Commit | Line | Data |
---|---|---|
01f1ba30 | 1 | /* Functions for the X window system. |
edf36fe6 | 2 | Copyright (C) 1989, 92, 93, 94, 95, 96, 1997, 1998, 1999, 2000, 2001 |
333b20bb | 3 | Free Software Foundation. |
01f1ba30 JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
1113d9db | 9 | the Free Software Foundation; either version 2, or (at your option) |
01f1ba30 JB |
10 | any later version. |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
3b7ad313 EN |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
01f1ba30 | 21 | |
c389a86d | 22 | #include <config.h> |
68c45bf0 | 23 | #include <signal.h> |
333b20bb | 24 | #include <stdio.h> |
d62c8769 | 25 | #include <math.h> |
c389a86d | 26 | |
3ecaf7e5 RS |
27 | #ifdef HAVE_UNISTD_H |
28 | #include <unistd.h> | |
29 | #endif | |
30 | ||
40e6f148 | 31 | /* This makes the fields of a Display accessible, in Xlib header files. */ |
333b20bb | 32 | |
40e6f148 RS |
33 | #define XLIB_ILLEGAL_ACCESS |
34 | ||
01f1ba30 JB |
35 | #include "lisp.h" |
36 | #include "xterm.h" | |
f676886a | 37 | #include "frame.h" |
01f1ba30 JB |
38 | #include "window.h" |
39 | #include "buffer.h" | |
58cad5ed | 40 | #include "intervals.h" |
01f1ba30 | 41 | #include "dispextern.h" |
1f98fa48 | 42 | #include "keyboard.h" |
9ac0d9e0 | 43 | #include "blockinput.h" |
57bda87a | 44 | #include <epaths.h> |
942ea06d | 45 | #include "charset.h" |
96db09e4 | 46 | #include "coding.h" |
942ea06d | 47 | #include "fontset.h" |
333b20bb GM |
48 | #include "systime.h" |
49 | #include "termhooks.h" | |
4ae9a85e | 50 | #include "atimer.h" |
01f1ba30 JB |
51 | |
52 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 53 | |
67ba84d1 | 54 | #include <ctype.h> |
63cec32f GM |
55 | #include <sys/types.h> |
56 | #include <sys/stat.h> | |
01f1ba30 | 57 | |
0a93081c | 58 | #ifndef VMS |
0505a740 | 59 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
60 | #include "bitmaps/gray.xbm" |
61 | #else | |
dbc4e1c1 | 62 | #include <X11/bitmaps/gray> |
ef493a27 | 63 | #endif |
0a93081c JB |
64 | #else |
65 | #include "[.bitmaps]gray.xbm" | |
66 | #endif | |
dbc4e1c1 | 67 | |
9ef48a9d RS |
68 | #ifdef USE_X_TOOLKIT |
69 | #include <X11/Shell.h> | |
70 | ||
398ffa92 | 71 | #ifndef USE_MOTIF |
9ef48a9d RS |
72 | #include <X11/Xaw/Paned.h> |
73 | #include <X11/Xaw/Label.h> | |
398ffa92 | 74 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
75 | |
76 | #ifdef USG | |
77 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
78 | #include <X11/Xos.h> | |
79 | #define USG | |
80 | #else | |
81 | #include <X11/Xos.h> | |
82 | #endif | |
83 | ||
84 | #include "widget.h" | |
85 | ||
86 | #include "../lwlib/lwlib.h" | |
87 | ||
333b20bb GM |
88 | #ifdef USE_MOTIF |
89 | #include <Xm/Xm.h> | |
90 | #include <Xm/DialogS.h> | |
91 | #include <Xm/FileSB.h> | |
92 | #endif | |
93 | ||
3b882b1d RS |
94 | /* Do the EDITRES protocol if running X11R5 |
95 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 96 | |
3b882b1d | 97 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 98 | #define HACK_EDITRES |
b9dc4443 | 99 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
100 | #endif /* R5 + Athena */ |
101 | ||
333b20bb GM |
102 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
103 | ||
6c32dd68 PR |
104 | extern LWLIB_ID widget_id_tick; |
105 | ||
e3881aa0 | 106 | #ifdef USE_LUCID |
82c90203 | 107 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 108 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 109 | #endif |
9ef48a9d | 110 | |
6bc20398 | 111 | extern void free_frame_menubar (); |
d62c8769 | 112 | extern double atof (); |
333b20bb | 113 | |
fc2cdd9a GM |
114 | #ifdef USE_MOTIF |
115 | ||
116 | /* LessTif/Motif version info. */ | |
117 | ||
118 | static Lisp_Object Vmotif_version_string; | |
119 | ||
120 | #endif /* USE_MOTIF */ | |
121 | ||
9ef48a9d RS |
122 | #endif /* USE_X_TOOLKIT */ |
123 | ||
9d317b2c RS |
124 | #ifdef HAVE_X11R4 |
125 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
126 | #else | |
127 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
128 | #endif | |
129 | ||
333b20bb GM |
130 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
131 | it, and including `bitmaps/gray' more than once is a problem when | |
132 | config.h defines `static' as an empty replacement string. */ | |
133 | ||
134 | int gray_bitmap_width = gray_width; | |
135 | int gray_bitmap_height = gray_height; | |
62906360 | 136 | char *gray_bitmap_bits = gray_bits; |
333b20bb | 137 | |
498e9ac3 | 138 | /* The name we're using in resource queries. Most often "emacs". */ |
333b20bb | 139 | |
d387c960 | 140 | Lisp_Object Vx_resource_name; |
ac63d3d6 | 141 | |
498e9ac3 RS |
142 | /* The application class we're using in resource queries. |
143 | Normally "Emacs". */ | |
333b20bb | 144 | |
498e9ac3 RS |
145 | Lisp_Object Vx_resource_class; |
146 | ||
0af913d7 | 147 | /* Non-zero means we're allowed to display an hourglass cursor. */ |
333b20bb | 148 | |
0af913d7 | 149 | int display_hourglass_p; |
333b20bb | 150 | |
01f1ba30 | 151 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 152 | over text or in the modeline. */ |
333b20bb | 153 | |
01f1ba30 | 154 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
0af913d7 | 155 | Lisp_Object Vx_hourglass_pointer_shape; |
333b20bb | 156 | |
ca0ecbf5 | 157 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 158 | |
ca0ecbf5 | 159 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 160 | |
8fb4ec9c GM |
161 | /* If non-nil, the pointer shape to indicate that windows can be |
162 | dragged horizontally. */ | |
163 | ||
164 | Lisp_Object Vx_window_horizontal_drag_shape; | |
165 | ||
b9dc4443 | 166 | /* Color of chars displayed in cursor box. */ |
333b20bb | 167 | |
01f1ba30 JB |
168 | Lisp_Object Vx_cursor_fore_pixel; |
169 | ||
b9dc4443 | 170 | /* Nonzero if using X. */ |
333b20bb | 171 | |
b9dc4443 | 172 | static int x_in_use; |
01f1ba30 | 173 | |
b9dc4443 | 174 | /* Non nil if no window manager is in use. */ |
333b20bb | 175 | |
01f1ba30 JB |
176 | Lisp_Object Vx_no_window_manager; |
177 | ||
f1c7b5a6 | 178 | /* Search path for bitmap files. */ |
333b20bb | 179 | |
f1c7b5a6 RS |
180 | Lisp_Object Vx_bitmap_file_path; |
181 | ||
942ea06d | 182 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 183 | |
942ea06d KH |
184 | Lisp_Object Vx_pixel_size_width_font_regexp; |
185 | ||
f9942c9e JB |
186 | Lisp_Object Qauto_raise; |
187 | Lisp_Object Qauto_lower; | |
dbc4e1c1 | 188 | Lisp_Object Qbar; |
f9942c9e JB |
189 | Lisp_Object Qborder_color; |
190 | Lisp_Object Qborder_width; | |
dbc4e1c1 | 191 | Lisp_Object Qbox; |
f9942c9e | 192 | Lisp_Object Qcursor_color; |
dbc4e1c1 | 193 | Lisp_Object Qcursor_type; |
f9942c9e | 194 | Lisp_Object Qgeometry; |
f9942c9e JB |
195 | Lisp_Object Qicon_left; |
196 | Lisp_Object Qicon_top; | |
197 | Lisp_Object Qicon_type; | |
80534dd6 | 198 | Lisp_Object Qicon_name; |
f9942c9e JB |
199 | Lisp_Object Qinternal_border_width; |
200 | Lisp_Object Qleft; | |
1ab3d87e | 201 | Lisp_Object Qright; |
f9942c9e | 202 | Lisp_Object Qmouse_color; |
baaed68e | 203 | Lisp_Object Qnone; |
2cbebefb | 204 | Lisp_Object Qouter_window_id; |
f9942c9e | 205 | Lisp_Object Qparent_id; |
4701395c | 206 | Lisp_Object Qscroll_bar_width; |
8af1d7ca | 207 | Lisp_Object Qsuppress_icon; |
333b20bb | 208 | extern Lisp_Object Qtop; |
01f1ba30 | 209 | Lisp_Object Qundefined_color; |
a3c87d4e | 210 | Lisp_Object Qvertical_scroll_bars; |
49795535 | 211 | Lisp_Object Qvisibility; |
f9942c9e | 212 | Lisp_Object Qwindow_id; |
f676886a | 213 | Lisp_Object Qx_frame_parameter; |
9ef48a9d | 214 | Lisp_Object Qx_resource_name; |
4fe1de12 RS |
215 | Lisp_Object Quser_position; |
216 | Lisp_Object Quser_size; | |
0cafb359 | 217 | extern Lisp_Object Qdisplay; |
333b20bb | 218 | Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background; |
7c7ff7f5 | 219 | Lisp_Object Qscreen_gamma, Qline_spacing, Qcenter; |
ae782866 | 220 | Lisp_Object Qcompound_text, Qcancel_timer; |
ea0a1f53 | 221 | Lisp_Object Qwait_for_wm; |
49d41073 EZ |
222 | Lisp_Object Qfullscreen; |
223 | Lisp_Object Qfullwidth; | |
224 | Lisp_Object Qfullheight; | |
225 | Lisp_Object Qfullboth; | |
01f1ba30 | 226 | |
b9dc4443 | 227 | /* The below are defined in frame.c. */ |
333b20bb | 228 | |
baaed68e | 229 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
c2304e02 | 230 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
9ea173e8 | 231 | extern Lisp_Object Qtool_bar_lines; |
f9942c9e | 232 | |
01f1ba30 JB |
233 | extern Lisp_Object Vwindow_system_version; |
234 | ||
a367641f | 235 | Lisp_Object Qface_set_after_frame_default; |
333b20bb | 236 | |
f1d2ce7f | 237 | #if GLYPH_DEBUG |
eaf1eea9 GM |
238 | int image_cache_refcount, dpyinfo_refcount; |
239 | #endif | |
240 | ||
241 | ||
01f1ba30 | 242 | \f |
11ae94fe | 243 | /* Error if we are not connected to X. */ |
333b20bb | 244 | |
7fc9de26 | 245 | void |
11ae94fe RS |
246 | check_x () |
247 | { | |
b9dc4443 | 248 | if (! x_in_use) |
11ae94fe RS |
249 | error ("X windows are not in use or not initialized"); |
250 | } | |
251 | ||
1c59f5df RS |
252 | /* Nonzero if we can use mouse menus. |
253 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
254 | |
255 | int | |
1c59f5df | 256 | have_menus_p () |
75cc8ee5 | 257 | { |
b9dc4443 RS |
258 | return x_in_use; |
259 | } | |
260 | ||
261 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
262 | and checking validity for X. */ | |
263 | ||
264 | FRAME_PTR | |
265 | check_x_frame (frame) | |
266 | Lisp_Object frame; | |
267 | { | |
268 | FRAME_PTR f; | |
269 | ||
270 | if (NILP (frame)) | |
0fe92f72 | 271 | frame = selected_frame; |
b7826503 | 272 | CHECK_LIVE_FRAME (frame); |
0fe92f72 | 273 | f = XFRAME (frame); |
b9dc4443 | 274 | if (! FRAME_X_P (f)) |
1c59f5df | 275 | error ("Non-X frame used"); |
b9dc4443 | 276 | return f; |
75cc8ee5 RS |
277 | } |
278 | ||
b9dc4443 RS |
279 | /* Let the user specify an X display with a frame. |
280 | nil stands for the selected frame--or, if that is not an X frame, | |
281 | the first X display on the list. */ | |
282 | ||
283 | static struct x_display_info * | |
284 | check_x_display_info (frame) | |
285 | Lisp_Object frame; | |
286 | { | |
8ec8a5ec GM |
287 | struct x_display_info *dpyinfo = NULL; |
288 | ||
b9dc4443 RS |
289 | if (NILP (frame)) |
290 | { | |
0fe92f72 GM |
291 | struct frame *sf = XFRAME (selected_frame); |
292 | ||
293 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) | |
8ec8a5ec | 294 | dpyinfo = FRAME_X_DISPLAY_INFO (sf); |
b9dc4443 | 295 | else if (x_display_list != 0) |
8ec8a5ec | 296 | dpyinfo = x_display_list; |
b9dc4443 RS |
297 | else |
298 | error ("X windows are not in use or not initialized"); | |
299 | } | |
300 | else if (STRINGP (frame)) | |
8ec8a5ec | 301 | dpyinfo = x_display_info_for_name (frame); |
b9dc4443 RS |
302 | else |
303 | { | |
304 | FRAME_PTR f; | |
305 | ||
b7826503 | 306 | CHECK_LIVE_FRAME (frame); |
b9dc4443 RS |
307 | f = XFRAME (frame); |
308 | if (! FRAME_X_P (f)) | |
1c59f5df | 309 | error ("Non-X frame used"); |
8ec8a5ec | 310 | dpyinfo = FRAME_X_DISPLAY_INFO (f); |
b9dc4443 | 311 | } |
8ec8a5ec GM |
312 | |
313 | return dpyinfo; | |
b9dc4443 | 314 | } |
333b20bb | 315 | |
b9dc4443 | 316 | \f |
f676886a JB |
317 | /* Return the Emacs frame-object corresponding to an X window. |
318 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 319 | |
34ca5317 | 320 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 321 | |
f676886a | 322 | struct frame * |
2d271e2e KH |
323 | x_window_to_frame (dpyinfo, wdesc) |
324 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
325 | int wdesc; |
326 | { | |
f676886a JB |
327 | Lisp_Object tail, frame; |
328 | struct frame *f; | |
01f1ba30 | 329 | |
8e713be6 | 330 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 331 | { |
8e713be6 | 332 | frame = XCAR (tail); |
34ca5317 | 333 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 334 | continue; |
f676886a | 335 | f = XFRAME (frame); |
2d764c78 | 336 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 337 | continue; |
0af913d7 | 338 | if (f->output_data.x->hourglass_window == wdesc) |
17cbbf95 | 339 | return f; |
9ef48a9d | 340 | #ifdef USE_X_TOOLKIT |
7556890b RS |
341 | if ((f->output_data.x->edit_widget |
342 | && XtWindow (f->output_data.x->edit_widget) == wdesc) | |
333b20bb GM |
343 | /* A tooltip frame? */ |
344 | || (!f->output_data.x->edit_widget | |
345 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 346 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
347 | return f; |
348 | #else /* not USE_X_TOOLKIT */ | |
fe24a618 | 349 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 350 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 351 | return f; |
9ef48a9d RS |
352 | #endif /* not USE_X_TOOLKIT */ |
353 | } | |
354 | return 0; | |
355 | } | |
356 | ||
357 | #ifdef USE_X_TOOLKIT | |
358 | /* Like x_window_to_frame but also compares the window with the widget's | |
359 | windows. */ | |
360 | ||
361 | struct frame * | |
2d271e2e KH |
362 | x_any_window_to_frame (dpyinfo, wdesc) |
363 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
364 | int wdesc; |
365 | { | |
366 | Lisp_Object tail, frame; | |
17cbbf95 | 367 | struct frame *f, *found; |
7556890b | 368 | struct x_output *x; |
9ef48a9d | 369 | |
17cbbf95 GM |
370 | found = NULL; |
371 | for (tail = Vframe_list; GC_CONSP (tail) && !found; tail = XCDR (tail)) | |
9ef48a9d | 372 | { |
8e713be6 | 373 | frame = XCAR (tail); |
34ca5317 | 374 | if (!GC_FRAMEP (frame)) |
9ef48a9d | 375 | continue; |
17cbbf95 | 376 | |
9ef48a9d | 377 | f = XFRAME (frame); |
17cbbf95 | 378 | if (FRAME_X_P (f) && FRAME_X_DISPLAY_INFO (f) == dpyinfo) |
333b20bb | 379 | { |
17cbbf95 GM |
380 | /* This frame matches if the window is any of its widgets. */ |
381 | x = f->output_data.x; | |
0af913d7 | 382 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
383 | found = f; |
384 | else if (x->widget) | |
385 | { | |
386 | if (wdesc == XtWindow (x->widget) | |
387 | || wdesc == XtWindow (x->column_widget) | |
388 | || wdesc == XtWindow (x->edit_widget)) | |
389 | found = f; | |
390 | /* Match if the window is this frame's menubar. */ | |
391 | else if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
392 | found = f; | |
393 | } | |
394 | else if (FRAME_X_WINDOW (f) == wdesc) | |
395 | /* A tooltip frame. */ | |
396 | found = f; | |
333b20bb | 397 | } |
01f1ba30 | 398 | } |
17cbbf95 GM |
399 | |
400 | return found; | |
01f1ba30 | 401 | } |
5e65b9ab | 402 | |
5fbc3f3a KH |
403 | /* Likewise, but exclude the menu bar widget. */ |
404 | ||
405 | struct frame * | |
406 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
407 | struct x_display_info *dpyinfo; | |
408 | int wdesc; | |
409 | { | |
410 | Lisp_Object tail, frame; | |
411 | struct frame *f; | |
7556890b | 412 | struct x_output *x; |
5fbc3f3a | 413 | |
8e713be6 | 414 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 415 | { |
8e713be6 | 416 | frame = XCAR (tail); |
5fbc3f3a KH |
417 | if (!GC_FRAMEP (frame)) |
418 | continue; | |
419 | f = XFRAME (frame); | |
2d764c78 | 420 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 421 | continue; |
7556890b | 422 | x = f->output_data.x; |
5fbc3f3a | 423 | /* This frame matches if the window is any of its widgets. */ |
0af913d7 | 424 | if (x->hourglass_window == wdesc) |
17cbbf95 GM |
425 | return f; |
426 | else if (x->widget) | |
333b20bb GM |
427 | { |
428 | if (wdesc == XtWindow (x->widget) | |
429 | || wdesc == XtWindow (x->column_widget) | |
430 | || wdesc == XtWindow (x->edit_widget)) | |
431 | return f; | |
432 | } | |
433 | else if (FRAME_X_WINDOW (f) == wdesc) | |
434 | /* A tooltip frame. */ | |
5fbc3f3a KH |
435 | return f; |
436 | } | |
437 | return 0; | |
438 | } | |
439 | ||
fd3a3022 RS |
440 | /* Likewise, but consider only the menu bar widget. */ |
441 | ||
442 | struct frame * | |
443 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
444 | struct x_display_info *dpyinfo; | |
445 | int wdesc; | |
446 | { | |
447 | Lisp_Object tail, frame; | |
448 | struct frame *f; | |
7556890b | 449 | struct x_output *x; |
fd3a3022 | 450 | |
8e713be6 | 451 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 452 | { |
8e713be6 | 453 | frame = XCAR (tail); |
fd3a3022 RS |
454 | if (!GC_FRAMEP (frame)) |
455 | continue; | |
456 | f = XFRAME (frame); | |
2d764c78 | 457 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 458 | continue; |
7556890b | 459 | x = f->output_data.x; |
fd3a3022 | 460 | /* Match if the window is this frame's menubar. */ |
333b20bb GM |
461 | if (x->menubar_widget |
462 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 RS |
463 | return f; |
464 | } | |
465 | return 0; | |
466 | } | |
467 | ||
5e65b9ab RS |
468 | /* Return the frame whose principal (outermost) window is WDESC. |
469 | If WDESC is some other (smaller) window, we return 0. */ | |
470 | ||
471 | struct frame * | |
2d271e2e KH |
472 | x_top_window_to_frame (dpyinfo, wdesc) |
473 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
474 | int wdesc; |
475 | { | |
476 | Lisp_Object tail, frame; | |
477 | struct frame *f; | |
7556890b | 478 | struct x_output *x; |
5e65b9ab | 479 | |
8e713be6 | 480 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 481 | { |
8e713be6 | 482 | frame = XCAR (tail); |
34ca5317 | 483 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
484 | continue; |
485 | f = XFRAME (frame); | |
2d764c78 | 486 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 487 | continue; |
7556890b | 488 | x = f->output_data.x; |
333b20bb GM |
489 | |
490 | if (x->widget) | |
491 | { | |
492 | /* This frame matches if the window is its topmost widget. */ | |
493 | if (wdesc == XtWindow (x->widget)) | |
494 | return f; | |
7a994728 KH |
495 | #if 0 /* I don't know why it did this, |
496 | but it seems logically wrong, | |
497 | and it causes trouble for MapNotify events. */ | |
333b20bb GM |
498 | /* Match if the window is this frame's menubar. */ |
499 | if (x->menubar_widget | |
500 | && wdesc == XtWindow (x->menubar_widget)) | |
501 | return f; | |
7a994728 | 502 | #endif |
333b20bb GM |
503 | } |
504 | else if (FRAME_X_WINDOW (f) == wdesc) | |
505 | /* Tooltip frame. */ | |
506 | return f; | |
5e65b9ab RS |
507 | } |
508 | return 0; | |
509 | } | |
9ef48a9d | 510 | #endif /* USE_X_TOOLKIT */ |
01f1ba30 | 511 | |
01f1ba30 | 512 | \f |
203c1d73 RS |
513 | |
514 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
515 | id, which is just an int that this section returns. Bitmaps are | |
516 | reference counted so they can be shared among frames. | |
517 | ||
518 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
519 | be used to indicate no bitmap. | |
520 | ||
521 | If you use x_create_bitmap_from_data, then you must keep track of | |
522 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 523 | data more than once will not be caught. */ |
203c1d73 RS |
524 | |
525 | ||
f1c7b5a6 RS |
526 | /* Functions to access the contents of a bitmap, given an id. */ |
527 | ||
528 | int | |
529 | x_bitmap_height (f, id) | |
530 | FRAME_PTR f; | |
531 | int id; | |
532 | { | |
08a90d6a | 533 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
534 | } |
535 | ||
536 | int | |
537 | x_bitmap_width (f, id) | |
538 | FRAME_PTR f; | |
539 | int id; | |
540 | { | |
08a90d6a | 541 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
542 | } |
543 | ||
544 | int | |
545 | x_bitmap_pixmap (f, id) | |
546 | FRAME_PTR f; | |
547 | int id; | |
548 | { | |
08a90d6a | 549 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
550 | } |
551 | ||
552 | ||
203c1d73 RS |
553 | /* Allocate a new bitmap record. Returns index of new record. */ |
554 | ||
555 | static int | |
08a90d6a RS |
556 | x_allocate_bitmap_record (f) |
557 | FRAME_PTR f; | |
203c1d73 | 558 | { |
08a90d6a RS |
559 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
560 | int i; | |
561 | ||
562 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 563 | { |
08a90d6a RS |
564 | dpyinfo->bitmaps_size = 10; |
565 | dpyinfo->bitmaps | |
566 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
567 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
568 | return 1; |
569 | } | |
570 | ||
08a90d6a RS |
571 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
572 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 573 | |
08a90d6a RS |
574 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
575 | if (dpyinfo->bitmaps[i].refcount == 0) | |
576 | return i + 1; | |
203c1d73 | 577 | |
08a90d6a RS |
578 | dpyinfo->bitmaps_size *= 2; |
579 | dpyinfo->bitmaps | |
580 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
581 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
582 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
583 | } |
584 | ||
585 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
586 | ||
587 | void | |
f1c7b5a6 RS |
588 | x_reference_bitmap (f, id) |
589 | FRAME_PTR f; | |
203c1d73 RS |
590 | int id; |
591 | { | |
08a90d6a | 592 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
593 | } |
594 | ||
595 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
596 | ||
597 | int | |
598 | x_create_bitmap_from_data (f, bits, width, height) | |
599 | struct frame *f; | |
600 | char *bits; | |
601 | unsigned int width, height; | |
602 | { | |
08a90d6a | 603 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
604 | Pixmap bitmap; |
605 | int id; | |
606 | ||
b9dc4443 | 607 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
608 | bits, width, height); |
609 | ||
610 | if (! bitmap) | |
611 | return -1; | |
612 | ||
08a90d6a RS |
613 | id = x_allocate_bitmap_record (f); |
614 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
615 | dpyinfo->bitmaps[id - 1].file = NULL; | |
616 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
617 | dpyinfo->bitmaps[id - 1].depth = 1; | |
618 | dpyinfo->bitmaps[id - 1].height = height; | |
619 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
620 | |
621 | return id; | |
622 | } | |
623 | ||
624 | /* Create bitmap from file FILE for frame F. */ | |
625 | ||
626 | int | |
627 | x_create_bitmap_from_file (f, file) | |
628 | struct frame *f; | |
f1c7b5a6 | 629 | Lisp_Object file; |
203c1d73 | 630 | { |
08a90d6a | 631 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
632 | unsigned int width, height; |
633 | Pixmap bitmap; | |
634 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
635 | Lisp_Object found; |
636 | int fd; | |
637 | char *filename; | |
203c1d73 RS |
638 | |
639 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 640 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 641 | { |
08a90d6a RS |
642 | if (dpyinfo->bitmaps[id].refcount |
643 | && dpyinfo->bitmaps[id].file | |
644 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
203c1d73 | 645 | { |
08a90d6a | 646 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
647 | return id + 1; |
648 | } | |
649 | } | |
650 | ||
f1c7b5a6 | 651 | /* Search bitmap-file-path for the file, if appropriate. */ |
c0ec53ad | 652 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, 0); |
f1c7b5a6 RS |
653 | if (fd < 0) |
654 | return -1; | |
68c45bf0 | 655 | emacs_close (fd); |
f1c7b5a6 RS |
656 | |
657 | filename = (char *) XSTRING (found)->data; | |
658 | ||
b9dc4443 | 659 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 660 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
661 | if (result != BitmapSuccess) |
662 | return -1; | |
663 | ||
08a90d6a RS |
664 | id = x_allocate_bitmap_record (f); |
665 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
666 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 667 | dpyinfo->bitmaps[id - 1].file |
fc932ac6 | 668 | = (char *) xmalloc (STRING_BYTES (XSTRING (file)) + 1); |
08a90d6a RS |
669 | dpyinfo->bitmaps[id - 1].depth = 1; |
670 | dpyinfo->bitmaps[id - 1].height = height; | |
671 | dpyinfo->bitmaps[id - 1].width = width; | |
672 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
203c1d73 RS |
673 | |
674 | return id; | |
675 | } | |
676 | ||
677 | /* Remove reference to bitmap with id number ID. */ | |
678 | ||
968b1234 | 679 | void |
f1c7b5a6 RS |
680 | x_destroy_bitmap (f, id) |
681 | FRAME_PTR f; | |
203c1d73 RS |
682 | int id; |
683 | { | |
08a90d6a RS |
684 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
685 | ||
203c1d73 RS |
686 | if (id > 0) |
687 | { | |
08a90d6a RS |
688 | --dpyinfo->bitmaps[id - 1].refcount; |
689 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 690 | { |
ed662bdd | 691 | BLOCK_INPUT; |
08a90d6a RS |
692 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
693 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 694 | { |
333b20bb | 695 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 696 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 697 | } |
ed662bdd | 698 | UNBLOCK_INPUT; |
203c1d73 RS |
699 | } |
700 | } | |
701 | } | |
702 | ||
08a90d6a | 703 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 704 | |
08a90d6a RS |
705 | static void |
706 | x_destroy_all_bitmaps (dpyinfo) | |
707 | struct x_display_info *dpyinfo; | |
203c1d73 | 708 | { |
08a90d6a RS |
709 | int i; |
710 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
711 | if (dpyinfo->bitmaps[i].refcount > 0) | |
712 | { | |
713 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
714 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 715 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
716 | } |
717 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
718 | } |
719 | \f | |
f676886a | 720 | /* Connect the frame-parameter names for X frames |
01f1ba30 JB |
721 | to the ways of passing the parameter values to the window system. |
722 | ||
723 | The name of a parameter, as a Lisp symbol, | |
f676886a | 724 | has an `x-frame-parameter' property which is an integer in Lisp |
9fb026ab | 725 | that is an index in this table. */ |
01f1ba30 | 726 | |
f676886a | 727 | struct x_frame_parm_table |
01f1ba30 JB |
728 | { |
729 | char *name; | |
d62c8769 | 730 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 JB |
731 | }; |
732 | ||
eaf1eea9 GM |
733 | static Lisp_Object unwind_create_frame P_ ((Lisp_Object)); |
734 | static Lisp_Object unwind_create_tip_frame P_ ((Lisp_Object)); | |
52de7ce9 | 735 | static void x_change_window_heights P_ ((Lisp_Object, int)); |
14819cb3 | 736 | static void x_disable_image P_ ((struct frame *, struct image *)); |
d62c8769 | 737 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
563b67aa | 738 | static void x_set_line_spacing P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
ea0a1f53 | 739 | static void x_set_wait_for_wm P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
49d41073 | 740 | static void x_set_fullscreen P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
741 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
742 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
743 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
744 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
745 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
746 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
747 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
b3ba0aa8 | 748 | static void x_set_fringe_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
d62c8769 GM |
749 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
750 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
751 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
752 | Lisp_Object)); | |
753 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
754 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
755 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
756 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
757 | Lisp_Object)); | |
758 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
759 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
760 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
761 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
762 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
9ea173e8 | 763 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
764 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
765 | Lisp_Object)); | |
766 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
767 | Lisp_Object)); | |
768 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
769 | Lisp_Object, | |
770 | Lisp_Object, | |
771 | char *, char *, | |
772 | int)); | |
d62c8769 | 773 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
4a8e312c GM |
774 | static void x_edge_detection P_ ((struct frame *, struct image *, Lisp_Object, |
775 | Lisp_Object)); | |
b243755a GM |
776 | static void init_color_table P_ ((void)); |
777 | static void free_color_table P_ ((void)); | |
778 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
779 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
780 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
781 | ||
782 | ||
01f1ba30 | 783 | |
f676886a | 784 | static struct x_frame_parm_table x_frame_parms[] = |
01f1ba30 | 785 | { |
9908a324 PJ |
786 | {"auto-raise", x_set_autoraise}, |
787 | {"auto-lower", x_set_autolower}, | |
788 | {"background-color", x_set_background_color}, | |
789 | {"border-color", x_set_border_color}, | |
790 | {"border-width", x_set_border_width}, | |
791 | {"cursor-color", x_set_cursor_color}, | |
792 | {"cursor-type", x_set_cursor_type}, | |
793 | {"font", x_set_font}, | |
794 | {"foreground-color", x_set_foreground_color}, | |
795 | {"icon-name", x_set_icon_name}, | |
796 | {"icon-type", x_set_icon_type}, | |
797 | {"internal-border-width", x_set_internal_border_width}, | |
798 | {"menu-bar-lines", x_set_menu_bar_lines}, | |
799 | {"mouse-color", x_set_mouse_color}, | |
800 | {"name", x_explicitly_set_name}, | |
801 | {"scroll-bar-width", x_set_scroll_bar_width}, | |
802 | {"title", x_set_title}, | |
803 | {"unsplittable", x_set_unsplittable}, | |
804 | {"vertical-scroll-bars", x_set_vertical_scroll_bars}, | |
805 | {"visibility", x_set_visibility}, | |
806 | {"tool-bar-lines", x_set_tool_bar_lines}, | |
807 | {"scroll-bar-foreground", x_set_scroll_bar_foreground}, | |
808 | {"scroll-bar-background", x_set_scroll_bar_background}, | |
809 | {"screen-gamma", x_set_screen_gamma}, | |
810 | {"line-spacing", x_set_line_spacing}, | |
811 | {"left-fringe", x_set_fringe_width}, | |
812 | {"right-fringe", x_set_fringe_width}, | |
49d41073 EZ |
813 | {"wait-for-wm", x_set_wait_for_wm}, |
814 | {"fullscreen", x_set_fullscreen}, | |
815 | ||
01f1ba30 JB |
816 | }; |
817 | ||
f676886a | 818 | /* Attach the `x-frame-parameter' properties to |
01f1ba30 JB |
819 | the Lisp symbol names of parameters relevant to X. */ |
820 | ||
201d8c78 | 821 | void |
01f1ba30 JB |
822 | init_x_parm_symbols () |
823 | { | |
824 | int i; | |
825 | ||
d043f1a4 | 826 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) |
f676886a | 827 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, |
01f1ba30 JB |
828 | make_number (i)); |
829 | } | |
830 | \f | |
49d41073 EZ |
831 | |
832 | /* Really try to move where we want to be in case of fullscreen. Some WMs | |
833 | moves the window where we tell them. Some (mwm, twm) moves the outer | |
834 | window manager window there instead. | |
835 | Try to compensate for those WM here. */ | |
836 | static void | |
837 | x_fullscreen_move (f, new_top, new_left) | |
838 | struct frame *f; | |
839 | int new_top; | |
840 | int new_left; | |
841 | { | |
842 | if (new_top != f->output_data.x->top_pos | |
843 | || new_left != f->output_data.x->left_pos) | |
844 | { | |
845 | int move_x = new_left + f->output_data.x->x_pixels_outer_diff; | |
846 | int move_y = new_top + f->output_data.x->y_pixels_outer_diff; | |
847 | ||
848 | f->output_data.x->want_fullscreen |= FULLSCREEN_MOVE_WAIT; | |
849 | x_set_offset (f, move_x, move_y, 1); | |
850 | } | |
851 | } | |
852 | ||
e8cc313b | 853 | /* Change the parameters of frame F as specified by ALIST. |
64362cd4 GM |
854 | If a parameter is not specially recognized, do nothing special; |
855 | otherwise call the `x_set_...' function for that parameter. | |
856 | Except for certain geometry properties, always call store_frame_param | |
857 | to store the new value in the parameter alist. */ | |
d043f1a4 | 858 | |
f9942c9e JB |
859 | void |
860 | x_set_frame_parameters (f, alist) | |
861 | FRAME_PTR f; | |
862 | Lisp_Object alist; | |
863 | { | |
864 | Lisp_Object tail; | |
865 | ||
866 | /* If both of these parameters are present, it's more efficient to | |
867 | set them both at once. So we wait until we've looked at the | |
868 | entire list before we set them. */ | |
e4f79258 | 869 | int width, height; |
f9942c9e JB |
870 | |
871 | /* Same here. */ | |
872 | Lisp_Object left, top; | |
f9942c9e | 873 | |
a59e4f3d RS |
874 | /* Same with these. */ |
875 | Lisp_Object icon_left, icon_top; | |
876 | ||
f5e70acd RS |
877 | /* Record in these vectors all the parms specified. */ |
878 | Lisp_Object *parms; | |
879 | Lisp_Object *values; | |
a797a73d | 880 | int i, p; |
e1d962d7 | 881 | int left_no_change = 0, top_no_change = 0; |
a59e4f3d | 882 | int icon_left_no_change = 0, icon_top_no_change = 0; |
5f9338d5 | 883 | int fullscreen_is_being_set = 0; |
203c1d73 | 884 | |
7589a1d9 RS |
885 | struct gcpro gcpro1, gcpro2; |
886 | ||
f5e70acd RS |
887 | i = 0; |
888 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
889 | i++; | |
890 | ||
891 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
892 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
f9942c9e | 893 | |
f5e70acd RS |
894 | /* Extract parm names and values into those vectors. */ |
895 | ||
896 | i = 0; | |
f9942c9e JB |
897 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) |
898 | { | |
333b20bb | 899 | Lisp_Object elt; |
f9942c9e JB |
900 | |
901 | elt = Fcar (tail); | |
f5e70acd RS |
902 | parms[i] = Fcar (elt); |
903 | values[i] = Fcdr (elt); | |
904 | i++; | |
905 | } | |
7589a1d9 RS |
906 | /* TAIL and ALIST are not used again below here. */ |
907 | alist = tail = Qnil; | |
908 | ||
909 | GCPRO2 (*parms, *values); | |
910 | gcpro1.nvars = i; | |
911 | gcpro2.nvars = i; | |
f5e70acd | 912 | |
7589a1d9 RS |
913 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, |
914 | because their values appear in VALUES and strings are not valid. */ | |
e4f79258 | 915 | top = left = Qunbound; |
a59e4f3d | 916 | icon_left = icon_top = Qunbound; |
f9942c9e | 917 | |
e4f79258 RS |
918 | /* Provide default values for HEIGHT and WIDTH. */ |
919 | if (FRAME_NEW_WIDTH (f)) | |
920 | width = FRAME_NEW_WIDTH (f); | |
921 | else | |
922 | width = FRAME_WIDTH (f); | |
923 | ||
924 | if (FRAME_NEW_HEIGHT (f)) | |
925 | height = FRAME_NEW_HEIGHT (f); | |
926 | else | |
927 | height = FRAME_HEIGHT (f); | |
928 | ||
a797a73d GV |
929 | /* Process foreground_color and background_color before anything else. |
930 | They are independent of other properties, but other properties (e.g., | |
931 | cursor_color) are dependent upon them. */ | |
b3ba0aa8 | 932 | /* Process default font as well, since fringe widths depends on it. */ |
49d41073 | 933 | /* Also, process fullscreen, width and height depend upon that */ |
a797a73d GV |
934 | for (p = 0; p < i; p++) |
935 | { | |
936 | Lisp_Object prop, val; | |
937 | ||
938 | prop = parms[p]; | |
939 | val = values[p]; | |
b3ba0aa8 KS |
940 | if (EQ (prop, Qforeground_color) |
941 | || EQ (prop, Qbackground_color) | |
49d41073 EZ |
942 | || EQ (prop, Qfont) |
943 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
944 | { |
945 | register Lisp_Object param_index, old_value; | |
946 | ||
a797a73d | 947 | old_value = get_frame_param (f, prop); |
f0b9a067 | 948 | fullscreen_is_being_set |= EQ (prop, Qfullscreen); |
c7e609d5 MB |
949 | |
950 | if (NILP (Fequal (val, old_value))) | |
951 | { | |
952 | store_frame_param (f, prop, val); | |
953 | ||
954 | param_index = Fget (prop, Qx_frame_parameter); | |
955 | if (NATNUMP (param_index) | |
956 | && (XFASTINT (param_index) | |
957 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
958 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
959 | } | |
a797a73d GV |
960 | } |
961 | } | |
962 | ||
f5e70acd RS |
963 | /* Now process them in reverse of specified order. */ |
964 | for (i--; i >= 0; i--) | |
965 | { | |
966 | Lisp_Object prop, val; | |
967 | ||
968 | prop = parms[i]; | |
969 | val = values[i]; | |
970 | ||
e4f79258 RS |
971 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
972 | width = XFASTINT (val); | |
973 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
974 | height = XFASTINT (val); | |
f5e70acd | 975 | else if (EQ (prop, Qtop)) |
f9942c9e | 976 | top = val; |
f5e70acd | 977 | else if (EQ (prop, Qleft)) |
f9942c9e | 978 | left = val; |
a59e4f3d RS |
979 | else if (EQ (prop, Qicon_top)) |
980 | icon_top = val; | |
981 | else if (EQ (prop, Qicon_left)) | |
982 | icon_left = val; | |
b3ba0aa8 KS |
983 | else if (EQ (prop, Qforeground_color) |
984 | || EQ (prop, Qbackground_color) | |
49d41073 EZ |
985 | || EQ (prop, Qfont) |
986 | || EQ (prop, Qfullscreen)) | |
a797a73d GV |
987 | /* Processed above. */ |
988 | continue; | |
f9942c9e JB |
989 | else |
990 | { | |
98381190 | 991 | register Lisp_Object param_index, old_value; |
ea96210c | 992 | |
98381190 | 993 | old_value = get_frame_param (f, prop); |
c7e609d5 | 994 | |
9f7e52b4 | 995 | store_frame_param (f, prop, val); |
c7e609d5 | 996 | |
9f7e52b4 GM |
997 | param_index = Fget (prop, Qx_frame_parameter); |
998 | if (NATNUMP (param_index) | |
999 | && (XFASTINT (param_index) | |
1000 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
1001 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
f9942c9e JB |
1002 | } |
1003 | } | |
1004 | ||
11378c41 RS |
1005 | /* Don't die if just one of these was set. */ |
1006 | if (EQ (left, Qunbound)) | |
e1d962d7 RS |
1007 | { |
1008 | left_no_change = 1; | |
7556890b RS |
1009 | if (f->output_data.x->left_pos < 0) |
1010 | left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil)); | |
e1d962d7 | 1011 | else |
7556890b | 1012 | XSETINT (left, f->output_data.x->left_pos); |
e1d962d7 | 1013 | } |
11378c41 | 1014 | if (EQ (top, Qunbound)) |
e1d962d7 RS |
1015 | { |
1016 | top_no_change = 1; | |
7556890b RS |
1017 | if (f->output_data.x->top_pos < 0) |
1018 | top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil)); | |
e1d962d7 | 1019 | else |
7556890b | 1020 | XSETINT (top, f->output_data.x->top_pos); |
e1d962d7 | 1021 | } |
11378c41 | 1022 | |
a59e4f3d RS |
1023 | /* If one of the icon positions was not set, preserve or default it. */ |
1024 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
1025 | { | |
1026 | icon_left_no_change = 1; | |
1027 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
1028 | if (NILP (icon_left)) | |
1029 | XSETINT (icon_left, 0); | |
1030 | } | |
1031 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
1032 | { | |
1033 | icon_top_no_change = 1; | |
1034 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
1035 | if (NILP (icon_top)) | |
1036 | XSETINT (icon_top, 0); | |
1037 | } | |
1038 | ||
5f9338d5 | 1039 | if (FRAME_VISIBLE_P (f) && fullscreen_is_being_set) |
49d41073 EZ |
1040 | { |
1041 | /* If the frame is visible already and the fullscreen parameter is | |
1042 | being set, it is too late to set WM manager hints to specify | |
1043 | size and position. | |
1044 | Here we first get the width, height and position that applies to | |
1045 | fullscreen. We then move the frame to the appropriate | |
1046 | position. Resize of the frame is taken care of in the code after | |
5f9338d5 | 1047 | this if-statement. */ |
49d41073 EZ |
1048 | int new_left, new_top; |
1049 | ||
1050 | x_fullscreen_adjust (f, &width, &height, &new_top, &new_left); | |
1051 | x_fullscreen_move (f, new_top, new_left); | |
1052 | } | |
1053 | ||
499ea23b | 1054 | /* Don't set these parameters unless they've been explicitly |
d387c960 JB |
1055 | specified. The window might be mapped or resized while we're in |
1056 | this function, and we don't want to override that unless the lisp | |
1057 | code has asked for it. | |
1058 | ||
1059 | Don't set these parameters unless they actually differ from the | |
1060 | window's current parameters; the window may not actually exist | |
1061 | yet. */ | |
f9942c9e JB |
1062 | { |
1063 | Lisp_Object frame; | |
1064 | ||
1f11a5ca RS |
1065 | check_frame_size (f, &height, &width); |
1066 | ||
191ed777 | 1067 | XSETFRAME (frame, f); |
11378c41 | 1068 | |
e4f79258 RS |
1069 | if (width != FRAME_WIDTH (f) |
1070 | || height != FRAME_HEIGHT (f) | |
d6f80ae9 | 1071 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) |
e4f79258 | 1072 | Fset_frame_size (frame, make_number (width), make_number (height)); |
f10f0b79 RS |
1073 | |
1074 | if ((!NILP (left) || !NILP (top)) | |
e1d962d7 | 1075 | && ! (left_no_change && top_no_change) |
7556890b RS |
1076 | && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos |
1077 | && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos)) | |
f10f0b79 | 1078 | { |
e1d962d7 RS |
1079 | int leftpos = 0; |
1080 | int toppos = 0; | |
f10f0b79 RS |
1081 | |
1082 | /* Record the signs. */ | |
7556890b | 1083 | f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative); |
e1d962d7 | 1084 | if (EQ (left, Qminus)) |
7556890b | 1085 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 RS |
1086 | else if (INTEGERP (left)) |
1087 | { | |
1088 | leftpos = XINT (left); | |
1089 | if (leftpos < 0) | |
7556890b | 1090 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1091 | } |
8e713be6 KR |
1092 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1093 | && CONSP (XCDR (left)) | |
1094 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1095 | { |
8e713be6 | 1096 | leftpos = - XINT (XCAR (XCDR (left))); |
7556890b | 1097 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1098 | } |
8e713be6 KR |
1099 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1100 | && CONSP (XCDR (left)) | |
1101 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1102 | { |
8e713be6 | 1103 | leftpos = XINT (XCAR (XCDR (left))); |
e1d962d7 RS |
1104 | } |
1105 | ||
1106 | if (EQ (top, Qminus)) | |
7556890b | 1107 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 RS |
1108 | else if (INTEGERP (top)) |
1109 | { | |
1110 | toppos = XINT (top); | |
1111 | if (toppos < 0) | |
7556890b | 1112 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1113 | } |
8e713be6 KR |
1114 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1115 | && CONSP (XCDR (top)) | |
1116 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1117 | { |
8e713be6 | 1118 | toppos = - XINT (XCAR (XCDR (top))); |
7556890b | 1119 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1120 | } |
8e713be6 KR |
1121 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1122 | && CONSP (XCDR (top)) | |
1123 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1124 | { |
8e713be6 | 1125 | toppos = XINT (XCAR (XCDR (top))); |
e1d962d7 RS |
1126 | } |
1127 | ||
1128 | ||
1129 | /* Store the numeric value of the position. */ | |
7556890b RS |
1130 | f->output_data.x->top_pos = toppos; |
1131 | f->output_data.x->left_pos = leftpos; | |
e1d962d7 | 1132 | |
7556890b | 1133 | f->output_data.x->win_gravity = NorthWestGravity; |
f10f0b79 RS |
1134 | |
1135 | /* Actually set that position, and convert to absolute. */ | |
f0e72e79 | 1136 | x_set_offset (f, leftpos, toppos, -1); |
f10f0b79 | 1137 | } |
a59e4f3d RS |
1138 | |
1139 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1140 | && ! (icon_left_no_change && icon_top_no_change)) | |
1141 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
f9942c9e | 1142 | } |
7589a1d9 RS |
1143 | |
1144 | UNGCPRO; | |
f9942c9e | 1145 | } |
01f1ba30 | 1146 | |
08a90d6a | 1147 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
1148 | These are the positions of the containing window manager window, |
1149 | not Emacs's own window. */ | |
1150 | ||
1151 | void | |
1152 | x_real_positions (f, xptr, yptr) | |
1153 | FRAME_PTR f; | |
1154 | int *xptr, *yptr; | |
1155 | { | |
49d41073 EZ |
1156 | int win_x, win_y, outer_x, outer_y; |
1157 | int real_x = 0, real_y = 0; | |
1158 | int had_errors = 0; | |
1159 | Window win = f->output_data.x->parent_desc; | |
e9445337 | 1160 | |
49d41073 | 1161 | int count; |
043835a3 | 1162 | |
49d41073 EZ |
1163 | BLOCK_INPUT; |
1164 | ||
1165 | count = x_catch_errors (FRAME_X_DISPLAY (f)); | |
043835a3 | 1166 | |
49d41073 EZ |
1167 | if (win == FRAME_X_DISPLAY_INFO (f)->root_window) |
1168 | win = FRAME_OUTER_WINDOW (f); | |
1169 | ||
1170 | /* This loop traverses up the containment tree until we hit the root | |
1171 | window. Window managers may intersect many windows between our window | |
1172 | and the root window. The window we find just before the root window | |
1173 | should be the outer WM window. */ | |
1174 | for (;;) | |
e9445337 | 1175 | { |
49d41073 EZ |
1176 | Window wm_window, rootw; |
1177 | Window *tmp_children; | |
1178 | unsigned int tmp_nchildren; | |
e7161ad9 | 1179 | int success; |
ca7bac79 | 1180 | |
e7161ad9 RS |
1181 | success = XQueryTree (FRAME_X_DISPLAY (f), win, &rootw, |
1182 | &wm_window, &tmp_children, &tmp_nchildren); | |
08a90d6a | 1183 | |
49d41073 | 1184 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
08a90d6a | 1185 | |
e7161ad9 RS |
1186 | /* Don't free tmp_children if XQueryTree failed. */ |
1187 | if (! success) | |
1188 | break; | |
1189 | ||
1190 | XFree ((char *) tmp_children); | |
1191 | ||
49d41073 EZ |
1192 | if (wm_window == rootw || had_errors) |
1193 | break; | |
08a90d6a | 1194 | |
49d41073 EZ |
1195 | win = wm_window; |
1196 | } | |
1197 | ||
1198 | if (! had_errors) | |
1199 | { | |
1200 | int ign; | |
1201 | Window child, rootw; | |
1202 | ||
1203 | /* Get the real coordinates for the WM window upper left corner */ | |
1204 | XGetGeometry (FRAME_X_DISPLAY (f), win, | |
1205 | &rootw, &real_x, &real_y, &ign, &ign, &ign, &ign); | |
1206 | ||
1207 | /* Translate real coordinates to coordinates relative to our | |
1208 | window. For our window, the upper left corner is 0, 0. | |
1209 | Since the upper left corner of the WM window is outside | |
1210 | our window, win_x and win_y will be negative: | |
1211 | ||
1212 | ------------------ ---> x | |
1213 | | title | | |
1214 | | ----------------- v y | |
1215 | | | our window | |
1216 | */ | |
8a07bba0 | 1217 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 1218 | |
8a07bba0 | 1219 | /* From-window, to-window. */ |
8a07bba0 | 1220 | FRAME_X_DISPLAY_INFO (f)->root_window, |
49d41073 | 1221 | FRAME_X_WINDOW (f), |
e9445337 | 1222 | |
8a07bba0 | 1223 | /* From-position, to-position. */ |
49d41073 | 1224 | real_x, real_y, &win_x, &win_y, |
08a90d6a | 1225 | |
8a07bba0 RS |
1226 | /* Child of win. */ |
1227 | &child); | |
e9445337 | 1228 | |
49d41073 | 1229 | if (FRAME_X_WINDOW (f) == FRAME_OUTER_WINDOW (f)) |
845e9d85 | 1230 | { |
49d41073 EZ |
1231 | outer_x = win_x; |
1232 | outer_y = win_y; | |
845e9d85 | 1233 | } |
49d41073 EZ |
1234 | else |
1235 | { | |
1236 | XTranslateCoordinates (FRAME_X_DISPLAY (f), | |
ca7bac79 | 1237 | |
49d41073 EZ |
1238 | /* From-window, to-window. */ |
1239 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
1240 | FRAME_OUTER_WINDOW (f), | |
1241 | ||
1242 | /* From-position, to-position. */ | |
1243 | real_x, real_y, &outer_x, &outer_y, | |
1244 | ||
1245 | /* Child of win. */ | |
1246 | &child); | |
e9445337 | 1247 | } |
08a90d6a | 1248 | |
49d41073 EZ |
1249 | had_errors = x_had_errors_p (FRAME_X_DISPLAY (f)); |
1250 | } | |
1251 | ||
1252 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); | |
1253 | ||
1254 | UNBLOCK_INPUT; | |
1255 | ||
1256 | if (had_errors) return; | |
1257 | ||
1258 | f->output_data.x->x_pixels_diff = -win_x; | |
1259 | f->output_data.x->y_pixels_diff = -win_y; | |
1260 | f->output_data.x->x_pixels_outer_diff = -outer_x; | |
1261 | f->output_data.x->y_pixels_outer_diff = -outer_y; | |
1262 | ||
1263 | *xptr = real_x; | |
1264 | *yptr = real_y; | |
e9445337 RS |
1265 | } |
1266 | ||
f676886a | 1267 | /* Insert a description of internally-recorded parameters of frame X |
01f1ba30 JB |
1268 | into the parameter alist *ALISTPTR that is to be given to the user. |
1269 | Only parameters that are specific to the X window system | |
f676886a | 1270 | and whose values are not correctly recorded in the frame's |
01f1ba30 JB |
1271 | param_alist need to be considered here. */ |
1272 | ||
968b1234 | 1273 | void |
f676886a JB |
1274 | x_report_frame_params (f, alistptr) |
1275 | struct frame *f; | |
01f1ba30 JB |
1276 | Lisp_Object *alistptr; |
1277 | { | |
1278 | char buf[16]; | |
9b002b8d KH |
1279 | Lisp_Object tem; |
1280 | ||
1281 | /* Represent negative positions (off the top or left screen edge) | |
1282 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
7556890b RS |
1283 | XSETINT (tem, f->output_data.x->left_pos); |
1284 | if (f->output_data.x->left_pos >= 0) | |
9b002b8d KH |
1285 | store_in_alist (alistptr, Qleft, tem); |
1286 | else | |
1287 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1288 | ||
7556890b RS |
1289 | XSETINT (tem, f->output_data.x->top_pos); |
1290 | if (f->output_data.x->top_pos >= 0) | |
9b002b8d KH |
1291 | store_in_alist (alistptr, Qtop, tem); |
1292 | else | |
1293 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
01f1ba30 | 1294 | |
f9942c9e | 1295 | store_in_alist (alistptr, Qborder_width, |
7556890b | 1296 | make_number (f->output_data.x->border_width)); |
f9942c9e | 1297 | store_in_alist (alistptr, Qinternal_border_width, |
7556890b | 1298 | make_number (f->output_data.x->internal_border_width)); |
30bf44e0 KS |
1299 | store_in_alist (alistptr, Qleft_fringe, |
1300 | make_number (f->output_data.x->left_fringe_width)); | |
1301 | store_in_alist (alistptr, Qright_fringe, | |
1302 | make_number (f->output_data.x->right_fringe_width)); | |
99f7c77f EZ |
1303 | store_in_alist (alistptr, Qscroll_bar_width, |
1304 | make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
1305 | ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f) | |
1306 | : 0)); | |
7c118b57 | 1307 | sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f)); |
f9942c9e | 1308 | store_in_alist (alistptr, Qwindow_id, |
01f1ba30 | 1309 | build_string (buf)); |
333b20bb GM |
1310 | #ifdef USE_X_TOOLKIT |
1311 | /* Tooltip frame may not have this widget. */ | |
1312 | if (f->output_data.x->widget) | |
1313 | #endif | |
1314 | sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f)); | |
2cbebefb RS |
1315 | store_in_alist (alistptr, Qouter_window_id, |
1316 | build_string (buf)); | |
f468da95 | 1317 | store_in_alist (alistptr, Qicon_name, f->icon_name); |
a8ccd803 | 1318 | FRAME_SAMPLE_VISIBILITY (f); |
d043f1a4 RS |
1319 | store_in_alist (alistptr, Qvisibility, |
1320 | (FRAME_VISIBLE_P (f) ? Qt | |
1321 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
34ae77b5 | 1322 | store_in_alist (alistptr, Qdisplay, |
8e713be6 | 1323 | XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element)); |
e4f79258 | 1324 | |
8c239ac3 RS |
1325 | if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window) |
1326 | tem = Qnil; | |
1327 | else | |
1328 | XSETFASTINT (tem, f->output_data.x->parent_desc); | |
1329 | store_in_alist (alistptr, Qparent_id, tem); | |
01f1ba30 JB |
1330 | } |
1331 | \f | |
82978295 | 1332 | |
d62c8769 GM |
1333 | |
1334 | /* Gamma-correct COLOR on frame F. */ | |
1335 | ||
1336 | void | |
1337 | gamma_correct (f, color) | |
1338 | struct frame *f; | |
1339 | XColor *color; | |
1340 | { | |
1341 | if (f->gamma) | |
1342 | { | |
1343 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1344 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1345 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1346 | } | |
1347 | } | |
1348 | ||
1349 | ||
7b746c38 GM |
1350 | /* Decide if color named COLOR_NAME is valid for use on frame F. If |
1351 | so, return the RGB values in COLOR. If ALLOC_P is non-zero, | |
1352 | allocate the color. Value is zero if COLOR_NAME is invalid, or | |
1353 | no color could be allocated. */ | |
e12d55b2 | 1354 | |
01f1ba30 | 1355 | int |
7b746c38 GM |
1356 | x_defined_color (f, color_name, color, alloc_p) |
1357 | struct frame *f; | |
1358 | char *color_name; | |
1359 | XColor *color; | |
1360 | int alloc_p; | |
01f1ba30 | 1361 | { |
7b746c38 GM |
1362 | int success_p; |
1363 | Display *dpy = FRAME_X_DISPLAY (f); | |
1364 | Colormap cmap = FRAME_X_COLORMAP (f); | |
01f1ba30 JB |
1365 | |
1366 | BLOCK_INPUT; | |
7b746c38 GM |
1367 | success_p = XParseColor (dpy, cmap, color_name, color); |
1368 | if (success_p && alloc_p) | |
1369 | success_p = x_alloc_nearest_color (f, cmap, color); | |
01f1ba30 JB |
1370 | UNBLOCK_INPUT; |
1371 | ||
7b746c38 | 1372 | return success_p; |
01f1ba30 JB |
1373 | } |
1374 | ||
9b2956e2 GM |
1375 | |
1376 | /* Return the pixel color value for color COLOR_NAME on frame F. If F | |
1377 | is a monochrome frame, return MONO_COLOR regardless of what ARG says. | |
1378 | Signal an error if color can't be allocated. */ | |
01f1ba30 JB |
1379 | |
1380 | int | |
9b2956e2 | 1381 | x_decode_color (f, color_name, mono_color) |
b9dc4443 | 1382 | FRAME_PTR f; |
9b2956e2 GM |
1383 | Lisp_Object color_name; |
1384 | int mono_color; | |
01f1ba30 | 1385 | { |
b9dc4443 | 1386 | XColor cdef; |
01f1ba30 | 1387 | |
b7826503 | 1388 | CHECK_STRING (color_name); |
01f1ba30 | 1389 | |
9b2956e2 GM |
1390 | #if 0 /* Don't do this. It's wrong when we're not using the default |
1391 | colormap, it makes freeing difficult, and it's probably not | |
1392 | an important optimization. */ | |
1393 | if (strcmp (XSTRING (color_name)->data, "black") == 0) | |
b9dc4443 | 1394 | return BLACK_PIX_DEFAULT (f); |
9b2956e2 | 1395 | else if (strcmp (XSTRING (color_name)->data, "white") == 0) |
b9dc4443 | 1396 | return WHITE_PIX_DEFAULT (f); |
9b2956e2 | 1397 | #endif |
01f1ba30 | 1398 | |
9b2956e2 | 1399 | /* Return MONO_COLOR for monochrome frames. */ |
b9dc4443 | 1400 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
9b2956e2 | 1401 | return mono_color; |
01f1ba30 | 1402 | |
2d764c78 | 1403 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1404 | by looking for a near-miss. */ |
9b2956e2 | 1405 | if (x_defined_color (f, XSTRING (color_name)->data, &cdef, 1)) |
95626e11 RS |
1406 | return cdef.pixel; |
1407 | ||
c301be26 GM |
1408 | Fsignal (Qerror, Fcons (build_string ("Undefined color"), |
1409 | Fcons (color_name, Qnil))); | |
1410 | return 0; | |
01f1ba30 | 1411 | } |
9b2956e2 GM |
1412 | |
1413 | ||
01f1ba30 | 1414 | \f |
563b67aa GM |
1415 | /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is |
1416 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1417 | ||
1418 | static void | |
1419 | x_set_line_spacing (f, new_value, old_value) | |
1420 | struct frame *f; | |
1421 | Lisp_Object new_value, old_value; | |
1422 | { | |
1423 | if (NILP (new_value)) | |
1424 | f->extra_line_spacing = 0; | |
1425 | else if (NATNUMP (new_value)) | |
1426 | f->extra_line_spacing = XFASTINT (new_value); | |
1427 | else | |
1a948b17 | 1428 | Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"), |
563b67aa GM |
1429 | Fcons (new_value, Qnil))); |
1430 | if (FRAME_VISIBLE_P (f)) | |
1431 | redraw_frame (f); | |
1432 | } | |
1433 | ||
1434 | ||
ea0a1f53 GM |
1435 | /* Change the `wait-for-wm' frame parameter of frame F. OLD_VALUE is |
1436 | the previous value of that parameter, NEW_VALUE is the new value. | |
1437 | See also the comment of wait_for_wm in struct x_output. */ | |
1438 | ||
1439 | static void | |
1440 | x_set_wait_for_wm (f, new_value, old_value) | |
1441 | struct frame *f; | |
1442 | Lisp_Object new_value, old_value; | |
1443 | { | |
1444 | f->output_data.x->wait_for_wm = !NILP (new_value); | |
1445 | } | |
1446 | ||
1447 | ||
49d41073 EZ |
1448 | /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is |
1449 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1450 | ||
1451 | static void | |
1452 | x_set_fullscreen (f, new_value, old_value) | |
1453 | struct frame *f; | |
1454 | Lisp_Object new_value, old_value; | |
1455 | { | |
1456 | if (NILP (new_value)) | |
1457 | f->output_data.x->want_fullscreen = FULLSCREEN_NONE; | |
1458 | else if (EQ (new_value, Qfullboth)) | |
1459 | f->output_data.x->want_fullscreen = FULLSCREEN_BOTH; | |
1460 | else if (EQ (new_value, Qfullwidth)) | |
1461 | f->output_data.x->want_fullscreen = FULLSCREEN_WIDTH; | |
1462 | else if (EQ (new_value, Qfullheight)) | |
1463 | f->output_data.x->want_fullscreen = FULLSCREEN_HEIGHT; | |
1464 | } | |
1465 | ||
1466 | ||
d62c8769 | 1467 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
ea0a1f53 GM |
1468 | the previous value of that parameter, NEW_VALUE is the new |
1469 | value. */ | |
d62c8769 GM |
1470 | |
1471 | static void | |
1472 | x_set_screen_gamma (f, new_value, old_value) | |
1473 | struct frame *f; | |
1474 | Lisp_Object new_value, old_value; | |
1475 | { | |
1476 | if (NILP (new_value)) | |
1477 | f->gamma = 0; | |
