Commit | Line | Data |
---|---|---|
01f1ba30 | 1 | /* Functions for the X window system. |
333b20bb GM |
2 | Copyright (C) 1989, 92, 93, 94, 95, 96, 1997, 1998, 1999 |
3 | Free Software Foundation. | |
01f1ba30 JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
1113d9db | 9 | the Free Software Foundation; either version 2, or (at your option) |
01f1ba30 JB |
10 | any later version. |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
3b7ad313 EN |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
01f1ba30 | 21 | |
c389a86d | 22 | #include <config.h> |
68c45bf0 | 23 | #include <signal.h> |
333b20bb | 24 | #include <stdio.h> |
d62c8769 | 25 | #include <math.h> |
c389a86d | 26 | |
40e6f148 | 27 | /* This makes the fields of a Display accessible, in Xlib header files. */ |
333b20bb | 28 | |
40e6f148 RS |
29 | #define XLIB_ILLEGAL_ACCESS |
30 | ||
01f1ba30 JB |
31 | #include "lisp.h" |
32 | #include "xterm.h" | |
f676886a | 33 | #include "frame.h" |
01f1ba30 JB |
34 | #include "window.h" |
35 | #include "buffer.h" | |
58cad5ed | 36 | #include "intervals.h" |
01f1ba30 | 37 | #include "dispextern.h" |
1f98fa48 | 38 | #include "keyboard.h" |
9ac0d9e0 | 39 | #include "blockinput.h" |
57bda87a | 40 | #include <epaths.h> |
942ea06d KH |
41 | #include "charset.h" |
42 | #include "fontset.h" | |
333b20bb GM |
43 | #include "systime.h" |
44 | #include "termhooks.h" | |
01f1ba30 JB |
45 | |
46 | #ifdef HAVE_X_WINDOWS | |
67ba84d1 | 47 | |
67ba84d1 | 48 | #include <ctype.h> |
63cec32f GM |
49 | #include <sys/types.h> |
50 | #include <sys/stat.h> | |
01f1ba30 | 51 | |
271d6c1c | 52 | /* On some systems, the character-composition stuff is broken in X11R5. */ |
333b20bb | 53 | |
271d6c1c KH |
54 | #if defined (HAVE_X11R5) && ! defined (HAVE_X11R6) |
55 | #ifdef X11R5_INHIBIT_I18N | |
32e2bcb8 | 56 | #define X_I18N_INHIBITED |
271d6c1c KH |
57 | #endif |
58 | #endif | |
59 | ||
0a93081c | 60 | #ifndef VMS |
0505a740 | 61 | #if 1 /* Used to be #ifdef EMACS_BITMAP_FILES, but this should always work. */ |
ef493a27 RS |
62 | #include "bitmaps/gray.xbm" |
63 | #else | |
dbc4e1c1 | 64 | #include <X11/bitmaps/gray> |
ef493a27 | 65 | #endif |
0a93081c JB |
66 | #else |
67 | #include "[.bitmaps]gray.xbm" | |
68 | #endif | |
dbc4e1c1 | 69 | |
9ef48a9d RS |
70 | #ifdef USE_X_TOOLKIT |
71 | #include <X11/Shell.h> | |
72 | ||
398ffa92 | 73 | #ifndef USE_MOTIF |
9ef48a9d RS |
74 | #include <X11/Xaw/Paned.h> |
75 | #include <X11/Xaw/Label.h> | |
398ffa92 | 76 | #endif /* USE_MOTIF */ |
9ef48a9d RS |
77 | |
78 | #ifdef USG | |
79 | #undef USG /* ####KLUDGE for Solaris 2.2 and up */ | |
80 | #include <X11/Xos.h> | |
81 | #define USG | |
82 | #else | |
83 | #include <X11/Xos.h> | |
84 | #endif | |
85 | ||
86 | #include "widget.h" | |
87 | ||
88 | #include "../lwlib/lwlib.h" | |
89 | ||
333b20bb GM |
90 | #ifdef USE_MOTIF |
91 | #include <Xm/Xm.h> | |
92 | #include <Xm/DialogS.h> | |
93 | #include <Xm/FileSB.h> | |
94 | #endif | |
95 | ||
3b882b1d RS |
96 | /* Do the EDITRES protocol if running X11R5 |
97 | Exception: HP-UX (at least version A.09.05) has X11R5 without EditRes */ | |
333b20bb | 98 | |
3b882b1d | 99 | #if (XtSpecificationRelease >= 5) && !defined(NO_EDITRES) |
6c32dd68 | 100 | #define HACK_EDITRES |
b9dc4443 | 101 | extern void _XEditResCheckMessages (); |
6c32dd68 PR |
102 | #endif /* R5 + Athena */ |
103 | ||
333b20bb GM |
104 | /* Unique id counter for widgets created by the Lucid Widget Library. */ |
105 | ||
6c32dd68 PR |
106 | extern LWLIB_ID widget_id_tick; |
107 | ||
e3881aa0 | 108 | #ifdef USE_LUCID |
82c90203 | 109 | /* This is part of a kludge--see lwlib/xlwmenu.c. */ |
03e2c340 | 110 | extern XFontStruct *xlwmenu_default_font; |
e3881aa0 | 111 | #endif |
9ef48a9d | 112 | |
6bc20398 | 113 | extern void free_frame_menubar (); |
d62c8769 | 114 | extern double atof (); |
333b20bb | 115 | |
9ef48a9d RS |
116 | #endif /* USE_X_TOOLKIT */ |
117 | ||
01f1ba30 JB |
118 | #define min(a,b) ((a) < (b) ? (a) : (b)) |
119 | #define max(a,b) ((a) > (b) ? (a) : (b)) | |
120 | ||
9d317b2c RS |
121 | #ifdef HAVE_X11R4 |
122 | #define MAXREQUEST(dpy) (XMaxRequestSize (dpy)) | |
123 | #else | |
124 | #define MAXREQUEST(dpy) ((dpy)->max_request_size) | |
125 | #endif | |
126 | ||
333b20bb GM |
127 | /* The gray bitmap `bitmaps/gray'. This is done because xterm.c uses |
128 | it, and including `bitmaps/gray' more than once is a problem when | |
129 | config.h defines `static' as an empty replacement string. */ | |
130 | ||
131 | int gray_bitmap_width = gray_width; | |
132 | int gray_bitmap_height = gray_height; | |
133 | unsigned char *gray_bitmap_bits = gray_bits; | |
134 | ||
498e9ac3 | 135 | /* The name we're using in resource queries. Most often "emacs". */ |
333b20bb | 136 | |
d387c960 | 137 | Lisp_Object Vx_resource_name; |
ac63d3d6 | 138 | |
498e9ac3 RS |
139 | /* The application class we're using in resource queries. |
140 | Normally "Emacs". */ | |
333b20bb | 141 | |
498e9ac3 RS |
142 | Lisp_Object Vx_resource_class; |
143 | ||
333b20bb GM |
144 | /* Non-zero means we're allowed to display a busy cursor. */ |
145 | ||
146 | int display_busy_cursor_p; | |
147 | ||
01f1ba30 | 148 | /* The background and shape of the mouse pointer, and shape when not |
b9dc4443 | 149 | over text or in the modeline. */ |
333b20bb | 150 | |
01f1ba30 | 151 | Lisp_Object Vx_pointer_shape, Vx_nontext_pointer_shape, Vx_mode_pointer_shape; |
333b20bb GM |
152 | Lisp_Object Vx_busy_pointer_shape; |
153 | ||
ca0ecbf5 | 154 | /* The shape when over mouse-sensitive text. */ |
333b20bb | 155 | |
ca0ecbf5 | 156 | Lisp_Object Vx_sensitive_text_pointer_shape; |
01f1ba30 | 157 | |
b9dc4443 | 158 | /* Color of chars displayed in cursor box. */ |
333b20bb | 159 | |
01f1ba30 JB |
160 | Lisp_Object Vx_cursor_fore_pixel; |
161 | ||
b9dc4443 | 162 | /* Nonzero if using X. */ |
333b20bb | 163 | |
b9dc4443 | 164 | static int x_in_use; |
01f1ba30 | 165 | |
b9dc4443 | 166 | /* Non nil if no window manager is in use. */ |
333b20bb | 167 | |
01f1ba30 JB |
168 | Lisp_Object Vx_no_window_manager; |
169 | ||
f1c7b5a6 | 170 | /* Search path for bitmap files. */ |
333b20bb | 171 | |
f1c7b5a6 RS |
172 | Lisp_Object Vx_bitmap_file_path; |
173 | ||
942ea06d | 174 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
333b20bb | 175 | |
942ea06d KH |
176 | Lisp_Object Vx_pixel_size_width_font_regexp; |
177 | ||
f9942c9e JB |
178 | /* Evaluate this expression to rebuild the section of syms_of_xfns |
179 | that initializes and staticpros the symbols declared below. Note | |
180 | that Emacs 18 has a bug that keeps C-x C-e from being able to | |
181 | evaluate this expression. | |
182 | ||
183 | (progn | |
184 | ;; Accumulate a list of the symbols we want to initialize from the | |
185 | ;; declarations at the top of the file. | |
186 | (goto-char (point-min)) | |
187 | (search-forward "/\*&&& symbols declared here &&&*\/\n") | |
188 | (let (symbol-list) | |
189 | (while (looking-at "Lisp_Object \\(Q[a-z_]+\\)") | |
190 | (setq symbol-list | |
191 | (cons (buffer-substring (match-beginning 1) (match-end 1)) | |
192 | symbol-list)) | |
193 | (forward-line 1)) | |
194 | (setq symbol-list (nreverse symbol-list)) | |
195 | ;; Delete the section of syms_of_... where we initialize the symbols. | |
196 | (search-forward "\n /\*&&& init symbols here &&&*\/\n") | |
197 | (let ((start (point))) | |
198 | (while (looking-at "^ Q") | |
199 | (forward-line 2)) | |
200 | (kill-region start (point))) | |
201 | ;; Write a new symbol initialization section. | |
202 | (while symbol-list | |
203 | (insert (format " %s = intern (\"" (car symbol-list))) | |
204 | (let ((start (point))) | |
205 | (insert (substring (car symbol-list) 1)) | |
206 | (subst-char-in-region start (point) ?_ ?-)) | |
207 | (insert (format "\");\n staticpro (&%s);\n" (car symbol-list))) | |
208 | (setq symbol-list (cdr symbol-list))))) | |
209 | ||
210 | */ | |
211 | ||
212 | /*&&& symbols declared here &&&*/ | |
213 | Lisp_Object Qauto_raise; | |
214 | Lisp_Object Qauto_lower; | |
dbc4e1c1 | 215 | Lisp_Object Qbar; |
f9942c9e JB |
216 | Lisp_Object Qborder_color; |
217 | Lisp_Object Qborder_width; | |
dbc4e1c1 | 218 | Lisp_Object Qbox; |
f9942c9e | 219 | Lisp_Object Qcursor_color; |
dbc4e1c1 | 220 | Lisp_Object Qcursor_type; |
f9942c9e | 221 | Lisp_Object Qgeometry; |
f9942c9e JB |
222 | Lisp_Object Qicon_left; |
223 | Lisp_Object Qicon_top; | |
224 | Lisp_Object Qicon_type; | |
80534dd6 | 225 | Lisp_Object Qicon_name; |
f9942c9e JB |
226 | Lisp_Object Qinternal_border_width; |
227 | Lisp_Object Qleft; | |
1ab3d87e | 228 | Lisp_Object Qright; |
f9942c9e | 229 | Lisp_Object Qmouse_color; |
baaed68e | 230 | Lisp_Object Qnone; |
2cbebefb | 231 | Lisp_Object Qouter_window_id; |
f9942c9e | 232 | Lisp_Object Qparent_id; |
4701395c | 233 | Lisp_Object Qscroll_bar_width; |
8af1d7ca | 234 | Lisp_Object Qsuppress_icon; |
333b20bb | 235 | extern Lisp_Object Qtop; |
01f1ba30 | 236 | Lisp_Object Qundefined_color; |
a3c87d4e | 237 | Lisp_Object Qvertical_scroll_bars; |
49795535 | 238 | Lisp_Object Qvisibility; |
f9942c9e | 239 | Lisp_Object Qwindow_id; |
f676886a | 240 | Lisp_Object Qx_frame_parameter; |
9ef48a9d | 241 | Lisp_Object Qx_resource_name; |
4fe1de12 RS |
242 | Lisp_Object Quser_position; |
243 | Lisp_Object Quser_size; | |
0cafb359 | 244 | extern Lisp_Object Qdisplay; |
333b20bb | 245 | Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background; |
d62c8769 | 246 | Lisp_Object Qscreen_gamma; |
01f1ba30 | 247 | |
b9dc4443 | 248 | /* The below are defined in frame.c. */ |
333b20bb | 249 | |
baaed68e | 250 | extern Lisp_Object Qheight, Qminibuffer, Qname, Qonly, Qwidth; |
c2304e02 | 251 | extern Lisp_Object Qunsplittable, Qmenu_bar_lines, Qbuffer_predicate, Qtitle; |
9ea173e8 | 252 | extern Lisp_Object Qtool_bar_lines; |
f9942c9e | 253 | |
01f1ba30 JB |
254 | extern Lisp_Object Vwindow_system_version; |
255 | ||
a367641f | 256 | Lisp_Object Qface_set_after_frame_default; |
333b20bb | 257 | |
01f1ba30 | 258 | \f |
11ae94fe | 259 | /* Error if we are not connected to X. */ |
333b20bb | 260 | |
7fc9de26 | 261 | void |
11ae94fe RS |
262 | check_x () |
263 | { | |
b9dc4443 | 264 | if (! x_in_use) |
11ae94fe RS |
265 | error ("X windows are not in use or not initialized"); |
266 | } | |
267 | ||
1c59f5df RS |
268 | /* Nonzero if we can use mouse menus. |
269 | You should not call this unless HAVE_MENUS is defined. */ | |
75cc8ee5 RS |
270 | |
271 | int | |
1c59f5df | 272 | have_menus_p () |
75cc8ee5 | 273 | { |
b9dc4443 RS |
274 | return x_in_use; |
275 | } | |
276 | ||
277 | /* Extract a frame as a FRAME_PTR, defaulting to the selected frame | |
278 | and checking validity for X. */ | |
279 | ||
280 | FRAME_PTR | |
281 | check_x_frame (frame) | |
282 | Lisp_Object frame; | |
283 | { | |
284 | FRAME_PTR f; | |
285 | ||
286 | if (NILP (frame)) | |
0fe92f72 GM |
287 | frame = selected_frame; |
288 | CHECK_LIVE_FRAME (frame, 0); | |
289 | f = XFRAME (frame); | |
b9dc4443 | 290 | if (! FRAME_X_P (f)) |
1c59f5df | 291 | error ("Non-X frame used"); |
b9dc4443 | 292 | return f; |
75cc8ee5 RS |
293 | } |
294 | ||
b9dc4443 RS |
295 | /* Let the user specify an X display with a frame. |
296 | nil stands for the selected frame--or, if that is not an X frame, | |
297 | the first X display on the list. */ | |
298 | ||
299 | static struct x_display_info * | |
300 | check_x_display_info (frame) | |
301 | Lisp_Object frame; | |
302 | { | |
303 | if (NILP (frame)) | |
304 | { | |
0fe92f72 GM |
305 | struct frame *sf = XFRAME (selected_frame); |
306 | ||
307 | if (FRAME_X_P (sf) && FRAME_LIVE_P (sf)) | |
308 | return FRAME_X_DISPLAY_INFO (sf); | |
b9dc4443 RS |
309 | else if (x_display_list != 0) |
310 | return x_display_list; | |
311 | else | |
312 | error ("X windows are not in use or not initialized"); | |
313 | } | |
314 | else if (STRINGP (frame)) | |
315 | return x_display_info_for_name (frame); | |
316 | else | |
317 | { | |
318 | FRAME_PTR f; | |
319 | ||
320 | CHECK_LIVE_FRAME (frame, 0); | |
321 | f = XFRAME (frame); | |
322 | if (! FRAME_X_P (f)) | |
1c59f5df | 323 | error ("Non-X frame used"); |
b9dc4443 RS |
324 | return FRAME_X_DISPLAY_INFO (f); |
325 | } | |
326 | } | |
333b20bb | 327 | |
b9dc4443 | 328 | \f |
f676886a JB |
329 | /* Return the Emacs frame-object corresponding to an X window. |
330 | It could be the frame's main window or an icon window. */ | |
01f1ba30 | 331 | |
34ca5317 | 332 | /* This function can be called during GC, so use GC_xxx type test macros. */ |
bcb2db92 | 333 | |
f676886a | 334 | struct frame * |
2d271e2e KH |
335 | x_window_to_frame (dpyinfo, wdesc) |
336 | struct x_display_info *dpyinfo; | |
01f1ba30 JB |
337 | int wdesc; |
338 | { | |
f676886a JB |
339 | Lisp_Object tail, frame; |
340 | struct frame *f; | |
01f1ba30 | 341 | |
8e713be6 | 342 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
01f1ba30 | 343 | { |
8e713be6 | 344 | frame = XCAR (tail); |
34ca5317 | 345 | if (!GC_FRAMEP (frame)) |
01f1ba30 | 346 | continue; |
f676886a | 347 | f = XFRAME (frame); |
2d764c78 | 348 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 349 | continue; |
9ef48a9d | 350 | #ifdef USE_X_TOOLKIT |
7556890b RS |
351 | if ((f->output_data.x->edit_widget |
352 | && XtWindow (f->output_data.x->edit_widget) == wdesc) | |
333b20bb GM |
353 | /* A tooltip frame? */ |
354 | || (!f->output_data.x->edit_widget | |
355 | && FRAME_X_WINDOW (f) == wdesc) | |
7556890b | 356 | || f->output_data.x->icon_desc == wdesc) |
9ef48a9d RS |
357 | return f; |
358 | #else /* not USE_X_TOOLKIT */ | |
fe24a618 | 359 | if (FRAME_X_WINDOW (f) == wdesc |
7556890b | 360 | || f->output_data.x->icon_desc == wdesc) |
f676886a | 361 | return f; |
9ef48a9d RS |
362 | #endif /* not USE_X_TOOLKIT */ |
363 | } | |
364 | return 0; | |
365 | } | |
366 | ||
367 | #ifdef USE_X_TOOLKIT | |
368 | /* Like x_window_to_frame but also compares the window with the widget's | |
369 | windows. */ | |
370 | ||
371 | struct frame * | |
2d271e2e KH |
372 | x_any_window_to_frame (dpyinfo, wdesc) |
373 | struct x_display_info *dpyinfo; | |
9ef48a9d RS |
374 | int wdesc; |
375 | { | |
376 | Lisp_Object tail, frame; | |
377 | struct frame *f; | |
7556890b | 378 | struct x_output *x; |
9ef48a9d | 379 | |
8e713be6 | 380 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
9ef48a9d | 381 | { |
8e713be6 | 382 | frame = XCAR (tail); |
34ca5317 | 383 | if (!GC_FRAMEP (frame)) |
9ef48a9d RS |
384 | continue; |
385 | f = XFRAME (frame); | |
2d764c78 | 386 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 387 | continue; |
7556890b | 388 | x = f->output_data.x; |
9ef48a9d | 389 | /* This frame matches if the window is any of its widgets. */ |
333b20bb GM |
390 | if (x->widget) |
391 | { | |
392 | if (wdesc == XtWindow (x->widget) | |
393 | || wdesc == XtWindow (x->column_widget) | |
394 | || wdesc == XtWindow (x->edit_widget)) | |
395 | return f; | |
396 | /* Match if the window is this frame's menubar. */ | |
397 | if (lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
398 | return f; | |
399 | } | |
400 | else if (FRAME_X_WINDOW (f) == wdesc) | |
401 | /* A tooltip frame. */ | |
9ef48a9d | 402 | return f; |
01f1ba30 JB |
403 | } |
404 | return 0; | |
405 | } | |
5e65b9ab | 406 | |
5fbc3f3a KH |
407 | /* Likewise, but exclude the menu bar widget. */ |
408 | ||
409 | struct frame * | |
410 | x_non_menubar_window_to_frame (dpyinfo, wdesc) | |
411 | struct x_display_info *dpyinfo; | |
412 | int wdesc; | |
413 | { | |
414 | Lisp_Object tail, frame; | |
415 | struct frame *f; | |
7556890b | 416 | struct x_output *x; |
5fbc3f3a | 417 | |
8e713be6 | 418 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5fbc3f3a | 419 | { |
8e713be6 | 420 | frame = XCAR (tail); |
5fbc3f3a KH |
421 | if (!GC_FRAMEP (frame)) |
422 | continue; | |
423 | f = XFRAME (frame); | |
2d764c78 | 424 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
5fbc3f3a | 425 | continue; |
7556890b | 426 | x = f->output_data.x; |
5fbc3f3a | 427 | /* This frame matches if the window is any of its widgets. */ |
333b20bb GM |
428 | if (x->widget) |
429 | { | |
430 | if (wdesc == XtWindow (x->widget) | |
431 | || wdesc == XtWindow (x->column_widget) | |
432 | || wdesc == XtWindow (x->edit_widget)) | |
433 | return f; | |
434 | } | |
435 | else if (FRAME_X_WINDOW (f) == wdesc) | |
436 | /* A tooltip frame. */ | |
5fbc3f3a KH |
437 | return f; |
438 | } | |
439 | return 0; | |
440 | } | |
441 | ||
fd3a3022 RS |
442 | /* Likewise, but consider only the menu bar widget. */ |
443 | ||
444 | struct frame * | |
445 | x_menubar_window_to_frame (dpyinfo, wdesc) | |
446 | struct x_display_info *dpyinfo; | |
447 | int wdesc; | |
448 | { | |
449 | Lisp_Object tail, frame; | |
450 | struct frame *f; | |
7556890b | 451 | struct x_output *x; |
fd3a3022 | 452 | |
8e713be6 | 453 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
fd3a3022 | 454 | { |
8e713be6 | 455 | frame = XCAR (tail); |
fd3a3022 RS |
456 | if (!GC_FRAMEP (frame)) |
457 | continue; | |
458 | f = XFRAME (frame); | |
2d764c78 | 459 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
fd3a3022 | 460 | continue; |
7556890b | 461 | x = f->output_data.x; |
fd3a3022 | 462 | /* Match if the window is this frame's menubar. */ |
333b20bb GM |
463 | if (x->menubar_widget |
464 | && lw_window_is_in_menubar (wdesc, x->menubar_widget)) | |
fd3a3022 RS |
465 | return f; |
466 | } | |
467 | return 0; | |
468 | } | |
469 | ||
5e65b9ab RS |
470 | /* Return the frame whose principal (outermost) window is WDESC. |
471 | If WDESC is some other (smaller) window, we return 0. */ | |
472 | ||
473 | struct frame * | |
2d271e2e KH |
474 | x_top_window_to_frame (dpyinfo, wdesc) |
475 | struct x_display_info *dpyinfo; | |
5e65b9ab RS |
476 | int wdesc; |
477 | { | |
478 | Lisp_Object tail, frame; | |
479 | struct frame *f; | |
7556890b | 480 | struct x_output *x; |
5e65b9ab | 481 | |
8e713be6 | 482 | for (tail = Vframe_list; GC_CONSP (tail); tail = XCDR (tail)) |
5e65b9ab | 483 | { |
8e713be6 | 484 | frame = XCAR (tail); |
34ca5317 | 485 | if (!GC_FRAMEP (frame)) |
5e65b9ab RS |
486 | continue; |
487 | f = XFRAME (frame); | |
2d764c78 | 488 | if (!FRAME_X_P (f) || FRAME_X_DISPLAY_INFO (f) != dpyinfo) |
2d271e2e | 489 | continue; |
7556890b | 490 | x = f->output_data.x; |
333b20bb GM |
491 | |
492 | if (x->widget) | |
493 | { | |
494 | /* This frame matches if the window is its topmost widget. */ | |
495 | if (wdesc == XtWindow (x->widget)) | |
496 | return f; | |
7a994728 KH |
497 | #if 0 /* I don't know why it did this, |
498 | but it seems logically wrong, | |
499 | and it causes trouble for MapNotify events. */ | |
333b20bb GM |
500 | /* Match if the window is this frame's menubar. */ |
501 | if (x->menubar_widget | |
502 | && wdesc == XtWindow (x->menubar_widget)) | |
503 | return f; | |
7a994728 | 504 | #endif |
333b20bb GM |
505 | } |
506 | else if (FRAME_X_WINDOW (f) == wdesc) | |
507 | /* Tooltip frame. */ | |
508 | return f; | |
5e65b9ab RS |
509 | } |
510 | return 0; | |
511 | } | |
9ef48a9d | 512 | #endif /* USE_X_TOOLKIT */ |
01f1ba30 | 513 | |
01f1ba30 | 514 | \f |
203c1d73 RS |
515 | |
516 | /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap | |
517 | id, which is just an int that this section returns. Bitmaps are | |
518 | reference counted so they can be shared among frames. | |
519 | ||
520 | Bitmap indices are guaranteed to be > 0, so a negative number can | |
521 | be used to indicate no bitmap. | |
522 | ||
523 | If you use x_create_bitmap_from_data, then you must keep track of | |
524 | the bitmaps yourself. That is, creating a bitmap from the same | |
b9dc4443 | 525 | data more than once will not be caught. */ |
203c1d73 RS |
526 | |
527 | ||
f1c7b5a6 RS |
528 | /* Functions to access the contents of a bitmap, given an id. */ |
529 | ||
530 | int | |
531 | x_bitmap_height (f, id) | |
532 | FRAME_PTR f; | |
533 | int id; | |
534 | { | |
08a90d6a | 535 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].height; |
f1c7b5a6 RS |
536 | } |
537 | ||
538 | int | |
539 | x_bitmap_width (f, id) | |
540 | FRAME_PTR f; | |
541 | int id; | |
542 | { | |
08a90d6a | 543 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].width; |
f1c7b5a6 RS |
544 | } |
545 | ||
546 | int | |
547 | x_bitmap_pixmap (f, id) | |
548 | FRAME_PTR f; | |
549 | int id; | |
550 | { | |
08a90d6a | 551 | return FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].pixmap; |
f1c7b5a6 RS |
552 | } |
553 | ||
554 | ||
203c1d73 RS |
555 | /* Allocate a new bitmap record. Returns index of new record. */ |
556 | ||
557 | static int | |
08a90d6a RS |
558 | x_allocate_bitmap_record (f) |
559 | FRAME_PTR f; | |
203c1d73 | 560 | { |
08a90d6a RS |
561 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
562 | int i; | |
563 | ||
564 | if (dpyinfo->bitmaps == NULL) | |
203c1d73 | 565 | { |
08a90d6a RS |
566 | dpyinfo->bitmaps_size = 10; |
567 | dpyinfo->bitmaps | |
568 | = (struct x_bitmap_record *) xmalloc (dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
569 | dpyinfo->bitmaps_last = 1; | |
203c1d73 RS |
570 | return 1; |
571 | } | |
572 | ||
08a90d6a RS |
573 | if (dpyinfo->bitmaps_last < dpyinfo->bitmaps_size) |
574 | return ++dpyinfo->bitmaps_last; | |
203c1d73 | 575 | |
08a90d6a RS |
576 | for (i = 0; i < dpyinfo->bitmaps_size; ++i) |
577 | if (dpyinfo->bitmaps[i].refcount == 0) | |
578 | return i + 1; | |
203c1d73 | 579 | |
08a90d6a RS |
580 | dpyinfo->bitmaps_size *= 2; |
581 | dpyinfo->bitmaps | |
582 | = (struct x_bitmap_record *) xrealloc (dpyinfo->bitmaps, | |
583 | dpyinfo->bitmaps_size * sizeof (struct x_bitmap_record)); | |
584 | return ++dpyinfo->bitmaps_last; | |
203c1d73 RS |
585 | } |
586 | ||
587 | /* Add one reference to the reference count of the bitmap with id ID. */ | |
588 | ||
589 | void | |
f1c7b5a6 RS |
590 | x_reference_bitmap (f, id) |
591 | FRAME_PTR f; | |
203c1d73 RS |
592 | int id; |
593 | { | |
08a90d6a | 594 | ++FRAME_X_DISPLAY_INFO (f)->bitmaps[id - 1].refcount; |
203c1d73 RS |
595 | } |
596 | ||
597 | /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */ | |
598 | ||
599 | int | |
600 | x_create_bitmap_from_data (f, bits, width, height) | |
601 | struct frame *f; | |
602 | char *bits; | |
603 | unsigned int width, height; | |
604 | { | |
08a90d6a | 605 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
606 | Pixmap bitmap; |
607 | int id; | |
608 | ||
b9dc4443 | 609 | bitmap = XCreateBitmapFromData (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
203c1d73 RS |
610 | bits, width, height); |
611 | ||
612 | if (! bitmap) | |
613 | return -1; | |
614 | ||
08a90d6a RS |
615 | id = x_allocate_bitmap_record (f); |
616 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
617 | dpyinfo->bitmaps[id - 1].file = NULL; | |
618 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
619 | dpyinfo->bitmaps[id - 1].depth = 1; | |
620 | dpyinfo->bitmaps[id - 1].height = height; | |
621 | dpyinfo->bitmaps[id - 1].width = width; | |
203c1d73 RS |
622 | |
623 | return id; | |
624 | } | |
625 | ||
626 | /* Create bitmap from file FILE for frame F. */ | |
627 | ||
628 | int | |
629 | x_create_bitmap_from_file (f, file) | |
630 | struct frame *f; | |
f1c7b5a6 | 631 | Lisp_Object file; |
203c1d73 | 632 | { |
08a90d6a | 633 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
203c1d73 RS |
634 | unsigned int width, height; |
635 | Pixmap bitmap; | |
636 | int xhot, yhot, result, id; | |
f1c7b5a6 RS |
637 | Lisp_Object found; |
638 | int fd; | |
639 | char *filename; | |
203c1d73 RS |
640 | |
641 | /* Look for an existing bitmap with the same name. */ | |
08a90d6a | 642 | for (id = 0; id < dpyinfo->bitmaps_last; ++id) |
203c1d73 | 643 | { |
08a90d6a RS |
644 | if (dpyinfo->bitmaps[id].refcount |
645 | && dpyinfo->bitmaps[id].file | |
646 | && !strcmp (dpyinfo->bitmaps[id].file, (char *) XSTRING (file)->data)) | |
203c1d73 | 647 | { |
08a90d6a | 648 | ++dpyinfo->bitmaps[id].refcount; |
203c1d73 RS |
649 | return id + 1; |
650 | } | |
651 | } | |
652 | ||
f1c7b5a6 RS |
653 | /* Search bitmap-file-path for the file, if appropriate. */ |
654 | fd = openp (Vx_bitmap_file_path, file, "", &found, 0); | |
655 | if (fd < 0) | |
656 | return -1; | |
66cb9c07 KH |
657 | /* XReadBitmapFile won't handle magic file names. */ |
658 | if (fd == 0) | |
659 | return -1; | |
68c45bf0 | 660 | emacs_close (fd); |
f1c7b5a6 RS |
661 | |
662 | filename = (char *) XSTRING (found)->data; | |
663 | ||
b9dc4443 | 664 | result = XReadBitmapFile (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
f1c7b5a6 | 665 | filename, &width, &height, &bitmap, &xhot, &yhot); |
203c1d73 RS |
666 | if (result != BitmapSuccess) |
667 | return -1; | |
668 | ||
08a90d6a RS |
669 | id = x_allocate_bitmap_record (f); |
670 | dpyinfo->bitmaps[id - 1].pixmap = bitmap; | |
671 | dpyinfo->bitmaps[id - 1].refcount = 1; | |
9f2a85b2 | 672 | dpyinfo->bitmaps[id - 1].file |
fc932ac6 | 673 | = (char *) xmalloc (STRING_BYTES (XSTRING (file)) + 1); |
08a90d6a RS |
674 | dpyinfo->bitmaps[id - 1].depth = 1; |
675 | dpyinfo->bitmaps[id - 1].height = height; | |
676 | dpyinfo->bitmaps[id - 1].width = width; | |
677 | strcpy (dpyinfo->bitmaps[id - 1].file, XSTRING (file)->data); | |
203c1d73 RS |
678 | |
679 | return id; | |
680 | } | |
681 | ||
682 | /* Remove reference to bitmap with id number ID. */ | |
683 | ||
968b1234 | 684 | void |
f1c7b5a6 RS |
685 | x_destroy_bitmap (f, id) |
686 | FRAME_PTR f; | |
203c1d73 RS |
687 | int id; |
688 | { | |
08a90d6a RS |
689 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
690 | ||
203c1d73 RS |
691 | if (id > 0) |
692 | { | |
08a90d6a RS |
693 | --dpyinfo->bitmaps[id - 1].refcount; |
694 | if (dpyinfo->bitmaps[id - 1].refcount == 0) | |
203c1d73 | 695 | { |
ed662bdd | 696 | BLOCK_INPUT; |
08a90d6a RS |
697 | XFreePixmap (FRAME_X_DISPLAY (f), dpyinfo->bitmaps[id - 1].pixmap); |
698 | if (dpyinfo->bitmaps[id - 1].file) | |
203c1d73 | 699 | { |
333b20bb | 700 | xfree (dpyinfo->bitmaps[id - 1].file); |
08a90d6a | 701 | dpyinfo->bitmaps[id - 1].file = NULL; |
203c1d73 | 702 | } |
ed662bdd | 703 | UNBLOCK_INPUT; |
203c1d73 RS |
704 | } |
705 | } | |
706 | } | |
707 | ||
08a90d6a | 708 | /* Free all the bitmaps for the display specified by DPYINFO. */ |
203c1d73 | 709 | |
08a90d6a RS |
710 | static void |
711 | x_destroy_all_bitmaps (dpyinfo) | |
712 | struct x_display_info *dpyinfo; | |
203c1d73 | 713 | { |
08a90d6a RS |
714 | int i; |
715 | for (i = 0; i < dpyinfo->bitmaps_last; i++) | |
716 | if (dpyinfo->bitmaps[i].refcount > 0) | |
717 | { | |
718 | XFreePixmap (dpyinfo->display, dpyinfo->bitmaps[i].pixmap); | |
719 | if (dpyinfo->bitmaps[i].file) | |
333b20bb | 720 | xfree (dpyinfo->bitmaps[i].file); |
08a90d6a RS |
721 | } |
722 | dpyinfo->bitmaps_last = 0; | |
203c1d73 RS |
723 | } |
724 | \f | |
f676886a | 725 | /* Connect the frame-parameter names for X frames |
01f1ba30 JB |
726 | to the ways of passing the parameter values to the window system. |
727 | ||
728 | The name of a parameter, as a Lisp symbol, | |
f676886a | 729 | has an `x-frame-parameter' property which is an integer in Lisp |
9fb026ab | 730 | that is an index in this table. */ |
01f1ba30 | 731 | |
f676886a | 732 | struct x_frame_parm_table |
01f1ba30 JB |
733 | { |
734 | char *name; | |
d62c8769 | 735 | void (*setter) P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 JB |
736 | }; |
737 | ||
86779fac | 738 | static void x_create_im P_ ((struct frame *)); |
d62c8769 GM |
739 | void x_set_foreground_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
740 | void x_set_background_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
741 | void x_set_mouse_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
742 | void x_set_cursor_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
743 | void x_set_border_color P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
744 | void x_set_cursor_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
745 | void x_set_icon_type P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
746 | void x_set_icon_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
747 | void x_set_font P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
748 | void x_set_border_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
749 | void x_set_internal_border_width P_ ((struct frame *, Lisp_Object, | |
750 | Lisp_Object)); | |
751 | void x_explicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
752 | void x_set_autoraise P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
753 | void x_set_autolower P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
754 | void x_set_vertical_scroll_bars P_ ((struct frame *, Lisp_Object, | |
755 | Lisp_Object)); | |
756 | void x_set_visibility P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
757 | void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
758 | void x_set_scroll_bar_width P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
759 | void x_set_title P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
760 | void x_set_unsplittable P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
9ea173e8 | 761 | void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
333b20bb GM |
762 | void x_set_scroll_bar_foreground P_ ((struct frame *, Lisp_Object, |
763 | Lisp_Object)); | |
764 | void x_set_scroll_bar_background P_ ((struct frame *, Lisp_Object, | |
765 | Lisp_Object)); | |
766 | static Lisp_Object x_default_scroll_bar_color_parameter P_ ((struct frame *, | |
767 | Lisp_Object, | |
768 | Lisp_Object, | |
769 | char *, char *, | |
770 | int)); | |
d62c8769 | 771 | static void x_set_screen_gamma P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
01f1ba30 | 772 | |
f676886a | 773 | static struct x_frame_parm_table x_frame_parms[] = |
01f1ba30 | 774 | { |
9fb026ab RS |
775 | "auto-raise", x_set_autoraise, |
776 | "auto-lower", x_set_autolower, | |
01f1ba30 | 777 | "background-color", x_set_background_color, |
01f1ba30 | 778 | "border-color", x_set_border_color, |
9fb026ab RS |
779 | "border-width", x_set_border_width, |
780 | "cursor-color", x_set_cursor_color, | |
dbc4e1c1 | 781 | "cursor-type", x_set_cursor_type, |
01f1ba30 | 782 | "font", x_set_font, |
9fb026ab RS |
783 | "foreground-color", x_set_foreground_color, |
784 | "icon-name", x_set_icon_name, | |
785 | "icon-type", x_set_icon_type, | |
01f1ba30 | 786 | "internal-border-width", x_set_internal_border_width, |
d043f1a4 | 787 | "menu-bar-lines", x_set_menu_bar_lines, |
9fb026ab RS |
788 | "mouse-color", x_set_mouse_color, |
789 | "name", x_explicitly_set_name, | |
4701395c | 790 | "scroll-bar-width", x_set_scroll_bar_width, |
943b580d | 791 | "title", x_set_title, |
eac358ef | 792 | "unsplittable", x_set_unsplittable, |
9fb026ab RS |
793 | "vertical-scroll-bars", x_set_vertical_scroll_bars, |
794 | "visibility", x_set_visibility, | |
9ea173e8 | 795 | "tool-bar-lines", x_set_tool_bar_lines, |
333b20bb GM |
796 | "scroll-bar-foreground", x_set_scroll_bar_foreground, |
797 | "scroll-bar-background", x_set_scroll_bar_background, | |
d62c8769 | 798 | "screen-gamma", x_set_screen_gamma |
01f1ba30 JB |
799 | }; |
800 | ||
f676886a | 801 | /* Attach the `x-frame-parameter' properties to |
01f1ba30 JB |
802 | the Lisp symbol names of parameters relevant to X. */ |
803 | ||
201d8c78 | 804 | void |
01f1ba30 JB |
805 | init_x_parm_symbols () |
806 | { | |
807 | int i; | |
808 | ||
d043f1a4 | 809 | for (i = 0; i < sizeof (x_frame_parms) / sizeof (x_frame_parms[0]); i++) |
f676886a | 810 | Fput (intern (x_frame_parms[i].name), Qx_frame_parameter, |
01f1ba30 JB |
811 | make_number (i)); |
812 | } | |
813 | \f | |
e8cc313b | 814 | /* Change the parameters of frame F as specified by ALIST. |
f9942c9e JB |
815 | If a parameter is not specially recognized, do nothing; |
816 | otherwise call the `x_set_...' function for that parameter. */ | |
d043f1a4 | 817 | |
f9942c9e JB |
818 | void |
819 | x_set_frame_parameters (f, alist) | |
820 | FRAME_PTR f; | |
821 | Lisp_Object alist; | |
822 | { | |
823 | Lisp_Object tail; | |
824 | ||
825 | /* If both of these parameters are present, it's more efficient to | |
826 | set them both at once. So we wait until we've looked at the | |
827 | entire list before we set them. */ | |
e4f79258 | 828 | int width, height; |
f9942c9e JB |
829 | |
830 | /* Same here. */ | |
831 | Lisp_Object left, top; | |
f9942c9e | 832 | |
a59e4f3d RS |
833 | /* Same with these. */ |
834 | Lisp_Object icon_left, icon_top; | |
835 | ||
f5e70acd RS |
836 | /* Record in these vectors all the parms specified. */ |
837 | Lisp_Object *parms; | |
838 | Lisp_Object *values; | |
a797a73d | 839 | int i, p; |
e1d962d7 | 840 | int left_no_change = 0, top_no_change = 0; |
a59e4f3d | 841 | int icon_left_no_change = 0, icon_top_no_change = 0; |
203c1d73 | 842 | |
7589a1d9 RS |
843 | struct gcpro gcpro1, gcpro2; |
844 | ||
f5e70acd RS |
845 | i = 0; |
846 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) | |
847 | i++; | |
848 | ||
849 | parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
850 | values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object)); | |
f9942c9e | 851 | |
f5e70acd RS |
852 | /* Extract parm names and values into those vectors. */ |
853 | ||
854 | i = 0; | |
f9942c9e JB |
855 | for (tail = alist; CONSP (tail); tail = Fcdr (tail)) |
856 | { | |
333b20bb | 857 | Lisp_Object elt; |
f9942c9e JB |
858 | |
859 | elt = Fcar (tail); | |
f5e70acd RS |
860 | parms[i] = Fcar (elt); |
861 | values[i] = Fcdr (elt); | |
862 | i++; | |
863 | } | |
7589a1d9 RS |
864 | /* TAIL and ALIST are not used again below here. */ |
865 | alist = tail = Qnil; | |
866 | ||
867 | GCPRO2 (*parms, *values); | |
868 | gcpro1.nvars = i; | |
869 | gcpro2.nvars = i; | |
f5e70acd | 870 | |
7589a1d9 RS |
871 | /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP, |
872 | because their values appear in VALUES and strings are not valid. */ | |
e4f79258 | 873 | top = left = Qunbound; |
a59e4f3d | 874 | icon_left = icon_top = Qunbound; |
f9942c9e | 875 | |
e4f79258 RS |
876 | /* Provide default values for HEIGHT and WIDTH. */ |
877 | if (FRAME_NEW_WIDTH (f)) | |
878 | width = FRAME_NEW_WIDTH (f); | |
879 | else | |
880 | width = FRAME_WIDTH (f); | |
881 | ||
882 | if (FRAME_NEW_HEIGHT (f)) | |
883 | height = FRAME_NEW_HEIGHT (f); | |
884 | else | |
885 | height = FRAME_HEIGHT (f); | |
886 | ||
a797a73d GV |
887 | /* Process foreground_color and background_color before anything else. |
888 | They are independent of other properties, but other properties (e.g., | |
889 | cursor_color) are dependent upon them. */ | |
890 | for (p = 0; p < i; p++) | |
891 | { | |
892 | Lisp_Object prop, val; | |
893 | ||
894 | prop = parms[p]; | |
895 | val = values[p]; | |
896 | if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) | |
897 | { | |
898 | register Lisp_Object param_index, old_value; | |
899 | ||
900 | param_index = Fget (prop, Qx_frame_parameter); | |
901 | old_value = get_frame_param (f, prop); | |
902 | store_frame_param (f, prop, val); | |
903 | if (NATNUMP (param_index) | |
904 | && (XFASTINT (param_index) | |
905 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) | |
906 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
907 | } | |
908 | } | |
909 | ||
f5e70acd RS |
910 | /* Now process them in reverse of specified order. */ |
911 | for (i--; i >= 0; i--) | |
912 | { | |
913 | Lisp_Object prop, val; | |
914 | ||
915 | prop = parms[i]; | |
916 | val = values[i]; | |
917 | ||
e4f79258 RS |
918 | if (EQ (prop, Qwidth) && NUMBERP (val)) |
919 | width = XFASTINT (val); | |
920 | else if (EQ (prop, Qheight) && NUMBERP (val)) | |
921 | height = XFASTINT (val); | |
f5e70acd | 922 | else if (EQ (prop, Qtop)) |
f9942c9e | 923 | top = val; |
f5e70acd | 924 | else if (EQ (prop, Qleft)) |
f9942c9e | 925 | left = val; |
a59e4f3d RS |
926 | else if (EQ (prop, Qicon_top)) |
927 | icon_top = val; | |
928 | else if (EQ (prop, Qicon_left)) | |
929 | icon_left = val; | |
a797a73d GV |
930 | else if (EQ (prop, Qforeground_color) || EQ (prop, Qbackground_color)) |
931 | /* Processed above. */ | |
932 | continue; | |
f9942c9e JB |
933 | else |
934 | { | |
98381190 | 935 | register Lisp_Object param_index, old_value; |
ea96210c | 936 | |
98381190 KH |
937 | param_index = Fget (prop, Qx_frame_parameter); |
938 | old_value = get_frame_param (f, prop); | |
f9942c9e | 939 | store_frame_param (f, prop, val); |
40c03e12 KH |
940 | if (NATNUMP (param_index) |
941 | && (XFASTINT (param_index) | |
ea96210c JB |
942 | < sizeof (x_frame_parms)/sizeof (x_frame_parms[0]))) |
943 | (*x_frame_parms[XINT (param_index)].setter)(f, val, old_value); | |
f9942c9e JB |
944 | } |
945 | } | |
946 | ||
11378c41 RS |
947 | /* Don't die if just one of these was set. */ |
948 | if (EQ (left, Qunbound)) | |
e1d962d7 RS |
949 | { |
950 | left_no_change = 1; | |
7556890b RS |
951 | if (f->output_data.x->left_pos < 0) |
952 | left = Fcons (Qplus, Fcons (make_number (f->output_data.x->left_pos), Qnil)); | |
e1d962d7 | 953 | else |
7556890b | 954 | XSETINT (left, f->output_data.x->left_pos); |
e1d962d7 | 955 | } |
11378c41 | 956 | if (EQ (top, Qunbound)) |
e1d962d7 RS |
957 | { |
958 | top_no_change = 1; | |
7556890b RS |
959 | if (f->output_data.x->top_pos < 0) |
960 | top = Fcons (Qplus, Fcons (make_number (f->output_data.x->top_pos), Qnil)); | |
e1d962d7 | 961 | else |
7556890b | 962 | XSETINT (top, f->output_data.x->top_pos); |
e1d962d7 | 963 | } |
11378c41 | 964 | |
a59e4f3d RS |
965 | /* If one of the icon positions was not set, preserve or default it. */ |
966 | if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left)) | |
967 | { | |
968 | icon_left_no_change = 1; | |
969 | icon_left = Fcdr (Fassq (Qicon_left, f->param_alist)); | |
970 | if (NILP (icon_left)) | |
971 | XSETINT (icon_left, 0); | |
972 | } | |
973 | if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top)) | |
974 | { | |
975 | icon_top_no_change = 1; | |
976 | icon_top = Fcdr (Fassq (Qicon_top, f->param_alist)); | |
977 | if (NILP (icon_top)) | |
978 | XSETINT (icon_top, 0); | |
979 | } | |
980 | ||
499ea23b | 981 | /* Don't set these parameters unless they've been explicitly |
d387c960 JB |
982 | specified. The window might be mapped or resized while we're in |
983 | this function, and we don't want to override that unless the lisp | |
984 | code has asked for it. | |
985 | ||
986 | Don't set these parameters unless they actually differ from the | |
987 | window's current parameters; the window may not actually exist | |
988 | yet. */ | |
f9942c9e JB |
989 | { |
990 | Lisp_Object frame; | |
991 | ||
1f11a5ca RS |
992 | check_frame_size (f, &height, &width); |
993 | ||
191ed777 | 994 | XSETFRAME (frame, f); |
11378c41 | 995 | |
e4f79258 RS |
996 | if (width != FRAME_WIDTH (f) |
997 | || height != FRAME_HEIGHT (f) | |
d6f80ae9 | 998 | || FRAME_NEW_HEIGHT (f) || FRAME_NEW_WIDTH (f)) |
e4f79258 | 999 | Fset_frame_size (frame, make_number (width), make_number (height)); |
f10f0b79 RS |
1000 | |
1001 | if ((!NILP (left) || !NILP (top)) | |
e1d962d7 | 1002 | && ! (left_no_change && top_no_change) |
7556890b RS |
1003 | && ! (NUMBERP (left) && XINT (left) == f->output_data.x->left_pos |
1004 | && NUMBERP (top) && XINT (top) == f->output_data.x->top_pos)) | |
f10f0b79 | 1005 | { |
e1d962d7 RS |
1006 | int leftpos = 0; |
1007 | int toppos = 0; | |
f10f0b79 RS |
1008 | |
1009 | /* Record the signs. */ | |
7556890b | 1010 | f->output_data.x->size_hint_flags &= ~ (XNegative | YNegative); |
e1d962d7 | 1011 | if (EQ (left, Qminus)) |
7556890b | 1012 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 RS |
1013 | else if (INTEGERP (left)) |
1014 | { | |
1015 | leftpos = XINT (left); | |
1016 | if (leftpos < 0) | |
7556890b | 1017 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1018 | } |
8e713be6 KR |
1019 | else if (CONSP (left) && EQ (XCAR (left), Qminus) |
1020 | && CONSP (XCDR (left)) | |
1021 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1022 | { |
8e713be6 | 1023 | leftpos = - XINT (XCAR (XCDR (left))); |
7556890b | 1024 | f->output_data.x->size_hint_flags |= XNegative; |
e1d962d7 | 1025 | } |
8e713be6 KR |
1026 | else if (CONSP (left) && EQ (XCAR (left), Qplus) |
1027 | && CONSP (XCDR (left)) | |
1028 | && INTEGERP (XCAR (XCDR (left)))) | |
e1d962d7 | 1029 | { |
8e713be6 | 1030 | leftpos = XINT (XCAR (XCDR (left))); |
e1d962d7 RS |
1031 | } |
1032 | ||
1033 | if (EQ (top, Qminus)) | |
7556890b | 1034 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 RS |
1035 | else if (INTEGERP (top)) |
1036 | { | |
1037 | toppos = XINT (top); | |
1038 | if (toppos < 0) | |
7556890b | 1039 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1040 | } |
8e713be6 KR |
1041 | else if (CONSP (top) && EQ (XCAR (top), Qminus) |
1042 | && CONSP (XCDR (top)) | |
1043 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1044 | { |
8e713be6 | 1045 | toppos = - XINT (XCAR (XCDR (top))); |
7556890b | 1046 | f->output_data.x->size_hint_flags |= YNegative; |
e1d962d7 | 1047 | } |
8e713be6 KR |
1048 | else if (CONSP (top) && EQ (XCAR (top), Qplus) |
1049 | && CONSP (XCDR (top)) | |
1050 | && INTEGERP (XCAR (XCDR (top)))) | |
e1d962d7 | 1051 | { |
8e713be6 | 1052 | toppos = XINT (XCAR (XCDR (top))); |
e1d962d7 RS |
1053 | } |
1054 | ||
1055 | ||
1056 | /* Store the numeric value of the position. */ | |
7556890b RS |
1057 | f->output_data.x->top_pos = toppos; |
1058 | f->output_data.x->left_pos = leftpos; | |
e1d962d7 | 1059 | |
7556890b | 1060 | f->output_data.x->win_gravity = NorthWestGravity; |
f10f0b79 RS |
1061 | |
1062 | /* Actually set that position, and convert to absolute. */ | |
f0e72e79 | 1063 | x_set_offset (f, leftpos, toppos, -1); |
f10f0b79 | 1064 | } |
a59e4f3d RS |
1065 | |
1066 | if ((!NILP (icon_left) || !NILP (icon_top)) | |
