Commit | Line | Data |
---|---|---|
01f1ba30 | 1 | /* Functions for the X window system. |
edf36fe6 | 2 | Copyright (C) 1989, 92, 93, 94, 95, 96, 1997, 1998, 1999, 2000, 2001 |
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 | |
40e6f148 | 27 | /* This makes the fields of a Display accessible, in Xlib header files. */ |
333b20bb | 28 | |
40e6f148 RS |
29 | #define XLIB_ILLEGAL_ACCESS |
30 | ||
01f1ba30 JB |
31 | #include "lisp.h" |
32 | #include "xterm.h" | |
f676886a | 33 | #include "frame.h" |
01f1ba30 JB |
34 | #include "window.h" |
35 | #include "buffer.h" | |
58cad5ed | 36 | #include "intervals.h" |
01f1ba30 | 37 | #include "dispextern.h" |
1f98fa48 | 38 | #include "keyboard.h" |
9ac0d9e0 | 39 | #include "blockinput.h" |
57bda87a | 40 | #include <epaths.h> |
942ea06d | 41 | #include "charset.h" |
96db09e4 | 42 | #include "coding.h" |
942ea06d | 43 | #include "fontset.h" |
333b20bb GM |
44 | #include "systime.h" |
45 | #include "termhooks.h" | |
4ae9a85e | 46 | #include "atimer.h" |
01f1ba30 JB |
47 | |
48 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 49 | |
67ba84d1 | 50 | #include <ctype.h> |
63cec32f GM |
51 | #include <sys/types.h> |
52 | #include <sys/stat.h> | |
01f1ba30 | 53 | |
0a93081c | 54 | #ifndef VMS |
0505a740 | 55 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
56 | #include "bitmaps/gray.xbm" |
57 | #else | |
dbc4e1c1 | 58 | #include <X11/bitmaps/gray> |
ef493a27 | 59 | #endif |
0a93081c JB |
60 | #else |
61 | #include "[.bitmaps]gray.xbm" | |
62 | #endif | |
dbc4e1c1 | 63 | |
9ef48a9d RS |
64 | #ifdef USE_X_TOOLKIT |
65 | #include <X11/Shell.h> | |
66 | ||
398ffa92 | 67 | #ifndef USE_MOTIF |
9ef48a9d RS |
68 | #include <X11/Xaw/Paned.h> |
69 | #include <X11/Xaw/Label.h> | |
398ffa92 | 70 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
71 | |
72 | #ifdef USG | |
73 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
74 | #include <X11/Xos.h> | |
75 | #define USG | |
76 | #else | |
77 | #include <X11/Xos.h> | |
78 | #endif | |
79 | ||
80 | #include "widget.h" | |
81 | ||
82 | #include "../lwlib/lwlib.h" | |
83 | ||
333b20bb GM |
84 | #ifdef USE_MOTIF |
85 | #include <Xm/Xm.h> | |
86 | #include <Xm/DialogS.h> | |
87 | #include <Xm/FileSB.h> | |
88 | #endif | |
89 | ||
3b882b1d RS |
90 | /* Do the EDITRES protocol if running X11R5 |
91 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 92 | |
3b882b1d | 93 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 94 | #define HACK_EDITRES |
b9dc4443 | 95 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
96 | #endif /* R5 + Athena */ |
97 | ||
333b20bb GM |
98 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
99 | ||
6c32dd68 PR |
100 | extern LWLIB_ID widget_id_tick; |
101 | ||
e3881aa0 | 102 | #ifdef USE_LUCID |
82c90203 | 103 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 104 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 105 | #endif |
9ef48a9d | 106 | |
6bc20398 | 107 | extern void free_frame_menubar (); |
d62c8769 | 108 | extern double atof (); |
333b20bb | 109 | |
fc2cdd9a GM |
110 | #ifdef USE_MOTIF |
111 | ||
112 | /* LessTif/Motif version info. */ | |
113 | ||
114 | static Lisp_Object Vmotif_version_string; | |
115 | ||
116 | #endif /* USE_MOTIF */ | |
117 | ||
9ef48a9d RS |
118 | #endif /* USE_X_TOOLKIT */ |
119 | ||
01f1ba30 JB |
120 | #define min(a,b) ((a) < (b) ? (a) : (b)) |
121 | #define max(a,b) ((a) > (b) ? (a) : (b)) | |
122 | ||
9d317b2c RS |
123 | #ifdef HAVE_X11R4 |
124 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
125 | #else | |
126 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
127 | #endif | |
128 | ||
333b20bb GM |
129 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
130 | it, and including `bitmaps/gray' more than once is a problem when | |
131 | config.h defines `static' as an empty replacement string. */ | |
132 | ||
133 | int gray_bitmap_width = gray_width; | |
134 | int gray_bitmap_height = gray_height; | |
62906360 | 135 | char *gray_bitmap_bits = gray_bits; |
333b20bb | 136 | |
498e9ac3 | 137 | /* The name we're using in resource queries. Most often "emacs". */ |
333b20bb | 138 | |
d387c960 | 139 | Lisp_Object Vx_resource_name; |
ac63d3d6 | 140 | |
498e9ac3 RS |
141 | /* The application class we're using in resource queries. |
142 | Normally "Emacs". */ | |
333b20bb | 143 | |
498e9ac3 RS |
144 | Lisp_Object Vx_resource_class; |
145 | ||
0af913d7 | 146 | /* Non-zero means we're allowed to display an hourglass cursor. */ |
333b20bb | 147 | |
0af913d7 | 148 | int display_hourglass_p; |
333b20bb | 149 | |
01f1ba30 | 150 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 151 | over text or in the modeline. */ |
333b20bb | 152 | |
01f1ba30 | 153 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 154 | Lisp_Object Vx_hourglass_pointer_shape; |
333b20bb | 155 | |
ca0ecbf5 | 156 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 157 | |
ca0ecbf5 | 158 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 159 | |
8fb4ec9c GM |
160 | /* If non-nil, the pointer shape to indicate that windows can be |
161 | dragged horizontally. */ | |
162 | ||
163 | Lisp_Object Vx_window_horizontal_drag_shape; | |
164 | ||
b9dc4443 | 165 | /* Color of chars displayed in cursor box. */ |
333b20bb | 166 | |
01f1ba30 JB |
167 | Lisp_Object Vx_cursor_fore_pixel; |
168 | ||
b9dc4443 | 169 | /* Nonzero if using X. */ |
333b20bb | 170 | |
b9dc4443 | 171 | static int x_in_use; |
01f1ba30 | 172 | |
b9dc4443 | 173 | /* Non nil if no window manager is in use. */ |
333b20bb | 174 | |
01f1ba30 JB |
175 | Lisp_Object Vx_no_window_manager; |
176 | ||
f1c7b5a6 | 177 | /* Search path for bitmap files. */ |
333b20bb | 178 | |
f1c7b5a6 RS |
179 | Lisp_Object Vx_bitmap_file_path; |
180 | ||
942ea06d | 181 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 182 | |
942ea06d KH |
183 | Lisp_Object Vx_pixel_size_width_font_regexp; |
184 | ||
f9942c9e JB |
185 | Lisp_Object Qauto_raise; |
186 | Lisp_Object Qauto_lower; | |
dbc4e1c1 | 187 | Lisp_Object Qbar; |
f9942c9e JB |
188 | Lisp_Object Qborder_color; |
189 | Lisp_Object Qborder_width; | |
dbc4e1c1 | 190 | Lisp_Object Qbox; |
f9942c9e | 191 | Lisp_Object Qcursor_color; |
dbc4e1c1 | 192 | Lisp_Object Qcursor_type; |
f9942c9e | 193 | Lisp_Object Qgeometry; |
f9942c9e JB |
194 | Lisp_Object Qicon_left; |
195 | Lisp_Object Qicon_top; | |
196 | Lisp_Object Qicon_type; | |
80534dd6 | 197 | Lisp_Object Qicon_name; |
f9942c9e JB |
198 | Lisp_Object Qinternal_border_width; |
199 | Lisp_Object Qleft; | |
1ab3d87e | 200 | Lisp_Object Qright; |
f9942c9e | 201 | Lisp_Object Qmouse_color; |
baaed68e | 202 | Lisp_Object Qnone; |
2cbebefb | 203 | Lisp_Object Qouter_window_id; |
f9942c9e | 204 | Lisp_Object Qparent_id; |
4701395c | 205 | Lisp_Object Qscroll_bar_width; |
8af1d7ca | 206 | Lisp_Object Qsuppress_icon; |
333b20bb | 207 | extern Lisp_Object Qtop; |
01f1ba30 | 208 | Lisp_Object Qundefined_color; |
a3c87d4e | 209 | Lisp_Object Qvertical_scroll_bars; |
49795535 | 210 | Lisp_Object Qvisibility; |
f9942c9e | 211 | Lisp_Object Qwindow_id; |
f676886a | 212 | Lisp_Object Qx_frame_parameter; |
9ef48a9d | 213 | Lisp_Object Qx_resource_name; |
4fe1de12 RS |
214 | Lisp_Object Quser_position; |
215 | Lisp_Object Quser_size; | |
0cafb359 | 216 | extern Lisp_Object Qdisplay; |
333b20bb | 217 | Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background; |
7c7ff7f5 | 218 | Lisp_Object Qscreen_gamma, Qline_spacing, Qcenter; |
ae782866 | 219 | Lisp_Object Qcompound_text, Qcancel_timer; |
ea0a1f53 | 220 | Lisp_Object Qwait_for_wm; |
01f1ba30 | 221 | |
b9dc4443 | 222 | /* The below are defined in frame.c. */ |
333b20bb | 223 | |
baaed68e | 224 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
c2304e02 | 225 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
9ea173e8 | 226 | extern Lisp_Object Qtool_bar_lines; |
f9942c9e | 227 | |
01f1ba30 JB |
228 | extern Lisp_Object Vwindow_system_version; |
229 | ||
a367641f | 230 | Lisp_Object Qface_set_after_frame_default; |
333b20bb | 231 | |
f1d2ce7f | 232 | #if GLYPH_DEBUG |
eaf1eea9 GM |
233 | int image_cache_refcount, dpyinfo_refcount; |
234 | #endif | |
235 | ||
236 | ||
01f1ba30 | 237 | \f |
11ae94fe | 238 | /* Error if we are not connected to X. */ |
333b20bb | 239 | |
7fc9de26 | 240 | void |
11ae94fe RS |
241 | check_x () |
242 | { | |
b9dc4443 | 243 | if (! x_in_use) |
11ae94fe RS |
244 | error ("X windows are not in use or not initialized"); |
245 | } | |
246 | ||
1c59f5df RS |
247 | /* Nonzero if we can use mouse menus. |
248 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
249 | |
250 | int | |
1c59f5df | 251 | have_menus_p () |
75cc8ee5 | 252 | { |
b9dc4443 RS |
253 | return x_in_use; |
254 | } | |
255 | ||
256 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
257 | and checking validity for X. */ | |
258 | ||
259 | FRAME_PTR | |
260 | check_x_frame (frame) | |
261 | Lisp_Object frame; | |
262 | { | |
263 | FRAME_PTR f; | |
264 | ||
265 | if (NILP (frame)) | |
0fe92f72 GM |
266 | frame = selected_frame; |
267 | CHECK_LIVE_FRAME (frame, 0); | |
268 | f = XFRAME (frame); | |
b9dc4443 | 269 | if (! FRAME_X_P (f)) |
1c59f5df | 270 | error ("Non-X frame used"); |
b9dc4443 | 271 | return f; |
75cc8ee5 RS |
272 | } |
273 | ||
b9dc4443 RS |
274 | /* Let the user specify an X display with a frame. |
275 | nil stands for the selected frame--or, if that is not an X frame, | |
276 | the first X display on the list. */ | |
277 | ||
278 | static struct x_display_info * | |
279 | check_x_display_info (frame) | |
280 | Lisp_Object frame; | |
281 | { | |
8ec8a5ec GM |
282 | struct x_display_info *dpyinfo = NULL; |
283 | ||
b9dc4443 RS |
284 | if (NILP (frame)) |
285 | { | |
0fe92f72 GM |
286 | struct frame *sf = XFRAME (selected_frame); |
287 | ||
288 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) | |
8ec8a5ec | 289 | dpyinfo = FRAME_X_DISPLAY_INFO (sf); |
b9dc4443 | 290 | else if (x_display_list != 0) |
8ec8a5ec | 291 | dpyinfo = x_display_list; |
b9dc4443 RS |
292 | else |
293 | error ("X windows are not in use or not initialized"); | |
294 | } | |
295 | else if (STRINGP (frame)) | |
8ec8a5ec | 296 | dpyinfo = x_display_info_for_name (frame); |
b9dc4443 RS |
297 | else |
298 | { | |
299 | FRAME_PTR f; | |
300 | ||
301 | CHECK_LIVE_FRAME (frame, 0); | |
302 | f = XFRAME (frame); | |
303 | if (! FRAME_X_P (f)) | |
1c59f5df | 304 | error ("Non-X frame used"); |
8ec8a5ec | 305 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
b9dc4443 | 306 | } |
8ec8a5ec GM |
307 | |
308 | return dpyinfo; | |
b9dc4443 | 309 | } |
333b20bb | 310 | |
b9dc4443 | 311 | \f |
f676886a JB |
312 | /* Return the Emacs frame-object corresponding to an X window. |
313 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 314 | |
34ca5317 | 315 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 316 | |
f676886a | 317 | struct frame * |
2d271e2e KH |
318 | x_window_to_frame (dpyinfo, wdesc) |
319 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
320 | int wdesc; |
321 | { | |
f676886a JB |
322 | Lisp_Object tail, frame; |
323 | struct frame *f; | |
01f1ba30 | 324 | |
8e713be6 | 325 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 326 | { |
8e713be6 | 327 | frame = XCAR (tail); |
34ca5317 | 328 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 329 | continue; |
f676886a | 330 | f = XFRAME (frame); |
2d764c78 | 331 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 332 | continue; |
0af913d7 | 333 | if (f->output_data.x->hourglass_window == wdesc) |
17cbbf95 | 334 | return f; |
9ef48a9d | 335 | #ifdef USE_X_TOOLKIT |
7556890b RS |
336 | if ((f->output_data.x->edit_widget |
337 | && XtWindow (f->output_data.x->edit_widget) == wdesc) | |
333b20bb GM |
338 | /* A tooltip frame? */ |
339 | || (!f->output_data.x->edit_widget | |
340 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 341 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
342 | return f; |
343 | #else /* not USE_X_TOOLKIT */ | |
fe24a618 | 344 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 345 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 346 | return f; |
9ef48a9d RS |
347 | #endif /* not USE_X_TOOLKIT */ |
348 | } | |
349 | return 0; | |
350 | } | |
351 | ||
352 | #ifdef USE_X_TOOLKIT | |
353 | /* Like x_window_to_frame but also compares the window with the widget's | |
354 | windows. */ | |
355 | ||
356 | struct frame * | |
2d271e2e KH |
357 | x_any_window_to_frame (dpyinfo, wdesc) |
358 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
359 | int wdesc; |
360 | { | |
361 | Lisp_Object tail, frame; | |
17cbbf95 | 362 | struct frame *f, *found; |
7556890b | 363 | struct x_output *x; |
9ef48a9d | 364 | |
17cbbf95 GM |
365 | found = NULL; |
366 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 367 | { |
8e713be6 | 368 | frame = XCAR (tail); |
34ca5317 | 369 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 370 | continue; |
17cbbf95 | 371 | |
9ef48a9d | 372 | f = XFRAME (frame); |
17cbbf95 | 373 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 374 | { |
17cbbf95 GM |
375 | /* This frame matches if the window is any of its widgets. */ |
376 | x = f->output_data.x; | |
0af913d7 | 377 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
378 | found = f; |
379 | else if (x->widget) | |
380 | { | |
381 | if (wdesc == XtWindow (x->widget) | |
382 | || wdesc == XtWindow (x->column_widget) | |
383 | || wdesc == XtWindow (x->edit_widget)) | |
384 | found = f; | |
385 | /* Match if the window is this frame's menubar. */ | |
386 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
387 | found = f; | |
388 | } | |
389 | else if (FRAME_X_WINDOW (f) == wdesc) | |
390 | /* A tooltip frame. */ | |
391 | found = f; | |
333b20bb | 392 | } |
01f1ba30 | 393 | } |
17cbbf95 GM |
394 | |
395 | return found; | |
01f1ba30 | 396 | } |
5e65b9ab | 397 | |
5fbc3f3a KH |
398 | /* Likewise, but exclude the menu bar widget. */ |
399 | ||
400 | struct frame * | |
401 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
402 | struct x_display_info *dpyinfo; | |
403 | int wdesc; | |
404 | { | |
405 | Lisp_Object tail, frame; | |
406 | struct frame *f; | |
7556890b | 407 | struct x_output *x; |
5fbc3f3a | 408 | |
8e713be6 | 409 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 410 | { |
8e713be6 | 411 | frame = XCAR (tail); |
5fbc3f3a KH |
412 | if (!GC_FRAMEP (frame)) |
413 | continue; | |
414 | f = XFRAME (frame); | |
2d764c78 | 415 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 416 | continue; |
7556890b | 417 | x = f->output_data.x; |
5fbc3f3a | 418 | /* This frame matches if the window is any of its widgets. */ |
0af913d7 | 419 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
420 | return f; |
421 | else if (x->widget) | |
333b20bb GM |
422 | { |
423 | if (wdesc == XtWindow (x->widget) | |
424 | || wdesc == XtWindow (x->column_widget) | |
425 | || wdesc == XtWindow (x->edit_widget)) | |
426 | return f; | |
427 | } | |
428 | else if (FRAME_X_WINDOW (f) == wdesc) | |
429 | /* A tooltip frame. */ | |
5fbc3f3a KH |
430 | return f; |
431 | } | |
432 | return 0; | |
433 | } | |
434 | ||
fd3a3022 RS |
435 | /* Likewise, but consider only the menu bar widget. */ |
436 | ||
437 | struct frame * | |
438 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
439 | struct x_display_info *dpyinfo; | |
440 | int wdesc; | |
441 | { | |
442 | Lisp_Object tail, frame; | |
443 | struct frame *f; | |
7556890b | 444 | struct x_output *x; |
fd3a3022 | 445 | |
8e713be6 | 446 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 447 | { |
8e713be6 | 448 | frame = XCAR (tail); |
fd3a3022 RS |
449 | if (!GC_FRAMEP (frame)) |
450 | continue; | |
451 | f = XFRAME (frame); | |
2d764c78 | 452 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 453 | continue; |
7556890b | 454 | x = f->output_data.x; |
fd3a3022 | 455 | /* Match if the window is this frame's menubar. */ |
333b20bb GM |
456 | if (x->menubar_widget |
457 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 RS |
458 | return f; |
459 | } | |
460 | return 0; | |
461 | } | |
462 | ||
5e65b9ab RS |
463 | /* Return the frame whose principal (outermost) window is WDESC. |
464 | If WDESC is some other (smaller) window, we return 0. */ | |
465 | ||
466 | struct frame * | |
2d271e2e KH |
467 | x_top_window_to_frame (dpyinfo, wdesc) |
468 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
469 | int wdesc; |
470 | { | |
471 | Lisp_Object tail, frame; | |
472 | struct frame *f; | |
7556890b | 473 | struct x_output *x; |
5e65b9ab | 474 | |
8e713be6 | 475 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 476 | { |
8e713be6 | 477 | frame = XCAR (tail); |
34ca5317 | 478 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
479 | continue; |
480 | f = XFRAME (frame); | |
2d764c78 | 481 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 482 | continue; |
7556890b | 483 | x = f->output_data.x; |
333b20bb GM |
484 | |
485 | if (x->widget) | |
486 | { | |
487 | /* This frame matches if the window is its topmost widget. */ | |
488 | if (wdesc == XtWindow (x->widget)) | |
489 | return f; | |
7a994728 KH |
490 | #if 0 /* I don't know why it did this, |
491 | but it seems logically wrong, | |
492 | and it causes trouble for MapNotify events. */ | |
333b20bb GM |
493 | /* Match if the window is this frame's menubar. */ |
494 | if (x->menubar_widget | |
495 | && wdesc == XtWindow (x->menubar_widget)) | |
496 | return f; | |
7a994728 | 497 | #endif |
333b20bb GM |
498 | } |
499 | else if (FRAME_X_WINDOW (f) == wdesc) | |
500 | /* Tooltip frame. */ | |
501 | return f; | |
5e65b9ab RS |
502 | } |
503 | return 0; | |
504 | } | |
9ef48a9d | 505 | #endif /* USE_X_TOOLKIT */ |
01f1ba30 | 506 | |
01f1ba30 | 507 | \f |
203c1d73 RS |
508 | |
509 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
510 | id, which is just an int that this section returns. Bitmaps are | |
511 | reference counted so they can be shared among frames. | |
512 | ||
513 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
514 | be used to indicate no bitmap. | |
515 | ||
516 | If you use x_create_bitmap_from_data, then you must keep track of | |
517 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 518 | data more than once will not be caught. */ |
203c1d73 RS |
519 | |
520 | ||
f1c7b5a6 RS |
521 | /* Functions to access the contents of a bitmap, given an id. */ |
522 | ||
523 | int | |
524 | x_bitmap_height (f, id) | |
525 | FRAME_PTR f; | |
526 | int id; | |
527 | { | |
08a90d6a | 528 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
529 | } |
530 | ||
531 | int | |
532 | x_bitmap_width (f, id) | |
533 | FRAME_PTR f; | |
534 | int id; | |
535 | { | |
08a90d6a | 536 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
537 | } |
538 | ||
539 | int | |
540 | x_bitmap_pixmap (f, id) | |
541 | FRAME_PTR f; | |
542 | int id; | |
543 | { | |
08a90d6a | 544 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
545 | } |
546 | ||
547 | ||
203c1d73 RS |
548 | /* Allocate a new bitmap record. Returns index of new record. */ |
549 | ||
550 | static int | |
08a90d6a RS |
551 | x_allocate_bitmap_record (f) |
552 | FRAME_PTR f; | |
203c1d73 | 553 | { |
08a90d6a RS |
554 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
555 | int i; | |
556 | ||
557 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 558 | { |
08a90d6a RS |
559 | dpyinfo->bitmaps_size = 10; |
560 | dpyinfo->bitmaps | |
561 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
562 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
563 | return 1; |
564 | } | |
565 | ||
08a90d6a RS |
566 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
567 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 568 | |
08a90d6a RS |
569 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
570 | if (dpyinfo->bitmaps[i].refcount == 0) | |
571 | return i + 1; | |
203c1d73 | 572 | |
08a90d6a RS |
573 | dpyinfo->bitmaps_size *= 2; |
574 | dpyinfo->bitmaps | |
575 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
576 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
577 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
578 | } |
579 | ||
580 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
581 | ||
582 | void | |
f1c7b5a6 RS |
583 | x_reference_bitmap (f, id) |
584 | FRAME_PTR f; | |
203c1d73 RS |
585 | int id; |
586 | { | |
08a90d6a | 587 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
588 | } |
589 | ||
590 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
591 | ||
592 | int | |
593 | x_create_bitmap_from_data (f, bits, width, height) | |
594 | struct frame *f; | |
595 | char *bits; | |
596 | unsigned int width, height; | |
597 | { | |
08a90d6a | 598 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
599 | Pixmap bitmap; |
600 | int id; | |
601 | ||
b9dc4443 | 602 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
603 | bits, width, height); |
604 | ||
605 | if (! bitmap) | |
606 | return -1; | |
607 | ||
08a90d6a RS |
608 | id = x_allocate_bitmap_record (f); |
609 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
610 | dpyinfo->bitmaps[id - 1].file = NULL; | |
611 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
612 | dpyinfo->bitmaps[id - 1].depth = 1; | |
613 | dpyinfo->bitmaps[id - 1].height = height; | |
614 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
615 | |
616 | return id; | |
617 | } | |
618 | ||
619 | /* Create bitmap from file FILE for frame F. */ | |
620 | ||
621 | int | |
622 | x_create_bitmap_from_file (f, file) | |
623 | struct frame *f; | |
f1c7b5a6 | 624 | Lisp_Object file; |
203c1d73 | 625 | { |
08a90d6a | 626 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
627 | unsigned int width, height; |
628 | Pixmap bitmap; | |
629 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
630 | Lisp_Object found; |
631 | int fd; | |
632 | char *filename; | |
203c1d73 RS |
633 | |
634 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 635 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 636 | { |
08a90d6a RS |
637 | if (dpyinfo->bitmaps[id].refcount |
638 | && dpyinfo->bitmaps[id].file | |
639 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
203c1d73 | 640 | { |
08a90d6a | 641 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
642 | return id + 1; |
643 | } | |
644 | } | |
645 | ||
f1c7b5a6 RS |
646 | /* Search bitmap-file-path for the file, if appropriate. */ |
647 | fd = openp (Vx_bitmap_file_path, file, "", &found, 0); | |
648 | if (fd < 0) | |
649 | return -1; | |
68c45bf0 | 650 | emacs_close (fd); |
f1c7b5a6 RS |
651 | |
652 | filename = (char *) XSTRING (found)->data; | |
653 | ||
b9dc4443 | 654 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 655 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
656 | if (result != BitmapSuccess) |
657 | return -1; | |
658 | ||
08a90d6a RS |
659 | id = x_allocate_bitmap_record (f); |
660 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
661 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 662 | dpyinfo->bitmaps[id - 1].file |
fc932ac6 | 663 | = (char *) xmalloc (STRING_BYTES (XSTRING (file)) + 1); |
08a90d6a RS |
664 | dpyinfo->bitmaps[id - 1].depth = 1; |
665 | dpyinfo->bitmaps[id - 1].height = height; | |
666 | dpyinfo->bitmaps[id - 1].width = width; | |
667 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
203c1d73 RS |
668 | |
669 | return id; | |
670 | } | |
671 | ||
672 | /* Remove reference to bitmap with id number ID. */ | |
673 | ||
968b1234 | 674 | void |
f1c7b5a6 RS |
675 | x_destroy_bitmap (f, id) |
676 | FRAME_PTR f; | |
203c1d73 RS |
677 | int id; |
678 | { | |
08a90d6a RS |
679 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
680 | ||
203c1d73 RS |
681 | if (id > 0) |
682 | { | |
08a90d6a RS |
683 | --dpyinfo->bitmaps[id - 1].refcount; |
684 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 685 | { |
ed662bdd | 686 | BLOCK_INPUT; |
08a90d6a RS |
687 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
688 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 689 | { |
333b20bb | 690 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 691 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 692 | } |
ed662bdd | 693 | UNBLOCK_INPUT; |
203c1d73 RS |
694 | } |
695 | } | |
696 | } | |
697 | ||
08a90d6a | 698 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 699 | |
08a90d6a RS |
700 | static void |
701 | x_destroy_all_bitmaps (dpyinfo) | |
702 | struct x_display_info *dpyinfo; | |
203c1d73 | 703 | { |
08a90d6a RS |
704 | int i; |
705 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
706 | if (dpyinfo->bitmaps[i].refcount > 0) | |
707 | { | |
708 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
709 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 710 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
711 | } |
712 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
713 | } |
714 | \f | |
f676886a | 715 | /* Connect the frame-parameter names for X frames |
01f1ba30 JB |
716 | to the ways of passing the parameter values to the window system. |
717 | ||
718 | The name of a parameter, as a Lisp symbol, | |
f676886a | 719 | has an `x-frame-parameter' property which is an integer in Lisp |
9fb026ab | 720 | that is an index in this table. */ |
01f1ba30 | 721 | |
f676886a | 722 | struct x_frame_parm_table |
01f1ba30 JB |
723 | { |
724 | char *name; | |
d62c8769 | 725 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 JB |
726 | }; |
727 | ||
eaf1eea9 GM |
728 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
729 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
52de7ce9 | 730 | static void x_change_window_heights P_ ((Lisp_Object, int)); |
14819cb3 | 731 | static void x_disable_image P_ ((struct frame *, struct image *)); |
d62c8769 | 732 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
563b67aa | 733 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ea0a1f53 | 734 | static void x_set_wait_for_wm P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
735 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
736 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
737 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
738 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
739 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
740 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
741 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
742 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
743 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
744 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
745 | Lisp_Object)); | |
746 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
747 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
748 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
749 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
750 | Lisp_Object)); | |
751 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
752 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
753 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
754 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
755 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
9ea173e8 | 756 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
757 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
758 | Lisp_Object)); | |
759 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
760 | Lisp_Object)); | |
761 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
762 | Lisp_Object, | |
763 | Lisp_Object, | |
764 | char *, char *, | |
765 | int)); | |
d62c8769 | 766 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
4a8e312c GM |
767 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
768 | Lisp_Object)); | |
b243755a GM |
769 | static void init_color_table P_ ((void)); |
770 | static void free_color_table P_ ((void)); | |
771 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
772 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
773 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
774 | ||
775 | ||
01f1ba30 | 776 | |
f676886a | 777 | static struct x_frame_parm_table x_frame_parms[] = |
01f1ba30 | 778 | { |
563b67aa GM |
779 | "auto-raise", x_set_autoraise, |
780 | "auto-lower", x_set_autolower, | |
781 | "background-color", x_set_background_color, | |
782 | "border-color", x_set_border_color, | |
783 | "border-width", x_set_border_width, | |
784 | "cursor-color", x_set_cursor_color, | |
785 | "cursor-type", x_set_cursor_type, | |
786 | "font", x_set_font, | |
787 | "foreground-color", x_set_foreground_color, | |
788 | "icon-name", x_set_icon_name, | |
789 | "icon-type", x_set_icon_type, | |
790 | "internal-border-width", x_set_internal_border_width, | |
791 | "menu-bar-lines", x_set_menu_bar_lines, | |
792 | "mouse-color", x_set_mouse_color, | |
793 | "name", x_explicitly_set_name, | |
794 | "scroll-bar-width", x_set_scroll_bar_width, | |
795 | "title", x_set_title, | |
796 | "unsplittable", x_set_unsplittable, | |
797 | "vertical-scroll-bars", x_set_vertical_scroll_bars, | |
798 | "visibility", x_set_visibility, | |
799 | "tool-bar-lines", x_set_tool_bar_lines, | |
800 | "scroll-bar-foreground", x_set_scroll_bar_foreground, | |
801 | "scroll-bar-background", x_set_scroll_bar_background, | |
802 | "screen-gamma", x_set_screen_gamma, | |
ea0a1f53 GM |
803 | "line-spacing", x_set_line_spacing, |
804 | "wait-for-wm", x_set_wait_for_wm | |
01f1ba30 JB |
805 | }; |
806 | ||
f676886a | 807 | /* Attach the `x-frame-parameter' properties to |
01f1ba30 JB |
808 | the Lisp symbol names of parameters relevant to X. */ |
809 | ||
201d8c78 | 810 | void |
01f1ba30 JB |
811 | init_x_parm_symbols () |
812 | { | |
813 | int i; | |
814 | ||
d043f1a4 | 815 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) |
f676886a | 816 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, |
01f1ba30 JB |
817 | make_number (i)); |
818 | } | |
819 | \f | |
e8cc313b | 820 | /* Change the parameters of frame F as specified by ALIST. |
64362cd4 GM |
821 | If a parameter is not specially recognized, do nothing special; |
822 | otherwise call the `x_set_...' function for that parameter. | |
823 | Except for certain geometry properties, always call store_frame_param | |
824 | to store the new value in the parameter alist. */ | |
d043f1a4 | 825 | |
f9942c9e JB |
826 | void |
827 | x_set_frame_parameters (f, alist) | |
828 | FRAME_PTR f; | |
829 | Lisp_Object alist; | |
830 | { | |
831 | Lisp_Object tail; | |
832 | ||
833 | /* If both of these parameters are present, it's more efficient to | |
834 | set them both at once. So we wait until we've looked at the | |
835 | entire list before we set them. */ | |
e4f79258 | 836 | int width, height; |
f9942c9e JB |
837 | |
838 | /* Same here. */ | |
839 | Lisp_Object left, top; | |
f9942c9e | 840 | |
a59e4f3d RS |
841 | /* Same with these. */ |
842 | Lisp_Object icon_left, icon_top; | |
843 | ||
f5e70acd RS |
844 | /* Record in these vectors all the parms specified. */ |
845 | Lisp_Object *parms; | |
846 | Lisp_Object *values; | |
a797a73d | 847 | int i, p; |
e1d962d7 | 848 | int left_no_change = 0, top_no_change = 0; |
a59e4f3d | 849 | int icon_left_no_change = 0, icon_top_no_change = 0; |
203c1d73 | 850 | |
7589a1d9 RS |
851 | struct gcpro gcpro1, gcpro2; |
852 | ||
f5e70acd RS |
853 | i = 0; |
854 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
855 | i++; | |
856 | ||
857 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
858 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
f9942c9e | 859 | |
f5e70acd RS |
860 | /* Extract parm names and values into those vectors. */ |
861 | ||
862 | i = 0; | |
f9942c9e JB |
863 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) |
864 | { | |
333b20bb | 865 | Lisp_Object elt; |
f9942c9e JB |
866 | |
867 | elt = Fcar (tail); | |
f5e70acd RS |
868 | parms[i] = Fcar (elt); |
869 | values[i] = Fcdr (elt); | |
870 | i++; | |
871 | } | |
7589a1d9 RS |
872 | /* TAIL and ALIST are not used again below here. */ |
873 | alist = tail = Qnil; | |
874 | ||
875 | GCPRO2 (*parms, *values); | |
876 | gcpro1.nvars = i; | |
877 | gcpro2.nvars = i; | |
f5e70acd | 878 | |
7589a1d9 RS |
879 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, |
880 | because their values appear in VALUES and strings are not valid. */ | |
e4f79258 | 881 | top = left = Qunbound; |
a59e4f3d | 882 | icon_left = icon_top = Qunbound; |
f9942c9e | 883 | |
e4f79258 RS |
884 | /* Provide default values for HEIGHT and WIDTH. */ |
885 | if (FRAME_NEW_WIDTH (f)) | |
886 | width = FRAME_NEW_WIDTH (f); | |
887 | else | |
888 | width = FRAME_WIDTH (f); | |
889 | ||
890 | if (FRAME_NEW_HEIGHT (f)) | |
891 | height = FRAME_NEW_HEIGHT (f); | |
892 | else | |
893 | height = FRAME_HEIGHT (f); | |
894 | ||
a797a73d GV |
895 | /* Process foreground_color and background_color before anything else. |
896 | They are independent of other properties, but other properties (e.g., | |
897 | cursor_color) are dependent upon them. */ | |
898 | for (p = 0; p < i; p++) | |
899 | { | |
900 | Lisp_Object prop, val; | |
901 | ||
902 | prop = parms[p]; | |
903 | val = values[p]; | |
904 | if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) | |
905 | { | |
906 | register Lisp_Object param_index, old_value; | |
907 | ||
908 | param_index = Fget (prop, Qx_frame_parameter); | |
909 | old_value = get_frame_param (f, prop); | |
910 | store_frame_param (f, prop, val); | |
911 | if (NATNUMP (param_index) | |
912 | && (XFASTINT (param_index) | |
913 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
914 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
915 | } | |
916 | } | |
917 | ||
f5e70acd RS |
918 | /* Now process them in reverse of specified order. */ |
919 | for (i--; i >= 0; i--) | |
920 | { | |
921 | Lisp_Object prop, val; | |
922 | ||
923 | prop = parms[i]; | |
924 | val = values[i]; | |
925 | ||
e4f79258 RS |
926 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
927 | width = XFASTINT (val); | |
928 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
929 | height = XFASTINT (val); | |
f5e70acd | 930 | else if (EQ (prop, Qtop)) |
f9942c9e | 931 | top = val; |
f5e70acd | 932 | else if (EQ (prop, Qleft)) |
f9942c9e | 933 | left = val; |
a59e4f3d RS |
934 | else if (EQ (prop, Qicon_top)) |
935 | icon_top = val; | |
936 | else if (EQ (prop, Qicon_left)) | |
937 | icon_left = val; | |
a797a73d GV |
938 | else if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) |
939 | /* Processed above. */ | |
940 | continue; | |
f9942c9e JB |
941 | else |
942 | { | |
98381190 | 943 | register Lisp_Object param_index, old_value; |
ea96210c | 944 | |
98381190 KH |
945 | param_index = Fget (prop, Qx_frame_parameter); |
946 | old_value = get_frame_param (f, prop); | |
f9942c9e | 947 | store_frame_param (f, prop, val); |
40c03e12 KH |
948 | if (NATNUMP (param_index) |
949 | && (XFASTINT (param_index) | |
ea96210c JB |
950 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) |
951 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
f9942c9e JB |
952 | } |
953 | } | |
954 | ||
11378c41 RS |
955 | /* Don't die if just one of these was set. */ |
956 | if (EQ (left, Qunbound)) | |
e1d962d7 RS |
957 | { |
958 | left_no_change = 1; | |
7556890b RS |
959 | if (f->output_data.x->left_pos < 0) |
960 | left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil)); | |
e1d962d7 | 961 | else |
7556890b | 962 | XSETINT (left, f->output_data.x->left_pos); |
e1d962d7 | 963 | } |
11378c41 | 964 | if (EQ (top, Qunbound)) |
e1d962d7 RS |
965 | { |
966 | top_no_change = 1; | |
7556890b RS |
967 | if (f->output_data.x->top_pos < 0) |
968 | top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil)); | |
e1d962d7 | 969 | else |
7556890b | 970 | XSETINT (top, f->output_data.x->top_pos); |
e1d962d7 | 971 | } |
11378c41 | 972 | |
a59e4f3d RS |
973 | /* If one of the icon positions was not set, preserve or default it. */ |
974 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
975 | { | |
976 | icon_left_no_change = 1; | |
977 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
978 | if (NILP (icon_left)) | |
979 | XSETINT (icon_left, 0); | |
980 | } | |
981 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
982 | { | |
983 | icon_top_no_change = 1; | |
984 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
985 | if (NILP (icon_top)) | |
986 | XSETINT (icon_top, 0); | |
987 | } | |
988 | ||
499ea23b | 989 | /* Don't set these parameters unless they've been explicitly |
d387c960 JB |
990 | specified. The window might be mapped or resized while we're in |
991 | this function, and we don't want to override that unless the lisp | |
992 | code has asked for it. | |
993 | ||
994 | Don't set these parameters unless they actually differ from the | |
995 | window's current parameters; the window may not actually exist | |
996 | yet. */ | |
f9942c9e JB |
997 | { |
998 | Lisp_Object frame; | |
999 | ||
1f11a5ca RS |
1000 | check_frame_size (f, &height, &width); |
1001 | ||
191ed777 | 1002 | XSETFRAME (frame, f); |
11378c41 | 1003 | |
e4f79258 RS |
1004 | if (width != FRAME_WIDTH (f) |
1005 | || height != FRAME_HEIGHT (f) | |
d6f80ae9 | 1006 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) |
e4f79258 | 1007 | Fset_frame_size (frame, make_number (width), make_number (height)); |
f10f0b79 RS |
1008 | |
1009 | if ((!NILP (left) || !NILP (top)) | |
e1d962d7 | 1010 | && ! (left_no_change && top_no_change) |
7556890b RS |
1011 | && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos |
1012 | && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos)) | |
f10f0b79 | 1013 | { |
e1d962d7 RS |
1014 | int leftpos = 0; |
1015 | int toppos = 0; | |
f10f0b79 RS |
1016 | |
1017 | /* Record the signs. */ | |
7556890b | 1018 | f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative); |
e1d962d7 | 1019 | if (EQ (left, Qminus)) |
7556890b | 1020 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 RS |
1021 | else if (INTEGERP (left)) |
1022 | { | |
1023 | leftpos = XINT (left); | |
1024 | if (leftpos < 0) | |
7556890b | 1025 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1026 | } |
8e713be6 KR |
1027 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1028 | && CONSP (XCDR (left)) | |
1029 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1030 | { |
8e713be6 | 1031 | leftpos = - XINT (XCAR (XCDR (left))); |
7556890b | 1032 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1033 | } |
8e713be6 KR |
1034 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1035 | && CONSP (XCDR (left)) | |
1036 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1037 | { |
8e713be6 | 1038 | leftpos = XINT (XCAR (XCDR (left))); |
e1d962d7 RS |
1039 | } |
1040 | ||
1041 | if (EQ (top, Qminus)) | |
7556890b | 1042 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 RS |
1043 | else if (INTEGERP (top)) |
1044 | { | |
1045 | toppos = XINT (top); | |
1046 | if (toppos < 0) | |
7556890b | 1047 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1048 | } |
8e713be6 KR |
1049 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1050 | && CONSP (XCDR (top)) | |
1051 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1052 | { |
8e713be6 | 1053 | toppos = - XINT (XCAR (XCDR (top))); |
7556890b | 1054 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1055 | } |
8e713be6 KR |
1056 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1057 | && CONSP (XCDR (top)) | |
1058 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1059 | { |
8e713be6 | 1060 | toppos = XINT (XCAR (XCDR (top))); |
e1d962d7 RS |
1061 | } |
1062 | ||
1063 | ||
1064 | /* Store the numeric value of the position. */ | |
7556890b RS |
1065 | f->output_data.x->top_pos = toppos; |
1066 | f->output_data.x->left_pos = leftpos; | |
e1d962d7 | 1067 | |
7556890b | 1068 | f->output_data.x->win_gravity = NorthWestGravity; |
f10f0b79 RS |
1069 | |
1070 | /* Actually set that position, and convert to absolute. */ | |
f0e72e79 | 1071 | x_set_offset (f, leftpos, toppos, -1); |
f10f0b79 | 1072 | } |
a59e4f3d RS |
1073 | |
1074 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1075 | && ! (icon_left_no_change && icon_top_no_change)) | |
1076 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
f9942c9e | 1077 | } |
7589a1d9 RS |
1078 | |
1079 | UNGCPRO; | |
f9942c9e | 1080 | } |
01f1ba30 | 1081 | |
08a90d6a | 1082 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
1083 | These are the positions of the containing window manager window, |
1084 | not Emacs's own window. */ | |
1085 | ||
1086 | void | |
1087 | x_real_positions (f, xptr, yptr) | |
1088 | FRAME_PTR f; | |
1089 | int *xptr, *yptr; | |
1090 | { | |
08a90d6a | 1091 | int win_x, win_y; |
e9445337 RS |
1092 | Window child; |
1093 | ||
043835a3 RS |
1094 | /* This is pretty gross, but seems to be the easiest way out of |
1095 | the problem that arises when restarting window-managers. */ | |
1096 | ||
1097 | #ifdef USE_X_TOOLKIT | |
333b20bb GM |
1098 | Window outer = (f->output_data.x->widget |
1099 | ? XtWindow (f->output_data.x->widget) | |
1100 | : FRAME_X_WINDOW (f)); | |
043835a3 | 1101 | #else |
7556890b | 1102 | Window outer = f->output_data.x->window_desc; |
043835a3 RS |
1103 | #endif |
1104 | Window tmp_root_window; | |
1105 | Window *tmp_children; | |
4848ef23 | 1106 | unsigned int tmp_nchildren; |
043835a3 | 1107 | |
08a90d6a | 1108 | while (1) |
e9445337 | 1109 | { |
1dc6cfa6 | 1110 | int count = x_catch_errors (FRAME_X_DISPLAY (f)); |
8a07bba0 | 1111 | Window outer_window; |
ca7bac79 | 1112 | |
08a90d6a | 1113 | XQueryTree (FRAME_X_DISPLAY (f), outer, &tmp_root_window, |
7556890b | 1114 | &f->output_data.x->parent_desc, |
08a90d6a | 1115 | &tmp_children, &tmp_nchildren); |
72dc3bc7 | 1116 | XFree ((char *) tmp_children); |
08a90d6a RS |
1117 | |
1118 | win_x = win_y = 0; | |
1119 | ||
1120 | /* Find the position of the outside upper-left corner of | |
1121 | the inner window, with respect to the outer window. */ | |
7556890b | 1122 | if (f->output_data.x->parent_desc != FRAME_X_DISPLAY_INFO (f)->root_window) |
8a07bba0 RS |
1123 | outer_window = f->output_data.x->parent_desc; |
1124 | else | |
1125 | outer_window = outer; | |
08a90d6a | 1126 | |
8a07bba0 | 1127 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 1128 | |
8a07bba0 RS |
1129 | /* From-window, to-window. */ |
1130 | outer_window, | |
1131 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
e9445337 | 1132 | |
8a07bba0 RS |
1133 | /* From-position, to-position. */ |
1134 | 0, 0, &win_x, &win_y, | |
08a90d6a | 1135 | |
8a07bba0 RS |
1136 | /* Child of win. */ |
1137 | &child); | |
e9445337 | 1138 | |
08a90d6a RS |
1139 | /* It is possible for the window returned by the XQueryNotify |
1140 | to become invalid by the time we call XTranslateCoordinates. | |
1141 | That can happen when you restart some window managers. | |
1142 | If so, we get an error in XTranslateCoordinates. | |
1143 | Detect that and try the whole thing over. */ | |
c4ec904f | 1144 | if (! x_had_errors_p (FRAME_X_DISPLAY (f))) |
845e9d85 | 1145 | { |
1dc6cfa6 | 1146 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
845e9d85 RS |
1147 | break; |
1148 | } | |
ca7bac79 | 1149 | |
1dc6cfa6 | 1150 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
e9445337 | 1151 | } |
08a90d6a | 1152 | |
333b20bb GM |
1153 | *xptr = win_x; |
1154 | *yptr = win_y; | |
e9445337 RS |
1155 | } |
1156 | ||
f676886a | 1157 | /* Insert a description of internally-recorded parameters of frame X |
01f1ba30 JB |
1158 | into the parameter alist *ALISTPTR that is to be given to the user. |
1159 | Only parameters that are specific to the X window system | |
f676886a | 1160 | and whose values are not correctly recorded in the frame's |
01f1ba30 JB |
1161 | param_alist need to be considered here. */ |
1162 | ||
968b1234 | 1163 | void |
f676886a JB |
1164 | x_report_frame_params (f, alistptr) |
1165 | struct frame *f; | |
01f1ba30 JB |
1166 | Lisp_Object *alistptr; |
1167 | { | |
1168 | char buf[16]; | |
9b002b8d KH |
1169 | Lisp_Object tem; |
1170 | ||
1171 | /* Represent negative positions (off the top or left screen edge) | |
1172 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
7556890b RS |
1173 | XSETINT (tem, f->output_data.x->left_pos); |
1174 | if (f->output_data.x->left_pos >= 0) | |
9b002b8d KH |
1175 | store_in_alist (alistptr, Qleft, tem); |
1176 | else | |
1177 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1178 | ||
7556890b RS |
1179 | XSETINT (tem, f->output_data.x->top_pos); |
1180 | if (f->output_data.x->top_pos >= 0) | |
9b002b8d KH |
1181 | store_in_alist (alistptr, Qtop, tem); |
1182 | else | |
1183 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
01f1ba30 | 1184 | |
f9942c9e | 1185 | store_in_alist (alistptr, Qborder_width, |
7556890b | 1186 | make_number (f->output_data.x->border_width)); |
f9942c9e | 1187 | store_in_alist (alistptr, Qinternal_border_width, |
7556890b | 1188 | make_number (f->output_data.x->internal_border_width)); |
7c118b57 | 1189 | sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f)); |
f9942c9e | 1190 | store_in_alist (alistptr, Qwindow_id, |
01f1ba30 | 1191 | build_string (buf)); |
333b20bb GM |
1192 | #ifdef USE_X_TOOLKIT |
1193 | /* Tooltip frame may not have this widget. */ | |
1194 | if (f->output_data.x->widget) | |
1195 | #endif | |
1196 | sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f)); | |
2cbebefb RS |
1197 | store_in_alist (alistptr, Qouter_window_id, |
1198 | build_string (buf)); | |
f468da95 | 1199 | store_in_alist (alistptr, Qicon_name, f->icon_name); |
a8ccd803 | 1200 | FRAME_SAMPLE_VISIBILITY (f); |
d043f1a4 RS |
1201 | store_in_alist (alistptr, Qvisibility, |
1202 | (FRAME_VISIBLE_P (f) ? Qt | |
1203 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
34ae77b5 | 1204 | store_in_alist (alistptr, Qdisplay, |
8e713be6 | 1205 | XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element)); |
e4f79258 | 1206 | |
8c239ac3 RS |
1207 | if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window) |
1208 | tem = Qnil; | |
1209 | else | |
1210 | XSETFASTINT (tem, f->output_data.x->parent_desc); | |
1211 | store_in_alist (alistptr, Qparent_id, tem); | |
01f1ba30 JB |
1212 | } |
1213 | \f | |
82978295 | 1214 | |
d62c8769 GM |
1215 | |
1216 | /* Gamma-correct COLOR on frame F. */ | |
1217 | ||
1218 | void | |
1219 | gamma_correct (f, color) | |
1220 | struct frame *f; | |
1221 | XColor *color; | |
1222 | { | |
1223 | if (f->gamma) | |
1224 | { | |
1225 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1226 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1227 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1228 | } | |
1229 | } | |
1230 | ||
1231 | ||
7b746c38 GM |
1232 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
1233 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
1234 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
1235 | no color could be allocated. */ | |
e12d55b2 | 1236 | |
01f1ba30 | 1237 | int |
7b746c38 GM |
1238 | x_defined_color (f, color_name, color, alloc_p) |
1239 | struct frame *f; | |
1240 | char *color_name; | |
1241 | XColor *color; | |
1242 | int alloc_p; | |
01f1ba30 | 1243 | { |
7b746c38 GM |
1244 | int success_p; |
1245 | Display *dpy = FRAME_X_DISPLAY (f); | |
1246 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
1247 | |
1248 | BLOCK_INPUT; | |
7b746c38 GM |
1249 | success_p = XParseColor (dpy, cmap, color_name, color); |
1250 | if (success_p && alloc_p) | |
1251 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
1252 | UNBLOCK_INPUT; |
1253 | ||
7b746c38 | 1254 | return success_p; |
01f1ba30 JB |
1255 | } |
1256 | ||
9b2956e2 GM |
1257 | |
1258 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1259 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1260 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1261 | |
1262 | int | |
9b2956e2 | 1263 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1264 | FRAME_PTR f; |
9b2956e2 GM |
1265 | Lisp_Object color_name; |
1266 | int mono_color; | |
01f1ba30 | 1267 | { |
b9dc4443 | 1268 | XColor cdef; |
01f1ba30 | 1269 | |
9b2956e2 | 1270 | CHECK_STRING (color_name, 0); |
01f1ba30 | 1271 | |
9b2956e2 GM |
1272 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1273 | colormap, it makes freeing difficult, and it's probably not | |
1274 | an important optimization. */ | |
1275 | if (strcmp (XSTRING (color_name)->data, "black") == 0) | |
b9dc4443 | 1276 | return BLACK_PIX_DEFAULT (f); |
9b2956e2 | 1277 | else if (strcmp (XSTRING (color_name)->data, "white") == 0) |
b9dc4443 | 1278 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1279 | #endif |
01f1ba30 | 1280 | |
9b2956e2 | 1281 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1282 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1283 | return mono_color; |
01f1ba30 | 1284 | |
2d764c78 | 1285 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1286 | by looking for a near-miss. */ |
9b2956e2 | 1287 | if (x_defined_color (f, XSTRING (color_name)->data, &cdef, 1)) |
95626e11 RS |
1288 | return cdef.pixel; |
1289 | ||
c301be26 GM |
1290 | Fsignal (Qerror, Fcons (build_string ("Undefined color"), |
1291 | Fcons (color_name, Qnil))); | |
1292 | return 0; | |
01f1ba30 | 1293 | } |
9b2956e2 GM |
1294 | |
1295 | ||
01f1ba30 | 1296 | \f |
563b67aa GM |
1297 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1298 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1299 | ||
1300 | static void | |
1301 | x_set_line_spacing (f, new_value, old_value) | |
1302 | struct frame *f; | |
1303 | Lisp_Object new_value, old_value; | |
1304 | { | |
1305 | if (NILP (new_value)) | |
1306 | f->extra_line_spacing = 0; | |
1307 | else if (NATNUMP (new_value)) | |
1308 | f->extra_line_spacing = XFASTINT (new_value); | |
1309 | else | |
1a948b17 | 1310 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
563b67aa GM |
1311 | Fcons (new_value, Qnil))); |
1312 | if (FRAME_VISIBLE_P (f)) | |
1313 | redraw_frame (f); | |
1314 | } | |
1315 | ||
1316 | ||
ea0a1f53 GM |
1317 | /* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is |
1318 | the previous value of that parameter, NEW_VALUE is the new value. | |
1319 | See also the comment of wait_for_wm in struct x_output. */ | |
1320 | ||
1321 | static void | |
1322 | x_set_wait_for_wm (f, new_value, old_value) | |
1323 | struct frame *f; | |
1324 | Lisp_Object new_value, old_value; | |
1325 | { | |
1326 | f->output_data.x->wait_for_wm = !NILP (new_value); | |
1327 | } | |
1328 | ||
1329 | ||
d62c8769 | 1330 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
ea0a1f53 GM |
1331 | the previous value of that parameter, NEW_VALUE is the new |
1332 | value. */ | |
d62c8769 GM |
1333 | |
1334 | static void | |
1335 | x_set_screen_gamma (f, new_value, old_value) | |
1336 | struct frame *f; | |
1337 | Lisp_Object new_value, old_value; | |
1338 | { | |
1339 | if (NILP (new_value)) | |
1340 | f->gamma = 0; | |
1341 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1342 | /* The value 0.4545 is the normal viewing gamma. */ | |
1343 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1344 | else | |
1a948b17 | 1345 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
d62c8769 GM |
1346 | Fcons (new_value, Qnil))); |
1347 | ||
1348 | clear_face_cache (0); | |
1349 | } | |
1350 | ||
1351 | ||
f676886a | 1352 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1353 | to set individual parameters. |
1354 | ||
fe24a618 | 1355 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1356 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1357 | In that case, just record the parameter's new value |
1358 | in the standard place; do not attempt to change the window. */ | |
1359 | ||
1360 | void | |
f676886a JB |
1361 | x_set_foreground_color (f, arg, oldval) |
1362 | struct frame *f; | |
01f1ba30 JB |
1363 | Lisp_Object arg, oldval; |
1364 | { | |
09393d07 GM |
1365 | struct x_output *x = f->output_data.x; |
1366 | unsigned long fg, old_fg; | |
a76206dc | 1367 | |
09393d07 GM |
1368 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1369 | old_fg = x->foreground_pixel; | |
1370 | x->foreground_pixel = fg; | |
a76206dc | 1371 | |
fe24a618 | 1372 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1373 | { |
09393d07 | 1374 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1375 | |
09393d07 GM |
1376 | BLOCK_INPUT; |
1377 | XSetForeground (dpy, x->normal_gc, fg); | |
1378 | XSetBackground (dpy, x->reverse_gc, fg); | |
36d42089 | 1379 | |
09393d07 GM |
1380 | if (x->cursor_pixel == old_fg) |
1381 | { | |
1382 | unload_color (f, x->cursor_pixel); | |
1383 | x->cursor_pixel = x_copy_color (f, fg); | |
1384 | XSetBackground (dpy, x->cursor_gc, x->cursor_pixel); | |
1385 | } | |
1386 | ||
01f1ba30 | 1387 | UNBLOCK_INPUT; |
09393d07 | 1388 | |
05c8abbe | 1389 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
09393d07 | 1390 | |
179956b9 | 1391 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1392 | redraw_frame (f); |
01f1ba30 | 1393 | } |
09393d07 GM |
1394 | |
1395 | unload_color (f, old_fg); | |
01f1ba30 JB |
1396 | } |
1397 | ||
1398 | void | |
f676886a JB |
1399 | x_set_background_color (f, arg, oldval) |
1400 | struct frame *f; | |
01f1ba30 JB |
1401 | Lisp_Object arg, oldval; |
1402 | { | |
09393d07 GM |
1403 | struct x_output *x = f->output_data.x; |
1404 | unsigned long bg; | |
01f1ba30 | 1405 | |
09393d07 GM |
1406 | bg = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
1407 | unload_color (f, x->background_pixel); | |
1408 | x->background_pixel = bg; | |
a76206dc | 1409 | |
fe24a618 | 1410 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1411 | { |
09393d07 | 1412 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1413 | |
09393d07 GM |
1414 | BLOCK_INPUT; |
1415 | XSetBackground (dpy, x->normal_gc, bg); | |
1416 | XSetForeground (dpy, x->reverse_gc, bg); | |
1417 | XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg); | |
1418 | XSetForeground (dpy, x->cursor_gc, bg); | |
1419 | ||
f76e0368 GM |
1420 | #ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with |
1421 | toolkit scroll bars. */ | |
1422 | { | |
1423 | Lisp_Object bar; | |
1424 | for (bar = FRAME_SCROLL_BARS (f); | |
1425 | !NILP (bar); | |
1426 | bar = XSCROLL_BAR (bar)->next) | |
1427 | { | |
1428 | Window window = SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)); | |
1429 | XSetWindowBackground (dpy, window, bg); | |
1430 | } | |
1431 | } | |
1432 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
01f1ba30 | 1433 | |
09393d07 | 1434 | UNBLOCK_INPUT; |
05c8abbe | 1435 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1436 | |
179956b9 | 1437 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1438 | redraw_frame (f); |
01f1ba30 JB |
1439 | } |
1440 | } | |
1441 | ||
1442 | void | |
f676886a JB |
1443 | x_set_mouse_color (f, arg, oldval) |
1444 | struct frame *f; | |