1478 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1479 | /* The value 0.4545 is the normal viewing gamma. */ | |
1480 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1481 | else | |
1a948b17 | 1482 | Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"), |
d62c8769 GM |
1483 | Fcons (new_value, Qnil))); |
1484 | ||
1485 | clear_face_cache (0); | |
1486 | } | |
1487 | ||
1488 | ||
f676886a | 1489 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1490 | to set individual parameters. |
1491 | ||
fe24a618 | 1492 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1493 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1494 | In that case, just record the parameter's new value |
1495 | in the standard place; do not attempt to change the window. */ | |
1496 | ||
1497 | void | |
f676886a JB |
1498 | x_set_foreground_color (f, arg, oldval) |
1499 | struct frame *f; | |
01f1ba30 JB |
1500 | Lisp_Object arg, oldval; |
1501 | { | |
09393d07 GM |
1502 | struct x_output *x = f->output_data.x; |
1503 | unsigned long fg, old_fg; | |
a76206dc | 1504 | |
09393d07 GM |
1505 | fg = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1506 | old_fg = x->foreground_pixel; | |
1507 | x->foreground_pixel = fg; | |
a76206dc | 1508 | |
fe24a618 | 1509 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1510 | { |
09393d07 | 1511 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1512 | |
09393d07 GM |
1513 | BLOCK_INPUT; |
1514 | XSetForeground (dpy, x->normal_gc, fg); | |
1515 | XSetBackground (dpy, x->reverse_gc, fg); | |
36d42089 | 1516 | |
09393d07 GM |
1517 | if (x->cursor_pixel == old_fg) |
1518 | { | |
1519 | unload_color (f, x->cursor_pixel); | |
1520 | x->cursor_pixel = x_copy_color (f, fg); | |
1521 | XSetBackground (dpy, x->cursor_gc, x->cursor_pixel); | |
1522 | } | |
1523 | ||
01f1ba30 | 1524 | UNBLOCK_INPUT; |
09393d07 | 1525 | |
05c8abbe | 1526 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
09393d07 | 1527 | |
179956b9 | 1528 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1529 | redraw_frame (f); |
01f1ba30 | 1530 | } |
09393d07 GM |
1531 | |
1532 | unload_color (f, old_fg); | |
01f1ba30 JB |
1533 | } |
1534 | ||
1535 | void | |
f676886a JB |
1536 | x_set_background_color (f, arg, oldval) |
1537 | struct frame *f; | |
01f1ba30 JB |
1538 | Lisp_Object arg, oldval; |
1539 | { | |
09393d07 GM |
1540 | struct x_output *x = f->output_data.x; |
1541 | unsigned long bg; | |
01f1ba30 | 1542 | |
09393d07 GM |
1543 | bg = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
1544 | unload_color (f, x->background_pixel); | |
1545 | x->background_pixel = bg; | |
a76206dc | 1546 | |
fe24a618 | 1547 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1548 | { |
09393d07 | 1549 | Display *dpy = FRAME_X_DISPLAY (f); |
36d42089 | 1550 | |
09393d07 GM |
1551 | BLOCK_INPUT; |
1552 | XSetBackground (dpy, x->normal_gc, bg); | |
1553 | XSetForeground (dpy, x->reverse_gc, bg); | |
1554 | XSetWindowBackground (dpy, FRAME_X_WINDOW (f), bg); | |
1555 | XSetForeground (dpy, x->cursor_gc, bg); | |
1556 | ||
f76e0368 GM |
1557 | #ifndef USE_TOOLKIT_SCROLL_BARS /* Turns out to be annoying with |
1558 | toolkit scroll bars. */ | |
1559 | { | |
1560 | Lisp_Object bar; | |
1561 | for (bar = FRAME_SCROLL_BARS (f); | |
1562 | !NILP (bar); | |
1563 | bar = XSCROLL_BAR (bar)->next) | |
1564 | { | |
1565 | Window window = SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)); | |
1566 | XSetWindowBackground (dpy, window, bg); | |
1567 | } | |
1568 | } | |
1569 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
01f1ba30 | 1570 | |
09393d07 | 1571 | UNBLOCK_INPUT; |
05c8abbe | 1572 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1573 | |
179956b9 | 1574 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1575 | redraw_frame (f); |
01f1ba30 JB |
1576 | } |
1577 | } | |
1578 | ||
1579 | void | |
f676886a JB |
1580 | x_set_mouse_color (f, arg, oldval) |
1581 | struct frame *f; | |
01f1ba30 JB |
1582 | Lisp_Object arg, oldval; |
1583 | { | |
09393d07 GM |
1584 | struct x_output *x = f->output_data.x; |
1585 | Display *dpy = FRAME_X_DISPLAY (f); | |
95f80c78 | 1586 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
0af913d7 | 1587 | Cursor hourglass_cursor, horizontal_drag_cursor; |
1dc6cfa6 | 1588 | int count; |
51a1d2d8 | 1589 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
09393d07 | 1590 | unsigned long mask_color = x->background_pixel; |
a76206dc | 1591 | |
51a1d2d8 | 1592 | /* Don't let pointers be invisible. */ |
09393d07 | 1593 | if (mask_color == pixel) |
bcf26b38 GM |
1594 | { |
1595 | x_free_colors (f, &pixel, 1); | |
09393d07 | 1596 | pixel = x_copy_color (f, x->foreground_pixel); |
bcf26b38 | 1597 | } |
a76206dc | 1598 | |
09393d07 GM |
1599 | unload_color (f, x->mouse_pixel); |
1600 | x->mouse_pixel = pixel; | |
01f1ba30 JB |
1601 | |
1602 | BLOCK_INPUT; | |
fe24a618 | 1603 | |
eb8c3be9 | 1604 | /* It's not okay to crash if the user selects a screwy cursor. */ |
09393d07 | 1605 | count = x_catch_errors (dpy); |
fe24a618 | 1606 | |
09393d07 | 1607 | if (!NILP (Vx_pointer_shape)) |
01f1ba30 | 1608 | { |
b7826503 | 1609 | CHECK_NUMBER (Vx_pointer_shape); |
09393d07 | 1610 | cursor = XCreateFontCursor (dpy, XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1611 | } |
1612 | else | |
09393d07 GM |
1613 | cursor = XCreateFontCursor (dpy, XC_xterm); |
1614 | x_check_errors (dpy, "bad text pointer cursor: %s"); | |
01f1ba30 | 1615 | |
09393d07 | 1616 | if (!NILP (Vx_nontext_pointer_shape)) |
01f1ba30 | 1617 | { |
b7826503 | 1618 | CHECK_NUMBER (Vx_nontext_pointer_shape); |
09393d07 GM |
1619 | nontext_cursor |
1620 | = XCreateFontCursor (dpy, XINT (Vx_nontext_pointer_shape)); | |
01f1ba30 JB |
1621 | } |
1622 | else | |
09393d07 GM |
1623 | nontext_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
1624 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); | |
01f1ba30 | 1625 | |
09393d07 | 1626 | if (!NILP (Vx_hourglass_pointer_shape)) |
333b20bb | 1627 | { |
b7826503 | 1628 | CHECK_NUMBER (Vx_hourglass_pointer_shape); |
09393d07 GM |
1629 | hourglass_cursor |
1630 | = XCreateFontCursor (dpy, XINT (Vx_hourglass_pointer_shape)); | |
333b20bb GM |
1631 | } |
1632 | else | |
09393d07 GM |
1633 | hourglass_cursor = XCreateFontCursor (dpy, XC_watch); |
1634 | x_check_errors (dpy, "bad hourglass pointer cursor: %s"); | |
333b20bb | 1635 | |
09393d07 GM |
1636 | x_check_errors (dpy, "bad nontext pointer cursor: %s"); |
1637 | if (!NILP (Vx_mode_pointer_shape)) | |
01f1ba30 | 1638 | { |
b7826503 | 1639 | CHECK_NUMBER (Vx_mode_pointer_shape); |
09393d07 | 1640 | mode_cursor = XCreateFontCursor (dpy, XINT (Vx_mode_pointer_shape)); |
01f1ba30 JB |
1641 | } |
1642 | else | |
09393d07 GM |
1643 | mode_cursor = XCreateFontCursor (dpy, XC_xterm); |
1644 | x_check_errors (dpy, "bad modeline pointer cursor: %s"); | |
95f80c78 | 1645 | |
09393d07 | 1646 | if (!NILP (Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1647 | { |
b7826503 | 1648 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape); |
ca0ecbf5 | 1649 | cross_cursor |
09393d07 | 1650 | = XCreateFontCursor (dpy, XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1651 | } |
1652 | else | |
09393d07 | 1653 | cross_cursor = XCreateFontCursor (dpy, XC_crosshair); |
01f1ba30 | 1654 | |
8fb4ec9c GM |
1655 | if (!NILP (Vx_window_horizontal_drag_shape)) |
1656 | { | |
b7826503 | 1657 | CHECK_NUMBER (Vx_window_horizontal_drag_shape); |
8fb4ec9c | 1658 | horizontal_drag_cursor |
09393d07 | 1659 | = XCreateFontCursor (dpy, XINT (Vx_window_horizontal_drag_shape)); |
8fb4ec9c GM |
1660 | } |
1661 | else | |
1662 | horizontal_drag_cursor | |
09393d07 | 1663 | = XCreateFontCursor (dpy, XC_sb_h_double_arrow); |
8fb4ec9c | 1664 | |
fe24a618 | 1665 | /* Check and report errors with the above calls. */ |
09393d07 GM |
1666 | x_check_errors (dpy, "can't set cursor shape: %s"); |
1667 | x_uncatch_errors (dpy, count); | |
fe24a618 | 1668 | |
01f1ba30 JB |
1669 | { |
1670 | XColor fore_color, back_color; | |
1671 | ||
09393d07 | 1672 | fore_color.pixel = x->mouse_pixel; |
a31fedb7 | 1673 | x_query_color (f, &fore_color); |
01f1ba30 | 1674 | back_color.pixel = mask_color; |
a31fedb7 GM |
1675 | x_query_color (f, &back_color); |
1676 | ||
09393d07 GM |
1677 | XRecolorCursor (dpy, cursor, &fore_color, &back_color); |
1678 | XRecolorCursor (dpy, nontext_cursor, &fore_color, &back_color); | |
1679 | XRecolorCursor (dpy, mode_cursor, &fore_color, &back_color); | |
1680 | XRecolorCursor (dpy, cross_cursor, &fore_color, &back_color); | |
1681 | XRecolorCursor (dpy, hourglass_cursor, &fore_color, &back_color); | |
1682 | XRecolorCursor (dpy, horizontal_drag_cursor, &fore_color, &back_color); | |
01f1ba30 | 1683 | } |
01f1ba30 | 1684 | |
fe24a618 | 1685 | if (FRAME_X_WINDOW (f) != 0) |
09393d07 GM |
1686 | XDefineCursor (dpy, FRAME_X_WINDOW (f), cursor); |
1687 | ||
1688 | if (cursor != x->text_cursor | |
1689 | && x->text_cursor != 0) | |
1690 | XFreeCursor (dpy, x->text_cursor); | |
1691 | x->text_cursor = cursor; | |
1692 | ||
1693 | if (nontext_cursor != x->nontext_cursor | |
1694 | && x->nontext_cursor != 0) | |
1695 | XFreeCursor (dpy, x->nontext_cursor); | |
1696 | x->nontext_cursor = nontext_cursor; | |
1697 | ||
1698 | if (hourglass_cursor != x->hourglass_cursor | |
1699 | && x->hourglass_cursor != 0) | |
1700 | XFreeCursor (dpy, x->hourglass_cursor); | |
1701 | x->hourglass_cursor = hourglass_cursor; | |
1702 | ||
1703 | if (mode_cursor != x->modeline_cursor | |
1704 | && x->modeline_cursor != 0) | |
1705 | XFreeCursor (dpy, f->output_data.x->modeline_cursor); | |
1706 | x->modeline_cursor = mode_cursor; | |
333b20bb | 1707 | |
09393d07 GM |
1708 | if (cross_cursor != x->cross_cursor |
1709 | && x->cross_cursor != 0) | |
1710 | XFreeCursor (dpy, x->cross_cursor); | |
1711 | x->cross_cursor = cross_cursor; | |
01f1ba30 | 1712 | |
09393d07 GM |
1713 | if (horizontal_drag_cursor != x->horizontal_drag_cursor |
1714 | && x->horizontal_drag_cursor != 0) | |
1715 | XFreeCursor (dpy, x->horizontal_drag_cursor); | |
1716 | x->horizontal_drag_cursor = horizontal_drag_cursor; | |
8fb4ec9c | 1717 | |
09393d07 | 1718 | XFlush (dpy); |
01f1ba30 | 1719 | UNBLOCK_INPUT; |
05c8abbe GM |
1720 | |
1721 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1722 | } |
1723 | ||
1724 | void | |
f676886a JB |
1725 | x_set_cursor_color (f, arg, oldval) |
1726 | struct frame *f; | |
01f1ba30 JB |
1727 | Lisp_Object arg, oldval; |
1728 | { | |
a76206dc | 1729 | unsigned long fore_pixel, pixel; |
10168ebb | 1730 | int fore_pixel_allocated_p = 0, pixel_allocated_p = 0; |
09393d07 | 1731 | struct x_output *x = f->output_data.x; |
01f1ba30 | 1732 | |
10168ebb GM |
1733 | if (!NILP (Vx_cursor_fore_pixel)) |
1734 | { | |
1735 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, | |
1736 | WHITE_PIX_DEFAULT (f)); | |
1737 | fore_pixel_allocated_p = 1; | |
1738 | } | |
01f1ba30 | 1739 | else |
09393d07 | 1740 | fore_pixel = x->background_pixel; |
10168ebb | 1741 | |
a76206dc | 1742 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
10168ebb | 1743 | pixel_allocated_p = 1; |
a76206dc | 1744 | |
f9942c9e | 1745 | /* Make sure that the cursor color differs from the background color. */ |
09393d07 | 1746 | if (pixel == x->background_pixel) |
01f1ba30 | 1747 | { |
10168ebb GM |
1748 | if (pixel_allocated_p) |
1749 | { | |
1750 | x_free_colors (f, &pixel, 1); | |
1751 | pixel_allocated_p = 0; | |
1752 | } | |
1753 | ||
09393d07 | 1754 | pixel = x->mouse_pixel; |
a76206dc | 1755 | if (pixel == fore_pixel) |
10168ebb GM |
1756 | { |
1757 | if (fore_pixel_allocated_p) | |
1758 | { | |
1759 | x_free_colors (f, &fore_pixel, 1); | |
1760 | fore_pixel_allocated_p = 0; | |
1761 | } | |
09393d07 | 1762 | fore_pixel = x->background_pixel; |
10168ebb | 1763 | } |
01f1ba30 | 1764 | } |
a76206dc | 1765 | |
09393d07 | 1766 | unload_color (f, x->cursor_foreground_pixel); |
10168ebb GM |
1767 | if (!fore_pixel_allocated_p) |
1768 | fore_pixel = x_copy_color (f, fore_pixel); | |
09393d07 | 1769 | x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1770 | |
09393d07 | 1771 | unload_color (f, x->cursor_pixel); |
10168ebb GM |
1772 | if (!pixel_allocated_p) |
1773 | pixel = x_copy_color (f, pixel); | |
09393d07 | 1774 | x->cursor_pixel = pixel; |
a76206dc | 1775 | |
fe24a618 | 1776 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1777 | { |
01f1ba30 | 1778 | BLOCK_INPUT; |
09393d07 GM |
1779 | XSetBackground (FRAME_X_DISPLAY (f), x->cursor_gc, x->cursor_pixel); |
1780 | XSetForeground (FRAME_X_DISPLAY (f), x->cursor_gc, fore_pixel); | |
01f1ba30 | 1781 | UNBLOCK_INPUT; |
01f1ba30 | 1782 | |
179956b9 | 1783 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1784 | { |
cedadcfa RS |
1785 | x_update_cursor (f, 0); |
1786 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1787 | } |
1788 | } | |
05c8abbe GM |
1789 | |
1790 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1791 | } |
943b580d | 1792 | \f |
f676886a | 1793 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1794 | ARG can be a string naming a color. |
1795 | The border-color is used for the border that is drawn by the X server. | |
1796 | Note that this does not fully take effect if done before | |
f676886a | 1797 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1798 | |
1799 | Note: this is done in two routines because of the way X10 works. | |
1800 | ||
1801 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1802 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1803 | |
1804 | void | |
f676886a JB |
1805 | x_set_border_color (f, arg, oldval) |
1806 | struct frame *f; | |
01f1ba30 JB |
1807 | Lisp_Object arg, oldval; |
1808 | { | |
01f1ba30 JB |
1809 | int pix; |
1810 | ||
b7826503 | 1811 | CHECK_STRING (arg); |
b9dc4443 | 1812 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1813 | x_set_border_pixel (f, pix); |
05c8abbe | 1814 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1815 | } |
1816 | ||
f676886a | 1817 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1818 | Note that this does not fully take effect if done before |
f676886a | 1819 | F has an x-window. */ |
01f1ba30 | 1820 | |
968b1234 | 1821 | void |
f676886a JB |
1822 | x_set_border_pixel (f, pix) |
1823 | struct frame *f; | |
01f1ba30 JB |
1824 | int pix; |
1825 | { | |
a76206dc | 1826 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1827 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1828 | |
7556890b | 1829 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1830 | { |
01f1ba30 | 1831 | BLOCK_INPUT; |
b9dc4443 | 1832 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1833 | (unsigned long)pix); |
01f1ba30 JB |
1834 | UNBLOCK_INPUT; |
1835 | ||
179956b9 | 1836 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1837 | redraw_frame (f); |
01f1ba30 JB |
1838 | } |
1839 | } | |
1840 | ||
0d1469d6 GM |
1841 | |
1842 | /* Value is the internal representation of the specified cursor type | |
1843 | ARG. If type is BAR_CURSOR, return in *WIDTH the specified width | |
1844 | of the bar cursor. */ | |
1845 | ||
1846 | enum text_cursor_kinds | |
1847 | x_specified_cursor_type (arg, width) | |
1848 | Lisp_Object arg; | |
1849 | int *width; | |
dbc4e1c1 | 1850 | { |
0d1469d6 GM |
1851 | enum text_cursor_kinds type; |
1852 | ||
dbc4e1c1 | 1853 | if (EQ (arg, Qbar)) |
c3211206 | 1854 | { |
0d1469d6 GM |
1855 | type = BAR_CURSOR; |
1856 | *width = 2; | |
c3211206 | 1857 | } |
08ac8554 GM |
1858 | else if (CONSP (arg) |
1859 | && EQ (XCAR (arg), Qbar) | |
1860 | && INTEGERP (XCDR (arg)) | |
1861 | && XINT (XCDR (arg)) >= 0) | |
c3211206 | 1862 | { |
0d1469d6 GM |
1863 | type = BAR_CURSOR; |
1864 | *width = XINT (XCDR (arg)); | |
c3211206 | 1865 | } |
08ac8554 | 1866 | else if (NILP (arg)) |
0d1469d6 | 1867 | type = NO_CURSOR; |
dbc4e1c1 | 1868 | else |
c3211206 RS |
1869 | /* Treat anything unknown as "box cursor". |
1870 | It was bad to signal an error; people have trouble fixing | |
1871 | .Xdefaults with Emacs, when it has something bad in it. */ | |
0d1469d6 GM |
1872 | type = FILLED_BOX_CURSOR; |
1873 | ||
1874 | return type; | |
1875 | } | |
1876 | ||
1877 | void | |
1878 | x_set_cursor_type (f, arg, oldval) | |
1879 | FRAME_PTR f; | |
1880 | Lisp_Object arg, oldval; | |
1881 | { | |
1882 | int width; | |
1883 | ||
1884 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
1885 | f->output_data.x->cursor_width = width; | |
dbc4e1c1 | 1886 | |
75691005 RS |
1887 | /* Make sure the cursor gets redrawn. */ |
1888 | cursor_type_changed = 1; | |
dbc4e1c1 | 1889 | } |
943b580d | 1890 | \f |
01f1ba30 | 1891 | void |
f676886a JB |
1892 | x_set_icon_type (f, arg, oldval) |
1893 | struct frame *f; | |
01f1ba30 JB |
1894 | Lisp_Object arg, oldval; |
1895 | { | |
01f1ba30 JB |
1896 | int result; |
1897 | ||
203c1d73 RS |
1898 | if (STRINGP (arg)) |
1899 | { | |
1900 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1901 | return; | |
1902 | } | |
1903 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1904 | return; |
1905 | ||
1906 | BLOCK_INPUT; | |
265a9e55 | 1907 | if (NILP (arg)) |
80534dd6 | 1908 | result = x_text_icon (f, |
f468da95 RS |
1909 | (char *) XSTRING ((!NILP (f->icon_name) |
1910 | ? f->icon_name | |
80534dd6 | 1911 | : f->name))->data); |
f1c7b5a6 RS |
1912 | else |
1913 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1914 | |
1915 | if (result) | |
1916 | { | |
01f1ba30 | 1917 | UNBLOCK_INPUT; |
0fb53770 | 1918 | error ("No icon window available"); |
01f1ba30 JB |
1919 | } |
1920 | ||
b9dc4443 | 1921 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1922 | UNBLOCK_INPUT; |
1923 | } | |
1924 | ||
f1c7b5a6 | 1925 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1926 | |
f1c7b5a6 | 1927 | Lisp_Object |
0fb53770 RS |
1928 | x_icon_type (f) |
1929 | FRAME_PTR f; | |
1930 | { | |
1931 | Lisp_Object tem; | |
1932 | ||
1933 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1934 | if (CONSP (tem)) |
8e713be6 | 1935 | return XCDR (tem); |
f1c7b5a6 RS |
1936 | else |
1937 | return Qnil; | |
0fb53770 RS |
1938 | } |
1939 | ||
80534dd6 KH |
1940 | void |
1941 | x_set_icon_name (f, arg, oldval) | |
1942 | struct frame *f; | |
1943 | Lisp_Object arg, oldval; | |
1944 | { | |
80534dd6 KH |
1945 | int result; |
1946 | ||
1947 | if (STRINGP (arg)) | |
1948 | { | |
1949 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1950 | return; | |
1951 | } | |
1952 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1953 | return; | |
1954 | ||
f468da95 | 1955 | f->icon_name = arg; |
80534dd6 | 1956 | |
7556890b | 1957 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1958 | return; |
1959 | ||
1960 | BLOCK_INPUT; | |
1961 | ||
1962 | result = x_text_icon (f, | |
f468da95 RS |
1963 | (char *) XSTRING ((!NILP (f->icon_name) |
1964 | ? f->icon_name | |
943b580d RS |
1965 | : !NILP (f->title) |
1966 | ? f->title | |
80534dd6 KH |
1967 | : f->name))->data); |
1968 | ||
1969 | if (result) | |
1970 | { | |
1971 | UNBLOCK_INPUT; | |
1972 | error ("No icon window available"); | |
1973 | } | |
1974 | ||
80534dd6 KH |
1975 | XFlush (FRAME_X_DISPLAY (f)); |
1976 | UNBLOCK_INPUT; | |
1977 | } | |
943b580d | 1978 | \f |
01f1ba30 | 1979 | void |
f676886a JB |
1980 | x_set_font (f, arg, oldval) |
1981 | struct frame *f; | |
01f1ba30 JB |
1982 | Lisp_Object arg, oldval; |
1983 | { | |
ea96210c | 1984 | Lisp_Object result; |
942ea06d | 1985 | Lisp_Object fontset_name; |
a367641f | 1986 | Lisp_Object frame; |
57c5889c | 1987 | int old_fontset = f->output_data.x->fontset; |
01f1ba30 | 1988 | |
b7826503 | 1989 | CHECK_STRING (arg); |
01f1ba30 | 1990 | |
49965a29 | 1991 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1992 | |
01f1ba30 | 1993 | BLOCK_INPUT; |
942ea06d KH |
1994 | result = (STRINGP (fontset_name) |
1995 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1996 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1997 | UNBLOCK_INPUT; |
1998 | ||
ea96210c | 1999 | if (EQ (result, Qnil)) |
1c59f5df | 2000 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 2001 | else if (EQ (result, Qt)) |
26e18ed9 | 2002 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
2003 | else if (STRINGP (result)) |
2004 | { | |
57c5889c GM |
2005 | if (STRINGP (fontset_name)) |
2006 | { | |
2007 | /* Fontset names are built from ASCII font names, so the | |
2008 | names may be equal despite there was a change. */ | |
2009 | if (old_fontset == f->output_data.x->fontset) | |
2010 | return; | |
2011 | } | |
2012 | else if (!NILP (Fequal (result, oldval))) | |
1d090605 | 2013 | return; |
57c5889c | 2014 | |
ea96210c | 2015 | store_frame_param (f, Qfont, result); |
333b20bb | 2016 | recompute_basic_faces (f); |
ea96210c JB |
2017 | } |
2018 | else | |
2019 | abort (); | |
a367641f | 2020 | |
8938a4fb | 2021 | do_pending_window_change (0); |
95aa0336 | 2022 | |
333b20bb GM |
2023 | /* Don't call `face-set-after-frame-default' when faces haven't been |
2024 | initialized yet. This is the case when called from | |
2025 | Fx_create_frame. In that case, the X widget or window doesn't | |
2026 | exist either, and we can end up in x_report_frame_params with a | |
2027 | null widget which gives a segfault. */ | |
2028 | if (FRAME_FACE_CACHE (f)) | |
2029 | { | |
2030 | XSETFRAME (frame, f); | |
2031 | call1 (Qface_set_after_frame_default, frame); | |
2032 | } | |
01f1ba30 JB |
2033 | } |
2034 | ||
b3ba0aa8 KS |
2035 | static void |
2036 | x_set_fringe_width (f, new_value, old_value) | |
2037 | struct frame *f; | |
2038 | Lisp_Object new_value, old_value; | |
2039 | { | |
2040 | x_compute_fringe_widths (f, 1); | |
2041 | } | |
2042 | ||
01f1ba30 | 2043 | void |
f676886a JB |
2044 | x_set_border_width (f, arg, oldval) |
2045 | struct frame *f; | |
01f1ba30 JB |
2046 | Lisp_Object arg, oldval; |
2047 | { | |
b7826503 | 2048 | CHECK_NUMBER (arg); |
01f1ba30 | 2049 | |
7556890b | 2050 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
2051 | return; |
2052 | ||
fe24a618 | 2053 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
2054 | error ("Cannot change the border width of a window"); |
2055 | ||
7556890b | 2056 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
2057 | } |
2058 | ||
2059 | void | |
f676886a JB |
2060 | x_set_internal_border_width (f, arg, oldval) |
2061 | struct frame *f; | |
01f1ba30 JB |
2062 | Lisp_Object arg, oldval; |
2063 | { | |
7556890b | 2064 | int old = f->output_data.x->internal_border_width; |
01f1ba30 | 2065 | |
b7826503 | 2066 | CHECK_NUMBER (arg); |
7556890b RS |
2067 | f->output_data.x->internal_border_width = XINT (arg); |
2068 | if (f->output_data.x->internal_border_width < 0) | |
2069 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 2070 | |
d3b06468 | 2071 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 2072 | if (f->output_data.x->edit_widget) |
968b1234 | 2073 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 2074 | #endif |
2a8a07d4 | 2075 | |
7556890b | 2076 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
2077 | return; |
2078 | ||
fe24a618 | 2079 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 2080 | { |
363f7e15 | 2081 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 2082 | SET_FRAME_GARBAGED (f); |
8938a4fb | 2083 | do_pending_window_change (0); |
01f1ba30 | 2084 | } |
ea42193a GM |
2085 | else |
2086 | SET_FRAME_GARBAGED (f); | |
01f1ba30 JB |
2087 | } |
2088 | ||
d043f1a4 RS |
2089 | void |
2090 | x_set_visibility (f, value, oldval) | |
2091 | struct frame *f; | |
2092 | Lisp_Object value, oldval; | |
2093 | { | |
2094 | Lisp_Object frame; | |
191ed777 | 2095 | XSETFRAME (frame, f); |
d043f1a4 RS |
2096 | |
2097 | if (NILP (value)) | |
363f7e15 | 2098 | Fmake_frame_invisible (frame, Qt); |
49795535 | 2099 | else if (EQ (value, Qicon)) |
d043f1a4 | 2100 | Ficonify_frame (frame); |
49795535 JB |
2101 | else |
2102 | Fmake_frame_visible (frame); | |
d043f1a4 | 2103 | } |
52de7ce9 | 2104 | |
943b580d | 2105 | \f |
52de7ce9 GM |
2106 | /* Change window heights in windows rooted in WINDOW by N lines. */ |
2107 | ||
d043f1a4 | 2108 | static void |
52de7ce9 | 2109 | x_change_window_heights (window, n) |
d043f1a4 RS |
2110 | Lisp_Object window; |
2111 | int n; | |
2112 | { | |
47c0f58b | 2113 | struct window *w = XWINDOW (window); |
d043f1a4 | 2114 | |
e33f7330 KH |
2115 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
2116 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 2117 | |
4336c705 GM |
2118 | if (INTEGERP (w->orig_top)) |
2119 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2120 | if (INTEGERP (w->orig_height)) | |
2121 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2122 | ||
47c0f58b RS |
2123 | /* Handle just the top child in a vertical split. */ |
2124 | if (!NILP (w->vchild)) | |
52de7ce9 | 2125 | x_change_window_heights (w->vchild, n); |
d043f1a4 | 2126 | |
47c0f58b RS |
2127 | /* Adjust all children in a horizontal split. */ |
2128 | for (window = w->hchild; !NILP (window); window = w->next) | |
2129 | { | |
2130 | w = XWINDOW (window); | |
52de7ce9 | 2131 | x_change_window_heights (window, n); |
d043f1a4 RS |
2132 | } |
2133 | } | |
2134 | ||
2135 | void | |
2136 | x_set_menu_bar_lines (f, value, oldval) | |
2137 | struct frame *f; | |
2138 | Lisp_Object value, oldval; | |
2139 | { | |
2140 | int nlines; | |
b6d7acec | 2141 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 2142 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 2143 | #endif |
d043f1a4 | 2144 | |
f64ba6ea JB |
2145 | /* Right now, menu bars don't work properly in minibuf-only frames; |
2146 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 2147 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 2148 | in or split the minibuffer window. */ |
519066d2 | 2149 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
2150 | return; |
2151 | ||
6a5e54e2 | 2152 | if (INTEGERP (value)) |
d043f1a4 RS |
2153 | nlines = XINT (value); |
2154 | else | |
2155 | nlines = 0; | |
2156 | ||
3d09b6be RS |
2157 | /* Make sure we redisplay all windows in this frame. */ |
2158 | windows_or_buffers_changed++; | |
2159 | ||
9ef48a9d RS |
2160 | #ifdef USE_X_TOOLKIT |
2161 | FRAME_MENU_BAR_LINES (f) = 0; | |
2162 | if (nlines) | |
0d8ef3f4 RS |
2163 | { |
2164 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 2165 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
2166 | /* Make sure next redisplay shows the menu bar. */ |
2167 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
2168 | } | |
9ef48a9d RS |
2169 | else |
2170 | { | |
6bc20398 FP |
2171 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
2172 | free_frame_menubar (f); | |
9ef48a9d | 2173 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
2174 | if (FRAME_X_P (f)) |
2175 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
2176 | } |
2177 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 | 2178 | FRAME_MENU_BAR_LINES (f) = nlines; |
52de7ce9 | 2179 | x_change_window_heights (f->root_window, nlines - olines); |
9ef48a9d | 2180 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
2181 | adjust_glyphs (f); |
2182 | } | |
2183 | ||
2184 | ||
2185 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2186 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2187 | is the old number of tool bar lines. This function changes the | |
2188 | height of all windows on frame F to match the new tool bar height. | |
2189 | The frame's height doesn't change. */ | |
2190 | ||
2191 | void | |
9ea173e8 | 2192 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
2193 | struct frame *f; |
2194 | Lisp_Object value, oldval; | |
2195 | { | |
52de7ce9 GM |
2196 | int delta, nlines, root_height; |
2197 | Lisp_Object root_window; | |
333b20bb | 2198 | |
e870b7ba GM |
2199 | /* Treat tool bars like menu bars. */ |
2200 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2201 | return; | |
2202 | ||
333b20bb GM |
2203 | /* Use VALUE only if an integer >= 0. */ |
2204 | if (INTEGERP (value) && XINT (value) >= 0) | |
2205 | nlines = XFASTINT (value); | |
2206 | else | |
2207 | nlines = 0; | |
2208 | ||
2209 | /* Make sure we redisplay all windows in this frame. */ | |
2210 | ++windows_or_buffers_changed; | |
2211 | ||
9ea173e8 | 2212 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
52de7ce9 GM |
2213 | |
2214 | /* Don't resize the tool-bar to more than we have room for. */ | |
2215 | root_window = FRAME_ROOT_WINDOW (f); | |
2216 | root_height = XINT (XWINDOW (root_window)->height); | |
2217 | if (root_height - delta < 1) | |
2218 | { | |
2219 | delta = root_height - 1; | |
2220 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2221 | } | |
2222 | ||
9ea173e8 | 2223 | FRAME_TOOL_BAR_LINES (f) = nlines; |
52de7ce9 | 2224 | x_change_window_heights (root_window, delta); |
333b20bb | 2225 | adjust_glyphs (f); |
ccba751c GM |
2226 | |
2227 | /* We also have to make sure that the internal border at the top of | |
2228 | the frame, below the menu bar or tool bar, is redrawn when the | |
2229 | tool bar disappears. This is so because the internal border is | |
2230 | below the tool bar if one is displayed, but is below the menu bar | |
2231 | if there isn't a tool bar. The tool bar draws into the area | |
2232 | below the menu bar. */ | |
2233 | if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2234 | { | |
2235 | updating_frame = f; | |
2236 | clear_frame (); | |
fb3cd89b | 2237 | clear_current_matrices (f); |
ccba751c GM |
2238 | updating_frame = NULL; |
2239 | } | |
b6f91066 GM |
2240 | |
2241 | /* If the tool bar gets smaller, the internal border below it | |
2242 | has to be cleared. It was formerly part of the display | |
2243 | of the larger tool bar, and updating windows won't clear it. */ | |
2244 | if (delta < 0) | |
2245 | { | |
2246 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2247 | int width = PIXEL_WIDTH (f); | |
2248 | int y = nlines * CANON_Y_UNIT (f); | |
2249 | ||
2250 | BLOCK_INPUT; | |
161d30fd GM |
2251 | x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
2252 | 0, y, width, height, False); | |
b6f91066 | 2253 | UNBLOCK_INPUT; |
ddc24747 GM |
2254 | |
2255 | if (WINDOWP (f->tool_bar_window)) | |
2256 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
b6f91066 | 2257 | } |
333b20bb GM |
2258 | } |
2259 | ||
2260 | ||
2261 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2262 | VALUE should be a string, a color name. If it isn't a string or | |
2263 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2264 | the frame parameter. */ | |
2265 | ||
2266 | void | |
2267 | x_set_scroll_bar_foreground (f, value, oldval) | |
2268 | struct frame *f; | |
2269 | Lisp_Object value, oldval; | |
2270 | { | |
2271 | unsigned long pixel; | |
2272 | ||
2273 | if (STRINGP (value)) | |
2274 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2275 | else | |
2276 | pixel = -1; | |
2277 | ||
2278 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2279 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2280 | ||
2281 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2282 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2283 | { | |
2284 | /* Remove all scroll bars because they have wrong colors. */ | |
2285 | if (condemn_scroll_bars_hook) | |
2286 | (*condemn_scroll_bars_hook) (f); | |
2287 | if (judge_scroll_bars_hook) | |
2288 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2289 | |
2290 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2291 | redraw_frame (f); |
2292 | } | |
2293 | } | |
2294 | ||
2295 | ||
2296 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2297 | should be a string, a color name. If it isn't a string or isn't a | |
2298 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2299 | parameter. */ | |
2300 | ||
2301 | void | |
2302 | x_set_scroll_bar_background (f, value, oldval) | |
2303 | struct frame *f; | |
2304 | Lisp_Object value, oldval; | |
2305 | { | |
2306 | unsigned long pixel; | |
2307 | ||
2308 | if (STRINGP (value)) | |
2309 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2310 | else | |
2311 | pixel = -1; | |
2312 | ||
2313 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2314 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2315 | ||
f15340b7 MB |
2316 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2317 | /* Scrollbar shadow colors. */ | |
2318 | if (f->output_data.x->scroll_bar_top_shadow_pixel != -1) | |
2319 | { | |
2320 | unload_color (f, f->output_data.x->scroll_bar_top_shadow_pixel); | |
2321 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
2322 | } | |
2323 | if (f->output_data.x->scroll_bar_bottom_shadow_pixel != -1) | |
2324 | { | |
2325 | unload_color (f, f->output_data.x->scroll_bar_bottom_shadow_pixel); | |
2326 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
2327 | } | |
2328 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
2329 | ||
333b20bb GM |
2330 | f->output_data.x->scroll_bar_background_pixel = pixel; |
2331 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2332 | { | |
2333 | /* Remove all scroll bars because they have wrong colors. */ | |
2334 | if (condemn_scroll_bars_hook) | |
2335 | (*condemn_scroll_bars_hook) (f); | |
2336 | if (judge_scroll_bars_hook) | |
2337 | (*judge_scroll_bars_hook) (f); | |
2338 | ||
05c8abbe | 2339 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2340 | redraw_frame (f); |
2341 | } | |
d043f1a4 | 2342 | } |
333b20bb | 2343 | |
943b580d | 2344 | \f |
3a258507 | 2345 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
2346 | XICCC (X Inter Client Communication Conventions). |
2347 | ||
2348 | If STRING contains only ASCII characters, do no conversion and | |
2349 | return the string data of STRING. Otherwise, encode the text by | |
2350 | CODING_SYSTEM, and return a newly allocated memory area which | |
2351 | should be freed by `xfree' by a caller. | |
2352 | ||
37323f34 EZ |
2353 | SELECTIONP non-zero means the string is being encoded for an X |
2354 | selection, so it is safe to run pre-write conversions (which | |
2355 | may run Lisp code). | |
2356 | ||
96db09e4 KH |
2357 | Store the byte length of resulting text in *TEXT_BYTES. |
2358 | ||
d60660d6 | 2359 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 2360 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 2361 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
2362 | the result should be `COMPOUND_TEXT'. */ |
2363 | ||
2364 | unsigned char * | |
37323f34 | 2365 | x_encode_text (string, coding_system, selectionp, text_bytes, stringp) |
96db09e4 | 2366 | Lisp_Object string, coding_system; |
d60660d6 | 2367 | int *text_bytes, *stringp; |
37323f34 | 2368 | int selectionp; |
96db09e4 KH |
2369 | { |
2370 | unsigned char *str = XSTRING (string)->data; | |
2371 | int chars = XSTRING (string)->size; | |
2372 | int bytes = STRING_BYTES (XSTRING (string)); | |
2373 | int charset_info; | |
2374 | int bufsize; | |
2375 | unsigned char *buf; | |
2376 | struct coding_system coding; | |
2377 | ||
2378 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
2379 | if (charset_info == 0) | |
2380 | { | |
2381 | /* No multibyte character in OBJ. We need not encode it. */ | |
2382 | *text_bytes = bytes; | |
d60660d6 | 2383 | *stringp = 1; |
96db09e4 KH |
2384 | return str; |
2385 | } | |
2386 | ||
2387 | setup_coding_system (coding_system, &coding); | |
37323f34 EZ |
2388 | if (selectionp |
2389 | && SYMBOLP (coding.pre_write_conversion) | |
2390 | && !NILP (Ffboundp (coding.pre_write_conversion))) | |
2391 | { | |
2392 | string = run_pre_post_conversion_on_str (string, &coding, 1); | |
2393 | str = XSTRING (string)->data; | |
2394 | chars = XSTRING (string)->size; | |
2395 | bytes = STRING_BYTES (XSTRING (string)); | |
2396 | } | |
96db09e4 KH |
2397 | coding.src_multibyte = 1; |
2398 | coding.dst_multibyte = 0; | |
2399 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
2400 | if (coding.type == coding_type_iso2022) |
2401 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
35bc5887 KH |
2402 | /* We suppress producing escape sequences for composition. */ |
2403 | coding.composing = COMPOSITION_DISABLED; | |
96db09e4 KH |
2404 | bufsize = encoding_buffer_size (&coding, bytes); |
2405 | buf = (unsigned char *) xmalloc (bufsize); | |
2406 | encode_coding (&coding, str, buf, bytes, bufsize); | |
2407 | *text_bytes = coding.produced; | |
d60660d6 | 2408 | *stringp = (charset_info == 1 || !EQ (coding_system, Qcompound_text)); |
96db09e4 KH |
2409 | return buf; |
2410 | } | |
2411 | ||
2412 | \f | |
75f9d625 | 2413 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2414 | x_id_name. |
2415 | ||
2416 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2417 | name; if NAME is a string, set F's name to NAME and set |
2418 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2419 | |
2420 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2421 | suggesting a new name, which lisp code should override; if | |
2422 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2423 | ||
2424 | void | |
2425 | x_set_name (f, name, explicit) | |
2426 | struct frame *f; | |
2427 | Lisp_Object name; | |
2428 | int explicit; | |
2429 | { | |
2430 | /* Make sure that requests from lisp code override requests from | |
2431 | Emacs redisplay code. */ | |
2432 | if (explicit) | |
2433 | { | |
2434 | /* If we're switching from explicit to implicit, we had better | |
2435 | update the mode lines and thereby update the title. */ | |
2436 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2437 | update_mode_lines = 1; |
f945b920 JB |
2438 | |
2439 | f->explicit_name = ! NILP (name); | |
2440 | } | |
2441 | else if (f->explicit_name) | |
2442 | return; | |
2443 | ||
2444 | /* If NAME is nil, set the name to the x_id_name. */ | |
2445 | if (NILP (name)) | |
f10f0b79 RS |
2446 | { |
2447 | /* Check for no change needed in this very common case | |
2448 | before we do any consing. */ | |
08a90d6a RS |
2449 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2450 | XSTRING (f->name)->data)) | |
f10f0b79 | 2451 | return; |
08a90d6a | 2452 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2453 | } |
62265f1c | 2454 | else |
b7826503 | 2455 | CHECK_STRING (name); |
01f1ba30 | 2456 | |
f945b920 JB |
2457 | /* Don't change the name if it's already NAME. */ |
2458 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2459 | return; |
2460 | ||
943b580d RS |
2461 | f->name = name; |
2462 | ||
2463 | /* For setting the frame title, the title parameter should override | |
2464 | the name parameter. */ | |
2465 | if (! NILP (f->title)) | |
2466 | name = f->title; | |
2467 | ||
fe24a618 | 2468 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2469 | { |
01f1ba30 | 2470 | BLOCK_INPUT; |
fe24a618 JB |
2471 | #ifdef HAVE_X11R4 |
2472 | { | |
80534dd6 | 2473 | XTextProperty text, icon; |
d60660d6 | 2474 | int bytes, stringp; |
11270583 | 2475 | Lisp_Object coding_system; |
80534dd6 | 2476 | |
11270583 KH |
2477 | coding_system = Vlocale_coding_system; |
2478 | if (NILP (coding_system)) | |
2479 | coding_system = Qcompound_text; | |
37323f34 | 2480 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 2481 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2482 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 2483 | text.format = 8; |
96db09e4 | 2484 | text.nitems = bytes; |
80534dd6 | 2485 | |
96db09e4 KH |
2486 | if (NILP (f->icon_name)) |
2487 | { | |
2488 | icon = text; | |
2489 | } | |
2490 | else | |
2491 | { | |
37323f34 | 2492 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
2493 | &bytes, &stringp); |
2494 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2495 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2496 | icon.format = 8; | |
2497 | icon.nitems = bytes; | |
2498 | } | |
9ef48a9d | 2499 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2500 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2501 | XtWindow (f->output_data.x->widget), &text); |
2502 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2503 | &icon); |
9ef48a9d | 2504 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2505 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2506 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2507 | #endif /* not USE_X_TOOLKIT */ |
96db09e4 KH |
2508 | if (!NILP (f->icon_name) |
2509 | && icon.value != XSTRING (f->icon_name)->data) | |
2510 | xfree (icon.value); | |
2511 | if (text.value != XSTRING (name)->data) | |
2512 | xfree (text.value); | |
fe24a618 | 2513 | } |
9ef48a9d | 2514 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2515 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2516 | XSTRING (name)->data); |
b9dc4443 | 2517 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2518 | XSTRING (name)->data); |
9ef48a9d | 2519 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2520 | UNBLOCK_INPUT; |
2521 | } | |
f945b920 JB |
2522 | } |
2523 | ||
2524 | /* This function should be called when the user's lisp code has | |
2525 | specified a name for the frame; the name will override any set by the | |
2526 | redisplay code. */ | |
2527 | void | |
2528 | x_explicitly_set_name (f, arg, oldval) | |
2529 | FRAME_PTR f; | |
2530 | Lisp_Object arg, oldval; | |
2531 | { | |
2532 | x_set_name (f, arg, 1); | |
2533 | } | |
2534 | ||
2535 | /* This function should be called by Emacs redisplay code to set the | |
2536 | name; names set this way will never override names set by the user's | |
2537 | lisp code. */ | |
25250031 | 2538 | void |
f945b920 JB |
2539 | x_implicitly_set_name (f, arg, oldval) |
2540 | FRAME_PTR f; | |
2541 | Lisp_Object arg, oldval; | |
2542 | { | |
2543 | x_set_name (f, arg, 0); | |
01f1ba30 | 2544 | } |
943b580d RS |
2545 | \f |
2546 | /* Change the title of frame F to NAME. | |
2547 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2548 | |
943b580d RS |
2549 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2550 | name; if NAME is a string, set F's name to NAME and set | |
2551 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2552 | ||
2553 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2554 | suggesting a new name, which lisp code should override; if | |
2555 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2556 | ||
2557 | void | |
d62c8769 | 2558 | x_set_title (f, name, old_name) |
943b580d | 2559 | struct frame *f; |
d62c8769 | 2560 | Lisp_Object name, old_name; |
943b580d RS |
2561 | { |
2562 | /* Don't change the title if it's already NAME. */ | |
2563 | if (EQ (name, f->title)) | |
2564 | return; | |
2565 | ||
2566 | update_mode_lines = 1; | |
2567 | ||
2568 | f->title = name; | |
2569 | ||
2570 | if (NILP (name)) | |
2571 | name = f->name; | |
beb403b3 | 2572 | else |
b7826503 | 2573 | CHECK_STRING (name); |
943b580d RS |
2574 | |
2575 | if (FRAME_X_WINDOW (f)) | |
2576 | { | |
2577 | BLOCK_INPUT; | |
2578 | #ifdef HAVE_X11R4 | |
2579 | { | |
2580 | XTextProperty text, icon; | |
d60660d6 | 2581 | int bytes, stringp; |
11270583 | 2582 | Lisp_Object coding_system; |
943b580d | 2583 | |
11270583 KH |
2584 | coding_system = Vlocale_coding_system; |
2585 | if (NILP (coding_system)) | |
2586 | coding_system = Qcompound_text; | |
37323f34 | 2587 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 2588 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2589 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
943b580d | 2590 | text.format = 8; |
96db09e4 | 2591 | text.nitems = bytes; |
943b580d | 2592 | |
96db09e4 KH |
2593 | if (NILP (f->icon_name)) |
2594 | { | |
2595 | icon = text; | |
2596 | } | |
2597 | else | |
2598 | { | |
37323f34 | 2599 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
2600 | &bytes, &stringp); |
2601 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2602 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2603 | icon.format = 8; | |
2604 | icon.nitems = bytes; | |
2605 | } | |
943b580d RS |
2606 | #ifdef USE_X_TOOLKIT |
2607 | XSetWMName (FRAME_X_DISPLAY (f), | |
2608 | XtWindow (f->output_data.x->widget), &text); | |
2609 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2610 | &icon); | |
2611 | #else /* not USE_X_TOOLKIT */ | |
2612 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2613 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2614 | #endif /* not USE_X_TOOLKIT */ | |
96db09e4 KH |
2615 | if (!NILP (f->icon_name) |
2616 | && icon.value != XSTRING (f->icon_name)->data) | |
2617 | xfree (icon.value); | |
2618 | if (text.value != XSTRING (name)->data) | |
2619 | xfree (text.value); | |
943b580d RS |
2620 | } |
2621 | #else /* not HAVE_X11R4 */ | |
2622 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2623 | XSTRING (name)->data); | |
2624 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2625 | XSTRING (name)->data); | |
2626 | #endif /* not HAVE_X11R4 */ | |
2627 | UNBLOCK_INPUT; | |
2628 | } | |
2629 | } | |
2630 | \f | |
01f1ba30 | 2631 | void |
f676886a JB |
2632 | x_set_autoraise (f, arg, oldval) |
2633 | struct frame *f; | |
01f1ba30 JB |
2634 | Lisp_Object arg, oldval; |
2635 | { | |
f676886a | 2636 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2637 | } |
2638 | ||
2639 | void | |
f676886a JB |
2640 | x_set_autolower (f, arg, oldval) |
2641 | struct frame *f; | |
01f1ba30 JB |
2642 | Lisp_Object arg, oldval; |
2643 | { | |
f676886a | 2644 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2645 | } |
179956b9 | 2646 | |
eac358ef KH |
2647 | void |
2648 | x_set_unsplittable (f, arg, oldval) | |
2649 | struct frame *f; | |
2650 | Lisp_Object arg, oldval; | |
2651 | { | |
2652 | f->no_split = !NILP (arg); | |
2653 | } | |
2654 | ||
179956b9 | 2655 | void |
a3c87d4e | 2656 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2657 | struct frame *f; |
2658 | Lisp_Object arg, oldval; | |
2659 | { | |
1ab3d87e RS |
2660 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2661 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2662 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2663 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2664 | { |
1ab3d87e RS |
2665 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2666 | = (NILP (arg) | |
2667 | ? vertical_scroll_bar_none | |
2668 | : EQ (Qright, arg) | |
2669 | ? vertical_scroll_bar_right | |
2670 | : vertical_scroll_bar_left); | |
179956b9 | 2671 | |
cf177271 JB |
2672 | /* We set this parameter before creating the X window for the |
2673 | frame, so we can get the geometry right from the start. | |
2674 | However, if the window hasn't been created yet, we shouldn't | |
2675 | call x_set_window_size. */ | |
2676 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2677 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2678 | do_pending_window_change (0); |
179956b9 JB |
2679 | } |
2680 | } | |
4701395c KH |
2681 | |
2682 | void | |
2683 | x_set_scroll_bar_width (f, arg, oldval) | |
2684 | struct frame *f; | |
2685 | Lisp_Object arg, oldval; | |
2686 | { | |
a672c74d RS |
2687 | int wid = FONT_WIDTH (f->output_data.x->font); |
2688 | ||
dff9a538 KH |
2689 | if (NILP (arg)) |
2690 | { | |
c6e9d03b GM |
2691 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2692 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2693 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2694 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2695 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2696 | #else | |
2697 | /* Make the actual width at least 14 pixels and a multiple of a | |
2698 | character width. */ | |
a672c74d | 2699 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2700 | |
2701 | /* Use all of that space (aside from required margins) for the | |
2702 | scroll bar. */ | |
dff9a538 | 2703 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2704 | #endif |
a672c74d | 2705 | |
a90ab372 RS |
2706 | if (FRAME_X_WINDOW (f)) |
2707 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2708 | do_pending_window_change (0); |
dff9a538 KH |
2709 | } |
2710 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2711 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2712 | { |
09d8c7ac RS |
2713 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2714 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2715 | |
4701395c KH |
2716 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2717 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2718 | if (FRAME_X_WINDOW (f)) | |
2719 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2720 | } | |
dca97592 | 2721 | |
8938a4fb | 2722 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2723 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2724 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2725 | } |
333b20bb GM |
2726 | |
2727 | ||
01f1ba30 | 2728 | \f |
f676886a | 2729 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2730 | |
b7975ee4 KH |
2731 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2732 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2733 | ||
d387c960 JB |
2734 | static void |
2735 | validate_x_resource_name () | |
2736 | { | |
333b20bb | 2737 | int len = 0; |
0e78b377 RS |
2738 | /* Number of valid characters in the resource name. */ |
2739 | int good_count = 0; | |
2740 | /* Number of invalid characters in the resource name. */ | |
2741 | int bad_count = 0; | |
2742 | Lisp_Object new; | |
2743 | int i; | |
2744 | ||
498e9ac3 RS |
2745 | if (!STRINGP (Vx_resource_class)) |
2746 | Vx_resource_class = build_string (EMACS_CLASS); | |
2747 | ||
cf204347 RS |
2748 | if (STRINGP (Vx_resource_name)) |
2749 | { | |
cf204347 RS |
2750 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2751 | int i; | |
2752 | ||
fc932ac6 | 2753 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2754 | |
2755 | /* Only letters, digits, - and _ are valid in resource names. | |
2756 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2757 | for (i = 0; i < len; i++) |
2758 | { | |
2759 | int c = p[i]; | |
2760 | if (! ((c >= 'a' && c <= 'z') | |
2761 | || (c >= 'A' && c <= 'Z') | |
2762 | || (c >= '0' && c <= '9') | |
2763 | || c == '-' || c == '_')) | |
0e78b377 RS |
2764 | bad_count++; |
2765 | else | |
2766 | good_count++; | |
cf204347 RS |
2767 | } |
2768 | } | |
2769 | else | |
0e78b377 RS |
2770 | /* Not a string => completely invalid. */ |
2771 | bad_count = 5, good_count = 0; | |
2772 | ||
2773 | /* If name is valid already, return. */ | |
2774 | if (bad_count == 0) | |
2775 | return; | |
2776 | ||
2777 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2778 | if (good_count == 0 | |
2779 | || (good_count == 1 && bad_count > 0)) | |
2780 | { | |
b7975ee4 | 2781 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2782 | return; |
2783 | } | |
2784 | ||
2785 | /* Name is partly valid. Copy it and replace the invalid characters | |
2786 | with underscores. */ | |
2787 | ||
2788 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2789 | ||
2790 | for (i = 0; i < len; i++) | |
2791 | { | |
2792 | int c = XSTRING (new)->data[i]; | |
2793 | if (! ((c >= 'a' && c <= 'z') | |
2794 | || (c >= 'A' && c <= 'Z') | |
2795 | || (c >= '0' && c <= '9') | |
2796 | || c == '-' || c == '_')) | |
2797 | XSTRING (new)->data[i] = '_'; | |
2798 | } | |
d387c960 JB |
2799 | } |
2800 | ||
2801 | ||
01f1ba30 | 2802 | extern char *x_get_string_resource (); |
01f1ba30 | 2803 | |
cf177271 | 2804 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
03265352 | 2805 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
c061c855 GM |
2806 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the |
2807 | class, where INSTANCE is the name under which Emacs was invoked, or | |
2808 | the name specified by the `-name' or `-rn' command-line arguments. | |
2809 | ||
2810 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
2811 | class, respectively. You must specify both of them or neither. | |
2812 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
7ee72033 MB |
2813 | and the class is `Emacs.CLASS.SUBCLASS'. */) |
2814 | (attribute, class, component, subclass) | |
cf177271 | 2815 | Lisp_Object attribute, class, component, subclass; |
01f1ba30 JB |
2816 | { |
2817 | register char *value; | |
2818 | char *name_key; | |
2819 | char *class_key; | |
2820 | ||
11ae94fe RS |
2821 | check_x (); |
2822 | ||
b7826503 PJ |
2823 | CHECK_STRING (attribute); |
2824 | CHECK_STRING (class); | |
cf177271 | 2825 | |
8fabe6f4 | 2826 | if (!NILP (component)) |
b7826503 | 2827 | CHECK_STRING (component); |
8fabe6f4 | 2828 | if (!NILP (subclass)) |
b7826503 | 2829 | CHECK_STRING (subclass); |
8fabe6f4 RS |
2830 | if (NILP (component) != NILP (subclass)) |
2831 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2832 | ||
d387c960 JB |
2833 | validate_x_resource_name (); |
2834 | ||
b7975ee4 KH |
2835 | /* Allocate space for the components, the dots which separate them, |
2836 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2837 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2838 | + (STRINGP (component) |
fc932ac6 RS |
2839 | ? STRING_BYTES (XSTRING (component)) : 0) |
2840 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2841 | + 3); |
2842 | ||
fc932ac6 RS |
2843 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2844 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2845 | + (STRINGP (subclass) |
fc932ac6 | 2846 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2847 | + 3); |
2848 | ||
2849 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2850 | and with `Emacs' for the class key (the general one). */ | |
2851 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2852 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2853 | |
2854 | strcat (class_key, "."); | |
2855 | strcat (class_key, XSTRING (class)->data); | |
2856 | ||
2857 | if (!NILP (component)) | |
01f1ba30 | 2858 | { |
b7975ee4 KH |
2859 | strcat (class_key, "."); |
2860 | strcat (class_key, XSTRING (subclass)->data); | |
2861 | ||
2862 | strcat (name_key, "."); | |
2863 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2864 | } |
2865 | ||
b7975ee4 KH |
2866 | strcat (name_key, "."); |
2867 | strcat (name_key, XSTRING (attribute)->data); | |
2868 | ||
b9dc4443 RS |
2869 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2870 | name_key, class_key); | |
01f1ba30 JB |
2871 | |
2872 | if (value != (char *) 0) | |
2873 | return build_string (value); | |
2874 | else | |
2875 | return Qnil; | |
2876 | } | |
2877 | ||
abb4b7ec RS |
2878 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2879 | ||
333b20bb | 2880 | Lisp_Object |
abb4b7ec RS |
2881 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2882 | struct x_display_info *dpyinfo; | |
2883 | Lisp_Object attribute, class, component, subclass; | |
2884 | { | |
2885 | register char *value; | |
2886 | char *name_key; | |
2887 | char *class_key; | |
2888 | ||
b7826503 PJ |
2889 | CHECK_STRING (attribute); |
2890 | CHECK_STRING (class); | |
abb4b7ec RS |
2891 | |
2892 | if (!NILP (component)) | |
b7826503 | 2893 | CHECK_STRING (component); |
abb4b7ec | 2894 | if (!NILP (subclass)) |
b7826503 | 2895 | CHECK_STRING (subclass); |
abb4b7ec RS |
2896 | if (NILP (component) != NILP (subclass)) |
2897 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2898 | ||
2899 | validate_x_resource_name (); | |
2900 | ||
2901 | /* Allocate space for the components, the dots which separate them, | |
2902 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2903 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2904 | + (STRINGP (component) |
fc932ac6 RS |
2905 | ? STRING_BYTES (XSTRING (component)) : 0) |
2906 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2907 | + 3); |
2908 | ||
fc932ac6 RS |
2909 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2910 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2911 | + (STRINGP (subclass) |
fc932ac6 | 2912 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2913 | + 3); |
2914 | ||
2915 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2916 | and with `Emacs' for the class key (the general one). */ | |
2917 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2918 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2919 | ||
2920 | strcat (class_key, "."); | |
2921 | strcat (class_key, XSTRING (class)->data); | |
2922 | ||
2923 | if (!NILP (component)) | |
2924 | { | |
2925 | strcat (class_key, "."); | |
2926 | strcat (class_key, XSTRING (subclass)->data); | |
2927 | ||
2928 | strcat (name_key, "."); | |
2929 | strcat (name_key, XSTRING (component)->data); | |
2930 | } | |
2931 | ||
2932 | strcat (name_key, "."); | |
2933 | strcat (name_key, XSTRING (attribute)->data); | |
2934 | ||
2935 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2936 | ||
2937 | if (value != (char *) 0) | |
2938 | return build_string (value); | |
2939 | else | |
2940 | return Qnil; | |
2941 | } | |
2942 | ||
3402e1a4 RS |
2943 | /* Used when C code wants a resource value. */ |
2944 | ||
2945 | char * | |
2946 | x_get_resource_string (attribute, class) | |
2947 | char *attribute, *class; | |
2948 | { | |
3402e1a4 RS |
2949 | char *name_key; |
2950 | char *class_key; | |
0fe92f72 | 2951 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2952 | |