1067 | && ! (icon_left_no_change && icon_top_no_change)) | |
1068 | x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top)); | |
f9942c9e | 1069 | } |
7589a1d9 RS |
1070 | |
1071 | UNGCPRO; | |
f9942c9e | 1072 | } |
01f1ba30 | 1073 | |
08a90d6a | 1074 | /* Store the screen positions of frame F into XPTR and YPTR. |
e9445337 RS |
1075 | These are the positions of the containing window manager window, |
1076 | not Emacs's own window. */ | |
1077 | ||
1078 | void | |
1079 | x_real_positions (f, xptr, yptr) | |
1080 | FRAME_PTR f; | |
1081 | int *xptr, *yptr; | |
1082 | { | |
08a90d6a | 1083 | int win_x, win_y; |
e9445337 RS |
1084 | Window child; |
1085 | ||
043835a3 RS |
1086 | /* This is pretty gross, but seems to be the easiest way out of |
1087 | the problem that arises when restarting window-managers. */ | |
1088 | ||
1089 | #ifdef USE_X_TOOLKIT | |
333b20bb GM |
1090 | Window outer = (f->output_data.x->widget |
1091 | ? XtWindow (f->output_data.x->widget) | |
1092 | : FRAME_X_WINDOW (f)); | |
043835a3 | 1093 | #else |
7556890b | 1094 | Window outer = f->output_data.x->window_desc; |
043835a3 RS |
1095 | #endif |
1096 | Window tmp_root_window; | |
1097 | Window *tmp_children; | |
1098 | int tmp_nchildren; | |
1099 | ||
08a90d6a | 1100 | while (1) |
e9445337 | 1101 | { |
1dc6cfa6 | 1102 | int count = x_catch_errors (FRAME_X_DISPLAY (f)); |
8a07bba0 | 1103 | Window outer_window; |
ca7bac79 | 1104 | |
08a90d6a | 1105 | XQueryTree (FRAME_X_DISPLAY (f), outer, &tmp_root_window, |
7556890b | 1106 | &f->output_data.x->parent_desc, |
08a90d6a | 1107 | &tmp_children, &tmp_nchildren); |
72dc3bc7 | 1108 | XFree ((char *) tmp_children); |
08a90d6a RS |
1109 | |
1110 | win_x = win_y = 0; | |
1111 | ||
1112 | /* Find the position of the outside upper-left corner of | |
1113 | the inner window, with respect to the outer window. */ | |
7556890b | 1114 | if (f->output_data.x->parent_desc != FRAME_X_DISPLAY_INFO (f)->root_window) |
8a07bba0 RS |
1115 | outer_window = f->output_data.x->parent_desc; |
1116 | else | |
1117 | outer_window = outer; | |
08a90d6a | 1118 | |
8a07bba0 | 1119 | XTranslateCoordinates (FRAME_X_DISPLAY (f), |
e9445337 | 1120 | |
8a07bba0 RS |
1121 | /* From-window, to-window. */ |
1122 | outer_window, | |
1123 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
e9445337 | 1124 | |
8a07bba0 RS |
1125 | /* From-position, to-position. */ |
1126 | 0, 0, &win_x, &win_y, | |
08a90d6a | 1127 | |
8a07bba0 RS |
1128 | /* Child of win. */ |
1129 | &child); | |
e9445337 | 1130 | |
08a90d6a RS |
1131 | /* It is possible for the window returned by the XQueryNotify |
1132 | to become invalid by the time we call XTranslateCoordinates. | |
1133 | That can happen when you restart some window managers. | |
1134 | If so, we get an error in XTranslateCoordinates. | |
1135 | Detect that and try the whole thing over. */ | |
c4ec904f | 1136 | if (! x_had_errors_p (FRAME_X_DISPLAY (f))) |
845e9d85 | 1137 | { |
1dc6cfa6 | 1138 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
845e9d85 RS |
1139 | break; |
1140 | } | |
ca7bac79 | 1141 | |
1dc6cfa6 | 1142 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
e9445337 | 1143 | } |
08a90d6a | 1144 | |
333b20bb GM |
1145 | *xptr = win_x; |
1146 | *yptr = win_y; | |
e9445337 RS |
1147 | } |
1148 | ||
f676886a | 1149 | /* Insert a description of internally-recorded parameters of frame X |
01f1ba30 JB |
1150 | into the parameter alist *ALISTPTR that is to be given to the user. |
1151 | Only parameters that are specific to the X window system | |
f676886a | 1152 | and whose values are not correctly recorded in the frame's |
01f1ba30 JB |
1153 | param_alist need to be considered here. */ |
1154 | ||
968b1234 | 1155 | void |
f676886a JB |
1156 | x_report_frame_params (f, alistptr) |
1157 | struct frame *f; | |
01f1ba30 JB |
1158 | Lisp_Object *alistptr; |
1159 | { | |
1160 | char buf[16]; | |
9b002b8d KH |
1161 | Lisp_Object tem; |
1162 | ||
1163 | /* Represent negative positions (off the top or left screen edge) | |
1164 | in a way that Fmodify_frame_parameters will understand correctly. */ | |
7556890b RS |
1165 | XSETINT (tem, f->output_data.x->left_pos); |
1166 | if (f->output_data.x->left_pos >= 0) | |
9b002b8d KH |
1167 | store_in_alist (alistptr, Qleft, tem); |
1168 | else | |
1169 | store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil))); | |
1170 | ||
7556890b RS |
1171 | XSETINT (tem, f->output_data.x->top_pos); |
1172 | if (f->output_data.x->top_pos >= 0) | |
9b002b8d KH |
1173 | store_in_alist (alistptr, Qtop, tem); |
1174 | else | |
1175 | store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil))); | |
01f1ba30 | 1176 | |
f9942c9e | 1177 | store_in_alist (alistptr, Qborder_width, |
7556890b | 1178 | make_number (f->output_data.x->border_width)); |
f9942c9e | 1179 | store_in_alist (alistptr, Qinternal_border_width, |
7556890b | 1180 | make_number (f->output_data.x->internal_border_width)); |
7c118b57 | 1181 | sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f)); |
f9942c9e | 1182 | store_in_alist (alistptr, Qwindow_id, |
01f1ba30 | 1183 | build_string (buf)); |
333b20bb GM |
1184 | #ifdef USE_X_TOOLKIT |
1185 | /* Tooltip frame may not have this widget. */ | |
1186 | if (f->output_data.x->widget) | |
1187 | #endif | |
1188 | sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f)); | |
2cbebefb RS |
1189 | store_in_alist (alistptr, Qouter_window_id, |
1190 | build_string (buf)); | |
f468da95 | 1191 | store_in_alist (alistptr, Qicon_name, f->icon_name); |
a8ccd803 | 1192 | FRAME_SAMPLE_VISIBILITY (f); |
d043f1a4 RS |
1193 | store_in_alist (alistptr, Qvisibility, |
1194 | (FRAME_VISIBLE_P (f) ? Qt | |
1195 | : FRAME_ICONIFIED_P (f) ? Qicon : Qnil)); | |
34ae77b5 | 1196 | store_in_alist (alistptr, Qdisplay, |
8e713be6 | 1197 | XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element)); |
e4f79258 | 1198 | |
8c239ac3 RS |
1199 | if (f->output_data.x->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window) |
1200 | tem = Qnil; | |
1201 | else | |
1202 | XSETFASTINT (tem, f->output_data.x->parent_desc); | |
1203 | store_in_alist (alistptr, Qparent_id, tem); | |
01f1ba30 JB |
1204 | } |
1205 | \f | |
82978295 | 1206 | |
d62c8769 GM |
1207 | |
1208 | /* Gamma-correct COLOR on frame F. */ | |
1209 | ||
1210 | void | |
1211 | gamma_correct (f, color) | |
1212 | struct frame *f; | |
1213 | XColor *color; | |
1214 | { | |
1215 | if (f->gamma) | |
1216 | { | |
1217 | color->red = pow (color->red / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1218 | color->green = pow (color->green / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1219 | color->blue = pow (color->blue / 65535.0, f->gamma) * 65535.0 + 0.5; | |
1220 | } | |
1221 | } | |
1222 | ||
1223 | ||
e12d55b2 RS |
1224 | /* Decide if color named COLOR is valid for the display associated with |
1225 | the selected frame; if so, return the rgb values in COLOR_DEF. | |
1226 | If ALLOC is nonzero, allocate a new colormap cell. */ | |
1227 | ||
01f1ba30 | 1228 | int |
2d764c78 | 1229 | x_defined_color (f, color, color_def, alloc) |
b9dc4443 | 1230 | FRAME_PTR f; |
01f1ba30 | 1231 | char *color; |
b9dc4443 | 1232 | XColor *color_def; |
e12d55b2 | 1233 | int alloc; |
01f1ba30 | 1234 | { |
82978295 | 1235 | register int status; |
01f1ba30 | 1236 | Colormap screen_colormap; |
82978295 | 1237 | Display *display = FRAME_X_DISPLAY (f); |
01f1ba30 JB |
1238 | |
1239 | BLOCK_INPUT; | |
82978295 | 1240 | screen_colormap = DefaultColormap (display, XDefaultScreen (display)); |
01f1ba30 | 1241 | |
82978295 RS |
1242 | status = XParseColor (display, screen_colormap, color, color_def); |
1243 | if (status && alloc) | |
1244 | { | |
d62c8769 GM |
1245 | /* Apply gamma correction. */ |
1246 | gamma_correct (f, color_def); | |
1247 | ||
82978295 RS |
1248 | status = XAllocColor (display, screen_colormap, color_def); |
1249 | if (!status) | |
1250 | { | |
1251 | /* If we got to this point, the colormap is full, so we're | |
1252 | going to try and get the next closest color. | |
1253 | The algorithm used is a least-squares matching, which is | |
1254 | what X uses for closest color matching with StaticColor visuals. */ | |
1255 | ||
1256 | XColor *cells; | |
1257 | int no_cells; | |
1258 | int nearest; | |
1259 | long nearest_delta, trial_delta; | |
1260 | int x; | |
1261 | ||
1262 | no_cells = XDisplayCells (display, XDefaultScreen (display)); | |
1263 | cells = (XColor *) alloca (sizeof (XColor) * no_cells); | |
1264 | ||
1265 | for (x = 0; x < no_cells; x++) | |
1266 | cells[x].pixel = x; | |
1267 | ||
1268 | XQueryColors (display, screen_colormap, cells, no_cells); | |
1269 | nearest = 0; | |
1270 | /* I'm assuming CSE so I'm not going to condense this. */ | |
1271 | nearest_delta = ((((color_def->red >> 8) - (cells[0].red >> 8)) | |
1272 | * ((color_def->red >> 8) - (cells[0].red >> 8))) | |
1273 | + | |
1274 | (((color_def->green >> 8) - (cells[0].green >> 8)) | |
1275 | * ((color_def->green >> 8) - (cells[0].green >> 8))) | |
1276 | + | |
1277 | (((color_def->blue >> 8) - (cells[0].blue >> 8)) | |
1278 | * ((color_def->blue >> 8) - (cells[0].blue >> 8)))); | |
1279 | for (x = 1; x < no_cells; x++) | |
1280 | { | |
1281 | trial_delta = ((((color_def->red >> 8) - (cells[x].red >> 8)) | |
1282 | * ((color_def->red >> 8) - (cells[x].red >> 8))) | |
1283 | + | |
1284 | (((color_def->green >> 8) - (cells[x].green >> 8)) | |
0e78b377 | 1285 | * ((color_def->green >> 8) - (cells[x].green >> 8))) |
82978295 RS |
1286 | + |
1287 | (((color_def->blue >> 8) - (cells[x].blue >> 8)) | |
1288 | * ((color_def->blue >> 8) - (cells[x].blue >> 8)))); | |
1289 | if (trial_delta < nearest_delta) | |
1290 | { | |
ffb16417 KH |
1291 | XColor temp; |
1292 | temp.red = cells[x].red; | |
1293 | temp.green = cells[x].green; | |
1294 | temp.blue = cells[x].blue; | |
1295 | status = XAllocColor (display, screen_colormap, &temp); | |
1296 | if (status) | |
1297 | { | |
1298 | nearest = x; | |
1299 | nearest_delta = trial_delta; | |
1300 | } | |
82978295 RS |
1301 | } |
1302 | } | |
1303 | color_def->red = cells[nearest].red; | |
1304 | color_def->green = cells[nearest].green; | |
1305 | color_def->blue = cells[nearest].blue; | |
1306 | status = XAllocColor (display, screen_colormap, color_def); | |
1307 | } | |
1308 | } | |
01f1ba30 JB |
1309 | UNBLOCK_INPUT; |
1310 | ||
82978295 | 1311 | if (status) |
01f1ba30 JB |
1312 | return 1; |
1313 | else | |
1314 | return 0; | |
1315 | } | |
1316 | ||
1317 | /* Given a string ARG naming a color, compute a pixel value from it | |
f676886a JB |
1318 | suitable for screen F. |
1319 | If F is not a color screen, return DEF (default) regardless of what | |
01f1ba30 JB |
1320 | ARG says. */ |
1321 | ||
1322 | int | |
b9dc4443 RS |
1323 | x_decode_color (f, arg, def) |
1324 | FRAME_PTR f; | |
01f1ba30 JB |
1325 | Lisp_Object arg; |
1326 | int def; | |
1327 | { | |
b9dc4443 | 1328 | XColor cdef; |
01f1ba30 JB |
1329 | |
1330 | CHECK_STRING (arg, 0); | |
1331 | ||
1332 | if (strcmp (XSTRING (arg)->data, "black") == 0) | |
b9dc4443 | 1333 | return BLACK_PIX_DEFAULT (f); |
01f1ba30 | 1334 | else if (strcmp (XSTRING (arg)->data, "white") == 0) |
b9dc4443 | 1335 | return WHITE_PIX_DEFAULT (f); |
01f1ba30 | 1336 | |
b9dc4443 | 1337 | if (FRAME_X_DISPLAY_INFO (f)->n_planes == 1) |
01f1ba30 | 1338 | return def; |
01f1ba30 | 1339 | |
2d764c78 | 1340 | /* x_defined_color is responsible for coping with failures |
95626e11 | 1341 | by looking for a near-miss. */ |
2d764c78 | 1342 | if (x_defined_color (f, XSTRING (arg)->data, &cdef, 1)) |
95626e11 RS |
1343 | return cdef.pixel; |
1344 | ||
79873d50 RS |
1345 | Fsignal (Qerror, Fcons (build_string ("undefined color"), |
1346 | Fcons (arg, Qnil))); | |
01f1ba30 JB |
1347 | } |
1348 | \f | |
d62c8769 GM |
1349 | /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is |
1350 | the previous value of that parameter, NEW_VALUE is the new value. */ | |
1351 | ||
1352 | static void | |
1353 | x_set_screen_gamma (f, new_value, old_value) | |
1354 | struct frame *f; | |
1355 | Lisp_Object new_value, old_value; | |
1356 | { | |
1357 | if (NILP (new_value)) | |
1358 | f->gamma = 0; | |
1359 | else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0) | |
1360 | /* The value 0.4545 is the normal viewing gamma. */ | |
1361 | f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value)); | |
1362 | else | |
1363 | Fsignal (Qerror, Fcons (build_string ("Illegal screen-gamma"), | |
1364 | Fcons (new_value, Qnil))); | |
1365 | ||
1366 | clear_face_cache (0); | |
1367 | } | |
1368 | ||
1369 | ||
f676886a | 1370 | /* Functions called only from `x_set_frame_param' |
01f1ba30 JB |
1371 | to set individual parameters. |
1372 | ||
fe24a618 | 1373 | If FRAME_X_WINDOW (f) is 0, |
f676886a | 1374 | the frame is being created and its X-window does not exist yet. |
01f1ba30 JB |
1375 | In that case, just record the parameter's new value |
1376 | in the standard place; do not attempt to change the window. */ | |
1377 | ||
1378 | void | |
f676886a JB |
1379 | x_set_foreground_color (f, arg, oldval) |
1380 | struct frame *f; | |
01f1ba30 JB |
1381 | Lisp_Object arg, oldval; |
1382 | { | |
a76206dc | 1383 | unsigned long pixel |
b9dc4443 | 1384 | = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
a76206dc | 1385 | |
51a1d2d8 | 1386 | unload_color (f, f->output_data.x->foreground_pixel); |
a76206dc RS |
1387 | f->output_data.x->foreground_pixel = pixel; |
1388 | ||
fe24a618 | 1389 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1390 | { |
01f1ba30 | 1391 | BLOCK_INPUT; |
7556890b RS |
1392 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1393 | f->output_data.x->foreground_pixel); | |
1394 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1395 | f->output_data.x->foreground_pixel); | |
01f1ba30 | 1396 | UNBLOCK_INPUT; |
05c8abbe | 1397 | update_face_from_frame_parameter (f, Qforeground_color, arg); |
179956b9 | 1398 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1399 | redraw_frame (f); |
01f1ba30 JB |
1400 | } |
1401 | } | |
1402 | ||
1403 | void | |
f676886a JB |
1404 | x_set_background_color (f, arg, oldval) |
1405 | struct frame *f; | |
01f1ba30 JB |
1406 | Lisp_Object arg, oldval; |
1407 | { | |
a76206dc | 1408 | unsigned long pixel |
b9dc4443 | 1409 | = x_decode_color (f, arg, WHITE_PIX_DEFAULT (f)); |
01f1ba30 | 1410 | |
51a1d2d8 | 1411 | unload_color (f, f->output_data.x->background_pixel); |
a76206dc RS |
1412 | f->output_data.x->background_pixel = pixel; |
1413 | ||
fe24a618 | 1414 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1415 | { |
1416 | BLOCK_INPUT; | |
b9dc4443 | 1417 | /* The main frame area. */ |
7556890b RS |
1418 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->normal_gc, |
1419 | f->output_data.x->background_pixel); | |
1420 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->reverse_gc, | |
1421 | f->output_data.x->background_pixel); | |
1422 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
1423 | f->output_data.x->background_pixel); | |
b9dc4443 | 1424 | XSetWindowBackground (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 1425 | f->output_data.x->background_pixel); |
d8acee5f KH |
1426 | { |
1427 | Lisp_Object bar; | |
1428 | for (bar = FRAME_SCROLL_BARS (f); !NILP (bar); | |
1429 | bar = XSCROLL_BAR (bar)->next) | |
b9dc4443 | 1430 | XSetWindowBackground (FRAME_X_DISPLAY (f), |
d8acee5f | 1431 | SCROLL_BAR_X_WINDOW (XSCROLL_BAR (bar)), |
7556890b | 1432 | f->output_data.x->background_pixel); |
d8acee5f | 1433 | } |
01f1ba30 JB |
1434 | UNBLOCK_INPUT; |
1435 | ||
05c8abbe | 1436 | update_face_from_frame_parameter (f, Qbackground_color, arg); |
ea96210c | 1437 | |
179956b9 | 1438 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1439 | redraw_frame (f); |
01f1ba30 JB |
1440 | } |
1441 | } | |
1442 | ||
1443 | void | |
f676886a JB |
1444 | x_set_mouse_color (f, arg, oldval) |
1445 | struct frame *f; | |
01f1ba30 JB |
1446 | Lisp_Object arg, oldval; |
1447 | { | |
95f80c78 | 1448 | Cursor cursor, nontext_cursor, mode_cursor, cross_cursor; |
333b20bb | 1449 | Cursor busy_cursor; |
1dc6cfa6 | 1450 | int count; |
51a1d2d8 KH |
1451 | unsigned long pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1452 | unsigned long mask_color = f->output_data.x->background_pixel; | |
a76206dc | 1453 | |
51a1d2d8 | 1454 | /* Don't let pointers be invisible. */ |
a76206dc RS |
1455 | if (mask_color == pixel |
1456 | && mask_color == f->output_data.x->background_pixel) | |
1457 | pixel = f->output_data.x->foreground_pixel; | |
1458 | ||
51a1d2d8 | 1459 | unload_color (f, f->output_data.x->mouse_pixel); |
a76206dc | 1460 | f->output_data.x->mouse_pixel = pixel; |
01f1ba30 JB |
1461 | |
1462 | BLOCK_INPUT; | |
fe24a618 | 1463 | |
eb8c3be9 | 1464 | /* It's not okay to crash if the user selects a screwy cursor. */ |
1dc6cfa6 | 1465 | count = x_catch_errors (FRAME_X_DISPLAY (f)); |
fe24a618 | 1466 | |
01f1ba30 JB |
1467 | if (!EQ (Qnil, Vx_pointer_shape)) |
1468 | { | |
1469 | CHECK_NUMBER (Vx_pointer_shape, 0); | |
b9dc4443 | 1470 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XINT (Vx_pointer_shape)); |
01f1ba30 JB |
1471 | } |
1472 | else | |
b9dc4443 | 1473 | cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1474 | x_check_errors (FRAME_X_DISPLAY (f), "bad text pointer cursor: %s"); |
01f1ba30 JB |
1475 | |
1476 | if (!EQ (Qnil, Vx_nontext_pointer_shape)) | |
1477 | { | |
1478 | CHECK_NUMBER (Vx_nontext_pointer_shape, 0); | |
b9dc4443 | 1479 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
01f1ba30 JB |
1480 | XINT (Vx_nontext_pointer_shape)); |
1481 | } | |
1482 | else | |
b9dc4443 | 1483 | nontext_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_left_ptr); |
c4ec904f | 1484 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); |
01f1ba30 | 1485 | |
333b20bb GM |
1486 | if (!EQ (Qnil, Vx_busy_pointer_shape)) |
1487 | { | |
1488 | CHECK_NUMBER (Vx_busy_pointer_shape, 0); | |
1489 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), | |
1490 | XINT (Vx_busy_pointer_shape)); | |
1491 | } | |
1492 | else | |
1493 | busy_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_watch); | |
1494 | x_check_errors (FRAME_X_DISPLAY (f), "bad busy pointer cursor: %s"); | |
1495 | ||
1496 | x_check_errors (FRAME_X_DISPLAY (f), "bad nontext pointer cursor: %s"); | |
01f1ba30 JB |
1497 | if (!EQ (Qnil, Vx_mode_pointer_shape)) |
1498 | { | |
1499 | CHECK_NUMBER (Vx_mode_pointer_shape, 0); | |
b9dc4443 RS |
1500 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), |
1501 | XINT (Vx_mode_pointer_shape)); | |
01f1ba30 JB |
1502 | } |
1503 | else | |
b9dc4443 | 1504 | mode_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_xterm); |
c4ec904f | 1505 | x_check_errors (FRAME_X_DISPLAY (f), "bad modeline pointer cursor: %s"); |
95f80c78 | 1506 | |
ca0ecbf5 | 1507 | if (!EQ (Qnil, Vx_sensitive_text_pointer_shape)) |
95f80c78 | 1508 | { |
ca0ecbf5 RS |
1509 | CHECK_NUMBER (Vx_sensitive_text_pointer_shape, 0); |
1510 | cross_cursor | |
b9dc4443 | 1511 | = XCreateFontCursor (FRAME_X_DISPLAY (f), |
ca0ecbf5 | 1512 | XINT (Vx_sensitive_text_pointer_shape)); |
95f80c78 FP |
1513 | } |
1514 | else | |
b9dc4443 | 1515 | cross_cursor = XCreateFontCursor (FRAME_X_DISPLAY (f), XC_crosshair); |
01f1ba30 | 1516 | |
fe24a618 | 1517 | /* Check and report errors with the above calls. */ |
c4ec904f | 1518 | x_check_errors (FRAME_X_DISPLAY (f), "can't set cursor shape: %s"); |
1dc6cfa6 | 1519 | x_uncatch_errors (FRAME_X_DISPLAY (f), count); |
fe24a618 | 1520 | |
01f1ba30 JB |
1521 | { |
1522 | XColor fore_color, back_color; | |
1523 | ||
7556890b | 1524 | fore_color.pixel = f->output_data.x->mouse_pixel; |
01f1ba30 | 1525 | back_color.pixel = mask_color; |
b9dc4443 RS |
1526 | XQueryColor (FRAME_X_DISPLAY (f), |
1527 | DefaultColormap (FRAME_X_DISPLAY (f), | |
1528 | DefaultScreen (FRAME_X_DISPLAY (f))), | |
01f1ba30 | 1529 | &fore_color); |
b9dc4443 RS |
1530 | XQueryColor (FRAME_X_DISPLAY (f), |
1531 | DefaultColormap (FRAME_X_DISPLAY (f), | |
1532 | DefaultScreen (FRAME_X_DISPLAY (f))), | |
01f1ba30 | 1533 | &back_color); |
b9dc4443 | 1534 | XRecolorCursor (FRAME_X_DISPLAY (f), cursor, |
01f1ba30 | 1535 | &fore_color, &back_color); |
b9dc4443 | 1536 | XRecolorCursor (FRAME_X_DISPLAY (f), nontext_cursor, |
01f1ba30 | 1537 | &fore_color, &back_color); |
b9dc4443 | 1538 | XRecolorCursor (FRAME_X_DISPLAY (f), mode_cursor, |
01f1ba30 | 1539 | &fore_color, &back_color); |
b9dc4443 | 1540 | XRecolorCursor (FRAME_X_DISPLAY (f), cross_cursor, |
95f80c78 | 1541 | &fore_color, &back_color); |
333b20bb GM |
1542 | XRecolorCursor (FRAME_X_DISPLAY (f), busy_cursor, |
1543 | &fore_color, &back_color); | |
01f1ba30 | 1544 | } |
01f1ba30 | 1545 | |
fe24a618 | 1546 | if (FRAME_X_WINDOW (f) != 0) |
333b20bb | 1547 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), cursor); |
01f1ba30 | 1548 | |
7556890b RS |
1549 | if (cursor != f->output_data.x->text_cursor && f->output_data.x->text_cursor != 0) |
1550 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->text_cursor); | |
1551 | f->output_data.x->text_cursor = cursor; | |
3457bc6e | 1552 | |
7556890b RS |
1553 | if (nontext_cursor != f->output_data.x->nontext_cursor |
1554 | && f->output_data.x->nontext_cursor != 0) | |
1555 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->nontext_cursor); | |
1556 | f->output_data.x->nontext_cursor = nontext_cursor; | |
f676886a | 1557 | |
333b20bb GM |
1558 | if (busy_cursor != f->output_data.x->busy_cursor |
1559 | && f->output_data.x->busy_cursor != 0) | |
1560 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->busy_cursor); | |
1561 | f->output_data.x->busy_cursor = busy_cursor; | |
1562 | ||
7556890b RS |
1563 | if (mode_cursor != f->output_data.x->modeline_cursor |
1564 | && f->output_data.x->modeline_cursor != 0) | |
1565 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->modeline_cursor); | |
1566 | f->output_data.x->modeline_cursor = mode_cursor; | |
333b20bb | 1567 | |
7556890b RS |
1568 | if (cross_cursor != f->output_data.x->cross_cursor |
1569 | && f->output_data.x->cross_cursor != 0) | |
1570 | XFreeCursor (FRAME_X_DISPLAY (f), f->output_data.x->cross_cursor); | |
1571 | f->output_data.x->cross_cursor = cross_cursor; | |
01f1ba30 | 1572 | |
b9dc4443 | 1573 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 | 1574 | UNBLOCK_INPUT; |
05c8abbe GM |
1575 | |
1576 | update_face_from_frame_parameter (f, Qmouse_color, arg); | |
01f1ba30 JB |
1577 | } |
1578 | ||
1579 | void | |
f676886a JB |
1580 | x_set_cursor_color (f, arg, oldval) |
1581 | struct frame *f; | |
01f1ba30 JB |
1582 | Lisp_Object arg, oldval; |
1583 | { | |
a76206dc | 1584 | unsigned long fore_pixel, pixel; |
01f1ba30 JB |
1585 | |
1586 | if (!EQ (Vx_cursor_fore_pixel, Qnil)) | |
b9dc4443 RS |
1587 | fore_pixel = x_decode_color (f, Vx_cursor_fore_pixel, |
1588 | WHITE_PIX_DEFAULT (f)); | |
01f1ba30 | 1589 | else |
7556890b | 1590 | fore_pixel = f->output_data.x->background_pixel; |
a76206dc RS |
1591 | pixel = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
1592 | ||
f9942c9e | 1593 | /* Make sure that the cursor color differs from the background color. */ |
a76206dc | 1594 | if (pixel == f->output_data.x->background_pixel) |
01f1ba30 | 1595 | { |
a76206dc RS |
1596 | pixel = f->output_data.x->mouse_pixel; |
1597 | if (pixel == fore_pixel) | |
7556890b | 1598 | fore_pixel = f->output_data.x->background_pixel; |
01f1ba30 | 1599 | } |
a76206dc | 1600 | |
51a1d2d8 | 1601 | unload_color (f, f->output_data.x->cursor_foreground_pixel); |
7556890b | 1602 | f->output_data.x->cursor_foreground_pixel = fore_pixel; |
01f1ba30 | 1603 | |
51a1d2d8 | 1604 | unload_color (f, f->output_data.x->cursor_pixel); |
a76206dc RS |
1605 | f->output_data.x->cursor_pixel = pixel; |
1606 | ||
fe24a618 | 1607 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1608 | { |
01f1ba30 | 1609 | BLOCK_INPUT; |
7556890b RS |
1610 | XSetBackground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, |
1611 | f->output_data.x->cursor_pixel); | |
1612 | XSetForeground (FRAME_X_DISPLAY (f), f->output_data.x->cursor_gc, | |
01f1ba30 JB |
1613 | fore_pixel); |
1614 | UNBLOCK_INPUT; | |
01f1ba30 | 1615 | |
179956b9 | 1616 | if (FRAME_VISIBLE_P (f)) |
01f1ba30 | 1617 | { |
cedadcfa RS |
1618 | x_update_cursor (f, 0); |
1619 | x_update_cursor (f, 1); | |
01f1ba30 JB |
1620 | } |
1621 | } | |
05c8abbe GM |
1622 | |
1623 | update_face_from_frame_parameter (f, Qcursor_color, arg); | |
01f1ba30 | 1624 | } |
943b580d | 1625 | \f |
f676886a | 1626 | /* Set the border-color of frame F to value described by ARG. |
01f1ba30 JB |
1627 | ARG can be a string naming a color. |
1628 | The border-color is used for the border that is drawn by the X server. | |
1629 | Note that this does not fully take effect if done before | |
f676886a | 1630 | F has an x-window; it must be redone when the window is created. |
01f1ba30 JB |
1631 | |
1632 | Note: this is done in two routines because of the way X10 works. | |
1633 | ||
1634 | Note: under X11, this is normally the province of the window manager, | |
b9dc4443 | 1635 | and so emacs' border colors may be overridden. */ |
01f1ba30 JB |
1636 | |
1637 | void | |
f676886a JB |
1638 | x_set_border_color (f, arg, oldval) |
1639 | struct frame *f; | |
01f1ba30 JB |
1640 | Lisp_Object arg, oldval; |
1641 | { | |
01f1ba30 JB |
1642 | int pix; |
1643 | ||
1644 | CHECK_STRING (arg, 0); | |
b9dc4443 | 1645 | pix = x_decode_color (f, arg, BLACK_PIX_DEFAULT (f)); |
f676886a | 1646 | x_set_border_pixel (f, pix); |
05c8abbe | 1647 | update_face_from_frame_parameter (f, Qborder_color, arg); |
01f1ba30 JB |
1648 | } |
1649 | ||
f676886a | 1650 | /* Set the border-color of frame F to pixel value PIX. |
01f1ba30 | 1651 | Note that this does not fully take effect if done before |
f676886a | 1652 | F has an x-window. */ |
01f1ba30 | 1653 | |
968b1234 | 1654 | void |
f676886a JB |
1655 | x_set_border_pixel (f, pix) |
1656 | struct frame *f; | |
01f1ba30 JB |
1657 | int pix; |
1658 | { | |
a76206dc | 1659 | unload_color (f, f->output_data.x->border_pixel); |
7556890b | 1660 | f->output_data.x->border_pixel = pix; |
01f1ba30 | 1661 | |
7556890b | 1662 | if (FRAME_X_WINDOW (f) != 0 && f->output_data.x->border_width > 0) |
01f1ba30 | 1663 | { |
01f1ba30 | 1664 | BLOCK_INPUT; |
b9dc4443 | 1665 | XSetWindowBorder (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
270958e8 | 1666 | (unsigned long)pix); |
01f1ba30 JB |
1667 | UNBLOCK_INPUT; |
1668 | ||
179956b9 | 1669 | if (FRAME_VISIBLE_P (f)) |
f676886a | 1670 | redraw_frame (f); |
01f1ba30 JB |
1671 | } |
1672 | } | |
1673 | ||
dbc4e1c1 JB |
1674 | void |
1675 | x_set_cursor_type (f, arg, oldval) | |
1676 | FRAME_PTR f; | |
1677 | Lisp_Object arg, oldval; | |
1678 | { | |
1679 | if (EQ (arg, Qbar)) | |
c3211206 | 1680 | { |
333b20bb | 1681 | FRAME_DESIRED_CURSOR (f) = BAR_CURSOR; |
7556890b | 1682 | f->output_data.x->cursor_width = 2; |
c3211206 | 1683 | } |
8e713be6 KR |
1684 | else if (CONSP (arg) && EQ (XCAR (arg), Qbar) |
1685 | && INTEGERP (XCDR (arg))) | |
c3211206 | 1686 | { |
333b20bb | 1687 | FRAME_DESIRED_CURSOR (f) = BAR_CURSOR; |
8e713be6 | 1688 | f->output_data.x->cursor_width = XINT (XCDR (arg)); |
c3211206 | 1689 | } |
dbc4e1c1 | 1690 | else |
c3211206 RS |
1691 | /* Treat anything unknown as "box cursor". |
1692 | It was bad to signal an error; people have trouble fixing | |
1693 | .Xdefaults with Emacs, when it has something bad in it. */ | |
333b20bb | 1694 | FRAME_DESIRED_CURSOR (f) = FILLED_BOX_CURSOR; |
dbc4e1c1 JB |
1695 | |
1696 | /* Make sure the cursor gets redrawn. This is overkill, but how | |
1697 | often do people change cursor types? */ | |
1698 | update_mode_lines++; | |
1699 | } | |
943b580d | 1700 | \f |
01f1ba30 | 1701 | void |
f676886a JB |
1702 | x_set_icon_type (f, arg, oldval) |
1703 | struct frame *f; | |
01f1ba30 JB |
1704 | Lisp_Object arg, oldval; |
1705 | { | |
01f1ba30 JB |
1706 | int result; |
1707 | ||
203c1d73 RS |
1708 | if (STRINGP (arg)) |
1709 | { | |
1710 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1711 | return; | |
1712 | } | |
1713 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
01f1ba30 JB |
1714 | return; |
1715 | ||
1716 | BLOCK_INPUT; | |
265a9e55 | 1717 | if (NILP (arg)) |
80534dd6 | 1718 | result = x_text_icon (f, |
f468da95 RS |
1719 | (char *) XSTRING ((!NILP (f->icon_name) |
1720 | ? f->icon_name | |
80534dd6 | 1721 | : f->name))->data); |
f1c7b5a6 RS |
1722 | else |
1723 | result = x_bitmap_icon (f, arg); | |
01f1ba30 JB |
1724 | |
1725 | if (result) | |
1726 | { | |
01f1ba30 | 1727 | UNBLOCK_INPUT; |
0fb53770 | 1728 | error ("No icon window available"); |
01f1ba30 JB |
1729 | } |
1730 | ||
b9dc4443 | 1731 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
1732 | UNBLOCK_INPUT; |
1733 | } | |
1734 | ||
f1c7b5a6 | 1735 | /* Return non-nil if frame F wants a bitmap icon. */ |
0fb53770 | 1736 | |
f1c7b5a6 | 1737 | Lisp_Object |
0fb53770 RS |
1738 | x_icon_type (f) |
1739 | FRAME_PTR f; | |
1740 | { | |
1741 | Lisp_Object tem; | |
1742 | ||
1743 | tem = assq_no_quit (Qicon_type, f->param_alist); | |
f1c7b5a6 | 1744 | if (CONSP (tem)) |
8e713be6 | 1745 | return XCDR (tem); |
f1c7b5a6 RS |
1746 | else |
1747 | return Qnil; | |
0fb53770 RS |
1748 | } |
1749 | ||
80534dd6 KH |
1750 | void |
1751 | x_set_icon_name (f, arg, oldval) | |
1752 | struct frame *f; | |
1753 | Lisp_Object arg, oldval; | |
1754 | { | |
80534dd6 KH |
1755 | int result; |
1756 | ||
1757 | if (STRINGP (arg)) | |
1758 | { | |
1759 | if (STRINGP (oldval) && EQ (Fstring_equal (oldval, arg), Qt)) | |
1760 | return; | |
1761 | } | |
1762 | else if (!STRINGP (oldval) && EQ (oldval, Qnil) == EQ (arg, Qnil)) | |
1763 | return; | |
1764 | ||
f468da95 | 1765 | f->icon_name = arg; |
80534dd6 | 1766 | |
7556890b | 1767 | if (f->output_data.x->icon_bitmap != 0) |
80534dd6 KH |
1768 | return; |
1769 | ||
1770 | BLOCK_INPUT; | |
1771 | ||
1772 | result = x_text_icon (f, | |
f468da95 RS |
1773 | (char *) XSTRING ((!NILP (f->icon_name) |
1774 | ? f->icon_name | |
943b580d RS |
1775 | : !NILP (f->title) |
1776 | ? f->title | |
80534dd6 KH |
1777 | : f->name))->data); |
1778 | ||
1779 | if (result) | |
1780 | { | |
1781 | UNBLOCK_INPUT; | |
1782 | error ("No icon window available"); | |
1783 | } | |
1784 | ||
80534dd6 KH |
1785 | XFlush (FRAME_X_DISPLAY (f)); |
1786 | UNBLOCK_INPUT; | |
1787 | } | |
943b580d | 1788 | \f |
01f1ba30 | 1789 | void |
f676886a JB |
1790 | x_set_font (f, arg, oldval) |
1791 | struct frame *f; | |
01f1ba30 JB |
1792 | Lisp_Object arg, oldval; |
1793 | { | |
ea96210c | 1794 | Lisp_Object result; |
942ea06d | 1795 | Lisp_Object fontset_name; |
a367641f | 1796 | Lisp_Object frame; |
01f1ba30 JB |
1797 | |
1798 | CHECK_STRING (arg, 1); | |
01f1ba30 | 1799 | |
49965a29 | 1800 | fontset_name = Fquery_fontset (arg, Qnil); |
942ea06d | 1801 | |
01f1ba30 | 1802 | BLOCK_INPUT; |
942ea06d KH |
1803 | result = (STRINGP (fontset_name) |
1804 | ? x_new_fontset (f, XSTRING (fontset_name)->data) | |
1805 | : x_new_font (f, XSTRING (arg)->data)); | |
01f1ba30 JB |
1806 | UNBLOCK_INPUT; |
1807 | ||
ea96210c | 1808 | if (EQ (result, Qnil)) |
1c59f5df | 1809 | error ("Font `%s' is not defined", XSTRING (arg)->data); |
ea96210c | 1810 | else if (EQ (result, Qt)) |
26e18ed9 | 1811 | error ("The characters of the given font have varying widths"); |
ea96210c JB |
1812 | else if (STRINGP (result)) |
1813 | { | |
ea96210c | 1814 | store_frame_param (f, Qfont, result); |
333b20bb | 1815 | recompute_basic_faces (f); |
ea96210c JB |
1816 | } |
1817 | else | |
1818 | abort (); | |
a367641f | 1819 | |
8938a4fb | 1820 | do_pending_window_change (0); |
95aa0336 | 1821 | |
333b20bb GM |
1822 | /* Don't call `face-set-after-frame-default' when faces haven't been |
1823 | initialized yet. This is the case when called from | |
1824 | Fx_create_frame. In that case, the X widget or window doesn't | |
1825 | exist either, and we can end up in x_report_frame_params with a | |
1826 | null widget which gives a segfault. */ | |
1827 | if (FRAME_FACE_CACHE (f)) | |
1828 | { | |
1829 | XSETFRAME (frame, f); | |
1830 | call1 (Qface_set_after_frame_default, frame); | |
1831 | } | |
01f1ba30 JB |
1832 | } |
1833 | ||
1834 | void | |
f676886a JB |
1835 | x_set_border_width (f, arg, oldval) |
1836 | struct frame *f; | |
01f1ba30 JB |
1837 | Lisp_Object arg, oldval; |
1838 | { | |
1839 | CHECK_NUMBER (arg, 0); | |
1840 | ||
7556890b | 1841 | if (XINT (arg) == f->output_data.x->border_width) |
01f1ba30 JB |
1842 | return; |
1843 | ||
fe24a618 | 1844 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 JB |
1845 | error ("Cannot change the border width of a window"); |
1846 | ||
7556890b | 1847 | f->output_data.x->border_width = XINT (arg); |
01f1ba30 JB |
1848 | } |
1849 | ||
1850 | void | |
f676886a JB |
1851 | x_set_internal_border_width (f, arg, oldval) |
1852 | struct frame *f; | |
01f1ba30 JB |
1853 | Lisp_Object arg, oldval; |
1854 | { | |
7556890b | 1855 | int old = f->output_data.x->internal_border_width; |
01f1ba30 JB |
1856 | |
1857 | CHECK_NUMBER (arg, 0); | |
7556890b RS |
1858 | f->output_data.x->internal_border_width = XINT (arg); |
1859 | if (f->output_data.x->internal_border_width < 0) | |
1860 | f->output_data.x->internal_border_width = 0; | |
01f1ba30 | 1861 | |
d3b06468 | 1862 | #ifdef USE_X_TOOLKIT |
2a8a07d4 | 1863 | if (f->output_data.x->edit_widget) |
968b1234 | 1864 | widget_store_internal_border (f->output_data.x->edit_widget); |
d3b06468 | 1865 | #endif |
2a8a07d4 | 1866 | |
7556890b | 1867 | if (f->output_data.x->internal_border_width == old) |
01f1ba30 JB |
1868 | return; |
1869 | ||
fe24a618 | 1870 | if (FRAME_X_WINDOW (f) != 0) |
01f1ba30 | 1871 | { |
363f7e15 | 1872 | x_set_window_size (f, 0, f->width, f->height); |
f676886a | 1873 | SET_FRAME_GARBAGED (f); |
8938a4fb | 1874 | do_pending_window_change (0); |
01f1ba30 JB |
1875 | } |
1876 | } | |
1877 | ||
d043f1a4 RS |
1878 | void |
1879 | x_set_visibility (f, value, oldval) | |
1880 | struct frame *f; | |
1881 | Lisp_Object value, oldval; | |
1882 | { | |
1883 | Lisp_Object frame; | |
191ed777 | 1884 | XSETFRAME (frame, f); |
d043f1a4 RS |
1885 | |
1886 | if (NILP (value)) | |
363f7e15 | 1887 | Fmake_frame_invisible (frame, Qt); |
49795535 | 1888 | else if (EQ (value, Qicon)) |
d043f1a4 | 1889 | Ficonify_frame (frame); |
49795535 JB |
1890 | else |
1891 | Fmake_frame_visible (frame); | |
d043f1a4 | 1892 | } |
943b580d | 1893 | \f |
d043f1a4 RS |
1894 | static void |
1895 | x_set_menu_bar_lines_1 (window, n) | |
1896 | Lisp_Object window; | |
1897 | int n; | |
1898 | { | |
47c0f58b | 1899 | struct window *w = XWINDOW (window); |
d043f1a4 | 1900 | |
e33f7330 KH |
1901 | XSETFASTINT (w->top, XFASTINT (w->top) + n); |
1902 | XSETFASTINT (w->height, XFASTINT (w->height) - n); | |
d043f1a4 | 1903 | |
47c0f58b RS |
1904 | /* Handle just the top child in a vertical split. */ |
1905 | if (!NILP (w->vchild)) | |
1906 | x_set_menu_bar_lines_1 (w->vchild, n); | |
d043f1a4 | 1907 | |
47c0f58b RS |
1908 | /* Adjust all children in a horizontal split. */ |
1909 | for (window = w->hchild; !NILP (window); window = w->next) | |
1910 | { | |
1911 | w = XWINDOW (window); | |
1912 | x_set_menu_bar_lines_1 (window, n); | |
d043f1a4 RS |
1913 | } |
1914 | } | |
1915 | ||
1916 | void | |
1917 | x_set_menu_bar_lines (f, value, oldval) | |
1918 | struct frame *f; | |
1919 | Lisp_Object value, oldval; | |
1920 | { | |
1921 | int nlines; | |
b6d7acec | 1922 | #ifndef USE_X_TOOLKIT |
d043f1a4 | 1923 | int olines = FRAME_MENU_BAR_LINES (f); |
b6d7acec | 1924 | #endif |
d043f1a4 | 1925 | |
f64ba6ea JB |
1926 | /* Right now, menu bars don't work properly in minibuf-only frames; |
1927 | most of the commands try to apply themselves to the minibuffer | |
333b20bb | 1928 | frame itself, and get an error because you can't switch buffers |
f64ba6ea | 1929 | in or split the minibuffer window. */ |
519066d2 | 1930 | if (FRAME_MINIBUF_ONLY_P (f)) |
f64ba6ea JB |
1931 | return; |
1932 | ||
6a5e54e2 | 1933 | if (INTEGERP (value)) |
d043f1a4 RS |
1934 | nlines = XINT (value); |
1935 | else | |
1936 | nlines = 0; | |
1937 | ||
3d09b6be RS |
1938 | /* Make sure we redisplay all windows in this frame. */ |
1939 | windows_or_buffers_changed++; | |
1940 | ||
9ef48a9d RS |
1941 | #ifdef USE_X_TOOLKIT |
1942 | FRAME_MENU_BAR_LINES (f) = 0; | |
1943 | if (nlines) | |
0d8ef3f4 RS |
1944 | { |
1945 | FRAME_EXTERNAL_MENU_BAR (f) = 1; | |
97a1ff91 | 1946 | if (FRAME_X_P (f) && f->output_data.x->menubar_widget == 0) |
0d8ef3f4 RS |
1947 | /* Make sure next redisplay shows the menu bar. */ |
1948 | XWINDOW (FRAME_SELECTED_WINDOW (f))->update_mode_line = Qt; | |
1949 | } | |
9ef48a9d RS |
1950 | else |
1951 | { | |
6bc20398 FP |
1952 | if (FRAME_EXTERNAL_MENU_BAR (f) == 1) |
1953 | free_frame_menubar (f); | |
9ef48a9d | 1954 | FRAME_EXTERNAL_MENU_BAR (f) = 0; |
97a1ff91 RS |
1955 | if (FRAME_X_P (f)) |
1956 | f->output_data.x->menubar_widget = 0; | |
9ef48a9d RS |
1957 | } |
1958 | #else /* not USE_X_TOOLKIT */ | |
d043f1a4 RS |
1959 | FRAME_MENU_BAR_LINES (f) = nlines; |
1960 | x_set_menu_bar_lines_1 (f->root_window, nlines - olines); | |
9ef48a9d | 1961 | #endif /* not USE_X_TOOLKIT */ |
333b20bb GM |
1962 | adjust_glyphs (f); |
1963 | } | |
1964 | ||
1965 | ||
1966 | /* Set the number of lines used for the tool bar of frame F to VALUE. | |
1967 | VALUE not an integer, or < 0 means set the lines to zero. OLDVAL | |
1968 | is the old number of tool bar lines. This function changes the | |
1969 | height of all windows on frame F to match the new tool bar height. | |
1970 | The frame's height doesn't change. */ | |
1971 | ||
1972 | void | |
9ea173e8 | 1973 | x_set_tool_bar_lines (f, value, oldval) |
333b20bb GM |
1974 | struct frame *f; |
1975 | Lisp_Object value, oldval; | |
1976 | { | |
1977 | int delta, nlines; | |
1978 | ||
1979 | /* Use VALUE only if an integer >= 0. */ | |
1980 | if (INTEGERP (value) && XINT (value) >= 0) | |
1981 | nlines = XFASTINT (value); | |
1982 | else | |
1983 | nlines = 0; | |
1984 | ||
1985 | /* Make sure we redisplay all windows in this frame. */ | |
1986 | ++windows_or_buffers_changed; | |
1987 | ||
9ea173e8 GM |
1988 | delta = nlines - FRAME_TOOL_BAR_LINES (f); |
1989 | FRAME_TOOL_BAR_LINES (f) = nlines; | |
333b20bb GM |
1990 | x_set_menu_bar_lines_1 (FRAME_ROOT_WINDOW (f), delta); |
1991 | adjust_glyphs (f); | |
1992 | } | |
1993 | ||
1994 | ||
1995 | /* Set the foreground color for scroll bars on frame F to VALUE. | |
1996 | VALUE should be a string, a color name. If it isn't a string or | |
1997 | isn't a valid color name, do nothing. OLDVAL is the old value of | |
1998 | the frame parameter. */ | |
1999 | ||
2000 | void | |
2001 | x_set_scroll_bar_foreground (f, value, oldval) | |
2002 | struct frame *f; | |
2003 | Lisp_Object value, oldval; | |
2004 | { | |
2005 | unsigned long pixel; | |
2006 | ||
2007 | if (STRINGP (value)) | |
2008 | pixel = x_decode_color (f, value, BLACK_PIX_DEFAULT (f)); | |
2009 | else | |
2010 | pixel = -1; | |
2011 | ||
2012 | if (f->output_data.x->scroll_bar_foreground_pixel != -1) | |
2013 | unload_color (f, f->output_data.x->scroll_bar_foreground_pixel); | |
2014 | ||
2015 | f->output_data.x->scroll_bar_foreground_pixel = pixel; | |
2016 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2017 | { | |
2018 | /* Remove all scroll bars because they have wrong colors. */ | |
2019 | if (condemn_scroll_bars_hook) | |
2020 | (*condemn_scroll_bars_hook) (f); | |
2021 | if (judge_scroll_bars_hook) | |
2022 | (*judge_scroll_bars_hook) (f); | |
05c8abbe GM |
2023 | |
2024 | update_face_from_frame_parameter (f, Qscroll_bar_foreground, value); | |
333b20bb GM |
2025 | redraw_frame (f); |
2026 | } | |
2027 | } | |
2028 | ||
2029 | ||
2030 | /* Set the background color for scroll bars on frame F to VALUE VALUE | |
2031 | should be a string, a color name. If it isn't a string or isn't a | |
2032 | valid color name, do nothing. OLDVAL is the old value of the frame | |
2033 | parameter. */ | |
2034 | ||
2035 | void | |
2036 | x_set_scroll_bar_background (f, value, oldval) | |
2037 | struct frame *f; | |
2038 | Lisp_Object value, oldval; | |
2039 | { | |
2040 | unsigned long pixel; | |
2041 | ||
2042 | if (STRINGP (value)) | |
2043 | pixel = x_decode_color (f, value, WHITE_PIX_DEFAULT (f)); | |
2044 | else | |
2045 | pixel = -1; | |
2046 | ||
2047 | if (f->output_data.x->scroll_bar_background_pixel != -1) | |
2048 | unload_color (f, f->output_data.x->scroll_bar_background_pixel); | |
2049 | ||
2050 | f->output_data.x->scroll_bar_background_pixel = pixel; | |
2051 | if (FRAME_X_WINDOW (f) && FRAME_VISIBLE_P (f)) | |
2052 | { | |
2053 | /* Remove all scroll bars because they have wrong colors. */ | |
2054 | if (condemn_scroll_bars_hook) | |
2055 | (*condemn_scroll_bars_hook) (f); | |
2056 | if (judge_scroll_bars_hook) | |
2057 | (*judge_scroll_bars_hook) (f); | |
2058 | ||
05c8abbe | 2059 | update_face_from_frame_parameter (f, Qscroll_bar_background, value); |
333b20bb GM |
2060 | redraw_frame (f); |
2061 | } | |
d043f1a4 | 2062 | } |
333b20bb | 2063 | |
943b580d | 2064 | \f |
75f9d625 | 2065 | /* Change the name of frame F to NAME. If NAME is nil, set F's name to |
f945b920 JB |
2066 | x_id_name. |
2067 | ||
2068 | If EXPLICIT is non-zero, that indicates that lisp code is setting the | |
75f9d625 DM |
2069 | name; if NAME is a string, set F's name to NAME and set |
2070 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
f945b920 JB |
2071 | |
2072 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2073 | suggesting a new name, which lisp code should override; if | |
2074 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2075 | ||
2076 | void | |
2077 | x_set_name (f, name, explicit) | |
