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 | { | |
8ec8a5ec GM |
298 | struct x_display_info *dpyinfo = NULL; |
299 | ||
b9dc4443 RS |
300 | if (NILP (frame)) |
301 | { | |
0fe92f72 GM |
302 | struct frame *sf = XFRAME (selected_frame); |
303 | ||
304 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) | |
8ec8a5ec | 305 | dpyinfo = FRAME_X_DISPLAY_INFO (sf); |
b9dc4443 | 306 | else if (x_display_list != 0) |
8ec8a5ec | 307 | dpyinfo = x_display_list; |
b9dc4443 RS |
308 | else |
309 | error ("X windows are not in use or not initialized"); | |
310 | } | |
311 | else if (STRINGP (frame)) | |
8ec8a5ec | 312 | dpyinfo = x_display_info_for_name (frame); |
b9dc4443 RS |
313 | else |
314 | { | |
315 | FRAME_PTR f; | |
316 | ||
317 | CHECK_LIVE_FRAME (frame, 0); | |
318 | f = XFRAME (frame); | |
319 | if (! FRAME_X_P (f)) | |
1c59f5df | 320 | error ("Non-X frame used"); |
8ec8a5ec | 321 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
b9dc4443 | 322 | } |
8ec8a5ec GM |
323 | |
324 | return dpyinfo; | |
b9dc4443 | 325 | } |
333b20bb | 326 | |
b9dc4443 | 327 | \f |
f676886a JB |
328 | /* Return the Emacs frame-object corresponding to an X window. |
329 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 330 | |
34ca5317 | 331 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 332 | |
f676886a | 333 | struct frame * |
2d271e2e KH |
334 | x_window_to_frame (dpyinfo, wdesc) |
335 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
336 | int wdesc; |
337 | { | |
f676886a JB |
338 | Lisp_Object tail, frame; |
339 | struct frame *f; | |
01f1ba30 | 340 | |
8e713be6 | 341 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 342 | { |
8e713be6 | 343 | frame = XCAR (tail); |
34ca5317 | 344 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 345 | continue; |
f676886a | 346 | f = XFRAME (frame); |
2d764c78 | 347 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 348 | continue; |
17cbbf95 GM |
349 | if (f->output_data.x->busy_window == wdesc) |
350 | return f; | |
9ef48a9d | 351 | #ifdef USE_X_TOOLKIT |
7556890b RS |
352 | if ((f->output_data.x->edit_widget |
353 | && XtWindow (f->output_data.x->edit_widget) == wdesc) | |
333b20bb GM |
354 | /* A tooltip frame? */ |
355 | || (!f->output_data.x->edit_widget | |
356 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 357 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
358 | return f; |
359 | #else /* not USE_X_TOOLKIT */ | |
fe24a618 | 360 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 361 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 362 | return f; |
9ef48a9d RS |
363 | #endif /* not USE_X_TOOLKIT */ |
364 | } | |
365 | return 0; | |
366 | } | |
367 | ||
368 | #ifdef USE_X_TOOLKIT | |
369 | /* Like x_window_to_frame but also compares the window with the widget's | |
370 | windows. */ | |
371 | ||
372 | struct frame * | |
2d271e2e KH |
373 | x_any_window_to_frame (dpyinfo, wdesc) |
374 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
375 | int wdesc; |
376 | { | |
377 | Lisp_Object tail, frame; | |
17cbbf95 | 378 | struct frame *f, *found; |
7556890b | 379 | struct x_output *x; |
9ef48a9d | 380 | |
17cbbf95 GM |
381 | found = NULL; |
382 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 383 | { |
8e713be6 | 384 | frame = XCAR (tail); |
34ca5317 | 385 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 386 | continue; |
17cbbf95 | 387 | |
9ef48a9d | 388 | f = XFRAME (frame); |
17cbbf95 | 389 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 390 | { |
17cbbf95 GM |
391 | /* This frame matches if the window is any of its widgets. */ |
392 | x = f->output_data.x; | |
393 | if (x->busy_window == wdesc) | |
394 | found = f; | |
395 | else if (x->widget) | |
396 | { | |
397 | if (wdesc == XtWindow (x->widget) | |
398 | || wdesc == XtWindow (x->column_widget) | |
399 | || wdesc == XtWindow (x->edit_widget)) | |
400 | found = f; | |
401 | /* Match if the window is this frame's menubar. */ | |
402 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
403 | found = f; | |
404 | } | |
405 | else if (FRAME_X_WINDOW (f) == wdesc) | |
406 | /* A tooltip frame. */ | |
407 | found = f; | |
333b20bb | 408 | } |
01f1ba30 | 409 | } |
17cbbf95 GM |
410 | |
411 | return found; | |
01f1ba30 | 412 | } |
5e65b9ab | 413 | |
5fbc3f3a KH |
414 | /* Likewise, but exclude the menu bar widget. */ |
415 | ||
416 | struct frame * | |
417 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
418 | struct x_display_info *dpyinfo; | |
419 | int wdesc; | |
420 | { | |
421 | Lisp_Object tail, frame; | |
422 | struct frame *f; | |
7556890b | 423 | struct x_output *x; |
5fbc3f3a | 424 | |
8e713be6 | 425 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 426 | { |
8e713be6 | 427 | frame = XCAR (tail); |
5fbc3f3a KH |
428 | if (!GC_FRAMEP (frame)) |
429 | continue; | |
430 | f = XFRAME (frame); | |
2d764c78 | 431 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 432 | continue; |
7556890b | 433 | x = f->output_data.x; |
5fbc3f3a | 434 | /* This frame matches if the window is any of its widgets. */ |
17cbbf95 GM |
435 | if (x->busy_window == wdesc) |
436 | return f; | |
437 | else if (x->widget) | |
333b20bb GM |
438 | { |
439 | if (wdesc == XtWindow (x->widget) | |
440 | || wdesc == XtWindow (x->column_widget) | |
441 | || wdesc == XtWindow (x->edit_widget)) | |
442 | return f; | |
443 | } | |
444 | else if (FRAME_X_WINDOW (f) == wdesc) | |
445 | /* A tooltip frame. */ | |
5fbc3f3a KH |
446 | return f; |
447 | } | |
448 | return 0; | |
449 | } | |
450 | ||
fd3a3022 RS |
451 | /* Likewise, but consider only the menu bar widget. */ |
452 | ||
453 | struct frame * | |
454 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
455 | struct x_display_info *dpyinfo; | |
456 | int wdesc; | |
457 | { | |
458 | Lisp_Object tail, frame; | |
459 | struct frame *f; | |
7556890b | 460 | struct x_output *x; |
fd3a3022 | 461 | |
8e713be6 | 462 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 463 | { |
8e713be6 | 464 | frame = XCAR (tail); |
fd3a3022 RS |
465 | if (!GC_FRAMEP (frame)) |
466 | continue; | |
467 | f = XFRAME (frame); | |
2d764c78 | 468 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 469 | continue; |
7556890b | 470 | x = f->output_data.x; |
fd3a3022 | 471 | /* Match if the window is this frame's menubar. */ |
333b20bb GM |
472 | if (x->menubar_widget |
473 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 RS |
474 | return f; |
475 | } | |
476 | return 0; | |
477 | } | |
478 | ||
5e65b9ab RS |
479 | /* Return the frame whose principal (outermost) window is WDESC. |
480 | If WDESC is some other (smaller) window, we return 0. */ | |
481 | ||
482 | struct frame * | |
2d271e2e KH |
483 | x_top_window_to_frame (dpyinfo, wdesc) |
484 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
485 | int wdesc; |
486 | { | |
487 | Lisp_Object tail, frame; | |
488 | struct frame *f; | |
7556890b | 489 | struct x_output *x; |
5e65b9ab | 490 | |
8e713be6 | 491 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 492 | { |
8e713be6 | 493 | frame = XCAR (tail); |
34ca5317 | 494 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
495 | continue; |
496 | f = XFRAME (frame); | |
2d764c78 | 497 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 498 | continue; |
7556890b | 499 | x = f->output_data.x; |
333b20bb GM |
500 | |
501 | if (x->widget) | |
502 | { | |
503 | /* This frame matches if the window is its topmost widget. */ | |
504 | if (wdesc == XtWindow (x->widget)) | |
505 | return f; | |
7a994728 KH |
506 | #if 0 /* I don't know why it did this, |
507 | but it seems logically wrong, | |
508 | and it causes trouble for MapNotify events. */ | |
333b20bb GM |
509 | /* Match if the window is this frame's menubar. */ |
510 | if (x->menubar_widget | |
511 | && wdesc == XtWindow (x->menubar_widget)) | |
512 | return f; | |
7a994728 | 513 | #endif |
333b20bb GM |
514 | } |
515 | else if (FRAME_X_WINDOW (f) == wdesc) | |
516 | /* Tooltip frame. */ | |
517 | return f; | |
5e65b9ab RS |
518 | } |
519 | return 0; | |
520 | } | |
9ef48a9d | 521 | #endif /* USE_X_TOOLKIT */ |
01f1ba30 | 522 | |
01f1ba30 | 523 | \f |
203c1d73 RS |
524 | |
525 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
526 | id, which is just an int that this section returns. Bitmaps are | |
527 | reference counted so they can be shared among frames. | |
528 | ||
529 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
530 | be used to indicate no bitmap. | |
531 | ||
532 | If you use x_create_bitmap_from_data, then you must keep track of | |
533 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 534 | data more than once will not be caught. */ |
203c1d73 RS |
535 | |
536 | ||
f1c7b5a6 RS |
537 | /* Functions to access the contents of a bitmap, given an id. */ |
538 | ||
539 | int | |
540 | x_bitmap_height (f, id) | |
541 | FRAME_PTR f; | |
542 | int id; | |
543 | { | |
08a90d6a | 544 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
545 | } |
546 | ||
547 | int | |
548 | x_bitmap_width (f, id) | |
549 | FRAME_PTR f; | |
550 | int id; | |
551 | { | |
08a90d6a | 552 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
553 | } |
554 | ||
555 | int | |
556 | x_bitmap_pixmap (f, id) | |
557 | FRAME_PTR f; | |
558 | int id; | |
559 | { | |
08a90d6a | 560 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
561 | } |
562 | ||
563 | ||
203c1d73 RS |
564 | /* Allocate a new bitmap record. Returns index of new record. */ |
565 | ||
566 | static int | |
08a90d6a RS |
567 | x_allocate_bitmap_record (f) |
568 | FRAME_PTR f; | |
203c1d73 | 569 | { |
08a90d6a RS |
570 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
571 | int i; | |
572 | ||
573 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 574 | { |
08a90d6a RS |
575 | dpyinfo->bitmaps_size = 10; |
576 | dpyinfo->bitmaps | |
577 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
578 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
579 | return 1; |
580 | } | |
581 | ||
08a90d6a RS |
582 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
583 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 584 | |
08a90d6a RS |
585 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
586 | if (dpyinfo->bitmaps[i].refcount == 0) | |
587 | return i + 1; | |
203c1d73 | 588 | |
08a90d6a RS |
589 | dpyinfo->bitmaps_size *= 2; |
590 | dpyinfo->bitmaps | |
591 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
592 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
593 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
594 | } |
595 | ||
596 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
597 | ||
598 | void | |
f1c7b5a6 RS |
599 | x_reference_bitmap (f, id) |
600 | FRAME_PTR f; | |
203c1d73 RS |
601 | int id; |
602 | { | |
08a90d6a | 603 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
604 | } |
605 | ||
606 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
607 | ||
608 | int | |
609 | x_create_bitmap_from_data (f, bits, width, height) | |
610 | struct frame *f; | |
611 | char *bits; | |
612 | unsigned int width, height; | |
613 | { | |
08a90d6a | 614 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
615 | Pixmap bitmap; |
616 | int id; | |
617 | ||
b9dc4443 | 618 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
619 | bits, width, height); |
620 | ||
621 | if (! bitmap) | |
622 | return -1; | |
623 | ||
08a90d6a RS |
624 | id = x_allocate_bitmap_record (f); |
625 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
626 | dpyinfo->bitmaps[id - 1].file = NULL; | |
627 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
628 | dpyinfo->bitmaps[id - 1].depth = 1; | |
629 | dpyinfo->bitmaps[id - 1].height = height; | |
630 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
631 | |
632 | return id; | |
633 | } | |
634 | ||
635 | /* Create bitmap from file FILE for frame F. */ | |
636 | ||
637 | int | |
638 | x_create_bitmap_from_file (f, file) | |
639 | struct frame *f; | |
f1c7b5a6 | 640 | Lisp_Object file; |
203c1d73 | 641 | { |
08a90d6a | 642 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
643 | unsigned int width, height; |
644 | Pixmap bitmap; | |
645 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
646 | Lisp_Object found; |
647 | int fd; | |
648 | char *filename; | |
203c1d73 RS |
649 | |
650 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 651 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 652 | { |
08a90d6a RS |
653 | if (dpyinfo->bitmaps[id].refcount |
654 | && dpyinfo->bitmaps[id].file | |
655 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
203c1d73 | 656 | { |
08a90d6a | 657 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
658 | return id + 1; |
659 | } | |
660 | } | |
661 | ||
f1c7b5a6 RS |
662 | /* Search bitmap-file-path for the file, if appropriate. */ |
663 | fd = openp (Vx_bitmap_file_path, file, "", &found, 0); | |
664 | if (fd < 0) | |
665 | return -1; | |
66cb9c07 KH |
666 | /* XReadBitmapFile won't handle magic file names. */ |
667 | if (fd == 0) | |
668 | return -1; | |
68c45bf0 | 669 | emacs_close (fd); |
f1c7b5a6 RS |
670 | |
671 | filename = (char *) XSTRING (found)->data; | |
672 | ||
b9dc4443 | 673 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 674 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
675 | if (result != BitmapSuccess) |
676 | return -1; | |
677 | ||
08a90d6a RS |
678 | id = x_allocate_bitmap_record (f); |
679 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
680 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 681 | dpyinfo->bitmaps[id - 1].file |
fc932ac6 | 682 | = (char *) xmalloc (STRING_BYTES (XSTRING (file)) + 1); |
08a90d6a RS |
683 | dpyinfo->bitmaps[id - 1].depth = 1; |
684 | dpyinfo->bitmaps[id - 1].height = height; | |
685 | dpyinfo->bitmaps[id - 1].width = width; | |
686 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
203c1d73 RS |
687 | |
688 | return id; | |
689 | } | |
690 | ||
691 | /* Remove reference to bitmap with id number ID. */ | |
692 | ||
968b1234 | 693 | void |
f1c7b5a6 RS |
694 | x_destroy_bitmap (f, id) |
695 | FRAME_PTR f; | |
203c1d73 RS |
696 | int id; |
697 | { | |
08a90d6a RS |
698 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
699 | ||
203c1d73 RS |
700 | if (id > 0) |
701 | { | |
08a90d6a RS |
702 | --dpyinfo->bitmaps[id - 1].refcount; |
703 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 704 | { |
ed662bdd | 705 | BLOCK_INPUT; |
08a90d6a RS |
706 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
707 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 708 | { |
333b20bb | 709 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 710 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 711 | } |
ed662bdd | 712 | UNBLOCK_INPUT; |
203c1d73 RS |
713 | } |
714 | } | |
715 | } | |
716 | ||
08a90d6a | 717 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 718 | |
08a90d6a RS |
719 | static void |
720 | x_destroy_all_bitmaps (dpyinfo) | |
721 | struct x_display_info *dpyinfo; | |
203c1d73 | 722 | { |
08a90d6a RS |
723 | int i; |
724 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
725 | if (dpyinfo->bitmaps[i].refcount > 0) | |
726 | { | |
727 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
728 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 729 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
730 | } |
731 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
732 | } |
733 | \f | |
f676886a | 734 | /* Connect the frame-parameter names for X frames |
01f1ba30 JB |
735 | to the ways of passing the parameter values to the window system. |
736 | ||
737 | The name of a parameter, as a Lisp symbol, | |
f676886a | 738 | has an `x-frame-parameter' property which is an integer in Lisp |
9fb026ab | 739 | that is an index in this table. */ |
01f1ba30 | 740 | |
f676886a | 741 | struct x_frame_parm_table |
01f1ba30 JB |
742 | { |
743 | char *name; | |
d62c8769 | 744 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 JB |
745 | }; |
746 | ||
14819cb3 | 747 | static void x_disable_image P_ ((struct frame *, struct image *)); |
86779fac | 748 | static void x_create_im P_ ((struct frame *)); |
d62c8769 | 749 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
563b67aa | 750 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
751 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
752 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
753 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
754 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
755 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
756 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
757 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
758 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
759 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
760 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
761 | Lisp_Object)); | |
762 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
763 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
764 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
765 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
766 | Lisp_Object)); | |
767 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
768 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
769 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
770 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
771 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
9ea173e8 | 772 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
773 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
774 | Lisp_Object)); | |
775 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
776 | Lisp_Object)); | |
777 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
778 | Lisp_Object, | |
779 | Lisp_Object, | |
780 | char *, char *, | |
781 | int)); | |
d62c8769 | 782 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
4a8e312c GM |
783 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
784 | Lisp_Object)); | |
b243755a GM |
785 | static void init_color_table P_ ((void)); |
786 | static void free_color_table P_ ((void)); | |
787 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
788 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
789 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
790 | ||
791 | ||
01f1ba30 | 792 | |
f676886a | 793 | static struct x_frame_parm_table x_frame_parms[] = |
01f1ba30 | 794 | { |
563b67aa GM |
795 | "auto-raise", x_set_autoraise, |
796 | "auto-lower", x_set_autolower, | |
797 | "background-color", x_set_background_color, | |
798 | "border-color", x_set_border_color, | |
799 | "border-width", x_set_border_width, | |
800 | "cursor-color", x_set_cursor_color, | |
801 | "cursor-type", x_set_cursor_type, | |
802 | "font", x_set_font, | |
803 | "foreground-color", x_set_foreground_color, | |
804 | "icon-name", x_set_icon_name, | |
805 | "icon-type", x_set_icon_type, | |
806 | "internal-border-width", x_set_internal_border_width, | |
807 | "menu-bar-lines", x_set_menu_bar_lines, | |
808 | "mouse-color", x_set_mouse_color, | |
809 | "name", x_explicitly_set_name, | |
810 | "scroll-bar-width", x_set_scroll_bar_width, | |
811 | "title", x_set_title, | |
812 | "unsplittable", x_set_unsplittable, | |
813 | "vertical-scroll-bars", x_set_vertical_scroll_bars, | |
814 | "visibility", x_set_visibility, | |
815 | "tool-bar-lines", x_set_tool_bar_lines, | |
816 | "scroll-bar-foreground", x_set_scroll_bar_foreground, | |
817 | "scroll-bar-background", x_set_scroll_bar_background, | |
818 | "screen-gamma", x_set_screen_gamma, | |
819 | "line-spacing", x_set_line_spacing | |
01f1ba30 JB |
820 | }; |
821 | ||
f676886a | 822 | /* Attach the `x-frame-parameter' properties to |
01f1ba30 JB |
823 | the Lisp symbol names of parameters relevant to X. */ |
824 | ||
201d8c78 | 825 | void |
01f1ba30 JB |
826 | init_x_parm_symbols () |
827 | { | |
828 | int i; | |
829 | ||
d043f1a4 | 830 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) |
f676886a | 831 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, |
01f1ba30 JB |
832 | make_number (i)); |
833 | } | |
834 | \f | |
e8cc313b | 835 | /* Change the parameters of frame F as specified by ALIST. |
64362cd4 GM |
836 | If a parameter is not specially recognized, do nothing special; |
837 | otherwise call the `x_set_...' function for that parameter. | |
838 | Except for certain geometry properties, always call store_frame_param | |
839 | to store the new value in the parameter alist. */ | |
d043f1a4 | 840 | |
f9942c9e JB |
841 | void |
842 | x_set_frame_parameters (f, alist) | |
843 | FRAME_PTR f; | |
844 | Lisp_Object alist; | |
845 | { | |
846 | Lisp_Object tail; | |
847 | ||
848 | /* If both of these parameters are present, it's more efficient to | |
849 | set them both at once. So we wait until we've looked at the | |
850 | entire list before we set them. */ | |
e4f79258 | 851 | int width, height; |
f9942c9e JB |
852 | |
853 | /* Same here. */ | |
854 | Lisp_Object left, top; | |
f9942c9e | 855 | |
a59e4f3d RS |
856 | /* Same with these. */ |
857 | Lisp_Object icon_left, icon_top; | |
858 | ||
f5e70acd RS |
859 | /* Record in these vectors all the parms specified. */ |
860 | Lisp_Object *parms; | |
861 | Lisp_Object *values; | |
a797a73d | 862 | int i, p; |
e1d962d7 | 863 | int left_no_change = 0, top_no_change = 0; |
a59e4f3d | 864 | int icon_left_no_change = 0, icon_top_no_change = 0; |
203c1d73 | 865 | |
7589a1d9 RS |
866 | struct gcpro gcpro1, gcpro2; |
867 | ||
f5e70acd RS |
868 | i = 0; |
869 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
870 | i++; | |
871 | ||
872 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
873 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
f9942c9e | 874 | |
f5e70acd RS |
875 | /* Extract parm names and values into those vectors. */ |
876 | ||
877 | i = 0; | |
f9942c9e JB |
878 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) |
879 | { | |
333b20bb | 880 | Lisp_Object elt; |
f9942c9e JB |
881 | |
882 | elt = Fcar (tail); | |
f5e70acd RS |
883 | parms[i] = Fcar (elt); |
884 | values[i] = Fcdr (elt); | |
885 | i++; | |
886 | } | |
7589a1d9 RS |
887 | /* TAIL and ALIST are not used again below here. */ |
888 | alist = tail = Qnil; | |
889 | ||
890 | GCPRO2 (*parms, *values); | |
891 | gcpro1.nvars = i; | |
892 | gcpro2.nvars = i; | |
f5e70acd | 893 | |
7589a1d9 RS |
894 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, |
895 | because their values appear in VALUES and strings are not valid. */ | |
e4f79258 | 896 | top = left = Qunbound; |
a59e4f3d | 897 | icon_left = icon_top = Qunbound; |
f9942c9e | 898 | |
e4f79258 RS |
899 | /* Provide default values for HEIGHT and WIDTH. */ |
900 | if (FRAME_NEW_WIDTH (f)) | |
901 | width = FRAME_NEW_WIDTH (f); | |
902 | else | |
903 | width = FRAME_WIDTH (f); | |
904 | ||
905 | if (FRAME_NEW_HEIGHT (f)) | |
906 | height = FRAME_NEW_HEIGHT (f); | |
907 | else | |
908 | height = FRAME_HEIGHT (f); | |
909 | ||
a797a73d GV |
910 | /* Process foreground_color and background_color before anything else. |
911 | They are independent of other properties, but other properties (e.g., | |
912 | cursor_color) are dependent upon them. */ | |
913 | for (p = 0; p < i; p++) | |
914 | { | |
915 | Lisp_Object prop, val; | |
916 | ||
917 | prop = parms[p]; | |
918 | val = values[p]; | |
919 | if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) | |
920 | { | |
921 | register Lisp_Object param_index, old_value; | |
922 | ||
923 | param_index = Fget (prop, Qx_frame_parameter); | |
924 | old_value = get_frame_param (f, prop); | |
925 | store_frame_param (f, prop, val); | |
926 | if (NATNUMP (param_index) | |
927 | && (XFASTINT (param_index) | |
928 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
929 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
930 | } | |
931 | } | |
932 | ||
f5e70acd RS |
933 | /* Now process them in reverse of specified order. */ |
934 | for (i--; i >= 0; i--) | |
935 | { | |
936 | Lisp_Object prop, val; | |
937 | ||
938 | prop = parms[i]; | |
939 | val = values[i]; | |
940 | ||
e4f79258 RS |
941 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
942 | width = XFASTINT (val); | |
943 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
944 | height = XFASTINT (val); | |
f5e70acd | 945 | else if (EQ (prop, Qtop)) |
f9942c9e | 946 | top = val; |
f5e70acd | 947 | else if (EQ (prop, Qleft)) |
f9942c9e | 948 | left = val; |
a59e4f3d RS |
949 | else if (EQ (prop, Qicon_top)) |
950 | icon_top = val; | |
951 | else if (EQ (prop, Qicon_left)) | |
952 | icon_left = val; | |
a797a73d GV |
953 | else if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) |
954 | /* Processed above. */ | |
955 | continue; | |
f9942c9e JB |
956 | else |
957 | { | |
98381190 | 958 | register Lisp_Object param_index, old_value; |
ea96210c | 959 | |
98381190 KH |
960 | param_index = Fget (prop, Qx_frame_parameter); |
961 | old_value = get_frame_param (f, prop); | |
f9942c9e | 962 | store_frame_param (f, prop, val); |
40c03e12 KH |
963 | if (NATNUMP (param_index) |
964 | && (XFASTINT (param_index) | |
ea96210c JB |
965 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) |
966 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
f9942c9e JB |
967 | } |
968 | } | |
969 | ||
11378c41 RS |
970 | /* Don't die if just one of these was set. */ |
971 | if (EQ (left, Qunbound)) | |
e1d962d7 RS |
972 | { |
973 | left_no_change = 1; | |
7556890b RS |
974 | if (f->output_data.x->left_pos < 0) |
975 | left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil)); | |
e1d962d7 | 976 | else |
7556890b | 977 | XSETINT (left, f->output_data.x->left_pos); |
e1d962d7 | 978 | } |
11378c41 | 979 | if (EQ (top, Qunbound)) |
e1d962d7 RS |
980 | { |
981 | top_no_change = 1; | |
7556890b RS |
982 | if (f->output_data.x->top_pos < 0) |
983 | top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil)); | |
e1d962d7 | 984 | else |
7556890b | 985 | XSETINT (top, f->output_data.x->top_pos); |
e1d962d7 | 986 | } |
11378c41 | 987 | |
a59e4f3d RS |
988 | /* If one of the icon positions was not set, preserve or default it. */ |
989 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
990 | { | |
991 | icon_left_no_change = 1; | |
992 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
993 | if (NILP (icon_left)) | |
994 | XSETINT (icon_left, 0); | |
995 | } | |
996 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
997 | { | |
998 | icon_top_no_change = 1; | |
999 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
1000 | if (NILP (icon_top)) | |
1001 | XSETINT (icon_top, 0); | |
1002 | } | |
1003 | ||
499ea23b | 1004 | /* Don't set these parameters unless they've been explicitly |
d387c960 JB |
1005 | specified. The window might be mapped or resized while we're in |
1006 | this function, and we don't want to override that unless the lisp | |
1007 | code has asked for it. | |
1008 | ||
1009 | Don't set these parameters unless they actually differ from the | |
1010 | window's current parameters; the window may not actually exist | |
1011 | yet. */ | |
f9942c9e JB |
1012 | { |
1013 | Lisp_Object frame; | |
1014 | ||
1f11a5ca RS |
1015 | check_frame_size (f, &height, &width); |
1016 | ||
191ed777 | 1017 | XSETFRAME (frame, f); |
11378c41 | 1018 | |
e4f79258 RS |
1019 | if (width != FRAME_WIDTH (f) |
1020 | || height != FRAME_HEIGHT (f) | |
d6f80ae9 | 1021 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) |
e4f79258 | 1022 | Fset_frame_size (frame, make_number (width), make_number (height)); |
f10f0b79 RS |
1023 | |
1024 | if ((!NILP (left) || !NILP (top)) | |
e1d962d7 | 1025 | && ! (left_no_change && top_no_change) |
7556890b RS |
1026 | && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos |
1027 | && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos)) | |
f10f0b79 | 1028 | { |
e1d962d7 RS |
1029 | int leftpos = 0; |
1030 | int toppos = 0; | |
f10f0b79 RS |
1031 | |
1032 | /* Record the signs. */ | |
7556890b | 1033 | f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative); |
e1d962d7 | 1034 | if (EQ (left, Qminus)) |
7556890b | 1035 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 RS |
1036 | else if (INTEGERP (left)) |
1037 | { | |
1038 | leftpos = XINT (left); | |
1039 | if (leftpos < 0) | |
7556890b | 1040 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1041 | } |
8e713be6 KR |
1042 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1043 | && CONSP (XCDR (left)) | |
1044 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1045 | { |
8e713be6 | 1046 | leftpos = - XINT (XCAR (XCDR (left))); |
7556890b | 1047 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1048 | } |
8e713be6 KR |
1049 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1050 | && CONSP (XCDR (left)) | |
1051 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1052 | { |
8e713be6 | 1053 | leftpos = XINT (XCAR (XCDR (left))); |
e1d962d7 RS |
1054 | } |
1055 | ||
1056 | if (EQ (top, Qminus)) | |
7556890b | 1057 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 RS |
1058 | else if (INTEGERP (top)) |
1059 | { | |
1060 | toppos = XINT (top); | |
1061 | if (toppos < 0) | |
7556890b | 1062 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1063 | } |
8e713be6 KR |
1064 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1065 | && CONSP (XCDR (top)) | |
1066 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1067 | { |
8e713be6 | 1068 | toppos = - XINT (XCAR (XCDR (top))); |
7556890b | 1069 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1070 | } |
8e713be6 KR |
1071 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1072 | && CONSP (XCDR (top)) | |
1073 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1074 | { |
8e713be6 | 1075 | toppos = XINT (XCAR (XCDR (top))); |
e1d962d7 RS |
1076 | } |
1077 | ||
1078 | ||
1079 | /* Store the numeric value of the position. */ | |
7556890b RS |
1080 | f->output_data.x->top_pos = toppos; |
1081 | f->output_data.x->left_pos = leftpos; | |
e1d962d7 | 1082 | |
7556890b | 1083 | f->output_data.x->win_gravity = NorthWestGravity; |
f10f0b79 RS |
1084 | |
1085 | /* Actually set that position, and convert to absolute. */ | |
f0e72e79 | 1086 | x_set_offset (f, leftpos, toppos, -1); |
f10f0b79 | 1087 | } |
a59e4f3d RS |
1088 | |
1089 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1090 | && ! (icon_left_no_change && icon_top_no_change)) | |
1091 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
f9942c9e | 1092 | } |
7589a1d9 RS |
1093 | |
1094 | UNGCPRO; | |
f9942c9e | 1095 | } |
01f1ba30 | 1096 | |
08a90d6a | 1097 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
1098 | These are the positions of the containing window manager window, |
1099 | not Emacs's own window. */ | |
1100 | ||
1101 | void | |
1102 | x_real_positions (f, xptr, yptr) | |
1103 | FRAME_PTR f; | |
1104 | int *xptr, *yptr; | |
1105 | { | |
08a90d6a | 1106 | int win_x, win_y; |
e9445337 RS |
1107 | Window child; |
1108 | ||
043835a3 RS |
1109 | /* This is pretty gross, but seems to be the easiest way out of |
1110 | the problem that arises when restarting window-managers. */ | |
1111 | ||
1112 | #ifdef USE_X_TOOLKIT | |
333b20bb GM |
1113 | Window outer = (f->output_data.x->widget |
1114 | ? XtWindow (f->output_data.x->widget) | |
1115 | : FRAME_X_WINDOW (f)); | |
043835a3 | 1116 | #else |
7556890b | 1117 | Window outer = f->output_data.x->window_desc; |
043835a3 RS |
1118 | #endif |
1119 | Window tmp_root_window; | |
1120 | Window *tmp_children; | |
4848ef23 | 1121 | unsigned int tmp_nchildren; |
043835a3 | 1122 | |
08a90d6a | 1123 | while (1) |
e9445337 | 1124 | { |
1dc6cfa6 | 1125 | int count = x_catch_errors (FRAME_X_DISPLAY (f)); |
8a07bba0 | 1126 | Window outer_window; |
ca7bac79 | 1127 | |
08a90d6a | 1128 | XQueryTree (FRAME_X_DISPLAY (f), outer, &tmp_root_window, |
7556890b | 1129 | &f->output_data.x->parent_desc, |
08a90d6a | 1130 | &tmp_children, &tmp_nchildren); |
72dc3bc7 | 1131 | XFree ((char *) tmp_children); |
08a90d6a RS |
1132 | |
1133 | win_x = win_y = 0; | |
1134 | ||
1135 | /* Find the position of the outside upper-left corner of | |
1136 | the inner window, with respect to the outer window. */ | |
7556890b | 1137 | if (f->output_data.x->parent_desc != FRAME_X_DISPLAY_INFO (f)->root_window) |
8a07bba0 RS |
1138 | outer_window = f->output_data.x->parent_desc; |
1139 | else | |
1140 | outer_window = outer; | |
08a90d6a | 1141 | |
8a07bba0 | 1142 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 1143 | |
8a07bba0 RS |
1144 | /* From-window, to-window. */ |
1145 | outer_window, | |
1146 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
e9445337 | 1147 | |
8a07bba0 RS |
1148 | /* From-position, to-position. */ |
1149 | 0, 0, &win_x, &win_y, | |
08a90d6a | 1150 | |
8a07bba0 RS |
1151 | /* Child of win. */ |
1152 | &child); | |
e9445337 | 1153 | |
08a90d6a RS |
1154 | /* It is possible for the window returned by the XQueryNotify |
1155 | to become invalid by the time we call XTranslateCoordinates. | |
1156 | That can happen when you restart some window managers. | |
1157 | If so, we get an error in XTranslateCoordinates. | |
1158 | Detect that and try the whole thing over. */ | |
c4ec904f | 1159 | if (! x_had_errors_p (FRAME_X_DISPLAY (f))) |
845e9d85 | 1160 | { |
1dc6cfa6 | 1161 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
845e9d85 RS |
1162 | break; |
1163 | } | |
ca7bac79 | 1164 | |
1dc6cfa6 | 1165 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
e9445337 | 1166 | } |
08a90d6a | 1167 | |
333b20bb GM |
1168 | *xptr = win_x; |
1169 | *yptr = win_y; | |
e9445337 RS |
1170 | } |
1171 | ||
f676886a | 1172 | /* Insert a description of internally-recorded parameters of frame X |
01f1ba30 JB |
1173 | into the parameter alist *ALISTPTR that is to be given to the user. |
1174 | Only parameters that are specific to the X window system | |
f676886a | 1175 | and whose values are not correctly recorded in the frame's |
01f1ba30 JB |
1176 | param_alist need to be considered here. */ |
1177 | ||
968b1234 | 1178 | void |
f676886a JB |
1179 | x_report_frame_params (f, alistptr) |
1180 | struct frame *f; | |
01f1ba30 JB |
1181 | Lisp_Object *alistptr; |
1182 | { | |
1183 | char buf[16]; | |
9b002b8d KH |
1184 | Lisp_Object tem; |
1185 | ||
1186 | /* Represent negative positions (off the top or left screen edge) | |
1187 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
7556890b RS |
1188 | XSETINT (tem, f->output_data.x->left_pos); |
1189 | if (f->output_data.x->left_pos >= 0) | |
9b002b8d KH |
1190 | store_in_alist (alistptr, Qleft, tem); |
1191 | else | |
1192 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1193 | ||
7556890b RS |
1194 | XSETINT (tem, f->output_data.x->top_pos); |
1195 | if (f->output_data.x->top_pos >= 0) | |
9b002b8d KH |
1196 | store_in_alist (alistptr, Qtop, tem); |
1197 | else | |
1198 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
01f1ba30 | 1199 | |
f9942c9e | 1200 | store_in_alist (alistptr, Qborder_width, |
7556890b | 1201 | make_number (f->output_data.x->border_width)); |
f9942c9e | 1202 | store_in_alist (alistptr, Qinternal_border_width, |
7556890b | 1203 | make_number (f->output_data.x->internal_border_width)); |
7c118b57 | 1204 | sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f)); |
f9942c9e | 1205 | store_in_alist (alistptr, Qwindow_id, |
01f1ba30 | 1206 | build_string (buf)); |
333b20bb GM |
1207 | #ifdef USE_X_TOOLKIT |
1208 | /* Tooltip frame may not have this widget. */ | |
1209 | if (f->output_data.x->widget) | |
1210 | #endif | |
1211 | sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f)); | |
2cbebefb RS |
1212 | store_in_alist (alistptr, Qouter_window_id, |
1213 | build_string (buf)); | |
f468da95 | 1214 | store_in_alist (alistptr, Qicon_name, f->icon_name); |
a8ccd803 | 1215 | FRAME_SAMPLE_VISIBILITY (f); |
d043f1a4 RS |
1216 | store_in_alist (alistptr, Qvisibility, |
1217 | (FRAME_VISIBLE_P (f) ? Qt | |
1218 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
34ae77b5 | 1219 | store_in_alist (alistptr, Qdisplay, |
8e713be6 | 1220 | XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element)); |
e4f79258 | 1221 | |
8c239ac3 RS |
1222 | if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window) |
1223 | tem = Qnil; | |
1224 | else | |
1225 | XSETFASTINT (tem, f->output_data.x->parent_desc); | |
1226 | store_in_alist (alistptr, Qparent_id, tem); | |
01f1ba30 JB |
1227 | } |
1228 | \f | |
82978295 | 1229 | |
d62c8769 GM |
1230 | |
1231 | /* Gamma-correct COLOR on frame F. */ | |
1232 | ||
1233 | void | |
1234 | gamma_correct (f, color) | |
1235 | struct frame *f; | |
1236 | XColor *color; | |
1237 | { | |
1238 | if (f->gamma) | |
1239 | { | |
1240 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1241 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1242 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1243 | } | |
1244 | } | |
1245 | ||
1246 | ||
7b746c38 GM |
1247 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
1248 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
1249 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
1250 | no color could be allocated. */ | |
e12d55b2 | 1251 | |
01f1ba30 | 1252 | int |
7b746c38 GM |
1253 | x_defined_color (f, color_name, color, alloc_p) |
1254 | struct frame *f; | |
1255 | char *color_name; | |
1256 | XColor *color; | |
1257 | int alloc_p; | |
01f1ba30 | 1258 | { |
7b746c38 GM |
1259 | int success_p; |
1260 | Display *dpy = FRAME_X_DISPLAY (f); | |
1261 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
1262 | |
1263 | BLOCK_INPUT; | |
7b746c38 GM |
1264 | success_p = XParseColor (dpy, cmap, color_name, color); |
1265 | if (success_p && alloc_p) | |
1266 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
1267 | UNBLOCK_INPUT; |
1268 | ||
7b746c38 | 1269 | return success_p; |
01f1ba30 JB |
1270 | } |
1271 | ||
9b2956e2 GM |
1272 | |
1273 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1274 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1275 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1276 | |
1277 | int | |
9b2956e2 | 1278 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1279 | FRAME_PTR f; |
9b2956e2 GM |
1280 | Lisp_Object color_name; |
1281 | int mono_color; | |
01f1ba30 | 1282 | { |
b9dc4443 | 1283 | XColor cdef; |
01f1ba30 | 1284 | |
9b2956e2 | 1285 | CHECK_STRING (color_name, 0); |
01f1ba30 | 1286 | |
9b2956e2 GM |
1287 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1288 | colormap, it makes freeing difficult, and it's probably not | |
1289 | an important optimization. */ | |
1290 | if (strcmp (XSTRING (color_name)->data, "black") == 0) | |
b9dc4443 | 1291 | return BLACK_PIX_DEFAULT (f); |
9b2956e2 | 1292 | else if (strcmp (XSTRING (color_name)->data, "white") == 0) |
b9dc4443 | 1293 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1294 | #endif |
01f1ba30 | 1295 | |
9b2956e2 | 1296 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1297 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1298 | return mono_color; |
01f1ba30 | 1299 | |
2d764c78 | 1300 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1301 | by looking for a near-miss. */ |
9b2956e2 | 1302 | if (x_defined_color (f, XSTRING (color_name)->data, &cdef, 1)) |
95626e11 RS |
1303 | return cdef.pixel; |
1304 | ||
8ec8a5ec GM |
1305 | return Fsignal (Qerror, Fcons (build_string ("Undefined color"), |
1306 | Fcons (color_name, Qnil))); | |
01f1ba30 | 1307 | } |
9b2956e2 GM |
1308 | |
1309 | ||
01f1ba30 | 1310 | \f |
563b67aa GM |
1311 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1312 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1313 | ||
1314 | static void | |
1315 | x_set_line_spacing (f, new_value, old_value) | |
1316 | struct frame *f; | |
1317 | Lisp_Object new_value, old_value; | |
1318 | { | |
1319 | if (NILP (new_value)) | |
1320 | f->extra_line_spacing = 0; | |
1321 | else if (NATNUMP (new_value)) | |
1322 | f->extra_line_spacing = XFASTINT (new_value); | |
1323 | else | |
1a948b17 | 1324 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
563b67aa GM |
1325 | Fcons (new_value, Qnil))); |
1326 | if (FRAME_VISIBLE_P (f)) | |
1327 | redraw_frame (f); | |
1328 | } | |
1329 | ||
1330 | ||
d62c8769 GM |
1331 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
1332 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1333 | ||
1334 | static void | |
1335 | x_set_screen_gamma (f, new_value, old_value) | |
1336 | struct frame *f; | |
1337 | Lisp_Object new_value, old_value; | |
1338 | { | |
1339 | if (NILP (new_value)) | |
1340 | f->gamma = 0; | |
1341 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1342 | /* The value 0.4545 is the normal viewing gamma. */ | |
1343 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1344 | else | |
1a948b17 | 1345 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
d62c8769 GM |
1346 | Fcons (new_value, Qnil))); |
1347 | ||
1348 | clear_face_cache (0); | |
1349 | } | |
1350 | ||
1351 | ||
f676886a | 1352 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1353 | to set individual parameters. |
1354 | ||
fe24a618 | 1355 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1356 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1357 | In that case, just record the parameter's new value |
1358 | in the standard place; do not attempt to change the window. */ | |
1359 | ||
1360 | void | |
f676886a JB |
1361 | x_set_foreground_color (f, arg, oldval) |
1362 | struct frame *f; | |
01f1ba30 JB |
1363 | Lisp_Object arg, oldval; |
1364 | { | |
a76206dc | 1365 | unsigned long pixel |
b9dc4443 | 1366 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
a76206dc | 1367 | |
51a1d2d8 | 1368 | unload_color (f, f->output_data.x->foreground_pixel); |
a76206dc RS |
1369 | f->output_data.x->foreground_pixel = pixel; |
1370 | ||
fe24a618 | 1371 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1372 | { |
01f1ba30 | 1373 | BLOCK_INPUT; |
7556890b RS |
1374 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1375 | f->output_data.x->foreground_pixel); | |
1376 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1377 | f->output_data.x->foreground_pixel); | |
01f1ba30 | 1378 | UNBLOCK_INPUT; |
05c8abbe | 1379 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
179956b9 | 1380 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1381 | redraw_frame (f); |
01f1ba30 JB |
1382 | } |
1383 | } | |
1384 | ||
1385 | void | |
f676886a JB |
1386 | x_set_background_color (f, arg, oldval) |
1387 | struct frame *f; | |
01f1ba30 JB |
1388 | Lisp_Object arg, oldval; |
1389 | { | |
a76206dc | 1390 | unsigned long pixel |
b9dc4443 | 1391 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
01f1ba30 | 1392 | |
51a1d2d8 | 1393 | unload_color (f, f->output_data.x->background_pixel); |
a76206dc RS |
1394 | f->output_data.x->background_pixel = pixel; |
1395 | ||
fe24a618 | 1396 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1397 | { |
1398 | BLOCK_INPUT; | |
b9dc4443 | 1399 | /* The main frame area. */ |
7556890b RS |
1400 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1401 | f->output_data.x->background_pixel); | |
1402 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1403 | f->output_data.x->background_pixel); | |
1404 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
1405 | f->output_data.x->background_pixel); | |
b9dc4443 | 1406 | XSetWindowBackground (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 1407 | f->output_data.x->background_pixel); |
d8acee5f KH |
1408 | { |
1409 | Lisp_Object bar; | |
1410 | for (bar = FRAME_SCROLL_BARS (f); !NILP (bar); | |
1411 | bar = XSCROLL_BAR (bar)->next) | |
b9dc4443 | 1412 | XSetWindowBackground (FRAME_X_DISPLAY (f), |
d8acee5f | 1413 | SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)), |
7556890b | 1414 | f->output_data.x->background_pixel); |
d8acee5f | 1415 | } |
01f1ba30 JB |
1416 | UNBLOCK_INPUT; |
1417 | ||
05c8abbe | 1418 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1419 | |
179956b9 | 1420 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1421 | redraw_frame (f); |
01f1ba30 JB |
1422 | } |
1423 | } | |
1424 | ||
1425 | void | |
f676886a JB |
1426 | x_set_mouse_color (f, arg, oldval) |
1427 | struct frame *f; | |
01f1ba30 JB |
1428 | Lisp_Object arg, oldval; |
1429 | { | |
95f80c78 | 1430 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
333b20bb | 1431 | Cursor busy_cursor; |
1dc6cfa6 | 1432 | int count; |
51a1d2d8 KH |
1433 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1434 | unsigned long mask_color = f->output_data.x->background_pixel; | |
a76206dc | 1435 | |
51a1d2d8 | 1436 | /* Don't let pointers be invisible. */ |
a76206dc RS |
1437 | if (mask_color == pixel |
1438 | && mask_color == f->output_data.x->background_pixel) | |
1439 | pixel = f->output_data.x->foreground_pixel; | |
1440 | ||
51a1d2d8 | 1441 | unload_color (f, f->output_data.x->mouse_pixel); |
a76206dc | 1442 | f->output_data.x->mouse_pixel = pixel; |
01f1ba30 JB |
1443 | |
1444 | BLOCK_INPUT; | |
fe24a618 | 1445 | |
eb8c3be9 | 1446 | /* It's not okay to crash if the user selects a screwy cursor. */ |
1dc6cfa6 | 1447 | count = x_catch_errors (FRAME_X_DISPLAY (f)); |
fe24a618 | 1448 | |
01f1ba30 JB |
1449 | if (!EQ (Qnil, Vx_pointer_shape)) |
1450 | { | |
1451 | CHECK_NUMBER (Vx_pointer_shape, 0); | |
b9dc4443 | 1452 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1453 | } |
1454 | else | |
b9dc4443 | 1455 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1456 | x_check_errors (FRAME_X_DISPLAY (f), "bad text pointer cursor: %s"); |
01f1ba30 JB |
1457 | |
1458 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
1459 | { | |
1460 | CHECK_NUMBER (Vx_nontext_pointer_shape, 0); | |
b9dc4443 | 1461 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
01f1ba30 JB |
1462 | XINT (Vx_nontext_pointer_shape)); |
1463 | } | |
1464 | else | |
b9dc4443 | 1465 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_left_ptr); |
c4ec904f | 1466 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); |
01f1ba30 | 1467 | |
333b20bb GM |
1468 | if (!EQ (Qnil, Vx_busy_pointer_shape)) |
1469 | { | |
1470 | CHECK_NUMBER (Vx_busy_pointer_shape, 0); | |
1471 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
1472 | XINT (Vx_busy_pointer_shape)); | |
1473 | } | |
1474 | else | |
1475 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_watch); | |
1476 | x_check_errors (FRAME_X_DISPLAY (f), "bad busy pointer cursor: %s"); | |
1477 | ||
1478 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
01f1ba30 JB |
1479 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
1480 | { | |
1481 | CHECK_NUMBER (Vx_mode_pointer_shape, 0); | |
b9dc4443 RS |
1482 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
1483 | XINT (Vx_mode_pointer_shape)); | |
01f1ba30 JB |
1484 | } |
1485 | else | |
b9dc4443 | 1486 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1487 | x_check_errors (FRAME_X_DISPLAY (f), "bad modeline pointer cursor: %s"); |
95f80c78 | 1488 | |
ca0ecbf5 | 1489 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1490 | { |
ca0ecbf5 RS |
1491 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape, 0); |
1492 | cross_cursor | |
b9dc4443 | 1493 | = XCreateFontCursor (FRAME_X_DISPLAY (f), |
ca0ecbf5 | 1494 | XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1495 | } |
1496 | else | |
b9dc4443 | 1497 | cross_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_crosshair); |
01f1ba30 | 1498 | |
fe24a618 | 1499 | /* Check and report errors with the above calls. */ |
c4ec904f | 1500 | x_check_errors (FRAME_X_DISPLAY (f), "can't set cursor shape: %s"); |
1dc6cfa6 | 1501 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
fe24a618 | 1502 | |
01f1ba30 JB |
1503 | { |
1504 | XColor fore_color, back_color; | |
1505 | ||
7556890b | 1506 | fore_color.pixel = f->output_data.x->mouse_pixel; |
01f1ba30 | 1507 | back_color.pixel = mask_color; |
9b2956e2 | 1508 | XQueryColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), |
01f1ba30 | 1509 | &fore_color); |
9b2956e2 | 1510 | XQueryColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), |
01f1ba30 | 1511 | &back_color); |
b9dc4443 | 1512 | XRecolorCursor (FRAME_X_DISPLAY (f), cursor, |
01f1ba30 | 1513 | &fore_color, &back_color); |
b9dc4443 | 1514 | XRecolorCursor (FRAME_X_DISPLAY (f), nontext_cursor, |
01f1ba30 | 1515 | &fore_color, &back_color); |
b9dc4443 | 1516 | XRecolorCursor (FRAME_X_DISPLAY (f), mode_cursor, |
01f1ba30 | 1517 | &fore_color, &back_color); |
b9dc4443 | 1518 | XRecolorCursor (FRAME_X_DISPLAY (f), cross_cursor, |
95f80c78 | 1519 | &fore_color, &back_color); |
333b20bb GM |
1520 | XRecolorCursor (FRAME_X_DISPLAY (f), busy_cursor, |
1521 | &fore_color, &back_color); | |
01f1ba30 | 1522 | } |
01f1ba30 | 1523 | |
fe24a618 | 1524 | if (FRAME_X_WINDOW (f) != 0) |
333b20bb | 1525 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), cursor); |
01f1ba30 | 1526 | |
7556890b RS |
1527 | if (cursor != f->output_data.x->text_cursor && f->output_data.x->text_cursor != 0) |
1528 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->text_cursor); | |
1529 | f->output_data.x->text_cursor = cursor; | |
3457bc6e | 1530 | |
7556890b RS |
1531 | if (nontext_cursor != f->output_data.x->nontext_cursor |
1532 | && f->output_data.x->nontext_cursor != 0) | |
1533 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->nontext_cursor); | |
1534 | f->output_data.x->nontext_cursor = nontext_cursor; | |
f676886a | 1535 | |
333b20bb GM |
1536 | if (busy_cursor != f->output_data.x->busy_cursor |
1537 | && f->output_data.x->busy_cursor != 0) | |
1538 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->busy_cursor); | |
1539 | f->output_data.x->busy_cursor = busy_cursor; | |
1540 | ||
7556890b RS |
1541 | if (mode_cursor != f->output_data.x->modeline_cursor |
1542 | && f->output_data.x->modeline_cursor != 0) | |
1543 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->modeline_cursor); | |
1544 | f->output_data.x->modeline_cursor = mode_cursor; | |
333b20bb | 1545 | |
7556890b RS |
1546 | if (cross_cursor != f->output_data.x->cross_cursor |
1547 | && f->output_data.x->cross_cursor != 0) | |
