241 | FRAME t means clear the image caches of all frames. */) |
5242 | (frame) | |
333b20bb GM |
5243 | Lisp_Object frame; |
5244 | { | |
5245 | if (EQ (frame, Qt)) | |
5246 | { | |
5247 | Lisp_Object tail; | |
177c0ea7 | 5248 | |
333b20bb GM |
5249 | FOR_EACH_FRAME (tail, frame) |
5250 | if (FRAME_X_P (XFRAME (frame))) | |
5251 | clear_image_cache (XFRAME (frame), 1); | |
5252 | } | |
5253 | else | |
5254 | clear_image_cache (check_x_frame (frame), 1); | |
5255 | ||
5256 | return Qnil; | |
5257 | } | |
5258 | ||
5259 | ||
ad18ffb1 GM |
5260 | /* Compute masks and transform image IMG on frame F, as specified |
5261 | by the image's specification, */ | |
5262 | ||
5263 | static void | |
5264 | postprocess_image (f, img) | |
5265 | struct frame *f; | |
5266 | struct image *img; | |
5267 | { | |
5268 | /* Manipulation of the image's mask. */ | |
5269 | if (img->pixmap) | |
5270 | { | |
5271 | Lisp_Object conversion, spec; | |
5272 | Lisp_Object mask; | |
5273 | ||
5274 | spec = img->spec; | |
177c0ea7 | 5275 | |
ad18ffb1 GM |
5276 | /* `:heuristic-mask t' |
5277 | `:mask heuristic' | |
5278 | means build a mask heuristically. | |
5279 | `:heuristic-mask (R G B)' | |
5280 | `:mask (heuristic (R G B))' | |
5281 | means build a mask from color (R G B) in the | |
5282 | image. | |
5283 | `:mask nil' | |
5284 | means remove a mask, if any. */ | |
177c0ea7 | 5285 | |
ad18ffb1 GM |
5286 | mask = image_spec_value (spec, QCheuristic_mask, NULL); |
5287 | if (!NILP (mask)) | |
5288 | x_build_heuristic_mask (f, img, mask); | |
5289 | else | |
5290 | { | |
5291 | int found_p; | |
177c0ea7 | 5292 | |
ad18ffb1 | 5293 | mask = image_spec_value (spec, QCmask, &found_p); |
177c0ea7 | 5294 | |
ad18ffb1 GM |
5295 | if (EQ (mask, Qheuristic)) |
5296 | x_build_heuristic_mask (f, img, Qt); | |
5297 | else if (CONSP (mask) | |
5298 | && EQ (XCAR (mask), Qheuristic)) | |
5299 | { | |
5300 | if (CONSP (XCDR (mask))) | |
5301 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
5302 | else | |
5303 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
5304 | } | |
5305 | else if (NILP (mask) && found_p && img->mask) | |
5306 | { | |
5307 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
5308 | img->mask = None; | |
5309 | } | |
5310 | } | |
177c0ea7 JB |
5311 | |
5312 | ||
ad18ffb1 GM |
5313 | /* Should we apply an image transformation algorithm? */ |
5314 | conversion = image_spec_value (spec, QCconversion, NULL); | |
5315 | if (EQ (conversion, Qdisabled)) | |
5316 | x_disable_image (f, img); | |
5317 | else if (EQ (conversion, Qlaplace)) | |
5318 | x_laplace (f, img); | |
5319 | else if (EQ (conversion, Qemboss)) | |
5320 | x_emboss (f, img); | |
5321 | else if (CONSP (conversion) | |
5322 | && EQ (XCAR (conversion), Qedge_detection)) | |
5323 | { | |
5324 | Lisp_Object tem; | |
5325 | tem = XCDR (conversion); | |
5326 | if (CONSP (tem)) | |
5327 | x_edge_detection (f, img, | |
5328 | Fplist_get (tem, QCmatrix), | |
5329 | Fplist_get (tem, QCcolor_adjustment)); | |
5330 | } | |
5331 | } | |
5332 | } | |
5333 | ||
5334 | ||
333b20bb | 5335 | /* Return the id of image with Lisp specification SPEC on frame F. |
83676598 | 5336 | SPEC must be a valid Lisp image specification (see valid_image_p). */ |
333b20bb GM |
5337 | |
5338 | int | |
83676598 | 5339 | lookup_image (f, spec) |
333b20bb GM |
5340 | struct frame *f; |
5341 | Lisp_Object spec; | |
5342 | { | |
5343 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5344 | struct image *img; | |
5345 | int i; | |
5346 | unsigned hash; | |
5347 | struct gcpro gcpro1; | |
4f7ca1f1 | 5348 | EMACS_TIME now; |
333b20bb GM |
5349 | |
5350 | /* F must be a window-system frame, and SPEC must be a valid image | |
5351 | specification. */ | |
5352 | xassert (FRAME_WINDOW_P (f)); | |
5353 | xassert (valid_image_p (spec)); | |
177c0ea7 | 5354 | |
333b20bb GM |
5355 | GCPRO1 (spec); |
5356 | ||
5357 | /* Look up SPEC in the hash table of the image cache. */ | |
5358 | hash = sxhash (spec, 0); | |
5359 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5360 | ||
5361 | for (img = c->buckets[i]; img; img = img->next) | |
5362 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
5363 | break; | |
5364 | ||
5365 | /* If not found, create a new image and cache it. */ | |
5366 | if (img == NULL) | |
5367 | { | |
ad18ffb1 | 5368 | extern Lisp_Object Qpostscript; |
177c0ea7 | 5369 | |
28c7826c | 5370 | BLOCK_INPUT; |
333b20bb GM |
5371 | img = make_image (spec, hash); |
5372 | cache_image (f, img); | |
83676598 | 5373 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5374 | |
5375 | /* If we can't load the image, and we don't have a width and | |
5376 | height, use some arbitrary width and height so that we can | |
5377 | draw a rectangle for it. */ | |
83676598 | 5378 | if (img->load_failed_p) |
333b20bb GM |
5379 | { |
5380 | Lisp_Object value; | |
5381 | ||
5382 | value = image_spec_value (spec, QCwidth, NULL); | |
5383 | img->width = (INTEGERP (value) | |
5384 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
5385 | value = image_spec_value (spec, QCheight, NULL); | |
5386 | img->height = (INTEGERP (value) | |
5387 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
5388 | } | |
5389 | else | |
5390 | { | |
5391 | /* Handle image type independent image attributes | |
f20a3b7a MB |
5392 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
5393 | `:background COLOR'. */ | |
5394 | Lisp_Object ascent, margin, relief, bg; | |
333b20bb GM |
5395 | |
5396 | ascent = image_spec_value (spec, QCascent, NULL); | |
5397 | if (INTEGERP (ascent)) | |
5398 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
5399 | else if (EQ (ascent, Qcenter)) |
5400 | img->ascent = CENTERED_IMAGE_ASCENT; | |
177c0ea7 | 5401 | |
333b20bb GM |
5402 | margin = image_spec_value (spec, QCmargin, NULL); |
5403 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
3ed61e75 GM |
5404 | img->vmargin = img->hmargin = XFASTINT (margin); |
5405 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
5406 | && INTEGERP (XCDR (margin))) | |
5407 | { | |
5408 | if (XINT (XCAR (margin)) > 0) | |
5409 | img->hmargin = XFASTINT (XCAR (margin)); | |
5410 | if (XINT (XCDR (margin)) > 0) | |
5411 | img->vmargin = XFASTINT (XCDR (margin)); | |
5412 | } | |
177c0ea7 | 5413 | |
333b20bb GM |
5414 | relief = image_spec_value (spec, QCrelief, NULL); |
5415 | if (INTEGERP (relief)) | |
5416 | { | |
5417 | img->relief = XINT (relief); | |
3ed61e75 GM |
5418 | img->hmargin += abs (img->relief); |
5419 | img->vmargin += abs (img->relief); | |
333b20bb GM |
5420 | } |
5421 | ||
f20a3b7a MB |
5422 | if (! img->background_valid) |
5423 | { | |
5424 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
5425 | if (!NILP (bg)) | |
5426 | { | |
5427 | img->background | |
5428 | = x_alloc_image_color (f, img, bg, | |
5429 | FRAME_BACKGROUND_PIXEL (f)); | |
5430 | img->background_valid = 1; | |
5431 | } | |
5432 | } | |
5433 | ||
ad18ffb1 GM |
5434 | /* Do image transformations and compute masks, unless we |
5435 | don't have the image yet. */ | |
5436 | if (!EQ (*img->type->type, Qpostscript)) | |
5437 | postprocess_image (f, img); | |
333b20bb | 5438 | } |
dd00328a | 5439 | |
28c7826c GM |
5440 | UNBLOCK_INPUT; |
5441 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
5442 | } |
5443 | ||
4f7ca1f1 GM |
5444 | /* We're using IMG, so set its timestamp to `now'. */ |
5445 | EMACS_GET_TIME (now); | |
5446 | img->timestamp = EMACS_SECS (now); | |
177c0ea7 | 5447 | |
333b20bb | 5448 | UNGCPRO; |
177c0ea7 | 5449 | |
333b20bb GM |
5450 | /* Value is the image id. */ |
5451 | return img->id; | |
5452 | } | |
5453 | ||
5454 | ||
5455 | /* Cache image IMG in the image cache of frame F. */ | |
5456 | ||
5457 | static void | |
5458 | cache_image (f, img) | |
5459 | struct frame *f; | |
5460 | struct image *img; | |
5461 | { | |
5462 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5463 | int i; | |
5464 | ||
5465 | /* Find a free slot in c->images. */ | |
5466 | for (i = 0; i < c->used; ++i) | |
5467 | if (c->images[i] == NULL) | |
5468 | break; | |
5469 | ||
5470 | /* If no free slot found, maybe enlarge c->images. */ | |
5471 | if (i == c->used && c->used == c->size) | |
5472 | { | |
5473 | c->size *= 2; | |
5474 | c->images = (struct image **) xrealloc (c->images, | |
5475 | c->size * sizeof *c->images); | |
5476 | } | |
5477 | ||
5478 | /* Add IMG to c->images, and assign IMG an id. */ | |
5479 | c->images[i] = img; | |
5480 | img->id = i; | |
5481 | if (i == c->used) | |
5482 | ++c->used; | |
5483 | ||
5484 | /* Add IMG to the cache's hash table. */ | |
5485 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5486 | img->next = c->buckets[i]; | |
5487 | if (img->next) | |
5488 | img->next->prev = img; | |
5489 | img->prev = NULL; | |
5490 | c->buckets[i] = img; | |
5491 | } | |
5492 | ||
5493 | ||
5494 | /* Call FN on every image in the image cache of frame F. Used to mark | |
5495 | Lisp Objects in the image cache. */ | |
5496 | ||
5497 | void | |
5498 | forall_images_in_image_cache (f, fn) | |
5499 | struct frame *f; | |
5500 | void (*fn) P_ ((struct image *img)); | |
5501 | { | |
5502 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
5503 | { | |
5504 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5505 | if (c) | |
5506 | { | |
5507 | int i; | |
5508 | for (i = 0; i < c->used; ++i) | |
5509 | if (c->images[i]) | |
5510 | fn (c->images[i]); | |
5511 | } | |
5512 | } | |
5513 | } | |
5514 | ||
5515 | ||
5516 | \f | |
5517 | /*********************************************************************** | |
5518 | X support code | |
5519 | ***********************************************************************/ | |
5520 | ||
45158a91 GM |
5521 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
5522 | XImage **, Pixmap *)); | |
333b20bb GM |
5523 | static void x_destroy_x_image P_ ((XImage *)); |
5524 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
5525 | ||
5526 | ||
5527 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
5528 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
5529 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
5530 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 5531 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
5532 | |
5533 | static int | |
45158a91 | 5534 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 5535 | struct frame *f; |
333b20bb GM |
5536 | int width, height, depth; |
5537 | XImage **ximg; | |
5538 | Pixmap *pixmap; | |
5539 | { | |
5540 | Display *display = FRAME_X_DISPLAY (f); | |
5541 | Screen *screen = FRAME_X_SCREEN (f); | |
5542 | Window window = FRAME_X_WINDOW (f); | |
5543 | ||
5544 | xassert (interrupt_input_blocked); | |
5545 | ||
5546 | if (depth <= 0) | |
5547 | depth = DefaultDepthOfScreen (screen); | |
5548 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
5549 | depth, ZPixmap, 0, NULL, width, height, | |
5550 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
5551 | if (*ximg == NULL) | |
5552 | { | |
45158a91 | 5553 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
5554 | return 0; |
5555 | } | |
5556 | ||
5557 | /* Allocate image raster. */ | |
5558 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
5559 | ||
5560 | /* Allocate a pixmap of the same size. */ | |
5561 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 5562 | if (*pixmap == None) |
333b20bb GM |
5563 | { |
5564 | x_destroy_x_image (*ximg); | |
5565 | *ximg = NULL; | |
45158a91 | 5566 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
5567 | return 0; |
5568 | } | |
5569 | ||
5570 | return 1; | |
5571 | } | |
5572 | ||
5573 | ||
5574 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
5575 | ||
5576 | static void | |
5577 | x_destroy_x_image (ximg) | |
5578 | XImage *ximg; | |
5579 | { | |
5580 | xassert (interrupt_input_blocked); | |
5581 | if (ximg) | |
5582 | { | |
5583 | xfree (ximg->data); | |
5584 | ximg->data = NULL; | |
5585 | XDestroyImage (ximg); | |
5586 | } | |
5587 | } | |
5588 | ||
5589 | ||
5590 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
5591 | are width and height of both the image and pixmap. */ | |
5592 | ||
ea6b19ca | 5593 | static void |
333b20bb GM |
5594 | x_put_x_image (f, ximg, pixmap, width, height) |
5595 | struct frame *f; | |
5596 | XImage *ximg; | |
5597 | Pixmap pixmap; | |
caeea55a | 5598 | int width, height; |
333b20bb GM |
5599 | { |
5600 | GC gc; | |
177c0ea7 | 5601 | |
333b20bb GM |
5602 | xassert (interrupt_input_blocked); |
5603 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
5604 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
5605 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
5606 | } | |
5607 | ||
5608 | ||
5609 | \f | |
5610 | /*********************************************************************** | |
5be6c3b0 | 5611 | File Handling |
333b20bb GM |
5612 | ***********************************************************************/ |
5613 | ||
5614 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
5615 | static char *slurp_file P_ ((char *, int *)); |
5616 | ||
333b20bb GM |
5617 | |
5618 | /* Find image file FILE. Look in data-directory, then | |
5619 | x-bitmap-file-path. Value is the full name of the file found, or | |
5620 | nil if not found. */ | |
5621 | ||
5622 | static Lisp_Object | |
5623 | x_find_image_file (file) | |
5624 | Lisp_Object file; | |
5625 | { | |
5626 | Lisp_Object file_found, search_path; | |
5627 | struct gcpro gcpro1, gcpro2; | |
5628 | int fd; | |
5629 | ||
5630 | file_found = Qnil; | |
5631 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
5632 | GCPRO2 (file_found, search_path); | |
5633 | ||
5634 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
de2413e9 | 5635 | fd = openp (search_path, file, Qnil, &file_found, Qnil); |
177c0ea7 | 5636 | |
939d6465 | 5637 | if (fd == -1) |
333b20bb GM |
5638 | file_found = Qnil; |
5639 | else | |
5640 | close (fd); | |
5641 | ||
5642 | UNGCPRO; | |
5643 | return file_found; | |
5644 | } | |
5645 | ||
5646 | ||
5be6c3b0 GM |
5647 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
5648 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 5649 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
5650 | |
5651 | static char * | |
5652 | slurp_file (file, size) | |
5653 | char *file; | |
5654 | int *size; | |
5655 | { | |
5656 | FILE *fp = NULL; | |
5657 | char *buf = NULL; | |
5658 | struct stat st; | |
5659 | ||
5660 | if (stat (file, &st) == 0 | |
5661 | && (fp = fopen (file, "r")) != NULL | |
5662 | && (buf = (char *) xmalloc (st.st_size), | |
5663 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
5664 | { | |
5665 | *size = st.st_size; | |
5666 | fclose (fp); | |
5667 | } | |
5668 | else | |
5669 | { | |
5670 | if (fp) | |
5671 | fclose (fp); | |
5672 | if (buf) | |
5673 | { | |
5674 | xfree (buf); | |
5675 | buf = NULL; | |
5676 | } | |
5677 | } | |
177c0ea7 | 5678 | |
5be6c3b0 GM |
5679 | return buf; |
5680 | } | |
5681 | ||
5682 | ||
333b20bb GM |
5683 | \f |
5684 | /*********************************************************************** | |
5685 | XBM images | |
5686 | ***********************************************************************/ | |
5687 | ||
5be6c3b0 | 5688 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 5689 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
5690 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
5691 | char *, char *)); | |
333b20bb | 5692 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
5693 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
5694 | unsigned char **)); | |
5695 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
5696 | |
5697 | ||
5698 | /* Indices of image specification fields in xbm_format, below. */ | |
5699 | ||
5700 | enum xbm_keyword_index | |
5701 | { | |
5702 | XBM_TYPE, | |
5703 | XBM_FILE, | |
5704 | XBM_WIDTH, | |
5705 | XBM_HEIGHT, | |
5706 | XBM_DATA, | |
5707 | XBM_FOREGROUND, | |
5708 | XBM_BACKGROUND, | |
5709 | XBM_ASCENT, | |
5710 | XBM_MARGIN, | |
5711 | XBM_RELIEF, | |
5712 | XBM_ALGORITHM, | |
5713 | XBM_HEURISTIC_MASK, | |
4a8e312c | 5714 | XBM_MASK, |
333b20bb GM |
5715 | XBM_LAST |
5716 | }; | |
5717 | ||
5718 | /* Vector of image_keyword structures describing the format | |
5719 | of valid XBM image specifications. */ | |
5720 | ||
5721 | static struct image_keyword xbm_format[XBM_LAST] = | |
5722 | { | |
5723 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5724 | {":file", IMAGE_STRING_VALUE, 0}, | |
5725 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
5726 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
5727 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6f1be3b9 GM |
5728 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
5729 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
7c7ff7f5 | 5730 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 5731 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 5732 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 5733 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
5734 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
5735 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
5736 | }; |
5737 | ||
5738 | /* Structure describing the image type XBM. */ | |
5739 | ||
5740 | static struct image_type xbm_type = | |
5741 | { | |
5742 | &Qxbm, | |
5743 | xbm_image_p, | |
5744 | xbm_load, | |
5745 | x_clear_image, | |
5746 | NULL | |
5747 | }; | |
5748 | ||
5749 | /* Tokens returned from xbm_scan. */ | |
5750 | ||
5751 | enum xbm_token | |
5752 | { | |
5753 | XBM_TK_IDENT = 256, | |
5754 | XBM_TK_NUMBER | |
5755 | }; | |
5756 | ||
177c0ea7 | 5757 | |
333b20bb GM |
5758 | /* Return non-zero if OBJECT is a valid XBM-type image specification. |
5759 | A valid specification is a list starting with the symbol `image' | |
5760 | The rest of the list is a property list which must contain an | |
5761 | entry `:type xbm.. | |
5762 | ||
5763 | If the specification specifies a file to load, it must contain | |
5764 | an entry `:file FILENAME' where FILENAME is a string. | |
5765 | ||
5766 | If the specification is for a bitmap loaded from memory it must | |
5767 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
5768 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
5769 | ||
5770 | 1. a string large enough to hold the bitmap data, i.e. it must | |
5771 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
5772 | ||
5773 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
5774 | ||
5775 | 3. a vector of strings or bool-vectors, one for each line of the | |
5776 | bitmap. | |
5777 | ||
5be6c3b0 GM |
5778 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
5779 | may not be specified in this case because they are defined in the | |
5780 | XBM file. | |
5781 | ||
333b20bb GM |
5782 | Both the file and data forms may contain the additional entries |
5783 | `:background COLOR' and `:foreground COLOR'. If not present, | |
5784 | foreground and background of the frame on which the image is | |
e3130015 | 5785 | displayed is used. */ |
333b20bb GM |
5786 | |
5787 | static int | |
5788 | xbm_image_p (object) | |
5789 | Lisp_Object object; | |
5790 | { | |
5791 | struct image_keyword kw[XBM_LAST]; | |
177c0ea7 | 5792 | |
333b20bb | 5793 | bcopy (xbm_format, kw, sizeof kw); |
bfd2209f | 5794 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
5795 | return 0; |
5796 | ||
5797 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
5798 | ||
5799 | if (kw[XBM_FILE].count) | |
5800 | { | |
5801 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
5802 | return 0; | |
5803 | } | |
5be6c3b0 GM |
5804 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
5805 | { | |
5806 | /* In-memory XBM file. */ | |
5807 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
5808 | return 0; | |
5809 | } | |
333b20bb GM |
5810 | else |
5811 | { | |
5812 | Lisp_Object data; | |
5813 | int width, height; | |
5814 | ||
5815 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
5816 | if (!kw[XBM_WIDTH].count | |
5817 | || !kw[XBM_HEIGHT].count | |
5818 | || !kw[XBM_DATA].count) | |
5819 | return 0; | |
5820 | ||
5821 | data = kw[XBM_DATA].value; | |
5822 | width = XFASTINT (kw[XBM_WIDTH].value); | |
5823 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
177c0ea7 | 5824 | |
333b20bb GM |
5825 | /* Check type of data, and width and height against contents of |
5826 | data. */ | |
5827 | if (VECTORP (data)) | |
5828 | { | |
5829 | int i; | |
177c0ea7 | 5830 | |
333b20bb GM |
5831 | /* Number of elements of the vector must be >= height. */ |
5832 | if (XVECTOR (data)->size < height) | |
5833 | return 0; | |
5834 | ||
5835 | /* Each string or bool-vector in data must be large enough | |
5836 | for one line of the image. */ | |
5837 | for (i = 0; i < height; ++i) | |
5838 | { | |
5839 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
5840 | ||
5841 | if (STRINGP (elt)) | |
5842 | { | |
d5db4077 | 5843 | if (SCHARS (elt) |
333b20bb GM |
5844 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) |
5845 | return 0; | |
5846 | } | |
5847 | else if (BOOL_VECTOR_P (elt)) | |
5848 | { | |
5849 | if (XBOOL_VECTOR (elt)->size < width) | |
5850 | return 0; | |
5851 | } | |
5852 | else | |
5853 | return 0; | |
5854 | } | |
5855 | } | |
5856 | else if (STRINGP (data)) | |
5857 | { | |
d5db4077 | 5858 | if (SCHARS (data) |
333b20bb GM |
5859 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) |
5860 | return 0; | |
5861 | } | |
5862 | else if (BOOL_VECTOR_P (data)) | |
5863 | { | |
5864 | if (XBOOL_VECTOR (data)->size < width * height) | |
5865 | return 0; | |
5866 | } | |
5867 | else | |
5868 | return 0; | |
5869 | } | |
5870 | ||
333b20bb GM |
5871 | return 1; |
5872 | } | |
5873 | ||
5874 | ||
5875 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
5876 | either an enumerator from enum xbm_token, or a character for a | |
5877 | single-character token, or 0 at end of file. If scanning an | |
5878 | identifier, store the lexeme of the identifier in SVAL. If | |
5879 | scanning a number, store its value in *IVAL. */ | |
5880 | ||
5881 | static int | |
5be6c3b0 GM |
5882 | xbm_scan (s, end, sval, ival) |
5883 | char **s, *end; | |
333b20bb GM |
5884 | char *sval; |
5885 | int *ival; | |
5886 | { | |
5887 | int c; | |
0a695da7 GM |
5888 | |
5889 | loop: | |
177c0ea7 | 5890 | |
333b20bb | 5891 | /* Skip white space. */ |
5be6c3b0 | 5892 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
5893 | ; |
5894 | ||
5be6c3b0 | 5895 | if (*s >= end) |
333b20bb GM |
5896 | c = 0; |
5897 | else if (isdigit (c)) | |
5898 | { | |
5899 | int value = 0, digit; | |
177c0ea7 | 5900 | |
5be6c3b0 | 5901 | if (c == '0' && *s < end) |
333b20bb | 5902 | { |
5be6c3b0 | 5903 | c = *(*s)++; |
333b20bb GM |
5904 | if (c == 'x' || c == 'X') |
5905 | { | |
5be6c3b0 | 5906 | while (*s < end) |
333b20bb | 5907 | { |
5be6c3b0 | 5908 | c = *(*s)++; |
333b20bb GM |
5909 | if (isdigit (c)) |
5910 | digit = c - '0'; | |
5911 | else if (c >= 'a' && c <= 'f') | |
5912 | digit = c - 'a' + 10; | |
5913 | else if (c >= 'A' && c <= 'F') | |
5914 | digit = c - 'A' + 10; | |
5915 | else | |
5916 | break; | |
5917 | value = 16 * value + digit; | |
5918 | } | |
5919 | } | |
5920 | else if (isdigit (c)) | |
5921 | { | |
5922 | value = c - '0'; | |
5be6c3b0 GM |
5923 | while (*s < end |
5924 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
5925 | value = 8 * value + c - '0'; |
5926 | } | |
5927 | } | |
5928 | else | |
5929 | { | |
5930 | value = c - '0'; | |
5be6c3b0 GM |
5931 | while (*s < end |
5932 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
5933 | value = 10 * value + c - '0'; |
5934 | } | |
5935 | ||
5be6c3b0 GM |
5936 | if (*s < end) |
5937 | *s = *s - 1; | |
333b20bb GM |
5938 | *ival = value; |
5939 | c = XBM_TK_NUMBER; | |
5940 | } | |
5941 | else if (isalpha (c) || c == '_') | |
5942 | { | |
5943 | *sval++ = c; | |
5be6c3b0 GM |
5944 | while (*s < end |
5945 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
5946 | *sval++ = c; |
5947 | *sval = 0; | |
5be6c3b0 GM |
5948 | if (*s < end) |
5949 | *s = *s - 1; | |
333b20bb GM |
5950 | c = XBM_TK_IDENT; |
5951 | } | |
0a695da7 GM |
5952 | else if (c == '/' && **s == '*') |
5953 | { | |
5954 | /* C-style comment. */ | |
5955 | ++*s; | |
5956 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
5957 | ++*s; | |
5958 | if (**s) | |
5959 | { | |
5960 | *s += 2; | |
5961 | goto loop; | |
5962 | } | |
5963 | } | |
333b20bb GM |
5964 | |
5965 | return c; | |
5966 | } | |
5967 | ||
5968 | ||
5969 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
5970 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
5971 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
5972 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
5973 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 5974 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
5975 | |
5976 | static int | |
5be6c3b0 GM |
5977 | xbm_read_bitmap_data (contents, end, width, height, data) |
5978 | char *contents, *end; | |
333b20bb GM |
5979 | int *width, *height; |
5980 | unsigned char **data; | |
5981 | { | |
5be6c3b0 | 5982 | char *s = contents; |
333b20bb GM |
5983 | char buffer[BUFSIZ]; |
5984 | int padding_p = 0; | |
5985 | int v10 = 0; | |
5986 | int bytes_per_line, i, nbytes; | |
5987 | unsigned char *p; | |
5988 | int value; | |
5989 | int LA1; | |
5990 | ||
5991 | #define match() \ | |
5be6c3b0 | 5992 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
5993 | |
5994 | #define expect(TOKEN) \ | |
5995 | if (LA1 != (TOKEN)) \ | |
5996 | goto failure; \ | |
5997 | else \ | |
177c0ea7 | 5998 | match () |
333b20bb GM |
5999 | |
6000 | #define expect_ident(IDENT) \ | |
6001 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
6002 | match (); \ | |
6003 | else \ | |
6004 | goto failure | |
6005 | ||
333b20bb | 6006 | *width = *height = -1; |
5be6c3b0 GM |
6007 | if (data) |
6008 | *data = NULL; | |
6009 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
6010 | |
6011 | /* Parse defines for width, height and hot-spots. */ | |
6012 | while (LA1 == '#') | |
6013 | { | |
333b20bb GM |
6014 | match (); |
6015 | expect_ident ("define"); | |
6016 | expect (XBM_TK_IDENT); | |
6017 | ||
6018 | if (LA1 == XBM_TK_NUMBER); | |
6019 | { | |
6020 | char *p = strrchr (buffer, '_'); | |
6021 | p = p ? p + 1 : buffer; | |
6022 | if (strcmp (p, "width") == 0) | |
6023 | *width = value; | |
6024 | else if (strcmp (p, "height") == 0) | |
6025 | *height = value; | |
6026 | } | |
6027 | expect (XBM_TK_NUMBER); | |
6028 | } | |
6029 | ||
6030 | if (*width < 0 || *height < 0) | |
6031 | goto failure; | |
5be6c3b0 GM |
6032 | else if (data == NULL) |
6033 | goto success; | |
333b20bb GM |
6034 | |
6035 | /* Parse bits. Must start with `static'. */ | |
6036 | expect_ident ("static"); | |
6037 | if (LA1 == XBM_TK_IDENT) | |
6038 | { | |
6039 | if (strcmp (buffer, "unsigned") == 0) | |
6040 | { | |
177c0ea7 | 6041 | match (); |
333b20bb GM |
6042 | expect_ident ("char"); |
6043 | } | |
6044 | else if (strcmp (buffer, "short") == 0) | |
6045 | { | |
6046 | match (); | |
6047 | v10 = 1; | |
6048 | if (*width % 16 && *width % 16 < 9) | |
6049 | padding_p = 1; | |
6050 | } | |
6051 | else if (strcmp (buffer, "char") == 0) | |
6052 | match (); | |
6053 | else | |
6054 | goto failure; | |
6055 | } | |
177c0ea7 | 6056 | else |
333b20bb GM |
6057 | goto failure; |
6058 | ||
6059 | expect (XBM_TK_IDENT); | |
