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; | |
a9653085 | 188 | Lisp_Object Qbar, Qhbar; |
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. */ |
de2413e9 | 652 | fd = openp (Vx_bitmap_file_path, file, Qnil, &found, Qnil); |
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 | |
5d449b17 | 1653 | cross_cursor = XCreateFontCursor (dpy, XC_hand2); |
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 | } |
a9653085 EZ |
1866 | else if (EQ (arg, Qhbar)) |
1867 | { | |
1868 | type = HBAR_CURSOR; | |
1869 | *width = 2; | |
1870 | } | |
1871 | else if (CONSP (arg) | |
1872 | && EQ (XCAR (arg), Qhbar) | |
1873 | && INTEGERP (XCDR (arg)) | |
1874 | && XINT (XCDR (arg)) >= 0) | |
1875 | { | |
1876 | type = HBAR_CURSOR; | |
1877 | *width = XINT (XCDR (arg)); | |
1878 | } | |
08ac8554 | 1879 | else if (NILP (arg)) |
0d1469d6 | 1880 | type = NO_CURSOR; |
dbc4e1c1 | 1881 | else |
c3211206 RS |
1882 | /* Treat anything unknown as "box cursor". |
1883 | It was bad to signal an error; people have trouble fixing | |
1884 | .Xdefaults with Emacs, when it has something bad in it. */ | |
0d1469d6 GM |
1885 | type = FILLED_BOX_CURSOR; |
1886 | ||
1887 | return type; | |
1888 | } | |
1889 | ||
1890 | void | |
1891 | x_set_cursor_type (f, arg, oldval) | |
1892 | FRAME_PTR f; | |
1893 | Lisp_Object arg, oldval; | |
1894 | { | |
1895 | int width; | |
1896 | ||
1897 | FRAME_DESIRED_CURSOR (f) = x_specified_cursor_type (arg, &width); | |
1898 | f->output_data.x->cursor_width = width; | |
dbc4e1c1 | 1899 | |
75691005 RS |
1900 | /* Make sure the cursor gets redrawn. */ |
1901 | cursor_type_changed = 1; | |
dbc4e1c1 | 1902 | } |
943b580d | 1903 | \f |
01f1ba30 | 1904 | void |
f676886a JB |
1905 | x_set_icon_type (f, arg, oldval) |
1906 | struct frame *f; | |
01f1ba30 JB |
1907 | Lisp_Object arg, oldval; |
1908 | { | |
01f1ba30 JB |
1909 | int result; |
1910 | ||
203c1d73 RS |
1911 | if (STRINGP (arg)) |
1912 | { | |
1913 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1914 | return; | |
1915 | } | |
1916 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1917 | return; |
1918 | ||
1919 | BLOCK_INPUT; | |
265a9e55 | 1920 | if (NILP (arg)) |
80534dd6 | 1921 | result = x_text_icon (f, |
f468da95 RS |
1922 | (char *) XSTRING ((!NILP (f->icon_name) |
1923 | ? f->icon_name | |
80534dd6 | 1924 | : f->name))->data); |
f1c7b5a6 RS |
1925 | else |
1926 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1927 | |
1928 | if (result) | |
1929 | { | |
01f1ba30 | 1930 | UNBLOCK_INPUT; |
0fb53770 | 1931 | error ("No icon window available"); |
01f1ba30 JB |
1932 | } |
1933 | ||
b9dc4443 | 1934 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1935 | UNBLOCK_INPUT; |
1936 | } | |
1937 | ||
f1c7b5a6 | 1938 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1939 | |
f1c7b5a6 | 1940 | Lisp_Object |
0fb53770 RS |
1941 | x_icon_type (f) |
1942 | FRAME_PTR f; | |
1943 | { | |
1944 | Lisp_Object tem; | |
1945 | ||
1946 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1947 | if (CONSP (tem)) |
8e713be6 | 1948 | return XCDR (tem); |
f1c7b5a6 RS |
1949 | else |
1950 | return Qnil; | |
0fb53770 RS |
1951 | } |
1952 | ||
80534dd6 KH |
1953 | void |
1954 | x_set_icon_name (f, arg, oldval) | |
1955 | struct frame *f; | |
1956 | Lisp_Object arg, oldval; | |
1957 | { | |
80534dd6 KH |
1958 | int result; |
1959 | ||
1960 | if (STRINGP (arg)) | |
1961 | { | |
1962 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1963 | return; | |
1964 | } | |
1965 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1966 | return; | |
1967 | ||
f468da95 | 1968 | f->icon_name = arg; |
80534dd6 | 1969 | |
7556890b | 1970 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1971 | return; |
1972 | ||
1973 | BLOCK_INPUT; | |
1974 | ||
1975 | result = x_text_icon (f, | |
f468da95 RS |
1976 | (char *) XSTRING ((!NILP (f->icon_name) |
1977 | ? f->icon_name | |
943b580d RS |
1978 | : !NILP (f->title) |
1979 | ? f->title | |
80534dd6 KH |
1980 | : f->name))->data); |
1981 | ||
1982 | if (result) | |
1983 | { | |
1984 | UNBLOCK_INPUT; | |
1985 | error ("No icon window available"); | |
1986 | } | |
1987 | ||
80534dd6 KH |
1988 | XFlush (FRAME_X_DISPLAY (f)); |
1989 | UNBLOCK_INPUT; | |
1990 | } | |
943b580d | 1991 | \f |
01f1ba30 | 1992 | void |
f676886a JB |
1993 | x_set_font (f, arg, oldval) |
1994 | struct frame *f; | |
01f1ba30 JB |
1995 | Lisp_Object arg, oldval; |
1996 | { | |
ea96210c | 1997 | Lisp_Object result; |
942ea06d | 1998 | Lisp_Object fontset_name; |
a367641f | 1999 | Lisp_Object frame; |
57c5889c | 2000 | int old_fontset = f->output_data.x->fontset; |
01f1ba30 | 2001 | |
b7826503 | 2002 | CHECK_STRING (arg); |
01f1ba30 | 2003 | |
49965a29 | 2004 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 2005 | |
01f1ba30 | 2006 | BLOCK_INPUT; |
942ea06d KH |
2007 | result = (STRINGP (fontset_name) |
2008 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
2009 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
2010 | UNBLOCK_INPUT; |
2011 | ||
ea96210c | 2012 | if (EQ (result, Qnil)) |
1c59f5df | 2013 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 2014 | else if (EQ (result, Qt)) |
26e18ed9 | 2015 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
2016 | else if (STRINGP (result)) |
2017 | { | |
57c5889c GM |
2018 | if (STRINGP (fontset_name)) |
2019 | { | |
2020 | /* Fontset names are built from ASCII font names, so the | |
2021 | names may be equal despite there was a change. */ | |
2022 | if (old_fontset == f->output_data.x->fontset) | |
2023 | return; | |
2024 | } | |
2025 | else if (!NILP (Fequal (result, oldval))) | |
1d090605 | 2026 | return; |
57c5889c | 2027 | |
ea96210c | 2028 | store_frame_param (f, Qfont, result); |
333b20bb | 2029 | recompute_basic_faces (f); |
ea96210c JB |
2030 | } |
2031 | else | |
2032 | abort (); | |
a367641f | 2033 | |
8938a4fb | 2034 | do_pending_window_change (0); |
95aa0336 | 2035 | |
333b20bb GM |
2036 | /* Don't call `face-set-after-frame-default' when faces haven't been |
2037 | initialized yet. This is the case when called from | |
2038 | Fx_create_frame. In that case, the X widget or window doesn't | |
2039 | exist either, and we can end up in x_report_frame_params with a | |
2040 | null widget which gives a segfault. */ | |
2041 | if (FRAME_FACE_CACHE (f)) | |
2042 | { | |
2043 | XSETFRAME (frame, f); | |
2044 | call1 (Qface_set_after_frame_default, frame); | |
2045 | } | |
01f1ba30 JB |
2046 | } |
2047 | ||
b3ba0aa8 KS |
2048 | static void |
2049 | x_set_fringe_width (f, new_value, old_value) | |
2050 | struct frame *f; | |
2051 | Lisp_Object new_value, old_value; | |
2052 | { | |
2053 | x_compute_fringe_widths (f, 1); | |
2054 | } | |
2055 | ||
01f1ba30 | 2056 | void |
f676886a JB |
2057 | x_set_border_width (f, arg, oldval) |
2058 | struct frame *f; | |
01f1ba30 JB |
2059 | Lisp_Object arg, oldval; |
2060 | { | |
b7826503 | 2061 | CHECK_NUMBER (arg); |
01f1ba30 | 2062 | |
7556890b | 2063 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
2064 | return; |
2065 | ||
fe24a618 | 2066 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
2067 | error ("Cannot change the border width of a window"); |
2068 | ||
7556890b | 2069 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
2070 | } |
2071 | ||
2072 | void | |
f676886a JB |
2073 | x_set_internal_border_width (f, arg, oldval) |
2074 | struct frame *f; | |
01f1ba30 JB |
2075 | Lisp_Object arg, oldval; |
2076 | { | |
7556890b | 2077 | int old = f->output_data.x->internal_border_width; |
01f1ba30 | 2078 | |
b7826503 | 2079 | CHECK_NUMBER (arg); |
7556890b RS |
2080 | f->output_data.x->internal_border_width = XINT (arg); |
2081 | if (f->output_data.x->internal_border_width < 0) | |
2082 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 2083 | |
d3b06468 | 2084 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 2085 | if (f->output_data.x->edit_widget) |
968b1234 | 2086 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 2087 | #endif |
2a8a07d4 | 2088 | |
7556890b | 2089 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
2090 | return; |
2091 | ||
fe24a618 | 2092 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 2093 | { |
363f7e15 | 2094 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 2095 | SET_FRAME_GARBAGED (f); |
8938a4fb | 2096 | do_pending_window_change (0); |
01f1ba30 | 2097 | } |
ea42193a GM |
2098 | else |
2099 | SET_FRAME_GARBAGED (f); | |
01f1ba30 JB |
2100 | } |
2101 | ||
d043f1a4 RS |
2102 | void |
2103 | x_set_visibility (f, value, oldval) | |
2104 | struct frame *f; | |
2105 | Lisp_Object value, oldval; | |
2106 | { | |
2107 | Lisp_Object frame; | |
191ed777 | 2108 | XSETFRAME (frame, f); |
d043f1a4 RS |
2109 | |
2110 | if (NILP (value)) | |
363f7e15 | 2111 | Fmake_frame_invisible (frame, Qt); |
49795535 | 2112 | else if (EQ (value, Qicon)) |
d043f1a4 | 2113 | Ficonify_frame (frame); |
49795535 JB |
2114 | else |
2115 | Fmake_frame_visible (frame); | |
d043f1a4 | 2116 | } |
52de7ce9 | 2117 | |
943b580d | 2118 | \f |
52de7ce9 GM |
2119 | /* Change window heights in windows rooted in WINDOW by N lines. */ |
2120 | ||
d043f1a4 | 2121 | static void |
52de7ce9 | 2122 | x_change_window_heights (window, n) |
d043f1a4 RS |
2123 | Lisp_Object window; |
2124 | int n; | |
2125 | { | |
47c0f58b | 2126 | struct window *w = XWINDOW (window); |
d043f1a4 | 2127 | |
e33f7330 KH |
2128 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
2129 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 2130 | |
4336c705 GM |
2131 | if (INTEGERP (w->orig_top)) |
2132 | XSETFASTINT (w->orig_top, XFASTINT (w->orig_top) + n); | |
2133 | if (INTEGERP (w->orig_height)) | |
2134 | XSETFASTINT (w->orig_height, XFASTINT (w->orig_height) - n); | |
2135 | ||
47c0f58b RS |
2136 | /* Handle just the top child in a vertical split. */ |
2137 | if (!NILP (w->vchild)) | |
52de7ce9 | 2138 | x_change_window_heights (w->vchild, n); |
d043f1a4 | 2139 | |
47c0f58b RS |
2140 | /* Adjust all children in a horizontal split. */ |
2141 | for (window = w->hchild; !NILP (window); window = w->next) | |
2142 | { | |
2143 | w = XWINDOW (window); | |
52de7ce9 | 2144 | x_change_window_heights (window, n); |
d043f1a4 RS |
2145 | } |
2146 | } | |
2147 | ||
2148 | void | |
2149 | x_set_menu_bar_lines (f, value, oldval) | |
2150 | struct frame *f; | |
2151 | Lisp_Object value, oldval; | |
2152 | { | |
2153 | int nlines; | |
b6d7acec | 2154 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 2155 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 2156 | #endif |
d043f1a4 | 2157 | |
f64ba6ea JB |
2158 | /* Right now, menu bars don't work properly in minibuf-only frames; |
2159 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 2160 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 2161 | in or split the minibuffer window. */ |
519066d2 | 2162 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
2163 | return; |
2164 | ||
6a5e54e2 | 2165 | if (INTEGERP (value)) |
d043f1a4 RS |
2166 | nlines = XINT (value); |
2167 | else | |
2168 | nlines = 0; | |
2169 | ||
3d09b6be RS |
2170 | /* Make sure we redisplay all windows in this frame. */ |
2171 | windows_or_buffers_changed++; | |
2172 | ||
9ef48a9d RS |
2173 | #ifdef USE_X_TOOLKIT |
2174 | FRAME_MENU_BAR_LINES (f) = 0; | |
2175 | if (nlines) | |
0d8ef3f4 RS |
2176 | { |
2177 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 2178 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
2179 | /* Make sure next redisplay shows the menu bar. */ |
2180 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
2181 | } | |
9ef48a9d RS |
2182 | else |
2183 | { | |
6bc20398 FP |
2184 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
2185 | free_frame_menubar (f); | |
9ef48a9d | 2186 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
2187 | if (FRAME_X_P (f)) |
2188 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
2189 | } |
2190 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 | 2191 | FRAME_MENU_BAR_LINES (f) = nlines; |
52de7ce9 | 2192 | x_change_window_heights (f->root_window, nlines - olines); |
9ef48a9d | 2193 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
2194 | adjust_glyphs (f); |
2195 | } | |
2196 | ||
2197 | ||
2198 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
2199 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
2200 | is the old number of tool bar lines. This function changes the | |
2201 | height of all windows on frame F to match the new tool bar height. | |
2202 | The frame's height doesn't change. */ | |
2203 | ||
2204 | void | |
9ea173e8 | 2205 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
2206 | struct frame *f; |
2207 | Lisp_Object value, oldval; | |
2208 | { | |
52de7ce9 GM |
2209 | int delta, nlines, root_height; |
2210 | Lisp_Object root_window; | |
333b20bb | 2211 | |
e870b7ba GM |
2212 | /* Treat tool bars like menu bars. */ |
2213 | if (FRAME_MINIBUF_ONLY_P (f)) | |
2214 | return; | |
2215 | ||
333b20bb GM |
2216 | /* Use VALUE only if an integer >= 0. */ |
2217 | if (INTEGERP (value) && XINT (value) >= 0) | |
2218 | nlines = XFASTINT (value); | |
2219 | else | |
2220 | nlines = 0; | |
2221 | ||
2222 | /* Make sure we redisplay all windows in this frame. */ | |
2223 | ++windows_or_buffers_changed; | |
2224 | ||
9ea173e8 | 2225 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
52de7ce9 GM |
2226 | |
2227 | /* Don't resize the tool-bar to more than we have room for. */ | |
2228 | root_window = FRAME_ROOT_WINDOW (f); | |
2229 | root_height = XINT (XWINDOW (root_window)->height); | |
2230 | if (root_height - delta < 1) | |
2231 | { | |
2232 | delta = root_height - 1; | |
2233 | nlines = FRAME_TOOL_BAR_LINES (f) + delta; | |
2234 | } | |
2235 | ||
9ea173e8 | 2236 | FRAME_TOOL_BAR_LINES (f) = nlines; |
52de7ce9 | 2237 | x_change_window_heights (root_window, delta); |
333b20bb | 2238 | adjust_glyphs (f); |
ccba751c GM |
2239 | |
2240 | /* We also have to make sure that the internal border at the top of | |
2241 | the frame, below the menu bar or tool bar, is redrawn when the | |
2242 | tool bar disappears. This is so because the internal border is | |
2243 | below the tool bar if one is displayed, but is below the menu bar | |
2244 | if there isn't a tool bar. The tool bar draws into the area | |
2245 | below the menu bar. */ | |
2246 | if (FRAME_X_WINDOW (f) && FRAME_TOOL_BAR_LINES (f) == 0) | |
2247 | { | |
2248 | updating_frame = f; | |
2249 | clear_frame (); | |
fb3cd89b | 2250 | clear_current_matrices (f); |
ccba751c GM |
2251 | updating_frame = NULL; |
2252 | } | |
b6f91066 GM |
2253 | |
2254 | /* If the tool bar gets smaller, the internal border below it | |
2255 | has to be cleared. It was formerly part of the display | |
2256 | of the larger tool bar, and updating windows won't clear it. */ | |
2257 | if (delta < 0) | |
2258 | { | |
2259 | int height = FRAME_INTERNAL_BORDER_WIDTH (f); | |
2260 | int width = PIXEL_WIDTH (f); | |
2261 | int y = nlines * CANON_Y_UNIT (f); | |
2262 | ||
2263 | BLOCK_INPUT; | |
161d30fd GM |
2264 | x_clear_area (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
2265 | 0, y, width, height, False); | |
b6f91066 | 2266 | UNBLOCK_INPUT; |
ddc24747 GM |
2267 | |
2268 | if (WINDOWP (f->tool_bar_window)) | |
2269 | clear_glyph_matrix (XWINDOW (f->tool_bar_window)->current_matrix); | |
b6f91066 | 2270 | } |
333b20bb GM |
2271 | } |
2272 | ||
2273 | ||
2274 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
2275 | VALUE should be a string, a color name. If it isn't a string or | |
2276 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
2277 | the frame parameter. */ | |
2278 | ||
2279 | void | |
2280 | x_set_scroll_bar_foreground (f, value, oldval) | |
2281 | struct frame *f; | |
2282 | Lisp_Object value, oldval; | |
2283 | { | |
2284 | unsigned long pixel; | |
2285 | ||
2286 | if (STRINGP (value)) | |
2287 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2288 | else | |
2289 | pixel = -1; | |
2290 | ||
2291 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2292 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2293 | ||
2294 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2295 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2296 | { | |
2297 | /* Remove all scroll bars because they have wrong colors. */ | |
2298 | if (condemn_scroll_bars_hook) | |
2299 | (*condemn_scroll_bars_hook) (f); | |
2300 | if (judge_scroll_bars_hook) | |
2301 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2302 | |
2303 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2304 | redraw_frame (f); |
2305 | } | |
2306 | } | |
2307 | ||
2308 | ||
2309 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2310 | should be a string, a color name. If it isn't a string or isn't a | |
2311 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2312 | parameter. */ | |
2313 | ||
2314 | void | |
2315 | x_set_scroll_bar_background (f, value, oldval) | |
2316 | struct frame *f; | |
2317 | Lisp_Object value, oldval; | |
2318 | { | |
2319 | unsigned long pixel; | |
2320 | ||
2321 | if (STRINGP (value)) | |
2322 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2323 | else | |
2324 | pixel = -1; | |
2325 | ||
2326 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2327 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2328 | ||
f15340b7 MB |
2329 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2330 | /* Scrollbar shadow colors. */ | |
2331 | if (f->output_data.x->scroll_bar_top_shadow_pixel != -1) | |
2332 | { | |
2333 | unload_color (f, f->output_data.x->scroll_bar_top_shadow_pixel); | |
2334 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
2335 | } | |
2336 | if (f->output_data.x->scroll_bar_bottom_shadow_pixel != -1) | |
2337 | { | |
2338 | unload_color (f, f->output_data.x->scroll_bar_bottom_shadow_pixel); | |
2339 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
2340 | } | |
2341 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
2342 | ||
333b20bb GM |
2343 | f->output_data.x->scroll_bar_background_pixel = pixel; |
2344 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2345 | { | |
2346 | /* Remove all scroll bars because they have wrong colors. */ | |
2347 | if (condemn_scroll_bars_hook) | |
2348 | (*condemn_scroll_bars_hook) (f); | |
2349 | if (judge_scroll_bars_hook) | |
2350 | (*judge_scroll_bars_hook) (f); | |
2351 | ||
05c8abbe | 2352 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2353 | redraw_frame (f); |
2354 | } | |
d043f1a4 | 2355 | } |
333b20bb | 2356 | |
943b580d | 2357 | \f |
3a258507 | 2358 | /* Encode Lisp string STRING as a text in a format appropriate for |
96db09e4 KH |
2359 | XICCC (X Inter Client Communication Conventions). |
2360 | ||
2361 | If STRING contains only ASCII characters, do no conversion and | |
2362 | return the string data of STRING. Otherwise, encode the text by | |
2363 | CODING_SYSTEM, and return a newly allocated memory area which | |
2364 | should be freed by `xfree' by a caller. | |
2365 | ||
37323f34 EZ |
2366 | SELECTIONP non-zero means the string is being encoded for an X |
2367 | selection, so it is safe to run pre-write conversions (which | |
2368 | may run Lisp code). | |
2369 | ||
96db09e4 KH |
2370 | Store the byte length of resulting text in *TEXT_BYTES. |
2371 | ||
d60660d6 | 2372 | If the text contains only ASCII and Latin-1, store 1 in *STRING_P, |
96db09e4 | 2373 | which means that the `encoding' of the result can be `STRING'. |
d60660d6 | 2374 | Otherwise store 0 in *STRINGP, which means that the `encoding' of |
96db09e4 KH |
2375 | the result should be `COMPOUND_TEXT'. */ |
2376 | ||
2377 | unsigned char * | |
37323f34 | 2378 | x_encode_text (string, coding_system, selectionp, text_bytes, stringp) |
96db09e4 | 2379 | Lisp_Object string, coding_system; |
d60660d6 | 2380 | int *text_bytes, *stringp; |
37323f34 | 2381 | int selectionp; |
96db09e4 KH |
2382 | { |
2383 | unsigned char *str = XSTRING (string)->data; | |
2384 | int chars = XSTRING (string)->size; | |
2385 | int bytes = STRING_BYTES (XSTRING (string)); | |
2386 | int charset_info; | |
2387 | int bufsize; | |
2388 | unsigned char *buf; | |
2389 | struct coding_system coding; | |
2390 | ||
2391 | charset_info = find_charset_in_text (str, chars, bytes, NULL, Qnil); | |
2392 | if (charset_info == 0) | |
2393 | { | |
2394 | /* No multibyte character in OBJ. We need not encode it. */ | |
2395 | *text_bytes = bytes; | |
d60660d6 | 2396 | *stringp = 1; |
96db09e4 KH |
2397 | return str; |
2398 | } | |
2399 | ||
2400 | setup_coding_system (coding_system, &coding); | |
37323f34 EZ |
2401 | if (selectionp |
2402 | && SYMBOLP (coding.pre_write_conversion) | |
2403 | && !NILP (Ffboundp (coding.pre_write_conversion))) | |
2404 | { | |
2405 | string = run_pre_post_conversion_on_str (string, &coding, 1); | |
2406 | str = XSTRING (string)->data; | |
2407 | chars = XSTRING (string)->size; | |
2408 | bytes = STRING_BYTES (XSTRING (string)); | |
2409 | } | |
96db09e4 KH |
2410 | coding.src_multibyte = 1; |
2411 | coding.dst_multibyte = 0; | |
2412 | coding.mode |= CODING_MODE_LAST_BLOCK; | |
d60660d6 KH |
2413 | if (coding.type == coding_type_iso2022) |
2414 | coding.flags |= CODING_FLAG_ISO_SAFE; | |
35bc5887 KH |
2415 | /* We suppress producing escape sequences for composition. */ |
2416 | coding.composing = COMPOSITION_DISABLED; | |
96db09e4 KH |
2417 | bufsize = encoding_buffer_size (&coding, bytes); |
2418 | buf = (unsigned char *) xmalloc (bufsize); | |
2419 | encode_coding (&coding, str, buf, bytes, bufsize); | |
2420 | *text_bytes = coding.produced; | |
d60660d6 | 2421 | *stringp = (charset_info == 1 || !EQ (coding_system, Qcompound_text)); |
96db09e4 KH |
2422 | return buf; |
2423 | } | |
2424 | ||
2425 | \f | |
75f9d625 | 2426 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2427 | x_id_name. |
2428 | ||
2429 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2430 | name; if NAME is a string, set F's name to NAME and set |
2431 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2432 | |
2433 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2434 | suggesting a new name, which lisp code should override; if | |
2435 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2436 | ||
2437 | void | |
2438 | x_set_name (f, name, explicit) | |
2439 | struct frame *f; | |
2440 | Lisp_Object name; | |
2441 | int explicit; | |
2442 | { | |
2443 | /* Make sure that requests from lisp code override requests from | |
2444 | Emacs redisplay code. */ | |
2445 | if (explicit) | |
2446 | { | |
2447 | /* If we're switching from explicit to implicit, we had better | |
2448 | update the mode lines and thereby update the title. */ | |
2449 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2450 | update_mode_lines = 1; |
f945b920 JB |
2451 | |
2452 | f->explicit_name = ! NILP (name); | |
2453 | } | |
2454 | else if (f->explicit_name) | |
2455 | return; | |
2456 | ||
2457 | /* If NAME is nil, set the name to the x_id_name. */ | |
2458 | if (NILP (name)) | |
f10f0b79 RS |
2459 | { |
2460 | /* Check for no change needed in this very common case | |
2461 | before we do any consing. */ | |
08a90d6a RS |
2462 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2463 | XSTRING (f->name)->data)) | |
f10f0b79 | 2464 | return; |
08a90d6a | 2465 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2466 | } |
62265f1c | 2467 | else |
b7826503 | 2468 | CHECK_STRING (name); |
01f1ba30 | 2469 | |
f945b920 JB |
2470 | /* Don't change the name if it's already NAME. */ |
2471 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2472 | return; |
2473 | ||
943b580d RS |
2474 | f->name = name; |
2475 | ||
2476 | /* For setting the frame title, the title parameter should override | |
2477 | the name parameter. */ | |
2478 | if (! NILP (f->title)) | |
2479 | name = f->title; | |
2480 | ||
fe24a618 | 2481 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2482 | { |
01f1ba30 | 2483 | BLOCK_INPUT; |
fe24a618 JB |
2484 | #ifdef HAVE_X11R4 |
2485 | { | |
80534dd6 | 2486 | XTextProperty text, icon; |
d60660d6 | 2487 | int bytes, stringp; |
11270583 | 2488 | Lisp_Object coding_system; |
80534dd6 | 2489 | |
11270583 KH |
2490 | coding_system = Vlocale_coding_system; |
2491 | if (NILP (coding_system)) | |
2492 | coding_system = Qcompound_text; | |
37323f34 | 2493 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 2494 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2495 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
fe24a618 | 2496 | text.format = 8; |
96db09e4 | 2497 | text.nitems = bytes; |
80534dd6 | 2498 | |
96db09e4 KH |
2499 | if (NILP (f->icon_name)) |
2500 | { | |
2501 | icon = text; | |
2502 | } | |
2503 | else | |
2504 | { | |
37323f34 | 2505 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
2506 | &bytes, &stringp); |
2507 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2508 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2509 | icon.format = 8; | |
2510 | icon.nitems = bytes; | |
2511 | } | |
9ef48a9d | 2512 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2513 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2514 | XtWindow (f->output_data.x->widget), &text); |
2515 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2516 | &icon); |
9ef48a9d | 2517 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2518 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2519 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2520 | #endif /* not USE_X_TOOLKIT */ |
96db09e4 KH |
2521 | if (!NILP (f->icon_name) |
2522 | && icon.value != XSTRING (f->icon_name)->data) | |
2523 | xfree (icon.value); | |
2524 | if (text.value != XSTRING (name)->data) | |
2525 | xfree (text.value); | |
fe24a618 | 2526 | } |
9ef48a9d | 2527 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2528 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2529 | XSTRING (name)->data); |
b9dc4443 | 2530 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2531 | XSTRING (name)->data); |
9ef48a9d | 2532 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2533 | UNBLOCK_INPUT; |
2534 | } | |
f945b920 JB |
2535 | } |
2536 | ||
2537 | /* This function should be called when the user's lisp code has | |
2538 | specified a name for the frame; the name will override any set by the | |
2539 | redisplay code. */ | |
2540 | void | |
2541 | x_explicitly_set_name (f, arg, oldval) | |
2542 | FRAME_PTR f; | |
2543 | Lisp_Object arg, oldval; | |
2544 | { | |
2545 | x_set_name (f, arg, 1); | |
2546 | } | |
2547 | ||
2548 | /* This function should be called by Emacs redisplay code to set the | |
2549 | name; names set this way will never override names set by the user's | |
2550 | lisp code. */ | |
25250031 | 2551 | void |
f945b920 JB |
2552 | x_implicitly_set_name (f, arg, oldval) |
2553 | FRAME_PTR f; | |
2554 | Lisp_Object arg, oldval; | |
2555 | { | |
2556 | x_set_name (f, arg, 0); | |
01f1ba30 | 2557 | } |
943b580d RS |
2558 | \f |
2559 | /* Change the title of frame F to NAME. | |
2560 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2561 | |
943b580d RS |
2562 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2563 | name; if NAME is a string, set F's name to NAME and set | |
2564 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2565 | ||
2566 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2567 | suggesting a new name, which lisp code should override; if | |
2568 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2569 | ||
2570 | void | |
d62c8769 | 2571 | x_set_title (f, name, old_name) |
943b580d | 2572 | struct frame *f; |
d62c8769 | 2573 | Lisp_Object name, old_name; |
943b580d RS |
2574 | { |
2575 | /* Don't change the title if it's already NAME. */ | |
2576 | if (EQ (name, f->title)) | |
2577 | return; | |
2578 | ||
2579 | update_mode_lines = 1; | |
2580 | ||
2581 | f->title = name; | |
2582 | ||
2583 | if (NILP (name)) | |
2584 | name = f->name; | |
beb403b3 | 2585 | else |
b7826503 | 2586 | CHECK_STRING (name); |
943b580d RS |
2587 | |
2588 | if (FRAME_X_WINDOW (f)) | |
2589 | { | |
2590 | BLOCK_INPUT; | |
2591 | #ifdef HAVE_X11R4 | |
2592 | { | |
2593 | XTextProperty text, icon; | |
d60660d6 | 2594 | int bytes, stringp; |
11270583 | 2595 | Lisp_Object coding_system; |
943b580d | 2596 | |
11270583 KH |
2597 | coding_system = Vlocale_coding_system; |
2598 | if (NILP (coding_system)) | |
2599 | coding_system = Qcompound_text; | |
37323f34 | 2600 | text.value = x_encode_text (name, coding_system, 0, &bytes, &stringp); |
d60660d6 | 2601 | text.encoding = (stringp ? XA_STRING |
96db09e4 | 2602 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
943b580d | 2603 | text.format = 8; |
96db09e4 | 2604 | text.nitems = bytes; |
943b580d | 2605 | |
96db09e4 KH |
2606 | if (NILP (f->icon_name)) |
2607 | { | |
2608 | icon = text; | |
2609 | } | |
2610 | else | |
2611 | { | |
37323f34 | 2612 | icon.value = x_encode_text (f->icon_name, coding_system, 0, |
d60660d6 KH |
2613 | &bytes, &stringp); |
2614 | icon.encoding = (stringp ? XA_STRING | |
96db09e4 KH |
2615 | : FRAME_X_DISPLAY_INFO (f)->Xatom_COMPOUND_TEXT); |
2616 | icon.format = 8; | |
2617 | icon.nitems = bytes; | |
2618 | } | |
943b580d RS |
2619 | #ifdef USE_X_TOOLKIT |
2620 | XSetWMName (FRAME_X_DISPLAY (f), | |
2621 | XtWindow (f->output_data.x->widget), &text); | |
2622 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2623 | &icon); | |
2624 | #else /* not USE_X_TOOLKIT */ | |
2625 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2626 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2627 | #endif /* not USE_X_TOOLKIT */ | |
96db09e4 KH |
2628 | if (!NILP (f->icon_name) |
2629 | && icon.value != XSTRING (f->icon_name)->data) | |
2630 | xfree (icon.value); | |
2631 | if (text.value != XSTRING (name)->data) | |
2632 | xfree (text.value); | |
943b580d RS |
2633 | } |
2634 | #else /* not HAVE_X11R4 */ | |
2635 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2636 | XSTRING (name)->data); | |
2637 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2638 | XSTRING (name)->data); | |
2639 | #endif /* not HAVE_X11R4 */ | |
2640 | UNBLOCK_INPUT; | |
2641 | } | |
2642 | } | |
2643 | \f | |
01f1ba30 | 2644 | void |
f676886a JB |
2645 | x_set_autoraise (f, arg, oldval) |
2646 | struct frame *f; | |
01f1ba30 JB |
2647 | Lisp_Object arg, oldval; |
2648 | { | |
f676886a | 2649 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2650 | } |
2651 | ||
2652 | void | |
f676886a JB |
2653 | x_set_autolower (f, arg, oldval) |
2654 | struct frame *f; | |
01f1ba30 JB |
2655 | Lisp_Object arg, oldval; |
2656 | { | |
f676886a | 2657 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2658 | } |
179956b9 | 2659 | |
eac358ef KH |
2660 | void |
2661 | x_set_unsplittable (f, arg, oldval) | |
2662 | struct frame *f; | |
2663 | Lisp_Object arg, oldval; | |
2664 | { | |
2665 | f->no_split = !NILP (arg); | |
2666 | } | |
2667 | ||
179956b9 | 2668 | void |
a3c87d4e | 2669 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2670 | struct frame *f; |
2671 | Lisp_Object arg, oldval; | |
2672 | { | |
1ab3d87e RS |
2673 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2674 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2675 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2676 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2677 | { |
1ab3d87e RS |
2678 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2679 | = (NILP (arg) | |
2680 | ? vertical_scroll_bar_none | |
2681 | : EQ (Qright, arg) | |
2682 | ? vertical_scroll_bar_right | |
2683 | : vertical_scroll_bar_left); | |
179956b9 | 2684 | |
cf177271 JB |
2685 | /* We set this parameter before creating the X window for the |
2686 | frame, so we can get the geometry right from the start. | |
2687 | However, if the window hasn't been created yet, we shouldn't | |
2688 | call x_set_window_size. */ | |
2689 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2690 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2691 | do_pending_window_change (0); |
179956b9 JB |
2692 | } |
2693 | } | |
4701395c KH |
2694 | |
2695 | void | |
2696 | x_set_scroll_bar_width (f, arg, oldval) | |
2697 | struct frame *f; | |
2698 | Lisp_Object arg, oldval; | |
2699 | { | |
a672c74d RS |
2700 | int wid = FONT_WIDTH (f->output_data.x->font); |
2701 | ||
dff9a538 KH |
2702 | if (NILP (arg)) |
2703 | { | |
c6e9d03b GM |
2704 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2705 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2706 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2707 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2708 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2709 | #else | |
2710 | /* Make the actual width at least 14 pixels and a multiple of a | |
2711 | character width. */ | |
a672c74d | 2712 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2713 | |
2714 | /* Use all of that space (aside from required margins) for the | |
2715 | scroll bar. */ | |
dff9a538 | 2716 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2717 | #endif |
a672c74d | 2718 | |
a90ab372 RS |
2719 | if (FRAME_X_WINDOW (f)) |
2720 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2721 | do_pending_window_change (0); |
dff9a538 KH |
2722 | } |
2723 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2724 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2725 | { |
09d8c7ac RS |
2726 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2727 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2728 | |
4701395c KH |
2729 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2730 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2731 | if (FRAME_X_WINDOW (f)) | |
2732 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2733 | } | |
dca97592 | 2734 | |
8938a4fb | 2735 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2736 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2737 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2738 | } |
333b20bb GM |
2739 | |
2740 | ||
01f1ba30 | 2741 | \f |
f676886a | 2742 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2743 | |
b7975ee4 KH |
2744 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2745 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2746 | ||
d387c960 JB |
2747 | static void |
2748 | validate_x_resource_name () | |
2749 | { | |
333b20bb | 2750 | int len = 0; |
0e78b377 RS |
2751 | /* Number of valid characters in the resource name. */ |
2752 | int good_count = 0; | |
2753 | /* Number of invalid characters in the resource name. */ | |
2754 | int bad_count = 0; | |
2755 | Lisp_Object new; | |
2756 | int i; | |
2757 | ||
498e9ac3 RS |
2758 | if (!STRINGP (Vx_resource_class)) |
2759 | Vx_resource_class = build_string (EMACS_CLASS); | |
2760 | ||
cf204347 RS |
2761 | if (STRINGP (Vx_resource_name)) |
2762 | { | |
cf204347 RS |
2763 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2764 | int i; | |
2765 | ||
fc932ac6 | 2766 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2767 | |
2768 | /* Only letters, digits, - and _ are valid in resource names. | |
2769 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2770 | for (i = 0; i < len; i++) |
2771 | { | |
2772 | int c = p[i]; | |
2773 | if (! ((c >= 'a' && c <= 'z') | |
2774 | || (c >= 'A' && c <= 'Z') | |
2775 | || (c >= '0' && c <= '9') | |
2776 | || c == '-' || c == '_')) | |
0e78b377 RS |
2777 | bad_count++; |
2778 | else | |
2779 | good_count++; | |
cf204347 RS |
2780 | } |
2781 | } | |
2782 | else | |
0e78b377 RS |
2783 | /* Not a string => completely invalid. */ |
2784 | bad_count = 5, good_count = 0; | |
2785 | ||
2786 | /* If name is valid already, return. */ | |
2787 | if (bad_count == 0) | |
2788 | return; | |
2789 | ||
2790 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2791 | if (good_count == 0 | |
2792 | || (good_count == 1 && bad_count > 0)) | |
2793 | { | |
b7975ee4 | 2794 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2795 | return; |
2796 | } | |
2797 | ||
2798 | /* Name is partly valid. Copy it and replace the invalid characters | |
2799 | with underscores. */ | |
2800 | ||
2801 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2802 | ||
2803 | for (i = 0; i < len; i++) | |
2804 | { | |
2805 | int c = XSTRING (new)->data[i]; | |
2806 | if (! ((c >= 'a' && c <= 'z') | |
2807 | || (c >= 'A' && c <= 'Z') | |
2808 | || (c >= '0' && c <= '9') | |
2809 | || c == '-' || c == '_')) | |
2810 | XSTRING (new)->data[i] = '_'; | |
2811 | } | |
d387c960 JB |
2812 | } |
2813 | ||
2814 | ||
01f1ba30 | 2815 | extern char *x_get_string_resource (); |
01f1ba30 | 2816 | |
cf177271 | 2817 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
03265352 | 2818 | doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database. |
c061c855 GM |
2819 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the |
2820 | class, where INSTANCE is the name under which Emacs was invoked, or | |
2821 | the name specified by the `-name' or `-rn' command-line arguments. | |
2822 | ||
2823 | The optional arguments COMPONENT and SUBCLASS add to the key and the | |
2824 | class, respectively. You must specify both of them or neither. | |
2825 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE' | |
7ee72033 MB |
2826 | and the class is `Emacs.CLASS.SUBCLASS'. */) |
2827 | (attribute, class, component, subclass) | |
cf177271 | 2828 | Lisp_Object attribute, class, component, subclass; |
01f1ba30 JB |
2829 | { |
2830 | register char *value; | |
2831 | char *name_key; | |
2832 | char *class_key; | |
2833 | ||
11ae94fe RS |
2834 | check_x (); |
2835 | ||
b7826503 PJ |
2836 | CHECK_STRING (attribute); |
2837 | CHECK_STRING (class); | |
cf177271 | 2838 | |
8fabe6f4 | 2839 | if (!NILP (component)) |
b7826503 | 2840 | CHECK_STRING (component); |
8fabe6f4 | 2841 | if (!NILP (subclass)) |
b7826503 | 2842 | CHECK_STRING (subclass); |
8fabe6f4 RS |
2843 | if (NILP (component) != NILP (subclass)) |
2844 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2845 | ||
d387c960 JB |
2846 | validate_x_resource_name (); |
2847 | ||
b7975ee4 KH |
2848 | /* Allocate space for the components, the dots which separate them, |
2849 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2850 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2851 | + (STRINGP (component) |
fc932ac6 RS |
2852 | ? STRING_BYTES (XSTRING (component)) : 0) |
2853 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2854 | + 3); |
2855 | ||
fc932ac6 RS |
2856 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2857 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2858 | + (STRINGP (subclass) |
fc932ac6 | 2859 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2860 | + 3); |
2861 | ||
2862 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2863 | and with `Emacs' for the class key (the general one). */ | |
2864 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2865 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2866 | |
2867 | strcat (class_key, "."); | |
2868 | strcat (class_key, XSTRING (class)->data); | |
2869 | ||
2870 | if (!NILP (component)) | |
01f1ba30 | 2871 | { |
b7975ee4 KH |
2872 | strcat (class_key, "."); |
2873 | strcat (class_key, XSTRING (subclass)->data); | |
2874 | ||
2875 | strcat (name_key, "."); | |
2876 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2877 | } |
2878 | ||
b7975ee4 KH |
2879 | strcat (name_key, "."); |
2880 | strcat (name_key, XSTRING (attribute)->data); | |
2881 | ||
b9dc4443 RS |
2882 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2883 | name_key, class_key); | |
01f1ba30 JB |
2884 | |
2885 | if (value != (char *) 0) | |
2886 | return build_string (value); | |
2887 | else | |
2888 | return Qnil; | |
2889 | } | |
2890 | ||
abb4b7ec RS |
2891 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2892 | ||
333b20bb | 2893 | Lisp_Object |
abb4b7ec RS |
2894 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2895 | struct x_display_info *dpyinfo; | |
2896 | Lisp_Object attribute, class, component, subclass; | |
2897 | { | |
2898 | register char *value; | |
2899 | char *name_key; | |
2900 | char *class_key; | |
2901 | ||
b7826503 PJ |
2902 | CHECK_STRING (attribute); |
2903 | CHECK_STRING (class); | |
abb4b7ec RS |
2904 | |
2905 | if (!NILP (component)) | |
b7826503 | 2906 | CHECK_STRING (component); |
abb4b7ec | 2907 | if (!NILP (subclass)) |
b7826503 | 2908 | CHECK_STRING (subclass); |
abb4b7ec RS |
2909 | if (NILP (component) != NILP (subclass)) |
2910 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2911 | ||
2912 | validate_x_resource_name (); | |
2913 | ||
2914 | /* Allocate space for the components, the dots which separate them, | |
2915 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2916 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2917 | + (STRINGP (component) |
fc932ac6 RS |
2918 | ? STRING_BYTES (XSTRING (component)) : 0) |
2919 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2920 | + 3); |
2921 | ||
fc932ac6 RS |
2922 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2923 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2924 | + (STRINGP (subclass) |
fc932ac6 | 2925 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2926 | + 3); |
2927 | ||
2928 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2929 | and with `Emacs' for the class key (the general one). */ | |
2930 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2931 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2932 | ||
2933 | strcat (class_key, "."); | |
2934 | strcat (class_key, XSTRING (class)->data); | |
2935 | ||
2936 | if (!NILP (component)) | |
2937 | { | |
2938 | strcat (class_key, "."); | |
2939 | strcat (class_key, XSTRING (subclass)->data); | |
2940 | ||
2941 | strcat (name_key, "."); | |
2942 | strcat (name_key, XSTRING (component)->data); | |
2943 | } | |
2944 | ||
2945 | strcat (name_key, "."); | |
2946 | strcat (name_key, XSTRING (attribute)->data); | |
2947 | ||
2948 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2949 | ||
2950 | if (value != (char *) 0) | |
2951 | return build_string (value); | |
2952 | else | |
2953 | return Qnil; | |
2954 | } | |
2955 | ||
3402e1a4 RS |
2956 | /* Used when C code wants a resource value. */ |
2957 | ||
2958 | char * | |
2959 | x_get_resource_string (attribute, class) | |
2960 | char *attribute, *class; | |
2961 | { | |
3402e1a4 RS |
2962 | char *name_key; |
2963 | char *class_key; | |
0fe92f72 | 2964 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2965 | |
2966 | /* Allocate space for the components, the dots which separate them, | |
2967 | and the final '\0'. */ | |
fc932ac6 | 2968 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2969 | + strlen (attribute) + 2); |
2970 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2971 | + strlen (class) + 2); | |
2972 | ||
2973 | sprintf (name_key, "%s.%s", | |
2974 | XSTRING (Vinvocation_name)->data, | |
2975 | attribute); | |
2976 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2977 | ||
0fe92f72 | 2978 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2979 | name_key, class_key); |
3402e1a4 RS |
2980 | } |
2981 | ||
60fb3ee1 JB |
2982 | /* Types we might convert a resource string into. */ |
2983 | enum resource_types | |
333b20bb GM |
2984 | { |
2985 | RES_TYPE_NUMBER, | |
d62c8769 | 2986 | RES_TYPE_FLOAT, |
333b20bb GM |
2987 | RES_TYPE_BOOLEAN, |
2988 | RES_TYPE_STRING, | |
2989 | RES_TYPE_SYMBOL | |
2990 | }; | |
60fb3ee1 | 2991 | |
01f1ba30 | 2992 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2993 | |
f676886a | 2994 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2995 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2996 | |
2997 | Convert the resource to the type specified by desired_type. | |
2998 | ||
f9942c9e JB |
2999 | If no default is specified, return Qunbound. If you call |
3000 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 3001 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
3002 | |
3003 | static Lisp_Object | |
abb4b7ec RS |
3004 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
3005 | struct x_display_info *dpyinfo; | |
3c254570 | 3006 | Lisp_Object alist, param; |
60fb3ee1 | 3007 | char *attribute; |
cf177271 | 3008 | char *class; |
60fb3ee1 | 3009 | enum resource_types type; |
01f1ba30 JB |
3010 | { |
3011 | register Lisp_Object tem; | |
3012 | ||
3013 | tem = Fassq (param, alist); | |
3014 | if (EQ (tem, Qnil)) | |
f676886a | 3015 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 3016 | if (EQ (tem, Qnil)) |
01f1ba30 | 3017 | { |
60fb3ee1 | 3018 | |
f9942c9e | 3019 | if (attribute) |
60fb3ee1 | 3020 | { |
abb4b7ec RS |
3021 | tem = display_x_get_resource (dpyinfo, |
3022 | build_string (attribute), | |
3023 | build_string (class), | |
3024 | Qnil, Qnil); | |
f9942c9e JB |
3025 | |
3026 | if (NILP (tem)) | |
3027 | return Qunbound; | |
3028 | ||
3029 | switch (type) | |
3030 | { | |
333b20bb | 3031 | case RES_TYPE_NUMBER: |
f9942c9e JB |
3032 | return make_number (atoi (XSTRING (tem)->data)); |
3033 | ||
d62c8769 GM |
3034 | case RES_TYPE_FLOAT: |
3035 | return make_float (atof (XSTRING (tem)->data)); | |
3036 | ||
333b20bb | 3037 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
3038 | tem = Fdowncase (tem); |
3039 | if (!strcmp (XSTRING (tem)->data, "on") | |
3040 | || !strcmp (XSTRING (tem)->data, "true")) | |
3041 | return Qt; | |
3042 | else | |
3043 | return Qnil; | |
3044 | ||
333b20bb | 3045 | case RES_TYPE_STRING: |
f9942c9e JB |
3046 | return tem; |
3047 | ||
333b20bb | 3048 | case RES_TYPE_SYMBOL: |
49795535 JB |
3049 | /* As a special case, we map the values `true' and `on' |
3050 | to Qt, and `false' and `off' to Qnil. */ | |
3051 | { | |
98381190 KH |
3052 | Lisp_Object lower; |
3053 | lower = Fdowncase (tem); | |
26ae6b61 KH |
3054 | if (!strcmp (XSTRING (lower)->data, "on") |
3055 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 3056 | return Qt; |
26ae6b61 KH |
3057 | else if (!strcmp (XSTRING (lower)->data, "off") |
3058 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
3059 | return Qnil; |
3060 | else | |
89032215 | 3061 | return Fintern (tem, Qnil); |
49795535 | 3062 | } |
f945b920 | 3063 | |
f9942c9e JB |
3064 | default: |
3065 | abort (); | |
3066 | } | |
60fb3ee1 | 3067 | } |
f9942c9e JB |
3068 | else |
3069 | return Qunbound; | |
01f1ba30 JB |
3070 | } |
3071 | return Fcdr (tem); | |
3072 | } | |
3073 | ||
e4f79258 RS |
3074 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
3075 | ||
3076 | static Lisp_Object | |
3077 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
3078 | struct frame *f; | |
3079 | Lisp_Object alist, param; | |
3080 | char *attribute; | |
3081 | char *class; | |
3082 | enum resource_types type; | |
3083 | { | |
3084 | Lisp_Object value; | |
3085 | ||
abb4b7ec RS |
3086 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
3087 | attribute, class, type); | |
e4f79258 RS |
3088 | if (! NILP (value)) |
3089 | store_frame_param (f, param, value); | |
3090 | ||
3091 | return value; | |
3092 | } | |
3093 | ||
f676886a | 3094 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
3095 | of the parameter named PROP (a Lisp symbol). |
3096 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 3097 | on the frame named NAME. |
01f1ba30 JB |
3098 | If that is not found either, use the value DEFLT. */ |
3099 | ||
3100 | static Lisp_Object | |
cf177271 | 3101 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 3102 | struct frame *f; |
01f1ba30 | 3103 | Lisp_Object alist; |
f9942c9e | 3104 | Lisp_Object prop; |
01f1ba30 JB |
3105 | Lisp_Object deflt; |
3106 | char *xprop; | |
cf177271 | 3107 | char *xclass; |
60fb3ee1 | 3108 | enum resource_types type; |
01f1ba30 | 3109 | { |
01f1ba30 JB |
3110 | Lisp_Object tem; |
3111 | ||
abb4b7ec | 3112 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 3113 | if (EQ (tem, Qunbound)) |
01f1ba30 | 3114 | tem = deflt; |
f9942c9e | 3115 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
3116 | return tem; |
3117 | } | |
333b20bb GM |
3118 | |
3119 | ||
3120 | /* Record in frame F the specified or default value according to ALIST | |
3121 | of the parameter named PROP (a Lisp symbol). If no value is | |
3122 | specified for PROP, look for an X default for XPROP on the frame | |
3123 | named NAME. If that is not found either, use the value DEFLT. */ | |
3124 | ||
3125 | static Lisp_Object | |
3126 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
3127 | foreground_p) | |
3128 | struct frame *f; | |
3129 | Lisp_Object alist; | |
3130 | Lisp_Object prop; | |