1548 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->cross_cursor); | |
1549 | f->output_data.x->cross_cursor = cross_cursor; | |
01f1ba30 | 1550 | |
b9dc4443 | 1551 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 | 1552 | UNBLOCK_INPUT; |
05c8abbe GM |
1553 | |
1554 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1555 | } |
1556 | ||
1557 | void | |
f676886a JB |
1558 | x_set_cursor_color (f, arg, oldval) |
1559 | struct frame *f; | |
01f1ba30 JB |
1560 | Lisp_Object arg, oldval; |
1561 | { | |
a76206dc | 1562 | unsigned long fore_pixel, pixel; |
10168ebb | 1563 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
01f1ba30 | 1564 | |
10168ebb GM |
1565 | if (!NILP (Vx_cursor_fore_pixel)) |
1566 | { | |
1567 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1568 | WHITE_PIX_DEFAULT (f)); | |
1569 | fore_pixel_allocated_p = 1; | |
1570 | } | |
01f1ba30 | 1571 | else |
7556890b | 1572 | fore_pixel = f->output_data.x->background_pixel; |
10168ebb | 1573 | |
a76206dc | 1574 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1575 | pixel_allocated_p = 1; |
a76206dc | 1576 | |
f9942c9e | 1577 | /* Make sure that the cursor color differs from the background color. */ |
a76206dc | 1578 | if (pixel == f->output_data.x->background_pixel) |
01f1ba30 | 1579 | { |
10168ebb GM |
1580 | if (pixel_allocated_p) |
1581 | { | |
1582 | x_free_colors (f, &pixel, 1); | |
1583 | pixel_allocated_p = 0; | |
1584 | } | |
1585 | ||
a76206dc RS |
1586 | pixel = f->output_data.x->mouse_pixel; |
1587 | if (pixel == fore_pixel) | |
10168ebb GM |
1588 | { |
1589 | if (fore_pixel_allocated_p) | |
1590 | { | |
1591 | x_free_colors (f, &fore_pixel, 1); | |
1592 | fore_pixel_allocated_p = 0; | |
1593 | } | |
1594 | fore_pixel = f->output_data.x->background_pixel; | |
1595 | } | |
01f1ba30 | 1596 | } |
a76206dc | 1597 | |
51a1d2d8 | 1598 | unload_color (f, f->output_data.x->cursor_foreground_pixel); |
10168ebb GM |
1599 | if (!fore_pixel_allocated_p) |
1600 | fore_pixel = x_copy_color (f, fore_pixel); | |
7556890b | 1601 | f->output_data.x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1602 | |
51a1d2d8 | 1603 | unload_color (f, f->output_data.x->cursor_pixel); |
10168ebb GM |
1604 | if (!pixel_allocated_p) |
1605 | pixel = x_copy_color (f, pixel); | |
a76206dc RS |
1606 | f->output_data.x->cursor_pixel = pixel; |
1607 | ||
fe24a618 | 1608 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1609 | { |
01f1ba30 | 1610 | BLOCK_INPUT; |
7556890b RS |
1611 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, |
1612 | f->output_data.x->cursor_pixel); | |
1613 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
01f1ba30 JB |
1614 | fore_pixel); |
1615 | UNBLOCK_INPUT; | |
01f1ba30 | 1616 | |
179956b9 | 1617 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1618 | { |
cedadcfa RS |
1619 | x_update_cursor (f, 0); |
1620 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1621 | } |
1622 | } | |
05c8abbe GM |
1623 | |
1624 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1625 | } |
943b580d | 1626 | \f |
f676886a | 1627 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1628 | ARG can be a string naming a color. |
1629 | The border-color is used for the border that is drawn by the X server. | |
1630 | Note that this does not fully take effect if done before | |
f676886a | 1631 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1632 | |
1633 | Note: this is done in two routines because of the way X10 works. | |
1634 | ||
1635 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1636 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1637 | |
1638 | void | |
f676886a JB |
1639 | x_set_border_color (f, arg, oldval) |
1640 | struct frame *f; | |
01f1ba30 JB |
1641 | Lisp_Object arg, oldval; |
1642 | { | |
01f1ba30 JB |
1643 | int pix; |
1644 | ||
1645 | CHECK_STRING (arg, 0); | |
b9dc4443 | 1646 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1647 | x_set_border_pixel (f, pix); |
05c8abbe | 1648 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1649 | } |
1650 | ||
f676886a | 1651 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1652 | Note that this does not fully take effect if done before |
f676886a | 1653 | F has an x-window. */ |
01f1ba30 | 1654 | |
968b1234 | 1655 | void |
f676886a JB |
1656 | x_set_border_pixel (f, pix) |
1657 | struct frame *f; | |
01f1ba30 JB |
1658 | int pix; |
1659 | { | |
a76206dc | 1660 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1661 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1662 | |
7556890b | 1663 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1664 | { |
01f1ba30 | 1665 | BLOCK_INPUT; |
b9dc4443 | 1666 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1667 | (unsigned long)pix); |
01f1ba30 JB |
1668 | UNBLOCK_INPUT; |
1669 | ||
179956b9 | 1670 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1671 | redraw_frame (f); |
01f1ba30 JB |
1672 | } |
1673 | } | |
1674 | ||
0d1469d6 GM |
1675 | |
1676 | /* Value is the internal representation of the specified cursor type | |
1677 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
1678 | of the bar cursor. */ | |
1679 | ||
1680 | enum text_cursor_kinds | |
1681 | x_specified_cursor_type (arg, width) | |
1682 | Lisp_Object arg; | |
1683 | int *width; | |
dbc4e1c1 | 1684 | { |
0d1469d6 GM |
1685 | enum text_cursor_kinds type; |
1686 | ||
dbc4e1c1 | 1687 | if (EQ (arg, Qbar)) |
c3211206 | 1688 | { |
0d1469d6 GM |
1689 | type = BAR_CURSOR; |
1690 | *width = 2; | |
c3211206 | 1691 | } |
08ac8554 GM |
1692 | else if (CONSP (arg) |
1693 | && EQ (XCAR (arg), Qbar) | |
1694 | && INTEGERP (XCDR (arg)) | |
1695 | && XINT (XCDR (arg)) >= 0) | |
c3211206 | 1696 | { |
0d1469d6 GM |
1697 | type = BAR_CURSOR; |
1698 | *width = XINT (XCDR (arg)); | |
c3211206 | 1699 | } |
08ac8554 | 1700 | else if (NILP (arg)) |
0d1469d6 | 1701 | type = NO_CURSOR; |
dbc4e1c1 | 1702 | else |
c3211206 RS |
1703 | /* Treat anything unknown as "box cursor". |
1704 | It was bad to signal an error; people have trouble fixing | |
1705 | .Xdefaults with Emacs, when it has something bad in it. */ | |
0d1469d6 GM |
1706 | type = FILLED_BOX_CURSOR; |
1707 | ||
1708 | return type; | |
1709 | } | |
1710 | ||
1711 | void | |
1712 | x_set_cursor_type (f, arg, oldval) | |
1713 | FRAME_PTR f; | |
1714 | Lisp_Object arg, oldval; | |
1715 | { | |
1716 | int width; | |
1717 | ||
1718 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
1719 | f->output_data.x->cursor_width = width; | |
dbc4e1c1 JB |
1720 | |
1721 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
1722 | often do people change cursor types? */ | |
1723 | update_mode_lines++; | |
1724 | } | |
943b580d | 1725 | \f |
01f1ba30 | 1726 | void |
f676886a JB |
1727 | x_set_icon_type (f, arg, oldval) |
1728 | struct frame *f; | |
01f1ba30 JB |
1729 | Lisp_Object arg, oldval; |
1730 | { | |
01f1ba30 JB |
1731 | int result; |
1732 | ||
203c1d73 RS |
1733 | if (STRINGP (arg)) |
1734 | { | |
1735 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1736 | return; | |
1737 | } | |
1738 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1739 | return; |
1740 | ||
1741 | BLOCK_INPUT; | |
265a9e55 | 1742 | if (NILP (arg)) |
80534dd6 | 1743 | result = x_text_icon (f, |
f468da95 RS |
1744 | (char *) XSTRING ((!NILP (f->icon_name) |
1745 | ? f->icon_name | |
80534dd6 | 1746 | : f->name))->data); |
f1c7b5a6 RS |
1747 | else |
1748 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1749 | |
1750 | if (result) | |
1751 | { | |
01f1ba30 | 1752 | UNBLOCK_INPUT; |
0fb53770 | 1753 | error ("No icon window available"); |
01f1ba30 JB |
1754 | } |
1755 | ||
b9dc4443 | 1756 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1757 | UNBLOCK_INPUT; |
1758 | } | |
1759 | ||
f1c7b5a6 | 1760 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1761 | |
f1c7b5a6 | 1762 | Lisp_Object |
0fb53770 RS |
1763 | x_icon_type (f) |
1764 | FRAME_PTR f; | |
1765 | { | |
1766 | Lisp_Object tem; | |
1767 | ||
1768 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1769 | if (CONSP (tem)) |
8e713be6 | 1770 | return XCDR (tem); |
f1c7b5a6 RS |
1771 | else |
1772 | return Qnil; | |
0fb53770 RS |
1773 | } |
1774 | ||
80534dd6 KH |
1775 | void |
1776 | x_set_icon_name (f, arg, oldval) | |
1777 | struct frame *f; | |
1778 | Lisp_Object arg, oldval; | |
1779 | { | |
80534dd6 KH |
1780 | int result; |
1781 | ||
1782 | if (STRINGP (arg)) | |
1783 | { | |
1784 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1785 | return; | |
1786 | } | |
1787 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1788 | return; | |
1789 | ||
f468da95 | 1790 | f->icon_name = arg; |
80534dd6 | 1791 | |
7556890b | 1792 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1793 | return; |
1794 | ||
1795 | BLOCK_INPUT; | |
1796 | ||
1797 | result = x_text_icon (f, | |
f468da95 RS |
1798 | (char *) XSTRING ((!NILP (f->icon_name) |
1799 | ? f->icon_name | |
943b580d RS |
1800 | : !NILP (f->title) |
1801 | ? f->title | |
80534dd6 KH |
1802 | : f->name))->data); |
1803 | ||
1804 | if (result) | |
1805 | { | |
1806 | UNBLOCK_INPUT; | |
1807 | error ("No icon window available"); | |
1808 | } | |
1809 | ||
80534dd6 KH |
1810 | XFlush (FRAME_X_DISPLAY (f)); |
1811 | UNBLOCK_INPUT; | |
1812 | } | |
943b580d | 1813 | \f |
01f1ba30 | 1814 | void |
f676886a JB |
1815 | x_set_font (f, arg, oldval) |
1816 | struct frame *f; | |
01f1ba30 JB |
1817 | Lisp_Object arg, oldval; |
1818 | { | |
ea96210c | 1819 | Lisp_Object result; |
942ea06d | 1820 | Lisp_Object fontset_name; |
a367641f | 1821 | Lisp_Object frame; |
01f1ba30 JB |
1822 | |
1823 | CHECK_STRING (arg, 1); | |
01f1ba30 | 1824 | |
49965a29 | 1825 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1826 | |
01f1ba30 | 1827 | BLOCK_INPUT; |
942ea06d KH |
1828 | result = (STRINGP (fontset_name) |
1829 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1830 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1831 | UNBLOCK_INPUT; |
1832 | ||
ea96210c | 1833 | if (EQ (result, Qnil)) |
1c59f5df | 1834 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 1835 | else if (EQ (result, Qt)) |
26e18ed9 | 1836 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
1837 | else if (STRINGP (result)) |
1838 | { | |
ea96210c | 1839 | store_frame_param (f, Qfont, result); |
333b20bb | 1840 | recompute_basic_faces (f); |
ea96210c JB |
1841 | } |
1842 | else | |
1843 | abort (); | |
a367641f | 1844 | |
8938a4fb | 1845 | do_pending_window_change (0); |
95aa0336 | 1846 | |
333b20bb GM |
1847 | /* Don't call `face-set-after-frame-default' when faces haven't been |
1848 | initialized yet. This is the case when called from | |
1849 | Fx_create_frame. In that case, the X widget or window doesn't | |
1850 | exist either, and we can end up in x_report_frame_params with a | |
1851 | null widget which gives a segfault. */ | |
1852 | if (FRAME_FACE_CACHE (f)) | |
1853 | { | |
1854 | XSETFRAME (frame, f); | |
1855 | call1 (Qface_set_after_frame_default, frame); | |
1856 | } | |
01f1ba30 JB |
1857 | } |
1858 | ||
1859 | void | |
f676886a JB |
1860 | x_set_border_width (f, arg, oldval) |
1861 | struct frame *f; | |
01f1ba30 JB |
1862 | Lisp_Object arg, oldval; |
1863 | { | |
1864 | CHECK_NUMBER (arg, 0); | |
1865 | ||
7556890b | 1866 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
1867 | return; |
1868 | ||
fe24a618 | 1869 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1870 | error ("Cannot change the border width of a window"); |
1871 | ||
7556890b | 1872 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
1873 | } |
1874 | ||
1875 | void | |
f676886a JB |
1876 | x_set_internal_border_width (f, arg, oldval) |
1877 | struct frame *f; | |
01f1ba30 JB |
1878 | Lisp_Object arg, oldval; |
1879 | { | |
7556890b | 1880 | int old = f->output_data.x->internal_border_width; |
01f1ba30 JB |
1881 | |
1882 | CHECK_NUMBER (arg, 0); | |
7556890b RS |
1883 | f->output_data.x->internal_border_width = XINT (arg); |
1884 | if (f->output_data.x->internal_border_width < 0) | |
1885 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 1886 | |
d3b06468 | 1887 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 1888 | if (f->output_data.x->edit_widget) |
968b1234 | 1889 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 1890 | #endif |
2a8a07d4 | 1891 | |
7556890b | 1892 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
1893 | return; |
1894 | ||
fe24a618 | 1895 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1896 | { |
363f7e15 | 1897 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 1898 | SET_FRAME_GARBAGED (f); |
8938a4fb | 1899 | do_pending_window_change (0); |
01f1ba30 JB |
1900 | } |
1901 | } | |
1902 | ||
d043f1a4 RS |
1903 | void |
1904 | x_set_visibility (f, value, oldval) | |
1905 | struct frame *f; | |
1906 | Lisp_Object value, oldval; | |
1907 | { | |
1908 | Lisp_Object frame; | |
191ed777 | 1909 | XSETFRAME (frame, f); |
d043f1a4 RS |
1910 | |
1911 | if (NILP (value)) | |
363f7e15 | 1912 | Fmake_frame_invisible (frame, Qt); |
49795535 | 1913 | else if (EQ (value, Qicon)) |
d043f1a4 | 1914 | Ficonify_frame (frame); |
49795535 JB |
1915 | else |
1916 | Fmake_frame_visible (frame); | |
d043f1a4 | 1917 | } |
943b580d | 1918 | \f |
d043f1a4 RS |
1919 | static void |
1920 | x_set_menu_bar_lines_1 (window, n) | |
1921 | Lisp_Object window; | |
1922 | int n; | |
1923 | { | |
47c0f58b | 1924 | struct window *w = XWINDOW (window); |
d043f1a4 | 1925 | |
e33f7330 KH |
1926 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
1927 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 1928 | |
4336c705 GM |
1929 | if (INTEGERP (w->orig_top)) |
1930 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
1931 | if (INTEGERP (w->orig_height)) | |
1932 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
1933 | ||
47c0f58b RS |
1934 | /* Handle just the top child in a vertical split. */ |
1935 | if (!NILP (w->vchild)) | |
1936 | x_set_menu_bar_lines_1 (w->vchild, n); | |
d043f1a4 | 1937 | |
47c0f58b RS |
1938 | /* Adjust all children in a horizontal split. */ |
1939 | for (window = w->hchild; !NILP (window); window = w->next) | |
1940 | { | |
1941 | w = XWINDOW (window); | |
1942 | x_set_menu_bar_lines_1 (window, n); | |
d043f1a4 RS |
1943 | } |
1944 | } | |
1945 | ||
1946 | void | |
1947 | x_set_menu_bar_lines (f, value, oldval) | |
1948 | struct frame *f; | |
1949 | Lisp_Object value, oldval; | |
1950 | { | |
1951 | int nlines; | |
b6d7acec | 1952 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 1953 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 1954 | #endif |
d043f1a4 | 1955 | |
f64ba6ea JB |
1956 | /* Right now, menu bars don't work properly in minibuf-only frames; |
1957 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 1958 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 1959 | in or split the minibuffer window. */ |
519066d2 | 1960 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
1961 | return; |
1962 | ||
6a5e54e2 | 1963 | if (INTEGERP (value)) |
d043f1a4 RS |
1964 | nlines = XINT (value); |
1965 | else | |
1966 | nlines = 0; | |
1967 | ||
3d09b6be RS |
1968 | /* Make sure we redisplay all windows in this frame. */ |
1969 | windows_or_buffers_changed++; | |
1970 | ||
9ef48a9d RS |
1971 | #ifdef USE_X_TOOLKIT |
1972 | FRAME_MENU_BAR_LINES (f) = 0; | |
1973 | if (nlines) | |
0d8ef3f4 RS |
1974 | { |
1975 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 1976 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
1977 | /* Make sure next redisplay shows the menu bar. */ |
1978 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1979 | } | |
9ef48a9d RS |
1980 | else |
1981 | { | |
6bc20398 FP |
1982 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
1983 | free_frame_menubar (f); | |
9ef48a9d | 1984 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
1985 | if (FRAME_X_P (f)) |
1986 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
1987 | } |
1988 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 RS |
1989 | FRAME_MENU_BAR_LINES (f) = nlines; |
1990 | x_set_menu_bar_lines_1 (f->root_window, nlines - olines); | |
9ef48a9d | 1991 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
1992 | adjust_glyphs (f); |
1993 | } | |
1994 | ||
1995 | ||
1996 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
1997 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
1998 | is the old number of tool bar lines. This function changes the | |
1999 | height of all windows on frame F to match the new tool bar height. | |
2000 | The frame's height doesn't change. */ | |
2001 | ||
2002 | void | |
9ea173e8 | 2003 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
2004 | struct frame *f; |
2005 | Lisp_Object value, oldval; | |
2006 | { | |
2007 | int delta, nlines; | |
2008 | ||
2009 | /* Use VALUE only if an integer >= 0. */ | |
2010 | if (INTEGERP (value) && XINT (value) >= 0) | |
2011 | nlines = XFASTINT (value); | |
2012 | else | |
2013 | nlines = 0; | |
2014 | ||
2015 | /* Make sure we redisplay all windows in this frame. */ | |
2016 | ++windows_or_buffers_changed; | |
2017 | ||
9ea173e8 GM |
2018 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
2019 | FRAME_TOOL_BAR_LINES (f) = nlines; | |
333b20bb GM |
2020 | x_set_menu_bar_lines_1 (FRAME_ROOT_WINDOW (f), delta); |
2021 | adjust_glyphs (f); | |
2022 | } | |
2023 | ||
2024 | ||
2025 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2026 | VALUE should be a string, a color name. If it isn't a string or | |
2027 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2028 | the frame parameter. */ | |
2029 | ||
2030 | void | |
2031 | x_set_scroll_bar_foreground (f, value, oldval) | |
2032 | struct frame *f; | |
2033 | Lisp_Object value, oldval; | |
2034 | { | |
2035 | unsigned long pixel; | |
2036 | ||
2037 | if (STRINGP (value)) | |
2038 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2039 | else | |
2040 | pixel = -1; | |
2041 | ||
2042 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2043 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2044 | ||
2045 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2046 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2047 | { | |
2048 | /* Remove all scroll bars because they have wrong colors. */ | |
2049 | if (condemn_scroll_bars_hook) | |
2050 | (*condemn_scroll_bars_hook) (f); | |
2051 | if (judge_scroll_bars_hook) | |
2052 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2053 | |
2054 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2055 | redraw_frame (f); |
2056 | } | |
2057 | } | |
2058 | ||
2059 | ||
2060 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2061 | should be a string, a color name. If it isn't a string or isn't a | |
2062 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2063 | parameter. */ | |
2064 | ||
2065 | void | |
2066 | x_set_scroll_bar_background (f, value, oldval) | |
2067 | struct frame *f; | |
2068 | Lisp_Object value, oldval; | |
2069 | { | |
2070 | unsigned long pixel; | |
2071 | ||
2072 | if (STRINGP (value)) | |
2073 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2074 | else | |
2075 | pixel = -1; | |
2076 | ||
2077 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2078 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2079 | ||
2080 | f->output_data.x->scroll_bar_background_pixel = pixel; | |
2081 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2082 | { | |
2083 | /* Remove all scroll bars because they have wrong colors. */ | |
2084 | if (condemn_scroll_bars_hook) | |
2085 | (*condemn_scroll_bars_hook) (f); | |
2086 | if (judge_scroll_bars_hook) | |
2087 | (*judge_scroll_bars_hook) (f); | |
2088 | ||
05c8abbe | 2089 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2090 | redraw_frame (f); |
2091 | } | |
d043f1a4 | 2092 | } |
333b20bb | 2093 | |
943b580d | 2094 | \f |
3a258507 | 2095 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
2096 | XICCC (X Inter Client Communication Conventions). |
2097 | ||
2098 | If STRING contains only ASCII characters, do no conversion and | |
2099 | return the string data of STRING. Otherwise, encode the text by | |
2100 | CODING_SYSTEM, and return a newly allocated memory area which | |
2101 | should be freed by `xfree' by a caller. | |
2102 | ||
2103 | Store the byte length of resulting text in *TEXT_BYTES. | |
2104 | ||
d60660d6 | 2105 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 2106 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 2107 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
2108 | the result should be `COMPOUND_TEXT'. */ |
2109 | ||
2110 | unsigned char * | |
d60660d6 | 2111 | x_encode_text (string, coding_system, text_bytes, stringp) |
96db09e4 | 2112 | Lisp_Object string, coding_system; |
d60660d6 | 2113 | int *text_bytes, *stringp; |
96db09e4 KH |
2114 | { |
2115 | unsigned char *str = XSTRING (string)->data; | |
2116 | int chars = XSTRING (string)->size; | |
2117 | int bytes = STRING_BYTES (XSTRING (string)); | |
2118 | int charset_info; | |
2119 | int bufsize; | |
2120 | unsigned char *buf; | |
2121 | struct coding_system coding; | |
2122 | ||
2123 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
2124 | if (charset_info == 0) | |
2125 | { | |
2126 | /* No multibyte character in OBJ. We need not encode it. */ | |
2127 | *text_bytes = bytes; | |
d60660d6 | 2128 | *stringp = 1; |
96db09e4 KH |
2129 | return str; |
2130 | } | |
2131 | ||
2132 | setup_coding_system (coding_system, &coding); | |
2133 | coding.src_multibyte = 1; | |
2134 | coding.dst_multibyte = 0; | |
2135 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
2136 | if (coding.type == coding_type_iso2022) |
2137 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
96db09e4 KH |
2138 | bufsize = encoding_buffer_size (&coding, bytes); |
2139 | buf = (unsigned char *) xmalloc (bufsize); | |
2140 | encode_coding (&coding, str, buf, bytes, bufsize); | |
2141 | *text_bytes = coding.produced; | |
d60660d6 | 2142 | *stringp = (charset_info == 1 || !EQ (coding_system, Qcompound_text)); |
96db09e4 KH |
2143 | return buf; |
2144 | } | |
2145 | ||
2146 | \f | |
75f9d625 | 2147 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2148 | x_id_name. |
2149 | ||
2150 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2151 | name; if NAME is a string, set F's name to NAME and set |
2152 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2153 | |
2154 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2155 | suggesting a new name, which lisp code should override; if | |
2156 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2157 | ||
2158 | void | |
2159 | x_set_name (f, name, explicit) | |
2160 | struct frame *f; | |
2161 | Lisp_Object name; | |
2162 | int explicit; | |
2163 | { | |
2164 | /* Make sure that requests from lisp code override requests from | |
2165 | Emacs redisplay code. */ | |
2166 | if (explicit) | |
2167 | { | |
2168 | /* If we're switching from explicit to implicit, we had better | |
2169 | update the mode lines and thereby update the title. */ | |
2170 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2171 | update_mode_lines = 1; |
f945b920 JB |
2172 | |
2173 | f->explicit_name = ! NILP (name); | |
2174 | } | |
2175 | else if (f->explicit_name) | |
2176 | return; | |
2177 | ||
2178 | /* If NAME is nil, set the name to the x_id_name. */ | |
2179 | if (NILP (name)) | |
f10f0b79 RS |
2180 | { |
2181 | /* Check for no change needed in this very common case | |
2182 | before we do any consing. */ | |
08a90d6a RS |
2183 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2184 | XSTRING (f->name)->data)) | |
f10f0b79 | 2185 | return; |
08a90d6a | 2186 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2187 | } |
62265f1c | 2188 | else |
f945b920 | 2189 | CHECK_STRING (name, 0); |
01f1ba30 | 2190 | |
f945b920 JB |
2191 | /* Don't change the name if it's already NAME. */ |
2192 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2193 | return; |
2194 | ||
943b580d RS |
2195 | f->name = name; |
2196 | ||
2197 | /* For setting the frame title, the title parameter should override | |
2198 | the name parameter. */ | |
2199 | if (! NILP (f->title)) | |
2200 | name = f->title; | |
2201 | ||
fe24a618 | 2202 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2203 | { |
01f1ba30 | 2204 | BLOCK_INPUT; |
fe24a618 JB |
2205 | #ifdef HAVE_X11R4 |
2206 | { | |
80534dd6 | 2207 | XTextProperty text, icon; |
d60660d6 | 2208 | int bytes, stringp; |
11270583 | 2209 | Lisp_Object coding_system; |
80534dd6 | 2210 | |
11270583 KH |
2211 | coding_system = Vlocale_coding_system; |
2212 | if (NILP (coding_system)) | |
2213 | coding_system = Qcompound_text; | |
2214 | text.value = x_encode_text (name, coding_system, &bytes, &stringp); | |
d60660d6 | 2215 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2216 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 2217 | text.format = 8; |
96db09e4 | 2218 | text.nitems = bytes; |
80534dd6 | 2219 | |
96db09e4 KH |
2220 | if (NILP (f->icon_name)) |
2221 | { | |
2222 | icon = text; | |
2223 | } | |
2224 | else | |
2225 | { | |
11270583 | 2226 | icon.value = x_encode_text (f->icon_name, coding_system, |
d60660d6 KH |
2227 | &bytes, &stringp); |
2228 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2229 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2230 | icon.format = 8; | |
2231 | icon.nitems = bytes; | |
2232 | } | |
9ef48a9d | 2233 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2234 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2235 | XtWindow (f->output_data.x->widget), &text); |
2236 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2237 | &icon); |
9ef48a9d | 2238 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2239 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2240 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2241 | #endif /* not USE_X_TOOLKIT */ |
96db09e4 KH |
2242 | if (!NILP (f->icon_name) |
2243 | && icon.value != XSTRING (f->icon_name)->data) | |
2244 | xfree (icon.value); | |
2245 | if (text.value != XSTRING (name)->data) | |
2246 | xfree (text.value); | |
fe24a618 | 2247 | } |
9ef48a9d | 2248 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2249 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2250 | XSTRING (name)->data); |
b9dc4443 | 2251 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2252 | XSTRING (name)->data); |
9ef48a9d | 2253 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2254 | UNBLOCK_INPUT; |
2255 | } | |
f945b920 JB |
2256 | } |
2257 | ||
2258 | /* This function should be called when the user's lisp code has | |
2259 | specified a name for the frame; the name will override any set by the | |
2260 | redisplay code. */ | |
2261 | void | |
2262 | x_explicitly_set_name (f, arg, oldval) | |
2263 | FRAME_PTR f; | |
2264 | Lisp_Object arg, oldval; | |
2265 | { | |
2266 | x_set_name (f, arg, 1); | |
2267 | } | |
2268 | ||
2269 | /* This function should be called by Emacs redisplay code to set the | |
2270 | name; names set this way will never override names set by the user's | |
2271 | lisp code. */ | |
25250031 | 2272 | void |
f945b920 JB |
2273 | x_implicitly_set_name (f, arg, oldval) |
2274 | FRAME_PTR f; | |
2275 | Lisp_Object arg, oldval; | |
2276 | { | |
2277 | x_set_name (f, arg, 0); | |
01f1ba30 | 2278 | } |
943b580d RS |
2279 | \f |
2280 | /* Change the title of frame F to NAME. | |
2281 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2282 | |
943b580d RS |
2283 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2284 | name; if NAME is a string, set F's name to NAME and set | |
2285 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2286 | ||
2287 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2288 | suggesting a new name, which lisp code should override; if | |
2289 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2290 | ||
2291 | void | |
d62c8769 | 2292 | x_set_title (f, name, old_name) |
943b580d | 2293 | struct frame *f; |
d62c8769 | 2294 | Lisp_Object name, old_name; |
943b580d RS |
2295 | { |
2296 | /* Don't change the title if it's already NAME. */ | |
2297 | if (EQ (name, f->title)) | |
2298 | return; | |
2299 | ||
2300 | update_mode_lines = 1; | |
2301 | ||
2302 | f->title = name; | |
2303 | ||
2304 | if (NILP (name)) | |
2305 | name = f->name; | |
beb403b3 RS |
2306 | else |
2307 | CHECK_STRING (name, 0); | |
943b580d RS |
2308 | |
2309 | if (FRAME_X_WINDOW (f)) | |
2310 | { | |
2311 | BLOCK_INPUT; | |
2312 | #ifdef HAVE_X11R4 | |
2313 | { | |
2314 | XTextProperty text, icon; | |
d60660d6 | 2315 | int bytes, stringp; |
11270583 | 2316 | Lisp_Object coding_system; |
943b580d | 2317 | |
11270583 KH |
2318 | coding_system = Vlocale_coding_system; |
2319 | if (NILP (coding_system)) | |
2320 | coding_system = Qcompound_text; | |
2321 | text.value = x_encode_text (name, coding_system, &bytes, &stringp); | |
d60660d6 | 2322 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2323 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
943b580d | 2324 | text.format = 8; |
96db09e4 | 2325 | text.nitems = bytes; |
943b580d | 2326 | |
96db09e4 KH |
2327 | if (NILP (f->icon_name)) |
2328 | { | |
2329 | icon = text; | |
2330 | } | |
2331 | else | |
2332 | { | |
11270583 | 2333 | icon.value = x_encode_text (f->icon_name, coding_system, |
d60660d6 KH |
2334 | &bytes, &stringp); |
2335 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2336 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2337 | icon.format = 8; | |
2338 | icon.nitems = bytes; | |
2339 | } | |
943b580d RS |
2340 | #ifdef USE_X_TOOLKIT |
2341 | XSetWMName (FRAME_X_DISPLAY (f), | |
2342 | XtWindow (f->output_data.x->widget), &text); | |
2343 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2344 | &icon); | |
2345 | #else /* not USE_X_TOOLKIT */ | |
2346 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2347 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2348 | #endif /* not USE_X_TOOLKIT */ | |
96db09e4 KH |
2349 | if (!NILP (f->icon_name) |
2350 | && icon.value != XSTRING (f->icon_name)->data) | |
2351 | xfree (icon.value); | |
2352 | if (text.value != XSTRING (name)->data) | |
2353 | xfree (text.value); | |
943b580d RS |
2354 | } |
2355 | #else /* not HAVE_X11R4 */ | |
2356 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2357 | XSTRING (name)->data); | |
2358 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2359 | XSTRING (name)->data); | |
2360 | #endif /* not HAVE_X11R4 */ | |
2361 | UNBLOCK_INPUT; | |
2362 | } | |
2363 | } | |
2364 | \f | |
01f1ba30 | 2365 | void |
f676886a JB |
2366 | x_set_autoraise (f, arg, oldval) |
2367 | struct frame *f; | |
01f1ba30 JB |
2368 | Lisp_Object arg, oldval; |
2369 | { | |
f676886a | 2370 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2371 | } |
2372 | ||
2373 | void | |
f676886a JB |
2374 | x_set_autolower (f, arg, oldval) |
2375 | struct frame *f; | |
01f1ba30 JB |
2376 | Lisp_Object arg, oldval; |
2377 | { | |
f676886a | 2378 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2379 | } |
179956b9 | 2380 | |
eac358ef KH |
2381 | void |
2382 | x_set_unsplittable (f, arg, oldval) | |
2383 | struct frame *f; | |
2384 | Lisp_Object arg, oldval; | |
2385 | { | |
2386 | f->no_split = !NILP (arg); | |
2387 | } | |
2388 | ||
179956b9 | 2389 | void |
a3c87d4e | 2390 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2391 | struct frame *f; |
2392 | Lisp_Object arg, oldval; | |
2393 | { | |
1ab3d87e RS |
2394 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2395 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2396 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2397 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2398 | { |
1ab3d87e RS |
2399 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2400 | = (NILP (arg) | |
2401 | ? vertical_scroll_bar_none | |
2402 | : EQ (Qright, arg) | |
2403 | ? vertical_scroll_bar_right | |
2404 | : vertical_scroll_bar_left); | |
179956b9 | 2405 | |
cf177271 JB |
2406 | /* We set this parameter before creating the X window for the |
2407 | frame, so we can get the geometry right from the start. | |
2408 | However, if the window hasn't been created yet, we shouldn't | |
2409 | call x_set_window_size. */ | |
2410 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2411 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2412 | do_pending_window_change (0); |
179956b9 JB |
2413 | } |
2414 | } | |
4701395c KH |
2415 | |
2416 | void | |
2417 | x_set_scroll_bar_width (f, arg, oldval) | |
2418 | struct frame *f; | |
2419 | Lisp_Object arg, oldval; | |
2420 | { | |
a672c74d RS |
2421 | int wid = FONT_WIDTH (f->output_data.x->font); |
2422 | ||
dff9a538 KH |
2423 | if (NILP (arg)) |
2424 | { | |
c6e9d03b GM |
2425 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2426 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2427 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2428 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2429 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2430 | #else | |
2431 | /* Make the actual width at least 14 pixels and a multiple of a | |
2432 | character width. */ | |
a672c74d | 2433 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2434 | |
2435 | /* Use all of that space (aside from required margins) for the | |
2436 | scroll bar. */ | |
dff9a538 | 2437 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2438 | #endif |
a672c74d | 2439 | |
a90ab372 RS |
2440 | if (FRAME_X_WINDOW (f)) |
2441 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2442 | do_pending_window_change (0); |
dff9a538 KH |
2443 | } |
2444 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2445 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2446 | { |
09d8c7ac RS |
2447 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2448 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2449 | |
4701395c KH |
2450 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2451 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2452 | if (FRAME_X_WINDOW (f)) | |
2453 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2454 | } | |
dca97592 | 2455 | |
8938a4fb | 2456 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2457 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2458 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2459 | } |
333b20bb GM |
2460 | |
2461 | ||
01f1ba30 | 2462 | \f |
f676886a | 2463 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2464 | |
b7975ee4 KH |
2465 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2466 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2467 | ||
d387c960 JB |
2468 | static void |
2469 | validate_x_resource_name () | |
2470 | { | |
333b20bb | 2471 | int len = 0; |
0e78b377 RS |
2472 | /* Number of valid characters in the resource name. */ |
2473 | int good_count = 0; | |
2474 | /* Number of invalid characters in the resource name. */ | |
2475 | int bad_count = 0; | |
2476 | Lisp_Object new; | |
2477 | int i; | |
2478 | ||
498e9ac3 RS |
2479 | if (!STRINGP (Vx_resource_class)) |
2480 | Vx_resource_class = build_string (EMACS_CLASS); | |
2481 | ||
cf204347 RS |
2482 | if (STRINGP (Vx_resource_name)) |
2483 | { | |
cf204347 RS |
2484 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2485 | int i; | |
2486 | ||
fc932ac6 | 2487 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2488 | |
2489 | /* Only letters, digits, - and _ are valid in resource names. | |
2490 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2491 | for (i = 0; i < len; i++) |
2492 | { | |
2493 | int c = p[i]; | |
2494 | if (! ((c >= 'a' && c <= 'z') | |
2495 | || (c >= 'A' && c <= 'Z') | |
2496 | || (c >= '0' && c <= '9') | |
2497 | || c == '-' || c == '_')) | |
0e78b377 RS |
2498 | bad_count++; |
2499 | else | |
2500 | good_count++; | |
cf204347 RS |
2501 | } |
2502 | } | |
2503 | else | |
0e78b377 RS |
2504 | /* Not a string => completely invalid. */ |
2505 | bad_count = 5, good_count = 0; | |
2506 | ||
2507 | /* If name is valid already, return. */ | |
2508 | if (bad_count == 0) | |
2509 | return; | |
2510 | ||
2511 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2512 | if (good_count == 0 | |
2513 | || (good_count == 1 && bad_count > 0)) | |
2514 | { | |
b7975ee4 | 2515 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2516 | return; |
2517 | } | |
2518 | ||
2519 | /* Name is partly valid. Copy it and replace the invalid characters | |
2520 | with underscores. */ | |
2521 | ||
2522 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2523 | ||
2524 | for (i = 0; i < len; i++) | |
2525 | { | |
2526 | int c = XSTRING (new)->data[i]; | |
2527 | if (! ((c >= 'a' && c <= 'z') | |
2528 | || (c >= 'A' && c <= 'Z') | |
2529 | || (c >= '0' && c <= '9') | |
2530 | || c == '-' || c == '_')) | |
2531 | XSTRING (new)->data[i] = '_'; | |
2532 | } | |
d387c960 JB |
2533 | } |
2534 | ||
2535 | ||
01f1ba30 | 2536 | extern char *x_get_string_resource (); |
01f1ba30 | 2537 | |
cf177271 JB |
2538 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
2539 | "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\ | |
287e500d | 2540 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\ |
d387c960 JB |
2541 | class, where INSTANCE is the name under which Emacs was invoked, or\n\ |
2542 | the name specified by the `-name' or `-rn' command-line arguments.\n\ | |
01f1ba30 | 2543 | \n\ |
8fabe6f4 RS |
2544 | The optional arguments COMPONENT and SUBCLASS add to the key and the\n\ |
2545 | class, respectively. You must specify both of them or neither.\n\ | |
287e500d RS |
2546 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\ |
2547 | and the class is `Emacs.CLASS.SUBCLASS'.") | |
cf177271 JB |
2548 | (attribute, class, component, subclass) |
2549 | Lisp_Object attribute, class, component, subclass; | |
01f1ba30 JB |
2550 | { |
2551 | register char *value; | |
2552 | char *name_key; | |
2553 | char *class_key; | |
2554 | ||
11ae94fe RS |
2555 | check_x (); |
2556 | ||
01f1ba30 | 2557 | CHECK_STRING (attribute, 0); |
cf177271 JB |
2558 | CHECK_STRING (class, 0); |
2559 | ||
8fabe6f4 RS |
2560 | if (!NILP (component)) |
2561 | CHECK_STRING (component, 1); | |
2562 | if (!NILP (subclass)) | |
2563 | CHECK_STRING (subclass, 2); | |
2564 | if (NILP (component) != NILP (subclass)) | |
2565 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2566 | ||
d387c960 JB |
2567 | validate_x_resource_name (); |
2568 | ||
b7975ee4 KH |
2569 | /* Allocate space for the components, the dots which separate them, |
2570 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2571 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2572 | + (STRINGP (component) |
fc932ac6 RS |
2573 | ? STRING_BYTES (XSTRING (component)) : 0) |
2574 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2575 | + 3); |
2576 | ||
fc932ac6 RS |
2577 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2578 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2579 | + (STRINGP (subclass) |
fc932ac6 | 2580 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2581 | + 3); |
2582 | ||
2583 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2584 | and with `Emacs' for the class key (the general one). */ | |
2585 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2586 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2587 | |
2588 | strcat (class_key, "."); | |
2589 | strcat (class_key, XSTRING (class)->data); | |
2590 | ||
2591 | if (!NILP (component)) | |
01f1ba30 | 2592 | { |
b7975ee4 KH |
2593 | strcat (class_key, "."); |
2594 | strcat (class_key, XSTRING (subclass)->data); | |
2595 | ||
2596 | strcat (name_key, "."); | |
2597 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2598 | } |
2599 | ||
b7975ee4 KH |
2600 | strcat (name_key, "."); |
2601 | strcat (name_key, XSTRING (attribute)->data); | |
2602 | ||
b9dc4443 RS |
2603 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2604 | name_key, class_key); | |
01f1ba30 JB |
2605 | |
2606 | if (value != (char *) 0) | |
2607 | return build_string (value); | |
2608 | else | |
2609 | return Qnil; | |
2610 | } | |
2611 | ||
abb4b7ec RS |
2612 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2613 | ||
333b20bb | 2614 | Lisp_Object |
abb4b7ec RS |
2615 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2616 | struct x_display_info *dpyinfo; | |
2617 | Lisp_Object attribute, class, component, subclass; | |
2618 | { | |
2619 | register char *value; | |
2620 | char *name_key; | |
2621 | char *class_key; | |
2622 | ||
abb4b7ec RS |
2623 | CHECK_STRING (attribute, 0); |
2624 | CHECK_STRING (class, 0); | |
2625 | ||
2626 | if (!NILP (component)) | |
2627 | CHECK_STRING (component, 1); | |
2628 | if (!NILP (subclass)) | |
2629 | CHECK_STRING (subclass, 2); | |
2630 | if (NILP (component) != NILP (subclass)) | |
2631 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2632 | ||
2633 | validate_x_resource_name (); | |
2634 | ||
2635 | /* Allocate space for the components, the dots which separate them, | |
2636 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2637 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2638 | + (STRINGP (component) |
fc932ac6 RS |
2639 | ? STRING_BYTES (XSTRING (component)) : 0) |
2640 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2641 | + 3); |
2642 | ||
fc932ac6 RS |
2643 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2644 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2645 | + (STRINGP (subclass) |
fc932ac6 | 2646 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2647 | + 3); |
2648 | ||
2649 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2650 | and with `Emacs' for the class key (the general one). */ | |
2651 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2652 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2653 | ||
2654 | strcat (class_key, "."); | |
2655 | strcat (class_key, XSTRING (class)->data); | |
2656 | ||
2657 | if (!NILP (component)) | |
2658 | { | |
2659 | strcat (class_key, "."); | |
2660 | strcat (class_key, XSTRING (subclass)->data); | |
2661 | ||
2662 | strcat (name_key, "."); | |
2663 | strcat (name_key, XSTRING (component)->data); | |
2664 | } | |
2665 | ||
2666 | strcat (name_key, "."); | |
2667 | strcat (name_key, XSTRING (attribute)->data); | |
2668 | ||
2669 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2670 | ||
2671 | if (value != (char *) 0) | |
2672 | return build_string (value); | |
2673 | else | |
2674 | return Qnil; | |
2675 | } | |
2676 | ||
3402e1a4 RS |
2677 | /* Used when C code wants a resource value. */ |
2678 | ||
2679 | char * | |
2680 | x_get_resource_string (attribute, class) | |
2681 | char *attribute, *class; | |
2682 | { | |
3402e1a4 RS |
2683 | char *name_key; |
2684 | char *class_key; | |
0fe92f72 | 2685 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2686 | |
2687 | /* Allocate space for the components, the dots which separate them, | |
2688 | and the final '\0'. */ | |
fc932ac6 | 2689 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2690 | + strlen (attribute) + 2); |
2691 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2692 | + strlen (class) + 2); | |
2693 | ||
2694 | sprintf (name_key, "%s.%s", | |
2695 | XSTRING (Vinvocation_name)->data, | |
2696 | attribute); | |
2697 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2698 | ||
0fe92f72 | 2699 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2700 | name_key, class_key); |
3402e1a4 RS |
2701 | } |
2702 | ||
60fb3ee1 JB |
2703 | /* Types we might convert a resource string into. */ |
2704 | enum resource_types | |
333b20bb GM |
2705 | { |
2706 | RES_TYPE_NUMBER, | |
d62c8769 | 2707 | RES_TYPE_FLOAT, |
333b20bb GM |
2708 | RES_TYPE_BOOLEAN, |
2709 | RES_TYPE_STRING, | |
2710 | RES_TYPE_SYMBOL | |
2711 | }; | |
60fb3ee1 | 2712 | |
01f1ba30 | 2713 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2714 | |
f676886a | 2715 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2716 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2717 | |
2718 | Convert the resource to the type specified by desired_type. | |
2719 | ||
f9942c9e JB |
2720 | If no default is specified, return Qunbound. If you call |
2721 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2722 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2723 | |
2724 | static Lisp_Object | |
abb4b7ec RS |
2725 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2726 | struct x_display_info *dpyinfo; | |
3c254570 | 2727 | Lisp_Object alist, param; |
60fb3ee1 | 2728 | char *attribute; |
cf177271 | 2729 | char *class; |
60fb3ee1 | 2730 | enum resource_types type; |
01f1ba30 JB |
2731 | { |
2732 | register Lisp_Object tem; | |
2733 | ||
2734 | tem = Fassq (param, alist); | |
2735 | if (EQ (tem, Qnil)) | |
f676886a | 2736 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 2737 | if (EQ (tem, Qnil)) |
01f1ba30 | 2738 | { |
60fb3ee1 | 2739 | |
f9942c9e | 2740 | if (attribute) |
60fb3ee1 | 2741 | { |
abb4b7ec RS |
2742 | tem = display_x_get_resource (dpyinfo, |
2743 | build_string (attribute), | |
2744 | build_string (class), | |
2745 | Qnil, Qnil); | |
f9942c9e JB |
2746 | |
2747 | if (NILP (tem)) | |
2748 | return Qunbound; | |
2749 | ||
2750 | switch (type) | |
2751 | { | |
333b20bb | 2752 | case RES_TYPE_NUMBER: |
f9942c9e JB |
2753 | return make_number (atoi (XSTRING (tem)->data)); |
2754 | ||
d62c8769 GM |
2755 | case RES_TYPE_FLOAT: |
2756 | return make_float (atof (XSTRING (tem)->data)); | |
2757 | ||
333b20bb | 2758 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
2759 | tem = Fdowncase (tem); |
2760 | if (!strcmp (XSTRING (tem)->data, "on") | |
2761 | || !strcmp (XSTRING (tem)->data, "true")) | |
2762 | return Qt; | |
2763 | else | |
2764 | return Qnil; | |
2765 | ||
333b20bb | 2766 | case RES_TYPE_STRING: |
f9942c9e JB |
2767 | return tem; |
2768 | ||
333b20bb | 2769 | case RES_TYPE_SYMBOL: |
49795535 JB |
2770 | /* As a special case, we map the values `true' and `on' |
2771 | to Qt, and `false' and `off' to Qnil. */ | |
2772 | { | |
98381190 KH |
2773 | Lisp_Object lower; |
2774 | lower = Fdowncase (tem); | |
26ae6b61 KH |
2775 | if (!strcmp (XSTRING (lower)->data, "on") |
2776 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 2777 | return Qt; |
26ae6b61 KH |
2778 | else if (!strcmp (XSTRING (lower)->data, "off") |
2779 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
2780 | return Qnil; |
2781 | else | |
89032215 | 2782 | return Fintern (tem, Qnil); |
49795535 | 2783 | } |
f945b920 | 2784 | |
f9942c9e JB |
2785 | default: |
2786 | abort (); | |
2787 | } | |
60fb3ee1 | 2788 | } |
f9942c9e JB |
2789 | else |
2790 | return Qunbound; | |
01f1ba30 JB |
2791 | } |
2792 | return Fcdr (tem); | |
2793 | } | |
2794 | ||
e4f79258 RS |
2795 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
2796 | ||
2797 | static Lisp_Object | |
2798 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
2799 | struct frame *f; | |
2800 | Lisp_Object alist, param; | |
2801 | char *attribute; | |
2802 | char *class; | |
2803 | enum resource_types type; | |
2804 | { | |
2805 | Lisp_Object value; | |
2806 | ||
abb4b7ec RS |
2807 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
2808 | attribute, class, type); | |
e4f79258 RS |
2809 | if (! NILP (value)) |
2810 | store_frame_param (f, param, value); | |
2811 | ||
2812 | return value; | |
2813 | } | |
2814 | ||
f676886a | 2815 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
2816 | of the parameter named PROP (a Lisp symbol). |
2817 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 2818 | on the frame named NAME. |
01f1ba30 JB |
2819 | If that is not found either, use the value DEFLT. */ |
2820 | ||
2821 | static Lisp_Object | |
cf177271 | 2822 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 2823 | struct frame *f; |
01f1ba30 | 2824 | Lisp_Object alist; |
f9942c9e | 2825 | Lisp_Object prop; |
01f1ba30 JB |
2826 | Lisp_Object deflt; |
2827 | char *xprop; | |
cf177271 | 2828 | char *xclass; |
60fb3ee1 | 2829 | enum resource_types type; |
01f1ba30 | 2830 | { |
01f1ba30 JB |
2831 | Lisp_Object tem; |
2832 | ||
abb4b7ec | 2833 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 2834 | if (EQ (tem, Qunbound)) |
01f1ba30 | 2835 | tem = deflt; |
f9942c9e | 2836 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
2837 | return tem; |
2838 | } | |
333b20bb GM |
2839 | |
2840 | ||
2841 | /* Record in frame F the specified or default value according to ALIST | |
2842 | of the parameter named PROP (a Lisp symbol). If no value is | |
2843 | specified for PROP, look for an X default for XPROP on the frame | |
2844 | named NAME. If that is not found either, use the value DEFLT. */ | |
2845 | ||
2846 | static Lisp_Object | |
2847 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
2848 | foreground_p) | |
2849 | struct frame *f; | |
2850 | Lisp_Object alist; | |
2851 | Lisp_Object prop; | |
2852 | char *xprop; | |
2853 | char *xclass; | |
2854 | int foreground_p; | |
2855 | { | |
2856 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
2857 | Lisp_Object tem; | |
2858 | ||
2859 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
2860 | if (EQ (tem, Qunbound)) | |
2861 | { | |
2862 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2863 | ||
2864 | /* See if an X resource for the scroll bar color has been | |
2865 | specified. */ | |
2866 | tem = display_x_get_resource (dpyinfo, | |
2867 | build_string (foreground_p | |
2868 | ? "foreground" | |
2869 | : "background"), | |
2870 | build_string (""), | |
2871 | build_string ("verticalScrollBar"), | |
2872 | build_string ("")); | |
2873 | if (!STRINGP (tem)) | |
2874 | { | |
2875 | /* If nothing has been specified, scroll bars will use a | |
2876 | toolkit-dependent default. Because these defaults are | |
2877 | difficult to get at without actually creating a scroll | |
2878 | bar, use nil to indicate that no color has been | |
2879 | specified. */ | |
2880 | tem = Qnil; | |
2881 | } | |
2882 | ||
2883 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
2884 | ||
2885 | tem = Qnil; | |
2886 | ||
2887 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
2888 | } | |
2889 | ||
