Commit | Line | Data |
---|---|---|
01f1ba30 | 1 | /* Functions for the X window system. |
42677916 | 2 | Copyright (C) 1989, 92, 93, 94, 95, 96, 1997, 1998, 1999, 2000 |
333b20bb | 3 | Free Software Foundation. |
01f1ba30 JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
1113d9db | 9 | the Free Software Foundation; either version 2, or (at your option) |
01f1ba30 JB |
10 | any later version. |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
3b7ad313 EN |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
01f1ba30 | 21 | |
c389a86d | 22 | #include <config.h> |
68c45bf0 | 23 | #include <signal.h> |
333b20bb | 24 | #include <stdio.h> |
d62c8769 | 25 | #include <math.h> |
c389a86d | 26 | |
40e6f148 | 27 | /* This makes the fields of a Display accessible, in Xlib header files. */ |
333b20bb | 28 | |
40e6f148 RS |
29 | #define XLIB_ILLEGAL_ACCESS |
30 | ||
01f1ba30 JB |
31 | #include "lisp.h" |
32 | #include "xterm.h" | |
f676886a | 33 | #include "frame.h" |
01f1ba30 JB |
34 | #include "window.h" |
35 | #include "buffer.h" | |
58cad5ed | 36 | #include "intervals.h" |
01f1ba30 | 37 | #include "dispextern.h" |
1f98fa48 | 38 | #include "keyboard.h" |
9ac0d9e0 | 39 | #include "blockinput.h" |
57bda87a | 40 | #include <epaths.h> |
942ea06d | 41 | #include "charset.h" |
96db09e4 | 42 | #include "coding.h" |
942ea06d | 43 | #include "fontset.h" |
333b20bb GM |
44 | #include "systime.h" |
45 | #include "termhooks.h" | |
4ae9a85e | 46 | #include "atimer.h" |
01f1ba30 JB |
47 | |
48 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 49 | |
67ba84d1 | 50 | #include <ctype.h> |
63cec32f GM |
51 | #include <sys/types.h> |
52 | #include <sys/stat.h> | |
01f1ba30 | 53 | |
0a93081c | 54 | #ifndef VMS |
0505a740 | 55 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
56 | #include "bitmaps/gray.xbm" |
57 | #else | |
dbc4e1c1 | 58 | #include <X11/bitmaps/gray> |
ef493a27 | 59 | #endif |
0a93081c JB |
60 | #else |
61 | #include "[.bitmaps]gray.xbm" | |
62 | #endif | |
dbc4e1c1 | 63 | |
9ef48a9d RS |
64 | #ifdef USE_X_TOOLKIT |
65 | #include <X11/Shell.h> | |
66 | ||
398ffa92 | 67 | #ifndef USE_MOTIF |
9ef48a9d RS |
68 | #include <X11/Xaw/Paned.h> |
69 | #include <X11/Xaw/Label.h> | |
398ffa92 | 70 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
71 | |
72 | #ifdef USG | |
73 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
74 | #include <X11/Xos.h> | |
75 | #define USG | |
76 | #else | |
77 | #include <X11/Xos.h> | |
78 | #endif | |
79 | ||
80 | #include "widget.h" | |
81 | ||
82 | #include "../lwlib/lwlib.h" | |
83 | ||
333b20bb GM |
84 | #ifdef USE_MOTIF |
85 | #include <Xm/Xm.h> | |
86 | #include <Xm/DialogS.h> | |
87 | #include <Xm/FileSB.h> | |
88 | #endif | |
89 | ||
3b882b1d RS |
90 | /* Do the EDITRES protocol if running X11R5 |
91 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 92 | |
3b882b1d | 93 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 94 | #define HACK_EDITRES |
b9dc4443 | 95 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
96 | #endif /* R5 + Athena */ |
97 | ||
333b20bb GM |
98 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
99 | ||
6c32dd68 PR |
100 | extern LWLIB_ID widget_id_tick; |
101 | ||
e3881aa0 | 102 | #ifdef USE_LUCID |
82c90203 | 103 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 104 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 105 | #endif |
9ef48a9d | 106 | |
6bc20398 | 107 | extern void free_frame_menubar (); |
d62c8769 | 108 | extern double atof (); |
333b20bb | 109 | |
9ef48a9d RS |
110 | #endif /* USE_X_TOOLKIT */ |
111 | ||
01f1ba30 JB |
112 | #define min(a,b) ((a) < (b) ? (a) : (b)) |
113 | #define max(a,b) ((a) > (b) ? (a) : (b)) | |
114 | ||
9d317b2c RS |
115 | #ifdef HAVE_X11R4 |
116 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
117 | #else | |
118 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
119 | #endif | |
120 | ||
333b20bb GM |
121 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
122 | it, and including `bitmaps/gray' more than once is a problem when | |
123 | config.h defines `static' as an empty replacement string. */ | |
124 | ||
125 | int gray_bitmap_width = gray_width; | |
126 | int gray_bitmap_height = gray_height; | |
127 | unsigned char *gray_bitmap_bits = gray_bits; | |
128 | ||
498e9ac3 | 129 | /* The name we're using in resource queries. Most often "emacs". */ |
333b20bb | 130 | |
d387c960 | 131 | Lisp_Object Vx_resource_name; |
ac63d3d6 | 132 | |
498e9ac3 RS |
133 | /* The application class we're using in resource queries. |
134 | Normally "Emacs". */ | |
333b20bb | 135 | |
498e9ac3 RS |
136 | Lisp_Object Vx_resource_class; |
137 | ||
333b20bb GM |
138 | /* Non-zero means we're allowed to display a busy cursor. */ |
139 | ||
140 | int display_busy_cursor_p; | |
141 | ||
01f1ba30 | 142 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 143 | over text or in the modeline. */ |
333b20bb | 144 | |
01f1ba30 | 145 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
333b20bb GM |
146 | Lisp_Object Vx_busy_pointer_shape; |
147 | ||
ca0ecbf5 | 148 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 149 | |
ca0ecbf5 | 150 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 151 | |
b9dc4443 | 152 | /* Color of chars displayed in cursor box. */ |
333b20bb | 153 | |
01f1ba30 JB |
154 | Lisp_Object Vx_cursor_fore_pixel; |
155 | ||
b9dc4443 | 156 | /* Nonzero if using X. */ |
333b20bb | 157 | |
b9dc4443 | 158 | static int x_in_use; |
01f1ba30 | 159 | |
b9dc4443 | 160 | /* Non nil if no window manager is in use. */ |
333b20bb | 161 | |
01f1ba30 JB |
162 | Lisp_Object Vx_no_window_manager; |
163 | ||
f1c7b5a6 | 164 | /* Search path for bitmap files. */ |
333b20bb | 165 | |
f1c7b5a6 RS |
166 | Lisp_Object Vx_bitmap_file_path; |
167 | ||
942ea06d | 168 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 169 | |
942ea06d KH |
170 | Lisp_Object Vx_pixel_size_width_font_regexp; |
171 | ||
f9942c9e JB |
172 | /* Evaluate this expression to rebuild the section of syms_of_xfns |
173 | that initializes and staticpros the symbols declared below. Note | |
174 | that Emacs 18 has a bug that keeps C-x C-e from being able to | |
175 | evaluate this expression. | |
176 | ||
177 | (progn | |
178 | ;; Accumulate a list of the symbols we want to initialize from the | |
179 | ;; declarations at the top of the file. | |
180 | (goto-char (point-min)) | |
181 | (search-forward "/\*&&& symbols declared here &&&*\/\n") | |
182 | (let (symbol-list) | |
183 | (while (looking-at "Lisp_Object \\(Q[a-z_]+\\)") | |
184 | (setq symbol-list | |
185 | (cons (buffer-substring (match-beginning 1) (match-end 1)) | |
186 | symbol-list)) | |
187 | (forward-line 1)) | |
188 | (setq symbol-list (nreverse symbol-list)) | |
189 | ;; Delete the section of syms_of_... where we initialize the symbols. | |
190 | (search-forward "\n /\*&&& init symbols here &&&*\/\n") | |
191 | (let ((start (point))) | |
192 | (while (looking-at "^ Q") | |
193 | (forward-line 2)) | |
194 | (kill-region start (point))) | |
195 | ;; Write a new symbol initialization section. | |
196 | (while symbol-list | |
197 | (insert (format " %s = intern (\"" (car symbol-list))) | |
198 | (let ((start (point))) | |
199 | (insert (substring (car symbol-list) 1)) | |
200 | (subst-char-in-region start (point) ?_ ?-)) | |
201 | (insert (format "\");\n staticpro (&%s);\n" (car symbol-list))) | |
202 | (setq symbol-list (cdr symbol-list))))) | |
203 | ||
204 | */ | |
205 | ||
206 | /*&&& symbols declared here &&&*/ | |
207 | Lisp_Object Qauto_raise; | |
208 | Lisp_Object Qauto_lower; | |
dbc4e1c1 | 209 | Lisp_Object Qbar; |
f9942c9e JB |
210 | Lisp_Object Qborder_color; |
211 | Lisp_Object Qborder_width; | |
dbc4e1c1 | 212 | Lisp_Object Qbox; |
f9942c9e | 213 | Lisp_Object Qcursor_color; |
dbc4e1c1 | 214 | Lisp_Object Qcursor_type; |
f9942c9e | 215 | Lisp_Object Qgeometry; |
f9942c9e JB |
216 | Lisp_Object Qicon_left; |
217 | Lisp_Object Qicon_top; | |
218 | Lisp_Object Qicon_type; | |
80534dd6 | 219 | Lisp_Object Qicon_name; |
f9942c9e JB |
220 | Lisp_Object Qinternal_border_width; |
221 | Lisp_Object Qleft; | |
1ab3d87e | 222 | Lisp_Object Qright; |
f9942c9e | 223 | Lisp_Object Qmouse_color; |
baaed68e | 224 | Lisp_Object Qnone; |
2cbebefb | 225 | Lisp_Object Qouter_window_id; |
f9942c9e | 226 | Lisp_Object Qparent_id; |
4701395c | 227 | Lisp_Object Qscroll_bar_width; |
8af1d7ca | 228 | Lisp_Object Qsuppress_icon; |
333b20bb | 229 | extern Lisp_Object Qtop; |
01f1ba30 | 230 | Lisp_Object Qundefined_color; |
a3c87d4e | 231 | Lisp_Object Qvertical_scroll_bars; |
49795535 | 232 | Lisp_Object Qvisibility; |
f9942c9e | 233 | Lisp_Object Qwindow_id; |
f676886a | 234 | Lisp_Object Qx_frame_parameter; |
9ef48a9d | 235 | Lisp_Object Qx_resource_name; |
4fe1de12 RS |
236 | Lisp_Object Quser_position; |
237 | Lisp_Object Quser_size; | |
0cafb359 | 238 | extern Lisp_Object Qdisplay; |
333b20bb | 239 | Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background; |
7c7ff7f5 | 240 | Lisp_Object Qscreen_gamma, Qline_spacing, Qcenter; |
96db09e4 | 241 | Lisp_Object Qcompound_text; |
01f1ba30 | 242 | |
b9dc4443 | 243 | /* The below are defined in frame.c. */ |
333b20bb | 244 | |
baaed68e | 245 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
c2304e02 | 246 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
9ea173e8 | 247 | extern Lisp_Object Qtool_bar_lines; |
f9942c9e | 248 | |
01f1ba30 JB |
249 | extern Lisp_Object Vwindow_system_version; |
250 | ||
a367641f | 251 | Lisp_Object Qface_set_after_frame_default; |
333b20bb | 252 | |
01f1ba30 | 253 | \f |
11ae94fe | 254 | /* Error if we are not connected to X. */ |
333b20bb | 255 | |
7fc9de26 | 256 | void |
11ae94fe RS |
257 | check_x () |
258 | { | |
b9dc4443 | 259 | if (! x_in_use) |
11ae94fe RS |
260 | error ("X windows are not in use or not initialized"); |
261 | } | |
262 | ||
1c59f5df RS |
263 | /* Nonzero if we can use mouse menus. |
264 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
265 | |
266 | int | |
1c59f5df | 267 | have_menus_p () |
75cc8ee5 | 268 | { |
b9dc4443 RS |
269 | return x_in_use; |
270 | } | |
271 | ||
272 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
273 | and checking validity for X. */ | |
274 | ||
275 | FRAME_PTR | |
276 | check_x_frame (frame) | |
277 | Lisp_Object frame; | |
278 | { | |
279 | FRAME_PTR f; | |
280 | ||
281 | if (NILP (frame)) | |
0fe92f72 GM |
282 | frame = selected_frame; |
283 | CHECK_LIVE_FRAME (frame, 0); | |
284 | f = XFRAME (frame); | |
b9dc4443 | 285 | if (! FRAME_X_P (f)) |
1c59f5df | 286 | error ("Non-X frame used"); |
b9dc4443 | 287 | return f; |
75cc8ee5 RS |
288 | } |
289 | ||
b9dc4443 RS |
290 | /* Let the user specify an X display with a frame. |
291 | nil stands for the selected frame--or, if that is not an X frame, | |
292 | the first X display on the list. */ | |
293 | ||
294 | static struct x_display_info * | |
295 | check_x_display_info (frame) | |
296 | Lisp_Object frame; | |
297 | { | |
298 | if (NILP (frame)) | |
299 | { | |
0fe92f72 GM |
300 | struct frame *sf = XFRAME (selected_frame); |
301 | ||
302 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) | |
303 | return FRAME_X_DISPLAY_INFO (sf); | |
b9dc4443 RS |
304 | else if (x_display_list != 0) |
305 | return x_display_list; | |
306 | else | |
307 | error ("X windows are not in use or not initialized"); | |
308 | } | |
309 | else if (STRINGP (frame)) | |
310 | return x_display_info_for_name (frame); | |
311 | else | |
312 | { | |
313 | FRAME_PTR f; | |
314 | ||
315 | CHECK_LIVE_FRAME (frame, 0); | |
316 | f = XFRAME (frame); | |
317 | if (! FRAME_X_P (f)) | |
1c59f5df | 318 | error ("Non-X frame used"); |
b9dc4443 RS |
319 | return FRAME_X_DISPLAY_INFO (f); |
320 | } | |
321 | } | |
333b20bb | 322 | |
b9dc4443 | 323 | \f |
f676886a JB |
324 | /* Return the Emacs frame-object corresponding to an X window. |
325 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 326 | |
34ca5317 | 327 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 328 | |
f676886a | 329 | struct frame * |
2d271e2e KH |
330 | x_window_to_frame (dpyinfo, wdesc) |
331 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
332 | int wdesc; |
333 | { | |
f676886a JB |
334 | Lisp_Object tail, frame; |
335 | struct frame *f; | |
01f1ba30 | 336 | |
8e713be6 | 337 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 338 | { |
8e713be6 | 339 | frame = XCAR (tail); |
34ca5317 | 340 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 341 | continue; |
f676886a | 342 | f = XFRAME (frame); |
2d764c78 | 343 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 344 | continue; |
17cbbf95 GM |
345 | if (f->output_data.x->busy_window == wdesc) |
346 | return f; | |
9ef48a9d | 347 | #ifdef USE_X_TOOLKIT |
7556890b RS |
348 | if ((f->output_data.x->edit_widget |
349 | && XtWindow (f->output_data.x->edit_widget) == wdesc) | |
333b20bb GM |
350 | /* A tooltip frame? */ |
351 | || (!f->output_data.x->edit_widget | |
352 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 353 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
354 | return f; |
355 | #else /* not USE_X_TOOLKIT */ | |
fe24a618 | 356 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 357 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 358 | return f; |
9ef48a9d RS |
359 | #endif /* not USE_X_TOOLKIT */ |
360 | } | |
361 | return 0; | |
362 | } | |
363 | ||
364 | #ifdef USE_X_TOOLKIT | |
365 | /* Like x_window_to_frame but also compares the window with the widget's | |
366 | windows. */ | |
367 | ||
368 | struct frame * | |
2d271e2e KH |
369 | x_any_window_to_frame (dpyinfo, wdesc) |
370 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
371 | int wdesc; |
372 | { | |
373 | Lisp_Object tail, frame; | |
17cbbf95 | 374 | struct frame *f, *found; |
7556890b | 375 | struct x_output *x; |
9ef48a9d | 376 | |
17cbbf95 GM |
377 | found = NULL; |
378 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 379 | { |
8e713be6 | 380 | frame = XCAR (tail); |
34ca5317 | 381 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 382 | continue; |
17cbbf95 | 383 | |
9ef48a9d | 384 | f = XFRAME (frame); |
17cbbf95 | 385 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 386 | { |
17cbbf95 GM |
387 | /* This frame matches if the window is any of its widgets. */ |
388 | x = f->output_data.x; | |
389 | if (x->busy_window == wdesc) | |
390 | found = f; | |
391 | else if (x->widget) | |
392 | { | |
393 | if (wdesc == XtWindow (x->widget) | |
394 | || wdesc == XtWindow (x->column_widget) | |
395 | || wdesc == XtWindow (x->edit_widget)) | |
396 | found = f; | |
397 | /* Match if the window is this frame's menubar. */ | |
398 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
399 | found = f; | |
400 | } | |
401 | else if (FRAME_X_WINDOW (f) == wdesc) | |
402 | /* A tooltip frame. */ | |
403 | found = f; | |
333b20bb | 404 | } |
01f1ba30 | 405 | } |
17cbbf95 GM |
406 | |
407 | return found; | |
01f1ba30 | 408 | } |
5e65b9ab | 409 | |
5fbc3f3a KH |
410 | /* Likewise, but exclude the menu bar widget. */ |
411 | ||
412 | struct frame * | |
413 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
414 | struct x_display_info *dpyinfo; | |
415 | int wdesc; | |
416 | { | |
417 | Lisp_Object tail, frame; | |
418 | struct frame *f; | |
7556890b | 419 | struct x_output *x; |
5fbc3f3a | 420 | |
8e713be6 | 421 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 422 | { |
8e713be6 | 423 | frame = XCAR (tail); |
5fbc3f3a KH |
424 | if (!GC_FRAMEP (frame)) |
425 | continue; | |
426 | f = XFRAME (frame); | |
2d764c78 | 427 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 428 | continue; |
7556890b | 429 | x = f->output_data.x; |
5fbc3f3a | 430 | /* This frame matches if the window is any of its widgets. */ |
17cbbf95 GM |
431 | if (x->busy_window == wdesc) |
432 | return f; | |
433 | else if (x->widget) | |
333b20bb GM |
434 | { |
435 | if (wdesc == XtWindow (x->widget) | |
436 | || wdesc == XtWindow (x->column_widget) | |
437 | || wdesc == XtWindow (x->edit_widget)) | |
438 | return f; | |
439 | } | |
440 | else if (FRAME_X_WINDOW (f) == wdesc) | |
441 | /* A tooltip frame. */ | |
5fbc3f3a KH |
442 | return f; |
443 | } | |
444 | return 0; | |
445 | } | |
446 | ||
fd3a3022 RS |
447 | /* Likewise, but consider only the menu bar widget. */ |
448 | ||
449 | struct frame * | |
450 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
451 | struct x_display_info *dpyinfo; | |
452 | int wdesc; | |
453 | { | |
454 | Lisp_Object tail, frame; | |
455 | struct frame *f; | |
7556890b | 456 | struct x_output *x; |
fd3a3022 | 457 | |
8e713be6 | 458 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 459 | { |
8e713be6 | 460 | frame = XCAR (tail); |
fd3a3022 RS |
461 | if (!GC_FRAMEP (frame)) |
462 | continue; | |
463 | f = XFRAME (frame); | |
2d764c78 | 464 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 465 | continue; |
7556890b | 466 | x = f->output_data.x; |
fd3a3022 | 467 | /* Match if the window is this frame's menubar. */ |
333b20bb GM |
468 | if (x->menubar_widget |
469 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 RS |
470 | return f; |
471 | } | |
472 | return 0; | |
473 | } | |
474 | ||
5e65b9ab RS |
475 | /* Return the frame whose principal (outermost) window is WDESC. |
476 | If WDESC is some other (smaller) window, we return 0. */ | |
477 | ||
478 | struct frame * | |
2d271e2e KH |
479 | x_top_window_to_frame (dpyinfo, wdesc) |
480 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
481 | int wdesc; |
482 | { | |
483 | Lisp_Object tail, frame; | |
484 | struct frame *f; | |
7556890b | 485 | struct x_output *x; |
5e65b9ab | 486 | |
8e713be6 | 487 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 488 | { |
8e713be6 | 489 | frame = XCAR (tail); |
34ca5317 | 490 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
491 | continue; |
492 | f = XFRAME (frame); | |
2d764c78 | 493 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 494 | continue; |
7556890b | 495 | x = f->output_data.x; |
333b20bb GM |
496 | |
497 | if (x->widget) | |
498 | { | |
499 | /* This frame matches if the window is its topmost widget. */ | |
500 | if (wdesc == XtWindow (x->widget)) | |
501 | return f; | |
7a994728 KH |
502 | #if 0 /* I don't know why it did this, |
503 | but it seems logically wrong, | |
504 | and it causes trouble for MapNotify events. */ | |
333b20bb GM |
505 | /* Match if the window is this frame's menubar. */ |
506 | if (x->menubar_widget | |
507 | && wdesc == XtWindow (x->menubar_widget)) | |
508 | return f; | |
7a994728 | 509 | #endif |
333b20bb GM |
510 | } |
511 | else if (FRAME_X_WINDOW (f) == wdesc) | |
512 | /* Tooltip frame. */ | |
513 | return f; | |
5e65b9ab RS |
514 | } |
515 | return 0; | |
516 | } | |
9ef48a9d | 517 | #endif /* USE_X_TOOLKIT */ |
01f1ba30 | 518 | |
01f1ba30 | 519 | \f |
203c1d73 RS |
520 | |
521 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
522 | id, which is just an int that this section returns. Bitmaps are | |
523 | reference counted so they can be shared among frames. | |
524 | ||
525 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
526 | be used to indicate no bitmap. | |
527 | ||
528 | If you use x_create_bitmap_from_data, then you must keep track of | |
529 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 530 | data more than once will not be caught. */ |
203c1d73 RS |
531 | |
532 | ||
f1c7b5a6 RS |
533 | /* Functions to access the contents of a bitmap, given an id. */ |
534 | ||
535 | int | |
536 | x_bitmap_height (f, id) | |
537 | FRAME_PTR f; | |
538 | int id; | |
539 | { | |
08a90d6a | 540 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
541 | } |
542 | ||
543 | int | |
544 | x_bitmap_width (f, id) | |
545 | FRAME_PTR f; | |
546 | int id; | |
547 | { | |
08a90d6a | 548 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
549 | } |
550 | ||
551 | int | |
552 | x_bitmap_pixmap (f, id) | |
553 | FRAME_PTR f; | |
554 | int id; | |
555 | { | |
08a90d6a | 556 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
557 | } |
558 | ||
559 | ||
203c1d73 RS |
560 | /* Allocate a new bitmap record. Returns index of new record. */ |
561 | ||
562 | static int | |
08a90d6a RS |
563 | x_allocate_bitmap_record (f) |
564 | FRAME_PTR f; | |
203c1d73 | 565 | { |
08a90d6a RS |
566 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
567 | int i; | |
568 | ||
569 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 570 | { |
08a90d6a RS |
571 | dpyinfo->bitmaps_size = 10; |
572 | dpyinfo->bitmaps | |
573 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
574 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
575 | return 1; |
576 | } | |
577 | ||
08a90d6a RS |
578 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
579 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 580 | |
08a90d6a RS |
581 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
582 | if (dpyinfo->bitmaps[i].refcount == 0) | |
583 | return i + 1; | |
203c1d73 | 584 | |
08a90d6a RS |
585 | dpyinfo->bitmaps_size *= 2; |
586 | dpyinfo->bitmaps | |
587 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
588 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
589 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
590 | } |
591 | ||
592 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
593 | ||
594 | void | |
f1c7b5a6 RS |
595 | x_reference_bitmap (f, id) |
596 | FRAME_PTR f; | |
203c1d73 RS |
597 | int id; |
598 | { | |
08a90d6a | 599 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
600 | } |
601 | ||
602 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
603 | ||
604 | int | |
605 | x_create_bitmap_from_data (f, bits, width, height) | |
606 | struct frame *f; | |
607 | char *bits; | |
608 | unsigned int width, height; | |
609 | { | |
08a90d6a | 610 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
611 | Pixmap bitmap; |
612 | int id; | |
613 | ||
b9dc4443 | 614 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
615 | bits, width, height); |
616 | ||
617 | if (! bitmap) | |
618 | return -1; | |
619 | ||
08a90d6a RS |
620 | id = x_allocate_bitmap_record (f); |
621 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
622 | dpyinfo->bitmaps[id - 1].file = NULL; | |
623 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
624 | dpyinfo->bitmaps[id - 1].depth = 1; | |
625 | dpyinfo->bitmaps[id - 1].height = height; | |
626 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
627 | |
628 | return id; | |
629 | } | |
630 | ||
631 | /* Create bitmap from file FILE for frame F. */ | |
632 | ||
633 | int | |
634 | x_create_bitmap_from_file (f, file) | |
635 | struct frame *f; | |
f1c7b5a6 | 636 | Lisp_Object file; |
203c1d73 | 637 | { |
08a90d6a | 638 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
639 | unsigned int width, height; |
640 | Pixmap bitmap; | |
641 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
642 | Lisp_Object found; |
643 | int fd; | |
644 | char *filename; | |
203c1d73 RS |
645 | |
646 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 647 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 648 | { |
08a90d6a RS |
649 | if (dpyinfo->bitmaps[id].refcount |
650 | && dpyinfo->bitmaps[id].file | |
651 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
203c1d73 | 652 | { |
08a90d6a | 653 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
654 | return id + 1; |
655 | } | |
656 | } | |
657 | ||
f1c7b5a6 RS |
658 | /* Search bitmap-file-path for the file, if appropriate. */ |
659 | fd = openp (Vx_bitmap_file_path, file, "", &found, 0); | |
660 | if (fd < 0) | |
661 | return -1; | |
66cb9c07 KH |
662 | /* XReadBitmapFile won't handle magic file names. */ |
663 | if (fd == 0) | |
664 | return -1; | |
68c45bf0 | 665 | emacs_close (fd); |
f1c7b5a6 RS |
666 | |
667 | filename = (char *) XSTRING (found)->data; | |
668 | ||
b9dc4443 | 669 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 670 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
671 | if (result != BitmapSuccess) |
672 | return -1; | |
673 | ||
08a90d6a RS |
674 | id = x_allocate_bitmap_record (f); |
675 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
676 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 677 | dpyinfo->bitmaps[id - 1].file |
fc932ac6 | 678 | = (char *) xmalloc (STRING_BYTES (XSTRING (file)) + 1); |
08a90d6a RS |
679 | dpyinfo->bitmaps[id - 1].depth = 1; |
680 | dpyinfo->bitmaps[id - 1].height = height; | |
681 | dpyinfo->bitmaps[id - 1].width = width; | |
682 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
203c1d73 RS |
683 | |
684 | return id; | |
685 | } | |
686 | ||
687 | /* Remove reference to bitmap with id number ID. */ | |
688 | ||
968b1234 | 689 | void |
f1c7b5a6 RS |
690 | x_destroy_bitmap (f, id) |
691 | FRAME_PTR f; | |
203c1d73 RS |
692 | int id; |
693 | { | |
08a90d6a RS |
694 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
695 | ||
203c1d73 RS |
696 | if (id > 0) |
697 | { | |
08a90d6a RS |
698 | --dpyinfo->bitmaps[id - 1].refcount; |
699 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 700 | { |
ed662bdd | 701 | BLOCK_INPUT; |
08a90d6a RS |
702 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
703 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 704 | { |
333b20bb | 705 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 706 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 707 | } |
ed662bdd | 708 | UNBLOCK_INPUT; |
203c1d73 RS |
709 | } |
710 | } | |
711 | } | |
712 | ||
08a90d6a | 713 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 714 | |
08a90d6a RS |
715 | static void |
716 | x_destroy_all_bitmaps (dpyinfo) | |
717 | struct x_display_info *dpyinfo; | |
203c1d73 | 718 | { |
08a90d6a RS |
719 | int i; |
720 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
721 | if (dpyinfo->bitmaps[i].refcount > 0) | |
722 | { | |
723 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
724 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 725 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
726 | } |
727 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
728 | } |
729 | \f | |
f676886a | 730 | /* Connect the frame-parameter names for X frames |
01f1ba30 JB |
731 | to the ways of passing the parameter values to the window system. |
732 | ||
733 | The name of a parameter, as a Lisp symbol, | |
f676886a | 734 | has an `x-frame-parameter' property which is an integer in Lisp |
9fb026ab | 735 | that is an index in this table. */ |
01f1ba30 | 736 | |
f676886a | 737 | struct x_frame_parm_table |
01f1ba30 JB |
738 | { |
739 | char *name; | |
d62c8769 | 740 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 JB |
741 | }; |
742 | ||
86779fac | 743 | static void x_create_im P_ ((struct frame *)); |
d62c8769 | 744 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
563b67aa | 745 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
746 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
747 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
748 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
749 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
750 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
751 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
752 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
753 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
754 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
755 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
756 | Lisp_Object)); | |
757 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
758 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
759 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
760 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
761 | Lisp_Object)); | |
762 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
763 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
764 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
765 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
766 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
9ea173e8 | 767 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
768 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
769 | Lisp_Object)); | |
770 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
771 | Lisp_Object)); | |
772 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
773 | Lisp_Object, | |
774 | Lisp_Object, | |
775 | char *, char *, | |
776 | int)); | |
d62c8769 | 777 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 | 778 | |
f676886a | 779 | static struct x_frame_parm_table x_frame_parms[] = |
01f1ba30 | 780 | { |
563b67aa GM |
781 | "auto-raise", x_set_autoraise, |
782 | "auto-lower", x_set_autolower, | |
783 | "background-color", x_set_background_color, | |
784 | "border-color", x_set_border_color, | |
785 | "border-width", x_set_border_width, | |
786 | "cursor-color", x_set_cursor_color, | |
787 | "cursor-type", x_set_cursor_type, | |
788 | "font", x_set_font, | |
789 | "foreground-color", x_set_foreground_color, | |
790 | "icon-name", x_set_icon_name, | |
791 | "icon-type", x_set_icon_type, | |
792 | "internal-border-width", x_set_internal_border_width, | |
793 | "menu-bar-lines", x_set_menu_bar_lines, | |
794 | "mouse-color", x_set_mouse_color, | |
795 | "name", x_explicitly_set_name, | |
796 | "scroll-bar-width", x_set_scroll_bar_width, | |
797 | "title", x_set_title, | |
798 | "unsplittable", x_set_unsplittable, | |
799 | "vertical-scroll-bars", x_set_vertical_scroll_bars, | |
800 | "visibility", x_set_visibility, | |
801 | "tool-bar-lines", x_set_tool_bar_lines, | |
802 | "scroll-bar-foreground", x_set_scroll_bar_foreground, | |
803 | "scroll-bar-background", x_set_scroll_bar_background, | |
804 | "screen-gamma", x_set_screen_gamma, | |
805 | "line-spacing", x_set_line_spacing | |
01f1ba30 JB |
806 | }; |
807 | ||
f676886a | 808 | /* Attach the `x-frame-parameter' properties to |
01f1ba30 JB |
809 | the Lisp symbol names of parameters relevant to X. */ |
810 | ||
201d8c78 | 811 | void |
01f1ba30 JB |
812 | init_x_parm_symbols () |
813 | { | |
814 | int i; | |
815 | ||
d043f1a4 | 816 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) |
f676886a | 817 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, |
01f1ba30 JB |
818 | make_number (i)); |
819 | } | |
820 | \f | |
e8cc313b | 821 | /* Change the parameters of frame F as specified by ALIST. |
64362cd4 GM |
822 | If a parameter is not specially recognized, do nothing special; |
823 | otherwise call the `x_set_...' function for that parameter. | |
824 | Except for certain geometry properties, always call store_frame_param | |
825 | to store the new value in the parameter alist. */ | |
d043f1a4 | 826 | |
f9942c9e JB |
827 | void |
828 | x_set_frame_parameters (f, alist) | |
829 | FRAME_PTR f; | |
830 | Lisp_Object alist; | |
831 | { | |
832 | Lisp_Object tail; | |
833 | ||
834 | /* If both of these parameters are present, it's more efficient to | |
835 | set them both at once. So we wait until we've looked at the | |
836 | entire list before we set them. */ | |
e4f79258 | 837 | int width, height; |
f9942c9e JB |
838 | |
839 | /* Same here. */ | |
840 | Lisp_Object left, top; | |
f9942c9e | 841 | |
a59e4f3d RS |
842 | /* Same with these. */ |
843 | Lisp_Object icon_left, icon_top; | |
844 | ||
f5e70acd RS |
845 | /* Record in these vectors all the parms specified. */ |
846 | Lisp_Object *parms; | |
847 | Lisp_Object *values; | |
a797a73d | 848 | int i, p; |
e1d962d7 | 849 | int left_no_change = 0, top_no_change = 0; |
a59e4f3d | 850 | int icon_left_no_change = 0, icon_top_no_change = 0; |
203c1d73 | 851 | |
7589a1d9 RS |
852 | struct gcpro gcpro1, gcpro2; |
853 | ||
f5e70acd RS |
854 | i = 0; |
855 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
856 | i++; | |
857 | ||
858 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
859 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
f9942c9e | 860 | |
f5e70acd RS |
861 | /* Extract parm names and values into those vectors. */ |
862 | ||
863 | i = 0; | |
f9942c9e JB |
864 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) |
865 | { | |
333b20bb | 866 | Lisp_Object elt; |
f9942c9e JB |
867 | |
868 | elt = Fcar (tail); | |
f5e70acd RS |
869 | parms[i] = Fcar (elt); |
870 | values[i] = Fcdr (elt); | |
871 | i++; | |
872 | } | |
7589a1d9 RS |
873 | /* TAIL and ALIST are not used again below here. */ |
874 | alist = tail = Qnil; | |
875 | ||
876 | GCPRO2 (*parms, *values); | |
877 | gcpro1.nvars = i; | |
878 | gcpro2.nvars = i; | |
f5e70acd | 879 | |
7589a1d9 RS |
880 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, |
881 | because their values appear in VALUES and strings are not valid. */ | |
e4f79258 | 882 | top = left = Qunbound; |
a59e4f3d | 883 | icon_left = icon_top = Qunbound; |
f9942c9e | 884 | |
e4f79258 RS |
885 | /* Provide default values for HEIGHT and WIDTH. */ |
886 | if (FRAME_NEW_WIDTH (f)) | |
887 | width = FRAME_NEW_WIDTH (f); | |
888 | else | |
889 | width = FRAME_WIDTH (f); | |
890 | ||
891 | if (FRAME_NEW_HEIGHT (f)) | |
892 | height = FRAME_NEW_HEIGHT (f); | |
893 | else | |
894 | height = FRAME_HEIGHT (f); | |
895 | ||
a797a73d GV |
896 | /* Process foreground_color and background_color before anything else. |
897 | They are independent of other properties, but other properties (e.g., | |
898 | cursor_color) are dependent upon them. */ | |
899 | for (p = 0; p < i; p++) | |
900 | { | |
901 | Lisp_Object prop, val; | |
902 | ||
903 | prop = parms[p]; | |
904 | val = values[p]; | |
905 | if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) | |
906 | { | |
907 | register Lisp_Object param_index, old_value; | |
908 | ||
909 | param_index = Fget (prop, Qx_frame_parameter); | |
910 | old_value = get_frame_param (f, prop); | |
911 | store_frame_param (f, prop, val); | |
912 | if (NATNUMP (param_index) | |
913 | && (XFASTINT (param_index) | |
914 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
915 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
916 | } | |
917 | } | |
918 | ||
f5e70acd RS |
919 | /* Now process them in reverse of specified order. */ |
920 | for (i--; i >= 0; i--) | |
921 | { | |
922 | Lisp_Object prop, val; | |
923 | ||
924 | prop = parms[i]; | |
925 | val = values[i]; | |
926 | ||
e4f79258 RS |
927 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
928 | width = XFASTINT (val); | |
929 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
930 | height = XFASTINT (val); | |
f5e70acd | 931 | else if (EQ (prop, Qtop)) |
f9942c9e | 932 | top = val; |
f5e70acd | 933 | else if (EQ (prop, Qleft)) |
f9942c9e | 934 | left = val; |
a59e4f3d RS |
935 | else if (EQ (prop, Qicon_top)) |
936 | icon_top = val; | |
937 | else if (EQ (prop, Qicon_left)) | |
938 | icon_left = val; | |
a797a73d GV |
939 | else if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) |
940 | /* Processed above. */ | |
941 | continue; | |
f9942c9e JB |
942 | else |
943 | { | |
98381190 | 944 | register Lisp_Object param_index, old_value; |
ea96210c | 945 | |
98381190 KH |
946 | param_index = Fget (prop, Qx_frame_parameter); |
947 | old_value = get_frame_param (f, prop); | |
f9942c9e | 948 | store_frame_param (f, prop, val); |
40c03e12 KH |
949 | if (NATNUMP (param_index) |
950 | && (XFASTINT (param_index) | |
ea96210c JB |
951 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) |
952 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
f9942c9e JB |
953 | } |
954 | } | |
955 | ||
11378c41 RS |
956 | /* Don't die if just one of these was set. */ |
957 | if (EQ (left, Qunbound)) | |
e1d962d7 RS |
958 | { |
959 | left_no_change = 1; | |
7556890b RS |
960 | if (f->output_data.x->left_pos < 0) |
961 | left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil)); | |
e1d962d7 | 962 | else |
7556890b | 963 | XSETINT (left, f->output_data.x->left_pos); |
e1d962d7 | 964 | } |
11378c41 | 965 | if (EQ (top, Qunbound)) |
e1d962d7 RS |
966 | { |
967 | top_no_change = 1; | |
7556890b RS |
968 | if (f->output_data.x->top_pos < 0) |
969 | top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil)); | |
e1d962d7 | 970 | else |
7556890b | 971 | XSETINT (top, f->output_data.x->top_pos); |
e1d962d7 | 972 | } |
11378c41 | 973 | |
a59e4f3d RS |
974 | /* If one of the icon positions was not set, preserve or default it. */ |
975 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
976 | { | |
977 | icon_left_no_change = 1; | |
978 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
979 | if (NILP (icon_left)) | |
980 | XSETINT (icon_left, 0); | |
981 | } | |
982 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
983 | { | |
984 | icon_top_no_change = 1; | |
985 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
986 | if (NILP (icon_top)) | |
987 | XSETINT (icon_top, 0); | |
988 | } | |
989 | ||
499ea23b | 990 | /* Don't set these parameters unless they've been explicitly |
d387c960 JB |
991 | specified. The window might be mapped or resized while we're in |
992 | this function, and we don't want to override that unless the lisp | |
993 | code has asked for it. | |
994 | ||
995 | Don't set these parameters unless they actually differ from the | |
996 | window's current parameters; the window may not actually exist | |
997 | yet. */ | |
f9942c9e JB |
998 | { |
999 | Lisp_Object frame; | |
1000 | ||
1f11a5ca RS |
1001 | check_frame_size (f, &height, &width); |
1002 | ||
191ed777 | 1003 | XSETFRAME (frame, f); |
11378c41 | 1004 | |
e4f79258 RS |
1005 | if (width != FRAME_WIDTH (f) |
1006 | || height != FRAME_HEIGHT (f) | |
d6f80ae9 | 1007 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) |
e4f79258 | 1008 | Fset_frame_size (frame, make_number (width), make_number (height)); |
f10f0b79 RS |
1009 | |
1010 | if ((!NILP (left) || !NILP (top)) | |
e1d962d7 | 1011 | && ! (left_no_change && top_no_change) |
7556890b RS |
1012 | && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos |
1013 | && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos)) | |
f10f0b79 | 1014 | { |
e1d962d7 RS |
1015 | int leftpos = 0; |
1016 | int toppos = 0; | |
f10f0b79 RS |
1017 | |
1018 | /* Record the signs. */ | |
7556890b | 1019 | f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative); |
e1d962d7 | 1020 | if (EQ (left, Qminus)) |
7556890b | 1021 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 RS |
1022 | else if (INTEGERP (left)) |
1023 | { | |
1024 | leftpos = XINT (left); | |
1025 | if (leftpos < 0) | |
7556890b | 1026 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1027 | } |
8e713be6 KR |
1028 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1029 | && CONSP (XCDR (left)) | |
1030 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1031 | { |
8e713be6 | 1032 | leftpos = - XINT (XCAR (XCDR (left))); |
7556890b | 1033 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1034 | } |
8e713be6 KR |
1035 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1036 | && CONSP (XCDR (left)) | |
1037 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1038 | { |
8e713be6 | 1039 | leftpos = XINT (XCAR (XCDR (left))); |
e1d962d7 RS |
1040 | } |
1041 | ||
1042 | if (EQ (top, Qminus)) | |
7556890b | 1043 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 RS |
1044 | else if (INTEGERP (top)) |
1045 | { | |
1046 | toppos = XINT (top); | |
1047 | if (toppos < 0) | |
7556890b | 1048 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1049 | } |
8e713be6 KR |
1050 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1051 | && CONSP (XCDR (top)) | |
1052 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1053 | { |
8e713be6 | 1054 | toppos = - XINT (XCAR (XCDR (top))); |
7556890b | 1055 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1056 | } |
8e713be6 KR |
1057 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1058 | && CONSP (XCDR (top)) | |
1059 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1060 | { |
8e713be6 | 1061 | toppos = XINT (XCAR (XCDR (top))); |
e1d962d7 RS |
1062 | } |
1063 | ||
1064 | ||
1065 | /* Store the numeric value of the position. */ | |
7556890b RS |
1066 | f->output_data.x->top_pos = toppos; |
1067 | f->output_data.x->left_pos = leftpos; | |
e1d962d7 | 1068 | |
7556890b | 1069 | f->output_data.x->win_gravity = NorthWestGravity; |
f10f0b79 RS |
1070 | |
1071 | /* Actually set that position, and convert to absolute. */ | |
f0e72e79 | 1072 | x_set_offset (f, leftpos, toppos, -1); |
f10f0b79 | 1073 | } |
a59e4f3d RS |
1074 | |
1075 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1076 | && ! (icon_left_no_change && icon_top_no_change)) | |
1077 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
f9942c9e | 1078 | } |
7589a1d9 RS |
1079 | |
1080 | UNGCPRO; | |
f9942c9e | 1081 | } |
01f1ba30 | 1082 | |
08a90d6a | 1083 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
1084 | These are the positions of the containing window manager window, |
1085 | not Emacs's own window. */ | |
1086 | ||
1087 | void | |
1088 | x_real_positions (f, xptr, yptr) | |
1089 | FRAME_PTR f; | |
1090 | int *xptr, *yptr; | |
1091 | { | |
08a90d6a | 1092 | int win_x, win_y; |
e9445337 RS |
1093 | Window child; |
1094 | ||
043835a3 RS |
1095 | /* This is pretty gross, but seems to be the easiest way out of |
1096 | the problem that arises when restarting window-managers. */ | |
1097 | ||
1098 | #ifdef USE_X_TOOLKIT | |
333b20bb GM |
1099 | Window outer = (f->output_data.x->widget |
1100 | ? XtWindow (f->output_data.x->widget) | |
1101 | : FRAME_X_WINDOW (f)); | |
043835a3 | 1102 | #else |
7556890b | 1103 | Window outer = f->output_data.x->window_desc; |
043835a3 RS |
1104 | #endif |
1105 | Window tmp_root_window; | |
1106 | Window *tmp_children; | |
4848ef23 | 1107 | unsigned int tmp_nchildren; |
043835a3 | 1108 | |
08a90d6a | 1109 | while (1) |
e9445337 | 1110 | { |
1dc6cfa6 | 1111 | int count = x_catch_errors (FRAME_X_DISPLAY (f)); |
8a07bba0 | 1112 | Window outer_window; |
ca7bac79 | 1113 | |
08a90d6a | 1114 | XQueryTree (FRAME_X_DISPLAY (f), outer, &tmp_root_window, |
7556890b | 1115 | &f->output_data.x->parent_desc, |
08a90d6a | 1116 | &tmp_children, &tmp_nchildren); |
72dc3bc7 | 1117 | XFree ((char *) tmp_children); |
08a90d6a RS |
1118 | |
1119 | win_x = win_y = 0; | |
1120 | ||
1121 | /* Find the position of the outside upper-left corner of | |
1122 | the inner window, with respect to the outer window. */ | |
7556890b | 1123 | if (f->output_data.x->parent_desc != FRAME_X_DISPLAY_INFO (f)->root_window) |
8a07bba0 RS |
1124 | outer_window = f->output_data.x->parent_desc; |
1125 | else | |
1126 | outer_window = outer; | |
08a90d6a | 1127 | |
8a07bba0 | 1128 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 1129 | |
8a07bba0 RS |
1130 | /* From-window, to-window. */ |
1131 | outer_window, | |
1132 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
e9445337 | 1133 | |
8a07bba0 RS |
1134 | /* From-position, to-position. */ |
1135 | 0, 0, &win_x, &win_y, | |
08a90d6a | 1136 | |
8a07bba0 RS |
1137 | /* Child of win. */ |
1138 | &child); | |
e9445337 | 1139 | |
08a90d6a RS |
1140 | /* It is possible for the window returned by the XQueryNotify |
1141 | to become invalid by the time we call XTranslateCoordinates. | |
1142 | That can happen when you restart some window managers. | |
1143 | If so, we get an error in XTranslateCoordinates. | |
1144 | Detect that and try the whole thing over. */ | |
c4ec904f | 1145 | if (! x_had_errors_p (FRAME_X_DISPLAY (f))) |
845e9d85 | 1146 | { |
1dc6cfa6 | 1147 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
845e9d85 RS |
1148 | break; |
1149 | } | |
ca7bac79 | 1150 | |
1dc6cfa6 | 1151 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
e9445337 | 1152 | } |
08a90d6a | 1153 | |
333b20bb GM |
1154 | *xptr = win_x; |
1155 | *yptr = win_y; | |
e9445337 RS |
1156 | } |
1157 | ||
f676886a | 1158 | /* Insert a description of internally-recorded parameters of frame X |
01f1ba30 JB |
1159 | into the parameter alist *ALISTPTR that is to be given to the user. |
1160 | Only parameters that are specific to the X window system | |
f676886a | 1161 | and whose values are not correctly recorded in the frame's |
01f1ba30 JB |
1162 | param_alist need to be considered here. */ |
1163 | ||
968b1234 | 1164 | void |
f676886a JB |
1165 | x_report_frame_params (f, alistptr) |
1166 | struct frame *f; | |
01f1ba30 JB |
1167 | Lisp_Object *alistptr; |
1168 | { | |
1169 | char buf[16]; | |
9b002b8d KH |
1170 | Lisp_Object tem; |
1171 | ||
1172 | /* Represent negative positions (off the top or left screen edge) | |
1173 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
7556890b RS |
1174 | XSETINT (tem, f->output_data.x->left_pos); |
1175 | if (f->output_data.x->left_pos >= 0) | |
9b002b8d KH |
1176 | store_in_alist (alistptr, Qleft, tem); |
1177 | else | |
1178 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1179 | ||
7556890b RS |
1180 | XSETINT (tem, f->output_data.x->top_pos); |
1181 | if (f->output_data.x->top_pos >= 0) | |
9b002b8d KH |
1182 | store_in_alist (alistptr, Qtop, tem); |
1183 | else | |
1184 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
01f1ba30 | 1185 | |
f9942c9e | 1186 | store_in_alist (alistptr, Qborder_width, |
7556890b | 1187 | make_number (f->output_data.x->border_width)); |
f9942c9e | 1188 | store_in_alist (alistptr, Qinternal_border_width, |
7556890b | 1189 | make_number (f->output_data.x->internal_border_width)); |
7c118b57 | 1190 | sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f)); |
f9942c9e | 1191 | store_in_alist (alistptr, Qwindow_id, |
01f1ba30 | 1192 | build_string (buf)); |
333b20bb GM |
1193 | #ifdef USE_X_TOOLKIT |
1194 | /* Tooltip frame may not have this widget. */ | |
1195 | if (f->output_data.x->widget) | |
1196 | #endif | |
1197 | sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f)); | |
2cbebefb RS |
1198 | store_in_alist (alistptr, Qouter_window_id, |
1199 | build_string (buf)); | |
f468da95 | 1200 | store_in_alist (alistptr, Qicon_name, f->icon_name); |
a8ccd803 | 1201 | FRAME_SAMPLE_VISIBILITY (f); |
d043f1a4 RS |
1202 | store_in_alist (alistptr, Qvisibility, |
1203 | (FRAME_VISIBLE_P (f) ? Qt | |
1204 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
34ae77b5 | 1205 | store_in_alist (alistptr, Qdisplay, |
8e713be6 | 1206 | XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element)); |
e4f79258 | 1207 | |
8c239ac3 RS |
1208 | if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window) |
1209 | tem = Qnil; | |
1210 | else | |
1211 | XSETFASTINT (tem, f->output_data.x->parent_desc); | |
1212 | store_in_alist (alistptr, Qparent_id, tem); | |
01f1ba30 JB |
1213 | } |
1214 | \f | |
82978295 | 1215 | |
d62c8769 GM |
1216 | |
1217 | /* Gamma-correct COLOR on frame F. */ | |
1218 | ||
1219 | void | |
1220 | gamma_correct (f, color) | |
1221 | struct frame *f; | |
1222 | XColor *color; | |
1223 | { | |
1224 | if (f->gamma) | |
1225 | { | |
1226 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1227 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1228 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1229 | } | |
1230 | } | |
1231 | ||
1232 | ||
7b746c38 GM |
1233 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
1234 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
1235 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
1236 | no color could be allocated. */ | |
e12d55b2 | 1237 | |
01f1ba30 | 1238 | int |
7b746c38 GM |
1239 | x_defined_color (f, color_name, color, alloc_p) |
1240 | struct frame *f; | |
1241 | char *color_name; | |
1242 | XColor *color; | |
1243 | int alloc_p; | |
01f1ba30 | 1244 | { |
7b746c38 GM |
1245 | int success_p; |
1246 | Display *dpy = FRAME_X_DISPLAY (f); | |
1247 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
1248 | |
1249 | BLOCK_INPUT; | |
7b746c38 GM |
1250 | success_p = XParseColor (dpy, cmap, color_name, color); |
1251 | if (success_p && alloc_p) | |
1252 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
1253 | UNBLOCK_INPUT; |
1254 | ||
7b746c38 | 1255 | return success_p; |
01f1ba30 JB |
1256 | } |
1257 | ||
9b2956e2 GM |
1258 | |
1259 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1260 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1261 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1262 | |
1263 | int | |
9b2956e2 | 1264 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1265 | FRAME_PTR f; |
9b2956e2 GM |
1266 | Lisp_Object color_name; |
1267 | int mono_color; | |
01f1ba30 | 1268 | { |
b9dc4443 | 1269 | XColor cdef; |
01f1ba30 | 1270 | |
9b2956e2 | 1271 | CHECK_STRING (color_name, 0); |
01f1ba30 | 1272 | |
9b2956e2 GM |
1273 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1274 | colormap, it makes freeing difficult, and it's probably not | |
1275 | an important optimization. */ | |
1276 | if (strcmp (XSTRING (color_name)->data, "black") == 0) | |
b9dc4443 | 1277 | return BLACK_PIX_DEFAULT (f); |
9b2956e2 | 1278 | else if (strcmp (XSTRING (color_name)->data, "white") == 0) |
b9dc4443 | 1279 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1280 | #endif |