2078 | struct frame *f; | |
2079 | Lisp_Object name; | |
2080 | int explicit; | |
2081 | { | |
2082 | /* Make sure that requests from lisp code override requests from | |
2083 | Emacs redisplay code. */ | |
2084 | if (explicit) | |
2085 | { | |
2086 | /* If we're switching from explicit to implicit, we had better | |
2087 | update the mode lines and thereby update the title. */ | |
2088 | if (f->explicit_name && NILP (name)) | |
cf177271 | 2089 | update_mode_lines = 1; |
f945b920 JB |
2090 | |
2091 | f->explicit_name = ! NILP (name); | |
2092 | } | |
2093 | else if (f->explicit_name) | |
2094 | return; | |
2095 | ||
2096 | /* If NAME is nil, set the name to the x_id_name. */ | |
2097 | if (NILP (name)) | |
f10f0b79 RS |
2098 | { |
2099 | /* Check for no change needed in this very common case | |
2100 | before we do any consing. */ | |
08a90d6a RS |
2101 | if (!strcmp (FRAME_X_DISPLAY_INFO (f)->x_id_name, |
2102 | XSTRING (f->name)->data)) | |
f10f0b79 | 2103 | return; |
08a90d6a | 2104 | name = build_string (FRAME_X_DISPLAY_INFO (f)->x_id_name); |
f10f0b79 | 2105 | } |
62265f1c | 2106 | else |
f945b920 | 2107 | CHECK_STRING (name, 0); |
01f1ba30 | 2108 | |
f945b920 JB |
2109 | /* Don't change the name if it's already NAME. */ |
2110 | if (! NILP (Fstring_equal (name, f->name))) | |
daa37602 JB |
2111 | return; |
2112 | ||
943b580d RS |
2113 | f->name = name; |
2114 | ||
2115 | /* For setting the frame title, the title parameter should override | |
2116 | the name parameter. */ | |
2117 | if (! NILP (f->title)) | |
2118 | name = f->title; | |
2119 | ||
fe24a618 | 2120 | if (FRAME_X_WINDOW (f)) |
01f1ba30 | 2121 | { |
01f1ba30 | 2122 | BLOCK_INPUT; |
fe24a618 JB |
2123 | #ifdef HAVE_X11R4 |
2124 | { | |
80534dd6 KH |
2125 | XTextProperty text, icon; |
2126 | Lisp_Object icon_name; | |
2127 | ||
fe24a618 JB |
2128 | text.value = XSTRING (name)->data; |
2129 | text.encoding = XA_STRING; | |
2130 | text.format = 8; | |
fc932ac6 | 2131 | text.nitems = STRING_BYTES (XSTRING (name)); |
80534dd6 | 2132 | |
f468da95 | 2133 | icon_name = (!NILP (f->icon_name) ? f->icon_name : name); |
80534dd6 KH |
2134 | |
2135 | icon.value = XSTRING (icon_name)->data; | |
2136 | icon.encoding = XA_STRING; | |
2137 | icon.format = 8; | |
fc932ac6 | 2138 | icon.nitems = STRING_BYTES (XSTRING (icon_name)); |
9ef48a9d | 2139 | #ifdef USE_X_TOOLKIT |
b9dc4443 | 2140 | XSetWMName (FRAME_X_DISPLAY (f), |
7556890b RS |
2141 | XtWindow (f->output_data.x->widget), &text); |
2142 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
80534dd6 | 2143 | &icon); |
9ef48a9d | 2144 | #else /* not USE_X_TOOLKIT */ |
b9dc4443 | 2145 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); |
80534dd6 | 2146 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); |
9ef48a9d | 2147 | #endif /* not USE_X_TOOLKIT */ |
fe24a618 | 2148 | } |
9ef48a9d | 2149 | #else /* not HAVE_X11R4 */ |
b9dc4443 | 2150 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2151 | XSTRING (name)->data); |
b9dc4443 | 2152 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
fe24a618 | 2153 | XSTRING (name)->data); |
9ef48a9d | 2154 | #endif /* not HAVE_X11R4 */ |
01f1ba30 JB |
2155 | UNBLOCK_INPUT; |
2156 | } | |
f945b920 JB |
2157 | } |
2158 | ||
2159 | /* This function should be called when the user's lisp code has | |
2160 | specified a name for the frame; the name will override any set by the | |
2161 | redisplay code. */ | |
2162 | void | |
2163 | x_explicitly_set_name (f, arg, oldval) | |
2164 | FRAME_PTR f; | |
2165 | Lisp_Object arg, oldval; | |
2166 | { | |
2167 | x_set_name (f, arg, 1); | |
2168 | } | |
2169 | ||
2170 | /* This function should be called by Emacs redisplay code to set the | |
2171 | name; names set this way will never override names set by the user's | |
2172 | lisp code. */ | |
25250031 | 2173 | void |
f945b920 JB |
2174 | x_implicitly_set_name (f, arg, oldval) |
2175 | FRAME_PTR f; | |
2176 | Lisp_Object arg, oldval; | |
2177 | { | |
2178 | x_set_name (f, arg, 0); | |
01f1ba30 | 2179 | } |
943b580d RS |
2180 | \f |
2181 | /* Change the title of frame F to NAME. | |
2182 | If NAME is nil, use the frame name as the title. | |
01f1ba30 | 2183 | |
943b580d RS |
2184 | If EXPLICIT is non-zero, that indicates that lisp code is setting the |
2185 | name; if NAME is a string, set F's name to NAME and set | |
2186 | F->explicit_name; if NAME is Qnil, then clear F->explicit_name. | |
2187 | ||
2188 | If EXPLICIT is zero, that indicates that Emacs redisplay code is | |
2189 | suggesting a new name, which lisp code should override; if | |
2190 | F->explicit_name is set, ignore the new name; otherwise, set it. */ | |
2191 | ||
2192 | void | |
d62c8769 | 2193 | x_set_title (f, name, old_name) |
943b580d | 2194 | struct frame *f; |
d62c8769 | 2195 | Lisp_Object name, old_name; |
943b580d RS |
2196 | { |
2197 | /* Don't change the title if it's already NAME. */ | |
2198 | if (EQ (name, f->title)) | |
2199 | return; | |
2200 | ||
2201 | update_mode_lines = 1; | |
2202 | ||
2203 | f->title = name; | |
2204 | ||
2205 | if (NILP (name)) | |
2206 | name = f->name; | |
beb403b3 RS |
2207 | else |
2208 | CHECK_STRING (name, 0); | |
943b580d RS |
2209 | |
2210 | if (FRAME_X_WINDOW (f)) | |
2211 | { | |
2212 | BLOCK_INPUT; | |
2213 | #ifdef HAVE_X11R4 | |
2214 | { | |
2215 | XTextProperty text, icon; | |
2216 | Lisp_Object icon_name; | |
2217 | ||
2218 | text.value = XSTRING (name)->data; | |
2219 | text.encoding = XA_STRING; | |
2220 | text.format = 8; | |
fc932ac6 | 2221 | text.nitems = STRING_BYTES (XSTRING (name)); |
943b580d RS |
2222 | |
2223 | icon_name = (!NILP (f->icon_name) ? f->icon_name : name); | |
2224 | ||
2225 | icon.value = XSTRING (icon_name)->data; | |
2226 | icon.encoding = XA_STRING; | |
2227 | icon.format = 8; | |
fc932ac6 | 2228 | icon.nitems = STRING_BYTES (XSTRING (icon_name)); |
943b580d RS |
2229 | #ifdef USE_X_TOOLKIT |
2230 | XSetWMName (FRAME_X_DISPLAY (f), | |
2231 | XtWindow (f->output_data.x->widget), &text); | |
2232 | XSetWMIconName (FRAME_X_DISPLAY (f), XtWindow (f->output_data.x->widget), | |
2233 | &icon); | |
2234 | #else /* not USE_X_TOOLKIT */ | |
2235 | XSetWMName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &text); | |
2236 | XSetWMIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &icon); | |
2237 | #endif /* not USE_X_TOOLKIT */ | |
2238 | } | |
2239 | #else /* not HAVE_X11R4 */ | |
2240 | XSetIconName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2241 | XSTRING (name)->data); | |
2242 | XStoreName (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
2243 | XSTRING (name)->data); | |
2244 | #endif /* not HAVE_X11R4 */ | |
2245 | UNBLOCK_INPUT; | |
2246 | } | |
2247 | } | |
2248 | \f | |
01f1ba30 | 2249 | void |
f676886a JB |
2250 | x_set_autoraise (f, arg, oldval) |
2251 | struct frame *f; | |
01f1ba30 JB |
2252 | Lisp_Object arg, oldval; |
2253 | { | |
f676886a | 2254 | f->auto_raise = !EQ (Qnil, arg); |
01f1ba30 JB |
2255 | } |
2256 | ||
2257 | void | |
f676886a JB |
2258 | x_set_autolower (f, arg, oldval) |
2259 | struct frame *f; | |
01f1ba30 JB |
2260 | Lisp_Object arg, oldval; |
2261 | { | |
f676886a | 2262 | f->auto_lower = !EQ (Qnil, arg); |
01f1ba30 | 2263 | } |
179956b9 | 2264 | |
eac358ef KH |
2265 | void |
2266 | x_set_unsplittable (f, arg, oldval) | |
2267 | struct frame *f; | |
2268 | Lisp_Object arg, oldval; | |
2269 | { | |
2270 | f->no_split = !NILP (arg); | |
2271 | } | |
2272 | ||
179956b9 | 2273 | void |
a3c87d4e | 2274 | x_set_vertical_scroll_bars (f, arg, oldval) |
179956b9 JB |
2275 | struct frame *f; |
2276 | Lisp_Object arg, oldval; | |
2277 | { | |
1ab3d87e RS |
2278 | if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) |
2279 | || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)) | |
2280 | || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
2281 | || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f))) | |
179956b9 | 2282 | { |
1ab3d87e RS |
2283 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) |
2284 | = (NILP (arg) | |
2285 | ? vertical_scroll_bar_none | |
2286 | : EQ (Qright, arg) | |
2287 | ? vertical_scroll_bar_right | |
2288 | : vertical_scroll_bar_left); | |
179956b9 | 2289 | |
cf177271 JB |
2290 | /* We set this parameter before creating the X window for the |
2291 | frame, so we can get the geometry right from the start. | |
2292 | However, if the window hasn't been created yet, we shouldn't | |
2293 | call x_set_window_size. */ | |
2294 | if (FRAME_X_WINDOW (f)) | |
363f7e15 | 2295 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); |
8938a4fb | 2296 | do_pending_window_change (0); |
179956b9 JB |
2297 | } |
2298 | } | |
4701395c KH |
2299 | |
2300 | void | |
2301 | x_set_scroll_bar_width (f, arg, oldval) | |
2302 | struct frame *f; | |
2303 | Lisp_Object arg, oldval; | |
2304 | { | |
a672c74d RS |
2305 | int wid = FONT_WIDTH (f->output_data.x->font); |
2306 | ||
dff9a538 KH |
2307 | if (NILP (arg)) |
2308 | { | |
c6e9d03b GM |
2309 | #ifdef USE_TOOLKIT_SCROLL_BARS |
2310 | /* A minimum width of 14 doesn't look good for toolkit scroll bars. */ | |
333b20bb GM |
2311 | int width = 16 + 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM; |
2312 | FRAME_SCROLL_BAR_COLS (f) = (width + wid - 1) / wid; | |
2313 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = width; | |
2314 | #else | |
2315 | /* Make the actual width at least 14 pixels and a multiple of a | |
2316 | character width. */ | |
a672c74d | 2317 | FRAME_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; |
333b20bb GM |
2318 | |
2319 | /* Use all of that space (aside from required margins) for the | |
2320 | scroll bar. */ | |
dff9a538 | 2321 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = 0; |
333b20bb | 2322 | #endif |
a672c74d | 2323 | |
a90ab372 RS |
2324 | if (FRAME_X_WINDOW (f)) |
2325 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
8938a4fb | 2326 | do_pending_window_change (0); |
dff9a538 KH |
2327 | } |
2328 | else if (INTEGERP (arg) && XINT (arg) > 0 | |
2329 | && XFASTINT (arg) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f)) | |
4701395c | 2330 | { |
09d8c7ac RS |
2331 | if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM) |
2332 | XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1); | |
0a26b136 | 2333 | |
4701395c KH |
2334 | FRAME_SCROLL_BAR_PIXEL_WIDTH (f) = XFASTINT (arg); |
2335 | FRAME_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid; | |
2336 | if (FRAME_X_WINDOW (f)) | |
2337 | x_set_window_size (f, 0, FRAME_WIDTH (f), FRAME_HEIGHT (f)); | |
2338 | } | |
dca97592 | 2339 | |
8938a4fb | 2340 | change_frame_size (f, 0, FRAME_WIDTH (f), 0, 0, 0); |
333b20bb GM |
2341 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0; |
2342 | XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0; | |
4701395c | 2343 | } |
333b20bb GM |
2344 | |
2345 | ||
01f1ba30 | 2346 | \f |
f676886a | 2347 | /* Subroutines of creating an X frame. */ |
01f1ba30 | 2348 | |
b7975ee4 KH |
2349 | /* Make sure that Vx_resource_name is set to a reasonable value. |
2350 | Fix it up, or set it to `emacs' if it is too hopeless. */ | |
2351 | ||
d387c960 JB |
2352 | static void |
2353 | validate_x_resource_name () | |
2354 | { | |
333b20bb | 2355 | int len = 0; |
0e78b377 RS |
2356 | /* Number of valid characters in the resource name. */ |
2357 | int good_count = 0; | |
2358 | /* Number of invalid characters in the resource name. */ | |
2359 | int bad_count = 0; | |
2360 | Lisp_Object new; | |
2361 | int i; | |
2362 | ||
498e9ac3 RS |
2363 | if (!STRINGP (Vx_resource_class)) |
2364 | Vx_resource_class = build_string (EMACS_CLASS); | |
2365 | ||
cf204347 RS |
2366 | if (STRINGP (Vx_resource_name)) |
2367 | { | |
cf204347 RS |
2368 | unsigned char *p = XSTRING (Vx_resource_name)->data; |
2369 | int i; | |
2370 | ||
fc932ac6 | 2371 | len = STRING_BYTES (XSTRING (Vx_resource_name)); |
0e78b377 RS |
2372 | |
2373 | /* Only letters, digits, - and _ are valid in resource names. | |
2374 | Count the valid characters and count the invalid ones. */ | |
cf204347 RS |
2375 | for (i = 0; i < len; i++) |
2376 | { | |
2377 | int c = p[i]; | |
2378 | if (! ((c >= 'a' && c <= 'z') | |
2379 | || (c >= 'A' && c <= 'Z') | |
2380 | || (c >= '0' && c <= '9') | |
2381 | || c == '-' || c == '_')) | |
0e78b377 RS |
2382 | bad_count++; |
2383 | else | |
2384 | good_count++; | |
cf204347 RS |
2385 | } |
2386 | } | |
2387 | else | |
0e78b377 RS |
2388 | /* Not a string => completely invalid. */ |
2389 | bad_count = 5, good_count = 0; | |
2390 | ||
2391 | /* If name is valid already, return. */ | |
2392 | if (bad_count == 0) | |
2393 | return; | |
2394 | ||
2395 | /* If name is entirely invalid, or nearly so, use `emacs'. */ | |
2396 | if (good_count == 0 | |
2397 | || (good_count == 1 && bad_count > 0)) | |
2398 | { | |
b7975ee4 | 2399 | Vx_resource_name = build_string ("emacs"); |
0e78b377 RS |
2400 | return; |
2401 | } | |
2402 | ||
2403 | /* Name is partly valid. Copy it and replace the invalid characters | |
2404 | with underscores. */ | |
2405 | ||
2406 | Vx_resource_name = new = Fcopy_sequence (Vx_resource_name); | |
2407 | ||
2408 | for (i = 0; i < len; i++) | |
2409 | { | |
2410 | int c = XSTRING (new)->data[i]; | |
2411 | if (! ((c >= 'a' && c <= 'z') | |
2412 | || (c >= 'A' && c <= 'Z') | |
2413 | || (c >= '0' && c <= '9') | |
2414 | || c == '-' || c == '_')) | |
2415 | XSTRING (new)->data[i] = '_'; | |
2416 | } | |
d387c960 JB |
2417 | } |
2418 | ||
2419 | ||
01f1ba30 | 2420 | extern char *x_get_string_resource (); |
01f1ba30 | 2421 | |
cf177271 JB |
2422 | DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0, |
2423 | "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\ | |
287e500d | 2424 | This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\ |
d387c960 JB |
2425 | class, where INSTANCE is the name under which Emacs was invoked, or\n\ |
2426 | the name specified by the `-name' or `-rn' command-line arguments.\n\ | |
01f1ba30 | 2427 | \n\ |
8fabe6f4 RS |
2428 | The optional arguments COMPONENT and SUBCLASS add to the key and the\n\ |
2429 | class, respectively. You must specify both of them or neither.\n\ | |
287e500d RS |
2430 | If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\ |
2431 | and the class is `Emacs.CLASS.SUBCLASS'.") | |
cf177271 JB |
2432 | (attribute, class, component, subclass) |
2433 | Lisp_Object attribute, class, component, subclass; | |
01f1ba30 JB |
2434 | { |
2435 | register char *value; | |
2436 | char *name_key; | |
2437 | char *class_key; | |
2438 | ||
11ae94fe RS |
2439 | check_x (); |
2440 | ||
01f1ba30 | 2441 | CHECK_STRING (attribute, 0); |
cf177271 JB |
2442 | CHECK_STRING (class, 0); |
2443 | ||
8fabe6f4 RS |
2444 | if (!NILP (component)) |
2445 | CHECK_STRING (component, 1); | |
2446 | if (!NILP (subclass)) | |
2447 | CHECK_STRING (subclass, 2); | |
2448 | if (NILP (component) != NILP (subclass)) | |
2449 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2450 | ||
d387c960 JB |
2451 | validate_x_resource_name (); |
2452 | ||
b7975ee4 KH |
2453 | /* Allocate space for the components, the dots which separate them, |
2454 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2455 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
b7975ee4 | 2456 | + (STRINGP (component) |
fc932ac6 RS |
2457 | ? STRING_BYTES (XSTRING (component)) : 0) |
2458 | + STRING_BYTES (XSTRING (attribute)) | |
b7975ee4 KH |
2459 | + 3); |
2460 | ||
fc932ac6 RS |
2461 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2462 | + STRING_BYTES (XSTRING (class)) | |
b7975ee4 | 2463 | + (STRINGP (subclass) |
fc932ac6 | 2464 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
b7975ee4 KH |
2465 | + 3); |
2466 | ||
2467 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2468 | and with `Emacs' for the class key (the general one). */ | |
2469 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
498e9ac3 | 2470 | strcpy (class_key, XSTRING (Vx_resource_class)->data); |
b7975ee4 KH |
2471 | |
2472 | strcat (class_key, "."); | |
2473 | strcat (class_key, XSTRING (class)->data); | |
2474 | ||
2475 | if (!NILP (component)) | |
01f1ba30 | 2476 | { |
b7975ee4 KH |
2477 | strcat (class_key, "."); |
2478 | strcat (class_key, XSTRING (subclass)->data); | |
2479 | ||
2480 | strcat (name_key, "."); | |
2481 | strcat (name_key, XSTRING (component)->data); | |
01f1ba30 JB |
2482 | } |
2483 | ||
b7975ee4 KH |
2484 | strcat (name_key, "."); |
2485 | strcat (name_key, XSTRING (attribute)->data); | |
2486 | ||
b9dc4443 RS |
2487 | value = x_get_string_resource (check_x_display_info (Qnil)->xrdb, |
2488 | name_key, class_key); | |
01f1ba30 JB |
2489 | |
2490 | if (value != (char *) 0) | |
2491 | return build_string (value); | |
2492 | else | |
2493 | return Qnil; | |
2494 | } | |
2495 | ||
abb4b7ec RS |
2496 | /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */ |
2497 | ||
333b20bb | 2498 | Lisp_Object |
abb4b7ec RS |
2499 | display_x_get_resource (dpyinfo, attribute, class, component, subclass) |
2500 | struct x_display_info *dpyinfo; | |
2501 | Lisp_Object attribute, class, component, subclass; | |
2502 | { | |
2503 | register char *value; | |
2504 | char *name_key; | |
2505 | char *class_key; | |
2506 | ||
2507 | check_x (); | |
2508 | ||
2509 | CHECK_STRING (attribute, 0); | |
2510 | CHECK_STRING (class, 0); | |
2511 | ||
2512 | if (!NILP (component)) | |
2513 | CHECK_STRING (component, 1); | |
2514 | if (!NILP (subclass)) | |
2515 | CHECK_STRING (subclass, 2); | |
2516 | if (NILP (component) != NILP (subclass)) | |
2517 | error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither"); | |
2518 | ||
2519 | validate_x_resource_name (); | |
2520 | ||
2521 | /* Allocate space for the components, the dots which separate them, | |
2522 | and the final '\0'. Make them big enough for the worst case. */ | |
fc932ac6 | 2523 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name)) |
abb4b7ec | 2524 | + (STRINGP (component) |
fc932ac6 RS |
2525 | ? STRING_BYTES (XSTRING (component)) : 0) |
2526 | + STRING_BYTES (XSTRING (attribute)) | |
abb4b7ec RS |
2527 | + 3); |
2528 | ||
fc932ac6 RS |
2529 | class_key = (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_class)) |
2530 | + STRING_BYTES (XSTRING (class)) | |
abb4b7ec | 2531 | + (STRINGP (subclass) |
fc932ac6 | 2532 | ? STRING_BYTES (XSTRING (subclass)) : 0) |
abb4b7ec RS |
2533 | + 3); |
2534 | ||
2535 | /* Start with emacs.FRAMENAME for the name (the specific one) | |
2536 | and with `Emacs' for the class key (the general one). */ | |
2537 | strcpy (name_key, XSTRING (Vx_resource_name)->data); | |
2538 | strcpy (class_key, XSTRING (Vx_resource_class)->data); | |
2539 | ||
2540 | strcat (class_key, "."); | |
2541 | strcat (class_key, XSTRING (class)->data); | |
2542 | ||
2543 | if (!NILP (component)) | |
2544 | { | |
2545 | strcat (class_key, "."); | |
2546 | strcat (class_key, XSTRING (subclass)->data); | |
2547 | ||
2548 | strcat (name_key, "."); | |
2549 | strcat (name_key, XSTRING (component)->data); | |
2550 | } | |
2551 | ||
2552 | strcat (name_key, "."); | |
2553 | strcat (name_key, XSTRING (attribute)->data); | |
2554 | ||
2555 | value = x_get_string_resource (dpyinfo->xrdb, name_key, class_key); | |
2556 | ||
2557 | if (value != (char *) 0) | |
2558 | return build_string (value); | |
2559 | else | |
2560 | return Qnil; | |
2561 | } | |
2562 | ||
3402e1a4 RS |
2563 | /* Used when C code wants a resource value. */ |
2564 | ||
2565 | char * | |
2566 | x_get_resource_string (attribute, class) | |
2567 | char *attribute, *class; | |
2568 | { | |
3402e1a4 RS |
2569 | char *name_key; |
2570 | char *class_key; | |
0fe92f72 | 2571 | struct frame *sf = SELECTED_FRAME (); |
3402e1a4 RS |
2572 | |
2573 | /* Allocate space for the components, the dots which separate them, | |
2574 | and the final '\0'. */ | |
fc932ac6 | 2575 | name_key = (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name)) |
3402e1a4 RS |
2576 | + strlen (attribute) + 2); |
2577 | class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1) | |
2578 | + strlen (class) + 2); | |
2579 | ||
2580 | sprintf (name_key, "%s.%s", | |
2581 | XSTRING (Vinvocation_name)->data, | |
2582 | attribute); | |
2583 | sprintf (class_key, "%s.%s", EMACS_CLASS, class); | |
2584 | ||
0fe92f72 | 2585 | return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb, |
b9dc4443 | 2586 | name_key, class_key); |
3402e1a4 RS |
2587 | } |
2588 | ||
60fb3ee1 JB |
2589 | /* Types we might convert a resource string into. */ |
2590 | enum resource_types | |
333b20bb GM |
2591 | { |
2592 | RES_TYPE_NUMBER, | |
d62c8769 | 2593 | RES_TYPE_FLOAT, |
333b20bb GM |
2594 | RES_TYPE_BOOLEAN, |
2595 | RES_TYPE_STRING, | |
2596 | RES_TYPE_SYMBOL | |
2597 | }; | |
60fb3ee1 | 2598 | |
01f1ba30 | 2599 | /* Return the value of parameter PARAM. |
60fb3ee1 | 2600 | |
f676886a | 2601 | First search ALIST, then Vdefault_frame_alist, then the X defaults |
cf177271 | 2602 | database, using ATTRIBUTE as the attribute name and CLASS as its class. |
60fb3ee1 JB |
2603 | |
2604 | Convert the resource to the type specified by desired_type. | |
2605 | ||
f9942c9e JB |
2606 | If no default is specified, return Qunbound. If you call |
2607 | x_get_arg, make sure you deal with Qunbound in a reasonable way, | |
a59e4f3d | 2608 | and don't let it get stored in any Lisp-visible variables! */ |
01f1ba30 JB |
2609 | |
2610 | static Lisp_Object | |
abb4b7ec RS |
2611 | x_get_arg (dpyinfo, alist, param, attribute, class, type) |
2612 | struct x_display_info *dpyinfo; | |
3c254570 | 2613 | Lisp_Object alist, param; |
60fb3ee1 | 2614 | char *attribute; |
cf177271 | 2615 | char *class; |
60fb3ee1 | 2616 | enum resource_types type; |
01f1ba30 JB |
2617 | { |
2618 | register Lisp_Object tem; | |
2619 | ||
2620 | tem = Fassq (param, alist); | |
2621 | if (EQ (tem, Qnil)) | |
f676886a | 2622 | tem = Fassq (param, Vdefault_frame_alist); |
f9942c9e | 2623 | if (EQ (tem, Qnil)) |
01f1ba30 | 2624 | { |
60fb3ee1 | 2625 | |
f9942c9e | 2626 | if (attribute) |
60fb3ee1 | 2627 | { |
abb4b7ec RS |
2628 | tem = display_x_get_resource (dpyinfo, |
2629 | build_string (attribute), | |
2630 | build_string (class), | |
2631 | Qnil, Qnil); | |
f9942c9e JB |
2632 | |
2633 | if (NILP (tem)) | |
2634 | return Qunbound; | |
2635 | ||
2636 | switch (type) | |
2637 | { | |
333b20bb | 2638 | case RES_TYPE_NUMBER: |
f9942c9e JB |
2639 | return make_number (atoi (XSTRING (tem)->data)); |
2640 | ||
d62c8769 GM |
2641 | case RES_TYPE_FLOAT: |
2642 | return make_float (atof (XSTRING (tem)->data)); | |
2643 | ||
333b20bb | 2644 | case RES_TYPE_BOOLEAN: |
f9942c9e JB |
2645 | tem = Fdowncase (tem); |
2646 | if (!strcmp (XSTRING (tem)->data, "on") | |
2647 | || !strcmp (XSTRING (tem)->data, "true")) | |
2648 | return Qt; | |
2649 | else | |
2650 | return Qnil; | |
2651 | ||
333b20bb | 2652 | case RES_TYPE_STRING: |
f9942c9e JB |
2653 | return tem; |
2654 | ||
333b20bb | 2655 | case RES_TYPE_SYMBOL: |
49795535 JB |
2656 | /* As a special case, we map the values `true' and `on' |
2657 | to Qt, and `false' and `off' to Qnil. */ | |
2658 | { | |
98381190 KH |
2659 | Lisp_Object lower; |
2660 | lower = Fdowncase (tem); | |
26ae6b61 KH |
2661 | if (!strcmp (XSTRING (lower)->data, "on") |
2662 | || !strcmp (XSTRING (lower)->data, "true")) | |
49795535 | 2663 | return Qt; |
26ae6b61 KH |
2664 | else if (!strcmp (XSTRING (lower)->data, "off") |
2665 | || !strcmp (XSTRING (lower)->data, "false")) | |
49795535 JB |
2666 | return Qnil; |
2667 | else | |
89032215 | 2668 | return Fintern (tem, Qnil); |
49795535 | 2669 | } |
f945b920 | 2670 | |
f9942c9e JB |
2671 | default: |
2672 | abort (); | |
2673 | } | |
60fb3ee1 | 2674 | } |
f9942c9e JB |
2675 | else |
2676 | return Qunbound; | |
01f1ba30 JB |
2677 | } |
2678 | return Fcdr (tem); | |
2679 | } | |
2680 | ||
e4f79258 RS |
2681 | /* Like x_get_arg, but also record the value in f->param_alist. */ |
2682 | ||
2683 | static Lisp_Object | |
2684 | x_get_and_record_arg (f, alist, param, attribute, class, type) | |
2685 | struct frame *f; | |
2686 | Lisp_Object alist, param; | |
2687 | char *attribute; | |
2688 | char *class; | |
2689 | enum resource_types type; | |
2690 | { | |
2691 | Lisp_Object value; | |
2692 | ||
abb4b7ec RS |
2693 | value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param, |
2694 | attribute, class, type); | |
e4f79258 RS |
2695 | if (! NILP (value)) |
2696 | store_frame_param (f, param, value); | |
2697 | ||
2698 | return value; | |
2699 | } | |
2700 | ||
f676886a | 2701 | /* Record in frame F the specified or default value according to ALIST |
e8cc313b KH |
2702 | of the parameter named PROP (a Lisp symbol). |
2703 | If no value is specified for PROP, look for an X default for XPROP | |
f676886a | 2704 | on the frame named NAME. |
01f1ba30 JB |
2705 | If that is not found either, use the value DEFLT. */ |
2706 | ||
2707 | static Lisp_Object | |
cf177271 | 2708 | x_default_parameter (f, alist, prop, deflt, xprop, xclass, type) |
f676886a | 2709 | struct frame *f; |
01f1ba30 | 2710 | Lisp_Object alist; |
f9942c9e | 2711 | Lisp_Object prop; |
01f1ba30 JB |
2712 | Lisp_Object deflt; |
2713 | char *xprop; | |
cf177271 | 2714 | char *xclass; |
60fb3ee1 | 2715 | enum resource_types type; |
01f1ba30 | 2716 | { |
01f1ba30 JB |
2717 | Lisp_Object tem; |
2718 | ||
abb4b7ec | 2719 | tem = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, prop, xprop, xclass, type); |
f9942c9e | 2720 | if (EQ (tem, Qunbound)) |
01f1ba30 | 2721 | tem = deflt; |
f9942c9e | 2722 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); |
01f1ba30 JB |
2723 | return tem; |
2724 | } | |
333b20bb GM |
2725 | |
2726 | ||
2727 | /* Record in frame F the specified or default value according to ALIST | |
2728 | of the parameter named PROP (a Lisp symbol). If no value is | |
2729 | specified for PROP, look for an X default for XPROP on the frame | |
2730 | named NAME. If that is not found either, use the value DEFLT. */ | |
2731 | ||
2732 | static Lisp_Object | |
2733 | x_default_scroll_bar_color_parameter (f, alist, prop, xprop, xclass, | |
2734 | foreground_p) | |
2735 | struct frame *f; | |
2736 | Lisp_Object alist; | |
2737 | Lisp_Object prop; | |
2738 | char *xprop; | |
2739 | char *xclass; | |
2740 | int foreground_p; | |
2741 | { | |
2742 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); | |
2743 | Lisp_Object tem; | |
2744 | ||
2745 | tem = x_get_arg (dpyinfo, alist, prop, xprop, xclass, RES_TYPE_STRING); | |
2746 | if (EQ (tem, Qunbound)) | |
2747 | { | |
2748 | #ifdef USE_TOOLKIT_SCROLL_BARS | |
2749 | ||
2750 | /* See if an X resource for the scroll bar color has been | |
2751 | specified. */ | |
2752 | tem = display_x_get_resource (dpyinfo, | |
2753 | build_string (foreground_p | |
2754 | ? "foreground" | |
2755 | : "background"), | |
2756 | build_string (""), | |
2757 | build_string ("verticalScrollBar"), | |
2758 | build_string ("")); | |
2759 | if (!STRINGP (tem)) | |
2760 | { | |
2761 | /* If nothing has been specified, scroll bars will use a | |
2762 | toolkit-dependent default. Because these defaults are | |
2763 | difficult to get at without actually creating a scroll | |
2764 | bar, use nil to indicate that no color has been | |
2765 | specified. */ | |
2766 | tem = Qnil; | |
2767 | } | |
2768 | ||
2769 | #else /* not USE_TOOLKIT_SCROLL_BARS */ | |
2770 | ||
2771 | tem = Qnil; | |
2772 | ||
2773 | #endif /* not USE_TOOLKIT_SCROLL_BARS */ | |
2774 | } | |
2775 | ||
2776 | x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil)); | |
2777 | return tem; | |
2778 | } | |
2779 | ||
2780 | ||
01f1ba30 | 2781 | \f |
8af1d7ca | 2782 | DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0, |
01f1ba30 | 2783 | "Parse an X-style geometry string STRING.\n\ |
f83f10ba RS |
2784 | Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\ |
2785 | The properties returned may include `top', `left', `height', and `width'.\n\ | |
e1d962d7 RS |
2786 | The value of `left' or `top' may be an integer,\n\ |
2787 | or a list (+ N) meaning N pixels relative to top/left corner,\n\ | |
2788 | or a list (- N) meaning -N pixels relative to bottom/right corner.") | |
01f1ba30 | 2789 | (string) |
a6605e5c | 2790 | Lisp_Object string; |
01f1ba30 JB |
2791 | { |
2792 | int geometry, x, y; | |
2793 | unsigned int width, height; | |
f83f10ba | 2794 | Lisp_Object result; |
01f1ba30 JB |
2795 | |
2796 | CHECK_STRING (string, 0); | |
2797 | ||
2798 | geometry = XParseGeometry ((char *) XSTRING (string)->data, | |
2799 | &x, &y, &width, &height); | |
2800 | ||
f83f10ba RS |
2801 | #if 0 |
2802 | if (!!(geometry & XValue) != !!(geometry & YValue)) | |
2803 | error ("Must specify both x and y position, or neither"); | |
2804 | #endif | |
2805 | ||
2806 | result = Qnil; | |
2807 | if (geometry & XValue) | |
01f1ba30 | 2808 | { |
f83f10ba RS |
2809 | Lisp_Object element; |
2810 | ||
e1d962d7 RS |
2811 | if (x >= 0 && (geometry & XNegative)) |
2812 | element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil))); | |
2813 | else if (x < 0 && ! (geometry & XNegative)) | |
2814 | element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil))); | |
f83f10ba RS |
2815 | else |
2816 | element = Fcons (Qleft, make_number (x)); | |
2817 | result = Fcons (element, result); | |
2818 | } | |
2819 | ||
2820 | if (geometry & YValue) | |
2821 | { | |
2822 | Lisp_Object element; | |
2823 | ||
e1d962d7 RS |
2824 | if (y >= 0 && (geometry & YNegative)) |
2825 | element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil))); | |
2826 | else if (y < 0 && ! (geometry & YNegative)) | |
2827 | element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil))); | |
f83f10ba RS |
2828 | else |
2829 | element = Fcons (Qtop, make_number (y)); | |
2830 | result = Fcons (element, result); | |
01f1ba30 | 2831 | } |
f83f10ba RS |
2832 | |
2833 | if (geometry & WidthValue) | |
2834 | result = Fcons (Fcons (Qwidth, make_number (width)), result); | |
2835 | if (geometry & HeightValue) | |
2836 | result = Fcons (Fcons (Qheight, make_number (height)), result); | |
2837 | ||
2838 | return result; | |
01f1ba30 JB |
2839 | } |
2840 | ||
01f1ba30 | 2841 | /* Calculate the desired size and position of this window, |
f83f10ba | 2842 | and return the flags saying which aspects were specified. |
8fc2766b RS |
2843 | |
2844 | This function does not make the coordinates positive. */ | |
01f1ba30 JB |
2845 | |
2846 | #define DEFAULT_ROWS 40 | |
2847 | #define DEFAULT_COLS 80 | |
2848 | ||
f9942c9e | 2849 | static int |
f676886a JB |
2850 | x_figure_window_size (f, parms) |
2851 | struct frame *f; | |
01f1ba30 JB |
2852 | Lisp_Object parms; |
2853 | { | |
4fe1de12 | 2854 | register Lisp_Object tem0, tem1, tem2; |
01f1ba30 | 2855 | long window_prompting = 0; |
abb4b7ec | 2856 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
2857 | |
2858 | /* Default values if we fall through. | |
2859 | Actually, if that happens we should get | |
b9dc4443 | 2860 | window manager prompting. */ |
1ab3d87e | 2861 | SET_FRAME_WIDTH (f, DEFAULT_COLS); |
f676886a | 2862 | f->height = DEFAULT_ROWS; |
bd0b85c3 RS |
2863 | /* Window managers expect that if program-specified |
2864 | positions are not (0,0), they're intentional, not defaults. */ | |
7556890b RS |
2865 | f->output_data.x->top_pos = 0; |
2866 | f->output_data.x->left_pos = 0; | |
01f1ba30 | 2867 | |
333b20bb GM |
2868 | tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER); |
2869 | tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER); | |
2870 | tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 2871 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 2872 | { |
f83f10ba RS |
2873 | if (!EQ (tem0, Qunbound)) |
2874 | { | |
2875 | CHECK_NUMBER (tem0, 0); | |
2876 | f->height = XINT (tem0); | |
2877 | } | |
2878 | if (!EQ (tem1, Qunbound)) | |
2879 | { | |
2880 | CHECK_NUMBER (tem1, 0); | |
1ab3d87e | 2881 | SET_FRAME_WIDTH (f, XINT (tem1)); |
f83f10ba RS |
2882 | } |
2883 | if (!NILP (tem2) && !EQ (tem2, Qunbound)) | |
4fe1de12 RS |
2884 | window_prompting |= USSize; |
2885 | else | |
2886 | window_prompting |= PSize; | |
01f1ba30 | 2887 | } |
01f1ba30 | 2888 | |
7556890b | 2889 | f->output_data.x->vertical_scroll_bar_extra |
a444c70b KH |
2890 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
2891 | ? 0 | |
7556890b | 2892 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.x->font))); |
333b20bb | 2893 | f->output_data.x->flags_areas_extra |
fb5ec9ce | 2894 | = FRAME_FLAGS_AREA_WIDTH (f); |
7556890b RS |
2895 | f->output_data.x->pixel_width = CHAR_TO_PIXEL_WIDTH (f, f->width); |
2896 | f->output_data.x->pixel_height = CHAR_TO_PIXEL_HEIGHT (f, f->height); | |
01f1ba30 | 2897 | |
333b20bb GM |
2898 | tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER); |
2899 | tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER); | |
2900 | tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER); | |
f83f10ba | 2901 | if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound)) |
01f1ba30 | 2902 | { |
f83f10ba RS |
2903 | if (EQ (tem0, Qminus)) |
2904 | { | |
7556890b | 2905 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
2906 | window_prompting |= YNegative; |
2907 | } | |
8e713be6 KR |
2908 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus) |
2909 | && CONSP (XCDR (tem0)) | |
2910 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 2911 | { |
8e713be6 | 2912 | f->output_data.x->top_pos = - XINT (XCAR (XCDR (tem0))); |
e1d962d7 RS |
2913 | window_prompting |= YNegative; |
2914 | } | |
8e713be6 KR |
2915 | else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus) |
2916 | && CONSP (XCDR (tem0)) | |
2917 | && INTEGERP (XCAR (XCDR (tem0)))) | |
e1d962d7 | 2918 | { |
8e713be6 | 2919 | f->output_data.x->top_pos = XINT (XCAR (XCDR (tem0))); |
e1d962d7 | 2920 | } |
f83f10ba | 2921 | else if (EQ (tem0, Qunbound)) |
7556890b | 2922 | f->output_data.x->top_pos = 0; |
f83f10ba RS |
2923 | else |
2924 | { | |
2925 | CHECK_NUMBER (tem0, 0); | |
7556890b RS |
2926 | f->output_data.x->top_pos = XINT (tem0); |
2927 | if (f->output_data.x->top_pos < 0) | |
f83f10ba RS |
2928 | window_prompting |= YNegative; |
2929 | } | |
2930 | ||
2931 | if (EQ (tem1, Qminus)) | |
2932 | { | |
7556890b | 2933 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
2934 | window_prompting |= XNegative; |
2935 | } | |
8e713be6 KR |
2936 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus) |
2937 | && CONSP (XCDR (tem1)) | |
2938 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 2939 | { |
8e713be6 | 2940 | f->output_data.x->left_pos = - XINT (XCAR (XCDR (tem1))); |
e1d962d7 RS |
2941 | window_prompting |= XNegative; |
2942 | } | |
8e713be6 KR |
2943 | else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus) |
2944 | && CONSP (XCDR (tem1)) | |
2945 | && INTEGERP (XCAR (XCDR (tem1)))) | |
e1d962d7 | 2946 | { |
8e713be6 | 2947 | f->output_data.x->left_pos = XINT (XCAR (XCDR (tem1))); |
e1d962d7 | 2948 | } |
f83f10ba | 2949 | else if (EQ (tem1, Qunbound)) |
7556890b | 2950 | f->output_data.x->left_pos = 0; |
f83f10ba RS |
2951 | else |
2952 | { | |
2953 | CHECK_NUMBER (tem1, 0); | |
7556890b RS |
2954 | f->output_data.x->left_pos = XINT (tem1); |
2955 | if (f->output_data.x->left_pos < 0) | |
f83f10ba RS |
2956 | window_prompting |= XNegative; |
2957 | } | |
2958 | ||
c3724dc2 | 2959 | if (!NILP (tem2) && ! EQ (tem2, Qunbound)) |
4fe1de12 RS |
2960 | window_prompting |= USPosition; |
2961 | else | |
2962 | window_prompting |= PPosition; | |
01f1ba30 | 2963 | } |
f83f10ba | 2964 | |
739f2f53 | 2965 | return window_prompting; |
01f1ba30 JB |
2966 | } |
2967 | ||
f58534a3 RS |
2968 | #if !defined (HAVE_X11R4) && !defined (HAVE_XSETWMPROTOCOLS) |
2969 | ||
2970 | Status | |
2971 | XSetWMProtocols (dpy, w, protocols, count) | |
2972 | Display *dpy; | |
2973 | Window w; | |
2974 | Atom *protocols; | |
2975 | int count; | |
2976 | { | |
2977 | Atom prop; | |
2978 | prop = XInternAtom (dpy, "WM_PROTOCOLS", False); | |
2979 | if (prop == None) return False; | |
2980 | XChangeProperty (dpy, w, prop, XA_ATOM, 32, PropModeReplace, | |
2981 | (unsigned char *) protocols, count); | |
2982 | return True; | |
2983 | } | |
9ef48a9d RS |
2984 | #endif /* not HAVE_X11R4 && not HAVE_XSETWMPROTOCOLS */ |
2985 | \f | |
2986 | #ifdef USE_X_TOOLKIT | |
2987 | ||
8e3d10a9 RS |
2988 | /* If the WM_PROTOCOLS property does not already contain WM_TAKE_FOCUS, |
2989 | WM_DELETE_WINDOW, and WM_SAVE_YOURSELF, then add them. (They may | |
59aa6c90 RS |
2990 | already be present because of the toolkit (Motif adds some of them, |
2991 | for example, but Xt doesn't). */ | |
9ef48a9d RS |
2992 | |
2993 | static void | |
b9dc4443 RS |
2994 | hack_wm_protocols (f, widget) |
2995 | FRAME_PTR f; | |
9ef48a9d RS |
2996 | Widget widget; |
2997 | { | |
2998 | Display *dpy = XtDisplay (widget); | |
2999 | Window w = XtWindow (widget); | |
3000 | int need_delete = 1; | |
3001 | int need_focus = 1; | |
59aa6c90 | 3002 | int need_save = 1; |
9ef48a9d RS |
3003 | |
3004 | BLOCK_INPUT; | |
3005 | { | |
3006 | Atom type, *atoms = 0; | |
3007 | int format = 0; | |
3008 | unsigned long nitems = 0; | |
3009 | unsigned long bytes_after; | |
3010 | ||
270958e8 KH |
3011 | if ((XGetWindowProperty (dpy, w, |
3012 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, | |
34d5ae1e | 3013 | (long)0, (long)100, False, XA_ATOM, |
270958e8 KH |
3014 | &type, &format, &nitems, &bytes_after, |
3015 | (unsigned char **) &atoms) | |
3016 | == Success) | |
9ef48a9d RS |
3017 | && format == 32 && type == XA_ATOM) |
3018 | while (nitems > 0) | |
3019 | { | |
3020 | nitems--; | |
b9dc4443 RS |
3021 | if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window) |
3022 | need_delete = 0; | |
3023 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus) | |
3024 | need_focus = 0; | |
3025 | else if (atoms[nitems] == FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself) | |
3026 | need_save = 0; | |
9ef48a9d RS |
3027 | } |
3028 | if (atoms) XFree ((char *) atoms); | |
3029 | } | |
3030 | { | |
3031 | Atom props [10]; | |
3032 | int count = 0; | |
b9dc4443 RS |
3033 | if (need_delete) |
3034 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; | |
3035 | if (need_focus) | |
3036 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_take_focus; | |
3037 | if (need_save) | |
3038 | props[count++] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
9ef48a9d | 3039 | if (count) |
b9dc4443 RS |
3040 | XChangeProperty (dpy, w, FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3041 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3042 | (unsigned char *) props, count); |
3043 | } | |
3044 | UNBLOCK_INPUT; | |
3045 | } | |
3046 | #endif | |
86779fac GM |
3047 | |
3048 | ||
5a7df7d7 GM |
3049 | \f |
3050 | /* Support routines for XIC (X Input Context). */ | |
86779fac | 3051 | |
5a7df7d7 GM |
3052 | #ifdef HAVE_X_I18N |
3053 | ||
3054 | static XFontSet xic_create_xfontset P_ ((struct frame *, char *)); | |
3055 | static XIMStyle best_xim_style P_ ((XIMStyles *, XIMStyles *)); | |
3056 | ||
3057 | ||
3058 | /* Supported XIM styles, ordered by preferenc. */ | |
3059 | ||
3060 | static XIMStyle supported_xim_styles[] = | |
3061 | { | |
3062 | XIMPreeditPosition | XIMStatusArea, | |
3063 | XIMPreeditPosition | XIMStatusNothing, | |
3064 | XIMPreeditPosition | XIMStatusNone, | |
3065 | XIMPreeditNothing | XIMStatusArea, | |
3066 | XIMPreeditNothing | XIMStatusNothing, | |
3067 | XIMPreeditNothing | XIMStatusNone, | |
3068 | XIMPreeditNone | XIMStatusArea, | |
3069 | XIMPreeditNone | XIMStatusNothing, | |
3070 | XIMPreeditNone | XIMStatusNone, | |
3071 | 0, | |
3072 | }; | |
3073 | ||
3074 | ||
3075 | /* Create an X fontset on frame F with base font name | |
3076 | BASE_FONTNAME.. */ | |
3077 | ||
3078 | static XFontSet | |
3079 | xic_create_xfontset (f, base_fontname) | |
86779fac | 3080 | struct frame *f; |
5a7df7d7 | 3081 | char *base_fontname; |
86779fac | 3082 | { |
5a7df7d7 GM |
3083 | XFontSet xfs; |
3084 | char **missing_list; | |
3085 | int missing_count; | |
3086 | char *def_string; | |
86779fac | 3087 | |
5a7df7d7 GM |
3088 | xfs = XCreateFontSet (FRAME_X_DISPLAY (f), |
3089 | base_fontname, &missing_list, | |
3090 | &missing_count, &def_string); | |
3091 | if (missing_list) | |
3092 | XFreeStringList (missing_list); | |
3093 | ||
3094 | /* No need to free def_string. */ | |
3095 | return xfs; | |
3096 | } | |
3097 | ||
3098 | ||
3099 | /* Value is the best input style, given user preferences USER (already | |
3100 | checked to be supported by Emacs), and styles supported by the | |
3101 | input method XIM. */ | |
3102 | ||
3103 | static XIMStyle | |
3104 | best_xim_style (user, xim) | |
3105 | XIMStyles *user; | |
3106 | XIMStyles *xim; | |
3107 | { | |
3108 | int i, j; | |
3109 | ||
3110 | for (i = 0; i < user->count_styles; ++i) | |
3111 | for (j = 0; j < xim->count_styles; ++j) | |
3112 | if (user->supported_styles[i] == xim->supported_styles[j]) | |
3113 | return user->supported_styles[i]; | |
3114 | ||
3115 | /* Return the default style. */ | |
3116 | return XIMPreeditNothing | XIMStatusNothing; | |
3117 | } | |
3118 | ||
3119 | /* Create XIC for frame F. */ | |
3120 | ||
3121 | void | |
3122 | create_frame_xic (f) | |
3123 | struct frame *f; | |
3124 | { | |
86779fac | 3125 | #ifndef X_I18N_INHIBITED |
5a7df7d7 GM |
3126 | XIM xim; |
3127 | XIC xic = NULL; | |
3128 | XFontSet xfs = NULL; | |
3129 | static XIMStyle xic_style; | |
86779fac | 3130 | |
5a7df7d7 GM |
3131 | if (FRAME_XIC (f)) |
3132 | return; | |
3133 | ||
3134 | xim = FRAME_X_XIM (f); | |
3135 | if (xim) | |
3136 | { | |
3137 | XRectangle s_area = {0, 0, 1, 1}; | |
3138 | XPoint spot = {0, 1}; | |
3139 | XVaNestedList preedit_attr; | |
3140 | XVaNestedList status_attr; | |
3141 | char *base_fontname; | |