6060 | expect ('['); | |
6061 | expect (']'); | |
6062 | expect ('='); | |
6063 | expect ('{'); | |
6064 | ||
6065 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
6066 | nbytes = bytes_per_line * *height; | |
6067 | p = *data = (char *) xmalloc (nbytes); | |
6068 | ||
6069 | if (v10) | |
6070 | { | |
333b20bb GM |
6071 | for (i = 0; i < nbytes; i += 2) |
6072 | { | |
6073 | int val = value; | |
6074 | expect (XBM_TK_NUMBER); | |
6075 | ||
6076 | *p++ = val; | |
6077 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
6078 | *p++ = value >> 8; | |
177c0ea7 | 6079 | |
333b20bb GM |
6080 | if (LA1 == ',' || LA1 == '}') |
6081 | match (); | |
6082 | else | |
6083 | goto failure; | |
6084 | } | |
6085 | } | |
6086 | else | |
6087 | { | |
6088 | for (i = 0; i < nbytes; ++i) | |
6089 | { | |
6090 | int val = value; | |
6091 | expect (XBM_TK_NUMBER); | |
177c0ea7 | 6092 | |
333b20bb | 6093 | *p++ = val; |
177c0ea7 | 6094 | |
333b20bb GM |
6095 | if (LA1 == ',' || LA1 == '}') |
6096 | match (); | |
6097 | else | |
6098 | goto failure; | |
6099 | } | |
6100 | } | |
6101 | ||
5be6c3b0 | 6102 | success: |
333b20bb GM |
6103 | return 1; |
6104 | ||
6105 | failure: | |
177c0ea7 | 6106 | |
5be6c3b0 | 6107 | if (data && *data) |
333b20bb GM |
6108 | { |
6109 | xfree (*data); | |
6110 | *data = NULL; | |
6111 | } | |
6112 | return 0; | |
6113 | ||
6114 | #undef match | |
6115 | #undef expect | |
6116 | #undef expect_ident | |
6117 | } | |
6118 | ||
6119 | ||
5be6c3b0 GM |
6120 | /* Load XBM image IMG which will be displayed on frame F from buffer |
6121 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
6122 | successful. */ | |
333b20bb GM |
6123 | |
6124 | static int | |
5be6c3b0 | 6125 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
6126 | struct frame *f; |
6127 | struct image *img; | |
5be6c3b0 | 6128 | char *contents, *end; |
333b20bb GM |
6129 | { |
6130 | int rc; | |
6131 | unsigned char *data; | |
6132 | int success_p = 0; | |
177c0ea7 | 6133 | |
5be6c3b0 | 6134 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
6135 | if (rc) |
6136 | { | |
6137 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6138 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6139 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6140 | Lisp_Object value; | |
177c0ea7 | 6141 | |
333b20bb GM |
6142 | xassert (img->width > 0 && img->height > 0); |
6143 | ||
6144 | /* Get foreground and background colors, maybe allocate colors. */ | |
6145 | value = image_spec_value (img->spec, QCforeground, NULL); | |
6146 | if (!NILP (value)) | |
6147 | foreground = x_alloc_image_color (f, img, value, foreground); | |
333b20bb GM |
6148 | value = image_spec_value (img->spec, QCbackground, NULL); |
6149 | if (!NILP (value)) | |
f20a3b7a MB |
6150 | { |
6151 | background = x_alloc_image_color (f, img, value, background); | |
6152 | img->background = background; | |
6153 | img->background_valid = 1; | |
6154 | } | |
333b20bb | 6155 | |
333b20bb GM |
6156 | img->pixmap |
6157 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6158 | FRAME_X_WINDOW (f), | |
6159 | data, | |
6160 | img->width, img->height, | |
6161 | foreground, background, | |
6162 | depth); | |
6163 | xfree (data); | |
6164 | ||
dd00328a | 6165 | if (img->pixmap == None) |
333b20bb GM |
6166 | { |
6167 | x_clear_image (f, img); | |
5be6c3b0 | 6168 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
6169 | } |
6170 | else | |
6171 | success_p = 1; | |
333b20bb GM |
6172 | } |
6173 | else | |
45158a91 | 6174 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 6175 | |
333b20bb GM |
6176 | return success_p; |
6177 | } | |
6178 | ||
6179 | ||
5be6c3b0 GM |
6180 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
6181 | ||
6182 | static int | |
6183 | xbm_file_p (data) | |
6184 | Lisp_Object data; | |
6185 | { | |
6186 | int w, h; | |
6187 | return (STRINGP (data) | |
d5db4077 KR |
6188 | && xbm_read_bitmap_data (SDATA (data), |
6189 | (SDATA (data) | |
6190 | + SBYTES (data)), | |
5be6c3b0 GM |
6191 | &w, &h, NULL)); |
6192 | } | |
6193 | ||
177c0ea7 | 6194 | |
333b20bb GM |
6195 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
6196 | non-zero if successful. */ | |
6197 | ||
6198 | static int | |
6199 | xbm_load (f, img) | |
6200 | struct frame *f; | |
6201 | struct image *img; | |
6202 | { | |
6203 | int success_p = 0; | |
6204 | Lisp_Object file_name; | |
6205 | ||
6206 | xassert (xbm_image_p (img->spec)); | |
6207 | ||
6208 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
6209 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
6210 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
6211 | { |
6212 | Lisp_Object file; | |
6213 | char *contents; | |
6214 | int size; | |
6215 | struct gcpro gcpro1; | |
177c0ea7 | 6216 | |
5be6c3b0 GM |
6217 | file = x_find_image_file (file_name); |
6218 | GCPRO1 (file); | |
6219 | if (!STRINGP (file)) | |
6220 | { | |
6221 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
6222 | UNGCPRO; | |
6223 | return 0; | |
6224 | } | |
6225 | ||
d5db4077 | 6226 | contents = slurp_file (SDATA (file), &size); |
5be6c3b0 GM |
6227 | if (contents == NULL) |
6228 | { | |
6229 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
6230 | UNGCPRO; | |
6231 | return 0; | |
6232 | } | |
6233 | ||
6234 | success_p = xbm_load_image (f, img, contents, contents + size); | |
6235 | UNGCPRO; | |
6236 | } | |
333b20bb GM |
6237 | else |
6238 | { | |
6239 | struct image_keyword fmt[XBM_LAST]; | |
6240 | Lisp_Object data; | |
6241 | int depth; | |
6242 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6243 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6244 | char *bits; | |
9b207e8e | 6245 | int parsed_p; |
5be6c3b0 GM |
6246 | int in_memory_file_p = 0; |
6247 | ||
6248 | /* See if data looks like an in-memory XBM file. */ | |
6249 | data = image_spec_value (img->spec, QCdata, NULL); | |
6250 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 6251 | |
5be6c3b0 | 6252 | /* Parse the image specification. */ |
333b20bb | 6253 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 6254 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
6255 | xassert (parsed_p); |
6256 | ||
6257 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
6258 | if (!in_memory_file_p) |
6259 | { | |
6260 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
6261 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
6262 | xassert (img->width > 0 && img->height > 0); | |
6263 | } | |
333b20bb | 6264 | |
333b20bb | 6265 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
6266 | if (fmt[XBM_FOREGROUND].count |
6267 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
333b20bb GM |
6268 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
6269 | foreground); | |
6f1be3b9 GM |
6270 | if (fmt[XBM_BACKGROUND].count |
6271 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
333b20bb GM |
6272 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
6273 | background); | |
6274 | ||
5be6c3b0 | 6275 | if (in_memory_file_p) |
d5db4077 KR |
6276 | success_p = xbm_load_image (f, img, SDATA (data), |
6277 | (SDATA (data) | |
6278 | + SBYTES (data))); | |
5be6c3b0 | 6279 | else |
333b20bb | 6280 | { |
5be6c3b0 GM |
6281 | if (VECTORP (data)) |
6282 | { | |
6283 | int i; | |
6284 | char *p; | |
6285 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
177c0ea7 | 6286 | |
5be6c3b0 GM |
6287 | p = bits = (char *) alloca (nbytes * img->height); |
6288 | for (i = 0; i < img->height; ++i, p += nbytes) | |
6289 | { | |
6290 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
6291 | if (STRINGP (line)) | |
d5db4077 | 6292 | bcopy (SDATA (line), p, nbytes); |
5be6c3b0 GM |
6293 | else |
6294 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
6295 | } | |
6296 | } | |
6297 | else if (STRINGP (data)) | |
d5db4077 | 6298 | bits = SDATA (data); |
5be6c3b0 GM |
6299 | else |
6300 | bits = XBOOL_VECTOR (data)->data; | |
6301 | ||
6302 | /* Create the pixmap. */ | |
6303 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6304 | img->pixmap | |
6305 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6306 | FRAME_X_WINDOW (f), | |
6307 | bits, | |
6308 | img->width, img->height, | |
6309 | foreground, background, | |
6310 | depth); | |
6311 | if (img->pixmap) | |
6312 | success_p = 1; | |
6313 | else | |
333b20bb | 6314 | { |
5be6c3b0 GM |
6315 | image_error ("Unable to create pixmap for XBM image `%s'", |
6316 | img->spec, Qnil); | |
6317 | x_clear_image (f, img); | |
333b20bb GM |
6318 | } |
6319 | } | |
333b20bb GM |
6320 | } |
6321 | ||
6322 | return success_p; | |
6323 | } | |
177c0ea7 | 6324 | |
333b20bb GM |
6325 | |
6326 | \f | |
6327 | /*********************************************************************** | |
6328 | XPM images | |
6329 | ***********************************************************************/ | |
6330 | ||
177c0ea7 | 6331 | #if HAVE_XPM |
333b20bb GM |
6332 | |
6333 | static int xpm_image_p P_ ((Lisp_Object object)); | |
6334 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
6335 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
6336 | ||
6337 | #include "X11/xpm.h" | |
6338 | ||
6339 | /* The symbol `xpm' identifying XPM-format images. */ | |
6340 | ||
6341 | Lisp_Object Qxpm; | |
6342 | ||
6343 | /* Indices of image specification fields in xpm_format, below. */ | |
6344 | ||
6345 | enum xpm_keyword_index | |
6346 | { | |
6347 | XPM_TYPE, | |
6348 | XPM_FILE, | |
6349 | XPM_DATA, | |
6350 | XPM_ASCENT, | |
6351 | XPM_MARGIN, | |
6352 | XPM_RELIEF, | |
6353 | XPM_ALGORITHM, | |
6354 | XPM_HEURISTIC_MASK, | |
4a8e312c | 6355 | XPM_MASK, |
333b20bb | 6356 | XPM_COLOR_SYMBOLS, |
f20a3b7a | 6357 | XPM_BACKGROUND, |
333b20bb GM |
6358 | XPM_LAST |
6359 | }; | |
6360 | ||
6361 | /* Vector of image_keyword structures describing the format | |
6362 | of valid XPM image specifications. */ | |
6363 | ||
6364 | static struct image_keyword xpm_format[XPM_LAST] = | |
6365 | { | |
6366 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6367 | {":file", IMAGE_STRING_VALUE, 0}, | |
6368 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 6369 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 6370 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 6371 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 6372 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 6373 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 6374 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
6375 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6376 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
6377 | }; |
6378 | ||
6379 | /* Structure describing the image type XBM. */ | |
6380 | ||
6381 | static struct image_type xpm_type = | |
6382 | { | |
6383 | &Qxpm, | |
6384 | xpm_image_p, | |
6385 | xpm_load, | |
6386 | x_clear_image, | |
6387 | NULL | |
6388 | }; | |
6389 | ||
6390 | ||
b243755a GM |
6391 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
6392 | functions for allocating image colors. Our own functions handle | |
6393 | color allocation failures more gracefully than the ones on the XPM | |
6394 | lib. */ | |
6395 | ||
6396 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
6397 | #define ALLOC_XPM_COLORS | |
6398 | #endif | |
6399 | ||
6400 | #ifdef ALLOC_XPM_COLORS | |
6401 | ||
f72c62ad | 6402 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
6403 | static void xpm_free_color_cache P_ ((void)); |
6404 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
6405 | static int xpm_color_bucket P_ ((char *)); |
6406 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
6407 | XColor *, int)); | |
b243755a GM |
6408 | |
6409 | /* An entry in a hash table used to cache color definitions of named | |
6410 | colors. This cache is necessary to speed up XPM image loading in | |
6411 | case we do color allocations ourselves. Without it, we would need | |
6412 | a call to XParseColor per pixel in the image. */ | |
6413 | ||
6414 | struct xpm_cached_color | |
6415 | { | |
6416 | /* Next in collision chain. */ | |
6417 | struct xpm_cached_color *next; | |
6418 | ||
6419 | /* Color definition (RGB and pixel color). */ | |
6420 | XColor color; | |
6421 | ||
6422 | /* Color name. */ | |
6423 | char name[1]; | |
6424 | }; | |
6425 | ||
6426 | /* The hash table used for the color cache, and its bucket vector | |
6427 | size. */ | |
6428 | ||
6429 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
6430 | struct xpm_cached_color **xpm_color_cache; | |
6431 | ||
b243755a GM |
6432 | /* Initialize the color cache. */ |
6433 | ||
6434 | static void | |
f72c62ad GM |
6435 | xpm_init_color_cache (f, attrs) |
6436 | struct frame *f; | |
6437 | XpmAttributes *attrs; | |
b243755a GM |
6438 | { |
6439 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
6440 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
6441 | memset (xpm_color_cache, 0, nbytes); | |
6442 | init_color_table (); | |
f72c62ad GM |
6443 | |
6444 | if (attrs->valuemask & XpmColorSymbols) | |
6445 | { | |
6446 | int i; | |
6447 | XColor color; | |
177c0ea7 | 6448 | |
f72c62ad GM |
6449 | for (i = 0; i < attrs->numsymbols; ++i) |
6450 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
6451 | attrs->colorsymbols[i].value, &color)) | |
6452 | { | |
6453 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
6454 | color.blue); | |
6455 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
6456 | } | |
6457 | } | |
b243755a GM |
6458 | } |
6459 | ||
6460 | ||
6461 | /* Free the color cache. */ | |
6462 | ||
6463 | static void | |
6464 | xpm_free_color_cache () | |
6465 | { | |
6466 | struct xpm_cached_color *p, *next; | |
6467 | int i; | |
6468 | ||
6469 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
6470 | for (p = xpm_color_cache[i]; p; p = next) | |
6471 | { | |
6472 | next = p->next; | |
6473 | xfree (p); | |
6474 | } | |
6475 | ||
6476 | xfree (xpm_color_cache); | |
6477 | xpm_color_cache = NULL; | |
6478 | free_color_table (); | |
6479 | } | |
6480 | ||
6481 | ||
f72c62ad GM |
6482 | /* Return the bucket index for color named COLOR_NAME in the color |
6483 | cache. */ | |
6484 | ||
6485 | static int | |
6486 | xpm_color_bucket (color_name) | |
6487 | char *color_name; | |
6488 | { | |
6489 | unsigned h = 0; | |
6490 | char *s; | |
177c0ea7 | 6491 | |
f72c62ad GM |
6492 | for (s = color_name; *s; ++s) |
6493 | h = (h << 2) ^ *s; | |
6494 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
6495 | } | |
6496 | ||
6497 | ||
6498 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
6499 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
6500 | entry added. */ | |
6501 | ||
6502 | static struct xpm_cached_color * | |
6503 | xpm_cache_color (f, color_name, color, bucket) | |
6504 | struct frame *f; | |
6505 | char *color_name; | |
6506 | XColor *color; | |
6507 | int bucket; | |
6508 | { | |
6509 | size_t nbytes; | |
6510 | struct xpm_cached_color *p; | |
177c0ea7 | 6511 | |
f72c62ad GM |
6512 | if (bucket < 0) |
6513 | bucket = xpm_color_bucket (color_name); | |
177c0ea7 | 6514 | |
f72c62ad GM |
6515 | nbytes = sizeof *p + strlen (color_name); |
6516 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
6517 | strcpy (p->name, color_name); | |
6518 | p->color = *color; | |
6519 | p->next = xpm_color_cache[bucket]; | |
6520 | xpm_color_cache[bucket] = p; | |
6521 | return p; | |
6522 | } | |
6523 | ||
6524 | ||
b243755a GM |
6525 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
6526 | return the cached definition in *COLOR. Otherwise, make a new | |
6527 | entry in the cache and allocate the color. Value is zero if color | |
6528 | allocation failed. */ | |
6529 | ||
6530 | static int | |
6531 | xpm_lookup_color (f, color_name, color) | |
6532 | struct frame *f; | |
6533 | char *color_name; | |
6534 | XColor *color; | |
6535 | { | |
b243755a | 6536 | struct xpm_cached_color *p; |
83676598 | 6537 | int h = xpm_color_bucket (color_name); |
b243755a GM |
6538 | |
6539 | for (p = xpm_color_cache[h]; p; p = p->next) | |
6540 | if (strcmp (p->name, color_name) == 0) | |
6541 | break; | |
6542 | ||
6543 | if (p != NULL) | |
6544 | *color = p->color; | |
6545 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
6546 | color_name, color)) | |
6547 | { | |
b243755a GM |
6548 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
6549 | color->blue); | |
f72c62ad | 6550 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 6551 | } |
9b8a0941 DL |
6552 | /* You get `opaque' at least from ImageMagick converting pbm to xpm |
6553 | with transparency, and it's useful. */ | |
6554 | else if (strcmp ("opaque", color_name) == 0) | |
6555 | { | |
6556 | bzero (color, sizeof (XColor)); /* Is this necessary/correct? */ | |
6557 | color->pixel = FRAME_FOREGROUND_PIXEL (f); | |
6558 | p = xpm_cache_color (f, color_name, color, h); | |
6559 | } | |
177c0ea7 | 6560 | |
b243755a GM |
6561 | return p != NULL; |
6562 | } | |
6563 | ||
6564 | ||
6565 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
6566 | CLOSURE is a pointer to the frame on which we allocate the | |
6567 | color. Return in *COLOR the allocated color. Value is non-zero | |
6568 | if successful. */ | |
6569 | ||
6570 | static int | |
6571 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
6572 | Display *dpy; | |
6573 | Colormap cmap; | |
6574 | char *color_name; | |
6575 | XColor *color; | |
6576 | void *closure; | |
6577 | { | |
6578 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
6579 | } | |
6580 | ||
6581 | ||
6582 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
6583 | is a pointer to the frame on which we allocate the color. Value is | |
6584 | non-zero if successful. */ | |
6585 | ||
6586 | static int | |
6587 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
6588 | Display *dpy; | |
6589 | Colormap cmap; | |
6590 | Pixel *pixels; | |
6591 | int npixels; | |
6592 | void *closure; | |
6593 | { | |
6594 | return 1; | |
6595 | } | |
6596 | ||
6597 | #endif /* ALLOC_XPM_COLORS */ | |
6598 | ||
6599 | ||
333b20bb GM |
6600 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
6601 | for XPM images. Such a list must consist of conses whose car and | |
6602 | cdr are strings. */ | |
6603 | ||
6604 | static int | |
6605 | xpm_valid_color_symbols_p (color_symbols) | |
6606 | Lisp_Object color_symbols; | |
6607 | { | |
6608 | while (CONSP (color_symbols)) | |
6609 | { | |
6610 | Lisp_Object sym = XCAR (color_symbols); | |
6611 | if (!CONSP (sym) | |
6612 | || !STRINGP (XCAR (sym)) | |
6613 | || !STRINGP (XCDR (sym))) | |
6614 | break; | |
6615 | color_symbols = XCDR (color_symbols); | |
6616 | } | |
6617 | ||
6618 | return NILP (color_symbols); | |
6619 | } | |
6620 | ||
6621 | ||
6622 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
6623 | ||
6624 | static int | |
6625 | xpm_image_p (object) | |
6626 | Lisp_Object object; | |
6627 | { | |
6628 | struct image_keyword fmt[XPM_LAST]; | |
6629 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 6630 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
6631 | /* Either `:file' or `:data' must be present. */ |
6632 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
6633 | /* Either no `:color-symbols' or it's a list of conses | |
6634 | whose car and cdr are strings. */ | |
6635 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 6636 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
6637 | } |
6638 | ||
6639 | ||
6640 | /* Load image IMG which will be displayed on frame F. Value is | |
6641 | non-zero if successful. */ | |
6642 | ||
6643 | static int | |
6644 | xpm_load (f, img) | |
6645 | struct frame *f; | |
6646 | struct image *img; | |
6647 | { | |
9b207e8e | 6648 | int rc; |
333b20bb GM |
6649 | XpmAttributes attrs; |
6650 | Lisp_Object specified_file, color_symbols; | |
6651 | ||
6652 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
6653 | close colors. Return colors allocated. */ | |
6654 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
6655 | attrs.visual = FRAME_X_VISUAL (f); |
6656 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 6657 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 6658 | attrs.valuemask |= XpmColormap; |
b243755a GM |
6659 | |
6660 | #ifdef ALLOC_XPM_COLORS | |
6661 | /* Allocate colors with our own functions which handle | |
6662 | failing color allocation more gracefully. */ | |
6663 | attrs.color_closure = f; | |
6664 | attrs.alloc_color = xpm_alloc_color; | |
6665 | attrs.free_colors = xpm_free_colors; | |
6666 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
6667 | #else /* not ALLOC_XPM_COLORS */ | |
6668 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 6669 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 6670 | #ifdef XpmAllocCloseColors |
333b20bb GM |
6671 | attrs.alloc_close_colors = 1; |
6672 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 6673 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
6674 | attrs.closeness = 600; |
6675 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
6676 | #endif /* not XpmAllocCloseColors */ |
6677 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
6678 | |
6679 | /* If image specification contains symbolic color definitions, add | |
6680 | these to `attrs'. */ | |
6681 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
6682 | if (CONSP (color_symbols)) | |
6683 | { | |
6684 | Lisp_Object tail; | |
6685 | XpmColorSymbol *xpm_syms; | |
6686 | int i, size; | |
177c0ea7 | 6687 | |
333b20bb GM |
6688 | attrs.valuemask |= XpmColorSymbols; |
6689 | ||
6690 | /* Count number of symbols. */ | |
6691 | attrs.numsymbols = 0; | |
6692 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
6693 | ++attrs.numsymbols; | |
6694 | ||
6695 | /* Allocate an XpmColorSymbol array. */ | |
6696 | size = attrs.numsymbols * sizeof *xpm_syms; | |
6697 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
6698 | bzero (xpm_syms, size); | |
6699 | attrs.colorsymbols = xpm_syms; | |
6700 | ||
6701 | /* Fill the color symbol array. */ | |
6702 | for (tail = color_symbols, i = 0; | |
6703 | CONSP (tail); | |
6704 | ++i, tail = XCDR (tail)) | |
6705 | { | |
6706 | Lisp_Object name = XCAR (XCAR (tail)); | |
6707 | Lisp_Object color = XCDR (XCAR (tail)); | |
d5db4077 KR |
6708 | xpm_syms[i].name = (char *) alloca (SCHARS (name) + 1); |
6709 | strcpy (xpm_syms[i].name, SDATA (name)); | |
6710 | xpm_syms[i].value = (char *) alloca (SCHARS (color) + 1); | |
6711 | strcpy (xpm_syms[i].value, SDATA (color)); | |
333b20bb GM |
6712 | } |
6713 | } | |
6714 | ||
6715 | /* Create a pixmap for the image, either from a file, or from a | |
6716 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 6717 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 6718 | xpm_init_color_cache (f, &attrs); |
b243755a | 6719 | #endif |
177c0ea7 | 6720 | |
333b20bb GM |
6721 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
6722 | if (STRINGP (specified_file)) | |
6723 | { | |
6724 | Lisp_Object file = x_find_image_file (specified_file); | |
6725 | if (!STRINGP (file)) | |
6726 | { | |
45158a91 | 6727 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
6728 | return 0; |
6729 | } | |
177c0ea7 | 6730 | |
333b20bb | 6731 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
d5db4077 | 6732 | SDATA (file), &img->pixmap, &img->mask, |
333b20bb GM |
6733 | &attrs); |
6734 | } | |
6735 | else | |
6736 | { | |
6737 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
6738 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
d5db4077 | 6739 | SDATA (buffer), |
333b20bb GM |
6740 | &img->pixmap, &img->mask, |
6741 | &attrs); | |
6742 | } | |
333b20bb GM |
6743 | |
6744 | if (rc == XpmSuccess) | |
6745 | { | |
b243755a GM |
6746 | #ifdef ALLOC_XPM_COLORS |
6747 | img->colors = colors_in_color_table (&img->ncolors); | |
6748 | #else /* not ALLOC_XPM_COLORS */ | |
f47a9ec4 KR |
6749 | int i; |
6750 | ||
333b20bb GM |
6751 | img->ncolors = attrs.nalloc_pixels; |
6752 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
6753 | * sizeof *img->colors); | |
6754 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
6755 | { |
6756 | img->colors[i] = attrs.alloc_pixels[i]; | |
6757 | #ifdef DEBUG_X_COLORS | |
6758 | register_color (img->colors[i]); | |
6759 | #endif | |
6760 | } | |
b243755a | 6761 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
6762 | |
6763 | img->width = attrs.width; | |
6764 | img->height = attrs.height; | |
6765 | xassert (img->width > 0 && img->height > 0); | |
6766 | ||
6767 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 6768 | XpmFreeAttributes (&attrs); |
333b20bb GM |
6769 | } |
6770 | else | |
6771 | { | |
6772 | switch (rc) | |
6773 | { | |
6774 | case XpmOpenFailed: | |
6775 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
6776 | break; | |
177c0ea7 | 6777 | |
333b20bb GM |
6778 | case XpmFileInvalid: |
6779 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
6780 | break; | |
177c0ea7 | 6781 | |
333b20bb GM |
6782 | case XpmNoMemory: |
6783 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
6784 | break; | |
177c0ea7 | 6785 | |
333b20bb GM |
6786 | case XpmColorFailed: |
6787 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
6788 | break; | |
177c0ea7 | 6789 | |
333b20bb GM |
6790 | default: |
6791 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
6792 | break; | |
6793 | } | |
6794 | } | |
6795 | ||
b243755a GM |
6796 | #ifdef ALLOC_XPM_COLORS |
6797 | xpm_free_color_cache (); | |
6798 | #endif | |
333b20bb GM |
6799 | return rc == XpmSuccess; |
6800 | } | |
6801 | ||
6802 | #endif /* HAVE_XPM != 0 */ | |
6803 | ||
6804 | \f | |
6805 | /*********************************************************************** | |
6806 | Color table | |
6807 | ***********************************************************************/ | |
6808 | ||
6809 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
6810 | ||
6811 | struct ct_color | |
6812 | { | |
6813 | int r, g, b; | |
6814 | unsigned long pixel; | |
6815 | ||
6816 | /* Next in color table collision list. */ | |
6817 | struct ct_color *next; | |
6818 | }; | |
6819 | ||
6820 | /* The bucket vector size to use. Must be prime. */ | |
6821 | ||
6822 | #define CT_SIZE 101 | |
6823 | ||
6824 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
6825 | ||
6826 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
6827 | ||
6828 | /* The color hash table. */ | |
6829 | ||
6830 | struct ct_color **ct_table; | |
6831 | ||
6832 | /* Number of entries in the color table. */ | |
6833 | ||
6834 | int ct_colors_allocated; | |
6835 | ||
333b20bb GM |
6836 | /* Initialize the color table. */ |
6837 | ||
6838 | static void | |
6839 | init_color_table () | |
6840 | { | |
6841 | int size = CT_SIZE * sizeof (*ct_table); | |
6842 | ct_table = (struct ct_color **) xmalloc (size); | |
6843 | bzero (ct_table, size); | |
6844 | ct_colors_allocated = 0; | |
6845 | } | |
6846 | ||
6847 | ||
6848 | /* Free memory associated with the color table. */ | |
6849 | ||
6850 | static void | |
6851 | free_color_table () | |
6852 | { | |
6853 | int i; | |
6854 | struct ct_color *p, *next; | |
6855 | ||
6856 | for (i = 0; i < CT_SIZE; ++i) | |
6857 | for (p = ct_table[i]; p; p = next) | |
6858 | { | |
6859 | next = p->next; | |
6860 | xfree (p); | |
6861 | } | |
6862 | ||
6863 | xfree (ct_table); | |
6864 | ct_table = NULL; | |
6865 | } | |
6866 | ||
6867 | ||
6868 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