01f1ba30 | 1281 | |
9b2956e2 | 1282 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1283 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1284 | return mono_color; |
01f1ba30 | 1285 | |
2d764c78 | 1286 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1287 | by looking for a near-miss. */ |
9b2956e2 | 1288 | if (x_defined_color (f, XSTRING (color_name)->data, &cdef, 1)) |
95626e11 RS |
1289 | return cdef.pixel; |
1290 | ||
79873d50 | 1291 | Fsignal (Qerror, Fcons (build_string ("undefined color"), |
9b2956e2 | 1292 | Fcons (color_name, Qnil))); |
01f1ba30 | 1293 | } |
9b2956e2 GM |
1294 | |
1295 | ||
01f1ba30 | 1296 | \f |
563b67aa GM |
1297 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1298 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1299 | ||
1300 | static void | |
1301 | x_set_line_spacing (f, new_value, old_value) | |
1302 | struct frame *f; | |
1303 | Lisp_Object new_value, old_value; | |
1304 | { | |
1305 | if (NILP (new_value)) | |
1306 | f->extra_line_spacing = 0; | |
1307 | else if (NATNUMP (new_value)) | |
1308 | f->extra_line_spacing = XFASTINT (new_value); | |
1309 | else | |
1310 | Fsignal (Qerror, Fcons (build_string ("Illegal line-spacing"), | |
1311 | Fcons (new_value, Qnil))); | |
1312 | if (FRAME_VISIBLE_P (f)) | |
1313 | redraw_frame (f); | |
1314 | } | |
1315 | ||
1316 | ||
d62c8769 GM |
1317 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
1318 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1319 | ||
1320 | static void | |
1321 | x_set_screen_gamma (f, new_value, old_value) | |
1322 | struct frame *f; | |
1323 | Lisp_Object new_value, old_value; | |
1324 | { | |
1325 | if (NILP (new_value)) | |
1326 | f->gamma = 0; | |
1327 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1328 | /* The value 0.4545 is the normal viewing gamma. */ | |
1329 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1330 | else | |
1331 | Fsignal (Qerror, Fcons (build_string ("Illegal screen-gamma"), | |
1332 | Fcons (new_value, Qnil))); | |
1333 | ||
1334 | clear_face_cache (0); | |
1335 | } | |
1336 | ||
1337 | ||
f676886a | 1338 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1339 | to set individual parameters. |
1340 | ||
fe24a618 | 1341 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1342 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1343 | In that case, just record the parameter's new value |
1344 | in the standard place; do not attempt to change the window. */ | |
1345 | ||
1346 | void | |
f676886a JB |
1347 | x_set_foreground_color (f, arg, oldval) |
1348 | struct frame *f; | |
01f1ba30 JB |
1349 | Lisp_Object arg, oldval; |
1350 | { | |
a76206dc | 1351 | unsigned long pixel |
b9dc4443 | 1352 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
a76206dc | 1353 | |
51a1d2d8 | 1354 | unload_color (f, f->output_data.x->foreground_pixel); |
a76206dc RS |
1355 | f->output_data.x->foreground_pixel = pixel; |
1356 | ||
fe24a618 | 1357 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1358 | { |
01f1ba30 | 1359 | BLOCK_INPUT; |
7556890b RS |
1360 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1361 | f->output_data.x->foreground_pixel); | |
1362 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1363 | f->output_data.x->foreground_pixel); | |
01f1ba30 | 1364 | UNBLOCK_INPUT; |
05c8abbe | 1365 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
179956b9 | 1366 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1367 | redraw_frame (f); |
01f1ba30 JB |
1368 | } |
1369 | } | |
1370 | ||
1371 | void | |
f676886a JB |
1372 | x_set_background_color (f, arg, oldval) |
1373 | struct frame *f; | |
01f1ba30 JB |
1374 | Lisp_Object arg, oldval; |
1375 | { | |
a76206dc | 1376 | unsigned long pixel |
b9dc4443 | 1377 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
01f1ba30 | 1378 | |
51a1d2d8 | 1379 | unload_color (f, f->output_data.x->background_pixel); |
a76206dc RS |
1380 | f->output_data.x->background_pixel = pixel; |
1381 | ||
fe24a618 | 1382 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1383 | { |
1384 | BLOCK_INPUT; | |
b9dc4443 | 1385 | /* The main frame area. */ |
7556890b RS |
1386 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1387 | f->output_data.x->background_pixel); | |
1388 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1389 | f->output_data.x->background_pixel); | |
1390 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
1391 | f->output_data.x->background_pixel); | |
b9dc4443 | 1392 | XSetWindowBackground (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 1393 | f->output_data.x->background_pixel); |
d8acee5f KH |
1394 | { |
1395 | Lisp_Object bar; | |
1396 | for (bar = FRAME_SCROLL_BARS (f); !NILP (bar); | |
1397 | bar = XSCROLL_BAR (bar)->next) | |
b9dc4443 | 1398 | XSetWindowBackground (FRAME_X_DISPLAY (f), |
d8acee5f | 1399 | SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)), |
7556890b | 1400 | f->output_data.x->background_pixel); |
d8acee5f | 1401 | } |
01f1ba30 JB |
1402 | UNBLOCK_INPUT; |
1403 | ||
05c8abbe | 1404 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1405 | |
179956b9 | 1406 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1407 | redraw_frame (f); |
01f1ba30 JB |
1408 | } |
1409 | } | |
1410 | ||
1411 | void | |
f676886a JB |
1412 | x_set_mouse_color (f, arg, oldval) |
1413 | struct frame *f; | |
01f1ba30 JB |
1414 | Lisp_Object arg, oldval; |
1415 | { | |
95f80c78 | 1416 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
333b20bb | 1417 | Cursor busy_cursor; |
1dc6cfa6 | 1418 | int count; |
51a1d2d8 KH |
1419 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1420 | unsigned long mask_color = f->output_data.x->background_pixel; | |
a76206dc | 1421 | |
51a1d2d8 | 1422 | /* Don't let pointers be invisible. */ |
a76206dc RS |
1423 | if (mask_color == pixel |
1424 | && mask_color == f->output_data.x->background_pixel) | |
1425 | pixel = f->output_data.x->foreground_pixel; | |
1426 | ||
51a1d2d8 | 1427 | unload_color (f, f->output_data.x->mouse_pixel); |
a76206dc | 1428 | f->output_data.x->mouse_pixel = pixel; |
01f1ba30 JB |
1429 | |
1430 | BLOCK_INPUT; | |
fe24a618 | 1431 | |
eb8c3be9 | 1432 | /* It's not okay to crash if the user selects a screwy cursor. */ |
1dc6cfa6 | 1433 | count = x_catch_errors (FRAME_X_DISPLAY (f)); |
fe24a618 | 1434 | |
01f1ba30 JB |
1435 | if (!EQ (Qnil, Vx_pointer_shape)) |
1436 | { | |
1437 | CHECK_NUMBER (Vx_pointer_shape, 0); | |
b9dc4443 | 1438 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1439 | } |
1440 | else | |
b9dc4443 | 1441 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1442 | x_check_errors (FRAME_X_DISPLAY (f), "bad text pointer cursor: %s"); |
01f1ba30 JB |
1443 | |
1444 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
1445 | { | |
1446 | CHECK_NUMBER (Vx_nontext_pointer_shape, 0); | |
b9dc4443 | 1447 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
01f1ba30 JB |
1448 | XINT (Vx_nontext_pointer_shape)); |
1449 | } | |
1450 | else | |
b9dc4443 | 1451 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_left_ptr); |
c4ec904f | 1452 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); |
01f1ba30 | 1453 | |
333b20bb GM |
1454 | if (!EQ (Qnil, Vx_busy_pointer_shape)) |
1455 | { | |
1456 | CHECK_NUMBER (Vx_busy_pointer_shape, 0); | |
1457 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
1458 | XINT (Vx_busy_pointer_shape)); | |
1459 | } | |
1460 | else | |
1461 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_watch); | |
1462 | x_check_errors (FRAME_X_DISPLAY (f), "bad busy pointer cursor: %s"); | |
1463 | ||
1464 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
01f1ba30 JB |
1465 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
1466 | { | |
1467 | CHECK_NUMBER (Vx_mode_pointer_shape, 0); | |
b9dc4443 RS |
1468 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
1469 | XINT (Vx_mode_pointer_shape)); | |
01f1ba30 JB |
1470 | } |
1471 | else | |
b9dc4443 | 1472 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1473 | x_check_errors (FRAME_X_DISPLAY (f), "bad modeline pointer cursor: %s"); |
95f80c78 | 1474 | |
ca0ecbf5 | 1475 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1476 | { |
ca0ecbf5 RS |
1477 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape, 0); |
1478 | cross_cursor | |
b9dc4443 | 1479 | = XCreateFontCursor (FRAME_X_DISPLAY (f), |
ca0ecbf5 | 1480 | XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1481 | } |
1482 | else | |
b9dc4443 | 1483 | cross_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_crosshair); |
01f1ba30 | 1484 | |
fe24a618 | 1485 | /* Check and report errors with the above calls. */ |
c4ec904f | 1486 | x_check_errors (FRAME_X_DISPLAY (f), "can't set cursor shape: %s"); |
1dc6cfa6 | 1487 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
fe24a618 | 1488 | |
01f1ba30 JB |
1489 | { |
1490 | XColor fore_color, back_color; | |
1491 | ||
7556890b | 1492 | fore_color.pixel = f->output_data.x->mouse_pixel; |
01f1ba30 | 1493 | back_color.pixel = mask_color; |
9b2956e2 | 1494 | XQueryColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), |
01f1ba30 | 1495 | &fore_color); |
9b2956e2 | 1496 | XQueryColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), |
01f1ba30 | 1497 | &back_color); |
b9dc4443 | 1498 | XRecolorCursor (FRAME_X_DISPLAY (f), cursor, |
01f1ba30 | 1499 | &fore_color, &back_color); |
b9dc4443 | 1500 | XRecolorCursor (FRAME_X_DISPLAY (f), nontext_cursor, |
01f1ba30 | 1501 | &fore_color, &back_color); |
b9dc4443 | 1502 | XRecolorCursor (FRAME_X_DISPLAY (f), mode_cursor, |
01f1ba30 | 1503 | &fore_color, &back_color); |
b9dc4443 | 1504 | XRecolorCursor (FRAME_X_DISPLAY (f), cross_cursor, |
95f80c78 | 1505 | &fore_color, &back_color); |
333b20bb GM |
1506 | XRecolorCursor (FRAME_X_DISPLAY (f), busy_cursor, |
1507 | &fore_color, &back_color); | |
01f1ba30 | 1508 | } |
01f1ba30 | 1509 | |
fe24a618 | 1510 | if (FRAME_X_WINDOW (f) != 0) |
333b20bb | 1511 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), cursor); |
01f1ba30 | 1512 | |
7556890b RS |
1513 | if (cursor != f->output_data.x->text_cursor && f->output_data.x->text_cursor != 0) |
1514 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->text_cursor); | |
1515 | f->output_data.x->text_cursor = cursor; | |
3457bc6e | 1516 | |
7556890b RS |
1517 | if (nontext_cursor != f->output_data.x->nontext_cursor |
1518 | && f->output_data.x->nontext_cursor != 0) | |
1519 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->nontext_cursor); | |
1520 | f->output_data.x->nontext_cursor = nontext_cursor; | |
f676886a | 1521 | |
333b20bb GM |
1522 | if (busy_cursor != f->output_data.x->busy_cursor |
1523 | && f->output_data.x->busy_cursor != 0) | |
1524 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->busy_cursor); | |
1525 | f->output_data.x->busy_cursor = busy_cursor; | |
1526 | ||
7556890b RS |
1527 | if (mode_cursor != f->output_data.x->modeline_cursor |
1528 | && f->output_data.x->modeline_cursor != 0) | |
1529 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->modeline_cursor); | |
1530 | f->output_data.x->modeline_cursor = mode_cursor; | |
333b20bb | 1531 | |
7556890b RS |
1532 | if (cross_cursor != f->output_data.x->cross_cursor |
1533 | && f->output_data.x->cross_cursor != 0) | |
1534 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->cross_cursor); | |
1535 | f->output_data.x->cross_cursor = cross_cursor; | |
01f1ba30 | 1536 | |
b9dc4443 | 1537 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 | 1538 | UNBLOCK_INPUT; |
05c8abbe GM |
1539 | |
1540 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1541 | } |
1542 | ||
1543 | void | |
f676886a JB |
1544 | x_set_cursor_color (f, arg, oldval) |
1545 | struct frame *f; | |
01f1ba30 JB |
1546 | Lisp_Object arg, oldval; |
1547 | { | |
a76206dc | 1548 | unsigned long fore_pixel, pixel; |
10168ebb | 1549 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
01f1ba30 | 1550 | |
10168ebb GM |
1551 | if (!NILP (Vx_cursor_fore_pixel)) |
1552 | { | |
1553 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1554 | WHITE_PIX_DEFAULT (f)); | |
1555 | fore_pixel_allocated_p = 1; | |
1556 | } | |
01f1ba30 | 1557 | else |
7556890b | 1558 | fore_pixel = f->output_data.x->background_pixel; |
10168ebb | 1559 | |
a76206dc | 1560 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1561 | pixel_allocated_p = 1; |
a76206dc | 1562 | |
f9942c9e | 1563 | /* Make sure that the cursor color differs from the background color. */ |
a76206dc | 1564 | if (pixel == f->output_data.x->background_pixel) |
01f1ba30 | 1565 | { |
10168ebb GM |
1566 | if (pixel_allocated_p) |
1567 | { | |
1568 | x_free_colors (f, &pixel, 1); | |
1569 | pixel_allocated_p = 0; | |
1570 | } | |
1571 | ||
a76206dc RS |
1572 | pixel = f->output_data.x->mouse_pixel; |
1573 | if (pixel == fore_pixel) | |
10168ebb GM |
1574 | { |
1575 | if (fore_pixel_allocated_p) | |
1576 | { | |
1577 | x_free_colors (f, &fore_pixel, 1); | |
1578 | fore_pixel_allocated_p = 0; | |
1579 | } | |
1580 | fore_pixel = f->output_data.x->background_pixel; | |
1581 | } | |
01f1ba30 | 1582 | } |
a76206dc | 1583 | |
51a1d2d8 | 1584 | unload_color (f, f->output_data.x->cursor_foreground_pixel); |
10168ebb GM |
1585 | if (!fore_pixel_allocated_p) |
1586 | fore_pixel = x_copy_color (f, fore_pixel); | |
7556890b | 1587 | f->output_data.x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1588 | |
51a1d2d8 | 1589 | unload_color (f, f->output_data.x->cursor_pixel); |
10168ebb GM |
1590 | if (!pixel_allocated_p) |
1591 | pixel = x_copy_color (f, pixel); | |
a76206dc RS |
1592 | f->output_data.x->cursor_pixel = pixel; |
1593 | ||
fe24a618 | 1594 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1595 | { |
01f1ba30 | 1596 | BLOCK_INPUT; |
7556890b RS |
1597 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, |
1598 | f->output_data.x->cursor_pixel); | |
1599 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
01f1ba30 JB |
1600 | fore_pixel); |
1601 | UNBLOCK_INPUT; | |
01f1ba30 | 1602 | |
179956b9 | 1603 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1604 | { |
cedadcfa RS |
1605 | x_update_cursor (f, 0); |
1606 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1607 | } |
1608 | } | |
05c8abbe GM |
1609 | |
1610 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1611 | } |
943b580d | 1612 | \f |
f676886a | 1613 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1614 | ARG can be a string naming a color. |
1615 | The border-color is used for the border that is drawn by the X server. | |
1616 | Note that this does not fully take effect if done before | |
f676886a | 1617 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1618 | |
1619 | Note: this is done in two routines because of the way X10 works. | |
1620 | ||
1621 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1622 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1623 | |
1624 | void | |
f676886a JB |
1625 | x_set_border_color (f, arg, oldval) |
1626 | struct frame *f; | |
01f1ba30 JB |
1627 | Lisp_Object arg, oldval; |
1628 | { | |
01f1ba30 JB |
1629 | int pix; |
1630 | ||
1631 | CHECK_STRING (arg, 0); | |
b9dc4443 | 1632 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1633 | x_set_border_pixel (f, pix); |
05c8abbe | 1634 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1635 | } |
1636 | ||
f676886a | 1637 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1638 | Note that this does not fully take effect if done before |
f676886a | 1639 | F has an x-window. */ |
01f1ba30 | 1640 | |
968b1234 | 1641 | void |
f676886a JB |
1642 | x_set_border_pixel (f, pix) |
1643 | struct frame *f; | |
01f1ba30 JB |
1644 | int pix; |
1645 | { | |
a76206dc | 1646 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1647 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1648 | |
7556890b | 1649 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1650 | { |
01f1ba30 | 1651 | BLOCK_INPUT; |
b9dc4443 | 1652 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1653 | (unsigned long)pix); |
01f1ba30 JB |
1654 | UNBLOCK_INPUT; |
1655 | ||
179956b9 | 1656 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1657 | redraw_frame (f); |
01f1ba30 JB |
1658 | } |
1659 | } | |
1660 | ||
0d1469d6 GM |
1661 | |
1662 | /* Value is the internal representation of the specified cursor type | |
1663 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
1664 | of the bar cursor. */ | |
1665 | ||
1666 | enum text_cursor_kinds | |
1667 | x_specified_cursor_type (arg, width) | |
1668 | Lisp_Object arg; | |
1669 | int *width; | |
dbc4e1c1 | 1670 | { |
0d1469d6 GM |
1671 | enum text_cursor_kinds type; |
1672 | ||
dbc4e1c1 | 1673 | if (EQ (arg, Qbar)) |
c3211206 | 1674 | { |
0d1469d6 GM |
1675 | type = BAR_CURSOR; |
1676 | *width = 2; | |
c3211206 | 1677 | } |
08ac8554 GM |
1678 | else if (CONSP (arg) |
1679 | && EQ (XCAR (arg), Qbar) | |
1680 | && INTEGERP (XCDR (arg)) | |
1681 | && XINT (XCDR (arg)) >= 0) | |
c3211206 | 1682 | { |
0d1469d6 GM |
1683 | type = BAR_CURSOR; |
1684 | *width = XINT (XCDR (arg)); | |
c3211206 | 1685 | } |
08ac8554 | 1686 | else if (NILP (arg)) |
0d1469d6 | 1687 | type = NO_CURSOR; |
dbc4e1c1 | 1688 | else |
c3211206 RS |
1689 | /* Treat anything unknown as "box cursor". |
1690 | It was bad to signal an error; people have trouble fixing | |
1691 | .Xdefaults with Emacs, when it has something bad in it. */ | |
0d1469d6 GM |
1692 | type = FILLED_BOX_CURSOR; |
1693 | ||
1694 | return type; | |
1695 | } | |
1696 | ||
1697 | void | |
1698 | x_set_cursor_type (f, arg, oldval) | |
1699 | FRAME_PTR f; | |
1700 | Lisp_Object arg, oldval; | |
1701 | { | |
1702 | int width; | |
1703 | ||
1704 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
1705 | f->output_data.x->cursor_width = width; | |
dbc4e1c1 JB |
1706 | |
1707 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
1708 | often do people change cursor types? */ | |
1709 | update_mode_lines++; | |
1710 | } | |
943b580d | 1711 | \f |
01f1ba30 | 1712 | void |
f676886a JB |
1713 | x_set_icon_type (f, arg, oldval) |
1714 | struct frame *f; | |
01f1ba30 JB |
1715 | Lisp_Object arg, oldval; |
1716 | { | |
01f1ba30 JB |
1717 | int result; |
1718 | ||
203c1d73 RS |
1719 | if (STRINGP (arg)) |
1720 | { | |
1721 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1722 | return; | |
1723 | } | |
1724 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1725 | return; |
1726 | ||
1727 | BLOCK_INPUT; | |
265a9e55 | 1728 | if (NILP (arg)) |
80534dd6 | 1729 | result = x_text_icon (f, |
f468da95 RS |
1730 | (char *) XSTRING ((!NILP (f->icon_name) |
1731 | ? f->icon_name | |
80534dd6 | 1732 | : f->name))->data); |
f1c7b5a6 RS |
1733 | else |
1734 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1735 | |
1736 | if (result) | |
1737 | { | |
01f1ba30 | 1738 | UNBLOCK_INPUT; |
0fb53770 | 1739 | error ("No icon window available"); |
01f1ba30 JB |
1740 | } |
1741 | ||
b9dc4443 | 1742 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1743 | UNBLOCK_INPUT; |
1744 | } | |
1745 | ||
f1c7b5a6 | 1746 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1747 | |
f1c7b5a6 | 1748 | Lisp_Object |
0fb53770 RS |
1749 | x_icon_type (f) |
1750 | FRAME_PTR f; | |
1751 | { | |
1752 | Lisp_Object tem; | |
1753 | ||
1754 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1755 | if (CONSP (tem)) |
8e713be6 | 1756 | return XCDR (tem); |
f1c7b5a6 RS |
1757 | else |
1758 | return Qnil; | |
0fb53770 RS |
1759 | } |
1760 | ||
80534dd6 KH |
1761 | void |
1762 | x_set_icon_name (f, arg, oldval) | |
1763 | struct frame *f; | |
1764 | Lisp_Object arg, oldval; | |
1765 | { | |
80534dd6 KH |
1766 | int result; |
1767 | ||
1768 | if (STRINGP (arg)) | |
1769 | { | |
1770 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1771 | return; | |
1772 | } | |
1773 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1774 | return; | |
1775 | ||
f468da95 | 1776 | f->icon_name = arg; |
80534dd6 | 1777 | |
7556890b | 1778 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1779 | return; |
1780 | ||
1781 | BLOCK_INPUT; | |
1782 | ||
1783 | result = x_text_icon (f, | |
f468da95 RS |
1784 | (char *) XSTRING ((!NILP (f->icon_name) |
1785 | ? f->icon_name | |
943b580d RS |
1786 | : !NILP (f->title) |
1787 | ? f->title | |
80534dd6 KH |
1788 | : f->name))->data); |
1789 | ||
1790 | if (result) | |
1791 | { | |
1792 | UNBLOCK_INPUT; | |
1793 | error ("No icon window available"); | |
1794 | } | |
1795 | ||
80534dd6 KH |
1796 | XFlush (FRAME_X_DISPLAY (f)); |
1797 | UNBLOCK_INPUT; | |
1798 | } | |
943b580d | 1799 | \f |
01f1ba30 | 1800 | void |
f676886a JB |
1801 | x_set_font (f, arg, oldval) |
1802 | struct frame *f; | |
01f1ba30 JB |
1803 | Lisp_Object arg, oldval; |
1804 | { | |
ea96210c | 1805 | Lisp_Object result; |
942ea06d | 1806 | Lisp_Object fontset_name; |
a367641f | 1807 | Lisp_Object frame; |
01f1ba30 JB |
1808 | |
1809 | CHECK_STRING (arg, 1); | |
01f1ba30 | 1810 | |
49965a29 | 1811 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1812 | |
01f1ba30 | 1813 | BLOCK_INPUT; |
942ea06d KH |
1814 | result = (STRINGP (fontset_name) |
1815 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1816 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1817 | UNBLOCK_INPUT; |
1818 | ||
ea96210c | 1819 | if (EQ (result, Qnil)) |
1c59f5df | 1820 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 1821 | else if (EQ (result, Qt)) |
26e18ed9 | 1822 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
1823 | else if (STRINGP (result)) |
1824 | { | |
ea96210c | 1825 | store_frame_param (f, Qfont, result); |
333b20bb | 1826 | recompute_basic_faces (f); |
ea96210c JB |
1827 | } |
1828 | else | |
1829 | abort (); | |
a367641f | 1830 | |
8938a4fb | 1831 | do_pending_window_change (0); |
95aa0336 | 1832 | |
333b20bb GM |
1833 | /* Don't call `face-set-after-frame-default' when faces haven't been |
1834 | initialized yet. This is the case when called from | |
1835 | Fx_create_frame. In that case, the X widget or window doesn't | |
1836 | exist either, and we can end up in x_report_frame_params with a | |
1837 | null widget which gives a segfault. */ | |
1838 | if (FRAME_FACE_CACHE (f)) | |
1839 | { | |
1840 | XSETFRAME (frame, f); | |
1841 | call1 (Qface_set_after_frame_default, frame); | |
1842 | } | |
01f1ba30 JB |
1843 | } |
1844 | ||
1845 | void | |
f676886a JB |
1846 | x_set_border_width (f, arg, oldval) |
1847 | struct frame *f; | |
01f1ba30 JB |
1848 | Lisp_Object arg, oldval; |
1849 | { | |
1850 | CHECK_NUMBER (arg, 0); | |
1851 | ||
7556890b | 1852 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
1853 | return; |
1854 | ||
fe24a618 | 1855 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1856 | error ("Cannot change the border width of a window"); |
1857 | ||
7556890b | 1858 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
1859 | } |
1860 | ||
1861 | void | |
f676886a JB |
1862 | x_set_internal_border_width (f, arg, oldval) |
1863 | struct frame *f; | |
01f1ba30 JB |
1864 | Lisp_Object arg, oldval; |
1865 | { | |
7556890b | 1866 | int old = f->output_data.x->internal_border_width; |
01f1ba30 JB |
1867 | |
1868 | CHECK_NUMBER (arg, 0); | |
7556890b RS |
1869 | f->output_data.x->internal_border_width = XINT (arg); |
1870 | if (f->output_data.x->internal_border_width < 0) | |
1871 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 1872 | |
d3b06468 | 1873 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 1874 | if (f->output_data.x->edit_widget) |
968b1234 | 1875 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 1876 | #endif |
2a8a07d4 | 1877 | |
7556890b | 1878 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
1879 | return; |
1880 | ||
fe24a618 | 1881 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1882 | { |
363f7e15 | 1883 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 1884 | SET_FRAME_GARBAGED (f); |
8938a4fb | 1885 | do_pending_window_change (0); |
01f1ba30 JB |
1886 | } |
1887 | } | |
1888 | ||
d043f1a4 RS |
1889 | void |
1890 | x_set_visibility (f, value, oldval) | |
1891 | struct frame *f; | |
1892 | Lisp_Object value, oldval; | |
1893 | { | |
1894 | Lisp_Object frame; | |
191ed777 | 1895 | XSETFRAME (frame, f); |
d043f1a4 RS |
1896 | |
1897 | if (NILP (value)) | |
363f7e15 | 1898 | Fmake_frame_invisible (frame, Qt); |
49795535 | 1899 | else if (EQ (value, Qicon)) |
d043f1a4 | 1900 | Ficonify_frame (frame); |
49795535 JB |
1901 | else |
1902 | Fmake_frame_visible (frame); | |
d043f1a4 | 1903 | } |
943b580d | 1904 | \f |
d043f1a4 RS |
1905 | static void |
1906 | x_set_menu_bar_lines_1 (window, n) | |
1907 | Lisp_Object window; | |
1908 | int n; | |
1909 | { | |
47c0f58b | 1910 | struct window *w = XWINDOW (window); |
d043f1a4 | 1911 | |
e33f7330 KH |
1912 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
1913 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 1914 | |
4336c705 GM |
1915 | if (INTEGERP (w->orig_top)) |
1916 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
1917 | if (INTEGERP (w->orig_height)) | |
1918 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
1919 | ||
47c0f58b RS |
1920 | /* Handle just the top child in a vertical split. */ |
1921 | if (!NILP (w->vchild)) | |
1922 | x_set_menu_bar_lines_1 (w->vchild, n); | |
d043f1a4 | 1923 | |
47c0f58b RS |
1924 | /* Adjust all children in a horizontal split. */ |
1925 | for (window = w->hchild; !NILP (window); window = w->next) | |
1926 | { | |
1927 | w = XWINDOW (window); | |
1928 | x_set_menu_bar_lines_1 (window, n); | |
d043f1a4 RS |
1929 | } |
1930 | } | |
1931 | ||
1932 | void | |
1933 | x_set_menu_bar_lines (f, value, oldval) | |
1934 | struct frame *f; | |
1935 | Lisp_Object value, oldval; | |
1936 | { | |
1937 | int nlines; | |
b6d7acec | 1938 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 1939 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 1940 | #endif |
d043f1a4 | 1941 | |
f64ba6ea JB |
1942 | /* Right now, menu bars don't work properly in minibuf-only frames; |
1943 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 1944 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 1945 | in or split the minibuffer window. */ |
519066d2 | 1946 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
1947 | return; |
1948 | ||
6a5e54e2 | 1949 | if (INTEGERP (value)) |
d043f1a4 RS |
1950 | nlines = XINT (value); |
1951 | else | |
1952 | nlines = 0; | |
1953 | ||
3d09b6be RS |
1954 | /* Make sure we redisplay all windows in this frame. */ |
1955 | windows_or_buffers_changed++; | |
1956 | ||
9ef48a9d RS |
1957 | #ifdef USE_X_TOOLKIT |
1958 | FRAME_MENU_BAR_LINES (f) = 0; | |
1959 | if (nlines) | |
0d8ef3f4 RS |
1960 | { |
1961 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 1962 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
1963 | /* Make sure next redisplay shows the menu bar. */ |
1964 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1965 | } | |
9ef48a9d RS |
1966 | else |
1967 | { | |
6bc20398 FP |
1968 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
1969 | free_frame_menubar (f); | |
9ef48a9d | 1970 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
1971 | if (FRAME_X_P (f)) |
1972 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
1973 | } |
1974 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 RS |
1975 | FRAME_MENU_BAR_LINES (f) = nlines; |
1976 | x_set_menu_bar_lines_1 (f->root_window, nlines - olines); | |
9ef48a9d | 1977 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
1978 | adjust_glyphs (f); |
1979 | } | |
1980 | ||
1981 | ||
1982 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
1983 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
1984 | is the old number of tool bar lines. This function changes the | |
1985 | height of all windows on frame F to match the new tool bar height. | |
1986 | The frame's height doesn't change. */ | |
1987 | ||
1988 | void | |
9ea173e8 | 1989 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
1990 | struct frame *f; |
1991 | Lisp_Object value, oldval; | |
1992 | { | |
1993 | int delta, nlines; | |
1994 | ||
1995 | /* Use VALUE only if an integer >= 0. */ | |
1996 | if (INTEGERP (value) && XINT (value) >= 0) | |
1997 | nlines = XFASTINT (value); | |
1998 | else | |
1999 | nlines = 0; | |
2000 | ||
2001 | /* Make sure we redisplay all windows in this frame. */ | |
2002 | ++windows_or_buffers_changed; | |
2003 | ||
9ea173e8 GM |
2004 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
2005 | FRAME_TOOL_BAR_LINES (f) = nlines; | |
333b20bb GM |
2006 | x_set_menu_bar_lines_1 (FRAME_ROOT_WINDOW (f), delta); |
2007 | adjust_glyphs (f); | |
2008 | } | |
2009 | ||
2010 | ||
2011 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2012 | VALUE should be a string, a color name. If it isn't a string or | |
2013 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2014 | the frame parameter. */ | |
2015 | ||
2016 | void | |
2017 | x_set_scroll_bar_foreground (f, value, oldval) | |
2018 | struct frame *f; | |
2019 | Lisp_Object value, oldval; | |
2020 | { | |
2021 | unsigned long pixel; | |
2022 | ||
2023 | if (STRINGP (value)) | |
2024 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2025 | else | |
2026 | pixel = -1; | |
2027 | ||
2028 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2029 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2030 | ||
2031 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2032 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2033 | { | |
2034 | /* Remove all scroll bars because they have wrong colors. */ | |
2035 | if (condemn_scroll_bars_hook) | |
2036 | (*condemn_scroll_bars_hook) (f); | |
2037 | if (judge_scroll_bars_hook) | |
2038 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2039 | |
2040 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2041 | redraw_frame (f); |
2042 | } | |
2043 | } | |
2044 | ||
2045 | ||
2046 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2047 | should be a string, a color name. If it isn't a string or isn't a | |
2048 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2049 | parameter. */ | |
2050 | ||
2051 | void | |
2052 | x_set_scroll_bar_background (f, value, oldval) | |
2053 | struct frame *f; | |
2054 | Lisp_Object value, oldval; | |
2055 | { | |
2056 | unsigned long pixel; | |
2057 | ||
2058 | if (STRINGP (value)) | |
2059 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2060 | else | |
2061 | pixel = -1; | |
2062 | ||
2063 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2064 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2065 | ||
2066 | f->output_data.x->scroll_bar_background_pixel = pixel; | |
2067 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2068 | { | |
2069 | /* Remove all scroll bars because they have wrong colors. */ | |
2070 | if (condemn_scroll_bars_hook) | |
2071 | (*condemn_scroll_bars_hook) (f); | |
2072 | if (judge_scroll_bars_hook) | |
2073 | (*judge_scroll_bars_hook) (f); | |
2074 | ||
05c8abbe | 2075 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2076 | redraw_frame (f); |
2077 | } | |
d043f1a4 | 2078 | } |
333b20bb | 2079 | |
943b580d | 2080 | \f |
3a258507 | 2081 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
2082 | XICCC (X Inter Client Communication Conventions). |
2083 | ||
2084 | If STRING contains only ASCII characters, do no conversion and | |
2085 | return the string data of STRING. Otherwise, encode the text by | |
2086 | CODING_SYSTEM, and return a newly allocated memory area which | |
2087 | should be freed by `xfree' by a caller. | |
2088 | ||
2089 | Store the byte length of resulting text in *TEXT_BYTES. | |
2090 | ||
d60660d6 | 2091 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 2092 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 2093 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
2094 | the result should be `COMPOUND_TEXT'. */ |
2095 | ||
2096 | unsigned char * | |
d60660d6 | 2097 | x_encode_text (string, coding_system, text_bytes, stringp) |
96db09e4 | 2098 | Lisp_Object string, coding_system; |
d60660d6 | 2099 | int *text_bytes, *stringp; |
96db09e4 KH |
2100 | { |
2101 | unsigned char *str = XSTRING (string)->data; | |
2102 | int chars = XSTRING (string)->size; | |
2103 | int bytes = STRING_BYTES (XSTRING (string)); | |
2104 | int charset_info; | |
2105 | int bufsize; | |
2106 | unsigned char *buf; | |
2107 | struct coding_system coding; | |
2108 | ||
2109 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
2110 | if (charset_info == 0) | |
2111 | { | |
2112 | /* No multibyte character in OBJ. We need not encode it. */ | |
2113 | *text_bytes = bytes; | |
d60660d6 | 2114 | *stringp = 1; |
96db09e4 KH |
2115 | return str; |
2116 | } | |
2117 | ||
2118 | setup_coding_system (coding_system, &coding); | |
2119 | coding.src_multibyte = 1; | |
2120 | coding.dst_multibyte = 0; | |
2121 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
2122 | if (coding.type == coding_type_iso2022) |
2123 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
96db09e4 KH |
2124 | bufsize = encoding_buffer_size (&coding, bytes); |
2125 | buf = (unsigned char *) xmalloc (bufsize); | |
2126 | encode_coding (&coding, str, buf, bytes, bufsize); | |
2127 | *text_bytes = coding.produced; | |
d60660d6 | 2128 | *stringp = (charset_info == 1 || !EQ (coding_system, Qcompound_text)); |
96db09e4 KH |
2129 | return buf; |
2130 | } | |
2131 | ||
2132 | \f | |
75f9d625 | 2133 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2134 | x_id_name. |
2135 | ||
2136 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2137 | name; if NAME is a string, set F's name to NAME and set |
2138 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2139 | |
2140 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2141 | suggesting a new name, which lisp code should override; if | |
2142 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2143 | ||
2144 | void | |
2145 | x_set_name (f, name, explicit) | |
2146 | struct frame *f; | |
2147 | Lisp_Object name; | |
2148 | int explicit; | |
2149 | { | |
2150 | /* Make sure that requests from lisp code override requests from | |
2151 | Emacs redisplay code. */ | |
2152 | if (explicit) | |
2153 | { | |
2154 | /* If we're switching from explicit to implicit, we had better | |
2155 | update the mode lines and thereby update the title. */ | |
2156 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2157 | update_mode_lines = 1; |
f945b920 JB |
2158 | |
2159 | f->explicit_name = ! NILP (name); | |
2160 | } | |
2161 | else if (f->explicit_name) | |
2162 | return; | |
2163 | ||
2164 | /* If NAME is nil, set the name to the x_id_name. */ | |
2165 | if (NILP (name)) | |
f10f0b79 RS |
2166 | { |
2167 | /* Check for no change needed in this very common case | |
2168 | before we do any consing. */ | |
08a90d6a RS |
2169 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2170 | XSTRING (f->name)->data)) | |
f10f0b79 | 2171 | return; |
08a90d6a | 2172 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2173 | } |
62265f1c | 2174 | else |
f945b920 | 2175 | CHECK_STRING (name, 0); |
01f1ba30 | 2176 | |
f945b920 JB |
2177 | /* Don't change the name if it's already NAME. */ |
2178 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2179 | return; |
2180 | ||
943b580d RS |
2181 | f->name = name; |
2182 | ||
2183 | /* For setting the frame title, the title parameter should override | |
2184 | the name parameter. */ | |
2185 | if (! NILP (f->title)) | |
2186 | name = f->title; | |
2187 | ||
fe24a618 | 2188 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2189 | { |
01f1ba30 | 2190 | BLOCK_INPUT; |
fe24a618 JB |
2191 | #ifdef HAVE_X11R4 |
2192 | { | |
80534dd6 | 2193 | XTextProperty text, icon; |
d60660d6 | 2194 | int bytes, stringp; |
11270583 | 2195 | Lisp_Object coding_system; |
80534dd6 | 2196 | |
11270583 KH |
2197 | coding_system = Vlocale_coding_system; |
2198 | if (NILP (coding_system)) | |
2199 | coding_system = Qcompound_text; | |
2200 | text.value = x_encode_text (name, coding_system, &bytes, &stringp); | |
d60660d6 | 2201 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2202 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 2203 | text.format = 8; |
96db09e4 | 2204 | text.nitems = bytes; |
80534dd6 | 2205 | |
96db09e4 KH |
2206 | if (NILP (f->icon_name)) |
2207 | { | |
2208 | icon = text; | |
2209 | } | |
2210 | else | |
2211 | { | |
11270583 | 2212 | icon.value = x_encode_text (f->icon_name, coding_system, |
d60660d6 KH |
2213 | &bytes, &stringp); |
2214 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2215 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2216 | icon.format = 8; | |
2217 | icon.nitems = bytes; | |
2218 | } | |
9ef48a9d | 2219 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2220 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2221 | XtWindow (f->output_data.x->widget), &text); |
2222 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2223 | &icon); |
9ef48a9d | 2224 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2225 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2226 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2227 | #endif /* not USE_X_TOOLKIT */ |
96db09e4 KH |
2228 | if (!NILP (f->icon_name) |
2229 | && icon.value != XSTRING (f->icon_name)->data) | |
2230 | xfree (icon.value); | |
2231 | if (text.value != XSTRING (name)->data) | |
2232 | xfree (text.value); | |
fe24a618 | 2233 | } |
9ef48a9d | 2234 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2235 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2236 | XSTRING (name)->data); |
b9dc4443 | 2237 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2238 | XSTRING (name)->data); |
9ef48a9d | 2239 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2240 | UNBLOCK_INPUT; |
2241 | } | |
f945b920 JB |
2242 | } |
2243 | ||
2244 | /* This function should be called when the user's lisp code has | |
2245 | specified a name for the frame; the name will override any set by the | |
2246 | redisplay code. */ | |
2247 | void | |
2248 | x_explicitly_set_name (f, arg, oldval) | |
2249 | FRAME_PTR f; | |
2250 | Lisp_Object arg, oldval; | |
2251 | { | |
2252 | x_set_name (f, arg, 1); | |
2253 | } | |
2254 | ||
2255 | /* This function should be called by Emacs redisplay code to set the | |
2256 | name; names set this way will never override names set by the user's | |
2257 | lisp code. */ | |
25250031 | 2258 | void |
f945b920 JB |
2259 | x_implicitly_set_name (f, arg, oldval) |
2260 | FRAME_PTR f; | |
2261 | Lisp_Object arg, oldval; | |
2262 | { | |
2263 | x_set_name (f, arg, 0); | |
01f1ba30 | 2264 | } |
943b580d RS |
2265 | \f |
2266 | /* Change the title of frame F to NAME. | |
2267 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2268 | |
943b580d RS |
2269 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2270 | name; if NAME is a string, set F's name to NAME and set | |
2271 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2272 | ||
2273 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2274 | suggesting a new name, which lisp code should override; if | |
2275 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2276 | ||
2277 | void | |
d62c8769 | 2278 | x_set_title (f, name, old_name) |
943b580d | 2279 | struct frame *f; |
d62c8769 | 2280 | Lisp_Object name, old_name; |
943b580d RS |
2281 | { |
2282 | /* Don't change the title if it's already NAME. */ | |
2283 | if (EQ (name, f->title)) | |
2284 | return; | |
2285 | ||
2286 | update_mode_lines = 1; | |
2287 | ||
2288 | f->title = name; | |
2289 | ||
2290 | if (NILP (name)) | |
2291 | name = f->name; | |
beb403b3 RS |
2292 | else |
2293 | CHECK_STRING (name, 0); | |
943b580d RS |
2294 | |
2295 | if (FRAME_X_WINDOW (f)) | |
2296 | { | |
2297 | BLOCK_INPUT; | |
2298 | #ifdef HAVE_X11R4 | |
2299 | { | |
2300 | XTextProperty text, icon; | |
d60660d6 | 2301 | int bytes, stringp; |
11270583 | 2302 | Lisp_Object coding_system; |
943b580d | 2303 | |
11270583 KH |
2304 | coding_system = Vlocale_coding_system; |
2305 | if (NILP (coding_system)) | |
2306 | coding_system = Qcompound_text; | |
2307 | text.value = x_encode_text (name, coding_system, &bytes, &stringp); | |
d60660d6 | 2308 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2309 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
943b580d | 2310 | text.format = 8; |
96db09e4 | 2311 | text.nitems = bytes; |
943b580d | 2312 | |
96db09e4 KH |
2313 | if (NILP (f->icon_name)) |
2314 | { | |
2315 | icon = text; | |
2316 | } | |
2317 | else | |
2318 | { | |
11270583 | 2319 | icon.value = x_encode_text (f->icon_name, coding_system, |
d60660d6 KH |
2320 | &bytes, &stringp); |
2321 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2322 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2323 | icon.format = 8; | |
2324 | icon.nitems = bytes; | |
2325 | } | |
943b580d RS |
2326 | #ifdef USE_X_TOOLKIT |
2327 | XSetWMName (FRAME_X_DISPLAY (f), | |
2328 | XtWindow (f->output_data.x->widget), &text); | |
2329 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2330 | &icon); | |
2331 | #else /* not USE_X_TOOLKIT */ | |
2332 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2333 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2334 | #endif /* not USE_X_TOOLKIT */ | |
96db09e4 KH |
2335 | if (!NILP (f->icon_name) |
2336 | && icon.value != XSTRING (f->icon_name)->data) | |
2337 | xfree (icon.value); | |
2338 | if (text.value != XSTRING (name)->data) | |
2339 | xfree (text.value); | |
943b580d RS |
2340 | } |
2341 | #else /* not HAVE_X11R4 */ | |
2342 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2343 | XSTRING (name)->data); | |
2344 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2345 | XSTRING (name)->data); | |
2346 | #endif /* not HAVE_X11R4 */ | |
2347 | UNBLOCK_INPUT; | |
2348 | } | |
2349 | } | |
2350 | \f | |
01f1ba30 | 2351 | void |
f676886a JB |
2352 | x_set_autoraise (f, arg, oldval) |
2353 | struct frame *f; | |
01f1ba30 JB |
2354 | Lisp_Object arg, oldval; |
2355 | { | |
f676886a | 2356 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2357 | } |
2358 | ||
2359 | void | |
f676886a JB |
2360 | x_set_autolower (f, arg, oldval) |
2361 | struct frame *f; | |
01f1ba30 JB |
2362 | Lisp_Object arg, oldval; |
2363 | { | |
f676886a | 2364 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2365 | } |
179956b9 | 2366 | |
eac358ef KH |
2367 | void |
2368 | x_set_unsplittable (f, arg, oldval) | |
2369 | struct frame *f; | |
2370 | Lisp_Object arg, oldval; | |
2371 | { | |
2372 | f->no_split = !NILP (arg); | |
2373 | } | |
2374 | ||
179956b9 | 2375 | void |
a3c87d4e | 2376 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2377 | struct frame *f; |
2378 | Lisp_Object arg, oldval; | |
2379 | { | |
1ab3d87e RS |
2380 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2381 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2382 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2383 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2384 | { |
1ab3d87e RS |
2385 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2386 | = (NILP (arg) | |
2387 | ? vertical_scroll_bar_none | |
2388 | : EQ (Qright, arg) | |
2389 | ? vertical_scroll_bar_right | |
2390 | : vertical_scroll_bar_left); | |
179956b9 | 2391 | |
cf177271 JB |
2392 | /* We set this parameter before creating the X window for the |
2393 | frame, so we can get the geometry right from the start. | |
2394 | However, if the window hasn't been created yet, we shouldn't | |
2395 | call x_set_window_size. */ | |
2396 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2397 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2398 | do_pending_window_change (0); |
179956b9 JB |
2399 | } |
2400 | } | |
4701395c KH |
2401 | |
2402 | void | |
2403 | x_set_scroll_bar_width (f, arg, oldval) | |
2404 | struct frame *f; | |
2405 | Lisp_Object arg, oldval; | |
2406 | { | |
a672c74d RS |
2407 | int wid = FONT_WIDTH (f->output_data.x->font); |
2408 | ||
dff9a538 KH |
2409 | if (NILP (arg)) |
2410 | { | |
c6e9d03b GM |
2411 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2412 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2413 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2414 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2415 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2416 | #else | |
2417 | /* Make the actual width at least 14 pixels and a multiple of a | |
2418 | character width. */ | |
a672c74d | 2419 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2420 | |
2421 | /* Use all of that space (aside from required margins) for the | |
2422 | scroll bar. */ | |
dff9a538 | 2423 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2424 | #endif |
a672c74d | 2425 | |
a90ab372 RS |
2426 | if (FRAME_X_WINDOW (f)) |
2427 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2428 | do_pending_window_change (0); |
dff9a538 KH |
2429 | } |
2430 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2431 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2432 | { |
09d8c7ac RS |
2433 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2434 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2435 | |
4701395c KH |
2436 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2437 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2438 | if (FRAME_X_WINDOW (f)) | |
2439 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2440 | } | |
dca97592 | 2441 | |
8938a4fb | 2442 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2443 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2444 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2445 | } |
333b20bb GM |
2446 | |
2447 | ||
01f1ba30 | 2448 | \f |
f676886a | 2449 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2450 | |
b7975ee4 KH |
2451 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2452 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2453 | ||
d387c960 JB |
2454 | static void |
2455 | validate_x_resource_name () | |
2456 | { | |
333b20bb | 2457 | int len = 0; |
0e78b377 RS |
2458 | /* Number of valid characters in the resource name. */ |
2459 | int good_count = 0; | |
2460 | /* Number of invalid characters in the resource name. */ | |
2461 | int bad_count = 0; | |
2462 | Lisp_Object new; | |
2463 | int i; | |
2464 | ||
498e9ac3 RS |
2465 | if (!STRINGP (Vx_resource_class)) |
2466 | Vx_resource_class = build_string (EMACS_CLASS); | |
2467 | ||
cf204347 RS |
2468 | if (STRINGP (Vx_resource_name)) |
2469 | { | |
cf204347 RS |
2470 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2471 | int i; | |
2472 | ||
fc932ac6 | 2473 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2474 | |
2475 | /* Only letters, digits, - and _ are valid in resource names. | |
2476 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2477 | for (i = 0; i < len; i++) |
2478 | { | |
2479 | int c = p[i]; | |
2480 | if (! ((c >= 'a' && c <= 'z') | |
2481 | || (c >= 'A' && c <= 'Z') | |
2482 | || (c >= '0' && c <= '9') | |
2483 | || c == '-' || c == '_')) | |
0e78b377 RS |
2484 | bad_count++; |
2485 | else | |
2486 | good_count++; | |
cf204347 RS |
2487 | } |
2488 | } | |
2489 | else | |
0e78b377 RS |
2490 | /* Not a string => completely invalid. */ |
2491 | bad_count = 5, good_count = 0; | |
2492 | ||
2493 | /* If name is valid already, return. */ | |
2494 | if (bad_count == 0) | |
2495 | return; | |
2496 | ||
2497 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2498 | if (good_count == 0 | |
2499 | || (good_count == 1 && bad_count > 0)) | |
2500 | { | |
b7975ee4 | 2501 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2502 | return; |
2503 | } | |
2504 | ||
2505 | /* Name is partly valid. Copy it and replace the invalid characters | |
2506 | with underscores. */ | |
2507 | ||
2508 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2509 | ||
2510 | for (i = 0; i < len; i++) | |
2511 | { | |
2512 | int c = XSTRING (new)->data[i]; | |
2513 | if (! ((c >= 'a' && c <= 'z') | |
2514 | || (c >= 'A' && c <= 'Z') | |
2515 | || (c >= '0' && c <= '9') | |
2516 | || c == '-' || c == '_')) | |
2517 | XSTRING (new)->data[i] = '_'; | |
2518 | } | |
d387c960 JB |
2519 | } |
2520 | ||
2521 | ||
01f1ba30 | 2522 | extern char *x_get_string_resource (); |
01f1ba30 | 2523 | |
cf177271 JB |
2524 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
2525 | "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\ | |
287e500d | 2526 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\ |
d387c960 JB |
2527 | class, where INSTANCE is the name under which Emacs was invoked, or\n\ |
2528 | the name specified by the `-name' or `-rn' command-line arguments.\n\ | |
01f1ba30 | 2529 | \n\ |
8fabe6f4 RS |
2530 | The optional arguments COMPONENT and SUBCLASS add to the key and the\n\ |
2531 | class, respectively. You must specify both of them or neither.\n\ | |
287e500d RS |
2532 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\ |
2533 | and the class is `Emacs.CLASS.SUBCLASS'.") | |
cf177271 JB |
2534 | (attribute, class, component, subclass) |