3142 | int fontset; | |
3143 | ||
3144 | /* Create X fontset. */ | |
3145 | fontset = FRAME_FONTSET (f); | |
3146 | if (fontset < 0) | |
3147 | base_fontname = "-*-*-*-r-normal--14-*-*-*-*-*-*-*"; | |
3148 | else | |
3149 | { | |
3150 | struct fontset_info *fontsetp; | |
3151 | int len = 0; | |
3152 | int i; | |
3153 | ||
3154 | fontsetp = FRAME_FONTSET_DATA (f)->fontset_table[fontset]; | |
3155 | for (i = 0; i <= MAX_CHARSET; i++) | |
3156 | if (fontsetp->fontname[i]) | |
3157 | len += strlen (fontsetp->fontname[i]) + 1; | |
3158 | base_fontname = alloca (len); | |
3159 | strcpy (base_fontname, fontsetp->fontname[CHARSET_ASCII]); | |
3160 | for (i = MIN_CHARSET_OFFICIAL_DIMENSION1; i <= MAX_CHARSET; i++) | |
3161 | if (fontsetp->fontname[i]) | |
3162 | { | |
3163 | strcat (base_fontname, ","); | |
3164 | strcat (base_fontname, fontsetp->fontname[i]); | |
3165 | } | |
3166 | } | |
3167 | xfs = xic_create_xfontset (f, base_fontname); | |
86779fac | 3168 | |
5a7df7d7 GM |
3169 | /* Determine XIC style. */ |
3170 | if (xic_style == 0) | |
3171 | { | |
3172 | XIMStyles supported_list; | |
3173 | supported_list.count_styles = (sizeof supported_xim_styles | |
3174 | / sizeof supported_xim_styles[0]); | |
3175 | supported_list.supported_styles = supported_xim_styles; | |
3176 | xic_style = best_xim_style (&supported_list, | |
3177 | FRAME_X_XIM_STYLES (f)); | |
3178 | } | |
86779fac | 3179 | |
5a7df7d7 GM |
3180 | preedit_attr = XVaCreateNestedList (0, |
3181 | XNFontSet, xfs, | |
3182 | XNForeground, | |
3183 | FRAME_FOREGROUND_PIXEL (f), | |
3184 | XNBackground, | |
3185 | FRAME_BACKGROUND_PIXEL (f), | |
3186 | (xic_style & XIMPreeditPosition | |
3187 | ? XNSpotLocation | |
3188 | : NULL), | |
3189 | &spot, | |
3190 | NULL); | |
3191 | status_attr = XVaCreateNestedList (0, | |
3192 | XNArea, | |
3193 | &s_area, | |
3194 | XNFontSet, | |
3195 | xfs, | |
3196 | XNForeground, | |
3197 | FRAME_FOREGROUND_PIXEL (f), | |
3198 | XNBackground, | |
3199 | FRAME_BACKGROUND_PIXEL (f), | |
3200 | NULL); | |
3201 | ||
3202 | xic = XCreateIC (xim, | |
3203 | XNInputStyle, xic_style, | |
3204 | XNClientWindow, FRAME_X_WINDOW(f), | |
3205 | XNFocusWindow, FRAME_X_WINDOW(f), | |
3206 | XNStatusAttributes, status_attr, | |
3207 | XNPreeditAttributes, preedit_attr, | |
3208 | NULL); | |
3209 | XFree (preedit_attr); | |
3210 | XFree (status_attr); | |
3211 | } | |
3212 | ||
3213 | FRAME_XIC (f) = xic; | |
3214 | FRAME_XIC_STYLE (f) = xic_style; | |
3215 | FRAME_XIC_FONTSET (f) = xfs; | |
3216 | #else /* X_I18N_INHIBITED */ | |
3217 | FRAME_XIC (f) = NULL; | |
3218 | FRAME_XIC_STYLE (f) = 0; | |
3219 | FRAME_XIC_FONTSET (f) = NULL; | |
86779fac | 3220 | #endif /* X_I18N_INHIBITED */ |
86779fac GM |
3221 | } |
3222 | ||
5a7df7d7 GM |
3223 | |
3224 | /* Destroy XIC and free XIC fontset of frame F, if any. */ | |
3225 | ||
3226 | void | |
3227 | free_frame_xic (f) | |
3228 | struct frame *f; | |
3229 | { | |
3230 | if (FRAME_XIC (f) == NULL) | |
3231 | return; | |
3232 | ||
3233 | XDestroyIC (FRAME_XIC (f)); | |
3234 | if (FRAME_XIC_FONTSET (f)) | |
3235 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3236 | ||
3237 | FRAME_XIC (f) = NULL; | |
3238 | FRAME_XIC_FONTSET (f) = NULL; | |
3239 | } | |
3240 | ||
3241 | ||
3242 | /* Place preedit area for XIC of window W's frame to specified | |
3243 | pixel position X/Y. X and Y are relative to window W. */ | |
3244 | ||
3245 | void | |
3246 | xic_set_preeditarea (w, x, y) | |
3247 | struct window *w; | |
3248 | int x, y; | |
3249 | { | |
3250 | struct frame *f = XFRAME (w->frame); | |
3251 | XVaNestedList attr; | |
3252 | XPoint spot; | |
3253 | ||
3254 | spot.x = WINDOW_TO_FRAME_PIXEL_X (w, x); | |
3255 | spot.y = WINDOW_TO_FRAME_PIXEL_Y (w, y) + FONT_BASE (FRAME_FONT (f)); | |
3256 | attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL); | |
3257 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3258 | XFree (attr); | |
3259 | } | |
3260 | ||
3261 | ||
3262 | /* Place status area for XIC in bottom right corner of frame F.. */ | |
3263 | ||
3264 | void | |
3265 | xic_set_statusarea (f) | |
3266 | struct frame *f; | |
3267 | { | |
3268 | XIC xic = FRAME_XIC (f); | |
3269 | XVaNestedList attr; | |
3270 | XRectangle area; | |
3271 | XRectangle *needed; | |
3272 | ||
3273 | /* Negotiate geometry of status area. If input method has existing | |
3274 | status area, use its current size. */ | |
3275 | area.x = area.y = area.width = area.height = 0; | |
3276 | attr = XVaCreateNestedList (0, XNAreaNeeded, &area, NULL); | |
3277 | XSetICValues (xic, XNStatusAttributes, attr, NULL); | |
3278 | XFree (attr); | |
3279 | ||
3280 | attr = XVaCreateNestedList (0, XNAreaNeeded, &needed, NULL); | |
3281 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3282 | XFree (attr); | |
3283 | ||
3284 | if (needed->width == 0) /* Use XNArea instead of XNAreaNeeded */ | |
3285 | { | |
3286 | attr = XVaCreateNestedList (0, XNArea, &needed, NULL); | |
3287 | XGetICValues (xic, XNStatusAttributes, attr, NULL); | |
3288 | XFree (attr); | |
3289 | } | |
3290 | ||
3291 | area.width = needed->width; | |
3292 | area.height = needed->height; | |
3293 | area.x = PIXEL_WIDTH (f) - area.width - FRAME_INTERNAL_BORDER_WIDTH (f); | |
3294 | area.y = (PIXEL_HEIGHT (f) - area.height | |
3295 | - FRAME_MENUBAR_HEIGHT (f) - FRAME_INTERNAL_BORDER_WIDTH (f)); | |
3296 | XFree (needed); | |
3297 | ||
3298 | attr = XVaCreateNestedList (0, XNArea, &area, NULL); | |
3299 | XSetICValues(xic, XNStatusAttributes, attr, NULL); | |
3300 | XFree (attr); | |
3301 | } | |
3302 | ||
3303 | ||
3304 | /* Set X fontset for XIC of frame F, using base font name | |
3305 | BASE_FONTNAME. Called when a new Emacs fontset is chosen. */ | |
3306 | ||
3307 | void | |
3308 | xic_set_xfontset (f, base_fontname) | |
3309 | struct frame *f; | |
3310 | char *base_fontname; | |
3311 | { | |
3312 | XVaNestedList attr; | |
3313 | XFontSet xfs; | |
3314 | ||
3315 | xfs = xic_create_xfontset (f, base_fontname); | |
3316 | ||
3317 | attr = XVaCreateNestedList (0, XNFontSet, xfs, NULL); | |
3318 | if (FRAME_XIC_STYLE (f) & XIMPreeditPosition) | |
3319 | XSetICValues (FRAME_XIC (f), XNPreeditAttributes, attr, NULL); | |
3320 | if (FRAME_XIC_STYLE (f) & XIMStatusArea) | |
3321 | XSetICValues (FRAME_XIC (f), XNStatusAttributes, attr, NULL); | |
3322 | XFree (attr); | |
3323 | ||
3324 | if (FRAME_XIC_FONTSET (f)) | |
3325 | XFreeFontSet (FRAME_X_DISPLAY (f), FRAME_XIC_FONTSET (f)); | |
3326 | FRAME_XIC_FONTSET (f) = xfs; | |
3327 | } | |
3328 | ||
3329 | #endif /* HAVE_X_I18N */ | |
3330 | ||
3331 | ||
9ef48a9d | 3332 | \f |
8fc2766b RS |
3333 | #ifdef USE_X_TOOLKIT |
3334 | ||
3335 | /* Create and set up the X widget for frame F. */ | |
f58534a3 | 3336 | |
01f1ba30 | 3337 | static void |
a7f7d550 FP |
3338 | x_window (f, window_prompting, minibuffer_only) |
3339 | struct frame *f; | |
3340 | long window_prompting; | |
3341 | int minibuffer_only; | |
01f1ba30 | 3342 | { |
9ef48a9d | 3343 | XClassHint class_hints; |
31ac8d8c FP |
3344 | XSetWindowAttributes attributes; |
3345 | unsigned long attribute_mask; | |
9ef48a9d | 3346 | |
9ef48a9d RS |
3347 | Widget shell_widget; |
3348 | Widget pane_widget; | |
6c32dd68 | 3349 | Widget frame_widget; |
9ef48a9d RS |
3350 | Arg al [25]; |
3351 | int ac; | |
3352 | ||
3353 | BLOCK_INPUT; | |
3354 | ||
b7975ee4 KH |
3355 | /* Use the resource name as the top-level widget name |
3356 | for looking up resources. Make a non-Lisp copy | |
3357 | for the window manager, so GC relocation won't bother it. | |
3358 | ||
3359 | Elsewhere we specify the window name for the window manager. */ | |
3360 | ||
cca176a0 | 3361 | { |
b7975ee4 KH |
3362 | char *str = (char *) XSTRING (Vx_resource_name)->data; |
3363 | f->namebuf = (char *) xmalloc (strlen (str) + 1); | |
cca176a0 KH |
3364 | strcpy (f->namebuf, str); |
3365 | } | |
9ef48a9d RS |
3366 | |
3367 | ac = 0; | |
3368 | XtSetArg (al[ac], XtNallowShellResize, 1); ac++; | |
3369 | XtSetArg (al[ac], XtNinput, 1); ac++; | |
97787173 | 3370 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; |
7556890b | 3371 | XtSetArg (al[ac], XtNborderWidth, f->output_data.x->border_width); ac++; |
cca176a0 | 3372 | shell_widget = XtAppCreateShell (f->namebuf, EMACS_CLASS, |
7a994728 | 3373 | applicationShellWidgetClass, |
82c90203 | 3374 | FRAME_X_DISPLAY (f), al, ac); |
9ef48a9d | 3375 | |
7556890b | 3376 | f->output_data.x->widget = shell_widget; |
9ef48a9d RS |
3377 | /* maybe_set_screen_title_format (shell_widget); */ |
3378 | ||
6c32dd68 PR |
3379 | pane_widget = lw_create_widget ("main", "pane", widget_id_tick++, |
3380 | (widget_value *) NULL, | |
3381 | shell_widget, False, | |
3382 | (lw_callback) NULL, | |
3383 | (lw_callback) NULL, | |
b6e11efd | 3384 | (lw_callback) NULL, |
6c32dd68 | 3385 | (lw_callback) NULL); |
9ef48a9d | 3386 | |
7556890b | 3387 | f->output_data.x->column_widget = pane_widget; |
a7f7d550 | 3388 | |
9ef48a9d | 3389 | /* mappedWhenManaged to false tells to the paned window to not map/unmap |
5e65b9ab | 3390 | the emacs screen when changing menubar. This reduces flickering. */ |
9ef48a9d RS |
3391 | |
3392 | ac = 0; | |
3393 | XtSetArg (al[ac], XtNmappedWhenManaged, 0); ac++; | |
3394 | XtSetArg (al[ac], XtNshowGrip, 0); ac++; | |
3395 | XtSetArg (al[ac], XtNallowResize, 1); ac++; | |
3396 | XtSetArg (al[ac], XtNresizeToPreferred, 1); ac++; | |
3397 | XtSetArg (al[ac], XtNemacsFrame, f); ac++; | |
cca176a0 | 3398 | frame_widget = XtCreateWidget (f->namebuf, |
9ef48a9d RS |
3399 | emacsFrameClass, |
3400 | pane_widget, al, ac); | |
3401 | ||
7556890b | 3402 | f->output_data.x->edit_widget = frame_widget; |
9ef48a9d | 3403 | |
6c32dd68 | 3404 | XtManageChild (frame_widget); |
a7f7d550 FP |
3405 | |
3406 | /* Do some needed geometry management. */ | |
3407 | { | |
3408 | int len; | |
3409 | char *tem, shell_position[32]; | |
3410 | Arg al[2]; | |
3411 | int ac = 0; | |
5031cc10 | 3412 | int extra_borders = 0; |
8fc2766b | 3413 | int menubar_size |
7556890b RS |
3414 | = (f->output_data.x->menubar_widget |
3415 | ? (f->output_data.x->menubar_widget->core.height | |
3416 | + f->output_data.x->menubar_widget->core.border_width) | |
8fc2766b | 3417 | : 0); |
a7f7d550 | 3418 | |
f7008aff RS |
3419 | #if 0 /* Experimentally, we now get the right results |
3420 | for -geometry -0-0 without this. 24 Aug 96, rms. */ | |
01cbdba5 RS |
3421 | if (FRAME_EXTERNAL_MENU_BAR (f)) |
3422 | { | |
dd254b21 | 3423 | Dimension ibw = 0; |
01cbdba5 RS |
3424 | XtVaGetValues (pane_widget, XtNinternalBorderWidth, &ibw, NULL); |
3425 | menubar_size += ibw; | |
3426 | } | |
f7008aff | 3427 | #endif |
01cbdba5 | 3428 | |
7556890b | 3429 | f->output_data.x->menubar_height = menubar_size; |
00983aba | 3430 | |
440b0bfd | 3431 | #ifndef USE_LUCID |
5031cc10 KH |
3432 | /* Motif seems to need this amount added to the sizes |
3433 | specified for the shell widget. The Athena/Lucid widgets don't. | |
3434 | Both conclusions reached experimentally. -- rms. */ | |
440b0bfd RS |
3435 | XtVaGetValues (f->output_data.x->edit_widget, XtNinternalBorderWidth, |
3436 | &extra_borders, NULL); | |
3437 | extra_borders *= 2; | |
3438 | #endif | |
5031cc10 | 3439 | |
97787173 RS |
3440 | /* Convert our geometry parameters into a geometry string |
3441 | and specify it. | |
3442 | Note that we do not specify here whether the position | |
3443 | is a user-specified or program-specified one. | |
3444 | We pass that information later, in x_wm_set_size_hints. */ | |
3445 | { | |
7556890b | 3446 | int left = f->output_data.x->left_pos; |
97787173 | 3447 | int xneg = window_prompting & XNegative; |
7556890b | 3448 | int top = f->output_data.x->top_pos; |
97787173 RS |
3449 | int yneg = window_prompting & YNegative; |
3450 | if (xneg) | |
3451 | left = -left; | |
3452 | if (yneg) | |
3453 | top = -top; | |
c760f47e KH |
3454 | |
3455 | if (window_prompting & USPosition) | |
5031cc10 KH |
3456 | sprintf (shell_position, "=%dx%d%c%d%c%d", |
3457 | PIXEL_WIDTH (f) + extra_borders, | |
3458 | PIXEL_HEIGHT (f) + menubar_size + extra_borders, | |
c760f47e KH |
3459 | (xneg ? '-' : '+'), left, |
3460 | (yneg ? '-' : '+'), top); | |
3461 | else | |
5031cc10 KH |
3462 | sprintf (shell_position, "=%dx%d", |
3463 | PIXEL_WIDTH (f) + extra_borders, | |
3464 | PIXEL_HEIGHT (f) + menubar_size + extra_borders); | |
97787173 RS |
3465 | } |
3466 | ||
a7f7d550 | 3467 | len = strlen (shell_position) + 1; |
77110caa RS |
3468 | /* We don't free this because we don't know whether |
3469 | it is safe to free it while the frame exists. | |
3470 | It isn't worth the trouble of arranging to free it | |
3471 | when the frame is deleted. */ | |
a7f7d550 FP |
3472 | tem = (char *) xmalloc (len); |
3473 | strncpy (tem, shell_position, len); | |
3474 | XtSetArg (al[ac], XtNgeometry, tem); ac++; | |
3475 | XtSetValues (shell_widget, al, ac); | |
3476 | } | |
3477 | ||
9ef48a9d RS |
3478 | XtManageChild (pane_widget); |
3479 | XtRealizeWidget (shell_widget); | |
3480 | ||
6c32dd68 | 3481 | FRAME_X_WINDOW (f) = XtWindow (frame_widget); |
9ef48a9d RS |
3482 | |
3483 | validate_x_resource_name (); | |
b7975ee4 | 3484 | |
9ef48a9d | 3485 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3486 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3487 | XSetClassHint (FRAME_X_DISPLAY (f), XtWindow (shell_widget), &class_hints); |
5a7df7d7 GM |
3488 | |
3489 | #ifdef HAVE_X_I18N | |
3490 | FRAME_XIC (f) = NULL; | |
3491 | create_frame_xic (f); | |
3492 | #endif | |
64d16748 | 3493 | |
7556890b RS |
3494 | f->output_data.x->wm_hints.input = True; |
3495 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3496 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3497 | &f->output_data.x->wm_hints); |
b8228beb | 3498 | |
c4ec904f | 3499 | hack_wm_protocols (f, shell_widget); |
9ef48a9d | 3500 | |
6c32dd68 PR |
3501 | #ifdef HACK_EDITRES |
3502 | XtAddEventHandler (shell_widget, 0, True, _XEditResCheckMessages, 0); | |
3503 | #endif | |
3504 | ||
9ef48a9d | 3505 | /* Do a stupid property change to force the server to generate a |
333b20bb | 3506 | PropertyNotify event so that the event_stream server timestamp will |
9ef48a9d RS |
3507 | be initialized to something relevant to the time we created the window. |
3508 | */ | |
6c32dd68 | 3509 | XChangeProperty (XtDisplay (frame_widget), XtWindow (frame_widget), |
b9dc4443 RS |
3510 | FRAME_X_DISPLAY_INFO (f)->Xatom_wm_protocols, |
3511 | XA_ATOM, 32, PropModeAppend, | |
9ef48a9d RS |
3512 | (unsigned char*) NULL, 0); |
3513 | ||
5a7df7d7 | 3514 | /* Make all the standard events reach the Emacs frame. */ |
31ac8d8c | 3515 | attributes.event_mask = STANDARD_EVENT_SET; |
5a7df7d7 GM |
3516 | |
3517 | #ifdef HAVE_X_I18N | |
3518 | if (FRAME_XIC (f)) | |
3519 | { | |
3520 | /* XIM server might require some X events. */ | |
3521 | unsigned long fevent = NoEventMask; | |
3522 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3523 | attributes.event_mask |= fevent; | |
3524 | } | |
3525 | #endif /* HAVE_X_I18N */ | |
3526 | ||
31ac8d8c FP |
3527 | attribute_mask = CWEventMask; |
3528 | XChangeWindowAttributes (XtDisplay (shell_widget), XtWindow (shell_widget), | |
3529 | attribute_mask, &attributes); | |
3530 | ||
6c32dd68 | 3531 | XtMapWidget (frame_widget); |
9ef48a9d | 3532 | |
8fc2766b RS |
3533 | /* x_set_name normally ignores requests to set the name if the |
3534 | requested name is the same as the current name. This is the one | |
3535 | place where that assumption isn't correct; f->name is set, but | |
3536 | the X server hasn't been told. */ | |
3537 | { | |
3538 | Lisp_Object name; | |
3539 | int explicit = f->explicit_name; | |
3540 | ||
3541 | f->explicit_name = 0; | |
3542 | name = f->name; | |
3543 | f->name = Qnil; | |
3544 | x_set_name (f, name, explicit); | |
3545 | } | |
3546 | ||
b9dc4443 | 3547 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3548 | f->output_data.x->text_cursor); |
8fc2766b RS |
3549 | |
3550 | UNBLOCK_INPUT; | |
3551 | ||
495fa05e GM |
3552 | /* This is a no-op, except under Motif. Make sure main areas are |
3553 | set to something reasonable, in case we get an error later. */ | |
3554 | lw_set_main_areas (pane_widget, 0, frame_widget); | |
8fc2766b RS |
3555 | } |
3556 | ||
9ef48a9d RS |
3557 | #else /* not USE_X_TOOLKIT */ |
3558 | ||
8fc2766b RS |
3559 | /* Create and set up the X window for frame F. */ |
3560 | ||
201d8c78 | 3561 | void |
8fc2766b RS |
3562 | x_window (f) |
3563 | struct frame *f; | |
3564 | ||
3565 | { | |
3566 | XClassHint class_hints; | |
3567 | XSetWindowAttributes attributes; | |
3568 | unsigned long attribute_mask; | |
3569 | ||
7556890b RS |
3570 | attributes.background_pixel = f->output_data.x->background_pixel; |
3571 | attributes.border_pixel = f->output_data.x->border_pixel; | |
01f1ba30 JB |
3572 | attributes.bit_gravity = StaticGravity; |
3573 | attributes.backing_store = NotUseful; | |
3574 | attributes.save_under = True; | |
3575 | attributes.event_mask = STANDARD_EVENT_SET; | |
3576 | attribute_mask = (CWBackPixel | CWBorderPixel | CWBitGravity | |
3577 | #if 0 | |
3578 | | CWBackingStore | CWSaveUnder | |
3579 | #endif | |
3580 | | CWEventMask); | |
3581 | ||
3582 | BLOCK_INPUT; | |
fe24a618 | 3583 | FRAME_X_WINDOW (f) |
b9dc4443 | 3584 | = XCreateWindow (FRAME_X_DISPLAY (f), |
7556890b RS |
3585 | f->output_data.x->parent_desc, |
3586 | f->output_data.x->left_pos, | |
3587 | f->output_data.x->top_pos, | |
f676886a | 3588 | PIXEL_WIDTH (f), PIXEL_HEIGHT (f), |
7556890b | 3589 | f->output_data.x->border_width, |
01f1ba30 JB |
3590 | CopyFromParent, /* depth */ |
3591 | InputOutput, /* class */ | |
b9dc4443 | 3592 | FRAME_X_DISPLAY_INFO (f)->visual, |
01f1ba30 | 3593 | attribute_mask, &attributes); |
5a7df7d7 GM |
3594 | |
3595 | #ifdef HAVE_X_I18N | |
3596 | create_frame_xic (f); | |
3597 | if (FRAME_XIC (f)) | |
3598 | { | |
3599 | /* XIM server might require some X events. */ | |
3600 | unsigned long fevent = NoEventMask; | |
3601 | XGetICValues(FRAME_XIC (f), XNFilterEvents, &fevent, NULL); | |
3602 | attributes.event_mask |= fevent; | |
3603 | attribute_mask = CWEventMask; | |
3604 | XChangeWindowAttributes (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
3605 | attribute_mask, &attributes); | |
3606 | } | |
3607 | #endif /* HAVE_X_I18N */ | |
3608 | ||
d387c960 | 3609 | validate_x_resource_name (); |
b7975ee4 | 3610 | |
d387c960 | 3611 | class_hints.res_name = (char *) XSTRING (Vx_resource_name)->data; |
498e9ac3 | 3612 | class_hints.res_class = (char *) XSTRING (Vx_resource_class)->data; |
b9dc4443 | 3613 | XSetClassHint (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), &class_hints); |
01f1ba30 | 3614 | |
00983aba KH |
3615 | /* The menubar is part of the ordinary display; |
3616 | it does not count in addition to the height of the window. */ | |
7556890b | 3617 | f->output_data.x->menubar_height = 0; |
00983aba | 3618 | |
179956b9 JB |
3619 | /* This indicates that we use the "Passive Input" input model. |
3620 | Unless we do this, we don't get the Focus{In,Out} events that we | |
3621 | need to draw the cursor correctly. Accursed bureaucrats. | |
b9dc4443 | 3622 | XWhipsAndChains (FRAME_X_DISPLAY (f), IronMaiden, &TheRack); */ |
179956b9 | 3623 | |
7556890b RS |
3624 | f->output_data.x->wm_hints.input = True; |
3625 | f->output_data.x->wm_hints.flags |= InputHint; | |
b9dc4443 | 3626 | XSetWMHints (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3627 | &f->output_data.x->wm_hints); |
6d078211 | 3628 | f->output_data.x->wm_hints.icon_pixmap = None; |
179956b9 | 3629 | |
032e4ebe RS |
3630 | /* Request "save yourself" and "delete window" commands from wm. */ |
3631 | { | |
3632 | Atom protocols[2]; | |
b9dc4443 RS |
3633 | protocols[0] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_delete_window; |
3634 | protocols[1] = FRAME_X_DISPLAY_INFO (f)->Xatom_wm_save_yourself; | |
3635 | XSetWMProtocols (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), protocols, 2); | |
032e4ebe | 3636 | } |
9ef48a9d | 3637 | |
e373f201 JB |
3638 | /* x_set_name normally ignores requests to set the name if the |
3639 | requested name is the same as the current name. This is the one | |
3640 | place where that assumption isn't correct; f->name is set, but | |
3641 | the X server hasn't been told. */ | |
3642 | { | |
98381190 | 3643 | Lisp_Object name; |
cf177271 | 3644 | int explicit = f->explicit_name; |
e373f201 | 3645 | |
cf177271 | 3646 | f->explicit_name = 0; |
98381190 KH |
3647 | name = f->name; |
3648 | f->name = Qnil; | |
cf177271 | 3649 | x_set_name (f, name, explicit); |
e373f201 JB |
3650 | } |
3651 | ||
b9dc4443 | 3652 | XDefineCursor (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
7556890b | 3653 | f->output_data.x->text_cursor); |
9ef48a9d | 3654 | |
01f1ba30 JB |
3655 | UNBLOCK_INPUT; |
3656 | ||
fe24a618 | 3657 | if (FRAME_X_WINDOW (f) == 0) |
9ef48a9d | 3658 | error ("Unable to create window"); |
01f1ba30 JB |
3659 | } |
3660 | ||
8fc2766b RS |
3661 | #endif /* not USE_X_TOOLKIT */ |
3662 | ||
01f1ba30 JB |
3663 | /* Handle the icon stuff for this window. Perhaps later we might |
3664 | want an x_set_icon_position which can be called interactively as | |
b9dc4443 | 3665 | well. */ |
01f1ba30 JB |
3666 | |
3667 | static void | |
f676886a JB |
3668 | x_icon (f, parms) |
3669 | struct frame *f; | |
01f1ba30 JB |
3670 | Lisp_Object parms; |
3671 | { | |
f9942c9e | 3672 | Lisp_Object icon_x, icon_y; |
abb4b7ec | 3673 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f); |
01f1ba30 JB |
3674 | |
3675 | /* Set the position of the icon. Note that twm groups all | |
b9dc4443 | 3676 | icons in an icon window. */ |
333b20bb GM |
3677 | icon_x = x_get_and_record_arg (f, parms, Qicon_left, 0, 0, RES_TYPE_NUMBER); |
3678 | icon_y = x_get_and_record_arg (f, parms, Qicon_top, 0, 0, RES_TYPE_NUMBER); | |
f9942c9e | 3679 | if (!EQ (icon_x, Qunbound) && !EQ (icon_y, Qunbound)) |
01f1ba30 | 3680 | { |
f9942c9e JB |
3681 | CHECK_NUMBER (icon_x, 0); |
3682 | CHECK_NUMBER (icon_y, 0); | |
01f1ba30 | 3683 | } |
f9942c9e | 3684 | else if (!EQ (icon_x, Qunbound) || !EQ (icon_y, Qunbound)) |
01f1ba30 | 3685 | error ("Both left and top icon corners of icon must be specified"); |
01f1ba30 | 3686 | |
f9942c9e JB |
3687 | BLOCK_INPUT; |
3688 | ||
fe24a618 JB |
3689 | if (! EQ (icon_x, Qunbound)) |
3690 | x_wm_set_icon_position (f, XINT (icon_x), XINT (icon_y)); | |
f9942c9e | 3691 | |
01f1ba30 | 3692 | /* Start up iconic or window? */ |
49795535 | 3693 | x_wm_set_window_state |
333b20bb GM |
3694 | (f, (EQ (x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, RES_TYPE_SYMBOL), |
3695 | Qicon) | |
49795535 JB |
3696 | ? IconicState |
3697 | : NormalState)); | |
01f1ba30 | 3698 | |
f468da95 RS |
3699 | x_text_icon (f, (char *) XSTRING ((!NILP (f->icon_name) |
3700 | ? f->icon_name | |
3701 | : f->name))->data); | |
80534dd6 | 3702 | |
01f1ba30 JB |
3703 | UNBLOCK_INPUT; |
3704 | } | |
3705 | ||
3706 | /* Make the GC's needed for this window, setting the | |
3707 | background, border and mouse colors; also create the | |
3708 | mouse cursor and the gray border tile. */ | |
3709 | ||
f945b920 JB |
3710 | static char cursor_bits[] = |
3711 | { | |
3712 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3713 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3714 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, | |
3715 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 | |
3716 | }; | |
3717 | ||
01f1ba30 | 3718 | static void |
f676886a JB |
3719 | x_make_gc (f) |
3720 | struct frame *f; | |
01f1ba30 JB |
3721 | { |
3722 | XGCValues gc_values; | |
01f1ba30 | 3723 | |
6afb1d07 JB |
3724 | BLOCK_INPUT; |
3725 | ||
f676886a | 3726 | /* Create the GC's of this frame. |
9ef48a9d | 3727 | Note that many default values are used. */ |
01f1ba30 JB |
3728 | |
3729 | /* Normal video */ | |
7556890b RS |
3730 | gc_values.font = f->output_data.x->font->fid; |
3731 | gc_values.foreground = f->output_data.x->foreground_pixel; | |
3732 | gc_values.background = f->output_data.x->background_pixel; | |
9ef48a9d | 3733 | gc_values.line_width = 0; /* Means 1 using fast algorithm. */ |
7556890b | 3734 | f->output_data.x->normal_gc = XCreateGC (FRAME_X_DISPLAY (f), |
fe24a618 | 3735 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3736 | GCLineWidth | GCFont |
3737 | | GCForeground | GCBackground, | |
3738 | &gc_values); | |
3739 | ||
b9dc4443 | 3740 | /* Reverse video style. */ |
7556890b RS |
3741 | gc_values.foreground = f->output_data.x->background_pixel; |
3742 | gc_values.background = f->output_data.x->foreground_pixel; | |
3743 | f->output_data.x->reverse_gc = XCreateGC (FRAME_X_DISPLAY (f), | |
fe24a618 | 3744 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
3745 | GCFont | GCForeground | GCBackground |
3746 | | GCLineWidth, | |
3747 | &gc_values); | |
3748 | ||
9ef48a9d | 3749 | /* Cursor has cursor-color background, background-color foreground. */ |
7556890b RS |
3750 | gc_values.foreground = f->output_data.x->background_pixel; |
3751 | gc_values.background = f->output_data.x->cursor_pixel; | |
01f1ba30 JB |
3752 | gc_values.fill_style = FillOpaqueStippled; |
3753 | gc_values.stipple | |
b9dc4443 RS |
3754 | = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
3755 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
01f1ba30 | 3756 | cursor_bits, 16, 16); |
7556890b | 3757 | f->output_data.x->cursor_gc |
b9dc4443 | 3758 | = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 3759 | (GCFont | GCForeground | GCBackground |
ac1f48a4 | 3760 | | GCFillStyle /* | GCStipple */ | GCLineWidth), |
01f1ba30 JB |
3761 | &gc_values); |
3762 | ||
333b20bb GM |
3763 | /* Reliefs. */ |
3764 | f->output_data.x->white_relief.gc = 0; | |
3765 | f->output_data.x->black_relief.gc = 0; | |
3766 | ||
01f1ba30 | 3767 | /* Create the gray border tile used when the pointer is not in |
f676886a | 3768 | the frame. Since this depends on the frame's pixel values, |
9ef48a9d | 3769 | this must be done on a per-frame basis. */ |
7556890b | 3770 | f->output_data.x->border_tile |
d043f1a4 | 3771 | = (XCreatePixmapFromBitmapData |
b9dc4443 | 3772 | (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, |
d043f1a4 | 3773 | gray_bits, gray_width, gray_height, |
7556890b RS |
3774 | f->output_data.x->foreground_pixel, |
3775 | f->output_data.x->background_pixel, | |
b9dc4443 RS |
3776 | DefaultDepth (FRAME_X_DISPLAY (f), |
3777 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))))); | |
6afb1d07 JB |
3778 | |
3779 | UNBLOCK_INPUT; | |
01f1ba30 | 3780 | } |
01f1ba30 | 3781 | |
f676886a | 3782 | DEFUN ("x-create-frame", Fx_create_frame, Sx_create_frame, |
01f1ba30 | 3783 | 1, 1, 0, |
f676886a | 3784 | "Make a new X window, which is called a \"frame\" in Emacs terms.\n\ |
08a90d6a | 3785 | Returns an Emacs frame object.\n\ |
f676886a JB |
3786 | ALIST is an alist of frame parameters.\n\ |
3787 | If the parameters specify that the frame should not have a minibuffer,\n\ | |
e22d6b02 | 3788 | and do not specify a specific minibuffer window to use,\n\ |
f676886a | 3789 | then `default-minibuffer-frame' must be a frame whose minibuffer can\n\ |
08a90d6a RS |
3790 | be shared by the new frame.\n\ |
3791 | \n\ | |
3792 | This function is an internal primitive--use `make-frame' instead.") | |
01f1ba30 JB |
3793 | (parms) |
3794 | Lisp_Object parms; | |
3795 | { | |
f676886a | 3796 | struct frame *f; |
2365c027 | 3797 | Lisp_Object frame, tem; |
01f1ba30 JB |
3798 | Lisp_Object name; |
3799 | int minibuffer_only = 0; | |
3800 | long window_prompting = 0; | |
3801 | int width, height; | |
9ef48a9d | 3802 | int count = specpdl_ptr - specpdl; |
ecaca587 | 3803 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
b9dc4443 | 3804 | Lisp_Object display; |
333b20bb | 3805 | struct x_display_info *dpyinfo = NULL; |
a59e4f3d | 3806 | Lisp_Object parent; |
e557f19d | 3807 | struct kboard *kb; |
01f1ba30 | 3808 | |
11ae94fe | 3809 | check_x (); |
01f1ba30 | 3810 | |
b7975ee4 KH |
3811 | /* Use this general default value to start with |
3812 | until we know if this frame has a specified name. */ | |
3813 | Vx_resource_name = Vinvocation_name; | |
3814 | ||
333b20bb | 3815 | display = x_get_arg (dpyinfo, parms, Qdisplay, 0, 0, RES_TYPE_STRING); |
b9dc4443 RS |
3816 | if (EQ (display, Qunbound)) |
3817 | display = Qnil; | |
3818 | dpyinfo = check_x_display_info (display); | |
e557f19d KH |
3819 | #ifdef MULTI_KBOARD |
3820 | kb = dpyinfo->kboard; | |
3821 | #else | |
3822 | kb = &the_only_kboard; | |
3823 | #endif | |
b9dc4443 | 3824 | |
333b20bb | 3825 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); |
6a5e54e2 | 3826 | if (!STRINGP (name) |
cf177271 JB |
3827 | && ! EQ (name, Qunbound) |
3828 | && ! NILP (name)) | |
08a90d6a | 3829 | error ("Invalid frame name--not a string or nil"); |
01f1ba30 | 3830 | |
b7975ee4 KH |
3831 | if (STRINGP (name)) |
3832 | Vx_resource_name = name; | |
3833 | ||
a59e4f3d | 3834 | /* See if parent window is specified. */ |
333b20bb | 3835 | parent = x_get_arg (dpyinfo, parms, Qparent_id, NULL, NULL, RES_TYPE_NUMBER); |
a59e4f3d RS |
3836 | if (EQ (parent, Qunbound)) |
3837 | parent = Qnil; | |
3838 | if (! NILP (parent)) | |
3839 | CHECK_NUMBER (parent, 0); | |
3840 | ||
ecaca587 RS |
3841 | /* make_frame_without_minibuffer can run Lisp code and garbage collect. */ |
3842 | /* No need to protect DISPLAY because that's not used after passing | |
3843 | it to make_frame_without_minibuffer. */ | |
3844 | frame = Qnil; | |
3845 | GCPRO4 (parms, parent, name, frame); | |
333b20bb GM |
3846 | tem = x_get_arg (dpyinfo, parms, Qminibuffer, "minibuffer", "Minibuffer", |
3847 | RES_TYPE_SYMBOL); | |
f9942c9e | 3848 | if (EQ (tem, Qnone) || NILP (tem)) |
2526c290 | 3849 | f = make_frame_without_minibuffer (Qnil, kb, display); |
f9942c9e | 3850 | else if (EQ (tem, Qonly)) |
01f1ba30 | 3851 | { |
f676886a | 3852 | f = make_minibuffer_frame (); |
01f1ba30 JB |
3853 | minibuffer_only = 1; |
3854 | } | |
6a5e54e2 | 3855 | else if (WINDOWP (tem)) |
2526c290 | 3856 | f = make_frame_without_minibuffer (tem, kb, display); |
f9942c9e JB |
3857 | else |
3858 | f = make_frame (1); | |
01f1ba30 | 3859 | |
ecaca587 RS |
3860 | XSETFRAME (frame, f); |
3861 | ||
a3c87d4e JB |
3862 | /* Note that X Windows does support scroll bars. */ |
3863 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 1; | |
179956b9 | 3864 | |
08a90d6a | 3865 | f->output_method = output_x_window; |
7556890b RS |
3866 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); |
3867 | bzero (f->output_data.x, sizeof (struct x_output)); | |
3868 | f->output_data.x->icon_bitmap = -1; | |
0ecca023 | 3869 | f->output_data.x->fontset = -1; |
333b20bb GM |
3870 | f->output_data.x->scroll_bar_foreground_pixel = -1; |
3871 | f->output_data.x->scroll_bar_background_pixel = -1; | |
08a90d6a | 3872 | |
f468da95 | 3873 | f->icon_name |
333b20bb GM |
3874 | = x_get_arg (dpyinfo, parms, Qicon_name, "iconName", "Title", |
3875 | RES_TYPE_STRING); | |
f468da95 RS |
3876 | if (! STRINGP (f->icon_name)) |
3877 | f->icon_name = Qnil; | |
80534dd6 | 3878 | |
08a90d6a | 3879 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; |
73410c76 | 3880 | #ifdef MULTI_KBOARD |
e557f19d | 3881 | FRAME_KBOARD (f) = kb; |
73410c76 | 3882 | #endif |
08a90d6a | 3883 | |
a59e4f3d RS |
3884 | /* Specify the parent under which to make this X window. */ |
3885 | ||
3886 | if (!NILP (parent)) | |
3887 | { | |
8c239ac3 | 3888 | f->output_data.x->parent_desc = (Window) XFASTINT (parent); |
7556890b | 3889 | f->output_data.x->explicit_parent = 1; |
a59e4f3d RS |
3890 | } |
3891 | else | |
3892 | { | |
7556890b RS |
3893 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
3894 | f->output_data.x->explicit_parent = 0; | |
a59e4f3d RS |
3895 | } |
3896 | ||
cf177271 JB |
3897 | /* Set the name; the functions to which we pass f expect the name to |
3898 | be set. */ | |
3899 | if (EQ (name, Qunbound) || NILP (name)) | |
3900 | { | |
08a90d6a | 3901 | f->name = build_string (dpyinfo->x_id_name); |
cf177271 JB |
3902 | f->explicit_name = 0; |
3903 | } | |
3904 | else | |
3905 | { | |
3906 | f->name = name; | |
3907 | f->explicit_name = 1; | |
9ef48a9d RS |
3908 | /* use the frame's title when getting resources for this frame. */ |
3909 | specbind (Qx_resource_name, name); | |
cf177271 | 3910 | } |
01f1ba30 | 3911 | |
942ea06d | 3912 | /* Create fontsets from `global_fontset_alist' before handling fonts. */ |
8e713be6 KR |
3913 | for (tem = Vglobal_fontset_alist; CONSP (tem); tem = XCDR (tem)) |
3914 | fs_register_fontset (f, XCAR (tem)); | |
942ea06d | 3915 | |
01f1ba30 JB |
3916 | /* Extract the window parameters from the supplied values |
3917 | that are needed to determine window geometry. */ | |
d387c960 JB |
3918 | { |
3919 | Lisp_Object font; | |
3920 | ||
333b20bb | 3921 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); |
2ee3abaa | 3922 | |
6817eab4 | 3923 | BLOCK_INPUT; |
e5e548e3 RS |
3924 | /* First, try whatever font the caller has specified. */ |
3925 | if (STRINGP (font)) | |
942ea06d | 3926 | { |
49965a29 | 3927 | tem = Fquery_fontset (font, Qnil); |
477f8642 KH |
3928 | if (STRINGP (tem)) |
3929 | font = x_new_fontset (f, XSTRING (tem)->data); | |
942ea06d KH |
3930 | else |
3931 | font = x_new_font (f, XSTRING (font)->data); | |
3932 | } | |
333b20bb | 3933 | |
e5e548e3 | 3934 | /* Try out a font which we hope has bold and italic variations. */ |
333b20bb GM |
3935 | if (!STRINGP (font)) |
3936 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
e5e548e3 | 3937 | if (!STRINGP (font)) |
a6ac02af | 3938 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 | 3939 | if (! STRINGP (font)) |
a6ac02af | 3940 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); |
e5e548e3 RS |
3941 | if (! STRINGP (font)) |
3942 | /* This was formerly the first thing tried, but it finds too many fonts | |
3943 | and takes too long. */ | |
3944 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
3945 | /* If those didn't work, look for something which will at least work. */ | |
3946 | if (! STRINGP (font)) | |
a6ac02af | 3947 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); |
6817eab4 JB |
3948 | UNBLOCK_INPUT; |
3949 | if (! STRINGP (font)) | |
e5e548e3 RS |
3950 | font = build_string ("fixed"); |
3951 | ||
477f8642 | 3952 | x_default_parameter (f, parms, Qfont, font, |
333b20bb | 3953 | "font", "Font", RES_TYPE_STRING); |
d387c960 | 3954 | } |
9ef48a9d | 3955 | |
e3881aa0 | 3956 | #ifdef USE_LUCID |
82c90203 RS |
3957 | /* Prevent lwlib/xlwmenu.c from crashing because of a bug |
3958 | whereby it fails to get any font. */ | |
7556890b | 3959 | xlwmenu_default_font = f->output_data.x->font; |
dd254b21 | 3960 | #endif |
82c90203 | 3961 | |
cf177271 | 3962 | x_default_parameter (f, parms, Qborder_width, make_number (2), |
333b20bb GM |
3963 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); |
3964 | ||
ddf768c3 JB |
3965 | /* This defaults to 2 in order to match xterm. We recognize either |
3966 | internalBorderWidth or internalBorder (which is what xterm calls | |
3967 | it). */ | |
3968 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
3969 | { | |
3970 | Lisp_Object value; | |
3971 | ||
abb4b7ec | 3972 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, |
333b20bb | 3973 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); |
ddf768c3 JB |
3974 | if (! EQ (value, Qunbound)) |
3975 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
3976 | parms); | |
3977 | } | |
dca97592 | 3978 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), |
333b20bb GM |
3979 | "internalBorderWidth", "internalBorderWidth", |
3980 | RES_TYPE_NUMBER); | |
1ab3d87e | 3981 | x_default_parameter (f, parms, Qvertical_scroll_bars, Qleft, |
333b20bb GM |
3982 | "verticalScrollBars", "ScrollBars", |
3983 | RES_TYPE_SYMBOL); | |
01f1ba30 | 3984 | |
b9dc4443 | 3985 | /* Also do the stuff which must be set before the window exists. */ |
cf177271 | 3986 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), |
333b20bb | 3987 | "foreground", "Foreground", RES_TYPE_STRING); |
cf177271 | 3988 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), |
0b60fc91 | 3989 | "background", "Background", RES_TYPE_STRING); |
cf177271 | 3990 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), |
333b20bb | 3991 | "pointerColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 3992 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), |
333b20bb | 3993 | "cursorColor", "Foreground", RES_TYPE_STRING); |
cf177271 | 3994 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), |
333b20bb | 3995 | "borderColor", "BorderColor", RES_TYPE_STRING); |
d62c8769 GM |
3996 | x_default_parameter (f, parms, Qscreen_gamma, Qnil, |
3997 | "screenGamma", "ScreenGamma", RES_TYPE_FLOAT); | |
333b20bb GM |
3998 | |
3999 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_foreground, | |
4000 | "scrollBarForeground", | |
4001 | "ScrollBarForeground", 1); | |
4002 | x_default_scroll_bar_color_parameter (f, parms, Qscroll_bar_background, | |
4003 | "scrollBarBackground", | |
4004 | "ScrollBarBackground", 0); | |
4005 | ||
4006 | /* Init faces before x_default_parameter is called for scroll-bar | |
4007 | parameters because that function calls x_set_scroll_bar_width, | |
4008 | which calls change_frame_size, which calls Fset_window_buffer, | |
4009 | which runs hooks, which call Fvertical_motion. At the end, we | |
4010 | end up in init_iterator with a null face cache, which should not | |
4011 | happen. */ | |
4012 | init_frame_faces (f); | |
4013 | ||
c7bcb20d | 4014 | x_default_parameter (f, parms, Qmenu_bar_lines, make_number (1), |
333b20bb | 4015 | "menuBar", "MenuBar", RES_TYPE_NUMBER); |
9ea173e8 | 4016 | x_default_parameter (f, parms, Qtool_bar_lines, make_number (0), |
333b20bb | 4017 | "toolBar", "ToolBar", RES_TYPE_NUMBER); |
79873d50 | 4018 | x_default_parameter (f, parms, Qbuffer_predicate, Qnil, |
333b20bb GM |
4019 | "bufferPredicate", "BufferPredicate", |
4020 | RES_TYPE_SYMBOL); | |
c2304e02 | 4021 | x_default_parameter (f, parms, Qtitle, Qnil, |
333b20bb | 4022 | "title", "Title", RES_TYPE_STRING); |
90eb1019 | 4023 | |
7556890b | 4024 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; |
f676886a | 4025 | window_prompting = x_figure_window_size (f, parms); |
01f1ba30 | 4026 | |
f83f10ba | 4027 | if (window_prompting & XNegative) |
2365c027 | 4028 | { |
f83f10ba | 4029 | if (window_prompting & YNegative) |
7556890b | 4030 | f->output_data.x->win_gravity = SouthEastGravity; |
f83f10ba | 4031 | else |
7556890b | 4032 | f->output_data.x->win_gravity = NorthEastGravity; |
f83f10ba RS |
4033 | } |
4034 | else | |
4035 | { | |
4036 | if (window_prompting & YNegative) | |
7556890b | 4037 | f->output_data.x->win_gravity = SouthWestGravity; |
f83f10ba | 4038 | else |
7556890b | 4039 | f->output_data.x->win_gravity = NorthWestGravity; |
2365c027 RS |
4040 | } |
4041 | ||
7556890b | 4042 | f->output_data.x->size_hint_flags = window_prompting; |
38d22040 | 4043 | |
495fa05e GM |
4044 | tem = x_get_arg (dpyinfo, parms, Qunsplittable, 0, 0, RES_TYPE_BOOLEAN); |
4045 | f->no_split = minibuffer_only || EQ (tem, Qt); | |
4046 | ||
9ea173e8 | 4047 | /* Create the X widget or window. Add the tool-bar height to the |
333b20bb GM |
4048 | initial frame height so that the user gets a text display area of |
4049 | the size he specified with -g or via .Xdefaults. Later changes | |
9ea173e8 | 4050 | of the tool-bar height don't change the frame size. This is done |
333b20bb | 4051 | so that users can create tall Emacs frames without having to |
9ea173e8 GM |
4052 | guess how tall the tool-bar will get. */ |
4053 | f->height += FRAME_TOOL_BAR_LINES (f); | |
495fa05e | 4054 | |
a7f7d550 FP |
4055 | #ifdef USE_X_TOOLKIT |
4056 | x_window (f, window_prompting, minibuffer_only); | |
4057 | #else | |
f676886a | 4058 | x_window (f); |
a7f7d550 | 4059 | #endif |
495fa05e | 4060 | |
f676886a JB |
4061 | x_icon (f, parms); |
4062 | x_make_gc (f); | |
01f1ba30 | 4063 | |
495fa05e GM |
4064 | /* Now consider the frame official. */ |
4065 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
4066 | Vframe_list = Fcons (frame, Vframe_list); | |
4067 | ||
f9942c9e JB |
4068 | /* We need to do this after creating the X window, so that the |
4069 | icon-creation functions can say whose icon they're describing. */ | |
cf177271 | 4070 | x_default_parameter (f, parms, Qicon_type, Qnil, |
333b20bb | 4071 | "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL); |
f9942c9e | 4072 | |
cf177271 | 4073 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
333b20bb | 4074 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
cf177271 | 4075 | x_default_parameter (f, parms, Qauto_lower, Qnil, |
333b20bb | 4076 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); |
dbc4e1c1 | 4077 | x_default_parameter (f, parms, Qcursor_type, Qbox, |
333b20bb | 4078 | "cursorType", "CursorType", RES_TYPE_SYMBOL); |
28d7281d GM |
4079 | x_default_parameter (f, parms, Qscroll_bar_width, Qnil, |
4080 | "scrollBarWidth", "ScrollBarWidth", | |
4081 | RES_TYPE_NUMBER); | |
f9942c9e | 4082 | |
f676886a | 4083 | /* Dimensions, especially f->height, must be done via change_frame_size. |
01f1ba30 | 4084 | Change will not be effected unless different from the current |
b9dc4443 | 4085 | f->height. */ |
f676886a JB |
4086 | width = f->width; |
4087 | height = f->height; | |
1ab3d87e RS |
4088 | f->height = 0; |
4089 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 4090 | change_frame_size (f, height, width, 1, 0, 0); |
d043f1a4 | 4091 | |
495fa05e GM |
4092 | /* Set up faces after all frame parameters are known. */ |
4093 | call1 (Qface_set_after_frame_default, frame); | |
05c8abbe | 4094 | |
