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 | |
3ecaf7e5 RS |
27 | #ifdef HAVE_UNISTD_H |
28 | #include <unistd.h> | |
29 | #endif | |
30 | ||
40e6f148 | 31 | /* This makes the fields of a Display accessible, in Xlib header files. */ |
333b20bb | 32 | |
40e6f148 RS |
33 | #define XLIB_ILLEGAL_ACCESS |
34 | ||
01f1ba30 JB |
35 | #include "lisp.h" |
36 | #include "xterm.h" | |
f676886a | 37 | #include "frame.h" |
01f1ba30 JB |
38 | #include "window.h" |
39 | #include "buffer.h" | |
58cad5ed | 40 | #include "intervals.h" |
01f1ba30 | 41 | #include "dispextern.h" |
1f98fa48 | 42 | #include "keyboard.h" |
9ac0d9e0 | 43 | #include "blockinput.h" |
57bda87a | 44 | #include <epaths.h> |
942ea06d | 45 | #include "charset.h" |
96db09e4 | 46 | #include "coding.h" |
942ea06d | 47 | #include "fontset.h" |
333b20bb GM |
48 | #include "systime.h" |
49 | #include "termhooks.h" | |
4ae9a85e | 50 | #include "atimer.h" |
01f1ba30 JB |
51 | |
52 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 53 | |
67ba84d1 | 54 | #include <ctype.h> |
63cec32f GM |
55 | #include <sys/types.h> |
56 | #include <sys/stat.h> | |
01f1ba30 | 57 | |
0a93081c | 58 | #ifndef VMS |
0505a740 | 59 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
60 | #include "bitmaps/gray.xbm" |
61 | #else | |
dbc4e1c1 | 62 | #include <X11/bitmaps/gray> |
ef493a27 | 63 | #endif |
0a93081c JB |
64 | #else |
65 | #include "[.bitmaps]gray.xbm" | |
66 | #endif | |
dbc4e1c1 | 67 | |
9ef48a9d RS |
68 | #ifdef USE_X_TOOLKIT |
69 | #include <X11/Shell.h> | |
70 | ||
398ffa92 | 71 | #ifndef USE_MOTIF |
9ef48a9d RS |
72 | #include <X11/Xaw/Paned.h> |
73 | #include <X11/Xaw/Label.h> | |
398ffa92 | 74 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
75 | |
76 | #ifdef USG | |
77 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
78 | #include <X11/Xos.h> | |
79 | #define USG | |
80 | #else | |
81 | #include <X11/Xos.h> | |
82 | #endif | |
83 | ||
84 | #include "widget.h" | |
85 | ||
86 | #include "../lwlib/lwlib.h" | |
87 | ||
333b20bb GM |
88 | #ifdef USE_MOTIF |
89 | #include <Xm/Xm.h> | |
90 | #include <Xm/DialogS.h> | |
91 | #include <Xm/FileSB.h> | |
92 | #endif | |
93 | ||
3b882b1d RS |
94 | /* Do the EDITRES protocol if running X11R5 |
95 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 96 | |
3b882b1d | 97 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 98 | #define HACK_EDITRES |
b9dc4443 | 99 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
100 | #endif /* R5 + Athena */ |
101 | ||
333b20bb GM |
102 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
103 | ||
6c32dd68 PR |
104 | extern LWLIB_ID widget_id_tick; |
105 | ||
e3881aa0 | 106 | #ifdef USE_LUCID |
82c90203 | 107 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 108 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 109 | #endif |
9ef48a9d | 110 | |
6bc20398 | 111 | extern void free_frame_menubar (); |
d62c8769 | 112 | extern double atof (); |
333b20bb | 113 | |
fc2cdd9a GM |
114 | #ifdef USE_MOTIF |
115 | ||
116 | /* LessTif/Motif version info. */ | |
117 | ||
118 | static Lisp_Object Vmotif_version_string; | |
119 | ||
120 | #endif /* USE_MOTIF */ | |
121 | ||
9ef48a9d RS |
122 | #endif /* USE_X_TOOLKIT */ |
123 | ||
9d317b2c RS |
124 | #ifdef HAVE_X11R4 |
125 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
126 | #else | |
127 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
128 | #endif | |
129 | ||
333b20bb GM |
130 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
131 | it, and including `bitmaps/gray' more than once is a problem when | |
132 | config.h defines `static' as an empty replacement string. */ | |
133 | ||
134 | int gray_bitmap_width = gray_width; | |
135 | int gray_bitmap_height = gray_height; | |
62906360 | 136 | char *gray_bitmap_bits = gray_bits; |
333b20bb | 137 | |
498e9ac3 | 138 | /* The name we're using in resource queries. Most often "emacs". */ |
333b20bb | 139 | |
d387c960 | 140 | Lisp_Object Vx_resource_name; |
ac63d3d6 | 141 | |
498e9ac3 RS |
142 | /* The application class we're using in resource queries. |
143 | Normally "Emacs". */ | |
333b20bb | 144 | |
498e9ac3 RS |
145 | Lisp_Object Vx_resource_class; |
146 | ||
0af913d7 | 147 | /* Non-zero means we're allowed to display an hourglass cursor. */ |
333b20bb | 148 | |
0af913d7 | 149 | int display_hourglass_p; |
333b20bb | 150 | |
01f1ba30 | 151 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 152 | over text or in the modeline. */ |
333b20bb | 153 | |
01f1ba30 | 154 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 155 | Lisp_Object Vx_hourglass_pointer_shape; |
333b20bb | 156 | |
ca0ecbf5 | 157 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 158 | |
ca0ecbf5 | 159 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 160 | |
8fb4ec9c GM |
161 | /* If non-nil, the pointer shape to indicate that windows can be |
162 | dragged horizontally. */ | |
163 | ||
164 | Lisp_Object Vx_window_horizontal_drag_shape; | |
165 | ||
b9dc4443 | 166 | /* Color of chars displayed in cursor box. */ |
333b20bb | 167 | |
01f1ba30 JB |
168 | Lisp_Object Vx_cursor_fore_pixel; |
169 | ||
b9dc4443 | 170 | /* Nonzero if using X. */ |
333b20bb | 171 | |
b9dc4443 | 172 | static int x_in_use; |
01f1ba30 | 173 | |
b9dc4443 | 174 | /* Non nil if no window manager is in use. */ |
333b20bb | 175 | |
01f1ba30 JB |
176 | Lisp_Object Vx_no_window_manager; |
177 | ||
f1c7b5a6 | 178 | /* Search path for bitmap files. */ |
333b20bb | 179 | |
f1c7b5a6 RS |
180 | Lisp_Object Vx_bitmap_file_path; |
181 | ||
942ea06d | 182 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 183 | |
942ea06d KH |
184 | Lisp_Object Vx_pixel_size_width_font_regexp; |
185 | ||
f9942c9e JB |
186 | Lisp_Object Qauto_raise; |
187 | Lisp_Object Qauto_lower; | |
dbc4e1c1 | 188 | Lisp_Object Qbar; |
f9942c9e JB |
189 | Lisp_Object Qborder_color; |
190 | Lisp_Object Qborder_width; | |
dbc4e1c1 | 191 | Lisp_Object Qbox; |
f9942c9e | 192 | Lisp_Object Qcursor_color; |
dbc4e1c1 | 193 | Lisp_Object Qcursor_type; |
f9942c9e | 194 | Lisp_Object Qgeometry; |
f9942c9e JB |
195 | Lisp_Object Qicon_left; |
196 | Lisp_Object Qicon_top; | |
197 | Lisp_Object Qicon_type; | |
80534dd6 | 198 | Lisp_Object Qicon_name; |
f9942c9e JB |
199 | Lisp_Object Qinternal_border_width; |
200 | Lisp_Object Qleft; | |
1ab3d87e | 201 | Lisp_Object Qright; |
f9942c9e | 202 | Lisp_Object Qmouse_color; |
baaed68e | 203 | Lisp_Object Qnone; |
2cbebefb | 204 | Lisp_Object Qouter_window_id; |
f9942c9e | 205 | Lisp_Object Qparent_id; |
4701395c | 206 | Lisp_Object Qscroll_bar_width; |
8af1d7ca | 207 | Lisp_Object Qsuppress_icon; |
333b20bb | 208 | extern Lisp_Object Qtop; |
01f1ba30 | 209 | Lisp_Object Qundefined_color; |
a3c87d4e | 210 | Lisp_Object Qvertical_scroll_bars; |
49795535 | 211 | Lisp_Object Qvisibility; |
f9942c9e | 212 | Lisp_Object Qwindow_id; |
f676886a | 213 | Lisp_Object Qx_frame_parameter; |
9ef48a9d | 214 | Lisp_Object Qx_resource_name; |
4fe1de12 RS |
215 | Lisp_Object Quser_position; |
216 | Lisp_Object Quser_size; | |
0cafb359 | 217 | extern Lisp_Object Qdisplay; |
333b20bb | 218 | Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background; |
7c7ff7f5 | 219 | Lisp_Object Qscreen_gamma, Qline_spacing, Qcenter; |
ae782866 | 220 | Lisp_Object Qcompound_text, Qcancel_timer; |
ea0a1f53 | 221 | Lisp_Object Qwait_for_wm; |
49d41073 EZ |
222 | Lisp_Object Qfullscreen; |
223 | Lisp_Object Qfullwidth; | |
224 | Lisp_Object Qfullheight; | |
225 | Lisp_Object Qfullboth; | |
01f1ba30 | 226 | |
b9dc4443 | 227 | /* The below are defined in frame.c. */ |
333b20bb | 228 | |
baaed68e | 229 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
c2304e02 | 230 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
9ea173e8 | 231 | extern Lisp_Object Qtool_bar_lines; |
f9942c9e | 232 | |
01f1ba30 JB |
233 | extern Lisp_Object Vwindow_system_version; |
234 | ||
a367641f | 235 | Lisp_Object Qface_set_after_frame_default; |
333b20bb | 236 | |
f1d2ce7f | 237 | #if GLYPH_DEBUG |
eaf1eea9 GM |
238 | int image_cache_refcount, dpyinfo_refcount; |
239 | #endif | |
240 | ||
241 | ||
01f1ba30 | 242 | \f |
11ae94fe | 243 | /* Error if we are not connected to X. */ |
333b20bb | 244 | |
7fc9de26 | 245 | void |
11ae94fe RS |
246 | check_x () |
247 | { | |
b9dc4443 | 248 | if (! x_in_use) |
11ae94fe RS |
249 | error ("X windows are not in use or not initialized"); |
250 | } | |
251 | ||
1c59f5df RS |
252 | /* Nonzero if we can use mouse menus. |
253 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
254 | |
255 | int | |
1c59f5df | 256 | have_menus_p () |
75cc8ee5 | 257 | { |
b9dc4443 RS |
258 | return x_in_use; |
259 | } | |
260 | ||
261 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
262 | and checking validity for X. */ | |
263 | ||
264 | FRAME_PTR | |
265 | check_x_frame (frame) | |
266 | Lisp_Object frame; | |
267 | { | |
268 | FRAME_PTR f; | |
269 | ||
270 | if (NILP (frame)) | |
0fe92f72 | 271 | frame = selected_frame; |
b7826503 | 272 | CHECK_LIVE_FRAME (frame); |
0fe92f72 | 273 | f = XFRAME (frame); |
b9dc4443 | 274 | if (! FRAME_X_P (f)) |
1c59f5df | 275 | error ("Non-X frame used"); |
b9dc4443 | 276 | return f; |
75cc8ee5 RS |
277 | } |
278 | ||
b9dc4443 RS |
279 | /* Let the user specify an X display with a frame. |
280 | nil stands for the selected frame--or, if that is not an X frame, | |
281 | the first X display on the list. */ | |
282 | ||
283 | static struct x_display_info * | |
284 | check_x_display_info (frame) | |
285 | Lisp_Object frame; | |
286 | { | |
8ec8a5ec GM |
287 | struct x_display_info *dpyinfo = NULL; |
288 | ||
b9dc4443 RS |
289 | if (NILP (frame)) |
290 | { | |
0fe92f72 GM |
291 | struct frame *sf = XFRAME (selected_frame); |
292 | ||
293 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) | |
8ec8a5ec | 294 | dpyinfo = FRAME_X_DISPLAY_INFO (sf); |
b9dc4443 | 295 | else if (x_display_list != 0) |
8ec8a5ec | 296 | dpyinfo = x_display_list; |
b9dc4443 RS |
297 | else |
298 | error ("X windows are not in use or not initialized"); | |
299 | } | |
300 | else if (STRINGP (frame)) | |
8ec8a5ec | 301 | dpyinfo = x_display_info_for_name (frame); |
b9dc4443 RS |
302 | else |
303 | { | |
304 | FRAME_PTR f; | |
305 | ||
b7826503 | 306 | CHECK_LIVE_FRAME (frame); |
b9dc4443 RS |
307 | f = XFRAME (frame); |
308 | if (! FRAME_X_P (f)) | |
1c59f5df | 309 | error ("Non-X frame used"); |
8ec8a5ec | 310 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
b9dc4443 | 311 | } |
8ec8a5ec GM |
312 | |
313 | return dpyinfo; | |
b9dc4443 | 314 | } |
333b20bb | 315 | |
b9dc4443 | 316 | \f |
f676886a JB |
317 | /* Return the Emacs frame-object corresponding to an X window. |
318 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 319 | |
34ca5317 | 320 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 321 | |
f676886a | 322 | struct frame * |
2d271e2e KH |
323 | x_window_to_frame (dpyinfo, wdesc) |
324 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
325 | int wdesc; |
326 | { | |
f676886a JB |
327 | Lisp_Object tail, frame; |
328 | struct frame *f; | |
01f1ba30 | 329 | |
8e713be6 | 330 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 331 | { |
8e713be6 | 332 | frame = XCAR (tail); |
34ca5317 | 333 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 334 | continue; |
f676886a | 335 | f = XFRAME (frame); |
2d764c78 | 336 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 337 | continue; |
0af913d7 | 338 | if (f->output_data.x->hourglass_window == wdesc) |
17cbbf95 | 339 | return f; |
9ef48a9d | 340 | #ifdef USE_X_TOOLKIT |
7556890b RS |
341 | if ((f->output_data.x->edit_widget |
342 | && XtWindow (f->output_data.x->edit_widget) == wdesc) | |
333b20bb GM |
343 | /* A tooltip frame? */ |
344 | || (!f->output_data.x->edit_widget | |
345 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 346 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
347 | return f; |
348 | #else /* not USE_X_TOOLKIT */ | |
fe24a618 | 349 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 350 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 351 | return f; |
9ef48a9d RS |
352 | #endif /* not USE_X_TOOLKIT */ |
353 | } | |
354 | return 0; | |
355 | } | |
356 | ||
357 | #ifdef USE_X_TOOLKIT | |
358 | /* Like x_window_to_frame but also compares the window with the widget's | |
359 | windows. */ | |
360 | ||
361 | struct frame * | |
2d271e2e KH |
362 | x_any_window_to_frame (dpyinfo, wdesc) |
363 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
364 | int wdesc; |
365 | { | |
366 | Lisp_Object tail, frame; | |
17cbbf95 | 367 | struct frame *f, *found; |
7556890b | 368 | struct x_output *x; |
9ef48a9d | 369 | |
17cbbf95 GM |
370 | found = NULL; |
371 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 372 | { |
8e713be6 | 373 | frame = XCAR (tail); |
34ca5317 | 374 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 375 | continue; |
17cbbf95 | 376 | |
9ef48a9d | 377 | f = XFRAME (frame); |
17cbbf95 | 378 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 379 | { |
17cbbf95 GM |
380 | /* This frame matches if the window is any of its widgets. */ |
381 | x = f->output_data.x; | |
0af913d7 | 382 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
383 | found = f; |
384 | else if (x->widget) | |
385 | { | |
386 | if (wdesc == XtWindow (x->widget) | |
387 | || wdesc == XtWindow (x->column_widget) | |
388 | || wdesc == XtWindow (x->edit_widget)) | |
389 | found = f; | |
390 | /* Match if the window is this frame's menubar. */ | |
391 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
392 | found = f; | |
393 | } | |
394 | else if (FRAME_X_WINDOW (f) == wdesc) | |
395 | /* A tooltip frame. */ | |
396 | found = f; | |
333b20bb | 397 | } |
01f1ba30 | 398 | } |
17cbbf95 GM |
399 | |
400 | return found; | |
01f1ba30 | 401 | } |
5e65b9ab | 402 | |
5fbc3f3a KH |
403 | /* Likewise, but exclude the menu bar widget. */ |
404 | ||
405 | struct frame * | |
406 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
407 | struct x_display_info *dpyinfo; | |
408 | int wdesc; | |
409 | { | |
410 | Lisp_Object tail, frame; | |
411 | struct frame *f; | |
7556890b | 412 | struct x_output *x; |
5fbc3f3a | 413 | |
8e713be6 | 414 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 415 | { |
8e713be6 | 416 | frame = XCAR (tail); |
5fbc3f3a KH |
417 | if (!GC_FRAMEP (frame)) |
418 | continue; | |
419 | f = XFRAME (frame); | |
2d764c78 | 420 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 421 | continue; |
7556890b | 422 | x = f->output_data.x; |
5fbc3f3a | 423 | /* This frame matches if the window is any of its widgets. */ |
0af913d7 | 424 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
425 | return f; |
426 | else if (x->widget) | |
333b20bb GM |
427 | { |
428 | if (wdesc == XtWindow (x->widget) | |
429 | || wdesc == XtWindow (x->column_widget) | |
430 | || wdesc == XtWindow (x->edit_widget)) | |
431 | return f; | |
432 | } | |
433 | else if (FRAME_X_WINDOW (f) == wdesc) | |
434 | /* A tooltip frame. */ | |
5fbc3f3a KH |
435 | return f; |
436 | } | |
437 | return 0; | |
438 | } | |
439 | ||
fd3a3022 RS |
440 | /* Likewise, but consider only the menu bar widget. */ |
441 | ||
442 | struct frame * | |
443 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
444 | struct x_display_info *dpyinfo; | |
445 | int wdesc; | |
446 | { | |
447 | Lisp_Object tail, frame; | |
448 | struct frame *f; | |
7556890b | 449 | struct x_output *x; |
fd3a3022 | 450 | |
8e713be6 | 451 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 452 | { |
8e713be6 | 453 | frame = XCAR (tail); |
fd3a3022 RS |
454 | if (!GC_FRAMEP (frame)) |
455 | continue; | |
456 | f = XFRAME (frame); | |
2d764c78 | 457 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 458 | continue; |
7556890b | 459 | x = f->output_data.x; |
fd3a3022 | 460 | /* Match if the window is this frame's menubar. */ |
333b20bb GM |
461 | if (x->menubar_widget |
462 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 RS |
463 | return f; |
464 | } | |
465 | return 0; | |
466 | } | |
467 | ||
5e65b9ab RS |
468 | /* Return the frame whose principal (outermost) window is WDESC. |
469 | If WDESC is some other (smaller) window, we return 0. */ | |
470 | ||
471 | struct frame * | |
2d271e2e KH |
472 | x_top_window_to_frame (dpyinfo, wdesc) |
473 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
474 | int wdesc; |
475 | { | |
476 | Lisp_Object tail, frame; | |
477 | struct frame *f; | |
7556890b | 478 | struct x_output *x; |
5e65b9ab | 479 | |
8e713be6 | 480 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 481 | { |
8e713be6 | 482 | frame = XCAR (tail); |
34ca5317 | 483 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
484 | continue; |
485 | f = XFRAME (frame); | |
2d764c78 | 486 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 487 | continue; |
7556890b | 488 | x = f->output_data.x; |
333b20bb GM |
489 | |
490 | if (x->widget) | |
491 | { | |
492 | /* This frame matches if the window is its topmost widget. */ | |
493 | if (wdesc == XtWindow (x->widget)) | |
494 | return f; | |
7a994728 KH |
495 | #if 0 /* I don't know why it did this, |
496 | but it seems logically wrong, | |
497 | and it causes trouble for MapNotify events. */ | |
333b20bb GM |
498 | /* Match if the window is this frame's menubar. */ |
499 | if (x->menubar_widget | |
500 | && wdesc == XtWindow (x->menubar_widget)) | |
501 | return f; | |
7a994728 | 502 | #endif |
333b20bb GM |
503 | } |
504 | else if (FRAME_X_WINDOW (f) == wdesc) | |
505 | /* Tooltip frame. */ | |
506 | return f; | |
5e65b9ab RS |
507 | } |
508 | return 0; | |
509 | } | |
9ef48a9d | 510 | #endif /* USE_X_TOOLKIT */ |
01f1ba30 | 511 | |
01f1ba30 | 512 | \f |
203c1d73 RS |
513 | |
514 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
515 | id, which is just an int that this section returns. Bitmaps are | |
516 | reference counted so they can be shared among frames. | |
517 | ||
518 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
519 | be used to indicate no bitmap. | |
520 | ||
521 | If you use x_create_bitmap_from_data, then you must keep track of | |
522 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 523 | data more than once will not be caught. */ |
203c1d73 RS |
524 | |
525 | ||
f1c7b5a6 RS |
526 | /* Functions to access the contents of a bitmap, given an id. */ |
527 | ||
528 | int | |
529 | x_bitmap_height (f, id) | |
530 | FRAME_PTR f; | |
531 | int id; | |
532 | { | |
08a90d6a | 533 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
534 | } |
535 | ||
536 | int | |
537 | x_bitmap_width (f, id) | |
538 | FRAME_PTR f; | |
539 | int id; | |
540 | { | |
08a90d6a | 541 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
542 | } |
543 | ||
544 | int | |
545 | x_bitmap_pixmap (f, id) | |
546 | FRAME_PTR f; | |
547 | int id; | |
548 | { | |
08a90d6a | 549 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
550 | } |
551 | ||
552 | ||
203c1d73 RS |
553 | /* Allocate a new bitmap record. Returns index of new record. */ |
554 | ||
555 | static int | |
08a90d6a RS |
556 | x_allocate_bitmap_record (f) |
557 | FRAME_PTR f; | |
203c1d73 | 558 | { |
08a90d6a RS |
559 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
560 | int i; | |
561 | ||
562 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 563 | { |
08a90d6a RS |
564 | dpyinfo->bitmaps_size = 10; |
565 | dpyinfo->bitmaps | |
566 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
567 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
568 | return 1; |
569 | } | |
570 | ||
08a90d6a RS |
571 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
572 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 573 | |
08a90d6a RS |
574 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
575 | if (dpyinfo->bitmaps[i].refcount == 0) | |
576 | return i + 1; | |
203c1d73 | 577 | |
08a90d6a RS |
578 | dpyinfo->bitmaps_size *= 2; |
579 | dpyinfo->bitmaps | |
580 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
581 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
582 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
583 | } |
584 | ||
585 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
586 | ||
587 | void | |
f1c7b5a6 RS |
588 | x_reference_bitmap (f, id) |
589 | FRAME_PTR f; | |
203c1d73 RS |
590 | int id; |
591 | { | |
08a90d6a | 592 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
593 | } |
594 | ||
595 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
596 | ||
597 | int | |
598 | x_create_bitmap_from_data (f, bits, width, height) | |
599 | struct frame *f; | |
600 | char *bits; | |
601 | unsigned int width, height; | |
602 | { | |
08a90d6a | 603 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
604 | Pixmap bitmap; |
605 | int id; | |
606 | ||
b9dc4443 | 607 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
608 | bits, width, height); |
609 | ||
610 | if (! bitmap) | |
611 | return -1; | |
612 | ||
08a90d6a RS |
613 | id = x_allocate_bitmap_record (f); |
614 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
615 | dpyinfo->bitmaps[id - 1].file = NULL; | |
616 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
617 | dpyinfo->bitmaps[id - 1].depth = 1; | |
618 | dpyinfo->bitmaps[id - 1].height = height; | |
619 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
620 | |
621 | return id; | |
622 | } | |
623 | ||
624 | /* Create bitmap from file FILE for frame F. */ | |
625 | ||
626 | int | |
627 | x_create_bitmap_from_file (f, file) | |
628 | struct frame *f; | |
f1c7b5a6 | 629 | Lisp_Object file; |
203c1d73 | 630 | { |
08a90d6a | 631 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
632 | unsigned int width, height; |
633 | Pixmap bitmap; | |
634 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
635 | Lisp_Object found; |
636 | int fd; | |
637 | char *filename; | |
203c1d73 RS |
638 | |
639 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 640 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 641 | { |
08a90d6a RS |
642 | if (dpyinfo->bitmaps[id].refcount |
643 | && dpyinfo->bitmaps[id].file | |
644 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
203c1d73 | 645 | { |
08a90d6a | 646 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
647 | return id + 1; |
648 | } | |
649 | } | |
650 | ||
f1c7b5a6 | 651 | /* Search bitmap-file-path for the file, if appropriate. */ |
c0ec53ad | 652 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, 0); |
f1c7b5a6 RS |
653 | if (fd < 0) |
654 | return -1; | |
68c45bf0 | 655 | emacs_close (fd); |
f1c7b5a6 RS |
656 | |
657 | filename = (char *) XSTRING (found)->data; | |
658 | ||
b9dc4443 | 659 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 660 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
661 | if (result != BitmapSuccess) |
662 | return -1; | |
663 | ||
08a90d6a RS |
664 | id = x_allocate_bitmap_record (f); |
665 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
666 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 667 | dpyinfo->bitmaps[id - 1].file |
fc932ac6 | 668 | = (char *) xmalloc (STRING_BYTES (XSTRING (file)) + 1); |
08a90d6a RS |
669 | dpyinfo->bitmaps[id - 1].depth = 1; |
670 | dpyinfo->bitmaps[id - 1].height = height; | |
671 | dpyinfo->bitmaps[id - 1].width = width; | |
672 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
203c1d73 RS |
673 | |
674 | return id; | |
675 | } | |
676 | ||
677 | /* Remove reference to bitmap with id number ID. */ | |
678 | ||
968b1234 | 679 | void |
f1c7b5a6 RS |
680 | x_destroy_bitmap (f, id) |
681 | FRAME_PTR f; | |
203c1d73 RS |
682 | int id; |
683 | { | |
08a90d6a RS |
684 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
685 | ||
203c1d73 RS |
686 | if (id > 0) |
687 | { | |
08a90d6a RS |
688 | --dpyinfo->bitmaps[id - 1].refcount; |
689 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 690 | { |
ed662bdd | 691 | BLOCK_INPUT; |
08a90d6a RS |
692 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
693 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 694 | { |
333b20bb | 695 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 696 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 697 | } |
ed662bdd | 698 | UNBLOCK_INPUT; |
203c1d73 RS |
699 | } |
700 | } | |
701 | } | |
702 | ||
08a90d6a | 703 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 704 | |
08a90d6a RS |
705 | static void |
706 | x_destroy_all_bitmaps (dpyinfo) | |
707 | struct x_display_info *dpyinfo; | |
203c1d73 | 708 | { |
08a90d6a RS |
709 | int i; |
710 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
711 | if (dpyinfo->bitmaps[i].refcount > 0) | |
712 | { | |
713 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
714 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 715 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
716 | } |
717 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
718 | } |
719 | \f | |
f676886a | 720 | /* Connect the frame-parameter names for X frames |
01f1ba30 JB |
721 | to the ways of passing the parameter values to the window system. |
722 | ||
723 | The name of a parameter, as a Lisp symbol, | |
f676886a | 724 | has an `x-frame-parameter' property which is an integer in Lisp |
9fb026ab | 725 | that is an index in this table. */ |
01f1ba30 | 726 | |
f676886a | 727 | struct x_frame_parm_table |
01f1ba30 JB |
728 | { |
729 | char *name; | |
d62c8769 | 730 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 JB |
731 | }; |
732 | ||
eaf1eea9 GM |
733 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
734 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
52de7ce9 | 735 | static void x_change_window_heights P_ ((Lisp_Object, int)); |
14819cb3 | 736 | static void x_disable_image P_ ((struct frame *, struct image *)); |
d62c8769 | 737 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
563b67aa | 738 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ea0a1f53 | 739 | static void x_set_wait_for_wm P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
49d41073 | 740 | static void x_set_fullscreen P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
741 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
742 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
743 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
744 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
745 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
746 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
747 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
b3ba0aa8 | 748 | static void x_set_fringe_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
749 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
750 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
751 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
752 | Lisp_Object)); | |
753 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
754 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
755 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
756 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
757 | Lisp_Object)); | |
758 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
759 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
760 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
761 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
762 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
9ea173e8 | 763 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
764 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
765 | Lisp_Object)); | |
766 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
767 | Lisp_Object)); | |
768 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
769 | Lisp_Object, | |
770 | Lisp_Object, | |
771 | char *, char *, | |
772 | int)); | |
d62c8769 | 773 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
4a8e312c GM |
774 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
775 | Lisp_Object)); | |
b243755a GM |
776 | static void init_color_table P_ ((void)); |
777 | static void free_color_table P_ ((void)); | |
778 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
779 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
780 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
781 | ||
782 | ||
01f1ba30 | 783 | |
f676886a | 784 | static struct x_frame_parm_table x_frame_parms[] = |
01f1ba30 | 785 | { |
9908a324 PJ |
786 | {"auto-raise", x_set_autoraise}, |
787 | {"auto-lower", x_set_autolower}, | |
788 | {"background-color", x_set_background_color}, | |
789 | {"border-color", x_set_border_color}, | |
790 | {"border-width", x_set_border_width}, | |
791 | {"cursor-color", x_set_cursor_color}, | |
792 | {"cursor-type", x_set_cursor_type}, | |
793 | {"font", x_set_font}, | |
794 | {"foreground-color", x_set_foreground_color}, | |
795 | {"icon-name", x_set_icon_name}, | |
796 | {"icon-type", x_set_icon_type}, | |
797 | {"internal-border-width", x_set_internal_border_width}, | |
798 | {"menu-bar-lines", x_set_menu_bar_lines}, | |
799 | {"mouse-color", x_set_mouse_color}, | |
800 | {"name", x_explicitly_set_name}, | |
801 | {"scroll-bar-width", x_set_scroll_bar_width}, | |
802 | {"title", x_set_title}, | |
803 | {"unsplittable", x_set_unsplittable}, | |
804 | {"vertical-scroll-bars", x_set_vertical_scroll_bars}, | |
805 | {"visibility", x_set_visibility}, | |
806 | {"tool-bar-lines", x_set_tool_bar_lines}, | |
807 | {"scroll-bar-foreground", x_set_scroll_bar_foreground}, | |
808 | {"scroll-bar-background", x_set_scroll_bar_background}, | |
809 | {"screen-gamma", x_set_screen_gamma}, | |
810 | {"line-spacing", x_set_line_spacing}, | |
811 | {"left-fringe", x_set_fringe_width}, | |
812 | {"right-fringe", x_set_fringe_width}, | |
49d41073 EZ |
813 | {"wait-for-wm", x_set_wait_for_wm}, |
814 | {"fullscreen", x_set_fullscreen}, | |
815 | ||
01f1ba30 JB |
816 | }; |
817 | ||
f676886a | 818 | /* Attach the `x-frame-parameter' properties to |
01f1ba30 JB |
819 | the Lisp symbol names of parameters relevant to X. */ |
820 | ||
201d8c78 | 821 | void |
01f1ba30 JB |
822 | init_x_parm_symbols () |
823 | { | |
824 | int i; | |
825 | ||
d043f1a4 | 826 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) |
f676886a | 827 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, |
01f1ba30 JB |
828 | make_number (i)); |
829 | } | |
830 | \f | |
49d41073 EZ |
831 | |
832 | /* Really try to move where we want to be in case of fullscreen. Some WMs | |
833 | moves the window where we tell them. Some (mwm, twm) moves the outer | |
834 | window manager window there instead. | |
835 | Try to compensate for those WM here. */ | |
836 | static void | |
837 | x_fullscreen_move (f, new_top, new_left) | |
838 | struct frame *f; | |
839 | int new_top; | |
840 | int new_left; | |
841 | { | |
842 | if (new_top != f->output_data.x->top_pos | |
843 | || new_left != f->output_data.x->left_pos) | |
844 | { | |
845 | int move_x = new_left + f->output_data.x->x_pixels_outer_diff; | |
846 | int move_y = new_top + f->output_data.x->y_pixels_outer_diff; | |
847 | ||
848 | f->output_data.x->want_fullscreen |= FULLSCREEN_MOVE_WAIT; | |
849 | x_set_offset (f, move_x, move_y, 1); | |
850 | } | |
851 | } | |
852 | ||
e8cc313b | 853 | /* Change the parameters of frame F as specified by ALIST. |
64362cd4 GM |
854 | If a parameter is not specially recognized, do nothing special; |
855 | otherwise call the `x_set_...' function for that parameter. | |
856 | Except for certain geometry properties, always call store_frame_param | |
857 | to store the new value in the parameter alist. */ | |
d043f1a4 | 858 | |
f9942c9e JB |
859 | void |
860 | x_set_frame_parameters (f, alist) | |
861 | FRAME_PTR f; | |
862 | Lisp_Object alist; | |
863 | { | |
864 | Lisp_Object tail; | |
865 | ||
866 | /* If both of these parameters are present, it's more efficient to | |
867 | set them both at once. So we wait until we've looked at the | |
868 | entire list before we set them. */ | |
e4f79258 | 869 | int width, height; |
f9942c9e JB |
870 | |
871 | /* Same here. */ | |
872 | Lisp_Object left, top; | |
f9942c9e | 873 | |
a59e4f3d RS |
874 | /* Same with these. */ |
875 | Lisp_Object icon_left, icon_top; | |
876 | ||
f5e70acd RS |
877 | /* Record in these vectors all the parms specified. */ |
878 | Lisp_Object *parms; | |
879 | Lisp_Object *values; | |
a797a73d | 880 | int i, p; |
e1d962d7 | 881 | int left_no_change = 0, top_no_change = 0; |
a59e4f3d | 882 | int icon_left_no_change = 0, icon_top_no_change = 0; |
5f9338d5 | 883 | int fullscreen_is_being_set = 0; |
203c1d73 | 884 | |
7589a1d9 RS |
885 | struct gcpro gcpro1, gcpro2; |
886 | ||
f5e70acd RS |
887 | i = 0; |
888 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
889 | i++; | |
890 | ||
891 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
892 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
f9942c9e | 893 | |
f5e70acd RS |
894 | /* Extract parm names and values into those vectors. */ |
895 | ||
896 | i = 0; | |
f9942c9e JB |
897 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) |
898 | { | |
333b20bb | 899 | Lisp_Object elt; |
f9942c9e JB |
900 | |
901 | elt = Fcar (tail); | |
f5e70acd RS |
902 | parms[i] = Fcar (elt); |
903 | values[i] = Fcdr (elt); | |
904 | i++; | |
905 | } | |
7589a1d9 RS |
906 | /* TAIL and ALIST are not used again below here. */ |
907 | alist = tail = Qnil; | |
908 | ||
909 | GCPRO2 (*parms, *values); | |
910 | gcpro1.nvars = i; | |
911 | gcpro2.nvars = i; | |
f5e70acd | 912 | |
7589a1d9 RS |
913 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, |
914 | because their values appear in VALUES and strings are not valid. */ | |
e4f79258 | 915 | top = left = Qunbound; |
a59e4f3d | 916 | icon_left = icon_top = Qunbound; |
f9942c9e | 917 | |
e4f79258 RS |
918 | /* Provide default values for HEIGHT and WIDTH. */ |
919 | if (FRAME_NEW_WIDTH (f)) | |
920 | width = FRAME_NEW_WIDTH (f); | |
921 | else | |
922 | width = FRAME_WIDTH (f); | |
923 | ||
924 | if (FRAME_NEW_HEIGHT (f)) | |
925 | height = FRAME_NEW_HEIGHT (f); | |
926 | else | |
927 | height = FRAME_HEIGHT (f); | |
928 | ||
a797a73d GV |
929 | /* Process foreground_color and background_color before anything else. |
930 | They are independent of other properties, but other properties (e.g., | |
931 | cursor_color) are dependent upon them. */ | |
b3ba0aa8 | 932 | /* Process default font as well, since fringe widths depends on it. */ |
49d41073 | 933 | /* Also, process fullscreen, width and height depend upon that */ |
a797a73d GV |
934 | for (p = 0; p < i; p++) |
935 | { | |
936 | Lisp_Object prop, val; | |
937 | ||
938 | prop = parms[p]; | |
939 | val = values[p]; | |
b3ba0aa8 KS |
940 | if (EQ (prop, Qforeground_color) |
941 | || EQ (prop, Qbackground_color) | |
49d41073 EZ |
942 | || EQ (prop, Qfont) |
943 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
944 | { |
945 | register Lisp_Object param_index, old_value; | |
946 | ||
a797a73d | 947 | old_value = get_frame_param (f, prop); |
f0b9a067 | 948 | fullscreen_is_being_set |= EQ (prop, Qfullscreen); |
c7e609d5 MB |
949 | |
950 | if (NILP (Fequal (val, old_value))) | |
951 | { | |
952 | store_frame_param (f, prop, val); | |
953 | ||
954 | param_index = Fget (prop, Qx_frame_parameter); | |
955 | if (NATNUMP (param_index) | |
956 | && (XFASTINT (param_index) | |
957 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
958 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
959 | } | |
a797a73d GV |
960 | } |
961 | } | |
962 | ||
f5e70acd RS |
963 | /* Now process them in reverse of specified order. */ |
964 | for (i--; i >= 0; i--) | |
965 | { | |
966 | Lisp_Object prop, val; | |
967 | ||
968 | prop = parms[i]; | |
969 | val = values[i]; | |
970 | ||
e4f79258 RS |
971 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
972 | width = XFASTINT (val); | |
973 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
974 | height = XFASTINT (val); | |
f5e70acd | 975 | else if (EQ (prop, Qtop)) |
f9942c9e | 976 | top = val; |
f5e70acd | 977 | else if (EQ (prop, Qleft)) |
f9942c9e | 978 | left = val; |
a59e4f3d RS |
979 | else if (EQ (prop, Qicon_top)) |
980 | icon_top = val; | |
981 | else if (EQ (prop, Qicon_left)) | |
982 | icon_left = val; | |
b3ba0aa8 KS |
983 | else if (EQ (prop, Qforeground_color) |
984 | || EQ (prop, Qbackground_color) | |
49d41073 EZ |
985 | || EQ (prop, Qfont) |
986 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
987 | /* Processed above. */ |
988 | continue; | |
f9942c9e JB |
989 | else |
990 | { | |
98381190 | 991 | register Lisp_Object param_index, old_value; |
ea96210c | 992 | |
98381190 | 993 | old_value = get_frame_param (f, prop); |
c7e609d5 | 994 | |
9f7e52b4 | 995 | store_frame_param (f, prop, val); |
c7e609d5 | 996 | |
9f7e52b4 GM |
997 | param_index = Fget (prop, Qx_frame_parameter); |
998 | if (NATNUMP (param_index) | |
999 | && (XFASTINT (param_index) | |
1000 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
1001 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
f9942c9e JB |
1002 | } |
1003 | } | |
1004 | ||
11378c41 RS |
1005 | /* Don't die if just one of these was set. */ |
1006 | if (EQ (left, Qunbound)) | |
e1d962d7 RS |
1007 | { |
1008 | left_no_change = 1; | |
7556890b RS |
1009 | if (f->output_data.x->left_pos < 0) |
1010 | left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil)); | |
e1d962d7 | 1011 | else |
7556890b | 1012 | XSETINT (left, f->output_data.x->left_pos); |
e1d962d7 | 1013 | } |
11378c41 | 1014 | if (EQ (top, Qunbound)) |
e1d962d7 RS |
1015 | { |
1016 | top_no_change = 1; | |
7556890b RS |
1017 | if (f->output_data.x->top_pos < 0) |
1018 | top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil)); | |
e1d962d7 | 1019 | else |
7556890b | 1020 | XSETINT (top, f->output_data.x->top_pos); |
e1d962d7 | 1021 | } |
11378c41 | 1022 | |
a59e4f3d RS |
1023 | /* If one of the icon positions was not set, preserve or default it. */ |
1024 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
1025 | { | |
1026 | icon_left_no_change = 1; | |
1027 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
1028 | if (NILP (icon_left)) | |
1029 | XSETINT (icon_left, 0); | |
1030 | } | |
1031 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
1032 | { | |
1033 | icon_top_no_change = 1; | |
1034 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
1035 | if (NILP (icon_top)) | |
1036 | XSETINT (icon_top, 0); | |
1037 | } | |
1038 | ||
5f9338d5 | 1039 | if (FRAME_VISIBLE_P (f) && fullscreen_is_being_set) |
49d41073 EZ |
1040 | { |
1041 | /* If the frame is visible already and the fullscreen parameter is | |
1042 | being set, it is too late to set WM manager hints to specify | |
1043 | size and position. | |
1044 | Here we first get the width, height and position that applies to | |
1045 | fullscreen. We then move the frame to the appropriate | |
1046 | position. Resize of the frame is taken care of in the code after | |
5f9338d5 | 1047 | this if-statement. */ |
49d41073 EZ |
1048 | int new_left, new_top; |
1049 | ||
1050 | x_fullscreen_adjust (f, &width, &height, &new_top, &new_left); | |
1051 | x_fullscreen_move (f, new_top, new_left); | |
1052 | } | |
1053 | ||
499ea23b | 1054 | /* Don't set these parameters unless they've been explicitly |
d387c960 JB |
1055 | specified. The window might be mapped or resized while we're in |
1056 | this function, and we don't want to override that unless the lisp | |
1057 | code has asked for it. | |
1058 | ||
1059 | Don't set these parameters unless they actually differ from the | |
1060 | window's current parameters; the window may not actually exist | |
1061 | yet. */ | |
f9942c9e JB |
1062 | { |
1063 | Lisp_Object frame; | |
1064 | ||
1f11a5ca RS |
1065 | check_frame_size (f, &height, &width); |
1066 | ||
191ed777 | 1067 | XSETFRAME (frame, f); |
11378c41 | 1068 | |
e4f79258 RS |
1069 | if (width != FRAME_WIDTH (f) |
1070 | || height != FRAME_HEIGHT (f) | |
d6f80ae9 | 1071 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) |
e4f79258 | 1072 | Fset_frame_size (frame, make_number (width), make_number (height)); |
f10f0b79 RS |
1073 | |
1074 | if ((!NILP (left) || !NILP (top)) | |
e1d962d7 | 1075 | && ! (left_no_change && top_no_change) |
7556890b RS |
1076 | && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos |
1077 | && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos)) | |
f10f0b79 | 1078 | { |
e1d962d7 RS |
1079 | int leftpos = 0; |
1080 | int toppos = 0; | |
f10f0b79 RS |
1081 | |
1082 | /* Record the signs. */ | |
7556890b | 1083 | f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative); |
e1d962d7 | 1084 | if (EQ (left, Qminus)) |
7556890b | 1085 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 RS |
1086 | else if (INTEGERP (left)) |
1087 | { | |
1088 | leftpos = XINT (left); | |
1089 | if (leftpos < 0) | |
7556890b | 1090 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1091 | } |
8e713be6 KR |
1092 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1093 | && CONSP (XCDR (left)) | |
1094 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1095 | { |
8e713be6 | 1096 | leftpos = - XINT (XCAR (XCDR (left))); |
7556890b | 1097 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1098 | } |
8e713be6 KR |
1099 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1100 | && CONSP (XCDR (left)) | |
1101 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1102 | { |
8e713be6 | 1103 | leftpos = XINT (XCAR (XCDR (left))); |
e1d962d7 RS |
1104 | } |
1105 | ||
1106 | if (EQ (top, Qminus)) | |
7556890b | 1107 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 RS |
1108 | else if (INTEGERP (top)) |
1109 | { | |
1110 | toppos = XINT (top); | |
1111 | if (toppos < 0) | |
7556890b | 1112 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1113 | } |
8e713be6 KR |
1114 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1115 | && CONSP (XCDR (top)) | |
1116 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1117 | { |
8e713be6 | 1118 | toppos = - XINT (XCAR (XCDR (top))); |
7556890b | 1119 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1120 | } |
8e713be6 KR |
1121 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1122 | && CONSP (XCDR (top)) | |
1123 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1124 | { |
8e713be6 | 1125 | toppos = XINT (XCAR (XCDR (top))); |
e1d962d7 RS |
1126 | } |
1127 | ||
1128 | ||
1129 | /* Store the numeric value of the position. */ | |
7556890b RS |
1130 | f->output_data.x->top_pos = toppos; |
1131 | f->output_data.x->left_pos = leftpos; | |
e1d962d7 | 1132 | |
7556890b | 1133 | f->output_data.x->win_gravity = NorthWestGravity; |
f10f0b79 RS |
1134 | |
1135 | /* Actually set that position, and convert to absolute. */ | |
f0e72e79 | 1136 | x_set_offset (f, leftpos, toppos, -1); |
f10f0b79 | 1137 | } |
a59e4f3d RS |
1138 | |
1139 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1140 | && ! (icon_left_no_change && icon_top_no_change)) | |
1141 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
f9942c9e | 1142 | } |
7589a1d9 RS |
1143 | |
1144 | UNGCPRO; | |
f9942c9e | 1145 | } |
01f1ba30 | 1146 | |
08a90d6a | 1147 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
1148 | These are the positions of the containing window manager window, |
1149 | not Emacs's own window. */ | |
1150 | ||
1151 | void | |
1152 | x_real_positions (f, xptr, yptr) | |
1153 | FRAME_PTR f; | |
1154 | int *xptr, *yptr; | |
1155 | { | |
49d41073 EZ |
1156 | int win_x, win_y, outer_x, outer_y; |
1157 | int real_x = 0, real_y = 0; | |
1158 | int had_errors = 0; | |
1159 | Window win = f->output_data.x->parent_desc; | |
e9445337 | 1160 | |
49d41073 | 1161 | int count; |
043835a3 | 1162 | |
49d41073 EZ |
1163 | BLOCK_INPUT; |
1164 | ||
1165 | count = x_catch_errors (FRAME_X_DISPLAY (f)); | |
043835a3 | 1166 | |
49d41073 EZ |
1167 | if (win == FRAME_X_DISPLAY_INFO (f)->root_window) |
1168 | win = FRAME_OUTER_WINDOW (f); | |
1169 | ||
1170 | /* This loop traverses up the containment tree until we hit the root | |
1171 | window. Window managers may intersect many windows between our window | |
1172 | and the root window. The window we find just before the root window | |
1173 | should be the outer WM window. */ | |
1174 | for (;;) | |
e9445337 | 1175 | { |
49d41073 EZ |
1176 | Window wm_window, rootw; |
1177 | Window *tmp_children; | |
1178 | unsigned int tmp_nchildren; | |
ca7bac79 | 1179 | |
49d41073 EZ |
1180 | XQueryTree (FRAME_X_DISPLAY (f), win, &rootw, |
1181 | &wm_window, &tmp_children, &tmp_nchildren); | |
72dc3bc7 | 1182 | XFree ((char *) tmp_children); |
08a90d6a | 1183 | |
49d41073 | 1184 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
08a90d6a | 1185 | |
49d41073 EZ |
1186 | if (wm_window == rootw || had_errors) |
1187 | break; | |
08a90d6a | 1188 | |
49d41073 EZ |
1189 | win = wm_window; |
1190 | } | |
1191 | ||
1192 | if (! had_errors) | |
1193 | { | |
1194 | int ign; | |
1195 | Window child, rootw; | |
1196 | ||
1197 | /* Get the real coordinates for the WM window upper left corner */ | |
1198 | XGetGeometry (FRAME_X_DISPLAY (f), win, | |
1199 | &rootw, &real_x, &real_y, &ign, &ign, &ign, &ign); | |
1200 | ||
1201 | /* Translate real coordinates to coordinates relative to our | |
1202 | window. For our window, the upper left corner is 0, 0. | |
1203 | Since the upper left corner of the WM window is outside | |
1204 | our window, win_x and win_y will be negative: | |
1205 | ||
1206 | ------------------ ---> x | |
1207 | | title | | |
1208 | | ----------------- v y | |
1209 | | | our window | |
1210 | */ | |
8a07bba0 | 1211 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 1212 | |
8a07bba0 | 1213 | /* From-window, to-window. */ |
8a07bba0 | 1214 | FRAME_X_DISPLAY_INFO (f)->root_window, |
49d41073 | 1215 | FRAME_X_WINDOW (f), |
e9445337 | 1216 | |
8a07bba0 | 1217 | /* From-position, to-position. */ |
49d41073 | 1218 | real_x, real_y, &win_x, &win_y, |
08a90d6a | 1219 | |
8a07bba0 RS |
1220 | /* Child of win. */ |
1221 | &child); | |
e9445337 | 1222 | |
49d41073 | 1223 | if (FRAME_X_WINDOW (f) == FRAME_OUTER_WINDOW (f)) |
845e9d85 | 1224 | { |
49d41073 EZ |
1225 | outer_x = win_x; |
1226 | outer_y = win_y; | |
845e9d85 | 1227 | } |
49d41073 EZ |
1228 | else |
1229 | { | |
1230 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
ca7bac79 | 1231 | |
49d41073 EZ |
1232 | /* From-window, to-window. */ |
1233 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
1234 | FRAME_OUTER_WINDOW (f), | |
1235 | ||
1236 | /* From-position, to-position. */ | |
1237 | real_x, real_y, &outer_x, &outer_y, | |
1238 | ||
1239 | /* Child of win. */ | |
1240 | &child); | |
e9445337 | 1241 | } |
08a90d6a | 1242 | |
49d41073 EZ |
1243 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
1244 | } | |
1245 | ||
1246 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); | |
1247 | ||
1248 | UNBLOCK_INPUT; | |
1249 | ||
1250 | if (had_errors) return; | |
1251 | ||
1252 | f->output_data.x->x_pixels_diff = -win_x; | |
1253 | f->output_data.x->y_pixels_diff = -win_y; | |
1254 | f->output_data.x->x_pixels_outer_diff = -outer_x; | |
1255 | f->output_data.x->y_pixels_outer_diff = -outer_y; | |
1256 | ||
1257 | *xptr = real_x; | |
1258 | *yptr = real_y; | |
e9445337 RS |
1259 | } |
1260 | ||
f676886a | 1261 | /* Insert a description of internally-recorded parameters of frame X |
01f1ba30 JB |
1262 | into the parameter alist *ALISTPTR that is to be given to the user. |
1263 | Only parameters that are specific to the X window system | |
f676886a | 1264 | and whose values are not correctly recorded in the frame's |
01f1ba30 JB |
1265 | param_alist need to be considered here. */ |
1266 | ||
968b1234 | 1267 | void |
f676886a JB |
1268 | x_report_frame_params (f, alistptr) |
1269 | struct frame *f; | |
01f1ba30 JB |
1270 | Lisp_Object *alistptr; |
1271 | { | |
1272 | char buf[16]; | |
9b002b8d KH |
1273 | Lisp_Object tem; |
1274 | ||
1275 | /* Represent negative positions (off the top or left screen edge) | |
1276 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
7556890b RS |
1277 | XSETINT (tem, f->output_data.x->left_pos); |
1278 | if (f->output_data.x->left_pos >= 0) | |
9b002b8d KH |
1279 | store_in_alist (alistptr, Qleft, tem); |
1280 | else | |
1281 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1282 | ||
7556890b RS |
1283 | XSETINT (tem, f->output_data.x->top_pos); |
1284 | if (f->output_data.x->top_pos >= 0) | |
9b002b8d KH |
1285 | store_in_alist (alistptr, Qtop, tem); |
1286 | else | |
1287 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
01f1ba30 | 1288 | |
f9942c9e | 1289 | store_in_alist (alistptr, Qborder_width, |
7556890b | 1290 | make_number (f->output_data.x->border_width)); |
f9942c9e | 1291 | store_in_alist (alistptr, Qinternal_border_width, |
7556890b | 1292 | make_number (f->output_data.x->internal_border_width)); |
30bf44e0 KS |
1293 | store_in_alist (alistptr, Qleft_fringe, |
1294 | make_number (f->output_data.x->left_fringe_width)); | |
1295 | store_in_alist (alistptr, Qright_fringe, | |
1296 | make_number (f->output_data.x->right_fringe_width)); | |
99f7c77f EZ |
1297 | store_in_alist (alistptr, Qscroll_bar_width, |
1298 | make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
1299 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f) | |
1300 | : 0)); | |
7c118b57 | 1301 | sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f)); |
f9942c9e | 1302 | store_in_alist (alistptr, Qwindow_id, |
01f1ba30 | 1303 | build_string (buf)); |
333b20bb GM |
1304 | #ifdef USE_X_TOOLKIT |
1305 | /* Tooltip frame may not have this widget. */ | |
1306 | if (f->output_data.x->widget) | |
1307 | #endif | |
1308 | sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f)); | |
2cbebefb RS |
1309 | store_in_alist (alistptr, Qouter_window_id, |
1310 | build_string (buf)); | |
f468da95 | 1311 | store_in_alist (alistptr, Qicon_name, f->icon_name); |
a8ccd803 | 1312 | FRAME_SAMPLE_VISIBILITY (f); |
d043f1a4 RS |
1313 | store_in_alist (alistptr, Qvisibility, |
1314 | (FRAME_VISIBLE_P (f) ? Qt | |
1315 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
34ae77b5 | 1316 | store_in_alist (alistptr, Qdisplay, |
8e713be6 | 1317 | XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element)); |
e4f79258 | 1318 | |
8c239ac3 RS |
1319 | if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window) |
1320 | tem = Qnil; | |
1321 | else | |
1322 | XSETFASTINT (tem, f->output_data.x->parent_desc); | |
1323 | store_in_alist (alistptr, Qparent_id, tem); | |
01f1ba30 JB |
1324 | } |
1325 | \f | |
82978295 | 1326 | |
d62c8769 GM |
1327 | |
1328 | /* Gamma-correct COLOR on frame F. */ | |
1329 | ||
1330 | void | |
1331 | gamma_correct (f, color) | |
1332 | struct frame *f; | |
1333 | XColor *color; | |
1334 | { | |
1335 | if (f->gamma) | |
1336 | { | |
1337 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1338 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1339 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1340 | } | |
1341 | } | |
1342 | ||
1343 | ||
7b746c38 GM |
1344 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
1345 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
1346 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
1347 | no color could be allocated. */ | |
e12d55b2 | 1348 | |
01f1ba30 | 1349 | int |
7b746c38 GM |
1350 | x_defined_color (f, color_name, color, alloc_p) |
1351 | struct frame *f; | |
1352 | char *color_name; | |
1353 | XColor *color; | |
1354 | int alloc_p; | |
01f1ba30 | 1355 | { |
7b746c38 GM |
1356 | int success_p; |
1357 | Display *dpy = FRAME_X_DISPLAY (f); | |
1358 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
1359 | |
1360 | BLOCK_INPUT; | |
7b746c38 GM |
1361 | success_p = XParseColor (dpy, cmap, color_name, color); |
1362 | if (success_p && alloc_p) | |
1363 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
1364 | UNBLOCK_INPUT; |
1365 | ||
7b746c38 | 1366 | return success_p; |
01f1ba30 JB |
1367 | } |
1368 | ||
9b2956e2 GM |
1369 | |
1370 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1371 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1372 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1373 | |
1374 | int | |
9b2956e2 | 1375 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1376 | FRAME_PTR f; |
9b2956e2 GM |
1377 | Lisp_Object color_name; |
1378 | int mono_color; | |
01f1ba30 | 1379 | { |
b9dc4443 | 1380 | XColor cdef; |
01f1ba30 | 1381 | |
b7826503 | 1382 | CHECK_STRING (color_name); |
01f1ba30 | 1383 | |
9b2956e2 GM |
1384 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1385 | colormap, it makes freeing difficult, and it's probably not | |
1386 | an important optimization. */ | |
1387 | if (strcmp (XSTRING (color_name)->data, "black") == 0) | |
b9dc4443 | 1388 | return BLACK_PIX_DEFAULT (f); |
9b2956e2 | 1389 | else if (strcmp (XSTRING (color_name)->data, "white") == 0) |
b9dc4443 | 1390 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1391 | #endif |
01f1ba30 | 1392 | |
9b2956e2 | 1393 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1394 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1395 | return mono_color; |
01f1ba30 | 1396 | |
2d764c78 | 1397 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1398 | by looking for a near-miss. */ |
9b2956e2 | 1399 | if (x_defined_color (f, XSTRING (color_name)->data, &cdef, 1)) |
95626e11 RS |
1400 | return cdef.pixel; |
1401 | ||
c301be26 GM |
1402 | Fsignal (Qerror, Fcons (build_string ("Undefined color"), |
1403 | Fcons (color_name, Qnil))); | |
1404 | return 0; | |
01f1ba30 | 1405 | } |
9b2956e2 GM |
1406 | |
1407 | ||
01f1ba30 | 1408 | \f |
563b67aa GM |
1409 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1410 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1411 | ||
1412 | static void | |
1413 | x_set_line_spacing (f, new_value, old_value) | |
1414 | struct frame *f; | |
1415 | Lisp_Object new_value, old_value; | |
1416 | { | |
1417 | if (NILP (new_value)) | |
1418 | f->extra_line_spacing = 0; | |
1419 | else if (NATNUMP (new_value)) | |
1420 | f->extra_line_spacing = XFASTINT (new_value); | |
1421 | else | |
1a948b17 | 1422 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
563b67aa GM |
1423 | Fcons (new_value, Qnil))); |
1424 | if (FRAME_VISIBLE_P (f)) | |
1425 | redraw_frame (f); | |
1426 | } | |
1427 | ||
1428 | ||
ea0a1f53 GM |
1429 | /* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is |
1430 | the previous value of that parameter, NEW_VALUE is the new value. | |
1431 | See also the comment of wait_for_wm in struct x_output. */ | |
1432 | ||
1433 | static void | |
1434 | x_set_wait_for_wm (f, new_value, old_value) | |
1435 | struct frame *f; | |
1436 | Lisp_Object new_value, old_value; | |
1437 | { | |
1438 | f->output_data.x->wait_for_wm = !NILP (new_value); | |
1439 | } | |
1440 | ||
1441 | ||
49d41073 EZ |
1442 | /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is |
1443 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1444 | ||
1445 | static void | |
1446 | x_set_fullscreen (f, new_value, old_value) | |
1447 | struct frame *f; | |
1448 | Lisp_Object new_value, old_value; | |
1449 | { | |
1450 | if (NILP (new_value)) | |
1451 | f->output_data.x->want_fullscreen = FULLSCREEN_NONE; | |
1452 | else if (EQ (new_value, Qfullboth)) | |
1453 | f->output_data.x->want_fullscreen = FULLSCREEN_BOTH; | |
1454 | else if (EQ (new_value, Qfullwidth)) | |
1455 | f->output_data.x->want_fullscreen = FULLSCREEN_WIDTH; | |
1456 | else if (EQ (new_value, Qfullheight)) | |
1457 | f->output_data.x->want_fullscreen = FULLSCREEN_HEIGHT; | |
1458 | } | |
1459 | ||
1460 | ||
d62c8769 | 1461 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
ea0a1f53 GM |
1462 | the previous value of that parameter, NEW_VALUE is the new |
1463 | value. */ | |
d62c8769 GM |
1464 | |
1465 | static void | |
1466 | x_set_screen_gamma (f, new_value, old_value) | |
1467 | struct frame *f; | |
1468 | Lisp_Object new_value, old_value; | |
1469 | { | |
1470 | if (NILP (new_value)) | |
1471 | f->gamma = 0; | |
1472 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1473 | /* The value 0.4545 is the normal viewing gamma. */ | |
1474 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1475 | else | |
1a948b17 | 1476 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
d62c8769 GM |
1477 | Fcons (new_value, Qnil))); |
1478 | ||
1479 | clear_face_cache (0); | |
1480 | } | |
1481 | ||
1482 | ||
f676886a | 1483 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1484 | to set individual parameters. |
1485 | ||
fe24a618 | 1486 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1487 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1488 | In that case, just record the parameter's new value |
1489 | in the standard place; do not attempt to change the window. */ | |
1490 | ||
1491 | void | |
f676886a JB |
1492 | x_set_foreground_color (f, arg, oldval) |
1493 | struct frame *f; | |
01f1ba30 JB |
1494 | Lisp_Object arg, oldval; |
1495 | { | |
09393d07 GM |
1496 | struct x_output *x = f->output_data.x; |