2953 | /* Allocate space for the components, the dots which separate them, | |
2954 | and the final '\0'. */ | |
fc932ac6 | 2955 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2956 | + strlen (attribute) + 2); |
2957 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2958 | + strlen (class) + 2); | |
2959 | ||
2960 | sprintf (name_key, "%s.%s", | |
2961 | XSTRING (Vinvocation_name)->data, | |
2962 | attribute); | |
2963 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2964 | ||
0fe92f72 | 2965 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2966 | name_key, class_key); |
3402e1a4 RS |
2967 | } |
2968 | ||
60fb3ee1 JB |
2969 | /* Types we might convert a resource string into. */ |
2970 | enum resource_types | |
333b20bb GM |
2971 | { |
2972 | RES_TYPE_NUMBER, | |
d62c8769 | 2973 | RES_TYPE_FLOAT, |
333b20bb GM |
2974 | RES_TYPE_BOOLEAN, |
2975 | RES_TYPE_STRING, | |
2976 | RES_TYPE_SYMBOL | |
2977 | }; | |
60fb3ee1 | 2978 | |
01f1ba30 | 2979 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2980 | |
f676886a | 2981 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2982 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2983 | |
2984 | Convert the resource to the type specified by desired_type. | |
2985 | ||
f9942c9e JB |
2986 | If no default is specified, return Qunbound. If you call |
2987 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2988 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2989 | |
2990 | static Lisp_Object | |
abb4b7ec RS |
2991 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2992 | struct x_display_info *dpyinfo; | |
3c254570 | 2993 | Lisp_Object alist, param; |
60fb3ee1 | 2994 | char *attribute; |
cf177271 | 2995 | char *class; |
60fb3ee1 | 2996 | enum resource_types type; |
01f1ba30 JB |
2997 | { |
2998 | register Lisp_Object tem; | |
2999 | ||
3000 | tem = Fassq (param, alist); | |
3001 | if (EQ (tem, Qnil)) | |
f676886a | 3002 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 3003 | if (EQ (tem, Qnil)) |
01f1ba30 | 3004 | { |
60fb3ee1 | 3005 | |
f9942c9e | 3006 | if (attribute) |
60fb3ee1 | 3007 | { |
abb4b7ec RS |
3008 | tem = display_x_get_resource (dpyinfo, |
3009 | build_string (attribute), | |
3010 | build_string (class), | |
3011 | Qnil, Qnil); | |
f9942c9e JB |
3012 | |
3013 | if (NILP (tem)) | |
3014 | return Qunbound; | |
3015 | ||
3016 | switch (type) | |
3017 | { | |
333b20bb | 3018 | case RES_TYPE_NUMBER: |
f9942c9e JB |
3019 | return make_number (atoi (XSTRING (tem)->data)); |
3020 | ||
d62c8769 GM |
3021 | case RES_TYPE_FLOAT: |
3022 | return make_float (atof (XSTRING (tem)->data)); | |
3023 | ||
333b20bb | 3024 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
3025 | tem = Fdowncase (tem); |
3026 | if (!strcmp (XSTRING (tem)->data, "on") | |
3027 | || !strcmp (XSTRING (tem)->data, "true")) | |
3028 | return Qt; | |
3029 | else | |
3030 | return Qnil; | |
3031 | ||
333b20bb | 3032 | case RES_TYPE_STRING: |
f9942c9e JB |
3033 | return tem; |
3034 | ||
333b20bb | 3035 | case RES_TYPE_SYMBOL: |
49795535 JB |
3036 | /* As a special case, we map the values `true' and `on' |
3037 | to Qt, and `false' and `off' to Qnil. */ | |
3038 | { | |
98381190 KH |
3039 | Lisp_Object lower; |
3040 | lower = Fdowncase (tem); | |
26ae6b61 KH |
3041 | if (!strcmp (XSTRING (lower)->data, "on") |
3042 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 3043 | return Qt; |
26ae6b61 KH |
3044 | else if (!strcmp (XSTRING (lower)->data, "off") |
3045 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
3046 | return Qnil; |
3047 | else | |
89032215 | 3048 | return Fintern (tem, Qnil); |
49795535 | 3049 | } |
f945b920 | 3050 | |
f9942c9e JB |
3051 | default: |
3052 | abort (); | |
3053 | } | |
60fb3ee1 | 3054 | } |
f9942c9e JB |
3055 | else |
3056 | return Qunbound; | |
01f1ba30 JB |
3057 | } |
3058 | return Fcdr (tem); | |
3059 | } | |
3060 | ||
e4f79258 RS |
3061 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
3062 | ||
3063 | static Lisp_Object | |
3064 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
3065 | struct frame *f; | |
3066 | Lisp_Object alist, param; | |
3067 | char *attribute; | |
3068 | char *class; | |
3069 | enum resource_types type; | |
3070 | { | |
3071 | Lisp_Object value; | |
3072 | ||
abb4b7ec RS |
3073 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
3074 | attribute, class, type); | |
e4f79258 RS |
3075 | if (! NILP (value)) |
3076 | store_frame_param (f, param, value); | |
3077 | ||
3078 | return value; | |
3079 | } | |
3080 | ||
f676886a | 3081 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
3082 | of the parameter named PROP (a Lisp symbol). |
3083 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 3084 | on the frame named NAME. |
01f1ba30 JB |
3085 | If that is not found either, use the value DEFLT. */ |
3086 | ||
3087 | static Lisp_Object | |
cf177271 | 3088 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 3089 | struct frame *f; |
01f1ba30 | 3090 | Lisp_Object alist; |
f9942c9e | 3091 | Lisp_Object prop; |
01f1ba30 JB |
3092 | Lisp_Object deflt; |
3093 | char *xprop; | |
cf177271 | 3094 | char *xclass; |
60fb3ee1 | 3095 | enum resource_types type; |
01f1ba30 | 3096 | { |
01f1ba30 JB |
3097 | Lisp_Object tem; |
3098 | ||
abb4b7ec | 3099 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 3100 | if (EQ (tem, Qunbound)) |
01f1ba30 | 3101 | tem = deflt; |
f9942c9e | 3102 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
3103 | return tem; |
3104 | } | |
333b20bb GM |
3105 | |
3106 | ||
3107 | /* Record in frame F the specified or default value according to ALIST | |
3108 | of the parameter named PROP (a Lisp symbol). If no value is | |
3109 | specified for PROP, look for an X default for XPROP on the frame | |
3110 | named NAME. If that is not found either, use the value DEFLT. */ | |
3111 | ||
3112 | static Lisp_Object | |
3113 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
3114 | foreground_p) | |
3115 | struct frame *f; | |
3116 | Lisp_Object alist; | |
3117 | Lisp_Object prop; | |
3118 | char *xprop; | |
3119 | char *xclass; | |
3120 | int foreground_p; | |
3121 | { | |
3122 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
3123 | Lisp_Object tem; | |
3124 | ||
3125 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
3126 | if (EQ (tem, Qunbound)) | |
3127 | { | |
3128 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
3129 | ||
3130 | /* See if an X resource for the scroll bar color has been | |
3131 | specified. */ | |
3132 | tem = display_x_get_resource (dpyinfo, | |
3133 | build_string (foreground_p | |
3134 | ? "foreground" | |
3135 | : "background"), | |
c0ec53ad | 3136 | empty_string, |
333b20bb | 3137 | build_string ("verticalScrollBar"), |
c0ec53ad | 3138 | empty_string); |
333b20bb GM |
3139 | if (!STRINGP (tem)) |
3140 | { | |
3141 | /* If nothing has been specified, scroll bars will use a | |
3142 | toolkit-dependent default. Because these defaults are | |
3143 | difficult to get at without actually creating a scroll | |
3144 | bar, use nil to indicate that no color has been | |
3145 | specified. */ | |
3146 | tem = Qnil; | |
3147 | } | |
3148 | ||
3149 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
3150 | ||
3151 | tem = Qnil; | |
3152 | ||
3153 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
3154 | } | |
3155 | ||
3156 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3157 | return tem; | |
3158 | } | |
3159 | ||
3160 | ||
01f1ba30 | 3161 | \f |
8af1d7ca | 3162 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
7ee72033 | 3163 | doc: /* Parse an X-style geometry string STRING. |
c061c855 GM |
3164 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). |
3165 | The properties returned may include `top', `left', `height', and `width'. | |
3166 | The value of `left' or `top' may be an integer, | |
3167 | or a list (+ N) meaning N pixels relative to top/left corner, | |
7ee72033 MB |
3168 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) |
3169 | (string) | |
a6605e5c | 3170 | Lisp_Object string; |
01f1ba30 JB |
3171 | { |
3172 | int geometry, x, y; | |
3173 | unsigned int width, height; | |
f83f10ba | 3174 | Lisp_Object result; |
01f1ba30 | 3175 | |
b7826503 | 3176 | CHECK_STRING (string); |
01f1ba30 JB |
3177 | |
3178 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3179 | &x, &y, &width, &height); | |
3180 | ||
f83f10ba RS |
3181 | #if 0 |
3182 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
3183 | error ("Must specify both x and y position, or neither"); | |
3184 | #endif | |
3185 | ||
3186 | result = Qnil; | |
3187 | if (geometry & XValue) | |
01f1ba30 | 3188 | { |
f83f10ba RS |
3189 | Lisp_Object element; |
3190 | ||
e1d962d7 RS |
3191 | if (x >= 0 && (geometry & XNegative)) |
3192 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3193 | else if (x < 0 && ! (geometry & XNegative)) | |
3194 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
3195 | else |
3196 | element = Fcons (Qleft, make_number (x)); | |
3197 | result = Fcons (element, result); | |
3198 | } | |
3199 | ||
3200 | if (geometry & YValue) | |
3201 | { | |
3202 | Lisp_Object element; | |
3203 | ||
e1d962d7 RS |
3204 | if (y >= 0 && (geometry & YNegative)) |
3205 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3206 | else if (y < 0 && ! (geometry & YNegative)) | |
3207 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
3208 | else |
3209 | element = Fcons (Qtop, make_number (y)); | |
3210 | result = Fcons (element, result); | |
01f1ba30 | 3211 | } |
f83f10ba RS |
3212 | |
3213 | if (geometry & WidthValue) | |
3214 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3215 | if (geometry & HeightValue) | |
3216 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3217 | ||
3218 | return result; | |
01f1ba30 JB |
3219 | } |
3220 | ||
01f1ba30 | 3221 | /* Calculate the desired size and position of this window, |
f83f10ba | 3222 | and return the flags saying which aspects were specified. |
8fc2766b RS |
3223 | |
3224 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
3225 | |
3226 | #define DEFAULT_ROWS 40 | |
3227 | #define DEFAULT_COLS 80 | |
3228 | ||
f9942c9e | 3229 | static int |
f676886a JB |
3230 | x_figure_window_size (f, parms) |
3231 | struct frame *f; | |
01f1ba30 JB |
3232 | Lisp_Object parms; |
3233 | { | |
4fe1de12 | 3234 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 3235 | long window_prompting = 0; |
abb4b7ec | 3236 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3237 | |
3238 | /* Default values if we fall through. | |
3239 | Actually, if that happens we should get | |
b9dc4443 | 3240 | window manager prompting. */ |
1ab3d87e | 3241 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 3242 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
3243 | /* Window managers expect that if program-specified |
3244 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
3245 | f->output_data.x->top_pos = 0; |
3246 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 3247 | |
333b20bb GM |
3248 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3249 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3250 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3251 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3252 | { |
f83f10ba RS |
3253 | if (!EQ (tem0, Qunbound)) |
3254 | { | |
b7826503 | 3255 | CHECK_NUMBER (tem0); |
f83f10ba RS |
3256 | f->height = XINT (tem0); |
3257 | } | |
3258 | if (!EQ (tem1, Qunbound)) | |
3259 | { | |
b7826503 | 3260 | CHECK_NUMBER (tem1); |
1ab3d87e | 3261 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
3262 | } |
3263 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
3264 | window_prompting |= USSize; |
3265 | else | |
3266 | window_prompting |= PSize; | |
01f1ba30 | 3267 | } |
01f1ba30 | 3268 | |
7556890b | 3269 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
3270 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3271 | ? 0 | |
7556890b | 3272 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
b3ba0aa8 KS |
3273 | |
3274 | x_compute_fringe_widths (f, 0); | |
3275 | ||
7556890b RS |
3276 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3277 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 3278 | |
333b20bb GM |
3279 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3280 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3281 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3282 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3283 | { |
f83f10ba RS |
3284 | if (EQ (tem0, Qminus)) |
3285 | { | |
7556890b | 3286 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3287 | window_prompting |= YNegative; |
3288 | } | |
8e713be6 KR |
3289 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3290 | && CONSP (XCDR (tem0)) | |
3291 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3292 | { |
8e713be6 | 3293 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
3294 | window_prompting |= YNegative; |
3295 | } | |
8e713be6 KR |
3296 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3297 | && CONSP (XCDR (tem0)) | |
3298 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3299 | { |
8e713be6 | 3300 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 3301 | } |
f83f10ba | 3302 | else if (EQ (tem0, Qunbound)) |
7556890b | 3303 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3304 | else |
3305 | { | |
b7826503 | 3306 | CHECK_NUMBER (tem0); |
7556890b RS |
3307 | f->output_data.x->top_pos = XINT (tem0); |
3308 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
3309 | window_prompting |= YNegative; |
3310 | } | |
3311 | ||
3312 | if (EQ (tem1, Qminus)) | |
3313 | { | |
7556890b | 3314 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3315 | window_prompting |= XNegative; |
3316 | } | |
8e713be6 KR |
3317 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3318 | && CONSP (XCDR (tem1)) | |
3319 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3320 | { |
8e713be6 | 3321 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
3322 | window_prompting |= XNegative; |
3323 | } | |
8e713be6 KR |
3324 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3325 | && CONSP (XCDR (tem1)) | |
3326 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3327 | { |
8e713be6 | 3328 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 3329 | } |
f83f10ba | 3330 | else if (EQ (tem1, Qunbound)) |
7556890b | 3331 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3332 | else |
3333 | { | |
b7826503 | 3334 | CHECK_NUMBER (tem1); |
7556890b RS |
3335 | f->output_data.x->left_pos = XINT (tem1); |
3336 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
3337 | window_prompting |= XNegative; |
3338 | } | |
3339 | ||
c3724dc2 | 3340 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
3341 | window_prompting |= USPosition; |
3342 | else | |
3343 | window_prompting |= PPosition; | |
01f1ba30 | 3344 | } |
f83f10ba | 3345 | |
49d41073 EZ |
3346 | if (f->output_data.x->want_fullscreen != FULLSCREEN_NONE) |
3347 | { | |
3348 | int left, top; | |
3349 | int width, height; | |
3350 | ||
3351 | /* It takes both for some WM:s to place it where we want */ | |
3352 | window_prompting = USPosition | PPosition; | |
3353 | x_fullscreen_adjust (f, &width, &height, &top, &left); | |
3354 | f->width = width; | |
3355 | f->height = height; | |
3356 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); | |
3357 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
3358 | f->output_data.x->left_pos = left; | |
3359 | f->output_data.x->top_pos = top; | |
3360 | } | |
3361 | ||
739f2f53 | 3362 | return window_prompting; |
01f1ba30 JB |
3363 | } |
3364 | ||
f58534a3 RS |
3365 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
3366 | ||
3367 | Status | |
3368 | XSetWMProtocols (dpy, w, protocols, count) | |
3369 | Display *dpy; | |
3370 | Window w; | |
3371 | Atom *protocols; | |
3372 | int count; | |
3373 | { | |
3374 | Atom prop; | |
3375 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
3376 | if (prop == None) return False; | |
3377 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
3378 | (unsigned char *) protocols, count); | |
3379 | return True; | |
3380 | } | |
9ef48a9d RS |
3381 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
3382 | \f | |
3383 | #ifdef USE_X_TOOLKIT | |
3384 | ||
8e3d10a9 RS |
3385 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3386 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3387 | already be present because of the toolkit (Motif adds some of them, |
3388 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3389 | |
3390 | static void | |
b9dc4443 RS |
3391 | hack_wm_protocols (f, widget) |
3392 | FRAME_PTR f; | |
9ef48a9d RS |
3393 | Widget widget; |
3394 | { | |
3395 | Display *dpy = XtDisplay (widget); | |
3396 | Window w = XtWindow (widget); | |
3397 | int need_delete = 1; | |
3398 | int need_focus = 1; | |
59aa6c90 | 3399 | int need_save = 1; |
9ef48a9d RS |
3400 | |
3401 | BLOCK_INPUT; | |
3402 | { | |
3403 | Atom type, *atoms = 0; | |
3404 | int format = 0; | |
3405 | unsigned long nitems = 0; | |
3406 | unsigned long bytes_after; | |
3407 | ||
270958e8 KH |
3408 | if ((XGetWindowProperty (dpy, w, |
3409 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3410 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3411 | &type, &format, &nitems, &bytes_after, |
3412 | (unsigned char **) &atoms) | |
3413 | == Success) | |
9ef48a9d RS |
3414 | && format == 32 && type == XA_ATOM) |
3415 | while (nitems > 0) | |
3416 | { | |
3417 | nitems--; | |
b9dc4443 RS |
3418 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3419 | need_delete = 0; | |
3420 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3421 | need_focus = 0; | |
3422 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3423 | need_save = 0; | |
9ef48a9d RS |
3424 | } |
3425 | if (atoms) XFree ((char *) atoms); | |
3426 | } | |
3427 | { | |
3428 | Atom props [10]; | |
3429 | int count = 0; | |
b9dc4443 RS |
3430 | if (need_delete) |
3431 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3432 | if (need_focus) | |
3433 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3434 | if (need_save) | |
3435 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3436 | if (count) |
b9dc4443 RS |
3437 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3438 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3439 | (unsigned char *) props, count); |
3440 | } | |
3441 | UNBLOCK_INPUT; | |
3442 | } | |
3443 | #endif | |
86779fac GM |
3444 | |
3445 | ||
5a7df7d7 GM |
3446 | \f |
3447 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3448 | |
5a7df7d7 GM |
3449 | #ifdef HAVE_X_I18N |
3450 | ||
3451 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3452 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3453 | ||
3454 | ||
3455 | /* Supported XIM styles, ordered by preferenc. */ | |
3456 | ||
3457 | static XIMStyle supported_xim_styles[] = | |
3458 | { | |
3459 | XIMPreeditPosition | XIMStatusArea, | |
3460 | XIMPreeditPosition | XIMStatusNothing, | |
3461 | XIMPreeditPosition | XIMStatusNone, | |
3462 | XIMPreeditNothing | XIMStatusArea, | |
3463 | XIMPreeditNothing | XIMStatusNothing, | |
3464 | XIMPreeditNothing | XIMStatusNone, | |
3465 | XIMPreeditNone | XIMStatusArea, | |
3466 | XIMPreeditNone | XIMStatusNothing, | |
3467 | XIMPreeditNone | XIMStatusNone, | |
3468 | 0, | |
3469 | }; | |
3470 | ||
3471 | ||
3472 | /* Create an X fontset on frame F with base font name | |
3473 | BASE_FONTNAME.. */ | |
3474 | ||
3475 | static XFontSet | |
3476 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3477 | struct frame *f; |
5a7df7d7 | 3478 | char *base_fontname; |
86779fac | 3479 | { |
5a7df7d7 GM |
3480 | XFontSet xfs; |
3481 | char **missing_list; | |
3482 | int missing_count; | |
3483 | char *def_string; | |
86779fac | 3484 | |
5a7df7d7 GM |
3485 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3486 | base_fontname, &missing_list, | |
3487 | &missing_count, &def_string); | |
3488 | if (missing_list) | |
3489 | XFreeStringList (missing_list); | |
3490 | ||
3491 | /* No need to free def_string. */ | |
3492 | return xfs; | |
3493 | } | |
3494 | ||
3495 | ||
3496 | /* Value is the best input style, given user preferences USER (already | |
3497 | checked to be supported by Emacs), and styles supported by the | |
3498 | input method XIM. */ | |
3499 | ||
3500 | static XIMStyle | |
3501 | best_xim_style (user, xim) | |
3502 | XIMStyles *user; | |
3503 | XIMStyles *xim; | |
3504 | { | |
3505 | int i, j; | |
3506 | ||
3507 | for (i = 0; i < user->count_styles; ++i) | |
3508 | for (j = 0; j < xim->count_styles; ++j) | |
3509 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3510 | return user->supported_styles[i]; | |
3511 | ||
3512 | /* Return the default style. */ | |
3513 | return XIMPreeditNothing | XIMStatusNothing; | |
3514 | } | |
3515 | ||
3516 | /* Create XIC for frame F. */ | |
3517 | ||
5df79d3d GM |
3518 | static XIMStyle xic_style; |
3519 | ||
5a7df7d7 GM |
3520 | void |
3521 | create_frame_xic (f) | |
3522 | struct frame *f; | |
3523 | { | |
5a7df7d7 GM |
3524 | XIM xim; |
3525 | XIC xic = NULL; | |
3526 | XFontSet xfs = NULL; | |
86779fac | 3527 | |
5a7df7d7 GM |
3528 | if (FRAME_XIC (f)) |
3529 | return; | |
3530 | ||
3531 | xim = FRAME_X_XIM (f); | |
3532 | if (xim) | |
3533 | { | |
d9d57cb2 DL |
3534 | XRectangle s_area; |
3535 | XPoint spot; | |
5a7df7d7 GM |
3536 | XVaNestedList preedit_attr; |
3537 | XVaNestedList status_attr; | |
3538 | char *base_fontname; | |
3539 | int fontset; | |
3540 | ||
d9d57cb2 DL |
3541 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3542 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3543 | /* Create X fontset. */ |
3544 | fontset = FRAME_FONTSET (f); | |
3545 | if (fontset < 0) | |
3546 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3547 | else | |
3548 | { | |
6ecb43ce KH |
3549 | /* Determine the base fontname from the ASCII font name of |
3550 | FONTSET. */ | |
3551 | char *ascii_font = (char *) XSTRING (fontset_ascii (fontset))->data; | |
3552 | char *p = ascii_font; | |
5a7df7d7 | 3553 | int i; |
6ecb43ce KH |
3554 | |
3555 | for (i = 0; *p; p++) | |
3556 | if (*p == '-') i++; | |
3557 | if (i != 14) | |
3558 | /* As the font name doesn't conform to XLFD, we can't | |
3559 | modify it to get a suitable base fontname for the | |
3560 | frame. */ | |
3561 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3562 | else | |
3563 | { | |
3564 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 3565 | char *p1 = NULL; |
6ecb43ce KH |
3566 | |
3567 | for (i = 0, p = ascii_font; i < 8; p++) | |
3568 | { | |
3569 | if (*p == '-') | |
3570 | { | |
3571 | i++; | |
3572 | if (i == 3) | |
3573 | p1 = p + 1; | |
3574 | } | |
3575 | } | |
3576 | base_fontname = (char *) alloca (len); | |
3577 | bzero (base_fontname, len); | |
3578 | strcpy (base_fontname, "-*-*-"); | |
3579 | bcopy (p1, base_fontname + 5, p - p1); | |
3580 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
3581 | } | |
5a7df7d7 GM |
3582 | } |
3583 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3584 | |
5a7df7d7 GM |
3585 | /* Determine XIC style. */ |
3586 | if (xic_style == 0) | |
3587 | { | |
3588 | XIMStyles supported_list; | |
3589 | supported_list.count_styles = (sizeof supported_xim_styles | |
3590 | / sizeof supported_xim_styles[0]); | |
3591 | supported_list.supported_styles = supported_xim_styles; | |
3592 | xic_style = best_xim_style (&supported_list, | |
3593 | FRAME_X_XIM_STYLES (f)); | |
3594 | } | |
86779fac | 3595 | |
5a7df7d7 GM |
3596 | preedit_attr = XVaCreateNestedList (0, |
3597 | XNFontSet, xfs, | |
3598 | XNForeground, | |
3599 | FRAME_FOREGROUND_PIXEL (f), | |
3600 | XNBackground, | |
3601 | FRAME_BACKGROUND_PIXEL (f), | |
3602 | (xic_style & XIMPreeditPosition | |
3603 | ? XNSpotLocation | |
3604 | : NULL), | |
3605 | &spot, | |
3606 | NULL); | |
3607 | status_attr = XVaCreateNestedList (0, | |
3608 | XNArea, | |
3609 | &s_area, | |
3610 | XNFontSet, | |
3611 | xfs, | |
3612 | XNForeground, | |
3613 | FRAME_FOREGROUND_PIXEL (f), | |
3614 | XNBackground, | |
3615 | FRAME_BACKGROUND_PIXEL (f), | |
3616 | NULL); | |
3617 | ||
3618 | xic = XCreateIC (xim, | |
3619 | XNInputStyle, xic_style, | |
3620 | XNClientWindow, FRAME_X_WINDOW(f), | |
3621 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3622 | XNStatusAttributes, status_attr, | |
3623 | XNPreeditAttributes, preedit_attr, | |
3624 | NULL); | |
3625 | XFree (preedit_attr); | |
3626 | XFree (status_attr); | |
3627 | } | |
3628 | ||
3629 | FRAME_XIC (f) = xic; | |
3630 | FRAME_XIC_STYLE (f) = xic_style; | |
3631 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
3632 | } |
3633 | ||
5a7df7d7 GM |
3634 | |
3635 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3636 | ||
3637 | void | |
3638 | free_frame_xic (f) | |
3639 | struct frame *f; | |
3640 | { | |
3641 | if (FRAME_XIC (f) == NULL) | |
3642 | return; | |
3643 | ||
3644 | XDestroyIC (FRAME_XIC (f)); | |
3645 | if (FRAME_XIC_FONTSET (f)) | |
3646 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3647 | ||
3648 | FRAME_XIC (f) = NULL; | |
3649 | FRAME_XIC_FONTSET (f) = NULL; | |
3650 | } | |
3651 | ||
3652 | ||
3653 | /* Place preedit area for XIC of window W's frame to specified | |
3654 | pixel position X/Y. X and Y are relative to window W. */ | |
3655 | ||
3656 | void | |
3657 | xic_set_preeditarea (w, x, y) | |
3658 | struct window *w; | |
3659 | int x, y; | |
3660 | { | |
3661 | struct frame *f = XFRAME (w->frame); | |
3662 | XVaNestedList attr; | |
3663 | XPoint spot; | |
3664 | ||
3665 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3666 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3667 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3668 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3669 | XFree (attr); | |
3670 | } | |
3671 | ||
3672 | ||
3673 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3674 | ||
3675 | void | |
3676 | xic_set_statusarea (f) | |
3677 | struct frame *f; | |
3678 | { | |
3679 | XIC xic = FRAME_XIC (f); | |
3680 | XVaNestedList attr; | |
3681 | XRectangle area; | |
3682 | XRectangle *needed; | |
3683 | ||
3684 | /* Negotiate geometry of status area. If input method has existing | |
3685 | status area, use its current size. */ | |
3686 | area.x = area.y = area.width = area.height = 0; | |
3687 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3688 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3689 | XFree (attr); | |
3690 | ||
3691 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3692 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3693 | XFree (attr); | |
3694 | ||
3695 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3696 | { | |
3697 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3698 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3699 | XFree (attr); | |
3700 | } | |
3701 | ||
3702 | area.width = needed->width; | |
3703 | area.height = needed->height; | |
3704 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3705 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3706 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3707 | XFree (needed); | |
3708 | ||
3709 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3710 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3711 | XFree (attr); | |
3712 | } | |
3713 | ||
3714 | ||
3715 | /* Set X fontset for XIC of frame F, using base font name | |
3716 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3717 | ||
3718 | void | |
3719 | xic_set_xfontset (f, base_fontname) | |
3720 | struct frame *f; | |
3721 | char *base_fontname; | |
3722 | { | |
3723 | XVaNestedList attr; | |
3724 | XFontSet xfs; | |
3725 | ||
3726 | xfs = xic_create_xfontset (f, base_fontname); | |
3727 | ||
3728 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3729 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3730 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3731 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3732 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3733 | XFree (attr); | |
3734 | ||
3735 | if (FRAME_XIC_FONTSET (f)) | |
3736 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3737 | FRAME_XIC_FONTSET (f) = xfs; | |
3738 | } | |
3739 | ||
3740 | #endif /* HAVE_X_I18N */ | |
3741 | ||
3742 | ||
9ef48a9d | 3743 | \f |
8fc2766b RS |
3744 | #ifdef USE_X_TOOLKIT |
3745 | ||
3746 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3747 | |
01f1ba30 | 3748 | static void |
a7f7d550 FP |
3749 | x_window (f, window_prompting, minibuffer_only) |
3750 | struct frame *f; | |
3751 | long window_prompting; | |
3752 | int minibuffer_only; | |
01f1ba30 | 3753 | { |
9ef48a9d | 3754 | XClassHint class_hints; |
31ac8d8c FP |
3755 | XSetWindowAttributes attributes; |
3756 | unsigned long attribute_mask; | |
9ef48a9d RS |
3757 | Widget shell_widget; |
3758 | Widget pane_widget; | |
6c32dd68 | 3759 | Widget frame_widget; |
9ef48a9d RS |
3760 | Arg al [25]; |
3761 | int ac; | |
3762 | ||
3763 | BLOCK_INPUT; | |
3764 | ||
b7975ee4 KH |
3765 | /* Use the resource name as the top-level widget name |
3766 | for looking up resources. Make a non-Lisp copy | |
3767 | for the window manager, so GC relocation won't bother it. | |
3768 | ||
3769 | Elsewhere we specify the window name for the window manager. */ | |
3770 | ||
cca176a0 | 3771 | { |
b7975ee4 KH |
3772 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3773 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3774 | strcpy (f->namebuf, str); |
3775 | } | |
9ef48a9d RS |
3776 | |
3777 | ac = 0; | |
3778 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3779 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3780 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3781 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
9b2956e2 GM |
3782 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3783 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3784 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 3785 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3786 | applicationShellWidgetClass, |
82c90203 | 3787 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3788 | |
7556890b | 3789 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3790 | /* maybe_set_screen_title_format (shell_widget); */ |
3791 | ||
6c32dd68 PR |
3792 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3793 | (widget_value *) NULL, | |
3794 | shell_widget, False, | |
3795 | (lw_callback) NULL, | |
3796 | (lw_callback) NULL, | |
b6e11efd | 3797 | (lw_callback) NULL, |
6c32dd68 | 3798 | (lw_callback) NULL); |
9ef48a9d | 3799 | |
9b2956e2 GM |
3800 | ac = 0; |
3801 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
3802 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3803 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3804 | XtSetValues (pane_widget, al, ac); | |
7556890b | 3805 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3806 | |
9ef48a9d | 3807 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3808 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3809 | |
3810 | ac = 0; | |
3811 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3812 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3813 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3814 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3815 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
3816 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3817 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3818 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3819 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
3820 | al, ac); | |
9ef48a9d | 3821 | |
7556890b | 3822 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3823 | |
6c32dd68 | 3824 | XtManageChild (frame_widget); |
a7f7d550 FP |
3825 | |
3826 | /* Do some needed geometry management. */ | |
3827 | { | |
3828 | int len; | |
3829 | char *tem, shell_position[32]; | |
3830 | Arg al[2]; | |
3831 | int ac = 0; | |
5031cc10 | 3832 | int extra_borders = 0; |
8fc2766b | 3833 | int menubar_size |
7556890b RS |
3834 | = (f->output_data.x->menubar_widget |
3835 | ? (f->output_data.x->menubar_widget->core.height | |
3836 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3837 | : 0); |
a7f7d550 | 3838 | |
f7008aff RS |
3839 | #if 0 /* Experimentally, we now get the right results |
3840 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3841 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3842 | { | |
dd254b21 | 3843 | Dimension ibw = 0; |
01cbdba5 RS |
3844 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3845 | menubar_size += ibw; | |
3846 | } | |
f7008aff | 3847 | #endif |
01cbdba5 | 3848 | |
7556890b | 3849 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3850 | |
440b0bfd | 3851 | #ifndef USE_LUCID |
5031cc10 KH |
3852 | /* Motif seems to need this amount added to the sizes |
3853 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3854 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3855 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3856 | &extra_borders, NULL); | |
3857 | extra_borders *= 2; | |
3858 | #endif | |
5031cc10 | 3859 | |
97787173 RS |
3860 | /* Convert our geometry parameters into a geometry string |
3861 | and specify it. | |
3862 | Note that we do not specify here whether the position | |
3863 | is a user-specified or program-specified one. | |
3864 | We pass that information later, in x_wm_set_size_hints. */ | |
3865 | { | |
7556890b | 3866 | int left = f->output_data.x->left_pos; |
97787173 | 3867 | int xneg = window_prompting & XNegative; |
7556890b | 3868 | int top = f->output_data.x->top_pos; |
97787173 RS |
3869 | int yneg = window_prompting & YNegative; |
3870 | if (xneg) | |
3871 | left = -left; | |
3872 | if (yneg) | |
3873 | top = -top; | |
c760f47e KH |
3874 | |
3875 | if (window_prompting & USPosition) | |
5031cc10 KH |
3876 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3877 | PIXEL_WIDTH (f) + extra_borders, | |
3878 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3879 | (xneg ? '-' : '+'), left, |
3880 | (yneg ? '-' : '+'), top); | |
3881 | else | |
5031cc10 KH |
3882 | sprintf (shell_position, "=%dx%d", |
3883 | PIXEL_WIDTH (f) + extra_borders, | |
3884 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3885 | } |
3886 | ||
a7f7d550 | 3887 | len = strlen (shell_position) + 1; |
77110caa RS |
3888 | /* We don't free this because we don't know whether |
3889 | it is safe to free it while the frame exists. | |
3890 | It isn't worth the trouble of arranging to free it | |
3891 | when the frame is deleted. */ | |
a7f7d550 FP |
3892 | tem = (char *) xmalloc (len); |
3893 | strncpy (tem, shell_position, len); | |
3894 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3895 | XtSetValues (shell_widget, al, ac); | |
3896 | } | |
3897 | ||
9ef48a9d RS |
3898 | XtManageChild (pane_widget); |
3899 | XtRealizeWidget (shell_widget); | |
3900 | ||
6c32dd68 | 3901 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3902 | |
3903 | validate_x_resource_name (); | |
b7975ee4 | 3904 | |
9ef48a9d | 3905 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3906 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3907 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3908 | |
3909 | #ifdef HAVE_X_I18N | |
3910 | FRAME_XIC (f) = NULL; | |
4bd777b8 | 3911 | #ifdef USE_XIM |
5a7df7d7 | 3912 | create_frame_xic (f); |
4bd777b8 | 3913 | #endif |
5a7df7d7 | 3914 | #endif |
64d16748 | 3915 | |
7556890b RS |
3916 | f->output_data.x->wm_hints.input = True; |
3917 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3918 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3919 | &f->output_data.x->wm_hints); |
b8228beb | 3920 | |
c4ec904f | 3921 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3922 | |
6c32dd68 PR |
3923 | #ifdef HACK_EDITRES |
3924 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3925 | #endif | |
3926 | ||
9ef48a9d | 3927 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3928 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3929 | be initialized to something relevant to the time we created the window. |
3930 | */ | |
6c32dd68 | 3931 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3932 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3933 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3934 | (unsigned char*) NULL, 0); |
3935 | ||
5a7df7d7 | 3936 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3937 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3938 | |
3939 | #ifdef HAVE_X_I18N | |
3940 | if (FRAME_XIC (f)) | |
3941 | { | |
3942 | /* XIM server might require some X events. */ | |
3943 | unsigned long fevent = NoEventMask; | |
3944 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3945 | attributes.event_mask |= fevent; | |
3946 | } | |
3947 | #endif /* HAVE_X_I18N */ | |
3948 | ||
31ac8d8c FP |
3949 | attribute_mask = CWEventMask; |
3950 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3951 | attribute_mask, &attributes); | |
3952 | ||
6c32dd68 | 3953 | XtMapWidget (frame_widget); |
9ef48a9d | 3954 | |
8fc2766b RS |
3955 | /* x_set_name normally ignores requests to set the name if the |
3956 | requested name is the same as the current name. This is the one | |
3957 | place where that assumption isn't correct; f->name is set, but | |
3958 | the X server hasn't been told. */ | |
3959 | { | |
3960 | Lisp_Object name; | |
3961 | int explicit = f->explicit_name; | |
3962 | ||
3963 | f->explicit_name = 0; | |
3964 | name = f->name; | |
3965 | f->name = Qnil; | |
3966 | x_set_name (f, name, explicit); | |
3967 | } | |
3968 | ||
b9dc4443 | 3969 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3970 | f->output_data.x->text_cursor); |
8fc2766b RS |
3971 | |
3972 | UNBLOCK_INPUT; | |
3973 | ||
495fa05e GM |
3974 | /* This is a no-op, except under Motif. Make sure main areas are |
3975 | set to something reasonable, in case we get an error later. */ | |
3976 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3977 | } |
3978 | ||
9ef48a9d RS |
3979 | #else /* not USE_X_TOOLKIT */ |
3980 | ||
8fc2766b RS |
3981 | /* Create and set up the X window for frame F. */ |
3982 | ||
201d8c78 | 3983 | void |
8fc2766b RS |
3984 | x_window (f) |
3985 | struct frame *f; | |
3986 | ||
3987 | { | |
3988 | XClassHint class_hints; | |
3989 | XSetWindowAttributes attributes; | |
3990 | unsigned long attribute_mask; | |
3991 | ||
7556890b RS |
3992 | attributes.background_pixel = f->output_data.x->background_pixel; |
3993 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3994 | attributes.bit_gravity = StaticGravity; |
3995 | attributes.backing_store = NotUseful; | |
3996 | attributes.save_under = True; | |
3997 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
3998 | attributes.colormap = FRAME_X_COLORMAP (f); |
3999 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
4000 | | CWColormap); | |
01f1ba30 JB |
4001 | |
4002 | BLOCK_INPUT; | |
fe24a618 | 4003 | FRAME_X_WINDOW (f) |
b9dc4443 | 4004 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
4005 | f->output_data.x->parent_desc, |
4006 | f->output_data.x->left_pos, | |
4007 | f->output_data.x->top_pos, | |
f676886a | 4008 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 4009 | f->output_data.x->border_width, |
01f1ba30 JB |
4010 | CopyFromParent, /* depth */ |
4011 | InputOutput, /* class */ | |
383d6ffc | 4012 | FRAME_X_VISUAL (f), |
01f1ba30 | 4013 | attribute_mask, &attributes); |
5a7df7d7 GM |
4014 | |
4015 | #ifdef HAVE_X_I18N | |
4bd777b8 | 4016 | #ifdef USE_XIM |
5a7df7d7 GM |
4017 | create_frame_xic (f); |
4018 | if (FRAME_XIC (f)) | |
4019 | { | |
4020 | /* XIM server might require some X events. */ | |
4021 | unsigned long fevent = NoEventMask; | |
4022 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
4023 | attributes.event_mask |= fevent; | |
4024 | attribute_mask = CWEventMask; | |
4025 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4026 | attribute_mask, &attributes); | |
4027 | } | |
4bd777b8 | 4028 | #endif |
5a7df7d7 GM |
4029 | #endif /* HAVE_X_I18N */ |
4030 | ||
d387c960 | 4031 | validate_x_resource_name (); |
b7975ee4 | 4032 | |
d387c960 | 4033 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 4034 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 4035 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 4036 | |
00983aba KH |
4037 | /* The menubar is part of the ordinary display; |
4038 | it does not count in addition to the height of the window. */ | |
7556890b | 4039 | f->output_data.x->menubar_height = 0; |
00983aba | 4040 | |
179956b9 JB |
4041 | /* This indicates that we use the "Passive Input" input model. |
4042 | Unless we do this, we don't get the Focus{In,Out} events that we | |
4043 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 4044 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 4045 | |
7556890b RS |
4046 | f->output_data.x->wm_hints.input = True; |
4047 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 4048 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 4049 | &f->output_data.x->wm_hints); |
6d078211 | 4050 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 4051 | |
032e4ebe RS |
4052 | /* Request "save yourself" and "delete window" commands from wm. */ |
4053 | { | |
4054 | Atom protocols[2]; | |
b9dc4443 RS |
4055 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
4056 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
4057 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 4058 | } |
9ef48a9d | 4059 | |
e373f201 JB |
4060 | /* x_set_name normally ignores requests to set the name if the |
4061 | requested name is the same as the current name. This is the one | |
4062 | place where that assumption isn't correct; f->name is set, but | |
4063 | the X server hasn't been told. */ | |
4064 | { | |
98381190 | 4065 | Lisp_Object name; |
cf177271 | 4066 | int explicit = f->explicit_name; |
e373f201 | 4067 | |
cf177271 | 4068 | f->explicit_name = 0; |
98381190 KH |
4069 | name = f->name; |
4070 | f->name = Qnil; | |
cf177271 | 4071 | x_set_name (f, name, explicit); |
e373f201 JB |
4072 | } |
4073 | ||
b9dc4443 | 4074 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 4075 | f->output_data.x->text_cursor); |
9ef48a9d | 4076 | |
01f1ba30 JB |
4077 | UNBLOCK_INPUT; |
4078 | ||
fe24a618 | 4079 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 4080 | error ("Unable to create window"); |
01f1ba30 JB |
4081 | } |
4082 | ||
8fc2766b RS |
4083 | #endif /* not USE_X_TOOLKIT */ |
4084 | ||
01f1ba30 JB |
4085 | /* Handle the icon stuff for this window. Perhaps later we might |
4086 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 4087 | well. */ |
01f1ba30 JB |
4088 | |
4089 | static void | |
f676886a JB |
4090 | x_icon (f, parms) |
4091 | struct frame *f; | |
01f1ba30 JB |
4092 | Lisp_Object parms; |
4093 | { | |
f9942c9e | 4094 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 4095 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
4096 | |
4097 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 4098 | icons in an icon window. */ |
333b20bb GM |
4099 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
4100 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 4101 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 4102 | { |
b7826503 PJ |
4103 | CHECK_NUMBER (icon_x); |
4104 | CHECK_NUMBER (icon_y); | |
01f1ba30 | 4105 | } |
f9942c9e | 4106 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 4107 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 4108 | |
f9942c9e JB |
4109 | BLOCK_INPUT; |
4110 | ||
fe24a618 JB |
4111 | if (! EQ (icon_x, Qunbound)) |
4112 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 4113 | |
01f1ba30 | 4114 | /* Start up iconic or window? */ |
49795535 | 4115 | x_wm_set_window_state |
333b20bb GM |
4116 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
4117 | Qicon) | |
49795535 JB |
4118 | ? IconicState |
4119 | : NormalState)); | |
01f1ba30 | 4120 | |
f468da95 RS |
4121 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
4122 | ? f->icon_name | |
4123 | : f->name))->data); | |
80534dd6 | 4124 | |
01f1ba30 JB |
4125 | UNBLOCK_INPUT; |
4126 | } | |
4127 | ||
b243755a | 4128 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
4129 | background, border and mouse colors; also create the |
4130 | mouse cursor and the gray border tile. */ | |
4131 | ||
f945b920 JB |
4132 | static char cursor_bits[] = |
4133 | { | |
4134 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4135 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4136 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4137 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
4138 | }; | |
4139 | ||
01f1ba30 | 4140 | static void |
f676886a JB |
4141 | x_make_gc (f) |
4142 | struct frame *f; | |
01f1ba30 JB |
4143 | { |
4144 | XGCValues gc_values; | |
01f1ba30 | 4145 | |
6afb1d07 JB |
4146 | BLOCK_INPUT; |
4147 | ||
b243755a | 4148 | /* Create the GCs of this frame. |
9ef48a9d | 4149 | Note that many default values are used. */ |
01f1ba30 JB |
4150 | |
4151 | /* Normal video */ | |
7556890b RS |
4152 | gc_values.font = f->output_data.x->font->fid; |
4153 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
4154 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 4155 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
959e647d GM |
4156 | f->output_data.x->normal_gc |
4157 | = XCreateGC (FRAME_X_DISPLAY (f), | |
4158 | FRAME_X_WINDOW (f), | |
4159 | GCLineWidth | GCFont | GCForeground | GCBackground, | |
4160 | &gc_values); | |
01f1ba30 | 4161 | |
b9dc4443 | 4162 | /* Reverse video style. */ |
7556890b RS |
4163 | gc_values.foreground = f->output_data.x->background_pixel; |
4164 | gc_values.background = f->output_data.x->foreground_pixel; | |
959e647d GM |
4165 | f->output_data.x->reverse_gc |
4166 | = XCreateGC (FRAME_X_DISPLAY (f), | |
4167 | FRAME_X_WINDOW (f), | |
4168 | GCFont | GCForeground | GCBackground | GCLineWidth, | |
4169 | &gc_values); | |
01f1ba30 | 4170 | |
9ef48a9d | 4171 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
4172 | gc_values.foreground = f->output_data.x->background_pixel; |
4173 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
4174 | gc_values.fill_style = FillOpaqueStippled; |
4175 | gc_values.stipple | |
b9dc4443 RS |
4176 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
4177 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 4178 | cursor_bits, 16, 16); |
7556890b | 4179 | f->output_data.x->cursor_gc |
b9dc4443 | 4180 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 4181 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 4182 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
4183 | &gc_values); |
4184 | ||
333b20bb GM |
4185 | /* Reliefs. */ |
4186 | f->output_data.x->white_relief.gc = 0; | |
4187 | f->output_data.x->black_relief.gc = 0; | |
4188 | ||
01f1ba30 | 4189 | /* Create the gray border tile used when the pointer is not in |
f676886a | 4190 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 4191 | this must be done on a per-frame basis. */ |
7556890b | 4192 | f->output_data.x->border_tile |
d043f1a4 | 4193 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 4194 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 4195 | gray_bits, gray_width, gray_height, |
7556890b RS |
4196 | f->output_data.x->foreground_pixel, |
4197 | f->output_data.x->background_pixel, | |
ab452f99 | 4198 | DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)))); |
6afb1d07 JB |
4199 | |
4200 | UNBLOCK_INPUT; | |
01f1ba30 | 4201 | } |
01f1ba30 | 4202 | |
959e647d GM |
4203 | |
4204 | /* Free what was was allocated in x_make_gc. */ | |
4205 | ||
4206 | void | |
4207 | x_free_gcs (f) | |
4208 | struct frame *f; | |
4209 | { | |
4210 | Display *dpy = FRAME_X_DISPLAY (f); | |
4211 | ||
4212 | BLOCK_INPUT; | |
4213 | ||
4214 | if (f->output_data.x->normal_gc) | |
4215 | { | |
4216 | XFreeGC (dpy, f->output_data.x->normal_gc); | |
4217 | f->output_data.x->normal_gc = 0; | |
4218 | } | |
4219 | ||
4220 | if (f->output_data.x->reverse_gc) | |
4221 | { | |
4222 | XFreeGC (dpy, f->output_data.x->reverse_gc); | |
4223 | f->output_data.x->reverse_gc = 0; | |
4224 | } | |
4225 | ||
4226 | if (f->output_data.x->cursor_gc) | |
4227 | { | |
4228 | XFreeGC (dpy, f->output_data.x->cursor_gc); | |
4229 | f->output_data.x->cursor_gc = 0; | |
4230 | } | |
4231 | ||
4232 | if (f->output_data.x->border_tile) | |
4233 | { | |
4234 | XFreePixmap (dpy, f->output_data.x->border_tile); | |
4235 | f->output_data.x->border_tile = 0; | |
4236 | } | |
4237 | ||
4238 | UNBLOCK_INPUT; | |
4239 | } | |
4240 | ||
4241 | ||
eaf1eea9 GM |
4242 | /* Handler for signals raised during x_create_frame and |
4243 | x_create_top_frame. FRAME is the frame which is partially | |
4244 | constructed. */ | |
4245 | ||
4246 | static Lisp_Object | |
4247 | unwind_create_frame (frame) | |
4248 | Lisp_Object frame; | |
4249 | { | |
4250 | struct frame *f = XFRAME (frame); | |
4251 | ||
4252 | /* If frame is ``official'', nothing to do. */ | |
4253 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
4254 | { | |
f1d2ce7f | 4255 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4256 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
4257 | #endif | |
4258 | ||
4259 | x_free_frame_resources (f); | |
4260 | ||
4261 | /* Check that reference counts are indeed correct. */ | |
4262 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
4263 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a | 4264 | return Qt; |
eaf1eea9 GM |
4265 | } |
4266 | ||
4267 | return Qnil; | |
4268 | } | |
4269 | ||
4270 | ||
f676886a | 4271 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 4272 | 1, 1, 0, |
7ee72033 | 4273 | doc: /* Make a new X window, which is called a "frame" in Emacs terms. |
c061c855 GM |
4274 | Returns an Emacs frame object. |
4275 | ALIST is an alist of frame parameters. | |
4276 | If the parameters specify that the frame should not have a minibuffer, | |
4277 | and do not specify a specific minibuffer window to use, | |
4278 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
4279 | be shared by the new frame. | |
4280 | ||
7ee72033 MB |
4281 | This function is an internal primitive--use `make-frame' instead. */) |
4282 | (parms) | |
01f1ba30 JB |
4283 | Lisp_Object parms; |
4284 | { | |
f676886a | 4285 | struct frame *f; |
2365c027 | 4286 | Lisp_Object frame, tem; |
01f1ba30 JB |
4287 | Lisp_Object name; |
4288 | int minibuffer_only = 0; | |
4289 | long window_prompting = 0; | |
4290 | int width, height; | |
eaf1eea9 | 4291 | int count = BINDING_STACK_SIZE (); |
ecaca587 | 4292 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 4293 | Lisp_Object display; |
333b20bb | 4294 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 4295 | Lisp_Object parent; |
e557f19d | 4296 | struct kboard *kb; |
01f1ba30 | 4297 | |
11ae94fe | 4298 | check_x (); |
01f1ba30 | 4299 | |
b7975ee4 KH |
4300 | /* Use this general default value to start with |
4301 | until we know if this frame has a specified name. */ | |
4302 | Vx_resource_name = Vinvocation_name; | |
4303 | ||
333b20bb | 4304 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
4305 | if (EQ (display, Qunbound)) |
4306 | display = Qnil; | |
4307 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
4308 | #ifdef MULTI_KBOARD |
4309 | kb = dpyinfo->kboard; | |
4310 | #else | |
4311 | kb = &the_only_kboard; | |
4312 | #endif | |
b9dc4443 | 4313 | |
333b20bb | 4314 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 4315 | if (!STRINGP (name) |
cf177271 JB |
4316 | && ! EQ (name, Qunbound) |
4317 | && ! NILP (name)) | |
08a90d6a | 4318 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 4319 | |
b7975ee4 KH |
4320 | if (STRINGP (name)) |
4321 | Vx_resource_name = name; | |
4322 | ||
a59e4f3d | 4323 | /* See if parent window is specified. */ |
333b20bb | 4324 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
4325 | if (EQ (parent, Qunbound)) |
4326 | parent = Qnil; | |
4327 | if (! NILP (parent)) | |
b7826503 | 4328 | CHECK_NUMBER (parent); |
a59e4f3d | 4329 | |
ecaca587 RS |
4330 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
4331 | /* No need to protect DISPLAY because that's not used after passing | |
4332 | it to make_frame_without_minibuffer. */ | |
4333 | frame = Qnil; | |
4334 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
4335 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
4336 | RES_TYPE_SYMBOL); | |
f9942c9e | 4337 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 4338 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 4339 | else if (EQ (tem, Qonly)) |
01f1ba30 | 4340 | { |
f676886a | 4341 | f = make_minibuffer_frame (); |
01f1ba30 JB |
4342 | minibuffer_only = 1; |
4343 | } | |
6a5e54e2 | 4344 | else if (WINDOWP (tem)) |
2526c290 | 4345 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
4346 | else |
4347 | f = make_frame (1); | |
01f1ba30 | 4348 | |
ecaca587 RS |
4349 | XSETFRAME (frame, f); |
4350 | ||
a3c87d4e JB |
4351 | /* Note that X Windows does support scroll bars. */ |
4352 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 4353 | |
08a90d6a | 4354 | f->output_method = output_x_window; |
7556890b RS |
4355 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
4356 | bzero (f->output_data.x, sizeof (struct x_output)); | |
4357 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 4358 | f->output_data.x->fontset = -1; |
333b20bb GM |
4359 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
4360 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
4361 | #ifdef USE_TOOLKIT_SCROLL_BARS |
4362 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
4363 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
4364 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
eaf1eea9 | 4365 | record_unwind_protect (unwind_create_frame, frame); |
08a90d6a | 4366 | |
f468da95 | 4367 | f->icon_name |
333b20bb GM |
4368 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
4369 | RES_TYPE_STRING); | |
f468da95 RS |
4370 | if (! STRINGP (f->icon_name)) |
4371 | f->icon_name = Qnil; | |
80534dd6 | 4372 | |
08a90d6a | 4373 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
f1d2ce7f | 4374 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4375 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
4376 | dpyinfo_refcount = dpyinfo->reference_count; | |
4377 | #endif /* GLYPH_DEBUG */ | |
73410c76 | 4378 | #ifdef MULTI_KBOARD |
e557f19d | 4379 | FRAME_KBOARD (f) = kb; |
73410c76 | 4380 | #endif |
08a90d6a | 4381 | |
9b2956e2 GM |
4382 | /* These colors will be set anyway later, but it's important |
4383 | to get the color reference counts right, so initialize them! */ | |
4384 | { | |
4385 | Lisp_Object black; | |
4386 | struct gcpro gcpro1; | |
cefecbcf GM |
4387 | |
4388 | /* Function x_decode_color can signal an error. Make | |
4389 | sure to initialize color slots so that we won't try | |
4390 | to free colors we haven't allocated. */ | |
4391 | f->output_data.x->foreground_pixel = -1; | |
4392 | f->output_data.x->background_pixel = -1; | |
4393 | f->output_data.x->cursor_pixel = -1; | |
4394 | f->output_data.x->cursor_foreground_pixel = -1; | |
4395 | f->output_data.x->border_pixel = -1; | |
4396 | f->output_data.x->mouse_pixel = -1; | |
9b2956e2 GM |
4397 | |
4398 | black = build_string ("black"); | |
4399 | GCPRO1 (black); | |
4400 | f->output_data.x->foreground_pixel | |
4401 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4402 | f->output_data.x->background_pixel | |
4403 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4404 | f->output_data.x->cursor_pixel | |
4405 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4406 | f->output_data.x->cursor_foreground_pixel | |
4407 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4408 | f->output_data.x->border_pixel | |
4409 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4410 | f->output_data.x->mouse_pixel | |
4411 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4412 | UNGCPRO; | |
4413 | } | |
4414 | ||
a59e4f3d RS |
4415 | /* Specify the parent under which to make this X window. */ |
4416 | ||
4417 | if (!NILP (parent)) | |
4418 | { | |
8c239ac3 | 4419 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 4420 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
4421 | } |
4422 | else | |
4423 | { | |
7556890b RS |
4424 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
4425 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
4426 | } |
4427 | ||
cf177271 JB |
4428 | /* Set the name; the functions to which we pass f expect the name to |
4429 | be set. */ | |
4430 | if (EQ (name, Qunbound) || NILP (name)) | |
4431 | { | |
08a90d6a | 4432 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
4433 | f->explicit_name = 0; |
4434 | } | |
4435 | else | |
4436 | { | |
4437 | f->name = name; | |
4438 | f->explicit_name = 1; | |
9ef48a9d RS |
4439 | /* use the frame's title when getting resources for this frame. */ |
4440 | specbind (Qx_resource_name, name); | |
cf177271 | 4441 | } |
01f1ba30 | 4442 | |
01f1ba30 JB |