2535 | Lisp_Object attribute, class, component, subclass; | |
01f1ba30 JB |
2536 | { |
2537 | register char *value; | |
2538 | char *name_key; | |
2539 | char *class_key; | |
2540 | ||
11ae94fe RS |
2541 | check_x (); |
2542 | ||
01f1ba30 | 2543 | CHECK_STRING (attribute, 0); |
cf177271 JB |
2544 | CHECK_STRING (class, 0); |
2545 | ||
8fabe6f4 RS |
2546 | if (!NILP (component)) |
2547 | CHECK_STRING (component, 1); | |
2548 | if (!NILP (subclass)) | |
2549 | CHECK_STRING (subclass, 2); | |
2550 | if (NILP (component) != NILP (subclass)) | |
2551 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2552 | ||
d387c960 JB |
2553 | validate_x_resource_name (); |
2554 | ||
b7975ee4 KH |
2555 | /* Allocate space for the components, the dots which separate them, |
2556 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2557 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2558 | + (STRINGP (component) |
fc932ac6 RS |
2559 | ? STRING_BYTES (XSTRING (component)) : 0) |
2560 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2561 | + 3); |
2562 | ||
fc932ac6 RS |
2563 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2564 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2565 | + (STRINGP (subclass) |
fc932ac6 | 2566 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2567 | + 3); |
2568 | ||
2569 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2570 | and with `Emacs' for the class key (the general one). */ | |
2571 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2572 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2573 | |
2574 | strcat (class_key, "."); | |
2575 | strcat (class_key, XSTRING (class)->data); | |
2576 | ||
2577 | if (!NILP (component)) | |
01f1ba30 | 2578 | { |
b7975ee4 KH |
2579 | strcat (class_key, "."); |
2580 | strcat (class_key, XSTRING (subclass)->data); | |
2581 | ||
2582 | strcat (name_key, "."); | |
2583 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2584 | } |
2585 | ||
b7975ee4 KH |
2586 | strcat (name_key, "."); |
2587 | strcat (name_key, XSTRING (attribute)->data); | |
2588 | ||
b9dc4443 RS |
2589 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2590 | name_key, class_key); | |
01f1ba30 JB |
2591 | |
2592 | if (value != (char *) 0) | |
2593 | return build_string (value); | |
2594 | else | |
2595 | return Qnil; | |
2596 | } | |
2597 | ||
abb4b7ec RS |
2598 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2599 | ||
333b20bb | 2600 | Lisp_Object |
abb4b7ec RS |
2601 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2602 | struct x_display_info *dpyinfo; | |
2603 | Lisp_Object attribute, class, component, subclass; | |
2604 | { | |
2605 | register char *value; | |
2606 | char *name_key; | |
2607 | char *class_key; | |
2608 | ||
abb4b7ec RS |
2609 | CHECK_STRING (attribute, 0); |
2610 | CHECK_STRING (class, 0); | |
2611 | ||
2612 | if (!NILP (component)) | |
2613 | CHECK_STRING (component, 1); | |
2614 | if (!NILP (subclass)) | |
2615 | CHECK_STRING (subclass, 2); | |
2616 | if (NILP (component) != NILP (subclass)) | |
2617 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2618 | ||
2619 | validate_x_resource_name (); | |
2620 | ||
2621 | /* Allocate space for the components, the dots which separate them, | |
2622 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2623 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2624 | + (STRINGP (component) |
fc932ac6 RS |
2625 | ? STRING_BYTES (XSTRING (component)) : 0) |
2626 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2627 | + 3); |
2628 | ||
fc932ac6 RS |
2629 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2630 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2631 | + (STRINGP (subclass) |
fc932ac6 | 2632 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2633 | + 3); |
2634 | ||
2635 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2636 | and with `Emacs' for the class key (the general one). */ | |
2637 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2638 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2639 | ||
2640 | strcat (class_key, "."); | |
2641 | strcat (class_key, XSTRING (class)->data); | |
2642 | ||
2643 | if (!NILP (component)) | |
2644 | { | |
2645 | strcat (class_key, "."); | |
2646 | strcat (class_key, XSTRING (subclass)->data); | |
2647 | ||
2648 | strcat (name_key, "."); | |
2649 | strcat (name_key, XSTRING (component)->data); | |
2650 | } | |
2651 | ||
2652 | strcat (name_key, "."); | |
2653 | strcat (name_key, XSTRING (attribute)->data); | |
2654 | ||
2655 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2656 | ||
2657 | if (value != (char *) 0) | |
2658 | return build_string (value); | |
2659 | else | |
2660 | return Qnil; | |
2661 | } | |
2662 | ||
3402e1a4 RS |
2663 | /* Used when C code wants a resource value. */ |
2664 | ||
2665 | char * | |
2666 | x_get_resource_string (attribute, class) | |
2667 | char *attribute, *class; | |
2668 | { | |
3402e1a4 RS |
2669 | char *name_key; |
2670 | char *class_key; | |
0fe92f72 | 2671 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2672 | |
2673 | /* Allocate space for the components, the dots which separate them, | |
2674 | and the final '\0'. */ | |
fc932ac6 | 2675 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2676 | + strlen (attribute) + 2); |
2677 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2678 | + strlen (class) + 2); | |
2679 | ||
2680 | sprintf (name_key, "%s.%s", | |
2681 | XSTRING (Vinvocation_name)->data, | |
2682 | attribute); | |
2683 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2684 | ||
0fe92f72 | 2685 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2686 | name_key, class_key); |
3402e1a4 RS |
2687 | } |
2688 | ||
60fb3ee1 JB |
2689 | /* Types we might convert a resource string into. */ |
2690 | enum resource_types | |
333b20bb GM |
2691 | { |
2692 | RES_TYPE_NUMBER, | |
d62c8769 | 2693 | RES_TYPE_FLOAT, |
333b20bb GM |
2694 | RES_TYPE_BOOLEAN, |
2695 | RES_TYPE_STRING, | |
2696 | RES_TYPE_SYMBOL | |
2697 | }; | |
60fb3ee1 | 2698 | |
01f1ba30 | 2699 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2700 | |
f676886a | 2701 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2702 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2703 | |
2704 | Convert the resource to the type specified by desired_type. | |
2705 | ||
f9942c9e JB |
2706 | If no default is specified, return Qunbound. If you call |
2707 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2708 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2709 | |
2710 | static Lisp_Object | |
abb4b7ec RS |
2711 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2712 | struct x_display_info *dpyinfo; | |
3c254570 | 2713 | Lisp_Object alist, param; |
60fb3ee1 | 2714 | char *attribute; |
cf177271 | 2715 | char *class; |
60fb3ee1 | 2716 | enum resource_types type; |
01f1ba30 JB |
2717 | { |
2718 | register Lisp_Object tem; | |
2719 | ||
2720 | tem = Fassq (param, alist); | |
2721 | if (EQ (tem, Qnil)) | |
f676886a | 2722 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 2723 | if (EQ (tem, Qnil)) |
01f1ba30 | 2724 | { |
60fb3ee1 | 2725 | |
f9942c9e | 2726 | if (attribute) |
60fb3ee1 | 2727 | { |
abb4b7ec RS |
2728 | tem = display_x_get_resource (dpyinfo, |
2729 | build_string (attribute), | |
2730 | build_string (class), | |
2731 | Qnil, Qnil); | |
f9942c9e JB |
2732 | |
2733 | if (NILP (tem)) | |
2734 | return Qunbound; | |
2735 | ||
2736 | switch (type) | |
2737 | { | |
333b20bb | 2738 | case RES_TYPE_NUMBER: |
f9942c9e JB |
2739 | return make_number (atoi (XSTRING (tem)->data)); |
2740 | ||
d62c8769 GM |
2741 | case RES_TYPE_FLOAT: |
2742 | return make_float (atof (XSTRING (tem)->data)); | |
2743 | ||
333b20bb | 2744 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
2745 | tem = Fdowncase (tem); |
2746 | if (!strcmp (XSTRING (tem)->data, "on") | |
2747 | || !strcmp (XSTRING (tem)->data, "true")) | |
2748 | return Qt; | |
2749 | else | |
2750 | return Qnil; | |
2751 | ||
333b20bb | 2752 | case RES_TYPE_STRING: |
f9942c9e JB |
2753 | return tem; |
2754 | ||
333b20bb | 2755 | case RES_TYPE_SYMBOL: |
49795535 JB |
2756 | /* As a special case, we map the values `true' and `on' |
2757 | to Qt, and `false' and `off' to Qnil. */ | |
2758 | { | |
98381190 KH |
2759 | Lisp_Object lower; |
2760 | lower = Fdowncase (tem); | |
26ae6b61 KH |
2761 | if (!strcmp (XSTRING (lower)->data, "on") |
2762 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 2763 | return Qt; |
26ae6b61 KH |
2764 | else if (!strcmp (XSTRING (lower)->data, "off") |
2765 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
2766 | return Qnil; |
2767 | else | |
89032215 | 2768 | return Fintern (tem, Qnil); |
49795535 | 2769 | } |
f945b920 | 2770 | |
f9942c9e JB |
2771 | default: |
2772 | abort (); | |
2773 | } | |
60fb3ee1 | 2774 | } |
f9942c9e JB |
2775 | else |
2776 | return Qunbound; | |
01f1ba30 JB |
2777 | } |
2778 | return Fcdr (tem); | |
2779 | } | |
2780 | ||
e4f79258 RS |
2781 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
2782 | ||
2783 | static Lisp_Object | |
2784 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
2785 | struct frame *f; | |
2786 | Lisp_Object alist, param; | |
2787 | char *attribute; | |
2788 | char *class; | |
2789 | enum resource_types type; | |
2790 | { | |
2791 | Lisp_Object value; | |
2792 | ||
abb4b7ec RS |
2793 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
2794 | attribute, class, type); | |
e4f79258 RS |
2795 | if (! NILP (value)) |
2796 | store_frame_param (f, param, value); | |
2797 | ||
2798 | return value; | |
2799 | } | |
2800 | ||
f676886a | 2801 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
2802 | of the parameter named PROP (a Lisp symbol). |
2803 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 2804 | on the frame named NAME. |
01f1ba30 JB |
2805 | If that is not found either, use the value DEFLT. */ |
2806 | ||
2807 | static Lisp_Object | |
cf177271 | 2808 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 2809 | struct frame *f; |
01f1ba30 | 2810 | Lisp_Object alist; |
f9942c9e | 2811 | Lisp_Object prop; |
01f1ba30 JB |
2812 | Lisp_Object deflt; |
2813 | char *xprop; | |
cf177271 | 2814 | char *xclass; |
60fb3ee1 | 2815 | enum resource_types type; |
01f1ba30 | 2816 | { |
01f1ba30 JB |
2817 | Lisp_Object tem; |
2818 | ||
abb4b7ec | 2819 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 2820 | if (EQ (tem, Qunbound)) |
01f1ba30 | 2821 | tem = deflt; |
f9942c9e | 2822 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
2823 | return tem; |
2824 | } | |
333b20bb GM |
2825 | |
2826 | ||
2827 | /* Record in frame F the specified or default value according to ALIST | |
2828 | of the parameter named PROP (a Lisp symbol). If no value is | |
2829 | specified for PROP, look for an X default for XPROP on the frame | |
2830 | named NAME. If that is not found either, use the value DEFLT. */ | |
2831 | ||
2832 | static Lisp_Object | |
2833 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
2834 | foreground_p) | |
2835 | struct frame *f; | |
2836 | Lisp_Object alist; | |
2837 | Lisp_Object prop; | |
2838 | char *xprop; | |
2839 | char *xclass; | |
2840 | int foreground_p; | |
2841 | { | |
2842 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
2843 | Lisp_Object tem; | |
2844 | ||
2845 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
2846 | if (EQ (tem, Qunbound)) | |
2847 | { | |
2848 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2849 | ||
2850 | /* See if an X resource for the scroll bar color has been | |
2851 | specified. */ | |
2852 | tem = display_x_get_resource (dpyinfo, | |
2853 | build_string (foreground_p | |
2854 | ? "foreground" | |
2855 | : "background"), | |
2856 | build_string (""), | |
2857 | build_string ("verticalScrollBar"), | |
2858 | build_string ("")); | |
2859 | if (!STRINGP (tem)) | |
2860 | { | |
2861 | /* If nothing has been specified, scroll bars will use a | |
2862 | toolkit-dependent default. Because these defaults are | |
2863 | difficult to get at without actually creating a scroll | |
2864 | bar, use nil to indicate that no color has been | |
2865 | specified. */ | |
2866 | tem = Qnil; | |
2867 | } | |
2868 | ||
2869 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
2870 | ||
2871 | tem = Qnil; | |
2872 | ||
2873 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
2874 | } | |
2875 | ||
2876 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2877 | return tem; | |
2878 | } | |
2879 | ||
2880 | ||
01f1ba30 | 2881 | \f |
8af1d7ca | 2882 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
01f1ba30 | 2883 | "Parse an X-style geometry string STRING.\n\ |
f83f10ba RS |
2884 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\ |
2885 | The properties returned may include `top', `left', `height', and `width'.\n\ | |
e1d962d7 RS |
2886 | The value of `left' or `top' may be an integer,\n\ |
2887 | or a list (+ N) meaning N pixels relative to top/left corner,\n\ | |
2888 | or a list (- N) meaning -N pixels relative to bottom/right corner.") | |
01f1ba30 | 2889 | (string) |
a6605e5c | 2890 | Lisp_Object string; |
01f1ba30 JB |
2891 | { |
2892 | int geometry, x, y; | |
2893 | unsigned int width, height; | |
f83f10ba | 2894 | Lisp_Object result; |
01f1ba30 JB |
2895 | |
2896 | CHECK_STRING (string, 0); | |
2897 | ||
2898 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
2899 | &x, &y, &width, &height); | |
2900 | ||
f83f10ba RS |
2901 | #if 0 |
2902 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
2903 | error ("Must specify both x and y position, or neither"); | |
2904 | #endif | |
2905 | ||
2906 | result = Qnil; | |
2907 | if (geometry & XValue) | |
01f1ba30 | 2908 | { |
f83f10ba RS |
2909 | Lisp_Object element; |
2910 | ||
e1d962d7 RS |
2911 | if (x >= 0 && (geometry & XNegative)) |
2912 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
2913 | else if (x < 0 && ! (geometry & XNegative)) | |
2914 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
2915 | else |
2916 | element = Fcons (Qleft, make_number (x)); | |
2917 | result = Fcons (element, result); | |
2918 | } | |
2919 | ||
2920 | if (geometry & YValue) | |
2921 | { | |
2922 | Lisp_Object element; | |
2923 | ||
e1d962d7 RS |
2924 | if (y >= 0 && (geometry & YNegative)) |
2925 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
2926 | else if (y < 0 && ! (geometry & YNegative)) | |
2927 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
2928 | else |
2929 | element = Fcons (Qtop, make_number (y)); | |
2930 | result = Fcons (element, result); | |
01f1ba30 | 2931 | } |
f83f10ba RS |
2932 | |
2933 | if (geometry & WidthValue) | |
2934 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
2935 | if (geometry & HeightValue) | |
2936 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
2937 | ||
2938 | return result; | |
01f1ba30 JB |
2939 | } |
2940 | ||
01f1ba30 | 2941 | /* Calculate the desired size and position of this window, |
f83f10ba | 2942 | and return the flags saying which aspects were specified. |
8fc2766b RS |
2943 | |
2944 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
2945 | |
2946 | #define DEFAULT_ROWS 40 | |
2947 | #define DEFAULT_COLS 80 | |
2948 | ||
f9942c9e | 2949 | static int |
f676886a JB |
2950 | x_figure_window_size (f, parms) |
2951 | struct frame *f; | |
01f1ba30 JB |
2952 | Lisp_Object parms; |
2953 | { | |
4fe1de12 | 2954 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 2955 | long window_prompting = 0; |
abb4b7ec | 2956 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
2957 | |
2958 | /* Default values if we fall through. | |
2959 | Actually, if that happens we should get | |
b9dc4443 | 2960 | window manager prompting. */ |
1ab3d87e | 2961 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 2962 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
2963 | /* Window managers expect that if program-specified |
2964 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
2965 | f->output_data.x->top_pos = 0; |
2966 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 2967 | |
333b20bb GM |
2968 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
2969 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
2970 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 2971 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 2972 | { |
f83f10ba RS |
2973 | if (!EQ (tem0, Qunbound)) |
2974 | { | |
2975 | CHECK_NUMBER (tem0, 0); | |
2976 | f->height = XINT (tem0); | |
2977 | } | |
2978 | if (!EQ (tem1, Qunbound)) | |
2979 | { | |
2980 | CHECK_NUMBER (tem1, 0); | |
1ab3d87e | 2981 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
2982 | } |
2983 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
2984 | window_prompting |= USSize; |
2985 | else | |
2986 | window_prompting |= PSize; | |
01f1ba30 | 2987 | } |
01f1ba30 | 2988 | |
7556890b | 2989 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
2990 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
2991 | ? 0 | |
7556890b | 2992 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
333b20bb | 2993 | f->output_data.x->flags_areas_extra |
fb5ec9ce | 2994 | = FRAME_FLAGS_AREA_WIDTH (f); |
7556890b RS |
2995 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
2996 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 2997 | |
333b20bb GM |
2998 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
2999 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3000 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3001 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3002 | { |
f83f10ba RS |
3003 | if (EQ (tem0, Qminus)) |
3004 | { | |
7556890b | 3005 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3006 | window_prompting |= YNegative; |
3007 | } | |
8e713be6 KR |
3008 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3009 | && CONSP (XCDR (tem0)) | |
3010 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3011 | { |
8e713be6 | 3012 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
3013 | window_prompting |= YNegative; |
3014 | } | |
8e713be6 KR |
3015 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3016 | && CONSP (XCDR (tem0)) | |
3017 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3018 | { |
8e713be6 | 3019 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 3020 | } |
f83f10ba | 3021 | else if (EQ (tem0, Qunbound)) |
7556890b | 3022 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3023 | else |
3024 | { | |
3025 | CHECK_NUMBER (tem0, 0); | |
7556890b RS |
3026 | f->output_data.x->top_pos = XINT (tem0); |
3027 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
3028 | window_prompting |= YNegative; |
3029 | } | |
3030 | ||
3031 | if (EQ (tem1, Qminus)) | |
3032 | { | |
7556890b | 3033 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3034 | window_prompting |= XNegative; |
3035 | } | |
8e713be6 KR |
3036 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3037 | && CONSP (XCDR (tem1)) | |
3038 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3039 | { |
8e713be6 | 3040 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
3041 | window_prompting |= XNegative; |
3042 | } | |
8e713be6 KR |
3043 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3044 | && CONSP (XCDR (tem1)) | |
3045 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3046 | { |
8e713be6 | 3047 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 3048 | } |
f83f10ba | 3049 | else if (EQ (tem1, Qunbound)) |
7556890b | 3050 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3051 | else |
3052 | { | |
3053 | CHECK_NUMBER (tem1, 0); | |
7556890b RS |
3054 | f->output_data.x->left_pos = XINT (tem1); |
3055 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
3056 | window_prompting |= XNegative; |
3057 | } | |
3058 | ||
c3724dc2 | 3059 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
3060 | window_prompting |= USPosition; |
3061 | else | |
3062 | window_prompting |= PPosition; | |
01f1ba30 | 3063 | } |
f83f10ba | 3064 | |
739f2f53 | 3065 | return window_prompting; |
01f1ba30 JB |
3066 | } |
3067 | ||
f58534a3 RS |
3068 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
3069 | ||
3070 | Status | |
3071 | XSetWMProtocols (dpy, w, protocols, count) | |
3072 | Display *dpy; | |
3073 | Window w; | |
3074 | Atom *protocols; | |
3075 | int count; | |
3076 | { | |
3077 | Atom prop; | |
3078 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
3079 | if (prop == None) return False; | |
3080 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
3081 | (unsigned char *) protocols, count); | |
3082 | return True; | |
3083 | } | |
9ef48a9d RS |
3084 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
3085 | \f | |
3086 | #ifdef USE_X_TOOLKIT | |
3087 | ||
8e3d10a9 RS |
3088 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3089 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3090 | already be present because of the toolkit (Motif adds some of them, |
3091 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3092 | |
3093 | static void | |
b9dc4443 RS |
3094 | hack_wm_protocols (f, widget) |
3095 | FRAME_PTR f; | |
9ef48a9d RS |
3096 | Widget widget; |
3097 | { | |
3098 | Display *dpy = XtDisplay (widget); | |
3099 | Window w = XtWindow (widget); | |
3100 | int need_delete = 1; | |
3101 | int need_focus = 1; | |
59aa6c90 | 3102 | int need_save = 1; |
9ef48a9d RS |
3103 | |
3104 | BLOCK_INPUT; | |
3105 | { | |
3106 | Atom type, *atoms = 0; | |
3107 | int format = 0; | |
3108 | unsigned long nitems = 0; | |
3109 | unsigned long bytes_after; | |
3110 | ||
270958e8 KH |
3111 | if ((XGetWindowProperty (dpy, w, |
3112 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3113 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3114 | &type, &format, &nitems, &bytes_after, |
3115 | (unsigned char **) &atoms) | |
3116 | == Success) | |
9ef48a9d RS |
3117 | && format == 32 && type == XA_ATOM) |
3118 | while (nitems > 0) | |
3119 | { | |
3120 | nitems--; | |
b9dc4443 RS |
3121 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3122 | need_delete = 0; | |
3123 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3124 | need_focus = 0; | |
3125 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3126 | need_save = 0; | |
9ef48a9d RS |
3127 | } |
3128 | if (atoms) XFree ((char *) atoms); | |
3129 | } | |
3130 | { | |
3131 | Atom props [10]; | |
3132 | int count = 0; | |
b9dc4443 RS |
3133 | if (need_delete) |
3134 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3135 | if (need_focus) | |
3136 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3137 | if (need_save) | |
3138 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3139 | if (count) |
b9dc4443 RS |
3140 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3141 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3142 | (unsigned char *) props, count); |
3143 | } | |
3144 | UNBLOCK_INPUT; | |
3145 | } | |
3146 | #endif | |
86779fac GM |
3147 | |
3148 | ||
5a7df7d7 GM |
3149 | \f |
3150 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3151 | |
5a7df7d7 GM |
3152 | #ifdef HAVE_X_I18N |
3153 | ||
3154 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3155 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3156 | ||
3157 | ||
3158 | /* Supported XIM styles, ordered by preferenc. */ | |
3159 | ||
3160 | static XIMStyle supported_xim_styles[] = | |
3161 | { | |
3162 | XIMPreeditPosition | XIMStatusArea, | |
3163 | XIMPreeditPosition | XIMStatusNothing, | |
3164 | XIMPreeditPosition | XIMStatusNone, | |
3165 | XIMPreeditNothing | XIMStatusArea, | |
3166 | XIMPreeditNothing | XIMStatusNothing, | |
3167 | XIMPreeditNothing | XIMStatusNone, | |
3168 | XIMPreeditNone | XIMStatusArea, | |
3169 | XIMPreeditNone | XIMStatusNothing, | |
3170 | XIMPreeditNone | XIMStatusNone, | |
3171 | 0, | |
3172 | }; | |
3173 | ||
3174 | ||
3175 | /* Create an X fontset on frame F with base font name | |
3176 | BASE_FONTNAME.. */ | |
3177 | ||
3178 | static XFontSet | |
3179 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3180 | struct frame *f; |
5a7df7d7 | 3181 | char *base_fontname; |
86779fac | 3182 | { |
5a7df7d7 GM |
3183 | XFontSet xfs; |
3184 | char **missing_list; | |
3185 | int missing_count; | |
3186 | char *def_string; | |
86779fac | 3187 | |
5a7df7d7 GM |
3188 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3189 | base_fontname, &missing_list, | |
3190 | &missing_count, &def_string); | |
3191 | if (missing_list) | |
3192 | XFreeStringList (missing_list); | |
3193 | ||
3194 | /* No need to free def_string. */ | |
3195 | return xfs; | |
3196 | } | |
3197 | ||
3198 | ||
3199 | /* Value is the best input style, given user preferences USER (already | |
3200 | checked to be supported by Emacs), and styles supported by the | |
3201 | input method XIM. */ | |
3202 | ||
3203 | static XIMStyle | |
3204 | best_xim_style (user, xim) | |
3205 | XIMStyles *user; | |
3206 | XIMStyles *xim; | |
3207 | { | |
3208 | int i, j; | |
3209 | ||
3210 | for (i = 0; i < user->count_styles; ++i) | |
3211 | for (j = 0; j < xim->count_styles; ++j) | |
3212 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3213 | return user->supported_styles[i]; | |
3214 | ||
3215 | /* Return the default style. */ | |
3216 | return XIMPreeditNothing | XIMStatusNothing; | |
3217 | } | |
3218 | ||
3219 | /* Create XIC for frame F. */ | |
3220 | ||
3221 | void | |
3222 | create_frame_xic (f) | |
3223 | struct frame *f; | |
3224 | { | |
5a7df7d7 GM |
3225 | XIM xim; |
3226 | XIC xic = NULL; | |
3227 | XFontSet xfs = NULL; | |
3228 | static XIMStyle xic_style; | |
86779fac | 3229 | |
5a7df7d7 GM |
3230 | if (FRAME_XIC (f)) |
3231 | return; | |
3232 | ||
3233 | xim = FRAME_X_XIM (f); | |
3234 | if (xim) | |
3235 | { | |
d9d57cb2 DL |
3236 | XRectangle s_area; |
3237 | XPoint spot; | |
5a7df7d7 GM |
3238 | XVaNestedList preedit_attr; |
3239 | XVaNestedList status_attr; | |
3240 | char *base_fontname; | |
3241 | int fontset; | |
3242 | ||
d9d57cb2 DL |
3243 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3244 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3245 | /* Create X fontset. */ |
3246 | fontset = FRAME_FONTSET (f); | |
3247 | if (fontset < 0) | |
3248 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3249 | else | |
3250 | { | |
6ecb43ce KH |
3251 | /* Determine the base fontname from the ASCII font name of |
3252 | FONTSET. */ | |
3253 | char *ascii_font = (char *) XSTRING (fontset_ascii (fontset))->data; | |
3254 | char *p = ascii_font; | |
5a7df7d7 | 3255 | int i; |
6ecb43ce KH |
3256 | |
3257 | for (i = 0; *p; p++) | |
3258 | if (*p == '-') i++; | |
3259 | if (i != 14) | |
3260 | /* As the font name doesn't conform to XLFD, we can't | |
3261 | modify it to get a suitable base fontname for the | |
3262 | frame. */ | |
3263 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3264 | else | |
3265 | { | |
3266 | int len = strlen (ascii_font) + 1; | |
3267 | char *p1; | |
3268 | ||
3269 | for (i = 0, p = ascii_font; i < 8; p++) | |
3270 | { | |
3271 | if (*p == '-') | |
3272 | { | |
3273 | i++; | |
3274 | if (i == 3) | |
3275 | p1 = p + 1; | |
3276 | } | |
3277 | } | |
3278 | base_fontname = (char *) alloca (len); | |
3279 | bzero (base_fontname, len); | |
3280 | strcpy (base_fontname, "-*-*-"); | |
3281 | bcopy (p1, base_fontname + 5, p - p1); | |
3282 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
3283 | } | |
5a7df7d7 GM |
3284 | } |
3285 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3286 | |
5a7df7d7 GM |
3287 | /* Determine XIC style. */ |
3288 | if (xic_style == 0) | |
3289 | { | |
3290 | XIMStyles supported_list; | |
3291 | supported_list.count_styles = (sizeof supported_xim_styles | |
3292 | / sizeof supported_xim_styles[0]); | |
3293 | supported_list.supported_styles = supported_xim_styles; | |
3294 | xic_style = best_xim_style (&supported_list, | |
3295 | FRAME_X_XIM_STYLES (f)); | |
3296 | } | |
86779fac | 3297 | |
5a7df7d7 GM |
3298 | preedit_attr = XVaCreateNestedList (0, |
3299 | XNFontSet, xfs, | |
3300 | XNForeground, | |
3301 | FRAME_FOREGROUND_PIXEL (f), | |
3302 | XNBackground, | |
3303 | FRAME_BACKGROUND_PIXEL (f), | |
3304 | (xic_style & XIMPreeditPosition | |
3305 | ? XNSpotLocation | |
3306 | : NULL), | |
3307 | &spot, | |
3308 | NULL); | |
3309 | status_attr = XVaCreateNestedList (0, | |
3310 | XNArea, | |
3311 | &s_area, | |
3312 | XNFontSet, | |
3313 | xfs, | |
3314 | XNForeground, | |
3315 | FRAME_FOREGROUND_PIXEL (f), | |
3316 | XNBackground, | |
3317 | FRAME_BACKGROUND_PIXEL (f), | |
3318 | NULL); | |
3319 | ||
3320 | xic = XCreateIC (xim, | |
3321 | XNInputStyle, xic_style, | |
3322 | XNClientWindow, FRAME_X_WINDOW(f), | |
3323 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3324 | XNStatusAttributes, status_attr, | |
3325 | XNPreeditAttributes, preedit_attr, | |
3326 | NULL); | |
3327 | XFree (preedit_attr); | |
3328 | XFree (status_attr); | |
3329 | } | |
3330 | ||
3331 | FRAME_XIC (f) = xic; | |
3332 | FRAME_XIC_STYLE (f) = xic_style; | |
3333 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
3334 | } |
3335 | ||
5a7df7d7 GM |
3336 | |
3337 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3338 | ||
3339 | void | |
3340 | free_frame_xic (f) | |
3341 | struct frame *f; | |
3342 | { | |
3343 | if (FRAME_XIC (f) == NULL) | |
3344 | return; | |
3345 | ||
3346 | XDestroyIC (FRAME_XIC (f)); | |
3347 | if (FRAME_XIC_FONTSET (f)) | |
3348 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3349 | ||
3350 | FRAME_XIC (f) = NULL; | |
3351 | FRAME_XIC_FONTSET (f) = NULL; | |
3352 | } | |
3353 | ||
3354 | ||
3355 | /* Place preedit area for XIC of window W's frame to specified | |
3356 | pixel position X/Y. X and Y are relative to window W. */ | |
3357 | ||
3358 | void | |
3359 | xic_set_preeditarea (w, x, y) | |
3360 | struct window *w; | |
3361 | int x, y; | |
3362 | { | |
3363 | struct frame *f = XFRAME (w->frame); | |
3364 | XVaNestedList attr; | |
3365 | XPoint spot; | |
3366 | ||
3367 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3368 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3369 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3370 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3371 | XFree (attr); | |
3372 | } | |
3373 | ||
3374 | ||
3375 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3376 | ||
3377 | void | |
3378 | xic_set_statusarea (f) | |
3379 | struct frame *f; | |
3380 | { | |
3381 | XIC xic = FRAME_XIC (f); | |
3382 | XVaNestedList attr; | |
3383 | XRectangle area; | |
3384 | XRectangle *needed; | |
3385 | ||
3386 | /* Negotiate geometry of status area. If input method has existing | |
3387 | status area, use its current size. */ | |
3388 | area.x = area.y = area.width = area.height = 0; | |
3389 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3390 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3391 | XFree (attr); | |
3392 | ||
3393 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3394 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3395 | XFree (attr); | |
3396 | ||
3397 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3398 | { | |
3399 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3400 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3401 | XFree (attr); | |
3402 | } | |
3403 | ||
3404 | area.width = needed->width; | |
3405 | area.height = needed->height; | |
3406 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3407 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3408 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3409 | XFree (needed); | |
3410 | ||
3411 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3412 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3413 | XFree (attr); | |
3414 | } | |
3415 | ||
3416 | ||
3417 | /* Set X fontset for XIC of frame F, using base font name | |
3418 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3419 | ||
3420 | void | |
3421 | xic_set_xfontset (f, base_fontname) | |
3422 | struct frame *f; | |
3423 | char *base_fontname; | |
3424 | { | |
3425 | XVaNestedList attr; | |
3426 | XFontSet xfs; | |
3427 | ||
3428 | xfs = xic_create_xfontset (f, base_fontname); | |
3429 | ||
3430 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3431 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3432 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3433 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3434 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3435 | XFree (attr); | |
3436 | ||
3437 | if (FRAME_XIC_FONTSET (f)) | |
3438 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3439 | FRAME_XIC_FONTSET (f) = xfs; | |
3440 | } | |
3441 | ||
3442 | #endif /* HAVE_X_I18N */ | |
3443 | ||
3444 | ||
9ef48a9d | 3445 | \f |
8fc2766b RS |
3446 | #ifdef USE_X_TOOLKIT |
3447 | ||
3448 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3449 | |
01f1ba30 | 3450 | static void |
a7f7d550 FP |
3451 | x_window (f, window_prompting, minibuffer_only) |
3452 | struct frame *f; | |
3453 | long window_prompting; | |
3454 | int minibuffer_only; | |
01f1ba30 | 3455 | { |
9ef48a9d | 3456 | XClassHint class_hints; |
31ac8d8c FP |
3457 | XSetWindowAttributes attributes; |
3458 | unsigned long attribute_mask; | |
9ef48a9d RS |
3459 | Widget shell_widget; |
3460 | Widget pane_widget; | |
6c32dd68 | 3461 | Widget frame_widget; |
9ef48a9d RS |
3462 | Arg al [25]; |
3463 | int ac; | |
3464 | ||
3465 | BLOCK_INPUT; | |
3466 | ||
b7975ee4 KH |
3467 | /* Use the resource name as the top-level widget name |
3468 | for looking up resources. Make a non-Lisp copy | |
3469 | for the window manager, so GC relocation won't bother it. | |
3470 | ||
3471 | Elsewhere we specify the window name for the window manager. */ | |
3472 | ||
cca176a0 | 3473 | { |
b7975ee4 KH |
3474 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3475 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3476 | strcpy (f->namebuf, str); |
3477 | } | |
9ef48a9d RS |
3478 | |
3479 | ac = 0; | |
3480 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3481 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3482 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3483 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
9b2956e2 GM |
3484 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3485 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3486 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 3487 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3488 | applicationShellWidgetClass, |
82c90203 | 3489 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3490 | |
7556890b | 3491 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3492 | /* maybe_set_screen_title_format (shell_widget); */ |
3493 | ||
6c32dd68 PR |
3494 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3495 | (widget_value *) NULL, | |
3496 | shell_widget, False, | |
3497 | (lw_callback) NULL, | |
3498 | (lw_callback) NULL, | |
b6e11efd | 3499 | (lw_callback) NULL, |
6c32dd68 | 3500 | (lw_callback) NULL); |
9ef48a9d | 3501 | |
9b2956e2 GM |
3502 | ac = 0; |
3503 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
3504 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3505 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3506 | XtSetValues (pane_widget, al, ac); | |
7556890b | 3507 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3508 | |
9ef48a9d | 3509 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3510 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3511 | |
3512 | ac = 0; | |
3513 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3514 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3515 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3516 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3517 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
3518 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3519 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3520 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3521 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
3522 | al, ac); | |
9ef48a9d | 3523 | |
7556890b | 3524 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3525 | |
6c32dd68 | 3526 | XtManageChild (frame_widget); |
a7f7d550 FP |
3527 | |
3528 | /* Do some needed geometry management. */ | |
3529 | { | |
3530 | int len; | |
3531 | char *tem, shell_position[32]; | |
3532 | Arg al[2]; | |
3533 | int ac = 0; | |
5031cc10 | 3534 | int extra_borders = 0; |
8fc2766b | 3535 | int menubar_size |
7556890b RS |
3536 | = (f->output_data.x->menubar_widget |
3537 | ? (f->output_data.x->menubar_widget->core.height | |
3538 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3539 | : 0); |
a7f7d550 | 3540 | |
f7008aff RS |
3541 | #if 0 /* Experimentally, we now get the right results |
3542 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3543 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3544 | { | |
dd254b21 | 3545 | Dimension ibw = 0; |
01cbdba5 RS |
3546 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3547 | menubar_size += ibw; | |
3548 | } | |
f7008aff | 3549 | #endif |
01cbdba5 | 3550 | |
7556890b | 3551 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3552 | |
440b0bfd | 3553 | #ifndef USE_LUCID |
5031cc10 KH |
3554 | /* Motif seems to need this amount added to the sizes |
3555 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3556 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3557 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3558 | &extra_borders, NULL); | |
3559 | extra_borders *= 2; | |
3560 | #endif | |
5031cc10 | 3561 | |
97787173 RS |
3562 | /* Convert our geometry parameters into a geometry string |
3563 | and specify it. | |
3564 | Note that we do not specify here whether the position | |
3565 | is a user-specified or program-specified one. | |
3566 | We pass that information later, in x_wm_set_size_hints. */ | |
3567 | { | |
7556890b | 3568 | int left = f->output_data.x->left_pos; |
97787173 | 3569 | int xneg = window_prompting & XNegative; |
7556890b | 3570 | int top = f->output_data.x->top_pos; |
97787173 RS |
3571 | int yneg = window_prompting & YNegative; |
3572 | if (xneg) | |
3573 | left = -left; | |
3574 | if (yneg) | |
3575 | top = -top; | |
c760f47e KH |
3576 | |
3577 | if (window_prompting & USPosition) | |
5031cc10 KH |
3578 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3579 | PIXEL_WIDTH (f) + extra_borders, | |
3580 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3581 | (xneg ? '-' : '+'), left, |
3582 | (yneg ? '-' : '+'), top); | |
3583 | else | |
5031cc10 KH |
3584 | sprintf (shell_position, "=%dx%d", |
3585 | PIXEL_WIDTH (f) + extra_borders, | |
3586 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3587 | } |
3588 | ||
a7f7d550 | 3589 | len = strlen (shell_position) + 1; |
77110caa RS |
3590 | /* We don't free this because we don't know whether |
3591 | it is safe to free it while the frame exists. | |
3592 | It isn't worth the trouble of arranging to free it | |
3593 | when the frame is deleted. */ | |
a7f7d550 FP |
3594 | tem = (char *) xmalloc (len); |
3595 | strncpy (tem, shell_position, len); | |
3596 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3597 | XtSetValues (shell_widget, al, ac); | |
3598 | } | |
3599 | ||
9ef48a9d RS |
3600 | XtManageChild (pane_widget); |
3601 | XtRealizeWidget (shell_widget); | |
3602 | ||
6c32dd68 | 3603 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3604 | |
3605 | validate_x_resource_name (); | |
b7975ee4 | 3606 | |
9ef48a9d | 3607 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3608 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3609 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3610 | |
3611 | #ifdef HAVE_X_I18N | |
3612 | FRAME_XIC (f) = NULL; | |
4bd777b8 | 3613 | #ifdef USE_XIM |
5a7df7d7 | 3614 | create_frame_xic (f); |
4bd777b8 | 3615 | #endif |
5a7df7d7 | 3616 | #endif |
64d16748 | 3617 | |
7556890b RS |
3618 | f->output_data.x->wm_hints.input = True; |
3619 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3620 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3621 | &f->output_data.x->wm_hints); |
b8228beb | 3622 | |
c4ec904f | 3623 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3624 | |
6c32dd68 PR |
3625 | #ifdef HACK_EDITRES |
3626 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3627 | #endif | |
3628 | ||
9ef48a9d | 3629 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3630 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3631 | be initialized to something relevant to the time we created the window. |
3632 | */ | |
6c32dd68 | 3633 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3634 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3635 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3636 | (unsigned char*) NULL, 0); |
3637 | ||
5a7df7d7 | 3638 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3639 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3640 | |
3641 | #ifdef HAVE_X_I18N | |
3642 | if (FRAME_XIC (f)) | |
3643 | { | |
3644 | /* XIM server might require some X events. */ | |
3645 | unsigned long fevent = NoEventMask; | |
3646 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3647 | attributes.event_mask |= fevent; | |
3648 | } | |
3649 | #endif /* HAVE_X_I18N */ | |
3650 | ||
31ac8d8c FP |
3651 | attribute_mask = CWEventMask; |
3652 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3653 | attribute_mask, &attributes); | |
3654 | ||
6c32dd68 | 3655 | XtMapWidget (frame_widget); |
9ef48a9d | 3656 | |
8fc2766b RS |
3657 | /* x_set_name normally ignores requests to set the name if the |
3658 | requested name is the same as the current name. This is the one | |
3659 | place where that assumption isn't correct; f->name is set, but | |
3660 | the X server hasn't been told. */ | |
3661 | { | |
3662 | Lisp_Object name; | |
3663 | int explicit = f->explicit_name; | |
3664 | ||
3665 | f->explicit_name = 0; | |
3666 | name = f->name; | |
3667 | f->name = Qnil; | |
3668 | x_set_name (f, name, explicit); | |
3669 | } | |
3670 | ||
b9dc4443 | 3671 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3672 | f->output_data.x->text_cursor); |
8fc2766b RS |
3673 | |
3674 | UNBLOCK_INPUT; | |
3675 | ||
495fa05e GM |
3676 | /* This is a no-op, except under Motif. Make sure main areas are |
3677 | set to something reasonable, in case we get an error later. */ | |
3678 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3679 | } |
3680 | ||
9ef48a9d RS |
3681 | #else /* not USE_X_TOOLKIT */ |
3682 | ||
8fc2766b RS |
3683 | /* Create and set up the X window for frame F. */ |
3684 | ||
201d8c78 | 3685 | void |
8fc2766b RS |
3686 | x_window (f) |
3687 | struct frame *f; | |
3688 | ||
3689 | { | |
3690 | XClassHint class_hints; | |
3691 | XSetWindowAttributes attributes; | |
3692 | unsigned long attribute_mask; | |
3693 | ||
7556890b RS |
3694 | attributes.background_pixel = f->output_data.x->background_pixel; |
3695 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3696 | attributes.bit_gravity = StaticGravity; |
3697 | attributes.backing_store = NotUseful; | |
3698 | attributes.save_under = True; | |
3699 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
3700 | attributes.colormap = FRAME_X_COLORMAP (f); |
3701 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
3702 | | CWColormap); | |
01f1ba30 JB |
3703 | |
3704 | BLOCK_INPUT; | |
fe24a618 | 3705 | FRAME_X_WINDOW (f) |
b9dc4443 | 3706 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
3707 | f->output_data.x->parent_desc, |
3708 | f->output_data.x->left_pos, | |
3709 | f->output_data.x->top_pos, | |
f676886a | 3710 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 3711 | f->output_data.x->border_width, |
01f1ba30 JB |
3712 | CopyFromParent, /* depth */ |
3713 | InputOutput, /* class */ | |
383d6ffc | 3714 | FRAME_X_VISUAL (f), |
01f1ba30 | 3715 | attribute_mask, &attributes); |
5a7df7d7 GM |
3716 | |
3717 | #ifdef HAVE_X_I18N | |
4bd777b8 | 3718 | #ifdef USE_XIM |
5a7df7d7 GM |
3719 | create_frame_xic (f); |
3720 | if (FRAME_XIC (f)) | |
3721 | { | |
3722 | /* XIM server might require some X events. */ | |
3723 | unsigned long fevent = NoEventMask; | |
3724 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3725 | attributes.event_mask |= fevent; | |
3726 | attribute_mask = CWEventMask; | |
3727 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3728 | attribute_mask, &attributes); | |
3729 | } | |
4bd777b8 | 3730 | #endif |
5a7df7d7 GM |
3731 | #endif /* HAVE_X_I18N */ |
3732 | ||
d387c960 | 3733 | validate_x_resource_name (); |
b7975ee4 | 3734 | |
d387c960 | 3735 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3736 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3737 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 3738 | |
00983aba KH |
3739 | /* The menubar is part of the ordinary display; |
3740 | it does not count in addition to the height of the window. */ | |
7556890b | 3741 | f->output_data.x->menubar_height = 0; |
00983aba | 3742 | |
179956b9 JB |
3743 | /* This indicates that we use the "Passive Input" input model. |
3744 | Unless we do this, we don't get the Focus{In,Out} events that we | |
3745 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 3746 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 3747 | |
7556890b RS |
3748 | f->output_data.x->wm_hints.input = True; |
3749 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3750 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3751 | &f->output_data.x->wm_hints); |
6d078211 | 3752 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 3753 | |
032e4ebe RS |
3754 | /* Request "save yourself" and "delete window" commands from wm. */ |
3755 | { | |
3756 | Atom protocols[2]; | |
b9dc4443 RS |
3757 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
3758 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
3759 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 3760 | } |
9ef48a9d | 3761 | |
e373f201 JB |
3762 | /* x_set_name normally ignores requests to set the name if the |
3763 | requested name is the same as the current name. This is the one | |
3764 | place where that assumption isn't correct; f->name is set, but | |
3765 | the X server hasn't been told. */ | |
3766 | { | |
98381190 | 3767 | Lisp_Object name; |
cf177271 | 3768 | int explicit = f->explicit_name; |
e373f201 | 3769 | |
cf177271 | 3770 | f->explicit_name = 0; |
98381190 KH |
3771 | name = f->name; |
3772 | f->name = Qnil; | |
cf177271 | 3773 | x_set_name (f, name, explicit); |
e373f201 JB |
3774 | } |
3775 | ||
b9dc4443 | 3776 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3777 | f->output_data.x->text_cursor); |
9ef48a9d | 3778 | |
01f1ba30 JB |
3779 | UNBLOCK_INPUT; |
3780 | ||
fe24a618 | 3781 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 3782 | error ("Unable to create window"); |
01f1ba30 JB |
3783 | } |
3784 | ||
8fc2766b RS |
3785 | #endif /* not USE_X_TOOLKIT */ |
3786 | ||
01f1ba30 JB |
3787 | /* Handle the icon stuff for this window. Perhaps later we might |
3788 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 3789 | well. */ |
01f1ba30 JB |
3790 | |
3791 | static void | |
f676886a JB |
3792 | x_icon (f, parms) |
3793 | struct frame *f; | |
01f1ba30 JB |
3794 | Lisp_Object parms; |
3795 | { | |
f9942c9e | 3796 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 3797 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3798 | |
3799 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 3800 | icons in an icon window. */ |
333b20bb GM |
3801 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
3802 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 3803 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 3804 | { |
f9942c9e JB |
3805 | CHECK_NUMBER (icon_x, 0); |
3806 | CHECK_NUMBER (icon_y, 0); | |
01f1ba30 | 3807 | } |
f9942c9e | 3808 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 3809 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 3810 | |
f9942c9e JB |
3811 | BLOCK_INPUT; |
3812 | ||
fe24a618 JB |
3813 | if (! EQ (icon_x, Qunbound)) |
3814 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 3815 | |
01f1ba30 | 3816 | /* Start up iconic or window? */ |
49795535 | 3817 | x_wm_set_window_state |
333b20bb GM |
3818 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
3819 | Qicon) | |
49795535 JB |
3820 | ? IconicState |
3821 | : NormalState)); | |
01f1ba30 | 3822 | |
f468da95 RS |
3823 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
3824 | ? f->icon_name | |
3825 | : f->name))->data); | |
80534dd6 | 3826 | |
01f1ba30 JB |
3827 | UNBLOCK_INPUT; |
3828 | } | |
3829 | ||
3830 | /* Make the GC's needed for this window, setting the | |
3831 | background, border and mouse colors; also create the | |
3832 | mouse cursor and the gray border tile. */ | |
3833 | ||
f945b920 JB |
3834 | static char cursor_bits[] = |
3835 | { | |
3836 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3837 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3838 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3839 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