01f1ba30 JB |
1445 | Lisp_Object arg, oldval; |
1446 | { | |
09393d07 GM |
1447 | struct x_output *x = f->output_data.x; |
1448 | Display *dpy = FRAME_X_DISPLAY (f); | |
95f80c78 | 1449 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
0af913d7 | 1450 | Cursor hourglass_cursor, horizontal_drag_cursor; |
1dc6cfa6 | 1451 | int count; |
51a1d2d8 | 1452 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
09393d07 | 1453 | unsigned long mask_color = x->background_pixel; |
a76206dc | 1454 | |
51a1d2d8 | 1455 | /* Don't let pointers be invisible. */ |
09393d07 | 1456 | if (mask_color == pixel) |
bcf26b38 GM |
1457 | { |
1458 | x_free_colors (f, &pixel, 1); | |
09393d07 | 1459 | pixel = x_copy_color (f, x->foreground_pixel); |
bcf26b38 | 1460 | } |
a76206dc | 1461 | |
09393d07 GM |
1462 | unload_color (f, x->mouse_pixel); |
1463 | x->mouse_pixel = pixel; | |
01f1ba30 JB |
1464 | |
1465 | BLOCK_INPUT; | |
fe24a618 | 1466 | |
eb8c3be9 | 1467 | /* It's not okay to crash if the user selects a screwy cursor. */ |
09393d07 | 1468 | count = x_catch_errors (dpy); |
fe24a618 | 1469 | |
09393d07 | 1470 | if (!NILP (Vx_pointer_shape)) |
01f1ba30 JB |
1471 | { |
1472 | CHECK_NUMBER (Vx_pointer_shape, 0); | |
09393d07 | 1473 | cursor = XCreateFontCursor (dpy, XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1474 | } |
1475 | else | |
09393d07 GM |
1476 | cursor = XCreateFontCursor (dpy, XC_xterm); |
1477 | x_check_errors (dpy, "bad text pointer cursor: %s"); | |
01f1ba30 | 1478 | |
09393d07 | 1479 | if (!NILP (Vx_nontext_pointer_shape)) |
01f1ba30 JB |
1480 | { |
1481 | CHECK_NUMBER (Vx_nontext_pointer_shape, 0); | |
09393d07 GM |
1482 | nontext_cursor |
1483 | = XCreateFontCursor (dpy, XINT (Vx_nontext_pointer_shape)); | |
01f1ba30 JB |
1484 | } |
1485 | else | |
09393d07 GM |
1486 | nontext_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
1487 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); | |
01f1ba30 | 1488 | |
09393d07 | 1489 | if (!NILP (Vx_hourglass_pointer_shape)) |
333b20bb | 1490 | { |
0af913d7 | 1491 | CHECK_NUMBER (Vx_hourglass_pointer_shape, 0); |
09393d07 GM |
1492 | hourglass_cursor |
1493 | = XCreateFontCursor (dpy, XINT (Vx_hourglass_pointer_shape)); | |
333b20bb GM |
1494 | } |
1495 | else | |
09393d07 GM |
1496 | hourglass_cursor = XCreateFontCursor (dpy, XC_watch); |
1497 | x_check_errors (dpy, "bad hourglass pointer cursor: %s"); | |
333b20bb | 1498 | |
09393d07 GM |
1499 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); |
1500 | if (!NILP (Vx_mode_pointer_shape)) | |
01f1ba30 JB |
1501 | { |
1502 | CHECK_NUMBER (Vx_mode_pointer_shape, 0); | |
09393d07 | 1503 | mode_cursor = XCreateFontCursor (dpy, XINT (Vx_mode_pointer_shape)); |
01f1ba30 JB |
1504 | } |
1505 | else | |
09393d07 GM |
1506 | mode_cursor = XCreateFontCursor (dpy, XC_xterm); |
1507 | x_check_errors (dpy, "bad modeline pointer cursor: %s"); | |
95f80c78 | 1508 | |
09393d07 | 1509 | if (!NILP (Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1510 | { |
ca0ecbf5 RS |
1511 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape, 0); |
1512 | cross_cursor | |
09393d07 | 1513 | = XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1514 | } |
1515 | else | |
09393d07 | 1516 | cross_cursor = XCreateFontCursor (dpy, XC_crosshair); |
01f1ba30 | 1517 | |
8fb4ec9c GM |
1518 | if (!NILP (Vx_window_horizontal_drag_shape)) |
1519 | { | |
1520 | CHECK_NUMBER (Vx_window_horizontal_drag_shape, 0); | |
1521 | horizontal_drag_cursor | |
09393d07 | 1522 | = XCreateFontCursor (dpy, XINT (Vx_window_horizontal_drag_shape)); |
8fb4ec9c GM |
1523 | } |
1524 | else | |
1525 | horizontal_drag_cursor | |
09393d07 | 1526 | = XCreateFontCursor (dpy, XC_sb_h_double_arrow); |
8fb4ec9c | 1527 | |
fe24a618 | 1528 | /* Check and report errors with the above calls. */ |
09393d07 GM |
1529 | x_check_errors (dpy, "can't set cursor shape: %s"); |
1530 | x_uncatch_errors (dpy, count); | |
fe24a618 | 1531 | |
01f1ba30 JB |
1532 | { |
1533 | XColor fore_color, back_color; | |
1534 | ||
09393d07 | 1535 | fore_color.pixel = x->mouse_pixel; |
a31fedb7 | 1536 | x_query_color (f, &fore_color); |
01f1ba30 | 1537 | back_color.pixel = mask_color; |
a31fedb7 GM |
1538 | x_query_color (f, &back_color); |
1539 | ||
09393d07 GM |
1540 | XRecolorCursor (dpy, cursor, &fore_color, &back_color); |
1541 | XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color); | |
1542 | XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color); | |
1543 | XRecolorCursor (dpy, cross_cursor, &fore_color, &back_color); | |
1544 | XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color); | |
1545 | XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color); | |
01f1ba30 | 1546 | } |
01f1ba30 | 1547 | |
fe24a618 | 1548 | if (FRAME_X_WINDOW (f) != 0) |
09393d07 GM |
1549 | XDefineCursor (dpy, FRAME_X_WINDOW (f), cursor); |
1550 | ||
1551 | if (cursor != x->text_cursor | |
1552 | && x->text_cursor != 0) | |
1553 | XFreeCursor (dpy, x->text_cursor); | |
1554 | x->text_cursor = cursor; | |
1555 | ||
1556 | if (nontext_cursor != x->nontext_cursor | |
1557 | && x->nontext_cursor != 0) | |
1558 | XFreeCursor (dpy, x->nontext_cursor); | |
1559 | x->nontext_cursor = nontext_cursor; | |
1560 | ||
1561 | if (hourglass_cursor != x->hourglass_cursor | |
1562 | && x->hourglass_cursor != 0) | |
1563 | XFreeCursor (dpy, x->hourglass_cursor); | |
1564 | x->hourglass_cursor = hourglass_cursor; | |
1565 | ||
1566 | if (mode_cursor != x->modeline_cursor | |
1567 | && x->modeline_cursor != 0) | |
1568 | XFreeCursor (dpy, f->output_data.x->modeline_cursor); | |
1569 | x->modeline_cursor = mode_cursor; | |
333b20bb | 1570 | |
09393d07 GM |
1571 | if (cross_cursor != x->cross_cursor |
1572 | && x->cross_cursor != 0) | |
1573 | XFreeCursor (dpy, x->cross_cursor); | |
1574 | x->cross_cursor = cross_cursor; | |
01f1ba30 | 1575 | |
09393d07 GM |
1576 | if (horizontal_drag_cursor != x->horizontal_drag_cursor |
1577 | && x->horizontal_drag_cursor != 0) | |
1578 | XFreeCursor (dpy, x->horizontal_drag_cursor); | |
1579 | x->horizontal_drag_cursor = horizontal_drag_cursor; | |
8fb4ec9c | 1580 | |
09393d07 | 1581 | XFlush (dpy); |
01f1ba30 | 1582 | UNBLOCK_INPUT; |
05c8abbe GM |
1583 | |
1584 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1585 | } |
1586 | ||
1587 | void | |
f676886a JB |
1588 | x_set_cursor_color (f, arg, oldval) |
1589 | struct frame *f; | |
01f1ba30 JB |
1590 | Lisp_Object arg, oldval; |
1591 | { | |
a76206dc | 1592 | unsigned long fore_pixel, pixel; |
10168ebb | 1593 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
09393d07 | 1594 | struct x_output *x = f->output_data.x; |
01f1ba30 | 1595 | |
10168ebb GM |
1596 | if (!NILP (Vx_cursor_fore_pixel)) |
1597 | { | |
1598 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1599 | WHITE_PIX_DEFAULT (f)); | |
1600 | fore_pixel_allocated_p = 1; | |
1601 | } | |
01f1ba30 | 1602 | else |
09393d07 | 1603 | fore_pixel = x->background_pixel; |
10168ebb | 1604 | |
a76206dc | 1605 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1606 | pixel_allocated_p = 1; |
a76206dc | 1607 | |
f9942c9e | 1608 | /* Make sure that the cursor color differs from the background color. */ |
09393d07 | 1609 | if (pixel == x->background_pixel) |
01f1ba30 | 1610 | { |
10168ebb GM |
1611 | if (pixel_allocated_p) |
1612 | { | |
1613 | x_free_colors (f, &pixel, 1); | |
1614 | pixel_allocated_p = 0; | |
1615 | } | |
1616 | ||
09393d07 | 1617 | pixel = x->mouse_pixel; |
a76206dc | 1618 | if (pixel == fore_pixel) |
10168ebb GM |
1619 | { |
1620 | if (fore_pixel_allocated_p) | |
1621 | { | |
1622 | x_free_colors (f, &fore_pixel, 1); | |
1623 | fore_pixel_allocated_p = 0; | |
1624 | } | |
09393d07 | 1625 | fore_pixel = x->background_pixel; |
10168ebb | 1626 | } |
01f1ba30 | 1627 | } |
a76206dc | 1628 | |
09393d07 | 1629 | unload_color (f, x->cursor_foreground_pixel); |
10168ebb GM |
1630 | if (!fore_pixel_allocated_p) |
1631 | fore_pixel = x_copy_color (f, fore_pixel); | |
09393d07 | 1632 | x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1633 | |
09393d07 | 1634 | unload_color (f, x->cursor_pixel); |
10168ebb GM |
1635 | if (!pixel_allocated_p) |
1636 | pixel = x_copy_color (f, pixel); | |
09393d07 | 1637 | x->cursor_pixel = pixel; |
a76206dc | 1638 | |
fe24a618 | 1639 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1640 | { |
01f1ba30 | 1641 | BLOCK_INPUT; |
09393d07 GM |
1642 | XSetBackground (FRAME_X_DISPLAY (f), x->cursor_gc, x->cursor_pixel); |
1643 | XSetForeground (FRAME_X_DISPLAY (f), x->cursor_gc, fore_pixel); | |
01f1ba30 | 1644 | UNBLOCK_INPUT; |
01f1ba30 | 1645 | |
179956b9 | 1646 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1647 | { |
cedadcfa RS |
1648 | x_update_cursor (f, 0); |
1649 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1650 | } |
1651 | } | |
05c8abbe GM |
1652 | |
1653 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1654 | } |
943b580d | 1655 | \f |
f676886a | 1656 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1657 | ARG can be a string naming a color. |
1658 | The border-color is used for the border that is drawn by the X server. | |
1659 | Note that this does not fully take effect if done before | |
f676886a | 1660 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1661 | |
1662 | Note: this is done in two routines because of the way X10 works. | |
1663 | ||
1664 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1665 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1666 | |
1667 | void | |
f676886a JB |
1668 | x_set_border_color (f, arg, oldval) |
1669 | struct frame *f; | |
01f1ba30 JB |
1670 | Lisp_Object arg, oldval; |
1671 | { | |
01f1ba30 JB |
1672 | int pix; |
1673 | ||
1674 | CHECK_STRING (arg, 0); | |
b9dc4443 | 1675 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1676 | x_set_border_pixel (f, pix); |
05c8abbe | 1677 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1678 | } |
1679 | ||
f676886a | 1680 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1681 | Note that this does not fully take effect if done before |
f676886a | 1682 | F has an x-window. */ |
01f1ba30 | 1683 | |
968b1234 | 1684 | void |
f676886a JB |
1685 | x_set_border_pixel (f, pix) |
1686 | struct frame *f; | |
01f1ba30 JB |
1687 | int pix; |
1688 | { | |
a76206dc | 1689 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1690 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1691 | |
7556890b | 1692 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1693 | { |
01f1ba30 | 1694 | BLOCK_INPUT; |
b9dc4443 | 1695 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1696 | (unsigned long)pix); |
01f1ba30 JB |
1697 | UNBLOCK_INPUT; |
1698 | ||
179956b9 | 1699 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1700 | redraw_frame (f); |
01f1ba30 JB |
1701 | } |
1702 | } | |
1703 | ||
0d1469d6 GM |
1704 | |
1705 | /* Value is the internal representation of the specified cursor type | |
1706 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
1707 | of the bar cursor. */ | |
1708 | ||
1709 | enum text_cursor_kinds | |
1710 | x_specified_cursor_type (arg, width) | |
1711 | Lisp_Object arg; | |
1712 | int *width; | |
dbc4e1c1 | 1713 | { |
0d1469d6 GM |
1714 | enum text_cursor_kinds type; |
1715 | ||
dbc4e1c1 | 1716 | if (EQ (arg, Qbar)) |
c3211206 | 1717 | { |
0d1469d6 GM |
1718 | type = BAR_CURSOR; |
1719 | *width = 2; | |
c3211206 | 1720 | } |
08ac8554 GM |
1721 | else if (CONSP (arg) |
1722 | && EQ (XCAR (arg), Qbar) | |
1723 | && INTEGERP (XCDR (arg)) | |
1724 | && XINT (XCDR (arg)) >= 0) | |
c3211206 | 1725 | { |
0d1469d6 GM |
1726 | type = BAR_CURSOR; |
1727 | *width = XINT (XCDR (arg)); | |
c3211206 | 1728 | } |
08ac8554 | 1729 | else if (NILP (arg)) |
0d1469d6 | 1730 | type = NO_CURSOR; |
dbc4e1c1 | 1731 | else |
c3211206 RS |
1732 | /* Treat anything unknown as "box cursor". |
1733 | It was bad to signal an error; people have trouble fixing | |
1734 | .Xdefaults with Emacs, when it has something bad in it. */ | |
0d1469d6 GM |
1735 | type = FILLED_BOX_CURSOR; |
1736 | ||
1737 | return type; | |
1738 | } | |
1739 | ||
1740 | void | |
1741 | x_set_cursor_type (f, arg, oldval) | |
1742 | FRAME_PTR f; | |
1743 | Lisp_Object arg, oldval; | |
1744 | { | |
1745 | int width; | |
1746 | ||
1747 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
1748 | f->output_data.x->cursor_width = width; | |
dbc4e1c1 JB |
1749 | |
1750 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
1751 | often do people change cursor types? */ | |
1752 | update_mode_lines++; | |
1753 | } | |
943b580d | 1754 | \f |
01f1ba30 | 1755 | void |
f676886a JB |
1756 | x_set_icon_type (f, arg, oldval) |
1757 | struct frame *f; | |
01f1ba30 JB |
1758 | Lisp_Object arg, oldval; |
1759 | { | |
01f1ba30 JB |
1760 | int result; |
1761 | ||
203c1d73 RS |
1762 | if (STRINGP (arg)) |
1763 | { | |
1764 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1765 | return; | |
1766 | } | |
1767 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1768 | return; |
1769 | ||
1770 | BLOCK_INPUT; | |
265a9e55 | 1771 | if (NILP (arg)) |
80534dd6 | 1772 | result = x_text_icon (f, |
f468da95 RS |
1773 | (char *) XSTRING ((!NILP (f->icon_name) |
1774 | ? f->icon_name | |
80534dd6 | 1775 | : f->name))->data); |
f1c7b5a6 RS |
1776 | else |
1777 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1778 | |
1779 | if (result) | |
1780 | { | |
01f1ba30 | 1781 | UNBLOCK_INPUT; |
0fb53770 | 1782 | error ("No icon window available"); |
01f1ba30 JB |
1783 | } |
1784 | ||
b9dc4443 | 1785 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1786 | UNBLOCK_INPUT; |
1787 | } | |
1788 | ||
f1c7b5a6 | 1789 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1790 | |
f1c7b5a6 | 1791 | Lisp_Object |
0fb53770 RS |
1792 | x_icon_type (f) |
1793 | FRAME_PTR f; | |
1794 | { | |
1795 | Lisp_Object tem; | |
1796 | ||
1797 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1798 | if (CONSP (tem)) |
8e713be6 | 1799 | return XCDR (tem); |
f1c7b5a6 RS |
1800 | else |
1801 | return Qnil; | |
0fb53770 RS |
1802 | } |
1803 | ||
80534dd6 KH |
1804 | void |
1805 | x_set_icon_name (f, arg, oldval) | |
1806 | struct frame *f; | |
1807 | Lisp_Object arg, oldval; | |
1808 | { | |
80534dd6 KH |
1809 | int result; |
1810 | ||
1811 | if (STRINGP (arg)) | |
1812 | { | |
1813 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1814 | return; | |
1815 | } | |
1816 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1817 | return; | |
1818 | ||
f468da95 | 1819 | f->icon_name = arg; |
80534dd6 | 1820 | |
7556890b | 1821 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1822 | return; |
1823 | ||
1824 | BLOCK_INPUT; | |
1825 | ||
1826 | result = x_text_icon (f, | |
f468da95 RS |
1827 | (char *) XSTRING ((!NILP (f->icon_name) |
1828 | ? f->icon_name | |
943b580d RS |
1829 | : !NILP (f->title) |
1830 | ? f->title | |
80534dd6 KH |
1831 | : f->name))->data); |
1832 | ||
1833 | if (result) | |
1834 | { | |
1835 | UNBLOCK_INPUT; | |
1836 | error ("No icon window available"); | |
1837 | } | |
1838 | ||
80534dd6 KH |
1839 | XFlush (FRAME_X_DISPLAY (f)); |
1840 | UNBLOCK_INPUT; | |
1841 | } | |
943b580d | 1842 | \f |
01f1ba30 | 1843 | void |
f676886a JB |
1844 | x_set_font (f, arg, oldval) |
1845 | struct frame *f; | |
01f1ba30 JB |
1846 | Lisp_Object arg, oldval; |
1847 | { | |
ea96210c | 1848 | Lisp_Object result; |
942ea06d | 1849 | Lisp_Object fontset_name; |
a367641f | 1850 | Lisp_Object frame; |
57c5889c | 1851 | int old_fontset = f->output_data.x->fontset; |
01f1ba30 JB |
1852 | |
1853 | CHECK_STRING (arg, 1); | |
01f1ba30 | 1854 | |
49965a29 | 1855 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1856 | |
01f1ba30 | 1857 | BLOCK_INPUT; |
942ea06d KH |
1858 | result = (STRINGP (fontset_name) |
1859 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1860 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1861 | UNBLOCK_INPUT; |
1862 | ||
ea96210c | 1863 | if (EQ (result, Qnil)) |
1c59f5df | 1864 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 1865 | else if (EQ (result, Qt)) |
26e18ed9 | 1866 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
1867 | else if (STRINGP (result)) |
1868 | { | |
57c5889c GM |
1869 | if (STRINGP (fontset_name)) |
1870 | { | |
1871 | /* Fontset names are built from ASCII font names, so the | |
1872 | names may be equal despite there was a change. */ | |
1873 | if (old_fontset == f->output_data.x->fontset) | |
1874 | return; | |
1875 | } | |
1876 | else if (!NILP (Fequal (result, oldval))) | |
1d090605 | 1877 | return; |
57c5889c | 1878 | |
ea96210c | 1879 | store_frame_param (f, Qfont, result); |
333b20bb | 1880 | recompute_basic_faces (f); |
ea96210c JB |
1881 | } |
1882 | else | |
1883 | abort (); | |
a367641f | 1884 | |
8938a4fb | 1885 | do_pending_window_change (0); |
95aa0336 | 1886 | |
333b20bb GM |
1887 | /* Don't call `face-set-after-frame-default' when faces haven't been |
1888 | initialized yet. This is the case when called from | |
1889 | Fx_create_frame. In that case, the X widget or window doesn't | |
1890 | exist either, and we can end up in x_report_frame_params with a | |
1891 | null widget which gives a segfault. */ | |
1892 | if (FRAME_FACE_CACHE (f)) | |
1893 | { | |
1894 | XSETFRAME (frame, f); | |
1895 | call1 (Qface_set_after_frame_default, frame); | |
1896 | } | |
01f1ba30 JB |
1897 | } |
1898 | ||
1899 | void | |
f676886a JB |
1900 | x_set_border_width (f, arg, oldval) |
1901 | struct frame *f; | |
01f1ba30 JB |
1902 | Lisp_Object arg, oldval; |
1903 | { | |
1904 | CHECK_NUMBER (arg, 0); | |
1905 | ||
7556890b | 1906 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
1907 | return; |
1908 | ||
fe24a618 | 1909 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1910 | error ("Cannot change the border width of a window"); |
1911 | ||
7556890b | 1912 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
1913 | } |
1914 | ||
1915 | void | |
f676886a JB |
1916 | x_set_internal_border_width (f, arg, oldval) |
1917 | struct frame *f; | |
01f1ba30 JB |
1918 | Lisp_Object arg, oldval; |
1919 | { | |
7556890b | 1920 | int old = f->output_data.x->internal_border_width; |
01f1ba30 JB |
1921 | |
1922 | CHECK_NUMBER (arg, 0); | |
7556890b RS |
1923 | f->output_data.x->internal_border_width = XINT (arg); |
1924 | if (f->output_data.x->internal_border_width < 0) | |
1925 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 1926 | |
d3b06468 | 1927 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 1928 | if (f->output_data.x->edit_widget) |
968b1234 | 1929 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 1930 | #endif |
2a8a07d4 | 1931 | |
7556890b | 1932 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
1933 | return; |
1934 | ||
fe24a618 | 1935 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1936 | { |
363f7e15 | 1937 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 1938 | SET_FRAME_GARBAGED (f); |
8938a4fb | 1939 | do_pending_window_change (0); |
01f1ba30 JB |
1940 | } |
1941 | } | |
1942 | ||
d043f1a4 RS |
1943 | void |
1944 | x_set_visibility (f, value, oldval) | |
1945 | struct frame *f; | |
1946 | Lisp_Object value, oldval; | |
1947 | { | |
1948 | Lisp_Object frame; | |
191ed777 | 1949 | XSETFRAME (frame, f); |
d043f1a4 RS |
1950 | |
1951 | if (NILP (value)) | |
363f7e15 | 1952 | Fmake_frame_invisible (frame, Qt); |
49795535 | 1953 | else if (EQ (value, Qicon)) |
d043f1a4 | 1954 | Ficonify_frame (frame); |
49795535 JB |
1955 | else |
1956 | Fmake_frame_visible (frame); | |
d043f1a4 | 1957 | } |
52de7ce9 | 1958 | |
943b580d | 1959 | \f |
52de7ce9 GM |
1960 | /* Change window heights in windows rooted in WINDOW by N lines. */ |
1961 | ||
d043f1a4 | 1962 | static void |
52de7ce9 | 1963 | x_change_window_heights (window, n) |
d043f1a4 RS |
1964 | Lisp_Object window; |
1965 | int n; | |
1966 | { | |
47c0f58b | 1967 | struct window *w = XWINDOW (window); |
d043f1a4 | 1968 | |
e33f7330 KH |
1969 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
1970 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 1971 | |
4336c705 GM |
1972 | if (INTEGERP (w->orig_top)) |
1973 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
1974 | if (INTEGERP (w->orig_height)) | |
1975 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
1976 | ||
47c0f58b RS |
1977 | /* Handle just the top child in a vertical split. */ |
1978 | if (!NILP (w->vchild)) | |
52de7ce9 | 1979 | x_change_window_heights (w->vchild, n); |
d043f1a4 | 1980 | |
47c0f58b RS |
1981 | /* Adjust all children in a horizontal split. */ |
1982 | for (window = w->hchild; !NILP (window); window = w->next) | |
1983 | { | |
1984 | w = XWINDOW (window); | |
52de7ce9 | 1985 | x_change_window_heights (window, n); |
d043f1a4 RS |
1986 | } |
1987 | } | |
1988 | ||
1989 | void | |
1990 | x_set_menu_bar_lines (f, value, oldval) | |
1991 | struct frame *f; | |
1992 | Lisp_Object value, oldval; | |
1993 | { | |
1994 | int nlines; | |
b6d7acec | 1995 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 1996 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 1997 | #endif |
d043f1a4 | 1998 | |
f64ba6ea JB |
1999 | /* Right now, menu bars don't work properly in minibuf-only frames; |
2000 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 2001 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 2002 | in or split the minibuffer window. */ |
519066d2 | 2003 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
2004 | return; |
2005 | ||
6a5e54e2 | 2006 | if (INTEGERP (value)) |
d043f1a4 RS |
2007 | nlines = XINT (value); |
2008 | else | |
2009 | nlines = 0; | |
2010 | ||
3d09b6be RS |
2011 | /* Make sure we redisplay all windows in this frame. */ |
2012 | windows_or_buffers_changed++; | |
2013 | ||
9ef48a9d RS |
2014 | #ifdef USE_X_TOOLKIT |
2015 | FRAME_MENU_BAR_LINES (f) = 0; | |
2016 | if (nlines) | |
0d8ef3f4 RS |
2017 | { |
2018 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 2019 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
2020 | /* Make sure next redisplay shows the menu bar. */ |
2021 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
2022 | } | |
9ef48a9d RS |
2023 | else |
2024 | { | |
6bc20398 FP |
2025 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
2026 | free_frame_menubar (f); | |
9ef48a9d | 2027 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
2028 | if (FRAME_X_P (f)) |
2029 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
2030 | } |
2031 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 | 2032 | FRAME_MENU_BAR_LINES (f) = nlines; |
52de7ce9 | 2033 | x_change_window_heights (f->root_window, nlines - olines); |
9ef48a9d | 2034 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
2035 | adjust_glyphs (f); |
2036 | } | |
2037 | ||
2038 | ||
2039 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2040 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2041 | is the old number of tool bar lines. This function changes the | |
2042 | height of all windows on frame F to match the new tool bar height. | |
2043 | The frame's height doesn't change. */ | |
2044 | ||
2045 | void | |
9ea173e8 | 2046 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
2047 | struct frame *f; |
2048 | Lisp_Object value, oldval; | |
2049 | { | |
52de7ce9 GM |
2050 | int delta, nlines, root_height; |
2051 | Lisp_Object root_window; | |
333b20bb | 2052 | |
e870b7ba GM |
2053 | /* Treat tool bars like menu bars. */ |
2054 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2055 | return; | |
2056 | ||
333b20bb GM |
2057 | /* Use VALUE only if an integer >= 0. */ |
2058 | if (INTEGERP (value) && XINT (value) >= 0) | |
2059 | nlines = XFASTINT (value); | |
2060 | else | |
2061 | nlines = 0; | |
2062 | ||
2063 | /* Make sure we redisplay all windows in this frame. */ | |
2064 | ++windows_or_buffers_changed; | |
2065 | ||
9ea173e8 | 2066 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
52de7ce9 GM |
2067 | |
2068 | /* Don't resize the tool-bar to more than we have room for. */ | |
2069 | root_window = FRAME_ROOT_WINDOW (f); | |
2070 | root_height = XINT (XWINDOW (root_window)->height); | |
2071 | if (root_height - delta < 1) | |
2072 | { | |
2073 | delta = root_height - 1; | |
2074 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2075 | } | |
2076 | ||
9ea173e8 | 2077 | FRAME_TOOL_BAR_LINES (f) = nlines; |
52de7ce9 | 2078 | x_change_window_heights (root_window, delta); |
333b20bb | 2079 | adjust_glyphs (f); |
ccba751c GM |
2080 | |
2081 | /* We also have to make sure that the internal border at the top of | |
2082 | the frame, below the menu bar or tool bar, is redrawn when the | |
2083 | tool bar disappears. This is so because the internal border is | |
2084 | below the tool bar if one is displayed, but is below the menu bar | |
2085 | if there isn't a tool bar. The tool bar draws into the area | |
2086 | below the menu bar. */ | |
2087 | if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2088 | { | |
2089 | updating_frame = f; | |
2090 | clear_frame (); | |
fb3cd89b | 2091 | clear_current_matrices (f); |
ccba751c GM |
2092 | updating_frame = NULL; |
2093 | } | |
b6f91066 GM |
2094 | |
2095 | /* If the tool bar gets smaller, the internal border below it | |
2096 | has to be cleared. It was formerly part of the display | |
2097 | of the larger tool bar, and updating windows won't clear it. */ | |
2098 | if (delta < 0) | |
2099 | { | |
2100 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2101 | int width = PIXEL_WIDTH (f); | |
2102 | int y = nlines * CANON_Y_UNIT (f); | |
2103 | ||
2104 | BLOCK_INPUT; | |
161d30fd GM |
2105 | x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
2106 | 0, y, width, height, False); | |
b6f91066 | 2107 | UNBLOCK_INPUT; |
ddc24747 GM |
2108 | |
2109 | if (WINDOWP (f->tool_bar_window)) | |
2110 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
b6f91066 | 2111 | } |
333b20bb GM |
2112 | } |
2113 | ||
2114 | ||
2115 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2116 | VALUE should be a string, a color name. If it isn't a string or | |
2117 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2118 | the frame parameter. */ | |
2119 | ||
2120 | void | |
2121 | x_set_scroll_bar_foreground (f, value, oldval) | |
2122 | struct frame *f; | |
2123 | Lisp_Object value, oldval; | |
2124 | { | |
2125 | unsigned long pixel; | |
2126 | ||
2127 | if (STRINGP (value)) | |
2128 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2129 | else | |
2130 | pixel = -1; | |
2131 | ||
2132 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2133 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2134 | ||
2135 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2136 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2137 | { | |
2138 | /* Remove all scroll bars because they have wrong colors. */ | |
2139 | if (condemn_scroll_bars_hook) | |
2140 | (*condemn_scroll_bars_hook) (f); | |
2141 | if (judge_scroll_bars_hook) | |
2142 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2143 | |
2144 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2145 | redraw_frame (f); |
2146 | } | |
2147 | } | |
2148 | ||
2149 | ||
2150 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2151 | should be a string, a color name. If it isn't a string or isn't a | |
2152 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2153 | parameter. */ | |
2154 | ||
2155 | void | |
2156 | x_set_scroll_bar_background (f, value, oldval) | |
2157 | struct frame *f; | |
2158 | Lisp_Object value, oldval; | |
2159 | { | |
2160 | unsigned long pixel; | |
2161 | ||
2162 | if (STRINGP (value)) | |
2163 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2164 | else | |
2165 | pixel = -1; | |
2166 | ||
2167 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2168 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2169 | ||
2170 | f->output_data.x->scroll_bar_background_pixel = pixel; | |
2171 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2172 | { | |
2173 | /* Remove all scroll bars because they have wrong colors. */ | |
2174 | if (condemn_scroll_bars_hook) | |
2175 | (*condemn_scroll_bars_hook) (f); | |
2176 | if (judge_scroll_bars_hook) | |
2177 | (*judge_scroll_bars_hook) (f); | |
2178 | ||
05c8abbe | 2179 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2180 | redraw_frame (f); |
2181 | } | |
d043f1a4 | 2182 | } |
333b20bb | 2183 | |
943b580d | 2184 | \f |
3a258507 | 2185 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
2186 | XICCC (X Inter Client Communication Conventions). |
2187 | ||
2188 | If STRING contains only ASCII characters, do no conversion and | |
2189 | return the string data of STRING. Otherwise, encode the text by | |
2190 | CODING_SYSTEM, and return a newly allocated memory area which | |
2191 | should be freed by `xfree' by a caller. | |
2192 | ||
2193 | Store the byte length of resulting text in *TEXT_BYTES. | |
2194 | ||
d60660d6 | 2195 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 2196 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 2197 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
2198 | the result should be `COMPOUND_TEXT'. */ |
2199 | ||
2200 | unsigned char * | |
d60660d6 | 2201 | x_encode_text (string, coding_system, text_bytes, stringp) |
96db09e4 | 2202 | Lisp_Object string, coding_system; |
d60660d6 | 2203 | int *text_bytes, *stringp; |
96db09e4 KH |
2204 | { |
2205 | unsigned char *str = XSTRING (string)->data; | |
2206 | int chars = XSTRING (string)->size; | |
2207 | int bytes = STRING_BYTES (XSTRING (string)); | |
2208 | int charset_info; | |
2209 | int bufsize; | |
2210 | unsigned char *buf; | |
2211 | struct coding_system coding; | |
2212 | ||
2213 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
2214 | if (charset_info == 0) | |
2215 | { | |
2216 | /* No multibyte character in OBJ. We need not encode it. */ | |
2217 | *text_bytes = bytes; | |
d60660d6 | 2218 | *stringp = 1; |
96db09e4 KH |
2219 | return str; |
2220 | } | |
2221 | ||
2222 | setup_coding_system (coding_system, &coding); | |
2223 | coding.src_multibyte = 1; | |
2224 | coding.dst_multibyte = 0; | |
2225 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
2226 | if (coding.type == coding_type_iso2022) |
2227 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
35bc5887 KH |
2228 | /* We suppress producing escape sequences for composition. */ |
2229 | coding.composing = COMPOSITION_DISABLED; | |
96db09e4 KH |
2230 | bufsize = encoding_buffer_size (&coding, bytes); |
2231 | buf = (unsigned char *) xmalloc (bufsize); | |
2232 | encode_coding (&coding, str, buf, bytes, bufsize); | |
2233 | *text_bytes = coding.produced; | |
d60660d6 | 2234 | *stringp = (charset_info == 1 || !EQ (coding_system, Qcompound_text)); |
96db09e4 KH |
2235 | return buf; |
2236 | } | |
2237 | ||
2238 | \f | |
75f9d625 | 2239 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2240 | x_id_name. |
2241 | ||
2242 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2243 | name; if NAME is a string, set F's name to NAME and set |
2244 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2245 | |
2246 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2247 | suggesting a new name, which lisp code should override; if | |
2248 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2249 | ||
2250 | void | |
2251 | x_set_name (f, name, explicit) | |
2252 | struct frame *f; | |
2253 | Lisp_Object name; | |
2254 | int explicit; | |
2255 | { | |
2256 | /* Make sure that requests from lisp code override requests from | |
2257 | Emacs redisplay code. */ | |
2258 | if (explicit) | |
2259 | { | |
2260 | /* If we're switching from explicit to implicit, we had better | |
2261 | update the mode lines and thereby update the title. */ | |
2262 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2263 | update_mode_lines = 1; |
f945b920 JB |
2264 | |
2265 | f->explicit_name = ! NILP (name); | |
2266 | } | |
2267 | else if (f->explicit_name) | |
2268 | return; | |
2269 | ||
2270 | /* If NAME is nil, set the name to the x_id_name. */ | |
2271 | if (NILP (name)) | |
f10f0b79 RS |
2272 | { |
2273 | /* Check for no change needed in this very common case | |
2274 | before we do any consing. */ | |
08a90d6a RS |
2275 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2276 | XSTRING (f->name)->data)) | |
f10f0b79 | 2277 | return; |
08a90d6a | 2278 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2279 | } |
62265f1c | 2280 | else |
f945b920 | 2281 | CHECK_STRING (name, 0); |
01f1ba30 | 2282 | |
f945b920 JB |
2283 | /* Don't change the name if it's already NAME. */ |
2284 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2285 | return; |
2286 | ||
943b580d RS |
2287 | f->name = name; |
2288 | ||
2289 | /* For setting the frame title, the title parameter should override | |
2290 | the name parameter. */ | |
2291 | if (! NILP (f->title)) | |
2292 | name = f->title; | |
2293 | ||
fe24a618 | 2294 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2295 | { |
01f1ba30 | 2296 | BLOCK_INPUT; |
fe24a618 JB |
2297 | #ifdef HAVE_X11R4 |
2298 | { | |
80534dd6 | 2299 | XTextProperty text, icon; |
d60660d6 | 2300 | int bytes, stringp; |
11270583 | 2301 | Lisp_Object coding_system; |
80534dd6 | 2302 | |
11270583 KH |
2303 | coding_system = Vlocale_coding_system; |
2304 | if (NILP (coding_system)) | |
2305 | coding_system = Qcompound_text; | |
2306 | text.value = x_encode_text (name, coding_system, &bytes, &stringp); | |
d60660d6 | 2307 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2308 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 2309 | text.format = 8; |
96db09e4 | 2310 | text.nitems = bytes; |
80534dd6 | 2311 | |
96db09e4 KH |
2312 | if (NILP (f->icon_name)) |
2313 | { | |
2314 | icon = text; | |
2315 | } | |
2316 | else | |
2317 | { | |
11270583 | 2318 | icon.value = x_encode_text (f->icon_name, coding_system, |
d60660d6 KH |
2319 | &bytes, &stringp); |
2320 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2321 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2322 | icon.format = 8; | |
2323 | icon.nitems = bytes; | |
2324 | } | |
9ef48a9d | 2325 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2326 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2327 | XtWindow (f->output_data.x->widget), &text); |
2328 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2329 | &icon); |
9ef48a9d | 2330 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2331 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2332 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2333 | #endif /* not USE_X_TOOLKIT */ |
96db09e4 KH |
2334 | if (!NILP (f->icon_name) |
2335 | && icon.value != XSTRING (f->icon_name)->data) | |
2336 | xfree (icon.value); | |
2337 | if (text.value != XSTRING (name)->data) | |
2338 | xfree (text.value); | |
fe24a618 | 2339 | } |
9ef48a9d | 2340 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2341 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2342 | XSTRING (name)->data); |
b9dc4443 | 2343 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2344 | XSTRING (name)->data); |
9ef48a9d | 2345 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2346 | UNBLOCK_INPUT; |
2347 | } | |
f945b920 JB |
2348 | } |
2349 | ||
2350 | /* This function should be called when the user's lisp code has | |
2351 | specified a name for the frame; the name will override any set by the | |
2352 | redisplay code. */ | |
2353 | void | |
2354 | x_explicitly_set_name (f, arg, oldval) | |
2355 | FRAME_PTR f; | |
2356 | Lisp_Object arg, oldval; | |
2357 | { | |
2358 | x_set_name (f, arg, 1); | |
2359 | } | |
2360 | ||
2361 | /* This function should be called by Emacs redisplay code to set the | |
2362 | name; names set this way will never override names set by the user's | |
2363 | lisp code. */ | |
25250031 | 2364 | void |
f945b920 JB |
2365 | x_implicitly_set_name (f, arg, oldval) |
2366 | FRAME_PTR f; | |
2367 | Lisp_Object arg, oldval; | |
2368 | { | |
2369 | x_set_name (f, arg, 0); | |
01f1ba30 | 2370 | } |
943b580d RS |
2371 | \f |
2372 | /* Change the title of frame F to NAME. | |
2373 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2374 | |
943b580d RS |
2375 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2376 | name; if NAME is a string, set F's name to NAME and set | |
2377 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2378 | ||
2379 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2380 | suggesting a new name, which lisp code should override; if | |
2381 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2382 | ||
2383 | void | |
d62c8769 | 2384 | x_set_title (f, name, old_name) |
943b580d | 2385 | struct frame *f; |
d62c8769 | 2386 | Lisp_Object name, old_name; |
943b580d RS |
2387 | { |
2388 | /* Don't change the title if it's already NAME. */ | |
2389 | if (EQ (name, f->title)) | |
2390 | return; | |
2391 | ||
2392 | update_mode_lines = 1; | |
2393 | ||
2394 | f->title = name; | |
2395 | ||
2396 | if (NILP (name)) | |
2397 | name = f->name; | |
beb403b3 RS |
2398 | else |
2399 | CHECK_STRING (name, 0); | |
943b580d RS |
2400 | |
2401 | if (FRAME_X_WINDOW (f)) | |
2402 | { | |
2403 | BLOCK_INPUT; | |
2404 | #ifdef HAVE_X11R4 | |
2405 | { | |
2406 | XTextProperty text, icon; | |
d60660d6 | 2407 | int bytes, stringp; |
11270583 | 2408 | Lisp_Object coding_system; |
943b580d | 2409 | |
11270583 KH |
2410 | coding_system = Vlocale_coding_system; |
2411 | if (NILP (coding_system)) | |
2412 | coding_system = Qcompound_text; | |
2413 | text.value = x_encode_text (name, coding_system, &bytes, &stringp); | |
d60660d6 | 2414 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2415 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
943b580d | 2416 | text.format = 8; |
96db09e4 | 2417 | text.nitems = bytes; |
943b580d | 2418 | |
96db09e4 KH |
2419 | if (NILP (f->icon_name)) |
2420 | { | |
2421 | icon = text; | |
2422 | } | |
2423 | else | |
2424 | { | |
11270583 | 2425 | icon.value = x_encode_text (f->icon_name, coding_system, |
d60660d6 KH |
2426 | &bytes, &stringp); |
2427 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2428 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2429 | icon.format = 8; | |
2430 | icon.nitems = bytes; | |
2431 | } | |
943b580d RS |
2432 | #ifdef USE_X_TOOLKIT |
2433 | XSetWMName (FRAME_X_DISPLAY (f), | |
2434 | XtWindow (f->output_data.x->widget), &text); | |
2435 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2436 | &icon); | |
2437 | #else /* not USE_X_TOOLKIT */ | |
2438 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2439 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2440 | #endif /* not USE_X_TOOLKIT */ | |
96db09e4 KH |
2441 | if (!NILP (f->icon_name) |
2442 | && icon.value != XSTRING (f->icon_name)->data) | |
2443 | xfree (icon.value); | |
2444 | if (text.value != XSTRING (name)->data) | |
2445 | xfree (text.value); | |
943b580d RS |
2446 | } |
2447 | #else /* not HAVE_X11R4 */ | |
2448 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2449 | XSTRING (name)->data); | |
2450 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2451 | XSTRING (name)->data); | |
2452 | #endif /* not HAVE_X11R4 */ | |
2453 | UNBLOCK_INPUT; | |
2454 | } | |
2455 | } | |
2456 | \f | |
01f1ba30 | 2457 | void |
f676886a JB |
2458 | x_set_autoraise (f, arg, oldval) |
2459 | struct frame *f; | |
01f1ba30 JB |
2460 | Lisp_Object arg, oldval; |
2461 | { | |
f676886a | 2462 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2463 | } |
2464 | ||
2465 | void | |
f676886a JB |
2466 | x_set_autolower (f, arg, oldval) |
2467 | struct frame *f; | |
01f1ba30 JB |
2468 | Lisp_Object arg, oldval; |
2469 | { | |
f676886a | 2470 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2471 | } |
179956b9 | 2472 | |
eac358ef KH |
2473 | void |
2474 | x_set_unsplittable (f, arg, oldval) | |
2475 | struct frame *f; | |
2476 | Lisp_Object arg, oldval; | |
2477 | { | |
2478 | f->no_split = !NILP (arg); | |
2479 | } | |
2480 | ||
179956b9 | 2481 | void |
a3c87d4e | 2482 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2483 | struct frame *f; |
2484 | Lisp_Object arg, oldval; | |
2485 | { | |
1ab3d87e RS |
2486 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2487 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2488 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2489 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2490 | { |
1ab3d87e RS |
2491 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2492 | = (NILP (arg) | |
2493 | ? vertical_scroll_bar_none | |
2494 | : EQ (Qright, arg) | |
2495 | ? vertical_scroll_bar_right | |
2496 | : vertical_scroll_bar_left); | |
179956b9 | 2497 | |
cf177271 JB |
2498 | /* We set this parameter before creating the X window for the |
2499 | frame, so we can get the geometry right from the start. | |
2500 | However, if the window hasn't been created yet, we shouldn't | |
2501 | call x_set_window_size. */ | |
2502 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2503 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2504 | do_pending_window_change (0); |
179956b9 JB |
2505 | } |
2506 | } | |
4701395c KH |
2507 | |
2508 | void | |
2509 | x_set_scroll_bar_width (f, arg, oldval) | |
2510 | struct frame *f; | |
2511 | Lisp_Object arg, oldval; | |
2512 | { | |
a672c74d RS |
2513 | int wid = FONT_WIDTH (f->output_data.x->font); |
2514 | ||
dff9a538 KH |
2515 | if (NILP (arg)) |
2516 | { | |
c6e9d03b GM |
2517 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2518 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2519 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2520 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2521 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2522 | #else | |
2523 | /* Make the actual width at least 14 pixels and a multiple of a | |
2524 | character width. */ | |
a672c74d | 2525 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2526 | |
2527 | /* Use all of that space (aside from required margins) for the | |
2528 | scroll bar. */ | |
dff9a538 | 2529 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2530 | #endif |
a672c74d | 2531 | |
a90ab372 RS |
2532 | if (FRAME_X_WINDOW (f)) |
2533 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2534 | do_pending_window_change (0); |
dff9a538 KH |
2535 | } |
2536 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2537 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2538 | { |
09d8c7ac RS |
2539 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2540 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2541 | |
4701395c KH |
2542 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2543 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2544 | if (FRAME_X_WINDOW (f)) | |
2545 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2546 | } | |
dca97592 | 2547 | |
8938a4fb | 2548 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2549 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2550 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2551 | } |
333b20bb GM |
2552 | |
2553 | ||
01f1ba30 | 2554 | \f |
f676886a | 2555 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2556 | |
b7975ee4 KH |
2557 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2558 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2559 | ||
d387c960 JB |
2560 | static void |
2561 | validate_x_resource_name () | |
2562 | { | |
333b20bb | 2563 | int len = 0; |
0e78b377 RS |
2564 | /* Number of valid characters in the resource name. */ |
2565 | int good_count = 0; | |
2566 | /* Number of invalid characters in the resource name. */ | |
2567 | int bad_count = 0; | |
2568 | Lisp_Object new; | |
2569 | int i; | |
2570 | ||
498e9ac3 RS |
2571 | if (!STRINGP (Vx_resource_class)) |
2572 | Vx_resource_class = build_string (EMACS_CLASS); | |
2573 | ||
cf204347 RS |
2574 | if (STRINGP (Vx_resource_name)) |
2575 | { | |
cf204347 RS |
2576 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2577 | int i; | |
2578 | ||
fc932ac6 | 2579 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2580 | |
2581 | /* Only letters, digits, - and _ are valid in resource names. | |
2582 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2583 | for (i = 0; i < len; i++) |
2584 | { | |
2585 | int c = p[i]; | |
2586 | if (! ((c >= 'a' && c <= 'z') | |
2587 | || (c >= 'A' && c <= 'Z') | |
2588 | || (c >= '0' && c <= '9') | |
2589 | || c == '-' || c == '_')) | |
0e78b377 RS |
2590 | bad_count++; |
2591 | else | |
2592 | good_count++; | |
cf204347 RS |
2593 | } |
2594 | } | |
2595 | else | |
0e78b377 RS |
2596 | /* Not a string => completely invalid. */ |
2597 | bad_count = 5, good_count = 0; | |
2598 | ||
2599 | /* If name is valid already, return. */ | |
2600 | if (bad_count == 0) | |
2601 | return; | |
2602 | ||
2603 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2604 | if (good_count == 0 | |
2605 | || (good_count == 1 && bad_count > 0)) | |
2606 | { | |
b7975ee4 | 2607 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2608 | return; |
2609 | } | |
2610 | ||
2611 | /* Name is partly valid. Copy it and replace the invalid characters | |
2612 | with underscores. */ | |
2613 | ||
2614 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2615 | ||
2616 | for (i = 0; i < len; i++) | |
2617 | { | |
2618 | int c = XSTRING (new)->data[i]; | |
2619 | if (! ((c >= 'a' && c <= 'z') | |
2620 | || (c >= 'A' && c <= 'Z') | |
2621 | || (c >= '0' && c <= '9') | |
2622 | || c == '-' || c == '_')) | |
2623 | XSTRING (new)->data[i] = '_'; | |
2624 | } | |
d387c960 JB |
2625 | } |
2626 | ||
2627 | ||
01f1ba30 | 2628 | extern char *x_get_string_resource (); |
01f1ba30 | 2629 | |
cf177271 JB |
2630 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
2631 | "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\ | |
287e500d | 2632 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\ |
d387c960 JB |
2633 | class, where INSTANCE is the name under which Emacs was invoked, or\n\ |
2634 | the name specified by the `-name' or `-rn' command-line arguments.\n\ | |
01f1ba30 | 2635 | \n\ |
8fabe6f4 RS |
2636 | The optional arguments COMPONENT and SUBCLASS add to the key and the\n\ |
2637 | class, respectively. You must specify both of them or neither.\n\ | |
287e500d RS |
2638 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\ |
2639 | and the class is `Emacs.CLASS.SUBCLASS'.") | |
cf177271 JB |
2640 | (attribute, class, component, subclass) |
2641 | Lisp_Object attribute, class, component, subclass; | |
01f1ba30 JB |
2642 | { |
2643 | register char *value; | |
2644 | char *name_key; | |
2645 | char *class_key; | |
2646 | ||
11ae94fe RS |
2647 | check_x (); |
2648 | ||
01f1ba30 | 2649 | CHECK_STRING (attribute, 0); |
cf177271 JB |
2650 | CHECK_STRING (class, 0); |
2651 | ||
8fabe6f4 RS |
2652 | if (!NILP (component)) |
2653 | CHECK_STRING (component, 1); | |
2654 | if (!NILP (subclass)) | |
2655 | CHECK_STRING (subclass, 2); | |
2656 | if (NILP (component) != NILP (subclass)) | |
2657 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2658 | ||
d387c960 JB |
2659 | validate_x_resource_name (); |
2660 | ||
b7975ee4 KH |
2661 | /* Allocate space for the components, the dots which separate them, |
2662 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2663 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2664 | + (STRINGP (component) |
fc932ac6 RS |
2665 | ? STRING_BYTES (XSTRING (component)) : 0) |
2666 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2667 | + 3); |
2668 | ||
fc932ac6 RS |
2669 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2670 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2671 | + (STRINGP (subclass) |
fc932ac6 | 2672 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2673 | + 3); |
2674 | ||
2675 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2676 | and with `Emacs' for the class key (the general one). */ | |
2677 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2678 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2679 | |
2680 | strcat (class_key, "."); | |
2681 | strcat (class_key, XSTRING (class)->data); | |
2682 | ||
2683 | if (!NILP (component)) | |
01f1ba30 | 2684 | { |
b7975ee4 KH |
2685 | strcat (class_key, "."); |
2686 | strcat (class_key, XSTRING (subclass)->data); | |
2687 | ||
2688 | strcat (name_key, "."); | |
2689 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2690 | } |
2691 | ||
b7975ee4 KH |
2692 | strcat (name_key, "."); |
2693 | strcat (name_key, XSTRING (attribute)->data); | |
2694 | ||
b9dc4443 RS |
2695 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2696 | name_key, class_key); | |
01f1ba30 JB |
2697 | |
2698 | if (value != (char *) 0) | |
2699 | return build_string (value); | |
2700 | else | |
2701 | return Qnil; | |
2702 | } | |
2703 | ||
abb4b7ec RS |
2704 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2705 | ||
333b20bb | 2706 | Lisp_Object |
abb4b7ec RS |
2707 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2708 | struct x_display_info *dpyinfo; | |
2709 | Lisp_Object attribute, class, component, subclass; | |
2710 | { | |
2711 | register char *value; | |
2712 | char *name_key; | |
2713 | char *class_key; | |
2714 | ||
abb4b7ec RS |
2715 | CHECK_STRING (attribute, 0); |
2716 | CHECK_STRING (class, 0); | |
2717 | ||
2718 | if (!NILP (component)) | |
2719 | CHECK_STRING (component, 1); | |
2720 | if (!NILP (subclass)) | |
2721 | CHECK_STRING (subclass, 2); | |
2722 | if (NILP (component) != NILP (subclass)) | |
2723 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2724 | ||
2725 | validate_x_resource_name (); | |
2726 | ||
2727 | /* Allocate space for the components, the dots which separate them, | |
2728 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2729 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2730 | + (STRINGP (component) |
fc932ac6 RS |
2731 | ? STRING_BYTES (XSTRING (component)) : 0) |
2732 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2733 | + 3); |
2734 | ||
fc932ac6 RS |
2735 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2736 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2737 | + (STRINGP (subclass) |
fc932ac6 | 2738 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2739 | + 3); |
2740 | ||
2741 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2742 | and with `Emacs' for the class key (the general one). */ | |
2743 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2744 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2745 | ||
2746 | strcat (class_key, "."); | |
2747 | strcat (class_key, XSTRING (class)->data); | |
2748 | ||
2749 | if (!NILP (component)) | |
2750 | { | |
2751 | strcat (class_key, "."); | |
2752 | strcat (class_key, XSTRING (subclass)->data); | |
2753 | ||
2754 | strcat (name_key, "."); | |
2755 | strcat (name_key, XSTRING (component)->data); | |
2756 | } | |
2757 | ||
2758 | strcat (name_key, "."); | |
2759 | strcat (name_key, XSTRING (attribute)->data); | |
2760 | ||
2761 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2762 | ||
2763 | if (value != (char *) 0) | |
2764 | return build_string (value); | |
2765 | else | |
2766 | return Qnil; | |
2767 | } | |
2768 | ||
3402e1a4 RS |
2769 | /* Used when C code wants a resource value. */ |
2770 | ||
2771 | char * | |
2772 | x_get_resource_string (attribute, class) | |
2773 | char *attribute, *class; | |
2774 | { | |
3402e1a4 RS |
2775 | char *name_key; |
2776 | char *class_key; | |
0fe92f72 | 2777 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2778 | |
2779 | /* Allocate space for the components, the dots which separate them, | |
2780 | and the final '\0'. */ | |
fc932ac6 | 2781 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2782 | + strlen (attribute) + 2); |
2783 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2784 | + strlen (class) + 2); | |
2785 | ||
2786 | sprintf (name_key, "%s.%s", | |
2787 | XSTRING (Vinvocation_name)->data, | |
2788 | attribute); | |
2789 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2790 | ||
0fe92f72 | 2791 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2792 | name_key, class_key); |
3402e1a4 RS |
2793 | } |
2794 | ||
60fb3ee1 JB |
2795 | /* Types we might convert a resource string into. */ |
2796 | enum resource_types | |
333b20bb GM |
2797 | { |
2798 | RES_TYPE_NUMBER, | |
d62c8769 | 2799 | RES_TYPE_FLOAT, |
333b20bb GM |
2800 | RES_TYPE_BOOLEAN, |
2801 | RES_TYPE_STRING, | |
2802 | RES_TYPE_SYMBOL | |
2803 | }; | |
60fb3ee1 | 2804 | |
01f1ba30 | 2805 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2806 | |
f676886a | 2807 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2808 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2809 | |
2810 | Convert the resource to the type specified by desired_type. | |
2811 | ||
f9942c9e JB |
2812 | If no default is specified, return Qunbound. If you call |
2813 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2814 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2815 | |
2816 | static Lisp_Object | |
abb4b7ec RS |
2817 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2818 | struct x_display_info *dpyinfo; | |
3c254570 | 2819 | Lisp_Object alist, param; |
60fb3ee1 | 2820 | char *attribute; |
cf177271 | 2821 | char *class; |
60fb3ee1 | 2822 | enum resource_types type; |
01f1ba30 JB |
2823 | { |
2824 | register Lisp_Object tem; | |
2825 | ||
2826 | tem = Fassq (param, alist); | |
2827 | if (EQ (tem, Qnil)) | |
f676886a | 2828 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 2829 | if (EQ (tem, Qnil)) |
01f1ba30 | 2830 | { |
60fb3ee1 | 2831 | |
f9942c9e | 2832 | if (attribute) |
60fb3ee1 | 2833 | { |
abb4b7ec RS |
2834 | tem = display_x_get_resource (dpyinfo, |
2835 | build_string (attribute), | |
2836 | build_string (class), | |
2837 | Qnil, Qnil); | |
f9942c9e JB |
2838 | |
2839 | if (NILP (tem)) | |
2840 | return Qunbound; | |
2841 | ||
2842 | switch (type) | |
2843 | { | |
333b20bb | 2844 | case RES_TYPE_NUMBER: |
f9942c9e JB |
2845 | return make_number (atoi (XSTRING (tem)->data)); |
2846 | ||
d62c8769 GM |
2847 | case RES_TYPE_FLOAT: |
2848 | return make_float (atof (XSTRING (tem)->data)); | |
2849 | ||
333b20bb | 2850 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
2851 | tem = Fdowncase (tem); |
2852 | if (!strcmp (XSTRING (tem)->data, "on") | |
2853 | || !strcmp (XSTRING (tem)->data, "true")) | |
2854 | return Qt; | |
2855 | else | |
2856 | return Qnil; | |
2857 | ||
333b20bb | 2858 | case RES_TYPE_STRING: |
f9942c9e JB |
2859 | return tem; |
2860 | ||
333b20bb | 2861 | case RES_TYPE_SYMBOL: |
49795535 JB |
2862 | /* As a special case, we map the values `true' and `on' |
2863 | to Qt, and `false' and `off' to Qnil. */ | |
2864 | { | |
98381190 KH |
2865 | Lisp_Object lower; |
2866 | lower = Fdowncase (tem); | |
26ae6b61 KH |
2867 | if (!strcmp (XSTRING (lower)->data, "on") |