4443 | /* Extract the window parameters from the supplied values |
4444 | that are needed to determine window geometry. */ | |
d387c960 JB |
4445 | { |
4446 | Lisp_Object font; | |
4447 | ||
333b20bb | 4448 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 4449 | |
6817eab4 | 4450 | BLOCK_INPUT; |
e5e548e3 RS |
4451 | /* First, try whatever font the caller has specified. */ |
4452 | if (STRINGP (font)) | |
942ea06d | 4453 | { |
49965a29 | 4454 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
4455 | if (STRINGP (tem)) |
4456 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
4457 | else |
4458 | font = x_new_font (f, XSTRING (font)->data); | |
4459 | } | |
333b20bb | 4460 | |
e5e548e3 | 4461 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
4462 | if (!STRINGP (font)) |
4463 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 4464 | if (!STRINGP (font)) |
a6ac02af | 4465 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 4466 | if (! STRINGP (font)) |
a6ac02af | 4467 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
4468 | if (! STRINGP (font)) |
4469 | /* This was formerly the first thing tried, but it finds too many fonts | |
4470 | and takes too long. */ | |
4471 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
4472 | /* If those didn't work, look for something which will at least work. */ | |
4473 | if (! STRINGP (font)) | |
a6ac02af | 4474 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
4475 | UNBLOCK_INPUT; |
4476 | if (! STRINGP (font)) | |
e5e548e3 RS |
4477 | font = build_string ("fixed"); |
4478 | ||
477f8642 | 4479 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 4480 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 4481 | } |
9ef48a9d | 4482 | |
e3881aa0 | 4483 | #ifdef USE_LUCID |
82c90203 RS |
4484 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
4485 | whereby it fails to get any font. */ | |
7556890b | 4486 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 4487 | #endif |
82c90203 | 4488 | |
cf177271 | 4489 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
4490 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
4491 | ||
4e397688 | 4492 | /* This defaults to 1 in order to match xterm. We recognize either |
ddf768c3 JB |
4493 | internalBorderWidth or internalBorder (which is what xterm calls |
4494 | it). */ | |
4495 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4496 | { | |
4497 | Lisp_Object value; | |
4498 | ||
abb4b7ec | 4499 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 4500 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
4501 | if (! EQ (value, Qunbound)) |
4502 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4503 | parms); | |
4504 | } | |
dca97592 | 4505 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
4506 | "internalBorderWidth", "internalBorderWidth", |
4507 | RES_TYPE_NUMBER); | |
1ab3d87e | 4508 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
4509 | "verticalScrollBars", "ScrollBars", |
4510 | RES_TYPE_SYMBOL); | |
01f1ba30 | 4511 | |
b9dc4443 | 4512 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 4513 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4514 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4515 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4516 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4517 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4518 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4519 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4520 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4521 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4522 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4523 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4524 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
4525 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
4526 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
b3ba0aa8 KS |
4527 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
4528 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
4529 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
4530 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
333b20bb GM |
4531 | |
4532 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4533 | "scrollBarForeground", | |
4534 | "ScrollBarForeground", 1); | |
4535 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4536 | "scrollBarBackground", | |
4537 | "ScrollBarBackground", 0); | |
4538 | ||
4539 | /* Init faces before x_default_parameter is called for scroll-bar | |
4540 | parameters because that function calls x_set_scroll_bar_width, | |
4541 | which calls change_frame_size, which calls Fset_window_buffer, | |
4542 | which runs hooks, which call Fvertical_motion. At the end, we | |
4543 | end up in init_iterator with a null face cache, which should not | |
4544 | happen. */ | |
4545 | init_frame_faces (f); | |
4546 | ||
c7bcb20d | 4547 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4548 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
e33455ca | 4549 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
333b20bb | 4550 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4551 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4552 | "bufferPredicate", "BufferPredicate", |
4553 | RES_TYPE_SYMBOL); | |
c2304e02 | 4554 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4555 | "title", "Title", RES_TYPE_STRING); |
ea0a1f53 GM |
4556 | x_default_parameter (f, parms, Qwait_for_wm, Qt, |
4557 | "waitForWM", "WaitForWM", RES_TYPE_BOOLEAN); | |
49d41073 EZ |
4558 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
4559 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
90eb1019 | 4560 | |
7556890b | 4561 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
35f59f6b GM |
4562 | |
4563 | /* Add the tool-bar height to the initial frame height so that the | |
4564 | user gets a text display area of the size he specified with -g or | |
4565 | via .Xdefaults. Later changes of the tool-bar height don't | |
4566 | change the frame size. This is done so that users can create | |
4567 | tall Emacs frames without having to guess how tall the tool-bar | |
4568 | will get. */ | |
4569 | if (FRAME_TOOL_BAR_LINES (f)) | |
4570 | { | |
4571 | int margin, relief, bar_height; | |
4572 | ||
8ed86491 | 4573 | relief = (tool_bar_button_relief >= 0 |
35f59f6b GM |
4574 | ? tool_bar_button_relief |
4575 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
4576 | ||
4577 | if (INTEGERP (Vtool_bar_button_margin) | |
4578 | && XINT (Vtool_bar_button_margin) > 0) | |
4579 | margin = XFASTINT (Vtool_bar_button_margin); | |
4580 | else if (CONSP (Vtool_bar_button_margin) | |
4581 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
4582 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
4583 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
4584 | else | |
4585 | margin = 0; | |
4586 | ||
4587 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; | |
4588 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
4589 | } | |
4590 | ||
4591 | /* Compute the size of the X window. */ | |
f676886a | 4592 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4593 | |
f83f10ba | 4594 | if (window_prompting & XNegative) |
2365c027 | 4595 | { |
f83f10ba | 4596 | if (window_prompting & YNegative) |
7556890b | 4597 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4598 | else |
7556890b | 4599 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4600 | } |
4601 | else | |
4602 | { | |
4603 | if (window_prompting & YNegative) | |
7556890b | 4604 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4605 | else |
7556890b | 4606 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4607 | } |
4608 | ||
7556890b | 4609 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4610 | |
495fa05e GM |
4611 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4612 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4613 | ||
6a1bcd01 | 4614 | /* Create the X widget or window. */ |
a7f7d550 FP |
4615 | #ifdef USE_X_TOOLKIT |
4616 | x_window (f, window_prompting, minibuffer_only); | |
4617 | #else | |
f676886a | 4618 | x_window (f); |
a7f7d550 | 4619 | #endif |
495fa05e | 4620 | |
f676886a JB |
4621 | x_icon (f, parms); |
4622 | x_make_gc (f); | |
01f1ba30 | 4623 | |
495fa05e GM |
4624 | /* Now consider the frame official. */ |
4625 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4626 | Vframe_list = Fcons (frame, Vframe_list); | |
4627 | ||
f9942c9e JB |
4628 | /* We need to do this after creating the X window, so that the |
4629 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4630 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4631 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4632 | |
cf177271 | 4633 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4634 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4635 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4636 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4637 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4638 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4639 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4640 | "scrollBarWidth", "ScrollBarWidth", | |
4641 | RES_TYPE_NUMBER); | |
f9942c9e | 4642 | |
f676886a | 4643 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4644 | Change will not be effected unless different from the current |
b9dc4443 | 4645 | f->height. */ |
f676886a JB |
4646 | width = f->width; |
4647 | height = f->height; | |
6a1bcd01 | 4648 | |
1ab3d87e RS |
4649 | f->height = 0; |
4650 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4651 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4652 | |
4a967a9b GM |
4653 | /* Set up faces after all frame parameters are known. This call |
4654 | also merges in face attributes specified for new frames. If we | |
4655 | don't do this, the `menu' face for instance won't have the right | |
4656 | colors, and the menu bar won't appear in the specified colors for | |
4657 | new frames. */ | |
4658 | call1 (Qface_set_after_frame_default, frame); | |
4659 | ||
495fa05e GM |
4660 | #ifdef USE_X_TOOLKIT |
4661 | /* Create the menu bar. */ | |
4662 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4663 | { | |
4664 | /* If this signals an error, we haven't set size hints for the | |
4665 | frame and we didn't make it visible. */ | |
4666 | initialize_frame_menubar (f); | |
4667 | ||
4668 | /* This is a no-op, except under Motif where it arranges the | |
4669 | main window for the widgets on it. */ | |
4670 | lw_set_main_areas (f->output_data.x->column_widget, | |
4671 | f->output_data.x->menubar_widget, | |
4672 | f->output_data.x->edit_widget); | |
4673 | } | |
4674 | #endif /* USE_X_TOOLKIT */ | |
4675 | ||
4676 | /* Tell the server what size and position, etc, we want, and how | |
4677 | badly we want them. This should be done after we have the menu | |
4678 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4679 | BLOCK_INPUT; |
7989f084 | 4680 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4681 | UNBLOCK_INPUT; |
4682 | ||
495fa05e GM |
4683 | /* Make the window appear on the frame and enable display, unless |
4684 | the caller says not to. However, with explicit parent, Emacs | |
4685 | cannot control visibility, so don't try. */ | |
7556890b | 4686 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4687 | { |
4688 | Lisp_Object visibility; | |
49795535 | 4689 | |
333b20bb GM |
4690 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4691 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4692 | if (EQ (visibility, Qunbound)) |
4693 | visibility = Qt; | |
49795535 | 4694 | |
a59e4f3d RS |
4695 | if (EQ (visibility, Qicon)) |
4696 | x_iconify_frame (f); | |
4697 | else if (! NILP (visibility)) | |
4698 | x_make_frame_visible (f); | |
4699 | else | |
4700 | /* Must have been Qnil. */ | |
4701 | ; | |
4702 | } | |
01f1ba30 | 4703 | |
495fa05e | 4704 | UNGCPRO; |
9e57df62 GM |
4705 | |
4706 | /* Make sure windows on this frame appear in calls to next-window | |
4707 | and similar functions. */ | |
4708 | Vwindow_list = Qnil; | |
4709 | ||
9ef48a9d | 4710 | return unbind_to (count, frame); |
01f1ba30 JB |
4711 | } |
4712 | ||
eaf1eea9 | 4713 | |
0d17d282 KH |
4714 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4715 | display info directly because we're called from frame.c, which doesn't | |
4716 | know about that structure. */ | |
e4f79258 | 4717 | |
87498171 | 4718 | Lisp_Object |
0d17d282 KH |
4719 | x_get_focus_frame (frame) |
4720 | struct frame *frame; | |
87498171 | 4721 | { |
0d17d282 | 4722 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4723 | Lisp_Object xfocus; |
0d17d282 | 4724 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4725 | return Qnil; |
4726 | ||
0d17d282 | 4727 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4728 | return xfocus; |
4729 | } | |
f0614854 | 4730 | |
3decc1e7 GM |
4731 | |
4732 | /* In certain situations, when the window manager follows a | |
4733 | click-to-focus policy, there seems to be no way around calling | |
4734 | XSetInputFocus to give another frame the input focus . | |
4735 | ||
4736 | In an ideal world, XSetInputFocus should generally be avoided so | |
4737 | that applications don't interfere with the window manager's focus | |
4738 | policy. But I think it's okay to use when it's clearly done | |
4739 | following a user-command. */ | |
4740 | ||
4741 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
7ee72033 MB |
4742 | doc: /* Set the input focus to FRAME. |
4743 | FRAME nil means use the selected frame. */) | |
4744 | (frame) | |
3decc1e7 GM |
4745 | Lisp_Object frame; |
4746 | { | |
4747 | struct frame *f = check_x_frame (frame); | |
4748 | Display *dpy = FRAME_X_DISPLAY (f); | |
4749 | int count; | |
4750 | ||
4751 | BLOCK_INPUT; | |
4752 | count = x_catch_errors (dpy); | |
4753 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4754 | RevertToParent, CurrentTime); | |
4755 | x_uncatch_errors (dpy, count); | |
4756 | UNBLOCK_INPUT; | |
4757 | ||
4758 | return Qnil; | |
4759 | } | |
4760 | ||
f0614854 | 4761 | \f |
2d764c78 | 4762 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
7ee72033 MB |
4763 | doc: /* Internal function called by `color-defined-p', which see. */) |
4764 | (color, frame) | |
b9dc4443 | 4765 | Lisp_Object color, frame; |
e12d55b2 | 4766 | { |
b9dc4443 RS |
4767 | XColor foo; |
4768 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4769 | |
b7826503 | 4770 | CHECK_STRING (color); |
b9dc4443 | 4771 | |
2d764c78 | 4772 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4773 | return Qt; |
4774 | else | |
4775 | return Qnil; | |
4776 | } | |
4777 | ||
2d764c78 | 4778 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
7ee72033 MB |
4779 | doc: /* Internal function called by `color-values', which see. */) |
4780 | (color, frame) | |
b9dc4443 | 4781 | Lisp_Object color, frame; |
01f1ba30 | 4782 | { |
b9dc4443 RS |
4783 | XColor foo; |
4784 | FRAME_PTR f = check_x_frame (frame); | |
4785 | ||
b7826503 | 4786 | CHECK_STRING (color); |
01f1ba30 | 4787 | |
2d764c78 | 4788 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4789 | { |
4790 | Lisp_Object rgb[3]; | |
4791 | ||
4792 | rgb[0] = make_number (foo.red); | |
4793 | rgb[1] = make_number (foo.green); | |
4794 | rgb[2] = make_number (foo.blue); | |
4795 | return Flist (3, rgb); | |
4796 | } | |
01f1ba30 JB |
4797 | else |
4798 | return Qnil; | |
4799 | } | |
4800 | ||
2d764c78 | 4801 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
7ee72033 MB |
4802 | doc: /* Internal function called by `display-color-p', which see. */) |
4803 | (display) | |
08a90d6a | 4804 | Lisp_Object display; |
01f1ba30 | 4805 | { |
08a90d6a | 4806 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4807 | |
b9dc4443 | 4808 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4809 | return Qnil; |
4810 | ||
b9dc4443 | 4811 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4812 | { |
4813 | case StaticColor: | |
4814 | case PseudoColor: | |
4815 | case TrueColor: | |
4816 | case DirectColor: | |
4817 | return Qt; | |
4818 | ||
4819 | default: | |
4820 | return Qnil; | |
4821 | } | |
4822 | } | |
4823 | ||
d0c9d219 | 4824 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
c061c855 | 4825 | 0, 1, 0, |
7ee72033 | 4826 | doc: /* Return t if the X display supports shades of gray. |
c061c855 GM |
4827 | Note that color displays do support shades of gray. |
4828 | The optional argument DISPLAY specifies which display to ask about. | |
4829 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4830 | If omitted or nil, that stands for the selected frame's display. */) |
4831 | (display) | |
08a90d6a | 4832 | Lisp_Object display; |
d0c9d219 | 4833 | { |
08a90d6a | 4834 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4835 | |
ae6b58f9 | 4836 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4837 | return Qnil; |
4838 | ||
ae6b58f9 RS |
4839 | switch (dpyinfo->visual->class) |
4840 | { | |
4841 | case StaticColor: | |
4842 | case PseudoColor: | |
4843 | case TrueColor: | |
4844 | case DirectColor: | |
4845 | case StaticGray: | |
4846 | case GrayScale: | |
4847 | return Qt; | |
4848 | ||
4849 | default: | |
4850 | return Qnil; | |
4851 | } | |
d0c9d219 RS |
4852 | } |
4853 | ||
41beb8fc | 4854 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
c061c855 | 4855 | 0, 1, 0, |
7ee72033 | 4856 | doc: /* Returns the width in pixels of the X display DISPLAY. |
c061c855 GM |
4857 | The optional argument DISPLAY specifies which display to ask about. |
4858 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4859 | If omitted or nil, that stands for the selected frame's display. */) |
4860 | (display) | |
08a90d6a | 4861 | Lisp_Object display; |
41beb8fc | 4862 | { |
08a90d6a | 4863 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4864 | |
4865 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4866 | } |
4867 | ||
4868 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
c061c855 | 4869 | Sx_display_pixel_height, 0, 1, 0, |
7ee72033 | 4870 | doc: /* Returns the height in pixels of the X display DISPLAY. |
c061c855 GM |
4871 | The optional argument DISPLAY specifies which display to ask about. |
4872 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4873 | If omitted or nil, that stands for the selected frame's display. */) |
4874 | (display) | |
08a90d6a | 4875 | Lisp_Object display; |
41beb8fc | 4876 | { |
08a90d6a | 4877 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4878 | |
4879 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4880 | } |
4881 | ||
4882 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
c061c855 | 4883 | 0, 1, 0, |
7ee72033 | 4884 | doc: /* Returns the number of bitplanes of the X display DISPLAY. |
c061c855 GM |
4885 | The optional argument DISPLAY specifies which display to ask about. |
4886 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4887 | If omitted or nil, that stands for the selected frame's display. */) |
4888 | (display) | |
08a90d6a | 4889 | Lisp_Object display; |
41beb8fc | 4890 | { |
08a90d6a | 4891 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4892 | |
4893 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4894 | } |
4895 | ||
4896 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
c061c855 | 4897 | 0, 1, 0, |
7ee72033 | 4898 | doc: /* Returns the number of color cells of the X display DISPLAY. |
c061c855 GM |
4899 | The optional argument DISPLAY specifies which display to ask about. |
4900 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4901 | If omitted or nil, that stands for the selected frame's display. */) |
4902 | (display) | |
08a90d6a | 4903 | Lisp_Object display; |
41beb8fc | 4904 | { |
08a90d6a | 4905 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4906 | |
4907 | return make_number (DisplayCells (dpyinfo->display, | |
4908 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4909 | } |
4910 | ||
9d317b2c RS |
4911 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4912 | Sx_server_max_request_size, | |
c061c855 | 4913 | 0, 1, 0, |
7ee72033 | 4914 | doc: /* Returns the maximum request size of the X server of display DISPLAY. |
c061c855 GM |
4915 | The optional argument DISPLAY specifies which display to ask about. |
4916 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4917 | If omitted or nil, that stands for the selected frame's display. */) |
4918 | (display) | |
08a90d6a | 4919 | Lisp_Object display; |
9d317b2c | 4920 | { |
08a90d6a | 4921 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4922 | |
4923 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4924 | } |
4925 | ||
41beb8fc | 4926 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
7ee72033 | 4927 | doc: /* Returns the vendor ID string of the X server of display DISPLAY. |
c061c855 GM |
4928 | The optional argument DISPLAY specifies which display to ask about. |
4929 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4930 | If omitted or nil, that stands for the selected frame's display. */) |
4931 | (display) | |
08a90d6a | 4932 | Lisp_Object display; |
41beb8fc | 4933 | { |
08a90d6a | 4934 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4935 | char *vendor = ServerVendor (dpyinfo->display); |
4936 | ||
41beb8fc RS |
4937 | if (! vendor) vendor = ""; |
4938 | return build_string (vendor); | |
4939 | } | |
4940 | ||
4941 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
7ee72033 | 4942 | doc: /* Returns the version numbers of the X server of display DISPLAY. |
c061c855 GM |
4943 | The value is a list of three integers: the major and minor |
4944 | version numbers of the X Protocol in use, and the vendor-specific release | |
4945 | number. See also the function `x-server-vendor'. | |
4946 | ||
4947 | The optional argument DISPLAY specifies which display to ask about. | |
4948 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4949 | If omitted or nil, that stands for the selected frame's display. */) |
4950 | (display) | |
08a90d6a | 4951 | Lisp_Object display; |
41beb8fc | 4952 | { |
08a90d6a | 4953 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4954 | Display *dpy = dpyinfo->display; |
11ae94fe | 4955 | |
41beb8fc RS |
4956 | return Fcons (make_number (ProtocolVersion (dpy)), |
4957 | Fcons (make_number (ProtocolRevision (dpy)), | |
4958 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4959 | } | |
4960 | ||
4961 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
7ee72033 | 4962 | doc: /* Return the number of screens on the X server of display DISPLAY. |
c061c855 GM |
4963 | The optional argument DISPLAY specifies which display to ask about. |
4964 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4965 | If omitted or nil, that stands for the selected frame's display. */) |
4966 | (display) | |
08a90d6a | 4967 | Lisp_Object display; |
41beb8fc | 4968 | { |
08a90d6a | 4969 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4970 | |
4971 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4972 | } |
4973 | ||
4974 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
7ee72033 | 4975 | doc: /* Return the height in millimeters of the X display DISPLAY. |
c061c855 GM |
4976 | The optional argument DISPLAY specifies which display to ask about. |
4977 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4978 | If omitted or nil, that stands for the selected frame's display. */) |
4979 | (display) | |
08a90d6a | 4980 | Lisp_Object display; |
41beb8fc | 4981 | { |
08a90d6a | 4982 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4983 | |
4984 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4985 | } |
4986 | ||
4987 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
7ee72033 | 4988 | doc: /* Return the width in millimeters of the X display DISPLAY. |
c061c855 GM |
4989 | The optional argument DISPLAY specifies which display to ask about. |
4990 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4991 | If omitted or nil, that stands for the selected frame's display. */) |
4992 | (display) | |
08a90d6a | 4993 | Lisp_Object display; |
41beb8fc | 4994 | { |
08a90d6a | 4995 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4996 | |
4997 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4998 | } |
4999 | ||
5000 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
c061c855 | 5001 | Sx_display_backing_store, 0, 1, 0, |
7ee72033 | 5002 | doc: /* Returns an indication of whether X display DISPLAY does backing store. |
c061c855 GM |
5003 | The value may be `always', `when-mapped', or `not-useful'. |
5004 | The optional argument DISPLAY specifies which display to ask about. | |
5005 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5006 | If omitted or nil, that stands for the selected frame's display. */) |
5007 | (display) | |
08a90d6a | 5008 | Lisp_Object display; |
41beb8fc | 5009 | { |
08a90d6a | 5010 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 5011 | Lisp_Object result; |
11ae94fe | 5012 | |
b9dc4443 | 5013 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
5014 | { |
5015 | case Always: | |
8ec8a5ec GM |
5016 | result = intern ("always"); |
5017 | break; | |
41beb8fc RS |
5018 | |
5019 | case WhenMapped: | |
8ec8a5ec GM |
5020 | result = intern ("when-mapped"); |
5021 | break; | |
41beb8fc RS |
5022 | |
5023 | case NotUseful: | |
8ec8a5ec GM |
5024 | result = intern ("not-useful"); |
5025 | break; | |
41beb8fc RS |
5026 | |
5027 | default: | |
5028 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 5029 | result = Qnil; |
41beb8fc | 5030 | } |
8ec8a5ec GM |
5031 | |
5032 | return result; | |
41beb8fc RS |
5033 | } |
5034 | ||
5035 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
c061c855 | 5036 | Sx_display_visual_class, 0, 1, 0, |
7ee72033 | 5037 | doc: /* Return the visual class of the X display DISPLAY. |
c061c855 GM |
5038 | The value is one of the symbols `static-gray', `gray-scale', |
5039 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
5040 | ||
5041 | The optional argument DISPLAY specifies which display to ask about. | |
5042 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5043 | If omitted or nil, that stands for the selected frame's display. */) |
5044 | (display) | |
08a90d6a | 5045 | Lisp_Object display; |
41beb8fc | 5046 | { |
08a90d6a | 5047 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 5048 | Lisp_Object result; |
11ae94fe | 5049 | |
b9dc4443 | 5050 | switch (dpyinfo->visual->class) |
41beb8fc | 5051 | { |
8ec8a5ec GM |
5052 | case StaticGray: |
5053 | result = intern ("static-gray"); | |
5054 | break; | |
5055 | case GrayScale: | |
5056 | result = intern ("gray-scale"); | |
5057 | break; | |
5058 | case StaticColor: | |
5059 | result = intern ("static-color"); | |
5060 | break; | |
5061 | case PseudoColor: | |
5062 | result = intern ("pseudo-color"); | |
5063 | break; | |
5064 | case TrueColor: | |
5065 | result = intern ("true-color"); | |
5066 | break; | |
5067 | case DirectColor: | |
5068 | result = intern ("direct-color"); | |
5069 | break; | |
41beb8fc RS |
5070 | default: |
5071 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 5072 | result = Qnil; |
41beb8fc | 5073 | } |
8ec8a5ec GM |
5074 | |
5075 | return result; | |
41beb8fc RS |
5076 | } |
5077 | ||
5078 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
c061c855 | 5079 | Sx_display_save_under, 0, 1, 0, |
7ee72033 | 5080 | doc: /* Returns t if the X display DISPLAY supports the save-under feature. |
c061c855 GM |
5081 | The optional argument DISPLAY specifies which display to ask about. |
5082 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5083 | If omitted or nil, that stands for the selected frame's display. */) |
5084 | (display) | |
08a90d6a | 5085 | Lisp_Object display; |
41beb8fc | 5086 | { |
08a90d6a | 5087 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5088 | |
b9dc4443 | 5089 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
5090 | return Qt; |
5091 | else | |
5092 | return Qnil; | |
5093 | } | |
5094 | \f | |
b9dc4443 | 5095 | int |
55caf99c RS |
5096 | x_pixel_width (f) |
5097 | register struct frame *f; | |
01f1ba30 | 5098 | { |
55caf99c | 5099 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
5100 | } |
5101 | ||
b9dc4443 | 5102 | int |
55caf99c RS |
5103 | x_pixel_height (f) |
5104 | register struct frame *f; | |
01f1ba30 | 5105 | { |
55caf99c RS |
5106 | return PIXEL_HEIGHT (f); |
5107 | } | |
5108 | ||
b9dc4443 | 5109 | int |
55caf99c RS |
5110 | x_char_width (f) |
5111 | register struct frame *f; | |
5112 | { | |
7556890b | 5113 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
5114 | } |
5115 | ||
b9dc4443 | 5116 | int |
55caf99c RS |
5117 | x_char_height (f) |
5118 | register struct frame *f; | |
5119 | { | |
7556890b | 5120 | return f->output_data.x->line_height; |
01f1ba30 | 5121 | } |
b9dc4443 RS |
5122 | |
5123 | int | |
f03f2489 RS |
5124 | x_screen_planes (f) |
5125 | register struct frame *f; | |
b9dc4443 | 5126 | { |
f03f2489 | 5127 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 5128 | } |
01f1ba30 | 5129 | |
a6ad00c0 GM |
5130 | |
5131 | \f | |
5132 | /************************************************************************ | |
5133 | X Displays | |
5134 | ************************************************************************/ | |
5135 | ||
01f1ba30 | 5136 | \f |
a6ad00c0 GM |
5137 | /* Mapping visual names to visuals. */ |
5138 | ||
5139 | static struct visual_class | |
5140 | { | |
5141 | char *name; | |
5142 | int class; | |
5143 | } | |
5144 | visual_classes[] = | |
5145 | { | |
5146 | {"StaticGray", StaticGray}, | |
5147 | {"GrayScale", GrayScale}, | |
5148 | {"StaticColor", StaticColor}, | |
5149 | {"PseudoColor", PseudoColor}, | |
5150 | {"TrueColor", TrueColor}, | |
5151 | {"DirectColor", DirectColor}, | |
9908a324 | 5152 | {NULL, 0} |
a6ad00c0 GM |
5153 | }; |
5154 | ||
5155 | ||
404daac1 | 5156 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
5157 | |
5158 | /* Value is the screen number of screen SCR. This is a substitute for | |
5159 | the X function with the same name when that doesn't exist. */ | |
5160 | ||
404daac1 RS |
5161 | int |
5162 | XScreenNumberOfScreen (scr) | |
5163 | register Screen *scr; | |
5164 | { | |
a6ad00c0 GM |
5165 | Display *dpy = scr->display; |
5166 | int i; | |
3df34fdb | 5167 | |
a6ad00c0 | 5168 | for (i = 0; i < dpy->nscreens; ++i) |
fbd5ceb2 | 5169 | if (scr == dpy->screens + i) |
a6ad00c0 | 5170 | break; |
404daac1 | 5171 | |
a6ad00c0 | 5172 | return i; |
404daac1 | 5173 | } |
a6ad00c0 | 5174 | |
404daac1 RS |
5175 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
5176 | ||
01f1ba30 | 5177 | |
a6ad00c0 GM |
5178 | /* Select the visual that should be used on display DPYINFO. Set |
5179 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 5180 | |
a6ad00c0 GM |
5181 | void |
5182 | select_visual (dpyinfo) | |
5183 | struct x_display_info *dpyinfo; | |
5184 | { | |
5185 | Display *dpy = dpyinfo->display; | |
5186 | Screen *screen = dpyinfo->screen; | |
5187 | Lisp_Object value; | |
fe24a618 | 5188 | |
a6ad00c0 GM |
5189 | /* See if a visual is specified. */ |
5190 | value = display_x_get_resource (dpyinfo, | |
5191 | build_string ("visualClass"), | |
5192 | build_string ("VisualClass"), | |
5193 | Qnil, Qnil); | |
5194 | if (STRINGP (value)) | |
5195 | { | |
5196 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
5197 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
5198 | depth, a decimal number. NAME is compared with case ignored. */ | |
5199 | char *s = (char *) alloca (STRING_BYTES (XSTRING (value)) + 1); | |
5200 | char *dash; | |
5201 | int i, class = -1; | |
5202 | XVisualInfo vinfo; | |
5203 | ||
5204 | strcpy (s, XSTRING (value)->data); | |
5205 | dash = index (s, '-'); | |
5206 | if (dash) | |
5207 | { | |
5208 | dpyinfo->n_planes = atoi (dash + 1); | |
5209 | *dash = '\0'; | |
5210 | } | |
5211 | else | |
5212 | /* We won't find a matching visual with depth 0, so that | |
5213 | an error will be printed below. */ | |
5214 | dpyinfo->n_planes = 0; | |
f0614854 | 5215 | |
a6ad00c0 GM |
5216 | /* Determine the visual class. */ |
5217 | for (i = 0; visual_classes[i].name; ++i) | |
5218 | if (xstricmp (s, visual_classes[i].name) == 0) | |
5219 | { | |
5220 | class = visual_classes[i].class; | |
5221 | break; | |
5222 | } | |
01f1ba30 | 5223 | |
a6ad00c0 GM |
5224 | /* Look up a matching visual for the specified class. */ |
5225 | if (class == -1 | |
5226 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
5227 | dpyinfo->n_planes, class, &vinfo)) | |
5228 | fatal ("Invalid visual specification `%s'", XSTRING (value)->data); | |
5229 | ||
5230 | dpyinfo->visual = vinfo.visual; | |
5231 | } | |
01f1ba30 JB |
5232 | else |
5233 | { | |
a6ad00c0 GM |
5234 | int n_visuals; |
5235 | XVisualInfo *vinfo, vinfo_template; | |
5236 | ||
5237 | dpyinfo->visual = DefaultVisualOfScreen (screen); | |
5238 | ||
5239 | #ifdef HAVE_X11R4 | |
5240 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
5241 | #else | |
5242 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
5243 | #endif | |
5244 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
5245 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
5246 | &vinfo_template, &n_visuals); | |
5247 | if (n_visuals != 1) | |
5248 | fatal ("Can't get proper X visual info"); | |
5249 | ||
94ac875b | 5250 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
5251 | XFree ((char *) vinfo); |
5252 | } | |
01f1ba30 | 5253 | } |
01f1ba30 | 5254 | |
a6ad00c0 | 5255 | |
b9dc4443 RS |
5256 | /* Return the X display structure for the display named NAME. |
5257 | Open a new connection if necessary. */ | |
5258 | ||
5259 | struct x_display_info * | |
5260 | x_display_info_for_name (name) | |
5261 | Lisp_Object name; | |
5262 | { | |
08a90d6a | 5263 | Lisp_Object names; |
b9dc4443 RS |
5264 | struct x_display_info *dpyinfo; |
5265 | ||
b7826503 | 5266 | CHECK_STRING (name); |
b9dc4443 | 5267 | |
806048df RS |
5268 | if (! EQ (Vwindow_system, intern ("x"))) |
5269 | error ("Not using X Windows"); | |
5270 | ||
08a90d6a RS |
5271 | for (dpyinfo = x_display_list, names = x_display_name_list; |
5272 | dpyinfo; | |
8e713be6 | 5273 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
5274 | { |
5275 | Lisp_Object tem; | |
8e713be6 | 5276 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 5277 | if (!NILP (tem)) |
b9dc4443 RS |
5278 | return dpyinfo; |
5279 | } | |
5280 | ||
b7975ee4 KH |
5281 | /* Use this general default value to start with. */ |
5282 | Vx_resource_name = Vinvocation_name; | |
5283 | ||
b9dc4443 RS |
5284 | validate_x_resource_name (); |
5285 | ||
9b207e8e | 5286 | dpyinfo = x_term_init (name, (char *)0, |
b7975ee4 | 5287 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 5288 | |
08a90d6a | 5289 | if (dpyinfo == 0) |
1b4ec1c8 | 5290 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 5291 | |
b9dc4443 RS |
5292 | x_in_use = 1; |
5293 | XSETFASTINT (Vwindow_system_version, 11); | |
5294 | ||
5295 | return dpyinfo; | |
5296 | } | |
5297 | ||
a6ad00c0 | 5298 | |
01f1ba30 | 5299 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
c061c855 | 5300 | 1, 3, 0, |
7ee72033 | 5301 | doc: /* Open a connection to an X server. |
c061c855 GM |
5302 | DISPLAY is the name of the display to connect to. |
5303 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
5304 | If the optional third arg MUST-SUCCEED is non-nil, | |
7ee72033 MB |
5305 | terminate Emacs if we can't open the connection. */) |
5306 | (display, xrm_string, must_succeed) | |
08a90d6a | 5307 | Lisp_Object display, xrm_string, must_succeed; |
01f1ba30 | 5308 | { |
01f1ba30 | 5309 | unsigned char *xrm_option; |
b9dc4443 | 5310 | struct x_display_info *dpyinfo; |
01f1ba30 | 5311 | |
b7826503 | 5312 | CHECK_STRING (display); |
d387c960 | 5313 | if (! NILP (xrm_string)) |
b7826503 | 5314 | CHECK_STRING (xrm_string); |
01f1ba30 | 5315 | |
806048df RS |
5316 | if (! EQ (Vwindow_system, intern ("x"))) |
5317 | error ("Not using X Windows"); | |
5318 | ||
d387c960 JB |
5319 | if (! NILP (xrm_string)) |
5320 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
5321 | else |
5322 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
5323 | |
5324 | validate_x_resource_name (); | |
5325 | ||
e1b1bee8 | 5326 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
5327 | This also initializes many symbols, such as those used for input. */ |
5328 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 5329 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 5330 | |
08a90d6a RS |
5331 | if (dpyinfo == 0) |
5332 | { | |
5333 | if (!NILP (must_succeed)) | |
10ffbc14 GM |
5334 | fatal ("Cannot connect to X server %s.\n\ |
5335 | Check the DISPLAY environment variable or use `-d'.\n\ | |
5336 | Also use the `xhost' program to verify that it is set to permit\n\ | |
1b4ec1c8 | 5337 | connections from your machine.\n", |
08a90d6a RS |
5338 | XSTRING (display)->data); |
5339 | else | |
1b4ec1c8 | 5340 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
5341 | } |
5342 | ||
b9dc4443 | 5343 | x_in_use = 1; |
01f1ba30 | 5344 | |
b9dc4443 | 5345 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
5346 | return Qnil; |
5347 | } | |
5348 | ||
08a90d6a RS |
5349 | DEFUN ("x-close-connection", Fx_close_connection, |
5350 | Sx_close_connection, 1, 1, 0, | |
7ee72033 | 5351 | doc: /* Close the connection to DISPLAY's X server. |
c061c855 | 5352 | For DISPLAY, specify either a frame or a display name (a string). |
7ee72033 MB |
5353 | If DISPLAY is nil, that stands for the selected frame's display. */) |
5354 | (display) | |
c061c855 | 5355 | Lisp_Object display; |
01f1ba30 | 5356 | { |
08a90d6a | 5357 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 5358 | int i; |
3457bc6e | 5359 | |
08a90d6a RS |
5360 | if (dpyinfo->reference_count > 0) |
5361 | error ("Display still has frames on it"); | |
01f1ba30 | 5362 | |
08a90d6a RS |
5363 | BLOCK_INPUT; |
5364 | /* Free the fonts in the font table. */ | |
5365 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
5366 | if (dpyinfo->font_table[i].name) |
5367 | { | |
6ecb43ce KH |
5368 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
5369 | xfree (dpyinfo->font_table[i].full_name); | |
333b20bb | 5370 | xfree (dpyinfo->font_table[i].name); |
333b20bb GM |
5371 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
5372 | } | |
5373 | ||
08a90d6a RS |
5374 | x_destroy_all_bitmaps (dpyinfo); |
5375 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
5376 | |
5377 | #ifdef USE_X_TOOLKIT | |
5378 | XtCloseDisplay (dpyinfo->display); | |
5379 | #else | |
08a90d6a | 5380 | XCloseDisplay (dpyinfo->display); |
82c90203 | 5381 | #endif |
08a90d6a RS |
5382 | |
5383 | x_delete_display (dpyinfo); | |
5384 | UNBLOCK_INPUT; | |
3457bc6e | 5385 | |
01f1ba30 JB |
5386 | return Qnil; |
5387 | } | |
5388 | ||
08a90d6a | 5389 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
7ee72033 MB |
5390 | doc: /* Return the list of display names that Emacs has connections to. */) |
5391 | () | |
08a90d6a RS |
5392 | { |
5393 | Lisp_Object tail, result; | |
5394 | ||
5395 | result = Qnil; | |
8e713be6 KR |
5396 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
5397 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
5398 | |
5399 | return result; | |
5400 | } | |
5401 | ||
5402 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
7ee72033 | 5403 | doc: /* If ON is non-nil, report X errors as soon as the erring request is made. |
c061c855 GM |
5404 | If ON is nil, allow buffering of requests. |
5405 | Turning on synchronization prohibits the Xlib routines from buffering | |
5406 | requests and seriously degrades performance, but makes debugging much | |
5407 | easier. | |
5408 | The optional second argument DISPLAY specifies which display to act on. | |
5409 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5410 | If DISPLAY is omitted or nil, that stands for the selected frame's display. */) |
5411 | (on, display) | |
08a90d6a | 5412 | Lisp_Object display, on; |
01f1ba30 | 5413 | { |
08a90d6a | 5414 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5415 | |
b9dc4443 | 5416 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
5417 | |
5418 | return Qnil; | |
5419 | } | |
5420 | ||
b9dc4443 | 5421 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
5422 | |
5423 | void | |
b9dc4443 RS |
5424 | x_sync (f) |
5425 | FRAME_PTR f; | |
6b7b1820 | 5426 | { |
4e87f4d2 | 5427 | BLOCK_INPUT; |
b9dc4443 | 5428 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 5429 | UNBLOCK_INPUT; |
6b7b1820 | 5430 | } |
333b20bb | 5431 | |
01f1ba30 | 5432 | \f |
333b20bb GM |
5433 | /*********************************************************************** |
5434 | Image types | |
5435 | ***********************************************************************/ | |
f1c16f36 | 5436 | |
333b20bb GM |
5437 | /* Value is the number of elements of vector VECTOR. */ |
5438 | ||
5439 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
5440 | ||
5441 | /* List of supported image types. Use define_image_type to add new | |
5442 | types. Use lookup_image_type to find a type for a given symbol. */ | |
5443 | ||
5444 | static struct image_type *image_types; | |
5445 | ||
333b20bb GM |
5446 | /* The symbol `image' which is the car of the lists used to represent |
5447 | images in Lisp. */ | |
5448 | ||
5449 | extern Lisp_Object Qimage; | |
5450 | ||
5451 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5452 | ||
5453 | Lisp_Object Qxbm; | |
5454 | ||
5455 | /* Keywords. */ | |
5456 | ||
0fe92f72 | 5457 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
77814035 KS |
5458 | extern Lisp_Object QCdata, QCtype; |
5459 | Lisp_Object QCascent, QCmargin, QCrelief; | |
d2dc8167 | 5460 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 5461 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
5462 | |
5463 | /* Other symbols. */ | |
5464 | ||
4a8e312c | 5465 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
5466 | |
5467 | /* Time in seconds after which images should be removed from the cache | |
5468 | if not displayed. */ | |
5469 | ||
fcf431dc | 5470 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5471 | |
5472 | /* Function prototypes. */ | |
5473 | ||
5474 | static void define_image_type P_ ((struct image_type *type)); | |
5475 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5476 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5477 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 5478 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
5479 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5480 | Lisp_Object)); | |
333b20bb GM |
5481 | |
5482 | ||
5483 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5484 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5485 | ||
5486 | static void | |
5487 | define_image_type (type) | |
5488 | struct image_type *type; | |
5489 | { | |
5490 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5491 | The initialized data segment is read-only. */ | |
5492 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5493 | bcopy (type, p, sizeof *p); | |
5494 | p->next = image_types; | |
5495 | image_types = p; | |
5496 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5497 | } | |
5498 | ||
5499 | ||
5500 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5501 | structure. Value is null if SYMBOL is not a known image type. */ | |
5502 | ||
5503 | static INLINE struct image_type * | |
5504 | lookup_image_type (symbol) | |
5505 | Lisp_Object symbol; | |
5506 | { | |
5507 | struct image_type *type; | |
5508 | ||
5509 | for (type = image_types; type; type = type->next) | |
5510 | if (EQ (symbol, *type->type)) | |
5511 | break; | |
5512 | ||
5513 | return type; | |
5514 | } | |
5515 | ||
5516 | ||
5517 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5518 | valid image specification is a list whose car is the symbol | |
5519 | `image', and whose rest is a property list. The property list must | |
5520 | contain a value for key `:type'. That value must be the name of a | |
5521 | supported image type. The rest of the property list depends on the | |
5522 | image type. */ | |
5523 | ||
5524 | int | |
5525 | valid_image_p (object) | |
5526 | Lisp_Object object; | |
5527 | { | |
5528 | int valid_p = 0; | |
5529 | ||
5530 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5531 | { | |
1783ffa2 GM |
5532 | Lisp_Object tem; |
5533 | ||
5534 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
5535 | if (EQ (XCAR (tem), QCtype)) | |
5536 | { | |
5537 | tem = XCDR (tem); | |
5538 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
5539 | { | |
5540 | struct image_type *type; | |
5541 | type = lookup_image_type (XCAR (tem)); | |
5542 | if (type) | |
5543 | valid_p = type->valid_p (object); | |
5544 | } | |
5545 | ||
5546 | break; | |
5547 | } | |
333b20bb GM |
5548 | } |
5549 | ||
5550 | return valid_p; | |
5551 | } | |
5552 | ||
5553 | ||
7ab1745f GM |
5554 | /* Log error message with format string FORMAT and argument ARG. |
5555 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5556 | good idea because this would interrupt redisplay, and the error | |
5557 | message display would lead to another redisplay. This function | |
5558 | therefore simply displays a message. */ | |
333b20bb GM |
5559 | |
5560 | static void | |
5561 | image_error (format, arg1, arg2) | |
5562 | char *format; | |
5563 | Lisp_Object arg1, arg2; | |
5564 | { | |
7ab1745f | 5565 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5566 | } |
5567 | ||
5568 | ||
5569 | \f | |
5570 | /*********************************************************************** | |
5571 | Image specifications | |
5572 | ***********************************************************************/ | |
5573 | ||
5574 | enum image_value_type | |
5575 | { | |
5576 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5577 | IMAGE_STRING_VALUE, | |
6f1be3b9 | 5578 | IMAGE_STRING_OR_NIL_VALUE, |
333b20bb GM |
5579 | IMAGE_SYMBOL_VALUE, |
5580 | IMAGE_POSITIVE_INTEGER_VALUE, | |
3ed61e75 | 5581 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
333b20bb | 5582 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
7c7ff7f5 | 5583 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
5584 | IMAGE_INTEGER_VALUE, |
5585 | IMAGE_FUNCTION_VALUE, | |
5586 | IMAGE_NUMBER_VALUE, | |
5587 | IMAGE_BOOL_VALUE | |
5588 | }; | |
5589 | ||
5590 | /* Structure used when parsing image specifications. */ | |
5591 | ||
5592 | struct image_keyword | |
5593 | { | |
5594 | /* Name of keyword. */ | |
5595 | char *name; | |
5596 | ||
5597 | /* The type of value allowed. */ | |
5598 | enum image_value_type type; | |
5599 | ||
5600 | /* Non-zero means key must be present. */ | |
5601 | int mandatory_p; | |
5602 | ||
5603 | /* Used to recognize duplicate keywords in a property list. */ | |
5604 | int count; | |
5605 | ||
5606 | /* The value that was found. */ | |
5607 | Lisp_Object value; | |
5608 | }; | |
5609 | ||
5610 | ||
bfd2209f GM |
5611 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5612 | int, Lisp_Object)); | |
333b20bb GM |
5613 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5614 | ||
5615 | ||
5616 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5617 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5618 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5619 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5620 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5621 | |
5622 | static int | |
bfd2209f | 5623 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5624 | Lisp_Object spec; |
5625 | struct image_keyword *keywords; | |
5626 | int nkeywords; | |
5627 | Lisp_Object type; | |
333b20bb GM |
5628 | { |
5629 | int i; | |
5630 | Lisp_Object plist; | |
5631 | ||
5632 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5633 | return 0; | |
5634 | ||
5635 | plist = XCDR (spec); | |
5636 | while (CONSP (plist)) | |
5637 | { | |
5638 | Lisp_Object key, value; | |
5639 | ||
5640 | /* First element of a pair must be a symbol. */ | |
5641 | key = XCAR (plist); | |
5642 | plist = XCDR (plist); | |
5643 | if (!SYMBOLP (key)) | |
5644 | return 0; | |
5645 | ||
5646 | /* There must follow a value. */ | |
5647 | if (!CONSP (plist)) | |
5648 | return 0; | |
5649 | value = XCAR (plist); | |
5650 | plist = XCDR (plist); | |
5651 | ||
5652 | /* Find key in KEYWORDS. Error if not found. */ | |
5653 | for (i = 0; i < nkeywords; ++i) | |
5654 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5655 | break; | |
5656 | ||
5657 | if (i == nkeywords) | |
bfd2209f | 5658 | continue; |
333b20bb GM |
5659 | |
5660 | /* Record that we recognized the keyword. If a keywords | |
5661 | was found more than once, it's an error. */ | |
5662 | keywords[i].value = value; | |
5663 | ++keywords[i].count; | |
5664 | ||
5665 | if (keywords[i].count > 1) | |
5666 | return 0; | |
5667 | ||
5668 | /* Check type of value against allowed type. */ | |
5669 | switch (keywords[i].type) | |
5670 | { | |
5671 | case IMAGE_STRING_VALUE: | |
5672 | if (!STRINGP (value)) | |
5673 | return 0; | |
5674 | break; | |
5675 | ||
6f1be3b9 GM |
5676 | case IMAGE_STRING_OR_NIL_VALUE: |
5677 | if (!STRINGP (value) && !NILP (value)) | |
5678 | return 0; | |
5679 | break; | |
5680 | ||
333b20bb GM |
5681 | case IMAGE_SYMBOL_VALUE: |
5682 | if (!SYMBOLP (value)) | |
5683 | return 0; | |
5684 | break; | |
5685 | ||
5686 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5687 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5688 | return 0; | |
5689 | break; | |
5690 | ||
3ed61e75 GM |
5691 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
5692 | if (INTEGERP (value) && XINT (value) >= 0) | |
5693 | break; | |
5694 | if (CONSP (value) | |
5695 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
5696 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
5697 | break; | |
5698 | return 0; | |
5699 | ||
7c7ff7f5 GM |
5700 | case IMAGE_ASCENT_VALUE: |
5701 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
5702 | break; | |
5703 | else if (INTEGERP (value) | |
5704 | && XINT (value) >= 0 | |
5705 | && XINT (value) <= 100) | |
5706 | break; | |
5707 | return 0; | |
5708 | ||
333b20bb GM |
5709 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
5710 | if (!INTEGERP (value) || XINT (value) < 0) | |
5711 | return 0; | |
5712 | break; | |
5713 | ||
5714 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5715 | break; | |
5716 | ||
5717 | case IMAGE_FUNCTION_VALUE: | |
5718 | value = indirect_function (value); | |
5719 | if (SUBRP (value) | |
5720 | || COMPILEDP (value) | |
5721 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5722 | break; | |
5723 | return 0; | |
5724 | ||
5725 | case IMAGE_NUMBER_VALUE: | |
5726 | if (!INTEGERP (value) && !FLOATP (value)) | |
5727 | return 0; | |
5728 | break; | |
5729 | ||
5730 | case IMAGE_INTEGER_VALUE: | |
5731 | if (!INTEGERP (value)) | |
5732 | return 0; | |
5733 | break; | |
5734 | ||
5735 | case IMAGE_BOOL_VALUE: | |
5736 | if (!NILP (value) && !EQ (value, Qt)) | |
5737 | return 0; | |
5738 | break; | |
5739 | ||
5740 | default: | |
5741 | abort (); | |
5742 | break; | |
5743 | } | |
5744 | ||
5745 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5746 | return 0; | |
5747 | } | |
5748 | ||
5749 | /* Check that all mandatory fields are present. */ | |
5750 | for (i = 0; i < nkeywords; ++i) | |
5751 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5752 | return 0; | |
5753 | ||
5754 | return NILP (plist); | |
5755 | } | |
5756 | ||
5757 | ||
5758 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5759 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5760 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5761 | ||
5762 | static Lisp_Object | |
5763 | image_spec_value (spec, key, found) | |
5764 | Lisp_Object spec, key; | |
5765 | int *found; | |
5766 | { | |
5767 | Lisp_Object tail; | |
5768 | ||
5769 | xassert (valid_image_p (spec)); | |
5770 | ||
5771 | for (tail = XCDR (spec); | |
5772 | CONSP (tail) && CONSP (XCDR (tail)); | |
5773 | tail = XCDR (XCDR (tail))) | |
5774 | { | |
5775 | if (EQ (XCAR (tail), key)) | |
5776 | { | |
5777 | if (found) | |
5778 | *found = 1; | |
5779 | return XCAR (XCDR (tail)); | |
5780 | } | |
5781 | } | |
5782 | ||
5783 | if (found) | |
5784 | *found = 0; | |
5785 | return Qnil; | |
5786 | } | |
5787 | ||
5788 | ||
42677916 | 5789 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
7ee72033 | 5790 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). |
c061c855 GM |
5791 | PIXELS non-nil means return the size in pixels, otherwise return the |
5792 | size in canonical character units. | |
5793 | FRAME is the frame on which the image will be displayed. FRAME nil | |
7ee72033 MB |
5794 | or omitted means use the selected frame. */) |
5795 | (spec, pixels, frame) | |
42677916 GM |
5796 | Lisp_Object spec, pixels, frame; |
5797 | { | |
5798 | Lisp_Object size; | |
5799 | ||
5800 | size = Qnil; | |
5801 | if (valid_image_p (spec)) | |
5802 | { | |
5803 | struct frame *f = check_x_frame (frame); | |
83676598 | 5804 | int id = lookup_image (f, spec); |
42677916 | 5805 | struct image *img = IMAGE_FROM_ID (f, id); |
3ed61e75 GM |
5806 | int width = img->width + 2 * img->hmargin; |
5807 | int height = img->height + 2 * img->vmargin; | |
42677916 GM |
5808 | |
5809 | if (NILP (pixels)) | |
5810 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
5811 | make_float ((double) height / CANON_Y_UNIT (f))); | |
5812 | else | |
5813 | size = Fcons (make_number (width), make_number (height)); | |
5814 | } | |
5815 | else | |
5816 | error ("Invalid image specification"); | |
5817 | ||
5818 | return size; | |
5819 | } | |
5820 | ||
333b20bb | 5821 | |
b243755a | 5822 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
7ee72033 | 5823 | doc: /* Return t if image SPEC has a mask bitmap. |
c061c855 | 5824 | FRAME is the frame on which the image will be displayed. FRAME nil |
7ee72033 MB |
5825 | or omitted means use the selected frame. */) |
5826 | (spec, frame) | |
b243755a GM |
5827 | Lisp_Object spec, frame; |
5828 | { | |
5829 | Lisp_Object mask; | |
5830 | ||
5831 | mask = Qnil; | |
5832 | if (valid_image_p (spec)) | |
5833 | { | |
5834 | struct frame *f = check_x_frame (frame); | |
83676598 | 5835 | int id = lookup_image (f, spec); |
b243755a GM |
5836 | struct image *img = IMAGE_FROM_ID (f, id); |
5837 | if (img->mask) | |
5838 | mask = Qt; | |
5839 | } | |
5840 | else | |
5841 | error ("Invalid image specification"); | |
5842 | ||
5843 | return mask; | |
5844 | } | |
5845 | ||
5846 | ||
333b20bb GM |
5847 | \f |
5848 | /*********************************************************************** | |
5849 | Image type independent image structures | |
5850 | ***********************************************************************/ | |
5851 | ||
5852 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5853 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5854 | ||
5855 | ||
5856 | /* Allocate and return a new image structure for image specification | |
5857 | SPEC. SPEC has a hash value of HASH. */ | |
5858 | ||
5859 | static struct image * | |
5860 | make_image (spec, hash) | |
5861 | Lisp_Object spec; | |
5862 | unsigned hash; | |
5863 | { | |
5864 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5865 | ||
5866 | xassert (valid_image_p (spec)); | |
5867 | bzero (img, sizeof *img); | |
5868 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5869 | xassert (img->type != NULL); | |
5870 | img->spec = spec; | |
5871 | img->data.lisp_val = Qnil; | |
5872 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
5873 | img->hash = hash; | |
5874 | return img; | |
5875 | } | |
5876 | ||
5877 | ||
5878 | /* Free image IMG which was used on frame F, including its resources. */ | |
5879 | ||
5880 | static void | |
5881 | free_image (f, img) | |
5882 | struct frame *f; | |
5883 | struct image *img; | |
5884 | { | |
5885 | if (img) | |
5886 | { | |
5887 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5888 | ||
5889 | /* Remove IMG from the hash table of its cache. */ | |
5890 | if (img->prev) | |
5891 | img->prev->next = img->next; | |
5892 | else | |
5893 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
5894 | ||
5895 | if (img->next) | |
5896 | img->next->prev = img->prev; | |
5897 | ||
5898 | c->images[img->id] = NULL; | |
5899 | ||
5900 | /* Free resources, then free IMG. */ | |
5901 | img->type->free (f, img); | |
5902 | xfree (img); | |
5903 | } | |
5904 | } | |
5905 | ||
5906 | ||
5907 | /* Prepare image IMG for display on frame F. Must be called before | |
5908 | drawing an image. */ | |
5909 | ||
5910 | void | |
5911 | prepare_image_for_display (f, img) | |
5912 | struct frame *f; | |
5913 | struct image *img; | |
5914 | { | |
5915 | EMACS_TIME t; | |
5916 | ||
5917 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
5918 | EMACS_GET_TIME (t); | |
5919 | img->timestamp = EMACS_SECS (t); | |
5920 | ||
5921 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