3840 | }; | |
3841 | ||
01f1ba30 | 3842 | static void |
f676886a JB |
3843 | x_make_gc (f) |
3844 | struct frame *f; | |
01f1ba30 JB |
3845 | { |
3846 | XGCValues gc_values; | |
01f1ba30 | 3847 | |
6afb1d07 JB |
3848 | BLOCK_INPUT; |
3849 | ||
f676886a | 3850 | /* Create the GC's of this frame. |
9ef48a9d | 3851 | Note that many default values are used. */ |
01f1ba30 JB |
3852 | |
3853 | /* Normal video */ | |
7556890b RS |
3854 | gc_values.font = f->output_data.x->font->fid; |
3855 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
3856 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 3857 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
7556890b | 3858 | f->output_data.x->normal_gc = XCreateGC (FRAME_X_DISPLAY (f), |
fe24a618 | 3859 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3860 | GCLineWidth | GCFont |
3861 | | GCForeground | GCBackground, | |
3862 | &gc_values); | |
3863 | ||
b9dc4443 | 3864 | /* Reverse video style. */ |
7556890b RS |
3865 | gc_values.foreground = f->output_data.x->background_pixel; |
3866 | gc_values.background = f->output_data.x->foreground_pixel; | |
3867 | f->output_data.x->reverse_gc = XCreateGC (FRAME_X_DISPLAY (f), | |
fe24a618 | 3868 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3869 | GCFont | GCForeground | GCBackground |
3870 | | GCLineWidth, | |
3871 | &gc_values); | |
3872 | ||
9ef48a9d | 3873 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
3874 | gc_values.foreground = f->output_data.x->background_pixel; |
3875 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
3876 | gc_values.fill_style = FillOpaqueStippled; |
3877 | gc_values.stipple | |
b9dc4443 RS |
3878 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
3879 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 3880 | cursor_bits, 16, 16); |
7556890b | 3881 | f->output_data.x->cursor_gc |
b9dc4443 | 3882 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 3883 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 3884 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
3885 | &gc_values); |
3886 | ||
333b20bb GM |
3887 | /* Reliefs. */ |
3888 | f->output_data.x->white_relief.gc = 0; | |
3889 | f->output_data.x->black_relief.gc = 0; | |
3890 | ||
01f1ba30 | 3891 | /* Create the gray border tile used when the pointer is not in |
f676886a | 3892 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 3893 | this must be done on a per-frame basis. */ |
7556890b | 3894 | f->output_data.x->border_tile |
d043f1a4 | 3895 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 3896 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 3897 | gray_bits, gray_width, gray_height, |
7556890b RS |
3898 | f->output_data.x->foreground_pixel, |
3899 | f->output_data.x->background_pixel, | |
b9dc4443 RS |
3900 | DefaultDepth (FRAME_X_DISPLAY (f), |
3901 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))))); | |
6afb1d07 JB |
3902 | |
3903 | UNBLOCK_INPUT; | |
01f1ba30 | 3904 | } |
01f1ba30 | 3905 | |
f676886a | 3906 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 3907 | 1, 1, 0, |
f676886a | 3908 | "Make a new X window, which is called a \"frame\" in Emacs terms.\n\ |
08a90d6a | 3909 | Returns an Emacs frame object.\n\ |
f676886a JB |
3910 | ALIST is an alist of frame parameters.\n\ |
3911 | If the parameters specify that the frame should not have a minibuffer,\n\ | |
e22d6b02 | 3912 | and do not specify a specific minibuffer window to use,\n\ |
f676886a | 3913 | then `default-minibuffer-frame' must be a frame whose minibuffer can\n\ |
08a90d6a RS |
3914 | be shared by the new frame.\n\ |
3915 | \n\ | |
3916 | This function is an internal primitive--use `make-frame' instead.") | |
01f1ba30 JB |
3917 | (parms) |
3918 | Lisp_Object parms; | |
3919 | { | |
f676886a | 3920 | struct frame *f; |
2365c027 | 3921 | Lisp_Object frame, tem; |
01f1ba30 JB |
3922 | Lisp_Object name; |
3923 | int minibuffer_only = 0; | |
3924 | long window_prompting = 0; | |
3925 | int width, height; | |
9ef48a9d | 3926 | int count = specpdl_ptr - specpdl; |
ecaca587 | 3927 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 3928 | Lisp_Object display; |
333b20bb | 3929 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 3930 | Lisp_Object parent; |
e557f19d | 3931 | struct kboard *kb; |
01f1ba30 | 3932 | |
11ae94fe | 3933 | check_x (); |
01f1ba30 | 3934 | |
b7975ee4 KH |
3935 | /* Use this general default value to start with |
3936 | until we know if this frame has a specified name. */ | |
3937 | Vx_resource_name = Vinvocation_name; | |
3938 | ||
333b20bb | 3939 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
3940 | if (EQ (display, Qunbound)) |
3941 | display = Qnil; | |
3942 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
3943 | #ifdef MULTI_KBOARD |
3944 | kb = dpyinfo->kboard; | |
3945 | #else | |
3946 | kb = &the_only_kboard; | |
3947 | #endif | |
b9dc4443 | 3948 | |
333b20bb | 3949 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 3950 | if (!STRINGP (name) |
cf177271 JB |
3951 | && ! EQ (name, Qunbound) |
3952 | && ! NILP (name)) | |
08a90d6a | 3953 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 3954 | |
b7975ee4 KH |
3955 | if (STRINGP (name)) |
3956 | Vx_resource_name = name; | |
3957 | ||
a59e4f3d | 3958 | /* See if parent window is specified. */ |
333b20bb | 3959 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
3960 | if (EQ (parent, Qunbound)) |
3961 | parent = Qnil; | |
3962 | if (! NILP (parent)) | |
3963 | CHECK_NUMBER (parent, 0); | |
3964 | ||
ecaca587 RS |
3965 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
3966 | /* No need to protect DISPLAY because that's not used after passing | |
3967 | it to make_frame_without_minibuffer. */ | |
3968 | frame = Qnil; | |
3969 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
3970 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
3971 | RES_TYPE_SYMBOL); | |
f9942c9e | 3972 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 3973 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 3974 | else if (EQ (tem, Qonly)) |
01f1ba30 | 3975 | { |
f676886a | 3976 | f = make_minibuffer_frame (); |
01f1ba30 JB |
3977 | minibuffer_only = 1; |
3978 | } | |
6a5e54e2 | 3979 | else if (WINDOWP (tem)) |
2526c290 | 3980 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
3981 | else |
3982 | f = make_frame (1); | |
01f1ba30 | 3983 | |
ecaca587 RS |
3984 | XSETFRAME (frame, f); |
3985 | ||
a3c87d4e JB |
3986 | /* Note that X Windows does support scroll bars. */ |
3987 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 3988 | |
08a90d6a | 3989 | f->output_method = output_x_window; |
7556890b RS |
3990 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
3991 | bzero (f->output_data.x, sizeof (struct x_output)); | |
3992 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 3993 | f->output_data.x->fontset = -1; |
333b20bb GM |
3994 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
3995 | f->output_data.x->scroll_bar_background_pixel = -1; | |
08a90d6a | 3996 | |
f468da95 | 3997 | f->icon_name |
333b20bb GM |
3998 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
3999 | RES_TYPE_STRING); | |
f468da95 RS |
4000 | if (! STRINGP (f->icon_name)) |
4001 | f->icon_name = Qnil; | |
80534dd6 | 4002 | |
08a90d6a | 4003 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
73410c76 | 4004 | #ifdef MULTI_KBOARD |
e557f19d | 4005 | FRAME_KBOARD (f) = kb; |
73410c76 | 4006 | #endif |
08a90d6a | 4007 | |
9b2956e2 GM |
4008 | /* These colors will be set anyway later, but it's important |
4009 | to get the color reference counts right, so initialize them! */ | |
4010 | { | |
4011 | Lisp_Object black; | |
4012 | struct gcpro gcpro1; | |
4013 | ||
4014 | black = build_string ("black"); | |
4015 | GCPRO1 (black); | |
4016 | f->output_data.x->foreground_pixel | |
4017 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4018 | f->output_data.x->background_pixel | |
4019 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4020 | f->output_data.x->cursor_pixel | |
4021 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4022 | f->output_data.x->cursor_foreground_pixel | |
4023 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4024 | f->output_data.x->border_pixel | |
4025 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4026 | f->output_data.x->mouse_pixel | |
4027 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4028 | UNGCPRO; | |
4029 | } | |
4030 | ||
a59e4f3d RS |
4031 | /* Specify the parent under which to make this X window. */ |
4032 | ||
4033 | if (!NILP (parent)) | |
4034 | { | |
8c239ac3 | 4035 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 4036 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
4037 | } |
4038 | else | |
4039 | { | |
7556890b RS |
4040 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
4041 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
4042 | } |
4043 | ||
cf177271 JB |
4044 | /* Set the name; the functions to which we pass f expect the name to |
4045 | be set. */ | |
4046 | if (EQ (name, Qunbound) || NILP (name)) | |
4047 | { | |
08a90d6a | 4048 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
4049 | f->explicit_name = 0; |
4050 | } | |
4051 | else | |
4052 | { | |
4053 | f->name = name; | |
4054 | f->explicit_name = 1; | |
9ef48a9d RS |
4055 | /* use the frame's title when getting resources for this frame. */ |
4056 | specbind (Qx_resource_name, name); | |
cf177271 | 4057 | } |
01f1ba30 | 4058 | |
01f1ba30 JB |
4059 | /* Extract the window parameters from the supplied values |
4060 | that are needed to determine window geometry. */ | |
d387c960 JB |
4061 | { |
4062 | Lisp_Object font; | |
4063 | ||
333b20bb | 4064 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 4065 | |
6817eab4 | 4066 | BLOCK_INPUT; |
e5e548e3 RS |
4067 | /* First, try whatever font the caller has specified. */ |
4068 | if (STRINGP (font)) | |
942ea06d | 4069 | { |
49965a29 | 4070 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
4071 | if (STRINGP (tem)) |
4072 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
4073 | else |
4074 | font = x_new_font (f, XSTRING (font)->data); | |
4075 | } | |
333b20bb | 4076 | |
e5e548e3 | 4077 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
4078 | if (!STRINGP (font)) |
4079 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 4080 | if (!STRINGP (font)) |
a6ac02af | 4081 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 4082 | if (! STRINGP (font)) |
a6ac02af | 4083 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
4084 | if (! STRINGP (font)) |
4085 | /* This was formerly the first thing tried, but it finds too many fonts | |
4086 | and takes too long. */ | |
4087 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
4088 | /* If those didn't work, look for something which will at least work. */ | |
4089 | if (! STRINGP (font)) | |
a6ac02af | 4090 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
4091 | UNBLOCK_INPUT; |
4092 | if (! STRINGP (font)) | |
e5e548e3 RS |
4093 | font = build_string ("fixed"); |
4094 | ||
477f8642 | 4095 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 4096 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 4097 | } |
9ef48a9d | 4098 | |
e3881aa0 | 4099 | #ifdef USE_LUCID |
82c90203 RS |
4100 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
4101 | whereby it fails to get any font. */ | |
7556890b | 4102 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 4103 | #endif |
82c90203 | 4104 | |
cf177271 | 4105 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
4106 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
4107 | ||
ddf768c3 JB |
4108 | /* This defaults to 2 in order to match xterm. We recognize either |
4109 | internalBorderWidth or internalBorder (which is what xterm calls | |
4110 | it). */ | |
4111 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4112 | { | |
4113 | Lisp_Object value; | |
4114 | ||
abb4b7ec | 4115 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 4116 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
4117 | if (! EQ (value, Qunbound)) |
4118 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4119 | parms); | |
4120 | } | |
dca97592 | 4121 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
4122 | "internalBorderWidth", "internalBorderWidth", |
4123 | RES_TYPE_NUMBER); | |
1ab3d87e | 4124 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
4125 | "verticalScrollBars", "ScrollBars", |
4126 | RES_TYPE_SYMBOL); | |
01f1ba30 | 4127 | |
b9dc4443 | 4128 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 4129 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4130 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4131 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4132 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4133 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4134 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4135 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4136 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4137 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4138 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4139 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4140 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
4141 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
4142 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
333b20bb GM |
4143 | |
4144 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4145 | "scrollBarForeground", | |
4146 | "ScrollBarForeground", 1); | |
4147 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4148 | "scrollBarBackground", | |
4149 | "ScrollBarBackground", 0); | |
4150 | ||
4151 | /* Init faces before x_default_parameter is called for scroll-bar | |
4152 | parameters because that function calls x_set_scroll_bar_width, | |
4153 | which calls change_frame_size, which calls Fset_window_buffer, | |
4154 | which runs hooks, which call Fvertical_motion. At the end, we | |
4155 | end up in init_iterator with a null face cache, which should not | |
4156 | happen. */ | |
4157 | init_frame_faces (f); | |
4158 | ||
c7bcb20d | 4159 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4160 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
9ea173e8 | 4161 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), |
333b20bb | 4162 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4163 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4164 | "bufferPredicate", "BufferPredicate", |
4165 | RES_TYPE_SYMBOL); | |
c2304e02 | 4166 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4167 | "title", "Title", RES_TYPE_STRING); |
90eb1019 | 4168 | |
7556890b | 4169 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
f676886a | 4170 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4171 | |
f83f10ba | 4172 | if (window_prompting & XNegative) |
2365c027 | 4173 | { |
f83f10ba | 4174 | if (window_prompting & YNegative) |
7556890b | 4175 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4176 | else |
7556890b | 4177 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4178 | } |
4179 | else | |
4180 | { | |
4181 | if (window_prompting & YNegative) | |
7556890b | 4182 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4183 | else |
7556890b | 4184 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4185 | } |
4186 | ||
7556890b | 4187 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4188 | |
495fa05e GM |
4189 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4190 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4191 | ||
9ea173e8 | 4192 | /* Create the X widget or window. Add the tool-bar height to the |
333b20bb GM |
4193 | initial frame height so that the user gets a text display area of |
4194 | the size he specified with -g or via .Xdefaults. Later changes | |
9ea173e8 | 4195 | of the tool-bar height don't change the frame size. This is done |
333b20bb | 4196 | so that users can create tall Emacs frames without having to |
9ea173e8 GM |
4197 | guess how tall the tool-bar will get. */ |
4198 | f->height += FRAME_TOOL_BAR_LINES (f); | |
495fa05e | 4199 | |
a7f7d550 FP |
4200 | #ifdef USE_X_TOOLKIT |
4201 | x_window (f, window_prompting, minibuffer_only); | |
4202 | #else | |
f676886a | 4203 | x_window (f); |
a7f7d550 | 4204 | #endif |
495fa05e | 4205 | |
f676886a JB |
4206 | x_icon (f, parms); |
4207 | x_make_gc (f); | |
01f1ba30 | 4208 | |
495fa05e GM |
4209 | /* Now consider the frame official. */ |
4210 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4211 | Vframe_list = Fcons (frame, Vframe_list); | |
4212 | ||
f9942c9e JB |
4213 | /* We need to do this after creating the X window, so that the |
4214 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4215 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4216 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4217 | |
cf177271 | 4218 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4219 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4220 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4221 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4222 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4223 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4224 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4225 | "scrollBarWidth", "ScrollBarWidth", | |
4226 | RES_TYPE_NUMBER); | |
f9942c9e | 4227 | |
f676886a | 4228 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4229 | Change will not be effected unless different from the current |
b9dc4443 | 4230 | f->height. */ |
f676886a JB |
4231 | width = f->width; |
4232 | height = f->height; | |
1ab3d87e RS |
4233 | f->height = 0; |
4234 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4235 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4236 | |
495fa05e GM |
4237 | /* Set up faces after all frame parameters are known. */ |
4238 | call1 (Qface_set_after_frame_default, frame); | |
05c8abbe | 4239 | |
495fa05e GM |
4240 | #ifdef USE_X_TOOLKIT |
4241 | /* Create the menu bar. */ | |
4242 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4243 | { | |
4244 | /* If this signals an error, we haven't set size hints for the | |
4245 | frame and we didn't make it visible. */ | |
4246 | initialize_frame_menubar (f); | |
4247 | ||
4248 | /* This is a no-op, except under Motif where it arranges the | |
4249 | main window for the widgets on it. */ | |
4250 | lw_set_main_areas (f->output_data.x->column_widget, | |
4251 | f->output_data.x->menubar_widget, | |
4252 | f->output_data.x->edit_widget); | |
4253 | } | |
4254 | #endif /* USE_X_TOOLKIT */ | |
4255 | ||
4256 | /* Tell the server what size and position, etc, we want, and how | |
4257 | badly we want them. This should be done after we have the menu | |
4258 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4259 | BLOCK_INPUT; |
7989f084 | 4260 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4261 | UNBLOCK_INPUT; |
4262 | ||
495fa05e GM |
4263 | /* Make the window appear on the frame and enable display, unless |
4264 | the caller says not to. However, with explicit parent, Emacs | |
4265 | cannot control visibility, so don't try. */ | |
7556890b | 4266 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4267 | { |
4268 | Lisp_Object visibility; | |
49795535 | 4269 | |
333b20bb GM |
4270 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4271 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4272 | if (EQ (visibility, Qunbound)) |
4273 | visibility = Qt; | |
49795535 | 4274 | |
a59e4f3d RS |
4275 | if (EQ (visibility, Qicon)) |
4276 | x_iconify_frame (f); | |
4277 | else if (! NILP (visibility)) | |
4278 | x_make_frame_visible (f); | |
4279 | else | |
4280 | /* Must have been Qnil. */ | |
4281 | ; | |
4282 | } | |
01f1ba30 | 4283 | |
495fa05e | 4284 | UNGCPRO; |
9ef48a9d | 4285 | return unbind_to (count, frame); |
01f1ba30 JB |
4286 | } |
4287 | ||
0d17d282 KH |
4288 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4289 | display info directly because we're called from frame.c, which doesn't | |
4290 | know about that structure. */ | |
e4f79258 | 4291 | |
87498171 | 4292 | Lisp_Object |
0d17d282 KH |
4293 | x_get_focus_frame (frame) |
4294 | struct frame *frame; | |
87498171 | 4295 | { |
0d17d282 | 4296 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4297 | Lisp_Object xfocus; |
0d17d282 | 4298 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4299 | return Qnil; |
4300 | ||
0d17d282 | 4301 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4302 | return xfocus; |
4303 | } | |
f0614854 | 4304 | |
3decc1e7 GM |
4305 | |
4306 | /* In certain situations, when the window manager follows a | |
4307 | click-to-focus policy, there seems to be no way around calling | |
4308 | XSetInputFocus to give another frame the input focus . | |
4309 | ||
4310 | In an ideal world, XSetInputFocus should generally be avoided so | |
4311 | that applications don't interfere with the window manager's focus | |
4312 | policy. But I think it's okay to use when it's clearly done | |
4313 | following a user-command. */ | |
4314 | ||
4315 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
4316 | "Set the input focus to FRAME.\n\ | |
4317 | FRAME nil means use the selected frame.") | |
4318 | (frame) | |
4319 | Lisp_Object frame; | |
4320 | { | |
4321 | struct frame *f = check_x_frame (frame); | |
4322 | Display *dpy = FRAME_X_DISPLAY (f); | |
4323 | int count; | |
4324 | ||
4325 | BLOCK_INPUT; | |
4326 | count = x_catch_errors (dpy); | |
4327 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4328 | RevertToParent, CurrentTime); | |
4329 | x_uncatch_errors (dpy, count); | |
4330 | UNBLOCK_INPUT; | |
4331 | ||
4332 | return Qnil; | |
4333 | } | |
4334 | ||
f0614854 | 4335 | \f |
2d764c78 EZ |
4336 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
4337 | "Internal function called by `color-defined-p', which see.") | |
b9dc4443 RS |
4338 | (color, frame) |
4339 | Lisp_Object color, frame; | |
e12d55b2 | 4340 | { |
b9dc4443 RS |
4341 | XColor foo; |
4342 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4343 | |
b9dc4443 RS |
4344 | CHECK_STRING (color, 1); |
4345 | ||
2d764c78 | 4346 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4347 | return Qt; |
4348 | else | |
4349 | return Qnil; | |
4350 | } | |
4351 | ||
2d764c78 EZ |
4352 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
4353 | "Internal function called by `color-values', which see.") | |
b9dc4443 RS |
4354 | (color, frame) |
4355 | Lisp_Object color, frame; | |
01f1ba30 | 4356 | { |
b9dc4443 RS |
4357 | XColor foo; |
4358 | FRAME_PTR f = check_x_frame (frame); | |
4359 | ||
4360 | CHECK_STRING (color, 1); | |
01f1ba30 | 4361 | |
2d764c78 | 4362 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4363 | { |
4364 | Lisp_Object rgb[3]; | |
4365 | ||
4366 | rgb[0] = make_number (foo.red); | |
4367 | rgb[1] = make_number (foo.green); | |
4368 | rgb[2] = make_number (foo.blue); | |
4369 | return Flist (3, rgb); | |
4370 | } | |
01f1ba30 JB |
4371 | else |
4372 | return Qnil; | |
4373 | } | |
4374 | ||
2d764c78 EZ |
4375 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
4376 | "Internal function called by `display-color-p', which see.") | |
08a90d6a RS |
4377 | (display) |
4378 | Lisp_Object display; | |
01f1ba30 | 4379 | { |
08a90d6a | 4380 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4381 | |
b9dc4443 | 4382 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4383 | return Qnil; |
4384 | ||
b9dc4443 | 4385 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4386 | { |
4387 | case StaticColor: | |
4388 | case PseudoColor: | |
4389 | case TrueColor: | |
4390 | case DirectColor: | |
4391 | return Qt; | |
4392 | ||
4393 | default: | |
4394 | return Qnil; | |
4395 | } | |
4396 | } | |
4397 | ||
d0c9d219 | 4398 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
b9dc4443 | 4399 | 0, 1, 0, |
08a90d6a | 4400 | "Return t if the X display supports shades of gray.\n\ |
ae6b58f9 | 4401 | Note that color displays do support shades of gray.\n\ |
08a90d6a RS |
4402 | The optional argument DISPLAY specifies which display to ask about.\n\ |
4403 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4404 | If omitted or nil, that stands for the selected frame's display.") | |
4405 | (display) | |
4406 | Lisp_Object display; | |
d0c9d219 | 4407 | { |
08a90d6a | 4408 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4409 | |
ae6b58f9 | 4410 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4411 | return Qnil; |
4412 | ||
ae6b58f9 RS |
4413 | switch (dpyinfo->visual->class) |
4414 | { | |
4415 | case StaticColor: | |
4416 | case PseudoColor: | |
4417 | case TrueColor: | |
4418 | case DirectColor: | |
4419 | case StaticGray: | |
4420 | case GrayScale: | |
4421 | return Qt; | |
4422 | ||
4423 | default: | |
4424 | return Qnil; | |
4425 | } | |
d0c9d219 RS |
4426 | } |
4427 | ||
41beb8fc RS |
4428 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
4429 | 0, 1, 0, | |
08a90d6a RS |
4430 | "Returns the width in pixels of the X display DISPLAY.\n\ |
4431 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4432 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4433 | If omitted or nil, that stands for the selected frame's display.") | |
4434 | (display) | |
4435 | Lisp_Object display; | |
41beb8fc | 4436 | { |
08a90d6a | 4437 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4438 | |
4439 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4440 | } |
4441 | ||
4442 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
4443 | Sx_display_pixel_height, 0, 1, 0, | |
08a90d6a RS |
4444 | "Returns the height in pixels of the X display DISPLAY.\n\ |
4445 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4446 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4447 | If omitted or nil, that stands for the selected frame's display.") | |
4448 | (display) | |
4449 | Lisp_Object display; | |
41beb8fc | 4450 | { |
08a90d6a | 4451 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4452 | |
4453 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4454 | } |
4455 | ||
4456 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
4457 | 0, 1, 0, | |
08a90d6a RS |
4458 | "Returns the number of bitplanes of the X display DISPLAY.\n\ |
4459 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4460 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4461 | If omitted or nil, that stands for the selected frame's display.") | |
4462 | (display) | |
4463 | Lisp_Object display; | |
41beb8fc | 4464 | { |
08a90d6a | 4465 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4466 | |
4467 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4468 | } |
4469 | ||
4470 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
4471 | 0, 1, 0, | |
08a90d6a RS |
4472 | "Returns the number of color cells of the X display DISPLAY.\n\ |
4473 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4474 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4475 | If omitted or nil, that stands for the selected frame's display.") | |
4476 | (display) | |
4477 | Lisp_Object display; | |
41beb8fc | 4478 | { |
08a90d6a | 4479 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4480 | |
4481 | return make_number (DisplayCells (dpyinfo->display, | |
4482 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4483 | } |
4484 | ||
9d317b2c RS |
4485 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4486 | Sx_server_max_request_size, | |
4487 | 0, 1, 0, | |
08a90d6a RS |
4488 | "Returns the maximum request size of the X server of display DISPLAY.\n\ |
4489 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4490 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4491 | If omitted or nil, that stands for the selected frame's display.") | |
4492 | (display) | |
4493 | Lisp_Object display; | |
9d317b2c | 4494 | { |
08a90d6a | 4495 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4496 | |
4497 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4498 | } |
4499 | ||
41beb8fc | 4500 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
08a90d6a RS |
4501 | "Returns the vendor ID string of the X server of display DISPLAY.\n\ |
4502 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4503 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4504 | If omitted or nil, that stands for the selected frame's display.") | |
4505 | (display) | |
4506 | Lisp_Object display; | |
41beb8fc | 4507 | { |
08a90d6a | 4508 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4509 | char *vendor = ServerVendor (dpyinfo->display); |
4510 | ||
41beb8fc RS |
4511 | if (! vendor) vendor = ""; |
4512 | return build_string (vendor); | |
4513 | } | |
4514 | ||
4515 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
08a90d6a | 4516 | "Returns the version numbers of the X server of display DISPLAY.\n\ |
41beb8fc RS |
4517 | The value is a list of three integers: the major and minor\n\ |
4518 | version numbers of the X Protocol in use, and the vendor-specific release\n\ | |
08a90d6a RS |
4519 | number. See also the function `x-server-vendor'.\n\n\ |
4520 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4521 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4522 | If omitted or nil, that stands for the selected frame's display.") | |
4523 | (display) | |
4524 | Lisp_Object display; | |
41beb8fc | 4525 | { |
08a90d6a | 4526 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4527 | Display *dpy = dpyinfo->display; |
11ae94fe | 4528 | |
41beb8fc RS |
4529 | return Fcons (make_number (ProtocolVersion (dpy)), |
4530 | Fcons (make_number (ProtocolRevision (dpy)), | |
4531 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4532 | } | |
4533 | ||
4534 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
08a90d6a RS |
4535 | "Returns the number of screens on the X server of display DISPLAY.\n\ |
4536 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4537 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4538 | If omitted or nil, that stands for the selected frame's display.") | |
4539 | (display) | |
4540 | Lisp_Object display; | |
41beb8fc | 4541 | { |
08a90d6a | 4542 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4543 | |
4544 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4545 | } |
4546 | ||
4547 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
08a90d6a RS |
4548 | "Returns the height in millimeters of the X display DISPLAY.\n\ |
4549 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4550 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4551 | If omitted or nil, that stands for the selected frame's display.") | |
4552 | (display) | |
4553 | Lisp_Object display; | |
41beb8fc | 4554 | { |
08a90d6a | 4555 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4556 | |
4557 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4558 | } |
4559 | ||
4560 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
08a90d6a RS |
4561 | "Returns the width in millimeters of the X display DISPLAY.\n\ |
4562 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4563 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4564 | If omitted or nil, that stands for the selected frame's display.") | |
4565 | (display) | |
4566 | Lisp_Object display; | |
41beb8fc | 4567 | { |
08a90d6a | 4568 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4569 | |
4570 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4571 | } |
4572 | ||
4573 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
4574 | Sx_display_backing_store, 0, 1, 0, | |
08a90d6a RS |
4575 | "Returns an indication of whether X display DISPLAY does backing store.\n\ |
4576 | The value may be `always', `when-mapped', or `not-useful'.\n\ | |
4577 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4578 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4579 | If omitted or nil, that stands for the selected frame's display.") | |
4580 | (display) | |
4581 | Lisp_Object display; | |
41beb8fc | 4582 | { |
08a90d6a | 4583 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4584 | |
b9dc4443 | 4585 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
4586 | { |
4587 | case Always: | |
4588 | return intern ("always"); | |
4589 | ||
4590 | case WhenMapped: | |
4591 | return intern ("when-mapped"); | |
4592 | ||
4593 | case NotUseful: | |
4594 | return intern ("not-useful"); | |
4595 | ||
4596 | default: | |
4597 | error ("Strange value for BackingStore parameter of screen"); | |
4598 | } | |
4599 | } | |
4600 | ||
4601 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
4602 | Sx_display_visual_class, 0, 1, 0, | |
08a90d6a | 4603 | "Returns the visual class of the X display DISPLAY.\n\ |
41beb8fc | 4604 | The value is one of the symbols `static-gray', `gray-scale',\n\ |
08a90d6a RS |
4605 | `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\ |
4606 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4607 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4608 | If omitted or nil, that stands for the selected frame's display.") | |
4609 | (display) | |
4610 | Lisp_Object display; | |
41beb8fc | 4611 | { |
08a90d6a | 4612 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4613 | |
b9dc4443 | 4614 | switch (dpyinfo->visual->class) |
41beb8fc RS |
4615 | { |
4616 | case StaticGray: return (intern ("static-gray")); | |
4617 | case GrayScale: return (intern ("gray-scale")); | |
4618 | case StaticColor: return (intern ("static-color")); | |
4619 | case PseudoColor: return (intern ("pseudo-color")); | |
4620 | case TrueColor: return (intern ("true-color")); | |
4621 | case DirectColor: return (intern ("direct-color")); | |
4622 | default: | |
4623 | error ("Display has an unknown visual class"); | |
4624 | } | |
4625 | } | |
4626 | ||
4627 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
4628 | Sx_display_save_under, 0, 1, 0, | |
08a90d6a RS |
4629 | "Returns t if the X display DISPLAY supports the save-under feature.\n\ |
4630 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4631 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4632 | If omitted or nil, that stands for the selected frame's display.") | |
4633 | (display) | |
4634 | Lisp_Object display; | |
41beb8fc | 4635 | { |
08a90d6a | 4636 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4637 | |
b9dc4443 | 4638 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
4639 | return Qt; |
4640 | else | |
4641 | return Qnil; | |
4642 | } | |
4643 | \f | |
b9dc4443 | 4644 | int |
55caf99c RS |
4645 | x_pixel_width (f) |
4646 | register struct frame *f; | |
01f1ba30 | 4647 | { |
55caf99c | 4648 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
4649 | } |
4650 | ||
b9dc4443 | 4651 | int |
55caf99c RS |
4652 | x_pixel_height (f) |
4653 | register struct frame *f; | |
01f1ba30 | 4654 | { |
55caf99c RS |
4655 | return PIXEL_HEIGHT (f); |
4656 | } | |
4657 | ||
b9dc4443 | 4658 | int |
55caf99c RS |
4659 | x_char_width (f) |
4660 | register struct frame *f; | |
4661 | { | |
7556890b | 4662 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
4663 | } |
4664 | ||
b9dc4443 | 4665 | int |
55caf99c RS |
4666 | x_char_height (f) |
4667 | register struct frame *f; | |
4668 | { | |
7556890b | 4669 | return f->output_data.x->line_height; |
01f1ba30 | 4670 | } |
b9dc4443 RS |
4671 | |
4672 | int | |
f03f2489 RS |
4673 | x_screen_planes (f) |
4674 | register struct frame *f; | |
b9dc4443 | 4675 | { |
f03f2489 | 4676 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 4677 | } |
01f1ba30 | 4678 | |
a6ad00c0 GM |
4679 | |
4680 | \f | |
4681 | /************************************************************************ | |
4682 | X Displays | |
4683 | ************************************************************************/ | |
4684 | ||
01f1ba30 | 4685 | \f |
a6ad00c0 GM |
4686 | /* Mapping visual names to visuals. */ |
4687 | ||
4688 | static struct visual_class | |
4689 | { | |
4690 | char *name; | |
4691 | int class; | |
4692 | } | |
4693 | visual_classes[] = | |
4694 | { | |
4695 | {"StaticGray", StaticGray}, | |
4696 | {"GrayScale", GrayScale}, | |
4697 | {"StaticColor", StaticColor}, | |
4698 | {"PseudoColor", PseudoColor}, | |
4699 | {"TrueColor", TrueColor}, | |
4700 | {"DirectColor", DirectColor}, | |
4701 | NULL | |
4702 | }; | |
4703 | ||
4704 | ||
404daac1 | 4705 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
4706 | |
4707 | /* Value is the screen number of screen SCR. This is a substitute for | |
4708 | the X function with the same name when that doesn't exist. */ | |
4709 | ||
404daac1 RS |
4710 | int |
4711 | XScreenNumberOfScreen (scr) | |
4712 | register Screen *scr; | |
4713 | { | |
a6ad00c0 GM |
4714 | Display *dpy = scr->display; |
4715 | int i; | |
3df34fdb | 4716 | |
a6ad00c0 GM |
4717 | for (i = 0; i < dpy->nscreens; ++i) |
4718 | if (scr == dpy->screens[i]) | |
4719 | break; | |
404daac1 | 4720 | |
a6ad00c0 | 4721 | return i; |
404daac1 | 4722 | } |
a6ad00c0 | 4723 | |
404daac1 RS |
4724 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
4725 | ||
01f1ba30 | 4726 | |
a6ad00c0 GM |
4727 | /* Select the visual that should be used on display DPYINFO. Set |
4728 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 4729 | |
a6ad00c0 GM |
4730 | void |
4731 | select_visual (dpyinfo) | |
4732 | struct x_display_info *dpyinfo; | |
4733 | { | |
4734 | Display *dpy = dpyinfo->display; | |
4735 | Screen *screen = dpyinfo->screen; | |
4736 | Lisp_Object value; | |
fe24a618 | 4737 | |
a6ad00c0 GM |
4738 | /* See if a visual is specified. */ |
4739 | value = display_x_get_resource (dpyinfo, | |
4740 | build_string ("visualClass"), | |
4741 | build_string ("VisualClass"), | |
4742 | Qnil, Qnil); | |
4743 | if (STRINGP (value)) | |
4744 | { | |
4745 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
4746 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
4747 | depth, a decimal number. NAME is compared with case ignored. */ | |
4748 | char *s = (char *) alloca (STRING_BYTES (XSTRING (value)) + 1); | |
4749 | char *dash; | |
4750 | int i, class = -1; | |
4751 | XVisualInfo vinfo; | |
4752 | ||
4753 | strcpy (s, XSTRING (value)->data); | |
4754 | dash = index (s, '-'); | |
4755 | if (dash) | |
4756 | { | |
4757 | dpyinfo->n_planes = atoi (dash + 1); | |
4758 | *dash = '\0'; | |
4759 | } | |
4760 | else | |
4761 | /* We won't find a matching visual with depth 0, so that | |
4762 | an error will be printed below. */ | |
4763 | dpyinfo->n_planes = 0; | |
f0614854 | 4764 | |
a6ad00c0 GM |
4765 | /* Determine the visual class. */ |
4766 | for (i = 0; visual_classes[i].name; ++i) | |
4767 | if (xstricmp (s, visual_classes[i].name) == 0) | |
4768 | { | |
4769 | class = visual_classes[i].class; | |
4770 | break; | |
4771 | } | |
01f1ba30 | 4772 | |
a6ad00c0 GM |
4773 | /* Look up a matching visual for the specified class. */ |
4774 | if (class == -1 | |
4775 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
4776 | dpyinfo->n_planes, class, &vinfo)) | |
4777 | fatal ("Invalid visual specification `%s'", XSTRING (value)->data); | |
4778 | ||
4779 | dpyinfo->visual = vinfo.visual; | |
4780 | } | |
01f1ba30 JB |
4781 | else |
4782 | { | |
a6ad00c0 GM |
4783 | int n_visuals; |
4784 | XVisualInfo *vinfo, vinfo_template; | |
4785 | ||
4786 | dpyinfo->visual = DefaultVisualOfScreen (screen); | |
4787 | ||
4788 | #ifdef HAVE_X11R4 | |
4789 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
4790 | #else | |
4791 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
4792 | #endif | |
4793 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
4794 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
4795 | &vinfo_template, &n_visuals); | |
4796 | if (n_visuals != 1) | |
4797 | fatal ("Can't get proper X visual info"); | |
4798 | ||
94ac875b | 4799 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
4800 | XFree ((char *) vinfo); |
4801 | } | |
01f1ba30 | 4802 | } |
01f1ba30 | 4803 | |
a6ad00c0 | 4804 | |
b9dc4443 RS |
4805 | /* Return the X display structure for the display named NAME. |
4806 | Open a new connection if necessary. */ | |
4807 | ||
4808 | struct x_display_info * | |
4809 | x_display_info_for_name (name) | |
4810 | Lisp_Object name; | |
4811 | { | |
08a90d6a | 4812 | Lisp_Object names; |
b9dc4443 RS |
4813 | struct x_display_info *dpyinfo; |
4814 | ||
4815 | CHECK_STRING (name, 0); | |
4816 | ||
806048df RS |
4817 | if (! EQ (Vwindow_system, intern ("x"))) |
4818 | error ("Not using X Windows"); | |
4819 | ||
08a90d6a RS |
4820 | for (dpyinfo = x_display_list, names = x_display_name_list; |
4821 | dpyinfo; | |
8e713be6 | 4822 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
4823 | { |
4824 | Lisp_Object tem; | |
8e713be6 | 4825 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 4826 | if (!NILP (tem)) |
b9dc4443 RS |
4827 | return dpyinfo; |
4828 | } | |
4829 | ||
b7975ee4 KH |
4830 | /* Use this general default value to start with. */ |
4831 | Vx_resource_name = Vinvocation_name; | |
4832 | ||
b9dc4443 RS |
4833 | validate_x_resource_name (); |
4834 | ||
4835 | dpyinfo = x_term_init (name, (unsigned char *)0, | |
b7975ee4 | 4836 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 4837 | |
08a90d6a | 4838 | if (dpyinfo == 0) |
1b4ec1c8 | 4839 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 4840 | |
b9dc4443 RS |
4841 | x_in_use = 1; |
4842 | XSETFASTINT (Vwindow_system_version, 11); | |
4843 | ||
4844 | return dpyinfo; | |
4845 | } | |
4846 | ||
a6ad00c0 | 4847 | |
01f1ba30 | 4848 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
08a90d6a | 4849 | 1, 3, 0, "Open a connection to an X server.\n\ |
d387c960 | 4850 | DISPLAY is the name of the display to connect to.\n\ |
08a90d6a RS |
4851 | Optional second arg XRM-STRING is a string of resources in xrdb format.\n\ |
4852 | If the optional third arg MUST-SUCCEED is non-nil,\n\ | |
4853 | terminate Emacs if we can't open the connection.") | |
4854 | (display, xrm_string, must_succeed) | |
4855 | Lisp_Object display, xrm_string, must_succeed; | |
01f1ba30 | 4856 | { |
01f1ba30 | 4857 | unsigned char *xrm_option; |
b9dc4443 | 4858 | struct x_display_info *dpyinfo; |
01f1ba30 JB |
4859 | |
4860 | CHECK_STRING (display, 0); | |
d387c960 JB |
4861 | if (! NILP (xrm_string)) |
4862 | CHECK_STRING (xrm_string, 1); | |
01f1ba30 | 4863 | |
806048df RS |
4864 | if (! EQ (Vwindow_system, intern ("x"))) |
4865 | error ("Not using X Windows"); | |
4866 | ||
d387c960 JB |
4867 | if (! NILP (xrm_string)) |
4868 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
4869 | else |
4870 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
4871 | |
4872 | validate_x_resource_name (); | |
4873 | ||
e1b1bee8 | 4874 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
4875 | This also initializes many symbols, such as those used for input. */ |
4876 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 4877 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 4878 | |
08a90d6a RS |
4879 | if (dpyinfo == 0) |
4880 | { | |
4881 | if (!NILP (must_succeed)) | |
1b4ec1c8 KH |
4882 | fatal ("Cannot connect to X server %s.\n\ |
4883 | Check the DISPLAY environment variable or use `-d'.\n\ | |
4884 | Also use the `xhost' program to verify that it is set to permit\n\ | |
4885 | connections from your machine.\n", | |
08a90d6a RS |
4886 | XSTRING (display)->data); |
4887 | else | |
1b4ec1c8 | 4888 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
4889 | } |
4890 | ||
b9dc4443 | 4891 | x_in_use = 1; |
01f1ba30 | 4892 | |
b9dc4443 | 4893 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
4894 | return Qnil; |
4895 | } | |
4896 | ||
08a90d6a RS |
4897 | DEFUN ("x-close-connection", Fx_close_connection, |
4898 | Sx_close_connection, 1, 1, 0, | |
4899 | "Close the connection to DISPLAY's X server.\n\ | |
4900 | For DISPLAY, specify either a frame or a display name (a string).\n\ | |
4901 | If DISPLAY is nil, that stands for the selected frame's display.") | |
4902 | (display) | |
4903 | Lisp_Object display; | |
01f1ba30 | 4904 | { |
08a90d6a | 4905 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 4906 | int i; |
3457bc6e | 4907 | |
08a90d6a RS |
4908 | if (dpyinfo->reference_count > 0) |
4909 | error ("Display still has frames on it"); | |
01f1ba30 | 4910 | |
08a90d6a RS |
4911 | BLOCK_INPUT; |
4912 | /* Free the fonts in the font table. */ | |
4913 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
4914 | if (dpyinfo->font_table[i].name) |
4915 | { | |
6ecb43ce KH |
4916 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
4917 | xfree (dpyinfo->font_table[i].full_name); | |
333b20bb | 4918 | xfree (dpyinfo->font_table[i].name); |
333b20bb GM |
4919 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
4920 | } | |
4921 | ||
08a90d6a RS |
4922 | x_destroy_all_bitmaps (dpyinfo); |
4923 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
4924 | |
4925 | #ifdef USE_X_TOOLKIT | |
4926 | XtCloseDisplay (dpyinfo->display); | |
4927 | #else | |
08a90d6a | 4928 | XCloseDisplay (dpyinfo->display); |
82c90203 | 4929 | #endif |
08a90d6a RS |
4930 | |
4931 | x_delete_display (dpyinfo); | |
4932 | UNBLOCK_INPUT; | |
3457bc6e | 4933 | |
01f1ba30 JB |
4934 | return Qnil; |
4935 | } | |
4936 | ||
08a90d6a RS |
4937 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
4938 | "Return the list of display names that Emacs has connections to.") | |
4939 | () | |
4940 | { | |
4941 | Lisp_Object tail, result; | |
4942 | ||
4943 | result = Qnil; | |
8e713be6 KR |
4944 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
4945 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
4946 | |
4947 | return result; | |
4948 | } | |
4949 | ||
4950 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
4951 | "If ON is non-nil, report X errors as soon as the erring request is made.\n\ | |
01f1ba30 JB |
4952 | If ON is nil, allow buffering of requests.\n\ |
4953 | Turning on synchronization prohibits the Xlib routines from buffering\n\ | |
4954 | requests and seriously degrades performance, but makes debugging much\n\ | |
7a9a9813 | 4955 | easier.\n\ |
08a90d6a RS |
4956 | The optional second argument DISPLAY specifies which display to act on.\n\ |
4957 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4958 | If DISPLAY is omitted or nil, that stands for the selected frame's display.") | |
4959 | (on, display) | |
4960 | Lisp_Object display, on; | |
01f1ba30 | 4961 | { |
08a90d6a | 4962 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4963 | |
b9dc4443 | 4964 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
4965 | |
4966 | return Qnil; | |
4967 | } | |
4968 | ||
b9dc4443 | 4969 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
4970 | |
4971 | void | |
b9dc4443 RS |
4972 | x_sync (f) |
4973 | FRAME_PTR f; | |
6b7b1820 | 4974 | { |
4e87f4d2 | 4975 | BLOCK_INPUT; |
b9dc4443 | 4976 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 4977 | UNBLOCK_INPUT; |
6b7b1820 | 4978 | } |
333b20bb | 4979 | |
01f1ba30 | 4980 | \f |
333b20bb GM |
4981 | /*********************************************************************** |
4982 | Image types | |
4983 | ***********************************************************************/ | |
f1c16f36 | 4984 | |
333b20bb GM |
4985 | /* Value is the number of elements of vector VECTOR. */ |
4986 | ||
4987 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
4988 | ||
4989 | /* List of supported image types. Use define_image_type to add new | |
4990 | types. Use lookup_image_type to find a type for a given symbol. */ | |
4991 | ||
4992 | static struct image_type *image_types; | |
4993 | ||
333b20bb GM |
4994 | /* The symbol `image' which is the car of the lists used to represent |
4995 | images in Lisp. */ | |
4996 | ||
4997 | extern Lisp_Object Qimage; | |
4998 | ||
4999 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5000 | ||
5001 | Lisp_Object Qxbm; | |
5002 | ||
5003 | /* Keywords. */ | |
5004 | ||
0fe92f72 | 5005 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
90ebdb19 GM |
5006 | extern Lisp_Object QCdata; |
5007 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
333b20bb | 5008 | Lisp_Object QCalgorithm, QCcolor_symbols, QCheuristic_mask; |
bfd2209f | 5009 | Lisp_Object QCindex; |
333b20bb GM |
5010 | |
5011 | /* Other symbols. */ | |
5012 | ||
5013 | Lisp_Object Qlaplace; | |
5014 | ||
5015 | /* Time in seconds after which images should be removed from the cache | |
5016 | if not displayed. */ | |
5017 | ||
fcf431dc | 5018 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5019 | |
5020 | /* Function prototypes. */ | |
5021 | ||
5022 | static void define_image_type P_ ((struct image_type *type)); | |
5023 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5024 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5025 | static void x_laplace P_ ((struct frame *, struct image *)); | |
45158a91 GM |
5026 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5027 | Lisp_Object)); | |
333b20bb GM |
5028 | |
5029 | ||
5030 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5031 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5032 | ||