2890 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2891 | return tem; | |
2892 | } | |
2893 | ||
2894 | ||
01f1ba30 | 2895 | \f |
8af1d7ca | 2896 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
01f1ba30 | 2897 | "Parse an X-style geometry string STRING.\n\ |
f83f10ba RS |
2898 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\ |
2899 | The properties returned may include `top', `left', `height', and `width'.\n\ | |
e1d962d7 RS |
2900 | The value of `left' or `top' may be an integer,\n\ |
2901 | or a list (+ N) meaning N pixels relative to top/left corner,\n\ | |
2902 | or a list (- N) meaning -N pixels relative to bottom/right corner.") | |
01f1ba30 | 2903 | (string) |
a6605e5c | 2904 | Lisp_Object string; |
01f1ba30 JB |
2905 | { |
2906 | int geometry, x, y; | |
2907 | unsigned int width, height; | |
f83f10ba | 2908 | Lisp_Object result; |
01f1ba30 JB |
2909 | |
2910 | CHECK_STRING (string, 0); | |
2911 | ||
2912 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
2913 | &x, &y, &width, &height); | |
2914 | ||
f83f10ba RS |
2915 | #if 0 |
2916 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
2917 | error ("Must specify both x and y position, or neither"); | |
2918 | #endif | |
2919 | ||
2920 | result = Qnil; | |
2921 | if (geometry & XValue) | |
01f1ba30 | 2922 | { |
f83f10ba RS |
2923 | Lisp_Object element; |
2924 | ||
e1d962d7 RS |
2925 | if (x >= 0 && (geometry & XNegative)) |
2926 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
2927 | else if (x < 0 && ! (geometry & XNegative)) | |
2928 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
2929 | else |
2930 | element = Fcons (Qleft, make_number (x)); | |
2931 | result = Fcons (element, result); | |
2932 | } | |
2933 | ||
2934 | if (geometry & YValue) | |
2935 | { | |
2936 | Lisp_Object element; | |
2937 | ||
e1d962d7 RS |
2938 | if (y >= 0 && (geometry & YNegative)) |
2939 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
2940 | else if (y < 0 && ! (geometry & YNegative)) | |
2941 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
2942 | else |
2943 | element = Fcons (Qtop, make_number (y)); | |
2944 | result = Fcons (element, result); | |
01f1ba30 | 2945 | } |
f83f10ba RS |
2946 | |
2947 | if (geometry & WidthValue) | |
2948 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
2949 | if (geometry & HeightValue) | |
2950 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
2951 | ||
2952 | return result; | |
01f1ba30 JB |
2953 | } |
2954 | ||
01f1ba30 | 2955 | /* Calculate the desired size and position of this window, |
f83f10ba | 2956 | and return the flags saying which aspects were specified. |
8fc2766b RS |
2957 | |
2958 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
2959 | |
2960 | #define DEFAULT_ROWS 40 | |
2961 | #define DEFAULT_COLS 80 | |
2962 | ||
f9942c9e | 2963 | static int |
f676886a JB |
2964 | x_figure_window_size (f, parms) |
2965 | struct frame *f; | |
01f1ba30 JB |
2966 | Lisp_Object parms; |
2967 | { | |
4fe1de12 | 2968 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 2969 | long window_prompting = 0; |
abb4b7ec | 2970 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
2971 | |
2972 | /* Default values if we fall through. | |
2973 | Actually, if that happens we should get | |
b9dc4443 | 2974 | window manager prompting. */ |
1ab3d87e | 2975 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 2976 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
2977 | /* Window managers expect that if program-specified |
2978 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
2979 | f->output_data.x->top_pos = 0; |
2980 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 2981 | |
333b20bb GM |
2982 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
2983 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
2984 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 2985 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 2986 | { |
f83f10ba RS |
2987 | if (!EQ (tem0, Qunbound)) |
2988 | { | |
2989 | CHECK_NUMBER (tem0, 0); | |
2990 | f->height = XINT (tem0); | |
2991 | } | |
2992 | if (!EQ (tem1, Qunbound)) | |
2993 | { | |
2994 | CHECK_NUMBER (tem1, 0); | |
1ab3d87e | 2995 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
2996 | } |
2997 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
2998 | window_prompting |= USSize; |
2999 | else | |
3000 | window_prompting |= PSize; | |
01f1ba30 | 3001 | } |
01f1ba30 | 3002 | |
7556890b | 3003 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
3004 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3005 | ? 0 | |
7556890b | 3006 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
333b20bb | 3007 | f->output_data.x->flags_areas_extra |
fb5ec9ce | 3008 | = FRAME_FLAGS_AREA_WIDTH (f); |
7556890b RS |
3009 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3010 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 3011 | |
333b20bb GM |
3012 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3013 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3014 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3015 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3016 | { |
f83f10ba RS |
3017 | if (EQ (tem0, Qminus)) |
3018 | { | |
7556890b | 3019 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3020 | window_prompting |= YNegative; |
3021 | } | |
8e713be6 KR |
3022 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3023 | && CONSP (XCDR (tem0)) | |
3024 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3025 | { |
8e713be6 | 3026 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
3027 | window_prompting |= YNegative; |
3028 | } | |
8e713be6 KR |
3029 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3030 | && CONSP (XCDR (tem0)) | |
3031 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3032 | { |
8e713be6 | 3033 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 3034 | } |
f83f10ba | 3035 | else if (EQ (tem0, Qunbound)) |
7556890b | 3036 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3037 | else |
3038 | { | |
3039 | CHECK_NUMBER (tem0, 0); | |
7556890b RS |
3040 | f->output_data.x->top_pos = XINT (tem0); |
3041 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
3042 | window_prompting |= YNegative; |
3043 | } | |
3044 | ||
3045 | if (EQ (tem1, Qminus)) | |
3046 | { | |
7556890b | 3047 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3048 | window_prompting |= XNegative; |
3049 | } | |
8e713be6 KR |
3050 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3051 | && CONSP (XCDR (tem1)) | |
3052 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3053 | { |
8e713be6 | 3054 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
3055 | window_prompting |= XNegative; |
3056 | } | |
8e713be6 KR |
3057 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3058 | && CONSP (XCDR (tem1)) | |
3059 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3060 | { |
8e713be6 | 3061 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 3062 | } |
f83f10ba | 3063 | else if (EQ (tem1, Qunbound)) |
7556890b | 3064 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3065 | else |
3066 | { | |
3067 | CHECK_NUMBER (tem1, 0); | |
7556890b RS |
3068 | f->output_data.x->left_pos = XINT (tem1); |
3069 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
3070 | window_prompting |= XNegative; |
3071 | } | |
3072 | ||
c3724dc2 | 3073 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
3074 | window_prompting |= USPosition; |
3075 | else | |
3076 | window_prompting |= PPosition; | |
01f1ba30 | 3077 | } |
f83f10ba | 3078 | |
739f2f53 | 3079 | return window_prompting; |
01f1ba30 JB |
3080 | } |
3081 | ||
f58534a3 RS |
3082 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
3083 | ||
3084 | Status | |
3085 | XSetWMProtocols (dpy, w, protocols, count) | |
3086 | Display *dpy; | |
3087 | Window w; | |
3088 | Atom *protocols; | |
3089 | int count; | |
3090 | { | |
3091 | Atom prop; | |
3092 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
3093 | if (prop == None) return False; | |
3094 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
3095 | (unsigned char *) protocols, count); | |
3096 | return True; | |
3097 | } | |
9ef48a9d RS |
3098 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
3099 | \f | |
3100 | #ifdef USE_X_TOOLKIT | |
3101 | ||
8e3d10a9 RS |
3102 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3103 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3104 | already be present because of the toolkit (Motif adds some of them, |
3105 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3106 | |
3107 | static void | |
b9dc4443 RS |
3108 | hack_wm_protocols (f, widget) |
3109 | FRAME_PTR f; | |
9ef48a9d RS |
3110 | Widget widget; |
3111 | { | |
3112 | Display *dpy = XtDisplay (widget); | |
3113 | Window w = XtWindow (widget); | |
3114 | int need_delete = 1; | |
3115 | int need_focus = 1; | |
59aa6c90 | 3116 | int need_save = 1; |
9ef48a9d RS |
3117 | |
3118 | BLOCK_INPUT; | |
3119 | { | |
3120 | Atom type, *atoms = 0; | |
3121 | int format = 0; | |
3122 | unsigned long nitems = 0; | |
3123 | unsigned long bytes_after; | |
3124 | ||
270958e8 KH |
3125 | if ((XGetWindowProperty (dpy, w, |
3126 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3127 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3128 | &type, &format, &nitems, &bytes_after, |
3129 | (unsigned char **) &atoms) | |
3130 | == Success) | |
9ef48a9d RS |
3131 | && format == 32 && type == XA_ATOM) |
3132 | while (nitems > 0) | |
3133 | { | |
3134 | nitems--; | |
b9dc4443 RS |
3135 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3136 | need_delete = 0; | |
3137 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3138 | need_focus = 0; | |
3139 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3140 | need_save = 0; | |
9ef48a9d RS |
3141 | } |
3142 | if (atoms) XFree ((char *) atoms); | |
3143 | } | |
3144 | { | |
3145 | Atom props [10]; | |
3146 | int count = 0; | |
b9dc4443 RS |
3147 | if (need_delete) |
3148 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3149 | if (need_focus) | |
3150 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3151 | if (need_save) | |
3152 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3153 | if (count) |
b9dc4443 RS |
3154 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3155 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3156 | (unsigned char *) props, count); |
3157 | } | |
3158 | UNBLOCK_INPUT; | |
3159 | } | |
3160 | #endif | |
86779fac GM |
3161 | |
3162 | ||
5a7df7d7 GM |
3163 | \f |
3164 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3165 | |
5a7df7d7 GM |
3166 | #ifdef HAVE_X_I18N |
3167 | ||
3168 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3169 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3170 | ||
3171 | ||
3172 | /* Supported XIM styles, ordered by preferenc. */ | |
3173 | ||
3174 | static XIMStyle supported_xim_styles[] = | |
3175 | { | |
3176 | XIMPreeditPosition | XIMStatusArea, | |
3177 | XIMPreeditPosition | XIMStatusNothing, | |
3178 | XIMPreeditPosition | XIMStatusNone, | |
3179 | XIMPreeditNothing | XIMStatusArea, | |
3180 | XIMPreeditNothing | XIMStatusNothing, | |
3181 | XIMPreeditNothing | XIMStatusNone, | |
3182 | XIMPreeditNone | XIMStatusArea, | |
3183 | XIMPreeditNone | XIMStatusNothing, | |
3184 | XIMPreeditNone | XIMStatusNone, | |
3185 | 0, | |
3186 | }; | |
3187 | ||
3188 | ||
3189 | /* Create an X fontset on frame F with base font name | |
3190 | BASE_FONTNAME.. */ | |
3191 | ||
3192 | static XFontSet | |
3193 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3194 | struct frame *f; |
5a7df7d7 | 3195 | char *base_fontname; |
86779fac | 3196 | { |
5a7df7d7 GM |
3197 | XFontSet xfs; |
3198 | char **missing_list; | |
3199 | int missing_count; | |
3200 | char *def_string; | |
86779fac | 3201 | |
5a7df7d7 GM |
3202 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3203 | base_fontname, &missing_list, | |
3204 | &missing_count, &def_string); | |
3205 | if (missing_list) | |
3206 | XFreeStringList (missing_list); | |
3207 | ||
3208 | /* No need to free def_string. */ | |
3209 | return xfs; | |
3210 | } | |
3211 | ||
3212 | ||
3213 | /* Value is the best input style, given user preferences USER (already | |
3214 | checked to be supported by Emacs), and styles supported by the | |
3215 | input method XIM. */ | |
3216 | ||
3217 | static XIMStyle | |
3218 | best_xim_style (user, xim) | |
3219 | XIMStyles *user; | |
3220 | XIMStyles *xim; | |
3221 | { | |
3222 | int i, j; | |
3223 | ||
3224 | for (i = 0; i < user->count_styles; ++i) | |
3225 | for (j = 0; j < xim->count_styles; ++j) | |
3226 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3227 | return user->supported_styles[i]; | |
3228 | ||
3229 | /* Return the default style. */ | |
3230 | return XIMPreeditNothing | XIMStatusNothing; | |
3231 | } | |
3232 | ||
3233 | /* Create XIC for frame F. */ | |
3234 | ||
3235 | void | |
3236 | create_frame_xic (f) | |
3237 | struct frame *f; | |
3238 | { | |
5a7df7d7 GM |
3239 | XIM xim; |
3240 | XIC xic = NULL; | |
3241 | XFontSet xfs = NULL; | |
3242 | static XIMStyle xic_style; | |
86779fac | 3243 | |
5a7df7d7 GM |
3244 | if (FRAME_XIC (f)) |
3245 | return; | |
3246 | ||
3247 | xim = FRAME_X_XIM (f); | |
3248 | if (xim) | |
3249 | { | |
d9d57cb2 DL |
3250 | XRectangle s_area; |
3251 | XPoint spot; | |
5a7df7d7 GM |
3252 | XVaNestedList preedit_attr; |
3253 | XVaNestedList status_attr; | |
3254 | char *base_fontname; | |
3255 | int fontset; | |
3256 | ||
d9d57cb2 DL |
3257 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3258 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3259 | /* Create X fontset. */ |
3260 | fontset = FRAME_FONTSET (f); | |
3261 | if (fontset < 0) | |
3262 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3263 | else | |
3264 | { | |
6ecb43ce KH |
3265 | /* Determine the base fontname from the ASCII font name of |
3266 | FONTSET. */ | |
3267 | char *ascii_font = (char *) XSTRING (fontset_ascii (fontset))->data; | |
3268 | char *p = ascii_font; | |
5a7df7d7 | 3269 | int i; |
6ecb43ce KH |
3270 | |
3271 | for (i = 0; *p; p++) | |
3272 | if (*p == '-') i++; | |
3273 | if (i != 14) | |
3274 | /* As the font name doesn't conform to XLFD, we can't | |
3275 | modify it to get a suitable base fontname for the | |
3276 | frame. */ | |
3277 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3278 | else | |
3279 | { | |
3280 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 3281 | char *p1 = NULL; |
6ecb43ce KH |
3282 | |
3283 | for (i = 0, p = ascii_font; i < 8; p++) | |
3284 | { | |
3285 | if (*p == '-') | |
3286 | { | |
3287 | i++; | |
3288 | if (i == 3) | |
3289 | p1 = p + 1; | |
3290 | } | |
3291 | } | |
3292 | base_fontname = (char *) alloca (len); | |
3293 | bzero (base_fontname, len); | |
3294 | strcpy (base_fontname, "-*-*-"); | |
3295 | bcopy (p1, base_fontname + 5, p - p1); | |
3296 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
3297 | } | |
5a7df7d7 GM |
3298 | } |
3299 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3300 | |
5a7df7d7 GM |
3301 | /* Determine XIC style. */ |
3302 | if (xic_style == 0) | |
3303 | { | |
3304 | XIMStyles supported_list; | |
3305 | supported_list.count_styles = (sizeof supported_xim_styles | |
3306 | / sizeof supported_xim_styles[0]); | |
3307 | supported_list.supported_styles = supported_xim_styles; | |
3308 | xic_style = best_xim_style (&supported_list, | |
3309 | FRAME_X_XIM_STYLES (f)); | |
3310 | } | |
86779fac | 3311 | |
5a7df7d7 GM |
3312 | preedit_attr = XVaCreateNestedList (0, |
3313 | XNFontSet, xfs, | |
3314 | XNForeground, | |
3315 | FRAME_FOREGROUND_PIXEL (f), | |
3316 | XNBackground, | |
3317 | FRAME_BACKGROUND_PIXEL (f), | |
3318 | (xic_style & XIMPreeditPosition | |
3319 | ? XNSpotLocation | |
3320 | : NULL), | |
3321 | &spot, | |
3322 | NULL); | |
3323 | status_attr = XVaCreateNestedList (0, | |
3324 | XNArea, | |
3325 | &s_area, | |
3326 | XNFontSet, | |
3327 | xfs, | |
3328 | XNForeground, | |
3329 | FRAME_FOREGROUND_PIXEL (f), | |
3330 | XNBackground, | |
3331 | FRAME_BACKGROUND_PIXEL (f), | |
3332 | NULL); | |
3333 | ||
3334 | xic = XCreateIC (xim, | |
3335 | XNInputStyle, xic_style, | |
3336 | XNClientWindow, FRAME_X_WINDOW(f), | |
3337 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3338 | XNStatusAttributes, status_attr, | |
3339 | XNPreeditAttributes, preedit_attr, | |
3340 | NULL); | |
3341 | XFree (preedit_attr); | |
3342 | XFree (status_attr); | |
3343 | } | |
3344 | ||
3345 | FRAME_XIC (f) = xic; | |
3346 | FRAME_XIC_STYLE (f) = xic_style; | |
3347 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
3348 | } |
3349 | ||
5a7df7d7 GM |
3350 | |
3351 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3352 | ||
3353 | void | |
3354 | free_frame_xic (f) | |
3355 | struct frame *f; | |
3356 | { | |
3357 | if (FRAME_XIC (f) == NULL) | |
3358 | return; | |
3359 | ||
3360 | XDestroyIC (FRAME_XIC (f)); | |
3361 | if (FRAME_XIC_FONTSET (f)) | |
3362 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3363 | ||
3364 | FRAME_XIC (f) = NULL; | |
3365 | FRAME_XIC_FONTSET (f) = NULL; | |
3366 | } | |
3367 | ||
3368 | ||
3369 | /* Place preedit area for XIC of window W's frame to specified | |
3370 | pixel position X/Y. X and Y are relative to window W. */ | |
3371 | ||
3372 | void | |
3373 | xic_set_preeditarea (w, x, y) | |
3374 | struct window *w; | |
3375 | int x, y; | |
3376 | { | |
3377 | struct frame *f = XFRAME (w->frame); | |
3378 | XVaNestedList attr; | |
3379 | XPoint spot; | |
3380 | ||
3381 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3382 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3383 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3384 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3385 | XFree (attr); | |
3386 | } | |
3387 | ||
3388 | ||
3389 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3390 | ||
3391 | void | |
3392 | xic_set_statusarea (f) | |
3393 | struct frame *f; | |
3394 | { | |
3395 | XIC xic = FRAME_XIC (f); | |
3396 | XVaNestedList attr; | |
3397 | XRectangle area; | |
3398 | XRectangle *needed; | |
3399 | ||
3400 | /* Negotiate geometry of status area. If input method has existing | |
3401 | status area, use its current size. */ | |
3402 | area.x = area.y = area.width = area.height = 0; | |
3403 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3404 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3405 | XFree (attr); | |
3406 | ||
3407 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3408 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3409 | XFree (attr); | |
3410 | ||
3411 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3412 | { | |
3413 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3414 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3415 | XFree (attr); | |
3416 | } | |
3417 | ||
3418 | area.width = needed->width; | |
3419 | area.height = needed->height; | |
3420 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3421 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3422 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3423 | XFree (needed); | |
3424 | ||
3425 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3426 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3427 | XFree (attr); | |
3428 | } | |
3429 | ||
3430 | ||
3431 | /* Set X fontset for XIC of frame F, using base font name | |
3432 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3433 | ||
3434 | void | |
3435 | xic_set_xfontset (f, base_fontname) | |
3436 | struct frame *f; | |
3437 | char *base_fontname; | |
3438 | { | |
3439 | XVaNestedList attr; | |
3440 | XFontSet xfs; | |
3441 | ||
3442 | xfs = xic_create_xfontset (f, base_fontname); | |
3443 | ||
3444 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3445 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3446 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3447 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3448 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3449 | XFree (attr); | |
3450 | ||
3451 | if (FRAME_XIC_FONTSET (f)) | |
3452 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3453 | FRAME_XIC_FONTSET (f) = xfs; | |
3454 | } | |
3455 | ||
3456 | #endif /* HAVE_X_I18N */ | |
3457 | ||
3458 | ||
9ef48a9d | 3459 | \f |
8fc2766b RS |
3460 | #ifdef USE_X_TOOLKIT |
3461 | ||
3462 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3463 | |
01f1ba30 | 3464 | static void |
a7f7d550 FP |
3465 | x_window (f, window_prompting, minibuffer_only) |
3466 | struct frame *f; | |
3467 | long window_prompting; | |
3468 | int minibuffer_only; | |
01f1ba30 | 3469 | { |
9ef48a9d | 3470 | XClassHint class_hints; |
31ac8d8c FP |
3471 | XSetWindowAttributes attributes; |
3472 | unsigned long attribute_mask; | |
9ef48a9d RS |
3473 | Widget shell_widget; |
3474 | Widget pane_widget; | |
6c32dd68 | 3475 | Widget frame_widget; |
9ef48a9d RS |
3476 | Arg al [25]; |
3477 | int ac; | |
3478 | ||
3479 | BLOCK_INPUT; | |
3480 | ||
b7975ee4 KH |
3481 | /* Use the resource name as the top-level widget name |
3482 | for looking up resources. Make a non-Lisp copy | |
3483 | for the window manager, so GC relocation won't bother it. | |
3484 | ||
3485 | Elsewhere we specify the window name for the window manager. */ | |
3486 | ||
cca176a0 | 3487 | { |
b7975ee4 KH |
3488 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3489 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3490 | strcpy (f->namebuf, str); |
3491 | } | |
9ef48a9d RS |
3492 | |
3493 | ac = 0; | |
3494 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3495 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3496 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3497 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
9b2956e2 GM |
3498 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3499 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3500 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 3501 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3502 | applicationShellWidgetClass, |
82c90203 | 3503 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3504 | |
7556890b | 3505 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3506 | /* maybe_set_screen_title_format (shell_widget); */ |
3507 | ||
6c32dd68 PR |
3508 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3509 | (widget_value *) NULL, | |
3510 | shell_widget, False, | |
3511 | (lw_callback) NULL, | |
3512 | (lw_callback) NULL, | |
b6e11efd | 3513 | (lw_callback) NULL, |
6c32dd68 | 3514 | (lw_callback) NULL); |
9ef48a9d | 3515 | |
9b2956e2 GM |
3516 | ac = 0; |
3517 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
3518 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3519 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3520 | XtSetValues (pane_widget, al, ac); | |
7556890b | 3521 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3522 | |
9ef48a9d | 3523 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3524 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3525 | |
3526 | ac = 0; | |
3527 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3528 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3529 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3530 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3531 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
3532 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3533 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3534 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3535 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
3536 | al, ac); | |
9ef48a9d | 3537 | |
7556890b | 3538 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3539 | |
6c32dd68 | 3540 | XtManageChild (frame_widget); |
a7f7d550 FP |
3541 | |
3542 | /* Do some needed geometry management. */ | |
3543 | { | |
3544 | int len; | |
3545 | char *tem, shell_position[32]; | |
3546 | Arg al[2]; | |
3547 | int ac = 0; | |
5031cc10 | 3548 | int extra_borders = 0; |
8fc2766b | 3549 | int menubar_size |
7556890b RS |
3550 | = (f->output_data.x->menubar_widget |
3551 | ? (f->output_data.x->menubar_widget->core.height | |
3552 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3553 | : 0); |
a7f7d550 | 3554 | |
f7008aff RS |
3555 | #if 0 /* Experimentally, we now get the right results |
3556 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3557 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3558 | { | |
dd254b21 | 3559 | Dimension ibw = 0; |
01cbdba5 RS |
3560 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3561 | menubar_size += ibw; | |
3562 | } | |
f7008aff | 3563 | #endif |
01cbdba5 | 3564 | |
7556890b | 3565 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3566 | |
440b0bfd | 3567 | #ifndef USE_LUCID |
5031cc10 KH |
3568 | /* Motif seems to need this amount added to the sizes |
3569 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3570 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3571 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3572 | &extra_borders, NULL); | |
3573 | extra_borders *= 2; | |
3574 | #endif | |
5031cc10 | 3575 | |
97787173 RS |
3576 | /* Convert our geometry parameters into a geometry string |
3577 | and specify it. | |
3578 | Note that we do not specify here whether the position | |
3579 | is a user-specified or program-specified one. | |
3580 | We pass that information later, in x_wm_set_size_hints. */ | |
3581 | { | |
7556890b | 3582 | int left = f->output_data.x->left_pos; |
97787173 | 3583 | int xneg = window_prompting & XNegative; |
7556890b | 3584 | int top = f->output_data.x->top_pos; |
97787173 RS |
3585 | int yneg = window_prompting & YNegative; |
3586 | if (xneg) | |
3587 | left = -left; | |
3588 | if (yneg) | |
3589 | top = -top; | |
c760f47e KH |
3590 | |
3591 | if (window_prompting & USPosition) | |
5031cc10 KH |
3592 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3593 | PIXEL_WIDTH (f) + extra_borders, | |
3594 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3595 | (xneg ? '-' : '+'), left, |
3596 | (yneg ? '-' : '+'), top); | |
3597 | else | |
5031cc10 KH |
3598 | sprintf (shell_position, "=%dx%d", |
3599 | PIXEL_WIDTH (f) + extra_borders, | |
3600 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3601 | } |
3602 | ||
a7f7d550 | 3603 | len = strlen (shell_position) + 1; |
77110caa RS |
3604 | /* We don't free this because we don't know whether |
3605 | it is safe to free it while the frame exists. | |
3606 | It isn't worth the trouble of arranging to free it | |
3607 | when the frame is deleted. */ | |
a7f7d550 FP |
3608 | tem = (char *) xmalloc (len); |
3609 | strncpy (tem, shell_position, len); | |
3610 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3611 | XtSetValues (shell_widget, al, ac); | |
3612 | } | |
3613 | ||
9ef48a9d RS |
3614 | XtManageChild (pane_widget); |
3615 | XtRealizeWidget (shell_widget); | |
3616 | ||
6c32dd68 | 3617 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3618 | |
3619 | validate_x_resource_name (); | |
b7975ee4 | 3620 | |
9ef48a9d | 3621 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3622 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3623 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3624 | |
3625 | #ifdef HAVE_X_I18N | |
3626 | FRAME_XIC (f) = NULL; | |
4bd777b8 | 3627 | #ifdef USE_XIM |
5a7df7d7 | 3628 | create_frame_xic (f); |
4bd777b8 | 3629 | #endif |
5a7df7d7 | 3630 | #endif |
64d16748 | 3631 | |
7556890b RS |
3632 | f->output_data.x->wm_hints.input = True; |
3633 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3634 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3635 | &f->output_data.x->wm_hints); |
b8228beb | 3636 | |
c4ec904f | 3637 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3638 | |
6c32dd68 PR |
3639 | #ifdef HACK_EDITRES |
3640 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3641 | #endif | |
3642 | ||
9ef48a9d | 3643 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3644 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3645 | be initialized to something relevant to the time we created the window. |
3646 | */ | |
6c32dd68 | 3647 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3648 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3649 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3650 | (unsigned char*) NULL, 0); |
3651 | ||
5a7df7d7 | 3652 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3653 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3654 | |
3655 | #ifdef HAVE_X_I18N | |
3656 | if (FRAME_XIC (f)) | |
3657 | { | |
3658 | /* XIM server might require some X events. */ | |
3659 | unsigned long fevent = NoEventMask; | |
3660 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3661 | attributes.event_mask |= fevent; | |
3662 | } | |
3663 | #endif /* HAVE_X_I18N */ | |
3664 | ||
31ac8d8c FP |
3665 | attribute_mask = CWEventMask; |
3666 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3667 | attribute_mask, &attributes); | |
3668 | ||
6c32dd68 | 3669 | XtMapWidget (frame_widget); |
9ef48a9d | 3670 | |
8fc2766b RS |
3671 | /* x_set_name normally ignores requests to set the name if the |
3672 | requested name is the same as the current name. This is the one | |
3673 | place where that assumption isn't correct; f->name is set, but | |
3674 | the X server hasn't been told. */ | |
3675 | { | |
3676 | Lisp_Object name; | |
3677 | int explicit = f->explicit_name; | |
3678 | ||
3679 | f->explicit_name = 0; | |
3680 | name = f->name; | |
3681 | f->name = Qnil; | |
3682 | x_set_name (f, name, explicit); | |
3683 | } | |
3684 | ||
b9dc4443 | 3685 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3686 | f->output_data.x->text_cursor); |
8fc2766b RS |
3687 | |
3688 | UNBLOCK_INPUT; | |
3689 | ||
495fa05e GM |
3690 | /* This is a no-op, except under Motif. Make sure main areas are |
3691 | set to something reasonable, in case we get an error later. */ | |
3692 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3693 | } |
3694 | ||
9ef48a9d RS |
3695 | #else /* not USE_X_TOOLKIT */ |
3696 | ||
8fc2766b RS |
3697 | /* Create and set up the X window for frame F. */ |
3698 | ||
201d8c78 | 3699 | void |
8fc2766b RS |
3700 | x_window (f) |
3701 | struct frame *f; | |
3702 | ||
3703 | { | |
3704 | XClassHint class_hints; | |
3705 | XSetWindowAttributes attributes; | |
3706 | unsigned long attribute_mask; | |
3707 | ||
7556890b RS |
3708 | attributes.background_pixel = f->output_data.x->background_pixel; |
3709 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3710 | attributes.bit_gravity = StaticGravity; |
3711 | attributes.backing_store = NotUseful; | |
3712 | attributes.save_under = True; | |
3713 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
3714 | attributes.colormap = FRAME_X_COLORMAP (f); |
3715 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
3716 | | CWColormap); | |
01f1ba30 JB |
3717 | |
3718 | BLOCK_INPUT; | |
fe24a618 | 3719 | FRAME_X_WINDOW (f) |
b9dc4443 | 3720 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
3721 | f->output_data.x->parent_desc, |
3722 | f->output_data.x->left_pos, | |
3723 | f->output_data.x->top_pos, | |
f676886a | 3724 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 3725 | f->output_data.x->border_width, |
01f1ba30 JB |
3726 | CopyFromParent, /* depth */ |
3727 | InputOutput, /* class */ | |
383d6ffc | 3728 | FRAME_X_VISUAL (f), |
01f1ba30 | 3729 | attribute_mask, &attributes); |
5a7df7d7 GM |
3730 | |
3731 | #ifdef HAVE_X_I18N | |
4bd777b8 | 3732 | #ifdef USE_XIM |
5a7df7d7 GM |
3733 | create_frame_xic (f); |
3734 | if (FRAME_XIC (f)) | |
3735 | { | |
3736 | /* XIM server might require some X events. */ | |
3737 | unsigned long fevent = NoEventMask; | |
3738 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3739 | attributes.event_mask |= fevent; | |
3740 | attribute_mask = CWEventMask; | |
3741 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3742 | attribute_mask, &attributes); | |
3743 | } | |
4bd777b8 | 3744 | #endif |
5a7df7d7 GM |
3745 | #endif /* HAVE_X_I18N */ |
3746 | ||
d387c960 | 3747 | validate_x_resource_name (); |
b7975ee4 | 3748 | |
d387c960 | 3749 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3750 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3751 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 3752 | |
00983aba KH |
3753 | /* The menubar is part of the ordinary display; |
3754 | it does not count in addition to the height of the window. */ | |
7556890b | 3755 | f->output_data.x->menubar_height = 0; |
00983aba | 3756 | |
179956b9 JB |
3757 | /* This indicates that we use the "Passive Input" input model. |
3758 | Unless we do this, we don't get the Focus{In,Out} events that we | |
3759 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 3760 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 3761 | |
7556890b RS |
3762 | f->output_data.x->wm_hints.input = True; |
3763 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3764 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3765 | &f->output_data.x->wm_hints); |
6d078211 | 3766 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 3767 | |
032e4ebe RS |
3768 | /* Request "save yourself" and "delete window" commands from wm. */ |
3769 | { | |
3770 | Atom protocols[2]; | |
b9dc4443 RS |
3771 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
3772 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
3773 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 3774 | } |
9ef48a9d | 3775 | |
e373f201 JB |
3776 | /* x_set_name normally ignores requests to set the name if the |
3777 | requested name is the same as the current name. This is the one | |
3778 | place where that assumption isn't correct; f->name is set, but | |
3779 | the X server hasn't been told. */ | |
3780 | { | |
98381190 | 3781 | Lisp_Object name; |
cf177271 | 3782 | int explicit = f->explicit_name; |
e373f201 | 3783 | |
cf177271 | 3784 | f->explicit_name = 0; |
98381190 KH |
3785 | name = f->name; |
3786 | f->name = Qnil; | |
cf177271 | 3787 | x_set_name (f, name, explicit); |
e373f201 JB |
3788 | } |
3789 | ||
b9dc4443 | 3790 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3791 | f->output_data.x->text_cursor); |
9ef48a9d | 3792 | |
01f1ba30 JB |
3793 | UNBLOCK_INPUT; |
3794 | ||
fe24a618 | 3795 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 3796 | error ("Unable to create window"); |
01f1ba30 JB |
3797 | } |
3798 | ||
8fc2766b RS |
3799 | #endif /* not USE_X_TOOLKIT */ |
3800 | ||
01f1ba30 JB |
3801 | /* Handle the icon stuff for this window. Perhaps later we might |
3802 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 3803 | well. */ |
01f1ba30 JB |
3804 | |
3805 | static void | |
f676886a JB |
3806 | x_icon (f, parms) |
3807 | struct frame *f; | |
01f1ba30 JB |
3808 | Lisp_Object parms; |
3809 | { | |
f9942c9e | 3810 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 3811 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3812 | |
3813 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 3814 | icons in an icon window. */ |
333b20bb GM |
3815 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
3816 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 3817 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 3818 | { |
f9942c9e JB |
3819 | CHECK_NUMBER (icon_x, 0); |
3820 | CHECK_NUMBER (icon_y, 0); | |
01f1ba30 | 3821 | } |
f9942c9e | 3822 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 3823 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 3824 | |
f9942c9e JB |
3825 | BLOCK_INPUT; |
3826 | ||
fe24a618 JB |
3827 | if (! EQ (icon_x, Qunbound)) |
3828 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 3829 | |
01f1ba30 | 3830 | /* Start up iconic or window? */ |
49795535 | 3831 | x_wm_set_window_state |
333b20bb GM |
3832 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
3833 | Qicon) | |
49795535 JB |
3834 | ? IconicState |
3835 | : NormalState)); | |
01f1ba30 | 3836 | |
f468da95 RS |
3837 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
3838 | ? f->icon_name | |
3839 | : f->name))->data); | |
80534dd6 | 3840 | |
01f1ba30 JB |
3841 | UNBLOCK_INPUT; |
3842 | } | |
3843 | ||
b243755a | 3844 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
3845 | background, border and mouse colors; also create the |
3846 | mouse cursor and the gray border tile. */ | |
3847 | ||
f945b920 JB |
3848 | static char cursor_bits[] = |
3849 | { | |
3850 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3851 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3852 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3853 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
3854 | }; | |
3855 | ||
01f1ba30 | 3856 | static void |
f676886a JB |
3857 | x_make_gc (f) |
3858 | struct frame *f; | |
01f1ba30 JB |
3859 | { |
3860 | XGCValues gc_values; | |
01f1ba30 | 3861 | |
6afb1d07 JB |
3862 | BLOCK_INPUT; |
3863 | ||
b243755a | 3864 | /* Create the GCs of this frame. |
9ef48a9d | 3865 | Note that many default values are used. */ |
01f1ba30 JB |
3866 | |
3867 | /* Normal video */ | |
7556890b RS |
3868 | gc_values.font = f->output_data.x->font->fid; |
3869 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
3870 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 3871 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
7556890b | 3872 | f->output_data.x->normal_gc = XCreateGC (FRAME_X_DISPLAY (f), |
fe24a618 | 3873 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3874 | GCLineWidth | GCFont |
3875 | | GCForeground | GCBackground, | |
3876 | &gc_values); | |
3877 | ||
b9dc4443 | 3878 | /* Reverse video style. */ |
7556890b RS |
3879 | gc_values.foreground = f->output_data.x->background_pixel; |
3880 | gc_values.background = f->output_data.x->foreground_pixel; | |
3881 | f->output_data.x->reverse_gc = XCreateGC (FRAME_X_DISPLAY (f), | |
fe24a618 | 3882 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3883 | GCFont | GCForeground | GCBackground |
3884 | | GCLineWidth, | |
3885 | &gc_values); | |
3886 | ||
9ef48a9d | 3887 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
3888 | gc_values.foreground = f->output_data.x->background_pixel; |
3889 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
3890 | gc_values.fill_style = FillOpaqueStippled; |
3891 | gc_values.stipple | |
b9dc4443 RS |
3892 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
3893 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 3894 | cursor_bits, 16, 16); |
7556890b | 3895 | f->output_data.x->cursor_gc |
b9dc4443 | 3896 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 3897 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 3898 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
3899 | &gc_values); |
3900 | ||
333b20bb GM |
3901 | /* Reliefs. */ |
3902 | f->output_data.x->white_relief.gc = 0; | |
3903 | f->output_data.x->black_relief.gc = 0; | |
3904 | ||
01f1ba30 | 3905 | /* Create the gray border tile used when the pointer is not in |
f676886a | 3906 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 3907 | this must be done on a per-frame basis. */ |
7556890b | 3908 | f->output_data.x->border_tile |
d043f1a4 | 3909 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 3910 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 3911 | gray_bits, gray_width, gray_height, |
7556890b RS |
3912 | f->output_data.x->foreground_pixel, |
3913 | f->output_data.x->background_pixel, | |
b9dc4443 RS |
3914 | DefaultDepth (FRAME_X_DISPLAY (f), |
3915 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))))); | |
6afb1d07 JB |
3916 | |
3917 | UNBLOCK_INPUT; | |
01f1ba30 | 3918 | } |
01f1ba30 | 3919 | |
f676886a | 3920 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 3921 | 1, 1, 0, |
f676886a | 3922 | "Make a new X window, which is called a \"frame\" in Emacs terms.\n\ |
08a90d6a | 3923 | Returns an Emacs frame object.\n\ |
f676886a JB |
3924 | ALIST is an alist of frame parameters.\n\ |
3925 | If the parameters specify that the frame should not have a minibuffer,\n\ | |
e22d6b02 | 3926 | and do not specify a specific minibuffer window to use,\n\ |
f676886a | 3927 | then `default-minibuffer-frame' must be a frame whose minibuffer can\n\ |
08a90d6a RS |
3928 | be shared by the new frame.\n\ |
3929 | \n\ | |
3930 | This function is an internal primitive--use `make-frame' instead.") | |
01f1ba30 JB |
3931 | (parms) |
3932 | Lisp_Object parms; | |
3933 | { | |
f676886a | 3934 | struct frame *f; |
2365c027 | 3935 | Lisp_Object frame, tem; |
01f1ba30 JB |
3936 | Lisp_Object name; |
3937 | int minibuffer_only = 0; | |
3938 | long window_prompting = 0; | |
3939 | int width, height; | |
9ef48a9d | 3940 | int count = specpdl_ptr - specpdl; |
ecaca587 | 3941 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 3942 | Lisp_Object display; |
333b20bb | 3943 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 3944 | Lisp_Object parent; |
e557f19d | 3945 | struct kboard *kb; |
01f1ba30 | 3946 | |
11ae94fe | 3947 | check_x (); |
01f1ba30 | 3948 | |
b7975ee4 KH |
3949 | /* Use this general default value to start with |
3950 | until we know if this frame has a specified name. */ | |
3951 | Vx_resource_name = Vinvocation_name; | |
3952 | ||
333b20bb | 3953 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
3954 | if (EQ (display, Qunbound)) |
3955 | display = Qnil; | |
3956 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
3957 | #ifdef MULTI_KBOARD |
3958 | kb = dpyinfo->kboard; | |
3959 | #else | |
3960 | kb = &the_only_kboard; | |
3961 | #endif | |
b9dc4443 | 3962 | |
333b20bb | 3963 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 3964 | if (!STRINGP (name) |
cf177271 JB |
3965 | && ! EQ (name, Qunbound) |
3966 | && ! NILP (name)) | |
08a90d6a | 3967 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 3968 | |
b7975ee4 KH |
3969 | if (STRINGP (name)) |
3970 | Vx_resource_name = name; | |
3971 | ||
a59e4f3d | 3972 | /* See if parent window is specified. */ |
333b20bb | 3973 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
3974 | if (EQ (parent, Qunbound)) |
3975 | parent = Qnil; | |
3976 | if (! NILP (parent)) | |
3977 | CHECK_NUMBER (parent, 0); | |
3978 | ||
ecaca587 RS |
3979 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
3980 | /* No need to protect DISPLAY because that's not used after passing | |
3981 | it to make_frame_without_minibuffer. */ | |
3982 | frame = Qnil; | |
3983 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
3984 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
3985 | RES_TYPE_SYMBOL); | |
f9942c9e | 3986 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 3987 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 3988 | else if (EQ (tem, Qonly)) |
01f1ba30 | 3989 | { |
f676886a | 3990 | f = make_minibuffer_frame (); |
01f1ba30 JB |
3991 | minibuffer_only = 1; |
3992 | } | |
6a5e54e2 | 3993 | else if (WINDOWP (tem)) |
2526c290 | 3994 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
3995 | else |
3996 | f = make_frame (1); | |
01f1ba30 | 3997 | |
ecaca587 RS |
3998 | XSETFRAME (frame, f); |
3999 | ||
a3c87d4e JB |
4000 | /* Note that X Windows does support scroll bars. */ |
4001 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 4002 | |
08a90d6a | 4003 | f->output_method = output_x_window; |
7556890b RS |
4004 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
4005 | bzero (f->output_data.x, sizeof (struct x_output)); | |
4006 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 4007 | f->output_data.x->fontset = -1; |
333b20bb GM |
4008 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
4009 | f->output_data.x->scroll_bar_background_pixel = -1; | |
08a90d6a | 4010 | |
f468da95 | 4011 | f->icon_name |
333b20bb GM |
4012 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
4013 | RES_TYPE_STRING); | |
f468da95 RS |
4014 | if (! STRINGP (f->icon_name)) |
4015 | f->icon_name = Qnil; | |
80534dd6 | 4016 | |
08a90d6a | 4017 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
73410c76 | 4018 | #ifdef MULTI_KBOARD |
e557f19d | 4019 | FRAME_KBOARD (f) = kb; |
73410c76 | 4020 | #endif |
08a90d6a | 4021 | |
9b2956e2 GM |
4022 | /* These colors will be set anyway later, but it's important |
4023 | to get the color reference counts right, so initialize them! */ | |
4024 | { | |
4025 | Lisp_Object black; | |
4026 | struct gcpro gcpro1; | |
4027 | ||
4028 | black = build_string ("black"); | |
4029 | GCPRO1 (black); | |
4030 | f->output_data.x->foreground_pixel | |
4031 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4032 | f->output_data.x->background_pixel | |
4033 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4034 | f->output_data.x->cursor_pixel | |
4035 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4036 | f->output_data.x->cursor_foreground_pixel | |
4037 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4038 | f->output_data.x->border_pixel | |
4039 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4040 | f->output_data.x->mouse_pixel | |
4041 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4042 | UNGCPRO; | |
4043 | } | |
4044 | ||
a59e4f3d RS |
4045 | /* Specify the parent under which to make this X window. */ |
4046 | ||
4047 | if (!NILP (parent)) | |
4048 | { | |
8c239ac3 | 4049 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 4050 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
4051 | } |
4052 | else | |
4053 | { | |
7556890b RS |
4054 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
4055 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
4056 | } |
4057 | ||
cf177271 JB |
4058 | /* Set the name; the functions to which we pass f expect the name to |
4059 | be set. */ | |
4060 | if (EQ (name, Qunbound) || NILP (name)) | |
4061 | { | |
08a90d6a | 4062 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
4063 | f->explicit_name = 0; |
4064 | } | |
4065 | else | |
4066 | { | |
4067 | f->name = name; | |
4068 | f->explicit_name = 1; | |
9ef48a9d RS |
4069 | /* use the frame's title when getting resources for this frame. */ |
4070 | specbind (Qx_resource_name, name); | |
cf177271 | 4071 | } |
01f1ba30 | 4072 | |
01f1ba30 JB |
4073 | /* Extract the window parameters from the supplied values |
4074 | that are needed to determine window geometry. */ | |
d387c960 JB |
4075 | { |
4076 | Lisp_Object font; | |
4077 | ||
333b20bb | 4078 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 4079 | |
6817eab4 | 4080 | BLOCK_INPUT; |
e5e548e3 RS |
4081 | /* First, try whatever font the caller has specified. */ |
4082 | if (STRINGP (font)) | |
942ea06d | 4083 | { |
49965a29 | 4084 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
4085 | if (STRINGP (tem)) |
4086 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
4087 | else |
4088 | font = x_new_font (f, XSTRING (font)->data); | |
4089 | } | |
333b20bb | 4090 | |
e5e548e3 | 4091 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
4092 | if (!STRINGP (font)) |
4093 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 4094 | if (!STRINGP (font)) |
a6ac02af | 4095 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 4096 | if (! STRINGP (font)) |
a6ac02af | 4097 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
4098 | if (! STRINGP (font)) |
4099 | /* This was formerly the first thing tried, but it finds too many fonts | |
4100 | and takes too long. */ | |
4101 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
4102 | /* If those didn't work, look for something which will at least work. */ | |
4103 | if (! STRINGP (font)) | |
a6ac02af | 4104 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
4105 | UNBLOCK_INPUT; |
4106 | if (! STRINGP (font)) | |
e5e548e3 RS |
4107 | font = build_string ("fixed"); |
4108 | ||
477f8642 | 4109 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 4110 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 4111 | } |
9ef48a9d | 4112 | |
e3881aa0 | 4113 | #ifdef USE_LUCID |
82c90203 RS |
4114 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
4115 | whereby it fails to get any font. */ | |
7556890b | 4116 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 4117 | #endif |
82c90203 | 4118 | |
cf177271 | 4119 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
4120 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
4121 | ||
ddf768c3 JB |
4122 | /* This defaults to 2 in order to match xterm. We recognize either |
4123 | internalBorderWidth or internalBorder (which is what xterm calls | |
4124 | it). */ | |
4125 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4126 | { | |
4127 | Lisp_Object value; | |
4128 | ||
abb4b7ec | 4129 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 4130 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
4131 | if (! EQ (value, Qunbound)) |
4132 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4133 | parms); | |
4134 | } | |
dca97592 | 4135 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
4136 | "internalBorderWidth", "internalBorderWidth", |
4137 | RES_TYPE_NUMBER); | |
1ab3d87e | 4138 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
4139 | "verticalScrollBars", "ScrollBars", |
4140 | RES_TYPE_SYMBOL); | |
01f1ba30 | 4141 | |
b9dc4443 | 4142 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 4143 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4144 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4145 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4146 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4147 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4148 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4149 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4150 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4151 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4152 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4153 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4154 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
4155 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
4156 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
333b20bb GM |
4157 | |
4158 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4159 | "scrollBarForeground", | |