6869 | entry for that color already is in the color table, return the | |
6870 | pixel color of that entry. Otherwise, allocate a new color for R, | |
6871 | G, B, and make an entry in the color table. */ | |
6872 | ||
6873 | static unsigned long | |
6874 | lookup_rgb_color (f, r, g, b) | |
6875 | struct frame *f; | |
6876 | int r, g, b; | |
6877 | { | |
6878 | unsigned hash = CT_HASH_RGB (r, g, b); | |
6879 | int i = hash % CT_SIZE; | |
6880 | struct ct_color *p; | |
9d35adc7 | 6881 | struct x_display_info *dpyinfo; |
333b20bb | 6882 | |
e019878d GM |
6883 | /* Handle TrueColor visuals specially, which improves performance by |
6884 | two orders of magnitude. Freeing colors on TrueColor visuals is | |
6885 | a nop, and pixel colors specify RGB values directly. See also | |
6886 | the Xlib spec, chapter 3.1. */ | |
9d35adc7 JD |
6887 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
6888 | if (dpyinfo->red_bits > 0) | |
e019878d | 6889 | { |
e019878d GM |
6890 | unsigned long pr, pg, pb; |
6891 | ||
6892 | /* Apply gamma-correction like normal color allocation does. */ | |
6893 | if (f->gamma) | |
6894 | { | |
6895 | XColor color; | |
6896 | color.red = r, color.green = g, color.blue = b; | |
6897 | gamma_correct (f, &color); | |
6898 | r = color.red, g = color.green, b = color.blue; | |
6899 | } | |
6900 | ||
6901 | /* Scale down RGB values to the visual's bits per RGB, and shift | |
6902 | them to the right position in the pixel color. Note that the | |
6903 | original RGB values are 16-bit values, as usual in X. */ | |
9d35adc7 JD |
6904 | pr = (r >> (16 - dpyinfo->red_bits)) << dpyinfo->red_offset; |
6905 | pg = (g >> (16 - dpyinfo->green_bits)) << dpyinfo->green_offset; | |
6906 | pb = (b >> (16 - dpyinfo->blue_bits)) << dpyinfo->blue_offset; | |
e019878d GM |
6907 | |
6908 | /* Assemble the pixel color. */ | |
6909 | return pr | pg | pb; | |
6910 | } | |
6911 | ||
333b20bb GM |
6912 | for (p = ct_table[i]; p; p = p->next) |
6913 | if (p->r == r && p->g == g && p->b == b) | |
6914 | break; | |
6915 | ||
6916 | if (p == NULL) | |
6917 | { | |
6918 | XColor color; | |
6919 | Colormap cmap; | |
6920 | int rc; | |
6921 | ||
6922 | color.red = r; | |
6923 | color.green = g; | |
6924 | color.blue = b; | |
177c0ea7 | 6925 | |
9b2956e2 | 6926 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 6927 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
6928 | |
6929 | if (rc) | |
6930 | { | |
6931 | ++ct_colors_allocated; | |
177c0ea7 | 6932 | |
333b20bb GM |
6933 | p = (struct ct_color *) xmalloc (sizeof *p); |
6934 | p->r = r; | |
6935 | p->g = g; | |
6936 | p->b = b; | |
6937 | p->pixel = color.pixel; | |
6938 | p->next = ct_table[i]; | |
6939 | ct_table[i] = p; | |
6940 | } | |
6941 | else | |
6942 | return FRAME_FOREGROUND_PIXEL (f); | |
6943 | } | |
6944 | ||
6945 | return p->pixel; | |
6946 | } | |
6947 | ||
6948 | ||
6949 | /* Look up pixel color PIXEL which is used on frame F in the color | |
6950 | table. If not already present, allocate it. Value is PIXEL. */ | |
6951 | ||
6952 | static unsigned long | |
6953 | lookup_pixel_color (f, pixel) | |
6954 | struct frame *f; | |
6955 | unsigned long pixel; | |
6956 | { | |
6957 | int i = pixel % CT_SIZE; | |
6958 | struct ct_color *p; | |
6959 | ||
6960 | for (p = ct_table[i]; p; p = p->next) | |
6961 | if (p->pixel == pixel) | |
6962 | break; | |
6963 | ||
6964 | if (p == NULL) | |
6965 | { | |
6966 | XColor color; | |
6967 | Colormap cmap; | |
6968 | int rc; | |
6969 | ||
9b2956e2 | 6970 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 6971 | color.pixel = pixel; |
a31fedb7 | 6972 | x_query_color (f, &color); |
d62c8769 | 6973 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
6974 | |
6975 | if (rc) | |
6976 | { | |
6977 | ++ct_colors_allocated; | |
177c0ea7 | 6978 | |
333b20bb GM |
6979 | p = (struct ct_color *) xmalloc (sizeof *p); |
6980 | p->r = color.red; | |
6981 | p->g = color.green; | |
6982 | p->b = color.blue; | |
6983 | p->pixel = pixel; | |
6984 | p->next = ct_table[i]; | |
6985 | ct_table[i] = p; | |
6986 | } | |
6987 | else | |
6988 | return FRAME_FOREGROUND_PIXEL (f); | |
6989 | } | |
177c0ea7 | 6990 | |
333b20bb GM |
6991 | return p->pixel; |
6992 | } | |
6993 | ||
6994 | ||
6995 | /* Value is a vector of all pixel colors contained in the color table, | |
6996 | allocated via xmalloc. Set *N to the number of colors. */ | |
6997 | ||
6998 | static unsigned long * | |
6999 | colors_in_color_table (n) | |
7000 | int *n; | |
7001 | { | |
7002 | int i, j; | |
7003 | struct ct_color *p; | |
7004 | unsigned long *colors; | |
7005 | ||
7006 | if (ct_colors_allocated == 0) | |
7007 | { | |
7008 | *n = 0; | |
7009 | colors = NULL; | |
7010 | } | |
7011 | else | |
7012 | { | |
7013 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
7014 | * sizeof *colors); | |
7015 | *n = ct_colors_allocated; | |
177c0ea7 | 7016 | |
333b20bb GM |
7017 | for (i = j = 0; i < CT_SIZE; ++i) |
7018 | for (p = ct_table[i]; p; p = p->next) | |
7019 | colors[j++] = p->pixel; | |
7020 | } | |
7021 | ||
7022 | return colors; | |
7023 | } | |
7024 | ||
7025 | ||
7026 | \f | |
7027 | /*********************************************************************** | |
7028 | Algorithms | |
7029 | ***********************************************************************/ | |
7030 | ||
4a8e312c GM |
7031 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
7032 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
7033 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
7034 | ||
d2dc8167 | 7035 | /* Non-zero means draw a cross on images having `:conversion |
14819cb3 GM |
7036 | disabled'. */ |
7037 | ||
7038 | int cross_disabled_images; | |
7039 | ||
4a8e312c GM |
7040 | /* Edge detection matrices for different edge-detection |
7041 | strategies. */ | |
7042 | ||
7043 | static int emboss_matrix[9] = { | |
7044 | /* x - 1 x x + 1 */ | |
7045 | 2, -1, 0, /* y - 1 */ | |
7046 | -1, 0, 1, /* y */ | |
7047 | 0, 1, -2 /* y + 1 */ | |
7048 | }; | |
333b20bb | 7049 | |
4a8e312c GM |
7050 | static int laplace_matrix[9] = { |
7051 | /* x - 1 x x + 1 */ | |
7052 | 1, 0, 0, /* y - 1 */ | |
7053 | 0, 0, 0, /* y */ | |
7054 | 0, 0, -1 /* y + 1 */ | |
7055 | }; | |
333b20bb | 7056 | |
14819cb3 GM |
7057 | /* Value is the intensity of the color whose red/green/blue values |
7058 | are R, G, and B. */ | |
7059 | ||
7060 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
7061 | ||
333b20bb | 7062 | |
4a8e312c GM |
7063 | /* On frame F, return an array of XColor structures describing image |
7064 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
7065 | non-zero means also fill the red/green/blue members of the XColor | |
7066 | structures. Value is a pointer to the array of XColors structures, | |
7067 | allocated with xmalloc; it must be freed by the caller. */ | |
7068 | ||
7069 | static XColor * | |
7070 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 7071 | struct frame *f; |
4a8e312c GM |
7072 | struct image *img; |
7073 | int rgb_p; | |
333b20bb | 7074 | { |
4a8e312c GM |
7075 | int x, y; |
7076 | XColor *colors, *p; | |
7077 | XImage *ximg; | |
333b20bb | 7078 | |
4a8e312c GM |
7079 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
7080 | ||
7081 | /* Get the X image IMG->pixmap. */ | |
7082 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
7083 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 7084 | |
4a8e312c GM |
7085 | /* Fill the `pixel' members of the XColor array. I wished there |
7086 | were an easy and portable way to circumvent XGetPixel. */ | |
7087 | p = colors; | |
7088 | for (y = 0; y < img->height; ++y) | |
7089 | { | |
7090 | XColor *row = p; | |
177c0ea7 | 7091 | |
4a8e312c GM |
7092 | for (x = 0; x < img->width; ++x, ++p) |
7093 | p->pixel = XGetPixel (ximg, x, y); | |
7094 | ||
7095 | if (rgb_p) | |
a31fedb7 | 7096 | x_query_colors (f, row, img->width); |
4a8e312c GM |
7097 | } |
7098 | ||
7099 | XDestroyImage (ximg); | |
4a8e312c | 7100 | return colors; |
333b20bb GM |
7101 | } |
7102 | ||
7103 | ||
4a8e312c GM |
7104 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
7105 | RGB members are set. F is the frame on which this all happens. | |
7106 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
7107 | |
7108 | static void | |
4a8e312c | 7109 | x_from_xcolors (f, img, colors) |
333b20bb | 7110 | struct frame *f; |
4a8e312c GM |
7111 | struct image *img; |
7112 | XColor *colors; | |
333b20bb | 7113 | { |
4a8e312c GM |
7114 | int x, y; |
7115 | XImage *oimg; | |
7116 | Pixmap pixmap; | |
7117 | XColor *p; | |
177c0ea7 | 7118 | |
4a8e312c | 7119 | init_color_table (); |
177c0ea7 | 7120 | |
4a8e312c GM |
7121 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
7122 | &oimg, &pixmap); | |
7123 | p = colors; | |
7124 | for (y = 0; y < img->height; ++y) | |
7125 | for (x = 0; x < img->width; ++x, ++p) | |
7126 | { | |
7127 | unsigned long pixel; | |
7128 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
7129 | XPutPixel (oimg, x, y, pixel); | |
7130 | } | |
7131 | ||
7132 | xfree (colors); | |
dd00328a | 7133 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
7134 | |
7135 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
7136 | x_destroy_x_image (oimg); | |
7137 | img->pixmap = pixmap; | |
7138 | img->colors = colors_in_color_table (&img->ncolors); | |
7139 | free_color_table (); | |
333b20bb GM |
7140 | } |
7141 | ||
7142 | ||
4a8e312c GM |
7143 | /* On frame F, perform edge-detection on image IMG. |
7144 | ||
7145 | MATRIX is a nine-element array specifying the transformation | |
7146 | matrix. See emboss_matrix for an example. | |
177c0ea7 | 7147 | |
4a8e312c GM |
7148 | COLOR_ADJUST is a color adjustment added to each pixel of the |
7149 | outgoing image. */ | |
333b20bb GM |
7150 | |
7151 | static void | |
4a8e312c | 7152 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
7153 | struct frame *f; |
7154 | struct image *img; | |
4a8e312c | 7155 | int matrix[9], color_adjust; |
333b20bb | 7156 | { |
4a8e312c GM |
7157 | XColor *colors = x_to_xcolors (f, img, 1); |
7158 | XColor *new, *p; | |
7159 | int x, y, i, sum; | |
333b20bb | 7160 | |
4a8e312c GM |
7161 | for (i = sum = 0; i < 9; ++i) |
7162 | sum += abs (matrix[i]); | |
333b20bb | 7163 | |
4a8e312c | 7164 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 7165 | |
4a8e312c | 7166 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 7167 | |
4a8e312c GM |
7168 | for (y = 0; y < img->height; ++y) |
7169 | { | |
7170 | p = COLOR (new, 0, y); | |
7171 | p->red = p->green = p->blue = 0xffff/2; | |
7172 | p = COLOR (new, img->width - 1, y); | |
7173 | p->red = p->green = p->blue = 0xffff/2; | |
7174 | } | |
177c0ea7 | 7175 | |
4a8e312c GM |
7176 | for (x = 1; x < img->width - 1; ++x) |
7177 | { | |
7178 | p = COLOR (new, x, 0); | |
7179 | p->red = p->green = p->blue = 0xffff/2; | |
7180 | p = COLOR (new, x, img->height - 1); | |
7181 | p->red = p->green = p->blue = 0xffff/2; | |
7182 | } | |
333b20bb | 7183 | |
4a8e312c | 7184 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 7185 | { |
4a8e312c | 7186 | p = COLOR (new, 1, y); |
177c0ea7 | 7187 | |
4a8e312c GM |
7188 | for (x = 1; x < img->width - 1; ++x, ++p) |
7189 | { | |
14819cb3 | 7190 | int r, g, b, y1, x1; |
4a8e312c GM |
7191 | |
7192 | r = g = b = i = 0; | |
7193 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
7194 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
7195 | if (matrix[i]) | |
7196 | { | |
7197 | XColor *t = COLOR (colors, x1, y1); | |
7198 | r += matrix[i] * t->red; | |
7199 | g += matrix[i] * t->green; | |
7200 | b += matrix[i] * t->blue; | |
7201 | } | |
333b20bb | 7202 | |
4a8e312c GM |
7203 | r = (r / sum + color_adjust) & 0xffff; |
7204 | g = (g / sum + color_adjust) & 0xffff; | |
7205 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 7206 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 7207 | } |
333b20bb GM |
7208 | } |
7209 | ||
4a8e312c GM |
7210 | xfree (colors); |
7211 | x_from_xcolors (f, img, new); | |
333b20bb | 7212 | |
4a8e312c GM |
7213 | #undef COLOR |
7214 | } | |
7215 | ||
7216 | ||
7217 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
7218 | on frame F. */ | |
7219 | ||
7220 | static void | |
7221 | x_emboss (f, img) | |
7222 | struct frame *f; | |
7223 | struct image *img; | |
7224 | { | |
7225 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
7226 | } | |
7227 | ||
7228 | ||
7229 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
7230 | on frame F. */ | |
7231 | ||
7232 | static void | |
7233 | x_laplace (f, img) | |
7234 | struct frame *f; | |
7235 | struct image *img; | |
7236 | { | |
7237 | x_detect_edges (f, img, laplace_matrix, 45000); | |
7238 | } | |
7239 | ||
7240 | ||
7241 | /* Perform edge-detection on image IMG on frame F, with specified | |
7242 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
7243 | ||
7244 | MATRIX must be either | |
7245 | ||
7246 | - a list of at least 9 numbers in row-major form | |
7247 | - a vector of at least 9 numbers | |
7248 | ||
7249 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
7250 | number. */ | |
7251 | ||
7252 | static void | |
7253 | x_edge_detection (f, img, matrix, color_adjust) | |
7254 | struct frame *f; | |
7255 | struct image *img; | |
7256 | Lisp_Object matrix, color_adjust; | |
7257 | { | |
7258 | int i = 0; | |
7259 | int trans[9]; | |
177c0ea7 | 7260 | |
4a8e312c GM |
7261 | if (CONSP (matrix)) |
7262 | { | |
7263 | for (i = 0; | |
7264 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
7265 | ++i, matrix = XCDR (matrix)) | |
7266 | trans[i] = XFLOATINT (XCAR (matrix)); | |
7267 | } | |
7268 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
7269 | { | |
7270 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
7271 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
7272 | } | |
333b20bb | 7273 | |
4a8e312c GM |
7274 | if (NILP (color_adjust)) |
7275 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 7276 | |
4a8e312c GM |
7277 | if (i == 9 && NUMBERP (color_adjust)) |
7278 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
7279 | } |
7280 | ||
7281 | ||
14819cb3 GM |
7282 | /* Transform image IMG on frame F so that it looks disabled. */ |
7283 | ||
7284 | static void | |
7285 | x_disable_image (f, img) | |
7286 | struct frame *f; | |
7287 | struct image *img; | |
7288 | { | |
7289 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 7290 | |
14819cb3 GM |
7291 | if (dpyinfo->n_planes >= 2) |
7292 | { | |
7293 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
7294 | drawing such images with a stipple can look very odd, so | |
7295 | we're using this method instead. */ | |
7296 | XColor *colors = x_to_xcolors (f, img, 1); | |
7297 | XColor *p, *end; | |
7298 | const int h = 15000; | |
7299 | const int l = 30000; | |
7300 | ||
7301 | for (p = colors, end = colors + img->width * img->height; | |
7302 | p < end; | |
7303 | ++p) | |
7304 | { | |
7305 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
7306 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
7307 | p->red = p->green = p->blue = i2; | |
7308 | } | |
7309 | ||
7310 | x_from_xcolors (f, img, colors); | |
7311 | } | |
7312 | ||
7313 | /* Draw a cross over the disabled image, if we must or if we | |
7314 | should. */ | |
7315 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
7316 | { | |
7317 | Display *dpy = FRAME_X_DISPLAY (f); | |
7318 | GC gc; | |
7319 | ||
14819cb3 GM |
7320 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
7321 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
7322 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
7323 | img->width - 1, img->height - 1); | |
7324 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
7325 | img->width - 1, 0); | |
7326 | XFreeGC (dpy, gc); | |
7327 | ||
7328 | if (img->mask) | |
7329 | { | |
7330 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
7331 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
7332 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
7333 | img->width - 1, img->height - 1); | |
7334 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
7335 | img->width - 1, 0); | |
7336 | XFreeGC (dpy, gc); | |
7337 | } | |
14819cb3 GM |
7338 | } |
7339 | } | |
7340 | ||
7341 | ||
333b20bb GM |
7342 | /* Build a mask for image IMG which is used on frame F. FILE is the |
7343 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
7344 | determine the background color of IMG. If it is a list '(R G B)', |
7345 | with R, G, and B being integers >= 0, take that as the color of the | |
7346 | background. Otherwise, determine the background color of IMG | |
7347 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
7348 | |
7349 | static int | |
45158a91 | 7350 | x_build_heuristic_mask (f, img, how) |
333b20bb | 7351 | struct frame *f; |
333b20bb GM |
7352 | struct image *img; |
7353 | Lisp_Object how; | |
7354 | { | |
7355 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 7356 | XImage *ximg, *mask_img; |
f20a3b7a | 7357 | int x, y, rc, use_img_background; |
8ec8a5ec | 7358 | unsigned long bg = 0; |
333b20bb | 7359 | |
4a8e312c GM |
7360 | if (img->mask) |
7361 | { | |
7362 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 7363 | img->mask = None; |
f20a3b7a | 7364 | img->background_transparent_valid = 0; |
4a8e312c | 7365 | } |
dd00328a | 7366 | |
333b20bb | 7367 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 7368 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
7369 | &mask_img, &img->mask); |
7370 | if (!rc) | |
28c7826c | 7371 | return 0; |
333b20bb GM |
7372 | |
7373 | /* Get the X image of IMG->pixmap. */ | |
7374 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
7375 | ~0, ZPixmap); | |
7376 | ||
fcf431dc | 7377 | /* Determine the background color of ximg. If HOW is `(R G B)' |
f20a3b7a MB |
7378 | take that as color. Otherwise, use the image's background color. */ |
7379 | use_img_background = 1; | |
177c0ea7 | 7380 | |
fcf431dc GM |
7381 | if (CONSP (how)) |
7382 | { | |
cac1daf0 | 7383 | int rgb[3], i; |
fcf431dc | 7384 | |
cac1daf0 | 7385 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
fcf431dc GM |
7386 | { |
7387 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
7388 | how = XCDR (how); | |
7389 | } | |
7390 | ||
7391 | if (i == 3 && NILP (how)) | |
7392 | { | |
7393 | char color_name[30]; | |
fcf431dc | 7394 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
053b3256 GM |
7395 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
7396 | use_img_background = 0; | |
fcf431dc GM |
7397 | } |
7398 | } | |
177c0ea7 | 7399 | |
f20a3b7a | 7400 | if (use_img_background) |
43f7c3ea | 7401 | bg = four_corners_best (ximg, img->width, img->height); |
333b20bb GM |
7402 | |
7403 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
7404 | from the background color bg. */ | |
7405 | for (y = 0; y < img->height; ++y) | |
7406 | for (x = 0; x < img->width; ++x) | |
7407 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
7408 | ||
f20a3b7a MB |
7409 | /* Fill in the background_transparent field while we have the mask handy. */ |
7410 | image_background_transparent (img, f, mask_img); | |
7411 | ||
333b20bb GM |
7412 | /* Put mask_img into img->mask. */ |
7413 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
7414 | x_destroy_x_image (mask_img); | |
7415 | XDestroyImage (ximg); | |
177c0ea7 | 7416 | |
333b20bb GM |
7417 | return 1; |
7418 | } | |
7419 | ||
7420 | ||
7421 | \f | |
7422 | /*********************************************************************** | |
7423 | PBM (mono, gray, color) | |
7424 | ***********************************************************************/ | |
7425 | ||
7426 | static int pbm_image_p P_ ((Lisp_Object object)); | |
7427 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 7428 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
7429 | |
7430 | /* The symbol `pbm' identifying images of this type. */ | |
7431 | ||
7432 | Lisp_Object Qpbm; | |
7433 | ||
7434 | /* Indices of image specification fields in gs_format, below. */ | |
7435 | ||
7436 | enum pbm_keyword_index | |
7437 | { | |
7438 | PBM_TYPE, | |
7439 | PBM_FILE, | |
63cec32f | 7440 | PBM_DATA, |
333b20bb GM |
7441 | PBM_ASCENT, |
7442 | PBM_MARGIN, | |
7443 | PBM_RELIEF, | |
7444 | PBM_ALGORITHM, | |
7445 | PBM_HEURISTIC_MASK, | |
4a8e312c | 7446 | PBM_MASK, |
be0b1fac GM |
7447 | PBM_FOREGROUND, |
7448 | PBM_BACKGROUND, | |
333b20bb GM |
7449 | PBM_LAST |
7450 | }; | |
7451 | ||
7452 | /* Vector of image_keyword structures describing the format | |
7453 | of valid user-defined image specifications. */ | |
7454 | ||
7455 | static struct image_keyword pbm_format[PBM_LAST] = | |
7456 | { | |
7457 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
7458 | {":file", IMAGE_STRING_VALUE, 0}, |
7459 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7460 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7461 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7462 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7463 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7464 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
be0b1fac | 7465 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6f1be3b9 GM |
7466 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
7467 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
7468 | }; |
7469 | ||
7470 | /* Structure describing the image type `pbm'. */ | |
7471 | ||
7472 | static struct image_type pbm_type = | |
7473 | { | |
7474 | &Qpbm, | |
7475 | pbm_image_p, | |
7476 | pbm_load, | |
7477 | x_clear_image, | |
7478 | NULL | |
7479 | }; | |
7480 | ||
7481 | ||
7482 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
7483 | ||
7484 | static int | |
7485 | pbm_image_p (object) | |
7486 | Lisp_Object object; | |
7487 | { | |
7488 | struct image_keyword fmt[PBM_LAST]; | |
177c0ea7 | 7489 | |
333b20bb | 7490 | bcopy (pbm_format, fmt, sizeof fmt); |
177c0ea7 | 7491 | |
7c7ff7f5 | 7492 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 7493 | return 0; |
63cec32f GM |
7494 | |
7495 | /* Must specify either :data or :file. */ | |
7496 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
7497 | } |
7498 | ||
7499 | ||
63cec32f GM |
7500 | /* Scan a decimal number from *S and return it. Advance *S while |
7501 | reading the number. END is the end of the string. Value is -1 at | |
7502 | end of input. */ | |
333b20bb GM |
7503 | |
7504 | static int | |
63cec32f GM |
7505 | pbm_scan_number (s, end) |
7506 | unsigned char **s, *end; | |
333b20bb | 7507 | { |
8ec8a5ec | 7508 | int c = 0, val = -1; |
333b20bb | 7509 | |
63cec32f | 7510 | while (*s < end) |
333b20bb GM |
7511 | { |
7512 | /* Skip white-space. */ | |
63cec32f | 7513 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
7514 | ; |
7515 | ||
7516 | if (c == '#') | |
7517 | { | |
7518 | /* Skip comment to end of line. */ | |
63cec32f | 7519 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
7520 | ; |
7521 | } | |
7522 | else if (isdigit (c)) | |
7523 | { | |
7524 | /* Read decimal number. */ | |
7525 | val = c - '0'; | |
63cec32f | 7526 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
7527 | val = 10 * val + c - '0'; |
7528 | break; | |
7529 | } | |
7530 | else | |
7531 | break; | |
7532 | } | |
7533 | ||
7534 | return val; | |
7535 | } | |
7536 | ||
7537 | ||
7538 | /* Load PBM image IMG for use on frame F. */ | |
7539 | ||
177c0ea7 | 7540 | static int |
333b20bb GM |
7541 | pbm_load (f, img) |
7542 | struct frame *f; | |
7543 | struct image *img; | |
7544 | { | |
333b20bb | 7545 | int raw_p, x, y; |
b6d7acec | 7546 | int width, height, max_color_idx = 0; |
333b20bb GM |
7547 | XImage *ximg; |
7548 | Lisp_Object file, specified_file; | |
7549 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
7550 | struct gcpro gcpro1; | |
63cec32f GM |
7551 | unsigned char *contents = NULL; |
7552 | unsigned char *end, *p; | |
7553 | int size; | |
333b20bb GM |
7554 | |
7555 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 7556 | file = Qnil; |
333b20bb | 7557 | GCPRO1 (file); |
333b20bb | 7558 | |
63cec32f | 7559 | if (STRINGP (specified_file)) |
333b20bb | 7560 | { |
63cec32f GM |
7561 | file = x_find_image_file (specified_file); |
7562 | if (!STRINGP (file)) | |
7563 | { | |
7564 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
7565 | UNGCPRO; | |
7566 | return 0; | |
7567 | } | |
333b20bb | 7568 | |
d5db4077 | 7569 | contents = slurp_file (SDATA (file), &size); |
63cec32f GM |
7570 | if (contents == NULL) |
7571 | { | |
7572 | image_error ("Error reading `%s'", file, Qnil); | |
7573 | UNGCPRO; | |
7574 | return 0; | |
7575 | } | |
7576 | ||
7577 | p = contents; | |
7578 | end = contents + size; | |
7579 | } | |
7580 | else | |
333b20bb | 7581 | { |
63cec32f GM |
7582 | Lisp_Object data; |
7583 | data = image_spec_value (img->spec, QCdata, NULL); | |
d5db4077 KR |
7584 | p = SDATA (data); |
7585 | end = p + SBYTES (data); | |
333b20bb GM |
7586 | } |
7587 | ||
63cec32f GM |
7588 | /* Check magic number. */ |
7589 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 7590 | { |
45158a91 | 7591 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
7592 | error: |
7593 | xfree (contents); | |
333b20bb GM |
7594 | UNGCPRO; |
7595 | return 0; | |
7596 | } | |
7597 | ||
63cec32f | 7598 | switch (*p++) |
333b20bb GM |
7599 | { |
7600 | case '1': | |
7601 | raw_p = 0, type = PBM_MONO; | |
7602 | break; | |
177c0ea7 | 7603 | |
333b20bb GM |
7604 | case '2': |
7605 | raw_p = 0, type = PBM_GRAY; | |
7606 | break; | |
7607 | ||
7608 | case '3': | |
7609 | raw_p = 0, type = PBM_COLOR; | |
7610 | break; | |
7611 | ||
7612 | case '4': | |
7613 | raw_p = 1, type = PBM_MONO; | |
7614 | break; | |
177c0ea7 | 7615 | |
333b20bb GM |
7616 | case '5': |
7617 | raw_p = 1, type = PBM_GRAY; | |
7618 | break; | |
177c0ea7 | 7619 | |
333b20bb GM |
7620 | case '6': |
7621 | raw_p = 1, type = PBM_COLOR; | |
7622 | break; | |
7623 | ||
7624 | default: | |
45158a91 | 7625 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 7626 | goto error; |
333b20bb GM |
7627 | } |
7628 | ||
7629 | /* Read width, height, maximum color-component. Characters | |
7630 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
7631 | width = pbm_scan_number (&p, end); |
7632 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
7633 | |
7634 | if (type != PBM_MONO) | |
7635 | { | |
63cec32f | 7636 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
7637 | if (raw_p && max_color_idx > 255) |
7638 | max_color_idx = 255; | |
7639 | } | |
177c0ea7 | 7640 | |
63cec32f GM |
7641 | if (width < 0 |
7642 | || height < 0 | |
333b20bb | 7643 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 7644 | goto error; |
333b20bb | 7645 | |
45158a91 | 7646 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 7647 | &ximg, &img->pixmap)) |
28c7826c | 7648 | goto error; |
177c0ea7 | 7649 | |
333b20bb GM |
7650 | /* Initialize the color hash table. */ |
7651 | init_color_table (); | |
7652 | ||
7653 | if (type == PBM_MONO) | |
7654 | { | |
7655 | int c = 0, g; | |
be0b1fac GM |
7656 | struct image_keyword fmt[PBM_LAST]; |
7657 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
7658 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
7659 | ||
7660 | /* Parse the image specification. */ | |
7661 | bcopy (pbm_format, fmt, sizeof fmt); | |
7662 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