3131 | char *xprop; | |
3132 | char *xclass; | |
3133 | int foreground_p; | |
3134 | { | |
3135 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
3136 | Lisp_Object tem; | |
3137 | ||
3138 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
3139 | if (EQ (tem, Qunbound)) | |
3140 | { | |
3141 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
3142 | ||
3143 | /* See if an X resource for the scroll bar color has been | |
3144 | specified. */ | |
3145 | tem = display_x_get_resource (dpyinfo, | |
3146 | build_string (foreground_p | |
3147 | ? "foreground" | |
3148 | : "background"), | |
c0ec53ad | 3149 | empty_string, |
333b20bb | 3150 | build_string ("verticalScrollBar"), |
c0ec53ad | 3151 | empty_string); |
333b20bb GM |
3152 | if (!STRINGP (tem)) |
3153 | { | |
3154 | /* If nothing has been specified, scroll bars will use a | |
3155 | toolkit-dependent default. Because these defaults are | |
3156 | difficult to get at without actually creating a scroll | |
3157 | bar, use nil to indicate that no color has been | |
3158 | specified. */ | |
3159 | tem = Qnil; | |
3160 | } | |
3161 | ||
3162 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
3163 | ||
3164 | tem = Qnil; | |
3165 | ||
3166 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
3167 | } | |
3168 | ||
3169 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
3170 | return tem; | |
3171 | } | |
3172 | ||
3173 | ||
01f1ba30 | 3174 | \f |
8af1d7ca | 3175 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
7ee72033 | 3176 | doc: /* Parse an X-style geometry string STRING. |
c061c855 GM |
3177 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ). |
3178 | The properties returned may include `top', `left', `height', and `width'. | |
3179 | The value of `left' or `top' may be an integer, | |
3180 | or a list (+ N) meaning N pixels relative to top/left corner, | |
7ee72033 MB |
3181 | or a list (- N) meaning -N pixels relative to bottom/right corner. */) |
3182 | (string) | |
a6605e5c | 3183 | Lisp_Object string; |
01f1ba30 JB |
3184 | { |
3185 | int geometry, x, y; | |
3186 | unsigned int width, height; | |
f83f10ba | 3187 | Lisp_Object result; |
01f1ba30 | 3188 | |
b7826503 | 3189 | CHECK_STRING (string); |
01f1ba30 JB |
3190 | |
3191 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
3192 | &x, &y, &width, &height); | |
3193 | ||
f83f10ba RS |
3194 | #if 0 |
3195 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
3196 | error ("Must specify both x and y position, or neither"); | |
3197 | #endif | |
3198 | ||
3199 | result = Qnil; | |
3200 | if (geometry & XValue) | |
01f1ba30 | 3201 | { |
f83f10ba RS |
3202 | Lisp_Object element; |
3203 | ||
e1d962d7 RS |
3204 | if (x >= 0 && (geometry & XNegative)) |
3205 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
3206 | else if (x < 0 && ! (geometry & XNegative)) | |
3207 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
3208 | else |
3209 | element = Fcons (Qleft, make_number (x)); | |
3210 | result = Fcons (element, result); | |
3211 | } | |
3212 | ||
3213 | if (geometry & YValue) | |
3214 | { | |
3215 | Lisp_Object element; | |
3216 | ||
e1d962d7 RS |
3217 | if (y >= 0 && (geometry & YNegative)) |
3218 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
3219 | else if (y < 0 && ! (geometry & YNegative)) | |
3220 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
3221 | else |
3222 | element = Fcons (Qtop, make_number (y)); | |
3223 | result = Fcons (element, result); | |
01f1ba30 | 3224 | } |
f83f10ba RS |
3225 | |
3226 | if (geometry & WidthValue) | |
3227 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
3228 | if (geometry & HeightValue) | |
3229 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
3230 | ||
3231 | return result; | |
01f1ba30 JB |
3232 | } |
3233 | ||
01f1ba30 | 3234 | /* Calculate the desired size and position of this window, |
f83f10ba | 3235 | and return the flags saying which aspects were specified. |
8fc2766b RS |
3236 | |
3237 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
3238 | |
3239 | #define DEFAULT_ROWS 40 | |
3240 | #define DEFAULT_COLS 80 | |
3241 | ||
f9942c9e | 3242 | static int |
f676886a JB |
3243 | x_figure_window_size (f, parms) |
3244 | struct frame *f; | |
01f1ba30 JB |
3245 | Lisp_Object parms; |
3246 | { | |
4fe1de12 | 3247 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 3248 | long window_prompting = 0; |
abb4b7ec | 3249 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3250 | |
3251 | /* Default values if we fall through. | |
3252 | Actually, if that happens we should get | |
b9dc4443 | 3253 | window manager prompting. */ |
1ab3d87e | 3254 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 3255 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
3256 | /* Window managers expect that if program-specified |
3257 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
3258 | f->output_data.x->top_pos = 0; |
3259 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 3260 | |
333b20bb GM |
3261 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
3262 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
3263 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3264 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3265 | { |
f83f10ba RS |
3266 | if (!EQ (tem0, Qunbound)) |
3267 | { | |
b7826503 | 3268 | CHECK_NUMBER (tem0); |
f83f10ba RS |
3269 | f->height = XINT (tem0); |
3270 | } | |
3271 | if (!EQ (tem1, Qunbound)) | |
3272 | { | |
b7826503 | 3273 | CHECK_NUMBER (tem1); |
1ab3d87e | 3274 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
3275 | } |
3276 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
3277 | window_prompting |= USSize; |
3278 | else | |
3279 | window_prompting |= PSize; | |
01f1ba30 | 3280 | } |
01f1ba30 | 3281 | |
7556890b | 3282 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
3283 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
3284 | ? 0 | |
7556890b | 3285 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
b3ba0aa8 KS |
3286 | |
3287 | x_compute_fringe_widths (f, 0); | |
3288 | ||
7556890b RS |
3289 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
3290 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 3291 | |
333b20bb GM |
3292 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
3293 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
3294 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 3295 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 3296 | { |
f83f10ba RS |
3297 | if (EQ (tem0, Qminus)) |
3298 | { | |
7556890b | 3299 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3300 | window_prompting |= YNegative; |
3301 | } | |
8e713be6 KR |
3302 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
3303 | && CONSP (XCDR (tem0)) | |
3304 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3305 | { |
8e713be6 | 3306 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
3307 | window_prompting |= YNegative; |
3308 | } | |
8e713be6 KR |
3309 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
3310 | && CONSP (XCDR (tem0)) | |
3311 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 3312 | { |
8e713be6 | 3313 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 3314 | } |
f83f10ba | 3315 | else if (EQ (tem0, Qunbound)) |
7556890b | 3316 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
3317 | else |
3318 | { | |
b7826503 | 3319 | CHECK_NUMBER (tem0); |
7556890b RS |
3320 | f->output_data.x->top_pos = XINT (tem0); |
3321 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
3322 | window_prompting |= YNegative; |
3323 | } | |
3324 | ||
3325 | if (EQ (tem1, Qminus)) | |
3326 | { | |
7556890b | 3327 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3328 | window_prompting |= XNegative; |
3329 | } | |
8e713be6 KR |
3330 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
3331 | && CONSP (XCDR (tem1)) | |
3332 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3333 | { |
8e713be6 | 3334 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
3335 | window_prompting |= XNegative; |
3336 | } | |
8e713be6 KR |
3337 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
3338 | && CONSP (XCDR (tem1)) | |
3339 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 3340 | { |
8e713be6 | 3341 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 3342 | } |
f83f10ba | 3343 | else if (EQ (tem1, Qunbound)) |
7556890b | 3344 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
3345 | else |
3346 | { | |
b7826503 | 3347 | CHECK_NUMBER (tem1); |
7556890b RS |
3348 | f->output_data.x->left_pos = XINT (tem1); |
3349 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
3350 | window_prompting |= XNegative; |
3351 | } | |
3352 | ||
c3724dc2 | 3353 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
3354 | window_prompting |= USPosition; |
3355 | else | |
3356 | window_prompting |= PPosition; | |
01f1ba30 | 3357 | } |
f83f10ba | 3358 | |
49d41073 EZ |
3359 | if (f->output_data.x->want_fullscreen != FULLSCREEN_NONE) |
3360 | { | |
3361 | int left, top; | |
3362 | int width, height; | |
3363 | ||
3364 | /* It takes both for some WM:s to place it where we want */ | |
3365 | window_prompting = USPosition | PPosition; | |
3366 | x_fullscreen_adjust (f, &width, &height, &top, &left); | |
3367 | f->width = width; | |
3368 | f->height = height; | |
3369 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); | |
3370 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
3371 | f->output_data.x->left_pos = left; | |
3372 | f->output_data.x->top_pos = top; | |
3373 | } | |
3374 | ||
739f2f53 | 3375 | return window_prompting; |
01f1ba30 JB |
3376 | } |
3377 | ||
f58534a3 RS |
3378 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
3379 | ||
3380 | Status | |
3381 | XSetWMProtocols (dpy, w, protocols, count) | |
3382 | Display *dpy; | |
3383 | Window w; | |
3384 | Atom *protocols; | |
3385 | int count; | |
3386 | { | |
3387 | Atom prop; | |
3388 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
3389 | if (prop == None) return False; | |
3390 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
3391 | (unsigned char *) protocols, count); | |
3392 | return True; | |
3393 | } | |
9ef48a9d RS |
3394 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
3395 | \f | |
3396 | #ifdef USE_X_TOOLKIT | |
3397 | ||
8e3d10a9 RS |
3398 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
3399 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
3400 | already be present because of the toolkit (Motif adds some of them, |
3401 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
3402 | |
3403 | static void | |
b9dc4443 RS |
3404 | hack_wm_protocols (f, widget) |
3405 | FRAME_PTR f; | |
9ef48a9d RS |
3406 | Widget widget; |
3407 | { | |
3408 | Display *dpy = XtDisplay (widget); | |
3409 | Window w = XtWindow (widget); | |
3410 | int need_delete = 1; | |
3411 | int need_focus = 1; | |
59aa6c90 | 3412 | int need_save = 1; |
9ef48a9d RS |
3413 | |
3414 | BLOCK_INPUT; | |
3415 | { | |
3416 | Atom type, *atoms = 0; | |
3417 | int format = 0; | |
3418 | unsigned long nitems = 0; | |
3419 | unsigned long bytes_after; | |
3420 | ||
270958e8 KH |
3421 | if ((XGetWindowProperty (dpy, w, |
3422 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3423 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3424 | &type, &format, &nitems, &bytes_after, |
3425 | (unsigned char **) &atoms) | |
3426 | == Success) | |
9ef48a9d RS |
3427 | && format == 32 && type == XA_ATOM) |
3428 | while (nitems > 0) | |
3429 | { | |
3430 | nitems--; | |
b9dc4443 RS |
3431 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3432 | need_delete = 0; | |
3433 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3434 | need_focus = 0; | |
3435 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3436 | need_save = 0; | |
9ef48a9d RS |
3437 | } |
3438 | if (atoms) XFree ((char *) atoms); | |
3439 | } | |
3440 | { | |
3441 | Atom props [10]; | |
3442 | int count = 0; | |
b9dc4443 RS |
3443 | if (need_delete) |
3444 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3445 | if (need_focus) | |
3446 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3447 | if (need_save) | |
3448 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3449 | if (count) |
b9dc4443 RS |
3450 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3451 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3452 | (unsigned char *) props, count); |
3453 | } | |
3454 | UNBLOCK_INPUT; | |
3455 | } | |
3456 | #endif | |
86779fac GM |
3457 | |
3458 | ||
5a7df7d7 GM |
3459 | \f |
3460 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3461 | |
5a7df7d7 GM |
3462 | #ifdef HAVE_X_I18N |
3463 | ||
3464 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3465 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3466 | ||
3467 | ||
3468 | /* Supported XIM styles, ordered by preferenc. */ | |
3469 | ||
3470 | static XIMStyle supported_xim_styles[] = | |
3471 | { | |
3472 | XIMPreeditPosition | XIMStatusArea, | |
3473 | XIMPreeditPosition | XIMStatusNothing, | |
3474 | XIMPreeditPosition | XIMStatusNone, | |
3475 | XIMPreeditNothing | XIMStatusArea, | |
3476 | XIMPreeditNothing | XIMStatusNothing, | |
3477 | XIMPreeditNothing | XIMStatusNone, | |
3478 | XIMPreeditNone | XIMStatusArea, | |
3479 | XIMPreeditNone | XIMStatusNothing, | |
3480 | XIMPreeditNone | XIMStatusNone, | |
3481 | 0, | |
3482 | }; | |
3483 | ||
3484 | ||
3485 | /* Create an X fontset on frame F with base font name | |
3486 | BASE_FONTNAME.. */ | |
3487 | ||
3488 | static XFontSet | |
3489 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3490 | struct frame *f; |
5a7df7d7 | 3491 | char *base_fontname; |
86779fac | 3492 | { |
5a7df7d7 GM |
3493 | XFontSet xfs; |
3494 | char **missing_list; | |
3495 | int missing_count; | |
3496 | char *def_string; | |
86779fac | 3497 | |
5a7df7d7 GM |
3498 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3499 | base_fontname, &missing_list, | |
3500 | &missing_count, &def_string); | |
3501 | if (missing_list) | |
3502 | XFreeStringList (missing_list); | |
3503 | ||
3504 | /* No need to free def_string. */ | |
3505 | return xfs; | |
3506 | } | |
3507 | ||
3508 | ||
3509 | /* Value is the best input style, given user preferences USER (already | |
3510 | checked to be supported by Emacs), and styles supported by the | |
3511 | input method XIM. */ | |
3512 | ||
3513 | static XIMStyle | |
3514 | best_xim_style (user, xim) | |
3515 | XIMStyles *user; | |
3516 | XIMStyles *xim; | |
3517 | { | |
3518 | int i, j; | |
3519 | ||
3520 | for (i = 0; i < user->count_styles; ++i) | |
3521 | for (j = 0; j < xim->count_styles; ++j) | |
3522 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3523 | return user->supported_styles[i]; | |
3524 | ||
3525 | /* Return the default style. */ | |
3526 | return XIMPreeditNothing | XIMStatusNothing; | |
3527 | } | |
3528 | ||
3529 | /* Create XIC for frame F. */ | |
3530 | ||
5df79d3d GM |
3531 | static XIMStyle xic_style; |
3532 | ||
5a7df7d7 GM |
3533 | void |
3534 | create_frame_xic (f) | |
3535 | struct frame *f; | |
3536 | { | |
5a7df7d7 GM |
3537 | XIM xim; |
3538 | XIC xic = NULL; | |
3539 | XFontSet xfs = NULL; | |
86779fac | 3540 | |
5a7df7d7 GM |
3541 | if (FRAME_XIC (f)) |
3542 | return; | |
3543 | ||
3544 | xim = FRAME_X_XIM (f); | |
3545 | if (xim) | |
3546 | { | |
d9d57cb2 DL |
3547 | XRectangle s_area; |
3548 | XPoint spot; | |
5a7df7d7 GM |
3549 | XVaNestedList preedit_attr; |
3550 | XVaNestedList status_attr; | |
3551 | char *base_fontname; | |
3552 | int fontset; | |
3553 | ||
d9d57cb2 DL |
3554 | s_area.x = 0; s_area.y = 0; s_area.width = 1; s_area.height = 1; |
3555 | spot.x = 0; spot.y = 1; | |
5a7df7d7 GM |
3556 | /* Create X fontset. */ |
3557 | fontset = FRAME_FONTSET (f); | |
3558 | if (fontset < 0) | |
3559 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3560 | else | |
3561 | { | |
6ecb43ce KH |
3562 | /* Determine the base fontname from the ASCII font name of |
3563 | FONTSET. */ | |
3564 | char *ascii_font = (char *) XSTRING (fontset_ascii (fontset))->data; | |
3565 | char *p = ascii_font; | |
5a7df7d7 | 3566 | int i; |
6ecb43ce KH |
3567 | |
3568 | for (i = 0; *p; p++) | |
3569 | if (*p == '-') i++; | |
3570 | if (i != 14) | |
3571 | /* As the font name doesn't conform to XLFD, we can't | |
3572 | modify it to get a suitable base fontname for the | |
3573 | frame. */ | |
3574 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3575 | else | |
3576 | { | |
3577 | int len = strlen (ascii_font) + 1; | |
8ec8a5ec | 3578 | char *p1 = NULL; |
6ecb43ce KH |
3579 | |
3580 | for (i = 0, p = ascii_font; i < 8; p++) | |
3581 | { | |
3582 | if (*p == '-') | |
3583 | { | |
3584 | i++; | |
3585 | if (i == 3) | |
3586 | p1 = p + 1; | |
3587 | } | |
3588 | } | |
3589 | base_fontname = (char *) alloca (len); | |
3590 | bzero (base_fontname, len); | |
3591 | strcpy (base_fontname, "-*-*-"); | |
3592 | bcopy (p1, base_fontname + 5, p - p1); | |
3593 | strcat (base_fontname, "*-*-*-*-*-*-*"); | |
3594 | } | |
5a7df7d7 GM |
3595 | } |
3596 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3597 | |
5a7df7d7 GM |
3598 | /* Determine XIC style. */ |
3599 | if (xic_style == 0) | |
3600 | { | |
3601 | XIMStyles supported_list; | |
3602 | supported_list.count_styles = (sizeof supported_xim_styles | |
3603 | / sizeof supported_xim_styles[0]); | |
3604 | supported_list.supported_styles = supported_xim_styles; | |
3605 | xic_style = best_xim_style (&supported_list, | |
3606 | FRAME_X_XIM_STYLES (f)); | |
3607 | } | |
86779fac | 3608 | |
5a7df7d7 GM |
3609 | preedit_attr = XVaCreateNestedList (0, |
3610 | XNFontSet, xfs, | |
3611 | XNForeground, | |
3612 | FRAME_FOREGROUND_PIXEL (f), | |
3613 | XNBackground, | |
3614 | FRAME_BACKGROUND_PIXEL (f), | |
3615 | (xic_style & XIMPreeditPosition | |
3616 | ? XNSpotLocation | |
3617 | : NULL), | |
3618 | &spot, | |
3619 | NULL); | |
3620 | status_attr = XVaCreateNestedList (0, | |
3621 | XNArea, | |
3622 | &s_area, | |
3623 | XNFontSet, | |
3624 | xfs, | |
3625 | XNForeground, | |
3626 | FRAME_FOREGROUND_PIXEL (f), | |
3627 | XNBackground, | |
3628 | FRAME_BACKGROUND_PIXEL (f), | |
3629 | NULL); | |
3630 | ||
3631 | xic = XCreateIC (xim, | |
3632 | XNInputStyle, xic_style, | |
3633 | XNClientWindow, FRAME_X_WINDOW(f), | |
3634 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3635 | XNStatusAttributes, status_attr, | |
3636 | XNPreeditAttributes, preedit_attr, | |
3637 | NULL); | |
3638 | XFree (preedit_attr); | |
3639 | XFree (status_attr); | |
3640 | } | |
3641 | ||
3642 | FRAME_XIC (f) = xic; | |
3643 | FRAME_XIC_STYLE (f) = xic_style; | |
3644 | FRAME_XIC_FONTSET (f) = xfs; | |
86779fac GM |
3645 | } |
3646 | ||
5a7df7d7 GM |
3647 | |
3648 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3649 | ||
3650 | void | |
3651 | free_frame_xic (f) | |
3652 | struct frame *f; | |
3653 | { | |
3654 | if (FRAME_XIC (f) == NULL) | |
3655 | return; | |
3656 | ||
3657 | XDestroyIC (FRAME_XIC (f)); | |
3658 | if (FRAME_XIC_FONTSET (f)) | |
3659 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3660 | ||
3661 | FRAME_XIC (f) = NULL; | |
3662 | FRAME_XIC_FONTSET (f) = NULL; | |
3663 | } | |
3664 | ||
3665 | ||
3666 | /* Place preedit area for XIC of window W's frame to specified | |
3667 | pixel position X/Y. X and Y are relative to window W. */ | |
3668 | ||
3669 | void | |
3670 | xic_set_preeditarea (w, x, y) | |
3671 | struct window *w; | |
3672 | int x, y; | |
3673 | { | |
3674 | struct frame *f = XFRAME (w->frame); | |
3675 | XVaNestedList attr; | |
3676 | XPoint spot; | |
3677 | ||
3678 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3679 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3680 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3681 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3682 | XFree (attr); | |
3683 | } | |
3684 | ||
3685 | ||
3686 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3687 | ||
3688 | void | |
3689 | xic_set_statusarea (f) | |
3690 | struct frame *f; | |
3691 | { | |
3692 | XIC xic = FRAME_XIC (f); | |
3693 | XVaNestedList attr; | |
3694 | XRectangle area; | |
3695 | XRectangle *needed; | |
3696 | ||
3697 | /* Negotiate geometry of status area. If input method has existing | |
3698 | status area, use its current size. */ | |
3699 | area.x = area.y = area.width = area.height = 0; | |
3700 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3701 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3702 | XFree (attr); | |
3703 | ||
3704 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3705 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3706 | XFree (attr); | |
3707 | ||
3708 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3709 | { | |
3710 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3711 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3712 | XFree (attr); | |
3713 | } | |
3714 | ||
3715 | area.width = needed->width; | |
3716 | area.height = needed->height; | |
3717 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3718 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3719 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3720 | XFree (needed); | |
3721 | ||
3722 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3723 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3724 | XFree (attr); | |
3725 | } | |
3726 | ||
3727 | ||
3728 | /* Set X fontset for XIC of frame F, using base font name | |
3729 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3730 | ||
3731 | void | |
3732 | xic_set_xfontset (f, base_fontname) | |
3733 | struct frame *f; | |
3734 | char *base_fontname; | |
3735 | { | |
3736 | XVaNestedList attr; | |
3737 | XFontSet xfs; | |
3738 | ||
3739 | xfs = xic_create_xfontset (f, base_fontname); | |
3740 | ||
3741 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3742 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3743 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3744 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3745 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3746 | XFree (attr); | |
3747 | ||
3748 | if (FRAME_XIC_FONTSET (f)) | |
3749 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3750 | FRAME_XIC_FONTSET (f) = xfs; | |
3751 | } | |
3752 | ||
3753 | #endif /* HAVE_X_I18N */ | |
3754 | ||
3755 | ||
9ef48a9d | 3756 | \f |
8fc2766b RS |
3757 | #ifdef USE_X_TOOLKIT |
3758 | ||
3759 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3760 | |
01f1ba30 | 3761 | static void |
a7f7d550 FP |
3762 | x_window (f, window_prompting, minibuffer_only) |
3763 | struct frame *f; | |
3764 | long window_prompting; | |
3765 | int minibuffer_only; | |
01f1ba30 | 3766 | { |
9ef48a9d | 3767 | XClassHint class_hints; |
31ac8d8c FP |
3768 | XSetWindowAttributes attributes; |
3769 | unsigned long attribute_mask; | |
9ef48a9d RS |
3770 | Widget shell_widget; |
3771 | Widget pane_widget; | |
6c32dd68 | 3772 | Widget frame_widget; |
9ef48a9d RS |
3773 | Arg al [25]; |
3774 | int ac; | |
3775 | ||
3776 | BLOCK_INPUT; | |
3777 | ||
b7975ee4 KH |
3778 | /* Use the resource name as the top-level widget name |
3779 | for looking up resources. Make a non-Lisp copy | |
3780 | for the window manager, so GC relocation won't bother it. | |
3781 | ||
3782 | Elsewhere we specify the window name for the window manager. */ | |
3783 | ||
cca176a0 | 3784 | { |
b7975ee4 KH |
3785 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3786 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3787 | strcpy (f->namebuf, str); |
3788 | } | |
9ef48a9d RS |
3789 | |
3790 | ac = 0; | |
3791 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3792 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3793 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3794 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
9b2956e2 GM |
3795 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3796 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3797 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
cca176a0 | 3798 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3799 | applicationShellWidgetClass, |
82c90203 | 3800 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3801 | |
7556890b | 3802 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3803 | /* maybe_set_screen_title_format (shell_widget); */ |
3804 | ||
6c32dd68 PR |
3805 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3806 | (widget_value *) NULL, | |
3807 | shell_widget, False, | |
3808 | (lw_callback) NULL, | |
3809 | (lw_callback) NULL, | |
b6e11efd | 3810 | (lw_callback) NULL, |
6c32dd68 | 3811 | (lw_callback) NULL); |
9ef48a9d | 3812 | |
9b2956e2 GM |
3813 | ac = 0; |
3814 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; | |
3815 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3816 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3817 | XtSetValues (pane_widget, al, ac); | |
7556890b | 3818 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3819 | |
9ef48a9d | 3820 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3821 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3822 | |
3823 | ac = 0; | |
3824 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3825 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3826 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3827 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3828 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
9b2956e2 GM |
3829 | XtSetArg (al[ac], XtNvisual, FRAME_X_VISUAL (f)); ac++; |
3830 | XtSetArg (al[ac], XtNdepth, FRAME_X_DISPLAY_INFO (f)->n_planes); ac++; | |
3831 | XtSetArg (al[ac], XtNcolormap, FRAME_X_COLORMAP (f)); ac++; | |
3832 | frame_widget = XtCreateWidget (f->namebuf, emacsFrameClass, pane_widget, | |
3833 | al, ac); | |
9ef48a9d | 3834 | |
7556890b | 3835 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3836 | |
6c32dd68 | 3837 | XtManageChild (frame_widget); |
a7f7d550 FP |
3838 | |
3839 | /* Do some needed geometry management. */ | |
3840 | { | |
3841 | int len; | |
3842 | char *tem, shell_position[32]; | |
3843 | Arg al[2]; | |
3844 | int ac = 0; | |
5031cc10 | 3845 | int extra_borders = 0; |
8fc2766b | 3846 | int menubar_size |
7556890b RS |
3847 | = (f->output_data.x->menubar_widget |
3848 | ? (f->output_data.x->menubar_widget->core.height | |
3849 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3850 | : 0); |
a7f7d550 | 3851 | |
f7008aff RS |
3852 | #if 0 /* Experimentally, we now get the right results |
3853 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3854 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3855 | { | |
dd254b21 | 3856 | Dimension ibw = 0; |
01cbdba5 RS |
3857 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3858 | menubar_size += ibw; | |
3859 | } | |
f7008aff | 3860 | #endif |
01cbdba5 | 3861 | |
7556890b | 3862 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3863 | |
440b0bfd | 3864 | #ifndef USE_LUCID |
5031cc10 KH |
3865 | /* Motif seems to need this amount added to the sizes |
3866 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3867 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3868 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3869 | &extra_borders, NULL); | |
3870 | extra_borders *= 2; | |
3871 | #endif | |
5031cc10 | 3872 | |
97787173 RS |
3873 | /* Convert our geometry parameters into a geometry string |
3874 | and specify it. | |
3875 | Note that we do not specify here whether the position | |
3876 | is a user-specified or program-specified one. | |
3877 | We pass that information later, in x_wm_set_size_hints. */ | |
3878 | { | |
7556890b | 3879 | int left = f->output_data.x->left_pos; |
97787173 | 3880 | int xneg = window_prompting & XNegative; |
7556890b | 3881 | int top = f->output_data.x->top_pos; |
97787173 RS |
3882 | int yneg = window_prompting & YNegative; |
3883 | if (xneg) | |
3884 | left = -left; | |
3885 | if (yneg) | |
3886 | top = -top; | |
c760f47e KH |
3887 | |
3888 | if (window_prompting & USPosition) | |
5031cc10 KH |
3889 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3890 | PIXEL_WIDTH (f) + extra_borders, | |
3891 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3892 | (xneg ? '-' : '+'), left, |
3893 | (yneg ? '-' : '+'), top); | |
3894 | else | |
5031cc10 KH |
3895 | sprintf (shell_position, "=%dx%d", |
3896 | PIXEL_WIDTH (f) + extra_borders, | |
3897 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3898 | } |
3899 | ||
a7f7d550 | 3900 | len = strlen (shell_position) + 1; |
77110caa RS |
3901 | /* We don't free this because we don't know whether |
3902 | it is safe to free it while the frame exists. | |
3903 | It isn't worth the trouble of arranging to free it | |
3904 | when the frame is deleted. */ | |
a7f7d550 FP |
3905 | tem = (char *) xmalloc (len); |
3906 | strncpy (tem, shell_position, len); | |
3907 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3908 | XtSetValues (shell_widget, al, ac); | |
3909 | } | |
3910 | ||
9ef48a9d RS |
3911 | XtManageChild (pane_widget); |
3912 | XtRealizeWidget (shell_widget); | |
3913 | ||
6c32dd68 | 3914 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3915 | |
3916 | validate_x_resource_name (); | |
b7975ee4 | 3917 | |
9ef48a9d | 3918 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3919 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3920 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3921 | |
3922 | #ifdef HAVE_X_I18N | |
3923 | FRAME_XIC (f) = NULL; | |
4bd777b8 | 3924 | #ifdef USE_XIM |
5a7df7d7 | 3925 | create_frame_xic (f); |
4bd777b8 | 3926 | #endif |
5a7df7d7 | 3927 | #endif |
64d16748 | 3928 | |
7556890b RS |
3929 | f->output_data.x->wm_hints.input = True; |
3930 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3931 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3932 | &f->output_data.x->wm_hints); |
b8228beb | 3933 | |
c4ec904f | 3934 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3935 | |
6c32dd68 PR |
3936 | #ifdef HACK_EDITRES |
3937 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3938 | #endif | |
3939 | ||
9ef48a9d | 3940 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3941 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3942 | be initialized to something relevant to the time we created the window. |
3943 | */ | |
6c32dd68 | 3944 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3945 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3946 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3947 | (unsigned char*) NULL, 0); |
3948 | ||
5a7df7d7 | 3949 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3950 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3951 | |
3952 | #ifdef HAVE_X_I18N | |
3953 | if (FRAME_XIC (f)) | |
3954 | { | |
3955 | /* XIM server might require some X events. */ | |
3956 | unsigned long fevent = NoEventMask; | |
3957 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3958 | attributes.event_mask |= fevent; | |
3959 | } | |
3960 | #endif /* HAVE_X_I18N */ | |
3961 | ||
31ac8d8c FP |
3962 | attribute_mask = CWEventMask; |
3963 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3964 | attribute_mask, &attributes); | |
3965 | ||
6c32dd68 | 3966 | XtMapWidget (frame_widget); |
9ef48a9d | 3967 | |
8fc2766b RS |
3968 | /* x_set_name normally ignores requests to set the name if the |
3969 | requested name is the same as the current name. This is the one | |
3970 | place where that assumption isn't correct; f->name is set, but | |
3971 | the X server hasn't been told. */ | |
3972 | { | |
3973 | Lisp_Object name; | |
3974 | int explicit = f->explicit_name; | |
3975 | ||
3976 | f->explicit_name = 0; | |
3977 | name = f->name; | |
3978 | f->name = Qnil; | |
3979 | x_set_name (f, name, explicit); | |
3980 | } | |
3981 | ||
b9dc4443 | 3982 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3983 | f->output_data.x->text_cursor); |
8fc2766b RS |
3984 | |
3985 | UNBLOCK_INPUT; | |
3986 | ||
495fa05e GM |
3987 | /* This is a no-op, except under Motif. Make sure main areas are |
3988 | set to something reasonable, in case we get an error later. */ | |
3989 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3990 | } |
3991 | ||
9ef48a9d RS |
3992 | #else /* not USE_X_TOOLKIT */ |
3993 | ||
8fc2766b RS |
3994 | /* Create and set up the X window for frame F. */ |
3995 | ||
201d8c78 | 3996 | void |
8fc2766b RS |
3997 | x_window (f) |
3998 | struct frame *f; | |
3999 | ||
4000 | { | |
4001 | XClassHint class_hints; | |
4002 | XSetWindowAttributes attributes; | |
4003 | unsigned long attribute_mask; | |
4004 | ||
7556890b RS |
4005 | attributes.background_pixel = f->output_data.x->background_pixel; |
4006 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
4007 | attributes.bit_gravity = StaticGravity; |
4008 | attributes.backing_store = NotUseful; | |
4009 | attributes.save_under = True; | |
4010 | attributes.event_mask = STANDARD_EVENT_SET; | |
9b2956e2 GM |
4011 | attributes.colormap = FRAME_X_COLORMAP (f); |
4012 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask | |
4013 | | CWColormap); | |
01f1ba30 JB |
4014 | |
4015 | BLOCK_INPUT; | |
fe24a618 | 4016 | FRAME_X_WINDOW (f) |
b9dc4443 | 4017 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
4018 | f->output_data.x->parent_desc, |
4019 | f->output_data.x->left_pos, | |
4020 | f->output_data.x->top_pos, | |
f676886a | 4021 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 4022 | f->output_data.x->border_width, |
01f1ba30 JB |
4023 | CopyFromParent, /* depth */ |
4024 | InputOutput, /* class */ | |
383d6ffc | 4025 | FRAME_X_VISUAL (f), |
01f1ba30 | 4026 | attribute_mask, &attributes); |
5a7df7d7 GM |
4027 | |
4028 | #ifdef HAVE_X_I18N | |
4bd777b8 | 4029 | #ifdef USE_XIM |
5a7df7d7 GM |
4030 | create_frame_xic (f); |
4031 | if (FRAME_XIC (f)) | |
4032 | { | |
4033 | /* XIM server might require some X events. */ | |
4034 | unsigned long fevent = NoEventMask; | |
4035 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
4036 | attributes.event_mask |= fevent; | |
4037 | attribute_mask = CWEventMask; | |
4038 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4039 | attribute_mask, &attributes); | |
4040 | } | |
4bd777b8 | 4041 | #endif |
5a7df7d7 GM |
4042 | #endif /* HAVE_X_I18N */ |
4043 | ||
d387c960 | 4044 | validate_x_resource_name (); |
b7975ee4 | 4045 | |
d387c960 | 4046 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 4047 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 4048 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 4049 | |
00983aba KH |
4050 | /* The menubar is part of the ordinary display; |
4051 | it does not count in addition to the height of the window. */ | |
7556890b | 4052 | f->output_data.x->menubar_height = 0; |
00983aba | 4053 | |
179956b9 JB |
4054 | /* This indicates that we use the "Passive Input" input model. |
4055 | Unless we do this, we don't get the Focus{In,Out} events that we | |
4056 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 4057 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 4058 | |
7556890b RS |
4059 | f->output_data.x->wm_hints.input = True; |
4060 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 4061 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 4062 | &f->output_data.x->wm_hints); |
6d078211 | 4063 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 4064 | |
032e4ebe RS |
4065 | /* Request "save yourself" and "delete window" commands from wm. */ |
4066 | { | |
4067 | Atom protocols[2]; | |
b9dc4443 RS |
4068 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
4069 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
4070 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 4071 | } |
9ef48a9d | 4072 | |
e373f201 JB |
4073 | /* x_set_name normally ignores requests to set the name if the |
4074 | requested name is the same as the current name. This is the one | |
4075 | place where that assumption isn't correct; f->name is set, but | |
4076 | the X server hasn't been told. */ | |
4077 | { | |
98381190 | 4078 | Lisp_Object name; |
cf177271 | 4079 | int explicit = f->explicit_name; |
e373f201 | 4080 | |
cf177271 | 4081 | f->explicit_name = 0; |
98381190 KH |
4082 | name = f->name; |
4083 | f->name = Qnil; | |
cf177271 | 4084 | x_set_name (f, name, explicit); |
e373f201 JB |
4085 | } |
4086 | ||
b9dc4443 | 4087 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 4088 | f->output_data.x->text_cursor); |
9ef48a9d | 4089 | |
01f1ba30 JB |
4090 | UNBLOCK_INPUT; |
4091 | ||
fe24a618 | 4092 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 4093 | error ("Unable to create window"); |
01f1ba30 JB |
4094 | } |
4095 | ||
8fc2766b RS |
4096 | #endif /* not USE_X_TOOLKIT */ |
4097 | ||
01f1ba30 JB |
4098 | /* Handle the icon stuff for this window. Perhaps later we might |
4099 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 4100 | well. */ |
01f1ba30 JB |
4101 | |
4102 | static void | |
f676886a JB |
4103 | x_icon (f, parms) |
4104 | struct frame *f; | |
01f1ba30 JB |
4105 | Lisp_Object parms; |
4106 | { | |
f9942c9e | 4107 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 4108 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
4109 | |
4110 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 4111 | icons in an icon window. */ |
333b20bb GM |
4112 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
4113 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 4114 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 4115 | { |
b7826503 PJ |
4116 | CHECK_NUMBER (icon_x); |
4117 | CHECK_NUMBER (icon_y); | |
01f1ba30 | 4118 | } |
f9942c9e | 4119 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 4120 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 4121 | |
f9942c9e JB |
4122 | BLOCK_INPUT; |
4123 | ||
fe24a618 JB |
4124 | if (! EQ (icon_x, Qunbound)) |
4125 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 4126 | |
01f1ba30 | 4127 | /* Start up iconic or window? */ |
49795535 | 4128 | x_wm_set_window_state |
333b20bb GM |
4129 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
4130 | Qicon) | |
49795535 JB |
4131 | ? IconicState |
4132 | : NormalState)); | |
01f1ba30 | 4133 | |
f468da95 RS |
4134 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
4135 | ? f->icon_name | |
4136 | : f->name))->data); | |
80534dd6 | 4137 | |
01f1ba30 JB |
4138 | UNBLOCK_INPUT; |
4139 | } | |
4140 | ||
b243755a | 4141 | /* Make the GCs needed for this window, setting the |
01f1ba30 JB |
4142 | background, border and mouse colors; also create the |
4143 | mouse cursor and the gray border tile. */ | |
4144 | ||
f945b920 JB |
4145 | static char cursor_bits[] = |
4146 | { | |
4147 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4148 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4149 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
4150 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
4151 | }; | |
4152 | ||
01f1ba30 | 4153 | static void |
f676886a JB |
4154 | x_make_gc (f) |
4155 | struct frame *f; | |
01f1ba30 JB |
4156 | { |
4157 | XGCValues gc_values; | |
01f1ba30 | 4158 | |
6afb1d07 JB |
4159 | BLOCK_INPUT; |
4160 | ||
b243755a | 4161 | /* Create the GCs of this frame. |
9ef48a9d | 4162 | Note that many default values are used. */ |
01f1ba30 JB |
4163 | |
4164 | /* Normal video */ | |
7556890b RS |
4165 | gc_values.font = f->output_data.x->font->fid; |
4166 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
4167 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 4168 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
959e647d GM |
4169 | f->output_data.x->normal_gc |
4170 | = XCreateGC (FRAME_X_DISPLAY (f), | |
4171 | FRAME_X_WINDOW (f), | |
4172 | GCLineWidth | GCFont | GCForeground | GCBackground, | |
4173 | &gc_values); | |
01f1ba30 | 4174 | |
b9dc4443 | 4175 | /* Reverse video style. */ |
7556890b RS |
4176 | gc_values.foreground = f->output_data.x->background_pixel; |
4177 | gc_values.background = f->output_data.x->foreground_pixel; | |
959e647d GM |
4178 | f->output_data.x->reverse_gc |
4179 | = XCreateGC (FRAME_X_DISPLAY (f), | |
4180 | FRAME_X_WINDOW (f), | |
4181 | GCFont | GCForeground | GCBackground | GCLineWidth, | |
4182 | &gc_values); | |
01f1ba30 | 4183 | |
9ef48a9d | 4184 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
4185 | gc_values.foreground = f->output_data.x->background_pixel; |
4186 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
4187 | gc_values.fill_style = FillOpaqueStippled; |
4188 | gc_values.stipple | |
b9dc4443 RS |
4189 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
4190 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 4191 | cursor_bits, 16, 16); |
7556890b | 4192 | f->output_data.x->cursor_gc |
b9dc4443 | 4193 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 4194 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 4195 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
4196 | &gc_values); |
4197 | ||
333b20bb GM |
4198 | /* Reliefs. */ |
4199 | f->output_data.x->white_relief.gc = 0; | |
4200 | f->output_data.x->black_relief.gc = 0; | |
4201 | ||
01f1ba30 | 4202 | /* Create the gray border tile used when the pointer is not in |
f676886a | 4203 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 4204 | this must be done on a per-frame basis. */ |
7556890b | 4205 | f->output_data.x->border_tile |
d043f1a4 | 4206 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 4207 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 4208 | gray_bits, gray_width, gray_height, |
7556890b RS |
4209 | f->output_data.x->foreground_pixel, |
4210 | f->output_data.x->background_pixel, | |
ab452f99 | 4211 | DefaultDepth (FRAME_X_DISPLAY (f), FRAME_X_SCREEN_NUMBER (f)))); |
6afb1d07 JB |
4212 | |
4213 | UNBLOCK_INPUT; | |
01f1ba30 | 4214 | } |
01f1ba30 | 4215 | |
959e647d GM |
4216 | |
4217 | /* Free what was was allocated in x_make_gc. */ | |
4218 | ||
4219 | void | |
4220 | x_free_gcs (f) | |
4221 | struct frame *f; | |
4222 | { | |
4223 | Display *dpy = FRAME_X_DISPLAY (f); | |
4224 | ||
4225 | BLOCK_INPUT; | |
4226 | ||
4227 | if (f->output_data.x->normal_gc) | |
4228 | { | |
4229 | XFreeGC (dpy, f->output_data.x->normal_gc); | |
4230 | f->output_data.x->normal_gc = 0; | |
4231 | } | |
4232 | ||
4233 | if (f->output_data.x->reverse_gc) | |
4234 | { | |
4235 | XFreeGC (dpy, f->output_data.x->reverse_gc); | |
4236 | f->output_data.x->reverse_gc = 0; | |
4237 | } | |
4238 | ||
4239 | if (f->output_data.x->cursor_gc) | |
4240 | { | |
4241 | XFreeGC (dpy, f->output_data.x->cursor_gc); | |
4242 | f->output_data.x->cursor_gc = 0; | |
4243 | } | |
4244 | ||
4245 | if (f->output_data.x->border_tile) | |
4246 | { | |
4247 | XFreePixmap (dpy, f->output_data.x->border_tile); | |
4248 | f->output_data.x->border_tile = 0; | |
4249 | } | |
4250 | ||
4251 | UNBLOCK_INPUT; | |
4252 | } | |
4253 | ||
4254 | ||
eaf1eea9 GM |
4255 | /* Handler for signals raised during x_create_frame and |
4256 | x_create_top_frame. FRAME is the frame which is partially | |
4257 | constructed. */ | |
4258 | ||
4259 | static Lisp_Object | |
4260 | unwind_create_frame (frame) | |
4261 | Lisp_Object frame; | |
4262 | { | |
4263 | struct frame *f = XFRAME (frame); | |
4264 | ||
4265 | /* If frame is ``official'', nothing to do. */ | |
4266 | if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame)) | |
4267 | { | |
f1d2ce7f | 4268 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4269 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
4270 | #endif | |
4271 | ||
4272 | x_free_frame_resources (f); | |
4273 | ||
4274 | /* Check that reference counts are indeed correct. */ | |
4275 | xassert (dpyinfo->reference_count == dpyinfo_refcount); | |
4276 | xassert (dpyinfo->image_cache->refcount == image_cache_refcount); | |
c844a81a | 4277 | return Qt; |
eaf1eea9 GM |
4278 | } |
4279 | ||
4280 | return Qnil; | |
4281 | } | |
4282 | ||
4283 | ||
f676886a | 4284 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 4285 | 1, 1, 0, |
7ee72033 | 4286 | doc: /* Make a new X window, which is called a "frame" in Emacs terms. |
c061c855 GM |
4287 | Returns an Emacs frame object. |
4288 | ALIST is an alist of frame parameters. | |
4289 | If the parameters specify that the frame should not have a minibuffer, | |
4290 | and do not specify a specific minibuffer window to use, | |
4291 | then `default-minibuffer-frame' must be a frame whose minibuffer can | |
4292 | be shared by the new frame. | |
4293 | ||
7ee72033 MB |
4294 | This function is an internal primitive--use `make-frame' instead. */) |
4295 | (parms) | |
01f1ba30 JB |
4296 | Lisp_Object parms; |
4297 | { | |
f676886a | 4298 | struct frame *f; |
2365c027 | 4299 | Lisp_Object frame, tem; |
01f1ba30 JB |
4300 | Lisp_Object name; |
4301 | int minibuffer_only = 0; | |
4302 | long window_prompting = 0; | |
4303 | int width, height; | |
eaf1eea9 | 4304 | int count = BINDING_STACK_SIZE (); |
ecaca587 | 4305 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 4306 | Lisp_Object display; |
333b20bb | 4307 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 4308 | Lisp_Object parent; |
e557f19d | 4309 | struct kboard *kb; |
01f1ba30 | 4310 | |
11ae94fe | 4311 | check_x (); |
01f1ba30 | 4312 | |
b7975ee4 KH |
4313 | /* Use this general default value to start with |
4314 | until we know if this frame has a specified name. */ | |
4315 | Vx_resource_name = Vinvocation_name; | |
4316 | ||
333b20bb | 4317 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
4318 | if (EQ (display, Qunbound)) |
4319 | display = Qnil; | |
4320 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
4321 | #ifdef MULTI_KBOARD |
4322 | kb = dpyinfo->kboard; | |
4323 | #else | |
4324 | kb = &the_only_kboard; | |
4325 | #endif | |
b9dc4443 | 4326 | |
333b20bb | 4327 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 4328 | if (!STRINGP (name) |
cf177271 JB |
4329 | && ! EQ (name, Qunbound) |
4330 | && ! NILP (name)) | |
08a90d6a | 4331 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 4332 | |
b7975ee4 KH |
4333 | if (STRINGP (name)) |
4334 | Vx_resource_name = name; | |
4335 | ||
a59e4f3d | 4336 | /* See if parent window is specified. */ |
333b20bb | 4337 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
4338 | if (EQ (parent, Qunbound)) |
4339 | parent = Qnil; | |
4340 | if (! NILP (parent)) | |
b7826503 | 4341 | CHECK_NUMBER (parent); |
a59e4f3d | 4342 | |
ecaca587 RS |
4343 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
4344 | /* No need to protect DISPLAY because that's not used after passing | |
4345 | it to make_frame_without_minibuffer. */ | |
4346 | frame = Qnil; | |
4347 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
4348 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
4349 | RES_TYPE_SYMBOL); | |
f9942c9e | 4350 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 4351 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 4352 | else if (EQ (tem, Qonly)) |
01f1ba30 | 4353 | { |
f676886a | 4354 | f = make_minibuffer_frame (); |
01f1ba30 JB |
4355 | minibuffer_only = 1; |
4356 | } | |
6a5e54e2 | 4357 | else if (WINDOWP (tem)) |
2526c290 | 4358 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
4359 | else |
4360 | f = make_frame (1); | |
01f1ba30 | 4361 | |
ecaca587 RS |
4362 | XSETFRAME (frame, f); |
4363 | ||
a3c87d4e JB |
4364 | /* Note that X Windows does support scroll bars. */ |
4365 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 4366 | |
08a90d6a | 4367 | f->output_method = output_x_window; |
7556890b RS |
4368 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
4369 | bzero (f->output_data.x, sizeof (struct x_output)); | |
4370 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 4371 | f->output_data.x->fontset = -1; |
333b20bb GM |
4372 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
4373 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
4374 | #ifdef USE_TOOLKIT_SCROLL_BARS |
4375 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
4376 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
4377 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
eaf1eea9 | 4378 | record_unwind_protect (unwind_create_frame, frame); |
08a90d6a | 4379 | |
f468da95 | 4380 | f->icon_name |
333b20bb GM |
4381 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
4382 | RES_TYPE_STRING); | |
f468da95 RS |
4383 | if (! STRINGP (f->icon_name)) |
4384 | f->icon_name = Qnil; | |
80534dd6 | 4385 | |
08a90d6a | 4386 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
f1d2ce7f | 4387 | #if GLYPH_DEBUG |