4160 | "ScrollBarForeground", 1); | |
4161 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4162 | "scrollBarBackground", | |
4163 | "ScrollBarBackground", 0); | |
4164 | ||
4165 | /* Init faces before x_default_parameter is called for scroll-bar | |
4166 | parameters because that function calls x_set_scroll_bar_width, | |
4167 | which calls change_frame_size, which calls Fset_window_buffer, | |
4168 | which runs hooks, which call Fvertical_motion. At the end, we | |
4169 | end up in init_iterator with a null face cache, which should not | |
4170 | happen. */ | |
4171 | init_frame_faces (f); | |
4172 | ||
c7bcb20d | 4173 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4174 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
9ea173e8 | 4175 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), |
333b20bb | 4176 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4177 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4178 | "bufferPredicate", "BufferPredicate", |
4179 | RES_TYPE_SYMBOL); | |
c2304e02 | 4180 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4181 | "title", "Title", RES_TYPE_STRING); |
90eb1019 | 4182 | |
7556890b | 4183 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
f676886a | 4184 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4185 | |
f83f10ba | 4186 | if (window_prompting & XNegative) |
2365c027 | 4187 | { |
f83f10ba | 4188 | if (window_prompting & YNegative) |
7556890b | 4189 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4190 | else |
7556890b | 4191 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4192 | } |
4193 | else | |
4194 | { | |
4195 | if (window_prompting & YNegative) | |
7556890b | 4196 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4197 | else |
7556890b | 4198 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4199 | } |
4200 | ||
7556890b | 4201 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4202 | |
495fa05e GM |
4203 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4204 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4205 | ||
9ea173e8 | 4206 | /* Create the X widget or window. Add the tool-bar height to the |
333b20bb GM |
4207 | initial frame height so that the user gets a text display area of |
4208 | the size he specified with -g or via .Xdefaults. Later changes | |
9ea173e8 | 4209 | of the tool-bar height don't change the frame size. This is done |
333b20bb | 4210 | so that users can create tall Emacs frames without having to |
9ea173e8 GM |
4211 | guess how tall the tool-bar will get. */ |
4212 | f->height += FRAME_TOOL_BAR_LINES (f); | |
495fa05e | 4213 | |
a7f7d550 FP |
4214 | #ifdef USE_X_TOOLKIT |
4215 | x_window (f, window_prompting, minibuffer_only); | |
4216 | #else | |
f676886a | 4217 | x_window (f); |
a7f7d550 | 4218 | #endif |
495fa05e | 4219 | |
f676886a JB |
4220 | x_icon (f, parms); |
4221 | x_make_gc (f); | |
01f1ba30 | 4222 | |
495fa05e GM |
4223 | /* Now consider the frame official. */ |
4224 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4225 | Vframe_list = Fcons (frame, Vframe_list); | |
4226 | ||
f9942c9e JB |
4227 | /* We need to do this after creating the X window, so that the |
4228 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4229 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4230 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4231 | |
cf177271 | 4232 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4233 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4234 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4235 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4236 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4237 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4238 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4239 | "scrollBarWidth", "ScrollBarWidth", | |
4240 | RES_TYPE_NUMBER); | |
f9942c9e | 4241 | |
f676886a | 4242 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4243 | Change will not be effected unless different from the current |
b9dc4443 | 4244 | f->height. */ |
f676886a JB |
4245 | width = f->width; |
4246 | height = f->height; | |
1ab3d87e RS |
4247 | f->height = 0; |
4248 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4249 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4250 | |
495fa05e GM |
4251 | /* Set up faces after all frame parameters are known. */ |
4252 | call1 (Qface_set_after_frame_default, frame); | |
05c8abbe | 4253 | |
495fa05e GM |
4254 | #ifdef USE_X_TOOLKIT |
4255 | /* Create the menu bar. */ | |
4256 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4257 | { | |
4258 | /* If this signals an error, we haven't set size hints for the | |
4259 | frame and we didn't make it visible. */ | |
4260 | initialize_frame_menubar (f); | |
4261 | ||
4262 | /* This is a no-op, except under Motif where it arranges the | |
4263 | main window for the widgets on it. */ | |
4264 | lw_set_main_areas (f->output_data.x->column_widget, | |
4265 | f->output_data.x->menubar_widget, | |
4266 | f->output_data.x->edit_widget); | |
4267 | } | |
4268 | #endif /* USE_X_TOOLKIT */ | |
4269 | ||
4270 | /* Tell the server what size and position, etc, we want, and how | |
4271 | badly we want them. This should be done after we have the menu | |
4272 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4273 | BLOCK_INPUT; |
7989f084 | 4274 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4275 | UNBLOCK_INPUT; |
4276 | ||
495fa05e GM |
4277 | /* Make the window appear on the frame and enable display, unless |
4278 | the caller says not to. However, with explicit parent, Emacs | |
4279 | cannot control visibility, so don't try. */ | |
7556890b | 4280 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4281 | { |
4282 | Lisp_Object visibility; | |
49795535 | 4283 | |
333b20bb GM |
4284 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4285 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4286 | if (EQ (visibility, Qunbound)) |
4287 | visibility = Qt; | |
49795535 | 4288 | |
a59e4f3d RS |
4289 | if (EQ (visibility, Qicon)) |
4290 | x_iconify_frame (f); | |
4291 | else if (! NILP (visibility)) | |
4292 | x_make_frame_visible (f); | |
4293 | else | |
4294 | /* Must have been Qnil. */ | |
4295 | ; | |
4296 | } | |
01f1ba30 | 4297 | |
495fa05e | 4298 | UNGCPRO; |
9ef48a9d | 4299 | return unbind_to (count, frame); |
01f1ba30 JB |
4300 | } |
4301 | ||
0d17d282 KH |
4302 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4303 | display info directly because we're called from frame.c, which doesn't | |
4304 | know about that structure. */ | |
e4f79258 | 4305 | |
87498171 | 4306 | Lisp_Object |
0d17d282 KH |
4307 | x_get_focus_frame (frame) |
4308 | struct frame *frame; | |
87498171 | 4309 | { |
0d17d282 | 4310 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4311 | Lisp_Object xfocus; |
0d17d282 | 4312 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4313 | return Qnil; |
4314 | ||
0d17d282 | 4315 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4316 | return xfocus; |
4317 | } | |
f0614854 | 4318 | |
3decc1e7 GM |
4319 | |
4320 | /* In certain situations, when the window manager follows a | |
4321 | click-to-focus policy, there seems to be no way around calling | |
4322 | XSetInputFocus to give another frame the input focus . | |
4323 | ||
4324 | In an ideal world, XSetInputFocus should generally be avoided so | |
4325 | that applications don't interfere with the window manager's focus | |
4326 | policy. But I think it's okay to use when it's clearly done | |
4327 | following a user-command. */ | |
4328 | ||
4329 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
4330 | "Set the input focus to FRAME.\n\ | |
4331 | FRAME nil means use the selected frame.") | |
4332 | (frame) | |
4333 | Lisp_Object frame; | |
4334 | { | |
4335 | struct frame *f = check_x_frame (frame); | |
4336 | Display *dpy = FRAME_X_DISPLAY (f); | |
4337 | int count; | |
4338 | ||
4339 | BLOCK_INPUT; | |
4340 | count = x_catch_errors (dpy); | |
4341 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4342 | RevertToParent, CurrentTime); | |
4343 | x_uncatch_errors (dpy, count); | |
4344 | UNBLOCK_INPUT; | |
4345 | ||
4346 | return Qnil; | |
4347 | } | |
4348 | ||
f0614854 | 4349 | \f |
2d764c78 EZ |
4350 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
4351 | "Internal function called by `color-defined-p', which see.") | |
b9dc4443 RS |
4352 | (color, frame) |
4353 | Lisp_Object color, frame; | |
e12d55b2 | 4354 | { |
b9dc4443 RS |
4355 | XColor foo; |
4356 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4357 | |
b9dc4443 RS |
4358 | CHECK_STRING (color, 1); |
4359 | ||
2d764c78 | 4360 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4361 | return Qt; |
4362 | else | |
4363 | return Qnil; | |
4364 | } | |
4365 | ||
2d764c78 EZ |
4366 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
4367 | "Internal function called by `color-values', which see.") | |
b9dc4443 RS |
4368 | (color, frame) |
4369 | Lisp_Object color, frame; | |
01f1ba30 | 4370 | { |
b9dc4443 RS |
4371 | XColor foo; |
4372 | FRAME_PTR f = check_x_frame (frame); | |
4373 | ||
4374 | CHECK_STRING (color, 1); | |
01f1ba30 | 4375 | |
2d764c78 | 4376 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4377 | { |
4378 | Lisp_Object rgb[3]; | |
4379 | ||
4380 | rgb[0] = make_number (foo.red); | |
4381 | rgb[1] = make_number (foo.green); | |
4382 | rgb[2] = make_number (foo.blue); | |
4383 | return Flist (3, rgb); | |
4384 | } | |
01f1ba30 JB |
4385 | else |
4386 | return Qnil; | |
4387 | } | |
4388 | ||
2d764c78 EZ |
4389 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
4390 | "Internal function called by `display-color-p', which see.") | |
08a90d6a RS |
4391 | (display) |
4392 | Lisp_Object display; | |
01f1ba30 | 4393 | { |
08a90d6a | 4394 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4395 | |
b9dc4443 | 4396 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4397 | return Qnil; |
4398 | ||
b9dc4443 | 4399 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4400 | { |
4401 | case StaticColor: | |
4402 | case PseudoColor: | |
4403 | case TrueColor: | |
4404 | case DirectColor: | |
4405 | return Qt; | |
4406 | ||
4407 | default: | |
4408 | return Qnil; | |
4409 | } | |
4410 | } | |
4411 | ||
d0c9d219 | 4412 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
b9dc4443 | 4413 | 0, 1, 0, |
08a90d6a | 4414 | "Return t if the X display supports shades of gray.\n\ |
ae6b58f9 | 4415 | Note that color displays do support shades of gray.\n\ |
08a90d6a RS |
4416 | The optional argument DISPLAY specifies which display to ask about.\n\ |
4417 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4418 | If omitted or nil, that stands for the selected frame's display.") | |
4419 | (display) | |
4420 | Lisp_Object display; | |
d0c9d219 | 4421 | { |
08a90d6a | 4422 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4423 | |
ae6b58f9 | 4424 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4425 | return Qnil; |
4426 | ||
ae6b58f9 RS |
4427 | switch (dpyinfo->visual->class) |
4428 | { | |
4429 | case StaticColor: | |
4430 | case PseudoColor: | |
4431 | case TrueColor: | |
4432 | case DirectColor: | |
4433 | case StaticGray: | |
4434 | case GrayScale: | |
4435 | return Qt; | |
4436 | ||
4437 | default: | |
4438 | return Qnil; | |
4439 | } | |
d0c9d219 RS |
4440 | } |
4441 | ||
41beb8fc RS |
4442 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
4443 | 0, 1, 0, | |
08a90d6a RS |
4444 | "Returns the width 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->width); | |
41beb8fc RS |
4454 | } |
4455 | ||
4456 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
4457 | Sx_display_pixel_height, 0, 1, 0, | |
08a90d6a RS |
4458 | "Returns the height in pixels 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->height); | |
41beb8fc RS |
4468 | } |
4469 | ||
4470 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
4471 | 0, 1, 0, | |
08a90d6a RS |
4472 | "Returns the number of bitplanes 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 (dpyinfo->n_planes); | |
41beb8fc RS |
4482 | } |
4483 | ||
4484 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
4485 | 0, 1, 0, | |
08a90d6a RS |
4486 | "Returns the number of color cells of the X display DISPLAY.\n\ |
4487 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4488 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4489 | If omitted or nil, that stands for the selected frame's display.") | |
4490 | (display) | |
4491 | Lisp_Object display; | |
41beb8fc | 4492 | { |
08a90d6a | 4493 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4494 | |
4495 | return make_number (DisplayCells (dpyinfo->display, | |
4496 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4497 | } |
4498 | ||
9d317b2c RS |
4499 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4500 | Sx_server_max_request_size, | |
4501 | 0, 1, 0, | |
08a90d6a RS |
4502 | "Returns the maximum request size of the X server of display DISPLAY.\n\ |
4503 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4504 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4505 | If omitted or nil, that stands for the selected frame's display.") | |
4506 | (display) | |
4507 | Lisp_Object display; | |
9d317b2c | 4508 | { |
08a90d6a | 4509 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4510 | |
4511 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4512 | } |
4513 | ||
41beb8fc | 4514 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
08a90d6a RS |
4515 | "Returns the vendor ID string of the X server of display DISPLAY.\n\ |
4516 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4517 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4518 | If omitted or nil, that stands for the selected frame's display.") | |
4519 | (display) | |
4520 | Lisp_Object display; | |
41beb8fc | 4521 | { |
08a90d6a | 4522 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4523 | char *vendor = ServerVendor (dpyinfo->display); |
4524 | ||
41beb8fc RS |
4525 | if (! vendor) vendor = ""; |
4526 | return build_string (vendor); | |
4527 | } | |
4528 | ||
4529 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
08a90d6a | 4530 | "Returns the version numbers of the X server of display DISPLAY.\n\ |
41beb8fc RS |
4531 | The value is a list of three integers: the major and minor\n\ |
4532 | version numbers of the X Protocol in use, and the vendor-specific release\n\ | |
08a90d6a RS |
4533 | number. See also the function `x-server-vendor'.\n\n\ |
4534 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4535 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4536 | If omitted or nil, that stands for the selected frame's display.") | |
4537 | (display) | |
4538 | Lisp_Object display; | |
41beb8fc | 4539 | { |
08a90d6a | 4540 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4541 | Display *dpy = dpyinfo->display; |
11ae94fe | 4542 | |
41beb8fc RS |
4543 | return Fcons (make_number (ProtocolVersion (dpy)), |
4544 | Fcons (make_number (ProtocolRevision (dpy)), | |
4545 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4546 | } | |
4547 | ||
4548 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
08a90d6a RS |
4549 | "Returns the number of screens on the X server of display DISPLAY.\n\ |
4550 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4551 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4552 | If omitted or nil, that stands for the selected frame's display.") | |
4553 | (display) | |
4554 | Lisp_Object display; | |
41beb8fc | 4555 | { |
08a90d6a | 4556 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4557 | |
4558 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4559 | } |
4560 | ||
4561 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
08a90d6a RS |
4562 | "Returns the height in millimeters of the X display DISPLAY.\n\ |
4563 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4564 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4565 | If omitted or nil, that stands for the selected frame's display.") | |
4566 | (display) | |
4567 | Lisp_Object display; | |
41beb8fc | 4568 | { |
08a90d6a | 4569 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4570 | |
4571 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4572 | } |
4573 | ||
4574 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
08a90d6a RS |
4575 | "Returns the width in millimeters of the X display DISPLAY.\n\ |
4576 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4577 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4578 | If omitted or nil, that stands for the selected frame's display.") | |
4579 | (display) | |
4580 | Lisp_Object display; | |
41beb8fc | 4581 | { |
08a90d6a | 4582 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4583 | |
4584 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4585 | } |
4586 | ||
4587 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
4588 | Sx_display_backing_store, 0, 1, 0, | |
08a90d6a RS |
4589 | "Returns an indication of whether X display DISPLAY does backing store.\n\ |
4590 | The value may be `always', `when-mapped', or `not-useful'.\n\ | |
4591 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4592 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4593 | If omitted or nil, that stands for the selected frame's display.") | |
4594 | (display) | |
4595 | Lisp_Object display; | |
41beb8fc | 4596 | { |
08a90d6a | 4597 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 4598 | Lisp_Object result; |
11ae94fe | 4599 | |
b9dc4443 | 4600 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
4601 | { |
4602 | case Always: | |
8ec8a5ec GM |
4603 | result = intern ("always"); |
4604 | break; | |
41beb8fc RS |
4605 | |
4606 | case WhenMapped: | |
8ec8a5ec GM |
4607 | result = intern ("when-mapped"); |
4608 | break; | |
41beb8fc RS |
4609 | |
4610 | case NotUseful: | |
8ec8a5ec GM |
4611 | result = intern ("not-useful"); |
4612 | break; | |
41beb8fc RS |
4613 | |
4614 | default: | |
4615 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 4616 | result = Qnil; |
41beb8fc | 4617 | } |
8ec8a5ec GM |
4618 | |
4619 | return result; | |
41beb8fc RS |
4620 | } |
4621 | ||
4622 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
4623 | Sx_display_visual_class, 0, 1, 0, | |
08a90d6a | 4624 | "Returns the visual class of the X display DISPLAY.\n\ |
41beb8fc | 4625 | The value is one of the symbols `static-gray', `gray-scale',\n\ |
08a90d6a RS |
4626 | `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\ |
4627 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4628 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4629 | If omitted or nil, that stands for the selected frame's display.") | |
4630 | (display) | |
4631 | Lisp_Object display; | |
41beb8fc | 4632 | { |
08a90d6a | 4633 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 4634 | Lisp_Object result; |
11ae94fe | 4635 | |
b9dc4443 | 4636 | switch (dpyinfo->visual->class) |
41beb8fc | 4637 | { |
8ec8a5ec GM |
4638 | case StaticGray: |
4639 | result = intern ("static-gray"); | |
4640 | break; | |
4641 | case GrayScale: | |
4642 | result = intern ("gray-scale"); | |
4643 | break; | |
4644 | case StaticColor: | |
4645 | result = intern ("static-color"); | |
4646 | break; | |
4647 | case PseudoColor: | |
4648 | result = intern ("pseudo-color"); | |
4649 | break; | |
4650 | case TrueColor: | |
4651 | result = intern ("true-color"); | |
4652 | break; | |
4653 | case DirectColor: | |
4654 | result = intern ("direct-color"); | |
4655 | break; | |
41beb8fc RS |
4656 | default: |
4657 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 4658 | result = Qnil; |
41beb8fc | 4659 | } |
8ec8a5ec GM |
4660 | |
4661 | return result; | |
41beb8fc RS |
4662 | } |
4663 | ||
4664 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
4665 | Sx_display_save_under, 0, 1, 0, | |
08a90d6a RS |
4666 | "Returns t if the X display DISPLAY supports the save-under feature.\n\ |
4667 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4668 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4669 | If omitted or nil, that stands for the selected frame's display.") | |
4670 | (display) | |
4671 | Lisp_Object display; | |
41beb8fc | 4672 | { |
08a90d6a | 4673 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4674 | |
b9dc4443 | 4675 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
4676 | return Qt; |
4677 | else | |
4678 | return Qnil; | |
4679 | } | |
4680 | \f | |
b9dc4443 | 4681 | int |
55caf99c RS |
4682 | x_pixel_width (f) |
4683 | register struct frame *f; | |
01f1ba30 | 4684 | { |
55caf99c | 4685 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
4686 | } |
4687 | ||
b9dc4443 | 4688 | int |
55caf99c RS |
4689 | x_pixel_height (f) |
4690 | register struct frame *f; | |
01f1ba30 | 4691 | { |
55caf99c RS |
4692 | return PIXEL_HEIGHT (f); |
4693 | } | |
4694 | ||
b9dc4443 | 4695 | int |
55caf99c RS |
4696 | x_char_width (f) |
4697 | register struct frame *f; | |
4698 | { | |
7556890b | 4699 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
4700 | } |
4701 | ||
b9dc4443 | 4702 | int |
55caf99c RS |
4703 | x_char_height (f) |
4704 | register struct frame *f; | |
4705 | { | |
7556890b | 4706 | return f->output_data.x->line_height; |
01f1ba30 | 4707 | } |
b9dc4443 RS |
4708 | |
4709 | int | |
f03f2489 RS |
4710 | x_screen_planes (f) |
4711 | register struct frame *f; | |
b9dc4443 | 4712 | { |
f03f2489 | 4713 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 4714 | } |
01f1ba30 | 4715 | |
a6ad00c0 GM |
4716 | |
4717 | \f | |
4718 | /************************************************************************ | |
4719 | X Displays | |
4720 | ************************************************************************/ | |
4721 | ||
01f1ba30 | 4722 | \f |
a6ad00c0 GM |
4723 | /* Mapping visual names to visuals. */ |
4724 | ||
4725 | static struct visual_class | |
4726 | { | |
4727 | char *name; | |
4728 | int class; | |
4729 | } | |
4730 | visual_classes[] = | |
4731 | { | |
4732 | {"StaticGray", StaticGray}, | |
4733 | {"GrayScale", GrayScale}, | |
4734 | {"StaticColor", StaticColor}, | |
4735 | {"PseudoColor", PseudoColor}, | |
4736 | {"TrueColor", TrueColor}, | |
4737 | {"DirectColor", DirectColor}, | |
4738 | NULL | |
4739 | }; | |
4740 | ||
4741 | ||
404daac1 | 4742 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
4743 | |
4744 | /* Value is the screen number of screen SCR. This is a substitute for | |
4745 | the X function with the same name when that doesn't exist. */ | |
4746 | ||
404daac1 RS |
4747 | int |
4748 | XScreenNumberOfScreen (scr) | |
4749 | register Screen *scr; | |
4750 | { | |
a6ad00c0 GM |
4751 | Display *dpy = scr->display; |
4752 | int i; | |
3df34fdb | 4753 | |
a6ad00c0 GM |
4754 | for (i = 0; i < dpy->nscreens; ++i) |
4755 | if (scr == dpy->screens[i]) | |
4756 | break; | |
404daac1 | 4757 | |
a6ad00c0 | 4758 | return i; |
404daac1 | 4759 | } |
a6ad00c0 | 4760 | |
404daac1 RS |
4761 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
4762 | ||
01f1ba30 | 4763 | |
a6ad00c0 GM |
4764 | /* Select the visual that should be used on display DPYINFO. Set |
4765 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 4766 | |
a6ad00c0 GM |
4767 | void |
4768 | select_visual (dpyinfo) | |
4769 | struct x_display_info *dpyinfo; | |
4770 | { | |
4771 | Display *dpy = dpyinfo->display; | |
4772 | Screen *screen = dpyinfo->screen; | |
4773 | Lisp_Object value; | |
fe24a618 | 4774 | |
a6ad00c0 GM |
4775 | /* See if a visual is specified. */ |
4776 | value = display_x_get_resource (dpyinfo, | |
4777 | build_string ("visualClass"), | |
4778 | build_string ("VisualClass"), | |
4779 | Qnil, Qnil); | |
4780 | if (STRINGP (value)) | |
4781 | { | |
4782 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
4783 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
4784 | depth, a decimal number. NAME is compared with case ignored. */ | |
4785 | char *s = (char *) alloca (STRING_BYTES (XSTRING (value)) + 1); | |
4786 | char *dash; | |
4787 | int i, class = -1; | |
4788 | XVisualInfo vinfo; | |
4789 | ||
4790 | strcpy (s, XSTRING (value)->data); | |
4791 | dash = index (s, '-'); | |
4792 | if (dash) | |
4793 | { | |
4794 | dpyinfo->n_planes = atoi (dash + 1); | |
4795 | *dash = '\0'; | |
4796 | } | |
4797 | else | |
4798 | /* We won't find a matching visual with depth 0, so that | |
4799 | an error will be printed below. */ | |
4800 | dpyinfo->n_planes = 0; | |
f0614854 | 4801 | |
a6ad00c0 GM |
4802 | /* Determine the visual class. */ |
4803 | for (i = 0; visual_classes[i].name; ++i) | |
4804 | if (xstricmp (s, visual_classes[i].name) == 0) | |
4805 | { | |
4806 | class = visual_classes[i].class; | |
4807 | break; | |
4808 | } | |
01f1ba30 | 4809 | |
a6ad00c0 GM |
4810 | /* Look up a matching visual for the specified class. */ |
4811 | if (class == -1 | |
4812 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
4813 | dpyinfo->n_planes, class, &vinfo)) | |
4814 | fatal ("Invalid visual specification `%s'", XSTRING (value)->data); | |
4815 | ||
4816 | dpyinfo->visual = vinfo.visual; | |
4817 | } | |
01f1ba30 JB |
4818 | else |
4819 | { | |
a6ad00c0 GM |
4820 | int n_visuals; |
4821 | XVisualInfo *vinfo, vinfo_template; | |
4822 | ||
4823 | dpyinfo->visual = DefaultVisualOfScreen (screen); | |
4824 | ||
4825 | #ifdef HAVE_X11R4 | |
4826 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
4827 | #else | |
4828 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
4829 | #endif | |
4830 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
4831 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
4832 | &vinfo_template, &n_visuals); | |
4833 | if (n_visuals != 1) | |
4834 | fatal ("Can't get proper X visual info"); | |
4835 | ||
94ac875b | 4836 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
4837 | XFree ((char *) vinfo); |
4838 | } | |
01f1ba30 | 4839 | } |
01f1ba30 | 4840 | |
a6ad00c0 | 4841 | |
b9dc4443 RS |
4842 | /* Return the X display structure for the display named NAME. |
4843 | Open a new connection if necessary. */ | |
4844 | ||
4845 | struct x_display_info * | |
4846 | x_display_info_for_name (name) | |
4847 | Lisp_Object name; | |
4848 | { | |
08a90d6a | 4849 | Lisp_Object names; |
b9dc4443 RS |
4850 | struct x_display_info *dpyinfo; |
4851 | ||
4852 | CHECK_STRING (name, 0); | |
4853 | ||
806048df RS |
4854 | if (! EQ (Vwindow_system, intern ("x"))) |
4855 | error ("Not using X Windows"); | |
4856 | ||
08a90d6a RS |
4857 | for (dpyinfo = x_display_list, names = x_display_name_list; |
4858 | dpyinfo; | |
8e713be6 | 4859 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
4860 | { |
4861 | Lisp_Object tem; | |
8e713be6 | 4862 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 4863 | if (!NILP (tem)) |
b9dc4443 RS |
4864 | return dpyinfo; |
4865 | } | |
4866 | ||
b7975ee4 KH |
4867 | /* Use this general default value to start with. */ |
4868 | Vx_resource_name = Vinvocation_name; | |
4869 | ||
b9dc4443 RS |
4870 | validate_x_resource_name (); |
4871 | ||
4872 | dpyinfo = x_term_init (name, (unsigned char *)0, | |
b7975ee4 | 4873 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 4874 | |
08a90d6a | 4875 | if (dpyinfo == 0) |
1b4ec1c8 | 4876 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 4877 | |
b9dc4443 RS |
4878 | x_in_use = 1; |
4879 | XSETFASTINT (Vwindow_system_version, 11); | |
4880 | ||
4881 | return dpyinfo; | |
4882 | } | |
4883 | ||
a6ad00c0 | 4884 | |
01f1ba30 | 4885 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
08a90d6a | 4886 | 1, 3, 0, "Open a connection to an X server.\n\ |
d387c960 | 4887 | DISPLAY is the name of the display to connect to.\n\ |
08a90d6a RS |
4888 | Optional second arg XRM-STRING is a string of resources in xrdb format.\n\ |
4889 | If the optional third arg MUST-SUCCEED is non-nil,\n\ | |
4890 | terminate Emacs if we can't open the connection.") | |
4891 | (display, xrm_string, must_succeed) | |
4892 | Lisp_Object display, xrm_string, must_succeed; | |
01f1ba30 | 4893 | { |
01f1ba30 | 4894 | unsigned char *xrm_option; |
b9dc4443 | 4895 | struct x_display_info *dpyinfo; |
01f1ba30 JB |
4896 | |
4897 | CHECK_STRING (display, 0); | |
d387c960 JB |
4898 | if (! NILP (xrm_string)) |
4899 | CHECK_STRING (xrm_string, 1); | |
01f1ba30 | 4900 | |
806048df RS |
4901 | if (! EQ (Vwindow_system, intern ("x"))) |
4902 | error ("Not using X Windows"); | |
4903 | ||
d387c960 JB |
4904 | if (! NILP (xrm_string)) |
4905 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
4906 | else |
4907 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
4908 | |
4909 | validate_x_resource_name (); | |
4910 | ||
e1b1bee8 | 4911 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
4912 | This also initializes many symbols, such as those used for input. */ |
4913 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 4914 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 4915 | |
08a90d6a RS |
4916 | if (dpyinfo == 0) |
4917 | { | |
4918 | if (!NILP (must_succeed)) | |
1b4ec1c8 KH |
4919 | fatal ("Cannot connect to X server %s.\n\ |
4920 | Check the DISPLAY environment variable or use `-d'.\n\ | |
4921 | Also use the `xhost' program to verify that it is set to permit\n\ | |
4922 | connections from your machine.\n", | |
08a90d6a RS |
4923 | XSTRING (display)->data); |
4924 | else | |
1b4ec1c8 | 4925 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
4926 | } |
4927 | ||
b9dc4443 | 4928 | x_in_use = 1; |
01f1ba30 | 4929 | |
b9dc4443 | 4930 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
4931 | return Qnil; |
4932 | } | |
4933 | ||
08a90d6a RS |
4934 | DEFUN ("x-close-connection", Fx_close_connection, |
4935 | Sx_close_connection, 1, 1, 0, | |
4936 | "Close the connection to DISPLAY's X server.\n\ | |
4937 | For DISPLAY, specify either a frame or a display name (a string).\n\ | |
4938 | If DISPLAY is nil, that stands for the selected frame's display.") | |
4939 | (display) | |
4940 | Lisp_Object display; | |
01f1ba30 | 4941 | { |
08a90d6a | 4942 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 4943 | int i; |
3457bc6e | 4944 | |
08a90d6a RS |
4945 | if (dpyinfo->reference_count > 0) |
4946 | error ("Display still has frames on it"); | |
01f1ba30 | 4947 | |
08a90d6a RS |
4948 | BLOCK_INPUT; |
4949 | /* Free the fonts in the font table. */ | |
4950 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
4951 | if (dpyinfo->font_table[i].name) |
4952 | { | |
6ecb43ce KH |
4953 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
4954 | xfree (dpyinfo->font_table[i].full_name); | |
333b20bb | 4955 | xfree (dpyinfo->font_table[i].name); |
333b20bb GM |
4956 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
4957 | } | |
4958 | ||
08a90d6a RS |
4959 | x_destroy_all_bitmaps (dpyinfo); |
4960 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
4961 | |
4962 | #ifdef USE_X_TOOLKIT | |
4963 | XtCloseDisplay (dpyinfo->display); | |
4964 | #else | |
08a90d6a | 4965 | XCloseDisplay (dpyinfo->display); |
82c90203 | 4966 | #endif |
08a90d6a RS |
4967 | |
4968 | x_delete_display (dpyinfo); | |
4969 | UNBLOCK_INPUT; | |
3457bc6e | 4970 | |
01f1ba30 JB |
4971 | return Qnil; |
4972 | } | |
4973 | ||
08a90d6a RS |
4974 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
4975 | "Return the list of display names that Emacs has connections to.") | |
4976 | () | |
4977 | { | |
4978 | Lisp_Object tail, result; | |
4979 | ||
4980 | result = Qnil; | |
8e713be6 KR |
4981 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
4982 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
4983 | |
4984 | return result; | |
4985 | } | |
4986 | ||
4987 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
4988 | "If ON is non-nil, report X errors as soon as the erring request is made.\n\ | |
01f1ba30 JB |
4989 | If ON is nil, allow buffering of requests.\n\ |
4990 | Turning on synchronization prohibits the Xlib routines from buffering\n\ | |
4991 | requests and seriously degrades performance, but makes debugging much\n\ | |
7a9a9813 | 4992 | easier.\n\ |
08a90d6a RS |
4993 | The optional second argument DISPLAY specifies which display to act on.\n\ |
4994 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4995 | If DISPLAY is omitted or nil, that stands for the selected frame's display.") | |
4996 | (on, display) | |
4997 | Lisp_Object display, on; | |
01f1ba30 | 4998 | { |
08a90d6a | 4999 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5000 | |
b9dc4443 | 5001 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
5002 | |
5003 | return Qnil; | |
5004 | } | |
5005 | ||
b9dc4443 | 5006 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
5007 | |
5008 | void | |
b9dc4443 RS |
5009 | x_sync (f) |
5010 | FRAME_PTR f; | |
6b7b1820 | 5011 | { |
4e87f4d2 | 5012 | BLOCK_INPUT; |
b9dc4443 | 5013 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 5014 | UNBLOCK_INPUT; |
6b7b1820 | 5015 | } |
333b20bb | 5016 | |
01f1ba30 | 5017 | \f |
333b20bb GM |
5018 | /*********************************************************************** |
5019 | Image types | |
5020 | ***********************************************************************/ | |
f1c16f36 | 5021 | |
333b20bb GM |
5022 | /* Value is the number of elements of vector VECTOR. */ |
5023 | ||
5024 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
5025 | ||
5026 | /* List of supported image types. Use define_image_type to add new | |
5027 | types. Use lookup_image_type to find a type for a given symbol. */ | |
5028 | ||
5029 | static struct image_type *image_types; | |
5030 | ||
333b20bb GM |
5031 | /* The symbol `image' which is the car of the lists used to represent |
5032 | images in Lisp. */ | |
5033 | ||
5034 | extern Lisp_Object Qimage; | |
5035 | ||
5036 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5037 | ||
5038 | Lisp_Object Qxbm; | |
5039 | ||
5040 | /* Keywords. */ | |
5041 | ||
0fe92f72 | 5042 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
90ebdb19 GM |
5043 | extern Lisp_Object QCdata; |
5044 | Lisp_Object QCtype, QCascent, QCmargin, QCrelief; | |
333b20bb | 5045 | Lisp_Object QCalgorithm, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 5046 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
5047 | |
5048 | /* Other symbols. */ | |
5049 | ||
4a8e312c | 5050 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
5051 | |
5052 | /* Time in seconds after which images should be removed from the cache | |
5053 | if not displayed. */ | |
5054 | ||
fcf431dc | 5055 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5056 | |
5057 | /* Function prototypes. */ | |
5058 | ||
5059 | static void define_image_type P_ ((struct image_type *type)); | |
5060 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5061 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5062 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 5063 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
5064 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5065 | Lisp_Object)); | |
333b20bb GM |
5066 | |
5067 | ||
5068 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5069 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5070 | ||
5071 | static void | |
5072 | define_image_type (type) | |
5073 | struct image_type *type; | |
5074 | { | |
5075 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5076 | The initialized data segment is read-only. */ | |
5077 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5078 | bcopy (type, p, sizeof *p); | |
5079 | p->next = image_types; | |
5080 | image_types = p; | |
5081 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5082 | } | |
5083 | ||
5084 | ||
5085 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5086 | structure. Value is null if SYMBOL is not a known image type. */ | |
5087 | ||
5088 | static INLINE struct image_type * | |
5089 | lookup_image_type (symbol) | |
5090 | Lisp_Object symbol; | |
5091 | { | |
5092 | struct image_type *type; | |
5093 | ||
5094 | for (type = image_types; type; type = type->next) | |
5095 | if (EQ (symbol, *type->type)) | |
5096 | break; | |
5097 | ||
5098 | return type; | |
5099 | } | |
5100 | ||
5101 | ||
5102 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5103 | valid image specification is a list whose car is the symbol | |
5104 | `image', and whose rest is a property list. The property list must | |
5105 | contain a value for key `:type'. That value must be the name of a | |
5106 | supported image type. The rest of the property list depends on the | |
5107 | image type. */ | |
5108 | ||
5109 | int | |
5110 | valid_image_p (object) | |
5111 | Lisp_Object object; | |
5112 | { | |
5113 | int valid_p = 0; | |
5114 | ||
5115 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5116 | { | |
5117 | Lisp_Object symbol = Fplist_get (XCDR (object), QCtype); | |
5118 | struct image_type *type = lookup_image_type (symbol); | |
5119 | ||
5120 | if (type) | |
5121 | valid_p = type->valid_p (object); | |
5122 | } | |
5123 | ||
5124 | return valid_p; | |
5125 | } | |
5126 | ||
5127 | ||
7ab1745f GM |
5128 | /* Log error message with format string FORMAT and argument ARG. |
5129 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5130 | good idea because this would interrupt redisplay, and the error | |
5131 | message display would lead to another redisplay. This function | |
5132 | therefore simply displays a message. */ | |
333b20bb GM |
5133 | |
5134 | static void | |
5135 | image_error (format, arg1, arg2) | |
5136 | char *format; | |
5137 | Lisp_Object arg1, arg2; | |
5138 | { | |
7ab1745f | 5139 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5140 | } |
5141 | ||
5142 | ||
5143 | \f | |
5144 | /*********************************************************************** | |
5145 | Image specifications | |
5146 | ***********************************************************************/ | |
5147 | ||
5148 | enum image_value_type | |
5149 | { | |
5150 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5151 | IMAGE_STRING_VALUE, | |
5152 | IMAGE_SYMBOL_VALUE, | |
5153 | IMAGE_POSITIVE_INTEGER_VALUE, | |
5154 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, | |
7c7ff7f5 | 5155 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
5156 | IMAGE_INTEGER_VALUE, |
5157 | IMAGE_FUNCTION_VALUE, | |
5158 | IMAGE_NUMBER_VALUE, | |
5159 | IMAGE_BOOL_VALUE | |
5160 | }; | |
5161 | ||
5162 | /* Structure used when parsing image specifications. */ | |
5163 | ||
5164 | struct image_keyword | |
5165 | { | |
5166 | /* Name of keyword. */ | |
5167 | char *name; | |
5168 | ||
5169 | /* The type of value allowed. */ | |
5170 | enum image_value_type type; | |
5171 | ||
5172 | /* Non-zero means key must be present. */ | |
5173 | int mandatory_p; | |
5174 | ||
5175 | /* Used to recognize duplicate keywords in a property list. */ | |
5176 | int count; | |
5177 | ||
5178 | /* The value that was found. */ | |
5179 | Lisp_Object value; | |
5180 | }; | |
5181 | ||
5182 | ||
bfd2209f GM |
5183 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5184 | int, Lisp_Object)); | |
333b20bb GM |
5185 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5186 | ||
5187 | ||
5188 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5189 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5190 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5191 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5192 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5193 | |
5194 | static int | |
bfd2209f | 5195 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5196 | Lisp_Object spec; |
5197 | struct image_keyword *keywords; | |
5198 | int nkeywords; | |
5199 | Lisp_Object type; | |
333b20bb GM |
5200 | { |
5201 | int i; | |
5202 | Lisp_Object plist; | |
5203 | ||
5204 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5205 | return 0; | |
5206 | ||
5207 | plist = XCDR (spec); | |
5208 | while (CONSP (plist)) | |
5209 | { | |
5210 | Lisp_Object key, value; | |
5211 | ||
5212 | /* First element of a pair must be a symbol. */ | |
5213 | key = XCAR (plist); | |
5214 | plist = XCDR (plist); | |
5215 | if (!SYMBOLP (key)) | |
5216 | return 0; | |
5217 | ||
5218 | /* There must follow a value. */ | |
5219 | if (!CONSP (plist)) | |
5220 | return 0; | |
5221 | value = XCAR (plist); | |
5222 | plist = XCDR (plist); | |
5223 | ||
5224 | /* Find key in KEYWORDS. Error if not found. */ | |
5225 | for (i = 0; i < nkeywords; ++i) | |
5226 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5227 | break; | |
5228 | ||
5229 | if (i == nkeywords) | |
bfd2209f | 5230 | continue; |
333b20bb GM |
5231 | |
5232 | /* Record that we recognized the keyword. If a keywords | |
5233 | was found more than once, it's an error. */ | |
5234 | keywords[i].value = value; | |
5235 | ++keywords[i].count; | |
5236 | ||
5237 | if (keywords[i].count > 1) | |
5238 | return 0; | |
5239 | ||
5240 | /* Check type of value against allowed type. */ | |
5241 | switch (keywords[i].type) | |
5242 | { | |
5243 | case IMAGE_STRING_VALUE: | |
5244 | if (!STRINGP (value)) | |
5245 | return 0; | |
5246 | break; | |
5247 | ||
5248 | case IMAGE_SYMBOL_VALUE: | |
5249 | if (!SYMBOLP (value)) | |
5250 | return 0; | |
5251 | break; | |
5252 | ||
5253 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5254 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5255 | return 0; | |
5256 | break; | |
5257 | ||
7c7ff7f5 GM |
5258 | case IMAGE_ASCENT_VALUE: |
5259 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
5260 | break; | |
5261 | else if (INTEGERP (value) | |
5262 | && XINT (value) >= 0 | |
5263 | && XINT (value) <= 100) | |
5264 | break; | |
5265 | return 0; | |
5266 | ||
333b20bb GM |
5267 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
5268 | if (!INTEGERP (value) || XINT (value) < 0) | |
5269 | return 0; | |
5270 | break; | |
5271 | ||
5272 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5273 | break; | |
5274 | ||
5275 | case IMAGE_FUNCTION_VALUE: | |
5276 | value = indirect_function (value); | |
5277 | if (SUBRP (value) | |
5278 | || COMPILEDP (value) | |
5279 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5280 | break; | |
5281 | return 0; | |
5282 | ||
5283 | case IMAGE_NUMBER_VALUE: | |
5284 | if (!INTEGERP (value) && !FLOATP (value)) | |
5285 | return 0; | |
5286 | break; | |
5287 | ||
5288 | case IMAGE_INTEGER_VALUE: | |
5289 | if (!INTEGERP (value)) | |
5290 | return 0; | |
5291 | break; | |
5292 | ||
5293 | case IMAGE_BOOL_VALUE: | |
5294 | if (!NILP (value) && !EQ (value, Qt)) | |
5295 | return 0; | |
5296 | break; | |
5297 | ||
5298 | default: | |
5299 | abort (); | |
5300 | break; | |
5301 | } | |
5302 | ||
5303 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5304 | return 0; | |
5305 | } | |
5306 | ||
5307 | /* Check that all mandatory fields are present. */ | |
5308 | for (i = 0; i < nkeywords; ++i) | |
5309 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5310 | return 0; | |
5311 | ||
5312 | return NILP (plist); | |
5313 | } | |
5314 | ||
5315 | ||
5316 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5317 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5318 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5319 | ||
5320 | static Lisp_Object | |
5321 | image_spec_value (spec, key, found) | |
5322 | Lisp_Object spec, key; | |
5323 | int *found; | |
5324 | { | |
5325 | Lisp_Object tail; | |
5326 | ||
5327 | xassert (valid_image_p (spec)); | |
5328 | ||
5329 | for (tail = XCDR (spec); | |
5330 | CONSP (tail) && CONSP (XCDR (tail)); | |
5331 | tail = XCDR (XCDR (tail))) | |
5332 | { | |
5333 | if (EQ (XCAR (tail), key)) | |
5334 | { | |
5335 | if (found) | |
5336 | *found = 1; | |
5337 | return XCAR (XCDR (tail)); | |
5338 | } | |
5339 | } | |
5340 | ||
5341 | if (found) | |
5342 | *found = 0; | |
5343 | return Qnil; | |
5344 | } | |
5345 | ||
5346 | ||
42677916 GM |
5347 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
5348 | "Return the size of image SPEC as pair (WIDTH . HEIGHT).\n\ | |
5349 | PIXELS non-nil means return the size in pixels, otherwise return the\n\ | |
5350 | size in canonical character units.\n\ | |
5351 | FRAME is the frame on which the image will be displayed. FRAME nil\n\ | |
5352 | or omitted means use the selected frame.") | |
5353 | (spec, pixels, frame) | |
5354 | Lisp_Object spec, pixels, frame; | |
5355 | { | |
5356 | Lisp_Object size; | |
5357 | ||
5358 | size = Qnil; | |
5359 | if (valid_image_p (spec)) | |
5360 | { | |
5361 | struct frame *f = check_x_frame (frame); | |
5362 | int id = lookup_image (f, spec); | |
5363 | struct image *img = IMAGE_FROM_ID (f, id); | |
5364 | int width = img->width + 2 * img->margin; | |
5365 | int height = img->height + 2 * img->margin; | |
5366 | ||
5367 | if (NILP (pixels)) | |
5368 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
5369 | make_float ((double) height / CANON_Y_UNIT (f))); | |
5370 | else | |
5371 | size = Fcons (make_number (width), make_number (height)); | |
5372 | } | |
5373 | else | |
5374 | error ("Invalid image specification"); | |
5375 | ||
5376 | return size; | |
5377 | } | |
5378 | ||
333b20bb | 5379 | |
b243755a GM |
5380 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
5381 | "Return t if image SPEC has a mask bitmap.\n\ | |
5382 | FRAME is the frame on which the image will be displayed. FRAME nil\n\ | |
5383 | or omitted means use the selected frame.") | |
5384 | (spec, frame) | |
5385 | Lisp_Object spec, frame; | |
5386 | { | |
5387 | Lisp_Object mask; | |
5388 | ||
5389 | mask = Qnil; | |
5390 | if (valid_image_p (spec)) | |
5391 | { | |
5392 | struct frame *f = check_x_frame (frame); | |
5393 | int id = lookup_image (f, spec); | |
5394 | struct image *img = IMAGE_FROM_ID (f, id); | |
5395 | if (img->mask) | |
5396 | mask = Qt; | |
5397 | } | |
5398 | else | |
5399 | error ("Invalid image specification"); | |
5400 | ||
5401 | return mask; | |
5402 | } | |
5403 | ||
5404 | ||
333b20bb GM |
5405 | \f |
5406 | /*********************************************************************** | |
5407 | Image type independent image structures | |
5408 | ***********************************************************************/ | |
5409 | ||
5410 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5411 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5412 | ||
5413 | ||
5414 | /* Allocate and return a new image structure for image specification | |
5415 | SPEC. SPEC has a hash value of HASH. */ | |
5416 | ||
5417 | static struct image * | |
5418 | make_image (spec, hash) | |
5419 | Lisp_Object spec; | |
5420 | unsigned hash; | |
5421 | { | |
5422 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5423 | ||
5424 | xassert (valid_image_p (spec)); | |
5425 | bzero (img, sizeof *img); | |
5426 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5427 | xassert (img->type != NULL); | |
5428 | img->spec = spec; | |
5429 | img->data.lisp_val = Qnil; | |
5430 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
5431 | img->hash = hash; | |
5432 | return img; | |
5433 | } | |
5434 | ||
5435 | ||
5436 | /* Free image IMG which was used on frame F, including its resources. */ | |
5437 | ||
5438 | static void | |
5439 | free_image (f, img) | |
5440 | struct frame *f; | |
5441 | struct image *img; | |
5442 | { | |
5443 | if (img) | |
5444 | { | |
5445 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5446 | ||
5447 | /* Remove IMG from the hash table of its cache. */ | |
5448 | if (img->prev) | |
5449 | img->prev->next = img->next; | |
5450 | else | |
5451 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
5452 | ||
5453 | if (img->next) | |
5454 | img->next->prev = img->prev; | |
5455 | ||
5456 | c->images[img->id] = NULL; | |
5457 | ||
5458 | /* Free resources, then free IMG. */ | |
5459 | img->type->free (f, img); | |
5460 | xfree (img); | |
5461 | } | |
5462 | } | |
5463 | ||
5464 | ||
5465 | /* Prepare image IMG for display on frame F. Must be called before | |
5466 | drawing an image. */ | |
5467 | ||
5468 | void | |
5469 | prepare_image_for_display (f, img) | |
5470 | struct frame *f; | |
5471 | struct image *img; | |
5472 | { | |
5473 | EMACS_TIME t; | |
5474 | ||
5475 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
5476 | EMACS_GET_TIME (t); | |
5477 | img->timestamp = EMACS_SECS (t); | |
5478 | ||
5479 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
5480 | type dependent loader function. */ | |
dd00328a | 5481 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 5482 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5483 | } |
5484 | ||
5485 | ||
7c7ff7f5 GM |
5486 | /* Value is the number of pixels for the ascent of image IMG when |
5487 | drawn in face FACE. */ | |
5488 | ||
5489 | int | |
5490 | image_ascent (img, face) | |
5491 | struct image *img; | |
5492 | struct face *face; | |
5493 | { | |
5494 | int height = img->height + img->margin; | |
5495 | int ascent; | |
5496 | ||
5497 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
5498 | { | |
5499 | if (face->font) | |
5500 | ascent = height / 2 - (face->font->descent - face->font->ascent) / 2; | |
5501 | else | |
5502 | ascent = height / 2; | |
5503 | } | |
5504 | else | |
5505 | ascent = height * img->ascent / 100.0; | |
5506 | ||
5507 | return ascent; | |
5508 | } | |
5509 | ||
5510 | ||
333b20bb GM |
5511 | \f |
5512 | /*********************************************************************** | |
5513 | Helper functions for X image types | |
5514 | ***********************************************************************/ | |
5515 | ||
dd00328a GM |
5516 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
5517 | int, int)); | |
333b20bb GM |
5518 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
5519 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
5520 | struct image *img, | |
5521 | Lisp_Object color_name, | |
5522 | unsigned long dflt)); | |
5523 | ||
dd00328a GM |
5524 | |
5525 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
5526 | free the pixmap if any. MASK_P non-zero means clear the mask | |
5527 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
5528 | the image, if any. */ | |