1497 | unsigned long fg, old_fg; | |
a76206dc | 1498 | |
09393d07 GM |
1499 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1500 | old_fg = x->foreground_pixel; | |
1501 | x->foreground_pixel = fg; | |
a76206dc | 1502 | |
fe24a618 | 1503 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1504 | { |
09393d07 | 1505 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1506 | |
09393d07 GM |
1507 | BLOCK_INPUT; |
1508 | XSetForeground (dpy, x->normal_gc, fg); | |
1509 | XSetBackground (dpy, x->reverse_gc, fg); | |
36d42089 | 1510 | |
09393d07 GM |
1511 | if (x->cursor_pixel == old_fg) |
1512 | { | |
1513 | unload_color (f, x->cursor_pixel); | |
1514 | x->cursor_pixel = x_copy_color (f, fg); | |
1515 | XSetBackground (dpy, x->cursor_gc, x->cursor_pixel); | |
1516 | } | |
1517 | ||
01f1ba30 | 1518 | UNBLOCK_INPUT; |
09393d07 | 1519 | |
05c8abbe | 1520 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
09393d07 | 1521 | |
179956b9 | 1522 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1523 | redraw_frame (f); |
01f1ba30 | 1524 | } |
09393d07 GM |
1525 | |
1526 | unload_color (f, old_fg); | |
01f1ba30 JB |
1527 | } |
1528 | ||
1529 | void | |
f676886a JB |
1530 | x_set_background_color (f, arg, oldval) |
1531 | struct frame *f; | |
01f1ba30 JB |
1532 | Lisp_Object arg, oldval; |
1533 | { | |
09393d07 GM |
1534 | struct x_output *x = f->output_data.x; |
1535 | unsigned long bg; | |
01f1ba30 | 1536 | |
09393d07 GM |
1537 | bg = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
1538 | unload_color (f, x->background_pixel); | |
1539 | x->background_pixel = bg; | |
a76206dc | 1540 | |
fe24a618 | 1541 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1542 | { |
09393d07 | 1543 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1544 | |
09393d07 GM |
1545 | BLOCK_INPUT; |
1546 | XSetBackground (dpy, x->normal_gc, bg); | |
1547 | XSetForeground (dpy, x->reverse_gc, bg); | |
1548 | XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg); | |
1549 | XSetForeground (dpy, x->cursor_gc, bg); | |
1550 | ||
f76e0368 GM |
1551 | #ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with |
1552 | toolkit scroll bars. */ | |
1553 | { | |
1554 | Lisp_Object bar; | |
1555 | for (bar = FRAME_SCROLL_BARS (f); | |
1556 | !NILP (bar); | |
1557 | bar = XSCROLL_BAR (bar)->next) | |
1558 | { | |
1559 | Window window = SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)); | |
1560 | XSetWindowBackground (dpy, window, bg); | |
1561 | } | |
1562 | } | |
1563 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
01f1ba30 | 1564 | |
09393d07 | 1565 | UNBLOCK_INPUT; |
05c8abbe | 1566 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1567 | |
179956b9 | 1568 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1569 | redraw_frame (f); |
01f1ba30 JB |
1570 | } |
1571 | } | |
1572 | ||
1573 | void | |
f676886a JB |
1574 | x_set_mouse_color (f, arg, oldval) |
1575 | struct frame *f; | |
01f1ba30 JB |
1576 | Lisp_Object arg, oldval; |
1577 | { | |
09393d07 GM |
1578 | struct x_output *x = f->output_data.x; |
1579 | Display *dpy = FRAME_X_DISPLAY (f); | |
95f80c78 | 1580 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
0af913d7 | 1581 | Cursor hourglass_cursor, horizontal_drag_cursor; |
1dc6cfa6 | 1582 | int count; |
51a1d2d8 | 1583 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
09393d07 | 1584 | unsigned long mask_color = x->background_pixel; |
a76206dc | 1585 | |
51a1d2d8 | 1586 | /* Don't let pointers be invisible. */ |
09393d07 | 1587 | if (mask_color == pixel) |
bcf26b38 GM |
1588 | { |
1589 | x_free_colors (f, &pixel, 1); | |
09393d07 | 1590 | pixel = x_copy_color (f, x->foreground_pixel); |
bcf26b38 | 1591 | } |
a76206dc | 1592 | |
09393d07 GM |
1593 | unload_color (f, x->mouse_pixel); |
1594 | x->mouse_pixel = pixel; | |
01f1ba30 JB |
1595 | |
1596 | BLOCK_INPUT; | |
fe24a618 | 1597 | |
eb8c3be9 | 1598 | /* It's not okay to crash if the user selects a screwy cursor. */ |
09393d07 | 1599 | count = x_catch_errors (dpy); |
fe24a618 | 1600 | |
09393d07 | 1601 | if (!NILP (Vx_pointer_shape)) |
01f1ba30 | 1602 | { |
b7826503 | 1603 | CHECK_NUMBER (Vx_pointer_shape); |
09393d07 | 1604 | cursor = XCreateFontCursor (dpy, XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1605 | } |
1606 | else | |
09393d07 GM |
1607 | cursor = XCreateFontCursor (dpy, XC_xterm); |
1608 | x_check_errors (dpy, "bad text pointer cursor: %s"); | |
01f1ba30 | 1609 | |
09393d07 | 1610 | if (!NILP (Vx_nontext_pointer_shape)) |
01f1ba30 | 1611 | { |
b7826503 | 1612 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
09393d07 GM |
1613 | nontext_cursor |
1614 | = XCreateFontCursor (dpy, XINT (Vx_nontext_pointer_shape)); | |
01f1ba30 JB |
1615 | } |
1616 | else | |
09393d07 GM |
1617 | nontext_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
1618 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); | |
01f1ba30 | 1619 | |
09393d07 | 1620 | if (!NILP (Vx_hourglass_pointer_shape)) |
333b20bb | 1621 | { |
b7826503 | 1622 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
09393d07 GM |
1623 | hourglass_cursor |
1624 | = XCreateFontCursor (dpy, XINT (Vx_hourglass_pointer_shape)); | |
333b20bb GM |
1625 | } |
1626 | else | |
09393d07 GM |
1627 | hourglass_cursor = XCreateFontCursor (dpy, XC_watch); |
1628 | x_check_errors (dpy, "bad hourglass pointer cursor: %s"); | |
333b20bb | 1629 | |
09393d07 GM |
1630 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); |
1631 | if (!NILP (Vx_mode_pointer_shape)) | |
01f1ba30 | 1632 | { |
b7826503 | 1633 | CHECK_NUMBER (Vx_mode_pointer_shape); |
09393d07 | 1634 | mode_cursor = XCreateFontCursor (dpy, XINT (Vx_mode_pointer_shape)); |
01f1ba30 JB |
1635 | } |
1636 | else | |
09393d07 GM |
1637 | mode_cursor = XCreateFontCursor (dpy, XC_xterm); |
1638 | x_check_errors (dpy, "bad modeline pointer cursor: %s"); | |
95f80c78 | 1639 | |
09393d07 | 1640 | if (!NILP (Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1641 | { |
b7826503 | 1642 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
ca0ecbf5 | 1643 | cross_cursor |
09393d07 | 1644 | = XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1645 | } |
1646 | else | |
09393d07 | 1647 | cross_cursor = XCreateFontCursor (dpy, XC_crosshair); |
01f1ba30 | 1648 | |
8fb4ec9c GM |
1649 | if (!NILP (Vx_window_horizontal_drag_shape)) |
1650 | { | |
b7826503 | 1651 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
8fb4ec9c | 1652 | horizontal_drag_cursor |
09393d07 | 1653 | = XCreateFontCursor (dpy, XINT (Vx_window_horizontal_drag_shape)); |
8fb4ec9c GM |
1654 | } |
1655 | else | |
1656 | horizontal_drag_cursor | |
09393d07 | 1657 | = XCreateFontCursor (dpy, XC_sb_h_double_arrow); |
8fb4ec9c | 1658 | |
fe24a618 | 1659 | /* Check and report errors with the above calls. */ |
09393d07 GM |
1660 | x_check_errors (dpy, "can't set cursor shape: %s"); |
1661 | x_uncatch_errors (dpy, count); | |
fe24a618 | 1662 | |
01f1ba30 JB |
1663 | { |
1664 | XColor fore_color, back_color; | |
1665 | ||
09393d07 | 1666 | fore_color.pixel = x->mouse_pixel; |
a31fedb7 | 1667 | x_query_color (f, &fore_color); |
01f1ba30 | 1668 | back_color.pixel = mask_color; |
a31fedb7 GM |
1669 | x_query_color (f, &back_color); |
1670 | ||
09393d07 GM |
1671 | XRecolorCursor (dpy, cursor, &fore_color, &back_color); |
1672 | XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color); | |
1673 | XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color); | |
1674 | XRecolorCursor (dpy, cross_cursor, &fore_color, &back_color); | |
1675 | XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color); | |
1676 | XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color); | |
01f1ba30 | 1677 | } |
01f1ba30 | 1678 | |
fe24a618 | 1679 | if (FRAME_X_WINDOW (f) != 0) |
09393d07 GM |
1680 | XDefineCursor (dpy, FRAME_X_WINDOW (f), cursor); |
1681 | ||
1682 | if (cursor != x->text_cursor | |
1683 | && x->text_cursor != 0) | |
1684 | XFreeCursor (dpy, x->text_cursor); | |
1685 | x->text_cursor = cursor; | |
1686 | ||
1687 | if (nontext_cursor != x->nontext_cursor | |
1688 | && x->nontext_cursor != 0) | |
1689 | XFreeCursor (dpy, x->nontext_cursor); | |
1690 | x->nontext_cursor = nontext_cursor; | |
1691 | ||
1692 | if (hourglass_cursor != x->hourglass_cursor | |
1693 | && x->hourglass_cursor != 0) | |
1694 | XFreeCursor (dpy, x->hourglass_cursor); | |
1695 | x->hourglass_cursor = hourglass_cursor; | |
1696 | ||
1697 | if (mode_cursor != x->modeline_cursor | |
1698 | && x->modeline_cursor != 0) | |
1699 | XFreeCursor (dpy, f->output_data.x->modeline_cursor); | |
1700 | x->modeline_cursor = mode_cursor; | |
333b20bb | 1701 | |
09393d07 GM |
1702 | if (cross_cursor != x->cross_cursor |
1703 | && x->cross_cursor != 0) | |
1704 | XFreeCursor (dpy, x->cross_cursor); | |
1705 | x->cross_cursor = cross_cursor; | |
01f1ba30 | 1706 | |
09393d07 GM |
1707 | if (horizontal_drag_cursor != x->horizontal_drag_cursor |
1708 | && x->horizontal_drag_cursor != 0) | |
1709 | XFreeCursor (dpy, x->horizontal_drag_cursor); | |
1710 | x->horizontal_drag_cursor = horizontal_drag_cursor; | |
8fb4ec9c | 1711 | |
09393d07 | 1712 | XFlush (dpy); |
01f1ba30 | 1713 | UNBLOCK_INPUT; |
05c8abbe GM |
1714 | |
1715 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1716 | } |
1717 | ||
1718 | void | |
f676886a JB |
1719 | x_set_cursor_color (f, arg, oldval) |
1720 | struct frame *f; | |
01f1ba30 JB |
1721 | Lisp_Object arg, oldval; |
1722 | { | |
a76206dc | 1723 | unsigned long fore_pixel, pixel; |
10168ebb | 1724 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
09393d07 | 1725 | struct x_output *x = f->output_data.x; |
01f1ba30 | 1726 | |
10168ebb GM |
1727 | if (!NILP (Vx_cursor_fore_pixel)) |
1728 | { | |
1729 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1730 | WHITE_PIX_DEFAULT (f)); | |
1731 | fore_pixel_allocated_p = 1; | |
1732 | } | |
01f1ba30 | 1733 | else |
09393d07 | 1734 | fore_pixel = x->background_pixel; |
10168ebb | 1735 | |
a76206dc | 1736 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1737 | pixel_allocated_p = 1; |
a76206dc | 1738 | |
f9942c9e | 1739 | /* Make sure that the cursor color differs from the background color. */ |
09393d07 | 1740 | if (pixel == x->background_pixel) |
01f1ba30 | 1741 | { |
10168ebb GM |
1742 | if (pixel_allocated_p) |
1743 | { | |
1744 | x_free_colors (f, &pixel, 1); | |
1745 | pixel_allocated_p = 0; | |
1746 | } | |
1747 | ||
09393d07 | 1748 | pixel = x->mouse_pixel; |
a76206dc | 1749 | if (pixel == fore_pixel) |
10168ebb GM |
1750 | { |
1751 | if (fore_pixel_allocated_p) | |
1752 | { | |
1753 | x_free_colors (f, &fore_pixel, 1); | |
1754 | fore_pixel_allocated_p = 0; | |
1755 | } | |
09393d07 | 1756 | fore_pixel = x->background_pixel; |
10168ebb | 1757 | } |
01f1ba30 | 1758 | } |
a76206dc | 1759 | |
09393d07 | 1760 | unload_color (f, x->cursor_foreground_pixel); |
10168ebb GM |
1761 | if (!fore_pixel_allocated_p) |
1762 | fore_pixel = x_copy_color (f, fore_pixel); | |
09393d07 | 1763 | x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1764 | |
09393d07 | 1765 | unload_color (f, x->cursor_pixel); |
10168ebb GM |
1766 | if (!pixel_allocated_p) |
1767 | pixel = x_copy_color (f, pixel); | |
09393d07 | 1768 | x->cursor_pixel = pixel; |
a76206dc | 1769 | |
fe24a618 | 1770 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1771 | { |
01f1ba30 | 1772 | BLOCK_INPUT; |
09393d07 GM |
1773 | XSetBackground (FRAME_X_DISPLAY (f), x->cursor_gc, x->cursor_pixel); |
1774 | XSetForeground (FRAME_X_DISPLAY (f), x->cursor_gc, fore_pixel); | |
01f1ba30 | 1775 | UNBLOCK_INPUT; |
01f1ba30 | 1776 | |
179956b9 | 1777 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1778 | { |
cedadcfa RS |
1779 | x_update_cursor (f, 0); |
1780 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1781 | } |
1782 | } | |
05c8abbe GM |
1783 | |
1784 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1785 | } |
943b580d | 1786 | \f |
f676886a | 1787 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1788 | ARG can be a string naming a color. |
1789 | The border-color is used for the border that is drawn by the X server. | |
1790 | Note that this does not fully take effect if done before | |
f676886a | 1791 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1792 | |
1793 | Note: this is done in two routines because of the way X10 works. | |
1794 | ||
1795 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1796 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1797 | |
1798 | void | |
f676886a JB |
1799 | x_set_border_color (f, arg, oldval) |
1800 | struct frame *f; | |
01f1ba30 JB |
1801 | Lisp_Object arg, oldval; |
1802 | { | |
01f1ba30 JB |
1803 | int pix; |
1804 | ||
b7826503 | 1805 | CHECK_STRING (arg); |
b9dc4443 | 1806 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1807 | x_set_border_pixel (f, pix); |
05c8abbe | 1808 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1809 | } |
1810 | ||
f676886a | 1811 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1812 | Note that this does not fully take effect if done before |
f676886a | 1813 | F has an x-window. */ |
01f1ba30 | 1814 | |
968b1234 | 1815 | void |
f676886a JB |
1816 | x_set_border_pixel (f, pix) |
1817 | struct frame *f; | |
01f1ba30 JB |
1818 | int pix; |
1819 | { | |
a76206dc | 1820 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1821 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1822 | |
7556890b | 1823 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1824 | { |
01f1ba30 | 1825 | BLOCK_INPUT; |
b9dc4443 | 1826 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1827 | (unsigned long)pix); |
01f1ba30 JB |
1828 | UNBLOCK_INPUT; |
1829 | ||
179956b9 | 1830 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1831 | redraw_frame (f); |
01f1ba30 JB |
1832 | } |
1833 | } | |
1834 | ||
0d1469d6 GM |
1835 | |
1836 | /* Value is the internal representation of the specified cursor type | |
1837 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
1838 | of the bar cursor. */ | |
1839 | ||
1840 | enum text_cursor_kinds | |
1841 | x_specified_cursor_type (arg, width) | |
1842 | Lisp_Object arg; | |
1843 | int *width; | |
dbc4e1c1 | 1844 | { |
0d1469d6 GM |
1845 | enum text_cursor_kinds type; |
1846 | ||
dbc4e1c1 | 1847 | if (EQ (arg, Qbar)) |
c3211206 | 1848 | { |
0d1469d6 GM |
1849 | type = BAR_CURSOR; |
1850 | *width = 2; | |
c3211206 | 1851 | } |
08ac8554 GM |
1852 | else if (CONSP (arg) |
1853 | && EQ (XCAR (arg), Qbar) | |
1854 | && INTEGERP (XCDR (arg)) | |
1855 | && XINT (XCDR (arg)) >= 0) | |
c3211206 | 1856 | { |
0d1469d6 GM |
1857 | type = BAR_CURSOR; |
1858 | *width = XINT (XCDR (arg)); | |
c3211206 | 1859 | } |
08ac8554 | 1860 | else if (NILP (arg)) |
0d1469d6 | 1861 | type = NO_CURSOR; |
dbc4e1c1 | 1862 | else |
c3211206 RS |
1863 | /* Treat anything unknown as "box cursor". |
1864 | It was bad to signal an error; people have trouble fixing | |
1865 | .Xdefaults with Emacs, when it has something bad in it. */ | |
0d1469d6 GM |
1866 | type = FILLED_BOX_CURSOR; |
1867 | ||
1868 | return type; | |
1869 | } | |
1870 | ||
1871 | void | |
1872 | x_set_cursor_type (f, arg, oldval) | |
1873 | FRAME_PTR f; | |
1874 | Lisp_Object arg, oldval; | |
1875 | { | |
1876 | int width; | |
1877 | ||
1878 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
1879 | f->output_data.x->cursor_width = width; | |
dbc4e1c1 JB |
1880 | |
1881 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
1882 | often do people change cursor types? */ | |
1883 | update_mode_lines++; | |
1884 | } | |
943b580d | 1885 | \f |
01f1ba30 | 1886 | void |
f676886a JB |
1887 | x_set_icon_type (f, arg, oldval) |
1888 | struct frame *f; | |
01f1ba30 JB |
1889 | Lisp_Object arg, oldval; |
1890 | { | |
01f1ba30 JB |
1891 | int result; |
1892 | ||
203c1d73 RS |
1893 | if (STRINGP (arg)) |
1894 | { | |
1895 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1896 | return; | |
1897 | } | |
1898 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1899 | return; |
1900 | ||
1901 | BLOCK_INPUT; | |
265a9e55 | 1902 | if (NILP (arg)) |
80534dd6 | 1903 | result = x_text_icon (f, |
f468da95 RS |
1904 | (char *) XSTRING ((!NILP (f->icon_name) |
1905 | ? f->icon_name | |
80534dd6 | 1906 | : f->name))->data); |
f1c7b5a6 RS |
1907 | else |
1908 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1909 | |
1910 | if (result) | |
1911 | { | |
01f1ba30 | 1912 | UNBLOCK_INPUT; |
0fb53770 | 1913 | error ("No icon window available"); |
01f1ba30 JB |
1914 | } |
1915 | ||
b9dc4443 | 1916 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1917 | UNBLOCK_INPUT; |
1918 | } | |
1919 | ||
f1c7b5a6 | 1920 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1921 | |
f1c7b5a6 | 1922 | Lisp_Object |
0fb53770 RS |
1923 | x_icon_type (f) |
1924 | FRAME_PTR f; | |
1925 | { | |
1926 | Lisp_Object tem; | |
1927 | ||
1928 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1929 | if (CONSP (tem)) |
8e713be6 | 1930 | return XCDR (tem); |
f1c7b5a6 RS |
1931 | else |
1932 | return Qnil; | |
0fb53770 RS |
1933 | } |
1934 | ||
80534dd6 KH |
1935 | void |
1936 | x_set_icon_name (f, arg, oldval) | |
1937 | struct frame *f; | |
1938 | Lisp_Object arg, oldval; | |
1939 | { | |
80534dd6 KH |
1940 | int result; |
1941 | ||
1942 | if (STRINGP (arg)) | |
1943 | { | |
1944 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1945 | return; | |
1946 | } | |
1947 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1948 | return; | |
1949 | ||
f468da95 | 1950 | f->icon_name = arg; |
80534dd6 | 1951 | |
7556890b | 1952 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1953 | return; |
1954 | ||
1955 | BLOCK_INPUT; | |
1956 | ||
1957 | result = x_text_icon (f, | |
f468da95 RS |
1958 | (char *) XSTRING ((!NILP (f->icon_name) |
1959 | ? f->icon_name | |
943b580d RS |
1960 | : !NILP (f->title) |
1961 | ? f->title | |
80534dd6 KH |
1962 | : f->name))->data); |
1963 | ||
1964 | if (result) | |
1965 | { | |
1966 | UNBLOCK_INPUT; | |
1967 | error ("No icon window available"); | |
1968 | } | |
1969 | ||
80534dd6 KH |
1970 | XFlush (FRAME_X_DISPLAY (f)); |
1971 | UNBLOCK_INPUT; | |
1972 | } | |
943b580d | 1973 | \f |
01f1ba30 | 1974 | void |
f676886a JB |
1975 | x_set_font (f, arg, oldval) |
1976 | struct frame *f; | |
01f1ba30 JB |
1977 | Lisp_Object arg, oldval; |
1978 | { | |
ea96210c | 1979 | Lisp_Object result; |
942ea06d | 1980 | Lisp_Object fontset_name; |
a367641f | 1981 | Lisp_Object frame; |
57c5889c | 1982 | int old_fontset = f->output_data.x->fontset; |
01f1ba30 | 1983 | |
b7826503 | 1984 | CHECK_STRING (arg); |
01f1ba30 | 1985 | |
49965a29 | 1986 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1987 | |
01f1ba30 | 1988 | BLOCK_INPUT; |
942ea06d KH |
1989 | result = (STRINGP (fontset_name) |
1990 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1991 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1992 | UNBLOCK_INPUT; |
1993 | ||
ea96210c | 1994 | if (EQ (result, Qnil)) |
1c59f5df | 1995 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 1996 | else if (EQ (result, Qt)) |
26e18ed9 | 1997 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
1998 | else if (STRINGP (result)) |
1999 | { | |
57c5889c GM |
2000 | if (STRINGP (fontset_name)) |
2001 | { | |
2002 | /* Fontset names are built from ASCII font names, so the | |
2003 | names may be equal despite there was a change. */ | |
2004 | if (old_fontset == f->output_data.x->fontset) | |
2005 | return; | |
2006 | } | |
2007 | else if (!NILP (Fequal (result, oldval))) | |
1d090605 | 2008 | return; |
57c5889c | 2009 | |
ea96210c | 2010 | store_frame_param (f, Qfont, result); |
333b20bb | 2011 | recompute_basic_faces (f); |
ea96210c JB |
2012 | } |
2013 | else | |
2014 | abort (); | |
a367641f | 2015 | |
8938a4fb | 2016 | do_pending_window_change (0); |
95aa0336 | 2017 | |
333b20bb GM |
2018 | /* Don't call `face-set-after-frame-default' when faces haven't been |
2019 | initialized yet. This is the case when called from | |
2020 | Fx_create_frame. In that case, the X widget or window doesn't | |
2021 | exist either, and we can end up in x_report_frame_params with a | |
2022 | null widget which gives a segfault. */ | |
2023 | if (FRAME_FACE_CACHE (f)) | |
2024 | { | |
2025 | XSETFRAME (frame, f); | |
2026 | call1 (Qface_set_after_frame_default, frame); | |
2027 | } | |
01f1ba30 JB |
2028 | } |
2029 | ||
b3ba0aa8 KS |
2030 | static void |
2031 | x_set_fringe_width (f, new_value, old_value) | |
2032 | struct frame *f; | |
2033 | Lisp_Object new_value, old_value; | |
2034 | { | |
2035 | x_compute_fringe_widths (f, 1); | |
2036 | } | |
2037 | ||
01f1ba30 | 2038 | void |
f676886a JB |
2039 | x_set_border_width (f, arg, oldval) |
2040 | struct frame *f; | |
01f1ba30 JB |
2041 | Lisp_Object arg, oldval; |
2042 | { | |
b7826503 | 2043 | CHECK_NUMBER (arg); |
01f1ba30 | 2044 | |
7556890b | 2045 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
2046 | return; |
2047 | ||
fe24a618 | 2048 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
2049 | error ("Cannot change the border width of a window"); |
2050 | ||
7556890b | 2051 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
2052 | } |
2053 | ||
2054 | void | |
f676886a JB |
2055 | x_set_internal_border_width (f, arg, oldval) |
2056 | struct frame *f; | |
01f1ba30 JB |
2057 | Lisp_Object arg, oldval; |
2058 | { | |
7556890b | 2059 | int old = f->output_data.x->internal_border_width; |
01f1ba30 | 2060 | |
b7826503 | 2061 | CHECK_NUMBER (arg); |
7556890b RS |
2062 | f->output_data.x->internal_border_width = XINT (arg); |
2063 | if (f->output_data.x->internal_border_width < 0) | |
2064 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 2065 | |
d3b06468 | 2066 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 2067 | if (f->output_data.x->edit_widget) |
968b1234 | 2068 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 2069 | #endif |
2a8a07d4 | 2070 | |
7556890b | 2071 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
2072 | return; |
2073 | ||
fe24a618 | 2074 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 2075 | { |
363f7e15 | 2076 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 2077 | SET_FRAME_GARBAGED (f); |
8938a4fb | 2078 | do_pending_window_change (0); |
01f1ba30 | 2079 | } |
ea42193a GM |
2080 | else |
2081 | SET_FRAME_GARBAGED (f); | |
01f1ba30 JB |
2082 | } |
2083 | ||
d043f1a4 RS |
2084 | void |
2085 | x_set_visibility (f, value, oldval) | |
2086 | struct frame *f; | |
2087 | Lisp_Object value, oldval; | |
2088 | { | |
2089 | Lisp_Object frame; | |
191ed777 | 2090 | XSETFRAME (frame, f); |
d043f1a4 RS |
2091 | |
2092 | if (NILP (value)) | |
363f7e15 | 2093 | Fmake_frame_invisible (frame, Qt); |
49795535 | 2094 | else if (EQ (value, Qicon)) |
d043f1a4 | 2095 | Ficonify_frame (frame); |
49795535 JB |
2096 | else |
2097 | Fmake_frame_visible (frame); | |
d043f1a4 | 2098 | } |
52de7ce9 | 2099 | |
943b580d | 2100 | \f |
52de7ce9 GM |
2101 | /* Change window heights in windows rooted in WINDOW by N lines. */ |
2102 | ||
d043f1a4 | 2103 | static void |
52de7ce9 | 2104 | x_change_window_heights (window, n) |
d043f1a4 RS |
2105 | Lisp_Object window; |
2106 | int n; | |
2107 | { | |
47c0f58b | 2108 | struct window *w = XWINDOW (window); |
d043f1a4 | 2109 | |
e33f7330 KH |
2110 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
2111 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 2112 | |
4336c705 GM |
2113 | if (INTEGERP (w->orig_top)) |
2114 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2115 | if (INTEGERP (w->orig_height)) | |
2116 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2117 | ||
47c0f58b RS |
2118 | /* Handle just the top child in a vertical split. */ |
2119 | if (!NILP (w->vchild)) | |
52de7ce9 | 2120 | x_change_window_heights (w->vchild, n); |
d043f1a4 | 2121 | |
47c0f58b RS |
2122 | /* Adjust all children in a horizontal split. */ |
2123 | for (window = w->hchild; !NILP (window); window = w->next) | |
2124 | { | |
2125 | w = XWINDOW (window); | |
52de7ce9 | 2126 | x_change_window_heights (window, n); |
d043f1a4 RS |
2127 | } |
2128 | } | |
2129 | ||
2130 | void | |
2131 | x_set_menu_bar_lines (f, value, oldval) | |
2132 | struct frame *f; | |
2133 | Lisp_Object value, oldval; | |
2134 | { | |
2135 | int nlines; | |
b6d7acec | 2136 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 2137 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 2138 | #endif |
d043f1a4 | 2139 | |
f64ba6ea JB |
2140 | /* Right now, menu bars don't work properly in minibuf-only frames; |
2141 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 2142 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 2143 | in or split the minibuffer window. */ |
519066d2 | 2144 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
2145 | return; |
2146 | ||
6a5e54e2 | 2147 | if (INTEGERP (value)) |
d043f1a4 RS |
2148 | nlines = XINT (value); |
2149 | else | |
2150 | nlines = 0; | |
2151 | ||
3d09b6be RS |
2152 | /* Make sure we redisplay all windows in this frame. */ |
2153 | windows_or_buffers_changed++; | |
2154 | ||
9ef48a9d RS |
2155 | #ifdef USE_X_TOOLKIT |
2156 | FRAME_MENU_BAR_LINES (f) = 0; | |
2157 | if (nlines) | |
0d8ef3f4 RS |
2158 | { |
2159 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 2160 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
2161 | /* Make sure next redisplay shows the menu bar. */ |
2162 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
2163 | } | |
9ef48a9d RS |
2164 | else |
2165 | { | |
6bc20398 FP |
2166 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
2167 | free_frame_menubar (f); | |
9ef48a9d | 2168 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
2169 | if (FRAME_X_P (f)) |
2170 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
2171 | } |
2172 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 | 2173 | FRAME_MENU_BAR_LINES (f) = nlines; |
52de7ce9 | 2174 | x_change_window_heights (f->root_window, nlines - olines); |
9ef48a9d | 2175 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
2176 | adjust_glyphs (f); |
2177 | } | |
2178 | ||
2179 | ||
2180 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2181 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2182 | is the old number of tool bar lines. This function changes the | |
2183 | height of all windows on frame F to match the new tool bar height. | |
2184 | The frame's height doesn't change. */ | |
2185 | ||
2186 | void | |
9ea173e8 | 2187 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
2188 | struct frame *f; |
2189 | Lisp_Object value, oldval; | |
2190 | { | |
52de7ce9 GM |
2191 | int delta, nlines, root_height; |
2192 | Lisp_Object root_window; | |
333b20bb | 2193 | |
e870b7ba GM |
2194 | /* Treat tool bars like menu bars. */ |
2195 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2196 | return; | |
2197 | ||
333b20bb GM |
2198 | /* Use VALUE only if an integer >= 0. */ |
2199 | if (INTEGERP (value) && XINT (value) >= 0) | |
2200 | nlines = XFASTINT (value); | |
2201 | else | |
2202 | nlines = 0; | |
2203 | ||
2204 | /* Make sure we redisplay all windows in this frame. */ | |
2205 | ++windows_or_buffers_changed; | |
2206 | ||
9ea173e8 | 2207 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
52de7ce9 GM |
2208 | |
2209 | /* Don't resize the tool-bar to more than we have room for. */ | |
2210 | root_window = FRAME_ROOT_WINDOW (f); | |
2211 | root_height = XINT (XWINDOW (root_window)->height); | |
2212 | if (root_height - delta < 1) | |
2213 | { | |
2214 | delta = root_height - 1; | |
2215 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2216 | } | |
2217 | ||
9ea173e8 | 2218 | FRAME_TOOL_BAR_LINES (f) = nlines; |
52de7ce9 | 2219 | x_change_window_heights (root_window, delta); |
333b20bb | 2220 | adjust_glyphs (f); |
ccba751c GM |
2221 | |
2222 | /* We also have to make sure that the internal border at the top of | |
2223 | the frame, below the menu bar or tool bar, is redrawn when the | |
2224 | tool bar disappears. This is so because the internal border is | |
2225 | below the tool bar if one is displayed, but is below the menu bar | |
2226 | if there isn't a tool bar. The tool bar draws into the area | |
2227 | below the menu bar. */ | |
2228 | if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2229 | { | |
2230 | updating_frame = f; | |
2231 | clear_frame (); | |
fb3cd89b | 2232 | clear_current_matrices (f); |
ccba751c GM |
2233 | updating_frame = NULL; |
2234 | } | |
b6f91066 GM |
2235 | |
2236 | /* If the tool bar gets smaller, the internal border below it | |
2237 | has to be cleared. It was formerly part of the display | |
2238 | of the larger tool bar, and updating windows won't clear it. */ | |
2239 | if (delta < 0) | |
2240 | { | |
2241 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2242 | int width = PIXEL_WIDTH (f); | |
2243 | int y = nlines * CANON_Y_UNIT (f); | |
2244 | ||
2245 | BLOCK_INPUT; | |
161d30fd GM |
2246 | x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
2247 | 0, y, width, height, False); | |
b6f91066 | 2248 | UNBLOCK_INPUT; |
ddc24747 GM |
2249 | |
2250 | if (WINDOWP (f->tool_bar_window)) | |
2251 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
b6f91066 | 2252 | } |
333b20bb GM |
2253 | } |
2254 | ||
2255 | ||
2256 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2257 | VALUE should be a string, a color name. If it isn't a string or | |
2258 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2259 | the frame parameter. */ | |
2260 | ||
2261 | void | |
2262 | x_set_scroll_bar_foreground (f, value, oldval) | |
2263 | struct frame *f; | |
2264 | Lisp_Object value, oldval; | |
2265 | { | |
2266 | unsigned long pixel; | |
2267 | ||
2268 | if (STRINGP (value)) | |
2269 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2270 | else | |
2271 | pixel = -1; | |
2272 | ||
2273 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2274 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2275 | ||
2276 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2277 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2278 | { | |
2279 | /* Remove all scroll bars because they have wrong colors. */ | |
2280 | if (condemn_scroll_bars_hook) | |
2281 | (*condemn_scroll_bars_hook) (f); | |
2282 | if (judge_scroll_bars_hook) | |
2283 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2284 | |
2285 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2286 | redraw_frame (f); |
2287 | } | |
2288 | } | |
2289 | ||
2290 | ||
2291 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2292 | should be a string, a color name. If it isn't a string or isn't a | |
2293 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2294 | parameter. */ | |
2295 | ||
2296 | void | |
2297 | x_set_scroll_bar_background (f, value, oldval) | |
2298 | struct frame *f; | |
2299 | Lisp_Object value, oldval; | |
2300 | { | |
2301 | unsigned long pixel; | |
2302 | ||
2303 | if (STRINGP (value)) | |
2304 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2305 | else | |
2306 | pixel = -1; | |
2307 | ||
2308 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2309 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2310 | ||
f15340b7 MB |
2311 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2312 | /* Scrollbar shadow colors. */ | |
2313 | if (f->output_data.x->scroll_bar_top_shadow_pixel != -1) | |
2314 | { | |
2315 | unload_color (f, f->output_data.x->scroll_bar_top_shadow_pixel); | |
2316 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
2317 | } | |
2318 | if (f->output_data.x->scroll_bar_bottom_shadow_pixel != -1) | |
2319 | { | |
2320 | unload_color (f, f->output_data.x->scroll_bar_bottom_shadow_pixel); | |
2321 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
2322 | } | |
2323 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
2324 | ||
333b20bb GM |
2325 | f->output_data.x->scroll_bar_background_pixel = pixel; |
2326 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2327 | { | |
2328 | /* Remove all scroll bars because they have wrong colors. */ | |
2329 | if (condemn_scroll_bars_hook) | |
2330 | (*condemn_scroll_bars_hook) (f); | |
2331 | if (judge_scroll_bars_hook) | |
2332 | (*judge_scroll_bars_hook) (f); | |
2333 | ||
05c8abbe | 2334 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2335 | redraw_frame (f); |
2336 | } | |
d043f1a4 | 2337 | } |
333b20bb | 2338 | |
943b580d | 2339 | \f |
3a258507 | 2340 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
2341 | XICCC (X Inter Client Communication Conventions). |
2342 | ||
2343 | If STRING contains only ASCII characters, do no conversion and | |
2344 | return the string data of STRING. Otherwise, encode the text by | |
2345 | CODING_SYSTEM, and return a newly allocated memory area which | |
2346 | should be freed by `xfree' by a caller. | |
2347 | ||
37323f34 EZ |
2348 | SELECTIONP non-zero means the string is being encoded for an X |
2349 | selection, so it is safe to run pre-write conversions (which | |
2350 | may run Lisp code). | |
2351 | ||
96db09e4 KH |
2352 | Store the byte length of resulting text in *TEXT_BYTES. |
2353 | ||
d60660d6 | 2354 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 2355 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 2356 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
2357 | the result should be `COMPOUND_TEXT'. */ |
2358 | ||
2359 | unsigned char * | |
37323f34 | 2360 | x_encode_text (string, coding_system, selectionp, text_bytes, stringp) |
96db09e4 | 2361 | Lisp_Object string, coding_system; |
d60660d6 | 2362 | int *text_bytes, *stringp; |
37323f34 | 2363 | int selectionp; |
96db09e4 KH |
2364 | { |
2365 | unsigned char *str = XSTRING (string)->data; | |
2366 | int chars = XSTRING (string)->size; | |
2367 | int bytes = STRING_BYTES (XSTRING (string)); | |
2368 | int charset_info; | |
2369 | int bufsize; | |
2370 | unsigned char *buf; | |
2371 | struct coding_system coding; | |
2372 | ||
2373 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
2374 | if (charset_info == 0) | |
2375 | { | |
2376 | /* No multibyte character in OBJ. We need not encode it. */ | |
2377 | *text_bytes = bytes; | |
d60660d6 | 2378 | *stringp = 1; |
96db09e4 KH |
2379 | return str; |
2380 | } | |
2381 | ||
2382 | setup_coding_system (coding_system, &coding); | |
37323f34 EZ |
2383 | if (selectionp |
2384 | && SYMBOLP (coding.pre_write_conversion) | |
2385 | && !NILP (Ffboundp (coding.pre_write_conversion))) | |
2386 | { | |
2387 | string = run_pre_post_conversion_on_str (string, &coding, 1); | |
2388 | str = XSTRING (string)->data; | |
2389 | chars = XSTRING (string)->size; | |
2390 | bytes = STRING_BYTES (XSTRING (string)); | |
2391 | } | |
96db09e4 KH |
2392 | coding.src_multibyte = 1; |
2393 | coding.dst_multibyte = 0; | |
2394 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
2395 | if (coding.type == coding_type_iso2022) |
2396 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
35bc5887 KH |
2397 | /* We suppress producing escape sequences for composition. */ |
2398 | coding.composing = COMPOSITION_DISABLED; | |
96db09e4 KH |
2399 | bufsize = encoding_buffer_size (&coding, bytes); |
2400 | buf = (unsigned char *) xmalloc (bufsize); | |
2401 | encode_coding (&coding, str, buf, bytes, bufsize); | |
2402 | *text_bytes = coding.produced; | |
d60660d6 | 2403 | *stringp = (charset_info == 1 || !EQ (coding_system, Qcompound_text)); |
96db09e4 KH |
2404 | return buf; |
2405 | } | |
2406 | ||
2407 | \f | |
75f9d625 | 2408 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2409 | x_id_name. |
2410 | ||
2411 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2412 | name; if NAME is a string, set F's name to NAME and set |
2413 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2414 | |
2415 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2416 | suggesting a new name, which lisp code should override; if | |
2417 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2418 | ||
2419 | void | |
2420 | x_set_name (f, name, explicit) | |
2421 | struct frame *f; | |
2422 | Lisp_Object name; | |
2423 | int explicit; | |
2424 | { | |
2425 | /* Make sure that requests from lisp code override requests from | |
2426 | Emacs redisplay code. */ | |
2427 | if (explicit) | |
2428 | { | |
2429 | /* If we're switching from explicit to implicit, we had better | |
2430 | update the mode lines and thereby update the title. */ | |
2431 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2432 | update_mode_lines = 1; |
f945b920 JB |
2433 | |
2434 | f->explicit_name = ! NILP (name); | |
2435 | } | |
2436 | else if (f->explicit_name) | |
2437 | return; | |
2438 | ||
2439 | /* If NAME is nil, set the name to the x_id_name. */ | |
2440 | if (NILP (name)) | |
f10f0b79 RS |
2441 | { |
2442 | /* Check for no change needed in this very common case | |
2443 | before we do any consing. */ | |
08a90d6a RS |
2444 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2445 | XSTRING (f->name)->data)) | |
f10f0b79 | 2446 | return; |
08a90d6a | 2447 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2448 | } |
62265f1c | 2449 | else |
b7826503 | 2450 | CHECK_STRING (name); |
01f1ba30 | 2451 | |
f945b920 JB |
2452 | /* Don't change the name if it's already NAME. */ |
2453 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2454 | return; |
2455 | ||
943b580d RS |
2456 | f->name = name; |
2457 | ||
2458 | /* For setting the frame title, the title parameter should override | |
2459 | the name parameter. */ | |
2460 | if (! NILP (f->title)) | |
2461 | name = f->title; | |
2462 | ||
fe24a618 | 2463 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2464 | { |
01f1ba30 | 2465 | BLOCK_INPUT; |
fe24a618 JB |
2466 | #ifdef HAVE_X11R4 |
2467 | { | |
80534dd6 | 2468 | XTextProperty text, icon; |
d60660d6 | 2469 | int bytes, stringp; |
11270583 | 2470 | Lisp_Object coding_system; |
80534dd6 | 2471 | |
11270583 KH |
2472 | coding_system = Vlocale_coding_system; |
2473 | if (NILP (coding_system)) | |
2474 | coding_system = Qcompound_text; | |
37323f34 | 2475 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 2476 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2477 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 2478 | text.format = 8; |
96db09e4 | 2479 | text.nitems = bytes; |
80534dd6 | 2480 | |
96db09e4 KH |
2481 | if (NILP (f->icon_name)) |
2482 | { | |
2483 | icon = text; | |
2484 | } | |
2485 | else | |
2486 | { | |
37323f34 | 2487 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
2488 | &bytes, &stringp); |
2489 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2490 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2491 | icon.format = 8; | |
2492 | icon.nitems = bytes; | |
2493 | } | |
9ef48a9d | 2494 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2495 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2496 | XtWindow (f->output_data.x->widget), &text); |
2497 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2498 | &icon); |
9ef48a9d | 2499 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2500 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2501 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2502 | #endif /* not USE_X_TOOLKIT */ |
96db09e4 KH |
2503 | if (!NILP (f->icon_name) |
2504 | && icon.value != XSTRING (f->icon_name)->data) | |
2505 | xfree (icon.value); | |
2506 | if (text.value != XSTRING (name)->data) | |
2507 | xfree (text.value); | |
fe24a618 | 2508 | } |
9ef48a9d | 2509 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2510 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2511 | XSTRING (name)->data); |
b9dc4443 | 2512 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2513 | XSTRING (name)->data); |
9ef48a9d | 2514 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2515 | UNBLOCK_INPUT; |
2516 | } | |
f945b920 JB |
2517 | } |
2518 | ||
2519 | /* This function should be called when the user's lisp code has | |
2520 | specified a name for the frame; the name will override any set by the | |
2521 | redisplay code. */ | |
2522 | void | |
2523 | x_explicitly_set_name (f, arg, oldval) | |
2524 | FRAME_PTR f; | |
2525 | Lisp_Object arg, oldval; | |
2526 | { | |
2527 | x_set_name (f, arg, 1); | |
2528 | } | |
2529 | ||
2530 | /* This function should be called by Emacs redisplay code to set the | |
2531 | name; names set this way will never override names set by the user's | |
2532 | lisp code. */ | |
25250031 | 2533 | void |
f945b920 JB |
2534 | x_implicitly_set_name (f, arg, oldval) |
2535 | FRAME_PTR f; | |
2536 | Lisp_Object arg, oldval; | |
2537 | { | |
2538 | x_set_name (f, arg, 0); | |
01f1ba30 | 2539 | } |
943b580d RS |
2540 | \f |
2541 | /* Change the title of frame F to NAME. | |
2542 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2543 | |
943b580d RS |
2544 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2545 | name; if NAME is a string, set F's name to NAME and set | |
2546 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2547 | ||
2548 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2549 | suggesting a new name, which lisp code should override; if | |
2550 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2551 | ||
2552 | void | |
d62c8769 | 2553 | x_set_title (f, name, old_name) |
943b580d | 2554 | struct frame *f; |
d62c8769 | 2555 | Lisp_Object name, old_name; |
943b580d RS |
2556 | { |
2557 | /* Don't change the title if it's already NAME. */ | |
2558 | if (EQ (name, f->title)) | |
2559 | return; | |
2560 | ||
2561 | update_mode_lines = 1; | |
2562 | ||
2563 | f->title = name; | |
2564 | ||
2565 | if (NILP (name)) | |
2566 | name = f->name; | |
beb403b3 | 2567 | else |
b7826503 | 2568 | CHECK_STRING (name); |
943b580d RS |
2569 | |
2570 | if (FRAME_X_WINDOW (f)) | |
2571 | { | |
2572 | BLOCK_INPUT; | |
2573 | #ifdef HAVE_X11R4 | |
2574 | { | |
2575 | XTextProperty text, icon; | |
d60660d6 | 2576 | int bytes, stringp; |
11270583 | 2577 | Lisp_Object coding_system; |
943b580d | 2578 | |
11270583 KH |
2579 | coding_system = Vlocale_coding_system; |
2580 | if (NILP (coding_system)) | |
2581 | coding_system = Qcompound_text; | |
37323f34 | 2582 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 2583 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2584 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
943b580d | 2585 | text.format = 8; |
96db09e4 | 2586 | text.nitems = bytes; |
943b580d | 2587 | |
96db09e4 KH |
2588 | if (NILP (f->icon_name)) |
2589 | { | |
2590 | icon = text; | |
2591 | } | |
2592 | else | |
2593 | { | |
37323f34 | 2594 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
2595 | &bytes, &stringp); |
2596 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2597 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2598 | icon.format = 8; | |
2599 | icon.nitems = bytes; | |
2600 | } | |
943b580d RS |
2601 | #ifdef USE_X_TOOLKIT |
2602 | XSetWMName (FRAME_X_DISPLAY (f), | |
2603 | XtWindow (f->output_data.x->widget), &text); | |
2604 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2605 | &icon); | |
2606 | #else /* not USE_X_TOOLKIT */ | |
2607 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2608 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2609 | #endif /* not USE_X_TOOLKIT */ | |
96db09e4 KH |
2610 | if (!NILP (f->icon_name) |
2611 | && icon.value != XSTRING (f->icon_name)->data) | |
2612 | xfree (icon.value); | |
2613 | if (text.value != XSTRING (name)->data) | |
2614 | xfree (text.value); | |
943b580d RS |
2615 | } |
2616 | #else /* not HAVE_X11R4 */ | |
2617 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2618 | XSTRING (name)->data); | |
2619 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2620 | XSTRING (name)->data); | |
2621 | #endif /* not HAVE_X11R4 */ | |
2622 | UNBLOCK_INPUT; | |
2623 | } | |
2624 | } | |
2625 | \f | |
01f1ba30 | 2626 | void |
f676886a JB |
2627 | x_set_autoraise (f, arg, oldval) |
2628 | struct frame *f; | |
01f1ba30 JB |
2629 | Lisp_Object arg, oldval; |
2630 | { | |
f676886a | 2631 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2632 | } |
2633 | ||
2634 | void | |
f676886a JB |
2635 | x_set_autolower (f, arg, oldval) |
2636 | struct frame *f; | |
01f1ba30 JB |
2637 | Lisp_Object arg, oldval; |
2638 | { | |
f676886a | 2639 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2640 | } |
179956b9 | 2641 | |
eac358ef KH |
2642 | void |
2643 | x_set_unsplittable (f, arg, oldval) | |
2644 | struct frame *f; | |
2645 | Lisp_Object arg, oldval; | |
2646 | { | |
2647 | f->no_split = !NILP (arg); | |
2648 | } | |
2649 | ||
179956b9 | 2650 | void |
a3c87d4e | 2651 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2652 | struct frame *f; |
2653 | Lisp_Object arg, oldval; | |
2654 | { | |
1ab3d87e RS |
2655 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2656 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2657 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2658 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2659 | { |
1ab3d87e RS |
2660 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2661 | = (NILP (arg) | |
2662 | ? vertical_scroll_bar_none | |
2663 | : EQ (Qright, arg) | |
2664 | ? vertical_scroll_bar_right | |
2665 | : vertical_scroll_bar_left); | |
179956b9 | 2666 | |
cf177271 JB |
2667 | /* We set this parameter before creating the X window for the |
2668 | frame, so we can get the geometry right from the start. | |
2669 | However, if the window hasn't been created yet, we shouldn't | |
2670 | call x_set_window_size. */ | |
2671 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2672 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2673 | do_pending_window_change (0); |
179956b9 JB |
2674 | } |
2675 | } | |
4701395c KH |
2676 | |
2677 | void | |
2678 | x_set_scroll_bar_width (f, arg, oldval) | |
2679 | struct frame *f; | |
2680 | Lisp_Object arg, oldval; | |
2681 | { | |
a672c74d RS |
2682 | int wid = FONT_WIDTH (f->output_data.x->font); |
2683 | ||
dff9a538 KH |
2684 | if (NILP (arg)) |
2685 | { | |
c6e9d03b GM |
2686 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2687 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2688 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2689 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2690 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2691 | #else | |
2692 | /* Make the actual width at least 14 pixels and a multiple of a | |
2693 | character width. */ | |
a672c74d | 2694 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2695 | |
2696 | /* Use all of that space (aside from required margins) for the | |
2697 | scroll bar. */ | |
dff9a538 | 2698 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2699 | #endif |
a672c74d | 2700 | |
a90ab372 RS |
2701 | if (FRAME_X_WINDOW (f)) |
2702 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2703 | do_pending_window_change (0); |
dff9a538 KH |
2704 | } |
2705 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2706 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2707 | { |
09d8c7ac RS |
2708 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2709 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2710 | |
4701395c KH |
2711 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2712 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2713 | if (FRAME_X_WINDOW (f)) | |
2714 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2715 | } | |
dca97592 | 2716 | |
8938a4fb | 2717 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2718 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2719 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2720 | } |
333b20bb GM |
2721 | |
2722 | ||
01f1ba30 | 2723 | \f |
f676886a | 2724 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2725 | |
b7975ee4 KH |
2726 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2727 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2728 | ||
d387c960 JB |
2729 | static void |
2730 | validate_x_resource_name () | |
2731 | { | |
333b20bb | 2732 | int len = 0; |
0e78b377 RS |
2733 | /* Number of valid characters in the resource name. */ |
2734 | int good_count = 0; | |
2735 | /* Number of invalid characters in the resource name. */ | |
2736 | int bad_count = 0; | |
2737 | Lisp_Object new; | |
2738 | int i; | |
2739 | ||
498e9ac3 RS |
2740 | if (!STRINGP (Vx_resource_class)) |
2741 | Vx_resource_class = build_string (EMACS_CLASS); | |
2742 | ||
cf204347 RS |
2743 | if (STRINGP (Vx_resource_name)) |
2744 | { | |
cf204347 RS |
2745 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2746 | int i; | |
2747 | ||
fc932ac6 | 2748 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2749 | |
2750 | /* Only letters, digits, - and _ are valid in resource names. | |
2751 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2752 | for (i = 0; i < len; i++) |
2753 | { | |
2754 | int c = p[i]; | |
2755 | if (! ((c >= 'a' && c <= 'z') | |
2756 | || (c >= 'A' && c <= 'Z') | |
2757 | || (c >= '0' && c <= '9') | |
2758 | || c == '-' || c == '_')) | |
0e78b377 RS |
2759 | bad_count++; |
2760 | else | |
2761 | good_count++; | |
cf204347 RS |
2762 | } |
2763 | } | |
2764 | else | |
0e78b377 RS |
2765 | /* Not a string => completely invalid. */ |
2766 | bad_count = 5, good_count = 0; | |
2767 | ||
2768 | /* If name is valid already, return. */ | |
2769 | if (bad_count == 0) | |
2770 | return; | |
2771 | ||
2772 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2773 | if (good_count == 0 | |
2774 | || (good_count == 1 && bad_count > 0)) | |
2775 | { | |
b7975ee4 | 2776 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2777 | return; |
2778 | } | |
2779 | ||
2780 | /* Name is partly valid. Copy it and replace the invalid characters | |
2781 | with underscores. */ | |
2782 | ||
2783 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2784 | ||
2785 | for (i = 0; i < len; i++) | |
2786 | { | |
2787 | int c = XSTRING (new)->data[i]; | |
2788 | if (! ((c >= 'a' && c <= 'z') | |
2789 | || (c >= 'A' && c <= 'Z') | |
2790 | || (c >= '0' && c <= '9') | |
2791 | || c == '-' || c == '_')) | |
2792 | XSTRING (new)->data[i] = '_'; | |
2793 | } | |
d387c960 JB |
2794 | } |
2795 | ||
2796 | ||
01f1ba30 | 2797 | extern char *x_get_string_resource (); |
01f1ba30 | 2798 | |
cf177271 | 2799 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
03265352 | 2800 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
c061c855 GM |
2801 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the |
2802 | class, where INSTANCE is the name under which Emacs was invoked, or | |
2803 | the name specified by the `-name' or `-rn' command-line arguments. | |
2804 | ||
2805 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
2806 | class, respectively. You must specify both of them or neither. | |
2807 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
7ee72033 MB |
2808 | and the class is `Emacs.CLASS.SUBCLASS'. */) |
2809 | (attribute, class, component, subclass) | |
cf177271 | 2810 | Lisp_Object attribute, class, component, subclass; |
01f1ba30 JB |
2811 | { |
2812 | register char *value; | |
2813 | char *name_key; | |
2814 | char *class_key; | |
2815 | ||
11ae94fe RS |
2816 | check_x (); |
2817 | ||
b7826503 PJ |
2818 | CHECK_STRING (attribute); |
2819 | CHECK_STRING (class); | |
cf177271 | 2820 | |
8fabe6f4 | 2821 | if (!NILP (component)) |
b7826503 | 2822 | CHECK_STRING (component); |
8fabe6f4 | 2823 | if (!NILP (subclass)) |
b7826503 | 2824 | CHECK_STRING (subclass); |
8fabe6f4 RS |
2825 | if (NILP (component) != NILP (subclass)) |
2826 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2827 | ||
d387c960 JB |
2828 | validate_x_resource_name (); |
2829 | ||
b7975ee4 KH |
2830 | /* Allocate space for the components, the dots which separate them, |
2831 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2832 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2833 | + (STRINGP (component) |
fc932ac6 RS |
2834 | ? STRING_BYTES (XSTRING (component)) : 0) |
2835 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2836 | + 3); |
2837 | ||
fc932ac6 RS |
2838 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2839 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2840 | + (STRINGP (subclass) |
fc932ac6 | 2841 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2842 | + 3); |
2843 | ||
2844 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2845 | and with `Emacs' for the class key (the general one). */ | |
2846 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2847 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2848 | |
2849 | strcat (class_key, "."); | |
2850 | strcat (class_key, XSTRING (class)->data); | |
2851 | ||
2852 | if (!NILP (component)) | |
01f1ba30 | 2853 | { |
b7975ee4 KH |
2854 | strcat (class_key, "."); |
2855 | strcat (class_key, XSTRING (subclass)->data); | |
2856 | ||
2857 | strcat (name_key, "."); | |
2858 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2859 | } |
2860 | ||
b7975ee4 KH |
2861 | strcat (name_key, "."); |
2862 | strcat (name_key, XSTRING (attribute)->data); | |
2863 | ||
b9dc4443 RS |
2864 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2865 | name_key, class_key); | |
01f1ba30 JB |
2866 | |
2867 | if (value != (char *) 0) | |
2868 | return build_string (value); | |
2869 | else | |
2870 | return Qnil; | |
2871 | } | |
2872 | ||
abb4b7ec RS |
2873 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2874 | ||
333b20bb | 2875 | Lisp_Object |
abb4b7ec RS |
2876 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2877 | struct x_display_info *dpyinfo; | |
2878 | Lisp_Object attribute, class, component, subclass; | |
2879 | { | |
2880 | register char *value; | |
2881 | char *name_key; | |
2882 | char *class_key; | |
2883 | ||
b7826503 PJ |
2884 | CHECK_STRING (attribute); |
2885 | CHECK_STRING (class); | |
abb4b7ec RS |
2886 | |
2887 | if (!NILP (component)) | |
b7826503 | 2888 | CHECK_STRING (component); |
abb4b7ec | 2889 | if (!NILP (subclass)) |
b7826503 | 2890 | CHECK_STRING (subclass); |
abb4b7ec RS |
2891 | if (NILP (component) != NILP (subclass)) |
2892 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2893 | ||
2894 | validate_x_resource_name (); | |
2895 | ||
2896 | /* Allocate space for the components, the dots which separate them, | |
2897 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2898 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2899 | + (STRINGP (component) |
fc932ac6 RS |
2900 | ? STRING_BYTES (XSTRING (component)) : 0) |
2901 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2902 | + 3); |
2903 | ||
fc932ac6 RS |
2904 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2905 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2906 | + (STRINGP (subclass) |
fc932ac6 | 2907 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2908 | + 3); |
2909 | ||
2910 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2911 | and with `Emacs' for the class key (the general one). */ | |
2912 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2913 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2914 | ||
2915 | strcat (class_key, "."); | |
2916 | strcat (class_key, XSTRING (class)->data); | |
2917 | ||
2918 | if (!NILP (component)) | |
2919 | { | |
2920 | strcat (class_key, "."); | |
2921 | strcat (class_key, XSTRING (subclass)->data); | |
2922 | ||
2923 | strcat (name_key, "."); | |
2924 | strcat (name_key, XSTRING (component)->data); | |
2925 | } | |
2926 | ||
2927 | strcat (name_key, "."); | |
2928 | strcat (name_key, XSTRING (attribute)->data); | |
2929 | ||
2930 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2931 | ||
2932 | if (value != (char *) 0) | |
2933 | return build_string (value); | |
2934 | else | |
2935 | return Qnil; | |
2936 | } | |
2937 | ||
3402e1a4 RS |
2938 | /* Used when C code wants a resource value. */ |
2939 | ||
2940 | char * | |
2941 | x_get_resource_string (attribute, class) | |
2942 | char *attribute, *class; | |
2943 | { | |
3402e1a4 RS |
2944 | char *name_key; |
2945 | char *class_key; | |
0fe92f72 | 2946 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2947 | |
2948 | /* Allocate space for the components, the dots which separate them, | |
2949 | and the final '\0'. */ | |
fc932ac6 | 2950 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2951 | + strlen (attribute) + 2); |
2952 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2953 | + strlen (class) + 2); | |
2954 | ||
2955 | sprintf (name_key, "%s.%s", | |
2956 | XSTRING (Vinvocation_name)->data, | |
2957 | attribute); | |
2958 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2959 | ||
0fe92f72 | 2960 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2961 | name_key, class_key); |
3402e1a4 RS |
2962 | } |
2963 | ||
60fb3ee1 JB |
2964 | /* Types we might convert a resource string into. */ |
2965 | enum resource_types | |
333b20bb GM |
2966 | { |
2967 | RES_TYPE_NUMBER, | |
d62c8769 | 2968 | RES_TYPE_FLOAT, |
333b20bb GM |
2969 | RES_TYPE_BOOLEAN, |
2970 | RES_TYPE_STRING, | |
2971 | RES_TYPE_SYMBOL | |
2972 | }; | |