5033 | static void | |
5034 | define_image_type (type) | |
5035 | struct image_type *type; | |
5036 | { | |
5037 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5038 | The initialized data segment is read-only. */ | |
5039 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5040 | bcopy (type, p, sizeof *p); | |
5041 | p->next = image_types; | |
5042 | image_types = p; | |
5043 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5044 | } | |
5045 | ||
5046 | ||
5047 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5048 | structure. Value is null if SYMBOL is not a known image type. */ | |
5049 | ||
5050 | static INLINE struct image_type * | |
5051 | lookup_image_type (symbol) | |
5052 | Lisp_Object symbol; | |
5053 | { | |
5054 | struct image_type *type; | |
5055 | ||
5056 | for (type = image_types; type; type = type->next) | |
5057 | if (EQ (symbol, *type->type)) | |
5058 | break; | |
5059 | ||
5060 | return type; | |
5061 | } | |
5062 | ||
5063 | ||
5064 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5065 | valid image specification is a list whose car is the symbol | |
5066 | `image', and whose rest is a property list. The property list must | |
5067 | contain a value for key `:type'. That value must be the name of a | |
5068 | supported image type. The rest of the property list depends on the | |
5069 | image type. */ | |
5070 | ||
5071 | int | |
5072 | valid_image_p (object) | |
5073 | Lisp_Object object; | |
5074 | { | |
5075 | int valid_p = 0; | |
5076 | ||
5077 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5078 | { | |
5079 | Lisp_Object symbol = Fplist_get (XCDR (object), QCtype); | |
5080 | struct image_type *type = lookup_image_type (symbol); | |
5081 | ||
5082 | if (type) | |
5083 | valid_p = type->valid_p (object); | |
5084 | } | |
5085 | ||
5086 | return valid_p; | |
5087 | } | |
5088 | ||
5089 | ||
7ab1745f GM |
5090 | /* Log error message with format string FORMAT and argument ARG. |
5091 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5092 | good idea because this would interrupt redisplay, and the error | |
5093 | message display would lead to another redisplay. This function | |
5094 | therefore simply displays a message. */ | |
333b20bb GM |
5095 | |
5096 | static void | |
5097 | image_error (format, arg1, arg2) | |
5098 | char *format; | |
5099 | Lisp_Object arg1, arg2; | |
5100 | { | |
7ab1745f | 5101 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5102 | } |
5103 | ||
5104 | ||
5105 | \f | |
5106 | /*********************************************************************** | |
5107 | Image specifications | |
5108 | ***********************************************************************/ | |
5109 | ||
5110 | enum image_value_type | |
5111 | { | |
5112 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5113 | IMAGE_STRING_VALUE, | |
5114 | IMAGE_SYMBOL_VALUE, | |
5115 | IMAGE_POSITIVE_INTEGER_VALUE, | |
5116 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, | |
7c7ff7f5 | 5117 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
5118 | IMAGE_INTEGER_VALUE, |
5119 | IMAGE_FUNCTION_VALUE, | |
5120 | IMAGE_NUMBER_VALUE, | |
5121 | IMAGE_BOOL_VALUE | |
5122 | }; | |
5123 | ||
5124 | /* Structure used when parsing image specifications. */ | |
5125 | ||
5126 | struct image_keyword | |
5127 | { | |
5128 | /* Name of keyword. */ | |
5129 | char *name; | |
5130 | ||
5131 | /* The type of value allowed. */ | |
5132 | enum image_value_type type; | |
5133 | ||
5134 | /* Non-zero means key must be present. */ | |
5135 | int mandatory_p; | |
5136 | ||
5137 | /* Used to recognize duplicate keywords in a property list. */ | |
5138 | int count; | |
5139 | ||
5140 | /* The value that was found. */ | |
5141 | Lisp_Object value; | |
5142 | }; | |
5143 | ||
5144 | ||
bfd2209f GM |
5145 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5146 | int, Lisp_Object)); | |
333b20bb GM |
5147 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5148 | ||
5149 | ||
5150 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5151 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5152 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5153 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5154 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5155 | |
5156 | static int | |
bfd2209f | 5157 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5158 | Lisp_Object spec; |
5159 | struct image_keyword *keywords; | |
5160 | int nkeywords; | |
5161 | Lisp_Object type; | |
333b20bb GM |
5162 | { |
5163 | int i; | |
5164 | Lisp_Object plist; | |
5165 | ||
5166 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5167 | return 0; | |
5168 | ||
5169 | plist = XCDR (spec); | |
5170 | while (CONSP (plist)) | |
5171 | { | |
5172 | Lisp_Object key, value; | |
5173 | ||
5174 | /* First element of a pair must be a symbol. */ | |
5175 | key = XCAR (plist); | |
5176 | plist = XCDR (plist); | |
5177 | if (!SYMBOLP (key)) | |
5178 | return 0; | |
5179 | ||
5180 | /* There must follow a value. */ | |
5181 | if (!CONSP (plist)) | |
5182 | return 0; | |
5183 | value = XCAR (plist); | |
5184 | plist = XCDR (plist); | |
5185 | ||
5186 | /* Find key in KEYWORDS. Error if not found. */ | |
5187 | for (i = 0; i < nkeywords; ++i) | |
5188 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5189 | break; | |
5190 | ||
5191 | if (i == nkeywords) | |
bfd2209f | 5192 | continue; |
333b20bb GM |
5193 | |
5194 | /* Record that we recognized the keyword. If a keywords | |
5195 | was found more than once, it's an error. */ | |
5196 | keywords[i].value = value; | |
5197 | ++keywords[i].count; | |
5198 | ||
5199 | if (keywords[i].count > 1) | |
5200 | return 0; | |
5201 | ||
5202 | /* Check type of value against allowed type. */ | |
5203 | switch (keywords[i].type) | |
5204 | { | |
5205 | case IMAGE_STRING_VALUE: | |
5206 | if (!STRINGP (value)) | |
5207 | return 0; | |
5208 | break; | |
5209 | ||
5210 | case IMAGE_SYMBOL_VALUE: | |
5211 | if (!SYMBOLP (value)) | |
5212 | return 0; | |
5213 | break; | |
5214 | ||
5215 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5216 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5217 | return 0; | |
5218 | break; | |
5219 | ||
7c7ff7f5 GM |
5220 | case IMAGE_ASCENT_VALUE: |
5221 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
5222 | break; | |
5223 | else if (INTEGERP (value) | |
5224 | && XINT (value) >= 0 | |
5225 | && XINT (value) <= 100) | |
5226 | break; | |
5227 | return 0; | |
5228 | ||
333b20bb GM |
5229 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
5230 | if (!INTEGERP (value) || XINT (value) < 0) | |
5231 | return 0; | |
5232 | break; | |
5233 | ||
5234 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5235 | break; | |
5236 | ||
5237 | case IMAGE_FUNCTION_VALUE: | |
5238 | value = indirect_function (value); | |
5239 | if (SUBRP (value) | |
5240 | || COMPILEDP (value) | |
5241 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5242 | break; | |
5243 | return 0; | |
5244 | ||
5245 | case IMAGE_NUMBER_VALUE: | |
5246 | if (!INTEGERP (value) && !FLOATP (value)) | |
5247 | return 0; | |
5248 | break; | |
5249 | ||
5250 | case IMAGE_INTEGER_VALUE: | |
5251 | if (!INTEGERP (value)) | |
5252 | return 0; | |
5253 | break; | |
5254 | ||
5255 | case IMAGE_BOOL_VALUE: | |
5256 | if (!NILP (value) && !EQ (value, Qt)) | |
5257 | return 0; | |
5258 | break; | |
5259 | ||
5260 | default: | |
5261 | abort (); | |
5262 | break; | |
5263 | } | |
5264 | ||
5265 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5266 | return 0; | |
5267 | } | |
5268 | ||
5269 | /* Check that all mandatory fields are present. */ | |
5270 | for (i = 0; i < nkeywords; ++i) | |
5271 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5272 | return 0; | |
5273 | ||
5274 | return NILP (plist); | |
5275 | } | |
5276 | ||
5277 | ||
5278 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5279 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5280 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5281 | ||
5282 | static Lisp_Object | |
5283 | image_spec_value (spec, key, found) | |
5284 | Lisp_Object spec, key; | |
5285 | int *found; | |
5286 | { | |
5287 | Lisp_Object tail; | |
5288 | ||
5289 | xassert (valid_image_p (spec)); | |
5290 | ||
5291 | for (tail = XCDR (spec); | |
5292 | CONSP (tail) && CONSP (XCDR (tail)); | |
5293 | tail = XCDR (XCDR (tail))) | |
5294 | { | |
5295 | if (EQ (XCAR (tail), key)) | |
5296 | { | |
5297 | if (found) | |
5298 | *found = 1; | |
5299 | return XCAR (XCDR (tail)); | |
5300 | } | |
5301 | } | |
5302 | ||
5303 | if (found) | |
5304 | *found = 0; | |
5305 | return Qnil; | |
5306 | } | |
5307 | ||
5308 | ||
42677916 GM |
5309 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
5310 | "Return the size of image SPEC as pair (WIDTH . HEIGHT).\n\ | |
5311 | PIXELS non-nil means return the size in pixels, otherwise return the\n\ | |
5312 | size in canonical character units.\n\ | |
5313 | FRAME is the frame on which the image will be displayed. FRAME nil\n\ | |
5314 | or omitted means use the selected frame.") | |
5315 | (spec, pixels, frame) | |
5316 | Lisp_Object spec, pixels, frame; | |
5317 | { | |
5318 | Lisp_Object size; | |
5319 | ||
5320 | size = Qnil; | |
5321 | if (valid_image_p (spec)) | |
5322 | { | |
5323 | struct frame *f = check_x_frame (frame); | |
5324 | int id = lookup_image (f, spec); | |
5325 | struct image *img = IMAGE_FROM_ID (f, id); | |
5326 | int width = img->width + 2 * img->margin; | |
5327 | int height = img->height + 2 * img->margin; | |
5328 | ||
5329 | if (NILP (pixels)) | |
5330 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
5331 | make_float ((double) height / CANON_Y_UNIT (f))); | |
5332 | else | |
5333 | size = Fcons (make_number (width), make_number (height)); | |
5334 | } | |
5335 | else | |
5336 | error ("Invalid image specification"); | |
5337 | ||
5338 | return size; | |
5339 | } | |
5340 | ||
333b20bb GM |
5341 | |
5342 | \f | |
5343 | /*********************************************************************** | |
5344 | Image type independent image structures | |
5345 | ***********************************************************************/ | |
5346 | ||
5347 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5348 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5349 | ||
5350 | ||
5351 | /* Allocate and return a new image structure for image specification | |
5352 | SPEC. SPEC has a hash value of HASH. */ | |
5353 | ||
5354 | static struct image * | |
5355 | make_image (spec, hash) | |
5356 | Lisp_Object spec; | |
5357 | unsigned hash; | |
5358 | { | |
5359 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5360 | ||
5361 | xassert (valid_image_p (spec)); | |
5362 | bzero (img, sizeof *img); | |
5363 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5364 | xassert (img->type != NULL); | |
5365 | img->spec = spec; | |
5366 | img->data.lisp_val = Qnil; | |
5367 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
5368 | img->hash = hash; | |
5369 | return img; | |
5370 | } | |
5371 | ||
5372 | ||
5373 | /* Free image IMG which was used on frame F, including its resources. */ | |
5374 | ||
5375 | static void | |
5376 | free_image (f, img) | |
5377 | struct frame *f; | |
5378 | struct image *img; | |
5379 | { | |
5380 | if (img) | |
5381 | { | |
5382 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5383 | ||
5384 | /* Remove IMG from the hash table of its cache. */ | |
5385 | if (img->prev) | |
5386 | img->prev->next = img->next; | |
5387 | else | |
5388 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
5389 | ||
5390 | if (img->next) | |
5391 | img->next->prev = img->prev; | |
5392 | ||
5393 | c->images[img->id] = NULL; | |
5394 | ||
5395 | /* Free resources, then free IMG. */ | |
5396 | img->type->free (f, img); | |
5397 | xfree (img); | |
5398 | } | |
5399 | } | |
5400 | ||
5401 | ||
5402 | /* Prepare image IMG for display on frame F. Must be called before | |
5403 | drawing an image. */ | |
5404 | ||
5405 | void | |
5406 | prepare_image_for_display (f, img) | |
5407 | struct frame *f; | |
5408 | struct image *img; | |
5409 | { | |
5410 | EMACS_TIME t; | |
5411 | ||
5412 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
5413 | EMACS_GET_TIME (t); | |
5414 | img->timestamp = EMACS_SECS (t); | |
5415 | ||
5416 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
5417 | type dependent loader function. */ | |
209061be GM |
5418 | if (img->pixmap == 0 && !img->load_failed_p) |
5419 | img->load_failed_p = img->type->load (f, img) == 0; | |
333b20bb GM |
5420 | } |
5421 | ||
5422 | ||
7c7ff7f5 GM |
5423 | /* Value is the number of pixels for the ascent of image IMG when |
5424 | drawn in face FACE. */ | |
5425 | ||
5426 | int | |
5427 | image_ascent (img, face) | |
5428 | struct image *img; | |
5429 | struct face *face; | |
5430 | { | |
5431 | int height = img->height + img->margin; | |
5432 | int ascent; | |
5433 | ||
5434 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
5435 | { | |
5436 | if (face->font) | |
5437 | ascent = height / 2 - (face->font->descent - face->font->ascent) / 2; | |
5438 | else | |
5439 | ascent = height / 2; | |
5440 | } | |
5441 | else | |
5442 | ascent = height * img->ascent / 100.0; | |
5443 | ||
5444 | return ascent; | |
5445 | } | |
5446 | ||
5447 | ||
333b20bb GM |
5448 | \f |
5449 | /*********************************************************************** | |
5450 | Helper functions for X image types | |
5451 | ***********************************************************************/ | |
5452 | ||
5453 | static void x_clear_image P_ ((struct frame *f, struct image *img)); | |
5454 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
5455 | struct image *img, | |
5456 | Lisp_Object color_name, | |
5457 | unsigned long dflt)); | |
5458 | ||
5459 | /* Free X resources of image IMG which is used on frame F. */ | |
5460 | ||
5461 | static void | |
5462 | x_clear_image (f, img) | |
5463 | struct frame *f; | |
5464 | struct image *img; | |
5465 | { | |
5466 | if (img->pixmap) | |
5467 | { | |
5468 | BLOCK_INPUT; | |
5469 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
5470 | img->pixmap = 0; | |
5471 | UNBLOCK_INPUT; | |
5472 | } | |
5473 | ||
5474 | if (img->ncolors) | |
5475 | { | |
462d5d40 GM |
5476 | BLOCK_INPUT; |
5477 | x_free_colors (f, img->colors, img->ncolors); | |
5478 | UNBLOCK_INPUT; | |
333b20bb GM |
5479 | |
5480 | xfree (img->colors); | |
5481 | img->colors = NULL; | |
5482 | img->ncolors = 0; | |
5483 | } | |
5484 | } | |
5485 | ||
5486 | ||
5487 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
5488 | cannot be allocated, use DFLT. Add a newly allocated color to | |
5489 | IMG->colors, so that it can be freed again. Value is the pixel | |
5490 | color. */ | |
5491 | ||
5492 | static unsigned long | |
5493 | x_alloc_image_color (f, img, color_name, dflt) | |
5494 | struct frame *f; | |
5495 | struct image *img; | |
5496 | Lisp_Object color_name; | |
5497 | unsigned long dflt; | |
5498 | { | |
5499 | XColor color; | |
5500 | unsigned long result; | |
5501 | ||
5502 | xassert (STRINGP (color_name)); | |
5503 | ||
2d764c78 | 5504 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
5505 | { |
5506 | /* This isn't called frequently so we get away with simply | |
5507 | reallocating the color vector to the needed size, here. */ | |
5508 | ++img->ncolors; | |
5509 | img->colors = | |
5510 | (unsigned long *) xrealloc (img->colors, | |
5511 | img->ncolors * sizeof *img->colors); | |
5512 | img->colors[img->ncolors - 1] = color.pixel; | |
5513 | result = color.pixel; | |
5514 | } | |
5515 | else | |
5516 | result = dflt; | |
5517 | ||
5518 | return result; | |
5519 | } | |
5520 | ||
5521 | ||
5522 | \f | |
5523 | /*********************************************************************** | |
5524 | Image Cache | |
5525 | ***********************************************************************/ | |
5526 | ||
5527 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
5528 | ||
5529 | ||
5530 | /* Return a new, initialized image cache that is allocated from the | |
5531 | heap. Call free_image_cache to free an image cache. */ | |
5532 | ||
5533 | struct image_cache * | |
5534 | make_image_cache () | |
5535 | { | |
5536 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
5537 | int size; | |
5538 | ||
5539 | bzero (c, sizeof *c); | |
5540 | c->size = 50; | |
5541 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
5542 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
5543 | c->buckets = (struct image **) xmalloc (size); | |
5544 | bzero (c->buckets, size); | |
5545 | return c; | |
5546 | } | |
5547 | ||
5548 | ||
5549 | /* Free image cache of frame F. Be aware that X frames share images | |
5550 | caches. */ | |
5551 | ||
5552 | void | |
5553 | free_image_cache (f) | |
5554 | struct frame *f; | |
5555 | { | |
5556 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5557 | if (c) | |
5558 | { | |
5559 | int i; | |
5560 | ||
5561 | /* Cache should not be referenced by any frame when freed. */ | |
5562 | xassert (c->refcount == 0); | |
5563 | ||
5564 | for (i = 0; i < c->used; ++i) | |
5565 | free_image (f, c->images[i]); | |
5566 | xfree (c->images); | |
333b20bb | 5567 | xfree (c->buckets); |
e3130015 | 5568 | xfree (c); |
333b20bb GM |
5569 | FRAME_X_IMAGE_CACHE (f) = NULL; |
5570 | } | |
5571 | } | |
5572 | ||
5573 | ||
5574 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
5575 | images. FORCE_P zero means clear only images that haven't been | |
5576 | displayed for some time. Should be called from time to time to | |
5577 | reduce the number of loaded images. If image-eviction-seconds is | |
5578 | non-nil, this frees images in the cache which weren't displayed for | |
5579 | at least that many seconds. */ | |
5580 | ||
5581 | void | |
5582 | clear_image_cache (f, force_p) | |
5583 | struct frame *f; | |
5584 | int force_p; | |
5585 | { | |
5586 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5587 | ||
fcf431dc | 5588 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
5589 | { |
5590 | EMACS_TIME t; | |
5591 | unsigned long old; | |
5592 | int i, any_freed_p = 0; | |
5593 | ||
5594 | EMACS_GET_TIME (t); | |
fcf431dc | 5595 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
333b20bb GM |
5596 | |
5597 | for (i = 0; i < c->used; ++i) | |
5598 | { | |
5599 | struct image *img = c->images[i]; | |
5600 | if (img != NULL | |
5601 | && (force_p | |
5602 | || (img->timestamp > old))) | |
5603 | { | |
5604 | free_image (f, img); | |
5605 | any_freed_p = 1; | |
5606 | } | |
5607 | } | |
5608 | ||
5609 | /* We may be clearing the image cache because, for example, | |
5610 | Emacs was iconified for a longer period of time. In that | |
5611 | case, current matrices may still contain references to | |
5612 | images freed above. So, clear these matrices. */ | |
5613 | if (any_freed_p) | |
5614 | { | |
5615 | clear_current_matrices (f); | |
5616 | ++windows_or_buffers_changed; | |
5617 | } | |
5618 | } | |
5619 | } | |
5620 | ||
5621 | ||
5622 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
5623 | 0, 1, 0, | |
5624 | "Clear the image cache of FRAME.\n\ | |
5625 | FRAME nil or omitted means use the selected frame.\n\ | |
5626 | FRAME t means clear the image caches of all frames.") | |
5627 | (frame) | |
5628 | Lisp_Object frame; | |
5629 | { | |
5630 | if (EQ (frame, Qt)) | |
5631 | { | |
5632 | Lisp_Object tail; | |
5633 | ||
5634 | FOR_EACH_FRAME (tail, frame) | |
5635 | if (FRAME_X_P (XFRAME (frame))) | |
5636 | clear_image_cache (XFRAME (frame), 1); | |
5637 | } | |
5638 | else | |
5639 | clear_image_cache (check_x_frame (frame), 1); | |
5640 | ||
5641 | return Qnil; | |
5642 | } | |
5643 | ||
5644 | ||
5645 | /* Return the id of image with Lisp specification SPEC on frame F. | |
5646 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
5647 | ||
5648 | int | |
5649 | lookup_image (f, spec) | |
5650 | struct frame *f; | |
5651 | Lisp_Object spec; | |
5652 | { | |
5653 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5654 | struct image *img; | |
5655 | int i; | |
5656 | unsigned hash; | |
5657 | struct gcpro gcpro1; | |
4f7ca1f1 | 5658 | EMACS_TIME now; |
333b20bb GM |
5659 | |
5660 | /* F must be a window-system frame, and SPEC must be a valid image | |
5661 | specification. */ | |
5662 | xassert (FRAME_WINDOW_P (f)); | |
5663 | xassert (valid_image_p (spec)); | |
5664 | ||
5665 | GCPRO1 (spec); | |
5666 | ||
5667 | /* Look up SPEC in the hash table of the image cache. */ | |
5668 | hash = sxhash (spec, 0); | |
5669 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5670 | ||
5671 | for (img = c->buckets[i]; img; img = img->next) | |
5672 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
5673 | break; | |
5674 | ||
5675 | /* If not found, create a new image and cache it. */ | |
5676 | if (img == NULL) | |
5677 | { | |
333b20bb GM |
5678 | img = make_image (spec, hash); |
5679 | cache_image (f, img); | |
209061be GM |
5680 | img->load_failed_p = img->type->load (f, img) == 0; |
5681 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
5682 | |
5683 | /* If we can't load the image, and we don't have a width and | |
5684 | height, use some arbitrary width and height so that we can | |
5685 | draw a rectangle for it. */ | |
209061be | 5686 | if (img->load_failed_p) |
333b20bb GM |
5687 | { |
5688 | Lisp_Object value; | |
5689 | ||
5690 | value = image_spec_value (spec, QCwidth, NULL); | |
5691 | img->width = (INTEGERP (value) | |
5692 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
5693 | value = image_spec_value (spec, QCheight, NULL); | |
5694 | img->height = (INTEGERP (value) | |
5695 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
5696 | } | |
5697 | else | |
5698 | { | |
5699 | /* Handle image type independent image attributes | |
7c7ff7f5 | 5700 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF'. */ |
333b20bb GM |
5701 | Lisp_Object ascent, margin, relief, algorithm, heuristic_mask; |
5702 | Lisp_Object file; | |
5703 | ||
5704 | ascent = image_spec_value (spec, QCascent, NULL); | |
5705 | if (INTEGERP (ascent)) | |
5706 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
5707 | else if (EQ (ascent, Qcenter)) |
5708 | img->ascent = CENTERED_IMAGE_ASCENT; | |
333b20bb GM |
5709 | |
5710 | margin = image_spec_value (spec, QCmargin, NULL); | |
5711 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
5712 | img->margin = XFASTINT (margin); | |
5713 | ||
5714 | relief = image_spec_value (spec, QCrelief, NULL); | |
5715 | if (INTEGERP (relief)) | |
5716 | { | |
5717 | img->relief = XINT (relief); | |
5718 | img->margin += abs (img->relief); | |
5719 | } | |
5720 | ||
5721 | /* Should we apply a Laplace edge-detection algorithm? */ | |
5722 | algorithm = image_spec_value (spec, QCalgorithm, NULL); | |
5723 | if (img->pixmap && EQ (algorithm, Qlaplace)) | |
5724 | x_laplace (f, img); | |
5725 | ||
5726 | /* Should we built a mask heuristically? */ | |
5727 | heuristic_mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
5728 | if (img->pixmap && !img->mask && !NILP (heuristic_mask)) | |
45158a91 | 5729 | x_build_heuristic_mask (f, img, heuristic_mask); |
333b20bb GM |
5730 | } |
5731 | } | |
5732 | ||
4f7ca1f1 GM |
5733 | /* We're using IMG, so set its timestamp to `now'. */ |
5734 | EMACS_GET_TIME (now); | |
5735 | img->timestamp = EMACS_SECS (now); | |
5736 | ||
333b20bb GM |
5737 | UNGCPRO; |
5738 | ||
5739 | /* Value is the image id. */ | |
5740 | return img->id; | |
5741 | } | |
5742 | ||
5743 | ||
5744 | /* Cache image IMG in the image cache of frame F. */ | |
5745 | ||
5746 | static void | |
5747 | cache_image (f, img) | |
5748 | struct frame *f; | |
5749 | struct image *img; | |
5750 | { | |
5751 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5752 | int i; | |
5753 | ||
5754 | /* Find a free slot in c->images. */ | |
5755 | for (i = 0; i < c->used; ++i) | |
5756 | if (c->images[i] == NULL) | |
5757 | break; | |
5758 | ||
5759 | /* If no free slot found, maybe enlarge c->images. */ | |
5760 | if (i == c->used && c->used == c->size) | |
5761 | { | |
5762 | c->size *= 2; | |
5763 | c->images = (struct image **) xrealloc (c->images, | |
5764 | c->size * sizeof *c->images); | |
5765 | } | |
5766 | ||
5767 | /* Add IMG to c->images, and assign IMG an id. */ | |
5768 | c->images[i] = img; | |
5769 | img->id = i; | |
5770 | if (i == c->used) | |
5771 | ++c->used; | |
5772 | ||
5773 | /* Add IMG to the cache's hash table. */ | |
5774 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5775 | img->next = c->buckets[i]; | |
5776 | if (img->next) | |
5777 | img->next->prev = img; | |
5778 | img->prev = NULL; | |
5779 | c->buckets[i] = img; | |
5780 | } | |
5781 | ||
5782 | ||
5783 | /* Call FN on every image in the image cache of frame F. Used to mark | |
5784 | Lisp Objects in the image cache. */ | |
5785 | ||
5786 | void | |
5787 | forall_images_in_image_cache (f, fn) | |
5788 | struct frame *f; | |
5789 | void (*fn) P_ ((struct image *img)); | |
5790 | { | |
5791 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
5792 | { | |
5793 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5794 | if (c) | |
5795 | { | |
5796 | int i; | |
5797 | for (i = 0; i < c->used; ++i) | |
5798 | if (c->images[i]) | |
5799 | fn (c->images[i]); | |
5800 | } | |
5801 | } | |
5802 | } | |
5803 | ||
5804 | ||
5805 | \f | |
5806 | /*********************************************************************** | |
5807 | X support code | |
5808 | ***********************************************************************/ | |
5809 | ||
45158a91 GM |
5810 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
5811 | XImage **, Pixmap *)); | |
333b20bb GM |
5812 | static void x_destroy_x_image P_ ((XImage *)); |
5813 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
5814 | ||
5815 | ||
5816 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
5817 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
5818 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
5819 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 5820 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
5821 | |
5822 | static int | |
45158a91 | 5823 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 5824 | struct frame *f; |
333b20bb GM |
5825 | int width, height, depth; |
5826 | XImage **ximg; | |
5827 | Pixmap *pixmap; | |
5828 | { | |
5829 | Display *display = FRAME_X_DISPLAY (f); | |
5830 | Screen *screen = FRAME_X_SCREEN (f); | |
5831 | Window window = FRAME_X_WINDOW (f); | |
5832 | ||
5833 | xassert (interrupt_input_blocked); | |
5834 | ||
5835 | if (depth <= 0) | |
5836 | depth = DefaultDepthOfScreen (screen); | |
5837 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
5838 | depth, ZPixmap, 0, NULL, width, height, | |
5839 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
5840 | if (*ximg == NULL) | |
5841 | { | |
45158a91 | 5842 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
5843 | return 0; |
5844 | } | |
5845 | ||
5846 | /* Allocate image raster. */ | |
5847 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
5848 | ||
5849 | /* Allocate a pixmap of the same size. */ | |
5850 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
5851 | if (*pixmap == 0) | |
5852 | { | |
5853 | x_destroy_x_image (*ximg); | |
5854 | *ximg = NULL; | |
45158a91 | 5855 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
5856 | return 0; |
5857 | } | |
5858 | ||
5859 | return 1; | |
5860 | } | |
5861 | ||
5862 | ||
5863 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
5864 | ||
5865 | static void | |
5866 | x_destroy_x_image (ximg) | |
5867 | XImage *ximg; | |
5868 | { | |
5869 | xassert (interrupt_input_blocked); | |
5870 | if (ximg) | |
5871 | { | |
5872 | xfree (ximg->data); | |
5873 | ximg->data = NULL; | |
5874 | XDestroyImage (ximg); | |
5875 | } | |
5876 | } | |
5877 | ||
5878 | ||
5879 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
5880 | are width and height of both the image and pixmap. */ | |
5881 | ||
ea6b19ca | 5882 | static void |
333b20bb GM |
5883 | x_put_x_image (f, ximg, pixmap, width, height) |
5884 | struct frame *f; | |
5885 | XImage *ximg; | |
5886 | Pixmap pixmap; | |
5887 | { | |
5888 | GC gc; | |
5889 | ||
5890 | xassert (interrupt_input_blocked); | |
5891 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
5892 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
5893 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
5894 | } | |
5895 | ||
5896 | ||
5897 | \f | |
5898 | /*********************************************************************** | |
5be6c3b0 | 5899 | File Handling |
333b20bb GM |
5900 | ***********************************************************************/ |
5901 | ||
5902 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
5903 | static char *slurp_file P_ ((char *, int *)); |
5904 | ||
333b20bb GM |
5905 | |
5906 | /* Find image file FILE. Look in data-directory, then | |
5907 | x-bitmap-file-path. Value is the full name of the file found, or | |
5908 | nil if not found. */ | |
5909 | ||
5910 | static Lisp_Object | |
5911 | x_find_image_file (file) | |
5912 | Lisp_Object file; | |
5913 | { | |
5914 | Lisp_Object file_found, search_path; | |
5915 | struct gcpro gcpro1, gcpro2; | |
5916 | int fd; | |
5917 | ||
5918 | file_found = Qnil; | |
5919 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
5920 | GCPRO2 (file_found, search_path); | |
5921 | ||
5922 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
5923 | fd = openp (search_path, file, "", &file_found, 0); | |
5924 | ||
5925 | if (fd < 0) | |
5926 | file_found = Qnil; | |
5927 | else | |
5928 | close (fd); | |
5929 | ||
5930 | UNGCPRO; | |
5931 | return file_found; | |
5932 | } | |
5933 | ||
5934 | ||
5be6c3b0 GM |
5935 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
5936 | with xmalloc holding FILE's contents. Value is null if an error | |
5937 | occured. *SIZE is set to the size of the file. */ | |
5938 | ||
5939 | static char * | |
5940 | slurp_file (file, size) | |
5941 | char *file; | |
5942 | int *size; | |
5943 | { | |
5944 | FILE *fp = NULL; | |
5945 | char *buf = NULL; | |
5946 | struct stat st; | |
5947 | ||
5948 | if (stat (file, &st) == 0 | |
5949 | && (fp = fopen (file, "r")) != NULL | |
5950 | && (buf = (char *) xmalloc (st.st_size), | |
5951 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
5952 | { | |
5953 | *size = st.st_size; | |
5954 | fclose (fp); | |
5955 | } | |
5956 | else | |
5957 | { | |
5958 | if (fp) | |
5959 | fclose (fp); | |
5960 | if (buf) | |
5961 | { | |
5962 | xfree (buf); | |
5963 | buf = NULL; | |
5964 | } | |
5965 | } | |
5966 | ||
5967 | return buf; | |
5968 | } | |
5969 | ||
5970 | ||
333b20bb GM |
5971 | \f |
5972 | /*********************************************************************** | |
5973 | XBM images | |
5974 | ***********************************************************************/ | |
5975 | ||
5be6c3b0 | 5976 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 5977 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
5978 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
5979 | char *, char *)); | |
333b20bb | 5980 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
5981 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
5982 | unsigned char **)); | |
5983 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
5984 | |
5985 | ||
5986 | /* Indices of image specification fields in xbm_format, below. */ | |
5987 | ||
5988 | enum xbm_keyword_index | |
5989 | { | |
5990 | XBM_TYPE, | |
5991 | XBM_FILE, | |
5992 | XBM_WIDTH, | |
5993 | XBM_HEIGHT, | |
5994 | XBM_DATA, | |
5995 | XBM_FOREGROUND, | |
5996 | XBM_BACKGROUND, | |
5997 | XBM_ASCENT, | |
5998 | XBM_MARGIN, | |
5999 | XBM_RELIEF, | |
6000 | XBM_ALGORITHM, | |
6001 | XBM_HEURISTIC_MASK, | |
6002 | XBM_LAST | |
6003 | }; | |
6004 | ||
6005 | /* Vector of image_keyword structures describing the format | |
6006 | of valid XBM image specifications. */ | |
6007 | ||
6008 | static struct image_keyword xbm_format[XBM_LAST] = | |
6009 | { | |
6010 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6011 | {":file", IMAGE_STRING_VALUE, 0}, | |
6012 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6013 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6014 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6015 | {":foreground", IMAGE_STRING_VALUE, 0}, | |
6016 | {":background", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 6017 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
6018 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
6019 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
6020 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6021 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
6022 | }; | |
6023 | ||
6024 | /* Structure describing the image type XBM. */ | |
6025 | ||
6026 | static struct image_type xbm_type = | |
6027 | { | |
6028 | &Qxbm, | |
6029 | xbm_image_p, | |
6030 | xbm_load, | |
6031 | x_clear_image, | |
6032 | NULL | |
6033 | }; | |
6034 | ||
6035 | /* Tokens returned from xbm_scan. */ | |
6036 | ||
6037 | enum xbm_token | |
6038 | { | |
6039 | XBM_TK_IDENT = 256, | |
6040 | XBM_TK_NUMBER | |
6041 | }; | |
6042 | ||
6043 | ||
6044 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6045 | A valid specification is a list starting with the symbol `image' | |
6046 | The rest of the list is a property list which must contain an | |
6047 | entry `:type xbm.. | |
6048 | ||
6049 | If the specification specifies a file to load, it must contain | |
6050 | an entry `:file FILENAME' where FILENAME is a string. | |
6051 | ||
6052 | If the specification is for a bitmap loaded from memory it must | |
6053 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6054 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6055 | ||
6056 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6057 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6058 | ||
6059 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6060 | ||
6061 | 3. a vector of strings or bool-vectors, one for each line of the | |
6062 | bitmap. | |
6063 | ||
5be6c3b0 GM |
6064 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
6065 | may not be specified in this case because they are defined in the | |
6066 | XBM file. | |
6067 | ||
333b20bb GM |
6068 | Both the file and data forms may contain the additional entries |
6069 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6070 | foreground and background of the frame on which the image is | |
e3130015 | 6071 | displayed is used. */ |
333b20bb GM |
6072 | |
6073 | static int | |
6074 | xbm_image_p (object) | |
6075 | Lisp_Object object; | |
6076 | { | |
6077 | struct image_keyword kw[XBM_LAST]; | |
6078 | ||
6079 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6080 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6081 | return 0; |
6082 | ||
6083 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6084 | ||
6085 | if (kw[XBM_FILE].count) | |
6086 | { | |
6087 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6088 | return 0; | |
6089 | } | |
5be6c3b0 GM |
6090 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
6091 | { | |
6092 | /* In-memory XBM file. */ | |
6093 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
6094 | return 0; | |
6095 | } | |
333b20bb GM |
6096 | else |
6097 | { | |
6098 | Lisp_Object data; | |
6099 | int width, height; | |
6100 | ||
6101 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6102 | if (!kw[XBM_WIDTH].count | |
6103 | || !kw[XBM_HEIGHT].count | |
6104 | || !kw[XBM_DATA].count) | |
6105 | return 0; | |
6106 | ||
6107 | data = kw[XBM_DATA].value; | |
6108 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6109 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6110 | ||
6111 | /* Check type of data, and width and height against contents of | |
6112 | data. */ | |
6113 | if (VECTORP (data)) | |
6114 | { | |
6115 | int i; | |
6116 | ||
6117 | /* Number of elements of the vector must be >= height. */ | |
6118 | if (XVECTOR (data)->size < height) | |
6119 | return 0; | |
6120 | ||
6121 | /* Each string or bool-vector in data must be large enough | |
6122 | for one line of the image. */ | |
6123 | for (i = 0; i < height; ++i) | |
6124 | { | |
6125 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6126 | ||
6127 | if (STRINGP (elt)) | |
6128 | { | |
6129 | if (XSTRING (elt)->size | |
6130 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6131 | return 0; | |
6132 | } | |
6133 | else if (BOOL_VECTOR_P (elt)) | |
6134 | { | |
6135 | if (XBOOL_VECTOR (elt)->size < width) | |
6136 | return 0; | |
6137 | } | |
6138 | else | |
6139 | return 0; | |
6140 | } | |
6141 | } | |
6142 | else if (STRINGP (data)) | |
6143 | { | |
6144 | if (XSTRING (data)->size | |
6145 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6146 | return 0; | |
6147 | } | |
6148 | else if (BOOL_VECTOR_P (data)) | |
6149 | { | |
6150 | if (XBOOL_VECTOR (data)->size < width * height) | |
6151 | return 0; | |
6152 | } | |
6153 | else | |
6154 | return 0; | |
6155 | } | |
6156 | ||
333b20bb GM |
6157 | return 1; |
6158 | } | |
6159 | ||
6160 | ||
6161 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6162 | either an enumerator from enum xbm_token, or a character for a | |
6163 | single-character token, or 0 at end of file. If scanning an | |
6164 | identifier, store the lexeme of the identifier in SVAL. If | |
6165 | scanning a number, store its value in *IVAL. */ | |
6166 | ||
6167 | static int | |
5be6c3b0 GM |
6168 | xbm_scan (s, end, sval, ival) |
6169 | char **s, *end; | |
333b20bb GM |
6170 | char *sval; |
6171 | int *ival; | |
6172 | { | |
6173 | int c; | |
6174 | ||
6175 | /* Skip white space. */ | |
5be6c3b0 | 6176 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
6177 | ; |
6178 | ||
5be6c3b0 | 6179 | if (*s >= end) |
333b20bb GM |
6180 | c = 0; |
6181 | else if (isdigit (c)) | |
6182 | { | |
6183 | int value = 0, digit; | |
6184 | ||
5be6c3b0 | 6185 | if (c == '0' && *s < end) |
333b20bb | 6186 | { |
5be6c3b0 | 6187 | c = *(*s)++; |
333b20bb GM |
6188 | if (c == 'x' || c == 'X') |
6189 | { | |
5be6c3b0 | 6190 | while (*s < end) |
333b20bb | 6191 | { |
5be6c3b0 | 6192 | c = *(*s)++; |
333b20bb GM |
6193 | if (isdigit (c)) |
6194 | digit = c - '0'; | |
6195 | else if (c >= 'a' && c <= 'f') | |
6196 | digit = c - 'a' + 10; | |
6197 | else if (c >= 'A' && c <= 'F') | |
6198 | digit = c - 'A' + 10; | |
6199 | else | |
6200 | break; | |
6201 | value = 16 * value + digit; | |
6202 | } | |
6203 | } | |
6204 | else if (isdigit (c)) | |
6205 | { | |
6206 | value = c - '0'; | |
5be6c3b0 GM |
6207 | while (*s < end |
6208 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6209 | value = 8 * value + c - '0'; |
6210 | } | |
6211 | } | |
6212 | else | |
6213 | { | |
6214 | value = c - '0'; | |
5be6c3b0 GM |
6215 | while (*s < end |
6216 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6217 | value = 10 * value + c - '0'; |
6218 | } | |
6219 | ||
5be6c3b0 GM |
6220 | if (*s < end) |
6221 | *s = *s - 1; | |
333b20bb GM |
6222 | *ival = value; |
6223 | c = XBM_TK_NUMBER; | |
6224 | } | |
6225 | else if (isalpha (c) || c == '_') | |
6226 | { | |
6227 | *sval++ = c; | |
5be6c3b0 GM |
6228 | while (*s < end |
6229 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
6230 | *sval++ = c; |
6231 | *sval = 0; | |
5be6c3b0 GM |
6232 | if (*s < end) |
6233 | *s = *s - 1; | |
333b20bb GM |
6234 | c = XBM_TK_IDENT; |
6235 | } | |
6236 | ||
6237 | return c; | |
6238 | } | |
6239 | ||
6240 | ||
6241 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
6242 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
6243 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
6244 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
6245 | Value is non-zero if successful. DATA null means just test if | |
6246 | CONTENTS looks like an im-memory XBM file. */ | |
333b20bb GM |
6247 | |
6248 | static int | |
5be6c3b0 GM |
6249 | xbm_read_bitmap_data (contents, end, width, height, data) |
6250 | char *contents, *end; | |
333b20bb GM |
6251 | int *width, *height; |
6252 | unsigned char **data; | |
6253 | { | |
5be6c3b0 | 6254 | char *s = contents; |
333b20bb GM |
6255 | char buffer[BUFSIZ]; |
6256 | int padding_p = 0; | |
6257 | int v10 = 0; | |
6258 | int bytes_per_line, i, nbytes; | |
6259 | unsigned char *p; | |
6260 | int value; | |
6261 | int LA1; | |
6262 | ||
6263 | #define match() \ | |
5be6c3b0 | 6264 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
6265 | |
6266 | #define expect(TOKEN) \ | |
6267 | if (LA1 != (TOKEN)) \ | |
6268 | goto failure; \ | |
6269 | else \ | |
6270 | match () | |
6271 | ||
6272 | #define expect_ident(IDENT) \ | |
6273 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
6274 | match (); \ | |
6275 | else \ | |
6276 | goto failure | |
6277 | ||
333b20bb | 6278 | *width = *height = -1; |
5be6c3b0 GM |
6279 | if (data) |
6280 | *data = NULL; | |
6281 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
6282 | |
6283 | /* Parse defines for width, height and hot-spots. */ | |
6284 | while (LA1 == '#') | |
6285 | { | |
333b20bb GM |
6286 | match (); |
6287 | expect_ident ("define"); | |
6288 | expect (XBM_TK_IDENT); | |
6289 | ||
6290 | if (LA1 == XBM_TK_NUMBER); | |
6291 | { | |
6292 | char *p = strrchr (buffer, '_'); | |
6293 | p = p ? p + 1 : buffer; | |
6294 | if (strcmp (p, "width") == 0) | |
6295 | *width = value; | |
6296 | else if (strcmp (p, "height") == 0) | |
6297 | *height = value; | |
6298 | } | |
6299 | expect (XBM_TK_NUMBER); | |
6300 | } | |
6301 | ||
6302 | if (*width < 0 || *height < 0) | |
6303 | goto failure; | |
5be6c3b0 GM |
6304 | else if (data == NULL) |
6305 | goto success; | |
333b20bb GM |
6306 | |
6307 | /* Parse bits. Must start with `static'. */ | |
6308 | expect_ident ("static"); | |
6309 | if (LA1 == XBM_TK_IDENT) | |
6310 | { | |
6311 | if (strcmp (buffer, "unsigned") == 0) | |
6312 | { | |
6313 | match (); | |
6314 | expect_ident ("char"); | |
6315 | } | |
6316 | else if (strcmp (buffer, "short") == 0) | |
6317 | { | |
6318 | match (); | |
6319 | v10 = 1; | |
6320 | if (*width % 16 && *width % 16 < 9) | |
6321 | padding_p = 1; | |
6322 | } | |
6323 | else if (strcmp (buffer, "char") == 0) | |
6324 | match (); | |
6325 | else | |
6326 | goto failure; | |
6327 | } | |
6328 | else | |
6329 | goto failure; | |
6330 | ||
6331 | expect (XBM_TK_IDENT); | |
6332 | expect ('['); | |
6333 | expect (']'); | |
6334 | expect ('='); | |
6335 | expect ('{'); | |
6336 | ||
6337 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
6338 | nbytes = bytes_per_line * *height; | |
6339 | p = *data = (char *) xmalloc (nbytes); | |
6340 | ||
6341 | if (v10) | |
6342 | { | |
333b20bb GM |
6343 | for (i = 0; i < nbytes; i += 2) |
6344 | { | |
6345 | int val = value; | |
6346 | expect (XBM_TK_NUMBER); | |
6347 | ||
6348 | *p++ = val; | |
6349 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
6350 | *p++ = value >> 8; | |
6351 | ||
6352 | if (LA1 == ',' || LA1 == '}') | |
6353 | match (); | |
6354 | else | |
6355 | goto failure; | |
6356 | } | |
6357 | } | |
6358 | else | |
6359 | { | |
6360 | for (i = 0; i < nbytes; ++i) | |
6361 | { | |
6362 | int val = value; | |
6363 | expect (XBM_TK_NUMBER); | |
6364 | ||
6365 | *p++ = val; | |
6366 | ||
6367 | if (LA1 == ',' || LA1 == '}') | |
6368 | match (); | |
6369 | else | |
6370 | goto failure; | |
6371 | } | |
6372 | } | |
6373 | ||
5be6c3b0 | 6374 | success: |
333b20bb GM |
6375 | return 1; |
6376 | ||
6377 | failure: | |
6378 | ||
5be6c3b0 | 6379 | if (data && *data) |
333b20bb GM |
6380 | { |
6381 | xfree (*data); | |
6382 | *data = NULL; | |
6383 | } | |
6384 | return 0; | |
6385 | ||
6386 | #undef match | |
6387 | #undef expect | |
6388 | #undef expect_ident | |
6389 | } | |
6390 | ||
6391 | ||
5be6c3b0 GM |
6392 | /* Load XBM image IMG which will be displayed on frame F from buffer |
6393 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
6394 | successful. */ | |
333b20bb GM |
6395 | |
6396 | static int | |
5be6c3b0 | 6397 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
6398 | struct frame *f; |
6399 | struct image *img; | |
5be6c3b0 | 6400 | char *contents, *end; |
333b20bb GM |
6401 | { |
6402 | int rc; | |
6403 | unsigned char *data; | |
6404 | int success_p = 0; | |
333b20bb | 6405 | |
5be6c3b0 | 6406 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
6407 | if (rc) |
6408 | { | |
6409 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6410 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6411 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6412 | Lisp_Object value; | |
6413 | ||
6414 | xassert (img->width > 0 && img->height > 0); | |
6415 | ||
6416 | /* Get foreground and background colors, maybe allocate colors. */ | |
6417 | value = image_spec_value (img->spec, QCforeground, NULL); | |
6418 | if (!NILP (value)) | |
6419 | foreground = x_alloc_image_color (f, img, value, foreground); | |
6420 | ||
6421 | value = image_spec_value (img->spec, QCbackground, NULL); | |
6422 | if (!NILP (value)) | |
6423 | background = x_alloc_image_color (f, img, value, background); | |
6424 | ||
6425 | BLOCK_INPUT; | |
6426 | img->pixmap | |
6427 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6428 | FRAME_X_WINDOW (f), | |
6429 | data, | |
6430 | img->width, img->height, | |
6431 | foreground, background, | |
6432 | depth); | |
6433 | xfree (data); | |
6434 | ||
6435 | if (img->pixmap == 0) | |
6436 | { | |
6437 | x_clear_image (f, img); | |
5be6c3b0 | 6438 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
6439 | } |
6440 | else | |
6441 | success_p = 1; | |
6442 | ||
6443 | UNBLOCK_INPUT; | |
6444 | } | |
6445 | else | |
45158a91 | 6446 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 6447 | |
333b20bb GM |
6448 | return success_p; |
6449 | } | |
6450 | ||
6451 | ||
5be6c3b0 GM |
6452 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
6453 | ||
6454 | static int | |
6455 | xbm_file_p (data) | |
6456 | Lisp_Object data; | |
6457 | { | |
6458 | int w, h; | |
6459 | return (STRINGP (data) | |
6460 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
6461 | (XSTRING (data)->data | |
6462 | + STRING_BYTES (XSTRING (data))), | |
6463 | &w, &h, NULL)); | |
6464 | } | |
6465 | ||
6466 | ||
333b20bb GM |
6467 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
6468 | non-zero if successful. */ | |
6469 | ||
6470 | static int | |
6471 | xbm_load (f, img) | |
6472 | struct frame *f; | |
6473 | struct image *img; | |
6474 | { | |
6475 | int success_p = 0; | |
6476 | Lisp_Object file_name; | |
6477 | ||
6478 | xassert (xbm_image_p (img->spec)); | |
6479 | ||
6480 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
6481 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
6482 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
6483 | { |
6484 | Lisp_Object file; | |
6485 | char *contents; | |
6486 | int size; | |
6487 | struct gcpro gcpro1; | |
6488 | ||
6489 | file = x_find_image_file (file_name); | |
6490 | GCPRO1 (file); | |
6491 | if (!STRINGP (file)) | |
6492 | { | |
6493 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
6494 | UNGCPRO; | |
6495 | return 0; | |
6496 | } | |
6497 | ||
6498 | contents = slurp_file (XSTRING (file)->data, &size); | |
6499 | if (contents == NULL) | |
6500 | { | |
6501 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
6502 | UNGCPRO; | |
6503 | return 0; | |
6504 | } | |
6505 | ||
6506 | success_p = xbm_load_image (f, img, contents, contents + size); | |
6507 | UNGCPRO; | |
6508 | } | |
333b20bb GM |
6509 | else |
6510 | { | |
6511 | struct image_keyword fmt[XBM_LAST]; | |
6512 | Lisp_Object data; | |
5be6c3b0 | 6513 | unsigned char *bitmap_data; |
333b20bb GM |
6514 | int depth; |
6515 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6516 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6517 | char *bits; | |
5be6c3b0 GM |
6518 | int parsed_p, height, width; |
6519 | int in_memory_file_p = 0; | |
6520 | ||
6521 | /* See if data looks like an in-memory XBM file. */ | |
6522 | data = image_spec_value (img->spec, QCdata, NULL); | |
6523 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 6524 | |
5be6c3b0 | 6525 | /* Parse the image specification. */ |
333b20bb | 6526 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 6527 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
6528 | xassert (parsed_p); |
6529 | ||
6530 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
6531 | if (!in_memory_file_p) |
6532 | { | |
6533 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
6534 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
6535 | xassert (img->width > 0 && img->height > 0); | |
6536 | } | |
333b20bb GM |
6537 | |
6538 | BLOCK_INPUT; | |
6539 | ||
333b20bb GM |
6540 | /* Get foreground and background colors, maybe allocate colors. */ |
6541 | if (fmt[XBM_FOREGROUND].count) | |