495fa05e GM |
4095 | #ifdef USE_X_TOOLKIT |
4096 | /* Create the menu bar. */ | |
4097 | if (!minibuffer_only && FRAME_EXTERNAL_MENU_BAR (f)) | |
4098 | { | |
4099 | /* If this signals an error, we haven't set size hints for the | |
4100 | frame and we didn't make it visible. */ | |
4101 | initialize_frame_menubar (f); | |
4102 | ||
4103 | /* This is a no-op, except under Motif where it arranges the | |
4104 | main window for the widgets on it. */ | |
4105 | lw_set_main_areas (f->output_data.x->column_widget, | |
4106 | f->output_data.x->menubar_widget, | |
4107 | f->output_data.x->edit_widget); | |
4108 | } | |
4109 | #endif /* USE_X_TOOLKIT */ | |
4110 | ||
4111 | /* Tell the server what size and position, etc, we want, and how | |
4112 | badly we want them. This should be done after we have the menu | |
4113 | bar so that its size can be taken into account. */ | |
01f1ba30 | 4114 | BLOCK_INPUT; |
7989f084 | 4115 | x_wm_set_size_hint (f, window_prompting, 0); |
01f1ba30 JB |
4116 | UNBLOCK_INPUT; |
4117 | ||
495fa05e GM |
4118 | /* Make the window appear on the frame and enable display, unless |
4119 | the caller says not to. However, with explicit parent, Emacs | |
4120 | cannot control visibility, so don't try. */ | |
7556890b | 4121 | if (! f->output_data.x->explicit_parent) |
a59e4f3d RS |
4122 | { |
4123 | Lisp_Object visibility; | |
49795535 | 4124 | |
333b20bb GM |
4125 | visibility = x_get_arg (dpyinfo, parms, Qvisibility, 0, 0, |
4126 | RES_TYPE_SYMBOL); | |
a59e4f3d RS |
4127 | if (EQ (visibility, Qunbound)) |
4128 | visibility = Qt; | |
49795535 | 4129 | |
a59e4f3d RS |
4130 | if (EQ (visibility, Qicon)) |
4131 | x_iconify_frame (f); | |
4132 | else if (! NILP (visibility)) | |
4133 | x_make_frame_visible (f); | |
4134 | else | |
4135 | /* Must have been Qnil. */ | |
4136 | ; | |
4137 | } | |
01f1ba30 | 4138 | |
495fa05e | 4139 | UNGCPRO; |
9ef48a9d | 4140 | return unbind_to (count, frame); |
01f1ba30 JB |
4141 | } |
4142 | ||
0d17d282 KH |
4143 | /* FRAME is used only to get a handle on the X display. We don't pass the |
4144 | display info directly because we're called from frame.c, which doesn't | |
4145 | know about that structure. */ | |
e4f79258 | 4146 | |
87498171 | 4147 | Lisp_Object |
0d17d282 KH |
4148 | x_get_focus_frame (frame) |
4149 | struct frame *frame; | |
87498171 | 4150 | { |
0d17d282 | 4151 | struct x_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (frame); |
87498171 | 4152 | Lisp_Object xfocus; |
0d17d282 | 4153 | if (! dpyinfo->x_focus_frame) |
87498171 KH |
4154 | return Qnil; |
4155 | ||
0d17d282 | 4156 | XSETFRAME (xfocus, dpyinfo->x_focus_frame); |
87498171 KH |
4157 | return xfocus; |
4158 | } | |
f0614854 JB |
4159 | |
4160 | \f | |
2d764c78 EZ |
4161 | DEFUN ("xw-color-defined-p", Fxw_color_defined_p, Sxw_color_defined_p, 1, 2, 0, |
4162 | "Internal function called by `color-defined-p', which see.") | |
b9dc4443 RS |
4163 | (color, frame) |
4164 | Lisp_Object color, frame; | |
e12d55b2 | 4165 | { |
b9dc4443 RS |
4166 | XColor foo; |
4167 | FRAME_PTR f = check_x_frame (frame); | |
e12d55b2 | 4168 | |
b9dc4443 RS |
4169 | CHECK_STRING (color, 1); |
4170 | ||
2d764c78 | 4171 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
e12d55b2 RS |
4172 | return Qt; |
4173 | else | |
4174 | return Qnil; | |
4175 | } | |
4176 | ||
2d764c78 EZ |
4177 | DEFUN ("xw-color-values", Fxw_color_values, Sxw_color_values, 1, 2, 0, |
4178 | "Internal function called by `color-values', which see.") | |
b9dc4443 RS |
4179 | (color, frame) |
4180 | Lisp_Object color, frame; | |
01f1ba30 | 4181 | { |
b9dc4443 RS |
4182 | XColor foo; |
4183 | FRAME_PTR f = check_x_frame (frame); | |
4184 | ||
4185 | CHECK_STRING (color, 1); | |
01f1ba30 | 4186 | |
2d764c78 | 4187 | if (x_defined_color (f, XSTRING (color)->data, &foo, 0)) |
57c82a63 RS |
4188 | { |
4189 | Lisp_Object rgb[3]; | |
4190 | ||
4191 | rgb[0] = make_number (foo.red); | |
4192 | rgb[1] = make_number (foo.green); | |
4193 | rgb[2] = make_number (foo.blue); | |
4194 | return Flist (3, rgb); | |
4195 | } | |
01f1ba30 JB |
4196 | else |
4197 | return Qnil; | |
4198 | } | |
4199 | ||
2d764c78 EZ |
4200 | DEFUN ("xw-display-color-p", Fxw_display_color_p, Sxw_display_color_p, 0, 1, 0, |
4201 | "Internal function called by `display-color-p', which see.") | |
08a90d6a RS |
4202 | (display) |
4203 | Lisp_Object display; | |
01f1ba30 | 4204 | { |
08a90d6a | 4205 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4206 | |
b9dc4443 | 4207 | if (dpyinfo->n_planes <= 2) |
01f1ba30 JB |
4208 | return Qnil; |
4209 | ||
b9dc4443 | 4210 | switch (dpyinfo->visual->class) |
01f1ba30 JB |
4211 | { |
4212 | case StaticColor: | |
4213 | case PseudoColor: | |
4214 | case TrueColor: | |
4215 | case DirectColor: | |
4216 | return Qt; | |
4217 | ||
4218 | default: | |
4219 | return Qnil; | |
4220 | } | |
4221 | } | |
4222 | ||
d0c9d219 | 4223 | DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p, Sx_display_grayscale_p, |
b9dc4443 | 4224 | 0, 1, 0, |
08a90d6a | 4225 | "Return t if the X display supports shades of gray.\n\ |
ae6b58f9 | 4226 | Note that color displays do support shades of gray.\n\ |
08a90d6a RS |
4227 | The optional argument DISPLAY specifies which display to ask about.\n\ |
4228 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4229 | If omitted or nil, that stands for the selected frame's display.") | |
4230 | (display) | |
4231 | Lisp_Object display; | |
d0c9d219 | 4232 | { |
08a90d6a | 4233 | struct x_display_info *dpyinfo = check_x_display_info (display); |
d0c9d219 | 4234 | |
ae6b58f9 | 4235 | if (dpyinfo->n_planes <= 1) |
b9dc4443 RS |
4236 | return Qnil; |
4237 | ||
ae6b58f9 RS |
4238 | switch (dpyinfo->visual->class) |
4239 | { | |
4240 | case StaticColor: | |
4241 | case PseudoColor: | |
4242 | case TrueColor: | |
4243 | case DirectColor: | |
4244 | case StaticGray: | |
4245 | case GrayScale: | |
4246 | return Qt; | |
4247 | ||
4248 | default: | |
4249 | return Qnil; | |
4250 | } | |
d0c9d219 RS |
4251 | } |
4252 | ||
41beb8fc RS |
4253 | DEFUN ("x-display-pixel-width", Fx_display_pixel_width, Sx_display_pixel_width, |
4254 | 0, 1, 0, | |
08a90d6a RS |
4255 | "Returns the width in pixels of the X display DISPLAY.\n\ |
4256 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4257 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4258 | If omitted or nil, that stands for the selected frame's display.") | |
4259 | (display) | |
4260 | Lisp_Object display; | |
41beb8fc | 4261 | { |
08a90d6a | 4262 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4263 | |
4264 | return make_number (dpyinfo->width); | |
41beb8fc RS |
4265 | } |
4266 | ||
4267 | DEFUN ("x-display-pixel-height", Fx_display_pixel_height, | |
4268 | Sx_display_pixel_height, 0, 1, 0, | |
08a90d6a RS |
4269 | "Returns the height in pixels of the X display DISPLAY.\n\ |
4270 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4271 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4272 | If omitted or nil, that stands for the selected frame's display.") | |
4273 | (display) | |
4274 | Lisp_Object display; | |
41beb8fc | 4275 | { |
08a90d6a | 4276 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4277 | |
4278 | return make_number (dpyinfo->height); | |
41beb8fc RS |
4279 | } |
4280 | ||
4281 | DEFUN ("x-display-planes", Fx_display_planes, Sx_display_planes, | |
4282 | 0, 1, 0, | |
08a90d6a RS |
4283 | "Returns the number of bitplanes of the X display DISPLAY.\n\ |
4284 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4285 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4286 | If omitted or nil, that stands for the selected frame's display.") | |
4287 | (display) | |
4288 | Lisp_Object display; | |
41beb8fc | 4289 | { |
08a90d6a | 4290 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4291 | |
4292 | return make_number (dpyinfo->n_planes); | |
41beb8fc RS |
4293 | } |
4294 | ||
4295 | DEFUN ("x-display-color-cells", Fx_display_color_cells, Sx_display_color_cells, | |
4296 | 0, 1, 0, | |
08a90d6a RS |
4297 | "Returns the number of color cells of the X display DISPLAY.\n\ |
4298 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4299 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4300 | If omitted or nil, that stands for the selected frame's display.") | |
4301 | (display) | |
4302 | Lisp_Object display; | |
41beb8fc | 4303 | { |
08a90d6a | 4304 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4305 | |
4306 | return make_number (DisplayCells (dpyinfo->display, | |
4307 | XScreenNumberOfScreen (dpyinfo->screen))); | |
41beb8fc RS |
4308 | } |
4309 | ||
9d317b2c RS |
4310 | DEFUN ("x-server-max-request-size", Fx_server_max_request_size, |
4311 | Sx_server_max_request_size, | |
4312 | 0, 1, 0, | |
08a90d6a RS |
4313 | "Returns the maximum request size of the X server of display DISPLAY.\n\ |
4314 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4315 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4316 | If omitted or nil, that stands for the selected frame's display.") | |
4317 | (display) | |
4318 | Lisp_Object display; | |
9d317b2c | 4319 | { |
08a90d6a | 4320 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4321 | |
4322 | return make_number (MAXREQUEST (dpyinfo->display)); | |
9d317b2c RS |
4323 | } |
4324 | ||
41beb8fc | 4325 | DEFUN ("x-server-vendor", Fx_server_vendor, Sx_server_vendor, 0, 1, 0, |
08a90d6a RS |
4326 | "Returns the vendor ID string of the X server of display DISPLAY.\n\ |
4327 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4328 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4329 | If omitted or nil, that stands for the selected frame's display.") | |
4330 | (display) | |
4331 | Lisp_Object display; | |
41beb8fc | 4332 | { |
08a90d6a | 4333 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4334 | char *vendor = ServerVendor (dpyinfo->display); |
4335 | ||
41beb8fc RS |
4336 | if (! vendor) vendor = ""; |
4337 | return build_string (vendor); | |
4338 | } | |
4339 | ||
4340 | DEFUN ("x-server-version", Fx_server_version, Sx_server_version, 0, 1, 0, | |
08a90d6a | 4341 | "Returns the version numbers of the X server of display DISPLAY.\n\ |
41beb8fc RS |
4342 | The value is a list of three integers: the major and minor\n\ |
4343 | version numbers of the X Protocol in use, and the vendor-specific release\n\ | |
08a90d6a RS |
4344 | number. See also the function `x-server-vendor'.\n\n\ |
4345 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4346 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4347 | If omitted or nil, that stands for the selected frame's display.") | |
4348 | (display) | |
4349 | Lisp_Object display; | |
41beb8fc | 4350 | { |
08a90d6a | 4351 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 | 4352 | Display *dpy = dpyinfo->display; |
11ae94fe | 4353 | |
41beb8fc RS |
4354 | return Fcons (make_number (ProtocolVersion (dpy)), |
4355 | Fcons (make_number (ProtocolRevision (dpy)), | |
4356 | Fcons (make_number (VendorRelease (dpy)), Qnil))); | |
4357 | } | |
4358 | ||
4359 | DEFUN ("x-display-screens", Fx_display_screens, Sx_display_screens, 0, 1, 0, | |
08a90d6a RS |
4360 | "Returns the number of screens on the X server of display DISPLAY.\n\ |
4361 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4362 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4363 | If omitted or nil, that stands for the selected frame's display.") | |
4364 | (display) | |
4365 | Lisp_Object display; | |
41beb8fc | 4366 | { |
08a90d6a | 4367 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4368 | |
4369 | return make_number (ScreenCount (dpyinfo->display)); | |
41beb8fc RS |
4370 | } |
4371 | ||
4372 | DEFUN ("x-display-mm-height", Fx_display_mm_height, Sx_display_mm_height, 0, 1, 0, | |
08a90d6a RS |
4373 | "Returns the height in millimeters of the X display DISPLAY.\n\ |
4374 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4375 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4376 | If omitted or nil, that stands for the selected frame's display.") | |
4377 | (display) | |
4378 | Lisp_Object display; | |
41beb8fc | 4379 | { |
08a90d6a | 4380 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4381 | |
4382 | return make_number (HeightMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4383 | } |
4384 | ||
4385 | DEFUN ("x-display-mm-width", Fx_display_mm_width, Sx_display_mm_width, 0, 1, 0, | |
08a90d6a RS |
4386 | "Returns the width in millimeters of the X display DISPLAY.\n\ |
4387 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4388 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4389 | If omitted or nil, that stands for the selected frame's display.") | |
4390 | (display) | |
4391 | Lisp_Object display; | |
41beb8fc | 4392 | { |
08a90d6a | 4393 | struct x_display_info *dpyinfo = check_x_display_info (display); |
b9dc4443 RS |
4394 | |
4395 | return make_number (WidthMMOfScreen (dpyinfo->screen)); | |
41beb8fc RS |
4396 | } |
4397 | ||
4398 | DEFUN ("x-display-backing-store", Fx_display_backing_store, | |
4399 | Sx_display_backing_store, 0, 1, 0, | |
08a90d6a RS |
4400 | "Returns an indication of whether X display DISPLAY does backing store.\n\ |
4401 | The value may be `always', `when-mapped', or `not-useful'.\n\ | |
4402 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4403 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4404 | If omitted or nil, that stands for the selected frame's display.") | |
4405 | (display) | |
4406 | Lisp_Object display; | |
41beb8fc | 4407 | { |
08a90d6a | 4408 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4409 | |
b9dc4443 | 4410 | switch (DoesBackingStore (dpyinfo->screen)) |
41beb8fc RS |
4411 | { |
4412 | case Always: | |
4413 | return intern ("always"); | |
4414 | ||
4415 | case WhenMapped: | |
4416 | return intern ("when-mapped"); | |
4417 | ||
4418 | case NotUseful: | |
4419 | return intern ("not-useful"); | |
4420 | ||
4421 | default: | |
4422 | error ("Strange value for BackingStore parameter of screen"); | |
4423 | } | |
4424 | } | |
4425 | ||
4426 | DEFUN ("x-display-visual-class", Fx_display_visual_class, | |
4427 | Sx_display_visual_class, 0, 1, 0, | |
08a90d6a | 4428 | "Returns the visual class of the X display DISPLAY.\n\ |
41beb8fc | 4429 | The value is one of the symbols `static-gray', `gray-scale',\n\ |
08a90d6a RS |
4430 | `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\ |
4431 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4432 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4433 | If omitted or nil, that stands for the selected frame's display.") | |
4434 | (display) | |
4435 | Lisp_Object display; | |
41beb8fc | 4436 | { |
08a90d6a | 4437 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4438 | |
b9dc4443 | 4439 | switch (dpyinfo->visual->class) |
41beb8fc RS |
4440 | { |
4441 | case StaticGray: return (intern ("static-gray")); | |
4442 | case GrayScale: return (intern ("gray-scale")); | |
4443 | case StaticColor: return (intern ("static-color")); | |
4444 | case PseudoColor: return (intern ("pseudo-color")); | |
4445 | case TrueColor: return (intern ("true-color")); | |
4446 | case DirectColor: return (intern ("direct-color")); | |
4447 | default: | |
4448 | error ("Display has an unknown visual class"); | |
4449 | } | |
4450 | } | |
4451 | ||
4452 | DEFUN ("x-display-save-under", Fx_display_save_under, | |
4453 | Sx_display_save_under, 0, 1, 0, | |
08a90d6a RS |
4454 | "Returns t if the X display DISPLAY supports the save-under feature.\n\ |
4455 | The optional argument DISPLAY specifies which display to ask about.\n\ | |
4456 | DISPLAY should be either a frame or a display name (a string).\n\ | |
4457 | If omitted or nil, that stands for the selected frame's display.") | |
4458 | (display) | |
4459 | Lisp_Object display; | |
41beb8fc | 4460 | { |
08a90d6a | 4461 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 4462 | |
b9dc4443 | 4463 | if (DoesSaveUnders (dpyinfo->screen) == True) |
41beb8fc RS |
4464 | return Qt; |
4465 | else | |
4466 | return Qnil; | |
4467 | } | |
4468 | \f | |
b9dc4443 | 4469 | int |
55caf99c RS |
4470 | x_pixel_width (f) |
4471 | register struct frame *f; | |
01f1ba30 | 4472 | { |
55caf99c | 4473 | return PIXEL_WIDTH (f); |
01f1ba30 JB |
4474 | } |
4475 | ||
b9dc4443 | 4476 | int |
55caf99c RS |
4477 | x_pixel_height (f) |
4478 | register struct frame *f; | |
01f1ba30 | 4479 | { |
55caf99c RS |
4480 | return PIXEL_HEIGHT (f); |
4481 | } | |
4482 | ||
b9dc4443 | 4483 | int |
55caf99c RS |
4484 | x_char_width (f) |
4485 | register struct frame *f; | |
4486 | { | |
7556890b | 4487 | return FONT_WIDTH (f->output_data.x->font); |
55caf99c RS |
4488 | } |
4489 | ||
b9dc4443 | 4490 | int |
55caf99c RS |
4491 | x_char_height (f) |
4492 | register struct frame *f; | |
4493 | { | |
7556890b | 4494 | return f->output_data.x->line_height; |
01f1ba30 | 4495 | } |
b9dc4443 RS |
4496 | |
4497 | int | |
f03f2489 RS |
4498 | x_screen_planes (f) |
4499 | register struct frame *f; | |
b9dc4443 | 4500 | { |
f03f2489 | 4501 | return FRAME_X_DISPLAY_INFO (f)->n_planes; |
b9dc4443 | 4502 | } |
01f1ba30 | 4503 | \f |
85ffea93 RS |
4504 | #if 0 /* These no longer seem like the right way to do things. */ |
4505 | ||
f676886a | 4506 | /* Draw a rectangle on the frame with left top corner including |
01f1ba30 | 4507 | the character specified by LEFT_CHAR and TOP_CHAR. The rectangle is |
b9dc4443 | 4508 | CHARS by LINES wide and long and is the color of the cursor. */ |
01f1ba30 JB |
4509 | |
4510 | void | |
f676886a JB |
4511 | x_rectangle (f, gc, left_char, top_char, chars, lines) |
4512 | register struct frame *f; | |
01f1ba30 JB |
4513 | GC gc; |
4514 | register int top_char, left_char, chars, lines; | |
4515 | { | |
4516 | int width; | |
4517 | int height; | |
7556890b RS |
4518 | int left = (left_char * FONT_WIDTH (f->output_data.x->font) |
4519 | + f->output_data.x->internal_border_width); | |
4520 | int top = (top_char * f->output_data.x->line_height | |
4521 | + f->output_data.x->internal_border_width); | |
01f1ba30 JB |
4522 | |
4523 | if (chars < 0) | |
7556890b | 4524 | width = FONT_WIDTH (f->output_data.x->font) / 2; |
01f1ba30 | 4525 | else |
7556890b | 4526 | width = FONT_WIDTH (f->output_data.x->font) * chars; |
01f1ba30 | 4527 | if (lines < 0) |
7556890b | 4528 | height = f->output_data.x->line_height / 2; |
01f1ba30 | 4529 | else |
7556890b | 4530 | height = f->output_data.x->line_height * lines; |
01f1ba30 | 4531 | |
b9dc4443 | 4532 | XDrawRectangle (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
4533 | gc, left, top, width, height); |
4534 | } | |
4535 | ||
4536 | DEFUN ("x-draw-rectangle", Fx_draw_rectangle, Sx_draw_rectangle, 5, 5, 0, | |
f676886a | 4537 | "Draw a rectangle on FRAME between coordinates specified by\n\ |
01f1ba30 | 4538 | numbers X0, Y0, X1, Y1 in the cursor pixel.") |
f676886a JB |
4539 | (frame, X0, Y0, X1, Y1) |
4540 | register Lisp_Object frame, X0, X1, Y0, Y1; | |
01f1ba30 JB |
4541 | { |
4542 | register int x0, y0, x1, y1, top, left, n_chars, n_lines; | |
4543 | ||
f676886a | 4544 | CHECK_LIVE_FRAME (frame, 0); |
01f1ba30 JB |
4545 | CHECK_NUMBER (X0, 0); |
4546 | CHECK_NUMBER (Y0, 1); | |
4547 | CHECK_NUMBER (X1, 2); | |
4548 | CHECK_NUMBER (Y1, 3); | |
4549 | ||
4550 | x0 = XINT (X0); | |
4551 | x1 = XINT (X1); | |
4552 | y0 = XINT (Y0); | |
4553 | y1 = XINT (Y1); | |
4554 | ||
4555 | if (y1 > y0) | |
4556 | { | |
4557 | top = y0; | |
4558 | n_lines = y1 - y0 + 1; | |
4559 | } | |
4560 | else | |
4561 | { | |
4562 | top = y1; | |
4563 | n_lines = y0 - y1 + 1; | |
4564 | } | |
4565 | ||
4566 | if (x1 > x0) | |
4567 | { | |
4568 | left = x0; | |
4569 | n_chars = x1 - x0 + 1; | |
4570 | } | |
4571 | else | |
4572 | { | |
4573 | left = x1; | |
4574 | n_chars = x0 - x1 + 1; | |
4575 | } | |
4576 | ||
4577 | BLOCK_INPUT; | |
7556890b | 4578 | x_rectangle (XFRAME (frame), XFRAME (frame)->output_data.x->cursor_gc, |
01f1ba30 JB |
4579 | left, top, n_chars, n_lines); |
4580 | UNBLOCK_INPUT; | |
4581 | ||
4582 | return Qt; | |
4583 | } | |
4584 | ||
4585 | DEFUN ("x-erase-rectangle", Fx_erase_rectangle, Sx_erase_rectangle, 5, 5, 0, | |
f676886a | 4586 | "Draw a rectangle drawn on FRAME between coordinates\n\ |
01f1ba30 | 4587 | X0, Y0, X1, Y1 in the regular background-pixel.") |
f676886a JB |
4588 | (frame, X0, Y0, X1, Y1) |
4589 | register Lisp_Object frame, X0, Y0, X1, Y1; | |
01f1ba30 JB |
4590 | { |
4591 | register int x0, y0, x1, y1, top, left, n_chars, n_lines; | |
4592 | ||
b9dc4443 | 4593 | CHECK_LIVE_FRAME (frame, 0); |
01f1ba30 JB |
4594 | CHECK_NUMBER (X0, 0); |
4595 | CHECK_NUMBER (Y0, 1); | |
4596 | CHECK_NUMBER (X1, 2); | |
4597 | CHECK_NUMBER (Y1, 3); | |
4598 | ||
4599 | x0 = XINT (X0); | |
4600 | x1 = XINT (X1); | |
4601 | y0 = XINT (Y0); | |
4602 | y1 = XINT (Y1); | |
4603 | ||
4604 | if (y1 > y0) | |
4605 | { | |
4606 | top = y0; | |
4607 | n_lines = y1 - y0 + 1; | |
4608 | } | |
4609 | else | |
4610 | { | |
4611 | top = y1; | |
4612 | n_lines = y0 - y1 + 1; | |
4613 | } | |
4614 | ||
4615 | if (x1 > x0) | |
4616 | { | |
4617 | left = x0; | |
4618 | n_chars = x1 - x0 + 1; | |
4619 | } | |
4620 | else | |
4621 | { | |
4622 | left = x1; | |
4623 | n_chars = x0 - x1 + 1; | |
4624 | } | |
4625 | ||
4626 | BLOCK_INPUT; | |
7556890b | 4627 | x_rectangle (XFRAME (frame), XFRAME (frame)->output_data.x->reverse_gc, |
01f1ba30 JB |
4628 | left, top, n_chars, n_lines); |
4629 | UNBLOCK_INPUT; | |
4630 | ||
4631 | return Qt; | |
4632 | } | |
4633 | ||
4634 | /* Draw lines around the text region beginning at the character position | |
4635 | TOP_X, TOP_Y and ending at BOTTOM_X and BOTTOM_Y. GC specifies the | |
b9dc4443 | 4636 | pixel and line characteristics. */ |
01f1ba30 | 4637 | |
f676886a | 4638 | #define line_len(line) (FRAME_CURRENT_GLYPHS (f)->used[(line)]) |
01f1ba30 JB |
4639 | |
4640 | static void | |
f676886a JB |
4641 | outline_region (f, gc, top_x, top_y, bottom_x, bottom_y) |
4642 | register struct frame *f; | |
01f1ba30 JB |
4643 | GC gc; |
4644 | int top_x, top_y, bottom_x, bottom_y; | |
4645 | { | |
7556890b RS |
4646 | register int ibw = f->output_data.x->internal_border_width; |
4647 | register int font_w = FONT_WIDTH (f->output_data.x->font); | |
4648 | register int font_h = f->output_data.x->line_height; | |
01f1ba30 JB |
4649 | int y = top_y; |
4650 | int x = line_len (y); | |
9ef48a9d RS |
4651 | XPoint *pixel_points |
4652 | = (XPoint *) alloca (((bottom_y - top_y + 2) * 4) * sizeof (XPoint)); | |
01f1ba30 JB |
4653 | register XPoint *this_point = pixel_points; |
4654 | ||
4655 | /* Do the horizontal top line/lines */ | |
4656 | if (top_x == 0) | |
4657 | { | |
4658 | this_point->x = ibw; | |
4659 | this_point->y = ibw + (font_h * top_y); | |
4660 | this_point++; | |
4661 | if (x == 0) | |
b9dc4443 | 4662 | this_point->x = ibw + (font_w / 2); /* Half-size for newline chars. */ |
01f1ba30 JB |
4663 | else |
4664 | this_point->x = ibw + (font_w * x); | |
4665 | this_point->y = (this_point - 1)->y; | |
4666 | } | |
4667 | else | |
4668 | { | |
4669 | this_point->x = ibw; | |
4670 | this_point->y = ibw + (font_h * (top_y + 1)); | |
4671 | this_point++; | |
4672 | this_point->x = ibw + (font_w * top_x); | |
4673 | this_point->y = (this_point - 1)->y; | |
4674 | this_point++; | |
4675 | this_point->x = (this_point - 1)->x; | |
4676 | this_point->y = ibw + (font_h * top_y); | |
4677 | this_point++; | |
4678 | this_point->x = ibw + (font_w * x); | |
4679 | this_point->y = (this_point - 1)->y; | |
4680 | } | |
4681 | ||
b9dc4443 | 4682 | /* Now do the right side. */ |
01f1ba30 JB |
4683 | while (y < bottom_y) |
4684 | { /* Right vertical edge */ | |
4685 | this_point++; | |
4686 | this_point->x = (this_point - 1)->x; | |
4687 | this_point->y = ibw + (font_h * (y + 1)); | |
4688 | this_point++; | |
4689 | ||
4690 | y++; /* Horizontal connection to next line */ | |
4691 | x = line_len (y); | |
4692 | if (x == 0) | |
4693 | this_point->x = ibw + (font_w / 2); | |
4694 | else | |
4695 | this_point->x = ibw + (font_w * x); | |
4696 | ||
4697 | this_point->y = (this_point - 1)->y; | |
4698 | } | |
4699 | ||
b9dc4443 | 4700 | /* Now do the bottom and connect to the top left point. */ |
01f1ba30 JB |
4701 | this_point->x = ibw + (font_w * (bottom_x + 1)); |
4702 | ||
4703 | this_point++; | |
4704 | this_point->x = (this_point - 1)->x; | |
4705 | this_point->y = ibw + (font_h * (bottom_y + 1)); | |
4706 | this_point++; | |
4707 | this_point->x = ibw; | |
4708 | this_point->y = (this_point - 1)->y; | |
4709 | this_point++; | |
4710 | this_point->x = pixel_points->x; | |
4711 | this_point->y = pixel_points->y; | |
4712 | ||
b9dc4443 | 4713 | XDrawLines (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
4714 | gc, pixel_points, |
4715 | (this_point - pixel_points + 1), CoordModeOrigin); | |
4716 | } | |
4717 | ||
4718 | DEFUN ("x-contour-region", Fx_contour_region, Sx_contour_region, 1, 1, 0, | |
4719 | "Highlight the region between point and the character under the mouse\n\ | |
f676886a | 4720 | selected frame.") |
01f1ba30 JB |
4721 | (event) |
4722 | register Lisp_Object event; | |
4723 | { | |
4724 | register int x0, y0, x1, y1; | |
f676886a | 4725 | register struct frame *f = selected_frame; |
333b20bb | 4726 | struct window *w = XWINDOW (FRAME_SELECTED_WINDOW (f)); |
01f1ba30 JB |
4727 | register int p1, p2; |
4728 | ||
4729 | CHECK_CONS (event, 0); | |
4730 | ||
4731 | BLOCK_INPUT; | |
4732 | x0 = XINT (Fcar (Fcar (event))); | |
4733 | y0 = XINT (Fcar (Fcdr (Fcar (event)))); | |
4734 | ||
b9dc4443 RS |
4735 | /* If the mouse is past the end of the line, don't that area. */ |
4736 | /* ReWrite this... */ | |
01f1ba30 | 4737 | |
333b20bb GM |
4738 | /* Where the cursor is. */ |
4739 | x1 = WINDOW_TO_FRAME_PIXEL_X (w, w->cursor.x); | |
4740 | y1 = WINDOW_TO_FRAME_PIXEL_Y (w, w->cursor.y); | |
01f1ba30 JB |
4741 | |
4742 | if (y1 > y0) /* point below mouse */ | |
7556890b | 4743 | outline_region (f, f->output_data.x->cursor_gc, |
01f1ba30 JB |
4744 | x0, y0, x1, y1); |
4745 | else if (y1 < y0) /* point above mouse */ | |
7556890b | 4746 | outline_region (f, f->output_data.x->cursor_gc, |
01f1ba30 JB |
4747 | x1, y1, x0, y0); |
4748 | else /* same line: draw horizontal rectangle */ | |
4749 | { | |
4750 | if (x1 > x0) | |
7556890b | 4751 | x_rectangle (f, f->output_data.x->cursor_gc, |
01f1ba30 JB |
4752 | x0, y0, (x1 - x0 + 1), 1); |
4753 | else if (x1 < x0) | |
7556890b | 4754 | x_rectangle (f, f->output_data.x->cursor_gc, |
01f1ba30 JB |
4755 | x1, y1, (x0 - x1 + 1), 1); |
4756 | } | |
4757 | ||
b9dc4443 | 4758 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
4759 | UNBLOCK_INPUT; |
4760 | ||
4761 | return Qnil; | |
4762 | } | |
4763 | ||
4764 | DEFUN ("x-uncontour-region", Fx_uncontour_region, Sx_uncontour_region, 1, 1, 0, | |
4765 | "Erase any highlighting of the region between point and the character\n\ | |
f676886a | 4766 | at X, Y on the selected frame.") |
01f1ba30 JB |
4767 | (event) |
4768 | register Lisp_Object event; | |
4769 | { | |
4770 | register int x0, y0, x1, y1; | |
f676886a | 4771 | register struct frame *f = selected_frame; |
333b20bb | 4772 | struct window *w = XWINDOW (FRAME_SELECTED_WINDOW (f)); |
01f1ba30 JB |
4773 | |
4774 | BLOCK_INPUT; | |
4775 | x0 = XINT (Fcar (Fcar (event))); | |
4776 | y0 = XINT (Fcar (Fcdr (Fcar (event)))); | |
333b20bb GM |
4777 | x1 = WINDOW_TO_FRAME_PIXEL_X (w, w->cursor.x); |
4778 | y1 = WINDOW_TO_FRAME_PIXEL_Y (w, w->cursor.y); | |
01f1ba30 JB |
4779 | |
4780 | if (y1 > y0) /* point below mouse */ | |
7556890b | 4781 | outline_region (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
4782 | x0, y0, x1, y1); |
4783 | else if (y1 < y0) /* point above mouse */ | |
7556890b | 4784 | outline_region (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
4785 | x1, y1, x0, y0); |
4786 | else /* same line: draw horizontal rectangle */ | |
4787 | { | |
4788 | if (x1 > x0) | |
7556890b | 4789 | x_rectangle (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
4790 | x0, y0, (x1 - x0 + 1), 1); |
4791 | else if (x1 < x0) | |
7556890b | 4792 | x_rectangle (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
4793 | x1, y1, (x0 - x1 + 1), 1); |
4794 | } | |
4795 | UNBLOCK_INPUT; | |
4796 | ||
4797 | return Qnil; | |
4798 | } | |
4799 | ||
01f1ba30 JB |
4800 | #if 0 |
4801 | int contour_begin_x, contour_begin_y; | |
4802 | int contour_end_x, contour_end_y; | |
4803 | int contour_npoints; | |
4804 | ||
4805 | /* Clip the top part of the contour lines down (and including) line Y_POS. | |
4806 | If X_POS is in the middle (rather than at the end) of the line, drop | |
b9dc4443 | 4807 | down a line at that character. */ |
01f1ba30 JB |
4808 | |
4809 | static void | |
4810 | clip_contour_top (y_pos, x_pos) | |
4811 | { | |
4812 | register XPoint *begin = contour_lines[y_pos].top_left; | |
4813 | register XPoint *end; | |
4814 | register int npoints; | |
f676886a | 4815 | register struct display_line *line = selected_frame->phys_lines[y_pos + 1]; |
01f1ba30 | 4816 | |
b9dc4443 | 4817 | if (x_pos >= line->len - 1) /* Draw one, straight horizontal line. */ |
01f1ba30 JB |
4818 | { |
4819 | end = contour_lines[y_pos].top_right; | |
4820 | npoints = (end - begin + 1); | |
4821 | XDrawLines (x_current_display, contour_window, | |
4822 | contour_erase_gc, begin_erase, npoints, CoordModeOrigin); | |
4823 | ||
4824 | bcopy (end, begin + 1, contour_last_point - end + 1); | |
4825 | contour_last_point -= (npoints - 2); | |
4826 | XDrawLines (x_current_display, contour_window, | |
4827 | contour_erase_gc, begin, 2, CoordModeOrigin); | |
4828 | XFlush (x_current_display); | |
4829 | ||
b9dc4443 | 4830 | /* Now, update contour_lines structure. */ |
01f1ba30 JB |
4831 | } |
4832 | /* ______. */ | |
4833 | else /* |________*/ | |
4834 | { | |
4835 | register XPoint *p = begin + 1; | |
4836 | end = contour_lines[y_pos].bottom_right; | |
4837 | npoints = (end - begin + 1); | |
4838 | XDrawLines (x_current_display, contour_window, | |
4839 | contour_erase_gc, begin_erase, npoints, CoordModeOrigin); | |
4840 | ||
4841 | p->y = begin->y; | |
4842 | p->x = ibw + (font_w * (x_pos + 1)); | |
4843 | p++; | |
4844 | p->y = begin->y + font_h; | |
4845 | p->x = (p - 1)->x; | |
4846 | bcopy (end, begin + 3, contour_last_point - end + 1); | |
4847 | contour_last_point -= (npoints - 5); | |
4848 | XDrawLines (x_current_display, contour_window, | |
4849 | contour_erase_gc, begin, 4, CoordModeOrigin); | |
4850 | XFlush (x_current_display); | |
4851 | ||
b9dc4443 | 4852 | /* Now, update contour_lines structure. */ |
01f1ba30 JB |
4853 | } |
4854 | } | |
4855 | ||
eb8c3be9 | 4856 | /* Erase the top horizontal lines of the contour, and then extend |
b9dc4443 | 4857 | the contour upwards. */ |
01f1ba30 JB |
4858 | |
4859 | static void | |
4860 | extend_contour_top (line) | |
4861 | { | |
4862 | } | |
4863 | ||
4864 | static void | |
4865 | clip_contour_bottom (x_pos, y_pos) | |
4866 | int x_pos, y_pos; | |
4867 | { | |
4868 | } | |
4869 | ||
4870 | static void | |
4871 | extend_contour_bottom (x_pos, y_pos) | |
4872 | { | |
4873 | } | |
4874 | ||
4875 | DEFUN ("x-select-region", Fx_select_region, Sx_select_region, 1, 1, "e", | |
4876 | "") | |
4877 | (event) | |
4878 | Lisp_Object event; | |
4879 | { | |
f676886a | 4880 | register struct frame *f = selected_frame; |
333b20bb GM |
4881 | struct window *w = XWINDOW (FRAME_SELECTED_WINDOW (f)); |
4882 | register int point_x = WINDOW_TO_FRAME_PIXEL_X (w, w->cursor.x); | |
4883 | register int point_y = WINDOW_TO_FRAME_PIXEL_Y (w, w->cursor.y); | |
01f1ba30 JB |
4884 | register int mouse_below_point; |
4885 | register Lisp_Object obj; | |
4886 | register int x_contour_x, x_contour_y; | |
4887 | ||
4888 | x_contour_x = x_mouse_x; | |
4889 | x_contour_y = x_mouse_y; | |
4890 | if (x_contour_y > point_y || (x_contour_y == point_y | |
4891 | && x_contour_x > point_x)) | |
4892 | { | |
4893 | mouse_below_point = 1; | |
7556890b | 4894 | outline_region (f, f->output_data.x->cursor_gc, point_x, point_y, |
01f1ba30 JB |
4895 | x_contour_x, x_contour_y); |
4896 | } | |
4897 | else | |
4898 | { | |
4899 | mouse_below_point = 0; | |
7556890b | 4900 | outline_region (f, f->output_data.x->cursor_gc, x_contour_x, x_contour_y, |
01f1ba30 JB |
4901 | point_x, point_y); |
4902 | } | |
4903 | ||
4904 | while (1) | |
4905 | { | |
95be70ed | 4906 | obj = read_char (-1, 0, 0, Qnil, 0); |
6a5e54e2 | 4907 | if (!CONSP (obj)) |
01f1ba30 JB |
4908 | break; |
4909 | ||
4910 | if (mouse_below_point) | |
4911 | { | |
b9dc4443 | 4912 | if (x_mouse_y <= point_y) /* Flipped. */ |
01f1ba30 JB |
4913 | { |
4914 | mouse_below_point = 0; | |
4915 | ||
7556890b | 4916 | outline_region (f, f->output_data.x->reverse_gc, point_x, point_y, |
01f1ba30 | 4917 | x_contour_x, x_contour_y); |
7556890b | 4918 | outline_region (f, f->output_data.x->cursor_gc, x_mouse_x, x_mouse_y, |
01f1ba30 JB |
4919 | point_x, point_y); |
4920 | } | |
b9dc4443 | 4921 | else if (x_mouse_y < x_contour_y) /* Bottom clipped. */ |
01f1ba30 JB |
4922 | { |
4923 | clip_contour_bottom (x_mouse_y); | |
4924 | } | |
b9dc4443 | 4925 | else if (x_mouse_y > x_contour_y) /* Bottom extended. */ |
01f1ba30 JB |
4926 | { |
4927 | extend_bottom_contour (x_mouse_y); | |
4928 | } | |
4929 | ||
4930 | x_contour_x = x_mouse_x; | |
4931 | x_contour_y = x_mouse_y; | |
4932 | } | |
4933 | else /* mouse above or same line as point */ | |
4934 | { | |
b9dc4443 | 4935 | if (x_mouse_y >= point_y) /* Flipped. */ |
01f1ba30 JB |
4936 | { |
4937 | mouse_below_point = 1; | |
4938 | ||
7556890b | 4939 | outline_region (f, f->output_data.x->reverse_gc, |
01f1ba30 | 4940 | x_contour_x, x_contour_y, point_x, point_y); |
7556890b | 4941 | outline_region (f, f->output_data.x->cursor_gc, point_x, point_y, |
01f1ba30 JB |
4942 | x_mouse_x, x_mouse_y); |
4943 | } | |
b9dc4443 | 4944 | else if (x_mouse_y > x_contour_y) /* Top clipped. */ |
01f1ba30 JB |
4945 | { |
4946 | clip_contour_top (x_mouse_y); | |
4947 | } | |
b9dc4443 | 4948 | else if (x_mouse_y < x_contour_y) /* Top extended. */ |
01f1ba30 JB |
4949 | { |
4950 | extend_contour_top (x_mouse_y); | |
4951 | } | |
4952 | } | |
4953 | } | |
4954 | ||
b4f5687c | 4955 | unread_command_event = obj; |
01f1ba30 JB |
4956 | if (mouse_below_point) |
4957 | { | |
4958 | contour_begin_x = point_x; | |
4959 | contour_begin_y = point_y; | |
4960 | contour_end_x = x_contour_x; | |
4961 | contour_end_y = x_contour_y; | |
4962 | } | |
4963 | else | |
4964 | { | |
4965 | contour_begin_x = x_contour_x; | |
4966 | contour_begin_y = x_contour_y; | |
4967 | contour_end_x = point_x; | |
4968 | contour_end_y = point_y; | |
4969 | } | |
4970 | } | |
4971 | #endif | |
4972 | ||
4973 | DEFUN ("x-horizontal-line", Fx_horizontal_line, Sx_horizontal_line, 1, 1, "e", | |
4974 | "") | |
4975 | (event) | |
4976 | Lisp_Object event; | |
4977 | { | |
4978 | register Lisp_Object obj; | |
f676886a | 4979 | struct frame *f = selected_frame; |
01f1ba30 | 4980 | register struct window *w = XWINDOW (selected_window); |
7556890b RS |
4981 | register GC line_gc = f->output_data.x->cursor_gc; |
4982 | register GC erase_gc = f->output_data.x->reverse_gc; | |
01f1ba30 JB |
4983 | #if 0 |
4984 | char dash_list[] = {6, 4, 6, 4}; | |
4985 | int dashes = 4; | |
4986 | XGCValues gc_values; | |
4987 | #endif | |
4988 | register int previous_y; | |
7556890b RS |
4989 | register int line = (x_mouse_y + 1) * f->output_data.x->line_height |
4990 | + f->output_data.x->internal_border_width; | |
4991 | register int left = f->output_data.x->internal_border_width | |
1ab3d87e | 4992 | + (WINDOW_LEFT_MARGIN (w) |
7556890b | 4993 | * FONT_WIDTH (f->output_data.x->font)); |
01f1ba30 | 4994 | register int right = left + (w->width |
7556890b RS |
4995 | * FONT_WIDTH (f->output_data.x->font)) |
4996 | - f->output_data.x->internal_border_width; | |
01f1ba30 JB |
4997 | |
4998 | #if 0 | |
4999 | BLOCK_INPUT; | |
7556890b RS |
5000 | gc_values.foreground = f->output_data.x->cursor_pixel; |
5001 | gc_values.background = f->output_data.x->background_pixel; | |
01f1ba30 JB |
5002 | gc_values.line_width = 1; |
5003 | gc_values.line_style = LineOnOffDash; | |
5004 | gc_values.cap_style = CapRound; | |
5005 | gc_values.join_style = JoinRound; | |
5006 | ||
b9dc4443 | 5007 | line_gc = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
5008 | GCLineStyle | GCJoinStyle | GCCapStyle |
5009 | | GCLineWidth | GCForeground | GCBackground, | |
5010 | &gc_values); | |
b9dc4443 | 5011 | XSetDashes (FRAME_X_DISPLAY (f), line_gc, 0, dash_list, dashes); |
7556890b RS |
5012 | gc_values.foreground = f->output_data.x->background_pixel; |
5013 | gc_values.background = f->output_data.x->foreground_pixel; | |
b9dc4443 | 5014 | erase_gc = XCreateGC (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
5015 | GCLineStyle | GCJoinStyle | GCCapStyle |
5016 | | GCLineWidth | GCForeground | GCBackground, | |
5017 | &gc_values); | |
b9dc4443 | 5018 | XSetDashes (FRAME_X_DISPLAY (f), erase_gc, 0, dash_list, dashes); |
ed662bdd | 5019 | UNBLOCK_INPUT; |
01f1ba30 JB |
5020 | #endif |
5021 | ||
5022 | while (1) | |
5023 | { | |
5024 | BLOCK_INPUT; | |
5025 | if (x_mouse_y >= XINT (w->top) | |
5026 | && x_mouse_y < XINT (w->top) + XINT (w->height) - 1) | |
5027 | { | |
5028 | previous_y = x_mouse_y; | |
7556890b RS |
5029 | line = (x_mouse_y + 1) * f->output_data.x->line_height |
5030 | + f->output_data.x->internal_border_width; | |
b9dc4443 | 5031 | XDrawLine (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
5032 | line_gc, left, line, right, line); |
5033 | } | |
b9dc4443 | 5034 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
5035 | UNBLOCK_INPUT; |
5036 | ||
5037 | do | |
5038 | { | |
95be70ed | 5039 | obj = read_char (-1, 0, 0, Qnil, 0); |
6a5e54e2 | 5040 | if (!CONSP (obj) |
01f1ba30 | 5041 | || (! EQ (Fcar (Fcdr (Fcdr (obj))), |
6a5e54e2 | 5042 | Qvertical_scroll_bar)) |
01f1ba30 JB |
5043 | || x_mouse_grabbed) |
5044 | { | |
5045 | BLOCK_INPUT; | |
b9dc4443 | 5046 | XDrawLine (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 | 5047 | erase_gc, left, line, right, line); |
b4f5687c | 5048 | unread_command_event = obj; |
01f1ba30 | 5049 | #if 0 |
b9dc4443 RS |
5050 | XFreeGC (FRAME_X_DISPLAY (f), line_gc); |
5051 | XFreeGC (FRAME_X_DISPLAY (f), erase_gc); | |
01f1ba30 | 5052 | #endif |
ed662bdd | 5053 | UNBLOCK_INPUT; |
01f1ba30 JB |
5054 | return Qnil; |
5055 | } | |
5056 | } | |
5057 | while (x_mouse_y == previous_y); | |
5058 | ||
5059 | BLOCK_INPUT; | |
b9dc4443 | 5060 | XDrawLine (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), |
01f1ba30 JB |
5061 | erase_gc, left, line, right, line); |
5062 | UNBLOCK_INPUT; | |
5063 | } | |
5064 | } | |
06ef7355 | 5065 | #endif |
01f1ba30 | 5066 | \f |
01f1ba30 | 5067 | #if 0 |
b9dc4443 | 5068 | /* These keep track of the rectangle following the pointer. */ |
01f1ba30 JB |
5069 | int mouse_track_top, mouse_track_left, mouse_track_width; |
5070 | ||
b9dc4443 RS |
5071 | /* Offset in buffer of character under the pointer, or 0. */ |
5072 | int mouse_buffer_offset; | |
5073 | ||
01f1ba30 JB |
5074 | DEFUN ("x-track-pointer", Fx_track_pointer, Sx_track_pointer, 0, 0, 0, |
5075 | "Track the pointer.") | |
5076 | () | |
5077 | { | |
5078 | static Cursor current_pointer_shape; | |
f676886a | 5079 | FRAME_PTR f = x_mouse_frame; |
01f1ba30 JB |
5080 | |
5081 | BLOCK_INPUT; | |
f676886a | 5082 | if (EQ (Vmouse_frame_part, Qtext_part) |
7556890b | 5083 | && (current_pointer_shape != f->output_data.x->nontext_cursor)) |
01f1ba30 JB |
5084 | { |
5085 | unsigned char c; | |
5086 | struct buffer *buf; | |
5087 | ||
7556890b | 5088 | current_pointer_shape = f->output_data.x->nontext_cursor; |
b9dc4443 | 5089 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5090 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
5091 | current_pointer_shape); |
5092 | ||
5093 | buf = XBUFFER (XWINDOW (Vmouse_window)->buffer); | |
5094 | c = *(BUF_CHAR_ADDRESS (buf, mouse_buffer_offset)); | |
5095 | } | |
f676886a | 5096 | else if (EQ (Vmouse_frame_part, Qmodeline_part) |
7556890b | 5097 | && (current_pointer_shape != f->output_data.x->modeline_cursor)) |
01f1ba30 | 5098 | { |
7556890b | 5099 | current_pointer_shape = f->output_data.x->modeline_cursor; |
b9dc4443 | 5100 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5101 | FRAME_X_WINDOW (f), |
01f1ba30 JB |
5102 | current_pointer_shape); |
5103 | } | |
5104 | ||
b9dc4443 | 5105 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
5106 | UNBLOCK_INPUT; |
5107 | } | |
5108 | #endif | |
5109 | ||
5110 | #if 0 | |
5111 | DEFUN ("x-track-pointer", Fx_track_pointer, Sx_track_pointer, 1, 1, "e", | |
5112 | "Draw rectangle around character under mouse pointer, if there is one.") | |
5113 | (event) | |
5114 | Lisp_Object event; | |
5115 | { | |
5116 | struct window *w = XWINDOW (Vmouse_window); | |
f676886a | 5117 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
01f1ba30 JB |
5118 | struct buffer *b = XBUFFER (w->buffer); |
5119 | Lisp_Object obj; | |
5120 | ||
5121 | if (! EQ (Vmouse_window, selected_window)) | |
5122 | return Qnil; | |
5123 | ||
5124 | if (EQ (event, Qnil)) | |
5125 | { | |
5126 | int x, y; | |
5127 | ||
f676886a | 5128 | x_read_mouse_position (selected_frame, &x, &y); |
01f1ba30 JB |
5129 | } |
5130 | ||
5131 | BLOCK_INPUT; | |
5132 | mouse_track_width = 0; | |
5133 | mouse_track_left = mouse_track_top = -1; | |
5134 | ||
5135 | do | |
5136 | { | |
5137 | if ((x_mouse_x != mouse_track_left | |
5138 | && (x_mouse_x < mouse_track_left | |
5139 | || x_mouse_x > (mouse_track_left + mouse_track_width))) | |
5140 | || x_mouse_y != mouse_track_top) | |
5141 | { | |
5142 | int hp = 0; /* Horizontal position */ | |
f676886a JB |
5143 | int len = FRAME_CURRENT_GLYPHS (f)->used[x_mouse_y]; |