177c0ea7 | 7663 | |
be0b1fac | 7664 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
7665 | if (fmt[PBM_FOREGROUND].count |
7666 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
be0b1fac | 7667 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); |
6f1be3b9 GM |
7668 | if (fmt[PBM_BACKGROUND].count |
7669 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
f20a3b7a MB |
7670 | { |
7671 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
7672 | img->background = bg; | |
7673 | img->background_valid = 1; | |
7674 | } | |
177c0ea7 | 7675 | |
333b20bb GM |
7676 | for (y = 0; y < height; ++y) |
7677 | for (x = 0; x < width; ++x) | |
7678 | { | |
7679 | if (raw_p) | |
7680 | { | |
7681 | if ((x & 7) == 0) | |
63cec32f | 7682 | c = *p++; |
333b20bb GM |
7683 | g = c & 0x80; |
7684 | c <<= 1; | |
7685 | } | |
7686 | else | |
63cec32f | 7687 | g = pbm_scan_number (&p, end); |
333b20bb | 7688 | |
be0b1fac | 7689 | XPutPixel (ximg, x, y, g ? fg : bg); |
333b20bb GM |
7690 | } |
7691 | } | |
7692 | else | |
7693 | { | |
7694 | for (y = 0; y < height; ++y) | |
7695 | for (x = 0; x < width; ++x) | |
7696 | { | |
7697 | int r, g, b; | |
177c0ea7 | 7698 | |
333b20bb | 7699 | if (type == PBM_GRAY) |
63cec32f | 7700 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
7701 | else if (raw_p) |
7702 | { | |
63cec32f GM |
7703 | r = *p++; |
7704 | g = *p++; | |
7705 | b = *p++; | |
333b20bb GM |
7706 | } |
7707 | else | |
7708 | { | |
63cec32f GM |
7709 | r = pbm_scan_number (&p, end); |
7710 | g = pbm_scan_number (&p, end); | |
7711 | b = pbm_scan_number (&p, end); | |
333b20bb | 7712 | } |
177c0ea7 | 7713 | |
333b20bb GM |
7714 | if (r < 0 || g < 0 || b < 0) |
7715 | { | |
333b20bb GM |
7716 | xfree (ximg->data); |
7717 | ximg->data = NULL; | |
7718 | XDestroyImage (ximg); | |
45158a91 GM |
7719 | image_error ("Invalid pixel value in image `%s'", |
7720 | img->spec, Qnil); | |
63cec32f | 7721 | goto error; |
333b20bb | 7722 | } |
177c0ea7 | 7723 | |
333b20bb GM |
7724 | /* RGB values are now in the range 0..max_color_idx. |
7725 | Scale this to the range 0..0xffff supported by X. */ | |
7726 | r = (double) r * 65535 / max_color_idx; | |
7727 | g = (double) g * 65535 / max_color_idx; | |
7728 | b = (double) b * 65535 / max_color_idx; | |
7729 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
7730 | } | |
7731 | } | |
177c0ea7 | 7732 | |
333b20bb GM |
7733 | /* Store in IMG->colors the colors allocated for the image, and |
7734 | free the color table. */ | |
7735 | img->colors = colors_in_color_table (&img->ncolors); | |
7736 | free_color_table (); | |
f20a3b7a MB |
7737 | |
7738 | /* Maybe fill in the background field while we have ximg handy. */ | |
7739 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
7740 | IMAGE_BACKGROUND (img, f, ximg); | |
177c0ea7 | 7741 | |
333b20bb GM |
7742 | /* Put the image into a pixmap. */ |
7743 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
7744 | x_destroy_x_image (ximg); | |
177c0ea7 | 7745 | |
333b20bb GM |
7746 | img->width = width; |
7747 | img->height = height; | |
7748 | ||
7749 | UNGCPRO; | |
63cec32f | 7750 | xfree (contents); |
333b20bb GM |
7751 | return 1; |
7752 | } | |
7753 | ||
7754 | ||
7755 | \f | |
7756 | /*********************************************************************** | |
7757 | PNG | |
7758 | ***********************************************************************/ | |
7759 | ||
7760 | #if HAVE_PNG | |
7761 | ||
d2398db3 SM |
7762 | #if defined HAVE_LIBPNG_PNG_H |
7763 | # include <libpng/png.h> | |
34e8c597 | 7764 | #else |
d2398db3 | 7765 | # include <png.h> |
34e8c597 | 7766 | #endif |
333b20bb GM |
7767 | |
7768 | /* Function prototypes. */ | |
7769 | ||
7770 | static int png_image_p P_ ((Lisp_Object object)); | |
7771 | static int png_load P_ ((struct frame *f, struct image *img)); | |
7772 | ||
7773 | /* The symbol `png' identifying images of this type. */ | |
7774 | ||
7775 | Lisp_Object Qpng; | |
7776 | ||
7777 | /* Indices of image specification fields in png_format, below. */ | |
7778 | ||
7779 | enum png_keyword_index | |
7780 | { | |
7781 | PNG_TYPE, | |
63448a4d | 7782 | PNG_DATA, |
333b20bb GM |
7783 | PNG_FILE, |
7784 | PNG_ASCENT, | |
7785 | PNG_MARGIN, | |
7786 | PNG_RELIEF, | |
7787 | PNG_ALGORITHM, | |
7788 | PNG_HEURISTIC_MASK, | |
4a8e312c | 7789 | PNG_MASK, |
f20a3b7a | 7790 | PNG_BACKGROUND, |
333b20bb GM |
7791 | PNG_LAST |
7792 | }; | |
7793 | ||
7794 | /* Vector of image_keyword structures describing the format | |
7795 | of valid user-defined image specifications. */ | |
7796 | ||
7797 | static struct image_keyword png_format[PNG_LAST] = | |
7798 | { | |
7799 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 7800 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 7801 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 7802 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7803 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7804 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7805 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7806 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 7807 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a | 7808 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
7809 | }; |
7810 | ||
06482119 | 7811 | /* Structure describing the image type `png'. */ |
333b20bb GM |
7812 | |
7813 | static struct image_type png_type = | |
7814 | { | |
7815 | &Qpng, | |
7816 | png_image_p, | |
7817 | png_load, | |
7818 | x_clear_image, | |
7819 | NULL | |
7820 | }; | |
7821 | ||
7822 | ||
7823 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
7824 | ||
7825 | static int | |
7826 | png_image_p (object) | |
7827 | Lisp_Object object; | |
7828 | { | |
7829 | struct image_keyword fmt[PNG_LAST]; | |
7830 | bcopy (png_format, fmt, sizeof fmt); | |
177c0ea7 | 7831 | |
7c7ff7f5 | 7832 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 7833 | return 0; |
63448a4d | 7834 | |
63cec32f GM |
7835 | /* Must specify either the :data or :file keyword. */ |
7836 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
7837 | } |
7838 | ||
7839 | ||
7840 | /* Error and warning handlers installed when the PNG library | |
7841 | is initialized. */ | |
7842 | ||
7843 | static void | |
7844 | my_png_error (png_ptr, msg) | |
7845 | png_struct *png_ptr; | |
7846 | char *msg; | |
7847 | { | |
7848 | xassert (png_ptr != NULL); | |
7849 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
7850 | longjmp (png_ptr->jmpbuf, 1); | |
7851 | } | |
7852 | ||
7853 | ||
7854 | static void | |
7855 | my_png_warning (png_ptr, msg) | |
7856 | png_struct *png_ptr; | |
7857 | char *msg; | |
7858 | { | |
7859 | xassert (png_ptr != NULL); | |
7860 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
7861 | } | |
7862 | ||
5ad6a5fb GM |
7863 | /* Memory source for PNG decoding. */ |
7864 | ||
63448a4d WP |
7865 | struct png_memory_storage |
7866 | { | |
5ad6a5fb GM |
7867 | unsigned char *bytes; /* The data */ |
7868 | size_t len; /* How big is it? */ | |
7869 | int index; /* Where are we? */ | |
63448a4d WP |
7870 | }; |
7871 | ||
5ad6a5fb GM |
7872 | |
7873 | /* Function set as reader function when reading PNG image from memory. | |
7874 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
7875 | bytes from the input to DATA. */ | |
7876 | ||
63448a4d | 7877 | static void |
5ad6a5fb GM |
7878 | png_read_from_memory (png_ptr, data, length) |
7879 | png_structp png_ptr; | |
7880 | png_bytep data; | |
7881 | png_size_t length; | |
63448a4d | 7882 | { |
5ad6a5fb GM |
7883 | struct png_memory_storage *tbr |
7884 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 7885 | |
5ad6a5fb GM |
7886 | if (length > tbr->len - tbr->index) |
7887 | png_error (png_ptr, "Read error"); | |
177c0ea7 | 7888 | |
5ad6a5fb GM |
7889 | bcopy (tbr->bytes + tbr->index, data, length); |
7890 | tbr->index = tbr->index + length; | |
63448a4d | 7891 | } |
333b20bb GM |
7892 | |
7893 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
7894 | successful. */ | |
7895 | ||
7896 | static int | |
7897 | png_load (f, img) | |
7898 | struct frame *f; | |
7899 | struct image *img; | |
7900 | { | |
7901 | Lisp_Object file, specified_file; | |
63448a4d | 7902 | Lisp_Object specified_data; |
b6d7acec | 7903 | int x, y, i; |
333b20bb GM |
7904 | XImage *ximg, *mask_img = NULL; |
7905 | struct gcpro gcpro1; | |
7906 | png_struct *png_ptr = NULL; | |
7907 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 7908 | FILE *volatile fp = NULL; |
333b20bb | 7909 | png_byte sig[8]; |
8ec8a5ec GM |
7910 | png_byte * volatile pixels = NULL; |
7911 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
7912 | png_uint_32 width, height; |
7913 | int bit_depth, color_type, interlace_type; | |
7914 | png_byte channels; | |
7915 | png_uint_32 row_bytes; | |
7916 | int transparent_p; | |
8972820c | 7917 | double screen_gamma; |
63448a4d | 7918 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
7919 | |
7920 | /* Find out what file to load. */ | |
7921 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 7922 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
7923 | file = Qnil; |
7924 | GCPRO1 (file); | |
333b20bb | 7925 | |
63448a4d | 7926 | if (NILP (specified_data)) |
5ad6a5fb GM |
7927 | { |
7928 | file = x_find_image_file (specified_file); | |
7929 | if (!STRINGP (file)) | |
63448a4d | 7930 | { |
45158a91 | 7931 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
7932 | UNGCPRO; |
7933 | return 0; | |
7934 | } | |
333b20bb | 7935 | |
5ad6a5fb | 7936 | /* Open the image file. */ |
d5db4077 | 7937 | fp = fopen (SDATA (file), "rb"); |
5ad6a5fb GM |
7938 | if (!fp) |
7939 | { | |
45158a91 | 7940 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
7941 | UNGCPRO; |
7942 | fclose (fp); | |
7943 | return 0; | |
7944 | } | |
63448a4d | 7945 | |
5ad6a5fb GM |
7946 | /* Check PNG signature. */ |
7947 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
7948 | || !png_check_sig (sig, sizeof sig)) | |
7949 | { | |
45158a91 | 7950 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
7951 | UNGCPRO; |
7952 | fclose (fp); | |
7953 | return 0; | |
63448a4d | 7954 | } |
5ad6a5fb | 7955 | } |
63448a4d | 7956 | else |
5ad6a5fb GM |
7957 | { |
7958 | /* Read from memory. */ | |
d5db4077 KR |
7959 | tbr.bytes = SDATA (specified_data); |
7960 | tbr.len = SBYTES (specified_data); | |
5ad6a5fb | 7961 | tbr.index = 0; |
63448a4d | 7962 | |
5ad6a5fb GM |
7963 | /* Check PNG signature. */ |
7964 | if (tbr.len < sizeof sig | |
7965 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
7966 | { | |
45158a91 | 7967 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
7968 | UNGCPRO; |
7969 | return 0; | |
63448a4d | 7970 | } |
333b20bb | 7971 | |
5ad6a5fb GM |
7972 | /* Need to skip past the signature. */ |
7973 | tbr.bytes += sizeof (sig); | |
7974 | } | |
7975 | ||
333b20bb GM |
7976 | /* Initialize read and info structs for PNG lib. */ |
7977 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
7978 | my_png_error, my_png_warning); | |
7979 | if (!png_ptr) | |
7980 | { | |
63448a4d | 7981 | if (fp) fclose (fp); |
333b20bb GM |
7982 | UNGCPRO; |
7983 | return 0; | |
7984 | } | |
7985 | ||
7986 | info_ptr = png_create_info_struct (png_ptr); | |
7987 | if (!info_ptr) | |
7988 | { | |
7989 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 7990 | if (fp) fclose (fp); |
333b20bb GM |
7991 | UNGCPRO; |
7992 | return 0; | |
7993 | } | |
7994 | ||
7995 | end_info = png_create_info_struct (png_ptr); | |
7996 | if (!end_info) | |
7997 | { | |
7998 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 7999 | if (fp) fclose (fp); |
333b20bb GM |
8000 | UNGCPRO; |
8001 | return 0; | |
8002 | } | |
8003 | ||
8004 | /* Set error jump-back. We come back here when the PNG library | |
8005 | detects an error. */ | |
8006 | if (setjmp (png_ptr->jmpbuf)) | |
8007 | { | |
8008 | error: | |
8009 | if (png_ptr) | |
8010 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8011 | xfree (pixels); | |
8012 | xfree (rows); | |
63448a4d | 8013 | if (fp) fclose (fp); |
333b20bb GM |
8014 | UNGCPRO; |
8015 | return 0; | |
8016 | } | |
8017 | ||
8018 | /* Read image info. */ | |
63448a4d | 8019 | if (!NILP (specified_data)) |
5ad6a5fb | 8020 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 8021 | else |
5ad6a5fb | 8022 | png_init_io (png_ptr, fp); |
63448a4d | 8023 | |
333b20bb GM |
8024 | png_set_sig_bytes (png_ptr, sizeof sig); |
8025 | png_read_info (png_ptr, info_ptr); | |
8026 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
8027 | &interlace_type, NULL, NULL); | |
8028 | ||
177c0ea7 | 8029 | /* If image contains simply transparency data, we prefer to |
333b20bb GM |
8030 | construct a clipping mask. */ |
8031 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
8032 | transparent_p = 1; | |
8033 | else | |
8034 | transparent_p = 0; | |
8035 | ||
177c0ea7 | 8036 | /* This function is easier to write if we only have to handle |
333b20bb GM |
8037 | one data format: RGB or RGBA with 8 bits per channel. Let's |
8038 | transform other formats into that format. */ | |
8039 | ||
8040 | /* Strip more than 8 bits per channel. */ | |
8041 | if (bit_depth == 16) | |
8042 | png_set_strip_16 (png_ptr); | |
8043 | ||
8044 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
8045 | if available. */ | |
8046 | png_set_expand (png_ptr); | |
8047 | ||
8048 | /* Convert grayscale images to RGB. */ | |
177c0ea7 | 8049 | if (color_type == PNG_COLOR_TYPE_GRAY |
333b20bb GM |
8050 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) |
8051 | png_set_gray_to_rgb (png_ptr); | |
8052 | ||
d4405ed7 | 8053 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
333b20bb | 8054 | |
bfa261c0 | 8055 | #if 0 /* Avoid double gamma correction for PNG images. */ |
8972820c SM |
8056 | { /* Tell the PNG lib to handle gamma correction for us. */ |
8057 | int intent; | |
8058 | double image_gamma; | |
6c1aa34d | 8059 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
8972820c SM |
8060 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
8061 | /* The libpng documentation says this is right in this case. */ | |
8062 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
8063 | else | |
6c1aa34d | 8064 | #endif |
8972820c SM |
8065 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) |
8066 | /* Image contains gamma information. */ | |
8067 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
8068 | else | |
8069 | /* Use the standard default for the image gamma. */ | |
8070 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
8071 | } | |
7273d100 | 8072 | #endif /* if 0 */ |
333b20bb GM |
8073 | |
8074 | /* Handle alpha channel by combining the image with a background | |
8075 | color. Do this only if a real alpha channel is supplied. For | |
8076 | simple transparency, we prefer a clipping mask. */ | |
8077 | if (!transparent_p) | |
8078 | { | |
f20a3b7a MB |
8079 | png_color_16 *image_bg; |
8080 | Lisp_Object specified_bg | |
8081 | = image_spec_value (img->spec, QCbackground, NULL); | |
8082 | ||
f2f0a644 | 8083 | if (STRINGP (specified_bg)) |
f20a3b7a MB |
8084 | /* The user specified `:background', use that. */ |
8085 | { | |
8086 | XColor color; | |
d5db4077 | 8087 | if (x_defined_color (f, SDATA (specified_bg), &color, 0)) |
f20a3b7a MB |
8088 | { |
8089 | png_color_16 user_bg; | |
8090 | ||
8091 | bzero (&user_bg, sizeof user_bg); | |
8092 | user_bg.red = color.red; | |
8093 | user_bg.green = color.green; | |
8094 | user_bg.blue = color.blue; | |
333b20bb | 8095 | |
f20a3b7a MB |
8096 | png_set_background (png_ptr, &user_bg, |
8097 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
8098 | } | |
8099 | } | |
8100 | else if (png_get_bKGD (png_ptr, info_ptr, &image_bg)) | |
177c0ea7 | 8101 | /* Image contains a background color with which to |
333b20bb | 8102 | combine the image. */ |
f20a3b7a | 8103 | png_set_background (png_ptr, image_bg, |
333b20bb GM |
8104 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); |
8105 | else | |
8106 | { | |
8107 | /* Image does not contain a background color with which | |
177c0ea7 | 8108 | to combine the image data via an alpha channel. Use |
333b20bb GM |
8109 | the frame's background instead. */ |
8110 | XColor color; | |
8111 | Colormap cmap; | |
8112 | png_color_16 frame_background; | |
8113 | ||
9b2956e2 | 8114 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 8115 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a31fedb7 | 8116 | x_query_color (f, &color); |
333b20bb GM |
8117 | |
8118 | bzero (&frame_background, sizeof frame_background); | |
8119 | frame_background.red = color.red; | |
8120 | frame_background.green = color.green; | |
8121 | frame_background.blue = color.blue; | |
8122 | ||
8123 | png_set_background (png_ptr, &frame_background, | |
8124 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
8125 | } | |
8126 | } | |
8127 | ||
8128 | /* Update info structure. */ | |
8129 | png_read_update_info (png_ptr, info_ptr); | |
8130 | ||
8131 | /* Get number of channels. Valid values are 1 for grayscale images | |
8132 | and images with a palette, 2 for grayscale images with transparency | |
8133 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
8134 | images with alpha channel, i.e. RGBA. If conversions above were | |
8135 | sufficient we should only have 3 or 4 channels here. */ | |
8136 | channels = png_get_channels (png_ptr, info_ptr); | |
8137 | xassert (channels == 3 || channels == 4); | |
8138 | ||
8139 | /* Number of bytes needed for one row of the image. */ | |
8140 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
8141 | ||
8142 | /* Allocate memory for the image. */ | |
8143 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
8144 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
8145 | for (i = 0; i < height; ++i) | |
8146 | rows[i] = pixels + i * row_bytes; | |
8147 | ||
8148 | /* Read the entire image. */ | |
8149 | png_read_image (png_ptr, rows); | |
8150 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
8151 | if (fp) |
8152 | { | |
8153 | fclose (fp); | |
8154 | fp = NULL; | |
8155 | } | |
177c0ea7 | 8156 | |
333b20bb | 8157 | /* Create the X image and pixmap. */ |
45158a91 | 8158 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 8159 | &img->pixmap)) |
28c7826c | 8160 | goto error; |
177c0ea7 | 8161 | |
333b20bb GM |
8162 | /* Create an image and pixmap serving as mask if the PNG image |
8163 | contains an alpha channel. */ | |
8164 | if (channels == 4 | |
8165 | && !transparent_p | |
45158a91 | 8166 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
8167 | &mask_img, &img->mask)) |
8168 | { | |
8169 | x_destroy_x_image (ximg); | |
8170 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 8171 | img->pixmap = None; |
333b20bb GM |
8172 | goto error; |
8173 | } | |
8174 | ||
8175 | /* Fill the X image and mask from PNG data. */ | |
8176 | init_color_table (); | |
8177 | ||
8178 | for (y = 0; y < height; ++y) | |
8179 | { | |
8180 | png_byte *p = rows[y]; | |
8181 | ||
8182 | for (x = 0; x < width; ++x) | |
8183 | { | |
8184 | unsigned r, g, b; | |
8185 | ||
8186 | r = *p++ << 8; | |
8187 | g = *p++ << 8; | |
8188 | b = *p++ << 8; | |
8189 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8190 | ||
8191 | /* An alpha channel, aka mask channel, associates variable | |
177c0ea7 JB |
8192 | transparency with an image. Where other image formats |
8193 | support binary transparency---fully transparent or fully | |
333b20bb GM |
8194 | opaque---PNG allows up to 254 levels of partial transparency. |
8195 | The PNG library implements partial transparency by combining | |
8196 | the image with a specified background color. | |
8197 | ||
8198 | I'm not sure how to handle this here nicely: because the | |
8199 | background on which the image is displayed may change, for | |
177c0ea7 JB |
8200 | real alpha channel support, it would be necessary to create |
8201 | a new image for each possible background. | |
333b20bb GM |
8202 | |
8203 | What I'm doing now is that a mask is created if we have | |
8204 | boolean transparency information. Otherwise I'm using | |
8205 | the frame's background color to combine the image with. */ | |
8206 | ||
8207 | if (channels == 4) | |
8208 | { | |
8209 | if (mask_img) | |
8210 | XPutPixel (mask_img, x, y, *p > 0); | |
8211 | ++p; | |
8212 | } | |
8213 | } | |
8214 | } | |
8215 | ||
f20a3b7a MB |
8216 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
8217 | /* Set IMG's background color from the PNG image, unless the user | |
8218 | overrode it. */ | |
8219 | { | |
8220 | png_color_16 *bg; | |
8221 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
8222 | { | |
f2f0a644 | 8223 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
f20a3b7a MB |
8224 | img->background_valid = 1; |
8225 | } | |
8226 | } | |
8227 | ||
333b20bb GM |
8228 | /* Remember colors allocated for this image. */ |
8229 | img->colors = colors_in_color_table (&img->ncolors); | |
8230 | free_color_table (); | |
8231 | ||
8232 | /* Clean up. */ | |
8233 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8234 | xfree (rows); | |
8235 | xfree (pixels); | |
8236 | ||
8237 | img->width = width; | |
8238 | img->height = height; | |
8239 | ||
f20a3b7a MB |
8240 | /* Maybe fill in the background field while we have ximg handy. */ |
8241 | IMAGE_BACKGROUND (img, f, ximg); | |
8242 | ||
333b20bb GM |
8243 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
8244 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8245 | x_destroy_x_image (ximg); | |
8246 | ||
8247 | /* Same for the mask. */ | |
8248 | if (mask_img) | |
8249 | { | |
f20a3b7a MB |
8250 | /* Fill in the background_transparent field while we have the mask |
8251 | handy. */ | |
8252 | image_background_transparent (img, f, mask_img); | |
8253 | ||
333b20bb GM |
8254 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
8255 | x_destroy_x_image (mask_img); | |
8256 | } | |
8257 | ||
333b20bb GM |
8258 | UNGCPRO; |
8259 | return 1; | |
8260 | } | |
8261 | ||
8262 | #endif /* HAVE_PNG != 0 */ | |
8263 | ||
8264 | ||
8265 | \f | |
8266 | /*********************************************************************** | |
8267 | JPEG | |
8268 | ***********************************************************************/ | |
8269 | ||
8270 | #if HAVE_JPEG | |
8271 | ||
ba06aba4 GM |
8272 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
8273 | jconfig.h. */ | |
8274 | #ifdef HAVE_STDLIB_H | |
8275 | #define HAVE_STDLIB_H_1 | |
8276 | #undef HAVE_STDLIB_H | |
8277 | #endif /* HAVE_STLIB_H */ | |
8278 | ||
333b20bb GM |
8279 | #include <jpeglib.h> |
8280 | #include <jerror.h> | |
8281 | #include <setjmp.h> | |
8282 | ||
ba06aba4 GM |
8283 | #ifdef HAVE_STLIB_H_1 |
8284 | #define HAVE_STDLIB_H 1 | |
8285 | #endif | |
8286 | ||
333b20bb GM |
8287 | static int jpeg_image_p P_ ((Lisp_Object object)); |
8288 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
8289 | ||
8290 | /* The symbol `jpeg' identifying images of this type. */ | |
8291 | ||
8292 | Lisp_Object Qjpeg; | |
8293 | ||
8294 | /* Indices of image specification fields in gs_format, below. */ | |
8295 | ||
8296 | enum jpeg_keyword_index | |
8297 | { | |
8298 | JPEG_TYPE, | |
8e39770a | 8299 | JPEG_DATA, |
333b20bb GM |
8300 | JPEG_FILE, |
8301 | JPEG_ASCENT, | |
8302 | JPEG_MARGIN, | |
8303 | JPEG_RELIEF, | |
8304 | JPEG_ALGORITHM, | |
8305 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 8306 | JPEG_MASK, |
f20a3b7a | 8307 | JPEG_BACKGROUND, |
333b20bb GM |
8308 | JPEG_LAST |
8309 | }; | |
8310 | ||
8311 | /* Vector of image_keyword structures describing the format | |
8312 | of valid user-defined image specifications. */ | |
8313 | ||
8314 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
8315 | { | |
8316 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8317 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 8318 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8319 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8320 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8321 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8322 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8323 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
8324 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8325 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8326 | }; |
8327 | ||
8328 | /* Structure describing the image type `jpeg'. */ | |
8329 | ||
8330 | static struct image_type jpeg_type = | |
8331 | { | |
8332 | &Qjpeg, | |
8333 | jpeg_image_p, | |
8334 | jpeg_load, | |
8335 | x_clear_image, | |
8336 | NULL | |
8337 | }; | |
8338 | ||
8339 | ||
8340 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
8341 | ||
8342 | static int | |
8343 | jpeg_image_p (object) | |
8344 | Lisp_Object object; | |
8345 | { | |
8346 | struct image_keyword fmt[JPEG_LAST]; | |
177c0ea7 | 8347 | |
333b20bb | 8348 | bcopy (jpeg_format, fmt, sizeof fmt); |
177c0ea7 | 8349 | |
7c7ff7f5 | 8350 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 8351 | return 0; |
8e39770a | 8352 | |
63cec32f GM |
8353 | /* Must specify either the :data or :file keyword. */ |
8354 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
8355 | } |
8356 | ||
8e39770a | 8357 | |
333b20bb GM |
8358 | struct my_jpeg_error_mgr |
8359 | { | |
8360 | struct jpeg_error_mgr pub; | |
8361 | jmp_buf setjmp_buffer; | |
8362 | }; | |
8363 | ||
e3130015 | 8364 | |
333b20bb GM |
8365 | static void |
8366 | my_error_exit (cinfo) | |
8367 | j_common_ptr cinfo; | |
8368 | { | |
8369 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
8370 | longjmp (mgr->setjmp_buffer, 1); | |
8371 | } | |
8372 | ||
e3130015 | 8373 | |
8e39770a GM |
8374 | /* Init source method for JPEG data source manager. Called by |
8375 | jpeg_read_header() before any data is actually read. See | |
8376 | libjpeg.doc from the JPEG lib distribution. */ | |
8377 | ||
8378 | static void | |
8379 | our_init_source (cinfo) | |
8380 | j_decompress_ptr cinfo; | |
8381 | { | |
8382 | } | |
8383 | ||
8384 | ||
8385 | /* Fill input buffer method for JPEG data source manager. Called | |
8386 | whenever more data is needed. We read the whole image in one step, | |
8387 | so this only adds a fake end of input marker at the end. */ | |
8388 | ||
8389 | static boolean | |
8390 | our_fill_input_buffer (cinfo) | |
8391 | j_decompress_ptr cinfo; | |
8392 | { | |
8393 | /* Insert a fake EOI marker. */ | |
8394 | struct jpeg_source_mgr *src = cinfo->src; | |
8395 | static JOCTET buffer[2]; | |
8396 | ||
8397 | buffer[0] = (JOCTET) 0xFF; | |
8398 | buffer[1] = (JOCTET) JPEG_EOI; | |
8399 | ||
8400 | src->next_input_byte = buffer; | |
8401 | src->bytes_in_buffer = 2; | |
8402 | return TRUE; | |
8403 | } | |
8404 | ||
8405 | ||
8406 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
8407 | is the JPEG data source manager. */ | |
8408 | ||
8409 | static void | |
8410 | our_skip_input_data (cinfo, num_bytes) | |
8411 | j_decompress_ptr cinfo; | |
8412 | long num_bytes; | |
8413 | { | |
8414 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
8415 | ||
8416 | if (src) | |
8417 | { | |
8418 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 8419 | ERREXIT (cinfo, JERR_INPUT_EOF); |
177c0ea7 | 8420 | |
8e39770a GM |
8421 | src->bytes_in_buffer -= num_bytes; |
8422 | src->next_input_byte += num_bytes; | |
8423 | } | |
8424 | } | |
8425 | ||