60fb3ee1 | 2973 | |
01f1ba30 | 2974 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2975 | |
f676886a | 2976 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2977 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2978 | |
2979 | Convert the resource to the type specified by desired_type. | |
2980 | ||
f9942c9e JB |
2981 | If no default is specified, return Qunbound. If you call |
2982 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2983 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2984 | |
2985 | static Lisp_Object | |
abb4b7ec RS |
2986 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2987 | struct x_display_info *dpyinfo; | |
3c254570 | 2988 | Lisp_Object alist, param; |
60fb3ee1 | 2989 | char *attribute; |
cf177271 | 2990 | char *class; |
60fb3ee1 | 2991 | enum resource_types type; |
01f1ba30 JB |
2992 | { |
2993 | register Lisp_Object tem; | |
2994 | ||
2995 | tem = Fassq (param, alist); | |
2996 | if (EQ (tem, Qnil)) | |
f676886a | 2997 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 2998 | if (EQ (tem, Qnil)) |
01f1ba30 | 2999 | { |
60fb3ee1 | 3000 | |
f9942c9e | 3001 | if (attribute) |
60fb3ee1 | 3002 | { |
abb4b7ec RS |
3003 | tem = display_x_get_resource (dpyinfo, |
3004 | build_string (attribute), | |
3005 | build_string (class), | |
3006 | Qnil, Qnil); | |
f9942c9e JB |
3007 | |
3008 | if (NILP (tem)) | |
3009 | return Qunbound; | |
3010 | ||
3011 | switch (type) | |
3012 | { | |
333b20bb | 3013 | case RES_TYPE_NUMBER: |
f9942c9e JB |
3014 | return make_number (atoi (XSTRING (tem)->data)); |
3015 | ||
d62c8769 GM |
3016 | case RES_TYPE_FLOAT: |
3017 | return make_float (atof (XSTRING (tem)->data)); | |
3018 | ||
333b20bb | 3019 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
3020 | tem = Fdowncase (tem); |
3021 | if (!strcmp (XSTRING (tem)->data, "on") | |
3022 | || !strcmp (XSTRING (tem)->data, "true")) | |
3023 | return Qt; | |
3024 | else | |
3025 | return Qnil; | |
3026 | ||
333b20bb | 3027 | case RES_TYPE_STRING: |
f9942c9e JB |
3028 | return tem; |
3029 | ||
333b20bb | 3030 | case RES_TYPE_SYMBOL: |
49795535 JB |
3031 | /* As a special case, we map the values `true' and `on' |
3032 | to Qt, and `false' and `off' to Qnil. */ | |
3033 | { | |
98381190 KH |
3034 | Lisp_Object lower; |
3035 | lower = Fdowncase (tem); | |
26ae6b61 KH |
3036 | if (!strcmp (XSTRING (lower)->data, "on") |
3037 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 3038 | return Qt; |
26ae6b61 KH |
3039 | else if (!strcmp (XSTRING (lower)->data, "off") |
3040 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
3041 | return Qnil; |
3042 | else | |
89032215 | 3043 | return Fintern (tem, Qnil); |
49795535 | 3044 | } |
f945b920 | 3045 | |
f9942c9e JB |
3046 | default: |
3047 | abort (); | |
3048 | } | |
60fb3ee1 | 3049 | } |
f9942c9e JB |
3050 | else |
3051 | return Qunbound; | |
01f1ba30 JB |
3052 | } |
3053 | return Fcdr (tem); | |
3054 | } | |
3055 | ||
e4f79258 RS |
3056 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
3057 | ||
3058 | static Lisp_Object | |
3059 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
3060 | struct frame *f; | |
3061 | Lisp_Object alist, param; | |
3062 | char *attribute; | |
3063 | char *class; | |
3064 | enum resource_types type; | |
3065 | { | |
3066 | Lisp_Object value; | |
3067 | ||
abb4b7ec RS |
3068 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
3069 | attribute, class, type); | |
e4f79258 RS |
3070 | if (! NILP (value)) |
3071 | store_frame_param (f, param, value); | |
3072 | ||
3073 | return value; | |
3074 | } | |
3075 | ||
f676886a | 3076 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
3077 | of the parameter named PROP (a Lisp symbol). |
3078 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 3079 | on the frame named NAME. |
01f1ba30 JB |
3080 | If that is not found either, use the value DEFLT. */ |
3081 | ||
3082 | static Lisp_Object | |
cf177271 | 3083 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 3084 | struct frame *f; |
01f1ba30 | 3085 | Lisp_Object alist; |
f9942c9e | 3086 | Lisp_Object prop; |
01f1ba30 JB |
3087 | Lisp_Object deflt; |
3088 | char *xprop; | |
cf177271 | 3089 | char *xclass; |
60fb3ee1 | 3090 | enum resource_types type; |
01f1ba30 | 3091 | { |
01f1ba30 JB |
3092 | Lisp_Object tem; |
3093 | ||
abb4b7ec | 3094 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 3095 | if (EQ (tem, Qunbound)) |
01f1ba30 | 3096 | tem = deflt; |
f9942c9e | 3097 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
3098 | return tem; |
3099 | } | |
333b20bb GM |
3100 | |
3101 | ||
3102 | /* Record in frame F the specified or default value according to ALIST | |
3103 | of the parameter named PROP (a Lisp symbol). If no value is | |
3104 | specified for PROP, look for an X default for XPROP on the frame | |
3105 | named NAME. If that is not found either, use the value DEFLT. */ | |
3106 | ||
3107 | static Lisp_Object | |
3108 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
3109 | foreground_p) | |
3110 | struct frame *f; | |
3111 | Lisp_Object alist; | |
3112 | Lisp_Object prop; | |
3113 | char *xprop; | |
3114 | char *xclass; | |
3115 | int foreground_p; | |
3116 | { | |
3117 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
3118 | Lisp_Object tem; | |
3119 | ||
3120 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
3121 | if (EQ (tem, Qunbound)) | |
3122 | { | |
3123 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
3124 | ||
3125 | /* See if an X resource for the scroll bar color has been | |
3126 | specified. */ | |
3127 | tem = display_x_get_resource (dpyinfo, | |
3128 | build_string (foreground_p | |
3129 | ? "foreground" | |
3130 | : "background"), | |
c0ec53ad | 3131 | empty_string, |
333b20bb | 3132 | build_string ("verticalScrollBar"), |
c0ec53ad | 3133 | empty_string); |
333b20bb GM |
3134 | if (!STRINGP (tem)) |
3135 | { | |
3136 | /* If nothing has been specified, scroll bars will use a | |
3137 | toolkit-dependent default. Because these defaults are | |
3138 | difficult to get at without actually creating a scroll | |
3139 | bar, use nil to indicate that no color has been | |
3140 | specified. */ | |
3141 | tem = Qnil; | |
3142 | } | |
3143 | ||
3144 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
3145 | ||
3146 | tem = Qnil; | |
3147 | ||
3148 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
3149 | } | |
3150 | ||
3151 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3152 | return tem; | |
3153 | } | |
3154 | ||
3155 | ||
01f1ba30 | 3156 | \f |
8af1d7ca | 3157 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
7ee72033 | 3158 | doc: /* Parse an X-style geometry string STRING. |
c061c855 GM |
3159 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). |
3160 | The properties returned may include `top', `left', `height', and `width'. | |
3161 | The value of `left' or `top' may be an integer, | |
3162 | or a list (+ N) meaning N pixels relative to top/left corner, | |
7ee72033 MB |
3163 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) |
3164 | (string) | |
a6605e5c | 3165 | Lisp_Object string; |
01f1ba30 JB |
3166 | { |
3167 | int geometry, x, y; | |
3168 | unsigned int width, height; | |
f83f10ba | 3169 | Lisp_Object result; |
01f1ba30 | 3170 | |
b7826503 | 3171 | CHECK_STRING (string); |
01f1ba30 JB |
3172 | |
3173 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3174 | &x, &y, &width, &height); | |
3175 | ||
f83f10ba RS |
3176 | #if 0 |
3177 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
3178 | error ("Must specify both x and y position, or neither"); | |
3179 | #endif | |
3180 | ||
3181 | result = Qnil; | |
3182 | if (geometry & XValue) | |
01f1ba30 | 3183 | { |
f83f10ba RS |
3184 | Lisp_Object element; |
3185 | ||
e1d962d7 RS |
3186 | if (x >= 0 && (geometry & XNegative)) |
3187 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3188 | else if (x < 0 && ! (geometry & XNegative)) | |
3189 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
3190 | else |
3191 | element = Fcons (Qleft, make_number (x)); | |
3192 | result = Fcons (element, result); | |
3193 | } | |
3194 | ||
3195 | if (geometry & YValue) | |
3196 | { | |
3197 | Lisp_Object element; | |
3198 | ||
e1d962d7 RS |
3199 | if (y >= 0 && (geometry & YNegative)) |
3200 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3201 | else if (y < 0 && ! (geometry & YNegative)) | |
3202 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
3203 | else |
3204 | element = Fcons (Qtop, make_number (y)); | |
3205 | result = Fcons (element, result); | |
01f1ba30 | 3206 | } |
f83f10ba RS |
3207 | |
3208 | if (geometry & WidthValue) | |
3209 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3210 | if (geometry & HeightValue) | |
3211 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3212 | ||
3213 | return result; | |
01f1ba30 JB |
3214 | } |
3215 | ||
01f1ba30 | 3216 | /* Calculate the desired size and position of this window, |
f83f10ba | 3217 | and return the flags saying which aspects were specified. |
8fc2766b RS |
3218 | |
3219 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
3220 | |
3221 | #define DEFAULT_ROWS 40 | |
3222 | #define DEFAULT_COLS 80 | |
3223 | ||
f9942c9e | 3224 | static int |
f676886a JB |
3225 | x_figure_window_size (f, parms) |
3226 | struct frame *f; | |
01f1ba30 JB |
3227 | Lisp_Object parms; |
3228 | { | |
4fe1de12 | 3229 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 3230 | long window_prompting = 0; |
abb4b7ec | 3231 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3232 | |
3233 | /* Default values if we fall through. | |
3234 | Actually, if that happens we should get | |
b9dc4443 | 3235 | window manager prompting. */ |
1ab3d87e | 3236 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 3237 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
3238 | /* Window managers expect that if program-specified |
3239 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
3240 | f->output_data.x->top_pos = 0; |
3241 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 3242 | |
333b20bb GM |
3243 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3244 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3245 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3246 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3247 | { |
f83f10ba RS |
3248 | if (!EQ (tem0, Qunbound)) |
3249 | { | |
b7826503 | 3250 | CHECK_NUMBER (tem0); |
f83f10ba RS |
3251 | f->height = XINT (tem0); |
3252 | } | |
3253 | if (!EQ (tem1, Qunbound)) | |
3254 | { | |
b7826503 | 3255 | CHECK_NUMBER (tem1); |
1ab3d87e | 3256 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
3257 | } |
3258 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
3259 | window_prompting |= USSize; |
3260 | else | |
3261 | window_prompting |= PSize; | |
01f1ba30 | 3262 | } |
01f1ba30 | 3263 | |
7556890b | 3264 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
3265 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3266 | ? 0 | |
7556890b | 3267 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
b3ba0aa8 KS |
3268 | |
3269 | x_compute_fringe_widths (f, 0); | |
3270 | ||
7556890b RS |
3271 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3272 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 3273 | |
333b20bb GM |
3274 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3275 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3276 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3277 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3278 | { |
f83f10ba RS |
3279 | if (EQ (tem0, Qminus)) |
3280 | { | |
7556890b | 3281 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3282 | window_prompting |= YNegative; |
3283 | } | |
8e713be6 KR |
3284 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3285 | && CONSP (XCDR (tem0)) | |
3286 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3287 | { |
8e713be6 | 3288 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
3289 | window_prompting |= YNegative; |
3290 | } | |
8e713be6 KR |
3291 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3292 | && CONSP (XCDR (tem0)) | |
3293 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3294 | { |
8e713be6 | 3295 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 3296 | } |
f83f10ba | 3297 | else if (EQ (tem0, Qunbound)) |
7556890b | 3298 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3299 | else |
3300 | { | |
b7826503 | 3301 | CHECK_NUMBER (tem0); |
7556890b RS |
3302 | f->output_data.x->top_pos = XINT (tem0); |
3303 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
3304 | window_prompting |= YNegative; |
3305 | } | |
3306 | ||
3307 | if (EQ (tem1, Qminus)) | |
3308 | { | |
7556890b | 3309 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3310 | window_prompting |= XNegative; |
3311 | } | |
8e713be6 KR |
3312 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3313 | && CONSP (XCDR (tem1)) | |
3314 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3315 | { |
8e713be6 | 3316 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
3317 | window_prompting |= XNegative; |
3318 | } | |
8e713be6 KR |
3319 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3320 | && CONSP (XCDR (tem1)) | |
3321 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3322 | { |
8e713be6 | 3323 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 3324 | } |
f83f10ba | 3325 | else if (EQ (tem1, Qunbound)) |
7556890b | 3326 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3327 | else |
3328 | { | |
b7826503 | 3329 | CHECK_NUMBER (tem1); |
7556890b RS |
3330 | f->output_data.x->left_pos = XINT (tem1); |
3331 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
3332 | window_prompting |= XNegative; |
3333 | } | |
3334 | ||
c3724dc2 | 3335 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
3336 | window_prompting |= USPosition; |
3337 | else | |
3338 | window_prompting |= PPosition; | |
01f1ba30 | 3339 | } |
f83f10ba | 3340 | |
49d41073 EZ |
3341 | if (f->output_data.x->want_fullscreen != FULLSCREEN_NONE) |
3342 | { | |
3343 | int left, top; | |
3344 | int width, height; | |
3345 | ||
3346 | /* It takes both for some WM:s to place it where we want */ | |
3347 | window_prompting = USPosition | PPosition; | |
3348 | x_fullscreen_adjust (f, &width, &height, &top, &left); | |
3349 | f->width = width; | |
3350 | f->height = height; | |
3351 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); | |
3352 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
3353 | f->output_data.x->left_pos = left; | |
3354 | f->output_data.x->top_pos = top; | |
3355 | } | |
3356 | ||
739f2f53 | 3357 | return window_prompting; |
01f1ba30 JB |
3358 | } |
3359 | ||
f58534a3 RS |
3360 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
3361 | ||
3362 | Status | |
3363 | XSetWMProtocols (dpy, w, protocols, count) | |
3364 | Display *dpy; | |
3365 | Window w; | |
3366 | Atom *protocols; | |
3367 | int count; | |
3368 | { | |
3369 | Atom prop; | |
3370 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
3371 | if (prop == None) return False; | |
3372 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
3373 | (unsigned char *) protocols, count); | |
3374 | return True; | |
3375 | } | |
9ef48a9d RS |
3376 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
3377 | \f | |
3378 | #ifdef USE_X_TOOLKIT | |
3379 | ||
8e3d10a9 RS |
3380 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3381 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3382 | already be present because of the toolkit (Motif adds some of them, |
3383 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3384 | |
3385 | static void | |
b9dc4443 RS |
3386 | hack_wm_protocols (f, widget) |
3387 | FRAME_PTR f; | |
9ef48a9d RS |
3388 | Widget widget; |
3389 | { | |
3390 | Display *dpy = XtDisplay (widget); | |
3391 | Window w = XtWindow (widget); | |
3392 | int need_delete = 1; | |
3393 | int need_focus = 1; | |
59aa6c90 | 3394 | int need_save = 1; |
9ef48a9d RS |
3395 | |
3396 | BLOCK_INPUT; | |
3397 | { | |
3398 | Atom type, *atoms = 0; | |
3399 | int format = 0; | |
3400 | unsigned long nitems = 0; | |
3401 | unsigned long bytes_after; | |
3402 | ||
270958e8 KH |
3403 | if ((XGetWindowProperty (dpy, w, |
3404 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3405 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3406 | &type, &format, &nitems, &bytes_after, |
3407 | (unsigned char **) &atoms) | |
3408 | == Success) | |
9ef48a9d RS |
3409 | && format == 32 && type == XA_ATOM) |
3410 | while (nitems > 0) | |
3411 | { | |
3412 | nitems--; | |
b9dc4443 RS |
3413 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3414 | need_delete = 0; | |
3415 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3416 | need_focus = 0; | |
3417 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3418 | need_save = 0; | |
9ef48a9d RS |
3419 | } |
3420 | if (atoms) XFree ((char *) atoms); | |
3421 | } | |
3422 | { | |
3423 | Atom props [10]; | |
3424 | int count = 0; | |
b9dc4443 RS |
3425 | if (need_delete) |
3426 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3427 | if (need_focus) | |
3428 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3429 | if (need_save) | |
3430 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3431 | if (count) |
b9dc4443 RS |
3432 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3433 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3434 | (unsigned char *) props, count); |
3435 | } | |
3436 | UNBLOCK_INPUT; | |
3437 | } | |
3438 | #endif | |
86779fac GM |
3439 | |
3440 | ||
5a7df7d7 GM |
3441 | \f |
3442 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3443 | |
5a7df7d7 GM |
3444 | #ifdef HAVE_X_I18N |
3445 | ||
3446 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3447 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3448 | ||
3449 | ||
3450 | /* Supported XIM styles, ordered by preferenc. */ | |
3451 | ||
3452 | static XIMStyle supported_xim_styles[] = | |
3453 | { | |
3454 | XIMPreeditPosition | XIMStatusArea, | |
3455 | XIMPreeditPosition | XIMStatusNothing, | |
3456 | XIMPreeditPosition | XIMStatusNone, | |
3457 | XIMPreeditNothing | XIMStatusArea, | |
3458 | XIMPreeditNothing | XIMStatusNothing, | |
3459 | XIMPreeditNothing | XIMStatusNone, | |
3460 | XIMPreeditNone | XIMStatusArea, | |
3461 | XIMPreeditNone | XIMStatusNothing, | |
3462 | XIMPreeditNone | XIMStatusNone, | |
3463 | 0, | |
3464 | }; | |
3465 | ||
3466 | ||
3467 | /* Create an X fontset on frame F with base font name | |
3468 | BASE_FONTNAME.. */ | |
3469 | ||
3470 | static XFontSet | |
3471 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3472 | struct frame *f; |
5a7df7d7 | 3473 | char *base_fontname; |
86779fac | 3474 | { |
5a7df7d7 GM |
3475 | XFontSet xfs; |
3476 | char **missing_list; | |
3477 | int missing_count; | |
3478 | char *def_string; | |
86779fac | 3479 | |
5a7df7d7 GM |
3480 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3481 | base_fontname, &missing_list, | |
3482 | &missing_count, &def_string); | |
3483 | if (missing_list) | |
3484 | XFreeStringList (missing_list); | |
3485 | ||
3486 | /* No need to free def_string. */ | |
3487 | return xfs; | |
3488 | } | |
3489 | ||
3490 | ||
3491 | /* Value is the best input style, given user preferences USER (already | |
3492 | checked to be supported by Emacs), and styles supported by the | |
3493 | input method XIM. */ | |
3494 | ||
3495 | static XIMStyle | |
3496 | best_xim_style (user, xim) | |
3497 | XIMStyles *user; | |
3498 | XIMStyles *xim; | |
3499 | { | |
3500 | int i, j; | |
3501 | ||
3502 | for (i = 0; i < user->count_styles; ++i) | |
3503 | for (j = 0; j < xim->count_styles; ++j) | |
3504 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3505 | return user->supported_styles[i]; | |
3506 | ||
3507 | /* Return the default style. */ | |
3508 | return XIMPreeditNothing | XIMStatusNothing; | |
3509 | } | |
3510 | ||
3511 | /* Create XIC for frame F. */ | |
3512 | ||
5df79d3d GM |
3513 | static XIMStyle xic_style; |
3514 | ||
5a7df7d7 GM |
3515 | void |
3516 | create_frame_xic (f) | |
3517 | struct frame *f; | |
3518 | { | |
5a7df7d7 GM |
3519 | XIM xim; |
3520 | XIC xic = NULL; | |
3521 | XFontSet xfs = NULL; | |
86779fac | 3522 | |
5a7df7d7 GM |
3523 | if (FRAME_XIC (f)) |
3524 | return; | |
3525 | ||
3526 | xim = FRAME_X_XIM (f); | |
3527 | if (xim) | |
3528 | { | |
d9d57cb2 DL |
3529 | XRectangle s_area; |
3530 | XPoint spot; | |
5a7df7d7 GM |
3531 | XVaNestedList preedit_attr; |
3532 | XVaNestedList status_attr; | |
3533 | char *base_fontname; | |
3534 | int fontset; | |
3535 | ||
d9d57cb2 DL |
3536 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3537 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3538 | /* Create X fontset. */ |
3539 | fontset = FRAME_FONTSET (f); | |
3540 | if (fontset < 0) | |
3541 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3542 | else | |
3543 | { | |
6ecb43ce KH |
3544 | /* Determine the base fontname from the ASCII font name of |
3545 | FONTSET. */ | |
3546 | char *ascii_font = (char *) XSTRING (fontset_ascii (fontset))->data; | |
3547 | char *p = ascii_font; | |
5a7df7d7 | 3548 | int i; |
6ecb43ce KH |
3549 | |
3550 | for (i = 0; *p; p++) | |
3551 | if (*p == '-') i++; | |
3552 | if (i != 14) | |
3553 | /* As the font name doesn't conform to XLFD, we can't | |
3554 | modify it to get a suitable base fontname for the | |
3555 | frame. */ | |
3556 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3557 | else | |
3558 | { | |
3559 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 3560 | char *p1 = NULL; |
6ecb43ce KH |
3561 | |
3562 | for (i = 0, p = ascii_font; i < 8; p++) | |
3563 | { | |
3564 | if (*p == '-') | |
3565 | { | |
3566 | i++; | |
3567 | if (i == 3) | |
3568 | p1 = p + 1; | |
3569 | } | |
3570 | } | |
3571 | base_fontname = (char *) alloca (len); | |
3572 | bzero (base_fontname, len); | |
3573 | strcpy (base_fontname, "-*-*-"); | |
3574 | bcopy (p1, base_fontname + 5, p - p1); | |
3575 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
3576 | } | |
5a7df7d7 GM |
3577 | } |
3578 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3579 | |
5a7df7d7 GM |
3580 | /* Determine XIC style. */ |
3581 | if (xic_style == 0) | |
3582 | { | |
3583 | XIMStyles supported_list; | |
3584 | supported_list.count_styles = (sizeof supported_xim_styles | |
3585 | / sizeof supported_xim_styles[0]); | |
3586 | supported_list.supported_styles = supported_xim_styles; | |
3587 | xic_style = best_xim_style (&supported_list, | |
3588 | FRAME_X_XIM_STYLES (f)); | |
3589 | } | |
86779fac | 3590 | |
5a7df7d7 GM |
3591 | preedit_attr = XVaCreateNestedList (0, |
3592 | XNFontSet, xfs, | |
3593 | XNForeground, | |
3594 | FRAME_FOREGROUND_PIXEL (f), | |
3595 | XNBackground, | |
3596 | FRAME_BACKGROUND_PIXEL (f), | |
3597 | (xic_style & XIMPreeditPosition | |
3598 | ? XNSpotLocation | |
3599 | : NULL), | |
3600 | &spot, | |
3601 | NULL); | |
3602 | status_attr = XVaCreateNestedList (0, | |
3603 | XNArea, | |
3604 | &s_area, | |
3605 | XNFontSet, | |
3606 | xfs, | |
3607 | XNForeground, | |
3608 | FRAME_FOREGROUND_PIXEL (f), | |
3609 | XNBackground, | |
3610 | FRAME_BACKGROUND_PIXEL (f), | |
3611 | NULL); | |
3612 | ||
3613 | xic = XCreateIC (xim, | |
3614 | XNInputStyle, xic_style, | |
3615 | XNClientWindow, FRAME_X_WINDOW(f), | |
3616 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3617 | XNStatusAttributes, status_attr, | |
3618 | XNPreeditAttributes, preedit_attr, | |
3619 | NULL); | |
3620 | XFree (preedit_attr); | |
3621 | XFree (status_attr); | |
3622 | } | |
3623 | ||
3624 | FRAME_XIC (f) = xic; | |
3625 | FRAME_XIC_STYLE (f) = xic_style; | |
3626 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
3627 | } |
3628 | ||
5a7df7d7 GM |
3629 | |
3630 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3631 | ||
3632 | void | |
3633 | free_frame_xic (f) | |
3634 | struct frame *f; | |
3635 | { | |
3636 | if (FRAME_XIC (f) == NULL) | |
3637 | return; | |
3638 | ||
3639 | XDestroyIC (FRAME_XIC (f)); | |
3640 | if (FRAME_XIC_FONTSET (f)) | |
3641 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3642 | ||
3643 | FRAME_XIC (f) = NULL; | |
3644 | FRAME_XIC_FONTSET (f) = NULL; | |
3645 | } | |
3646 | ||
3647 | ||
3648 | /* Place preedit area for XIC of window W's frame to specified | |
3649 | pixel position X/Y. X and Y are relative to window W. */ | |
3650 | ||
3651 | void | |
3652 | xic_set_preeditarea (w, x, y) | |
3653 | struct window *w; | |
3654 | int x, y; | |
3655 | { | |
3656 | struct frame *f = XFRAME (w->frame); | |
3657 | XVaNestedList attr; | |
3658 | XPoint spot; | |
3659 | ||
3660 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3661 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3662 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3663 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3664 | XFree (attr); | |
3665 | } | |
3666 | ||
3667 | ||
3668 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3669 | ||
3670 | void | |
3671 | xic_set_statusarea (f) | |
3672 | struct frame *f; | |
3673 | { | |
3674 | XIC xic = FRAME_XIC (f); | |
3675 | XVaNestedList attr; | |
3676 | XRectangle area; | |
3677 | XRectangle *needed; | |
3678 | ||
3679 | /* Negotiate geometry of status area. If input method has existing | |
3680 | status area, use its current size. */ | |
3681 | area.x = area.y = area.width = area.height = 0; | |
3682 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3683 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3684 | XFree (attr); | |
3685 | ||
3686 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3687 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3688 | XFree (attr); | |
3689 | ||
3690 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3691 | { | |
3692 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3693 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3694 | XFree (attr); | |
3695 | } | |
3696 | ||
3697 | area.width = needed->width; | |
3698 | area.height = needed->height; | |
3699 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3700 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3701 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3702 | XFree (needed); | |
3703 | ||
3704 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3705 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3706 | XFree (attr); | |
3707 | } | |
3708 | ||
3709 | ||
3710 | /* Set X fontset for XIC of frame F, using base font name | |
3711 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3712 | ||
3713 | void | |
3714 | xic_set_xfontset (f, base_fontname) | |
3715 | struct frame *f; | |
3716 | char *base_fontname; | |
3717 | { | |
3718 | XVaNestedList attr; | |
3719 | XFontSet xfs; | |
3720 | ||
3721 | xfs = xic_create_xfontset (f, base_fontname); | |
3722 | ||
3723 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3724 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3725 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3726 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3727 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3728 | XFree (attr); | |
3729 | ||
3730 | if (FRAME_XIC_FONTSET (f)) | |
3731 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3732 | FRAME_XIC_FONTSET (f) = xfs; | |
3733 | } | |
3734 | ||
3735 | #endif /* HAVE_X_I18N */ | |
3736 | ||
3737 | ||
9ef48a9d | 3738 | \f |
8fc2766b RS |
3739 | #ifdef USE_X_TOOLKIT |
3740 | ||
3741 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3742 | |
01f1ba30 | 3743 | static void |
a7f7d550 FP |
3744 | x_window (f, window_prompting, minibuffer_only) |
3745 | struct frame *f; | |
3746 | long window_prompting; | |
3747 | int minibuffer_only; | |
01f1ba30 | 3748 | { |
9ef48a9d | 3749 | XClassHint class_hints; |
31ac8d8c FP |
3750 | XSetWindowAttributes attributes; |
3751 | unsigned long attribute_mask; | |
9ef48a9d RS |
3752 | Widget shell_widget; |
3753 | Widget pane_widget; | |
6c32dd68 | 3754 | Widget frame_widget; |
9ef48a9d RS |
3755 | Arg al [25]; |
3756 | int ac; | |
3757 | ||
3758 | BLOCK_INPUT; | |
3759 | ||
b7975ee4 KH |
3760 | /* Use the resource name as the top-level widget name |
3761 | for looking up resources. Make a non-Lisp copy | |
3762 | for the window manager, so GC relocation won't bother it. | |
3763 | ||
3764 | Elsewhere we specify the window name for the window manager. */ | |
3765 | ||
cca176a0 | 3766 | { |
b7975ee4 KH |
3767 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3768 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3769 | strcpy (f->namebuf, str); |
3770 | } | |
9ef48a9d RS |
3771 | |
3772 | ac = 0; | |
3773 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3774 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3775 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3776 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
9b2956e2 GM |
3777 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3778 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3779 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 3780 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3781 | applicationShellWidgetClass, |
82c90203 | 3782 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3783 | |
7556890b | 3784 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3785 | /* maybe_set_screen_title_format (shell_widget); */ |
3786 | ||
6c32dd68 PR |
3787 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3788 | (widget_value *) NULL, | |
3789 | shell_widget, False, | |
3790 | (lw_callback) NULL, | |
3791 | (lw_callback) NULL, | |
b6e11efd | 3792 | (lw_callback) NULL, |
6c32dd68 | 3793 | (lw_callback) NULL); |
9ef48a9d | 3794 | |
9b2956e2 GM |
3795 | ac = 0; |
3796 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
3797 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3798 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3799 | XtSetValues (pane_widget, al, ac); | |
7556890b | 3800 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3801 | |
9ef48a9d | 3802 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3803 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3804 | |
3805 | ac = 0; | |
3806 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3807 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3808 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3809 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3810 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
3811 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3812 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3813 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3814 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
3815 | al, ac); | |
9ef48a9d | 3816 | |
7556890b | 3817 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3818 | |
6c32dd68 | 3819 | XtManageChild (frame_widget); |
a7f7d550 FP |
3820 | |
3821 | /* Do some needed geometry management. */ | |
3822 | { | |
3823 | int len; | |
3824 | char *tem, shell_position[32]; | |
3825 | Arg al[2]; | |
3826 | int ac = 0; | |
5031cc10 | 3827 | int extra_borders = 0; |
8fc2766b | 3828 | int menubar_size |
7556890b RS |
3829 | = (f->output_data.x->menubar_widget |
3830 | ? (f->output_data.x->menubar_widget->core.height | |
3831 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3832 | : 0); |
a7f7d550 | 3833 | |
f7008aff RS |
3834 | #if 0 /* Experimentally, we now get the right results |
3835 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3836 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3837 | { | |
dd254b21 | 3838 | Dimension ibw = 0; |
01cbdba5 RS |
3839 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3840 | menubar_size += ibw; | |
3841 | } | |
f7008aff | 3842 | #endif |
01cbdba5 | 3843 | |
7556890b | 3844 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3845 | |
440b0bfd | 3846 | #ifndef USE_LUCID |
5031cc10 KH |
3847 | /* Motif seems to need this amount added to the sizes |
3848 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3849 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3850 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3851 | &extra_borders, NULL); | |
3852 | extra_borders *= 2; | |
3853 | #endif | |
5031cc10 | 3854 | |
97787173 RS |
3855 | /* Convert our geometry parameters into a geometry string |
3856 | and specify it. | |
3857 | Note that we do not specify here whether the position | |
3858 | is a user-specified or program-specified one. | |
3859 | We pass that information later, in x_wm_set_size_hints. */ | |
3860 | { | |
7556890b | 3861 | int left = f->output_data.x->left_pos; |
97787173 | 3862 | int xneg = window_prompting & XNegative; |
7556890b | 3863 | int top = f->output_data.x->top_pos; |
97787173 RS |
3864 | int yneg = window_prompting & YNegative; |
3865 | if (xneg) | |
3866 | left = -left; | |
3867 | if (yneg) | |
3868 | top = -top; | |
c760f47e KH |
3869 | |
3870 | if (window_prompting & USPosition) | |
5031cc10 KH |
3871 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3872 | PIXEL_WIDTH (f) + extra_borders, | |
3873 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3874 | (xneg ? '-' : '+'), left, |
3875 | (yneg ? '-' : '+'), top); | |
3876 | else | |
5031cc10 KH |
3877 | sprintf (shell_position, "=%dx%d", |
3878 | PIXEL_WIDTH (f) + extra_borders, | |
3879 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3880 | } |
3881 | ||
a7f7d550 | 3882 | len = strlen (shell_position) + 1; |
77110caa RS |
3883 | /* We don't free this because we don't know whether |
3884 | it is safe to free it while the frame exists. | |
3885 | It isn't worth the trouble of arranging to free it | |
3886 | when the frame is deleted. */ | |
a7f7d550 FP |
3887 | tem = (char *) xmalloc (len); |
3888 | strncpy (tem, shell_position, len); | |
3889 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3890 | XtSetValues (shell_widget, al, ac); | |
3891 | } | |
3892 | ||
9ef48a9d RS |
3893 | XtManageChild (pane_widget); |
3894 | XtRealizeWidget (shell_widget); | |
3895 | ||
6c32dd68 | 3896 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3897 | |
3898 | validate_x_resource_name (); | |
b7975ee4 | 3899 | |
9ef48a9d | 3900 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3901 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3902 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3903 | |
3904 | #ifdef HAVE_X_I18N | |
3905 | FRAME_XIC (f) = NULL; | |
4bd777b8 | 3906 | #ifdef USE_XIM |
5a7df7d7 | 3907 | create_frame_xic (f); |
4bd777b8 | 3908 | #endif |
5a7df7d7 | 3909 | #endif |
64d16748 | 3910 | |
7556890b RS |
3911 | f->output_data.x->wm_hints.input = True; |
3912 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3913 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3914 | &f->output_data.x->wm_hints); |
b8228beb | 3915 | |
c4ec904f | 3916 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3917 | |
6c32dd68 PR |
3918 | #ifdef HACK_EDITRES |
3919 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3920 | #endif | |
3921 | ||
9ef48a9d | 3922 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3923 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3924 | be initialized to something relevant to the time we created the window. |
3925 | */ | |
6c32dd68 | 3926 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3927 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3928 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3929 | (unsigned char*) NULL, 0); |
3930 | ||
5a7df7d7 | 3931 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3932 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3933 | |
3934 | #ifdef HAVE_X_I18N | |
3935 | if (FRAME_XIC (f)) | |
3936 | { | |
3937 | /* XIM server might require some X events. */ | |
3938 | unsigned long fevent = NoEventMask; | |
3939 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3940 | attributes.event_mask |= fevent; | |
3941 | } | |
3942 | #endif /* HAVE_X_I18N */ | |
3943 | ||
31ac8d8c FP |
3944 | attribute_mask = CWEventMask; |
3945 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3946 | attribute_mask, &attributes); | |
3947 | ||
6c32dd68 | 3948 | XtMapWidget (frame_widget); |
9ef48a9d | 3949 | |
8fc2766b RS |
3950 | /* x_set_name normally ignores requests to set the name if the |
3951 | requested name is the same as the current name. This is the one | |
3952 | place where that assumption isn't correct; f->name is set, but | |
3953 | the X server hasn't been told. */ | |
3954 | { | |
3955 | Lisp_Object name; | |
3956 | int explicit = f->explicit_name; | |
3957 | ||
3958 | f->explicit_name = 0; | |
3959 | name = f->name; | |
3960 | f->name = Qnil; | |
3961 | x_set_name (f, name, explicit); | |
3962 | } | |
3963 | ||
b9dc4443 | 3964 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3965 | f->output_data.x->text_cursor); |
8fc2766b RS |
3966 | |
3967 | UNBLOCK_INPUT; | |
3968 | ||
495fa05e GM |
3969 | /* This is a no-op, except under Motif. Make sure main areas are |
3970 | set to something reasonable, in case we get an error later. */ | |
3971 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3972 | } |
3973 | ||
9ef48a9d RS |
3974 | #else /* not USE_X_TOOLKIT */ |
3975 | ||
8fc2766b RS |
3976 | /* Create and set up the X window for frame F. */ |
3977 | ||
201d8c78 | 3978 | void |
8fc2766b RS |
3979 | x_window (f) |
3980 | struct frame *f; | |
3981 | ||
3982 | { | |
3983 | XClassHint class_hints; | |
3984 | XSetWindowAttributes attributes; | |
3985 | unsigned long attribute_mask; | |
3986 | ||
7556890b RS |
3987 | attributes.background_pixel = f->output_data.x->background_pixel; |
3988 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3989 | attributes.bit_gravity = StaticGravity; |
3990 | attributes.backing_store = NotUseful; | |
3991 | attributes.save_under = True; | |
3992 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
3993 | attributes.colormap = FRAME_X_COLORMAP (f); |
3994 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
3995 | | CWColormap); | |
01f1ba30 JB |
3996 | |
3997 | BLOCK_INPUT; | |
fe24a618 | 3998 | FRAME_X_WINDOW (f) |
b9dc4443 | 3999 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
4000 | f->output_data.x->parent_desc, |
4001 | f->output_data.x->left_pos, | |
4002 | f->output_data.x->top_pos, | |
f676886a | 4003 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 4004 | f->output_data.x->border_width, |
01f1ba30 JB |
4005 | CopyFromParent, /* depth */ |
4006 | InputOutput, /* class */ | |
383d6ffc | 4007 | FRAME_X_VISUAL (f), |
01f1ba30 | 4008 | attribute_mask, &attributes); |
5a7df7d7 GM |
4009 | |
4010 | #ifdef HAVE_X_I18N | |
4bd777b8 | 4011 | #ifdef USE_XIM |
5a7df7d7 GM |
4012 | create_frame_xic (f); |
4013 | if (FRAME_XIC (f)) | |
4014 | { | |
4015 | /* XIM server might require some X events. */ | |
4016 | unsigned long fevent = NoEventMask; | |
4017 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
4018 | attributes.event_mask |= fevent; | |
4019 | attribute_mask = CWEventMask; | |
4020 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4021 | attribute_mask, &attributes); | |
4022 | } | |
4bd777b8 | 4023 | #endif |
5a7df7d7 GM |
4024 | #endif /* HAVE_X_I18N */ |
4025 | ||
d387c960 | 4026 | validate_x_resource_name (); |
b7975ee4 | 4027 | |
d387c960 | 4028 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 4029 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 4030 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 4031 | |
00983aba KH |
4032 | /* The menubar is part of the ordinary display; |
4033 | it does not count in addition to the height of the window. */ | |
7556890b | 4034 | f->output_data.x->menubar_height = 0; |
00983aba | 4035 | |
179956b9 JB |
4036 | /* This indicates that we use the "Passive Input" input model. |
4037 | Unless we do this, we don't get the Focus{In,Out} events that we | |
4038 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 4039 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 4040 | |
7556890b RS |
4041 | f->output_data.x->wm_hints.input = True; |
4042 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 4043 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 4044 | &f->output_data.x->wm_hints); |
6d078211 | 4045 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 4046 | |
032e4ebe RS |
4047 | /* Request "save yourself" and "delete window" commands from wm. */ |
4048 | { | |
4049 | Atom protocols[2]; | |
b9dc4443 RS |
4050 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
4051 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
4052 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 4053 | } |
9ef48a9d | 4054 | |
e373f201 JB |
4055 | /* x_set_name normally ignores requests to set the name if the |
4056 | requested name is the same as the current name. This is the one | |
4057 | place where that assumption isn't correct; f->name is set, but | |
4058 | the X server hasn't been told. */ | |
4059 | { | |
98381190 | 4060 | Lisp_Object name; |
cf177271 | 4061 | int explicit = f->explicit_name; |
e373f201 | 4062 | |
cf177271 | 4063 | f->explicit_name = 0; |
98381190 KH |
4064 | name = f->name; |
4065 | f->name = Qnil; | |
cf177271 | 4066 | x_set_name (f, name, explicit); |
e373f201 JB |
4067 | } |
4068 | ||
b9dc4443 | 4069 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 4070 | f->output_data.x->text_cursor); |
9ef48a9d | 4071 | |
01f1ba30 JB |
4072 | UNBLOCK_INPUT; |
4073 | ||
fe24a618 | 4074 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 4075 | error ("Unable to create window"); |
01f1ba30 JB |
4076 | } |
4077 | ||
8fc2766b RS |
4078 | #endif /* not USE_X_TOOLKIT */ |
4079 | ||
01f1ba30 JB |
4080 | /* Handle the icon stuff for this window. Perhaps later we might |
4081 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 4082 | well. */ |
01f1ba30 JB |
4083 | |
4084 | static void | |
f676886a JB |
4085 | x_icon (f, parms) |
4086 | struct frame *f; | |
01f1ba30 JB |
4087 | Lisp_Object parms; |
4088 | { | |
f9942c9e | 4089 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 4090 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
4091 | |
4092 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 4093 | icons in an icon window. */ |
333b20bb GM |
4094 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
4095 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 4096 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 4097 | { |
b7826503 PJ |
4098 | CHECK_NUMBER (icon_x); |
4099 | CHECK_NUMBER (icon_y); | |
01f1ba30 | 4100 | } |
f9942c9e | 4101 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 4102 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 4103 | |
f9942c9e JB |
4104 | BLOCK_INPUT; |
4105 | ||
fe24a618 JB |
4106 | if (! EQ (icon_x, Qunbound)) |
4107 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 4108 | |
01f1ba30 | 4109 | /* Start up iconic or window? */ |
49795535 | 4110 | x_wm_set_window_state |
333b20bb GM |
4111 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
4112 | Qicon) | |
49795535 JB |
4113 | ? IconicState |
4114 | : NormalState)); | |
01f1ba30 | 4115 | |
f468da95 RS |
4116 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
4117 | ? f->icon_name | |
4118 | : f->name))->data); | |
80534dd6 | 4119 | |
01f1ba30 JB |
4120 | UNBLOCK_INPUT; |
4121 | } | |
4122 | ||
b243755a | 4123 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
4124 | background, border and mouse colors; also create the |
4125 | mouse cursor and the gray border tile. */ | |
4126 | ||
f945b920 JB |
4127 | static char cursor_bits[] = |
4128 | { | |
4129 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4130 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4131 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4132 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
4133 | }; | |
4134 | ||
01f1ba30 | 4135 | static void |
f676886a JB |
4136 | x_make_gc (f) |
4137 | struct frame *f; | |
01f1ba30 JB |
4138 | { |
4139 | XGCValues gc_values; | |
01f1ba30 | 4140 | |
6afb1d07 JB |
4141 | BLOCK_INPUT; |
4142 | ||
b243755a | 4143 | /* Create the GCs of this frame. |
9ef48a9d | 4144 | Note that many default values are used. */ |
01f1ba30 JB |
4145 | |
4146 | /* Normal video */ | |
7556890b RS |
4147 | gc_values.font = f->output_data.x->font->fid; |
4148 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
4149 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 4150 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
959e647d GM |
4151 | f->output_data.x->normal_gc |
4152 | = XCreateGC (FRAME_X_DISPLAY (f), | |
4153 | FRAME_X_WINDOW (f), | |
4154 | GCLineWidth | GCFont | GCForeground | GCBackground, | |
4155 | &gc_values); | |
01f1ba30 | 4156 | |
b9dc4443 | 4157 | /* Reverse video style. */ |
7556890b RS |
4158 | gc_values.foreground = f->output_data.x->background_pixel; |
4159 | gc_values.background = f->output_data.x->foreground_pixel; | |
959e647d GM |
4160 | f->output_data.x->reverse_gc |
4161 | = XCreateGC (FRAME_X_DISPLAY (f), | |
4162 | FRAME_X_WINDOW (f), | |
4163 | GCFont | GCForeground | GCBackground | GCLineWidth, | |
4164 | &gc_values); | |
01f1ba30 | 4165 | |
9ef48a9d | 4166 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
4167 | gc_values.foreground = f->output_data.x->background_pixel; |
4168 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
4169 | gc_values.fill_style = FillOpaqueStippled; |
4170 | gc_values.stipple | |
b9dc4443 RS |
4171 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
4172 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 4173 | cursor_bits, 16, 16); |
7556890b | 4174 | f->output_data.x->cursor_gc |
b9dc4443 | 4175 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 4176 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 4177 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
4178 | &gc_values); |
4179 | ||
333b20bb GM |
4180 | /* Reliefs. */ |
4181 | f->output_data.x->white_relief.gc = 0; | |
4182 | f->output_data.x->black_relief.gc = 0; | |
4183 | ||
01f1ba30 | 4184 | /* Create the gray border tile used when the pointer is not in |
f676886a | 4185 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 4186 | this must be done on a per-frame basis. */ |
7556890b | 4187 | f->output_data.x->border_tile |
d043f1a4 | 4188 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 4189 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 4190 | gray_bits, gray_width, gray_height, |
7556890b RS |
4191 | f->output_data.x->foreground_pixel, |
4192 | f->output_data.x->background_pixel, | |
ab452f99 | 4193 | DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)))); |
6afb1d07 JB |
4194 | |
4195 | UNBLOCK_INPUT; | |
01f1ba30 | 4196 | } |
01f1ba30 | 4197 | |
959e647d GM |
4198 | |
4199 | /* Free what was was allocated in x_make_gc. */ | |
4200 | ||
4201 | void | |
4202 | x_free_gcs (f) | |
4203 | struct frame *f; | |
4204 | { | |
4205 | Display *dpy = FRAME_X_DISPLAY (f); | |
4206 | ||
4207 | BLOCK_INPUT; | |
4208 | ||
4209 | if (f->output_data.x->normal_gc) | |
4210 | { | |
4211 | XFreeGC (dpy, f->output_data.x->normal_gc); | |
4212 | f->output_data.x->normal_gc = 0; | |
4213 | } | |
4214 | ||
4215 | if (f->output_data.x->reverse_gc) | |
4216 | { | |
4217 | XFreeGC (dpy, f->output_data.x->reverse_gc); | |
4218 | f->output_data.x->reverse_gc = 0; | |
4219 | } | |
4220 | ||
4221 | if (f->output_data.x->cursor_gc) | |
4222 | { | |
4223 | XFreeGC (dpy, f->output_data.x->cursor_gc); | |
4224 | f->output_data.x->cursor_gc = 0; | |
4225 | } | |
4226 | ||
4227 | if (f->output_data.x->border_tile) | |
4228 | { | |
4229 | XFreePixmap (dpy, f->output_data.x->border_tile); | |
4230 | f->output_data.x->border_tile = 0; | |
4231 | } | |
4232 | ||
4233 | UNBLOCK_INPUT; | |
4234 | } | |
4235 | ||
4236 | ||
eaf1eea9 GM |
4237 | /* Handler for signals raised during x_create_frame and |
4238 | x_create_top_frame. FRAME is the frame which is partially | |
4239 | constructed. */ | |
4240 | ||
4241 | static Lisp_Object | |
4242 | unwind_create_frame (frame) | |
4243 | Lisp_Object frame; | |
4244 | { | |
4245 | struct frame *f = XFRAME (frame); | |
4246 | ||
4247 | /* If frame is ``official'', nothing to do. */ | |
4248 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
4249 | { | |
f1d2ce7f | 4250 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4251 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
4252 | #endif | |
4253 | ||
4254 | x_free_frame_resources (f); | |
4255 | ||
4256 | /* Check that reference counts are indeed correct. */ | |
4257 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
4258 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a | 4259 | return Qt; |
eaf1eea9 GM |
4260 | } |
4261 | ||
4262 | return Qnil; | |
4263 | } | |
4264 | ||
4265 | ||
f676886a | 4266 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 4267 | 1, 1, 0, |
7ee72033 | 4268 | doc: /* Make a new X window, which is called a "frame" in Emacs terms. |
c061c855 GM |
4269 | Returns an Emacs frame object. |
4270 | ALIST is an alist of frame parameters. | |
4271 | If the parameters specify that the frame should not have a minibuffer, | |
4272 | and do not specify a specific minibuffer window to use, | |
4273 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
4274 | be shared by the new frame. | |
4275 | ||
7ee72033 MB |
4276 | This function is an internal primitive--use `make-frame' instead. */) |
4277 | (parms) | |
01f1ba30 JB |
4278 | Lisp_Object parms; |
4279 | { | |
f676886a | 4280 | struct frame *f; |
2365c027 | 4281 | Lisp_Object frame, tem; |
01f1ba30 JB |
4282 | Lisp_Object name; |
4283 | int minibuffer_only = 0; | |
4284 | long window_prompting = 0; | |
4285 | int width, height; | |
eaf1eea9 | 4286 | int count = BINDING_STACK_SIZE (); |
ecaca587 | 4287 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 4288 | Lisp_Object display; |
333b20bb | 4289 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 4290 | Lisp_Object parent; |
e557f19d | 4291 | struct kboard *kb; |
01f1ba30 | 4292 | |
11ae94fe | 4293 | check_x (); |
01f1ba30 | 4294 | |
b7975ee4 KH |
4295 | /* Use this general default value to start with |
4296 | until we know if this frame has a specified name. */ | |
4297 | Vx_resource_name = Vinvocation_name; | |
4298 | ||
333b20bb | 4299 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
4300 | if (EQ (display, Qunbound)) |
4301 | display = Qnil; | |
4302 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
4303 | #ifdef MULTI_KBOARD |
4304 | kb = dpyinfo->kboard; | |
4305 | #else | |
4306 | kb = &the_only_kboard; | |
4307 | #endif | |
b9dc4443 | 4308 | |
333b20bb | 4309 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 4310 | if (!STRINGP (name) |
cf177271 JB |
4311 | && ! EQ (name, Qunbound) |
4312 | && ! NILP (name)) | |
08a90d6a | 4313 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 4314 | |
b7975ee4 KH |
4315 | if (STRINGP (name)) |
4316 | Vx_resource_name = name; | |
4317 | ||
a59e4f3d | 4318 | /* See if parent window is specified. */ |
333b20bb | 4319 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
4320 | if (EQ (parent, Qunbound)) |
4321 | parent = Qnil; | |
4322 | if (! NILP (parent)) | |
b7826503 | 4323 | CHECK_NUMBER (parent); |
a59e4f3d | 4324 | |
ecaca587 RS |
4325 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
4326 | /* No need to protect DISPLAY because that's not used after passing | |
4327 | it to make_frame_without_minibuffer. */ | |
4328 | frame = Qnil; | |
4329 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
4330 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
4331 | RES_TYPE_SYMBOL); | |
f9942c9e | 4332 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 4333 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 4334 | else if (EQ (tem, Qonly)) |
01f1ba30 | 4335 | { |
f676886a | 4336 | f = make_minibuffer_frame (); |
01f1ba30 JB |
4337 | minibuffer_only = 1; |
4338 | } | |
6a5e54e2 | 4339 | else if (WINDOWP (tem)) |
2526c290 | 4340 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
4341 | else |
4342 | f = make_frame (1); | |
01f1ba30 | 4343 | |
ecaca587 RS |
4344 | XSETFRAME (frame, f); |
4345 | ||
a3c87d4e JB |
4346 | /* Note that X Windows does support scroll bars. */ |
4347 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 4348 | |
08a90d6a | 4349 | f->output_method = output_x_window; |
7556890b RS |
4350 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
4351 | bzero (f->output_data.x, sizeof (struct x_output)); | |
4352 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 4353 | f->output_data.x->fontset = -1; |
333b20bb GM |
4354 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
4355 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
4356 | #ifdef USE_TOOLKIT_SCROLL_BARS |
4357 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
4358 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
4359 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
eaf1eea9 | 4360 | record_unwind_protect (unwind_create_frame, frame); |
08a90d6a | 4361 | |
f468da95 | 4362 | f->icon_name |
333b20bb GM |
4363 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
4364 | RES_TYPE_STRING); | |
f468da95 RS |
4365 | if (! STRINGP (f->icon_name)) |
4366 | f->icon_name = Qnil; | |
80534dd6 | 4367 | |
08a90d6a | 4368 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
f1d2ce7f | 4369 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4370 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
4371 | dpyinfo_refcount = dpyinfo->reference_count; | |
4372 | #endif /* GLYPH_DEBUG */ | |
73410c76 | 4373 | #ifdef MULTI_KBOARD |
e557f19d | 4374 | FRAME_KBOARD (f) = kb; |
73410c76 | 4375 | #endif |
08a90d6a | 4376 | |
9b2956e2 GM |
4377 | /* These colors will be set anyway later, but it's important |
4378 | to get the color reference counts right, so initialize them! */ | |
4379 | { | |
4380 | Lisp_Object black; | |
4381 | struct gcpro gcpro1; | |
cefecbcf GM |
4382 | |
4383 | /* Function x_decode_color can signal an error. Make | |
4384 | sure to initialize color slots so that we won't try | |
4385 | to free colors we haven't allocated. */ | |
4386 | f->output_data.x->foreground_pixel = -1; | |
4387 | f->output_data.x->background_pixel = -1; | |
4388 | f->output_data.x->cursor_pixel = -1; | |
4389 | f->output_data.x->cursor_foreground_pixel = -1; | |
4390 | f->output_data.x->border_pixel = -1; | |
4391 | f->output_data.x->mouse_pixel = -1; | |
9b2956e2 GM |
4392 | |
4393 | black = build_string ("black"); | |
4394 | GCPRO1 (black); | |
4395 | f->output_data.x->foreground_pixel | |
4396 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4397 | f->output_data.x->background_pixel | |
4398 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4399 | f->output_data.x->cursor_pixel | |
4400 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4401 | f->output_data.x->cursor_foreground_pixel | |
4402 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4403 | f->output_data.x->border_pixel | |
4404 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4405 | f->output_data.x->mouse_pixel | |
4406 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4407 | UNGCPRO; | |
4408 | } | |
4409 | ||
a59e4f3d RS |
4410 | /* Specify the parent under which to make this X window. */ |
4411 | ||
4412 | if (!NILP (parent)) | |
4413 | { | |
8c239ac3 | 4414 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 4415 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
4416 | } |
4417 | else | |
4418 | { | |
7556890b RS |
4419 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
4420 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
4421 | } |
4422 | ||
cf177271 JB |
4423 | /* Set the name; the functions to which we pass f expect the name to |
4424 | be set. */ | |
4425 | if (EQ (name, Qunbound) || NILP (name)) | |
4426 | { | |
08a90d6a | 4427 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
4428 | f->explicit_name = 0; |
4429 | } | |
4430 | else | |
4431 | { | |
4432 | f->name = name; | |
4433 | f->explicit_name = 1; | |
9ef48a9d RS |
4434 | /* use the frame's title when getting resources for this frame. */ |
4435 | specbind (Qx_resource_name, name); | |
cf177271 | 4436 | } |
01f1ba30 | 4437 | |
01f1ba30 JB |
4438 | /* Extract the window parameters from the supplied values |
4439 | that are needed to determine window geometry. */ | |
d387c960 JB |
4440 | { |
4441 | Lisp_Object font; | |
4442 | ||
333b20bb | 4443 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 4444 | |
6817eab4 | 4445 | BLOCK_INPUT; |
e5e548e3 RS |
4446 | /* First, try whatever font the caller has specified. */ |
4447 | if (STRINGP (font)) | |
942ea06d | 4448 | { |
49965a29 | 4449 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
4450 | if (STRINGP (tem)) |
4451 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
4452 | else |
4453 | font = x_new_font (f, XSTRING (font)->data); | |
4454 | } | |
333b20bb | 4455 | |
e5e548e3 | 4456 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
4457 | if (!STRINGP (font)) |