5144 | int p = FRAME_CURRENT_GLYPHS (f)->bufp[x_mouse_y]; | |
01f1ba30 | 5145 | int tab_width = XINT (b->tab_width); |
265a9e55 | 5146 | int ctl_arrow_p = !NILP (b->ctl_arrow); |
01f1ba30 JB |
5147 | unsigned char c; |
5148 | int mode_line_vpos = XFASTINT (w->height) + XFASTINT (w->top) - 1; | |
5149 | int in_mode_line = 0; | |
5150 | ||
f676886a | 5151 | if (! FRAME_CURRENT_GLYPHS (f)->enable[x_mouse_y]) |
01f1ba30 JB |
5152 | break; |
5153 | ||
b9dc4443 | 5154 | /* Erase previous rectangle. */ |
01f1ba30 JB |
5155 | if (mouse_track_width) |
5156 | { | |
7556890b | 5157 | x_rectangle (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
5158 | mouse_track_left, mouse_track_top, |
5159 | mouse_track_width, 1); | |
5160 | ||
f676886a JB |
5161 | if ((mouse_track_left == f->phys_cursor_x |
5162 | || mouse_track_left == f->phys_cursor_x - 1) | |
5163 | && mouse_track_top == f->phys_cursor_y) | |
01f1ba30 | 5164 | { |
f676886a | 5165 | x_display_cursor (f, 1); |
01f1ba30 JB |
5166 | } |
5167 | } | |
5168 | ||
5169 | mouse_track_left = x_mouse_x; | |
5170 | mouse_track_top = x_mouse_y; | |
5171 | mouse_track_width = 0; | |
5172 | ||
b9dc4443 | 5173 | if (mouse_track_left > len) /* Past the end of line. */ |
01f1ba30 JB |
5174 | goto draw_or_not; |
5175 | ||
5176 | if (mouse_track_top == mode_line_vpos) | |
5177 | { | |
5178 | in_mode_line = 1; | |
5179 | goto draw_or_not; | |
5180 | } | |
5181 | ||
5182 | if (tab_width <= 0 || tab_width > 20) tab_width = 8; | |
5183 | do | |
5184 | { | |
942ea06d | 5185 | c = FETCH_BYTE (p); |
f676886a | 5186 | if (len == f->width && hp == len - 1 && c != '\n') |
01f1ba30 JB |
5187 | goto draw_or_not; |
5188 | ||
5189 | switch (c) | |
5190 | { | |
5191 | case '\t': | |
5192 | mouse_track_width = tab_width - (hp % tab_width); | |
5193 | p++; | |
5194 | hp += mouse_track_width; | |
5195 | if (hp > x_mouse_x) | |
5196 | { | |
5197 | mouse_track_left = hp - mouse_track_width; | |
5198 | goto draw_or_not; | |
5199 | } | |
5200 | continue; | |
5201 | ||
5202 | case '\n': | |
5203 | mouse_track_width = -1; | |
5204 | goto draw_or_not; | |
5205 | ||
5206 | default: | |
5207 | if (ctl_arrow_p && (c < 040 || c == 0177)) | |
5208 | { | |
5209 | if (p > ZV) | |
5210 | goto draw_or_not; | |
5211 | ||
5212 | mouse_track_width = 2; | |
5213 | p++; | |
5214 | hp +=2; | |
5215 | if (hp > x_mouse_x) | |
5216 | { | |
5217 | mouse_track_left = hp - mouse_track_width; | |
5218 | goto draw_or_not; | |
5219 | } | |
5220 | } | |
5221 | else | |
5222 | { | |
5223 | mouse_track_width = 1; | |
5224 | p++; | |
5225 | hp++; | |
5226 | } | |
5227 | continue; | |
5228 | } | |
5229 | } | |
5230 | while (hp <= x_mouse_x); | |
5231 | ||
5232 | draw_or_not: | |
b9dc4443 | 5233 | if (mouse_track_width) /* Over text; use text pointer shape. */ |
01f1ba30 | 5234 | { |
b9dc4443 | 5235 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5236 | FRAME_X_WINDOW (f), |
7556890b RS |
5237 | f->output_data.x->text_cursor); |
5238 | x_rectangle (f, f->output_data.x->cursor_gc, | |
01f1ba30 JB |
5239 | mouse_track_left, mouse_track_top, |
5240 | mouse_track_width, 1); | |
5241 | } | |
5242 | else if (in_mode_line) | |
b9dc4443 | 5243 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5244 | FRAME_X_WINDOW (f), |
7556890b | 5245 | f->output_data.x->modeline_cursor); |
01f1ba30 | 5246 | else |
b9dc4443 | 5247 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5248 | FRAME_X_WINDOW (f), |
7556890b | 5249 | f->output_data.x->nontext_cursor); |
01f1ba30 JB |
5250 | } |
5251 | ||
b9dc4443 | 5252 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
5253 | UNBLOCK_INPUT; |
5254 | ||
95be70ed | 5255 | obj = read_char (-1, 0, 0, Qnil, 0); |
01f1ba30 JB |
5256 | BLOCK_INPUT; |
5257 | } | |
6a5e54e2 | 5258 | while (CONSP (obj) /* Mouse event */ |
a3c87d4e | 5259 | && EQ (Fcar (Fcdr (Fcdr (obj))), Qnil) /* Not scroll bar */ |
01f1ba30 JB |
5260 | && EQ (Vmouse_depressed, Qnil) /* Only motion events */ |
5261 | && EQ (Vmouse_window, selected_window) /* In this window */ | |
f676886a | 5262 | && x_mouse_frame); |
01f1ba30 | 5263 | |
b4f5687c | 5264 | unread_command_event = obj; |
01f1ba30 JB |
5265 | |
5266 | if (mouse_track_width) | |
5267 | { | |
7556890b | 5268 | x_rectangle (f, f->output_data.x->reverse_gc, |
01f1ba30 JB |
5269 | mouse_track_left, mouse_track_top, |
5270 | mouse_track_width, 1); | |
5271 | mouse_track_width = 0; | |
f676886a JB |
5272 | if ((mouse_track_left == f->phys_cursor_x |
5273 | || mouse_track_left - 1 == f->phys_cursor_x) | |
5274 | && mouse_track_top == f->phys_cursor_y) | |
01f1ba30 | 5275 | { |
f676886a | 5276 | x_display_cursor (f, 1); |
01f1ba30 JB |
5277 | } |
5278 | } | |
b9dc4443 | 5279 | XDefineCursor (FRAME_X_DISPLAY (f), |
fe24a618 | 5280 | FRAME_X_WINDOW (f), |
7556890b | 5281 | f->output_data.x->nontext_cursor); |
b9dc4443 | 5282 | XFlush (FRAME_X_DISPLAY (f)); |
01f1ba30 JB |
5283 | UNBLOCK_INPUT; |
5284 | ||
5285 | return Qnil; | |
5286 | } | |
5287 | #endif | |
5288 | \f | |
5289 | #if 0 | |
5290 | #include "glyphs.h" | |
5291 | ||
5292 | /* Draw a pixmap specified by IMAGE_DATA of dimensions WIDTH and HEIGHT | |
b9dc4443 | 5293 | on the frame F at position X, Y. */ |
01f1ba30 | 5294 | |
f676886a JB |
5295 | x_draw_pixmap (f, x, y, image_data, width, height) |
5296 | struct frame *f; | |
01f1ba30 JB |
5297 | int x, y, width, height; |
5298 | char *image_data; | |
5299 | { | |
5300 | Pixmap image; | |
5301 | ||
b9dc4443 | 5302 | image = XCreateBitmapFromData (FRAME_X_DISPLAY (f), |
fe24a618 | 5303 | FRAME_X_WINDOW (f), image_data, |
01f1ba30 | 5304 | width, height); |
b9dc4443 | 5305 | XCopyPlane (FRAME_X_DISPLAY (f), image, FRAME_X_WINDOW (f), |
7556890b | 5306 | f->output_data.x->normal_gc, 0, 0, width, height, x, y); |
01f1ba30 JB |
5307 | } |
5308 | #endif | |
5309 | \f | |
01567351 RS |
5310 | #if 0 /* I'm told these functions are superfluous |
5311 | given the ability to bind function keys. */ | |
5312 | ||
01f1ba30 JB |
5313 | #ifdef HAVE_X11 |
5314 | DEFUN ("x-rebind-key", Fx_rebind_key, Sx_rebind_key, 3, 3, 0, | |
5315 | "Rebind X keysym KEYSYM, with MODIFIERS, to generate NEWSTRING.\n\ | |
5316 | KEYSYM is a string which conforms to the X keysym definitions found\n\ | |
5317 | in X11/keysymdef.h, sans the initial XK_. MODIFIERS is nil or a\n\ | |
5318 | list of strings specifying modifier keys such as Control_L, which must\n\ | |
5319 | also be depressed for NEWSTRING to appear.") | |
5320 | (x_keysym, modifiers, newstring) | |
5321 | register Lisp_Object x_keysym; | |
5322 | register Lisp_Object modifiers; | |
5323 | register Lisp_Object newstring; | |
5324 | { | |
5325 | char *rawstring; | |
c047688c JA |
5326 | register KeySym keysym; |
5327 | KeySym modifier_list[16]; | |
01f1ba30 | 5328 | |
11ae94fe | 5329 | check_x (); |
01f1ba30 JB |
5330 | CHECK_STRING (x_keysym, 1); |
5331 | CHECK_STRING (newstring, 3); | |
5332 | ||
5333 | keysym = XStringToKeysym ((char *) XSTRING (x_keysym)->data); | |
5334 | if (keysym == NoSymbol) | |
5335 | error ("Keysym does not exist"); | |
5336 | ||
265a9e55 | 5337 | if (NILP (modifiers)) |
01f1ba30 | 5338 | XRebindKeysym (x_current_display, keysym, modifier_list, 0, |
fc932ac6 RS |
5339 | XSTRING (newstring)->data, |
5340 | STRING_BYTES (XSTRING (newstring))); | |
01f1ba30 JB |
5341 | else |
5342 | { | |
5343 | register Lisp_Object rest, mod; | |
5344 | register int i = 0; | |
5345 | ||
265a9e55 | 5346 | for (rest = modifiers; !NILP (rest); rest = Fcdr (rest)) |
01f1ba30 JB |
5347 | { |
5348 | if (i == 16) | |
5349 | error ("Can't have more than 16 modifiers"); | |
5350 | ||
5351 | mod = Fcar (rest); | |
5352 | CHECK_STRING (mod, 3); | |
5353 | modifier_list[i] = XStringToKeysym ((char *) XSTRING (mod)->data); | |
fb351039 JB |
5354 | #ifndef HAVE_X11R5 |
5355 | if (modifier_list[i] == NoSymbol | |
5356 | || !(IsModifierKey (modifier_list[i]) | |
5357 | || ((unsigned)(modifier_list[i]) == XK_Mode_switch) | |
5358 | || ((unsigned)(modifier_list[i]) == XK_Num_Lock))) | |
5359 | #else | |
01f1ba30 JB |
5360 | if (modifier_list[i] == NoSymbol |
5361 | || !IsModifierKey (modifier_list[i])) | |
fb351039 | 5362 | #endif |
01f1ba30 JB |
5363 | error ("Element is not a modifier keysym"); |
5364 | i++; | |
5365 | } | |
5366 | ||
5367 | XRebindKeysym (x_current_display, keysym, modifier_list, i, | |
fc932ac6 RS |
5368 | XSTRING (newstring)->data, |
5369 | STRING_BYTES (XSTRING (newstring))); | |
01f1ba30 JB |
5370 | } |
5371 | ||
5372 | return Qnil; | |
5373 | } | |
5374 | ||
5375 | DEFUN ("x-rebind-keys", Fx_rebind_keys, Sx_rebind_keys, 2, 2, 0, | |
5376 | "Rebind KEYCODE to list of strings STRINGS.\n\ | |
5377 | STRINGS should be a list of 16 elements, one for each shift combination.\n\ | |
5378 | nil as element means don't change.\n\ | |
5379 | See the documentation of `x-rebind-key' for more information.") | |
5380 | (keycode, strings) | |
5381 | register Lisp_Object keycode; | |
5382 | register Lisp_Object strings; | |
5383 | { | |
5384 | register Lisp_Object item; | |
5385 | register unsigned char *rawstring; | |
5386 | KeySym rawkey, modifier[1]; | |
5387 | int strsize; | |
5388 | register unsigned i; | |
5389 | ||
11ae94fe | 5390 | check_x (); |
01f1ba30 JB |
5391 | CHECK_NUMBER (keycode, 1); |
5392 | CHECK_CONS (strings, 2); | |
5393 | rawkey = (KeySym) ((unsigned) (XINT (keycode))) & 255; | |
5394 | for (i = 0; i <= 15; strings = Fcdr (strings), i++) | |
5395 | { | |
5396 | item = Fcar (strings); | |
265a9e55 | 5397 | if (!NILP (item)) |
01f1ba30 JB |
5398 | { |
5399 | CHECK_STRING (item, 2); | |
fc932ac6 | 5400 | strsize = STRING_BYTES (XSTRING (item)); |
01f1ba30 JB |
5401 | rawstring = (unsigned char *) xmalloc (strsize); |
5402 | bcopy (XSTRING (item)->data, rawstring, strsize); | |
5403 | modifier[1] = 1 << i; | |
5404 | XRebindKeysym (x_current_display, rawkey, modifier, 1, | |
5405 | rawstring, strsize); | |
5406 | } | |
5407 | } | |
5408 | return Qnil; | |
5409 | } | |
9d04a87a | 5410 | #endif /* HAVE_X11 */ |
01567351 | 5411 | #endif /* 0 */ |
01f1ba30 | 5412 | \f |
404daac1 RS |
5413 | #ifndef HAVE_XSCREENNUMBEROFSCREEN |
5414 | int | |
5415 | XScreenNumberOfScreen (scr) | |
5416 | register Screen *scr; | |
5417 | { | |
3df34fdb BF |
5418 | register Display *dpy; |
5419 | register Screen *dpyscr; | |
404daac1 RS |
5420 | register int i; |
5421 | ||
3df34fdb BF |
5422 | dpy = scr->display; |
5423 | dpyscr = dpy->screens; | |
5424 | ||
404daac1 RS |
5425 | for (i = 0; i < dpy->nscreens; i++, dpyscr++) |
5426 | if (scr == dpyscr) | |
5427 | return i; | |
5428 | ||
5429 | return -1; | |
5430 | } | |
5431 | #endif /* not HAVE_XSCREENNUMBEROFSCREEN */ | |
5432 | ||
01f1ba30 | 5433 | Visual * |
b9dc4443 RS |
5434 | select_visual (dpy, screen, depth) |
5435 | Display *dpy; | |
01f1ba30 JB |
5436 | Screen *screen; |
5437 | unsigned int *depth; | |
5438 | { | |
5439 | Visual *v; | |
5440 | XVisualInfo *vinfo, vinfo_template; | |
5441 | int n_visuals; | |
5442 | ||
5443 | v = DefaultVisualOfScreen (screen); | |
fe24a618 JB |
5444 | |
5445 | #ifdef HAVE_X11R4 | |
5446 | vinfo_template.visualid = XVisualIDFromVisual (v); | |
5447 | #else | |
6afb1d07 | 5448 | vinfo_template.visualid = v->visualid; |
fe24a618 JB |
5449 | #endif |
5450 | ||
f0614854 JB |
5451 | vinfo_template.screen = XScreenNumberOfScreen (screen); |
5452 | ||
b9dc4443 | 5453 | vinfo = XGetVisualInfo (dpy, |
f0614854 | 5454 | VisualIDMask | VisualScreenMask, &vinfo_template, |
01f1ba30 JB |
5455 | &n_visuals); |
5456 | if (n_visuals != 1) | |
5457 | fatal ("Can't get proper X visual info"); | |
5458 | ||
5459 | if ((1 << vinfo->depth) == vinfo->colormap_size) | |
5460 | *depth = vinfo->depth; | |
5461 | else | |
5462 | { | |
5463 | int i = 0; | |
5464 | int n = vinfo->colormap_size - 1; | |
5465 | while (n) | |
5466 | { | |
5467 | n = n >> 1; | |
5468 | i++; | |
5469 | } | |
5470 | *depth = i; | |
5471 | } | |
5472 | ||
5473 | XFree ((char *) vinfo); | |
5474 | return v; | |
5475 | } | |
01f1ba30 | 5476 | |
b9dc4443 RS |
5477 | /* Return the X display structure for the display named NAME. |
5478 | Open a new connection if necessary. */ | |
5479 | ||
5480 | struct x_display_info * | |
5481 | x_display_info_for_name (name) | |
5482 | Lisp_Object name; | |
5483 | { | |
08a90d6a | 5484 | Lisp_Object names; |
b9dc4443 RS |
5485 | struct x_display_info *dpyinfo; |
5486 | ||
5487 | CHECK_STRING (name, 0); | |
5488 | ||
806048df RS |
5489 | if (! EQ (Vwindow_system, intern ("x"))) |
5490 | error ("Not using X Windows"); | |
5491 | ||
08a90d6a RS |
5492 | for (dpyinfo = x_display_list, names = x_display_name_list; |
5493 | dpyinfo; | |
8e713be6 | 5494 | dpyinfo = dpyinfo->next, names = XCDR (names)) |
b9dc4443 RS |
5495 | { |
5496 | Lisp_Object tem; | |
8e713be6 | 5497 | tem = Fstring_equal (XCAR (XCAR (names)), name); |
08a90d6a | 5498 | if (!NILP (tem)) |
b9dc4443 RS |
5499 | return dpyinfo; |
5500 | } | |
5501 | ||
b7975ee4 KH |
5502 | /* Use this general default value to start with. */ |
5503 | Vx_resource_name = Vinvocation_name; | |
5504 | ||
b9dc4443 RS |
5505 | validate_x_resource_name (); |
5506 | ||
5507 | dpyinfo = x_term_init (name, (unsigned char *)0, | |
b7975ee4 | 5508 | (char *) XSTRING (Vx_resource_name)->data); |
b9dc4443 | 5509 | |
08a90d6a | 5510 | if (dpyinfo == 0) |
1b4ec1c8 | 5511 | error ("Cannot connect to X server %s", XSTRING (name)->data); |
08a90d6a | 5512 | |
b9dc4443 RS |
5513 | x_in_use = 1; |
5514 | XSETFASTINT (Vwindow_system_version, 11); | |
5515 | ||
5516 | return dpyinfo; | |
5517 | } | |
5518 | ||
01f1ba30 | 5519 | DEFUN ("x-open-connection", Fx_open_connection, Sx_open_connection, |
08a90d6a | 5520 | 1, 3, 0, "Open a connection to an X server.\n\ |
d387c960 | 5521 | DISPLAY is the name of the display to connect to.\n\ |
08a90d6a RS |
5522 | Optional second arg XRM-STRING is a string of resources in xrdb format.\n\ |
5523 | If the optional third arg MUST-SUCCEED is non-nil,\n\ | |
5524 | terminate Emacs if we can't open the connection.") | |
5525 | (display, xrm_string, must_succeed) | |
5526 | Lisp_Object display, xrm_string, must_succeed; | |
01f1ba30 | 5527 | { |
01f1ba30 | 5528 | unsigned char *xrm_option; |
b9dc4443 | 5529 | struct x_display_info *dpyinfo; |
01f1ba30 JB |
5530 | |
5531 | CHECK_STRING (display, 0); | |
d387c960 JB |
5532 | if (! NILP (xrm_string)) |
5533 | CHECK_STRING (xrm_string, 1); | |
01f1ba30 | 5534 | |
806048df RS |
5535 | if (! EQ (Vwindow_system, intern ("x"))) |
5536 | error ("Not using X Windows"); | |
5537 | ||
d387c960 JB |
5538 | if (! NILP (xrm_string)) |
5539 | xrm_option = (unsigned char *) XSTRING (xrm_string)->data; | |
01f1ba30 JB |
5540 | else |
5541 | xrm_option = (unsigned char *) 0; | |
d387c960 JB |
5542 | |
5543 | validate_x_resource_name (); | |
5544 | ||
e1b1bee8 | 5545 | /* This is what opens the connection and sets x_current_display. |
b9dc4443 RS |
5546 | This also initializes many symbols, such as those used for input. */ |
5547 | dpyinfo = x_term_init (display, xrm_option, | |
b7975ee4 | 5548 | (char *) XSTRING (Vx_resource_name)->data); |
f1c16f36 | 5549 | |
08a90d6a RS |
5550 | if (dpyinfo == 0) |
5551 | { | |
5552 | if (!NILP (must_succeed)) | |
1b4ec1c8 KH |
5553 | fatal ("Cannot connect to X server %s.\n\ |
5554 | Check the DISPLAY environment variable or use `-d'.\n\ | |
5555 | Also use the `xhost' program to verify that it is set to permit\n\ | |
5556 | connections from your machine.\n", | |
08a90d6a RS |
5557 | XSTRING (display)->data); |
5558 | else | |
1b4ec1c8 | 5559 | error ("Cannot connect to X server %s", XSTRING (display)->data); |
08a90d6a RS |
5560 | } |
5561 | ||
b9dc4443 | 5562 | x_in_use = 1; |
01f1ba30 | 5563 | |
b9dc4443 | 5564 | XSETFASTINT (Vwindow_system_version, 11); |
01f1ba30 JB |
5565 | return Qnil; |
5566 | } | |
5567 | ||
08a90d6a RS |
5568 | DEFUN ("x-close-connection", Fx_close_connection, |
5569 | Sx_close_connection, 1, 1, 0, | |
5570 | "Close the connection to DISPLAY's X server.\n\ | |
5571 | For DISPLAY, specify either a frame or a display name (a string).\n\ | |
5572 | If DISPLAY is nil, that stands for the selected frame's display.") | |
5573 | (display) | |
5574 | Lisp_Object display; | |
01f1ba30 | 5575 | { |
08a90d6a | 5576 | struct x_display_info *dpyinfo = check_x_display_info (display); |
08a90d6a | 5577 | int i; |
3457bc6e | 5578 | |
08a90d6a RS |
5579 | if (dpyinfo->reference_count > 0) |
5580 | error ("Display still has frames on it"); | |
01f1ba30 | 5581 | |
08a90d6a RS |
5582 | BLOCK_INPUT; |
5583 | /* Free the fonts in the font table. */ | |
5584 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
333b20bb GM |
5585 | if (dpyinfo->font_table[i].name) |
5586 | { | |
5587 | xfree (dpyinfo->font_table[i].name); | |
5588 | /* Don't free the full_name string; | |
5589 | it is always shared with something else. */ | |
5590 | XFreeFont (dpyinfo->display, dpyinfo->font_table[i].font); | |
5591 | } | |
5592 | ||
08a90d6a RS |
5593 | x_destroy_all_bitmaps (dpyinfo); |
5594 | XSetCloseDownMode (dpyinfo->display, DestroyAll); | |
82c90203 RS |
5595 | |
5596 | #ifdef USE_X_TOOLKIT | |
5597 | XtCloseDisplay (dpyinfo->display); | |
5598 | #else | |
08a90d6a | 5599 | XCloseDisplay (dpyinfo->display); |
82c90203 | 5600 | #endif |
08a90d6a RS |
5601 | |
5602 | x_delete_display (dpyinfo); | |
5603 | UNBLOCK_INPUT; | |
3457bc6e | 5604 | |
01f1ba30 JB |
5605 | return Qnil; |
5606 | } | |
5607 | ||
08a90d6a RS |
5608 | DEFUN ("x-display-list", Fx_display_list, Sx_display_list, 0, 0, 0, |
5609 | "Return the list of display names that Emacs has connections to.") | |
5610 | () | |
5611 | { | |
5612 | Lisp_Object tail, result; | |
5613 | ||
5614 | result = Qnil; | |
8e713be6 KR |
5615 | for (tail = x_display_name_list; ! NILP (tail); tail = XCDR (tail)) |
5616 | result = Fcons (XCAR (XCAR (tail)), result); | |
08a90d6a RS |
5617 | |
5618 | return result; | |
5619 | } | |
5620 | ||
5621 | DEFUN ("x-synchronize", Fx_synchronize, Sx_synchronize, 1, 2, 0, | |
5622 | "If ON is non-nil, report X errors as soon as the erring request is made.\n\ | |
01f1ba30 JB |
5623 | If ON is nil, allow buffering of requests.\n\ |
5624 | Turning on synchronization prohibits the Xlib routines from buffering\n\ | |
5625 | requests and seriously degrades performance, but makes debugging much\n\ | |
7a9a9813 | 5626 | easier.\n\ |
08a90d6a RS |
5627 | The optional second argument DISPLAY specifies which display to act on.\n\ |
5628 | DISPLAY should be either a frame or a display name (a string).\n\ | |
5629 | If DISPLAY is omitted or nil, that stands for the selected frame's display.") | |
5630 | (on, display) | |
5631 | Lisp_Object display, on; | |
01f1ba30 | 5632 | { |
08a90d6a | 5633 | struct x_display_info *dpyinfo = check_x_display_info (display); |
11ae94fe | 5634 | |
b9dc4443 | 5635 | XSynchronize (dpyinfo->display, !EQ (on, Qnil)); |
01f1ba30 JB |
5636 | |
5637 | return Qnil; | |
5638 | } | |
5639 | ||
b9dc4443 | 5640 | /* Wait for responses to all X commands issued so far for frame F. */ |
6b7b1820 RS |
5641 | |
5642 | void | |
b9dc4443 RS |
5643 | x_sync (f) |
5644 | FRAME_PTR f; | |
6b7b1820 | 5645 | { |
4e87f4d2 | 5646 | BLOCK_INPUT; |
b9dc4443 | 5647 | XSync (FRAME_X_DISPLAY (f), False); |
4e87f4d2 | 5648 | UNBLOCK_INPUT; |
6b7b1820 | 5649 | } |
333b20bb | 5650 | |
01f1ba30 | 5651 | \f |
333b20bb GM |
5652 | /*********************************************************************** |
5653 | Image types | |
5654 | ***********************************************************************/ | |
f1c16f36 | 5655 | |
333b20bb GM |
5656 | /* Value is the number of elements of vector VECTOR. */ |
5657 | ||
5658 | #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR)) | |
5659 | ||
5660 | /* List of supported image types. Use define_image_type to add new | |
5661 | types. Use lookup_image_type to find a type for a given symbol. */ | |
5662 | ||
5663 | static struct image_type *image_types; | |
5664 | ||
5665 | /* A list of symbols, one for each supported image type. */ | |
5666 | ||
5667 | Lisp_Object Vimage_types; | |
5668 | ||
5669 | /* The symbol `image' which is the car of the lists used to represent | |
5670 | images in Lisp. */ | |
5671 | ||
5672 | extern Lisp_Object Qimage; | |
5673 | ||
5674 | /* The symbol `xbm' which is used as the type symbol for XBM images. */ | |
5675 | ||
5676 | Lisp_Object Qxbm; | |
5677 | ||
5678 | /* Keywords. */ | |
5679 | ||
0fe92f72 GM |
5680 | Lisp_Object QCtype, QCdata, QCascent, QCmargin, QCrelief; |
5681 | extern Lisp_Object QCwidth, QCheight, QCforeground, QCbackground, QCfile; | |
333b20bb | 5682 | Lisp_Object QCalgorithm, QCcolor_symbols, QCheuristic_mask; |
bfd2209f | 5683 | Lisp_Object QCindex; |
333b20bb GM |
5684 | |
5685 | /* Other symbols. */ | |
5686 | ||
5687 | Lisp_Object Qlaplace; | |
5688 | ||
5689 | /* Time in seconds after which images should be removed from the cache | |
5690 | if not displayed. */ | |
5691 | ||
fcf431dc | 5692 | Lisp_Object Vimage_cache_eviction_delay; |
333b20bb GM |
5693 | |
5694 | /* Function prototypes. */ | |
5695 | ||
5696 | static void define_image_type P_ ((struct image_type *type)); | |
5697 | static struct image_type *lookup_image_type P_ ((Lisp_Object symbol)); | |
5698 | static void image_error P_ ((char *format, Lisp_Object, Lisp_Object)); | |
5699 | static void x_laplace P_ ((struct frame *, struct image *)); | |
45158a91 GM |
5700 | static int x_build_heuristic_mask P_ ((struct frame *, struct image *, |
5701 | Lisp_Object)); | |
333b20bb GM |
5702 | |
5703 | ||
5704 | /* Define a new image type from TYPE. This adds a copy of TYPE to | |
5705 | image_types and adds the symbol *TYPE->type to Vimage_types. */ | |
5706 | ||
5707 | static void | |
5708 | define_image_type (type) | |
5709 | struct image_type *type; | |
5710 | { | |
5711 | /* Make a copy of TYPE to avoid a bus error in a dumped Emacs. | |
5712 | The initialized data segment is read-only. */ | |
5713 | struct image_type *p = (struct image_type *) xmalloc (sizeof *p); | |
5714 | bcopy (type, p, sizeof *p); | |
5715 | p->next = image_types; | |
5716 | image_types = p; | |
5717 | Vimage_types = Fcons (*p->type, Vimage_types); | |
5718 | } | |
5719 | ||
5720 | ||
5721 | /* Look up image type SYMBOL, and return a pointer to its image_type | |
5722 | structure. Value is null if SYMBOL is not a known image type. */ | |
5723 | ||
5724 | static INLINE struct image_type * | |
5725 | lookup_image_type (symbol) | |
5726 | Lisp_Object symbol; | |
5727 | { | |
5728 | struct image_type *type; | |
5729 | ||
5730 | for (type = image_types; type; type = type->next) | |
5731 | if (EQ (symbol, *type->type)) | |
5732 | break; | |
5733 | ||
5734 | return type; | |
5735 | } | |
5736 | ||
5737 | ||
5738 | /* Value is non-zero if OBJECT is a valid Lisp image specification. A | |
5739 | valid image specification is a list whose car is the symbol | |
5740 | `image', and whose rest is a property list. The property list must | |
5741 | contain a value for key `:type'. That value must be the name of a | |
5742 | supported image type. The rest of the property list depends on the | |
5743 | image type. */ | |
5744 | ||
5745 | int | |
5746 | valid_image_p (object) | |
5747 | Lisp_Object object; | |
5748 | { | |
5749 | int valid_p = 0; | |
5750 | ||
5751 | if (CONSP (object) && EQ (XCAR (object), Qimage)) | |
5752 | { | |
5753 | Lisp_Object symbol = Fplist_get (XCDR (object), QCtype); | |
5754 | struct image_type *type = lookup_image_type (symbol); | |
5755 | ||
5756 | if (type) | |
5757 | valid_p = type->valid_p (object); | |
5758 | } | |
5759 | ||
5760 | return valid_p; | |
5761 | } | |
5762 | ||
5763 | ||
7ab1745f GM |
5764 | /* Log error message with format string FORMAT and argument ARG. |
5765 | Signaling an error, e.g. when an image cannot be loaded, is not a | |
5766 | good idea because this would interrupt redisplay, and the error | |
5767 | message display would lead to another redisplay. This function | |
5768 | therefore simply displays a message. */ | |
333b20bb GM |
5769 | |
5770 | static void | |
5771 | image_error (format, arg1, arg2) | |
5772 | char *format; | |
5773 | Lisp_Object arg1, arg2; | |
5774 | { | |
7ab1745f | 5775 | add_to_log (format, arg1, arg2); |
333b20bb GM |
5776 | } |
5777 | ||
5778 | ||
5779 | \f | |
5780 | /*********************************************************************** | |
5781 | Image specifications | |
5782 | ***********************************************************************/ | |
5783 | ||
5784 | enum image_value_type | |
5785 | { | |
5786 | IMAGE_DONT_CHECK_VALUE_TYPE, | |
5787 | IMAGE_STRING_VALUE, | |
5788 | IMAGE_SYMBOL_VALUE, | |
5789 | IMAGE_POSITIVE_INTEGER_VALUE, | |
5790 | IMAGE_NON_NEGATIVE_INTEGER_VALUE, | |
5791 | IMAGE_INTEGER_VALUE, | |
5792 | IMAGE_FUNCTION_VALUE, | |
5793 | IMAGE_NUMBER_VALUE, | |
5794 | IMAGE_BOOL_VALUE | |
5795 | }; | |
5796 | ||
5797 | /* Structure used when parsing image specifications. */ | |
5798 | ||
5799 | struct image_keyword | |
5800 | { | |
5801 | /* Name of keyword. */ | |
5802 | char *name; | |
5803 | ||
5804 | /* The type of value allowed. */ | |
5805 | enum image_value_type type; | |
5806 | ||
5807 | /* Non-zero means key must be present. */ | |
5808 | int mandatory_p; | |
5809 | ||
5810 | /* Used to recognize duplicate keywords in a property list. */ | |
5811 | int count; | |
5812 | ||
5813 | /* The value that was found. */ | |
5814 | Lisp_Object value; | |
5815 | }; | |
5816 | ||
5817 | ||
bfd2209f GM |
5818 | static int parse_image_spec P_ ((Lisp_Object, struct image_keyword *, |
5819 | int, Lisp_Object)); | |
333b20bb GM |
5820 | static Lisp_Object image_spec_value P_ ((Lisp_Object, Lisp_Object, int *)); |
5821 | ||
5822 | ||
5823 | /* Parse image spec SPEC according to KEYWORDS. A valid image spec | |
5824 | has the format (image KEYWORD VALUE ...). One of the keyword/ | |
5825 | value pairs must be `:type TYPE'. KEYWORDS is a vector of | |
5826 | image_keywords structures of size NKEYWORDS describing other | |
bfd2209f | 5827 | allowed keyword/value pairs. Value is non-zero if SPEC is valid. */ |
333b20bb GM |
5828 | |
5829 | static int | |
bfd2209f | 5830 | parse_image_spec (spec, keywords, nkeywords, type) |
333b20bb GM |
5831 | Lisp_Object spec; |
5832 | struct image_keyword *keywords; | |
5833 | int nkeywords; | |
5834 | Lisp_Object type; | |
333b20bb GM |
5835 | { |
5836 | int i; | |
5837 | Lisp_Object plist; | |
5838 | ||
5839 | if (!CONSP (spec) || !EQ (XCAR (spec), Qimage)) | |
5840 | return 0; | |
5841 | ||
5842 | plist = XCDR (spec); | |
5843 | while (CONSP (plist)) | |
5844 | { | |
5845 | Lisp_Object key, value; | |
5846 | ||
5847 | /* First element of a pair must be a symbol. */ | |
5848 | key = XCAR (plist); | |
5849 | plist = XCDR (plist); | |
5850 | if (!SYMBOLP (key)) | |
5851 | return 0; | |
5852 | ||
5853 | /* There must follow a value. */ | |
5854 | if (!CONSP (plist)) | |
5855 | return 0; | |
5856 | value = XCAR (plist); | |
5857 | plist = XCDR (plist); | |
5858 | ||
5859 | /* Find key in KEYWORDS. Error if not found. */ | |
5860 | for (i = 0; i < nkeywords; ++i) | |
5861 | if (strcmp (keywords[i].name, XSYMBOL (key)->name->data) == 0) | |
5862 | break; | |
5863 | ||
5864 | if (i == nkeywords) | |
bfd2209f | 5865 | continue; |
333b20bb GM |
5866 | |
5867 | /* Record that we recognized the keyword. If a keywords | |
5868 | was found more than once, it's an error. */ | |
5869 | keywords[i].value = value; | |
5870 | ++keywords[i].count; | |
5871 | ||
5872 | if (keywords[i].count > 1) | |
5873 | return 0; | |
5874 | ||
5875 | /* Check type of value against allowed type. */ | |
5876 | switch (keywords[i].type) | |
5877 | { | |
5878 | case IMAGE_STRING_VALUE: | |
5879 | if (!STRINGP (value)) | |
5880 | return 0; | |
5881 | break; | |
5882 | ||
5883 | case IMAGE_SYMBOL_VALUE: | |
5884 | if (!SYMBOLP (value)) | |
5885 | return 0; | |
5886 | break; | |
5887 | ||
5888 | case IMAGE_POSITIVE_INTEGER_VALUE: | |
5889 | if (!INTEGERP (value) || XINT (value) <= 0) | |
5890 | return 0; | |
5891 | break; | |
5892 | ||
5893 | case IMAGE_NON_NEGATIVE_INTEGER_VALUE: | |
5894 | if (!INTEGERP (value) || XINT (value) < 0) | |
5895 | return 0; | |
5896 | break; | |
5897 | ||
5898 | case IMAGE_DONT_CHECK_VALUE_TYPE: | |
5899 | break; | |
5900 | ||
5901 | case IMAGE_FUNCTION_VALUE: | |
5902 | value = indirect_function (value); | |
5903 | if (SUBRP (value) | |
5904 | || COMPILEDP (value) | |
5905 | || (CONSP (value) && EQ (XCAR (value), Qlambda))) | |
5906 | break; | |
5907 | return 0; | |
5908 | ||
5909 | case IMAGE_NUMBER_VALUE: | |
5910 | if (!INTEGERP (value) && !FLOATP (value)) | |
5911 | return 0; | |
5912 | break; | |
5913 | ||
5914 | case IMAGE_INTEGER_VALUE: | |
5915 | if (!INTEGERP (value)) | |
5916 | return 0; | |
5917 | break; | |
5918 | ||
5919 | case IMAGE_BOOL_VALUE: | |
5920 | if (!NILP (value) && !EQ (value, Qt)) | |
5921 | return 0; | |
5922 | break; | |
5923 | ||
5924 | default: | |
5925 | abort (); | |
5926 | break; | |
5927 | } | |
5928 | ||
5929 | if (EQ (key, QCtype) && !EQ (type, value)) | |
5930 | return 0; | |
5931 | } | |
5932 | ||
5933 | /* Check that all mandatory fields are present. */ | |
5934 | for (i = 0; i < nkeywords; ++i) | |
5935 | if (keywords[i].mandatory_p && keywords[i].count == 0) | |
5936 | return 0; | |
5937 | ||
5938 | return NILP (plist); | |
5939 | } | |
5940 | ||
5941 | ||
5942 | /* Return the value of KEY in image specification SPEC. Value is nil | |
5943 | if KEY is not present in SPEC. if FOUND is not null, set *FOUND | |
5944 | to 1 if KEY was found in SPEC, set it to 0 otherwise. */ | |
5945 | ||
5946 | static Lisp_Object | |
5947 | image_spec_value (spec, key, found) | |
5948 | Lisp_Object spec, key; | |
5949 | int *found; | |
5950 | { | |
5951 | Lisp_Object tail; | |
5952 | ||
5953 | xassert (valid_image_p (spec)); | |
5954 | ||
5955 | for (tail = XCDR (spec); | |
5956 | CONSP (tail) && CONSP (XCDR (tail)); | |
5957 | tail = XCDR (XCDR (tail))) | |
5958 | { | |
5959 | if (EQ (XCAR (tail), key)) | |
5960 | { | |
5961 | if (found) | |
5962 | *found = 1; | |
5963 | return XCAR (XCDR (tail)); | |
5964 | } | |
5965 | } | |
5966 | ||
5967 | if (found) | |
5968 | *found = 0; | |
5969 | return Qnil; | |
5970 | } | |
5971 | ||
5972 | ||
5973 | ||
5974 | \f | |
5975 | /*********************************************************************** | |
5976 | Image type independent image structures | |
5977 | ***********************************************************************/ | |
5978 | ||
5979 | static struct image *make_image P_ ((Lisp_Object spec, unsigned hash)); | |
5980 | static void free_image P_ ((struct frame *f, struct image *img)); | |
5981 | ||
5982 | ||
5983 | /* Allocate and return a new image structure for image specification | |
5984 | SPEC. SPEC has a hash value of HASH. */ | |
5985 | ||
5986 | static struct image * | |
5987 | make_image (spec, hash) | |
5988 | Lisp_Object spec; | |
5989 | unsigned hash; | |
5990 | { | |
5991 | struct image *img = (struct image *) xmalloc (sizeof *img); | |
5992 | ||
5993 | xassert (valid_image_p (spec)); | |
5994 | bzero (img, sizeof *img); | |
5995 | img->type = lookup_image_type (image_spec_value (spec, QCtype, NULL)); | |
5996 | xassert (img->type != NULL); | |
5997 | img->spec = spec; | |
5998 | img->data.lisp_val = Qnil; | |
5999 | img->ascent = DEFAULT_IMAGE_ASCENT; | |
6000 | img->hash = hash; | |
6001 | return img; | |
6002 | } | |
6003 | ||
6004 | ||
6005 | /* Free image IMG which was used on frame F, including its resources. */ | |
6006 | ||
6007 | static void | |
6008 | free_image (f, img) | |
6009 | struct frame *f; | |
6010 | struct image *img; | |
6011 | { | |
6012 | if (img) | |
6013 | { | |
6014 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6015 | ||
6016 | /* Remove IMG from the hash table of its cache. */ | |
6017 | if (img->prev) | |
6018 | img->prev->next = img->next; | |
6019 | else | |
6020 | c->buckets[img->hash % IMAGE_CACHE_BUCKETS_SIZE] = img->next; | |
6021 | ||
6022 | if (img->next) | |
6023 | img->next->prev = img->prev; | |
6024 | ||
6025 | c->images[img->id] = NULL; | |
6026 | ||
6027 | /* Free resources, then free IMG. */ | |
6028 | img->type->free (f, img); | |
6029 | xfree (img); | |
6030 | } | |
6031 | } | |
6032 | ||
6033 | ||
6034 | /* Prepare image IMG for display on frame F. Must be called before | |
6035 | drawing an image. */ | |
6036 | ||
6037 | void | |
6038 | prepare_image_for_display (f, img) | |
6039 | struct frame *f; | |
6040 | struct image *img; | |
6041 | { | |
6042 | EMACS_TIME t; | |
6043 | ||
6044 | /* We're about to display IMG, so set its timestamp to `now'. */ | |
6045 | EMACS_GET_TIME (t); | |
6046 | img->timestamp = EMACS_SECS (t); | |
6047 | ||
6048 | /* If IMG doesn't have a pixmap yet, load it now, using the image | |
6049 | type dependent loader function. */ | |
209061be GM |
6050 | if (img->pixmap == 0 && !img->load_failed_p) |
6051 | img->load_failed_p = img->type->load (f, img) == 0; | |
333b20bb GM |
6052 | } |
6053 | ||
6054 | ||
6055 | \f | |
6056 | /*********************************************************************** | |
6057 | Helper functions for X image types | |
6058 | ***********************************************************************/ | |
6059 | ||
6060 | static void x_clear_image P_ ((struct frame *f, struct image *img)); | |
6061 | static unsigned long x_alloc_image_color P_ ((struct frame *f, | |
6062 | struct image *img, | |
6063 | Lisp_Object color_name, | |
6064 | unsigned long dflt)); | |
6065 | ||
6066 | /* Free X resources of image IMG which is used on frame F. */ | |
6067 | ||
6068 | static void | |
6069 | x_clear_image (f, img) | |
6070 | struct frame *f; | |
6071 | struct image *img; | |
6072 | { | |
6073 | if (img->pixmap) | |
6074 | { | |
6075 | BLOCK_INPUT; | |
6076 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
6077 | img->pixmap = 0; | |
6078 | UNBLOCK_INPUT; | |
6079 | } | |
6080 | ||
6081 | if (img->ncolors) | |
6082 | { | |
6083 | int class = FRAME_X_DISPLAY_INFO (f)->visual->class; | |
6084 | ||
6085 | /* If display has an immutable color map, freeing colors is not | |
6086 | necessary and some servers don't allow it. So don't do it. */ | |
6087 | if (class != StaticColor | |
6088 | && class != StaticGray | |
6089 | && class != TrueColor) | |
6090 | { | |
6091 | Colormap cmap; | |
6092 | BLOCK_INPUT; | |
6093 | cmap = DefaultColormapOfScreen (FRAME_X_DISPLAY_INFO (f)->screen); | |
6094 | XFreeColors (FRAME_X_DISPLAY (f), cmap, img->colors, | |
6095 | img->ncolors, 0); | |
6096 | UNBLOCK_INPUT; | |
6097 | } | |
6098 | ||
6099 | xfree (img->colors); | |
6100 | img->colors = NULL; | |
6101 | img->ncolors = 0; | |
6102 | } | |
6103 | } | |
6104 | ||
6105 | ||
6106 | /* Allocate color COLOR_NAME for image IMG on frame F. If color | |
6107 | cannot be allocated, use DFLT. Add a newly allocated color to | |
6108 | IMG->colors, so that it can be freed again. Value is the pixel | |
6109 | color. */ | |
6110 | ||
6111 | static unsigned long | |
6112 | x_alloc_image_color (f, img, color_name, dflt) | |
6113 | struct frame *f; | |
6114 | struct image *img; | |
6115 | Lisp_Object color_name; | |
6116 | unsigned long dflt; | |
6117 | { | |
6118 | XColor color; | |
6119 | unsigned long result; | |
6120 | ||
6121 | xassert (STRINGP (color_name)); | |
6122 | ||
2d764c78 | 6123 | if (x_defined_color (f, XSTRING (color_name)->data, &color, 1)) |
333b20bb GM |
6124 | { |
6125 | /* This isn't called frequently so we get away with simply | |
6126 | reallocating the color vector to the needed size, here. */ | |
6127 | ++img->ncolors; | |
6128 | img->colors = | |
6129 | (unsigned long *) xrealloc (img->colors, | |
6130 | img->ncolors * sizeof *img->colors); | |
6131 | img->colors[img->ncolors - 1] = color.pixel; | |
6132 | result = color.pixel; | |
6133 | } | |
6134 | else | |
6135 | result = dflt; | |
6136 | ||
6137 | return result; | |
6138 | } | |
6139 | ||
6140 | ||
6141 | \f | |
6142 | /*********************************************************************** | |
6143 | Image Cache | |
6144 | ***********************************************************************/ | |
6145 | ||
6146 | static void cache_image P_ ((struct frame *f, struct image *img)); | |
6147 | ||
6148 | ||
6149 | /* Return a new, initialized image cache that is allocated from the | |
6150 | heap. Call free_image_cache to free an image cache. */ | |
6151 | ||
6152 | struct image_cache * | |
6153 | make_image_cache () | |
6154 | { | |
6155 | struct image_cache *c = (struct image_cache *) xmalloc (sizeof *c); | |
6156 | int size; | |
6157 | ||
6158 | bzero (c, sizeof *c); | |
6159 | c->size = 50; | |
6160 | c->images = (struct image **) xmalloc (c->size * sizeof *c->images); | |
6161 | size = IMAGE_CACHE_BUCKETS_SIZE * sizeof *c->buckets; | |
6162 | c->buckets = (struct image **) xmalloc (size); | |
6163 | bzero (c->buckets, size); | |
6164 | return c; | |
6165 | } | |
6166 | ||
6167 | ||
6168 | /* Free image cache of frame F. Be aware that X frames share images | |
6169 | caches. */ | |
6170 | ||
6171 | void | |
6172 | free_image_cache (f) | |
6173 | struct frame *f; | |
6174 | { | |
6175 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6176 | if (c) | |
6177 | { | |
6178 | int i; | |
6179 | ||
6180 | /* Cache should not be referenced by any frame when freed. */ | |
6181 | xassert (c->refcount == 0); | |
6182 | ||
6183 | for (i = 0; i < c->used; ++i) | |
6184 | free_image (f, c->images[i]); | |
6185 | xfree (c->images); | |
6186 | xfree (c); | |
6187 | xfree (c->buckets); | |
6188 | FRAME_X_IMAGE_CACHE (f) = NULL; | |
6189 | } | |
6190 | } | |
6191 | ||
6192 | ||
6193 | /* Clear image cache of frame F. FORCE_P non-zero means free all | |
6194 | images. FORCE_P zero means clear only images that haven't been | |
6195 | displayed for some time. Should be called from time to time to | |
6196 | reduce the number of loaded images. If image-eviction-seconds is | |
6197 | non-nil, this frees images in the cache which weren't displayed for | |
6198 | at least that many seconds. */ | |
6199 | ||
6200 | void | |
6201 | clear_image_cache (f, force_p) | |
6202 | struct frame *f; | |
6203 | int force_p; | |
6204 | { | |
6205 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6206 | ||
fcf431dc | 6207 | if (c && INTEGERP (Vimage_cache_eviction_delay)) |
333b20bb GM |
6208 | { |
6209 | EMACS_TIME t; | |
6210 | unsigned long old; | |
6211 | int i, any_freed_p = 0; | |
6212 | ||
6213 | EMACS_GET_TIME (t); | |
fcf431dc | 6214 | old = EMACS_SECS (t) - XFASTINT (Vimage_cache_eviction_delay); |
333b20bb GM |
6215 | |
6216 | for (i = 0; i < c->used; ++i) | |
6217 | { | |
6218 | struct image *img = c->images[i]; | |
6219 | if (img != NULL | |
6220 | && (force_p | |
6221 | || (img->timestamp > old))) | |
6222 | { | |
6223 | free_image (f, img); | |
6224 | any_freed_p = 1; | |
6225 | } | |
6226 | } | |
6227 | ||
6228 | /* We may be clearing the image cache because, for example, | |
6229 | Emacs was iconified for a longer period of time. In that | |
6230 | case, current matrices may still contain references to | |
6231 | images freed above. So, clear these matrices. */ | |
6232 | if (any_freed_p) | |
6233 | { | |
6234 | clear_current_matrices (f); | |
6235 | ++windows_or_buffers_changed; | |
6236 | } | |
6237 | } | |
6238 | } | |
6239 | ||
6240 | ||
6241 | DEFUN ("clear-image-cache", Fclear_image_cache, Sclear_image_cache, | |
6242 | 0, 1, 0, | |
6243 | "Clear the image cache of FRAME.\n\ | |
6244 | FRAME nil or omitted means use the selected frame.\n\ | |
6245 | FRAME t means clear the image caches of all frames.") | |
6246 | (frame) | |
6247 | Lisp_Object frame; | |
6248 | { | |
6249 | if (EQ (frame, Qt)) | |
6250 | { | |
6251 | Lisp_Object tail; | |
6252 | ||
6253 | FOR_EACH_FRAME (tail, frame) | |
6254 | if (FRAME_X_P (XFRAME (frame))) | |
6255 | clear_image_cache (XFRAME (frame), 1); | |
6256 | } | |
6257 | else | |
6258 | clear_image_cache (check_x_frame (frame), 1); | |
6259 | ||
6260 | return Qnil; | |
6261 | } | |
6262 | ||
6263 | ||
6264 | /* Return the id of image with Lisp specification SPEC on frame F. | |
6265 | SPEC must be a valid Lisp image specification (see valid_image_p). */ | |
6266 | ||
6267 | int | |
6268 | lookup_image (f, spec) | |
6269 | struct frame *f; | |
6270 | Lisp_Object spec; | |
6271 | { | |
6272 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6273 | struct image *img; | |
6274 | int i; | |
6275 | unsigned hash; | |
6276 | struct gcpro gcpro1; | |
4f7ca1f1 | 6277 | EMACS_TIME now; |
333b20bb GM |
6278 | |
6279 | /* F must be a window-system frame, and SPEC must be a valid image | |
6280 | specification. */ | |
6281 | xassert (FRAME_WINDOW_P (f)); | |
6282 | xassert (valid_image_p (spec)); | |
6283 | ||
6284 | GCPRO1 (spec); | |
6285 | ||
6286 | /* Look up SPEC in the hash table of the image cache. */ | |
6287 | hash = sxhash (spec, 0); | |
6288 | i = hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6289 | ||
6290 | for (img = c->buckets[i]; img; img = img->next) | |
6291 | if (img->hash == hash && !NILP (Fequal (img->spec, spec))) | |
6292 | break; | |
6293 | ||
6294 | /* If not found, create a new image and cache it. */ | |
6295 | if (img == NULL) | |
6296 | { | |
333b20bb GM |
6297 | img = make_image (spec, hash); |
6298 | cache_image (f, img); | |
209061be GM |
6299 | img->load_failed_p = img->type->load (f, img) == 0; |
6300 | xassert (!interrupt_input_blocked); | |
333b20bb GM |
6301 | |
6302 | /* If we can't load the image, and we don't have a width and | |
6303 | height, use some arbitrary width and height so that we can | |
6304 | draw a rectangle for it. */ | |
209061be | 6305 | if (img->load_failed_p) |
333b20bb GM |
6306 | { |
6307 | Lisp_Object value; | |
6308 | ||