2868 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 2869 | return Qt; |
26ae6b61 KH |
2870 | else if (!strcmp (XSTRING (lower)->data, "off") |
2871 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
2872 | return Qnil; |
2873 | else | |
89032215 | 2874 | return Fintern (tem, Qnil); |
49795535 | 2875 | } |
f945b920 | 2876 | |
f9942c9e JB |
2877 | default: |
2878 | abort (); | |
2879 | } | |
60fb3ee1 | 2880 | } |
f9942c9e JB |
2881 | else |
2882 | return Qunbound; | |
01f1ba30 JB |
2883 | } |
2884 | return Fcdr (tem); | |
2885 | } | |
2886 | ||
e4f79258 RS |
2887 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
2888 | ||
2889 | static Lisp_Object | |
2890 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
2891 | struct frame *f; | |
2892 | Lisp_Object alist, param; | |
2893 | char *attribute; | |
2894 | char *class; | |
2895 | enum resource_types type; | |
2896 | { | |
2897 | Lisp_Object value; | |
2898 | ||
abb4b7ec RS |
2899 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
2900 | attribute, class, type); | |
e4f79258 RS |
2901 | if (! NILP (value)) |
2902 | store_frame_param (f, param, value); | |
2903 | ||
2904 | return value; | |
2905 | } | |
2906 | ||
f676886a | 2907 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
2908 | of the parameter named PROP (a Lisp symbol). |
2909 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 2910 | on the frame named NAME. |
01f1ba30 JB |
2911 | If that is not found either, use the value DEFLT. */ |
2912 | ||
2913 | static Lisp_Object | |
cf177271 | 2914 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 2915 | struct frame *f; |
01f1ba30 | 2916 | Lisp_Object alist; |
f9942c9e | 2917 | Lisp_Object prop; |
01f1ba30 JB |
2918 | Lisp_Object deflt; |
2919 | char *xprop; | |
cf177271 | 2920 | char *xclass; |
60fb3ee1 | 2921 | enum resource_types type; |
01f1ba30 | 2922 | { |
01f1ba30 JB |
2923 | Lisp_Object tem; |
2924 | ||
abb4b7ec | 2925 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 2926 | if (EQ (tem, Qunbound)) |
01f1ba30 | 2927 | tem = deflt; |
f9942c9e | 2928 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
2929 | return tem; |
2930 | } | |
333b20bb GM |
2931 | |
2932 | ||
2933 | /* Record in frame F the specified or default value according to ALIST | |
2934 | of the parameter named PROP (a Lisp symbol). If no value is | |
2935 | specified for PROP, look for an X default for XPROP on the frame | |
2936 | named NAME. If that is not found either, use the value DEFLT. */ | |
2937 | ||
2938 | static Lisp_Object | |
2939 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
2940 | foreground_p) | |
2941 | struct frame *f; | |
2942 | Lisp_Object alist; | |
2943 | Lisp_Object prop; | |
2944 | char *xprop; | |
2945 | char *xclass; | |
2946 | int foreground_p; | |
2947 | { | |
2948 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
2949 | Lisp_Object tem; | |
2950 | ||
2951 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
2952 | if (EQ (tem, Qunbound)) | |
2953 | { | |
2954 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2955 | ||
2956 | /* See if an X resource for the scroll bar color has been | |
2957 | specified. */ | |
2958 | tem = display_x_get_resource (dpyinfo, | |
2959 | build_string (foreground_p | |
2960 | ? "foreground" | |
2961 | : "background"), | |
2962 | build_string (""), | |
2963 | build_string ("verticalScrollBar"), | |
2964 | build_string ("")); | |
2965 | if (!STRINGP (tem)) | |
2966 | { | |
2967 | /* If nothing has been specified, scroll bars will use a | |
2968 | toolkit-dependent default. Because these defaults are | |
2969 | difficult to get at without actually creating a scroll | |
2970 | bar, use nil to indicate that no color has been | |
2971 | specified. */ | |
2972 | tem = Qnil; | |
2973 | } | |
2974 | ||
2975 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
2976 | ||
2977 | tem = Qnil; | |
2978 | ||
2979 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
2980 | } | |
2981 | ||
2982 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2983 | return tem; | |
2984 | } | |
2985 | ||
2986 | ||
01f1ba30 | 2987 | \f |
8af1d7ca | 2988 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
01f1ba30 | 2989 | "Parse an X-style geometry string STRING.\n\ |
f83f10ba RS |
2990 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\ |
2991 | The properties returned may include `top', `left', `height', and `width'.\n\ | |
e1d962d7 RS |
2992 | The value of `left' or `top' may be an integer,\n\ |
2993 | or a list (+ N) meaning N pixels relative to top/left corner,\n\ | |
2994 | or a list (- N) meaning -N pixels relative to bottom/right corner.") | |
01f1ba30 | 2995 | (string) |
a6605e5c | 2996 | Lisp_Object string; |
01f1ba30 JB |
2997 | { |
2998 | int geometry, x, y; | |
2999 | unsigned int width, height; | |
f83f10ba | 3000 | Lisp_Object result; |
01f1ba30 JB |
3001 | |
3002 | CHECK_STRING (string, 0); | |
3003 | ||
3004 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3005 | &x, &y, &width, &height); | |
3006 | ||
f83f10ba RS |
3007 | #if 0 |
3008 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
3009 | error ("Must specify both x and y position, or neither"); | |
3010 | #endif | |
3011 | ||
3012 | result = Qnil; | |
3013 | if (geometry & XValue) | |
01f1ba30 | 3014 | { |
f83f10ba RS |
3015 | Lisp_Object element; |
3016 | ||
e1d962d7 RS |
3017 | if (x >= 0 && (geometry & XNegative)) |
3018 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3019 | else if (x < 0 && ! (geometry & XNegative)) | |
3020 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
3021 | else |
3022 | element = Fcons (Qleft, make_number (x)); | |
3023 | result = Fcons (element, result); | |
3024 | } | |
3025 | ||
3026 | if (geometry & YValue) | |
3027 | { | |
3028 | Lisp_Object element; | |
3029 | ||
e1d962d7 RS |
3030 | if (y >= 0 && (geometry & YNegative)) |
3031 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3032 | else if (y < 0 && ! (geometry & YNegative)) | |
3033 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
3034 | else |
3035 | element = Fcons (Qtop, make_number (y)); | |
3036 | result = Fcons (element, result); | |
01f1ba30 | 3037 | } |
f83f10ba RS |
3038 | |
3039 | if (geometry & WidthValue) | |
3040 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3041 | if (geometry & HeightValue) | |
3042 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3043 | ||
3044 | return result; | |
01f1ba30 JB |
3045 | } |
3046 | ||
01f1ba30 | 3047 | /* Calculate the desired size and position of this window, |
f83f10ba | 3048 | and return the flags saying which aspects were specified. |
8fc2766b RS |
3049 | |
3050 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
3051 | |
3052 | #define DEFAULT_ROWS 40 | |
3053 | #define DEFAULT_COLS 80 | |
3054 | ||
f9942c9e | 3055 | static int |
f676886a JB |
3056 | x_figure_window_size (f, parms) |
3057 | struct frame *f; | |
01f1ba30 JB |
3058 | Lisp_Object parms; |
3059 | { | |
4fe1de12 | 3060 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 3061 | long window_prompting = 0; |
abb4b7ec | 3062 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3063 | |
3064 | /* Default values if we fall through. | |
3065 | Actually, if that happens we should get | |
b9dc4443 | 3066 | window manager prompting. */ |
1ab3d87e | 3067 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 3068 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
3069 | /* Window managers expect that if program-specified |
3070 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
3071 | f->output_data.x->top_pos = 0; |
3072 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 3073 | |
333b20bb GM |
3074 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3075 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3076 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3077 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3078 | { |
f83f10ba RS |
3079 | if (!EQ (tem0, Qunbound)) |
3080 | { | |
3081 | CHECK_NUMBER (tem0, 0); | |
3082 | f->height = XINT (tem0); | |
3083 | } | |
3084 | if (!EQ (tem1, Qunbound)) | |
3085 | { | |
3086 | CHECK_NUMBER (tem1, 0); | |
1ab3d87e | 3087 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
3088 | } |
3089 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
3090 | window_prompting |= USSize; |
3091 | else | |
3092 | window_prompting |= PSize; | |
01f1ba30 | 3093 | } |
01f1ba30 | 3094 | |
7556890b | 3095 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
3096 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3097 | ? 0 | |
7556890b | 3098 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
333b20bb | 3099 | f->output_data.x->flags_areas_extra |
fb5ec9ce | 3100 | = FRAME_FLAGS_AREA_WIDTH (f); |
7556890b RS |
3101 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3102 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 3103 | |
333b20bb GM |
3104 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3105 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3106 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3107 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3108 | { |
f83f10ba RS |
3109 | if (EQ (tem0, Qminus)) |
3110 | { | |
7556890b | 3111 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3112 | window_prompting |= YNegative; |
3113 | } | |
8e713be6 KR |
3114 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3115 | && CONSP (XCDR (tem0)) | |
3116 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3117 | { |
8e713be6 | 3118 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
3119 | window_prompting |= YNegative; |
3120 | } | |
8e713be6 KR |
3121 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3122 | && CONSP (XCDR (tem0)) | |
3123 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3124 | { |
8e713be6 | 3125 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 3126 | } |
f83f10ba | 3127 | else if (EQ (tem0, Qunbound)) |
7556890b | 3128 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3129 | else |
3130 | { | |
3131 | CHECK_NUMBER (tem0, 0); | |
7556890b RS |
3132 | f->output_data.x->top_pos = XINT (tem0); |
3133 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
3134 | window_prompting |= YNegative; |
3135 | } | |
3136 | ||
3137 | if (EQ (tem1, Qminus)) | |
3138 | { | |
7556890b | 3139 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3140 | window_prompting |= XNegative; |
3141 | } | |
8e713be6 KR |
3142 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3143 | && CONSP (XCDR (tem1)) | |
3144 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3145 | { |
8e713be6 | 3146 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
3147 | window_prompting |= XNegative; |
3148 | } | |
8e713be6 KR |
3149 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3150 | && CONSP (XCDR (tem1)) | |
3151 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3152 | { |
8e713be6 | 3153 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 3154 | } |
f83f10ba | 3155 | else if (EQ (tem1, Qunbound)) |
7556890b | 3156 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3157 | else |
3158 | { | |
3159 | CHECK_NUMBER (tem1, 0); | |
7556890b RS |
3160 | f->output_data.x->left_pos = XINT (tem1); |
3161 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
3162 | window_prompting |= XNegative; |
3163 | } | |
3164 | ||
c3724dc2 | 3165 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
3166 | window_prompting |= USPosition; |
3167 | else | |
3168 | window_prompting |= PPosition; | |
01f1ba30 | 3169 | } |
f83f10ba | 3170 | |
739f2f53 | 3171 | return window_prompting; |
01f1ba30 JB |
3172 | } |
3173 | ||
f58534a3 RS |
3174 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
3175 | ||
3176 | Status | |
3177 | XSetWMProtocols (dpy, w, protocols, count) | |
3178 | Display *dpy; | |
3179 | Window w; | |
3180 | Atom *protocols; | |
3181 | int count; | |
3182 | { | |
3183 | Atom prop; | |
3184 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
3185 | if (prop == None) return False; | |
3186 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
3187 | (unsigned char *) protocols, count); | |
3188 | return True; | |
3189 | } | |
9ef48a9d RS |
3190 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
3191 | \f | |
3192 | #ifdef USE_X_TOOLKIT | |
3193 | ||
8e3d10a9 RS |
3194 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3195 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3196 | already be present because of the toolkit (Motif adds some of them, |
3197 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3198 | |
3199 | static void | |
b9dc4443 RS |
3200 | hack_wm_protocols (f, widget) |
3201 | FRAME_PTR f; | |
9ef48a9d RS |
3202 | Widget widget; |
3203 | { | |
3204 | Display *dpy = XtDisplay (widget); | |
3205 | Window w = XtWindow (widget); | |
3206 | int need_delete = 1; | |
3207 | int need_focus = 1; | |
59aa6c90 | 3208 | int need_save = 1; |
9ef48a9d RS |
3209 | |
3210 | BLOCK_INPUT; | |
3211 | { | |
3212 | Atom type, *atoms = 0; | |
3213 | int format = 0; | |
3214 | unsigned long nitems = 0; | |
3215 | unsigned long bytes_after; | |
3216 | ||
270958e8 KH |
3217 | if ((XGetWindowProperty (dpy, w, |
3218 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3219 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3220 | &type, &format, &nitems, &bytes_after, |
3221 | (unsigned char **) &atoms) | |
3222 | == Success) | |
9ef48a9d RS |
3223 | && format == 32 && type == XA_ATOM) |
3224 | while (nitems > 0) | |
3225 | { | |
3226 | nitems--; | |
b9dc4443 RS |
3227 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3228 | need_delete = 0; | |
3229 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3230 | need_focus = 0; | |
3231 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3232 | need_save = 0; | |
9ef48a9d RS |
3233 | } |
3234 | if (atoms) XFree ((char *) atoms); | |
3235 | } | |
3236 | { | |
3237 | Atom props [10]; | |
3238 | int count = 0; | |
b9dc4443 RS |
3239 | if (need_delete) |
3240 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3241 | if (need_focus) | |
3242 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3243 | if (need_save) | |
3244 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3245 | if (count) |
b9dc4443 RS |
3246 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3247 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3248 | (unsigned char *) props, count); |
3249 | } | |
3250 | UNBLOCK_INPUT; | |
3251 | } | |
3252 | #endif | |
86779fac GM |
3253 | |
3254 | ||
5a7df7d7 GM |
3255 | \f |
3256 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3257 | |
5a7df7d7 GM |
3258 | #ifdef HAVE_X_I18N |
3259 | ||
3260 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3261 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3262 | ||
3263 | ||
3264 | /* Supported XIM styles, ordered by preferenc. */ | |
3265 | ||
3266 | static XIMStyle supported_xim_styles[] = | |
3267 | { | |
3268 | XIMPreeditPosition | XIMStatusArea, | |
3269 | XIMPreeditPosition | XIMStatusNothing, | |
3270 | XIMPreeditPosition | XIMStatusNone, | |
3271 | XIMPreeditNothing | XIMStatusArea, | |
3272 | XIMPreeditNothing | XIMStatusNothing, | |
3273 | XIMPreeditNothing | XIMStatusNone, | |
3274 | XIMPreeditNone | XIMStatusArea, | |
3275 | XIMPreeditNone | XIMStatusNothing, | |
3276 | XIMPreeditNone | XIMStatusNone, | |
3277 | 0, | |
3278 | }; | |
3279 | ||
3280 | ||
3281 | /* Create an X fontset on frame F with base font name | |
3282 | BASE_FONTNAME.. */ | |
3283 | ||
3284 | static XFontSet | |
3285 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3286 | struct frame *f; |
5a7df7d7 | 3287 | char *base_fontname; |
86779fac | 3288 | { |
5a7df7d7 GM |
3289 | XFontSet xfs; |
3290 | char **missing_list; | |
3291 | int missing_count; | |
3292 | char *def_string; | |
86779fac | 3293 | |
5a7df7d7 GM |
3294 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3295 | base_fontname, &missing_list, | |
3296 | &missing_count, &def_string); | |
3297 | if (missing_list) | |
3298 | XFreeStringList (missing_list); | |
3299 | ||
3300 | /* No need to free def_string. */ | |
3301 | return xfs; | |
3302 | } | |
3303 | ||
3304 | ||
3305 | /* Value is the best input style, given user preferences USER (already | |
3306 | checked to be supported by Emacs), and styles supported by the | |
3307 | input method XIM. */ | |
3308 | ||
3309 | static XIMStyle | |
3310 | best_xim_style (user, xim) | |
3311 | XIMStyles *user; | |
3312 | XIMStyles *xim; | |
3313 | { | |
3314 | int i, j; | |
3315 | ||
3316 | for (i = 0; i < user->count_styles; ++i) | |
3317 | for (j = 0; j < xim->count_styles; ++j) | |
3318 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3319 | return user->supported_styles[i]; | |
3320 | ||
3321 | /* Return the default style. */ | |
3322 | return XIMPreeditNothing | XIMStatusNothing; | |
3323 | } | |
3324 | ||
3325 | /* Create XIC for frame F. */ | |
3326 | ||
5df79d3d GM |
3327 | static XIMStyle xic_style; |
3328 | ||
5a7df7d7 GM |
3329 | void |
3330 | create_frame_xic (f) | |
3331 | struct frame *f; | |
3332 | { | |
5a7df7d7 GM |
3333 | XIM xim; |
3334 | XIC xic = NULL; | |
3335 | XFontSet xfs = NULL; | |
86779fac | 3336 | |
5a7df7d7 GM |
3337 | if (FRAME_XIC (f)) |
3338 | return; | |
3339 | ||
3340 | xim = FRAME_X_XIM (f); | |
3341 | if (xim) | |
3342 | { | |
d9d57cb2 DL |
3343 | XRectangle s_area; |
3344 | XPoint spot; | |
5a7df7d7 GM |
3345 | XVaNestedList preedit_attr; |
3346 | XVaNestedList status_attr; | |
3347 | char *base_fontname; | |
3348 | int fontset; | |
3349 | ||
d9d57cb2 DL |
3350 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3351 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3352 | /* Create X fontset. */ |
3353 | fontset = FRAME_FONTSET (f); | |
3354 | if (fontset < 0) | |
3355 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3356 | else | |
3357 | { | |
6ecb43ce KH |
3358 | /* Determine the base fontname from the ASCII font name of |
3359 | FONTSET. */ | |
3360 | char *ascii_font = (char *) XSTRING (fontset_ascii (fontset))->data; | |
3361 | char *p = ascii_font; | |
5a7df7d7 | 3362 | int i; |
6ecb43ce KH |
3363 | |
3364 | for (i = 0; *p; p++) | |
3365 | if (*p == '-') i++; | |
3366 | if (i != 14) | |
3367 | /* As the font name doesn't conform to XLFD, we can't | |
3368 | modify it to get a suitable base fontname for the | |
3369 | frame. */ | |
3370 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3371 | else | |
3372 | { | |
3373 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 3374 | char *p1 = NULL; |
6ecb43ce KH |
3375 | |
3376 | for (i = 0, p = ascii_font; i < 8; p++) | |
3377 | { | |
3378 | if (*p == '-') | |
3379 | { | |
3380 | i++; | |
3381 | if (i == 3) | |
3382 | p1 = p + 1; | |
3383 | } | |
3384 | } | |
3385 | base_fontname = (char *) alloca (len); | |
3386 | bzero (base_fontname, len); | |
3387 | strcpy (base_fontname, "-*-*-"); | |
3388 | bcopy (p1, base_fontname + 5, p - p1); | |
3389 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
3390 | } | |
5a7df7d7 GM |
3391 | } |
3392 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3393 | |
5a7df7d7 GM |
3394 | /* Determine XIC style. */ |
3395 | if (xic_style == 0) | |
3396 | { | |
3397 | XIMStyles supported_list; | |
3398 | supported_list.count_styles = (sizeof supported_xim_styles | |
3399 | / sizeof supported_xim_styles[0]); | |
3400 | supported_list.supported_styles = supported_xim_styles; | |
3401 | xic_style = best_xim_style (&supported_list, | |
3402 | FRAME_X_XIM_STYLES (f)); | |
3403 | } | |
86779fac | 3404 | |
5a7df7d7 GM |
3405 | preedit_attr = XVaCreateNestedList (0, |
3406 | XNFontSet, xfs, | |
3407 | XNForeground, | |
3408 | FRAME_FOREGROUND_PIXEL (f), | |
3409 | XNBackground, | |
3410 | FRAME_BACKGROUND_PIXEL (f), | |
3411 | (xic_style & XIMPreeditPosition | |
3412 | ? XNSpotLocation | |
3413 | : NULL), | |
3414 | &spot, | |
3415 | NULL); | |
3416 | status_attr = XVaCreateNestedList (0, | |
3417 | XNArea, | |
3418 | &s_area, | |
3419 | XNFontSet, | |
3420 | xfs, | |
3421 | XNForeground, | |
3422 | FRAME_FOREGROUND_PIXEL (f), | |
3423 | XNBackground, | |
3424 | FRAME_BACKGROUND_PIXEL (f), | |
3425 | NULL); | |
3426 | ||
3427 | xic = XCreateIC (xim, | |
3428 | XNInputStyle, xic_style, | |
3429 | XNClientWindow, FRAME_X_WINDOW(f), | |
3430 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3431 | XNStatusAttributes, status_attr, | |
3432 | XNPreeditAttributes, preedit_attr, | |
3433 | NULL); | |
3434 | XFree (preedit_attr); | |
3435 | XFree (status_attr); | |
3436 | } | |
3437 | ||
3438 | FRAME_XIC (f) = xic; | |
3439 | FRAME_XIC_STYLE (f) = xic_style; | |
3440 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
3441 | } |
3442 | ||
5a7df7d7 GM |
3443 | |
3444 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3445 | ||
3446 | void | |
3447 | free_frame_xic (f) | |
3448 | struct frame *f; | |
3449 | { | |
3450 | if (FRAME_XIC (f) == NULL) | |
3451 | return; | |
3452 | ||
3453 | XDestroyIC (FRAME_XIC (f)); | |
3454 | if (FRAME_XIC_FONTSET (f)) | |
3455 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3456 | ||
3457 | FRAME_XIC (f) = NULL; | |
3458 | FRAME_XIC_FONTSET (f) = NULL; | |
3459 | } | |
3460 | ||
3461 | ||
3462 | /* Place preedit area for XIC of window W's frame to specified | |
3463 | pixel position X/Y. X and Y are relative to window W. */ | |
3464 | ||
3465 | void | |
3466 | xic_set_preeditarea (w, x, y) | |
3467 | struct window *w; | |
3468 | int x, y; | |
3469 | { | |
3470 | struct frame *f = XFRAME (w->frame); | |
3471 | XVaNestedList attr; | |
3472 | XPoint spot; | |
3473 | ||
3474 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3475 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3476 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3477 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3478 | XFree (attr); | |
3479 | } | |
3480 | ||
3481 | ||
3482 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3483 | ||
3484 | void | |
3485 | xic_set_statusarea (f) | |
3486 | struct frame *f; | |
3487 | { | |
3488 | XIC xic = FRAME_XIC (f); | |
3489 | XVaNestedList attr; | |
3490 | XRectangle area; | |
3491 | XRectangle *needed; | |
3492 | ||
3493 | /* Negotiate geometry of status area. If input method has existing | |
3494 | status area, use its current size. */ | |
3495 | area.x = area.y = area.width = area.height = 0; | |
3496 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3497 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3498 | XFree (attr); | |
3499 | ||
3500 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3501 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3502 | XFree (attr); | |
3503 | ||
3504 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3505 | { | |
3506 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3507 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3508 | XFree (attr); | |
3509 | } | |
3510 | ||
3511 | area.width = needed->width; | |
3512 | area.height = needed->height; | |
3513 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3514 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3515 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3516 | XFree (needed); | |
3517 | ||
3518 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3519 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3520 | XFree (attr); | |
3521 | } | |
3522 | ||
3523 | ||
3524 | /* Set X fontset for XIC of frame F, using base font name | |
3525 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3526 | ||
3527 | void | |
3528 | xic_set_xfontset (f, base_fontname) | |
3529 | struct frame *f; | |
3530 | char *base_fontname; | |
3531 | { | |
3532 | XVaNestedList attr; | |
3533 | XFontSet xfs; | |
3534 | ||
3535 | xfs = xic_create_xfontset (f, base_fontname); | |
3536 | ||
3537 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3538 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3539 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3540 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3541 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3542 | XFree (attr); | |
3543 | ||
3544 | if (FRAME_XIC_FONTSET (f)) | |
3545 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3546 | FRAME_XIC_FONTSET (f) = xfs; | |
3547 | } | |
3548 | ||
3549 | #endif /* HAVE_X_I18N */ | |
3550 | ||
3551 | ||
9ef48a9d | 3552 | \f |
8fc2766b RS |
3553 | #ifdef USE_X_TOOLKIT |
3554 | ||
3555 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3556 | |
01f1ba30 | 3557 | static void |
a7f7d550 FP |
3558 | x_window (f, window_prompting, minibuffer_only) |
3559 | struct frame *f; | |
3560 | long window_prompting; | |
3561 | int minibuffer_only; | |
01f1ba30 | 3562 | { |
9ef48a9d | 3563 | XClassHint class_hints; |
31ac8d8c FP |
3564 | XSetWindowAttributes attributes; |
3565 | unsigned long attribute_mask; | |
9ef48a9d RS |
3566 | Widget shell_widget; |
3567 | Widget pane_widget; | |
6c32dd68 | 3568 | Widget frame_widget; |
9ef48a9d RS |
3569 | Arg al [25]; |
3570 | int ac; | |
3571 | ||
3572 | BLOCK_INPUT; | |
3573 | ||
b7975ee4 KH |
3574 | /* Use the resource name as the top-level widget name |
3575 | for looking up resources. Make a non-Lisp copy | |
3576 | for the window manager, so GC relocation won't bother it. | |
3577 | ||
3578 | Elsewhere we specify the window name for the window manager. */ | |
3579 | ||
cca176a0 | 3580 | { |
b7975ee4 KH |
3581 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3582 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3583 | strcpy (f->namebuf, str); |
3584 | } | |
9ef48a9d RS |
3585 | |
3586 | ac = 0; | |
3587 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3588 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3589 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3590 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
9b2956e2 GM |
3591 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3592 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3593 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 3594 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3595 | applicationShellWidgetClass, |
82c90203 | 3596 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3597 | |
7556890b | 3598 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3599 | /* maybe_set_screen_title_format (shell_widget); */ |
3600 | ||
6c32dd68 PR |
3601 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3602 | (widget_value *) NULL, | |
3603 | shell_widget, False, | |
3604 | (lw_callback) NULL, | |
3605 | (lw_callback) NULL, | |
b6e11efd | 3606 | (lw_callback) NULL, |
6c32dd68 | 3607 | (lw_callback) NULL); |
9ef48a9d | 3608 | |
9b2956e2 GM |
3609 | ac = 0; |
3610 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
3611 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3612 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3613 | XtSetValues (pane_widget, al, ac); | |
7556890b | 3614 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3615 | |
9ef48a9d | 3616 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3617 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3618 | |
3619 | ac = 0; | |
3620 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3621 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3622 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3623 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3624 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
3625 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3626 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3627 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3628 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
3629 | al, ac); | |
9ef48a9d | 3630 | |
7556890b | 3631 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3632 | |
6c32dd68 | 3633 | XtManageChild (frame_widget); |
a7f7d550 FP |
3634 | |
3635 | /* Do some needed geometry management. */ | |
3636 | { | |
3637 | int len; | |
3638 | char *tem, shell_position[32]; | |
3639 | Arg al[2]; | |
3640 | int ac = 0; | |
5031cc10 | 3641 | int extra_borders = 0; |
8fc2766b | 3642 | int menubar_size |
7556890b RS |
3643 | = (f->output_data.x->menubar_widget |
3644 | ? (f->output_data.x->menubar_widget->core.height | |
3645 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3646 | : 0); |
a7f7d550 | 3647 | |
f7008aff RS |
3648 | #if 0 /* Experimentally, we now get the right results |
3649 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3650 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3651 | { | |
dd254b21 | 3652 | Dimension ibw = 0; |
01cbdba5 RS |
3653 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3654 | menubar_size += ibw; | |
3655 | } | |
f7008aff | 3656 | #endif |
01cbdba5 | 3657 | |
7556890b | 3658 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3659 | |
440b0bfd | 3660 | #ifndef USE_LUCID |
5031cc10 KH |
3661 | /* Motif seems to need this amount added to the sizes |
3662 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3663 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3664 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3665 | &extra_borders, NULL); | |
3666 | extra_borders *= 2; | |
3667 | #endif | |
5031cc10 | 3668 | |
97787173 RS |
3669 | /* Convert our geometry parameters into a geometry string |
3670 | and specify it. | |
3671 | Note that we do not specify here whether the position | |
3672 | is a user-specified or program-specified one. | |
3673 | We pass that information later, in x_wm_set_size_hints. */ | |
3674 | { | |
7556890b | 3675 | int left = f->output_data.x->left_pos; |
97787173 | 3676 | int xneg = window_prompting & XNegative; |
7556890b | 3677 | int top = f->output_data.x->top_pos; |
97787173 RS |
3678 | int yneg = window_prompting & YNegative; |
3679 | if (xneg) | |
3680 | left = -left; | |
3681 | if (yneg) | |
3682 | top = -top; | |
c760f47e KH |
3683 | |
3684 | if (window_prompting & USPosition) | |
5031cc10 KH |
3685 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3686 | PIXEL_WIDTH (f) + extra_borders, | |
3687 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3688 | (xneg ? '-' : '+'), left, |
3689 | (yneg ? '-' : '+'), top); | |
3690 | else | |
5031cc10 KH |
3691 | sprintf (shell_position, "=%dx%d", |
3692 | PIXEL_WIDTH (f) + extra_borders, | |
3693 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3694 | } |
3695 | ||
a7f7d550 | 3696 | len = strlen (shell_position) + 1; |
77110caa RS |
3697 | /* We don't free this because we don't know whether |
3698 | it is safe to free it while the frame exists. | |
3699 | It isn't worth the trouble of arranging to free it | |
3700 | when the frame is deleted. */ | |
a7f7d550 FP |
3701 | tem = (char *) xmalloc (len); |
3702 | strncpy (tem, shell_position, len); | |
3703 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3704 | XtSetValues (shell_widget, al, ac); | |
3705 | } | |
3706 | ||
9ef48a9d RS |
3707 | XtManageChild (pane_widget); |
3708 | XtRealizeWidget (shell_widget); | |
3709 | ||
6c32dd68 | 3710 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3711 | |
3712 | validate_x_resource_name (); | |
b7975ee4 | 3713 | |
9ef48a9d | 3714 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3715 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3716 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3717 | |
3718 | #ifdef HAVE_X_I18N | |
3719 | FRAME_XIC (f) = NULL; | |
4bd777b8 | 3720 | #ifdef USE_XIM |
5a7df7d7 | 3721 | create_frame_xic (f); |
4bd777b8 | 3722 | #endif |
5a7df7d7 | 3723 | #endif |
64d16748 | 3724 | |
7556890b RS |
3725 | f->output_data.x->wm_hints.input = True; |
3726 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3727 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3728 | &f->output_data.x->wm_hints); |
b8228beb | 3729 | |
c4ec904f | 3730 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3731 | |
6c32dd68 PR |
3732 | #ifdef HACK_EDITRES |
3733 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3734 | #endif | |
3735 | ||
9ef48a9d | 3736 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3737 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3738 | be initialized to something relevant to the time we created the window. |
3739 | */ | |
6c32dd68 | 3740 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3741 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3742 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3743 | (unsigned char*) NULL, 0); |
3744 | ||
5a7df7d7 | 3745 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3746 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3747 | |
3748 | #ifdef HAVE_X_I18N | |
3749 | if (FRAME_XIC (f)) | |
3750 | { | |
3751 | /* XIM server might require some X events. */ | |
3752 | unsigned long fevent = NoEventMask; | |
3753 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3754 | attributes.event_mask |= fevent; | |
3755 | } | |
3756 | #endif /* HAVE_X_I18N */ | |
3757 | ||
31ac8d8c FP |
3758 | attribute_mask = CWEventMask; |
3759 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3760 | attribute_mask, &attributes); | |
3761 | ||
6c32dd68 | 3762 | XtMapWidget (frame_widget); |
9ef48a9d | 3763 | |
8fc2766b RS |
3764 | /* x_set_name normally ignores requests to set the name if the |
3765 | requested name is the same as the current name. This is the one | |
3766 | place where that assumption isn't correct; f->name is set, but | |
3767 | the X server hasn't been told. */ | |
3768 | { | |
3769 | Lisp_Object name; | |
3770 | int explicit = f->explicit_name; | |
3771 | ||
3772 | f->explicit_name = 0; | |
3773 | name = f->name; | |
3774 | f->name = Qnil; | |
3775 | x_set_name (f, name, explicit); | |
3776 | } | |
3777 | ||
b9dc4443 | 3778 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3779 | f->output_data.x->text_cursor); |
8fc2766b RS |
3780 | |
3781 | UNBLOCK_INPUT; | |
3782 | ||
495fa05e GM |
3783 | /* This is a no-op, except under Motif. Make sure main areas are |
3784 | set to something reasonable, in case we get an error later. */ | |
3785 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3786 | } |
3787 | ||
9ef48a9d RS |
3788 | #else /* not USE_X_TOOLKIT */ |
3789 | ||
8fc2766b RS |
3790 | /* Create and set up the X window for frame F. */ |
3791 | ||
201d8c78 | 3792 | void |
8fc2766b RS |
3793 | x_window (f) |
3794 | struct frame *f; | |
3795 | ||
3796 | { | |
3797 | XClassHint class_hints; | |
3798 | XSetWindowAttributes attributes; | |
3799 | unsigned long attribute_mask; | |
3800 | ||
7556890b RS |
3801 | attributes.background_pixel = f->output_data.x->background_pixel; |
3802 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3803 | attributes.bit_gravity = StaticGravity; |
3804 | attributes.backing_store = NotUseful; | |
3805 | attributes.save_under = True; | |
3806 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
3807 | attributes.colormap = FRAME_X_COLORMAP (f); |
3808 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
3809 | | CWColormap); | |
01f1ba30 JB |
3810 | |
3811 | BLOCK_INPUT; | |
fe24a618 | 3812 | FRAME_X_WINDOW (f) |
b9dc4443 | 3813 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
3814 | f->output_data.x->parent_desc, |
3815 | f->output_data.x->left_pos, | |
3816 | f->output_data.x->top_pos, | |
f676886a | 3817 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 3818 | f->output_data.x->border_width, |
01f1ba30 JB |
3819 | CopyFromParent, /* depth */ |
3820 | InputOutput, /* class */ | |
383d6ffc | 3821 | FRAME_X_VISUAL (f), |
01f1ba30 | 3822 | attribute_mask, &attributes); |
5a7df7d7 GM |
3823 | |
3824 | #ifdef HAVE_X_I18N | |
4bd777b8 | 3825 | #ifdef USE_XIM |
5a7df7d7 GM |
3826 | create_frame_xic (f); |
3827 | if (FRAME_XIC (f)) | |
3828 | { | |
3829 | /* XIM server might require some X events. */ | |
3830 | unsigned long fevent = NoEventMask; | |
3831 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3832 | attributes.event_mask |= fevent; | |
3833 | attribute_mask = CWEventMask; | |
3834 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3835 | attribute_mask, &attributes); | |
3836 | } | |
4bd777b8 | 3837 | #endif |
5a7df7d7 GM |
3838 | #endif /* HAVE_X_I18N */ |
3839 | ||
d387c960 | 3840 | validate_x_resource_name (); |
b7975ee4 | 3841 | |
d387c960 | 3842 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3843 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3844 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 3845 | |
00983aba KH |
3846 | /* The menubar is part of the ordinary display; |
3847 | it does not count in addition to the height of the window. */ | |
7556890b | 3848 | f->output_data.x->menubar_height = 0; |
00983aba | 3849 | |
179956b9 JB |
3850 | /* This indicates that we use the "Passive Input" input model. |
3851 | Unless we do this, we don't get the Focus{In,Out} events that we | |
3852 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 3853 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 3854 | |
7556890b RS |
3855 | f->output_data.x->wm_hints.input = True; |
3856 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3857 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3858 | &f->output_data.x->wm_hints); |
6d078211 | 3859 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 3860 | |
032e4ebe RS |
3861 | /* Request "save yourself" and "delete window" commands from wm. */ |
3862 | { | |
3863 | Atom protocols[2]; | |
b9dc4443 RS |
3864 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
3865 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
3866 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 3867 | } |
9ef48a9d | 3868 | |
e373f201 JB |
3869 | /* x_set_name normally ignores requests to set the name if the |
3870 | requested name is the same as the current name. This is the one | |
3871 | place where that assumption isn't correct; f->name is set, but | |
3872 | the X server hasn't been told. */ | |
3873 | { | |
98381190 | 3874 | Lisp_Object name; |
cf177271 | 3875 | int explicit = f->explicit_name; |
e373f201 | 3876 | |
cf177271 | 3877 | f->explicit_name = 0; |
98381190 KH |
3878 | name = f->name; |
3879 | f->name = Qnil; | |
cf177271 | 3880 | x_set_name (f, name, explicit); |
e373f201 JB |
3881 | } |
3882 | ||
b9dc4443 | 3883 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3884 | f->output_data.x->text_cursor); |
9ef48a9d | 3885 | |
01f1ba30 JB |
3886 | UNBLOCK_INPUT; |
3887 | ||
fe24a618 | 3888 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 3889 | error ("Unable to create window"); |
01f1ba30 JB |
3890 | } |
3891 | ||
8fc2766b RS |
3892 | #endif /* not USE_X_TOOLKIT */ |
3893 | ||
01f1ba30 JB |
3894 | /* Handle the icon stuff for this window. Perhaps later we might |
3895 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 3896 | well. */ |
01f1ba30 JB |
3897 | |
3898 | static void | |
f676886a JB |
3899 | x_icon (f, parms) |
3900 | struct frame *f; | |
01f1ba30 JB |
3901 | Lisp_Object parms; |
3902 | { | |
f9942c9e | 3903 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 3904 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3905 | |
3906 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 3907 | icons in an icon window. */ |
333b20bb GM |
3908 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
3909 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 3910 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 3911 | { |
f9942c9e JB |
3912 | CHECK_NUMBER (icon_x, 0); |
3913 | CHECK_NUMBER (icon_y, 0); | |
01f1ba30 | 3914 | } |
f9942c9e | 3915 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 3916 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 3917 | |
f9942c9e JB |
3918 | BLOCK_INPUT; |
3919 | ||
fe24a618 JB |
3920 | if (! EQ (icon_x, Qunbound)) |
3921 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 3922 | |
01f1ba30 | 3923 | /* Start up iconic or window? */ |
49795535 | 3924 | x_wm_set_window_state |
333b20bb GM |
3925 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
3926 | Qicon) | |
49795535 JB |
3927 | ? IconicState |
3928 | : NormalState)); | |
01f1ba30 | 3929 | |
f468da95 RS |
3930 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
3931 | ? f->icon_name | |
3932 | : f->name))->data); | |
80534dd6 | 3933 | |
01f1ba30 JB |
3934 | UNBLOCK_INPUT; |
3935 | } | |
3936 | ||
b243755a | 3937 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
3938 | background, border and mouse colors; also create the |
3939 | mouse cursor and the gray border tile. */ | |
3940 | ||
f945b920 JB |
3941 | static char cursor_bits[] = |
3942 | { | |
3943 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3944 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3945 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3946 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
3947 | }; | |
3948 | ||
01f1ba30 | 3949 | static void |
f676886a JB |
3950 | x_make_gc (f) |
3951 | struct frame *f; | |
01f1ba30 JB |
3952 | { |
3953 | XGCValues gc_values; | |
01f1ba30 | 3954 | |
6afb1d07 JB |
3955 | BLOCK_INPUT; |
3956 | ||
b243755a | 3957 | /* Create the GCs of this frame. |
9ef48a9d | 3958 | Note that many default values are used. */ |
01f1ba30 JB |
3959 | |
3960 | /* Normal video */ | |
7556890b RS |
3961 | gc_values.font = f->output_data.x->font->fid; |
3962 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
3963 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 3964 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
959e647d GM |
3965 | f->output_data.x->normal_gc |
3966 | = XCreateGC (FRAME_X_DISPLAY (f), | |
3967 | FRAME_X_WINDOW (f), | |
3968 | GCLineWidth | GCFont | GCForeground | GCBackground, | |
3969 | &gc_values); | |
01f1ba30 | 3970 | |
b9dc4443 | 3971 | /* Reverse video style. */ |
7556890b RS |
3972 | gc_values.foreground = f->output_data.x->background_pixel; |
3973 | gc_values.background = f->output_data.x->foreground_pixel; | |
959e647d GM |
3974 | f->output_data.x->reverse_gc |
3975 | = XCreateGC (FRAME_X_DISPLAY (f), | |
3976 | FRAME_X_WINDOW (f), | |
3977 | GCFont | GCForeground | GCBackground | GCLineWidth, | |
3978 | &gc_values); | |
01f1ba30 | 3979 | |
9ef48a9d | 3980 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
3981 | gc_values.foreground = f->output_data.x->background_pixel; |
3982 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
3983 | gc_values.fill_style = FillOpaqueStippled; |
3984 | gc_values.stipple | |
b9dc4443 RS |
3985 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
3986 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 3987 | cursor_bits, 16, 16); |
7556890b | 3988 | f->output_data.x->cursor_gc |
b9dc4443 | 3989 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 3990 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 3991 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
3992 | &gc_values); |
3993 | ||
333b20bb GM |
3994 | /* Reliefs. */ |
3995 | f->output_data.x->white_relief.gc = 0; | |
3996 | f->output_data.x->black_relief.gc = 0; | |
3997 | ||
01f1ba30 | 3998 | /* Create the gray border tile used when the pointer is not in |
f676886a | 3999 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 4000 | this must be done on a per-frame basis. */ |
7556890b | 4001 | f->output_data.x->border_tile |
d043f1a4 | 4002 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 4003 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 4004 | gray_bits, gray_width, gray_height, |
7556890b RS |
4005 | f->output_data.x->foreground_pixel, |
4006 | f->output_data.x->background_pixel, | |
ab452f99 | 4007 | DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)))); |
6afb1d07 JB |
4008 | |
4009 | UNBLOCK_INPUT; | |
01f1ba30 | 4010 | } |
01f1ba30 | 4011 | |
959e647d GM |
4012 | |
4013 | /* Free what was was allocated in x_make_gc. */ | |
4014 | ||
4015 | void | |
4016 | x_free_gcs (f) | |
4017 | struct frame *f; | |
4018 | { | |
4019 | Display *dpy = FRAME_X_DISPLAY (f); | |
4020 | ||
4021 | BLOCK_INPUT; | |
4022 | ||
4023 | if (f->output_data.x->normal_gc) | |
4024 | { | |
4025 | XFreeGC (dpy, f->output_data.x->normal_gc); | |
4026 | f->output_data.x->normal_gc = 0; | |
4027 | } | |
4028 | ||
4029 | if (f->output_data.x->reverse_gc) | |
4030 | { | |
4031 | XFreeGC (dpy, f->output_data.x->reverse_gc); | |
4032 | f->output_data.x->reverse_gc = 0; | |
4033 | } | |
4034 | ||
4035 | if (f->output_data.x->cursor_gc) | |
4036 | { | |
4037 | XFreeGC (dpy, f->output_data.x->cursor_gc); | |
4038 | f->output_data.x->cursor_gc = 0; | |
4039 | } | |
4040 | ||
4041 | if (f->output_data.x->border_tile) | |
4042 | { | |
4043 | XFreePixmap (dpy, f->output_data.x->border_tile); | |
4044 | f->output_data.x->border_tile = 0; | |
4045 | } | |
4046 | ||
4047 | UNBLOCK_INPUT; | |
4048 | } | |
4049 | ||
4050 | ||
eaf1eea9 GM |
4051 | /* Handler for signals raised during x_create_frame and |
4052 | x_create_top_frame. FRAME is the frame which is partially | |
4053 | constructed. */ | |
4054 | ||
4055 | static Lisp_Object | |
4056 | unwind_create_frame (frame) | |
4057 | Lisp_Object frame; | |
4058 | { | |
4059 | struct frame *f = XFRAME (frame); | |
4060 | ||
4061 | /* If frame is ``official'', nothing to do. */ | |
4062 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
4063 | { | |
f1d2ce7f | 4064 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4065 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
4066 | #endif | |
4067 | ||
4068 | x_free_frame_resources (f); | |
4069 | ||
4070 | /* Check that reference counts are indeed correct. */ | |
4071 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
4072 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a | 4073 | return Qt; |
eaf1eea9 GM |
4074 | } |
4075 | ||
4076 | return Qnil; | |
4077 | } | |
4078 | ||
4079 | ||
f676886a | 4080 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 4081 | 1, 1, 0, |
f676886a | 4082 | "Make a new X window, which is called a \"frame\" in Emacs terms.\n\ |
08a90d6a | 4083 | Returns an Emacs frame object.\n\ |
f676886a JB |
4084 | ALIST is an alist of frame parameters.\n\ |
4085 | If the parameters specify that the frame should not have a minibuffer,\n\ | |
e22d6b02 | 4086 | and do not specify a specific minibuffer window to use,\n\ |
f676886a | 4087 | then `default-minibuffer-frame' must be a frame whose minibuffer can\n\ |
08a90d6a RS |
4088 | be shared by the new frame.\n\ |
4089 | \n\ | |
4090 | This function is an internal primitive--use `make-frame' instead.") | |
01f1ba30 JB |
4091 | (parms) |
4092 | Lisp_Object parms; | |
4093 | { | |
f676886a | 4094 | struct frame *f; |
2365c027 | 4095 | Lisp_Object frame, tem; |
01f1ba30 JB |
4096 | Lisp_Object name; |
4097 | int minibuffer_only = 0; | |
4098 | long window_prompting = 0; | |
4099 | int width, height; | |
eaf1eea9 | 4100 | int count = BINDING_STACK_SIZE (); |
ecaca587 | 4101 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 4102 | Lisp_Object display; |
333b20bb | 4103 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 4104 | Lisp_Object parent; |
e557f19d | 4105 | struct kboard *kb; |
01f1ba30 | 4106 | |
11ae94fe | 4107 | check_x (); |
01f1ba30 | 4108 | |
b7975ee4 KH |
4109 | /* Use this general default value to start with |
4110 | until we know if this frame has a specified name. */ | |
4111 | Vx_resource_name = Vinvocation_name; | |
4112 | ||
333b20bb | 4113 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
4114 | if (EQ (display, Qunbound)) |
4115 | display = Qnil; | |
4116 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
4117 | #ifdef MULTI_KBOARD |
4118 | kb = dpyinfo->kboard; | |
4119 | #else | |
4120 | kb = &the_only_kboard; | |
4121 | #endif | |
b9dc4443 | 4122 | |
333b20bb | 4123 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 4124 | if (!STRINGP (name) |
cf177271 JB |
4125 | && ! EQ (name, Qunbound) |
4126 | && ! NILP (name)) | |
08a90d6a | 4127 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 4128 | |
b7975ee4 KH |
4129 | if (STRINGP (name)) |
4130 | Vx_resource_name = name; | |
4131 | ||
a59e4f3d | 4132 | /* See if parent window is specified. */ |
333b20bb | 4133 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
4134 | if (EQ (parent, Qunbound)) |
4135 | parent = Qnil; | |
4136 | if (! NILP (parent)) | |
4137 | CHECK_NUMBER (parent, 0); | |
4138 | ||
ecaca587 RS |
4139 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
4140 | /* No need to protect DISPLAY because that's not used after passing | |
4141 | it to make_frame_without_minibuffer. */ | |
4142 | frame = Qnil; | |
4143 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
4144 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
4145 | RES_TYPE_SYMBOL); | |
f9942c9e | 4146 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 4147 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 4148 | else if (EQ (tem, Qonly)) |
01f1ba30 | 4149 | { |
f676886a | 4150 | f = make_minibuffer_frame (); |
01f1ba30 JB |
4151 | minibuffer_only = 1; |
4152 | } | |
6a5e54e2 | 4153 | else if (WINDOWP (tem)) |
2526c290 | 4154 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
4155 | else |
4156 | f = make_frame (1); | |
01f1ba30 | 4157 | |
ecaca587 RS |
4158 | XSETFRAME (frame, f); |
4159 | ||
a3c87d4e JB |
4160 | /* Note that X Windows does support scroll bars. */ |
4161 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 4162 | |
08a90d6a | 4163 | f->output_method = output_x_window; |
7556890b RS |
4164 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
4165 | bzero (f->output_data.x, sizeof (struct x_output)); | |
4166 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 4167 | f->output_data.x->fontset = -1; |
333b20bb GM |
4168 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
4169 | f->output_data.x->scroll_bar_background_pixel = -1; | |
eaf1eea9 | 4170 | record_unwind_protect (unwind_create_frame, frame); |
08a90d6a | 4171 | |
f468da95 | 4172 | f->icon_name |
333b20bb GM |
4173 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
4174 | RES_TYPE_STRING); | |
f468da95 RS |
4175 | if (! STRINGP (f->icon_name)) |
4176 | f->icon_name = Qnil; | |
80534dd6 | 4177 | |
08a90d6a | 4178 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
f1d2ce7f | 4179 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4180 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
4181 | dpyinfo_refcount = dpyinfo->reference_count; | |
4182 | #endif /* GLYPH_DEBUG */ | |
73410c76 | 4183 | #ifdef MULTI_KBOARD |
e557f19d | 4184 | FRAME_KBOARD (f) = kb; |
73410c76 | 4185 | #endif |
08a90d6a | 4186 | |
9b2956e2 GM |
4187 | /* These colors will be set anyway later, but it's important |
4188 | to get the color reference counts right, so initialize them! */ | |
4189 | { | |
4190 | Lisp_Object black; | |
4191 | struct gcpro gcpro1; | |
cefecbcf GM |
4192 | |
4193 | /* Function x_decode_color can signal an error. Make | |
4194 | sure to initialize color slots so that we won't try | |
4195 | to free colors we haven't allocated. */ | |
4196 | f->output_data.x->foreground_pixel = -1; | |
4197 | f->output_data.x->background_pixel = -1; | |
4198 | f->output_data.x->cursor_pixel = -1; | |
4199 | f->output_data.x->cursor_foreground_pixel = -1; | |
4200 | f->output_data.x->border_pixel = -1; | |
4201 | f->output_data.x->mouse_pixel = -1; | |
9b2956e2 GM |
4202 | |
4203 | black = build_string ("black"); | |
4204 | GCPRO1 (black); | |
4205 | f->output_data.x->foreground_pixel | |
4206 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4207 | f->output_data.x->background_pixel | |
4208 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4209 | f->output_data.x->cursor_pixel | |
4210 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4211 | f->output_data.x->cursor_foreground_pixel | |
4212 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4213 | f->output_data.x->border_pixel | |
4214 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4215 | f->output_data.x->mouse_pixel | |
4216 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4217 | UNGCPRO; | |
4218 | } | |
4219 | ||
a59e4f3d RS |
4220 | /* Specify the parent under which to make this X window. */ |
4221 | ||
4222 | if (!NILP (parent)) | |
4223 | { | |
8c239ac3 | 4224 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 4225 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
4226 | } |
4227 | else | |
4228 | { | |
7556890b RS |
4229 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
4230 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
4231 | } |
4232 | ||
cf177271 JB |
4233 | /* Set the name; the functions to which we pass f expect the name to |
4234 | be set. */ | |
4235 | if (EQ (name, Qunbound) || NILP (name)) | |
4236 | { | |
08a90d6a | 4237 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
4238 | f->explicit_name = 0; |
4239 | } | |
4240 | else | |
4241 | { | |
4242 | f->name = name; | |
4243 | f->explicit_name = 1; | |
9ef48a9d RS |
4244 | /* use the frame's title when getting resources for this frame. */ |
4245 | specbind (Qx_resource_name, name); | |
cf177271 | 4246 | } |
01f1ba30 | 4247 | |
01f1ba30 JB |
4248 | /* Extract the window parameters from the supplied values |
4249 | that are needed to determine window geometry. */ | |
d387c960 JB |
4250 | { |
4251 | Lisp_Object font; | |
4252 | ||
333b20bb | 4253 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 4254 | |
6817eab4 | 4255 | BLOCK_INPUT; |
e5e548e3 RS |
4256 | /* First, try whatever font the caller has specified. */ |
4257 | if (STRINGP (font)) | |
942ea06d | 4258 | { |
49965a29 | 4259 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
4260 | if (STRINGP (tem)) |
4261 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
4262 | else |
4263 | font = x_new_font (f, XSTRING (font)->data); | |
4264 | } | |
333b20bb | 4265 | |
e5e548e3 | 4266 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
4267 | if (!STRINGP (font)) |
4268 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 4269 | if (!STRINGP (font)) |
a6ac02af | 4270 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 4271 | if (! STRINGP (font)) |
a6ac02af | 4272 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
4273 | if (! STRINGP (font)) |
4274 | /* This was formerly the first thing tried, but it finds too many fonts | |
4275 | and takes too long. */ | |
4276 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
4277 | /* If those didn't work, look for something which will at least work. */ | |
4278 | if (! STRINGP (font)) | |
a6ac02af | 4279 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
4280 | UNBLOCK_INPUT; |
4281 | if (! STRINGP (font)) | |
e5e548e3 RS |
4282 | font = build_string ("fixed"); |
4283 | ||
477f8642 | 4284 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 4285 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 4286 | } |
9ef48a9d | 4287 | |
e3881aa0 | 4288 | #ifdef USE_LUCID |
82c90203 RS |
4289 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