eaf1eea9 GM |
4388 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
4389 | dpyinfo_refcount = dpyinfo->reference_count; | |
4390 | #endif /* GLYPH_DEBUG */ | |
73410c76 | 4391 | #ifdef MULTI_KBOARD |
e557f19d | 4392 | FRAME_KBOARD (f) = kb; |
73410c76 | 4393 | #endif |
08a90d6a | 4394 | |
9b2956e2 GM |
4395 | /* These colors will be set anyway later, but it's important |
4396 | to get the color reference counts right, so initialize them! */ | |
4397 | { | |
4398 | Lisp_Object black; | |
4399 | struct gcpro gcpro1; | |
cefecbcf GM |
4400 | |
4401 | /* Function x_decode_color can signal an error. Make | |
4402 | sure to initialize color slots so that we won't try | |
4403 | to free colors we haven't allocated. */ | |
4404 | f->output_data.x->foreground_pixel = -1; | |
4405 | f->output_data.x->background_pixel = -1; | |
4406 | f->output_data.x->cursor_pixel = -1; | |
4407 | f->output_data.x->cursor_foreground_pixel = -1; | |
4408 | f->output_data.x->border_pixel = -1; | |
4409 | f->output_data.x->mouse_pixel = -1; | |
9b2956e2 GM |
4410 | |
4411 | black = build_string ("black"); | |
4412 | GCPRO1 (black); | |
4413 | f->output_data.x->foreground_pixel | |
4414 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4415 | f->output_data.x->background_pixel | |
4416 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4417 | f->output_data.x->cursor_pixel | |
4418 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4419 | f->output_data.x->cursor_foreground_pixel | |
4420 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4421 | f->output_data.x->border_pixel | |
4422 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4423 | f->output_data.x->mouse_pixel | |
4424 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
4425 | UNGCPRO; | |
4426 | } | |
4427 | ||
a59e4f3d RS |
4428 | /* Specify the parent under which to make this X window. */ |
4429 | ||
4430 | if (!NILP (parent)) | |
4431 | { | |
8c239ac3 | 4432 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 4433 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
4434 | } |
4435 | else | |
4436 | { | |
7556890b RS |
4437 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
4438 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
4439 | } |
4440 | ||
cf177271 JB |
4441 | /* Set the name; the functions to which we pass f expect the name to |
4442 | be set. */ | |
4443 | if (EQ (name, Qunbound) || NILP (name)) | |
4444 | { | |
08a90d6a | 4445 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
4446 | f->explicit_name = 0; |
4447 | } | |
4448 | else | |
4449 | { | |
4450 | f->name = name; | |
4451 | f->explicit_name = 1; | |
9ef48a9d RS |
4452 | /* use the frame's title when getting resources for this frame. */ |
4453 | specbind (Qx_resource_name, name); | |
cf177271 | 4454 | } |
01f1ba30 | 4455 | |
01f1ba30 JB |
4456 | /* Extract the window parameters from the supplied values |
4457 | that are needed to determine window geometry. */ | |
d387c960 JB |
4458 | { |
4459 | Lisp_Object font; | |
4460 | ||
333b20bb | 4461 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 4462 | |
6817eab4 | 4463 | BLOCK_INPUT; |
e5e548e3 RS |
4464 | /* First, try whatever font the caller has specified. */ |
4465 | if (STRINGP (font)) | |
942ea06d | 4466 | { |
49965a29 | 4467 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
4468 | if (STRINGP (tem)) |
4469 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
4470 | else |
4471 | font = x_new_font (f, XSTRING (font)->data); | |
4472 | } | |
333b20bb | 4473 | |
e5e548e3 | 4474 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
4475 | if (!STRINGP (font)) |
4476 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 4477 | if (!STRINGP (font)) |
a6ac02af | 4478 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 4479 | if (! STRINGP (font)) |
a6ac02af | 4480 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
4481 | if (! STRINGP (font)) |
4482 | /* This was formerly the first thing tried, but it finds too many fonts | |
4483 | and takes too long. */ | |
4484 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
4485 | /* If those didn't work, look for something which will at least work. */ | |
4486 | if (! STRINGP (font)) | |
a6ac02af | 4487 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
4488 | UNBLOCK_INPUT; |
4489 | if (! STRINGP (font)) | |
e5e548e3 RS |
4490 | font = build_string ("fixed"); |
4491 | ||
477f8642 | 4492 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 4493 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 4494 | } |
9ef48a9d | 4495 | |
e3881aa0 | 4496 | #ifdef USE_LUCID |
82c90203 RS |
4497 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
4498 | whereby it fails to get any font. */ | |
7556890b | 4499 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 4500 | #endif |
82c90203 | 4501 | |
cf177271 | 4502 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
4503 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
4504 | ||
4e397688 | 4505 | /* This defaults to 1 in order to match xterm. We recognize either |
ddf768c3 JB |
4506 | internalBorderWidth or internalBorder (which is what xterm calls |
4507 | it). */ | |
4508 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
4509 | { | |
4510 | Lisp_Object value; | |
4511 | ||
abb4b7ec | 4512 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 4513 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
4514 | if (! EQ (value, Qunbound)) |
4515 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
4516 | parms); | |
4517 | } | |
dca97592 | 4518 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
4519 | "internalBorderWidth", "internalBorderWidth", |
4520 | RES_TYPE_NUMBER); | |
1ab3d87e | 4521 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
4522 | "verticalScrollBars", "ScrollBars", |
4523 | RES_TYPE_SYMBOL); | |
01f1ba30 | 4524 | |
b9dc4443 | 4525 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 4526 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 4527 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 4528 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 4529 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 4530 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 4531 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4532 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 4533 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 4534 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 4535 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
4536 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
4537 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
563b67aa GM |
4538 | x_default_parameter (f, parms, Qline_spacing, Qnil, |
4539 | "lineSpacing", "LineSpacing", RES_TYPE_NUMBER); | |
b3ba0aa8 KS |
4540 | x_default_parameter (f, parms, Qleft_fringe, Qnil, |
4541 | "leftFringe", "LeftFringe", RES_TYPE_NUMBER); | |
4542 | x_default_parameter (f, parms, Qright_fringe, Qnil, | |
4543 | "rightFringe", "RightFringe", RES_TYPE_NUMBER); | |
333b20bb GM |
4544 | |
4545 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4546 | "scrollBarForeground", | |
4547 | "ScrollBarForeground", 1); | |
4548 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4549 | "scrollBarBackground", | |
4550 | "ScrollBarBackground", 0); | |
4551 | ||
4552 | /* Init faces before x_default_parameter is called for scroll-bar | |
4553 | parameters because that function calls x_set_scroll_bar_width, | |
4554 | which calls change_frame_size, which calls Fset_window_buffer, | |
4555 | which runs hooks, which call Fvertical_motion. At the end, we | |
4556 | end up in init_iterator with a null face cache, which should not | |
4557 | happen. */ | |
4558 | init_frame_faces (f); | |
4559 | ||
c7bcb20d | 4560 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4561 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
e33455ca | 4562 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (1), |
333b20bb | 4563 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4564 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4565 | "bufferPredicate", "BufferPredicate", |
4566 | RES_TYPE_SYMBOL); | |
c2304e02 | 4567 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4568 | "title", "Title", RES_TYPE_STRING); |
ea0a1f53 GM |
4569 | x_default_parameter (f, parms, Qwait_for_wm, Qt, |
4570 | "waitForWM", "WaitForWM", RES_TYPE_BOOLEAN); | |
49d41073 EZ |
4571 | x_default_parameter (f, parms, Qfullscreen, Qnil, |
4572 | "fullscreen", "Fullscreen", RES_TYPE_SYMBOL); | |
90eb1019 | 4573 | |
7556890b | 4574 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
35f59f6b GM |
4575 | |
4576 | /* Add the tool-bar height to the initial frame height so that the | |
4577 | user gets a text display area of the size he specified with -g or | |
4578 | via .Xdefaults. Later changes of the tool-bar height don't | |
4579 | change the frame size. This is done so that users can create | |
4580 | tall Emacs frames without having to guess how tall the tool-bar | |
4581 | will get. */ | |
4582 | if (FRAME_TOOL_BAR_LINES (f)) | |
4583 | { | |
4584 | int margin, relief, bar_height; | |
4585 | ||
8ed86491 | 4586 | relief = (tool_bar_button_relief >= 0 |
35f59f6b GM |
4587 | ? tool_bar_button_relief |
4588 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF); | |
4589 | ||
4590 | if (INTEGERP (Vtool_bar_button_margin) | |
4591 | && XINT (Vtool_bar_button_margin) > 0) | |
4592 | margin = XFASTINT (Vtool_bar_button_margin); | |
4593 | else if (CONSP (Vtool_bar_button_margin) | |
4594 | && INTEGERP (XCDR (Vtool_bar_button_margin)) | |
4595 | && XINT (XCDR (Vtool_bar_button_margin)) > 0) | |
4596 | margin = XFASTINT (XCDR (Vtool_bar_button_margin)); | |
4597 | else | |
4598 | margin = 0; | |
4599 | ||
4600 | bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief; | |
4601 | f->height += (bar_height + CANON_Y_UNIT (f) - 1) / CANON_Y_UNIT (f); | |
4602 | } | |
4603 | ||
4604 | /* Compute the size of the X window. */ | |
f676886a | 4605 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4606 | |
f83f10ba | 4607 | if (window_prompting & XNegative) |
2365c027 | 4608 | { |
f83f10ba | 4609 | if (window_prompting & YNegative) |
7556890b | 4610 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4611 | else |
7556890b | 4612 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4613 | } |
4614 | else | |
4615 | { | |
4616 | if (window_prompting & YNegative) | |
7556890b | 4617 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4618 | else |
7556890b | 4619 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4620 | } |
4621 | ||
7556890b | 4622 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4623 | |
495fa05e GM |
4624 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4625 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4626 | ||
6a1bcd01 | 4627 | /* Create the X widget or window. */ |
a7f7d550 FP |
4628 | #ifdef USE_X_TOOLKIT |
4629 | x_window (f, window_prompting, minibuffer_only); | |
4630 | #else | |
f676886a | 4631 | x_window (f); |
a7f7d550 | 4632 | #endif |
495fa05e | 4633 | |
f676886a JB |
4634 | x_icon (f, parms); |
4635 | x_make_gc (f); | |
01f1ba30 | 4636 | |
495fa05e GM |
4637 | /* Now consider the frame official. */ |
4638 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4639 | Vframe_list = Fcons (frame, Vframe_list); | |
4640 | ||
f9942c9e JB |
4641 | /* We need to do this after creating the X window, so that the |
4642 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4643 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4644 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4645 | |
cf177271 | 4646 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4647 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4648 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4649 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4650 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4651 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4652 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4653 | "scrollBarWidth", "ScrollBarWidth", | |
4654 | RES_TYPE_NUMBER); | |
f9942c9e | 4655 | |
f676886a | 4656 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4657 | Change will not be effected unless different from the current |
b9dc4443 | 4658 | f->height. */ |
f676886a JB |
4659 | width = f->width; |
4660 | height = f->height; | |
6a1bcd01 | 4661 | |
1ab3d87e RS |
4662 | f->height = 0; |
4663 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4664 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4665 | |
4a967a9b GM |
4666 | /* Set up faces after all frame parameters are known. This call |
4667 | also merges in face attributes specified for new frames. If we | |
4668 | don't do this, the `menu' face for instance won't have the right | |
4669 | colors, and the menu bar won't appear in the specified colors for | |
4670 | new frames. */ | |
4671 | call1 (Qface_set_after_frame_default, frame); | |
4672 | ||
495fa05e GM |
4673 | #ifdef USE_X_TOOLKIT |
4674 | /* Create the menu bar. */ | |
4675 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4676 | { | |
4677 | /* If this signals an error, we haven't set size hints for the | |
4678 | frame and we didn't make it visible. */ | |
4679 | initialize_frame_menubar (f); | |
4680 | ||
4681 | /* This is a no-op, except under Motif where it arranges the | |
4682 | main window for the widgets on it. */ | |
4683 | lw_set_main_areas (f->output_data.x->column_widget, | |
4684 | f->output_data.x->menubar_widget, | |
4685 | f->output_data.x->edit_widget); | |
4686 | } | |
4687 | #endif /* USE_X_TOOLKIT */ | |
4688 | ||
4689 | /* Tell the server what size and position, etc, we want, and how | |
4690 | badly we want them. This should be done after we have the menu | |
4691 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4692 | BLOCK_INPUT; |
7989f084 | 4693 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4694 | UNBLOCK_INPUT; |
4695 | ||
495fa05e GM |
4696 | /* Make the window appear on the frame and enable display, unless |
4697 | the caller says not to. However, with explicit parent, Emacs | |
4698 | cannot control visibility, so don't try. */ | |
7556890b | 4699 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4700 | { |
4701 | Lisp_Object visibility; | |
49795535 | 4702 | |
333b20bb GM |
4703 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4704 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4705 | if (EQ (visibility, Qunbound)) |
4706 | visibility = Qt; | |
49795535 | 4707 | |
a59e4f3d RS |
4708 | if (EQ (visibility, Qicon)) |
4709 | x_iconify_frame (f); | |
4710 | else if (! NILP (visibility)) | |
4711 | x_make_frame_visible (f); | |
4712 | else | |
4713 | /* Must have been Qnil. */ | |
4714 | ; | |
4715 | } | |
01f1ba30 | 4716 | |
495fa05e | 4717 | UNGCPRO; |
9e57df62 GM |
4718 | |
4719 | /* Make sure windows on this frame appear in calls to next-window | |
4720 | and similar functions. */ | |
4721 | Vwindow_list = Qnil; | |
4722 | ||
9ef48a9d | 4723 | return unbind_to (count, frame); |
01f1ba30 JB |
4724 | } |
4725 | ||
eaf1eea9 | 4726 | |
0d17d282 KH |
4727 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4728 | display info directly because we're called from frame.c, which doesn't | |
4729 | know about that structure. */ | |
e4f79258 | 4730 | |
87498171 | 4731 | Lisp_Object |
0d17d282 KH |
4732 | x_get_focus_frame (frame) |
4733 | struct frame *frame; | |
87498171 | 4734 | { |
0d17d282 | 4735 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4736 | Lisp_Object xfocus; |
0d17d282 | 4737 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4738 | return Qnil; |
4739 | ||
0d17d282 | 4740 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4741 | return xfocus; |
4742 | } | |
f0614854 | 4743 | |
3decc1e7 GM |
4744 | |
4745 | /* In certain situations, when the window manager follows a | |
4746 | click-to-focus policy, there seems to be no way around calling | |
4747 | XSetInputFocus to give another frame the input focus . | |
4748 | ||
4749 | In an ideal world, XSetInputFocus should generally be avoided so | |
4750 | that applications don't interfere with the window manager's focus | |
4751 | policy. But I think it's okay to use when it's clearly done | |
4752 | following a user-command. */ | |
4753 | ||
4754 | DEFUN ("x-focus-frame", Fx_focus_frame, Sx_focus_frame, 1, 1, 0, | |
7ee72033 MB |
4755 | doc: /* Set the input focus to FRAME. |
4756 | FRAME nil means use the selected frame. */) | |
4757 | (frame) | |
3decc1e7 GM |
4758 | Lisp_Object frame; |
4759 | { | |
4760 | struct frame *f = check_x_frame (frame); | |
4761 | Display *dpy = FRAME_X_DISPLAY (f); | |
4762 | int count; | |
4763 | ||
4764 | BLOCK_INPUT; | |
4765 | count = x_catch_errors (dpy); | |
4766 | XSetInputFocus (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
4767 | RevertToParent, CurrentTime); | |
4768 | x_uncatch_errors (dpy, count); | |
4769 | UNBLOCK_INPUT; | |
4770 | ||
4771 | return Qnil; | |
4772 | } | |
4773 | ||
f0614854 | 4774 | \f |
2d764c78 | 4775 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
7ee72033 MB |
4776 | doc: /* Internal function called by `color-defined-p', which see. */) |
4777 | (color, frame) | |
b9dc4443 | 4778 | Lisp_Object color, frame; |
e12d55b2 | 4779 | { |
b9dc4443 RS |
4780 | XColor foo; |
4781 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4782 | |
b7826503 | 4783 | CHECK_STRING (color); |
b9dc4443 | 4784 | |
2d764c78 | 4785 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4786 | return Qt; |
4787 | else | |
4788 | return Qnil; | |
4789 | } | |
4790 | ||
2d764c78 | 4791 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
7ee72033 MB |
4792 | doc: /* Internal function called by `color-values', which see. */) |
4793 | (color, frame) | |
b9dc4443 | 4794 | Lisp_Object color, frame; |
01f1ba30 | 4795 | { |
b9dc4443 RS |
4796 | XColor foo; |
4797 | FRAME_PTR f = check_x_frame (frame); | |
4798 | ||
b7826503 | 4799 | CHECK_STRING (color); |
01f1ba30 | 4800 | |
2d764c78 | 4801 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4802 | { |
4803 | Lisp_Object rgb[3]; | |
4804 | ||
4805 | rgb[0] = make_number (foo.red); | |
4806 | rgb[1] = make_number (foo.green); | |
4807 | rgb[2] = make_number (foo.blue); | |
4808 | return Flist (3, rgb); | |
4809 | } | |
01f1ba30 JB |
4810 | else |
4811 | return Qnil; | |
4812 | } | |
4813 | ||
2d764c78 | 4814 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
7ee72033 MB |
4815 | doc: /* Internal function called by `display-color-p', which see. */) |
4816 | (display) | |
08a90d6a | 4817 | Lisp_Object display; |
01f1ba30 | 4818 | { |
08a90d6a | 4819 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4820 | |
b9dc4443 | 4821 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4822 | return Qnil; |
4823 | ||
b9dc4443 | 4824 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4825 | { |
4826 | case StaticColor: | |
4827 | case PseudoColor: | |
4828 | case TrueColor: | |
4829 | case DirectColor: | |
4830 | return Qt; | |
4831 | ||
4832 | default: | |
4833 | return Qnil; | |
4834 | } | |
4835 | } | |
4836 | ||
d0c9d219 | 4837 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
c061c855 | 4838 | 0, 1, 0, |
7ee72033 | 4839 | doc: /* Return t if the X display supports shades of gray. |
c061c855 GM |
4840 | Note that color displays do support shades of gray. |
4841 | The optional argument DISPLAY specifies which display to ask about. | |
4842 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4843 | If omitted or nil, that stands for the selected frame's display. */) |
4844 | (display) | |
08a90d6a | 4845 | Lisp_Object display; |
d0c9d219 | 4846 | { |
08a90d6a | 4847 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4848 | |
ae6b58f9 | 4849 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4850 | return Qnil; |
4851 | ||
ae6b58f9 RS |
4852 | switch (dpyinfo->visual->class) |
4853 | { | |
4854 | case StaticColor: | |
4855 | case PseudoColor: | |
4856 | case TrueColor: | |
4857 | case DirectColor: | |
4858 | case StaticGray: | |
4859 | case GrayScale: | |
4860 | return Qt; | |
4861 | ||
4862 | default: | |
4863 | return Qnil; | |
4864 | } | |
d0c9d219 RS |
4865 | } |
4866 | ||
41beb8fc | 4867 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
c061c855 | 4868 | 0, 1, 0, |
7ee72033 | 4869 | doc: /* Returns the width in pixels of the X display DISPLAY. |
c061c855 GM |
4870 | The optional argument DISPLAY specifies which display to ask about. |
4871 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4872 | If omitted or nil, that stands for the selected frame's display. */) |
4873 | (display) | |
08a90d6a | 4874 | Lisp_Object display; |
41beb8fc | 4875 | { |
08a90d6a | 4876 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4877 | |
4878 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4879 | } |
4880 | ||
4881 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
c061c855 | 4882 | Sx_display_pixel_height, 0, 1, 0, |
7ee72033 | 4883 | doc: /* Returns the height in pixels of the X display DISPLAY. |
c061c855 GM |
4884 | The optional argument DISPLAY specifies which display to ask about. |
4885 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4886 | If omitted or nil, that stands for the selected frame's display. */) |
4887 | (display) | |
08a90d6a | 4888 | Lisp_Object display; |
41beb8fc | 4889 | { |
08a90d6a | 4890 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4891 | |
4892 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4893 | } |
4894 | ||
4895 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
c061c855 | 4896 | 0, 1, 0, |
7ee72033 | 4897 | doc: /* Returns the number of bitplanes of the X display DISPLAY. |
c061c855 GM |
4898 | The optional argument DISPLAY specifies which display to ask about. |
4899 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4900 | If omitted or nil, that stands for the selected frame's display. */) |
4901 | (display) | |
08a90d6a | 4902 | Lisp_Object display; |
41beb8fc | 4903 | { |
08a90d6a | 4904 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4905 | |
4906 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4907 | } |
4908 | ||
4909 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
c061c855 | 4910 | 0, 1, 0, |
7ee72033 | 4911 | doc: /* Returns the number of color cells of the X display DISPLAY. |
c061c855 GM |
4912 | The optional argument DISPLAY specifies which display to ask about. |
4913 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4914 | If omitted or nil, that stands for the selected frame's display. */) |
4915 | (display) | |
08a90d6a | 4916 | Lisp_Object display; |
41beb8fc | 4917 | { |
08a90d6a | 4918 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4919 | |
4920 | return make_number (DisplayCells (dpyinfo->display, | |
4921 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4922 | } |
4923 | ||
9d317b2c RS |
4924 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4925 | Sx_server_max_request_size, | |
c061c855 | 4926 | 0, 1, 0, |
7ee72033 | 4927 | doc: /* Returns the maximum request size 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; |
9d317b2c | 4933 | { |
08a90d6a | 4934 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4935 | |
4936 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4937 | } |
4938 | ||
41beb8fc | 4939 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
7ee72033 | 4940 | doc: /* Returns the vendor ID string of the X server of display DISPLAY. |
c061c855 GM |
4941 | The optional argument DISPLAY specifies which display to ask about. |
4942 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4943 | If omitted or nil, that stands for the selected frame's display. */) |
4944 | (display) | |
08a90d6a | 4945 | Lisp_Object display; |
41beb8fc | 4946 | { |
08a90d6a | 4947 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4948 | char *vendor = ServerVendor (dpyinfo->display); |
4949 | ||
41beb8fc RS |
4950 | if (! vendor) vendor = ""; |
4951 | return build_string (vendor); | |
4952 | } | |
4953 | ||
4954 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
7ee72033 | 4955 | doc: /* Returns the version numbers of the X server of display DISPLAY. |
c061c855 GM |
4956 | The value is a list of three integers: the major and minor |
4957 | version numbers of the X Protocol in use, and the vendor-specific release | |
4958 | number. See also the function `x-server-vendor'. | |
4959 | ||
4960 | The optional argument DISPLAY specifies which display to ask about. | |
4961 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
4962 | If omitted or nil, that stands for the selected frame's display. */) |
4963 | (display) | |
08a90d6a | 4964 | Lisp_Object display; |
41beb8fc | 4965 | { |
08a90d6a | 4966 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4967 | Display *dpy = dpyinfo->display; |
11ae94fe | 4968 | |
41beb8fc RS |
4969 | return Fcons (make_number (ProtocolVersion (dpy)), |
4970 | Fcons (make_number (ProtocolRevision (dpy)), | |
4971 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4972 | } | |
4973 | ||
4974 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
7ee72033 | 4975 | doc: /* Return the number of screens on the X server of 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 (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4985 | } |
4986 | ||
4987 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
7ee72033 | 4988 | doc: /* Return the height 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 (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4998 | } |
4999 | ||
5000 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
7ee72033 | 5001 | doc: /* Return the width in millimeters of the X display DISPLAY. |
c061c855 GM |
5002 | The optional argument DISPLAY specifies which display to ask about. |
5003 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5004 | If omitted or nil, that stands for the selected frame's display. */) |
5005 | (display) | |
08a90d6a | 5006 | Lisp_Object display; |
41beb8fc | 5007 | { |
08a90d6a | 5008 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
5009 | |
5010 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
5011 | } |
5012 | ||
5013 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
c061c855 | 5014 | Sx_display_backing_store, 0, 1, 0, |
7ee72033 | 5015 | doc: /* Returns an indication of whether X display DISPLAY does backing store. |
c061c855 GM |
5016 | The value may be `always', `when-mapped', or `not-useful'. |
5017 | The optional argument DISPLAY specifies which display to ask about. | |
5018 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5019 | If omitted or nil, that stands for the selected frame's display. */) |
5020 | (display) | |
08a90d6a | 5021 | Lisp_Object display; |
41beb8fc | 5022 | { |
08a90d6a | 5023 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 5024 | Lisp_Object result; |
11ae94fe | 5025 | |
b9dc4443 | 5026 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
5027 | { |
5028 | case Always: | |
8ec8a5ec GM |
5029 | result = intern ("always"); |
5030 | break; | |
41beb8fc RS |
5031 | |
5032 | case WhenMapped: | |
8ec8a5ec GM |
5033 | result = intern ("when-mapped"); |
5034 | break; | |
41beb8fc RS |
5035 | |
5036 | case NotUseful: | |
8ec8a5ec GM |
5037 | result = intern ("not-useful"); |
5038 | break; | |
41beb8fc RS |
5039 | |
5040 | default: | |
5041 | error ("Strange value for BackingStore parameter of screen"); | |
8ec8a5ec | 5042 | result = Qnil; |
41beb8fc | 5043 | } |
8ec8a5ec GM |
5044 | |
5045 | return result; | |
41beb8fc RS |
5046 | } |
5047 | ||
5048 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
c061c855 | 5049 | Sx_display_visual_class, 0, 1, 0, |
7ee72033 | 5050 | doc: /* Return the visual class of the X display DISPLAY. |
c061c855 GM |
5051 | The value is one of the symbols `static-gray', `gray-scale', |
5052 | `static-color', `pseudo-color', `true-color', or `direct-color'. | |
5053 | ||
5054 | The optional argument DISPLAY specifies which display to ask about. | |
5055 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5056 | If omitted or nil, that stands for the selected frame's display. */) |
5057 | (display) | |
08a90d6a | 5058 | Lisp_Object display; |
41beb8fc | 5059 | { |
08a90d6a | 5060 | struct x_display_info *dpyinfo = check_x_display_info (display); |
8ec8a5ec | 5061 | Lisp_Object result; |
11ae94fe | 5062 | |
b9dc4443 | 5063 | switch (dpyinfo->visual->class) |
41beb8fc | 5064 | { |
8ec8a5ec GM |
5065 | case StaticGray: |
5066 | result = intern ("static-gray"); | |
5067 | break; | |
5068 | case GrayScale: | |
5069 | result = intern ("gray-scale"); | |
5070 | break; | |
5071 | case StaticColor: | |
5072 | result = intern ("static-color"); | |
5073 | break; | |
5074 | case PseudoColor: | |
5075 | result = intern ("pseudo-color"); | |
5076 | break; | |
5077 | case TrueColor: | |
5078 | result = intern ("true-color"); | |
5079 | break; | |
5080 | case DirectColor: | |
5081 | result = intern ("direct-color"); | |
5082 | break; | |
41beb8fc RS |
5083 | default: |
5084 | error ("Display has an unknown visual class"); | |
8ec8a5ec | 5085 | result = Qnil; |
41beb8fc | 5086 | } |
8ec8a5ec GM |
5087 | |
5088 | return result; | |
41beb8fc RS |
5089 | } |
5090 | ||
5091 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
c061c855 | 5092 | Sx_display_save_under, 0, 1, 0, |
7ee72033 | 5093 | doc: /* Returns t if the X display DISPLAY supports the save-under feature. |
c061c855 GM |
5094 | The optional argument DISPLAY specifies which display to ask about. |
5095 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5096 | If omitted or nil, that stands for the selected frame's display. */) |
5097 | (display) | |
08a90d6a | 5098 | Lisp_Object display; |
41beb8fc | 5099 | { |
08a90d6a | 5100 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5101 | |
b9dc4443 | 5102 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
5103 | return Qt; |
5104 | else | |
5105 | return Qnil; | |
5106 | } | |
5107 | \f | |
b9dc4443 | 5108 | int |
55caf99c RS |
5109 | x_pixel_width (f) |
5110 | register struct frame *f; | |
01f1ba30 | 5111 | { |
55caf99c | 5112 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
5113 | } |
5114 | ||
b9dc4443 | 5115 | int |
55caf99c RS |
5116 | x_pixel_height (f) |
5117 | register struct frame *f; | |
01f1ba30 | 5118 | { |
55caf99c RS |
5119 | return PIXEL_HEIGHT (f); |
5120 | } | |
5121 | ||
b9dc4443 | 5122 | int |
55caf99c RS |
5123 | x_char_width (f) |
5124 | register struct frame *f; | |
5125 | { | |
7556890b | 5126 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
5127 | } |
5128 | ||
b9dc4443 | 5129 | int |
55caf99c RS |
5130 | x_char_height (f) |
5131 | register struct frame *f; | |
5132 | { | |
7556890b | 5133 | return f->output_data.x->line_height; |
01f1ba30 | 5134 | } |
b9dc4443 RS |
5135 | |
5136 | int | |
f03f2489 RS |
5137 | x_screen_planes (f) |
5138 | register struct frame *f; | |
b9dc4443 | 5139 | { |
f03f2489 | 5140 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 5141 | } |
01f1ba30 | 5142 | |
a6ad00c0 GM |
5143 | |
5144 | \f | |
5145 | /************************************************************************ | |
5146 | X Displays | |
5147 | ************************************************************************/ | |
5148 | ||
01f1ba30 | 5149 | \f |
a6ad00c0 GM |
5150 | /* Mapping visual names to visuals. */ |
5151 | ||
5152 | static struct visual_class | |
5153 | { | |
5154 | char *name; | |
5155 | int class; | |
5156 | } | |
5157 | visual_classes[] = | |
5158 | { | |
5159 | {"StaticGray", StaticGray}, | |
5160 | {"GrayScale", GrayScale}, | |
5161 | {"StaticColor", StaticColor}, | |
5162 | {"PseudoColor", PseudoColor}, | |
5163 | {"TrueColor", TrueColor}, | |
5164 | {"DirectColor", DirectColor}, | |
9908a324 | 5165 | {NULL, 0} |
a6ad00c0 GM |
5166 | }; |
5167 | ||
5168 | ||
404daac1 | 5169 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
a6ad00c0 GM |
5170 | |
5171 | /* Value is the screen number of screen SCR. This is a substitute for | |
5172 | the X function with the same name when that doesn't exist. */ | |
5173 | ||
404daac1 RS |
5174 | int |
5175 | XScreenNumberOfScreen (scr) | |
5176 | register Screen *scr; | |
5177 | { | |
a6ad00c0 GM |
5178 | Display *dpy = scr->display; |
5179 | int i; | |
3df34fdb | 5180 | |
a6ad00c0 | 5181 | for (i = 0; i < dpy->nscreens; ++i) |
fbd5ceb2 | 5182 | if (scr == dpy->screens + i) |
a6ad00c0 | 5183 | break; |
404daac1 | 5184 | |
a6ad00c0 | 5185 | return i; |
404daac1 | 5186 | } |
a6ad00c0 | 5187 | |
404daac1 RS |
5188 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ |
5189 | ||
01f1ba30 | 5190 | |
a6ad00c0 GM |
5191 | /* Select the visual that should be used on display DPYINFO. Set |
5192 | members of DPYINFO appropriately. Called from x_term_init. */ | |
fe24a618 | 5193 | |
a6ad00c0 GM |
5194 | void |
5195 | select_visual (dpyinfo) | |
5196 | struct x_display_info *dpyinfo; | |
5197 | { | |
5198 | Display *dpy = dpyinfo->display; | |
5199 | Screen *screen = dpyinfo->screen; | |
5200 | Lisp_Object value; | |
fe24a618 | 5201 | |
a6ad00c0 GM |
5202 | /* See if a visual is specified. */ |
5203 | value = display_x_get_resource (dpyinfo, | |
5204 | build_string ("visualClass"), | |
5205 | build_string ("VisualClass"), | |
5206 | Qnil, Qnil); | |
5207 | if (STRINGP (value)) | |
5208 | { | |
5209 | /* VALUE should be of the form CLASS-DEPTH, where CLASS is one | |
5210 | of `PseudoColor', `TrueColor' etc. and DEPTH is the color | |
5211 | depth, a decimal number. NAME is compared with case ignored. */ | |
5212 | char *s = (char *) alloca (STRING_BYTES (XSTRING (value)) + 1); | |
5213 | char *dash; | |
5214 | int i, class = -1; | |
5215 | XVisualInfo vinfo; | |
5216 | ||
5217 | strcpy (s, XSTRING (value)->data); | |
5218 | dash = index (s, '-'); | |
5219 | if (dash) | |
5220 | { | |
5221 | dpyinfo->n_planes = atoi (dash + 1); | |
5222 | *dash = '\0'; | |
5223 | } | |
5224 | else | |
5225 | /* We won't find a matching visual with depth 0, so that | |
5226 | an error will be printed below. */ | |
5227 | dpyinfo->n_planes = 0; | |
f0614854 | 5228 | |
a6ad00c0 GM |
5229 | /* Determine the visual class. */ |
5230 | for (i = 0; visual_classes[i].name; ++i) | |
5231 | if (xstricmp (s, visual_classes[i].name) == 0) | |
5232 | { | |
5233 | class = visual_classes[i].class; | |
5234 | break; | |
5235 | } | |
01f1ba30 | 5236 | |
a6ad00c0 GM |
5237 | /* Look up a matching visual for the specified class. */ |
5238 | if (class == -1 | |
5239 | || !XMatchVisualInfo (dpy, XScreenNumberOfScreen (screen), | |
5240 | dpyinfo->n_planes, class, &vinfo)) | |
5241 | fatal ("Invalid visual specification `%s'", XSTRING (value)->data); | |
5242 | ||
5243 | dpyinfo->visual = vinfo.visual; | |
5244 | } | |
01f1ba30 JB |
5245 | else |
5246 | { | |
a6ad00c0 GM |
5247 | int n_visuals; |
5248 | XVisualInfo *vinfo, vinfo_template; | |
5249 | ||
5250 | dpyinfo->visual = DefaultVisualOfScreen (screen); | |
5251 | ||
5252 | #ifdef HAVE_X11R4 | |
5253 | vinfo_template.visualid = XVisualIDFromVisual (dpyinfo->visual); | |
5254 | #else | |
5255 | vinfo_template.visualid = dpyinfo->visual->visualid; | |
5256 | #endif | |
5257 | vinfo_template.screen = XScreenNumberOfScreen (screen); | |
5258 | vinfo = XGetVisualInfo (dpy, VisualIDMask | VisualScreenMask, | |
5259 | &vinfo_template, &n_visuals); | |
5260 | if (n_visuals != 1) | |
5261 | fatal ("Can't get proper X visual info"); | |
5262 | ||
94ac875b | 5263 | dpyinfo->n_planes = vinfo->depth; |
a6ad00c0 GM |
5264 | XFree ((char *) vinfo); |
5265 | } | |
01f1ba30 | 5266 | } |
01f1ba30 | 5267 | |
a6ad00c0 | 5268 | |
b9dc4443 RS |
5269 | /* Return the X display structure for the display named NAME. |
5270 | Open a new connection if necessary. */ | |
5271 | ||
5272 | struct x_display_info * | |
5273 | x_display_info_for_name (name) | |
5274 | Lisp_Object name; | |
5275 | { | |
08a90d6a | 5276 | Lisp_Object names; |
b9dc4443 RS |
5277 | struct x_display_info *dpyinfo; |
5278 | ||
b7826503 | 5279 | CHECK_STRING (name); |
b9dc4443 | 5280 | |
806048df RS |
5281 | if (! EQ (Vwindow_system, intern ("x"))) |
5282 | error ("Not using X Windows"); | |
5283 | ||
08a90d6a RS |
5284 | for (dpyinfo = x_display_list, names = x_display_name_list; |
5285 | dpyinfo; | |
8e713be6 | 5286 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
5287 | { |
5288 | Lisp_Object tem; | |
8e713be6 | 5289 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 5290 | if (!NILP (tem)) |
b9dc4443 RS |
5291 | return dpyinfo; |
5292 | } | |
5293 | ||
b7975ee4 KH |
5294 | /* Use this general default value to start with. */ |
5295 | Vx_resource_name = Vinvocation_name; | |
5296 | ||
b9dc4443 RS |
5297 | validate_x_resource_name (); |
5298 | ||
9b207e8e | 5299 | dpyinfo = x_term_init (name, (char *)0, |
b7975ee4 | 5300 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 5301 | |
08a90d6a | 5302 | if (dpyinfo == 0) |
1b4ec1c8 | 5303 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 5304 | |
b9dc4443 RS |
5305 | x_in_use = 1; |
5306 | XSETFASTINT (Vwindow_system_version, 11); | |
5307 | ||
5308 | return dpyinfo; | |
5309 | } | |
5310 | ||
a6ad00c0 | 5311 | |
01f1ba30 | 5312 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
c061c855 | 5313 | 1, 3, 0, |
7ee72033 | 5314 | doc: /* Open a connection to an X server. |
c061c855 GM |
5315 | DISPLAY is the name of the display to connect to. |
5316 | Optional second arg XRM-STRING is a string of resources in xrdb format. | |
5317 | If the optional third arg MUST-SUCCEED is non-nil, | |
7ee72033 MB |
5318 | terminate Emacs if we can't open the connection. */) |
5319 | (display, xrm_string, must_succeed) | |
08a90d6a | 5320 | Lisp_Object display, xrm_string, must_succeed; |
01f1ba30 | 5321 | { |
01f1ba30 | 5322 | unsigned char *xrm_option; |
b9dc4443 | 5323 | struct x_display_info *dpyinfo; |
01f1ba30 | 5324 | |
b7826503 | 5325 | CHECK_STRING (display); |
d387c960 | 5326 | if (! NILP (xrm_string)) |
b7826503 | 5327 | CHECK_STRING (xrm_string); |
01f1ba30 | 5328 | |
806048df RS |
5329 | if (! EQ (Vwindow_system, intern ("x"))) |
5330 | error ("Not using X Windows"); | |
5331 | ||
d387c960 JB |
5332 | if (! NILP (xrm_string)) |
5333 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
5334 | else |
5335 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
5336 | |
5337 | validate_x_resource_name (); | |
5338 | ||
e1b1bee8 | 5339 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
5340 | This also initializes many symbols, such as those used for input. */ |
5341 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 5342 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 5343 | |
08a90d6a RS |
5344 | if (dpyinfo == 0) |
5345 | { | |
5346 | if (!NILP (must_succeed)) | |
10ffbc14 GM |
5347 | fatal ("Cannot connect to X server %s.\n\ |
5348 | Check the DISPLAY environment variable or use `-d'.\n\ | |
5349 | Also use the `xhost' program to verify that it is set to permit\n\ | |
1b4ec1c8 | 5350 | connections from your machine.\n", |
08a90d6a RS |
5351 | XSTRING (display)->data); |
5352 | else | |
1b4ec1c8 | 5353 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
5354 | } |
5355 | ||
b9dc4443 | 5356 | x_in_use = 1; |
01f1ba30 | 5357 | |
b9dc4443 | 5358 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
5359 | return Qnil; |
5360 | } | |
5361 | ||
08a90d6a RS |
5362 | DEFUN ("x-close-connection", Fx_close_connection, |
5363 | Sx_close_connection, 1, 1, 0, | |
7ee72033 | 5364 | doc: /* Close the connection to DISPLAY's X server. |
c061c855 | 5365 | For DISPLAY, specify either a frame or a display name (a string). |
7ee72033 MB |
5366 | If DISPLAY is nil, that stands for the selected frame's display. */) |
5367 | (display) | |
c061c855 | 5368 | Lisp_Object display; |
01f1ba30 | 5369 | { |
08a90d6a | 5370 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 5371 | int i; |
3457bc6e | 5372 | |
08a90d6a RS |
5373 | if (dpyinfo->reference_count > 0) |
5374 | error ("Display still has frames on it"); | |
01f1ba30 | 5375 | |
08a90d6a RS |
5376 | BLOCK_INPUT; |
5377 | /* Free the fonts in the font table. */ | |
5378 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
5379 | if (dpyinfo->font_table[i].name) |
5380 | { | |
6ecb43ce KH |
5381 | if (dpyinfo->font_table[i].name != dpyinfo->font_table[i].full_name) |
5382 | xfree (dpyinfo->font_table[i].full_name); | |
333b20bb | 5383 | xfree (dpyinfo->font_table[i].name); |
333b20bb GM |
5384 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); |
5385 | } | |
5386 | ||
08a90d6a RS |
5387 | x_destroy_all_bitmaps (dpyinfo); |
5388 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
5389 | |
5390 | #ifdef USE_X_TOOLKIT | |
5391 | XtCloseDisplay (dpyinfo->display); | |
5392 | #else | |
08a90d6a | 5393 | XCloseDisplay (dpyinfo->display); |
82c90203 | 5394 | #endif |
08a90d6a RS |
5395 | |
5396 | x_delete_display (dpyinfo); | |
5397 | UNBLOCK_INPUT; | |
3457bc6e | 5398 | |
01f1ba30 JB |
5399 | return Qnil; |
5400 | } | |
5401 | ||
08a90d6a | 5402 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
7ee72033 MB |
5403 | doc: /* Return the list of display names that Emacs has connections to. */) |
5404 | () | |
08a90d6a RS |
5405 | { |
5406 | Lisp_Object tail, result; | |
5407 | ||
5408 | result = Qnil; | |
8e713be6 KR |
5409 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
5410 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
5411 | |
5412 | return result; | |
5413 | } | |
5414 | ||
5415 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
7ee72033 | 5416 | doc: /* If ON is non-nil, report X errors as soon as the erring request is made. |
c061c855 GM |
5417 | If ON is nil, allow buffering of requests. |
5418 | Turning on synchronization prohibits the Xlib routines from buffering | |
5419 | requests and seriously degrades performance, but makes debugging much | |
5420 | easier. | |
5421 | The optional second argument DISPLAY specifies which display to act on. | |
5422 | DISPLAY should be either a frame or a display name (a string). | |
7ee72033 MB |
5423 | If DISPLAY is omitted or nil, that stands for the selected frame's display. */) |
5424 | (on, display) | |
08a90d6a | 5425 | Lisp_Object display, on; |
01f1ba30 | 5426 | { |
08a90d6a | 5427 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5428 | |
b9dc4443 | 5429 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
5430 | |
5431 | return Qnil; | |
5432 | } | |
5433 | ||
b9dc4443 | 5434 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
5435 | |
5436 | void | |
b9dc4443 RS |
5437 | x_sync (f) |
5438 | FRAME_PTR f; | |
6b7b1820 | 5439 | { |
4e87f4d2 | 5440 | BLOCK_INPUT; |
b9dc4443 | 5441 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 5442 | UNBLOCK_INPUT; |
6b7b1820 | 5443 | } |
333b20bb | 5444 | |
01f1ba30 | 5445 | \f |
333b20bb GM |
5446 | /*********************************************************************** |
5447 | Image types | |
5448 | ***********************************************************************/ | |
f1c16f36 | 5449 | |
333b20bb GM |
5450 | /* Value is the number of elements of vector VECTOR. */ |
5451 | ||
5452 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
5453 | ||
5454 | /* List of supported image types. Use define_image_type to add new | |
5455 | types. Use lookup_image_type to find a type for a given symbol. */ | |
5456 | ||
5457 | static struct image_type *image_types; | |
5458 | ||
333b20bb GM |
5459 | /* The symbol `image' which is the car of the lists used to represent |
5460 | images in Lisp. */ | |
5461 | ||
5462 | extern Lisp_Object Qimage; | |
5463 | ||
5464 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5465 | ||
5466 | Lisp_Object Qxbm; | |
5467 | ||
5468 | /* Keywords. */ | |
5469 | ||
0fe92f72 | 5470 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; |
77814035 KS |
5471 | extern Lisp_Object QCdata, QCtype; |
5472 | Lisp_Object QCascent, QCmargin, QCrelief; | |
d2dc8167 | 5473 | Lisp_Object QCconversion, QCcolor_symbols, QCheuristic_mask; |
4a8e312c | 5474 | Lisp_Object QCindex, QCmatrix, QCcolor_adjustment, QCmask; |
333b20bb GM |
5475 | |
5476 | /* Other symbols. */ | |
5477 | ||
4a8e312c | 5478 | Lisp_Object Qlaplace, Qemboss, Qedge_detection, Qheuristic; |
333b20bb GM |
5479 | |
5480 | /* Time in seconds after which images should be removed from the cache | |
5481 | if not displayed. */ | |
5482 | ||
fcf431dc | 5483 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5484 | |
5485 | /* Function prototypes. */ | |
5486 | ||
5487 | static void define_image_type P_ ((struct image_type *type)); | |
5488 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5489 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5490 | static void x_laplace P_ ((struct frame *, struct image *)); | |
4a8e312c | 5491 | static void x_emboss P_ ((struct frame *, struct image *)); |
45158a91 GM |
5492 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5493 | Lisp_Object)); | |
333b20bb GM |
5494 | |
5495 | ||
5496 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5497 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5498 | ||
5499 | static void | |
5500 | define_image_type (type) | |
5501 | struct image_type *type; | |
5502 | { | |
5503 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5504 | The initialized data segment is read-only. */ | |
5505 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5506 | bcopy (type, p, sizeof *p); | |
5507 | p->next = image_types; | |
5508 | image_types = p; | |
5509 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5510 | } | |
5511 | ||
5512 | ||
5513 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5514 | structure. Value is null if SYMBOL is not a known image type. */ | |
5515 | ||
5516 | static INLINE struct image_type * | |
5517 | lookup_image_type (symbol) | |
5518 | Lisp_Object symbol; | |
5519 | { | |
5520 | struct image_type *type; | |
5521 | ||
5522 | for (type = image_types; type; type = type->next) | |
5523 | if (EQ (symbol, *type->type)) | |
5524 | break; | |
5525 | ||
5526 | return type; | |
5527 | } | |
5528 | ||
5529 | ||
5530 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5531 | valid image specification is a list whose car is the symbol | |
5532 | `image', and whose rest is a property list. The property list must | |
5533 | contain a value for key `:type'. That value must be the name of a | |
5534 | supported image type. The rest of the property list depends on the | |
5535 | image type. */ | |
5536 | ||
5537 | int | |
5538 | valid_image_p (object) | |
5539 | Lisp_Object object; | |
5540 | { | |
5541 | int valid_p = 0; | |
5542 | ||
5543 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5544 | { | |
1783ffa2 GM |
5545 | Lisp_Object tem; |
5546 | ||
5547 | for (tem = XCDR (object); CONSP (tem); tem = XCDR (tem)) | |
5548 | if (EQ (XCAR (tem), QCtype)) | |
5549 | { | |
5550 | tem = XCDR (tem); | |
5551 | if (CONSP (tem) && SYMBOLP (XCAR (tem))) | |
5552 | { | |
5553 | struct image_type *type; | |
5554 | type = lookup_image_type (XCAR (tem)); | |
5555 | if (type) | |
5556 | valid_p = type->valid_p (object); | |
5557 | } | |
5558 | ||
5559 | break; | |
5560 | } | |
333b20bb GM |
5561 | } |
5562 | ||
5563 | return valid_p; | |
5564 | } | |
5565 | ||
5566 | ||
7ab1745f GM |
5567 | /* Log error message with format string FORMAT and argument ARG. |
5568 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5569 | good idea because this would interrupt redisplay, and the error | |
5570 | message display would lead to another redisplay. This function | |
5571 | therefore simply displays a message. */ | |
333b20bb GM |
5572 | |
5573 | static void | |
5574 | image_error (format, arg1, arg2) | |
5575 | char *format; | |
5576 | Lisp_Object arg1, arg2; | |
5577 | { | |
7ab1745f | 5578 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5579 | } |
5580 | ||
5581 | ||
5582 | \f | |
5583 | /*********************************************************************** | |
5584 | Image specifications | |
5585 | ***********************************************************************/ | |
5586 | ||
5587 | enum image_value_type | |
5588 | { | |
5589 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5590 | IMAGE_STRING_VALUE, | |
6f1be3b9 | 5591 | IMAGE_STRING_OR_NIL_VALUE, |
333b20bb GM |
5592 | IMAGE_SYMBOL_VALUE, |
5593 | IMAGE_POSITIVE_INTEGER_VALUE, | |