4458 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 4459 | if (!STRINGP (font)) |
a6ac02af | 4460 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 4461 | if (! STRINGP (font)) |
a6ac02af | 4462 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
4463 | if (! STRINGP (font)) |
4464 | /* This was formerly the first thing tried, but it finds too many fonts | |
4465 | and takes too long. */ | |
4466 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
4467 | /* If those didn't work, look for something which will at least work. */ | |
4468 | if (! STRINGP (font)) | |
a6ac02af | 4469 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
4470 | UNBLOCK_INPUT; |
4471 | if (! STRINGP (font)) | |
e5e548e3 RS |
4472 | font = build_string ("fixed"); |
4473 | ||
477f8642 | 4474 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 4475 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 4476 | } |
9ef48a9d | 4477 | |
e3881aa0 | 4478 | #ifdef USE_LUCID |
82c90203 RS |
4479 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
4480 | whereby it fails to get any font. */ | |
7556890b | 4481 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 4482 | #endif |
82c90203 | 4483 | |
cf177271 | 4484 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
4485 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
4486 | ||
4e397688 | 4487 | /* This defaults to 1 in order to match xterm. We recognize either |
ddf768c3 JB |
4488 | internalBorderWidth or internalBorder (which is what xterm calls |
4489 | it). */ | |
4490 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4491 | { | |
4492 | Lisp_Object value; | |
4493 | ||
abb4b7ec | 4494 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 4495 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
4496 | if (! EQ (value, Qunbound)) |
4497 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4498 | parms); | |
4499 | } | |
dca97592 | 4500 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
4501 | "internalBorderWidth", "internalBorderWidth", |
4502 | RES_TYPE_NUMBER); | |
1ab3d87e | 4503 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
4504 | "verticalScrollBars", "ScrollBars", |
4505 | RES_TYPE_SYMBOL); | |
01f1ba30 | 4506 | |
b9dc4443 | 4507 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 4508 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4509 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4510 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4511 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4512 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4513 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4514 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4515 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4516 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4517 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4518 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4519 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
4520 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
4521 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
b3ba0aa8 KS |
4522 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
4523 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
4524 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
4525 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
333b20bb GM |
4526 | |
4527 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4528 | "scrollBarForeground", | |
4529 | "ScrollBarForeground", 1); | |
4530 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4531 | "scrollBarBackground", | |
4532 | "ScrollBarBackground", 0); | |
4533 | ||
4534 | /* Init faces before x_default_parameter is called for scroll-bar | |
4535 | parameters because that function calls x_set_scroll_bar_width, | |
4536 | which calls change_frame_size, which calls Fset_window_buffer, | |
4537 | which runs hooks, which call Fvertical_motion. At the end, we | |
4538 | end up in init_iterator with a null face cache, which should not | |
4539 | happen. */ | |
4540 | init_frame_faces (f); | |
4541 | ||
c7bcb20d | 4542 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4543 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
e33455ca | 4544 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
333b20bb | 4545 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4546 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4547 | "bufferPredicate", "BufferPredicate", |
4548 | RES_TYPE_SYMBOL); | |
c2304e02 | 4549 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4550 | "title", "Title", RES_TYPE_STRING); |
ea0a1f53 GM |
4551 | x_default_parameter (f, parms, Qwait_for_wm, Qt, |
4552 | "waitForWM", "WaitForWM", RES_TYPE_BOOLEAN); | |
49d41073 EZ |
4553 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
4554 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
90eb1019 | 4555 | |
7556890b | 4556 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
35f59f6b GM |
4557 | |
4558 | /* Add the tool-bar height to the initial frame height so that the | |
4559 | user gets a text display area of the size he specified with -g or | |
4560 | via .Xdefaults. Later changes of the tool-bar height don't | |
4561 | change the frame size. This is done so that users can create | |
4562 | tall Emacs frames without having to guess how tall the tool-bar | |
4563 | will get. */ | |
4564 | if (FRAME_TOOL_BAR_LINES (f)) | |
4565 | { | |
4566 | int margin, relief, bar_height; | |
4567 | ||
8ed86491 | 4568 | relief = (tool_bar_button_relief >= 0 |
35f59f6b GM |
4569 | ? tool_bar_button_relief |
4570 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
4571 | ||
4572 | if (INTEGERP (Vtool_bar_button_margin) | |
4573 | && XINT (Vtool_bar_button_margin) > 0) | |
4574 | margin = XFASTINT (Vtool_bar_button_margin); | |
4575 | else if (CONSP (Vtool_bar_button_margin) | |
4576 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
4577 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
4578 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
4579 | else | |
4580 | margin = 0; | |
4581 | ||
4582 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; | |
4583 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
4584 | } | |
4585 | ||
4586 | /* Compute the size of the X window. */ | |
f676886a | 4587 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4588 | |
f83f10ba | 4589 | if (window_prompting & XNegative) |
2365c027 | 4590 | { |
f83f10ba | 4591 | if (window_prompting & YNegative) |
7556890b | 4592 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4593 | else |
7556890b | 4594 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4595 | } |
4596 | else | |
4597 | { | |
4598 | if (window_prompting & YNegative) | |
7556890b | 4599 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4600 | else |
7556890b | 4601 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4602 | } |
4603 | ||
7556890b | 4604 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4605 | |
495fa05e GM |
4606 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4607 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4608 | ||
6a1bcd01 | 4609 | /* Create the X widget or window. */ |
a7f7d550 FP |
4610 | #ifdef USE_X_TOOLKIT |
4611 | x_window (f, window_prompting, minibuffer_only); | |
4612 | #else | |
f676886a | 4613 | x_window (f); |
a7f7d550 | 4614 | #endif |
495fa05e | 4615 | |
f676886a JB |
4616 | x_icon (f, parms); |
4617 | x_make_gc (f); | |
01f1ba30 | 4618 | |
495fa05e GM |
4619 | /* Now consider the frame official. */ |
4620 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4621 | Vframe_list = Fcons (frame, Vframe_list); | |
4622 | ||
f9942c9e JB |
4623 | /* We need to do this after creating the X window, so that the |
4624 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4625 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4626 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4627 | |
cf177271 | 4628 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4629 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4630 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4631 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4632 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4633 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4634 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4635 | "scrollBarWidth", "ScrollBarWidth", | |
4636 | RES_TYPE_NUMBER); | |
f9942c9e | 4637 | |
f676886a | 4638 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4639 | Change will not be effected unless different from the current |
b9dc4443 | 4640 | f->height. */ |
f676886a JB |
4641 | width = f->width; |
4642 | height = f->height; | |
6a1bcd01 | 4643 | |
1ab3d87e RS |
4644 | f->height = 0; |
4645 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4646 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4647 | |
4a967a9b GM |
4648 | /* Set up faces after all frame parameters are known. This call |
4649 | also merges in face attributes specified for new frames. If we | |
4650 | don't do this, the `menu' face for instance won't have the right | |
4651 | colors, and the menu bar won't appear in the specified colors for | |
4652 | new frames. */ | |
4653 | call1 (Qface_set_after_frame_default, frame); | |
4654 | ||
495fa05e GM |
4655 | #ifdef USE_X_TOOLKIT |
4656 | /* Create the menu bar. */ | |
4657 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4658 | { | |
4659 | /* If this signals an error, we haven't set size hints for the | |
4660 | frame and we didn't make it visible. */ | |
4661 | initialize_frame_menubar (f); | |
4662 | ||
4663 | /* This is a no-op, except under Motif where it arranges the | |
4664 | main window for the widgets on it. */ | |
4665 | lw_set_main_areas (f->output_data.x->column_widget, | |
4666 | f->output_data.x->menubar_widget, | |
4667 | f->output_data.x->edit_widget); | |
4668 | } | |
4669 | #endif /* USE_X_TOOLKIT */ | |
4670 | ||
4671 | /* Tell the server what size and position, etc, we want, and how | |
4672 | badly we want them. This should be done after we have the menu | |
4673 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4674 | BLOCK_INPUT; |
7989f084 | 4675 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4676 | UNBLOCK_INPUT; |
4677 | ||
495fa05e GM |
4678 | /* Make the window appear on the frame and enable display, unless |
4679 | the caller says not to. However, with explicit parent, Emacs | |
4680 | cannot control visibility, so don't try. */ | |
7556890b | 4681 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4682 | { |
4683 | Lisp_Object visibility; | |
49795535 | 4684 | |
333b20bb GM |
4685 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4686 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4687 | if (EQ (visibility, Qunbound)) |
4688 | visibility = Qt; | |
49795535 | 4689 | |
a59e4f3d RS |
4690 | if (EQ (visibility, Qicon)) |
4691 | x_iconify_frame (f); | |
4692 | else if (! NILP (visibility)) | |
4693 | x_make_frame_visible (f); | |
4694 | else | |
4695 | /* Must have been Qnil. */ | |
4696 | ; | |
4697 | } | |
01f1ba30 | 4698 | |
495fa05e | 4699 | UNGCPRO; |
9e57df62 GM |
4700 | |
4701 | /* Make sure windows on this frame appear in calls to next-window | |
4702 | and similar functions. */ | |
4703 | Vwindow_list = Qnil; | |
4704 | ||
9ef48a9d | 4705 | return unbind_to (count, frame); |
01f1ba30 JB |
4706 | } |
4707 | ||
eaf1eea9 | 4708 | |
0d17d282 KH |
4709 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4710 | display info directly because we're called from frame.c, which doesn't | |
4711 | know about that structure. */ | |
e4f79258 | 4712 | |
87498171 | 4713 | Lisp_Object |
0d17d282 KH |
4714 | x_get_focus_frame (frame) |
4715 | struct frame *frame; | |
87498171 | 4716 | { |
0d17d282 | 4717 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4718 | Lisp_Object xfocus; |
0d17d282 | 4719 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4720 | return Qnil; |
4721 | ||
0d17d282 | 4722 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4723 | return xfocus; |
4724 | } | |
f0614854 | 4725 | |
3decc1e7 GM |
4726 | |
4727 | /* In certain situations, when the window manager follows a | |
4728 | click-to-focus policy, there seems to be no way around calling | |
4729 | XSetInputFocus to give another frame the input focus . | |
4730 | ||
4731 | In an ideal world, XSetInputFocus should generally be avoided so | |
4732 | that applications don't interfere with the window manager's focus | |
4733 | policy. But I think it's okay to use when it's clearly done | |
4734 | following a user-command. */ | |
4735 | ||
4736 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
7ee72033 MB |
4737 | doc: /* Set the input focus to FRAME. |
4738 | FRAME nil means use the selected frame. */) | |
4739 | (frame) | |
3decc1e7 GM |
4740 | Lisp_Object frame; |
4741 | { | |
4742 | struct frame *f = check_x_frame (frame); | |
4743 | Display *dpy = FRAME_X_DISPLAY (f); | |
4744 | int count; | |
4745 | ||
4746 | BLOCK_INPUT; | |
4747 | count = x_catch_errors (dpy); | |
4748 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4749 | RevertToParent, CurrentTime); | |
4750 | x_uncatch_errors (dpy, count); | |
4751 | UNBLOCK_INPUT; | |
4752 | ||
4753 | return Qnil; | |
4754 | } | |
4755 | ||
f0614854 | 4756 | \f |
2d764c78 | 4757 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
7ee72033 MB |
4758 | doc: /* Internal function called by `color-defined-p', which see. */) |
4759 | (color, frame) | |
b9dc4443 | 4760 | Lisp_Object color, frame; |
e12d55b2 | 4761 | { |
b9dc4443 RS |
4762 | XColor foo; |
4763 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4764 | |
b7826503 | 4765 | CHECK_STRING (color); |
b9dc4443 | 4766 | |
2d764c78 | 4767 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4768 | return Qt; |
4769 | else | |
4770 | return Qnil; | |
4771 | } | |
4772 | ||
2d764c78 | 4773 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
7ee72033 MB |
4774 | doc: /* Internal function called by `color-values', which see. */) |
4775 | (color, frame) | |
b9dc4443 | 4776 | Lisp_Object color, frame; |
01f1ba30 | 4777 | { |
b9dc4443 RS |
4778 | XColor foo; |
4779 | FRAME_PTR f = check_x_frame (frame); | |
4780 | ||
b7826503 | 4781 | CHECK_STRING (color); |
01f1ba30 | 4782 | |
2d764c78 | 4783 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4784 | { |
4785 | Lisp_Object rgb[3]; | |
4786 | ||
4787 | rgb[0] = make_number (foo.red); | |
4788 | rgb[1] = make_number (foo.green); | |
4789 | rgb[2] = make_number (foo.blue); | |
4790 | return Flist (3, rgb); | |
4791 | } | |
01f1ba30 JB |
4792 | else |
4793 | return Qnil; | |
4794 | } | |
4795 | ||
2d764c78 | 4796 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
7ee72033 MB |
4797 | doc: /* Internal function called by `display-color-p', which see. */) |
4798 | (display) | |
08a90d6a | 4799 | Lisp_Object display; |
01f1ba30 | 4800 | { |
08a90d6a | 4801 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4802 | |
b9dc4443 | 4803 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4804 | return Qnil; |
4805 | ||
b9dc4443 | 4806 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4807 | { |
4808 | case StaticColor: | |
4809 | case PseudoColor: | |
4810 | case TrueColor: | |
4811 | case DirectColor: | |
4812 | return Qt; | |
4813 | ||
4814 | default: | |
4815 | return Qnil; | |
4816 | } | |
4817 | } | |
4818 | ||
d0c9d219 | 4819 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
c061c855 | 4820 | 0, 1, 0, |
7ee72033 | 4821 | doc: /* Return t if the X display supports shades of gray. |
c061c855 GM |
4822 | Note that color displays do support shades of gray. |
4823 | The optional argument DISPLAY specifies which display to ask about. | |
4824 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4825 | If omitted or nil, that stands for the selected frame's display. */) |
4826 | (display) | |
08a90d6a | 4827 | Lisp_Object display; |
d0c9d219 | 4828 | { |
08a90d6a | 4829 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4830 | |
ae6b58f9 | 4831 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4832 | return Qnil; |
4833 | ||
ae6b58f9 RS |
4834 | switch (dpyinfo->visual->class) |
4835 | { | |
4836 | case StaticColor: | |
4837 | case PseudoColor: | |
4838 | case TrueColor: | |
4839 | case DirectColor: | |
4840 | case StaticGray: | |
4841 | case GrayScale: | |
4842 | return Qt; | |
4843 | ||
4844 | default: | |
4845 | return Qnil; | |
4846 | } | |
d0c9d219 RS |
4847 | } |
4848 | ||
41beb8fc | 4849 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
c061c855 | 4850 | 0, 1, 0, |
7ee72033 | 4851 | doc: /* Returns the width in pixels of the X display DISPLAY. |
c061c855 GM |
4852 | The optional argument DISPLAY specifies which display to ask about. |
4853 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4854 | If omitted or nil, that stands for the selected frame's display. */) |
4855 | (display) | |
08a90d6a | 4856 | Lisp_Object display; |
41beb8fc | 4857 | { |
08a90d6a | 4858 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4859 | |
4860 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4861 | } |
4862 | ||
4863 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
c061c855 | 4864 | Sx_display_pixel_height, 0, 1, 0, |
7ee72033 | 4865 | doc: /* Returns the height in pixels of the X display DISPLAY. |
c061c855 GM |
4866 | The optional argument DISPLAY specifies which display to ask about. |
4867 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4868 | If omitted or nil, that stands for the selected frame's display. */) |
4869 | (display) | |
08a90d6a | 4870 | Lisp_Object display; |
41beb8fc | 4871 | { |
08a90d6a | 4872 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4873 | |
4874 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4875 | } |
4876 | ||
4877 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
c061c855 | 4878 | 0, 1, 0, |
7ee72033 | 4879 | doc: /* Returns the number of bitplanes of the X display DISPLAY. |
c061c855 GM |
4880 | The optional argument DISPLAY specifies which display to ask about. |
4881 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4882 | If omitted or nil, that stands for the selected frame's display. */) |
4883 | (display) | |
08a90d6a | 4884 | Lisp_Object display; |
41beb8fc | 4885 | { |
08a90d6a | 4886 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4887 | |
4888 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4889 | } |
4890 | ||
4891 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
c061c855 | 4892 | 0, 1, 0, |
7ee72033 | 4893 | doc: /* Returns the number of color cells of the X display DISPLAY. |
c061c855 GM |
4894 | The optional argument DISPLAY specifies which display to ask about. |
4895 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4896 | If omitted or nil, that stands for the selected frame's display. */) |
4897 | (display) | |
08a90d6a | 4898 | Lisp_Object display; |
41beb8fc | 4899 | { |
08a90d6a | 4900 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4901 | |
4902 | return make_number (DisplayCells (dpyinfo->display, | |
4903 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4904 | } |
4905 | ||
9d317b2c RS |
4906 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4907 | Sx_server_max_request_size, | |
c061c855 | 4908 | 0, 1, 0, |
7ee72033 | 4909 | doc: /* Returns the maximum request size of the X server of display DISPLAY. |
c061c855 GM |
4910 | The optional argument DISPLAY specifies which display to ask about. |
4911 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4912 | If omitted or nil, that stands for the selected frame's display. */) |
4913 | (display) | |
08a90d6a | 4914 | Lisp_Object display; |
9d317b2c | 4915 | { |
08a90d6a | 4916 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4917 | |
4918 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4919 | } |
4920 | ||
41beb8fc | 4921 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
7ee72033 | 4922 | doc: /* Returns the vendor ID string of the X server of display DISPLAY. |
c061c855 GM |
4923 | The optional argument DISPLAY specifies which display to ask about. |
4924 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4925 | If omitted or nil, that stands for the selected frame's display. */) |
4926 | (display) | |
08a90d6a | 4927 | Lisp_Object display; |
41beb8fc | 4928 | { |
08a90d6a | 4929 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4930 | char *vendor = ServerVendor (dpyinfo->display); |
4931 | ||
41beb8fc RS |
4932 | if (! vendor) vendor = ""; |
4933 | return build_string (vendor); | |
4934 | } | |
4935 | ||
4936 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
7ee72033 | 4937 | doc: /* Returns the version numbers of the X server of display DISPLAY. |
c061c855 GM |
4938 | The value is a list of three integers: the major and minor |
4939 | version numbers of the X Protocol in use, and the vendor-specific release | |
4940 | number. See also the function `x-server-vendor'. | |
4941 | ||
4942 | The optional argument DISPLAY specifies which display to ask about. | |
4943 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4944 | If omitted or nil, that stands for the selected frame's display. */) |
4945 | (display) | |
08a90d6a | 4946 | Lisp_Object display; |
41beb8fc | 4947 | { |
08a90d6a | 4948 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4949 | Display *dpy = dpyinfo->display; |
11ae94fe | 4950 | |
41beb8fc RS |
4951 | return Fcons (make_number (ProtocolVersion (dpy)), |
4952 | Fcons (make_number (ProtocolRevision (dpy)), | |
4953 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4954 | } | |
4955 | ||
4956 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
7ee72033 | 4957 | doc: /* Return the number of screens on the X server of display DISPLAY. |
c061c855 GM |
4958 | The optional argument DISPLAY specifies which display to ask about. |
4959 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4960 | If omitted or nil, that stands for the selected frame's display. */) |
4961 | (display) | |
08a90d6a | 4962 | Lisp_Object display; |
41beb8fc | 4963 | { |
08a90d6a | 4964 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4965 | |
4966 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4967 | } |
4968 | ||
4969 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
7ee72033 | 4970 | doc: /* Return the height in millimeters of the X display DISPLAY. |
c061c855 GM |
4971 | The optional argument DISPLAY specifies which display to ask about. |
4972 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4973 | If omitted or nil, that stands for the selected frame's display. */) |
4974 | (display) | |
08a90d6a | 4975 | Lisp_Object display; |
41beb8fc | 4976 | { |
08a90d6a | 4977 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4978 | |
4979 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4980 | } |
4981 | ||
4982 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
7ee72033 | 4983 | doc: /* Return the width in millimeters of the X display DISPLAY. |
c061c855 GM |
4984 | The optional argument DISPLAY specifies which display to ask about. |
4985 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4986 | If omitted or nil, that stands for the selected frame's display. */) |
4987 | (display) | |
08a90d6a | 4988 | Lisp_Object display; |
41beb8fc | 4989 | { |
08a90d6a | 4990 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4991 | |
4992 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4993 | } |
4994 | ||
4995 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
c061c855 | 4996 | Sx_display_backing_store, 0, 1, 0, |
7ee72033 | 4997 | doc: /* Returns an indication of whether X display DISPLAY does backing store. |
c061c855 GM |
4998 | The value may be `always', `when-mapped', or `not-useful'. |
4999 | The optional argument DISPLAY specifies which display to ask about. | |
5000 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5001 | If omitted or nil, that stands for the selected frame's display. */) |
5002 | (display) | |
08a90d6a | 5003 | Lisp_Object display; |
41beb8fc | 5004 | { |
08a90d6a | 5005 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 5006 | Lisp_Object result; |
11ae94fe | 5007 | |
b9dc4443 | 5008 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
5009 | { |
5010 | case Always: | |
8ec8a5ec GM |
5011 | result = intern ("always"); |
5012 | break; | |
41beb8fc RS |
5013 | |
5014 | case WhenMapped: | |
8ec8a5ec GM |
5015 | result = intern ("when-mapped"); |
5016 | break; | |
41beb8fc RS |
5017 | |
5018 | case NotUseful: | |
8ec8a5ec GM |
5019 | result = intern ("not-useful"); |
5020 | break; | |
41beb8fc RS |
5021 | |
5022 | default: | |
5023 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 5024 | result = Qnil; |
41beb8fc | 5025 | } |
8ec8a5ec GM |
5026 | |
5027 | return result; | |
41beb8fc RS |
5028 | } |
5029 | ||
5030 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
c061c855 | 5031 | Sx_display_visual_class, 0, 1, 0, |
7ee72033 | 5032 | doc: /* Return the visual class of the X display DISPLAY. |
c061c855 GM |
5033 | The value is one of the symbols `static-gray', `gray-scale', |
5034 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
5035 | ||
5036 | The optional argument DISPLAY specifies which display to ask about. | |
5037 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5038 | If omitted or nil, that stands for the selected frame's display. */) |
5039 | (display) | |
08a90d6a | 5040 | Lisp_Object display; |
41beb8fc | 5041 | { |
08a90d6a | 5042 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 5043 | Lisp_Object result; |
11ae94fe | 5044 | |
b9dc4443 | 5045 | switch (dpyinfo->visual->class) |
41beb8fc | 5046 | { |
8ec8a5ec GM |
5047 | case StaticGray: |
5048 | result = intern ("static-gray"); | |
5049 | break; | |
5050 | case GrayScale: | |
5051 | result = intern ("gray-scale"); | |
5052 | break; | |
5053 | case StaticColor: | |
5054 | result = intern ("static-color"); | |
5055 | break; | |
5056 | case PseudoColor: | |
5057 | result = intern ("pseudo-color"); | |
5058 | break; | |
5059 | case TrueColor: | |
5060 | result = intern ("true-color"); | |
5061 | break; | |
5062 | case DirectColor: | |
5063 | result = intern ("direct-color"); | |
5064 | break; | |
41beb8fc RS |
5065 | default: |
5066 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 5067 | result = Qnil; |
41beb8fc | 5068 | } |
8ec8a5ec GM |
5069 | |
5070 | return result; | |
41beb8fc RS |
5071 | } |
5072 | ||
5073 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
c061c855 | 5074 | Sx_display_save_under, 0, 1, 0, |
7ee72033 | 5075 | doc: /* Returns t if the X display DISPLAY supports the save-under feature. |
c061c855 GM |
5076 | The optional argument DISPLAY specifies which display to ask about. |
5077 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5078 | If omitted or nil, that stands for the selected frame's display. */) |
5079 | (display) | |
08a90d6a | 5080 | Lisp_Object display; |
41beb8fc | 5081 | { |
08a90d6a | 5082 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5083 | |
b9dc4443 | 5084 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
5085 | return Qt; |
5086 | else | |
5087 | return Qnil; | |
5088 | } | |
5089 | \f | |
b9dc4443 | 5090 | int |
55caf99c RS |
5091 | x_pixel_width (f) |
5092 | register struct frame *f; | |
01f1ba30 | 5093 | { |
55caf99c | 5094 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
5095 | } |
5096 | ||
b9dc4443 | 5097 | int |
55caf99c RS |
5098 | x_pixel_height (f) |
5099 | register struct frame *f; | |
01f1ba30 | 5100 | { |
55caf99c RS |
5101 | return PIXEL_HEIGHT (f); |
5102 | } | |
5103 | ||
b9dc4443 | 5104 | int |
55caf99c RS |
5105 | x_char_width (f) |
5106 | register struct frame *f; | |
5107 | { | |
7556890b | 5108 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
5109 | } |
5110 | ||
b9dc4443 | 5111 | int |
55caf99c RS |
5112 | x_char_height (f) |
5113 | register struct frame *f; | |
5114 | { | |
7556890b | 5115 | return f->output_data.x->line_height; |
01f1ba30 | 5116 | } |
b9dc4443 RS |
5117 | |
5118 | int | |
f03f2489 RS |
5119 | x_screen_planes (f) |
5120 | register struct frame *f; | |
b9dc4443 | 5121 | { |
f03f2489 | 5122 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 5123 | } |
01f1ba30 | 5124 | |
a6ad00c0 GM |
5125 | |
5126 | \f | |
5127 | /************************************************************************ | |
5128 | X Displays | |
5129 | ************************************************************************/ | |
5130 | ||
01f1ba30 | 5131 | \f |
a6ad00c0 GM |
5132 | /* Mapping visual names to visuals. */ |
5133 | ||
5134 | static struct visual_class | |
5135 | { | |
5136 | char *name; | |
5137 | int class; | |
5138 | } | |
5139 | visual_classes[] = | |
5140 | { | |
5141 | {"StaticGray", StaticGray}, | |
5142 | {"GrayScale", GrayScale}, | |
5143 | {"StaticColor", StaticColor}, | |
5144 | {"PseudoColor", PseudoColor}, | |
5145 | {"TrueColor", TrueColor}, | |
5146 | {"DirectColor", DirectColor}, | |
9908a324 | 5147 | {NULL, 0} |
a6ad00c0 GM |
5148 | }; |
5149 | ||
5150 | ||
404daac1 | 5151 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
5152 | |
5153 | /* Value is the screen number of screen SCR. This is a substitute for | |
5154 | the X function with the same name when that doesn't exist. */ | |
5155 | ||
404daac1 RS |
5156 | int |
5157 | XScreenNumberOfScreen (scr) | |
5158 | register Screen *scr; | |
5159 | { | |
a6ad00c0 GM |
5160 | Display *dpy = scr->display; |
5161 | int i; | |
3df34fdb | 5162 | |
a6ad00c0 | 5163 | for (i = 0; i < dpy->nscreens; ++i) |
fbd5ceb2 | 5164 | if (scr == dpy->screens + i) |
a6ad00c0 | 5165 | break; |
404daac1 | 5166 | |
a6ad00c0 | 5167 | return i; |
404daac1 | 5168 | } |
a6ad00c0 | 5169 | |
404daac1 RS |
5170 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
5171 | ||
01f1ba30 | 5172 | |
a6ad00c0 GM |
5173 | /* Select the visual that should be used on display DPYINFO. Set |
5174 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 5175 | |
a6ad00c0 GM |
5176 | void |
5177 | select_visual (dpyinfo) | |
5178 | struct x_display_info *dpyinfo; | |
5179 | { | |
5180 | Display *dpy = dpyinfo->display; | |
5181 | Screen *screen = dpyinfo->screen; | |
5182 | Lisp_Object value; | |
fe24a618 | 5183 | |
a6ad00c0 GM |
5184 | /* See if a visual is specified. */ |
5185 | value = display_x_get_resource (dpyinfo, | |
5186 | build_string ("visualClass"), | |
5187 | build_string ("VisualClass"), | |
5188 | Qnil, Qnil); | |
5189 | if (STRINGP (value)) | |
5190 | { | |
5191 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
5192 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
5193 | depth, a decimal number. NAME is compared with case ignored. */ | |
5194 | char *s = (char *) alloca (STRING_BYTES (XSTRING (value)) + 1); | |
5195 | char *dash; | |
5196 | int i, class = -1; | |
5197 | XVisualInfo vinfo; | |
5198 | ||
5199 | strcpy (s, XSTRING (value)->data); | |
5200 | dash = index (s, '-'); | |
5201 | if (dash) | |
5202 | { | |
5203 | dpyinfo->n_planes = atoi (dash + 1); | |
5204 | *dash = '\0'; | |
5205 | } | |
5206 | else | |
5207 | /* We won't find a matching visual with depth 0, so that | |
5208 | an error will be printed below. */ | |
5209 | dpyinfo->n_planes = 0; | |
f0614854 | 5210 | |
a6ad00c0 GM |
5211 | /* Determine the visual class. */ |
5212 | for (i = 0; visual_classes[i].name; ++i) | |
5213 | if (xstricmp (s, visual_classes[i].name) == 0) | |
5214 | { | |
5215 | class = visual_classes[i].class; | |
5216 | break; | |
5217 | } | |
01f1ba30 | 5218 | |
a6ad00c0 GM |
5219 | /* Look up a matching visual for the specified class. */ |
5220 | if (class == -1 | |
5221 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
5222 | dpyinfo->n_planes, class, &vinfo)) | |
5223 | fatal ("Invalid visual specification `%s'", XSTRING (value)->data); | |
5224 | ||
5225 | dpyinfo->visual = vinfo.visual; | |
5226 | } | |
01f1ba30 JB |
5227 | else |
5228 | { | |
a6ad00c0 GM |
5229 | int n_visuals; |
5230 | XVisualInfo *vinfo, vinfo_template; | |
5231 | ||
5232 | dpyinfo->visual = DefaultVisualOfScreen (screen); | |
5233 | ||
5234 | #ifdef HAVE_X11R4 | |
5235 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
5236 | #else | |
5237 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
5238 | #endif | |
5239 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
5240 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
5241 | &vinfo_template, &n_visuals); | |
5242 | if (n_visuals != 1) | |
5243 | fatal ("Can't get proper X visual info"); | |
5244 | ||
94ac875b | 5245 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
5246 | XFree ((char *) vinfo); |
5247 | } | |
01f1ba30 | 5248 | } |
01f1ba30 | 5249 | |
a6ad00c0 | 5250 | |
b9dc4443 RS |
5251 | /* Return the X display structure for the display named NAME. |
5252 | Open a new connection if necessary. */ | |
5253 | ||
5254 | struct x_display_info * | |
5255 | x_display_info_for_name (name) | |
5256 | Lisp_Object name; | |
5257 | { | |
08a90d6a | 5258 | Lisp_Object names; |
b9dc4443 RS |
5259 | struct x_display_info *dpyinfo; |
5260 | ||
b7826503 | 5261 | CHECK_STRING (name); |
b9dc4443 | 5262 | |
806048df RS |
5263 | if (! EQ (Vwindow_system, intern ("x"))) |
5264 | error ("Not using X Windows"); | |
5265 | ||
08a90d6a RS |
5266 | for (dpyinfo = x_display_list, names = x_display_name_list; |
5267 | dpyinfo; | |
8e713be6 | 5268 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
5269 | { |
5270 | Lisp_Object tem; | |
8e713be6 | 5271 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 5272 | if (!NILP (tem)) |
b9dc4443 RS |
5273 | return dpyinfo; |
5274 | } | |
5275 | ||
b7975ee4 KH |
5276 | /* Use this general default value to start with. */ |
5277 | Vx_resource_name = Vinvocation_name; | |
5278 | ||
b9dc4443 RS |
5279 | validate_x_resource_name (); |
5280 | ||
9b207e8e | 5281 | dpyinfo = x_term_init (name, (char *)0, |
b7975ee4 | 5282 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 5283 | |
08a90d6a | 5284 | if (dpyinfo == 0) |
1b4ec1c8 | 5285 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 5286 | |
b9dc4443 RS |
5287 | x_in_use = 1; |
5288 | XSETFASTINT (Vwindow_system_version, 11); | |
5289 | ||
5290 | return dpyinfo; | |
5291 | } | |
5292 | ||
a6ad00c0 | 5293 | |
01f1ba30 | 5294 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
c061c855 | 5295 | 1, 3, 0, |
7ee72033 | 5296 | doc: /* Open a connection to an X server. |
c061c855 GM |
5297 | DISPLAY is the name of the display to connect to. |
5298 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
5299 | If the optional third arg MUST-SUCCEED is non-nil, | |
7ee72033 MB |
5300 | terminate Emacs if we can't open the connection. */) |
5301 | (display, xrm_string, must_succeed) | |
08a90d6a | 5302 | Lisp_Object display, xrm_string, must_succeed; |
01f1ba30 | 5303 | { |
01f1ba30 | 5304 | unsigned char *xrm_option; |
b9dc4443 | 5305 | struct x_display_info *dpyinfo; |
01f1ba30 | 5306 | |
b7826503 | 5307 | CHECK_STRING (display); |
d387c960 | 5308 | if (! NILP (xrm_string)) |
b7826503 | 5309 | CHECK_STRING (xrm_string); |
01f1ba30 | 5310 | |
806048df RS |
5311 | if (! EQ (Vwindow_system, intern ("x"))) |
5312 | error ("Not using X Windows"); | |
5313 | ||
d387c960 JB |
5314 | if (! NILP (xrm_string)) |
5315 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
5316 | else |
5317 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
5318 | |
5319 | validate_x_resource_name (); | |
5320 | ||
e1b1bee8 | 5321 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
5322 | This also initializes many symbols, such as those used for input. */ |
5323 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 5324 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 5325 | |
08a90d6a RS |
5326 | if (dpyinfo == 0) |
5327 | { | |
5328 | if (!NILP (must_succeed)) | |
10ffbc14 GM |
5329 | fatal ("Cannot connect to X server %s.\n\ |
5330 | Check the DISPLAY environment variable or use `-d'.\n\ | |
5331 | Also use the `xhost' program to verify that it is set to permit\n\ | |
1b4ec1c8 | 5332 | connections from your machine.\n", |
08a90d6a RS |
5333 | XSTRING (display)->data); |
5334 | else | |
1b4ec1c8 | 5335 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
5336 | } |
5337 | ||
b9dc4443 | 5338 | x_in_use = 1; |
01f1ba30 | 5339 | |
b9dc4443 | 5340 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
5341 | return Qnil; |
5342 | } | |
5343 | ||
08a90d6a RS |
5344 | DEFUN ("x-close-connection", Fx_close_connection, |
5345 | Sx_close_connection, 1, 1, 0, | |
7ee72033 | 5346 | doc: /* Close the connection to DISPLAY's X server. |
c061c855 | 5347 | For DISPLAY, specify either a frame or a display name (a string). |
7ee72033 MB |
5348 | If DISPLAY is nil, that stands for the selected frame's display. */) |
5349 | (display) | |
c061c855 | 5350 | Lisp_Object display; |
01f1ba30 | 5351 | { |
08a90d6a | 5352 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 5353 | int i; |
3457bc6e | 5354 | |
08a90d6a RS |
5355 | if (dpyinfo->reference_count > 0) |
5356 | error ("Display still has frames on it"); | |
01f1ba30 | 5357 | |
08a90d6a RS |
5358 | BLOCK_INPUT; |
5359 | /* Free the fonts in the font table. */ | |
5360 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
5361 | if (dpyinfo->font_table[i].name) |
5362 | { | |
6ecb43ce KH |
5363 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
5364 | xfree (dpyinfo->font_table[i].full_name); | |
333b20bb | 5365 | xfree (dpyinfo->font_table[i].name); |
333b20bb GM |
5366 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
5367 | } | |
5368 | ||
08a90d6a RS |
5369 | x_destroy_all_bitmaps (dpyinfo); |
5370 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
5371 | |
5372 | #ifdef USE_X_TOOLKIT | |
5373 | XtCloseDisplay (dpyinfo->display); | |
5374 | #else | |
08a90d6a | 5375 | XCloseDisplay (dpyinfo->display); |
82c90203 | 5376 | #endif |
08a90d6a RS |
5377 | |
5378 | x_delete_display (dpyinfo); | |
5379 | UNBLOCK_INPUT; | |
3457bc6e | 5380 | |
01f1ba30 JB |
5381 | return Qnil; |
5382 | } | |
5383 | ||
08a90d6a | 5384 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
7ee72033 MB |
5385 | doc: /* Return the list of display names that Emacs has connections to. */) |
5386 | () | |
08a90d6a RS |
5387 | { |
5388 | Lisp_Object tail, result; | |
5389 | ||
5390 | result = Qnil; | |
8e713be6 KR |
5391 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
5392 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
5393 | |
5394 | return result; | |
5395 | } | |
5396 | ||
5397 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
7ee72033 | 5398 | doc: /* If ON is non-nil, report X errors as soon as the erring request is made. |
c061c855 GM |
5399 | If ON is nil, allow buffering of requests. |
5400 | Turning on synchronization prohibits the Xlib routines from buffering | |
5401 | requests and seriously degrades performance, but makes debugging much | |
5402 | easier. | |
5403 | The optional second argument DISPLAY specifies which display to act on. | |
5404 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5405 | If DISPLAY is omitted or nil, that stands for the selected frame's display. */) |
5406 | (on, display) | |
08a90d6a | 5407 | Lisp_Object display, on; |
01f1ba30 | 5408 | { |
08a90d6a | 5409 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5410 | |
b9dc4443 | 5411 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
5412 | |
5413 | return Qnil; | |
5414 | } | |
5415 | ||
b9dc4443 | 5416 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
5417 | |
5418 | void | |
b9dc4443 RS |
5419 | x_sync (f) |
5420 | FRAME_PTR f; | |
6b7b1820 | 5421 | { |
4e87f4d2 | 5422 | BLOCK_INPUT; |
b9dc4443 | 5423 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 5424 | UNBLOCK_INPUT; |
6b7b1820 | 5425 | } |
333b20bb | 5426 | |
01f1ba30 | 5427 | \f |
333b20bb GM |
5428 | /*********************************************************************** |
5429 | Image types | |
5430 | ***********************************************************************/ | |
f1c16f36 | 5431 | |
333b20bb GM |
5432 | /* Value is the number of elements of vector VECTOR. */ |
5433 | ||
5434 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
5435 | ||
5436 | /* List of supported image types. Use define_image_type to add new | |
5437 | types. Use lookup_image_type to find a type for a given symbol. */ | |
5438 | ||
5439 | static struct image_type *image_types; | |
5440 | ||
333b20bb GM |
5441 | /* The symbol `image' which is the car of the lists used to represent |
5442 | images in Lisp. */ | |
5443 | ||
5444 | extern Lisp_Object Qimage; | |
5445 | ||
5446 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5447 | ||
5448 | Lisp_Object Qxbm; | |
5449 | ||
5450 | /* Keywords. */ | |
5451 | ||
0fe92f72 | 5452 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
90ebdb19 GM |
5453 | extern Lisp_Object QCdata; |
5454 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
d2dc8167 | 5455 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 5456 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
5457 | |
5458 | /* Other symbols. */ | |
5459 | ||
4a8e312c | 5460 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
5461 | |
5462 | /* Time in seconds after which images should be removed from the cache | |
5463 | if not displayed. */ | |
5464 | ||
fcf431dc | 5465 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5466 | |
5467 | /* Function prototypes. */ | |
5468 | ||
5469 | static void define_image_type P_ ((struct image_type *type)); | |
5470 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5471 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5472 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 5473 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
5474 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5475 | Lisp_Object)); | |
333b20bb GM |
5476 | |
5477 | ||
5478 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5479 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5480 | ||
5481 | static void | |
5482 | define_image_type (type) | |
5483 | struct image_type *type; | |
5484 | { | |
5485 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5486 | The initialized data segment is read-only. */ | |
5487 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5488 | bcopy (type, p, sizeof *p); | |
5489 | p->next = image_types; | |
5490 | image_types = p; | |
5491 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5492 | } | |
5493 | ||
5494 | ||
5495 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5496 | structure. Value is null if SYMBOL is not a known image type. */ | |
5497 | ||
5498 | static INLINE struct image_type * | |
5499 | lookup_image_type (symbol) | |
5500 | Lisp_Object symbol; | |
5501 | { | |
5502 | struct image_type *type; | |
5503 | ||
5504 | for (type = image_types; type; type = type->next) | |
5505 | if (EQ (symbol, *type->type)) | |
5506 | break; | |
5507 | ||
5508 | return type; | |
5509 | } | |
5510 | ||
5511 | ||
5512 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5513 | valid image specification is a list whose car is the symbol | |
5514 | `image', and whose rest is a property list. The property list must | |
5515 | contain a value for key `:type'. That value must be the name of a | |
5516 | supported image type. The rest of the property list depends on the | |
5517 | image type. */ | |
5518 | ||
5519 | int | |
5520 | valid_image_p (object) | |
5521 | Lisp_Object object; | |
5522 | { | |
5523 | int valid_p = 0; | |
5524 | ||
5525 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5526 | { | |
1783ffa2 GM |
5527 | Lisp_Object tem; |
5528 | ||
5529 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
5530 | if (EQ (XCAR (tem), QCtype)) | |
5531 | { | |
5532 | tem = XCDR (tem); | |
5533 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
5534 | { | |
5535 | struct image_type *type; | |
5536 | type = lookup_image_type (XCAR (tem)); | |
5537 | if (type) | |
5538 | valid_p = type->valid_p (object); | |
5539 | } | |
5540 | ||
5541 | break; | |
5542 | } | |
333b20bb GM |
5543 | } |
5544 | ||
5545 | return valid_p; | |
5546 | } | |
5547 | ||
5548 | ||
7ab1745f GM |
5549 | /* Log error message with format string FORMAT and argument ARG. |
5550 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5551 | good idea because this would interrupt redisplay, and the error | |
5552 | message display would lead to another redisplay. This function | |
5553 | therefore simply displays a message. */ | |
333b20bb GM |
5554 | |
5555 | static void | |
5556 | image_error (format, arg1, arg2) | |
5557 | char *format; | |
5558 | Lisp_Object arg1, arg2; | |
5559 | { | |
7ab1745f | 5560 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5561 | } |
5562 | ||
5563 | ||
5564 | \f | |
5565 | /*********************************************************************** | |
5566 | Image specifications | |
5567 | ***********************************************************************/ | |
5568 | ||
5569 | enum image_value_type | |
5570 | { | |
5571 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5572 | IMAGE_STRING_VALUE, | |
6f1be3b9 | 5573 | IMAGE_STRING_OR_NIL_VALUE, |
333b20bb GM |
5574 | IMAGE_SYMBOL_VALUE, |
5575 | IMAGE_POSITIVE_INTEGER_VALUE, | |
3ed61e75 | 5576 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
333b20bb | 5577 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
7c7ff7f5 | 5578 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
5579 | IMAGE_INTEGER_VALUE, |
5580 | IMAGE_FUNCTION_VALUE, | |
5581 | IMAGE_NUMBER_VALUE, | |
5582 | IMAGE_BOOL_VALUE | |
5583 | }; | |
5584 | ||
5585 | /* Structure used when parsing image specifications. */ | |
5586 | ||
5587 | struct image_keyword | |
5588 | { | |
5589 | /* Name of keyword. */ | |
5590 | char *name; | |
5591 | ||
5592 | /* The type of value allowed. */ | |
5593 | enum image_value_type type; | |
5594 | ||
5595 | /* Non-zero means key must be present. */ | |
5596 | int mandatory_p; | |
5597 | ||
5598 | /* Used to recognize duplicate keywords in a property list. */ | |
5599 | int count; | |
5600 | ||
5601 | /* The value that was found. */ | |
5602 | Lisp_Object value; | |
5603 | }; | |
5604 | ||
5605 | ||
bfd2209f GM |
5606 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5607 | int, Lisp_Object)); | |
333b20bb GM |
5608 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5609 | ||
5610 | ||
5611 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5612 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5613 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5614 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5615 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5616 | |
5617 | static int | |
bfd2209f | 5618 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5619 | Lisp_Object spec; |
5620 | struct image_keyword *keywords; | |
5621 | int nkeywords; | |
5622 | Lisp_Object type; | |
333b20bb GM |
5623 | { |
5624 | int i; | |
5625 | Lisp_Object plist; | |
5626 | ||
5627 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5628 | return 0; | |
5629 | ||
5630 | plist = XCDR (spec); | |
5631 | while (CONSP (plist)) | |
5632 | { | |
5633 | Lisp_Object key, value; | |
5634 | ||
5635 | /* First element of a pair must be a symbol. */ | |
5636 | key = XCAR (plist); | |
5637 | plist = XCDR (plist); | |
5638 | if (!SYMBOLP (key)) | |
5639 | return 0; | |
5640 | ||
5641 | /* There must follow a value. */ | |
5642 | if (!CONSP (plist)) | |
5643 | return 0; | |
5644 | value = XCAR (plist); | |
5645 | plist = XCDR (plist); | |
5646 | ||
5647 | /* Find key in KEYWORDS. Error if not found. */ | |
5648 | for (i = 0; i < nkeywords; ++i) | |
5649 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5650 | break; | |
5651 | ||
5652 | if (i == nkeywords) | |
bfd2209f | 5653 | continue; |
333b20bb GM |
5654 | |
5655 | /* Record that we recognized the keyword. If a keywords | |
5656 | was found more than once, it's an error. */ | |
5657 | keywords[i].value = value; | |
5658 | ++keywords[i].count; | |
5659 | ||
5660 | if (keywords[i].count > 1) | |
5661 | return 0; | |
5662 | ||
5663 | /* Check type of value against allowed type. */ | |
5664 | switch (keywords[i].type) | |
5665 | { | |
5666 | case IMAGE_STRING_VALUE: | |
5667 | if (!STRINGP (value)) | |
5668 | return 0; | |
5669 | break; | |
5670 | ||
6f1be3b9 GM |
5671 | case IMAGE_STRING_OR_NIL_VALUE: |
5672 | if (!STRINGP (value) && !NILP (value)) | |
5673 | return 0; | |
5674 | break; | |
5675 | ||
333b20bb GM |
5676 | case IMAGE_SYMBOL_VALUE: |
5677 | if (!SYMBOLP (value)) | |
5678 | return 0; | |
5679 | break; | |
5680 | ||
5681 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5682 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5683 | return 0; | |
5684 | break; | |
5685 | ||
3ed61e75 GM |
5686 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
5687 | if (INTEGERP (value) && XINT (value) >= 0) | |
5688 | break; | |
5689 | if (CONSP (value) | |
5690 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
5691 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
5692 | break; | |
5693 | return 0; | |
5694 | ||
7c7ff7f5 GM |
5695 | case IMAGE_ASCENT_VALUE: |
5696 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
5697 | break; | |
5698 | else if (INTEGERP (value) | |
5699 | && XINT (value) >= 0 | |
5700 | && XINT (value) <= 100) | |
5701 | break; | |
5702 | return 0; | |
5703 | ||
333b20bb GM |
5704 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
5705 | if (!INTEGERP (value) || XINT (value) < 0) | |
5706 | return 0; | |
5707 | break; | |
5708 | ||
5709 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5710 | break; | |
5711 | ||
5712 | case IMAGE_FUNCTION_VALUE: | |
5713 | value = indirect_function (value); | |
5714 | if (SUBRP (value) | |
5715 | || COMPILEDP (value) | |
5716 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5717 | break; | |
5718 | return 0; | |
5719 | ||
5720 | case IMAGE_NUMBER_VALUE: | |
5721 | if (!INTEGERP (value) && !FLOATP (value)) | |
5722 | return 0; | |
5723 | break; | |
5724 | ||
5725 | case IMAGE_INTEGER_VALUE: | |
5726 | if (!INTEGERP (value)) | |
5727 | return 0; | |
5728 | break; | |
5729 | ||
5730 | case IMAGE_BOOL_VALUE: | |
5731 | if (!NILP (value) && !EQ (value, Qt)) | |
5732 | return 0; | |
5733 | break; | |
5734 | ||
5735 | default: | |
5736 | abort (); | |
5737 | break; | |
5738 | } | |
5739 | ||
5740 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5741 | return 0; | |
5742 | } | |
5743 | ||
5744 | /* Check that all mandatory fields are present. */ | |
5745 | for (i = 0; i < nkeywords; ++i) | |
5746 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5747 | return 0; | |
5748 | ||
5749 | return NILP (plist); | |
5750 | } | |
5751 | ||
5752 | ||
5753 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5754 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5755 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5756 | ||
5757 | static Lisp_Object | |
5758 | image_spec_value (spec, key, found) | |
5759 | Lisp_Object spec, key; | |
5760 | int *found; | |
5761 | { | |
5762 | Lisp_Object tail; | |
5763 | ||
5764 | xassert (valid_image_p (spec)); | |
5765 | ||
5766 | for (tail = XCDR (spec); | |
5767 | CONSP (tail) && CONSP (XCDR (tail)); | |
5768 | tail = XCDR (XCDR (tail))) | |
5769 | { | |
5770 | if (EQ (XCAR (tail), key)) | |
5771 | { | |
5772 | if (found) | |
5773 | *found = 1; | |
5774 | return XCAR (XCDR (tail)); | |
5775 | } | |
5776 | } | |
5777 | ||
5778 | if (found) | |
5779 | *found = 0; | |
5780 | return Qnil; | |
5781 | } | |
5782 | ||
5783 | ||
42677916 | 5784 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
7ee72033 | 5785 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). |
c061c855 GM |
5786 | PIXELS non-nil means return the size in pixels, otherwise return the |
5787 | size in canonical character units. | |
5788 | FRAME is the frame on which the image will be displayed. FRAME nil | |
7ee72033 MB |
5789 | or omitted means use the selected frame. */) |
5790 | (spec, pixels, frame) | |
42677916 GM |
5791 | Lisp_Object spec, pixels, frame; |
5792 | { | |
5793 | Lisp_Object size; | |
5794 | ||
5795 | size = Qnil; | |
5796 | if (valid_image_p (spec)) | |
5797 | { | |
5798 | struct frame *f = check_x_frame (frame); | |
83676598 | 5799 | int id = lookup_image (f, spec); |
42677916 | 5800 | struct image *img = IMAGE_FROM_ID (f, id); |
3ed61e75 GM |
5801 | int width = img->width + 2 * img->hmargin; |
5802 | int height = img->height + 2 * img->vmargin; | |
42677916 GM |
5803 | |
5804 | if (NILP (pixels)) | |
5805 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
5806 | make_float ((double) height / CANON_Y_UNIT (f))); | |
5807 | else | |
5808 | size = Fcons (make_number (width), make_number (height)); | |
5809 | } | |
5810 | else | |
5811 | error ("Invalid image specification"); | |
5812 | ||
5813 | return size; | |
5814 | } | |
5815 | ||
333b20bb | 5816 | |
b243755a | 5817 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
7ee72033 | 5818 | doc: /* Return t if image SPEC has a mask bitmap. |
c061c855 | 5819 | FRAME is the frame on which the image will be displayed. FRAME nil |
7ee72033 MB |
5820 | or omitted means use the selected frame. */) |
5821 | (spec, frame) | |
b243755a GM |
5822 | Lisp_Object spec, frame; |
5823 | { | |
5824 | Lisp_Object mask; | |
5825 | ||
5826 | mask = Qnil; | |
5827 | if (valid_image_p (spec)) | |
5828 | { | |
5829 | struct frame *f = check_x_frame (frame); | |
83676598 | 5830 | int id = lookup_image (f, spec); |
b243755a GM |
5831 | struct image *img = IMAGE_FROM_ID (f, id); |
5832 | if (img->mask) | |
5833 | mask = Qt; | |
5834 | } | |
5835 | else | |
5836 | error ("Invalid image specification"); | |
5837 | ||
5838 | return mask; | |
5839 | } | |
5840 | ||
5841 | ||
333b20bb GM |
5842 | \f |
5843 | /*********************************************************************** | |
5844 | Image type independent image structures | |
5845 | ***********************************************************************/ | |
5846 | ||
5847 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5848 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5849 | ||
5850 | ||
5851 | /* Allocate and return a new image structure for image specification | |
5852 | SPEC. SPEC has a hash value of HASH. */ | |
5853 | ||
5854 | static struct image * | |
5855 | make_image (spec, hash) | |
5856 | Lisp_Object spec; | |
5857 | unsigned hash; | |
5858 | { | |
5859 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5860 | ||
5861 | xassert (valid_image_p (spec)); | |
5862 | bzero (img, sizeof *img); | |
5863 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5864 | xassert (img->type != NULL); | |
5865 | img->spec = spec; | |
5866 | img->data.lisp_val = Qnil; | |
5867 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
5868 | img->hash = hash; | |
5869 | return img; | |
5870 | } | |
5871 | ||
5872 | ||
5873 | /* Free image IMG which was used on frame F, including its resources. */ | |
5874 | ||
5875 | static void | |
5876 | free_image (f, img) | |
5877 | struct frame *f; | |
5878 | struct image *img; | |
5879 | { | |
5880 | if (img) | |
5881 | { | |
5882 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5883 | ||
5884 | /* Remove IMG from the hash table of its cache. */ | |
5885 | if (img->prev) | |
5886 | img->prev->next = img->next; | |
5887 | else | |
5888 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
5889 | ||
5890 | if (img->next) | |
5891 | img->next->prev = img->prev; | |
5892 | ||
5893 | c->images[img->id] = NULL; | |
5894 | ||
5895 | /* Free resources, then free IMG. */ | |
5896 | img->type->free (f, img); | |
5897 | xfree (img); | |
5898 | } | |
5899 | } | |
5900 | ||
5901 | ||
5902 | /* Prepare image IMG for display on frame F. Must be called before | |
5903 | drawing an image. */ | |
5904 | ||
5905 | void | |
5906 | prepare_image_for_display (f, img) | |
5907 | struct frame *f; | |
5908 | struct image *img; | |
5909 | { | |
5910 | EMACS_TIME t; | |
5911 | ||
5912 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
5913 | EMACS_GET_TIME (t); | |
5914 | img->timestamp = EMACS_SECS (t); | |
5915 | ||
5916 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
5917 | type dependent loader function. */ | |
dd00328a | 5918 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 5919 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5920 | } |
5921 | ||
5922 | ||
7c7ff7f5 GM |
5923 | /* Value is the number of pixels for the ascent of image IMG when |
5924 | drawn in face FACE. */ | |
5925 | ||
5926 | int | |
5927 | image_ascent (img, face) | |
5928 | struct image *img; | |
5929 | struct face *face; | |
5930 | { | |
3ed61e75 | 5931 | int height = img->height + img->vmargin; |
7c7ff7f5 GM |
5932 | int ascent; |
5933 | ||
5934 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
5935 | { | |