5922 | type dependent loader function. */ | |
dd00328a | 5923 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 5924 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5925 | } |
5926 | ||
5927 | ||
7c7ff7f5 GM |
5928 | /* Value is the number of pixels for the ascent of image IMG when |
5929 | drawn in face FACE. */ | |
5930 | ||
5931 | int | |
5932 | image_ascent (img, face) | |
5933 | struct image *img; | |
5934 | struct face *face; | |
5935 | { | |
3ed61e75 | 5936 | int height = img->height + img->vmargin; |
7c7ff7f5 GM |
5937 | int ascent; |
5938 | ||
5939 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
5940 | { | |
5941 | if (face->font) | |
3694cb3f MB |
5942 | /* This expression is arranged so that if the image can't be |
5943 | exactly centered, it will be moved slightly up. This is | |
5944 | because a typical font is `top-heavy' (due to the presence | |
5945 | uppercase letters), so the image placement should err towards | |
5946 | being top-heavy too. It also just generally looks better. */ | |
5947 | ascent = (height + face->font->ascent - face->font->descent + 1) / 2; | |
7c7ff7f5 GM |
5948 | else |
5949 | ascent = height / 2; | |
5950 | } | |
5951 | else | |
5952 | ascent = height * img->ascent / 100.0; | |
5953 | ||
5954 | return ascent; | |
5955 | } | |
5956 | ||
f20a3b7a MB |
5957 | \f |
5958 | /* Image background colors. */ | |
5959 | ||
5960 | static unsigned long | |
5961 | four_corners_best (ximg, width, height) | |
5962 | XImage *ximg; | |
5963 | unsigned long width, height; | |
5964 | { | |
b350c2e5 GM |
5965 | unsigned long corners[4], best; |
5966 | int i, best_count; | |
f20a3b7a | 5967 | |
b350c2e5 GM |
5968 | /* Get the colors at the corners of ximg. */ |
5969 | corners[0] = XGetPixel (ximg, 0, 0); | |
5970 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
5971 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
5972 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
f20a3b7a | 5973 | |
b350c2e5 GM |
5974 | /* Choose the most frequently found color as background. */ |
5975 | for (i = best_count = 0; i < 4; ++i) | |
5976 | { | |
5977 | int j, n; | |
f20a3b7a | 5978 | |
b350c2e5 GM |
5979 | for (j = n = 0; j < 4; ++j) |
5980 | if (corners[i] == corners[j]) | |
5981 | ++n; | |
f20a3b7a | 5982 | |
b350c2e5 GM |
5983 | if (n > best_count) |
5984 | best = corners[i], best_count = n; | |
5985 | } | |
f20a3b7a | 5986 | |
b350c2e5 | 5987 | return best; |
f20a3b7a MB |
5988 | } |
5989 | ||
5990 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
5991 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
5992 | object to use for the heuristic. */ | |
5993 | ||
5994 | unsigned long | |
5995 | image_background (img, f, ximg) | |
5996 | struct image *img; | |
5997 | struct frame *f; | |
5998 | XImage *ximg; | |
5999 | { | |
6000 | if (! img->background_valid) | |
6001 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
6002 | { | |
6003 | int free_ximg = !ximg; | |
6004 | ||
6005 | if (! ximg) | |
6006 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
6007 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
6008 | ||
6009 | img->background = four_corners_best (ximg, img->width, img->height); | |
6010 | ||
6011 | if (free_ximg) | |
6012 | XDestroyImage (ximg); | |
6013 | ||
6014 | img->background_valid = 1; | |
6015 | } | |
6016 | ||
6017 | return img->background; | |
6018 | } | |
6019 | ||
6020 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
6021 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
6022 | existing XImage object to use for the heuristic. */ | |
6023 | ||
6024 | int | |
6025 | image_background_transparent (img, f, mask) | |
6026 | struct image *img; | |
6027 | struct frame *f; | |
6028 | XImage *mask; | |
6029 | { | |
6030 | if (! img->background_transparent_valid) | |
6031 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
6032 | { | |
6033 | if (img->mask) | |
6034 | { | |
6035 | int free_mask = !mask; | |
6036 | ||
6037 | if (! mask) | |
6038 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
6039 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
6040 | ||
6041 | img->background_transparent | |
6042 | = !four_corners_best (mask, img->width, img->height); | |
6043 | ||
6044 | if (free_mask) | |
6045 | XDestroyImage (mask); | |
6046 | } | |
6047 | else | |
6048 | img->background_transparent = 0; | |
6049 | ||
6050 | img->background_transparent_valid = 1; | |
6051 | } | |
6052 | ||
6053 | return img->background_transparent; | |
6054 | } | |
7c7ff7f5 | 6055 | |
333b20bb GM |
6056 | \f |
6057 | /*********************************************************************** | |
6058 | Helper functions for X image types | |
6059 | ***********************************************************************/ | |
6060 | ||
dd00328a GM |
6061 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
6062 | int, int)); | |
333b20bb GM |
6063 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
6064 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
6065 | struct image *img, | |
6066 | Lisp_Object color_name, | |
6067 | unsigned long dflt)); | |
6068 | ||
dd00328a GM |
6069 | |
6070 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
6071 | free the pixmap if any. MASK_P non-zero means clear the mask | |
6072 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
6073 | the image, if any. */ | |
333b20bb GM |
6074 | |
6075 | static void | |
dd00328a | 6076 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
6077 | struct frame *f; |
6078 | struct image *img; | |
dd00328a | 6079 | int pixmap_p, mask_p, colors_p; |
333b20bb | 6080 | { |
dd00328a | 6081 | if (pixmap_p && img->pixmap) |
333b20bb | 6082 | { |
333b20bb | 6083 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 6084 | img->pixmap = None; |
f20a3b7a | 6085 | img->background_valid = 0; |
f4779de9 GM |
6086 | } |
6087 | ||
dd00328a | 6088 | if (mask_p && img->mask) |
f4779de9 GM |
6089 | { |
6090 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 6091 | img->mask = None; |
f20a3b7a | 6092 | img->background_transparent_valid = 0; |
333b20bb GM |
6093 | } |
6094 | ||
dd00328a | 6095 | if (colors_p && img->ncolors) |
333b20bb | 6096 | { |
462d5d40 | 6097 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
6098 | xfree (img->colors); |
6099 | img->colors = NULL; | |
6100 | img->ncolors = 0; | |
6101 | } | |
dd00328a GM |
6102 | } |
6103 | ||
6104 | /* Free X resources of image IMG which is used on frame F. */ | |
6105 | ||
6106 | static void | |
6107 | x_clear_image (f, img) | |
6108 | struct frame *f; | |
6109 | struct image *img; | |
6110 | { | |
6111 | BLOCK_INPUT; | |
6112 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 6113 | UNBLOCK_INPUT; |
333b20bb GM |
6114 | } |
6115 | ||
6116 | ||
6117 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
6118 | cannot be allocated, use DFLT. Add a newly allocated color to | |
6119 | IMG->colors, so that it can be freed again. Value is the pixel | |
6120 | color. */ | |
6121 | ||
6122 | static unsigned long | |
6123 | x_alloc_image_color (f, img, color_name, dflt) | |
6124 | struct frame *f; | |
6125 | struct image *img; | |
6126 | Lisp_Object color_name; | |
6127 | unsigned long dflt; | |
6128 | { | |
6129 | XColor color; | |
6130 | unsigned long result; | |
6131 | ||
6132 | xassert (STRINGP (color_name)); | |
6133 | ||
2d764c78 | 6134 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
6135 | { |
6136 | /* This isn't called frequently so we get away with simply | |
6137 | reallocating the color vector to the needed size, here. */ | |
6138 | ++img->ncolors; | |
6139 | img->colors = | |
6140 | (unsigned long *) xrealloc (img->colors, | |
6141 | img->ncolors * sizeof *img->colors); | |
6142 | img->colors[img->ncolors - 1] = color.pixel; | |
6143 | result = color.pixel; | |
6144 | } | |
6145 | else | |
6146 | result = dflt; | |
6147 | ||
6148 | return result; | |
6149 | } | |
6150 | ||
6151 | ||
6152 | \f | |
6153 | /*********************************************************************** | |
6154 | Image Cache | |
6155 | ***********************************************************************/ | |
6156 | ||
6157 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
ad18ffb1 | 6158 | static void postprocess_image P_ ((struct frame *, struct image *)); |
333b20bb GM |
6159 | |
6160 | ||
6161 | /* Return a new, initialized image cache that is allocated from the | |
6162 | heap. Call free_image_cache to free an image cache. */ | |
6163 | ||
6164 | struct image_cache * | |
6165 | make_image_cache () | |
6166 | { | |
6167 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
6168 | int size; | |
6169 | ||
6170 | bzero (c, sizeof *c); | |
6171 | c->size = 50; | |
6172 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
6173 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
6174 | c->buckets = (struct image **) xmalloc (size); | |
6175 | bzero (c->buckets, size); | |
6176 | return c; | |
6177 | } | |
6178 | ||
6179 | ||
6180 | /* Free image cache of frame F. Be aware that X frames share images | |
6181 | caches. */ | |
6182 | ||
6183 | void | |
6184 | free_image_cache (f) | |
6185 | struct frame *f; | |
6186 | { | |
6187 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6188 | if (c) | |
6189 | { | |
6190 | int i; | |
6191 | ||
6192 | /* Cache should not be referenced by any frame when freed. */ | |
6193 | xassert (c->refcount == 0); | |
6194 | ||
6195 | for (i = 0; i < c->used; ++i) | |
6196 | free_image (f, c->images[i]); | |
6197 | xfree (c->images); | |
333b20bb | 6198 | xfree (c->buckets); |
e3130015 | 6199 | xfree (c); |
333b20bb GM |
6200 | FRAME_X_IMAGE_CACHE (f) = NULL; |
6201 | } | |
6202 | } | |
6203 | ||
6204 | ||
6205 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
6206 | images. FORCE_P zero means clear only images that haven't been | |
6207 | displayed for some time. Should be called from time to time to | |
6208 | reduce the number of loaded images. If image-eviction-seconds is | |
6209 | non-nil, this frees images in the cache which weren't displayed for | |
6210 | at least that many seconds. */ | |
6211 | ||
6212 | void | |
6213 | clear_image_cache (f, force_p) | |
6214 | struct frame *f; | |
6215 | int force_p; | |
6216 | { | |
6217 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6218 | ||
83676598 | 6219 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
6220 | { |
6221 | EMACS_TIME t; | |
6222 | unsigned long old; | |
f4779de9 | 6223 | int i, nfreed; |
333b20bb GM |
6224 | |
6225 | EMACS_GET_TIME (t); | |
fcf431dc | 6226 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
6227 | |
6228 | /* Block input so that we won't be interrupted by a SIGIO | |
6229 | while being in an inconsistent state. */ | |
6230 | BLOCK_INPUT; | |
333b20bb | 6231 | |
f4779de9 | 6232 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
6233 | { |
6234 | struct image *img = c->images[i]; | |
6235 | if (img != NULL | |
f4779de9 | 6236 | && (force_p || img->timestamp < old)) |
333b20bb GM |
6237 | { |
6238 | free_image (f, img); | |
f4779de9 | 6239 | ++nfreed; |
333b20bb GM |
6240 | } |
6241 | } | |
6242 | ||
6243 | /* We may be clearing the image cache because, for example, | |
6244 | Emacs was iconified for a longer period of time. In that | |
6245 | case, current matrices may still contain references to | |
6246 | images freed above. So, clear these matrices. */ | |
f4779de9 | 6247 | if (nfreed) |
333b20bb | 6248 | { |
f4779de9 GM |
6249 | Lisp_Object tail, frame; |
6250 | ||
6251 | FOR_EACH_FRAME (tail, frame) | |
6252 | { | |
6253 | struct frame *f = XFRAME (frame); | |
6254 | if (FRAME_X_P (f) | |
6255 | && FRAME_X_IMAGE_CACHE (f) == c) | |
83676598 | 6256 | clear_current_matrices (f); |
f4779de9 GM |
6257 | } |
6258 | ||
333b20bb GM |
6259 | ++windows_or_buffers_changed; |
6260 | } | |
f4779de9 GM |
6261 | |
6262 | UNBLOCK_INPUT; | |
333b20bb GM |
6263 | } |
6264 | } | |
6265 | ||
6266 | ||
6267 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
6268 | 0, 1, 0, | |
7ee72033 | 6269 | doc: /* Clear the image cache of FRAME. |
c061c855 | 6270 | FRAME nil or omitted means use the selected frame. |
7ee72033 MB |
6271 | FRAME t means clear the image caches of all frames. */) |
6272 | (frame) | |
333b20bb GM |
6273 | Lisp_Object frame; |
6274 | { | |
6275 | if (EQ (frame, Qt)) | |
6276 | { | |
6277 | Lisp_Object tail; | |
6278 | ||
6279 | FOR_EACH_FRAME (tail, frame) | |
6280 | if (FRAME_X_P (XFRAME (frame))) | |
6281 | clear_image_cache (XFRAME (frame), 1); | |
6282 | } | |
6283 | else | |
6284 | clear_image_cache (check_x_frame (frame), 1); | |
6285 | ||
6286 | return Qnil; | |
6287 | } | |
6288 | ||
6289 | ||
ad18ffb1 GM |
6290 | /* Compute masks and transform image IMG on frame F, as specified |
6291 | by the image's specification, */ | |
6292 | ||
6293 | static void | |
6294 | postprocess_image (f, img) | |
6295 | struct frame *f; | |
6296 | struct image *img; | |
6297 | { | |
6298 | /* Manipulation of the image's mask. */ | |
6299 | if (img->pixmap) | |
6300 | { | |
6301 | Lisp_Object conversion, spec; | |
6302 | Lisp_Object mask; | |
6303 | ||
6304 | spec = img->spec; | |
6305 | ||
6306 | /* `:heuristic-mask t' | |
6307 | `:mask heuristic' | |
6308 | means build a mask heuristically. | |
6309 | `:heuristic-mask (R G B)' | |
6310 | `:mask (heuristic (R G B))' | |
6311 | means build a mask from color (R G B) in the | |
6312 | image. | |
6313 | `:mask nil' | |
6314 | means remove a mask, if any. */ | |
6315 | ||
6316 | mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
6317 | if (!NILP (mask)) | |
6318 | x_build_heuristic_mask (f, img, mask); | |
6319 | else | |
6320 | { | |
6321 | int found_p; | |
6322 | ||
6323 | mask = image_spec_value (spec, QCmask, &found_p); | |
6324 | ||
6325 | if (EQ (mask, Qheuristic)) | |
6326 | x_build_heuristic_mask (f, img, Qt); | |
6327 | else if (CONSP (mask) | |
6328 | && EQ (XCAR (mask), Qheuristic)) | |
6329 | { | |
6330 | if (CONSP (XCDR (mask))) | |
6331 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
6332 | else | |
6333 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
6334 | } | |
6335 | else if (NILP (mask) && found_p && img->mask) | |
6336 | { | |
6337 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
6338 | img->mask = None; | |
6339 | } | |
6340 | } | |
6341 | ||
6342 | ||
6343 | /* Should we apply an image transformation algorithm? */ | |
6344 | conversion = image_spec_value (spec, QCconversion, NULL); | |
6345 | if (EQ (conversion, Qdisabled)) | |
6346 | x_disable_image (f, img); | |
6347 | else if (EQ (conversion, Qlaplace)) | |
6348 | x_laplace (f, img); | |
6349 | else if (EQ (conversion, Qemboss)) | |
6350 | x_emboss (f, img); | |
6351 | else if (CONSP (conversion) | |
6352 | && EQ (XCAR (conversion), Qedge_detection)) | |
6353 | { | |
6354 | Lisp_Object tem; | |
6355 | tem = XCDR (conversion); | |
6356 | if (CONSP (tem)) | |
6357 | x_edge_detection (f, img, | |
6358 | Fplist_get (tem, QCmatrix), | |
6359 | Fplist_get (tem, QCcolor_adjustment)); | |
6360 | } | |
6361 | } | |
6362 | } | |
6363 | ||
6364 | ||
333b20bb | 6365 | /* Return the id of image with Lisp specification SPEC on frame F. |
83676598 | 6366 | SPEC must be a valid Lisp image specification (see valid_image_p). */ |
333b20bb GM |
6367 | |
6368 | int | |
83676598 | 6369 | lookup_image (f, spec) |
333b20bb GM |
6370 | struct frame *f; |
6371 | Lisp_Object spec; | |
6372 | { | |
6373 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6374 | struct image *img; | |
6375 | int i; | |
6376 | unsigned hash; | |
6377 | struct gcpro gcpro1; | |
4f7ca1f1 | 6378 | EMACS_TIME now; |
333b20bb GM |
6379 | |
6380 | /* F must be a window-system frame, and SPEC must be a valid image | |
6381 | specification. */ | |
6382 | xassert (FRAME_WINDOW_P (f)); | |
6383 | xassert (valid_image_p (spec)); | |
6384 | ||
6385 | GCPRO1 (spec); | |
6386 | ||
6387 | /* Look up SPEC in the hash table of the image cache. */ | |
6388 | hash = sxhash (spec, 0); | |
6389 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6390 | ||
6391 | for (img = c->buckets[i]; img; img = img->next) | |
6392 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
6393 | break; | |
6394 | ||
6395 | /* If not found, create a new image and cache it. */ | |
6396 | if (img == NULL) | |
6397 | { | |
ad18ffb1 GM |
6398 | extern Lisp_Object Qpostscript; |
6399 | ||
28c7826c | 6400 | BLOCK_INPUT; |
333b20bb GM |
6401 | img = make_image (spec, hash); |
6402 | cache_image (f, img); | |
83676598 | 6403 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
6404 | |
6405 | /* If we can't load the image, and we don't have a width and | |
6406 | height, use some arbitrary width and height so that we can | |
6407 | draw a rectangle for it. */ | |
83676598 | 6408 | if (img->load_failed_p) |
333b20bb GM |
6409 | { |
6410 | Lisp_Object value; | |
6411 | ||
6412 | value = image_spec_value (spec, QCwidth, NULL); | |
6413 | img->width = (INTEGERP (value) | |
6414 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
6415 | value = image_spec_value (spec, QCheight, NULL); | |
6416 | img->height = (INTEGERP (value) | |
6417 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
6418 | } | |
6419 | else | |
6420 | { | |
6421 | /* Handle image type independent image attributes | |
f20a3b7a MB |
6422 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
6423 | `:background COLOR'. */ | |
6424 | Lisp_Object ascent, margin, relief, bg; | |
333b20bb GM |
6425 | |
6426 | ascent = image_spec_value (spec, QCascent, NULL); | |
6427 | if (INTEGERP (ascent)) | |
6428 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
6429 | else if (EQ (ascent, Qcenter)) |
6430 | img->ascent = CENTERED_IMAGE_ASCENT; | |
333b20bb GM |
6431 | |
6432 | margin = image_spec_value (spec, QCmargin, NULL); | |
6433 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
3ed61e75 GM |
6434 | img->vmargin = img->hmargin = XFASTINT (margin); |
6435 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
6436 | && INTEGERP (XCDR (margin))) | |
6437 | { | |
6438 | if (XINT (XCAR (margin)) > 0) | |
6439 | img->hmargin = XFASTINT (XCAR (margin)); | |
6440 | if (XINT (XCDR (margin)) > 0) | |
6441 | img->vmargin = XFASTINT (XCDR (margin)); | |
6442 | } | |
333b20bb GM |
6443 | |
6444 | relief = image_spec_value (spec, QCrelief, NULL); | |
6445 | if (INTEGERP (relief)) | |
6446 | { | |
6447 | img->relief = XINT (relief); | |
3ed61e75 GM |
6448 | img->hmargin += abs (img->relief); |
6449 | img->vmargin += abs (img->relief); | |
333b20bb GM |
6450 | } |
6451 | ||
f20a3b7a MB |
6452 | if (! img->background_valid) |
6453 | { | |
6454 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
6455 | if (!NILP (bg)) | |
6456 | { | |
6457 | img->background | |
6458 | = x_alloc_image_color (f, img, bg, | |
6459 | FRAME_BACKGROUND_PIXEL (f)); | |
6460 | img->background_valid = 1; | |
6461 | } | |
6462 | } | |
6463 | ||
ad18ffb1 GM |
6464 | /* Do image transformations and compute masks, unless we |
6465 | don't have the image yet. */ | |
6466 | if (!EQ (*img->type->type, Qpostscript)) | |
6467 | postprocess_image (f, img); | |
333b20bb | 6468 | } |
dd00328a | 6469 | |
28c7826c GM |
6470 | UNBLOCK_INPUT; |
6471 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
6472 | } |
6473 | ||
4f7ca1f1 GM |
6474 | /* We're using IMG, so set its timestamp to `now'. */ |
6475 | EMACS_GET_TIME (now); | |
6476 | img->timestamp = EMACS_SECS (now); | |
6477 | ||
333b20bb GM |
6478 | UNGCPRO; |
6479 | ||
6480 | /* Value is the image id. */ | |
6481 | return img->id; | |
6482 | } | |
6483 | ||
6484 | ||
6485 | /* Cache image IMG in the image cache of frame F. */ | |
6486 | ||
6487 | static void | |
6488 | cache_image (f, img) | |
6489 | struct frame *f; | |
6490 | struct image *img; | |
6491 | { | |
6492 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6493 | int i; | |
6494 | ||
6495 | /* Find a free slot in c->images. */ | |
6496 | for (i = 0; i < c->used; ++i) | |
6497 | if (c->images[i] == NULL) | |
6498 | break; | |
6499 | ||
6500 | /* If no free slot found, maybe enlarge c->images. */ | |
6501 | if (i == c->used && c->used == c->size) | |
6502 | { | |
6503 | c->size *= 2; | |
6504 | c->images = (struct image **) xrealloc (c->images, | |
6505 | c->size * sizeof *c->images); | |
6506 | } | |
6507 | ||
6508 | /* Add IMG to c->images, and assign IMG an id. */ | |
6509 | c->images[i] = img; | |
6510 | img->id = i; | |
6511 | if (i == c->used) | |
6512 | ++c->used; | |
6513 | ||
6514 | /* Add IMG to the cache's hash table. */ | |
6515 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6516 | img->next = c->buckets[i]; | |
6517 | if (img->next) | |
6518 | img->next->prev = img; | |
6519 | img->prev = NULL; | |
6520 | c->buckets[i] = img; | |
6521 | } | |
6522 | ||
6523 | ||
6524 | /* Call FN on every image in the image cache of frame F. Used to mark | |
6525 | Lisp Objects in the image cache. */ | |
6526 | ||
6527 | void | |
6528 | forall_images_in_image_cache (f, fn) | |
6529 | struct frame *f; | |
6530 | void (*fn) P_ ((struct image *img)); | |
6531 | { | |
6532 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
6533 | { | |
6534 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6535 | if (c) | |
6536 | { | |
6537 | int i; | |
6538 | for (i = 0; i < c->used; ++i) | |
6539 | if (c->images[i]) | |
6540 | fn (c->images[i]); | |
6541 | } | |
6542 | } | |
6543 | } | |
6544 | ||
6545 | ||
6546 | \f | |
6547 | /*********************************************************************** | |
6548 | X support code | |
6549 | ***********************************************************************/ | |
6550 | ||
45158a91 GM |
6551 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
6552 | XImage **, Pixmap *)); | |
333b20bb GM |
6553 | static void x_destroy_x_image P_ ((XImage *)); |
6554 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
6555 | ||
6556 | ||
6557 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
6558 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
6559 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
6560 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 6561 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
6562 | |
6563 | static int | |
45158a91 | 6564 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 6565 | struct frame *f; |
333b20bb GM |
6566 | int width, height, depth; |
6567 | XImage **ximg; | |
6568 | Pixmap *pixmap; | |
6569 | { | |
6570 | Display *display = FRAME_X_DISPLAY (f); | |
6571 | Screen *screen = FRAME_X_SCREEN (f); | |
6572 | Window window = FRAME_X_WINDOW (f); | |
6573 | ||
6574 | xassert (interrupt_input_blocked); | |
6575 | ||
6576 | if (depth <= 0) | |
6577 | depth = DefaultDepthOfScreen (screen); | |
6578 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
6579 | depth, ZPixmap, 0, NULL, width, height, | |
6580 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
6581 | if (*ximg == NULL) | |
6582 | { | |
45158a91 | 6583 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
6584 | return 0; |
6585 | } | |
6586 | ||
6587 | /* Allocate image raster. */ | |
6588 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
6589 | ||
6590 | /* Allocate a pixmap of the same size. */ | |
6591 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 6592 | if (*pixmap == None) |
333b20bb GM |
6593 | { |
6594 | x_destroy_x_image (*ximg); | |
6595 | *ximg = NULL; | |
45158a91 | 6596 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
6597 | return 0; |
6598 | } | |
6599 | ||
6600 | return 1; | |
6601 | } | |
6602 | ||
6603 | ||
6604 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
6605 | ||
6606 | static void | |
6607 | x_destroy_x_image (ximg) | |
6608 | XImage *ximg; | |
6609 | { | |
6610 | xassert (interrupt_input_blocked); | |
6611 | if (ximg) | |
6612 | { | |
6613 | xfree (ximg->data); | |
6614 | ximg->data = NULL; | |
6615 | XDestroyImage (ximg); | |
6616 | } | |
6617 | } | |
6618 | ||
6619 | ||
6620 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
6621 | are width and height of both the image and pixmap. */ | |
6622 | ||
ea6b19ca | 6623 | static void |
333b20bb GM |
6624 | x_put_x_image (f, ximg, pixmap, width, height) |
6625 | struct frame *f; | |
6626 | XImage *ximg; | |
6627 | Pixmap pixmap; | |
6628 | { | |
6629 | GC gc; | |
6630 | ||
6631 | xassert (interrupt_input_blocked); | |
6632 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
6633 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
6634 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
6635 | } | |
6636 | ||
6637 | ||
6638 | \f | |
6639 | /*********************************************************************** | |
5be6c3b0 | 6640 | File Handling |
333b20bb GM |
6641 | ***********************************************************************/ |
6642 | ||
6643 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
6644 | static char *slurp_file P_ ((char *, int *)); |
6645 | ||
333b20bb GM |
6646 | |
6647 | /* Find image file FILE. Look in data-directory, then | |
6648 | x-bitmap-file-path. Value is the full name of the file found, or | |
6649 | nil if not found. */ | |
6650 | ||
6651 | static Lisp_Object | |
6652 | x_find_image_file (file) | |
6653 | Lisp_Object file; | |
6654 | { | |
6655 | Lisp_Object file_found, search_path; | |
6656 | struct gcpro gcpro1, gcpro2; | |
6657 | int fd; | |
6658 | ||
6659 | file_found = Qnil; | |
6660 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
6661 | GCPRO2 (file_found, search_path); | |
6662 | ||
6663 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
c0ec53ad | 6664 | fd = openp (search_path, file, Qnil, &file_found, 0); |
333b20bb | 6665 | |
939d6465 | 6666 | if (fd == -1) |
333b20bb GM |
6667 | file_found = Qnil; |
6668 | else | |
6669 | close (fd); | |
6670 | ||
6671 | UNGCPRO; | |
6672 | return file_found; | |
6673 | } | |
6674 | ||
6675 | ||
5be6c3b0 GM |
6676 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
6677 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 6678 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
6679 | |
6680 | static char * | |
6681 | slurp_file (file, size) | |
6682 | char *file; | |
6683 | int *size; | |
6684 | { | |
6685 | FILE *fp = NULL; | |
6686 | char *buf = NULL; | |
6687 | struct stat st; | |
6688 | ||
6689 | if (stat (file, &st) == 0 | |
6690 | && (fp = fopen (file, "r")) != NULL | |
6691 | && (buf = (char *) xmalloc (st.st_size), | |
6692 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
6693 | { | |
6694 | *size = st.st_size; | |
6695 | fclose (fp); | |
6696 | } | |
6697 | else | |
6698 | { | |
6699 | if (fp) | |
6700 | fclose (fp); | |
6701 | if (buf) | |
6702 | { | |
6703 | xfree (buf); | |
6704 | buf = NULL; | |
6705 | } | |
6706 | } | |
6707 | ||
6708 | return buf; | |
6709 | } | |
6710 | ||
6711 | ||
333b20bb GM |
6712 | \f |
6713 | /*********************************************************************** | |
6714 | XBM images | |
6715 | ***********************************************************************/ | |
6716 | ||
5be6c3b0 | 6717 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 6718 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
6719 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
6720 | char *, char *)); | |
333b20bb | 6721 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
6722 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
6723 | unsigned char **)); | |
6724 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
6725 | |
6726 | ||
6727 | /* Indices of image specification fields in xbm_format, below. */ | |
6728 | ||
6729 | enum xbm_keyword_index | |
6730 | { | |
6731 | XBM_TYPE, | |
6732 | XBM_FILE, | |
6733 | XBM_WIDTH, | |
6734 | XBM_HEIGHT, | |
6735 | XBM_DATA, | |
6736 | XBM_FOREGROUND, | |
6737 | XBM_BACKGROUND, | |
6738 | XBM_ASCENT, | |
6739 | XBM_MARGIN, | |
6740 | XBM_RELIEF, | |
6741 | XBM_ALGORITHM, | |
6742 | XBM_HEURISTIC_MASK, | |
4a8e312c | 6743 | XBM_MASK, |
333b20bb GM |
6744 | XBM_LAST |
6745 | }; | |
6746 | ||
6747 | /* Vector of image_keyword structures describing the format | |
6748 | of valid XBM image specifications. */ | |
6749 | ||
6750 | static struct image_keyword xbm_format[XBM_LAST] = | |
6751 | { | |
6752 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6753 | {":file", IMAGE_STRING_VALUE, 0}, | |
6754 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6755 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6756 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6f1be3b9 GM |
6757 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
6758 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
7c7ff7f5 | 6759 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 6760 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 6761 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 6762 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
6763 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6764 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
6765 | }; |
6766 | ||
6767 | /* Structure describing the image type XBM. */ | |
6768 | ||
6769 | static struct image_type xbm_type = | |
6770 | { | |
6771 | &Qxbm, | |
6772 | xbm_image_p, | |
6773 | xbm_load, | |
6774 | x_clear_image, | |
6775 | NULL | |
6776 | }; | |
6777 | ||
6778 | /* Tokens returned from xbm_scan. */ | |
6779 | ||
6780 | enum xbm_token | |
6781 | { | |
6782 | XBM_TK_IDENT = 256, | |
6783 | XBM_TK_NUMBER | |
6784 | }; | |
6785 | ||
6786 | ||
6787 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6788 | A valid specification is a list starting with the symbol `image' | |
6789 | The rest of the list is a property list which must contain an | |
6790 | entry `:type xbm.. | |
6791 | ||
6792 | If the specification specifies a file to load, it must contain | |
6793 | an entry `:file FILENAME' where FILENAME is a string. | |
6794 | ||
6795 | If the specification is for a bitmap loaded from memory it must | |
6796 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6797 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6798 | ||
6799 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6800 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6801 | ||
6802 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6803 | ||
6804 | 3. a vector of strings or bool-vectors, one for each line of the | |
6805 | bitmap. | |
6806 | ||
5be6c3b0 GM |
6807 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
6808 | may not be specified in this case because they are defined in the | |
6809 | XBM file. | |
6810 | ||
333b20bb GM |
6811 | Both the file and data forms may contain the additional entries |
6812 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6813 | foreground and background of the frame on which the image is | |
e3130015 | 6814 | displayed is used. */ |
333b20bb GM |
6815 | |
6816 | static int | |
6817 | xbm_image_p (object) | |
6818 | Lisp_Object object; | |
6819 | { | |
6820 | struct image_keyword kw[XBM_LAST]; | |
6821 | ||
6822 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6823 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6824 | return 0; |
6825 | ||
6826 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6827 | ||
6828 | if (kw[XBM_FILE].count) | |
6829 | { | |
6830 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6831 | return 0; | |
6832 | } | |
5be6c3b0 GM |
6833 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
6834 | { | |
6835 | /* In-memory XBM file. */ | |
6836 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
6837 | return 0; | |
6838 | } | |
333b20bb GM |
6839 | else |
6840 | { | |
6841 | Lisp_Object data; | |
6842 | int width, height; | |
6843 | ||
6844 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6845 | if (!kw[XBM_WIDTH].count | |
6846 | || !kw[XBM_HEIGHT].count | |
6847 | || !kw[XBM_DATA].count) | |
6848 | return 0; | |
6849 | ||
6850 | data = kw[XBM_DATA].value; | |
6851 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6852 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6853 | ||
6854 | /* Check type of data, and width and height against contents of | |
6855 | data. */ | |
6856 | if (VECTORP (data)) | |
6857 | { | |
6858 | int i; | |
6859 | ||
6860 | /* Number of elements of the vector must be >= height. */ | |
6861 | if (XVECTOR (data)->size < height) | |
6862 | return 0; | |
6863 | ||
6864 | /* Each string or bool-vector in data must be large enough | |
6865 | for one line of the image. */ | |
6866 | for (i = 0; i < height; ++i) | |
6867 | { | |
6868 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6869 | ||
6870 | if (STRINGP (elt)) | |
6871 | { | |
6872 | if (XSTRING (elt)->size | |
6873 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6874 | return 0; | |
6875 | } | |
6876 | else if (BOOL_VECTOR_P (elt)) | |
6877 | { | |
6878 | if (XBOOL_VECTOR (elt)->size < width) | |
6879 | return 0; | |
6880 | } | |
6881 | else | |
6882 | return 0; | |
6883 | } | |
6884 | } | |
6885 | else if (STRINGP (data)) | |
6886 | { | |
6887 | if (XSTRING (data)->size | |
6888 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6889 | return 0; | |
6890 | } | |
6891 | else if (BOOL_VECTOR_P (data)) | |
6892 | { | |
6893 | if (XBOOL_VECTOR (data)->size < width * height) | |
6894 | return 0; | |
6895 | } | |
6896 | else | |
6897 | return 0; | |
6898 | } | |
6899 | ||
333b20bb GM |
6900 | return 1; |
6901 | } | |
6902 | ||
6903 | ||
6904 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6905 | either an enumerator from enum xbm_token, or a character for a | |
6906 | single-character token, or 0 at end of file. If scanning an | |
6907 | identifier, store the lexeme of the identifier in SVAL. If | |
6908 | scanning a number, store its value in *IVAL. */ | |
6909 | ||
6910 | static int | |
5be6c3b0 GM |
6911 | xbm_scan (s, end, sval, ival) |
6912 | char **s, *end; | |
333b20bb GM |
6913 | char *sval; |
6914 | int *ival; | |
6915 | { | |
6916 | int c; | |
0a695da7 GM |
6917 | |
6918 | loop: | |
333b20bb GM |
6919 | |
6920 | /* Skip white space. */ | |
5be6c3b0 | 6921 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
6922 | ; |
6923 | ||
5be6c3b0 | 6924 | if (*s >= end) |
333b20bb GM |
6925 | c = 0; |
6926 | else if (isdigit (c)) | |
6927 | { | |
6928 | int value = 0, digit; | |
6929 | ||
5be6c3b0 | 6930 | if (c == '0' && *s < end) |
333b20bb | 6931 | { |
5be6c3b0 | 6932 | c = *(*s)++; |
333b20bb GM |
6933 | if (c == 'x' || c == 'X') |
6934 | { | |
5be6c3b0 | 6935 | while (*s < end) |
333b20bb | 6936 | { |
5be6c3b0 | 6937 | c = *(*s)++; |
333b20bb GM |
6938 | if (isdigit (c)) |
6939 | digit = c - '0'; | |
6940 | else if (c >= 'a' && c <= 'f') | |
6941 | digit = c - 'a' + 10; | |
6942 | else if (c >= 'A' && c <= 'F') | |
6943 | digit = c - 'A' + 10; | |
6944 | else | |
6945 | break; | |
6946 | value = 16 * value + digit; | |
6947 | } | |
6948 | } | |
6949 | else if (isdigit (c)) | |
6950 | { | |
6951 | value = c - '0'; | |
5be6c3b0 GM |
6952 | while (*s < end |
6953 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6954 | value = 8 * value + c - '0'; |
6955 | } | |
6956 | } | |
6957 | else | |
6958 | { | |
6959 | value = c - '0'; | |
5be6c3b0 GM |
6960 | while (*s < end |
6961 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6962 | value = 10 * value + c - '0'; |
6963 | } | |
6964 | ||
5be6c3b0 GM |
6965 | if (*s < end) |
6966 | *s = *s - 1; | |
333b20bb GM |
6967 | *ival = value; |
6968 | c = XBM_TK_NUMBER; | |
6969 | } | |
6970 | else if (isalpha (c) || c == '_') | |
6971 | { | |
6972 | *sval++ = c; | |
5be6c3b0 GM |
6973 | while (*s < end |
6974 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
6975 | *sval++ = c; |
6976 | *sval = 0; | |
5be6c3b0 GM |
6977 | if (*s < end) |
6978 | *s = *s - 1; | |
333b20bb GM |
6979 | c = XBM_TK_IDENT; |
6980 | } | |
0a695da7 GM |
6981 | else if (c == '/' && **s == '*') |
6982 | { | |
6983 | /* C-style comment. */ | |
6984 | ++*s; | |
6985 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
6986 | ++*s; | |
6987 | if (**s) | |
6988 | { | |
6989 | *s += 2; | |
6990 | goto loop; | |
6991 | } | |
6992 | } | |
333b20bb GM |
6993 | |
6994 | return c; | |
6995 | } | |
6996 | ||
6997 | ||
6998 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
6999 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
7000 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
7001 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
7002 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 7003 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
7004 | |
7005 | static int | |
5be6c3b0 GM |
7006 | xbm_read_bitmap_data (contents, end, width, height, data) |
7007 | char *contents, *end; | |
333b20bb GM |
7008 | int *width, *height; |
7009 | unsigned char **data; | |
7010 | { | |
5be6c3b0 | 7011 | char *s = contents; |
333b20bb GM |
7012 | char buffer[BUFSIZ]; |
7013 | int padding_p = 0; | |
7014 | int v10 = 0; | |
7015 | int bytes_per_line, i, nbytes; | |
7016 | unsigned char *p; | |
7017 | int value; | |
7018 | int LA1; | |
7019 | ||
7020 | #define match() \ | |
5be6c3b0 | 7021 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
7022 | |
7023 | #define expect(TOKEN) \ | |
7024 | if (LA1 != (TOKEN)) \ | |
7025 | goto failure; \ | |
7026 | else \ | |
7027 | match () | |
7028 | ||
7029 | #define expect_ident(IDENT) \ | |
7030 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
7031 | match (); \ | |
7032 | else \ | |
7033 | goto failure | |
7034 | ||
333b20bb | 7035 | *width = *height = -1; |
5be6c3b0 GM |
7036 | if (data) |
7037 | *data = NULL; | |
7038 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
7039 | |
7040 | /* Parse defines for width, height and hot-spots. */ | |
7041 | while (LA1 == '#') | |
7042 | { | |
333b20bb GM |
7043 | match (); |
7044 | expect_ident ("define"); | |
7045 | expect (XBM_TK_IDENT); | |
7046 | ||
7047 | if (LA1 == XBM_TK_NUMBER); | |
7048 | { | |
7049 | char *p = strrchr (buffer, '_'); | |
7050 | p = p ? p + 1 : buffer; | |
7051 | if (strcmp (p, "width") == 0) | |
7052 | *width = value; | |
7053 | else if (strcmp (p, "height") == 0) | |
7054 | *height = value; | |
7055 | } | |
7056 | expect (XBM_TK_NUMBER); | |
7057 | } | |
7058 | ||
7059 | if (*width < 0 || *height < 0) | |
7060 | goto failure; | |
5be6c3b0 GM |
7061 | else if (data == NULL) |
7062 | goto success; | |
333b20bb GM |
7063 | |
7064 | /* Parse bits. Must start with `static'. */ | |
7065 | expect_ident ("static"); | |
7066 | if (LA1 == XBM_TK_IDENT) | |
7067 | { | |
7068 | if (strcmp (buffer, "unsigned") == 0) | |
7069 | { | |
7070 | match (); | |
7071 | expect_ident ("char"); | |
7072 | } | |
7073 | else if (strcmp (buffer, "short") == 0) | |
7074 | { | |
7075 | match (); | |
7076 | v10 = 1; | |
7077 | if (*width % 16 && *width % 16 < 9) | |
7078 | padding_p = 1; | |
7079 | } | |
7080 | else if (strcmp (buffer, "char") == 0) | |
7081 | match (); | |
7082 | else | |
7083 | goto failure; | |
7084 | } | |
7085 | else | |
7086 | goto failure; | |
7087 | ||
7088 | expect (XBM_TK_IDENT); | |
7089 | expect ('['); | |
7090 | expect (']'); | |
7091 | expect ('='); | |
7092 | expect ('{'); | |
7093 | ||
7094 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
7095 | nbytes = bytes_per_line * *height; | |
7096 | p = *data = (char *) xmalloc (nbytes); | |
7097 | ||
7098 | if (v10) | |
7099 | { | |
333b20bb GM |
7100 | for (i = 0; i < nbytes; i += 2) |
7101 | { | |
7102 | int val = value; | |
7103 | expect (XBM_TK_NUMBER); | |
7104 | ||
7105 | *p++ = val; | |
7106 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
7107 | *p++ = value >> 8; | |
7108 | ||
7109 | if (LA1 == ',' || LA1 == '}') | |
7110 | match (); | |
7111 | else | |
7112 | goto failure; | |
7113 | } | |
7114 | } | |
7115 | else | |
7116 | { | |
7117 | for (i = 0; i < nbytes; ++i) | |
7118 | { | |
7119 | int val = value; | |
7120 | expect (XBM_TK_NUMBER); | |
7121 | ||
7122 | *p++ = val; | |
7123 | ||
7124 | if (LA1 == ',' || LA1 == '}') | |
7125 | match (); | |
7126 | else | |
7127 | goto failure; | |
7128 | } | |
7129 | } | |
7130 | ||
5be6c3b0 | 7131 | success: |
333b20bb GM |
7132 | return 1; |
7133 | ||
7134 | failure: | |
7135 | ||
5be6c3b0 | 7136 | if (data && *data) |
333b20bb GM |
7137 | { |
7138 | xfree (*data); | |
7139 | *data = NULL; | |
7140 | } | |
7141 | return 0; | |
7142 | ||
7143 | #undef match | |
7144 | #undef expect | |
7145 | #undef expect_ident | |
7146 | } | |
7147 | ||
7148 | ||
5be6c3b0 GM |
7149 | /* Load XBM image IMG which will be displayed on frame F from buffer |
7150 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
7151 | successful. */ | |
333b20bb GM |
7152 | |
7153 | static int | |
5be6c3b0 | 7154 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
7155 | struct frame *f; |
7156 | struct image *img; | |
5be6c3b0 | 7157 | char *contents, *end; |
333b20bb GM |
7158 | { |
7159 | int rc; | |
7160 | unsigned char *data; | |
7161 | int success_p = 0; | |
333b20bb | 7162 | |
5be6c3b0 | 7163 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
7164 | if (rc) |
7165 | { | |
7166 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7167 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7168 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7169 | Lisp_Object value; | |
7170 | ||
7171 | xassert (img->width > 0 && img->height > 0); | |
7172 | ||
7173 | /* Get foreground and background colors, maybe allocate colors. */ | |
7174 | value = image_spec_value (img->spec, QCforeground, NULL); | |
7175 | if (!NILP (value)) | |
7176 | foreground = x_alloc_image_color (f, img, value, foreground); | |
333b20bb GM |
7177 | value = image_spec_value (img->spec, QCbackground, NULL); |
7178 | if (!NILP (value)) | |
f20a3b7a MB |
7179 | { |
7180 | background = x_alloc_image_color (f, img, value, background); | |
7181 | img->background = background; | |
7182 | img->background_valid = 1; | |
7183 | } | |
333b20bb | 7184 | |
333b20bb GM |
7185 | img->pixmap |
7186 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7187 | FRAME_X_WINDOW (f), | |
7188 | data, | |
7189 | img->width, img->height, | |
7190 | foreground, background, | |
7191 | depth); | |
7192 | xfree (data); | |
7193 | ||
dd00328a | 7194 | if (img->pixmap == None) |
333b20bb GM |
7195 | { |
7196 | x_clear_image (f, img); | |
5be6c3b0 | 7197 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
7198 | } |
7199 | else | |
7200 | success_p = 1; | |
333b20bb GM |
7201 | } |
7202 | else | |
45158a91 | 7203 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 7204 | |
333b20bb GM |
7205 | return success_p; |
7206 | } | |
7207 | ||
7208 | ||
5be6c3b0 GM |
7209 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
7210 | ||
7211 | static int | |
7212 | xbm_file_p (data) | |
7213 | Lisp_Object data; | |
7214 | { | |
7215 | int w, h; | |
7216 | return (STRINGP (data) | |
7217 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
7218 | (XSTRING (data)->data | |
7219 | + STRING_BYTES (XSTRING (data))), | |
7220 | &w, &h, NULL)); | |
7221 | } | |
7222 | ||
7223 | ||
333b20bb GM |
7224 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
7225 | non-zero if successful. */ | |
7226 | ||
7227 | static int | |
7228 | xbm_load (f, img) | |
7229 | struct frame *f; | |
7230 | struct image *img; | |
7231 | { | |
7232 | int success_p = 0; | |
7233 | Lisp_Object file_name; | |
7234 | ||
7235 | xassert (xbm_image_p (img->spec)); | |
7236 | ||
7237 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
7238 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
7239 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
7240 | { |
7241 | Lisp_Object file; | |
7242 | char *contents; | |
7243 | int size; | |
7244 | struct gcpro gcpro1; | |
7245 | ||
7246 | file = x_find_image_file (file_name); | |
7247 | GCPRO1 (file); | |
7248 | if (!STRINGP (file)) | |
7249 | { | |
7250 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
7251 | UNGCPRO; | |
7252 | return 0; | |
7253 | } | |
7254 | ||
7255 | contents = slurp_file (XSTRING (file)->data, &size); | |
7256 | if (contents == NULL) | |
7257 | { | |
7258 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
7259 | UNGCPRO; | |
7260 | return 0; | |
7261 | } | |
7262 | ||
7263 | success_p = xbm_load_image (f, img, contents, contents + size); | |
7264 | UNGCPRO; | |
7265 | } | |
333b20bb GM |
7266 | else |
7267 | { | |
7268 | struct image_keyword fmt[XBM_LAST]; | |
7269 | Lisp_Object data; | |
7270 | int depth; | |
7271 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7272 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7273 | char *bits; | |
9b207e8e | 7274 | int parsed_p; |
5be6c3b0 GM |
7275 | int in_memory_file_p = 0; |
7276 | ||
7277 | /* See if data looks like an in-memory XBM file. */ | |
7278 | data = image_spec_value (img->spec, QCdata, NULL); | |
7279 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 7280 | |
5be6c3b0 | 7281 | /* Parse the image specification. */ |
333b20bb | 7282 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 7283 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
7284 | xassert (parsed_p); |
7285 | ||
7286 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
7287 | if (!in_memory_file_p) |
7288 | { | |
7289 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
7290 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
7291 | xassert (img->width > 0 && img->height > 0); | |
7292 | } | |
333b20bb | 7293 | |
333b20bb | 7294 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
7295 | if (fmt[XBM_FOREGROUND].count |
7296 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
333b20bb GM |
7297 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
7298 | foreground); | |
6f1be3b9 GM |
7299 | if (fmt[XBM_BACKGROUND].count |
7300 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
333b20bb GM |
7301 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
7302 | background); | |
7303 | ||
5be6c3b0 GM |
7304 | if (in_memory_file_p) |
7305 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
7306 | (XSTRING (data)->data | |
7307 | + STRING_BYTES (XSTRING (data)))); | |
7308 | else | |
333b20bb | 7309 | { |
5be6c3b0 GM |
7310 | if (VECTORP (data)) |
7311 | { | |
7312 | int i; | |
7313 | char *p; | |
7314 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
333b20bb | 7315 | |
5be6c3b0 GM |
7316 | p = bits = (char *) alloca (nbytes * img->height); |
7317 | for (i = 0; i < img->height; ++i, p += nbytes) | |
7318 | { | |
7319 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
7320 | if (STRINGP (line)) | |
7321 | bcopy (XSTRING (line)->data, p, nbytes); | |
7322 | else | |
7323 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
7324 | } | |
7325 | } | |
7326 | else if (STRINGP (data)) | |
7327 | bits = XSTRING (data)->data; | |
7328 | else | |
7329 | bits = XBOOL_VECTOR (data)->data; | |
7330 | ||
7331 | /* Create the pixmap. */ | |
7332 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7333 | img->pixmap | |
7334 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7335 | FRAME_X_WINDOW (f), | |
7336 | bits, | |
7337 | img->width, img->height, | |
7338 | foreground, background, | |
7339 | depth); | |
7340 | if (img->pixmap) | |
7341 | success_p = 1; | |
7342 | else | |
333b20bb | 7343 | { |
5be6c3b0 GM |
7344 | image_error ("Unable to create pixmap for XBM image `%s'", |
7345 | img->spec, Qnil); | |
7346 | x_clear_image (f, img); | |
333b20bb GM |
7347 | } |
7348 | } | |
333b20bb GM |
7349 | } |
7350 | ||
7351 | return success_p; | |
7352 | } | |
7353 | ||
7354 | ||
7355 | \f | |
7356 | /*********************************************************************** | |
7357 | XPM images | |
7358 | ***********************************************************************/ | |
7359 | ||
7360 | #if HAVE_XPM | |
7361 | ||
7362 | static int xpm_image_p P_ ((Lisp_Object object)); | |
7363 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
7364 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
7365 | ||
7366 | #include "X11/xpm.h" | |
7367 | ||
7368 | /* The symbol `xpm' identifying XPM-format images. */ | |
7369 | ||
7370 | Lisp_Object Qxpm; | |
7371 | ||
7372 | /* Indices of image specification fields in xpm_format, below. */ | |
7373 | ||
7374 | enum xpm_keyword_index | |
7375 | { | |
7376 | XPM_TYPE, | |
7377 | XPM_FILE, | |
7378 | XPM_DATA, | |
7379 | XPM_ASCENT, | |
7380 | XPM_MARGIN, | |
7381 | XPM_RELIEF, | |
7382 | XPM_ALGORITHM, | |
7383 | XPM_HEURISTIC_MASK, | |
4a8e312c | 7384 | XPM_MASK, |
333b20bb | 7385 | XPM_COLOR_SYMBOLS, |
f20a3b7a | 7386 | XPM_BACKGROUND, |
333b20bb GM |
7387 | XPM_LAST |
7388 | }; | |
7389 | ||
7390 | /* Vector of image_keyword structures describing the format | |
7391 | of valid XPM image specifications. */ | |
7392 | ||
7393 | static struct image_keyword xpm_format[XPM_LAST] = | |
7394 | { | |
7395 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
7396 | {":file", IMAGE_STRING_VALUE, 0}, | |
7397 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7398 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7399 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7400 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7401 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 7402 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7403 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
7404 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
7405 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
7406 | }; |
7407 | ||
7408 | /* Structure describing the image type XBM. */ | |
7409 | ||
7410 | static struct image_type xpm_type = | |
7411 | { | |
7412 | &Qxpm, | |
7413 | xpm_image_p, | |
7414 | xpm_load, | |
7415 | x_clear_image, | |
7416 | NULL | |
7417 | }; | |
7418 | ||
7419 | ||
b243755a GM |
7420 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
7421 | functions for allocating image colors. Our own functions handle | |
7422 | color allocation failures more gracefully than the ones on the XPM | |
7423 | lib. */ | |
7424 | ||
7425 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
7426 | #define ALLOC_XPM_COLORS | |
7427 | #endif | |
7428 | ||
7429 | #ifdef ALLOC_XPM_COLORS | |
7430 | ||
f72c62ad | 7431 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
7432 | static void xpm_free_color_cache P_ ((void)); |
7433 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
7434 | static int xpm_color_bucket P_ ((char *)); |
7435 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
7436 | XColor *, int)); | |
b243755a GM |
7437 | |
7438 | /* An entry in a hash table used to cache color definitions of named | |
7439 | colors. This cache is necessary to speed up XPM image loading in | |
7440 | case we do color allocations ourselves. Without it, we would need | |
7441 | a call to XParseColor per pixel in the image. */ | |
7442 | ||
7443 | struct xpm_cached_color | |
7444 | { | |
7445 | /* Next in collision chain. */ | |
7446 | struct xpm_cached_color *next; | |
7447 | ||
7448 | /* Color definition (RGB and pixel color). */ | |
7449 | XColor color; | |
7450 | ||
7451 | /* Color name. */ | |
7452 | char name[1]; | |
7453 | }; | |
7454 | ||
7455 | /* The hash table used for the color cache, and its bucket vector | |
7456 | size. */ | |
7457 | ||
7458 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
7459 | struct xpm_cached_color **xpm_color_cache; | |
7460 | ||
b243755a GM |
7461 | /* Initialize the color cache. */ |
7462 | ||
7463 | static void | |
f72c62ad GM |
7464 | xpm_init_color_cache (f, attrs) |
7465 | struct frame *f; | |
7466 | XpmAttributes *attrs; | |
b243755a GM |
7467 | { |
7468 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
7469 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
7470 | memset (xpm_color_cache, 0, nbytes); | |
7471 | init_color_table (); | |
f72c62ad GM |
7472 | |
7473 | if (attrs->valuemask & XpmColorSymbols) | |
7474 | { | |
7475 | int i; | |
7476 | XColor color; | |
7477 | ||
7478 | for (i = 0; i < attrs->numsymbols; ++i) | |
7479 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7480 | attrs->colorsymbols[i].value, &color)) | |
7481 | { | |
7482 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
7483 | color.blue); | |
7484 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
7485 | } | |
7486 | } | |
b243755a GM |
7487 | } |
7488 | ||
7489 | ||
7490 | /* Free the color cache. */ | |
7491 | ||
7492 | static void | |
7493 | xpm_free_color_cache () | |
7494 | { | |
7495 | struct xpm_cached_color *p, *next; | |
7496 | int i; | |
7497 | ||
7498 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
7499 | for (p = xpm_color_cache[i]; p; p = next) | |
7500 | { | |
7501 | next = p->next; | |
7502 | xfree (p); | |
7503 | } | |
7504 | ||
7505 | xfree (xpm_color_cache); | |
7506 | xpm_color_cache = NULL; | |
7507 | free_color_table (); | |
7508 | } | |
7509 | ||
7510 | ||
f72c62ad GM |
7511 | /* Return the bucket index for color named COLOR_NAME in the color |
7512 | cache. */ | |
7513 | ||
7514 | static int | |
7515 | xpm_color_bucket (color_name) | |
7516 | char *color_name; | |
7517 | { | |
7518 | unsigned h = 0; | |
7519 | char *s; | |
7520 | ||
7521 | for (s = color_name; *s; ++s) | |
7522 | h = (h << 2) ^ *s; | |
7523 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
7524 | } | |
7525 | ||
7526 | ||
7527 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
7528 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
7529 | entry added. */ | |
7530 | ||
7531 | static struct xpm_cached_color * | |
7532 | xpm_cache_color (f, color_name, color, bucket) | |
7533 | struct frame *f; | |
7534 | char *color_name; | |
7535 | XColor *color; | |
7536 | int bucket; | |
7537 | { | |
7538 | size_t nbytes; | |
7539 | struct xpm_cached_color *p; | |
7540 | ||
7541 | if (bucket < 0) | |
7542 | bucket = xpm_color_bucket (color_name); | |
7543 | ||
7544 | nbytes = sizeof *p + strlen (color_name); | |
7545 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
7546 | strcpy (p->name, color_name); | |
7547 | p->color = *color; | |
7548 | p->next = xpm_color_cache[bucket]; | |
7549 | xpm_color_cache[bucket] = p; | |
7550 | return p; | |
7551 | } | |
7552 | ||
7553 | ||
b243755a GM |
7554 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
7555 | return the cached definition in *COLOR. Otherwise, make a new | |
7556 | entry in the cache and allocate the color. Value is zero if color | |
7557 | allocation failed. */ | |
7558 | ||
7559 | static int | |
7560 | xpm_lookup_color (f, color_name, color) | |
7561 | struct frame *f; | |
7562 | char *color_name; | |
7563 | XColor *color; | |
7564 | { | |
b243755a | 7565 | struct xpm_cached_color *p; |
83676598 | 7566 | int h = xpm_color_bucket (color_name); |
b243755a GM |
7567 | |
7568 | for (p = xpm_color_cache[h]; p; p = p->next) | |
7569 | if (strcmp (p->name, color_name) == 0) | |
7570 | break; | |
7571 | ||
7572 | if (p != NULL) | |
7573 | *color = p->color; | |
7574 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7575 | color_name, color)) | |
7576 | { | |
b243755a GM |
7577 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
7578 | color->blue); | |
f72c62ad | 7579 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 7580 | } |
f72c62ad | 7581 | |
b243755a GM |
7582 | return p != NULL; |
7583 | } | |
7584 | ||
7585 | ||
7586 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
7587 | CLOSURE is a pointer to the frame on which we allocate the | |
7588 | color. Return in *COLOR the allocated color. Value is non-zero | |
7589 | if successful. */ | |
7590 | ||
7591 | static int | |
7592 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
7593 | Display *dpy; | |
7594 | Colormap cmap; | |
7595 | char *color_name; | |
7596 | XColor *color; | |
7597 | void *closure; | |
7598 | { | |
7599 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
7600 | } | |
7601 | ||
7602 | ||
7603 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
7604 | is a pointer to the frame on which we allocate the color. Value is | |
7605 | non-zero if successful. */ | |
7606 | ||
7607 | static int | |
7608 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
7609 | Display *dpy; | |
7610 | Colormap cmap; | |
7611 | Pixel *pixels; | |
7612 | int npixels; | |
7613 | void *closure; | |
7614 | { | |
7615 | return 1; | |
7616 | } | |
7617 | ||
7618 | #endif /* ALLOC_XPM_COLORS */ | |
7619 | ||
7620 | ||
333b20bb GM |
7621 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
7622 | for XPM images. Such a list must consist of conses whose car and | |
7623 | cdr are strings. */ | |
7624 | ||
7625 | static int | |
7626 | xpm_valid_color_symbols_p (color_symbols) | |
7627 | Lisp_Object color_symbols; | |
7628 | { | |
7629 | while (CONSP (color_symbols)) | |
7630 | { | |
7631 | Lisp_Object sym = XCAR (color_symbols); | |
7632 | if (!CONSP (sym) | |
7633 | || !STRINGP (XCAR (sym)) | |
7634 | || !STRINGP (XCDR (sym))) | |
7635 | break; | |
7636 | color_symbols = XCDR (color_symbols); | |
7637 | } | |
7638 | ||
7639 | return NILP (color_symbols); | |
7640 | } | |
7641 | ||
7642 | ||
7643 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
7644 | ||
7645 | static int | |