3ed61e75 | 5594 | IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, |
333b20bb | 5595 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, |
7c7ff7f5 | 5596 | IMAGE_ASCENT_VALUE, |
333b20bb GM |
5597 | IMAGE_INTEGER_VALUE, |
5598 | IMAGE_FUNCTION_VALUE, | |
5599 | IMAGE_NUMBER_VALUE, | |
5600 | IMAGE_BOOL_VALUE | |
5601 | }; | |
5602 | ||
5603 | /* Structure used when parsing image specifications. */ | |
5604 | ||
5605 | struct image_keyword | |
5606 | { | |
5607 | /* Name of keyword. */ | |
5608 | char *name; | |
5609 | ||
5610 | /* The type of value allowed. */ | |
5611 | enum image_value_type type; | |
5612 | ||
5613 | /* Non-zero means key must be present. */ | |
5614 | int mandatory_p; | |
5615 | ||
5616 | /* Used to recognize duplicate keywords in a property list. */ | |
5617 | int count; | |
5618 | ||
5619 | /* The value that was found. */ | |
5620 | Lisp_Object value; | |
5621 | }; | |
5622 | ||
5623 | ||
bfd2209f GM |
5624 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5625 | int, Lisp_Object)); | |
333b20bb GM |
5626 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5627 | ||
5628 | ||
5629 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5630 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5631 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5632 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5633 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5634 | |
5635 | static int | |
bfd2209f | 5636 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5637 | Lisp_Object spec; |
5638 | struct image_keyword *keywords; | |
5639 | int nkeywords; | |
5640 | Lisp_Object type; | |
333b20bb GM |
5641 | { |
5642 | int i; | |
5643 | Lisp_Object plist; | |
5644 | ||
5645 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5646 | return 0; | |
5647 | ||
5648 | plist = XCDR (spec); | |
5649 | while (CONSP (plist)) | |
5650 | { | |
5651 | Lisp_Object key, value; | |
5652 | ||
5653 | /* First element of a pair must be a symbol. */ | |
5654 | key = XCAR (plist); | |
5655 | plist = XCDR (plist); | |
5656 | if (!SYMBOLP (key)) | |
5657 | return 0; | |
5658 | ||
5659 | /* There must follow a value. */ | |
5660 | if (!CONSP (plist)) | |
5661 | return 0; | |
5662 | value = XCAR (plist); | |
5663 | plist = XCDR (plist); | |
5664 | ||
5665 | /* Find key in KEYWORDS. Error if not found. */ | |
5666 | for (i = 0; i < nkeywords; ++i) | |
5667 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5668 | break; | |
5669 | ||
5670 | if (i == nkeywords) | |
bfd2209f | 5671 | continue; |
333b20bb GM |
5672 | |
5673 | /* Record that we recognized the keyword. If a keywords | |
5674 | was found more than once, it's an error. */ | |
5675 | keywords[i].value = value; | |
5676 | ++keywords[i].count; | |
5677 | ||
5678 | if (keywords[i].count > 1) | |
5679 | return 0; | |
5680 | ||
5681 | /* Check type of value against allowed type. */ | |
5682 | switch (keywords[i].type) | |
5683 | { | |
5684 | case IMAGE_STRING_VALUE: | |
5685 | if (!STRINGP (value)) | |
5686 | return 0; | |
5687 | break; | |
5688 | ||
6f1be3b9 GM |
5689 | case IMAGE_STRING_OR_NIL_VALUE: |
5690 | if (!STRINGP (value) && !NILP (value)) | |
5691 | return 0; | |
5692 | break; | |
5693 | ||
333b20bb GM |
5694 | case IMAGE_SYMBOL_VALUE: |
5695 | if (!SYMBOLP (value)) | |
5696 | return 0; | |
5697 | break; | |
5698 | ||
5699 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5700 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5701 | return 0; | |
5702 | break; | |
5703 | ||
3ed61e75 GM |
5704 | case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR: |
5705 | if (INTEGERP (value) && XINT (value) >= 0) | |
5706 | break; | |
5707 | if (CONSP (value) | |
5708 | && INTEGERP (XCAR (value)) && INTEGERP (XCDR (value)) | |
5709 | && XINT (XCAR (value)) >= 0 && XINT (XCDR (value)) >= 0) | |
5710 | break; | |
5711 | return 0; | |
5712 | ||
7c7ff7f5 GM |
5713 | case IMAGE_ASCENT_VALUE: |
5714 | if (SYMBOLP (value) && EQ (value, Qcenter)) | |
5715 | break; | |
5716 | else if (INTEGERP (value) | |
5717 | && XINT (value) >= 0 | |
5718 | && XINT (value) <= 100) | |
5719 | break; | |
5720 | return 0; | |
5721 | ||
333b20bb GM |
5722 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: |
5723 | if (!INTEGERP (value) || XINT (value) < 0) | |
5724 | return 0; | |
5725 | break; | |
5726 | ||
5727 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5728 | break; | |
5729 | ||
5730 | case IMAGE_FUNCTION_VALUE: | |
5731 | value = indirect_function (value); | |
5732 | if (SUBRP (value) | |
5733 | || COMPILEDP (value) | |
5734 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5735 | break; | |
5736 | return 0; | |
5737 | ||
5738 | case IMAGE_NUMBER_VALUE: | |
5739 | if (!INTEGERP (value) && !FLOATP (value)) | |
5740 | return 0; | |
5741 | break; | |
5742 | ||
5743 | case IMAGE_INTEGER_VALUE: | |
5744 | if (!INTEGERP (value)) | |
5745 | return 0; | |
5746 | break; | |
5747 | ||
5748 | case IMAGE_BOOL_VALUE: | |
5749 | if (!NILP (value) && !EQ (value, Qt)) | |
5750 | return 0; | |
5751 | break; | |
5752 | ||
5753 | default: | |
5754 | abort (); | |
5755 | break; | |
5756 | } | |
5757 | ||
5758 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5759 | return 0; | |
5760 | } | |
5761 | ||
5762 | /* Check that all mandatory fields are present. */ | |
5763 | for (i = 0; i < nkeywords; ++i) | |
5764 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5765 | return 0; | |
5766 | ||
5767 | return NILP (plist); | |
5768 | } | |
5769 | ||
5770 | ||
5771 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5772 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5773 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5774 | ||
5775 | static Lisp_Object | |
5776 | image_spec_value (spec, key, found) | |
5777 | Lisp_Object spec, key; | |
5778 | int *found; | |
5779 | { | |
5780 | Lisp_Object tail; | |
5781 | ||
5782 | xassert (valid_image_p (spec)); | |
5783 | ||
5784 | for (tail = XCDR (spec); | |
5785 | CONSP (tail) && CONSP (XCDR (tail)); | |
5786 | tail = XCDR (XCDR (tail))) | |
5787 | { | |
5788 | if (EQ (XCAR (tail), key)) | |
5789 | { | |
5790 | if (found) | |
5791 | *found = 1; | |
5792 | return XCAR (XCDR (tail)); | |
5793 | } | |
5794 | } | |
5795 | ||
5796 | if (found) | |
5797 | *found = 0; | |
5798 | return Qnil; | |
5799 | } | |
5800 | ||
5801 | ||
42677916 | 5802 | DEFUN ("image-size", Fimage_size, Simage_size, 1, 3, 0, |
7ee72033 | 5803 | doc: /* Return the size of image SPEC as pair (WIDTH . HEIGHT). |
c061c855 GM |
5804 | PIXELS non-nil means return the size in pixels, otherwise return the |
5805 | size in canonical character units. | |
5806 | FRAME is the frame on which the image will be displayed. FRAME nil | |
7ee72033 MB |
5807 | or omitted means use the selected frame. */) |
5808 | (spec, pixels, frame) | |
42677916 GM |
5809 | Lisp_Object spec, pixels, frame; |
5810 | { | |
5811 | Lisp_Object size; | |
5812 | ||
5813 | size = Qnil; | |
5814 | if (valid_image_p (spec)) | |
5815 | { | |
5816 | struct frame *f = check_x_frame (frame); | |
83676598 | 5817 | int id = lookup_image (f, spec); |
42677916 | 5818 | struct image *img = IMAGE_FROM_ID (f, id); |
3ed61e75 GM |
5819 | int width = img->width + 2 * img->hmargin; |
5820 | int height = img->height + 2 * img->vmargin; | |
42677916 GM |
5821 | |
5822 | if (NILP (pixels)) | |
5823 | size = Fcons (make_float ((double) width / CANON_X_UNIT (f)), | |
5824 | make_float ((double) height / CANON_Y_UNIT (f))); | |
5825 | else | |
5826 | size = Fcons (make_number (width), make_number (height)); | |
5827 | } | |
5828 | else | |
5829 | error ("Invalid image specification"); | |
5830 | ||
5831 | return size; | |
5832 | } | |
5833 | ||
333b20bb | 5834 | |
b243755a | 5835 | DEFUN ("image-mask-p", Fimage_mask_p, Simage_mask_p, 1, 2, 0, |
7ee72033 | 5836 | doc: /* Return t if image SPEC has a mask bitmap. |
c061c855 | 5837 | FRAME is the frame on which the image will be displayed. FRAME nil |
7ee72033 MB |
5838 | or omitted means use the selected frame. */) |
5839 | (spec, frame) | |
b243755a GM |
5840 | Lisp_Object spec, frame; |
5841 | { | |
5842 | Lisp_Object mask; | |
5843 | ||
5844 | mask = Qnil; | |
5845 | if (valid_image_p (spec)) | |
5846 | { | |
5847 | struct frame *f = check_x_frame (frame); | |
83676598 | 5848 | int id = lookup_image (f, spec); |
b243755a GM |
5849 | struct image *img = IMAGE_FROM_ID (f, id); |
5850 | if (img->mask) | |
5851 | mask = Qt; | |
5852 | } | |
5853 | else | |
5854 | error ("Invalid image specification"); | |
5855 | ||
5856 | return mask; | |
5857 | } | |
5858 | ||
5859 | ||
333b20bb GM |
5860 | \f |
5861 | /*********************************************************************** | |
5862 | Image type independent image structures | |
5863 | ***********************************************************************/ | |
5864 | ||
5865 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5866 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5867 | ||
5868 | ||
5869 | /* Allocate and return a new image structure for image specification | |
5870 | SPEC. SPEC has a hash value of HASH. */ | |
5871 | ||
5872 | static struct image * | |
5873 | make_image (spec, hash) | |
5874 | Lisp_Object spec; | |
5875 | unsigned hash; | |
5876 | { | |
5877 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5878 | ||
5879 | xassert (valid_image_p (spec)); | |
5880 | bzero (img, sizeof *img); | |
5881 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5882 | xassert (img->type != NULL); | |
5883 | img->spec = spec; | |
5884 | img->data.lisp_val = Qnil; | |
5885 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
5886 | img->hash = hash; | |
5887 | return img; | |
5888 | } | |
5889 | ||
5890 | ||
5891 | /* Free image IMG which was used on frame F, including its resources. */ | |
5892 | ||
5893 | static void | |
5894 | free_image (f, img) | |
5895 | struct frame *f; | |
5896 | struct image *img; | |
5897 | { | |
5898 | if (img) | |
5899 | { | |
5900 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
5901 | ||
5902 | /* Remove IMG from the hash table of its cache. */ | |
5903 | if (img->prev) | |
5904 | img->prev->next = img->next; | |
5905 | else | |
5906 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
5907 | ||
5908 | if (img->next) | |
5909 | img->next->prev = img->prev; | |
5910 | ||
5911 | c->images[img->id] = NULL; | |
5912 | ||
5913 | /* Free resources, then free IMG. */ | |
5914 | img->type->free (f, img); | |
5915 | xfree (img); | |
5916 | } | |
5917 | } | |
5918 | ||
5919 | ||
5920 | /* Prepare image IMG for display on frame F. Must be called before | |
5921 | drawing an image. */ | |
5922 | ||
5923 | void | |
5924 | prepare_image_for_display (f, img) | |
5925 | struct frame *f; | |
5926 | struct image *img; | |
5927 | { | |
5928 | EMACS_TIME t; | |
5929 | ||
5930 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
5931 | EMACS_GET_TIME (t); | |
5932 | img->timestamp = EMACS_SECS (t); | |
5933 | ||
5934 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
5935 | type dependent loader function. */ | |
dd00328a | 5936 | if (img->pixmap == None && !img->load_failed_p) |
209061be | 5937 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
5938 | } |
5939 | ||
5940 | ||
7c7ff7f5 GM |
5941 | /* Value is the number of pixels for the ascent of image IMG when |
5942 | drawn in face FACE. */ | |
5943 | ||
5944 | int | |
5945 | image_ascent (img, face) | |
5946 | struct image *img; | |
5947 | struct face *face; | |
5948 | { | |
3ed61e75 | 5949 | int height = img->height + img->vmargin; |
7c7ff7f5 GM |
5950 | int ascent; |
5951 | ||
5952 | if (img->ascent == CENTERED_IMAGE_ASCENT) | |
5953 | { | |
5954 | if (face->font) | |
3694cb3f MB |
5955 | /* This expression is arranged so that if the image can't be |
5956 | exactly centered, it will be moved slightly up. This is | |
5957 | because a typical font is `top-heavy' (due to the presence | |
5958 | uppercase letters), so the image placement should err towards | |
5959 | being top-heavy too. It also just generally looks better. */ | |
5960 | ascent = (height + face->font->ascent - face->font->descent + 1) / 2; | |
7c7ff7f5 GM |
5961 | else |
5962 | ascent = height / 2; | |
5963 | } | |
5964 | else | |
5965 | ascent = height * img->ascent / 100.0; | |
5966 | ||
5967 | return ascent; | |
5968 | } | |
5969 | ||
f20a3b7a MB |
5970 | \f |
5971 | /* Image background colors. */ | |
5972 | ||
5973 | static unsigned long | |
5974 | four_corners_best (ximg, width, height) | |
5975 | XImage *ximg; | |
5976 | unsigned long width, height; | |
5977 | { | |
b350c2e5 GM |
5978 | unsigned long corners[4], best; |
5979 | int i, best_count; | |
f20a3b7a | 5980 | |
b350c2e5 GM |
5981 | /* Get the colors at the corners of ximg. */ |
5982 | corners[0] = XGetPixel (ximg, 0, 0); | |
5983 | corners[1] = XGetPixel (ximg, width - 1, 0); | |
5984 | corners[2] = XGetPixel (ximg, width - 1, height - 1); | |
5985 | corners[3] = XGetPixel (ximg, 0, height - 1); | |
f20a3b7a | 5986 | |
b350c2e5 GM |
5987 | /* Choose the most frequently found color as background. */ |
5988 | for (i = best_count = 0; i < 4; ++i) | |
5989 | { | |
5990 | int j, n; | |
f20a3b7a | 5991 | |
b350c2e5 GM |
5992 | for (j = n = 0; j < 4; ++j) |
5993 | if (corners[i] == corners[j]) | |
5994 | ++n; | |
f20a3b7a | 5995 | |
b350c2e5 GM |
5996 | if (n > best_count) |
5997 | best = corners[i], best_count = n; | |
5998 | } | |
f20a3b7a | 5999 | |
b350c2e5 | 6000 | return best; |
f20a3b7a MB |
6001 | } |
6002 | ||
6003 | /* Return the `background' field of IMG. If IMG doesn't have one yet, | |
6004 | it is guessed heuristically. If non-zero, XIMG is an existing XImage | |
6005 | object to use for the heuristic. */ | |
6006 | ||
6007 | unsigned long | |
6008 | image_background (img, f, ximg) | |
6009 | struct image *img; | |
6010 | struct frame *f; | |
6011 | XImage *ximg; | |
6012 | { | |
6013 | if (! img->background_valid) | |
6014 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
6015 | { | |
6016 | int free_ximg = !ximg; | |
6017 | ||
6018 | if (! ximg) | |
6019 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
6020 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
6021 | ||
6022 | img->background = four_corners_best (ximg, img->width, img->height); | |
6023 | ||
6024 | if (free_ximg) | |
6025 | XDestroyImage (ximg); | |
6026 | ||
6027 | img->background_valid = 1; | |
6028 | } | |
6029 | ||
6030 | return img->background; | |
6031 | } | |
6032 | ||
6033 | /* Return the `background_transparent' field of IMG. If IMG doesn't | |
6034 | have one yet, it is guessed heuristically. If non-zero, MASK is an | |
6035 | existing XImage object to use for the heuristic. */ | |
6036 | ||
6037 | int | |
6038 | image_background_transparent (img, f, mask) | |
6039 | struct image *img; | |
6040 | struct frame *f; | |
6041 | XImage *mask; | |
6042 | { | |
6043 | if (! img->background_transparent_valid) | |
6044 | /* IMG doesn't have a background yet, try to guess a reasonable value. */ | |
6045 | { | |
6046 | if (img->mask) | |
6047 | { | |
6048 | int free_mask = !mask; | |
6049 | ||
6050 | if (! mask) | |
6051 | mask = XGetImage (FRAME_X_DISPLAY (f), img->mask, | |
6052 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
6053 | ||
6054 | img->background_transparent | |
6055 | = !four_corners_best (mask, img->width, img->height); | |
6056 | ||
6057 | if (free_mask) | |
6058 | XDestroyImage (mask); | |
6059 | } | |
6060 | else | |
6061 | img->background_transparent = 0; | |
6062 | ||
6063 | img->background_transparent_valid = 1; | |
6064 | } | |
6065 | ||
6066 | return img->background_transparent; | |
6067 | } | |
7c7ff7f5 | 6068 | |
333b20bb GM |
6069 | \f |
6070 | /*********************************************************************** | |
6071 | Helper functions for X image types | |
6072 | ***********************************************************************/ | |
6073 | ||
dd00328a GM |
6074 | static void x_clear_image_1 P_ ((struct frame *, struct image *, int, |
6075 | int, int)); | |
333b20bb GM |
6076 | static void x_clear_image P_ ((struct frame *f, struct image *img)); |
6077 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
6078 | struct image *img, | |
6079 | Lisp_Object color_name, | |
6080 | unsigned long dflt)); | |
6081 | ||
dd00328a GM |
6082 | |
6083 | /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means | |
6084 | free the pixmap if any. MASK_P non-zero means clear the mask | |
6085 | pixmap if any. COLORS_P non-zero means free colors allocated for | |
6086 | the image, if any. */ | |
333b20bb GM |
6087 | |
6088 | static void | |
dd00328a | 6089 | x_clear_image_1 (f, img, pixmap_p, mask_p, colors_p) |
333b20bb GM |
6090 | struct frame *f; |
6091 | struct image *img; | |
dd00328a | 6092 | int pixmap_p, mask_p, colors_p; |
333b20bb | 6093 | { |
dd00328a | 6094 | if (pixmap_p && img->pixmap) |
333b20bb | 6095 | { |
333b20bb | 6096 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); |
dd00328a | 6097 | img->pixmap = None; |
f20a3b7a | 6098 | img->background_valid = 0; |
f4779de9 GM |
6099 | } |
6100 | ||
dd00328a | 6101 | if (mask_p && img->mask) |
f4779de9 GM |
6102 | { |
6103 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 6104 | img->mask = None; |
f20a3b7a | 6105 | img->background_transparent_valid = 0; |
333b20bb GM |
6106 | } |
6107 | ||
dd00328a | 6108 | if (colors_p && img->ncolors) |
333b20bb | 6109 | { |
462d5d40 | 6110 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
6111 | xfree (img->colors); |
6112 | img->colors = NULL; | |
6113 | img->ncolors = 0; | |
6114 | } | |
dd00328a GM |
6115 | } |
6116 | ||
6117 | /* Free X resources of image IMG which is used on frame F. */ | |
6118 | ||
6119 | static void | |
6120 | x_clear_image (f, img) | |
6121 | struct frame *f; | |
6122 | struct image *img; | |
6123 | { | |
6124 | BLOCK_INPUT; | |
6125 | x_clear_image_1 (f, img, 1, 1, 1); | |
f4779de9 | 6126 | UNBLOCK_INPUT; |
333b20bb GM |
6127 | } |
6128 | ||
6129 | ||
6130 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
6131 | cannot be allocated, use DFLT. Add a newly allocated color to | |
6132 | IMG->colors, so that it can be freed again. Value is the pixel | |
6133 | color. */ | |
6134 | ||
6135 | static unsigned long | |
6136 | x_alloc_image_color (f, img, color_name, dflt) | |
6137 | struct frame *f; | |
6138 | struct image *img; | |
6139 | Lisp_Object color_name; | |
6140 | unsigned long dflt; | |
6141 | { | |
6142 | XColor color; | |
6143 | unsigned long result; | |
6144 | ||
6145 | xassert (STRINGP (color_name)); | |
6146 | ||
2d764c78 | 6147 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
6148 | { |
6149 | /* This isn't called frequently so we get away with simply | |
6150 | reallocating the color vector to the needed size, here. */ | |
6151 | ++img->ncolors; | |
6152 | img->colors = | |
6153 | (unsigned long *) xrealloc (img->colors, | |
6154 | img->ncolors * sizeof *img->colors); | |
6155 | img->colors[img->ncolors - 1] = color.pixel; | |
6156 | result = color.pixel; | |
6157 | } | |
6158 | else | |
6159 | result = dflt; | |
6160 | ||
6161 | return result; | |
6162 | } | |
6163 | ||
6164 | ||
6165 | \f | |
6166 | /*********************************************************************** | |
6167 | Image Cache | |
6168 | ***********************************************************************/ | |
6169 | ||
6170 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
ad18ffb1 | 6171 | static void postprocess_image P_ ((struct frame *, struct image *)); |
333b20bb GM |
6172 | |
6173 | ||
6174 | /* Return a new, initialized image cache that is allocated from the | |
6175 | heap. Call free_image_cache to free an image cache. */ | |
6176 | ||
6177 | struct image_cache * | |
6178 | make_image_cache () | |
6179 | { | |
6180 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
6181 | int size; | |
6182 | ||
6183 | bzero (c, sizeof *c); | |
6184 | c->size = 50; | |
6185 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
6186 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
6187 | c->buckets = (struct image **) xmalloc (size); | |
6188 | bzero (c->buckets, size); | |
6189 | return c; | |
6190 | } | |
6191 | ||
6192 | ||
6193 | /* Free image cache of frame F. Be aware that X frames share images | |
6194 | caches. */ | |
6195 | ||
6196 | void | |
6197 | free_image_cache (f) | |
6198 | struct frame *f; | |
6199 | { | |
6200 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6201 | if (c) | |
6202 | { | |
6203 | int i; | |
6204 | ||
6205 | /* Cache should not be referenced by any frame when freed. */ | |
6206 | xassert (c->refcount == 0); | |
6207 | ||
6208 | for (i = 0; i < c->used; ++i) | |
6209 | free_image (f, c->images[i]); | |
6210 | xfree (c->images); | |
333b20bb | 6211 | xfree (c->buckets); |
e3130015 | 6212 | xfree (c); |
333b20bb GM |
6213 | FRAME_X_IMAGE_CACHE (f) = NULL; |
6214 | } | |
6215 | } | |
6216 | ||
6217 | ||
6218 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
6219 | images. FORCE_P zero means clear only images that haven't been | |
6220 | displayed for some time. Should be called from time to time to | |
6221 | reduce the number of loaded images. If image-eviction-seconds is | |
6222 | non-nil, this frees images in the cache which weren't displayed for | |
6223 | at least that many seconds. */ | |
6224 | ||
6225 | void | |
6226 | clear_image_cache (f, force_p) | |
6227 | struct frame *f; | |
6228 | int force_p; | |
6229 | { | |
6230 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6231 | ||
83676598 | 6232 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
6233 | { |
6234 | EMACS_TIME t; | |
6235 | unsigned long old; | |
f4779de9 | 6236 | int i, nfreed; |
333b20bb GM |
6237 | |
6238 | EMACS_GET_TIME (t); | |
fcf431dc | 6239 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
f4779de9 GM |
6240 | |
6241 | /* Block input so that we won't be interrupted by a SIGIO | |
6242 | while being in an inconsistent state. */ | |
6243 | BLOCK_INPUT; | |
333b20bb | 6244 | |
f4779de9 | 6245 | for (i = nfreed = 0; i < c->used; ++i) |
333b20bb GM |
6246 | { |
6247 | struct image *img = c->images[i]; | |
6248 | if (img != NULL | |
f4779de9 | 6249 | && (force_p || img->timestamp < old)) |
333b20bb GM |
6250 | { |
6251 | free_image (f, img); | |
f4779de9 | 6252 | ++nfreed; |
333b20bb GM |
6253 | } |
6254 | } | |
6255 | ||
6256 | /* We may be clearing the image cache because, for example, | |
6257 | Emacs was iconified for a longer period of time. In that | |
6258 | case, current matrices may still contain references to | |
6259 | images freed above. So, clear these matrices. */ | |
f4779de9 | 6260 | if (nfreed) |
333b20bb | 6261 | { |
f4779de9 GM |
6262 | Lisp_Object tail, frame; |
6263 | ||
6264 | FOR_EACH_FRAME (tail, frame) | |
6265 | { | |
6266 | struct frame *f = XFRAME (frame); | |
6267 | if (FRAME_X_P (f) | |
6268 | && FRAME_X_IMAGE_CACHE (f) == c) | |
83676598 | 6269 | clear_current_matrices (f); |
f4779de9 GM |
6270 | } |
6271 | ||
333b20bb GM |
6272 | ++windows_or_buffers_changed; |
6273 | } | |
f4779de9 GM |
6274 | |
6275 | UNBLOCK_INPUT; | |
333b20bb GM |
6276 | } |
6277 | } | |
6278 | ||
6279 | ||
6280 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
6281 | 0, 1, 0, | |
7ee72033 | 6282 | doc: /* Clear the image cache of FRAME. |
c061c855 | 6283 | FRAME nil or omitted means use the selected frame. |
7ee72033 MB |
6284 | FRAME t means clear the image caches of all frames. */) |
6285 | (frame) | |
333b20bb GM |
6286 | Lisp_Object frame; |
6287 | { | |
6288 | if (EQ (frame, Qt)) | |
6289 | { | |
6290 | Lisp_Object tail; | |
6291 | ||
6292 | FOR_EACH_FRAME (tail, frame) | |
6293 | if (FRAME_X_P (XFRAME (frame))) | |
6294 | clear_image_cache (XFRAME (frame), 1); | |
6295 | } | |
6296 | else | |
6297 | clear_image_cache (check_x_frame (frame), 1); | |
6298 | ||
6299 | return Qnil; | |
6300 | } | |
6301 | ||
6302 | ||
ad18ffb1 GM |
6303 | /* Compute masks and transform image IMG on frame F, as specified |
6304 | by the image's specification, */ | |
6305 | ||
6306 | static void | |
6307 | postprocess_image (f, img) | |
6308 | struct frame *f; | |
6309 | struct image *img; | |
6310 | { | |
6311 | /* Manipulation of the image's mask. */ | |
6312 | if (img->pixmap) | |
6313 | { | |
6314 | Lisp_Object conversion, spec; | |
6315 | Lisp_Object mask; | |
6316 | ||
6317 | spec = img->spec; | |
6318 | ||
6319 | /* `:heuristic-mask t' | |
6320 | `:mask heuristic' | |
6321 | means build a mask heuristically. | |
6322 | `:heuristic-mask (R G B)' | |
6323 | `:mask (heuristic (R G B))' | |
6324 | means build a mask from color (R G B) in the | |
6325 | image. | |
6326 | `:mask nil' | |
6327 | means remove a mask, if any. */ | |
6328 | ||
6329 | mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
6330 | if (!NILP (mask)) | |
6331 | x_build_heuristic_mask (f, img, mask); | |
6332 | else | |
6333 | { | |
6334 | int found_p; | |
6335 | ||
6336 | mask = image_spec_value (spec, QCmask, &found_p); | |
6337 | ||
6338 | if (EQ (mask, Qheuristic)) | |
6339 | x_build_heuristic_mask (f, img, Qt); | |
6340 | else if (CONSP (mask) | |
6341 | && EQ (XCAR (mask), Qheuristic)) | |
6342 | { | |
6343 | if (CONSP (XCDR (mask))) | |
6344 | x_build_heuristic_mask (f, img, XCAR (XCDR (mask))); | |
6345 | else | |
6346 | x_build_heuristic_mask (f, img, XCDR (mask)); | |
6347 | } | |
6348 | else if (NILP (mask) && found_p && img->mask) | |
6349 | { | |
6350 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
6351 | img->mask = None; | |
6352 | } | |
6353 | } | |
6354 | ||
6355 | ||
6356 | /* Should we apply an image transformation algorithm? */ | |
6357 | conversion = image_spec_value (spec, QCconversion, NULL); | |
6358 | if (EQ (conversion, Qdisabled)) | |
6359 | x_disable_image (f, img); | |
6360 | else if (EQ (conversion, Qlaplace)) | |
6361 | x_laplace (f, img); | |
6362 | else if (EQ (conversion, Qemboss)) | |
6363 | x_emboss (f, img); | |
6364 | else if (CONSP (conversion) | |
6365 | && EQ (XCAR (conversion), Qedge_detection)) | |
6366 | { | |
6367 | Lisp_Object tem; | |
6368 | tem = XCDR (conversion); | |
6369 | if (CONSP (tem)) | |
6370 | x_edge_detection (f, img, | |
6371 | Fplist_get (tem, QCmatrix), | |
6372 | Fplist_get (tem, QCcolor_adjustment)); | |
6373 | } | |
6374 | } | |
6375 | } | |
6376 | ||
6377 | ||
333b20bb | 6378 | /* Return the id of image with Lisp specification SPEC on frame F. |
83676598 | 6379 | SPEC must be a valid Lisp image specification (see valid_image_p). */ |
333b20bb GM |
6380 | |
6381 | int | |
83676598 | 6382 | lookup_image (f, spec) |
333b20bb GM |
6383 | struct frame *f; |
6384 | Lisp_Object spec; | |
6385 | { | |
6386 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6387 | struct image *img; | |
6388 | int i; | |
6389 | unsigned hash; | |
6390 | struct gcpro gcpro1; | |
4f7ca1f1 | 6391 | EMACS_TIME now; |
333b20bb GM |
6392 | |
6393 | /* F must be a window-system frame, and SPEC must be a valid image | |
6394 | specification. */ | |
6395 | xassert (FRAME_WINDOW_P (f)); | |
6396 | xassert (valid_image_p (spec)); | |
6397 | ||
6398 | GCPRO1 (spec); | |
6399 | ||
6400 | /* Look up SPEC in the hash table of the image cache. */ | |
6401 | hash = sxhash (spec, 0); | |
6402 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6403 | ||
6404 | for (img = c->buckets[i]; img; img = img->next) | |
6405 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
6406 | break; | |
6407 | ||
6408 | /* If not found, create a new image and cache it. */ | |
6409 | if (img == NULL) | |
6410 | { | |
ad18ffb1 GM |
6411 | extern Lisp_Object Qpostscript; |
6412 | ||
28c7826c | 6413 | BLOCK_INPUT; |
333b20bb GM |
6414 | img = make_image (spec, hash); |
6415 | cache_image (f, img); | |
83676598 | 6416 | img->load_failed_p = img->type->load (f, img) == 0; |
333b20bb GM |
6417 | |
6418 | /* If we can't load the image, and we don't have a width and | |
6419 | height, use some arbitrary width and height so that we can | |
6420 | draw a rectangle for it. */ | |
83676598 | 6421 | if (img->load_failed_p) |
333b20bb GM |
6422 | { |
6423 | Lisp_Object value; | |
6424 | ||
6425 | value = image_spec_value (spec, QCwidth, NULL); | |
6426 | img->width = (INTEGERP (value) | |
6427 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
6428 | value = image_spec_value (spec, QCheight, NULL); | |
6429 | img->height = (INTEGERP (value) | |
6430 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
6431 | } | |
6432 | else | |
6433 | { | |
6434 | /* Handle image type independent image attributes | |
f20a3b7a MB |
6435 | `:ascent ASCENT', `:margin MARGIN', `:relief RELIEF', |
6436 | `:background COLOR'. */ | |
6437 | Lisp_Object ascent, margin, relief, bg; | |
333b20bb GM |
6438 | |
6439 | ascent = image_spec_value (spec, QCascent, NULL); | |
6440 | if (INTEGERP (ascent)) | |
6441 | img->ascent = XFASTINT (ascent); | |
7c7ff7f5 GM |
6442 | else if (EQ (ascent, Qcenter)) |
6443 | img->ascent = CENTERED_IMAGE_ASCENT; | |
333b20bb GM |
6444 | |
6445 | margin = image_spec_value (spec, QCmargin, NULL); | |
6446 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
3ed61e75 GM |
6447 | img->vmargin = img->hmargin = XFASTINT (margin); |
6448 | else if (CONSP (margin) && INTEGERP (XCAR (margin)) | |
6449 | && INTEGERP (XCDR (margin))) | |
6450 | { | |
6451 | if (XINT (XCAR (margin)) > 0) | |
6452 | img->hmargin = XFASTINT (XCAR (margin)); | |
6453 | if (XINT (XCDR (margin)) > 0) | |
6454 | img->vmargin = XFASTINT (XCDR (margin)); | |
6455 | } | |
333b20bb GM |
6456 | |
6457 | relief = image_spec_value (spec, QCrelief, NULL); | |
6458 | if (INTEGERP (relief)) | |
6459 | { | |
6460 | img->relief = XINT (relief); | |
3ed61e75 GM |
6461 | img->hmargin += abs (img->relief); |
6462 | img->vmargin += abs (img->relief); | |
333b20bb GM |
6463 | } |
6464 | ||
f20a3b7a MB |
6465 | if (! img->background_valid) |
6466 | { | |
6467 | bg = image_spec_value (img->spec, QCbackground, NULL); | |
6468 | if (!NILP (bg)) | |
6469 | { | |
6470 | img->background | |
6471 | = x_alloc_image_color (f, img, bg, | |
6472 | FRAME_BACKGROUND_PIXEL (f)); | |
6473 | img->background_valid = 1; | |
6474 | } | |
6475 | } | |
6476 | ||
ad18ffb1 GM |
6477 | /* Do image transformations and compute masks, unless we |
6478 | don't have the image yet. */ | |
6479 | if (!EQ (*img->type->type, Qpostscript)) | |
6480 | postprocess_image (f, img); | |
333b20bb | 6481 | } |
dd00328a | 6482 | |
28c7826c GM |
6483 | UNBLOCK_INPUT; |
6484 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
6485 | } |
6486 | ||
4f7ca1f1 GM |
6487 | /* We're using IMG, so set its timestamp to `now'. */ |
6488 | EMACS_GET_TIME (now); | |
6489 | img->timestamp = EMACS_SECS (now); | |
6490 | ||
333b20bb GM |
6491 | UNGCPRO; |
6492 | ||
6493 | /* Value is the image id. */ | |
6494 | return img->id; | |
6495 | } | |
6496 | ||
6497 | ||
6498 | /* Cache image IMG in the image cache of frame F. */ | |
6499 | ||
6500 | static void | |
6501 | cache_image (f, img) | |
6502 | struct frame *f; | |
6503 | struct image *img; | |
6504 | { | |
6505 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6506 | int i; | |
6507 | ||
6508 | /* Find a free slot in c->images. */ | |
6509 | for (i = 0; i < c->used; ++i) | |
6510 | if (c->images[i] == NULL) | |
6511 | break; | |
6512 | ||
6513 | /* If no free slot found, maybe enlarge c->images. */ | |
6514 | if (i == c->used && c->used == c->size) | |
6515 | { | |
6516 | c->size *= 2; | |
6517 | c->images = (struct image **) xrealloc (c->images, | |
6518 | c->size * sizeof *c->images); | |
6519 | } | |
6520 | ||
6521 | /* Add IMG to c->images, and assign IMG an id. */ | |
6522 | c->images[i] = img; | |
6523 | img->id = i; | |
6524 | if (i == c->used) | |
6525 | ++c->used; | |
6526 | ||
6527 | /* Add IMG to the cache's hash table. */ | |
6528 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6529 | img->next = c->buckets[i]; | |
6530 | if (img->next) | |
6531 | img->next->prev = img; | |
6532 | img->prev = NULL; | |
6533 | c->buckets[i] = img; | |
6534 | } | |
6535 | ||
6536 | ||
6537 | /* Call FN on every image in the image cache of frame F. Used to mark | |
6538 | Lisp Objects in the image cache. */ | |
6539 | ||
6540 | void | |
6541 | forall_images_in_image_cache (f, fn) | |
6542 | struct frame *f; | |
6543 | void (*fn) P_ ((struct image *img)); | |
6544 | { | |
6545 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
6546 | { | |
6547 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6548 | if (c) | |
6549 | { | |
6550 | int i; | |
6551 | for (i = 0; i < c->used; ++i) | |
6552 | if (c->images[i]) | |
6553 | fn (c->images[i]); | |
6554 | } | |
6555 | } | |
6556 | } | |
6557 | ||
6558 | ||
6559 | \f | |
6560 | /*********************************************************************** | |
6561 | X support code | |
6562 | ***********************************************************************/ | |
6563 | ||
45158a91 GM |
6564 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
6565 | XImage **, Pixmap *)); | |
333b20bb GM |
6566 | static void x_destroy_x_image P_ ((XImage *)); |
6567 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
6568 | ||
6569 | ||
6570 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
6571 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
6572 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
6573 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 6574 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
6575 | |
6576 | static int | |
45158a91 | 6577 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 6578 | struct frame *f; |
333b20bb GM |
6579 | int width, height, depth; |
6580 | XImage **ximg; | |
6581 | Pixmap *pixmap; | |
6582 | { | |
6583 | Display *display = FRAME_X_DISPLAY (f); | |
6584 | Screen *screen = FRAME_X_SCREEN (f); | |
6585 | Window window = FRAME_X_WINDOW (f); | |
6586 | ||
6587 | xassert (interrupt_input_blocked); | |
6588 | ||
6589 | if (depth <= 0) | |
6590 | depth = DefaultDepthOfScreen (screen); | |
6591 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
6592 | depth, ZPixmap, 0, NULL, width, height, | |
6593 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
6594 | if (*ximg == NULL) | |
6595 | { | |
45158a91 | 6596 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
6597 | return 0; |
6598 | } | |
6599 | ||
6600 | /* Allocate image raster. */ | |
6601 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
6602 | ||
6603 | /* Allocate a pixmap of the same size. */ | |
6604 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
dd00328a | 6605 | if (*pixmap == None) |
333b20bb GM |
6606 | { |
6607 | x_destroy_x_image (*ximg); | |
6608 | *ximg = NULL; | |
45158a91 | 6609 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
6610 | return 0; |
6611 | } | |
6612 | ||
6613 | return 1; | |
6614 | } | |
6615 | ||
6616 | ||
6617 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
6618 | ||
6619 | static void | |
6620 | x_destroy_x_image (ximg) | |
6621 | XImage *ximg; | |
6622 | { | |
6623 | xassert (interrupt_input_blocked); | |
6624 | if (ximg) | |
6625 | { | |
6626 | xfree (ximg->data); | |
6627 | ximg->data = NULL; | |
6628 | XDestroyImage (ximg); | |
6629 | } | |
6630 | } | |
6631 | ||
6632 | ||
6633 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
6634 | are width and height of both the image and pixmap. */ | |
6635 | ||
ea6b19ca | 6636 | static void |
333b20bb GM |
6637 | x_put_x_image (f, ximg, pixmap, width, height) |
6638 | struct frame *f; | |
6639 | XImage *ximg; | |
6640 | Pixmap pixmap; | |
6641 | { | |
6642 | GC gc; | |
6643 | ||
6644 | xassert (interrupt_input_blocked); | |
6645 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
6646 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
6647 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
6648 | } | |
6649 | ||
6650 | ||
6651 | \f | |
6652 | /*********************************************************************** | |
5be6c3b0 | 6653 | File Handling |
333b20bb GM |
6654 | ***********************************************************************/ |
6655 | ||
6656 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
5be6c3b0 GM |
6657 | static char *slurp_file P_ ((char *, int *)); |
6658 | ||
333b20bb GM |
6659 | |
6660 | /* Find image file FILE. Look in data-directory, then | |
6661 | x-bitmap-file-path. Value is the full name of the file found, or | |
6662 | nil if not found. */ | |
6663 | ||
6664 | static Lisp_Object | |
6665 | x_find_image_file (file) | |
6666 | Lisp_Object file; | |
6667 | { | |
6668 | Lisp_Object file_found, search_path; | |
6669 | struct gcpro gcpro1, gcpro2; | |
6670 | int fd; | |
6671 | ||
6672 | file_found = Qnil; | |
6673 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
6674 | GCPRO2 (file_found, search_path); | |
6675 | ||
6676 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
de2413e9 | 6677 | fd = openp (search_path, file, Qnil, &file_found, Qnil); |
333b20bb | 6678 | |
939d6465 | 6679 | if (fd == -1) |
333b20bb GM |
6680 | file_found = Qnil; |
6681 | else | |
6682 | close (fd); | |
6683 | ||
6684 | UNGCPRO; | |
6685 | return file_found; | |
6686 | } | |
6687 | ||
6688 | ||
5be6c3b0 GM |
6689 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
6690 | with xmalloc holding FILE's contents. Value is null if an error | |
b243755a | 6691 | occurred. *SIZE is set to the size of the file. */ |
5be6c3b0 GM |
6692 | |
6693 | static char * | |
6694 | slurp_file (file, size) | |
6695 | char *file; | |
6696 | int *size; | |
6697 | { | |
6698 | FILE *fp = NULL; | |
6699 | char *buf = NULL; | |
6700 | struct stat st; | |
6701 | ||
6702 | if (stat (file, &st) == 0 | |
6703 | && (fp = fopen (file, "r")) != NULL | |
6704 | && (buf = (char *) xmalloc (st.st_size), | |
6705 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
6706 | { | |
6707 | *size = st.st_size; | |
6708 | fclose (fp); | |
6709 | } | |
6710 | else | |
6711 | { | |
6712 | if (fp) | |
6713 | fclose (fp); | |
6714 | if (buf) | |
6715 | { | |
6716 | xfree (buf); | |
6717 | buf = NULL; | |
6718 | } | |
6719 | } | |
6720 | ||
6721 | return buf; | |
6722 | } | |
6723 | ||
6724 | ||
333b20bb GM |
6725 | \f |
6726 | /*********************************************************************** | |
6727 | XBM images | |
6728 | ***********************************************************************/ | |
6729 | ||
5be6c3b0 | 6730 | static int xbm_scan P_ ((char **, char *, char *, int *)); |
333b20bb | 6731 | static int xbm_load P_ ((struct frame *f, struct image *img)); |
5be6c3b0 GM |
6732 | static int xbm_load_image P_ ((struct frame *f, struct image *img, |
6733 | char *, char *)); | |
333b20bb | 6734 | static int xbm_image_p P_ ((Lisp_Object object)); |
5be6c3b0 GM |
6735 | static int xbm_read_bitmap_data P_ ((char *, char *, int *, int *, |
6736 | unsigned char **)); | |
6737 | static int xbm_file_p P_ ((Lisp_Object)); | |
333b20bb GM |
6738 | |
6739 | ||
6740 | /* Indices of image specification fields in xbm_format, below. */ | |
6741 | ||
6742 | enum xbm_keyword_index | |
6743 | { | |
6744 | XBM_TYPE, | |
6745 | XBM_FILE, | |
6746 | XBM_WIDTH, | |
6747 | XBM_HEIGHT, | |
6748 | XBM_DATA, | |
6749 | XBM_FOREGROUND, | |
6750 | XBM_BACKGROUND, | |
6751 | XBM_ASCENT, | |
6752 | XBM_MARGIN, | |
6753 | XBM_RELIEF, | |
6754 | XBM_ALGORITHM, | |
6755 | XBM_HEURISTIC_MASK, | |
4a8e312c | 6756 | XBM_MASK, |
333b20bb GM |
6757 | XBM_LAST |
6758 | }; | |
6759 | ||
6760 | /* Vector of image_keyword structures describing the format | |
6761 | of valid XBM image specifications. */ | |
6762 | ||
6763 | static struct image_keyword xbm_format[XBM_LAST] = | |
6764 | { | |
6765 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6766 | {":file", IMAGE_STRING_VALUE, 0}, | |
6767 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6768 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6769 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6f1be3b9 GM |
6770 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
6771 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0}, | |
7c7ff7f5 | 6772 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 6773 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 6774 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 6775 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c GM |
6776 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6777 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
333b20bb GM |
6778 | }; |
6779 | ||
6780 | /* Structure describing the image type XBM. */ | |
6781 | ||
6782 | static struct image_type xbm_type = | |
6783 | { | |
6784 | &Qxbm, | |
6785 | xbm_image_p, | |
6786 | xbm_load, | |
6787 | x_clear_image, | |
6788 | NULL | |
6789 | }; | |
6790 | ||
6791 | /* Tokens returned from xbm_scan. */ | |
6792 | ||
6793 | enum xbm_token | |
6794 | { | |
6795 | XBM_TK_IDENT = 256, | |
6796 | XBM_TK_NUMBER | |
6797 | }; | |
6798 | ||
6799 | ||
6800 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6801 | A valid specification is a list starting with the symbol `image' | |
6802 | The rest of the list is a property list which must contain an | |
6803 | entry `:type xbm.. | |
6804 | ||
6805 | If the specification specifies a file to load, it must contain | |
6806 | an entry `:file FILENAME' where FILENAME is a string. | |
6807 | ||
6808 | If the specification is for a bitmap loaded from memory it must | |
6809 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6810 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6811 | ||
6812 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6813 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6814 | ||
6815 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6816 | ||
6817 | 3. a vector of strings or bool-vectors, one for each line of the | |
6818 | bitmap. | |
6819 | ||
5be6c3b0 GM |
6820 | 4. A string containing an in-memory XBM file. WIDTH and HEIGHT |
6821 | may not be specified in this case because they are defined in the | |
6822 | XBM file. | |
6823 | ||
333b20bb GM |
6824 | Both the file and data forms may contain the additional entries |
6825 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6826 | foreground and background of the frame on which the image is | |
e3130015 | 6827 | displayed is used. */ |
333b20bb GM |
6828 | |
6829 | static int | |
6830 | xbm_image_p (object) | |
6831 | Lisp_Object object; | |
6832 | { | |
6833 | struct image_keyword kw[XBM_LAST]; | |
6834 | ||
6835 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6836 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6837 | return 0; |
6838 | ||
6839 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6840 | ||
6841 | if (kw[XBM_FILE].count) | |
6842 | { | |
6843 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6844 | return 0; | |
6845 | } | |
5be6c3b0 GM |
6846 | else if (kw[XBM_DATA].count && xbm_file_p (kw[XBM_DATA].value)) |
6847 | { | |
6848 | /* In-memory XBM file. */ | |
6849 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_FILE].count) | |
6850 | return 0; | |
6851 | } | |
333b20bb GM |
6852 | else |
6853 | { | |
6854 | Lisp_Object data; | |
6855 | int width, height; | |
6856 | ||
6857 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6858 | if (!kw[XBM_WIDTH].count | |
6859 | || !kw[XBM_HEIGHT].count | |
6860 | || !kw[XBM_DATA].count) | |
6861 | return 0; | |
6862 | ||
6863 | data = kw[XBM_DATA].value; | |
6864 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6865 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6866 | ||
6867 | /* Check type of data, and width and height against contents of | |
6868 | data. */ | |
6869 | if (VECTORP (data)) | |
6870 | { | |
6871 | int i; | |
6872 | ||
6873 | /* Number of elements of the vector must be >= height. */ | |
6874 | if (XVECTOR (data)->size < height) | |
6875 | return 0; | |
6876 | ||
6877 | /* Each string or bool-vector in data must be large enough | |
6878 | for one line of the image. */ | |
6879 | for (i = 0; i < height; ++i) | |
6880 | { | |
6881 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6882 | ||
6883 | if (STRINGP (elt)) | |
6884 | { | |
6885 | if (XSTRING (elt)->size | |
6886 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6887 | return 0; | |
6888 | } | |
6889 | else if (BOOL_VECTOR_P (elt)) | |
6890 | { | |
6891 | if (XBOOL_VECTOR (elt)->size < width) | |
6892 | return 0; | |
6893 | } | |
6894 | else | |
6895 | return 0; | |
6896 | } | |
6897 | } | |
6898 | else if (STRINGP (data)) | |
6899 | { | |
6900 | if (XSTRING (data)->size | |
6901 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6902 | return 0; | |
6903 | } | |
6904 | else if (BOOL_VECTOR_P (data)) | |
6905 | { | |
6906 | if (XBOOL_VECTOR (data)->size < width * height) | |
6907 | return 0; | |
6908 | } | |
6909 | else | |
6910 | return 0; | |
6911 | } | |
6912 | ||
333b20bb GM |
6913 | return 1; |
6914 | } | |
6915 | ||
6916 | ||
6917 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6918 | either an enumerator from enum xbm_token, or a character for a | |
6919 | single-character token, or 0 at end of file. If scanning an | |
6920 | identifier, store the lexeme of the identifier in SVAL. If | |
6921 | scanning a number, store its value in *IVAL. */ | |
6922 | ||
6923 | static int | |
5be6c3b0 GM |
6924 | xbm_scan (s, end, sval, ival) |
6925 | char **s, *end; | |
333b20bb GM |
6926 | char *sval; |
6927 | int *ival; | |
6928 | { | |
6929 | int c; | |
0a695da7 GM |
6930 | |
6931 | loop: | |
333b20bb GM |
6932 | |
6933 | /* Skip white space. */ | |
5be6c3b0 | 6934 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
6935 | ; |
6936 | ||
5be6c3b0 | 6937 | if (*s >= end) |
333b20bb GM |
6938 | c = 0; |
6939 | else if (isdigit (c)) | |
6940 | { | |
6941 | int value = 0, digit; | |
6942 | ||
5be6c3b0 | 6943 | if (c == '0' && *s < end) |
333b20bb | 6944 | { |
5be6c3b0 | 6945 | c = *(*s)++; |
333b20bb GM |
6946 | if (c == 'x' || c == 'X') |
6947 | { | |
5be6c3b0 | 6948 | while (*s < end) |
333b20bb | 6949 | { |
5be6c3b0 | 6950 | c = *(*s)++; |
333b20bb GM |
6951 | if (isdigit (c)) |
6952 | digit = c - '0'; | |
6953 | else if (c >= 'a' && c <= 'f') | |
6954 | digit = c - 'a' + 10; | |
6955 | else if (c >= 'A' && c <= 'F') | |
6956 | digit = c - 'A' + 10; | |
6957 | else | |
6958 | break; | |
6959 | value = 16 * value + digit; | |
6960 | } | |
6961 | } | |
6962 | else if (isdigit (c)) | |
6963 | { | |
6964 | value = c - '0'; | |
5be6c3b0 GM |
6965 | while (*s < end |
6966 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6967 | value = 8 * value + c - '0'; |
6968 | } | |
6969 | } | |
6970 | else | |
6971 | { | |
6972 | value = c - '0'; | |
5be6c3b0 GM |
6973 | while (*s < end |
6974 | && (c = *(*s)++, isdigit (c))) | |
333b20bb GM |
6975 | value = 10 * value + c - '0'; |
6976 | } | |
6977 | ||
5be6c3b0 GM |
6978 | if (*s < end) |
6979 | *s = *s - 1; | |
333b20bb GM |
6980 | *ival = value; |
6981 | c = XBM_TK_NUMBER; | |
6982 | } | |
6983 | else if (isalpha (c) || c == '_') | |
6984 | { | |
6985 | *sval++ = c; | |
5be6c3b0 GM |
6986 | while (*s < end |
6987 | && (c = *(*s)++, (isalnum (c) || c == '_'))) | |
333b20bb GM |
6988 | *sval++ = c; |
6989 | *sval = 0; | |
5be6c3b0 GM |
6990 | if (*s < end) |
6991 | *s = *s - 1; | |
333b20bb GM |
6992 | c = XBM_TK_IDENT; |
6993 | } | |
0a695da7 GM |
6994 | else if (c == '/' && **s == '*') |
6995 | { | |
6996 | /* C-style comment. */ | |
6997 | ++*s; | |
6998 | while (**s && (**s != '*' || *(*s + 1) != '/')) | |
6999 | ++*s; | |
7000 | if (**s) | |
7001 | { | |
7002 | *s += 2; | |
7003 | goto loop; | |
7004 | } | |
7005 | } | |
333b20bb GM |
7006 | |
7007 | return c; | |
7008 | } | |
7009 | ||
7010 | ||
7011 | /* Replacement for XReadBitmapFileData which isn't available under old | |
5be6c3b0 GM |
7012 | X versions. CONTENTS is a pointer to a buffer to parse; END is the |
7013 | buffer's end. Set *WIDTH and *HEIGHT to the width and height of | |
7014 | the image. Return in *DATA the bitmap data allocated with xmalloc. | |
7015 | Value is non-zero if successful. DATA null means just test if | |
b243755a | 7016 | CONTENTS looks like an in-memory XBM file. */ |
333b20bb GM |
7017 | |
7018 | static int | |
5be6c3b0 GM |
7019 | xbm_read_bitmap_data (contents, end, width, height, data) |
7020 | char *contents, *end; | |
333b20bb GM |
7021 | int *width, *height; |
7022 | unsigned char **data; | |
7023 | { | |
5be6c3b0 | 7024 | char *s = contents; |
333b20bb GM |
7025 | char buffer[BUFSIZ]; |