6542 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
6543 | foreground); | |
6544 | if (fmt[XBM_BACKGROUND].count) | |
6545 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
6546 | background); | |
6547 | ||
5be6c3b0 GM |
6548 | if (in_memory_file_p) |
6549 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
6550 | (XSTRING (data)->data | |
6551 | + STRING_BYTES (XSTRING (data)))); | |
6552 | else | |
333b20bb | 6553 | { |
5be6c3b0 GM |
6554 | if (VECTORP (data)) |
6555 | { | |
6556 | int i; | |
6557 | char *p; | |
6558 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
333b20bb | 6559 | |
5be6c3b0 GM |
6560 | p = bits = (char *) alloca (nbytes * img->height); |
6561 | for (i = 0; i < img->height; ++i, p += nbytes) | |
6562 | { | |
6563 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
6564 | if (STRINGP (line)) | |
6565 | bcopy (XSTRING (line)->data, p, nbytes); | |
6566 | else | |
6567 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
6568 | } | |
6569 | } | |
6570 | else if (STRINGP (data)) | |
6571 | bits = XSTRING (data)->data; | |
6572 | else | |
6573 | bits = XBOOL_VECTOR (data)->data; | |
6574 | ||
6575 | /* Create the pixmap. */ | |
6576 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6577 | img->pixmap | |
6578 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6579 | FRAME_X_WINDOW (f), | |
6580 | bits, | |
6581 | img->width, img->height, | |
6582 | foreground, background, | |
6583 | depth); | |
6584 | if (img->pixmap) | |
6585 | success_p = 1; | |
6586 | else | |
333b20bb | 6587 | { |
5be6c3b0 GM |
6588 | image_error ("Unable to create pixmap for XBM image `%s'", |
6589 | img->spec, Qnil); | |
6590 | x_clear_image (f, img); | |
333b20bb GM |
6591 | } |
6592 | } | |
333b20bb GM |
6593 | |
6594 | UNBLOCK_INPUT; | |
6595 | } | |
6596 | ||
6597 | return success_p; | |
6598 | } | |
6599 | ||
6600 | ||
6601 | \f | |
6602 | /*********************************************************************** | |
6603 | XPM images | |
6604 | ***********************************************************************/ | |
6605 | ||
6606 | #if HAVE_XPM | |
6607 | ||
6608 | static int xpm_image_p P_ ((Lisp_Object object)); | |
6609 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
6610 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
6611 | ||
6612 | #include "X11/xpm.h" | |
6613 | ||
6614 | /* The symbol `xpm' identifying XPM-format images. */ | |
6615 | ||
6616 | Lisp_Object Qxpm; | |
6617 | ||
6618 | /* Indices of image specification fields in xpm_format, below. */ | |
6619 | ||
6620 | enum xpm_keyword_index | |
6621 | { | |
6622 | XPM_TYPE, | |
6623 | XPM_FILE, | |
6624 | XPM_DATA, | |
6625 | XPM_ASCENT, | |
6626 | XPM_MARGIN, | |
6627 | XPM_RELIEF, | |
6628 | XPM_ALGORITHM, | |
6629 | XPM_HEURISTIC_MASK, | |
6630 | XPM_COLOR_SYMBOLS, | |
6631 | XPM_LAST | |
6632 | }; | |
6633 | ||
6634 | /* Vector of image_keyword structures describing the format | |
6635 | of valid XPM image specifications. */ | |
6636 | ||
6637 | static struct image_keyword xpm_format[XPM_LAST] = | |
6638 | { | |
6639 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6640 | {":file", IMAGE_STRING_VALUE, 0}, | |
6641 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 6642 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
6643 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
6644 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
6645 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6646 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6647 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
6648 | }; | |
6649 | ||
6650 | /* Structure describing the image type XBM. */ | |
6651 | ||
6652 | static struct image_type xpm_type = | |
6653 | { | |
6654 | &Qxpm, | |
6655 | xpm_image_p, | |
6656 | xpm_load, | |
6657 | x_clear_image, | |
6658 | NULL | |
6659 | }; | |
6660 | ||
6661 | ||
6662 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list | |
6663 | for XPM images. Such a list must consist of conses whose car and | |
6664 | cdr are strings. */ | |
6665 | ||
6666 | static int | |
6667 | xpm_valid_color_symbols_p (color_symbols) | |
6668 | Lisp_Object color_symbols; | |
6669 | { | |
6670 | while (CONSP (color_symbols)) | |
6671 | { | |
6672 | Lisp_Object sym = XCAR (color_symbols); | |
6673 | if (!CONSP (sym) | |
6674 | || !STRINGP (XCAR (sym)) | |
6675 | || !STRINGP (XCDR (sym))) | |
6676 | break; | |
6677 | color_symbols = XCDR (color_symbols); | |
6678 | } | |
6679 | ||
6680 | return NILP (color_symbols); | |
6681 | } | |
6682 | ||
6683 | ||
6684 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
6685 | ||
6686 | static int | |
6687 | xpm_image_p (object) | |
6688 | Lisp_Object object; | |
6689 | { | |
6690 | struct image_keyword fmt[XPM_LAST]; | |
6691 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 6692 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
6693 | /* Either `:file' or `:data' must be present. */ |
6694 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
6695 | /* Either no `:color-symbols' or it's a list of conses | |
6696 | whose car and cdr are strings. */ | |
6697 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 6698 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
6699 | } |
6700 | ||
6701 | ||
6702 | /* Load image IMG which will be displayed on frame F. Value is | |
6703 | non-zero if successful. */ | |
6704 | ||
6705 | static int | |
6706 | xpm_load (f, img) | |
6707 | struct frame *f; | |
6708 | struct image *img; | |
6709 | { | |
6710 | int rc, i; | |
6711 | XpmAttributes attrs; | |
6712 | Lisp_Object specified_file, color_symbols; | |
6713 | ||
6714 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
6715 | close colors. Return colors allocated. */ | |
6716 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
6717 | attrs.visual = FRAME_X_VISUAL (f); |
6718 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 6719 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 6720 | attrs.valuemask |= XpmColormap; |
333b20bb | 6721 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 6722 | #ifdef XpmAllocCloseColors |
333b20bb GM |
6723 | attrs.alloc_close_colors = 1; |
6724 | attrs.valuemask |= XpmAllocCloseColors; | |
e4c082be RS |
6725 | #else |
6726 | attrs.closeness = 600; | |
6727 | attrs.valuemask |= XpmCloseness; | |
6728 | #endif | |
333b20bb GM |
6729 | |
6730 | /* If image specification contains symbolic color definitions, add | |
6731 | these to `attrs'. */ | |
6732 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
6733 | if (CONSP (color_symbols)) | |
6734 | { | |
6735 | Lisp_Object tail; | |
6736 | XpmColorSymbol *xpm_syms; | |
6737 | int i, size; | |
6738 | ||
6739 | attrs.valuemask |= XpmColorSymbols; | |
6740 | ||
6741 | /* Count number of symbols. */ | |
6742 | attrs.numsymbols = 0; | |
6743 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
6744 | ++attrs.numsymbols; | |
6745 | ||
6746 | /* Allocate an XpmColorSymbol array. */ | |
6747 | size = attrs.numsymbols * sizeof *xpm_syms; | |
6748 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
6749 | bzero (xpm_syms, size); | |
6750 | attrs.colorsymbols = xpm_syms; | |
6751 | ||
6752 | /* Fill the color symbol array. */ | |
6753 | for (tail = color_symbols, i = 0; | |
6754 | CONSP (tail); | |
6755 | ++i, tail = XCDR (tail)) | |
6756 | { | |
6757 | Lisp_Object name = XCAR (XCAR (tail)); | |
6758 | Lisp_Object color = XCDR (XCAR (tail)); | |
6759 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
6760 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
6761 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
6762 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
6763 | } | |
6764 | } | |
6765 | ||
6766 | /* Create a pixmap for the image, either from a file, or from a | |
6767 | string buffer containing data in the same format as an XPM file. */ | |
6768 | BLOCK_INPUT; | |
6769 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
6770 | if (STRINGP (specified_file)) | |
6771 | { | |
6772 | Lisp_Object file = x_find_image_file (specified_file); | |
6773 | if (!STRINGP (file)) | |
6774 | { | |
45158a91 | 6775 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
209061be | 6776 | UNBLOCK_INPUT; |
333b20bb GM |
6777 | return 0; |
6778 | } | |
6779 | ||
6780 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
6781 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
6782 | &attrs); | |
6783 | } | |
6784 | else | |
6785 | { | |
6786 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
6787 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
6788 | XSTRING (buffer)->data, | |
6789 | &img->pixmap, &img->mask, | |
6790 | &attrs); | |
6791 | } | |
6792 | UNBLOCK_INPUT; | |
6793 | ||
6794 | if (rc == XpmSuccess) | |
6795 | { | |
6796 | /* Remember allocated colors. */ | |
6797 | img->ncolors = attrs.nalloc_pixels; | |
6798 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
6799 | * sizeof *img->colors); | |
6800 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
6801 | { |
6802 | img->colors[i] = attrs.alloc_pixels[i]; | |
6803 | #ifdef DEBUG_X_COLORS | |
6804 | register_color (img->colors[i]); | |
6805 | #endif | |
6806 | } | |
333b20bb GM |
6807 | |
6808 | img->width = attrs.width; | |
6809 | img->height = attrs.height; | |
6810 | xassert (img->width > 0 && img->height > 0); | |
6811 | ||
6812 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
6813 | BLOCK_INPUT; | |
6814 | XpmFreeAttributes (&attrs); | |
6815 | UNBLOCK_INPUT; | |
6816 | } | |
6817 | else | |
6818 | { | |
6819 | switch (rc) | |
6820 | { | |
6821 | case XpmOpenFailed: | |
6822 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
6823 | break; | |
6824 | ||
6825 | case XpmFileInvalid: | |
6826 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
6827 | break; | |
6828 | ||
6829 | case XpmNoMemory: | |
6830 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
6831 | break; | |
6832 | ||
6833 | case XpmColorFailed: | |
6834 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
6835 | break; | |
6836 | ||
6837 | default: | |
6838 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
6839 | break; | |
6840 | } | |
6841 | } | |
6842 | ||
6843 | return rc == XpmSuccess; | |
6844 | } | |
6845 | ||
6846 | #endif /* HAVE_XPM != 0 */ | |
6847 | ||
6848 | \f | |
6849 | /*********************************************************************** | |
6850 | Color table | |
6851 | ***********************************************************************/ | |
6852 | ||
6853 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
6854 | ||
6855 | struct ct_color | |
6856 | { | |
6857 | int r, g, b; | |
6858 | unsigned long pixel; | |
6859 | ||
6860 | /* Next in color table collision list. */ | |
6861 | struct ct_color *next; | |
6862 | }; | |
6863 | ||
6864 | /* The bucket vector size to use. Must be prime. */ | |
6865 | ||
6866 | #define CT_SIZE 101 | |
6867 | ||
6868 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
6869 | ||
6870 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
6871 | ||
6872 | /* The color hash table. */ | |
6873 | ||
6874 | struct ct_color **ct_table; | |
6875 | ||
6876 | /* Number of entries in the color table. */ | |
6877 | ||
6878 | int ct_colors_allocated; | |
6879 | ||
6880 | /* Function prototypes. */ | |
6881 | ||
6882 | static void init_color_table P_ ((void)); | |
6883 | static void free_color_table P_ ((void)); | |
6884 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
6885 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
6886 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
6887 | ||
6888 | ||
6889 | /* Initialize the color table. */ | |
6890 | ||
6891 | static void | |
6892 | init_color_table () | |
6893 | { | |
6894 | int size = CT_SIZE * sizeof (*ct_table); | |
6895 | ct_table = (struct ct_color **) xmalloc (size); | |
6896 | bzero (ct_table, size); | |
6897 | ct_colors_allocated = 0; | |
6898 | } | |
6899 | ||
6900 | ||
6901 | /* Free memory associated with the color table. */ | |
6902 | ||
6903 | static void | |
6904 | free_color_table () | |
6905 | { | |
6906 | int i; | |
6907 | struct ct_color *p, *next; | |
6908 | ||
6909 | for (i = 0; i < CT_SIZE; ++i) | |
6910 | for (p = ct_table[i]; p; p = next) | |
6911 | { | |
6912 | next = p->next; | |
6913 | xfree (p); | |
6914 | } | |
6915 | ||
6916 | xfree (ct_table); | |
6917 | ct_table = NULL; | |
6918 | } | |
6919 | ||
6920 | ||
6921 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
6922 | entry for that color already is in the color table, return the | |
6923 | pixel color of that entry. Otherwise, allocate a new color for R, | |
6924 | G, B, and make an entry in the color table. */ | |
6925 | ||
6926 | static unsigned long | |
6927 | lookup_rgb_color (f, r, g, b) | |
6928 | struct frame *f; | |
6929 | int r, g, b; | |
6930 | { | |
6931 | unsigned hash = CT_HASH_RGB (r, g, b); | |
6932 | int i = hash % CT_SIZE; | |
6933 | struct ct_color *p; | |
6934 | ||
6935 | for (p = ct_table[i]; p; p = p->next) | |
6936 | if (p->r == r && p->g == g && p->b == b) | |
6937 | break; | |
6938 | ||
6939 | if (p == NULL) | |
6940 | { | |
6941 | XColor color; | |
6942 | Colormap cmap; | |
6943 | int rc; | |
6944 | ||
6945 | color.red = r; | |
6946 | color.green = g; | |
6947 | color.blue = b; | |
6948 | ||
6949 | BLOCK_INPUT; | |
9b2956e2 | 6950 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 6951 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
6952 | UNBLOCK_INPUT; |
6953 | ||
6954 | if (rc) | |
6955 | { | |
6956 | ++ct_colors_allocated; | |
6957 | ||
6958 | p = (struct ct_color *) xmalloc (sizeof *p); | |
6959 | p->r = r; | |
6960 | p->g = g; | |
6961 | p->b = b; | |
6962 | p->pixel = color.pixel; | |
6963 | p->next = ct_table[i]; | |
6964 | ct_table[i] = p; | |
6965 | } | |
6966 | else | |
6967 | return FRAME_FOREGROUND_PIXEL (f); | |
6968 | } | |
6969 | ||
6970 | return p->pixel; | |
6971 | } | |
6972 | ||
6973 | ||
6974 | /* Look up pixel color PIXEL which is used on frame F in the color | |
6975 | table. If not already present, allocate it. Value is PIXEL. */ | |
6976 | ||
6977 | static unsigned long | |
6978 | lookup_pixel_color (f, pixel) | |
6979 | struct frame *f; | |
6980 | unsigned long pixel; | |
6981 | { | |
6982 | int i = pixel % CT_SIZE; | |
6983 | struct ct_color *p; | |
6984 | ||
6985 | for (p = ct_table[i]; p; p = p->next) | |
6986 | if (p->pixel == pixel) | |
6987 | break; | |
6988 | ||
6989 | if (p == NULL) | |
6990 | { | |
6991 | XColor color; | |
6992 | Colormap cmap; | |
6993 | int rc; | |
6994 | ||
6995 | BLOCK_INPUT; | |
6996 | ||
9b2956e2 | 6997 | cmap = FRAME_X_COLORMAP (f); |
333b20bb GM |
6998 | color.pixel = pixel; |
6999 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
d62c8769 | 7000 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7001 | UNBLOCK_INPUT; |
7002 | ||
7003 | if (rc) | |
7004 | { | |
7005 | ++ct_colors_allocated; | |
7006 | ||
7007 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7008 | p->r = color.red; | |
7009 | p->g = color.green; | |
7010 | p->b = color.blue; | |
7011 | p->pixel = pixel; | |
7012 | p->next = ct_table[i]; | |
7013 | ct_table[i] = p; | |
7014 | } | |
7015 | else | |
7016 | return FRAME_FOREGROUND_PIXEL (f); | |
7017 | } | |
7018 | ||
7019 | return p->pixel; | |
7020 | } | |
7021 | ||
7022 | ||
7023 | /* Value is a vector of all pixel colors contained in the color table, | |
7024 | allocated via xmalloc. Set *N to the number of colors. */ | |
7025 | ||
7026 | static unsigned long * | |
7027 | colors_in_color_table (n) | |
7028 | int *n; | |
7029 | { | |
7030 | int i, j; | |
7031 | struct ct_color *p; | |
7032 | unsigned long *colors; | |
7033 | ||
7034 | if (ct_colors_allocated == 0) | |
7035 | { | |
7036 | *n = 0; | |
7037 | colors = NULL; | |
7038 | } | |
7039 | else | |
7040 | { | |
7041 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
7042 | * sizeof *colors); | |
7043 | *n = ct_colors_allocated; | |
7044 | ||
7045 | for (i = j = 0; i < CT_SIZE; ++i) | |
7046 | for (p = ct_table[i]; p; p = p->next) | |
7047 | colors[j++] = p->pixel; | |
7048 | } | |
7049 | ||
7050 | return colors; | |
7051 | } | |
7052 | ||
7053 | ||
7054 | \f | |
7055 | /*********************************************************************** | |
7056 | Algorithms | |
7057 | ***********************************************************************/ | |
7058 | ||
7059 | static void x_laplace_write_row P_ ((struct frame *, long *, | |
7060 | int, XImage *, int)); | |
7061 | static void x_laplace_read_row P_ ((struct frame *, Colormap, | |
7062 | XColor *, int, XImage *, int)); | |
7063 | ||
7064 | ||
7065 | /* Fill COLORS with RGB colors from row Y of image XIMG. F is the | |
7066 | frame we operate on, CMAP is the color-map in effect, and WIDTH is | |
7067 | the width of one row in the image. */ | |
7068 | ||
7069 | static void | |
7070 | x_laplace_read_row (f, cmap, colors, width, ximg, y) | |
7071 | struct frame *f; | |
7072 | Colormap cmap; | |
7073 | XColor *colors; | |
7074 | int width; | |
7075 | XImage *ximg; | |
7076 | int y; | |
7077 | { | |
7078 | int x; | |
7079 | ||
7080 | for (x = 0; x < width; ++x) | |
7081 | colors[x].pixel = XGetPixel (ximg, x, y); | |
7082 | ||
7083 | XQueryColors (FRAME_X_DISPLAY (f), cmap, colors, width); | |
7084 | } | |
7085 | ||
7086 | ||
7087 | /* Write row Y of image XIMG. PIXELS is an array of WIDTH longs | |
7088 | containing the pixel colors to write. F is the frame we are | |
7089 | working on. */ | |
7090 | ||
7091 | static void | |
7092 | x_laplace_write_row (f, pixels, width, ximg, y) | |
7093 | struct frame *f; | |
7094 | long *pixels; | |
7095 | int width; | |
7096 | XImage *ximg; | |
7097 | int y; | |
7098 | { | |
7099 | int x; | |
7100 | ||
7101 | for (x = 0; x < width; ++x) | |
7102 | XPutPixel (ximg, x, y, pixels[x]); | |
7103 | } | |
7104 | ||
7105 | ||
7106 | /* Transform image IMG which is used on frame F with a Laplace | |
7107 | edge-detection algorithm. The result is an image that can be used | |
7108 | to draw disabled buttons, for example. */ | |
7109 | ||
7110 | static void | |
7111 | x_laplace (f, img) | |
7112 | struct frame *f; | |
7113 | struct image *img; | |
7114 | { | |
9b2956e2 | 7115 | Colormap cmap = FRAME_X_COLORMAP (f); |
333b20bb GM |
7116 | XImage *ximg, *oimg; |
7117 | XColor *in[3]; | |
7118 | long *out; | |
7119 | Pixmap pixmap; | |
7120 | int x, y, i; | |
7121 | long pixel; | |
7122 | int in_y, out_y, rc; | |
7123 | int mv2 = 45000; | |
7124 | ||
7125 | BLOCK_INPUT; | |
7126 | ||
7127 | /* Get the X image IMG->pixmap. */ | |
7128 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
7129 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
7130 | ||
7131 | /* Allocate 3 input rows, and one output row of colors. */ | |
7132 | for (i = 0; i < 3; ++i) | |
7133 | in[i] = (XColor *) alloca (img->width * sizeof (XColor)); | |
7134 | out = (long *) alloca (img->width * sizeof (long)); | |
7135 | ||
7136 | /* Create an X image for output. */ | |
45158a91 | 7137 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
333b20bb GM |
7138 | &oimg, &pixmap); |
7139 | ||
7140 | /* Fill first two rows. */ | |
7141 | x_laplace_read_row (f, cmap, in[0], img->width, ximg, 0); | |
7142 | x_laplace_read_row (f, cmap, in[1], img->width, ximg, 1); | |
7143 | in_y = 2; | |
7144 | ||
7145 | /* Write first row, all zeros. */ | |
7146 | init_color_table (); | |
7147 | pixel = lookup_rgb_color (f, 0, 0, 0); | |
7148 | for (x = 0; x < img->width; ++x) | |
7149 | out[x] = pixel; | |
7150 | x_laplace_write_row (f, out, img->width, oimg, 0); | |
7151 | out_y = 1; | |
7152 | ||
7153 | for (y = 2; y < img->height; ++y) | |
7154 | { | |
7155 | int rowa = y % 3; | |
7156 | int rowb = (y + 2) % 3; | |
7157 | ||
7158 | x_laplace_read_row (f, cmap, in[rowa], img->width, ximg, in_y++); | |
7159 | ||
7160 | for (x = 0; x < img->width - 2; ++x) | |
7161 | { | |
7162 | int r = in[rowa][x].red + mv2 - in[rowb][x + 2].red; | |
7163 | int g = in[rowa][x].green + mv2 - in[rowb][x + 2].green; | |
7164 | int b = in[rowa][x].blue + mv2 - in[rowb][x + 2].blue; | |
7165 | ||
7166 | out[x + 1] = lookup_rgb_color (f, r & 0xffff, g & 0xffff, | |
7167 | b & 0xffff); | |
7168 | } | |
7169 | ||
7170 | x_laplace_write_row (f, out, img->width, oimg, out_y++); | |
7171 | } | |
7172 | ||
7173 | /* Write last line, all zeros. */ | |
7174 | for (x = 0; x < img->width; ++x) | |
7175 | out[x] = pixel; | |
7176 | x_laplace_write_row (f, out, img->width, oimg, out_y); | |
7177 | ||
7178 | /* Free the input image, and free resources of IMG. */ | |
7179 | XDestroyImage (ximg); | |
7180 | x_clear_image (f, img); | |
7181 | ||
7182 | /* Put the output image into pixmap, and destroy it. */ | |
7183 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
7184 | x_destroy_x_image (oimg); | |
7185 | ||
7186 | /* Remember new pixmap and colors in IMG. */ | |
7187 | img->pixmap = pixmap; | |
7188 | img->colors = colors_in_color_table (&img->ncolors); | |
7189 | free_color_table (); | |
7190 | ||
7191 | UNBLOCK_INPUT; | |
7192 | } | |
7193 | ||
7194 | ||
7195 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
7196 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
7197 | determine the background color of IMG. If it is a list '(R G B)', |
7198 | with R, G, and B being integers >= 0, take that as the color of the | |
7199 | background. Otherwise, determine the background color of IMG | |
7200 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
7201 | |
7202 | static int | |
45158a91 | 7203 | x_build_heuristic_mask (f, img, how) |
333b20bb | 7204 | struct frame *f; |
333b20bb GM |
7205 | struct image *img; |
7206 | Lisp_Object how; | |
7207 | { | |
7208 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 7209 | XImage *ximg, *mask_img; |
fcf431dc | 7210 | int x, y, rc, look_at_corners_p; |
333b20bb GM |
7211 | unsigned long bg; |
7212 | ||
7213 | BLOCK_INPUT; | |
7214 | ||
7215 | /* Create an image and pixmap serving as mask. */ | |
45158a91 | 7216 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
7217 | &mask_img, &img->mask); |
7218 | if (!rc) | |
7219 | { | |
7220 | UNBLOCK_INPUT; | |
7221 | return 0; | |
7222 | } | |
7223 | ||
7224 | /* Get the X image of IMG->pixmap. */ | |
7225 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
7226 | ~0, ZPixmap); | |
7227 | ||
fcf431dc GM |
7228 | /* Determine the background color of ximg. If HOW is `(R G B)' |
7229 | take that as color. Otherwise, try to determine the color | |
7230 | heuristically. */ | |
7231 | look_at_corners_p = 1; | |
7232 | ||
7233 | if (CONSP (how)) | |
7234 | { | |
7235 | int rgb[3], i = 0; | |
7236 | ||
7237 | while (i < 3 | |
7238 | && CONSP (how) | |
7239 | && NATNUMP (XCAR (how))) | |
7240 | { | |
7241 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
7242 | how = XCDR (how); | |
7243 | } | |
7244 | ||
7245 | if (i == 3 && NILP (how)) | |
7246 | { | |
7247 | char color_name[30]; | |
7248 | XColor exact, color; | |
7249 | Colormap cmap; | |
7250 | ||
7251 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); | |
7252 | ||
9b2956e2 | 7253 | cmap = FRAME_X_COLORMAP (f); |
fcf431dc GM |
7254 | if (XLookupColor (dpy, cmap, color_name, &exact, &color)) |
7255 | { | |
7256 | bg = color.pixel; | |
7257 | look_at_corners_p = 0; | |
7258 | } | |
7259 | } | |
7260 | } | |
7261 | ||
7262 | if (look_at_corners_p) | |
333b20bb GM |
7263 | { |
7264 | unsigned long corners[4]; | |
7265 | int i, best_count; | |
7266 | ||
7267 | /* Get the colors at the corners of ximg. */ | |
7268 | corners[0] = XGetPixel (ximg, 0, 0); | |
7269 | corners[1] = XGetPixel (ximg, img->width - 1, 0); | |
7270 | corners[2] = XGetPixel (ximg, img->width - 1, img->height - 1); | |
7271 | corners[3] = XGetPixel (ximg, 0, img->height - 1); | |
7272 | ||
7273 | /* Choose the most frequently found color as background. */ | |
7274 | for (i = best_count = 0; i < 4; ++i) | |
7275 | { | |
7276 | int j, n; | |
7277 | ||
7278 | for (j = n = 0; j < 4; ++j) | |
7279 | if (corners[i] == corners[j]) | |
7280 | ++n; | |
7281 | ||
7282 | if (n > best_count) | |
7283 | bg = corners[i], best_count = n; | |
7284 | } | |
7285 | } | |
7286 | ||
7287 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
7288 | from the background color bg. */ | |
7289 | for (y = 0; y < img->height; ++y) | |
7290 | for (x = 0; x < img->width; ++x) | |
7291 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
7292 | ||
7293 | /* Put mask_img into img->mask. */ | |
7294 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
7295 | x_destroy_x_image (mask_img); | |
7296 | XDestroyImage (ximg); | |
7297 | ||
7298 | UNBLOCK_INPUT; | |
7299 | return 1; | |
7300 | } | |
7301 | ||
7302 | ||
7303 | \f | |
7304 | /*********************************************************************** | |
7305 | PBM (mono, gray, color) | |
7306 | ***********************************************************************/ | |
7307 | ||
7308 | static int pbm_image_p P_ ((Lisp_Object object)); | |
7309 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 7310 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
7311 | |
7312 | /* The symbol `pbm' identifying images of this type. */ | |
7313 | ||
7314 | Lisp_Object Qpbm; | |
7315 | ||
7316 | /* Indices of image specification fields in gs_format, below. */ | |
7317 | ||
7318 | enum pbm_keyword_index | |
7319 | { | |
7320 | PBM_TYPE, | |
7321 | PBM_FILE, | |
63cec32f | 7322 | PBM_DATA, |
333b20bb GM |
7323 | PBM_ASCENT, |
7324 | PBM_MARGIN, | |
7325 | PBM_RELIEF, | |
7326 | PBM_ALGORITHM, | |
7327 | PBM_HEURISTIC_MASK, | |
7328 | PBM_LAST | |
7329 | }; | |
7330 | ||
7331 | /* Vector of image_keyword structures describing the format | |
7332 | of valid user-defined image specifications. */ | |
7333 | ||
7334 | static struct image_keyword pbm_format[PBM_LAST] = | |
7335 | { | |
7336 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
7337 | {":file", IMAGE_STRING_VALUE, 0}, |
7338 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7339 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
7340 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
7341 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7342 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7343 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
7344 | }; | |
7345 | ||
7346 | /* Structure describing the image type `pbm'. */ | |
7347 | ||
7348 | static struct image_type pbm_type = | |
7349 | { | |
7350 | &Qpbm, | |
7351 | pbm_image_p, | |
7352 | pbm_load, | |
7353 | x_clear_image, | |
7354 | NULL | |
7355 | }; | |
7356 | ||
7357 | ||
7358 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
7359 | ||
7360 | static int | |
7361 | pbm_image_p (object) | |
7362 | Lisp_Object object; | |
7363 | { | |
7364 | struct image_keyword fmt[PBM_LAST]; | |
7365 | ||
7366 | bcopy (pbm_format, fmt, sizeof fmt); | |
7367 | ||
7c7ff7f5 | 7368 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 7369 | return 0; |
63cec32f GM |
7370 | |
7371 | /* Must specify either :data or :file. */ | |
7372 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
7373 | } |
7374 | ||
7375 | ||
63cec32f GM |
7376 | /* Scan a decimal number from *S and return it. Advance *S while |
7377 | reading the number. END is the end of the string. Value is -1 at | |
7378 | end of input. */ | |
333b20bb GM |
7379 | |
7380 | static int | |
63cec32f GM |
7381 | pbm_scan_number (s, end) |
7382 | unsigned char **s, *end; | |
333b20bb GM |
7383 | { |
7384 | int c, val = -1; | |
7385 | ||
63cec32f | 7386 | while (*s < end) |
333b20bb GM |
7387 | { |
7388 | /* Skip white-space. */ | |
63cec32f | 7389 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
7390 | ; |
7391 | ||
7392 | if (c == '#') | |
7393 | { | |
7394 | /* Skip comment to end of line. */ | |
63cec32f | 7395 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
7396 | ; |
7397 | } | |
7398 | else if (isdigit (c)) | |
7399 | { | |
7400 | /* Read decimal number. */ | |
7401 | val = c - '0'; | |
63cec32f | 7402 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
7403 | val = 10 * val + c - '0'; |
7404 | break; | |
7405 | } | |
7406 | else | |
7407 | break; | |
7408 | } | |
7409 | ||
7410 | return val; | |
7411 | } | |
7412 | ||
7413 | ||
7414 | /* Load PBM image IMG for use on frame F. */ | |
7415 | ||
7416 | static int | |
7417 | pbm_load (f, img) | |
7418 | struct frame *f; | |
7419 | struct image *img; | |
7420 | { | |
333b20bb | 7421 | int raw_p, x, y; |
b6d7acec | 7422 | int width, height, max_color_idx = 0; |
333b20bb GM |
7423 | XImage *ximg; |
7424 | Lisp_Object file, specified_file; | |
7425 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
7426 | struct gcpro gcpro1; | |
63cec32f GM |
7427 | unsigned char *contents = NULL; |
7428 | unsigned char *end, *p; | |
7429 | int size; | |
333b20bb GM |
7430 | |
7431 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 7432 | file = Qnil; |
333b20bb | 7433 | GCPRO1 (file); |
333b20bb | 7434 | |
63cec32f | 7435 | if (STRINGP (specified_file)) |
333b20bb | 7436 | { |
63cec32f GM |
7437 | file = x_find_image_file (specified_file); |
7438 | if (!STRINGP (file)) | |
7439 | { | |
7440 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
7441 | UNGCPRO; | |
7442 | return 0; | |
7443 | } | |
333b20bb | 7444 | |
5be6c3b0 | 7445 | contents = slurp_file (XSTRING (file)->data, &size); |
63cec32f GM |
7446 | if (contents == NULL) |
7447 | { | |
7448 | image_error ("Error reading `%s'", file, Qnil); | |
7449 | UNGCPRO; | |
7450 | return 0; | |
7451 | } | |
7452 | ||
7453 | p = contents; | |
7454 | end = contents + size; | |
7455 | } | |
7456 | else | |
333b20bb | 7457 | { |
63cec32f GM |
7458 | Lisp_Object data; |
7459 | data = image_spec_value (img->spec, QCdata, NULL); | |
7460 | p = XSTRING (data)->data; | |
7461 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
7462 | } |
7463 | ||
63cec32f GM |
7464 | /* Check magic number. */ |
7465 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 7466 | { |
45158a91 | 7467 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
7468 | error: |
7469 | xfree (contents); | |
333b20bb GM |
7470 | UNGCPRO; |
7471 | return 0; | |
7472 | } | |
7473 | ||
63cec32f | 7474 | switch (*p++) |
333b20bb GM |
7475 | { |
7476 | case '1': | |
7477 | raw_p = 0, type = PBM_MONO; | |
7478 | break; | |
7479 | ||
7480 | case '2': | |
7481 | raw_p = 0, type = PBM_GRAY; | |
7482 | break; | |
7483 | ||
7484 | case '3': | |
7485 | raw_p = 0, type = PBM_COLOR; | |
7486 | break; | |
7487 | ||
7488 | case '4': | |
7489 | raw_p = 1, type = PBM_MONO; | |
7490 | break; | |
7491 | ||
7492 | case '5': | |
7493 | raw_p = 1, type = PBM_GRAY; | |
7494 | break; | |
7495 | ||
7496 | case '6': | |
7497 | raw_p = 1, type = PBM_COLOR; | |
7498 | break; | |
7499 | ||
7500 | default: | |
45158a91 | 7501 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 7502 | goto error; |
333b20bb GM |
7503 | } |
7504 | ||
7505 | /* Read width, height, maximum color-component. Characters | |
7506 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
7507 | width = pbm_scan_number (&p, end); |
7508 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
7509 | |
7510 | if (type != PBM_MONO) | |
7511 | { | |
63cec32f | 7512 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
7513 | if (raw_p && max_color_idx > 255) |
7514 | max_color_idx = 255; | |
7515 | } | |
7516 | ||
63cec32f GM |
7517 | if (width < 0 |
7518 | || height < 0 | |
333b20bb | 7519 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 7520 | goto error; |
333b20bb GM |
7521 | |
7522 | BLOCK_INPUT; | |
45158a91 | 7523 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb GM |
7524 | &ximg, &img->pixmap)) |
7525 | { | |
333b20bb | 7526 | UNBLOCK_INPUT; |
63cec32f | 7527 | goto error; |
333b20bb GM |
7528 | } |
7529 | ||
7530 | /* Initialize the color hash table. */ | |
7531 | init_color_table (); | |
7532 | ||
7533 | if (type == PBM_MONO) | |
7534 | { | |
7535 | int c = 0, g; | |
7536 | ||
7537 | for (y = 0; y < height; ++y) | |
7538 | for (x = 0; x < width; ++x) | |
7539 | { | |
7540 | if (raw_p) | |
7541 | { | |
7542 | if ((x & 7) == 0) | |
63cec32f | 7543 | c = *p++; |
333b20bb GM |
7544 | g = c & 0x80; |
7545 | c <<= 1; | |
7546 | } | |
7547 | else | |
63cec32f | 7548 | g = pbm_scan_number (&p, end); |
333b20bb GM |
7549 | |
7550 | XPutPixel (ximg, x, y, (g | |
7551 | ? FRAME_FOREGROUND_PIXEL (f) | |
7552 | : FRAME_BACKGROUND_PIXEL (f))); | |
7553 | } | |
7554 | } | |
7555 | else | |
7556 | { | |
7557 | for (y = 0; y < height; ++y) | |
7558 | for (x = 0; x < width; ++x) | |
7559 | { | |
7560 | int r, g, b; | |
7561 | ||
7562 | if (type == PBM_GRAY) | |
63cec32f | 7563 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
7564 | else if (raw_p) |
7565 | { | |
63cec32f GM |
7566 | r = *p++; |
7567 | g = *p++; | |
7568 | b = *p++; | |
333b20bb GM |
7569 | } |
7570 | else | |
7571 | { | |
63cec32f GM |
7572 | r = pbm_scan_number (&p, end); |
7573 | g = pbm_scan_number (&p, end); | |
7574 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
7575 | } |
7576 | ||
7577 | if (r < 0 || g < 0 || b < 0) | |
7578 | { | |
333b20bb GM |
7579 | xfree (ximg->data); |
7580 | ximg->data = NULL; | |
7581 | XDestroyImage (ximg); | |
7582 | UNBLOCK_INPUT; | |
45158a91 GM |
7583 | image_error ("Invalid pixel value in image `%s'", |
7584 | img->spec, Qnil); | |
63cec32f | 7585 | goto error; |
333b20bb GM |
7586 | } |
7587 | ||
7588 | /* RGB values are now in the range 0..max_color_idx. | |
7589 | Scale this to the range 0..0xffff supported by X. */ | |
7590 | r = (double) r * 65535 / max_color_idx; | |
7591 | g = (double) g * 65535 / max_color_idx; | |
7592 | b = (double) b * 65535 / max_color_idx; | |
7593 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
7594 | } | |
7595 | } | |
7596 | ||
333b20bb GM |
7597 | /* Store in IMG->colors the colors allocated for the image, and |
7598 | free the color table. */ | |
7599 | img->colors = colors_in_color_table (&img->ncolors); | |
7600 | free_color_table (); | |
7601 | ||
7602 | /* Put the image into a pixmap. */ | |
7603 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
7604 | x_destroy_x_image (ximg); | |
7605 | UNBLOCK_INPUT; | |
7606 | ||
7607 | img->width = width; | |
7608 | img->height = height; | |
7609 | ||
7610 | UNGCPRO; | |
63cec32f | 7611 | xfree (contents); |
333b20bb GM |
7612 | return 1; |
7613 | } | |
7614 | ||
7615 | ||
7616 | \f | |
7617 | /*********************************************************************** | |
7618 | PNG | |
7619 | ***********************************************************************/ | |
7620 | ||
7621 | #if HAVE_PNG | |
7622 | ||
7623 | #include <png.h> | |
7624 | ||
7625 | /* Function prototypes. */ | |
7626 | ||
7627 | static int png_image_p P_ ((Lisp_Object object)); | |
7628 | static int png_load P_ ((struct frame *f, struct image *img)); | |
7629 | ||
7630 | /* The symbol `png' identifying images of this type. */ | |
7631 | ||
7632 | Lisp_Object Qpng; | |
7633 | ||
7634 | /* Indices of image specification fields in png_format, below. */ | |
7635 | ||
7636 | enum png_keyword_index | |
7637 | { | |
7638 | PNG_TYPE, | |
63448a4d | 7639 | PNG_DATA, |
333b20bb GM |
7640 | PNG_FILE, |
7641 | PNG_ASCENT, | |
7642 | PNG_MARGIN, | |
7643 | PNG_RELIEF, | |
7644 | PNG_ALGORITHM, | |
7645 | PNG_HEURISTIC_MASK, | |
7646 | PNG_LAST | |
7647 | }; | |
7648 | ||
7649 | /* Vector of image_keyword structures describing the format | |
7650 | of valid user-defined image specifications. */ | |
7651 | ||
7652 | static struct image_keyword png_format[PNG_LAST] = | |
7653 | { | |
7654 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 7655 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 7656 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 7657 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
7658 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
7659 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7660 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7661 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
7662 | }; | |
7663 | ||
06482119 | 7664 | /* Structure describing the image type `png'. */ |
333b20bb GM |
7665 | |
7666 | static struct image_type png_type = | |
7667 | { | |
7668 | &Qpng, | |
7669 | png_image_p, | |
7670 | png_load, | |
7671 | x_clear_image, | |
7672 | NULL | |
7673 | }; | |
7674 | ||
7675 | ||
7676 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
7677 | ||
7678 | static int | |
7679 | png_image_p (object) | |
7680 | Lisp_Object object; | |
7681 | { | |
7682 | struct image_keyword fmt[PNG_LAST]; | |
7683 | bcopy (png_format, fmt, sizeof fmt); | |
7684 | ||
7c7ff7f5 | 7685 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 7686 | return 0; |
63448a4d | 7687 | |
63cec32f GM |
7688 | /* Must specify either the :data or :file keyword. */ |
7689 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
7690 | } |
7691 | ||
7692 | ||
7693 | /* Error and warning handlers installed when the PNG library | |
7694 | is initialized. */ | |
7695 | ||
7696 | static void | |
7697 | my_png_error (png_ptr, msg) | |
7698 | png_struct *png_ptr; | |
7699 | char *msg; | |
7700 | { | |
7701 | xassert (png_ptr != NULL); | |
7702 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
7703 | longjmp (png_ptr->jmpbuf, 1); | |
7704 | } | |
7705 | ||
7706 | ||
7707 | static void | |
7708 | my_png_warning (png_ptr, msg) | |
7709 | png_struct *png_ptr; | |
7710 | char *msg; | |
7711 | { | |
7712 | xassert (png_ptr != NULL); | |
7713 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
7714 | } | |
7715 | ||
5ad6a5fb GM |
7716 | /* Memory source for PNG decoding. */ |
7717 | ||
63448a4d WP |
7718 | struct png_memory_storage |
7719 | { | |
5ad6a5fb GM |
7720 | unsigned char *bytes; /* The data */ |
7721 | size_t len; /* How big is it? */ | |
7722 | int index; /* Where are we? */ | |
63448a4d WP |
7723 | }; |
7724 | ||
5ad6a5fb GM |
7725 | |
7726 | /* Function set as reader function when reading PNG image from memory. | |
7727 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
7728 | bytes from the input to DATA. */ | |
7729 | ||
63448a4d | 7730 | static void |
5ad6a5fb GM |
7731 | png_read_from_memory (png_ptr, data, length) |
7732 | png_structp png_ptr; | |
7733 | png_bytep data; | |
7734 | png_size_t length; | |
63448a4d | 7735 | { |
5ad6a5fb GM |
7736 | struct png_memory_storage *tbr |
7737 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 7738 | |
5ad6a5fb GM |
7739 | if (length > tbr->len - tbr->index) |
7740 | png_error (png_ptr, "Read error"); | |
7741 | ||
7742 | bcopy (tbr->bytes + tbr->index, data, length); | |
7743 | tbr->index = tbr->index + length; | |
63448a4d | 7744 | } |
333b20bb GM |
7745 | |
7746 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
7747 | successful. */ | |
7748 | ||
7749 | static int | |
7750 | png_load (f, img) | |
7751 | struct frame *f; | |
7752 | struct image *img; | |
7753 | { | |
7754 | Lisp_Object file, specified_file; | |
63448a4d | 7755 | Lisp_Object specified_data; |
b6d7acec | 7756 | int x, y, i; |
333b20bb GM |
7757 | XImage *ximg, *mask_img = NULL; |
7758 | struct gcpro gcpro1; | |
7759 | png_struct *png_ptr = NULL; | |
7760 | png_info *info_ptr = NULL, *end_info = NULL; | |
63448a4d | 7761 | FILE *fp = NULL; |
333b20bb GM |
7762 | png_byte sig[8]; |
7763 | png_byte *pixels = NULL; | |
7764 | png_byte **rows = NULL; | |
7765 | png_uint_32 width, height; | |
7766 | int bit_depth, color_type, interlace_type; | |
7767 | png_byte channels; | |
7768 | png_uint_32 row_bytes; | |
7769 | int transparent_p; | |
7770 | char *gamma_str; | |
7771 | double screen_gamma, image_gamma; | |
7772 | int intent; | |
63448a4d | 7773 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
7774 | |
7775 | /* Find out what file to load. */ | |
7776 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 7777 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
7778 | file = Qnil; |
7779 | GCPRO1 (file); | |
333b20bb | 7780 | |
63448a4d | 7781 | if (NILP (specified_data)) |
5ad6a5fb GM |
7782 | { |
7783 | file = x_find_image_file (specified_file); | |
7784 | if (!STRINGP (file)) | |
63448a4d | 7785 | { |
45158a91 | 7786 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
7787 | UNGCPRO; |
7788 | return 0; | |
7789 | } | |
333b20bb | 7790 | |
5ad6a5fb GM |
7791 | /* Open the image file. */ |
7792 | fp = fopen (XSTRING (file)->data, "rb"); | |
7793 | if (!fp) | |
7794 | { | |
45158a91 | 7795 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
7796 | UNGCPRO; |
7797 | fclose (fp); | |
7798 | return 0; | |
7799 | } | |
63448a4d | 7800 | |
5ad6a5fb GM |
7801 | /* Check PNG signature. */ |
7802 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
7803 | || !png_check_sig (sig, sizeof sig)) | |
7804 | { | |
45158a91 | 7805 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
7806 | UNGCPRO; |
7807 | fclose (fp); | |
7808 | return 0; | |
63448a4d | 7809 | } |
5ad6a5fb | 7810 | } |
63448a4d | 7811 | else |
5ad6a5fb GM |
7812 | { |
7813 | /* Read from memory. */ | |
7814 | tbr.bytes = XSTRING (specified_data)->data; | |
7815 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
7816 | tbr.index = 0; | |
63448a4d | 7817 | |
5ad6a5fb GM |
7818 | /* Check PNG signature. */ |
7819 | if (tbr.len < sizeof sig | |
7820 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
7821 | { | |
45158a91 | 7822 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
7823 | UNGCPRO; |
7824 | return 0; | |
63448a4d | 7825 | } |
333b20bb | 7826 | |
5ad6a5fb GM |
7827 | /* Need to skip past the signature. */ |
7828 | tbr.bytes += sizeof (sig); | |
7829 | } | |
7830 | ||
333b20bb GM |
7831 | /* Initialize read and info structs for PNG lib. */ |
7832 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
7833 | my_png_error, my_png_warning); | |
7834 | if (!png_ptr) | |
7835 | { | |
63448a4d | 7836 | if (fp) fclose (fp); |
333b20bb GM |
7837 | UNGCPRO; |
7838 | return 0; | |
7839 | } | |
7840 | ||
7841 | info_ptr = png_create_info_struct (png_ptr); | |
7842 | if (!info_ptr) | |
7843 | { | |
7844 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 7845 | if (fp) fclose (fp); |
333b20bb GM |
7846 | UNGCPRO; |
7847 | return 0; | |
7848 | } | |
7849 | ||
7850 | end_info = png_create_info_struct (png_ptr); | |
7851 | if (!end_info) | |
7852 | { | |
7853 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 7854 | if (fp) fclose (fp); |
333b20bb GM |
7855 | UNGCPRO; |
7856 | return 0; | |
7857 | } | |
7858 | ||
7859 | /* Set error jump-back. We come back here when the PNG library | |
7860 | detects an error. */ | |
7861 | if (setjmp (png_ptr->jmpbuf)) | |
7862 | { | |
7863 | error: | |
7864 | if (png_ptr) | |
7865 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
7866 | xfree (pixels); | |
7867 | xfree (rows); | |
63448a4d | 7868 | if (fp) fclose (fp); |
333b20bb GM |
7869 | UNGCPRO; |
7870 | return 0; | |
7871 | } | |
7872 | ||
7873 | /* Read image info. */ | |
63448a4d | 7874 | if (!NILP (specified_data)) |
5ad6a5fb | 7875 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 7876 | else |
5ad6a5fb | 7877 | png_init_io (png_ptr, fp); |
63448a4d | 7878 | |
333b20bb GM |
7879 | png_set_sig_bytes (png_ptr, sizeof sig); |
7880 | png_read_info (png_ptr, info_ptr); | |
7881 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
7882 | &interlace_type, NULL, NULL); | |
7883 | ||
7884 | /* If image contains simply transparency data, we prefer to | |
7885 | construct a clipping mask. */ | |
7886 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
7887 | transparent_p = 1; | |
7888 | else | |
7889 | transparent_p = 0; | |
7890 | ||
7891 | /* This function is easier to write if we only have to handle | |
7892 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
7893 | transform other formats into that format. */ | |
7894 | ||
7895 | /* Strip more than 8 bits per channel. */ | |
7896 | if (bit_depth == 16) | |
7897 | png_set_strip_16 (png_ptr); | |
7898 | ||
7899 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
7900 | if available. */ | |
7901 | png_set_expand (png_ptr); | |
7902 | ||
7903 | /* Convert grayscale images to RGB. */ | |
7904 | if (color_type == PNG_COLOR_TYPE_GRAY | |
7905 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
7906 | png_set_gray_to_rgb (png_ptr); | |
7907 | ||
7908 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
7909 | gamma_str = getenv ("SCREEN_GAMMA"); | |
7910 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
7911 | ||
7912 | /* Tell the PNG lib to handle gamma correction for us. */ | |
7913 | ||
6c1aa34d | 7914 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb GM |
7915 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
7916 | /* There is a special chunk in the image specifying the gamma. */ | |
7917 | png_set_sRGB (png_ptr, info_ptr, intent); | |
6c1aa34d GM |
7918 | else |
7919 | #endif | |
7920 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
7921 | /* Image contains gamma information. */ |
7922 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
7923 | else | |
7924 | /* Use a default of 0.5 for the image gamma. */ | |
7925 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
7926 | ||
7927 | /* Handle alpha channel by combining the image with a background | |
7928 | color. Do this only if a real alpha channel is supplied. For | |
7929 | simple transparency, we prefer a clipping mask. */ | |
7930 | if (!transparent_p) | |
7931 | { | |
7932 | png_color_16 *image_background; | |
7933 | ||
7934 | if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
7935 | /* Image contains a background color with which to | |
7936 | combine the image. */ | |
7937 | png_set_background (png_ptr, image_background, | |
7938 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
7939 | else | |
7940 | { | |
7941 | /* Image does not contain a background color with which | |
7942 | to combine the image data via an alpha channel. Use | |
7943 | the frame's background instead. */ | |
7944 | XColor color; | |
7945 | Colormap cmap; | |
7946 | png_color_16 frame_background; | |
7947 | ||
7948 | BLOCK_INPUT; | |
9b2956e2 | 7949 | cmap = FRAME_X_COLORMAP (f); |
333b20bb GM |
7950 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
7951 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
7952 | UNBLOCK_INPUT; | |
7953 | ||
7954 | bzero (&frame_background, sizeof frame_background); | |
7955 | frame_background.red = color.red; | |
7956 | frame_background.green = color.green; | |
7957 | frame_background.blue = color.blue; | |
7958 | ||
7959 | png_set_background (png_ptr, &frame_background, | |
7960 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
7961 | } | |
7962 | } | |
7963 | ||
7964 | /* Update info structure. */ | |
7965 | png_read_update_info (png_ptr, info_ptr); | |
7966 | ||
7967 | /* Get number of channels. Valid values are 1 for grayscale images | |
7968 | and images with a palette, 2 for grayscale images with transparency | |
7969 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
7970 | images with alpha channel, i.e. RGBA. If conversions above were | |
7971 | sufficient we should only have 3 or 4 channels here. */ | |
7972 | channels = png_get_channels (png_ptr, info_ptr); | |
7973 | xassert (channels == 3 || channels == 4); | |
7974 | ||
7975 | /* Number of bytes needed for one row of the image. */ | |
7976 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
7977 | ||
7978 | /* Allocate memory for the image. */ | |
7979 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
7980 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
7981 | for (i = 0; i < height; ++i) | |
7982 | rows[i] = pixels + i * row_bytes; | |
7983 | ||
7984 | /* Read the entire image. */ | |
7985 | png_read_image (png_ptr, rows); | |
7986 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
7987 | if (fp) |
7988 | { | |
7989 | fclose (fp); | |
7990 | fp = NULL; | |
7991 | } | |
333b20bb GM |
7992 | |
7993 | BLOCK_INPUT; | |
7994 | ||
7995 | /* Create the X image and pixmap. */ | |
45158a91 | 7996 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb GM |
7997 | &img->pixmap)) |
7998 | { | |
7999 | UNBLOCK_INPUT; | |
8000 | goto error; | |
8001 | } | |
8002 | ||
8003 | /* Create an image and pixmap serving as mask if the PNG image | |
8004 | contains an alpha channel. */ | |
8005 | if (channels == 4 | |
8006 | && !transparent_p | |
45158a91 | 8007 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
8008 | &mask_img, &img->mask)) |
8009 | { | |
8010 | x_destroy_x_image (ximg); | |
8011 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
8012 | img->pixmap = 0; | |
8013 | UNBLOCK_INPUT; | |
8014 | goto error; | |
8015 | } | |
8016 | ||
8017 | /* Fill the X image and mask from PNG data. */ | |
8018 | init_color_table (); | |
8019 | ||
8020 | for (y = 0; y < height; ++y) | |
8021 | { | |
8022 | png_byte *p = rows[y]; | |
8023 | ||
8024 | for (x = 0; x < width; ++x) | |
8025 | { | |
8026 | unsigned r, g, b; | |
8027 | ||