5936 | if (face->font) | |
3694cb3f MB |
5937 | /* This expression is arranged so that if the image can't be |
5938 | exactly centered, it will be moved slightly up. This is | |
5939 | because a typical font is `top-heavy' (due to the presence | |
5940 | uppercase letters), so the image placement should err towards | |
5941 | being top-heavy too. It also just generally looks better. */ | |
5942 | ascent = (height + face->font->ascent - face->font->descent + 1) / 2; | |
7c7ff7f5 GM |
5943 | else |
5944 | ascent = height / 2; | |
5945 | } | |
5946 | else | |
5947 | ascent = height * img->ascent / 100.0; | |
5948 | ||
5949 | return ascent; | |
5950 | } | |
5951 | ||
f20a3b7a MB |
5952 | \f |
5953 | /* Image background colors. */ | |
5954 | ||
5955 | static unsigned long | |
5956 | four_corners_best (ximg, width, height) | |
5957 | XImage *ximg; | |
5958 | unsigned long width, height; | |
5959 | { | |
b350c2e5 GM |
5960 | unsigned long corners[4], best; |
5961 | int i, best_count; | |
f20a3b7a | 5962 | |
b350c2e5 GM |
5963 | /* Get the colors at the corners of ximg. */ |
5964 | corners[0] = XGetPixel (ximg, 0, 0); | |
5965 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
5966 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
5967 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
f20a3b7a | 5968 | |
b350c2e5 GM |
5969 | /* Choose the most frequently found color as background. */ |
5970 | for (i = best_count = 0; i < 4; ++i) | |
5971 | { | |
5972 | int j, n; | |
f20a3b7a | 5973 | |
b350c2e5 GM |
5974 | for (j = n = 0; j < 4; ++j) |
5975 | if (corners[i] == corners[j]) | |
5976 | ++n; | |
f20a3b7a | 5977 | |
b350c2e5 GM |
5978 | if (n > best_count) |
5979 | best = corners[i], best_count = n; | |
5980 | } | |
f20a3b7a | 5981 | |
b350c2e5 | 5982 | return best; |
f20a3b7a MB |
5983 | } |
5984 | ||
5985 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
5986 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
5987 | object to use for the heuristic. */ | |
5988 | ||
5989 | unsigned long | |
5990 | image_background (img, f, ximg) | |
5991 | struct image *img; | |
5992 | struct frame *f; | |
5993 | XImage *ximg; | |
5994 | { | |
5995 | if (! img->background_valid) | |
5996 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
5997 | { | |
5998 | int free_ximg = !ximg; | |
5999 | ||
6000 | if (! ximg) | |
6001 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
6002 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
6003 | ||
6004 | img->background = four_corners_best (ximg, img->width, img->height); | |
6005 | ||
6006 | if (free_ximg) | |
6007 | XDestroyImage (ximg); | |
6008 | ||
6009 | img->background_valid = 1; | |
6010 | } | |
6011 | ||
6012 | return img->background; | |
6013 | } | |
6014 | ||
6015 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
6016 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
6017 | existing XImage object to use for the heuristic. */ | |
6018 | ||
6019 | int | |
6020 | image_background_transparent (img, f, mask) | |
6021 | struct image *img; | |
6022 | struct frame *f; | |
6023 | XImage *mask; | |
6024 | { | |
6025 | if (! img->background_transparent_valid) | |
6026 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
6027 | { | |
6028 | if (img->mask) | |
6029 | { | |
6030 | int free_mask = !mask; | |
6031 | ||
6032 | if (! mask) | |
6033 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
6034 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
6035 | ||
6036 | img->background_transparent | |
6037 | = !four_corners_best (mask, img->width, img->height); | |
6038 | ||
6039 | if (free_mask) | |
6040 | XDestroyImage (mask); | |
6041 | } | |
6042 | else | |
6043 | img->background_transparent = 0; | |
6044 | ||
6045 | img->background_transparent_valid = 1; | |
6046 | } | |
6047 | ||
6048 | return img->background_transparent; | |
6049 | } | |
7c7ff7f5 | 6050 | |
333b20bb GM |
6051 | \f |
6052 | /*********************************************************************** | |
6053 | Helper functions for X image types | |
6054 | ***********************************************************************/ | |
6055 | ||
dd00328a GM |
6056 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
6057 | int, int)); | |
333b20bb GM |
6058 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
6059 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
6060 | struct image *img, | |
6061 | Lisp_Object color_name, | |
6062 | unsigned long dflt)); | |
6063 | ||
dd00328a GM |
6064 | |
6065 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
6066 | free the pixmap if any. MASK_P non-zero means clear the mask | |
6067 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
6068 | the image, if any. */ | |
333b20bb GM |
6069 | |
6070 | static void | |
dd00328a | 6071 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
6072 | struct frame *f; |
6073 | struct image *img; | |
dd00328a | 6074 | int pixmap_p, mask_p, colors_p; |
333b20bb | 6075 | { |
dd00328a | 6076 | if (pixmap_p && img->pixmap) |
333b20bb | 6077 | { |
333b20bb | 6078 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 6079 | img->pixmap = None; |
f20a3b7a | 6080 | img->background_valid = 0; |
f4779de9 GM |
6081 | } |
6082 | ||
dd00328a | 6083 | if (mask_p && img->mask) |
f4779de9 GM |
6084 | { |
6085 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 6086 | img->mask = None; |
f20a3b7a | 6087 | img->background_transparent_valid = 0; |
333b20bb GM |
6088 | } |
6089 | ||
dd00328a | 6090 | if (colors_p && img->ncolors) |
333b20bb | 6091 | { |
462d5d40 | 6092 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
6093 | xfree (img->colors); |
6094 | img->colors = NULL; | |
6095 | img->ncolors = 0; | |
6096 | } | |
dd00328a GM |
6097 | } |
6098 | ||
6099 | /* Free X resources of image IMG which is used on frame F. */ | |
6100 | ||
6101 | static void | |
6102 | x_clear_image (f, img) | |
6103 | struct frame *f; | |
6104 | struct image *img; | |
6105 | { | |
6106 | BLOCK_INPUT; | |
6107 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 6108 | UNBLOCK_INPUT; |
333b20bb GM |
6109 | } |
6110 | ||
6111 | ||
6112 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
6113 | cannot be allocated, use DFLT. Add a newly allocated color to | |
6114 | IMG->colors, so that it can be freed again. Value is the pixel | |
6115 | color. */ | |
6116 | ||
6117 | static unsigned long | |
6118 | x_alloc_image_color (f, img, color_name, dflt) | |
6119 | struct frame *f; | |
6120 | struct image *img; | |
6121 | Lisp_Object color_name; | |
6122 | unsigned long dflt; | |
6123 | { | |
6124 | XColor color; | |
6125 | unsigned long result; | |
6126 | ||
6127 | xassert (STRINGP (color_name)); | |
6128 | ||
2d764c78 | 6129 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
6130 | { |
6131 | /* This isn't called frequently so we get away with simply | |
6132 | reallocating the color vector to the needed size, here. */ | |
6133 | ++img->ncolors; | |
6134 | img->colors = | |
6135 | (unsigned long *) xrealloc (img->colors, | |
6136 | img->ncolors * sizeof *img->colors); | |
6137 | img->colors[img->ncolors - 1] = color.pixel; | |
6138 | result = color.pixel; | |
6139 | } | |
6140 | else | |
6141 | result = dflt; | |
6142 | ||
6143 | return result; | |
6144 | } | |
6145 | ||
6146 | ||
6147 | \f | |
6148 | /*********************************************************************** | |
6149 | Image Cache | |
6150 | ***********************************************************************/ | |
6151 | ||
6152 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
ad18ffb1 | 6153 | static void postprocess_image P_ ((struct frame *, struct image *)); |
333b20bb GM |
6154 | |
6155 | ||
6156 | /* Return a new, initialized image cache that is allocated from the | |
6157 | heap. Call free_image_cache to free an image cache. */ | |
6158 | ||
6159 | struct image_cache * | |
6160 | make_image_cache () | |
6161 | { | |
6162 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
6163 | int size; | |
6164 | ||
6165 | bzero (c, sizeof *c); | |
6166 | c->size = 50; | |
6167 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
6168 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
6169 | c->buckets = (struct image **) xmalloc (size); | |
6170 | bzero (c->buckets, size); | |
6171 | return c; | |
6172 | } | |
6173 | ||
6174 | ||
6175 | /* Free image cache of frame F. Be aware that X frames share images | |
6176 | caches. */ | |
6177 | ||
6178 | void | |
6179 | free_image_cache (f) | |
6180 | struct frame *f; | |
6181 | { | |
6182 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6183 | if (c) | |
6184 | { | |
6185 | int i; | |
6186 | ||
6187 | /* Cache should not be referenced by any frame when freed. */ | |
6188 | xassert (c->refcount == 0); | |
6189 | ||
6190 | for (i = 0; i < c->used; ++i) | |
6191 | free_image (f, c->images[i]); | |
6192 | xfree (c->images); | |
333b20bb | 6193 | xfree (c->buckets); |
e3130015 | 6194 | xfree (c); |
333b20bb GM |
6195 | FRAME_X_IMAGE_CACHE (f) = NULL; |
6196 | } | |
6197 | } | |
6198 | ||
6199 | ||
6200 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
6201 | images. FORCE_P zero means clear only images that haven't been | |
6202 | displayed for some time. Should be called from time to time to | |
6203 | reduce the number of loaded images. If image-eviction-seconds is | |
6204 | non-nil, this frees images in the cache which weren't displayed for | |
6205 | at least that many seconds. */ | |
6206 | ||
6207 | void | |
6208 | clear_image_cache (f, force_p) | |
6209 | struct frame *f; | |
6210 | int force_p; | |
6211 | { | |
6212 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6213 | ||
83676598 | 6214 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
6215 | { |
6216 | EMACS_TIME t; | |
6217 | unsigned long old; | |
f4779de9 | 6218 | int i, nfreed; |
333b20bb GM |
6219 | |
6220 | EMACS_GET_TIME (t); | |
fcf431dc | 6221 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
6222 | |
6223 | /* Block input so that we won't be interrupted by a SIGIO | |
6224 | while being in an inconsistent state. */ | |
6225 | BLOCK_INPUT; | |
333b20bb | 6226 | |
f4779de9 | 6227 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
6228 | { |
6229 | struct image *img = c->images[i]; | |
6230 | if (img != NULL | |
f4779de9 | 6231 | && (force_p || img->timestamp < old)) |
333b20bb GM |
6232 | { |
6233 | free_image (f, img); | |
f4779de9 | 6234 | ++nfreed; |
333b20bb GM |
6235 | } |
6236 | } | |
6237 | ||
6238 | /* We may be clearing the image cache because, for example, | |
6239 | Emacs was iconified for a longer period of time. In that | |
6240 | case, current matrices may still contain references to | |
6241 | images freed above. So, clear these matrices. */ | |
f4779de9 | 6242 | if (nfreed) |
333b20bb | 6243 | { |
f4779de9 GM |
6244 | Lisp_Object tail, frame; |
6245 | ||
6246 | FOR_EACH_FRAME (tail, frame) | |
6247 | { | |
6248 | struct frame *f = XFRAME (frame); | |
6249 | if (FRAME_X_P (f) | |
6250 | && FRAME_X_IMAGE_CACHE (f) == c) | |
83676598 | 6251 | clear_current_matrices (f); |
f4779de9 GM |
6252 | } |
6253 | ||
333b20bb GM |
6254 | ++windows_or_buffers_changed; |
6255 | } | |
f4779de9 GM |
6256 | |
6257 | UNBLOCK_INPUT; | |
333b20bb GM |
6258 | } |
6259 | } | |
6260 | ||
6261 | ||
6262 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
6263 | 0, 1, 0, | |
7ee72033 | 6264 | doc: /* Clear the image cache of FRAME. |
c061c855 | 6265 | FRAME nil or omitted means use the selected frame. |
7ee72033 MB |
6266 | FRAME t means clear the image caches of all frames. */) |
6267 | (frame) | |
333b20bb GM |
6268 | Lisp_Object frame; |
6269 | { | |
6270 | if (EQ (frame, Qt)) | |
6271 | { | |
6272 | Lisp_Object tail; | |
6273 | ||
6274 | FOR_EACH_FRAME (tail, frame) | |
6275 | if (FRAME_X_P (XFRAME (frame))) | |
6276 | clear_image_cache (XFRAME (frame), 1); | |
6277 | } | |
6278 | else | |
6279 | clear_image_cache (check_x_frame (frame), 1); | |
6280 | ||
6281 | return Qnil; | |
6282 | } | |
6283 | ||
6284 | ||
ad18ffb1 GM |
6285 | /* Compute masks and transform image IMG on frame F, as specified |
6286 | by the image's specification, */ | |
6287 | ||
6288 | static void | |
6289 | postprocess_image (f, img) | |
6290 | struct frame *f; | |
6291 | struct image *img; | |
6292 | { | |
6293 | /* Manipulation of the image's mask. */ | |
6294 | if (img->pixmap) | |
6295 | { | |
6296 | Lisp_Object conversion, spec; | |
6297 | Lisp_Object mask; | |
6298 | ||
6299 | spec = img->spec; | |
6300 | ||
6301 | /* `:heuristic-mask t' | |
6302 | `:mask heuristic' | |
6303 | means build a mask heuristically. | |
6304 | `:heuristic-mask (R G B)' | |
6305 | `:mask (heuristic (R G B))' | |
6306 | means build a mask from color (R G B) in the | |
6307 | image. | |
6308 | `:mask nil' | |
6309 | means remove a mask, if any. */ | |
6310 | ||
6311 | mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
6312 | if (!NILP (mask)) | |
6313 | x_build_heuristic_mask (f, img, mask); | |
6314 | else | |
6315 | { | |
6316 | int found_p; | |
6317 | ||
6318 | mask = image_spec_value (spec, QCmask, &found_p); | |
6319 | ||
6320 | if (EQ (mask, Qheuristic)) | |
6321 | x_build_heuristic_mask (f, img, Qt); | |
6322 | else if (CONSP (mask) | |
6323 | && EQ (XCAR (mask), Qheuristic)) | |
6324 | { | |
6325 | if (CONSP (XCDR (mask))) | |
6326 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
6327 | else | |
6328 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
6329 | } | |
6330 | else if (NILP (mask) && found_p && img->mask) | |
6331 | { | |
6332 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
6333 | img->mask = None; | |
6334 | } | |
6335 | } | |
6336 | ||
6337 | ||
6338 | /* Should we apply an image transformation algorithm? */ | |
6339 | conversion = image_spec_value (spec, QCconversion, NULL); | |
6340 | if (EQ (conversion, Qdisabled)) | |
6341 | x_disable_image (f, img); | |
6342 | else if (EQ (conversion, Qlaplace)) | |
6343 | x_laplace (f, img); | |
6344 | else if (EQ (conversion, Qemboss)) | |
6345 | x_emboss (f, img); | |
6346 | else if (CONSP (conversion) | |
6347 | && EQ (XCAR (conversion), Qedge_detection)) | |
6348 | { | |
6349 | Lisp_Object tem; | |
6350 | tem = XCDR (conversion); | |
6351 | if (CONSP (tem)) | |
6352 | x_edge_detection (f, img, | |
6353 | Fplist_get (tem, QCmatrix), | |
6354 | Fplist_get (tem, QCcolor_adjustment)); | |
6355 | } | |
6356 | } | |
6357 | } | |
6358 | ||
6359 | ||
333b20bb | 6360 | /* Return the id of image with Lisp specification SPEC on frame F. |
83676598 | 6361 | SPEC must be a valid Lisp image specification (see valid_image_p). */ |
333b20bb GM |
6362 | |
6363 | int | |
83676598 | 6364 | lookup_image (f, spec) |
333b20bb GM |
6365 | struct frame *f; |
6366 | Lisp_Object spec; | |
6367 | { | |
6368 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6369 | struct image *img; | |
6370 | int i; | |
6371 | unsigned hash; | |
6372 | struct gcpro gcpro1; | |
4f7ca1f1 | 6373 | EMACS_TIME now; |
333b20bb GM |
6374 | |
6375 | /* F must be a window-system frame, and SPEC must be a valid image | |
6376 | specification. */ | |
6377 | xassert (FRAME_WINDOW_P (f)); | |
6378 | xassert (valid_image_p (spec)); | |
6379 | ||
6380 | GCPRO1 (spec); | |
6381 | ||
6382 | /* Look up SPEC in the hash table of the image cache. */ | |
6383 | hash = sxhash (spec, 0); | |
6384 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6385 | ||
6386 | for (img = c->buckets[i]; img; img = img->next) | |
6387 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
6388 | break; | |
6389 | ||
6390 | /* If not found, create a new image and cache it. */ | |
6391 | if (img == NULL) | |
6392 | { | |
ad18ffb1 GM |
6393 | extern Lisp_Object Qpostscript; |
6394 | ||
28c7826c | 6395 | BLOCK_INPUT; |
333b20bb GM |
6396 | img = make_image (spec, hash); |
6397 | cache_image (f, img); | |
83676598 | 6398 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
6399 | |
6400 | /* If we can't load the image, and we don't have a width and | |
6401 | height, use some arbitrary width and height so that we can | |
6402 | draw a rectangle for it. */ | |
83676598 | 6403 | if (img->load_failed_p) |
333b20bb GM |
6404 | { |
6405 | Lisp_Object value; | |
6406 | ||
6407 | value = image_spec_value (spec, QCwidth, NULL); | |
6408 | img->width = (INTEGERP (value) | |
6409 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
6410 | value = image_spec_value (spec, QCheight, NULL); | |
6411 | img->height = (INTEGERP (value) | |
6412 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
6413 | } | |
6414 | else | |
6415 | { | |
6416 | /* Handle image type independent image attributes | |
f20a3b7a MB |
6417 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
6418 | `:background COLOR'. */ | |
6419 | Lisp_Object ascent, margin, relief, bg; | |
333b20bb GM |
6420 | |
6421 | ascent = image_spec_value (spec, QCascent, NULL); | |
6422 | if (INTEGERP (ascent)) | |
6423 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
6424 | else if (EQ (ascent, Qcenter)) |
6425 | img->ascent = CENTERED_IMAGE_ASCENT; | |
333b20bb GM |
6426 | |
6427 | margin = image_spec_value (spec, QCmargin, NULL); | |
6428 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
3ed61e75 GM |
6429 | img->vmargin = img->hmargin = XFASTINT (margin); |
6430 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
6431 | && INTEGERP (XCDR (margin))) | |
6432 | { | |
6433 | if (XINT (XCAR (margin)) > 0) | |
6434 | img->hmargin = XFASTINT (XCAR (margin)); | |
6435 | if (XINT (XCDR (margin)) > 0) | |
6436 | img->vmargin = XFASTINT (XCDR (margin)); | |
6437 | } | |
333b20bb GM |
6438 | |
6439 | relief = image_spec_value (spec, QCrelief, NULL); | |
6440 | if (INTEGERP (relief)) | |
6441 | { | |
6442 | img->relief = XINT (relief); | |
3ed61e75 GM |
6443 | img->hmargin += abs (img->relief); |
6444 | img->vmargin += abs (img->relief); | |
333b20bb GM |
6445 | } |
6446 | ||
f20a3b7a MB |
6447 | if (! img->background_valid) |
6448 | { | |
6449 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
6450 | if (!NILP (bg)) | |
6451 | { | |
6452 | img->background | |
6453 | = x_alloc_image_color (f, img, bg, | |
6454 | FRAME_BACKGROUND_PIXEL (f)); | |
6455 | img->background_valid = 1; | |
6456 | } | |
6457 | } | |
6458 | ||
ad18ffb1 GM |
6459 | /* Do image transformations and compute masks, unless we |
6460 | don't have the image yet. */ | |
6461 | if (!EQ (*img->type->type, Qpostscript)) | |
6462 | postprocess_image (f, img); | |
333b20bb | 6463 | } |
dd00328a | 6464 | |
28c7826c GM |
6465 | UNBLOCK_INPUT; |
6466 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
6467 | } |
6468 | ||
4f7ca1f1 GM |
6469 | /* We're using IMG, so set its timestamp to `now'. */ |
6470 | EMACS_GET_TIME (now); | |
6471 | img->timestamp = EMACS_SECS (now); | |
6472 | ||
333b20bb GM |
6473 | UNGCPRO; |
6474 | ||
6475 | /* Value is the image id. */ | |
6476 | return img->id; | |
6477 | } | |
6478 | ||
6479 | ||
6480 | /* Cache image IMG in the image cache of frame F. */ | |
6481 | ||
6482 | static void | |
6483 | cache_image (f, img) | |
6484 | struct frame *f; | |
6485 | struct image *img; | |
6486 | { | |
6487 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6488 | int i; | |
6489 | ||
6490 | /* Find a free slot in c->images. */ | |
6491 | for (i = 0; i < c->used; ++i) | |
6492 | if (c->images[i] == NULL) | |
6493 | break; | |
6494 | ||
6495 | /* If no free slot found, maybe enlarge c->images. */ | |
6496 | if (i == c->used && c->used == c->size) | |
6497 | { | |
6498 | c->size *= 2; | |
6499 | c->images = (struct image **) xrealloc (c->images, | |
6500 | c->size * sizeof *c->images); | |
6501 | } | |
6502 | ||
6503 | /* Add IMG to c->images, and assign IMG an id. */ | |
6504 | c->images[i] = img; | |
6505 | img->id = i; | |
6506 | if (i == c->used) | |
6507 | ++c->used; | |
6508 | ||
6509 | /* Add IMG to the cache's hash table. */ | |
6510 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6511 | img->next = c->buckets[i]; | |
6512 | if (img->next) | |
6513 | img->next->prev = img; | |
6514 | img->prev = NULL; | |
6515 | c->buckets[i] = img; | |
6516 | } | |
6517 | ||
6518 | ||
6519 | /* Call FN on every image in the image cache of frame F. Used to mark | |
6520 | Lisp Objects in the image cache. */ | |
6521 | ||
6522 | void | |
6523 | forall_images_in_image_cache (f, fn) | |
6524 | struct frame *f; | |
6525 | void (*fn) P_ ((struct image *img)); | |
6526 | { | |
6527 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
6528 | { | |
6529 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6530 | if (c) | |
6531 | { | |
6532 | int i; | |
6533 | for (i = 0; i < c->used; ++i) | |
6534 | if (c->images[i]) | |
6535 | fn (c->images[i]); | |
6536 | } | |
6537 | } | |
6538 | } | |
6539 | ||
6540 | ||
6541 | \f | |
6542 | /*********************************************************************** | |
6543 | X support code | |
6544 | ***********************************************************************/ | |
6545 | ||
45158a91 GM |
6546 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
6547 | XImage **, Pixmap *)); | |
333b20bb GM |
6548 | static void x_destroy_x_image P_ ((XImage *)); |
6549 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
6550 | ||
6551 | ||
6552 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
6553 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
6554 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
6555 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 6556 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
6557 | |
6558 | static int | |
45158a91 | 6559 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 6560 | struct frame *f; |
333b20bb GM |
6561 | int width, height, depth; |
6562 | XImage **ximg; | |
6563 | Pixmap *pixmap; | |
6564 | { | |
6565 | Display *display = FRAME_X_DISPLAY (f); | |
6566 | Screen *screen = FRAME_X_SCREEN (f); | |
6567 | Window window = FRAME_X_WINDOW (f); | |
6568 | ||
6569 | xassert (interrupt_input_blocked); | |
6570 | ||
6571 | if (depth <= 0) | |
6572 | depth = DefaultDepthOfScreen (screen); | |
6573 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
6574 | depth, ZPixmap, 0, NULL, width, height, | |
6575 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
6576 | if (*ximg == NULL) | |
6577 | { | |
45158a91 | 6578 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
6579 | return 0; |
6580 | } | |
6581 | ||
6582 | /* Allocate image raster. */ | |
6583 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
6584 | ||
6585 | /* Allocate a pixmap of the same size. */ | |
6586 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 6587 | if (*pixmap == None) |
333b20bb GM |
6588 | { |
6589 | x_destroy_x_image (*ximg); | |
6590 | *ximg = NULL; | |
45158a91 | 6591 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
6592 | return 0; |
6593 | } | |
6594 | ||
6595 | return 1; | |
6596 | } | |
6597 | ||
6598 | ||
6599 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
6600 | ||
6601 | static void | |
6602 | x_destroy_x_image (ximg) | |
6603 | XImage *ximg; | |
6604 | { | |
6605 | xassert (interrupt_input_blocked); | |
6606 | if (ximg) | |
6607 | { | |
6608 | xfree (ximg->data); | |
6609 | ximg->data = NULL; | |
6610 | XDestroyImage (ximg); | |
6611 | } | |
6612 | } | |
6613 | ||
6614 | ||
6615 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
6616 | are width and height of both the image and pixmap. */ | |
6617 | ||
ea6b19ca | 6618 | static void |
333b20bb GM |
6619 | x_put_x_image (f, ximg, pixmap, width, height) |
6620 | struct frame *f; | |
6621 | XImage *ximg; | |
6622 | Pixmap pixmap; | |
6623 | { | |
6624 | GC gc; | |
6625 | ||
6626 | xassert (interrupt_input_blocked); | |
6627 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
6628 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
6629 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
6630 | } | |
6631 | ||
6632 | ||
6633 | \f | |
6634 | /*********************************************************************** | |
5be6c3b0 | 6635 | File Handling |
333b20bb GM |
6636 | ***********************************************************************/ |
6637 | ||
6638 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
6639 | static char *slurp_file P_ ((char *, int *)); |
6640 | ||
333b20bb GM |
6641 | |
6642 | /* Find image file FILE. Look in data-directory, then | |
6643 | x-bitmap-file-path. Value is the full name of the file found, or | |
6644 | nil if not found. */ | |
6645 | ||
6646 | static Lisp_Object | |
6647 | x_find_image_file (file) | |
6648 | Lisp_Object file; | |
6649 | { | |
6650 | Lisp_Object file_found, search_path; | |
6651 | struct gcpro gcpro1, gcpro2; | |
6652 | int fd; | |
6653 | ||
6654 | file_found = Qnil; | |
6655 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
6656 | GCPRO2 (file_found, search_path); | |
6657 | ||
6658 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
c0ec53ad | 6659 | fd = openp (search_path, file, Qnil, &file_found, 0); |
333b20bb | 6660 | |
939d6465 | 6661 | if (fd == -1) |
333b20bb GM |
6662 | file_found = Qnil; |
6663 | else | |
6664 | close (fd); | |
6665 | ||
6666 | UNGCPRO; | |
6667 | return file_found; | |
6668 | } | |
6669 | ||
6670 | ||
5be6c3b0 GM |
6671 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
6672 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 6673 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
6674 | |
6675 | static char * | |
6676 | slurp_file (file, size) | |
6677 | char *file; | |
6678 | int *size; | |
6679 | { | |
6680 | FILE *fp = NULL; | |
6681 | char *buf = NULL; | |
6682 | struct stat st; | |
6683 | ||
6684 | if (stat (file, &st) == 0 | |
6685 | && (fp = fopen (file, "r")) != NULL | |
6686 | && (buf = (char *) xmalloc (st.st_size), | |
6687 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
6688 | { | |
6689 | *size = st.st_size; | |
6690 | fclose (fp); | |
6691 | } | |
6692 | else | |
6693 | { | |
6694 | if (fp) | |
6695 | fclose (fp); | |
6696 | if (buf) | |
6697 | { | |
6698 | xfree (buf); | |
6699 | buf = NULL; | |
6700 | } | |
6701 | } | |
6702 | ||
6703 | return buf; | |
6704 | } | |
6705 | ||
6706 | ||
333b20bb GM |
6707 | \f |
6708 | /*********************************************************************** | |
6709 | XBM images | |
6710 | ***********************************************************************/ | |
6711 | ||
5be6c3b0 | 6712 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 6713 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
6714 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
6715 | char *, char *)); | |
333b20bb | 6716 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
6717 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
6718 | unsigned char **)); | |
6719 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
6720 | |
6721 | ||
6722 | /* Indices of image specification fields in xbm_format, below. */ | |
6723 | ||
6724 | enum xbm_keyword_index | |
6725 | { | |
6726 | XBM_TYPE, | |
6727 | XBM_FILE, | |
6728 | XBM_WIDTH, | |
6729 | XBM_HEIGHT, | |
6730 | XBM_DATA, | |
6731 | XBM_FOREGROUND, | |
6732 | XBM_BACKGROUND, | |
6733 | XBM_ASCENT, | |
6734 | XBM_MARGIN, | |
6735 | XBM_RELIEF, | |
6736 | XBM_ALGORITHM, | |
6737 | XBM_HEURISTIC_MASK, | |
4a8e312c | 6738 | XBM_MASK, |
333b20bb GM |
6739 | XBM_LAST |
6740 | }; | |
6741 | ||
6742 | /* Vector of image_keyword structures describing the format | |
6743 | of valid XBM image specifications. */ | |
6744 | ||
6745 | static struct image_keyword xbm_format[XBM_LAST] = | |
6746 | { | |
6747 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6748 | {":file", IMAGE_STRING_VALUE, 0}, | |
6749 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6750 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6751 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6f1be3b9 GM |
6752 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
6753 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
7c7ff7f5 | 6754 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 6755 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 6756 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 6757 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
6758 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6759 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
6760 | }; |
6761 | ||
6762 | /* Structure describing the image type XBM. */ | |
6763 | ||
6764 | static struct image_type xbm_type = | |
6765 | { | |
6766 | &Qxbm, | |
6767 | xbm_image_p, | |
6768 | xbm_load, | |
6769 | x_clear_image, | |
6770 | NULL | |
6771 | }; | |
6772 | ||
6773 | /* Tokens returned from xbm_scan. */ | |
6774 | ||
6775 | enum xbm_token | |
6776 | { | |
6777 | XBM_TK_IDENT = 256, | |
6778 | XBM_TK_NUMBER | |
6779 | }; | |
6780 | ||
6781 | ||
6782 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6783 | A valid specification is a list starting with the symbol `image' | |
6784 | The rest of the list is a property list which must contain an | |
6785 | entry `:type xbm.. | |
6786 | ||
6787 | If the specification specifies a file to load, it must contain | |
6788 | an entry `:file FILENAME' where FILENAME is a string. | |
6789 | ||
6790 | If the specification is for a bitmap loaded from memory it must | |
6791 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6792 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6793 | ||
6794 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6795 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6796 | ||
6797 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6798 | ||
6799 | 3. a vector of strings or bool-vectors, one for each line of the | |
6800 | bitmap. | |
6801 | ||
5be6c3b0 GM |
6802 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
6803 | may not be specified in this case because they are defined in the | |
6804 | XBM file. | |
6805 | ||
333b20bb GM |
6806 | Both the file and data forms may contain the additional entries |
6807 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6808 | foreground and background of the frame on which the image is | |
e3130015 | 6809 | displayed is used. */ |
333b20bb GM |
6810 | |
6811 | static int | |
6812 | xbm_image_p (object) | |
6813 | Lisp_Object object; | |
6814 | { | |
6815 | struct image_keyword kw[XBM_LAST]; | |
6816 | ||
6817 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6818 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6819 | return 0; |
6820 | ||
6821 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6822 | ||
6823 | if (kw[XBM_FILE].count) | |
6824 | { | |
6825 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6826 | return 0; | |
6827 | } | |
5be6c3b0 GM |
6828 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
6829 | { | |
6830 | /* In-memory XBM file. */ | |
6831 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
6832 | return 0; | |
6833 | } | |
333b20bb GM |
6834 | else |
6835 | { | |
6836 | Lisp_Object data; | |
6837 | int width, height; | |
6838 | ||
6839 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6840 | if (!kw[XBM_WIDTH].count | |
6841 | || !kw[XBM_HEIGHT].count | |
6842 | || !kw[XBM_DATA].count) | |
6843 | return 0; | |
6844 | ||
6845 | data = kw[XBM_DATA].value; | |
6846 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6847 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6848 | ||
6849 | /* Check type of data, and width and height against contents of | |
6850 | data. */ | |
6851 | if (VECTORP (data)) | |
6852 | { | |
6853 | int i; | |
6854 | ||
6855 | /* Number of elements of the vector must be >= height. */ | |
6856 | if (XVECTOR (data)->size < height) | |
6857 | return 0; | |
6858 | ||
6859 | /* Each string or bool-vector in data must be large enough | |
6860 | for one line of the image. */ | |
6861 | for (i = 0; i < height; ++i) | |
6862 | { | |
6863 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6864 | ||
6865 | if (STRINGP (elt)) | |
6866 | { | |
6867 | if (XSTRING (elt)->size | |
6868 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6869 | return 0; | |
6870 | } | |
6871 | else if (BOOL_VECTOR_P (elt)) | |
6872 | { | |
6873 | if (XBOOL_VECTOR (elt)->size < width) | |
6874 | return 0; | |
6875 | } | |
6876 | else | |
6877 | return 0; | |
6878 | } | |
6879 | } | |
6880 | else if (STRINGP (data)) | |
6881 | { | |
6882 | if (XSTRING (data)->size | |
6883 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6884 | return 0; | |
6885 | } | |
6886 | else if (BOOL_VECTOR_P (data)) | |
6887 | { | |
6888 | if (XBOOL_VECTOR (data)->size < width * height) | |
6889 | return 0; | |
6890 | } | |
6891 | else | |
6892 | return 0; | |
6893 | } | |
6894 | ||
333b20bb GM |
6895 | return 1; |
6896 | } | |
6897 | ||
6898 | ||
6899 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6900 | either an enumerator from enum xbm_token, or a character for a | |
6901 | single-character token, or 0 at end of file. If scanning an | |
6902 | identifier, store the lexeme of the identifier in SVAL. If | |
6903 | scanning a number, store its value in *IVAL. */ | |
6904 | ||
6905 | static int | |
5be6c3b0 GM |
6906 | xbm_scan (s, end, sval, ival) |
6907 | char **s, *end; | |
333b20bb GM |
6908 | char *sval; |
6909 | int *ival; | |
6910 | { | |
6911 | int c; | |
0a695da7 GM |
6912 | |
6913 | loop: | |
333b20bb GM |
6914 | |
6915 | /* Skip white space. */ | |
5be6c3b0 | 6916 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
6917 | ; |
6918 | ||
5be6c3b0 | 6919 | if (*s >= end) |
333b20bb GM |
6920 | c = 0; |
6921 | else if (isdigit (c)) | |
6922 | { | |
6923 | int value = 0, digit; | |
6924 | ||
5be6c3b0 | 6925 | if (c == '0' && *s < end) |
333b20bb | 6926 | { |
5be6c3b0 | 6927 | c = *(*s)++; |
333b20bb GM |
6928 | if (c == 'x' || c == 'X') |
6929 | { | |
5be6c3b0 | 6930 | while (*s < end) |
333b20bb | 6931 | { |
5be6c3b0 | 6932 | c = *(*s)++; |
333b20bb GM |
6933 | if (isdigit (c)) |
6934 | digit = c - '0'; | |
6935 | else if (c >= 'a' && c <= 'f') | |
6936 | digit = c - 'a' + 10; | |
6937 | else if (c >= 'A' && c <= 'F') | |
6938 | digit = c - 'A' + 10; | |
6939 | else | |
6940 | break; | |
6941 | value = 16 * value + digit; | |
6942 | } | |
6943 | } | |
6944 | else if (isdigit (c)) | |
6945 | { | |
6946 | value = c - '0'; | |
5be6c3b0 GM |
6947 | while (*s < end |
6948 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6949 | value = 8 * value + c - '0'; |
6950 | } | |
6951 | } | |
6952 | else | |
6953 | { | |
6954 | value = c - '0'; | |
5be6c3b0 GM |
6955 | while (*s < end |
6956 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6957 | value = 10 * value + c - '0'; |
6958 | } | |
6959 | ||
5be6c3b0 GM |
6960 | if (*s < end) |
6961 | *s = *s - 1; | |
333b20bb GM |
6962 | *ival = value; |
6963 | c = XBM_TK_NUMBER; | |
6964 | } | |
6965 | else if (isalpha (c) || c == '_') | |
6966 | { | |
6967 | *sval++ = c; | |
5be6c3b0 GM |
6968 | while (*s < end |
6969 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
6970 | *sval++ = c; |
6971 | *sval = 0; | |
5be6c3b0 GM |
6972 | if (*s < end) |
6973 | *s = *s - 1; | |
333b20bb GM |
6974 | c = XBM_TK_IDENT; |
6975 | } | |
0a695da7 GM |
6976 | else if (c == '/' && **s == '*') |
6977 | { | |
6978 | /* C-style comment. */ | |
6979 | ++*s; | |
6980 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
6981 | ++*s; | |
6982 | if (**s) | |
6983 | { | |
6984 | *s += 2; | |
6985 | goto loop; | |
6986 | } | |
6987 | } | |
333b20bb GM |
6988 | |
6989 | return c; | |
6990 | } | |
6991 | ||
6992 | ||
6993 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
6994 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
6995 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
6996 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
6997 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 6998 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
6999 | |
7000 | static int | |
5be6c3b0 GM |
7001 | xbm_read_bitmap_data (contents, end, width, height, data) |
7002 | char *contents, *end; | |
333b20bb GM |
7003 | int *width, *height; |
7004 | unsigned char **data; | |
7005 | { | |
5be6c3b0 | 7006 | char *s = contents; |
333b20bb GM |
7007 | char buffer[BUFSIZ]; |
7008 | int padding_p = 0; | |
7009 | int v10 = 0; | |
7010 | int bytes_per_line, i, nbytes; | |
7011 | unsigned char *p; | |
7012 | int value; | |
7013 | int LA1; | |
7014 | ||
7015 | #define match() \ | |
5be6c3b0 | 7016 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
7017 | |
7018 | #define expect(TOKEN) \ | |
7019 | if (LA1 != (TOKEN)) \ | |
7020 | goto failure; \ | |
7021 | else \ | |
7022 | match () | |
7023 | ||
7024 | #define expect_ident(IDENT) \ | |
7025 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
7026 | match (); \ | |
7027 | else \ | |
7028 | goto failure | |
7029 | ||
333b20bb | 7030 | *width = *height = -1; |
5be6c3b0 GM |
7031 | if (data) |
7032 | *data = NULL; | |
7033 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
7034 | |
7035 | /* Parse defines for width, height and hot-spots. */ | |
7036 | while (LA1 == '#') | |
7037 | { | |
333b20bb GM |
7038 | match (); |
7039 | expect_ident ("define"); | |
7040 | expect (XBM_TK_IDENT); | |
7041 | ||
7042 | if (LA1 == XBM_TK_NUMBER); | |
7043 | { | |
7044 | char *p = strrchr (buffer, '_'); | |
7045 | p = p ? p + 1 : buffer; | |
7046 | if (strcmp (p, "width") == 0) | |
7047 | *width = value; | |
7048 | else if (strcmp (p, "height") == 0) | |
7049 | *height = value; | |
7050 | } | |
7051 | expect (XBM_TK_NUMBER); | |
7052 | } | |
7053 | ||
7054 | if (*width < 0 || *height < 0) | |
7055 | goto failure; | |
5be6c3b0 GM |
7056 | else if (data == NULL) |
7057 | goto success; | |
333b20bb GM |
7058 | |
7059 | /* Parse bits. Must start with `static'. */ | |
7060 | expect_ident ("static"); | |
7061 | if (LA1 == XBM_TK_IDENT) | |
7062 | { | |
7063 | if (strcmp (buffer, "unsigned") == 0) | |
7064 | { | |
7065 | match (); | |
7066 | expect_ident ("char"); | |
7067 | } | |
7068 | else if (strcmp (buffer, "short") == 0) | |
7069 | { | |
7070 | match (); | |
7071 | v10 = 1; | |
7072 | if (*width % 16 && *width % 16 < 9) | |
7073 | padding_p = 1; | |
7074 | } | |
7075 | else if (strcmp (buffer, "char") == 0) | |
7076 | match (); | |
7077 | else | |
7078 | goto failure; | |
7079 | } | |
7080 | else | |
7081 | goto failure; | |
7082 | ||
7083 | expect (XBM_TK_IDENT); | |
7084 | expect ('['); | |
7085 | expect (']'); | |
7086 | expect ('='); | |
7087 | expect ('{'); | |
7088 | ||
7089 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
7090 | nbytes = bytes_per_line * *height; | |
7091 | p = *data = (char *) xmalloc (nbytes); | |
7092 | ||
7093 | if (v10) | |
7094 | { | |
333b20bb GM |
7095 | for (i = 0; i < nbytes; i += 2) |
7096 | { | |
7097 | int val = value; | |
7098 | expect (XBM_TK_NUMBER); | |
7099 | ||
7100 | *p++ = val; | |
7101 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
7102 | *p++ = value >> 8; | |
7103 | ||
7104 | if (LA1 == ',' || LA1 == '}') | |
7105 | match (); | |
7106 | else | |
7107 | goto failure; | |
7108 | } | |
7109 | } | |
7110 | else | |
7111 | { | |
7112 | for (i = 0; i < nbytes; ++i) | |
7113 | { | |
7114 | int val = value; | |
7115 | expect (XBM_TK_NUMBER); | |
7116 | ||
7117 | *p++ = val; | |
7118 | ||
7119 | if (LA1 == ',' || LA1 == '}') | |
7120 | match (); | |
7121 | else | |
7122 | goto failure; | |
7123 | } | |
7124 | } | |
7125 | ||
5be6c3b0 | 7126 | success: |
333b20bb GM |
7127 | return 1; |
7128 | ||
7129 | failure: | |
7130 | ||
5be6c3b0 | 7131 | if (data && *data) |
333b20bb GM |
7132 | { |
7133 | xfree (*data); | |
7134 | *data = NULL; | |
7135 | } | |
7136 | return 0; | |
7137 | ||
7138 | #undef match | |
7139 | #undef expect | |
7140 | #undef expect_ident | |
7141 | } | |
7142 | ||
7143 | ||
5be6c3b0 GM |
7144 | /* Load XBM image IMG which will be displayed on frame F from buffer |
7145 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
7146 | successful. */ | |
333b20bb GM |
7147 | |
7148 | static int | |
5be6c3b0 | 7149 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
7150 | struct frame *f; |
7151 | struct image *img; | |
5be6c3b0 | 7152 | char *contents, *end; |
333b20bb GM |
7153 | { |
7154 | int rc; | |
7155 | unsigned char *data; | |
7156 | int success_p = 0; | |
333b20bb | 7157 | |
5be6c3b0 | 7158 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
7159 | if (rc) |
7160 | { | |
7161 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7162 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7163 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7164 | Lisp_Object value; | |
7165 | ||
7166 | xassert (img->width > 0 && img->height > 0); | |
7167 | ||
7168 | /* Get foreground and background colors, maybe allocate colors. */ | |
7169 | value = image_spec_value (img->spec, QCforeground, NULL); | |
7170 | if (!NILP (value)) | |
7171 | foreground = x_alloc_image_color (f, img, value, foreground); | |
333b20bb GM |
7172 | value = image_spec_value (img->spec, QCbackground, NULL); |
7173 | if (!NILP (value)) | |
f20a3b7a MB |
7174 | { |
7175 | background = x_alloc_image_color (f, img, value, background); | |
7176 | img->background = background; | |
7177 | img->background_valid = 1; | |
7178 | } | |
333b20bb | 7179 | |
333b20bb GM |
7180 | img->pixmap |
7181 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7182 | FRAME_X_WINDOW (f), | |
7183 | data, | |
7184 | img->width, img->height, | |
7185 | foreground, background, | |
7186 | depth); | |
7187 | xfree (data); | |
7188 | ||
dd00328a | 7189 | if (img->pixmap == None) |
333b20bb GM |
7190 | { |
7191 | x_clear_image (f, img); | |
5be6c3b0 | 7192 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
7193 | } |
7194 | else | |
7195 | success_p = 1; | |
333b20bb GM |
7196 | } |
7197 | else | |
45158a91 | 7198 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 7199 | |
333b20bb GM |
7200 | return success_p; |
7201 | } | |
7202 | ||
7203 | ||
5be6c3b0 GM |
7204 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
7205 | ||
7206 | static int | |
7207 | xbm_file_p (data) | |
7208 | Lisp_Object data; | |
7209 | { | |
7210 | int w, h; | |
7211 | return (STRINGP (data) | |
7212 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
7213 | (XSTRING (data)->data | |
7214 | + STRING_BYTES (XSTRING (data))), | |
7215 | &w, &h, NULL)); | |
7216 | } | |
7217 | ||
7218 | ||
333b20bb GM |
7219 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
7220 | non-zero if successful. */ | |
7221 | ||
7222 | static int | |
7223 | xbm_load (f, img) | |
7224 | struct frame *f; | |
7225 | struct image *img; | |
7226 | { | |
7227 | int success_p = 0; | |
7228 | Lisp_Object file_name; | |
7229 | ||
7230 | xassert (xbm_image_p (img->spec)); | |
7231 | ||
7232 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
7233 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
7234 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
7235 | { |
7236 | Lisp_Object file; | |
7237 | char *contents; | |
7238 | int size; | |
7239 | struct gcpro gcpro1; | |
7240 | ||
7241 | file = x_find_image_file (file_name); | |
7242 | GCPRO1 (file); | |
7243 | if (!STRINGP (file)) | |
7244 | { | |
7245 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
7246 | UNGCPRO; | |
7247 | return 0; | |
7248 | } | |
7249 | ||
7250 | contents = slurp_file (XSTRING (file)->data, &size); | |
7251 | if (contents == NULL) | |
7252 | { | |
7253 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
7254 | UNGCPRO; | |
7255 | return 0; | |
7256 | } | |
7257 | ||
7258 | success_p = xbm_load_image (f, img, contents, contents + size); | |
7259 | UNGCPRO; | |
7260 | } | |
333b20bb GM |
7261 | else |
7262 | { | |
7263 | struct image_keyword fmt[XBM_LAST]; | |
7264 | Lisp_Object data; | |
7265 | int depth; | |
7266 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7267 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7268 | char *bits; | |
9b207e8e | 7269 | int parsed_p; |
5be6c3b0 GM |
7270 | int in_memory_file_p = 0; |
7271 | ||
7272 | /* See if data looks like an in-memory XBM file. */ | |
7273 | data = image_spec_value (img->spec, QCdata, NULL); | |
7274 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 7275 | |
5be6c3b0 | 7276 | /* Parse the image specification. */ |
333b20bb | 7277 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 7278 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
7279 | xassert (parsed_p); |
7280 | ||
7281 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
7282 | if (!in_memory_file_p) |
7283 | { | |
7284 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
7285 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
7286 | xassert (img->width > 0 && img->height > 0); | |
7287 | } | |
333b20bb | 7288 | |
333b20bb | 7289 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
7290 | if (fmt[XBM_FOREGROUND].count |
7291 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
333b20bb GM |
7292 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
7293 | foreground); | |
6f1be3b9 GM |
7294 | if (fmt[XBM_BACKGROUND].count |
7295 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
333b20bb GM |
7296 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
7297 | background); | |
7298 | ||
5be6c3b0 GM |
7299 | if (in_memory_file_p) |
7300 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
7301 | (XSTRING (data)->data | |
7302 | + STRING_BYTES (XSTRING (data)))); | |
7303 | else | |
333b20bb | 7304 | { |
5be6c3b0 GM |
7305 | if (VECTORP (data)) |
7306 | { | |
7307 | int i; | |
7308 | char *p; | |
7309 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
333b20bb | 7310 | |
5be6c3b0 GM |
7311 | p = bits = (char *) alloca (nbytes * img->height); |
7312 | for (i = 0; i < img->height; ++i, p += nbytes) | |
7313 | { | |
7314 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
7315 | if (STRINGP (line)) | |
7316 | bcopy (XSTRING (line)->data, p, nbytes); | |
7317 | else | |
7318 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
7319 | } | |
7320 | } | |
7321 | else if (STRINGP (data)) | |
7322 | bits = XSTRING (data)->data; | |
7323 | else | |
7324 | bits = XBOOL_VECTOR (data)->data; | |
7325 | ||
7326 | /* Create the pixmap. */ | |
7327 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7328 | img->pixmap | |
7329 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7330 | FRAME_X_WINDOW (f), | |
7331 | bits, | |
7332 | img->width, img->height, | |
7333 | foreground, background, | |
7334 | depth); | |
7335 | if (img->pixmap) | |
7336 | success_p = 1; | |
7337 | else | |
333b20bb | 7338 | { |
5be6c3b0 GM |
7339 | image_error ("Unable to create pixmap for XBM image `%s'", |
7340 | img->spec, Qnil); | |
7341 | x_clear_image (f, img); | |
333b20bb GM |
7342 | } |
7343 | } | |
333b20bb GM |
7344 | } |
7345 | ||
7346 | return success_p; | |
7347 | } | |
7348 | ||
7349 | ||
7350 | \f | |
7351 | /*********************************************************************** | |
7352 | XPM images | |
7353 | ***********************************************************************/ | |
7354 | ||
7355 | #if HAVE_XPM | |
7356 | ||
7357 | static int xpm_image_p P_ ((Lisp_Object object)); | |
7358 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
7359 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
7360 | ||
7361 | #include "X11/xpm.h" | |
7362 | ||
7363 | /* The symbol `xpm' identifying XPM-format images. */ | |
7364 | ||
7365 | Lisp_Object Qxpm; | |
7366 | ||
7367 | /* Indices of image specification fields in xpm_format, below. */ | |
7368 | ||
7369 | enum xpm_keyword_index | |
7370 | { | |
7371 | XPM_TYPE, | |
7372 | XPM_FILE, | |
7373 | XPM_DATA, | |
7374 | XPM_ASCENT, | |
7375 | XPM_MARGIN, | |
7376 | XPM_RELIEF, | |
7377 | XPM_ALGORITHM, | |
7378 | XPM_HEURISTIC_MASK, | |
4a8e312c | 7379 | XPM_MASK, |
333b20bb | 7380 | XPM_COLOR_SYMBOLS, |
f20a3b7a | 7381 | XPM_BACKGROUND, |
333b20bb GM |
7382 | XPM_LAST |
7383 | }; | |
7384 | ||
7385 | /* Vector of image_keyword structures describing the format | |
7386 | of valid XPM image specifications. */ | |
7387 | ||
7388 | static struct image_keyword xpm_format[XPM_LAST] = | |
7389 | { | |
7390 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
7391 | {":file", IMAGE_STRING_VALUE, 0}, | |
7392 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7393 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7394 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7395 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7396 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 7397 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7398 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
7399 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
7400 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
7401 | }; |
7402 | ||
7403 | /* Structure describing the image type XBM. */ | |
7404 | ||
7405 | static struct image_type xpm_type = | |
7406 | { | |
7407 | &Qxpm, | |
7408 | xpm_image_p, | |
7409 | xpm_load, | |
7410 | x_clear_image, | |
7411 | NULL | |
7412 | }; | |
7413 | ||
7414 | ||
b243755a GM |
7415 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
7416 | functions for allocating image colors. Our own functions handle | |
7417 | color allocation failures more gracefully than the ones on the XPM | |
7418 | lib. */ | |
7419 | ||
7420 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
7421 | #define ALLOC_XPM_COLORS | |
7422 | #endif | |
7423 | ||
7424 | #ifdef ALLOC_XPM_COLORS | |
7425 | ||
f72c62ad | 7426 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
7427 | static void xpm_free_color_cache P_ ((void)); |
7428 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
7429 | static int xpm_color_bucket P_ ((char *)); |
7430 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
7431 | XColor *, int)); | |
b243755a GM |
7432 | |
7433 | /* An entry in a hash table used to cache color definitions of named | |
7434 | colors. This cache is necessary to speed up XPM image loading in | |
7435 | case we do color allocations ourselves. Without it, we would need | |
7436 | a call to XParseColor per pixel in the image. */ | |
7437 | ||
7438 | struct xpm_cached_color | |
7439 | { | |
7440 | /* Next in collision chain. */ | |
7441 | struct xpm_cached_color *next; | |
7442 | ||
7443 | /* Color definition (RGB and pixel color). */ | |
7444 | XColor color; | |
7445 | ||
7446 | /* Color name. */ | |
7447 | char name[1]; | |
7448 | }; | |
7449 | ||
7450 | /* The hash table used for the color cache, and its bucket vector | |
7451 | size. */ | |
7452 | ||
7453 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
7454 | struct xpm_cached_color **xpm_color_cache; | |
7455 | ||
b243755a GM |
7456 | /* Initialize the color cache. */ |
7457 | ||
7458 | static void | |
f72c62ad GM |
7459 | xpm_init_color_cache (f, attrs) |
7460 | struct frame *f; | |
7461 | XpmAttributes *attrs; | |
b243755a GM |
7462 | { |
7463 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
7464 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
7465 | memset (xpm_color_cache, 0, nbytes); | |
7466 | init_color_table (); | |
f72c62ad GM |
7467 | |
7468 | if (attrs->valuemask & XpmColorSymbols) | |
7469 | { | |
7470 | int i; | |
7471 | XColor color; | |
7472 | ||
7473 | for (i = 0; i < attrs->numsymbols; ++i) | |
7474 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7475 | attrs->colorsymbols[i].value, &color)) | |
7476 | { | |
7477 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
7478 | color.blue); | |
7479 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
7480 | } | |
7481 | } | |
b243755a GM |
7482 | } |
7483 | ||
7484 | ||
7485 | /* Free the color cache. */ | |
7486 | ||
7487 | static void | |
7488 | xpm_free_color_cache () | |
7489 | { | |
7490 | struct xpm_cached_color *p, *next; | |
7491 | int i; | |
7492 | ||
7493 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
7494 | for (p = xpm_color_cache[i]; p; p = next) | |
7495 | { | |
7496 | next = p->next; | |
7497 | xfree (p); | |
7498 | } | |
7499 | ||
7500 | xfree (xpm_color_cache); | |
7501 | xpm_color_cache = NULL; | |
7502 | free_color_table (); | |
7503 | } | |
7504 | ||
7505 | ||
f72c62ad GM |
7506 | /* Return the bucket index for color named COLOR_NAME in the color |
7507 | cache. */ | |
7508 | ||
7509 | static int | |
7510 | xpm_color_bucket (color_name) | |
7511 | char *color_name; | |
7512 | { | |
7513 | unsigned h = 0; | |
7514 | char *s; | |
7515 | ||
7516 | for (s = color_name; *s; ++s) | |
7517 | h = (h << 2) ^ *s; | |
7518 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
7519 | } | |
7520 | ||
7521 | ||
7522 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
7523 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
7524 | entry added. */ | |
7525 | ||
7526 | static struct xpm_cached_color * | |
7527 | xpm_cache_color (f, color_name, color, bucket) | |
7528 | struct frame *f; | |
7529 | char *color_name; | |
7530 | XColor *color; | |
7531 | int bucket; | |
7532 | { | |
7533 | size_t nbytes; | |
7534 | struct xpm_cached_color *p; | |
7535 | ||
7536 | if (bucket < 0) | |
7537 | bucket = xpm_color_bucket (color_name); | |
7538 | ||
7539 | nbytes = sizeof *p + strlen (color_name); | |
7540 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
7541 | strcpy (p->name, color_name); | |
7542 | p->color = *color; | |
7543 | p->next = xpm_color_cache[bucket]; | |
7544 | xpm_color_cache[bucket] = p; | |
7545 | return p; | |
7546 | } | |
7547 | ||
7548 | ||
b243755a GM |
7549 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
7550 | return the cached definition in *COLOR. Otherwise, make a new | |
7551 | entry in the cache and allocate the color. Value is zero if color | |
7552 | allocation failed. */ | |
7553 | ||
7554 | static int | |
7555 | xpm_lookup_color (f, color_name, color) | |
7556 | struct frame *f; | |
7557 | char *color_name; | |
7558 | XColor *color; | |
7559 | { | |
b243755a | 7560 | struct xpm_cached_color *p; |
83676598 | 7561 | int h = xpm_color_bucket (color_name); |
b243755a GM |
7562 | |
7563 | for (p = xpm_color_cache[h]; p; p = p->next) | |
7564 | if (strcmp (p->name, color_name) == 0) | |
7565 | break; | |
7566 | ||
7567 | if (p != NULL) | |
7568 | *color = p->color; | |
7569 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7570 | color_name, color)) | |
7571 | { | |
b243755a GM |
7572 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
7573 | color->blue); | |
f72c62ad | 7574 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 7575 | } |
f72c62ad | 7576 | |
b243755a GM |
7577 | return p != NULL; |
7578 | } | |
7579 | ||
7580 | ||
7581 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
7582 | CLOSURE is a pointer to the frame on which we allocate the | |
7583 | color. Return in *COLOR the allocated color. Value is non-zero | |
7584 | if successful. */ | |
7585 | ||
7586 | static int | |
7587 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
7588 | Display *dpy; | |
7589 | Colormap cmap; | |
7590 | char *color_name; | |
7591 | XColor *color; | |
7592 | void *closure; | |
7593 | { | |
7594 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
7595 | } | |
7596 | ||
7597 | ||
7598 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
7599 | is a pointer to the frame on which we allocate the color. Value is | |
7600 | non-zero if successful. */ | |
7601 | ||
7602 | static int | |
7603 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
7604 | Display *dpy; | |
7605 | Colormap cmap; | |
7606 | Pixel *pixels; | |
7607 | int npixels; | |
7608 | void *closure; | |
7609 | { | |
7610 | return 1; | |
7611 | } | |
7612 | ||
7613 | #endif /* ALLOC_XPM_COLORS */ | |
7614 | ||
7615 | ||
333b20bb GM |
7616 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
7617 | for XPM images. Such a list must consist of conses whose car and | |
7618 | cdr are strings. */ | |
7619 | ||
7620 | static int | |
7621 | xpm_valid_color_symbols_p (color_symbols) | |
7622 | Lisp_Object color_symbols; | |
7623 | { | |
7624 | while (CONSP (color_symbols)) | |
7625 | { | |
7626 | Lisp_Object sym = XCAR (color_symbols); | |
7627 | if (!CONSP (sym) | |
7628 | || !STRINGP (XCAR (sym)) | |
7629 | || !STRINGP (XCDR (sym))) | |
7630 | break; | |
7631 | color_symbols = XCDR (color_symbols); | |
7632 | } | |
7633 | ||
7634 | return NILP (color_symbols); | |
7635 | } | |
7636 | ||
7637 | ||
7638 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
7639 | ||
7640 | static int | |
7641 | xpm_image_p (object) | |
7642 | Lisp_Object object; | |
7643 | { | |
7644 | struct image_keyword fmt[XPM_LAST]; | |
7645 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 7646 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
7647 | /* Either `:file' or `:data' must be present. */ |
7648 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
7649 | /* Either no `:color-symbols' or it's a list of conses | |
7650 | whose car and cdr are strings. */ | |