7026 | int padding_p = 0; | |
7027 | int v10 = 0; | |
7028 | int bytes_per_line, i, nbytes; | |
7029 | unsigned char *p; | |
7030 | int value; | |
7031 | int LA1; | |
7032 | ||
7033 | #define match() \ | |
5be6c3b0 | 7034 | LA1 = xbm_scan (&s, end, buffer, &value) |
333b20bb GM |
7035 | |
7036 | #define expect(TOKEN) \ | |
7037 | if (LA1 != (TOKEN)) \ | |
7038 | goto failure; \ | |
7039 | else \ | |
7040 | match () | |
7041 | ||
7042 | #define expect_ident(IDENT) \ | |
7043 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
7044 | match (); \ | |
7045 | else \ | |
7046 | goto failure | |
7047 | ||
333b20bb | 7048 | *width = *height = -1; |
5be6c3b0 GM |
7049 | if (data) |
7050 | *data = NULL; | |
7051 | LA1 = xbm_scan (&s, end, buffer, &value); | |
333b20bb GM |
7052 | |
7053 | /* Parse defines for width, height and hot-spots. */ | |
7054 | while (LA1 == '#') | |
7055 | { | |
333b20bb GM |
7056 | match (); |
7057 | expect_ident ("define"); | |
7058 | expect (XBM_TK_IDENT); | |
7059 | ||
7060 | if (LA1 == XBM_TK_NUMBER); | |
7061 | { | |
7062 | char *p = strrchr (buffer, '_'); | |
7063 | p = p ? p + 1 : buffer; | |
7064 | if (strcmp (p, "width") == 0) | |
7065 | *width = value; | |
7066 | else if (strcmp (p, "height") == 0) | |
7067 | *height = value; | |
7068 | } | |
7069 | expect (XBM_TK_NUMBER); | |
7070 | } | |
7071 | ||
7072 | if (*width < 0 || *height < 0) | |
7073 | goto failure; | |
5be6c3b0 GM |
7074 | else if (data == NULL) |
7075 | goto success; | |
333b20bb GM |
7076 | |
7077 | /* Parse bits. Must start with `static'. */ | |
7078 | expect_ident ("static"); | |
7079 | if (LA1 == XBM_TK_IDENT) | |
7080 | { | |
7081 | if (strcmp (buffer, "unsigned") == 0) | |
7082 | { | |
7083 | match (); | |
7084 | expect_ident ("char"); | |
7085 | } | |
7086 | else if (strcmp (buffer, "short") == 0) | |
7087 | { | |
7088 | match (); | |
7089 | v10 = 1; | |
7090 | if (*width % 16 && *width % 16 < 9) | |
7091 | padding_p = 1; | |
7092 | } | |
7093 | else if (strcmp (buffer, "char") == 0) | |
7094 | match (); | |
7095 | else | |
7096 | goto failure; | |
7097 | } | |
7098 | else | |
7099 | goto failure; | |
7100 | ||
7101 | expect (XBM_TK_IDENT); | |
7102 | expect ('['); | |
7103 | expect (']'); | |
7104 | expect ('='); | |
7105 | expect ('{'); | |
7106 | ||
7107 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
7108 | nbytes = bytes_per_line * *height; | |
7109 | p = *data = (char *) xmalloc (nbytes); | |
7110 | ||
7111 | if (v10) | |
7112 | { | |
333b20bb GM |
7113 | for (i = 0; i < nbytes; i += 2) |
7114 | { | |
7115 | int val = value; | |
7116 | expect (XBM_TK_NUMBER); | |
7117 | ||
7118 | *p++ = val; | |
7119 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
7120 | *p++ = value >> 8; | |
7121 | ||
7122 | if (LA1 == ',' || LA1 == '}') | |
7123 | match (); | |
7124 | else | |
7125 | goto failure; | |
7126 | } | |
7127 | } | |
7128 | else | |
7129 | { | |
7130 | for (i = 0; i < nbytes; ++i) | |
7131 | { | |
7132 | int val = value; | |
7133 | expect (XBM_TK_NUMBER); | |
7134 | ||
7135 | *p++ = val; | |
7136 | ||
7137 | if (LA1 == ',' || LA1 == '}') | |
7138 | match (); | |
7139 | else | |
7140 | goto failure; | |
7141 | } | |
7142 | } | |
7143 | ||
5be6c3b0 | 7144 | success: |
333b20bb GM |
7145 | return 1; |
7146 | ||
7147 | failure: | |
7148 | ||
5be6c3b0 | 7149 | if (data && *data) |
333b20bb GM |
7150 | { |
7151 | xfree (*data); | |
7152 | *data = NULL; | |
7153 | } | |
7154 | return 0; | |
7155 | ||
7156 | #undef match | |
7157 | #undef expect | |
7158 | #undef expect_ident | |
7159 | } | |
7160 | ||
7161 | ||
5be6c3b0 GM |
7162 | /* Load XBM image IMG which will be displayed on frame F from buffer |
7163 | CONTENTS. END is the end of the buffer. Value is non-zero if | |
7164 | successful. */ | |
333b20bb GM |
7165 | |
7166 | static int | |
5be6c3b0 | 7167 | xbm_load_image (f, img, contents, end) |
333b20bb GM |
7168 | struct frame *f; |
7169 | struct image *img; | |
5be6c3b0 | 7170 | char *contents, *end; |
333b20bb GM |
7171 | { |
7172 | int rc; | |
7173 | unsigned char *data; | |
7174 | int success_p = 0; | |
333b20bb | 7175 | |
5be6c3b0 | 7176 | rc = xbm_read_bitmap_data (contents, end, &img->width, &img->height, &data); |
333b20bb GM |
7177 | if (rc) |
7178 | { | |
7179 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7180 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7181 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7182 | Lisp_Object value; | |
7183 | ||
7184 | xassert (img->width > 0 && img->height > 0); | |
7185 | ||
7186 | /* Get foreground and background colors, maybe allocate colors. */ | |
7187 | value = image_spec_value (img->spec, QCforeground, NULL); | |
7188 | if (!NILP (value)) | |
7189 | foreground = x_alloc_image_color (f, img, value, foreground); | |
333b20bb GM |
7190 | value = image_spec_value (img->spec, QCbackground, NULL); |
7191 | if (!NILP (value)) | |
f20a3b7a MB |
7192 | { |
7193 | background = x_alloc_image_color (f, img, value, background); | |
7194 | img->background = background; | |
7195 | img->background_valid = 1; | |
7196 | } | |
333b20bb | 7197 | |
333b20bb GM |
7198 | img->pixmap |
7199 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7200 | FRAME_X_WINDOW (f), | |
7201 | data, | |
7202 | img->width, img->height, | |
7203 | foreground, background, | |
7204 | depth); | |
7205 | xfree (data); | |
7206 | ||
dd00328a | 7207 | if (img->pixmap == None) |
333b20bb GM |
7208 | { |
7209 | x_clear_image (f, img); | |
5be6c3b0 | 7210 | image_error ("Unable to create X pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
7211 | } |
7212 | else | |
7213 | success_p = 1; | |
333b20bb GM |
7214 | } |
7215 | else | |
45158a91 | 7216 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb | 7217 | |
333b20bb GM |
7218 | return success_p; |
7219 | } | |
7220 | ||
7221 | ||
5be6c3b0 GM |
7222 | /* Value is non-zero if DATA looks like an in-memory XBM file. */ |
7223 | ||
7224 | static int | |
7225 | xbm_file_p (data) | |
7226 | Lisp_Object data; | |
7227 | { | |
7228 | int w, h; | |
7229 | return (STRINGP (data) | |
7230 | && xbm_read_bitmap_data (XSTRING (data)->data, | |
7231 | (XSTRING (data)->data | |
7232 | + STRING_BYTES (XSTRING (data))), | |
7233 | &w, &h, NULL)); | |
7234 | } | |
7235 | ||
7236 | ||
333b20bb GM |
7237 | /* Fill image IMG which is used on frame F with pixmap data. Value is |
7238 | non-zero if successful. */ | |
7239 | ||
7240 | static int | |
7241 | xbm_load (f, img) | |
7242 | struct frame *f; | |
7243 | struct image *img; | |
7244 | { | |
7245 | int success_p = 0; | |
7246 | Lisp_Object file_name; | |
7247 | ||
7248 | xassert (xbm_image_p (img->spec)); | |
7249 | ||
7250 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
7251 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
7252 | if (STRINGP (file_name)) | |
5be6c3b0 GM |
7253 | { |
7254 | Lisp_Object file; | |
7255 | char *contents; | |
7256 | int size; | |
7257 | struct gcpro gcpro1; | |
7258 | ||
7259 | file = x_find_image_file (file_name); | |
7260 | GCPRO1 (file); | |
7261 | if (!STRINGP (file)) | |
7262 | { | |
7263 | image_error ("Cannot find image file `%s'", file_name, Qnil); | |
7264 | UNGCPRO; | |
7265 | return 0; | |
7266 | } | |
7267 | ||
7268 | contents = slurp_file (XSTRING (file)->data, &size); | |
7269 | if (contents == NULL) | |
7270 | { | |
7271 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); | |
7272 | UNGCPRO; | |
7273 | return 0; | |
7274 | } | |
7275 | ||
7276 | success_p = xbm_load_image (f, img, contents, contents + size); | |
7277 | UNGCPRO; | |
7278 | } | |
333b20bb GM |
7279 | else |
7280 | { | |
7281 | struct image_keyword fmt[XBM_LAST]; | |
7282 | Lisp_Object data; | |
7283 | int depth; | |
7284 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7285 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7286 | char *bits; | |
9b207e8e | 7287 | int parsed_p; |
5be6c3b0 GM |
7288 | int in_memory_file_p = 0; |
7289 | ||
7290 | /* See if data looks like an in-memory XBM file. */ | |
7291 | data = image_spec_value (img->spec, QCdata, NULL); | |
7292 | in_memory_file_p = xbm_file_p (data); | |
333b20bb | 7293 | |
5be6c3b0 | 7294 | /* Parse the image specification. */ |
333b20bb | 7295 | bcopy (xbm_format, fmt, sizeof fmt); |
bfd2209f | 7296 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
7297 | xassert (parsed_p); |
7298 | ||
7299 | /* Get specified width, and height. */ | |
5be6c3b0 GM |
7300 | if (!in_memory_file_p) |
7301 | { | |
7302 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
7303 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
7304 | xassert (img->width > 0 && img->height > 0); | |
7305 | } | |
333b20bb | 7306 | |
333b20bb | 7307 | /* Get foreground and background colors, maybe allocate colors. */ |
6f1be3b9 GM |
7308 | if (fmt[XBM_FOREGROUND].count |
7309 | && STRINGP (fmt[XBM_FOREGROUND].value)) | |
333b20bb GM |
7310 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, |
7311 | foreground); | |
6f1be3b9 GM |
7312 | if (fmt[XBM_BACKGROUND].count |
7313 | && STRINGP (fmt[XBM_BACKGROUND].value)) | |
333b20bb GM |
7314 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, |
7315 | background); | |
7316 | ||
5be6c3b0 GM |
7317 | if (in_memory_file_p) |
7318 | success_p = xbm_load_image (f, img, XSTRING (data)->data, | |
7319 | (XSTRING (data)->data | |
7320 | + STRING_BYTES (XSTRING (data)))); | |
7321 | else | |
333b20bb | 7322 | { |
5be6c3b0 GM |
7323 | if (VECTORP (data)) |
7324 | { | |
7325 | int i; | |
7326 | char *p; | |
7327 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
333b20bb | 7328 | |
5be6c3b0 GM |
7329 | p = bits = (char *) alloca (nbytes * img->height); |
7330 | for (i = 0; i < img->height; ++i, p += nbytes) | |
7331 | { | |
7332 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
7333 | if (STRINGP (line)) | |
7334 | bcopy (XSTRING (line)->data, p, nbytes); | |
7335 | else | |
7336 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
7337 | } | |
7338 | } | |
7339 | else if (STRINGP (data)) | |
7340 | bits = XSTRING (data)->data; | |
7341 | else | |
7342 | bits = XBOOL_VECTOR (data)->data; | |
7343 | ||
7344 | /* Create the pixmap. */ | |
7345 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7346 | img->pixmap | |
7347 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7348 | FRAME_X_WINDOW (f), | |
7349 | bits, | |
7350 | img->width, img->height, | |
7351 | foreground, background, | |
7352 | depth); | |
7353 | if (img->pixmap) | |
7354 | success_p = 1; | |
7355 | else | |
333b20bb | 7356 | { |
5be6c3b0 GM |
7357 | image_error ("Unable to create pixmap for XBM image `%s'", |
7358 | img->spec, Qnil); | |
7359 | x_clear_image (f, img); | |
333b20bb GM |
7360 | } |
7361 | } | |
333b20bb GM |
7362 | } |
7363 | ||
7364 | return success_p; | |
7365 | } | |
7366 | ||
7367 | ||
7368 | \f | |
7369 | /*********************************************************************** | |
7370 | XPM images | |
7371 | ***********************************************************************/ | |
7372 | ||
7373 | #if HAVE_XPM | |
7374 | ||
7375 | static int xpm_image_p P_ ((Lisp_Object object)); | |
7376 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
7377 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
7378 | ||
7379 | #include "X11/xpm.h" | |
7380 | ||
7381 | /* The symbol `xpm' identifying XPM-format images. */ | |
7382 | ||
7383 | Lisp_Object Qxpm; | |
7384 | ||
7385 | /* Indices of image specification fields in xpm_format, below. */ | |
7386 | ||
7387 | enum xpm_keyword_index | |
7388 | { | |
7389 | XPM_TYPE, | |
7390 | XPM_FILE, | |
7391 | XPM_DATA, | |
7392 | XPM_ASCENT, | |
7393 | XPM_MARGIN, | |
7394 | XPM_RELIEF, | |
7395 | XPM_ALGORITHM, | |
7396 | XPM_HEURISTIC_MASK, | |
4a8e312c | 7397 | XPM_MASK, |
333b20bb | 7398 | XPM_COLOR_SYMBOLS, |
f20a3b7a | 7399 | XPM_BACKGROUND, |
333b20bb GM |
7400 | XPM_LAST |
7401 | }; | |
7402 | ||
7403 | /* Vector of image_keyword structures describing the format | |
7404 | of valid XPM image specifications. */ | |
7405 | ||
7406 | static struct image_keyword xpm_format[XPM_LAST] = | |
7407 | { | |
7408 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
7409 | {":file", IMAGE_STRING_VALUE, 0}, | |
7410 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 7411 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 7412 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 7413 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 7414 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 7415 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 7416 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
7417 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
7418 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
7419 | }; |
7420 | ||
7421 | /* Structure describing the image type XBM. */ | |
7422 | ||
7423 | static struct image_type xpm_type = | |
7424 | { | |
7425 | &Qxpm, | |
7426 | xpm_image_p, | |
7427 | xpm_load, | |
7428 | x_clear_image, | |
7429 | NULL | |
7430 | }; | |
7431 | ||
7432 | ||
b243755a GM |
7433 | /* Define ALLOC_XPM_COLORS if we can use Emacs' own color allocation |
7434 | functions for allocating image colors. Our own functions handle | |
7435 | color allocation failures more gracefully than the ones on the XPM | |
7436 | lib. */ | |
7437 | ||
7438 | #if defined XpmAllocColor && defined XpmFreeColors && defined XpmColorClosure | |
7439 | #define ALLOC_XPM_COLORS | |
7440 | #endif | |
7441 | ||
7442 | #ifdef ALLOC_XPM_COLORS | |
7443 | ||
f72c62ad | 7444 | static void xpm_init_color_cache P_ ((struct frame *, XpmAttributes *)); |
b243755a GM |
7445 | static void xpm_free_color_cache P_ ((void)); |
7446 | static int xpm_lookup_color P_ ((struct frame *, char *, XColor *)); | |
f72c62ad GM |
7447 | static int xpm_color_bucket P_ ((char *)); |
7448 | static struct xpm_cached_color *xpm_cache_color P_ ((struct frame *, char *, | |
7449 | XColor *, int)); | |
b243755a GM |
7450 | |
7451 | /* An entry in a hash table used to cache color definitions of named | |
7452 | colors. This cache is necessary to speed up XPM image loading in | |
7453 | case we do color allocations ourselves. Without it, we would need | |
7454 | a call to XParseColor per pixel in the image. */ | |
7455 | ||
7456 | struct xpm_cached_color | |
7457 | { | |
7458 | /* Next in collision chain. */ | |
7459 | struct xpm_cached_color *next; | |
7460 | ||
7461 | /* Color definition (RGB and pixel color). */ | |
7462 | XColor color; | |
7463 | ||
7464 | /* Color name. */ | |
7465 | char name[1]; | |
7466 | }; | |
7467 | ||
7468 | /* The hash table used for the color cache, and its bucket vector | |
7469 | size. */ | |
7470 | ||
7471 | #define XPM_COLOR_CACHE_BUCKETS 1001 | |
7472 | struct xpm_cached_color **xpm_color_cache; | |
7473 | ||
b243755a GM |
7474 | /* Initialize the color cache. */ |
7475 | ||
7476 | static void | |
f72c62ad GM |
7477 | xpm_init_color_cache (f, attrs) |
7478 | struct frame *f; | |
7479 | XpmAttributes *attrs; | |
b243755a GM |
7480 | { |
7481 | size_t nbytes = XPM_COLOR_CACHE_BUCKETS * sizeof *xpm_color_cache; | |
7482 | xpm_color_cache = (struct xpm_cached_color **) xmalloc (nbytes); | |
7483 | memset (xpm_color_cache, 0, nbytes); | |
7484 | init_color_table (); | |
f72c62ad GM |
7485 | |
7486 | if (attrs->valuemask & XpmColorSymbols) | |
7487 | { | |
7488 | int i; | |
7489 | XColor color; | |
7490 | ||
7491 | for (i = 0; i < attrs->numsymbols; ++i) | |
7492 | if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7493 | attrs->colorsymbols[i].value, &color)) | |
7494 | { | |
7495 | color.pixel = lookup_rgb_color (f, color.red, color.green, | |
7496 | color.blue); | |
7497 | xpm_cache_color (f, attrs->colorsymbols[i].name, &color, -1); | |
7498 | } | |
7499 | } | |
b243755a GM |
7500 | } |
7501 | ||
7502 | ||
7503 | /* Free the color cache. */ | |
7504 | ||
7505 | static void | |
7506 | xpm_free_color_cache () | |
7507 | { | |
7508 | struct xpm_cached_color *p, *next; | |
7509 | int i; | |
7510 | ||
7511 | for (i = 0; i < XPM_COLOR_CACHE_BUCKETS; ++i) | |
7512 | for (p = xpm_color_cache[i]; p; p = next) | |
7513 | { | |
7514 | next = p->next; | |
7515 | xfree (p); | |
7516 | } | |
7517 | ||
7518 | xfree (xpm_color_cache); | |
7519 | xpm_color_cache = NULL; | |
7520 | free_color_table (); | |
7521 | } | |
7522 | ||
7523 | ||
f72c62ad GM |
7524 | /* Return the bucket index for color named COLOR_NAME in the color |
7525 | cache. */ | |
7526 | ||
7527 | static int | |
7528 | xpm_color_bucket (color_name) | |
7529 | char *color_name; | |
7530 | { | |
7531 | unsigned h = 0; | |
7532 | char *s; | |
7533 | ||
7534 | for (s = color_name; *s; ++s) | |
7535 | h = (h << 2) ^ *s; | |
7536 | return h %= XPM_COLOR_CACHE_BUCKETS; | |
7537 | } | |
7538 | ||
7539 | ||
7540 | /* On frame F, cache values COLOR for color with name COLOR_NAME. | |
7541 | BUCKET, if >= 0, is a precomputed bucket index. Value is the cache | |
7542 | entry added. */ | |
7543 | ||
7544 | static struct xpm_cached_color * | |
7545 | xpm_cache_color (f, color_name, color, bucket) | |
7546 | struct frame *f; | |
7547 | char *color_name; | |
7548 | XColor *color; | |
7549 | int bucket; | |
7550 | { | |
7551 | size_t nbytes; | |
7552 | struct xpm_cached_color *p; | |
7553 | ||
7554 | if (bucket < 0) | |
7555 | bucket = xpm_color_bucket (color_name); | |
7556 | ||
7557 | nbytes = sizeof *p + strlen (color_name); | |
7558 | p = (struct xpm_cached_color *) xmalloc (nbytes); | |
7559 | strcpy (p->name, color_name); | |
7560 | p->color = *color; | |
7561 | p->next = xpm_color_cache[bucket]; | |
7562 | xpm_color_cache[bucket] = p; | |
7563 | return p; | |
7564 | } | |
7565 | ||
7566 | ||
b243755a GM |
7567 | /* Look up color COLOR_NAME for frame F in the color cache. If found, |
7568 | return the cached definition in *COLOR. Otherwise, make a new | |
7569 | entry in the cache and allocate the color. Value is zero if color | |
7570 | allocation failed. */ | |
7571 | ||
7572 | static int | |
7573 | xpm_lookup_color (f, color_name, color) | |
7574 | struct frame *f; | |
7575 | char *color_name; | |
7576 | XColor *color; | |
7577 | { | |
b243755a | 7578 | struct xpm_cached_color *p; |
83676598 | 7579 | int h = xpm_color_bucket (color_name); |
b243755a GM |
7580 | |
7581 | for (p = xpm_color_cache[h]; p; p = p->next) | |
7582 | if (strcmp (p->name, color_name) == 0) | |
7583 | break; | |
7584 | ||
7585 | if (p != NULL) | |
7586 | *color = p->color; | |
7587 | else if (XParseColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), | |
7588 | color_name, color)) | |
7589 | { | |
b243755a GM |
7590 | color->pixel = lookup_rgb_color (f, color->red, color->green, |
7591 | color->blue); | |
f72c62ad | 7592 | p = xpm_cache_color (f, color_name, color, h); |
b243755a | 7593 | } |
f72c62ad | 7594 | |
b243755a GM |
7595 | return p != NULL; |
7596 | } | |
7597 | ||
7598 | ||
7599 | /* Callback for allocating color COLOR_NAME. Called from the XPM lib. | |
7600 | CLOSURE is a pointer to the frame on which we allocate the | |
7601 | color. Return in *COLOR the allocated color. Value is non-zero | |
7602 | if successful. */ | |
7603 | ||
7604 | static int | |
7605 | xpm_alloc_color (dpy, cmap, color_name, color, closure) | |
7606 | Display *dpy; | |
7607 | Colormap cmap; | |
7608 | char *color_name; | |
7609 | XColor *color; | |
7610 | void *closure; | |
7611 | { | |
7612 | return xpm_lookup_color ((struct frame *) closure, color_name, color); | |
7613 | } | |
7614 | ||
7615 | ||
7616 | /* Callback for freeing NPIXELS colors contained in PIXELS. CLOSURE | |
7617 | is a pointer to the frame on which we allocate the color. Value is | |
7618 | non-zero if successful. */ | |
7619 | ||
7620 | static int | |
7621 | xpm_free_colors (dpy, cmap, pixels, npixels, closure) | |
7622 | Display *dpy; | |
7623 | Colormap cmap; | |
7624 | Pixel *pixels; | |
7625 | int npixels; | |
7626 | void *closure; | |
7627 | { | |
7628 | return 1; | |
7629 | } | |
7630 | ||
7631 | #endif /* ALLOC_XPM_COLORS */ | |
7632 | ||
7633 | ||
333b20bb GM |
7634 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list |
7635 | for XPM images. Such a list must consist of conses whose car and | |
7636 | cdr are strings. */ | |
7637 | ||
7638 | static int | |
7639 | xpm_valid_color_symbols_p (color_symbols) | |
7640 | Lisp_Object color_symbols; | |
7641 | { | |
7642 | while (CONSP (color_symbols)) | |
7643 | { | |
7644 | Lisp_Object sym = XCAR (color_symbols); | |
7645 | if (!CONSP (sym) | |
7646 | || !STRINGP (XCAR (sym)) | |
7647 | || !STRINGP (XCDR (sym))) | |
7648 | break; | |
7649 | color_symbols = XCDR (color_symbols); | |
7650 | } | |
7651 | ||
7652 | return NILP (color_symbols); | |
7653 | } | |
7654 | ||
7655 | ||
7656 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
7657 | ||
7658 | static int | |
7659 | xpm_image_p (object) | |
7660 | Lisp_Object object; | |
7661 | { | |
7662 | struct image_keyword fmt[XPM_LAST]; | |
7663 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 7664 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
7665 | /* Either `:file' or `:data' must be present. */ |
7666 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
7667 | /* Either no `:color-symbols' or it's a list of conses | |
7668 | whose car and cdr are strings. */ | |
7669 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7c7ff7f5 | 7670 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value))); |
333b20bb GM |
7671 | } |
7672 | ||
7673 | ||
7674 | /* Load image IMG which will be displayed on frame F. Value is | |
7675 | non-zero if successful. */ | |
7676 | ||
7677 | static int | |
7678 | xpm_load (f, img) | |
7679 | struct frame *f; | |
7680 | struct image *img; | |
7681 | { | |
9b207e8e | 7682 | int rc; |
333b20bb GM |
7683 | XpmAttributes attrs; |
7684 | Lisp_Object specified_file, color_symbols; | |
7685 | ||
7686 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
7687 | close colors. Return colors allocated. */ | |
7688 | bzero (&attrs, sizeof attrs); | |
9b2956e2 GM |
7689 | attrs.visual = FRAME_X_VISUAL (f); |
7690 | attrs.colormap = FRAME_X_COLORMAP (f); | |
333b20bb | 7691 | attrs.valuemask |= XpmVisual; |
9b2956e2 | 7692 | attrs.valuemask |= XpmColormap; |
b243755a GM |
7693 | |
7694 | #ifdef ALLOC_XPM_COLORS | |
7695 | /* Allocate colors with our own functions which handle | |
7696 | failing color allocation more gracefully. */ | |
7697 | attrs.color_closure = f; | |
7698 | attrs.alloc_color = xpm_alloc_color; | |
7699 | attrs.free_colors = xpm_free_colors; | |
7700 | attrs.valuemask |= XpmAllocColor | XpmFreeColors | XpmColorClosure; | |
7701 | #else /* not ALLOC_XPM_COLORS */ | |
7702 | /* Let the XPM lib allocate colors. */ | |
333b20bb | 7703 | attrs.valuemask |= XpmReturnAllocPixels; |
e4c082be | 7704 | #ifdef XpmAllocCloseColors |
333b20bb GM |
7705 | attrs.alloc_close_colors = 1; |
7706 | attrs.valuemask |= XpmAllocCloseColors; | |
b243755a | 7707 | #else /* not XpmAllocCloseColors */ |
e4c082be RS |
7708 | attrs.closeness = 600; |
7709 | attrs.valuemask |= XpmCloseness; | |
b243755a GM |
7710 | #endif /* not XpmAllocCloseColors */ |
7711 | #endif /* ALLOC_XPM_COLORS */ | |
333b20bb GM |
7712 | |
7713 | /* If image specification contains symbolic color definitions, add | |
7714 | these to `attrs'. */ | |
7715 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
7716 | if (CONSP (color_symbols)) | |
7717 | { | |
7718 | Lisp_Object tail; | |
7719 | XpmColorSymbol *xpm_syms; | |
7720 | int i, size; | |
7721 | ||
7722 | attrs.valuemask |= XpmColorSymbols; | |
7723 | ||
7724 | /* Count number of symbols. */ | |
7725 | attrs.numsymbols = 0; | |
7726 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
7727 | ++attrs.numsymbols; | |
7728 | ||
7729 | /* Allocate an XpmColorSymbol array. */ | |
7730 | size = attrs.numsymbols * sizeof *xpm_syms; | |
7731 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
7732 | bzero (xpm_syms, size); | |
7733 | attrs.colorsymbols = xpm_syms; | |
7734 | ||
7735 | /* Fill the color symbol array. */ | |
7736 | for (tail = color_symbols, i = 0; | |
7737 | CONSP (tail); | |
7738 | ++i, tail = XCDR (tail)) | |
7739 | { | |
7740 | Lisp_Object name = XCAR (XCAR (tail)); | |
7741 | Lisp_Object color = XCDR (XCAR (tail)); | |
7742 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
7743 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
7744 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
7745 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
7746 | } | |
7747 | } | |
7748 | ||
7749 | /* Create a pixmap for the image, either from a file, or from a | |
7750 | string buffer containing data in the same format as an XPM file. */ | |
b243755a | 7751 | #ifdef ALLOC_XPM_COLORS |
f72c62ad | 7752 | xpm_init_color_cache (f, &attrs); |
b243755a GM |
7753 | #endif |
7754 | ||
333b20bb GM |
7755 | specified_file = image_spec_value (img->spec, QCfile, NULL); |
7756 | if (STRINGP (specified_file)) | |
7757 | { | |
7758 | Lisp_Object file = x_find_image_file (specified_file); | |
7759 | if (!STRINGP (file)) | |
7760 | { | |
45158a91 | 7761 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
7762 | return 0; |
7763 | } | |
7764 | ||
7765 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7766 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
7767 | &attrs); | |
7768 | } | |
7769 | else | |
7770 | { | |
7771 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
7772 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7773 | XSTRING (buffer)->data, | |
7774 | &img->pixmap, &img->mask, | |
7775 | &attrs); | |
7776 | } | |
333b20bb GM |
7777 | |
7778 | if (rc == XpmSuccess) | |
7779 | { | |
b243755a GM |
7780 | #ifdef ALLOC_XPM_COLORS |
7781 | img->colors = colors_in_color_table (&img->ncolors); | |
7782 | #else /* not ALLOC_XPM_COLORS */ | |
f47a9ec4 KR |
7783 | int i; |
7784 | ||
333b20bb GM |
7785 | img->ncolors = attrs.nalloc_pixels; |
7786 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
7787 | * sizeof *img->colors); | |
7788 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
3b4ae1cc GM |
7789 | { |
7790 | img->colors[i] = attrs.alloc_pixels[i]; | |
7791 | #ifdef DEBUG_X_COLORS | |
7792 | register_color (img->colors[i]); | |
7793 | #endif | |
7794 | } | |
b243755a | 7795 | #endif /* not ALLOC_XPM_COLORS */ |
333b20bb GM |
7796 | |
7797 | img->width = attrs.width; | |
7798 | img->height = attrs.height; | |
7799 | xassert (img->width > 0 && img->height > 0); | |
7800 | ||
7801 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
333b20bb | 7802 | XpmFreeAttributes (&attrs); |
333b20bb GM |
7803 | } |
7804 | else | |
7805 | { | |
7806 | switch (rc) | |
7807 | { | |
7808 | case XpmOpenFailed: | |
7809 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
7810 | break; | |
7811 | ||
7812 | case XpmFileInvalid: | |
7813 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
7814 | break; | |
7815 | ||
7816 | case XpmNoMemory: | |
7817 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
7818 | break; | |
7819 | ||
7820 | case XpmColorFailed: | |
7821 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
7822 | break; | |
7823 | ||
7824 | default: | |
7825 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
7826 | break; | |
7827 | } | |
7828 | } | |
7829 | ||
b243755a GM |
7830 | #ifdef ALLOC_XPM_COLORS |
7831 | xpm_free_color_cache (); | |
7832 | #endif | |
333b20bb GM |
7833 | return rc == XpmSuccess; |
7834 | } | |
7835 | ||
7836 | #endif /* HAVE_XPM != 0 */ | |
7837 | ||
7838 | \f | |
7839 | /*********************************************************************** | |
7840 | Color table | |
7841 | ***********************************************************************/ | |
7842 | ||
7843 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
7844 | ||
7845 | struct ct_color | |
7846 | { | |
7847 | int r, g, b; | |
7848 | unsigned long pixel; | |
7849 | ||
7850 | /* Next in color table collision list. */ | |
7851 | struct ct_color *next; | |
7852 | }; | |
7853 | ||
7854 | /* The bucket vector size to use. Must be prime. */ | |
7855 | ||
7856 | #define CT_SIZE 101 | |
7857 | ||
7858 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
7859 | ||
7860 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
7861 | ||
7862 | /* The color hash table. */ | |
7863 | ||
7864 | struct ct_color **ct_table; | |
7865 | ||
7866 | /* Number of entries in the color table. */ | |
7867 | ||
7868 | int ct_colors_allocated; | |
7869 | ||
333b20bb GM |
7870 | /* Initialize the color table. */ |
7871 | ||
7872 | static void | |
7873 | init_color_table () | |
7874 | { | |
7875 | int size = CT_SIZE * sizeof (*ct_table); | |
7876 | ct_table = (struct ct_color **) xmalloc (size); | |
7877 | bzero (ct_table, size); | |
7878 | ct_colors_allocated = 0; | |
7879 | } | |
7880 | ||
7881 | ||
7882 | /* Free memory associated with the color table. */ | |
7883 | ||
7884 | static void | |
7885 | free_color_table () | |
7886 | { | |
7887 | int i; | |
7888 | struct ct_color *p, *next; | |
7889 | ||
7890 | for (i = 0; i < CT_SIZE; ++i) | |
7891 | for (p = ct_table[i]; p; p = next) | |
7892 | { | |
7893 | next = p->next; | |
7894 | xfree (p); | |
7895 | } | |
7896 | ||
7897 | xfree (ct_table); | |
7898 | ct_table = NULL; | |
7899 | } | |
7900 | ||
7901 | ||
7902 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
7903 | entry for that color already is in the color table, return the | |
7904 | pixel color of that entry. Otherwise, allocate a new color for R, | |
7905 | G, B, and make an entry in the color table. */ | |
7906 | ||
7907 | static unsigned long | |
7908 | lookup_rgb_color (f, r, g, b) | |
7909 | struct frame *f; | |
7910 | int r, g, b; | |
7911 | { | |
7912 | unsigned hash = CT_HASH_RGB (r, g, b); | |
7913 | int i = hash % CT_SIZE; | |
7914 | struct ct_color *p; | |
7915 | ||
7916 | for (p = ct_table[i]; p; p = p->next) | |
7917 | if (p->r == r && p->g == g && p->b == b) | |
7918 | break; | |
7919 | ||
7920 | if (p == NULL) | |
7921 | { | |
7922 | XColor color; | |
7923 | Colormap cmap; | |
7924 | int rc; | |
7925 | ||
7926 | color.red = r; | |
7927 | color.green = g; | |
7928 | color.blue = b; | |
7929 | ||
9b2956e2 | 7930 | cmap = FRAME_X_COLORMAP (f); |
d62c8769 | 7931 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7932 | |
7933 | if (rc) | |
7934 | { | |
7935 | ++ct_colors_allocated; | |
7936 | ||
7937 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7938 | p->r = r; | |
7939 | p->g = g; | |
7940 | p->b = b; | |
7941 | p->pixel = color.pixel; | |
7942 | p->next = ct_table[i]; | |
7943 | ct_table[i] = p; | |
7944 | } | |
7945 | else | |
7946 | return FRAME_FOREGROUND_PIXEL (f); | |
7947 | } | |
7948 | ||
7949 | return p->pixel; | |
7950 | } | |
7951 | ||
7952 | ||
7953 | /* Look up pixel color PIXEL which is used on frame F in the color | |
7954 | table. If not already present, allocate it. Value is PIXEL. */ | |
7955 | ||
7956 | static unsigned long | |
7957 | lookup_pixel_color (f, pixel) | |
7958 | struct frame *f; | |
7959 | unsigned long pixel; | |
7960 | { | |
7961 | int i = pixel % CT_SIZE; | |
7962 | struct ct_color *p; | |
7963 | ||
7964 | for (p = ct_table[i]; p; p = p->next) | |
7965 | if (p->pixel == pixel) | |
7966 | break; | |
7967 | ||
7968 | if (p == NULL) | |
7969 | { | |
7970 | XColor color; | |
7971 | Colormap cmap; | |
7972 | int rc; | |
7973 | ||
9b2956e2 | 7974 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 7975 | color.pixel = pixel; |
a31fedb7 | 7976 | x_query_color (f, &color); |
d62c8769 | 7977 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7978 | |
7979 | if (rc) | |
7980 | { | |
7981 | ++ct_colors_allocated; | |
7982 | ||
7983 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7984 | p->r = color.red; | |
7985 | p->g = color.green; | |
7986 | p->b = color.blue; | |
7987 | p->pixel = pixel; | |
7988 | p->next = ct_table[i]; | |
7989 | ct_table[i] = p; | |
7990 | } | |
7991 | else | |
7992 | return FRAME_FOREGROUND_PIXEL (f); | |
7993 | } | |
7994 | ||
7995 | return p->pixel; | |
7996 | } | |
7997 | ||
7998 | ||
7999 | /* Value is a vector of all pixel colors contained in the color table, | |
8000 | allocated via xmalloc. Set *N to the number of colors. */ | |
8001 | ||
8002 | static unsigned long * | |
8003 | colors_in_color_table (n) | |
8004 | int *n; | |
8005 | { | |
8006 | int i, j; | |
8007 | struct ct_color *p; | |
8008 | unsigned long *colors; | |
8009 | ||
8010 | if (ct_colors_allocated == 0) | |
8011 | { | |
8012 | *n = 0; | |
8013 | colors = NULL; | |
8014 | } | |
8015 | else | |
8016 | { | |
8017 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
8018 | * sizeof *colors); | |
8019 | *n = ct_colors_allocated; | |
8020 | ||
8021 | for (i = j = 0; i < CT_SIZE; ++i) | |
8022 | for (p = ct_table[i]; p; p = p->next) | |
8023 | colors[j++] = p->pixel; | |
8024 | } | |
8025 | ||
8026 | return colors; | |
8027 | } | |
8028 | ||
8029 | ||
8030 | \f | |
8031 | /*********************************************************************** | |
8032 | Algorithms | |
8033 | ***********************************************************************/ | |
8034 | ||
4a8e312c GM |
8035 | static XColor *x_to_xcolors P_ ((struct frame *, struct image *, int)); |
8036 | static void x_from_xcolors P_ ((struct frame *, struct image *, XColor *)); | |
8037 | static void x_detect_edges P_ ((struct frame *, struct image *, int[9], int)); | |
8038 | ||
d2dc8167 | 8039 | /* Non-zero means draw a cross on images having `:conversion |
14819cb3 GM |
8040 | disabled'. */ |
8041 | ||
8042 | int cross_disabled_images; | |
8043 | ||
4a8e312c GM |
8044 | /* Edge detection matrices for different edge-detection |
8045 | strategies. */ | |
8046 | ||
8047 | static int emboss_matrix[9] = { | |
8048 | /* x - 1 x x + 1 */ | |
8049 | 2, -1, 0, /* y - 1 */ | |
8050 | -1, 0, 1, /* y */ | |
8051 | 0, 1, -2 /* y + 1 */ | |
8052 | }; | |
333b20bb | 8053 | |
4a8e312c GM |
8054 | static int laplace_matrix[9] = { |
8055 | /* x - 1 x x + 1 */ | |
8056 | 1, 0, 0, /* y - 1 */ | |
8057 | 0, 0, 0, /* y */ | |
8058 | 0, 0, -1 /* y + 1 */ | |
8059 | }; | |
333b20bb | 8060 | |
14819cb3 GM |
8061 | /* Value is the intensity of the color whose red/green/blue values |
8062 | are R, G, and B. */ | |
8063 | ||
8064 | #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6) | |
8065 | ||
333b20bb | 8066 | |
4a8e312c GM |
8067 | /* On frame F, return an array of XColor structures describing image |
8068 | IMG->pixmap. Each XColor structure has its pixel color set. RGB_P | |
8069 | non-zero means also fill the red/green/blue members of the XColor | |
8070 | structures. Value is a pointer to the array of XColors structures, | |
8071 | allocated with xmalloc; it must be freed by the caller. */ | |
8072 | ||
8073 | static XColor * | |
8074 | x_to_xcolors (f, img, rgb_p) | |
333b20bb | 8075 | struct frame *f; |
4a8e312c GM |
8076 | struct image *img; |
8077 | int rgb_p; | |
333b20bb | 8078 | { |
4a8e312c GM |
8079 | int x, y; |
8080 | XColor *colors, *p; | |
8081 | XImage *ximg; | |
333b20bb | 8082 | |
4a8e312c GM |
8083 | colors = (XColor *) xmalloc (img->width * img->height * sizeof *colors); |
8084 | ||
8085 | /* Get the X image IMG->pixmap. */ | |
8086 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
8087 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
333b20bb | 8088 | |
4a8e312c GM |
8089 | /* Fill the `pixel' members of the XColor array. I wished there |
8090 | were an easy and portable way to circumvent XGetPixel. */ | |
8091 | p = colors; | |
8092 | for (y = 0; y < img->height; ++y) | |
8093 | { | |
8094 | XColor *row = p; | |
8095 | ||
8096 | for (x = 0; x < img->width; ++x, ++p) | |
8097 | p->pixel = XGetPixel (ximg, x, y); | |
8098 | ||
8099 | if (rgb_p) | |
a31fedb7 | 8100 | x_query_colors (f, row, img->width); |
4a8e312c GM |
8101 | } |
8102 | ||
8103 | XDestroyImage (ximg); | |
4a8e312c | 8104 | return colors; |
333b20bb GM |
8105 | } |
8106 | ||
8107 | ||
4a8e312c GM |
8108 | /* Create IMG->pixmap from an array COLORS of XColor structures, whose |
8109 | RGB members are set. F is the frame on which this all happens. | |
8110 | COLORS will be freed; an existing IMG->pixmap will be freed, too. */ | |
333b20bb GM |
8111 | |
8112 | static void | |
4a8e312c | 8113 | x_from_xcolors (f, img, colors) |
333b20bb | 8114 | struct frame *f; |
4a8e312c GM |
8115 | struct image *img; |
8116 | XColor *colors; | |
333b20bb | 8117 | { |
4a8e312c GM |
8118 | int x, y; |
8119 | XImage *oimg; | |
8120 | Pixmap pixmap; | |
8121 | XColor *p; | |
8122 | ||
4a8e312c | 8123 | init_color_table (); |
333b20bb | 8124 | |
4a8e312c GM |
8125 | x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
8126 | &oimg, &pixmap); | |
8127 | p = colors; | |
8128 | for (y = 0; y < img->height; ++y) | |
8129 | for (x = 0; x < img->width; ++x, ++p) | |
8130 | { | |
8131 | unsigned long pixel; | |
8132 | pixel = lookup_rgb_color (f, p->red, p->green, p->blue); | |
8133 | XPutPixel (oimg, x, y, pixel); | |
8134 | } | |
8135 | ||
8136 | xfree (colors); | |
dd00328a | 8137 | x_clear_image_1 (f, img, 1, 0, 1); |
4a8e312c GM |
8138 | |
8139 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
8140 | x_destroy_x_image (oimg); | |
8141 | img->pixmap = pixmap; | |
8142 | img->colors = colors_in_color_table (&img->ncolors); | |
8143 | free_color_table (); | |
333b20bb GM |
8144 | } |
8145 | ||
8146 | ||
4a8e312c GM |
8147 | /* On frame F, perform edge-detection on image IMG. |
8148 | ||
8149 | MATRIX is a nine-element array specifying the transformation | |
8150 | matrix. See emboss_matrix for an example. | |
8151 | ||
8152 | COLOR_ADJUST is a color adjustment added to each pixel of the | |
8153 | outgoing image. */ | |
333b20bb GM |
8154 | |
8155 | static void | |
4a8e312c | 8156 | x_detect_edges (f, img, matrix, color_adjust) |
333b20bb GM |
8157 | struct frame *f; |
8158 | struct image *img; | |
4a8e312c | 8159 | int matrix[9], color_adjust; |
333b20bb | 8160 | { |
4a8e312c GM |
8161 | XColor *colors = x_to_xcolors (f, img, 1); |
8162 | XColor *new, *p; | |
8163 | int x, y, i, sum; | |
333b20bb | 8164 | |
4a8e312c GM |
8165 | for (i = sum = 0; i < 9; ++i) |
8166 | sum += abs (matrix[i]); | |
333b20bb | 8167 | |
4a8e312c | 8168 | #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X)) |
333b20bb | 8169 | |
4a8e312c | 8170 | new = (XColor *) xmalloc (img->width * img->height * sizeof *new); |
333b20bb | 8171 | |
4a8e312c GM |
8172 | for (y = 0; y < img->height; ++y) |
8173 | { | |
8174 | p = COLOR (new, 0, y); | |
8175 | p->red = p->green = p->blue = 0xffff/2; | |
8176 | p = COLOR (new, img->width - 1, y); | |
8177 | p->red = p->green = p->blue = 0xffff/2; | |
8178 | } | |
8179 | ||
8180 | for (x = 1; x < img->width - 1; ++x) | |
8181 | { | |
8182 | p = COLOR (new, x, 0); | |
8183 | p->red = p->green = p->blue = 0xffff/2; | |
8184 | p = COLOR (new, x, img->height - 1); | |
8185 | p->red = p->green = p->blue = 0xffff/2; | |
8186 | } | |
333b20bb | 8187 | |
4a8e312c | 8188 | for (y = 1; y < img->height - 1; ++y) |
333b20bb | 8189 | { |
4a8e312c GM |
8190 | p = COLOR (new, 1, y); |
8191 | ||
8192 | for (x = 1; x < img->width - 1; ++x, ++p) | |
8193 | { | |
14819cb3 | 8194 | int r, g, b, y1, x1; |
4a8e312c GM |
8195 | |
8196 | r = g = b = i = 0; | |
8197 | for (y1 = y - 1; y1 < y + 2; ++y1) | |
8198 | for (x1 = x - 1; x1 < x + 2; ++x1, ++i) | |
8199 | if (matrix[i]) | |
8200 | { | |
8201 | XColor *t = COLOR (colors, x1, y1); | |
8202 | r += matrix[i] * t->red; | |
8203 | g += matrix[i] * t->green; | |
8204 | b += matrix[i] * t->blue; | |
8205 | } | |
333b20bb | 8206 | |
4a8e312c GM |
8207 | r = (r / sum + color_adjust) & 0xffff; |
8208 | g = (g / sum + color_adjust) & 0xffff; | |
8209 | b = (b / sum + color_adjust) & 0xffff; | |
14819cb3 | 8210 | p->red = p->green = p->blue = COLOR_INTENSITY (r, g, b); |
333b20bb | 8211 | } |
333b20bb GM |
8212 | } |
8213 | ||
4a8e312c GM |
8214 | xfree (colors); |
8215 | x_from_xcolors (f, img, new); | |
333b20bb | 8216 | |
4a8e312c GM |
8217 | #undef COLOR |
8218 | } | |
8219 | ||
8220 | ||
8221 | /* Perform the pre-defined `emboss' edge-detection on image IMG | |
8222 | on frame F. */ | |
8223 | ||
8224 | static void | |
8225 | x_emboss (f, img) | |
8226 | struct frame *f; | |
8227 | struct image *img; | |
8228 | { | |
8229 | x_detect_edges (f, img, emboss_matrix, 0xffff / 2); | |
8230 | } | |
8231 | ||
8232 | ||
8233 | /* Perform the pre-defined `laplace' edge-detection on image IMG | |
8234 | on frame F. */ | |
8235 | ||
8236 | static void | |
8237 | x_laplace (f, img) | |
8238 | struct frame *f; | |
8239 | struct image *img; | |
8240 | { | |
8241 | x_detect_edges (f, img, laplace_matrix, 45000); | |
8242 | } | |
8243 | ||
8244 | ||
8245 | /* Perform edge-detection on image IMG on frame F, with specified | |
8246 | transformation matrix MATRIX and color-adjustment COLOR_ADJUST. | |
8247 | ||
8248 | MATRIX must be either | |
8249 | ||
8250 | - a list of at least 9 numbers in row-major form | |
8251 | - a vector of at least 9 numbers | |
8252 | ||
8253 | COLOR_ADJUST nil means use a default; otherwise it must be a | |
8254 | number. */ | |
8255 | ||
8256 | static void | |
8257 | x_edge_detection (f, img, matrix, color_adjust) | |
8258 | struct frame *f; | |
8259 | struct image *img; | |
8260 | Lisp_Object matrix, color_adjust; | |
8261 | { | |
8262 | int i = 0; | |
8263 | int trans[9]; | |
333b20bb | 8264 | |
4a8e312c GM |
8265 | if (CONSP (matrix)) |
8266 | { | |
8267 | for (i = 0; | |
8268 | i < 9 && CONSP (matrix) && NUMBERP (XCAR (matrix)); | |
8269 | ++i, matrix = XCDR (matrix)) | |
8270 | trans[i] = XFLOATINT (XCAR (matrix)); | |
8271 | } | |
8272 | else if (VECTORP (matrix) && ASIZE (matrix) >= 9) | |
8273 | { | |
8274 | for (i = 0; i < 9 && NUMBERP (AREF (matrix, i)); ++i) | |
8275 | trans[i] = XFLOATINT (AREF (matrix, i)); | |
8276 | } | |
333b20bb | 8277 | |
4a8e312c GM |
8278 | if (NILP (color_adjust)) |
8279 | color_adjust = make_number (0xffff / 2); | |
333b20bb | 8280 | |
4a8e312c GM |
8281 | if (i == 9 && NUMBERP (color_adjust)) |
8282 | x_detect_edges (f, img, trans, (int) XFLOATINT (color_adjust)); | |
333b20bb GM |
8283 | } |
8284 | ||
8285 | ||
14819cb3 GM |
8286 | /* Transform image IMG on frame F so that it looks disabled. */ |
8287 | ||
8288 | static void | |
8289 | x_disable_image (f, img) | |
8290 | struct frame *f; | |
8291 | struct image *img; | |
8292 | { | |
8293 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
dd00328a | 8294 | |
14819cb3 GM |
8295 | if (dpyinfo->n_planes >= 2) |
8296 | { | |
8297 | /* Color (or grayscale). Convert to gray, and equalize. Just | |
8298 | drawing such images with a stipple can look very odd, so | |
8299 | we're using this method instead. */ | |
8300 | XColor *colors = x_to_xcolors (f, img, 1); | |
8301 | XColor *p, *end; | |
8302 | const int h = 15000; | |
8303 | const int l = 30000; | |
8304 | ||
8305 | for (p = colors, end = colors + img->width * img->height; | |
8306 | p < end; | |
8307 | ++p) | |
8308 | { | |
8309 | int i = COLOR_INTENSITY (p->red, p->green, p->blue); | |
8310 | int i2 = (0xffff - h - l) * i / 0xffff + l; | |
8311 | p->red = p->green = p->blue = i2; | |
8312 | } | |
8313 | ||
8314 | x_from_xcolors (f, img, colors); | |
8315 | } | |
8316 | ||
8317 | /* Draw a cross over the disabled image, if we must or if we | |
8318 | should. */ | |
8319 | if (dpyinfo->n_planes < 2 || cross_disabled_images) | |
8320 | { | |
8321 | Display *dpy = FRAME_X_DISPLAY (f); | |
8322 | GC gc; | |
8323 | ||
14819cb3 GM |
8324 | gc = XCreateGC (dpy, img->pixmap, 0, NULL); |
8325 | XSetForeground (dpy, gc, BLACK_PIX_DEFAULT (f)); | |
8326 | XDrawLine (dpy, img->pixmap, gc, 0, 0, | |
8327 | img->width - 1, img->height - 1); | |
8328 | XDrawLine (dpy, img->pixmap, gc, 0, img->height - 1, | |
8329 | img->width - 1, 0); | |
8330 | XFreeGC (dpy, gc); | |
8331 | ||
8332 | if (img->mask) | |
8333 | { | |
8334 | gc = XCreateGC (dpy, img->mask, 0, NULL); | |
8335 | XSetForeground (dpy, gc, WHITE_PIX_DEFAULT (f)); | |
8336 | XDrawLine (dpy, img->mask, gc, 0, 0, | |
8337 | img->width - 1, img->height - 1); | |
8338 | XDrawLine (dpy, img->mask, gc, 0, img->height - 1, | |
8339 | img->width - 1, 0); | |
8340 | XFreeGC (dpy, gc); | |
8341 | } | |
14819cb3 GM |
8342 | } |
8343 | } | |
8344 | ||
8345 | ||
333b20bb GM |
8346 | /* Build a mask for image IMG which is used on frame F. FILE is the |
8347 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
8348 | determine the background color of IMG. If it is a list '(R G B)', |
8349 | with R, G, and B being integers >= 0, take that as the color of the | |
8350 | background. Otherwise, determine the background color of IMG | |
8351 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
8352 | |
8353 | static int | |
45158a91 | 8354 | x_build_heuristic_mask (f, img, how) |
333b20bb | 8355 | struct frame *f; |
333b20bb GM |
8356 | struct image *img; |
8357 | Lisp_Object how; | |
8358 | { | |
8359 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 8360 | XImage *ximg, *mask_img; |
f20a3b7a | 8361 | int x, y, rc, use_img_background; |
8ec8a5ec | 8362 | unsigned long bg = 0; |
333b20bb | 8363 | |
4a8e312c GM |
8364 | if (img->mask) |
8365 | { | |
8366 | XFreePixmap (FRAME_X_DISPLAY (f), img->mask); | |
dd00328a | 8367 | img->mask = None; |
f20a3b7a | 8368 | img->background_transparent_valid = 0; |
4a8e312c | 8369 | } |
dd00328a | 8370 | |
333b20bb | 8371 | /* Create an image and pixmap serving as mask. */ |
45158a91 | 8372 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
8373 | &mask_img, &img->mask); |
8374 | if (!rc) | |
28c7826c | 8375 | return 0; |
333b20bb GM |
8376 | |
8377 | /* Get the X image of IMG->pixmap. */ | |
8378 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
8379 | ~0, ZPixmap); | |
8380 | ||
fcf431dc | 8381 | /* Determine the background color of ximg. If HOW is `(R G B)' |
f20a3b7a MB |
8382 | take that as color. Otherwise, use the image's background color. */ |
8383 | use_img_background = 1; | |
fcf431dc GM |
8384 | |
8385 | if (CONSP (how)) | |
8386 | { | |
cac1daf0 | 8387 | int rgb[3], i; |
fcf431dc | 8388 | |
cac1daf0 | 8389 | for (i = 0; i < 3 && CONSP (how) && NATNUMP (XCAR (how)); ++i) |
fcf431dc GM |
8390 | { |
8391 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
8392 | how = XCDR (how); | |
8393 | } | |
8394 | ||
8395 | if (i == 3 && NILP (how)) | |
8396 | { | |
8397 | char color_name[30]; | |
fcf431dc | 8398 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); |
053b3256 GM |
8399 | bg = x_alloc_image_color (f, img, build_string (color_name), 0); |
8400 | use_img_background = 0; | |
fcf431dc GM |
8401 | } |
8402 | } | |
8403 | ||
f20a3b7a | 8404 | if (use_img_background) |
43f7c3ea | 8405 | bg = four_corners_best (ximg, img->width, img->height); |
333b20bb GM |
8406 | |
8407 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
8408 | from the background color bg. */ | |
8409 | for (y = 0; y < img->height; ++y) | |
8410 | for (x = 0; x < img->width; ++x) | |
8411 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
8412 | ||
f20a3b7a MB |
8413 | /* Fill in the background_transparent field while we have the mask handy. */ |
8414 | image_background_transparent (img, f, mask_img); | |
8415 | ||
333b20bb GM |
8416 | /* Put mask_img into img->mask. */ |
8417 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8418 | x_destroy_x_image (mask_img); | |
8419 | XDestroyImage (ximg); | |
8420 | ||
333b20bb GM |
8421 | return 1; |
8422 | } | |
8423 | ||
8424 | ||
8425 | \f | |
8426 | /*********************************************************************** | |
8427 | PBM (mono, gray, color) | |
8428 | ***********************************************************************/ | |
8429 | ||
8430 | static int pbm_image_p P_ ((Lisp_Object object)); | |
8431 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 8432 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
8433 | |
8434 | /* The symbol `pbm' identifying images of this type. */ | |
8435 | ||
8436 | Lisp_Object Qpbm; | |
8437 | ||
8438 | /* Indices of image specification fields in gs_format, below. */ | |
8439 | ||
8440 | enum pbm_keyword_index | |
8441 | { | |
8442 | PBM_TYPE, | |
8443 | PBM_FILE, | |
63cec32f | 8444 | PBM_DATA, |
333b20bb GM |
8445 | PBM_ASCENT, |
8446 | PBM_MARGIN, | |
8447 | PBM_RELIEF, | |
8448 | PBM_ALGORITHM, | |
8449 | PBM_HEURISTIC_MASK, | |
4a8e312c | 8450 | PBM_MASK, |