8426 | ||
8427 | /* Method to terminate data source. Called by | |
8428 | jpeg_finish_decompress() after all data has been processed. */ | |
8429 | ||
8430 | static void | |
8431 | our_term_source (cinfo) | |
8432 | j_decompress_ptr cinfo; | |
8433 | { | |
8434 | } | |
8435 | ||
8436 | ||
8437 | /* Set up the JPEG lib for reading an image from DATA which contains | |
8438 | LEN bytes. CINFO is the decompression info structure created for | |
8439 | reading the image. */ | |
8440 | ||
8441 | static void | |
8442 | jpeg_memory_src (cinfo, data, len) | |
8443 | j_decompress_ptr cinfo; | |
8444 | JOCTET *data; | |
8445 | unsigned int len; | |
8446 | { | |
8447 | struct jpeg_source_mgr *src; | |
8448 | ||
8449 | if (cinfo->src == NULL) | |
8450 | { | |
8451 | /* First time for this JPEG object? */ | |
8452 | cinfo->src = (struct jpeg_source_mgr *) | |
8453 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
8454 | sizeof (struct jpeg_source_mgr)); | |
8455 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8456 | src->next_input_byte = data; | |
8457 | } | |
177c0ea7 | 8458 | |
8e39770a GM |
8459 | src = (struct jpeg_source_mgr *) cinfo->src; |
8460 | src->init_source = our_init_source; | |
8461 | src->fill_input_buffer = our_fill_input_buffer; | |
8462 | src->skip_input_data = our_skip_input_data; | |
8463 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
8464 | src->term_source = our_term_source; | |
8465 | src->bytes_in_buffer = len; | |
8466 | src->next_input_byte = data; | |
8467 | } | |
8468 | ||
5ad6a5fb | 8469 | |
333b20bb GM |
8470 | /* Load image IMG for use on frame F. Patterned after example.c |
8471 | from the JPEG lib. */ | |
8472 | ||
177c0ea7 | 8473 | static int |
333b20bb GM |
8474 | jpeg_load (f, img) |
8475 | struct frame *f; | |
8476 | struct image *img; | |
8477 | { | |
8478 | struct jpeg_decompress_struct cinfo; | |
8479 | struct my_jpeg_error_mgr mgr; | |
8480 | Lisp_Object file, specified_file; | |
8e39770a | 8481 | Lisp_Object specified_data; |
8ec8a5ec | 8482 | FILE * volatile fp = NULL; |
333b20bb GM |
8483 | JSAMPARRAY buffer; |
8484 | int row_stride, x, y; | |
8485 | XImage *ximg = NULL; | |
b6d7acec | 8486 | int rc; |
333b20bb GM |
8487 | unsigned long *colors; |
8488 | int width, height; | |
8489 | struct gcpro gcpro1; | |
8490 | ||
8491 | /* Open the JPEG file. */ | |
8492 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 8493 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8494 | file = Qnil; |
8495 | GCPRO1 (file); | |
8e39770a | 8496 | |
8e39770a | 8497 | if (NILP (specified_data)) |
333b20bb | 8498 | { |
8e39770a | 8499 | file = x_find_image_file (specified_file); |
8e39770a GM |
8500 | if (!STRINGP (file)) |
8501 | { | |
45158a91 | 8502 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
8503 | UNGCPRO; |
8504 | return 0; | |
8505 | } | |
177c0ea7 | 8506 | |
d5db4077 | 8507 | fp = fopen (SDATA (file), "r"); |
8e39770a GM |
8508 | if (fp == NULL) |
8509 | { | |
8510 | image_error ("Cannot open `%s'", file, Qnil); | |
8511 | UNGCPRO; | |
8512 | return 0; | |
8513 | } | |
333b20bb GM |
8514 | } |
8515 | ||
5ad6a5fb GM |
8516 | /* Customize libjpeg's error handling to call my_error_exit when an |
8517 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 8518 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 8519 | mgr.pub.error_exit = my_error_exit; |
177c0ea7 | 8520 | |
333b20bb GM |
8521 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) |
8522 | { | |
5ad6a5fb GM |
8523 | if (rc == 1) |
8524 | { | |
8525 | /* Called from my_error_exit. Display a JPEG error. */ | |
8526 | char buffer[JMSG_LENGTH_MAX]; | |
8527 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 8528 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
8529 | build_string (buffer)); |
8530 | } | |
177c0ea7 | 8531 | |
333b20bb | 8532 | /* Close the input file and destroy the JPEG object. */ |
5ad6a5fb | 8533 | if (fp) |
8ec8a5ec | 8534 | fclose ((FILE *) fp); |
333b20bb GM |
8535 | jpeg_destroy_decompress (&cinfo); |
8536 | ||
5ad6a5fb GM |
8537 | /* If we already have an XImage, free that. */ |
8538 | x_destroy_x_image (ximg); | |
333b20bb | 8539 | |
5ad6a5fb GM |
8540 | /* Free pixmap and colors. */ |
8541 | x_clear_image (f, img); | |
177c0ea7 | 8542 | |
5ad6a5fb GM |
8543 | UNGCPRO; |
8544 | return 0; | |
333b20bb GM |
8545 | } |
8546 | ||
8547 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 8548 | Read the JPEG image header. */ |
333b20bb | 8549 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
8550 | |
8551 | if (NILP (specified_data)) | |
8ec8a5ec | 8552 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a | 8553 | else |
d5db4077 KR |
8554 | jpeg_memory_src (&cinfo, SDATA (specified_data), |
8555 | SBYTES (specified_data)); | |
63448a4d | 8556 | |
333b20bb GM |
8557 | jpeg_read_header (&cinfo, TRUE); |
8558 | ||
8559 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 8560 | Start decompression. */ |
333b20bb GM |
8561 | cinfo.quantize_colors = TRUE; |
8562 | jpeg_start_decompress (&cinfo); | |
8563 | width = img->width = cinfo.output_width; | |
8564 | height = img->height = cinfo.output_height; | |
8565 | ||
333b20bb | 8566 | /* Create X image and pixmap. */ |
45158a91 | 8567 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 8568 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
8569 | |
8570 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
8571 | cinfo.actual_number_of_colors has been set with the number of |
8572 | colors generated, and cinfo.colormap is a two-dimensional array | |
8573 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
8574 | No more than 255 colors will be generated. */ | |
333b20bb | 8575 | { |
5ad6a5fb GM |
8576 | int i, ir, ig, ib; |
8577 | ||
8578 | if (cinfo.out_color_components > 2) | |
8579 | ir = 0, ig = 1, ib = 2; | |
8580 | else if (cinfo.out_color_components > 1) | |
8581 | ir = 0, ig = 1, ib = 0; | |
8582 | else | |
8583 | ir = 0, ig = 0, ib = 0; | |
8584 | ||
8585 | /* Use the color table mechanism because it handles colors that | |
8586 | cannot be allocated nicely. Such colors will be replaced with | |
8587 | a default color, and we don't have to care about which colors | |
8588 | can be freed safely, and which can't. */ | |
8589 | init_color_table (); | |
8590 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
8591 | * sizeof *colors); | |
177c0ea7 | 8592 | |
5ad6a5fb GM |
8593 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
8594 | { | |
8595 | /* Multiply RGB values with 255 because X expects RGB values | |
8596 | in the range 0..0xffff. */ | |
8597 | int r = cinfo.colormap[ir][i] << 8; | |
8598 | int g = cinfo.colormap[ig][i] << 8; | |
8599 | int b = cinfo.colormap[ib][i] << 8; | |
8600 | colors[i] = lookup_rgb_color (f, r, g, b); | |
8601 | } | |
333b20bb | 8602 | |
5ad6a5fb GM |
8603 | /* Remember those colors actually allocated. */ |
8604 | img->colors = colors_in_color_table (&img->ncolors); | |
8605 | free_color_table (); | |
333b20bb GM |
8606 | } |
8607 | ||
8608 | /* Read pixels. */ | |
8609 | row_stride = width * cinfo.output_components; | |
8610 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 8611 | row_stride, 1); |
333b20bb GM |
8612 | for (y = 0; y < height; ++y) |
8613 | { | |
5ad6a5fb GM |
8614 | jpeg_read_scanlines (&cinfo, buffer, 1); |
8615 | for (x = 0; x < cinfo.output_width; ++x) | |
8616 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
8617 | } |
8618 | ||
8619 | /* Clean up. */ | |
8620 | jpeg_finish_decompress (&cinfo); | |
8621 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 8622 | if (fp) |
8ec8a5ec | 8623 | fclose ((FILE *) fp); |
f20a3b7a MB |
8624 | |
8625 | /* Maybe fill in the background field while we have ximg handy. */ | |
8626 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8627 | IMAGE_BACKGROUND (img, f, ximg); | |
177c0ea7 | 8628 | |
333b20bb GM |
8629 | /* Put the image into the pixmap. */ |
8630 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8631 | x_destroy_x_image (ximg); | |
333b20bb GM |
8632 | UNGCPRO; |
8633 | return 1; | |
8634 | } | |
8635 | ||
8636 | #endif /* HAVE_JPEG */ | |
8637 | ||
8638 | ||
8639 | \f | |
8640 | /*********************************************************************** | |
8641 | TIFF | |
8642 | ***********************************************************************/ | |
8643 | ||
8644 | #if HAVE_TIFF | |
8645 | ||
cf4790ad | 8646 | #include <tiffio.h> |
333b20bb GM |
8647 | |
8648 | static int tiff_image_p P_ ((Lisp_Object object)); | |
8649 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
8650 | ||
8651 | /* The symbol `tiff' identifying images of this type. */ | |
8652 | ||
8653 | Lisp_Object Qtiff; | |
8654 | ||
8655 | /* Indices of image specification fields in tiff_format, below. */ | |
8656 | ||
8657 | enum tiff_keyword_index | |
8658 | { | |
8659 | TIFF_TYPE, | |
63448a4d | 8660 | TIFF_DATA, |
333b20bb GM |
8661 | TIFF_FILE, |
8662 | TIFF_ASCENT, | |
8663 | TIFF_MARGIN, | |
8664 | TIFF_RELIEF, | |
8665 | TIFF_ALGORITHM, | |
8666 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 8667 | TIFF_MASK, |
f20a3b7a | 8668 | TIFF_BACKGROUND, |
333b20bb GM |
8669 | TIFF_LAST |
8670 | }; | |
8671 | ||
8672 | /* Vector of image_keyword structures describing the format | |
8673 | of valid user-defined image specifications. */ | |
8674 | ||
8675 | static struct image_keyword tiff_format[TIFF_LAST] = | |
8676 | { | |
8677 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8678 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8679 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8680 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8681 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8682 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8683 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8684 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
8685 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8686 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8687 | }; |
8688 | ||
8689 | /* Structure describing the image type `tiff'. */ | |
8690 | ||
8691 | static struct image_type tiff_type = | |
8692 | { | |
8693 | &Qtiff, | |
8694 | tiff_image_p, | |
8695 | tiff_load, | |
8696 | x_clear_image, | |
8697 | NULL | |
8698 | }; | |
8699 | ||
8700 | ||
8701 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
8702 | ||
8703 | static int | |
8704 | tiff_image_p (object) | |
8705 | Lisp_Object object; | |
8706 | { | |
8707 | struct image_keyword fmt[TIFF_LAST]; | |
8708 | bcopy (tiff_format, fmt, sizeof fmt); | |
177c0ea7 | 8709 | |
7c7ff7f5 | 8710 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 8711 | return 0; |
177c0ea7 | 8712 | |
63cec32f GM |
8713 | /* Must specify either the :data or :file keyword. */ |
8714 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
8715 | } |
8716 | ||
5ad6a5fb GM |
8717 | |
8718 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
8719 | memory source, but we have to provide a lot of extra functions. | |
8720 | Blah. | |
63448a4d WP |
8721 | |
8722 | We really only need to implement read and seek, but I am not | |
8723 | convinced that the TIFF library is smart enough not to destroy | |
8724 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
8725 | override. */ |
8726 | ||
8727 | typedef struct | |
8728 | { | |
63448a4d WP |
8729 | unsigned char *bytes; |
8730 | size_t len; | |
8731 | int index; | |
5ad6a5fb GM |
8732 | } |
8733 | tiff_memory_source; | |
63448a4d | 8734 | |
e3130015 | 8735 | |
5ad6a5fb GM |
8736 | static size_t |
8737 | tiff_read_from_memory (data, buf, size) | |
8738 | thandle_t data; | |
8739 | tdata_t buf; | |
8740 | tsize_t size; | |
63448a4d | 8741 | { |
5ad6a5fb | 8742 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8743 | |
8744 | if (size > src->len - src->index) | |
5ad6a5fb GM |
8745 | return (size_t) -1; |
8746 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
8747 | src->index += size; |
8748 | return size; | |
8749 | } | |
8750 | ||
e3130015 | 8751 | |
5ad6a5fb GM |
8752 | static size_t |
8753 | tiff_write_from_memory (data, buf, size) | |
8754 | thandle_t data; | |
8755 | tdata_t buf; | |
8756 | tsize_t size; | |
63448a4d WP |
8757 | { |
8758 | return (size_t) -1; | |
8759 | } | |
8760 | ||
e3130015 | 8761 | |
5ad6a5fb GM |
8762 | static toff_t |
8763 | tiff_seek_in_memory (data, off, whence) | |
8764 | thandle_t data; | |
8765 | toff_t off; | |
8766 | int whence; | |
63448a4d | 8767 | { |
5ad6a5fb | 8768 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8769 | int idx; |
8770 | ||
8771 | switch (whence) | |
5ad6a5fb GM |
8772 | { |
8773 | case SEEK_SET: /* Go from beginning of source. */ | |
8774 | idx = off; | |
8775 | break; | |
177c0ea7 | 8776 | |
5ad6a5fb GM |
8777 | case SEEK_END: /* Go from end of source. */ |
8778 | idx = src->len + off; | |
8779 | break; | |
177c0ea7 | 8780 | |
5ad6a5fb GM |
8781 | case SEEK_CUR: /* Go from current position. */ |
8782 | idx = src->index + off; | |
8783 | break; | |
177c0ea7 | 8784 | |
5ad6a5fb GM |
8785 | default: /* Invalid `whence'. */ |
8786 | return -1; | |
8787 | } | |
177c0ea7 | 8788 | |
5ad6a5fb GM |
8789 | if (idx > src->len || idx < 0) |
8790 | return -1; | |
177c0ea7 | 8791 | |
63448a4d WP |
8792 | src->index = idx; |
8793 | return src->index; | |
8794 | } | |
8795 | ||
e3130015 | 8796 | |
5ad6a5fb GM |
8797 | static int |
8798 | tiff_close_memory (data) | |
8799 | thandle_t data; | |
63448a4d WP |
8800 | { |
8801 | /* NOOP */ | |
5ad6a5fb | 8802 | return 0; |
63448a4d WP |
8803 | } |
8804 | ||
e3130015 | 8805 | |
5ad6a5fb GM |
8806 | static int |
8807 | tiff_mmap_memory (data, pbase, psize) | |
8808 | thandle_t data; | |
8809 | tdata_t *pbase; | |
8810 | toff_t *psize; | |
63448a4d WP |
8811 | { |
8812 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 8813 | return 0; |
63448a4d WP |
8814 | } |
8815 | ||
e3130015 | 8816 | |
5ad6a5fb GM |
8817 | static void |
8818 | tiff_unmap_memory (data, base, size) | |
8819 | thandle_t data; | |
8820 | tdata_t base; | |
8821 | toff_t size; | |
63448a4d WP |
8822 | { |
8823 | /* We don't need to do this. */ | |
63448a4d WP |
8824 | } |
8825 | ||
e3130015 | 8826 | |
5ad6a5fb GM |
8827 | static toff_t |
8828 | tiff_size_of_memory (data) | |
8829 | thandle_t data; | |
63448a4d | 8830 | { |
5ad6a5fb | 8831 | return ((tiff_memory_source *) data)->len; |
63448a4d | 8832 | } |
333b20bb | 8833 | |
e3130015 | 8834 | |
c6892044 GM |
8835 | static void |
8836 | tiff_error_handler (title, format, ap) | |
8837 | const char *title, *format; | |
8838 | va_list ap; | |
8839 | { | |
8840 | char buf[512]; | |
8841 | int len; | |
177c0ea7 | 8842 | |
c6892044 GM |
8843 | len = sprintf (buf, "TIFF error: %s ", title); |
8844 | vsprintf (buf + len, format, ap); | |
8845 | add_to_log (buf, Qnil, Qnil); | |
8846 | } | |
8847 | ||
8848 | ||
8849 | static void | |
8850 | tiff_warning_handler (title, format, ap) | |
8851 | const char *title, *format; | |
8852 | va_list ap; | |
8853 | { | |
8854 | char buf[512]; | |
8855 | int len; | |
177c0ea7 | 8856 | |
c6892044 GM |
8857 | len = sprintf (buf, "TIFF warning: %s ", title); |
8858 | vsprintf (buf + len, format, ap); | |
8859 | add_to_log (buf, Qnil, Qnil); | |
8860 | } | |
8861 | ||
8862 | ||
333b20bb GM |
8863 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
8864 | successful. */ | |
8865 | ||
8866 | static int | |
8867 | tiff_load (f, img) | |
8868 | struct frame *f; | |
8869 | struct image *img; | |
8870 | { | |
8871 | Lisp_Object file, specified_file; | |
63448a4d | 8872 | Lisp_Object specified_data; |
333b20bb GM |
8873 | TIFF *tiff; |
8874 | int width, height, x, y; | |
8875 | uint32 *buf; | |
8876 | int rc; | |
8877 | XImage *ximg; | |
8878 | struct gcpro gcpro1; | |
63448a4d | 8879 | tiff_memory_source memsrc; |
333b20bb GM |
8880 | |
8881 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8882 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8883 | file = Qnil; |
8884 | GCPRO1 (file); | |
63448a4d | 8885 | |
c6892044 GM |
8886 | TIFFSetErrorHandler (tiff_error_handler); |
8887 | TIFFSetWarningHandler (tiff_warning_handler); | |
8888 | ||
63448a4d | 8889 | if (NILP (specified_data)) |
5ad6a5fb GM |
8890 | { |
8891 | /* Read from a file */ | |
8892 | file = x_find_image_file (specified_file); | |
8893 | if (!STRINGP (file)) | |
63448a4d | 8894 | { |
45158a91 | 8895 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
8896 | UNGCPRO; |
8897 | return 0; | |
8898 | } | |
177c0ea7 | 8899 | |
5ad6a5fb | 8900 | /* Try to open the image file. */ |
d5db4077 | 8901 | tiff = TIFFOpen (SDATA (file), "r"); |
5ad6a5fb GM |
8902 | if (tiff == NULL) |
8903 | { | |
8904 | image_error ("Cannot open `%s'", file, Qnil); | |
8905 | UNGCPRO; | |
8906 | return 0; | |
63448a4d | 8907 | } |
5ad6a5fb | 8908 | } |
63448a4d | 8909 | else |
5ad6a5fb GM |
8910 | { |
8911 | /* Memory source! */ | |
d5db4077 KR |
8912 | memsrc.bytes = SDATA (specified_data); |
8913 | memsrc.len = SBYTES (specified_data); | |
5ad6a5fb GM |
8914 | memsrc.index = 0; |
8915 | ||
8916 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
8917 | (TIFFReadWriteProc) tiff_read_from_memory, | |
8918 | (TIFFReadWriteProc) tiff_write_from_memory, | |
8919 | tiff_seek_in_memory, | |
8920 | tiff_close_memory, | |
8921 | tiff_size_of_memory, | |
8922 | tiff_mmap_memory, | |
8923 | tiff_unmap_memory); | |
8924 | ||
8925 | if (!tiff) | |
63448a4d | 8926 | { |
45158a91 | 8927 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8928 | UNGCPRO; |
8929 | return 0; | |
63448a4d | 8930 | } |
5ad6a5fb | 8931 | } |
333b20bb GM |
8932 | |
8933 | /* Get width and height of the image, and allocate a raster buffer | |
8934 | of width x height 32-bit values. */ | |
8935 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
8936 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
8937 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
177c0ea7 | 8938 | |
333b20bb GM |
8939 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); |
8940 | TIFFClose (tiff); | |
8941 | if (!rc) | |
8942 | { | |
45158a91 | 8943 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
8944 | xfree (buf); |
8945 | UNGCPRO; | |
8946 | return 0; | |
8947 | } | |
8948 | ||
333b20bb | 8949 | /* Create the X image and pixmap. */ |
45158a91 | 8950 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 8951 | { |
333b20bb GM |
8952 | xfree (buf); |
8953 | UNGCPRO; | |
8954 | return 0; | |
8955 | } | |
8956 | ||
8957 | /* Initialize the color table. */ | |
8958 | init_color_table (); | |
8959 | ||
8960 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
8961 | for (y = 0; y < height; ++y) | |
8962 | { | |
8963 | uint32 *row = buf + y * width; | |
177c0ea7 | 8964 | |
333b20bb GM |
8965 | for (x = 0; x < width; ++x) |
8966 | { | |
8967 | uint32 abgr = row[x]; | |
8968 | int r = TIFFGetR (abgr) << 8; | |
8969 | int g = TIFFGetG (abgr) << 8; | |
8970 | int b = TIFFGetB (abgr) << 8; | |
177c0ea7 | 8971 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); |
333b20bb GM |
8972 | } |
8973 | } | |
8974 | ||
8975 | /* Remember the colors allocated for the image. Free the color table. */ | |
8976 | img->colors = colors_in_color_table (&img->ncolors); | |
8977 | free_color_table (); | |
177c0ea7 | 8978 | |
f20a3b7a MB |
8979 | img->width = width; |
8980 | img->height = height; | |
8981 | ||
8982 | /* Maybe fill in the background field while we have ximg handy. */ | |
8983 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8984 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
8985 | |
8986 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8987 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8988 | x_destroy_x_image (ximg); | |
8989 | xfree (buf); | |
333b20bb GM |
8990 | |
8991 | UNGCPRO; | |
8992 | return 1; | |
8993 | } | |
8994 | ||
8995 | #endif /* HAVE_TIFF != 0 */ | |
8996 | ||
8997 | ||
8998 | \f | |
8999 | /*********************************************************************** | |
9000 | GIF | |
9001 | ***********************************************************************/ | |
9002 | ||
9003 | #if HAVE_GIF | |
9004 | ||
9005 | #include <gif_lib.h> | |
9006 | ||
9007 | static int gif_image_p P_ ((Lisp_Object object)); | |
9008 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9009 | ||
9010 | /* The symbol `gif' identifying images of this type. */ | |
9011 | ||
9012 | Lisp_Object Qgif; | |
9013 | ||
9014 | /* Indices of image specification fields in gif_format, below. */ | |
9015 | ||
9016 | enum gif_keyword_index | |
9017 | { | |
9018 | GIF_TYPE, | |
63448a4d | 9019 | GIF_DATA, |
333b20bb GM |
9020 | GIF_FILE, |
9021 | GIF_ASCENT, | |
9022 | GIF_MARGIN, | |
9023 | GIF_RELIEF, | |
9024 | GIF_ALGORITHM, | |
9025 | GIF_HEURISTIC_MASK, | |
4a8e312c | 9026 | GIF_MASK, |
333b20bb | 9027 | GIF_IMAGE, |
f20a3b7a | 9028 | GIF_BACKGROUND, |
333b20bb GM |
9029 | GIF_LAST |
9030 | }; | |
9031 | ||
9032 | /* Vector of image_keyword structures describing the format | |
9033 | of valid user-defined image specifications. */ | |
9034 | ||
9035 | static struct image_keyword gif_format[GIF_LAST] = | |
9036 | { | |
9037 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9038 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9039 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9040 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9041 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9042 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9043 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 9044 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9045 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 9046 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
f20a3b7a | 9047 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
9048 | }; |
9049 | ||
9050 | /* Structure describing the image type `gif'. */ | |
9051 | ||
9052 | static struct image_type gif_type = | |
9053 | { | |
9054 | &Qgif, | |
9055 | gif_image_p, | |
9056 | gif_load, | |
9057 | x_clear_image, | |
9058 | NULL | |
9059 | }; | |
9060 | ||
e3130015 | 9061 | |
333b20bb GM |
9062 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
9063 | ||
9064 | static int | |
9065 | gif_image_p (object) | |
9066 | Lisp_Object object; | |
9067 | { | |
9068 | struct image_keyword fmt[GIF_LAST]; | |
9069 | bcopy (gif_format, fmt, sizeof fmt); | |
177c0ea7 | 9070 | |
7c7ff7f5 | 9071 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 9072 | return 0; |
177c0ea7 | 9073 | |
63cec32f GM |
9074 | /* Must specify either the :data or :file keyword. */ |
9075 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
9076 | } |
9077 | ||
e3130015 | 9078 | |
63448a4d WP |
9079 | /* Reading a GIF image from memory |
9080 | Based on the PNG memory stuff to a certain extent. */ | |
9081 | ||
5ad6a5fb GM |
9082 | typedef struct |
9083 | { | |
63448a4d WP |
9084 | unsigned char *bytes; |
9085 | size_t len; | |
9086 | int index; | |
5ad6a5fb GM |
9087 | } |
9088 | gif_memory_source; | |
63448a4d | 9089 | |
e3130015 | 9090 | |
f036834a GM |
9091 | /* Make the current memory source available to gif_read_from_memory. |
9092 | It's done this way because not all versions of libungif support | |
9093 | a UserData field in the GifFileType structure. */ | |
9094 | static gif_memory_source *current_gif_memory_src; | |
9095 | ||
5ad6a5fb GM |
9096 | static int |
9097 | gif_read_from_memory (file, buf, len) | |
9098 | GifFileType *file; | |
9099 | GifByteType *buf; | |
9100 | int len; | |
63448a4d | 9101 | { |
f036834a | 9102 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 9103 | |
5ad6a5fb GM |
9104 | if (len > src->len - src->index) |
9105 | return -1; | |
63448a4d | 9106 | |
5ad6a5fb | 9107 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
9108 | src->index += len; |
9109 | return len; | |
9110 | } | |
333b20bb | 9111 | |
5ad6a5fb | 9112 | |
333b20bb GM |
9113 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
9114 | successful. */ | |
9115 | ||
9116 | static int | |
9117 | gif_load (f, img) | |
9118 | struct frame *f; | |
9119 | struct image *img; | |
9120 | { | |
9121 | Lisp_Object file, specified_file; | |
63448a4d | 9122 | Lisp_Object specified_data; |
333b20bb GM |
9123 | int rc, width, height, x, y, i; |
9124 | XImage *ximg; | |
9125 | ColorMapObject *gif_color_map; | |
9126 | unsigned long pixel_colors[256]; | |
9127 | GifFileType *gif; | |
9128 | struct gcpro gcpro1; | |
9129 | Lisp_Object image; | |
9130 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 9131 | gif_memory_source memsrc; |
9b784e96 | 9132 | unsigned char *raster; |
333b20bb GM |
9133 | |
9134 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9135 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9136 | file = Qnil; |
9137 | GCPRO1 (file); | |
63448a4d WP |
9138 | |
9139 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9140 | { |
9141 | file = x_find_image_file (specified_file); | |
9142 | if (!STRINGP (file)) | |
63448a4d | 9143 | { |
45158a91 | 9144 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
9145 | UNGCPRO; |
9146 | return 0; | |
9147 | } | |
177c0ea7 | 9148 | |
5ad6a5fb | 9149 | /* Open the GIF file. */ |
d5db4077 | 9150 | gif = DGifOpenFileName (SDATA (file)); |
5ad6a5fb GM |
9151 | if (gif == NULL) |
9152 | { | |
9153 | image_error ("Cannot open `%s'", file, Qnil); | |
9154 | UNGCPRO; | |
9155 | return 0; | |
63448a4d | 9156 | } |
5ad6a5fb | 9157 | } |
63448a4d | 9158 | else |
5ad6a5fb GM |
9159 | { |
9160 | /* Read from memory! */ | |
f036834a | 9161 | current_gif_memory_src = &memsrc; |
d5db4077 KR |
9162 | memsrc.bytes = SDATA (specified_data); |
9163 | memsrc.len = SBYTES (specified_data); | |
5ad6a5fb | 9164 | memsrc.index = 0; |
63448a4d | 9165 | |
810f2256 | 9166 | gif = DGifOpen (&memsrc, gif_read_from_memory); |
5ad6a5fb GM |
9167 | if (!gif) |
9168 | { | |
45158a91 | 9169 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9170 | UNGCPRO; |
9171 | return 0; | |
63448a4d | 9172 | } |
5ad6a5fb | 9173 | } |
333b20bb GM |
9174 | |
9175 | /* Read entire contents. */ | |
9176 | rc = DGifSlurp (gif); | |
9177 | if (rc == GIF_ERROR) | |
9178 | { | |
45158a91 | 9179 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
9180 | DGifCloseFile (gif); |
9181 | UNGCPRO; | |
9182 | return 0; | |
9183 | } | |
9184 | ||
3ccff1e3 | 9185 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
9186 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
9187 | if (ino >= gif->ImageCount) | |
9188 | { | |
45158a91 GM |
9189 | image_error ("Invalid image number `%s' in image `%s'", |
9190 | image, img->spec); | |
333b20bb GM |
9191 | DGifCloseFile (gif); |
9192 | UNGCPRO; | |
9193 | return 0; | |
9194 | } | |
9195 | ||
c7f07c4c PJ |
9196 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
9197 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
333b20bb | 9198 | |
333b20bb | 9199 | /* Create the X image and pixmap. */ |
45158a91 | 9200 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9201 | { |
333b20bb GM |
9202 | DGifCloseFile (gif); |
9203 | UNGCPRO; | |
9204 | return 0; | |
9205 | } | |
177c0ea7 | 9206 | |
333b20bb GM |
9207 | /* Allocate colors. */ |
9208 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
9209 | if (!gif_color_map) | |
9210 | gif_color_map = gif->SColorMap; | |
9211 | init_color_table (); | |
9212 | bzero (pixel_colors, sizeof pixel_colors); | |
177c0ea7 | 9213 | |