333b20bb GM |
5529 | |
5530 | static void | |
dd00328a | 5531 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
5532 | struct frame *f; |
5533 | struct image *img; | |
dd00328a | 5534 | int pixmap_p, mask_p, colors_p; |
333b20bb | 5535 | { |
dd00328a | 5536 | if (pixmap_p && img->pixmap) |
333b20bb | 5537 | { |
333b20bb | 5538 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 5539 | img->pixmap = None; |
f4779de9 GM |
5540 | } |
5541 | ||
dd00328a | 5542 | if (mask_p && img->mask) |
f4779de9 GM |
5543 | { |
5544 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 5545 | img->mask = None; |
333b20bb GM |
5546 | } |
5547 | ||
dd00328a | 5548 | if (colors_p && img->ncolors) |
333b20bb | 5549 | { |
462d5d40 | 5550 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
5551 | xfree (img->colors); |
5552 | img->colors = NULL; | |
5553 | img->ncolors = 0; | |
5554 | } | |
dd00328a GM |
5555 | } |
5556 | ||
5557 | /* Free X resources of image IMG which is used on frame F. */ | |
5558 | ||
5559 | static void | |
5560 | x_clear_image (f, img) | |
5561 | struct frame *f; | |
5562 | struct image *img; | |
5563 | { | |
5564 | BLOCK_INPUT; | |
5565 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 5566 | UNBLOCK_INPUT; |
333b20bb GM |
5567 | } |
5568 | ||
5569 | ||
5570 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
5571 | cannot be allocated, use DFLT. Add a newly allocated color to | |
5572 | IMG->colors, so that it can be freed again. Value is the pixel | |
5573 | color. */ | |
5574 | ||
5575 | static unsigned long | |
5576 | x_alloc_image_color (f, img, color_name, dflt) | |
5577 | struct frame *f; | |
5578 | struct image *img; | |
5579 | Lisp_Object color_name; | |
5580 | unsigned long dflt; | |
5581 | { | |
5582 | XColor color; | |
5583 | unsigned long result; | |
5584 | ||
5585 | xassert (STRINGP (color_name)); | |
5586 | ||
2d764c78 | 5587 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
5588 | { |
5589 | /* This isn't called frequently so we get away with simply | |
5590 | reallocating the color vector to the needed size, here. */ | |
5591 | ++img->ncolors; | |
5592 | img->colors = | |
5593 | (unsigned long *) xrealloc (img->colors, | |
5594 | img->ncolors * sizeof *img->colors); | |
5595 | img->colors[img->ncolors - 1] = color.pixel; | |
5596 | result = color.pixel; | |
5597 | } | |
5598 | else | |
5599 | result = dflt; | |
5600 | ||
5601 | return result; | |
5602 | } | |
5603 | ||
5604 | ||
5605 | \f | |
5606 | /*********************************************************************** | |
5607 | Image Cache | |
5608 | ***********************************************************************/ | |
5609 | ||
5610 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
5611 | ||
5612 | ||
5613 | /* Return a new, initialized image cache that is allocated from the | |
5614 | heap. Call free_image_cache to free an image cache. */ | |
5615 | ||
5616 | struct image_cache * | |
5617 | make_image_cache () | |
5618 | { | |
5619 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
5620 | int size; | |
5621 | ||
5622 | bzero (c, sizeof *c); | |
5623 | c->size = 50; | |
5624 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
5625 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
5626 | c->buckets = (struct image **) xmalloc (size); | |
5627 | bzero (c->buckets, size); | |
5628 | return c; | |
5629 | } | |
5630 | ||
5631 | ||
5632 | /* Free image cache of frame F. Be aware that X frames share images | |
5633 | caches. */ | |
5634 | ||
5635 | void | |
5636 | free_image_cache (f) | |
5637 | struct frame *f; | |
5638 | { | |
5639 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5640 | if (c) | |
5641 | { | |
5642 | int i; | |
5643 | ||
5644 | /* Cache should not be referenced by any frame when freed. */ | |
5645 | xassert (c->refcount == 0); | |
5646 | ||
5647 | for (i = 0; i < c->used; ++i) | |
5648 | free_image (f, c->images[i]); | |
5649 | xfree (c->images); | |
333b20bb | 5650 | xfree (c->buckets); |
e3130015 | 5651 | xfree (c); |
333b20bb GM |
5652 | FRAME_X_IMAGE_CACHE (f) = NULL; |
5653 | } | |
5654 | } | |
5655 | ||
5656 | ||
5657 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
5658 | images. FORCE_P zero means clear only images that haven't been | |
5659 | displayed for some time. Should be called from time to time to | |
5660 | reduce the number of loaded images. If image-eviction-seconds is | |
5661 | non-nil, this frees images in the cache which weren't displayed for | |
5662 | at least that many seconds. */ | |
5663 | ||
5664 | void | |
5665 | clear_image_cache (f, force_p) | |
5666 | struct frame *f; | |
5667 | int force_p; | |
5668 | { | |
5669 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5670 | ||
fcf431dc | 5671 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
5672 | { |
5673 | EMACS_TIME t; | |
5674 | unsigned long old; | |
f4779de9 | 5675 | int i, nfreed; |
333b20bb GM |
5676 | |
5677 | EMACS_GET_TIME (t); | |
fcf431dc | 5678 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
5679 | |
5680 | /* Block input so that we won't be interrupted by a SIGIO | |
5681 | while being in an inconsistent state. */ | |
5682 | BLOCK_INPUT; | |
333b20bb | 5683 | |
f4779de9 | 5684 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
5685 | { |
5686 | struct image *img = c->images[i]; | |
5687 | if (img != NULL | |
f4779de9 | 5688 | && (force_p || img->timestamp < old)) |
333b20bb GM |
5689 | { |
5690 | free_image (f, img); | |
f4779de9 | 5691 | ++nfreed; |
333b20bb GM |
5692 | } |
5693 | } | |
5694 | ||
5695 | /* We may be clearing the image cache because, for example, | |
5696 | Emacs was iconified for a longer period of time. In that | |
5697 | case, current matrices may still contain references to | |
5698 | images freed above. So, clear these matrices. */ | |
f4779de9 | 5699 | if (nfreed) |
333b20bb | 5700 | { |
f4779de9 GM |
5701 | Lisp_Object tail, frame; |
5702 | ||
5703 | FOR_EACH_FRAME (tail, frame) | |
5704 | { | |
5705 | struct frame *f = XFRAME (frame); | |
5706 | if (FRAME_X_P (f) | |
5707 | && FRAME_X_IMAGE_CACHE (f) == c) | |
5708 | clear_current_matrices (f); | |
5709 | } | |
5710 | ||
333b20bb GM |
5711 | ++windows_or_buffers_changed; |
5712 | } | |
f4779de9 GM |
5713 | |
5714 | UNBLOCK_INPUT; | |
333b20bb GM |
5715 | } |
5716 | } | |
5717 | ||
5718 | ||
5719 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
5720 | 0, 1, 0, | |
5721 | "Clear the image cache of FRAME.\n\ | |
5722 | FRAME nil or omitted means use the selected frame.\n\ | |
5723 | FRAME t means clear the image caches of all frames.") | |
5724 | (frame) | |
5725 | Lisp_Object frame; | |
5726 | { | |
5727 | if (EQ (frame, Qt)) | |
5728 | { | |
5729 | Lisp_Object tail; | |
5730 | ||
5731 | FOR_EACH_FRAME (tail, frame) | |
5732 | if (FRAME_X_P (XFRAME (frame))) | |
5733 | clear_image_cache (XFRAME (frame), 1); | |
5734 | } | |
5735 | else | |
5736 | clear_image_cache (check_x_frame (frame), 1); | |
5737 | ||
5738 | return Qnil; | |
5739 | } | |
5740 | ||
5741 | ||
5742 | /* Return the id of image with Lisp specification SPEC on frame F. | |
5743 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
5744 | ||
5745 | int | |
5746 | lookup_image (f, spec) | |
5747 | struct frame *f; | |
5748 | Lisp_Object spec; | |
5749 | { | |
5750 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5751 | struct image *img; | |
5752 | int i; | |
5753 | unsigned hash; | |
5754 | struct gcpro gcpro1; | |
4f7ca1f1 | 5755 | EMACS_TIME now; |
333b20bb GM |
5756 | |
5757 | /* F must be a window-system frame, and SPEC must be a valid image | |
5758 | specification. */ | |
5759 | xassert (FRAME_WINDOW_P (f)); | |
5760 | xassert (valid_image_p (spec)); | |
5761 | ||
5762 | GCPRO1 (spec); | |
5763 | ||
5764 | /* Look up SPEC in the hash table of the image cache. */ | |
5765 | hash = sxhash (spec, 0); | |
5766 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5767 | ||
5768 | for (img = c->buckets[i]; img; img = img->next) | |
5769 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
5770 | break; | |
5771 | ||
5772 | /* If not found, create a new image and cache it. */ | |
5773 | if (img == NULL) | |
5774 | { | |
28c7826c | 5775 | BLOCK_INPUT; |
333b20bb GM |
5776 | img = make_image (spec, hash); |
5777 | cache_image (f, img); | |
209061be | 5778 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5779 | |
5780 | /* If we can't load the image, and we don't have a width and | |
5781 | height, use some arbitrary width and height so that we can | |
5782 | draw a rectangle for it. */ | |
209061be | 5783 | if (img->load_failed_p) |
333b20bb GM |
5784 | { |
5785 | Lisp_Object value; | |
5786 | ||
5787 | value = image_spec_value (spec, QCwidth, NULL); | |
5788 | img->width = (INTEGERP (value) | |
5789 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
5790 | value = image_spec_value (spec, QCheight, NULL); | |
5791 | img->height = (INTEGERP (value) | |
5792 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
5793 | } | |
5794 | else | |
5795 | { | |
5796 | /* Handle image type independent image attributes | |
7c7ff7f5 | 5797 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF'. */ |
14819cb3 | 5798 | Lisp_Object ascent, margin, relief; |
333b20bb GM |
5799 | Lisp_Object file; |
5800 | ||
5801 | ascent = image_spec_value (spec, QCascent, NULL); | |
5802 | if (INTEGERP (ascent)) | |
5803 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
5804 | else if (EQ (ascent, Qcenter)) |
5805 | img->ascent = CENTERED_IMAGE_ASCENT; | |
333b20bb GM |
5806 | |
5807 | margin = image_spec_value (spec, QCmargin, NULL); | |
5808 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
5809 | img->margin = XFASTINT (margin); | |
5810 | ||
5811 | relief = image_spec_value (spec, QCrelief, NULL); | |
5812 | if (INTEGERP (relief)) | |
5813 | { | |
5814 | img->relief = XINT (relief); | |
5815 | img->margin += abs (img->relief); | |
5816 | } | |
5817 | ||
4a8e312c GM |
5818 | /* Manipulation of the image's mask. */ |
5819 | if (img->pixmap) | |
5820 | { | |
5821 | /* `:heuristic-mask t' | |
5822 | `:mask heuristic' | |
5823 | means build a mask heuristically. | |
5824 | `:heuristic-mask (R G B)' | |
5825 | `:mask (heuristic (R G B))' | |
b243755a | 5826 | means build a mask from color (R G B) in the |
4a8e312c GM |
5827 | image. |
5828 | `:mask nil' | |
5829 | means remove a mask, if any. */ | |
5830 | ||
5831 | Lisp_Object mask; | |
333b20bb | 5832 | |
4a8e312c GM |
5833 | mask = image_spec_value (spec, QCheuristic_mask, NULL); |
5834 | if (!NILP (mask)) | |
5835 | x_build_heuristic_mask (f, img, mask); | |
5836 | else | |
5837 | { | |
5838 | int found_p; | |
5839 | ||
5840 | mask = image_spec_value (spec, QCmask, &found_p); | |
5841 | ||
5842 | if (EQ (mask, Qheuristic)) | |
5843 | x_build_heuristic_mask (f, img, Qt); | |
5844 | else if (CONSP (mask) | |
5845 | && EQ (XCAR (mask), Qheuristic)) | |
5846 | { | |
5847 | if (CONSP (XCDR (mask))) | |
5848 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
5849 | else | |
5850 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
5851 | } | |
5852 | else if (NILP (mask) && found_p && img->mask) | |
5853 | { | |
4a8e312c | 5854 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); |
dd00328a | 5855 | img->mask = None; |
4a8e312c GM |
5856 | } |
5857 | } | |
5858 | } | |
14819cb3 GM |
5859 | |
5860 | /* Should we apply an image transformation algorithm? */ | |
5861 | if (img->pixmap) | |
5862 | { | |
5863 | Lisp_Object algorithm; | |
5864 | ||
5865 | algorithm = image_spec_value (spec, QCalgorithm, NULL); | |
5866 | if (EQ (algorithm, Qdisabled)) | |
5867 | x_disable_image (f, img); | |
5868 | else if (EQ (algorithm, Qlaplace)) | |
5869 | x_laplace (f, img); | |
5870 | else if (EQ (algorithm, Qemboss)) | |
5871 | x_emboss (f, img); | |
5872 | else if (CONSP (algorithm) | |
5873 | && EQ (XCAR (algorithm), Qedge_detection)) | |
5874 | { | |
5875 | Lisp_Object tem; | |
5876 | tem = XCDR (algorithm); | |
5877 | if (CONSP (tem)) | |
5878 | x_edge_detection (f, img, | |
5879 | Fplist_get (tem, QCmatrix), | |
5880 | Fplist_get (tem, QCcolor_adjustment)); | |
5881 | } | |
5882 | } | |
333b20bb | 5883 | } |
dd00328a | 5884 | |
28c7826c GM |
5885 | UNBLOCK_INPUT; |
5886 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
5887 | } |
5888 | ||
4f7ca1f1 GM |
5889 | /* We're using IMG, so set its timestamp to `now'. */ |
5890 | EMACS_GET_TIME (now); | |
5891 | img->timestamp = EMACS_SECS (now); | |
5892 | ||
333b20bb GM |
5893 | UNGCPRO; |
5894 | ||
5895 | /* Value is the image id. */ | |
5896 | return img->id; | |
5897 | } | |
5898 | ||
5899 | ||
5900 | /* Cache image IMG in the image cache of frame F. */ | |
5901 | ||
5902 | static void | |
5903 | cache_image (f, img) | |
5904 | struct frame *f; | |
5905 | struct image *img; | |
5906 | { | |
5907 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5908 | int i; | |
5909 | ||
5910 | /* Find a free slot in c->images. */ | |
5911 | for (i = 0; i < c->used; ++i) | |
5912 | if (c->images[i] == NULL) | |
5913 | break; | |
5914 | ||
5915 | /* If no free slot found, maybe enlarge c->images. */ | |
5916 | if (i == c->used && c->used == c->size) | |
5917 | { | |
5918 | c->size *= 2; | |
5919 | c->images = (struct image **) xrealloc (c->images, | |
5920 | c->size * sizeof *c->images); | |
5921 | } | |
5922 | ||
5923 | /* Add IMG to c->images, and assign IMG an id. */ | |
5924 | c->images[i] = img; | |
5925 | img->id = i; | |
5926 | if (i == c->used) | |
5927 | ++c->used; | |
5928 | ||
5929 | /* Add IMG to the cache's hash table. */ | |
5930 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
5931 | img->next = c->buckets[i]; | |
5932 | if (img->next) | |
5933 | img->next->prev = img; | |
5934 | img->prev = NULL; | |
5935 | c->buckets[i] = img; | |
5936 | } | |
5937 | ||
5938 | ||
5939 | /* Call FN on every image in the image cache of frame F. Used to mark | |
5940 | Lisp Objects in the image cache. */ | |
5941 | ||
5942 | void | |
5943 | forall_images_in_image_cache (f, fn) | |
5944 | struct frame *f; | |
5945 | void (*fn) P_ ((struct image *img)); | |
5946 | { | |
5947 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
5948 | { | |
5949 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5950 | if (c) | |
5951 | { | |
5952 | int i; | |
5953 | for (i = 0; i < c->used; ++i) | |
5954 | if (c->images[i]) | |
5955 | fn (c->images[i]); | |
5956 | } | |
5957 | } | |
5958 | } | |
5959 | ||
5960 | ||
5961 | \f | |
5962 | /*********************************************************************** | |
5963 | X support code | |
5964 | ***********************************************************************/ | |
5965 | ||
45158a91 GM |
5966 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
5967 | XImage **, Pixmap *)); | |
333b20bb GM |
5968 | static void x_destroy_x_image P_ ((XImage *)); |
5969 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
5970 | ||
5971 | ||
5972 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
5973 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
5974 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
5975 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 5976 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
5977 | |
5978 | static int | |
45158a91 | 5979 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 5980 | struct frame *f; |
333b20bb GM |
5981 | int width, height, depth; |
5982 | XImage **ximg; | |
5983 | Pixmap *pixmap; | |
5984 | { | |
5985 | Display *display = FRAME_X_DISPLAY (f); | |
5986 | Screen *screen = FRAME_X_SCREEN (f); | |
5987 | Window window = FRAME_X_WINDOW (f); | |
5988 | ||
5989 | xassert (interrupt_input_blocked); | |
5990 | ||
5991 | if (depth <= 0) | |
5992 | depth = DefaultDepthOfScreen (screen); | |
5993 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
5994 | depth, ZPixmap, 0, NULL, width, height, | |
5995 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
5996 | if (*ximg == NULL) | |
5997 | { | |
45158a91 | 5998 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
5999 | return 0; |
6000 | } | |
6001 | ||
6002 | /* Allocate image raster. */ | |
6003 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
6004 | ||
6005 | /* Allocate a pixmap of the same size. */ | |
6006 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 6007 | if (*pixmap == None) |
333b20bb GM |
6008 | { |
6009 | x_destroy_x_image (*ximg); | |
6010 | *ximg = NULL; | |
45158a91 | 6011 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
6012 | return 0; |
6013 | } | |
6014 | ||
6015 | return 1; | |
6016 | } | |
6017 | ||
6018 | ||
6019 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
6020 | ||
6021 | static void | |
6022 | x_destroy_x_image (ximg) | |
6023 | XImage *ximg; | |
6024 | { | |
6025 | xassert (interrupt_input_blocked); | |
6026 | if (ximg) | |
6027 | { | |
6028 | xfree (ximg->data); | |
6029 | ximg->data = NULL; | |
6030 | XDestroyImage (ximg); | |
6031 | } | |
6032 | } | |
6033 | ||
6034 | ||
6035 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
6036 | are width and height of both the image and pixmap. */ | |
6037 | ||
ea6b19ca | 6038 | static void |
333b20bb GM |
6039 | x_put_x_image (f, ximg, pixmap, width, height) |
6040 | struct frame *f; | |
6041 | XImage *ximg; | |
6042 | Pixmap pixmap; | |
6043 | { | |
6044 | GC gc; | |
6045 | ||
6046 | xassert (interrupt_input_blocked); | |
6047 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
6048 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
6049 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
6050 | } | |
6051 | ||
6052 | ||
6053 | \f | |
6054 | /*********************************************************************** | |
5be6c3b0 | 6055 | File Handling |
333b20bb GM |
6056 | ***********************************************************************/ |
6057 | ||
6058 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
6059 | static char *slurp_file P_ ((char *, int *)); |
6060 | ||
333b20bb GM |
6061 | |
6062 | /* Find image file FILE. Look in data-directory, then | |
6063 | x-bitmap-file-path. Value is the full name of the file found, or | |
6064 | nil if not found. */ | |
6065 | ||
6066 | static Lisp_Object | |
6067 | x_find_image_file (file) | |
6068 | Lisp_Object file; | |
6069 | { | |
6070 | Lisp_Object file_found, search_path; | |
6071 | struct gcpro gcpro1, gcpro2; | |
6072 | int fd; | |
6073 | ||
6074 | file_found = Qnil; | |
6075 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
6076 | GCPRO2 (file_found, search_path); | |
6077 | ||
6078 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
6079 | fd = openp (search_path, file, "", &file_found, 0); | |
6080 | ||
6081 | if (fd < 0) | |
6082 | file_found = Qnil; | |
6083 | else | |
6084 | close (fd); | |
6085 | ||
6086 | UNGCPRO; | |
6087 | return file_found; | |
6088 | } | |
6089 | ||
6090 | ||
5be6c3b0 GM |
6091 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
6092 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 6093 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
6094 | |
6095 | static char * | |
6096 | slurp_file (file, size) | |
6097 | char *file; | |
6098 | int *size; | |
6099 | { | |
6100 | FILE *fp = NULL; | |
6101 | char *buf = NULL; | |
6102 | struct stat st; | |
6103 | ||
6104 | if (stat (file, &st) == 0 | |
6105 | && (fp = fopen (file, "r")) != NULL | |
6106 | && (buf = (char *) xmalloc (st.st_size), | |
6107 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
6108 | { | |
6109 | *size = st.st_size; | |
6110 | fclose (fp); | |
6111 | } | |
6112 | else | |
6113 | { | |
6114 | if (fp) | |
6115 | fclose (fp); | |
6116 | if (buf) | |
6117 | { | |
6118 | xfree (buf); | |
6119 | buf = NULL; | |
6120 | } | |
6121 | } | |
6122 | ||
6123 | return buf; | |
6124 | } | |
6125 | ||
6126 | ||
333b20bb GM |
6127 | \f |
6128 | /*********************************************************************** | |
6129 | XBM images | |
6130 | ***********************************************************************/ | |
6131 | ||
5be6c3b0 | 6132 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 6133 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
6134 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
6135 | char *, char *)); | |
333b20bb | 6136 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
6137 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
6138 | unsigned char **)); | |
6139 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
6140 | |
6141 | ||
6142 | /* Indices of image specification fields in xbm_format, below. */ | |
6143 | ||
6144 | enum xbm_keyword_index | |
6145 | { | |
6146 | XBM_TYPE, | |
6147 | XBM_FILE, | |
6148 | XBM_WIDTH, | |
6149 | XBM_HEIGHT, | |
6150 | XBM_DATA, | |
6151 | XBM_FOREGROUND, | |
6152 | XBM_BACKGROUND, | |
6153 | XBM_ASCENT, | |
6154 | XBM_MARGIN, | |
6155 | XBM_RELIEF, | |
6156 | XBM_ALGORITHM, | |
6157 | XBM_HEURISTIC_MASK, | |
4a8e312c | 6158 | XBM_MASK, |
333b20bb GM |
6159 | XBM_LAST |
6160 | }; | |
6161 | ||
6162 | /* Vector of image_keyword structures describing the format | |
6163 | of valid XBM image specifications. */ | |
6164 | ||
6165 | static struct image_keyword xbm_format[XBM_LAST] = | |
6166 | { | |
6167 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6168 | {":file", IMAGE_STRING_VALUE, 0}, | |
6169 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6170 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6171 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6172 | {":foreground", IMAGE_STRING_VALUE, 0}, | |
6173 | {":background", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 6174 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
6175 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
6176 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
6177 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
4a8e312c GM |
6178 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6179 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
6180 | }; |
6181 | ||
6182 | /* Structure describing the image type XBM. */ | |
6183 | ||
6184 | static struct image_type xbm_type = | |
6185 | { | |
6186 | &Qxbm, | |
6187 | xbm_image_p, | |
6188 | xbm_load, | |
6189 | x_clear_image, | |
6190 | NULL | |
6191 | }; | |
6192 | ||
6193 | /* Tokens returned from xbm_scan. */ | |
6194 | ||
6195 | enum xbm_token | |
6196 | { | |
6197 | XBM_TK_IDENT = 256, | |
6198 | XBM_TK_NUMBER | |
6199 | }; | |
6200 | ||
6201 | ||
6202 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6203 | A valid specification is a list starting with the symbol `image' | |
6204 | The rest of the list is a property list which must contain an | |
6205 | entry `:type xbm.. | |
6206 | ||
6207 | If the specification specifies a file to load, it must contain | |
6208 | an entry `:file FILENAME' where FILENAME is a string. | |
6209 | ||
6210 | If the specification is for a bitmap loaded from memory it must | |
6211 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6212 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6213 | ||
6214 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6215 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6216 | ||
6217 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6218 | ||
6219 | 3. a vector of strings or bool-vectors, one for each line of the | |
6220 | bitmap. | |
6221 | ||
5be6c3b0 GM |
6222 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
6223 | may not be specified in this case because they are defined in the | |
6224 | XBM file. | |
6225 | ||
333b20bb GM |
6226 | Both the file and data forms may contain the additional entries |
6227 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6228 | foreground and background of the frame on which the image is | |
e3130015 | 6229 | displayed is used. */ |
333b20bb GM |
6230 | |
6231 | static int | |
6232 | xbm_image_p (object) | |
6233 | Lisp_Object object; | |
6234 | { | |
6235 | struct image_keyword kw[XBM_LAST]; | |
6236 | ||
6237 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6238 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6239 | return 0; |
6240 | ||
6241 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6242 | ||
6243 | if (kw[XBM_FILE].count) | |
6244 | { | |
6245 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6246 | return 0; | |
6247 | } | |
5be6c3b0 GM |
6248 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
6249 | { | |
6250 | /* In-memory XBM file. */ | |
6251 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
6252 | return 0; | |
6253 | } | |
333b20bb GM |
6254 | else |
6255 | { | |
6256 | Lisp_Object data; | |
6257 | int width, height; | |
6258 | ||
6259 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6260 | if (!kw[XBM_WIDTH].count | |
6261 | || !kw[XBM_HEIGHT].count | |
6262 | || !kw[XBM_DATA].count) | |
6263 | return 0; | |
6264 | ||
6265 | data = kw[XBM_DATA].value; | |
6266 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6267 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6268 | ||
6269 | /* Check type of data, and width and height against contents of | |
6270 | data. */ | |
6271 | if (VECTORP (data)) | |
6272 | { | |
6273 | int i; | |
6274 | ||
6275 | /* Number of elements of the vector must be >= height. */ | |
6276 | if (XVECTOR (data)->size < height) | |
6277 | return 0; | |
6278 | ||
6279 | /* Each string or bool-vector in data must be large enough | |
6280 | for one line of the image. */ | |
6281 | for (i = 0; i < height; ++i) | |
6282 | { | |
6283 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6284 | ||
6285 | if (STRINGP (elt)) | |
6286 | { | |
6287 | if (XSTRING (elt)->size | |
6288 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6289 | return 0; | |
6290 | } | |
6291 | else if (BOOL_VECTOR_P (elt)) | |
6292 | { | |
6293 | if (XBOOL_VECTOR (elt)->size < width) | |
6294 | return 0; | |
6295 | } | |
6296 | else | |
6297 | return 0; | |
6298 | } | |
6299 | } | |
6300 | else if (STRINGP (data)) | |
6301 | { | |
6302 | if (XSTRING (data)->size | |
6303 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6304 | return 0; | |
6305 | } | |
6306 | else if (BOOL_VECTOR_P (data)) | |
6307 | { | |
6308 | if (XBOOL_VECTOR (data)->size < width * height) | |
6309 | return 0; | |
6310 | } | |
6311 | else | |
6312 | return 0; | |
6313 | } | |
6314 | ||
333b20bb GM |
6315 | return 1; |
6316 | } | |
6317 | ||
6318 | ||
6319 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6320 | either an enumerator from enum xbm_token, or a character for a | |
6321 | single-character token, or 0 at end of file. If scanning an | |
6322 | identifier, store the lexeme of the identifier in SVAL. If | |
6323 | scanning a number, store its value in *IVAL. */ | |
6324 | ||
6325 | static int | |
5be6c3b0 GM |
6326 | xbm_scan (s, end, sval, ival) |
6327 | char **s, *end; | |
333b20bb GM |
6328 | char *sval; |
6329 | int *ival; | |
6330 | { | |
6331 | int c; | |
6332 | ||
6333 | /* Skip white space. */ | |
5be6c3b0 | 6334 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
6335 | ; |
6336 | ||
5be6c3b0 | 6337 | if (*s >= end) |
333b20bb GM |
6338 | c = 0; |
6339 | else if (isdigit (c)) | |
6340 | { | |
6341 | int value = 0, digit; | |
6342 | ||
5be6c3b0 | 6343 | if (c == '0' && *s < end) |
333b20bb | 6344 | { |
5be6c3b0 | 6345 | c = *(*s)++; |
333b20bb GM |
6346 | if (c == 'x' || c == 'X') |
6347 | { | |
5be6c3b0 | 6348 | while (*s < end) |
333b20bb | 6349 | { |
5be6c3b0 | 6350 | c = *(*s)++; |
333b20bb GM |
6351 | if (isdigit (c)) |
6352 | digit = c - '0'; | |
6353 | else if (c >= 'a' && c <= 'f') | |
6354 | digit = c - 'a' + 10; | |
6355 | else if (c >= 'A' && c <= 'F') | |
6356 | digit = c - 'A' + 10; | |
6357 | else | |
6358 | break; | |
6359 | value = 16 * value + digit; | |
6360 | } | |
6361 | } | |
6362 | else if (isdigit (c)) | |
6363 | { | |
6364 | value = c - '0'; | |
5be6c3b0 GM |
6365 | while (*s < end |
6366 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6367 | value = 8 * value + c - '0'; |
6368 | } | |
6369 | } | |
6370 | else | |
6371 | { | |
6372 | value = c - '0'; | |
5be6c3b0 GM |
6373 | while (*s < end |
6374 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6375 | value = 10 * value + c - '0'; |
6376 | } | |
6377 | ||
5be6c3b0 GM |
6378 | if (*s < end) |
6379 | *s = *s - 1; | |
333b20bb GM |
6380 | *ival = value; |
6381 | c = XBM_TK_NUMBER; | |
6382 | } | |
6383 | else if (isalpha (c) || c == '_') | |
6384 | { | |
6385 | *sval++ = c; | |
5be6c3b0 GM |
6386 | while (*s < end |
6387 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
6388 | *sval++ = c; |
6389 | *sval = 0; | |
5be6c3b0 GM |
6390 | if (*s < end) |
6391 | *s = *s - 1; | |
333b20bb GM |
6392 | c = XBM_TK_IDENT; |
6393 | } | |
6394 | ||
6395 | return c; | |
6396 | } | |
6397 | ||
6398 | ||
6399 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
6400 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
6401 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
6402 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
6403 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 6404 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
6405 | |
6406 | static int | |
5be6c3b0 GM |
6407 | xbm_read_bitmap_data (contents, end, width, height, data) |
6408 | char *contents, *end; | |
333b20bb GM |
6409 | int *width, *height; |
6410 | unsigned char **data; | |
6411 | { | |
5be6c3b0 | 6412 | char *s = contents; |
333b20bb GM |
6413 | char buffer[BUFSIZ]; |
6414 | int padding_p = 0; | |
6415 | int v10 = 0; | |
6416 | int bytes_per_line, i, nbytes; | |
6417 | unsigned char *p; | |
6418 | int value; | |
6419 | int LA1; | |
6420 | ||
6421 | #define match() \ | |
5be6c3b0 | 6422 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
6423 | |
6424 | #define expect(TOKEN) \ | |
6425 | if (LA1 != (TOKEN)) \ | |
6426 | goto failure; \ | |
6427 | else \ | |
6428 | match () | |
6429 | ||
6430 | #define expect_ident(IDENT) \ | |
6431 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
6432 | match (); \ | |
6433 | else \ | |
6434 | goto failure | |
6435 | ||
333b20bb | 6436 | *width = *height = -1; |
5be6c3b0 GM |
6437 | if (data) |
6438 | *data = NULL; | |
6439 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
6440 | |
6441 | /* Parse defines for width, height and hot-spots. */ | |
6442 | while (LA1 == '#') | |
6443 | { | |
333b20bb GM |
6444 | match (); |
6445 | expect_ident ("define"); | |
6446 | expect (XBM_TK_IDENT); | |
6447 | ||
6448 | if (LA1 == XBM_TK_NUMBER); | |
6449 | { | |
6450 | char *p = strrchr (buffer, '_'); | |
6451 | p = p ? p + 1 : buffer; | |
6452 | if (strcmp (p, "width") == 0) | |
6453 | *width = value; | |
6454 | else if (strcmp (p, "height") == 0) | |
6455 | *height = value; | |
6456 | } | |
6457 | expect (XBM_TK_NUMBER); | |
6458 | } | |
6459 | ||
6460 | if (*width < 0 || *height < 0) | |
6461 | goto failure; | |
5be6c3b0 GM |
6462 | else if (data == NULL) |
6463 | goto success; | |
333b20bb GM |
6464 | |
6465 | /* Parse bits. Must start with `static'. */ | |
6466 | expect_ident ("static"); | |
6467 | if (LA1 == XBM_TK_IDENT) | |
6468 | { | |
6469 | if (strcmp (buffer, "unsigned") == 0) | |
6470 | { | |
6471 | match (); | |
6472 | expect_ident ("char"); | |
6473 | } | |
6474 | else if (strcmp (buffer, "short") == 0) | |
6475 | { | |
6476 | match (); | |
6477 | v10 = 1; | |
6478 | if (*width % 16 && *width % 16 < 9) | |
6479 | padding_p = 1; | |
6480 | } | |
6481 | else if (strcmp (buffer, "char") == 0) | |
6482 | match (); | |
6483 | else | |
6484 | goto failure; | |
6485 | } | |
6486 | else | |
6487 | goto failure; | |
6488 | ||
6489 | expect (XBM_TK_IDENT); | |
6490 | expect ('['); | |
6491 | expect (']'); | |
6492 | expect ('='); | |
6493 | expect ('{'); | |
6494 | ||
6495 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
6496 | nbytes = bytes_per_line * *height; | |
6497 | p = *data = (char *) xmalloc (nbytes); | |
6498 | ||
6499 | if (v10) | |
6500 | { | |
333b20bb GM |
6501 | for (i = 0; i < nbytes; i += 2) |
6502 | { | |
6503 | int val = value; | |
6504 | expect (XBM_TK_NUMBER); | |
6505 | ||
6506 | *p++ = val; | |
6507 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
6508 | *p++ = value >> 8; | |
6509 | ||
6510 | if (LA1 == ',' || LA1 == '}') | |
6511 | match (); | |
6512 | else | |
6513 | goto failure; | |
6514 | } | |
6515 | } | |
6516 | else | |
6517 | { | |
6518 | for (i = 0; i < nbytes; ++i) | |
6519 | { | |
6520 | int val = value; | |
6521 | expect (XBM_TK_NUMBER); | |
6522 | ||
6523 | *p++ = val; | |
6524 | ||
6525 | if (LA1 == ',' || LA1 == '}') | |
6526 | match (); | |
6527 | else | |
6528 | goto failure; | |
6529 | } | |
6530 | } | |
6531 | ||
5be6c3b0 | 6532 | success: |
333b20bb GM |
6533 | return 1; |
6534 | ||
6535 | failure: | |
6536 | ||
5be6c3b0 | 6537 | if (data && *data) |
333b20bb GM |
6538 | { |
6539 | xfree (*data); | |
6540 | *data = NULL; | |
6541 | } | |
6542 | return 0; | |
6543 | ||
6544 | #undef match | |
6545 | #undef expect | |
6546 | #undef expect_ident | |
6547 | } | |
6548 | ||
6549 | ||
5be6c3b0 GM |
6550 | /* Load XBM image IMG which will be displayed on frame F from buffer |
6551 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
6552 | successful. */ | |
333b20bb GM |
6553 | |
6554 | static int | |
5be6c3b0 | 6555 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
6556 | struct frame *f; |
6557 | struct image *img; | |
5be6c3b0 | 6558 | char *contents, *end; |
333b20bb GM |
6559 | { |
6560 | int rc; | |
6561 | unsigned char *data; | |
6562 | int success_p = 0; | |
333b20bb | 6563 | |
5be6c3b0 | 6564 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
6565 | if (rc) |
6566 | { | |
6567 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6568 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6569 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6570 | Lisp_Object value; | |
6571 | ||
6572 | xassert (img->width > 0 && img->height > 0); | |
6573 | ||
6574 | /* Get foreground and background colors, maybe allocate colors. */ | |
6575 | value = image_spec_value (img->spec, QCforeground, NULL); | |
6576 | if (!NILP (value)) | |
6577 | foreground = x_alloc_image_color (f, img, value, foreground); | |
6578 | ||
6579 | value = image_spec_value (img->spec, QCbackground, NULL); | |
6580 | if (!NILP (value)) | |
6581 | background = x_alloc_image_color (f, img, value, background); | |
6582 | ||
333b20bb GM |
6583 | img->pixmap |
6584 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6585 | FRAME_X_WINDOW (f), | |
6586 | data, | |
6587 | img->width, img->height, | |
6588 | foreground, background, | |
6589 | depth); | |
6590 | xfree (data); | |
6591 | ||
dd00328a | 6592 | if (img->pixmap == None) |
333b20bb GM |
6593 | { |
6594 | x_clear_image (f, img); | |
5be6c3b0 | 6595 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
6596 | } |
6597 | else | |
6598 | success_p = 1; | |
333b20bb GM |
6599 | } |
6600 | else | |
45158a91 | 6601 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 6602 | |
333b20bb GM |
6603 | return success_p; |
6604 | } | |
6605 | ||
6606 | ||
5be6c3b0 GM |
6607 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
6608 | ||
6609 | static int | |
6610 | xbm_file_p (data) | |
6611 | Lisp_Object data; | |
6612 | { | |
6613 | int w, h; | |
6614 | return (STRINGP (data) | |
6615 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
6616 | (XSTRING (data)->data | |
6617 | + STRING_BYTES (XSTRING (data))), | |
6618 | &w, &h, NULL)); | |
6619 | } | |
6620 | ||
6621 | ||
333b20bb GM |
6622 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
6623 | non-zero if successful. */ | |
6624 | ||
6625 | static int | |
6626 | xbm_load (f, img) | |
6627 | struct frame *f; | |
6628 | struct image *img; | |
6629 | { | |
6630 | int success_p = 0; | |
6631 | Lisp_Object file_name; | |
6632 | ||
6633 | xassert (xbm_image_p (img->spec)); | |
6634 | ||
6635 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
6636 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
6637 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
6638 | { |
6639 | Lisp_Object file; | |
6640 | char *contents; | |
6641 | int size; | |
6642 | struct gcpro gcpro1; | |
6643 | ||
6644 | file = x_find_image_file (file_name); | |
6645 | GCPRO1 (file); | |
6646 | if (!STRINGP (file)) | |
6647 | { | |
6648 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
6649 | UNGCPRO; | |
6650 | return 0; | |
6651 | } | |
6652 | ||
6653 | contents = slurp_file (XSTRING (file)->data, &size); | |
6654 | if (contents == NULL) | |
6655 | { | |
6656 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
6657 | UNGCPRO; | |
6658 | return 0; | |
6659 | } | |
6660 | ||
6661 | success_p = xbm_load_image (f, img, contents, contents + size); | |
6662 | UNGCPRO; | |
6663 | } | |
333b20bb GM |
6664 | else |
6665 | { | |
6666 | struct image_keyword fmt[XBM_LAST]; | |
6667 | Lisp_Object data; | |
5be6c3b0 | 6668 | unsigned char *bitmap_data; |
333b20bb GM |
6669 | int depth; |
6670 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6671 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6672 | char *bits; | |
5be6c3b0 GM |
6673 | int parsed_p, height, width; |
6674 | int in_memory_file_p = 0; | |
6675 | ||
6676 | /* See if data looks like an in-memory XBM file. */ | |
6677 | data = image_spec_value (img->spec, QCdata, NULL); | |
6678 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 6679 | |
5be6c3b0 | 6680 | /* Parse the image specification. */ |
333b20bb | 6681 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 6682 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
6683 | xassert (parsed_p); |
6684 | ||
6685 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
6686 | if (!in_memory_file_p) |
6687 | { | |
6688 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
6689 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
6690 | xassert (img->width > 0 && img->height > 0); | |
6691 | } | |
333b20bb | 6692 | |
333b20bb GM |
6693 | /* Get foreground and background colors, maybe allocate colors. */ |
6694 | if (fmt[XBM_FOREGROUND].count) | |
6695 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
6696 | foreground); | |
6697 | if (fmt[XBM_BACKGROUND].count) | |
6698 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
6699 | background); | |
6700 | ||
5be6c3b0 GM |
6701 | if (in_memory_file_p) |
6702 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
6703 | (XSTRING (data)->data | |
6704 | + STRING_BYTES (XSTRING (data)))); | |
6705 | else | |
333b20bb | 6706 | { |
5be6c3b0 GM |
6707 | if (VECTORP (data)) |
6708 | { | |
6709 | int i; | |
6710 | char *p; | |
6711 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
333b20bb | 6712 | |
5be6c3b0 GM |
6713 | p = bits = (char *) alloca (nbytes * img->height); |
6714 | for (i = 0; i < img->height; ++i, p += nbytes) | |
6715 | { | |
6716 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
6717 | if (STRINGP (line)) | |
6718 | bcopy (XSTRING (line)->data, p, nbytes); | |
6719 | else | |
6720 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
6721 | } | |
6722 | } | |
6723 | else if (STRINGP (data)) | |
6724 | bits = XSTRING (data)->data; | |
6725 | else | |
6726 | bits = XBOOL_VECTOR (data)->data; | |
6727 | ||
6728 | /* Create the pixmap. */ | |
6729 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6730 | img->pixmap | |
6731 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
6732 | FRAME_X_WINDOW (f), | |
6733 | bits, | |
6734 | img->width, img->height, | |
6735 | foreground, background, | |
6736 | depth); | |
6737 | if (img->pixmap) | |
6738 | success_p = 1; | |
6739 | else | |
333b20bb | 6740 | { |
5be6c3b0 GM |
6741 | image_error ("Unable to create pixmap for XBM image `%s'", |
6742 | img->spec, Qnil); | |
6743 | x_clear_image (f, img); | |
333b20bb GM |
6744 | } |
6745 | } | |
333b20bb GM |
6746 | } |
6747 | ||
6748 | return success_p; | |
6749 | } | |
6750 | ||
6751 | ||
6752 | \f | |
6753 | /*********************************************************************** | |
6754 | XPM images | |
6755 | ***********************************************************************/ | |
6756 | ||
6757 | #if HAVE_XPM | |
6758 | ||
6759 | static int xpm_image_p P_ ((Lisp_Object object)); | |
6760 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
6761 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
6762 | ||
6763 | #include "X11/xpm.h" | |
6764 | ||
6765 | /* The symbol `xpm' identifying XPM-format images. */ | |
6766 | ||
6767 | Lisp_Object Qxpm; | |
6768 | ||
6769 | /* Indices of image specification fields in xpm_format, below. */ | |
6770 | ||
6771 | enum xpm_keyword_index | |
6772 | { | |
6773 | XPM_TYPE, | |
6774 | XPM_FILE, | |
6775 | XPM_DATA, | |
6776 | XPM_ASCENT, | |
6777 | XPM_MARGIN, | |
6778 | XPM_RELIEF, | |
6779 | XPM_ALGORITHM, | |
6780 | XPM_HEURISTIC_MASK, | |
4a8e312c | 6781 | XPM_MASK, |
333b20bb GM |
6782 | XPM_COLOR_SYMBOLS, |
6783 | XPM_LAST | |
6784 | }; | |
6785 | ||
6786 | /* Vector of image_keyword structures describing the format | |
6787 | of valid XPM image specifications. */ | |
6788 | ||
6789 | static struct image_keyword xpm_format[XPM_LAST] = | |
6790 | { | |
6791 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6792 | {":file", IMAGE_STRING_VALUE, 0}, | |
6793 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 6794 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
6795 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
6796 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
6797 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6798 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
4a8e312c | 6799 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb GM |
6800 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0} |
6801 | }; | |
6802 | ||
6803 | /* Structure describing the image type XBM. */ | |
6804 | ||
6805 | static struct image_type xpm_type = | |
6806 | { | |
6807 | &Qxpm, | |
6808 | xpm_image_p, | |
6809 | xpm_load, | |
6810 | x_clear_image, | |
6811 | NULL | |
6812 | }; | |
6813 | ||
6814 | ||
b243755a GM |
6815 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
6816 | functions for allocating image colors. Our own functions handle | |
6817 | color allocation failures more gracefully than the ones on the XPM | |
6818 | lib. */ | |
6819 | ||
6820 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
6821 | #define ALLOC_XPM_COLORS | |
6822 | #endif | |
6823 | ||
6824 | #ifdef ALLOC_XPM_COLORS | |
6825 | ||
f72c62ad | 6826 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
6827 | static void xpm_free_color_cache P_ ((void)); |
6828 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
6829 | static int xpm_color_bucket P_ ((char *)); |
6830 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
6831 | XColor *, int)); | |
b243755a GM |
6832 | |
6833 | /* An entry in a hash table used to cache color definitions of named | |
6834 | colors. This cache is necessary to speed up XPM image loading in | |
6835 | case we do color allocations ourselves. Without it, we would need | |
6836 | a call to XParseColor per pixel in the image. */ | |
6837 | ||
6838 | struct xpm_cached_color | |
6839 | { | |
6840 | /* Next in collision chain. */ | |
6841 | struct xpm_cached_color *next; | |
6842 | ||
6843 | /* Color definition (RGB and pixel color). */ | |
6844 | XColor color; | |
6845 | ||
6846 | /* Color name. */ | |
6847 | char name[1]; | |
6848 | }; | |
6849 | ||
6850 | /* The hash table used for the color cache, and its bucket vector | |
6851 | size. */ | |
6852 | ||
6853 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
6854 | struct xpm_cached_color **xpm_color_cache; | |
6855 | ||
b243755a GM |
6856 | /* Initialize the color cache. */ |
6857 | ||
6858 | static void | |
f72c62ad GM |
6859 | xpm_init_color_cache (f, attrs) |
6860 | struct frame *f; | |
6861 | XpmAttributes *attrs; | |
b243755a GM |
6862 | { |
6863 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
6864 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
6865 | memset (xpm_color_cache, 0, nbytes); | |
6866 | init_color_table (); | |
f72c62ad GM |
6867 | |
6868 | if (attrs->valuemask & XpmColorSymbols) | |
6869 | { | |
6870 | int i; | |
6871 | XColor color; | |
6872 | ||
6873 | for (i = 0; i < attrs->numsymbols; ++i) | |
6874 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
6875 | attrs->colorsymbols[i].value, &color)) | |
6876 | { | |
6877 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
6878 | color.blue); | |
6879 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
6880 | } | |
6881 | } | |
b243755a GM |
6882 | } |
6883 | ||
6884 | ||
6885 | /* Free the color cache. */ | |
6886 | ||
6887 | static void | |
6888 | xpm_free_color_cache () | |
6889 | { | |
6890 | struct xpm_cached_color *p, *next; | |
6891 | int i; | |
6892 | ||
6893 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
6894 | for (p = xpm_color_cache[i]; p; p = next) | |
6895 | { | |
6896 | next = p->next; | |
6897 | xfree (p); | |
6898 | } | |
6899 | ||
6900 | xfree (xpm_color_cache); | |
6901 | xpm_color_cache = NULL; | |
6902 | free_color_table (); | |
6903 | } | |
6904 | ||
6905 | ||
f72c62ad GM |
6906 | /* Return the bucket index for color named COLOR_NAME in the color |
6907 | cache. */ | |
6908 | ||
6909 | static int | |
6910 | xpm_color_bucket (color_name) | |
6911 | char *color_name; | |
6912 | { | |
6913 | unsigned h = 0; | |
6914 | char *s; | |
6915 | ||
6916 | for (s = color_name; *s; ++s) | |
6917 | h = (h << 2) ^ *s; | |
6918 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
6919 | } | |
6920 | ||
6921 | ||
6922 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
6923 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
6924 | entry added. */ | |
6925 | ||
6926 | static struct xpm_cached_color * | |
6927 | xpm_cache_color (f, color_name, color, bucket) | |
6928 | struct frame *f; | |
6929 | char *color_name; | |
6930 | XColor *color; | |
6931 | int bucket; | |
6932 | { | |
6933 | size_t nbytes; | |
6934 | struct xpm_cached_color *p; | |
6935 | ||
6936 | if (bucket < 0) | |
6937 | bucket = xpm_color_bucket (color_name); | |
6938 | ||
6939 | nbytes = sizeof *p + strlen (color_name); | |
6940 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
6941 | strcpy (p->name, color_name); | |
6942 | p->color = *color; | |
6943 | p->next = xpm_color_cache[bucket]; | |
6944 | xpm_color_cache[bucket] = p; | |
6945 | return p; | |
6946 | } | |
6947 | ||
6948 | ||
b243755a GM |
6949 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
6950 | return the cached definition in *COLOR. Otherwise, make a new | |
6951 | entry in the cache and allocate the color. Value is zero if color | |
6952 | allocation failed. */ | |
6953 | ||
6954 | static int | |
6955 | xpm_lookup_color (f, color_name, color) | |
6956 | struct frame *f; | |
6957 | char *color_name; | |
6958 | XColor *color; | |
6959 | { | |
b243755a | 6960 | struct xpm_cached_color *p; |
f72c62ad | 6961 | int h = xpm_color_bucket (color_name); |
b243755a GM |
6962 | |
6963 | for (p = xpm_color_cache[h]; p; p = p->next) | |
6964 | if (strcmp (p->name, color_name) == 0) | |
6965 | break; | |
6966 | ||
6967 | if (p != NULL) | |
6968 | *color = p->color; | |
6969 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
6970 | color_name, color)) | |
6971 | { | |
b243755a GM |
6972 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
6973 | color->blue); | |
f72c62ad | 6974 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 6975 | } |
f72c62ad | 6976 | |
b243755a GM |
6977 | return p != NULL; |
6978 | } | |
6979 | ||
6980 | ||
6981 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
6982 | CLOSURE is a pointer to the frame on which we allocate the | |
6983 | color. Return in *COLOR the allocated color. Value is non-zero | |
6984 | if successful. */ | |
6985 | ||
6986 | static int | |
6987 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
6988 | Display *dpy; | |
6989 | Colormap cmap; | |
6990 | char *color_name; | |
6991 | XColor *color; | |
6992 | void *closure; | |
6993 | { | |
6994 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
6995 | } | |
6996 | ||
6997 | ||
6998 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
6999 | is a pointer to the frame on which we allocate the color. Value is | |
7000 | non-zero if successful. */ | |
7001 | ||
7002 | static int | |
7003 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
7004 | Display *dpy; | |
7005 | Colormap cmap; | |
7006 | Pixel *pixels; | |
7007 | int npixels; | |
7008 | void *closure; | |
7009 | { | |
7010 | return 1; | |
7011 | } | |
7012 | ||
7013 | #endif /* ALLOC_XPM_COLORS */ | |
7014 | ||
7015 | ||
333b20bb GM |
7016 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
7017 | for XPM images. Such a list must consist of conses whose car and | |
7018 | cdr are strings. */ | |
7019 | ||
7020 | static int | |
7021 | xpm_valid_color_symbols_p (color_symbols) | |
7022 | Lisp_Object color_symbols; | |
7023 | { | |
7024 | while (CONSP (color_symbols)) | |
7025 | { | |
7026 | Lisp_Object sym = XCAR (color_symbols); | |
7027 | if (!CONSP (sym) | |
7028 | || !STRINGP (XCAR (sym)) | |
7029 | || !STRINGP (XCDR (sym))) | |
7030 | break; | |
7031 | color_symbols = XCDR (color_symbols); | |
7032 | } | |
7033 | ||
7034 | return NILP (color_symbols); | |
7035 | } | |
7036 | ||
7037 | ||
7038 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
7039 | ||
7040 | static int | |
7041 | xpm_image_p (object) | |
7042 | Lisp_Object object; | |
7043 | { | |
7044 | struct image_keyword fmt[XPM_LAST]; | |
7045 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 7046 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
7047 | /* Either `:file' or `:data' must be present. */ |
7048 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
7049 | /* Either no `:color-symbols' or it's a list of conses | |
7050 | whose car and cdr are strings. */ | |
7051 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 7052 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
7053 | } |
7054 | ||
7055 | ||
7056 | /* Load image IMG which will be displayed on frame F. Value is | |