8028 | r = *p++ << 8; | |
8029 | g = *p++ << 8; | |
8030 | b = *p++ << 8; | |
8031 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8032 | ||
8033 | /* An alpha channel, aka mask channel, associates variable | |
8034 | transparency with an image. Where other image formats | |
8035 | support binary transparency---fully transparent or fully | |
8036 | opaque---PNG allows up to 254 levels of partial transparency. | |
8037 | The PNG library implements partial transparency by combining | |
8038 | the image with a specified background color. | |
8039 | ||
8040 | I'm not sure how to handle this here nicely: because the | |
8041 | background on which the image is displayed may change, for | |
8042 | real alpha channel support, it would be necessary to create | |
8043 | a new image for each possible background. | |
8044 | ||
8045 | What I'm doing now is that a mask is created if we have | |
8046 | boolean transparency information. Otherwise I'm using | |
8047 | the frame's background color to combine the image with. */ | |
8048 | ||
8049 | if (channels == 4) | |
8050 | { | |
8051 | if (mask_img) | |
8052 | XPutPixel (mask_img, x, y, *p > 0); | |
8053 | ++p; | |
8054 | } | |
8055 | } | |
8056 | } | |
8057 | ||
8058 | /* Remember colors allocated for this image. */ | |
8059 | img->colors = colors_in_color_table (&img->ncolors); | |
8060 | free_color_table (); | |
8061 | ||
8062 | /* Clean up. */ | |
8063 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8064 | xfree (rows); | |
8065 | xfree (pixels); | |
8066 | ||
8067 | img->width = width; | |
8068 | img->height = height; | |
8069 | ||
8070 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8071 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8072 | x_destroy_x_image (ximg); | |
8073 | ||
8074 | /* Same for the mask. */ | |
8075 | if (mask_img) | |
8076 | { | |
8077 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8078 | x_destroy_x_image (mask_img); | |
8079 | } | |
8080 | ||
8081 | UNBLOCK_INPUT; | |
8082 | UNGCPRO; | |
8083 | return 1; | |
8084 | } | |
8085 | ||
8086 | #endif /* HAVE_PNG != 0 */ | |
8087 | ||
8088 | ||
8089 | \f | |
8090 | /*********************************************************************** | |
8091 | JPEG | |
8092 | ***********************************************************************/ | |
8093 | ||
8094 | #if HAVE_JPEG | |
8095 | ||
ba06aba4 GM |
8096 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
8097 | jconfig.h. */ | |
8098 | #ifdef HAVE_STDLIB_H | |
8099 | #define HAVE_STDLIB_H_1 | |
8100 | #undef HAVE_STDLIB_H | |
8101 | #endif /* HAVE_STLIB_H */ | |
8102 | ||
333b20bb GM |
8103 | #include <jpeglib.h> |
8104 | #include <jerror.h> | |
8105 | #include <setjmp.h> | |
8106 | ||
ba06aba4 GM |
8107 | #ifdef HAVE_STLIB_H_1 |
8108 | #define HAVE_STDLIB_H 1 | |
8109 | #endif | |
8110 | ||
333b20bb GM |
8111 | static int jpeg_image_p P_ ((Lisp_Object object)); |
8112 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
8113 | ||
8114 | /* The symbol `jpeg' identifying images of this type. */ | |
8115 | ||
8116 | Lisp_Object Qjpeg; | |
8117 | ||
8118 | /* Indices of image specification fields in gs_format, below. */ | |
8119 | ||
8120 | enum jpeg_keyword_index | |
8121 | { | |
8122 | JPEG_TYPE, | |
8e39770a | 8123 | JPEG_DATA, |
333b20bb GM |
8124 | JPEG_FILE, |
8125 | JPEG_ASCENT, | |
8126 | JPEG_MARGIN, | |
8127 | JPEG_RELIEF, | |
8128 | JPEG_ALGORITHM, | |
8129 | JPEG_HEURISTIC_MASK, | |
8130 | JPEG_LAST | |
8131 | }; | |
8132 | ||
8133 | /* Vector of image_keyword structures describing the format | |
8134 | of valid user-defined image specifications. */ | |
8135 | ||
8136 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
8137 | { | |
8138 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8139 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 8140 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8141 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
8142 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
8143 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8144 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8145 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
8146 | }; | |
8147 | ||
8148 | /* Structure describing the image type `jpeg'. */ | |
8149 | ||
8150 | static struct image_type jpeg_type = | |
8151 | { | |
8152 | &Qjpeg, | |
8153 | jpeg_image_p, | |
8154 | jpeg_load, | |
8155 | x_clear_image, | |
8156 | NULL | |
8157 | }; | |
8158 | ||
8159 | ||
8160 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
8161 | ||
8162 | static int | |
8163 | jpeg_image_p (object) | |
8164 | Lisp_Object object; | |
8165 | { | |
8166 | struct image_keyword fmt[JPEG_LAST]; | |
8167 | ||
8168 | bcopy (jpeg_format, fmt, sizeof fmt); | |
8169 | ||
7c7ff7f5 | 8170 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 8171 | return 0; |
8e39770a | 8172 | |
63cec32f GM |
8173 | /* Must specify either the :data or :file keyword. */ |
8174 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
8175 | } |
8176 | ||
8e39770a | 8177 | |
333b20bb GM |
8178 | struct my_jpeg_error_mgr |
8179 | { | |
8180 | struct jpeg_error_mgr pub; | |
8181 | jmp_buf setjmp_buffer; | |
8182 | }; | |
8183 | ||
e3130015 | 8184 | |
333b20bb GM |
8185 | static void |
8186 | my_error_exit (cinfo) | |
8187 | j_common_ptr cinfo; | |
8188 | { | |
8189 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
8190 | longjmp (mgr->setjmp_buffer, 1); | |
8191 | } | |
8192 | ||
e3130015 | 8193 | |
8e39770a GM |
8194 | /* Init source method for JPEG data source manager. Called by |
8195 | jpeg_read_header() before any data is actually read. See | |
8196 | libjpeg.doc from the JPEG lib distribution. */ | |
8197 | ||
8198 | static void | |
8199 | our_init_source (cinfo) | |
8200 | j_decompress_ptr cinfo; | |
8201 | { | |
8202 | } | |
8203 | ||
8204 | ||
8205 | /* Fill input buffer method for JPEG data source manager. Called | |
8206 | whenever more data is needed. We read the whole image in one step, | |
8207 | so this only adds a fake end of input marker at the end. */ | |
8208 | ||
8209 | static boolean | |
8210 | our_fill_input_buffer (cinfo) | |
8211 | j_decompress_ptr cinfo; | |
8212 | { | |
8213 | /* Insert a fake EOI marker. */ | |
8214 | struct jpeg_source_mgr *src = cinfo->src; | |
8215 | static JOCTET buffer[2]; | |
8216 | ||
8217 | buffer[0] = (JOCTET) 0xFF; | |
8218 | buffer[1] = (JOCTET) JPEG_EOI; | |
8219 | ||
8220 | src->next_input_byte = buffer; | |
8221 | src->bytes_in_buffer = 2; | |
8222 | return TRUE; | |
8223 | } | |
8224 | ||
8225 | ||
8226 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
8227 | is the JPEG data source manager. */ | |
8228 | ||
8229 | static void | |
8230 | our_skip_input_data (cinfo, num_bytes) | |
8231 | j_decompress_ptr cinfo; | |
8232 | long num_bytes; | |
8233 | { | |
8234 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
8235 | ||
8236 | if (src) | |
8237 | { | |
8238 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 8239 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
8240 | |
8241 | src->bytes_in_buffer -= num_bytes; | |
8242 | src->next_input_byte += num_bytes; | |
8243 | } | |
8244 | } | |
8245 | ||
8246 | ||
8247 | /* Method to terminate data source. Called by | |
8248 | jpeg_finish_decompress() after all data has been processed. */ | |
8249 | ||
8250 | static void | |
8251 | our_term_source (cinfo) | |
8252 | j_decompress_ptr cinfo; | |
8253 | { | |
8254 | } | |
8255 | ||
8256 | ||
8257 | /* Set up the JPEG lib for reading an image from DATA which contains | |
8258 | LEN bytes. CINFO is the decompression info structure created for | |
8259 | reading the image. */ | |
8260 | ||
8261 | static void | |
8262 | jpeg_memory_src (cinfo, data, len) | |
8263 | j_decompress_ptr cinfo; | |
8264 | JOCTET *data; | |
8265 | unsigned int len; | |
8266 | { | |
8267 | struct jpeg_source_mgr *src; | |
8268 | ||
8269 | if (cinfo->src == NULL) | |
8270 | { | |
8271 | /* First time for this JPEG object? */ | |
8272 | cinfo->src = (struct jpeg_source_mgr *) | |
8273 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
8274 | sizeof (struct jpeg_source_mgr)); | |
8275 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8276 | src->next_input_byte = data; | |
8277 | } | |
8278 | ||
8279 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8280 | src->init_source = our_init_source; | |
8281 | src->fill_input_buffer = our_fill_input_buffer; | |
8282 | src->skip_input_data = our_skip_input_data; | |
8283 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
8284 | src->term_source = our_term_source; | |
8285 | src->bytes_in_buffer = len; | |
8286 | src->next_input_byte = data; | |
8287 | } | |
8288 | ||
5ad6a5fb | 8289 | |
333b20bb GM |
8290 | /* Load image IMG for use on frame F. Patterned after example.c |
8291 | from the JPEG lib. */ | |
8292 | ||
8293 | static int | |
8294 | jpeg_load (f, img) | |
8295 | struct frame *f; | |
8296 | struct image *img; | |
8297 | { | |
8298 | struct jpeg_decompress_struct cinfo; | |
8299 | struct my_jpeg_error_mgr mgr; | |
8300 | Lisp_Object file, specified_file; | |
8e39770a GM |
8301 | Lisp_Object specified_data; |
8302 | FILE *fp = NULL; | |
333b20bb GM |
8303 | JSAMPARRAY buffer; |
8304 | int row_stride, x, y; | |
8305 | XImage *ximg = NULL; | |
b6d7acec | 8306 | int rc; |
333b20bb GM |
8307 | unsigned long *colors; |
8308 | int width, height; | |
8309 | struct gcpro gcpro1; | |
8310 | ||
8311 | /* Open the JPEG file. */ | |
8312 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 8313 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8314 | file = Qnil; |
8315 | GCPRO1 (file); | |
8e39770a | 8316 | |
8e39770a | 8317 | if (NILP (specified_data)) |
333b20bb | 8318 | { |
8e39770a | 8319 | file = x_find_image_file (specified_file); |
8e39770a GM |
8320 | if (!STRINGP (file)) |
8321 | { | |
45158a91 | 8322 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
8323 | UNGCPRO; |
8324 | return 0; | |
8325 | } | |
333b20bb | 8326 | |
8e39770a GM |
8327 | fp = fopen (XSTRING (file)->data, "r"); |
8328 | if (fp == NULL) | |
8329 | { | |
8330 | image_error ("Cannot open `%s'", file, Qnil); | |
8331 | UNGCPRO; | |
8332 | return 0; | |
8333 | } | |
333b20bb GM |
8334 | } |
8335 | ||
5ad6a5fb GM |
8336 | /* Customize libjpeg's error handling to call my_error_exit when an |
8337 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 8338 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 8339 | mgr.pub.error_exit = my_error_exit; |
333b20bb GM |
8340 | |
8341 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
8342 | { | |
5ad6a5fb GM |
8343 | if (rc == 1) |
8344 | { | |
8345 | /* Called from my_error_exit. Display a JPEG error. */ | |
8346 | char buffer[JMSG_LENGTH_MAX]; | |
8347 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 8348 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
8349 | build_string (buffer)); |
8350 | } | |
333b20bb GM |
8351 | |
8352 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb GM |
8353 | if (fp) |
8354 | fclose (fp); | |
333b20bb GM |
8355 | jpeg_destroy_decompress (&cinfo); |
8356 | ||
5ad6a5fb | 8357 | BLOCK_INPUT; |
333b20bb | 8358 | |
5ad6a5fb GM |
8359 | /* If we already have an XImage, free that. */ |
8360 | x_destroy_x_image (ximg); | |
333b20bb | 8361 | |
5ad6a5fb GM |
8362 | /* Free pixmap and colors. */ |
8363 | x_clear_image (f, img); | |
333b20bb | 8364 | |
5ad6a5fb GM |
8365 | UNBLOCK_INPUT; |
8366 | UNGCPRO; | |
8367 | return 0; | |
333b20bb GM |
8368 | } |
8369 | ||
8370 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 8371 | Read the JPEG image header. */ |
333b20bb | 8372 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
8373 | |
8374 | if (NILP (specified_data)) | |
8375 | jpeg_stdio_src (&cinfo, fp); | |
8376 | else | |
8377 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
8378 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 8379 | |
333b20bb GM |
8380 | jpeg_read_header (&cinfo, TRUE); |
8381 | ||
8382 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 8383 | Start decompression. */ |
333b20bb GM |
8384 | cinfo.quantize_colors = TRUE; |
8385 | jpeg_start_decompress (&cinfo); | |
8386 | width = img->width = cinfo.output_width; | |
8387 | height = img->height = cinfo.output_height; | |
8388 | ||
8389 | BLOCK_INPUT; | |
8390 | ||
8391 | /* Create X image and pixmap. */ | |
45158a91 | 8392 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 8393 | { |
5ad6a5fb GM |
8394 | UNBLOCK_INPUT; |
8395 | longjmp (mgr.setjmp_buffer, 2); | |
333b20bb GM |
8396 | } |
8397 | ||
8398 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
8399 | cinfo.actual_number_of_colors has been set with the number of |
8400 | colors generated, and cinfo.colormap is a two-dimensional array | |
8401 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
8402 | No more than 255 colors will be generated. */ | |
333b20bb | 8403 | { |
5ad6a5fb GM |
8404 | int i, ir, ig, ib; |
8405 | ||
8406 | if (cinfo.out_color_components > 2) | |
8407 | ir = 0, ig = 1, ib = 2; | |
8408 | else if (cinfo.out_color_components > 1) | |
8409 | ir = 0, ig = 1, ib = 0; | |
8410 | else | |
8411 | ir = 0, ig = 0, ib = 0; | |
8412 | ||
8413 | /* Use the color table mechanism because it handles colors that | |
8414 | cannot be allocated nicely. Such colors will be replaced with | |
8415 | a default color, and we don't have to care about which colors | |
8416 | can be freed safely, and which can't. */ | |
8417 | init_color_table (); | |
8418 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
8419 | * sizeof *colors); | |
333b20bb | 8420 | |
5ad6a5fb GM |
8421 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
8422 | { | |
8423 | /* Multiply RGB values with 255 because X expects RGB values | |
8424 | in the range 0..0xffff. */ | |
8425 | int r = cinfo.colormap[ir][i] << 8; | |
8426 | int g = cinfo.colormap[ig][i] << 8; | |
8427 | int b = cinfo.colormap[ib][i] << 8; | |
8428 | colors[i] = lookup_rgb_color (f, r, g, b); | |
8429 | } | |
333b20bb | 8430 | |
5ad6a5fb GM |
8431 | /* Remember those colors actually allocated. */ |
8432 | img->colors = colors_in_color_table (&img->ncolors); | |
8433 | free_color_table (); | |
333b20bb GM |
8434 | } |
8435 | ||
8436 | /* Read pixels. */ | |
8437 | row_stride = width * cinfo.output_components; | |
8438 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 8439 | row_stride, 1); |
333b20bb GM |
8440 | for (y = 0; y < height; ++y) |
8441 | { | |
5ad6a5fb GM |
8442 | jpeg_read_scanlines (&cinfo, buffer, 1); |
8443 | for (x = 0; x < cinfo.output_width; ++x) | |
8444 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
8445 | } |
8446 | ||
8447 | /* Clean up. */ | |
8448 | jpeg_finish_decompress (&cinfo); | |
8449 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb GM |
8450 | if (fp) |
8451 | fclose (fp); | |
333b20bb GM |
8452 | |
8453 | /* Put the image into the pixmap. */ | |
8454 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8455 | x_destroy_x_image (ximg); | |
8456 | UNBLOCK_INPUT; | |
8457 | UNGCPRO; | |
8458 | return 1; | |
8459 | } | |
8460 | ||
8461 | #endif /* HAVE_JPEG */ | |
8462 | ||
8463 | ||
8464 | \f | |
8465 | /*********************************************************************** | |
8466 | TIFF | |
8467 | ***********************************************************************/ | |
8468 | ||
8469 | #if HAVE_TIFF | |
8470 | ||
cf4790ad | 8471 | #include <tiffio.h> |
333b20bb GM |
8472 | |
8473 | static int tiff_image_p P_ ((Lisp_Object object)); | |
8474 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
8475 | ||
8476 | /* The symbol `tiff' identifying images of this type. */ | |
8477 | ||
8478 | Lisp_Object Qtiff; | |
8479 | ||
8480 | /* Indices of image specification fields in tiff_format, below. */ | |
8481 | ||
8482 | enum tiff_keyword_index | |
8483 | { | |
8484 | TIFF_TYPE, | |
63448a4d | 8485 | TIFF_DATA, |
333b20bb GM |
8486 | TIFF_FILE, |
8487 | TIFF_ASCENT, | |
8488 | TIFF_MARGIN, | |
8489 | TIFF_RELIEF, | |
8490 | TIFF_ALGORITHM, | |
8491 | TIFF_HEURISTIC_MASK, | |
8492 | TIFF_LAST | |
8493 | }; | |
8494 | ||
8495 | /* Vector of image_keyword structures describing the format | |
8496 | of valid user-defined image specifications. */ | |
8497 | ||
8498 | static struct image_keyword tiff_format[TIFF_LAST] = | |
8499 | { | |
8500 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8501 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8502 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8503 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
8504 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
8505 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8506 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8507 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
8508 | }; | |
8509 | ||
8510 | /* Structure describing the image type `tiff'. */ | |
8511 | ||
8512 | static struct image_type tiff_type = | |
8513 | { | |
8514 | &Qtiff, | |
8515 | tiff_image_p, | |
8516 | tiff_load, | |
8517 | x_clear_image, | |
8518 | NULL | |
8519 | }; | |
8520 | ||
8521 | ||
8522 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
8523 | ||
8524 | static int | |
8525 | tiff_image_p (object) | |
8526 | Lisp_Object object; | |
8527 | { | |
8528 | struct image_keyword fmt[TIFF_LAST]; | |
8529 | bcopy (tiff_format, fmt, sizeof fmt); | |
8530 | ||
7c7ff7f5 | 8531 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 8532 | return 0; |
5ad6a5fb | 8533 | |
63cec32f GM |
8534 | /* Must specify either the :data or :file keyword. */ |
8535 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
8536 | } |
8537 | ||
5ad6a5fb GM |
8538 | |
8539 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
8540 | memory source, but we have to provide a lot of extra functions. | |
8541 | Blah. | |
63448a4d WP |
8542 | |
8543 | We really only need to implement read and seek, but I am not | |
8544 | convinced that the TIFF library is smart enough not to destroy | |
8545 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
8546 | override. */ |
8547 | ||
8548 | typedef struct | |
8549 | { | |
63448a4d WP |
8550 | unsigned char *bytes; |
8551 | size_t len; | |
8552 | int index; | |
5ad6a5fb GM |
8553 | } |
8554 | tiff_memory_source; | |
63448a4d | 8555 | |
e3130015 | 8556 | |
5ad6a5fb GM |
8557 | static size_t |
8558 | tiff_read_from_memory (data, buf, size) | |
8559 | thandle_t data; | |
8560 | tdata_t buf; | |
8561 | tsize_t size; | |
63448a4d | 8562 | { |
5ad6a5fb | 8563 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8564 | |
8565 | if (size > src->len - src->index) | |
5ad6a5fb GM |
8566 | return (size_t) -1; |
8567 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
8568 | src->index += size; |
8569 | return size; | |
8570 | } | |
8571 | ||
e3130015 | 8572 | |
5ad6a5fb GM |
8573 | static size_t |
8574 | tiff_write_from_memory (data, buf, size) | |
8575 | thandle_t data; | |
8576 | tdata_t buf; | |
8577 | tsize_t size; | |
63448a4d WP |
8578 | { |
8579 | return (size_t) -1; | |
8580 | } | |
8581 | ||
e3130015 | 8582 | |
5ad6a5fb GM |
8583 | static toff_t |
8584 | tiff_seek_in_memory (data, off, whence) | |
8585 | thandle_t data; | |
8586 | toff_t off; | |
8587 | int whence; | |
63448a4d | 8588 | { |
5ad6a5fb | 8589 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
8590 | int idx; |
8591 | ||
8592 | switch (whence) | |
5ad6a5fb GM |
8593 | { |
8594 | case SEEK_SET: /* Go from beginning of source. */ | |
8595 | idx = off; | |
8596 | break; | |
8597 | ||
8598 | case SEEK_END: /* Go from end of source. */ | |
8599 | idx = src->len + off; | |
8600 | break; | |
8601 | ||
8602 | case SEEK_CUR: /* Go from current position. */ | |
8603 | idx = src->index + off; | |
8604 | break; | |
8605 | ||
8606 | default: /* Invalid `whence'. */ | |
8607 | return -1; | |
8608 | } | |
8609 | ||
8610 | if (idx > src->len || idx < 0) | |
8611 | return -1; | |
8612 | ||
63448a4d WP |
8613 | src->index = idx; |
8614 | return src->index; | |
8615 | } | |
8616 | ||
e3130015 | 8617 | |
5ad6a5fb GM |
8618 | static int |
8619 | tiff_close_memory (data) | |
8620 | thandle_t data; | |
63448a4d WP |
8621 | { |
8622 | /* NOOP */ | |
5ad6a5fb | 8623 | return 0; |
63448a4d WP |
8624 | } |
8625 | ||
e3130015 | 8626 | |
5ad6a5fb GM |
8627 | static int |
8628 | tiff_mmap_memory (data, pbase, psize) | |
8629 | thandle_t data; | |
8630 | tdata_t *pbase; | |
8631 | toff_t *psize; | |
63448a4d WP |
8632 | { |
8633 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 8634 | return 0; |
63448a4d WP |
8635 | } |
8636 | ||
e3130015 | 8637 | |
5ad6a5fb GM |
8638 | static void |
8639 | tiff_unmap_memory (data, base, size) | |
8640 | thandle_t data; | |
8641 | tdata_t base; | |
8642 | toff_t size; | |
63448a4d WP |
8643 | { |
8644 | /* We don't need to do this. */ | |
63448a4d WP |
8645 | } |
8646 | ||
e3130015 | 8647 | |
5ad6a5fb GM |
8648 | static toff_t |
8649 | tiff_size_of_memory (data) | |
8650 | thandle_t data; | |
63448a4d | 8651 | { |
5ad6a5fb | 8652 | return ((tiff_memory_source *) data)->len; |
63448a4d | 8653 | } |
333b20bb | 8654 | |
e3130015 | 8655 | |
333b20bb GM |
8656 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
8657 | successful. */ | |
8658 | ||
8659 | static int | |
8660 | tiff_load (f, img) | |
8661 | struct frame *f; | |
8662 | struct image *img; | |
8663 | { | |
8664 | Lisp_Object file, specified_file; | |
63448a4d | 8665 | Lisp_Object specified_data; |
333b20bb GM |
8666 | TIFF *tiff; |
8667 | int width, height, x, y; | |
8668 | uint32 *buf; | |
8669 | int rc; | |
8670 | XImage *ximg; | |
8671 | struct gcpro gcpro1; | |
63448a4d | 8672 | tiff_memory_source memsrc; |
333b20bb GM |
8673 | |
8674 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8675 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8676 | file = Qnil; |
8677 | GCPRO1 (file); | |
63448a4d WP |
8678 | |
8679 | if (NILP (specified_data)) | |
5ad6a5fb GM |
8680 | { |
8681 | /* Read from a file */ | |
8682 | file = x_find_image_file (specified_file); | |
8683 | if (!STRINGP (file)) | |
63448a4d | 8684 | { |
45158a91 | 8685 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
8686 | UNGCPRO; |
8687 | return 0; | |
8688 | } | |
63448a4d | 8689 | |
5ad6a5fb GM |
8690 | /* Try to open the image file. */ |
8691 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
8692 | if (tiff == NULL) | |
8693 | { | |
8694 | image_error ("Cannot open `%s'", file, Qnil); | |
8695 | UNGCPRO; | |
8696 | return 0; | |
63448a4d | 8697 | } |
5ad6a5fb | 8698 | } |
63448a4d | 8699 | else |
5ad6a5fb GM |
8700 | { |
8701 | /* Memory source! */ | |
8702 | memsrc.bytes = XSTRING (specified_data)->data; | |
8703 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
8704 | memsrc.index = 0; | |
8705 | ||
8706 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
8707 | (TIFFReadWriteProc) tiff_read_from_memory, | |
8708 | (TIFFReadWriteProc) tiff_write_from_memory, | |
8709 | tiff_seek_in_memory, | |
8710 | tiff_close_memory, | |
8711 | tiff_size_of_memory, | |
8712 | tiff_mmap_memory, | |
8713 | tiff_unmap_memory); | |
8714 | ||
8715 | if (!tiff) | |
63448a4d | 8716 | { |
45158a91 | 8717 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8718 | UNGCPRO; |
8719 | return 0; | |
63448a4d | 8720 | } |
5ad6a5fb | 8721 | } |
333b20bb GM |
8722 | |
8723 | /* Get width and height of the image, and allocate a raster buffer | |
8724 | of width x height 32-bit values. */ | |
8725 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
8726 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
8727 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
8728 | ||
8729 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
8730 | TIFFClose (tiff); | |
8731 | if (!rc) | |
8732 | { | |
45158a91 | 8733 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
8734 | xfree (buf); |
8735 | UNGCPRO; | |
8736 | return 0; | |
8737 | } | |
8738 | ||
8739 | BLOCK_INPUT; | |
8740 | ||
8741 | /* Create the X image and pixmap. */ | |
45158a91 | 8742 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb GM |
8743 | { |
8744 | UNBLOCK_INPUT; | |
8745 | xfree (buf); | |
8746 | UNGCPRO; | |
8747 | return 0; | |
8748 | } | |
8749 | ||
8750 | /* Initialize the color table. */ | |
8751 | init_color_table (); | |
8752 | ||
8753 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
8754 | for (y = 0; y < height; ++y) | |
8755 | { | |
8756 | uint32 *row = buf + y * width; | |
8757 | ||
8758 | for (x = 0; x < width; ++x) | |
8759 | { | |
8760 | uint32 abgr = row[x]; | |
8761 | int r = TIFFGetR (abgr) << 8; | |
8762 | int g = TIFFGetG (abgr) << 8; | |
8763 | int b = TIFFGetB (abgr) << 8; | |
8764 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
8765 | } | |
8766 | } | |
8767 | ||
8768 | /* Remember the colors allocated for the image. Free the color table. */ | |
8769 | img->colors = colors_in_color_table (&img->ncolors); | |
8770 | free_color_table (); | |
8771 | ||
8772 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8773 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8774 | x_destroy_x_image (ximg); | |
8775 | xfree (buf); | |
8776 | UNBLOCK_INPUT; | |
8777 | ||
8778 | img->width = width; | |
8779 | img->height = height; | |
8780 | ||
8781 | UNGCPRO; | |
8782 | return 1; | |
8783 | } | |
8784 | ||
8785 | #endif /* HAVE_TIFF != 0 */ | |
8786 | ||
8787 | ||
8788 | \f | |
8789 | /*********************************************************************** | |
8790 | GIF | |
8791 | ***********************************************************************/ | |
8792 | ||
8793 | #if HAVE_GIF | |
8794 | ||
8795 | #include <gif_lib.h> | |
8796 | ||
8797 | static int gif_image_p P_ ((Lisp_Object object)); | |
8798 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
8799 | ||
8800 | /* The symbol `gif' identifying images of this type. */ | |
8801 | ||
8802 | Lisp_Object Qgif; | |
8803 | ||
8804 | /* Indices of image specification fields in gif_format, below. */ | |
8805 | ||
8806 | enum gif_keyword_index | |
8807 | { | |
8808 | GIF_TYPE, | |
63448a4d | 8809 | GIF_DATA, |
333b20bb GM |
8810 | GIF_FILE, |
8811 | GIF_ASCENT, | |
8812 | GIF_MARGIN, | |
8813 | GIF_RELIEF, | |
8814 | GIF_ALGORITHM, | |
8815 | GIF_HEURISTIC_MASK, | |
8816 | GIF_IMAGE, | |
8817 | GIF_LAST | |
8818 | }; | |
8819 | ||
8820 | /* Vector of image_keyword structures describing the format | |
8821 | of valid user-defined image specifications. */ | |
8822 | ||
8823 | static struct image_keyword gif_format[GIF_LAST] = | |
8824 | { | |
8825 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8826 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8827 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8828 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
8829 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
8830 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8831 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8832 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8833 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0} | |
8834 | }; | |
8835 | ||
8836 | /* Structure describing the image type `gif'. */ | |
8837 | ||
8838 | static struct image_type gif_type = | |
8839 | { | |
8840 | &Qgif, | |
8841 | gif_image_p, | |
8842 | gif_load, | |
8843 | x_clear_image, | |
8844 | NULL | |
8845 | }; | |
8846 | ||
e3130015 | 8847 | |
333b20bb GM |
8848 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
8849 | ||
8850 | static int | |
8851 | gif_image_p (object) | |
8852 | Lisp_Object object; | |
8853 | { | |
8854 | struct image_keyword fmt[GIF_LAST]; | |
8855 | bcopy (gif_format, fmt, sizeof fmt); | |
8856 | ||
7c7ff7f5 | 8857 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 8858 | return 0; |
5ad6a5fb | 8859 | |
63cec32f GM |
8860 | /* Must specify either the :data or :file keyword. */ |
8861 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
8862 | } |
8863 | ||
e3130015 | 8864 | |
63448a4d WP |
8865 | /* Reading a GIF image from memory |
8866 | Based on the PNG memory stuff to a certain extent. */ | |
8867 | ||
5ad6a5fb GM |
8868 | typedef struct |
8869 | { | |
63448a4d WP |
8870 | unsigned char *bytes; |
8871 | size_t len; | |
8872 | int index; | |
5ad6a5fb GM |
8873 | } |
8874 | gif_memory_source; | |
63448a4d | 8875 | |
e3130015 | 8876 | |
f036834a GM |
8877 | /* Make the current memory source available to gif_read_from_memory. |
8878 | It's done this way because not all versions of libungif support | |
8879 | a UserData field in the GifFileType structure. */ | |
8880 | static gif_memory_source *current_gif_memory_src; | |
8881 | ||
5ad6a5fb GM |
8882 | static int |
8883 | gif_read_from_memory (file, buf, len) | |
8884 | GifFileType *file; | |
8885 | GifByteType *buf; | |
8886 | int len; | |
63448a4d | 8887 | { |
f036834a | 8888 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 8889 | |
5ad6a5fb GM |
8890 | if (len > src->len - src->index) |
8891 | return -1; | |
63448a4d | 8892 | |
5ad6a5fb | 8893 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
8894 | src->index += len; |
8895 | return len; | |
8896 | } | |
333b20bb | 8897 | |
5ad6a5fb | 8898 | |
333b20bb GM |
8899 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
8900 | successful. */ | |
8901 | ||
8902 | static int | |
8903 | gif_load (f, img) | |
8904 | struct frame *f; | |
8905 | struct image *img; | |
8906 | { | |
8907 | Lisp_Object file, specified_file; | |
63448a4d | 8908 | Lisp_Object specified_data; |
333b20bb GM |
8909 | int rc, width, height, x, y, i; |
8910 | XImage *ximg; | |
8911 | ColorMapObject *gif_color_map; | |
8912 | unsigned long pixel_colors[256]; | |
8913 | GifFileType *gif; | |
8914 | struct gcpro gcpro1; | |
8915 | Lisp_Object image; | |
8916 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 8917 | gif_memory_source memsrc; |
9b784e96 | 8918 | unsigned char *raster; |
333b20bb GM |
8919 | |
8920 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8921 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8922 | file = Qnil; |
8923 | GCPRO1 (file); | |
63448a4d WP |
8924 | |
8925 | if (NILP (specified_data)) | |
5ad6a5fb GM |
8926 | { |
8927 | file = x_find_image_file (specified_file); | |
8928 | if (!STRINGP (file)) | |
63448a4d | 8929 | { |
45158a91 | 8930 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8931 | UNGCPRO; |
8932 | return 0; | |
8933 | } | |
333b20bb | 8934 | |
5ad6a5fb GM |
8935 | /* Open the GIF file. */ |
8936 | gif = DGifOpenFileName (XSTRING (file)->data); | |
8937 | if (gif == NULL) | |
8938 | { | |
8939 | image_error ("Cannot open `%s'", file, Qnil); | |
8940 | UNGCPRO; | |
8941 | return 0; | |
63448a4d | 8942 | } |
5ad6a5fb | 8943 | } |
63448a4d | 8944 | else |
5ad6a5fb GM |
8945 | { |
8946 | /* Read from memory! */ | |
f036834a | 8947 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
8948 | memsrc.bytes = XSTRING (specified_data)->data; |
8949 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
8950 | memsrc.index = 0; | |
63448a4d | 8951 | |
5ad6a5fb GM |
8952 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
8953 | if (!gif) | |
8954 | { | |
45158a91 | 8955 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8956 | UNGCPRO; |
8957 | return 0; | |
63448a4d | 8958 | } |
5ad6a5fb | 8959 | } |
333b20bb GM |
8960 | |
8961 | /* Read entire contents. */ | |
8962 | rc = DGifSlurp (gif); | |
8963 | if (rc == GIF_ERROR) | |
8964 | { | |
45158a91 | 8965 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
8966 | DGifCloseFile (gif); |
8967 | UNGCPRO; | |
8968 | return 0; | |
8969 | } | |
8970 | ||
3ccff1e3 | 8971 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
8972 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
8973 | if (ino >= gif->ImageCount) | |
8974 | { | |
45158a91 GM |
8975 | image_error ("Invalid image number `%s' in image `%s'", |
8976 | image, img->spec); | |
333b20bb GM |
8977 | DGifCloseFile (gif); |
8978 | UNGCPRO; | |
8979 | return 0; | |
8980 | } | |
8981 | ||
8982 | width = img->width = gif->SWidth; | |
8983 | height = img->height = gif->SHeight; | |
8984 | ||
8985 | BLOCK_INPUT; | |
8986 | ||
8987 | /* Create the X image and pixmap. */ | |
45158a91 | 8988 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb GM |
8989 | { |
8990 | UNBLOCK_INPUT; | |
8991 | DGifCloseFile (gif); | |
8992 | UNGCPRO; | |
8993 | return 0; | |
8994 | } | |
8995 | ||
8996 | /* Allocate colors. */ | |
8997 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
8998 | if (!gif_color_map) | |
8999 | gif_color_map = gif->SColorMap; | |
9000 | init_color_table (); | |
9001 | bzero (pixel_colors, sizeof pixel_colors); | |
9002 | ||
9003 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
9004 | { | |
9005 | int r = gif_color_map->Colors[i].Red << 8; | |
9006 | int g = gif_color_map->Colors[i].Green << 8; | |
9007 | int b = gif_color_map->Colors[i].Blue << 8; | |
9008 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
9009 | } | |
9010 | ||
9011 | img->colors = colors_in_color_table (&img->ncolors); | |
9012 | free_color_table (); | |
9013 | ||
9014 | /* Clear the part of the screen image that are not covered by | |
9015 | the image from the GIF file. Full animated GIF support | |
9016 | requires more than can be done here (see the gif89 spec, | |
9017 | disposal methods). Let's simply assume that the part | |
9018 | not covered by a sub-image is in the frame's background color. */ | |
9019 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
9020 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
9021 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
9022 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
9023 | ||
9024 | for (y = 0; y < image_top; ++y) | |
9025 | for (x = 0; x < width; ++x) | |
9026 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9027 | ||
9028 | for (y = image_top + image_height; y < height; ++y) | |
9029 | for (x = 0; x < width; ++x) | |
9030 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9031 | ||
9032 | for (y = image_top; y < image_top + image_height; ++y) | |
9033 | { | |
9034 | for (x = 0; x < image_left; ++x) | |
9035 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9036 | for (x = image_left + image_width; x < width; ++x) | |
9037 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9038 | } | |
9039 | ||
9b784e96 GM |
9040 | /* Read the GIF image into the X image. We use a local variable |
9041 | `raster' here because RasterBits below is a char *, and invites | |
9042 | problems with bytes >= 0x80. */ | |
9043 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
9044 | ||
333b20bb GM |
9045 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
9046 | { | |
9047 | static int interlace_start[] = {0, 4, 2, 1}; | |
9048 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9049 | int pass, inc; | |
06482119 GM |
9050 | int row = interlace_start[0]; |
9051 | ||
9052 | pass = 0; | |
333b20bb | 9053 | |
06482119 | 9054 | for (y = 0; y < image_height; y++) |
333b20bb | 9055 | { |
06482119 GM |
9056 | if (row >= image_height) |
9057 | { | |
9058 | row = interlace_start[++pass]; | |
9059 | while (row >= image_height) | |
9060 | row = interlace_start[++pass]; | |
9061 | } | |
9062 | ||
9063 | for (x = 0; x < image_width; x++) | |
9064 | { | |
9b784e96 | 9065 | int i = raster[(y * image_width) + x]; |
06482119 GM |
9066 | XPutPixel (ximg, x + image_left, row + image_top, |
9067 | pixel_colors[i]); | |
9068 | } | |
9069 | ||
9070 | row += interlace_increment[pass]; | |
333b20bb GM |
9071 | } |
9072 | } | |
9073 | else | |
9074 | { | |
9075 | for (y = 0; y < image_height; ++y) | |
9076 | for (x = 0; x < image_width; ++x) | |
9077 | { | |
9b784e96 | 9078 | int i = raster[y * image_width + x]; |
333b20bb GM |
9079 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
9080 | } | |
9081 | } | |
9082 | ||
9083 | DGifCloseFile (gif); | |
9084 | ||
9085 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9086 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9087 | x_destroy_x_image (ximg); | |
9088 | UNBLOCK_INPUT; | |
9089 | ||
9090 | UNGCPRO; | |
9091 | return 1; | |
9092 | } | |
9093 | ||
9094 | #endif /* HAVE_GIF != 0 */ | |
9095 | ||
9096 | ||
9097 | \f | |
9098 | /*********************************************************************** | |
9099 | Ghostscript | |
9100 | ***********************************************************************/ | |
9101 | ||
9102 | static int gs_image_p P_ ((Lisp_Object object)); | |
9103 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
9104 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
9105 | ||
fcf431dc | 9106 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 9107 | |
fcf431dc | 9108 | Lisp_Object Qpostscript; |
333b20bb GM |
9109 | |
9110 | /* Keyword symbols. */ | |
9111 | ||
9112 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
9113 | ||
9114 | /* Indices of image specification fields in gs_format, below. */ | |
9115 | ||
9116 | enum gs_keyword_index | |
9117 | { | |
9118 | GS_TYPE, | |
9119 | GS_PT_WIDTH, | |
9120 | GS_PT_HEIGHT, | |
9121 | GS_FILE, | |
9122 | GS_LOADER, | |
9123 | GS_BOUNDING_BOX, | |
9124 | GS_ASCENT, | |
9125 | GS_MARGIN, | |
9126 | GS_RELIEF, | |
9127 | GS_ALGORITHM, | |
9128 | GS_HEURISTIC_MASK, | |
9129 | GS_LAST | |
9130 | }; | |
9131 | ||
9132 | /* Vector of image_keyword structures describing the format | |
9133 | of valid user-defined image specifications. */ | |
9134 | ||
9135 | static struct image_keyword gs_format[GS_LAST] = | |
9136 | { | |
9137 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9138 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9139 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9140 | {":file", IMAGE_STRING_VALUE, 1}, | |
9141 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
9142 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 9143 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
9144 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
9145 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9146 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9147 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
9148 | }; | |
9149 | ||
9150 | /* Structure describing the image type `ghostscript'. */ | |
9151 | ||
9152 | static struct image_type gs_type = | |
9153 | { | |
fcf431dc | 9154 | &Qpostscript, |
333b20bb GM |
9155 | gs_image_p, |
9156 | gs_load, | |
9157 | gs_clear_image, | |
9158 | NULL | |
9159 | }; | |
9160 | ||
9161 | ||
9162 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
9163 | ||
9164 | static void | |
9165 | gs_clear_image (f, img) | |
9166 | struct frame *f; | |
9167 | struct image *img; | |
9168 | { | |
9169 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
9170 | xfree (img->data.ptr_val); | |
9171 | x_clear_image (f, img); | |
9172 | } | |
9173 | ||
9174 | ||
9175 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
9176 | specification. */ | |
9177 | ||
9178 | static int | |
9179 | gs_image_p (object) | |
9180 | Lisp_Object object; | |
9181 | { | |
9182 | struct image_keyword fmt[GS_LAST]; | |
9183 | Lisp_Object tem; | |
9184 | int i; | |
9185 | ||
9186 | bcopy (gs_format, fmt, sizeof fmt); | |
9187 | ||
7c7ff7f5 | 9188 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
9189 | return 0; |
9190 | ||
9191 | /* Bounding box must be a list or vector containing 4 integers. */ | |
9192 | tem = fmt[GS_BOUNDING_BOX].value; | |
9193 | if (CONSP (tem)) | |
9194 | { | |
9195 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
9196 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
9197 | return 0; | |
9198 | if (!NILP (tem)) | |
9199 | return 0; | |
9200 | } | |
9201 | else if (VECTORP (tem)) | |
9202 | { | |
9203 | if (XVECTOR (tem)->size != 4) | |
9204 | return 0; | |
9205 | for (i = 0; i < 4; ++i) | |
9206 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
9207 | return 0; | |
9208 | } | |
9209 | else | |
9210 | return 0; | |
9211 | ||
9212 | return 1; | |
9213 | } | |
9214 | ||
9215 | ||
9216 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
9217 | if successful. */ | |
9218 | ||
9219 | static int | |
9220 | gs_load (f, img) | |
9221 | struct frame *f; | |
9222 | struct image *img; | |
9223 | { | |
9224 | char buffer[100]; | |
9225 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
9226 | struct gcpro gcpro1, gcpro2; | |
9227 | Lisp_Object frame; | |
9228 | double in_width, in_height; | |
9229 | Lisp_Object pixel_colors = Qnil; | |
9230 | ||
9231 | /* Compute pixel size of pixmap needed from the given size in the | |
9232 | image specification. Sizes in the specification are in pt. 1 pt | |
9233 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
9234 | info. */ | |
9235 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
9236 | in_width = XFASTINT (pt_width) / 72.0; | |
9237 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
9238 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
9239 | in_height = XFASTINT (pt_height) / 72.0; | |
9240 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
9241 | ||
9242 | /* Create the pixmap. */ | |
9243 | BLOCK_INPUT; | |
9244 | xassert (img->pixmap == 0); | |
9245 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9246 | img->width, img->height, | |
9247 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
9248 | UNBLOCK_INPUT; | |
9249 | ||
9250 | if (!img->pixmap) | |
9251 | { | |
45158a91 | 9252 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
9253 | return 0; |
9254 | } | |
9255 | ||
9256 | /* Call the loader to fill the pixmap. It returns a process object | |
9257 | if successful. We do not record_unwind_protect here because | |
9258 | other places in redisplay like calling window scroll functions | |
9259 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
9260 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
9261 | ||
9262 | sprintf (buffer, "%lu %lu", | |
9263 | (unsigned long) FRAME_X_WINDOW (f), | |
9264 | (unsigned long) img->pixmap); | |
9265 | window_and_pixmap_id = build_string (buffer); | |
9266 | ||
9267 | sprintf (buffer, "%lu %lu", | |
9268 | FRAME_FOREGROUND_PIXEL (f), | |
9269 | FRAME_BACKGROUND_PIXEL (f)); | |
9270 | pixel_colors = build_string (buffer); | |
9271 | ||
9272 | XSETFRAME (frame, f); | |
9273 | loader = image_spec_value (img->spec, QCloader, NULL); | |
9274 | if (NILP (loader)) | |
9275 | loader = intern ("gs-load-image"); | |
9276 | ||
9277 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
9278 | make_number (img->width), | |
9279 | make_number (img->height), | |
9280 | window_and_pixmap_id, | |
9281 | pixel_colors); | |
9282 | UNGCPRO; | |
9283 | return PROCESSP (img->data.lisp_val); | |
9284 | } | |
9285 | ||
9286 | ||
9287 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
9288 | frame F. Called from XTread_socket when receiving an event | |
9289 | telling Emacs that Ghostscript has finished drawing. */ | |
9290 | ||
9291 | void | |
9292 | x_kill_gs_process (pixmap, f) | |
9293 | Pixmap pixmap; | |
9294 | struct frame *f; | |
9295 | { | |
9296 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9297 | int class, i; | |
9298 | struct image *img; | |
9299 | ||
9300 | /* Find the image containing PIXMAP. */ | |
9301 | for (i = 0; i < c->used; ++i) | |
9302 | if (c->images[i]->pixmap == pixmap) | |
9303 | break; | |
9304 | ||
9305 | /* Kill the GS process. We should have found PIXMAP in the image | |
9306 | cache and its image should contain a process object. */ | |
9307 | xassert (i < c->used); | |
9308 | img = c->images[i]; | |
9309 | xassert (PROCESSP (img->data.lisp_val)); | |
9310 | Fkill_process (img->data.lisp_val, Qnil); | |
9311 | img->data.lisp_val = Qnil; | |
9312 | ||
9313 | /* On displays with a mutable colormap, figure out the colors | |
9314 | allocated for the image by looking at the pixels of an XImage for | |
9315 | img->pixmap. */ | |
383d6ffc | 9316 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
9317 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
9318 | { | |
9319 | XImage *ximg; | |
9320 | ||
9321 | BLOCK_INPUT; | |
9322 | ||
9323 | /* Try to get an XImage for img->pixmep. */ | |
9324 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
9325 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
9326 | if (ximg) | |
9327 | { | |
9328 | int x, y; | |
9329 | ||
9330 | /* Initialize the color table. */ | |
9331 | init_color_table (); | |
9332 | ||
9333 | /* For each pixel of the image, look its color up in the | |
9334 | color table. After having done so, the color table will | |
9335 | contain an entry for each color used by the image. */ | |
9336 | for (y = 0; y < img->height; ++y) | |
9337 | for (x = 0; x < img->width; ++x) | |
9338 | { | |
9339 | unsigned long pixel = XGetPixel (ximg, x, y); | |
9340 | lookup_pixel_color (f, pixel); | |
9341 | } | |
9342 | ||
9343 | /* Record colors in the image. Free color table and XImage. */ | |
9344 | img->colors = colors_in_color_table (&img->ncolors); | |
9345 | free_color_table (); | |
9346 | XDestroyImage (ximg); | |
9347 | ||
9348 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
9349 | here, we get a BadAccess later in x_clear_image when | |
9350 | freeing the colors. */ | |
9351 | /* We have allocated colors once, but Ghostscript has also | |
9352 | allocated colors on behalf of us. So, to get the | |
9353 | reference counts right, free them once. */ | |
9354 | if (img->ncolors) | |
462d5d40 | 9355 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
9356 | #endif |
9357 | } | |
9358 | else | |
9359 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 9360 | img->spec, Qnil); |
333b20bb GM |
9361 | |
9362 | UNBLOCK_INPUT; | |
9363 | } | |
9364 | } | |
9365 | ||
9366 | ||
9367 | \f | |
9368 | /*********************************************************************** | |
9369 | Window properties | |
9370 | ***********************************************************************/ | |
9371 | ||
9372 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
9373 | Sx_change_window_property, 2, 3, 0, | |
9374 | "Change window property PROP to VALUE on the X window of FRAME.\n\ | |
9375 | PROP and VALUE must be strings. FRAME nil or omitted means use the\n\ | |
9376 | selected frame. Value is VALUE.") | |
9377 | (prop, value, frame) | |
9378 | Lisp_Object frame, prop, value; | |
9379 | { | |
9380 | struct frame *f = check_x_frame (frame); | |
9381 | Atom prop_atom; | |
9382 | ||
9383 | CHECK_STRING (prop, 1); | |
9384 | CHECK_STRING (value, 2); | |
9385 | ||
9386 | BLOCK_INPUT; | |
9387 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9388 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9389 | prop_atom, XA_STRING, 8, PropModeReplace, | |
9390 | XSTRING (value)->data, XSTRING (value)->size); | |
9391 | ||
9392 | /* Make sure the property is set when we return. */ | |
9393 | XFlush (FRAME_X_DISPLAY (f)); | |
9394 | UNBLOCK_INPUT; | |
9395 | ||
9396 | return value; | |
9397 | } | |
9398 | ||
9399 | ||
9400 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
9401 | Sx_delete_window_property, 1, 2, 0, | |
9402 | "Remove window property PROP from X window of FRAME.\n\ | |
9403 | FRAME nil or omitted means use the selected frame. Value is PROP.") | |
9404 | (prop, frame) | |
9405 | Lisp_Object prop, frame; | |
9406 | { | |
9407 | struct frame *f = check_x_frame (frame); | |
9408 | Atom prop_atom; | |
9409 | ||
9410 | CHECK_STRING (prop, 1); | |
9411 | BLOCK_INPUT; | |
9412 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9413 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
9414 | ||
9415 | /* Make sure the property is removed when we return. */ | |
9416 | XFlush (FRAME_X_DISPLAY (f)); | |
9417 | UNBLOCK_INPUT; | |
9418 | ||
9419 | return prop; | |
9420 | } | |
9421 | ||
9422 | ||
9423 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
9424 | 1, 2, 0, | |
9425 | "Value is the value of window property PROP on FRAME.\n\ | |
9426 | If FRAME is nil or omitted, use the selected frame. Value is nil\n\ | |
9427 | if FRAME hasn't a property with name PROP or if PROP has no string\n\ | |
9428 | value.") | |
9429 | (prop, frame) | |
9430 | Lisp_Object prop, frame; | |
9431 | { | |
9432 | struct frame *f = check_x_frame (frame); | |
9433 | Atom prop_atom; | |
9434 | int rc; | |
9435 | Lisp_Object prop_value = Qnil; | |
9436 | char *tmp_data = NULL; | |
9437 | Atom actual_type; | |
9438 | int actual_format; | |
9439 | unsigned long actual_size, bytes_remaining; | |
9440 | ||
9441 | CHECK_STRING (prop, 1); | |
9442 | BLOCK_INPUT; | |
9443 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9444 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9445 | prop_atom, 0, 0, False, XA_STRING, | |
9446 | &actual_type, &actual_format, &actual_size, | |
9447 | &bytes_remaining, (unsigned char **) &tmp_data); | |
9448 | if (rc == Success) | |
9449 | { | |
9450 | int size = bytes_remaining; | |
9451 | ||
9452 | XFree (tmp_data); | |
9453 | tmp_data = NULL; | |
9454 | ||
9455 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9456 | prop_atom, 0, bytes_remaining, | |