333b20bb GM |
9214 | for (i = 0; i < gif_color_map->ColorCount; ++i) |
9215 | { | |
9216 | int r = gif_color_map->Colors[i].Red << 8; | |
9217 | int g = gif_color_map->Colors[i].Green << 8; | |
9218 | int b = gif_color_map->Colors[i].Blue << 8; | |
9219 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
9220 | } | |
9221 | ||
9222 | img->colors = colors_in_color_table (&img->ncolors); | |
9223 | free_color_table (); | |
9224 | ||
9225 | /* Clear the part of the screen image that are not covered by | |
177c0ea7 | 9226 | the image from the GIF file. Full animated GIF support |
333b20bb GM |
9227 | requires more than can be done here (see the gif89 spec, |
9228 | disposal methods). Let's simply assume that the part | |
9229 | not covered by a sub-image is in the frame's background color. */ | |
9230 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
9231 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
9232 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
9233 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
9234 | ||
9235 | for (y = 0; y < image_top; ++y) | |
9236 | for (x = 0; x < width; ++x) | |
9237 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9238 | ||
9239 | for (y = image_top + image_height; y < height; ++y) | |
9240 | for (x = 0; x < width; ++x) | |
9241 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9242 | ||
9243 | for (y = image_top; y < image_top + image_height; ++y) | |
9244 | { | |
9245 | for (x = 0; x < image_left; ++x) | |
9246 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9247 | for (x = image_left + image_width; x < width; ++x) | |
9248 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9249 | } | |
9250 | ||
9b784e96 GM |
9251 | /* Read the GIF image into the X image. We use a local variable |
9252 | `raster' here because RasterBits below is a char *, and invites | |
9253 | problems with bytes >= 0x80. */ | |
9254 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
177c0ea7 | 9255 | |
333b20bb GM |
9256 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
9257 | { | |
9258 | static int interlace_start[] = {0, 4, 2, 1}; | |
9259 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9b207e8e | 9260 | int pass; |
06482119 GM |
9261 | int row = interlace_start[0]; |
9262 | ||
9263 | pass = 0; | |
333b20bb | 9264 | |
06482119 | 9265 | for (y = 0; y < image_height; y++) |
333b20bb | 9266 | { |
06482119 GM |
9267 | if (row >= image_height) |
9268 | { | |
9269 | row = interlace_start[++pass]; | |
9270 | while (row >= image_height) | |
9271 | row = interlace_start[++pass]; | |
9272 | } | |
177c0ea7 | 9273 | |
06482119 GM |
9274 | for (x = 0; x < image_width; x++) |
9275 | { | |
9b784e96 | 9276 | int i = raster[(y * image_width) + x]; |
06482119 GM |
9277 | XPutPixel (ximg, x + image_left, row + image_top, |
9278 | pixel_colors[i]); | |
9279 | } | |
177c0ea7 | 9280 | |
06482119 | 9281 | row += interlace_increment[pass]; |
333b20bb GM |
9282 | } |
9283 | } | |
9284 | else | |
9285 | { | |
9286 | for (y = 0; y < image_height; ++y) | |
9287 | for (x = 0; x < image_width; ++x) | |
9288 | { | |
9b784e96 | 9289 | int i = raster[y * image_width + x]; |
333b20bb GM |
9290 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
9291 | } | |
9292 | } | |
177c0ea7 | 9293 | |
333b20bb | 9294 | DGifCloseFile (gif); |
f20a3b7a MB |
9295 | |
9296 | /* Maybe fill in the background field while we have ximg handy. */ | |
9297 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9298 | IMAGE_BACKGROUND (img, f, ximg); | |
177c0ea7 | 9299 | |
333b20bb GM |
9300 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
9301 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9302 | x_destroy_x_image (ximg); | |
177c0ea7 | 9303 | |
333b20bb GM |
9304 | UNGCPRO; |
9305 | return 1; | |
9306 | } | |
9307 | ||
9308 | #endif /* HAVE_GIF != 0 */ | |
9309 | ||
9310 | ||
9311 | \f | |
9312 | /*********************************************************************** | |
9313 | Ghostscript | |
9314 | ***********************************************************************/ | |
9315 | ||
9316 | static int gs_image_p P_ ((Lisp_Object object)); | |
9317 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
9318 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
9319 | ||
fcf431dc | 9320 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 9321 | |
fcf431dc | 9322 | Lisp_Object Qpostscript; |
333b20bb GM |
9323 | |
9324 | /* Keyword symbols. */ | |
9325 | ||
9326 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
9327 | ||
9328 | /* Indices of image specification fields in gs_format, below. */ | |
9329 | ||
9330 | enum gs_keyword_index | |
9331 | { | |
9332 | GS_TYPE, | |
9333 | GS_PT_WIDTH, | |
9334 | GS_PT_HEIGHT, | |
9335 | GS_FILE, | |
9336 | GS_LOADER, | |
9337 | GS_BOUNDING_BOX, | |
9338 | GS_ASCENT, | |
9339 | GS_MARGIN, | |
9340 | GS_RELIEF, | |
9341 | GS_ALGORITHM, | |
9342 | GS_HEURISTIC_MASK, | |
4a8e312c | 9343 | GS_MASK, |
f20a3b7a | 9344 | GS_BACKGROUND, |
333b20bb GM |
9345 | GS_LAST |
9346 | }; | |
9347 | ||
9348 | /* Vector of image_keyword structures describing the format | |
9349 | of valid user-defined image specifications. */ | |
9350 | ||
9351 | static struct image_keyword gs_format[GS_LAST] = | |
9352 | { | |
9353 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9354 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9355 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9356 | {":file", IMAGE_STRING_VALUE, 1}, | |
9357 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
9358 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 9359 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9360 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9361 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9362 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9363 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9364 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9365 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9366 | }; |
9367 | ||
9368 | /* Structure describing the image type `ghostscript'. */ | |
9369 | ||
9370 | static struct image_type gs_type = | |
9371 | { | |
fcf431dc | 9372 | &Qpostscript, |
333b20bb GM |
9373 | gs_image_p, |
9374 | gs_load, | |
9375 | gs_clear_image, | |
9376 | NULL | |
9377 | }; | |
9378 | ||
9379 | ||
9380 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
9381 | ||
9382 | static void | |
9383 | gs_clear_image (f, img) | |
9384 | struct frame *f; | |
9385 | struct image *img; | |
9386 | { | |
9387 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
9388 | xfree (img->data.ptr_val); | |
9389 | x_clear_image (f, img); | |
9390 | } | |
9391 | ||
9392 | ||
9393 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
9394 | specification. */ | |
9395 | ||
9396 | static int | |
9397 | gs_image_p (object) | |
9398 | Lisp_Object object; | |
9399 | { | |
9400 | struct image_keyword fmt[GS_LAST]; | |
9401 | Lisp_Object tem; | |
9402 | int i; | |
177c0ea7 | 9403 | |
333b20bb | 9404 | bcopy (gs_format, fmt, sizeof fmt); |
177c0ea7 | 9405 | |
7c7ff7f5 | 9406 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
9407 | return 0; |
9408 | ||
9409 | /* Bounding box must be a list or vector containing 4 integers. */ | |
9410 | tem = fmt[GS_BOUNDING_BOX].value; | |
9411 | if (CONSP (tem)) | |
9412 | { | |
9413 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
9414 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
9415 | return 0; | |
9416 | if (!NILP (tem)) | |
9417 | return 0; | |
9418 | } | |
9419 | else if (VECTORP (tem)) | |
9420 | { | |
9421 | if (XVECTOR (tem)->size != 4) | |
9422 | return 0; | |
9423 | for (i = 0; i < 4; ++i) | |
9424 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
9425 | return 0; | |
9426 | } | |
9427 | else | |
9428 | return 0; | |
9429 | ||
9430 | return 1; | |
9431 | } | |
9432 | ||
9433 | ||
9434 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
9435 | if successful. */ | |
9436 | ||
9437 | static int | |
9438 | gs_load (f, img) | |
9439 | struct frame *f; | |
9440 | struct image *img; | |
9441 | { | |
9442 | char buffer[100]; | |
9443 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
9444 | struct gcpro gcpro1, gcpro2; | |
9445 | Lisp_Object frame; | |
9446 | double in_width, in_height; | |
9447 | Lisp_Object pixel_colors = Qnil; | |
9448 | ||
9449 | /* Compute pixel size of pixmap needed from the given size in the | |
9450 | image specification. Sizes in the specification are in pt. 1 pt | |
9451 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
9452 | info. */ | |
9453 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
9454 | in_width = XFASTINT (pt_width) / 72.0; | |
9455 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
9456 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
9457 | in_height = XFASTINT (pt_height) / 72.0; | |
9458 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
9459 | ||
9460 | /* Create the pixmap. */ | |
dd00328a | 9461 | xassert (img->pixmap == None); |
333b20bb GM |
9462 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9463 | img->width, img->height, | |
9464 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
9465 | |
9466 | if (!img->pixmap) | |
9467 | { | |
45158a91 | 9468 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
9469 | return 0; |
9470 | } | |
177c0ea7 | 9471 | |
333b20bb GM |
9472 | /* Call the loader to fill the pixmap. It returns a process object |
9473 | if successful. We do not record_unwind_protect here because | |
9474 | other places in redisplay like calling window scroll functions | |
9475 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
9476 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
9477 | ||
9478 | sprintf (buffer, "%lu %lu", | |
9479 | (unsigned long) FRAME_X_WINDOW (f), | |
9480 | (unsigned long) img->pixmap); | |
9481 | window_and_pixmap_id = build_string (buffer); | |
177c0ea7 | 9482 | |
333b20bb GM |
9483 | sprintf (buffer, "%lu %lu", |
9484 | FRAME_FOREGROUND_PIXEL (f), | |
9485 | FRAME_BACKGROUND_PIXEL (f)); | |
9486 | pixel_colors = build_string (buffer); | |
177c0ea7 | 9487 | |
333b20bb GM |
9488 | XSETFRAME (frame, f); |
9489 | loader = image_spec_value (img->spec, QCloader, NULL); | |
9490 | if (NILP (loader)) | |
9491 | loader = intern ("gs-load-image"); | |
9492 | ||
9493 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
9494 | make_number (img->width), | |
9495 | make_number (img->height), | |
9496 | window_and_pixmap_id, | |
9497 | pixel_colors); | |
9498 | UNGCPRO; | |
9499 | return PROCESSP (img->data.lisp_val); | |
9500 | } | |
9501 | ||
9502 | ||
9503 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
9504 | frame F. Called from XTread_socket when receiving an event | |
9505 | telling Emacs that Ghostscript has finished drawing. */ | |
9506 | ||
9507 | void | |
9508 | x_kill_gs_process (pixmap, f) | |
9509 | Pixmap pixmap; | |
9510 | struct frame *f; | |
9511 | { | |
9512 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9513 | int class, i; | |
9514 | struct image *img; | |
9515 | ||
9516 | /* Find the image containing PIXMAP. */ | |
9517 | for (i = 0; i < c->used; ++i) | |
9518 | if (c->images[i]->pixmap == pixmap) | |
9519 | break; | |
9520 | ||
daba7643 GM |
9521 | /* Should someone in between have cleared the image cache, for |
9522 | instance, give up. */ | |
9523 | if (i == c->used) | |
9524 | return; | |
177c0ea7 | 9525 | |
333b20bb GM |
9526 | /* Kill the GS process. We should have found PIXMAP in the image |
9527 | cache and its image should contain a process object. */ | |
333b20bb GM |
9528 | img = c->images[i]; |
9529 | xassert (PROCESSP (img->data.lisp_val)); | |
9530 | Fkill_process (img->data.lisp_val, Qnil); | |
9531 | img->data.lisp_val = Qnil; | |
9532 | ||
9533 | /* On displays with a mutable colormap, figure out the colors | |
9534 | allocated for the image by looking at the pixels of an XImage for | |
9535 | img->pixmap. */ | |
383d6ffc | 9536 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
9537 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
9538 | { | |
9539 | XImage *ximg; | |
9540 | ||
9541 | BLOCK_INPUT; | |
9542 | ||
9543 | /* Try to get an XImage for img->pixmep. */ | |
9544 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
9545 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
9546 | if (ximg) | |
9547 | { | |
9548 | int x, y; | |
177c0ea7 | 9549 | |
333b20bb GM |
9550 | /* Initialize the color table. */ |
9551 | init_color_table (); | |
177c0ea7 | 9552 | |
333b20bb GM |
9553 | /* For each pixel of the image, look its color up in the |
9554 | color table. After having done so, the color table will | |
9555 | contain an entry for each color used by the image. */ | |
9556 | for (y = 0; y < img->height; ++y) | |
9557 | for (x = 0; x < img->width; ++x) | |
9558 | { | |
9559 | unsigned long pixel = XGetPixel (ximg, x, y); | |
9560 | lookup_pixel_color (f, pixel); | |
9561 | } | |
9562 | ||
9563 | /* Record colors in the image. Free color table and XImage. */ | |
9564 | img->colors = colors_in_color_table (&img->ncolors); | |
9565 | free_color_table (); | |
9566 | XDestroyImage (ximg); | |
9567 | ||
9568 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
9569 | here, we get a BadAccess later in x_clear_image when | |
9570 | freeing the colors. */ | |
9571 | /* We have allocated colors once, but Ghostscript has also | |
9572 | allocated colors on behalf of us. So, to get the | |
9573 | reference counts right, free them once. */ | |
9574 | if (img->ncolors) | |
462d5d40 | 9575 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
9576 | #endif |
9577 | } | |
9578 | else | |
9579 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 9580 | img->spec, Qnil); |
177c0ea7 | 9581 | |
333b20bb GM |
9582 | UNBLOCK_INPUT; |
9583 | } | |
ad18ffb1 GM |
9584 | |
9585 | /* Now that we have the pixmap, compute mask and transform the | |
9586 | image if requested. */ | |
9587 | BLOCK_INPUT; | |
9588 | postprocess_image (f, img); | |
9589 | UNBLOCK_INPUT; | |
333b20bb GM |
9590 | } |
9591 | ||
9592 | ||
9593 | \f | |
9594 | /*********************************************************************** | |
9595 | Window properties | |
9596 | ***********************************************************************/ | |
9597 | ||
9598 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
9599 | Sx_change_window_property, 2, 3, 0, | |
7ee72033 | 9600 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
c061c855 | 9601 | PROP and VALUE must be strings. FRAME nil or omitted means use the |
7ee72033 MB |
9602 | selected frame. Value is VALUE. */) |
9603 | (prop, value, frame) | |
333b20bb GM |
9604 | Lisp_Object frame, prop, value; |
9605 | { | |
9606 | struct frame *f = check_x_frame (frame); | |
9607 | Atom prop_atom; | |
9608 | ||
b7826503 PJ |
9609 | CHECK_STRING (prop); |
9610 | CHECK_STRING (value); | |
333b20bb GM |
9611 | |
9612 | BLOCK_INPUT; | |
d5db4077 | 9613 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False); |
333b20bb GM |
9614 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9615 | prop_atom, XA_STRING, 8, PropModeReplace, | |
d5db4077 | 9616 | SDATA (value), SCHARS (value)); |
333b20bb GM |
9617 | |
9618 | /* Make sure the property is set when we return. */ | |
9619 | XFlush (FRAME_X_DISPLAY (f)); | |
9620 | UNBLOCK_INPUT; | |
9621 | ||
9622 | return value; | |
9623 | } | |
9624 | ||
9625 | ||
9626 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
9627 | Sx_delete_window_property, 1, 2, 0, | |
7ee72033 MB |
9628 | doc: /* Remove window property PROP from X window of FRAME. |
9629 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
9630 | (prop, frame) | |
333b20bb GM |
9631 | Lisp_Object prop, frame; |
9632 | { | |
9633 | struct frame *f = check_x_frame (frame); | |
9634 | Atom prop_atom; | |
9635 | ||
b7826503 | 9636 | CHECK_STRING (prop); |
333b20bb | 9637 | BLOCK_INPUT; |
d5db4077 | 9638 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False); |
333b20bb GM |
9639 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); |
9640 | ||
9641 | /* Make sure the property is removed when we return. */ | |
9642 | XFlush (FRAME_X_DISPLAY (f)); | |
9643 | UNBLOCK_INPUT; | |
9644 | ||
9645 | return prop; | |
9646 | } | |
9647 | ||
9648 | ||
9649 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
9650 | 1, 2, 0, | |
7ee72033 | 9651 | doc: /* Value is the value of window property PROP on FRAME. |
c061c855 GM |
9652 | If FRAME is nil or omitted, use the selected frame. Value is nil |
9653 | if FRAME hasn't a property with name PROP or if PROP has no string | |
7ee72033 MB |
9654 | value. */) |
9655 | (prop, frame) | |
333b20bb GM |
9656 | Lisp_Object prop, frame; |
9657 | { | |
9658 | struct frame *f = check_x_frame (frame); | |
9659 | Atom prop_atom; | |
9660 | int rc; | |
9661 | Lisp_Object prop_value = Qnil; | |
9662 | char *tmp_data = NULL; | |
9663 | Atom actual_type; | |
9664 | int actual_format; | |
9665 | unsigned long actual_size, bytes_remaining; | |
9666 | ||
b7826503 | 9667 | CHECK_STRING (prop); |
333b20bb | 9668 | BLOCK_INPUT; |
d5db4077 | 9669 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), SDATA (prop), False); |
333b20bb GM |
9670 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9671 | prop_atom, 0, 0, False, XA_STRING, | |
9672 | &actual_type, &actual_format, &actual_size, | |
9673 | &bytes_remaining, (unsigned char **) &tmp_data); | |
9674 | if (rc == Success) | |
9675 | { | |
9676 | int size = bytes_remaining; | |
9677 | ||
9678 | XFree (tmp_data); | |
9679 | tmp_data = NULL; | |
9680 | ||
9681 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9682 | prop_atom, 0, bytes_remaining, | |
9683 | False, XA_STRING, | |
177c0ea7 JB |
9684 | &actual_type, &actual_format, |
9685 | &actual_size, &bytes_remaining, | |
333b20bb | 9686 | (unsigned char **) &tmp_data); |
4c8c7926 | 9687 | if (rc == Success && tmp_data) |
333b20bb GM |
9688 | prop_value = make_string (tmp_data, size); |
9689 | ||
9690 | XFree (tmp_data); | |
9691 | } | |
9692 | ||
9693 | UNBLOCK_INPUT; | |
9694 | return prop_value; | |
9695 | } | |
9696 | ||
9697 | ||
9698 | \f | |
9699 | /*********************************************************************** | |
9700 | Busy cursor | |
9701 | ***********************************************************************/ | |
9702 | ||
4ae9a85e | 9703 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 9704 | an hourglass cursor on all frames. */ |
333b20bb | 9705 | |
0af913d7 | 9706 | static struct atimer *hourglass_atimer; |
333b20bb | 9707 | |
0af913d7 | 9708 | /* Non-zero means an hourglass cursor is currently shown. */ |
333b20bb | 9709 | |
0af913d7 | 9710 | static int hourglass_shown_p; |
333b20bb | 9711 | |
0af913d7 | 9712 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
333b20bb | 9713 | |
0af913d7 | 9714 | static Lisp_Object Vhourglass_delay; |
333b20bb | 9715 | |
0af913d7 | 9716 | /* Default number of seconds to wait before displaying an hourglass |
4ae9a85e GM |
9717 | cursor. */ |
9718 | ||
0af913d7 | 9719 | #define DEFAULT_HOURGLASS_DELAY 1 |
4ae9a85e GM |
9720 | |
9721 | /* Function prototypes. */ | |
9722 | ||
0af913d7 GM |
9723 | static void show_hourglass P_ ((struct atimer *)); |
9724 | static void hide_hourglass P_ ((void)); | |
4ae9a85e GM |
9725 | |
9726 | ||
0af913d7 | 9727 | /* Cancel a currently active hourglass timer, and start a new one. */ |
4ae9a85e GM |
9728 | |
9729 | void | |
0af913d7 | 9730 | start_hourglass () |
333b20bb | 9731 | { |
4ae9a85e | 9732 | EMACS_TIME delay; |
3caa99d3 | 9733 | int secs, usecs = 0; |
177c0ea7 | 9734 | |
0af913d7 | 9735 | cancel_hourglass (); |
4ae9a85e | 9736 | |
0af913d7 GM |
9737 | if (INTEGERP (Vhourglass_delay) |
9738 | && XINT (Vhourglass_delay) > 0) | |
9739 | secs = XFASTINT (Vhourglass_delay); | |
9740 | else if (FLOATP (Vhourglass_delay) | |
9741 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
3caa99d3 GM |
9742 | { |
9743 | Lisp_Object tem; | |
0af913d7 | 9744 | tem = Ftruncate (Vhourglass_delay, Qnil); |
3caa99d3 | 9745 | secs = XFASTINT (tem); |
0af913d7 | 9746 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
3caa99d3 | 9747 | } |
4ae9a85e | 9748 | else |
0af913d7 | 9749 | secs = DEFAULT_HOURGLASS_DELAY; |
177c0ea7 | 9750 | |
3caa99d3 | 9751 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
9752 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
9753 | show_hourglass, NULL); | |
4ae9a85e GM |
9754 | } |
9755 | ||
9756 | ||
0af913d7 | 9757 | /* Cancel the hourglass cursor timer if active, hide a busy cursor if |
4ae9a85e GM |
9758 | shown. */ |
9759 | ||
9760 | void | |
0af913d7 | 9761 | cancel_hourglass () |
4ae9a85e | 9762 | { |
0af913d7 | 9763 | if (hourglass_atimer) |
99f01f62 | 9764 | { |
0af913d7 GM |
9765 | cancel_atimer (hourglass_atimer); |
9766 | hourglass_atimer = NULL; | |
99f01f62 | 9767 | } |
177c0ea7 | 9768 | |
0af913d7 GM |
9769 | if (hourglass_shown_p) |
9770 | hide_hourglass (); | |
4ae9a85e GM |
9771 | } |
9772 | ||
9773 | ||
0af913d7 GM |
9774 | /* Timer function of hourglass_atimer. TIMER is equal to |
9775 | hourglass_atimer. | |
4ae9a85e | 9776 | |
0af913d7 GM |
9777 | Display an hourglass pointer on all frames by mapping the frames' |
9778 | hourglass_window. Set the hourglass_p flag in the frames' | |
9779 | output_data.x structure to indicate that an hourglass cursor is | |
9780 | shown on the frames. */ | |
4ae9a85e GM |
9781 | |
9782 | static void | |
0af913d7 | 9783 | show_hourglass (timer) |
4ae9a85e GM |
9784 | struct atimer *timer; |
9785 | { | |
9786 | /* The timer implementation will cancel this timer automatically | |
0af913d7 | 9787 | after this function has run. Set hourglass_atimer to null |
4ae9a85e | 9788 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 9789 | hourglass_atimer = NULL; |
4ae9a85e | 9790 | |
0af913d7 | 9791 | if (!hourglass_shown_p) |
333b20bb GM |
9792 | { |
9793 | Lisp_Object rest, frame; | |
177c0ea7 | 9794 | |
4ae9a85e | 9795 | BLOCK_INPUT; |
177c0ea7 | 9796 | |
333b20bb | 9797 | FOR_EACH_FRAME (rest, frame) |
5f7a1890 GM |
9798 | { |
9799 | struct frame *f = XFRAME (frame); | |
177c0ea7 | 9800 | |
5f7a1890 GM |
9801 | if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f)) |
9802 | { | |
9803 | Display *dpy = FRAME_X_DISPLAY (f); | |
177c0ea7 | 9804 | |
5f7a1890 GM |
9805 | #ifdef USE_X_TOOLKIT |
9806 | if (f->output_data.x->widget) | |
9807 | #else | |
9808 | if (FRAME_OUTER_WINDOW (f)) | |
9809 | #endif | |
9810 | { | |
0af913d7 | 9811 | f->output_data.x->hourglass_p = 1; |
177c0ea7 | 9812 | |
0af913d7 | 9813 | if (!f->output_data.x->hourglass_window) |
5f7a1890 GM |
9814 | { |
9815 | unsigned long mask = CWCursor; | |
9816 | XSetWindowAttributes attrs; | |
177c0ea7 | 9817 | |
0af913d7 | 9818 | attrs.cursor = f->output_data.x->hourglass_cursor; |
177c0ea7 | 9819 | |
0af913d7 | 9820 | f->output_data.x->hourglass_window |
5f7a1890 GM |
9821 | = XCreateWindow (dpy, FRAME_OUTER_WINDOW (f), |
9822 | 0, 0, 32000, 32000, 0, 0, | |
9823 | InputOnly, | |
9824 | CopyFromParent, | |
9825 | mask, &attrs); | |
9826 | } | |
177c0ea7 | 9827 | |
0af913d7 | 9828 | XMapRaised (dpy, f->output_data.x->hourglass_window); |
5f7a1890 GM |
9829 | XFlush (dpy); |
9830 | } | |
9831 | } | |
9832 | } | |
333b20bb | 9833 | |
0af913d7 | 9834 | hourglass_shown_p = 1; |
4ae9a85e GM |
9835 | UNBLOCK_INPUT; |
9836 | } | |
333b20bb GM |
9837 | } |
9838 | ||
9839 | ||
0af913d7 GM |
9840 | /* Hide the hourglass pointer on all frames, if it is currently |
9841 | shown. */ | |
333b20bb | 9842 | |
4ae9a85e | 9843 | static void |
0af913d7 | 9844 | hide_hourglass () |
4ae9a85e | 9845 | { |
0af913d7 | 9846 | if (hourglass_shown_p) |
333b20bb | 9847 | { |
4ae9a85e GM |
9848 | Lisp_Object rest, frame; |
9849 | ||
9850 | BLOCK_INPUT; | |
9851 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 9852 | { |
4ae9a85e | 9853 | struct frame *f = XFRAME (frame); |
177c0ea7 | 9854 | |
4ae9a85e GM |
9855 | if (FRAME_X_P (f) |
9856 | /* Watch out for newly created frames. */ | |
0af913d7 | 9857 | && f->output_data.x->hourglass_window) |
4ae9a85e | 9858 | { |
0af913d7 GM |
9859 | XUnmapWindow (FRAME_X_DISPLAY (f), |
9860 | f->output_data.x->hourglass_window); | |
9861 | /* Sync here because XTread_socket looks at the | |
9862 | hourglass_p flag that is reset to zero below. */ | |
4ae9a85e | 9863 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 9864 | f->output_data.x->hourglass_p = 0; |
4ae9a85e | 9865 | } |
333b20bb | 9866 | } |
333b20bb | 9867 | |
0af913d7 | 9868 | hourglass_shown_p = 0; |
4ae9a85e GM |
9869 | UNBLOCK_INPUT; |
9870 | } | |
333b20bb GM |
9871 | } |
9872 | ||
9873 | ||
9874 | \f | |
9875 | /*********************************************************************** | |
9876 | Tool tips | |
9877 | ***********************************************************************/ | |
9878 | ||
9879 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
275841bf | 9880 | Lisp_Object, Lisp_Object)); |
06d62053 | 9881 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
ab452f99 | 9882 | Lisp_Object, int, int, int *, int *)); |
177c0ea7 | 9883 | |
44b5a125 | 9884 | /* The frame of a currently visible tooltip. */ |
333b20bb | 9885 | |
44b5a125 | 9886 | Lisp_Object tip_frame; |
333b20bb GM |
9887 | |
9888 | /* If non-nil, a timer started that hides the last tooltip when it | |
9889 | fires. */ | |
9890 | ||
9891 | Lisp_Object tip_timer; | |
9892 | Window tip_window; | |
9893 | ||
06d62053 GM |
9894 | /* If non-nil, a vector of 3 elements containing the last args |
9895 | with which x-show-tip was called. See there. */ | |
9896 | ||
9897 | Lisp_Object last_show_tip_args; | |
9898 | ||
d63931a2 GM |
9899 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
9900 | ||
9901 | Lisp_Object Vx_max_tooltip_size; | |
9902 | ||
eaf1eea9 GM |
9903 | |
9904 | static Lisp_Object | |
9905 | unwind_create_tip_frame (frame) | |
9906 | Lisp_Object frame; | |
9907 | { | |
c844a81a GM |
9908 | Lisp_Object deleted; |
9909 | ||
9910 | deleted = unwind_create_frame (frame); | |
9911 | if (EQ (deleted, Qt)) | |
9912 | { | |
9913 | tip_window = None; | |
9914 | tip_frame = Qnil; | |
9915 | } | |
177c0ea7 | 9916 | |
c844a81a | 9917 | return deleted; |
eaf1eea9 GM |
9918 | } |
9919 | ||
9920 | ||
333b20bb | 9921 | /* Create a frame for a tooltip on the display described by DPYINFO. |
275841bf GM |
9922 | PARMS is a list of frame parameters. TEXT is the string to |
9923 | display in the tip frame. Value is the frame. | |
eaf1eea9 GM |
9924 | |
9925 | Note that functions called here, esp. x_default_parameter can | |
9926 | signal errors, for instance when a specified color name is | |
9927 | undefined. We have to make sure that we're in a consistent state | |
9928 | when this happens. */ | |
333b20bb GM |
9929 | |
9930 | static Lisp_Object | |
275841bf | 9931 | x_create_tip_frame (dpyinfo, parms, text) |
333b20bb | 9932 | struct x_display_info *dpyinfo; |
275841bf | 9933 | Lisp_Object parms, text; |
333b20bb GM |
9934 | { |
9935 | struct frame *f; | |
9936 | Lisp_Object frame, tem; | |
9937 | Lisp_Object name; | |
333b20bb GM |
9938 | long window_prompting = 0; |
9939 | int width, height; | |
331379bf | 9940 | int count = SPECPDL_INDEX (); |
b6d7acec | 9941 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb | 9942 | struct kboard *kb; |