7057 | non-zero if successful. */ | |
7058 | ||
7059 | static int | |
7060 | xpm_load (f, img) | |
7061 | struct frame *f; | |
7062 | struct image *img; | |
7063 | { | |
7064 | int rc, i; | |
7065 | XpmAttributes attrs; | |
7066 | Lisp_Object specified_file, color_symbols; | |
7067 | ||
7068 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
7069 | close colors. Return colors allocated. */ | |
7070 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
7071 | attrs.visual = FRAME_X_VISUAL (f); |
7072 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 7073 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 7074 | attrs.valuemask |= XpmColormap; |
b243755a GM |
7075 | |
7076 | #ifdef ALLOC_XPM_COLORS | |
7077 | /* Allocate colors with our own functions which handle | |
7078 | failing color allocation more gracefully. */ | |
7079 | attrs.color_closure = f; | |
7080 | attrs.alloc_color = xpm_alloc_color; | |
7081 | attrs.free_colors = xpm_free_colors; | |
7082 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
7083 | #else /* not ALLOC_XPM_COLORS */ | |
7084 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 7085 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 7086 | #ifdef XpmAllocCloseColors |
333b20bb GM |
7087 | attrs.alloc_close_colors = 1; |
7088 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 7089 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
7090 | attrs.closeness = 600; |
7091 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
7092 | #endif /* not XpmAllocCloseColors */ |
7093 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
7094 | |
7095 | /* If image specification contains symbolic color definitions, add | |
7096 | these to `attrs'. */ | |
7097 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
7098 | if (CONSP (color_symbols)) | |
7099 | { | |
7100 | Lisp_Object tail; | |
7101 | XpmColorSymbol *xpm_syms; | |
7102 | int i, size; | |
7103 | ||
7104 | attrs.valuemask |= XpmColorSymbols; | |
7105 | ||
7106 | /* Count number of symbols. */ | |
7107 | attrs.numsymbols = 0; | |
7108 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
7109 | ++attrs.numsymbols; | |
7110 | ||
7111 | /* Allocate an XpmColorSymbol array. */ | |
7112 | size = attrs.numsymbols * sizeof *xpm_syms; | |
7113 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
7114 | bzero (xpm_syms, size); | |
7115 | attrs.colorsymbols = xpm_syms; | |
7116 | ||
7117 | /* Fill the color symbol array. */ | |
7118 | for (tail = color_symbols, i = 0; | |
7119 | CONSP (tail); | |
7120 | ++i, tail = XCDR (tail)) | |
7121 | { | |
7122 | Lisp_Object name = XCAR (XCAR (tail)); | |
7123 | Lisp_Object color = XCDR (XCAR (tail)); | |
7124 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
7125 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
7126 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
7127 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
7128 | } | |
7129 | } | |
7130 | ||
7131 | /* Create a pixmap for the image, either from a file, or from a | |
7132 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 7133 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 7134 | xpm_init_color_cache (f, &attrs); |
b243755a GM |
7135 | #endif |
7136 | ||
333b20bb GM |
7137 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
7138 | if (STRINGP (specified_file)) | |
7139 | { | |
7140 | Lisp_Object file = x_find_image_file (specified_file); | |
7141 | if (!STRINGP (file)) | |
7142 | { | |
45158a91 | 7143 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
7144 | return 0; |
7145 | } | |
7146 | ||
7147 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7148 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
7149 | &attrs); | |
7150 | } | |
7151 | else | |
7152 | { | |
7153 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
7154 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7155 | XSTRING (buffer)->data, | |
7156 | &img->pixmap, &img->mask, | |
7157 | &attrs); | |
7158 | } | |
333b20bb GM |
7159 | |
7160 | if (rc == XpmSuccess) | |
7161 | { | |
b243755a GM |
7162 | #ifdef ALLOC_XPM_COLORS |
7163 | img->colors = colors_in_color_table (&img->ncolors); | |
7164 | #else /* not ALLOC_XPM_COLORS */ | |
333b20bb GM |
7165 | img->ncolors = attrs.nalloc_pixels; |
7166 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
7167 | * sizeof *img->colors); | |
7168 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
7169 | { |
7170 | img->colors[i] = attrs.alloc_pixels[i]; | |
7171 | #ifdef DEBUG_X_COLORS | |
7172 | register_color (img->colors[i]); | |
7173 | #endif | |
7174 | } | |
b243755a | 7175 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
7176 | |
7177 | img->width = attrs.width; | |
7178 | img->height = attrs.height; | |
7179 | xassert (img->width > 0 && img->height > 0); | |
7180 | ||
7181 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 7182 | XpmFreeAttributes (&attrs); |
333b20bb GM |
7183 | } |
7184 | else | |
7185 | { | |
7186 | switch (rc) | |
7187 | { | |
7188 | case XpmOpenFailed: | |
7189 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
7190 | break; | |
7191 | ||
7192 | case XpmFileInvalid: | |
7193 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
7194 | break; | |
7195 | ||
7196 | case XpmNoMemory: | |
7197 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
7198 | break; | |
7199 | ||
7200 | case XpmColorFailed: | |
7201 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
7202 | break; | |
7203 | ||
7204 | default: | |
7205 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
7206 | break; | |
7207 | } | |
7208 | } | |
7209 | ||
b243755a GM |
7210 | #ifdef ALLOC_XPM_COLORS |
7211 | xpm_free_color_cache (); | |
7212 | #endif | |
333b20bb GM |
7213 | return rc == XpmSuccess; |
7214 | } | |
7215 | ||
7216 | #endif /* HAVE_XPM != 0 */ | |
7217 | ||
7218 | \f | |
7219 | /*********************************************************************** | |
7220 | Color table | |
7221 | ***********************************************************************/ | |
7222 | ||
7223 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
7224 | ||
7225 | struct ct_color | |
7226 | { | |
7227 | int r, g, b; | |
7228 | unsigned long pixel; | |
7229 | ||
7230 | /* Next in color table collision list. */ | |
7231 | struct ct_color *next; | |
7232 | }; | |
7233 | ||
7234 | /* The bucket vector size to use. Must be prime. */ | |
7235 | ||
7236 | #define CT_SIZE 101 | |
7237 | ||
7238 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
7239 | ||
7240 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
7241 | ||
7242 | /* The color hash table. */ | |
7243 | ||
7244 | struct ct_color **ct_table; | |
7245 | ||
7246 | /* Number of entries in the color table. */ | |
7247 | ||
7248 | int ct_colors_allocated; | |
7249 | ||
333b20bb GM |
7250 | /* Initialize the color table. */ |
7251 | ||
7252 | static void | |
7253 | init_color_table () | |
7254 | { | |
7255 | int size = CT_SIZE * sizeof (*ct_table); | |
7256 | ct_table = (struct ct_color **) xmalloc (size); | |
7257 | bzero (ct_table, size); | |
7258 | ct_colors_allocated = 0; | |
7259 | } | |
7260 | ||
7261 | ||
7262 | /* Free memory associated with the color table. */ | |
7263 | ||
7264 | static void | |
7265 | free_color_table () | |
7266 | { | |
7267 | int i; | |
7268 | struct ct_color *p, *next; | |
7269 | ||
7270 | for (i = 0; i < CT_SIZE; ++i) | |
7271 | for (p = ct_table[i]; p; p = next) | |
7272 | { | |
7273 | next = p->next; | |
7274 | xfree (p); | |
7275 | } | |
7276 | ||
7277 | xfree (ct_table); | |
7278 | ct_table = NULL; | |
7279 | } | |
7280 | ||
7281 | ||
7282 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
7283 | entry for that color already is in the color table, return the | |
7284 | pixel color of that entry. Otherwise, allocate a new color for R, | |
7285 | G, B, and make an entry in the color table. */ | |
7286 | ||
7287 | static unsigned long | |
7288 | lookup_rgb_color (f, r, g, b) | |
7289 | struct frame *f; | |
7290 | int r, g, b; | |
7291 | { | |
7292 | unsigned hash = CT_HASH_RGB (r, g, b); | |
7293 | int i = hash % CT_SIZE; | |
7294 | struct ct_color *p; | |
7295 | ||
7296 | for (p = ct_table[i]; p; p = p->next) | |
7297 | if (p->r == r && p->g == g && p->b == b) | |
7298 | break; | |
7299 | ||
7300 | if (p == NULL) | |
7301 | { | |
7302 | XColor color; | |
7303 | Colormap cmap; | |
7304 | int rc; | |
7305 | ||
7306 | color.red = r; | |
7307 | color.green = g; | |
7308 | color.blue = b; | |
7309 | ||
9b2956e2 | 7310 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 7311 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7312 | |
7313 | if (rc) | |
7314 | { | |
7315 | ++ct_colors_allocated; | |
7316 | ||
7317 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7318 | p->r = r; | |
7319 | p->g = g; | |
7320 | p->b = b; | |
7321 | p->pixel = color.pixel; | |
7322 | p->next = ct_table[i]; | |
7323 | ct_table[i] = p; | |
7324 | } | |
7325 | else | |
7326 | return FRAME_FOREGROUND_PIXEL (f); | |
7327 | } | |
7328 | ||
7329 | return p->pixel; | |
7330 | } | |
7331 | ||
7332 | ||
7333 | /* Look up pixel color PIXEL which is used on frame F in the color | |
7334 | table. If not already present, allocate it. Value is PIXEL. */ | |
7335 | ||
7336 | static unsigned long | |
7337 | lookup_pixel_color (f, pixel) | |
7338 | struct frame *f; | |
7339 | unsigned long pixel; | |
7340 | { | |
7341 | int i = pixel % CT_SIZE; | |
7342 | struct ct_color *p; | |
7343 | ||
7344 | for (p = ct_table[i]; p; p = p->next) | |
7345 | if (p->pixel == pixel) | |
7346 | break; | |
7347 | ||
7348 | if (p == NULL) | |
7349 | { | |
7350 | XColor color; | |
7351 | Colormap cmap; | |
7352 | int rc; | |
7353 | ||
9b2956e2 | 7354 | cmap = FRAME_X_COLORMAP (f); |
333b20bb GM |
7355 | color.pixel = pixel; |
7356 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
d62c8769 | 7357 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7358 | |
7359 | if (rc) | |
7360 | { | |
7361 | ++ct_colors_allocated; | |
7362 | ||
7363 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7364 | p->r = color.red; | |
7365 | p->g = color.green; | |
7366 | p->b = color.blue; | |
7367 | p->pixel = pixel; | |
7368 | p->next = ct_table[i]; | |
7369 | ct_table[i] = p; | |
7370 | } | |
7371 | else | |
7372 | return FRAME_FOREGROUND_PIXEL (f); | |
7373 | } | |
7374 | ||
7375 | return p->pixel; | |
7376 | } | |
7377 | ||
7378 | ||
7379 | /* Value is a vector of all pixel colors contained in the color table, | |
7380 | allocated via xmalloc. Set *N to the number of colors. */ | |
7381 | ||
7382 | static unsigned long * | |
7383 | colors_in_color_table (n) | |
7384 | int *n; | |
7385 | { | |
7386 | int i, j; | |
7387 | struct ct_color *p; | |
7388 | unsigned long *colors; | |
7389 | ||
7390 | if (ct_colors_allocated == 0) | |
7391 | { | |
7392 | *n = 0; | |
7393 | colors = NULL; | |
7394 | } | |
7395 | else | |
7396 | { | |
7397 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
7398 | * sizeof *colors); | |
7399 | *n = ct_colors_allocated; | |
7400 | ||
7401 | for (i = j = 0; i < CT_SIZE; ++i) | |
7402 | for (p = ct_table[i]; p; p = p->next) | |
7403 | colors[j++] = p->pixel; | |
7404 | } | |
7405 | ||
7406 | return colors; | |
7407 | } | |
7408 | ||
7409 | ||
7410 | \f | |
7411 | /*********************************************************************** | |
7412 | Algorithms | |
7413 | ***********************************************************************/ | |
7414 | ||
7415 | static void x_laplace_write_row P_ ((struct frame *, long *, | |
7416 | int, XImage *, int)); | |
7417 | static void x_laplace_read_row P_ ((struct frame *, Colormap, | |
7418 | XColor *, int, XImage *, int)); | |
4a8e312c GM |
7419 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
7420 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
7421 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
7422 | ||
14819cb3 GM |
7423 | /* Non-zero means draw a cross on images having `:algorithm |
7424 | disabled'. */ | |
7425 | ||
7426 | int cross_disabled_images; | |
7427 | ||
4a8e312c GM |
7428 | /* Edge detection matrices for different edge-detection |
7429 | strategies. */ | |
7430 | ||
7431 | static int emboss_matrix[9] = { | |
7432 | /* x - 1 x x + 1 */ | |
7433 | 2, -1, 0, /* y - 1 */ | |
7434 | -1, 0, 1, /* y */ | |
7435 | 0, 1, -2 /* y + 1 */ | |
7436 | }; | |
333b20bb | 7437 | |
4a8e312c GM |
7438 | static int laplace_matrix[9] = { |
7439 | /* x - 1 x x + 1 */ | |
7440 | 1, 0, 0, /* y - 1 */ | |
7441 | 0, 0, 0, /* y */ | |
7442 | 0, 0, -1 /* y + 1 */ | |
7443 | }; | |
333b20bb | 7444 | |
14819cb3 GM |
7445 | /* Value is the intensity of the color whose red/green/blue values |
7446 | are R, G, and B. */ | |
7447 | ||
7448 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
7449 | ||
333b20bb | 7450 | |
4a8e312c GM |
7451 | /* On frame F, return an array of XColor structures describing image |
7452 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
7453 | non-zero means also fill the red/green/blue members of the XColor | |
7454 | structures. Value is a pointer to the array of XColors structures, | |
7455 | allocated with xmalloc; it must be freed by the caller. */ | |
7456 | ||
7457 | static XColor * | |
7458 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 7459 | struct frame *f; |
4a8e312c GM |
7460 | struct image *img; |
7461 | int rgb_p; | |
333b20bb | 7462 | { |
4a8e312c GM |
7463 | int x, y; |
7464 | XColor *colors, *p; | |
7465 | XImage *ximg; | |
333b20bb | 7466 | |
4a8e312c GM |
7467 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
7468 | ||
7469 | /* Get the X image IMG->pixmap. */ | |
7470 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
7471 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 7472 | |
4a8e312c GM |
7473 | /* Fill the `pixel' members of the XColor array. I wished there |
7474 | were an easy and portable way to circumvent XGetPixel. */ | |
7475 | p = colors; | |
7476 | for (y = 0; y < img->height; ++y) | |
7477 | { | |
7478 | XColor *row = p; | |
7479 | ||
7480 | for (x = 0; x < img->width; ++x, ++p) | |
7481 | p->pixel = XGetPixel (ximg, x, y); | |
7482 | ||
7483 | if (rgb_p) | |
7484 | XQueryColors (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7485 | row, img->width); | |
7486 | } | |
7487 | ||
7488 | XDestroyImage (ximg); | |
4a8e312c | 7489 | return colors; |
333b20bb GM |
7490 | } |
7491 | ||
7492 | ||
4a8e312c GM |
7493 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
7494 | RGB members are set. F is the frame on which this all happens. | |
7495 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
7496 | |
7497 | static void | |
4a8e312c | 7498 | x_from_xcolors (f, img, colors) |
333b20bb | 7499 | struct frame *f; |
4a8e312c GM |
7500 | struct image *img; |
7501 | XColor *colors; | |
333b20bb | 7502 | { |
4a8e312c GM |
7503 | int x, y; |
7504 | XImage *oimg; | |
7505 | Pixmap pixmap; | |
7506 | XColor *p; | |
7507 | ||
4a8e312c | 7508 | init_color_table (); |
333b20bb | 7509 | |
4a8e312c GM |
7510 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
7511 | &oimg, &pixmap); | |
7512 | p = colors; | |
7513 | for (y = 0; y < img->height; ++y) | |
7514 | for (x = 0; x < img->width; ++x, ++p) | |
7515 | { | |
7516 | unsigned long pixel; | |
7517 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
7518 | XPutPixel (oimg, x, y, pixel); | |
7519 | } | |
7520 | ||
7521 | xfree (colors); | |
dd00328a | 7522 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
7523 | |
7524 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
7525 | x_destroy_x_image (oimg); | |
7526 | img->pixmap = pixmap; | |
7527 | img->colors = colors_in_color_table (&img->ncolors); | |
7528 | free_color_table (); | |
333b20bb GM |
7529 | } |
7530 | ||
7531 | ||
4a8e312c GM |
7532 | /* On frame F, perform edge-detection on image IMG. |
7533 | ||
7534 | MATRIX is a nine-element array specifying the transformation | |
7535 | matrix. See emboss_matrix for an example. | |
7536 | ||
7537 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
7538 | outgoing image. */ | |
333b20bb GM |
7539 | |
7540 | static void | |
4a8e312c | 7541 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
7542 | struct frame *f; |
7543 | struct image *img; | |
4a8e312c | 7544 | int matrix[9], color_adjust; |
333b20bb | 7545 | { |
4a8e312c GM |
7546 | XColor *colors = x_to_xcolors (f, img, 1); |
7547 | XColor *new, *p; | |
7548 | int x, y, i, sum; | |
333b20bb | 7549 | |
4a8e312c GM |
7550 | for (i = sum = 0; i < 9; ++i) |
7551 | sum += abs (matrix[i]); | |
333b20bb | 7552 | |
4a8e312c | 7553 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 7554 | |
4a8e312c | 7555 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 7556 | |
4a8e312c GM |
7557 | for (y = 0; y < img->height; ++y) |
7558 | { | |
7559 | p = COLOR (new, 0, y); | |
7560 | p->red = p->green = p->blue = 0xffff/2; | |
7561 | p = COLOR (new, img->width - 1, y); | |
7562 | p->red = p->green = p->blue = 0xffff/2; | |
7563 | } | |
7564 | ||
7565 | for (x = 1; x < img->width - 1; ++x) | |
7566 | { | |
7567 | p = COLOR (new, x, 0); | |
7568 | p->red = p->green = p->blue = 0xffff/2; | |
7569 | p = COLOR (new, x, img->height - 1); | |
7570 | p->red = p->green = p->blue = 0xffff/2; | |
7571 | } | |
333b20bb | 7572 | |
4a8e312c | 7573 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 7574 | { |
4a8e312c GM |
7575 | p = COLOR (new, 1, y); |
7576 | ||
7577 | for (x = 1; x < img->width - 1; ++x, ++p) | |
7578 | { | |
14819cb3 | 7579 | int r, g, b, y1, x1; |
4a8e312c GM |
7580 | |
7581 | r = g = b = i = 0; | |
7582 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
7583 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
7584 | if (matrix[i]) | |
7585 | { | |
7586 | XColor *t = COLOR (colors, x1, y1); | |
7587 | r += matrix[i] * t->red; | |
7588 | g += matrix[i] * t->green; | |
7589 | b += matrix[i] * t->blue; | |
7590 | } | |
333b20bb | 7591 | |
4a8e312c GM |
7592 | r = (r / sum + color_adjust) & 0xffff; |
7593 | g = (g / sum + color_adjust) & 0xffff; | |
7594 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 7595 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 7596 | } |
333b20bb GM |
7597 | } |
7598 | ||
4a8e312c GM |
7599 | xfree (colors); |
7600 | x_from_xcolors (f, img, new); | |
333b20bb | 7601 | |
4a8e312c GM |
7602 | #undef COLOR |
7603 | } | |
7604 | ||
7605 | ||
7606 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
7607 | on frame F. */ | |
7608 | ||
7609 | static void | |
7610 | x_emboss (f, img) | |
7611 | struct frame *f; | |
7612 | struct image *img; | |
7613 | { | |
7614 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
7615 | } | |
7616 | ||
7617 | ||
7618 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
7619 | on frame F. */ | |
7620 | ||
7621 | static void | |
7622 | x_laplace (f, img) | |
7623 | struct frame *f; | |
7624 | struct image *img; | |
7625 | { | |
7626 | x_detect_edges (f, img, laplace_matrix, 45000); | |
7627 | } | |
7628 | ||
7629 | ||
7630 | /* Perform edge-detection on image IMG on frame F, with specified | |
7631 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
7632 | ||
7633 | MATRIX must be either | |
7634 | ||
7635 | - a list of at least 9 numbers in row-major form | |
7636 | - a vector of at least 9 numbers | |
7637 | ||
7638 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
7639 | number. */ | |
7640 | ||
7641 | static void | |
7642 | x_edge_detection (f, img, matrix, color_adjust) | |
7643 | struct frame *f; | |
7644 | struct image *img; | |
7645 | Lisp_Object matrix, color_adjust; | |
7646 | { | |
7647 | int i = 0; | |
7648 | int trans[9]; | |
333b20bb | 7649 | |
4a8e312c GM |
7650 | if (CONSP (matrix)) |
7651 | { | |
7652 | for (i = 0; | |
7653 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
7654 | ++i, matrix = XCDR (matrix)) | |
7655 | trans[i] = XFLOATINT (XCAR (matrix)); | |
7656 | } | |
7657 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
7658 | { | |
7659 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
7660 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
7661 | } | |
333b20bb | 7662 | |
4a8e312c GM |
7663 | if (NILP (color_adjust)) |
7664 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 7665 | |
4a8e312c GM |
7666 | if (i == 9 && NUMBERP (color_adjust)) |
7667 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
7668 | } |
7669 | ||
7670 | ||
14819cb3 GM |
7671 | /* Transform image IMG on frame F so that it looks disabled. */ |
7672 | ||
7673 | static void | |
7674 | x_disable_image (f, img) | |
7675 | struct frame *f; | |
7676 | struct image *img; | |
7677 | { | |
7678 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 7679 | |
14819cb3 GM |
7680 | if (dpyinfo->n_planes >= 2) |
7681 | { | |
7682 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
7683 | drawing such images with a stipple can look very odd, so | |
7684 | we're using this method instead. */ | |
7685 | XColor *colors = x_to_xcolors (f, img, 1); | |
7686 | XColor *p, *end; | |
7687 | const int h = 15000; | |
7688 | const int l = 30000; | |
7689 | ||
7690 | for (p = colors, end = colors + img->width * img->height; | |
7691 | p < end; | |
7692 | ++p) | |
7693 | { | |
7694 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
7695 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
7696 | p->red = p->green = p->blue = i2; | |
7697 | } | |
7698 | ||
7699 | x_from_xcolors (f, img, colors); | |
7700 | } | |
7701 | ||
7702 | /* Draw a cross over the disabled image, if we must or if we | |
7703 | should. */ | |
7704 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
7705 | { | |
7706 | Display *dpy = FRAME_X_DISPLAY (f); | |
7707 | GC gc; | |
7708 | ||
14819cb3 GM |
7709 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
7710 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
7711 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
7712 | img->width - 1, img->height - 1); | |
7713 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
7714 | img->width - 1, 0); | |
7715 | XFreeGC (dpy, gc); | |
7716 | ||
7717 | if (img->mask) | |
7718 | { | |
7719 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
7720 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
7721 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
7722 | img->width - 1, img->height - 1); | |
7723 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
7724 | img->width - 1, 0); | |
7725 | XFreeGC (dpy, gc); | |
7726 | } | |
14819cb3 GM |
7727 | } |
7728 | } | |
7729 | ||
7730 | ||
333b20bb GM |
7731 | /* Build a mask for image IMG which is used on frame F. FILE is the |
7732 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
7733 | determine the background color of IMG. If it is a list '(R G B)', |
7734 | with R, G, and B being integers >= 0, take that as the color of the | |
7735 | background. Otherwise, determine the background color of IMG | |
7736 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
7737 | |
7738 | static int | |
45158a91 | 7739 | x_build_heuristic_mask (f, img, how) |
333b20bb | 7740 | struct frame *f; |
333b20bb GM |
7741 | struct image *img; |
7742 | Lisp_Object how; | |
7743 | { | |
7744 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 7745 | XImage *ximg, *mask_img; |
fcf431dc | 7746 | int x, y, rc, look_at_corners_p; |
8ec8a5ec | 7747 | unsigned long bg = 0; |
333b20bb | 7748 | |
4a8e312c GM |
7749 | if (img->mask) |
7750 | { | |
7751 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 7752 | img->mask = None; |
4a8e312c | 7753 | } |
dd00328a | 7754 | |
333b20bb | 7755 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 7756 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
7757 | &mask_img, &img->mask); |
7758 | if (!rc) | |
28c7826c | 7759 | return 0; |
333b20bb GM |
7760 | |
7761 | /* Get the X image of IMG->pixmap. */ | |
7762 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
7763 | ~0, ZPixmap); | |
7764 | ||
fcf431dc GM |
7765 | /* Determine the background color of ximg. If HOW is `(R G B)' |
7766 | take that as color. Otherwise, try to determine the color | |
7767 | heuristically. */ | |
7768 | look_at_corners_p = 1; | |
7769 | ||
7770 | if (CONSP (how)) | |
7771 | { | |
7772 | int rgb[3], i = 0; | |
7773 | ||
7774 | while (i < 3 | |
7775 | && CONSP (how) | |
7776 | && NATNUMP (XCAR (how))) | |
7777 | { | |
7778 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
7779 | how = XCDR (how); | |
7780 | } | |
7781 | ||
7782 | if (i == 3 && NILP (how)) | |
7783 | { | |
7784 | char color_name[30]; | |
7785 | XColor exact, color; | |
7786 | Colormap cmap; | |
7787 | ||
7788 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); | |
7789 | ||
9b2956e2 | 7790 | cmap = FRAME_X_COLORMAP (f); |
fcf431dc GM |
7791 | if (XLookupColor (dpy, cmap, color_name, &exact, &color)) |
7792 | { | |
7793 | bg = color.pixel; | |
7794 | look_at_corners_p = 0; | |
7795 | } | |
7796 | } | |
7797 | } | |
7798 | ||
7799 | if (look_at_corners_p) | |
333b20bb GM |
7800 | { |
7801 | unsigned long corners[4]; | |
7802 | int i, best_count; | |
7803 | ||
7804 | /* Get the colors at the corners of ximg. */ | |
7805 | corners[0] = XGetPixel (ximg, 0, 0); | |
7806 | corners[1] = XGetPixel (ximg, img->width - 1, 0); | |
7807 | corners[2] = XGetPixel (ximg, img->width - 1, img->height - 1); | |
7808 | corners[3] = XGetPixel (ximg, 0, img->height - 1); | |
7809 | ||
7810 | /* Choose the most frequently found color as background. */ | |
7811 | for (i = best_count = 0; i < 4; ++i) | |
7812 | { | |
7813 | int j, n; | |
7814 | ||
7815 | for (j = n = 0; j < 4; ++j) | |
7816 | if (corners[i] == corners[j]) | |
7817 | ++n; | |
7818 | ||
7819 | if (n > best_count) | |
7820 | bg = corners[i], best_count = n; | |
7821 | } | |
7822 | } | |
7823 | ||
7824 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
7825 | from the background color bg. */ | |
7826 | for (y = 0; y < img->height; ++y) | |
7827 | for (x = 0; x < img->width; ++x) | |
7828 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
7829 | ||
7830 | /* Put mask_img into img->mask. */ | |
7831 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
7832 | x_destroy_x_image (mask_img); | |
7833 | XDestroyImage (ximg); | |
7834 | ||
333b20bb GM |
7835 | return 1; |
7836 | } | |
7837 | ||
7838 | ||
7839 | \f | |
7840 | /*********************************************************************** | |
7841 | PBM (mono, gray, color) | |
7842 | ***********************************************************************/ | |
7843 | ||
7844 | static int pbm_image_p P_ ((Lisp_Object object)); | |
7845 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 7846 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
7847 | |
7848 | /* The symbol `pbm' identifying images of this type. */ | |
7849 | ||
7850 | Lisp_Object Qpbm; | |
7851 | ||
7852 | /* Indices of image specification fields in gs_format, below. */ | |
7853 | ||
7854 | enum pbm_keyword_index | |
7855 | { | |
7856 | PBM_TYPE, | |
7857 | PBM_FILE, | |
63cec32f | 7858 | PBM_DATA, |
333b20bb GM |
7859 | PBM_ASCENT, |
7860 | PBM_MARGIN, | |
7861 | PBM_RELIEF, | |
7862 | PBM_ALGORITHM, | |
7863 | PBM_HEURISTIC_MASK, | |
4a8e312c | 7864 | PBM_MASK, |
333b20bb GM |
7865 | PBM_LAST |
7866 | }; | |
7867 | ||
7868 | /* Vector of image_keyword structures describing the format | |
7869 | of valid user-defined image specifications. */ | |
7870 | ||
7871 | static struct image_keyword pbm_format[PBM_LAST] = | |
7872 | { | |
7873 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
7874 | {":file", IMAGE_STRING_VALUE, 0}, |
7875 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7876 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
7877 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
7878 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7879 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
4a8e312c GM |
7880 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
7881 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
7882 | }; |
7883 | ||
7884 | /* Structure describing the image type `pbm'. */ | |
7885 | ||
7886 | static struct image_type pbm_type = | |
7887 | { | |
7888 | &Qpbm, | |
7889 | pbm_image_p, | |
7890 | pbm_load, | |
7891 | x_clear_image, | |
7892 | NULL | |
7893 | }; | |
7894 | ||
7895 | ||
7896 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
7897 | ||
7898 | static int | |
7899 | pbm_image_p (object) | |
7900 | Lisp_Object object; | |
7901 | { | |
7902 | struct image_keyword fmt[PBM_LAST]; | |
7903 | ||
7904 | bcopy (pbm_format, fmt, sizeof fmt); | |
7905 | ||
7c7ff7f5 | 7906 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 7907 | return 0; |
63cec32f GM |
7908 | |
7909 | /* Must specify either :data or :file. */ | |
7910 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
7911 | } |
7912 | ||
7913 | ||
63cec32f GM |
7914 | /* Scan a decimal number from *S and return it. Advance *S while |
7915 | reading the number. END is the end of the string. Value is -1 at | |
7916 | end of input. */ | |
333b20bb GM |
7917 | |
7918 | static int | |
63cec32f GM |
7919 | pbm_scan_number (s, end) |
7920 | unsigned char **s, *end; | |
333b20bb | 7921 | { |
8ec8a5ec | 7922 | int c = 0, val = -1; |
333b20bb | 7923 | |
63cec32f | 7924 | while (*s < end) |
333b20bb GM |
7925 | { |
7926 | /* Skip white-space. */ | |
63cec32f | 7927 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
7928 | ; |
7929 | ||
7930 | if (c == '#') | |
7931 | { | |
7932 | /* Skip comment to end of line. */ | |
63cec32f | 7933 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
7934 | ; |
7935 | } | |
7936 | else if (isdigit (c)) | |
7937 | { | |
7938 | /* Read decimal number. */ | |
7939 | val = c - '0'; | |
63cec32f | 7940 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
7941 | val = 10 * val + c - '0'; |
7942 | break; | |
7943 | } | |
7944 | else | |
7945 | break; | |
7946 | } | |
7947 | ||
7948 | return val; | |
7949 | } | |
7950 | ||
7951 | ||
7952 | /* Load PBM image IMG for use on frame F. */ | |
7953 | ||
7954 | static int | |
7955 | pbm_load (f, img) | |
7956 | struct frame *f; | |
7957 | struct image *img; | |
7958 | { | |
333b20bb | 7959 | int raw_p, x, y; |
b6d7acec | 7960 | int width, height, max_color_idx = 0; |
333b20bb GM |
7961 | XImage *ximg; |
7962 | Lisp_Object file, specified_file; | |
7963 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
7964 | struct gcpro gcpro1; | |
63cec32f GM |
7965 | unsigned char *contents = NULL; |
7966 | unsigned char *end, *p; | |
7967 | int size; | |
333b20bb GM |
7968 | |
7969 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 7970 | file = Qnil; |
333b20bb | 7971 | GCPRO1 (file); |
333b20bb | 7972 | |
63cec32f | 7973 | if (STRINGP (specified_file)) |
333b20bb | 7974 | { |
63cec32f GM |
7975 | file = x_find_image_file (specified_file); |
7976 | if (!STRINGP (file)) | |
7977 | { | |
7978 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
7979 | UNGCPRO; | |
7980 | return 0; | |
7981 | } | |
333b20bb | 7982 | |
5be6c3b0 | 7983 | contents = slurp_file (XSTRING (file)->data, &size); |
63cec32f GM |
7984 | if (contents == NULL) |
7985 | { | |
7986 | image_error ("Error reading `%s'", file, Qnil); | |
7987 | UNGCPRO; | |
7988 | return 0; | |
7989 | } | |
7990 | ||
7991 | p = contents; | |
7992 | end = contents + size; | |
7993 | } | |
7994 | else | |
333b20bb | 7995 | { |
63cec32f GM |
7996 | Lisp_Object data; |
7997 | data = image_spec_value (img->spec, QCdata, NULL); | |
7998 | p = XSTRING (data)->data; | |
7999 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
8000 | } |
8001 | ||
63cec32f GM |
8002 | /* Check magic number. */ |
8003 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 8004 | { |
45158a91 | 8005 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
8006 | error: |
8007 | xfree (contents); | |
333b20bb GM |
8008 | UNGCPRO; |
8009 | return 0; | |
8010 | } | |
8011 | ||
63cec32f | 8012 | switch (*p++) |
333b20bb GM |
8013 | { |
8014 | case '1': | |
8015 | raw_p = 0, type = PBM_MONO; | |
8016 | break; | |
8017 | ||
8018 | case '2': | |
8019 | raw_p = 0, type = PBM_GRAY; | |
8020 | break; | |
8021 | ||
8022 | case '3': | |
8023 | raw_p = 0, type = PBM_COLOR; | |
8024 | break; | |
8025 | ||
8026 | case '4': | |
8027 | raw_p = 1, type = PBM_MONO; | |
8028 | break; | |
8029 | ||
8030 | case '5': | |
8031 | raw_p = 1, type = PBM_GRAY; | |
8032 | break; | |
8033 | ||
8034 | case '6': | |
8035 | raw_p = 1, type = PBM_COLOR; | |
8036 | break; | |
8037 | ||
8038 | default: | |
45158a91 | 8039 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 8040 | goto error; |
333b20bb GM |
8041 | } |
8042 | ||
8043 | /* Read width, height, maximum color-component. Characters | |
8044 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
8045 | width = pbm_scan_number (&p, end); |
8046 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
8047 | |
8048 | if (type != PBM_MONO) | |
8049 | { | |
63cec32f | 8050 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
8051 | if (raw_p && max_color_idx > 255) |
8052 | max_color_idx = 255; | |
8053 | } | |
8054 | ||
63cec32f GM |
8055 | if (width < 0 |
8056 | || height < 0 | |
333b20bb | 8057 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 8058 | goto error; |
333b20bb | 8059 | |
45158a91 | 8060 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 8061 | &ximg, &img->pixmap)) |
28c7826c | 8062 | goto error; |
333b20bb GM |
8063 | |
8064 | /* Initialize the color hash table. */ | |
8065 | init_color_table (); | |
8066 | ||
8067 | if (type == PBM_MONO) | |
8068 | { | |
8069 | int c = 0, g; | |
8070 | ||
8071 | for (y = 0; y < height; ++y) | |
8072 | for (x = 0; x < width; ++x) | |
8073 | { | |
8074 | if (raw_p) | |
8075 | { | |
8076 | if ((x & 7) == 0) | |
63cec32f | 8077 | c = *p++; |
333b20bb GM |
8078 | g = c & 0x80; |
8079 | c <<= 1; | |
8080 | } | |
8081 | else | |
63cec32f | 8082 | g = pbm_scan_number (&p, end); |
333b20bb GM |
8083 | |
8084 | XPutPixel (ximg, x, y, (g | |
8085 | ? FRAME_FOREGROUND_PIXEL (f) | |
8086 | : FRAME_BACKGROUND_PIXEL (f))); | |
8087 | } | |
8088 | } | |
8089 | else | |
8090 | { | |
8091 | for (y = 0; y < height; ++y) | |
8092 | for (x = 0; x < width; ++x) | |
8093 | { | |
8094 | int r, g, b; | |
8095 | ||
8096 | if (type == PBM_GRAY) | |
63cec32f | 8097 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
8098 | else if (raw_p) |
8099 | { | |
63cec32f GM |
8100 | r = *p++; |
8101 | g = *p++; | |
8102 | b = *p++; | |
333b20bb GM |
8103 | } |
8104 | else | |
8105 | { | |
63cec32f GM |
8106 | r = pbm_scan_number (&p, end); |
8107 | g = pbm_scan_number (&p, end); | |
8108 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
8109 | } |
8110 | ||
8111 | if (r < 0 || g < 0 || b < 0) | |
8112 | { | |
333b20bb GM |
8113 | xfree (ximg->data); |
8114 | ximg->data = NULL; | |
8115 | XDestroyImage (ximg); | |
45158a91 GM |
8116 | image_error ("Invalid pixel value in image `%s'", |
8117 | img->spec, Qnil); | |
63cec32f | 8118 | goto error; |
333b20bb GM |
8119 | } |
8120 | ||
8121 | /* RGB values are now in the range 0..max_color_idx. | |
8122 | Scale this to the range 0..0xffff supported by X. */ | |
8123 | r = (double) r * 65535 / max_color_idx; | |
8124 | g = (double) g * 65535 / max_color_idx; | |
8125 | b = (double) b * 65535 / max_color_idx; | |
8126 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8127 | } | |
8128 | } | |
8129 | ||
333b20bb GM |
8130 | /* Store in IMG->colors the colors allocated for the image, and |
8131 | free the color table. */ | |
8132 | img->colors = colors_in_color_table (&img->ncolors); | |
8133 | free_color_table (); | |
8134 | ||
8135 | /* Put the image into a pixmap. */ | |
8136 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8137 | x_destroy_x_image (ximg); | |
333b20bb GM |
8138 | |
8139 | img->width = width; | |
8140 | img->height = height; | |
8141 | ||
8142 | UNGCPRO; | |
63cec32f | 8143 | xfree (contents); |
333b20bb GM |
8144 | return 1; |
8145 | } | |
8146 | ||
8147 | ||
8148 | \f | |
8149 | /*********************************************************************** | |
8150 | PNG | |
8151 | ***********************************************************************/ | |
8152 | ||
8153 | #if HAVE_PNG | |
8154 | ||
8155 | #include <png.h> | |
8156 | ||
8157 | /* Function prototypes. */ | |
8158 | ||
8159 | static int png_image_p P_ ((Lisp_Object object)); | |
8160 | static int png_load P_ ((struct frame *f, struct image *img)); | |
8161 | ||
8162 | /* The symbol `png' identifying images of this type. */ | |
8163 | ||
8164 | Lisp_Object Qpng; | |
8165 | ||
8166 | /* Indices of image specification fields in png_format, below. */ | |
8167 | ||
8168 | enum png_keyword_index | |
8169 | { | |
8170 | PNG_TYPE, | |
63448a4d | 8171 | PNG_DATA, |
333b20bb GM |
8172 | PNG_FILE, |
8173 | PNG_ASCENT, | |
8174 | PNG_MARGIN, | |
8175 | PNG_RELIEF, | |
8176 | PNG_ALGORITHM, | |
8177 | PNG_HEURISTIC_MASK, | |
4a8e312c | 8178 | PNG_MASK, |
333b20bb GM |
8179 | PNG_LAST |
8180 | }; | |
8181 | ||
8182 | /* Vector of image_keyword structures describing the format | |
8183 | of valid user-defined image specifications. */ | |
8184 | ||
8185 | static struct image_keyword png_format[PNG_LAST] = | |
8186 | { | |
8187 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8188 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8189 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8190 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
8191 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
8192 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8193 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
4a8e312c GM |
8194 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8195 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
8196 | }; |
8197 | ||
06482119 | 8198 | /* Structure describing the image type `png'. */ |
333b20bb GM |
8199 | |
8200 | static struct image_type png_type = | |
8201 | { | |
8202 | &Qpng, | |
8203 | png_image_p, | |
8204 | png_load, | |
8205 | x_clear_image, | |
8206 | NULL | |
8207 | }; | |
8208 | ||
8209 | ||
8210 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
8211 | ||
8212 | static int | |
8213 | png_image_p (object) | |
8214 | Lisp_Object object; | |
8215 | { | |
8216 | struct image_keyword fmt[PNG_LAST]; | |
8217 | bcopy (png_format, fmt, sizeof fmt); | |
8218 | ||
7c7ff7f5 | 8219 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 8220 | return 0; |
63448a4d | 8221 | |
63cec32f GM |
8222 | /* Must specify either the :data or :file keyword. */ |
8223 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
8224 | } |
8225 | ||
8226 | ||
8227 | /* Error and warning handlers installed when the PNG library | |
8228 | is initialized. */ | |
8229 | ||
8230 | static void | |
8231 | my_png_error (png_ptr, msg) | |
8232 | png_struct *png_ptr; | |
8233 | char *msg; | |
8234 | { | |
8235 | xassert (png_ptr != NULL); | |
8236 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
8237 | longjmp (png_ptr->jmpbuf, 1); | |
8238 | } | |
8239 | ||
8240 | ||
8241 | static void | |
8242 | my_png_warning (png_ptr, msg) | |
8243 | png_struct *png_ptr; | |
8244 | char *msg; | |
8245 | { | |
8246 | xassert (png_ptr != NULL); | |
8247 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
8248 | } | |
8249 | ||
5ad6a5fb GM |
8250 | /* Memory source for PNG decoding. */ |
8251 | ||
63448a4d WP |
8252 | struct png_memory_storage |
8253 | { | |
5ad6a5fb GM |
8254 | unsigned char *bytes; /* The data */ |
8255 | size_t len; /* How big is it? */ | |
8256 | int index; /* Where are we? */ | |
63448a4d WP |
8257 | }; |
8258 | ||
5ad6a5fb GM |
8259 | |
8260 | /* Function set as reader function when reading PNG image from memory. | |
8261 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
8262 | bytes from the input to DATA. */ | |
8263 | ||
63448a4d | 8264 | static void |
5ad6a5fb GM |
8265 | png_read_from_memory (png_ptr, data, length) |
8266 | png_structp png_ptr; | |
8267 | png_bytep data; | |
8268 | png_size_t length; | |
63448a4d | 8269 | { |
5ad6a5fb GM |
8270 | struct png_memory_storage *tbr |
8271 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 8272 | |
5ad6a5fb GM |
8273 | if (length > tbr->len - tbr->index) |
8274 | png_error (png_ptr, "Read error"); | |
8275 | ||
8276 | bcopy (tbr->bytes + tbr->index, data, length); | |
8277 | tbr->index = tbr->index + length; | |
63448a4d | 8278 | } |
333b20bb GM |
8279 | |
8280 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
8281 | successful. */ | |
8282 | ||
8283 | static int | |
8284 | png_load (f, img) | |
8285 | struct frame *f; | |
8286 | struct image *img; | |
8287 | { | |
8288 | Lisp_Object file, specified_file; | |
63448a4d | 8289 | Lisp_Object specified_data; |
b6d7acec | 8290 | int x, y, i; |
333b20bb GM |
8291 | XImage *ximg, *mask_img = NULL; |
8292 | struct gcpro gcpro1; | |
8293 | png_struct *png_ptr = NULL; | |
8294 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 8295 | FILE *volatile fp = NULL; |
333b20bb | 8296 | png_byte sig[8]; |
8ec8a5ec GM |
8297 | png_byte * volatile pixels = NULL; |
8298 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
8299 | png_uint_32 width, height; |
8300 | int bit_depth, color_type, interlace_type; | |
8301 | png_byte channels; | |
8302 | png_uint_32 row_bytes; | |
8303 | int transparent_p; | |
8304 | char *gamma_str; | |
8305 | double screen_gamma, image_gamma; | |
8306 | int intent; | |
63448a4d | 8307 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
8308 | |
8309 | /* Find out what file to load. */ | |
8310 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8311 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8312 | file = Qnil; |
8313 | GCPRO1 (file); | |
333b20bb | 8314 | |
63448a4d | 8315 | if (NILP (specified_data)) |
5ad6a5fb GM |
8316 | { |
8317 | file = x_find_image_file (specified_file); | |
8318 | if (!STRINGP (file)) | |
63448a4d | 8319 | { |
45158a91 | 8320 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8321 | UNGCPRO; |
8322 | return 0; | |
8323 | } | |
333b20bb | 8324 | |
5ad6a5fb GM |
8325 | /* Open the image file. */ |
8326 | fp = fopen (XSTRING (file)->data, "rb"); | |
8327 | if (!fp) | |
8328 | { | |
45158a91 | 8329 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
8330 | UNGCPRO; |
8331 | fclose (fp); | |
8332 | return 0; | |
8333 | } | |
63448a4d | 8334 | |
5ad6a5fb GM |
8335 | /* Check PNG signature. */ |
8336 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
8337 | || !png_check_sig (sig, sizeof sig)) | |
8338 | { | |
45158a91 | 8339 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
8340 | UNGCPRO; |
8341 | fclose (fp); | |
8342 | return 0; | |
63448a4d | 8343 | } |
5ad6a5fb | 8344 | } |
63448a4d | 8345 | else |
5ad6a5fb GM |
8346 | { |
8347 | /* Read from memory. */ | |
8348 | tbr.bytes = XSTRING (specified_data)->data; | |
8349 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
8350 | tbr.index = 0; | |
63448a4d | 8351 | |
5ad6a5fb GM |
8352 | /* Check PNG signature. */ |
8353 | if (tbr.len < sizeof sig | |
8354 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
8355 | { | |
45158a91 | 8356 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8357 | UNGCPRO; |
8358 | return 0; | |
63448a4d | 8359 | } |
333b20bb | 8360 | |
5ad6a5fb GM |
8361 | /* Need to skip past the signature. */ |
8362 | tbr.bytes += sizeof (sig); | |
8363 | } | |
8364 | ||
333b20bb GM |
8365 | /* Initialize read and info structs for PNG lib. */ |
8366 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
8367 | my_png_error, my_png_warning); | |
8368 | if (!png_ptr) | |
8369 | { | |
63448a4d | 8370 | if (fp) fclose (fp); |
333b20bb GM |
8371 | UNGCPRO; |
8372 | return 0; | |
8373 | } | |
8374 | ||
8375 | info_ptr = png_create_info_struct (png_ptr); | |
8376 | if (!info_ptr) | |
8377 | { | |
8378 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 8379 | if (fp) fclose (fp); |
333b20bb GM |
8380 | UNGCPRO; |
8381 | return 0; | |
8382 | } | |
8383 | ||
8384 | end_info = png_create_info_struct (png_ptr); | |
8385 | if (!end_info) | |
8386 | { | |
8387 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 8388 | if (fp) fclose (fp); |
333b20bb GM |
8389 | UNGCPRO; |
8390 | return 0; | |
8391 | } | |
8392 | ||
8393 | /* Set error jump-back. We come back here when the PNG library | |
8394 | detects an error. */ | |
8395 | if (setjmp (png_ptr->jmpbuf)) | |
8396 | { | |
8397 | error: | |
8398 | if (png_ptr) | |
8399 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8400 | xfree (pixels); | |
8401 | xfree (rows); | |
63448a4d | 8402 | if (fp) fclose (fp); |
333b20bb GM |
8403 | UNGCPRO; |
8404 | return 0; | |
8405 | } | |
8406 | ||
8407 | /* Read image info. */ | |
63448a4d | 8408 | if (!NILP (specified_data)) |
5ad6a5fb | 8409 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 8410 | else |
5ad6a5fb | 8411 | png_init_io (png_ptr, fp); |
63448a4d | 8412 | |
333b20bb GM |
8413 | png_set_sig_bytes (png_ptr, sizeof sig); |
8414 | png_read_info (png_ptr, info_ptr); | |
8415 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
8416 | &interlace_type, NULL, NULL); | |
8417 | ||
8418 | /* If image contains simply transparency data, we prefer to | |
8419 | construct a clipping mask. */ | |
8420 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
8421 | transparent_p = 1; | |
8422 | else | |
8423 | transparent_p = 0; | |
8424 | ||
8425 | /* This function is easier to write if we only have to handle | |
8426 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
8427 | transform other formats into that format. */ | |
8428 | ||
8429 | /* Strip more than 8 bits per channel. */ | |
8430 | if (bit_depth == 16) | |
8431 | png_set_strip_16 (png_ptr); | |
8432 | ||
8433 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
8434 | if available. */ | |
8435 | png_set_expand (png_ptr); | |
8436 | ||
8437 | /* Convert grayscale images to RGB. */ | |
8438 | if (color_type == PNG_COLOR_TYPE_GRAY | |
8439 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
8440 | png_set_gray_to_rgb (png_ptr); | |
8441 | ||
8442 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
8443 | gamma_str = getenv ("SCREEN_GAMMA"); | |
8444 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
8445 | ||
8446 | /* Tell the PNG lib to handle gamma correction for us. */ | |
8447 | ||
6c1aa34d | 8448 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb GM |
8449 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
8450 | /* There is a special chunk in the image specifying the gamma. */ | |
8451 | png_set_sRGB (png_ptr, info_ptr, intent); | |
6c1aa34d GM |
8452 | else |
8453 | #endif | |
8454 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
8455 | /* Image contains gamma information. */ |
8456 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
8457 | else | |
8458 | /* Use a default of 0.5 for the image gamma. */ | |
8459 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
8460 | ||
8461 | /* Handle alpha channel by combining the image with a background | |
8462 | color. Do this only if a real alpha channel is supplied. For | |
8463 | simple transparency, we prefer a clipping mask. */ | |
8464 | if (!transparent_p) | |
8465 | { | |
8466 | png_color_16 *image_background; | |
8467 | ||
8468 | if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
8469 | /* Image contains a background color with which to | |
8470 | combine the image. */ | |
8471 | png_set_background (png_ptr, image_background, | |
8472 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
8473 | else | |
8474 | { | |
8475 | /* Image does not contain a background color with which | |
8476 | to combine the image data via an alpha channel. Use | |
8477 | the frame's background instead. */ | |
8478 | XColor color; | |
8479 | Colormap cmap; | |
8480 | png_color_16 frame_background; | |
8481 | ||
9b2956e2 | 8482 | cmap = FRAME_X_COLORMAP (f); |
333b20bb GM |
8483 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
8484 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
333b20bb GM |
8485 | |
8486 | bzero (&frame_background, sizeof frame_background); | |
8487 | frame_background.red = color.red; | |
8488 | frame_background.green = color.green; | |
8489 | frame_background.blue = color.blue; | |
8490 | ||
8491 | png_set_background (png_ptr, &frame_background, | |
8492 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
8493 | } | |
8494 | } | |
8495 | ||
8496 | /* Update info structure. */ | |
8497 | png_read_update_info (png_ptr, info_ptr); | |
8498 | ||
8499 | /* Get number of channels. Valid values are 1 for grayscale images | |
8500 | and images with a palette, 2 for grayscale images with transparency | |
8501 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
8502 | images with alpha channel, i.e. RGBA. If conversions above were | |
8503 | sufficient we should only have 3 or 4 channels here. */ | |
8504 | channels = png_get_channels (png_ptr, info_ptr); | |
8505 | xassert (channels == 3 || channels == 4); | |
8506 | ||
8507 | /* Number of bytes needed for one row of the image. */ | |
8508 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
8509 | ||
8510 | /* Allocate memory for the image. */ | |
8511 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
8512 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
8513 | for (i = 0; i < height; ++i) | |
8514 | rows[i] = pixels + i * row_bytes; | |
8515 | ||
8516 | /* Read the entire image. */ | |
8517 | png_read_image (png_ptr, rows); | |
8518 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
8519 | if (fp) |
8520 | { | |
8521 | fclose (fp); | |
8522 | fp = NULL; | |
8523 | } | |
333b20bb | 8524 | |
333b20bb | 8525 | /* Create the X image and pixmap. */ |
45158a91 | 8526 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 8527 | &img->pixmap)) |
28c7826c | 8528 | goto error; |
333b20bb GM |
8529 | |
8530 | /* Create an image and pixmap serving as mask if the PNG image | |
8531 | contains an alpha channel. */ | |
8532 | if (channels == 4 | |
8533 | && !transparent_p | |
45158a91 | 8534 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