9457 | False, XA_STRING, | |
9458 | &actual_type, &actual_format, | |
9459 | &actual_size, &bytes_remaining, | |
9460 | (unsigned char **) &tmp_data); | |
9461 | if (rc == Success) | |
9462 | prop_value = make_string (tmp_data, size); | |
9463 | ||
9464 | XFree (tmp_data); | |
9465 | } | |
9466 | ||
9467 | UNBLOCK_INPUT; | |
9468 | return prop_value; | |
9469 | } | |
9470 | ||
9471 | ||
9472 | \f | |
9473 | /*********************************************************************** | |
9474 | Busy cursor | |
9475 | ***********************************************************************/ | |
9476 | ||
4ae9a85e GM |
9477 | /* If non-null, an asynchronous timer that, when it expires, displays |
9478 | a busy cursor on all frames. */ | |
333b20bb | 9479 | |
4ae9a85e | 9480 | static struct atimer *busy_cursor_atimer; |
333b20bb | 9481 | |
4ae9a85e | 9482 | /* Non-zero means a busy cursor is currently shown. */ |
333b20bb | 9483 | |
4ae9a85e | 9484 | static int busy_cursor_shown_p; |
333b20bb | 9485 | |
4ae9a85e | 9486 | /* Number of seconds to wait before displaying a busy cursor. */ |
333b20bb | 9487 | |
4ae9a85e | 9488 | static Lisp_Object Vbusy_cursor_delay; |
333b20bb | 9489 | |
4ae9a85e GM |
9490 | /* Default number of seconds to wait before displaying a busy |
9491 | cursor. */ | |
9492 | ||
9493 | #define DEFAULT_BUSY_CURSOR_DELAY 1 | |
9494 | ||
9495 | /* Function prototypes. */ | |
9496 | ||
9497 | static void show_busy_cursor P_ ((struct atimer *)); | |
9498 | static void hide_busy_cursor P_ ((void)); | |
9499 | ||
9500 | ||
9501 | /* Cancel a currently active busy-cursor timer, and start a new one. */ | |
9502 | ||
9503 | void | |
9504 | start_busy_cursor () | |
333b20bb | 9505 | { |
4ae9a85e | 9506 | EMACS_TIME delay; |
3caa99d3 | 9507 | int secs, usecs = 0; |
4ae9a85e GM |
9508 | |
9509 | cancel_busy_cursor (); | |
9510 | ||
9511 | if (INTEGERP (Vbusy_cursor_delay) | |
9512 | && XINT (Vbusy_cursor_delay) > 0) | |
9513 | secs = XFASTINT (Vbusy_cursor_delay); | |
3caa99d3 GM |
9514 | else if (FLOATP (Vbusy_cursor_delay) |
9515 | && XFLOAT_DATA (Vbusy_cursor_delay) > 0) | |
9516 | { | |
9517 | Lisp_Object tem; | |
9518 | tem = Ftruncate (Vbusy_cursor_delay, Qnil); | |
9519 | secs = XFASTINT (tem); | |
9520 | usecs = (XFLOAT_DATA (Vbusy_cursor_delay) - secs) * 1000000; | |
9521 | } | |
4ae9a85e GM |
9522 | else |
9523 | secs = DEFAULT_BUSY_CURSOR_DELAY; | |
9524 | ||
3caa99d3 | 9525 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
4ae9a85e GM |
9526 | busy_cursor_atimer = start_atimer (ATIMER_RELATIVE, delay, |
9527 | show_busy_cursor, NULL); | |
9528 | } | |
9529 | ||
9530 | ||
9531 | /* Cancel the busy cursor timer if active, hide a busy cursor if | |
9532 | shown. */ | |
9533 | ||
9534 | void | |
9535 | cancel_busy_cursor () | |
9536 | { | |
9537 | if (busy_cursor_atimer) | |
99f01f62 GM |
9538 | { |
9539 | cancel_atimer (busy_cursor_atimer); | |
9540 | busy_cursor_atimer = NULL; | |
9541 | } | |
9542 | ||
4ae9a85e GM |
9543 | if (busy_cursor_shown_p) |
9544 | hide_busy_cursor (); | |
9545 | } | |
9546 | ||
9547 | ||
9548 | /* Timer function of busy_cursor_atimer. TIMER is equal to | |
9549 | busy_cursor_atimer. | |
9550 | ||
9551 | Display a busy cursor on all frames by mapping the frames' | |
9552 | busy_window. Set the busy_p flag in the frames' output_data.x | |
9553 | structure to indicate that a busy cursor is shown on the | |
9554 | frames. */ | |
9555 | ||
9556 | static void | |
9557 | show_busy_cursor (timer) | |
9558 | struct atimer *timer; | |
9559 | { | |
9560 | /* The timer implementation will cancel this timer automatically | |
9561 | after this function has run. Set busy_cursor_atimer to null | |
9562 | so that we know the timer doesn't have to be canceled. */ | |
9563 | busy_cursor_atimer = NULL; | |
9564 | ||
9565 | if (!busy_cursor_shown_p) | |
333b20bb GM |
9566 | { |
9567 | Lisp_Object rest, frame; | |
4ae9a85e GM |
9568 | |
9569 | BLOCK_INPUT; | |
9570 | ||
333b20bb GM |
9571 | FOR_EACH_FRAME (rest, frame) |
9572 | if (FRAME_X_P (XFRAME (frame))) | |
9573 | { | |
9574 | struct frame *f = XFRAME (frame); | |
4ae9a85e | 9575 | |
333b20bb | 9576 | f->output_data.x->busy_p = 1; |
4ae9a85e | 9577 | |
333b20bb GM |
9578 | if (!f->output_data.x->busy_window) |
9579 | { | |
9580 | unsigned long mask = CWCursor; | |
9581 | XSetWindowAttributes attrs; | |
4ae9a85e | 9582 | |
333b20bb | 9583 | attrs.cursor = f->output_data.x->busy_cursor; |
4ae9a85e | 9584 | |
333b20bb GM |
9585 | f->output_data.x->busy_window |
9586 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
9587 | FRAME_OUTER_WINDOW (f), | |
9588 | 0, 0, 32000, 32000, 0, 0, | |
dc6f74cf GM |
9589 | InputOnly, |
9590 | CopyFromParent, | |
333b20bb GM |
9591 | mask, &attrs); |
9592 | } | |
4ae9a85e | 9593 | |
333b20bb | 9594 | XMapRaised (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); |
4ae9a85e | 9595 | XFlush (FRAME_X_DISPLAY (f)); |
333b20bb | 9596 | } |
333b20bb | 9597 | |
4ae9a85e GM |
9598 | busy_cursor_shown_p = 1; |
9599 | UNBLOCK_INPUT; | |
9600 | } | |
333b20bb GM |
9601 | } |
9602 | ||
9603 | ||
4ae9a85e | 9604 | /* Hide the busy cursor on all frames, if it is currently shown. */ |
333b20bb | 9605 | |
4ae9a85e GM |
9606 | static void |
9607 | hide_busy_cursor () | |
9608 | { | |
9609 | if (busy_cursor_shown_p) | |
333b20bb | 9610 | { |
4ae9a85e GM |
9611 | Lisp_Object rest, frame; |
9612 | ||
9613 | BLOCK_INPUT; | |
9614 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 9615 | { |
4ae9a85e GM |
9616 | struct frame *f = XFRAME (frame); |
9617 | ||
9618 | if (FRAME_X_P (f) | |
9619 | /* Watch out for newly created frames. */ | |
9620 | && f->output_data.x->busy_window) | |
9621 | { | |
9622 | XUnmapWindow (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); | |
9623 | /* Sync here because XTread_socket looks at the busy_p flag | |
9624 | that is reset to zero below. */ | |
9625 | XSync (FRAME_X_DISPLAY (f), False); | |
9626 | f->output_data.x->busy_p = 0; | |
9627 | } | |
333b20bb | 9628 | } |
333b20bb | 9629 | |
4ae9a85e GM |
9630 | busy_cursor_shown_p = 0; |
9631 | UNBLOCK_INPUT; | |
9632 | } | |
333b20bb GM |
9633 | } |
9634 | ||
9635 | ||
9636 | \f | |
9637 | /*********************************************************************** | |
9638 | Tool tips | |
9639 | ***********************************************************************/ | |
9640 | ||
9641 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
9642 | Lisp_Object)); | |
9643 | ||
9644 | /* The frame of a currently visible tooltip, or null. */ | |
9645 | ||
9646 | struct frame *tip_frame; | |
9647 | ||
9648 | /* If non-nil, a timer started that hides the last tooltip when it | |
9649 | fires. */ | |
9650 | ||
9651 | Lisp_Object tip_timer; | |
9652 | Window tip_window; | |
9653 | ||
9654 | /* Create a frame for a tooltip on the display described by DPYINFO. | |
9655 | PARMS is a list of frame parameters. Value is the frame. */ | |
9656 | ||
9657 | static Lisp_Object | |
9658 | x_create_tip_frame (dpyinfo, parms) | |
9659 | struct x_display_info *dpyinfo; | |
9660 | Lisp_Object parms; | |
9661 | { | |
9662 | struct frame *f; | |
9663 | Lisp_Object frame, tem; | |
9664 | Lisp_Object name; | |
333b20bb GM |
9665 | long window_prompting = 0; |
9666 | int width, height; | |
9667 | int count = specpdl_ptr - specpdl; | |
b6d7acec | 9668 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb GM |
9669 | struct kboard *kb; |
9670 | ||
9671 | check_x (); | |
9672 | ||
9673 | /* Use this general default value to start with until we know if | |
9674 | this frame has a specified name. */ | |
9675 | Vx_resource_name = Vinvocation_name; | |
9676 | ||
9677 | #ifdef MULTI_KBOARD | |
9678 | kb = dpyinfo->kboard; | |
9679 | #else | |
9680 | kb = &the_only_kboard; | |
9681 | #endif | |
9682 | ||
9683 | /* Get the name of the frame to use for resource lookup. */ | |
9684 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
9685 | if (!STRINGP (name) | |
9686 | && !EQ (name, Qunbound) | |
9687 | && !NILP (name)) | |
9688 | error ("Invalid frame name--not a string or nil"); | |
9689 | Vx_resource_name = name; | |
9690 | ||
9691 | frame = Qnil; | |
9692 | GCPRO3 (parms, name, frame); | |
9693 | tip_frame = f = make_frame (1); | |
9694 | XSETFRAME (frame, f); | |
9695 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; | |
9696 | ||
9697 | f->output_method = output_x_window; | |
9698 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
9699 | bzero (f->output_data.x, sizeof (struct x_output)); | |
9700 | f->output_data.x->icon_bitmap = -1; | |
9701 | f->output_data.x->fontset = -1; | |
61d461a8 GM |
9702 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
9703 | f->output_data.x->scroll_bar_background_pixel = -1; | |
333b20bb GM |
9704 | f->icon_name = Qnil; |
9705 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
9706 | #ifdef MULTI_KBOARD | |
9707 | FRAME_KBOARD (f) = kb; | |
9708 | #endif | |
9709 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
9710 | f->output_data.x->explicit_parent = 0; | |
9711 | ||
61d461a8 GM |
9712 | /* These colors will be set anyway later, but it's important |
9713 | to get the color reference counts right, so initialize them! */ | |
9714 | { | |
9715 | Lisp_Object black; | |
9716 | struct gcpro gcpro1; | |
9717 | ||
9718 | black = build_string ("black"); | |
9719 | GCPRO1 (black); | |
9720 | f->output_data.x->foreground_pixel | |
9721 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9722 | f->output_data.x->background_pixel | |
9723 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9724 | f->output_data.x->cursor_pixel | |
9725 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9726 | f->output_data.x->cursor_foreground_pixel | |
9727 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9728 | f->output_data.x->border_pixel | |
9729 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9730 | f->output_data.x->mouse_pixel | |
9731 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
9732 | UNGCPRO; | |
9733 | } | |
9734 | ||
333b20bb GM |
9735 | /* Set the name; the functions to which we pass f expect the name to |
9736 | be set. */ | |
9737 | if (EQ (name, Qunbound) || NILP (name)) | |
9738 | { | |
9739 | f->name = build_string (dpyinfo->x_id_name); | |
9740 | f->explicit_name = 0; | |
9741 | } | |
9742 | else | |
9743 | { | |
9744 | f->name = name; | |
9745 | f->explicit_name = 1; | |
9746 | /* use the frame's title when getting resources for this frame. */ | |
9747 | specbind (Qx_resource_name, name); | |
9748 | } | |
9749 | ||
333b20bb GM |
9750 | /* Extract the window parameters from the supplied values |
9751 | that are needed to determine window geometry. */ | |
9752 | { | |
9753 | Lisp_Object font; | |
9754 | ||
9755 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
9756 | ||
9757 | BLOCK_INPUT; | |
9758 | /* First, try whatever font the caller has specified. */ | |
9759 | if (STRINGP (font)) | |
9760 | { | |
9761 | tem = Fquery_fontset (font, Qnil); | |
9762 | if (STRINGP (tem)) | |
9763 | font = x_new_fontset (f, XSTRING (tem)->data); | |
9764 | else | |
9765 | font = x_new_font (f, XSTRING (font)->data); | |
9766 | } | |
9767 | ||
9768 | /* Try out a font which we hope has bold and italic variations. */ | |
9769 | if (!STRINGP (font)) | |
9770 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
9771 | if (!STRINGP (font)) | |
9772 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
9773 | if (! STRINGP (font)) | |
9774 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
9775 | if (! STRINGP (font)) | |
9776 | /* This was formerly the first thing tried, but it finds too many fonts | |
9777 | and takes too long. */ | |
9778 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
9779 | /* If those didn't work, look for something which will at least work. */ | |
9780 | if (! STRINGP (font)) | |
9781 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
9782 | UNBLOCK_INPUT; | |
9783 | if (! STRINGP (font)) | |
9784 | font = build_string ("fixed"); | |
9785 | ||
9786 | x_default_parameter (f, parms, Qfont, font, | |
9787 | "font", "Font", RES_TYPE_STRING); | |
9788 | } | |
9789 | ||
9790 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
9791 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
9792 | ||
9793 | /* This defaults to 2 in order to match xterm. We recognize either | |
9794 | internalBorderWidth or internalBorder (which is what xterm calls | |
9795 | it). */ | |
9796 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
9797 | { | |
9798 | Lisp_Object value; | |
9799 | ||
9800 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
9801 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
9802 | if (! EQ (value, Qunbound)) | |
9803 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
9804 | parms); | |
9805 | } | |
9806 | ||
9807 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
9808 | "internalBorderWidth", "internalBorderWidth", | |
9809 | RES_TYPE_NUMBER); | |
9810 | ||
9811 | /* Also do the stuff which must be set before the window exists. */ | |
9812 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
9813 | "foreground", "Foreground", RES_TYPE_STRING); | |
9814 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
9815 | "background", "Background", RES_TYPE_STRING); | |
9816 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
9817 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
9818 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
9819 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
9820 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
9821 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
9822 | ||
9823 | /* Init faces before x_default_parameter is called for scroll-bar | |
9824 | parameters because that function calls x_set_scroll_bar_width, | |
9825 | which calls change_frame_size, which calls Fset_window_buffer, | |
9826 | which runs hooks, which call Fvertical_motion. At the end, we | |
9827 | end up in init_iterator with a null face cache, which should not | |
9828 | happen. */ | |
9829 | init_frame_faces (f); | |
9830 | ||
9831 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
9832 | window_prompting = x_figure_window_size (f, parms); | |
9833 | ||
9834 | if (window_prompting & XNegative) | |
9835 | { | |
9836 | if (window_prompting & YNegative) | |
9837 | f->output_data.x->win_gravity = SouthEastGravity; | |
9838 | else | |
9839 | f->output_data.x->win_gravity = NorthEastGravity; | |
9840 | } | |
9841 | else | |
9842 | { | |
9843 | if (window_prompting & YNegative) | |
9844 | f->output_data.x->win_gravity = SouthWestGravity; | |
9845 | else | |
9846 | f->output_data.x->win_gravity = NorthWestGravity; | |
9847 | } | |
9848 | ||
9849 | f->output_data.x->size_hint_flags = window_prompting; | |
9850 | { | |
9851 | XSetWindowAttributes attrs; | |
9852 | unsigned long mask; | |
9853 | ||
9854 | BLOCK_INPUT; | |
9855 | mask = CWBackPixel | CWOverrideRedirect | CWSaveUnder | CWEventMask; | |
9b2956e2 GM |
9856 | /* Window managers look at the override-redirect flag to determine |
9857 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
9858 | 3.2.8). */ |
9859 | attrs.override_redirect = True; | |
9860 | attrs.save_under = True; | |
9861 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
9862 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
9863 | attrs.event_mask = StructureNotifyMask; | |
9864 | tip_window | |
9865 | = FRAME_X_WINDOW (f) | |
9866 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
9867 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
9868 | /* x, y, width, height */ | |
9869 | 0, 0, 1, 1, | |
9870 | /* Border. */ | |
9871 | 1, | |
9872 | CopyFromParent, InputOutput, CopyFromParent, | |
9873 | mask, &attrs); | |
9874 | UNBLOCK_INPUT; | |
9875 | } | |
9876 | ||
9877 | x_make_gc (f); | |
9878 | ||
333b20bb GM |
9879 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
9880 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
9881 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
9882 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
9883 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
9884 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
9885 | ||
9886 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
9887 | Change will not be effected unless different from the current | |
9888 | f->height. */ | |
9889 | width = f->width; | |
9890 | height = f->height; | |
9891 | f->height = 0; | |
9892 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 9893 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb GM |
9894 | |
9895 | f->no_split = 1; | |
9896 | ||
9897 | UNGCPRO; | |
9898 | ||
9899 | /* It is now ok to make the frame official even if we get an error | |
9900 | below. And the frame needs to be on Vframe_list or making it | |
9901 | visible won't work. */ | |
9902 | Vframe_list = Fcons (frame, Vframe_list); | |
9903 | ||
9904 | /* Now that the frame is official, it counts as a reference to | |
9905 | its display. */ | |
9906 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
9907 | ||
9908 | return unbind_to (count, frame); | |
9909 | } | |
9910 | ||
9911 | ||
0634ce98 | 9912 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
e82d09c9 | 9913 | "Show STRING in a \"tooltip\" window on frame FRAME.\n\ |
0634ce98 GM |
9914 | A tooltip window is a small X window displaying a string.\n\ |
9915 | \n\ | |
333b20bb | 9916 | FRAME nil or omitted means use the selected frame.\n\ |
0634ce98 | 9917 | \n\ |
333b20bb GM |
9918 | PARMS is an optional list of frame parameters which can be\n\ |
9919 | used to change the tooltip's appearance.\n\ | |
0634ce98 | 9920 | \n\ |
333b20bb | 9921 | Automatically hide the tooltip after TIMEOUT seconds.\n\ |
0634ce98 GM |
9922 | TIMEOUT nil means use the default timeout of 5 seconds.\n\ |
9923 | \n\ | |
9924 | If the list of frame parameters PARAMS contains a `left' parameters,\n\ | |
9925 | the tooltip is displayed at that x-position. Otherwise it is\n\ | |
9926 | displayed at the mouse position, with offset DX added (default is 5 if\n\ | |
9927 | DX isn't specified). Likewise for the y-position; if a `top' frame\n\ | |
9928 | parameter is specified, it determines the y-position of the tooltip\n\ | |
9929 | window, otherwise it is displayed at the mouse position, with offset\n\ | |
9930 | DY added (default is -5).") | |
9931 | (string, frame, parms, timeout, dx, dy) | |
9932 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
333b20bb GM |
9933 | { |
9934 | struct frame *f; | |
9935 | struct window *w; | |
9936 | Window root, child; | |
0634ce98 | 9937 | Lisp_Object buffer, top, left; |
333b20bb GM |
9938 | struct buffer *old_buffer; |
9939 | struct text_pos pos; | |
9940 | int i, width, height; | |
9941 | int root_x, root_y, win_x, win_y; | |
9942 | unsigned pmask; | |
393f2d14 | 9943 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb GM |
9944 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
9945 | int count = specpdl_ptr - specpdl; | |
9946 | ||
9947 | specbind (Qinhibit_redisplay, Qt); | |
9948 | ||
393f2d14 | 9949 | GCPRO4 (string, parms, frame, timeout); |
333b20bb GM |
9950 | |
9951 | CHECK_STRING (string, 0); | |
9952 | f = check_x_frame (frame); | |
9953 | if (NILP (timeout)) | |
9954 | timeout = make_number (5); | |
9955 | else | |
9956 | CHECK_NATNUM (timeout, 2); | |
0634ce98 GM |
9957 | |
9958 | if (NILP (dx)) | |
9959 | dx = make_number (5); | |
9960 | else | |
9961 | CHECK_NUMBER (dx, 5); | |
9962 | ||
9963 | if (NILP (dy)) | |
9964 | dy = make_number (-5); | |
9965 | else | |
9966 | CHECK_NUMBER (dy, 6); | |
333b20bb GM |
9967 | |
9968 | /* Hide a previous tip, if any. */ | |
9969 | Fx_hide_tip (); | |
9970 | ||
9971 | /* Add default values to frame parameters. */ | |
9972 | if (NILP (Fassq (Qname, parms))) | |
9973 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
9974 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
9975 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
9976 | if (NILP (Fassq (Qborder_width, parms))) | |
9977 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
9978 | if (NILP (Fassq (Qborder_color, parms))) | |
9979 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
9980 | if (NILP (Fassq (Qbackground_color, parms))) | |
9981 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
9982 | parms); | |
9983 | ||
9984 | /* Create a frame for the tooltip, and record it in the global | |
9985 | variable tip_frame. */ | |
9986 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms); | |
9987 | tip_frame = f = XFRAME (frame); | |
9988 | ||
9989 | /* Set up the frame's root window. Currently we use a size of 80 | |
9990 | columns x 40 lines. If someone wants to show a larger tip, he | |
9991 | will loose. I don't think this is a realistic case. */ | |
9992 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); | |
9993 | w->left = w->top = make_number (0); | |
6fc556fd KR |
9994 | w->width = make_number (80); |
9995 | w->height = make_number (40); | |
333b20bb GM |
9996 | adjust_glyphs (f); |
9997 | w->pseudo_window_p = 1; | |
9998 | ||
9999 | /* Display the tooltip text in a temporary buffer. */ | |
10000 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10001 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10002 | old_buffer = current_buffer; | |
10003 | set_buffer_internal_1 (XBUFFER (buffer)); | |
10004 | Ferase_buffer (); | |
6fc556fd | 10005 | Finsert (1, &string); |
333b20bb GM |
10006 | clear_glyph_matrix (w->desired_matrix); |
10007 | clear_glyph_matrix (w->current_matrix); | |
10008 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
10009 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
10010 | ||
10011 | /* Compute width and height of the tooltip. */ | |
10012 | width = height = 0; | |
10013 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
10014 | { | |
10015 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
10016 | struct glyph *last; | |
10017 | int row_width; | |
10018 | ||
10019 | /* Stop at the first empty row at the end. */ | |
10020 | if (!row->enabled_p || !row->displays_text_p) | |
10021 | break; | |
10022 | ||
d7bf0342 GM |
10023 | /* Let the row go over the full width of the frame. */ |
10024 | row->full_width_p = 1; | |
333b20bb | 10025 | |
e3130015 | 10026 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
10027 | the cursor there. Don't include the width of this glyph. */ |
10028 | if (row->used[TEXT_AREA]) | |
10029 | { | |
10030 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
10031 | row_width = row->pixel_width - last->pixel_width; | |
10032 | } | |
10033 | else | |
10034 | row_width = row->pixel_width; | |
10035 | ||
10036 | height += row->height; | |
10037 | width = max (width, row_width); | |
10038 | } | |
10039 | ||
10040 | /* Add the frame's internal border to the width and height the X | |
10041 | window should have. */ | |
10042 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10043 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10044 | ||
0634ce98 GM |
10045 | /* User-specified position? */ |
10046 | left = Fcdr (Fassq (Qleft, parms)); | |
10047 | top = Fcdr (Fassq (Qtop, parms)); | |
10048 | ||
333b20bb GM |
10049 | /* Move the tooltip window where the mouse pointer is. Resize and |
10050 | show it. */ | |
10051 | BLOCK_INPUT; | |
10052 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
10053 | &root, &child, &root_x, &root_y, &win_x, &win_y, &pmask); | |
0634ce98 GM |
10054 | UNBLOCK_INPUT; |
10055 | ||
10056 | root_x += XINT (dx); | |
10057 | root_y += XINT (dy); | |
10058 | ||
10059 | if (INTEGERP (left)) | |
10060 | root_x = XINT (left); | |
10061 | if (INTEGERP (top)) | |
10062 | root_y = XINT (top); | |
10063 | ||
10064 | BLOCK_INPUT; | |
333b20bb | 10065 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
0634ce98 | 10066 | root_x, root_y - height, width, height); |
333b20bb GM |
10067 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
10068 | UNBLOCK_INPUT; | |
10069 | ||
10070 | /* Draw into the window. */ | |
10071 | w->must_be_updated_p = 1; | |
10072 | update_single_window (w, 1); | |
10073 | ||
10074 | /* Restore original current buffer. */ | |
10075 | set_buffer_internal_1 (old_buffer); | |
10076 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
10077 | ||
10078 | /* Let the tip disappear after timeout seconds. */ | |
10079 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
10080 | intern ("x-hide-tip")); | |
a744a2ec DL |
10081 | |
10082 | UNGCPRO; | |
333b20bb GM |
10083 | return unbind_to (count, Qnil); |
10084 | } | |
10085 | ||
10086 | ||
10087 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
e82d09c9 | 10088 | "Hide the current tooltip window, if there is any.\n\ |
333b20bb GM |
10089 | Value is t is tooltip was open, nil otherwise.") |
10090 | () | |
10091 | { | |
10092 | int count = specpdl_ptr - specpdl; | |
10093 | int deleted_p = 0; | |
10094 | ||
10095 | specbind (Qinhibit_redisplay, Qt); | |
10096 | ||
10097 | if (!NILP (tip_timer)) | |
10098 | { | |
10099 | call1 (intern ("cancel-timer"), tip_timer); | |
10100 | tip_timer = Qnil; | |
10101 | } | |
10102 | ||
10103 | if (tip_frame) | |
10104 | { | |
10105 | Lisp_Object frame; | |
10106 | ||
10107 | XSETFRAME (frame, tip_frame); | |
10108 | Fdelete_frame (frame, Qt); | |
10109 | tip_frame = NULL; | |
10110 | deleted_p = 1; | |
10111 | } | |
10112 | ||
10113 | return unbind_to (count, deleted_p ? Qt : Qnil); | |
10114 | } | |
10115 | ||
10116 | ||
10117 | \f | |
10118 | /*********************************************************************** | |
10119 | File selection dialog | |
10120 | ***********************************************************************/ | |
10121 | ||
10122 | #ifdef USE_MOTIF | |
10123 | ||
10124 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
10125 | ||
10126 | static void | |
10127 | file_dialog_cb (widget, client_data, call_data) | |
10128 | Widget widget; | |
10129 | XtPointer call_data, client_data; | |
10130 | { | |
10131 | int *result = (int *) client_data; | |
10132 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
10133 | *result = cb->reason; | |
10134 | } | |
10135 | ||
10136 | ||
10137 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
10138 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
10139 | Use a file selection dialog.\n\ | |
10140 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
10141 | specified. Don't let the user enter a file name in the file\n\ | |
10142 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
10143 | (prompt, dir, default_filename, mustmatch) | |
10144 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
10145 | { | |
10146 | int result; | |
0fe92f72 | 10147 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
10148 | Lisp_Object file = Qnil; |
10149 | Widget dialog, text, list, help; | |
10150 | Arg al[10]; | |
10151 | int ac = 0; | |
10152 | extern XtAppContext Xt_app_con; | |
10153 | char *title; | |
10154 | XmString dir_xmstring, pattern_xmstring; | |
10155 | int popup_activated_flag; | |
10156 | int count = specpdl_ptr - specpdl; | |
10157 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
10158 | ||
10159 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
10160 | CHECK_STRING (prompt, 0); | |
10161 | CHECK_STRING (dir, 1); | |
10162 | ||
10163 | /* Prevent redisplay. */ | |
10164 | specbind (Qinhibit_redisplay, Qt); | |
10165 | ||
10166 | BLOCK_INPUT; | |
10167 | ||
10168 | /* Create the dialog with PROMPT as title, using DIR as initial | |
10169 | directory and using "*" as pattern. */ | |
10170 | dir = Fexpand_file_name (dir, Qnil); | |
10171 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
10172 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
10173 | ||
10174 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
10175 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
10176 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
10177 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
10178 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
10179 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
10180 | "fsb", al, ac); | |
10181 | XmStringFree (dir_xmstring); | |
10182 | XmStringFree (pattern_xmstring); | |
10183 | ||
10184 | /* Add callbacks for OK and Cancel. */ | |
10185 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
10186 | (XtPointer) &result); | |
10187 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
10188 | (XtPointer) &result); | |
10189 | ||
10190 | /* Disable the help button since we can't display help. */ | |
10191 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
10192 | XtSetSensitive (help, False); | |
10193 | ||
10194 | /* Mark OK button as default. */ | |
10195 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
10196 | XmNshowAsDefault, True, NULL); | |
10197 | ||
10198 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
10199 | dialog, so that the user must select a file from the files list | |
10200 | box. We can't remove it because we wouldn't have a way to get at | |
10201 | the result file name, then. */ | |
10202 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
10203 | if (!NILP (mustmatch)) | |
10204 | { | |
10205 | Widget label; | |
10206 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
10207 | XtSetSensitive (text, False); | |
10208 | XtSetSensitive (label, False); | |
10209 | } | |
10210 | ||
10211 | /* Manage the dialog, so that list boxes get filled. */ | |
10212 | XtManageChild (dialog); | |
10213 | ||
10214 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
10215 | must include the path for this to work. */ | |
10216 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
10217 | if (STRINGP (default_filename)) | |
10218 | { | |
10219 | XmString default_xmstring; | |
10220 | int item_pos; | |
10221 | ||
10222 | default_xmstring | |
10223 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
10224 | ||
10225 | if (!XmListItemExists (list, default_xmstring)) | |
10226 | { | |
10227 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
10228 | XmListAddItem (list, default_xmstring, 0); | |
10229 | item_pos = 0; | |
10230 | } | |
10231 | else | |
10232 | item_pos = XmListItemPos (list, default_xmstring); | |
10233 | XmStringFree (default_xmstring); | |
10234 | ||
10235 | /* Select the item and scroll it into view. */ | |
10236 | XmListSelectPos (list, item_pos, True); | |
10237 | XmListSetPos (list, item_pos); | |
10238 | } | |
10239 | ||
03100098 GM |
10240 | #ifdef HAVE_MOTIF_2_1 |
10241 | ||
10242 | /* Process events until the user presses Cancel or OK. */ | |
10243 | result = 0; | |
10244 | while (result == 0 || XtAppPending (Xt_app_con)) | |
10245 | XtAppProcessEvent (Xt_app_con, XtIMAll); | |
10246 | ||
10247 | #else /* not HAVE_MOTIF_2_1 */ | |
10248 | ||
333b20bb GM |
10249 | /* Process all events until the user presses Cancel or OK. */ |
10250 | for (result = 0; result == 0;) | |
10251 | { | |
10252 | XEvent event; | |
10253 | Widget widget, parent; | |
10254 | ||
10255 | XtAppNextEvent (Xt_app_con, &event); | |
10256 | ||
10257 | /* See if the receiver of the event is one of the widgets of | |
10258 | the file selection dialog. If so, dispatch it. If not, | |
10259 | discard it. */ | |
10260 | widget = XtWindowToWidget (event.xany.display, event.xany.window); | |
10261 | parent = widget; | |
10262 | while (parent && parent != dialog) | |
10263 | parent = XtParent (parent); | |
03100098 | 10264 | |
333b20bb GM |
10265 | if (parent == dialog |
10266 | || (event.type == Expose | |
10267 | && !process_expose_from_menu (event))) | |
10268 | XtDispatchEvent (&event); | |
10269 | } | |
10270 | ||
03100098 GM |
10271 | #endif /* not HAVE_MOTIF_2_1 */ |
10272 | ||
333b20bb GM |
10273 | /* Get the result. */ |
10274 | if (result == XmCR_OK) | |
10275 | { | |
10276 | XmString text; | |
10277 | String data; | |
10278 | ||
d1670063 | 10279 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
10280 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
10281 | XmStringFree (text); | |
10282 | file = build_string (data); | |
10283 | XtFree (data); | |
10284 | } | |
10285 | else | |
10286 | file = Qnil; | |
10287 | ||
10288 | /* Clean up. */ | |
10289 | XtUnmanageChild (dialog); | |
10290 | XtDestroyWidget (dialog); | |
10291 | UNBLOCK_INPUT; | |
10292 | UNGCPRO; | |
10293 | ||
10294 | /* Make "Cancel" equivalent to C-g. */ | |
10295 | if (NILP (file)) | |
10296 | Fsignal (Qquit, Qnil); | |
10297 | ||
10298 | return unbind_to (count, file); | |
10299 | } | |
10300 | ||
10301 | #endif /* USE_MOTIF */ | |
10302 | ||
333b20bb GM |
10303 | |
10304 | \f | |
10305 | /*********************************************************************** | |
10306 | Initialization | |
10307 | ***********************************************************************/ | |
10308 | ||
10309 | void | |
10310 | syms_of_xfns () | |
10311 | { | |
10312 | /* This is zero if not using X windows. */ | |
10313 | x_in_use = 0; | |
10314 | ||
10315 | /* The section below is built by the lisp expression at the top of the file, | |
10316 | just above where these variables are declared. */ | |
10317 | /*&&& init symbols here &&&*/ | |
10318 | Qauto_raise = intern ("auto-raise"); | |
10319 | staticpro (&Qauto_raise); | |
10320 | Qauto_lower = intern ("auto-lower"); | |
10321 | staticpro (&Qauto_lower); | |
10322 | Qbar = intern ("bar"); | |
dbc4e1c1 | 10323 | staticpro (&Qbar); |
f9942c9e JB |
10324 | Qborder_color = intern ("border-color"); |
10325 | staticpro (&Qborder_color); | |
10326 | Qborder_width = intern ("border-width"); | |
10327 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
10328 | Qbox = intern ("box"); |
10329 | staticpro (&Qbox); | |
f9942c9e JB |
10330 | Qcursor_color = intern ("cursor-color"); |
10331 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
10332 | Qcursor_type = intern ("cursor-type"); |
10333 | staticpro (&Qcursor_type); | |
f9942c9e JB |
10334 | Qgeometry = intern ("geometry"); |
10335 | staticpro (&Qgeometry); | |
f9942c9e JB |
10336 | Qicon_left = intern ("icon-left"); |
10337 | staticpro (&Qicon_left); | |
10338 | Qicon_top = intern ("icon-top"); | |
10339 | staticpro (&Qicon_top); | |
10340 | Qicon_type = intern ("icon-type"); | |
10341 | staticpro (&Qicon_type); | |
80534dd6 KH |
10342 | Qicon_name = intern ("icon-name"); |
10343 | staticpro (&Qicon_name); | |
f9942c9e JB |
10344 | Qinternal_border_width = intern ("internal-border-width"); |
10345 | staticpro (&Qinternal_border_width); | |
10346 | Qleft = intern ("left"); | |
10347 | staticpro (&Qleft); | |
1ab3d87e RS |
10348 | Qright = intern ("right"); |
10349 | staticpro (&Qright); | |
f9942c9e JB |
10350 | Qmouse_color = intern ("mouse-color"); |
10351 | staticpro (&Qmouse_color); | |
baaed68e JB |
10352 | Qnone = intern ("none"); |
10353 | staticpro (&Qnone); | |
f9942c9e JB |
10354 | Qparent_id = intern ("parent-id"); |
10355 | staticpro (&Qparent_id); | |
4701395c KH |
10356 | Qscroll_bar_width = intern ("scroll-bar-width"); |
10357 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
10358 | Qsuppress_icon = intern ("suppress-icon"); |
10359 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 10360 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 10361 | staticpro (&Qundefined_color); |
a3c87d4e JB |
10362 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
10363 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
10364 | Qvisibility = intern ("visibility"); |
10365 | staticpro (&Qvisibility); | |
f9942c9e JB |
10366 | Qwindow_id = intern ("window-id"); |
10367 | staticpro (&Qwindow_id); | |
2cbebefb RS |
10368 | Qouter_window_id = intern ("outer-window-id"); |
10369 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
10370 | Qx_frame_parameter = intern ("x-frame-parameter"); |
10371 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
10372 | Qx_resource_name = intern ("x-resource-name"); |
10373 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
10374 | Quser_position = intern ("user-position"); |
10375 | staticpro (&Quser_position); | |
10376 | Quser_size = intern ("user-size"); | |
10377 | staticpro (&Quser_size); | |
333b20bb GM |
10378 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
10379 | staticpro (&Qscroll_bar_foreground); | |
10380 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
10381 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
10382 | Qscreen_gamma = intern ("screen-gamma"); |
10383 | staticpro (&Qscreen_gamma); | |
563b67aa GM |
10384 | Qline_spacing = intern ("line-spacing"); |
10385 | staticpro (&Qline_spacing); | |
7c7ff7f5 GM |
10386 | Qcenter = intern ("center"); |
10387 | staticpro (&Qcenter); | |
96db09e4 KH |
10388 | Qcompound_text = intern ("compound-text"); |
10389 | staticpro (&Qcompound_text); | |
f9942c9e JB |
10390 | /* This is the end of symbol initialization. */ |
10391 | ||
58cad5ed KH |
10392 | /* Text property `display' should be nonsticky by default. */ |
10393 | Vtext_property_default_nonsticky | |
10394 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
10395 | ||
10396 | ||
333b20bb GM |
10397 | Qlaplace = intern ("laplace"); |
10398 | staticpro (&Qlaplace); | |
10399 | ||
a367641f RS |
10400 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
10401 | staticpro (&Qface_set_after_frame_default); | |
10402 | ||
01f1ba30 JB |
10403 | Fput (Qundefined_color, Qerror_conditions, |
10404 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
10405 | Fput (Qundefined_color, Qerror_message, | |
10406 | build_string ("Undefined color")); | |
10407 | ||
f9942c9e JB |
10408 | init_x_parm_symbols (); |
10409 | ||
f1c7b5a6 RS |
10410 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
10411 | "List of directories to search for bitmap files for X."); | |
e241c09b | 10412 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 10413 | |
16ae08a9 | 10414 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
d387c960 | 10415 | "The shape of the pointer when over text.\n\ |
af01ef26 RS |
10416 | Changing the value does not affect existing frames\n\ |
10417 | unless you set the mouse color."); | |
01f1ba30 JB |
10418 | Vx_pointer_shape = Qnil; |
10419 | ||
d387c960 | 10420 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
498e9ac3 | 10421 | "The name Emacs uses to look up X resources.\n\ |
d387c960 JB |
10422 | `x-get-resource' uses this as the first component of the instance name\n\ |
10423 | when requesting resource values.\n\ | |
10424 | Emacs initially sets `x-resource-name' to the name under which Emacs\n\ | |
10425 | was invoked, or to the value specified with the `-name' or `-rn'\n\ | |
498e9ac3 RS |
10426 | switches, if present.\n\ |
10427 | \n\ | |
10428 | It may be useful to bind this variable locally around a call\n\ | |
10429 | to `x-get-resource'. See also the variable `x-resource-class'."); | |
d387c960 | 10430 | Vx_resource_name = Qnil; |
ac63d3d6 | 10431 | |
498e9ac3 RS |
10432 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
10433 | "The class Emacs uses to look up X resources.\n\ | |
10434 | `x-get-resource' uses this as the first component of the instance class\n\ | |
10435 | when requesting resource values.\n\ | |
10436 | Emacs initially sets `x-resource-class' to \"Emacs\".\n\ | |
10437 | \n\ | |
10438 | Setting this variable permanently is not a reasonable thing to do,\n\ | |
10439 | but binding this variable locally around a call to `x-get-resource'\n\ | |
333b20bb | 10440 | is a reasonable practice. See also the variable `x-resource-name'."); |
498e9ac3 RS |
10441 | Vx_resource_class = build_string (EMACS_CLASS); |
10442 | ||
ca0ecbf5 | 10443 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 10444 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
ca0ecbf5 RS |
10445 | "The shape of the pointer when not over text.\n\ |
10446 | This variable takes effect when you create a new frame\n\ | |
10447 | or when you set the mouse color."); | |
af01ef26 | 10448 | #endif |
01f1ba30 JB |
10449 | Vx_nontext_pointer_shape = Qnil; |
10450 | ||
333b20bb GM |
10451 | DEFVAR_LISP ("x-busy-pointer-shape", &Vx_busy_pointer_shape, |
10452 | "The shape of the pointer when Emacs is busy.\n\ | |
10453 | This variable takes effect when you create a new frame\n\ | |
10454 | or when you set the mouse color."); | |
10455 | Vx_busy_pointer_shape = Qnil; | |
10456 | ||
10457 | DEFVAR_BOOL ("display-busy-cursor", &display_busy_cursor_p, | |
10458 | "Non-zero means Emacs displays a busy cursor on window systems."); | |
10459 | display_busy_cursor_p = 1; | |
10460 | ||
4ae9a85e GM |
10461 | DEFVAR_LISP ("busy-cursor-delay", &Vbusy_cursor_delay, |
10462 | "*Seconds to wait before displaying a busy-cursor.\n\ | |
3caa99d3 | 10463 | Value must be an integer or float."); |
4ae9a85e GM |
10464 | Vbusy_cursor_delay = make_number (DEFAULT_BUSY_CURSOR_DELAY); |
10465 | ||
ca0ecbf5 | 10466 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 10467 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
ca0ecbf5 RS |
10468 | "The shape of the pointer when over the mode line.\n\ |
10469 | This variable takes effect when you create a new frame\n\ | |
10470 | or when you set the mouse color."); | |
af01ef26 | 10471 | #endif |
01f1ba30 JB |
10472 | Vx_mode_pointer_shape = Qnil; |
10473 | ||
d3b06468 | 10474 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ca0ecbf5 RS |
10475 | &Vx_sensitive_text_pointer_shape, |
10476 | "The shape of the pointer when over mouse-sensitive text.\n\ | |
10477 | This variable takes effect when you create a new frame\n\ | |
10478 | or when you set the mouse color."); | |
10479 | Vx_sensitive_text_pointer_shape = Qnil; | |
95f80c78 | 10480 | |
01f1ba30 JB |
10481 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
10482 | "A string indicating the foreground color of the cursor box."); | |
10483 | Vx_cursor_fore_pixel = Qnil; | |
10484 | ||
01f1ba30 | 10485 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
2d38195d RS |
10486 | "Non-nil if no X window manager is in use.\n\ |
10487 | Emacs doesn't try to figure this out; this is always nil\n\ | |
10488 | unless you set it to something else."); | |
10489 | /* We don't have any way to find this out, so set it to nil | |
10490 | and maybe the user would like to set it to t. */ | |
10491 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 10492 | |
942ea06d KH |
10493 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
10494 | &Vx_pixel_size_width_font_regexp, | |
10495 | "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\ | |
10496 | \n\ | |
dcc13cda | 10497 | Since Emacs gets width of a font matching with this regexp from\n\ |
942ea06d KH |
10498 | PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\ |
10499 | such a font. This is especially effective for such large fonts as\n\ | |
10500 | Chinese, Japanese, and Korean."); | |
10501 | Vx_pixel_size_width_font_regexp = Qnil; | |
10502 | ||
fcf431dc | 10503 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
333b20bb GM |
10504 | "Time after which cached images are removed from the cache.\n\ |
10505 | When an image has not been displayed this many seconds, remove it\n\ | |
10506 | from the image cache. Value must be an integer or nil with nil\n\ | |
10507 | meaning don't clear the cache."); | |
fcf431dc | 10508 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 10509 | |
1d3dac41 | 10510 | #ifdef USE_X_TOOLKIT |
f1d238ef | 10511 | Fprovide (intern ("x-toolkit")); |
1d3dac41 | 10512 | #endif |
5b827abb KH |
10513 | #ifdef USE_MOTIF |
10514 | Fprovide (intern ("motif")); | |
10515 | #endif | |
01f1ba30 | 10516 | |
01f1ba30 | 10517 | defsubr (&Sx_get_resource); |
333b20bb GM |
10518 | |
10519 | /* X window properties. */ | |
10520 | defsubr (&Sx_change_window_property); | |
10521 | defsubr (&Sx_delete_window_property); | |
10522 | defsubr (&Sx_window_property); | |
10523 | ||
2d764c78 | 10524 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 10525 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
10526 | defsubr (&Sxw_color_defined_p); |
10527 | defsubr (&Sxw_color_values); | |
9d317b2c | 10528 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
10529 | defsubr (&Sx_server_vendor); |
10530 | defsubr (&Sx_server_version); | |
10531 | defsubr (&Sx_display_pixel_width); | |
10532 | defsubr (&Sx_display_pixel_height); | |
10533 | defsubr (&Sx_display_mm_width); | |
10534 | defsubr (&Sx_display_mm_height); | |
10535 | defsubr (&Sx_display_screens); | |
10536 | defsubr (&Sx_display_planes); | |
10537 | defsubr (&Sx_display_color_cells); | |
10538 | defsubr (&Sx_display_visual_class); | |
10539 | defsubr (&Sx_display_backing_store); | |
10540 | defsubr (&Sx_display_save_under); | |
8af1d7ca | 10541 | defsubr (&Sx_parse_geometry); |
f676886a | 10542 | defsubr (&Sx_create_frame); |
01f1ba30 | 10543 | defsubr (&Sx_open_connection); |
08a90d6a RS |
10544 | defsubr (&Sx_close_connection); |
10545 | defsubr (&Sx_display_list); | |
01f1ba30 | 10546 | defsubr (&Sx_synchronize); |
3decc1e7 | 10547 | defsubr (&Sx_focus_frame); |
942ea06d KH |
10548 | |
10549 | /* Setting callback functions for fontset handler. */ | |
10550 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
10551 | |
10552 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
10553 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 10554 | list_fonts_func = x_list_fonts; |
333b20bb GM |
10555 | #endif |
10556 | ||
942ea06d | 10557 | load_font_func = x_load_font; |
bc1958c4 | 10558 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
10559 | query_font_func = x_query_font; |
10560 | set_frame_fontset_func = x_set_font; | |
10561 | check_window_system_func = check_x; | |
333b20bb GM |
10562 | |
10563 | /* Images. */ | |
10564 | Qxbm = intern ("xbm"); | |
10565 | staticpro (&Qxbm); | |
10566 | QCtype = intern (":type"); | |
10567 | staticpro (&QCtype); | |
333b20bb GM |
10568 | QCalgorithm = intern (":algorithm"); |
10569 | staticpro (&QCalgorithm); | |
10570 | QCheuristic_mask = intern (":heuristic-mask"); | |
10571 | staticpro (&QCheuristic_mask); | |
10572 | QCcolor_symbols = intern (":color-symbols"); | |
10573 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
10574 | QCascent = intern (":ascent"); |
10575 | staticpro (&QCascent); | |
10576 | QCmargin = intern (":margin"); | |
10577 | staticpro (&QCmargin); | |
10578 | QCrelief = intern (":relief"); | |
10579 | staticpro (&QCrelief); | |
fcf431dc GM |
10580 | Qpostscript = intern ("postscript"); |
10581 | staticpro (&Qpostscript); | |
333b20bb GM |
10582 | QCloader = intern (":loader"); |
10583 | staticpro (&QCloader); | |
10584 | QCbounding_box = intern (":bounding-box"); | |
10585 | staticpro (&QCbounding_box); | |
10586 | QCpt_width = intern (":pt-width"); | |
10587 | staticpro (&QCpt_width); | |
10588 | QCpt_height = intern (":pt-height"); | |
10589 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
10590 | QCindex = intern (":index"); |
10591 | staticpro (&QCindex); | |
333b20bb GM |
10592 | Qpbm = intern ("pbm"); |
10593 | staticpro (&Qpbm); | |
10594 | ||
10595 | #if HAVE_XPM | |
10596 | Qxpm = intern ("xpm"); | |
10597 | staticpro (&Qxpm); | |
10598 | #endif | |
10599 | ||
10600 | #if HAVE_JPEG | |
10601 | Qjpeg = intern ("jpeg"); | |
10602 | staticpro (&Qjpeg); | |
10603 | #endif | |
10604 | ||
10605 | #if HAVE_TIFF | |
10606 | Qtiff = intern ("tiff"); | |
10607 | staticpro (&Qtiff); | |
10608 | #endif | |
10609 | ||
10610 | #if HAVE_GIF | |
10611 | Qgif = intern ("gif"); | |
10612 | staticpro (&Qgif); | |
10613 | #endif | |
10614 | ||
10615 | #if HAVE_PNG | |
10616 | Qpng = intern ("png"); | |
10617 | staticpro (&Qpng); | |
10618 | #endif | |
10619 | ||
10620 | defsubr (&Sclear_image_cache); | |
42677916 | 10621 | defsubr (&Simage_size); |
333b20bb | 10622 | |
4ae9a85e GM |
10623 | busy_cursor_atimer = NULL; |
10624 | busy_cursor_shown_p = 0; | |
333b20bb GM |
10625 | |
10626 | defsubr (&Sx_show_tip); | |
10627 | defsubr (&Sx_hide_tip); | |
10628 | staticpro (&tip_timer); | |
10629 | tip_timer = Qnil; | |
10630 | ||
10631 | #ifdef USE_MOTIF | |
10632 | defsubr (&Sx_file_dialog); | |
10633 | #endif | |
10634 | } | |
10635 | ||
10636 | ||
10637 | void | |
10638 | init_xfns () | |
10639 | { | |
10640 | image_types = NULL; | |
10641 | Vimage_types = Qnil; | |
10642 | ||
10643 | define_image_type (&xbm_type); | |
10644 | define_image_type (&gs_type); | |
10645 | define_image_type (&pbm_type); | |
10646 | ||
10647 | #if HAVE_XPM | |
10648 | define_image_type (&xpm_type); | |
10649 | #endif | |
10650 | ||
10651 | #if HAVE_JPEG | |
10652 | define_image_type (&jpeg_type); | |
10653 | #endif | |
10654 | ||
10655 | #if HAVE_TIFF | |
10656 | define_image_type (&tiff_type); | |
10657 | #endif | |
10658 | ||
10659 | #if HAVE_GIF | |
10660 | define_image_type (&gif_type); | |
10661 | #endif | |
10662 | ||
10663 | #if HAVE_PNG | |
10664 | define_image_type (&png_type); | |
10665 | #endif | |
01f1ba30 JB |
10666 | } |
10667 | ||
10668 | #endif /* HAVE_X_WINDOWS */ |