06d62053 | 9943 | int face_change_count_before = face_change_count; |
275841bf GM |
9944 | Lisp_Object buffer; |
9945 | struct buffer *old_buffer; | |
333b20bb GM |
9946 | |
9947 | check_x (); | |
9948 | ||
9949 | /* Use this general default value to start with until we know if | |
9950 | this frame has a specified name. */ | |
9951 | Vx_resource_name = Vinvocation_name; | |
9952 | ||
9953 | #ifdef MULTI_KBOARD | |
9954 | kb = dpyinfo->kboard; | |
9955 | #else | |
9956 | kb = &the_only_kboard; | |
9957 | #endif | |
9958 | ||
9959 | /* Get the name of the frame to use for resource lookup. */ | |
9960 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
9961 | if (!STRINGP (name) | |
9962 | && !EQ (name, Qunbound) | |
9963 | && !NILP (name)) | |
9964 | error ("Invalid frame name--not a string or nil"); | |
9965 | Vx_resource_name = name; | |
9966 | ||
9967 | frame = Qnil; | |
9968 | GCPRO3 (parms, name, frame); | |
44b5a125 | 9969 | f = make_frame (1); |
333b20bb | 9970 | XSETFRAME (frame, f); |
275841bf GM |
9971 | |
9972 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
be786000 | 9973 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer, Qnil); |
275841bf GM |
9974 | old_buffer = current_buffer; |
9975 | set_buffer_internal_1 (XBUFFER (buffer)); | |
d63931a2 | 9976 | current_buffer->truncate_lines = Qnil; |
275841bf GM |
9977 | Ferase_buffer (); |
9978 | Finsert (1, &text); | |
9979 | set_buffer_internal_1 (old_buffer); | |
177c0ea7 | 9980 | |
333b20bb | 9981 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
8a1a7743 | 9982 | record_unwind_protect (unwind_create_tip_frame, frame); |
333b20bb | 9983 | |
daf01701 KL |
9984 | f->display_method = &x_display_method; |
9985 | ||
eaf1eea9 GM |
9986 | /* By setting the output method, we're essentially saying that |
9987 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
9988 | from this point on, x_destroy_window might screw up reference | |
9989 | counts etc. */ | |
333b20bb GM |
9990 | f->output_method = output_x_window; |
9991 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
9992 | bzero (f->output_data.x, sizeof (struct x_output)); | |
9993 | f->output_data.x->icon_bitmap = -1; | |
be786000 | 9994 | FRAME_FONTSET (f) = -1; |
61d461a8 GM |
9995 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
9996 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
9997 | #ifdef USE_TOOLKIT_SCROLL_BARS |
9998 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
9999 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
10000 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
333b20bb GM |
10001 | f->icon_name = Qnil; |
10002 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
f1d2ce7f | 10003 | #if GLYPH_DEBUG |
eaf1eea9 GM |
10004 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
10005 | dpyinfo_refcount = dpyinfo->reference_count; | |
10006 | #endif /* GLYPH_DEBUG */ | |
333b20bb GM |
10007 | #ifdef MULTI_KBOARD |
10008 | FRAME_KBOARD (f) = kb; | |
10009 | #endif | |
10010 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10011 | f->output_data.x->explicit_parent = 0; | |
10012 | ||
61d461a8 GM |
10013 | /* These colors will be set anyway later, but it's important |
10014 | to get the color reference counts right, so initialize them! */ | |
10015 | { | |
10016 | Lisp_Object black; | |
10017 | struct gcpro gcpro1; | |
177c0ea7 | 10018 | |
61d461a8 GM |
10019 | black = build_string ("black"); |
10020 | GCPRO1 (black); | |
10021 | f->output_data.x->foreground_pixel | |
10022 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10023 | f->output_data.x->background_pixel | |
10024 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10025 | f->output_data.x->cursor_pixel | |
10026 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10027 | f->output_data.x->cursor_foreground_pixel | |
10028 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10029 | f->output_data.x->border_pixel | |
10030 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10031 | f->output_data.x->mouse_pixel | |
10032 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10033 | UNGCPRO; | |
10034 | } | |
10035 | ||
333b20bb GM |
10036 | /* Set the name; the functions to which we pass f expect the name to |
10037 | be set. */ | |
10038 | if (EQ (name, Qunbound) || NILP (name)) | |
10039 | { | |
10040 | f->name = build_string (dpyinfo->x_id_name); | |
10041 | f->explicit_name = 0; | |
10042 | } | |
10043 | else | |
10044 | { | |
10045 | f->name = name; | |
10046 | f->explicit_name = 1; | |
10047 | /* use the frame's title when getting resources for this frame. */ | |
10048 | specbind (Qx_resource_name, name); | |
10049 | } | |
10050 | ||
eaf1eea9 GM |
10051 | /* Extract the window parameters from the supplied values that are |
10052 | needed to determine window geometry. */ | |
333b20bb GM |
10053 | { |
10054 | Lisp_Object font; | |
10055 | ||
10056 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
10057 | ||
10058 | BLOCK_INPUT; | |
10059 | /* First, try whatever font the caller has specified. */ | |
10060 | if (STRINGP (font)) | |
10061 | { | |
10062 | tem = Fquery_fontset (font, Qnil); | |
10063 | if (STRINGP (tem)) | |
d5db4077 | 10064 | font = x_new_fontset (f, SDATA (tem)); |
333b20bb | 10065 | else |
d5db4077 | 10066 | font = x_new_font (f, SDATA (font)); |
333b20bb | 10067 | } |
177c0ea7 | 10068 | |
333b20bb GM |
10069 | /* Try out a font which we hope has bold and italic variations. */ |
10070 | if (!STRINGP (font)) | |
10071 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
10072 | if (!STRINGP (font)) | |
10073 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10074 | if (! STRINGP (font)) | |
10075 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10076 | if (! STRINGP (font)) | |
10077 | /* This was formerly the first thing tried, but it finds too many fonts | |
10078 | and takes too long. */ | |
10079 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
10080 | /* If those didn't work, look for something which will at least work. */ | |
10081 | if (! STRINGP (font)) | |
10082 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
10083 | UNBLOCK_INPUT; | |
10084 | if (! STRINGP (font)) | |
10085 | font = build_string ("fixed"); | |
10086 | ||
10087 | x_default_parameter (f, parms, Qfont, font, | |
10088 | "font", "Font", RES_TYPE_STRING); | |
10089 | } | |
10090 | ||
10091 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
10092 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
177c0ea7 | 10093 | |
333b20bb GM |
10094 | /* This defaults to 2 in order to match xterm. We recognize either |
10095 | internalBorderWidth or internalBorder (which is what xterm calls | |
10096 | it). */ | |
10097 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10098 | { | |
10099 | Lisp_Object value; | |
10100 | ||
10101 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
10102 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
10103 | if (! EQ (value, Qunbound)) | |
10104 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
10105 | parms); | |
10106 | } | |
10107 | ||
10108 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
10109 | "internalBorderWidth", "internalBorderWidth", | |
10110 | RES_TYPE_NUMBER); | |
10111 | ||
10112 | /* Also do the stuff which must be set before the window exists. */ | |
10113 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
10114 | "foreground", "Foreground", RES_TYPE_STRING); | |
10115 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
10116 | "background", "Background", RES_TYPE_STRING); | |
10117 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
10118 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
10119 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
10120 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
10121 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
10122 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
10123 | ||
10124 | /* Init faces before x_default_parameter is called for scroll-bar | |
10125 | parameters because that function calls x_set_scroll_bar_width, | |
10126 | which calls change_frame_size, which calls Fset_window_buffer, | |
10127 | which runs hooks, which call Fvertical_motion. At the end, we | |
10128 | end up in init_iterator with a null face cache, which should not | |
10129 | happen. */ | |
10130 | init_frame_faces (f); | |
177c0ea7 | 10131 | |
333b20bb | 10132 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
333b20bb | 10133 | |
7c0d3ed8 | 10134 | window_prompting = x_figure_window_size (f, parms, 0); |
333b20bb | 10135 | |
333b20bb GM |
10136 | { |
10137 | XSetWindowAttributes attrs; | |
10138 | unsigned long mask; | |
177c0ea7 | 10139 | |
333b20bb | 10140 | BLOCK_INPUT; |
c51d2b5e GM |
10141 | mask = CWBackPixel | CWOverrideRedirect | CWEventMask; |
10142 | if (DoesSaveUnders (dpyinfo->screen)) | |
10143 | mask |= CWSaveUnder; | |
177c0ea7 | 10144 | |
9b2956e2 GM |
10145 | /* Window managers look at the override-redirect flag to determine |
10146 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
10147 | 3.2.8). */ |
10148 | attrs.override_redirect = True; | |
10149 | attrs.save_under = True; | |
10150 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
10151 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
10152 | attrs.event_mask = StructureNotifyMask; | |
10153 | tip_window | |
10154 | = FRAME_X_WINDOW (f) | |
10155 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10156 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
10157 | /* x, y, width, height */ | |
10158 | 0, 0, 1, 1, | |
10159 | /* Border. */ | |
10160 | 1, | |
10161 | CopyFromParent, InputOutput, CopyFromParent, | |
10162 | mask, &attrs); | |
10163 | UNBLOCK_INPUT; | |
10164 | } | |
10165 | ||
10166 | x_make_gc (f); | |
10167 | ||
333b20bb GM |
10168 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
10169 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10170 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
10171 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10172 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
10173 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
10174 | ||
be786000 | 10175 | /* Dimensions, especially FRAME_LINES (f), must be done via change_frame_size. |
333b20bb | 10176 | Change will not be effected unless different from the current |
be786000 KS |
10177 | FRAME_LINES (f). */ |
10178 | width = FRAME_COLS (f); | |
10179 | height = FRAME_LINES (f); | |
10180 | SET_FRAME_COLS (f, 0); | |
10181 | FRAME_LINES (f) = 0; | |
8938a4fb | 10182 | change_frame_size (f, height, width, 1, 0, 0); |
177c0ea7 | 10183 | |
cd1d850f JPW |
10184 | /* Add `tooltip' frame parameter's default value. */ |
10185 | if (NILP (Fframe_parameter (frame, intern ("tooltip")))) | |
10186 | Fmodify_frame_parameters (frame, Fcons (Fcons (intern ("tooltip"), Qt), | |
10187 | Qnil)); | |
177c0ea7 | 10188 | |
035d5114 | 10189 | /* Set up faces after all frame parameters are known. This call |
6801a572 GM |
10190 | also merges in face attributes specified for new frames. |
10191 | ||
10192 | Frame parameters may be changed if .Xdefaults contains | |
10193 | specifications for the default font. For example, if there is an | |
10194 | `Emacs.default.attributeBackground: pink', the `background-color' | |
10195 | attribute of the frame get's set, which let's the internal border | |
10196 | of the tooltip frame appear in pink. Prevent this. */ | |
10197 | { | |
10198 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
10199 | ||
10200 | /* Set tip_frame here, so that */ | |
10201 | tip_frame = frame; | |
10202 | call1 (Qface_set_after_frame_default, frame); | |
177c0ea7 | 10203 | |
6801a572 GM |
10204 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) |
10205 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
10206 | Qnil)); | |
10207 | } | |
177c0ea7 | 10208 | |
333b20bb GM |
10209 | f->no_split = 1; |
10210 | ||
10211 | UNGCPRO; | |
10212 | ||
10213 | /* It is now ok to make the frame official even if we get an error | |
10214 | below. And the frame needs to be on Vframe_list or making it | |
10215 | visible won't work. */ | |
10216 | Vframe_list = Fcons (frame, Vframe_list); | |
10217 | ||
10218 | /* Now that the frame is official, it counts as a reference to | |
10219 | its display. */ | |
10220 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
10221 | ||
06d62053 GM |
10222 | /* Setting attributes of faces of the tooltip frame from resources |
10223 | and similar will increment face_change_count, which leads to the | |
10224 | clearing of all current matrices. Since this isn't necessary | |
10225 | here, avoid it by resetting face_change_count to the value it | |
10226 | had before we created the tip frame. */ | |
10227 | face_change_count = face_change_count_before; | |
10228 | ||
eaf1eea9 | 10229 | /* Discard the unwind_protect. */ |
333b20bb GM |
10230 | return unbind_to (count, frame); |
10231 | } | |
10232 | ||
10233 | ||
06d62053 GM |
10234 | /* Compute where to display tip frame F. PARMS is the list of frame |
10235 | parameters for F. DX and DY are specified offsets from the current | |
ab452f99 GM |
10236 | location of the mouse. WIDTH and HEIGHT are the width and height |
10237 | of the tooltip. Return coordinates relative to the root window of | |
10238 | the display in *ROOT_X, and *ROOT_Y. */ | |
06d62053 GM |
10239 | |
10240 | static void | |
ab452f99 | 10241 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
06d62053 GM |
10242 | struct frame *f; |
10243 | Lisp_Object parms, dx, dy; | |
ab452f99 | 10244 | int width, height; |
06d62053 GM |
10245 | int *root_x, *root_y; |
10246 | { | |
10247 | Lisp_Object left, top; | |
10248 | int win_x, win_y; | |
10249 | Window root, child; | |
10250 | unsigned pmask; | |
177c0ea7 | 10251 | |
06d62053 GM |
10252 | /* User-specified position? */ |
10253 | left = Fcdr (Fassq (Qleft, parms)); | |
10254 | top = Fcdr (Fassq (Qtop, parms)); | |
177c0ea7 | 10255 | |
06d62053 GM |
10256 | /* Move the tooltip window where the mouse pointer is. Resize and |
10257 | show it. */ | |
570d22b0 | 10258 | if (!INTEGERP (left) || !INTEGERP (top)) |
ab452f99 GM |
10259 | { |
10260 | BLOCK_INPUT; | |
10261 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
10262 | &root, &child, root_x, root_y, &win_x, &win_y, &pmask); | |
10263 | UNBLOCK_INPUT; | |
10264 | } | |
06d62053 | 10265 | |
06d62053 GM |
10266 | if (INTEGERP (top)) |
10267 | *root_y = XINT (top); | |
ab452f99 GM |
10268 | else if (*root_y + XINT (dy) - height < 0) |
10269 | *root_y -= XINT (dy); | |
10270 | else | |
10271 | { | |
10272 | *root_y -= height; | |
10273 | *root_y += XINT (dy); | |
10274 | } | |
10275 | ||
10276 | if (INTEGERP (left)) | |
10277 | *root_x = XINT (left); | |
d682d3df RS |
10278 | else if (*root_x + XINT (dx) + width <= FRAME_X_DISPLAY_INFO (f)->width) |
10279 | /* It fits to the right of the pointer. */ | |
10280 | *root_x += XINT (dx); | |
10281 | else if (width + XINT (dx) <= *root_x) | |
10282 | /* It fits to the left of the pointer. */ | |
ab452f99 GM |
10283 | *root_x -= width + XINT (dx); |
10284 | else | |
d682d3df RS |
10285 | /* Put it left-justified on the screen--it ought to fit that way. */ |
10286 | *root_x = 0; | |
06d62053 GM |
10287 | } |
10288 | ||
10289 | ||
0634ce98 | 10290 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
7ee72033 | 10291 | doc: /* Show STRING in a "tooltip" window on frame FRAME. |
c061c855 GM |
10292 | A tooltip window is a small X window displaying a string. |
10293 | ||
10294 | FRAME nil or omitted means use the selected frame. | |
10295 | ||
10296 | PARMS is an optional list of frame parameters which can be used to | |
10297 | change the tooltip's appearance. | |
10298 | ||
10299 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil | |
10300 | means use the default timeout of 5 seconds. | |
10301 | ||
10302 | If the list of frame parameters PARAMS contains a `left' parameters, | |
10303 | the tooltip is displayed at that x-position. Otherwise it is | |
10304 | displayed at the mouse position, with offset DX added (default is 5 if | |
10305 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
10306 | parameter is specified, it determines the y-position of the tooltip | |
10307 | window, otherwise it is displayed at the mouse position, with offset | |
10308 | DY added (default is -10). | |
10309 | ||
10310 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
7ee72033 MB |
10311 | Text larger than the specified size is clipped. */) |
10312 | (string, frame, parms, timeout, dx, dy) | |
0634ce98 | 10313 | Lisp_Object string, frame, parms, timeout, dx, dy; |
333b20bb GM |
10314 | { |
10315 | struct frame *f; | |
10316 | struct window *w; | |
06d62053 | 10317 | int root_x, root_y; |
333b20bb GM |
10318 | struct buffer *old_buffer; |
10319 | struct text_pos pos; | |
10320 | int i, width, height; | |
393f2d14 | 10321 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb | 10322 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
331379bf | 10323 | int count = SPECPDL_INDEX (); |
177c0ea7 | 10324 | |
333b20bb GM |
10325 | specbind (Qinhibit_redisplay, Qt); |
10326 | ||
393f2d14 | 10327 | GCPRO4 (string, parms, frame, timeout); |
333b20bb | 10328 | |
b7826503 | 10329 | CHECK_STRING (string); |
333b20bb GM |
10330 | f = check_x_frame (frame); |
10331 | if (NILP (timeout)) | |
10332 | timeout = make_number (5); | |
10333 | else | |
b7826503 | 10334 | CHECK_NATNUM (timeout); |
177c0ea7 | 10335 | |
0634ce98 GM |
10336 | if (NILP (dx)) |
10337 | dx = make_number (5); | |
10338 | else | |
b7826503 | 10339 | CHECK_NUMBER (dx); |
177c0ea7 | 10340 | |
0634ce98 | 10341 | if (NILP (dy)) |
12c67a7f | 10342 | dy = make_number (-10); |
0634ce98 | 10343 | else |
b7826503 | 10344 | CHECK_NUMBER (dy); |
333b20bb | 10345 | |
06d62053 GM |
10346 | if (NILP (last_show_tip_args)) |
10347 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
10348 | ||
10349 | if (!NILP (tip_frame)) | |
10350 | { | |
10351 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
10352 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
10353 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
10354 | ||
10355 | if (EQ (frame, last_frame) | |
10356 | && !NILP (Fequal (last_string, string)) | |
10357 | && !NILP (Fequal (last_parms, parms))) | |
10358 | { | |
10359 | struct frame *f = XFRAME (tip_frame); | |
177c0ea7 | 10360 | |
06d62053 GM |
10361 | /* Only DX and DY have changed. */ |
10362 | if (!NILP (tip_timer)) | |
ae782866 GM |
10363 | { |
10364 | Lisp_Object timer = tip_timer; | |
10365 | tip_timer = Qnil; | |
10366 | call1 (Qcancel_timer, timer); | |
10367 | } | |
06d62053 GM |
10368 | |
10369 | BLOCK_INPUT; | |
be786000 KS |
10370 | compute_tip_xy (f, parms, dx, dy, FRAME_PIXEL_WIDTH (f), |
10371 | FRAME_PIXEL_HEIGHT (f), &root_x, &root_y); | |
06d62053 | 10372 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 10373 | root_x, root_y); |
06d62053 GM |
10374 | UNBLOCK_INPUT; |
10375 | goto start_timer; | |
10376 | } | |
10377 | } | |
10378 | ||
333b20bb GM |
10379 | /* Hide a previous tip, if any. */ |
10380 | Fx_hide_tip (); | |
10381 | ||
06d62053 GM |
10382 | ASET (last_show_tip_args, 0, string); |
10383 | ASET (last_show_tip_args, 1, frame); | |
10384 | ASET (last_show_tip_args, 2, parms); | |
10385 | ||
333b20bb GM |
10386 | /* Add default values to frame parameters. */ |
10387 | if (NILP (Fassq (Qname, parms))) | |
10388 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
10389 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10390 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
10391 | if (NILP (Fassq (Qborder_width, parms))) | |
10392 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
10393 | if (NILP (Fassq (Qborder_color, parms))) | |
10394 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
10395 | if (NILP (Fassq (Qbackground_color, parms))) | |
10396 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
10397 | parms); | |
10398 | ||
10399 | /* Create a frame for the tooltip, and record it in the global | |
10400 | variable tip_frame. */ | |
275841bf | 10401 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms, string); |
44b5a125 | 10402 | f = XFRAME (frame); |
333b20bb | 10403 | |
d63931a2 | 10404 | /* Set up the frame's root window. */ |
333b20bb | 10405 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
be786000 | 10406 | w->left_col = w->top_line = make_number (0); |
177c0ea7 | 10407 | |
d63931a2 GM |
10408 | if (CONSP (Vx_max_tooltip_size) |
10409 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
10410 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
10411 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
10412 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
10413 | { | |
be786000 KS |
10414 | w->total_cols = XCAR (Vx_max_tooltip_size); |
10415 | w->total_lines = XCDR (Vx_max_tooltip_size); | |
d63931a2 GM |
10416 | } |
10417 | else | |
10418 | { | |
be786000 KS |
10419 | w->total_cols = make_number (80); |
10420 | w->total_lines = make_number (40); | |
d63931a2 | 10421 | } |
177c0ea7 | 10422 | |
be786000 | 10423 | FRAME_TOTAL_COLS (f) = XINT (w->total_cols); |
333b20bb GM |
10424 | adjust_glyphs (f); |
10425 | w->pseudo_window_p = 1; | |
10426 | ||
10427 | /* Display the tooltip text in a temporary buffer. */ | |
333b20bb | 10428 | old_buffer = current_buffer; |
275841bf | 10429 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
d63931a2 | 10430 | current_buffer->truncate_lines = Qnil; |
333b20bb GM |
10431 | clear_glyph_matrix (w->desired_matrix); |
10432 | clear_glyph_matrix (w->current_matrix); | |
10433 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
10434 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
10435 | ||
10436 | /* Compute width and height of the tooltip. */ | |
10437 | width = height = 0; | |
10438 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
10439 | { | |
10440 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
10441 | struct glyph *last; | |
10442 | int row_width; | |
10443 | ||
10444 | /* Stop at the first empty row at the end. */ | |
10445 | if (!row->enabled_p || !row->displays_text_p) | |
10446 | break; | |
10447 | ||
d7bf0342 GM |
10448 | /* Let the row go over the full width of the frame. */ |
10449 | row->full_width_p = 1; | |
333b20bb | 10450 | |
e3130015 | 10451 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
10452 | the cursor there. Don't include the width of this glyph. */ |
10453 | if (row->used[TEXT_AREA]) | |
10454 | { | |
10455 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
10456 | row_width = row->pixel_width - last->pixel_width; | |
10457 | } | |
10458 | else | |
10459 | row_width = row->pixel_width; | |
177c0ea7 | 10460 | |
333b20bb GM |
10461 | height += row->height; |
10462 | width = max (width, row_width); | |
10463 | } | |
10464 | ||
10465 | /* Add the frame's internal border to the width and height the X | |
10466 | window should have. */ | |
10467 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10468 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10469 | ||
10470 | /* Move the tooltip window where the mouse pointer is. Resize and | |
10471 | show it. */ | |
ab452f99 | 10472 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
0634ce98 | 10473 | |
0634ce98 | 10474 | BLOCK_INPUT; |
333b20bb | 10475 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 10476 | root_x, root_y, width, height); |
333b20bb GM |
10477 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
10478 | UNBLOCK_INPUT; | |
177c0ea7 | 10479 | |
333b20bb GM |
10480 | /* Draw into the window. */ |
10481 | w->must_be_updated_p = 1; | |
10482 | update_single_window (w, 1); | |
10483 | ||
10484 | /* Restore original current buffer. */ | |
10485 | set_buffer_internal_1 (old_buffer); | |
10486 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
10487 | ||
06d62053 | 10488 | start_timer: |
333b20bb GM |
10489 | /* Let the tip disappear after timeout seconds. */ |
10490 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
10491 | intern ("x-hide-tip")); | |
a744a2ec DL |
10492 | |
10493 | UNGCPRO; | |
333b20bb GM |
10494 | return unbind_to (count, Qnil); |
10495 | } | |
10496 | ||
10497 | ||
10498 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
7ee72033 MB |
10499 | doc: /* Hide the current tooltip window, if there is any. |
10500 | Value is t if tooltip was open, nil otherwise. */) | |
10501 | () | |
333b20bb | 10502 | { |
44b5a125 | 10503 | int count; |
c0006262 GM |
10504 | Lisp_Object deleted, frame, timer; |
10505 | struct gcpro gcpro1, gcpro2; | |
44b5a125 GM |
10506 | |
10507 | /* Return quickly if nothing to do. */ | |
c0006262 | 10508 | if (NILP (tip_timer) && NILP (tip_frame)) |
44b5a125 | 10509 | return Qnil; |
177c0ea7 | 10510 | |
c0006262 GM |
10511 | frame = tip_frame; |
10512 | timer = tip_timer; | |
10513 | GCPRO2 (frame, timer); | |
10514 | tip_frame = tip_timer = deleted = Qnil; | |
177c0ea7 | 10515 | |
331379bf | 10516 | count = SPECPDL_INDEX (); |
333b20bb | 10517 | specbind (Qinhibit_redisplay, Qt); |
44b5a125 | 10518 | specbind (Qinhibit_quit, Qt); |
177c0ea7 | 10519 | |
c0006262 | 10520 | if (!NILP (timer)) |
ae782866 | 10521 | call1 (Qcancel_timer, timer); |
333b20bb | 10522 | |
c0006262 | 10523 | if (FRAMEP (frame)) |
333b20bb | 10524 | { |
44b5a125 GM |
10525 | Fdelete_frame (frame, Qnil); |
10526 | deleted = Qt; | |
f6c44811 GM |
10527 | |
10528 | #ifdef USE_LUCID | |
10529 | /* Bloodcurdling hack alert: The Lucid menu bar widget's | |
10530 | redisplay procedure is not called when a tip frame over menu | |
10531 | items is unmapped. Redisplay the menu manually... */ | |
10532 | { | |
10533 | struct frame *f = SELECTED_FRAME (); | |
10534 | Widget w = f->output_data.x->menubar_widget; | |
10535 | extern void xlwmenu_redisplay P_ ((Widget)); | |
9180dc8c | 10536 | |
f6c44811 | 10537 | if (!DoesSaveUnders (FRAME_X_DISPLAY_INFO (f)->screen) |
dbc64aa7 | 10538 | && w != NULL) |
f6c44811 GM |
10539 | { |
10540 | BLOCK_INPUT; | |
10541 | xlwmenu_redisplay (w); | |
10542 | UNBLOCK_INPUT; | |
10543 | } | |
10544 | } | |
10545 | #endif /* USE_LUCID */ | |
333b20bb GM |
10546 | } |
10547 | ||
c0006262 | 10548 | UNGCPRO; |
44b5a125 | 10549 | return unbind_to (count, deleted); |
333b20bb GM |
10550 | } |
10551 | ||
10552 | ||
10553 | \f | |
10554 | /*********************************************************************** | |
10555 | File selection dialog | |
10556 | ***********************************************************************/ | |
10557 | ||
10558 | #ifdef USE_MOTIF | |
10559 | ||
10560 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
10561 | ||
10562 | static void | |
10563 | file_dialog_cb (widget, client_data, call_data) | |
10564 | Widget widget; | |
10565 | XtPointer call_data, client_data; | |
10566 | { | |
10567 | int *result = (int *) client_data; | |
10568 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
10569 | *result = cb->reason; | |
10570 | } | |
10571 | ||
10572 | ||
a779d213 GM |
10573 | /* Callback for unmapping a file selection dialog. This is used to |
10574 | capture the case where a dialog is closed via a window manager's | |
10575 | closer button, for example. Using a XmNdestroyCallback didn't work | |
10576 | in this case. */ | |
10577 | ||
10578 | static void | |
10579 | file_dialog_unmap_cb (widget, client_data, call_data) | |