4290 | whereby it fails to get any font. */ | |
7556890b | 4291 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 4292 | #endif |
82c90203 | 4293 | |
cf177271 | 4294 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
4295 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
4296 | ||
ddf768c3 JB |
4297 | /* This defaults to 2 in order to match xterm. We recognize either |
4298 | internalBorderWidth or internalBorder (which is what xterm calls | |
4299 | it). */ | |
4300 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4301 | { | |
4302 | Lisp_Object value; | |
4303 | ||
abb4b7ec | 4304 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 4305 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
4306 | if (! EQ (value, Qunbound)) |
4307 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4308 | parms); | |
4309 | } | |
dca97592 | 4310 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
4311 | "internalBorderWidth", "internalBorderWidth", |
4312 | RES_TYPE_NUMBER); | |
1ab3d87e | 4313 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
4314 | "verticalScrollBars", "ScrollBars", |
4315 | RES_TYPE_SYMBOL); | |
01f1ba30 | 4316 | |
b9dc4443 | 4317 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 4318 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4319 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4320 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4321 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4322 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4323 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4324 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4325 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4326 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4327 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4328 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4329 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
4330 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
4331 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
333b20bb GM |
4332 | |
4333 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4334 | "scrollBarForeground", | |
4335 | "ScrollBarForeground", 1); | |
4336 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4337 | "scrollBarBackground", | |
4338 | "ScrollBarBackground", 0); | |
4339 | ||
4340 | /* Init faces before x_default_parameter is called for scroll-bar | |
4341 | parameters because that function calls x_set_scroll_bar_width, | |
4342 | which calls change_frame_size, which calls Fset_window_buffer, | |
4343 | which runs hooks, which call Fvertical_motion. At the end, we | |
4344 | end up in init_iterator with a null face cache, which should not | |
4345 | happen. */ | |
4346 | init_frame_faces (f); | |
4347 | ||
c7bcb20d | 4348 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4349 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
e33455ca | 4350 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
333b20bb | 4351 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4352 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4353 | "bufferPredicate", "BufferPredicate", |
4354 | RES_TYPE_SYMBOL); | |
c2304e02 | 4355 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4356 | "title", "Title", RES_TYPE_STRING); |
ea0a1f53 GM |
4357 | x_default_parameter (f, parms, Qwait_for_wm, Qt, |
4358 | "waitForWM", "WaitForWM", RES_TYPE_BOOLEAN); | |
90eb1019 | 4359 | |
7556890b | 4360 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
35f59f6b GM |
4361 | |
4362 | /* Add the tool-bar height to the initial frame height so that the | |
4363 | user gets a text display area of the size he specified with -g or | |
4364 | via .Xdefaults. Later changes of the tool-bar height don't | |
4365 | change the frame size. This is done so that users can create | |
4366 | tall Emacs frames without having to guess how tall the tool-bar | |
4367 | will get. */ | |
4368 | if (FRAME_TOOL_BAR_LINES (f)) | |
4369 | { | |
4370 | int margin, relief, bar_height; | |
4371 | ||
4372 | relief = (tool_bar_button_relief > 0 | |
4373 | ? tool_bar_button_relief | |
4374 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
4375 | ||
4376 | if (INTEGERP (Vtool_bar_button_margin) | |
4377 | && XINT (Vtool_bar_button_margin) > 0) | |
4378 | margin = XFASTINT (Vtool_bar_button_margin); | |
4379 | else if (CONSP (Vtool_bar_button_margin) | |
4380 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
4381 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
4382 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
4383 | else | |
4384 | margin = 0; | |
4385 | ||
4386 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; | |
4387 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
4388 | } | |
4389 | ||
4390 | /* Compute the size of the X window. */ | |
f676886a | 4391 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4392 | |
f83f10ba | 4393 | if (window_prompting & XNegative) |
2365c027 | 4394 | { |
f83f10ba | 4395 | if (window_prompting & YNegative) |
7556890b | 4396 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4397 | else |
7556890b | 4398 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4399 | } |
4400 | else | |
4401 | { | |
4402 | if (window_prompting & YNegative) | |
7556890b | 4403 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4404 | else |
7556890b | 4405 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4406 | } |
4407 | ||
7556890b | 4408 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4409 | |
495fa05e GM |
4410 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4411 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4412 | ||
6a1bcd01 | 4413 | /* Create the X widget or window. */ |
a7f7d550 FP |
4414 | #ifdef USE_X_TOOLKIT |
4415 | x_window (f, window_prompting, minibuffer_only); | |
4416 | #else | |
f676886a | 4417 | x_window (f); |
a7f7d550 | 4418 | #endif |
495fa05e | 4419 | |
f676886a JB |
4420 | x_icon (f, parms); |
4421 | x_make_gc (f); | |
01f1ba30 | 4422 | |
495fa05e GM |
4423 | /* Now consider the frame official. */ |
4424 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4425 | Vframe_list = Fcons (frame, Vframe_list); | |
4426 | ||
f9942c9e JB |
4427 | /* We need to do this after creating the X window, so that the |
4428 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4429 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4430 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4431 | |
cf177271 | 4432 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4433 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4434 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4435 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4436 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4437 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4438 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4439 | "scrollBarWidth", "ScrollBarWidth", | |
4440 | RES_TYPE_NUMBER); | |
f9942c9e | 4441 | |
f676886a | 4442 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4443 | Change will not be effected unless different from the current |
b9dc4443 | 4444 | f->height. */ |
f676886a JB |
4445 | width = f->width; |
4446 | height = f->height; | |
6a1bcd01 | 4447 | |
1ab3d87e RS |
4448 | f->height = 0; |
4449 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4450 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4451 | |
4a967a9b GM |
4452 | /* Set up faces after all frame parameters are known. This call |
4453 | also merges in face attributes specified for new frames. If we | |
4454 | don't do this, the `menu' face for instance won't have the right | |
4455 | colors, and the menu bar won't appear in the specified colors for | |
4456 | new frames. */ | |
4457 | call1 (Qface_set_after_frame_default, frame); | |
4458 | ||
495fa05e GM |
4459 | #ifdef USE_X_TOOLKIT |
4460 | /* Create the menu bar. */ | |
4461 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4462 | { | |
4463 | /* If this signals an error, we haven't set size hints for the | |
4464 | frame and we didn't make it visible. */ | |
4465 | initialize_frame_menubar (f); | |
4466 | ||
4467 | /* This is a no-op, except under Motif where it arranges the | |
4468 | main window for the widgets on it. */ | |
4469 | lw_set_main_areas (f->output_data.x->column_widget, | |
4470 | f->output_data.x->menubar_widget, | |
4471 | f->output_data.x->edit_widget); | |
4472 | } | |
4473 | #endif /* USE_X_TOOLKIT */ | |
4474 | ||
4475 | /* Tell the server what size and position, etc, we want, and how | |
4476 | badly we want them. This should be done after we have the menu | |
4477 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4478 | BLOCK_INPUT; |
7989f084 | 4479 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4480 | UNBLOCK_INPUT; |
4481 | ||
495fa05e GM |
4482 | /* Make the window appear on the frame and enable display, unless |
4483 | the caller says not to. However, with explicit parent, Emacs | |
4484 | cannot control visibility, so don't try. */ | |
7556890b | 4485 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4486 | { |
4487 | Lisp_Object visibility; | |
49795535 | 4488 | |
333b20bb GM |
4489 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4490 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4491 | if (EQ (visibility, Qunbound)) |
4492 | visibility = Qt; | |
49795535 | 4493 | |
a59e4f3d RS |
4494 | if (EQ (visibility, Qicon)) |
4495 | x_iconify_frame (f); | |
4496 | else if (! NILP (visibility)) | |
4497 | x_make_frame_visible (f); | |
4498 | else | |
4499 | /* Must have been Qnil. */ | |
4500 | ; | |
4501 | } | |
01f1ba30 | 4502 | |
495fa05e | 4503 | UNGCPRO; |
9e57df62 GM |
4504 | |
4505 | /* Make sure windows on this frame appear in calls to next-window | |
4506 | and similar functions. */ | |
4507 | Vwindow_list = Qnil; | |
4508 | ||
9ef48a9d | 4509 | return unbind_to (count, frame); |
01f1ba30 JB |
4510 | } |
4511 | ||
eaf1eea9 | 4512 | |
0d17d282 KH |
4513 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4514 | display info directly because we're called from frame.c, which doesn't | |
4515 | know about that structure. */ | |
e4f79258 | 4516 | |
87498171 | 4517 | Lisp_Object |
0d17d282 KH |
4518 | x_get_focus_frame (frame) |
4519 | struct frame *frame; | |
87498171 | 4520 | { |
0d17d282 | 4521 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4522 | Lisp_Object xfocus; |
0d17d282 | 4523 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4524 | return Qnil; |
4525 | ||
0d17d282 | 4526 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4527 | return xfocus; |
4528 | } | |
f0614854 | 4529 | |
3decc1e7 GM |
4530 | |
4531 | /* In certain situations, when the window manager follows a | |
4532 | click-to-focus policy, there seems to be no way around calling | |
4533 | XSetInputFocus to give another frame the input focus . | |
4534 | ||
4535 | In an ideal world, XSetInputFocus should generally be avoided so | |
4536 | that applications don't interfere with the window manager's focus | |
4537 | policy. But I think it's okay to use when it's clearly done | |
4538 | following a user-command. */ | |
4539 | ||
4540 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
4541 | "Set the input focus to FRAME.\n\ | |
4542 | FRAME nil means use the selected frame.") | |
4543 | (frame) | |
4544 | Lisp_Object frame; | |
4545 | { | |
4546 | struct frame *f = check_x_frame (frame); | |
4547 | Display *dpy = FRAME_X_DISPLAY (f); | |
4548 | int count; | |
4549 | ||
4550 | BLOCK_INPUT; | |
4551 | count = x_catch_errors (dpy); | |
4552 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4553 | RevertToParent, CurrentTime); | |
4554 | x_uncatch_errors (dpy, count); | |
4555 | UNBLOCK_INPUT; | |
4556 | ||
4557 | return Qnil; | |
4558 | } | |
4559 | ||
f0614854 | 4560 | \f |
2d764c78 EZ |
4561 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
4562 | "Internal function called by `color-defined-p', which see.") | |
b9dc4443 RS |
4563 | (color, frame) |
4564 | Lisp_Object color, frame; | |
e12d55b2 | 4565 | { |
b9dc4443 RS |
4566 | XColor foo; |
4567 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4568 | |
b9dc4443 RS |
4569 | CHECK_STRING (color, 1); |
4570 | ||
2d764c78 | 4571 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4572 | return Qt; |
4573 | else | |
4574 | return Qnil; | |
4575 | } | |
4576 | ||
2d764c78 EZ |
4577 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
4578 | "Internal function called by `color-values', which see.") | |
b9dc4443 RS |
4579 | (color, frame) |
4580 | Lisp_Object color, frame; | |
01f1ba30 | 4581 | { |
b9dc4443 RS |
4582 | XColor foo; |
4583 | FRAME_PTR f = check_x_frame (frame); | |
4584 | ||
4585 | CHECK_STRING (color, 1); | |
01f1ba30 | 4586 | |
2d764c78 | 4587 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4588 | { |
4589 | Lisp_Object rgb[3]; | |
4590 | ||
4591 | rgb[0] = make_number (foo.red); | |
4592 | rgb[1] = make_number (foo.green); | |
4593 | rgb[2] = make_number (foo.blue); | |
4594 | return Flist (3, rgb); | |
4595 | } | |
01f1ba30 JB |
4596 | else |
4597 | return Qnil; | |
4598 | } | |
4599 | ||
2d764c78 EZ |
4600 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
4601 | "Internal function called by `display-color-p', which see.") | |
08a90d6a RS |
4602 | (display) |
4603 | Lisp_Object display; | |
01f1ba30 | 4604 | { |
08a90d6a | 4605 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4606 | |
b9dc4443 | 4607 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4608 | return Qnil; |
4609 | ||
b9dc4443 | 4610 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4611 | { |
4612 | case StaticColor: | |
4613 | case PseudoColor: | |
4614 | case TrueColor: | |
4615 | case DirectColor: | |
4616 | return Qt; | |
4617 | ||
4618 | default: | |
4619 | return Qnil; | |
4620 | } | |
4621 | } | |
4622 | ||
d0c9d219 | 4623 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
b9dc4443 | 4624 | 0, 1, 0, |
08a90d6a | 4625 | "Return t if the X display supports shades of gray.\n\ |
ae6b58f9 | 4626 | Note that color displays do support shades of gray.\n\ |
08a90d6a RS |
4627 | The optional argument DISPLAY specifies which display to ask about.\n\ |
4628 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4629 | If omitted or nil, that stands for the selected frame's display.") | |
4630 | (display) | |
4631 | Lisp_Object display; | |
d0c9d219 | 4632 | { |
08a90d6a | 4633 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4634 | |
ae6b58f9 | 4635 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4636 | return Qnil; |
4637 | ||
ae6b58f9 RS |
4638 | switch (dpyinfo->visual->class) |
4639 | { | |
4640 | case StaticColor: | |
4641 | case PseudoColor: | |
4642 | case TrueColor: | |
4643 | case DirectColor: | |
4644 | case StaticGray: | |
4645 | case GrayScale: | |
4646 | return Qt; | |
4647 | ||
4648 | default: | |
4649 | return Qnil; | |
4650 | } | |
d0c9d219 RS |
4651 | } |
4652 | ||
41beb8fc RS |
4653 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
4654 | 0, 1, 0, | |
08a90d6a RS |
4655 | "Returns the width in pixels of the X display DISPLAY.\n\ |
4656 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4657 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4658 | If omitted or nil, that stands for the selected frame's display.") | |
4659 | (display) | |
4660 | Lisp_Object display; | |
41beb8fc | 4661 | { |
08a90d6a | 4662 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4663 | |
4664 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4665 | } |
4666 | ||
4667 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
4668 | Sx_display_pixel_height, 0, 1, 0, | |
08a90d6a RS |
4669 | "Returns the height in pixels of the X display DISPLAY.\n\ |
4670 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4671 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4672 | If omitted or nil, that stands for the selected frame's display.") | |
4673 | (display) | |
4674 | Lisp_Object display; | |
41beb8fc | 4675 | { |
08a90d6a | 4676 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4677 | |
4678 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4679 | } |
4680 | ||
4681 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
4682 | 0, 1, 0, | |
08a90d6a RS |
4683 | "Returns the number of bitplanes of the X display DISPLAY.\n\ |
4684 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4685 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4686 | If omitted or nil, that stands for the selected frame's display.") | |
4687 | (display) | |
4688 | Lisp_Object display; | |
41beb8fc | 4689 | { |
08a90d6a | 4690 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4691 | |
4692 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4693 | } |
4694 | ||
4695 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
4696 | 0, 1, 0, | |
08a90d6a RS |
4697 | "Returns the number of color cells of the X display DISPLAY.\n\ |
4698 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4699 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4700 | If omitted or nil, that stands for the selected frame's display.") | |
4701 | (display) | |
4702 | Lisp_Object display; | |
41beb8fc | 4703 | { |
08a90d6a | 4704 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4705 | |
4706 | return make_number (DisplayCells (dpyinfo->display, | |
4707 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4708 | } |
4709 | ||
9d317b2c RS |
4710 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4711 | Sx_server_max_request_size, | |
4712 | 0, 1, 0, | |
08a90d6a RS |
4713 | "Returns the maximum request size of the X server of display DISPLAY.\n\ |
4714 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4715 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4716 | If omitted or nil, that stands for the selected frame's display.") | |
4717 | (display) | |
4718 | Lisp_Object display; | |
9d317b2c | 4719 | { |
08a90d6a | 4720 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4721 | |
4722 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4723 | } |
4724 | ||
41beb8fc | 4725 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
08a90d6a RS |
4726 | "Returns the vendor ID string of the X server of display DISPLAY.\n\ |
4727 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4728 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4729 | If omitted or nil, that stands for the selected frame's display.") | |
4730 | (display) | |
4731 | Lisp_Object display; | |
41beb8fc | 4732 | { |
08a90d6a | 4733 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4734 | char *vendor = ServerVendor (dpyinfo->display); |
4735 | ||
41beb8fc RS |
4736 | if (! vendor) vendor = ""; |
4737 | return build_string (vendor); | |
4738 | } | |
4739 | ||
4740 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
08a90d6a | 4741 | "Returns the version numbers of the X server of display DISPLAY.\n\ |
41beb8fc RS |
4742 | The value is a list of three integers: the major and minor\n\ |
4743 | version numbers of the X Protocol in use, and the vendor-specific release\n\ | |
08a90d6a RS |
4744 | number. See also the function `x-server-vendor'.\n\n\ |
4745 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4746 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4747 | If omitted or nil, that stands for the selected frame's display.") | |
4748 | (display) | |
4749 | Lisp_Object display; | |
41beb8fc | 4750 | { |
08a90d6a | 4751 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4752 | Display *dpy = dpyinfo->display; |
11ae94fe | 4753 | |
41beb8fc RS |
4754 | return Fcons (make_number (ProtocolVersion (dpy)), |
4755 | Fcons (make_number (ProtocolRevision (dpy)), | |
4756 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4757 | } | |
4758 | ||
4759 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
08a90d6a RS |
4760 | "Returns the number of screens on the X server of display DISPLAY.\n\ |
4761 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4762 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4763 | If omitted or nil, that stands for the selected frame's display.") | |
4764 | (display) | |
4765 | Lisp_Object display; | |
41beb8fc | 4766 | { |
08a90d6a | 4767 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4768 | |
4769 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4770 | } |
4771 | ||
4772 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
08a90d6a RS |
4773 | "Returns the height in millimeters of the X display DISPLAY.\n\ |
4774 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4775 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4776 | If omitted or nil, that stands for the selected frame's display.") | |
4777 | (display) | |
4778 | Lisp_Object display; | |
41beb8fc | 4779 | { |
08a90d6a | 4780 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4781 | |
4782 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4783 | } |
4784 | ||
4785 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
08a90d6a RS |
4786 | "Returns the width in millimeters of the X display DISPLAY.\n\ |
4787 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4788 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4789 | If omitted or nil, that stands for the selected frame's display.") | |
4790 | (display) | |
4791 | Lisp_Object display; | |
41beb8fc | 4792 | { |
08a90d6a | 4793 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4794 | |
4795 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4796 | } |
4797 | ||
4798 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
4799 | Sx_display_backing_store, 0, 1, 0, | |
08a90d6a RS |
4800 | "Returns an indication of whether X display DISPLAY does backing store.\n\ |
4801 | The value may be `always', `when-mapped', or `not-useful'.\n\ | |
4802 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4803 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4804 | If omitted or nil, that stands for the selected frame's display.") | |
4805 | (display) | |
4806 | Lisp_Object display; | |
41beb8fc | 4807 | { |
08a90d6a | 4808 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 4809 | Lisp_Object result; |
11ae94fe | 4810 | |
b9dc4443 | 4811 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
4812 | { |
4813 | case Always: | |
8ec8a5ec GM |
4814 | result = intern ("always"); |
4815 | break; | |
41beb8fc RS |
4816 | |
4817 | case WhenMapped: | |
8ec8a5ec GM |
4818 | result = intern ("when-mapped"); |
4819 | break; | |
41beb8fc RS |
4820 | |
4821 | case NotUseful: | |
8ec8a5ec GM |
4822 | result = intern ("not-useful"); |
4823 | break; | |
41beb8fc RS |
4824 | |
4825 | default: | |
4826 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 4827 | result = Qnil; |
41beb8fc | 4828 | } |
8ec8a5ec GM |
4829 | |
4830 | return result; | |
41beb8fc RS |
4831 | } |
4832 | ||
4833 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
4834 | Sx_display_visual_class, 0, 1, 0, | |
08a90d6a | 4835 | "Returns the visual class of the X display DISPLAY.\n\ |
41beb8fc | 4836 | The value is one of the symbols `static-gray', `gray-scale',\n\ |
08a90d6a RS |
4837 | `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\ |
4838 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4839 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4840 | If omitted or nil, that stands for the selected frame's display.") | |
4841 | (display) | |
4842 | Lisp_Object display; | |
41beb8fc | 4843 | { |
08a90d6a | 4844 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 4845 | Lisp_Object result; |
11ae94fe | 4846 | |
b9dc4443 | 4847 | switch (dpyinfo->visual->class) |
41beb8fc | 4848 | { |
8ec8a5ec GM |
4849 | case StaticGray: |
4850 | result = intern ("static-gray"); | |
4851 | break; | |
4852 | case GrayScale: | |
4853 | result = intern ("gray-scale"); | |
4854 | break; | |
4855 | case StaticColor: | |
4856 | result = intern ("static-color"); | |
4857 | break; | |
4858 | case PseudoColor: | |
4859 | result = intern ("pseudo-color"); | |
4860 | break; | |
4861 | case TrueColor: | |
4862 | result = intern ("true-color"); | |
4863 | break; | |
4864 | case DirectColor: | |
4865 | result = intern ("direct-color"); | |
4866 | break; | |
41beb8fc RS |
4867 | default: |
4868 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 4869 | result = Qnil; |
41beb8fc | 4870 | } |
8ec8a5ec GM |
4871 | |
4872 | return result; | |
41beb8fc RS |
4873 | } |
4874 | ||
4875 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
4876 | Sx_display_save_under, 0, 1, 0, | |
08a90d6a RS |
4877 | "Returns t if the X display DISPLAY supports the save-under feature.\n\ |
4878 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4879 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4880 | If omitted or nil, that stands for the selected frame's display.") | |
4881 | (display) | |
4882 | Lisp_Object display; | |
41beb8fc | 4883 | { |
08a90d6a | 4884 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4885 | |
b9dc4443 | 4886 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
4887 | return Qt; |
4888 | else | |
4889 | return Qnil; | |
4890 | } | |
4891 | \f | |
b9dc4443 | 4892 | int |
55caf99c RS |
4893 | x_pixel_width (f) |
4894 | register struct frame *f; | |
01f1ba30 | 4895 | { |
55caf99c | 4896 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
4897 | } |
4898 | ||
b9dc4443 | 4899 | int |
55caf99c RS |
4900 | x_pixel_height (f) |
4901 | register struct frame *f; | |
01f1ba30 | 4902 | { |
55caf99c RS |
4903 | return PIXEL_HEIGHT (f); |
4904 | } | |
4905 | ||
b9dc4443 | 4906 | int |
55caf99c RS |
4907 | x_char_width (f) |
4908 | register struct frame *f; | |
4909 | { | |
7556890b | 4910 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
4911 | } |
4912 | ||
b9dc4443 | 4913 | int |
55caf99c RS |
4914 | x_char_height (f) |
4915 | register struct frame *f; | |
4916 | { | |
7556890b | 4917 | return f->output_data.x->line_height; |
01f1ba30 | 4918 | } |
b9dc4443 RS |
4919 | |
4920 | int | |
f03f2489 RS |
4921 | x_screen_planes (f) |
4922 | register struct frame *f; | |
b9dc4443 | 4923 | { |
f03f2489 | 4924 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 4925 | } |
01f1ba30 | 4926 | |
a6ad00c0 GM |
4927 | |
4928 | \f | |
4929 | /************************************************************************ | |
4930 | X Displays | |
4931 | ************************************************************************/ | |
4932 | ||
01f1ba30 | 4933 | \f |
a6ad00c0 GM |
4934 | /* Mapping visual names to visuals. */ |
4935 | ||
4936 | static struct visual_class | |
4937 | { | |
4938 | char *name; | |
4939 | int class; | |
4940 | } | |
4941 | visual_classes[] = | |
4942 | { | |
4943 | {"StaticGray", StaticGray}, | |
4944 | {"GrayScale", GrayScale}, | |
4945 | {"StaticColor", StaticColor}, | |
4946 | {"PseudoColor", PseudoColor}, | |
4947 | {"TrueColor", TrueColor}, | |
4948 | {"DirectColor", DirectColor}, | |
4949 | NULL | |
4950 | }; | |
4951 | ||
4952 | ||
404daac1 | 4953 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
4954 | |
4955 | /* Value is the screen number of screen SCR. This is a substitute for | |
4956 | the X function with the same name when that doesn't exist. */ | |
4957 | ||
404daac1 RS |
4958 | int |
4959 | XScreenNumberOfScreen (scr) | |
4960 | register Screen *scr; | |
4961 | { | |
a6ad00c0 GM |
4962 | Display *dpy = scr->display; |
4963 | int i; | |
3df34fdb | 4964 | |
a6ad00c0 GM |
4965 | for (i = 0; i < dpy->nscreens; ++i) |
4966 | if (scr == dpy->screens[i]) | |
4967 | break; | |
404daac1 | 4968 | |
a6ad00c0 | 4969 | return i; |
404daac1 | 4970 | } |
a6ad00c0 | 4971 | |
404daac1 RS |
4972 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
4973 | ||
01f1ba30 | 4974 | |
a6ad00c0 GM |
4975 | /* Select the visual that should be used on display DPYINFO. Set |
4976 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 4977 | |
a6ad00c0 GM |
4978 | void |
4979 | select_visual (dpyinfo) | |
4980 | struct x_display_info *dpyinfo; | |
4981 | { | |
4982 | Display *dpy = dpyinfo->display; | |
4983 | Screen *screen = dpyinfo->screen; | |
4984 | Lisp_Object value; | |
fe24a618 | 4985 | |
a6ad00c0 GM |
4986 | /* See if a visual is specified. */ |
4987 | value = display_x_get_resource (dpyinfo, | |
4988 | build_string ("visualClass"), | |
4989 | build_string ("VisualClass"), | |
4990 | Qnil, Qnil); | |
4991 | if (STRINGP (value)) | |
4992 | { | |
4993 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
4994 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
4995 | depth, a decimal number. NAME is compared with case ignored. */ | |
4996 | char *s = (char *) alloca (STRING_BYTES (XSTRING (value)) + 1); | |
4997 | char *dash; | |
4998 | int i, class = -1; | |
4999 | XVisualInfo vinfo; | |
5000 | ||
5001 | strcpy (s, XSTRING (value)->data); | |
5002 | dash = index (s, '-'); | |
5003 | if (dash) | |
5004 | { | |
5005 | dpyinfo->n_planes = atoi (dash + 1); | |
5006 | *dash = '\0'; | |
5007 | } | |
5008 | else | |
5009 | /* We won't find a matching visual with depth 0, so that | |
5010 | an error will be printed below. */ | |
5011 | dpyinfo->n_planes = 0; | |
f0614854 | 5012 | |
a6ad00c0 GM |
5013 | /* Determine the visual class. */ |
5014 | for (i = 0; visual_classes[i].name; ++i) | |
5015 | if (xstricmp (s, visual_classes[i].name) == 0) | |
5016 | { | |
5017 | class = visual_classes[i].class; | |
5018 | break; | |
5019 | } | |
01f1ba30 | 5020 | |
a6ad00c0 GM |
5021 | /* Look up a matching visual for the specified class. */ |
5022 | if (class == -1 | |
5023 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
5024 | dpyinfo->n_planes, class, &vinfo)) | |
5025 | fatal ("Invalid visual specification `%s'", XSTRING (value)->data); | |
5026 | ||
5027 | dpyinfo->visual = vinfo.visual; | |
5028 | } | |
01f1ba30 JB |
5029 | else |
5030 | { | |
a6ad00c0 GM |
5031 | int n_visuals; |
5032 | XVisualInfo *vinfo, vinfo_template; | |
5033 | ||
5034 | dpyinfo->visual = DefaultVisualOfScreen (screen); | |
5035 | ||
5036 | #ifdef HAVE_X11R4 | |
5037 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
5038 | #else | |
5039 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
5040 | #endif | |
5041 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
5042 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
5043 | &vinfo_template, &n_visuals); | |
5044 | if (n_visuals != 1) | |
5045 | fatal ("Can't get proper X visual info"); | |
5046 | ||
94ac875b | 5047 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
5048 | XFree ((char *) vinfo); |
5049 | } | |
01f1ba30 | 5050 | } |
01f1ba30 | 5051 | |
a6ad00c0 | 5052 | |
b9dc4443 RS |
5053 | /* Return the X display structure for the display named NAME. |
5054 | Open a new connection if necessary. */ | |
5055 | ||
5056 | struct x_display_info * | |
5057 | x_display_info_for_name (name) | |
5058 | Lisp_Object name; | |
5059 | { | |
08a90d6a | 5060 | Lisp_Object names; |
b9dc4443 RS |
5061 | struct x_display_info *dpyinfo; |
5062 | ||
5063 | CHECK_STRING (name, 0); | |
5064 | ||
806048df RS |
5065 | if (! EQ (Vwindow_system, intern ("x"))) |
5066 | error ("Not using X Windows"); | |
5067 | ||
08a90d6a RS |
5068 | for (dpyinfo = x_display_list, names = x_display_name_list; |
5069 | dpyinfo; | |
8e713be6 | 5070 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
5071 | { |
5072 | Lisp_Object tem; | |
8e713be6 | 5073 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 5074 | if (!NILP (tem)) |
b9dc4443 RS |
5075 | return dpyinfo; |
5076 | } | |
5077 | ||
b7975ee4 KH |
5078 | /* Use this general default value to start with. */ |
5079 | Vx_resource_name = Vinvocation_name; | |
5080 | ||
b9dc4443 RS |
5081 | validate_x_resource_name (); |
5082 | ||
9b207e8e | 5083 | dpyinfo = x_term_init (name, (char *)0, |
b7975ee4 | 5084 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 5085 | |
08a90d6a | 5086 | if (dpyinfo == 0) |
1b4ec1c8 | 5087 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 5088 | |
b9dc4443 RS |
5089 | x_in_use = 1; |
5090 | XSETFASTINT (Vwindow_system_version, 11); | |
5091 | ||
5092 | return dpyinfo; | |
5093 | } | |
5094 | ||
a6ad00c0 | 5095 | |
01f1ba30 | 5096 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
08a90d6a | 5097 | 1, 3, 0, "Open a connection to an X server.\n\ |
d387c960 | 5098 | DISPLAY is the name of the display to connect to.\n\ |
08a90d6a RS |
5099 | Optional second arg XRM-STRING is a string of resources in xrdb format.\n\ |
5100 | If the optional third arg MUST-SUCCEED is non-nil,\n\ | |
5101 | terminate Emacs if we can't open the connection.") | |
5102 | (display, xrm_string, must_succeed) | |
5103 | Lisp_Object display, xrm_string, must_succeed; | |
01f1ba30 | 5104 | { |
01f1ba30 | 5105 | unsigned char *xrm_option; |
b9dc4443 | 5106 | struct x_display_info *dpyinfo; |
01f1ba30 JB |
5107 | |
5108 | CHECK_STRING (display, 0); | |
d387c960 JB |
5109 | if (! NILP (xrm_string)) |
5110 | CHECK_STRING (xrm_string, 1); | |
01f1ba30 | 5111 | |
806048df RS |
5112 | if (! EQ (Vwindow_system, intern ("x"))) |
5113 | error ("Not using X Windows"); | |
5114 | ||
d387c960 JB |
5115 | if (! NILP (xrm_string)) |
5116 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
5117 | else |
5118 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
5119 | |
5120 | validate_x_resource_name (); | |
5121 | ||
e1b1bee8 | 5122 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
5123 | This also initializes many symbols, such as those used for input. */ |
5124 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 5125 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 5126 | |
08a90d6a RS |
5127 | if (dpyinfo == 0) |
5128 | { | |
5129 | if (!NILP (must_succeed)) | |
1b4ec1c8 KH |
5130 | fatal ("Cannot connect to X server %s.\n\ |
5131 | Check the DISPLAY environment variable or use `-d'.\n\ | |
5132 | Also use the `xhost' program to verify that it is set to permit\n\ | |
5133 | connections from your machine.\n", | |
08a90d6a RS |
5134 | XSTRING (display)->data); |
5135 | else | |
1b4ec1c8 | 5136 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
5137 | } |
5138 | ||
b9dc4443 | 5139 | x_in_use = 1; |
01f1ba30 | 5140 | |
b9dc4443 | 5141 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
5142 | return Qnil; |
5143 | } | |
5144 | ||
08a90d6a RS |
5145 | DEFUN ("x-close-connection", Fx_close_connection, |
5146 | Sx_close_connection, 1, 1, 0, | |
5147 | "Close the connection to DISPLAY's X server.\n\ | |
5148 | For DISPLAY, specify either a frame or a display name (a string).\n\ | |
5149 | If DISPLAY is nil, that stands for the selected frame's display.") | |
5150 | (display) | |
5151 | Lisp_Object display; | |
01f1ba30 | 5152 | { |
08a90d6a | 5153 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 5154 | int i; |
3457bc6e | 5155 | |
08a90d6a RS |
5156 | if (dpyinfo->reference_count > 0) |
5157 | error ("Display still has frames on it"); | |
01f1ba30 | 5158 | |
08a90d6a RS |
5159 | BLOCK_INPUT; |
5160 | /* Free the fonts in the font table. */ | |
5161 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
5162 | if (dpyinfo->font_table[i].name) |
5163 | { | |
6ecb43ce KH |
5164 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
5165 | xfree (dpyinfo->font_table[i].full_name); | |
333b20bb | 5166 | xfree (dpyinfo->font_table[i].name); |
333b20bb GM |
5167 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
5168 | } | |
5169 | ||
08a90d6a RS |
5170 | x_destroy_all_bitmaps (dpyinfo); |
5171 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
5172 | |
5173 | #ifdef USE_X_TOOLKIT | |
5174 | XtCloseDisplay (dpyinfo->display); | |
5175 | #else | |
08a90d6a | 5176 | XCloseDisplay (dpyinfo->display); |
82c90203 | 5177 | #endif |
08a90d6a RS |
5178 | |
5179 | x_delete_display (dpyinfo); | |
5180 | UNBLOCK_INPUT; | |
3457bc6e | 5181 | |
01f1ba30 JB |
5182 | return Qnil; |
5183 | } | |
5184 | ||
08a90d6a RS |
5185 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
5186 | "Return the list of display names that Emacs has connections to.") | |
5187 | () | |
5188 | { | |
5189 | Lisp_Object tail, result; | |
5190 | ||
5191 | result = Qnil; | |
8e713be6 KR |
5192 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
5193 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
5194 | |
5195 | return result; | |
5196 | } | |
5197 | ||
5198 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
5199 | "If ON is non-nil, report X errors as soon as the erring request is made.\n\ | |
01f1ba30 JB |
5200 | If ON is nil, allow buffering of requests.\n\ |
5201 | Turning on synchronization prohibits the Xlib routines from buffering\n\ | |
5202 | requests and seriously degrades performance, but makes debugging much\n\ | |
7a9a9813 | 5203 | easier.\n\ |
08a90d6a RS |
5204 | The optional second argument DISPLAY specifies which display to act on.\n\ |
5205 | DISPLAY should be either a frame or a display name (a string).\n\ | |
5206 | If DISPLAY is omitted or nil, that stands for the selected frame's display.") | |
5207 | (on, display) | |
5208 | Lisp_Object display, on; | |
01f1ba30 | 5209 | { |
08a90d6a | 5210 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5211 | |
b9dc4443 | 5212 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
5213 | |
5214 | return Qnil; | |
5215 | } | |
5216 | ||
b9dc4443 | 5217 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
5218 | |
5219 | void | |
b9dc4443 RS |
5220 | x_sync (f) |
5221 | FRAME_PTR f; | |
6b7b1820 | 5222 | { |
4e87f4d2 | 5223 | BLOCK_INPUT; |
b9dc4443 | 5224 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 5225 | UNBLOCK_INPUT; |
6b7b1820 | 5226 | } |
333b20bb | 5227 | |
01f1ba30 | 5228 | \f |
333b20bb GM |
5229 | /*********************************************************************** |
5230 | Image types | |
5231 | ***********************************************************************/ | |
f1c16f36 | 5232 | |
333b20bb GM |
5233 | /* Value is the number of elements of vector VECTOR. */ |
5234 | ||
5235 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
5236 | ||
5237 | /* List of supported image types. Use define_image_type to add new | |
5238 | types. Use lookup_image_type to find a type for a given symbol. */ | |
5239 | ||
5240 | static struct image_type *image_types; | |
5241 | ||
333b20bb GM |
5242 | /* The symbol `image' which is the car of the lists used to represent |
5243 | images in Lisp. */ | |
5244 | ||
5245 | extern Lisp_Object Qimage; | |
5246 | ||
5247 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5248 | ||
5249 | Lisp_Object Qxbm; | |
5250 | ||
5251 | /* Keywords. */ | |
5252 | ||
0fe92f72 | 5253 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
90ebdb19 GM |
5254 | extern Lisp_Object QCdata; |
5255 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
d2dc8167 | 5256 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 5257 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
5258 | |
5259 | /* Other symbols. */ | |
5260 | ||
4a8e312c | 5261 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
5262 | |
5263 | /* Time in seconds after which images should be removed from the cache | |
5264 | if not displayed. */ | |
5265 | ||
fcf431dc | 5266 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5267 | |
5268 | /* Function prototypes. */ | |
5269 | ||
5270 | static void define_image_type P_ ((struct image_type *type)); | |
5271 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5272 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5273 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 5274 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
5275 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5276 | Lisp_Object)); | |
333b20bb GM |
5277 | |
5278 | ||
5279 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5280 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5281 | ||
5282 | static void | |
5283 | define_image_type (type) | |
5284 | struct image_type *type; | |
5285 | { | |
5286 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5287 | The initialized data segment is read-only. */ | |
5288 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5289 | bcopy (type, p, sizeof *p); | |
5290 | p->next = image_types; | |
5291 | image_types = p; | |
5292 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5293 | } | |
5294 | ||
5295 | ||
5296 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5297 | structure. Value is null if SYMBOL is not a known image type. */ | |
5298 | ||
5299 | static INLINE struct image_type * | |
5300 | lookup_image_type (symbol) | |
5301 | Lisp_Object symbol; | |
5302 | { | |
5303 | struct image_type *type; | |
5304 | ||
5305 | for (type = image_types; type; type = type->next) | |
5306 | if (EQ (symbol, *type->type)) | |
5307 | break; | |
5308 | ||
5309 | return type; | |
5310 | } | |
5311 | ||
5312 | ||
5313 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5314 | valid image specification is a list whose car is the symbol | |
5315 | `image', and whose rest is a property list. The property list must | |
5316 | contain a value for key `:type'. That value must be the name of a | |
5317 | supported image type. The rest of the property list depends on the | |
5318 | image type. */ | |
5319 | ||
5320 | int | |
5321 | valid_image_p (object) | |
5322 | Lisp_Object object; | |
5323 | { | |
5324 | int valid_p = 0; | |
5325 | ||
5326 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5327 | { | |
1783ffa2 GM |
5328 | Lisp_Object tem; |
5329 | ||
5330 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
5331 | if (EQ (XCAR (tem), QCtype)) | |
5332 | { | |
5333 | tem = XCDR (tem); | |
5334 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
5335 | { | |
5336 | struct image_type *type; | |
5337 | type = lookup_image_type (XCAR (tem)); | |
5338 | if (type) | |
5339 | valid_p = type->valid_p (object); | |
5340 | } | |
5341 | ||
5342 | break; | |
5343 | } | |
333b20bb GM |
5344 | } |
5345 | ||
5346 | return valid_p; | |
5347 | } | |
5348 | ||
5349 | ||
7ab1745f GM |
5350 | /* Log error message with format string FORMAT and argument ARG. |
5351 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5352 | good idea because this would interrupt redisplay, and the error | |
5353 | message display would lead to another redisplay. This function | |
5354 | therefore simply displays a message. */ | |
333b20bb GM |
5355 | |
5356 | static void | |
5357 | image_error (format, arg1, arg2) | |
5358 | char *format; | |
5359 | Lisp_Object arg1, arg2; | |
5360 | { | |
7ab1745f | 5361 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5362 | } |
5363 | ||
5364 | ||
5365 | \f | |
5366 | /*********************************************************************** | |
5367 | Image specifications | |
5368 | ***********************************************************************/ | |
5369 | ||
5370 | enum image_value_type | |
5371 | { | |
5372 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5373 | IMAGE_STRING_VALUE, | |
6f1be3b9 | 5374 | IMAGE_STRING_OR_NIL_VALUE, |
333b20bb GM |
5375 | IMAGE_SYMBOL_VALUE, |
5376 | IMAGE_POSITIVE_INTEGER_VALUE, | |
3ed61e75 | 5377 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
333b20bb | 5378 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
7c7ff7f5 | 5379 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
5380 | IMAGE_INTEGER_VALUE, |
5381 | IMAGE_FUNCTION_VALUE, | |
5382 | IMAGE_NUMBER_VALUE, | |
5383 | IMAGE_BOOL_VALUE | |
5384 | }; | |
5385 | ||
5386 | /* Structure used when parsing image specifications. */ | |
5387 | ||
5388 | struct image_keyword | |
5389 | { | |
5390 | /* Name of keyword. */ | |
5391 | char *name; | |
5392 | ||
5393 | /* The type of value allowed. */ | |
5394 | enum image_value_type type; | |
5395 | ||
5396 | /* Non-zero means key must be present. */ | |
5397 | int mandatory_p; | |
5398 | ||
5399 | /* Used to recognize duplicate keywords in a property list. */ | |
5400 | int count; | |
5401 | ||
5402 | /* The value that was found. */ | |
5403 | Lisp_Object value; | |
5404 | }; | |
5405 | ||
5406 | ||
bfd2209f GM |
5407 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5408 | int, Lisp_Object)); | |
333b20bb GM |
5409 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5410 | ||
5411 | ||
5412 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5413 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5414 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5415 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5416 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5417 | |
5418 | static int | |
bfd2209f | 5419 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5420 | Lisp_Object spec; |
5421 | struct image_keyword *keywords; | |
5422 | int nkeywords; | |
5423 | Lisp_Object type; | |
333b20bb GM |
5424 | { |
5425 | int i; | |
5426 | Lisp_Object plist; | |
5427 | ||
5428 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5429 | return 0; | |
5430 | ||
5431 | plist = XCDR (spec); | |
5432 | while (CONSP (plist)) | |
5433 | { | |
5434 | Lisp_Object key, value; | |
5435 | ||
5436 | /* First element of a pair must be a symbol. */ | |
5437 | key = XCAR (plist); | |
5438 | plist = XCDR (plist); | |
5439 | if (!SYMBOLP (key)) | |
5440 | return 0; | |
5441 | ||
5442 | /* There must follow a value. */ | |
5443 | if (!CONSP (plist)) | |
5444 | return 0; | |
5445 | value = XCAR (plist); | |
5446 | plist = XCDR (plist); | |
5447 | ||
5448 | /* Find key in KEYWORDS. Error if not found. */ | |
5449 | for (i = 0; i < nkeywords; ++i) | |
5450 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5451 | break; | |
5452 | ||
5453 | if (i == nkeywords) | |
bfd2209f | 5454 | continue; |
333b20bb GM |
5455 | |
5456 | /* Record that we recognized the keyword. If a keywords | |
5457 | was found more than once, it's an error. */ | |
5458 | keywords[i].value = value; | |
5459 | ++keywords[i].count; | |
5460 | ||
5461 | if (keywords[i].count > 1) | |
5462 | return 0; | |
5463 | ||
5464 | /* Check type of value against allowed type. */ | |
5465 | switch (keywords[i].type) | |
5466 | { | |
5467 | case IMAGE_STRING_VALUE: | |
5468 | if (!STRINGP (value)) | |
5469 | return 0; | |
5470 | break; | |
5471 | ||
6f1be3b9 GM |
5472 | case IMAGE_STRING_OR_NIL_VALUE: |
5473 | if (!STRINGP (value) && !NILP (value)) | |
5474 | return 0; | |
5475 | break; | |
5476 | ||
333b20bb GM |
5477 | case IMAGE_SYMBOL_VALUE: |
5478 | if (!SYMBOLP (value)) | |
5479 | return 0; | |
5480 | break; | |
5481 | ||
5482 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5483 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5484 | return 0; | |
5485 | break; | |
5486 | ||
3ed61e75 GM |
5487 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
5488 | if (INTEGERP (value) && XINT (value) >= 0) | |
5489 | break; | |
5490 | if (CONSP (value) | |
5491 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
5492 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
5493 | break; | |
5494 | return 0; | |
5495 | ||
7c7ff7f5 GM |
5496 | case IMAGE_ASCENT_VALUE: |
5497 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
5498 | break; | |
5499 | else if (INTEGERP (value) | |
5500 | && XINT (value) >= 0 | |
5501 | && XINT (value) <= 100) | |
5502 | break; | |
5503 | return 0; | |
5504 | ||
333b20bb GM |
5505 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
5506 | if (!INTEGERP (value) || XINT (value) < 0) | |
5507 | return 0; | |
5508 | break; | |
5509 | ||
5510 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5511 | break; | |
5512 | ||
5513 | case IMAGE_FUNCTION_VALUE: | |
5514 | value = indirect_function (value); | |
5515 | if (SUBRP (value) | |
5516 | || COMPILEDP (value) | |
5517 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5518 | break; | |
5519 | return 0; | |
5520 | ||
5521 | case IMAGE_NUMBER_VALUE: | |
5522 | if (!INTEGERP (value) && !FLOATP (value)) | |
5523 | return 0; | |
5524 | break; | |
5525 | ||
5526 | case IMAGE_INTEGER_VALUE: | |
5527 | if (!INTEGERP (value)) | |
5528 | return 0; | |
5529 | break; | |
5530 | ||
5531 | case IMAGE_BOOL_VALUE: | |
5532 | if (!NILP (value) && !EQ (value, Qt)) | |
5533 | return 0; | |
5534 | break; | |
5535 | ||
5536 | default: | |
5537 | abort (); | |
5538 | break; | |
5539 | } | |
5540 | ||
5541 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5542 | return 0; | |
5543 | } | |
5544 | ||
5545 | /* Check that all mandatory fields are present. */ | |
5546 | for (i = 0; i < nkeywords; ++i) | |
5547 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5548 | return 0; | |
5549 | ||
5550 | return NILP (plist); | |
5551 | } | |
5552 | ||
5553 | ||
5554 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5555 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5556 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5557 | ||
5558 | static Lisp_Object | |
5559 | image_spec_value (spec, key, found) | |
5560 | Lisp_Object spec, key; | |
5561 | int *found; | |
5562 | { | |
5563 | Lisp_Object tail; | |
5564 | ||
5565 | xassert (valid_image_p (spec)); | |
5566 | ||
5567 | for (tail = XCDR (spec); | |
5568 | CONSP (tail) && CONSP (XCDR (tail)); | |
5569 | tail = XCDR (XCDR (tail))) | |
5570 | { | |
5571 | if (EQ (XCAR (tail), key)) | |
5572 | { | |
5573 | if (found) | |
5574 | *found = 1; | |
5575 | return XCAR (XCDR (tail)); | |
5576 | } | |
5577 | } | |
5578 | ||
5579 | if (found) | |
5580 | *found = 0; | |
5581 | return Qnil; | |
5582 | } | |
5583 | ||
5584 | ||
42677916 GM |
5585 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
5586 | "Return the size of image SPEC as pair (WIDTH . HEIGHT).\n\ | |
5587 | PIXELS non-nil means return the size in pixels, otherwise return the\n\ | |
5588 | size in canonical character units.\n\ | |
5589 | FRAME is the frame on which the image will be displayed. FRAME nil\n\ | |
5590 | or omitted means use the selected frame.") | |
5591 | (spec, pixels, frame) | |
5592 | Lisp_Object spec, pixels, frame; | |
5593 | { | |
5594 | Lisp_Object size; | |
5595 | ||
5596 | size = Qnil; | |
5597 | if (valid_image_p (spec)) | |
5598 | { | |
5599 | struct frame *f = check_x_frame (frame); | |
83676598 | 5600 | int id = lookup_image (f, spec); |
42677916 | 5601 | struct image *img = IMAGE_FROM_ID (f, id); |
3ed61e75 GM |
5602 | int width = img->width + 2 * img->hmargin; |
5603 | int height = img->height + 2 * img->vmargin; | |
42677916 GM |
5604 | |
5605 | if (NILP (pixels)) | |
5606 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
5607 | make_float ((double) height / CANON_Y_UNIT (f))); | |
5608 | else | |
5609 | size = Fcons (make_number (width), make_number (height)); | |
5610 | } | |
5611 | else | |
5612 | error ("Invalid image specification"); | |
5613 | ||
5614 | return size; | |
5615 | } | |
5616 | ||
333b20bb | 5617 | |
b243755a GM |
5618 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
5619 | "Return t if image SPEC has a mask bitmap.\n\ | |
5620 | FRAME is the frame on which the image will be displayed. FRAME nil\n\ | |
5621 | or omitted means use the selected frame.") | |
5622 | (spec, frame) | |
5623 | Lisp_Object spec, frame; | |
5624 | { | |
5625 | Lisp_Object mask; | |
5626 | ||
5627 | mask = Qnil; | |
5628 | if (valid_image_p (spec)) | |
5629 | { | |
5630 | struct frame *f = check_x_frame (frame); | |
83676598 | 5631 | int id = lookup_image (f, spec); |
b243755a GM |
5632 | struct image *img = IMAGE_FROM_ID (f, id); |
5633 | if (img->mask) | |
5634 | mask = Qt; | |
5635 | } | |
5636 | else | |
5637 | error ("Invalid image specification"); | |
5638 | ||
5639 | return mask; | |
5640 | } | |
5641 | ||
5642 | ||
333b20bb GM |
5643 | \f |
5644 | /*********************************************************************** | |
5645 | Image type independent image structures | |
5646 | ***********************************************************************/ | |
5647 | ||
5648 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5649 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5650 | ||
5651 | ||
5652 | /* Allocate and return a new image structure for image specification | |
5653 | SPEC. SPEC has a hash value of HASH. */ | |
5654 | ||
5655 | static struct image * | |
5656 | make_image (spec, hash) | |
5657 | Lisp_Object spec; | |
5658 | unsigned hash; | |
5659 | { | |
5660 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5661 | ||
5662 | xassert (valid_image_p (spec)); | |
5663 | bzero (img, sizeof *img); | |
5664 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5665 | xassert (img->type != NULL); | |
5666 | img->spec = spec; | |
5667 | img->data.lisp_val = Qnil; | |
5668 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
5669 | img->hash = hash; | |
5670 | return img; | |
5671 | } | |
5672 | ||
5673 | ||
5674 | /* Free image IMG which was used on frame F, including its resources. */ | |
5675 | ||
5676 | static void | |
5677 | free_image (f, img) | |
5678 | struct frame *f; | |
5679 | struct image *img; | |
5680 | { | |
5681 | if (img) | |
5682 | { | |
5683 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5684 | ||
5685 | /* Remove IMG from the hash table of its cache. */ | |
5686 | if (img->prev) | |
5687 | img->prev->next = img->next; | |
5688 | else | |
5689 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
5690 | ||
5691 | if (img->next) | |
5692 | img->next->prev = img->prev; | |
5693 | ||
5694 | c->images[img->id] = NULL; | |
5695 | ||
5696 | /* Free resources, then free IMG. */ | |
5697 | img->type->free (f, img); | |
5698 | xfree (img); | |
5699 | } | |
5700 | } | |
5701 | ||
5702 | ||
5703 | /* Prepare image IMG for display on frame F. Must be called before | |
5704 | drawing an image. */ | |
5705 | ||
5706 | void | |
5707 | prepare_image_for_display (f, img) | |
5708 | struct frame *f; | |
5709 | struct image *img; | |
5710 | { | |
5711 | EMACS_TIME t; | |
5712 | ||
5713 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
5714 | EMACS_GET_TIME (t); | |
5715 | img->timestamp = EMACS_SECS (t); | |
5716 | ||
5717 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
5718 | type dependent loader function. */ | |
dd00328a | 5719 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 5720 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5721 | } |
5722 | ||
5723 | ||
7c7ff7f5 GM |
5724 | /* Value is the number of pixels for the ascent of image IMG when |
5725 | drawn in face FACE. */ | |
5726 | ||
5727 | int | |
5728 | image_ascent (img, face) | |
5729 | struct image *img; | |
5730 | struct face *face; | |
5731 | { | |
3ed61e75 | 5732 | int height = img->height + img->vmargin; |
7c7ff7f5 GM |
5733 | int ascent; |
5734 | ||
5735 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
5736 | { | |
5737 | if (face->font) | |
3694cb3f MB |
5738 | /* This expression is arranged so that if the image can't be |
5739 | exactly centered, it will be moved slightly up. This is | |