7651 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 7652 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
7653 | } |
7654 | ||
7655 | ||
7656 | /* Load image IMG which will be displayed on frame F. Value is | |
7657 | non-zero if successful. */ | |
7658 | ||
7659 | static int | |
7660 | xpm_load (f, img) | |
7661 | struct frame *f; | |
7662 | struct image *img; | |
7663 | { | |
9b207e8e | 7664 | int rc; |
333b20bb GM |
7665 | XpmAttributes attrs; |
7666 | Lisp_Object specified_file, color_symbols; | |
7667 | ||
7668 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
7669 | close colors. Return colors allocated. */ | |
7670 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
7671 | attrs.visual = FRAME_X_VISUAL (f); |
7672 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 7673 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 7674 | attrs.valuemask |= XpmColormap; |
b243755a GM |
7675 | |
7676 | #ifdef ALLOC_XPM_COLORS | |
7677 | /* Allocate colors with our own functions which handle | |
7678 | failing color allocation more gracefully. */ | |
7679 | attrs.color_closure = f; | |
7680 | attrs.alloc_color = xpm_alloc_color; | |
7681 | attrs.free_colors = xpm_free_colors; | |
7682 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
7683 | #else /* not ALLOC_XPM_COLORS */ | |
7684 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 7685 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 7686 | #ifdef XpmAllocCloseColors |
333b20bb GM |
7687 | attrs.alloc_close_colors = 1; |
7688 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 7689 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
7690 | attrs.closeness = 600; |
7691 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
7692 | #endif /* not XpmAllocCloseColors */ |
7693 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
7694 | |
7695 | /* If image specification contains symbolic color definitions, add | |
7696 | these to `attrs'. */ | |
7697 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
7698 | if (CONSP (color_symbols)) | |
7699 | { | |
7700 | Lisp_Object tail; | |
7701 | XpmColorSymbol *xpm_syms; | |
7702 | int i, size; | |
7703 | ||
7704 | attrs.valuemask |= XpmColorSymbols; | |
7705 | ||
7706 | /* Count number of symbols. */ | |
7707 | attrs.numsymbols = 0; | |
7708 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
7709 | ++attrs.numsymbols; | |
7710 | ||
7711 | /* Allocate an XpmColorSymbol array. */ | |
7712 | size = attrs.numsymbols * sizeof *xpm_syms; | |
7713 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
7714 | bzero (xpm_syms, size); | |
7715 | attrs.colorsymbols = xpm_syms; | |
7716 | ||
7717 | /* Fill the color symbol array. */ | |
7718 | for (tail = color_symbols, i = 0; | |
7719 | CONSP (tail); | |
7720 | ++i, tail = XCDR (tail)) | |
7721 | { | |
7722 | Lisp_Object name = XCAR (XCAR (tail)); | |
7723 | Lisp_Object color = XCDR (XCAR (tail)); | |
7724 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
7725 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
7726 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
7727 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
7728 | } | |
7729 | } | |
7730 | ||
7731 | /* Create a pixmap for the image, either from a file, or from a | |
7732 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 7733 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 7734 | xpm_init_color_cache (f, &attrs); |
b243755a GM |
7735 | #endif |
7736 | ||
333b20bb GM |
7737 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
7738 | if (STRINGP (specified_file)) | |
7739 | { | |
7740 | Lisp_Object file = x_find_image_file (specified_file); | |
7741 | if (!STRINGP (file)) | |
7742 | { | |
45158a91 | 7743 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
7744 | return 0; |
7745 | } | |
7746 | ||
7747 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7748 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
7749 | &attrs); | |
7750 | } | |
7751 | else | |
7752 | { | |
7753 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
7754 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7755 | XSTRING (buffer)->data, | |
7756 | &img->pixmap, &img->mask, | |
7757 | &attrs); | |
7758 | } | |
333b20bb GM |
7759 | |
7760 | if (rc == XpmSuccess) | |
7761 | { | |
b243755a GM |
7762 | #ifdef ALLOC_XPM_COLORS |
7763 | img->colors = colors_in_color_table (&img->ncolors); | |
7764 | #else /* not ALLOC_XPM_COLORS */ | |
f47a9ec4 KR |
7765 | int i; |
7766 | ||
333b20bb GM |
7767 | img->ncolors = attrs.nalloc_pixels; |
7768 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
7769 | * sizeof *img->colors); | |
7770 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
7771 | { |
7772 | img->colors[i] = attrs.alloc_pixels[i]; | |
7773 | #ifdef DEBUG_X_COLORS | |
7774 | register_color (img->colors[i]); | |
7775 | #endif | |
7776 | } | |
b243755a | 7777 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
7778 | |
7779 | img->width = attrs.width; | |
7780 | img->height = attrs.height; | |
7781 | xassert (img->width > 0 && img->height > 0); | |
7782 | ||
7783 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 7784 | XpmFreeAttributes (&attrs); |
333b20bb GM |
7785 | } |
7786 | else | |
7787 | { | |
7788 | switch (rc) | |
7789 | { | |
7790 | case XpmOpenFailed: | |
7791 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
7792 | break; | |
7793 | ||
7794 | case XpmFileInvalid: | |
7795 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
7796 | break; | |
7797 | ||
7798 | case XpmNoMemory: | |
7799 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
7800 | break; | |
7801 | ||
7802 | case XpmColorFailed: | |
7803 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
7804 | break; | |
7805 | ||
7806 | default: | |
7807 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
7808 | break; | |
7809 | } | |
7810 | } | |
7811 | ||
b243755a GM |
7812 | #ifdef ALLOC_XPM_COLORS |
7813 | xpm_free_color_cache (); | |
7814 | #endif | |
333b20bb GM |
7815 | return rc == XpmSuccess; |
7816 | } | |
7817 | ||
7818 | #endif /* HAVE_XPM != 0 */ | |
7819 | ||
7820 | \f | |
7821 | /*********************************************************************** | |
7822 | Color table | |
7823 | ***********************************************************************/ | |
7824 | ||
7825 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
7826 | ||
7827 | struct ct_color | |
7828 | { | |
7829 | int r, g, b; | |
7830 | unsigned long pixel; | |
7831 | ||
7832 | /* Next in color table collision list. */ | |
7833 | struct ct_color *next; | |
7834 | }; | |
7835 | ||
7836 | /* The bucket vector size to use. Must be prime. */ | |
7837 | ||
7838 | #define CT_SIZE 101 | |
7839 | ||
7840 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
7841 | ||
7842 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
7843 | ||
7844 | /* The color hash table. */ | |
7845 | ||
7846 | struct ct_color **ct_table; | |
7847 | ||
7848 | /* Number of entries in the color table. */ | |
7849 | ||
7850 | int ct_colors_allocated; | |
7851 | ||
333b20bb GM |
7852 | /* Initialize the color table. */ |
7853 | ||
7854 | static void | |
7855 | init_color_table () | |
7856 | { | |
7857 | int size = CT_SIZE * sizeof (*ct_table); | |
7858 | ct_table = (struct ct_color **) xmalloc (size); | |
7859 | bzero (ct_table, size); | |
7860 | ct_colors_allocated = 0; | |
7861 | } | |
7862 | ||
7863 | ||
7864 | /* Free memory associated with the color table. */ | |
7865 | ||
7866 | static void | |
7867 | free_color_table () | |
7868 | { | |
7869 | int i; | |
7870 | struct ct_color *p, *next; | |
7871 | ||
7872 | for (i = 0; i < CT_SIZE; ++i) | |
7873 | for (p = ct_table[i]; p; p = next) | |
7874 | { | |
7875 | next = p->next; | |
7876 | xfree (p); | |
7877 | } | |
7878 | ||
7879 | xfree (ct_table); | |
7880 | ct_table = NULL; | |
7881 | } | |
7882 | ||
7883 | ||
7884 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
7885 | entry for that color already is in the color table, return the | |
7886 | pixel color of that entry. Otherwise, allocate a new color for R, | |
7887 | G, B, and make an entry in the color table. */ | |
7888 | ||
7889 | static unsigned long | |
7890 | lookup_rgb_color (f, r, g, b) | |
7891 | struct frame *f; | |
7892 | int r, g, b; | |
7893 | { | |
7894 | unsigned hash = CT_HASH_RGB (r, g, b); | |
7895 | int i = hash % CT_SIZE; | |
7896 | struct ct_color *p; | |
7897 | ||
7898 | for (p = ct_table[i]; p; p = p->next) | |
7899 | if (p->r == r && p->g == g && p->b == b) | |
7900 | break; | |
7901 | ||
7902 | if (p == NULL) | |
7903 | { | |
7904 | XColor color; | |
7905 | Colormap cmap; | |
7906 | int rc; | |
7907 | ||
7908 | color.red = r; | |
7909 | color.green = g; | |
7910 | color.blue = b; | |
7911 | ||
9b2956e2 | 7912 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 7913 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7914 | |
7915 | if (rc) | |
7916 | { | |
7917 | ++ct_colors_allocated; | |
7918 | ||
7919 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7920 | p->r = r; | |
7921 | p->g = g; | |
7922 | p->b = b; | |
7923 | p->pixel = color.pixel; | |
7924 | p->next = ct_table[i]; | |
7925 | ct_table[i] = p; | |
7926 | } | |
7927 | else | |
7928 | return FRAME_FOREGROUND_PIXEL (f); | |
7929 | } | |
7930 | ||
7931 | return p->pixel; | |
7932 | } | |
7933 | ||
7934 | ||
7935 | /* Look up pixel color PIXEL which is used on frame F in the color | |
7936 | table. If not already present, allocate it. Value is PIXEL. */ | |
7937 | ||
7938 | static unsigned long | |
7939 | lookup_pixel_color (f, pixel) | |
7940 | struct frame *f; | |
7941 | unsigned long pixel; | |
7942 | { | |
7943 | int i = pixel % CT_SIZE; | |
7944 | struct ct_color *p; | |
7945 | ||
7946 | for (p = ct_table[i]; p; p = p->next) | |
7947 | if (p->pixel == pixel) | |
7948 | break; | |
7949 | ||
7950 | if (p == NULL) | |
7951 | { | |
7952 | XColor color; | |
7953 | Colormap cmap; | |
7954 | int rc; | |
7955 | ||
9b2956e2 | 7956 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 7957 | color.pixel = pixel; |
a31fedb7 | 7958 | x_query_color (f, &color); |
d62c8769 | 7959 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7960 | |
7961 | if (rc) | |
7962 | { | |
7963 | ++ct_colors_allocated; | |
7964 | ||
7965 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7966 | p->r = color.red; | |
7967 | p->g = color.green; | |
7968 | p->b = color.blue; | |
7969 | p->pixel = pixel; | |
7970 | p->next = ct_table[i]; | |
7971 | ct_table[i] = p; | |
7972 | } | |
7973 | else | |
7974 | return FRAME_FOREGROUND_PIXEL (f); | |
7975 | } | |
7976 | ||
7977 | return p->pixel; | |
7978 | } | |
7979 | ||
7980 | ||
7981 | /* Value is a vector of all pixel colors contained in the color table, | |
7982 | allocated via xmalloc. Set *N to the number of colors. */ | |
7983 | ||
7984 | static unsigned long * | |
7985 | colors_in_color_table (n) | |
7986 | int *n; | |
7987 | { | |
7988 | int i, j; | |
7989 | struct ct_color *p; | |
7990 | unsigned long *colors; | |
7991 | ||
7992 | if (ct_colors_allocated == 0) | |
7993 | { | |
7994 | *n = 0; | |
7995 | colors = NULL; | |
7996 | } | |
7997 | else | |
7998 | { | |
7999 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
8000 | * sizeof *colors); | |
8001 | *n = ct_colors_allocated; | |
8002 | ||
8003 | for (i = j = 0; i < CT_SIZE; ++i) | |
8004 | for (p = ct_table[i]; p; p = p->next) | |
8005 | colors[j++] = p->pixel; | |
8006 | } | |
8007 | ||
8008 | return colors; | |
8009 | } | |
8010 | ||
8011 | ||
8012 | \f | |
8013 | /*********************************************************************** | |
8014 | Algorithms | |
8015 | ***********************************************************************/ | |
8016 | ||
4a8e312c GM |
8017 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
8018 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
8019 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
8020 | ||
d2dc8167 | 8021 | /* Non-zero means draw a cross on images having `:conversion |
14819cb3 GM |
8022 | disabled'. */ |
8023 | ||
8024 | int cross_disabled_images; | |
8025 | ||
4a8e312c GM |
8026 | /* Edge detection matrices for different edge-detection |
8027 | strategies. */ | |
8028 | ||
8029 | static int emboss_matrix[9] = { | |
8030 | /* x - 1 x x + 1 */ | |
8031 | 2, -1, 0, /* y - 1 */ | |
8032 | -1, 0, 1, /* y */ | |
8033 | 0, 1, -2 /* y + 1 */ | |
8034 | }; | |
333b20bb | 8035 | |
4a8e312c GM |
8036 | static int laplace_matrix[9] = { |
8037 | /* x - 1 x x + 1 */ | |
8038 | 1, 0, 0, /* y - 1 */ | |
8039 | 0, 0, 0, /* y */ | |
8040 | 0, 0, -1 /* y + 1 */ | |
8041 | }; | |
333b20bb | 8042 | |
14819cb3 GM |
8043 | /* Value is the intensity of the color whose red/green/blue values |
8044 | are R, G, and B. */ | |
8045 | ||
8046 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
8047 | ||
333b20bb | 8048 | |
4a8e312c GM |
8049 | /* On frame F, return an array of XColor structures describing image |
8050 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
8051 | non-zero means also fill the red/green/blue members of the XColor | |
8052 | structures. Value is a pointer to the array of XColors structures, | |
8053 | allocated with xmalloc; it must be freed by the caller. */ | |
8054 | ||
8055 | static XColor * | |
8056 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 8057 | struct frame *f; |
4a8e312c GM |
8058 | struct image *img; |
8059 | int rgb_p; | |
333b20bb | 8060 | { |
4a8e312c GM |
8061 | int x, y; |
8062 | XColor *colors, *p; | |
8063 | XImage *ximg; | |
333b20bb | 8064 | |
4a8e312c GM |
8065 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
8066 | ||
8067 | /* Get the X image IMG->pixmap. */ | |
8068 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
8069 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 8070 | |
4a8e312c GM |
8071 | /* Fill the `pixel' members of the XColor array. I wished there |
8072 | were an easy and portable way to circumvent XGetPixel. */ | |
8073 | p = colors; | |
8074 | for (y = 0; y < img->height; ++y) | |
8075 | { | |
8076 | XColor *row = p; | |
8077 | ||
8078 | for (x = 0; x < img->width; ++x, ++p) | |
8079 | p->pixel = XGetPixel (ximg, x, y); | |
8080 | ||
8081 | if (rgb_p) | |
a31fedb7 | 8082 | x_query_colors (f, row, img->width); |
4a8e312c GM |
8083 | } |
8084 | ||
8085 | XDestroyImage (ximg); | |
4a8e312c | 8086 | return colors; |
333b20bb GM |
8087 | } |
8088 | ||
8089 | ||
4a8e312c GM |
8090 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
8091 | RGB members are set. F is the frame on which this all happens. | |
8092 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
8093 | |
8094 | static void | |
4a8e312c | 8095 | x_from_xcolors (f, img, colors) |
333b20bb | 8096 | struct frame *f; |
4a8e312c GM |
8097 | struct image *img; |
8098 | XColor *colors; | |
333b20bb | 8099 | { |
4a8e312c GM |
8100 | int x, y; |
8101 | XImage *oimg; | |
8102 | Pixmap pixmap; | |
8103 | XColor *p; | |
8104 | ||
4a8e312c | 8105 | init_color_table (); |
333b20bb | 8106 | |
4a8e312c GM |
8107 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
8108 | &oimg, &pixmap); | |
8109 | p = colors; | |
8110 | for (y = 0; y < img->height; ++y) | |
8111 | for (x = 0; x < img->width; ++x, ++p) | |
8112 | { | |
8113 | unsigned long pixel; | |
8114 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
8115 | XPutPixel (oimg, x, y, pixel); | |
8116 | } | |
8117 | ||
8118 | xfree (colors); | |
dd00328a | 8119 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
8120 | |
8121 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
8122 | x_destroy_x_image (oimg); | |
8123 | img->pixmap = pixmap; | |
8124 | img->colors = colors_in_color_table (&img->ncolors); | |
8125 | free_color_table (); | |
333b20bb GM |
8126 | } |
8127 | ||
8128 | ||
4a8e312c GM |
8129 | /* On frame F, perform edge-detection on image IMG. |
8130 | ||
8131 | MATRIX is a nine-element array specifying the transformation | |
8132 | matrix. See emboss_matrix for an example. | |
8133 | ||
8134 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
8135 | outgoing image. */ | |
333b20bb GM |
8136 | |
8137 | static void | |
4a8e312c | 8138 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
8139 | struct frame *f; |
8140 | struct image *img; | |
4a8e312c | 8141 | int matrix[9], color_adjust; |
333b20bb | 8142 | { |
4a8e312c GM |
8143 | XColor *colors = x_to_xcolors (f, img, 1); |
8144 | XColor *new, *p; | |
8145 | int x, y, i, sum; | |
333b20bb | 8146 | |
4a8e312c GM |
8147 | for (i = sum = 0; i < 9; ++i) |
8148 | sum += abs (matrix[i]); | |
333b20bb | 8149 | |
4a8e312c | 8150 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 8151 | |
4a8e312c | 8152 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 8153 | |
4a8e312c GM |
8154 | for (y = 0; y < img->height; ++y) |
8155 | { | |
8156 | p = COLOR (new, 0, y); | |
8157 | p->red = p->green = p->blue = 0xffff/2; | |
8158 | p = COLOR (new, img->width - 1, y); | |
8159 | p->red = p->green = p->blue = 0xffff/2; | |
8160 | } | |
8161 | ||
8162 | for (x = 1; x < img->width - 1; ++x) | |
8163 | { | |
8164 | p = COLOR (new, x, 0); | |
8165 | p->red = p->green = p->blue = 0xffff/2; | |
8166 | p = COLOR (new, x, img->height - 1); | |
8167 | p->red = p->green = p->blue = 0xffff/2; | |
8168 | } | |
333b20bb | 8169 | |
4a8e312c | 8170 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 8171 | { |
4a8e312c GM |
8172 | p = COLOR (new, 1, y); |
8173 | ||
8174 | for (x = 1; x < img->width - 1; ++x, ++p) | |
8175 | { | |
14819cb3 | 8176 | int r, g, b, y1, x1; |
4a8e312c GM |
8177 | |
8178 | r = g = b = i = 0; | |
8179 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
8180 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
8181 | if (matrix[i]) | |
8182 | { | |
8183 | XColor *t = COLOR (colors, x1, y1); | |
8184 | r += matrix[i] * t->red; | |
8185 | g += matrix[i] * t->green; | |
8186 | b += matrix[i] * t->blue; | |
8187 | } | |
333b20bb | 8188 | |
4a8e312c GM |
8189 | r = (r / sum + color_adjust) & 0xffff; |
8190 | g = (g / sum + color_adjust) & 0xffff; | |
8191 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 8192 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 8193 | } |
333b20bb GM |
8194 | } |
8195 | ||
4a8e312c GM |
8196 | xfree (colors); |
8197 | x_from_xcolors (f, img, new); | |
333b20bb | 8198 | |
4a8e312c GM |
8199 | #undef COLOR |
8200 | } | |
8201 | ||
8202 | ||
8203 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
8204 | on frame F. */ | |
8205 | ||
8206 | static void | |
8207 | x_emboss (f, img) | |
8208 | struct frame *f; | |
8209 | struct image *img; | |
8210 | { | |
8211 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
8212 | } | |
8213 | ||
8214 | ||
8215 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
8216 | on frame F. */ | |
8217 | ||
8218 | static void | |
8219 | x_laplace (f, img) | |
8220 | struct frame *f; | |
8221 | struct image *img; | |
8222 | { | |
8223 | x_detect_edges (f, img, laplace_matrix, 45000); | |
8224 | } | |
8225 | ||
8226 | ||
8227 | /* Perform edge-detection on image IMG on frame F, with specified | |
8228 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
8229 | ||
8230 | MATRIX must be either | |
8231 | ||
8232 | - a list of at least 9 numbers in row-major form | |
8233 | - a vector of at least 9 numbers | |
8234 | ||
8235 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
8236 | number. */ | |
8237 | ||
8238 | static void | |
8239 | x_edge_detection (f, img, matrix, color_adjust) | |
8240 | struct frame *f; | |
8241 | struct image *img; | |
8242 | Lisp_Object matrix, color_adjust; | |
8243 | { | |
8244 | int i = 0; | |
8245 | int trans[9]; | |
333b20bb | 8246 | |
4a8e312c GM |
8247 | if (CONSP (matrix)) |
8248 | { | |
8249 | for (i = 0; | |
8250 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
8251 | ++i, matrix = XCDR (matrix)) | |
8252 | trans[i] = XFLOATINT (XCAR (matrix)); | |
8253 | } | |
8254 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
8255 | { | |
8256 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
8257 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
8258 | } | |
333b20bb | 8259 | |
4a8e312c GM |
8260 | if (NILP (color_adjust)) |
8261 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 8262 | |
4a8e312c GM |
8263 | if (i == 9 && NUMBERP (color_adjust)) |
8264 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
8265 | } |
8266 | ||
8267 | ||
14819cb3 GM |
8268 | /* Transform image IMG on frame F so that it looks disabled. */ |
8269 | ||
8270 | static void | |
8271 | x_disable_image (f, img) | |
8272 | struct frame *f; | |
8273 | struct image *img; | |
8274 | { | |
8275 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 8276 | |
14819cb3 GM |
8277 | if (dpyinfo->n_planes >= 2) |
8278 | { | |
8279 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
8280 | drawing such images with a stipple can look very odd, so | |
8281 | we're using this method instead. */ | |
8282 | XColor *colors = x_to_xcolors (f, img, 1); | |
8283 | XColor *p, *end; | |
8284 | const int h = 15000; | |
8285 | const int l = 30000; | |
8286 | ||
8287 | for (p = colors, end = colors + img->width * img->height; | |
8288 | p < end; | |
8289 | ++p) | |
8290 | { | |
8291 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
8292 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
8293 | p->red = p->green = p->blue = i2; | |
8294 | } | |
8295 | ||
8296 | x_from_xcolors (f, img, colors); | |
8297 | } | |
8298 | ||
8299 | /* Draw a cross over the disabled image, if we must or if we | |
8300 | should. */ | |
8301 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
8302 | { | |
8303 | Display *dpy = FRAME_X_DISPLAY (f); | |
8304 | GC gc; | |
8305 | ||
14819cb3 GM |
8306 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
8307 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
8308 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
8309 | img->width - 1, img->height - 1); | |
8310 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
8311 | img->width - 1, 0); | |
8312 | XFreeGC (dpy, gc); | |
8313 | ||
8314 | if (img->mask) | |
8315 | { | |
8316 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
8317 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
8318 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
8319 | img->width - 1, img->height - 1); | |
8320 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
8321 | img->width - 1, 0); | |
8322 | XFreeGC (dpy, gc); | |
8323 | } | |
14819cb3 GM |
8324 | } |
8325 | } | |
8326 | ||
8327 | ||
333b20bb GM |
8328 | /* Build a mask for image IMG which is used on frame F. FILE is the |
8329 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
8330 | determine the background color of IMG. If it is a list '(R G B)', |
8331 | with R, G, and B being integers >= 0, take that as the color of the | |
8332 | background. Otherwise, determine the background color of IMG | |
8333 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
8334 | |
8335 | static int | |
45158a91 | 8336 | x_build_heuristic_mask (f, img, how) |
333b20bb | 8337 | struct frame *f; |
333b20bb GM |
8338 | struct image *img; |
8339 | Lisp_Object how; | |
8340 | { | |
8341 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 8342 | XImage *ximg, *mask_img; |
f20a3b7a | 8343 | int x, y, rc, use_img_background; |
8ec8a5ec | 8344 | unsigned long bg = 0; |
333b20bb | 8345 | |
4a8e312c GM |
8346 | if (img->mask) |
8347 | { | |
8348 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 8349 | img->mask = None; |
f20a3b7a | 8350 | img->background_transparent_valid = 0; |
4a8e312c | 8351 | } |
dd00328a | 8352 | |
333b20bb | 8353 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 8354 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
8355 | &mask_img, &img->mask); |
8356 | if (!rc) | |
28c7826c | 8357 | return 0; |
333b20bb GM |
8358 | |
8359 | /* Get the X image of IMG->pixmap. */ | |
8360 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
8361 | ~0, ZPixmap); | |
8362 | ||
fcf431dc | 8363 | /* Determine the background color of ximg. If HOW is `(R G B)' |
f20a3b7a MB |
8364 | take that as color. Otherwise, use the image's background color. */ |
8365 | use_img_background = 1; | |
fcf431dc GM |
8366 | |
8367 | if (CONSP (how)) | |
8368 | { | |
cac1daf0 | 8369 | int rgb[3], i; |
fcf431dc | 8370 | |
cac1daf0 | 8371 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
fcf431dc GM |
8372 | { |
8373 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
8374 | how = XCDR (how); | |
8375 | } | |
8376 | ||
8377 | if (i == 3 && NILP (how)) | |
8378 | { | |
8379 | char color_name[30]; | |
fcf431dc | 8380 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
053b3256 GM |
8381 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
8382 | use_img_background = 0; | |
fcf431dc GM |
8383 | } |
8384 | } | |
8385 | ||
f20a3b7a | 8386 | if (use_img_background) |
43f7c3ea | 8387 | bg = four_corners_best (ximg, img->width, img->height); |
333b20bb GM |
8388 | |
8389 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
8390 | from the background color bg. */ | |
8391 | for (y = 0; y < img->height; ++y) | |
8392 | for (x = 0; x < img->width; ++x) | |
8393 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
8394 | ||
f20a3b7a MB |
8395 | /* Fill in the background_transparent field while we have the mask handy. */ |
8396 | image_background_transparent (img, f, mask_img); | |
8397 | ||
333b20bb GM |
8398 | /* Put mask_img into img->mask. */ |
8399 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8400 | x_destroy_x_image (mask_img); | |
8401 | XDestroyImage (ximg); | |
8402 | ||
333b20bb GM |
8403 | return 1; |
8404 | } | |
8405 | ||
8406 | ||
8407 | \f | |
8408 | /*********************************************************************** | |
8409 | PBM (mono, gray, color) | |
8410 | ***********************************************************************/ | |
8411 | ||
8412 | static int pbm_image_p P_ ((Lisp_Object object)); | |
8413 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 8414 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
8415 | |
8416 | /* The symbol `pbm' identifying images of this type. */ | |
8417 | ||
8418 | Lisp_Object Qpbm; | |
8419 | ||
8420 | /* Indices of image specification fields in gs_format, below. */ | |
8421 | ||
8422 | enum pbm_keyword_index | |
8423 | { | |
8424 | PBM_TYPE, | |
8425 | PBM_FILE, | |
63cec32f | 8426 | PBM_DATA, |
333b20bb GM |
8427 | PBM_ASCENT, |
8428 | PBM_MARGIN, | |
8429 | PBM_RELIEF, | |
8430 | PBM_ALGORITHM, | |
8431 | PBM_HEURISTIC_MASK, | |
4a8e312c | 8432 | PBM_MASK, |
be0b1fac GM |
8433 | PBM_FOREGROUND, |
8434 | PBM_BACKGROUND, | |
333b20bb GM |
8435 | PBM_LAST |
8436 | }; | |
8437 | ||
8438 | /* Vector of image_keyword structures describing the format | |
8439 | of valid user-defined image specifications. */ | |
8440 | ||
8441 | static struct image_keyword pbm_format[PBM_LAST] = | |
8442 | { | |
8443 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
8444 | {":file", IMAGE_STRING_VALUE, 0}, |
8445 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 8446 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8447 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8448 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8449 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8450 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
be0b1fac | 8451 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6f1be3b9 GM |
8452 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
8453 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8454 | }; |
8455 | ||
8456 | /* Structure describing the image type `pbm'. */ | |
8457 | ||
8458 | static struct image_type pbm_type = | |
8459 | { | |
8460 | &Qpbm, | |
8461 | pbm_image_p, | |
8462 | pbm_load, | |
8463 | x_clear_image, | |
8464 | NULL | |
8465 | }; | |
8466 | ||
8467 | ||
8468 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
8469 | ||
8470 | static int | |
8471 | pbm_image_p (object) | |
8472 | Lisp_Object object; | |
8473 | { | |
8474 | struct image_keyword fmt[PBM_LAST]; | |
8475 | ||
8476 | bcopy (pbm_format, fmt, sizeof fmt); | |
8477 | ||
7c7ff7f5 | 8478 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 8479 | return 0; |
63cec32f GM |
8480 | |
8481 | /* Must specify either :data or :file. */ | |
8482 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
8483 | } |
8484 | ||
8485 | ||
63cec32f GM |
8486 | /* Scan a decimal number from *S and return it. Advance *S while |
8487 | reading the number. END is the end of the string. Value is -1 at | |
8488 | end of input. */ | |
333b20bb GM |
8489 | |
8490 | static int | |
63cec32f GM |
8491 | pbm_scan_number (s, end) |
8492 | unsigned char **s, *end; | |
333b20bb | 8493 | { |
8ec8a5ec | 8494 | int c = 0, val = -1; |
333b20bb | 8495 | |
63cec32f | 8496 | while (*s < end) |
333b20bb GM |
8497 | { |
8498 | /* Skip white-space. */ | |
63cec32f | 8499 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
8500 | ; |
8501 | ||
8502 | if (c == '#') | |
8503 | { | |
8504 | /* Skip comment to end of line. */ | |
63cec32f | 8505 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
8506 | ; |
8507 | } | |
8508 | else if (isdigit (c)) | |
8509 | { | |
8510 | /* Read decimal number. */ | |
8511 | val = c - '0'; | |
63cec32f | 8512 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
8513 | val = 10 * val + c - '0'; |
8514 | break; | |
8515 | } | |
8516 | else | |
8517 | break; | |
8518 | } | |
8519 | ||
8520 | return val; | |
8521 | } | |
8522 | ||
8523 | ||
8524 | /* Load PBM image IMG for use on frame F. */ | |
8525 | ||
8526 | static int | |
8527 | pbm_load (f, img) | |
8528 | struct frame *f; | |
8529 | struct image *img; | |
8530 | { | |
333b20bb | 8531 | int raw_p, x, y; |
b6d7acec | 8532 | int width, height, max_color_idx = 0; |
333b20bb GM |
8533 | XImage *ximg; |
8534 | Lisp_Object file, specified_file; | |
8535 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
8536 | struct gcpro gcpro1; | |
63cec32f GM |
8537 | unsigned char *contents = NULL; |
8538 | unsigned char *end, *p; | |
8539 | int size; | |
333b20bb GM |
8540 | |
8541 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 8542 | file = Qnil; |
333b20bb | 8543 | GCPRO1 (file); |
333b20bb | 8544 | |
63cec32f | 8545 | if (STRINGP (specified_file)) |
333b20bb | 8546 | { |
63cec32f GM |
8547 | file = x_find_image_file (specified_file); |
8548 | if (!STRINGP (file)) | |
8549 | { | |
8550 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
8551 | UNGCPRO; | |
8552 | return 0; | |
8553 | } | |
333b20bb | 8554 | |
5be6c3b0 | 8555 | contents = slurp_file (XSTRING (file)->data, &size); |
63cec32f GM |
8556 | if (contents == NULL) |
8557 | { | |
8558 | image_error ("Error reading `%s'", file, Qnil); | |
8559 | UNGCPRO; | |
8560 | return 0; | |
8561 | } | |
8562 | ||
8563 | p = contents; | |
8564 | end = contents + size; | |
8565 | } | |
8566 | else | |
333b20bb | 8567 | { |
63cec32f GM |
8568 | Lisp_Object data; |
8569 | data = image_spec_value (img->spec, QCdata, NULL); | |
8570 | p = XSTRING (data)->data; | |
8571 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
8572 | } |
8573 | ||
63cec32f GM |
8574 | /* Check magic number. */ |
8575 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 8576 | { |
45158a91 | 8577 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
8578 | error: |
8579 | xfree (contents); | |
333b20bb GM |
8580 | UNGCPRO; |
8581 | return 0; | |
8582 | } | |
8583 | ||
63cec32f | 8584 | switch (*p++) |
333b20bb GM |
8585 | { |
8586 | case '1': | |
8587 | raw_p = 0, type = PBM_MONO; | |
8588 | break; | |
8589 | ||
8590 | case '2': | |
8591 | raw_p = 0, type = PBM_GRAY; | |
8592 | break; | |
8593 | ||
8594 | case '3': | |
8595 | raw_p = 0, type = PBM_COLOR; | |
8596 | break; | |
8597 | ||
8598 | case '4': | |
8599 | raw_p = 1, type = PBM_MONO; | |
8600 | break; | |
8601 | ||
8602 | case '5': | |
8603 | raw_p = 1, type = PBM_GRAY; | |
8604 | break; | |
8605 | ||
8606 | case '6': | |
8607 | raw_p = 1, type = PBM_COLOR; | |
8608 | break; | |
8609 | ||
8610 | default: | |
45158a91 | 8611 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 8612 | goto error; |
333b20bb GM |
8613 | } |
8614 | ||
8615 | /* Read width, height, maximum color-component. Characters | |
8616 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
8617 | width = pbm_scan_number (&p, end); |
8618 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
8619 | |
8620 | if (type != PBM_MONO) | |
8621 | { | |
63cec32f | 8622 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
8623 | if (raw_p && max_color_idx > 255) |
8624 | max_color_idx = 255; | |
8625 | } | |
8626 | ||
63cec32f GM |
8627 | if (width < 0 |
8628 | || height < 0 | |
333b20bb | 8629 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 8630 | goto error; |
333b20bb | 8631 | |
45158a91 | 8632 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 8633 | &ximg, &img->pixmap)) |
28c7826c | 8634 | goto error; |
333b20bb GM |
8635 | |
8636 | /* Initialize the color hash table. */ | |
8637 | init_color_table (); | |
8638 | ||
8639 | if (type == PBM_MONO) | |
8640 | { | |
8641 | int c = 0, g; | |
be0b1fac GM |
8642 | struct image_keyword fmt[PBM_LAST]; |
8643 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
8644 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
8645 | ||
8646 | /* Parse the image specification. */ | |
8647 | bcopy (pbm_format, fmt, sizeof fmt); | |
8648 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
8649 | ||
8650 | /* Get foreground and background colors, maybe allocate colors. */ | |
6f1be3b9 GM |
8651 | if (fmt[PBM_FOREGROUND].count |
8652 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
be0b1fac | 8653 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); |
6f1be3b9 GM |
8654 | if (fmt[PBM_BACKGROUND].count |
8655 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
f20a3b7a MB |
8656 | { |
8657 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
8658 | img->background = bg; | |
8659 | img->background_valid = 1; | |
8660 | } | |
333b20bb GM |
8661 | |
8662 | for (y = 0; y < height; ++y) | |
8663 | for (x = 0; x < width; ++x) | |
8664 | { | |
8665 | if (raw_p) | |
8666 | { | |
8667 | if ((x & 7) == 0) | |
63cec32f | 8668 | c = *p++; |
333b20bb GM |
8669 | g = c & 0x80; |
8670 | c <<= 1; | |
8671 | } | |
8672 | else | |
63cec32f | 8673 | g = pbm_scan_number (&p, end); |
333b20bb | 8674 | |
be0b1fac | 8675 | XPutPixel (ximg, x, y, g ? fg : bg); |
333b20bb GM |
8676 | } |
8677 | } | |
8678 | else | |
8679 | { | |
8680 | for (y = 0; y < height; ++y) | |
8681 | for (x = 0; x < width; ++x) | |
8682 | { | |
8683 | int r, g, b; | |
8684 | ||
8685 | if (type == PBM_GRAY) | |
63cec32f | 8686 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
8687 | else if (raw_p) |
8688 | { | |
63cec32f GM |
8689 | r = *p++; |
8690 | g = *p++; | |
8691 | b = *p++; | |
333b20bb GM |
8692 | } |
8693 | else | |
8694 | { | |
63cec32f GM |
8695 | r = pbm_scan_number (&p, end); |
8696 | g = pbm_scan_number (&p, end); | |
8697 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
8698 | } |
8699 | ||
8700 | if (r < 0 || g < 0 || b < 0) | |
8701 | { | |
333b20bb GM |
8702 | xfree (ximg->data); |
8703 | ximg->data = NULL; | |
8704 | XDestroyImage (ximg); | |
45158a91 GM |
8705 | image_error ("Invalid pixel value in image `%s'", |
8706 | img->spec, Qnil); | |
63cec32f | 8707 | goto error; |
333b20bb GM |
8708 | } |
8709 | ||
8710 | /* RGB values are now in the range 0..max_color_idx. | |
8711 | Scale this to the range 0..0xffff supported by X. */ | |
8712 | r = (double) r * 65535 / max_color_idx; | |
8713 | g = (double) g * 65535 / max_color_idx; | |
8714 | b = (double) b * 65535 / max_color_idx; | |
8715 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8716 | } | |
8717 | } | |
8718 | ||
333b20bb GM |
8719 | /* Store in IMG->colors the colors allocated for the image, and |
8720 | free the color table. */ | |
8721 | img->colors = colors_in_color_table (&img->ncolors); | |
8722 | free_color_table (); | |
f20a3b7a MB |
8723 | |
8724 | /* Maybe fill in the background field while we have ximg handy. */ | |
8725 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8726 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
8727 | |
8728 | /* Put the image into a pixmap. */ | |
8729 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8730 | x_destroy_x_image (ximg); | |
333b20bb GM |
8731 | |
8732 | img->width = width; | |
8733 | img->height = height; | |
8734 | ||
8735 | UNGCPRO; | |
63cec32f | 8736 | xfree (contents); |
333b20bb GM |
8737 | return 1; |
8738 | } | |
8739 | ||
8740 | ||
8741 | \f | |
8742 | /*********************************************************************** | |
8743 | PNG | |
8744 | ***********************************************************************/ | |
8745 | ||
8746 | #if HAVE_PNG | |
8747 | ||
8748 | #include <png.h> | |
8749 | ||
8750 | /* Function prototypes. */ | |
8751 | ||
8752 | static int png_image_p P_ ((Lisp_Object object)); | |
8753 | static int png_load P_ ((struct frame *f, struct image *img)); | |
8754 | ||
8755 | /* The symbol `png' identifying images of this type. */ | |
8756 | ||
8757 | Lisp_Object Qpng; | |
8758 | ||
8759 | /* Indices of image specification fields in png_format, below. */ | |
8760 | ||
8761 | enum png_keyword_index | |
8762 | { | |
8763 | PNG_TYPE, | |
63448a4d | 8764 | PNG_DATA, |
333b20bb GM |
8765 | PNG_FILE, |
8766 | PNG_ASCENT, | |
8767 | PNG_MARGIN, | |
8768 | PNG_RELIEF, | |
8769 | PNG_ALGORITHM, | |
8770 | PNG_HEURISTIC_MASK, | |
4a8e312c | 8771 | PNG_MASK, |
f20a3b7a | 8772 | PNG_BACKGROUND, |
333b20bb GM |
8773 | PNG_LAST |
8774 | }; | |
8775 | ||
8776 | /* Vector of image_keyword structures describing the format | |
8777 | of valid user-defined image specifications. */ | |
8778 | ||
8779 | static struct image_keyword png_format[PNG_LAST] = | |
8780 | { | |
8781 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8782 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8783 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8784 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8785 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8786 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8787 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8788 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 8789 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a | 8790 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
8791 | }; |
8792 | ||
06482119 | 8793 | /* Structure describing the image type `png'. */ |
333b20bb GM |
8794 | |
8795 | static struct image_type png_type = | |
8796 | { | |
8797 | &Qpng, | |
8798 | png_image_p, | |
8799 | png_load, | |
8800 | x_clear_image, | |
8801 | NULL | |
8802 | }; | |
8803 | ||
8804 | ||
8805 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
8806 | ||
8807 | static int | |
8808 | png_image_p (object) | |
8809 | Lisp_Object object; | |
8810 | { | |
8811 | struct image_keyword fmt[PNG_LAST]; | |
8812 | bcopy (png_format, fmt, sizeof fmt); | |
8813 | ||
7c7ff7f5 | 8814 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 8815 | return 0; |
63448a4d | 8816 | |
63cec32f GM |
8817 | /* Must specify either the :data or :file keyword. */ |
8818 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
8819 | } |
8820 | ||
8821 | ||
8822 | /* Error and warning handlers installed when the PNG library | |
8823 | is initialized. */ | |
8824 | ||
8825 | static void | |
8826 | my_png_error (png_ptr, msg) | |
8827 | png_struct *png_ptr; | |
8828 | char *msg; | |
8829 | { | |
8830 | xassert (png_ptr != NULL); | |
8831 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
8832 | longjmp (png_ptr->jmpbuf, 1); | |
8833 | } | |
8834 | ||
8835 | ||
8836 | static void | |
8837 | my_png_warning (png_ptr, msg) | |
8838 | png_struct *png_ptr; | |
8839 | char *msg; | |
8840 | { | |
8841 | xassert (png_ptr != NULL); | |
8842 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
8843 | } | |
8844 | ||
5ad6a5fb GM |
8845 | /* Memory source for PNG decoding. */ |
8846 | ||
63448a4d WP |
8847 | struct png_memory_storage |
8848 | { | |
5ad6a5fb GM |
8849 | unsigned char *bytes; /* The data */ |
8850 | size_t len; /* How big is it? */ | |
8851 | int index; /* Where are we? */ | |
63448a4d WP |
8852 | }; |
8853 | ||
5ad6a5fb GM |
8854 | |
8855 | /* Function set as reader function when reading PNG image from memory. | |
8856 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
8857 | bytes from the input to DATA. */ | |
8858 | ||
63448a4d | 8859 | static void |
5ad6a5fb GM |
8860 | png_read_from_memory (png_ptr, data, length) |
8861 | png_structp png_ptr; | |
8862 | png_bytep data; | |
8863 | png_size_t length; | |
63448a4d | 8864 | { |
5ad6a5fb GM |
8865 | struct png_memory_storage *tbr |
8866 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 8867 | |
5ad6a5fb GM |
8868 | if (length > tbr->len - tbr->index) |
8869 | png_error (png_ptr, "Read error"); | |
8870 | ||
8871 | bcopy (tbr->bytes + tbr->index, data, length); | |
8872 | tbr->index = tbr->index + length; | |
63448a4d | 8873 | } |
333b20bb GM |
8874 | |
8875 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
8876 | successful. */ | |
8877 | ||
8878 | static int | |
8879 | png_load (f, img) | |
8880 | struct frame *f; | |
8881 | struct image *img; | |
8882 | { | |
8883 | Lisp_Object file, specified_file; | |
63448a4d | 8884 | Lisp_Object specified_data; |
b6d7acec | 8885 | int x, y, i; |
333b20bb GM |
8886 | XImage *ximg, *mask_img = NULL; |
8887 | struct gcpro gcpro1; | |
8888 | png_struct *png_ptr = NULL; | |
8889 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 8890 | FILE *volatile fp = NULL; |
333b20bb | 8891 | png_byte sig[8]; |
8ec8a5ec GM |
8892 | png_byte * volatile pixels = NULL; |
8893 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
8894 | png_uint_32 width, height; |
8895 | int bit_depth, color_type, interlace_type; | |
8896 | png_byte channels; | |
8897 | png_uint_32 row_bytes; | |
8898 | int transparent_p; | |
8899 | char *gamma_str; | |
8900 | double screen_gamma, image_gamma; | |
8901 | int intent; | |
63448a4d | 8902 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
8903 | |
8904 | /* Find out what file to load. */ | |
8905 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8906 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8907 | file = Qnil; |
8908 | GCPRO1 (file); | |
333b20bb | 8909 | |
63448a4d | 8910 | if (NILP (specified_data)) |
5ad6a5fb GM |
8911 | { |
8912 | file = x_find_image_file (specified_file); | |
8913 | if (!STRINGP (file)) | |
63448a4d | 8914 | { |
45158a91 | 8915 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8916 | UNGCPRO; |
8917 | return 0; | |
8918 | } | |
333b20bb | 8919 | |
5ad6a5fb GM |
8920 | /* Open the image file. */ |
8921 | fp = fopen (XSTRING (file)->data, "rb"); | |
8922 | if (!fp) | |
8923 | { | |
45158a91 | 8924 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
8925 | UNGCPRO; |
8926 | fclose (fp); | |
8927 | return 0; | |
8928 | } | |
63448a4d | 8929 | |
5ad6a5fb GM |
8930 | /* Check PNG signature. */ |
8931 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
8932 | || !png_check_sig (sig, sizeof sig)) | |
8933 | { | |
45158a91 | 8934 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
8935 | UNGCPRO; |
8936 | fclose (fp); | |
8937 | return 0; | |
63448a4d | 8938 | } |
5ad6a5fb | 8939 | } |
63448a4d | 8940 | else |
5ad6a5fb GM |
8941 | { |
8942 | /* Read from memory. */ | |
8943 | tbr.bytes = XSTRING (specified_data)->data; | |
8944 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
8945 | tbr.index = 0; | |
63448a4d | 8946 | |
5ad6a5fb GM |
8947 | /* Check PNG signature. */ |
8948 | if (tbr.len < sizeof sig | |
8949 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
8950 | { | |
45158a91 | 8951 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8952 | UNGCPRO; |
8953 | return 0; | |
63448a4d | 8954 | } |
333b20bb | 8955 | |
5ad6a5fb GM |
8956 | /* Need to skip past the signature. */ |
8957 | tbr.bytes += sizeof (sig); | |
8958 | } | |
8959 | ||
333b20bb GM |
8960 | /* Initialize read and info structs for PNG lib. */ |
8961 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
8962 | my_png_error, my_png_warning); | |
8963 | if (!png_ptr) | |
8964 | { | |
63448a4d | 8965 | if (fp) fclose (fp); |
333b20bb GM |
8966 | UNGCPRO; |
8967 | return 0; | |
8968 | } | |
8969 | ||
8970 | info_ptr = png_create_info_struct (png_ptr); | |
8971 | if (!info_ptr) | |
8972 | { | |
8973 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 8974 | if (fp) fclose (fp); |
333b20bb GM |
8975 | UNGCPRO; |
8976 | return 0; | |
8977 | } | |
8978 | ||
8979 | end_info = png_create_info_struct (png_ptr); | |
8980 | if (!end_info) | |
8981 | { | |
8982 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 8983 | if (fp) fclose (fp); |
333b20bb GM |
8984 | UNGCPRO; |
8985 | return 0; | |
8986 | } | |
8987 | ||
8988 | /* Set error jump-back. We come back here when the PNG library | |
8989 | detects an error. */ | |
8990 | if (setjmp (png_ptr->jmpbuf)) | |
8991 | { | |
8992 | error: | |
8993 | if (png_ptr) | |
8994 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8995 | xfree (pixels); | |
8996 | xfree (rows); | |
63448a4d | 8997 | if (fp) fclose (fp); |
333b20bb GM |
8998 | UNGCPRO; |
8999 | return 0; | |
9000 | } | |
9001 | ||
9002 | /* Read image info. */ | |
63448a4d | 9003 | if (!NILP (specified_data)) |
5ad6a5fb | 9004 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 9005 | else |
5ad6a5fb | 9006 | png_init_io (png_ptr, fp); |
63448a4d | 9007 | |
333b20bb GM |
9008 | png_set_sig_bytes (png_ptr, sizeof sig); |
9009 | png_read_info (png_ptr, info_ptr); | |
9010 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
9011 | &interlace_type, NULL, NULL); | |
9012 | ||
9013 | /* If image contains simply transparency data, we prefer to | |
9014 | construct a clipping mask. */ | |
9015 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
9016 | transparent_p = 1; | |
9017 | else | |
9018 | transparent_p = 0; | |
9019 | ||
9020 | /* This function is easier to write if we only have to handle | |
9021 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
9022 | transform other formats into that format. */ | |
9023 | ||
9024 | /* Strip more than 8 bits per channel. */ | |
9025 | if (bit_depth == 16) | |
9026 | png_set_strip_16 (png_ptr); | |
9027 | ||
9028 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
9029 | if available. */ | |
9030 | png_set_expand (png_ptr); | |
9031 | ||
9032 | /* Convert grayscale images to RGB. */ | |
9033 | if (color_type == PNG_COLOR_TYPE_GRAY | |
9034 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
9035 | png_set_gray_to_rgb (png_ptr); | |
9036 | ||
d4405ed7 | 9037 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
333b20bb GM |
9038 | |
9039 | /* Tell the PNG lib to handle gamma correction for us. */ | |
9040 | ||
6c1aa34d | 9041 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb | 9042 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
d4405ed7 RS |
9043 | /* The libpng documentation says this is right in this case. */ |
9044 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
6c1aa34d GM |
9045 | else |
9046 | #endif | |
9047 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
9048 | /* Image contains gamma information. */ |
9049 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
9050 | else | |
d4405ed7 RS |
9051 | /* Use the standard default for the image gamma. */ |
9052 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
333b20bb GM |
9053 | |
9054 | /* Handle alpha channel by combining the image with a background | |
9055 | color. Do this only if a real alpha channel is supplied. For | |
9056 | simple transparency, we prefer a clipping mask. */ | |
9057 | if (!transparent_p) | |
9058 | { | |
f20a3b7a MB |
9059 | png_color_16 *image_bg; |
9060 | Lisp_Object specified_bg | |
9061 | = image_spec_value (img->spec, QCbackground, NULL); | |
9062 | ||
f2f0a644 | 9063 | if (STRINGP (specified_bg)) |
f20a3b7a MB |
9064 | /* The user specified `:background', use that. */ |
9065 | { | |
9066 | XColor color; | |
f2f0a644 | 9067 | if (x_defined_color (f, XSTRING (specified_bg)->data, &color, 0)) |
f20a3b7a MB |
9068 | { |
9069 | png_color_16 user_bg; | |
9070 | ||
9071 | bzero (&user_bg, sizeof user_bg); | |
9072 | user_bg.red = color.red; | |
9073 | user_bg.green = color.green; | |
9074 | user_bg.blue = color.blue; | |
333b20bb | 9075 | |
f20a3b7a MB |
9076 | png_set_background (png_ptr, &user_bg, |
9077 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
9078 | } | |
9079 | } | |
9080 | else if (png_get_bKGD (png_ptr, info_ptr, &image_bg)) | |
333b20bb GM |
9081 | /* Image contains a background color with which to |
9082 | combine the image. */ | |
f20a3b7a | 9083 | png_set_background (png_ptr, image_bg, |
333b20bb GM |
9084 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); |
9085 | else | |
9086 | { | |
9087 | /* Image does not contain a background color with which | |
9088 | to combine the image data via an alpha channel. Use | |
9089 | the frame's background instead. */ | |
9090 | XColor color; | |
9091 | Colormap cmap; | |
9092 | png_color_16 frame_background; | |
9093 | ||
9b2956e2 | 9094 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 9095 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a31fedb7 | 9096 | x_query_color (f, &color); |
333b20bb GM |
9097 | |
9098 | bzero (&frame_background, sizeof frame_background); | |
9099 | frame_background.red = color.red; | |
9100 | frame_background.green = color.green; | |
9101 | frame_background.blue = color.blue; | |
9102 | ||
9103 | png_set_background (png_ptr, &frame_background, | |
9104 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
9105 | } | |
9106 | } | |
9107 | ||
9108 | /* Update info structure. */ | |
9109 | png_read_update_info (png_ptr, info_ptr); | |
9110 | ||
9111 | /* Get number of channels. Valid values are 1 for grayscale images | |
9112 | and images with a palette, 2 for grayscale images with transparency | |
9113 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
9114 | images with alpha channel, i.e. RGBA. If conversions above were | |
9115 | sufficient we should only have 3 or 4 channels here. */ | |
9116 | channels = png_get_channels (png_ptr, info_ptr); | |
9117 | xassert (channels == 3 || channels == 4); | |
9118 | ||
9119 | /* Number of bytes needed for one row of the image. */ | |
9120 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
9121 | ||
9122 | /* Allocate memory for the image. */ | |
9123 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
9124 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
9125 | for (i = 0; i < height; ++i) | |
9126 | rows[i] = pixels + i * row_bytes; | |
9127 | ||
9128 | /* Read the entire image. */ | |
9129 | png_read_image (png_ptr, rows); | |
9130 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
9131 | if (fp) |
9132 | { | |
9133 | fclose (fp); | |
9134 | fp = NULL; | |
9135 | } | |
333b20bb | 9136 | |
333b20bb | 9137 | /* Create the X image and pixmap. */ |
45158a91 | 9138 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 9139 | &img->pixmap)) |
28c7826c | 9140 | goto error; |
333b20bb GM |
9141 | |
9142 | /* Create an image and pixmap serving as mask if the PNG image | |
9143 | contains an alpha channel. */ | |
9144 | if (channels == 4 | |
9145 | && !transparent_p | |
45158a91 | 9146 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
9147 | &mask_img, &img->mask)) |
9148 | { | |
9149 | x_destroy_x_image (ximg); | |
9150 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 9151 | img->pixmap = None; |
333b20bb GM |
9152 | goto error; |
9153 | } | |
9154 | ||
9155 | /* Fill the X image and mask from PNG data. */ | |
9156 | init_color_table (); | |
9157 | ||
9158 | for (y = 0; y < height; ++y) | |
9159 | { | |
9160 | png_byte *p = rows[y]; | |
9161 | ||
9162 | for (x = 0; x < width; ++x) | |
9163 | { | |
9164 | unsigned r, g, b; | |
9165 | ||
9166 | r = *p++ << 8; | |
9167 | g = *p++ << 8; | |
9168 | b = *p++ << 8; | |
9169 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
9170 | ||
9171 | /* An alpha channel, aka mask channel, associates variable | |
9172 | transparency with an image. Where other image formats | |
9173 | support binary transparency---fully transparent or fully | |
9174 | opaque---PNG allows up to 254 levels of partial transparency. | |
9175 | The PNG library implements partial transparency by combining | |
9176 | the image with a specified background color. | |
9177 | ||
9178 | I'm not sure how to handle this here nicely: because the | |
9179 | background on which the image is displayed may change, for | |
9180 | real alpha channel support, it would be necessary to create | |
9181 | a new image for each possible background. | |
9182 | ||
9183 | What I'm doing now is that a mask is created if we have | |
9184 | boolean transparency information. Otherwise I'm using | |
9185 | the frame's background color to combine the image with. */ | |
9186 | ||
9187 | if (channels == 4) | |
9188 | { | |
9189 | if (mask_img) | |
9190 | XPutPixel (mask_img, x, y, *p > 0); | |
9191 | ++p; | |
9192 | } | |
9193 | } | |
9194 | } | |
9195 | ||
f20a3b7a MB |
9196 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
9197 | /* Set IMG's background color from the PNG image, unless the user | |
9198 | overrode it. */ | |
9199 | { | |
9200 | png_color_16 *bg; | |
9201 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
9202 | { | |
f2f0a644 | 9203 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
f20a3b7a MB |
9204 | img->background_valid = 1; |
9205 | } | |
9206 | } | |
9207 | ||
333b20bb GM |
9208 | /* Remember colors allocated for this image. */ |
9209 | img->colors = colors_in_color_table (&img->ncolors); | |
9210 | free_color_table (); | |
9211 | ||
9212 | /* Clean up. */ | |
9213 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
9214 | xfree (rows); | |
9215 | xfree (pixels); | |
9216 | ||
9217 | img->width = width; | |
9218 | img->height = height; | |
9219 | ||
f20a3b7a MB |
9220 | /* Maybe fill in the background field while we have ximg handy. */ |
9221 | IMAGE_BACKGROUND (img, f, ximg); | |
9222 | ||
333b20bb GM |
9223 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
9224 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9225 | x_destroy_x_image (ximg); | |
9226 | ||
9227 | /* Same for the mask. */ | |
9228 | if (mask_img) | |
9229 | { | |
f20a3b7a MB |
9230 | /* Fill in the background_transparent field while we have the mask |
9231 | handy. */ | |
9232 | image_background_transparent (img, f, mask_img); | |
9233 | ||
333b20bb GM |
9234 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
9235 | x_destroy_x_image (mask_img); | |
9236 | } | |
9237 | ||
333b20bb GM |
9238 | UNGCPRO; |
9239 | return 1; | |
9240 | } | |
9241 | ||
9242 | #endif /* HAVE_PNG != 0 */ | |
9243 | ||
9244 | ||
9245 | \f | |
9246 | /*********************************************************************** | |
9247 | JPEG | |
9248 | ***********************************************************************/ | |
9249 | ||
9250 | #if HAVE_JPEG | |
9251 | ||
ba06aba4 GM |
9252 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
9253 | jconfig.h. */ | |
9254 | #ifdef HAVE_STDLIB_H | |
9255 | #define HAVE_STDLIB_H_1 | |
9256 | #undef HAVE_STDLIB_H | |
9257 | #endif /* HAVE_STLIB_H */ | |
9258 | ||
333b20bb GM |
9259 | #include <jpeglib.h> |
9260 | #include <jerror.h> | |
9261 | #include <setjmp.h> | |
9262 | ||
ba06aba4 GM |
9263 | #ifdef HAVE_STLIB_H_1 |
9264 | #define HAVE_STDLIB_H 1 | |
9265 | #endif | |
9266 | ||
333b20bb GM |
9267 | static int jpeg_image_p P_ ((Lisp_Object object)); |
9268 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
9269 | ||
9270 | /* The symbol `jpeg' identifying images of this type. */ | |
9271 | ||
9272 | Lisp_Object Qjpeg; | |
9273 | ||
9274 | /* Indices of image specification fields in gs_format, below. */ | |
9275 | ||
9276 | enum jpeg_keyword_index | |
9277 | { | |
9278 | JPEG_TYPE, | |
8e39770a | 9279 | JPEG_DATA, |
333b20bb GM |
9280 | JPEG_FILE, |
9281 | JPEG_ASCENT, | |
9282 | JPEG_MARGIN, | |
9283 | JPEG_RELIEF, | |
9284 | JPEG_ALGORITHM, | |
9285 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 9286 | JPEG_MASK, |
f20a3b7a | 9287 | JPEG_BACKGROUND, |
333b20bb GM |
9288 | JPEG_LAST |
9289 | }; | |
9290 | ||
9291 | /* Vector of image_keyword structures describing the format | |
9292 | of valid user-defined image specifications. */ | |
9293 | ||
9294 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
9295 | { | |