7646 | xpm_image_p (object) | |
7647 | Lisp_Object object; | |
7648 | { | |
7649 | struct image_keyword fmt[XPM_LAST]; | |
7650 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 7651 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
7652 | /* Either `:file' or `:data' must be present. */ |
7653 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
7654 | /* Either no `:color-symbols' or it's a list of conses | |
7655 | whose car and cdr are strings. */ | |
7656 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 7657 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
7658 | } |
7659 | ||
7660 | ||
7661 | /* Load image IMG which will be displayed on frame F. Value is | |
7662 | non-zero if successful. */ | |
7663 | ||
7664 | static int | |
7665 | xpm_load (f, img) | |
7666 | struct frame *f; | |
7667 | struct image *img; | |
7668 | { | |
9b207e8e | 7669 | int rc; |
333b20bb GM |
7670 | XpmAttributes attrs; |
7671 | Lisp_Object specified_file, color_symbols; | |
7672 | ||
7673 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
7674 | close colors. Return colors allocated. */ | |
7675 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
7676 | attrs.visual = FRAME_X_VISUAL (f); |
7677 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 7678 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 7679 | attrs.valuemask |= XpmColormap; |
b243755a GM |
7680 | |
7681 | #ifdef ALLOC_XPM_COLORS | |
7682 | /* Allocate colors with our own functions which handle | |
7683 | failing color allocation more gracefully. */ | |
7684 | attrs.color_closure = f; | |
7685 | attrs.alloc_color = xpm_alloc_color; | |
7686 | attrs.free_colors = xpm_free_colors; | |
7687 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
7688 | #else /* not ALLOC_XPM_COLORS */ | |
7689 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 7690 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 7691 | #ifdef XpmAllocCloseColors |
333b20bb GM |
7692 | attrs.alloc_close_colors = 1; |
7693 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 7694 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
7695 | attrs.closeness = 600; |
7696 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
7697 | #endif /* not XpmAllocCloseColors */ |
7698 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
7699 | |
7700 | /* If image specification contains symbolic color definitions, add | |
7701 | these to `attrs'. */ | |
7702 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
7703 | if (CONSP (color_symbols)) | |
7704 | { | |
7705 | Lisp_Object tail; | |
7706 | XpmColorSymbol *xpm_syms; | |
7707 | int i, size; | |
7708 | ||
7709 | attrs.valuemask |= XpmColorSymbols; | |
7710 | ||
7711 | /* Count number of symbols. */ | |
7712 | attrs.numsymbols = 0; | |
7713 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
7714 | ++attrs.numsymbols; | |
7715 | ||
7716 | /* Allocate an XpmColorSymbol array. */ | |
7717 | size = attrs.numsymbols * sizeof *xpm_syms; | |
7718 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
7719 | bzero (xpm_syms, size); | |
7720 | attrs.colorsymbols = xpm_syms; | |
7721 | ||
7722 | /* Fill the color symbol array. */ | |
7723 | for (tail = color_symbols, i = 0; | |
7724 | CONSP (tail); | |
7725 | ++i, tail = XCDR (tail)) | |
7726 | { | |
7727 | Lisp_Object name = XCAR (XCAR (tail)); | |
7728 | Lisp_Object color = XCDR (XCAR (tail)); | |
7729 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
7730 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
7731 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
7732 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
7733 | } | |
7734 | } | |
7735 | ||
7736 | /* Create a pixmap for the image, either from a file, or from a | |
7737 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 7738 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 7739 | xpm_init_color_cache (f, &attrs); |
b243755a GM |
7740 | #endif |
7741 | ||
333b20bb GM |
7742 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
7743 | if (STRINGP (specified_file)) | |
7744 | { | |
7745 | Lisp_Object file = x_find_image_file (specified_file); | |
7746 | if (!STRINGP (file)) | |
7747 | { | |
45158a91 | 7748 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
7749 | return 0; |
7750 | } | |
7751 | ||
7752 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7753 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
7754 | &attrs); | |
7755 | } | |
7756 | else | |
7757 | { | |
7758 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
7759 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7760 | XSTRING (buffer)->data, | |
7761 | &img->pixmap, &img->mask, | |
7762 | &attrs); | |
7763 | } | |
333b20bb GM |
7764 | |
7765 | if (rc == XpmSuccess) | |
7766 | { | |
b243755a GM |
7767 | #ifdef ALLOC_XPM_COLORS |
7768 | img->colors = colors_in_color_table (&img->ncolors); | |
7769 | #else /* not ALLOC_XPM_COLORS */ | |
f47a9ec4 KR |
7770 | int i; |
7771 | ||
333b20bb GM |
7772 | img->ncolors = attrs.nalloc_pixels; |
7773 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
7774 | * sizeof *img->colors); | |
7775 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
7776 | { |
7777 | img->colors[i] = attrs.alloc_pixels[i]; | |
7778 | #ifdef DEBUG_X_COLORS | |
7779 | register_color (img->colors[i]); | |
7780 | #endif | |
7781 | } | |
b243755a | 7782 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
7783 | |
7784 | img->width = attrs.width; | |
7785 | img->height = attrs.height; | |
7786 | xassert (img->width > 0 && img->height > 0); | |
7787 | ||
7788 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 7789 | XpmFreeAttributes (&attrs); |
333b20bb GM |
7790 | } |
7791 | else | |
7792 | { | |
7793 | switch (rc) | |
7794 | { | |
7795 | case XpmOpenFailed: | |
7796 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
7797 | break; | |
7798 | ||
7799 | case XpmFileInvalid: | |
7800 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
7801 | break; | |
7802 | ||
7803 | case XpmNoMemory: | |
7804 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
7805 | break; | |
7806 | ||
7807 | case XpmColorFailed: | |
7808 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
7809 | break; | |
7810 | ||
7811 | default: | |
7812 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
7813 | break; | |
7814 | } | |
7815 | } | |
7816 | ||
b243755a GM |
7817 | #ifdef ALLOC_XPM_COLORS |
7818 | xpm_free_color_cache (); | |
7819 | #endif | |
333b20bb GM |
7820 | return rc == XpmSuccess; |
7821 | } | |
7822 | ||
7823 | #endif /* HAVE_XPM != 0 */ | |
7824 | ||
7825 | \f | |
7826 | /*********************************************************************** | |
7827 | Color table | |
7828 | ***********************************************************************/ | |
7829 | ||
7830 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
7831 | ||
7832 | struct ct_color | |
7833 | { | |
7834 | int r, g, b; | |
7835 | unsigned long pixel; | |
7836 | ||
7837 | /* Next in color table collision list. */ | |
7838 | struct ct_color *next; | |
7839 | }; | |
7840 | ||
7841 | /* The bucket vector size to use. Must be prime. */ | |
7842 | ||
7843 | #define CT_SIZE 101 | |
7844 | ||
7845 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
7846 | ||
7847 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
7848 | ||
7849 | /* The color hash table. */ | |
7850 | ||
7851 | struct ct_color **ct_table; | |
7852 | ||
7853 | /* Number of entries in the color table. */ | |
7854 | ||
7855 | int ct_colors_allocated; | |
7856 | ||
333b20bb GM |
7857 | /* Initialize the color table. */ |
7858 | ||
7859 | static void | |
7860 | init_color_table () | |
7861 | { | |
7862 | int size = CT_SIZE * sizeof (*ct_table); | |
7863 | ct_table = (struct ct_color **) xmalloc (size); | |
7864 | bzero (ct_table, size); | |
7865 | ct_colors_allocated = 0; | |
7866 | } | |
7867 | ||
7868 | ||
7869 | /* Free memory associated with the color table. */ | |
7870 | ||
7871 | static void | |
7872 | free_color_table () | |
7873 | { | |
7874 | int i; | |
7875 | struct ct_color *p, *next; | |
7876 | ||
7877 | for (i = 0; i < CT_SIZE; ++i) | |
7878 | for (p = ct_table[i]; p; p = next) | |
7879 | { | |
7880 | next = p->next; | |
7881 | xfree (p); | |
7882 | } | |
7883 | ||
7884 | xfree (ct_table); | |
7885 | ct_table = NULL; | |
7886 | } | |
7887 | ||
7888 | ||
7889 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
7890 | entry for that color already is in the color table, return the | |
7891 | pixel color of that entry. Otherwise, allocate a new color for R, | |
7892 | G, B, and make an entry in the color table. */ | |
7893 | ||
7894 | static unsigned long | |
7895 | lookup_rgb_color (f, r, g, b) | |
7896 | struct frame *f; | |
7897 | int r, g, b; | |
7898 | { | |
7899 | unsigned hash = CT_HASH_RGB (r, g, b); | |
7900 | int i = hash % CT_SIZE; | |
7901 | struct ct_color *p; | |
7902 | ||
7903 | for (p = ct_table[i]; p; p = p->next) | |
7904 | if (p->r == r && p->g == g && p->b == b) | |
7905 | break; | |
7906 | ||
7907 | if (p == NULL) | |
7908 | { | |
7909 | XColor color; | |
7910 | Colormap cmap; | |
7911 | int rc; | |
7912 | ||
7913 | color.red = r; | |
7914 | color.green = g; | |
7915 | color.blue = b; | |
7916 | ||
9b2956e2 | 7917 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 7918 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7919 | |
7920 | if (rc) | |
7921 | { | |
7922 | ++ct_colors_allocated; | |
7923 | ||
7924 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7925 | p->r = r; | |
7926 | p->g = g; | |
7927 | p->b = b; | |
7928 | p->pixel = color.pixel; | |
7929 | p->next = ct_table[i]; | |
7930 | ct_table[i] = p; | |
7931 | } | |
7932 | else | |
7933 | return FRAME_FOREGROUND_PIXEL (f); | |
7934 | } | |
7935 | ||
7936 | return p->pixel; | |
7937 | } | |
7938 | ||
7939 | ||
7940 | /* Look up pixel color PIXEL which is used on frame F in the color | |
7941 | table. If not already present, allocate it. Value is PIXEL. */ | |
7942 | ||
7943 | static unsigned long | |
7944 | lookup_pixel_color (f, pixel) | |
7945 | struct frame *f; | |
7946 | unsigned long pixel; | |
7947 | { | |
7948 | int i = pixel % CT_SIZE; | |
7949 | struct ct_color *p; | |
7950 | ||
7951 | for (p = ct_table[i]; p; p = p->next) | |
7952 | if (p->pixel == pixel) | |
7953 | break; | |
7954 | ||
7955 | if (p == NULL) | |
7956 | { | |
7957 | XColor color; | |
7958 | Colormap cmap; | |
7959 | int rc; | |
7960 | ||
9b2956e2 | 7961 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 7962 | color.pixel = pixel; |
a31fedb7 | 7963 | x_query_color (f, &color); |
d62c8769 | 7964 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7965 | |
7966 | if (rc) | |
7967 | { | |
7968 | ++ct_colors_allocated; | |
7969 | ||
7970 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7971 | p->r = color.red; | |
7972 | p->g = color.green; | |
7973 | p->b = color.blue; | |
7974 | p->pixel = pixel; | |
7975 | p->next = ct_table[i]; | |
7976 | ct_table[i] = p; | |
7977 | } | |
7978 | else | |
7979 | return FRAME_FOREGROUND_PIXEL (f); | |
7980 | } | |
7981 | ||
7982 | return p->pixel; | |
7983 | } | |
7984 | ||
7985 | ||
7986 | /* Value is a vector of all pixel colors contained in the color table, | |
7987 | allocated via xmalloc. Set *N to the number of colors. */ | |
7988 | ||
7989 | static unsigned long * | |
7990 | colors_in_color_table (n) | |
7991 | int *n; | |
7992 | { | |
7993 | int i, j; | |
7994 | struct ct_color *p; | |
7995 | unsigned long *colors; | |
7996 | ||
7997 | if (ct_colors_allocated == 0) | |
7998 | { | |
7999 | *n = 0; | |
8000 | colors = NULL; | |
8001 | } | |
8002 | else | |
8003 | { | |
8004 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
8005 | * sizeof *colors); | |
8006 | *n = ct_colors_allocated; | |
8007 | ||
8008 | for (i = j = 0; i < CT_SIZE; ++i) | |
8009 | for (p = ct_table[i]; p; p = p->next) | |
8010 | colors[j++] = p->pixel; | |
8011 | } | |
8012 | ||
8013 | return colors; | |
8014 | } | |
8015 | ||
8016 | ||
8017 | \f | |
8018 | /*********************************************************************** | |
8019 | Algorithms | |
8020 | ***********************************************************************/ | |
8021 | ||
4a8e312c GM |
8022 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
8023 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
8024 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
8025 | ||
d2dc8167 | 8026 | /* Non-zero means draw a cross on images having `:conversion |
14819cb3 GM |
8027 | disabled'. */ |
8028 | ||
8029 | int cross_disabled_images; | |
8030 | ||
4a8e312c GM |
8031 | /* Edge detection matrices for different edge-detection |
8032 | strategies. */ | |
8033 | ||
8034 | static int emboss_matrix[9] = { | |
8035 | /* x - 1 x x + 1 */ | |
8036 | 2, -1, 0, /* y - 1 */ | |
8037 | -1, 0, 1, /* y */ | |
8038 | 0, 1, -2 /* y + 1 */ | |
8039 | }; | |
333b20bb | 8040 | |
4a8e312c GM |
8041 | static int laplace_matrix[9] = { |
8042 | /* x - 1 x x + 1 */ | |
8043 | 1, 0, 0, /* y - 1 */ | |
8044 | 0, 0, 0, /* y */ | |
8045 | 0, 0, -1 /* y + 1 */ | |
8046 | }; | |
333b20bb | 8047 | |
14819cb3 GM |
8048 | /* Value is the intensity of the color whose red/green/blue values |
8049 | are R, G, and B. */ | |
8050 | ||
8051 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
8052 | ||
333b20bb | 8053 | |
4a8e312c GM |
8054 | /* On frame F, return an array of XColor structures describing image |
8055 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
8056 | non-zero means also fill the red/green/blue members of the XColor | |
8057 | structures. Value is a pointer to the array of XColors structures, | |
8058 | allocated with xmalloc; it must be freed by the caller. */ | |
8059 | ||
8060 | static XColor * | |
8061 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 8062 | struct frame *f; |
4a8e312c GM |
8063 | struct image *img; |
8064 | int rgb_p; | |
333b20bb | 8065 | { |
4a8e312c GM |
8066 | int x, y; |
8067 | XColor *colors, *p; | |
8068 | XImage *ximg; | |
333b20bb | 8069 | |
4a8e312c GM |
8070 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
8071 | ||
8072 | /* Get the X image IMG->pixmap. */ | |
8073 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
8074 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 8075 | |
4a8e312c GM |
8076 | /* Fill the `pixel' members of the XColor array. I wished there |
8077 | were an easy and portable way to circumvent XGetPixel. */ | |
8078 | p = colors; | |
8079 | for (y = 0; y < img->height; ++y) | |
8080 | { | |
8081 | XColor *row = p; | |
8082 | ||
8083 | for (x = 0; x < img->width; ++x, ++p) | |
8084 | p->pixel = XGetPixel (ximg, x, y); | |
8085 | ||
8086 | if (rgb_p) | |
a31fedb7 | 8087 | x_query_colors (f, row, img->width); |
4a8e312c GM |
8088 | } |
8089 | ||
8090 | XDestroyImage (ximg); | |
4a8e312c | 8091 | return colors; |
333b20bb GM |
8092 | } |
8093 | ||
8094 | ||
4a8e312c GM |
8095 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
8096 | RGB members are set. F is the frame on which this all happens. | |
8097 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
8098 | |
8099 | static void | |
4a8e312c | 8100 | x_from_xcolors (f, img, colors) |
333b20bb | 8101 | struct frame *f; |
4a8e312c GM |
8102 | struct image *img; |
8103 | XColor *colors; | |
333b20bb | 8104 | { |
4a8e312c GM |
8105 | int x, y; |
8106 | XImage *oimg; | |
8107 | Pixmap pixmap; | |
8108 | XColor *p; | |
8109 | ||
4a8e312c | 8110 | init_color_table (); |
333b20bb | 8111 | |
4a8e312c GM |
8112 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
8113 | &oimg, &pixmap); | |
8114 | p = colors; | |
8115 | for (y = 0; y < img->height; ++y) | |
8116 | for (x = 0; x < img->width; ++x, ++p) | |
8117 | { | |
8118 | unsigned long pixel; | |
8119 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
8120 | XPutPixel (oimg, x, y, pixel); | |
8121 | } | |
8122 | ||
8123 | xfree (colors); | |
dd00328a | 8124 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
8125 | |
8126 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
8127 | x_destroy_x_image (oimg); | |
8128 | img->pixmap = pixmap; | |
8129 | img->colors = colors_in_color_table (&img->ncolors); | |
8130 | free_color_table (); | |
333b20bb GM |
8131 | } |
8132 | ||
8133 | ||
4a8e312c GM |
8134 | /* On frame F, perform edge-detection on image IMG. |
8135 | ||
8136 | MATRIX is a nine-element array specifying the transformation | |
8137 | matrix. See emboss_matrix for an example. | |
8138 | ||
8139 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
8140 | outgoing image. */ | |
333b20bb GM |
8141 | |
8142 | static void | |
4a8e312c | 8143 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
8144 | struct frame *f; |
8145 | struct image *img; | |
4a8e312c | 8146 | int matrix[9], color_adjust; |
333b20bb | 8147 | { |
4a8e312c GM |
8148 | XColor *colors = x_to_xcolors (f, img, 1); |
8149 | XColor *new, *p; | |
8150 | int x, y, i, sum; | |
333b20bb | 8151 | |
4a8e312c GM |
8152 | for (i = sum = 0; i < 9; ++i) |
8153 | sum += abs (matrix[i]); | |
333b20bb | 8154 | |
4a8e312c | 8155 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 8156 | |
4a8e312c | 8157 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 8158 | |
4a8e312c GM |
8159 | for (y = 0; y < img->height; ++y) |
8160 | { | |
8161 | p = COLOR (new, 0, y); | |
8162 | p->red = p->green = p->blue = 0xffff/2; | |
8163 | p = COLOR (new, img->width - 1, y); | |
8164 | p->red = p->green = p->blue = 0xffff/2; | |
8165 | } | |
8166 | ||
8167 | for (x = 1; x < img->width - 1; ++x) | |
8168 | { | |
8169 | p = COLOR (new, x, 0); | |
8170 | p->red = p->green = p->blue = 0xffff/2; | |
8171 | p = COLOR (new, x, img->height - 1); | |
8172 | p->red = p->green = p->blue = 0xffff/2; | |
8173 | } | |
333b20bb | 8174 | |
4a8e312c | 8175 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 8176 | { |
4a8e312c GM |
8177 | p = COLOR (new, 1, y); |
8178 | ||
8179 | for (x = 1; x < img->width - 1; ++x, ++p) | |
8180 | { | |
14819cb3 | 8181 | int r, g, b, y1, x1; |
4a8e312c GM |
8182 | |
8183 | r = g = b = i = 0; | |
8184 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
8185 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
8186 | if (matrix[i]) | |
8187 | { | |
8188 | XColor *t = COLOR (colors, x1, y1); | |
8189 | r += matrix[i] * t->red; | |
8190 | g += matrix[i] * t->green; | |
8191 | b += matrix[i] * t->blue; | |
8192 | } | |
333b20bb | 8193 | |
4a8e312c GM |
8194 | r = (r / sum + color_adjust) & 0xffff; |
8195 | g = (g / sum + color_adjust) & 0xffff; | |
8196 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 8197 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 8198 | } |
333b20bb GM |
8199 | } |
8200 | ||
4a8e312c GM |
8201 | xfree (colors); |
8202 | x_from_xcolors (f, img, new); | |
333b20bb | 8203 | |
4a8e312c GM |
8204 | #undef COLOR |
8205 | } | |
8206 | ||
8207 | ||
8208 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
8209 | on frame F. */ | |
8210 | ||
8211 | static void | |
8212 | x_emboss (f, img) | |
8213 | struct frame *f; | |
8214 | struct image *img; | |
8215 | { | |
8216 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
8217 | } | |
8218 | ||
8219 | ||
8220 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
8221 | on frame F. */ | |
8222 | ||
8223 | static void | |
8224 | x_laplace (f, img) | |
8225 | struct frame *f; | |
8226 | struct image *img; | |
8227 | { | |
8228 | x_detect_edges (f, img, laplace_matrix, 45000); | |
8229 | } | |
8230 | ||
8231 | ||
8232 | /* Perform edge-detection on image IMG on frame F, with specified | |
8233 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
8234 | ||
8235 | MATRIX must be either | |
8236 | ||
8237 | - a list of at least 9 numbers in row-major form | |
8238 | - a vector of at least 9 numbers | |
8239 | ||
8240 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
8241 | number. */ | |
8242 | ||
8243 | static void | |
8244 | x_edge_detection (f, img, matrix, color_adjust) | |
8245 | struct frame *f; | |
8246 | struct image *img; | |
8247 | Lisp_Object matrix, color_adjust; | |
8248 | { | |
8249 | int i = 0; | |
8250 | int trans[9]; | |
333b20bb | 8251 | |
4a8e312c GM |
8252 | if (CONSP (matrix)) |
8253 | { | |
8254 | for (i = 0; | |
8255 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
8256 | ++i, matrix = XCDR (matrix)) | |
8257 | trans[i] = XFLOATINT (XCAR (matrix)); | |
8258 | } | |
8259 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
8260 | { | |
8261 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
8262 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
8263 | } | |
333b20bb | 8264 | |
4a8e312c GM |
8265 | if (NILP (color_adjust)) |
8266 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 8267 | |
4a8e312c GM |
8268 | if (i == 9 && NUMBERP (color_adjust)) |
8269 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
8270 | } |
8271 | ||
8272 | ||
14819cb3 GM |
8273 | /* Transform image IMG on frame F so that it looks disabled. */ |
8274 | ||
8275 | static void | |
8276 | x_disable_image (f, img) | |
8277 | struct frame *f; | |
8278 | struct image *img; | |
8279 | { | |
8280 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 8281 | |
14819cb3 GM |
8282 | if (dpyinfo->n_planes >= 2) |
8283 | { | |
8284 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
8285 | drawing such images with a stipple can look very odd, so | |
8286 | we're using this method instead. */ | |
8287 | XColor *colors = x_to_xcolors (f, img, 1); | |
8288 | XColor *p, *end; | |
8289 | const int h = 15000; | |
8290 | const int l = 30000; | |
8291 | ||
8292 | for (p = colors, end = colors + img->width * img->height; | |
8293 | p < end; | |
8294 | ++p) | |
8295 | { | |
8296 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
8297 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
8298 | p->red = p->green = p->blue = i2; | |
8299 | } | |
8300 | ||
8301 | x_from_xcolors (f, img, colors); | |
8302 | } | |
8303 | ||
8304 | /* Draw a cross over the disabled image, if we must or if we | |
8305 | should. */ | |
8306 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
8307 | { | |
8308 | Display *dpy = FRAME_X_DISPLAY (f); | |
8309 | GC gc; | |
8310 | ||
14819cb3 GM |
8311 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
8312 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
8313 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
8314 | img->width - 1, img->height - 1); | |
8315 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
8316 | img->width - 1, 0); | |
8317 | XFreeGC (dpy, gc); | |
8318 | ||
8319 | if (img->mask) | |
8320 | { | |
8321 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
8322 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
8323 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
8324 | img->width - 1, img->height - 1); | |
8325 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
8326 | img->width - 1, 0); | |
8327 | XFreeGC (dpy, gc); | |
8328 | } | |
14819cb3 GM |
8329 | } |
8330 | } | |
8331 | ||
8332 | ||
333b20bb GM |
8333 | /* Build a mask for image IMG which is used on frame F. FILE is the |
8334 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
8335 | determine the background color of IMG. If it is a list '(R G B)', |
8336 | with R, G, and B being integers >= 0, take that as the color of the | |
8337 | background. Otherwise, determine the background color of IMG | |
8338 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
8339 | |
8340 | static int | |
45158a91 | 8341 | x_build_heuristic_mask (f, img, how) |
333b20bb | 8342 | struct frame *f; |
333b20bb GM |
8343 | struct image *img; |
8344 | Lisp_Object how; | |
8345 | { | |
8346 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 8347 | XImage *ximg, *mask_img; |
f20a3b7a | 8348 | int x, y, rc, use_img_background; |
8ec8a5ec | 8349 | unsigned long bg = 0; |
333b20bb | 8350 | |
4a8e312c GM |
8351 | if (img->mask) |
8352 | { | |
8353 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 8354 | img->mask = None; |
f20a3b7a | 8355 | img->background_transparent_valid = 0; |
4a8e312c | 8356 | } |
dd00328a | 8357 | |
333b20bb | 8358 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 8359 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
8360 | &mask_img, &img->mask); |
8361 | if (!rc) | |
28c7826c | 8362 | return 0; |
333b20bb GM |
8363 | |
8364 | /* Get the X image of IMG->pixmap. */ | |
8365 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
8366 | ~0, ZPixmap); | |
8367 | ||
fcf431dc | 8368 | /* Determine the background color of ximg. If HOW is `(R G B)' |
f20a3b7a MB |
8369 | take that as color. Otherwise, use the image's background color. */ |
8370 | use_img_background = 1; | |
fcf431dc GM |
8371 | |
8372 | if (CONSP (how)) | |
8373 | { | |
cac1daf0 | 8374 | int rgb[3], i; |
fcf431dc | 8375 | |
cac1daf0 | 8376 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
fcf431dc GM |
8377 | { |
8378 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
8379 | how = XCDR (how); | |
8380 | } | |
8381 | ||
8382 | if (i == 3 && NILP (how)) | |
8383 | { | |
8384 | char color_name[30]; | |
fcf431dc | 8385 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
053b3256 GM |
8386 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
8387 | use_img_background = 0; | |
fcf431dc GM |
8388 | } |
8389 | } | |
8390 | ||
f20a3b7a | 8391 | if (use_img_background) |
43f7c3ea | 8392 | bg = four_corners_best (ximg, img->width, img->height); |
333b20bb GM |
8393 | |
8394 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
8395 | from the background color bg. */ | |
8396 | for (y = 0; y < img->height; ++y) | |
8397 | for (x = 0; x < img->width; ++x) | |
8398 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
8399 | ||
f20a3b7a MB |
8400 | /* Fill in the background_transparent field while we have the mask handy. */ |
8401 | image_background_transparent (img, f, mask_img); | |
8402 | ||
333b20bb GM |
8403 | /* Put mask_img into img->mask. */ |
8404 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8405 | x_destroy_x_image (mask_img); | |
8406 | XDestroyImage (ximg); | |
8407 | ||
333b20bb GM |
8408 | return 1; |
8409 | } | |
8410 | ||
8411 | ||
8412 | \f | |
8413 | /*********************************************************************** | |
8414 | PBM (mono, gray, color) | |
8415 | ***********************************************************************/ | |
8416 | ||
8417 | static int pbm_image_p P_ ((Lisp_Object object)); | |
8418 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 8419 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
8420 | |
8421 | /* The symbol `pbm' identifying images of this type. */ | |
8422 | ||
8423 | Lisp_Object Qpbm; | |
8424 | ||
8425 | /* Indices of image specification fields in gs_format, below. */ | |
8426 | ||
8427 | enum pbm_keyword_index | |
8428 | { | |
8429 | PBM_TYPE, | |
8430 | PBM_FILE, | |
63cec32f | 8431 | PBM_DATA, |
333b20bb GM |
8432 | PBM_ASCENT, |
8433 | PBM_MARGIN, | |
8434 | PBM_RELIEF, | |
8435 | PBM_ALGORITHM, | |
8436 | PBM_HEURISTIC_MASK, | |
4a8e312c | 8437 | PBM_MASK, |
be0b1fac GM |
8438 | PBM_FOREGROUND, |
8439 | PBM_BACKGROUND, | |
333b20bb GM |
8440 | PBM_LAST |
8441 | }; | |
8442 | ||
8443 | /* Vector of image_keyword structures describing the format | |
8444 | of valid user-defined image specifications. */ | |
8445 | ||
8446 | static struct image_keyword pbm_format[PBM_LAST] = | |
8447 | { | |
8448 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
8449 | {":file", IMAGE_STRING_VALUE, 0}, |
8450 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 8451 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8452 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8453 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8454 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8455 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
be0b1fac | 8456 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6f1be3b9 GM |
8457 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
8458 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8459 | }; |
8460 | ||
8461 | /* Structure describing the image type `pbm'. */ | |
8462 | ||
8463 | static struct image_type pbm_type = | |
8464 | { | |
8465 | &Qpbm, | |
8466 | pbm_image_p, | |
8467 | pbm_load, | |
8468 | x_clear_image, | |
8469 | NULL | |
8470 | }; | |
8471 | ||
8472 | ||
8473 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
8474 | ||
8475 | static int | |
8476 | pbm_image_p (object) | |
8477 | Lisp_Object object; | |
8478 | { | |
8479 | struct image_keyword fmt[PBM_LAST]; | |
8480 | ||
8481 | bcopy (pbm_format, fmt, sizeof fmt); | |
8482 | ||
7c7ff7f5 | 8483 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 8484 | return 0; |
63cec32f GM |
8485 | |
8486 | /* Must specify either :data or :file. */ | |
8487 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
8488 | } |
8489 | ||
8490 | ||
63cec32f GM |
8491 | /* Scan a decimal number from *S and return it. Advance *S while |
8492 | reading the number. END is the end of the string. Value is -1 at | |
8493 | end of input. */ | |
333b20bb GM |
8494 | |
8495 | static int | |
63cec32f GM |
8496 | pbm_scan_number (s, end) |
8497 | unsigned char **s, *end; | |
333b20bb | 8498 | { |
8ec8a5ec | 8499 | int c = 0, val = -1; |
333b20bb | 8500 | |
63cec32f | 8501 | while (*s < end) |
333b20bb GM |
8502 | { |
8503 | /* Skip white-space. */ | |
63cec32f | 8504 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
8505 | ; |
8506 | ||
8507 | if (c == '#') | |
8508 | { | |
8509 | /* Skip comment to end of line. */ | |
63cec32f | 8510 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
8511 | ; |
8512 | } | |
8513 | else if (isdigit (c)) | |
8514 | { | |
8515 | /* Read decimal number. */ | |
8516 | val = c - '0'; | |
63cec32f | 8517 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
8518 | val = 10 * val + c - '0'; |
8519 | break; | |
8520 | } | |
8521 | else | |
8522 | break; | |
8523 | } | |
8524 | ||
8525 | return val; | |
8526 | } | |
8527 | ||
8528 | ||
8529 | /* Load PBM image IMG for use on frame F. */ | |
8530 | ||
8531 | static int | |
8532 | pbm_load (f, img) | |
8533 | struct frame *f; | |
8534 | struct image *img; | |
8535 | { | |
333b20bb | 8536 | int raw_p, x, y; |
b6d7acec | 8537 | int width, height, max_color_idx = 0; |
333b20bb GM |
8538 | XImage *ximg; |
8539 | Lisp_Object file, specified_file; | |
8540 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
8541 | struct gcpro gcpro1; | |
63cec32f GM |
8542 | unsigned char *contents = NULL; |
8543 | unsigned char *end, *p; | |
8544 | int size; | |
333b20bb GM |
8545 | |
8546 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 8547 | file = Qnil; |
333b20bb | 8548 | GCPRO1 (file); |
333b20bb | 8549 | |
63cec32f | 8550 | if (STRINGP (specified_file)) |
333b20bb | 8551 | { |
63cec32f GM |
8552 | file = x_find_image_file (specified_file); |
8553 | if (!STRINGP (file)) | |
8554 | { | |
8555 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
8556 | UNGCPRO; | |
8557 | return 0; | |
8558 | } | |
333b20bb | 8559 | |
5be6c3b0 | 8560 | contents = slurp_file (XSTRING (file)->data, &size); |
63cec32f GM |
8561 | if (contents == NULL) |
8562 | { | |
8563 | image_error ("Error reading `%s'", file, Qnil); | |
8564 | UNGCPRO; | |
8565 | return 0; | |
8566 | } | |
8567 | ||
8568 | p = contents; | |
8569 | end = contents + size; | |
8570 | } | |
8571 | else | |
333b20bb | 8572 | { |
63cec32f GM |
8573 | Lisp_Object data; |
8574 | data = image_spec_value (img->spec, QCdata, NULL); | |
8575 | p = XSTRING (data)->data; | |
8576 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
8577 | } |
8578 | ||
63cec32f GM |
8579 | /* Check magic number. */ |
8580 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 8581 | { |
45158a91 | 8582 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
8583 | error: |
8584 | xfree (contents); | |
333b20bb GM |
8585 | UNGCPRO; |
8586 | return 0; | |
8587 | } | |
8588 | ||
63cec32f | 8589 | switch (*p++) |
333b20bb GM |
8590 | { |
8591 | case '1': | |
8592 | raw_p = 0, type = PBM_MONO; | |
8593 | break; | |
8594 | ||
8595 | case '2': | |
8596 | raw_p = 0, type = PBM_GRAY; | |
8597 | break; | |
8598 | ||
8599 | case '3': | |
8600 | raw_p = 0, type = PBM_COLOR; | |
8601 | break; | |
8602 | ||
8603 | case '4': | |
8604 | raw_p = 1, type = PBM_MONO; | |
8605 | break; | |
8606 | ||
8607 | case '5': | |
8608 | raw_p = 1, type = PBM_GRAY; | |
8609 | break; | |
8610 | ||
8611 | case '6': | |
8612 | raw_p = 1, type = PBM_COLOR; | |
8613 | break; | |
8614 | ||
8615 | default: | |
45158a91 | 8616 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 8617 | goto error; |
333b20bb GM |
8618 | } |
8619 | ||
8620 | /* Read width, height, maximum color-component. Characters | |
8621 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
8622 | width = pbm_scan_number (&p, end); |
8623 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
8624 | |
8625 | if (type != PBM_MONO) | |
8626 | { | |
63cec32f | 8627 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
8628 | if (raw_p && max_color_idx > 255) |
8629 | max_color_idx = 255; | |
8630 | } | |
8631 | ||
63cec32f GM |
8632 | if (width < 0 |
8633 | || height < 0 | |
333b20bb | 8634 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 8635 | goto error; |
333b20bb | 8636 | |
45158a91 | 8637 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 8638 | &ximg, &img->pixmap)) |
28c7826c | 8639 | goto error; |
333b20bb GM |
8640 | |
8641 | /* Initialize the color hash table. */ | |
8642 | init_color_table (); | |
8643 | ||
8644 | if (type == PBM_MONO) | |
8645 | { | |
8646 | int c = 0, g; | |
be0b1fac GM |
8647 | struct image_keyword fmt[PBM_LAST]; |
8648 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
8649 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
8650 | ||
8651 | /* Parse the image specification. */ | |
8652 | bcopy (pbm_format, fmt, sizeof fmt); | |
8653 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
8654 | ||
8655 | /* Get foreground and background colors, maybe allocate colors. */ | |
6f1be3b9 GM |
8656 | if (fmt[PBM_FOREGROUND].count |
8657 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
be0b1fac | 8658 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); |
6f1be3b9 GM |
8659 | if (fmt[PBM_BACKGROUND].count |
8660 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
f20a3b7a MB |
8661 | { |
8662 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
8663 | img->background = bg; | |
8664 | img->background_valid = 1; | |
8665 | } | |
333b20bb GM |
8666 | |
8667 | for (y = 0; y < height; ++y) | |
8668 | for (x = 0; x < width; ++x) | |
8669 | { | |
8670 | if (raw_p) | |
8671 | { | |
8672 | if ((x & 7) == 0) | |
63cec32f | 8673 | c = *p++; |
333b20bb GM |
8674 | g = c & 0x80; |
8675 | c <<= 1; | |
8676 | } | |
8677 | else | |
63cec32f | 8678 | g = pbm_scan_number (&p, end); |
333b20bb | 8679 | |
be0b1fac | 8680 | XPutPixel (ximg, x, y, g ? fg : bg); |
333b20bb GM |
8681 | } |
8682 | } | |
8683 | else | |
8684 | { | |
8685 | for (y = 0; y < height; ++y) | |
8686 | for (x = 0; x < width; ++x) | |
8687 | { | |
8688 | int r, g, b; | |
8689 | ||
8690 | if (type == PBM_GRAY) | |
63cec32f | 8691 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
8692 | else if (raw_p) |
8693 | { | |
63cec32f GM |
8694 | r = *p++; |
8695 | g = *p++; | |
8696 | b = *p++; | |
333b20bb GM |
8697 | } |
8698 | else | |
8699 | { | |
63cec32f GM |
8700 | r = pbm_scan_number (&p, end); |
8701 | g = pbm_scan_number (&p, end); | |
8702 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
8703 | } |
8704 | ||
8705 | if (r < 0 || g < 0 || b < 0) | |
8706 | { | |
333b20bb GM |
8707 | xfree (ximg->data); |
8708 | ximg->data = NULL; | |
8709 | XDestroyImage (ximg); | |
45158a91 GM |
8710 | image_error ("Invalid pixel value in image `%s'", |
8711 | img->spec, Qnil); | |
63cec32f | 8712 | goto error; |
333b20bb GM |
8713 | } |
8714 | ||
8715 | /* RGB values are now in the range 0..max_color_idx. | |
8716 | Scale this to the range 0..0xffff supported by X. */ | |
8717 | r = (double) r * 65535 / max_color_idx; | |
8718 | g = (double) g * 65535 / max_color_idx; | |
8719 | b = (double) b * 65535 / max_color_idx; | |
8720 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8721 | } | |
8722 | } | |
8723 | ||
333b20bb GM |
8724 | /* Store in IMG->colors the colors allocated for the image, and |
8725 | free the color table. */ | |
8726 | img->colors = colors_in_color_table (&img->ncolors); | |
8727 | free_color_table (); | |
f20a3b7a MB |
8728 | |
8729 | /* Maybe fill in the background field while we have ximg handy. */ | |
8730 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8731 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
8732 | |
8733 | /* Put the image into a pixmap. */ | |
8734 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8735 | x_destroy_x_image (ximg); | |
333b20bb GM |
8736 | |
8737 | img->width = width; | |
8738 | img->height = height; | |
8739 | ||
8740 | UNGCPRO; | |
63cec32f | 8741 | xfree (contents); |
333b20bb GM |
8742 | return 1; |
8743 | } | |
8744 | ||
8745 | ||
8746 | \f | |
8747 | /*********************************************************************** | |
8748 | PNG | |
8749 | ***********************************************************************/ | |
8750 | ||
8751 | #if HAVE_PNG | |
8752 | ||
8753 | #include <png.h> | |
8754 | ||
8755 | /* Function prototypes. */ | |
8756 | ||
8757 | static int png_image_p P_ ((Lisp_Object object)); | |
8758 | static int png_load P_ ((struct frame *f, struct image *img)); | |
8759 | ||
8760 | /* The symbol `png' identifying images of this type. */ | |
8761 | ||
8762 | Lisp_Object Qpng; | |
8763 | ||
8764 | /* Indices of image specification fields in png_format, below. */ | |
8765 | ||
8766 | enum png_keyword_index | |
8767 | { | |
8768 | PNG_TYPE, | |
63448a4d | 8769 | PNG_DATA, |
333b20bb GM |
8770 | PNG_FILE, |
8771 | PNG_ASCENT, | |
8772 | PNG_MARGIN, | |
8773 | PNG_RELIEF, | |
8774 | PNG_ALGORITHM, | |
8775 | PNG_HEURISTIC_MASK, | |
4a8e312c | 8776 | PNG_MASK, |
f20a3b7a | 8777 | PNG_BACKGROUND, |
333b20bb GM |
8778 | PNG_LAST |
8779 | }; | |
8780 | ||
8781 | /* Vector of image_keyword structures describing the format | |
8782 | of valid user-defined image specifications. */ | |
8783 | ||
8784 | static struct image_keyword png_format[PNG_LAST] = | |
8785 | { | |
8786 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8787 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8788 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8789 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8790 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8791 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8792 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8793 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 8794 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a | 8795 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
8796 | }; |
8797 | ||
06482119 | 8798 | /* Structure describing the image type `png'. */ |
333b20bb GM |
8799 | |
8800 | static struct image_type png_type = | |
8801 | { | |
8802 | &Qpng, | |
8803 | png_image_p, | |
8804 | png_load, | |
8805 | x_clear_image, | |
8806 | NULL | |
8807 | }; | |
8808 | ||
8809 | ||
8810 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
8811 | ||
8812 | static int | |
8813 | png_image_p (object) | |
8814 | Lisp_Object object; | |
8815 | { | |
8816 | struct image_keyword fmt[PNG_LAST]; | |
8817 | bcopy (png_format, fmt, sizeof fmt); | |
8818 | ||
7c7ff7f5 | 8819 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 8820 | return 0; |
63448a4d | 8821 | |
63cec32f GM |
8822 | /* Must specify either the :data or :file keyword. */ |
8823 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
8824 | } |
8825 | ||
8826 | ||
8827 | /* Error and warning handlers installed when the PNG library | |
8828 | is initialized. */ | |
8829 | ||
8830 | static void | |
8831 | my_png_error (png_ptr, msg) | |
8832 | png_struct *png_ptr; | |
8833 | char *msg; | |
8834 | { | |
8835 | xassert (png_ptr != NULL); | |
8836 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
8837 | longjmp (png_ptr->jmpbuf, 1); | |
8838 | } | |
8839 | ||
8840 | ||
8841 | static void | |
8842 | my_png_warning (png_ptr, msg) | |
8843 | png_struct *png_ptr; | |
8844 | char *msg; | |
8845 | { | |
8846 | xassert (png_ptr != NULL); | |
8847 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
8848 | } | |
8849 | ||
5ad6a5fb GM |
8850 | /* Memory source for PNG decoding. */ |
8851 | ||
63448a4d WP |
8852 | struct png_memory_storage |
8853 | { | |
5ad6a5fb GM |
8854 | unsigned char *bytes; /* The data */ |
8855 | size_t len; /* How big is it? */ | |
8856 | int index; /* Where are we? */ | |
63448a4d WP |
8857 | }; |
8858 | ||
5ad6a5fb GM |
8859 | |
8860 | /* Function set as reader function when reading PNG image from memory. | |
8861 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
8862 | bytes from the input to DATA. */ | |
8863 | ||
63448a4d | 8864 | static void |
5ad6a5fb GM |
8865 | png_read_from_memory (png_ptr, data, length) |
8866 | png_structp png_ptr; | |
8867 | png_bytep data; | |
8868 | png_size_t length; | |
63448a4d | 8869 | { |
5ad6a5fb GM |
8870 | struct png_memory_storage *tbr |
8871 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 8872 | |
5ad6a5fb GM |
8873 | if (length > tbr->len - tbr->index) |
8874 | png_error (png_ptr, "Read error"); | |
8875 | ||
8876 | bcopy (tbr->bytes + tbr->index, data, length); | |
8877 | tbr->index = tbr->index + length; | |
63448a4d | 8878 | } |
333b20bb GM |
8879 | |
8880 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
8881 | successful. */ | |
8882 | ||
8883 | static int | |
8884 | png_load (f, img) | |
8885 | struct frame *f; | |
8886 | struct image *img; | |
8887 | { | |
8888 | Lisp_Object file, specified_file; | |
63448a4d | 8889 | Lisp_Object specified_data; |
b6d7acec | 8890 | int x, y, i; |
333b20bb GM |
8891 | XImage *ximg, *mask_img = NULL; |
8892 | struct gcpro gcpro1; | |
8893 | png_struct *png_ptr = NULL; | |
8894 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 8895 | FILE *volatile fp = NULL; |
333b20bb | 8896 | png_byte sig[8]; |
8ec8a5ec GM |
8897 | png_byte * volatile pixels = NULL; |
8898 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
8899 | png_uint_32 width, height; |
8900 | int bit_depth, color_type, interlace_type; | |
8901 | png_byte channels; | |
8902 | png_uint_32 row_bytes; | |
8903 | int transparent_p; | |
333b20bb GM |
8904 | double screen_gamma, image_gamma; |
8905 | int intent; | |
63448a4d | 8906 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
8907 | |
8908 | /* Find out what file to load. */ | |
8909 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8910 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8911 | file = Qnil; |
8912 | GCPRO1 (file); | |
333b20bb | 8913 | |
63448a4d | 8914 | if (NILP (specified_data)) |
5ad6a5fb GM |
8915 | { |
8916 | file = x_find_image_file (specified_file); | |
8917 | if (!STRINGP (file)) | |
63448a4d | 8918 | { |
45158a91 | 8919 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8920 | UNGCPRO; |
8921 | return 0; | |
8922 | } | |
333b20bb | 8923 | |
5ad6a5fb GM |
8924 | /* Open the image file. */ |
8925 | fp = fopen (XSTRING (file)->data, "rb"); | |
8926 | if (!fp) | |
8927 | { | |
45158a91 | 8928 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
8929 | UNGCPRO; |
8930 | fclose (fp); | |
8931 | return 0; | |
8932 | } | |
63448a4d | 8933 | |
5ad6a5fb GM |
8934 | /* Check PNG signature. */ |
8935 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
8936 | || !png_check_sig (sig, sizeof sig)) | |
8937 | { | |
45158a91 | 8938 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
8939 | UNGCPRO; |
8940 | fclose (fp); | |
8941 | return 0; | |
63448a4d | 8942 | } |
5ad6a5fb | 8943 | } |
63448a4d | 8944 | else |
5ad6a5fb GM |
8945 | { |
8946 | /* Read from memory. */ | |
8947 | tbr.bytes = XSTRING (specified_data)->data; | |
8948 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
8949 | tbr.index = 0; | |
63448a4d | 8950 | |
5ad6a5fb GM |
8951 | /* Check PNG signature. */ |
8952 | if (tbr.len < sizeof sig | |
8953 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
8954 | { | |
45158a91 | 8955 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8956 | UNGCPRO; |
8957 | return 0; | |
63448a4d | 8958 | } |
333b20bb | 8959 | |
5ad6a5fb GM |
8960 | /* Need to skip past the signature. */ |
8961 | tbr.bytes += sizeof (sig); | |
8962 | } | |
8963 | ||
333b20bb GM |
8964 | /* Initialize read and info structs for PNG lib. */ |
8965 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
8966 | my_png_error, my_png_warning); | |
8967 | if (!png_ptr) | |
8968 | { | |
63448a4d | 8969 | if (fp) fclose (fp); |
333b20bb GM |
8970 | UNGCPRO; |
8971 | return 0; | |
8972 | } | |
8973 | ||
8974 | info_ptr = png_create_info_struct (png_ptr); | |
8975 | if (!info_ptr) | |
8976 | { | |
8977 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 8978 | if (fp) fclose (fp); |
333b20bb GM |
8979 | UNGCPRO; |
8980 | return 0; | |
8981 | } | |
8982 | ||
8983 | end_info = png_create_info_struct (png_ptr); | |
8984 | if (!end_info) | |
8985 | { | |
8986 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 8987 | if (fp) fclose (fp); |
333b20bb GM |
8988 | UNGCPRO; |
8989 | return 0; | |
8990 | } | |
8991 | ||
8992 | /* Set error jump-back. We come back here when the PNG library | |
8993 | detects an error. */ | |
8994 | if (setjmp (png_ptr->jmpbuf)) | |
8995 | { | |
8996 | error: | |
8997 | if (png_ptr) | |
8998 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8999 | xfree (pixels); | |
9000 | xfree (rows); | |
63448a4d | 9001 | if (fp) fclose (fp); |
333b20bb GM |
9002 | UNGCPRO; |
9003 | return 0; | |
9004 | } | |
9005 | ||
9006 | /* Read image info. */ | |
63448a4d | 9007 | if (!NILP (specified_data)) |
5ad6a5fb | 9008 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 9009 | else |
5ad6a5fb | 9010 | png_init_io (png_ptr, fp); |
63448a4d | 9011 | |
333b20bb GM |
9012 | png_set_sig_bytes (png_ptr, sizeof sig); |
9013 | png_read_info (png_ptr, info_ptr); | |
9014 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
9015 | &interlace_type, NULL, NULL); | |
9016 | ||
9017 | /* If image contains simply transparency data, we prefer to | |
9018 | construct a clipping mask. */ | |
9019 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
9020 | transparent_p = 1; | |
9021 | else | |
9022 | transparent_p = 0; | |
9023 | ||
9024 | /* This function is easier to write if we only have to handle | |
9025 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
9026 | transform other formats into that format. */ | |
9027 | ||
9028 | /* Strip more than 8 bits per channel. */ | |
9029 | if (bit_depth == 16) | |
9030 | png_set_strip_16 (png_ptr); | |
9031 | ||
9032 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
9033 | if available. */ | |
9034 | png_set_expand (png_ptr); | |
9035 | ||
9036 | /* Convert grayscale images to RGB. */ | |
9037 | if (color_type == PNG_COLOR_TYPE_GRAY | |
9038 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
9039 | png_set_gray_to_rgb (png_ptr); | |
9040 | ||
d4405ed7 | 9041 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
333b20bb GM |
9042 | |
9043 | /* Tell the PNG lib to handle gamma correction for us. */ | |
9044 | ||
6c1aa34d | 9045 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb | 9046 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
d4405ed7 RS |
9047 | /* The libpng documentation says this is right in this case. */ |
9048 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
6c1aa34d GM |
9049 | else |
9050 | #endif | |
9051 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
9052 | /* Image contains gamma information. */ |
9053 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
9054 | else | |
d4405ed7 RS |
9055 | /* Use the standard default for the image gamma. */ |
9056 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
333b20bb GM |
9057 | |
9058 | /* Handle alpha channel by combining the image with a background | |
9059 | color. Do this only if a real alpha channel is supplied. For | |
9060 | simple transparency, we prefer a clipping mask. */ | |
9061 | if (!transparent_p) | |
9062 | { | |
f20a3b7a MB |
9063 | png_color_16 *image_bg; |
9064 | Lisp_Object specified_bg | |
9065 | = image_spec_value (img->spec, QCbackground, NULL); | |
9066 | ||
f2f0a644 | 9067 | if (STRINGP (specified_bg)) |
f20a3b7a MB |
9068 | /* The user specified `:background', use that. */ |
9069 | { | |
9070 | XColor color; | |
f2f0a644 | 9071 | if (x_defined_color (f, XSTRING (specified_bg)->data, &color, 0)) |
f20a3b7a MB |
9072 | { |
9073 | png_color_16 user_bg; | |
9074 | ||
9075 | bzero (&user_bg, sizeof user_bg); | |
9076 | user_bg.red = color.red; | |
9077 | user_bg.green = color.green; | |
9078 | user_bg.blue = color.blue; | |
333b20bb | 9079 | |
f20a3b7a MB |
9080 | png_set_background (png_ptr, &user_bg, |
9081 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
9082 | } | |
9083 | } | |
9084 | else if (png_get_bKGD (png_ptr, info_ptr, &image_bg)) | |
333b20bb GM |
9085 | /* Image contains a background color with which to |
9086 | combine the image. */ | |
f20a3b7a | 9087 | png_set_background (png_ptr, image_bg, |
333b20bb GM |
9088 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); |
9089 | else | |
9090 | { | |
9091 | /* Image does not contain a background color with which | |
9092 | to combine the image data via an alpha channel. Use | |
9093 | the frame's background instead. */ | |
9094 | XColor color; | |
9095 | Colormap cmap; | |
9096 | png_color_16 frame_background; | |
9097 | ||
9b2956e2 | 9098 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 9099 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a31fedb7 | 9100 | x_query_color (f, &color); |
333b20bb GM |
9101 | |
9102 | bzero (&frame_background, sizeof frame_background); | |
9103 | frame_background.red = color.red; | |
9104 | frame_background.green = color.green; | |
9105 | frame_background.blue = color.blue; | |
9106 | ||
9107 | png_set_background (png_ptr, &frame_background, | |
9108 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
9109 | } | |
9110 | } | |
9111 | ||
9112 | /* Update info structure. */ | |
9113 | png_read_update_info (png_ptr, info_ptr); | |
9114 | ||
9115 | /* Get number of channels. Valid values are 1 for grayscale images | |
9116 | and images with a palette, 2 for grayscale images with transparency | |
9117 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
9118 | images with alpha channel, i.e. RGBA. If conversions above were | |
9119 | sufficient we should only have 3 or 4 channels here. */ | |
9120 | channels = png_get_channels (png_ptr, info_ptr); | |
9121 | xassert (channels == 3 || channels == 4); | |
9122 | ||
9123 | /* Number of bytes needed for one row of the image. */ | |
9124 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
9125 | ||
9126 | /* Allocate memory for the image. */ | |
9127 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
9128 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
9129 | for (i = 0; i < height; ++i) | |
9130 | rows[i] = pixels + i * row_bytes; | |
9131 | ||
9132 | /* Read the entire image. */ | |
9133 | png_read_image (png_ptr, rows); | |
9134 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
9135 | if (fp) |
9136 | { | |
9137 | fclose (fp); | |
9138 | fp = NULL; | |
9139 | } | |
333b20bb | 9140 | |
333b20bb | 9141 | /* Create the X image and pixmap. */ |
45158a91 | 9142 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 9143 | &img->pixmap)) |
28c7826c | 9144 | goto error; |
333b20bb GM |
9145 | |
9146 | /* Create an image and pixmap serving as mask if the PNG image | |
9147 | contains an alpha channel. */ | |
9148 | if (channels == 4 | |
9149 | && !transparent_p | |
45158a91 | 9150 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
9151 | &mask_img, &img->mask)) |
9152 | { | |
9153 | x_destroy_x_image (ximg); | |
9154 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 9155 | img->pixmap = None; |
333b20bb GM |
9156 | goto error; |
9157 | } | |
9158 | ||
9159 | /* Fill the X image and mask from PNG data. */ | |
9160 | init_color_table (); | |
9161 | ||
9162 | for (y = 0; y < height; ++y) | |
9163 | { | |
9164 | png_byte *p = rows[y]; | |
9165 | ||
9166 | for (x = 0; x < width; ++x) | |
9167 | { | |
9168 | unsigned r, g, b; | |
9169 | ||
9170 | r = *p++ << 8; | |
9171 | g = *p++ << 8; | |
9172 | b = *p++ << 8; | |
9173 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
9174 | ||
9175 | /* An alpha channel, aka mask channel, associates variable | |
9176 | transparency with an image. Where other image formats | |
9177 | support binary transparency---fully transparent or fully | |
9178 | opaque---PNG allows up to 254 levels of partial transparency. | |
9179 | The PNG library implements partial transparency by combining | |
9180 | the image with a specified background color. | |
9181 | ||
9182 | I'm not sure how to handle this here nicely: because the | |
9183 | background on which the image is displayed may change, for | |
9184 | real alpha channel support, it would be necessary to create | |
9185 | a new image for each possible background. | |
9186 | ||
9187 | What I'm doing now is that a mask is created if we have | |
9188 | boolean transparency information. Otherwise I'm using | |
9189 | the frame's background color to combine the image with. */ | |
9190 | ||
9191 | if (channels == 4) | |
9192 | { | |
9193 | if (mask_img) | |
9194 | XPutPixel (mask_img, x, y, *p > 0); | |
9195 | ++p; | |
9196 | } | |
9197 | } | |
9198 | } | |
9199 | ||
f20a3b7a MB |
9200 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
9201 | /* Set IMG's background color from the PNG image, unless the user | |
9202 | overrode it. */ | |
9203 | { | |
9204 | png_color_16 *bg; | |
9205 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
9206 | { | |
f2f0a644 | 9207 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
f20a3b7a MB |
9208 | img->background_valid = 1; |
9209 | } | |
9210 | } | |
9211 | ||
333b20bb GM |
9212 | /* Remember colors allocated for this image. */ |
9213 | img->colors = colors_in_color_table (&img->ncolors); | |
9214 | free_color_table (); | |
9215 | ||
9216 | /* Clean up. */ | |
9217 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
9218 | xfree (rows); | |
9219 | xfree (pixels); | |
9220 | ||
9221 | img->width = width; | |
9222 | img->height = height; | |
9223 | ||
f20a3b7a MB |
9224 | /* Maybe fill in the background field while we have ximg handy. */ |
9225 | IMAGE_BACKGROUND (img, f, ximg); | |
9226 | ||
333b20bb GM |
9227 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
9228 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9229 | x_destroy_x_image (ximg); | |
9230 | ||
9231 | /* Same for the mask. */ | |
9232 | if (mask_img) | |
9233 | { | |
f20a3b7a MB |
9234 | /* Fill in the background_transparent field while we have the mask |
9235 | handy. */ | |
9236 | image_background_transparent (img, f, mask_img); | |
9237 | ||
333b20bb GM |
9238 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
9239 | x_destroy_x_image (mask_img); | |
9240 | } | |
9241 | ||
333b20bb GM |
9242 | UNGCPRO; |
9243 | return 1; | |
9244 | } | |
9245 | ||
9246 | #endif /* HAVE_PNG != 0 */ | |
9247 | ||
9248 | ||
9249 | \f | |
9250 | /*********************************************************************** | |
9251 | JPEG | |
9252 | ***********************************************************************/ | |
9253 | ||
9254 | #if HAVE_JPEG | |
9255 | ||
ba06aba4 GM |
9256 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
9257 | jconfig.h. */ | |
9258 | #ifdef HAVE_STDLIB_H | |
9259 | #define HAVE_STDLIB_H_1 | |
9260 | #undef HAVE_STDLIB_H | |
9261 | #endif /* HAVE_STLIB_H */ | |
9262 | ||
333b20bb GM |
9263 | #include <jpeglib.h> |
9264 | #include <jerror.h> | |
9265 | #include <setjmp.h> | |
9266 | ||
ba06aba4 GM |
9267 | #ifdef HAVE_STLIB_H_1 |
9268 | #define HAVE_STDLIB_H 1 | |
9269 | #endif | |
9270 | ||
333b20bb GM |
9271 | static int jpeg_image_p P_ ((Lisp_Object object)); |
9272 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
9273 | ||
9274 | /* The symbol `jpeg' identifying images of this type. */ | |
9275 | ||
9276 | Lisp_Object Qjpeg; | |
9277 | ||
9278 | /* Indices of image specification fields in gs_format, below. */ | |
9279 | ||
9280 | enum jpeg_keyword_index | |
9281 | { | |
9282 | JPEG_TYPE, | |
8e39770a | 9283 | JPEG_DATA, |
333b20bb GM |
9284 | JPEG_FILE, |
9285 | JPEG_ASCENT, | |
9286 | JPEG_MARGIN, | |
9287 | JPEG_RELIEF, | |
9288 | JPEG_ALGORITHM, | |
9289 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 9290 | JPEG_MASK, |
f20a3b7a | 9291 | JPEG_BACKGROUND, |
333b20bb GM |
9292 | JPEG_LAST |
9293 | }; | |
9294 | ||
9295 | /* Vector of image_keyword structures describing the format | |
9296 | of valid user-defined image specifications. */ | |