8535 | &mask_img, &img->mask)) |
8536 | { | |
8537 | x_destroy_x_image (ximg); | |
8538 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 8539 | img->pixmap = None; |
333b20bb GM |
8540 | goto error; |
8541 | } | |
8542 | ||
8543 | /* Fill the X image and mask from PNG data. */ | |
8544 | init_color_table (); | |
8545 | ||
8546 | for (y = 0; y < height; ++y) | |
8547 | { | |
8548 | png_byte *p = rows[y]; | |
8549 | ||
8550 | for (x = 0; x < width; ++x) | |
8551 | { | |
8552 | unsigned r, g, b; | |
8553 | ||
8554 | r = *p++ << 8; | |
8555 | g = *p++ << 8; | |
8556 | b = *p++ << 8; | |
8557 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8558 | ||
8559 | /* An alpha channel, aka mask channel, associates variable | |
8560 | transparency with an image. Where other image formats | |
8561 | support binary transparency---fully transparent or fully | |
8562 | opaque---PNG allows up to 254 levels of partial transparency. | |
8563 | The PNG library implements partial transparency by combining | |
8564 | the image with a specified background color. | |
8565 | ||
8566 | I'm not sure how to handle this here nicely: because the | |
8567 | background on which the image is displayed may change, for | |
8568 | real alpha channel support, it would be necessary to create | |
8569 | a new image for each possible background. | |
8570 | ||
8571 | What I'm doing now is that a mask is created if we have | |
8572 | boolean transparency information. Otherwise I'm using | |
8573 | the frame's background color to combine the image with. */ | |
8574 | ||
8575 | if (channels == 4) | |
8576 | { | |
8577 | if (mask_img) | |
8578 | XPutPixel (mask_img, x, y, *p > 0); | |
8579 | ++p; | |
8580 | } | |
8581 | } | |
8582 | } | |
8583 | ||
8584 | /* Remember colors allocated for this image. */ | |
8585 | img->colors = colors_in_color_table (&img->ncolors); | |
8586 | free_color_table (); | |
8587 | ||
8588 | /* Clean up. */ | |
8589 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8590 | xfree (rows); | |
8591 | xfree (pixels); | |
8592 | ||
8593 | img->width = width; | |
8594 | img->height = height; | |
8595 | ||
8596 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8597 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8598 | x_destroy_x_image (ximg); | |
8599 | ||
8600 | /* Same for the mask. */ | |
8601 | if (mask_img) | |
8602 | { | |
8603 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8604 | x_destroy_x_image (mask_img); | |
8605 | } | |
8606 | ||
333b20bb GM |
8607 | UNGCPRO; |
8608 | return 1; | |
8609 | } | |
8610 | ||
8611 | #endif /* HAVE_PNG != 0 */ | |
8612 | ||
8613 | ||
8614 | \f | |
8615 | /*********************************************************************** | |
8616 | JPEG | |
8617 | ***********************************************************************/ | |
8618 | ||
8619 | #if HAVE_JPEG | |
8620 | ||
ba06aba4 GM |
8621 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
8622 | jconfig.h. */ | |
8623 | #ifdef HAVE_STDLIB_H | |
8624 | #define HAVE_STDLIB_H_1 | |
8625 | #undef HAVE_STDLIB_H | |
8626 | #endif /* HAVE_STLIB_H */ | |
8627 | ||
333b20bb GM |
8628 | #include <jpeglib.h> |
8629 | #include <jerror.h> | |
8630 | #include <setjmp.h> | |
8631 | ||
ba06aba4 GM |
8632 | #ifdef HAVE_STLIB_H_1 |
8633 | #define HAVE_STDLIB_H 1 | |
8634 | #endif | |
8635 | ||
333b20bb GM |
8636 | static int jpeg_image_p P_ ((Lisp_Object object)); |
8637 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
8638 | ||
8639 | /* The symbol `jpeg' identifying images of this type. */ | |
8640 | ||
8641 | Lisp_Object Qjpeg; | |
8642 | ||
8643 | /* Indices of image specification fields in gs_format, below. */ | |
8644 | ||
8645 | enum jpeg_keyword_index | |
8646 | { | |
8647 | JPEG_TYPE, | |
8e39770a | 8648 | JPEG_DATA, |
333b20bb GM |
8649 | JPEG_FILE, |
8650 | JPEG_ASCENT, | |
8651 | JPEG_MARGIN, | |
8652 | JPEG_RELIEF, | |
8653 | JPEG_ALGORITHM, | |
8654 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 8655 | JPEG_MASK, |
333b20bb GM |
8656 | JPEG_LAST |
8657 | }; | |
8658 | ||
8659 | /* Vector of image_keyword structures describing the format | |
8660 | of valid user-defined image specifications. */ | |
8661 | ||
8662 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
8663 | { | |
8664 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8665 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 8666 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8667 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
8668 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
8669 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8670 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
4a8e312c GM |
8671 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
8672 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
8673 | }; |
8674 | ||
8675 | /* Structure describing the image type `jpeg'. */ | |
8676 | ||
8677 | static struct image_type jpeg_type = | |
8678 | { | |
8679 | &Qjpeg, | |
8680 | jpeg_image_p, | |
8681 | jpeg_load, | |
8682 | x_clear_image, | |
8683 | NULL | |
8684 | }; | |
8685 | ||
8686 | ||
8687 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
8688 | ||
8689 | static int | |
8690 | jpeg_image_p (object) | |
8691 | Lisp_Object object; | |
8692 | { | |
8693 | struct image_keyword fmt[JPEG_LAST]; | |
8694 | ||
8695 | bcopy (jpeg_format, fmt, sizeof fmt); | |
8696 | ||
7c7ff7f5 | 8697 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 8698 | return 0; |
8e39770a | 8699 | |
63cec32f GM |
8700 | /* Must specify either the :data or :file keyword. */ |
8701 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
8702 | } |
8703 | ||
8e39770a | 8704 | |
333b20bb GM |
8705 | struct my_jpeg_error_mgr |
8706 | { | |
8707 | struct jpeg_error_mgr pub; | |
8708 | jmp_buf setjmp_buffer; | |
8709 | }; | |
8710 | ||
e3130015 | 8711 | |
333b20bb GM |
8712 | static void |
8713 | my_error_exit (cinfo) | |
8714 | j_common_ptr cinfo; | |
8715 | { | |
8716 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
8717 | longjmp (mgr->setjmp_buffer, 1); | |
8718 | } | |
8719 | ||
e3130015 | 8720 | |
8e39770a GM |
8721 | /* Init source method for JPEG data source manager. Called by |
8722 | jpeg_read_header() before any data is actually read. See | |
8723 | libjpeg.doc from the JPEG lib distribution. */ | |
8724 | ||
8725 | static void | |
8726 | our_init_source (cinfo) | |
8727 | j_decompress_ptr cinfo; | |
8728 | { | |
8729 | } | |
8730 | ||
8731 | ||
8732 | /* Fill input buffer method for JPEG data source manager. Called | |
8733 | whenever more data is needed. We read the whole image in one step, | |
8734 | so this only adds a fake end of input marker at the end. */ | |
8735 | ||
8736 | static boolean | |
8737 | our_fill_input_buffer (cinfo) | |
8738 | j_decompress_ptr cinfo; | |
8739 | { | |
8740 | /* Insert a fake EOI marker. */ | |
8741 | struct jpeg_source_mgr *src = cinfo->src; | |
8742 | static JOCTET buffer[2]; | |
8743 | ||
8744 | buffer[0] = (JOCTET) 0xFF; | |
8745 | buffer[1] = (JOCTET) JPEG_EOI; | |
8746 | ||
8747 | src->next_input_byte = buffer; | |
8748 | src->bytes_in_buffer = 2; | |
8749 | return TRUE; | |
8750 | } | |
8751 | ||
8752 | ||
8753 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
8754 | is the JPEG data source manager. */ | |
8755 | ||
8756 | static void | |
8757 | our_skip_input_data (cinfo, num_bytes) | |
8758 | j_decompress_ptr cinfo; | |
8759 | long num_bytes; | |
8760 | { | |
8761 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
8762 | ||
8763 | if (src) | |
8764 | { | |
8765 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 8766 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
8767 | |
8768 | src->bytes_in_buffer -= num_bytes; | |
8769 | src->next_input_byte += num_bytes; | |
8770 | } | |
8771 | } | |
8772 | ||
8773 | ||
8774 | /* Method to terminate data source. Called by | |
8775 | jpeg_finish_decompress() after all data has been processed. */ | |
8776 | ||
8777 | static void | |
8778 | our_term_source (cinfo) | |
8779 | j_decompress_ptr cinfo; | |
8780 | { | |
8781 | } | |
8782 | ||
8783 | ||
8784 | /* Set up the JPEG lib for reading an image from DATA which contains | |
8785 | LEN bytes. CINFO is the decompression info structure created for | |
8786 | reading the image. */ | |
8787 | ||
8788 | static void | |
8789 | jpeg_memory_src (cinfo, data, len) | |
8790 | j_decompress_ptr cinfo; | |
8791 | JOCTET *data; | |
8792 | unsigned int len; | |
8793 | { | |
8794 | struct jpeg_source_mgr *src; | |
8795 | ||
8796 | if (cinfo->src == NULL) | |
8797 | { | |
8798 | /* First time for this JPEG object? */ | |
8799 | cinfo->src = (struct jpeg_source_mgr *) | |
8800 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
8801 | sizeof (struct jpeg_source_mgr)); | |
8802 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8803 | src->next_input_byte = data; | |
8804 | } | |
8805 | ||
8806 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8807 | src->init_source = our_init_source; | |
8808 | src->fill_input_buffer = our_fill_input_buffer; | |
8809 | src->skip_input_data = our_skip_input_data; | |
8810 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
8811 | src->term_source = our_term_source; | |
8812 | src->bytes_in_buffer = len; | |
8813 | src->next_input_byte = data; | |
8814 | } | |
8815 | ||
5ad6a5fb | 8816 | |
333b20bb GM |
8817 | /* Load image IMG for use on frame F. Patterned after example.c |
8818 | from the JPEG lib. */ | |
8819 | ||
8820 | static int | |
8821 | jpeg_load (f, img) | |
8822 | struct frame *f; | |
8823 | struct image *img; | |
8824 | { | |
8825 | struct jpeg_decompress_struct cinfo; | |
8826 | struct my_jpeg_error_mgr mgr; | |
8827 | Lisp_Object file, specified_file; | |
8e39770a | 8828 | Lisp_Object specified_data; |
8ec8a5ec | 8829 | FILE * volatile fp = NULL; |
333b20bb GM |
8830 | JSAMPARRAY buffer; |
8831 | int row_stride, x, y; | |
8832 | XImage *ximg = NULL; | |
b6d7acec | 8833 | int rc; |
333b20bb GM |
8834 | unsigned long *colors; |
8835 | int width, height; | |
8836 | struct gcpro gcpro1; | |
8837 | ||
8838 | /* Open the JPEG file. */ | |
8839 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 8840 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8841 | file = Qnil; |
8842 | GCPRO1 (file); | |
8e39770a | 8843 | |
8e39770a | 8844 | if (NILP (specified_data)) |
333b20bb | 8845 | { |
8e39770a | 8846 | file = x_find_image_file (specified_file); |
8e39770a GM |
8847 | if (!STRINGP (file)) |
8848 | { | |
45158a91 | 8849 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
8850 | UNGCPRO; |
8851 | return 0; | |
8852 | } | |
333b20bb | 8853 | |
8e39770a GM |
8854 | fp = fopen (XSTRING (file)->data, "r"); |
8855 | if (fp == NULL) | |
8856 | { | |
8857 | image_error ("Cannot open `%s'", file, Qnil); | |
8858 | UNGCPRO; | |
8859 | return 0; | |
8860 | } | |
333b20bb GM |
8861 | } |
8862 | ||
5ad6a5fb GM |
8863 | /* Customize libjpeg's error handling to call my_error_exit when an |
8864 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 8865 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 8866 | mgr.pub.error_exit = my_error_exit; |
333b20bb GM |
8867 | |
8868 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
8869 | { | |
5ad6a5fb GM |
8870 | if (rc == 1) |
8871 | { | |
8872 | /* Called from my_error_exit. Display a JPEG error. */ | |
8873 | char buffer[JMSG_LENGTH_MAX]; | |
8874 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 8875 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
8876 | build_string (buffer)); |
8877 | } | |
333b20bb GM |
8878 | |
8879 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb | 8880 | if (fp) |
8ec8a5ec | 8881 | fclose ((FILE *) fp); |
333b20bb GM |
8882 | jpeg_destroy_decompress (&cinfo); |
8883 | ||
5ad6a5fb GM |
8884 | /* If we already have an XImage, free that. */ |
8885 | x_destroy_x_image (ximg); | |
333b20bb | 8886 | |
5ad6a5fb GM |
8887 | /* Free pixmap and colors. */ |
8888 | x_clear_image (f, img); | |
333b20bb | 8889 | |
5ad6a5fb GM |
8890 | UNGCPRO; |
8891 | return 0; | |
333b20bb GM |
8892 | } |
8893 | ||
8894 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 8895 | Read the JPEG image header. */ |
333b20bb | 8896 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
8897 | |
8898 | if (NILP (specified_data)) | |
8ec8a5ec | 8899 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a GM |
8900 | else |
8901 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
8902 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 8903 | |
333b20bb GM |
8904 | jpeg_read_header (&cinfo, TRUE); |
8905 | ||
8906 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 8907 | Start decompression. */ |
333b20bb GM |
8908 | cinfo.quantize_colors = TRUE; |
8909 | jpeg_start_decompress (&cinfo); | |
8910 | width = img->width = cinfo.output_width; | |
8911 | height = img->height = cinfo.output_height; | |
8912 | ||
333b20bb | 8913 | /* Create X image and pixmap. */ |
45158a91 | 8914 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 8915 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
8916 | |
8917 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
8918 | cinfo.actual_number_of_colors has been set with the number of |
8919 | colors generated, and cinfo.colormap is a two-dimensional array | |
8920 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
8921 | No more than 255 colors will be generated. */ | |
333b20bb | 8922 | { |
5ad6a5fb GM |
8923 | int i, ir, ig, ib; |
8924 | ||
8925 | if (cinfo.out_color_components > 2) | |
8926 | ir = 0, ig = 1, ib = 2; | |
8927 | else if (cinfo.out_color_components > 1) | |
8928 | ir = 0, ig = 1, ib = 0; | |
8929 | else | |
8930 | ir = 0, ig = 0, ib = 0; | |
8931 | ||
8932 | /* Use the color table mechanism because it handles colors that | |
8933 | cannot be allocated nicely. Such colors will be replaced with | |
8934 | a default color, and we don't have to care about which colors | |
8935 | can be freed safely, and which can't. */ | |
8936 | init_color_table (); | |
8937 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
8938 | * sizeof *colors); | |
333b20bb | 8939 | |
5ad6a5fb GM |
8940 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
8941 | { | |
8942 | /* Multiply RGB values with 255 because X expects RGB values | |
8943 | in the range 0..0xffff. */ | |
8944 | int r = cinfo.colormap[ir][i] << 8; | |
8945 | int g = cinfo.colormap[ig][i] << 8; | |
8946 | int b = cinfo.colormap[ib][i] << 8; | |
8947 | colors[i] = lookup_rgb_color (f, r, g, b); | |
8948 | } | |
333b20bb | 8949 | |
5ad6a5fb GM |
8950 | /* Remember those colors actually allocated. */ |
8951 | img->colors = colors_in_color_table (&img->ncolors); | |
8952 | free_color_table (); | |
333b20bb GM |
8953 | } |
8954 | ||
8955 | /* Read pixels. */ | |
8956 | row_stride = width * cinfo.output_components; | |
8957 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 8958 | row_stride, 1); |
333b20bb GM |
8959 | for (y = 0; y < height; ++y) |
8960 | { | |
5ad6a5fb GM |
8961 | jpeg_read_scanlines (&cinfo, buffer, 1); |
8962 | for (x = 0; x < cinfo.output_width; ++x) | |
8963 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
8964 | } |
8965 | ||
8966 | /* Clean up. */ | |
8967 | jpeg_finish_decompress (&cinfo); | |
8968 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 8969 | if (fp) |
8ec8a5ec | 8970 | fclose ((FILE *) fp); |
333b20bb GM |
8971 | |
8972 | /* Put the image into the pixmap. */ | |
8973 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8974 | x_destroy_x_image (ximg); | |
333b20bb GM |
8975 | UNGCPRO; |
8976 | return 1; | |
8977 | } | |
8978 | ||
8979 | #endif /* HAVE_JPEG */ | |
8980 | ||
8981 | ||
8982 | \f | |
8983 | /*********************************************************************** | |
8984 | TIFF | |
8985 | ***********************************************************************/ | |
8986 | ||
8987 | #if HAVE_TIFF | |
8988 | ||
cf4790ad | 8989 | #include <tiffio.h> |
333b20bb GM |
8990 | |
8991 | static int tiff_image_p P_ ((Lisp_Object object)); | |
8992 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
8993 | ||
8994 | /* The symbol `tiff' identifying images of this type. */ | |
8995 | ||
8996 | Lisp_Object Qtiff; | |
8997 | ||
8998 | /* Indices of image specification fields in tiff_format, below. */ | |
8999 | ||
9000 | enum tiff_keyword_index | |
9001 | { | |
9002 | TIFF_TYPE, | |
63448a4d | 9003 | TIFF_DATA, |
333b20bb GM |
9004 | TIFF_FILE, |
9005 | TIFF_ASCENT, | |
9006 | TIFF_MARGIN, | |
9007 | TIFF_RELIEF, | |
9008 | TIFF_ALGORITHM, | |
9009 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 9010 | TIFF_MASK, |
333b20bb GM |
9011 | TIFF_LAST |
9012 | }; | |
9013 | ||
9014 | /* Vector of image_keyword structures describing the format | |
9015 | of valid user-defined image specifications. */ | |
9016 | ||
9017 | static struct image_keyword tiff_format[TIFF_LAST] = | |
9018 | { | |
9019 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9020 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9021 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9022 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
9023 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
9024 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9025 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
4a8e312c GM |
9026 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9027 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
9028 | }; |
9029 | ||
9030 | /* Structure describing the image type `tiff'. */ | |
9031 | ||
9032 | static struct image_type tiff_type = | |
9033 | { | |
9034 | &Qtiff, | |
9035 | tiff_image_p, | |
9036 | tiff_load, | |
9037 | x_clear_image, | |
9038 | NULL | |
9039 | }; | |
9040 | ||
9041 | ||
9042 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
9043 | ||
9044 | static int | |
9045 | tiff_image_p (object) | |
9046 | Lisp_Object object; | |
9047 | { | |
9048 | struct image_keyword fmt[TIFF_LAST]; | |
9049 | bcopy (tiff_format, fmt, sizeof fmt); | |
9050 | ||
7c7ff7f5 | 9051 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 9052 | return 0; |
5ad6a5fb | 9053 | |
63cec32f GM |
9054 | /* Must specify either the :data or :file keyword. */ |
9055 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
9056 | } |
9057 | ||
5ad6a5fb GM |
9058 | |
9059 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
9060 | memory source, but we have to provide a lot of extra functions. | |
9061 | Blah. | |
63448a4d WP |
9062 | |
9063 | We really only need to implement read and seek, but I am not | |
9064 | convinced that the TIFF library is smart enough not to destroy | |
9065 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
9066 | override. */ |
9067 | ||
9068 | typedef struct | |
9069 | { | |
63448a4d WP |
9070 | unsigned char *bytes; |
9071 | size_t len; | |
9072 | int index; | |
5ad6a5fb GM |
9073 | } |
9074 | tiff_memory_source; | |
63448a4d | 9075 | |
e3130015 | 9076 | |
5ad6a5fb GM |
9077 | static size_t |
9078 | tiff_read_from_memory (data, buf, size) | |
9079 | thandle_t data; | |
9080 | tdata_t buf; | |
9081 | tsize_t size; | |
63448a4d | 9082 | { |
5ad6a5fb | 9083 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9084 | |
9085 | if (size > src->len - src->index) | |
5ad6a5fb GM |
9086 | return (size_t) -1; |
9087 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
9088 | src->index += size; |
9089 | return size; | |
9090 | } | |
9091 | ||
e3130015 | 9092 | |
5ad6a5fb GM |
9093 | static size_t |
9094 | tiff_write_from_memory (data, buf, size) | |
9095 | thandle_t data; | |
9096 | tdata_t buf; | |
9097 | tsize_t size; | |
63448a4d WP |
9098 | { |
9099 | return (size_t) -1; | |
9100 | } | |
9101 | ||
e3130015 | 9102 | |
5ad6a5fb GM |
9103 | static toff_t |
9104 | tiff_seek_in_memory (data, off, whence) | |
9105 | thandle_t data; | |
9106 | toff_t off; | |
9107 | int whence; | |
63448a4d | 9108 | { |
5ad6a5fb | 9109 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9110 | int idx; |
9111 | ||
9112 | switch (whence) | |
5ad6a5fb GM |
9113 | { |
9114 | case SEEK_SET: /* Go from beginning of source. */ | |
9115 | idx = off; | |
9116 | break; | |
9117 | ||
9118 | case SEEK_END: /* Go from end of source. */ | |
9119 | idx = src->len + off; | |
9120 | break; | |
9121 | ||
9122 | case SEEK_CUR: /* Go from current position. */ | |
9123 | idx = src->index + off; | |
9124 | break; | |
9125 | ||
9126 | default: /* Invalid `whence'. */ | |
9127 | return -1; | |
9128 | } | |
9129 | ||
9130 | if (idx > src->len || idx < 0) | |
9131 | return -1; | |
9132 | ||
63448a4d WP |
9133 | src->index = idx; |
9134 | return src->index; | |
9135 | } | |
9136 | ||
e3130015 | 9137 | |
5ad6a5fb GM |
9138 | static int |
9139 | tiff_close_memory (data) | |
9140 | thandle_t data; | |
63448a4d WP |
9141 | { |
9142 | /* NOOP */ | |
5ad6a5fb | 9143 | return 0; |
63448a4d WP |
9144 | } |
9145 | ||
e3130015 | 9146 | |
5ad6a5fb GM |
9147 | static int |
9148 | tiff_mmap_memory (data, pbase, psize) | |
9149 | thandle_t data; | |
9150 | tdata_t *pbase; | |
9151 | toff_t *psize; | |
63448a4d WP |
9152 | { |
9153 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 9154 | return 0; |
63448a4d WP |
9155 | } |
9156 | ||
e3130015 | 9157 | |
5ad6a5fb GM |
9158 | static void |
9159 | tiff_unmap_memory (data, base, size) | |
9160 | thandle_t data; | |
9161 | tdata_t base; | |
9162 | toff_t size; | |
63448a4d WP |
9163 | { |
9164 | /* We don't need to do this. */ | |
63448a4d WP |
9165 | } |
9166 | ||
e3130015 | 9167 | |
5ad6a5fb GM |
9168 | static toff_t |
9169 | tiff_size_of_memory (data) | |
9170 | thandle_t data; | |
63448a4d | 9171 | { |
5ad6a5fb | 9172 | return ((tiff_memory_source *) data)->len; |
63448a4d | 9173 | } |
333b20bb | 9174 | |
e3130015 | 9175 | |
333b20bb GM |
9176 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
9177 | successful. */ | |
9178 | ||
9179 | static int | |
9180 | tiff_load (f, img) | |
9181 | struct frame *f; | |
9182 | struct image *img; | |
9183 | { | |
9184 | Lisp_Object file, specified_file; | |
63448a4d | 9185 | Lisp_Object specified_data; |
333b20bb GM |
9186 | TIFF *tiff; |
9187 | int width, height, x, y; | |
9188 | uint32 *buf; | |
9189 | int rc; | |
9190 | XImage *ximg; | |
9191 | struct gcpro gcpro1; | |
63448a4d | 9192 | tiff_memory_source memsrc; |
333b20bb GM |
9193 | |
9194 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9195 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9196 | file = Qnil; |
9197 | GCPRO1 (file); | |
63448a4d WP |
9198 | |
9199 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9200 | { |
9201 | /* Read from a file */ | |
9202 | file = x_find_image_file (specified_file); | |
9203 | if (!STRINGP (file)) | |
63448a4d | 9204 | { |
45158a91 | 9205 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
9206 | UNGCPRO; |
9207 | return 0; | |
9208 | } | |
63448a4d | 9209 | |
5ad6a5fb GM |
9210 | /* Try to open the image file. */ |
9211 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
9212 | if (tiff == NULL) | |
9213 | { | |
9214 | image_error ("Cannot open `%s'", file, Qnil); | |
9215 | UNGCPRO; | |
9216 | return 0; | |
63448a4d | 9217 | } |
5ad6a5fb | 9218 | } |
63448a4d | 9219 | else |
5ad6a5fb GM |
9220 | { |
9221 | /* Memory source! */ | |
9222 | memsrc.bytes = XSTRING (specified_data)->data; | |
9223 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9224 | memsrc.index = 0; | |
9225 | ||
9226 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
9227 | (TIFFReadWriteProc) tiff_read_from_memory, | |
9228 | (TIFFReadWriteProc) tiff_write_from_memory, | |
9229 | tiff_seek_in_memory, | |
9230 | tiff_close_memory, | |
9231 | tiff_size_of_memory, | |
9232 | tiff_mmap_memory, | |
9233 | tiff_unmap_memory); | |
9234 | ||
9235 | if (!tiff) | |
63448a4d | 9236 | { |
45158a91 | 9237 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9238 | UNGCPRO; |
9239 | return 0; | |
63448a4d | 9240 | } |
5ad6a5fb | 9241 | } |
333b20bb GM |
9242 | |
9243 | /* Get width and height of the image, and allocate a raster buffer | |
9244 | of width x height 32-bit values. */ | |
9245 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
9246 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
9247 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
9248 | ||
9249 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
9250 | TIFFClose (tiff); | |
9251 | if (!rc) | |
9252 | { | |
45158a91 | 9253 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
9254 | xfree (buf); |
9255 | UNGCPRO; | |
9256 | return 0; | |
9257 | } | |
9258 | ||
333b20bb | 9259 | /* Create the X image and pixmap. */ |
45158a91 | 9260 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9261 | { |
333b20bb GM |
9262 | xfree (buf); |
9263 | UNGCPRO; | |
9264 | return 0; | |
9265 | } | |
9266 | ||
9267 | /* Initialize the color table. */ | |
9268 | init_color_table (); | |
9269 | ||
9270 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
9271 | for (y = 0; y < height; ++y) | |
9272 | { | |
9273 | uint32 *row = buf + y * width; | |
9274 | ||
9275 | for (x = 0; x < width; ++x) | |
9276 | { | |
9277 | uint32 abgr = row[x]; | |
9278 | int r = TIFFGetR (abgr) << 8; | |
9279 | int g = TIFFGetG (abgr) << 8; | |
9280 | int b = TIFFGetB (abgr) << 8; | |
9281 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
9282 | } | |
9283 | } | |
9284 | ||
9285 | /* Remember the colors allocated for the image. Free the color table. */ | |
9286 | img->colors = colors_in_color_table (&img->ncolors); | |
9287 | free_color_table (); | |
9288 | ||
9289 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9290 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9291 | x_destroy_x_image (ximg); | |
9292 | xfree (buf); | |
333b20bb GM |
9293 | |
9294 | img->width = width; | |
9295 | img->height = height; | |
9296 | ||
9297 | UNGCPRO; | |
9298 | return 1; | |
9299 | } | |
9300 | ||
9301 | #endif /* HAVE_TIFF != 0 */ | |
9302 | ||
9303 | ||
9304 | \f | |
9305 | /*********************************************************************** | |
9306 | GIF | |
9307 | ***********************************************************************/ | |
9308 | ||
9309 | #if HAVE_GIF | |
9310 | ||
9311 | #include <gif_lib.h> | |
9312 | ||
9313 | static int gif_image_p P_ ((Lisp_Object object)); | |
9314 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9315 | ||
9316 | /* The symbol `gif' identifying images of this type. */ | |
9317 | ||
9318 | Lisp_Object Qgif; | |
9319 | ||
9320 | /* Indices of image specification fields in gif_format, below. */ | |
9321 | ||
9322 | enum gif_keyword_index | |
9323 | { | |
9324 | GIF_TYPE, | |
63448a4d | 9325 | GIF_DATA, |
333b20bb GM |
9326 | GIF_FILE, |
9327 | GIF_ASCENT, | |
9328 | GIF_MARGIN, | |
9329 | GIF_RELIEF, | |
9330 | GIF_ALGORITHM, | |
9331 | GIF_HEURISTIC_MASK, | |
4a8e312c | 9332 | GIF_MASK, |
333b20bb GM |
9333 | GIF_IMAGE, |
9334 | GIF_LAST | |
9335 | }; | |
9336 | ||
9337 | /* Vector of image_keyword structures describing the format | |
9338 | of valid user-defined image specifications. */ | |
9339 | ||
9340 | static struct image_keyword gif_format[GIF_LAST] = | |
9341 | { | |
9342 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9343 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9344 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9345 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
9346 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
9347 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9348 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9349 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
4a8e312c | 9350 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb GM |
9351 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0} |
9352 | }; | |
9353 | ||
9354 | /* Structure describing the image type `gif'. */ | |
9355 | ||
9356 | static struct image_type gif_type = | |
9357 | { | |
9358 | &Qgif, | |
9359 | gif_image_p, | |
9360 | gif_load, | |
9361 | x_clear_image, | |
9362 | NULL | |
9363 | }; | |
9364 | ||
e3130015 | 9365 | |
333b20bb GM |
9366 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
9367 | ||
9368 | static int | |
9369 | gif_image_p (object) | |
9370 | Lisp_Object object; | |
9371 | { | |
9372 | struct image_keyword fmt[GIF_LAST]; | |
9373 | bcopy (gif_format, fmt, sizeof fmt); | |
9374 | ||
7c7ff7f5 | 9375 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 9376 | return 0; |
5ad6a5fb | 9377 | |
63cec32f GM |
9378 | /* Must specify either the :data or :file keyword. */ |
9379 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
9380 | } |
9381 | ||
e3130015 | 9382 | |
63448a4d WP |
9383 | /* Reading a GIF image from memory |
9384 | Based on the PNG memory stuff to a certain extent. */ | |
9385 | ||
5ad6a5fb GM |
9386 | typedef struct |
9387 | { | |
63448a4d WP |
9388 | unsigned char *bytes; |
9389 | size_t len; | |
9390 | int index; | |
5ad6a5fb GM |
9391 | } |
9392 | gif_memory_source; | |
63448a4d | 9393 | |
e3130015 | 9394 | |
f036834a GM |
9395 | /* Make the current memory source available to gif_read_from_memory. |
9396 | It's done this way because not all versions of libungif support | |
9397 | a UserData field in the GifFileType structure. */ | |
9398 | static gif_memory_source *current_gif_memory_src; | |
9399 | ||
5ad6a5fb GM |
9400 | static int |
9401 | gif_read_from_memory (file, buf, len) | |
9402 | GifFileType *file; | |
9403 | GifByteType *buf; | |
9404 | int len; | |
63448a4d | 9405 | { |
f036834a | 9406 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 9407 | |
5ad6a5fb GM |
9408 | if (len > src->len - src->index) |
9409 | return -1; | |
63448a4d | 9410 | |
5ad6a5fb | 9411 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
9412 | src->index += len; |
9413 | return len; | |
9414 | } | |
333b20bb | 9415 | |
5ad6a5fb | 9416 | |
333b20bb GM |
9417 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
9418 | successful. */ | |
9419 | ||
9420 | static int | |
9421 | gif_load (f, img) | |
9422 | struct frame *f; | |
9423 | struct image *img; | |
9424 | { | |
9425 | Lisp_Object file, specified_file; | |
63448a4d | 9426 | Lisp_Object specified_data; |
333b20bb GM |
9427 | int rc, width, height, x, y, i; |
9428 | XImage *ximg; | |
9429 | ColorMapObject *gif_color_map; | |
9430 | unsigned long pixel_colors[256]; | |
9431 | GifFileType *gif; | |
9432 | struct gcpro gcpro1; | |
9433 | Lisp_Object image; | |
9434 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 9435 | gif_memory_source memsrc; |
9b784e96 | 9436 | unsigned char *raster; |
333b20bb GM |
9437 | |
9438 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9439 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9440 | file = Qnil; |
9441 | GCPRO1 (file); | |
63448a4d WP |
9442 | |
9443 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9444 | { |
9445 | file = x_find_image_file (specified_file); | |
9446 | if (!STRINGP (file)) | |
63448a4d | 9447 | { |
45158a91 | 9448 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
9449 | UNGCPRO; |
9450 | return 0; | |
9451 | } | |
333b20bb | 9452 | |
5ad6a5fb GM |
9453 | /* Open the GIF file. */ |
9454 | gif = DGifOpenFileName (XSTRING (file)->data); | |
9455 | if (gif == NULL) | |
9456 | { | |
9457 | image_error ("Cannot open `%s'", file, Qnil); | |
9458 | UNGCPRO; | |
9459 | return 0; | |
63448a4d | 9460 | } |
5ad6a5fb | 9461 | } |
63448a4d | 9462 | else |
5ad6a5fb GM |
9463 | { |
9464 | /* Read from memory! */ | |
f036834a | 9465 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
9466 | memsrc.bytes = XSTRING (specified_data)->data; |
9467 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9468 | memsrc.index = 0; | |
63448a4d | 9469 | |
5ad6a5fb GM |
9470 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
9471 | if (!gif) | |
9472 | { | |
45158a91 | 9473 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9474 | UNGCPRO; |
9475 | return 0; | |
63448a4d | 9476 | } |
5ad6a5fb | 9477 | } |
333b20bb GM |
9478 | |
9479 | /* Read entire contents. */ | |
9480 | rc = DGifSlurp (gif); | |
9481 | if (rc == GIF_ERROR) | |
9482 | { | |
45158a91 | 9483 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
9484 | DGifCloseFile (gif); |
9485 | UNGCPRO; | |
9486 | return 0; | |
9487 | } | |
9488 | ||
3ccff1e3 | 9489 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
9490 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
9491 | if (ino >= gif->ImageCount) | |
9492 | { | |
45158a91 GM |
9493 | image_error ("Invalid image number `%s' in image `%s'", |
9494 | image, img->spec); | |
333b20bb GM |
9495 | DGifCloseFile (gif); |
9496 | UNGCPRO; | |
9497 | return 0; | |
9498 | } | |
9499 | ||
9500 | width = img->width = gif->SWidth; | |
9501 | height = img->height = gif->SHeight; | |
9502 | ||
333b20bb | 9503 | /* Create the X image and pixmap. */ |
45158a91 | 9504 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9505 | { |
333b20bb GM |
9506 | DGifCloseFile (gif); |
9507 | UNGCPRO; | |
9508 | return 0; | |
9509 | } | |
9510 | ||
9511 | /* Allocate colors. */ | |
9512 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
9513 | if (!gif_color_map) | |
9514 | gif_color_map = gif->SColorMap; | |
9515 | init_color_table (); | |
9516 | bzero (pixel_colors, sizeof pixel_colors); | |
9517 | ||
9518 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
9519 | { | |
9520 | int r = gif_color_map->Colors[i].Red << 8; | |
9521 | int g = gif_color_map->Colors[i].Green << 8; | |
9522 | int b = gif_color_map->Colors[i].Blue << 8; | |
9523 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
9524 | } | |
9525 | ||
9526 | img->colors = colors_in_color_table (&img->ncolors); | |
9527 | free_color_table (); | |
9528 | ||
9529 | /* Clear the part of the screen image that are not covered by | |
9530 | the image from the GIF file. Full animated GIF support | |
9531 | requires more than can be done here (see the gif89 spec, | |
9532 | disposal methods). Let's simply assume that the part | |
9533 | not covered by a sub-image is in the frame's background color. */ | |
9534 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
9535 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
9536 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
9537 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
9538 | ||
9539 | for (y = 0; y < image_top; ++y) | |
9540 | for (x = 0; x < width; ++x) | |
9541 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9542 | ||
9543 | for (y = image_top + image_height; y < height; ++y) | |
9544 | for (x = 0; x < width; ++x) | |
9545 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9546 | ||
9547 | for (y = image_top; y < image_top + image_height; ++y) | |
9548 | { | |
9549 | for (x = 0; x < image_left; ++x) | |
9550 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9551 | for (x = image_left + image_width; x < width; ++x) | |
9552 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9553 | } | |
9554 | ||
9b784e96 GM |
9555 | /* Read the GIF image into the X image. We use a local variable |
9556 | `raster' here because RasterBits below is a char *, and invites | |
9557 | problems with bytes >= 0x80. */ | |
9558 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
9559 | ||
333b20bb GM |
9560 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
9561 | { | |
9562 | static int interlace_start[] = {0, 4, 2, 1}; | |
9563 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9564 | int pass, inc; | |
06482119 GM |
9565 | int row = interlace_start[0]; |
9566 | ||
9567 | pass = 0; | |
333b20bb | 9568 | |
06482119 | 9569 | for (y = 0; y < image_height; y++) |
333b20bb | 9570 | { |
06482119 GM |
9571 | if (row >= image_height) |
9572 | { | |
9573 | row = interlace_start[++pass]; | |
9574 | while (row >= image_height) | |
9575 | row = interlace_start[++pass]; | |
9576 | } | |
9577 | ||
9578 | for (x = 0; x < image_width; x++) | |
9579 | { | |
9b784e96 | 9580 | int i = raster[(y * image_width) + x]; |
06482119 GM |
9581 | XPutPixel (ximg, x + image_left, row + image_top, |
9582 | pixel_colors[i]); | |
9583 | } | |
9584 | ||
9585 | row += interlace_increment[pass]; | |
333b20bb GM |
9586 | } |
9587 | } | |
9588 | else | |
9589 | { | |
9590 | for (y = 0; y < image_height; ++y) | |
9591 | for (x = 0; x < image_width; ++x) | |
9592 | { | |
9b784e96 | 9593 | int i = raster[y * image_width + x]; |
333b20bb GM |
9594 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
9595 | } | |
9596 | } | |
9597 | ||
9598 | DGifCloseFile (gif); | |
9599 | ||
9600 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9601 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9602 | x_destroy_x_image (ximg); | |
333b20bb GM |
9603 | |
9604 | UNGCPRO; | |
9605 | return 1; | |
9606 | } | |
9607 | ||
9608 | #endif /* HAVE_GIF != 0 */ | |
9609 | ||
9610 | ||
9611 | \f | |
9612 | /*********************************************************************** | |
9613 | Ghostscript | |
9614 | ***********************************************************************/ | |
9615 | ||
9616 | static int gs_image_p P_ ((Lisp_Object object)); | |
9617 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
9618 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
9619 | ||
fcf431dc | 9620 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 9621 | |
fcf431dc | 9622 | Lisp_Object Qpostscript; |
333b20bb GM |
9623 | |
9624 | /* Keyword symbols. */ | |
9625 | ||
9626 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
9627 | ||
9628 | /* Indices of image specification fields in gs_format, below. */ | |
9629 | ||
9630 | enum gs_keyword_index | |
9631 | { | |
9632 | GS_TYPE, | |
9633 | GS_PT_WIDTH, | |
9634 | GS_PT_HEIGHT, | |
9635 | GS_FILE, | |
9636 | GS_LOADER, | |
9637 | GS_BOUNDING_BOX, | |
9638 | GS_ASCENT, | |
9639 | GS_MARGIN, | |
9640 | GS_RELIEF, | |
9641 | GS_ALGORITHM, | |
9642 | GS_HEURISTIC_MASK, | |
4a8e312c | 9643 | GS_MASK, |
333b20bb GM |
9644 | GS_LAST |
9645 | }; | |
9646 | ||
9647 | /* Vector of image_keyword structures describing the format | |
9648 | of valid user-defined image specifications. */ | |
9649 | ||
9650 | static struct image_keyword gs_format[GS_LAST] = | |
9651 | { | |
9652 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9653 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9654 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9655 | {":file", IMAGE_STRING_VALUE, 1}, | |
9656 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
9657 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 9658 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
333b20bb GM |
9659 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, |
9660 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9661 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
4a8e312c GM |
9662 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9663 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
9664 | }; |
9665 | ||
9666 | /* Structure describing the image type `ghostscript'. */ | |
9667 | ||
9668 | static struct image_type gs_type = | |
9669 | { | |
fcf431dc | 9670 | &Qpostscript, |
333b20bb GM |
9671 | gs_image_p, |
9672 | gs_load, | |
9673 | gs_clear_image, | |
9674 | NULL | |
9675 | }; | |
9676 | ||
9677 | ||
9678 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
9679 | ||
9680 | static void | |
9681 | gs_clear_image (f, img) | |
9682 | struct frame *f; | |
9683 | struct image *img; | |
9684 | { | |
9685 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
9686 | xfree (img->data.ptr_val); | |
9687 | x_clear_image (f, img); | |
9688 | } | |
9689 | ||
9690 | ||
9691 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
9692 | specification. */ | |
9693 | ||
9694 | static int | |
9695 | gs_image_p (object) | |
9696 | Lisp_Object object; | |
9697 | { | |
9698 | struct image_keyword fmt[GS_LAST]; | |
9699 | Lisp_Object tem; | |
9700 | int i; | |
9701 | ||
9702 | bcopy (gs_format, fmt, sizeof fmt); | |
9703 | ||
7c7ff7f5 | 9704 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
9705 | return 0; |
9706 | ||
9707 | /* Bounding box must be a list or vector containing 4 integers. */ | |
9708 | tem = fmt[GS_BOUNDING_BOX].value; | |
9709 | if (CONSP (tem)) | |
9710 | { | |
9711 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
9712 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
9713 | return 0; | |
9714 | if (!NILP (tem)) | |
9715 | return 0; | |
9716 | } | |
9717 | else if (VECTORP (tem)) | |
9718 | { | |
9719 | if (XVECTOR (tem)->size != 4) | |
9720 | return 0; | |
9721 | for (i = 0; i < 4; ++i) | |
9722 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
9723 | return 0; | |
9724 | } | |
9725 | else | |
9726 | return 0; | |
9727 | ||
9728 | return 1; | |
9729 | } | |
9730 | ||
9731 | ||
9732 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
9733 | if successful. */ | |
9734 | ||
9735 | static int | |
9736 | gs_load (f, img) | |
9737 | struct frame *f; | |
9738 | struct image *img; | |
9739 | { | |
9740 | char buffer[100]; | |
9741 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
9742 | struct gcpro gcpro1, gcpro2; | |
9743 | Lisp_Object frame; | |
9744 | double in_width, in_height; | |
9745 | Lisp_Object pixel_colors = Qnil; | |
9746 | ||
9747 | /* Compute pixel size of pixmap needed from the given size in the | |
9748 | image specification. Sizes in the specification are in pt. 1 pt | |
9749 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
9750 | info. */ | |
9751 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
9752 | in_width = XFASTINT (pt_width) / 72.0; | |
9753 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
9754 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
9755 | in_height = XFASTINT (pt_height) / 72.0; | |
9756 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
9757 | ||
9758 | /* Create the pixmap. */ | |
dd00328a | 9759 | xassert (img->pixmap == None); |
333b20bb GM |
9760 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
9761 | img->width, img->height, | |
9762 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
9763 | |
9764 | if (!img->pixmap) | |
9765 | { | |
45158a91 | 9766 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
9767 | return 0; |
9768 | } | |
9769 | ||
9770 | /* Call the loader to fill the pixmap. It returns a process object | |
9771 | if successful. We do not record_unwind_protect here because | |
9772 | other places in redisplay like calling window scroll functions | |
9773 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
9774 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
9775 | ||
9776 | sprintf (buffer, "%lu %lu", | |
9777 | (unsigned long) FRAME_X_WINDOW (f), | |
9778 | (unsigned long) img->pixmap); | |
9779 | window_and_pixmap_id = build_string (buffer); | |
9780 | ||
9781 | sprintf (buffer, "%lu %lu", | |
9782 | FRAME_FOREGROUND_PIXEL (f), | |
9783 | FRAME_BACKGROUND_PIXEL (f)); | |
9784 | pixel_colors = build_string (buffer); | |
9785 | ||
9786 | XSETFRAME (frame, f); | |
9787 | loader = image_spec_value (img->spec, QCloader, NULL); | |
9788 | if (NILP (loader)) | |
9789 | loader = intern ("gs-load-image"); | |
9790 | ||
9791 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
9792 | make_number (img->width), | |
9793 | make_number (img->height), | |
9794 | window_and_pixmap_id, | |
9795 | pixel_colors); | |
9796 | UNGCPRO; | |
9797 | return PROCESSP (img->data.lisp_val); | |
9798 | } | |
9799 | ||
9800 | ||
9801 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
9802 | frame F. Called from XTread_socket when receiving an event | |
9803 | telling Emacs that Ghostscript has finished drawing. */ | |
9804 | ||
9805 | void | |
9806 | x_kill_gs_process (pixmap, f) | |
9807 | Pixmap pixmap; | |
9808 | struct frame *f; | |
9809 | { | |
9810 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9811 | int class, i; | |
9812 | struct image *img; | |
9813 | ||
9814 | /* Find the image containing PIXMAP. */ | |
9815 | for (i = 0; i < c->used; ++i) | |
9816 | if (c->images[i]->pixmap == pixmap) | |
9817 | break; | |
9818 | ||
9819 | /* Kill the GS process. We should have found PIXMAP in the image | |
9820 | cache and its image should contain a process object. */ | |
9821 | xassert (i < c->used); | |
9822 | img = c->images[i]; | |
9823 | xassert (PROCESSP (img->data.lisp_val)); | |
9824 | Fkill_process (img->data.lisp_val, Qnil); | |
9825 | img->data.lisp_val = Qnil; | |
9826 | ||
9827 | /* On displays with a mutable colormap, figure out the colors | |
9828 | allocated for the image by looking at the pixels of an XImage for | |
9829 | img->pixmap. */ | |
383d6ffc | 9830 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
9831 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
9832 | { | |
9833 | XImage *ximg; | |
9834 | ||
9835 | BLOCK_INPUT; | |
9836 | ||
9837 | /* Try to get an XImage for img->pixmep. */ | |
9838 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
9839 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
9840 | if (ximg) | |
9841 | { | |
9842 | int x, y; | |
9843 | ||
9844 | /* Initialize the color table. */ | |
9845 | init_color_table (); | |
9846 | ||
9847 | /* For each pixel of the image, look its color up in the | |
9848 | color table. After having done so, the color table will | |
9849 | contain an entry for each color used by the image. */ | |
9850 | for (y = 0; y < img->height; ++y) | |
9851 | for (x = 0; x < img->width; ++x) | |
9852 | { | |
9853 | unsigned long pixel = XGetPixel (ximg, x, y); | |
9854 | lookup_pixel_color (f, pixel); | |
9855 | } | |
9856 | ||
9857 | /* Record colors in the image. Free color table and XImage. */ | |
9858 | img->colors = colors_in_color_table (&img->ncolors); | |
9859 | free_color_table (); | |
9860 | XDestroyImage (ximg); | |
9861 | ||
9862 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
9863 | here, we get a BadAccess later in x_clear_image when | |
9864 | freeing the colors. */ | |
9865 | /* We have allocated colors once, but Ghostscript has also | |
9866 | allocated colors on behalf of us. So, to get the | |
9867 | reference counts right, free them once. */ | |
9868 | if (img->ncolors) | |
462d5d40 | 9869 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
9870 | #endif |
9871 | } | |
9872 | else | |
9873 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 9874 | img->spec, Qnil); |
333b20bb GM |
9875 | |
9876 | UNBLOCK_INPUT; | |
9877 | } | |
9878 | } | |
9879 | ||
9880 | ||
9881 | \f | |
9882 | /*********************************************************************** | |
9883 | Window properties | |
9884 | ***********************************************************************/ | |
9885 | ||
9886 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
9887 | Sx_change_window_property, 2, 3, 0, | |
9888 | "Change window property PROP to VALUE on the X window of FRAME.\n\ | |
9889 | PROP and VALUE must be strings. FRAME nil or omitted means use the\n\ | |
9890 | selected frame. Value is VALUE.") | |
9891 | (prop, value, frame) | |
9892 | Lisp_Object frame, prop, value; | |
9893 | { | |
9894 | struct frame *f = check_x_frame (frame); | |
9895 | Atom prop_atom; | |
9896 | ||
9897 | CHECK_STRING (prop, 1); | |
9898 | CHECK_STRING (value, 2); | |
9899 | ||
9900 | BLOCK_INPUT; | |
9901 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9902 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9903 | prop_atom, XA_STRING, 8, PropModeReplace, | |
9904 | XSTRING (value)->data, XSTRING (value)->size); | |
9905 | ||
9906 | /* Make sure the property is set when we return. */ | |
9907 | XFlush (FRAME_X_DISPLAY (f)); | |
9908 | UNBLOCK_INPUT; | |
9909 | ||
9910 | return value; | |
9911 | } | |
9912 | ||
9913 | ||
9914 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
9915 | Sx_delete_window_property, 1, 2, 0, | |
9916 | "Remove window property PROP from X window of FRAME.\n\ | |
9917 | FRAME nil or omitted means use the selected frame. Value is PROP.") | |
9918 | (prop, frame) | |
9919 | Lisp_Object prop, frame; | |
9920 | { | |
9921 | struct frame *f = check_x_frame (frame); | |
9922 | Atom prop_atom; | |
9923 | ||
9924 | CHECK_STRING (prop, 1); | |
9925 | BLOCK_INPUT; | |
9926 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9927 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
9928 | ||
9929 | /* Make sure the property is removed when we return. */ | |
9930 | XFlush (FRAME_X_DISPLAY (f)); | |
9931 | UNBLOCK_INPUT; | |
9932 | ||
9933 | return prop; | |
9934 | } | |
9935 | ||
9936 | ||
9937 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
9938 | 1, 2, 0, | |
9939 | "Value is the value of window property PROP on FRAME.\n\ | |
9940 | If FRAME is nil or omitted, use the selected frame. Value is nil\n\ | |
9941 | if FRAME hasn't a property with name PROP or if PROP has no string\n\ | |
9942 | value.") | |
9943 | (prop, frame) | |
9944 | Lisp_Object prop, frame; | |
9945 | { | |
9946 | struct frame *f = check_x_frame (frame); | |
9947 | Atom prop_atom; | |
9948 | int rc; | |
9949 | Lisp_Object prop_value = Qnil; | |
9950 | char *tmp_data = NULL; | |
9951 | Atom actual_type; | |
9952 | int actual_format; | |
9953 | unsigned long actual_size, bytes_remaining; | |
9954 | ||
9955 | CHECK_STRING (prop, 1); | |
9956 | BLOCK_INPUT; | |
9957 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9958 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9959 | prop_atom, 0, 0, False, XA_STRING, | |
9960 | &actual_type, &actual_format, &actual_size, | |
9961 | &bytes_remaining, (unsigned char **) &tmp_data); | |
9962 | if (rc == Success) | |
9963 | { | |
9964 | int size = bytes_remaining; | |
9965 | ||
9966 | XFree (tmp_data); | |
9967 | tmp_data = NULL; | |
9968 | ||
9969 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9970 | prop_atom, 0, bytes_remaining, | |
9971 | False, XA_STRING, | |
9972 | &actual_type, &actual_format, | |
9973 | &actual_size, &bytes_remaining, | |
9974 | (unsigned char **) &tmp_data); | |
9975 | if (rc == Success) | |
9976 | prop_value = make_string (tmp_data, size); | |
9977 | ||
9978 | XFree (tmp_data); | |
9979 | } | |
9980 | ||
9981 | UNBLOCK_INPUT; | |