9296 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9297 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 9298 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9299 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9300 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9301 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9302 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9303 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9304 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9305 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9306 | }; |
9307 | ||
9308 | /* Structure describing the image type `jpeg'. */ | |
9309 | ||
9310 | static struct image_type jpeg_type = | |
9311 | { | |
9312 | &Qjpeg, | |
9313 | jpeg_image_p, | |
9314 | jpeg_load, | |
9315 | x_clear_image, | |
9316 | NULL | |
9317 | }; | |
9318 | ||
9319 | ||
9320 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
9321 | ||
9322 | static int | |
9323 | jpeg_image_p (object) | |
9324 | Lisp_Object object; | |
9325 | { | |
9326 | struct image_keyword fmt[JPEG_LAST]; | |
9327 | ||
9328 | bcopy (jpeg_format, fmt, sizeof fmt); | |
9329 | ||
7c7ff7f5 | 9330 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 9331 | return 0; |
8e39770a | 9332 | |
63cec32f GM |
9333 | /* Must specify either the :data or :file keyword. */ |
9334 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
9335 | } |
9336 | ||
8e39770a | 9337 | |
333b20bb GM |
9338 | struct my_jpeg_error_mgr |
9339 | { | |
9340 | struct jpeg_error_mgr pub; | |
9341 | jmp_buf setjmp_buffer; | |
9342 | }; | |
9343 | ||
e3130015 | 9344 | |
333b20bb GM |
9345 | static void |
9346 | my_error_exit (cinfo) | |
9347 | j_common_ptr cinfo; | |
9348 | { | |
9349 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
9350 | longjmp (mgr->setjmp_buffer, 1); | |
9351 | } | |
9352 | ||
e3130015 | 9353 | |
8e39770a GM |
9354 | /* Init source method for JPEG data source manager. Called by |
9355 | jpeg_read_header() before any data is actually read. See | |
9356 | libjpeg.doc from the JPEG lib distribution. */ | |
9357 | ||
9358 | static void | |
9359 | our_init_source (cinfo) | |
9360 | j_decompress_ptr cinfo; | |
9361 | { | |
9362 | } | |
9363 | ||
9364 | ||
9365 | /* Fill input buffer method for JPEG data source manager. Called | |
9366 | whenever more data is needed. We read the whole image in one step, | |
9367 | so this only adds a fake end of input marker at the end. */ | |
9368 | ||
9369 | static boolean | |
9370 | our_fill_input_buffer (cinfo) | |
9371 | j_decompress_ptr cinfo; | |
9372 | { | |
9373 | /* Insert a fake EOI marker. */ | |
9374 | struct jpeg_source_mgr *src = cinfo->src; | |
9375 | static JOCTET buffer[2]; | |
9376 | ||
9377 | buffer[0] = (JOCTET) 0xFF; | |
9378 | buffer[1] = (JOCTET) JPEG_EOI; | |
9379 | ||
9380 | src->next_input_byte = buffer; | |
9381 | src->bytes_in_buffer = 2; | |
9382 | return TRUE; | |
9383 | } | |
9384 | ||
9385 | ||
9386 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
9387 | is the JPEG data source manager. */ | |
9388 | ||
9389 | static void | |
9390 | our_skip_input_data (cinfo, num_bytes) | |
9391 | j_decompress_ptr cinfo; | |
9392 | long num_bytes; | |
9393 | { | |
9394 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
9395 | ||
9396 | if (src) | |
9397 | { | |
9398 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 9399 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
9400 | |
9401 | src->bytes_in_buffer -= num_bytes; | |
9402 | src->next_input_byte += num_bytes; | |
9403 | } | |
9404 | } | |
9405 | ||
9406 | ||
9407 | /* Method to terminate data source. Called by | |
9408 | jpeg_finish_decompress() after all data has been processed. */ | |
9409 | ||
9410 | static void | |
9411 | our_term_source (cinfo) | |
9412 | j_decompress_ptr cinfo; | |
9413 | { | |
9414 | } | |
9415 | ||
9416 | ||
9417 | /* Set up the JPEG lib for reading an image from DATA which contains | |
9418 | LEN bytes. CINFO is the decompression info structure created for | |
9419 | reading the image. */ | |
9420 | ||
9421 | static void | |
9422 | jpeg_memory_src (cinfo, data, len) | |
9423 | j_decompress_ptr cinfo; | |
9424 | JOCTET *data; | |
9425 | unsigned int len; | |
9426 | { | |
9427 | struct jpeg_source_mgr *src; | |
9428 | ||
9429 | if (cinfo->src == NULL) | |
9430 | { | |
9431 | /* First time for this JPEG object? */ | |
9432 | cinfo->src = (struct jpeg_source_mgr *) | |
9433 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
9434 | sizeof (struct jpeg_source_mgr)); | |
9435 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9436 | src->next_input_byte = data; | |
9437 | } | |
9438 | ||
9439 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9440 | src->init_source = our_init_source; | |
9441 | src->fill_input_buffer = our_fill_input_buffer; | |
9442 | src->skip_input_data = our_skip_input_data; | |
9443 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
9444 | src->term_source = our_term_source; | |
9445 | src->bytes_in_buffer = len; | |
9446 | src->next_input_byte = data; | |
9447 | } | |
9448 | ||
5ad6a5fb | 9449 | |
333b20bb GM |
9450 | /* Load image IMG for use on frame F. Patterned after example.c |
9451 | from the JPEG lib. */ | |
9452 | ||
9453 | static int | |
9454 | jpeg_load (f, img) | |
9455 | struct frame *f; | |
9456 | struct image *img; | |
9457 | { | |
9458 | struct jpeg_decompress_struct cinfo; | |
9459 | struct my_jpeg_error_mgr mgr; | |
9460 | Lisp_Object file, specified_file; | |
8e39770a | 9461 | Lisp_Object specified_data; |
8ec8a5ec | 9462 | FILE * volatile fp = NULL; |
333b20bb GM |
9463 | JSAMPARRAY buffer; |
9464 | int row_stride, x, y; | |
9465 | XImage *ximg = NULL; | |
b6d7acec | 9466 | int rc; |
333b20bb GM |
9467 | unsigned long *colors; |
9468 | int width, height; | |
9469 | struct gcpro gcpro1; | |
9470 | ||
9471 | /* Open the JPEG file. */ | |
9472 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 9473 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9474 | file = Qnil; |
9475 | GCPRO1 (file); | |
8e39770a | 9476 | |
8e39770a | 9477 | if (NILP (specified_data)) |
333b20bb | 9478 | { |
8e39770a | 9479 | file = x_find_image_file (specified_file); |
8e39770a GM |
9480 | if (!STRINGP (file)) |
9481 | { | |
45158a91 | 9482 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
9483 | UNGCPRO; |
9484 | return 0; | |
9485 | } | |
333b20bb | 9486 | |
8e39770a GM |
9487 | fp = fopen (XSTRING (file)->data, "r"); |
9488 | if (fp == NULL) | |
9489 | { | |
9490 | image_error ("Cannot open `%s'", file, Qnil); | |
9491 | UNGCPRO; | |
9492 | return 0; | |
9493 | } | |
333b20bb GM |
9494 | } |
9495 | ||
5ad6a5fb GM |
9496 | /* Customize libjpeg's error handling to call my_error_exit when an |
9497 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 9498 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 9499 | mgr.pub.error_exit = my_error_exit; |
333b20bb GM |
9500 | |
9501 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
9502 | { | |
5ad6a5fb GM |
9503 | if (rc == 1) |
9504 | { | |
9505 | /* Called from my_error_exit. Display a JPEG error. */ | |
9506 | char buffer[JMSG_LENGTH_MAX]; | |
9507 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 9508 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
9509 | build_string (buffer)); |
9510 | } | |
333b20bb GM |
9511 | |
9512 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb | 9513 | if (fp) |
8ec8a5ec | 9514 | fclose ((FILE *) fp); |
333b20bb GM |
9515 | jpeg_destroy_decompress (&cinfo); |
9516 | ||
5ad6a5fb GM |
9517 | /* If we already have an XImage, free that. */ |
9518 | x_destroy_x_image (ximg); | |
333b20bb | 9519 | |
5ad6a5fb GM |
9520 | /* Free pixmap and colors. */ |
9521 | x_clear_image (f, img); | |
333b20bb | 9522 | |
5ad6a5fb GM |
9523 | UNGCPRO; |
9524 | return 0; | |
333b20bb GM |
9525 | } |
9526 | ||
9527 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 9528 | Read the JPEG image header. */ |
333b20bb | 9529 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
9530 | |
9531 | if (NILP (specified_data)) | |
8ec8a5ec | 9532 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a GM |
9533 | else |
9534 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
9535 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 9536 | |
333b20bb GM |
9537 | jpeg_read_header (&cinfo, TRUE); |
9538 | ||
9539 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 9540 | Start decompression. */ |
333b20bb GM |
9541 | cinfo.quantize_colors = TRUE; |
9542 | jpeg_start_decompress (&cinfo); | |
9543 | width = img->width = cinfo.output_width; | |
9544 | height = img->height = cinfo.output_height; | |
9545 | ||
333b20bb | 9546 | /* Create X image and pixmap. */ |
45158a91 | 9547 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 9548 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
9549 | |
9550 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
9551 | cinfo.actual_number_of_colors has been set with the number of |
9552 | colors generated, and cinfo.colormap is a two-dimensional array | |
9553 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
9554 | No more than 255 colors will be generated. */ | |
333b20bb | 9555 | { |
5ad6a5fb GM |
9556 | int i, ir, ig, ib; |
9557 | ||
9558 | if (cinfo.out_color_components > 2) | |
9559 | ir = 0, ig = 1, ib = 2; | |
9560 | else if (cinfo.out_color_components > 1) | |
9561 | ir = 0, ig = 1, ib = 0; | |
9562 | else | |
9563 | ir = 0, ig = 0, ib = 0; | |
9564 | ||
9565 | /* Use the color table mechanism because it handles colors that | |
9566 | cannot be allocated nicely. Such colors will be replaced with | |
9567 | a default color, and we don't have to care about which colors | |
9568 | can be freed safely, and which can't. */ | |
9569 | init_color_table (); | |
9570 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
9571 | * sizeof *colors); | |
333b20bb | 9572 | |
5ad6a5fb GM |
9573 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
9574 | { | |
9575 | /* Multiply RGB values with 255 because X expects RGB values | |
9576 | in the range 0..0xffff. */ | |
9577 | int r = cinfo.colormap[ir][i] << 8; | |
9578 | int g = cinfo.colormap[ig][i] << 8; | |
9579 | int b = cinfo.colormap[ib][i] << 8; | |
9580 | colors[i] = lookup_rgb_color (f, r, g, b); | |
9581 | } | |
333b20bb | 9582 | |
5ad6a5fb GM |
9583 | /* Remember those colors actually allocated. */ |
9584 | img->colors = colors_in_color_table (&img->ncolors); | |
9585 | free_color_table (); | |
333b20bb GM |
9586 | } |
9587 | ||
9588 | /* Read pixels. */ | |
9589 | row_stride = width * cinfo.output_components; | |
9590 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 9591 | row_stride, 1); |
333b20bb GM |
9592 | for (y = 0; y < height; ++y) |
9593 | { | |
5ad6a5fb GM |
9594 | jpeg_read_scanlines (&cinfo, buffer, 1); |
9595 | for (x = 0; x < cinfo.output_width; ++x) | |
9596 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
9597 | } |
9598 | ||
9599 | /* Clean up. */ | |
9600 | jpeg_finish_decompress (&cinfo); | |
9601 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 9602 | if (fp) |
8ec8a5ec | 9603 | fclose ((FILE *) fp); |
f20a3b7a MB |
9604 | |
9605 | /* Maybe fill in the background field while we have ximg handy. */ | |
9606 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9607 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
9608 | |
9609 | /* Put the image into the pixmap. */ | |
9610 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9611 | x_destroy_x_image (ximg); | |
333b20bb GM |
9612 | UNGCPRO; |
9613 | return 1; | |
9614 | } | |
9615 | ||
9616 | #endif /* HAVE_JPEG */ | |
9617 | ||
9618 | ||
9619 | \f | |
9620 | /*********************************************************************** | |
9621 | TIFF | |
9622 | ***********************************************************************/ | |
9623 | ||
9624 | #if HAVE_TIFF | |
9625 | ||
cf4790ad | 9626 | #include <tiffio.h> |
333b20bb GM |
9627 | |
9628 | static int tiff_image_p P_ ((Lisp_Object object)); | |
9629 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
9630 | ||
9631 | /* The symbol `tiff' identifying images of this type. */ | |
9632 | ||
9633 | Lisp_Object Qtiff; | |
9634 | ||
9635 | /* Indices of image specification fields in tiff_format, below. */ | |
9636 | ||
9637 | enum tiff_keyword_index | |
9638 | { | |
9639 | TIFF_TYPE, | |
63448a4d | 9640 | TIFF_DATA, |
333b20bb GM |
9641 | TIFF_FILE, |
9642 | TIFF_ASCENT, | |
9643 | TIFF_MARGIN, | |
9644 | TIFF_RELIEF, | |
9645 | TIFF_ALGORITHM, | |
9646 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 9647 | TIFF_MASK, |
f20a3b7a | 9648 | TIFF_BACKGROUND, |
333b20bb GM |
9649 | TIFF_LAST |
9650 | }; | |
9651 | ||
9652 | /* Vector of image_keyword structures describing the format | |
9653 | of valid user-defined image specifications. */ | |
9654 | ||
9655 | static struct image_keyword tiff_format[TIFF_LAST] = | |
9656 | { | |
9657 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9658 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9659 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9660 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9661 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9662 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9663 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9664 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9665 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9666 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9667 | }; |
9668 | ||
9669 | /* Structure describing the image type `tiff'. */ | |
9670 | ||
9671 | static struct image_type tiff_type = | |
9672 | { | |
9673 | &Qtiff, | |
9674 | tiff_image_p, | |
9675 | tiff_load, | |
9676 | x_clear_image, | |
9677 | NULL | |
9678 | }; | |
9679 | ||
9680 | ||
9681 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
9682 | ||
9683 | static int | |
9684 | tiff_image_p (object) | |
9685 | Lisp_Object object; | |
9686 | { | |
9687 | struct image_keyword fmt[TIFF_LAST]; | |
9688 | bcopy (tiff_format, fmt, sizeof fmt); | |
9689 | ||
7c7ff7f5 | 9690 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 9691 | return 0; |
5ad6a5fb | 9692 | |
63cec32f GM |
9693 | /* Must specify either the :data or :file keyword. */ |
9694 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
9695 | } |
9696 | ||
5ad6a5fb GM |
9697 | |
9698 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
9699 | memory source, but we have to provide a lot of extra functions. | |
9700 | Blah. | |
63448a4d WP |
9701 | |
9702 | We really only need to implement read and seek, but I am not | |
9703 | convinced that the TIFF library is smart enough not to destroy | |
9704 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
9705 | override. */ |
9706 | ||
9707 | typedef struct | |
9708 | { | |
63448a4d WP |
9709 | unsigned char *bytes; |
9710 | size_t len; | |
9711 | int index; | |
5ad6a5fb GM |
9712 | } |
9713 | tiff_memory_source; | |
63448a4d | 9714 | |
e3130015 | 9715 | |
5ad6a5fb GM |
9716 | static size_t |
9717 | tiff_read_from_memory (data, buf, size) | |
9718 | thandle_t data; | |
9719 | tdata_t buf; | |
9720 | tsize_t size; | |
63448a4d | 9721 | { |
5ad6a5fb | 9722 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9723 | |
9724 | if (size > src->len - src->index) | |
5ad6a5fb GM |
9725 | return (size_t) -1; |
9726 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
9727 | src->index += size; |
9728 | return size; | |
9729 | } | |
9730 | ||
e3130015 | 9731 | |
5ad6a5fb GM |
9732 | static size_t |
9733 | tiff_write_from_memory (data, buf, size) | |
9734 | thandle_t data; | |
9735 | tdata_t buf; | |
9736 | tsize_t size; | |
63448a4d WP |
9737 | { |
9738 | return (size_t) -1; | |
9739 | } | |
9740 | ||
e3130015 | 9741 | |
5ad6a5fb GM |
9742 | static toff_t |
9743 | tiff_seek_in_memory (data, off, whence) | |
9744 | thandle_t data; | |
9745 | toff_t off; | |
9746 | int whence; | |
63448a4d | 9747 | { |
5ad6a5fb | 9748 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9749 | int idx; |
9750 | ||
9751 | switch (whence) | |
5ad6a5fb GM |
9752 | { |
9753 | case SEEK_SET: /* Go from beginning of source. */ | |
9754 | idx = off; | |
9755 | break; | |
9756 | ||
9757 | case SEEK_END: /* Go from end of source. */ | |
9758 | idx = src->len + off; | |
9759 | break; | |
9760 | ||
9761 | case SEEK_CUR: /* Go from current position. */ | |
9762 | idx = src->index + off; | |
9763 | break; | |
9764 | ||
9765 | default: /* Invalid `whence'. */ | |
9766 | return -1; | |
9767 | } | |
9768 | ||
9769 | if (idx > src->len || idx < 0) | |
9770 | return -1; | |
9771 | ||
63448a4d WP |
9772 | src->index = idx; |
9773 | return src->index; | |
9774 | } | |
9775 | ||
e3130015 | 9776 | |
5ad6a5fb GM |
9777 | static int |
9778 | tiff_close_memory (data) | |
9779 | thandle_t data; | |
63448a4d WP |
9780 | { |
9781 | /* NOOP */ | |
5ad6a5fb | 9782 | return 0; |
63448a4d WP |
9783 | } |
9784 | ||
e3130015 | 9785 | |
5ad6a5fb GM |
9786 | static int |
9787 | tiff_mmap_memory (data, pbase, psize) | |
9788 | thandle_t data; | |
9789 | tdata_t *pbase; | |
9790 | toff_t *psize; | |
63448a4d WP |
9791 | { |
9792 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 9793 | return 0; |
63448a4d WP |
9794 | } |
9795 | ||
e3130015 | 9796 | |
5ad6a5fb GM |
9797 | static void |
9798 | tiff_unmap_memory (data, base, size) | |
9799 | thandle_t data; | |
9800 | tdata_t base; | |
9801 | toff_t size; | |
63448a4d WP |
9802 | { |
9803 | /* We don't need to do this. */ | |
63448a4d WP |
9804 | } |
9805 | ||
e3130015 | 9806 | |
5ad6a5fb GM |
9807 | static toff_t |
9808 | tiff_size_of_memory (data) | |
9809 | thandle_t data; | |
63448a4d | 9810 | { |
5ad6a5fb | 9811 | return ((tiff_memory_source *) data)->len; |
63448a4d | 9812 | } |
333b20bb | 9813 | |
e3130015 | 9814 | |
c6892044 GM |
9815 | static void |
9816 | tiff_error_handler (title, format, ap) | |
9817 | const char *title, *format; | |
9818 | va_list ap; | |
9819 | { | |
9820 | char buf[512]; | |
9821 | int len; | |
9822 | ||
9823 | len = sprintf (buf, "TIFF error: %s ", title); | |
9824 | vsprintf (buf + len, format, ap); | |
9825 | add_to_log (buf, Qnil, Qnil); | |
9826 | } | |
9827 | ||
9828 | ||
9829 | static void | |
9830 | tiff_warning_handler (title, format, ap) | |
9831 | const char *title, *format; | |
9832 | va_list ap; | |
9833 | { | |
9834 | char buf[512]; | |
9835 | int len; | |
9836 | ||
9837 | len = sprintf (buf, "TIFF warning: %s ", title); | |
9838 | vsprintf (buf + len, format, ap); | |
9839 | add_to_log (buf, Qnil, Qnil); | |
9840 | } | |
9841 | ||
9842 | ||
333b20bb GM |
9843 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
9844 | successful. */ | |
9845 | ||
9846 | static int | |
9847 | tiff_load (f, img) | |
9848 | struct frame *f; | |
9849 | struct image *img; | |
9850 | { | |
9851 | Lisp_Object file, specified_file; | |
63448a4d | 9852 | Lisp_Object specified_data; |
333b20bb GM |
9853 | TIFF *tiff; |
9854 | int width, height, x, y; | |
9855 | uint32 *buf; | |
9856 | int rc; | |
9857 | XImage *ximg; | |
9858 | struct gcpro gcpro1; | |
63448a4d | 9859 | tiff_memory_source memsrc; |
333b20bb GM |
9860 | |
9861 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9862 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9863 | file = Qnil; |
9864 | GCPRO1 (file); | |
63448a4d | 9865 | |
c6892044 GM |
9866 | TIFFSetErrorHandler (tiff_error_handler); |
9867 | TIFFSetWarningHandler (tiff_warning_handler); | |
9868 | ||
63448a4d | 9869 | if (NILP (specified_data)) |
5ad6a5fb GM |
9870 | { |
9871 | /* Read from a file */ | |
9872 | file = x_find_image_file (specified_file); | |
9873 | if (!STRINGP (file)) | |
63448a4d | 9874 | { |
45158a91 | 9875 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
9876 | UNGCPRO; |
9877 | return 0; | |
9878 | } | |
63448a4d | 9879 | |
5ad6a5fb GM |
9880 | /* Try to open the image file. */ |
9881 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
9882 | if (tiff == NULL) | |
9883 | { | |
9884 | image_error ("Cannot open `%s'", file, Qnil); | |
9885 | UNGCPRO; | |
9886 | return 0; | |
63448a4d | 9887 | } |
5ad6a5fb | 9888 | } |
63448a4d | 9889 | else |
5ad6a5fb GM |
9890 | { |
9891 | /* Memory source! */ | |
9892 | memsrc.bytes = XSTRING (specified_data)->data; | |
9893 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9894 | memsrc.index = 0; | |
9895 | ||
9896 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
9897 | (TIFFReadWriteProc) tiff_read_from_memory, | |
9898 | (TIFFReadWriteProc) tiff_write_from_memory, | |
9899 | tiff_seek_in_memory, | |
9900 | tiff_close_memory, | |
9901 | tiff_size_of_memory, | |
9902 | tiff_mmap_memory, | |
9903 | tiff_unmap_memory); | |
9904 | ||
9905 | if (!tiff) | |
63448a4d | 9906 | { |
45158a91 | 9907 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9908 | UNGCPRO; |
9909 | return 0; | |
63448a4d | 9910 | } |
5ad6a5fb | 9911 | } |
333b20bb GM |
9912 | |
9913 | /* Get width and height of the image, and allocate a raster buffer | |
9914 | of width x height 32-bit values. */ | |
9915 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
9916 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
9917 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
9918 | ||
9919 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
9920 | TIFFClose (tiff); | |
9921 | if (!rc) | |
9922 | { | |
45158a91 | 9923 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
9924 | xfree (buf); |
9925 | UNGCPRO; | |
9926 | return 0; | |
9927 | } | |
9928 | ||
333b20bb | 9929 | /* Create the X image and pixmap. */ |
45158a91 | 9930 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9931 | { |
333b20bb GM |
9932 | xfree (buf); |
9933 | UNGCPRO; | |
9934 | return 0; | |
9935 | } | |
9936 | ||
9937 | /* Initialize the color table. */ | |
9938 | init_color_table (); | |
9939 | ||
9940 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
9941 | for (y = 0; y < height; ++y) | |
9942 | { | |
9943 | uint32 *row = buf + y * width; | |
9944 | ||
9945 | for (x = 0; x < width; ++x) | |
9946 | { | |
9947 | uint32 abgr = row[x]; | |
9948 | int r = TIFFGetR (abgr) << 8; | |
9949 | int g = TIFFGetG (abgr) << 8; | |
9950 | int b = TIFFGetB (abgr) << 8; | |
9951 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
9952 | } | |
9953 | } | |
9954 | ||
9955 | /* Remember the colors allocated for the image. Free the color table. */ | |
9956 | img->colors = colors_in_color_table (&img->ncolors); | |
9957 | free_color_table (); | |
f20a3b7a MB |
9958 | |
9959 | img->width = width; | |
9960 | img->height = height; | |
9961 | ||
9962 | /* Maybe fill in the background field while we have ximg handy. */ | |
9963 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9964 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
9965 | |
9966 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9967 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9968 | x_destroy_x_image (ximg); | |
9969 | xfree (buf); | |
333b20bb GM |
9970 | |
9971 | UNGCPRO; | |
9972 | return 1; | |
9973 | } | |
9974 | ||
9975 | #endif /* HAVE_TIFF != 0 */ | |
9976 | ||
9977 | ||
9978 | \f | |
9979 | /*********************************************************************** | |
9980 | GIF | |
9981 | ***********************************************************************/ | |
9982 | ||
9983 | #if HAVE_GIF | |
9984 | ||
9985 | #include <gif_lib.h> | |
9986 | ||
9987 | static int gif_image_p P_ ((Lisp_Object object)); | |
9988 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9989 | ||
9990 | /* The symbol `gif' identifying images of this type. */ | |
9991 | ||
9992 | Lisp_Object Qgif; | |
9993 | ||
9994 | /* Indices of image specification fields in gif_format, below. */ | |
9995 | ||
9996 | enum gif_keyword_index | |
9997 | { | |
9998 | GIF_TYPE, | |
63448a4d | 9999 | GIF_DATA, |
333b20bb GM |
10000 | GIF_FILE, |
10001 | GIF_ASCENT, | |
10002 | GIF_MARGIN, | |
10003 | GIF_RELIEF, | |
10004 | GIF_ALGORITHM, | |
10005 | GIF_HEURISTIC_MASK, | |
4a8e312c | 10006 | GIF_MASK, |
333b20bb | 10007 | GIF_IMAGE, |
f20a3b7a | 10008 | GIF_BACKGROUND, |
333b20bb GM |
10009 | GIF_LAST |
10010 | }; | |
10011 | ||
10012 | /* Vector of image_keyword structures describing the format | |
10013 | of valid user-defined image specifications. */ | |
10014 | ||
10015 | static struct image_keyword gif_format[GIF_LAST] = | |
10016 | { | |
10017 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 10018 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 10019 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 10020 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 10021 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 10022 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 10023 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 10024 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 10025 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 10026 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
f20a3b7a | 10027 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
10028 | }; |
10029 | ||
10030 | /* Structure describing the image type `gif'. */ | |
10031 | ||
10032 | static struct image_type gif_type = | |
10033 | { | |
10034 | &Qgif, | |
10035 | gif_image_p, | |
10036 | gif_load, | |
10037 | x_clear_image, | |
10038 | NULL | |
10039 | }; | |
10040 | ||
e3130015 | 10041 | |
333b20bb GM |
10042 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
10043 | ||
10044 | static int | |
10045 | gif_image_p (object) | |
10046 | Lisp_Object object; | |
10047 | { | |
10048 | struct image_keyword fmt[GIF_LAST]; | |
10049 | bcopy (gif_format, fmt, sizeof fmt); | |
10050 | ||
7c7ff7f5 | 10051 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 10052 | return 0; |
5ad6a5fb | 10053 | |
63cec32f GM |
10054 | /* Must specify either the :data or :file keyword. */ |
10055 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
10056 | } |
10057 | ||
e3130015 | 10058 | |
63448a4d WP |
10059 | /* Reading a GIF image from memory |
10060 | Based on the PNG memory stuff to a certain extent. */ | |
10061 | ||
5ad6a5fb GM |
10062 | typedef struct |
10063 | { | |
63448a4d WP |
10064 | unsigned char *bytes; |
10065 | size_t len; | |
10066 | int index; | |
5ad6a5fb GM |
10067 | } |
10068 | gif_memory_source; | |
63448a4d | 10069 | |
e3130015 | 10070 | |
f036834a GM |
10071 | /* Make the current memory source available to gif_read_from_memory. |
10072 | It's done this way because not all versions of libungif support | |
10073 | a UserData field in the GifFileType structure. */ | |
10074 | static gif_memory_source *current_gif_memory_src; | |
10075 | ||
5ad6a5fb GM |
10076 | static int |
10077 | gif_read_from_memory (file, buf, len) | |
10078 | GifFileType *file; | |
10079 | GifByteType *buf; | |
10080 | int len; | |
63448a4d | 10081 | { |
f036834a | 10082 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 10083 | |
5ad6a5fb GM |
10084 | if (len > src->len - src->index) |
10085 | return -1; | |
63448a4d | 10086 | |
5ad6a5fb | 10087 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
10088 | src->index += len; |
10089 | return len; | |
10090 | } | |
333b20bb | 10091 | |
5ad6a5fb | 10092 | |
333b20bb GM |
10093 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
10094 | successful. */ | |
10095 | ||
10096 | static int | |
10097 | gif_load (f, img) | |
10098 | struct frame *f; | |
10099 | struct image *img; | |
10100 | { | |
10101 | Lisp_Object file, specified_file; | |
63448a4d | 10102 | Lisp_Object specified_data; |
333b20bb GM |
10103 | int rc, width, height, x, y, i; |
10104 | XImage *ximg; | |
10105 | ColorMapObject *gif_color_map; | |
10106 | unsigned long pixel_colors[256]; | |
10107 | GifFileType *gif; | |
10108 | struct gcpro gcpro1; | |
10109 | Lisp_Object image; | |
10110 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 10111 | gif_memory_source memsrc; |
9b784e96 | 10112 | unsigned char *raster; |
333b20bb GM |
10113 | |
10114 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 10115 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
10116 | file = Qnil; |
10117 | GCPRO1 (file); | |
63448a4d WP |
10118 | |
10119 | if (NILP (specified_data)) | |
5ad6a5fb GM |
10120 | { |
10121 | file = x_find_image_file (specified_file); | |
10122 | if (!STRINGP (file)) | |
63448a4d | 10123 | { |
45158a91 | 10124 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
10125 | UNGCPRO; |
10126 | return 0; | |
10127 | } | |
333b20bb | 10128 | |
5ad6a5fb GM |
10129 | /* Open the GIF file. */ |
10130 | gif = DGifOpenFileName (XSTRING (file)->data); | |
10131 | if (gif == NULL) | |
10132 | { | |
10133 | image_error ("Cannot open `%s'", file, Qnil); | |
10134 | UNGCPRO; | |
10135 | return 0; | |
63448a4d | 10136 | } |
5ad6a5fb | 10137 | } |
63448a4d | 10138 | else |
5ad6a5fb GM |
10139 | { |
10140 | /* Read from memory! */ | |
f036834a | 10141 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
10142 | memsrc.bytes = XSTRING (specified_data)->data; |
10143 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
10144 | memsrc.index = 0; | |
63448a4d | 10145 | |
5ad6a5fb GM |
10146 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
10147 | if (!gif) | |
10148 | { | |
45158a91 | 10149 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
10150 | UNGCPRO; |
10151 | return 0; | |
63448a4d | 10152 | } |
5ad6a5fb | 10153 | } |
333b20bb GM |
10154 | |
10155 | /* Read entire contents. */ | |
10156 | rc = DGifSlurp (gif); | |
10157 | if (rc == GIF_ERROR) | |
10158 | { | |
45158a91 | 10159 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
10160 | DGifCloseFile (gif); |
10161 | UNGCPRO; | |
10162 | return 0; | |
10163 | } | |
10164 | ||
3ccff1e3 | 10165 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
10166 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
10167 | if (ino >= gif->ImageCount) | |
10168 | { | |
45158a91 GM |
10169 | image_error ("Invalid image number `%s' in image `%s'", |
10170 | image, img->spec); | |
333b20bb GM |
10171 | DGifCloseFile (gif); |
10172 | UNGCPRO; | |
10173 | return 0; | |
10174 | } | |
10175 | ||
c7f07c4c PJ |
10176 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
10177 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
333b20bb | 10178 | |
333b20bb | 10179 | /* Create the X image and pixmap. */ |
45158a91 | 10180 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 10181 | { |
333b20bb GM |
10182 | DGifCloseFile (gif); |
10183 | UNGCPRO; | |
10184 | return 0; | |
10185 | } | |
10186 | ||
10187 | /* Allocate colors. */ | |
10188 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
10189 | if (!gif_color_map) | |
10190 | gif_color_map = gif->SColorMap; | |
10191 | init_color_table (); | |
10192 | bzero (pixel_colors, sizeof pixel_colors); | |
10193 | ||
10194 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
10195 | { | |
10196 | int r = gif_color_map->Colors[i].Red << 8; | |
10197 | int g = gif_color_map->Colors[i].Green << 8; | |
10198 | int b = gif_color_map->Colors[i].Blue << 8; | |
10199 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
10200 | } | |
10201 | ||
10202 | img->colors = colors_in_color_table (&img->ncolors); | |
10203 | free_color_table (); | |
10204 | ||
10205 | /* Clear the part of the screen image that are not covered by | |
10206 | the image from the GIF file. Full animated GIF support | |
10207 | requires more than can be done here (see the gif89 spec, | |
10208 | disposal methods). Let's simply assume that the part | |
10209 | not covered by a sub-image is in the frame's background color. */ | |
10210 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
10211 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
10212 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
10213 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
10214 | ||
10215 | for (y = 0; y < image_top; ++y) | |
10216 | for (x = 0; x < width; ++x) | |
10217 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10218 | ||
10219 | for (y = image_top + image_height; y < height; ++y) | |
10220 | for (x = 0; x < width; ++x) | |
10221 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10222 | ||
10223 | for (y = image_top; y < image_top + image_height; ++y) | |
10224 | { | |
10225 | for (x = 0; x < image_left; ++x) | |
10226 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10227 | for (x = image_left + image_width; x < width; ++x) | |
10228 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10229 | } | |
10230 | ||
9b784e96 GM |
10231 | /* Read the GIF image into the X image. We use a local variable |
10232 | `raster' here because RasterBits below is a char *, and invites | |
10233 | problems with bytes >= 0x80. */ | |
10234 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
10235 | ||
333b20bb GM |
10236 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
10237 | { | |
10238 | static int interlace_start[] = {0, 4, 2, 1}; | |
10239 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9b207e8e | 10240 | int pass; |
06482119 GM |
10241 | int row = interlace_start[0]; |
10242 | ||
10243 | pass = 0; | |
333b20bb | 10244 | |
06482119 | 10245 | for (y = 0; y < image_height; y++) |
333b20bb | 10246 | { |
06482119 GM |
10247 | if (row >= image_height) |
10248 | { | |
10249 | row = interlace_start[++pass]; | |
10250 | while (row >= image_height) | |
10251 | row = interlace_start[++pass]; | |
10252 | } | |
10253 | ||
10254 | for (x = 0; x < image_width; x++) | |
10255 | { | |
9b784e96 | 10256 | int i = raster[(y * image_width) + x]; |
06482119 GM |
10257 | XPutPixel (ximg, x + image_left, row + image_top, |
10258 | pixel_colors[i]); | |
10259 | } | |
10260 | ||
10261 | row += interlace_increment[pass]; | |
333b20bb GM |
10262 | } |
10263 | } | |
10264 | else | |
10265 | { | |
10266 | for (y = 0; y < image_height; ++y) | |
10267 | for (x = 0; x < image_width; ++x) | |
10268 | { | |
9b784e96 | 10269 | int i = raster[y * image_width + x]; |
333b20bb GM |
10270 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
10271 | } | |
10272 | } | |
10273 | ||
10274 | DGifCloseFile (gif); | |
f20a3b7a MB |
10275 | |
10276 | /* Maybe fill in the background field while we have ximg handy. */ | |
10277 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
10278 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
10279 | |
10280 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
10281 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10282 | x_destroy_x_image (ximg); | |
333b20bb GM |
10283 | |
10284 | UNGCPRO; | |
10285 | return 1; | |
10286 | } | |
10287 | ||
10288 | #endif /* HAVE_GIF != 0 */ | |
10289 | ||
10290 | ||
10291 | \f | |
10292 | /*********************************************************************** | |
10293 | Ghostscript | |
10294 | ***********************************************************************/ | |
10295 | ||
10296 | static int gs_image_p P_ ((Lisp_Object object)); | |
10297 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
10298 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
10299 | ||
fcf431dc | 10300 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 10301 | |
fcf431dc | 10302 | Lisp_Object Qpostscript; |
333b20bb GM |
10303 | |
10304 | /* Keyword symbols. */ | |
10305 | ||
10306 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
10307 | ||
10308 | /* Indices of image specification fields in gs_format, below. */ | |
10309 | ||
10310 | enum gs_keyword_index | |
10311 | { | |
10312 | GS_TYPE, | |
10313 | GS_PT_WIDTH, | |
10314 | GS_PT_HEIGHT, | |
10315 | GS_FILE, | |
10316 | GS_LOADER, | |
10317 | GS_BOUNDING_BOX, | |
10318 | GS_ASCENT, | |
10319 | GS_MARGIN, | |
10320 | GS_RELIEF, | |
10321 | GS_ALGORITHM, | |
10322 | GS_HEURISTIC_MASK, | |
4a8e312c | 10323 | GS_MASK, |
f20a3b7a | 10324 | GS_BACKGROUND, |
333b20bb GM |
10325 | GS_LAST |
10326 | }; | |
10327 | ||
10328 | /* Vector of image_keyword structures describing the format | |
10329 | of valid user-defined image specifications. */ | |
10330 | ||
10331 | static struct image_keyword gs_format[GS_LAST] = | |
10332 | { | |
10333 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10334 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10335 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10336 | {":file", IMAGE_STRING_VALUE, 1}, | |
10337 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
10338 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 10339 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 10340 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 10341 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 10342 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 10343 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
10344 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10345 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
10346 | }; |
10347 | ||
10348 | /* Structure describing the image type `ghostscript'. */ | |
10349 | ||
10350 | static struct image_type gs_type = | |
10351 | { | |
fcf431dc | 10352 | &Qpostscript, |
333b20bb GM |
10353 | gs_image_p, |
10354 | gs_load, | |
10355 | gs_clear_image, | |
10356 | NULL | |
10357 | }; | |
10358 | ||
10359 | ||
10360 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
10361 | ||
10362 | static void | |
10363 | gs_clear_image (f, img) | |
10364 | struct frame *f; | |
10365 | struct image *img; | |
10366 | { | |
10367 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
10368 | xfree (img->data.ptr_val); | |
10369 | x_clear_image (f, img); | |
10370 | } | |
10371 | ||
10372 | ||
10373 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
10374 | specification. */ | |
10375 | ||
10376 | static int | |
10377 | gs_image_p (object) | |
10378 | Lisp_Object object; | |
10379 | { | |
10380 | struct image_keyword fmt[GS_LAST]; | |
10381 | Lisp_Object tem; | |
10382 | int i; | |
10383 | ||
10384 | bcopy (gs_format, fmt, sizeof fmt); | |
10385 | ||
7c7ff7f5 | 10386 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
10387 | return 0; |
10388 | ||
10389 | /* Bounding box must be a list or vector containing 4 integers. */ | |
10390 | tem = fmt[GS_BOUNDING_BOX].value; | |
10391 | if (CONSP (tem)) | |
10392 | { | |
10393 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
10394 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
10395 | return 0; | |
10396 | if (!NILP (tem)) | |
10397 | return 0; | |
10398 | } | |
10399 | else if (VECTORP (tem)) | |
10400 | { | |
10401 | if (XVECTOR (tem)->size != 4) | |
10402 | return 0; | |
10403 | for (i = 0; i < 4; ++i) | |
10404 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
10405 | return 0; | |
10406 | } | |
10407 | else | |
10408 | return 0; | |
10409 | ||
10410 | return 1; | |
10411 | } | |
10412 | ||
10413 | ||
10414 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
10415 | if successful. */ | |
10416 | ||
10417 | static int | |
10418 | gs_load (f, img) | |
10419 | struct frame *f; | |
10420 | struct image *img; | |
10421 | { | |
10422 | char buffer[100]; | |
10423 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
10424 | struct gcpro gcpro1, gcpro2; | |
10425 | Lisp_Object frame; | |
10426 | double in_width, in_height; | |
10427 | Lisp_Object pixel_colors = Qnil; | |
10428 | ||
10429 | /* Compute pixel size of pixmap needed from the given size in the | |
10430 | image specification. Sizes in the specification are in pt. 1 pt | |
10431 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
10432 | info. */ | |
10433 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
10434 | in_width = XFASTINT (pt_width) / 72.0; | |
10435 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
10436 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
10437 | in_height = XFASTINT (pt_height) / 72.0; | |
10438 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
10439 | ||
10440 | /* Create the pixmap. */ | |
dd00328a | 10441 | xassert (img->pixmap == None); |
333b20bb GM |
10442 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
10443 | img->width, img->height, | |
10444 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
10445 | |
10446 | if (!img->pixmap) | |
10447 | { | |
45158a91 | 10448 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
10449 | return 0; |
10450 | } | |
10451 | ||
10452 | /* Call the loader to fill the pixmap. It returns a process object | |
10453 | if successful. We do not record_unwind_protect here because | |
10454 | other places in redisplay like calling window scroll functions | |
10455 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
10456 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
10457 | ||
10458 | sprintf (buffer, "%lu %lu", | |
10459 | (unsigned long) FRAME_X_WINDOW (f), | |
10460 | (unsigned long) img->pixmap); | |
10461 | window_and_pixmap_id = build_string (buffer); | |
10462 | ||
10463 | sprintf (buffer, "%lu %lu", | |
10464 | FRAME_FOREGROUND_PIXEL (f), | |
10465 | FRAME_BACKGROUND_PIXEL (f)); | |
10466 | pixel_colors = build_string (buffer); | |
10467 | ||
10468 | XSETFRAME (frame, f); | |
10469 | loader = image_spec_value (img->spec, QCloader, NULL); | |
10470 | if (NILP (loader)) | |
10471 | loader = intern ("gs-load-image"); | |
10472 | ||
10473 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
10474 | make_number (img->width), | |
10475 | make_number (img->height), | |
10476 | window_and_pixmap_id, | |
10477 | pixel_colors); | |
10478 | UNGCPRO; | |
10479 | return PROCESSP (img->data.lisp_val); | |
10480 | } | |
10481 | ||
10482 | ||
10483 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
10484 | frame F. Called from XTread_socket when receiving an event | |
10485 | telling Emacs that Ghostscript has finished drawing. */ | |
10486 | ||
10487 | void | |
10488 | x_kill_gs_process (pixmap, f) | |
10489 | Pixmap pixmap; | |
10490 | struct frame *f; | |
10491 | { | |
10492 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
10493 | int class, i; | |
10494 | struct image *img; | |
10495 | ||
10496 | /* Find the image containing PIXMAP. */ | |
10497 | for (i = 0; i < c->used; ++i) | |
10498 | if (c->images[i]->pixmap == pixmap) | |
10499 | break; | |
10500 | ||
daba7643 GM |
10501 | /* Should someone in between have cleared the image cache, for |
10502 | instance, give up. */ | |
10503 | if (i == c->used) | |
10504 | return; | |
10505 | ||
333b20bb GM |
10506 | /* Kill the GS process. We should have found PIXMAP in the image |
10507 | cache and its image should contain a process object. */ | |
333b20bb GM |
10508 | img = c->images[i]; |
10509 | xassert (PROCESSP (img->data.lisp_val)); | |
10510 | Fkill_process (img->data.lisp_val, Qnil); | |
10511 | img->data.lisp_val = Qnil; | |
10512 | ||
10513 | /* On displays with a mutable colormap, figure out the colors | |
10514 | allocated for the image by looking at the pixels of an XImage for | |
10515 | img->pixmap. */ | |
383d6ffc | 10516 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
10517 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
10518 | { | |
10519 | XImage *ximg; | |
10520 | ||
10521 | BLOCK_INPUT; | |
10522 | ||
10523 | /* Try to get an XImage for img->pixmep. */ | |
10524 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
10525 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
10526 | if (ximg) | |
10527 | { | |
10528 | int x, y; | |
10529 | ||
10530 | /* Initialize the color table. */ | |
10531 | init_color_table (); | |
10532 | ||
10533 | /* For each pixel of the image, look its color up in the | |
10534 | color table. After having done so, the color table will | |
10535 | contain an entry for each color used by the image. */ | |
10536 | for (y = 0; y < img->height; ++y) | |
10537 | for (x = 0; x < img->width; ++x) | |
10538 | { | |
10539 | unsigned long pixel = XGetPixel (ximg, x, y); | |
10540 | lookup_pixel_color (f, pixel); | |
10541 | } | |
10542 | ||
10543 | /* Record colors in the image. Free color table and XImage. */ | |
10544 | img->colors = colors_in_color_table (&img->ncolors); | |
10545 | free_color_table (); | |
10546 | XDestroyImage (ximg); | |
10547 | ||
10548 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
10549 | here, we get a BadAccess later in x_clear_image when | |
10550 | freeing the colors. */ | |
10551 | /* We have allocated colors once, but Ghostscript has also | |
10552 | allocated colors on behalf of us. So, to get the | |
10553 | reference counts right, free them once. */ | |
10554 | if (img->ncolors) | |
462d5d40 | 10555 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
10556 | #endif |
10557 | } | |
10558 | else | |
10559 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 10560 | img->spec, Qnil); |
333b20bb GM |
10561 | |
10562 | UNBLOCK_INPUT; | |
10563 | } | |
ad18ffb1 GM |
10564 | |
10565 | /* Now that we have the pixmap, compute mask and transform the | |
10566 | image if requested. */ | |
10567 | BLOCK_INPUT; | |
10568 | postprocess_image (f, img); | |
10569 | UNBLOCK_INPUT; | |
333b20bb GM |
10570 | } |
10571 | ||
10572 | ||
10573 | \f | |
10574 | /*********************************************************************** | |
10575 | Window properties | |
10576 | ***********************************************************************/ | |
10577 | ||
10578 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
10579 | Sx_change_window_property, 2, 3, 0, | |
7ee72033 | 10580 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
c061c855 | 10581 | PROP and VALUE must be strings. FRAME nil or omitted means use the |
7ee72033 MB |
10582 | selected frame. Value is VALUE. */) |
10583 | (prop, value, frame) | |
333b20bb GM |
10584 | Lisp_Object frame, prop, value; |
10585 | { | |
10586 | struct frame *f = check_x_frame (frame); | |
10587 | Atom prop_atom; | |
10588 | ||
b7826503 PJ |
10589 | CHECK_STRING (prop); |
10590 | CHECK_STRING (value); | |
333b20bb GM |
10591 | |
10592 | BLOCK_INPUT; | |
10593 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10594 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10595 | prop_atom, XA_STRING, 8, PropModeReplace, | |
10596 | XSTRING (value)->data, XSTRING (value)->size); | |
10597 | ||
10598 | /* Make sure the property is set when we return. */ | |
10599 | XFlush (FRAME_X_DISPLAY (f)); | |
10600 | UNBLOCK_INPUT; | |
10601 | ||
10602 | return value; | |
10603 | } | |
10604 | ||
10605 | ||
10606 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
10607 | Sx_delete_window_property, 1, 2, 0, | |
7ee72033 MB |
10608 | doc: /* Remove window property PROP from X window of FRAME. |
10609 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
10610 | (prop, frame) | |
333b20bb GM |
10611 | Lisp_Object prop, frame; |
10612 | { | |
10613 | struct frame *f = check_x_frame (frame); | |
10614 | Atom prop_atom; | |
10615 | ||
b7826503 | 10616 | CHECK_STRING (prop); |
333b20bb GM |
10617 | BLOCK_INPUT; |
10618 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10619 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
10620 | ||
10621 | /* Make sure the property is removed when we return. */ | |
10622 | XFlush (FRAME_X_DISPLAY (f)); | |
10623 | UNBLOCK_INPUT; | |
10624 | ||
10625 | return prop; | |
10626 | } | |
10627 | ||
10628 | ||
10629 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
10630 | 1, 2, 0, | |
7ee72033 | 10631 | doc: /* Value is the value of window property PROP on FRAME. |
c061c855 GM |
10632 | If FRAME is nil or omitted, use the selected frame. Value is nil |
10633 | if FRAME hasn't a property with name PROP or if PROP has no string | |
7ee72033 MB |
10634 | value. */) |
10635 | (prop, frame) | |
333b20bb GM |
10636 | Lisp_Object prop, frame; |
10637 | { | |
10638 | struct frame *f = check_x_frame (frame); | |
10639 | Atom prop_atom; | |
10640 | int rc; | |
10641 | Lisp_Object prop_value = Qnil; | |
10642 | char *tmp_data = NULL; | |
10643 | Atom actual_type; | |
10644 | int actual_format; | |
10645 | unsigned long actual_size, bytes_remaining; | |
10646 | ||
b7826503 | 10647 | CHECK_STRING (prop); |
333b20bb GM |
10648 | BLOCK_INPUT; |
10649 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10650 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10651 | prop_atom, 0, 0, False, XA_STRING, | |
10652 | &actual_type, &actual_format, &actual_size, | |
10653 | &bytes_remaining, (unsigned char **) &tmp_data); | |
10654 | if (rc == Success) | |
10655 | { | |
10656 | int size = bytes_remaining; | |
10657 | ||
10658 | XFree (tmp_data); | |
10659 | tmp_data = NULL; | |
10660 | ||
10661 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10662 | prop_atom, 0, bytes_remaining, | |
10663 | False, XA_STRING, | |
10664 | &actual_type, &actual_format, | |
10665 | &actual_size, &bytes_remaining, | |
10666 | (unsigned char **) &tmp_data); | |
4c8c7926 | 10667 | if (rc == Success && tmp_data) |
333b20bb GM |
10668 | prop_value = make_string (tmp_data, size); |
10669 | ||
10670 | XFree (tmp_data); | |
10671 | } | |
10672 | ||
10673 | UNBLOCK_INPUT; | |
10674 | return prop_value; | |
10675 | } | |
10676 | ||
10677 | ||
10678 | \f | |
10679 | /*********************************************************************** | |
10680 | Busy cursor | |
10681 | ***********************************************************************/ | |
10682 | ||
4ae9a85e | 10683 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 10684 | an hourglass cursor on all frames. */ |
333b20bb | 10685 | |
0af913d7 | 10686 | static struct atimer *hourglass_atimer; |
333b20bb | 10687 | |
0af913d7 | 10688 | /* Non-zero means an hourglass cursor is currently shown. */ |
333b20bb | 10689 | |
0af913d7 | 10690 | static int hourglass_shown_p; |
333b20bb | 10691 | |
0af913d7 | 10692 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
333b20bb | 10693 | |
0af913d7 | 10694 | static Lisp_Object Vhourglass_delay; |
333b20bb | 10695 | |
0af913d7 | 10696 | /* Default number of seconds to wait before displaying an hourglass |
4ae9a85e GM |
10697 | cursor. */ |
10698 | ||
0af913d7 | 10699 | #define DEFAULT_HOURGLASS_DELAY 1 |
4ae9a85e GM |
10700 | |
10701 | /* Function prototypes. */ | |
10702 | ||
0af913d7 GM |
10703 | static void show_hourglass P_ ((struct atimer *)); |
10704 | static void hide_hourglass P_ ((void)); | |
4ae9a85e GM |
10705 | |
10706 | ||
0af913d7 | 10707 | /* Cancel a currently active hourglass timer, and start a new one. */ |
4ae9a85e GM |
10708 | |
10709 | void | |
0af913d7 | 10710 | start_hourglass () |
333b20bb | 10711 | { |
4ae9a85e | 10712 | EMACS_TIME delay; |
3caa99d3 | 10713 | int secs, usecs = 0; |
4ae9a85e | 10714 | |
0af913d7 | 10715 | cancel_hourglass (); |
4ae9a85e | 10716 | |
0af913d7 GM |
10717 | if (INTEGERP (Vhourglass_delay) |
10718 | && XINT (Vhourglass_delay) > 0) | |
10719 | secs = XFASTINT (Vhourglass_delay); | |
10720 | else if (FLOATP (Vhourglass_delay) | |
10721 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
3caa99d3 GM |
10722 | { |
10723 | Lisp_Object tem; | |
0af913d7 | 10724 | tem = Ftruncate (Vhourglass_delay, Qnil); |
3caa99d3 | 10725 | secs = XFASTINT (tem); |
0af913d7 | 10726 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
3caa99d3 | 10727 | } |
4ae9a85e | 10728 | else |
0af913d7 | 10729 | secs = DEFAULT_HOURGLASS_DELAY; |
4ae9a85e | 10730 | |
3caa99d3 | 10731 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
10732 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
10733 | show_hourglass, NULL); | |
4ae9a85e GM |
10734 | } |
10735 | ||
10736 | ||
0af913d7 | 10737 | /* Cancel the hourglass cursor timer if active, hide a busy cursor if |
4ae9a85e GM |
10738 | shown. */ |
10739 | ||
10740 | void | |
0af913d7 | 10741 | cancel_hourglass () |
4ae9a85e | 10742 | { |
0af913d7 | 10743 | if (hourglass_atimer) |
99f01f62 | 10744 | { |
0af913d7 GM |
10745 | cancel_atimer (hourglass_atimer); |
10746 | hourglass_atimer = NULL; | |
99f01f62 GM |
10747 | } |
10748 | ||
0af913d7 GM |
10749 | if (hourglass_shown_p) |
10750 | hide_hourglass (); | |
4ae9a85e GM |
10751 | } |
10752 | ||
10753 | ||
0af913d7 GM |
10754 | /* Timer function of hourglass_atimer. TIMER is equal to |
10755 | hourglass_atimer. | |
4ae9a85e | 10756 | |
0af913d7 GM |
10757 | Display an hourglass pointer on all frames by mapping the frames' |
10758 | hourglass_window. Set the hourglass_p flag in the frames' | |
10759 | output_data.x structure to indicate that an hourglass cursor is | |
10760 | shown on the frames. */ | |
4ae9a85e GM |
10761 | |
10762 | static void | |
0af913d7 | 10763 | show_hourglass (timer) |
4ae9a85e GM |
10764 | struct atimer *timer; |
10765 | { | |
10766 | /* The timer implementation will cancel this timer automatically | |
0af913d7 | 10767 | after this function has run. Set hourglass_atimer to null |
4ae9a85e | 10768 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 10769 | hourglass_atimer = NULL; |
4ae9a85e | 10770 | |
0af913d7 | 10771 | if (!hourglass_shown_p) |
333b20bb GM |
10772 | { |
10773 | Lisp_Object rest, frame; | |
4ae9a85e GM |
10774 | |
10775 | BLOCK_INPUT; | |
10776 | ||
333b20bb | 10777 | FOR_EACH_FRAME (rest, frame) |
5f7a1890 GM |
10778 | { |
10779 | struct frame *f = XFRAME (frame); | |
10780 | ||
10781 | if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f)) | |
10782 | { | |
10783 | Display *dpy = FRAME_X_DISPLAY (f); | |
10784 | ||
10785 | #ifdef USE_X_TOOLKIT | |
10786 | if (f->output_data.x->widget) | |
10787 | #else | |
10788 | if (FRAME_OUTER_WINDOW (f)) | |
10789 | #endif | |
10790 | { | |
0af913d7 | 10791 | f->output_data.x->hourglass_p = 1; |
4ae9a85e | 10792 | |
0af913d7 | 10793 | if (!f->output_data.x->hourglass_window) |
5f7a1890 GM |
10794 | { |
10795 | unsigned long mask = CWCursor; | |
10796 | XSetWindowAttributes attrs; | |
4ae9a85e | 10797 | |
0af913d7 | 10798 | attrs.cursor = f->output_data.x->hourglass_cursor; |
4ae9a85e | 10799 | |
0af913d7 | 10800 | f->output_data.x->hourglass_window |
5f7a1890 GM |
10801 | = XCreateWindow (dpy, FRAME_OUTER_WINDOW (f), |
10802 | 0, 0, 32000, 32000, 0, 0, | |
10803 | InputOnly, | |
10804 | CopyFromParent, | |
10805 | mask, &attrs); | |
10806 | } | |
4ae9a85e | 10807 | |
0af913d7 | 10808 | XMapRaised (dpy, f->output_data.x->hourglass_window); |
5f7a1890 GM |
10809 | XFlush (dpy); |
10810 | } | |
10811 | } | |
10812 | } | |
333b20bb | 10813 | |
0af913d7 | 10814 | hourglass_shown_p = 1; |
4ae9a85e GM |
10815 | UNBLOCK_INPUT; |
10816 | } | |
333b20bb GM |
10817 | } |
10818 | ||
10819 | ||
0af913d7 GM |
10820 | /* Hide the hourglass pointer on all frames, if it is currently |
10821 | shown. */ | |
333b20bb | 10822 | |
4ae9a85e | 10823 | static void |
0af913d7 | 10824 | hide_hourglass () |
4ae9a85e | 10825 | { |
0af913d7 | 10826 | if (hourglass_shown_p) |
333b20bb | 10827 | { |
4ae9a85e GM |
10828 | Lisp_Object rest, frame; |
10829 | ||
10830 | BLOCK_INPUT; | |
10831 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 10832 | { |
4ae9a85e GM |
10833 | struct frame *f = XFRAME (frame); |
10834 | ||
10835 | if (FRAME_X_P (f) | |
10836 | /* Watch out for newly created frames. */ | |
0af913d7 | 10837 | && f->output_data.x->hourglass_window) |
4ae9a85e | 10838 | { |
0af913d7 GM |
10839 | XUnmapWindow (FRAME_X_DISPLAY (f), |
10840 | f->output_data.x->hourglass_window); | |
10841 | /* Sync here because XTread_socket looks at the | |
10842 | hourglass_p flag that is reset to zero below. */ | |
4ae9a85e | 10843 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 10844 | f->output_data.x->hourglass_p = 0; |
4ae9a85e | 10845 | } |
333b20bb | 10846 | } |
333b20bb | 10847 | |
0af913d7 | 10848 | hourglass_shown_p = 0; |
4ae9a85e GM |
10849 | UNBLOCK_INPUT; |
10850 | } | |
333b20bb GM |
10851 | } |
10852 | ||
10853 | ||
10854 | \f | |
10855 | /*********************************************************************** | |
10856 | Tool tips | |
10857 | ***********************************************************************/ | |
10858 | ||
10859 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
275841bf | 10860 | Lisp_Object, Lisp_Object)); |
06d62053 | 10861 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
ab452f99 | 10862 | Lisp_Object, int, int, int *, int *)); |
333b20bb | 10863 | |
44b5a125 | 10864 | /* The frame of a currently visible tooltip. */ |
333b20bb | 10865 | |
44b5a125 | 10866 | Lisp_Object tip_frame; |
333b20bb GM |
10867 | |
10868 | /* If non-nil, a timer started that hides the last tooltip when it | |
10869 | fires. */ | |
10870 | ||
10871 | Lisp_Object tip_timer; | |
10872 | Window tip_window; | |
10873 | ||
06d62053 GM |
10874 | /* If non-nil, a vector of 3 elements containing the last args |
10875 | with which x-show-tip was called. See there. */ | |
10876 | ||
10877 | Lisp_Object last_show_tip_args; | |
10878 | ||
d63931a2 GM |
10879 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
10880 | ||
10881 | Lisp_Object Vx_max_tooltip_size; | |
10882 | ||
eaf1eea9 GM |
10883 | |
10884 | static Lisp_Object | |
10885 | unwind_create_tip_frame (frame) | |
10886 | Lisp_Object frame; | |
10887 | { | |
c844a81a GM |
10888 | Lisp_Object deleted; |
10889 | ||
10890 | deleted = unwind_create_frame (frame); | |
10891 | if (EQ (deleted, Qt)) | |
10892 | { | |
10893 | tip_window = None; | |
10894 | tip_frame = Qnil; | |