6309 | value = image_spec_value (spec, QCwidth, NULL); | |
6310 | img->width = (INTEGERP (value) | |
6311 | ? XFASTINT (value) : DEFAULT_IMAGE_WIDTH); | |
6312 | value = image_spec_value (spec, QCheight, NULL); | |
6313 | img->height = (INTEGERP (value) | |
6314 | ? XFASTINT (value) : DEFAULT_IMAGE_HEIGHT); | |
6315 | } | |
6316 | else | |
6317 | { | |
6318 | /* Handle image type independent image attributes | |
6319 | `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF'. */ | |
6320 | Lisp_Object ascent, margin, relief, algorithm, heuristic_mask; | |
6321 | Lisp_Object file; | |
6322 | ||
6323 | ascent = image_spec_value (spec, QCascent, NULL); | |
6324 | if (INTEGERP (ascent)) | |
6325 | img->ascent = XFASTINT (ascent); | |
6326 | ||
6327 | margin = image_spec_value (spec, QCmargin, NULL); | |
6328 | if (INTEGERP (margin) && XINT (margin) >= 0) | |
6329 | img->margin = XFASTINT (margin); | |
6330 | ||
6331 | relief = image_spec_value (spec, QCrelief, NULL); | |
6332 | if (INTEGERP (relief)) | |
6333 | { | |
6334 | img->relief = XINT (relief); | |
6335 | img->margin += abs (img->relief); | |
6336 | } | |
6337 | ||
6338 | /* Should we apply a Laplace edge-detection algorithm? */ | |
6339 | algorithm = image_spec_value (spec, QCalgorithm, NULL); | |
6340 | if (img->pixmap && EQ (algorithm, Qlaplace)) | |
6341 | x_laplace (f, img); | |
6342 | ||
6343 | /* Should we built a mask heuristically? */ | |
6344 | heuristic_mask = image_spec_value (spec, QCheuristic_mask, NULL); | |
6345 | if (img->pixmap && !img->mask && !NILP (heuristic_mask)) | |
45158a91 | 6346 | x_build_heuristic_mask (f, img, heuristic_mask); |
333b20bb GM |
6347 | } |
6348 | } | |
6349 | ||
4f7ca1f1 GM |
6350 | /* We're using IMG, so set its timestamp to `now'. */ |
6351 | EMACS_GET_TIME (now); | |
6352 | img->timestamp = EMACS_SECS (now); | |
6353 | ||
333b20bb GM |
6354 | UNGCPRO; |
6355 | ||
6356 | /* Value is the image id. */ | |
6357 | return img->id; | |
6358 | } | |
6359 | ||
6360 | ||
6361 | /* Cache image IMG in the image cache of frame F. */ | |
6362 | ||
6363 | static void | |
6364 | cache_image (f, img) | |
6365 | struct frame *f; | |
6366 | struct image *img; | |
6367 | { | |
6368 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6369 | int i; | |
6370 | ||
6371 | /* Find a free slot in c->images. */ | |
6372 | for (i = 0; i < c->used; ++i) | |
6373 | if (c->images[i] == NULL) | |
6374 | break; | |
6375 | ||
6376 | /* If no free slot found, maybe enlarge c->images. */ | |
6377 | if (i == c->used && c->used == c->size) | |
6378 | { | |
6379 | c->size *= 2; | |
6380 | c->images = (struct image **) xrealloc (c->images, | |
6381 | c->size * sizeof *c->images); | |
6382 | } | |
6383 | ||
6384 | /* Add IMG to c->images, and assign IMG an id. */ | |
6385 | c->images[i] = img; | |
6386 | img->id = i; | |
6387 | if (i == c->used) | |
6388 | ++c->used; | |
6389 | ||
6390 | /* Add IMG to the cache's hash table. */ | |
6391 | i = img->hash % IMAGE_CACHE_BUCKETS_SIZE; | |
6392 | img->next = c->buckets[i]; | |
6393 | if (img->next) | |
6394 | img->next->prev = img; | |
6395 | img->prev = NULL; | |
6396 | c->buckets[i] = img; | |
6397 | } | |
6398 | ||
6399 | ||
6400 | /* Call FN on every image in the image cache of frame F. Used to mark | |
6401 | Lisp Objects in the image cache. */ | |
6402 | ||
6403 | void | |
6404 | forall_images_in_image_cache (f, fn) | |
6405 | struct frame *f; | |
6406 | void (*fn) P_ ((struct image *img)); | |
6407 | { | |
6408 | if (FRAME_LIVE_P (f) && FRAME_X_P (f)) | |
6409 | { | |
6410 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
6411 | if (c) | |
6412 | { | |
6413 | int i; | |
6414 | for (i = 0; i < c->used; ++i) | |
6415 | if (c->images[i]) | |
6416 | fn (c->images[i]); | |
6417 | } | |
6418 | } | |
6419 | } | |
6420 | ||
6421 | ||
6422 | \f | |
6423 | /*********************************************************************** | |
6424 | X support code | |
6425 | ***********************************************************************/ | |
6426 | ||
45158a91 GM |
6427 | static int x_create_x_image_and_pixmap P_ ((struct frame *, int, int, int, |
6428 | XImage **, Pixmap *)); | |
333b20bb GM |
6429 | static void x_destroy_x_image P_ ((XImage *)); |
6430 | static void x_put_x_image P_ ((struct frame *, XImage *, Pixmap, int, int)); | |
6431 | ||
6432 | ||
6433 | /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on | |
6434 | frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created. | |
6435 | Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated | |
6436 | via xmalloc. Print error messages via image_error if an error | |
45158a91 | 6437 | occurs. Value is non-zero if successful. */ |
333b20bb GM |
6438 | |
6439 | static int | |
45158a91 | 6440 | x_create_x_image_and_pixmap (f, width, height, depth, ximg, pixmap) |
333b20bb | 6441 | struct frame *f; |
333b20bb GM |
6442 | int width, height, depth; |
6443 | XImage **ximg; | |
6444 | Pixmap *pixmap; | |
6445 | { | |
6446 | Display *display = FRAME_X_DISPLAY (f); | |
6447 | Screen *screen = FRAME_X_SCREEN (f); | |
6448 | Window window = FRAME_X_WINDOW (f); | |
6449 | ||
6450 | xassert (interrupt_input_blocked); | |
6451 | ||
6452 | if (depth <= 0) | |
6453 | depth = DefaultDepthOfScreen (screen); | |
6454 | *ximg = XCreateImage (display, DefaultVisualOfScreen (screen), | |
6455 | depth, ZPixmap, 0, NULL, width, height, | |
6456 | depth > 16 ? 32 : depth > 8 ? 16 : 8, 0); | |
6457 | if (*ximg == NULL) | |
6458 | { | |
45158a91 | 6459 | image_error ("Unable to allocate X image", Qnil, Qnil); |
333b20bb GM |
6460 | return 0; |
6461 | } | |
6462 | ||
6463 | /* Allocate image raster. */ | |
6464 | (*ximg)->data = (char *) xmalloc ((*ximg)->bytes_per_line * height); | |
6465 | ||
6466 | /* Allocate a pixmap of the same size. */ | |
6467 | *pixmap = XCreatePixmap (display, window, width, height, depth); | |
6468 | if (*pixmap == 0) | |
6469 | { | |
6470 | x_destroy_x_image (*ximg); | |
6471 | *ximg = NULL; | |
45158a91 | 6472 | image_error ("Unable to create X pixmap", Qnil, Qnil); |
333b20bb GM |
6473 | return 0; |
6474 | } | |
6475 | ||
6476 | return 1; | |
6477 | } | |
6478 | ||
6479 | ||
6480 | /* Destroy XImage XIMG. Free XIMG->data. */ | |
6481 | ||
6482 | static void | |
6483 | x_destroy_x_image (ximg) | |
6484 | XImage *ximg; | |
6485 | { | |
6486 | xassert (interrupt_input_blocked); | |
6487 | if (ximg) | |
6488 | { | |
6489 | xfree (ximg->data); | |
6490 | ximg->data = NULL; | |
6491 | XDestroyImage (ximg); | |
6492 | } | |
6493 | } | |
6494 | ||
6495 | ||
6496 | /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT | |
6497 | are width and height of both the image and pixmap. */ | |
6498 | ||
ea6b19ca | 6499 | static void |
333b20bb GM |
6500 | x_put_x_image (f, ximg, pixmap, width, height) |
6501 | struct frame *f; | |
6502 | XImage *ximg; | |
6503 | Pixmap pixmap; | |
6504 | { | |
6505 | GC gc; | |
6506 | ||
6507 | xassert (interrupt_input_blocked); | |
6508 | gc = XCreateGC (FRAME_X_DISPLAY (f), pixmap, 0, NULL); | |
6509 | XPutImage (FRAME_X_DISPLAY (f), pixmap, gc, ximg, 0, 0, 0, 0, width, height); | |
6510 | XFreeGC (FRAME_X_DISPLAY (f), gc); | |
6511 | } | |
6512 | ||
6513 | ||
6514 | \f | |
6515 | /*********************************************************************** | |
6516 | Searching files | |
6517 | ***********************************************************************/ | |
6518 | ||
6519 | static Lisp_Object x_find_image_file P_ ((Lisp_Object)); | |
6520 | ||
6521 | /* Find image file FILE. Look in data-directory, then | |
6522 | x-bitmap-file-path. Value is the full name of the file found, or | |
6523 | nil if not found. */ | |
6524 | ||
6525 | static Lisp_Object | |
6526 | x_find_image_file (file) | |
6527 | Lisp_Object file; | |
6528 | { | |
6529 | Lisp_Object file_found, search_path; | |
6530 | struct gcpro gcpro1, gcpro2; | |
6531 | int fd; | |
6532 | ||
6533 | file_found = Qnil; | |
6534 | search_path = Fcons (Vdata_directory, Vx_bitmap_file_path); | |
6535 | GCPRO2 (file_found, search_path); | |
6536 | ||
6537 | /* Try to find FILE in data-directory, then x-bitmap-file-path. */ | |
6538 | fd = openp (search_path, file, "", &file_found, 0); | |
6539 | ||
6540 | if (fd < 0) | |
6541 | file_found = Qnil; | |
6542 | else | |
6543 | close (fd); | |
6544 | ||
6545 | UNGCPRO; | |
6546 | return file_found; | |
6547 | } | |
6548 | ||
6549 | ||
6550 | \f | |
6551 | /*********************************************************************** | |
6552 | XBM images | |
6553 | ***********************************************************************/ | |
6554 | ||
6555 | static int xbm_load P_ ((struct frame *f, struct image *img)); | |
6556 | static int xbm_load_image_from_file P_ ((struct frame *f, struct image *img, | |
6557 | Lisp_Object file)); | |
6558 | static int xbm_image_p P_ ((Lisp_Object object)); | |
6559 | static int xbm_read_bitmap_file_data P_ ((char *, int *, int *, | |
6560 | unsigned char **)); | |
333b20bb GM |
6561 | |
6562 | ||
6563 | /* Indices of image specification fields in xbm_format, below. */ | |
6564 | ||
6565 | enum xbm_keyword_index | |
6566 | { | |
6567 | XBM_TYPE, | |
6568 | XBM_FILE, | |
6569 | XBM_WIDTH, | |
6570 | XBM_HEIGHT, | |
6571 | XBM_DATA, | |
6572 | XBM_FOREGROUND, | |
6573 | XBM_BACKGROUND, | |
6574 | XBM_ASCENT, | |
6575 | XBM_MARGIN, | |
6576 | XBM_RELIEF, | |
6577 | XBM_ALGORITHM, | |
6578 | XBM_HEURISTIC_MASK, | |
6579 | XBM_LAST | |
6580 | }; | |
6581 | ||
6582 | /* Vector of image_keyword structures describing the format | |
6583 | of valid XBM image specifications. */ | |
6584 | ||
6585 | static struct image_keyword xbm_format[XBM_LAST] = | |
6586 | { | |
6587 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
6588 | {":file", IMAGE_STRING_VALUE, 0}, | |
6589 | {":width", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6590 | {":height", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6591 | {":data", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6592 | {":foreground", IMAGE_STRING_VALUE, 0}, | |
6593 | {":background", IMAGE_STRING_VALUE, 0}, | |
6594 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
6595 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
6596 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
6597 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
6598 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
6599 | }; | |
6600 | ||
6601 | /* Structure describing the image type XBM. */ | |
6602 | ||
6603 | static struct image_type xbm_type = | |
6604 | { | |
6605 | &Qxbm, | |
6606 | xbm_image_p, | |
6607 | xbm_load, | |
6608 | x_clear_image, | |
6609 | NULL | |
6610 | }; | |
6611 | ||
6612 | /* Tokens returned from xbm_scan. */ | |
6613 | ||
6614 | enum xbm_token | |
6615 | { | |
6616 | XBM_TK_IDENT = 256, | |
6617 | XBM_TK_NUMBER | |
6618 | }; | |
6619 | ||
6620 | ||
6621 | /* Return non-zero if OBJECT is a valid XBM-type image specification. | |
6622 | A valid specification is a list starting with the symbol `image' | |
6623 | The rest of the list is a property list which must contain an | |
6624 | entry `:type xbm.. | |
6625 | ||
6626 | If the specification specifies a file to load, it must contain | |
6627 | an entry `:file FILENAME' where FILENAME is a string. | |
6628 | ||
6629 | If the specification is for a bitmap loaded from memory it must | |
6630 | contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where | |
6631 | WIDTH and HEIGHT are integers > 0. DATA may be: | |
6632 | ||
6633 | 1. a string large enough to hold the bitmap data, i.e. it must | |
6634 | have a size >= (WIDTH + 7) / 8 * HEIGHT | |
6635 | ||
6636 | 2. a bool-vector of size >= WIDTH * HEIGHT | |
6637 | ||
6638 | 3. a vector of strings or bool-vectors, one for each line of the | |
6639 | bitmap. | |
6640 | ||
6641 | Both the file and data forms may contain the additional entries | |
6642 | `:background COLOR' and `:foreground COLOR'. If not present, | |
6643 | foreground and background of the frame on which the image is | |
6644 | displayed, is used. */ | |
6645 | ||
6646 | static int | |
6647 | xbm_image_p (object) | |
6648 | Lisp_Object object; | |
6649 | { | |
6650 | struct image_keyword kw[XBM_LAST]; | |
6651 | ||
6652 | bcopy (xbm_format, kw, sizeof kw); | |
bfd2209f | 6653 | if (!parse_image_spec (object, kw, XBM_LAST, Qxbm)) |
333b20bb GM |
6654 | return 0; |
6655 | ||
6656 | xassert (EQ (kw[XBM_TYPE].value, Qxbm)); | |
6657 | ||
6658 | if (kw[XBM_FILE].count) | |
6659 | { | |
6660 | if (kw[XBM_WIDTH].count || kw[XBM_HEIGHT].count || kw[XBM_DATA].count) | |
6661 | return 0; | |
6662 | } | |
6663 | else | |
6664 | { | |
6665 | Lisp_Object data; | |
6666 | int width, height; | |
6667 | ||
6668 | /* Entries for `:width', `:height' and `:data' must be present. */ | |
6669 | if (!kw[XBM_WIDTH].count | |
6670 | || !kw[XBM_HEIGHT].count | |
6671 | || !kw[XBM_DATA].count) | |
6672 | return 0; | |
6673 | ||
6674 | data = kw[XBM_DATA].value; | |
6675 | width = XFASTINT (kw[XBM_WIDTH].value); | |
6676 | height = XFASTINT (kw[XBM_HEIGHT].value); | |
6677 | ||
6678 | /* Check type of data, and width and height against contents of | |
6679 | data. */ | |
6680 | if (VECTORP (data)) | |
6681 | { | |
6682 | int i; | |
6683 | ||
6684 | /* Number of elements of the vector must be >= height. */ | |
6685 | if (XVECTOR (data)->size < height) | |
6686 | return 0; | |
6687 | ||
6688 | /* Each string or bool-vector in data must be large enough | |
6689 | for one line of the image. */ | |
6690 | for (i = 0; i < height; ++i) | |
6691 | { | |
6692 | Lisp_Object elt = XVECTOR (data)->contents[i]; | |
6693 | ||
6694 | if (STRINGP (elt)) | |
6695 | { | |
6696 | if (XSTRING (elt)->size | |
6697 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR) | |
6698 | return 0; | |
6699 | } | |
6700 | else if (BOOL_VECTOR_P (elt)) | |
6701 | { | |
6702 | if (XBOOL_VECTOR (elt)->size < width) | |
6703 | return 0; | |
6704 | } | |
6705 | else | |
6706 | return 0; | |
6707 | } | |
6708 | } | |
6709 | else if (STRINGP (data)) | |
6710 | { | |
6711 | if (XSTRING (data)->size | |
6712 | < (width + BITS_PER_CHAR - 1) / BITS_PER_CHAR * height) | |
6713 | return 0; | |
6714 | } | |
6715 | else if (BOOL_VECTOR_P (data)) | |
6716 | { | |
6717 | if (XBOOL_VECTOR (data)->size < width * height) | |
6718 | return 0; | |
6719 | } | |
6720 | else | |
6721 | return 0; | |
6722 | } | |
6723 | ||
6724 | /* Baseline must be a value between 0 and 100 (a percentage). */ | |
6725 | if (kw[XBM_ASCENT].count | |
6726 | && XFASTINT (kw[XBM_ASCENT].value) > 100) | |
6727 | return 0; | |
6728 | ||
6729 | return 1; | |
6730 | } | |
6731 | ||
6732 | ||
6733 | /* Scan a bitmap file. FP is the stream to read from. Value is | |
6734 | either an enumerator from enum xbm_token, or a character for a | |
6735 | single-character token, or 0 at end of file. If scanning an | |
6736 | identifier, store the lexeme of the identifier in SVAL. If | |
6737 | scanning a number, store its value in *IVAL. */ | |
6738 | ||
6739 | static int | |
6740 | xbm_scan (fp, sval, ival) | |
6741 | FILE *fp; | |
6742 | char *sval; | |
6743 | int *ival; | |
6744 | { | |
6745 | int c; | |
6746 | ||
6747 | /* Skip white space. */ | |
6748 | while ((c = fgetc (fp)) != EOF && isspace (c)) | |
6749 | ; | |
6750 | ||
6751 | if (c == EOF) | |
6752 | c = 0; | |
6753 | else if (isdigit (c)) | |
6754 | { | |
6755 | int value = 0, digit; | |
6756 | ||
6757 | if (c == '0') | |
6758 | { | |
6759 | c = fgetc (fp); | |
6760 | if (c == 'x' || c == 'X') | |
6761 | { | |
6762 | while ((c = fgetc (fp)) != EOF) | |
6763 | { | |
6764 | if (isdigit (c)) | |
6765 | digit = c - '0'; | |
6766 | else if (c >= 'a' && c <= 'f') | |
6767 | digit = c - 'a' + 10; | |
6768 | else if (c >= 'A' && c <= 'F') | |
6769 | digit = c - 'A' + 10; | |
6770 | else | |
6771 | break; | |
6772 | value = 16 * value + digit; | |
6773 | } | |
6774 | } | |
6775 | else if (isdigit (c)) | |
6776 | { | |
6777 | value = c - '0'; | |
6778 | while ((c = fgetc (fp)) != EOF | |
6779 | && isdigit (c)) | |
6780 | value = 8 * value + c - '0'; | |
6781 | } | |
6782 | } | |
6783 | else | |
6784 | { | |
6785 | value = c - '0'; | |
6786 | while ((c = fgetc (fp)) != EOF | |
6787 | && isdigit (c)) | |
6788 | value = 10 * value + c - '0'; | |
6789 | } | |
6790 | ||
6791 | if (c != EOF) | |
6792 | ungetc (c, fp); | |
6793 | *ival = value; | |
6794 | c = XBM_TK_NUMBER; | |
6795 | } | |
6796 | else if (isalpha (c) || c == '_') | |
6797 | { | |
6798 | *sval++ = c; | |
6799 | while ((c = fgetc (fp)) != EOF | |
6800 | && (isalnum (c) || c == '_')) | |
6801 | *sval++ = c; | |
6802 | *sval = 0; | |
6803 | if (c != EOF) | |
6804 | ungetc (c, fp); | |
6805 | c = XBM_TK_IDENT; | |
6806 | } | |
6807 | ||
6808 | return c; | |
6809 | } | |
6810 | ||
6811 | ||
6812 | /* Replacement for XReadBitmapFileData which isn't available under old | |
6813 | X versions. FILE is the name of the bitmap file to read. Set | |
6814 | *WIDTH and *HEIGHT to the width and height of the image. Return in | |
6815 | *DATA the bitmap data allocated with xmalloc. Value is non-zero if | |
6816 | successful. */ | |
6817 | ||
6818 | static int | |
6819 | xbm_read_bitmap_file_data (file, width, height, data) | |
6820 | char *file; | |
6821 | int *width, *height; | |
6822 | unsigned char **data; | |
6823 | { | |
6824 | FILE *fp; | |
6825 | char buffer[BUFSIZ]; | |
6826 | int padding_p = 0; | |
6827 | int v10 = 0; | |
6828 | int bytes_per_line, i, nbytes; | |
6829 | unsigned char *p; | |
6830 | int value; | |
6831 | int LA1; | |
6832 | ||
6833 | #define match() \ | |
6834 | LA1 = xbm_scan (fp, buffer, &value) | |
6835 | ||
6836 | #define expect(TOKEN) \ | |
6837 | if (LA1 != (TOKEN)) \ | |
6838 | goto failure; \ | |
6839 | else \ | |
6840 | match () | |
6841 | ||
6842 | #define expect_ident(IDENT) \ | |
6843 | if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \ | |
6844 | match (); \ | |
6845 | else \ | |
6846 | goto failure | |
6847 | ||
6848 | fp = fopen (file, "r"); | |
6849 | if (fp == NULL) | |
6850 | return 0; | |
6851 | ||
6852 | *width = *height = -1; | |
6853 | *data = NULL; | |
6854 | LA1 = xbm_scan (fp, buffer, &value); | |
6855 | ||
6856 | /* Parse defines for width, height and hot-spots. */ | |
6857 | while (LA1 == '#') | |
6858 | { | |
333b20bb GM |
6859 | match (); |
6860 | expect_ident ("define"); | |
6861 | expect (XBM_TK_IDENT); | |
6862 | ||
6863 | if (LA1 == XBM_TK_NUMBER); | |
6864 | { | |
6865 | char *p = strrchr (buffer, '_'); | |
6866 | p = p ? p + 1 : buffer; | |
6867 | if (strcmp (p, "width") == 0) | |
6868 | *width = value; | |
6869 | else if (strcmp (p, "height") == 0) | |
6870 | *height = value; | |
6871 | } | |
6872 | expect (XBM_TK_NUMBER); | |
6873 | } | |
6874 | ||
6875 | if (*width < 0 || *height < 0) | |
6876 | goto failure; | |
6877 | ||
6878 | /* Parse bits. Must start with `static'. */ | |
6879 | expect_ident ("static"); | |
6880 | if (LA1 == XBM_TK_IDENT) | |
6881 | { | |
6882 | if (strcmp (buffer, "unsigned") == 0) | |
6883 | { | |
6884 | match (); | |
6885 | expect_ident ("char"); | |
6886 | } | |
6887 | else if (strcmp (buffer, "short") == 0) | |
6888 | { | |
6889 | match (); | |
6890 | v10 = 1; | |
6891 | if (*width % 16 && *width % 16 < 9) | |
6892 | padding_p = 1; | |
6893 | } | |
6894 | else if (strcmp (buffer, "char") == 0) | |
6895 | match (); | |
6896 | else | |
6897 | goto failure; | |
6898 | } | |
6899 | else | |
6900 | goto failure; | |
6901 | ||
6902 | expect (XBM_TK_IDENT); | |
6903 | expect ('['); | |
6904 | expect (']'); | |
6905 | expect ('='); | |
6906 | expect ('{'); | |
6907 | ||
6908 | bytes_per_line = (*width + 7) / 8 + padding_p; | |
6909 | nbytes = bytes_per_line * *height; | |
6910 | p = *data = (char *) xmalloc (nbytes); | |
6911 | ||
6912 | if (v10) | |
6913 | { | |
6914 | ||
6915 | for (i = 0; i < nbytes; i += 2) | |
6916 | { | |
6917 | int val = value; | |
6918 | expect (XBM_TK_NUMBER); | |
6919 | ||
6920 | *p++ = val; | |
6921 | if (!padding_p || ((i + 2) % bytes_per_line)) | |
6922 | *p++ = value >> 8; | |
6923 | ||
6924 | if (LA1 == ',' || LA1 == '}') | |
6925 | match (); | |
6926 | else | |
6927 | goto failure; | |
6928 | } | |
6929 | } | |
6930 | else | |
6931 | { | |
6932 | for (i = 0; i < nbytes; ++i) | |
6933 | { | |
6934 | int val = value; | |
6935 | expect (XBM_TK_NUMBER); | |
6936 | ||
6937 | *p++ = val; | |
6938 | ||
6939 | if (LA1 == ',' || LA1 == '}') | |
6940 | match (); | |
6941 | else | |
6942 | goto failure; | |
6943 | } | |
6944 | } | |
6945 | ||
6946 | fclose (fp); | |
6947 | return 1; | |
6948 | ||
6949 | failure: | |
6950 | ||
6951 | fclose (fp); | |
6952 | if (*data) | |
6953 | { | |
6954 | xfree (*data); | |
6955 | *data = NULL; | |
6956 | } | |
6957 | return 0; | |
6958 | ||
6959 | #undef match | |
6960 | #undef expect | |
6961 | #undef expect_ident | |
6962 | } | |
6963 | ||
6964 | ||
6965 | /* Load XBM image IMG which will be displayed on frame F from file | |
6966 | SPECIFIED_FILE. Value is non-zero if successful. */ | |
6967 | ||
6968 | static int | |
6969 | xbm_load_image_from_file (f, img, specified_file) | |
6970 | struct frame *f; | |
6971 | struct image *img; | |
6972 | Lisp_Object specified_file; | |
6973 | { | |
6974 | int rc; | |
6975 | unsigned char *data; | |
6976 | int success_p = 0; | |
6977 | Lisp_Object file; | |
6978 | struct gcpro gcpro1; | |
6979 | ||
6980 | xassert (STRINGP (specified_file)); | |
6981 | file = Qnil; | |
6982 | GCPRO1 (file); | |
6983 | ||
6984 | file = x_find_image_file (specified_file); | |
6985 | if (!STRINGP (file)) | |
6986 | { | |
45158a91 | 6987 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
333b20bb GM |
6988 | UNGCPRO; |
6989 | return 0; | |
6990 | } | |
6991 | ||
6992 | rc = xbm_read_bitmap_file_data (XSTRING (file)->data, &img->width, | |
6993 | &img->height, &data); | |
6994 | if (rc) | |
6995 | { | |
6996 | int depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
6997 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
6998 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
6999 | Lisp_Object value; | |
7000 | ||
7001 | xassert (img->width > 0 && img->height > 0); | |
7002 | ||
7003 | /* Get foreground and background colors, maybe allocate colors. */ | |
7004 | value = image_spec_value (img->spec, QCforeground, NULL); | |
7005 | if (!NILP (value)) | |
7006 | foreground = x_alloc_image_color (f, img, value, foreground); | |
7007 | ||
7008 | value = image_spec_value (img->spec, QCbackground, NULL); | |
7009 | if (!NILP (value)) | |
7010 | background = x_alloc_image_color (f, img, value, background); | |
7011 | ||
7012 | BLOCK_INPUT; | |
7013 | img->pixmap | |
7014 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7015 | FRAME_X_WINDOW (f), | |
7016 | data, | |
7017 | img->width, img->height, | |
7018 | foreground, background, | |
7019 | depth); | |
7020 | xfree (data); | |
7021 | ||
7022 | if (img->pixmap == 0) | |
7023 | { | |
7024 | x_clear_image (f, img); | |
7025 | image_error ("Unable to create X pixmap for `%s'", file, Qnil); | |
7026 | } | |
7027 | else | |
7028 | success_p = 1; | |
7029 | ||
7030 | UNBLOCK_INPUT; | |
7031 | } | |
7032 | else | |
45158a91 | 7033 | image_error ("Error loading XBM image `%s'", img->spec, Qnil); |
333b20bb GM |
7034 | |
7035 | UNGCPRO; | |
7036 | return success_p; | |
7037 | } | |
7038 | ||
7039 | ||
7040 | /* Fill image IMG which is used on frame F with pixmap data. Value is | |
7041 | non-zero if successful. */ | |
7042 | ||
7043 | static int | |
7044 | xbm_load (f, img) | |
7045 | struct frame *f; | |
7046 | struct image *img; | |
7047 | { | |
7048 | int success_p = 0; | |
7049 | Lisp_Object file_name; | |
7050 | ||
7051 | xassert (xbm_image_p (img->spec)); | |
7052 | ||
7053 | /* If IMG->spec specifies a file name, create a non-file spec from it. */ | |
7054 | file_name = image_spec_value (img->spec, QCfile, NULL); | |
7055 | if (STRINGP (file_name)) | |
7056 | success_p = xbm_load_image_from_file (f, img, file_name); | |
7057 | else | |
7058 | { | |
7059 | struct image_keyword fmt[XBM_LAST]; | |
7060 | Lisp_Object data; | |
7061 | int depth; | |
7062 | unsigned long foreground = FRAME_FOREGROUND_PIXEL (f); | |
7063 | unsigned long background = FRAME_BACKGROUND_PIXEL (f); | |
7064 | char *bits; | |
7065 | int parsed_p; | |
7066 | ||
7067 | /* Parse the list specification. */ | |
7068 | bcopy (xbm_format, fmt, sizeof fmt); | |
bfd2209f | 7069 | parsed_p = parse_image_spec (img->spec, fmt, XBM_LAST, Qxbm); |
333b20bb GM |
7070 | xassert (parsed_p); |
7071 | ||
7072 | /* Get specified width, and height. */ | |
7073 | img->width = XFASTINT (fmt[XBM_WIDTH].value); | |
7074 | img->height = XFASTINT (fmt[XBM_HEIGHT].value); | |
7075 | xassert (img->width > 0 && img->height > 0); | |
7076 | ||
7077 | BLOCK_INPUT; | |
7078 | ||
7079 | if (fmt[XBM_ASCENT].count) | |
7080 | img->ascent = XFASTINT (fmt[XBM_ASCENT].value); | |
7081 | ||
7082 | /* Get foreground and background colors, maybe allocate colors. */ | |
7083 | if (fmt[XBM_FOREGROUND].count) | |
7084 | foreground = x_alloc_image_color (f, img, fmt[XBM_FOREGROUND].value, | |
7085 | foreground); | |
7086 | if (fmt[XBM_BACKGROUND].count) | |
7087 | background = x_alloc_image_color (f, img, fmt[XBM_BACKGROUND].value, | |
7088 | background); | |
7089 | ||
7090 | /* Set bits to the bitmap image data. */ | |
7091 | data = fmt[XBM_DATA].value; | |
7092 | if (VECTORP (data)) | |
7093 | { | |
7094 | int i; | |
7095 | char *p; | |
7096 | int nbytes = (img->width + BITS_PER_CHAR - 1) / BITS_PER_CHAR; | |
7097 | ||
7098 | p = bits = (char *) alloca (nbytes * img->height); | |
7099 | for (i = 0; i < img->height; ++i, p += nbytes) | |
7100 | { | |
7101 | Lisp_Object line = XVECTOR (data)->contents[i]; | |
7102 | if (STRINGP (line)) | |
7103 | bcopy (XSTRING (line)->data, p, nbytes); | |
7104 | else | |
7105 | bcopy (XBOOL_VECTOR (line)->data, p, nbytes); | |
7106 | } | |
7107 | } | |
7108 | else if (STRINGP (data)) | |
7109 | bits = XSTRING (data)->data; | |
7110 | else | |
7111 | bits = XBOOL_VECTOR (data)->data; | |
7112 | ||
7113 | /* Create the pixmap. */ | |
7114 | depth = DefaultDepthOfScreen (FRAME_X_SCREEN (f)); | |
7115 | img->pixmap | |
7116 | = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f), | |
7117 | FRAME_X_WINDOW (f), | |
7118 | bits, | |
7119 | img->width, img->height, | |
7120 | foreground, background, | |
7121 | depth); | |
7122 | if (img->pixmap) | |
7123 | success_p = 1; | |
7124 | else | |
7125 | { | |
45158a91 GM |
7126 | image_error ("Unable to create pixmap for XBM image `%s'", |
7127 | img->spec, Qnil); | |
333b20bb GM |
7128 | x_clear_image (f, img); |
7129 | } | |
7130 | ||
7131 | UNBLOCK_INPUT; | |
7132 | } | |
7133 | ||
7134 | return success_p; | |
7135 | } | |
7136 | ||
7137 | ||
7138 | \f | |
7139 | /*********************************************************************** | |
7140 | XPM images | |
7141 | ***********************************************************************/ | |
7142 | ||
7143 | #if HAVE_XPM | |
7144 | ||
7145 | static int xpm_image_p P_ ((Lisp_Object object)); | |
7146 | static int xpm_load P_ ((struct frame *f, struct image *img)); | |
7147 | static int xpm_valid_color_symbols_p P_ ((Lisp_Object)); | |
7148 | ||
7149 | #include "X11/xpm.h" | |
7150 | ||
7151 | /* The symbol `xpm' identifying XPM-format images. */ | |
7152 | ||
7153 | Lisp_Object Qxpm; | |
7154 | ||
7155 | /* Indices of image specification fields in xpm_format, below. */ | |
7156 | ||
7157 | enum xpm_keyword_index | |
7158 | { | |
7159 | XPM_TYPE, | |
7160 | XPM_FILE, | |
7161 | XPM_DATA, | |
7162 | XPM_ASCENT, | |
7163 | XPM_MARGIN, | |
7164 | XPM_RELIEF, | |
7165 | XPM_ALGORITHM, | |
7166 | XPM_HEURISTIC_MASK, | |
7167 | XPM_COLOR_SYMBOLS, | |
7168 | XPM_LAST | |
7169 | }; | |
7170 | ||
7171 | /* Vector of image_keyword structures describing the format | |
7172 | of valid XPM image specifications. */ | |
7173 | ||
7174 | static struct image_keyword xpm_format[XPM_LAST] = | |
7175 | { | |
7176 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
7177 | {":file", IMAGE_STRING_VALUE, 0}, | |
7178 | {":data", IMAGE_STRING_VALUE, 0}, | |
7179 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
7180 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
7181 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7182 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7183 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7184 | {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
7185 | }; | |
7186 | ||
7187 | /* Structure describing the image type XBM. */ | |
7188 | ||
7189 | static struct image_type xpm_type = | |
7190 | { | |
7191 | &Qxpm, | |
7192 | xpm_image_p, | |
7193 | xpm_load, | |
7194 | x_clear_image, | |
7195 | NULL | |
7196 | }; | |
7197 | ||
7198 | ||
7199 | /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list | |
7200 | for XPM images. Such a list must consist of conses whose car and | |
7201 | cdr are strings. */ | |
7202 | ||
7203 | static int | |
7204 | xpm_valid_color_symbols_p (color_symbols) | |
7205 | Lisp_Object color_symbols; | |
7206 | { | |
7207 | while (CONSP (color_symbols)) | |
7208 | { | |
7209 | Lisp_Object sym = XCAR (color_symbols); | |
7210 | if (!CONSP (sym) | |
7211 | || !STRINGP (XCAR (sym)) | |
7212 | || !STRINGP (XCDR (sym))) | |
7213 | break; | |
7214 | color_symbols = XCDR (color_symbols); | |
7215 | } | |
7216 | ||
7217 | return NILP (color_symbols); | |
7218 | } | |
7219 | ||
7220 | ||
7221 | /* Value is non-zero if OBJECT is a valid XPM image specification. */ | |
7222 | ||
7223 | static int | |
7224 | xpm_image_p (object) | |
7225 | Lisp_Object object; | |
7226 | { | |
7227 | struct image_keyword fmt[XPM_LAST]; | |
7228 | bcopy (xpm_format, fmt, sizeof fmt); | |
bfd2209f | 7229 | return (parse_image_spec (object, fmt, XPM_LAST, Qxpm) |
333b20bb GM |
7230 | /* Either `:file' or `:data' must be present. */ |
7231 | && fmt[XPM_FILE].count + fmt[XPM_DATA].count == 1 | |
7232 | /* Either no `:color-symbols' or it's a list of conses | |
7233 | whose car and cdr are strings. */ | |
7234 | && (fmt[XPM_COLOR_SYMBOLS].count == 0 | |
7235 | || xpm_valid_color_symbols_p (fmt[XPM_COLOR_SYMBOLS].value)) | |
7236 | && (fmt[XPM_ASCENT].count == 0 | |
7237 | || XFASTINT (fmt[XPM_ASCENT].value) < 100)); | |
7238 | } | |
7239 | ||
7240 | ||
7241 | /* Load image IMG which will be displayed on frame F. Value is | |
7242 | non-zero if successful. */ | |
7243 | ||
7244 | static int | |
7245 | xpm_load (f, img) | |
7246 | struct frame *f; | |
7247 | struct image *img; | |
7248 | { | |
7249 | int rc, i; | |
7250 | XpmAttributes attrs; | |
7251 | Lisp_Object specified_file, color_symbols; | |
7252 | ||
7253 | /* Configure the XPM lib. Use the visual of frame F. Allocate | |
7254 | close colors. Return colors allocated. */ | |
7255 | bzero (&attrs, sizeof attrs); | |
7256 | attrs.visual = FRAME_X_DISPLAY_INFO (f)->visual; | |
7257 | attrs.valuemask |= XpmVisual; | |
7258 | attrs.valuemask |= XpmReturnAllocPixels; | |
e4c082be | 7259 | #ifdef XpmAllocCloseColors |
333b20bb GM |
7260 | attrs.alloc_close_colors = 1; |
7261 | attrs.valuemask |= XpmAllocCloseColors; | |
e4c082be RS |
7262 | #else |
7263 | attrs.closeness = 600; | |
7264 | attrs.valuemask |= XpmCloseness; | |
7265 | #endif | |
333b20bb GM |
7266 | |
7267 | /* If image specification contains symbolic color definitions, add | |
7268 | these to `attrs'. */ | |
7269 | color_symbols = image_spec_value (img->spec, QCcolor_symbols, NULL); | |
7270 | if (CONSP (color_symbols)) | |
7271 | { | |
7272 | Lisp_Object tail; | |
7273 | XpmColorSymbol *xpm_syms; | |
7274 | int i, size; | |
7275 | ||
7276 | attrs.valuemask |= XpmColorSymbols; | |
7277 | ||
7278 | /* Count number of symbols. */ | |
7279 | attrs.numsymbols = 0; | |
7280 | for (tail = color_symbols; CONSP (tail); tail = XCDR (tail)) | |
7281 | ++attrs.numsymbols; | |
7282 | ||
7283 | /* Allocate an XpmColorSymbol array. */ | |
7284 | size = attrs.numsymbols * sizeof *xpm_syms; | |
7285 | xpm_syms = (XpmColorSymbol *) alloca (size); | |
7286 | bzero (xpm_syms, size); | |
7287 | attrs.colorsymbols = xpm_syms; | |
7288 | ||
7289 | /* Fill the color symbol array. */ | |
7290 | for (tail = color_symbols, i = 0; | |
7291 | CONSP (tail); | |
7292 | ++i, tail = XCDR (tail)) | |
7293 | { | |
7294 | Lisp_Object name = XCAR (XCAR (tail)); | |
7295 | Lisp_Object color = XCDR (XCAR (tail)); | |
7296 | xpm_syms[i].name = (char *) alloca (XSTRING (name)->size + 1); | |
7297 | strcpy (xpm_syms[i].name, XSTRING (name)->data); | |
7298 | xpm_syms[i].value = (char *) alloca (XSTRING (color)->size + 1); | |
7299 | strcpy (xpm_syms[i].value, XSTRING (color)->data); | |
7300 | } | |
7301 | } | |
7302 | ||
7303 | /* Create a pixmap for the image, either from a file, or from a | |
7304 | string buffer containing data in the same format as an XPM file. */ | |
7305 | BLOCK_INPUT; | |
7306 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
7307 | if (STRINGP (specified_file)) | |
7308 | { | |
7309 | Lisp_Object file = x_find_image_file (specified_file); | |
7310 | if (!STRINGP (file)) | |
7311 | { | |
45158a91 | 7312 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
209061be | 7313 | UNBLOCK_INPUT; |
333b20bb GM |
7314 | return 0; |
7315 | } | |
7316 | ||
7317 | rc = XpmReadFileToPixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7318 | XSTRING (file)->data, &img->pixmap, &img->mask, | |
7319 | &attrs); | |
7320 | } | |
7321 | else | |
7322 | { | |
7323 | Lisp_Object buffer = image_spec_value (img->spec, QCdata, NULL); | |
7324 | rc = XpmCreatePixmapFromBuffer (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
7325 | XSTRING (buffer)->data, | |
7326 | &img->pixmap, &img->mask, | |
7327 | &attrs); | |
7328 | } | |
7329 | UNBLOCK_INPUT; | |
7330 | ||
7331 | if (rc == XpmSuccess) | |
7332 | { | |
7333 | /* Remember allocated colors. */ | |
7334 | img->ncolors = attrs.nalloc_pixels; | |
7335 | img->colors = (unsigned long *) xmalloc (img->ncolors | |
7336 | * sizeof *img->colors); | |
7337 | for (i = 0; i < attrs.nalloc_pixels; ++i) | |
7338 | img->colors[i] = attrs.alloc_pixels[i]; | |
7339 | ||
7340 | img->width = attrs.width; | |
7341 | img->height = attrs.height; | |
7342 | xassert (img->width > 0 && img->height > 0); | |
7343 | ||
7344 | /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */ | |
7345 | BLOCK_INPUT; | |
7346 | XpmFreeAttributes (&attrs); | |
7347 | UNBLOCK_INPUT; | |
7348 | } | |
7349 | else | |
7350 | { | |
7351 | switch (rc) | |
7352 | { | |
7353 | case XpmOpenFailed: | |
7354 | image_error ("Error opening XPM file (%s)", img->spec, Qnil); | |
7355 | break; | |
7356 | ||
7357 | case XpmFileInvalid: | |
7358 | image_error ("Invalid XPM file (%s)", img->spec, Qnil); | |
7359 | break; | |
7360 | ||
7361 | case XpmNoMemory: | |
7362 | image_error ("Out of memory (%s)", img->spec, Qnil); | |
7363 | break; | |
7364 | ||
7365 | case XpmColorFailed: | |
7366 | image_error ("Color allocation error (%s)", img->spec, Qnil); | |
7367 | break; | |
7368 | ||
7369 | default: | |
7370 | image_error ("Unknown error (%s)", img->spec, Qnil); | |
7371 | break; | |
7372 | } | |
7373 | } | |
7374 | ||
7375 | return rc == XpmSuccess; | |
7376 | } | |
7377 | ||
7378 | #endif /* HAVE_XPM != 0 */ | |
7379 | ||
7380 | \f | |
7381 | /*********************************************************************** | |
7382 | Color table | |
7383 | ***********************************************************************/ | |
7384 | ||
7385 | /* An entry in the color table mapping an RGB color to a pixel color. */ | |
7386 | ||
7387 | struct ct_color | |
7388 | { | |
7389 | int r, g, b; | |
7390 | unsigned long pixel; | |
7391 | ||
7392 | /* Next in color table collision list. */ | |
7393 | struct ct_color *next; | |
7394 | }; | |
7395 | ||
7396 | /* The bucket vector size to use. Must be prime. */ | |
7397 | ||
7398 | #define CT_SIZE 101 | |
7399 | ||
7400 | /* Value is a hash of the RGB color given by R, G, and B. */ | |
7401 | ||
7402 | #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B)) | |
7403 | ||
7404 | /* The color hash table. */ | |
7405 | ||
7406 | struct ct_color **ct_table; | |
7407 | ||
7408 | /* Number of entries in the color table. */ | |
7409 | ||
7410 | int ct_colors_allocated; | |
7411 | ||
7412 | /* Function prototypes. */ | |
7413 | ||
7414 | static void init_color_table P_ ((void)); | |
7415 | static void free_color_table P_ ((void)); | |
7416 | static unsigned long *colors_in_color_table P_ ((int *n)); | |
7417 | static unsigned long lookup_rgb_color P_ ((struct frame *f, int r, int g, int b)); | |
7418 | static unsigned long lookup_pixel_color P_ ((struct frame *f, unsigned long p)); | |
7419 | ||
7420 | ||
7421 | /* Initialize the color table. */ | |
7422 | ||
7423 | static void | |
7424 | init_color_table () | |
7425 | { | |
7426 | int size = CT_SIZE * sizeof (*ct_table); | |
7427 | ct_table = (struct ct_color **) xmalloc (size); | |
7428 | bzero (ct_table, size); | |
7429 | ct_colors_allocated = 0; | |
7430 | } | |
7431 | ||
7432 | ||
7433 | /* Free memory associated with the color table. */ | |
7434 | ||
7435 | static void | |
7436 | free_color_table () | |
7437 | { | |
7438 | int i; | |
7439 | struct ct_color *p, *next; | |
7440 | ||
7441 | for (i = 0; i < CT_SIZE; ++i) | |
7442 | for (p = ct_table[i]; p; p = next) | |
7443 | { | |
7444 | next = p->next; | |
7445 | xfree (p); | |
7446 | } | |
7447 | ||
7448 | xfree (ct_table); | |
7449 | ct_table = NULL; | |
7450 | } | |
7451 | ||
7452 | ||
7453 | /* Value is a pixel color for RGB color R, G, B on frame F. If an | |
7454 | entry for that color already is in the color table, return the | |
7455 | pixel color of that entry. Otherwise, allocate a new color for R, | |
7456 | G, B, and make an entry in the color table. */ | |
7457 | ||
7458 | static unsigned long | |
7459 | lookup_rgb_color (f, r, g, b) | |
7460 | struct frame *f; | |
7461 | int r, g, b; | |
7462 | { | |
7463 | unsigned hash = CT_HASH_RGB (r, g, b); | |
7464 | int i = hash % CT_SIZE; | |
7465 | struct ct_color *p; | |
7466 | ||
7467 | for (p = ct_table[i]; p; p = p->next) | |
7468 | if (p->r == r && p->g == g && p->b == b) | |
7469 | break; | |
7470 | ||
7471 | if (p == NULL) | |
7472 | { | |
7473 | XColor color; | |
7474 | Colormap cmap; | |
7475 | int rc; | |
7476 | ||
7477 | color.red = r; | |
7478 | color.green = g; | |
7479 | color.blue = b; | |
7480 | ||
7481 | BLOCK_INPUT; | |
7482 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
d62c8769 | 7483 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7484 | UNBLOCK_INPUT; |
7485 | ||
7486 | if (rc) | |
7487 | { | |
7488 | ++ct_colors_allocated; | |
7489 | ||
7490 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7491 | p->r = r; | |
7492 | p->g = g; | |
7493 | p->b = b; | |
7494 | p->pixel = color.pixel; | |
7495 | p->next = ct_table[i]; | |
7496 | ct_table[i] = p; | |
7497 | } | |
7498 | else | |
7499 | return FRAME_FOREGROUND_PIXEL (f); | |
7500 | } | |
7501 | ||
7502 | return p->pixel; | |
7503 | } | |
7504 | ||
7505 | ||
7506 | /* Look up pixel color PIXEL which is used on frame F in the color | |
7507 | table. If not already present, allocate it. Value is PIXEL. */ | |
7508 | ||
7509 | static unsigned long | |
7510 | lookup_pixel_color (f, pixel) | |
7511 | struct frame *f; | |
7512 | unsigned long pixel; | |
7513 | { | |
7514 | int i = pixel % CT_SIZE; | |
7515 | struct ct_color *p; | |
7516 | ||
7517 | for (p = ct_table[i]; p; p = p->next) | |
7518 | if (p->pixel == pixel) | |
7519 | break; | |
7520 | ||
7521 | if (p == NULL) | |
7522 | { | |
7523 | XColor color; | |
7524 | Colormap cmap; | |
7525 | int rc; | |
7526 | ||
7527 | BLOCK_INPUT; | |
7528 | ||
7529 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
7530 | color.pixel = pixel; | |
7531 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
d62c8769 | 7532 | rc = x_alloc_nearest_color (f, cmap, &color); |
333b20bb GM |
7533 | UNBLOCK_INPUT; |
7534 | ||
7535 | if (rc) | |
7536 | { | |
7537 | ++ct_colors_allocated; | |
7538 | ||
7539 | p = (struct ct_color *) xmalloc (sizeof *p); | |
7540 | p->r = color.red; | |
7541 | p->g = color.green; | |
7542 | p->b = color.blue; | |
7543 | p->pixel = pixel; | |
7544 | p->next = ct_table[i]; | |
7545 | ct_table[i] = p; | |
7546 | } | |
7547 | else | |
7548 | return FRAME_FOREGROUND_PIXEL (f); | |
7549 | } | |
7550 | ||
7551 | return p->pixel; | |
7552 | } | |
7553 | ||
7554 | ||
7555 | /* Value is a vector of all pixel colors contained in the color table, | |
7556 | allocated via xmalloc. Set *N to the number of colors. */ | |
7557 | ||
7558 | static unsigned long * | |
7559 | colors_in_color_table (n) | |
7560 | int *n; | |
7561 | { | |
7562 | int i, j; | |
7563 | struct ct_color *p; | |
7564 | unsigned long *colors; | |
7565 | ||
7566 | if (ct_colors_allocated == 0) | |
7567 | { | |
7568 | *n = 0; | |
7569 | colors = NULL; | |
7570 | } | |
7571 | else | |
7572 | { | |
7573 | colors = (unsigned long *) xmalloc (ct_colors_allocated | |
7574 | * sizeof *colors); | |
7575 | *n = ct_colors_allocated; | |
7576 | ||
7577 | for (i = j = 0; i < CT_SIZE; ++i) | |
7578 | for (p = ct_table[i]; p; p = p->next) | |
7579 | colors[j++] = p->pixel; | |
7580 | } | |
7581 | ||
7582 | return colors; | |
7583 | } | |
7584 | ||
7585 | ||
7586 | \f | |
7587 | /*********************************************************************** | |
7588 | Algorithms | |
7589 | ***********************************************************************/ | |
7590 | ||
7591 | static void x_laplace_write_row P_ ((struct frame *, long *, | |
7592 | int, XImage *, int)); | |
7593 | static void x_laplace_read_row P_ ((struct frame *, Colormap, | |
7594 | XColor *, int, XImage *, int)); | |
7595 | ||
7596 | ||