9297 | ||
9298 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
9299 | { | |
9300 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9301 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 9302 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9303 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9304 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9305 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9306 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9307 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9308 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9309 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9310 | }; |
9311 | ||
9312 | /* Structure describing the image type `jpeg'. */ | |
9313 | ||
9314 | static struct image_type jpeg_type = | |
9315 | { | |
9316 | &Qjpeg, | |
9317 | jpeg_image_p, | |
9318 | jpeg_load, | |
9319 | x_clear_image, | |
9320 | NULL | |
9321 | }; | |
9322 | ||
9323 | ||
9324 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
9325 | ||
9326 | static int | |
9327 | jpeg_image_p (object) | |
9328 | Lisp_Object object; | |
9329 | { | |
9330 | struct image_keyword fmt[JPEG_LAST]; | |
9331 | ||
9332 | bcopy (jpeg_format, fmt, sizeof fmt); | |
9333 | ||
7c7ff7f5 | 9334 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 9335 | return 0; |
8e39770a | 9336 | |
63cec32f GM |
9337 | /* Must specify either the :data or :file keyword. */ |
9338 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
9339 | } |
9340 | ||
8e39770a | 9341 | |
333b20bb GM |
9342 | struct my_jpeg_error_mgr |
9343 | { | |
9344 | struct jpeg_error_mgr pub; | |
9345 | jmp_buf setjmp_buffer; | |
9346 | }; | |
9347 | ||
e3130015 | 9348 | |
333b20bb GM |
9349 | static void |
9350 | my_error_exit (cinfo) | |
9351 | j_common_ptr cinfo; | |
9352 | { | |
9353 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
9354 | longjmp (mgr->setjmp_buffer, 1); | |
9355 | } | |
9356 | ||
e3130015 | 9357 | |
8e39770a GM |
9358 | /* Init source method for JPEG data source manager. Called by |
9359 | jpeg_read_header() before any data is actually read. See | |
9360 | libjpeg.doc from the JPEG lib distribution. */ | |
9361 | ||
9362 | static void | |
9363 | our_init_source (cinfo) | |
9364 | j_decompress_ptr cinfo; | |
9365 | { | |
9366 | } | |
9367 | ||
9368 | ||
9369 | /* Fill input buffer method for JPEG data source manager. Called | |
9370 | whenever more data is needed. We read the whole image in one step, | |
9371 | so this only adds a fake end of input marker at the end. */ | |
9372 | ||
9373 | static boolean | |
9374 | our_fill_input_buffer (cinfo) | |
9375 | j_decompress_ptr cinfo; | |
9376 | { | |
9377 | /* Insert a fake EOI marker. */ | |
9378 | struct jpeg_source_mgr *src = cinfo->src; | |
9379 | static JOCTET buffer[2]; | |
9380 | ||
9381 | buffer[0] = (JOCTET) 0xFF; | |
9382 | buffer[1] = (JOCTET) JPEG_EOI; | |
9383 | ||
9384 | src->next_input_byte = buffer; | |
9385 | src->bytes_in_buffer = 2; | |
9386 | return TRUE; | |
9387 | } | |
9388 | ||
9389 | ||
9390 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
9391 | is the JPEG data source manager. */ | |
9392 | ||
9393 | static void | |
9394 | our_skip_input_data (cinfo, num_bytes) | |
9395 | j_decompress_ptr cinfo; | |
9396 | long num_bytes; | |
9397 | { | |
9398 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
9399 | ||
9400 | if (src) | |
9401 | { | |
9402 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 9403 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
9404 | |
9405 | src->bytes_in_buffer -= num_bytes; | |
9406 | src->next_input_byte += num_bytes; | |
9407 | } | |
9408 | } | |
9409 | ||
9410 | ||
9411 | /* Method to terminate data source. Called by | |
9412 | jpeg_finish_decompress() after all data has been processed. */ | |
9413 | ||
9414 | static void | |
9415 | our_term_source (cinfo) | |
9416 | j_decompress_ptr cinfo; | |
9417 | { | |
9418 | } | |
9419 | ||
9420 | ||
9421 | /* Set up the JPEG lib for reading an image from DATA which contains | |
9422 | LEN bytes. CINFO is the decompression info structure created for | |
9423 | reading the image. */ | |
9424 | ||
9425 | static void | |
9426 | jpeg_memory_src (cinfo, data, len) | |
9427 | j_decompress_ptr cinfo; | |
9428 | JOCTET *data; | |
9429 | unsigned int len; | |
9430 | { | |
9431 | struct jpeg_source_mgr *src; | |
9432 | ||
9433 | if (cinfo->src == NULL) | |
9434 | { | |
9435 | /* First time for this JPEG object? */ | |
9436 | cinfo->src = (struct jpeg_source_mgr *) | |
9437 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
9438 | sizeof (struct jpeg_source_mgr)); | |
9439 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9440 | src->next_input_byte = data; | |
9441 | } | |
9442 | ||
9443 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9444 | src->init_source = our_init_source; | |
9445 | src->fill_input_buffer = our_fill_input_buffer; | |
9446 | src->skip_input_data = our_skip_input_data; | |
9447 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
9448 | src->term_source = our_term_source; | |
9449 | src->bytes_in_buffer = len; | |
9450 | src->next_input_byte = data; | |
9451 | } | |
9452 | ||
5ad6a5fb | 9453 | |
333b20bb GM |
9454 | /* Load image IMG for use on frame F. Patterned after example.c |
9455 | from the JPEG lib. */ | |
9456 | ||
9457 | static int | |
9458 | jpeg_load (f, img) | |
9459 | struct frame *f; | |
9460 | struct image *img; | |
9461 | { | |
9462 | struct jpeg_decompress_struct cinfo; | |
9463 | struct my_jpeg_error_mgr mgr; | |
9464 | Lisp_Object file, specified_file; | |
8e39770a | 9465 | Lisp_Object specified_data; |
8ec8a5ec | 9466 | FILE * volatile fp = NULL; |
333b20bb GM |
9467 | JSAMPARRAY buffer; |
9468 | int row_stride, x, y; | |
9469 | XImage *ximg = NULL; | |
b6d7acec | 9470 | int rc; |
333b20bb GM |
9471 | unsigned long *colors; |
9472 | int width, height; | |
9473 | struct gcpro gcpro1; | |
9474 | ||
9475 | /* Open the JPEG file. */ | |
9476 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 9477 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9478 | file = Qnil; |
9479 | GCPRO1 (file); | |
8e39770a | 9480 | |
8e39770a | 9481 | if (NILP (specified_data)) |
333b20bb | 9482 | { |
8e39770a | 9483 | file = x_find_image_file (specified_file); |
8e39770a GM |
9484 | if (!STRINGP (file)) |
9485 | { | |
45158a91 | 9486 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
9487 | UNGCPRO; |
9488 | return 0; | |
9489 | } | |
333b20bb | 9490 | |
8e39770a GM |
9491 | fp = fopen (XSTRING (file)->data, "r"); |
9492 | if (fp == NULL) | |
9493 | { | |
9494 | image_error ("Cannot open `%s'", file, Qnil); | |
9495 | UNGCPRO; | |
9496 | return 0; | |
9497 | } | |
333b20bb GM |
9498 | } |
9499 | ||
5ad6a5fb GM |
9500 | /* Customize libjpeg's error handling to call my_error_exit when an |
9501 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 9502 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 9503 | mgr.pub.error_exit = my_error_exit; |
333b20bb GM |
9504 | |
9505 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
9506 | { | |
5ad6a5fb GM |
9507 | if (rc == 1) |
9508 | { | |
9509 | /* Called from my_error_exit. Display a JPEG error. */ | |
9510 | char buffer[JMSG_LENGTH_MAX]; | |
9511 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 9512 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
9513 | build_string (buffer)); |
9514 | } | |
333b20bb GM |
9515 | |
9516 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb | 9517 | if (fp) |
8ec8a5ec | 9518 | fclose ((FILE *) fp); |
333b20bb GM |
9519 | jpeg_destroy_decompress (&cinfo); |
9520 | ||
5ad6a5fb GM |
9521 | /* If we already have an XImage, free that. */ |
9522 | x_destroy_x_image (ximg); | |
333b20bb | 9523 | |
5ad6a5fb GM |
9524 | /* Free pixmap and colors. */ |
9525 | x_clear_image (f, img); | |
333b20bb | 9526 | |
5ad6a5fb GM |
9527 | UNGCPRO; |
9528 | return 0; | |
333b20bb GM |
9529 | } |
9530 | ||
9531 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 9532 | Read the JPEG image header. */ |
333b20bb | 9533 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
9534 | |
9535 | if (NILP (specified_data)) | |
8ec8a5ec | 9536 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a GM |
9537 | else |
9538 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
9539 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 9540 | |
333b20bb GM |
9541 | jpeg_read_header (&cinfo, TRUE); |
9542 | ||
9543 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 9544 | Start decompression. */ |
333b20bb GM |
9545 | cinfo.quantize_colors = TRUE; |
9546 | jpeg_start_decompress (&cinfo); | |
9547 | width = img->width = cinfo.output_width; | |
9548 | height = img->height = cinfo.output_height; | |
9549 | ||
333b20bb | 9550 | /* Create X image and pixmap. */ |
45158a91 | 9551 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 9552 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
9553 | |
9554 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
9555 | cinfo.actual_number_of_colors has been set with the number of |
9556 | colors generated, and cinfo.colormap is a two-dimensional array | |
9557 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
9558 | No more than 255 colors will be generated. */ | |
333b20bb | 9559 | { |
5ad6a5fb GM |
9560 | int i, ir, ig, ib; |
9561 | ||
9562 | if (cinfo.out_color_components > 2) | |
9563 | ir = 0, ig = 1, ib = 2; | |
9564 | else if (cinfo.out_color_components > 1) | |
9565 | ir = 0, ig = 1, ib = 0; | |
9566 | else | |
9567 | ir = 0, ig = 0, ib = 0; | |
9568 | ||
9569 | /* Use the color table mechanism because it handles colors that | |
9570 | cannot be allocated nicely. Such colors will be replaced with | |
9571 | a default color, and we don't have to care about which colors | |
9572 | can be freed safely, and which can't. */ | |
9573 | init_color_table (); | |
9574 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
9575 | * sizeof *colors); | |
333b20bb | 9576 | |
5ad6a5fb GM |
9577 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
9578 | { | |
9579 | /* Multiply RGB values with 255 because X expects RGB values | |
9580 | in the range 0..0xffff. */ | |
9581 | int r = cinfo.colormap[ir][i] << 8; | |
9582 | int g = cinfo.colormap[ig][i] << 8; | |
9583 | int b = cinfo.colormap[ib][i] << 8; | |
9584 | colors[i] = lookup_rgb_color (f, r, g, b); | |
9585 | } | |
333b20bb | 9586 | |
5ad6a5fb GM |
9587 | /* Remember those colors actually allocated. */ |
9588 | img->colors = colors_in_color_table (&img->ncolors); | |
9589 | free_color_table (); | |
333b20bb GM |
9590 | } |
9591 | ||
9592 | /* Read pixels. */ | |
9593 | row_stride = width * cinfo.output_components; | |
9594 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 9595 | row_stride, 1); |
333b20bb GM |
9596 | for (y = 0; y < height; ++y) |
9597 | { | |
5ad6a5fb GM |
9598 | jpeg_read_scanlines (&cinfo, buffer, 1); |
9599 | for (x = 0; x < cinfo.output_width; ++x) | |
9600 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
9601 | } |
9602 | ||
9603 | /* Clean up. */ | |
9604 | jpeg_finish_decompress (&cinfo); | |
9605 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 9606 | if (fp) |
8ec8a5ec | 9607 | fclose ((FILE *) fp); |
f20a3b7a MB |
9608 | |
9609 | /* Maybe fill in the background field while we have ximg handy. */ | |
9610 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9611 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
9612 | |
9613 | /* Put the image into the pixmap. */ | |
9614 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9615 | x_destroy_x_image (ximg); | |
333b20bb GM |
9616 | UNGCPRO; |
9617 | return 1; | |
9618 | } | |
9619 | ||
9620 | #endif /* HAVE_JPEG */ | |
9621 | ||
9622 | ||
9623 | \f | |
9624 | /*********************************************************************** | |
9625 | TIFF | |
9626 | ***********************************************************************/ | |
9627 | ||
9628 | #if HAVE_TIFF | |
9629 | ||
cf4790ad | 9630 | #include <tiffio.h> |
333b20bb GM |
9631 | |
9632 | static int tiff_image_p P_ ((Lisp_Object object)); | |
9633 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
9634 | ||
9635 | /* The symbol `tiff' identifying images of this type. */ | |
9636 | ||
9637 | Lisp_Object Qtiff; | |
9638 | ||
9639 | /* Indices of image specification fields in tiff_format, below. */ | |
9640 | ||
9641 | enum tiff_keyword_index | |
9642 | { | |
9643 | TIFF_TYPE, | |
63448a4d | 9644 | TIFF_DATA, |
333b20bb GM |
9645 | TIFF_FILE, |
9646 | TIFF_ASCENT, | |
9647 | TIFF_MARGIN, | |
9648 | TIFF_RELIEF, | |
9649 | TIFF_ALGORITHM, | |
9650 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 9651 | TIFF_MASK, |
f20a3b7a | 9652 | TIFF_BACKGROUND, |
333b20bb GM |
9653 | TIFF_LAST |
9654 | }; | |
9655 | ||
9656 | /* Vector of image_keyword structures describing the format | |
9657 | of valid user-defined image specifications. */ | |
9658 | ||
9659 | static struct image_keyword tiff_format[TIFF_LAST] = | |
9660 | { | |
9661 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9662 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9663 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9664 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9665 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9666 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9667 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9668 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9669 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9670 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9671 | }; |
9672 | ||
9673 | /* Structure describing the image type `tiff'. */ | |
9674 | ||
9675 | static struct image_type tiff_type = | |
9676 | { | |
9677 | &Qtiff, | |
9678 | tiff_image_p, | |
9679 | tiff_load, | |
9680 | x_clear_image, | |
9681 | NULL | |
9682 | }; | |
9683 | ||
9684 | ||
9685 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
9686 | ||
9687 | static int | |
9688 | tiff_image_p (object) | |
9689 | Lisp_Object object; | |
9690 | { | |
9691 | struct image_keyword fmt[TIFF_LAST]; | |
9692 | bcopy (tiff_format, fmt, sizeof fmt); | |
9693 | ||
7c7ff7f5 | 9694 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 9695 | return 0; |
5ad6a5fb | 9696 | |
63cec32f GM |
9697 | /* Must specify either the :data or :file keyword. */ |
9698 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
9699 | } |
9700 | ||
5ad6a5fb GM |
9701 | |
9702 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
9703 | memory source, but we have to provide a lot of extra functions. | |
9704 | Blah. | |
63448a4d WP |
9705 | |
9706 | We really only need to implement read and seek, but I am not | |
9707 | convinced that the TIFF library is smart enough not to destroy | |
9708 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
9709 | override. */ |
9710 | ||
9711 | typedef struct | |
9712 | { | |
63448a4d WP |
9713 | unsigned char *bytes; |
9714 | size_t len; | |
9715 | int index; | |
5ad6a5fb GM |
9716 | } |
9717 | tiff_memory_source; | |
63448a4d | 9718 | |
e3130015 | 9719 | |
5ad6a5fb GM |
9720 | static size_t |
9721 | tiff_read_from_memory (data, buf, size) | |
9722 | thandle_t data; | |
9723 | tdata_t buf; | |
9724 | tsize_t size; | |
63448a4d | 9725 | { |
5ad6a5fb | 9726 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9727 | |
9728 | if (size > src->len - src->index) | |
5ad6a5fb GM |
9729 | return (size_t) -1; |
9730 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
9731 | src->index += size; |
9732 | return size; | |
9733 | } | |
9734 | ||
e3130015 | 9735 | |
5ad6a5fb GM |
9736 | static size_t |
9737 | tiff_write_from_memory (data, buf, size) | |
9738 | thandle_t data; | |
9739 | tdata_t buf; | |
9740 | tsize_t size; | |
63448a4d WP |
9741 | { |
9742 | return (size_t) -1; | |
9743 | } | |
9744 | ||
e3130015 | 9745 | |
5ad6a5fb GM |
9746 | static toff_t |
9747 | tiff_seek_in_memory (data, off, whence) | |
9748 | thandle_t data; | |
9749 | toff_t off; | |
9750 | int whence; | |
63448a4d | 9751 | { |
5ad6a5fb | 9752 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9753 | int idx; |
9754 | ||
9755 | switch (whence) | |
5ad6a5fb GM |
9756 | { |
9757 | case SEEK_SET: /* Go from beginning of source. */ | |
9758 | idx = off; | |
9759 | break; | |
9760 | ||
9761 | case SEEK_END: /* Go from end of source. */ | |
9762 | idx = src->len + off; | |
9763 | break; | |
9764 | ||
9765 | case SEEK_CUR: /* Go from current position. */ | |
9766 | idx = src->index + off; | |
9767 | break; | |
9768 | ||
9769 | default: /* Invalid `whence'. */ | |
9770 | return -1; | |
9771 | } | |
9772 | ||
9773 | if (idx > src->len || idx < 0) | |
9774 | return -1; | |
9775 | ||
63448a4d WP |
9776 | src->index = idx; |
9777 | return src->index; | |
9778 | } | |
9779 | ||
e3130015 | 9780 | |
5ad6a5fb GM |
9781 | static int |
9782 | tiff_close_memory (data) | |
9783 | thandle_t data; | |
63448a4d WP |
9784 | { |
9785 | /* NOOP */ | |
5ad6a5fb | 9786 | return 0; |
63448a4d WP |
9787 | } |
9788 | ||
e3130015 | 9789 | |
5ad6a5fb GM |
9790 | static int |
9791 | tiff_mmap_memory (data, pbase, psize) | |
9792 | thandle_t data; | |
9793 | tdata_t *pbase; | |
9794 | toff_t *psize; | |
63448a4d WP |
9795 | { |
9796 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 9797 | return 0; |
63448a4d WP |
9798 | } |
9799 | ||
e3130015 | 9800 | |
5ad6a5fb GM |
9801 | static void |
9802 | tiff_unmap_memory (data, base, size) | |
9803 | thandle_t data; | |
9804 | tdata_t base; | |
9805 | toff_t size; | |
63448a4d WP |
9806 | { |
9807 | /* We don't need to do this. */ | |
63448a4d WP |
9808 | } |
9809 | ||
e3130015 | 9810 | |
5ad6a5fb GM |
9811 | static toff_t |
9812 | tiff_size_of_memory (data) | |
9813 | thandle_t data; | |
63448a4d | 9814 | { |
5ad6a5fb | 9815 | return ((tiff_memory_source *) data)->len; |
63448a4d | 9816 | } |
333b20bb | 9817 | |
e3130015 | 9818 | |
c6892044 GM |
9819 | static void |
9820 | tiff_error_handler (title, format, ap) | |
9821 | const char *title, *format; | |
9822 | va_list ap; | |
9823 | { | |
9824 | char buf[512]; | |
9825 | int len; | |
9826 | ||
9827 | len = sprintf (buf, "TIFF error: %s ", title); | |
9828 | vsprintf (buf + len, format, ap); | |
9829 | add_to_log (buf, Qnil, Qnil); | |
9830 | } | |
9831 | ||
9832 | ||
9833 | static void | |
9834 | tiff_warning_handler (title, format, ap) | |
9835 | const char *title, *format; | |
9836 | va_list ap; | |
9837 | { | |
9838 | char buf[512]; | |
9839 | int len; | |
9840 | ||
9841 | len = sprintf (buf, "TIFF warning: %s ", title); | |
9842 | vsprintf (buf + len, format, ap); | |
9843 | add_to_log (buf, Qnil, Qnil); | |
9844 | } | |
9845 | ||
9846 | ||
333b20bb GM |
9847 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
9848 | successful. */ | |
9849 | ||
9850 | static int | |
9851 | tiff_load (f, img) | |
9852 | struct frame *f; | |
9853 | struct image *img; | |
9854 | { | |
9855 | Lisp_Object file, specified_file; | |
63448a4d | 9856 | Lisp_Object specified_data; |
333b20bb GM |
9857 | TIFF *tiff; |
9858 | int width, height, x, y; | |
9859 | uint32 *buf; | |
9860 | int rc; | |
9861 | XImage *ximg; | |
9862 | struct gcpro gcpro1; | |
63448a4d | 9863 | tiff_memory_source memsrc; |
333b20bb GM |
9864 | |
9865 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9866 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9867 | file = Qnil; |
9868 | GCPRO1 (file); | |
63448a4d | 9869 | |
c6892044 GM |
9870 | TIFFSetErrorHandler (tiff_error_handler); |
9871 | TIFFSetWarningHandler (tiff_warning_handler); | |
9872 | ||
63448a4d | 9873 | if (NILP (specified_data)) |
5ad6a5fb GM |
9874 | { |
9875 | /* Read from a file */ | |
9876 | file = x_find_image_file (specified_file); | |
9877 | if (!STRINGP (file)) | |
63448a4d | 9878 | { |
45158a91 | 9879 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
9880 | UNGCPRO; |
9881 | return 0; | |
9882 | } | |
63448a4d | 9883 | |
5ad6a5fb GM |
9884 | /* Try to open the image file. */ |
9885 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
9886 | if (tiff == NULL) | |
9887 | { | |
9888 | image_error ("Cannot open `%s'", file, Qnil); | |
9889 | UNGCPRO; | |
9890 | return 0; | |
63448a4d | 9891 | } |
5ad6a5fb | 9892 | } |
63448a4d | 9893 | else |
5ad6a5fb GM |
9894 | { |
9895 | /* Memory source! */ | |
9896 | memsrc.bytes = XSTRING (specified_data)->data; | |
9897 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9898 | memsrc.index = 0; | |
9899 | ||
9900 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
9901 | (TIFFReadWriteProc) tiff_read_from_memory, | |
9902 | (TIFFReadWriteProc) tiff_write_from_memory, | |
9903 | tiff_seek_in_memory, | |
9904 | tiff_close_memory, | |
9905 | tiff_size_of_memory, | |
9906 | tiff_mmap_memory, | |
9907 | tiff_unmap_memory); | |
9908 | ||
9909 | if (!tiff) | |
63448a4d | 9910 | { |
45158a91 | 9911 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9912 | UNGCPRO; |
9913 | return 0; | |
63448a4d | 9914 | } |
5ad6a5fb | 9915 | } |
333b20bb GM |
9916 | |
9917 | /* Get width and height of the image, and allocate a raster buffer | |
9918 | of width x height 32-bit values. */ | |
9919 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
9920 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
9921 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
9922 | ||
9923 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
9924 | TIFFClose (tiff); | |
9925 | if (!rc) | |
9926 | { | |
45158a91 | 9927 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
9928 | xfree (buf); |
9929 | UNGCPRO; | |
9930 | return 0; | |
9931 | } | |
9932 | ||
333b20bb | 9933 | /* Create the X image and pixmap. */ |
45158a91 | 9934 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9935 | { |
333b20bb GM |
9936 | xfree (buf); |
9937 | UNGCPRO; | |
9938 | return 0; | |
9939 | } | |
9940 | ||
9941 | /* Initialize the color table. */ | |
9942 | init_color_table (); | |
9943 | ||
9944 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
9945 | for (y = 0; y < height; ++y) | |
9946 | { | |
9947 | uint32 *row = buf + y * width; | |
9948 | ||
9949 | for (x = 0; x < width; ++x) | |
9950 | { | |
9951 | uint32 abgr = row[x]; | |
9952 | int r = TIFFGetR (abgr) << 8; | |
9953 | int g = TIFFGetG (abgr) << 8; | |
9954 | int b = TIFFGetB (abgr) << 8; | |
9955 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
9956 | } | |
9957 | } | |
9958 | ||
9959 | /* Remember the colors allocated for the image. Free the color table. */ | |
9960 | img->colors = colors_in_color_table (&img->ncolors); | |
9961 | free_color_table (); | |
f20a3b7a MB |
9962 | |
9963 | img->width = width; | |
9964 | img->height = height; | |
9965 | ||
9966 | /* Maybe fill in the background field while we have ximg handy. */ | |
9967 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9968 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
9969 | |
9970 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9971 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9972 | x_destroy_x_image (ximg); | |
9973 | xfree (buf); | |
333b20bb GM |
9974 | |
9975 | UNGCPRO; | |
9976 | return 1; | |
9977 | } | |
9978 | ||
9979 | #endif /* HAVE_TIFF != 0 */ | |
9980 | ||
9981 | ||
9982 | \f | |
9983 | /*********************************************************************** | |
9984 | GIF | |
9985 | ***********************************************************************/ | |
9986 | ||
9987 | #if HAVE_GIF | |
9988 | ||
9989 | #include <gif_lib.h> | |
9990 | ||
9991 | static int gif_image_p P_ ((Lisp_Object object)); | |
9992 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9993 | ||
9994 | /* The symbol `gif' identifying images of this type. */ | |
9995 | ||
9996 | Lisp_Object Qgif; | |
9997 | ||
9998 | /* Indices of image specification fields in gif_format, below. */ | |
9999 | ||
10000 | enum gif_keyword_index | |
10001 | { | |
10002 | GIF_TYPE, | |
63448a4d | 10003 | GIF_DATA, |
333b20bb GM |
10004 | GIF_FILE, |
10005 | GIF_ASCENT, | |
10006 | GIF_MARGIN, | |
10007 | GIF_RELIEF, | |
10008 | GIF_ALGORITHM, | |
10009 | GIF_HEURISTIC_MASK, | |
4a8e312c | 10010 | GIF_MASK, |
333b20bb | 10011 | GIF_IMAGE, |
f20a3b7a | 10012 | GIF_BACKGROUND, |
333b20bb GM |
10013 | GIF_LAST |
10014 | }; | |
10015 | ||
10016 | /* Vector of image_keyword structures describing the format | |
10017 | of valid user-defined image specifications. */ | |
10018 | ||
10019 | static struct image_keyword gif_format[GIF_LAST] = | |
10020 | { | |
10021 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 10022 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 10023 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 10024 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 10025 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 10026 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 10027 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 10028 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 10029 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 10030 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
f20a3b7a | 10031 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
10032 | }; |
10033 | ||
10034 | /* Structure describing the image type `gif'. */ | |
10035 | ||
10036 | static struct image_type gif_type = | |
10037 | { | |
10038 | &Qgif, | |
10039 | gif_image_p, | |
10040 | gif_load, | |
10041 | x_clear_image, | |
10042 | NULL | |
10043 | }; | |
10044 | ||
e3130015 | 10045 | |
333b20bb GM |
10046 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
10047 | ||
10048 | static int | |
10049 | gif_image_p (object) | |
10050 | Lisp_Object object; | |
10051 | { | |
10052 | struct image_keyword fmt[GIF_LAST]; | |
10053 | bcopy (gif_format, fmt, sizeof fmt); | |
10054 | ||
7c7ff7f5 | 10055 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 10056 | return 0; |
5ad6a5fb | 10057 | |
63cec32f GM |
10058 | /* Must specify either the :data or :file keyword. */ |
10059 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
10060 | } |
10061 | ||
e3130015 | 10062 | |
63448a4d WP |
10063 | /* Reading a GIF image from memory |
10064 | Based on the PNG memory stuff to a certain extent. */ | |
10065 | ||
5ad6a5fb GM |
10066 | typedef struct |
10067 | { | |
63448a4d WP |
10068 | unsigned char *bytes; |
10069 | size_t len; | |
10070 | int index; | |
5ad6a5fb GM |
10071 | } |
10072 | gif_memory_source; | |
63448a4d | 10073 | |
e3130015 | 10074 | |
f036834a GM |
10075 | /* Make the current memory source available to gif_read_from_memory. |
10076 | It's done this way because not all versions of libungif support | |
10077 | a UserData field in the GifFileType structure. */ | |
10078 | static gif_memory_source *current_gif_memory_src; | |
10079 | ||
5ad6a5fb GM |
10080 | static int |
10081 | gif_read_from_memory (file, buf, len) | |
10082 | GifFileType *file; | |
10083 | GifByteType *buf; | |
10084 | int len; | |
63448a4d | 10085 | { |
f036834a | 10086 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 10087 | |
5ad6a5fb GM |
10088 | if (len > src->len - src->index) |
10089 | return -1; | |
63448a4d | 10090 | |
5ad6a5fb | 10091 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
10092 | src->index += len; |
10093 | return len; | |
10094 | } | |
333b20bb | 10095 | |
5ad6a5fb | 10096 | |
333b20bb GM |
10097 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
10098 | successful. */ | |
10099 | ||
10100 | static int | |
10101 | gif_load (f, img) | |
10102 | struct frame *f; | |
10103 | struct image *img; | |
10104 | { | |
10105 | Lisp_Object file, specified_file; | |
63448a4d | 10106 | Lisp_Object specified_data; |
333b20bb GM |
10107 | int rc, width, height, x, y, i; |
10108 | XImage *ximg; | |
10109 | ColorMapObject *gif_color_map; | |
10110 | unsigned long pixel_colors[256]; | |
10111 | GifFileType *gif; | |
10112 | struct gcpro gcpro1; | |
10113 | Lisp_Object image; | |
10114 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 10115 | gif_memory_source memsrc; |
9b784e96 | 10116 | unsigned char *raster; |
333b20bb GM |
10117 | |
10118 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 10119 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
10120 | file = Qnil; |
10121 | GCPRO1 (file); | |
63448a4d WP |
10122 | |
10123 | if (NILP (specified_data)) | |
5ad6a5fb GM |
10124 | { |
10125 | file = x_find_image_file (specified_file); | |
10126 | if (!STRINGP (file)) | |
63448a4d | 10127 | { |
45158a91 | 10128 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
10129 | UNGCPRO; |
10130 | return 0; | |
10131 | } | |
333b20bb | 10132 | |
5ad6a5fb GM |
10133 | /* Open the GIF file. */ |
10134 | gif = DGifOpenFileName (XSTRING (file)->data); | |
10135 | if (gif == NULL) | |
10136 | { | |
10137 | image_error ("Cannot open `%s'", file, Qnil); | |
10138 | UNGCPRO; | |
10139 | return 0; | |
63448a4d | 10140 | } |
5ad6a5fb | 10141 | } |
63448a4d | 10142 | else |
5ad6a5fb GM |
10143 | { |
10144 | /* Read from memory! */ | |
f036834a | 10145 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
10146 | memsrc.bytes = XSTRING (specified_data)->data; |
10147 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
10148 | memsrc.index = 0; | |
63448a4d | 10149 | |
5ad6a5fb GM |
10150 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
10151 | if (!gif) | |
10152 | { | |
45158a91 | 10153 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
10154 | UNGCPRO; |
10155 | return 0; | |
63448a4d | 10156 | } |
5ad6a5fb | 10157 | } |
333b20bb GM |
10158 | |
10159 | /* Read entire contents. */ | |
10160 | rc = DGifSlurp (gif); | |
10161 | if (rc == GIF_ERROR) | |
10162 | { | |
45158a91 | 10163 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
10164 | DGifCloseFile (gif); |
10165 | UNGCPRO; | |
10166 | return 0; | |
10167 | } | |
10168 | ||
3ccff1e3 | 10169 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
10170 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
10171 | if (ino >= gif->ImageCount) | |
10172 | { | |
45158a91 GM |
10173 | image_error ("Invalid image number `%s' in image `%s'", |
10174 | image, img->spec); | |
333b20bb GM |
10175 | DGifCloseFile (gif); |
10176 | UNGCPRO; | |
10177 | return 0; | |
10178 | } | |
10179 | ||
c7f07c4c PJ |
10180 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
10181 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
333b20bb | 10182 | |
333b20bb | 10183 | /* Create the X image and pixmap. */ |
45158a91 | 10184 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 10185 | { |
333b20bb GM |
10186 | DGifCloseFile (gif); |
10187 | UNGCPRO; | |
10188 | return 0; | |
10189 | } | |
10190 | ||
10191 | /* Allocate colors. */ | |
10192 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
10193 | if (!gif_color_map) | |
10194 | gif_color_map = gif->SColorMap; | |
10195 | init_color_table (); | |
10196 | bzero (pixel_colors, sizeof pixel_colors); | |
10197 | ||
10198 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
10199 | { | |
10200 | int r = gif_color_map->Colors[i].Red << 8; | |
10201 | int g = gif_color_map->Colors[i].Green << 8; | |
10202 | int b = gif_color_map->Colors[i].Blue << 8; | |
10203 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
10204 | } | |
10205 | ||
10206 | img->colors = colors_in_color_table (&img->ncolors); | |
10207 | free_color_table (); | |
10208 | ||
10209 | /* Clear the part of the screen image that are not covered by | |
10210 | the image from the GIF file. Full animated GIF support | |
10211 | requires more than can be done here (see the gif89 spec, | |
10212 | disposal methods). Let's simply assume that the part | |
10213 | not covered by a sub-image is in the frame's background color. */ | |
10214 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
10215 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
10216 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
10217 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
10218 | ||
10219 | for (y = 0; y < image_top; ++y) | |
10220 | for (x = 0; x < width; ++x) | |
10221 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10222 | ||
10223 | for (y = image_top + image_height; y < height; ++y) | |
10224 | for (x = 0; x < width; ++x) | |
10225 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10226 | ||
10227 | for (y = image_top; y < image_top + image_height; ++y) | |
10228 | { | |
10229 | for (x = 0; x < image_left; ++x) | |
10230 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10231 | for (x = image_left + image_width; x < width; ++x) | |
10232 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10233 | } | |
10234 | ||
9b784e96 GM |
10235 | /* Read the GIF image into the X image. We use a local variable |
10236 | `raster' here because RasterBits below is a char *, and invites | |
10237 | problems with bytes >= 0x80. */ | |
10238 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
10239 | ||
333b20bb GM |
10240 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
10241 | { | |
10242 | static int interlace_start[] = {0, 4, 2, 1}; | |
10243 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9b207e8e | 10244 | int pass; |
06482119 GM |
10245 | int row = interlace_start[0]; |
10246 | ||
10247 | pass = 0; | |
333b20bb | 10248 | |
06482119 | 10249 | for (y = 0; y < image_height; y++) |
333b20bb | 10250 | { |
06482119 GM |
10251 | if (row >= image_height) |
10252 | { | |
10253 | row = interlace_start[++pass]; | |
10254 | while (row >= image_height) | |
10255 | row = interlace_start[++pass]; | |
10256 | } | |
10257 | ||
10258 | for (x = 0; x < image_width; x++) | |
10259 | { | |
9b784e96 | 10260 | int i = raster[(y * image_width) + x]; |
06482119 GM |
10261 | XPutPixel (ximg, x + image_left, row + image_top, |
10262 | pixel_colors[i]); | |
10263 | } | |
10264 | ||
10265 | row += interlace_increment[pass]; | |
333b20bb GM |
10266 | } |
10267 | } | |
10268 | else | |
10269 | { | |
10270 | for (y = 0; y < image_height; ++y) | |
10271 | for (x = 0; x < image_width; ++x) | |
10272 | { | |
9b784e96 | 10273 | int i = raster[y * image_width + x]; |
333b20bb GM |
10274 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
10275 | } | |
10276 | } | |
10277 | ||
10278 | DGifCloseFile (gif); | |
f20a3b7a MB |
10279 | |
10280 | /* Maybe fill in the background field while we have ximg handy. */ | |
10281 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
10282 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
10283 | |
10284 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
10285 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10286 | x_destroy_x_image (ximg); | |
333b20bb GM |
10287 | |
10288 | UNGCPRO; | |
10289 | return 1; | |
10290 | } | |
10291 | ||
10292 | #endif /* HAVE_GIF != 0 */ | |
10293 | ||
10294 | ||
10295 | \f | |
10296 | /*********************************************************************** | |
10297 | Ghostscript | |
10298 | ***********************************************************************/ | |
10299 | ||
10300 | static int gs_image_p P_ ((Lisp_Object object)); | |
10301 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
10302 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
10303 | ||
fcf431dc | 10304 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 10305 | |
fcf431dc | 10306 | Lisp_Object Qpostscript; |
333b20bb GM |
10307 | |
10308 | /* Keyword symbols. */ | |
10309 | ||
10310 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
10311 | ||
10312 | /* Indices of image specification fields in gs_format, below. */ | |
10313 | ||
10314 | enum gs_keyword_index | |
10315 | { | |
10316 | GS_TYPE, | |
10317 | GS_PT_WIDTH, | |
10318 | GS_PT_HEIGHT, | |
10319 | GS_FILE, | |
10320 | GS_LOADER, | |
10321 | GS_BOUNDING_BOX, | |
10322 | GS_ASCENT, | |
10323 | GS_MARGIN, | |
10324 | GS_RELIEF, | |
10325 | GS_ALGORITHM, | |
10326 | GS_HEURISTIC_MASK, | |
4a8e312c | 10327 | GS_MASK, |
f20a3b7a | 10328 | GS_BACKGROUND, |
333b20bb GM |
10329 | GS_LAST |
10330 | }; | |
10331 | ||
10332 | /* Vector of image_keyword structures describing the format | |
10333 | of valid user-defined image specifications. */ | |
10334 | ||
10335 | static struct image_keyword gs_format[GS_LAST] = | |
10336 | { | |
10337 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10338 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10339 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10340 | {":file", IMAGE_STRING_VALUE, 1}, | |
10341 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
10342 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 10343 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 10344 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 10345 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 10346 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 10347 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
10348 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10349 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
10350 | }; |
10351 | ||
10352 | /* Structure describing the image type `ghostscript'. */ | |
10353 | ||
10354 | static struct image_type gs_type = | |
10355 | { | |
fcf431dc | 10356 | &Qpostscript, |
333b20bb GM |
10357 | gs_image_p, |
10358 | gs_load, | |
10359 | gs_clear_image, | |
10360 | NULL | |
10361 | }; | |
10362 | ||
10363 | ||
10364 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
10365 | ||
10366 | static void | |
10367 | gs_clear_image (f, img) | |
10368 | struct frame *f; | |
10369 | struct image *img; | |
10370 | { | |
10371 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
10372 | xfree (img->data.ptr_val); | |
10373 | x_clear_image (f, img); | |
10374 | } | |
10375 | ||
10376 | ||
10377 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
10378 | specification. */ | |
10379 | ||
10380 | static int | |
10381 | gs_image_p (object) | |
10382 | Lisp_Object object; | |
10383 | { | |
10384 | struct image_keyword fmt[GS_LAST]; | |
10385 | Lisp_Object tem; | |
10386 | int i; | |
10387 | ||
10388 | bcopy (gs_format, fmt, sizeof fmt); | |
10389 | ||
7c7ff7f5 | 10390 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
10391 | return 0; |
10392 | ||
10393 | /* Bounding box must be a list or vector containing 4 integers. */ | |
10394 | tem = fmt[GS_BOUNDING_BOX].value; | |
10395 | if (CONSP (tem)) | |
10396 | { | |
10397 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
10398 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
10399 | return 0; | |
10400 | if (!NILP (tem)) | |
10401 | return 0; | |
10402 | } | |
10403 | else if (VECTORP (tem)) | |
10404 | { | |
10405 | if (XVECTOR (tem)->size != 4) | |
10406 | return 0; | |
10407 | for (i = 0; i < 4; ++i) | |
10408 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
10409 | return 0; | |
10410 | } | |
10411 | else | |
10412 | return 0; | |
10413 | ||
10414 | return 1; | |
10415 | } | |
10416 | ||
10417 | ||
10418 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
10419 | if successful. */ | |
10420 | ||
10421 | static int | |
10422 | gs_load (f, img) | |
10423 | struct frame *f; | |
10424 | struct image *img; | |
10425 | { | |
10426 | char buffer[100]; | |
10427 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
10428 | struct gcpro gcpro1, gcpro2; | |
10429 | Lisp_Object frame; | |
10430 | double in_width, in_height; | |
10431 | Lisp_Object pixel_colors = Qnil; | |
10432 | ||
10433 | /* Compute pixel size of pixmap needed from the given size in the | |
10434 | image specification. Sizes in the specification are in pt. 1 pt | |
10435 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
10436 | info. */ | |
10437 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
10438 | in_width = XFASTINT (pt_width) / 72.0; | |
10439 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
10440 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
10441 | in_height = XFASTINT (pt_height) / 72.0; | |
10442 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
10443 | ||
10444 | /* Create the pixmap. */ | |
dd00328a | 10445 | xassert (img->pixmap == None); |
333b20bb GM |
10446 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
10447 | img->width, img->height, | |
10448 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
10449 | |
10450 | if (!img->pixmap) | |
10451 | { | |
45158a91 | 10452 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
10453 | return 0; |
10454 | } | |
10455 | ||
10456 | /* Call the loader to fill the pixmap. It returns a process object | |
10457 | if successful. We do not record_unwind_protect here because | |
10458 | other places in redisplay like calling window scroll functions | |
10459 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
10460 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
10461 | ||
10462 | sprintf (buffer, "%lu %lu", | |
10463 | (unsigned long) FRAME_X_WINDOW (f), | |
10464 | (unsigned long) img->pixmap); | |
10465 | window_and_pixmap_id = build_string (buffer); | |
10466 | ||
10467 | sprintf (buffer, "%lu %lu", | |
10468 | FRAME_FOREGROUND_PIXEL (f), | |
10469 | FRAME_BACKGROUND_PIXEL (f)); | |
10470 | pixel_colors = build_string (buffer); | |
10471 | ||
10472 | XSETFRAME (frame, f); | |
10473 | loader = image_spec_value (img->spec, QCloader, NULL); | |
10474 | if (NILP (loader)) | |
10475 | loader = intern ("gs-load-image"); | |
10476 | ||
10477 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
10478 | make_number (img->width), | |
10479 | make_number (img->height), | |
10480 | window_and_pixmap_id, | |
10481 | pixel_colors); | |
10482 | UNGCPRO; | |
10483 | return PROCESSP (img->data.lisp_val); | |
10484 | } | |
10485 | ||
10486 | ||
10487 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
10488 | frame F. Called from XTread_socket when receiving an event | |
10489 | telling Emacs that Ghostscript has finished drawing. */ | |
10490 | ||
10491 | void | |
10492 | x_kill_gs_process (pixmap, f) | |
10493 | Pixmap pixmap; | |
10494 | struct frame *f; | |
10495 | { | |
10496 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
10497 | int class, i; | |
10498 | struct image *img; | |
10499 | ||
10500 | /* Find the image containing PIXMAP. */ | |
10501 | for (i = 0; i < c->used; ++i) | |
10502 | if (c->images[i]->pixmap == pixmap) | |
10503 | break; | |
10504 | ||
daba7643 GM |
10505 | /* Should someone in between have cleared the image cache, for |
10506 | instance, give up. */ | |
10507 | if (i == c->used) | |
10508 | return; | |
10509 | ||
333b20bb GM |
10510 | /* Kill the GS process. We should have found PIXMAP in the image |
10511 | cache and its image should contain a process object. */ | |
333b20bb GM |
10512 | img = c->images[i]; |
10513 | xassert (PROCESSP (img->data.lisp_val)); | |
10514 | Fkill_process (img->data.lisp_val, Qnil); | |
10515 | img->data.lisp_val = Qnil; | |
10516 | ||
10517 | /* On displays with a mutable colormap, figure out the colors | |
10518 | allocated for the image by looking at the pixels of an XImage for | |
10519 | img->pixmap. */ | |
383d6ffc | 10520 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
10521 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
10522 | { | |
10523 | XImage *ximg; | |
10524 | ||
10525 | BLOCK_INPUT; | |
10526 | ||
10527 | /* Try to get an XImage for img->pixmep. */ | |
10528 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
10529 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
10530 | if (ximg) | |
10531 | { | |
10532 | int x, y; | |
10533 | ||
10534 | /* Initialize the color table. */ | |
10535 | init_color_table (); | |
10536 | ||
10537 | /* For each pixel of the image, look its color up in the | |
10538 | color table. After having done so, the color table will | |
10539 | contain an entry for each color used by the image. */ | |
10540 | for (y = 0; y < img->height; ++y) | |
10541 | for (x = 0; x < img->width; ++x) | |
10542 | { | |
10543 | unsigned long pixel = XGetPixel (ximg, x, y); | |
10544 | lookup_pixel_color (f, pixel); | |
10545 | } | |
10546 | ||
10547 | /* Record colors in the image. Free color table and XImage. */ | |
10548 | img->colors = colors_in_color_table (&img->ncolors); | |
10549 | free_color_table (); | |
10550 | XDestroyImage (ximg); | |
10551 | ||
10552 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
10553 | here, we get a BadAccess later in x_clear_image when | |
10554 | freeing the colors. */ | |
10555 | /* We have allocated colors once, but Ghostscript has also | |
10556 | allocated colors on behalf of us. So, to get the | |
10557 | reference counts right, free them once. */ | |
10558 | if (img->ncolors) | |
462d5d40 | 10559 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
10560 | #endif |
10561 | } | |
10562 | else | |
10563 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 10564 | img->spec, Qnil); |
333b20bb GM |
10565 | |
10566 | UNBLOCK_INPUT; | |
10567 | } | |
ad18ffb1 GM |
10568 | |
10569 | /* Now that we have the pixmap, compute mask and transform the | |
10570 | image if requested. */ | |
10571 | BLOCK_INPUT; | |
10572 | postprocess_image (f, img); | |
10573 | UNBLOCK_INPUT; | |
333b20bb GM |
10574 | } |
10575 | ||
10576 | ||
10577 | \f | |
10578 | /*********************************************************************** | |
10579 | Window properties | |
10580 | ***********************************************************************/ | |
10581 | ||
10582 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
10583 | Sx_change_window_property, 2, 3, 0, | |
7ee72033 | 10584 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
c061c855 | 10585 | PROP and VALUE must be strings. FRAME nil or omitted means use the |
7ee72033 MB |
10586 | selected frame. Value is VALUE. */) |
10587 | (prop, value, frame) | |
333b20bb GM |
10588 | Lisp_Object frame, prop, value; |
10589 | { | |
10590 | struct frame *f = check_x_frame (frame); | |
10591 | Atom prop_atom; | |
10592 | ||
b7826503 PJ |
10593 | CHECK_STRING (prop); |
10594 | CHECK_STRING (value); | |
333b20bb GM |
10595 | |
10596 | BLOCK_INPUT; | |
10597 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10598 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10599 | prop_atom, XA_STRING, 8, PropModeReplace, | |
10600 | XSTRING (value)->data, XSTRING (value)->size); | |
10601 | ||
10602 | /* Make sure the property is set when we return. */ | |
10603 | XFlush (FRAME_X_DISPLAY (f)); | |
10604 | UNBLOCK_INPUT; | |
10605 | ||
10606 | return value; | |
10607 | } | |
10608 | ||
10609 | ||
10610 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
10611 | Sx_delete_window_property, 1, 2, 0, | |
7ee72033 MB |
10612 | doc: /* Remove window property PROP from X window of FRAME. |
10613 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
10614 | (prop, frame) | |
333b20bb GM |
10615 | Lisp_Object prop, frame; |
10616 | { | |
10617 | struct frame *f = check_x_frame (frame); | |
10618 | Atom prop_atom; | |
10619 | ||
b7826503 | 10620 | CHECK_STRING (prop); |
333b20bb GM |
10621 | BLOCK_INPUT; |
10622 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10623 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
10624 | ||
10625 | /* Make sure the property is removed when we return. */ | |
10626 | XFlush (FRAME_X_DISPLAY (f)); | |
10627 | UNBLOCK_INPUT; | |
10628 | ||
10629 | return prop; | |
10630 | } | |
10631 | ||
10632 | ||
10633 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
10634 | 1, 2, 0, | |
7ee72033 | 10635 | doc: /* Value is the value of window property PROP on FRAME. |
c061c855 GM |
10636 | If FRAME is nil or omitted, use the selected frame. Value is nil |
10637 | if FRAME hasn't a property with name PROP or if PROP has no string | |
7ee72033 MB |
10638 | value. */) |
10639 | (prop, frame) | |
333b20bb GM |
10640 | Lisp_Object prop, frame; |
10641 | { | |
10642 | struct frame *f = check_x_frame (frame); | |
10643 | Atom prop_atom; | |
10644 | int rc; | |
10645 | Lisp_Object prop_value = Qnil; | |
10646 | char *tmp_data = NULL; | |
10647 | Atom actual_type; | |
10648 | int actual_format; | |
10649 | unsigned long actual_size, bytes_remaining; | |
10650 | ||
b7826503 | 10651 | CHECK_STRING (prop); |
333b20bb GM |
10652 | BLOCK_INPUT; |
10653 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10654 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10655 | prop_atom, 0, 0, False, XA_STRING, | |
10656 | &actual_type, &actual_format, &actual_size, | |
10657 | &bytes_remaining, (unsigned char **) &tmp_data); | |
10658 | if (rc == Success) | |
10659 | { | |
10660 | int size = bytes_remaining; | |
10661 | ||
10662 | XFree (tmp_data); | |
10663 | tmp_data = NULL; | |
10664 | ||
10665 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10666 | prop_atom, 0, bytes_remaining, | |
10667 | False, XA_STRING, | |
10668 | &actual_type, &actual_format, | |
10669 | &actual_size, &bytes_remaining, | |
10670 | (unsigned char **) &tmp_data); | |
4c8c7926 | 10671 | if (rc == Success && tmp_data) |
333b20bb GM |
10672 | prop_value = make_string (tmp_data, size); |
10673 | ||
10674 | XFree (tmp_data); | |
10675 | } | |
10676 | ||
10677 | UNBLOCK_INPUT; | |
10678 | return prop_value; | |
10679 | } | |
10680 | ||
10681 | ||
10682 | \f | |
10683 | /*********************************************************************** | |
10684 | Busy cursor | |
10685 | ***********************************************************************/ | |
10686 | ||
4ae9a85e | 10687 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 10688 | an hourglass cursor on all frames. */ |
333b20bb | 10689 | |
0af913d7 | 10690 | static struct atimer *hourglass_atimer; |
333b20bb | 10691 | |
0af913d7 | 10692 | /* Non-zero means an hourglass cursor is currently shown. */ |
333b20bb | 10693 | |
0af913d7 | 10694 | static int hourglass_shown_p; |
333b20bb | 10695 | |
0af913d7 | 10696 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
333b20bb | 10697 | |
0af913d7 | 10698 | static Lisp_Object Vhourglass_delay; |
333b20bb | 10699 | |
0af913d7 | 10700 | /* Default number of seconds to wait before displaying an hourglass |
4ae9a85e GM |
10701 | cursor. */ |
10702 | ||
0af913d7 | 10703 | #define DEFAULT_HOURGLASS_DELAY 1 |
4ae9a85e GM |
10704 | |
10705 | /* Function prototypes. */ | |
10706 | ||
0af913d7 GM |
10707 | static void show_hourglass P_ ((struct atimer *)); |
10708 | static void hide_hourglass P_ ((void)); | |
4ae9a85e GM |
10709 | |
10710 | ||
0af913d7 | 10711 | /* Cancel a currently active hourglass timer, and start a new one. */ |
4ae9a85e GM |
10712 | |
10713 | void | |
0af913d7 | 10714 | start_hourglass () |
333b20bb | 10715 | { |
4ae9a85e | 10716 | EMACS_TIME delay; |
3caa99d3 | 10717 | int secs, usecs = 0; |
4ae9a85e | 10718 | |
0af913d7 | 10719 | cancel_hourglass (); |
4ae9a85e | 10720 | |
0af913d7 GM |
10721 | if (INTEGERP (Vhourglass_delay) |
10722 | && XINT (Vhourglass_delay) > 0) | |
10723 | secs = XFASTINT (Vhourglass_delay); | |
10724 | else if (FLOATP (Vhourglass_delay) | |
10725 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
3caa99d3 GM |
10726 | { |
10727 | Lisp_Object tem; | |
0af913d7 | 10728 | tem = Ftruncate (Vhourglass_delay, Qnil); |
3caa99d3 | 10729 | secs = XFASTINT (tem); |
0af913d7 | 10730 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
3caa99d3 | 10731 | } |
4ae9a85e | 10732 | else |
0af913d7 | 10733 | secs = DEFAULT_HOURGLASS_DELAY; |
4ae9a85e | 10734 | |
3caa99d3 | 10735 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
10736 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
10737 | show_hourglass, NULL); | |
4ae9a85e GM |
10738 | } |
10739 | ||
10740 | ||
0af913d7 | 10741 | /* Cancel the hourglass cursor timer if active, hide a busy cursor if |
4ae9a85e GM |
10742 | shown. */ |
10743 | ||
10744 | void | |
0af913d7 | 10745 | cancel_hourglass () |
4ae9a85e | 10746 | { |
0af913d7 | 10747 | if (hourglass_atimer) |
99f01f62 | 10748 | { |
0af913d7 GM |
10749 | cancel_atimer (hourglass_atimer); |
10750 | hourglass_atimer = NULL; | |
99f01f62 GM |
10751 | } |
10752 | ||
0af913d7 GM |
10753 | if (hourglass_shown_p) |
10754 | hide_hourglass (); | |
4ae9a85e GM |
10755 | } |
10756 | ||
10757 | ||
0af913d7 GM |
10758 | /* Timer function of hourglass_atimer. TIMER is equal to |
10759 | hourglass_atimer. | |
4ae9a85e | 10760 | |
0af913d7 GM |
10761 | Display an hourglass pointer on all frames by mapping the frames' |
10762 | hourglass_window. Set the hourglass_p flag in the frames' | |
10763 | output_data.x structure to indicate that an hourglass cursor is | |
10764 | shown on the frames. */ | |
4ae9a85e GM |
10765 | |
10766 | static void | |
0af913d7 | 10767 | show_hourglass (timer) |
4ae9a85e GM |
10768 | struct atimer *timer; |
10769 | { | |
10770 | /* The timer implementation will cancel this timer automatically | |
0af913d7 | 10771 | after this function has run. Set hourglass_atimer to null |
4ae9a85e | 10772 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 10773 | hourglass_atimer = NULL; |
4ae9a85e | 10774 | |
0af913d7 | 10775 | if (!hourglass_shown_p) |
333b20bb GM |
10776 | { |
10777 | Lisp_Object rest, frame; | |
4ae9a85e GM |
10778 | |
10779 | BLOCK_INPUT; | |
10780 | ||
333b20bb | 10781 | FOR_EACH_FRAME (rest, frame) |
5f7a1890 GM |
10782 | { |
10783 | struct frame *f = XFRAME (frame); | |
10784 | ||
10785 | if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f)) | |
10786 | { | |
10787 | Display *dpy = FRAME_X_DISPLAY (f); | |
10788 | ||
10789 | #ifdef USE_X_TOOLKIT | |
10790 | if (f->output_data.x->widget) | |
10791 | #else | |
10792 | if (FRAME_OUTER_WINDOW (f)) | |
10793 | #endif | |
10794 | { | |
0af913d7 | 10795 | f->output_data.x->hourglass_p = 1; |
4ae9a85e | 10796 | |
0af913d7 | 10797 | if (!f->output_data.x->hourglass_window) |
5f7a1890 GM |
10798 | { |
10799 | unsigned long mask = CWCursor; | |
10800 | XSetWindowAttributes attrs; | |
4ae9a85e | 10801 | |
0af913d7 | 10802 | attrs.cursor = f->output_data.x->hourglass_cursor; |
4ae9a85e | 10803 | |
0af913d7 | 10804 | f->output_data.x->hourglass_window |
5f7a1890 GM |
10805 | = XCreateWindow (dpy, FRAME_OUTER_WINDOW (f), |
10806 | 0, 0, 32000, 32000, 0, 0, | |
10807 | InputOnly, | |
10808 | CopyFromParent, | |
10809 | mask, &attrs); | |
10810 | } | |
4ae9a85e | 10811 | |
0af913d7 | 10812 | XMapRaised (dpy, f->output_data.x->hourglass_window); |
5f7a1890 GM |
10813 | XFlush (dpy); |
10814 | } | |
10815 | } | |
10816 | } | |
333b20bb | 10817 | |
0af913d7 | 10818 | hourglass_shown_p = 1; |
4ae9a85e GM |
10819 | UNBLOCK_INPUT; |
10820 | } | |
333b20bb GM |
10821 | } |
10822 | ||
10823 | ||
0af913d7 GM |
10824 | /* Hide the hourglass pointer on all frames, if it is currently |
10825 | shown. */ | |
333b20bb | 10826 | |
4ae9a85e | 10827 | static void |
0af913d7 | 10828 | hide_hourglass () |
4ae9a85e | 10829 | { |
0af913d7 | 10830 | if (hourglass_shown_p) |
333b20bb | 10831 | { |
4ae9a85e GM |
10832 | Lisp_Object rest, frame; |
10833 | ||
10834 | BLOCK_INPUT; | |
10835 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 10836 | { |
4ae9a85e GM |
10837 | struct frame *f = XFRAME (frame); |
10838 | ||
10839 | if (FRAME_X_P (f) | |
10840 | /* Watch out for newly created frames. */ | |
0af913d7 | 10841 | && f->output_data.x->hourglass_window) |
4ae9a85e | 10842 | { |
0af913d7 GM |
10843 | XUnmapWindow (FRAME_X_DISPLAY (f), |
10844 | f->output_data.x->hourglass_window); | |
10845 | /* Sync here because XTread_socket looks at the | |
10846 | hourglass_p flag that is reset to zero below. */ | |
4ae9a85e | 10847 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 10848 | f->output_data.x->hourglass_p = 0; |
4ae9a85e | 10849 | } |
333b20bb | 10850 | } |
333b20bb | 10851 | |
0af913d7 | 10852 | hourglass_shown_p = 0; |
4ae9a85e GM |
10853 | UNBLOCK_INPUT; |
10854 | } | |
333b20bb GM |
10855 | } |
10856 | ||
10857 | ||
10858 | \f | |
10859 | /*********************************************************************** | |
10860 | Tool tips | |
10861 | ***********************************************************************/ | |
10862 | ||
10863 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
275841bf | 10864 | Lisp_Object, Lisp_Object)); |
06d62053 | 10865 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
ab452f99 | 10866 | Lisp_Object, int, int, int *, int *)); |
333b20bb | 10867 | |
44b5a125 | 10868 | /* The frame of a currently visible tooltip. */ |
333b20bb | 10869 | |
44b5a125 | 10870 | Lisp_Object tip_frame; |
333b20bb GM |
10871 | |
10872 | /* If non-nil, a timer started that hides the last tooltip when it | |
10873 | fires. */ | |
10874 | ||
10875 | Lisp_Object tip_timer; | |
10876 | Window tip_window; | |
10877 | ||
06d62053 GM |
10878 | /* If non-nil, a vector of 3 elements containing the last args |
10879 | with which x-show-tip was called. See there. */ | |
10880 | ||
10881 | Lisp_Object last_show_tip_args; | |
10882 | ||
d63931a2 GM |
10883 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
10884 | ||
10885 | Lisp_Object Vx_max_tooltip_size; | |
10886 | ||
eaf1eea9 GM |
10887 | |
10888 | static Lisp_Object | |
10889 | unwind_create_tip_frame (frame) | |
10890 | Lisp_Object frame; | |
10891 | { | |