10895 | } | |
10896 | ||
10897 | return deleted; | |
eaf1eea9 GM |
10898 | } |
10899 | ||
10900 | ||
333b20bb | 10901 | /* Create a frame for a tooltip on the display described by DPYINFO. |
275841bf GM |
10902 | PARMS is a list of frame parameters. TEXT is the string to |
10903 | display in the tip frame. Value is the frame. | |
eaf1eea9 GM |
10904 | |
10905 | Note that functions called here, esp. x_default_parameter can | |
10906 | signal errors, for instance when a specified color name is | |
10907 | undefined. We have to make sure that we're in a consistent state | |
10908 | when this happens. */ | |
333b20bb GM |
10909 | |
10910 | static Lisp_Object | |
275841bf | 10911 | x_create_tip_frame (dpyinfo, parms, text) |
333b20bb | 10912 | struct x_display_info *dpyinfo; |
275841bf | 10913 | Lisp_Object parms, text; |
333b20bb GM |
10914 | { |
10915 | struct frame *f; | |
10916 | Lisp_Object frame, tem; | |
10917 | Lisp_Object name; | |
333b20bb GM |
10918 | long window_prompting = 0; |
10919 | int width, height; | |
eaf1eea9 | 10920 | int count = BINDING_STACK_SIZE (); |
b6d7acec | 10921 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb | 10922 | struct kboard *kb; |
06d62053 | 10923 | int face_change_count_before = face_change_count; |
275841bf GM |
10924 | Lisp_Object buffer; |
10925 | struct buffer *old_buffer; | |
333b20bb GM |
10926 | |
10927 | check_x (); | |
10928 | ||
10929 | /* Use this general default value to start with until we know if | |
10930 | this frame has a specified name. */ | |
10931 | Vx_resource_name = Vinvocation_name; | |
10932 | ||
10933 | #ifdef MULTI_KBOARD | |
10934 | kb = dpyinfo->kboard; | |
10935 | #else | |
10936 | kb = &the_only_kboard; | |
10937 | #endif | |
10938 | ||
10939 | /* Get the name of the frame to use for resource lookup. */ | |
10940 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
10941 | if (!STRINGP (name) | |
10942 | && !EQ (name, Qunbound) | |
10943 | && !NILP (name)) | |
10944 | error ("Invalid frame name--not a string or nil"); | |
10945 | Vx_resource_name = name; | |
10946 | ||
10947 | frame = Qnil; | |
10948 | GCPRO3 (parms, name, frame); | |
44b5a125 | 10949 | f = make_frame (1); |
333b20bb | 10950 | XSETFRAME (frame, f); |
275841bf GM |
10951 | |
10952 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10953 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10954 | old_buffer = current_buffer; | |
10955 | set_buffer_internal_1 (XBUFFER (buffer)); | |
d63931a2 | 10956 | current_buffer->truncate_lines = Qnil; |
275841bf GM |
10957 | Ferase_buffer (); |
10958 | Finsert (1, &text); | |
10959 | set_buffer_internal_1 (old_buffer); | |
10960 | ||
333b20bb | 10961 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
8a1a7743 | 10962 | record_unwind_protect (unwind_create_tip_frame, frame); |
333b20bb | 10963 | |
eaf1eea9 GM |
10964 | /* By setting the output method, we're essentially saying that |
10965 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
10966 | from this point on, x_destroy_window might screw up reference | |
10967 | counts etc. */ | |
333b20bb GM |
10968 | f->output_method = output_x_window; |
10969 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
10970 | bzero (f->output_data.x, sizeof (struct x_output)); | |
10971 | f->output_data.x->icon_bitmap = -1; | |
10972 | f->output_data.x->fontset = -1; | |
61d461a8 GM |
10973 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
10974 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
10975 | #ifdef USE_TOOLKIT_SCROLL_BARS |
10976 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
10977 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
10978 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
333b20bb GM |
10979 | f->icon_name = Qnil; |
10980 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
f1d2ce7f | 10981 | #if GLYPH_DEBUG |
eaf1eea9 GM |
10982 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
10983 | dpyinfo_refcount = dpyinfo->reference_count; | |
10984 | #endif /* GLYPH_DEBUG */ | |
333b20bb GM |
10985 | #ifdef MULTI_KBOARD |
10986 | FRAME_KBOARD (f) = kb; | |
10987 | #endif | |
10988 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10989 | f->output_data.x->explicit_parent = 0; | |
10990 | ||
61d461a8 GM |
10991 | /* These colors will be set anyway later, but it's important |
10992 | to get the color reference counts right, so initialize them! */ | |
10993 | { | |
10994 | Lisp_Object black; | |
10995 | struct gcpro gcpro1; | |
10996 | ||
10997 | black = build_string ("black"); | |
10998 | GCPRO1 (black); | |
10999 | f->output_data.x->foreground_pixel | |
11000 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11001 | f->output_data.x->background_pixel | |
11002 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11003 | f->output_data.x->cursor_pixel | |
11004 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11005 | f->output_data.x->cursor_foreground_pixel | |
11006 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11007 | f->output_data.x->border_pixel | |
11008 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11009 | f->output_data.x->mouse_pixel | |
11010 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11011 | UNGCPRO; | |
11012 | } | |
11013 | ||
333b20bb GM |
11014 | /* Set the name; the functions to which we pass f expect the name to |
11015 | be set. */ | |
11016 | if (EQ (name, Qunbound) || NILP (name)) | |
11017 | { | |
11018 | f->name = build_string (dpyinfo->x_id_name); | |
11019 | f->explicit_name = 0; | |
11020 | } | |
11021 | else | |
11022 | { | |
11023 | f->name = name; | |
11024 | f->explicit_name = 1; | |
11025 | /* use the frame's title when getting resources for this frame. */ | |
11026 | specbind (Qx_resource_name, name); | |
11027 | } | |
11028 | ||
eaf1eea9 GM |
11029 | /* Extract the window parameters from the supplied values that are |
11030 | needed to determine window geometry. */ | |
333b20bb GM |
11031 | { |
11032 | Lisp_Object font; | |
11033 | ||
11034 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
11035 | ||
11036 | BLOCK_INPUT; | |
11037 | /* First, try whatever font the caller has specified. */ | |
11038 | if (STRINGP (font)) | |
11039 | { | |
11040 | tem = Fquery_fontset (font, Qnil); | |
11041 | if (STRINGP (tem)) | |
11042 | font = x_new_fontset (f, XSTRING (tem)->data); | |
11043 | else | |
11044 | font = x_new_font (f, XSTRING (font)->data); | |
11045 | } | |
11046 | ||
11047 | /* Try out a font which we hope has bold and italic variations. */ | |
11048 | if (!STRINGP (font)) | |
11049 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
11050 | if (!STRINGP (font)) | |
11051 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
11052 | if (! STRINGP (font)) | |
11053 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
11054 | if (! STRINGP (font)) | |
11055 | /* This was formerly the first thing tried, but it finds too many fonts | |
11056 | and takes too long. */ | |
11057 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
11058 | /* If those didn't work, look for something which will at least work. */ | |
11059 | if (! STRINGP (font)) | |
11060 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
11061 | UNBLOCK_INPUT; | |
11062 | if (! STRINGP (font)) | |
11063 | font = build_string ("fixed"); | |
11064 | ||
11065 | x_default_parameter (f, parms, Qfont, font, | |
11066 | "font", "Font", RES_TYPE_STRING); | |
11067 | } | |
11068 | ||
11069 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
11070 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
11071 | ||
11072 | /* This defaults to 2 in order to match xterm. We recognize either | |
11073 | internalBorderWidth or internalBorder (which is what xterm calls | |
11074 | it). */ | |
11075 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
11076 | { | |
11077 | Lisp_Object value; | |
11078 | ||
11079 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
11080 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
11081 | if (! EQ (value, Qunbound)) | |
11082 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
11083 | parms); | |
11084 | } | |
11085 | ||
11086 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
11087 | "internalBorderWidth", "internalBorderWidth", | |
11088 | RES_TYPE_NUMBER); | |
11089 | ||
11090 | /* Also do the stuff which must be set before the window exists. */ | |
11091 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
11092 | "foreground", "Foreground", RES_TYPE_STRING); | |
11093 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
11094 | "background", "Background", RES_TYPE_STRING); | |
11095 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
11096 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
11097 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
11098 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
11099 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
11100 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
11101 | ||
11102 | /* Init faces before x_default_parameter is called for scroll-bar | |
11103 | parameters because that function calls x_set_scroll_bar_width, | |
11104 | which calls change_frame_size, which calls Fset_window_buffer, | |
11105 | which runs hooks, which call Fvertical_motion. At the end, we | |
11106 | end up in init_iterator with a null face cache, which should not | |
11107 | happen. */ | |
11108 | init_frame_faces (f); | |
11109 | ||
11110 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
11111 | window_prompting = x_figure_window_size (f, parms); | |
11112 | ||
11113 | if (window_prompting & XNegative) | |
11114 | { | |
11115 | if (window_prompting & YNegative) | |
11116 | f->output_data.x->win_gravity = SouthEastGravity; | |
11117 | else | |
11118 | f->output_data.x->win_gravity = NorthEastGravity; | |
11119 | } | |
11120 | else | |
11121 | { | |
11122 | if (window_prompting & YNegative) | |
11123 | f->output_data.x->win_gravity = SouthWestGravity; | |
11124 | else | |
11125 | f->output_data.x->win_gravity = NorthWestGravity; | |
11126 | } | |
11127 | ||
11128 | f->output_data.x->size_hint_flags = window_prompting; | |
11129 | { | |
11130 | XSetWindowAttributes attrs; | |
11131 | unsigned long mask; | |
11132 | ||
11133 | BLOCK_INPUT; | |
c51d2b5e GM |
11134 | mask = CWBackPixel | CWOverrideRedirect | CWEventMask; |
11135 | if (DoesSaveUnders (dpyinfo->screen)) | |
11136 | mask |= CWSaveUnder; | |
11137 | ||
9b2956e2 GM |
11138 | /* Window managers look at the override-redirect flag to determine |
11139 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
11140 | 3.2.8). */ |
11141 | attrs.override_redirect = True; | |
11142 | attrs.save_under = True; | |
11143 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
11144 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
11145 | attrs.event_mask = StructureNotifyMask; | |
11146 | tip_window | |
11147 | = FRAME_X_WINDOW (f) | |
11148 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
11149 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
11150 | /* x, y, width, height */ | |
11151 | 0, 0, 1, 1, | |
11152 | /* Border. */ | |
11153 | 1, | |
11154 | CopyFromParent, InputOutput, CopyFromParent, | |
11155 | mask, &attrs); | |
11156 | UNBLOCK_INPUT; | |
11157 | } | |
11158 | ||
11159 | x_make_gc (f); | |
11160 | ||
333b20bb GM |
11161 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
11162 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
11163 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
11164 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
11165 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
11166 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
11167 | ||
11168 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
11169 | Change will not be effected unless different from the current | |
11170 | f->height. */ | |
11171 | width = f->width; | |
11172 | height = f->height; | |
11173 | f->height = 0; | |
11174 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 11175 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb | 11176 | |
035d5114 | 11177 | /* Set up faces after all frame parameters are known. This call |
6801a572 GM |
11178 | also merges in face attributes specified for new frames. |
11179 | ||
11180 | Frame parameters may be changed if .Xdefaults contains | |
11181 | specifications for the default font. For example, if there is an | |
11182 | `Emacs.default.attributeBackground: pink', the `background-color' | |
11183 | attribute of the frame get's set, which let's the internal border | |
11184 | of the tooltip frame appear in pink. Prevent this. */ | |
11185 | { | |
11186 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
11187 | ||
11188 | /* Set tip_frame here, so that */ | |
11189 | tip_frame = frame; | |
11190 | call1 (Qface_set_after_frame_default, frame); | |
11191 | ||
11192 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) | |
11193 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
11194 | Qnil)); | |
11195 | } | |
035d5114 | 11196 | |
333b20bb GM |
11197 | f->no_split = 1; |
11198 | ||
11199 | UNGCPRO; | |
11200 | ||
11201 | /* It is now ok to make the frame official even if we get an error | |
11202 | below. And the frame needs to be on Vframe_list or making it | |
11203 | visible won't work. */ | |
11204 | Vframe_list = Fcons (frame, Vframe_list); | |
11205 | ||
11206 | /* Now that the frame is official, it counts as a reference to | |
11207 | its display. */ | |
11208 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
11209 | ||
06d62053 GM |
11210 | /* Setting attributes of faces of the tooltip frame from resources |
11211 | and similar will increment face_change_count, which leads to the | |
11212 | clearing of all current matrices. Since this isn't necessary | |
11213 | here, avoid it by resetting face_change_count to the value it | |
11214 | had before we created the tip frame. */ | |
11215 | face_change_count = face_change_count_before; | |
11216 | ||
eaf1eea9 | 11217 | /* Discard the unwind_protect. */ |
333b20bb GM |
11218 | return unbind_to (count, frame); |
11219 | } | |
11220 | ||
11221 | ||
06d62053 GM |
11222 | /* Compute where to display tip frame F. PARMS is the list of frame |
11223 | parameters for F. DX and DY are specified offsets from the current | |
ab452f99 GM |
11224 | location of the mouse. WIDTH and HEIGHT are the width and height |
11225 | of the tooltip. Return coordinates relative to the root window of | |
11226 | the display in *ROOT_X, and *ROOT_Y. */ | |
06d62053 GM |
11227 | |
11228 | static void | |
ab452f99 | 11229 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
06d62053 GM |
11230 | struct frame *f; |
11231 | Lisp_Object parms, dx, dy; | |
ab452f99 | 11232 | int width, height; |
06d62053 GM |
11233 | int *root_x, *root_y; |
11234 | { | |
11235 | Lisp_Object left, top; | |
11236 | int win_x, win_y; | |
11237 | Window root, child; | |
11238 | unsigned pmask; | |
11239 | ||
11240 | /* User-specified position? */ | |
11241 | left = Fcdr (Fassq (Qleft, parms)); | |
11242 | top = Fcdr (Fassq (Qtop, parms)); | |
11243 | ||
11244 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11245 | show it. */ | |
570d22b0 | 11246 | if (!INTEGERP (left) || !INTEGERP (top)) |
ab452f99 GM |
11247 | { |
11248 | BLOCK_INPUT; | |
11249 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
11250 | &root, &child, root_x, root_y, &win_x, &win_y, &pmask); | |
11251 | UNBLOCK_INPUT; | |
11252 | } | |
06d62053 | 11253 | |
06d62053 GM |
11254 | if (INTEGERP (top)) |
11255 | *root_y = XINT (top); | |
ab452f99 GM |
11256 | else if (*root_y + XINT (dy) - height < 0) |
11257 | *root_y -= XINT (dy); | |
11258 | else | |
11259 | { | |
11260 | *root_y -= height; | |
11261 | *root_y += XINT (dy); | |
11262 | } | |
11263 | ||
11264 | if (INTEGERP (left)) | |
11265 | *root_x = XINT (left); | |
d682d3df RS |
11266 | else if (*root_x + XINT (dx) + width <= FRAME_X_DISPLAY_INFO (f)->width) |
11267 | /* It fits to the right of the pointer. */ | |
11268 | *root_x += XINT (dx); | |
11269 | else if (width + XINT (dx) <= *root_x) | |
11270 | /* It fits to the left of the pointer. */ | |
ab452f99 GM |
11271 | *root_x -= width + XINT (dx); |
11272 | else | |
d682d3df RS |
11273 | /* Put it left-justified on the screen--it ought to fit that way. */ |
11274 | *root_x = 0; | |
06d62053 GM |
11275 | } |
11276 | ||
11277 | ||
0634ce98 | 11278 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
7ee72033 | 11279 | doc: /* Show STRING in a "tooltip" window on frame FRAME. |
c061c855 GM |
11280 | A tooltip window is a small X window displaying a string. |
11281 | ||
11282 | FRAME nil or omitted means use the selected frame. | |
11283 | ||
11284 | PARMS is an optional list of frame parameters which can be used to | |
11285 | change the tooltip's appearance. | |
11286 | ||
11287 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil | |
11288 | means use the default timeout of 5 seconds. | |
11289 | ||
11290 | If the list of frame parameters PARAMS contains a `left' parameters, | |
11291 | the tooltip is displayed at that x-position. Otherwise it is | |
11292 | displayed at the mouse position, with offset DX added (default is 5 if | |
11293 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
11294 | parameter is specified, it determines the y-position of the tooltip | |
11295 | window, otherwise it is displayed at the mouse position, with offset | |
11296 | DY added (default is -10). | |
11297 | ||
11298 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
7ee72033 MB |
11299 | Text larger than the specified size is clipped. */) |
11300 | (string, frame, parms, timeout, dx, dy) | |
0634ce98 | 11301 | Lisp_Object string, frame, parms, timeout, dx, dy; |
333b20bb GM |
11302 | { |
11303 | struct frame *f; | |
11304 | struct window *w; | |
06d62053 | 11305 | int root_x, root_y; |
333b20bb GM |
11306 | struct buffer *old_buffer; |
11307 | struct text_pos pos; | |
11308 | int i, width, height; | |
393f2d14 | 11309 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb | 11310 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
06d62053 | 11311 | int count = BINDING_STACK_SIZE (); |
333b20bb GM |
11312 | |
11313 | specbind (Qinhibit_redisplay, Qt); | |
11314 | ||
393f2d14 | 11315 | GCPRO4 (string, parms, frame, timeout); |
333b20bb | 11316 | |
b7826503 | 11317 | CHECK_STRING (string); |
333b20bb GM |
11318 | f = check_x_frame (frame); |
11319 | if (NILP (timeout)) | |
11320 | timeout = make_number (5); | |
11321 | else | |
b7826503 | 11322 | CHECK_NATNUM (timeout); |
0634ce98 GM |
11323 | |
11324 | if (NILP (dx)) | |
11325 | dx = make_number (5); | |
11326 | else | |
b7826503 | 11327 | CHECK_NUMBER (dx); |
0634ce98 GM |
11328 | |
11329 | if (NILP (dy)) | |
12c67a7f | 11330 | dy = make_number (-10); |
0634ce98 | 11331 | else |
b7826503 | 11332 | CHECK_NUMBER (dy); |
333b20bb | 11333 | |
06d62053 GM |
11334 | if (NILP (last_show_tip_args)) |
11335 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
11336 | ||
11337 | if (!NILP (tip_frame)) | |
11338 | { | |
11339 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
11340 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
11341 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
11342 | ||
11343 | if (EQ (frame, last_frame) | |
11344 | && !NILP (Fequal (last_string, string)) | |
11345 | && !NILP (Fequal (last_parms, parms))) | |
11346 | { | |
11347 | struct frame *f = XFRAME (tip_frame); | |
11348 | ||
11349 | /* Only DX and DY have changed. */ | |
11350 | if (!NILP (tip_timer)) | |
ae782866 GM |
11351 | { |
11352 | Lisp_Object timer = tip_timer; | |
11353 | tip_timer = Qnil; | |
11354 | call1 (Qcancel_timer, timer); | |
11355 | } | |
06d62053 GM |
11356 | |
11357 | BLOCK_INPUT; | |
ab452f99 GM |
11358 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
11359 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
06d62053 | 11360 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11361 | root_x, root_y); |
06d62053 GM |
11362 | UNBLOCK_INPUT; |
11363 | goto start_timer; | |
11364 | } | |
11365 | } | |
11366 | ||
333b20bb GM |
11367 | /* Hide a previous tip, if any. */ |
11368 | Fx_hide_tip (); | |
11369 | ||
06d62053 GM |
11370 | ASET (last_show_tip_args, 0, string); |
11371 | ASET (last_show_tip_args, 1, frame); | |
11372 | ASET (last_show_tip_args, 2, parms); | |
11373 | ||
333b20bb GM |
11374 | /* Add default values to frame parameters. */ |
11375 | if (NILP (Fassq (Qname, parms))) | |
11376 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
11377 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
11378 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
11379 | if (NILP (Fassq (Qborder_width, parms))) | |
11380 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
11381 | if (NILP (Fassq (Qborder_color, parms))) | |
11382 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
11383 | if (NILP (Fassq (Qbackground_color, parms))) | |
11384 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
11385 | parms); | |
11386 | ||
11387 | /* Create a frame for the tooltip, and record it in the global | |
11388 | variable tip_frame. */ | |
275841bf | 11389 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms, string); |
44b5a125 | 11390 | f = XFRAME (frame); |
333b20bb | 11391 | |
d63931a2 | 11392 | /* Set up the frame's root window. */ |
333b20bb GM |
11393 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
11394 | w->left = w->top = make_number (0); | |
d63931a2 GM |
11395 | |
11396 | if (CONSP (Vx_max_tooltip_size) | |
11397 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
11398 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
11399 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
11400 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
11401 | { | |
11402 | w->width = XCAR (Vx_max_tooltip_size); | |
11403 | w->height = XCDR (Vx_max_tooltip_size); | |
11404 | } | |
11405 | else | |
11406 | { | |
11407 | w->width = make_number (80); | |
11408 | w->height = make_number (40); | |
11409 | } | |
11410 | ||
11411 | f->window_width = XINT (w->width); | |
333b20bb GM |
11412 | adjust_glyphs (f); |
11413 | w->pseudo_window_p = 1; | |
11414 | ||
11415 | /* Display the tooltip text in a temporary buffer. */ | |
333b20bb | 11416 | old_buffer = current_buffer; |
275841bf | 11417 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
d63931a2 | 11418 | current_buffer->truncate_lines = Qnil; |
333b20bb GM |
11419 | clear_glyph_matrix (w->desired_matrix); |
11420 | clear_glyph_matrix (w->current_matrix); | |
11421 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
11422 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
11423 | ||
11424 | /* Compute width and height of the tooltip. */ | |
11425 | width = height = 0; | |
11426 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
11427 | { | |
11428 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
11429 | struct glyph *last; | |
11430 | int row_width; | |
11431 | ||
11432 | /* Stop at the first empty row at the end. */ | |
11433 | if (!row->enabled_p || !row->displays_text_p) | |
11434 | break; | |
11435 | ||
d7bf0342 GM |
11436 | /* Let the row go over the full width of the frame. */ |
11437 | row->full_width_p = 1; | |
333b20bb | 11438 | |
e3130015 | 11439 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
11440 | the cursor there. Don't include the width of this glyph. */ |
11441 | if (row->used[TEXT_AREA]) | |
11442 | { | |
11443 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
11444 | row_width = row->pixel_width - last->pixel_width; | |
11445 | } | |
11446 | else | |
11447 | row_width = row->pixel_width; | |
11448 | ||
11449 | height += row->height; | |
11450 | width = max (width, row_width); | |
11451 | } | |
11452 | ||
11453 | /* Add the frame's internal border to the width and height the X | |
11454 | window should have. */ | |
11455 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11456 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11457 | ||
11458 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11459 | show it. */ | |
ab452f99 | 11460 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
0634ce98 | 11461 | |
0634ce98 | 11462 | BLOCK_INPUT; |
333b20bb | 11463 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11464 | root_x, root_y, width, height); |
333b20bb GM |
11465 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
11466 | UNBLOCK_INPUT; | |
06d62053 | 11467 | |
333b20bb GM |
11468 | /* Draw into the window. */ |
11469 | w->must_be_updated_p = 1; | |
11470 | update_single_window (w, 1); | |
11471 | ||
11472 | /* Restore original current buffer. */ | |
11473 | set_buffer_internal_1 (old_buffer); | |
11474 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
11475 | ||
06d62053 | 11476 | start_timer: |
333b20bb GM |
11477 | /* Let the tip disappear after timeout seconds. */ |
11478 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
11479 | intern ("x-hide-tip")); | |
a744a2ec DL |
11480 | |
11481 | UNGCPRO; | |
333b20bb GM |
11482 | return unbind_to (count, Qnil); |
11483 | } | |
11484 | ||
11485 | ||
11486 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
7ee72033 MB |
11487 | doc: /* Hide the current tooltip window, if there is any. |
11488 | Value is t if tooltip was open, nil otherwise. */) | |
11489 | () | |
333b20bb | 11490 | { |
44b5a125 | 11491 | int count; |
c0006262 GM |
11492 | Lisp_Object deleted, frame, timer; |
11493 | struct gcpro gcpro1, gcpro2; | |
44b5a125 GM |
11494 | |
11495 | /* Return quickly if nothing to do. */ | |
c0006262 | 11496 | if (NILP (tip_timer) && NILP (tip_frame)) |
44b5a125 | 11497 | return Qnil; |
333b20bb | 11498 | |
c0006262 GM |
11499 | frame = tip_frame; |
11500 | timer = tip_timer; | |
11501 | GCPRO2 (frame, timer); | |
11502 | tip_frame = tip_timer = deleted = Qnil; | |
11503 | ||
44b5a125 | 11504 | count = BINDING_STACK_SIZE (); |
333b20bb | 11505 | specbind (Qinhibit_redisplay, Qt); |
44b5a125 | 11506 | specbind (Qinhibit_quit, Qt); |
333b20bb | 11507 | |
c0006262 | 11508 | if (!NILP (timer)) |
ae782866 | 11509 | call1 (Qcancel_timer, timer); |
333b20bb | 11510 | |
c0006262 | 11511 | if (FRAMEP (frame)) |
333b20bb | 11512 | { |
44b5a125 GM |
11513 | Fdelete_frame (frame, Qnil); |
11514 | deleted = Qt; | |
f6c44811 GM |
11515 | |
11516 | #ifdef USE_LUCID | |
11517 | /* Bloodcurdling hack alert: The Lucid menu bar widget's | |
11518 | redisplay procedure is not called when a tip frame over menu | |
11519 | items is unmapped. Redisplay the menu manually... */ | |
11520 | { | |
11521 | struct frame *f = SELECTED_FRAME (); | |
11522 | Widget w = f->output_data.x->menubar_widget; | |
11523 | extern void xlwmenu_redisplay P_ ((Widget)); | |
9180dc8c | 11524 | |
f6c44811 | 11525 | if (!DoesSaveUnders (FRAME_X_DISPLAY_INFO (f)->screen) |
dbc64aa7 | 11526 | && w != NULL) |
f6c44811 GM |
11527 | { |
11528 | BLOCK_INPUT; | |
11529 | xlwmenu_redisplay (w); | |
11530 | UNBLOCK_INPUT; | |
11531 | } | |
11532 | } | |
11533 | #endif /* USE_LUCID */ | |
333b20bb GM |
11534 | } |
11535 | ||
c0006262 | 11536 | UNGCPRO; |
44b5a125 | 11537 | return unbind_to (count, deleted); |
333b20bb GM |
11538 | } |
11539 | ||
11540 | ||
11541 | \f | |
11542 | /*********************************************************************** | |
11543 | File selection dialog | |
11544 | ***********************************************************************/ | |
11545 | ||
11546 | #ifdef USE_MOTIF | |
11547 | ||
11548 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
11549 | ||
11550 | static void | |
11551 | file_dialog_cb (widget, client_data, call_data) | |
11552 | Widget widget; | |
11553 | XtPointer call_data, client_data; | |
11554 | { | |
11555 | int *result = (int *) client_data; | |
11556 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
11557 | *result = cb->reason; | |
11558 | } | |
11559 | ||
11560 | ||
a779d213 GM |
11561 | /* Callback for unmapping a file selection dialog. This is used to |
11562 | capture the case where a dialog is closed via a window manager's | |
11563 | closer button, for example. Using a XmNdestroyCallback didn't work | |
11564 | in this case. */ | |
11565 | ||
11566 | static void | |
11567 | file_dialog_unmap_cb (widget, client_data, call_data) | |
11568 | Widget widget; | |
11569 | XtPointer call_data, client_data; | |
11570 | { | |
11571 | int *result = (int *) client_data; | |
11572 | *result = XmCR_CANCEL; | |
11573 | } | |
11574 | ||
11575 | ||
333b20bb | 11576 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
7ee72033 | 11577 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
c061c855 GM |
11578 | Use a file selection dialog. |
11579 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
11580 | specified. Don't let the user enter a file name in the file | |
7ee72033 MB |
11581 | selection dialog's entry field, if MUSTMATCH is non-nil. */) |
11582 | (prompt, dir, default_filename, mustmatch) | |
333b20bb GM |
11583 | Lisp_Object prompt, dir, default_filename, mustmatch; |
11584 | { | |
11585 | int result; | |
0fe92f72 | 11586 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
11587 | Lisp_Object file = Qnil; |
11588 | Widget dialog, text, list, help; | |
11589 | Arg al[10]; | |
11590 | int ac = 0; | |
11591 | extern XtAppContext Xt_app_con; | |
333b20bb | 11592 | XmString dir_xmstring, pattern_xmstring; |
333b20bb GM |
11593 | int count = specpdl_ptr - specpdl; |
11594 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
11595 | ||
11596 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
11597 | CHECK_STRING (prompt); |
11598 | CHECK_STRING (dir); | |
333b20bb GM |
11599 | |
11600 | /* Prevent redisplay. */ | |
11601 | specbind (Qinhibit_redisplay, Qt); | |
11602 | ||
11603 | BLOCK_INPUT; | |
11604 | ||
11605 | /* Create the dialog with PROMPT as title, using DIR as initial | |
11606 | directory and using "*" as pattern. */ | |
11607 | dir = Fexpand_file_name (dir, Qnil); | |
11608 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
11609 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
11610 | ||
11611 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
11612 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
11613 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
11614 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
11615 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
11616 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
11617 | "fsb", al, ac); | |
11618 | XmStringFree (dir_xmstring); | |
11619 | XmStringFree (pattern_xmstring); | |
11620 | ||
11621 | /* Add callbacks for OK and Cancel. */ | |
11622 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
11623 | (XtPointer) &result); | |
11624 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
11625 | (XtPointer) &result); | |
a779d213 GM |
11626 | XtAddCallback (dialog, XmNunmapCallback, file_dialog_unmap_cb, |
11627 | (XtPointer) &result); | |
333b20bb GM |
11628 | |
11629 | /* Disable the help button since we can't display help. */ | |
11630 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
11631 | XtSetSensitive (help, False); | |
11632 | ||
11633 | /* Mark OK button as default. */ | |
11634 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
11635 | XmNshowAsDefault, True, NULL); | |
11636 | ||
11637 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
11638 | dialog, so that the user must select a file from the files list | |
11639 | box. We can't remove it because we wouldn't have a way to get at | |
11640 | the result file name, then. */ | |
11641 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
11642 | if (!NILP (mustmatch)) | |
11643 | { | |
11644 | Widget label; | |
11645 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
11646 | XtSetSensitive (text, False); | |
11647 | XtSetSensitive (label, False); | |
11648 | } | |
11649 | ||
11650 | /* Manage the dialog, so that list boxes get filled. */ | |
11651 | XtManageChild (dialog); | |
11652 | ||
11653 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
11654 | must include the path for this to work. */ | |
11655 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
11656 | if (STRINGP (default_filename)) | |
11657 | { | |
11658 | XmString default_xmstring; | |
11659 | int item_pos; | |
11660 | ||
11661 | default_xmstring | |
11662 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
11663 | ||
11664 | if (!XmListItemExists (list, default_xmstring)) | |
11665 | { | |
11666 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
11667 | XmListAddItem (list, default_xmstring, 0); | |
11668 | item_pos = 0; | |
11669 | } | |
11670 | else | |
11671 | item_pos = XmListItemPos (list, default_xmstring); | |
11672 | XmStringFree (default_xmstring); | |
11673 | ||
11674 | /* Select the item and scroll it into view. */ | |
11675 | XmListSelectPos (list, item_pos, True); | |
11676 | XmListSetPos (list, item_pos); | |
11677 | } | |
11678 | ||
563b384d GM |
11679 | /* Process events until the user presses Cancel or OK. Block |
11680 | and unblock input here so that we get a chance of processing | |
11681 | expose events. */ | |
11682 | UNBLOCK_INPUT; | |
03100098 | 11683 | result = 0; |
a779d213 | 11684 | while (result == 0) |
563b384d GM |
11685 | { |
11686 | BLOCK_INPUT; | |
11687 | XtAppProcessEvent (Xt_app_con, XtIMAll); | |
11688 | UNBLOCK_INPUT; | |
11689 | } | |
11690 | BLOCK_INPUT; | |
03100098 | 11691 | |
333b20bb GM |
11692 | /* Get the result. */ |
11693 | if (result == XmCR_OK) | |
11694 | { | |
11695 | XmString text; | |
11696 | String data; | |
11697 | ||
d1670063 | 11698 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
11699 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
11700 | XmStringFree (text); | |
11701 | file = build_string (data); | |
11702 | XtFree (data); | |
11703 | } | |
11704 | else | |
11705 | file = Qnil; | |
11706 | ||
11707 | /* Clean up. */ | |
11708 | XtUnmanageChild (dialog); | |
11709 | XtDestroyWidget (dialog); | |
11710 | UNBLOCK_INPUT; | |
11711 | UNGCPRO; | |
11712 | ||
11713 | /* Make "Cancel" equivalent to C-g. */ | |
11714 | if (NILP (file)) | |
11715 | Fsignal (Qquit, Qnil); | |
11716 | ||
11717 | return unbind_to (count, file); | |
11718 | } | |
11719 | ||
11720 | #endif /* USE_MOTIF */ | |
11721 | ||
333b20bb GM |
11722 | |
11723 | \f | |
82bab41c GM |
11724 | /*********************************************************************** |
11725 | Keyboard | |
11726 | ***********************************************************************/ | |
11727 | ||
11728 | #ifdef HAVE_XKBGETKEYBOARD | |
11729 | #include <X11/XKBlib.h> | |
11730 | #include <X11/keysym.h> | |
11731 | #endif | |
11732 | ||
11733 | DEFUN ("x-backspace-delete-keys-p", Fx_backspace_delete_keys_p, | |
11734 | Sx_backspace_delete_keys_p, 0, 1, 0, | |
7ee72033 | 11735 | doc: /* Check if both Backspace and Delete keys are on the keyboard of FRAME. |
c061c855 GM |
11736 | FRAME nil means use the selected frame. |
11737 | Value is t if we know that both keys are present, and are mapped to the | |
7ee72033 MB |
11738 | usual X keysyms. */) |
11739 | (frame) | |
82bab41c GM |
11740 | Lisp_Object frame; |
11741 | { | |
11742 | #ifdef HAVE_XKBGETKEYBOARD | |
11743 | XkbDescPtr kb; | |
11744 | struct frame *f = check_x_frame (frame); | |
11745 | Display *dpy = FRAME_X_DISPLAY (f); | |
11746 | Lisp_Object have_keys; | |
46f6a258 | 11747 | int major, minor, op, event, error; |
82bab41c GM |
11748 | |
11749 | BLOCK_INPUT; | |
46f6a258 GM |
11750 | |
11751 | /* Check library version in case we're dynamically linked. */ | |
11752 | major = XkbMajorVersion; | |
11753 | minor = XkbMinorVersion; | |
11754 | if (!XkbLibraryVersion (&major, &minor)) | |
c1efd260 GM |
11755 | { |
11756 | UNBLOCK_INPUT; | |
11757 | return Qnil; | |
11758 | } | |
46f6a258 GM |
11759 | |
11760 | /* Check that the server supports XKB. */ | |
11761 | major = XkbMajorVersion; | |
11762 | minor = XkbMinorVersion; | |
11763 | if (!XkbQueryExtension (dpy, &op, &event, &error, &major, &minor)) | |
c1efd260 GM |
11764 | { |
11765 | UNBLOCK_INPUT; | |
11766 | return Qnil; | |
11767 | } | |
46f6a258 GM |
11768 | |
11769 | have_keys = Qnil; | |
c1efd260 | 11770 | kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd); |
82bab41c GM |
11771 | if (kb) |
11772 | { | |
11773 | int delete_keycode = 0, backspace_keycode = 0, i; | |
c1efd260 GM |
11774 | |
11775 | if (XkbGetNames (dpy, XkbAllNamesMask, kb) == Success) | |
82bab41c | 11776 | { |
c1efd260 GM |
11777 | for (i = kb->min_key_code; |
11778 | (i < kb->max_key_code | |
11779 | && (delete_keycode == 0 || backspace_keycode == 0)); | |
11780 | ++i) | |
11781 | { | |
d63931a2 GM |
11782 | /* The XKB symbolic key names can be seen most easily in |
11783 | the PS file generated by `xkbprint -label name | |
11784 | $DISPLAY'. */ | |
c1efd260 GM |
11785 | if (bcmp ("DELE", kb->names->keys[i].name, 4) == 0) |
11786 | delete_keycode = i; | |
11787 | else if (bcmp ("BKSP", kb->names->keys[i].name, 4) == 0) | |
11788 | backspace_keycode = i; | |
11789 | } | |
11790 | ||
11791 | XkbFreeNames (kb, 0, True); | |
82bab41c GM |
11792 | } |
11793 | ||
c1efd260 | 11794 | XkbFreeClientMap (kb, 0, True); |
82bab41c GM |
11795 | |
11796 | if (delete_keycode | |
11797 | && backspace_keycode | |
11798 | && XKeysymToKeycode (dpy, XK_Delete) == delete_keycode | |
11799 | && XKeysymToKeycode (dpy, XK_BackSpace) == backspace_keycode) | |
11800 | have_keys = Qt; | |
11801 | } | |
11802 | UNBLOCK_INPUT; | |
11803 | return have_keys; | |
11804 | #else /* not HAVE_XKBGETKEYBOARD */ | |
11805 | return Qnil; | |
11806 | #endif /* not HAVE_XKBGETKEYBOARD */ | |
11807 | } | |
11808 | ||
11809 | ||
11810 | \f | |
333b20bb GM |
11811 | /*********************************************************************** |
11812 | Initialization | |
11813 | ***********************************************************************/ | |
11814 | ||
11815 | void | |
11816 | syms_of_xfns () | |
11817 | { | |
11818 | /* This is zero if not using X windows. */ | |
11819 | x_in_use = 0; | |
11820 | ||
11821 | /* The section below is built by the lisp expression at the top of the file, | |
11822 | just above where these variables are declared. */ | |
11823 | /*&&& init symbols here &&&*/ | |
11824 | Qauto_raise = intern ("auto-raise"); | |
11825 | staticpro (&Qauto_raise); | |
11826 | Qauto_lower = intern ("auto-lower"); | |
11827 | staticpro (&Qauto_lower); | |
11828 | Qbar = intern ("bar"); | |
dbc4e1c1 | 11829 | staticpro (&Qbar); |
f9942c9e JB |
11830 | Qborder_color = intern ("border-color"); |
11831 | staticpro (&Qborder_color); | |
11832 | Qborder_width = intern ("border-width"); | |
11833 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
11834 | Qbox = intern ("box"); |
11835 | staticpro (&Qbox); | |
f9942c9e JB |
11836 | Qcursor_color = intern ("cursor-color"); |
11837 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
11838 | Qcursor_type = intern ("cursor-type"); |
11839 | staticpro (&Qcursor_type); | |
f9942c9e JB |
11840 | Qgeometry = intern ("geometry"); |
11841 | staticpro (&Qgeometry); | |
f9942c9e JB |
11842 | Qicon_left = intern ("icon-left"); |
11843 | staticpro (&Qicon_left); | |
11844 | Qicon_top = intern ("icon-top"); | |
11845 | staticpro (&Qicon_top); | |
11846 | Qicon_type = intern ("icon-type"); | |
11847 | staticpro (&Qicon_type); | |
80534dd6 KH |
11848 | Qicon_name = intern ("icon-name"); |
11849 | staticpro (&Qicon_name); | |
f9942c9e JB |
11850 | Qinternal_border_width = intern ("internal-border-width"); |
11851 | staticpro (&Qinternal_border_width); | |
11852 | Qleft = intern ("left"); | |
11853 | staticpro (&Qleft); | |
1ab3d87e RS |
11854 | Qright = intern ("right"); |
11855 | staticpro (&Qright); | |
f9942c9e JB |
11856 | Qmouse_color = intern ("mouse-color"); |
11857 | staticpro (&Qmouse_color); | |
baaed68e JB |
11858 | Qnone = intern ("none"); |
11859 | staticpro (&Qnone); | |
f9942c9e JB |
11860 | Qparent_id = intern ("parent-id"); |
11861 | staticpro (&Qparent_id); | |
4701395c KH |
11862 | Qscroll_bar_width = intern ("scroll-bar-width"); |
11863 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
11864 | Qsuppress_icon = intern ("suppress-icon"); |
11865 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 11866 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 11867 | staticpro (&Qundefined_color); |
a3c87d4e JB |
11868 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
11869 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
11870 | Qvisibility = intern ("visibility"); |
11871 | staticpro (&Qvisibility); | |
f9942c9e JB |
11872 | Qwindow_id = intern ("window-id"); |
11873 | staticpro (&Qwindow_id); | |
2cbebefb RS |
11874 | Qouter_window_id = intern ("outer-window-id"); |
11875 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
11876 | Qx_frame_parameter = intern ("x-frame-parameter"); |
11877 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
11878 | Qx_resource_name = intern ("x-resource-name"); |
11879 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
11880 | Quser_position = intern ("user-position"); |
11881 | staticpro (&Quser_position); | |
11882 | Quser_size = intern ("user-size"); | |
11883 | staticpro (&Quser_size); | |
333b20bb GM |
11884 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
11885 | staticpro (&Qscroll_bar_foreground); | |
11886 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
11887 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
11888 | Qscreen_gamma = intern ("screen-gamma"); |
11889 | staticpro (&Qscreen_gamma); | |
563b67aa GM |
11890 | Qline_spacing = intern ("line-spacing"); |
11891 | staticpro (&Qline_spacing); | |
7c7ff7f5 GM |
11892 | Qcenter = intern ("center"); |
11893 | staticpro (&Qcenter); | |
96db09e4 KH |
11894 | Qcompound_text = intern ("compound-text"); |
11895 | staticpro (&Qcompound_text); | |
ae782866 GM |
11896 | Qcancel_timer = intern ("cancel-timer"); |
11897 | staticpro (&Qcancel_timer); | |
ea0a1f53 GM |
11898 | Qwait_for_wm = intern ("wait-for-wm"); |
11899 | staticpro (&Qwait_for_wm); | |
49d41073 EZ |
11900 | Qfullscreen = intern ("fullscreen"); |
11901 | staticpro (&Qfullscreen); | |
11902 | Qfullwidth = intern ("fullwidth"); | |
11903 | staticpro (&Qfullwidth); | |
11904 | Qfullheight = intern ("fullheight"); | |
11905 | staticpro (&Qfullheight); | |
11906 | Qfullboth = intern ("fullboth"); | |
11907 | staticpro (&Qfullboth); | |
f9942c9e JB |
11908 | /* This is the end of symbol initialization. */ |
11909 | ||
58cad5ed KH |
11910 | /* Text property `display' should be nonsticky by default. */ |
11911 | Vtext_property_default_nonsticky | |
11912 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
11913 | ||
11914 | ||
333b20bb GM |
11915 | Qlaplace = intern ("laplace"); |
11916 | staticpro (&Qlaplace); | |
4a8e312c GM |
11917 | Qemboss = intern ("emboss"); |
11918 | staticpro (&Qemboss); | |
11919 | Qedge_detection = intern ("edge-detection"); | |
11920 | staticpro (&Qedge_detection); | |
11921 | Qheuristic = intern ("heuristic"); | |
11922 | staticpro (&Qheuristic); | |
11923 | QCmatrix = intern (":matrix"); | |
11924 | staticpro (&QCmatrix); | |
11925 | QCcolor_adjustment = intern (":color-adjustment"); | |
11926 | staticpro (&QCcolor_adjustment); | |
11927 | QCmask = intern (":mask"); | |
11928 | staticpro (&QCmask); | |
11929 | ||
a367641f RS |
11930 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
11931 | staticpro (&Qface_set_after_frame_default); | |
11932 | ||
01f1ba30 JB |
11933 | Fput (Qundefined_color, Qerror_conditions, |
11934 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
11935 | Fput (Qundefined_color, Qerror_message, | |
11936 | build_string ("Undefined color")); | |
11937 | ||
f9942c9e JB |
11938 | init_x_parm_symbols (); |
11939 | ||
7ee72033 MB |
11940 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
11941 | doc: /* Non-nil means always draw a cross over disabled images. | |
c061c855 GM |
11942 | Disabled images are those having an `:conversion disabled' property. |
11943 | A cross is always drawn on black & white displays. */); | |
14819cb3 GM |
11944 | cross_disabled_images = 0; |
11945 | ||
7ee72033 MB |
11946 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
11947 | doc: /* List of directories to search for bitmap files for X. */); | |
e241c09b | 11948 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 11949 | |
7ee72033 MB |
11950 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
11951 | doc: /* The shape of the pointer when over text. | |
c061c855 GM |
11952 | Changing the value does not affect existing frames |
11953 | unless you set the mouse color. */); | |
01f1ba30 JB |
11954 | Vx_pointer_shape = Qnil; |
11955 | ||
7ee72033 MB |
11956 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
11957 | doc: /* The name Emacs uses to look up X resources. | |
c061c855 GM |
11958 | `x-get-resource' uses this as the first component of the instance name |
11959 | when requesting resource values. | |
11960 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
11961 | was invoked, or to the value specified with the `-name' or `-rn' | |
11962 | switches, if present. | |
11963 | ||
11964 | It may be useful to bind this variable locally around a call | |
11965 | to `x-get-resource'. See also the variable `x-resource-class'. */); | |
d387c960 | 11966 | Vx_resource_name = Qnil; |
ac63d3d6 | 11967 | |
7ee72033 MB |
11968 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
11969 | doc: /* The class Emacs uses to look up X resources. | |
c061c855 GM |
11970 | `x-get-resource' uses this as the first component of the instance class |
11971 | when requesting resource values. | |
11972 | ||
11973 | Emacs initially sets `x-resource-class' to "Emacs". | |
11974 | ||
11975 | Setting this variable permanently is not a reasonable thing to do, | |
11976 | but binding this variable locally around a call to `x-get-resource' | |
11977 | is a reasonable practice. See also the variable `x-resource-name'. */); | |
498e9ac3 RS |
11978 | Vx_resource_class = build_string (EMACS_CLASS); |
11979 | ||
ca0ecbf5 | 11980 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
11981 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
11982 | doc: /* The shape of the pointer when not over text. | |
c061c855 GM |
11983 | This variable takes effect when you create a new frame |
11984 | or when you set the mouse color. */); | |
af01ef26 | 11985 | #endif |
01f1ba30 JB |
11986 | Vx_nontext_pointer_shape = Qnil; |
11987 | ||
7ee72033 MB |
11988 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
11989 | doc: /* The shape of the pointer when Emacs is busy. | |
c061c855 GM |
11990 | This variable takes effect when you create a new frame |
11991 | or when you set the mouse color. */); | |
0af913d7 | 11992 | Vx_hourglass_pointer_shape = Qnil; |
333b20bb | 11993 | |
7ee72033 MB |
11994 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
11995 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); | |
0af913d7 | 11996 | display_hourglass_p = 1; |
333b20bb | 11997 | |
7ee72033 MB |
11998 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
11999 | doc: /* *Seconds to wait before displaying an hourglass pointer. | |
c061c855 | 12000 | Value must be an integer or float. */); |
0af913d7 | 12001 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
4ae9a85e | 12002 | |
ca0ecbf5 | 12003 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
12004 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
12005 | doc: /* The shape of the pointer when over the mode line. | |
c061c855 GM |
12006 | This variable takes effect when you create a new frame |
12007 | or when you set the mouse color. */); | |
af01ef26 | 12008 | #endif |
01f1ba30 JB |
12009 | Vx_mode_pointer_shape = Qnil; |
12010 | ||
d3b06468 | 12011 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
7ee72033 MB |
12012 | &Vx_sensitive_text_pointer_shape, |
12013 | doc: /* The shape of the pointer when over mouse-sensitive text. | |
c061c855 GM |
12014 | This variable takes effect when you create a new frame |
12015 | or when you set the mouse color. */); | |
ca0ecbf5 | 12016 | Vx_sensitive_text_pointer_shape = Qnil; |
95f80c78 | 12017 | |
8fb4ec9c | 12018 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
7ee72033 MB |
12019 | &Vx_window_horizontal_drag_shape, |
12020 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. | |
c061c855 GM |
12021 | This variable takes effect when you create a new frame |
12022 | or when you set the mouse color. */); | |
8fb4ec9c GM |
12023 | Vx_window_horizontal_drag_shape = Qnil; |
12024 | ||
7ee72033 MB |
12025 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
12026 | doc: /* A string indicating the foreground color of the cursor box. */); | |
01f1ba30 JB |
12027 | Vx_cursor_fore_pixel = Qnil; |
12028 | ||
7ee72033 MB |
12029 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
12030 | doc: /* Maximum size for tooltips. Value is a pair (COLUMNS . ROWS). | |
c061c855 | 12031 | Text larger than this is clipped. */); |
d63931a2 GM |
12032 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
12033 | ||
7ee72033 MB |
12034 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
12035 | doc: /* Non-nil if no X window manager is in use. | |
c061c855 GM |
12036 | Emacs doesn't try to figure this out; this is always nil |
12037 | unless you set it to something else. */); | |
2d38195d RS |
12038 | /* We don't have any way to find this out, so set it to nil |
12039 | and maybe the user would like to set it to t. */ | |
12040 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 12041 | |
942ea06d | 12042 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
7ee72033 MB |
12043 | &Vx_pixel_size_width_font_regexp, |
12044 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. | |
c061c855 GM |
12045 | |
12046 | Since Emacs gets width of a font matching with this regexp from | |
12047 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
12048 | such a font. This is especially effective for such large fonts as | |
12049 | Chinese, Japanese, and Korean. */); | |
942ea06d KH |
12050 | Vx_pixel_size_width_font_regexp = Qnil; |
12051 | ||
7ee72033 MB |
12052 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
12053 | doc: /* Time after which cached images are removed from the cache. | |
c061c855 GM |
12054 | When an image has not been displayed this many seconds, remove it |
12055 | from the image cache. Value must be an integer or nil with nil | |
12056 | meaning don't clear the cache. */); | |
fcf431dc | 12057 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 12058 | |
1d3dac41 | 12059 | #ifdef USE_X_TOOLKIT |
6f3f6a8d | 12060 | Fprovide (intern ("x-toolkit"), Qnil); |
5b827abb | 12061 | #ifdef USE_MOTIF |
6f3f6a8d | 12062 | Fprovide (intern ("motif"), Qnil); |
fc2cdd9a | 12063 | |
7ee72033 MB |
12064 | DEFVAR_LISP ("motif-version-string", &Vmotif_version_string, |
12065 | doc: /* Version info for LessTif/Motif. */); | |
fc2cdd9a GM |
12066 | Vmotif_version_string = build_string (XmVERSION_STRING); |
12067 | #endif /* USE_MOTIF */ | |
12068 | #endif /* USE_X_TOOLKIT */ | |
01f1ba30 | 12069 | |
01f1ba30 | 12070 | defsubr (&Sx_get_resource); |
333b20bb GM |
12071 | |
12072 | /* X window properties. */ | |
12073 | defsubr (&Sx_change_window_property); | |
12074 | defsubr (&Sx_delete_window_property); | |
12075 | defsubr (&Sx_window_property); | |
12076 | ||
2d764c78 | 12077 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 12078 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
12079 | defsubr (&Sxw_color_defined_p); |
12080 | defsubr (&Sxw_color_values); | |
9d317b2c | 12081 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
12082 | defsubr (&Sx_server_vendor); |
12083 | defsubr (&Sx_server_version); | |
12084 | defsubr (&Sx_display_pixel_width); | |
12085 | defsubr (&Sx_display_pixel_height); | |
12086 | defsubr (&Sx_display_mm_width); | |
12087 | defsubr (&Sx_display_mm_height); | |
12088 | defsubr (&Sx_display_screens); | |
12089 | defsubr (&Sx_display_planes); | |
12090 | defsubr (&Sx_display_color_cells); | |
12091 | defsubr (&Sx_display_visual_class); | |
12092 | defsubr (&Sx_display_backing_store); | |
12093 | defsubr (&Sx_display_save_under); | |
8af1d7ca | 12094 | defsubr (&Sx_parse_geometry); |
f676886a | 12095 | defsubr (&Sx_create_frame); |
01f1ba30 | 12096 | defsubr (&Sx_open_connection); |
08a90d6a RS |
12097 | defsubr (&Sx_close_connection); |
12098 | defsubr (&Sx_display_list); | |
01f1ba30 | 12099 | defsubr (&Sx_synchronize); |
3decc1e7 | 12100 | defsubr (&Sx_focus_frame); |
82bab41c GM |
12101 | defsubr (&Sx_backspace_delete_keys_p); |
12102 | ||
942ea06d KH |
12103 | /* Setting callback functions for fontset handler. */ |
12104 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
12105 | |
12106 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
12107 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 12108 | list_fonts_func = x_list_fonts; |
333b20bb GM |
12109 | #endif |
12110 | ||
942ea06d | 12111 | load_font_func = x_load_font; |
bc1958c4 | 12112 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
12113 | query_font_func = x_query_font; |
12114 | set_frame_fontset_func = x_set_font; | |
12115 | check_window_system_func = check_x; | |
333b20bb GM |
12116 | |
12117 | /* Images. */ | |
12118 | Qxbm = intern ("xbm"); | |
12119 | staticpro (&Qxbm); | |
12120 | QCtype = intern (":type"); | |
12121 | staticpro (&QCtype); | |
d2dc8167 GM |
12122 | QCconversion = intern (":conversion"); |
12123 | staticpro (&QCconversion); | |
333b20bb GM |
12124 | QCheuristic_mask = intern (":heuristic-mask"); |
12125 | staticpro (&QCheuristic_mask); | |
12126 | QCcolor_symbols = intern (":color-symbols"); | |
12127 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
12128 | QCascent = intern (":ascent"); |
12129 | staticpro (&QCascent); | |
12130 | QCmargin = intern (":margin"); | |
12131 | staticpro (&QCmargin); | |
12132 | QCrelief = intern (":relief"); | |
12133 | staticpro (&QCrelief); | |
fcf431dc GM |
12134 | Qpostscript = intern ("postscript"); |
12135 | staticpro (&Qpostscript); | |
333b20bb GM |
12136 | QCloader = intern (":loader"); |
12137 | staticpro (&QCloader); | |
12138 | QCbounding_box = intern (":bounding-box"); | |
12139 | staticpro (&QCbounding_box); | |
12140 | QCpt_width = intern (":pt-width"); | |
12141 | staticpro (&QCpt_width); | |
12142 | QCpt_height = intern (":pt-height"); | |
12143 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
12144 | QCindex = intern (":index"); |
12145 | staticpro (&QCindex); | |
333b20bb GM |
12146 | Qpbm = intern ("pbm"); |
12147 | staticpro (&Qpbm); | |
12148 | ||
12149 | #if HAVE_XPM | |
12150 | Qxpm = intern ("xpm"); | |
12151 | staticpro (&Qxpm); | |
12152 | #endif | |
12153 | ||
12154 | #if HAVE_JPEG | |
12155 | Qjpeg = intern ("jpeg"); | |
12156 | staticpro (&Qjpeg); | |
12157 | #endif | |
12158 | ||
12159 | #if HAVE_TIFF | |
12160 | Qtiff = intern ("tiff"); | |
12161 | staticpro (&Qtiff); | |
12162 | #endif | |
12163 | ||
12164 | #if HAVE_GIF | |
12165 | Qgif = intern ("gif"); | |
12166 | staticpro (&Qgif); | |
12167 | #endif | |
12168 | ||
12169 | #if HAVE_PNG | |
12170 | Qpng = intern ("png"); | |
12171 | staticpro (&Qpng); | |
12172 | #endif | |
12173 | ||
12174 | defsubr (&Sclear_image_cache); | |
42677916 | 12175 | defsubr (&Simage_size); |
b243755a | 12176 | defsubr (&Simage_mask_p); |
333b20bb | 12177 | |
0af913d7 GM |
12178 | hourglass_atimer = NULL; |
12179 | hourglass_shown_p = 0; | |
333b20bb GM |
12180 | |
12181 | defsubr (&Sx_show_tip); | |
12182 | defsubr (&Sx_hide_tip); | |
333b20bb | 12183 | tip_timer = Qnil; |
44b5a125 GM |
12184 | staticpro (&tip_timer); |
12185 | tip_frame = Qnil; | |
12186 | staticpro (&tip_frame); | |
333b20bb | 12187 | |
06d62053 GM |
12188 | last_show_tip_args = Qnil; |
12189 | staticpro (&last_show_tip_args); | |
12190 | ||
333b20bb GM |
12191 | #ifdef USE_MOTIF |
12192 | defsubr (&Sx_file_dialog); | |
12193 | #endif | |
12194 | } | |
12195 | ||
12196 | ||
12197 | void | |
12198 | init_xfns () | |
12199 | { | |
12200 | image_types = NULL; | |
12201 | Vimage_types = Qnil; | |
12202 | ||
12203 | define_image_type (&xbm_type); | |
12204 | define_image_type (&gs_type); | |
12205 | define_image_type (&pbm_type); | |
12206 | ||
12207 | #if HAVE_XPM | |
12208 | define_image_type (&xpm_type); | |
12209 | #endif | |
12210 | ||
12211 | #if HAVE_JPEG | |
12212 | define_image_type (&jpeg_type); | |
12213 | #endif | |
12214 | ||
12215 | #if HAVE_TIFF | |
12216 | define_image_type (&tiff_type); | |
12217 | #endif | |
12218 | ||
12219 | #if HAVE_GIF | |
12220 | define_image_type (&gif_type); | |
12221 | #endif | |
12222 | ||
12223 | #if HAVE_PNG | |
12224 | define_image_type (&png_type); | |
12225 | #endif | |
01f1ba30 JB |
12226 | } |
12227 | ||
12228 | #endif /* HAVE_X_WINDOWS */ |