5740 | because a typical font is `top-heavy' (due to the presence | |
5741 | uppercase letters), so the image placement should err towards | |
5742 | being top-heavy too. It also just generally looks better. */ | |
5743 | ascent = (height + face->font->ascent - face->font->descent + 1) / 2; | |
7c7ff7f5 GM |
5744 | else |
5745 | ascent = height / 2; | |
5746 | } | |
5747 | else | |
5748 | ascent = height * img->ascent / 100.0; | |
5749 | ||
5750 | return ascent; | |
5751 | } | |
5752 | ||
5753 | ||
333b20bb GM |
5754 | \f |
5755 | /*********************************************************************** | |
5756 | Helper functions for X image types | |
5757 | ***********************************************************************/ | |
5758 | ||
dd00328a GM |
5759 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
5760 | int, int)); | |
333b20bb GM |
5761 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
5762 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
5763 | struct image *img, | |
5764 | Lisp_Object color_name, | |
5765 | unsigned long dflt)); | |
5766 | ||
dd00328a GM |
5767 | |
5768 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
5769 | free the pixmap if any. MASK_P non-zero means clear the mask | |
5770 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
5771 | the image, if any. */ | |
333b20bb GM |
5772 | |
5773 | static void | |
dd00328a | 5774 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
5775 | struct frame *f; |
5776 | struct image *img; | |
dd00328a | 5777 | int pixmap_p, mask_p, colors_p; |
333b20bb | 5778 | { |
dd00328a | 5779 | if (pixmap_p && img->pixmap) |
333b20bb | 5780 | { |
333b20bb | 5781 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 5782 | img->pixmap = None; |
f4779de9 GM |
5783 | } |
5784 | ||
dd00328a | 5785 | if (mask_p && img->mask) |
f4779de9 GM |
5786 | { |
5787 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 5788 | img->mask = None; |
333b20bb GM |
5789 | } |
5790 | ||
dd00328a | 5791 | if (colors_p && img->ncolors) |
333b20bb | 5792 | { |
462d5d40 | 5793 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
5794 | xfree (img->colors); |
5795 | img->colors = NULL; | |
5796 | img->ncolors = 0; | |
5797 | } | |
dd00328a GM |
5798 | } |
5799 | ||
5800 | /* Free X resources of image IMG which is used on frame F. */ | |
5801 | ||
5802 | static void | |
5803 | x_clear_image (f, img) | |
5804 | struct frame *f; | |
5805 | struct image *img; | |
5806 | { | |
5807 | BLOCK_INPUT; | |
5808 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 5809 | UNBLOCK_INPUT; |
333b20bb GM |
5810 | } |
5811 | ||
5812 | ||
5813 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
5814 | cannot be allocated, use DFLT. Add a newly allocated color to | |
5815 | IMG->colors, so that it can be freed again. Value is the pixel | |
5816 | color. */ | |
5817 | ||
5818 | static unsigned long | |
5819 | x_alloc_image_color (f, img, color_name, dflt) | |
5820 | struct frame *f; | |
5821 | struct image *img; | |
5822 | Lisp_Object color_name; | |
5823 | unsigned long dflt; | |
5824 | { | |
5825 | XColor color; | |
5826 | unsigned long result; | |
5827 | ||
5828 | xassert (STRINGP (color_name)); | |
5829 | ||
2d764c78 | 5830 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
5831 | { |
5832 | /* This isn't called frequently so we get away with simply | |
5833 | reallocating the color vector to the needed size, here. */ | |
5834 | ++img->ncolors; | |
5835 | img->colors = | |
5836 | (unsigned long *) xrealloc (img->colors, | |
5837 | img->ncolors * sizeof *img->colors); | |
5838 | img->colors[img->ncolors - 1] = color.pixel; | |
5839 | result = color.pixel; | |
5840 | } | |
5841 | else | |
5842 | result = dflt; | |
5843 | ||
5844 | return result; | |
5845 | } | |
5846 | ||
5847 | ||
5848 | \f | |
5849 | /*********************************************************************** | |
5850 | Image Cache | |
5851 | ***********************************************************************/ | |
5852 | ||
5853 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
ad18ffb1 | 5854 | static void postprocess_image P_ ((struct frame *, struct image *)); |
333b20bb GM |
5855 | |
5856 | ||
5857 | /* Return a new, initialized image cache that is allocated from the | |
5858 | heap. Call free_image_cache to free an image cache. */ | |
5859 | ||
5860 | struct image_cache * | |
5861 | make_image_cache () | |
5862 | { | |
5863 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
5864 | int size; | |
5865 | ||
5866 | bzero (c, sizeof *c); | |
5867 | c->size = 50; | |
5868 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
5869 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
5870 | c->buckets = (struct image **) xmalloc (size); | |
5871 | bzero (c->buckets, size); | |
5872 | return c; | |
5873 | } | |
5874 | ||
5875 | ||
5876 | /* Free image cache of frame F. Be aware that X frames share images | |
5877 | caches. */ | |
5878 | ||
5879 | void | |
5880 | free_image_cache (f) | |
5881 | struct frame *f; | |
5882 | { | |
5883 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5884 | if (c) | |
5885 | { | |
5886 | int i; | |
5887 | ||
5888 | /* Cache should not be referenced by any frame when freed. */ | |
5889 | xassert (c->refcount == 0); | |
5890 | ||
5891 | for (i = 0; i < c->used; ++i) | |
5892 | free_image (f, c->images[i]); | |
5893 | xfree (c->images); | |
333b20bb | 5894 | xfree (c->buckets); |
e3130015 | 5895 | xfree (c); |
333b20bb GM |
5896 | FRAME_X_IMAGE_CACHE (f) = NULL; |
5897 | } | |
5898 | } | |
5899 | ||
5900 | ||
5901 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
5902 | images. FORCE_P zero means clear only images that haven't been | |
5903 | displayed for some time. Should be called from time to time to | |
5904 | reduce the number of loaded images. If image-eviction-seconds is | |
5905 | non-nil, this frees images in the cache which weren't displayed for | |
5906 | at least that many seconds. */ | |
5907 | ||
5908 | void | |
5909 | clear_image_cache (f, force_p) | |
5910 | struct frame *f; | |
5911 | int force_p; | |
5912 | { | |
5913 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5914 | ||
83676598 | 5915 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
5916 | { |
5917 | EMACS_TIME t; | |
5918 | unsigned long old; | |
f4779de9 | 5919 | int i, nfreed; |
333b20bb GM |
5920 | |
5921 | EMACS_GET_TIME (t); | |
fcf431dc | 5922 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
5923 | |
5924 | /* Block input so that we won't be interrupted by a SIGIO | |
5925 | while being in an inconsistent state. */ | |
5926 | BLOCK_INPUT; | |
333b20bb | 5927 | |
f4779de9 | 5928 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
5929 | { |
5930 | struct image *img = c->images[i]; | |
5931 | if (img != NULL | |
f4779de9 | 5932 | && (force_p || img->timestamp < old)) |
333b20bb GM |
5933 | { |
5934 | free_image (f, img); | |
f4779de9 | 5935 | ++nfreed; |
333b20bb GM |
5936 | } |
5937 | } | |
5938 | ||
5939 | /* We may be clearing the image cache because, for example, | |
5940 | Emacs was iconified for a longer period of time. In that | |
5941 | case, current matrices may still contain references to | |
5942 | images freed above. So, clear these matrices. */ | |
f4779de9 | 5943 | if (nfreed) |
333b20bb | 5944 | { |
f4779de9 GM |
5945 | Lisp_Object tail, frame; |
5946 | ||
5947 | FOR_EACH_FRAME (tail, frame) | |
5948 | { | |
5949 | struct frame *f = XFRAME (frame); | |
5950 | if (FRAME_X_P (f) | |
5951 | && FRAME_X_IMAGE_CACHE (f) == c) | |
83676598 | 5952 | clear_current_matrices (f); |
f4779de9 GM |
5953 | } |
5954 | ||
333b20bb GM |
5955 | ++windows_or_buffers_changed; |
5956 | } | |
f4779de9 GM |
5957 | |
5958 | UNBLOCK_INPUT; | |
333b20bb GM |
5959 | } |
5960 | } | |
5961 | ||
5962 | ||
5963 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
5964 | 0, 1, 0, | |
5965 | "Clear the image cache of FRAME.\n\ | |
5966 | FRAME nil or omitted means use the selected frame.\n\ | |
5967 | FRAME t means clear the image caches of all frames.") | |
5968 | (frame) | |
5969 | Lisp_Object frame; | |
5970 | { | |
5971 | if (EQ (frame, Qt)) | |
5972 | { | |
5973 | Lisp_Object tail; | |
5974 | ||
5975 | FOR_EACH_FRAME (tail, frame) | |
5976 | if (FRAME_X_P (XFRAME (frame))) | |
5977 | clear_image_cache (XFRAME (frame), 1); | |
5978 | } | |
5979 | else | |
5980 | clear_image_cache (check_x_frame (frame), 1); | |
5981 | ||
5982 | return Qnil; | |
5983 | } | |
5984 | ||
5985 | ||
ad18ffb1 GM |
5986 | /* Compute masks and transform image IMG on frame F, as specified |
5987 | by the image's specification, */ | |
5988 | ||
5989 | static void | |
5990 | postprocess_image (f, img) | |
5991 | struct frame *f; | |
5992 | struct image *img; | |
5993 | { | |
5994 | /* Manipulation of the image's mask. */ | |
5995 | if (img->pixmap) | |
5996 | { | |
5997 | Lisp_Object conversion, spec; | |
5998 | Lisp_Object mask; | |
5999 | ||
6000 | spec = img->spec; | |
6001 | ||
6002 | /* `:heuristic-mask t' | |
6003 | `:mask heuristic' | |
6004 | means build a mask heuristically. | |
6005 | `:heuristic-mask (R G B)' | |
6006 | `:mask (heuristic (R G B))' | |
6007 | means build a mask from color (R G B) in the | |
6008 | image. | |
6009 | `:mask nil' | |
6010 | means remove a mask, if any. */ | |
6011 | ||
6012 | mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
6013 | if (!NILP (mask)) | |
6014 | x_build_heuristic_mask (f, img, mask); | |
6015 | else | |
6016 | { | |
6017 | int found_p; | |
6018 | ||
6019 | mask = image_spec_value (spec, QCmask, &found_p); | |
6020 | ||
6021 | if (EQ (mask, Qheuristic)) | |
6022 | x_build_heuristic_mask (f, img, Qt); | |
6023 | else if (CONSP (mask) | |
6024 | && EQ (XCAR (mask), Qheuristic)) | |
6025 | { | |
6026 | if (CONSP (XCDR (mask))) | |
6027 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
6028 | else | |
6029 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
6030 | } | |
6031 | else if (NILP (mask) && found_p && img->mask) | |
6032 | { | |
6033 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
6034 | img->mask = None; | |
6035 | } | |
6036 | } | |
6037 | ||
6038 | ||
6039 | /* Should we apply an image transformation algorithm? */ | |
6040 | conversion = image_spec_value (spec, QCconversion, NULL); | |
6041 | if (EQ (conversion, Qdisabled)) | |
6042 | x_disable_image (f, img); | |
6043 | else if (EQ (conversion, Qlaplace)) | |
6044 | x_laplace (f, img); | |
6045 | else if (EQ (conversion, Qemboss)) | |
6046 | x_emboss (f, img); | |
6047 | else if (CONSP (conversion) | |
6048 | && EQ (XCAR (conversion), Qedge_detection)) | |
6049 | { | |
6050 | Lisp_Object tem; | |
6051 | tem = XCDR (conversion); | |
6052 | if (CONSP (tem)) | |
6053 | x_edge_detection (f, img, | |
6054 | Fplist_get (tem, QCmatrix), | |
6055 | Fplist_get (tem, QCcolor_adjustment)); | |
6056 | } | |
6057 | } | |
6058 | } | |
6059 | ||
6060 | ||
333b20bb | 6061 | /* Return the id of image with Lisp specification SPEC on frame F. |
83676598 | 6062 | SPEC must be a valid Lisp image specification (see valid_image_p). */ |
333b20bb GM |
6063 | |
6064 | int | |
83676598 | 6065 | lookup_image (f, spec) |
333b20bb GM |
6066 | struct frame *f; |
6067 | Lisp_Object spec; | |
6068 | { | |
6069 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6070 | struct image *img; | |
6071 | int i; | |
6072 | unsigned hash; | |
6073 | struct gcpro gcpro1; | |
4f7ca1f1 | 6074 | EMACS_TIME now; |
333b20bb GM |
6075 | |
6076 | /* F must be a window-system frame, and SPEC must be a valid image | |
6077 | specification. */ | |
6078 | xassert (FRAME_WINDOW_P (f)); | |
6079 | xassert (valid_image_p (spec)); | |
6080 | ||
6081 | GCPRO1 (spec); | |
6082 | ||
6083 | /* Look up SPEC in the hash table of the image cache. */ | |
6084 | hash = sxhash (spec, 0); | |
6085 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6086 | ||
6087 | for (img = c->buckets[i]; img; img = img->next) | |
6088 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
6089 | break; | |
6090 | ||
6091 | /* If not found, create a new image and cache it. */ | |
6092 | if (img == NULL) | |
6093 | { | |
ad18ffb1 GM |
6094 | extern Lisp_Object Qpostscript; |
6095 | ||
28c7826c | 6096 | BLOCK_INPUT; |
333b20bb GM |
6097 | img = make_image (spec, hash); |
6098 | cache_image (f, img); | |
83676598 | 6099 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
6100 | |
6101 | /* If we can't load the image, and we don't have a width and | |
6102 | height, use some arbitrary width and height so that we can | |
6103 | draw a rectangle for it. */ | |
83676598 | 6104 | if (img->load_failed_p) |
333b20bb GM |
6105 | { |
6106 | Lisp_Object value; | |
6107 | ||
6108 | value = image_spec_value (spec, QCwidth, NULL); | |
6109 | img->width = (INTEGERP (value) | |
6110 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
6111 | value = image_spec_value (spec, QCheight, NULL); | |
6112 | img->height = (INTEGERP (value) | |
6113 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
6114 | } | |
6115 | else | |
6116 | { | |
6117 | /* Handle image type independent image attributes | |
7c7ff7f5 | 6118 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF'. */ |
14819cb3 | 6119 | Lisp_Object ascent, margin, relief; |
333b20bb GM |
6120 | |
6121 | ascent = image_spec_value (spec, QCascent, NULL); | |
6122 | if (INTEGERP (ascent)) | |
6123 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
6124 | else if (EQ (ascent, Qcenter)) |
6125 | img->ascent = CENTERED_IMAGE_ASCENT; | |
333b20bb GM |
6126 | |
6127 | margin = image_spec_value (spec, QCmargin, NULL); | |
6128 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
3ed61e75 GM |
6129 | img->vmargin = img->hmargin = XFASTINT (margin); |
6130 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
6131 | && INTEGERP (XCDR (margin))) | |
6132 | { | |
6133 | if (XINT (XCAR (margin)) > 0) | |
6134 | img->hmargin = XFASTINT (XCAR (margin)); | |
6135 | if (XINT (XCDR (margin)) > 0) | |
6136 | img->vmargin = XFASTINT (XCDR (margin)); | |
6137 | } | |
333b20bb GM |
6138 | |
6139 | relief = image_spec_value (spec, QCrelief, NULL); | |
6140 | if (INTEGERP (relief)) | |
6141 | { | |
6142 | img->relief = XINT (relief); | |
3ed61e75 GM |
6143 | img->hmargin += abs (img->relief); |
6144 | img->vmargin += abs (img->relief); | |
333b20bb GM |
6145 | } |
6146 | ||
ad18ffb1 GM |
6147 | /* Do image transformations and compute masks, unless we |
6148 | don't have the image yet. */ | |
6149 | if (!EQ (*img->type->type, Qpostscript)) | |
6150 | postprocess_image (f, img); | |
333b20bb | 6151 | } |
dd00328a | 6152 | |
28c7826c GM |
6153 | UNBLOCK_INPUT; |
6154 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
6155 | } |
6156 | ||
4f7ca1f1 GM |
6157 | /* We're using IMG, so set its timestamp to `now'. */ |
6158 | EMACS_GET_TIME (now); | |
6159 | img->timestamp = EMACS_SECS (now); | |
6160 | ||
333b20bb GM |
6161 | UNGCPRO; |
6162 | ||
6163 | /* Value is the image id. */ | |
6164 | return img->id; | |
6165 | } | |
6166 | ||
6167 | ||
6168 | /* Cache image IMG in the image cache of frame F. */ | |
6169 | ||
6170 | static void | |
6171 | cache_image (f, img) | |
6172 | struct frame *f; | |
6173 | struct image *img; | |
6174 | { | |
6175 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6176 | int i; | |
6177 | ||
6178 | /* Find a free slot in c->images. */ | |
6179 | for (i = 0; i < c->used; ++i) | |
6180 | if (c->images[i] == NULL) | |
6181 | break; | |
6182 | ||
6183 | /* If no free slot found, maybe enlarge c->images. */ | |
6184 | if (i == c->used && c->used == c->size) | |
6185 | { | |
6186 | c->size *= 2; | |
6187 | c->images = (struct image **) xrealloc (c->images, | |
6188 | c->size * sizeof *c->images); | |
6189 | } | |
6190 | ||
6191 | /* Add IMG to c->images, and assign IMG an id. */ | |
6192 | c->images[i] = img; | |
6193 | img->id = i; | |
6194 | if (i == c->used) | |
6195 | ++c->used; | |
6196 | ||
6197 | /* Add IMG to the cache's hash table. */ | |
6198 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6199 | img->next = c->buckets[i]; | |
6200 | if (img->next) | |
6201 | img->next->prev = img; | |
6202 | img->prev = NULL; | |
6203 | c->buckets[i] = img; | |
6204 | } | |
6205 | ||
6206 | ||
6207 | /* Call FN on every image in the image cache of frame F. Used to mark | |
6208 | Lisp Objects in the image cache. */ | |
6209 | ||
6210 | void | |
6211 | forall_images_in_image_cache (f, fn) | |
6212 | struct frame *f; | |
6213 | void (*fn) P_ ((struct image *img)); | |
6214 | { | |
6215 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
6216 | { | |
6217 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6218 | if (c) | |
6219 | { | |
6220 | int i; | |
6221 | for (i = 0; i < c->used; ++i) | |
6222 | if (c->images[i]) | |
6223 | fn (c->images[i]); | |
6224 | } | |
6225 | } | |
6226 | } | |
6227 | ||
6228 | ||
6229 | \f | |
6230 | /*********************************************************************** | |
6231 | X support code | |
6232 | ***********************************************************************/ | |
6233 | ||
45158a91 GM |
6234 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
6235 | XImage **, Pixmap *)); | |
333b20bb GM |
6236 | static void x_destroy_x_image P_ ((XImage *)); |
6237 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
6238 | ||
6239 | ||
6240 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
6241 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
6242 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
6243 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 6244 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
6245 | |
6246 | static int | |
45158a91 | 6247 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 6248 | struct frame *f; |
333b20bb GM |
6249 | int width, height, depth; |
6250 | XImage **ximg; | |
6251 | Pixmap *pixmap; | |
6252 | { | |
6253 | Display *display = FRAME_X_DISPLAY (f); | |
6254 | Screen *screen = FRAME_X_SCREEN (f); | |
6255 | Window window = FRAME_X_WINDOW (f); | |
6256 | ||
6257 | xassert (interrupt_input_blocked); | |
6258 | ||
6259 | if (depth <= 0) | |
6260 | depth = DefaultDepthOfScreen (screen); | |
6261 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
6262 | depth, ZPixmap, 0, NULL, width, height, | |
6263 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
6264 | if (*ximg == NULL) | |
6265 | { | |
45158a91 | 6266 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
6267 | return 0; |
6268 | } | |
6269 | ||
6270 | /* Allocate image raster. */ | |
6271 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
6272 | ||
6273 | /* Allocate a pixmap of the same size. */ | |
6274 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 6275 | if (*pixmap == None) |
333b20bb GM |
6276 | { |
6277 | x_destroy_x_image (*ximg); | |
6278 | *ximg = NULL; | |
45158a91 | 6279 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
6280 | return 0; |
6281 | } | |
6282 | ||
6283 | return 1; | |
6284 | } | |
6285 | ||
6286 | ||
6287 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
6288 | ||
6289 | static void | |
6290 | x_destroy_x_image (ximg) | |
6291 | XImage *ximg; | |
6292 | { | |
6293 | xassert (interrupt_input_blocked); | |
6294 | if (ximg) | |
6295 | { | |
6296 | xfree (ximg->data); | |
6297 | ximg->data = NULL; | |
6298 | XDestroyImage (ximg); | |
6299 | } | |
6300 | } | |
6301 | ||
6302 | ||
6303 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
6304 | are width and height of both the image and pixmap. */ | |
6305 | ||
ea6b19ca | 6306 | static void |
333b20bb GM |
6307 | x_put_x_image (f, ximg, pixmap, width, height) |
6308 | struct frame *f; | |
6309 | XImage *ximg; | |
6310 | Pixmap pixmap; | |
6311 | { | |
6312 | GC gc; | |
6313 | ||
6314 | xassert (interrupt_input_blocked); | |
6315 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
6316 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
6317 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
6318 | } | |
6319 | ||
6320 | ||
6321 | \f | |
6322 | /*********************************************************************** | |
5be6c3b0 | 6323 | File Handling |
333b20bb GM |
6324 | ***********************************************************************/ |
6325 | ||
6326 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
6327 | static char *slurp_file P_ ((char *, int *)); |
6328 | ||
333b20bb GM |
6329 | |
6330 | /* Find image file FILE. Look in data-directory, then | |
6331 | x-bitmap-file-path. Value is the full name of the file found, or | |
6332 | nil if not found. */ | |
6333 | ||
6334 | static Lisp_Object | |
6335 | x_find_image_file (file) | |
6336 | Lisp_Object file; | |
6337 | { | |
6338 | Lisp_Object file_found, search_path; | |
6339 | struct gcpro gcpro1, gcpro2; | |
6340 | int fd; | |
6341 | ||
6342 | file_found = Qnil; | |
6343 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
6344 | GCPRO2 (file_found, search_path); | |
6345 | ||
6346 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
6347 | fd = openp (search_path, file, "", &file_found, 0); | |
6348 | ||
939d6465 | 6349 | if (fd == -1) |
333b20bb GM |
6350 | file_found = Qnil; |
6351 | else | |
6352 | close (fd); | |
6353 | ||
6354 | UNGCPRO; | |
6355 | return file_found; | |
6356 | } | |
6357 | ||
6358 | ||
5be6c3b0 GM |
6359 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
6360 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 6361 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
6362 | |
6363 | static char * | |
6364 | slurp_file (file, size) | |
6365 | char *file; | |
6366 | int *size; | |
6367 | { | |
6368 | FILE *fp = NULL; | |
6369 | char *buf = NULL; | |
6370 | struct stat st; | |
6371 | ||
6372 | if (stat (file, &st) == 0 | |
6373 | && (fp = fopen (file, "r")) != NULL | |
6374 | && (buf = (char *) xmalloc (st.st_size), | |
6375 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
6376 | { | |
6377 | *size = st.st_size; | |
6378 | fclose (fp); | |
6379 | } | |
6380 | else | |
6381 | { | |
6382 | if (fp) | |
6383 | fclose (fp); | |
6384 | if (buf) | |
6385 | { | |
6386 | xfree (buf); | |
6387 | buf = NULL; | |
6388 | } | |
6389 | } | |
6390 | ||
6391 | return buf; | |
6392 | } | |
6393 | ||
6394 | ||
333b20bb GM |
6395 | \f |
6396 | /*********************************************************************** | |
6397 | XBM images | |
6398 | ***********************************************************************/ | |
6399 | ||
5be6c3b0 | 6400 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 6401 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
6402 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
6403 | char *, char *)); | |
333b20bb | 6404 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
6405 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
6406 | unsigned char **)); | |
6407 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
6408 | |
6409 | ||
6410 | /* Indices of image specification fields in xbm_format, below. */ | |
6411 | ||
6412 | enum xbm_keyword_index | |
6413 | { | |
6414 | XBM_TYPE, | |
6415 | XBM_FILE, | |
6416 | XBM_WIDTH, | |
6417 | XBM_HEIGHT, | |
6418 | XBM_DATA, | |
6419 | XBM_FOREGROUND, | |
6420 | XBM_BACKGROUND, | |
6421 | XBM_ASCENT, | |
6422 | XBM_MARGIN, | |
6423 | XBM_RELIEF, | |
6424 | XBM_ALGORITHM, | |
6425 | XBM_HEURISTIC_MASK, | |
4a8e312c | 6426 | XBM_MASK, |
333b20bb GM |
6427 | XBM_LAST |
6428 | }; | |
6429 | ||
6430 | /* Vector of image_keyword structures describing the format | |
6431 | of valid XBM image specifications. */ | |
6432 | ||
6433 | static struct image_keyword xbm_format[XBM_LAST] = | |
6434 | { | |
6435 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6436 | {":file", IMAGE_STRING_VALUE, 0}, | |
6437 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6438 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6439 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6f1be3b9 GM |
6440 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
6441 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
7c7ff7f5 | 6442 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 6443 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 6444 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 6445 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
6446 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6447 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
6448 | }; |
6449 | ||
6450 | /* Structure describing the image type XBM. */ | |
6451 | ||
6452 | static struct image_type xbm_type = | |
6453 | { | |
6454 | &Qxbm, | |
6455 | xbm_image_p, | |
6456 | xbm_load, | |
6457 | x_clear_image, | |
6458 | NULL | |
6459 | }; | |
6460 | ||
6461 | /* Tokens returned from xbm_scan. */ | |
6462 | ||
6463 | enum xbm_token | |
6464 | { | |
6465 | XBM_TK_IDENT = 256, | |
6466 | XBM_TK_NUMBER | |
6467 | }; | |
6468 | ||
6469 | ||
6470 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6471 | A valid specification is a list starting with the symbol `image' | |
6472 | The rest of the list is a property list which must contain an | |
6473 | entry `:type xbm.. | |
6474 | ||
6475 | If the specification specifies a file to load, it must contain | |
6476 | an entry `:file FILENAME' where FILENAME is a string. | |
6477 | ||
6478 | If the specification is for a bitmap loaded from memory it must | |
6479 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6480 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6481 | ||
6482 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6483 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6484 | ||
6485 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6486 | ||
6487 | 3. a vector of strings or bool-vectors, one for each line of the | |
6488 | bitmap. | |
6489 | ||
5be6c3b0 GM |
6490 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
6491 | may not be specified in this case because they are defined in the | |
6492 | XBM file. | |
6493 | ||
333b20bb GM |
6494 | Both the file and data forms may contain the additional entries |
6495 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6496 | foreground and background of the frame on which the image is | |
e3130015 | 6497 | displayed is used. */ |
333b20bb GM |
6498 | |
6499 | static int | |
6500 | xbm_image_p (object) | |
6501 | Lisp_Object object; | |
6502 | { | |
6503 | struct image_keyword kw[XBM_LAST]; | |
6504 | ||
6505 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6506 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6507 | return 0; |
6508 | ||
6509 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6510 | ||
6511 | if (kw[XBM_FILE].count) | |
6512 | { | |
6513 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6514 | return 0; | |
6515 | } | |
5be6c3b0 GM |
6516 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
6517 | { | |
6518 | /* In-memory XBM file. */ | |
6519 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
6520 | return 0; | |
6521 | } | |
333b20bb GM |
6522 | else |
6523 | { | |
6524 | Lisp_Object data; | |
6525 | int width, height; | |
6526 | ||
6527 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6528 | if (!kw[XBM_WIDTH].count | |
6529 | || !kw[XBM_HEIGHT].count | |
6530 | || !kw[XBM_DATA].count) | |
6531 | return 0; | |
6532 | ||
6533 | data = kw[XBM_DATA].value; | |
6534 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6535 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6536 | ||
6537 | /* Check type of data, and width and height against contents of | |
6538 | data. */ | |
6539 | if (VECTORP (data)) | |
6540 | { | |
6541 | int i; | |
6542 | ||
6543 | /* Number of elements of the vector must be >= height. */ | |
6544 | if (XVECTOR (data)->size < height) | |
6545 | return 0; | |
6546 | ||
6547 | /* Each string or bool-vector in data must be large enough | |
6548 | for one line of the image. */ | |
6549 | for (i = 0; i < height; ++i) | |
6550 | { | |
6551 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6552 | ||
6553 | if (STRINGP (elt)) | |
6554 | { | |
6555 | if (XSTRING (elt)->size | |
6556 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6557 | return 0; | |
6558 | } | |
6559 | else if (BOOL_VECTOR_P (elt)) | |
6560 | { | |
6561 | if (XBOOL_VECTOR (elt)->size < width) | |
6562 | return 0; | |
6563 | } | |
6564 | else | |
6565 | return 0; | |
6566 | } | |
6567 | } | |
6568 | else if (STRINGP (data)) | |
6569 | { | |
6570 | if (XSTRING (data)->size | |
6571 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6572 | return 0; | |
6573 | } | |
6574 | else if (BOOL_VECTOR_P (data)) | |
6575 | { | |
6576 | if (XBOOL_VECTOR (data)->size < width * height) | |
6577 | return 0; | |
6578 | } | |
6579 | else | |
6580 | return 0; | |
6581 | } | |
6582 | ||
333b20bb GM |
6583 | return 1; |
6584 | } | |
6585 | ||
6586 | ||
6587 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6588 | either an enumerator from enum xbm_token, or a character for a | |
6589 | single-character token, or 0 at end of file. If scanning an | |
6590 | identifier, store the lexeme of the identifier in SVAL. If | |
6591 | scanning a number, store its value in *IVAL. */ | |
6592 | ||
6593 | static int | |
5be6c3b0 GM |
6594 | xbm_scan (s, end, sval, ival) |
6595 | char **s, *end; | |
333b20bb GM |
6596 | char *sval; |
6597 | int *ival; | |
6598 | { | |
6599 | int c; | |
0a695da7 GM |
6600 | |
6601 | loop: | |
333b20bb GM |
6602 | |
6603 | /* Skip white space. */ | |
5be6c3b0 | 6604 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
6605 | ; |
6606 | ||
5be6c3b0 | 6607 | if (*s >= end) |
333b20bb GM |
6608 | c = 0; |
6609 | else if (isdigit (c)) | |
6610 | { | |
6611 | int value = 0, digit; | |
6612 | ||
5be6c3b0 | 6613 | if (c == '0' && *s < end) |
333b20bb | 6614 | { |
5be6c3b0 | 6615 | c = *(*s)++; |
333b20bb GM |
6616 | if (c == 'x' || c == 'X') |
6617 | { | |
5be6c3b0 | 6618 | while (*s < end) |
333b20bb | 6619 | { |
5be6c3b0 | 6620 | c = *(*s)++; |
333b20bb GM |
6621 | if (isdigit (c)) |
6622 | digit = c - '0'; | |
6623 | else if (c >= 'a' && c <= 'f') | |
6624 | digit = c - 'a' + 10; | |
6625 | else if (c >= 'A' && c <= 'F') | |
6626 | digit = c - 'A' + 10; | |
6627 | else | |
6628 | break; | |
6629 | value = 16 * value + digit; | |
6630 | } | |
6631 | } | |
6632 | else if (isdigit (c)) | |
6633 | { | |
6634 | value = c - '0'; | |
5be6c3b0 GM |
6635 | while (*s < end |
6636 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6637 | value = 8 * value + c - '0'; |
6638 | } | |
6639 | } | |
6640 | else | |
6641 | { | |
6642 | value = c - '0'; | |
5be6c3b0 GM |
6643 | while (*s < end |
6644 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6645 | value = 10 * value + c - '0'; |
6646 | } | |
6647 | ||
5be6c3b0 GM |
6648 | if (*s < end) |
6649 | *s = *s - 1; | |
333b20bb GM |
6650 | *ival = value; |
6651 | c = XBM_TK_NUMBER; | |
6652 | } | |
6653 | else if (isalpha (c) || c == '_') | |
6654 | { | |
6655 | *sval++ = c; | |
5be6c3b0 GM |
6656 | while (*s < end |
6657 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
6658 | *sval++ = c; |
6659 | *sval = 0; | |
5be6c3b0 GM |
6660 | if (*s < end) |
6661 | *s = *s - 1; | |
333b20bb GM |
6662 | c = XBM_TK_IDENT; |
6663 | } | |
0a695da7 GM |
6664 | else if (c == '/' && **s == '*') |
6665 | { | |
6666 | /* C-style comment. */ | |
6667 | ++*s; | |
6668 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
6669 | ++*s; | |
6670 | if (**s) | |
6671 | { | |
6672 | *s += 2; | |
6673 | goto loop; | |
6674 | } | |
6675 | } | |
333b20bb GM |
6676 | |
6677 | return c; | |
6678 | } | |
6679 | ||
6680 | ||
6681 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
6682 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
6683 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
6684 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
6685 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 6686 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
6687 | |
6688 | static int | |
5be6c3b0 GM |
6689 | xbm_read_bitmap_data (contents, end, width, height, data) |
6690 | char *contents, *end; | |
333b20bb GM |
6691 | int *width, *height; |
6692 | unsigned char **data; | |
6693 | { | |
5be6c3b0 | 6694 | char *s = contents; |
333b20bb GM |
6695 | char buffer[BUFSIZ]; |
6696 | int padding_p = 0; | |
6697 | int v10 = 0; | |
6698 | int bytes_per_line, i, nbytes; | |
6699 | unsigned char *p; | |
6700 | int value; | |
6701 | int LA1; | |
6702 | ||
6703 | #define match() \ | |
5be6c3b0 | 6704 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
6705 | |
6706 | #define expect(TOKEN) \ | |
6707 | if (LA1 != (TOKEN)) \ | |
6708 | goto failure; \ | |
6709 | else \ | |
6710 | match () | |
6711 | ||
6712 | #define expect_ident(IDENT) \ | |
6713 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
6714 | match (); \ | |
6715 | else \ | |
6716 | goto failure | |
6717 | ||
333b20bb | 6718 | *width = *height = -1; |
5be6c3b0 GM |
6719 | if (data) |
6720 | *data = NULL; | |
6721 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
6722 | |
6723 | /* Parse defines for width, height and hot-spots. */ | |
6724 | while (LA1 == '#') | |
6725 | { | |
333b20bb GM |
6726 | match (); |
6727 | expect_ident ("define"); | |
6728 | expect (XBM_TK_IDENT); | |
6729 | ||
6730 | if (LA1 == XBM_TK_NUMBER); | |
6731 | { | |
6732 | char *p = strrchr (buffer, '_'); | |
6733 | p = p ? p + 1 : buffer; | |
6734 | if (strcmp (p, "width") == 0) | |
6735 | *width = value; | |
6736 | else if (strcmp (p, "height") == 0) | |
6737 | *height = value; | |
6738 | } | |
6739 | expect (XBM_TK_NUMBER); | |
6740 | } | |
6741 | ||
6742 | if (*width < 0 || *height < 0) | |
6743 | goto failure; | |
5be6c3b0 GM |
6744 | else if (data == NULL) |
6745 | goto success; | |
333b20bb GM |
6746 | |
6747 | /* Parse bits. Must start with `static'. */ | |
6748 | expect_ident ("static"); | |
6749 | if (LA1 == XBM_TK_IDENT) | |
6750 | { | |
6751 | if (strcmp (buffer, "unsigned") == 0) | |
6752 | { | |
6753 | match (); | |
6754 | expect_ident ("char"); | |
6755 | } | |
6756 | else if (strcmp (buffer, "short") == 0) | |
6757 | { | |
6758 | match (); | |
6759 | v10 = 1; | |
6760 | if (*width % 16 && *width % 16 < 9) | |
6761 | padding_p = 1; | |
6762 | } | |
6763 | else if (strcmp (buffer, "char") == 0) | |
6764 | match (); | |
6765 | else | |
6766 | goto failure; | |
6767 | } | |
6768 | else | |
6769 | goto failure; | |
6770 | ||
6771 | expect (XBM_TK_IDENT); | |
6772 | expect ('['); | |
6773 | expect (']'); | |
6774 | expect ('='); | |
6775 | expect ('{'); | |
6776 | ||
6777 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
6778 | nbytes = bytes_per_line * *height; | |
6779 | p = *data = (char *) xmalloc (nbytes); | |
6780 | ||
6781 | if (v10) | |
6782 | { | |
333b20bb GM |
6783 | for (i = 0; i < nbytes; i += 2) |
6784 | { | |
6785 | int val = value; | |
6786 | expect (XBM_TK_NUMBER); | |
6787 | ||
6788 | *p++ = val; | |
6789 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
6790 | *p++ = value >> 8; | |
6791 | ||
6792 | if (LA1 == ',' || LA1 == '}') | |
6793 | match (); | |
6794 | else | |
6795 | goto failure; | |
6796 | } | |
6797 | } | |
6798 | else | |
6799 | { | |
6800 | for (i = 0; i < nbytes; ++i) | |
6801 | { | |
6802 | int val = value; | |
6803 | expect (XBM_TK_NUMBER); | |
6804 | ||
6805 | *p++ = val; | |
6806 | ||
6807 | if (LA1 == ',' || LA1 == '}') | |
6808 | match (); | |
6809 | else | |
6810 | goto failure; | |
6811 | } | |
6812 | } | |
6813 | ||
5be6c3b0 | 6814 | success: |
333b20bb GM |
6815 | return 1; |
6816 | ||
6817 | failure: | |
6818 | ||
5be6c3b0 | 6819 | if (data && *data) |
333b20bb GM |
6820 | { |
6821 | xfree (*data); | |
6822 | *data = NULL; | |
6823 | } | |
6824 | return 0; | |
6825 | ||
6826 | #undef match | |
6827 | #undef expect | |
6828 | #undef expect_ident | |
6829 | } | |
6830 | ||
6831 | ||
5be6c3b0 GM |
6832 | /* Load XBM image IMG which will be displayed on frame F from buffer |
6833 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
6834 | successful. */ | |
333b20bb GM |
6835 | |
6836 | static int | |
5be6c3b0 | 6837 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
6838 | struct frame *f; |
6839 | struct image *img; | |
5be6c3b0 | 6840 | char *contents, *end; |
333b20bb GM |
6841 | { |
6842 | int rc; | |
6843 | unsigned char *data; | |
6844 | int success_p = 0; | |
333b20bb | 6845 | |
5be6c3b0 | 6846 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
6847 | if (rc) |
6848 | { | |
6849 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6850 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6851 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6852 | Lisp_Object value; | |
6853 | ||
6854 | xassert (img->width > 0 && img->height > 0); | |
6855 | ||
6856 | /* Get foreground and background colors, maybe allocate colors. */ | |
6857 | value = image_spec_value (img->spec, QCforeground, NULL); | |
6858 | if (!NILP (value)) | |
6859 | foreground = x_alloc_image_color (f, img, value, foreground); | |
6860 | ||
6861 | value = image_spec_value (img->spec, QCbackground, NULL); | |
6862 | if (!NILP (value)) | |
6863 | background = x_alloc_image_color (f, img, value, background); | |
6864 | ||
333b20bb GM |
6865 | img->pixmap |
6866 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6867 | FRAME_X_WINDOW (f), | |
6868 | data, | |
6869 | img->width, img->height, | |
6870 | foreground, background, | |
6871 | depth); | |
6872 | xfree (data); | |
6873 | ||
dd00328a | 6874 | if (img->pixmap == None) |
333b20bb GM |
6875 | { |
6876 | x_clear_image (f, img); | |
5be6c3b0 | 6877 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
6878 | } |
6879 | else | |
6880 | success_p = 1; | |
333b20bb GM |
6881 | } |
6882 | else | |
45158a91 | 6883 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 6884 | |
333b20bb GM |
6885 | return success_p; |
6886 | } | |
6887 | ||
6888 | ||
5be6c3b0 GM |
6889 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
6890 | ||
6891 | static int | |
6892 | xbm_file_p (data) | |
6893 | Lisp_Object data; | |
6894 | { | |
6895 | int w, h; | |
6896 | return (STRINGP (data) | |
6897 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
6898 | (XSTRING (data)->data | |
6899 | + STRING_BYTES (XSTRING (data))), | |
6900 | &w, &h, NULL)); | |
6901 | } | |
6902 | ||
6903 | ||
333b20bb GM |
6904 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
6905 | non-zero if successful. */ | |
6906 | ||
6907 | static int | |
6908 | xbm_load (f, img) | |
6909 | struct frame *f; | |
6910 | struct image *img; | |
6911 | { | |
6912 | int success_p = 0; | |
6913 | Lisp_Object file_name; | |
6914 | ||
6915 | xassert (xbm_image_p (img->spec)); | |
6916 | ||
6917 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
6918 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
6919 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
6920 | { |
6921 | Lisp_Object file; | |
6922 | char *contents; | |
6923 | int size; | |
6924 | struct gcpro gcpro1; | |
6925 | ||
6926 | file = x_find_image_file (file_name); | |
6927 | GCPRO1 (file); | |
6928 | if (!STRINGP (file)) | |
6929 | { | |
6930 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
6931 | UNGCPRO; | |
6932 | return 0; | |
6933 | } | |
6934 | ||
6935 | contents = slurp_file (XSTRING (file)->data, &size); | |
6936 | if (contents == NULL) | |
6937 | { | |
6938 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
6939 | UNGCPRO; | |
6940 | return 0; | |
6941 | } | |
6942 | ||
6943 | success_p = xbm_load_image (f, img, contents, contents + size); | |
6944 | UNGCPRO; | |
6945 | } | |
333b20bb GM |
6946 | else |
6947 | { | |
6948 | struct image_keyword fmt[XBM_LAST]; | |
6949 | Lisp_Object data; | |
6950 | int depth; | |
6951 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6952 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6953 | char *bits; | |
9b207e8e | 6954 | int parsed_p; |
5be6c3b0 GM |
6955 | int in_memory_file_p = 0; |
6956 | ||
6957 | /* See if data looks like an in-memory XBM file. */ | |
6958 | data = image_spec_value (img->spec, QCdata, NULL); | |
6959 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 6960 | |
5be6c3b0 | 6961 | /* Parse the image specification. */ |
333b20bb | 6962 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 6963 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
6964 | xassert (parsed_p); |
6965 | ||
6966 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
6967 | if (!in_memory_file_p) |
6968 | { | |
6969 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
6970 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
6971 | xassert (img->width > 0 && img->height > 0); | |
6972 | } | |
333b20bb | 6973 | |
333b20bb | 6974 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
6975 | if (fmt[XBM_FOREGROUND].count |
6976 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
333b20bb GM |
6977 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
6978 | foreground); | |
6f1be3b9 GM |
6979 | if (fmt[XBM_BACKGROUND].count |
6980 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
333b20bb GM |
6981 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
6982 | background); | |
6983 | ||
5be6c3b0 GM |
6984 | if (in_memory_file_p) |
6985 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
6986 | (XSTRING (data)->data | |
6987 | + STRING_BYTES (XSTRING (data)))); | |
6988 | else | |
333b20bb | 6989 | { |
5be6c3b0 GM |
6990 | if (VECTORP (data)) |
6991 | { | |
6992 | int i; | |
6993 | char *p; | |
6994 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
333b20bb | 6995 | |
5be6c3b0 GM |
6996 | p = bits = (char *) alloca (nbytes * img->height); |
6997 | for (i = 0; i < img->height; ++i, p += nbytes) | |
6998 | { | |
6999 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
7000 | if (STRINGP (line)) | |
7001 | bcopy (XSTRING (line)->data, p, nbytes); | |
7002 | else | |
7003 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
7004 | } | |
7005 | } | |
7006 | else if (STRINGP (data)) | |
7007 | bits = XSTRING (data)->data; | |
7008 | else | |
7009 | bits = XBOOL_VECTOR (data)->data; | |
7010 | ||
7011 | /* Create the pixmap. */ | |
7012 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7013 | img->pixmap | |
7014 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7015 | FRAME_X_WINDOW (f), | |
7016 | bits, | |
7017 | img->width, img->height, | |
7018 | foreground, background, | |
7019 | depth); | |
7020 | if (img->pixmap) | |
7021 | success_p = 1; | |
7022 | else | |
333b20bb | 7023 | { |
5be6c3b0 GM |
7024 | image_error ("Unable to create pixmap for XBM image `%s'", |
7025 | img->spec, Qnil); | |
7026 | x_clear_image (f, img); | |
333b20bb GM |
7027 | } |
7028 | } | |
333b20bb GM |
7029 | } |
7030 | ||
7031 | return success_p; | |
7032 | } | |
7033 | ||
7034 | ||
7035 | \f | |
7036 | /*********************************************************************** | |
7037 | XPM images | |
7038 | ***********************************************************************/ | |
7039 | ||
7040 | #if HAVE_XPM | |
7041 | ||
7042 | static int xpm_image_p P_ ((Lisp_Object object)); | |
7043 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
7044 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
7045 | ||
7046 | #include "X11/xpm.h" | |
7047 | ||
7048 | /* The symbol `xpm' identifying XPM-format images. */ | |
7049 | ||
7050 | Lisp_Object Qxpm; | |
7051 | ||
7052 | /* Indices of image specification fields in xpm_format, below. */ | |
7053 | ||
7054 | enum xpm_keyword_index | |
7055 | { | |
7056 | XPM_TYPE, | |
7057 | XPM_FILE, | |
7058 | XPM_DATA, | |
7059 | XPM_ASCENT, | |
7060 | XPM_MARGIN, | |
7061 | XPM_RELIEF, | |
7062 | XPM_ALGORITHM, | |
7063 | XPM_HEURISTIC_MASK, | |
4a8e312c | 7064 | XPM_MASK, |
333b20bb GM |
7065 | XPM_COLOR_SYMBOLS, |
7066 | XPM_LAST | |
7067 | }; | |
7068 | ||
7069 | /* Vector of image_keyword structures describing the format | |
7070 | of valid XPM image specifications. */ | |
7071 | ||
7072 | static struct image_keyword xpm_format[XPM_LAST] = | |
7073 | { | |
7074 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
7075 | {":file", IMAGE_STRING_VALUE, 0}, | |
7076 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7077 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7078 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7079 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7080 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 7081 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7082 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb GM |
7083 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0} |
7084 | }; | |
7085 | ||
7086 | /* Structure describing the image type XBM. */ | |
7087 | ||
7088 | static struct image_type xpm_type = | |
7089 | { | |
7090 | &Qxpm, | |
7091 | xpm_image_p, | |
7092 | xpm_load, | |
7093 | x_clear_image, | |
7094 | NULL | |
7095 | }; | |
7096 | ||
7097 | ||
b243755a GM |
7098 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
7099 | functions for allocating image colors. Our own functions handle | |
7100 | color allocation failures more gracefully than the ones on the XPM | |
7101 | lib. */ | |
7102 | ||
7103 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
7104 | #define ALLOC_XPM_COLORS | |
7105 | #endif | |
7106 | ||
7107 | #ifdef ALLOC_XPM_COLORS | |
7108 | ||
f72c62ad | 7109 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
7110 | static void xpm_free_color_cache P_ ((void)); |
7111 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
7112 | static int xpm_color_bucket P_ ((char *)); |
7113 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
7114 | XColor *, int)); | |
b243755a GM |
7115 | |
7116 | /* An entry in a hash table used to cache color definitions of named | |
7117 | colors. This cache is necessary to speed up XPM image loading in | |
7118 | case we do color allocations ourselves. Without it, we would need | |
7119 | a call to XParseColor per pixel in the image. */ | |
7120 | ||
7121 | struct xpm_cached_color | |
7122 | { | |
7123 | /* Next in collision chain. */ | |
7124 | struct xpm_cached_color *next; | |
7125 | ||
7126 | /* Color definition (RGB and pixel color). */ | |
7127 | XColor color; | |
7128 | ||
7129 | /* Color name. */ | |
7130 | char name[1]; | |
7131 | }; | |
7132 | ||
7133 | /* The hash table used for the color cache, and its bucket vector | |
7134 | size. */ | |
7135 | ||
7136 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
7137 | struct xpm_cached_color **xpm_color_cache; | |
7138 | ||
b243755a GM |
7139 | /* Initialize the color cache. */ |
7140 | ||
7141 | static void | |
f72c62ad GM |
7142 | xpm_init_color_cache (f, attrs) |
7143 | struct frame *f; | |
7144 | XpmAttributes *attrs; | |
b243755a GM |
7145 | { |
7146 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
7147 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
7148 | memset (xpm_color_cache, 0, nbytes); | |
7149 | init_color_table (); | |
f72c62ad GM |
7150 | |
7151 | if (attrs->valuemask & XpmColorSymbols) | |
7152 | { | |
7153 | int i; | |
7154 | XColor color; | |
7155 | ||
7156 | for (i = 0; i < attrs->numsymbols; ++i) | |
7157 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7158 | attrs->colorsymbols[i].value, &color)) | |
7159 | { | |
7160 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
7161 | color.blue); | |
7162 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
7163 | } | |
7164 | } | |
b243755a GM |
7165 | } |
7166 | ||
7167 | ||
7168 | /* Free the color cache. */ | |
7169 | ||
7170 | static void | |
7171 | xpm_free_color_cache () | |
7172 | { | |
7173 | struct xpm_cached_color *p, *next; | |
7174 | int i; | |
7175 | ||
7176 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
7177 | for (p = xpm_color_cache[i]; p; p = next) | |
7178 | { | |
7179 | next = p->next; | |
7180 | xfree (p); | |
7181 | } | |
7182 | ||
7183 | xfree (xpm_color_cache); | |
7184 | xpm_color_cache = NULL; | |
7185 | free_color_table (); | |
7186 | } | |
7187 | ||
7188 | ||
f72c62ad GM |
7189 | /* Return the bucket index for color named COLOR_NAME in the color |
7190 | cache. */ | |
7191 | ||
7192 | static int | |
7193 | xpm_color_bucket (color_name) | |
7194 | char *color_name; | |
7195 | { | |
7196 | unsigned h = 0; | |
7197 | char *s; | |
7198 | ||
7199 | for (s = color_name; *s; ++s) | |
7200 | h = (h << 2) ^ *s; | |
7201 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
7202 | } | |
7203 | ||
7204 | ||
7205 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
7206 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
7207 | entry added. */ | |
7208 | ||
7209 | static struct xpm_cached_color * | |
7210 | xpm_cache_color (f, color_name, color, bucket) | |
7211 | struct frame *f; | |
7212 | char *color_name; | |
7213 | XColor *color; | |
7214 | int bucket; | |
7215 | { | |
7216 | size_t nbytes; | |
7217 | struct xpm_cached_color *p; | |
7218 | ||
7219 | if (bucket < 0) | |
7220 | bucket = xpm_color_bucket (color_name); | |
7221 | ||
7222 | nbytes = sizeof *p + strlen (color_name); | |
7223 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
7224 | strcpy (p->name, color_name); | |
7225 | p->color = *color; | |
7226 | p->next = xpm_color_cache[bucket]; | |
7227 | xpm_color_cache[bucket] = p; | |
7228 | return p; | |
7229 | } | |
7230 | ||
7231 | ||
b243755a GM |
7232 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
7233 | return the cached definition in *COLOR. Otherwise, make a new | |
7234 | entry in the cache and allocate the color. Value is zero if color | |
7235 | allocation failed. */ | |
7236 | ||
7237 | static int | |
7238 | xpm_lookup_color (f, color_name, color) | |
7239 | struct frame *f; | |
7240 | char *color_name; | |
7241 | XColor *color; | |
7242 | { | |
b243755a | 7243 | struct xpm_cached_color *p; |
83676598 | 7244 | int h = xpm_color_bucket (color_name); |
b243755a GM |
7245 | |
7246 | for (p = xpm_color_cache[h]; p; p = p->next) | |
7247 | if (strcmp (p->name, color_name) == 0) | |
7248 | break; | |
7249 | ||
7250 | if (p != NULL) | |
7251 | *color = p->color; | |
7252 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7253 | color_name, color)) | |
7254 | { | |
b243755a GM |
7255 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
7256 | color->blue); | |
f72c62ad | 7257 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 7258 | } |
f72c62ad | 7259 | |
b243755a GM |
7260 | return p != NULL; |
7261 | } | |
7262 | ||
7263 | ||
7264 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
7265 | CLOSURE is a pointer to the frame on which we allocate the | |
7266 | color. Return in *COLOR the allocated color. Value is non-zero | |
7267 | if successful. */ | |
7268 | ||
7269 | static int | |
7270 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
7271 | Display *dpy; | |
7272 | Colormap cmap; | |
7273 | char *color_name; | |
7274 | XColor *color; | |
7275 | void *closure; | |
7276 | { | |
7277 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
7278 | } | |
7279 | ||
7280 | ||
7281 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
7282 | is a pointer to the frame on which we allocate the color. Value is | |
7283 | non-zero if successful. */ | |
7284 | ||
7285 | static int | |
7286 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
7287 | Display *dpy; | |
7288 | Colormap cmap; | |
7289 | Pixel *pixels; | |
7290 | int npixels; | |
7291 | void *closure; | |
7292 | { | |
7293 | return 1; | |
7294 | } | |
7295 | ||
7296 | #endif /* ALLOC_XPM_COLORS */ | |
7297 | ||
7298 | ||
333b20bb GM |
7299 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
7300 | for XPM images. Such a list must consist of conses whose car and | |
7301 | cdr are strings. */ | |
7302 | ||
7303 | static int | |
7304 | xpm_valid_color_symbols_p (color_symbols) | |
7305 | Lisp_Object color_symbols; | |
7306 | { | |
7307 | while (CONSP (color_symbols)) | |
7308 | { | |
7309 | Lisp_Object sym = XCAR (color_symbols); | |
7310 | if (!CONSP (sym) | |
7311 | || !STRINGP (XCAR (sym)) | |
7312 | || !STRINGP (XCDR (sym))) | |
7313 | break; | |
7314 | color_symbols = XCDR (color_symbols); | |
7315 | } | |
7316 | ||
7317 | return NILP (color_symbols); | |
7318 | } | |
7319 | ||
7320 | ||
7321 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
7322 | ||
7323 | static int | |
7324 | xpm_image_p (object) | |
7325 | Lisp_Object object; | |
7326 | { | |
7327 | struct image_keyword fmt[XPM_LAST]; | |
7328 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 7329 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
7330 | /* Either `:file' or `:data' must be present. */ |
7331 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
7332 | /* Either no `:color-symbols' or it's a list of conses | |
7333 | whose car and cdr are strings. */ | |
7334 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 7335 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
7336 | } |
7337 | ||
7338 | ||
7339 | /* Load image IMG which will be displayed on frame F. Value is | |
7340 | non-zero if successful. */ | |
7341 | ||
7342 | static int | |
7343 | xpm_load (f, img) | |
7344 | struct frame *f; | |
7345 | struct image *img; | |
7346 | { | |
9b207e8e | 7347 | int rc; |
333b20bb GM |
7348 | XpmAttributes attrs; |
7349 | Lisp_Object specified_file, color_symbols; | |
7350 | ||
7351 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
7352 | close colors. Return colors allocated. */ | |
7353 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
7354 | attrs.visual = FRAME_X_VISUAL (f); |
7355 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 7356 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 7357 | attrs.valuemask |= XpmColormap; |
b243755a GM |
7358 | |
7359 | #ifdef ALLOC_XPM_COLORS | |
7360 | /* Allocate colors with our own functions which handle | |
7361 | failing color allocation more gracefully. */ | |
7362 | attrs.color_closure = f; | |
7363 | attrs.alloc_color = xpm_alloc_color; | |
7364 | attrs.free_colors = xpm_free_colors; | |
7365 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
7366 | #else /* not ALLOC_XPM_COLORS */ | |
7367 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 7368 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 7369 | #ifdef XpmAllocCloseColors |
333b20bb GM |
7370 | attrs.alloc_close_colors = 1; |
7371 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 7372 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
7373 | attrs.closeness = 600; |
7374 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
7375 | #endif /* not XpmAllocCloseColors */ |
7376 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
7377 | |
7378 | /* If image specification contains symbolic color definitions, add | |
7379 | these to `attrs'. */ | |
7380 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