c844a81a GM |
10892 | Lisp_Object deleted; |
10893 | ||
10894 | deleted = unwind_create_frame (frame); | |
10895 | if (EQ (deleted, Qt)) | |
10896 | { | |
10897 | tip_window = None; | |
10898 | tip_frame = Qnil; | |
10899 | } | |
10900 | ||
10901 | return deleted; | |
eaf1eea9 GM |
10902 | } |
10903 | ||
10904 | ||
333b20bb | 10905 | /* Create a frame for a tooltip on the display described by DPYINFO. |
275841bf GM |
10906 | PARMS is a list of frame parameters. TEXT is the string to |
10907 | display in the tip frame. Value is the frame. | |
eaf1eea9 GM |
10908 | |
10909 | Note that functions called here, esp. x_default_parameter can | |
10910 | signal errors, for instance when a specified color name is | |
10911 | undefined. We have to make sure that we're in a consistent state | |
10912 | when this happens. */ | |
333b20bb GM |
10913 | |
10914 | static Lisp_Object | |
275841bf | 10915 | x_create_tip_frame (dpyinfo, parms, text) |
333b20bb | 10916 | struct x_display_info *dpyinfo; |
275841bf | 10917 | Lisp_Object parms, text; |
333b20bb GM |
10918 | { |
10919 | struct frame *f; | |
10920 | Lisp_Object frame, tem; | |
10921 | Lisp_Object name; | |
333b20bb GM |
10922 | long window_prompting = 0; |
10923 | int width, height; | |
eaf1eea9 | 10924 | int count = BINDING_STACK_SIZE (); |
b6d7acec | 10925 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb | 10926 | struct kboard *kb; |
06d62053 | 10927 | int face_change_count_before = face_change_count; |
275841bf GM |
10928 | Lisp_Object buffer; |
10929 | struct buffer *old_buffer; | |
333b20bb GM |
10930 | |
10931 | check_x (); | |
10932 | ||
10933 | /* Use this general default value to start with until we know if | |
10934 | this frame has a specified name. */ | |
10935 | Vx_resource_name = Vinvocation_name; | |
10936 | ||
10937 | #ifdef MULTI_KBOARD | |
10938 | kb = dpyinfo->kboard; | |
10939 | #else | |
10940 | kb = &the_only_kboard; | |
10941 | #endif | |
10942 | ||
10943 | /* Get the name of the frame to use for resource lookup. */ | |
10944 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
10945 | if (!STRINGP (name) | |
10946 | && !EQ (name, Qunbound) | |
10947 | && !NILP (name)) | |
10948 | error ("Invalid frame name--not a string or nil"); | |
10949 | Vx_resource_name = name; | |
10950 | ||
10951 | frame = Qnil; | |
10952 | GCPRO3 (parms, name, frame); | |
44b5a125 | 10953 | f = make_frame (1); |
333b20bb | 10954 | XSETFRAME (frame, f); |
275841bf GM |
10955 | |
10956 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10957 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10958 | old_buffer = current_buffer; | |
10959 | set_buffer_internal_1 (XBUFFER (buffer)); | |
d63931a2 | 10960 | current_buffer->truncate_lines = Qnil; |
275841bf GM |
10961 | Ferase_buffer (); |
10962 | Finsert (1, &text); | |
10963 | set_buffer_internal_1 (old_buffer); | |
10964 | ||
333b20bb | 10965 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
8a1a7743 | 10966 | record_unwind_protect (unwind_create_tip_frame, frame); |
333b20bb | 10967 | |
eaf1eea9 GM |
10968 | /* By setting the output method, we're essentially saying that |
10969 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
10970 | from this point on, x_destroy_window might screw up reference | |
10971 | counts etc. */ | |
333b20bb GM |
10972 | f->output_method = output_x_window; |
10973 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
10974 | bzero (f->output_data.x, sizeof (struct x_output)); | |
10975 | f->output_data.x->icon_bitmap = -1; | |
10976 | f->output_data.x->fontset = -1; | |
61d461a8 GM |
10977 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
10978 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
10979 | #ifdef USE_TOOLKIT_SCROLL_BARS |
10980 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
10981 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
10982 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
333b20bb GM |
10983 | f->icon_name = Qnil; |
10984 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
f1d2ce7f | 10985 | #if GLYPH_DEBUG |
eaf1eea9 GM |
10986 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
10987 | dpyinfo_refcount = dpyinfo->reference_count; | |
10988 | #endif /* GLYPH_DEBUG */ | |
333b20bb GM |
10989 | #ifdef MULTI_KBOARD |
10990 | FRAME_KBOARD (f) = kb; | |
10991 | #endif | |
10992 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10993 | f->output_data.x->explicit_parent = 0; | |
10994 | ||
61d461a8 GM |
10995 | /* These colors will be set anyway later, but it's important |
10996 | to get the color reference counts right, so initialize them! */ | |
10997 | { | |
10998 | Lisp_Object black; | |
10999 | struct gcpro gcpro1; | |
11000 | ||
11001 | black = build_string ("black"); | |
11002 | GCPRO1 (black); | |
11003 | f->output_data.x->foreground_pixel | |
11004 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11005 | f->output_data.x->background_pixel | |
11006 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11007 | f->output_data.x->cursor_pixel | |
11008 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11009 | f->output_data.x->cursor_foreground_pixel | |
11010 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11011 | f->output_data.x->border_pixel | |
11012 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11013 | f->output_data.x->mouse_pixel | |
11014 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11015 | UNGCPRO; | |
11016 | } | |
11017 | ||
333b20bb GM |
11018 | /* Set the name; the functions to which we pass f expect the name to |
11019 | be set. */ | |
11020 | if (EQ (name, Qunbound) || NILP (name)) | |
11021 | { | |
11022 | f->name = build_string (dpyinfo->x_id_name); | |
11023 | f->explicit_name = 0; | |
11024 | } | |
11025 | else | |
11026 | { | |
11027 | f->name = name; | |
11028 | f->explicit_name = 1; | |
11029 | /* use the frame's title when getting resources for this frame. */ | |
11030 | specbind (Qx_resource_name, name); | |
11031 | } | |
11032 | ||
eaf1eea9 GM |
11033 | /* Extract the window parameters from the supplied values that are |
11034 | needed to determine window geometry. */ | |
333b20bb GM |
11035 | { |
11036 | Lisp_Object font; | |
11037 | ||
11038 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
11039 | ||
11040 | BLOCK_INPUT; | |
11041 | /* First, try whatever font the caller has specified. */ | |
11042 | if (STRINGP (font)) | |
11043 | { | |
11044 | tem = Fquery_fontset (font, Qnil); | |
11045 | if (STRINGP (tem)) | |
11046 | font = x_new_fontset (f, XSTRING (tem)->data); | |
11047 | else | |
11048 | font = x_new_font (f, XSTRING (font)->data); | |
11049 | } | |
11050 | ||
11051 | /* Try out a font which we hope has bold and italic variations. */ | |
11052 | if (!STRINGP (font)) | |
11053 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
11054 | if (!STRINGP (font)) | |
11055 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
11056 | if (! STRINGP (font)) | |
11057 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
11058 | if (! STRINGP (font)) | |
11059 | /* This was formerly the first thing tried, but it finds too many fonts | |
11060 | and takes too long. */ | |
11061 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
11062 | /* If those didn't work, look for something which will at least work. */ | |
11063 | if (! STRINGP (font)) | |
11064 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
11065 | UNBLOCK_INPUT; | |
11066 | if (! STRINGP (font)) | |
11067 | font = build_string ("fixed"); | |
11068 | ||
11069 | x_default_parameter (f, parms, Qfont, font, | |
11070 | "font", "Font", RES_TYPE_STRING); | |
11071 | } | |
11072 | ||
11073 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
11074 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
11075 | ||
11076 | /* This defaults to 2 in order to match xterm. We recognize either | |
11077 | internalBorderWidth or internalBorder (which is what xterm calls | |
11078 | it). */ | |
11079 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
11080 | { | |
11081 | Lisp_Object value; | |
11082 | ||
11083 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
11084 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
11085 | if (! EQ (value, Qunbound)) | |
11086 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
11087 | parms); | |
11088 | } | |
11089 | ||
11090 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
11091 | "internalBorderWidth", "internalBorderWidth", | |
11092 | RES_TYPE_NUMBER); | |
11093 | ||
11094 | /* Also do the stuff which must be set before the window exists. */ | |
11095 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
11096 | "foreground", "Foreground", RES_TYPE_STRING); | |
11097 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
11098 | "background", "Background", RES_TYPE_STRING); | |
11099 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
11100 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
11101 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
11102 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
11103 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
11104 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
11105 | ||
11106 | /* Init faces before x_default_parameter is called for scroll-bar | |
11107 | parameters because that function calls x_set_scroll_bar_width, | |
11108 | which calls change_frame_size, which calls Fset_window_buffer, | |
11109 | which runs hooks, which call Fvertical_motion. At the end, we | |
11110 | end up in init_iterator with a null face cache, which should not | |
11111 | happen. */ | |
11112 | init_frame_faces (f); | |
11113 | ||
11114 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
11115 | window_prompting = x_figure_window_size (f, parms); | |
11116 | ||
11117 | if (window_prompting & XNegative) | |
11118 | { | |
11119 | if (window_prompting & YNegative) | |
11120 | f->output_data.x->win_gravity = SouthEastGravity; | |
11121 | else | |
11122 | f->output_data.x->win_gravity = NorthEastGravity; | |
11123 | } | |
11124 | else | |
11125 | { | |
11126 | if (window_prompting & YNegative) | |
11127 | f->output_data.x->win_gravity = SouthWestGravity; | |
11128 | else | |
11129 | f->output_data.x->win_gravity = NorthWestGravity; | |
11130 | } | |
11131 | ||
11132 | f->output_data.x->size_hint_flags = window_prompting; | |
11133 | { | |
11134 | XSetWindowAttributes attrs; | |
11135 | unsigned long mask; | |
11136 | ||
11137 | BLOCK_INPUT; | |
c51d2b5e GM |
11138 | mask = CWBackPixel | CWOverrideRedirect | CWEventMask; |
11139 | if (DoesSaveUnders (dpyinfo->screen)) | |
11140 | mask |= CWSaveUnder; | |
11141 | ||
9b2956e2 GM |
11142 | /* Window managers look at the override-redirect flag to determine |
11143 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
11144 | 3.2.8). */ |
11145 | attrs.override_redirect = True; | |
11146 | attrs.save_under = True; | |
11147 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
11148 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
11149 | attrs.event_mask = StructureNotifyMask; | |
11150 | tip_window | |
11151 | = FRAME_X_WINDOW (f) | |
11152 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
11153 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
11154 | /* x, y, width, height */ | |
11155 | 0, 0, 1, 1, | |
11156 | /* Border. */ | |
11157 | 1, | |
11158 | CopyFromParent, InputOutput, CopyFromParent, | |
11159 | mask, &attrs); | |
11160 | UNBLOCK_INPUT; | |
11161 | } | |
11162 | ||
11163 | x_make_gc (f); | |
11164 | ||
333b20bb GM |
11165 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
11166 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
11167 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
11168 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
11169 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
11170 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
11171 | ||
11172 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
11173 | Change will not be effected unless different from the current | |
11174 | f->height. */ | |
11175 | width = f->width; | |
11176 | height = f->height; | |
11177 | f->height = 0; | |
11178 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 11179 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb | 11180 | |
035d5114 | 11181 | /* Set up faces after all frame parameters are known. This call |
6801a572 GM |
11182 | also merges in face attributes specified for new frames. |
11183 | ||
11184 | Frame parameters may be changed if .Xdefaults contains | |
11185 | specifications for the default font. For example, if there is an | |
11186 | `Emacs.default.attributeBackground: pink', the `background-color' | |
11187 | attribute of the frame get's set, which let's the internal border | |
11188 | of the tooltip frame appear in pink. Prevent this. */ | |
11189 | { | |
11190 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
11191 | ||
11192 | /* Set tip_frame here, so that */ | |
11193 | tip_frame = frame; | |
11194 | call1 (Qface_set_after_frame_default, frame); | |
11195 | ||
11196 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) | |
11197 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
11198 | Qnil)); | |
11199 | } | |
035d5114 | 11200 | |
333b20bb GM |
11201 | f->no_split = 1; |
11202 | ||
11203 | UNGCPRO; | |
11204 | ||
11205 | /* It is now ok to make the frame official even if we get an error | |
11206 | below. And the frame needs to be on Vframe_list or making it | |
11207 | visible won't work. */ | |
11208 | Vframe_list = Fcons (frame, Vframe_list); | |
11209 | ||
11210 | /* Now that the frame is official, it counts as a reference to | |
11211 | its display. */ | |
11212 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
11213 | ||
06d62053 GM |
11214 | /* Setting attributes of faces of the tooltip frame from resources |
11215 | and similar will increment face_change_count, which leads to the | |
11216 | clearing of all current matrices. Since this isn't necessary | |
11217 | here, avoid it by resetting face_change_count to the value it | |
11218 | had before we created the tip frame. */ | |
11219 | face_change_count = face_change_count_before; | |
11220 | ||
eaf1eea9 | 11221 | /* Discard the unwind_protect. */ |
333b20bb GM |
11222 | return unbind_to (count, frame); |
11223 | } | |
11224 | ||
11225 | ||
06d62053 GM |
11226 | /* Compute where to display tip frame F. PARMS is the list of frame |
11227 | parameters for F. DX and DY are specified offsets from the current | |
ab452f99 GM |
11228 | location of the mouse. WIDTH and HEIGHT are the width and height |
11229 | of the tooltip. Return coordinates relative to the root window of | |
11230 | the display in *ROOT_X, and *ROOT_Y. */ | |
06d62053 GM |
11231 | |
11232 | static void | |
ab452f99 | 11233 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
06d62053 GM |
11234 | struct frame *f; |
11235 | Lisp_Object parms, dx, dy; | |
ab452f99 | 11236 | int width, height; |
06d62053 GM |
11237 | int *root_x, *root_y; |
11238 | { | |
11239 | Lisp_Object left, top; | |
11240 | int win_x, win_y; | |
11241 | Window root, child; | |
11242 | unsigned pmask; | |
11243 | ||
11244 | /* User-specified position? */ | |
11245 | left = Fcdr (Fassq (Qleft, parms)); | |
11246 | top = Fcdr (Fassq (Qtop, parms)); | |
11247 | ||
11248 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11249 | show it. */ | |
570d22b0 | 11250 | if (!INTEGERP (left) || !INTEGERP (top)) |
ab452f99 GM |
11251 | { |
11252 | BLOCK_INPUT; | |
11253 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
11254 | &root, &child, root_x, root_y, &win_x, &win_y, &pmask); | |
11255 | UNBLOCK_INPUT; | |
11256 | } | |
06d62053 | 11257 | |
06d62053 GM |
11258 | if (INTEGERP (top)) |
11259 | *root_y = XINT (top); | |
ab452f99 GM |
11260 | else if (*root_y + XINT (dy) - height < 0) |
11261 | *root_y -= XINT (dy); | |
11262 | else | |
11263 | { | |
11264 | *root_y -= height; | |
11265 | *root_y += XINT (dy); | |
11266 | } | |
11267 | ||
11268 | if (INTEGERP (left)) | |
11269 | *root_x = XINT (left); | |
d682d3df RS |
11270 | else if (*root_x + XINT (dx) + width <= FRAME_X_DISPLAY_INFO (f)->width) |
11271 | /* It fits to the right of the pointer. */ | |
11272 | *root_x += XINT (dx); | |
11273 | else if (width + XINT (dx) <= *root_x) | |
11274 | /* It fits to the left of the pointer. */ | |
ab452f99 GM |
11275 | *root_x -= width + XINT (dx); |
11276 | else | |
d682d3df RS |
11277 | /* Put it left-justified on the screen--it ought to fit that way. */ |
11278 | *root_x = 0; | |
06d62053 GM |
11279 | } |
11280 | ||
11281 | ||
0634ce98 | 11282 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
7ee72033 | 11283 | doc: /* Show STRING in a "tooltip" window on frame FRAME. |
c061c855 GM |
11284 | A tooltip window is a small X window displaying a string. |
11285 | ||
11286 | FRAME nil or omitted means use the selected frame. | |
11287 | ||
11288 | PARMS is an optional list of frame parameters which can be used to | |
11289 | change the tooltip's appearance. | |
11290 | ||
11291 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil | |
11292 | means use the default timeout of 5 seconds. | |
11293 | ||
11294 | If the list of frame parameters PARAMS contains a `left' parameters, | |
11295 | the tooltip is displayed at that x-position. Otherwise it is | |
11296 | displayed at the mouse position, with offset DX added (default is 5 if | |
11297 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
11298 | parameter is specified, it determines the y-position of the tooltip | |
11299 | window, otherwise it is displayed at the mouse position, with offset | |
11300 | DY added (default is -10). | |
11301 | ||
11302 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
7ee72033 MB |
11303 | Text larger than the specified size is clipped. */) |
11304 | (string, frame, parms, timeout, dx, dy) | |
0634ce98 | 11305 | Lisp_Object string, frame, parms, timeout, dx, dy; |
333b20bb GM |
11306 | { |
11307 | struct frame *f; | |
11308 | struct window *w; | |
06d62053 | 11309 | int root_x, root_y; |
333b20bb GM |
11310 | struct buffer *old_buffer; |
11311 | struct text_pos pos; | |
11312 | int i, width, height; | |
393f2d14 | 11313 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb | 11314 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
06d62053 | 11315 | int count = BINDING_STACK_SIZE (); |
333b20bb GM |
11316 | |
11317 | specbind (Qinhibit_redisplay, Qt); | |
11318 | ||
393f2d14 | 11319 | GCPRO4 (string, parms, frame, timeout); |
333b20bb | 11320 | |
b7826503 | 11321 | CHECK_STRING (string); |
333b20bb GM |
11322 | f = check_x_frame (frame); |
11323 | if (NILP (timeout)) | |
11324 | timeout = make_number (5); | |
11325 | else | |
b7826503 | 11326 | CHECK_NATNUM (timeout); |
0634ce98 GM |
11327 | |
11328 | if (NILP (dx)) | |
11329 | dx = make_number (5); | |
11330 | else | |
b7826503 | 11331 | CHECK_NUMBER (dx); |
0634ce98 GM |
11332 | |
11333 | if (NILP (dy)) | |
12c67a7f | 11334 | dy = make_number (-10); |
0634ce98 | 11335 | else |
b7826503 | 11336 | CHECK_NUMBER (dy); |
333b20bb | 11337 | |
06d62053 GM |
11338 | if (NILP (last_show_tip_args)) |
11339 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
11340 | ||
11341 | if (!NILP (tip_frame)) | |
11342 | { | |
11343 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
11344 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
11345 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
11346 | ||
11347 | if (EQ (frame, last_frame) | |
11348 | && !NILP (Fequal (last_string, string)) | |
11349 | && !NILP (Fequal (last_parms, parms))) | |
11350 | { | |
11351 | struct frame *f = XFRAME (tip_frame); | |
11352 | ||
11353 | /* Only DX and DY have changed. */ | |
11354 | if (!NILP (tip_timer)) | |
ae782866 GM |
11355 | { |
11356 | Lisp_Object timer = tip_timer; | |
11357 | tip_timer = Qnil; | |
11358 | call1 (Qcancel_timer, timer); | |
11359 | } | |
06d62053 GM |
11360 | |
11361 | BLOCK_INPUT; | |
ab452f99 GM |
11362 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
11363 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
06d62053 | 11364 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11365 | root_x, root_y); |
06d62053 GM |
11366 | UNBLOCK_INPUT; |
11367 | goto start_timer; | |
11368 | } | |
11369 | } | |
11370 | ||
333b20bb GM |
11371 | /* Hide a previous tip, if any. */ |
11372 | Fx_hide_tip (); | |
11373 | ||
06d62053 GM |
11374 | ASET (last_show_tip_args, 0, string); |
11375 | ASET (last_show_tip_args, 1, frame); | |
11376 | ASET (last_show_tip_args, 2, parms); | |
11377 | ||
333b20bb GM |
11378 | /* Add default values to frame parameters. */ |
11379 | if (NILP (Fassq (Qname, parms))) | |
11380 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
11381 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
11382 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
11383 | if (NILP (Fassq (Qborder_width, parms))) | |
11384 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
11385 | if (NILP (Fassq (Qborder_color, parms))) | |
11386 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
11387 | if (NILP (Fassq (Qbackground_color, parms))) | |
11388 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
11389 | parms); | |
11390 | ||
11391 | /* Create a frame for the tooltip, and record it in the global | |
11392 | variable tip_frame. */ | |
275841bf | 11393 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms, string); |
44b5a125 | 11394 | f = XFRAME (frame); |
333b20bb | 11395 | |
d63931a2 | 11396 | /* Set up the frame's root window. */ |
333b20bb GM |
11397 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
11398 | w->left = w->top = make_number (0); | |
d63931a2 GM |
11399 | |
11400 | if (CONSP (Vx_max_tooltip_size) | |
11401 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
11402 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
11403 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
11404 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
11405 | { | |
11406 | w->width = XCAR (Vx_max_tooltip_size); | |
11407 | w->height = XCDR (Vx_max_tooltip_size); | |
11408 | } | |
11409 | else | |
11410 | { | |
11411 | w->width = make_number (80); | |
11412 | w->height = make_number (40); | |
11413 | } | |
11414 | ||
11415 | f->window_width = XINT (w->width); | |
333b20bb GM |
11416 | adjust_glyphs (f); |
11417 | w->pseudo_window_p = 1; | |
11418 | ||
11419 | /* Display the tooltip text in a temporary buffer. */ | |
333b20bb | 11420 | old_buffer = current_buffer; |
275841bf | 11421 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
d63931a2 | 11422 | current_buffer->truncate_lines = Qnil; |
333b20bb GM |
11423 | clear_glyph_matrix (w->desired_matrix); |
11424 | clear_glyph_matrix (w->current_matrix); | |
11425 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
11426 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
11427 | ||
11428 | /* Compute width and height of the tooltip. */ | |
11429 | width = height = 0; | |
11430 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
11431 | { | |
11432 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
11433 | struct glyph *last; | |
11434 | int row_width; | |
11435 | ||
11436 | /* Stop at the first empty row at the end. */ | |
11437 | if (!row->enabled_p || !row->displays_text_p) | |
11438 | break; | |
11439 | ||
d7bf0342 GM |
11440 | /* Let the row go over the full width of the frame. */ |
11441 | row->full_width_p = 1; | |
333b20bb | 11442 | |
e3130015 | 11443 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
11444 | the cursor there. Don't include the width of this glyph. */ |
11445 | if (row->used[TEXT_AREA]) | |
11446 | { | |
11447 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
11448 | row_width = row->pixel_width - last->pixel_width; | |
11449 | } | |
11450 | else | |
11451 | row_width = row->pixel_width; | |
11452 | ||
11453 | height += row->height; | |
11454 | width = max (width, row_width); | |
11455 | } | |
11456 | ||
11457 | /* Add the frame's internal border to the width and height the X | |
11458 | window should have. */ | |
11459 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11460 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11461 | ||
11462 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11463 | show it. */ | |
ab452f99 | 11464 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
0634ce98 | 11465 | |
0634ce98 | 11466 | BLOCK_INPUT; |
333b20bb | 11467 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11468 | root_x, root_y, width, height); |
333b20bb GM |
11469 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
11470 | UNBLOCK_INPUT; | |
06d62053 | 11471 | |
333b20bb GM |
11472 | /* Draw into the window. */ |
11473 | w->must_be_updated_p = 1; | |
11474 | update_single_window (w, 1); | |
11475 | ||
11476 | /* Restore original current buffer. */ | |
11477 | set_buffer_internal_1 (old_buffer); | |
11478 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
11479 | ||
06d62053 | 11480 | start_timer: |
333b20bb GM |
11481 | /* Let the tip disappear after timeout seconds. */ |
11482 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
11483 | intern ("x-hide-tip")); | |
a744a2ec DL |
11484 | |
11485 | UNGCPRO; | |
333b20bb GM |
11486 | return unbind_to (count, Qnil); |
11487 | } | |
11488 | ||
11489 | ||
11490 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
7ee72033 MB |
11491 | doc: /* Hide the current tooltip window, if there is any. |
11492 | Value is t if tooltip was open, nil otherwise. */) | |
11493 | () | |
333b20bb | 11494 | { |
44b5a125 | 11495 | int count; |
c0006262 GM |
11496 | Lisp_Object deleted, frame, timer; |
11497 | struct gcpro gcpro1, gcpro2; | |
44b5a125 GM |
11498 | |
11499 | /* Return quickly if nothing to do. */ | |
c0006262 | 11500 | if (NILP (tip_timer) && NILP (tip_frame)) |
44b5a125 | 11501 | return Qnil; |
333b20bb | 11502 | |
c0006262 GM |
11503 | frame = tip_frame; |
11504 | timer = tip_timer; | |
11505 | GCPRO2 (frame, timer); | |
11506 | tip_frame = tip_timer = deleted = Qnil; | |
11507 | ||
44b5a125 | 11508 | count = BINDING_STACK_SIZE (); |
333b20bb | 11509 | specbind (Qinhibit_redisplay, Qt); |
44b5a125 | 11510 | specbind (Qinhibit_quit, Qt); |
333b20bb | 11511 | |
c0006262 | 11512 | if (!NILP (timer)) |
ae782866 | 11513 | call1 (Qcancel_timer, timer); |
333b20bb | 11514 | |
c0006262 | 11515 | if (FRAMEP (frame)) |
333b20bb | 11516 | { |
44b5a125 GM |
11517 | Fdelete_frame (frame, Qnil); |
11518 | deleted = Qt; | |
f6c44811 GM |
11519 | |
11520 | #ifdef USE_LUCID | |
11521 | /* Bloodcurdling hack alert: The Lucid menu bar widget's | |
11522 | redisplay procedure is not called when a tip frame over menu | |
11523 | items is unmapped. Redisplay the menu manually... */ | |
11524 | { | |
11525 | struct frame *f = SELECTED_FRAME (); | |
11526 | Widget w = f->output_data.x->menubar_widget; | |
11527 | extern void xlwmenu_redisplay P_ ((Widget)); | |
9180dc8c | 11528 | |
f6c44811 | 11529 | if (!DoesSaveUnders (FRAME_X_DISPLAY_INFO (f)->screen) |
dbc64aa7 | 11530 | && w != NULL) |
f6c44811 GM |
11531 | { |
11532 | BLOCK_INPUT; | |
11533 | xlwmenu_redisplay (w); | |
11534 | UNBLOCK_INPUT; | |
11535 | } | |
11536 | } | |
11537 | #endif /* USE_LUCID */ | |
333b20bb GM |
11538 | } |
11539 | ||
c0006262 | 11540 | UNGCPRO; |
44b5a125 | 11541 | return unbind_to (count, deleted); |
333b20bb GM |
11542 | } |
11543 | ||
11544 | ||
11545 | \f | |
11546 | /*********************************************************************** | |
11547 | File selection dialog | |
11548 | ***********************************************************************/ | |
11549 | ||
11550 | #ifdef USE_MOTIF | |
11551 | ||
11552 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
11553 | ||
11554 | static void | |
11555 | file_dialog_cb (widget, client_data, call_data) | |
11556 | Widget widget; | |
11557 | XtPointer call_data, client_data; | |
11558 | { | |
11559 | int *result = (int *) client_data; | |
11560 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
11561 | *result = cb->reason; | |
11562 | } | |
11563 | ||
11564 | ||
a779d213 GM |
11565 | /* Callback for unmapping a file selection dialog. This is used to |
11566 | capture the case where a dialog is closed via a window manager's | |
11567 | closer button, for example. Using a XmNdestroyCallback didn't work | |
11568 | in this case. */ | |
11569 | ||
11570 | static void | |
11571 | file_dialog_unmap_cb (widget, client_data, call_data) | |
11572 | Widget widget; | |
11573 | XtPointer call_data, client_data; | |
11574 | { | |
11575 | int *result = (int *) client_data; | |
11576 | *result = XmCR_CANCEL; | |
11577 | } | |
11578 | ||
11579 | ||
333b20bb | 11580 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
7ee72033 | 11581 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
c061c855 GM |
11582 | Use a file selection dialog. |
11583 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
11584 | specified. Don't let the user enter a file name in the file | |
7ee72033 MB |
11585 | selection dialog's entry field, if MUSTMATCH is non-nil. */) |
11586 | (prompt, dir, default_filename, mustmatch) | |
333b20bb GM |
11587 | Lisp_Object prompt, dir, default_filename, mustmatch; |
11588 | { | |
11589 | int result; | |
0fe92f72 | 11590 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
11591 | Lisp_Object file = Qnil; |
11592 | Widget dialog, text, list, help; | |
11593 | Arg al[10]; | |
11594 | int ac = 0; | |
11595 | extern XtAppContext Xt_app_con; | |
333b20bb | 11596 | XmString dir_xmstring, pattern_xmstring; |
333b20bb GM |
11597 | int count = specpdl_ptr - specpdl; |
11598 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
11599 | ||
11600 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
11601 | CHECK_STRING (prompt); |
11602 | CHECK_STRING (dir); | |
333b20bb GM |
11603 | |
11604 | /* Prevent redisplay. */ | |
11605 | specbind (Qinhibit_redisplay, Qt); | |
11606 | ||
11607 | BLOCK_INPUT; | |
11608 | ||
11609 | /* Create the dialog with PROMPT as title, using DIR as initial | |
11610 | directory and using "*" as pattern. */ | |
11611 | dir = Fexpand_file_name (dir, Qnil); | |
11612 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
11613 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
11614 | ||
11615 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
11616 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
11617 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
11618 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
11619 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
11620 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
11621 | "fsb", al, ac); | |
11622 | XmStringFree (dir_xmstring); | |
11623 | XmStringFree (pattern_xmstring); | |
11624 | ||
11625 | /* Add callbacks for OK and Cancel. */ | |
11626 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
11627 | (XtPointer) &result); | |
11628 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
11629 | (XtPointer) &result); | |
a779d213 GM |
11630 | XtAddCallback (dialog, XmNunmapCallback, file_dialog_unmap_cb, |
11631 | (XtPointer) &result); | |
333b20bb GM |
11632 | |
11633 | /* Disable the help button since we can't display help. */ | |
11634 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
11635 | XtSetSensitive (help, False); | |
11636 | ||
11637 | /* Mark OK button as default. */ | |
11638 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
11639 | XmNshowAsDefault, True, NULL); | |
11640 | ||
11641 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
11642 | dialog, so that the user must select a file from the files list | |
11643 | box. We can't remove it because we wouldn't have a way to get at | |
11644 | the result file name, then. */ | |
11645 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
11646 | if (!NILP (mustmatch)) | |
11647 | { | |
11648 | Widget label; | |
11649 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
11650 | XtSetSensitive (text, False); | |
11651 | XtSetSensitive (label, False); | |
11652 | } | |
11653 | ||
11654 | /* Manage the dialog, so that list boxes get filled. */ | |
11655 | XtManageChild (dialog); | |
11656 | ||
11657 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
11658 | must include the path for this to work. */ | |
11659 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
11660 | if (STRINGP (default_filename)) | |
11661 | { | |
11662 | XmString default_xmstring; | |
11663 | int item_pos; | |
11664 | ||
11665 | default_xmstring | |
11666 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
11667 | ||
11668 | if (!XmListItemExists (list, default_xmstring)) | |
11669 | { | |
11670 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
11671 | XmListAddItem (list, default_xmstring, 0); | |
11672 | item_pos = 0; | |
11673 | } | |
11674 | else | |
11675 | item_pos = XmListItemPos (list, default_xmstring); | |
11676 | XmStringFree (default_xmstring); | |
11677 | ||
11678 | /* Select the item and scroll it into view. */ | |
11679 | XmListSelectPos (list, item_pos, True); | |
11680 | XmListSetPos (list, item_pos); | |
11681 | } | |
11682 | ||
563b384d GM |
11683 | /* Process events until the user presses Cancel or OK. Block |
11684 | and unblock input here so that we get a chance of processing | |
11685 | expose events. */ | |
11686 | UNBLOCK_INPUT; | |
03100098 | 11687 | result = 0; |
a779d213 | 11688 | while (result == 0) |
563b384d GM |
11689 | { |
11690 | BLOCK_INPUT; | |
11691 | XtAppProcessEvent (Xt_app_con, XtIMAll); | |
11692 | UNBLOCK_INPUT; | |
11693 | } | |
11694 | BLOCK_INPUT; | |
03100098 | 11695 | |
333b20bb GM |
11696 | /* Get the result. */ |
11697 | if (result == XmCR_OK) | |
11698 | { | |
11699 | XmString text; | |
11700 | String data; | |
11701 | ||
d1670063 | 11702 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
11703 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
11704 | XmStringFree (text); | |
11705 | file = build_string (data); | |
11706 | XtFree (data); | |
11707 | } | |
11708 | else | |
11709 | file = Qnil; | |
11710 | ||
11711 | /* Clean up. */ | |
11712 | XtUnmanageChild (dialog); | |
11713 | XtDestroyWidget (dialog); | |
11714 | UNBLOCK_INPUT; | |
11715 | UNGCPRO; | |
11716 | ||
11717 | /* Make "Cancel" equivalent to C-g. */ | |
11718 | if (NILP (file)) | |
11719 | Fsignal (Qquit, Qnil); | |
11720 | ||
11721 | return unbind_to (count, file); | |
11722 | } | |
11723 | ||
11724 | #endif /* USE_MOTIF */ | |
11725 | ||
333b20bb GM |
11726 | |
11727 | \f | |
82bab41c GM |
11728 | /*********************************************************************** |
11729 | Keyboard | |
11730 | ***********************************************************************/ | |
11731 | ||
11732 | #ifdef HAVE_XKBGETKEYBOARD | |
11733 | #include <X11/XKBlib.h> | |
11734 | #include <X11/keysym.h> | |
11735 | #endif | |
11736 | ||
11737 | DEFUN ("x-backspace-delete-keys-p", Fx_backspace_delete_keys_p, | |
11738 | Sx_backspace_delete_keys_p, 0, 1, 0, | |
7ee72033 | 11739 | doc: /* Check if both Backspace and Delete keys are on the keyboard of FRAME. |
c061c855 GM |
11740 | FRAME nil means use the selected frame. |
11741 | Value is t if we know that both keys are present, and are mapped to the | |
7ee72033 MB |
11742 | usual X keysyms. */) |
11743 | (frame) | |
82bab41c GM |
11744 | Lisp_Object frame; |
11745 | { | |
11746 | #ifdef HAVE_XKBGETKEYBOARD | |
11747 | XkbDescPtr kb; | |
11748 | struct frame *f = check_x_frame (frame); | |
11749 | Display *dpy = FRAME_X_DISPLAY (f); | |
11750 | Lisp_Object have_keys; | |
46f6a258 | 11751 | int major, minor, op, event, error; |
82bab41c GM |
11752 | |
11753 | BLOCK_INPUT; | |
46f6a258 GM |
11754 | |
11755 | /* Check library version in case we're dynamically linked. */ | |
11756 | major = XkbMajorVersion; | |
11757 | minor = XkbMinorVersion; | |
11758 | if (!XkbLibraryVersion (&major, &minor)) | |
c1efd260 GM |
11759 | { |
11760 | UNBLOCK_INPUT; | |
11761 | return Qnil; | |
11762 | } | |
46f6a258 GM |
11763 | |
11764 | /* Check that the server supports XKB. */ | |
11765 | major = XkbMajorVersion; | |
11766 | minor = XkbMinorVersion; | |
11767 | if (!XkbQueryExtension (dpy, &op, &event, &error, &major, &minor)) | |
c1efd260 GM |
11768 | { |
11769 | UNBLOCK_INPUT; | |
11770 | return Qnil; | |
11771 | } | |
46f6a258 GM |
11772 | |
11773 | have_keys = Qnil; | |
c1efd260 | 11774 | kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd); |
82bab41c GM |
11775 | if (kb) |
11776 | { | |
11777 | int delete_keycode = 0, backspace_keycode = 0, i; | |
c1efd260 GM |
11778 | |
11779 | if (XkbGetNames (dpy, XkbAllNamesMask, kb) == Success) | |
82bab41c | 11780 | { |
c1efd260 GM |
11781 | for (i = kb->min_key_code; |
11782 | (i < kb->max_key_code | |
11783 | && (delete_keycode == 0 || backspace_keycode == 0)); | |
11784 | ++i) | |
11785 | { | |
d63931a2 GM |
11786 | /* The XKB symbolic key names can be seen most easily in |
11787 | the PS file generated by `xkbprint -label name | |
11788 | $DISPLAY'. */ | |
c1efd260 GM |
11789 | if (bcmp ("DELE", kb->names->keys[i].name, 4) == 0) |
11790 | delete_keycode = i; | |
11791 | else if (bcmp ("BKSP", kb->names->keys[i].name, 4) == 0) | |
11792 | backspace_keycode = i; | |
11793 | } | |
11794 | ||
11795 | XkbFreeNames (kb, 0, True); | |
82bab41c GM |
11796 | } |
11797 | ||
c1efd260 | 11798 | XkbFreeClientMap (kb, 0, True); |
82bab41c GM |
11799 | |
11800 | if (delete_keycode | |
11801 | && backspace_keycode | |
11802 | && XKeysymToKeycode (dpy, XK_Delete) == delete_keycode | |
11803 | && XKeysymToKeycode (dpy, XK_BackSpace) == backspace_keycode) | |
11804 | have_keys = Qt; | |
11805 | } | |
11806 | UNBLOCK_INPUT; | |
11807 | return have_keys; | |
11808 | #else /* not HAVE_XKBGETKEYBOARD */ | |
11809 | return Qnil; | |
11810 | #endif /* not HAVE_XKBGETKEYBOARD */ | |
11811 | } | |
11812 | ||
11813 | ||
11814 | \f | |
333b20bb GM |
11815 | /*********************************************************************** |
11816 | Initialization | |
11817 | ***********************************************************************/ | |
11818 | ||
11819 | void | |
11820 | syms_of_xfns () | |
11821 | { | |
11822 | /* This is zero if not using X windows. */ | |
11823 | x_in_use = 0; | |
11824 | ||
11825 | /* The section below is built by the lisp expression at the top of the file, | |
11826 | just above where these variables are declared. */ | |
11827 | /*&&& init symbols here &&&*/ | |
11828 | Qauto_raise = intern ("auto-raise"); | |
11829 | staticpro (&Qauto_raise); | |
11830 | Qauto_lower = intern ("auto-lower"); | |
11831 | staticpro (&Qauto_lower); | |
11832 | Qbar = intern ("bar"); | |
dbc4e1c1 | 11833 | staticpro (&Qbar); |
f9942c9e JB |
11834 | Qborder_color = intern ("border-color"); |
11835 | staticpro (&Qborder_color); | |
11836 | Qborder_width = intern ("border-width"); | |
11837 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
11838 | Qbox = intern ("box"); |
11839 | staticpro (&Qbox); | |
f9942c9e JB |
11840 | Qcursor_color = intern ("cursor-color"); |
11841 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
11842 | Qcursor_type = intern ("cursor-type"); |
11843 | staticpro (&Qcursor_type); | |
f9942c9e JB |
11844 | Qgeometry = intern ("geometry"); |
11845 | staticpro (&Qgeometry); | |
f9942c9e JB |
11846 | Qicon_left = intern ("icon-left"); |
11847 | staticpro (&Qicon_left); | |
11848 | Qicon_top = intern ("icon-top"); | |
11849 | staticpro (&Qicon_top); | |
11850 | Qicon_type = intern ("icon-type"); | |
11851 | staticpro (&Qicon_type); | |
80534dd6 KH |
11852 | Qicon_name = intern ("icon-name"); |
11853 | staticpro (&Qicon_name); | |
f9942c9e JB |
11854 | Qinternal_border_width = intern ("internal-border-width"); |
11855 | staticpro (&Qinternal_border_width); | |
11856 | Qleft = intern ("left"); | |
11857 | staticpro (&Qleft); | |
1ab3d87e RS |
11858 | Qright = intern ("right"); |
11859 | staticpro (&Qright); | |
f9942c9e JB |
11860 | Qmouse_color = intern ("mouse-color"); |
11861 | staticpro (&Qmouse_color); | |
baaed68e JB |
11862 | Qnone = intern ("none"); |
11863 | staticpro (&Qnone); | |
f9942c9e JB |
11864 | Qparent_id = intern ("parent-id"); |
11865 | staticpro (&Qparent_id); | |
4701395c KH |
11866 | Qscroll_bar_width = intern ("scroll-bar-width"); |
11867 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
11868 | Qsuppress_icon = intern ("suppress-icon"); |
11869 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 11870 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 11871 | staticpro (&Qundefined_color); |
a3c87d4e JB |
11872 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
11873 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
11874 | Qvisibility = intern ("visibility"); |
11875 | staticpro (&Qvisibility); | |
f9942c9e JB |
11876 | Qwindow_id = intern ("window-id"); |
11877 | staticpro (&Qwindow_id); | |
2cbebefb RS |
11878 | Qouter_window_id = intern ("outer-window-id"); |
11879 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
11880 | Qx_frame_parameter = intern ("x-frame-parameter"); |
11881 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
11882 | Qx_resource_name = intern ("x-resource-name"); |
11883 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
11884 | Quser_position = intern ("user-position"); |
11885 | staticpro (&Quser_position); | |
11886 | Quser_size = intern ("user-size"); | |
11887 | staticpro (&Quser_size); | |
333b20bb GM |
11888 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
11889 | staticpro (&Qscroll_bar_foreground); | |
11890 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
11891 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
11892 | Qscreen_gamma = intern ("screen-gamma"); |
11893 | staticpro (&Qscreen_gamma); | |
563b67aa GM |
11894 | Qline_spacing = intern ("line-spacing"); |
11895 | staticpro (&Qline_spacing); | |
7c7ff7f5 GM |
11896 | Qcenter = intern ("center"); |
11897 | staticpro (&Qcenter); | |
96db09e4 KH |
11898 | Qcompound_text = intern ("compound-text"); |
11899 | staticpro (&Qcompound_text); | |
ae782866 GM |
11900 | Qcancel_timer = intern ("cancel-timer"); |
11901 | staticpro (&Qcancel_timer); | |
ea0a1f53 GM |
11902 | Qwait_for_wm = intern ("wait-for-wm"); |
11903 | staticpro (&Qwait_for_wm); | |
49d41073 EZ |
11904 | Qfullscreen = intern ("fullscreen"); |
11905 | staticpro (&Qfullscreen); | |
11906 | Qfullwidth = intern ("fullwidth"); | |
11907 | staticpro (&Qfullwidth); | |
11908 | Qfullheight = intern ("fullheight"); | |
11909 | staticpro (&Qfullheight); | |
11910 | Qfullboth = intern ("fullboth"); | |
11911 | staticpro (&Qfullboth); | |
f9942c9e JB |
11912 | /* This is the end of symbol initialization. */ |
11913 | ||
58cad5ed KH |
11914 | /* Text property `display' should be nonsticky by default. */ |
11915 | Vtext_property_default_nonsticky | |
11916 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
11917 | ||
11918 | ||
333b20bb GM |
11919 | Qlaplace = intern ("laplace"); |
11920 | staticpro (&Qlaplace); | |
4a8e312c GM |
11921 | Qemboss = intern ("emboss"); |
11922 | staticpro (&Qemboss); | |
11923 | Qedge_detection = intern ("edge-detection"); | |
11924 | staticpro (&Qedge_detection); | |
11925 | Qheuristic = intern ("heuristic"); | |
11926 | staticpro (&Qheuristic); | |
11927 | QCmatrix = intern (":matrix"); | |
11928 | staticpro (&QCmatrix); | |
11929 | QCcolor_adjustment = intern (":color-adjustment"); | |
11930 | staticpro (&QCcolor_adjustment); | |
11931 | QCmask = intern (":mask"); | |
11932 | staticpro (&QCmask); | |
11933 | ||
a367641f RS |
11934 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
11935 | staticpro (&Qface_set_after_frame_default); | |
11936 | ||
01f1ba30 JB |
11937 | Fput (Qundefined_color, Qerror_conditions, |
11938 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
11939 | Fput (Qundefined_color, Qerror_message, | |
11940 | build_string ("Undefined color")); | |
11941 | ||
f9942c9e JB |
11942 | init_x_parm_symbols (); |
11943 | ||
7ee72033 MB |
11944 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
11945 | doc: /* Non-nil means always draw a cross over disabled images. | |
c061c855 GM |
11946 | Disabled images are those having an `:conversion disabled' property. |
11947 | A cross is always drawn on black & white displays. */); | |
14819cb3 GM |
11948 | cross_disabled_images = 0; |
11949 | ||
7ee72033 MB |
11950 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
11951 | doc: /* List of directories to search for bitmap files for X. */); | |
e241c09b | 11952 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 11953 | |
7ee72033 MB |
11954 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
11955 | doc: /* The shape of the pointer when over text. | |
c061c855 GM |
11956 | Changing the value does not affect existing frames |
11957 | unless you set the mouse color. */); | |
01f1ba30 JB |
11958 | Vx_pointer_shape = Qnil; |
11959 | ||
7ee72033 MB |
11960 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
11961 | doc: /* The name Emacs uses to look up X resources. | |
c061c855 GM |
11962 | `x-get-resource' uses this as the first component of the instance name |
11963 | when requesting resource values. | |
11964 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
11965 | was invoked, or to the value specified with the `-name' or `-rn' | |
11966 | switches, if present. | |
11967 | ||
11968 | It may be useful to bind this variable locally around a call | |
11969 | to `x-get-resource'. See also the variable `x-resource-class'. */); | |
d387c960 | 11970 | Vx_resource_name = Qnil; |
ac63d3d6 | 11971 | |
7ee72033 MB |
11972 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
11973 | doc: /* The class Emacs uses to look up X resources. | |
c061c855 GM |
11974 | `x-get-resource' uses this as the first component of the instance class |
11975 | when requesting resource values. | |
11976 | ||
11977 | Emacs initially sets `x-resource-class' to "Emacs". | |
11978 | ||
11979 | Setting this variable permanently is not a reasonable thing to do, | |
11980 | but binding this variable locally around a call to `x-get-resource' | |
11981 | is a reasonable practice. See also the variable `x-resource-name'. */); | |
498e9ac3 RS |
11982 | Vx_resource_class = build_string (EMACS_CLASS); |
11983 | ||
ca0ecbf5 | 11984 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
11985 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
11986 | doc: /* The shape of the pointer when not over text. | |
c061c855 GM |
11987 | This variable takes effect when you create a new frame |
11988 | or when you set the mouse color. */); | |
af01ef26 | 11989 | #endif |
01f1ba30 JB |
11990 | Vx_nontext_pointer_shape = Qnil; |
11991 | ||
7ee72033 MB |
11992 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
11993 | doc: /* The shape of the pointer when Emacs is busy. | |
c061c855 GM |
11994 | This variable takes effect when you create a new frame |
11995 | or when you set the mouse color. */); | |
0af913d7 | 11996 | Vx_hourglass_pointer_shape = Qnil; |
333b20bb | 11997 | |
7ee72033 MB |
11998 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
11999 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); | |
0af913d7 | 12000 | display_hourglass_p = 1; |
333b20bb | 12001 | |
7ee72033 MB |
12002 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
12003 | doc: /* *Seconds to wait before displaying an hourglass pointer. | |
c061c855 | 12004 | Value must be an integer or float. */); |
0af913d7 | 12005 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
4ae9a85e | 12006 | |
ca0ecbf5 | 12007 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
12008 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
12009 | doc: /* The shape of the pointer when over the mode line. | |
c061c855 GM |
12010 | This variable takes effect when you create a new frame |
12011 | or when you set the mouse color. */); | |
af01ef26 | 12012 | #endif |
01f1ba30 JB |
12013 | Vx_mode_pointer_shape = Qnil; |
12014 | ||
d3b06468 | 12015 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
7ee72033 MB |
12016 | &Vx_sensitive_text_pointer_shape, |
12017 | doc: /* The shape of the pointer when over mouse-sensitive text. | |
c061c855 GM |
12018 | This variable takes effect when you create a new frame |
12019 | or when you set the mouse color. */); | |
ca0ecbf5 | 12020 | Vx_sensitive_text_pointer_shape = Qnil; |
95f80c78 | 12021 | |
8fb4ec9c | 12022 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
7ee72033 MB |
12023 | &Vx_window_horizontal_drag_shape, |
12024 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. | |
c061c855 GM |
12025 | This variable takes effect when you create a new frame |
12026 | or when you set the mouse color. */); | |
8fb4ec9c GM |
12027 | Vx_window_horizontal_drag_shape = Qnil; |
12028 | ||
7ee72033 MB |
12029 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
12030 | doc: /* A string indicating the foreground color of the cursor box. */); | |
01f1ba30 JB |
12031 | Vx_cursor_fore_pixel = Qnil; |
12032 | ||
7ee72033 MB |
12033 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
12034 | doc: /* Maximum size for tooltips. Value is a pair (COLUMNS . ROWS). | |
c061c855 | 12035 | Text larger than this is clipped. */); |
d63931a2 GM |
12036 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
12037 | ||
7ee72033 MB |
12038 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
12039 | doc: /* Non-nil if no X window manager is in use. | |
c061c855 GM |
12040 | Emacs doesn't try to figure this out; this is always nil |
12041 | unless you set it to something else. */); | |
2d38195d RS |
12042 | /* We don't have any way to find this out, so set it to nil |
12043 | and maybe the user would like to set it to t. */ | |
12044 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 12045 | |
942ea06d | 12046 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
7ee72033 MB |
12047 | &Vx_pixel_size_width_font_regexp, |
12048 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. | |
c061c855 GM |
12049 | |
12050 | Since Emacs gets width of a font matching with this regexp from | |
12051 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
12052 | such a font. This is especially effective for such large fonts as | |
12053 | Chinese, Japanese, and Korean. */); | |
942ea06d KH |
12054 | Vx_pixel_size_width_font_regexp = Qnil; |
12055 | ||
7ee72033 MB |
12056 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
12057 | doc: /* Time after which cached images are removed from the cache. | |
c061c855 GM |
12058 | When an image has not been displayed this many seconds, remove it |
12059 | from the image cache. Value must be an integer or nil with nil | |
12060 | meaning don't clear the cache. */); | |
fcf431dc | 12061 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 12062 | |
1d3dac41 | 12063 | #ifdef USE_X_TOOLKIT |
6f3f6a8d | 12064 | Fprovide (intern ("x-toolkit"), Qnil); |
5b827abb | 12065 | #ifdef USE_MOTIF |
6f3f6a8d | 12066 | Fprovide (intern ("motif"), Qnil); |
fc2cdd9a | 12067 | |
7ee72033 MB |
12068 | DEFVAR_LISP ("motif-version-string", &Vmotif_version_string, |
12069 | doc: /* Version info for LessTif/Motif. */); | |
fc2cdd9a GM |
12070 | Vmotif_version_string = build_string (XmVERSION_STRING); |
12071 | #endif /* USE_MOTIF */ | |
12072 | #endif /* USE_X_TOOLKIT */ | |
01f1ba30 | 12073 | |
01f1ba30 | 12074 | defsubr (&Sx_get_resource); |
333b20bb GM |
12075 | |
12076 | /* X window properties. */ | |
12077 | defsubr (&Sx_change_window_property); | |
12078 | defsubr (&Sx_delete_window_property); | |
12079 | defsubr (&Sx_window_property); | |
12080 | ||
2d764c78 | 12081 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 12082 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
12083 | defsubr (&Sxw_color_defined_p); |
12084 | defsubr (&Sxw_color_values); | |
9d317b2c | 12085 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
12086 | defsubr (&Sx_server_vendor); |
12087 | defsubr (&Sx_server_version); | |
12088 | defsubr (&Sx_display_pixel_width); | |
12089 | defsubr (&Sx_display_pixel_height); | |
12090 | defsubr (&Sx_display_mm_width); | |
12091 | defsubr (&Sx_display_mm_height); | |
12092 | defsubr (&Sx_display_screens); | |
12093 | defsubr (&Sx_display_planes); | |
12094 | defsubr (&Sx_display_color_cells); | |
12095 | defsubr (&Sx_display_visual_class); | |
12096 | defsubr (&Sx_display_backing_store); | |
12097 | defsubr (&Sx_display_save_under); | |
8af1d7ca | 12098 | defsubr (&Sx_parse_geometry); |
f676886a | 12099 | defsubr (&Sx_create_frame); |
01f1ba30 | 12100 | defsubr (&Sx_open_connection); |
08a90d6a RS |
12101 | defsubr (&Sx_close_connection); |
12102 | defsubr (&Sx_display_list); | |
01f1ba30 | 12103 | defsubr (&Sx_synchronize); |
3decc1e7 | 12104 | defsubr (&Sx_focus_frame); |
82bab41c GM |
12105 | defsubr (&Sx_backspace_delete_keys_p); |
12106 | ||
942ea06d KH |
12107 | /* Setting callback functions for fontset handler. */ |
12108 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
12109 | |
12110 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
12111 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 12112 | list_fonts_func = x_list_fonts; |
333b20bb GM |
12113 | #endif |
12114 | ||
942ea06d | 12115 | load_font_func = x_load_font; |
bc1958c4 | 12116 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
12117 | query_font_func = x_query_font; |
12118 | set_frame_fontset_func = x_set_font; | |
12119 | check_window_system_func = check_x; | |
333b20bb GM |
12120 | |
12121 | /* Images. */ | |
12122 | Qxbm = intern ("xbm"); | |
12123 | staticpro (&Qxbm); | |
d2dc8167 GM |
12124 | QCconversion = intern (":conversion"); |
12125 | staticpro (&QCconversion); | |
333b20bb GM |
12126 | QCheuristic_mask = intern (":heuristic-mask"); |
12127 | staticpro (&QCheuristic_mask); | |
12128 | QCcolor_symbols = intern (":color-symbols"); | |
12129 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
12130 | QCascent = intern (":ascent"); |
12131 | staticpro (&QCascent); | |
12132 | QCmargin = intern (":margin"); | |
12133 | staticpro (&QCmargin); | |
12134 | QCrelief = intern (":relief"); | |
12135 | staticpro (&QCrelief); | |
fcf431dc GM |
12136 | Qpostscript = intern ("postscript"); |
12137 | staticpro (&Qpostscript); | |
333b20bb GM |
12138 | QCloader = intern (":loader"); |
12139 | staticpro (&QCloader); | |
12140 | QCbounding_box = intern (":bounding-box"); | |
12141 | staticpro (&QCbounding_box); | |
12142 | QCpt_width = intern (":pt-width"); | |
12143 | staticpro (&QCpt_width); | |
12144 | QCpt_height = intern (":pt-height"); | |
12145 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
12146 | QCindex = intern (":index"); |
12147 | staticpro (&QCindex); | |
333b20bb GM |
12148 | Qpbm = intern ("pbm"); |
12149 | staticpro (&Qpbm); | |
12150 | ||
12151 | #if HAVE_XPM | |
12152 | Qxpm = intern ("xpm"); | |
12153 | staticpro (&Qxpm); | |
12154 | #endif | |
12155 | ||
12156 | #if HAVE_JPEG | |
12157 | Qjpeg = intern ("jpeg"); | |
12158 | staticpro (&Qjpeg); | |
12159 | #endif | |
12160 | ||
12161 | #if HAVE_TIFF | |
12162 | Qtiff = intern ("tiff"); | |
12163 | staticpro (&Qtiff); | |
12164 | #endif | |
12165 | ||
12166 | #if HAVE_GIF | |
12167 | Qgif = intern ("gif"); | |
12168 | staticpro (&Qgif); | |
12169 | #endif | |
12170 | ||
12171 | #if HAVE_PNG | |
12172 | Qpng = intern ("png"); | |
12173 | staticpro (&Qpng); | |
12174 | #endif | |
12175 | ||
12176 | defsubr (&Sclear_image_cache); | |
42677916 | 12177 | defsubr (&Simage_size); |
b243755a | 12178 | defsubr (&Simage_mask_p); |
333b20bb | 12179 | |
0af913d7 GM |
12180 | hourglass_atimer = NULL; |
12181 | hourglass_shown_p = 0; | |
333b20bb GM |
12182 | |
12183 | defsubr (&Sx_show_tip); | |
12184 | defsubr (&Sx_hide_tip); | |
333b20bb | 12185 | tip_timer = Qnil; |
44b5a125 GM |
12186 | staticpro (&tip_timer); |
12187 | tip_frame = Qnil; | |
12188 | staticpro (&tip_frame); | |
333b20bb | 12189 | |
06d62053 GM |
12190 | last_show_tip_args = Qnil; |
12191 | staticpro (&last_show_tip_args); | |
12192 | ||
333b20bb GM |
12193 | #ifdef USE_MOTIF |
12194 | defsubr (&Sx_file_dialog); | |
12195 | #endif | |
12196 | } | |
12197 | ||
12198 | ||
12199 | void | |
12200 | init_xfns () | |
12201 | { | |
12202 | image_types = NULL; | |
12203 | Vimage_types = Qnil; | |
12204 | ||
12205 | define_image_type (&xbm_type); | |
12206 | define_image_type (&gs_type); | |
12207 | define_image_type (&pbm_type); | |
12208 | ||
12209 | #if HAVE_XPM | |
12210 | define_image_type (&xpm_type); | |
12211 | #endif | |
12212 | ||
12213 | #if HAVE_JPEG | |
12214 | define_image_type (&jpeg_type); | |
12215 | #endif | |
12216 | ||
12217 | #if HAVE_TIFF | |
12218 | define_image_type (&tiff_type); | |
12219 | #endif | |
12220 | ||
12221 | #if HAVE_GIF | |
12222 | define_image_type (&gif_type); | |
12223 | #endif | |
12224 | ||
12225 | #if HAVE_PNG | |
12226 | define_image_type (&png_type); | |
12227 | #endif | |
01f1ba30 JB |
12228 | } |
12229 | ||
12230 | #endif /* HAVE_X_WINDOWS */ |