be0b1fac GM |
8451 | PBM_FOREGROUND, |
8452 | PBM_BACKGROUND, | |
333b20bb GM |
8453 | PBM_LAST |
8454 | }; | |
8455 | ||
8456 | /* Vector of image_keyword structures describing the format | |
8457 | of valid user-defined image specifications. */ | |
8458 | ||
8459 | static struct image_keyword pbm_format[PBM_LAST] = | |
8460 | { | |
8461 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
8462 | {":file", IMAGE_STRING_VALUE, 0}, |
8463 | {":data", IMAGE_STRING_VALUE, 0}, | |
7c7ff7f5 | 8464 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8465 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8466 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8467 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8468 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
be0b1fac | 8469 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
6f1be3b9 GM |
8470 | {":foreground", IMAGE_STRING_OR_NIL_VALUE, 0}, |
8471 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
8472 | }; |
8473 | ||
8474 | /* Structure describing the image type `pbm'. */ | |
8475 | ||
8476 | static struct image_type pbm_type = | |
8477 | { | |
8478 | &Qpbm, | |
8479 | pbm_image_p, | |
8480 | pbm_load, | |
8481 | x_clear_image, | |
8482 | NULL | |
8483 | }; | |
8484 | ||
8485 | ||
8486 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
8487 | ||
8488 | static int | |
8489 | pbm_image_p (object) | |
8490 | Lisp_Object object; | |
8491 | { | |
8492 | struct image_keyword fmt[PBM_LAST]; | |
8493 | ||
8494 | bcopy (pbm_format, fmt, sizeof fmt); | |
8495 | ||
7c7ff7f5 | 8496 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm)) |
333b20bb | 8497 | return 0; |
63cec32f GM |
8498 | |
8499 | /* Must specify either :data or :file. */ | |
8500 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
8501 | } |
8502 | ||
8503 | ||
63cec32f GM |
8504 | /* Scan a decimal number from *S and return it. Advance *S while |
8505 | reading the number. END is the end of the string. Value is -1 at | |
8506 | end of input. */ | |
333b20bb GM |
8507 | |
8508 | static int | |
63cec32f GM |
8509 | pbm_scan_number (s, end) |
8510 | unsigned char **s, *end; | |
333b20bb | 8511 | { |
8ec8a5ec | 8512 | int c = 0, val = -1; |
333b20bb | 8513 | |
63cec32f | 8514 | while (*s < end) |
333b20bb GM |
8515 | { |
8516 | /* Skip white-space. */ | |
63cec32f | 8517 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
8518 | ; |
8519 | ||
8520 | if (c == '#') | |
8521 | { | |
8522 | /* Skip comment to end of line. */ | |
63cec32f | 8523 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
8524 | ; |
8525 | } | |
8526 | else if (isdigit (c)) | |
8527 | { | |
8528 | /* Read decimal number. */ | |
8529 | val = c - '0'; | |
63cec32f | 8530 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
8531 | val = 10 * val + c - '0'; |
8532 | break; | |
8533 | } | |
8534 | else | |
8535 | break; | |
8536 | } | |
8537 | ||
8538 | return val; | |
8539 | } | |
8540 | ||
8541 | ||
8542 | /* Load PBM image IMG for use on frame F. */ | |
8543 | ||
8544 | static int | |
8545 | pbm_load (f, img) | |
8546 | struct frame *f; | |
8547 | struct image *img; | |
8548 | { | |
333b20bb | 8549 | int raw_p, x, y; |
b6d7acec | 8550 | int width, height, max_color_idx = 0; |
333b20bb GM |
8551 | XImage *ximg; |
8552 | Lisp_Object file, specified_file; | |
8553 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
8554 | struct gcpro gcpro1; | |
63cec32f GM |
8555 | unsigned char *contents = NULL; |
8556 | unsigned char *end, *p; | |
8557 | int size; | |
333b20bb GM |
8558 | |
8559 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 8560 | file = Qnil; |
333b20bb | 8561 | GCPRO1 (file); |
333b20bb | 8562 | |
63cec32f | 8563 | if (STRINGP (specified_file)) |
333b20bb | 8564 | { |
63cec32f GM |
8565 | file = x_find_image_file (specified_file); |
8566 | if (!STRINGP (file)) | |
8567 | { | |
8568 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
8569 | UNGCPRO; | |
8570 | return 0; | |
8571 | } | |
333b20bb | 8572 | |
5be6c3b0 | 8573 | contents = slurp_file (XSTRING (file)->data, &size); |
63cec32f GM |
8574 | if (contents == NULL) |
8575 | { | |
8576 | image_error ("Error reading `%s'", file, Qnil); | |
8577 | UNGCPRO; | |
8578 | return 0; | |
8579 | } | |
8580 | ||
8581 | p = contents; | |
8582 | end = contents + size; | |
8583 | } | |
8584 | else | |
333b20bb | 8585 | { |
63cec32f GM |
8586 | Lisp_Object data; |
8587 | data = image_spec_value (img->spec, QCdata, NULL); | |
8588 | p = XSTRING (data)->data; | |
8589 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
8590 | } |
8591 | ||
63cec32f GM |
8592 | /* Check magic number. */ |
8593 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 8594 | { |
45158a91 | 8595 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
8596 | error: |
8597 | xfree (contents); | |
333b20bb GM |
8598 | UNGCPRO; |
8599 | return 0; | |
8600 | } | |
8601 | ||
63cec32f | 8602 | switch (*p++) |
333b20bb GM |
8603 | { |
8604 | case '1': | |
8605 | raw_p = 0, type = PBM_MONO; | |
8606 | break; | |
8607 | ||
8608 | case '2': | |
8609 | raw_p = 0, type = PBM_GRAY; | |
8610 | break; | |
8611 | ||
8612 | case '3': | |
8613 | raw_p = 0, type = PBM_COLOR; | |
8614 | break; | |
8615 | ||
8616 | case '4': | |
8617 | raw_p = 1, type = PBM_MONO; | |
8618 | break; | |
8619 | ||
8620 | case '5': | |
8621 | raw_p = 1, type = PBM_GRAY; | |
8622 | break; | |
8623 | ||
8624 | case '6': | |
8625 | raw_p = 1, type = PBM_COLOR; | |
8626 | break; | |
8627 | ||
8628 | default: | |
45158a91 | 8629 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 8630 | goto error; |
333b20bb GM |
8631 | } |
8632 | ||
8633 | /* Read width, height, maximum color-component. Characters | |
8634 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
8635 | width = pbm_scan_number (&p, end); |
8636 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
8637 | |
8638 | if (type != PBM_MONO) | |
8639 | { | |
63cec32f | 8640 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
8641 | if (raw_p && max_color_idx > 255) |
8642 | max_color_idx = 255; | |
8643 | } | |
8644 | ||
63cec32f GM |
8645 | if (width < 0 |
8646 | || height < 0 | |
333b20bb | 8647 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 8648 | goto error; |
333b20bb | 8649 | |
45158a91 | 8650 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb | 8651 | &ximg, &img->pixmap)) |
28c7826c | 8652 | goto error; |
333b20bb GM |
8653 | |
8654 | /* Initialize the color hash table. */ | |
8655 | init_color_table (); | |
8656 | ||
8657 | if (type == PBM_MONO) | |
8658 | { | |
8659 | int c = 0, g; | |
be0b1fac GM |
8660 | struct image_keyword fmt[PBM_LAST]; |
8661 | unsigned long fg = FRAME_FOREGROUND_PIXEL (f); | |
8662 | unsigned long bg = FRAME_BACKGROUND_PIXEL (f); | |
8663 | ||
8664 | /* Parse the image specification. */ | |
8665 | bcopy (pbm_format, fmt, sizeof fmt); | |
8666 | parse_image_spec (img->spec, fmt, PBM_LAST, Qpbm); | |
8667 | ||
8668 | /* Get foreground and background colors, maybe allocate colors. */ | |
6f1be3b9 GM |
8669 | if (fmt[PBM_FOREGROUND].count |
8670 | && STRINGP (fmt[PBM_FOREGROUND].value)) | |
be0b1fac | 8671 | fg = x_alloc_image_color (f, img, fmt[PBM_FOREGROUND].value, fg); |
6f1be3b9 GM |
8672 | if (fmt[PBM_BACKGROUND].count |
8673 | && STRINGP (fmt[PBM_BACKGROUND].value)) | |
f20a3b7a MB |
8674 | { |
8675 | bg = x_alloc_image_color (f, img, fmt[PBM_BACKGROUND].value, bg); | |
8676 | img->background = bg; | |
8677 | img->background_valid = 1; | |
8678 | } | |
333b20bb GM |
8679 | |
8680 | for (y = 0; y < height; ++y) | |
8681 | for (x = 0; x < width; ++x) | |
8682 | { | |
8683 | if (raw_p) | |
8684 | { | |
8685 | if ((x & 7) == 0) | |
63cec32f | 8686 | c = *p++; |
333b20bb GM |
8687 | g = c & 0x80; |
8688 | c <<= 1; | |
8689 | } | |
8690 | else | |
63cec32f | 8691 | g = pbm_scan_number (&p, end); |
333b20bb | 8692 | |
be0b1fac | 8693 | XPutPixel (ximg, x, y, g ? fg : bg); |
333b20bb GM |
8694 | } |
8695 | } | |
8696 | else | |
8697 | { | |
8698 | for (y = 0; y < height; ++y) | |
8699 | for (x = 0; x < width; ++x) | |
8700 | { | |
8701 | int r, g, b; | |
8702 | ||
8703 | if (type == PBM_GRAY) | |
63cec32f | 8704 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
8705 | else if (raw_p) |
8706 | { | |
63cec32f GM |
8707 | r = *p++; |
8708 | g = *p++; | |
8709 | b = *p++; | |
333b20bb GM |
8710 | } |
8711 | else | |
8712 | { | |
63cec32f GM |
8713 | r = pbm_scan_number (&p, end); |
8714 | g = pbm_scan_number (&p, end); | |
8715 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
8716 | } |
8717 | ||
8718 | if (r < 0 || g < 0 || b < 0) | |
8719 | { | |
333b20bb GM |
8720 | xfree (ximg->data); |
8721 | ximg->data = NULL; | |
8722 | XDestroyImage (ximg); | |
45158a91 GM |
8723 | image_error ("Invalid pixel value in image `%s'", |
8724 | img->spec, Qnil); | |
63cec32f | 8725 | goto error; |
333b20bb GM |
8726 | } |
8727 | ||
8728 | /* RGB values are now in the range 0..max_color_idx. | |
8729 | Scale this to the range 0..0xffff supported by X. */ | |
8730 | r = (double) r * 65535 / max_color_idx; | |
8731 | g = (double) g * 65535 / max_color_idx; | |
8732 | b = (double) b * 65535 / max_color_idx; | |
8733 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8734 | } | |
8735 | } | |
8736 | ||
333b20bb GM |
8737 | /* Store in IMG->colors the colors allocated for the image, and |
8738 | free the color table. */ | |
8739 | img->colors = colors_in_color_table (&img->ncolors); | |
8740 | free_color_table (); | |
f20a3b7a MB |
8741 | |
8742 | /* Maybe fill in the background field while we have ximg handy. */ | |
8743 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
8744 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
8745 | |
8746 | /* Put the image into a pixmap. */ | |
8747 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8748 | x_destroy_x_image (ximg); | |
333b20bb GM |
8749 | |
8750 | img->width = width; | |
8751 | img->height = height; | |
8752 | ||
8753 | UNGCPRO; | |
63cec32f | 8754 | xfree (contents); |
333b20bb GM |
8755 | return 1; |
8756 | } | |
8757 | ||
8758 | ||
8759 | \f | |
8760 | /*********************************************************************** | |
8761 | PNG | |
8762 | ***********************************************************************/ | |
8763 | ||
8764 | #if HAVE_PNG | |
8765 | ||
8766 | #include <png.h> | |
8767 | ||
8768 | /* Function prototypes. */ | |
8769 | ||
8770 | static int png_image_p P_ ((Lisp_Object object)); | |
8771 | static int png_load P_ ((struct frame *f, struct image *img)); | |
8772 | ||
8773 | /* The symbol `png' identifying images of this type. */ | |
8774 | ||
8775 | Lisp_Object Qpng; | |
8776 | ||
8777 | /* Indices of image specification fields in png_format, below. */ | |
8778 | ||
8779 | enum png_keyword_index | |
8780 | { | |
8781 | PNG_TYPE, | |
63448a4d | 8782 | PNG_DATA, |
333b20bb GM |
8783 | PNG_FILE, |
8784 | PNG_ASCENT, | |
8785 | PNG_MARGIN, | |
8786 | PNG_RELIEF, | |
8787 | PNG_ALGORITHM, | |
8788 | PNG_HEURISTIC_MASK, | |
4a8e312c | 8789 | PNG_MASK, |
f20a3b7a | 8790 | PNG_BACKGROUND, |
333b20bb GM |
8791 | PNG_LAST |
8792 | }; | |
8793 | ||
8794 | /* Vector of image_keyword structures describing the format | |
8795 | of valid user-defined image specifications. */ | |
8796 | ||
8797 | static struct image_keyword png_format[PNG_LAST] = | |
8798 | { | |
8799 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8800 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8801 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 8802 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 8803 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 8804 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 8805 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 8806 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 8807 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a | 8808 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
8809 | }; |
8810 | ||
06482119 | 8811 | /* Structure describing the image type `png'. */ |
333b20bb GM |
8812 | |
8813 | static struct image_type png_type = | |
8814 | { | |
8815 | &Qpng, | |
8816 | png_image_p, | |
8817 | png_load, | |
8818 | x_clear_image, | |
8819 | NULL | |
8820 | }; | |
8821 | ||
8822 | ||
8823 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
8824 | ||
8825 | static int | |
8826 | png_image_p (object) | |
8827 | Lisp_Object object; | |
8828 | { | |
8829 | struct image_keyword fmt[PNG_LAST]; | |
8830 | bcopy (png_format, fmt, sizeof fmt); | |
8831 | ||
7c7ff7f5 | 8832 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng)) |
333b20bb | 8833 | return 0; |
63448a4d | 8834 | |
63cec32f GM |
8835 | /* Must specify either the :data or :file keyword. */ |
8836 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
8837 | } |
8838 | ||
8839 | ||
8840 | /* Error and warning handlers installed when the PNG library | |
8841 | is initialized. */ | |
8842 | ||
8843 | static void | |
8844 | my_png_error (png_ptr, msg) | |
8845 | png_struct *png_ptr; | |
8846 | char *msg; | |
8847 | { | |
8848 | xassert (png_ptr != NULL); | |
8849 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
8850 | longjmp (png_ptr->jmpbuf, 1); | |
8851 | } | |
8852 | ||
8853 | ||
8854 | static void | |
8855 | my_png_warning (png_ptr, msg) | |
8856 | png_struct *png_ptr; | |
8857 | char *msg; | |
8858 | { | |
8859 | xassert (png_ptr != NULL); | |
8860 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
8861 | } | |
8862 | ||
5ad6a5fb GM |
8863 | /* Memory source for PNG decoding. */ |
8864 | ||
63448a4d WP |
8865 | struct png_memory_storage |
8866 | { | |
5ad6a5fb GM |
8867 | unsigned char *bytes; /* The data */ |
8868 | size_t len; /* How big is it? */ | |
8869 | int index; /* Where are we? */ | |
63448a4d WP |
8870 | }; |
8871 | ||
5ad6a5fb GM |
8872 | |
8873 | /* Function set as reader function when reading PNG image from memory. | |
8874 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
8875 | bytes from the input to DATA. */ | |
8876 | ||
63448a4d | 8877 | static void |
5ad6a5fb GM |
8878 | png_read_from_memory (png_ptr, data, length) |
8879 | png_structp png_ptr; | |
8880 | png_bytep data; | |
8881 | png_size_t length; | |
63448a4d | 8882 | { |
5ad6a5fb GM |
8883 | struct png_memory_storage *tbr |
8884 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 8885 | |
5ad6a5fb GM |
8886 | if (length > tbr->len - tbr->index) |
8887 | png_error (png_ptr, "Read error"); | |
8888 | ||
8889 | bcopy (tbr->bytes + tbr->index, data, length); | |
8890 | tbr->index = tbr->index + length; | |
63448a4d | 8891 | } |
333b20bb GM |
8892 | |
8893 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
8894 | successful. */ | |
8895 | ||
8896 | static int | |
8897 | png_load (f, img) | |
8898 | struct frame *f; | |
8899 | struct image *img; | |
8900 | { | |
8901 | Lisp_Object file, specified_file; | |
63448a4d | 8902 | Lisp_Object specified_data; |
b6d7acec | 8903 | int x, y, i; |
333b20bb GM |
8904 | XImage *ximg, *mask_img = NULL; |
8905 | struct gcpro gcpro1; | |
8906 | png_struct *png_ptr = NULL; | |
8907 | png_info *info_ptr = NULL, *end_info = NULL; | |
8ec8a5ec | 8908 | FILE *volatile fp = NULL; |
333b20bb | 8909 | png_byte sig[8]; |
8ec8a5ec GM |
8910 | png_byte * volatile pixels = NULL; |
8911 | png_byte ** volatile rows = NULL; | |
333b20bb GM |
8912 | png_uint_32 width, height; |
8913 | int bit_depth, color_type, interlace_type; | |
8914 | png_byte channels; | |
8915 | png_uint_32 row_bytes; | |
8916 | int transparent_p; | |
333b20bb GM |
8917 | double screen_gamma, image_gamma; |
8918 | int intent; | |
63448a4d | 8919 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
8920 | |
8921 | /* Find out what file to load. */ | |
8922 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8923 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8924 | file = Qnil; |
8925 | GCPRO1 (file); | |
333b20bb | 8926 | |
63448a4d | 8927 | if (NILP (specified_data)) |
5ad6a5fb GM |
8928 | { |
8929 | file = x_find_image_file (specified_file); | |
8930 | if (!STRINGP (file)) | |
63448a4d | 8931 | { |
45158a91 | 8932 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8933 | UNGCPRO; |
8934 | return 0; | |
8935 | } | |
333b20bb | 8936 | |
5ad6a5fb GM |
8937 | /* Open the image file. */ |
8938 | fp = fopen (XSTRING (file)->data, "rb"); | |
8939 | if (!fp) | |
8940 | { | |
45158a91 | 8941 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
8942 | UNGCPRO; |
8943 | fclose (fp); | |
8944 | return 0; | |
8945 | } | |
63448a4d | 8946 | |
5ad6a5fb GM |
8947 | /* Check PNG signature. */ |
8948 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
8949 | || !png_check_sig (sig, sizeof sig)) | |
8950 | { | |
45158a91 | 8951 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
8952 | UNGCPRO; |
8953 | fclose (fp); | |
8954 | return 0; | |
63448a4d | 8955 | } |
5ad6a5fb | 8956 | } |
63448a4d | 8957 | else |
5ad6a5fb GM |
8958 | { |
8959 | /* Read from memory. */ | |
8960 | tbr.bytes = XSTRING (specified_data)->data; | |
8961 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
8962 | tbr.index = 0; | |
63448a4d | 8963 | |
5ad6a5fb GM |
8964 | /* Check PNG signature. */ |
8965 | if (tbr.len < sizeof sig | |
8966 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
8967 | { | |
45158a91 | 8968 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8969 | UNGCPRO; |
8970 | return 0; | |
63448a4d | 8971 | } |
333b20bb | 8972 | |
5ad6a5fb GM |
8973 | /* Need to skip past the signature. */ |
8974 | tbr.bytes += sizeof (sig); | |
8975 | } | |
8976 | ||
333b20bb GM |
8977 | /* Initialize read and info structs for PNG lib. */ |
8978 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
8979 | my_png_error, my_png_warning); | |
8980 | if (!png_ptr) | |
8981 | { | |
63448a4d | 8982 | if (fp) fclose (fp); |
333b20bb GM |
8983 | UNGCPRO; |
8984 | return 0; | |
8985 | } | |
8986 | ||
8987 | info_ptr = png_create_info_struct (png_ptr); | |
8988 | if (!info_ptr) | |
8989 | { | |
8990 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 8991 | if (fp) fclose (fp); |
333b20bb GM |
8992 | UNGCPRO; |
8993 | return 0; | |
8994 | } | |
8995 | ||
8996 | end_info = png_create_info_struct (png_ptr); | |
8997 | if (!end_info) | |
8998 | { | |
8999 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 9000 | if (fp) fclose (fp); |
333b20bb GM |
9001 | UNGCPRO; |
9002 | return 0; | |
9003 | } | |
9004 | ||
9005 | /* Set error jump-back. We come back here when the PNG library | |
9006 | detects an error. */ | |
9007 | if (setjmp (png_ptr->jmpbuf)) | |
9008 | { | |
9009 | error: | |
9010 | if (png_ptr) | |
9011 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
9012 | xfree (pixels); | |
9013 | xfree (rows); | |
63448a4d | 9014 | if (fp) fclose (fp); |
333b20bb GM |
9015 | UNGCPRO; |
9016 | return 0; | |
9017 | } | |
9018 | ||
9019 | /* Read image info. */ | |
63448a4d | 9020 | if (!NILP (specified_data)) |
5ad6a5fb | 9021 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 9022 | else |
5ad6a5fb | 9023 | png_init_io (png_ptr, fp); |
63448a4d | 9024 | |
333b20bb GM |
9025 | png_set_sig_bytes (png_ptr, sizeof sig); |
9026 | png_read_info (png_ptr, info_ptr); | |
9027 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
9028 | &interlace_type, NULL, NULL); | |
9029 | ||
9030 | /* If image contains simply transparency data, we prefer to | |
9031 | construct a clipping mask. */ | |
9032 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
9033 | transparent_p = 1; | |
9034 | else | |
9035 | transparent_p = 0; | |
9036 | ||
9037 | /* This function is easier to write if we only have to handle | |
9038 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
9039 | transform other formats into that format. */ | |
9040 | ||
9041 | /* Strip more than 8 bits per channel. */ | |
9042 | if (bit_depth == 16) | |
9043 | png_set_strip_16 (png_ptr); | |
9044 | ||
9045 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
9046 | if available. */ | |
9047 | png_set_expand (png_ptr); | |
9048 | ||
9049 | /* Convert grayscale images to RGB. */ | |
9050 | if (color_type == PNG_COLOR_TYPE_GRAY | |
9051 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
9052 | png_set_gray_to_rgb (png_ptr); | |
9053 | ||
d4405ed7 | 9054 | screen_gamma = (f->gamma ? 1 / f->gamma / 0.45455 : 2.2); |
333b20bb GM |
9055 | |
9056 | /* Tell the PNG lib to handle gamma correction for us. */ | |
9057 | ||
6c1aa34d | 9058 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb | 9059 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
d4405ed7 RS |
9060 | /* The libpng documentation says this is right in this case. */ |
9061 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
6c1aa34d GM |
9062 | else |
9063 | #endif | |
9064 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
9065 | /* Image contains gamma information. */ |
9066 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
9067 | else | |
d4405ed7 RS |
9068 | /* Use the standard default for the image gamma. */ |
9069 | png_set_gamma (png_ptr, screen_gamma, 0.45455); | |
333b20bb GM |
9070 | |
9071 | /* Handle alpha channel by combining the image with a background | |
9072 | color. Do this only if a real alpha channel is supplied. For | |
9073 | simple transparency, we prefer a clipping mask. */ | |
9074 | if (!transparent_p) | |
9075 | { | |
f20a3b7a MB |
9076 | png_color_16 *image_bg; |
9077 | Lisp_Object specified_bg | |
9078 | = image_spec_value (img->spec, QCbackground, NULL); | |
9079 | ||
f2f0a644 | 9080 | if (STRINGP (specified_bg)) |
f20a3b7a MB |
9081 | /* The user specified `:background', use that. */ |
9082 | { | |
9083 | XColor color; | |
f2f0a644 | 9084 | if (x_defined_color (f, XSTRING (specified_bg)->data, &color, 0)) |
f20a3b7a MB |
9085 | { |
9086 | png_color_16 user_bg; | |
9087 | ||
9088 | bzero (&user_bg, sizeof user_bg); | |
9089 | user_bg.red = color.red; | |
9090 | user_bg.green = color.green; | |
9091 | user_bg.blue = color.blue; | |
333b20bb | 9092 | |
f20a3b7a MB |
9093 | png_set_background (png_ptr, &user_bg, |
9094 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
9095 | } | |
9096 | } | |
9097 | else if (png_get_bKGD (png_ptr, info_ptr, &image_bg)) | |
333b20bb GM |
9098 | /* Image contains a background color with which to |
9099 | combine the image. */ | |
f20a3b7a | 9100 | png_set_background (png_ptr, image_bg, |
333b20bb GM |
9101 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); |
9102 | else | |
9103 | { | |
9104 | /* Image does not contain a background color with which | |
9105 | to combine the image data via an alpha channel. Use | |
9106 | the frame's background instead. */ | |
9107 | XColor color; | |
9108 | Colormap cmap; | |
9109 | png_color_16 frame_background; | |
9110 | ||
9b2956e2 | 9111 | cmap = FRAME_X_COLORMAP (f); |
333b20bb | 9112 | color.pixel = FRAME_BACKGROUND_PIXEL (f); |
a31fedb7 | 9113 | x_query_color (f, &color); |
333b20bb GM |
9114 | |
9115 | bzero (&frame_background, sizeof frame_background); | |
9116 | frame_background.red = color.red; | |
9117 | frame_background.green = color.green; | |
9118 | frame_background.blue = color.blue; | |
9119 | ||
9120 | png_set_background (png_ptr, &frame_background, | |
9121 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
9122 | } | |
9123 | } | |
9124 | ||
9125 | /* Update info structure. */ | |
9126 | png_read_update_info (png_ptr, info_ptr); | |
9127 | ||
9128 | /* Get number of channels. Valid values are 1 for grayscale images | |
9129 | and images with a palette, 2 for grayscale images with transparency | |
9130 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
9131 | images with alpha channel, i.e. RGBA. If conversions above were | |
9132 | sufficient we should only have 3 or 4 channels here. */ | |
9133 | channels = png_get_channels (png_ptr, info_ptr); | |
9134 | xassert (channels == 3 || channels == 4); | |
9135 | ||
9136 | /* Number of bytes needed for one row of the image. */ | |
9137 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
9138 | ||
9139 | /* Allocate memory for the image. */ | |
9140 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
9141 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
9142 | for (i = 0; i < height; ++i) | |
9143 | rows[i] = pixels + i * row_bytes; | |
9144 | ||
9145 | /* Read the entire image. */ | |
9146 | png_read_image (png_ptr, rows); | |
9147 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
9148 | if (fp) |
9149 | { | |
9150 | fclose (fp); | |
9151 | fp = NULL; | |
9152 | } | |
333b20bb | 9153 | |
333b20bb | 9154 | /* Create the X image and pixmap. */ |
45158a91 | 9155 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb | 9156 | &img->pixmap)) |
28c7826c | 9157 | goto error; |
333b20bb GM |
9158 | |
9159 | /* Create an image and pixmap serving as mask if the PNG image | |
9160 | contains an alpha channel. */ | |
9161 | if (channels == 4 | |
9162 | && !transparent_p | |
45158a91 | 9163 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
9164 | &mask_img, &img->mask)) |
9165 | { | |
9166 | x_destroy_x_image (ximg); | |
9167 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
dd00328a | 9168 | img->pixmap = None; |
333b20bb GM |
9169 | goto error; |
9170 | } | |
9171 | ||
9172 | /* Fill the X image and mask from PNG data. */ | |
9173 | init_color_table (); | |
9174 | ||
9175 | for (y = 0; y < height; ++y) | |
9176 | { | |
9177 | png_byte *p = rows[y]; | |
9178 | ||
9179 | for (x = 0; x < width; ++x) | |
9180 | { | |
9181 | unsigned r, g, b; | |
9182 | ||
9183 | r = *p++ << 8; | |
9184 | g = *p++ << 8; | |
9185 | b = *p++ << 8; | |
9186 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
9187 | ||
9188 | /* An alpha channel, aka mask channel, associates variable | |
9189 | transparency with an image. Where other image formats | |
9190 | support binary transparency---fully transparent or fully | |
9191 | opaque---PNG allows up to 254 levels of partial transparency. | |
9192 | The PNG library implements partial transparency by combining | |
9193 | the image with a specified background color. | |
9194 | ||
9195 | I'm not sure how to handle this here nicely: because the | |
9196 | background on which the image is displayed may change, for | |
9197 | real alpha channel support, it would be necessary to create | |
9198 | a new image for each possible background. | |
9199 | ||
9200 | What I'm doing now is that a mask is created if we have | |
9201 | boolean transparency information. Otherwise I'm using | |
9202 | the frame's background color to combine the image with. */ | |
9203 | ||
9204 | if (channels == 4) | |
9205 | { | |
9206 | if (mask_img) | |
9207 | XPutPixel (mask_img, x, y, *p > 0); | |
9208 | ++p; | |
9209 | } | |
9210 | } | |
9211 | } | |
9212 | ||
f20a3b7a MB |
9213 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) |
9214 | /* Set IMG's background color from the PNG image, unless the user | |
9215 | overrode it. */ | |
9216 | { | |
9217 | png_color_16 *bg; | |
9218 | if (png_get_bKGD (png_ptr, info_ptr, &bg)) | |
9219 | { | |
f2f0a644 | 9220 | img->background = lookup_rgb_color (f, bg->red, bg->green, bg->blue); |
f20a3b7a MB |
9221 | img->background_valid = 1; |
9222 | } | |
9223 | } | |
9224 | ||
333b20bb GM |
9225 | /* Remember colors allocated for this image. */ |
9226 | img->colors = colors_in_color_table (&img->ncolors); | |
9227 | free_color_table (); | |
9228 | ||
9229 | /* Clean up. */ | |
9230 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
9231 | xfree (rows); | |
9232 | xfree (pixels); | |
9233 | ||
9234 | img->width = width; | |
9235 | img->height = height; | |
9236 | ||
f20a3b7a MB |
9237 | /* Maybe fill in the background field while we have ximg handy. */ |
9238 | IMAGE_BACKGROUND (img, f, ximg); | |
9239 | ||
333b20bb GM |
9240 | /* Put the image into the pixmap, then free the X image and its buffer. */ |
9241 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9242 | x_destroy_x_image (ximg); | |
9243 | ||
9244 | /* Same for the mask. */ | |
9245 | if (mask_img) | |
9246 | { | |
f20a3b7a MB |
9247 | /* Fill in the background_transparent field while we have the mask |
9248 | handy. */ | |
9249 | image_background_transparent (img, f, mask_img); | |
9250 | ||
333b20bb GM |
9251 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); |
9252 | x_destroy_x_image (mask_img); | |
9253 | } | |
9254 | ||
333b20bb GM |
9255 | UNGCPRO; |
9256 | return 1; | |
9257 | } | |
9258 | ||
9259 | #endif /* HAVE_PNG != 0 */ | |
9260 | ||
9261 | ||
9262 | \f | |
9263 | /*********************************************************************** | |
9264 | JPEG | |
9265 | ***********************************************************************/ | |
9266 | ||
9267 | #if HAVE_JPEG | |
9268 | ||
ba06aba4 GM |
9269 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
9270 | jconfig.h. */ | |
9271 | #ifdef HAVE_STDLIB_H | |
9272 | #define HAVE_STDLIB_H_1 | |
9273 | #undef HAVE_STDLIB_H | |
9274 | #endif /* HAVE_STLIB_H */ | |
9275 | ||
333b20bb GM |
9276 | #include <jpeglib.h> |
9277 | #include <jerror.h> | |
9278 | #include <setjmp.h> | |
9279 | ||
ba06aba4 GM |
9280 | #ifdef HAVE_STLIB_H_1 |
9281 | #define HAVE_STDLIB_H 1 | |
9282 | #endif | |
9283 | ||
333b20bb GM |
9284 | static int jpeg_image_p P_ ((Lisp_Object object)); |
9285 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
9286 | ||
9287 | /* The symbol `jpeg' identifying images of this type. */ | |
9288 | ||
9289 | Lisp_Object Qjpeg; | |
9290 | ||
9291 | /* Indices of image specification fields in gs_format, below. */ | |
9292 | ||
9293 | enum jpeg_keyword_index | |
9294 | { | |
9295 | JPEG_TYPE, | |
8e39770a | 9296 | JPEG_DATA, |
333b20bb GM |
9297 | JPEG_FILE, |
9298 | JPEG_ASCENT, | |
9299 | JPEG_MARGIN, | |
9300 | JPEG_RELIEF, | |
9301 | JPEG_ALGORITHM, | |
9302 | JPEG_HEURISTIC_MASK, | |
4a8e312c | 9303 | JPEG_MASK, |
f20a3b7a | 9304 | JPEG_BACKGROUND, |
333b20bb GM |
9305 | JPEG_LAST |
9306 | }; | |
9307 | ||
9308 | /* Vector of image_keyword structures describing the format | |
9309 | of valid user-defined image specifications. */ | |
9310 | ||
9311 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
9312 | { | |
9313 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9314 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 9315 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9316 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9317 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9318 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9319 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9320 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9321 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9322 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9323 | }; |
9324 | ||
9325 | /* Structure describing the image type `jpeg'. */ | |
9326 | ||
9327 | static struct image_type jpeg_type = | |
9328 | { | |
9329 | &Qjpeg, | |
9330 | jpeg_image_p, | |
9331 | jpeg_load, | |
9332 | x_clear_image, | |
9333 | NULL | |
9334 | }; | |
9335 | ||
9336 | ||
9337 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
9338 | ||
9339 | static int | |
9340 | jpeg_image_p (object) | |
9341 | Lisp_Object object; | |
9342 | { | |
9343 | struct image_keyword fmt[JPEG_LAST]; | |
9344 | ||
9345 | bcopy (jpeg_format, fmt, sizeof fmt); | |
9346 | ||
7c7ff7f5 | 9347 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg)) |
333b20bb | 9348 | return 0; |
8e39770a | 9349 | |
63cec32f GM |
9350 | /* Must specify either the :data or :file keyword. */ |
9351 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
9352 | } |
9353 | ||
8e39770a | 9354 | |
333b20bb GM |
9355 | struct my_jpeg_error_mgr |
9356 | { | |
9357 | struct jpeg_error_mgr pub; | |
9358 | jmp_buf setjmp_buffer; | |
9359 | }; | |
9360 | ||
e3130015 | 9361 | |
333b20bb GM |
9362 | static void |
9363 | my_error_exit (cinfo) | |
9364 | j_common_ptr cinfo; | |
9365 | { | |
9366 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
9367 | longjmp (mgr->setjmp_buffer, 1); | |
9368 | } | |
9369 | ||
e3130015 | 9370 | |
8e39770a GM |
9371 | /* Init source method for JPEG data source manager. Called by |
9372 | jpeg_read_header() before any data is actually read. See | |
9373 | libjpeg.doc from the JPEG lib distribution. */ | |
9374 | ||
9375 | static void | |
9376 | our_init_source (cinfo) | |
9377 | j_decompress_ptr cinfo; | |
9378 | { | |
9379 | } | |
9380 | ||
9381 | ||
9382 | /* Fill input buffer method for JPEG data source manager. Called | |
9383 | whenever more data is needed. We read the whole image in one step, | |
9384 | so this only adds a fake end of input marker at the end. */ | |
9385 | ||
9386 | static boolean | |
9387 | our_fill_input_buffer (cinfo) | |
9388 | j_decompress_ptr cinfo; | |
9389 | { | |
9390 | /* Insert a fake EOI marker. */ | |
9391 | struct jpeg_source_mgr *src = cinfo->src; | |
9392 | static JOCTET buffer[2]; | |
9393 | ||
9394 | buffer[0] = (JOCTET) 0xFF; | |
9395 | buffer[1] = (JOCTET) JPEG_EOI; | |
9396 | ||
9397 | src->next_input_byte = buffer; | |
9398 | src->bytes_in_buffer = 2; | |
9399 | return TRUE; | |
9400 | } | |
9401 | ||
9402 | ||
9403 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
9404 | is the JPEG data source manager. */ | |
9405 | ||
9406 | static void | |
9407 | our_skip_input_data (cinfo, num_bytes) | |
9408 | j_decompress_ptr cinfo; | |
9409 | long num_bytes; | |
9410 | { | |
9411 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
9412 | ||
9413 | if (src) | |
9414 | { | |
9415 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 9416 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
9417 | |
9418 | src->bytes_in_buffer -= num_bytes; | |
9419 | src->next_input_byte += num_bytes; | |
9420 | } | |
9421 | } | |
9422 | ||
9423 | ||
9424 | /* Method to terminate data source. Called by | |
9425 | jpeg_finish_decompress() after all data has been processed. */ | |
9426 | ||
9427 | static void | |
9428 | our_term_source (cinfo) | |
9429 | j_decompress_ptr cinfo; | |
9430 | { | |
9431 | } | |
9432 | ||
9433 | ||
9434 | /* Set up the JPEG lib for reading an image from DATA which contains | |
9435 | LEN bytes. CINFO is the decompression info structure created for | |
9436 | reading the image. */ | |
9437 | ||
9438 | static void | |
9439 | jpeg_memory_src (cinfo, data, len) | |
9440 | j_decompress_ptr cinfo; | |
9441 | JOCTET *data; | |
9442 | unsigned int len; | |
9443 | { | |
9444 | struct jpeg_source_mgr *src; | |
9445 | ||
9446 | if (cinfo->src == NULL) | |
9447 | { | |
9448 | /* First time for this JPEG object? */ | |
9449 | cinfo->src = (struct jpeg_source_mgr *) | |
9450 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
9451 | sizeof (struct jpeg_source_mgr)); | |
9452 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9453 | src->next_input_byte = data; | |
9454 | } | |
9455 | ||
9456 | src = (struct jpeg_source_mgr *) cinfo->src; | |
9457 | src->init_source = our_init_source; | |
9458 | src->fill_input_buffer = our_fill_input_buffer; | |
9459 | src->skip_input_data = our_skip_input_data; | |
9460 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
9461 | src->term_source = our_term_source; | |
9462 | src->bytes_in_buffer = len; | |
9463 | src->next_input_byte = data; | |
9464 | } | |
9465 | ||
5ad6a5fb | 9466 | |
333b20bb GM |
9467 | /* Load image IMG for use on frame F. Patterned after example.c |
9468 | from the JPEG lib. */ | |
9469 | ||
9470 | static int | |
9471 | jpeg_load (f, img) | |
9472 | struct frame *f; | |
9473 | struct image *img; | |
9474 | { | |
9475 | struct jpeg_decompress_struct cinfo; | |
9476 | struct my_jpeg_error_mgr mgr; | |
9477 | Lisp_Object file, specified_file; | |
8e39770a | 9478 | Lisp_Object specified_data; |
8ec8a5ec | 9479 | FILE * volatile fp = NULL; |
333b20bb GM |
9480 | JSAMPARRAY buffer; |
9481 | int row_stride, x, y; | |
9482 | XImage *ximg = NULL; | |
b6d7acec | 9483 | int rc; |
333b20bb GM |
9484 | unsigned long *colors; |
9485 | int width, height; | |
9486 | struct gcpro gcpro1; | |
9487 | ||
9488 | /* Open the JPEG file. */ | |
9489 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 9490 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9491 | file = Qnil; |
9492 | GCPRO1 (file); | |
8e39770a | 9493 | |
8e39770a | 9494 | if (NILP (specified_data)) |
333b20bb | 9495 | { |
8e39770a | 9496 | file = x_find_image_file (specified_file); |
8e39770a GM |
9497 | if (!STRINGP (file)) |
9498 | { | |
45158a91 | 9499 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
9500 | UNGCPRO; |
9501 | return 0; | |
9502 | } | |
333b20bb | 9503 | |
8e39770a GM |
9504 | fp = fopen (XSTRING (file)->data, "r"); |
9505 | if (fp == NULL) | |
9506 | { | |
9507 | image_error ("Cannot open `%s'", file, Qnil); | |
9508 | UNGCPRO; | |
9509 | return 0; | |
9510 | } | |
333b20bb GM |
9511 | } |
9512 | ||
5ad6a5fb GM |
9513 | /* Customize libjpeg's error handling to call my_error_exit when an |
9514 | error is detected. This function will perform a longjmp. */ | |
333b20bb | 9515 | cinfo.err = jpeg_std_error (&mgr.pub); |
14358466 | 9516 | mgr.pub.error_exit = my_error_exit; |
333b20bb GM |
9517 | |
9518 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
9519 | { | |
5ad6a5fb GM |
9520 | if (rc == 1) |
9521 | { | |
9522 | /* Called from my_error_exit. Display a JPEG error. */ | |
9523 | char buffer[JMSG_LENGTH_MAX]; | |
9524 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 9525 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
9526 | build_string (buffer)); |
9527 | } | |
333b20bb GM |
9528 | |
9529 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb | 9530 | if (fp) |
8ec8a5ec | 9531 | fclose ((FILE *) fp); |
333b20bb GM |
9532 | jpeg_destroy_decompress (&cinfo); |
9533 | ||
5ad6a5fb GM |
9534 | /* If we already have an XImage, free that. */ |
9535 | x_destroy_x_image (ximg); | |
333b20bb | 9536 | |
5ad6a5fb GM |
9537 | /* Free pixmap and colors. */ |
9538 | x_clear_image (f, img); | |
333b20bb | 9539 | |
5ad6a5fb GM |
9540 | UNGCPRO; |
9541 | return 0; | |
333b20bb GM |
9542 | } |
9543 | ||
9544 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 9545 | Read the JPEG image header. */ |
333b20bb | 9546 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
9547 | |
9548 | if (NILP (specified_data)) | |
8ec8a5ec | 9549 | jpeg_stdio_src (&cinfo, (FILE *) fp); |
8e39770a GM |
9550 | else |
9551 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
9552 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 9553 | |
333b20bb GM |
9554 | jpeg_read_header (&cinfo, TRUE); |
9555 | ||
9556 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 9557 | Start decompression. */ |
333b20bb GM |
9558 | cinfo.quantize_colors = TRUE; |
9559 | jpeg_start_decompress (&cinfo); | |
9560 | width = img->width = cinfo.output_width; | |
9561 | height = img->height = cinfo.output_height; | |
9562 | ||
333b20bb | 9563 | /* Create X image and pixmap. */ |
45158a91 | 9564 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
28c7826c | 9565 | longjmp (mgr.setjmp_buffer, 2); |
333b20bb GM |
9566 | |
9567 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
9568 | cinfo.actual_number_of_colors has been set with the number of |
9569 | colors generated, and cinfo.colormap is a two-dimensional array | |
9570 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
9571 | No more than 255 colors will be generated. */ | |
333b20bb | 9572 | { |
5ad6a5fb GM |
9573 | int i, ir, ig, ib; |
9574 | ||
9575 | if (cinfo.out_color_components > 2) | |
9576 | ir = 0, ig = 1, ib = 2; | |
9577 | else if (cinfo.out_color_components > 1) | |
9578 | ir = 0, ig = 1, ib = 0; | |
9579 | else | |
9580 | ir = 0, ig = 0, ib = 0; | |
9581 | ||
9582 | /* Use the color table mechanism because it handles colors that | |
9583 | cannot be allocated nicely. Such colors will be replaced with | |
9584 | a default color, and we don't have to care about which colors | |
9585 | can be freed safely, and which can't. */ | |
9586 | init_color_table (); | |
9587 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
9588 | * sizeof *colors); | |
333b20bb | 9589 | |
5ad6a5fb GM |
9590 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
9591 | { | |
9592 | /* Multiply RGB values with 255 because X expects RGB values | |
9593 | in the range 0..0xffff. */ | |
9594 | int r = cinfo.colormap[ir][i] << 8; | |
9595 | int g = cinfo.colormap[ig][i] << 8; | |
9596 | int b = cinfo.colormap[ib][i] << 8; | |
9597 | colors[i] = lookup_rgb_color (f, r, g, b); | |
9598 | } | |
333b20bb | 9599 | |
5ad6a5fb GM |
9600 | /* Remember those colors actually allocated. */ |
9601 | img->colors = colors_in_color_table (&img->ncolors); | |
9602 | free_color_table (); | |
333b20bb GM |
9603 | } |
9604 | ||
9605 | /* Read pixels. */ | |
9606 | row_stride = width * cinfo.output_components; | |
9607 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 9608 | row_stride, 1); |
333b20bb GM |
9609 | for (y = 0; y < height; ++y) |
9610 | { | |
5ad6a5fb GM |
9611 | jpeg_read_scanlines (&cinfo, buffer, 1); |
9612 | for (x = 0; x < cinfo.output_width; ++x) | |
9613 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
9614 | } |
9615 | ||
9616 | /* Clean up. */ | |
9617 | jpeg_finish_decompress (&cinfo); | |
9618 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb | 9619 | if (fp) |
8ec8a5ec | 9620 | fclose ((FILE *) fp); |
f20a3b7a MB |
9621 | |
9622 | /* Maybe fill in the background field while we have ximg handy. */ | |
9623 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9624 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
9625 | |
9626 | /* Put the image into the pixmap. */ | |
9627 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9628 | x_destroy_x_image (ximg); | |
333b20bb GM |
9629 | UNGCPRO; |
9630 | return 1; | |
9631 | } | |
9632 | ||
9633 | #endif /* HAVE_JPEG */ | |
9634 | ||
9635 | ||
9636 | \f | |
9637 | /*********************************************************************** | |
9638 | TIFF | |
9639 | ***********************************************************************/ | |
9640 | ||
9641 | #if HAVE_TIFF | |
9642 | ||
cf4790ad | 9643 | #include <tiffio.h> |
333b20bb GM |
9644 | |
9645 | static int tiff_image_p P_ ((Lisp_Object object)); | |
9646 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
9647 | ||
9648 | /* The symbol `tiff' identifying images of this type. */ | |
9649 | ||
9650 | Lisp_Object Qtiff; | |
9651 | ||
9652 | /* Indices of image specification fields in tiff_format, below. */ | |
9653 | ||
9654 | enum tiff_keyword_index | |
9655 | { | |
9656 | TIFF_TYPE, | |
63448a4d | 9657 | TIFF_DATA, |
333b20bb GM |
9658 | TIFF_FILE, |
9659 | TIFF_ASCENT, | |
9660 | TIFF_MARGIN, | |
9661 | TIFF_RELIEF, | |
9662 | TIFF_ALGORITHM, | |
9663 | TIFF_HEURISTIC_MASK, | |
4a8e312c | 9664 | TIFF_MASK, |
f20a3b7a | 9665 | TIFF_BACKGROUND, |
333b20bb GM |
9666 | TIFF_LAST |
9667 | }; | |
9668 | ||
9669 | /* Vector of image_keyword structures describing the format | |
9670 | of valid user-defined image specifications. */ | |
9671 | ||
9672 | static struct image_keyword tiff_format[TIFF_LAST] = | |
9673 | { | |
9674 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9675 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9676 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 9677 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 9678 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 9679 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 9680 | {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 9681 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
9682 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
9683 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
9684 | }; |
9685 | ||
9686 | /* Structure describing the image type `tiff'. */ | |
9687 | ||
9688 | static struct image_type tiff_type = | |
9689 | { | |
9690 | &Qtiff, | |
9691 | tiff_image_p, | |
9692 | tiff_load, | |
9693 | x_clear_image, | |
9694 | NULL | |
9695 | }; | |
9696 | ||
9697 | ||
9698 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
9699 | ||
9700 | static int | |
9701 | tiff_image_p (object) | |
9702 | Lisp_Object object; | |
9703 | { | |
9704 | struct image_keyword fmt[TIFF_LAST]; | |
9705 | bcopy (tiff_format, fmt, sizeof fmt); | |
9706 | ||
7c7ff7f5 | 9707 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff)) |
333b20bb | 9708 | return 0; |
5ad6a5fb | 9709 | |
63cec32f GM |
9710 | /* Must specify either the :data or :file keyword. */ |
9711 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
9712 | } |
9713 | ||
5ad6a5fb GM |
9714 | |
9715 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
9716 | memory source, but we have to provide a lot of extra functions. | |
9717 | Blah. | |
63448a4d WP |
9718 | |
9719 | We really only need to implement read and seek, but I am not | |
9720 | convinced that the TIFF library is smart enough not to destroy | |
9721 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
9722 | override. */ |
9723 | ||
9724 | typedef struct | |
9725 | { | |
63448a4d WP |
9726 | unsigned char *bytes; |
9727 | size_t len; | |
9728 | int index; | |
5ad6a5fb GM |
9729 | } |
9730 | tiff_memory_source; | |
63448a4d | 9731 | |
e3130015 | 9732 | |
5ad6a5fb GM |
9733 | static size_t |
9734 | tiff_read_from_memory (data, buf, size) | |
9735 | thandle_t data; | |
9736 | tdata_t buf; | |
9737 | tsize_t size; | |
63448a4d | 9738 | { |
5ad6a5fb | 9739 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9740 | |
9741 | if (size > src->len - src->index) | |
5ad6a5fb GM |
9742 | return (size_t) -1; |
9743 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
9744 | src->index += size; |
9745 | return size; | |
9746 | } | |
9747 | ||
e3130015 | 9748 | |
5ad6a5fb GM |
9749 | static size_t |
9750 | tiff_write_from_memory (data, buf, size) | |
9751 | thandle_t data; | |
9752 | tdata_t buf; | |
9753 | tsize_t size; | |
63448a4d WP |
9754 | { |
9755 | return (size_t) -1; | |
9756 | } | |
9757 | ||
e3130015 | 9758 | |
5ad6a5fb GM |
9759 | static toff_t |
9760 | tiff_seek_in_memory (data, off, whence) | |
9761 | thandle_t data; | |
9762 | toff_t off; | |
9763 | int whence; | |
63448a4d | 9764 | { |
5ad6a5fb | 9765 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9766 | int idx; |
9767 | ||
9768 | switch (whence) | |
5ad6a5fb GM |
9769 | { |
9770 | case SEEK_SET: /* Go from beginning of source. */ | |
9771 | idx = off; | |
9772 | break; | |
9773 | ||
9774 | case SEEK_END: /* Go from end of source. */ | |
9775 | idx = src->len + off; | |
9776 | break; | |
9777 | ||
9778 | case SEEK_CUR: /* Go from current position. */ | |
9779 | idx = src->index + off; | |
9780 | break; | |
9781 | ||
9782 | default: /* Invalid `whence'. */ | |
9783 | return -1; | |
9784 | } | |
9785 | ||
9786 | if (idx > src->len || idx < 0) | |
9787 | return -1; | |
9788 | ||
63448a4d WP |
9789 | src->index = idx; |
9790 | return src->index; | |
9791 | } | |
9792 | ||
e3130015 | 9793 | |
5ad6a5fb GM |
9794 | static int |
9795 | tiff_close_memory (data) | |
9796 | thandle_t data; | |
63448a4d WP |
9797 | { |
9798 | /* NOOP */ | |
5ad6a5fb | 9799 | return 0; |
63448a4d WP |
9800 | } |
9801 | ||
e3130015 | 9802 | |
5ad6a5fb GM |
9803 | static int |
9804 | tiff_mmap_memory (data, pbase, psize) | |
9805 | thandle_t data; | |
9806 | tdata_t *pbase; | |
9807 | toff_t *psize; | |
63448a4d WP |
9808 | { |
9809 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 9810 | return 0; |
63448a4d WP |
9811 | } |
9812 | ||
e3130015 | 9813 | |
5ad6a5fb GM |
9814 | static void |
9815 | tiff_unmap_memory (data, base, size) | |
9816 | thandle_t data; | |
9817 | tdata_t base; | |
9818 | toff_t size; | |
63448a4d WP |
9819 | { |
9820 | /* We don't need to do this. */ | |
63448a4d WP |
9821 | } |
9822 | ||
e3130015 | 9823 | |
5ad6a5fb GM |
9824 | static toff_t |
9825 | tiff_size_of_memory (data) | |
9826 | thandle_t data; | |
63448a4d | 9827 | { |
5ad6a5fb | 9828 | return ((tiff_memory_source *) data)->len; |
63448a4d | 9829 | } |
333b20bb | 9830 | |
e3130015 | 9831 | |
c6892044 GM |
9832 | static void |
9833 | tiff_error_handler (title, format, ap) | |
9834 | const char *title, *format; | |
9835 | va_list ap; | |
9836 | { | |
9837 | char buf[512]; | |
9838 | int len; | |
9839 | ||
9840 | len = sprintf (buf, "TIFF error: %s ", title); | |
9841 | vsprintf (buf + len, format, ap); | |
9842 | add_to_log (buf, Qnil, Qnil); | |