7381 | if (CONSP (color_symbols)) | |
7382 | { | |
7383 | Lisp_Object tail; | |
7384 | XpmColorSymbol *xpm_syms; | |
7385 | int i, size; | |
7386 | ||
7387 | attrs.valuemask |= XpmColorSymbols; | |
7388 | ||
7389 | /* Count number of symbols. */ | |
7390 | attrs.numsymbols = 0; | |
7391 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
7392 | ++attrs.numsymbols; | |
7393 | ||
7394 | /* Allocate an XpmColorSymbol array. */ | |
7395 | size = attrs.numsymbols * sizeof *xpm_syms; | |
7396 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
7397 | bzero (xpm_syms, size); | |
7398 | attrs.colorsymbols = xpm_syms; | |
7399 | ||
7400 | /* Fill the color symbol array. */ | |
7401 | for (tail = color_symbols, i = 0; | |
7402 | CONSP (tail); | |
7403 | ++i, tail = XCDR (tail)) | |
7404 | { | |
7405 | Lisp_Object name = XCAR (XCAR (tail)); | |
7406 | Lisp_Object color = XCDR (XCAR (tail)); | |
7407 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
7408 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
7409 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
7410 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
7411 | } | |
7412 | } | |
7413 | ||
7414 | /* Create a pixmap for the image, either from a file, or from a | |
7415 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 7416 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 7417 | xpm_init_color_cache (f, &attrs); |
b243755a GM |
7418 | #endif |
7419 | ||
333b20bb GM |
7420 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
7421 | if (STRINGP (specified_file)) | |
7422 | { | |
7423 | Lisp_Object file = x_find_image_file (specified_file); | |
7424 | if (!STRINGP (file)) | |
7425 | { | |
45158a91 | 7426 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
7427 | return 0; |
7428 | } | |
7429 | ||
7430 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7431 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
7432 | &attrs); | |
7433 | } | |
7434 | else | |
7435 | { | |
7436 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
7437 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7438 | XSTRING (buffer)->data, | |
7439 | &img->pixmap, &img->mask, | |
7440 | &attrs); | |
7441 | } | |
333b20bb GM |
7442 | |
7443 | if (rc == XpmSuccess) | |
7444 | { | |
b243755a GM |
7445 | #ifdef ALLOC_XPM_COLORS |
7446 | img->colors = colors_in_color_table (&img->ncolors); | |
7447 | #else /* not ALLOC_XPM_COLORS */ | |
f47a9ec4 KR |
7448 | int i; |
7449 | ||
333b20bb GM |
7450 | img->ncolors = attrs.nalloc_pixels; |
7451 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
7452 | * sizeof *img->colors); | |
7453 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
7454 | { |
7455 | img->colors[i] = attrs.alloc_pixels[i]; | |
7456 | #ifdef DEBUG_X_COLORS | |
7457 | register_color (img->colors[i]); | |
7458 | #endif | |
7459 | } | |
b243755a | 7460 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
7461 | |
7462 | img->width = attrs.width; | |
7463 | img->height = attrs.height; | |
7464 | xassert (img->width > 0 && img->height > 0); | |
7465 | ||
7466 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 7467 | XpmFreeAttributes (&attrs); |
333b20bb GM |
7468 | } |
7469 | else | |
7470 | { | |
7471 | switch (rc) | |
7472 | { | |
7473 | case XpmOpenFailed: | |
7474 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
7475 | break; | |
7476 | ||
7477 | case XpmFileInvalid: | |
7478 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
7479 | break; | |
7480 | ||
7481 | case XpmNoMemory: | |
7482 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
7483 | break; | |
7484 | ||
7485 | case XpmColorFailed: | |
7486 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
7487 | break; | |
7488 | ||
7489 | default: | |
7490 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
7491 | break; | |
7492 | } | |
7493 | } | |
7494 | ||
b243755a GM |
7495 | #ifdef ALLOC_XPM_COLORS |
7496 | xpm_free_color_cache (); | |
7497 | #endif | |
333b20bb GM |
7498 | return rc == XpmSuccess; |
7499 | } | |
7500 | ||
7501 | #endif /* HAVE_XPM != 0 */ | |
7502 | ||
7503 | \f | |
7504 | /*********************************************************************** | |
7505 | Color table | |
7506 | ***********************************************************************/ | |
7507 | ||
7508 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
7509 | ||
7510 | struct ct_color | |
7511 | { | |
7512 | int r, g, b; | |
7513 | unsigned long pixel; | |
7514 | ||
7515 | /* Next in color table collision list. */ | |
7516 | struct ct_color *next; | |
7517 | }; | |
7518 | ||
7519 | /* The bucket vector size to use. Must be prime. */ | |
7520 | ||
7521 | #define CT_SIZE 101 | |
7522 | ||
7523 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
7524 | ||
7525 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
7526 | ||
7527 | /* The color hash table. */ | |
7528 | ||
7529 | struct ct_color **ct_table; | |
7530 | ||
7531 | /* Number of entries in the color table. */ | |
7532 | ||
7533 | int ct_colors_allocated; | |
7534 | ||
333b20bb GM |
7535 | /* Initialize the color table. */ |
7536 | ||
7537 | static void | |
7538 | init_color_table () | |
7539 | { | |
7540 | int size = CT_SIZE * sizeof (*ct_table); | |
7541 | ct_table = (struct ct_color **) xmalloc (size); | |
7542 | bzero (ct_table, size); | |
7543 | ct_colors_allocated = 0; | |
7544 | } | |
7545 | ||
7546 | ||
7547 | /* Free memory associated with the color table. */ | |
7548 | ||
7549 | static void | |
7550 | free_color_table () | |
7551 | { | |
7552 | int i; | |
7553 | struct ct_color *p, *next; | |
7554 | ||
7555 | for (i = 0; i < CT_SIZE; ++i) | |
7556 | for (p = ct_table[i]; p; p = next) | |
7557 | { | |
7558 | next = p->next; | |
7559 | xfree (p); | |
7560 | } | |
7561 | ||
7562 | xfree (ct_table); | |
7563 | ct_table = NULL; | |
7564 | } | |
7565 | ||
7566 | ||
7567 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
7568 | entry for that color already is in the color table, return the | |
7569 | pixel color of that entry. Otherwise, allocate a new color for R, | |
7570 | G, B, and make an entry in the color table. */ | |
7571 | ||
7572 | static unsigned long | |
7573 | lookup_rgb_color (f, r, g, b) | |
7574 | struct frame *f; | |
7575 | int r, g, b; | |
7576 | { | |
7577 | unsigned hash = CT_HASH_RGB (r, g, b); | |
7578 | int i = hash % CT_SIZE; | |
7579 | struct ct_color *p; | |
7580 | ||
7581 | for (p = ct_table[i]; p; p = p->next) | |
7582 | if (p->r == r && p->g == g && p->b == b) | |
7583 | break; | |
7584 | ||
7585 | if (p == NULL) | |
7586 | { | |
7587 | XColor color; | |
7588 | Colormap cmap; | |
7589 | int rc; | |
7590 | ||
7591 | color.red = r; | |
7592 | color.green = g; | |
7593 | color.blue = b; | |
7594 | ||
9b2956e2 | 7595 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 7596 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7597 | |
7598 | if (rc) | |
7599 | { | |
7600 | ++ct_colors_allocated; | |
7601 | ||
7602 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7603 | p->r = r; | |
7604 | p->g = g; | |
7605 | p->b = b; | |
7606 | p->pixel = color.pixel; | |
7607 | p->next = ct_table[i]; | |
7608 | ct_table[i] = p; | |
7609 | } | |
7610 | else | |
7611 | return FRAME_FOREGROUND_PIXEL (f); | |
7612 | } | |
7613 | ||
7614 | return p->pixel; | |
7615 | } | |
7616 | ||
7617 | ||
7618 | /* Look up pixel color PIXEL which is used on frame F in the color | |
7619 | table. If not already present, allocate it. Value is PIXEL. */ | |
7620 | ||
7621 | static unsigned long | |
7622 | lookup_pixel_color (f, pixel) | |
7623 | struct frame *f; | |
7624 | unsigned long pixel; | |
7625 | { | |
7626 | int i = pixel % CT_SIZE; | |
7627 | struct ct_color *p; | |
7628 | ||
7629 | for (p = ct_table[i]; p; p = p->next) | |
7630 | if (p->pixel == pixel) | |
7631 | break; | |
7632 | ||
7633 | if (p == NULL) | |
7634 | { | |
7635 | XColor color; | |
7636 | Colormap cmap; | |
7637 | int rc; | |
7638 | ||
9b2956e2 | 7639 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 7640 | color.pixel = pixel; |
a31fedb7 | 7641 | x_query_color (f, &color); |
d62c8769 | 7642 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7643 | |
7644 | if (rc) | |
7645 | { | |
7646 | ++ct_colors_allocated; | |
7647 | ||
7648 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7649 | p->r = color.red; | |
7650 | p->g = color.green; | |
7651 | p->b = color.blue; | |
7652 | p->pixel = pixel; | |
7653 | p->next = ct_table[i]; | |
7654 | ct_table[i] = p; | |
7655 | } | |
7656 | else | |
7657 | return FRAME_FOREGROUND_PIXEL (f); | |
7658 | } | |
7659 | ||
7660 | return p->pixel; | |
7661 | } | |
7662 | ||
7663 | ||
7664 | /* Value is a vector of all pixel colors contained in the color table, | |
7665 | allocated via xmalloc. Set *N to the number of colors. */ | |
7666 | ||
7667 | static unsigned long * | |
7668 | colors_in_color_table (n) | |
7669 | int *n; | |
7670 | { | |
7671 | int i, j; | |
7672 | struct ct_color *p; | |
7673 | unsigned long *colors; | |
7674 | ||
7675 | if (ct_colors_allocated == 0) | |
7676 | { | |
7677 | *n = 0; | |
7678 | colors = NULL; | |
7679 | } | |
7680 | else | |
7681 | { | |
7682 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
7683 | * sizeof *colors); | |
7684 | *n = ct_colors_allocated; | |
7685 | ||
7686 | for (i = j = 0; i < CT_SIZE; ++i) | |
7687 | for (p = ct_table[i]; p; p = p->next) | |
7688 | colors[j++] = p->pixel; | |
7689 | } | |
7690 | ||
7691 | return colors; | |
7692 | } | |
7693 | ||
7694 | ||
7695 | \f | |
7696 | /*********************************************************************** | |
7697 | Algorithms | |
7698 | ***********************************************************************/ | |
7699 | ||
7700 | static void x_laplace_write_row P_ ((struct frame *, long *, | |
7701 | int, XImage *, int)); | |
7702 | static void x_laplace_read_row P_ ((struct frame *, Colormap, | |
7703 | XColor *, int, XImage *, int)); | |
4a8e312c GM |
7704 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
7705 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
7706 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
7707 | ||
d2dc8167 | 7708 | /* Non-zero means draw a cross on images having `:conversion |
14819cb3 GM |
7709 | disabled'. */ |
7710 | ||
7711 | int cross_disabled_images; | |
7712 | ||
4a8e312c GM |
7713 | /* Edge detection matrices for different edge-detection |
7714 | strategies. */ | |
7715 | ||
7716 | static int emboss_matrix[9] = { | |
7717 | /* x - 1 x x + 1 */ | |
7718 | 2, -1, 0, /* y - 1 */ | |
7719 | -1, 0, 1, /* y */ | |
7720 | 0, 1, -2 /* y + 1 */ | |
7721 | }; | |
333b20bb | 7722 | |
4a8e312c GM |
7723 | static int laplace_matrix[9] = { |
7724 | /* x - 1 x x + 1 */ | |
7725 | 1, 0, 0, /* y - 1 */ | |
7726 | 0, 0, 0, /* y */ | |
7727 | 0, 0, -1 /* y + 1 */ | |
7728 | }; | |
333b20bb | 7729 | |
14819cb3 GM |
7730 | /* Value is the intensity of the color whose red/green/blue values |
7731 | are R, G, and B. */ | |
7732 | ||
7733 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
7734 | ||
333b20bb | 7735 | |
4a8e312c GM |
7736 | /* On frame F, return an array of XColor structures describing image |
7737 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
7738 | non-zero means also fill the red/green/blue members of the XColor | |
7739 | structures. Value is a pointer to the array of XColors structures, | |
7740 | allocated with xmalloc; it must be freed by the caller. */ | |
7741 | ||
7742 | static XColor * | |
7743 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 7744 | struct frame *f; |
4a8e312c GM |
7745 | struct image *img; |
7746 | int rgb_p; | |
333b20bb | 7747 | { |
4a8e312c GM |
7748 | int x, y; |
7749 | XColor *colors, *p; | |
7750 | XImage *ximg; | |
333b20bb | 7751 | |
4a8e312c GM |
7752 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
7753 | ||
7754 | /* Get the X image IMG->pixmap. */ | |
7755 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
7756 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 7757 | |
4a8e312c GM |
7758 | /* Fill the `pixel' members of the XColor array. I wished there |
7759 | were an easy and portable way to circumvent XGetPixel. */ | |
7760 | p = colors; | |
7761 | for (y = 0; y < img->height; ++y) | |
7762 | { | |
7763 | XColor *row = p; | |
7764 | ||
7765 | for (x = 0; x < img->width; ++x, ++p) | |
7766 | p->pixel = XGetPixel (ximg, x, y); | |
7767 | ||
7768 | if (rgb_p) | |
a31fedb7 | 7769 | x_query_colors (f, row, img->width); |
4a8e312c GM |
7770 | } |
7771 | ||
7772 | XDestroyImage (ximg); | |
4a8e312c | 7773 | return colors; |
333b20bb GM |
7774 | } |
7775 | ||
7776 | ||
4a8e312c GM |
7777 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
7778 | RGB members are set. F is the frame on which this all happens. | |
7779 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
7780 | |
7781 | static void | |
4a8e312c | 7782 | x_from_xcolors (f, img, colors) |
333b20bb | 7783 | struct frame *f; |
4a8e312c GM |
7784 | struct image *img; |
7785 | XColor *colors; | |
333b20bb | 7786 | { |
4a8e312c GM |
7787 | int x, y; |
7788 | XImage *oimg; | |
7789 | Pixmap pixmap; | |
7790 | XColor *p; | |
7791 | ||
4a8e312c | 7792 | init_color_table (); |
333b20bb | 7793 | |
4a8e312c GM |
7794 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
7795 | &oimg, &pixmap); | |
7796 | p = colors; | |
7797 | for (y = 0; y < img->height; ++y) | |
7798 | for (x = 0; x < img->width; ++x, ++p) | |
7799 | { | |
7800 | unsigned long pixel; | |
7801 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
7802 | XPutPixel (oimg, x, y, pixel); | |
7803 | } | |
7804 | ||
7805 | xfree (colors); | |
dd00328a | 7806 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
7807 | |
7808 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
7809 | x_destroy_x_image (oimg); | |
7810 | img->pixmap = pixmap; | |
7811 | img->colors = colors_in_color_table (&img->ncolors); | |
7812 | free_color_table (); | |
333b20bb GM |
7813 | } |
7814 | ||
7815 | ||
4a8e312c GM |
7816 | /* On frame F, perform edge-detection on image IMG. |
7817 | ||
7818 | MATRIX is a nine-element array specifying the transformation | |
7819 | matrix. See emboss_matrix for an example. | |
7820 | ||
7821 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
7822 | outgoing image. */ | |
333b20bb GM |
7823 | |
7824 | static void | |
4a8e312c | 7825 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
7826 | struct frame *f; |
7827 | struct image *img; | |
4a8e312c | 7828 | int matrix[9], color_adjust; |
333b20bb | 7829 | { |
4a8e312c GM |
7830 | XColor *colors = x_to_xcolors (f, img, 1); |
7831 | XColor *new, *p; | |
7832 | int x, y, i, sum; | |
333b20bb | 7833 | |
4a8e312c GM |
7834 | for (i = sum = 0; i < 9; ++i) |
7835 | sum += abs (matrix[i]); | |
333b20bb | 7836 | |
4a8e312c | 7837 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 7838 | |
4a8e312c | 7839 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 7840 | |
4a8e312c GM |
7841 | for (y = 0; y < img->height; ++y) |
7842 | { | |
7843 | p = COLOR (new, 0, y); | |
7844 | p->red = p->green = p->blue = 0xffff/2; | |
7845 | p = COLOR (new, img->width - 1, y); | |
7846 | p->red = p->green = p->blue = 0xffff/2; | |
7847 | } | |
7848 | ||
7849 | for (x = 1; x < img->width - 1; ++x) | |
7850 | { | |
7851 | p = COLOR (new, x, 0); | |
7852 | p->red = p->green = p->blue = 0xffff/2; | |
7853 | p = COLOR (new, x, img->height - 1); | |
7854 | p->red = p->green = p->blue = 0xffff/2; | |
7855 | } | |
333b20bb | 7856 | |
4a8e312c | 7857 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 7858 | { |
4a8e312c GM |
7859 | p = COLOR (new, 1, y); |
7860 | ||
7861 | for (x = 1; x < img->width - 1; ++x, ++p) | |
7862 | { | |
14819cb3 | 7863 | int r, g, b, y1, x1; |
4a8e312c GM |
7864 | |
7865 | r = g = b = i = 0; | |
7866 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
7867 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
7868 | if (matrix[i]) | |
7869 | { | |
7870 | XColor *t = COLOR (colors, x1, y1); | |
7871 | r += matrix[i] * t->red; | |
7872 | g += matrix[i] * t->green; | |
7873 | b += matrix[i] * t->blue; | |
7874 | } | |
333b20bb | 7875 | |
4a8e312c GM |
7876 | r = (r / sum + color_adjust) & 0xffff; |
7877 | g = (g / sum + color_adjust) & 0xffff; | |
7878 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 7879 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 7880 | } |
333b20bb GM |
7881 | } |
7882 | ||
4a8e312c GM |
7883 | xfree (colors); |
7884 | x_from_xcolors (f, img, new); | |
333b20bb | 7885 | |
4a8e312c GM |
7886 | #undef COLOR |
7887 | } | |
7888 | ||
7889 | ||
7890 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
7891 | on frame F. */ | |
7892 | ||
7893 | static void | |
7894 | x_emboss (f, img) | |
7895 | struct frame *f; | |
7896 | struct image *img; | |
7897 | { | |
7898 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
7899 | } | |
7900 | ||
7901 | ||
7902 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
7903 | on frame F. */ | |
7904 | ||
7905 | static void | |
7906 | x_laplace (f, img) | |
7907 | struct frame *f; | |
7908 | struct image *img; | |
7909 | { | |
7910 | x_detect_edges (f, img, laplace_matrix, 45000); | |
7911 | } | |
7912 | ||
7913 | ||
7914 | /* Perform edge-detection on image IMG on frame F, with specified | |
7915 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
7916 | ||
7917 | MATRIX must be either | |
7918 | ||
7919 | - a list of at least 9 numbers in row-major form | |
7920 | - a vector of at least 9 numbers | |
7921 | ||
7922 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
7923 | number. */ | |
7924 | ||
7925 | static void | |
7926 | x_edge_detection (f, img, matrix, color_adjust) | |
7927 | struct frame *f; | |
7928 | struct image *img; | |
7929 | Lisp_Object matrix, color_adjust; | |
7930 | { | |
7931 | int i = 0; | |
7932 | int trans[9]; | |
333b20bb | 7933 | |
4a8e312c GM |
7934 | if (CONSP (matrix)) |
7935 | { | |
7936 | for (i = 0; | |
7937 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
7938 | ++i, matrix = XCDR (matrix)) | |
7939 | trans[i] = XFLOATINT (XCAR (matrix)); | |
7940 | } | |
7941 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
7942 | { | |
7943 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
7944 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
7945 | } | |
333b20bb | 7946 | |
4a8e312c GM |
7947 | if (NILP (color_adjust)) |
7948 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 7949 | |
4a8e312c GM |
7950 | if (i == 9 && NUMBERP (color_adjust)) |
7951 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
7952 | } |
7953 | ||
7954 | ||
14819cb3 GM |
7955 | /* Transform image IMG on frame F so that it looks disabled. */ |
7956 | ||
7957 | static void | |
7958 | x_disable_image (f, img) | |
7959 | struct frame *f; | |
7960 | struct image *img; | |
7961 | { | |
7962 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 7963 | |
14819cb3 GM |
7964 | if (dpyinfo->n_planes >= 2) |
7965 | { | |
7966 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
7967 | drawing such images with a stipple can look very odd, so | |
7968 | we're using this method instead. */ | |
7969 | XColor *colors = x_to_xcolors (f, img, 1); | |
7970 | XColor *p, *end; | |
7971 | const int h = 15000; | |
7972 | const int l = 30000; | |
7973 | ||
7974 | for (p = colors, end = colors + img->width * img->height; | |
7975 | p < end; | |
7976 | ++p) | |
7977 | { | |
7978 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
7979 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
7980 | p->red = p->green = p->blue = i2; | |
7981 | } | |
7982 | ||
7983 | x_from_xcolors (f, img, colors); | |
7984 | } | |
7985 | ||
7986 | /* Draw a cross over the disabled image, if we must or if we | |
7987 | should. */ | |
7988 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
7989 | { | |
7990 | Display *dpy = FRAME_X_DISPLAY (f); | |
7991 | GC gc; | |
7992 | ||
14819cb3 GM |
7993 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
7994 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
7995 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
7996 | img->width - 1, img->height - 1); | |
7997 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
7998 | img->width - 1, 0); | |
7999 | XFreeGC (dpy, gc); | |
8000 | ||
8001 | if (img->mask) | |
8002 | { | |
8003 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
8004 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
8005 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
8006 | img->width - 1, img->height - 1); | |
8007 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
8008 | img->width - 1, 0); | |
8009 | XFreeGC (dpy, gc); | |
8010 | } | |
14819cb3 GM |
8011 | } |
8012 | } | |
8013 | ||
8014 | ||
333b20bb GM |
8015 | /* Build a mask for image IMG which is used on frame F. FILE is the |
8016 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
8017 | determine the background color of IMG. If it is a list '(R G B)', |
8018 | with R, G, and B being integers >= 0, take that as the color of the | |
8019 | background. Otherwise, determine the background color of IMG | |
8020 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
8021 | |
8022 | static int | |
45158a91 | 8023 | x_build_heuristic_mask (f, img, how) |
333b20bb | 8024 | struct frame *f; |
333b20bb GM |
8025 | struct image *img; |
8026 | Lisp_Object how; | |
8027 | { | |
8028 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 8029 | XImage *ximg, *mask_img; |
fcf431dc | 8030 | int x, y, rc, look_at_corners_p; |
8ec8a5ec | 8031 | unsigned long bg = 0; |
333b20bb | 8032 | |
4a8e312c GM |
8033 | if (img->mask) |
8034 | { | |
8035 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 8036 | img->mask = None; |
4a8e312c | 8037 | } |
dd00328a | 8038 | |
333b20bb | 8039 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 8040 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
8041 | &mask_img, &img->mask); |
8042 | if (!rc) | |
28c7826c | 8043 | return 0; |
333b20bb GM |
8044 | |
8045 | /* Get the X image of IMG->pixmap. */ | |
8046 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
8047 | ~0, ZPixmap); | |
8048 | ||
fcf431dc GM |
8049 | /* Determine the background color of ximg. If HOW is `(R G B)' |
8050 | take that as color. Otherwise, try to determine the color | |
8051 | heuristically. */ | |
8052 | look_at_corners_p = 1; | |
8053 | ||
8054 | if (CONSP (how)) | |
8055 | { | |
8056 | int rgb[3], i = 0; | |
8057 | ||
8058 | while (i < 3 | |
8059 | && CONSP (how) | |
8060 | && NATNUMP (XCAR (how))) | |
8061 | { | |
8062 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
8063 | how = XCDR (how); | |
8064 | } | |
8065 | ||
8066 | if (i == 3 && NILP (how)) | |
8067 | { | |
8068 | char color_name[30]; | |
8069 | XColor exact, color; | |
8070 | Colormap cmap; | |
8071 | ||
8072 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); | |
8073 | ||
9b2956e2 | 8074 | cmap = FRAME_X_COLORMAP (f); |
fcf431dc GM |
8075 | if (XLookupColor (dpy, cmap, color_name, &exact, &color)) |
8076 | { | |
8077 | bg = color.pixel; | |
8078 | look_at_corners_p = 0; | |
8079 | } | |
8080 | } | |
8081 | } | |
8082 | ||
8083 | if (look_at_corners_p) | |
333b20bb GM |
8084 | { |
8085 | unsigned long corners[4]; | |
8086 | int i, best_count; | |
8087 | ||
8088 | /* Get the colors at the corners of ximg. */ | |
8089 | corners[0] = XGetPixel (ximg, 0, 0); | |
8090 | corners[1] = XGetPixel (ximg, img->width - 1, 0); | |
8091 | corners[2] = XGetPixel (ximg, img->width - 1, img->height - 1); | |
8092 | corners[3] = XGetPixel (ximg, 0, img->height - 1); | |
8093 | ||
8094 | /* Choose the most frequently found color as background. */ | |
8095 | for (i = best_count = 0; i < 4; ++i) | |
8096 | { | |
8097 | int j, n; | |
8098 | ||
8099 | for (j = n = 0; j < 4; ++j) | |
8100 | if (corners[i] == corners[j]) | |
8101 | ++n; | |
8102 | ||
8103 | if (n > best_count) | |
8104 | bg = corners[i], best_count = n; | |
8105 | } | |
8106 | } | |
8107 | ||
8108 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
8109 | from the background color bg. */ | |
8110 | for (y = 0; y < img->height; ++y) | |
8111 | for (x = 0; x < img->width; ++x) | |
8112 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
8113 | ||
8114 | /* Put mask_img into img->mask. */ | |
8115 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8116 | x_destroy_x_image (mask_img); | |
8117 | XDestroyImage (ximg); | |
8118 | ||
333b20bb GM |
8119 | return 1; |
8120 | } | |
8121 | ||
8122 | ||
8123 | \f | |
8124 | /*********************************************************************** | |
8125 | PBM (mono, gray, color) | |
8126 | ***********************************************************************/ | |
8127 | ||
8128 | static int pbm_image_p P_ ((Lisp_Object object)); | |
8129 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 8130 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
8131 | |
8132 | /* The symbol `pbm' identifying images of this type. */ | |
8133 | ||
8134 | Lisp_Object Qpbm; | |
8135 | ||
8136 | /* Indices of image specification fields in gs_format, below. */ | |
8137 | ||
8138 | enum pbm_keyword_index | |
8139 | { | |
8140 | PBM_TYPE, | |
8141 | PBM_FILE, | |
63cec32f | 8142 | PBM_DATA, |
333b20bb GM |
8143 | PBM_ASCENT, |
8144 | PBM_MARGIN, | |
8145 | PBM_RELIEF, | |
8146 | PBM_ALGORITHM, | |
8147 | PBM_HEURISTIC_MASK, | |
4a8e312c | 8148 | PBM_MASK, |
be0b1fac GM |
8149 | PBM_FOREGROUND, |
8150 | PBM_BACKGROUND, | |
333b20bb GM |
8151 | PBM_LAST |
8152 | }; | |
8153 | ||
8154 | /* Vector of image_keyword structures describing the format | |
8155 | of valid user-defined image specifications. */ | |
8156 | ||
8157 | static struct image_keyword pbm_format[PBM_LAST] = | |
8158 | { | |
8159 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
8160 | {":file", IMAGE_STRING_VALUE, 0}, |
8161 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 8162 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8163 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8164 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8165 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8166 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
be0b1fac | 8167 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6f1be3b9 GM |
8168 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
8169 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8170 | }; |
8171 | ||
8172 | /* Structure describing the image type `pbm'. */ | |
8173 | ||
8174 | static struct image_type pbm_type = | |
8175 | { | |
8176 | &Qpbm, | |
8177 | pbm_image_p, | |
8178 | pbm_load, | |
8179 | x_clear_image, | |
8180 | NULL | |
8181 | }; | |
8182 | ||
8183 | ||
8184 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
8185 | ||
8186 | static int | |
8187 | pbm_image_p (object) | |
8188 | Lisp_Object object; | |
8189 | { | |
8190 | struct image_keyword fmt[PBM_LAST]; | |
8191 | ||
8192 | bcopy (pbm_format, fmt, sizeof fmt); | |
8193 | ||
7c7ff7f5 | 8194 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 8195 | return 0; |
63cec32f GM |
8196 | |
8197 | /* Must specify either :data or :file. */ | |
8198 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
8199 | } |
8200 | ||
8201 | ||
63cec32f GM |
8202 | /* Scan a decimal number from *S and return it. Advance *S while |
8203 | reading the number. END is the end of the string. Value is -1 at | |
8204 | end of input. */ | |
333b20bb GM |
8205 | |
8206 | static int | |
63cec32f GM |
8207 | pbm_scan_number (s, end) |
8208 | unsigned char **s, *end; | |
333b20bb | 8209 | { |
8ec8a5ec | 8210 | int c = 0, val = -1; |
333b20bb | 8211 | |
63cec32f | 8212 | while (*s < end) |
333b20bb GM |
8213 | { |
8214 | /* Skip white-space. */ | |
63cec32f | 8215 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
8216 | ; |
8217 | ||
8218 | if (c == '#') | |
8219 | { | |
8220 | /* Skip comment to end of line. */ | |
63cec32f | 8221 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
8222 | ; |
8223 | } | |
8224 | else if (isdigit (c)) | |
8225 | { | |
8226 | /* Read decimal number. */ | |
8227 | val = c - '0'; | |
63cec32f | 8228 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
8229 | val = 10 * val + c - '0'; |
8230 | break; | |
8231 | } | |
8232 | else | |
8233 | break; | |
8234 | } | |
8235 | ||
8236 | return val; | |
8237 | } | |
8238 | ||
8239 | ||
8240 | /* Load PBM image IMG for use on frame F. */ | |
8241 | ||
8242 | static int | |
8243 | pbm_load (f, img) | |
8244 | struct frame *f; | |
8245 | struct image *img; | |
8246 | { | |
333b20bb | 8247 | int raw_p, x, y; |
b6d7acec | 8248 | int width, height, max_color_idx = 0; |
333b20bb GM |
8249 | XImage *ximg; |
8250 | Lisp_Object file, specified_file; | |
8251 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
8252 | struct gcpro gcpro1; | |
63cec32f GM |
8253 | unsigned char *contents = NULL; |
8254 | unsigned char *end, *p; | |
8255 | int size; | |
333b20bb GM |
8256 | |
8257 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 8258 | file = Qnil; |
333b20bb | 8259 | GCPRO1 (file); |
333b20bb | 8260 | |
63cec32f | 8261 | if (STRINGP (specified_file)) |
333b20bb | 8262 | { |
63cec32f GM |
8263 | file = x_find_image_file (specified_file); |
8264 | if (!STRINGP (file)) | |
8265 | { | |
8266 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
8267 | UNGCPRO; | |
8268 | return 0; | |
8269 | } | |
333b20bb | 8270 | |
5be6c3b0 | 8271 | contents = slurp_file (XSTRING (file)->data, &size); |
63cec32f GM |
8272 | if (contents == NULL) |
8273 | { | |
8274 | image_error ("Error reading `%s'", file, Qnil); | |
8275 | UNGCPRO; | |
8276 | return 0; | |
8277 | } | |
8278 | ||
8279 | p = contents; | |
8280 | end = contents + size; | |
8281 | } | |
8282 | else | |
333b20bb | 8283 | { |
63cec32f GM |
8284 | Lisp_Object data; |
8285 | data = image_spec_value (img->spec, QCdata, NULL); | |
8286 | p = XSTRING (data)->data; | |
8287 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
8288 | } |
8289 | ||
63cec32f GM |
8290 | /* Check magic number. */ |
8291 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 8292 | { |
45158a91 | 8293 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
8294 | error: |
8295 | xfree (contents); | |
333b20bb GM |
8296 | UNGCPRO; |
8297 | return 0; | |
8298 | } | |
8299 | ||
63cec32f | 8300 | switch (*p++) |
333b20bb GM |
8301 | { |
8302 | case '1': | |
8303 | raw_p = 0, type = PBM_MONO; | |
8304 | break; | |
8305 | ||
8306 | case '2': | |
8307 | raw_p = 0, type = PBM_GRAY; | |
8308 | break; | |
8309 | ||
8310 | case '3': | |
8311 | raw_p = 0, type = PBM_COLOR; | |
8312 | break; | |
8313 | ||
8314 | case '4': | |
8315 | raw_p = 1, type = PBM_MONO; | |
8316 | break; | |
8317 | ||
8318 | case '5': | |
8319 | raw_p = 1, type = PBM_GRAY; | |
8320 | break; | |
8321 | ||
8322 | case '6': | |
8323 | raw_p = 1, type = PBM_COLOR; | |
8324 | break; | |
8325 | ||
8326 | default: | |
45158a91 | 8327 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 8328 | goto error; |
333b20bb GM |
8329 | } |
8330 | ||
8331 | /* Read width, height, maximum color-component. Characters | |
8332 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
8333 | width = pbm_scan_number (&p, end); |
8334 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
8335 | |
8336 | if (type != PBM_MONO) | |
8337 | { | |
63cec32f | 8338 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
8339 | if (raw_p && max_color_idx > 255) |
8340 | max_color_idx = 255; | |
8341 | } | |
8342 | ||
63cec32f GM |
8343 | if (width < 0 |
8344 | || height < 0 | |
333b20bb | 8345 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 8346 | goto error; |
333b20bb | 8347 | |
45158a91 | 8348 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 8349 | &ximg, &img->pixmap)) |
28c7826c | 8350 | goto error; |
333b20bb GM |
8351 | |
8352 | /* Initialize the color hash table. */ | |
8353 | init_color_table (); | |
8354 | ||
8355 | if (type == PBM_MONO) | |
8356 | { | |
8357 | int c = 0, g; | |
be0b1fac GM |
8358 | struct image_keyword fmt[PBM_LAST]; |
8359 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
8360 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
8361 | ||
8362 | /* Parse the image specification. */ | |
8363 | bcopy (pbm_format, fmt, sizeof fmt); | |
8364 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
8365 | ||
8366 | /* Get foreground and background colors, maybe allocate colors. */ | |
6f1be3b9 GM |
8367 | if (fmt[PBM_FOREGROUND].count |
8368 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
be0b1fac | 8369 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); |
6f1be3b9 GM |
8370 | if (fmt[PBM_BACKGROUND].count |
8371 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
be0b1fac | 8372 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); |
333b20bb GM |
8373 | |
8374 | for (y = 0; y < height; ++y) | |
8375 | for (x = 0; x < width; ++x) | |
8376 | { | |
8377 | if (raw_p) | |
8378 | { | |
8379 | if ((x & 7) == 0) | |
63cec32f | 8380 | c = *p++; |
333b20bb GM |
8381 | g = c & 0x80; |
8382 | c <<= 1; | |
8383 | } | |
8384 | else | |
63cec32f | 8385 | g = pbm_scan_number (&p, end); |
333b20bb | 8386 | |
be0b1fac | 8387 | XPutPixel (ximg, x, y, g ? fg : bg); |
333b20bb GM |
8388 | } |
8389 | } | |
8390 | else | |
8391 | { | |
8392 | for (y = 0; y < height; ++y) | |
8393 | for (x = 0; x < width; ++x) | |
8394 | { | |
8395 | int r, g, b; | |
8396 | ||
8397 | if (type == PBM_GRAY) | |
63cec32f | 8398 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
8399 | else if (raw_p) |
8400 | { | |
63cec32f GM |
8401 | r = *p++; |
8402 | g = *p++; | |
8403 | b = *p++; | |
333b20bb GM |
8404 | } |
8405 | else | |
8406 | { | |
63cec32f GM |
8407 | r = pbm_scan_number (&p, end); |
8408 | g = pbm_scan_number (&p, end); | |
8409 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
8410 | } |
8411 | ||
8412 | if (r < 0 || g < 0 || b < 0) | |
8413 | { | |
333b20bb GM |
8414 | xfree (ximg->data); |
8415 | ximg->data = NULL; | |
8416 | XDestroyImage (ximg); | |
45158a91 GM |
8417 | image_error ("Invalid pixel value in image `%s'", |
8418 | img->spec, Qnil); | |
63cec32f | 8419 | goto error; |
333b20bb GM |
8420 | } |
8421 | ||
8422 | /* RGB values are now in the range 0..max_color_idx. | |
8423 | Scale this to the range 0..0xffff supported by X. */ | |
8424 | r = (double) r * 65535 / max_color_idx; | |
8425 | g = (double) g * 65535 / max_color_idx; | |
8426 | b = (double) b * 65535 / max_color_idx; | |
8427 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8428 | } | |
8429 | } | |
8430 | ||
333b20bb GM |
8431 | /* Store in IMG->colors the colors allocated for the image, and |
8432 | free the color table. */ | |
8433 | img->colors = colors_in_color_table (&img->ncolors); | |
8434 | free_color_table (); | |
8435 | ||
8436 | /* Put the image into a pixmap. */ | |
8437 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8438 | x_destroy_x_image (ximg); | |
333b20bb GM |
8439 | |
8440 | img->width = width; | |
8441 | img->height = height; | |
8442 | ||
8443 | UNGCPRO; | |
63cec32f | 8444 | xfree (contents); |
333b20bb GM |
8445 | return 1; |
8446 | } | |
8447 | ||
8448 | ||
8449 | \f | |
8450 | /*********************************************************************** | |
8451 | PNG | |
8452 | ***********************************************************************/ | |
8453 | ||
8454 | #if HAVE_PNG | |
8455 | ||
8456 | #include <png.h> | |
8457 | ||
8458 | /* Function prototypes. */ | |
8459 | ||
8460 | static int png_image_p P_ ((Lisp_Object object)); | |
8461 | static int png_load P_ ((struct frame *f, struct image *img)); | |
8462 | ||
8463 | /* The symbol `png' identifying images of this type. */ | |
8464 | ||
8465 | Lisp_Object Qpng; | |
8466 | ||
8467 | /* Indices of image specification fields in png_format, below. */ | |
8468 | ||
8469 | enum png_keyword_index | |
8470 | { | |
8471 | PNG_TYPE, | |
63448a4d | 8472 | PNG_DATA, |
333b20bb GM |
8473 | PNG_FILE, |
8474 | PNG_ASCENT, | |
8475 | PNG_MARGIN, | |
8476 | PNG_RELIEF, | |
8477 | PNG_ALGORITHM, | |
8478 | PNG_HEURISTIC_MASK, | |
4a8e312c | 8479 | PNG_MASK, |
333b20bb GM |
8480 | PNG_LAST |
8481 | }; | |
8482 | ||
8483 | /* Vector of image_keyword structures describing the format | |
8484 | of valid user-defined image specifications. */ | |
8485 | ||
8486 | static struct image_keyword png_format[PNG_LAST] = | |
8487 | { | |
8488 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8489 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8490 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8491 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8492 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8493 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8494 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
8495 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8496 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
8497 | }; |
8498 | ||
06482119 | 8499 | /* Structure describing the image type `png'. */ |
333b20bb GM |
8500 | |
8501 | static struct image_type png_type = | |
8502 | { | |
8503 | &Qpng, | |
8504 | png_image_p, | |
8505 | png_load, | |
8506 | x_clear_image, | |
8507 | NULL | |
8508 | }; | |
8509 | ||
8510 | ||
8511 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
8512 | ||
8513 | static int | |
8514 | png_image_p (object) | |
8515 | Lisp_Object object; | |
8516 | { | |
8517 | struct image_keyword fmt[PNG_LAST]; | |
8518 | bcopy (png_format, fmt, sizeof fmt); | |
8519 | ||
7c7ff7f5 | 8520 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 8521 | return 0; |
63448a4d | 8522 | |
63cec32f GM |
8523 | /* Must specify either the :data or :file keyword. */ |
8524 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
8525 | } |
8526 | ||
8527 | ||
8528 | /* Error and warning handlers installed when the PNG library | |
8529 | is initialized. */ | |
8530 | ||
8531 | static void | |
8532 | my_png_error (png_ptr, msg) | |
8533 | png_struct *png_ptr; | |
8534 | char *msg; | |
8535 | { | |
8536 | xassert (png_ptr != NULL); | |
8537 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
8538 | longjmp (png_ptr->jmpbuf, 1); | |
8539 | } | |
8540 | ||
8541 | ||
8542 | static void | |
8543 | my_png_warning (png_ptr, msg) | |
8544 | png_struct *png_ptr; | |
8545 | char *msg; | |
8546 | { | |
8547 | xassert (png_ptr != NULL); | |
8548 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
8549 | } | |
8550 | ||
5ad6a5fb GM |
8551 | /* Memory source for PNG decoding. */ |
8552 | ||
63448a4d WP |
8553 | struct png_memory_storage |
8554 | { | |
5ad6a5fb GM |
8555 | unsigned char *bytes; /* The data */ |
8556 | size_t len; /* How big is it? */ | |
8557 | int index; /* Where are we? */ | |
63448a4d WP |
8558 | }; |
8559 | ||
5ad6a5fb GM |
8560 | |
8561 | /* Function set as reader function when reading PNG image from memory. | |
8562 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
8563 | bytes from the input to DATA. */ | |
8564 | ||
63448a4d | 8565 | static void |
5ad6a5fb GM |
8566 | png_read_from_memory (png_ptr, data, length) |
8567 | png_structp png_ptr; | |
8568 | png_bytep data; | |
8569 | png_size_t length; | |
63448a4d | 8570 | { |
5ad6a5fb GM |
8571 | struct png_memory_storage *tbr |
8572 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 8573 | |
5ad6a5fb GM |
8574 | if (length > tbr->len - tbr->index) |
8575 | png_error (png_ptr, "Read error"); | |
8576 | ||
8577 | bcopy (tbr->bytes + tbr->index, data, length); | |
8578 | tbr->index = tbr->index + length; | |
63448a4d | 8579 | } |
333b20bb GM |
8580 | |
8581 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
8582 | successful. */ | |
8583 | ||
8584 | static int | |
8585 | png_load (f, img) | |
8586 | struct frame *f; | |
8587 | struct image *img; | |
8588 | { | |
8589 | Lisp_Object file, specified_file; | |
63448a4d | 8590 | Lisp_Object specified_data; |
b6d7acec | 8591 | int x, y, i; |
333b20bb GM |
8592 | XImage *ximg, *mask_img = NULL; |
8593 | struct gcpro gcpro1; | |
8594 | png_struct *png_ptr = NULL; | |
8595 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 8596 | FILE *volatile fp = NULL; |
333b20bb | 8597 | png_byte sig[8]; |
8ec8a5ec GM |
8598 | png_byte * volatile pixels = NULL; |
8599 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
8600 | png_uint_32 width, height; |
8601 | int bit_depth, color_type, interlace_type; | |
8602 | png_byte channels; | |
8603 | png_uint_32 row_bytes; | |
8604 | int transparent_p; | |
8605 | char *gamma_str; | |
8606 | double screen_gamma, image_gamma; | |
8607 | int intent; | |
63448a4d | 8608 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
8609 | |
8610 | /* Find out what file to load. */ | |
8611 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8612 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8613 | file = Qnil; |
8614 | GCPRO1 (file); | |
333b20bb | 8615 | |
63448a4d | 8616 | if (NILP (specified_data)) |
5ad6a5fb GM |
8617 | { |
8618 | file = x_find_image_file (specified_file); | |
8619 | if (!STRINGP (file)) | |
63448a4d | 8620 | { |
45158a91 | 8621 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8622 | UNGCPRO; |
8623 | return 0; | |
8624 | } | |
333b20bb | 8625 | |
5ad6a5fb GM |
8626 | /* Open the image file. */ |
8627 | fp = fopen (XSTRING (file)->data, "rb"); | |
8628 | if (!fp) | |
8629 | { | |
45158a91 | 8630 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
8631 | UNGCPRO; |
8632 | fclose (fp); | |
8633 | return 0; | |
8634 | } | |
63448a4d | 8635 | |
5ad6a5fb GM |
8636 | /* Check PNG signature. */ |
8637 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
8638 | || !png_check_sig (sig, sizeof sig)) | |
8639 | { | |
45158a91 | 8640 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
8641 | UNGCPRO; |
8642 | fclose (fp); | |
8643 | return 0; | |
63448a4d | 8644 | } |
5ad6a5fb | 8645 | } |
63448a4d | 8646 | else |
5ad6a5fb GM |
8647 | { |
8648 | /* Read from memory. */ | |
8649 | tbr.bytes = XSTRING (specified_data)->data; | |
8650 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
8651 | tbr.index = 0; | |
63448a4d | 8652 | |
5ad6a5fb GM |
8653 | /* Check PNG signature. */ |
8654 | if (tbr.len < sizeof sig | |
8655 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
8656 | { | |
45158a91 | 8657 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8658 | UNGCPRO; |
8659 | return 0; | |
63448a4d | 8660 | } |
333b20bb | 8661 | |
5ad6a5fb GM |
8662 | /* Need to skip past the signature. */ |
8663 | tbr.bytes += sizeof (sig); | |
8664 | } | |
8665 | ||
333b20bb GM |
8666 | /* Initialize read and info structs for PNG lib. */ |
8667 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
8668 | my_png_error, my_png_warning); | |
8669 | if (!png_ptr) | |
8670 | { | |
63448a4d | 8671 | if (fp) fclose (fp); |
333b20bb GM |
8672 | UNGCPRO; |
8673 | return 0; | |
8674 | } | |
8675 | ||
8676 | info_ptr = png_create_info_struct (png_ptr); | |
8677 | if (!info_ptr) | |
8678 | { | |
8679 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 8680 | if (fp) fclose (fp); |
333b20bb GM |
8681 | UNGCPRO; |
8682 | return 0; | |
8683 | } | |
8684 | ||
8685 | end_info = png_create_info_struct (png_ptr); | |
8686 | if (!end_info) | |
8687 | { | |
8688 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 8689 | if (fp) fclose (fp); |
333b20bb GM |
8690 | UNGCPRO; |
8691 | return 0; | |
8692 | } | |
8693 | ||
8694 | /* Set error jump-back. We come back here when the PNG library | |
8695 | detects an error. */ | |
8696 | if (setjmp (png_ptr->jmpbuf)) | |
8697 | { | |
8698 | error: | |
8699 | if (png_ptr) | |
8700 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8701 | xfree (pixels); | |
8702 | xfree (rows); | |
63448a4d | 8703 | if (fp) fclose (fp); |
333b20bb GM |
8704 | UNGCPRO; |
8705 | return 0; | |
8706 | } | |
8707 | ||
8708 | /* Read image info. */ | |
63448a4d | 8709 | if (!NILP (specified_data)) |
5ad6a5fb | 8710 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 8711 | else |
5ad6a5fb | 8712 | png_init_io (png_ptr, fp); |
63448a4d | 8713 | |
333b20bb GM |
8714 | png_set_sig_bytes (png_ptr, sizeof sig); |
8715 | png_read_info (png_ptr, info_ptr); | |
8716 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
8717 | &interlace_type, NULL, NULL); | |
8718 | ||
8719 | /* If image contains simply transparency data, we prefer to | |
8720 | construct a clipping mask. */ | |
8721 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
8722 | transparent_p = 1; | |
8723 | else | |
8724 | transparent_p = 0; | |
8725 | ||
8726 | /* This function is easier to write if we only have to handle | |
8727 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
8728 | transform other formats into that format. */ | |
8729 | ||
8730 | /* Strip more than 8 bits per channel. */ | |
8731 | if (bit_depth == 16) | |
8732 | png_set_strip_16 (png_ptr); | |
8733 | ||
8734 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
8735 | if available. */ | |
8736 | png_set_expand (png_ptr); | |
8737 | ||
8738 | /* Convert grayscale images to RGB. */ | |
8739 | if (color_type == PNG_COLOR_TYPE_GRAY | |
8740 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
8741 | png_set_gray_to_rgb (png_ptr); | |
8742 | ||
8743 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
8744 | gamma_str = getenv ("SCREEN_GAMMA"); | |
8745 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
8746 | ||
8747 | /* Tell the PNG lib to handle gamma correction for us. */ | |
8748 | ||
6c1aa34d | 8749 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb GM |
8750 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
8751 | /* There is a special chunk in the image specifying the gamma. */ | |
8752 | png_set_sRGB (png_ptr, info_ptr, intent); | |
6c1aa34d GM |
8753 | else |
8754 | #endif | |
8755 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
8756 | /* Image contains gamma information. */ |
8757 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
8758 | else | |
8759 | /* Use a default of 0.5 for the image gamma. */ | |
8760 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
8761 | ||
8762 | /* Handle alpha channel by combining the image with a background | |
8763 | color. Do this only if a real alpha channel is supplied. For | |
8764 | simple transparency, we prefer a clipping mask. */ | |
8765 | if (!transparent_p) | |
8766 | { | |
8767 | png_color_16 *image_background; | |
8768 | ||
8769 | if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
8770 | /* Image contains a background color with which to | |
8771 | combine the image. */ | |
8772 | png_set_background (png_ptr, image_background, | |
8773 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
8774 | else | |
8775 | { | |
8776 | /* Image does not contain a background color with which | |
8777 | to combine the image data via an alpha channel. Use | |
8778 | the frame's background instead. */ | |
8779 | XColor color; | |
8780 | Colormap cmap; | |
8781 | png_color_16 frame_background; | |
8782 | ||
9b2956e2 | 8783 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 8784 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a31fedb7 | 8785 | x_query_color (f, &color); |
333b20bb GM |
8786 | |
8787 | bzero (&frame_background, sizeof frame_background); | |
8788 | frame_background.red = color.red; | |
8789 | frame_background.green = color.green; | |
8790 | frame_background.blue = color.blue; | |
8791 | ||
8792 | png_set_background (png_ptr, &frame_background, | |
8793 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
8794 | } | |
8795 | } | |
8796 | ||
8797 | /* Update info structure. */ | |
8798 | png_read_update_info (png_ptr, info_ptr); | |
8799 | ||
8800 | /* Get number of channels. Valid values are 1 for grayscale images | |
8801 | and images with a palette, 2 for grayscale images with transparency | |
8802 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
8803 | images with alpha channel, i.e. RGBA. If conversions above were | |
8804 | sufficient we should only have 3 or 4 channels here. */ | |
8805 | channels = png_get_channels (png_ptr, info_ptr); | |
8806 | xassert (channels == 3 || channels == 4); | |
8807 | ||
8808 | /* Number of bytes needed for one row of the image. */ | |
8809 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
8810 | ||
8811 | /* Allocate memory for the image. */ | |
8812 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
8813 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
8814 | for (i = 0; i < height; ++i) | |
8815 | rows[i] = pixels + i * row_bytes; | |
8816 | ||
8817 | /* Read the entire image. */ | |
8818 | png_read_image (png_ptr, rows); | |
8819 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
8820 | if (fp) |
8821 | { | |
8822 | fclose (fp); | |
8823 | fp = NULL; | |
8824 | } | |
333b20bb | 8825 | |
333b20bb | 8826 | /* Create the X image and pixmap. */ |
45158a91 | 8827 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 8828 | &img->pixmap)) |
28c7826c | 8829 | goto error; |
333b20bb GM |
8830 | |
8831 | /* Create an image and pixmap serving as mask if the PNG image | |
8832 | contains an alpha channel. */ | |
8833 | if (channels == 4 | |
8834 | && !transparent_p | |
45158a91 | 8835 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
8836 | &mask_img, &img->mask)) |
8837 | { | |
8838 | x_destroy_x_image (ximg); | |
8839 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 8840 | img->pixmap = None; |
333b20bb GM |
8841 | goto error; |
8842 | } | |
8843 | ||
8844 | /* Fill the X image and mask from PNG data. */ | |
8845 | init_color_table (); | |
8846 | ||
8847 | for (y = 0; y < height; ++y) | |
8848 | { | |
8849 | png_byte *p = rows[y]; | |
8850 | ||
8851 | for (x = 0; x < width; ++x) | |
8852 | { | |
8853 | unsigned r, g, b; | |
8854 | ||
8855 | r = *p++ << 8; | |
8856 | g = *p++ << 8; | |
8857 | b = *p++ << 8; | |
8858 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8859 | ||
8860 | /* An alpha channel, aka mask channel, associates variable | |
8861 | transparency with an image. Where other image formats | |
8862 | support binary transparency---fully transparent or fully | |
8863 | opaque---PNG allows up to 254 levels of partial transparency. | |
8864 | The PNG library implements partial transparency by combining | |
8865 | the image with a specified background color. | |
8866 | ||
8867 | I'm not sure how to handle this here nicely: because the | |
8868 | background on which the image is displayed may change, for | |
8869 | real alpha channel support, it would be necessary to create | |
8870 | a new image for each possible background. | |
8871 | ||
8872 | What I'm doing now is that a mask is created if we have | |
8873 | boolean transparency information. Otherwise I'm using | |
8874 | the frame's background color to combine the image with. */ | |
8875 | ||
8876 | if (channels == 4) | |
8877 | { | |
8878 | if (mask_img) | |
8879 | XPutPixel (mask_img, x, y, *p > 0); | |
8880 | ++p; | |
8881 | } | |
8882 | } | |
8883 | } | |
8884 | ||
8885 | /* Remember colors allocated for this image. */ | |
8886 | img->colors = colors_in_color_table (&img->ncolors); | |
8887 | free_color_table (); | |
8888 | ||
8889 | /* Clean up. */ | |
8890 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8891 | xfree (rows); | |
8892 | xfree (pixels); | |
8893 | ||
8894 | img->width = width; | |
8895 | img->height = height; | |
8896 | ||
8897 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8898 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8899 | x_destroy_x_image (ximg); | |
8900 | ||
8901 | /* Same for the mask. */ | |
8902 | if (mask_img) | |
8903 | { | |
8904 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8905 | x_destroy_x_image (mask_img); | |
8906 | } | |
8907 | ||
333b20bb GM |
8908 | UNGCPRO; |
8909 | return 1; | |
8910 | } | |
8911 | ||
8912 | #endif /* HAVE_PNG != 0 */ | |
8913 | ||
8914 | ||
8915 | \f | |
8916 | /*********************************************************************** | |
8917 | JPEG | |
8918 | ***********************************************************************/ | |
8919 | ||
8920 | #if HAVE_JPEG | |
8921 | ||
ba06aba4 GM |
8922 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
8923 | jconfig.h. */ | |
8924 | #ifdef HAVE_STDLIB_H | |
8925 | #define HAVE_STDLIB_H_1 | |
8926 | #undef HAVE_STDLIB_H | |
8927 | #endif /* HAVE_STLIB_H */ | |
8928 | ||
333b20bb GM |
8929 | #include <jpeglib.h> |
8930 | #include <jerror.h> | |
8931 | #include <setjmp.h> | |
8932 | ||
ba06aba4 GM |
8933 | #ifdef HAVE_STLIB_H_1 |
8934 | #define HAVE_STDLIB_H 1 | |
8935 | #endif | |
8936 | ||
333b20bb GM |
8937 | static int jpeg_image_p P_ ((Lisp_Object object)); |
8938 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
8939 | ||
8940 | /* The symbol `jpeg' identifying images of this type. */ | |
8941 | ||
8942 | Lisp_Object Qjpeg; | |
8943 | ||
8944 | /* Indices of image specification fields in gs_format, below. */ | |
8945 | ||
8946 | enum jpeg_keyword_index | |
8947 | { | |
8948 | JPEG_TYPE, | |
8e39770a | 8949 | JPEG_DATA, |
333b20bb GM |
8950 | JPEG_FILE, |
8951 | JPEG_ASCENT, | |
8952 | JPEG_MARGIN, | |
8953 | JPEG_RELIEF, | |
8954 | JPEG_ALGORITHM, | |
8955 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 8956 | JPEG_MASK, |
333b20bb GM |
8957 | JPEG_LAST |
8958 | }; | |
8959 | ||
8960 | /* Vector of image_keyword structures describing the format | |
8961 | of valid user-defined image specifications. */ | |
8962 | ||
8963 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
8964 | { | |
8965 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8966 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 8967 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8968 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8969 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8970 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8971 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
8972 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8973 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
8974 | }; |
8975 | ||
8976 | /* Structure describing the image type `jpeg'. */ | |
8977 | ||
8978 | static struct image_type jpeg_type = | |
8979 | { | |
8980 | &Qjpeg, | |
8981 | jpeg_image_p, | |
8982 | jpeg_load, | |
8983 | x_clear_image, | |
8984 | NULL | |
8985 | }; | |
8986 | ||
8987 | ||
8988 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
8989 | ||
8990 | static int | |
8991 | jpeg_image_p (object) | |
8992 | Lisp_Object object; | |
8993 | { | |
8994 | struct image_keyword fmt[JPEG_LAST]; | |
8995 | ||
8996 | bcopy (jpeg_format, fmt, sizeof fmt); | |
8997 | ||
7c7ff7f5 | 8998 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 8999 | return 0; |
8e39770a | 9000 | |
63cec32f GM |