10580 | Widget widget; | |
10581 | XtPointer call_data, client_data; | |
10582 | { | |
10583 | int *result = (int *) client_data; | |
10584 | *result = XmCR_CANCEL; | |
10585 | } | |
10586 | ||
10587 | ||
333b20bb | 10588 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
7ee72033 | 10589 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
c061c855 GM |
10590 | Use a file selection dialog. |
10591 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
10592 | specified. Don't let the user enter a file name in the file | |
7ee72033 MB |
10593 | selection dialog's entry field, if MUSTMATCH is non-nil. */) |
10594 | (prompt, dir, default_filename, mustmatch) | |
333b20bb GM |
10595 | Lisp_Object prompt, dir, default_filename, mustmatch; |
10596 | { | |
10597 | int result; | |
0fe92f72 | 10598 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
10599 | Lisp_Object file = Qnil; |
10600 | Widget dialog, text, list, help; | |
10601 | Arg al[10]; | |
10602 | int ac = 0; | |
10603 | extern XtAppContext Xt_app_con; | |
333b20bb | 10604 | XmString dir_xmstring, pattern_xmstring; |
65b21658 | 10605 | int count = SPECPDL_INDEX (); |
333b20bb GM |
10606 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; |
10607 | ||
10608 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
10609 | CHECK_STRING (prompt); |
10610 | CHECK_STRING (dir); | |
333b20bb GM |
10611 | |
10612 | /* Prevent redisplay. */ | |
10613 | specbind (Qinhibit_redisplay, Qt); | |
10614 | ||
10615 | BLOCK_INPUT; | |
10616 | ||
10617 | /* Create the dialog with PROMPT as title, using DIR as initial | |
10618 | directory and using "*" as pattern. */ | |
10619 | dir = Fexpand_file_name (dir, Qnil); | |
d5db4077 | 10620 | dir_xmstring = XmStringCreateLocalized (SDATA (dir)); |
333b20bb | 10621 | pattern_xmstring = XmStringCreateLocalized ("*"); |
177c0ea7 | 10622 | |
d5db4077 | 10623 | XtSetArg (al[ac], XmNtitle, SDATA (prompt)); ++ac; |
333b20bb GM |
10624 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; |
10625 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
10626 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
10627 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
10628 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
10629 | "fsb", al, ac); | |
10630 | XmStringFree (dir_xmstring); | |
10631 | XmStringFree (pattern_xmstring); | |
10632 | ||
10633 | /* Add callbacks for OK and Cancel. */ | |
10634 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
10635 | (XtPointer) &result); | |
10636 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
10637 | (XtPointer) &result); | |
a779d213 GM |
10638 | XtAddCallback (dialog, XmNunmapCallback, file_dialog_unmap_cb, |
10639 | (XtPointer) &result); | |
333b20bb GM |
10640 | |
10641 | /* Disable the help button since we can't display help. */ | |
10642 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
10643 | XtSetSensitive (help, False); | |
10644 | ||
177c0ea7 | 10645 | /* Mark OK button as default. */ |
333b20bb GM |
10646 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), |
10647 | XmNshowAsDefault, True, NULL); | |
10648 | ||
10649 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
10650 | dialog, so that the user must select a file from the files list | |
10651 | box. We can't remove it because we wouldn't have a way to get at | |
10652 | the result file name, then. */ | |
10653 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
10654 | if (!NILP (mustmatch)) | |
10655 | { | |
10656 | Widget label; | |
10657 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
10658 | XtSetSensitive (text, False); | |
10659 | XtSetSensitive (label, False); | |
10660 | } | |
10661 | ||
10662 | /* Manage the dialog, so that list boxes get filled. */ | |
10663 | XtManageChild (dialog); | |
10664 | ||
10665 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
10666 | must include the path for this to work. */ | |
10667 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
10668 | if (STRINGP (default_filename)) | |
10669 | { | |
10670 | XmString default_xmstring; | |
10671 | int item_pos; | |
10672 | ||
10673 | default_xmstring | |
d5db4077 | 10674 | = XmStringCreateLocalized (SDATA (default_filename)); |
333b20bb GM |
10675 | |
10676 | if (!XmListItemExists (list, default_xmstring)) | |
10677 | { | |
10678 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
10679 | XmListAddItem (list, default_xmstring, 0); | |
10680 | item_pos = 0; | |
10681 | } | |
10682 | else | |
10683 | item_pos = XmListItemPos (list, default_xmstring); | |
10684 | XmStringFree (default_xmstring); | |
10685 | ||
10686 | /* Select the item and scroll it into view. */ | |
10687 | XmListSelectPos (list, item_pos, True); | |
10688 | XmListSetPos (list, item_pos); | |
10689 | } | |
10690 | ||
bf338245 | 10691 | /* Process events until the user presses Cancel or OK. */ |
03100098 | 10692 | result = 0; |
a779d213 | 10693 | while (result == 0) |
563b384d | 10694 | { |
bf338245 JD |
10695 | XEvent event; |
10696 | XtAppNextEvent (Xt_app_con, &event); | |
1fcfb866 | 10697 | (void) x_dispatch_event (&event, FRAME_X_DISPLAY (f) ); |
563b384d | 10698 | } |
03100098 | 10699 | |
333b20bb GM |
10700 | /* Get the result. */ |
10701 | if (result == XmCR_OK) | |
10702 | { | |
10703 | XmString text; | |
10704 | String data; | |
177c0ea7 | 10705 | |
d1670063 | 10706 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
10707 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
10708 | XmStringFree (text); | |
10709 | file = build_string (data); | |
10710 | XtFree (data); | |
10711 | } | |
10712 | else | |
10713 | file = Qnil; | |
10714 | ||
10715 | /* Clean up. */ | |
10716 | XtUnmanageChild (dialog); | |
10717 | XtDestroyWidget (dialog); | |
10718 | UNBLOCK_INPUT; | |
10719 | UNGCPRO; | |
10720 | ||
10721 | /* Make "Cancel" equivalent to C-g. */ | |
10722 | if (NILP (file)) | |
10723 | Fsignal (Qquit, Qnil); | |
177c0ea7 | 10724 | |
333b20bb GM |
10725 | return unbind_to (count, file); |
10726 | } | |
10727 | ||
10728 | #endif /* USE_MOTIF */ | |
10729 | ||
488dd4c4 JD |
10730 | #ifdef USE_GTK |
10731 | ||
10732 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
10733 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
10734 | Use a file selection dialog.\n\ | |
10735 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
10736 | specified. Don't let the user enter a file name in the file\n\ | |
10737 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
10738 | (prompt, dir, default_filename, mustmatch) | |
10739 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
10740 | { | |
10741 | FRAME_PTR f = SELECTED_FRAME (); | |
10742 | char *fn; | |
10743 | Lisp_Object file = Qnil; | |
10744 | int count = specpdl_ptr - specpdl; | |
10745 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
10746 | char *cdef_file; | |
10747 | char *cprompt; | |
177c0ea7 | 10748 | |
488dd4c4 JD |
10749 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); |
10750 | CHECK_STRING (prompt); | |
10751 | CHECK_STRING (dir); | |
10752 | ||
10753 | /* Prevent redisplay. */ | |
10754 | specbind (Qinhibit_redisplay, Qt); | |
10755 | ||
10756 | BLOCK_INPUT; | |
10757 | ||
10758 | if (STRINGP (default_filename)) | |
10759 | cdef_file = SDATA (default_filename); | |
10760 | else | |
10761 | cdef_file = SDATA (dir); | |
10762 | ||
10763 | fn = xg_get_file_name (f, SDATA (prompt), cdef_file, ! NILP (mustmatch)); | |
177c0ea7 | 10764 | |
488dd4c4 JD |
10765 | if (fn) |
10766 | { | |
10767 | file = build_string (fn); | |
10768 | xfree (fn); | |
10769 | } | |
10770 | ||
10771 | UNBLOCK_INPUT; | |
10772 | UNGCPRO; | |
10773 | ||
10774 | /* Make "Cancel" equivalent to C-g. */ | |
10775 | if (NILP (file)) | |
10776 | Fsignal (Qquit, Qnil); | |
177c0ea7 | 10777 | |
488dd4c4 JD |
10778 | return unbind_to (count, file); |
10779 | } | |
10780 | ||
10781 | #endif /* USE_GTK */ | |
333b20bb GM |
10782 | |
10783 | \f | |
82bab41c GM |
10784 | /*********************************************************************** |
10785 | Keyboard | |
10786 | ***********************************************************************/ | |
10787 | ||
10788 | #ifdef HAVE_XKBGETKEYBOARD | |
10789 | #include <X11/XKBlib.h> | |
10790 | #include <X11/keysym.h> | |
10791 | #endif | |
10792 | ||
10793 | DEFUN ("x-backspace-delete-keys-p", Fx_backspace_delete_keys_p, | |
10794 | Sx_backspace_delete_keys_p, 0, 1, 0, | |
7ee72033 | 10795 | doc: /* Check if both Backspace and Delete keys are on the keyboard of FRAME. |
c061c855 GM |
10796 | FRAME nil means use the selected frame. |
10797 | Value is t if we know that both keys are present, and are mapped to the | |
7ee72033 MB |
10798 | usual X keysyms. */) |
10799 | (frame) | |
82bab41c GM |
10800 | Lisp_Object frame; |
10801 | { | |
10802 | #ifdef HAVE_XKBGETKEYBOARD | |
10803 | XkbDescPtr kb; | |
10804 | struct frame *f = check_x_frame (frame); | |
10805 | Display *dpy = FRAME_X_DISPLAY (f); | |
10806 | Lisp_Object have_keys; | |
46f6a258 | 10807 | int major, minor, op, event, error; |
82bab41c GM |
10808 | |
10809 | BLOCK_INPUT; | |
46f6a258 GM |
10810 | |
10811 | /* Check library version in case we're dynamically linked. */ | |
10812 | major = XkbMajorVersion; | |
10813 | minor = XkbMinorVersion; | |
10814 | if (!XkbLibraryVersion (&major, &minor)) | |
c1efd260 GM |
10815 | { |
10816 | UNBLOCK_INPUT; | |
10817 | return Qnil; | |
10818 | } | |
46f6a258 GM |
10819 | |
10820 | /* Check that the server supports XKB. */ | |
10821 | major = XkbMajorVersion; | |
10822 | minor = XkbMinorVersion; | |
10823 | if (!XkbQueryExtension (dpy, &op, &event, &error, &major, &minor)) | |
c1efd260 GM |
10824 | { |
10825 | UNBLOCK_INPUT; | |
10826 | return Qnil; | |
10827 | } | |
177c0ea7 | 10828 | |
46f6a258 | 10829 | have_keys = Qnil; |
c1efd260 | 10830 | kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd); |
82bab41c GM |
10831 | if (kb) |
10832 | { | |
10833 | int delete_keycode = 0, backspace_keycode = 0, i; | |
c1efd260 GM |
10834 | |
10835 | if (XkbGetNames (dpy, XkbAllNamesMask, kb) == Success) | |
82bab41c | 10836 | { |
c1efd260 GM |
10837 | for (i = kb->min_key_code; |
10838 | (i < kb->max_key_code | |
10839 | && (delete_keycode == 0 || backspace_keycode == 0)); | |
10840 | ++i) | |
10841 | { | |
d63931a2 GM |
10842 | /* The XKB symbolic key names can be seen most easily in |
10843 | the PS file generated by `xkbprint -label name | |
10844 | $DISPLAY'. */ | |
c1efd260 GM |
10845 | if (bcmp ("DELE", kb->names->keys[i].name, 4) == 0) |
10846 | delete_keycode = i; | |
10847 | else if (bcmp ("BKSP", kb->names->keys[i].name, 4) == 0) | |
10848 | backspace_keycode = i; | |
10849 | } | |
10850 | ||
10851 | XkbFreeNames (kb, 0, True); | |
82bab41c GM |
10852 | } |
10853 | ||
c1efd260 | 10854 | XkbFreeClientMap (kb, 0, True); |
177c0ea7 | 10855 | |
82bab41c GM |
10856 | if (delete_keycode |
10857 | && backspace_keycode | |
10858 | && XKeysymToKeycode (dpy, XK_Delete) == delete_keycode | |
10859 | && XKeysymToKeycode (dpy, XK_BackSpace) == backspace_keycode) | |
10860 | have_keys = Qt; | |
10861 | } | |
10862 | UNBLOCK_INPUT; | |
10863 | return have_keys; | |
10864 | #else /* not HAVE_XKBGETKEYBOARD */ | |
10865 | return Qnil; | |
10866 | #endif /* not HAVE_XKBGETKEYBOARD */ | |
10867 | } | |
10868 | ||
10869 | ||
10870 | \f | |
333b20bb GM |
10871 | /*********************************************************************** |
10872 | Initialization | |
10873 | ***********************************************************************/ | |
10874 | ||
4dacadcc | 10875 | /* Keep this list in the same order as frame_parms in frame.c. |
7c0d3ed8 KS |
10876 | Use 0 for unsupported frame parameters. */ |
10877 | ||
10878 | frame_parm_handler x_frame_parm_handlers[] = | |
10879 | { | |
10880 | x_set_autoraise, | |
10881 | x_set_autolower, | |
10882 | x_set_background_color, | |
10883 | x_set_border_color, | |
10884 | x_set_border_width, | |
10885 | x_set_cursor_color, | |
10886 | x_set_cursor_type, | |
10887 | x_set_font, | |
10888 | x_set_foreground_color, | |
10889 | x_set_icon_name, | |
10890 | x_set_icon_type, | |
10891 | x_set_internal_border_width, | |
10892 | x_set_menu_bar_lines, | |
10893 | x_set_mouse_color, | |
10894 | x_explicitly_set_name, | |
10895 | x_set_scroll_bar_width, | |
10896 | x_set_title, | |
10897 | x_set_unsplittable, | |
10898 | x_set_vertical_scroll_bars, | |
10899 | x_set_visibility, | |
10900 | x_set_tool_bar_lines, | |
10901 | x_set_scroll_bar_foreground, | |
10902 | x_set_scroll_bar_background, | |
10903 | x_set_screen_gamma, | |
10904 | x_set_line_spacing, | |
10905 | x_set_fringe_width, | |
10906 | x_set_fringe_width, | |
10907 | x_set_wait_for_wm, | |
10908 | x_set_fullscreen, | |
10909 | }; | |
10910 | ||
333b20bb GM |
10911 | void |
10912 | syms_of_xfns () | |
10913 | { | |
10914 | /* This is zero if not using X windows. */ | |
10915 | x_in_use = 0; | |
10916 | ||
10917 | /* The section below is built by the lisp expression at the top of the file, | |
10918 | just above where these variables are declared. */ | |
10919 | /*&&& init symbols here &&&*/ | |
baaed68e JB |
10920 | Qnone = intern ("none"); |
10921 | staticpro (&Qnone); | |
8af1d7ca JB |
10922 | Qsuppress_icon = intern ("suppress-icon"); |
10923 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 10924 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 10925 | staticpro (&Qundefined_color); |
7c7ff7f5 GM |
10926 | Qcenter = intern ("center"); |
10927 | staticpro (&Qcenter); | |
96db09e4 KH |
10928 | Qcompound_text = intern ("compound-text"); |
10929 | staticpro (&Qcompound_text); | |
ae782866 GM |
10930 | Qcancel_timer = intern ("cancel-timer"); |
10931 | staticpro (&Qcancel_timer); | |
f9942c9e JB |
10932 | /* This is the end of symbol initialization. */ |
10933 | ||
58cad5ed KH |
10934 | /* Text property `display' should be nonsticky by default. */ |
10935 | Vtext_property_default_nonsticky | |
10936 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
10937 | ||
10938 | ||
333b20bb GM |
10939 | Qlaplace = intern ("laplace"); |
10940 | staticpro (&Qlaplace); | |
4a8e312c GM |
10941 | Qemboss = intern ("emboss"); |
10942 | staticpro (&Qemboss); | |
10943 | Qedge_detection = intern ("edge-detection"); | |
10944 | staticpro (&Qedge_detection); | |
10945 | Qheuristic = intern ("heuristic"); | |
10946 | staticpro (&Qheuristic); | |
10947 | QCmatrix = intern (":matrix"); | |
10948 | staticpro (&QCmatrix); | |
10949 | QCcolor_adjustment = intern (":color-adjustment"); | |
10950 | staticpro (&QCcolor_adjustment); | |
10951 | QCmask = intern (":mask"); | |
10952 | staticpro (&QCmask); | |
177c0ea7 | 10953 | |
01f1ba30 JB |
10954 | Fput (Qundefined_color, Qerror_conditions, |
10955 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
10956 | Fput (Qundefined_color, Qerror_message, | |
10957 | build_string ("Undefined color")); | |
10958 | ||
7ee72033 MB |
10959 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
10960 | doc: /* Non-nil means always draw a cross over disabled images. | |
c061c855 GM |
10961 | Disabled images are those having an `:conversion disabled' property. |
10962 | A cross is always drawn on black & white displays. */); | |
14819cb3 GM |
10963 | cross_disabled_images = 0; |
10964 | ||
7ee72033 | 10965 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
c5903437 | 10966 | doc: /* List of directories to search for window system bitmap files. */); |
e241c09b | 10967 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 10968 | |
7ee72033 MB |
10969 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
10970 | doc: /* The shape of the pointer when over text. | |
c061c855 GM |
10971 | Changing the value does not affect existing frames |
10972 | unless you set the mouse color. */); | |
01f1ba30 JB |
10973 | Vx_pointer_shape = Qnil; |
10974 | ||
ca0ecbf5 | 10975 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
10976 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
10977 | doc: /* The shape of the pointer when not over text. | |
c061c855 GM |
10978 | This variable takes effect when you create a new frame |
10979 | or when you set the mouse color. */); | |
af01ef26 | 10980 | #endif |
01f1ba30 JB |
10981 | Vx_nontext_pointer_shape = Qnil; |
10982 | ||
7ee72033 MB |
10983 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
10984 | doc: /* The shape of the pointer when Emacs is busy. | |
c061c855 GM |
10985 | This variable takes effect when you create a new frame |
10986 | or when you set the mouse color. */); | |
0af913d7 | 10987 | Vx_hourglass_pointer_shape = Qnil; |
333b20bb | 10988 | |
7ee72033 MB |
10989 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
10990 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); | |
0af913d7 | 10991 | display_hourglass_p = 1; |
177c0ea7 | 10992 | |
7ee72033 MB |
10993 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
10994 | doc: /* *Seconds to wait before displaying an hourglass pointer. | |
c061c855 | 10995 | Value must be an integer or float. */); |
0af913d7 | 10996 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
4ae9a85e | 10997 | |
ca0ecbf5 | 10998 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
10999 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
11000 | doc: /* The shape of the pointer when over the mode line. | |
c061c855 GM |
11001 | This variable takes effect when you create a new frame |
11002 | or when you set the mouse color. */); | |
af01ef26 | 11003 | #endif |
01f1ba30 JB |
11004 | Vx_mode_pointer_shape = Qnil; |
11005 | ||
d3b06468 | 11006 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
7ee72033 MB |
11007 | &Vx_sensitive_text_pointer_shape, |
11008 | doc: /* The shape of the pointer when over mouse-sensitive text. | |
c061c855 GM |
11009 | This variable takes effect when you create a new frame |
11010 | or when you set the mouse color. */); | |
ca0ecbf5 | 11011 | Vx_sensitive_text_pointer_shape = Qnil; |
95f80c78 | 11012 | |
8fb4ec9c | 11013 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
7ee72033 MB |
11014 | &Vx_window_horizontal_drag_shape, |
11015 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. | |
c061c855 GM |
11016 | This variable takes effect when you create a new frame |
11017 | or when you set the mouse color. */); | |
8fb4ec9c GM |
11018 | Vx_window_horizontal_drag_shape = Qnil; |
11019 | ||
7ee72033 MB |
11020 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
11021 | doc: /* A string indicating the foreground color of the cursor box. */); | |
01f1ba30 JB |
11022 | Vx_cursor_fore_pixel = Qnil; |
11023 | ||
7ee72033 MB |
11024 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
11025 | doc: /* Maximum size for tooltips. Value is a pair (COLUMNS . ROWS). | |
c061c855 | 11026 | Text larger than this is clipped. */); |
d63931a2 | 11027 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
177c0ea7 | 11028 | |
7ee72033 MB |
11029 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
11030 | doc: /* Non-nil if no X window manager is in use. | |
c061c855 GM |
11031 | Emacs doesn't try to figure this out; this is always nil |
11032 | unless you set it to something else. */); | |
2d38195d RS |
11033 | /* We don't have any way to find this out, so set it to nil |
11034 | and maybe the user would like to set it to t. */ | |
11035 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 11036 | |
942ea06d | 11037 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
7ee72033 MB |
11038 | &Vx_pixel_size_width_font_regexp, |
11039 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. | |
c061c855 GM |
11040 | |
11041 | Since Emacs gets width of a font matching with this regexp from | |
11042 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
11043 | such a font. This is especially effective for such large fonts as | |
11044 | Chinese, Japanese, and Korean. */); | |
942ea06d KH |
11045 | Vx_pixel_size_width_font_regexp = Qnil; |
11046 | ||
7ee72033 MB |
11047 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
11048 | doc: /* Time after which cached images are removed from the cache. | |
c061c855 GM |
11049 | When an image has not been displayed this many seconds, remove it |
11050 | from the image cache. Value must be an integer or nil with nil | |
11051 | meaning don't clear the cache. */); | |
fcf431dc | 11052 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 11053 | |
1d3dac41 | 11054 | #ifdef USE_X_TOOLKIT |
6f3f6a8d | 11055 | Fprovide (intern ("x-toolkit"), Qnil); |
5b827abb | 11056 | #ifdef USE_MOTIF |
6f3f6a8d | 11057 | Fprovide (intern ("motif"), Qnil); |
fc2cdd9a | 11058 | |
7ee72033 MB |
11059 | DEFVAR_LISP ("motif-version-string", &Vmotif_version_string, |
11060 | doc: /* Version info for LessTif/Motif. */); | |
fc2cdd9a GM |
11061 | Vmotif_version_string = build_string (XmVERSION_STRING); |
11062 | #endif /* USE_MOTIF */ | |
11063 | #endif /* USE_X_TOOLKIT */ | |
01f1ba30 | 11064 | |
8a16bd4f LK |
11065 | #ifdef USE_GTK |
11066 | Fprovide (intern ("gtk"), Qnil); | |
11067 | ||
11068 | DEFVAR_LISP ("gtk-version-string", &Vgtk_version_string, | |
11069 | doc: /* Version info for GTK+. */); | |
11070 | { | |
11071 | char gtk_version[40]; | |
11072 | g_snprintf (gtk_version, sizeof (gtk_version), "%u.%u.%u", | |
11073 | GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION); | |
11074 | Vgtk_version_string = build_string (gtk_version); | |
11075 | } | |
11076 | #endif /* USE_GTK */ | |
11077 | ||
333b20bb GM |
11078 | /* X window properties. */ |
11079 | defsubr (&Sx_change_window_property); | |
11080 | defsubr (&Sx_delete_window_property); | |
11081 | defsubr (&Sx_window_property); | |
11082 | ||
2d764c78 | 11083 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 11084 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
11085 | defsubr (&Sxw_color_defined_p); |
11086 | defsubr (&Sxw_color_values); | |
9d317b2c | 11087 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
11088 | defsubr (&Sx_server_vendor); |
11089 | defsubr (&Sx_server_version); | |
11090 | defsubr (&Sx_display_pixel_width); | |
11091 | defsubr (&Sx_display_pixel_height); | |
11092 | defsubr (&Sx_display_mm_width); | |
11093 | defsubr (&Sx_display_mm_height); | |
11094 | defsubr (&Sx_display_screens); | |
11095 | defsubr (&Sx_display_planes); | |
11096 | defsubr (&Sx_display_color_cells); | |
11097 | defsubr (&Sx_display_visual_class); | |
11098 | defsubr (&Sx_display_backing_store); | |
11099 | defsubr (&Sx_display_save_under); | |
f676886a | 11100 | defsubr (&Sx_create_frame); |
01f1ba30 | 11101 | defsubr (&Sx_open_connection); |
08a90d6a RS |
11102 | defsubr (&Sx_close_connection); |
11103 | defsubr (&Sx_display_list); | |
01f1ba30 | 11104 | defsubr (&Sx_synchronize); |
3d8c3826 | 11105 | defsubr (&Sx_send_client_message); |
3decc1e7 | 11106 | defsubr (&Sx_focus_frame); |
82bab41c | 11107 | defsubr (&Sx_backspace_delete_keys_p); |
177c0ea7 | 11108 | |
942ea06d KH |
11109 | /* Setting callback functions for fontset handler. */ |
11110 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
11111 | |
11112 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
11113 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 11114 | list_fonts_func = x_list_fonts; |
333b20bb | 11115 | #endif |
177c0ea7 | 11116 | |
942ea06d | 11117 | load_font_func = x_load_font; |
bc1958c4 | 11118 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
11119 | query_font_func = x_query_font; |
11120 | set_frame_fontset_func = x_set_font; | |
11121 | check_window_system_func = check_x; | |
333b20bb GM |
11122 | |
11123 | /* Images. */ | |
11124 | Qxbm = intern ("xbm"); | |
11125 | staticpro (&Qxbm); | |
d2dc8167 GM |
11126 | QCconversion = intern (":conversion"); |
11127 | staticpro (&QCconversion); | |
333b20bb GM |
11128 | QCheuristic_mask = intern (":heuristic-mask"); |
11129 | staticpro (&QCheuristic_mask); | |
11130 | QCcolor_symbols = intern (":color-symbols"); | |
11131 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
11132 | QCascent = intern (":ascent"); |
11133 | staticpro (&QCascent); | |
11134 | QCmargin = intern (":margin"); | |
11135 | staticpro (&QCmargin); | |
11136 | QCrelief = intern (":relief"); | |
11137 | staticpro (&QCrelief); | |
fcf431dc GM |
11138 | Qpostscript = intern ("postscript"); |
11139 | staticpro (&Qpostscript); | |
333b20bb GM |
11140 | QCloader = intern (":loader"); |
11141 | staticpro (&QCloader); | |
11142 | QCbounding_box = intern (":bounding-box"); | |
11143 | staticpro (&QCbounding_box); | |
11144 | QCpt_width = intern (":pt-width"); | |
11145 | staticpro (&QCpt_width); | |
11146 | QCpt_height = intern (":pt-height"); | |
11147 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
11148 | QCindex = intern (":index"); |
11149 | staticpro (&QCindex); | |
333b20bb GM |
11150 | Qpbm = intern ("pbm"); |
11151 | staticpro (&Qpbm); | |
11152 | ||
11153 | #if HAVE_XPM | |
11154 | Qxpm = intern ("xpm"); | |
11155 | staticpro (&Qxpm); | |
11156 | #endif | |
177c0ea7 | 11157 | |
333b20bb GM |
11158 | #if HAVE_JPEG |
11159 | Qjpeg = intern ("jpeg"); | |
11160 | staticpro (&Qjpeg); | |
177c0ea7 | 11161 | #endif |
333b20bb GM |
11162 | |
11163 | #if HAVE_TIFF | |
11164 | Qtiff = intern ("tiff"); | |
11165 | staticpro (&Qtiff); | |
177c0ea7 | 11166 | #endif |
333b20bb GM |
11167 | |
11168 | #if HAVE_GIF | |
11169 | Qgif = intern ("gif"); | |
11170 | staticpro (&Qgif); | |
11171 | #endif | |
11172 | ||
11173 | #if HAVE_PNG | |
11174 | Qpng = intern ("png"); | |
11175 | staticpro (&Qpng); | |
11176 | #endif | |
11177 | ||
11178 | defsubr (&Sclear_image_cache); | |
42677916 | 11179 | defsubr (&Simage_size); |
b243755a | 11180 | defsubr (&Simage_mask_p); |
333b20bb | 11181 | |
0af913d7 GM |
11182 | hourglass_atimer = NULL; |
11183 | hourglass_shown_p = 0; | |
333b20bb GM |
11184 | |
11185 | defsubr (&Sx_show_tip); | |
11186 | defsubr (&Sx_hide_tip); | |
333b20bb | 11187 | tip_timer = Qnil; |
44b5a125 GM |
11188 | staticpro (&tip_timer); |
11189 | tip_frame = Qnil; | |
11190 | staticpro (&tip_frame); | |
333b20bb | 11191 | |
06d62053 GM |
11192 | last_show_tip_args = Qnil; |
11193 | staticpro (&last_show_tip_args); | |
11194 | ||
333b20bb GM |
11195 | #ifdef USE_MOTIF |
11196 | defsubr (&Sx_file_dialog); | |
11197 | #endif | |
11198 | } | |
11199 | ||
11200 | ||
11201 | void | |
11202 | init_xfns () | |
11203 | { | |
11204 | image_types = NULL; | |
11205 | Vimage_types = Qnil; | |
177c0ea7 | 11206 | |
333b20bb GM |
11207 | define_image_type (&xbm_type); |
11208 | define_image_type (&gs_type); | |
11209 | define_image_type (&pbm_type); | |
177c0ea7 | 11210 | |
333b20bb GM |
11211 | #if HAVE_XPM |
11212 | define_image_type (&xpm_type); | |
11213 | #endif | |
177c0ea7 | 11214 | |
333b20bb GM |
11215 | #if HAVE_JPEG |
11216 | define_image_type (&jpeg_type); | |
11217 | #endif | |
177c0ea7 | 11218 | |
333b20bb GM |
11219 | #if HAVE_TIFF |
11220 | define_image_type (&tiff_type); | |
11221 | #endif | |
177c0ea7 | 11222 | |
333b20bb GM |
11223 | #if HAVE_GIF |
11224 | define_image_type (&gif_type); | |
11225 | #endif | |
177c0ea7 | 11226 | |
333b20bb GM |
11227 | #if HAVE_PNG |
11228 | define_image_type (&png_type); | |
11229 | #endif | |
01f1ba30 JB |
11230 | } |
11231 | ||
11232 | #endif /* HAVE_X_WINDOWS */ | |
ab5796a9 MB |
11233 | |
11234 | /* arch-tag: 55040d02-5485-4d58-8b22-95a7a05f3288 | |
11235 | (do not change this comment) */ |