9843 | } | |
9844 | ||
9845 | ||
9846 | static void | |
9847 | tiff_warning_handler (title, format, ap) | |
9848 | const char *title, *format; | |
9849 | va_list ap; | |
9850 | { | |
9851 | char buf[512]; | |
9852 | int len; | |
9853 | ||
9854 | len = sprintf (buf, "TIFF warning: %s ", title); | |
9855 | vsprintf (buf + len, format, ap); | |
9856 | add_to_log (buf, Qnil, Qnil); | |
9857 | } | |
9858 | ||
9859 | ||
333b20bb GM |
9860 | /* Load TIFF image IMG for use on frame F. Value is non-zero if |
9861 | successful. */ | |
9862 | ||
9863 | static int | |
9864 | tiff_load (f, img) | |
9865 | struct frame *f; | |
9866 | struct image *img; | |
9867 | { | |
9868 | Lisp_Object file, specified_file; | |
63448a4d | 9869 | Lisp_Object specified_data; |
333b20bb GM |
9870 | TIFF *tiff; |
9871 | int width, height, x, y; | |
9872 | uint32 *buf; | |
9873 | int rc; | |
9874 | XImage *ximg; | |
9875 | struct gcpro gcpro1; | |
63448a4d | 9876 | tiff_memory_source memsrc; |
333b20bb GM |
9877 | |
9878 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9879 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9880 | file = Qnil; |
9881 | GCPRO1 (file); | |
63448a4d | 9882 | |
c6892044 GM |
9883 | TIFFSetErrorHandler (tiff_error_handler); |
9884 | TIFFSetWarningHandler (tiff_warning_handler); | |
9885 | ||
63448a4d | 9886 | if (NILP (specified_data)) |
5ad6a5fb GM |
9887 | { |
9888 | /* Read from a file */ | |
9889 | file = x_find_image_file (specified_file); | |
9890 | if (!STRINGP (file)) | |
63448a4d | 9891 | { |
45158a91 | 9892 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
9893 | UNGCPRO; |
9894 | return 0; | |
9895 | } | |
63448a4d | 9896 | |
5ad6a5fb GM |
9897 | /* Try to open the image file. */ |
9898 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
9899 | if (tiff == NULL) | |
9900 | { | |
9901 | image_error ("Cannot open `%s'", file, Qnil); | |
9902 | UNGCPRO; | |
9903 | return 0; | |
63448a4d | 9904 | } |
5ad6a5fb | 9905 | } |
63448a4d | 9906 | else |
5ad6a5fb GM |
9907 | { |
9908 | /* Memory source! */ | |
9909 | memsrc.bytes = XSTRING (specified_data)->data; | |
9910 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9911 | memsrc.index = 0; | |
9912 | ||
9913 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
9914 | (TIFFReadWriteProc) tiff_read_from_memory, | |
9915 | (TIFFReadWriteProc) tiff_write_from_memory, | |
9916 | tiff_seek_in_memory, | |
9917 | tiff_close_memory, | |
9918 | tiff_size_of_memory, | |
9919 | tiff_mmap_memory, | |
9920 | tiff_unmap_memory); | |
9921 | ||
9922 | if (!tiff) | |
63448a4d | 9923 | { |
45158a91 | 9924 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9925 | UNGCPRO; |
9926 | return 0; | |
63448a4d | 9927 | } |
5ad6a5fb | 9928 | } |
333b20bb GM |
9929 | |
9930 | /* Get width and height of the image, and allocate a raster buffer | |
9931 | of width x height 32-bit values. */ | |
9932 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
9933 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
9934 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
9935 | ||
9936 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
9937 | TIFFClose (tiff); | |
9938 | if (!rc) | |
9939 | { | |
45158a91 | 9940 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
9941 | xfree (buf); |
9942 | UNGCPRO; | |
9943 | return 0; | |
9944 | } | |
9945 | ||
333b20bb | 9946 | /* Create the X image and pixmap. */ |
45158a91 | 9947 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 9948 | { |
333b20bb GM |
9949 | xfree (buf); |
9950 | UNGCPRO; | |
9951 | return 0; | |
9952 | } | |
9953 | ||
9954 | /* Initialize the color table. */ | |
9955 | init_color_table (); | |
9956 | ||
9957 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
9958 | for (y = 0; y < height; ++y) | |
9959 | { | |
9960 | uint32 *row = buf + y * width; | |
9961 | ||
9962 | for (x = 0; x < width; ++x) | |
9963 | { | |
9964 | uint32 abgr = row[x]; | |
9965 | int r = TIFFGetR (abgr) << 8; | |
9966 | int g = TIFFGetG (abgr) << 8; | |
9967 | int b = TIFFGetB (abgr) << 8; | |
9968 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
9969 | } | |
9970 | } | |
9971 | ||
9972 | /* Remember the colors allocated for the image. Free the color table. */ | |
9973 | img->colors = colors_in_color_table (&img->ncolors); | |
9974 | free_color_table (); | |
f20a3b7a MB |
9975 | |
9976 | img->width = width; | |
9977 | img->height = height; | |
9978 | ||
9979 | /* Maybe fill in the background field while we have ximg handy. */ | |
9980 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
9981 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
9982 | |
9983 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9984 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9985 | x_destroy_x_image (ximg); | |
9986 | xfree (buf); | |
333b20bb GM |
9987 | |
9988 | UNGCPRO; | |
9989 | return 1; | |
9990 | } | |
9991 | ||
9992 | #endif /* HAVE_TIFF != 0 */ | |
9993 | ||
9994 | ||
9995 | \f | |
9996 | /*********************************************************************** | |
9997 | GIF | |
9998 | ***********************************************************************/ | |
9999 | ||
10000 | #if HAVE_GIF | |
10001 | ||
10002 | #include <gif_lib.h> | |
10003 | ||
10004 | static int gif_image_p P_ ((Lisp_Object object)); | |
10005 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
10006 | ||
10007 | /* The symbol `gif' identifying images of this type. */ | |
10008 | ||
10009 | Lisp_Object Qgif; | |
10010 | ||
10011 | /* Indices of image specification fields in gif_format, below. */ | |
10012 | ||
10013 | enum gif_keyword_index | |
10014 | { | |
10015 | GIF_TYPE, | |
63448a4d | 10016 | GIF_DATA, |
333b20bb GM |
10017 | GIF_FILE, |
10018 | GIF_ASCENT, | |
10019 | GIF_MARGIN, | |
10020 | GIF_RELIEF, | |
10021 | GIF_ALGORITHM, | |
10022 | GIF_HEURISTIC_MASK, | |
4a8e312c | 10023 | GIF_MASK, |
333b20bb | 10024 | GIF_IMAGE, |
f20a3b7a | 10025 | GIF_BACKGROUND, |
333b20bb GM |
10026 | GIF_LAST |
10027 | }; | |
10028 | ||
10029 | /* Vector of image_keyword structures describing the format | |
10030 | of valid user-defined image specifications. */ | |
10031 | ||
10032 | static struct image_keyword gif_format[GIF_LAST] = | |
10033 | { | |
10034 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 10035 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 10036 | {":file", IMAGE_STRING_VALUE, 0}, |
7c7ff7f5 | 10037 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 10038 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 10039 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 10040 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
333b20bb | 10041 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 10042 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f2f0a644 | 10043 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
f20a3b7a | 10044 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} |
333b20bb GM |
10045 | }; |
10046 | ||
10047 | /* Structure describing the image type `gif'. */ | |
10048 | ||
10049 | static struct image_type gif_type = | |
10050 | { | |
10051 | &Qgif, | |
10052 | gif_image_p, | |
10053 | gif_load, | |
10054 | x_clear_image, | |
10055 | NULL | |
10056 | }; | |
10057 | ||
e3130015 | 10058 | |
333b20bb GM |
10059 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
10060 | ||
10061 | static int | |
10062 | gif_image_p (object) | |
10063 | Lisp_Object object; | |
10064 | { | |
10065 | struct image_keyword fmt[GIF_LAST]; | |
10066 | bcopy (gif_format, fmt, sizeof fmt); | |
10067 | ||
7c7ff7f5 | 10068 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif)) |
333b20bb | 10069 | return 0; |
5ad6a5fb | 10070 | |
63cec32f GM |
10071 | /* Must specify either the :data or :file keyword. */ |
10072 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
10073 | } |
10074 | ||
e3130015 | 10075 | |
63448a4d WP |
10076 | /* Reading a GIF image from memory |
10077 | Based on the PNG memory stuff to a certain extent. */ | |
10078 | ||
5ad6a5fb GM |
10079 | typedef struct |
10080 | { | |
63448a4d WP |
10081 | unsigned char *bytes; |
10082 | size_t len; | |
10083 | int index; | |
5ad6a5fb GM |
10084 | } |
10085 | gif_memory_source; | |
63448a4d | 10086 | |
e3130015 | 10087 | |
f036834a GM |
10088 | /* Make the current memory source available to gif_read_from_memory. |
10089 | It's done this way because not all versions of libungif support | |
10090 | a UserData field in the GifFileType structure. */ | |
10091 | static gif_memory_source *current_gif_memory_src; | |
10092 | ||
5ad6a5fb GM |
10093 | static int |
10094 | gif_read_from_memory (file, buf, len) | |
10095 | GifFileType *file; | |
10096 | GifByteType *buf; | |
10097 | int len; | |
63448a4d | 10098 | { |
f036834a | 10099 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 10100 | |
5ad6a5fb GM |
10101 | if (len > src->len - src->index) |
10102 | return -1; | |
63448a4d | 10103 | |
5ad6a5fb | 10104 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
10105 | src->index += len; |
10106 | return len; | |
10107 | } | |
333b20bb | 10108 | |
5ad6a5fb | 10109 | |
333b20bb GM |
10110 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
10111 | successful. */ | |
10112 | ||
10113 | static int | |
10114 | gif_load (f, img) | |
10115 | struct frame *f; | |
10116 | struct image *img; | |
10117 | { | |
10118 | Lisp_Object file, specified_file; | |
63448a4d | 10119 | Lisp_Object specified_data; |
333b20bb GM |
10120 | int rc, width, height, x, y, i; |
10121 | XImage *ximg; | |
10122 | ColorMapObject *gif_color_map; | |
10123 | unsigned long pixel_colors[256]; | |
10124 | GifFileType *gif; | |
10125 | struct gcpro gcpro1; | |
10126 | Lisp_Object image; | |
10127 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 10128 | gif_memory_source memsrc; |
9b784e96 | 10129 | unsigned char *raster; |
333b20bb GM |
10130 | |
10131 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 10132 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
10133 | file = Qnil; |
10134 | GCPRO1 (file); | |
63448a4d WP |
10135 | |
10136 | if (NILP (specified_data)) | |
5ad6a5fb GM |
10137 | { |
10138 | file = x_find_image_file (specified_file); | |
10139 | if (!STRINGP (file)) | |
63448a4d | 10140 | { |
45158a91 | 10141 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
10142 | UNGCPRO; |
10143 | return 0; | |
10144 | } | |
333b20bb | 10145 | |
5ad6a5fb GM |
10146 | /* Open the GIF file. */ |
10147 | gif = DGifOpenFileName (XSTRING (file)->data); | |
10148 | if (gif == NULL) | |
10149 | { | |
10150 | image_error ("Cannot open `%s'", file, Qnil); | |
10151 | UNGCPRO; | |
10152 | return 0; | |
63448a4d | 10153 | } |
5ad6a5fb | 10154 | } |
63448a4d | 10155 | else |
5ad6a5fb GM |
10156 | { |
10157 | /* Read from memory! */ | |
f036834a | 10158 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
10159 | memsrc.bytes = XSTRING (specified_data)->data; |
10160 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
10161 | memsrc.index = 0; | |
63448a4d | 10162 | |
5ad6a5fb GM |
10163 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
10164 | if (!gif) | |
10165 | { | |
45158a91 | 10166 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
10167 | UNGCPRO; |
10168 | return 0; | |
63448a4d | 10169 | } |
5ad6a5fb | 10170 | } |
333b20bb GM |
10171 | |
10172 | /* Read entire contents. */ | |
10173 | rc = DGifSlurp (gif); | |
10174 | if (rc == GIF_ERROR) | |
10175 | { | |
45158a91 | 10176 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
10177 | DGifCloseFile (gif); |
10178 | UNGCPRO; | |
10179 | return 0; | |
10180 | } | |
10181 | ||
3ccff1e3 | 10182 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
10183 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
10184 | if (ino >= gif->ImageCount) | |
10185 | { | |
45158a91 GM |
10186 | image_error ("Invalid image number `%s' in image `%s'", |
10187 | image, img->spec); | |
333b20bb GM |
10188 | DGifCloseFile (gif); |
10189 | UNGCPRO; | |
10190 | return 0; | |
10191 | } | |
10192 | ||
c7f07c4c PJ |
10193 | width = img->width = max (gif->SWidth, gif->Image.Left + gif->Image.Width); |
10194 | height = img->height = max (gif->SHeight, gif->Image.Top + gif->Image.Height); | |
333b20bb | 10195 | |
333b20bb | 10196 | /* Create the X image and pixmap. */ |
45158a91 | 10197 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 10198 | { |
333b20bb GM |
10199 | DGifCloseFile (gif); |
10200 | UNGCPRO; | |
10201 | return 0; | |
10202 | } | |
10203 | ||
10204 | /* Allocate colors. */ | |
10205 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
10206 | if (!gif_color_map) | |
10207 | gif_color_map = gif->SColorMap; | |
10208 | init_color_table (); | |
10209 | bzero (pixel_colors, sizeof pixel_colors); | |
10210 | ||
10211 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
10212 | { | |
10213 | int r = gif_color_map->Colors[i].Red << 8; | |
10214 | int g = gif_color_map->Colors[i].Green << 8; | |
10215 | int b = gif_color_map->Colors[i].Blue << 8; | |
10216 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
10217 | } | |
10218 | ||
10219 | img->colors = colors_in_color_table (&img->ncolors); | |
10220 | free_color_table (); | |
10221 | ||
10222 | /* Clear the part of the screen image that are not covered by | |
10223 | the image from the GIF file. Full animated GIF support | |
10224 | requires more than can be done here (see the gif89 spec, | |
10225 | disposal methods). Let's simply assume that the part | |
10226 | not covered by a sub-image is in the frame's background color. */ | |
10227 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
10228 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
10229 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
10230 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
10231 | ||
10232 | for (y = 0; y < image_top; ++y) | |
10233 | for (x = 0; x < width; ++x) | |
10234 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10235 | ||
10236 | for (y = image_top + image_height; y < height; ++y) | |
10237 | for (x = 0; x < width; ++x) | |
10238 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10239 | ||
10240 | for (y = image_top; y < image_top + image_height; ++y) | |
10241 | { | |
10242 | for (x = 0; x < image_left; ++x) | |
10243 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10244 | for (x = image_left + image_width; x < width; ++x) | |
10245 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
10246 | } | |
10247 | ||
9b784e96 GM |
10248 | /* Read the GIF image into the X image. We use a local variable |
10249 | `raster' here because RasterBits below is a char *, and invites | |
10250 | problems with bytes >= 0x80. */ | |
10251 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
10252 | ||
333b20bb GM |
10253 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
10254 | { | |
10255 | static int interlace_start[] = {0, 4, 2, 1}; | |
10256 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9b207e8e | 10257 | int pass; |
06482119 GM |
10258 | int row = interlace_start[0]; |
10259 | ||
10260 | pass = 0; | |
333b20bb | 10261 | |
06482119 | 10262 | for (y = 0; y < image_height; y++) |
333b20bb | 10263 | { |
06482119 GM |
10264 | if (row >= image_height) |
10265 | { | |
10266 | row = interlace_start[++pass]; | |
10267 | while (row >= image_height) | |
10268 | row = interlace_start[++pass]; | |
10269 | } | |
10270 | ||
10271 | for (x = 0; x < image_width; x++) | |
10272 | { | |
9b784e96 | 10273 | int i = raster[(y * image_width) + x]; |
06482119 GM |
10274 | XPutPixel (ximg, x + image_left, row + image_top, |
10275 | pixel_colors[i]); | |
10276 | } | |
10277 | ||
10278 | row += interlace_increment[pass]; | |
333b20bb GM |
10279 | } |
10280 | } | |
10281 | else | |
10282 | { | |
10283 | for (y = 0; y < image_height; ++y) | |
10284 | for (x = 0; x < image_width; ++x) | |
10285 | { | |
9b784e96 | 10286 | int i = raster[y * image_width + x]; |
333b20bb GM |
10287 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
10288 | } | |
10289 | } | |
10290 | ||
10291 | DGifCloseFile (gif); | |
f20a3b7a MB |
10292 | |
10293 | /* Maybe fill in the background field while we have ximg handy. */ | |
10294 | if (NILP (image_spec_value (img->spec, QCbackground, NULL))) | |
10295 | IMAGE_BACKGROUND (img, f, ximg); | |
333b20bb GM |
10296 | |
10297 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
10298 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
10299 | x_destroy_x_image (ximg); | |
333b20bb GM |
10300 | |
10301 | UNGCPRO; | |
10302 | return 1; | |
10303 | } | |
10304 | ||
10305 | #endif /* HAVE_GIF != 0 */ | |
10306 | ||
10307 | ||
10308 | \f | |
10309 | /*********************************************************************** | |
10310 | Ghostscript | |
10311 | ***********************************************************************/ | |
10312 | ||
10313 | static int gs_image_p P_ ((Lisp_Object object)); | |
10314 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
10315 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
10316 | ||
fcf431dc | 10317 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 10318 | |
fcf431dc | 10319 | Lisp_Object Qpostscript; |
333b20bb GM |
10320 | |
10321 | /* Keyword symbols. */ | |
10322 | ||
10323 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
10324 | ||
10325 | /* Indices of image specification fields in gs_format, below. */ | |
10326 | ||
10327 | enum gs_keyword_index | |
10328 | { | |
10329 | GS_TYPE, | |
10330 | GS_PT_WIDTH, | |
10331 | GS_PT_HEIGHT, | |
10332 | GS_FILE, | |
10333 | GS_LOADER, | |
10334 | GS_BOUNDING_BOX, | |
10335 | GS_ASCENT, | |
10336 | GS_MARGIN, | |
10337 | GS_RELIEF, | |
10338 | GS_ALGORITHM, | |
10339 | GS_HEURISTIC_MASK, | |
4a8e312c | 10340 | GS_MASK, |
f20a3b7a | 10341 | GS_BACKGROUND, |
333b20bb GM |
10342 | GS_LAST |
10343 | }; | |
10344 | ||
10345 | /* Vector of image_keyword structures describing the format | |
10346 | of valid user-defined image specifications. */ | |
10347 | ||
10348 | static struct image_keyword gs_format[GS_LAST] = | |
10349 | { | |
10350 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
10351 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10352 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
10353 | {":file", IMAGE_STRING_VALUE, 1}, | |
10354 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
10355 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
7c7ff7f5 | 10356 | {":ascent", IMAGE_ASCENT_VALUE, 0}, |
3ed61e75 | 10357 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR, 0}, |
333b20bb | 10358 | {":relief", IMAGE_INTEGER_VALUE, 0}, |
d2dc8167 | 10359 | {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
4a8e312c | 10360 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
f20a3b7a MB |
10361 | {":mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, |
10362 | {":background", IMAGE_STRING_OR_NIL_VALUE, 0} | |
333b20bb GM |
10363 | }; |
10364 | ||
10365 | /* Structure describing the image type `ghostscript'. */ | |
10366 | ||
10367 | static struct image_type gs_type = | |
10368 | { | |
fcf431dc | 10369 | &Qpostscript, |
333b20bb GM |
10370 | gs_image_p, |
10371 | gs_load, | |
10372 | gs_clear_image, | |
10373 | NULL | |
10374 | }; | |
10375 | ||
10376 | ||
10377 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
10378 | ||
10379 | static void | |
10380 | gs_clear_image (f, img) | |
10381 | struct frame *f; | |
10382 | struct image *img; | |
10383 | { | |
10384 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
10385 | xfree (img->data.ptr_val); | |
10386 | x_clear_image (f, img); | |
10387 | } | |
10388 | ||
10389 | ||
10390 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
10391 | specification. */ | |
10392 | ||
10393 | static int | |
10394 | gs_image_p (object) | |
10395 | Lisp_Object object; | |
10396 | { | |
10397 | struct image_keyword fmt[GS_LAST]; | |
10398 | Lisp_Object tem; | |
10399 | int i; | |
10400 | ||
10401 | bcopy (gs_format, fmt, sizeof fmt); | |
10402 | ||
7c7ff7f5 | 10403 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript)) |
333b20bb GM |
10404 | return 0; |
10405 | ||
10406 | /* Bounding box must be a list or vector containing 4 integers. */ | |
10407 | tem = fmt[GS_BOUNDING_BOX].value; | |
10408 | if (CONSP (tem)) | |
10409 | { | |
10410 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
10411 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
10412 | return 0; | |
10413 | if (!NILP (tem)) | |
10414 | return 0; | |
10415 | } | |
10416 | else if (VECTORP (tem)) | |
10417 | { | |
10418 | if (XVECTOR (tem)->size != 4) | |
10419 | return 0; | |
10420 | for (i = 0; i < 4; ++i) | |
10421 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
10422 | return 0; | |
10423 | } | |
10424 | else | |
10425 | return 0; | |
10426 | ||
10427 | return 1; | |
10428 | } | |
10429 | ||
10430 | ||
10431 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
10432 | if successful. */ | |
10433 | ||
10434 | static int | |
10435 | gs_load (f, img) | |
10436 | struct frame *f; | |
10437 | struct image *img; | |
10438 | { | |
10439 | char buffer[100]; | |
10440 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
10441 | struct gcpro gcpro1, gcpro2; | |
10442 | Lisp_Object frame; | |
10443 | double in_width, in_height; | |
10444 | Lisp_Object pixel_colors = Qnil; | |
10445 | ||
10446 | /* Compute pixel size of pixmap needed from the given size in the | |
10447 | image specification. Sizes in the specification are in pt. 1 pt | |
10448 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
10449 | info. */ | |
10450 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
10451 | in_width = XFASTINT (pt_width) / 72.0; | |
10452 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
10453 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
10454 | in_height = XFASTINT (pt_height) / 72.0; | |
10455 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
10456 | ||
10457 | /* Create the pixmap. */ | |
dd00328a | 10458 | xassert (img->pixmap == None); |
333b20bb GM |
10459 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
10460 | img->width, img->height, | |
10461 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
333b20bb GM |
10462 | |
10463 | if (!img->pixmap) | |
10464 | { | |
45158a91 | 10465 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
10466 | return 0; |
10467 | } | |
10468 | ||
10469 | /* Call the loader to fill the pixmap. It returns a process object | |
10470 | if successful. We do not record_unwind_protect here because | |
10471 | other places in redisplay like calling window scroll functions | |
10472 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
10473 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
10474 | ||
10475 | sprintf (buffer, "%lu %lu", | |
10476 | (unsigned long) FRAME_X_WINDOW (f), | |
10477 | (unsigned long) img->pixmap); | |
10478 | window_and_pixmap_id = build_string (buffer); | |
10479 | ||
10480 | sprintf (buffer, "%lu %lu", | |
10481 | FRAME_FOREGROUND_PIXEL (f), | |
10482 | FRAME_BACKGROUND_PIXEL (f)); | |
10483 | pixel_colors = build_string (buffer); | |
10484 | ||
10485 | XSETFRAME (frame, f); | |
10486 | loader = image_spec_value (img->spec, QCloader, NULL); | |
10487 | if (NILP (loader)) | |
10488 | loader = intern ("gs-load-image"); | |
10489 | ||
10490 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
10491 | make_number (img->width), | |
10492 | make_number (img->height), | |
10493 | window_and_pixmap_id, | |
10494 | pixel_colors); | |
10495 | UNGCPRO; | |
10496 | return PROCESSP (img->data.lisp_val); | |
10497 | } | |
10498 | ||
10499 | ||
10500 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
10501 | frame F. Called from XTread_socket when receiving an event | |
10502 | telling Emacs that Ghostscript has finished drawing. */ | |
10503 | ||
10504 | void | |
10505 | x_kill_gs_process (pixmap, f) | |
10506 | Pixmap pixmap; | |
10507 | struct frame *f; | |
10508 | { | |
10509 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
10510 | int class, i; | |
10511 | struct image *img; | |
10512 | ||
10513 | /* Find the image containing PIXMAP. */ | |
10514 | for (i = 0; i < c->used; ++i) | |
10515 | if (c->images[i]->pixmap == pixmap) | |
10516 | break; | |
10517 | ||
daba7643 GM |
10518 | /* Should someone in between have cleared the image cache, for |
10519 | instance, give up. */ | |
10520 | if (i == c->used) | |
10521 | return; | |
10522 | ||
333b20bb GM |
10523 | /* Kill the GS process. We should have found PIXMAP in the image |
10524 | cache and its image should contain a process object. */ | |
333b20bb GM |
10525 | img = c->images[i]; |
10526 | xassert (PROCESSP (img->data.lisp_val)); | |
10527 | Fkill_process (img->data.lisp_val, Qnil); | |
10528 | img->data.lisp_val = Qnil; | |
10529 | ||
10530 | /* On displays with a mutable colormap, figure out the colors | |
10531 | allocated for the image by looking at the pixels of an XImage for | |
10532 | img->pixmap. */ | |
383d6ffc | 10533 | class = FRAME_X_VISUAL (f)->class; |
333b20bb GM |
10534 | if (class != StaticColor && class != StaticGray && class != TrueColor) |
10535 | { | |
10536 | XImage *ximg; | |
10537 | ||
10538 | BLOCK_INPUT; | |
10539 | ||
10540 | /* Try to get an XImage for img->pixmep. */ | |
10541 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
10542 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
10543 | if (ximg) | |
10544 | { | |
10545 | int x, y; | |
10546 | ||
10547 | /* Initialize the color table. */ | |
10548 | init_color_table (); | |
10549 | ||
10550 | /* For each pixel of the image, look its color up in the | |
10551 | color table. After having done so, the color table will | |
10552 | contain an entry for each color used by the image. */ | |
10553 | for (y = 0; y < img->height; ++y) | |
10554 | for (x = 0; x < img->width; ++x) | |
10555 | { | |
10556 | unsigned long pixel = XGetPixel (ximg, x, y); | |
10557 | lookup_pixel_color (f, pixel); | |
10558 | } | |
10559 | ||
10560 | /* Record colors in the image. Free color table and XImage. */ | |
10561 | img->colors = colors_in_color_table (&img->ncolors); | |
10562 | free_color_table (); | |
10563 | XDestroyImage (ximg); | |
10564 | ||
10565 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
10566 | here, we get a BadAccess later in x_clear_image when | |
10567 | freeing the colors. */ | |
10568 | /* We have allocated colors once, but Ghostscript has also | |
10569 | allocated colors on behalf of us. So, to get the | |
10570 | reference counts right, free them once. */ | |
10571 | if (img->ncolors) | |
462d5d40 | 10572 | x_free_colors (f, img->colors, img->ncolors); |
333b20bb GM |
10573 | #endif |
10574 | } | |
10575 | else | |
10576 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 10577 | img->spec, Qnil); |
333b20bb GM |
10578 | |
10579 | UNBLOCK_INPUT; | |
10580 | } | |
ad18ffb1 GM |
10581 | |
10582 | /* Now that we have the pixmap, compute mask and transform the | |
10583 | image if requested. */ | |
10584 | BLOCK_INPUT; | |
10585 | postprocess_image (f, img); | |
10586 | UNBLOCK_INPUT; | |
333b20bb GM |
10587 | } |
10588 | ||
10589 | ||
10590 | \f | |
10591 | /*********************************************************************** | |
10592 | Window properties | |
10593 | ***********************************************************************/ | |
10594 | ||
10595 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
10596 | Sx_change_window_property, 2, 3, 0, | |
7ee72033 | 10597 | doc: /* Change window property PROP to VALUE on the X window of FRAME. |
c061c855 | 10598 | PROP and VALUE must be strings. FRAME nil or omitted means use the |
7ee72033 MB |
10599 | selected frame. Value is VALUE. */) |
10600 | (prop, value, frame) | |
333b20bb GM |
10601 | Lisp_Object frame, prop, value; |
10602 | { | |
10603 | struct frame *f = check_x_frame (frame); | |
10604 | Atom prop_atom; | |
10605 | ||
b7826503 PJ |
10606 | CHECK_STRING (prop); |
10607 | CHECK_STRING (value); | |
333b20bb GM |
10608 | |
10609 | BLOCK_INPUT; | |
10610 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10611 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10612 | prop_atom, XA_STRING, 8, PropModeReplace, | |
10613 | XSTRING (value)->data, XSTRING (value)->size); | |
10614 | ||
10615 | /* Make sure the property is set when we return. */ | |
10616 | XFlush (FRAME_X_DISPLAY (f)); | |
10617 | UNBLOCK_INPUT; | |
10618 | ||
10619 | return value; | |
10620 | } | |
10621 | ||
10622 | ||
10623 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
10624 | Sx_delete_window_property, 1, 2, 0, | |
7ee72033 MB |
10625 | doc: /* Remove window property PROP from X window of FRAME. |
10626 | FRAME nil or omitted means use the selected frame. Value is PROP. */) | |
10627 | (prop, frame) | |
333b20bb GM |
10628 | Lisp_Object prop, frame; |
10629 | { | |
10630 | struct frame *f = check_x_frame (frame); | |
10631 | Atom prop_atom; | |
10632 | ||
b7826503 | 10633 | CHECK_STRING (prop); |
333b20bb GM |
10634 | BLOCK_INPUT; |
10635 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10636 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
10637 | ||
10638 | /* Make sure the property is removed when we return. */ | |
10639 | XFlush (FRAME_X_DISPLAY (f)); | |
10640 | UNBLOCK_INPUT; | |
10641 | ||
10642 | return prop; | |
10643 | } | |
10644 | ||
10645 | ||
10646 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
10647 | 1, 2, 0, | |
7ee72033 | 10648 | doc: /* Value is the value of window property PROP on FRAME. |
c061c855 GM |
10649 | If FRAME is nil or omitted, use the selected frame. Value is nil |
10650 | if FRAME hasn't a property with name PROP or if PROP has no string | |
7ee72033 MB |
10651 | value. */) |
10652 | (prop, frame) | |
333b20bb GM |
10653 | Lisp_Object prop, frame; |
10654 | { | |
10655 | struct frame *f = check_x_frame (frame); | |
10656 | Atom prop_atom; | |
10657 | int rc; | |
10658 | Lisp_Object prop_value = Qnil; | |
10659 | char *tmp_data = NULL; | |
10660 | Atom actual_type; | |
10661 | int actual_format; | |
10662 | unsigned long actual_size, bytes_remaining; | |
10663 | ||
b7826503 | 10664 | CHECK_STRING (prop); |
333b20bb GM |
10665 | BLOCK_INPUT; |
10666 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10667 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10668 | prop_atom, 0, 0, False, XA_STRING, | |
10669 | &actual_type, &actual_format, &actual_size, | |
10670 | &bytes_remaining, (unsigned char **) &tmp_data); | |
10671 | if (rc == Success) | |
10672 | { | |
10673 | int size = bytes_remaining; | |
10674 | ||
10675 | XFree (tmp_data); | |
10676 | tmp_data = NULL; | |
10677 | ||
10678 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10679 | prop_atom, 0, bytes_remaining, | |
10680 | False, XA_STRING, | |
10681 | &actual_type, &actual_format, | |
10682 | &actual_size, &bytes_remaining, | |
10683 | (unsigned char **) &tmp_data); | |
4c8c7926 | 10684 | if (rc == Success && tmp_data) |
333b20bb GM |
10685 | prop_value = make_string (tmp_data, size); |
10686 | ||
10687 | XFree (tmp_data); | |
10688 | } | |
10689 | ||
10690 | UNBLOCK_INPUT; | |
10691 | return prop_value; | |
10692 | } | |
10693 | ||
10694 | ||
10695 | \f | |
10696 | /*********************************************************************** | |
10697 | Busy cursor | |
10698 | ***********************************************************************/ | |
10699 | ||
4ae9a85e | 10700 | /* If non-null, an asynchronous timer that, when it expires, displays |
0af913d7 | 10701 | an hourglass cursor on all frames. */ |
333b20bb | 10702 | |
0af913d7 | 10703 | static struct atimer *hourglass_atimer; |
333b20bb | 10704 | |
0af913d7 | 10705 | /* Non-zero means an hourglass cursor is currently shown. */ |
333b20bb | 10706 | |
0af913d7 | 10707 | static int hourglass_shown_p; |
333b20bb | 10708 | |
0af913d7 | 10709 | /* Number of seconds to wait before displaying an hourglass cursor. */ |
333b20bb | 10710 | |
0af913d7 | 10711 | static Lisp_Object Vhourglass_delay; |
333b20bb | 10712 | |
0af913d7 | 10713 | /* Default number of seconds to wait before displaying an hourglass |
4ae9a85e GM |
10714 | cursor. */ |
10715 | ||
0af913d7 | 10716 | #define DEFAULT_HOURGLASS_DELAY 1 |
4ae9a85e GM |
10717 | |
10718 | /* Function prototypes. */ | |
10719 | ||
0af913d7 GM |
10720 | static void show_hourglass P_ ((struct atimer *)); |
10721 | static void hide_hourglass P_ ((void)); | |
4ae9a85e GM |
10722 | |
10723 | ||
0af913d7 | 10724 | /* Cancel a currently active hourglass timer, and start a new one. */ |
4ae9a85e GM |
10725 | |
10726 | void | |
0af913d7 | 10727 | start_hourglass () |
333b20bb | 10728 | { |
4ae9a85e | 10729 | EMACS_TIME delay; |
3caa99d3 | 10730 | int secs, usecs = 0; |
4ae9a85e | 10731 | |
0af913d7 | 10732 | cancel_hourglass (); |
4ae9a85e | 10733 | |
0af913d7 GM |
10734 | if (INTEGERP (Vhourglass_delay) |
10735 | && XINT (Vhourglass_delay) > 0) | |
10736 | secs = XFASTINT (Vhourglass_delay); | |
10737 | else if (FLOATP (Vhourglass_delay) | |
10738 | && XFLOAT_DATA (Vhourglass_delay) > 0) | |
3caa99d3 GM |
10739 | { |
10740 | Lisp_Object tem; | |
0af913d7 | 10741 | tem = Ftruncate (Vhourglass_delay, Qnil); |
3caa99d3 | 10742 | secs = XFASTINT (tem); |
0af913d7 | 10743 | usecs = (XFLOAT_DATA (Vhourglass_delay) - secs) * 1000000; |
3caa99d3 | 10744 | } |
4ae9a85e | 10745 | else |
0af913d7 | 10746 | secs = DEFAULT_HOURGLASS_DELAY; |
4ae9a85e | 10747 | |
3caa99d3 | 10748 | EMACS_SET_SECS_USECS (delay, secs, usecs); |
0af913d7 GM |
10749 | hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay, |
10750 | show_hourglass, NULL); | |
4ae9a85e GM |
10751 | } |
10752 | ||
10753 | ||
0af913d7 | 10754 | /* Cancel the hourglass cursor timer if active, hide a busy cursor if |
4ae9a85e GM |
10755 | shown. */ |
10756 | ||
10757 | void | |
0af913d7 | 10758 | cancel_hourglass () |
4ae9a85e | 10759 | { |
0af913d7 | 10760 | if (hourglass_atimer) |
99f01f62 | 10761 | { |
0af913d7 GM |
10762 | cancel_atimer (hourglass_atimer); |
10763 | hourglass_atimer = NULL; | |
99f01f62 GM |
10764 | } |
10765 | ||
0af913d7 GM |
10766 | if (hourglass_shown_p) |
10767 | hide_hourglass (); | |
4ae9a85e GM |
10768 | } |
10769 | ||
10770 | ||
0af913d7 GM |
10771 | /* Timer function of hourglass_atimer. TIMER is equal to |
10772 | hourglass_atimer. | |
4ae9a85e | 10773 | |
0af913d7 GM |
10774 | Display an hourglass pointer on all frames by mapping the frames' |
10775 | hourglass_window. Set the hourglass_p flag in the frames' | |
10776 | output_data.x structure to indicate that an hourglass cursor is | |
10777 | shown on the frames. */ | |
4ae9a85e GM |
10778 | |
10779 | static void | |
0af913d7 | 10780 | show_hourglass (timer) |
4ae9a85e GM |
10781 | struct atimer *timer; |
10782 | { | |
10783 | /* The timer implementation will cancel this timer automatically | |
0af913d7 | 10784 | after this function has run. Set hourglass_atimer to null |
4ae9a85e | 10785 | so that we know the timer doesn't have to be canceled. */ |
0af913d7 | 10786 | hourglass_atimer = NULL; |
4ae9a85e | 10787 | |
0af913d7 | 10788 | if (!hourglass_shown_p) |
333b20bb GM |
10789 | { |
10790 | Lisp_Object rest, frame; | |
4ae9a85e GM |
10791 | |
10792 | BLOCK_INPUT; | |
10793 | ||
333b20bb | 10794 | FOR_EACH_FRAME (rest, frame) |
5f7a1890 GM |
10795 | { |
10796 | struct frame *f = XFRAME (frame); | |
10797 | ||
10798 | if (FRAME_LIVE_P (f) && FRAME_X_P (f) && FRAME_X_DISPLAY (f)) | |
10799 | { | |
10800 | Display *dpy = FRAME_X_DISPLAY (f); | |
10801 | ||
10802 | #ifdef USE_X_TOOLKIT | |
10803 | if (f->output_data.x->widget) | |
10804 | #else | |
10805 | if (FRAME_OUTER_WINDOW (f)) | |
10806 | #endif | |
10807 | { | |
0af913d7 | 10808 | f->output_data.x->hourglass_p = 1; |
4ae9a85e | 10809 | |
0af913d7 | 10810 | if (!f->output_data.x->hourglass_window) |
5f7a1890 GM |
10811 | { |
10812 | unsigned long mask = CWCursor; | |
10813 | XSetWindowAttributes attrs; | |
4ae9a85e | 10814 | |
0af913d7 | 10815 | attrs.cursor = f->output_data.x->hourglass_cursor; |
4ae9a85e | 10816 | |
0af913d7 | 10817 | f->output_data.x->hourglass_window |
5f7a1890 GM |
10818 | = XCreateWindow (dpy, FRAME_OUTER_WINDOW (f), |
10819 | 0, 0, 32000, 32000, 0, 0, | |
10820 | InputOnly, | |
10821 | CopyFromParent, | |
10822 | mask, &attrs); | |
10823 | } | |
4ae9a85e | 10824 | |
0af913d7 | 10825 | XMapRaised (dpy, f->output_data.x->hourglass_window); |
5f7a1890 GM |
10826 | XFlush (dpy); |
10827 | } | |
10828 | } | |
10829 | } | |
333b20bb | 10830 | |
0af913d7 | 10831 | hourglass_shown_p = 1; |
4ae9a85e GM |
10832 | UNBLOCK_INPUT; |
10833 | } | |
333b20bb GM |
10834 | } |
10835 | ||
10836 | ||
0af913d7 GM |
10837 | /* Hide the hourglass pointer on all frames, if it is currently |
10838 | shown. */ | |
333b20bb | 10839 | |
4ae9a85e | 10840 | static void |
0af913d7 | 10841 | hide_hourglass () |
4ae9a85e | 10842 | { |
0af913d7 | 10843 | if (hourglass_shown_p) |
333b20bb | 10844 | { |
4ae9a85e GM |
10845 | Lisp_Object rest, frame; |
10846 | ||
10847 | BLOCK_INPUT; | |
10848 | FOR_EACH_FRAME (rest, frame) | |
333b20bb | 10849 | { |
4ae9a85e GM |
10850 | struct frame *f = XFRAME (frame); |
10851 | ||
10852 | if (FRAME_X_P (f) | |
10853 | /* Watch out for newly created frames. */ | |
0af913d7 | 10854 | && f->output_data.x->hourglass_window) |
4ae9a85e | 10855 | { |
0af913d7 GM |
10856 | XUnmapWindow (FRAME_X_DISPLAY (f), |
10857 | f->output_data.x->hourglass_window); | |
10858 | /* Sync here because XTread_socket looks at the | |
10859 | hourglass_p flag that is reset to zero below. */ | |
4ae9a85e | 10860 | XSync (FRAME_X_DISPLAY (f), False); |
0af913d7 | 10861 | f->output_data.x->hourglass_p = 0; |
4ae9a85e | 10862 | } |
333b20bb | 10863 | } |
333b20bb | 10864 | |
0af913d7 | 10865 | hourglass_shown_p = 0; |
4ae9a85e GM |
10866 | UNBLOCK_INPUT; |
10867 | } | |
333b20bb GM |
10868 | } |
10869 | ||
10870 | ||
10871 | \f | |
10872 | /*********************************************************************** | |
10873 | Tool tips | |
10874 | ***********************************************************************/ | |
10875 | ||
10876 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
275841bf | 10877 | Lisp_Object, Lisp_Object)); |
06d62053 | 10878 | static void compute_tip_xy P_ ((struct frame *, Lisp_Object, Lisp_Object, |
ab452f99 | 10879 | Lisp_Object, int, int, int *, int *)); |
333b20bb | 10880 | |
44b5a125 | 10881 | /* The frame of a currently visible tooltip. */ |
333b20bb | 10882 | |
44b5a125 | 10883 | Lisp_Object tip_frame; |
333b20bb GM |
10884 | |
10885 | /* If non-nil, a timer started that hides the last tooltip when it | |
10886 | fires. */ | |
10887 | ||
10888 | Lisp_Object tip_timer; | |
10889 | Window tip_window; | |
10890 | ||
06d62053 GM |
10891 | /* If non-nil, a vector of 3 elements containing the last args |
10892 | with which x-show-tip was called. See there. */ | |
10893 | ||
10894 | Lisp_Object last_show_tip_args; | |
10895 | ||
d63931a2 GM |
10896 | /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */ |
10897 | ||
10898 | Lisp_Object Vx_max_tooltip_size; | |
10899 | ||
eaf1eea9 GM |
10900 | |
10901 | static Lisp_Object | |
10902 | unwind_create_tip_frame (frame) | |
10903 | Lisp_Object frame; | |
10904 | { | |
c844a81a GM |
10905 | Lisp_Object deleted; |
10906 | ||
10907 | deleted = unwind_create_frame (frame); | |
10908 | if (EQ (deleted, Qt)) | |
10909 | { | |
10910 | tip_window = None; | |
10911 | tip_frame = Qnil; | |
10912 | } | |
10913 | ||
10914 | return deleted; | |
eaf1eea9 GM |
10915 | } |
10916 | ||
10917 | ||
333b20bb | 10918 | /* Create a frame for a tooltip on the display described by DPYINFO. |
275841bf GM |
10919 | PARMS is a list of frame parameters. TEXT is the string to |
10920 | display in the tip frame. Value is the frame. | |
eaf1eea9 GM |
10921 | |
10922 | Note that functions called here, esp. x_default_parameter can | |
10923 | signal errors, for instance when a specified color name is | |
10924 | undefined. We have to make sure that we're in a consistent state | |
10925 | when this happens. */ | |
333b20bb GM |
10926 | |
10927 | static Lisp_Object | |
275841bf | 10928 | x_create_tip_frame (dpyinfo, parms, text) |
333b20bb | 10929 | struct x_display_info *dpyinfo; |
275841bf | 10930 | Lisp_Object parms, text; |
333b20bb GM |
10931 | { |
10932 | struct frame *f; | |
10933 | Lisp_Object frame, tem; | |
10934 | Lisp_Object name; | |
333b20bb GM |
10935 | long window_prompting = 0; |
10936 | int width, height; | |
eaf1eea9 | 10937 | int count = BINDING_STACK_SIZE (); |
b6d7acec | 10938 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb | 10939 | struct kboard *kb; |
06d62053 | 10940 | int face_change_count_before = face_change_count; |
275841bf GM |
10941 | Lisp_Object buffer; |
10942 | struct buffer *old_buffer; | |
333b20bb GM |
10943 | |
10944 | check_x (); | |
10945 | ||
10946 | /* Use this general default value to start with until we know if | |
10947 | this frame has a specified name. */ | |
10948 | Vx_resource_name = Vinvocation_name; | |
10949 | ||
10950 | #ifdef MULTI_KBOARD | |
10951 | kb = dpyinfo->kboard; | |
10952 | #else | |
10953 | kb = &the_only_kboard; | |
10954 | #endif | |
10955 | ||
10956 | /* Get the name of the frame to use for resource lookup. */ | |
10957 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
10958 | if (!STRINGP (name) | |
10959 | && !EQ (name, Qunbound) | |
10960 | && !NILP (name)) | |
10961 | error ("Invalid frame name--not a string or nil"); | |
10962 | Vx_resource_name = name; | |
10963 | ||
10964 | frame = Qnil; | |
10965 | GCPRO3 (parms, name, frame); | |
44b5a125 | 10966 | f = make_frame (1); |
333b20bb | 10967 | XSETFRAME (frame, f); |
275841bf GM |
10968 | |
10969 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10970 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10971 | old_buffer = current_buffer; | |
10972 | set_buffer_internal_1 (XBUFFER (buffer)); | |
d63931a2 | 10973 | current_buffer->truncate_lines = Qnil; |
275841bf GM |
10974 | Ferase_buffer (); |
10975 | Finsert (1, &text); | |
10976 | set_buffer_internal_1 (old_buffer); | |
10977 | ||
333b20bb | 10978 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
8a1a7743 | 10979 | record_unwind_protect (unwind_create_tip_frame, frame); |
333b20bb | 10980 | |
eaf1eea9 GM |
10981 | /* By setting the output method, we're essentially saying that |
10982 | the frame is live, as per FRAME_LIVE_P. If we get a signal | |
10983 | from this point on, x_destroy_window might screw up reference | |
10984 | counts etc. */ | |
333b20bb GM |
10985 | f->output_method = output_x_window; |
10986 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
10987 | bzero (f->output_data.x, sizeof (struct x_output)); | |
10988 | f->output_data.x->icon_bitmap = -1; | |
10989 | f->output_data.x->fontset = -1; | |
61d461a8 GM |
10990 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
10991 | f->output_data.x->scroll_bar_background_pixel = -1; | |
f15340b7 MB |
10992 | #ifdef USE_TOOLKIT_SCROLL_BARS |
10993 | f->output_data.x->scroll_bar_top_shadow_pixel = -1; | |
10994 | f->output_data.x->scroll_bar_bottom_shadow_pixel = -1; | |
10995 | #endif /* USE_TOOLKIT_SCROLL_BARS */ | |
333b20bb GM |
10996 | f->icon_name = Qnil; |
10997 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
f1d2ce7f | 10998 | #if GLYPH_DEBUG |
eaf1eea9 GM |
10999 | image_cache_refcount = FRAME_X_IMAGE_CACHE (f)->refcount; |
11000 | dpyinfo_refcount = dpyinfo->reference_count; | |
11001 | #endif /* GLYPH_DEBUG */ | |
333b20bb GM |
11002 | #ifdef MULTI_KBOARD |
11003 | FRAME_KBOARD (f) = kb; | |
11004 | #endif | |
11005 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
11006 | f->output_data.x->explicit_parent = 0; | |
11007 | ||
61d461a8 GM |
11008 | /* These colors will be set anyway later, but it's important |
11009 | to get the color reference counts right, so initialize them! */ | |
11010 | { | |
11011 | Lisp_Object black; | |
11012 | struct gcpro gcpro1; | |
11013 | ||
11014 | black = build_string ("black"); | |
11015 | GCPRO1 (black); | |
11016 | f->output_data.x->foreground_pixel | |
11017 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11018 | f->output_data.x->background_pixel | |
11019 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11020 | f->output_data.x->cursor_pixel | |
11021 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11022 | f->output_data.x->cursor_foreground_pixel | |
11023 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11024 | f->output_data.x->border_pixel | |
11025 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11026 | f->output_data.x->mouse_pixel | |
11027 | = x_decode_color (f, black, BLACK_PIX_DEFAULT (f)); | |
11028 | UNGCPRO; | |
11029 | } | |
11030 | ||
333b20bb GM |
11031 | /* Set the name; the functions to which we pass f expect the name to |
11032 | be set. */ | |
11033 | if (EQ (name, Qunbound) || NILP (name)) | |
11034 | { | |
11035 | f->name = build_string (dpyinfo->x_id_name); | |
11036 | f->explicit_name = 0; | |
11037 | } | |
11038 | else | |
11039 | { | |
11040 | f->name = name; | |
11041 | f->explicit_name = 1; | |
11042 | /* use the frame's title when getting resources for this frame. */ | |
11043 | specbind (Qx_resource_name, name); | |
11044 | } | |
11045 | ||
eaf1eea9 GM |
11046 | /* Extract the window parameters from the supplied values that are |
11047 | needed to determine window geometry. */ | |
333b20bb GM |
11048 | { |
11049 | Lisp_Object font; | |
11050 | ||
11051 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
11052 | ||
11053 | BLOCK_INPUT; | |
11054 | /* First, try whatever font the caller has specified. */ | |
11055 | if (STRINGP (font)) | |
11056 | { | |
11057 | tem = Fquery_fontset (font, Qnil); | |
11058 | if (STRINGP (tem)) | |
11059 | font = x_new_fontset (f, XSTRING (tem)->data); | |
11060 | else | |
11061 | font = x_new_font (f, XSTRING (font)->data); | |
11062 | } | |
11063 | ||
11064 | /* Try out a font which we hope has bold and italic variations. */ | |
11065 | if (!STRINGP (font)) | |
11066 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
11067 | if (!STRINGP (font)) | |
11068 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
11069 | if (! STRINGP (font)) | |
11070 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
11071 | if (! STRINGP (font)) | |
11072 | /* This was formerly the first thing tried, but it finds too many fonts | |
11073 | and takes too long. */ | |
11074 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
11075 | /* If those didn't work, look for something which will at least work. */ | |
11076 | if (! STRINGP (font)) | |
11077 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
11078 | UNBLOCK_INPUT; | |
11079 | if (! STRINGP (font)) | |
11080 | font = build_string ("fixed"); | |
11081 | ||
11082 | x_default_parameter (f, parms, Qfont, font, | |
11083 | "font", "Font", RES_TYPE_STRING); | |
11084 | } | |
11085 | ||
11086 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
11087 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
11088 | ||
11089 | /* This defaults to 2 in order to match xterm. We recognize either | |
11090 | internalBorderWidth or internalBorder (which is what xterm calls | |
11091 | it). */ | |
11092 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
11093 | { | |
11094 | Lisp_Object value; | |
11095 | ||
11096 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
11097 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
11098 | if (! EQ (value, Qunbound)) | |
11099 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
11100 | parms); | |
11101 | } | |
11102 | ||
11103 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
11104 | "internalBorderWidth", "internalBorderWidth", | |
11105 | RES_TYPE_NUMBER); | |
11106 | ||
11107 | /* Also do the stuff which must be set before the window exists. */ | |
11108 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
11109 | "foreground", "Foreground", RES_TYPE_STRING); | |
11110 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
11111 | "background", "Background", RES_TYPE_STRING); | |
11112 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
11113 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
11114 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
11115 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
11116 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
11117 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
11118 | ||