9001 | /* Must specify either the :data or :file keyword. */ |
9002 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
9003 | } |
9004 | ||
8e39770a | 9005 | |
333b20bb GM |
9006 | struct my_jpeg_error_mgr |
9007 | { | |
9008 | struct jpeg_error_mgr pub; | |
9009 | jmp_buf setjmp_buffer; | |
9010 | }; | |
9011 | ||
e3130015 | 9012 | |
333b20bb GM |
9013 | static void |
9014 | my_error_exit (cinfo) | |
9015 | j_common_ptr cinfo; | |
9016 | { | |
9017 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
9018 | longjmp (mgr->setjmp_buffer, 1); | |
9019 | } | |
9020 | ||
e3130015 | 9021 | |
8e39770a GM |
9022 | /* Init source method for JPEG data source manager. Called by |
9023 | jpeg_read_header() before any data is actually read. See | |
9024 | libjpeg.doc from the JPEG lib distribution. */ | |
9025 | ||
9026 | static void | |
9027 | our_init_source (cinfo) | |
9028 | j_decompress_ptr cinfo; | |
9029 | { | |
9030 | } | |
9031 | ||
9032 | ||
9033 | /* Fill input buffer method for JPEG data source manager. Called | |
9034 | whenever more data is needed. We read the whole image in one step, | |
9035 | so this only adds a fake end of input marker at the end. */ | |
9036 | ||
9037 | static boolean | |
9038 | our_fill_input_buffer (cinfo) | |
9039 | j_decompress_ptr cinfo; | |
9040 | { | |
9041 | /* Insert a fake EOI marker. */ | |
9042 | struct jpeg_source_mgr *src = cinfo->src; | |
9043 | static JOCTET buffer[2]; | |
9044 | ||
9045 | buffer[0] = (JOCTET) 0xFF; | |
9046 | buffer[1] = (JOCTET) JPEG_EOI; | |
9047 | ||
9048 | src->next_input_byte = buffer; | |
9049 | src->bytes_in_buffer = 2; | |
9050 | return TRUE; | |
9051 | } | |
9052 | ||
9053 | ||
9054 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
9055 | is the JPEG data source manager. */ | |
9056 | ||
9057 | static void | |
9058 | our_skip_input_data (cinfo, num_bytes) | |
9059 | j_decompress_ptr cinfo; | |
9060 | long num_bytes; | |
9061 | { | |
9062 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
9063 | ||
9064 | if (src) | |
9065 | { | |
9066 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 9067 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
9068 | |
9069 | src->bytes_in_buffer -= num_bytes; | |
9070 | src->next_input_byte += num_bytes; | |
9071 | } | |
9072 | } | |
9073 | ||
9074 | ||
9075 | /* Method to terminate data source. Called by | |
9076 | jpeg_finish_decompress() after all data has been processed. */ | |
9077 | ||
9078 | static void | |
9079 | our_term_source (cinfo) | |
9080 | j_decompress_ptr cinfo; | |
9081 | { | |
9082 | } | |
9083 | ||
9084 | ||
9085 | /* Set up the JPEG lib for reading an image from DATA which contains | |
9086 | LEN bytes. CINFO is the decompression info structure created for | |
9087 | reading the image. */ | |
9088 | ||
9089 | static void | |
9090 | jpeg_memory_src (cinfo, data, len) | |
9091 | j_decompress_ptr cinfo; | |
9092 | JOCTET *data; | |
9093 | unsigned int len; | |
9094 | { | |
9095 | struct jpeg_source_mgr *src; | |
9096 | ||
9097 | if (cinfo->src == NULL) | |
9098 | { | |
9099 | /* First time for this JPEG object? */ | |
9100 | cinfo->src = (struct jpeg_source_mgr *) | |
9101 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
9102 | sizeof (struct jpeg_source_mgr)); | |
9103 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9104 | src->next_input_byte = data; | |
9105 | } | |
9106 | ||
9107 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9108 | src->init_source = our_init_source; | |
9109 | src->fill_input_buffer = our_fill_input_buffer; | |
9110 | src->skip_input_data = our_skip_input_data; | |
9111 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
9112 | src->term_source = our_term_source; | |
9113 | src->bytes_in_buffer = len; | |
9114 | src->next_input_byte = data; | |
9115 | } | |
9116 | ||
5ad6a5fb | 9117 | |
333b20bb GM |
9118 | /* Load image IMG for use on frame F. Patterned after example.c |
9119 | from the JPEG lib. */ | |
9120 | ||
9121 | static int | |
9122 | jpeg_load (f, img) | |
9123 | struct frame *f; | |
9124 | struct image *img; | |
9125 | { | |
9126 | struct jpeg_decompress_struct cinfo; | |
9127 | struct my_jpeg_error_mgr mgr; | |
9128 | Lisp_Object file, specified_file; | |
8e39770a | 9129 | Lisp_Object specified_data; |
8ec8a5ec | 9130 | FILE * volatile fp = NULL; |
333b20bb GM |
9131 | JSAMPARRAY buffer; |
9132 | int row_stride, x, y; | |
9133 | XImage *ximg = NULL; | |
b6d7acec | 9134 | int rc; |
333b20bb GM |
9135 | unsigned long *colors; |
9136 | int width, height; | |
9137 | struct gcpro gcpro1; | |
9138 | ||
9139 | /* Open the JPEG file. */ | |
9140 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 9141 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9142 | file = Qnil; |
9143 | GCPRO1 (file); | |
8e39770a | 9144 | |
8e39770a | 9145 | if (NILP (specified_data)) |
333b20bb | 9146 | { |
8e39770a | 9147 | file = x_find_image_file (specified_file); |
8e39770a GM |
9148 | if (!STRINGP (file)) |
9149 | { | |
45158a91 | 9150 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
9151 | UNGCPRO; |
9152 | return 0; | |
9153 | } | |
333b20bb | 9154 | |
8e39770a GM |
9155 | fp = fopen (XSTRING (file)->data, "r"); |
9156 | if (fp == NULL) | |
9157 | { | |
9158 | image_error ("Cannot open `%s'", file, Qnil); | |
9159 | UNGCPRO; | |
9160 | return 0; | |
9161 | } | |
333b20bb GM |
9162 | } |
9163 | ||
5ad6a5fb GM |
9164 | /* Customize libjpeg's error handling to call my_error_exit when an |
9165 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 9166 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 9167 | mgr.pub.error_exit = my_error_exit; |
333b20bb GM |
9168 | |
9169 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
9170 | { | |
5ad6a5fb GM |
9171 | if (rc == 1) |
9172 | { | |
9173 | /* Called from my_error_exit. Display a JPEG error. */ | |
9174 | char buffer[JMSG_LENGTH_MAX]; | |
9175 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 9176 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
9177 | build_string (buffer)); |
9178 | } | |
333b20bb GM |
9179 | |
9180 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb | 9181 | if (fp) |
8ec8a5ec | 9182 | fclose ((FILE *) fp); |
333b20bb GM |
9183 | jpeg_destroy_decompress (&cinfo); |
9184 | ||
5ad6a5fb GM |
9185 | /* If we already have an XImage, free that. */ |
9186 | x_destroy_x_image (ximg); | |
333b20bb | 9187 | |
5ad6a5fb GM |
9188 | /* Free pixmap and colors. */ |
9189 | x_clear_image (f, img); | |
333b20bb | 9190 | |
5ad6a5fb GM |
9191 | UNGCPRO; |
9192 | return 0; | |
333b20bb GM |
9193 | } |
9194 | ||
9195 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 9196 | Read the JPEG image header. */ |
333b20bb | 9197 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
9198 | |
9199 | if (NILP (specified_data)) | |
8ec8a5ec | 9200 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a GM |
9201 | else |
9202 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
9203 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 9204 | |
333b20bb GM |
9205 | jpeg_read_header (&cinfo, TRUE); |
9206 | ||
9207 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 9208 | Start decompression. */ |
333b20bb GM |
9209 | cinfo.quantize_colors = TRUE; |
9210 | jpeg_start_decompress (&cinfo); | |
9211 | width = img->width = cinfo.output_width; | |
9212 | height = img->height = cinfo.output_height; | |
9213 | ||
333b20bb | 9214 | /* Create X image and pixmap. */ |
45158a91 | 9215 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 9216 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
9217 | |
9218 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
9219 | cinfo.actual_number_of_colors has been set with the number of |
9220 | colors generated, and cinfo.colormap is a two-dimensional array | |
9221 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
9222 | No more than 255 colors will be generated. */ | |
333b20bb | 9223 | { |
5ad6a5fb GM |
9224 | int i, ir, ig, ib; |
9225 | ||
9226 | if (cinfo.out_color_components > 2) | |
9227 | ir = 0, ig = 1, ib = 2; | |
9228 | else if (cinfo.out_color_components > 1) | |
9229 | ir = 0, ig = 1, ib = 0; | |
9230 | else | |
9231 | ir = 0, ig = 0, ib = 0; | |
9232 | ||
9233 | /* Use the color table mechanism because it handles colors that | |
9234 | cannot be allocated nicely. Such colors will be replaced with | |
9235 | a default color, and we don't have to care about which colors | |
9236 | can be freed safely, and which can't. */ | |
9237 | init_color_table (); | |
9238 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
9239 | * sizeof *colors); | |
333b20bb | 9240 | |
5ad6a5fb GM |
9241 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
9242 | { | |
9243 | /* Multiply RGB values with 255 because X expects RGB values | |
9244 | in the range 0..0xffff. */ | |
9245 | int r = cinfo.colormap[ir][i] << 8; | |
9246 | int g = cinfo.colormap[ig][i] << 8; | |
9247 | int b = cinfo.colormap[ib][i] << 8; | |
9248 | colors[i] = lookup_rgb_color (f, r, g, b); | |
9249 | } | |
333b20bb | 9250 | |
5ad6a5fb GM |
9251 | /* Remember those colors actually allocated. */ |
9252 | img->colors = colors_in_color_table (&img->ncolors); | |
9253 | free_color_table (); | |
333b20bb GM |
9254 | } |
9255 | ||
9256 | /* Read pixels. */ | |
9257 | row_stride = width * cinfo.output_components; | |
9258 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 9259 | row_stride, 1); |
333b20bb GM |
9260 | for (y = 0; y < height; ++y) |
9261 | { | |
5ad6a5fb GM |
9262 | jpeg_read_scanlines (&cinfo, buffer, 1); |
9263 | for (x = 0; x < cinfo.output_width; ++x) | |
9264 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
9265 | } |
9266 | ||
9267 | /* Clean up. */ | |
9268 | jpeg_finish_decompress (&cinfo); | |
9269 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 9270 | if (fp) |
8ec8a5ec | 9271 | fclose ((FILE *) fp); |
333b20bb GM |
9272 | |
9273 | /* Put the image into the pixmap. */ | |
9274 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9275 | x_destroy_x_image (ximg); | |
333b20bb GM |
9276 | UNGCPRO; |
9277 | return 1; | |
9278 | } | |
9279 | ||
9280 | #endif /* HAVE_JPEG */ | |
9281 | ||
9282 | ||
9283 | \f | |
9284 | /*********************************************************************** | |
9285 | TIFF | |
9286 | ***********************************************************************/ | |
9287 | ||
9288 | #if HAVE_TIFF | |
9289 | ||
cf4790ad | 9290 | #include <tiffio.h> |
333b20bb GM |
9291 | |
9292 | static int tiff_image_p P_ ((Lisp_Object object)); | |
9293 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
9294 | ||
9295 | /* The symbol `tiff' identifying images of this type. */ | |
9296 | ||
9297 | Lisp_Object Qtiff; | |
9298 | ||
9299 | /* Indices of image specification fields in tiff_format, below. */ | |
9300 | ||
9301 | enum tiff_keyword_index | |
9302 | { | |
9303 | TIFF_TYPE, | |
63448a4d | 9304 | TIFF_DATA, |
333b20bb GM |
9305 | TIFF_FILE, |
9306 | TIFF_ASCENT, | |
9307 | TIFF_MARGIN, | |
9308 | TIFF_RELIEF, | |
9309 | TIFF_ALGORITHM, | |
9310 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 9311 | TIFF_MASK, |
333b20bb GM |
9312 | TIFF_LAST |
9313 | }; | |
9314 | ||
9315 | /* Vector of image_keyword structures describing the format | |
9316 | of valid user-defined image specifications. */ | |
9317 | ||
9318 | static struct image_keyword tiff_format[TIFF_LAST] = | |
9319 | { | |
9320 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9321 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9322 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9323 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9324 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9325 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9326 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
9327 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9328 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
9329 | }; |
9330 | ||
9331 | /* Structure describing the image type `tiff'. */ | |
9332 | ||
9333 | static struct image_type tiff_type = | |
9334 | { | |
9335 | &Qtiff, | |
9336 | tiff_image_p, | |
9337 | tiff_load, | |
9338 | x_clear_image, | |
9339 | NULL | |
9340 | }; | |
9341 | ||
9342 | ||
9343 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
9344 | ||
9345 | static int | |
9346 | tiff_image_p (object) | |
9347 | Lisp_Object object; | |
9348 | { | |
9349 | struct image_keyword fmt[TIFF_LAST]; | |
9350 | bcopy (tiff_format, fmt, sizeof fmt); | |
9351 | ||
7c7ff7f5 | 9352 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 9353 | return 0; |
5ad6a5fb | 9354 | |
63cec32f GM |
9355 | /* Must specify either the :data or :file keyword. */ |
9356 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
9357 | } |
9358 | ||
5ad6a5fb GM |
9359 | |
9360 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
9361 | memory source, but we have to provide a lot of extra functions. | |
9362 | Blah. | |
63448a4d WP |
9363 | |
9364 | We really only need to implement read and seek, but I am not | |
9365 | convinced that the TIFF library is smart enough not to destroy | |
9366 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
9367 | override. */ |
9368 | ||
9369 | typedef struct | |
9370 | { | |
63448a4d WP |
9371 | unsigned char *bytes; |
9372 | size_t len; | |
9373 | int index; | |
5ad6a5fb GM |
9374 | } |
9375 | tiff_memory_source; | |
63448a4d | 9376 | |
e3130015 | 9377 | |
5ad6a5fb GM |
9378 | static size_t |
9379 | tiff_read_from_memory (data, buf, size) | |
9380 | thandle_t data; | |
9381 | tdata_t buf; | |
9382 | tsize_t size; | |
63448a4d | 9383 | { |
5ad6a5fb | 9384 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9385 | |
9386 | if (size > src->len - src->index) | |
5ad6a5fb GM |
9387 | return (size_t) -1; |
9388 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
9389 | src->index += size; |
9390 | return size; | |
9391 | } | |
9392 | ||
e3130015 | 9393 | |
5ad6a5fb GM |
9394 | static size_t |
9395 | tiff_write_from_memory (data, buf, size) | |
9396 | thandle_t data; | |
9397 | tdata_t buf; | |
9398 | tsize_t size; | |
63448a4d WP |
9399 | { |
9400 | return (size_t) -1; | |
9401 | } | |
9402 | ||
e3130015 | 9403 | |
5ad6a5fb GM |
9404 | static toff_t |
9405 | tiff_seek_in_memory (data, off, whence) | |
9406 | thandle_t data; | |
9407 | toff_t off; | |
9408 | int whence; | |
63448a4d | 9409 | { |
5ad6a5fb | 9410 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9411 | int idx; |
9412 | ||
9413 | switch (whence) | |
5ad6a5fb GM |
9414 | { |
9415 | case SEEK_SET: /* Go from beginning of source. */ | |
9416 | idx = off; | |
9417 | break; | |
9418 | ||
9419 | case SEEK_END: /* Go from end of source. */ | |
9420 | idx = src->len + off; | |
9421 | break; | |
9422 | ||
9423 | case SEEK_CUR: /* Go from current position. */ | |
9424 | idx = src->index + off; | |
9425 | break; | |
9426 | ||
9427 | default: /* Invalid `whence'. */ | |
9428 | return -1; | |
9429 | } | |
9430 | ||
9431 | if (idx > src->len || idx < 0) | |
9432 | return -1; | |
9433 | ||
63448a4d WP |
9434 | src->index = idx; |
9435 | return src->index; | |
9436 | } | |
9437 | ||
e3130015 | 9438 | |
5ad6a5fb GM |
9439 | static int |
9440 | tiff_close_memory (data) | |
9441 | thandle_t data; | |
63448a4d WP |
9442 | { |
9443 | /* NOOP */ | |
5ad6a5fb | 9444 | return 0; |
63448a4d WP |
9445 | } |
9446 | ||
e3130015 | 9447 | |
5ad6a5fb GM |
9448 | static int |
9449 | tiff_mmap_memory (data, pbase, psize) | |
9450 | thandle_t data; | |
9451 | tdata_t *pbase; | |
9452 | toff_t *psize; | |
63448a4d WP |
9453 | { |
9454 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 9455 | return 0; |
63448a4d WP |
9456 | } |
9457 | ||
e3130015 | 9458 | |
5ad6a5fb GM |
9459 | static void |
9460 | tiff_unmap_memory (data, base, size) | |
9461 | thandle_t data; | |
9462 | tdata_t base; | |
9463 | toff_t size; | |
63448a4d WP |
9464 | { |
9465 | /* We don't need to do this. */ | |
63448a4d WP |
9466 | } |
9467 | ||
e3130015 | 9468 | |
5ad6a5fb GM |
9469 | static toff_t |
9470 | tiff_size_of_memory (data) | |
9471 | thandle_t data; | |
63448a4d | 9472 | { |
5ad6a5fb | 9473 | return ((tiff_memory_source *) data)->len; |
63448a4d | 9474 | } |
333b20bb | 9475 | |
e3130015 | 9476 | |
333b20bb GM |
9477 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
9478 | successful. */ | |
9479 | ||
9480 | static int | |
9481 | tiff_load (f, img) | |
9482 | struct frame *f; | |
9483 | struct image *img; | |
9484 | { | |
9485 | Lisp_Object file, specified_file; | |
63448a4d | 9486 | Lisp_Object specified_data; |
333b20bb GM |
9487 | TIFF *tiff; |
9488 | int width, height, x, y; | |
9489 | uint32 *buf; | |
9490 | int rc; | |
9491 | XImage *ximg; | |
9492 | struct gcpro gcpro1; | |
63448a4d | 9493 | tiff_memory_source memsrc; |
333b20bb GM |
9494 | |
9495 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9496 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9497 | file = Qnil; |
9498 | GCPRO1 (file); | |
63448a4d WP |
9499 | |
9500 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9501 | { |
9502 | /* Read from a file */ | |
9503 | file = x_find_image_file (specified_file); | |
9504 | if (!STRINGP (file)) | |
63448a4d | 9505 | { |
45158a91 | 9506 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
9507 | UNGCPRO; |
9508 | return 0; | |
9509 | } | |
63448a4d | 9510 | |
5ad6a5fb GM |
9511 | /* Try to open the image file. */ |
9512 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
9513 | if (tiff == NULL) | |
9514 | { | |
9515 | image_error ("Cannot open `%s'", file, Qnil); | |
9516 | UNGCPRO; | |
9517 | return 0; | |
63448a4d | 9518 | } |
5ad6a5fb | 9519 | } |
63448a4d | 9520 | else |
5ad6a5fb GM |
9521 | { |
9522 | /* Memory source! */ | |
9523 | memsrc.bytes = XSTRING (specified_data)->data; | |
9524 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9525 | memsrc.index = 0; | |
9526 | ||
9527 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
9528 | (TIFFReadWriteProc) tiff_read_from_memory, | |
9529 | (TIFFReadWriteProc) tiff_write_from_memory, | |
9530 | tiff_seek_in_memory, | |
9531 | tiff_close_memory, | |
9532 | tiff_size_of_memory, | |
9533 | tiff_mmap_memory, | |
9534 | tiff_unmap_memory); | |
9535 | ||
9536 | if (!tiff) | |
63448a4d | 9537 | { |
45158a91 | 9538 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9539 | UNGCPRO; |
9540 | return 0; | |
63448a4d | 9541 | } |
5ad6a5fb | 9542 | } |
333b20bb GM |
9543 | |
9544 | /* Get width and height of the image, and allocate a raster buffer | |
9545 | of width x height 32-bit values. */ | |
9546 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
9547 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
9548 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
9549 | ||
9550 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
9551 | TIFFClose (tiff); | |
9552 | if (!rc) | |
9553 | { | |
45158a91 | 9554 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
9555 | xfree (buf); |
9556 | UNGCPRO; | |
9557 | return 0; | |
9558 | } | |
9559 | ||
333b20bb | 9560 | /* Create the X image and pixmap. */ |
45158a91 | 9561 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9562 | { |
333b20bb GM |
9563 | xfree (buf); |
9564 | UNGCPRO; | |
9565 | return 0; | |
9566 | } | |
9567 | ||
9568 | /* Initialize the color table. */ | |
9569 | init_color_table (); | |
9570 | ||
9571 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
9572 | for (y = 0; y < height; ++y) | |
9573 | { | |
9574 | uint32 *row = buf + y * width; | |
9575 | ||
9576 | for (x = 0; x < width; ++x) | |
9577 | { | |
9578 | uint32 abgr = row[x]; | |
9579 | int r = TIFFGetR (abgr) << 8; | |
9580 | int g = TIFFGetG (abgr) << 8; | |
9581 | int b = TIFFGetB (abgr) << 8; | |
9582 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
9583 | } | |
9584 | } | |
9585 | ||
9586 | /* Remember the colors allocated for the image. Free the color table. */ | |
9587 | img->colors = colors_in_color_table (&img->ncolors); | |
9588 | free_color_table (); | |
9589 | ||
9590 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9591 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9592 | x_destroy_x_image (ximg); | |
9593 | xfree (buf); | |
333b20bb GM |
9594 | |
9595 | img->width = width; | |
9596 | img->height = height; | |
9597 | ||
9598 | UNGCPRO; | |
9599 | return 1; | |
9600 | } | |
9601 | ||
9602 | #endif /* HAVE_TIFF != 0 */ | |
9603 | ||
9604 | ||
9605 | \f | |
9606 | /*********************************************************************** | |
9607 | GIF | |
9608 | ***********************************************************************/ | |
9609 | ||
9610 | #if HAVE_GIF | |
9611 | ||
9612 | #include <gif_lib.h> | |
9613 | ||
9614 | static int gif_image_p P_ ((Lisp_Object object)); | |
9615 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9616 | ||
9617 | /* The symbol `gif' identifying images of this type. */ | |
9618 | ||
9619 | Lisp_Object Qgif; | |
9620 | ||
9621 | /* Indices of image specification fields in gif_format, below. */ | |
9622 | ||
9623 | enum gif_keyword_index | |
9624 | { | |
9625 | GIF_TYPE, | |
63448a4d | 9626 | GIF_DATA, |
333b20bb GM |
9627 | GIF_FILE, |
9628 | GIF_ASCENT, | |
9629 | GIF_MARGIN, | |
9630 | GIF_RELIEF, | |
9631 | GIF_ALGORITHM, | |
9632 | GIF_HEURISTIC_MASK, | |
4a8e312c | 9633 | GIF_MASK, |
333b20bb GM |
9634 | GIF_IMAGE, |
9635 | GIF_LAST | |
9636 | }; | |
9637 | ||
9638 | /* Vector of image_keyword structures describing the format | |
9639 | of valid user-defined image specifications. */ | |
9640 | ||
9641 | static struct image_keyword gif_format[GIF_LAST] = | |
9642 | { | |
9643 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9644 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9645 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9646 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9647 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9648 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9649 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 9650 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9651 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb GM |
9652 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0} |
9653 | }; | |
9654 | ||
9655 | /* Structure describing the image type `gif'. */ | |
9656 | ||
9657 | static struct image_type gif_type = | |
9658 | { | |
9659 | &Qgif, | |
9660 | gif_image_p, | |
9661 | gif_load, | |
9662 | x_clear_image, | |
9663 | NULL | |
9664 | }; | |
9665 | ||
e3130015 | 9666 | |
333b20bb GM |
9667 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
9668 | ||
9669 | static int | |
9670 | gif_image_p (object) | |
9671 | Lisp_Object object; | |
9672 | { | |
9673 | struct image_keyword fmt[GIF_LAST]; | |
9674 | bcopy (gif_format, fmt, sizeof fmt); | |
9675 | ||
7c7ff7f5 | 9676 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 9677 | return 0; |
5ad6a5fb | 9678 | |
63cec32f GM |
9679 | /* Must specify either the :data or :file keyword. */ |
9680 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
9681 | } |
9682 | ||
e3130015 | 9683 | |
63448a4d WP |
9684 | /* Reading a GIF image from memory |
9685 | Based on the PNG memory stuff to a certain extent. */ | |
9686 | ||
5ad6a5fb GM |
9687 | typedef struct |
9688 | { | |
63448a4d WP |
9689 | unsigned char *bytes; |
9690 | size_t len; | |
9691 | int index; | |
5ad6a5fb GM |
9692 | } |
9693 | gif_memory_source; | |
63448a4d | 9694 | |
e3130015 | 9695 | |
f036834a GM |
9696 | /* Make the current memory source available to gif_read_from_memory. |
9697 | It's done this way because not all versions of libungif support | |
9698 | a UserData field in the GifFileType structure. */ | |
9699 | static gif_memory_source *current_gif_memory_src; | |
9700 | ||
5ad6a5fb GM |
9701 | static int |
9702 | gif_read_from_memory (file, buf, len) | |
9703 | GifFileType *file; | |
9704 | GifByteType *buf; | |
9705 | int len; | |
63448a4d | 9706 | { |
f036834a | 9707 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 9708 | |
5ad6a5fb GM |
9709 | if (len > src->len - src->index) |
9710 | return -1; | |
63448a4d | 9711 | |
5ad6a5fb | 9712 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
9713 | src->index += len; |
9714 | return len; | |
9715 | } | |
333b20bb | 9716 | |
5ad6a5fb | 9717 | |
333b20bb GM |
9718 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
9719 | successful. */ | |
9720 | ||
9721 | static int | |
9722 | gif_load (f, img) | |
9723 | struct frame *f; | |
9724 | struct image *img; | |
9725 | { | |
9726 | Lisp_Object file, specified_file; | |
63448a4d | 9727 | Lisp_Object specified_data; |
333b20bb GM |
9728 | int rc, width, height, x, y, i; |
9729 | XImage *ximg; | |
9730 | ColorMapObject *gif_color_map; | |
9731 | unsigned long pixel_colors[256]; | |
9732 | GifFileType *gif; | |
9733 | struct gcpro gcpro1; | |
9734 | Lisp_Object image; | |
9735 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 9736 | gif_memory_source memsrc; |
9b784e96 | 9737 | unsigned char *raster; |
333b20bb GM |
9738 | |
9739 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9740 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9741 | file = Qnil; |
9742 | GCPRO1 (file); | |
63448a4d WP |
9743 | |
9744 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9745 | { |
9746 | file = x_find_image_file (specified_file); | |
9747 | if (!STRINGP (file)) | |
63448a4d | 9748 | { |
45158a91 | 9749 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
9750 | UNGCPRO; |
9751 | return 0; | |
9752 | } | |
333b20bb | 9753 | |
5ad6a5fb GM |
9754 | /* Open the GIF file. */ |
9755 | gif = DGifOpenFileName (XSTRING (file)->data); | |
9756 | if (gif == NULL) | |
9757 | { | |
9758 | image_error ("Cannot open `%s'", file, Qnil); | |
9759 | UNGCPRO; | |
9760 | return 0; | |
63448a4d | 9761 | } |
5ad6a5fb | 9762 | } |
63448a4d | 9763 | else |
5ad6a5fb GM |
9764 | { |
9765 | /* Read from memory! */ | |
f036834a | 9766 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
9767 | memsrc.bytes = XSTRING (specified_data)->data; |
9768 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9769 | memsrc.index = 0; | |
63448a4d | 9770 | |
5ad6a5fb GM |
9771 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
9772 | if (!gif) | |
9773 | { | |
45158a91 | 9774 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9775 | UNGCPRO; |
9776 | return 0; | |
63448a4d | 9777 | } |
5ad6a5fb | 9778 | } |
333b20bb GM |
9779 | |
9780 | /* Read entire contents. */ | |
9781 | rc = DGifSlurp (gif); | |
9782 | if (rc == GIF_ERROR) | |
9783 | { | |
45158a91 | 9784 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
9785 | DGifCloseFile (gif); |
9786 | UNGCPRO; | |
9787 | return 0; | |
9788 | } | |
9789 | ||
3ccff1e3 | 9790 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
9791 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
9792 | if (ino >= gif->ImageCount) | |
9793 | { | |
45158a91 GM |
9794 | image_error ("Invalid image number `%s' in image `%s'", |
9795 | image, img->spec); | |
333b20bb GM |
9796 | DGifCloseFile (gif); |
9797 | UNGCPRO; | |
9798 | return 0; | |
9799 | } | |
9800 | ||
9801 | width = img->width = gif->SWidth; | |
9802 | height = img->height = gif->SHeight; | |
9803 | ||
333b20bb | 9804 | /* Create the X image and pixmap. */ |
45158a91 | 9805 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9806 | { |
333b20bb GM |
9807 | DGifCloseFile (gif); |
9808 | UNGCPRO; | |
9809 | return 0; | |
9810 | } | |
9811 | ||
9812 | /* Allocate colors. */ | |
9813 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
9814 | if (!gif_color_map) | |
9815 | gif_color_map = gif->SColorMap; | |
9816 | init_color_table (); | |
9817 | bzero (pixel_colors, sizeof pixel_colors); | |
9818 | ||
9819 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
9820 | { | |
9821 | int r = gif_color_map->Colors[i].Red << 8; | |
9822 | int g = gif_color_map->Colors[i].Green << 8; | |
9823 | int b = gif_color_map->Colors[i].Blue << 8; | |
9824 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
9825 | } | |
9826 | ||
9827 | img->colors = colors_in_color_table (&img->ncolors); | |
9828 | free_color_table (); | |
9829 | ||
9830 | /* Clear the part of the screen image that are not covered by | |
9831 | the image from the GIF file. Full animated GIF support | |
9832 | requires more than can be done here (see the gif89 spec, | |
9833 | disposal methods). Let's simply assume that the part | |
9834 | not covered by a sub-image is in the frame's background color. */ | |
9835 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
9836 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
9837 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
9838 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
9839 | ||
9840 | for (y = 0; y < image_top; ++y) | |
9841 | for (x = 0; x < width; ++x) | |
9842 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9843 | ||
9844 | for (y = image_top + image_height; y < height; ++y) | |
9845 | for (x = 0; x < width; ++x) | |
9846 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9847 | ||
9848 | for (y = image_top; y < image_top + image_height; ++y) | |
9849 | { | |
9850 | for (x = 0; x < image_left; ++x) | |
9851 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9852 | for (x = image_left + image_width; x < width; ++x) | |
9853 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9854 | } | |
9855 | ||
9b784e96 GM |
9856 | /* Read the GIF image into the X image. We use a local variable |
9857 | `raster' here because RasterBits below is a char *, and invites | |
9858 | problems with bytes >= 0x80. */ | |
9859 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
9860 | ||
333b20bb GM |
9861 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
9862 | { | |
9863 | static int interlace_start[] = {0, 4, 2, 1}; | |
9864 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9b207e8e | 9865 | int pass; |
06482119 GM |
9866 | int row = interlace_start[0]; |
9867 | ||
9868 | pass = 0; | |
333b20bb | 9869 | |
06482119 | 9870 | for (y = 0; y < image_height; y++) |
333b20bb | 9871 | { |
06482119 GM |
9872 | if (row >= image_height) |
9873 | { | |
9874 | row = interlace_start[++pass]; | |
9875 | while (row >= image_height) | |
9876 | row = interlace_start[++pass]; | |
9877 | } | |
9878 | ||
9879 | for (x = 0; x < image_width; x++) | |
9880 | { | |
9b784e96 | 9881 | int i = raster[(y * image_width) + x]; |
06482119 GM |
9882 | XPutPixel (ximg, x + image_left, row + image_top, |
9883 | pixel_colors[i]); | |
9884 | } | |
9885 | ||
9886 | row += interlace_increment[pass]; | |
333b20bb GM |
9887 | } |
9888 | } | |
9889 | else | |
9890 | { | |
9891 | for (y = 0; y < image_height; ++y) | |
9892 | for (x = 0; x < image_width; ++x) | |
9893 | { | |
9b784e96 | 9894 | int i = raster[y * image_width + x]; |
333b20bb GM |
9895 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
9896 | } | |
9897 | } | |
9898 | ||
9899 | DGifCloseFile (gif); | |
9900 | ||
9901 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9902 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9903 | x_destroy_x_image (ximg); | |
333b20bb GM |
9904 | |
9905 | UNGCPRO; | |
9906 | return 1; | |
9907 | } | |
9908 | ||
9909 | #endif /* HAVE_GIF != 0 */ | |
9910 | ||
9911 | ||
9912 | \f | |
9913 | /*********************************************************************** | |
9914 | Ghostscript | |
9915 | ***********************************************************************/ | |
9916 | ||
9917 | static int gs_image_p P_ ((Lisp_Object object)); | |
9918 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
9919 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
9920 | ||
fcf431dc | 9921 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 9922 | |
fcf431dc | 9923 | Lisp_Object Qpostscript; |
333b20bb GM |
9924 | |
9925 | /* Keyword symbols. */ | |
9926 | ||
9927 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
9928 | ||
9929 | /* Indices of image specification fields in gs_format, below. */ | |
9930 | ||
9931 | enum gs_keyword_index | |
9932 | { | |
9933 | GS_TYPE, | |
9934 | GS_PT_WIDTH, | |
9935 | GS_PT_HEIGHT, | |
9936 | GS_FILE, | |
9937 | GS_LOADER, | |
9938 | GS_BOUNDING_BOX, | |
9939 | GS_ASCENT, | |
9940 | GS_MARGIN, | |
9941 | GS_RELIEF, | |
9942 | GS_ALGORITHM, | |
9943 | GS_HEURISTIC_MASK, | |
4a8e312c | 9944 | GS_MASK, |
333b20bb GM |
9945 | GS_LAST |
9946 | }; | |
9947 | ||
9948 | /* Vector of image_keyword structures describing the format | |
9949 | of valid user-defined image specifications. */ | |
9950 | ||
9951 | static struct image_keyword gs_format[GS_LAST] = | |
9952 | { | |
9953 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9954 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9955 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9956 | {":file", IMAGE_STRING_VALUE, 1}, | |
9957 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
9958 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 9959 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9960 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9961 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9962 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
9963 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9964 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
9965 | }; |
9966 | ||
9967 | /* Structure describing the image type `ghostscript'. */ | |
9968 | ||
9969 | static struct image_type gs_type = | |
9970 | { | |
fcf431dc | 9971 | &Qpostscript, |
333b20bb GM |
9972 | gs_image_p, |
9973 | gs_load, | |
9974 | gs_clear_image, | |
9975 | NULL | |
9976 | }; | |
9977 | ||
9978 | ||
9979 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
9980 | ||
9981 | static void | |
9982 | gs_clear_image (f, img) | |
9983 | struct frame *f; | |
9984 | struct image *img; | |
9985 | { | |
9986 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
9987 | xfree (img->data.ptr_val); | |
9988 | x_clear_image (f, img); | |
9989 | } | |
9990 | ||
9991 | ||
9992 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
9993 | specification. */ | |
9994 | ||
9995 | static int | |
9996 | gs_image_p (object) | |
9997 | Lisp_Object object; | |
9998 | { | |
9999 | struct image_keyword fmt[GS_LAST]; | |
10000 | Lisp_Object tem; | |
10001 | int i; | |
10002 | ||
10003 | bcopy (gs_format, fmt, sizeof fmt); | |
10004 | ||
7c7ff7f5 | 10005 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
10006 | return 0; |
10007 | ||
10008 | /* Bounding box must be a list or vector containing 4 integers. */ | |
10009 | tem = fmt[GS_BOUNDING_BOX].value; | |
10010 | if (CONSP (tem)) | |
10011 | { | |
10012 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
10013 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
10014 | return 0; | |
10015 | if (!NILP (tem)) | |
10016 | return 0; | |
10017 | } | |
10018 | else if (VECTORP (tem)) | |
10019 | { | |
10020 | if (XVECTOR (tem)->size != 4) | |
10021 | return 0; | |
10022 | for (i = 0; i < 4; ++i) | |
10023 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
10024 | return 0; | |
10025 | } | |
10026 | else | |
10027 | return 0; | |
10028 | ||
10029 | return 1; | |
10030 | } | |
10031 | ||
10032 | ||
10033 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
10034 | if successful. */ | |
10035 | ||
10036 | static int | |
10037 | gs_load (f, img) | |
10038 | struct frame *f; | |
10039 | struct image *img; | |
10040 | { | |
10041 | char buffer[100]; | |
10042 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
10043 | struct gcpro gcpro1, gcpro2; | |
10044 | Lisp_Object frame; | |
10045 | double in_width, in_height; | |
10046 | Lisp_Object pixel_colors = Qnil; | |
10047 | ||
10048 | /* Compute pixel size of pixmap needed from the given size in the | |
10049 | image specification. Sizes in the specification are in pt. 1 pt | |
10050 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
10051 | info. */ | |
10052 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
10053 | in_width = XFASTINT (pt_width) / 72.0; | |
10054 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
10055 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
10056 | in_height = XFASTINT (pt_height) / 72.0; | |
10057 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
10058 | ||
10059 | /* Create the pixmap. */ | |
dd00328a | 10060 | xassert (img->pixmap == None); |
333b20bb GM |
10061 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
10062 | img->width, img->height, | |
10063 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
10064 | |
10065 | if (!img->pixmap) | |
10066 | { | |
45158a91 | 10067 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
10068 | return 0; |
10069 | } | |
10070 | ||
10071 | /* Call the loader to fill the pixmap. It returns a process object | |
10072 | if successful. We do not record_unwind_protect here because | |
10073 | other places in redisplay like calling window scroll functions | |
10074 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
10075 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
10076 | ||
10077 | sprintf (buffer, "%lu %lu", | |
10078 | (unsigned long) FRAME_X_WINDOW (f), | |
10079 | (unsigned long) img->pixmap); | |
10080 | window_and_pixmap_id = build_string (buffer); | |
10081 | ||
10082 | sprintf (buffer, "%lu %lu", | |
10083 | FRAME_FOREGROUND_PIXEL (f), | |
10084 | FRAME_BACKGROUND_PIXEL (f)); | |
10085 | pixel_colors = build_string (buffer); | |
10086 | ||
10087 | XSETFRAME (frame, f); | |
10088 | loader = image_spec_value (img->spec, QCloader, NULL); | |
10089 | if (NILP (loader)) | |
10090 | loader = intern ("gs-load-image"); | |
10091 | ||
10092 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
10093 | make_number (img->width), | |
10094 | make_number (img->height), | |
10095 | window_and_pixmap_id, | |
10096 | pixel_colors); | |
10097 | UNGCPRO; | |
10098 | return PROCESSP (img->data.lisp_val); | |
10099 | } | |
10100 | ||
10101 | ||
10102 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
10103 | frame F. Called from XTread_socket when receiving an event | |
10104 | telling Emacs that Ghostscript has finished drawing. */ | |
10105 | ||
10106 | void | |
10107 | x_kill_gs_process (pixmap, f) | |
10108 | Pixmap pixmap; | |
10109 | struct frame *f; | |
10110 | { | |
10111 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
10112 | int class, i; | |
10113 | struct image *img; | |
10114 | ||
10115 | /* Find the image containing PIXMAP. */ | |
10116 | for (i = 0; i < c->used; ++i) | |
10117 | if (c->images[i]->pixmap == pixmap) | |
10118 | break; | |
10119 | ||
daba7643 GM |
10120 | /* Should someone in between have cleared the image cache, for |
10121 | instance, give up. */ | |
10122 | if (i == c->used) | |
10123 | return; | |
10124 | ||
333b20bb GM |
10125 | /* Kill the GS process. We should have found PIXMAP in the image |
10126 | cache and its image should contain a process object. */ | |
333b20bb GM |
10127 | img = c->images[i]; |
10128 | xassert (PROCESSP (img->data.lisp_val)); | |
10129 | Fkill_process (img->data.lisp_val, Qnil); | |
10130 | img->data.lisp_val = Qnil; | |
10131 | ||
10132 | /* On displays with a mutable colormap, figure out the colors | |
10133 | allocated for the image by looking at the pixels of an XImage for | |
10134 | img->pixmap. */ | |
383d6ffc | 10135 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
10136 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
10137 | { | |
10138 | XImage *ximg; | |
10139 | ||
10140 | BLOCK_INPUT; | |
10141 | ||
10142 | /* Try to get an XImage for img->pixmep. */ | |
10143 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
10144 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
10145 | if (ximg) | |
10146 | { | |
10147 | int x, y; | |
10148 | ||
10149 | /* Initialize the color table. */ | |
10150 | init_color_table (); | |
10151 | ||
10152 | /* For each pixel of the image, look its color up in the | |
10153 | color table. After having done so, the color table will | |
10154 | contain an entry for each color used by the image. */ | |
10155 | for (y = 0; y < img->height; ++y) | |
10156 | for (x = 0; x < img->width; ++x) | |
10157 | { | |
10158 | unsigned long pixel = XGetPixel (ximg, x, y); | |
10159 | lookup_pixel_color (f, pixel); | |
10160 | } | |
10161 | ||
10162 | /* Record colors in the image. Free color table and XImage. */ | |
10163 | img->colors = colors_in_color_table (&img->ncolors); | |
10164 | free_color_table (); | |
10165 | XDestroyImage (ximg); | |
10166 | ||
10167 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
10168 | here, we get a BadAccess later in x_clear_image when | |
10169 | freeing the colors. */ | |
10170 | /* We have allocated colors once, but Ghostscript has also | |
10171 | allocated colors on behalf of us. So, to get the | |
10172 | reference counts right, free them once. */ | |
10173 | if (img->ncolors) | |
462d5d40 | 10174 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
10175 | #endif |
10176 | } | |
10177 | else | |
10178 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 10179 | img->spec, Qnil); |
333b20bb GM |
10180 | |
10181 | UNBLOCK_INPUT; | |
10182 | } | |
ad18ffb1 GM |
10183 | |
10184 | /* Now that we have the pixmap, compute mask and transform the | |
10185 | image if requested. */ | |
10186 | BLOCK_INPUT; | |
10187 | postprocess_image (f, img); | |
10188 | UNBLOCK_INPUT; | |
333b20bb GM |
10189 | } |
10190 | ||
10191 | ||
10192 | \f | |
10193 | /*********************************************************************** | |
10194 | Window properties | |
10195 | ***********************************************************************/ | |
10196 | ||
10197 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
10198 | Sx_change_window_property, 2, 3, 0, | |
10199 | "Change window property PROP to VALUE on the X window of FRAME.\n\ | |
10200 | PROP and VALUE must be strings. FRAME nil or omitted means use the\n\ | |
10201 | selected frame. Value is VALUE.") | |
10202 | (prop, value, frame) | |
10203 | Lisp_Object frame, prop, value; | |
10204 | { | |
10205 | struct frame *f = check_x_frame (frame); | |
10206 | Atom prop_atom; | |
10207 | ||
10208 | CHECK_STRING (prop, 1); | |
10209 | CHECK_STRING (value, 2); | |
10210 | ||
10211 | BLOCK_INPUT; | |
10212 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10213 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10214 | prop_atom, XA_STRING, 8, PropModeReplace, | |
10215 | XSTRING (value)->data, XSTRING (value)->size); | |
10216 | ||
10217 | /* Make sure the property is set when we return. */ | |
10218 | XFlush (FRAME_X_DISPLAY (f)); | |
10219 | UNBLOCK_INPUT; | |
10220 | ||
10221 | return value; | |
10222 | } | |
10223 | ||
10224 | ||
10225 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
10226 | Sx_delete_window_property, 1, 2, 0, | |
10227 | "Remove window property PROP from X window of FRAME.\n\ | |
10228 | FRAME nil or omitted means use the selected frame. Value is PROP.") | |
10229 | (prop, frame) | |
10230 | Lisp_Object prop, frame; | |
10231 | { | |
10232 | struct frame *f = check_x_frame (frame); | |
10233 | Atom prop_atom; | |
10234 | ||
10235 | CHECK_STRING (prop, 1); | |
10236 | BLOCK_INPUT; | |
10237 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10238 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
10239 | ||
10240 | /* Make sure the property is removed when we return. */ | |
10241 | XFlush (FRAME_X_DISPLAY (f)); | |
10242 | UNBLOCK_INPUT; | |
10243 | ||
10244 | return prop; | |
10245 | } | |
10246 | ||
10247 | ||
10248 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
10249 | 1, 2, 0, | |
10250 | "Value is the value of window property PROP on FRAME.\n\ | |
10251 | If FRAME is nil or omitted, use the selected frame. Value is nil\n\ | |
10252 | if FRAME hasn't a property with name PROP or if PROP has no string\n\ | |
10253 | value.") | |
10254 | (prop, frame) | |
10255 | Lisp_Object prop, frame; | |
10256 | { | |
10257 | struct frame *f = check_x_frame (frame); | |
10258 | Atom prop_atom; | |
10259 | int rc; | |
10260 | Lisp_Object prop_value = Qnil; | |
10261 | char *tmp_data = NULL; | |
10262 | Atom actual_type; | |
10263 | int actual_format; | |
10264 | unsigned long actual_size, bytes_remaining; | |
10265 | ||
10266 | CHECK_STRING (prop, 1); | |
10267 | BLOCK_INPUT; | |
10268 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10269 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10270 | prop_atom, 0, 0, False, XA_STRING, | |
10271 | &actual_type, &actual_format, &actual_size, | |
10272 | &bytes_remaining, (unsigned char **) &tmp_data); | |
10273 | if (rc == Success) | |
10274 | { | |
10275 | int size = bytes_remaining; | |
10276 | ||
10277 | XFree (tmp_data); | |
10278 | tmp_data = NULL; | |
10279 | ||
10280 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10281 | prop_atom, 0, bytes_remaining, | |
10282 | False, XA_STRING, | |
10283 | &actual_type, &actual_format, | |
10284 | &actual_size, &bytes_remaining, | |
10285 | (unsigned char **) &tmp_data); | |
4c8c7926 | 10286 | if (rc == Success && tmp_data) |
333b20bb GM |
10287 | prop_value = make_string (tmp_data, size); |
10288 | ||
10289 | XFree (tmp_data); | |
10290 | } | |
10291 | ||
10292 | UNBLOCK_INPUT; | |
10293 | return prop_value; | |
10294 | } | |
10295 | ||
10296 | ||
10297 | \f | |
10298 | /*********************************************************************** | |
10299 | Busy cursor | |
10300 | ***********************************************************************/ | |
10301 | ||
4ae9a85e | 10302 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 10303 | an hourglass cursor on all frames. */ |
333b20bb | 10304 | |
0af913d7 | 10305 | static struct atimer *hourglass_atimer; |
333b20bb | 10306 | |
0af913d7 | 10307 | /* Non-zero means an hourglass cursor is currently shown. */ |
333b20bb | 10308 | |
0af913d7 | 10309 | static int hourglass_shown_p; |
333b20bb | 10310 | |
0af913d7 | 10311 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
333b20bb | 10312 | |
0af913d7 | 10313 | static Lisp_Object Vhourglass_delay; |
333b20bb | 10314 | |
0af913d7 | 10315 | /* Default number of seconds to wait before displaying an hourglass |
4ae9a85e GM |
10316 | cursor. */ |
10317 | ||
0af913d7 | 10318 | #define DEFAULT_HOURGLASS_DELAY 1 |
4ae9a85e GM |
10319 | |
10320 | /* Function prototypes. */ | |
10321 | ||
0af913d7 GM |
10322 | static void show_hourglass P_ ((struct atimer *)); |
10323 | static void hide_hourglass P_ ((void)); | |
4ae9a85e GM |
10324 | |
10325 | ||
0af913d7 | 10326 | /* Cancel a currently active hourglass timer, and start a new one. */ |
4ae9a85e GM |
10327 | |
10328 | void | |
0af913d7 | 10329 | start_hourglass () |
333b20bb | 10330 | { |
4ae9a85e | 10331 | EMACS_TIME delay; |
3caa99d3 | 10332 | int secs, usecs = 0; |
4ae9a85e | 10333 | |
0af913d7 | 10334 | cancel_hourglass (); |
4ae9a85e | 10335 | |
0af913d7 GM |
10336 | if (INTEGERP (Vhourglass_delay) |
10337 | && XINT (Vhourglass_delay) > 0) | |
10338 | secs = XFASTINT (Vhourglass_delay); | |
10339 | else if (FLOATP (Vhourglass_delay) | |
10340 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
3caa99d3 GM |
10341 | { |
10342 | Lisp_Object tem; | |
0af913d7 | 10343 | tem = Ftruncate (Vhourglass_delay, Qnil); |
3caa99d3 | 10344 | secs = XFASTINT (tem); |
0af913d7 | 10345 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
3caa99d3 | 10346 | } |
4ae9a85e | 10347 | else |
0af913d7 | 10348 | secs = DEFAULT_HOURGLASS_DELAY; |
4ae9a85e | 10349 | |
3caa99d3 | 10350 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
10351 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
10352 | show_hourglass, NULL); | |
4ae9a85e GM |
10353 | } |
10354 | ||
10355 | ||
0af913d7 | 10356 | /* Cancel the hourglass cursor timer if active, hide a busy cursor if |
4ae9a85e GM |
10357 | shown. */ |
10358 | ||
10359 | void | |
0af913d7 | 10360 | cancel_hourglass () |
4ae9a85e | 10361 | { |
0af913d7 | 10362 | if (hourglass_atimer) |
99f01f62 | 10363 | { |
0af913d7 GM |
10364 | cancel_atimer (hourglass_atimer); |
10365 | hourglass_atimer = NULL; | |
99f01f62 GM |
10366 | } |
10367 | ||
0af913d7 GM |
10368 | if (hourglass_shown_p) |
10369 | hide_hourglass (); | |
4ae9a85e GM |
10370 | } |
10371 | ||
10372 | ||
0af913d7 GM |
10373 | /* Timer function of hourglass_atimer. TIMER is equal to |
10374 | hourglass_atimer. | |
4ae9a85e | 10375 | |
0af913d7 GM |
10376 | Display an hourglass pointer on all frames by mapping the frames' |
10377 | hourglass_window. Set the hourglass_p flag in the frames' | |
10378 | output_data.x structure to indicate that an hourglass cursor is | |
10379 | shown on the frames. */ | |
4ae9a85e GM |
10380 | |
10381 | static void | |
0af913d7 | 10382 | show_hourglass (timer) |
4ae9a85e GM |
10383 | struct atimer *timer; |
10384 | { | |
10385 | /* The timer implementation will cancel this timer automatically | |
0af913d7 | 10386 | after this function has run. Set hourglass_atimer to null |
4ae9a85e | 10387 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 10388 | hourglass_atimer = NULL; |
4ae9a85e | 10389 | |
0af913d7 | 10390 | if (!hourglass_shown_p) |
333b20bb GM |
10391 | { |
10392 | Lisp_Object rest, frame; | |
4ae9a85e GM |
10393 | |
10394 | BLOCK_INPUT; | |
10395 | ||
333b20bb | 10396 | FOR_EACH_FRAME (rest, frame) |
5f7a1890 GM |
10397 | { |
10398 | struct frame *f = XFRAME (frame); | |
10399 | ||
10400 | if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f)) | |
10401 | { | |
10402 | Display *dpy = FRAME_X_DISPLAY (f); | |
10403 | ||
10404 | #ifdef USE_X_TOOLKIT | |
10405 | if (f->output_data.x->widget) | |
10406 | #else | |
10407 | if (FRAME_OUTER_WINDOW (f)) | |
10408 | #endif | |
10409 | { | |
0af913d7 | 10410 | f->output_data.x->hourglass_p = 1; |
4ae9a85e | 10411 | |
0af913d7 | 10412 | if (!f->output_data.x->hourglass_window) |
5f7a1890 GM |
10413 | { |
10414 | unsigned long mask = CWCursor; | |
10415 | XSetWindowAttributes attrs; | |
4ae9a85e | 10416 | |
0af913d7 | 10417 | attrs.cursor = f->output_data.x->hourglass_cursor; |
4ae9a85e | 10418 | |
0af913d7 | 10419 | f->output_data.x->hourglass_window |
5f7a1890 GM |
10420 | = XCreateWindow (dpy, FRAME_OUTER_WINDOW (f), |
10421 | 0, 0, 32000, 32000, 0, 0, | |
10422 | InputOnly, | |
10423 | CopyFromParent, | |
10424 | mask, &attrs); | |
10425 | } | |
4ae9a85e | 10426 | |
0af913d7 | 10427 | XMapRaised (dpy, f->output_data.x->hourglass_window); |
5f7a1890 GM |
10428 | XFlush (dpy); |
10429 | } | |
10430 | } | |
10431 | } | |
333b20bb | 10432 | |
0af913d7 | 10433 | hourglass_shown_p = 1; |
4ae9a85e GM |
10434 | UNBLOCK_INPUT; |
10435 | } | |
333b20bb GM |
10436 | } |
10437 | ||
10438 | ||
0af913d7 GM |
10439 | /* Hide the hourglass pointer on all frames, if it is currently |
10440 | shown. */ | |
333b20bb | 10441 | |
4ae9a85e | 10442 | static void |
0af913d7 | 10443 | hide_hourglass () |
4ae9a85e | 10444 | { |
0af913d7 | 10445 | if (hourglass_shown_p) |
333b20bb | 10446 | { |
4ae9a85e GM |
10447 | Lisp_Object rest, frame; |
10448 | ||
10449 | BLOCK_INPUT; | |
10450 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 10451 | { |
4ae9a85e GM |
10452 | struct frame *f = XFRAME (frame); |
10453 | ||
10454 | if (FRAME_X_P (f) | |
10455 | /* Watch out for newly created frames. */ | |
0af913d7 | 10456 | && f->output_data.x->hourglass_window) |
4ae9a85e | 10457 | { |
0af913d7 GM |
10458 | XUnmapWindow (FRAME_X_DISPLAY (f), |
10459 | f->output_data.x->hourglass_window); | |
10460 | /* Sync here because XTread_socket looks at the | |
10461 | hourglass_p flag that is reset to zero below. */ | |
4ae9a85e | 10462 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 10463 | f->output_data.x->hourglass_p = 0; |
4ae9a85e | 10464 | } |
333b20bb | 10465 | } |
333b20bb | 10466 | |
0af913d7 | 10467 | hourglass_shown_p = 0; |
4ae9a85e GM |
10468 | UNBLOCK_INPUT; |
10469 | } | |
333b20bb GM |
10470 | } |
10471 | ||
10472 | ||
10473 | \f | |
10474 | /*********************************************************************** | |
10475 | Tool tips | |
10476 | ***********************************************************************/ | |
10477 | ||
10478 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
275841bf | 10479 | Lisp_Object, Lisp_Object)); |
06d62053 | 10480 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
ab452f99 | 10481 | Lisp_Object, int, int, int *, int *)); |
333b20bb | 10482 | |
44b5a125 | 10483 | /* The frame of a currently visible tooltip. */ |
333b20bb | 10484 | |
44b5a125 | 10485 | Lisp_Object tip_frame; |
333b20bb GM |
10486 | |
10487 | /* If non-nil, a timer started that hides the last tooltip when it | |
10488 | fires. */ | |
10489 | ||
10490 | Lisp_Object tip_timer; | |
10491 | Window tip_window; | |
10492 | ||
06d62053 GM |
10493 | /* If non-nil, a vector of 3 elements containing the last args |
10494 | with which x-show-tip was called. See there. */ | |
10495 | ||
10496 | Lisp_Object last_show_tip_args; | |
10497 | ||
d63931a2 GM |
10498 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
10499 | ||
10500 | Lisp_Object Vx_max_tooltip_size; | |
10501 | ||
eaf1eea9 GM |
10502 | |
10503 | static Lisp_Object | |
10504 | unwind_create_tip_frame (frame) | |
10505 | Lisp_Object frame; | |
10506 | { | |
c844a81a GM |
10507 | Lisp_Object deleted; |
10508 | ||
10509 | deleted = unwind_create_frame (frame); | |
10510 | if (EQ (deleted, Qt)) | |
10511 | { | |
10512 | tip_window = None; | |
10513 | tip_frame = Qnil; | |
10514 | } | |
10515 | ||
10516 | return deleted; | |
eaf1eea9 GM |
10517 | } |
10518 | ||
10519 | ||
333b20bb | 10520 | /* Create a frame for a tooltip on the display described by DPYINFO. |
275841bf GM |
10521 | PARMS is a list of frame parameters. TEXT is the string to |
10522 | display in the tip frame. Value is the frame. | |
eaf1eea9 GM |
10523 | |
10524 | Note that functions called here, esp. x_default_parameter can | |
10525 | signal errors, for instance when a specified color name is | |
10526 | undefined. We have to make sure that we're in a consistent state | |
10527 | when this happens. */ | |
333b20bb GM |
10528 | |
10529 | static Lisp_Object | |
275841bf | 10530 | x_create_tip_frame (dpyinfo, parms, text) |
333b20bb | 10531 | struct x_display_info *dpyinfo; |
275841bf | 10532 | Lisp_Object parms, text; |
333b20bb GM |
10533 | { |
10534 | struct frame *f; | |
10535 | Lisp_Object frame, tem; | |
10536 | Lisp_Object name; | |
333b20bb GM |
10537 | long window_prompting = 0; |
10538 | int width, height; | |
eaf1eea9 | 10539 | int count = BINDING_STACK_SIZE (); |
b6d7acec | 10540 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb | 10541 | struct kboard *kb; |
06d62053 | 10542 | int face_change_count_before = face_change_count; |
275841bf GM |
10543 | Lisp_Object buffer; |