9982 | return prop_value; | |
9983 | } | |
9984 | ||
9985 | ||
9986 | \f | |
9987 | /*********************************************************************** | |
9988 | Busy cursor | |
9989 | ***********************************************************************/ | |
9990 | ||
4ae9a85e GM |
9991 | /* If non-null, an asynchronous timer that, when it expires, displays |
9992 | a busy cursor on all frames. */ | |
333b20bb | 9993 | |
4ae9a85e | 9994 | static struct atimer *busy_cursor_atimer; |
333b20bb | 9995 | |
4ae9a85e | 9996 | /* Non-zero means a busy cursor is currently shown. */ |
333b20bb | 9997 | |
4ae9a85e | 9998 | static int busy_cursor_shown_p; |
333b20bb | 9999 | |
4ae9a85e | 10000 | /* Number of seconds to wait before displaying a busy cursor. */ |
333b20bb | 10001 | |
4ae9a85e | 10002 | static Lisp_Object Vbusy_cursor_delay; |
333b20bb | 10003 | |
4ae9a85e GM |
10004 | /* Default number of seconds to wait before displaying a busy |
10005 | cursor. */ | |
10006 | ||
10007 | #define DEFAULT_BUSY_CURSOR_DELAY 1 | |
10008 | ||
10009 | /* Function prototypes. */ | |
10010 | ||
10011 | static void show_busy_cursor P_ ((struct atimer *)); | |
10012 | static void hide_busy_cursor P_ ((void)); | |
10013 | ||
10014 | ||
10015 | /* Cancel a currently active busy-cursor timer, and start a new one. */ | |
10016 | ||
10017 | void | |
10018 | start_busy_cursor () | |
333b20bb | 10019 | { |
4ae9a85e | 10020 | EMACS_TIME delay; |
3caa99d3 | 10021 | int secs, usecs = 0; |
4ae9a85e GM |
10022 | |
10023 | cancel_busy_cursor (); | |
10024 | ||
10025 | if (INTEGERP (Vbusy_cursor_delay) | |
10026 | && XINT (Vbusy_cursor_delay) > 0) | |
10027 | secs = XFASTINT (Vbusy_cursor_delay); | |
3caa99d3 GM |
10028 | else if (FLOATP (Vbusy_cursor_delay) |
10029 | && XFLOAT_DATA (Vbusy_cursor_delay) > 0) | |
10030 | { | |
10031 | Lisp_Object tem; | |
10032 | tem = Ftruncate (Vbusy_cursor_delay, Qnil); | |
10033 | secs = XFASTINT (tem); | |
10034 | usecs = (XFLOAT_DATA (Vbusy_cursor_delay) - secs) * 1000000; | |
10035 | } | |
4ae9a85e GM |
10036 | else |
10037 | secs = DEFAULT_BUSY_CURSOR_DELAY; | |
10038 | ||
3caa99d3 | 10039 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
4ae9a85e GM |
10040 | busy_cursor_atimer = start_atimer (ATIMER_RELATIVE, delay, |
10041 | show_busy_cursor, NULL); | |
10042 | } | |
10043 | ||
10044 | ||
10045 | /* Cancel the busy cursor timer if active, hide a busy cursor if | |
10046 | shown. */ | |
10047 | ||
10048 | void | |
10049 | cancel_busy_cursor () | |
10050 | { | |
10051 | if (busy_cursor_atimer) | |
99f01f62 GM |
10052 | { |
10053 | cancel_atimer (busy_cursor_atimer); | |
10054 | busy_cursor_atimer = NULL; | |
10055 | } | |
10056 | ||
4ae9a85e GM |
10057 | if (busy_cursor_shown_p) |
10058 | hide_busy_cursor (); | |
10059 | } | |
10060 | ||
10061 | ||
10062 | /* Timer function of busy_cursor_atimer. TIMER is equal to | |
10063 | busy_cursor_atimer. | |
10064 | ||
10065 | Display a busy cursor on all frames by mapping the frames' | |
10066 | busy_window. Set the busy_p flag in the frames' output_data.x | |
10067 | structure to indicate that a busy cursor is shown on the | |
10068 | frames. */ | |
10069 | ||
10070 | static void | |
10071 | show_busy_cursor (timer) | |
10072 | struct atimer *timer; | |
10073 | { | |
10074 | /* The timer implementation will cancel this timer automatically | |
10075 | after this function has run. Set busy_cursor_atimer to null | |
10076 | so that we know the timer doesn't have to be canceled. */ | |
10077 | busy_cursor_atimer = NULL; | |
10078 | ||
10079 | if (!busy_cursor_shown_p) | |
333b20bb GM |
10080 | { |
10081 | Lisp_Object rest, frame; | |
4ae9a85e GM |
10082 | |
10083 | BLOCK_INPUT; | |
10084 | ||
333b20bb GM |
10085 | FOR_EACH_FRAME (rest, frame) |
10086 | if (FRAME_X_P (XFRAME (frame))) | |
10087 | { | |
10088 | struct frame *f = XFRAME (frame); | |
4ae9a85e | 10089 | |
333b20bb | 10090 | f->output_data.x->busy_p = 1; |
4ae9a85e | 10091 | |
333b20bb GM |
10092 | if (!f->output_data.x->busy_window) |
10093 | { | |
10094 | unsigned long mask = CWCursor; | |
10095 | XSetWindowAttributes attrs; | |
4ae9a85e | 10096 | |
333b20bb | 10097 | attrs.cursor = f->output_data.x->busy_cursor; |
4ae9a85e | 10098 | |
333b20bb GM |
10099 | f->output_data.x->busy_window |
10100 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10101 | FRAME_OUTER_WINDOW (f), | |
10102 | 0, 0, 32000, 32000, 0, 0, | |
dc6f74cf GM |
10103 | InputOnly, |
10104 | CopyFromParent, | |
333b20bb GM |
10105 | mask, &attrs); |
10106 | } | |
4ae9a85e | 10107 | |
333b20bb | 10108 | XMapRaised (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); |
4ae9a85e | 10109 | XFlush (FRAME_X_DISPLAY (f)); |
333b20bb | 10110 | } |
333b20bb | 10111 | |
4ae9a85e GM |
10112 | busy_cursor_shown_p = 1; |
10113 | UNBLOCK_INPUT; | |
10114 | } | |
333b20bb GM |
10115 | } |
10116 | ||
10117 | ||
4ae9a85e | 10118 | /* Hide the busy cursor on all frames, if it is currently shown. */ |
333b20bb | 10119 | |
4ae9a85e GM |
10120 | static void |
10121 | hide_busy_cursor () | |
10122 | { | |
10123 | if (busy_cursor_shown_p) | |
333b20bb | 10124 | { |
4ae9a85e GM |
10125 | Lisp_Object rest, frame; |
10126 | ||
10127 | BLOCK_INPUT; | |
10128 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 10129 | { |
4ae9a85e GM |
10130 | struct frame *f = XFRAME (frame); |
10131 | ||
10132 | if (FRAME_X_P (f) | |
10133 | /* Watch out for newly created frames. */ | |
10134 | && f->output_data.x->busy_window) | |
10135 | { | |
10136 | XUnmapWindow (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); | |
10137 | /* Sync here because XTread_socket looks at the busy_p flag | |
10138 | that is reset to zero below. */ | |
10139 | XSync (FRAME_X_DISPLAY (f), False); | |
10140 | f->output_data.x->busy_p = 0; | |
10141 | } | |
333b20bb | 10142 | } |
333b20bb | 10143 | |
4ae9a85e GM |
10144 | busy_cursor_shown_p = 0; |
10145 | UNBLOCK_INPUT; | |
10146 | } | |
333b20bb GM |
10147 | } |
10148 | ||
10149 | ||
10150 | \f | |
10151 | /*********************************************************************** | |
10152 | Tool tips | |
10153 | ***********************************************************************/ | |
10154 | ||
10155 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
10156 | Lisp_Object)); | |
10157 | ||
10158 | /* The frame of a currently visible tooltip, or null. */ | |
10159 | ||
10160 | struct frame *tip_frame; | |
10161 | ||
10162 | /* If non-nil, a timer started that hides the last tooltip when it | |
10163 | fires. */ | |
10164 | ||
10165 | Lisp_Object tip_timer; | |
10166 | Window tip_window; | |
10167 | ||
10168 | /* Create a frame for a tooltip on the display described by DPYINFO. | |
10169 | PARMS is a list of frame parameters. Value is the frame. */ | |
10170 | ||
10171 | static Lisp_Object | |
10172 | x_create_tip_frame (dpyinfo, parms) | |
10173 | struct x_display_info *dpyinfo; | |
10174 | Lisp_Object parms; | |
10175 | { | |
10176 | struct frame *f; | |
10177 | Lisp_Object frame, tem; | |
10178 | Lisp_Object name; | |
333b20bb GM |
10179 | long window_prompting = 0; |
10180 | int width, height; | |
10181 | int count = specpdl_ptr - specpdl; | |
b6d7acec | 10182 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb GM |
10183 | struct kboard *kb; |
10184 | ||
10185 | check_x (); | |
10186 | ||
10187 | /* Use this general default value to start with until we know if | |
10188 | this frame has a specified name. */ | |
10189 | Vx_resource_name = Vinvocation_name; | |
10190 | ||
10191 | #ifdef MULTI_KBOARD | |
10192 | kb = dpyinfo->kboard; | |
10193 | #else | |
10194 | kb = &the_only_kboard; | |
10195 | #endif | |
10196 | ||
10197 | /* Get the name of the frame to use for resource lookup. */ | |
10198 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
10199 | if (!STRINGP (name) | |
10200 | && !EQ (name, Qunbound) | |
10201 | && !NILP (name)) | |
10202 | error ("Invalid frame name--not a string or nil"); | |
10203 | Vx_resource_name = name; | |
10204 | ||
10205 | frame = Qnil; | |
10206 | GCPRO3 (parms, name, frame); | |
10207 | tip_frame = f = make_frame (1); | |
10208 | XSETFRAME (frame, f); | |
10209 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; | |
10210 | ||
10211 | f->output_method = output_x_window; | |
10212 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
10213 | bzero (f->output_data.x, sizeof (struct x_output)); | |
10214 | f->output_data.x->icon_bitmap = -1; | |
10215 | f->output_data.x->fontset = -1; | |
61d461a8 GM |
10216 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
10217 | f->output_data.x->scroll_bar_background_pixel = -1; | |
333b20bb GM |
10218 | f->icon_name = Qnil; |
10219 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
10220 | #ifdef MULTI_KBOARD | |
10221 | FRAME_KBOARD (f) = kb; | |
10222 | #endif | |
10223 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10224 | f->output_data.x->explicit_parent = 0; | |
10225 | ||
61d461a8 GM |
10226 | /* These colors will be set anyway later, but it's important |
10227 | to get the color reference counts right, so initialize them! */ | |
10228 | { | |
10229 | Lisp_Object black; | |
10230 | struct gcpro gcpro1; | |
10231 | ||
10232 | black = build_string ("black"); | |
10233 | GCPRO1 (black); | |
10234 | f->output_data.x->foreground_pixel | |
10235 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10236 | f->output_data.x->background_pixel | |
10237 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10238 | f->output_data.x->cursor_pixel | |
10239 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10240 | f->output_data.x->cursor_foreground_pixel | |
10241 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10242 | f->output_data.x->border_pixel | |
10243 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10244 | f->output_data.x->mouse_pixel | |
10245 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
10246 | UNGCPRO; | |
10247 | } | |
10248 | ||
333b20bb GM |
10249 | /* Set the name; the functions to which we pass f expect the name to |
10250 | be set. */ | |
10251 | if (EQ (name, Qunbound) || NILP (name)) | |
10252 | { | |
10253 | f->name = build_string (dpyinfo->x_id_name); | |
10254 | f->explicit_name = 0; | |
10255 | } | |
10256 | else | |
10257 | { | |
10258 | f->name = name; | |
10259 | f->explicit_name = 1; | |
10260 | /* use the frame's title when getting resources for this frame. */ | |
10261 | specbind (Qx_resource_name, name); | |
10262 | } | |
10263 | ||
333b20bb GM |
10264 | /* Extract the window parameters from the supplied values |
10265 | that are needed to determine window geometry. */ | |
10266 | { | |
10267 | Lisp_Object font; | |
10268 | ||
10269 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
10270 | ||
10271 | BLOCK_INPUT; | |
10272 | /* First, try whatever font the caller has specified. */ | |
10273 | if (STRINGP (font)) | |
10274 | { | |
10275 | tem = Fquery_fontset (font, Qnil); | |
10276 | if (STRINGP (tem)) | |
10277 | font = x_new_fontset (f, XSTRING (tem)->data); | |
10278 | else | |
10279 | font = x_new_font (f, XSTRING (font)->data); | |
10280 | } | |
10281 | ||
10282 | /* Try out a font which we hope has bold and italic variations. */ | |
10283 | if (!STRINGP (font)) | |
10284 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
10285 | if (!STRINGP (font)) | |
10286 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10287 | if (! STRINGP (font)) | |
10288 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10289 | if (! STRINGP (font)) | |
10290 | /* This was formerly the first thing tried, but it finds too many fonts | |
10291 | and takes too long. */ | |
10292 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
10293 | /* If those didn't work, look for something which will at least work. */ | |
10294 | if (! STRINGP (font)) | |
10295 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
10296 | UNBLOCK_INPUT; | |
10297 | if (! STRINGP (font)) | |
10298 | font = build_string ("fixed"); | |
10299 | ||
10300 | x_default_parameter (f, parms, Qfont, font, | |
10301 | "font", "Font", RES_TYPE_STRING); | |
10302 | } | |
10303 | ||
10304 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
10305 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
10306 | ||
10307 | /* This defaults to 2 in order to match xterm. We recognize either | |
10308 | internalBorderWidth or internalBorder (which is what xterm calls | |
10309 | it). */ | |
10310 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10311 | { | |
10312 | Lisp_Object value; | |
10313 | ||
10314 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
10315 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
10316 | if (! EQ (value, Qunbound)) | |
10317 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
10318 | parms); | |
10319 | } | |
10320 | ||
10321 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
10322 | "internalBorderWidth", "internalBorderWidth", | |
10323 | RES_TYPE_NUMBER); | |
10324 | ||
10325 | /* Also do the stuff which must be set before the window exists. */ | |
10326 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
10327 | "foreground", "Foreground", RES_TYPE_STRING); | |
10328 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
10329 | "background", "Background", RES_TYPE_STRING); | |
10330 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
10331 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
10332 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
10333 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
10334 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
10335 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
10336 | ||
10337 | /* Init faces before x_default_parameter is called for scroll-bar | |
10338 | parameters because that function calls x_set_scroll_bar_width, | |
10339 | which calls change_frame_size, which calls Fset_window_buffer, | |
10340 | which runs hooks, which call Fvertical_motion. At the end, we | |
10341 | end up in init_iterator with a null face cache, which should not | |
10342 | happen. */ | |
10343 | init_frame_faces (f); | |
10344 | ||
10345 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10346 | window_prompting = x_figure_window_size (f, parms); | |
10347 | ||
10348 | if (window_prompting & XNegative) | |
10349 | { | |
10350 | if (window_prompting & YNegative) | |
10351 | f->output_data.x->win_gravity = SouthEastGravity; | |
10352 | else | |
10353 | f->output_data.x->win_gravity = NorthEastGravity; | |
10354 | } | |
10355 | else | |
10356 | { | |
10357 | if (window_prompting & YNegative) | |
10358 | f->output_data.x->win_gravity = SouthWestGravity; | |
10359 | else | |
10360 | f->output_data.x->win_gravity = NorthWestGravity; | |
10361 | } | |
10362 | ||
10363 | f->output_data.x->size_hint_flags = window_prompting; | |
10364 | { | |
10365 | XSetWindowAttributes attrs; | |
10366 | unsigned long mask; | |
10367 | ||
10368 | BLOCK_INPUT; | |
10369 | mask = CWBackPixel | CWOverrideRedirect | CWSaveUnder | CWEventMask; | |
9b2956e2 GM |
10370 | /* Window managers look at the override-redirect flag to determine |
10371 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
10372 | 3.2.8). */ |
10373 | attrs.override_redirect = True; | |
10374 | attrs.save_under = True; | |
10375 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
10376 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
10377 | attrs.event_mask = StructureNotifyMask; | |
10378 | tip_window | |
10379 | = FRAME_X_WINDOW (f) | |
10380 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10381 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
10382 | /* x, y, width, height */ | |
10383 | 0, 0, 1, 1, | |
10384 | /* Border. */ | |
10385 | 1, | |
10386 | CopyFromParent, InputOutput, CopyFromParent, | |
10387 | mask, &attrs); | |
10388 | UNBLOCK_INPUT; | |
10389 | } | |
10390 | ||
10391 | x_make_gc (f); | |
10392 | ||
333b20bb GM |
10393 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
10394 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10395 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
10396 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10397 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
10398 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
10399 | ||
10400 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
10401 | Change will not be effected unless different from the current | |
10402 | f->height. */ | |
10403 | width = f->width; | |
10404 | height = f->height; | |
10405 | f->height = 0; | |
10406 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 10407 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb GM |
10408 | |
10409 | f->no_split = 1; | |
10410 | ||
10411 | UNGCPRO; | |
10412 | ||
10413 | /* It is now ok to make the frame official even if we get an error | |
10414 | below. And the frame needs to be on Vframe_list or making it | |
10415 | visible won't work. */ | |
10416 | Vframe_list = Fcons (frame, Vframe_list); | |
10417 | ||
10418 | /* Now that the frame is official, it counts as a reference to | |
10419 | its display. */ | |
10420 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
10421 | ||
10422 | return unbind_to (count, frame); | |
10423 | } | |
10424 | ||
10425 | ||
0634ce98 | 10426 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
e82d09c9 | 10427 | "Show STRING in a \"tooltip\" window on frame FRAME.\n\ |
0634ce98 GM |
10428 | A tooltip window is a small X window displaying a string.\n\ |
10429 | \n\ | |
333b20bb | 10430 | FRAME nil or omitted means use the selected frame.\n\ |
0634ce98 | 10431 | \n\ |
333b20bb GM |
10432 | PARMS is an optional list of frame parameters which can be\n\ |
10433 | used to change the tooltip's appearance.\n\ | |
0634ce98 | 10434 | \n\ |
333b20bb | 10435 | Automatically hide the tooltip after TIMEOUT seconds.\n\ |
0634ce98 GM |
10436 | TIMEOUT nil means use the default timeout of 5 seconds.\n\ |
10437 | \n\ | |
10438 | If the list of frame parameters PARAMS contains a `left' parameters,\n\ | |
10439 | the tooltip is displayed at that x-position. Otherwise it is\n\ | |
10440 | displayed at the mouse position, with offset DX added (default is 5 if\n\ | |
10441 | DX isn't specified). Likewise for the y-position; if a `top' frame\n\ | |
10442 | parameter is specified, it determines the y-position of the tooltip\n\ | |
10443 | window, otherwise it is displayed at the mouse position, with offset\n\ | |
10444 | DY added (default is -5).") | |
10445 | (string, frame, parms, timeout, dx, dy) | |
10446 | Lisp_Object string, frame, parms, timeout, dx, dy; | |
333b20bb GM |
10447 | { |
10448 | struct frame *f; | |
10449 | struct window *w; | |
10450 | Window root, child; | |
0634ce98 | 10451 | Lisp_Object buffer, top, left; |
333b20bb GM |
10452 | struct buffer *old_buffer; |
10453 | struct text_pos pos; | |
10454 | int i, width, height; | |
10455 | int root_x, root_y, win_x, win_y; | |
10456 | unsigned pmask; | |
393f2d14 | 10457 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb GM |
10458 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
10459 | int count = specpdl_ptr - specpdl; | |
10460 | ||
10461 | specbind (Qinhibit_redisplay, Qt); | |
10462 | ||
393f2d14 | 10463 | GCPRO4 (string, parms, frame, timeout); |
333b20bb GM |
10464 | |
10465 | CHECK_STRING (string, 0); | |
10466 | f = check_x_frame (frame); | |
10467 | if (NILP (timeout)) | |
10468 | timeout = make_number (5); | |
10469 | else | |
10470 | CHECK_NATNUM (timeout, 2); | |
0634ce98 GM |
10471 | |
10472 | if (NILP (dx)) | |
10473 | dx = make_number (5); | |
10474 | else | |
10475 | CHECK_NUMBER (dx, 5); | |
10476 | ||
10477 | if (NILP (dy)) | |
10478 | dy = make_number (-5); | |
10479 | else | |
10480 | CHECK_NUMBER (dy, 6); | |
333b20bb GM |
10481 | |
10482 | /* Hide a previous tip, if any. */ | |
10483 | Fx_hide_tip (); | |
10484 | ||
10485 | /* Add default values to frame parameters. */ | |
10486 | if (NILP (Fassq (Qname, parms))) | |
10487 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
10488 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10489 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
10490 | if (NILP (Fassq (Qborder_width, parms))) | |
10491 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
10492 | if (NILP (Fassq (Qborder_color, parms))) | |
10493 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
10494 | if (NILP (Fassq (Qbackground_color, parms))) | |
10495 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
10496 | parms); | |
10497 | ||
10498 | /* Create a frame for the tooltip, and record it in the global | |
10499 | variable tip_frame. */ | |
10500 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms); | |
10501 | tip_frame = f = XFRAME (frame); | |
10502 | ||
10503 | /* Set up the frame's root window. Currently we use a size of 80 | |
10504 | columns x 40 lines. If someone wants to show a larger tip, he | |
10505 | will loose. I don't think this is a realistic case. */ | |
10506 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); | |
10507 | w->left = w->top = make_number (0); | |
6fc556fd KR |
10508 | w->width = make_number (80); |
10509 | w->height = make_number (40); | |
333b20bb GM |
10510 | adjust_glyphs (f); |
10511 | w->pseudo_window_p = 1; | |
10512 | ||
10513 | /* Display the tooltip text in a temporary buffer. */ | |
10514 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10515 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10516 | old_buffer = current_buffer; | |
10517 | set_buffer_internal_1 (XBUFFER (buffer)); | |
10518 | Ferase_buffer (); | |
6fc556fd | 10519 | Finsert (1, &string); |
333b20bb GM |
10520 | clear_glyph_matrix (w->desired_matrix); |
10521 | clear_glyph_matrix (w->current_matrix); | |
10522 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
10523 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
10524 | ||
10525 | /* Compute width and height of the tooltip. */ | |
10526 | width = height = 0; | |
10527 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
10528 | { | |
10529 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
10530 | struct glyph *last; | |
10531 | int row_width; | |
10532 | ||
10533 | /* Stop at the first empty row at the end. */ | |
10534 | if (!row->enabled_p || !row->displays_text_p) | |
10535 | break; | |
10536 | ||
d7bf0342 GM |
10537 | /* Let the row go over the full width of the frame. */ |
10538 | row->full_width_p = 1; | |
333b20bb | 10539 | |
e3130015 | 10540 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
10541 | the cursor there. Don't include the width of this glyph. */ |
10542 | if (row->used[TEXT_AREA]) | |
10543 | { | |
10544 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
10545 | row_width = row->pixel_width - last->pixel_width; | |
10546 | } | |
10547 | else | |
10548 | row_width = row->pixel_width; | |
10549 | ||
10550 | height += row->height; | |
10551 | width = max (width, row_width); | |
10552 | } | |
10553 | ||
10554 | /* Add the frame's internal border to the width and height the X | |
10555 | window should have. */ | |
10556 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10557 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10558 | ||
0634ce98 GM |
10559 | /* User-specified position? */ |
10560 | left = Fcdr (Fassq (Qleft, parms)); | |
10561 | top = Fcdr (Fassq (Qtop, parms)); | |
10562 | ||
333b20bb GM |
10563 | /* Move the tooltip window where the mouse pointer is. Resize and |
10564 | show it. */ | |
10565 | BLOCK_INPUT; | |
10566 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
10567 | &root, &child, &root_x, &root_y, &win_x, &win_y, &pmask); | |
0634ce98 GM |
10568 | UNBLOCK_INPUT; |
10569 | ||
10570 | root_x += XINT (dx); | |
10571 | root_y += XINT (dy); | |
10572 | ||
10573 | if (INTEGERP (left)) | |
10574 | root_x = XINT (left); | |
10575 | if (INTEGERP (top)) | |
10576 | root_y = XINT (top); | |
10577 | ||
10578 | BLOCK_INPUT; | |
333b20bb | 10579 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
0634ce98 | 10580 | root_x, root_y - height, width, height); |
333b20bb GM |
10581 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
10582 | UNBLOCK_INPUT; | |
10583 | ||
10584 | /* Draw into the window. */ | |
10585 | w->must_be_updated_p = 1; | |
10586 | update_single_window (w, 1); | |
10587 | ||
10588 | /* Restore original current buffer. */ | |
10589 | set_buffer_internal_1 (old_buffer); | |
10590 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
10591 | ||
10592 | /* Let the tip disappear after timeout seconds. */ | |
10593 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
10594 | intern ("x-hide-tip")); | |
a744a2ec DL |
10595 | |
10596 | UNGCPRO; | |
333b20bb GM |
10597 | return unbind_to (count, Qnil); |
10598 | } | |
10599 | ||
10600 | ||
10601 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
e82d09c9 | 10602 | "Hide the current tooltip window, if there is any.\n\ |
333b20bb GM |
10603 | Value is t is tooltip was open, nil otherwise.") |
10604 | () | |
10605 | { | |
10606 | int count = specpdl_ptr - specpdl; | |
10607 | int deleted_p = 0; | |
10608 | ||
10609 | specbind (Qinhibit_redisplay, Qt); | |
10610 | ||
10611 | if (!NILP (tip_timer)) | |
10612 | { | |
10613 | call1 (intern ("cancel-timer"), tip_timer); | |
10614 | tip_timer = Qnil; | |
10615 | } | |
10616 | ||
10617 | if (tip_frame) | |
10618 | { | |
10619 | Lisp_Object frame; | |
10620 | ||
10621 | XSETFRAME (frame, tip_frame); | |
10622 | Fdelete_frame (frame, Qt); | |
10623 | tip_frame = NULL; | |
10624 | deleted_p = 1; | |
10625 | } | |
10626 | ||
10627 | return unbind_to (count, deleted_p ? Qt : Qnil); | |
10628 | } | |
10629 | ||
10630 | ||
10631 | \f | |
10632 | /*********************************************************************** | |
10633 | File selection dialog | |
10634 | ***********************************************************************/ | |
10635 | ||
10636 | #ifdef USE_MOTIF | |
10637 | ||
10638 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
10639 | ||
10640 | static void | |
10641 | file_dialog_cb (widget, client_data, call_data) | |
10642 | Widget widget; | |
10643 | XtPointer call_data, client_data; | |
10644 | { | |
10645 | int *result = (int *) client_data; | |
10646 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
10647 | *result = cb->reason; | |
10648 | } | |
10649 | ||
10650 | ||
10651 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
10652 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
10653 | Use a file selection dialog.\n\ | |
10654 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
10655 | specified. Don't let the user enter a file name in the file\n\ | |
10656 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
10657 | (prompt, dir, default_filename, mustmatch) | |
10658 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
10659 | { | |
10660 | int result; | |
0fe92f72 | 10661 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
10662 | Lisp_Object file = Qnil; |
10663 | Widget dialog, text, list, help; | |
10664 | Arg al[10]; | |
10665 | int ac = 0; | |
10666 | extern XtAppContext Xt_app_con; | |
10667 | char *title; | |
10668 | XmString dir_xmstring, pattern_xmstring; | |
10669 | int popup_activated_flag; | |
10670 | int count = specpdl_ptr - specpdl; | |
10671 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
10672 | ||
10673 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
10674 | CHECK_STRING (prompt, 0); | |
10675 | CHECK_STRING (dir, 1); | |
10676 | ||
10677 | /* Prevent redisplay. */ | |
10678 | specbind (Qinhibit_redisplay, Qt); | |
10679 | ||
10680 | BLOCK_INPUT; | |
10681 | ||
10682 | /* Create the dialog with PROMPT as title, using DIR as initial | |
10683 | directory and using "*" as pattern. */ | |
10684 | dir = Fexpand_file_name (dir, Qnil); | |
10685 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
10686 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
10687 | ||
10688 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
10689 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
10690 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
10691 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
10692 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
10693 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
10694 | "fsb", al, ac); | |
10695 | XmStringFree (dir_xmstring); | |
10696 | XmStringFree (pattern_xmstring); | |
10697 | ||
10698 | /* Add callbacks for OK and Cancel. */ | |
10699 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
10700 | (XtPointer) &result); | |
10701 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
10702 | (XtPointer) &result); | |
10703 | ||
10704 | /* Disable the help button since we can't display help. */ | |
10705 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
10706 | XtSetSensitive (help, False); | |
10707 | ||
10708 | /* Mark OK button as default. */ | |
10709 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
10710 | XmNshowAsDefault, True, NULL); | |
10711 | ||
10712 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
10713 | dialog, so that the user must select a file from the files list | |
10714 | box. We can't remove it because we wouldn't have a way to get at | |
10715 | the result file name, then. */ | |
10716 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
10717 | if (!NILP (mustmatch)) | |
10718 | { | |
10719 | Widget label; | |
10720 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
10721 | XtSetSensitive (text, False); | |
10722 | XtSetSensitive (label, False); | |
10723 | } | |
10724 | ||
10725 | /* Manage the dialog, so that list boxes get filled. */ | |
10726 | XtManageChild (dialog); | |
10727 | ||
10728 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
10729 | must include the path for this to work. */ | |
10730 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
10731 | if (STRINGP (default_filename)) | |
10732 | { | |
10733 | XmString default_xmstring; | |
10734 | int item_pos; | |
10735 | ||
10736 | default_xmstring | |
10737 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
10738 | ||
10739 | if (!XmListItemExists (list, default_xmstring)) | |
10740 | { | |
10741 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
10742 | XmListAddItem (list, default_xmstring, 0); | |
10743 | item_pos = 0; | |
10744 | } | |
10745 | else | |
10746 | item_pos = XmListItemPos (list, default_xmstring); | |
10747 | XmStringFree (default_xmstring); | |
10748 | ||
10749 | /* Select the item and scroll it into view. */ | |
10750 | XmListSelectPos (list, item_pos, True); | |
10751 | XmListSetPos (list, item_pos); | |
10752 | } | |
10753 | ||
03100098 GM |
10754 | #ifdef HAVE_MOTIF_2_1 |
10755 | ||
10756 | /* Process events until the user presses Cancel or OK. */ | |
10757 | result = 0; | |
10758 | while (result == 0 || XtAppPending (Xt_app_con)) | |
10759 | XtAppProcessEvent (Xt_app_con, XtIMAll); | |
10760 | ||
10761 | #else /* not HAVE_MOTIF_2_1 */ | |
10762 | ||
333b20bb GM |
10763 | /* Process all events until the user presses Cancel or OK. */ |
10764 | for (result = 0; result == 0;) | |
10765 | { | |
10766 | XEvent event; | |
10767 | Widget widget, parent; | |
10768 | ||
10769 | XtAppNextEvent (Xt_app_con, &event); | |
10770 | ||
10771 | /* See if the receiver of the event is one of the widgets of | |
10772 | the file selection dialog. If so, dispatch it. If not, | |
10773 | discard it. */ | |
10774 | widget = XtWindowToWidget (event.xany.display, event.xany.window); | |
10775 | parent = widget; | |
10776 | while (parent && parent != dialog) | |
10777 | parent = XtParent (parent); | |
03100098 | 10778 | |
333b20bb GM |
10779 | if (parent == dialog |
10780 | || (event.type == Expose | |
10781 | && !process_expose_from_menu (event))) | |
10782 | XtDispatchEvent (&event); | |
10783 | } | |
10784 | ||
03100098 GM |
10785 | #endif /* not HAVE_MOTIF_2_1 */ |
10786 | ||
333b20bb GM |
10787 | /* Get the result. */ |
10788 | if (result == XmCR_OK) | |
10789 | { | |
10790 | XmString text; | |
10791 | String data; | |
10792 | ||
d1670063 | 10793 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
10794 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
10795 | XmStringFree (text); | |
10796 | file = build_string (data); | |
10797 | XtFree (data); | |
10798 | } | |
10799 | else | |
10800 | file = Qnil; | |
10801 | ||
10802 | /* Clean up. */ | |
10803 | XtUnmanageChild (dialog); | |
10804 | XtDestroyWidget (dialog); | |
10805 | UNBLOCK_INPUT; | |
10806 | UNGCPRO; | |
10807 | ||
10808 | /* Make "Cancel" equivalent to C-g. */ | |
10809 | if (NILP (file)) | |
10810 | Fsignal (Qquit, Qnil); | |
10811 | ||
10812 | return unbind_to (count, file); | |
10813 | } | |
10814 | ||
10815 | #endif /* USE_MOTIF */ | |
10816 | ||
333b20bb GM |
10817 | |
10818 | \f | |
10819 | /*********************************************************************** | |
10820 | Initialization | |
10821 | ***********************************************************************/ | |
10822 | ||
10823 | void | |
10824 | syms_of_xfns () | |
10825 | { | |
10826 | /* This is zero if not using X windows. */ | |
10827 | x_in_use = 0; | |
10828 | ||
10829 | /* The section below is built by the lisp expression at the top of the file, | |
10830 | just above where these variables are declared. */ | |
10831 | /*&&& init symbols here &&&*/ | |
10832 | Qauto_raise = intern ("auto-raise"); | |
10833 | staticpro (&Qauto_raise); | |
10834 | Qauto_lower = intern ("auto-lower"); | |
10835 | staticpro (&Qauto_lower); | |
10836 | Qbar = intern ("bar"); | |
dbc4e1c1 | 10837 | staticpro (&Qbar); |
f9942c9e JB |
10838 | Qborder_color = intern ("border-color"); |
10839 | staticpro (&Qborder_color); | |
10840 | Qborder_width = intern ("border-width"); | |
10841 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
10842 | Qbox = intern ("box"); |
10843 | staticpro (&Qbox); | |
f9942c9e JB |
10844 | Qcursor_color = intern ("cursor-color"); |
10845 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
10846 | Qcursor_type = intern ("cursor-type"); |
10847 | staticpro (&Qcursor_type); | |
f9942c9e JB |
10848 | Qgeometry = intern ("geometry"); |
10849 | staticpro (&Qgeometry); | |
f9942c9e JB |
10850 | Qicon_left = intern ("icon-left"); |
10851 | staticpro (&Qicon_left); | |
10852 | Qicon_top = intern ("icon-top"); | |
10853 | staticpro (&Qicon_top); | |
10854 | Qicon_type = intern ("icon-type"); | |
10855 | staticpro (&Qicon_type); | |
80534dd6 KH |
10856 | Qicon_name = intern ("icon-name"); |
10857 | staticpro (&Qicon_name); | |
f9942c9e JB |
10858 | Qinternal_border_width = intern ("internal-border-width"); |
10859 | staticpro (&Qinternal_border_width); | |
10860 | Qleft = intern ("left"); | |
10861 | staticpro (&Qleft); | |
1ab3d87e RS |
10862 | Qright = intern ("right"); |
10863 | staticpro (&Qright); | |
f9942c9e JB |
10864 | Qmouse_color = intern ("mouse-color"); |
10865 | staticpro (&Qmouse_color); | |
baaed68e JB |
10866 | Qnone = intern ("none"); |
10867 | staticpro (&Qnone); | |
f9942c9e JB |
10868 | Qparent_id = intern ("parent-id"); |
10869 | staticpro (&Qparent_id); | |
4701395c KH |
10870 | Qscroll_bar_width = intern ("scroll-bar-width"); |
10871 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
10872 | Qsuppress_icon = intern ("suppress-icon"); |
10873 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 10874 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 10875 | staticpro (&Qundefined_color); |
a3c87d4e JB |
10876 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
10877 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
10878 | Qvisibility = intern ("visibility"); |
10879 | staticpro (&Qvisibility); | |
f9942c9e JB |
10880 | Qwindow_id = intern ("window-id"); |
10881 | staticpro (&Qwindow_id); | |
2cbebefb RS |
10882 | Qouter_window_id = intern ("outer-window-id"); |
10883 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
10884 | Qx_frame_parameter = intern ("x-frame-parameter"); |
10885 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
10886 | Qx_resource_name = intern ("x-resource-name"); |
10887 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
10888 | Quser_position = intern ("user-position"); |
10889 | staticpro (&Quser_position); | |
10890 | Quser_size = intern ("user-size"); | |
10891 | staticpro (&Quser_size); | |
333b20bb GM |
10892 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
10893 | staticpro (&Qscroll_bar_foreground); | |
10894 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
10895 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
10896 | Qscreen_gamma = intern ("screen-gamma"); |
10897 | staticpro (&Qscreen_gamma); | |
563b67aa GM |
10898 | Qline_spacing = intern ("line-spacing"); |
10899 | staticpro (&Qline_spacing); | |
7c7ff7f5 GM |
10900 | Qcenter = intern ("center"); |
10901 | staticpro (&Qcenter); | |
96db09e4 KH |
10902 | Qcompound_text = intern ("compound-text"); |
10903 | staticpro (&Qcompound_text); | |
f9942c9e JB |
10904 | /* This is the end of symbol initialization. */ |
10905 | ||
58cad5ed KH |
10906 | /* Text property `display' should be nonsticky by default. */ |
10907 | Vtext_property_default_nonsticky | |
10908 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
10909 | ||
10910 | ||
333b20bb GM |
10911 | Qlaplace = intern ("laplace"); |
10912 | staticpro (&Qlaplace); | |
4a8e312c GM |
10913 | Qemboss = intern ("emboss"); |
10914 | staticpro (&Qemboss); | |
10915 | Qedge_detection = intern ("edge-detection"); | |
10916 | staticpro (&Qedge_detection); | |
10917 | Qheuristic = intern ("heuristic"); | |
10918 | staticpro (&Qheuristic); | |
10919 | QCmatrix = intern (":matrix"); | |
10920 | staticpro (&QCmatrix); | |
10921 | QCcolor_adjustment = intern (":color-adjustment"); | |
10922 | staticpro (&QCcolor_adjustment); | |
10923 | QCmask = intern (":mask"); | |
10924 | staticpro (&QCmask); | |
10925 | ||
a367641f RS |
10926 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
10927 | staticpro (&Qface_set_after_frame_default); | |
10928 | ||
01f1ba30 JB |
10929 | Fput (Qundefined_color, Qerror_conditions, |
10930 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
10931 | Fput (Qundefined_color, Qerror_message, | |
10932 | build_string ("Undefined color")); | |
10933 | ||
f9942c9e JB |
10934 | init_x_parm_symbols (); |
10935 | ||
14819cb3 GM |
10936 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
10937 | "Non-nil means always draw a cross over disabled images.\n\ | |
10938 | Disabled images are those having an `:algorithm disabled' property.\n\ | |
10939 | A cross is always drawn on black & white displays."); | |
10940 | cross_disabled_images = 0; | |
10941 | ||
f1c7b5a6 RS |
10942 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
10943 | "List of directories to search for bitmap files for X."); | |
e241c09b | 10944 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 10945 | |
16ae08a9 | 10946 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
d387c960 | 10947 | "The shape of the pointer when over text.\n\ |
af01ef26 RS |
10948 | Changing the value does not affect existing frames\n\ |
10949 | unless you set the mouse color."); | |
01f1ba30 JB |
10950 | Vx_pointer_shape = Qnil; |
10951 | ||
d387c960 | 10952 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
498e9ac3 | 10953 | "The name Emacs uses to look up X resources.\n\ |
d387c960 JB |
10954 | `x-get-resource' uses this as the first component of the instance name\n\ |
10955 | when requesting resource values.\n\ | |
10956 | Emacs initially sets `x-resource-name' to the name under which Emacs\n\ | |
10957 | was invoked, or to the value specified with the `-name' or `-rn'\n\ | |
498e9ac3 RS |
10958 | switches, if present.\n\ |
10959 | \n\ | |
10960 | It may be useful to bind this variable locally around a call\n\ | |
10961 | to `x-get-resource'. See also the variable `x-resource-class'."); | |
d387c960 | 10962 | Vx_resource_name = Qnil; |
ac63d3d6 | 10963 | |
498e9ac3 RS |
10964 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
10965 | "The class Emacs uses to look up X resources.\n\ | |
10966 | `x-get-resource' uses this as the first component of the instance class\n\ | |
10967 | when requesting resource values.\n\ | |
10968 | Emacs initially sets `x-resource-class' to \"Emacs\".\n\ | |
10969 | \n\ | |
10970 | Setting this variable permanently is not a reasonable thing to do,\n\ | |
10971 | but binding this variable locally around a call to `x-get-resource'\n\ | |
333b20bb | 10972 | is a reasonable practice. See also the variable `x-resource-name'."); |
498e9ac3 RS |
10973 | Vx_resource_class = build_string (EMACS_CLASS); |
10974 | ||
ca0ecbf5 | 10975 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 10976 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
ca0ecbf5 RS |
10977 | "The shape of the pointer when not over text.\n\ |
10978 | This variable takes effect when you create a new frame\n\ | |
10979 | or when you set the mouse color."); | |
af01ef26 | 10980 | #endif |
01f1ba30 JB |
10981 | Vx_nontext_pointer_shape = Qnil; |
10982 | ||
333b20bb GM |
10983 | DEFVAR_LISP ("x-busy-pointer-shape", &Vx_busy_pointer_shape, |
10984 | "The shape of the pointer when Emacs is busy.\n\ | |
10985 | This variable takes effect when you create a new frame\n\ | |
10986 | or when you set the mouse color."); | |
10987 | Vx_busy_pointer_shape = Qnil; | |
10988 | ||
10989 | DEFVAR_BOOL ("display-busy-cursor", &display_busy_cursor_p, | |
10990 | "Non-zero means Emacs displays a busy cursor on window systems."); | |
10991 | display_busy_cursor_p = 1; | |
10992 | ||
4ae9a85e GM |
10993 | DEFVAR_LISP ("busy-cursor-delay", &Vbusy_cursor_delay, |
10994 | "*Seconds to wait before displaying a busy-cursor.\n\ | |
3caa99d3 | 10995 | Value must be an integer or float."); |
4ae9a85e GM |
10996 | Vbusy_cursor_delay = make_number (DEFAULT_BUSY_CURSOR_DELAY); |
10997 | ||
ca0ecbf5 | 10998 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 10999 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
ca0ecbf5 RS |
11000 | "The shape of the pointer when over the mode line.\n\ |
11001 | This variable takes effect when you create a new frame\n\ | |
11002 | or when you set the mouse color."); | |
af01ef26 | 11003 | #endif |
01f1ba30 JB |
11004 | Vx_mode_pointer_shape = Qnil; |
11005 | ||
d3b06468 | 11006 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ca0ecbf5 RS |
11007 | &Vx_sensitive_text_pointer_shape, |
11008 | "The shape of the pointer when over mouse-sensitive text.\n\ | |
11009 | This variable takes effect when you create a new frame\n\ | |
11010 | or when you set the mouse color."); | |
11011 | Vx_sensitive_text_pointer_shape = Qnil; | |
95f80c78 | 11012 | |
01f1ba30 JB |
11013 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
11014 | "A string indicating the foreground color of the cursor box."); | |
11015 | Vx_cursor_fore_pixel = Qnil; | |
11016 | ||
01f1ba30 | 11017 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
2d38195d RS |
11018 | "Non-nil if no X window manager is in use.\n\ |
11019 | Emacs doesn't try to figure this out; this is always nil\n\ | |
11020 | unless you set it to something else."); | |
11021 | /* We don't have any way to find this out, so set it to nil | |
11022 | and maybe the user would like to set it to t. */ | |
11023 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 11024 | |
942ea06d KH |
11025 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
11026 | &Vx_pixel_size_width_font_regexp, | |
11027 | "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\ | |
11028 | \n\ | |
dcc13cda | 11029 | Since Emacs gets width of a font matching with this regexp from\n\ |
942ea06d KH |
11030 | PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\ |
11031 | such a font. This is especially effective for such large fonts as\n\ | |
11032 | Chinese, Japanese, and Korean."); | |
11033 | Vx_pixel_size_width_font_regexp = Qnil; | |
11034 | ||
fcf431dc | 11035 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
333b20bb GM |
11036 | "Time after which cached images are removed from the cache.\n\ |
11037 | When an image has not been displayed this many seconds, remove it\n\ | |
11038 | from the image cache. Value must be an integer or nil with nil\n\ | |
11039 | meaning don't clear the cache."); | |
fcf431dc | 11040 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 11041 | |
1d3dac41 | 11042 | #ifdef USE_X_TOOLKIT |
f1d238ef | 11043 | Fprovide (intern ("x-toolkit")); |
1d3dac41 | 11044 | #endif |
5b827abb KH |
11045 | #ifdef USE_MOTIF |
11046 | Fprovide (intern ("motif")); | |
11047 | #endif | |
01f1ba30 | 11048 | |
01f1ba30 | 11049 | defsubr (&Sx_get_resource); |
333b20bb GM |
11050 | |
11051 | /* X window properties. */ | |
11052 | defsubr (&Sx_change_window_property); | |
11053 | defsubr (&Sx_delete_window_property); | |
11054 | defsubr (&Sx_window_property); | |
11055 | ||
2d764c78 | 11056 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 11057 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
11058 | defsubr (&Sxw_color_defined_p); |
11059 | defsubr (&Sxw_color_values); | |
9d317b2c | 11060 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
11061 | defsubr (&Sx_server_vendor); |
11062 | defsubr (&Sx_server_version); | |
11063 | defsubr (&Sx_display_pixel_width); | |
11064 | defsubr (&Sx_display_pixel_height); | |
11065 | defsubr (&Sx_display_mm_width); | |
11066 | defsubr (&Sx_display_mm_height); | |
11067 | defsubr (&Sx_display_screens); | |
11068 | defsubr (&Sx_display_planes); | |
11069 | defsubr (&Sx_display_color_cells); | |
11070 | defsubr (&Sx_display_visual_class); | |
11071 | defsubr (&Sx_display_backing_store); | |
11072 | defsubr (&Sx_display_save_under); | |
8af1d7ca | 11073 | defsubr (&Sx_parse_geometry); |
f676886a | 11074 | defsubr (&Sx_create_frame); |
01f1ba30 | 11075 | defsubr (&Sx_open_connection); |
08a90d6a RS |
11076 | defsubr (&Sx_close_connection); |
11077 | defsubr (&Sx_display_list); | |
01f1ba30 | 11078 | defsubr (&Sx_synchronize); |
3decc1e7 | 11079 | defsubr (&Sx_focus_frame); |
942ea06d KH |
11080 | |
11081 | /* Setting callback functions for fontset handler. */ | |
11082 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
11083 | |
11084 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
11085 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 11086 | list_fonts_func = x_list_fonts; |
333b20bb GM |
11087 | #endif |
11088 | ||
942ea06d | 11089 | load_font_func = x_load_font; |
bc1958c4 | 11090 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
11091 | query_font_func = x_query_font; |
11092 | set_frame_fontset_func = x_set_font; | |
11093 | check_window_system_func = check_x; | |
333b20bb GM |
11094 | |
11095 | /* Images. */ | |
11096 | Qxbm = intern ("xbm"); | |
11097 | staticpro (&Qxbm); | |
11098 | QCtype = intern (":type"); | |
11099 | staticpro (&QCtype); | |
333b20bb GM |
11100 | QCalgorithm = intern (":algorithm"); |
11101 | staticpro (&QCalgorithm); | |
11102 | QCheuristic_mask = intern (":heuristic-mask"); | |
11103 | staticpro (&QCheuristic_mask); | |
11104 | QCcolor_symbols = intern (":color-symbols"); | |
11105 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
11106 | QCascent = intern (":ascent"); |
11107 | staticpro (&QCascent); | |
11108 | QCmargin = intern (":margin"); | |
11109 | staticpro (&QCmargin); | |
11110 | QCrelief = intern (":relief"); | |
11111 | staticpro (&QCrelief); | |
fcf431dc GM |
11112 | Qpostscript = intern ("postscript"); |
11113 | staticpro (&Qpostscript); | |
333b20bb GM |
11114 | QCloader = intern (":loader"); |
11115 | staticpro (&QCloader); | |
11116 | QCbounding_box = intern (":bounding-box"); | |
11117 | staticpro (&QCbounding_box); | |
11118 | QCpt_width = intern (":pt-width"); | |
11119 | staticpro (&QCpt_width); | |
11120 | QCpt_height = intern (":pt-height"); | |
11121 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
11122 | QCindex = intern (":index"); |
11123 | staticpro (&QCindex); | |
333b20bb GM |
11124 | Qpbm = intern ("pbm"); |
11125 | staticpro (&Qpbm); | |
11126 | ||
11127 | #if HAVE_XPM | |
11128 | Qxpm = intern ("xpm"); | |
11129 | staticpro (&Qxpm); | |
11130 | #endif | |
11131 | ||
11132 | #if HAVE_JPEG | |
11133 | Qjpeg = intern ("jpeg"); | |
11134 | staticpro (&Qjpeg); | |
11135 | #endif | |
11136 | ||
11137 | #if HAVE_TIFF | |
11138 | Qtiff = intern ("tiff"); | |
11139 | staticpro (&Qtiff); | |
11140 | #endif | |
11141 | ||
11142 | #if HAVE_GIF | |
11143 | Qgif = intern ("gif"); | |
11144 | staticpro (&Qgif); | |
11145 | #endif | |
11146 | ||
11147 | #if HAVE_PNG | |
11148 | Qpng = intern ("png"); | |
11149 | staticpro (&Qpng); | |
11150 | #endif | |
11151 | ||
11152 | defsubr (&Sclear_image_cache); | |
42677916 | 11153 | defsubr (&Simage_size); |
b243755a | 11154 | defsubr (&Simage_mask_p); |
333b20bb | 11155 | |
4ae9a85e GM |
11156 | busy_cursor_atimer = NULL; |
11157 | busy_cursor_shown_p = 0; | |
333b20bb GM |
11158 | |
11159 | defsubr (&Sx_show_tip); | |
11160 | defsubr (&Sx_hide_tip); | |
11161 | staticpro (&tip_timer); | |
11162 | tip_timer = Qnil; | |
11163 | ||
11164 | #ifdef USE_MOTIF | |
11165 | defsubr (&Sx_file_dialog); | |
11166 | #endif | |
11167 | } | |
11168 | ||
11169 | ||
11170 | void | |
11171 | init_xfns () | |
11172 | { | |
11173 | image_types = NULL; | |
11174 | Vimage_types = Qnil; | |
11175 | ||
11176 | define_image_type (&xbm_type); | |
11177 | define_image_type (&gs_type); | |
11178 | define_image_type (&pbm_type); | |
11179 | ||
11180 | #if HAVE_XPM | |
11181 | define_image_type (&xpm_type); | |
11182 | #endif | |
11183 | ||
11184 | #if HAVE_JPEG | |
11185 | define_image_type (&jpeg_type); | |
11186 | #endif | |
11187 | ||
11188 | #if HAVE_TIFF | |
11189 | define_image_type (&tiff_type); | |
11190 | #endif | |
11191 | ||
11192 | #if HAVE_GIF | |
11193 | define_image_type (&gif_type); | |
11194 | #endif | |
11195 | ||
11196 | #if HAVE_PNG | |
11197 | define_image_type (&png_type); | |
11198 | #endif | |
01f1ba30 JB |
11199 | } |
11200 | ||
11201 | #endif /* HAVE_X_WINDOWS */ |