11119 | /* Init faces before x_default_parameter is called for scroll-bar | |
11120 | parameters because that function calls x_set_scroll_bar_width, | |
11121 | which calls change_frame_size, which calls Fset_window_buffer, | |
11122 | which runs hooks, which call Fvertical_motion. At the end, we | |
11123 | end up in init_iterator with a null face cache, which should not | |
11124 | happen. */ | |
11125 | init_frame_faces (f); | |
11126 | ||
11127 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
11128 | window_prompting = x_figure_window_size (f, parms); | |
11129 | ||
11130 | if (window_prompting & XNegative) | |
11131 | { | |
11132 | if (window_prompting & YNegative) | |
11133 | f->output_data.x->win_gravity = SouthEastGravity; | |
11134 | else | |
11135 | f->output_data.x->win_gravity = NorthEastGravity; | |
11136 | } | |
11137 | else | |
11138 | { | |
11139 | if (window_prompting & YNegative) | |
11140 | f->output_data.x->win_gravity = SouthWestGravity; | |
11141 | else | |
11142 | f->output_data.x->win_gravity = NorthWestGravity; | |
11143 | } | |
11144 | ||
11145 | f->output_data.x->size_hint_flags = window_prompting; | |
11146 | { | |
11147 | XSetWindowAttributes attrs; | |
11148 | unsigned long mask; | |
11149 | ||
11150 | BLOCK_INPUT; | |
c51d2b5e GM |
11151 | mask = CWBackPixel | CWOverrideRedirect | CWEventMask; |
11152 | if (DoesSaveUnders (dpyinfo->screen)) | |
11153 | mask |= CWSaveUnder; | |
11154 | ||
9b2956e2 GM |
11155 | /* Window managers look at the override-redirect flag to determine |
11156 | whether or net to give windows a decoration (Xlib spec, chapter | |
333b20bb GM |
11157 | 3.2.8). */ |
11158 | attrs.override_redirect = True; | |
11159 | attrs.save_under = True; | |
11160 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
11161 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
11162 | attrs.event_mask = StructureNotifyMask; | |
11163 | tip_window | |
11164 | = FRAME_X_WINDOW (f) | |
11165 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
11166 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
11167 | /* x, y, width, height */ | |
11168 | 0, 0, 1, 1, | |
11169 | /* Border. */ | |
11170 | 1, | |
11171 | CopyFromParent, InputOutput, CopyFromParent, | |
11172 | mask, &attrs); | |
11173 | UNBLOCK_INPUT; | |
11174 | } | |
11175 | ||
11176 | x_make_gc (f); | |
11177 | ||
333b20bb GM |
11178 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
11179 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
11180 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
11181 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
11182 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
11183 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
11184 | ||
11185 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
11186 | Change will not be effected unless different from the current | |
11187 | f->height. */ | |
11188 | width = f->width; | |
11189 | height = f->height; | |
11190 | f->height = 0; | |
11191 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 11192 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb | 11193 | |
035d5114 | 11194 | /* Set up faces after all frame parameters are known. This call |
6801a572 GM |
11195 | also merges in face attributes specified for new frames. |
11196 | ||
11197 | Frame parameters may be changed if .Xdefaults contains | |
11198 | specifications for the default font. For example, if there is an | |
11199 | `Emacs.default.attributeBackground: pink', the `background-color' | |
11200 | attribute of the frame get's set, which let's the internal border | |
11201 | of the tooltip frame appear in pink. Prevent this. */ | |
11202 | { | |
11203 | Lisp_Object bg = Fframe_parameter (frame, Qbackground_color); | |
11204 | ||
11205 | /* Set tip_frame here, so that */ | |
11206 | tip_frame = frame; | |
11207 | call1 (Qface_set_after_frame_default, frame); | |
11208 | ||
11209 | if (!EQ (bg, Fframe_parameter (frame, Qbackground_color))) | |
11210 | Fmodify_frame_parameters (frame, Fcons (Fcons (Qbackground_color, bg), | |
11211 | Qnil)); | |
11212 | } | |
035d5114 | 11213 | |
333b20bb GM |
11214 | f->no_split = 1; |
11215 | ||
11216 | UNGCPRO; | |
11217 | ||
11218 | /* It is now ok to make the frame official even if we get an error | |
11219 | below. And the frame needs to be on Vframe_list or making it | |
11220 | visible won't work. */ | |
11221 | Vframe_list = Fcons (frame, Vframe_list); | |
11222 | ||
11223 | /* Now that the frame is official, it counts as a reference to | |
11224 | its display. */ | |
11225 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
11226 | ||
06d62053 GM |
11227 | /* Setting attributes of faces of the tooltip frame from resources |
11228 | and similar will increment face_change_count, which leads to the | |
11229 | clearing of all current matrices. Since this isn't necessary | |
11230 | here, avoid it by resetting face_change_count to the value it | |
11231 | had before we created the tip frame. */ | |
11232 | face_change_count = face_change_count_before; | |
11233 | ||
eaf1eea9 | 11234 | /* Discard the unwind_protect. */ |
333b20bb GM |
11235 | return unbind_to (count, frame); |
11236 | } | |
11237 | ||
11238 | ||
06d62053 GM |
11239 | /* Compute where to display tip frame F. PARMS is the list of frame |
11240 | parameters for F. DX and DY are specified offsets from the current | |
ab452f99 GM |
11241 | location of the mouse. WIDTH and HEIGHT are the width and height |
11242 | of the tooltip. Return coordinates relative to the root window of | |
11243 | the display in *ROOT_X, and *ROOT_Y. */ | |
06d62053 GM |
11244 | |
11245 | static void | |
ab452f99 | 11246 | compute_tip_xy (f, parms, dx, dy, width, height, root_x, root_y) |
06d62053 GM |
11247 | struct frame *f; |
11248 | Lisp_Object parms, dx, dy; | |
ab452f99 | 11249 | int width, height; |
06d62053 GM |
11250 | int *root_x, *root_y; |
11251 | { | |
11252 | Lisp_Object left, top; | |
11253 | int win_x, win_y; | |
11254 | Window root, child; | |
11255 | unsigned pmask; | |
11256 | ||
11257 | /* User-specified position? */ | |
11258 | left = Fcdr (Fassq (Qleft, parms)); | |
11259 | top = Fcdr (Fassq (Qtop, parms)); | |
11260 | ||
11261 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11262 | show it. */ | |
570d22b0 | 11263 | if (!INTEGERP (left) || !INTEGERP (top)) |
ab452f99 GM |
11264 | { |
11265 | BLOCK_INPUT; | |
11266 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
11267 | &root, &child, root_x, root_y, &win_x, &win_y, &pmask); | |
11268 | UNBLOCK_INPUT; | |
11269 | } | |
06d62053 | 11270 | |
06d62053 GM |
11271 | if (INTEGERP (top)) |
11272 | *root_y = XINT (top); | |
ab452f99 GM |
11273 | else if (*root_y + XINT (dy) - height < 0) |
11274 | *root_y -= XINT (dy); | |
11275 | else | |
11276 | { | |
11277 | *root_y -= height; | |
11278 | *root_y += XINT (dy); | |
11279 | } | |
11280 | ||
11281 | if (INTEGERP (left)) | |
11282 | *root_x = XINT (left); | |
d682d3df RS |
11283 | else if (*root_x + XINT (dx) + width <= FRAME_X_DISPLAY_INFO (f)->width) |
11284 | /* It fits to the right of the pointer. */ | |
11285 | *root_x += XINT (dx); | |
11286 | else if (width + XINT (dx) <= *root_x) | |
11287 | /* It fits to the left of the pointer. */ | |
ab452f99 GM |
11288 | *root_x -= width + XINT (dx); |
11289 | else | |
d682d3df RS |
11290 | /* Put it left-justified on the screen--it ought to fit that way. */ |
11291 | *root_x = 0; | |
06d62053 GM |
11292 | } |
11293 | ||
11294 | ||
0634ce98 | 11295 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 6, 0, |
7ee72033 | 11296 | doc: /* Show STRING in a "tooltip" window on frame FRAME. |
c061c855 GM |
11297 | A tooltip window is a small X window displaying a string. |
11298 | ||
11299 | FRAME nil or omitted means use the selected frame. | |
11300 | ||
11301 | PARMS is an optional list of frame parameters which can be used to | |
11302 | change the tooltip's appearance. | |
11303 | ||
11304 | Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil | |
11305 | means use the default timeout of 5 seconds. | |
11306 | ||
11307 | If the list of frame parameters PARAMS contains a `left' parameters, | |
11308 | the tooltip is displayed at that x-position. Otherwise it is | |
11309 | displayed at the mouse position, with offset DX added (default is 5 if | |
11310 | DX isn't specified). Likewise for the y-position; if a `top' frame | |
11311 | parameter is specified, it determines the y-position of the tooltip | |
11312 | window, otherwise it is displayed at the mouse position, with offset | |
11313 | DY added (default is -10). | |
11314 | ||
11315 | A tooltip's maximum size is specified by `x-max-tooltip-size'. | |
7ee72033 MB |
11316 | Text larger than the specified size is clipped. */) |
11317 | (string, frame, parms, timeout, dx, dy) | |
0634ce98 | 11318 | Lisp_Object string, frame, parms, timeout, dx, dy; |
333b20bb GM |
11319 | { |
11320 | struct frame *f; | |
11321 | struct window *w; | |
06d62053 | 11322 | int root_x, root_y; |
333b20bb GM |
11323 | struct buffer *old_buffer; |
11324 | struct text_pos pos; | |
11325 | int i, width, height; | |
393f2d14 | 11326 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb | 11327 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
06d62053 | 11328 | int count = BINDING_STACK_SIZE (); |
333b20bb GM |
11329 | |
11330 | specbind (Qinhibit_redisplay, Qt); | |
11331 | ||
393f2d14 | 11332 | GCPRO4 (string, parms, frame, timeout); |
333b20bb | 11333 | |
b7826503 | 11334 | CHECK_STRING (string); |
333b20bb GM |
11335 | f = check_x_frame (frame); |
11336 | if (NILP (timeout)) | |
11337 | timeout = make_number (5); | |
11338 | else | |
b7826503 | 11339 | CHECK_NATNUM (timeout); |
0634ce98 GM |
11340 | |
11341 | if (NILP (dx)) | |
11342 | dx = make_number (5); | |
11343 | else | |
b7826503 | 11344 | CHECK_NUMBER (dx); |
0634ce98 GM |
11345 | |
11346 | if (NILP (dy)) | |
12c67a7f | 11347 | dy = make_number (-10); |
0634ce98 | 11348 | else |
b7826503 | 11349 | CHECK_NUMBER (dy); |
333b20bb | 11350 | |
06d62053 GM |
11351 | if (NILP (last_show_tip_args)) |
11352 | last_show_tip_args = Fmake_vector (make_number (3), Qnil); | |
11353 | ||
11354 | if (!NILP (tip_frame)) | |
11355 | { | |
11356 | Lisp_Object last_string = AREF (last_show_tip_args, 0); | |
11357 | Lisp_Object last_frame = AREF (last_show_tip_args, 1); | |
11358 | Lisp_Object last_parms = AREF (last_show_tip_args, 2); | |
11359 | ||
11360 | if (EQ (frame, last_frame) | |
11361 | && !NILP (Fequal (last_string, string)) | |
11362 | && !NILP (Fequal (last_parms, parms))) | |
11363 | { | |
11364 | struct frame *f = XFRAME (tip_frame); | |
11365 | ||
11366 | /* Only DX and DY have changed. */ | |
11367 | if (!NILP (tip_timer)) | |
ae782866 GM |
11368 | { |
11369 | Lisp_Object timer = tip_timer; | |
11370 | tip_timer = Qnil; | |
11371 | call1 (Qcancel_timer, timer); | |
11372 | } | |
06d62053 GM |
11373 | |
11374 | BLOCK_INPUT; | |
ab452f99 GM |
11375 | compute_tip_xy (f, parms, dx, dy, PIXEL_WIDTH (f), |
11376 | PIXEL_HEIGHT (f), &root_x, &root_y); | |
06d62053 | 11377 | XMoveWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11378 | root_x, root_y); |
06d62053 GM |
11379 | UNBLOCK_INPUT; |
11380 | goto start_timer; | |
11381 | } | |
11382 | } | |
11383 | ||
333b20bb GM |
11384 | /* Hide a previous tip, if any. */ |
11385 | Fx_hide_tip (); | |
11386 | ||
06d62053 GM |
11387 | ASET (last_show_tip_args, 0, string); |
11388 | ASET (last_show_tip_args, 1, frame); | |
11389 | ASET (last_show_tip_args, 2, parms); | |
11390 | ||
333b20bb GM |
11391 | /* Add default values to frame parameters. */ |
11392 | if (NILP (Fassq (Qname, parms))) | |
11393 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
11394 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
11395 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
11396 | if (NILP (Fassq (Qborder_width, parms))) | |
11397 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
11398 | if (NILP (Fassq (Qborder_color, parms))) | |
11399 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
11400 | if (NILP (Fassq (Qbackground_color, parms))) | |
11401 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
11402 | parms); | |
11403 | ||
11404 | /* Create a frame for the tooltip, and record it in the global | |
11405 | variable tip_frame. */ | |
275841bf | 11406 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms, string); |
44b5a125 | 11407 | f = XFRAME (frame); |
333b20bb | 11408 | |
d63931a2 | 11409 | /* Set up the frame's root window. */ |
333b20bb GM |
11410 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); |
11411 | w->left = w->top = make_number (0); | |
d63931a2 GM |
11412 | |
11413 | if (CONSP (Vx_max_tooltip_size) | |
11414 | && INTEGERP (XCAR (Vx_max_tooltip_size)) | |
11415 | && XINT (XCAR (Vx_max_tooltip_size)) > 0 | |
11416 | && INTEGERP (XCDR (Vx_max_tooltip_size)) | |
11417 | && XINT (XCDR (Vx_max_tooltip_size)) > 0) | |
11418 | { | |
11419 | w->width = XCAR (Vx_max_tooltip_size); | |
11420 | w->height = XCDR (Vx_max_tooltip_size); | |
11421 | } | |
11422 | else | |
11423 | { | |
11424 | w->width = make_number (80); | |
11425 | w->height = make_number (40); | |
11426 | } | |
11427 | ||
11428 | f->window_width = XINT (w->width); | |
333b20bb GM |
11429 | adjust_glyphs (f); |
11430 | w->pseudo_window_p = 1; | |
11431 | ||
11432 | /* Display the tooltip text in a temporary buffer. */ | |
333b20bb | 11433 | old_buffer = current_buffer; |
275841bf | 11434 | set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f))->buffer)); |
d63931a2 | 11435 | current_buffer->truncate_lines = Qnil; |
333b20bb GM |
11436 | clear_glyph_matrix (w->desired_matrix); |
11437 | clear_glyph_matrix (w->current_matrix); | |
11438 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
11439 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
11440 | ||
11441 | /* Compute width and height of the tooltip. */ | |
11442 | width = height = 0; | |
11443 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
11444 | { | |
11445 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
11446 | struct glyph *last; | |
11447 | int row_width; | |
11448 | ||
11449 | /* Stop at the first empty row at the end. */ | |
11450 | if (!row->enabled_p || !row->displays_text_p) | |
11451 | break; | |
11452 | ||
d7bf0342 GM |
11453 | /* Let the row go over the full width of the frame. */ |
11454 | row->full_width_p = 1; | |
333b20bb | 11455 | |
e3130015 | 11456 | /* There's a glyph at the end of rows that is used to place |
333b20bb GM |
11457 | the cursor there. Don't include the width of this glyph. */ |
11458 | if (row->used[TEXT_AREA]) | |
11459 | { | |
11460 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
11461 | row_width = row->pixel_width - last->pixel_width; | |
11462 | } | |
11463 | else | |
11464 | row_width = row->pixel_width; | |
11465 | ||
11466 | height += row->height; | |
11467 | width = max (width, row_width); | |
11468 | } | |
11469 | ||
11470 | /* Add the frame's internal border to the width and height the X | |
11471 | window should have. */ | |
11472 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11473 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
11474 | ||
11475 | /* Move the tooltip window where the mouse pointer is. Resize and | |
11476 | show it. */ | |
ab452f99 | 11477 | compute_tip_xy (f, parms, dx, dy, width, height, &root_x, &root_y); |
0634ce98 | 11478 | |
0634ce98 | 11479 | BLOCK_INPUT; |
333b20bb | 11480 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
ab452f99 | 11481 | root_x, root_y, width, height); |
333b20bb GM |
11482 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); |
11483 | UNBLOCK_INPUT; | |
06d62053 | 11484 | |
333b20bb GM |
11485 | /* Draw into the window. */ |
11486 | w->must_be_updated_p = 1; | |
11487 | update_single_window (w, 1); | |
11488 | ||
11489 | /* Restore original current buffer. */ | |
11490 | set_buffer_internal_1 (old_buffer); | |
11491 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
11492 | ||
06d62053 | 11493 | start_timer: |
333b20bb GM |
11494 | /* Let the tip disappear after timeout seconds. */ |
11495 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
11496 | intern ("x-hide-tip")); | |
a744a2ec DL |
11497 | |
11498 | UNGCPRO; | |
333b20bb GM |
11499 | return unbind_to (count, Qnil); |
11500 | } | |
11501 | ||
11502 | ||
11503 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
7ee72033 MB |
11504 | doc: /* Hide the current tooltip window, if there is any. |
11505 | Value is t if tooltip was open, nil otherwise. */) | |
11506 | () | |
333b20bb | 11507 | { |
44b5a125 | 11508 | int count; |
c0006262 GM |
11509 | Lisp_Object deleted, frame, timer; |
11510 | struct gcpro gcpro1, gcpro2; | |
44b5a125 GM |
11511 | |
11512 | /* Return quickly if nothing to do. */ | |
c0006262 | 11513 | if (NILP (tip_timer) && NILP (tip_frame)) |
44b5a125 | 11514 | return Qnil; |
333b20bb | 11515 | |
c0006262 GM |
11516 | frame = tip_frame; |
11517 | timer = tip_timer; | |
11518 | GCPRO2 (frame, timer); | |
11519 | tip_frame = tip_timer = deleted = Qnil; | |
11520 | ||
44b5a125 | 11521 | count = BINDING_STACK_SIZE (); |
333b20bb | 11522 | specbind (Qinhibit_redisplay, Qt); |
44b5a125 | 11523 | specbind (Qinhibit_quit, Qt); |
333b20bb | 11524 | |
c0006262 | 11525 | if (!NILP (timer)) |
ae782866 | 11526 | call1 (Qcancel_timer, timer); |
333b20bb | 11527 | |
c0006262 | 11528 | if (FRAMEP (frame)) |
333b20bb | 11529 | { |
44b5a125 GM |
11530 | Fdelete_frame (frame, Qnil); |
11531 | deleted = Qt; | |
f6c44811 GM |
11532 | |
11533 | #ifdef USE_LUCID | |
11534 | /* Bloodcurdling hack alert: The Lucid menu bar widget's | |
11535 | redisplay procedure is not called when a tip frame over menu | |
11536 | items is unmapped. Redisplay the menu manually... */ | |
11537 | { | |
11538 | struct frame *f = SELECTED_FRAME (); | |
11539 | Widget w = f->output_data.x->menubar_widget; | |
11540 | extern void xlwmenu_redisplay P_ ((Widget)); | |
9180dc8c | 11541 | |
f6c44811 | 11542 | if (!DoesSaveUnders (FRAME_X_DISPLAY_INFO (f)->screen) |
dbc64aa7 | 11543 | && w != NULL) |
f6c44811 GM |
11544 | { |
11545 | BLOCK_INPUT; | |
11546 | xlwmenu_redisplay (w); | |
11547 | UNBLOCK_INPUT; | |
11548 | } | |
11549 | } | |
11550 | #endif /* USE_LUCID */ | |
333b20bb GM |
11551 | } |
11552 | ||
c0006262 | 11553 | UNGCPRO; |
44b5a125 | 11554 | return unbind_to (count, deleted); |
333b20bb GM |
11555 | } |
11556 | ||
11557 | ||
11558 | \f | |
11559 | /*********************************************************************** | |
11560 | File selection dialog | |
11561 | ***********************************************************************/ | |
11562 | ||
11563 | #ifdef USE_MOTIF | |
11564 | ||
11565 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
11566 | ||
11567 | static void | |
11568 | file_dialog_cb (widget, client_data, call_data) | |
11569 | Widget widget; | |
11570 | XtPointer call_data, client_data; | |
11571 | { | |
11572 | int *result = (int *) client_data; | |
11573 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
11574 | *result = cb->reason; | |
11575 | } | |
11576 | ||
11577 | ||
a779d213 GM |
11578 | /* Callback for unmapping a file selection dialog. This is used to |
11579 | capture the case where a dialog is closed via a window manager's | |
11580 | closer button, for example. Using a XmNdestroyCallback didn't work | |
11581 | in this case. */ | |
11582 | ||
11583 | static void | |
11584 | file_dialog_unmap_cb (widget, client_data, call_data) | |
11585 | Widget widget; | |
11586 | XtPointer call_data, client_data; | |
11587 | { | |
11588 | int *result = (int *) client_data; | |
11589 | *result = XmCR_CANCEL; | |
11590 | } | |
11591 | ||
11592 | ||
333b20bb | 11593 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, |
7ee72033 | 11594 | doc: /* Read file name, prompting with PROMPT in directory DIR. |
c061c855 GM |
11595 | Use a file selection dialog. |
11596 | Select DEFAULT-FILENAME in the dialog's file selection box, if | |
11597 | specified. Don't let the user enter a file name in the file | |
7ee72033 MB |
11598 | selection dialog's entry field, if MUSTMATCH is non-nil. */) |
11599 | (prompt, dir, default_filename, mustmatch) | |
333b20bb GM |
11600 | Lisp_Object prompt, dir, default_filename, mustmatch; |
11601 | { | |
11602 | int result; | |
0fe92f72 | 11603 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
11604 | Lisp_Object file = Qnil; |
11605 | Widget dialog, text, list, help; | |
11606 | Arg al[10]; | |
11607 | int ac = 0; | |
11608 | extern XtAppContext Xt_app_con; | |
333b20bb | 11609 | XmString dir_xmstring, pattern_xmstring; |
333b20bb GM |
11610 | int count = specpdl_ptr - specpdl; |
11611 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
11612 | ||
11613 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
b7826503 PJ |
11614 | CHECK_STRING (prompt); |
11615 | CHECK_STRING (dir); | |
333b20bb GM |
11616 | |
11617 | /* Prevent redisplay. */ | |
11618 | specbind (Qinhibit_redisplay, Qt); | |
11619 | ||
11620 | BLOCK_INPUT; | |
11621 | ||
11622 | /* Create the dialog with PROMPT as title, using DIR as initial | |
11623 | directory and using "*" as pattern. */ | |
11624 | dir = Fexpand_file_name (dir, Qnil); | |
11625 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
11626 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
11627 | ||
11628 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
11629 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
11630 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
11631 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
11632 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
11633 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
11634 | "fsb", al, ac); | |
11635 | XmStringFree (dir_xmstring); | |
11636 | XmStringFree (pattern_xmstring); | |
11637 | ||
11638 | /* Add callbacks for OK and Cancel. */ | |
11639 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
11640 | (XtPointer) &result); | |
11641 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
11642 | (XtPointer) &result); | |
a779d213 GM |
11643 | XtAddCallback (dialog, XmNunmapCallback, file_dialog_unmap_cb, |
11644 | (XtPointer) &result); | |
333b20bb GM |
11645 | |
11646 | /* Disable the help button since we can't display help. */ | |
11647 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
11648 | XtSetSensitive (help, False); | |
11649 | ||
11650 | /* Mark OK button as default. */ | |
11651 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
11652 | XmNshowAsDefault, True, NULL); | |
11653 | ||
11654 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
11655 | dialog, so that the user must select a file from the files list | |
11656 | box. We can't remove it because we wouldn't have a way to get at | |
11657 | the result file name, then. */ | |
11658 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
11659 | if (!NILP (mustmatch)) | |
11660 | { | |
11661 | Widget label; | |
11662 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
11663 | XtSetSensitive (text, False); | |
11664 | XtSetSensitive (label, False); | |
11665 | } | |
11666 | ||
11667 | /* Manage the dialog, so that list boxes get filled. */ | |
11668 | XtManageChild (dialog); | |
11669 | ||
11670 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
11671 | must include the path for this to work. */ | |
11672 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
11673 | if (STRINGP (default_filename)) | |
11674 | { | |
11675 | XmString default_xmstring; | |
11676 | int item_pos; | |
11677 | ||
11678 | default_xmstring | |
11679 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
11680 | ||
11681 | if (!XmListItemExists (list, default_xmstring)) | |
11682 | { | |
11683 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
11684 | XmListAddItem (list, default_xmstring, 0); | |
11685 | item_pos = 0; | |
11686 | } | |
11687 | else | |
11688 | item_pos = XmListItemPos (list, default_xmstring); | |
11689 | XmStringFree (default_xmstring); | |
11690 | ||
11691 | /* Select the item and scroll it into view. */ | |
11692 | XmListSelectPos (list, item_pos, True); | |
11693 | XmListSetPos (list, item_pos); | |
11694 | } | |
11695 | ||
563b384d GM |
11696 | /* Process events until the user presses Cancel or OK. Block |
11697 | and unblock input here so that we get a chance of processing | |
11698 | expose events. */ | |
11699 | UNBLOCK_INPUT; | |
03100098 | 11700 | result = 0; |
a779d213 | 11701 | while (result == 0) |
563b384d GM |
11702 | { |
11703 | BLOCK_INPUT; | |
11704 | XtAppProcessEvent (Xt_app_con, XtIMAll); | |
11705 | UNBLOCK_INPUT; | |
11706 | } | |
11707 | BLOCK_INPUT; | |
03100098 | 11708 | |
333b20bb GM |
11709 | /* Get the result. */ |
11710 | if (result == XmCR_OK) | |
11711 | { | |
11712 | XmString text; | |
11713 | String data; | |
11714 | ||
d1670063 | 11715 | XtVaGetValues (dialog, XmNtextString, &text, NULL); |
333b20bb GM |
11716 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); |
11717 | XmStringFree (text); | |
11718 | file = build_string (data); | |
11719 | XtFree (data); | |
11720 | } | |
11721 | else | |
11722 | file = Qnil; | |
11723 | ||
11724 | /* Clean up. */ | |
11725 | XtUnmanageChild (dialog); | |
11726 | XtDestroyWidget (dialog); | |
11727 | UNBLOCK_INPUT; | |
11728 | UNGCPRO; | |
11729 | ||
11730 | /* Make "Cancel" equivalent to C-g. */ | |
11731 | if (NILP (file)) | |
11732 | Fsignal (Qquit, Qnil); | |
11733 | ||
11734 | return unbind_to (count, file); | |
11735 | } | |
11736 | ||
11737 | #endif /* USE_MOTIF */ | |
11738 | ||
333b20bb GM |
11739 | |
11740 | \f | |
82bab41c GM |
11741 | /*********************************************************************** |
11742 | Keyboard | |
11743 | ***********************************************************************/ | |
11744 | ||
11745 | #ifdef HAVE_XKBGETKEYBOARD | |
11746 | #include <X11/XKBlib.h> | |
11747 | #include <X11/keysym.h> | |
11748 | #endif | |
11749 | ||
11750 | DEFUN ("x-backspace-delete-keys-p", Fx_backspace_delete_keys_p, | |
11751 | Sx_backspace_delete_keys_p, 0, 1, 0, | |
7ee72033 | 11752 | doc: /* Check if both Backspace and Delete keys are on the keyboard of FRAME. |
c061c855 GM |
11753 | FRAME nil means use the selected frame. |
11754 | Value is t if we know that both keys are present, and are mapped to the | |
7ee72033 MB |
11755 | usual X keysyms. */) |
11756 | (frame) | |
82bab41c GM |
11757 | Lisp_Object frame; |
11758 | { | |
11759 | #ifdef HAVE_XKBGETKEYBOARD | |
11760 | XkbDescPtr kb; | |
11761 | struct frame *f = check_x_frame (frame); | |
11762 | Display *dpy = FRAME_X_DISPLAY (f); | |
11763 | Lisp_Object have_keys; | |
46f6a258 | 11764 | int major, minor, op, event, error; |
82bab41c GM |
11765 | |
11766 | BLOCK_INPUT; | |
46f6a258 GM |
11767 | |
11768 | /* Check library version in case we're dynamically linked. */ | |
11769 | major = XkbMajorVersion; | |
11770 | minor = XkbMinorVersion; | |
11771 | if (!XkbLibraryVersion (&major, &minor)) | |
c1efd260 GM |
11772 | { |
11773 | UNBLOCK_INPUT; | |
11774 | return Qnil; | |
11775 | } | |
46f6a258 GM |
11776 | |
11777 | /* Check that the server supports XKB. */ | |
11778 | major = XkbMajorVersion; | |
11779 | minor = XkbMinorVersion; | |
11780 | if (!XkbQueryExtension (dpy, &op, &event, &error, &major, &minor)) | |
c1efd260 GM |
11781 | { |
11782 | UNBLOCK_INPUT; | |
11783 | return Qnil; | |
11784 | } | |
46f6a258 GM |
11785 | |
11786 | have_keys = Qnil; | |
c1efd260 | 11787 | kb = XkbGetMap (dpy, XkbAllMapComponentsMask, XkbUseCoreKbd); |
82bab41c GM |
11788 | if (kb) |
11789 | { | |
11790 | int delete_keycode = 0, backspace_keycode = 0, i; | |
c1efd260 GM |
11791 | |
11792 | if (XkbGetNames (dpy, XkbAllNamesMask, kb) == Success) | |
82bab41c | 11793 | { |
c1efd260 GM |
11794 | for (i = kb->min_key_code; |
11795 | (i < kb->max_key_code | |
11796 | && (delete_keycode == 0 || backspace_keycode == 0)); | |
11797 | ++i) | |
11798 | { | |
d63931a2 GM |
11799 | /* The XKB symbolic key names can be seen most easily in |
11800 | the PS file generated by `xkbprint -label name | |
11801 | $DISPLAY'. */ | |
c1efd260 GM |
11802 | if (bcmp ("DELE", kb->names->keys[i].name, 4) == 0) |
11803 | delete_keycode = i; | |
11804 | else if (bcmp ("BKSP", kb->names->keys[i].name, 4) == 0) | |
11805 | backspace_keycode = i; | |
11806 | } | |
11807 | ||
11808 | XkbFreeNames (kb, 0, True); | |
82bab41c GM |
11809 | } |
11810 | ||
c1efd260 | 11811 | XkbFreeClientMap (kb, 0, True); |
82bab41c GM |
11812 | |
11813 | if (delete_keycode | |
11814 | && backspace_keycode | |
11815 | && XKeysymToKeycode (dpy, XK_Delete) == delete_keycode | |
11816 | && XKeysymToKeycode (dpy, XK_BackSpace) == backspace_keycode) | |
11817 | have_keys = Qt; | |
11818 | } | |
11819 | UNBLOCK_INPUT; | |
11820 | return have_keys; | |
11821 | #else /* not HAVE_XKBGETKEYBOARD */ | |
11822 | return Qnil; | |
11823 | #endif /* not HAVE_XKBGETKEYBOARD */ | |
11824 | } | |
11825 | ||
11826 | ||
11827 | \f | |
333b20bb GM |
11828 | /*********************************************************************** |
11829 | Initialization | |
11830 | ***********************************************************************/ | |
11831 | ||
11832 | void | |
11833 | syms_of_xfns () | |
11834 | { | |
11835 | /* This is zero if not using X windows. */ | |
11836 | x_in_use = 0; | |
11837 | ||
11838 | /* The section below is built by the lisp expression at the top of the file, | |
11839 | just above where these variables are declared. */ | |
11840 | /*&&& init symbols here &&&*/ | |
11841 | Qauto_raise = intern ("auto-raise"); | |
11842 | staticpro (&Qauto_raise); | |
11843 | Qauto_lower = intern ("auto-lower"); | |
11844 | staticpro (&Qauto_lower); | |
11845 | Qbar = intern ("bar"); | |
dbc4e1c1 | 11846 | staticpro (&Qbar); |
a9653085 EZ |
11847 | Qhbar = intern ("hbar"); |
11848 | staticpro (&Qhbar); | |
f9942c9e JB |
11849 | Qborder_color = intern ("border-color"); |
11850 | staticpro (&Qborder_color); | |
11851 | Qborder_width = intern ("border-width"); | |
11852 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
11853 | Qbox = intern ("box"); |
11854 | staticpro (&Qbox); | |
f9942c9e JB |
11855 | Qcursor_color = intern ("cursor-color"); |
11856 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
11857 | Qcursor_type = intern ("cursor-type"); |
11858 | staticpro (&Qcursor_type); | |
f9942c9e JB |
11859 | Qgeometry = intern ("geometry"); |
11860 | staticpro (&Qgeometry); | |
f9942c9e JB |
11861 | Qicon_left = intern ("icon-left"); |
11862 | staticpro (&Qicon_left); | |
11863 | Qicon_top = intern ("icon-top"); | |
11864 | staticpro (&Qicon_top); | |
11865 | Qicon_type = intern ("icon-type"); | |
11866 | staticpro (&Qicon_type); | |
80534dd6 KH |
11867 | Qicon_name = intern ("icon-name"); |
11868 | staticpro (&Qicon_name); | |
f9942c9e JB |
11869 | Qinternal_border_width = intern ("internal-border-width"); |
11870 | staticpro (&Qinternal_border_width); | |
11871 | Qleft = intern ("left"); | |
11872 | staticpro (&Qleft); | |
1ab3d87e RS |
11873 | Qright = intern ("right"); |
11874 | staticpro (&Qright); | |
f9942c9e JB |
11875 | Qmouse_color = intern ("mouse-color"); |
11876 | staticpro (&Qmouse_color); | |
baaed68e JB |
11877 | Qnone = intern ("none"); |
11878 | staticpro (&Qnone); | |
f9942c9e JB |
11879 | Qparent_id = intern ("parent-id"); |
11880 | staticpro (&Qparent_id); | |
4701395c KH |
11881 | Qscroll_bar_width = intern ("scroll-bar-width"); |
11882 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
11883 | Qsuppress_icon = intern ("suppress-icon"); |
11884 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 11885 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 11886 | staticpro (&Qundefined_color); |
a3c87d4e JB |
11887 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
11888 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
11889 | Qvisibility = intern ("visibility"); |
11890 | staticpro (&Qvisibility); | |
f9942c9e JB |
11891 | Qwindow_id = intern ("window-id"); |
11892 | staticpro (&Qwindow_id); | |
2cbebefb RS |
11893 | Qouter_window_id = intern ("outer-window-id"); |
11894 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
11895 | Qx_frame_parameter = intern ("x-frame-parameter"); |
11896 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
11897 | Qx_resource_name = intern ("x-resource-name"); |
11898 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
11899 | Quser_position = intern ("user-position"); |
11900 | staticpro (&Quser_position); | |
11901 | Quser_size = intern ("user-size"); | |
11902 | staticpro (&Quser_size); | |
333b20bb GM |
11903 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
11904 | staticpro (&Qscroll_bar_foreground); | |
11905 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
11906 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
11907 | Qscreen_gamma = intern ("screen-gamma"); |
11908 | staticpro (&Qscreen_gamma); | |
563b67aa GM |
11909 | Qline_spacing = intern ("line-spacing"); |
11910 | staticpro (&Qline_spacing); | |
7c7ff7f5 GM |
11911 | Qcenter = intern ("center"); |
11912 | staticpro (&Qcenter); | |
96db09e4 KH |
11913 | Qcompound_text = intern ("compound-text"); |
11914 | staticpro (&Qcompound_text); | |
ae782866 GM |
11915 | Qcancel_timer = intern ("cancel-timer"); |
11916 | staticpro (&Qcancel_timer); | |
ea0a1f53 GM |
11917 | Qwait_for_wm = intern ("wait-for-wm"); |
11918 | staticpro (&Qwait_for_wm); | |
49d41073 EZ |
11919 | Qfullscreen = intern ("fullscreen"); |
11920 | staticpro (&Qfullscreen); | |
11921 | Qfullwidth = intern ("fullwidth"); | |
11922 | staticpro (&Qfullwidth); | |
11923 | Qfullheight = intern ("fullheight"); | |
11924 | staticpro (&Qfullheight); | |
11925 | Qfullboth = intern ("fullboth"); | |
11926 | staticpro (&Qfullboth); | |
f9942c9e JB |
11927 | /* This is the end of symbol initialization. */ |
11928 | ||
58cad5ed KH |
11929 | /* Text property `display' should be nonsticky by default. */ |
11930 | Vtext_property_default_nonsticky | |
11931 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
11932 | ||
11933 | ||
333b20bb GM |
11934 | Qlaplace = intern ("laplace"); |
11935 | staticpro (&Qlaplace); | |
4a8e312c GM |
11936 | Qemboss = intern ("emboss"); |
11937 | staticpro (&Qemboss); | |
11938 | Qedge_detection = intern ("edge-detection"); | |
11939 | staticpro (&Qedge_detection); | |
11940 | Qheuristic = intern ("heuristic"); | |
11941 | staticpro (&Qheuristic); | |
11942 | QCmatrix = intern (":matrix"); | |
11943 | staticpro (&QCmatrix); | |
11944 | QCcolor_adjustment = intern (":color-adjustment"); | |
11945 | staticpro (&QCcolor_adjustment); | |
11946 | QCmask = intern (":mask"); | |
11947 | staticpro (&QCmask); | |
11948 | ||
a367641f RS |
11949 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
11950 | staticpro (&Qface_set_after_frame_default); | |
11951 | ||
01f1ba30 JB |
11952 | Fput (Qundefined_color, Qerror_conditions, |
11953 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
11954 | Fput (Qundefined_color, Qerror_message, | |
11955 | build_string ("Undefined color")); | |
11956 | ||
f9942c9e JB |
11957 | init_x_parm_symbols (); |
11958 | ||
7ee72033 MB |
11959 | DEFVAR_BOOL ("cross-disabled-images", &cross_disabled_images, |
11960 | doc: /* Non-nil means always draw a cross over disabled images. | |
c061c855 GM |
11961 | Disabled images are those having an `:conversion disabled' property. |
11962 | A cross is always drawn on black & white displays. */); | |
14819cb3 GM |
11963 | cross_disabled_images = 0; |
11964 | ||
7ee72033 MB |
11965 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
11966 | doc: /* List of directories to search for bitmap files for X. */); | |
e241c09b | 11967 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 11968 | |
7ee72033 MB |
11969 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
11970 | doc: /* The shape of the pointer when over text. | |
c061c855 GM |
11971 | Changing the value does not affect existing frames |
11972 | unless you set the mouse color. */); | |
01f1ba30 JB |
11973 | Vx_pointer_shape = Qnil; |
11974 | ||
7ee72033 MB |
11975 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
11976 | doc: /* The name Emacs uses to look up X resources. | |
c061c855 GM |
11977 | `x-get-resource' uses this as the first component of the instance name |
11978 | when requesting resource values. | |
11979 | Emacs initially sets `x-resource-name' to the name under which Emacs | |
11980 | was invoked, or to the value specified with the `-name' or `-rn' | |
11981 | switches, if present. | |
11982 | ||
11983 | It may be useful to bind this variable locally around a call | |
11984 | to `x-get-resource'. See also the variable `x-resource-class'. */); | |
d387c960 | 11985 | Vx_resource_name = Qnil; |
ac63d3d6 | 11986 | |
7ee72033 MB |
11987 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
11988 | doc: /* The class Emacs uses to look up X resources. | |
c061c855 GM |
11989 | `x-get-resource' uses this as the first component of the instance class |
11990 | when requesting resource values. | |
11991 | ||
11992 | Emacs initially sets `x-resource-class' to "Emacs". | |
11993 | ||
11994 | Setting this variable permanently is not a reasonable thing to do, | |
11995 | but binding this variable locally around a call to `x-get-resource' | |
11996 | is a reasonable practice. See also the variable `x-resource-name'. */); | |
498e9ac3 RS |
11997 | Vx_resource_class = build_string (EMACS_CLASS); |
11998 | ||
ca0ecbf5 | 11999 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
12000 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
12001 | doc: /* The shape of the pointer when not over text. | |
c061c855 GM |
12002 | This variable takes effect when you create a new frame |
12003 | or when you set the mouse color. */); | |
af01ef26 | 12004 | #endif |
01f1ba30 JB |
12005 | Vx_nontext_pointer_shape = Qnil; |
12006 | ||
7ee72033 MB |
12007 | DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape, |
12008 | doc: /* The shape of the pointer when Emacs is busy. | |
c061c855 GM |
12009 | This variable takes effect when you create a new frame |
12010 | or when you set the mouse color. */); | |
0af913d7 | 12011 | Vx_hourglass_pointer_shape = Qnil; |
333b20bb | 12012 | |
7ee72033 MB |
12013 | DEFVAR_BOOL ("display-hourglass", &display_hourglass_p, |
12014 | doc: /* Non-zero means Emacs displays an hourglass pointer on window systems. */); | |
0af913d7 | 12015 | display_hourglass_p = 1; |
333b20bb | 12016 | |
7ee72033 MB |
12017 | DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay, |
12018 | doc: /* *Seconds to wait before displaying an hourglass pointer. | |
c061c855 | 12019 | Value must be an integer or float. */); |
0af913d7 | 12020 | Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY); |
4ae9a85e | 12021 | |
ca0ecbf5 | 12022 | #if 0 /* This doesn't really do anything. */ |
7ee72033 MB |
12023 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
12024 | doc: /* The shape of the pointer when over the mode line. | |
c061c855 GM |
12025 | This variable takes effect when you create a new frame |
12026 | or when you set the mouse color. */); | |
af01ef26 | 12027 | #endif |
01f1ba30 JB |
12028 | Vx_mode_pointer_shape = Qnil; |
12029 | ||
d3b06468 | 12030 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
7ee72033 MB |
12031 | &Vx_sensitive_text_pointer_shape, |
12032 | doc: /* The shape of the pointer when over mouse-sensitive text. | |
c061c855 GM |
12033 | This variable takes effect when you create a new frame |
12034 | or when you set the mouse color. */); | |
ca0ecbf5 | 12035 | Vx_sensitive_text_pointer_shape = Qnil; |
95f80c78 | 12036 | |
8fb4ec9c | 12037 | DEFVAR_LISP ("x-window-horizontal-drag-cursor", |
7ee72033 MB |
12038 | &Vx_window_horizontal_drag_shape, |
12039 | doc: /* Pointer shape to use for indicating a window can be dragged horizontally. | |
c061c855 GM |
12040 | This variable takes effect when you create a new frame |
12041 | or when you set the mouse color. */); | |
8fb4ec9c GM |
12042 | Vx_window_horizontal_drag_shape = Qnil; |
12043 | ||
7ee72033 MB |
12044 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
12045 | doc: /* A string indicating the foreground color of the cursor box. */); | |
01f1ba30 JB |
12046 | Vx_cursor_fore_pixel = Qnil; |
12047 | ||
7ee72033 MB |
12048 | DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size, |
12049 | doc: /* Maximum size for tooltips. Value is a pair (COLUMNS . ROWS). | |
c061c855 | 12050 | Text larger than this is clipped. */); |
d63931a2 GM |
12051 | Vx_max_tooltip_size = Fcons (make_number (80), make_number (40)); |
12052 | ||
7ee72033 MB |
12053 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
12054 | doc: /* Non-nil if no X window manager is in use. | |
c061c855 GM |
12055 | Emacs doesn't try to figure this out; this is always nil |
12056 | unless you set it to something else. */); | |
2d38195d RS |
12057 | /* We don't have any way to find this out, so set it to nil |
12058 | and maybe the user would like to set it to t. */ | |
12059 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 12060 | |
942ea06d | 12061 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
7ee72033 MB |
12062 | &Vx_pixel_size_width_font_regexp, |
12063 | doc: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. | |
c061c855 GM |
12064 | |
12065 | Since Emacs gets width of a font matching with this regexp from | |
12066 | PIXEL_SIZE field of the name, font finding mechanism gets faster for | |
12067 | such a font. This is especially effective for such large fonts as | |
12068 | Chinese, Japanese, and Korean. */); | |
942ea06d KH |
12069 | Vx_pixel_size_width_font_regexp = Qnil; |
12070 | ||
7ee72033 MB |
12071 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
12072 | doc: /* Time after which cached images are removed from the cache. | |
c061c855 GM |
12073 | When an image has not been displayed this many seconds, remove it |
12074 | from the image cache. Value must be an integer or nil with nil | |
12075 | meaning don't clear the cache. */); | |
fcf431dc | 12076 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb | 12077 | |
1d3dac41 | 12078 | #ifdef USE_X_TOOLKIT |
6f3f6a8d | 12079 | Fprovide (intern ("x-toolkit"), Qnil); |
5b827abb | 12080 | #ifdef USE_MOTIF |
6f3f6a8d | 12081 | Fprovide (intern ("motif"), Qnil); |
fc2cdd9a | 12082 | |
7ee72033 MB |
12083 | DEFVAR_LISP ("motif-version-string", &Vmotif_version_string, |
12084 | doc: /* Version info for LessTif/Motif. */); | |
fc2cdd9a GM |
12085 | Vmotif_version_string = build_string (XmVERSION_STRING); |
12086 | #endif /* USE_MOTIF */ | |
12087 | #endif /* USE_X_TOOLKIT */ | |
01f1ba30 | 12088 | |
01f1ba30 | 12089 | defsubr (&Sx_get_resource); |
333b20bb GM |
12090 | |
12091 | /* X window properties. */ | |
12092 | defsubr (&Sx_change_window_property); | |
12093 | defsubr (&Sx_delete_window_property); | |
12094 | defsubr (&Sx_window_property); | |
12095 | ||
2d764c78 | 12096 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 12097 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
12098 | defsubr (&Sxw_color_defined_p); |
12099 | defsubr (&Sxw_color_values); | |
9d317b2c | 12100 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
12101 | defsubr (&Sx_server_vendor); |
12102 | defsubr (&Sx_server_version); | |
12103 | defsubr (&Sx_display_pixel_width); | |
12104 | defsubr (&Sx_display_pixel_height); | |
12105 | defsubr (&Sx_display_mm_width); | |
12106 | defsubr (&Sx_display_mm_height); | |
12107 | defsubr (&Sx_display_screens); | |
12108 | defsubr (&Sx_display_planes); | |
12109 | defsubr (&Sx_display_color_cells); | |
12110 | defsubr (&Sx_display_visual_class); | |
12111 | defsubr (&Sx_display_backing_store); | |
12112 | defsubr (&Sx_display_save_under); | |
8af1d7ca | 12113 | defsubr (&Sx_parse_geometry); |
f676886a | 12114 | defsubr (&Sx_create_frame); |
01f1ba30 | 12115 | defsubr (&Sx_open_connection); |
08a90d6a RS |
12116 | defsubr (&Sx_close_connection); |
12117 | defsubr (&Sx_display_list); | |
01f1ba30 | 12118 | defsubr (&Sx_synchronize); |
3decc1e7 | 12119 | defsubr (&Sx_focus_frame); |
82bab41c GM |
12120 | defsubr (&Sx_backspace_delete_keys_p); |
12121 | ||
942ea06d KH |
12122 | /* Setting callback functions for fontset handler. */ |
12123 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
12124 | |
12125 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
12126 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 12127 | list_fonts_func = x_list_fonts; |
333b20bb GM |
12128 | #endif |
12129 | ||
942ea06d | 12130 | load_font_func = x_load_font; |
bc1958c4 | 12131 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
12132 | query_font_func = x_query_font; |
12133 | set_frame_fontset_func = x_set_font; | |
12134 | check_window_system_func = check_x; | |
333b20bb GM |
12135 | |
12136 | /* Images. */ | |
12137 | Qxbm = intern ("xbm"); | |
12138 | staticpro (&Qxbm); | |
d2dc8167 GM |
12139 | QCconversion = intern (":conversion"); |
12140 | staticpro (&QCconversion); | |
333b20bb GM |
12141 | QCheuristic_mask = intern (":heuristic-mask"); |
12142 | staticpro (&QCheuristic_mask); | |
12143 | QCcolor_symbols = intern (":color-symbols"); | |
12144 | staticpro (&QCcolor_symbols); | |
333b20bb GM |
12145 | QCascent = intern (":ascent"); |
12146 | staticpro (&QCascent); | |
12147 | QCmargin = intern (":margin"); | |
12148 | staticpro (&QCmargin); | |
12149 | QCrelief = intern (":relief"); | |
12150 | staticpro (&QCrelief); | |
fcf431dc GM |
12151 | Qpostscript = intern ("postscript"); |
12152 | staticpro (&Qpostscript); | |
333b20bb GM |
12153 | QCloader = intern (":loader"); |
12154 | staticpro (&QCloader); | |
12155 | QCbounding_box = intern (":bounding-box"); | |
12156 | staticpro (&QCbounding_box); | |
12157 | QCpt_width = intern (":pt-width"); | |
12158 | staticpro (&QCpt_width); | |
12159 | QCpt_height = intern (":pt-height"); | |
12160 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
12161 | QCindex = intern (":index"); |
12162 | staticpro (&QCindex); | |
333b20bb GM |
12163 | Qpbm = intern ("pbm"); |
12164 | staticpro (&Qpbm); | |
12165 | ||
12166 | #if HAVE_XPM | |
12167 | Qxpm = intern ("xpm"); | |
12168 | staticpro (&Qxpm); | |
12169 | #endif | |
12170 | ||
12171 | #if HAVE_JPEG | |
12172 | Qjpeg = intern ("jpeg"); | |
12173 | staticpro (&Qjpeg); | |
12174 | #endif | |
12175 | ||
12176 | #if HAVE_TIFF | |
12177 | Qtiff = intern ("tiff"); | |
12178 | staticpro (&Qtiff); | |
12179 | #endif | |
12180 | ||
12181 | #if HAVE_GIF | |
12182 | Qgif = intern ("gif"); | |
12183 | staticpro (&Qgif); | |
12184 | #endif | |
12185 | ||
12186 | #if HAVE_PNG | |
12187 | Qpng = intern ("png"); | |
12188 | staticpro (&Qpng); | |
12189 | #endif | |
12190 | ||
12191 | defsubr (&Sclear_image_cache); | |
42677916 | 12192 | defsubr (&Simage_size); |
b243755a | 12193 | defsubr (&Simage_mask_p); |
333b20bb | 12194 | |
0af913d7 GM |
12195 | hourglass_atimer = NULL; |
12196 | hourglass_shown_p = 0; | |
333b20bb GM |
12197 | |
12198 | defsubr (&Sx_show_tip); | |
12199 | defsubr (&Sx_hide_tip); | |
333b20bb | 12200 | tip_timer = Qnil; |
44b5a125 GM |
12201 | staticpro (&tip_timer); |
12202 | tip_frame = Qnil; | |
12203 | staticpro (&tip_frame); | |
333b20bb | 12204 | |
06d62053 GM |
12205 | last_show_tip_args = Qnil; |
12206 | staticpro (&last_show_tip_args); | |
12207 | ||
333b20bb GM |
12208 | #ifdef USE_MOTIF |
12209 | defsubr (&Sx_file_dialog); | |
12210 | #endif | |
12211 | } | |
12212 | ||
12213 | ||
12214 | void | |
12215 | init_xfns () | |
12216 | { | |
12217 | image_types = NULL; | |
12218 | Vimage_types = Qnil; | |
12219 | ||
12220 | define_image_type (&xbm_type); | |
12221 | define_image_type (&gs_type); | |
12222 | define_image_type (&pbm_type); | |
12223 | ||
12224 | #if HAVE_XPM | |
12225 | define_image_type (&xpm_type); | |
12226 | #endif | |
12227 | ||
12228 | #if HAVE_JPEG | |
12229 | define_image_type (&jpeg_type); | |
12230 | #endif | |
12231 | ||
12232 | #if HAVE_TIFF | |
12233 | define_image_type (&tiff_type); | |
12234 | #endif | |
12235 | ||
12236 | #if HAVE_GIF | |
12237 | define_image_type (&gif_type); | |
12238 | #endif | |
12239 | ||
12240 | #if HAVE_PNG | |
12241 | define_image_type (&png_type); | |
12242 | #endif | |
01f1ba30 JB |
12243 | } |
12244 | ||
12245 | #endif /* HAVE_X_WINDOWS */ |