10544 | struct buffer *old_buffer; | |
333b20bb GM |
10545 | |
10546 | check_x (); | |
10547 | ||
10548 | /* Use this general default value to start with until we know if | |
10549 | this frame has a specified name. */ | |
10550 | Vx_resource_name = Vinvocation_name; | |
10551 | ||
10552 | #ifdef MULTI_KBOARD | |
10553 | kb = dpyinfo->kboard; | |
10554 | #else | |
10555 | kb = &the_only_kboard; | |
10556 | #endif | |
10557 | ||
10558 | /* Get the name of the frame to use for resource lookup. */ | |
10559 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
10560 | if (!STRINGP (name) | |
10561 | && !EQ (name, Qunbound) | |
10562 | && !NILP (name)) | |
10563 | error ("Invalid frame name--not a string or nil"); | |
10564 | Vx_resource_name = name; | |
10565 | ||
10566 | frame = Qnil; | |
10567 | GCPRO3 (parms, name, frame); | |
44b5a125 | 10568 | f = make_frame (1); |
333b20bb | 10569 | XSETFRAME (frame, f); |
275841bf GM |
10570 | |
10571 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10572 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10573 | old_buffer = current_buffer; | |
10574 | set_buffer_internal_1 (XBUFFER (buffer)); | |
d63931a2 | 10575 | current_buffer->truncate_lines = Qnil; |
275841bf GM |
10576 | Ferase_buffer (); |
10577 | Finsert (1, &text); | |
10578 | set_buffer_internal_1 (old_buffer); | |
10579 | ||
333b20bb | 10580 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
8a1a7743 | 10581 | record_unwind_protect (unwind_create_tip_frame, frame); |
333b20bb | 10582 | |
eaf1eea9 GM |
10583 | /* By setting the output method, we're essentially saying that |
10584 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
10585 | from this point on, x_destroy_window might screw up reference | |
10586 | counts etc. */ | |
333b20bb GM |
10587 | f->output_method = output_x_window; |
10588 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
10589 | bzero (f->output_data.x, sizeof (struct x_output)); | |
10590 | f->output_data.x->icon_bitmap = -1; | |
10591 | f->output_data.x->fontset = -1; | |
61d461a8 GM |
10592 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
10593 | f->output_data.x->scroll_bar_background_pixel = -1; | |
333b20bb GM |
10594 | f->icon_name = Qnil; |
10595 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
f1d2ce7f | 10596 | #if GLYPH_DEBUG |
eaf1eea9 GM |
10597 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
10598 | dpyinfo_refcount = dpyinfo->reference_count; | |
10599 | #endif /* GLYPH_DEBUG */ | |
333b20bb GM |
10600 | #ifdef MULTI_KBOARD |
10601 | FRAME_KBOARD (f) = kb; | |
10602 | #endif | |
10603 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10604 | f->output_data.x->explicit_parent = 0; | |
10605 | ||
61d461a8 GM |
10606 | /* These colors will be set anyway later, but it's important |
10607 | to get the color reference counts right, so initialize them! */ | |
10608 | { | |
10609 | Lisp_Object black; | |
10610 | struct gcpro gcpro1; | |
10611 | ||
10612 | black = build_string ("black"); | |
10613 | GCPRO1 (black); | |
10614 | f->output_data.x->foreground_pixel | |
10615 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10616 | f->output_data.x->background_pixel | |
10617 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10618 | f->output_data.x->cursor_pixel | |
10619 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10620 | f->output_data.x->cursor_foreground_pixel | |
10621 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10622 | f->output_data.x->border_pixel | |
10623 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10624 | f->output_data.x->mouse_pixel | |
10625 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10626 | UNGCPRO; | |
10627 | } | |
10628 | ||
333b20bb GM |
10629 | /* Set the name; the functions to which we pass f expect the name to |
10630 | be set. */ | |
10631 | if (EQ (name, Qunbound) || NILP (name)) | |
10632 | { | |
10633 | f->name = build_string (dpyinfo->x_id_name); | |
10634 | f->explicit_name = 0; | |
10635 | } | |
10636 | else | |
10637 | { | |
10638 | f->name = name; | |
10639 | f->explicit_name = 1; | |
10640 | /* use the frame's title when getting resources for this frame. */ | |
10641 | specbind (Qx_resource_name, name); | |
10642 | } | |
10643 | ||
eaf1eea9 GM |
10644 | /* Extract the window parameters from the supplied values that are |
10645 | needed to determine window geometry. */ | |
333b20bb GM |
10646 | { |
10647 | Lisp_Object font; | |
10648 | ||
10649 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
10650 | ||
10651 | BLOCK_INPUT; | |
10652 | /* First, try whatever font the caller has specified. */ | |
10653 | if (STRINGP (font)) | |
10654 | { | |
10655 | tem = Fquery_fontset (font, Qnil); | |
10656 | if (STRINGP (tem)) | |
10657 | font = x_new_fontset (f, XSTRING (tem)->data); | |
10658 | else | |
10659 | font = x_new_font (f, XSTRING (font)->data); | |
10660 | } | |
10661 | ||
10662 | /* Try out a font which we hope has bold and italic variations. */ | |
10663 | if (!STRINGP (font)) | |
10664 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
10665 | if (!STRINGP (font)) | |
10666 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10667 | if (! STRINGP (font)) | |
10668 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10669 | if (! STRINGP (font)) | |
10670 | /* This was formerly the first thing tried, but it finds too many fonts | |
10671 | and takes too long. */ | |
10672 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
10673 | /* If those didn't work, look for something which will at least work. */ | |
10674 | if (! STRINGP (font)) | |
10675 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
10676 | UNBLOCK_INPUT; | |
10677 | if (! STRINGP (font)) | |
10678 | font = build_string ("fixed"); | |
10679 | ||
10680 | x_default_parameter (f, parms, Qfont, font, | |
10681 | "font", "Font", RES_TYPE_STRING); | |
10682 | } | |
10683 | ||
10684 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
10685 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
10686 | ||
10687 | /* This defaults to 2 in order to match xterm. We recognize either | |
10688 | internalBorderWidth or internalBorder (which is what xterm calls | |
10689 | it). */ | |
10690 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10691 | { | |
10692 | Lisp_Object value; | |
10693 | ||
10694 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
10695 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
10696 | if (! EQ (value, Qunbound)) | |
10697 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
10698 | parms); | |
10699 | } | |
10700 | ||
10701 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
10702 | "internalBorderWidth", "internalBorderWidth", | |
10703 | RES_TYPE_NUMBER); | |
10704 | ||
10705 | /* Also do the stuff which must be set before the window exists. */ | |
10706 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
10707 | "foreground", "Foreground", RES_TYPE_STRING); | |
10708 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
10709 | "background", "Background", RES_TYPE_STRING); | |
10710 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
10711 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
10712 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
10713 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
10714 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
10715 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
10716 | ||
10717 | /* Init faces before x_default_parameter is called for scroll-bar | |
10718 | parameters because that function calls x_set_scroll_bar_width, | |
10719 | which calls change_frame_size, which calls Fset_window_buffer, | |
10720 | which runs hooks, which call Fvertical_motion. At the end, we | |
10721 | end up in init_iterator with a null face cache, which should not | |
10722 | happen. */ | |
10723 | init_frame_faces (f); | |
10724 | ||
10725 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10726 | window_prompting = x_figure_window_size (f, parms); | |
10727 | ||
10728 | if (window_prompting & XNegative) | |
10729 | { | |
10730 | if (window_prompting & YNegative) | |
10731 | f->output_data.x->win_gravity = SouthEastGravity; | |
10732 | else | |
10733 | f->output_data.x->win_gravity = NorthEastGravity; | |
10734 | } | |
10735 | else | |
10736 | { | |
10737 | if (window_prompting & YNegative) | |
10738 | f->output_data.x->win_gravity = SouthWestGravity; | |
10739 | else | |
10740 | f->output_data.x->win_gravity = NorthWestGravity; | |
10741 | } | |
10742 | ||
10743 | f->output_data.x->size_hint_flags = window_prompting; | |
10744 | { | |
10745 | XSetWindowAttributes attrs; | |
10746 | unsigned long mask; | |
10747 | ||
10748 | BLOCK_INPUT; | |
c51d2b5e GM |
10749 | mask = CWBackPixel | CWOverrideRedirect | CWEventMask; |
10750 | if (DoesSaveUnders (dpyinfo->screen)) | |
10751 | mask |= CWSaveUnder; | |
10752 | ||
9b2956e2 GM |
10753 | /* Window managers look at the override-redirect flag to determine |
10754 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
10755 | 3.2.8). */ |
10756 | attrs.override_redirect = True; | |
10757 | attrs.save_under = True; | |
10758 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
10759 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
10760 | attrs.event_mask = StructureNotifyMask; | |
10761 | tip_window | |
10762 | = FRAME_X_WINDOW (f) | |
10763 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10764 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
10765 | /* x, y, width, height */ | |
10766 | 0, 0, 1, 1, | |
10767 | /* Border. */ | |
10768 | 1, | |
10769 | CopyFromParent, InputOutput, CopyFromParent, | |
10770 | mask, &attrs); | |
10771 | UNBLOCK_INPUT; | |
10772 | } | |
10773 | ||
10774 | x_make_gc (f); | |
10775 | ||
333b20bb GM |
10776 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
10777 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10778 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
10779 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10780 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
10781 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
10782 | ||
10783 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
10784 | Change will not be effected unless different from the current | |
10785 | f->height. */ | |
10786 | width = f->width; | |
10787 | height = f->height; | |
10788 | f->height = 0; | |
10789 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 10790 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb | 10791 | |
035d5114 | 10792 | /* Set up faces after all frame parameters are known. This call |
6801a572 GM |
10793 | also merges in face attributes specified for new frames. |
10794 | ||
10795 | Frame parameters may be changed if .Xdefaults contains | |
10796 | specifications for the default font. For example, if there is an | |
10797 | `Emacs.default.attributeBackground: pink', the `background-color' | |
10798 | attribute of the frame get's set, which let's the internal border | |
10799 | of the tooltip frame appear in pink. Prevent this. */ | |
10800 | { | |
10801 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
10802 | ||
10803 | /* Set tip_frame here, so that */ | |
10804 | tip_frame = frame; | |
10805 | call1 (Qface_set_after_frame_default, frame); | |
10806 | ||
10807 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) | |
10808 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
10809 | Qnil)); | |
10810 | } | |
035d5114 | 10811 | |
333b20bb GM |
10812 | f->no_split = 1; |
10813 | ||
10814 | UNGCPRO; | |
10815 | ||
10816 | /* It is now ok to make the frame official even if we get an error | |
10817 | below. And the frame needs to be on Vframe_list or making it | |
10818 | visible won't work. */ | |
10819 | Vframe_list = Fcons (frame, Vframe_list); | |
10820 | ||
10821 | /* Now that the frame is official, it counts as a reference to | |
10822 | its display. */ | |
10823 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
10824 | ||
06d62053 GM |
10825 | /* Setting attributes of faces of the tooltip frame from resources |
10826 | and similar will increment face_change_count, which leads to the | |
10827 | clearing of all current matrices. Since this isn't necessary | |
10828 | here, avoid it by resetting face_change_count to the value it | |
10829 | had before we created the tip frame. */ | |
10830 | face_change_count = face_change_count_before; | |
10831 | ||
eaf1eea9 | 10832 | /* Discard the unwind_protect. */ |
333b20bb GM |
10833 | return unbind_to (count, frame); |
10834 | } | |
10835 | ||
10836 | ||
06d62053 GM |
10837 | /* Compute where to display tip frame F. PARMS is the list of frame |
10838 | parameters for F. DX and DY are specified offsets from the current | |
ab452f99 GM |
10839 | location of the mouse. WIDTH and HEIGHT are the width and height |
10840 | of the tooltip. Return coordinates relative to the root window of | |
10841 | the display in *ROOT_X, and *ROOT_Y. */ | |
06d62053 GM |
10842 | |
10843 | static void | |
ab452f99 | 10844 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
06d62053 GM |
10845 | struct frame *f; |
10846 | Lisp_Object parms, dx, dy; | |
ab452f99 | 10847 | int width, height; |
06d62053 GM |
10848 | int *root_x, *root_y; |
10849 | { | |
10850 | Lisp_Object left, top; | |
10851 | int win_x, win_y; | |
10852 | Window root, child; | |
10853 | unsigned pmask; | |
10854 | ||
10855 | /* User-specified position? */ | |
10856 | left = Fcdr (Fassq (Qleft, parms)); | |
10857 | top = Fcdr (Fassq (Qtop, parms)); | |
10858 | ||
10859 | /* Move the tooltip window where the mouse pointer is. Resize and | |
10860 | show it. */ | |
ab452f99 GM |
10861 | if (!INTEGERP (left) && !INTEGERP (top)) |
10862 | { | |
10863 | BLOCK_INPUT; | |
10864 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
10865 | &root, &child, root_x, root_y, &win_x, &win_y, &pmask); | |
10866 | UNBLOCK_INPUT; | |
10867 | } | |
06d62053 | 10868 | |
06d62053 GM |
10869 | if (INTEGERP (top)) |
10870 | *root_y = XINT (top); | |
ab452f99 GM |
10871 | else if (*root_y + XINT (dy) - height < 0) |
10872 | *root_y -= XINT (dy); | |
10873 | else | |
10874 | { | |
10875 | *root_y -= height; | |
10876 | *root_y += XINT (dy); | |
10877 | } | |
10878 | ||
10879 | if (INTEGERP (left)) | |
10880 | *root_x = XINT (left); | |
10881 | else if (*root_x + XINT (dx) + width > FRAME_X_DISPLAY_INFO (f)->width) | |
10882 | *root_x -= width + XINT (dx); | |
10883 | else | |
10884 | *root_x += XINT (dx); | |
06d62053 GM |
10885 | } |
10886 | ||
10887 | ||
0634ce98 | 10888 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
e82d09c9 | 10889 | "Show STRING in a \"tooltip\" window on frame FRAME.\n\ |
0634ce98 GM |
10890 | A tooltip window is a small X window displaying a string.\n\ |
10891 | \n\ | |
333b20bb | 10892 | FRAME nil or omitted means use the selected frame.\n\ |
0634ce98 | 10893 | \n\ |
333b20bb GM |
10894 | PARMS is an optional list of frame parameters which can be\n\ |
10895 | used to change the tooltip's appearance.\n\ | |
0634ce98 | 10896 | \n\ |
333b20bb | 10897 | Automatically hide the tooltip after TIMEOUT seconds.\n\ |
0634ce98 GM |
10898 | TIMEOUT nil means use the default timeout of 5 seconds.\n\ |
10899 | \n\ | |
10900 | If the list of frame parameters PARAMS contains a `left' parameters,\n\ | |
10901 | the tooltip is displayed at that x-position. Otherwise it is\n\ | |
10902 | displayed at the mouse position, with offset DX added (default is 5 if\n\ | |
10903 | DX isn't specified). Likewise for the y-position; if a `top' frame\n\ | |
10904 | parameter is specified, it determines the y-position of the tooltip\n\ | |
10905 | window, otherwise it is displayed at the mouse position, with offset\n\ | |
61a925c1 GM |
10906 | DY added (default is -10).\n\ |
10907 | \n\ | |
10908 | A tooltip's maximum size is specified by `x-max-tooltip-size'.\n\ | |
10909 | Text larger than the specified size is clipped.") | |
0634ce98 GM |
10910 | (string, frame, parms, timeout, dx, dy) |
10911 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
333b20bb GM |
10912 | { |
10913 | struct frame *f; | |
10914 | struct window *w; | |
d63931a2 | 10915 | Lisp_Object buffer, top, left, max_width, max_height; |
06d62053 | 10916 | int root_x, root_y; |
333b20bb GM |
10917 | struct buffer *old_buffer; |
10918 | struct text_pos pos; | |
10919 | int i, width, height; | |
393f2d14 | 10920 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb | 10921 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
06d62053 | 10922 | int count = BINDING_STACK_SIZE (); |
333b20bb GM |
10923 | |
10924 | specbind (Qinhibit_redisplay, Qt); | |
10925 | ||
393f2d14 | 10926 | GCPRO4 (string, parms, frame, timeout); |
333b20bb GM |
10927 | |
10928 | CHECK_STRING (string, 0); | |
10929 | f = check_x_frame (frame); | |
10930 | if (NILP (timeout)) | |
10931 | timeout = make_number (5); | |
10932 | else | |
10933 | CHECK_NATNUM (timeout, 2); | |
0634ce98 GM |
10934 | |
10935 | if (NILP (dx)) | |
10936 | dx = make_number (5); | |
10937 | else | |
10938 | CHECK_NUMBER (dx, 5); | |
10939 | ||
10940 | if (NILP (dy)) | |
12c67a7f | 10941 | dy = make_number (-10); |
0634ce98 GM |
10942 | else |
10943 | CHECK_NUMBER (dy, 6); | |
333b20bb | 10944 | |
06d62053 GM |
10945 | if (NILP (last_show_tip_args)) |
10946 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
10947 | ||
10948 | if (!NILP (tip_frame)) | |
10949 | { | |
10950 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
10951 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
10952 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
10953 | ||
10954 | if (EQ (frame, last_frame) | |
10955 | && !NILP (Fequal (last_string, string)) | |
10956 | && !NILP (Fequal (last_parms, parms))) | |
10957 | { | |
10958 | struct frame *f = XFRAME (tip_frame); | |
10959 | ||
10960 | /* Only DX and DY have changed. */ | |
10961 | if (!NILP (tip_timer)) | |
ae782866 GM |
10962 | { |
10963 | Lisp_Object timer = tip_timer; | |
10964 | tip_timer = Qnil; | |
10965 | call1 (Qcancel_timer, timer); | |
10966 | } | |
06d62053 GM |
10967 | |
10968 | BLOCK_INPUT; | |
ab452f99 GM |
10969 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
10970 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
06d62053 | 10971 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 10972 | root_x, root_y); |
06d62053 GM |
10973 | UNBLOCK_INPUT; |
10974 | goto start_timer; | |
10975 | } | |
10976 | } | |
10977 | ||
333b20bb GM |
10978 | /* Hide a previous tip, if any. */ |
10979 | Fx_hide_tip (); | |
10980 | ||
06d62053 GM |
10981 | ASET (last_show_tip_args, 0, string); |
10982 | ASET (last_show_tip_args, 1, frame); | |
10983 | ASET (last_show_tip_args, 2, parms); | |
10984 | ||
333b20bb GM |
10985 | /* Add default values to frame parameters. */ |
10986 | if (NILP (Fassq (Qname, parms))) | |
10987 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
10988 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10989 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
10990 | if (NILP (Fassq (Qborder_width, parms))) | |
10991 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
10992 | if (NILP (Fassq (Qborder_color, parms))) | |
10993 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
10994 | if (NILP (Fassq (Qbackground_color, parms))) | |
10995 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
10996 | parms); | |
10997 | ||
10998 | /* Create a frame for the tooltip, and record it in the global | |
10999 | variable tip_frame. */ | |
275841bf | 11000 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms, string); |
44b5a125 | 11001 | f = XFRAME (frame); |
333b20bb | 11002 | |
d63931a2 | 11003 | /* Set up the frame's root window. */ |
333b20bb GM |
11004 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
11005 | w->left = w->top = make_number (0); | |
d63931a2 GM |
11006 | |
11007 | if (CONSP (Vx_max_tooltip_size) | |
11008 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
11009 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
11010 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
11011 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
11012 | { | |
11013 | w->width = XCAR (Vx_max_tooltip_size); | |
11014 | w->height = XCDR (Vx_max_tooltip_size); | |
11015 | } | |
11016 | else | |
11017 | { | |
11018 | w->width = make_number (80); | |
11019 | w->height = make_number (40); | |
11020 | } | |
11021 | ||
11022 | f->window_width = XINT (w->width); | |
333b20bb GM |
11023 | adjust_glyphs (f); |
11024 | w->pseudo_window_p = 1; | |
11025 | ||
11026 | /* Display the tooltip text in a temporary buffer. */ | |
333b20bb | 11027 | old_buffer = current_buffer; |
275841bf | 11028 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
d63931a2 | 11029 | current_buffer->truncate_lines = Qnil; |
333b20bb GM |
11030 | clear_glyph_matrix (w->desired_matrix); |
11031 | clear_glyph_matrix (w->current_matrix); | |
11032 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
11033 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
11034 | ||
11035 | /* Compute width and height of the tooltip. */ | |
11036 | width = height = 0; | |
11037 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
11038 | { | |
11039 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
11040 | struct glyph *last; | |
11041 | int row_width; | |
11042 | ||
11043 | /* Stop at the first empty row at the end. */ | |
11044 | if (!row->enabled_p || !row->displays_text_p) | |
11045 | break; | |
11046 | ||
d7bf0342 GM |
11047 | /* Let the row go over the full width of the frame. */ |
11048 | row->full_width_p = 1; | |
333b20bb | 11049 | |
e3130015 | 11050 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
11051 | the cursor there. Don't include the width of this glyph. */ |
11052 | if (row->used[TEXT_AREA]) | |
11053 | { | |
11054 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
11055 | row_width = row->pixel_width - last->pixel_width; | |
11056 | } | |
11057 | else | |
11058 | row_width = row->pixel_width; | |
11059 | ||
11060 | height += row->height; | |
11061 | width = max (width, row_width); | |
11062 | } | |
11063 | ||
11064 | /* Add the frame's internal border to the width and height the X | |
11065 | window should have. */ | |
11066 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11067 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11068 | ||
11069 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11070 | show it. */ | |
ab452f99 | 11071 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
0634ce98 | 11072 | |
0634ce98 | 11073 | BLOCK_INPUT; |
333b20bb | 11074 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11075 | root_x, root_y, width, height); |
333b20bb GM |
11076 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
11077 | UNBLOCK_INPUT; | |
06d62053 | 11078 | |
333b20bb GM |
11079 | /* Draw into the window. */ |
11080 | w->must_be_updated_p = 1; | |
11081 | update_single_window (w, 1); | |
11082 | ||
11083 | /* Restore original current buffer. */ | |
11084 | set_buffer_internal_1 (old_buffer); | |
11085 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
11086 | ||
06d62053 | 11087 | start_timer: |
333b20bb GM |
11088 | /* Let the tip disappear after timeout seconds. */ |
11089 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
11090 | intern ("x-hide-tip")); | |
a744a2ec DL |
11091 | |
11092 | UNGCPRO; | |
333b20bb GM |
11093 | return unbind_to (count, Qnil); |
11094 | } | |
11095 | ||
11096 | ||
11097 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
e82d09c9 | 11098 | "Hide the current tooltip window, if there is any.\n\ |
333b20bb GM |
11099 | Value is t is tooltip was open, nil otherwise.") |
11100 | () | |
11101 | { | |
44b5a125 | 11102 | int count; |
c0006262 GM |
11103 | Lisp_Object deleted, frame, timer; |
11104 | struct gcpro gcpro1, gcpro2; | |
44b5a125 GM |
11105 | |
11106 | /* Return quickly if nothing to do. */ | |
c0006262 | 11107 | if (NILP (tip_timer) && NILP (tip_frame)) |
44b5a125 | 11108 | return Qnil; |
333b20bb | 11109 | |
c0006262 GM |
11110 | frame = tip_frame; |
11111 | timer = tip_timer; | |
11112 | GCPRO2 (frame, timer); | |
11113 | tip_frame = tip_timer = deleted = Qnil; | |
11114 | ||
44b5a125 | 11115 | count = BINDING_STACK_SIZE (); |
333b20bb | 11116 | specbind (Qinhibit_redisplay, Qt); |
44b5a125 | 11117 | specbind (Qinhibit_quit, Qt); |
333b20bb | 11118 | |
c0006262 | 11119 | if (!NILP (timer)) |
ae782866 | 11120 | call1 (Qcancel_timer, timer); |
333b20bb | 11121 | |
c0006262 | 11122 | if (FRAMEP (frame)) |
333b20bb | 11123 | { |
44b5a125 GM |
11124 | Fdelete_frame (frame, Qnil); |
11125 | deleted = Qt; | |
f6c44811 GM |
11126 | |
11127 | #ifdef USE_LUCID | |
11128 | /* Bloodcurdling hack alert: The Lucid menu bar widget's | |
11129 | redisplay procedure is not called when a tip frame over menu | |
11130 | items is unmapped. Redisplay the menu manually... */ | |
11131 | { | |
11132 | struct frame *f = SELECTED_FRAME (); | |
11133 | Widget w = f->output_data.x->menubar_widget; | |
11134 | extern void xlwmenu_redisplay P_ ((Widget)); | |
11135 | ||
11136 | if (!DoesSaveUnders (FRAME_X_DISPLAY_INFO (f)->screen) | |
dbc64aa7 | 11137 | && w != NULL) |
f6c44811 GM |
11138 | { |
11139 | BLOCK_INPUT; | |
11140 | xlwmenu_redisplay (w); | |
11141 | UNBLOCK_INPUT; | |
11142 | } | |
11143 | } | |
11144 | #endif /* USE_LUCID */ | |
333b20bb GM |
11145 | } |
11146 | ||
c0006262 | 11147 | UNGCPRO; |
44b5a125 | 11148 | return unbind_to (count, deleted); |
333b20bb GM |
11149 | } |
11150 | ||
11151 | ||
11152 | \f | |
11153 | /*********************************************************************** | |
11154 | File selection dialog | |
11155 | ***********************************************************************/ | |
11156 | ||
11157 | #ifdef USE_MOTIF | |
11158 | ||
11159 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
11160 | ||
11161 | static void | |
11162 | file_dialog_cb (widget, client_data, call_data) | |
11163 | Widget widget; | |
11164 | XtPointer call_data, client_data; | |
11165 | { | |
11166 | int *result = (int *) client_data; | |
11167 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
11168 | *result = cb->reason; | |
11169 | } | |
11170 | ||
11171 | ||
a779d213 GM |
11172 | /* Callback for unmapping a file selection dialog. This is used to |
11173 | capture the case where a dialog is closed via a window manager's | |
11174 | closer button, for example. Using a XmNdestroyCallback didn't work | |
11175 | in this case. */ | |
11176 | ||
11177 | static void | |
11178 | file_dialog_unmap_cb (widget, client_data, call_data) | |
11179 | Widget widget; | |
11180 | XtPointer call_data, client_data; | |
11181 | { | |
11182 | int *result = (int *) client_data; | |
11183 | *result = XmCR_CANCEL; | |
11184 | } | |
11185 | ||
11186 | ||
333b20bb GM |
11187 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
11188 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
11189 | Use a file selection dialog.\n\ | |
11190 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
11191 | specified. Don't let the user enter a file name in the file\n\ | |
11192 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
11193 | (prompt, dir, default_filename, mustmatch) | |
11194 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
11195 | { | |
11196 | int result; | |
0fe92f72 | 11197 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
11198 | Lisp_Object file = Qnil; |
11199 | Widget dialog, text, list, help; | |
11200 | Arg al[10]; | |
11201 | int ac = 0; | |
11202 | extern XtAppContext Xt_app_con; | |
11203 | char *title; | |
11204 | XmString dir_xmstring, pattern_xmstring; | |
11205 | int popup_activated_flag; | |
11206 | int count = specpdl_ptr - specpdl; | |
11207 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
11208 | ||
11209 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
11210 | CHECK_STRING (prompt, 0); | |
11211 | CHECK_STRING (dir, 1); | |
11212 | ||
11213 | /* Prevent redisplay. */ | |
11214 | specbind (Qinhibit_redisplay, Qt); | |
11215 | ||
11216 | BLOCK_INPUT; | |
11217 | ||
11218 | /* Create the dialog with PROMPT as title, using DIR as initial | |
11219 | directory and using "*" as pattern. */ | |
11220 | dir = Fexpand_file_name (dir, Qnil); | |
11221 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
11222 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
11223 | ||
11224 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
11225 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
11226 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
11227 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
11228 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
11229 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
11230 | "fsb", al, ac); | |
11231 | XmStringFree (dir_xmstring); | |
11232 | XmStringFree (pattern_xmstring); | |
11233 | ||
11234 | /* Add callbacks for OK and Cancel. */ | |
11235 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
11236 | (XtPointer) &result); | |
11237 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
11238 | (XtPointer) &result); | |
a779d213 GM |
11239 | XtAddCallback (dialog, XmNunmapCallback, file_dialog_unmap_cb, |
11240 | (XtPointer) &result); | |
333b20bb GM |
11241 | |
11242 | /* Disable the help button since we can't display help. */ | |
11243 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
11244 | XtSetSensitive (help, False); | |
11245 | ||
11246 | /* Mark OK button as default. */ | |
11247 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
11248 | XmNshowAsDefault, True, NULL); | |
11249 | ||
11250 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
11251 | dialog, so that the user must select a file from the files list | |
11252 | box. We can't remove it because we wouldn't have a way to get at | |
11253 | the result file name, then. */ | |
11254 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
11255 | if (!NILP (mustmatch)) | |
11256 | { | |
11257 | Widget label; | |
11258 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
11259 | XtSetSensitive (text, False); | |
11260 | XtSetSensitive (label, False); | |
11261 | } | |
11262 | ||
11263 | /* Manage the dialog, so that list boxes get filled. */ | |
11264 | XtManageChild (dialog); | |
11265 | ||
11266 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
11267 | must include the path for this to work. */ | |
11268 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
11269 | if (STRINGP (default_filename)) | |
11270 | { | |
11271 | XmString default_xmstring; | |
11272 | int item_pos; | |
11273 | ||
11274 | default_xmstring | |
11275 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
11276 | ||
11277 | if (!XmListItemExists (list, default_xmstring)) | |
11278 | { | |
11279 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
11280 | XmListAddItem (list, default_xmstring, 0); | |
11281 | item_pos = 0; | |
11282 | } | |
11283 | else | |
11284 | item_pos = XmListItemPos (list, default_xmstring); | |
11285 | XmStringFree (default_xmstring); | |
11286 | ||
11287 | /* Select the item and scroll it into view. */ | |
11288 | XmListSelectPos (list, item_pos, True); | |
11289 | XmListSetPos (list, item_pos); | |
11290 | } | |
11291 | ||
563b384d GM |
11292 | /* Process events until the user presses Cancel or OK. Block |
11293 | and unblock input here so that we get a chance of processing | |
11294 | expose events. */ | |
11295 | UNBLOCK_INPUT; | |
03100098 | 11296 | result = 0; |
a779d213 | 11297 | while (result == 0) |
563b384d GM |
11298 | { |
11299 | BLOCK_INPUT; | |
11300 | XtAppProcessEvent (Xt_app_con, XtIMAll); | |
11301 | UNBLOCK_INPUT; | |
11302 | } | |
11303 | BLOCK_INPUT; | |
03100098 | 11304 | |
333b20bb GM |
11305 | /* Get the result. */ |
11306 | if (result == XmCR_OK) | |
11307 | { | |
11308 | XmString text; | |
11309 | String data; | |
11310 | ||
d1670063 | 11311 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
11312 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
11313 | XmStringFree (text); | |
11314 | file = build_string (data); | |
11315 | XtFree (data); | |
11316 | } | |
11317 | else | |
11318 | file = Qnil; | |
11319 | ||
11320 | /* Clean up. */ | |
11321 | XtUnmanageChild (dialog); | |
11322 | XtDestroyWidget (dialog); | |
11323 | UNBLOCK_INPUT; | |
11324 | UNGCPRO; | |
11325 | ||
11326 | /* Make "Cancel" equivalent to C-g. */ | |
11327 | if (NILP (file)) | |
11328 | Fsignal (Qquit, Qnil); | |
11329 | ||
11330 | return unbind_to (count, file); | |
11331 | } | |
11332 | ||
11333 | #endif /* USE_MOTIF */ | |
11334 | ||
333b20bb GM |
11335 | |
11336 | \f | |
82bab41c GM |
11337 | /*********************************************************************** |
11338 | Keyboard | |
11339 | ***********************************************************************/ | |
11340 | ||
11341 | #ifdef HAVE_XKBGETKEYBOARD | |
11342 | #include <X11/XKBlib.h> | |
11343 | #include <X11/keysym.h> | |
11344 | #endif | |
11345 | ||
11346 | DEFUN ("x-backspace-delete-keys-p", Fx_backspace_delete_keys_p, | |
11347 | Sx_backspace_delete_keys_p, 0, 1, 0, | |
11348 | "Check if both Backspace and Delete keys are on the keyboard of FRAME.\n\ | |
11349 | FRAME nil means use the selected frame.\n\ | |
11350 | Value is t if we know that both keys are present, and are mapped to the\n\ | |
11351 | usual X keysyms.") | |
11352 | (frame) | |
11353 | Lisp_Object frame; | |
11354 | { | |
11355 | #ifdef HAVE_XKBGETKEYBOARD | |
11356 | XkbDescPtr kb; | |
11357 | struct frame *f = check_x_frame (frame); | |
11358 | Display *dpy = FRAME_X_DISPLAY (f); | |
11359 | Lisp_Object have_keys; | |
46f6a258 | 11360 | int major, minor, op, event, error; |
82bab41c GM |
11361 | |
11362 | BLOCK_INPUT; | |
46f6a258 GM |
11363 | |
11364 | /* Check library version in case we're dynamically linked. */ | |
11365 | major = XkbMajorVersion; | |
11366 | minor = XkbMinorVersion; | |
11367 | if (!XkbLibraryVersion (&major, &minor)) | |
c1efd260 GM |
11368 | { |
11369 | UNBLOCK_INPUT; | |
11370 | return Qnil; | |
11371 | } | |
46f6a258 GM |
11372 | |
11373 | /* Check that the server supports XKB. */ | |
11374 | major = XkbMajorVersion; | |
11375 | minor = XkbMinorVersion; | |
11376 | if (!XkbQueryExtension (dpy, &op, &event, &error, &major, &minor)) | |
c1efd260 GM |
11377 | { |
11378 | UNBLOCK_INPUT; | |
11379 | return Qnil; | |
11380 | } | |
46f6a258 GM |
11381 | |
11382 | have_keys = Qnil; | |
c1efd260 | 11383 | kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd); |
82bab41c GM |
11384 | if (kb) |
11385 | { | |
11386 | int delete_keycode = 0, backspace_keycode = 0, i; | |
c1efd260 GM |
11387 | |
11388 | if (XkbGetNames (dpy, XkbAllNamesMask, kb) == Success) | |
82bab41c | 11389 | { |
c1efd260 GM |
11390 | for (i = kb->min_key_code; |
11391 | (i < kb->max_key_code | |
11392 | && (delete_keycode == 0 || backspace_keycode == 0)); | |
11393 | ++i) | |
11394 | { | |
d63931a2 GM |
11395 | /* The XKB symbolic key names can be seen most easily in |
11396 | the PS file generated by `xkbprint -label name | |
11397 | $DISPLAY'. */ | |
c1efd260 GM |
11398 | if (bcmp ("DELE", kb->names->keys[i].name, 4) == 0) |
11399 | delete_keycode = i; | |
11400 | else if (bcmp ("BKSP", kb->names->keys[i].name, 4) == 0) | |
11401 | backspace_keycode = i; | |
11402 | } | |
11403 | ||
11404 | XkbFreeNames (kb, 0, True); | |
82bab41c GM |
11405 | } |
11406 | ||
c1efd260 | 11407 | XkbFreeClientMap (kb, 0, True); |
82bab41c GM |
11408 | |
11409 | if (delete_keycode | |
11410 | && backspace_keycode | |
11411 | && XKeysymToKeycode (dpy, XK_Delete) == delete_keycode | |
11412 | && XKeysymToKeycode (dpy, XK_BackSpace) == backspace_keycode) | |
11413 | have_keys = Qt; | |
11414 | } | |
11415 | UNBLOCK_INPUT; | |
11416 | return have_keys; | |
11417 | #else /* not HAVE_XKBGETKEYBOARD */ | |
11418 | return Qnil; | |
11419 | #endif /* not HAVE_XKBGETKEYBOARD */ | |
11420 | } | |
11421 | ||
11422 | ||
11423 | \f | |
333b20bb GM |
11424 | /*********************************************************************** |
11425 | Initialization | |
11426 | ***********************************************************************/ | |
11427 | ||
11428 | void | |
11429 | syms_of_xfns () | |
11430 | { | |
11431 | /* This is zero if not using X windows. */ | |
11432 | x_in_use = 0; | |
11433 | ||
11434 | /* The section below is built by the lisp expression at the top of the file, | |
11435 | just above where these variables are declared. */ | |
11436 | /*&&& init symbols here &&&*/ | |
11437 | Qauto_raise = intern ("auto-raise"); | |
11438 | staticpro (&Qauto_raise); | |
11439 | Qauto_lower = intern ("auto-lower"); | |
11440 | staticpro (&Qauto_lower); | |
11441 | Qbar = intern ("bar"); | |
dbc4e1c1 | 11442 | staticpro (&Qbar); |
f9942c9e JB |
11443 | Qborder_color = intern ("border-color"); |
11444 | staticpro (&Qborder_color); | |
11445 | Qborder_width = intern ("border-width"); | |
11446 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
11447 | Qbox = intern ("box"); |
11448 | staticpro (&Qbox); | |
f9942c9e JB |
11449 | Qcursor_color = intern ("cursor-color"); |
11450 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
11451 | Qcursor_type = intern ("cursor-type"); |
11452 | staticpro (&Qcursor_type); | |
f9942c9e JB |
11453 | Qgeometry = intern ("geometry"); |
11454 | staticpro (&Qgeometry); | |
f9942c9e JB |
11455 | Qicon_left = intern ("icon-left"); |
11456 | staticpro (&Qicon_left); | |
11457 | Qicon_top = intern ("icon-top"); | |
11458 | staticpro (&Qicon_top); | |
11459 | Qicon_type = intern ("icon-type"); | |
11460 | staticpro (&Qicon_type); | |
80534dd6 KH |
11461 | Qicon_name = intern ("icon-name"); |
11462 | staticpro (&Qicon_name); | |
f9942c9e JB |
11463 | Qinternal_border_width = intern ("internal-border-width"); |
11464 | staticpro (&Qinternal_border_width); | |
11465 | Qleft = intern ("left"); | |
11466 | staticpro (&Qleft); | |
1ab3d87e RS |
11467 | Qright = intern ("right"); |
11468 | staticpro (&Qright); | |
f9942c9e JB |
11469 | Qmouse_color = intern ("mouse-color"); |
11470 | staticpro (&Qmouse_color); | |
baaed68e JB |
11471 | Qnone = intern ("none"); |
11472 | staticpro (&Qnone); | |
f9942c9e JB |
11473 | Qparent_id = intern ("parent-id"); |
11474 | staticpro (&Qparent_id); | |
4701395c KH |
11475 | Qscroll_bar_width = intern ("scroll-bar-width"); |
11476 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
11477 | Qsuppress_icon = intern ("suppress-icon"); |
11478 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 11479 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 11480 | staticpro (&Qundefined_color); |
a3c87d4e JB |
11481 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
11482 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
11483 | Qvisibility = intern ("visibility"); |
11484 | staticpro (&Qvisibility); | |
f9942c9e JB |
11485 | Qwindow_id = intern ("window-id"); |
11486 | staticpro (&Qwindow_id); | |
2cbebefb RS |
11487 | Qouter_window_id = intern ("outer-window-id"); |
11488 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
11489 | Qx_frame_parameter = intern ("x-frame-parameter"); |
11490 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
11491 | Qx_resource_name = intern ("x-resource-name"); |
11492 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
11493 | Quser_position = intern ("user-position"); |
11494 | staticpro (&Quser_position); | |
11495 | Quser_size = intern ("user-size"); | |
11496 | staticpro (&Quser_size); | |
333b20bb GM |
11497 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
11498 | staticpro (&Qscroll_bar_foreground); | |
11499 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
11500 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
11501 | Qscreen_gamma = intern ("screen-gamma"); |
11502 | staticpro (&Qscreen_gamma); | |
563b67aa GM |
11503 | Qline_spacing = intern ("line-spacing"); |
11504 | staticpro (&Qline_spacing); | |
7c7ff7f5 GM |
11505 | Qcenter = intern ("center"); |
11506 | staticpro (&Qcenter); | |
96db09e4 KH |
11507 | Qcompound_text = intern ("compound-text"); |
11508 | staticpro (&Qcompound_text); | |
ae782866 GM |
11509 | Qcancel_timer = intern ("cancel-timer"); |
11510 | staticpro (&Qcancel_timer); | |
ea0a1f53 GM |
11511 | Qwait_for_wm = intern ("wait-for-wm"); |
11512 | staticpro (&Qwait_for_wm); | |
f9942c9e JB |
11513 | /* This is the end of symbol initialization. */ |
11514 | ||
58cad5ed KH |
11515 | /* Text property `display' should be nonsticky by default. */ |
11516 | Vtext_property_default_nonsticky | |
11517 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
11518 | ||
11519 | ||
333b20bb GM |
11520 | Qlaplace = intern ("laplace"); |
11521 | staticpro (&Qlaplace); | |
4a8e312c GM |
11522 | Qemboss = intern ("emboss"); |
11523 | staticpro (&Qemboss); | |
11524 | Qedge_detection = intern ("edge-detection"); | |
11525 | staticpro (&Qedge_detection); | |
11526 | Qheuristic = intern ("heuristic"); | |
11527 | staticpro (&Qheuristic); | |
11528 | QCmatrix = intern (":matrix"); | |
11529 | staticpro (&QCmatrix); | |
11530 | QCcolor_adjustment = intern (":color-adjustment"); | |
11531 | staticpro (&QCcolor_adjustment); | |
11532 | QCmask = intern (":mask"); | |
11533 | staticpro (&QCmask); | |
11534 | ||
a367641f RS |
11535 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
11536 | staticpro (&Qface_set_after_frame_default); | |
11537 | ||
01f1ba30 JB |
11538 | Fput (Qundefined_color, Qerror_conditions, |
11539 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
11540 | Fput (Qundefined_color, Qerror_message, | |
11541 | build_string ("Undefined color")); | |
11542 | ||
f9942c9e JB |
11543 | init_x_parm_symbols (); |
11544 | ||
14819cb3 GM |
11545 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
11546 | "Non-nil means always draw a cross over disabled images.\n\ | |
d2dc8167 | 11547 | Disabled images are those having an `:conversion disabled' property.\n\ |
14819cb3 GM |
11548 | A cross is always drawn on black & white displays."); |
11549 | cross_disabled_images = 0; | |
11550 | ||
f1c7b5a6 RS |
11551 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
11552 | "List of directories to search for bitmap files for X."); | |
e241c09b | 11553 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 11554 | |
16ae08a9 | 11555 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
d387c960 | 11556 | "The shape of the pointer when over text.\n\ |
af01ef26 RS |
11557 | Changing the value does not affect existing frames\n\ |
11558 | unless you set the mouse color."); | |
01f1ba30 JB |
11559 | Vx_pointer_shape = Qnil; |
11560 | ||
d387c960 | 11561 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
498e9ac3 | 11562 | "The name Emacs uses to look up X resources.\n\ |
d387c960 JB |
11563 | `x-get-resource' uses this as the first component of the instance name\n\ |
11564 | when requesting resource values.\n\ | |
11565 | Emacs initially sets `x-resource-name' to the name under which Emacs\n\ | |
11566 | was invoked, or to the value specified with the `-name' or `-rn'\n\ | |
498e9ac3 RS |
11567 | switches, if present.\n\ |
11568 | \n\ | |
11569 | It may be useful to bind this variable locally around a call\n\ | |
11570 | to `x-get-resource'. See also the variable `x-resource-class'."); | |
d387c960 | 11571 | Vx_resource_name = Qnil; |
ac63d3d6 | 11572 | |
498e9ac3 RS |
11573 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
11574 | "The class Emacs uses to look up X resources.\n\ | |
11575 | `x-get-resource' uses this as the first component of the instance class\n\ | |
11576 | when requesting resource values.\n\ | |
11577 | Emacs initially sets `x-resource-class' to \"Emacs\".\n\ | |
11578 | \n\ | |
11579 | Setting this variable permanently is not a reasonable thing to do,\n\ | |
11580 | but binding this variable locally around a call to `x-get-resource'\n\ | |
333b20bb | 11581 | is a reasonable practice. See also the variable `x-resource-name'."); |
498e9ac3 RS |
11582 | Vx_resource_class = build_string (EMACS_CLASS); |
11583 | ||
ca0ecbf5 | 11584 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 11585 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
ca0ecbf5 RS |
11586 | "The shape of the pointer when not over text.\n\ |
11587 | This variable takes effect when you create a new frame\n\ | |
11588 | or when you set the mouse color."); | |
af01ef26 | 11589 | #endif |
01f1ba30 JB |
11590 | Vx_nontext_pointer_shape = Qnil; |
11591 | ||
0af913d7 | 11592 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
333b20bb GM |
11593 | "The shape of the pointer when Emacs is busy.\n\ |
11594 | This variable takes effect when you create a new frame\n\ | |
11595 | or when you set the mouse color."); | |
0af913d7 | 11596 | Vx_hourglass_pointer_shape = Qnil; |
333b20bb | 11597 | |
0af913d7 GM |
11598 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
11599 | "Non-zero means Emacs displays an hourglass pointer on window systems."); | |
11600 | display_hourglass_p = 1; | |
333b20bb | 11601 | |
0af913d7 GM |
11602 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
11603 | "*Seconds to wait before displaying an hourglass pointer.\n\ | |
3caa99d3 | 11604 | Value must be an integer or float."); |
0af913d7 | 11605 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
4ae9a85e | 11606 | |
ca0ecbf5 | 11607 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 11608 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
ca0ecbf5 RS |
11609 | "The shape of the pointer when over the mode line.\n\ |
11610 | This variable takes effect when you create a new frame\n\ | |
11611 | or when you set the mouse color."); | |
af01ef26 | 11612 | #endif |
01f1ba30 JB |
11613 | Vx_mode_pointer_shape = Qnil; |
11614 | ||
d3b06468 | 11615 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ca0ecbf5 RS |
11616 | &Vx_sensitive_text_pointer_shape, |
11617 | "The shape of the pointer when over mouse-sensitive text.\n\ | |
11618 | This variable takes effect when you create a new frame\n\ | |
11619 | or when you set the mouse color."); | |
11620 | Vx_sensitive_text_pointer_shape = Qnil; | |
95f80c78 | 11621 | |
8fb4ec9c GM |
11622 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
11623 | &Vx_window_horizontal_drag_shape, | |
11624 | "Pointer shape to use for indicating a window can be dragged horizontally.\n\ | |
11625 | This variable takes effect when you create a new frame\n\ | |
11626 | or when you set the mouse color."); | |
11627 | Vx_window_horizontal_drag_shape = Qnil; | |
11628 | ||
01f1ba30 JB |
11629 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
11630 | "A string indicating the foreground color of the cursor box."); | |
11631 | Vx_cursor_fore_pixel = Qnil; | |
11632 | ||
d63931a2 GM |
11633 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
11634 | "Maximum size for tooltips. Value is a pair (COLUMNS . ROWS).\n\ | |
11635 | Text larger than this is clipped."); | |
11636 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); | |
11637 | ||
01f1ba30 | 11638 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
2d38195d RS |
11639 | "Non-nil if no X window manager is in use.\n\ |
11640 | Emacs doesn't try to figure this out; this is always nil\n\ | |
11641 | unless you set it to something else."); | |
11642 | /* We don't have any way to find this out, so set it to nil | |
11643 | and maybe the user would like to set it to t. */ | |
11644 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 11645 | |
942ea06d KH |
11646 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
11647 | &Vx_pixel_size_width_font_regexp, | |
11648 | "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\ | |
11649 | \n\ | |
dcc13cda | 11650 | Since Emacs gets width of a font matching with this regexp from\n\ |
942ea06d KH |
11651 | PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\ |
11652 | such a font. This is especially effective for such large fonts as\n\ | |
11653 | Chinese, Japanese, and Korean."); | |
11654 | Vx_pixel_size_width_font_regexp = Qnil; | |
11655 | ||
fcf431dc | 11656 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
333b20bb GM |
11657 | "Time after which cached images are removed from the cache.\n\ |
11658 | When an image has not been displayed this many seconds, remove it\n\ | |
11659 | from the image cache. Value must be an integer or nil with nil\n\ | |
11660 | meaning don't clear the cache."); | |
fcf431dc | 11661 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 11662 | |
1d3dac41 | 11663 | #ifdef USE_X_TOOLKIT |
f1d238ef | 11664 | Fprovide (intern ("x-toolkit")); |
fc2cdd9a | 11665 | |
5b827abb KH |
11666 | #ifdef USE_MOTIF |
11667 | Fprovide (intern ("motif")); | |
fc2cdd9a GM |
11668 | |
11669 | DEFVAR_LISP ("motif-version-string", &Vmotif_version_string, | |
11670 | "Version info for LessTif/Motif."); | |
11671 | Vmotif_version_string = build_string (XmVERSION_STRING); | |
11672 | #endif /* USE_MOTIF */ | |
11673 | #endif /* USE_X_TOOLKIT */ | |
01f1ba30 | 11674 | |
01f1ba30 | 11675 | defsubr (&Sx_get_resource); |
333b20bb GM |
11676 | |
11677 | /* X window properties. */ | |
11678 | defsubr (&Sx_change_window_property); | |
11679 | defsubr (&Sx_delete_window_property); | |
11680 | defsubr (&Sx_window_property); | |
11681 | ||
2d764c78 | 11682 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 11683 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
11684 | defsubr (&Sxw_color_defined_p); |
11685 | defsubr (&Sxw_color_values); | |
9d317b2c | 11686 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
11687 | defsubr (&Sx_server_vendor); |
11688 | defsubr (&Sx_server_version); | |
11689 | defsubr (&Sx_display_pixel_width); | |
11690 | defsubr (&Sx_display_pixel_height); | |
11691 | defsubr (&Sx_display_mm_width); | |
11692 | defsubr (&Sx_display_mm_height); | |
11693 | defsubr (&Sx_display_screens); | |
11694 | defsubr (&Sx_display_planes); | |
11695 | defsubr (&Sx_display_color_cells); | |
11696 | defsubr (&Sx_display_visual_class); | |
11697 | defsubr (&Sx_display_backing_store); | |
11698 | defsubr (&Sx_display_save_under); | |
8af1d7ca | 11699 | defsubr (&Sx_parse_geometry); |
f676886a | 11700 | defsubr (&Sx_create_frame); |
01f1ba30 | 11701 | defsubr (&Sx_open_connection); |
08a90d6a RS |
11702 | defsubr (&Sx_close_connection); |
11703 | defsubr (&Sx_display_list); | |
01f1ba30 | 11704 | defsubr (&Sx_synchronize); |
3decc1e7 | 11705 | defsubr (&Sx_focus_frame); |
82bab41c GM |
11706 | defsubr (&Sx_backspace_delete_keys_p); |
11707 | ||
942ea06d KH |
11708 | /* Setting callback functions for fontset handler. */ |
11709 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
11710 | |
11711 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
11712 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 11713 | list_fonts_func = x_list_fonts; |
333b20bb GM |
11714 | #endif |
11715 | ||
942ea06d | 11716 | load_font_func = x_load_font; |
bc1958c4 | 11717 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
11718 | query_font_func = x_query_font; |
11719 | set_frame_fontset_func = x_set_font; | |
11720 | check_window_system_func = check_x; | |
333b20bb GM |
11721 | |
11722 | /* Images. */ | |
11723 | Qxbm = intern ("xbm"); | |
11724 | staticpro (&Qxbm); | |
11725 | QCtype = intern (":type"); | |
11726 | staticpro (&QCtype); | |
d2dc8167 GM |
11727 | QCconversion = intern (":conversion"); |
11728 | staticpro (&QCconversion); | |
333b20bb GM |
11729 | QCheuristic_mask = intern (":heuristic-mask"); |
11730 | staticpro (&QCheuristic_mask); | |
11731 | QCcolor_symbols = intern (":color-symbols"); | |
11732 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
11733 | QCascent = intern (":ascent"); |
11734 | staticpro (&QCascent); | |
11735 | QCmargin = intern (":margin"); | |
11736 | staticpro (&QCmargin); | |
11737 | QCrelief = intern (":relief"); | |
11738 | staticpro (&QCrelief); | |
fcf431dc GM |
11739 | Qpostscript = intern ("postscript"); |
11740 | staticpro (&Qpostscript); | |
333b20bb GM |
11741 | QCloader = intern (":loader"); |
11742 | staticpro (&QCloader); | |
11743 | QCbounding_box = intern (":bounding-box"); | |
11744 | staticpro (&QCbounding_box); | |
11745 | QCpt_width = intern (":pt-width"); | |
11746 | staticpro (&QCpt_width); | |
11747 | QCpt_height = intern (":pt-height"); | |
11748 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
11749 | QCindex = intern (":index"); |
11750 | staticpro (&QCindex); | |
333b20bb GM |
11751 | Qpbm = intern ("pbm"); |
11752 | staticpro (&Qpbm); | |
11753 | ||
11754 | #if HAVE_XPM | |
11755 | Qxpm = intern ("xpm"); | |
11756 | staticpro (&Qxpm); | |
11757 | #endif | |
11758 | ||
11759 | #if HAVE_JPEG | |
11760 | Qjpeg = intern ("jpeg"); | |
11761 | staticpro (&Qjpeg); | |
11762 | #endif | |
11763 | ||
11764 | #if HAVE_TIFF | |
11765 | Qtiff = intern ("tiff"); | |
11766 | staticpro (&Qtiff); | |
11767 | #endif | |
11768 | ||
11769 | #if HAVE_GIF | |
11770 | Qgif = intern ("gif"); | |
11771 | staticpro (&Qgif); | |
11772 | #endif | |
11773 | ||
11774 | #if HAVE_PNG | |
11775 | Qpng = intern ("png"); | |
11776 | staticpro (&Qpng); | |
11777 | #endif | |
11778 | ||
11779 | defsubr (&Sclear_image_cache); | |
42677916 | 11780 | defsubr (&Simage_size); |
b243755a | 11781 | defsubr (&Simage_mask_p); |
333b20bb | 11782 | |
0af913d7 GM |
11783 | hourglass_atimer = NULL; |
11784 | hourglass_shown_p = 0; | |
333b20bb GM |
11785 | |
11786 | defsubr (&Sx_show_tip); | |
11787 | defsubr (&Sx_hide_tip); | |
333b20bb | 11788 | tip_timer = Qnil; |
44b5a125 GM |
11789 | staticpro (&tip_timer); |
11790 | tip_frame = Qnil; | |
11791 | staticpro (&tip_frame); | |
333b20bb | 11792 | |
06d62053 GM |
11793 | last_show_tip_args = Qnil; |
11794 | staticpro (&last_show_tip_args); | |
11795 | ||
333b20bb GM |
11796 | #ifdef USE_MOTIF |
11797 | defsubr (&Sx_file_dialog); | |
11798 | #endif | |
11799 | } | |
11800 | ||
11801 | ||
11802 | void | |
11803 | init_xfns () | |
11804 | { | |
11805 | image_types = NULL; | |
11806 | Vimage_types = Qnil; | |
11807 | ||
11808 | define_image_type (&xbm_type); | |
11809 | define_image_type (&gs_type); | |
11810 | define_image_type (&pbm_type); | |
11811 | ||
11812 | #if HAVE_XPM | |
11813 | define_image_type (&xpm_type); | |
11814 | #endif | |
11815 | ||
11816 | #if HAVE_JPEG | |
11817 | define_image_type (&jpeg_type); | |
11818 | #endif | |
11819 | ||
11820 | #if HAVE_TIFF | |
11821 | define_image_type (&tiff_type); | |
11822 | #endif | |
11823 | ||
11824 | #if HAVE_GIF | |
11825 | define_image_type (&gif_type); | |
11826 | #endif | |
11827 | ||
11828 | #if HAVE_PNG | |
11829 | define_image_type (&png_type); | |
11830 | #endif | |
01f1ba30 JB |
11831 | } |
11832 | ||
11833 | #endif /* HAVE_X_WINDOWS */ |