7597 | /* Fill COLORS with RGB colors from row Y of image XIMG. F is the | |
7598 | frame we operate on, CMAP is the color-map in effect, and WIDTH is | |
7599 | the width of one row in the image. */ | |
7600 | ||
7601 | static void | |
7602 | x_laplace_read_row (f, cmap, colors, width, ximg, y) | |
7603 | struct frame *f; | |
7604 | Colormap cmap; | |
7605 | XColor *colors; | |
7606 | int width; | |
7607 | XImage *ximg; | |
7608 | int y; | |
7609 | { | |
7610 | int x; | |
7611 | ||
7612 | for (x = 0; x < width; ++x) | |
7613 | colors[x].pixel = XGetPixel (ximg, x, y); | |
7614 | ||
7615 | XQueryColors (FRAME_X_DISPLAY (f), cmap, colors, width); | |
7616 | } | |
7617 | ||
7618 | ||
7619 | /* Write row Y of image XIMG. PIXELS is an array of WIDTH longs | |
7620 | containing the pixel colors to write. F is the frame we are | |
7621 | working on. */ | |
7622 | ||
7623 | static void | |
7624 | x_laplace_write_row (f, pixels, width, ximg, y) | |
7625 | struct frame *f; | |
7626 | long *pixels; | |
7627 | int width; | |
7628 | XImage *ximg; | |
7629 | int y; | |
7630 | { | |
7631 | int x; | |
7632 | ||
7633 | for (x = 0; x < width; ++x) | |
7634 | XPutPixel (ximg, x, y, pixels[x]); | |
7635 | } | |
7636 | ||
7637 | ||
7638 | /* Transform image IMG which is used on frame F with a Laplace | |
7639 | edge-detection algorithm. The result is an image that can be used | |
7640 | to draw disabled buttons, for example. */ | |
7641 | ||
7642 | static void | |
7643 | x_laplace (f, img) | |
7644 | struct frame *f; | |
7645 | struct image *img; | |
7646 | { | |
7647 | Colormap cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
7648 | XImage *ximg, *oimg; | |
7649 | XColor *in[3]; | |
7650 | long *out; | |
7651 | Pixmap pixmap; | |
7652 | int x, y, i; | |
7653 | long pixel; | |
7654 | int in_y, out_y, rc; | |
7655 | int mv2 = 45000; | |
7656 | ||
7657 | BLOCK_INPUT; | |
7658 | ||
7659 | /* Get the X image IMG->pixmap. */ | |
7660 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
7661 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
7662 | ||
7663 | /* Allocate 3 input rows, and one output row of colors. */ | |
7664 | for (i = 0; i < 3; ++i) | |
7665 | in[i] = (XColor *) alloca (img->width * sizeof (XColor)); | |
7666 | out = (long *) alloca (img->width * sizeof (long)); | |
7667 | ||
7668 | /* Create an X image for output. */ | |
45158a91 | 7669 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 0, |
333b20bb GM |
7670 | &oimg, &pixmap); |
7671 | ||
7672 | /* Fill first two rows. */ | |
7673 | x_laplace_read_row (f, cmap, in[0], img->width, ximg, 0); | |
7674 | x_laplace_read_row (f, cmap, in[1], img->width, ximg, 1); | |
7675 | in_y = 2; | |
7676 | ||
7677 | /* Write first row, all zeros. */ | |
7678 | init_color_table (); | |
7679 | pixel = lookup_rgb_color (f, 0, 0, 0); | |
7680 | for (x = 0; x < img->width; ++x) | |
7681 | out[x] = pixel; | |
7682 | x_laplace_write_row (f, out, img->width, oimg, 0); | |
7683 | out_y = 1; | |
7684 | ||
7685 | for (y = 2; y < img->height; ++y) | |
7686 | { | |
7687 | int rowa = y % 3; | |
7688 | int rowb = (y + 2) % 3; | |
7689 | ||
7690 | x_laplace_read_row (f, cmap, in[rowa], img->width, ximg, in_y++); | |
7691 | ||
7692 | for (x = 0; x < img->width - 2; ++x) | |
7693 | { | |
7694 | int r = in[rowa][x].red + mv2 - in[rowb][x + 2].red; | |
7695 | int g = in[rowa][x].green + mv2 - in[rowb][x + 2].green; | |
7696 | int b = in[rowa][x].blue + mv2 - in[rowb][x + 2].blue; | |
7697 | ||
7698 | out[x + 1] = lookup_rgb_color (f, r & 0xffff, g & 0xffff, | |
7699 | b & 0xffff); | |
7700 | } | |
7701 | ||
7702 | x_laplace_write_row (f, out, img->width, oimg, out_y++); | |
7703 | } | |
7704 | ||
7705 | /* Write last line, all zeros. */ | |
7706 | for (x = 0; x < img->width; ++x) | |
7707 | out[x] = pixel; | |
7708 | x_laplace_write_row (f, out, img->width, oimg, out_y); | |
7709 | ||
7710 | /* Free the input image, and free resources of IMG. */ | |
7711 | XDestroyImage (ximg); | |
7712 | x_clear_image (f, img); | |
7713 | ||
7714 | /* Put the output image into pixmap, and destroy it. */ | |
7715 | x_put_x_image (f, oimg, pixmap, img->width, img->height); | |
7716 | x_destroy_x_image (oimg); | |
7717 | ||
7718 | /* Remember new pixmap and colors in IMG. */ | |
7719 | img->pixmap = pixmap; | |
7720 | img->colors = colors_in_color_table (&img->ncolors); | |
7721 | free_color_table (); | |
7722 | ||
7723 | UNBLOCK_INPUT; | |
7724 | } | |
7725 | ||
7726 | ||
7727 | /* Build a mask for image IMG which is used on frame F. FILE is the | |
7728 | name of an image file, for error messages. HOW determines how to | |
fcf431dc GM |
7729 | determine the background color of IMG. If it is a list '(R G B)', |
7730 | with R, G, and B being integers >= 0, take that as the color of the | |
7731 | background. Otherwise, determine the background color of IMG | |
7732 | heuristically. Value is non-zero if successful. */ | |
333b20bb GM |
7733 | |
7734 | static int | |
45158a91 | 7735 | x_build_heuristic_mask (f, img, how) |
333b20bb | 7736 | struct frame *f; |
333b20bb GM |
7737 | struct image *img; |
7738 | Lisp_Object how; | |
7739 | { | |
7740 | Display *dpy = FRAME_X_DISPLAY (f); | |
333b20bb | 7741 | XImage *ximg, *mask_img; |
fcf431dc | 7742 | int x, y, rc, look_at_corners_p; |
333b20bb GM |
7743 | unsigned long bg; |
7744 | ||
7745 | BLOCK_INPUT; | |
7746 | ||
7747 | /* Create an image and pixmap serving as mask. */ | |
45158a91 | 7748 | rc = x_create_x_image_and_pixmap (f, img->width, img->height, 1, |
333b20bb GM |
7749 | &mask_img, &img->mask); |
7750 | if (!rc) | |
7751 | { | |
7752 | UNBLOCK_INPUT; | |
7753 | return 0; | |
7754 | } | |
7755 | ||
7756 | /* Get the X image of IMG->pixmap. */ | |
7757 | ximg = XGetImage (dpy, img->pixmap, 0, 0, img->width, img->height, | |
7758 | ~0, ZPixmap); | |
7759 | ||
fcf431dc GM |
7760 | /* Determine the background color of ximg. If HOW is `(R G B)' |
7761 | take that as color. Otherwise, try to determine the color | |
7762 | heuristically. */ | |
7763 | look_at_corners_p = 1; | |
7764 | ||
7765 | if (CONSP (how)) | |
7766 | { | |
7767 | int rgb[3], i = 0; | |
7768 | ||
7769 | while (i < 3 | |
7770 | && CONSP (how) | |
7771 | && NATNUMP (XCAR (how))) | |
7772 | { | |
7773 | rgb[i] = XFASTINT (XCAR (how)) & 0xffff; | |
7774 | how = XCDR (how); | |
7775 | } | |
7776 | ||
7777 | if (i == 3 && NILP (how)) | |
7778 | { | |
7779 | char color_name[30]; | |
7780 | XColor exact, color; | |
7781 | Colormap cmap; | |
7782 | ||
7783 | sprintf (color_name, "#%04x%04x%04x", rgb[0], rgb[1], rgb[2]); | |
7784 | ||
7785 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
7786 | if (XLookupColor (dpy, cmap, color_name, &exact, &color)) | |
7787 | { | |
7788 | bg = color.pixel; | |
7789 | look_at_corners_p = 0; | |
7790 | } | |
7791 | } | |
7792 | } | |
7793 | ||
7794 | if (look_at_corners_p) | |
333b20bb GM |
7795 | { |
7796 | unsigned long corners[4]; | |
7797 | int i, best_count; | |
7798 | ||
7799 | /* Get the colors at the corners of ximg. */ | |
7800 | corners[0] = XGetPixel (ximg, 0, 0); | |
7801 | corners[1] = XGetPixel (ximg, img->width - 1, 0); | |
7802 | corners[2] = XGetPixel (ximg, img->width - 1, img->height - 1); | |
7803 | corners[3] = XGetPixel (ximg, 0, img->height - 1); | |
7804 | ||
7805 | /* Choose the most frequently found color as background. */ | |
7806 | for (i = best_count = 0; i < 4; ++i) | |
7807 | { | |
7808 | int j, n; | |
7809 | ||
7810 | for (j = n = 0; j < 4; ++j) | |
7811 | if (corners[i] == corners[j]) | |
7812 | ++n; | |
7813 | ||
7814 | if (n > best_count) | |
7815 | bg = corners[i], best_count = n; | |
7816 | } | |
7817 | } | |
7818 | ||
7819 | /* Set all bits in mask_img to 1 whose color in ximg is different | |
7820 | from the background color bg. */ | |
7821 | for (y = 0; y < img->height; ++y) | |
7822 | for (x = 0; x < img->width; ++x) | |
7823 | XPutPixel (mask_img, x, y, XGetPixel (ximg, x, y) != bg); | |
7824 | ||
7825 | /* Put mask_img into img->mask. */ | |
7826 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
7827 | x_destroy_x_image (mask_img); | |
7828 | XDestroyImage (ximg); | |
7829 | ||
7830 | UNBLOCK_INPUT; | |
7831 | return 1; | |
7832 | } | |
7833 | ||
7834 | ||
7835 | \f | |
7836 | /*********************************************************************** | |
7837 | PBM (mono, gray, color) | |
7838 | ***********************************************************************/ | |
7839 | ||
7840 | static int pbm_image_p P_ ((Lisp_Object object)); | |
7841 | static int pbm_load P_ ((struct frame *f, struct image *img)); | |
63cec32f | 7842 | static int pbm_scan_number P_ ((unsigned char **, unsigned char *)); |
333b20bb GM |
7843 | |
7844 | /* The symbol `pbm' identifying images of this type. */ | |
7845 | ||
7846 | Lisp_Object Qpbm; | |
7847 | ||
7848 | /* Indices of image specification fields in gs_format, below. */ | |
7849 | ||
7850 | enum pbm_keyword_index | |
7851 | { | |
7852 | PBM_TYPE, | |
7853 | PBM_FILE, | |
63cec32f | 7854 | PBM_DATA, |
333b20bb GM |
7855 | PBM_ASCENT, |
7856 | PBM_MARGIN, | |
7857 | PBM_RELIEF, | |
7858 | PBM_ALGORITHM, | |
7859 | PBM_HEURISTIC_MASK, | |
7860 | PBM_LAST | |
7861 | }; | |
7862 | ||
7863 | /* Vector of image_keyword structures describing the format | |
7864 | of valid user-defined image specifications. */ | |
7865 | ||
7866 | static struct image_keyword pbm_format[PBM_LAST] = | |
7867 | { | |
7868 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
63cec32f GM |
7869 | {":file", IMAGE_STRING_VALUE, 0}, |
7870 | {":data", IMAGE_STRING_VALUE, 0}, | |
333b20bb GM |
7871 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
7872 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
7873 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
7874 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
7875 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
7876 | }; | |
7877 | ||
7878 | /* Structure describing the image type `pbm'. */ | |
7879 | ||
7880 | static struct image_type pbm_type = | |
7881 | { | |
7882 | &Qpbm, | |
7883 | pbm_image_p, | |
7884 | pbm_load, | |
7885 | x_clear_image, | |
7886 | NULL | |
7887 | }; | |
7888 | ||
7889 | ||
7890 | /* Return non-zero if OBJECT is a valid PBM image specification. */ | |
7891 | ||
7892 | static int | |
7893 | pbm_image_p (object) | |
7894 | Lisp_Object object; | |
7895 | { | |
7896 | struct image_keyword fmt[PBM_LAST]; | |
7897 | ||
7898 | bcopy (pbm_format, fmt, sizeof fmt); | |
7899 | ||
bfd2209f | 7900 | if (!parse_image_spec (object, fmt, PBM_LAST, Qpbm) |
333b20bb GM |
7901 | || (fmt[PBM_ASCENT].count |
7902 | && XFASTINT (fmt[PBM_ASCENT].value) > 100)) | |
7903 | return 0; | |
63cec32f GM |
7904 | |
7905 | /* Must specify either :data or :file. */ | |
7906 | return fmt[PBM_DATA].count + fmt[PBM_FILE].count == 1; | |
333b20bb GM |
7907 | } |
7908 | ||
7909 | ||
63cec32f GM |
7910 | /* Scan a decimal number from *S and return it. Advance *S while |
7911 | reading the number. END is the end of the string. Value is -1 at | |
7912 | end of input. */ | |
333b20bb GM |
7913 | |
7914 | static int | |
63cec32f GM |
7915 | pbm_scan_number (s, end) |
7916 | unsigned char **s, *end; | |
333b20bb GM |
7917 | { |
7918 | int c, val = -1; | |
7919 | ||
63cec32f | 7920 | while (*s < end) |
333b20bb GM |
7921 | { |
7922 | /* Skip white-space. */ | |
63cec32f | 7923 | while (*s < end && (c = *(*s)++, isspace (c))) |
333b20bb GM |
7924 | ; |
7925 | ||
7926 | if (c == '#') | |
7927 | { | |
7928 | /* Skip comment to end of line. */ | |
63cec32f | 7929 | while (*s < end && (c = *(*s)++, c != '\n')) |
333b20bb GM |
7930 | ; |
7931 | } | |
7932 | else if (isdigit (c)) | |
7933 | { | |
7934 | /* Read decimal number. */ | |
7935 | val = c - '0'; | |
63cec32f | 7936 | while (*s < end && (c = *(*s)++, isdigit (c))) |
333b20bb GM |
7937 | val = 10 * val + c - '0'; |
7938 | break; | |
7939 | } | |
7940 | else | |
7941 | break; | |
7942 | } | |
7943 | ||
7944 | return val; | |
7945 | } | |
7946 | ||
7947 | ||
63cec32f GM |
7948 | /* Read FILE into memory. Value is a pointer to a buffer allocated |
7949 | with xmalloc holding FILE's contents. Value is null if an error | |
7950 | occured. *SIZE is set to the size of the file. */ | |
7951 | ||
7952 | static char * | |
7953 | pbm_read_file (file, size) | |
7954 | Lisp_Object file; | |
7955 | int *size; | |
7956 | { | |
7957 | FILE *fp = NULL; | |
7958 | char *buf = NULL; | |
7959 | struct stat st; | |
7960 | ||
7961 | if (stat (XSTRING (file)->data, &st) == 0 | |
7962 | && (fp = fopen (XSTRING (file)->data, "r")) != NULL | |
7963 | && (buf = (char *) xmalloc (st.st_size), | |
7964 | fread (buf, 1, st.st_size, fp) == st.st_size)) | |
7965 | { | |
7966 | *size = st.st_size; | |
7967 | fclose (fp); | |
7968 | } | |
7969 | else | |
7970 | { | |
7971 | if (fp) | |
7972 | fclose (fp); | |
7973 | if (buf) | |
7974 | { | |
7975 | xfree (buf); | |
7976 | buf = NULL; | |
7977 | } | |
7978 | } | |
7979 | ||
7980 | return buf; | |
7981 | } | |
7982 | ||
7983 | ||
333b20bb GM |
7984 | /* Load PBM image IMG for use on frame F. */ |
7985 | ||
7986 | static int | |
7987 | pbm_load (f, img) | |
7988 | struct frame *f; | |
7989 | struct image *img; | |
7990 | { | |
333b20bb | 7991 | int raw_p, x, y; |
b6d7acec | 7992 | int width, height, max_color_idx = 0; |
333b20bb GM |
7993 | XImage *ximg; |
7994 | Lisp_Object file, specified_file; | |
7995 | enum {PBM_MONO, PBM_GRAY, PBM_COLOR} type; | |
7996 | struct gcpro gcpro1; | |
63cec32f GM |
7997 | unsigned char *contents = NULL; |
7998 | unsigned char *end, *p; | |
7999 | int size; | |
333b20bb GM |
8000 | |
8001 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63cec32f | 8002 | file = Qnil; |
333b20bb | 8003 | GCPRO1 (file); |
333b20bb | 8004 | |
63cec32f | 8005 | if (STRINGP (specified_file)) |
333b20bb | 8006 | { |
63cec32f GM |
8007 | file = x_find_image_file (specified_file); |
8008 | if (!STRINGP (file)) | |
8009 | { | |
8010 | image_error ("Cannot find image file `%s'", specified_file, Qnil); | |
8011 | UNGCPRO; | |
8012 | return 0; | |
8013 | } | |
333b20bb | 8014 | |
63cec32f GM |
8015 | contents = pbm_read_file (file, &size); |
8016 | if (contents == NULL) | |
8017 | { | |
8018 | image_error ("Error reading `%s'", file, Qnil); | |
8019 | UNGCPRO; | |
8020 | return 0; | |
8021 | } | |
8022 | ||
8023 | p = contents; | |
8024 | end = contents + size; | |
8025 | } | |
8026 | else | |
333b20bb | 8027 | { |
63cec32f GM |
8028 | Lisp_Object data; |
8029 | data = image_spec_value (img->spec, QCdata, NULL); | |
8030 | p = XSTRING (data)->data; | |
8031 | end = p + STRING_BYTES (XSTRING (data)); | |
333b20bb GM |
8032 | } |
8033 | ||
63cec32f GM |
8034 | /* Check magic number. */ |
8035 | if (end - p < 2 || *p++ != 'P') | |
333b20bb | 8036 | { |
45158a91 | 8037 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f GM |
8038 | error: |
8039 | xfree (contents); | |
333b20bb GM |
8040 | UNGCPRO; |
8041 | return 0; | |
8042 | } | |
8043 | ||
63cec32f | 8044 | switch (*p++) |
333b20bb GM |
8045 | { |
8046 | case '1': | |
8047 | raw_p = 0, type = PBM_MONO; | |
8048 | break; | |
8049 | ||
8050 | case '2': | |
8051 | raw_p = 0, type = PBM_GRAY; | |
8052 | break; | |
8053 | ||
8054 | case '3': | |
8055 | raw_p = 0, type = PBM_COLOR; | |
8056 | break; | |
8057 | ||
8058 | case '4': | |
8059 | raw_p = 1, type = PBM_MONO; | |
8060 | break; | |
8061 | ||
8062 | case '5': | |
8063 | raw_p = 1, type = PBM_GRAY; | |
8064 | break; | |
8065 | ||
8066 | case '6': | |
8067 | raw_p = 1, type = PBM_COLOR; | |
8068 | break; | |
8069 | ||
8070 | default: | |
45158a91 | 8071 | image_error ("Not a PBM image: `%s'", img->spec, Qnil); |
63cec32f | 8072 | goto error; |
333b20bb GM |
8073 | } |
8074 | ||
8075 | /* Read width, height, maximum color-component. Characters | |
8076 | starting with `#' up to the end of a line are ignored. */ | |
63cec32f GM |
8077 | width = pbm_scan_number (&p, end); |
8078 | height = pbm_scan_number (&p, end); | |
333b20bb GM |
8079 | |
8080 | if (type != PBM_MONO) | |
8081 | { | |
63cec32f | 8082 | max_color_idx = pbm_scan_number (&p, end); |
333b20bb GM |
8083 | if (raw_p && max_color_idx > 255) |
8084 | max_color_idx = 255; | |
8085 | } | |
8086 | ||
63cec32f GM |
8087 | if (width < 0 |
8088 | || height < 0 | |
333b20bb | 8089 | || (type != PBM_MONO && max_color_idx < 0)) |
63cec32f | 8090 | goto error; |
333b20bb GM |
8091 | |
8092 | BLOCK_INPUT; | |
45158a91 | 8093 | if (!x_create_x_image_and_pixmap (f, width, height, 0, |
333b20bb GM |
8094 | &ximg, &img->pixmap)) |
8095 | { | |
333b20bb | 8096 | UNBLOCK_INPUT; |
63cec32f | 8097 | goto error; |
333b20bb GM |
8098 | } |
8099 | ||
8100 | /* Initialize the color hash table. */ | |
8101 | init_color_table (); | |
8102 | ||
8103 | if (type == PBM_MONO) | |
8104 | { | |
8105 | int c = 0, g; | |
8106 | ||
8107 | for (y = 0; y < height; ++y) | |
8108 | for (x = 0; x < width; ++x) | |
8109 | { | |
8110 | if (raw_p) | |
8111 | { | |
8112 | if ((x & 7) == 0) | |
63cec32f | 8113 | c = *p++; |
333b20bb GM |
8114 | g = c & 0x80; |
8115 | c <<= 1; | |
8116 | } | |
8117 | else | |
63cec32f | 8118 | g = pbm_scan_number (&p, end); |
333b20bb GM |
8119 | |
8120 | XPutPixel (ximg, x, y, (g | |
8121 | ? FRAME_FOREGROUND_PIXEL (f) | |
8122 | : FRAME_BACKGROUND_PIXEL (f))); | |
8123 | } | |
8124 | } | |
8125 | else | |
8126 | { | |
8127 | for (y = 0; y < height; ++y) | |
8128 | for (x = 0; x < width; ++x) | |
8129 | { | |
8130 | int r, g, b; | |
8131 | ||
8132 | if (type == PBM_GRAY) | |
63cec32f | 8133 | r = g = b = raw_p ? *p++ : pbm_scan_number (&p, end); |
333b20bb GM |
8134 | else if (raw_p) |
8135 | { | |
63cec32f GM |
8136 | r = *p++; |
8137 | g = *p++; | |
8138 | b = *p++; | |
333b20bb GM |
8139 | } |
8140 | else | |
8141 | { | |
63cec32f GM |
8142 | r = pbm_scan_number (&p, end); |
8143 | g = pbm_scan_number (&p, end); | |
8144 | b = pbm_scan_number (&p, end); | |
333b20bb GM |
8145 | } |
8146 | ||
8147 | if (r < 0 || g < 0 || b < 0) | |
8148 | { | |
333b20bb GM |
8149 | xfree (ximg->data); |
8150 | ximg->data = NULL; | |
8151 | XDestroyImage (ximg); | |
8152 | UNBLOCK_INPUT; | |
45158a91 GM |
8153 | image_error ("Invalid pixel value in image `%s'", |
8154 | img->spec, Qnil); | |
63cec32f | 8155 | goto error; |
333b20bb GM |
8156 | } |
8157 | ||
8158 | /* RGB values are now in the range 0..max_color_idx. | |
8159 | Scale this to the range 0..0xffff supported by X. */ | |
8160 | r = (double) r * 65535 / max_color_idx; | |
8161 | g = (double) g * 65535 / max_color_idx; | |
8162 | b = (double) b * 65535 / max_color_idx; | |
8163 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8164 | } | |
8165 | } | |
8166 | ||
333b20bb GM |
8167 | /* Store in IMG->colors the colors allocated for the image, and |
8168 | free the color table. */ | |
8169 | img->colors = colors_in_color_table (&img->ncolors); | |
8170 | free_color_table (); | |
8171 | ||
8172 | /* Put the image into a pixmap. */ | |
8173 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8174 | x_destroy_x_image (ximg); | |
8175 | UNBLOCK_INPUT; | |
8176 | ||
8177 | img->width = width; | |
8178 | img->height = height; | |
8179 | ||
8180 | UNGCPRO; | |
63cec32f | 8181 | xfree (contents); |
333b20bb GM |
8182 | return 1; |
8183 | } | |
8184 | ||
8185 | ||
8186 | \f | |
8187 | /*********************************************************************** | |
8188 | PNG | |
8189 | ***********************************************************************/ | |
8190 | ||
8191 | #if HAVE_PNG | |
8192 | ||
8193 | #include <png.h> | |
8194 | ||
8195 | /* Function prototypes. */ | |
8196 | ||
8197 | static int png_image_p P_ ((Lisp_Object object)); | |
8198 | static int png_load P_ ((struct frame *f, struct image *img)); | |
8199 | ||
8200 | /* The symbol `png' identifying images of this type. */ | |
8201 | ||
8202 | Lisp_Object Qpng; | |
8203 | ||
8204 | /* Indices of image specification fields in png_format, below. */ | |
8205 | ||
8206 | enum png_keyword_index | |
8207 | { | |
8208 | PNG_TYPE, | |
63448a4d | 8209 | PNG_DATA, |
333b20bb GM |
8210 | PNG_FILE, |
8211 | PNG_ASCENT, | |
8212 | PNG_MARGIN, | |
8213 | PNG_RELIEF, | |
8214 | PNG_ALGORITHM, | |
8215 | PNG_HEURISTIC_MASK, | |
8216 | PNG_LAST | |
8217 | }; | |
8218 | ||
8219 | /* Vector of image_keyword structures describing the format | |
8220 | of valid user-defined image specifications. */ | |
8221 | ||
8222 | static struct image_keyword png_format[PNG_LAST] = | |
8223 | { | |
8224 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8225 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 8226 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
8227 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
8228 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8229 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8230 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8231 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
8232 | }; | |
8233 | ||
06482119 | 8234 | /* Structure describing the image type `png'. */ |
333b20bb GM |
8235 | |
8236 | static struct image_type png_type = | |
8237 | { | |
8238 | &Qpng, | |
8239 | png_image_p, | |
8240 | png_load, | |
8241 | x_clear_image, | |
8242 | NULL | |
8243 | }; | |
8244 | ||
8245 | ||
8246 | /* Return non-zero if OBJECT is a valid PNG image specification. */ | |
8247 | ||
8248 | static int | |
8249 | png_image_p (object) | |
8250 | Lisp_Object object; | |
8251 | { | |
8252 | struct image_keyword fmt[PNG_LAST]; | |
8253 | bcopy (png_format, fmt, sizeof fmt); | |
8254 | ||
bfd2209f | 8255 | if (!parse_image_spec (object, fmt, PNG_LAST, Qpng) |
333b20bb GM |
8256 | || (fmt[PNG_ASCENT].count |
8257 | && XFASTINT (fmt[PNG_ASCENT].value) > 100)) | |
8258 | return 0; | |
63448a4d | 8259 | |
63cec32f GM |
8260 | /* Must specify either the :data or :file keyword. */ |
8261 | return fmt[PNG_FILE].count + fmt[PNG_DATA].count == 1; | |
333b20bb GM |
8262 | } |
8263 | ||
8264 | ||
8265 | /* Error and warning handlers installed when the PNG library | |
8266 | is initialized. */ | |
8267 | ||
8268 | static void | |
8269 | my_png_error (png_ptr, msg) | |
8270 | png_struct *png_ptr; | |
8271 | char *msg; | |
8272 | { | |
8273 | xassert (png_ptr != NULL); | |
8274 | image_error ("PNG error: %s", build_string (msg), Qnil); | |
8275 | longjmp (png_ptr->jmpbuf, 1); | |
8276 | } | |
8277 | ||
8278 | ||
8279 | static void | |
8280 | my_png_warning (png_ptr, msg) | |
8281 | png_struct *png_ptr; | |
8282 | char *msg; | |
8283 | { | |
8284 | xassert (png_ptr != NULL); | |
8285 | image_error ("PNG warning: %s", build_string (msg), Qnil); | |
8286 | } | |
8287 | ||
5ad6a5fb GM |
8288 | /* Memory source for PNG decoding. */ |
8289 | ||
63448a4d WP |
8290 | struct png_memory_storage |
8291 | { | |
5ad6a5fb GM |
8292 | unsigned char *bytes; /* The data */ |
8293 | size_t len; /* How big is it? */ | |
8294 | int index; /* Where are we? */ | |
63448a4d WP |
8295 | }; |
8296 | ||
5ad6a5fb GM |
8297 | |
8298 | /* Function set as reader function when reading PNG image from memory. | |
8299 | PNG_PTR is a pointer to the PNG control structure. Copy LENGTH | |
8300 | bytes from the input to DATA. */ | |
8301 | ||
63448a4d | 8302 | static void |
5ad6a5fb GM |
8303 | png_read_from_memory (png_ptr, data, length) |
8304 | png_structp png_ptr; | |
8305 | png_bytep data; | |
8306 | png_size_t length; | |
63448a4d | 8307 | { |
5ad6a5fb GM |
8308 | struct png_memory_storage *tbr |
8309 | = (struct png_memory_storage *) png_get_io_ptr (png_ptr); | |
63448a4d | 8310 | |
5ad6a5fb GM |
8311 | if (length > tbr->len - tbr->index) |
8312 | png_error (png_ptr, "Read error"); | |
8313 | ||
8314 | bcopy (tbr->bytes + tbr->index, data, length); | |
8315 | tbr->index = tbr->index + length; | |
63448a4d | 8316 | } |
333b20bb GM |
8317 | |
8318 | /* Load PNG image IMG for use on frame F. Value is non-zero if | |
8319 | successful. */ | |
8320 | ||
8321 | static int | |
8322 | png_load (f, img) | |
8323 | struct frame *f; | |
8324 | struct image *img; | |
8325 | { | |
8326 | Lisp_Object file, specified_file; | |
63448a4d | 8327 | Lisp_Object specified_data; |
b6d7acec | 8328 | int x, y, i; |
333b20bb GM |
8329 | XImage *ximg, *mask_img = NULL; |
8330 | struct gcpro gcpro1; | |
8331 | png_struct *png_ptr = NULL; | |
8332 | png_info *info_ptr = NULL, *end_info = NULL; | |
63448a4d | 8333 | FILE *fp = NULL; |
333b20bb GM |
8334 | png_byte sig[8]; |
8335 | png_byte *pixels = NULL; | |
8336 | png_byte **rows = NULL; | |
8337 | png_uint_32 width, height; | |
8338 | int bit_depth, color_type, interlace_type; | |
8339 | png_byte channels; | |
8340 | png_uint_32 row_bytes; | |
8341 | int transparent_p; | |
8342 | char *gamma_str; | |
8343 | double screen_gamma, image_gamma; | |
8344 | int intent; | |
63448a4d | 8345 | struct png_memory_storage tbr; /* Data to be read */ |
333b20bb GM |
8346 | |
8347 | /* Find out what file to load. */ | |
8348 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 8349 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8350 | file = Qnil; |
8351 | GCPRO1 (file); | |
333b20bb | 8352 | |
63448a4d | 8353 | if (NILP (specified_data)) |
5ad6a5fb GM |
8354 | { |
8355 | file = x_find_image_file (specified_file); | |
8356 | if (!STRINGP (file)) | |
63448a4d | 8357 | { |
45158a91 | 8358 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
8359 | UNGCPRO; |
8360 | return 0; | |
8361 | } | |
333b20bb | 8362 | |
5ad6a5fb GM |
8363 | /* Open the image file. */ |
8364 | fp = fopen (XSTRING (file)->data, "rb"); | |
8365 | if (!fp) | |
8366 | { | |
45158a91 | 8367 | image_error ("Cannot open image file `%s'", file, Qnil); |
5ad6a5fb GM |
8368 | UNGCPRO; |
8369 | fclose (fp); | |
8370 | return 0; | |
8371 | } | |
63448a4d | 8372 | |
5ad6a5fb GM |
8373 | /* Check PNG signature. */ |
8374 | if (fread (sig, 1, sizeof sig, fp) != sizeof sig | |
8375 | || !png_check_sig (sig, sizeof sig)) | |
8376 | { | |
45158a91 | 8377 | image_error ("Not a PNG file: `%s'", file, Qnil); |
5ad6a5fb GM |
8378 | UNGCPRO; |
8379 | fclose (fp); | |
8380 | return 0; | |
63448a4d | 8381 | } |
5ad6a5fb | 8382 | } |
63448a4d | 8383 | else |
5ad6a5fb GM |
8384 | { |
8385 | /* Read from memory. */ | |
8386 | tbr.bytes = XSTRING (specified_data)->data; | |
8387 | tbr.len = STRING_BYTES (XSTRING (specified_data)); | |
8388 | tbr.index = 0; | |
63448a4d | 8389 | |
5ad6a5fb GM |
8390 | /* Check PNG signature. */ |
8391 | if (tbr.len < sizeof sig | |
8392 | || !png_check_sig (tbr.bytes, sizeof sig)) | |
8393 | { | |
45158a91 | 8394 | image_error ("Not a PNG image: `%s'", img->spec, Qnil); |
5ad6a5fb GM |
8395 | UNGCPRO; |
8396 | return 0; | |
63448a4d | 8397 | } |
333b20bb | 8398 | |
5ad6a5fb GM |
8399 | /* Need to skip past the signature. */ |
8400 | tbr.bytes += sizeof (sig); | |
8401 | } | |
8402 | ||
333b20bb GM |
8403 | /* Initialize read and info structs for PNG lib. */ |
8404 | png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, NULL, | |
8405 | my_png_error, my_png_warning); | |
8406 | if (!png_ptr) | |
8407 | { | |
63448a4d | 8408 | if (fp) fclose (fp); |
333b20bb GM |
8409 | UNGCPRO; |
8410 | return 0; | |
8411 | } | |
8412 | ||
8413 | info_ptr = png_create_info_struct (png_ptr); | |
8414 | if (!info_ptr) | |
8415 | { | |
8416 | png_destroy_read_struct (&png_ptr, NULL, NULL); | |
63448a4d | 8417 | if (fp) fclose (fp); |
333b20bb GM |
8418 | UNGCPRO; |
8419 | return 0; | |
8420 | } | |
8421 | ||
8422 | end_info = png_create_info_struct (png_ptr); | |
8423 | if (!end_info) | |
8424 | { | |
8425 | png_destroy_read_struct (&png_ptr, &info_ptr, NULL); | |
63448a4d | 8426 | if (fp) fclose (fp); |
333b20bb GM |
8427 | UNGCPRO; |
8428 | return 0; | |
8429 | } | |
8430 | ||
8431 | /* Set error jump-back. We come back here when the PNG library | |
8432 | detects an error. */ | |
8433 | if (setjmp (png_ptr->jmpbuf)) | |
8434 | { | |
8435 | error: | |
8436 | if (png_ptr) | |
8437 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8438 | xfree (pixels); | |
8439 | xfree (rows); | |
63448a4d | 8440 | if (fp) fclose (fp); |
333b20bb GM |
8441 | UNGCPRO; |
8442 | return 0; | |
8443 | } | |
8444 | ||
8445 | /* Read image info. */ | |
63448a4d | 8446 | if (!NILP (specified_data)) |
5ad6a5fb | 8447 | png_set_read_fn (png_ptr, (void *) &tbr, png_read_from_memory); |
63448a4d | 8448 | else |
5ad6a5fb | 8449 | png_init_io (png_ptr, fp); |
63448a4d | 8450 | |
333b20bb GM |
8451 | png_set_sig_bytes (png_ptr, sizeof sig); |
8452 | png_read_info (png_ptr, info_ptr); | |
8453 | png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type, | |
8454 | &interlace_type, NULL, NULL); | |
8455 | ||
8456 | /* If image contains simply transparency data, we prefer to | |
8457 | construct a clipping mask. */ | |
8458 | if (png_get_valid (png_ptr, info_ptr, PNG_INFO_tRNS)) | |
8459 | transparent_p = 1; | |
8460 | else | |
8461 | transparent_p = 0; | |
8462 | ||
8463 | /* This function is easier to write if we only have to handle | |
8464 | one data format: RGB or RGBA with 8 bits per channel. Let's | |
8465 | transform other formats into that format. */ | |
8466 | ||
8467 | /* Strip more than 8 bits per channel. */ | |
8468 | if (bit_depth == 16) | |
8469 | png_set_strip_16 (png_ptr); | |
8470 | ||
8471 | /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel | |
8472 | if available. */ | |
8473 | png_set_expand (png_ptr); | |
8474 | ||
8475 | /* Convert grayscale images to RGB. */ | |
8476 | if (color_type == PNG_COLOR_TYPE_GRAY | |
8477 | || color_type == PNG_COLOR_TYPE_GRAY_ALPHA) | |
8478 | png_set_gray_to_rgb (png_ptr); | |
8479 | ||
8480 | /* The value 2.2 is a guess for PC monitors from PNG example.c. */ | |
8481 | gamma_str = getenv ("SCREEN_GAMMA"); | |
8482 | screen_gamma = gamma_str ? atof (gamma_str) : 2.2; | |
8483 | ||
8484 | /* Tell the PNG lib to handle gamma correction for us. */ | |
8485 | ||
6c1aa34d | 8486 | #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED) |
333b20bb GM |
8487 | if (png_get_sRGB (png_ptr, info_ptr, &intent)) |
8488 | /* There is a special chunk in the image specifying the gamma. */ | |
8489 | png_set_sRGB (png_ptr, info_ptr, intent); | |
6c1aa34d GM |
8490 | else |
8491 | #endif | |
8492 | if (png_get_gAMA (png_ptr, info_ptr, &image_gamma)) | |
333b20bb GM |
8493 | /* Image contains gamma information. */ |
8494 | png_set_gamma (png_ptr, screen_gamma, image_gamma); | |
8495 | else | |
8496 | /* Use a default of 0.5 for the image gamma. */ | |
8497 | png_set_gamma (png_ptr, screen_gamma, 0.5); | |
8498 | ||
8499 | /* Handle alpha channel by combining the image with a background | |
8500 | color. Do this only if a real alpha channel is supplied. For | |
8501 | simple transparency, we prefer a clipping mask. */ | |
8502 | if (!transparent_p) | |
8503 | { | |
8504 | png_color_16 *image_background; | |
8505 | ||
8506 | if (png_get_bKGD (png_ptr, info_ptr, &image_background)) | |
8507 | /* Image contains a background color with which to | |
8508 | combine the image. */ | |
8509 | png_set_background (png_ptr, image_background, | |
8510 | PNG_BACKGROUND_GAMMA_FILE, 1, 1.0); | |
8511 | else | |
8512 | { | |
8513 | /* Image does not contain a background color with which | |
8514 | to combine the image data via an alpha channel. Use | |
8515 | the frame's background instead. */ | |
8516 | XColor color; | |
8517 | Colormap cmap; | |
8518 | png_color_16 frame_background; | |
8519 | ||
8520 | BLOCK_INPUT; | |
8521 | cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
8522 | color.pixel = FRAME_BACKGROUND_PIXEL (f); | |
8523 | XQueryColor (FRAME_X_DISPLAY (f), cmap, &color); | |
8524 | UNBLOCK_INPUT; | |
8525 | ||
8526 | bzero (&frame_background, sizeof frame_background); | |
8527 | frame_background.red = color.red; | |
8528 | frame_background.green = color.green; | |
8529 | frame_background.blue = color.blue; | |
8530 | ||
8531 | png_set_background (png_ptr, &frame_background, | |
8532 | PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); | |
8533 | } | |
8534 | } | |
8535 | ||
8536 | /* Update info structure. */ | |
8537 | png_read_update_info (png_ptr, info_ptr); | |
8538 | ||
8539 | /* Get number of channels. Valid values are 1 for grayscale images | |
8540 | and images with a palette, 2 for grayscale images with transparency | |
8541 | information (alpha channel), 3 for RGB images, and 4 for RGB | |
8542 | images with alpha channel, i.e. RGBA. If conversions above were | |
8543 | sufficient we should only have 3 or 4 channels here. */ | |
8544 | channels = png_get_channels (png_ptr, info_ptr); | |
8545 | xassert (channels == 3 || channels == 4); | |
8546 | ||
8547 | /* Number of bytes needed for one row of the image. */ | |
8548 | row_bytes = png_get_rowbytes (png_ptr, info_ptr); | |
8549 | ||
8550 | /* Allocate memory for the image. */ | |
8551 | pixels = (png_byte *) xmalloc (row_bytes * height * sizeof *pixels); | |
8552 | rows = (png_byte **) xmalloc (height * sizeof *rows); | |
8553 | for (i = 0; i < height; ++i) | |
8554 | rows[i] = pixels + i * row_bytes; | |
8555 | ||
8556 | /* Read the entire image. */ | |
8557 | png_read_image (png_ptr, rows); | |
8558 | png_read_end (png_ptr, info_ptr); | |
5ad6a5fb GM |
8559 | if (fp) |
8560 | { | |
8561 | fclose (fp); | |
8562 | fp = NULL; | |
8563 | } | |
333b20bb GM |
8564 | |
8565 | BLOCK_INPUT; | |
8566 | ||
8567 | /* Create the X image and pixmap. */ | |
45158a91 | 8568 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, |
333b20bb GM |
8569 | &img->pixmap)) |
8570 | { | |
8571 | UNBLOCK_INPUT; | |
8572 | goto error; | |
8573 | } | |
8574 | ||
8575 | /* Create an image and pixmap serving as mask if the PNG image | |
8576 | contains an alpha channel. */ | |
8577 | if (channels == 4 | |
8578 | && !transparent_p | |
45158a91 | 8579 | && !x_create_x_image_and_pixmap (f, width, height, 1, |
333b20bb GM |
8580 | &mask_img, &img->mask)) |
8581 | { | |
8582 | x_destroy_x_image (ximg); | |
8583 | XFreePixmap (FRAME_X_DISPLAY (f), img->pixmap); | |
8584 | img->pixmap = 0; | |
8585 | UNBLOCK_INPUT; | |
8586 | goto error; | |
8587 | } | |
8588 | ||
8589 | /* Fill the X image and mask from PNG data. */ | |
8590 | init_color_table (); | |
8591 | ||
8592 | for (y = 0; y < height; ++y) | |
8593 | { | |
8594 | png_byte *p = rows[y]; | |
8595 | ||
8596 | for (x = 0; x < width; ++x) | |
8597 | { | |
8598 | unsigned r, g, b; | |
8599 | ||
8600 | r = *p++ << 8; | |
8601 | g = *p++ << 8; | |
8602 | b = *p++ << 8; | |
8603 | XPutPixel (ximg, x, y, lookup_rgb_color (f, r, g, b)); | |
8604 | ||
8605 | /* An alpha channel, aka mask channel, associates variable | |
8606 | transparency with an image. Where other image formats | |
8607 | support binary transparency---fully transparent or fully | |
8608 | opaque---PNG allows up to 254 levels of partial transparency. | |
8609 | The PNG library implements partial transparency by combining | |
8610 | the image with a specified background color. | |
8611 | ||
8612 | I'm not sure how to handle this here nicely: because the | |
8613 | background on which the image is displayed may change, for | |
8614 | real alpha channel support, it would be necessary to create | |
8615 | a new image for each possible background. | |
8616 | ||
8617 | What I'm doing now is that a mask is created if we have | |
8618 | boolean transparency information. Otherwise I'm using | |
8619 | the frame's background color to combine the image with. */ | |
8620 | ||
8621 | if (channels == 4) | |
8622 | { | |
8623 | if (mask_img) | |
8624 | XPutPixel (mask_img, x, y, *p > 0); | |
8625 | ++p; | |
8626 | } | |
8627 | } | |
8628 | } | |
8629 | ||
8630 | /* Remember colors allocated for this image. */ | |
8631 | img->colors = colors_in_color_table (&img->ncolors); | |
8632 | free_color_table (); | |
8633 | ||
8634 | /* Clean up. */ | |
8635 | png_destroy_read_struct (&png_ptr, &info_ptr, &end_info); | |
8636 | xfree (rows); | |
8637 | xfree (pixels); | |
8638 | ||
8639 | img->width = width; | |
8640 | img->height = height; | |
8641 | ||
8642 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
8643 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
8644 | x_destroy_x_image (ximg); | |
8645 | ||
8646 | /* Same for the mask. */ | |
8647 | if (mask_img) | |
8648 | { | |
8649 | x_put_x_image (f, mask_img, img->mask, img->width, img->height); | |
8650 | x_destroy_x_image (mask_img); | |
8651 | } | |
8652 | ||
8653 | UNBLOCK_INPUT; | |
8654 | UNGCPRO; | |
8655 | return 1; | |
8656 | } | |
8657 | ||
8658 | #endif /* HAVE_PNG != 0 */ | |
8659 | ||
8660 | ||
8661 | \f | |
8662 | /*********************************************************************** | |
8663 | JPEG | |
8664 | ***********************************************************************/ | |
8665 | ||
8666 | #if HAVE_JPEG | |
8667 | ||
ba06aba4 GM |
8668 | /* Work around a warning about HAVE_STDLIB_H being redefined in |
8669 | jconfig.h. */ | |
8670 | #ifdef HAVE_STDLIB_H | |
8671 | #define HAVE_STDLIB_H_1 | |
8672 | #undef HAVE_STDLIB_H | |
8673 | #endif /* HAVE_STLIB_H */ | |
8674 | ||
333b20bb GM |
8675 | #include <jpeglib.h> |
8676 | #include <jerror.h> | |
8677 | #include <setjmp.h> | |
8678 | ||
ba06aba4 GM |
8679 | #ifdef HAVE_STLIB_H_1 |
8680 | #define HAVE_STDLIB_H 1 | |
8681 | #endif | |
8682 | ||
333b20bb GM |
8683 | static int jpeg_image_p P_ ((Lisp_Object object)); |
8684 | static int jpeg_load P_ ((struct frame *f, struct image *img)); | |
8685 | ||
8686 | /* The symbol `jpeg' identifying images of this type. */ | |
8687 | ||
8688 | Lisp_Object Qjpeg; | |
8689 | ||
8690 | /* Indices of image specification fields in gs_format, below. */ | |
8691 | ||
8692 | enum jpeg_keyword_index | |
8693 | { | |
8694 | JPEG_TYPE, | |
8e39770a | 8695 | JPEG_DATA, |
333b20bb GM |
8696 | JPEG_FILE, |
8697 | JPEG_ASCENT, | |
8698 | JPEG_MARGIN, | |
8699 | JPEG_RELIEF, | |
8700 | JPEG_ALGORITHM, | |
8701 | JPEG_HEURISTIC_MASK, | |
8702 | JPEG_LAST | |
8703 | }; | |
8704 | ||
8705 | /* Vector of image_keyword structures describing the format | |
8706 | of valid user-defined image specifications. */ | |
8707 | ||
8708 | static struct image_keyword jpeg_format[JPEG_LAST] = | |
8709 | { | |
8710 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 8711 | {":data", IMAGE_STRING_VALUE, 0}, |
8e39770a | 8712 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
8713 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
8714 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
8715 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
8716 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
8717 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
8718 | }; | |
8719 | ||
8720 | /* Structure describing the image type `jpeg'. */ | |
8721 | ||
8722 | static struct image_type jpeg_type = | |
8723 | { | |
8724 | &Qjpeg, | |
8725 | jpeg_image_p, | |
8726 | jpeg_load, | |
8727 | x_clear_image, | |
8728 | NULL | |
8729 | }; | |
8730 | ||
8731 | ||
8732 | /* Return non-zero if OBJECT is a valid JPEG image specification. */ | |
8733 | ||
8734 | static int | |
8735 | jpeg_image_p (object) | |
8736 | Lisp_Object object; | |
8737 | { | |
8738 | struct image_keyword fmt[JPEG_LAST]; | |
8739 | ||
8740 | bcopy (jpeg_format, fmt, sizeof fmt); | |
8741 | ||
bfd2209f | 8742 | if (!parse_image_spec (object, fmt, JPEG_LAST, Qjpeg) |
333b20bb | 8743 | || (fmt[JPEG_ASCENT].count |
5ad6a5fb | 8744 | && XFASTINT (fmt[JPEG_ASCENT].value) > 100)) |
333b20bb | 8745 | return 0; |
8e39770a | 8746 | |
63cec32f GM |
8747 | /* Must specify either the :data or :file keyword. */ |
8748 | return fmt[JPEG_FILE].count + fmt[JPEG_DATA].count == 1; | |
333b20bb GM |
8749 | } |
8750 | ||
8e39770a | 8751 | |
333b20bb GM |
8752 | struct my_jpeg_error_mgr |
8753 | { | |
8754 | struct jpeg_error_mgr pub; | |
8755 | jmp_buf setjmp_buffer; | |
8756 | }; | |
8757 | ||
8758 | static void | |
8759 | my_error_exit (cinfo) | |
8760 | j_common_ptr cinfo; | |
8761 | { | |
8762 | struct my_jpeg_error_mgr *mgr = (struct my_jpeg_error_mgr *) cinfo->err; | |
8763 | longjmp (mgr->setjmp_buffer, 1); | |
8764 | } | |
8765 | ||
8e39770a GM |
8766 | /* Init source method for JPEG data source manager. Called by |
8767 | jpeg_read_header() before any data is actually read. See | |
8768 | libjpeg.doc from the JPEG lib distribution. */ | |
8769 | ||
8770 | static void | |
8771 | our_init_source (cinfo) | |
8772 | j_decompress_ptr cinfo; | |
8773 | { | |
8774 | } | |
8775 | ||
8776 | ||
8777 | /* Fill input buffer method for JPEG data source manager. Called | |
8778 | whenever more data is needed. We read the whole image in one step, | |
8779 | so this only adds a fake end of input marker at the end. */ | |
8780 | ||
8781 | static boolean | |
8782 | our_fill_input_buffer (cinfo) | |
8783 | j_decompress_ptr cinfo; | |
8784 | { | |
8785 | /* Insert a fake EOI marker. */ | |
8786 | struct jpeg_source_mgr *src = cinfo->src; | |
8787 | static JOCTET buffer[2]; | |
8788 | ||
8789 | buffer[0] = (JOCTET) 0xFF; | |
8790 | buffer[1] = (JOCTET) JPEG_EOI; | |
8791 | ||
8792 | src->next_input_byte = buffer; | |
8793 | src->bytes_in_buffer = 2; | |
8794 | return TRUE; | |
8795 | } | |
8796 | ||
8797 | ||
8798 | /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src | |
8799 | is the JPEG data source manager. */ | |
8800 | ||
8801 | static void | |
8802 | our_skip_input_data (cinfo, num_bytes) | |
8803 | j_decompress_ptr cinfo; | |
8804 | long num_bytes; | |
8805 | { | |
8806 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *) cinfo->src; | |
8807 | ||
8808 | if (src) | |
8809 | { | |
8810 | if (num_bytes > src->bytes_in_buffer) | |
5ad6a5fb | 8811 | ERREXIT (cinfo, JERR_INPUT_EOF); |
8e39770a GM |
8812 | |
8813 | src->bytes_in_buffer -= num_bytes; | |
8814 | src->next_input_byte += num_bytes; | |
8815 | } | |
8816 | } | |
8817 | ||
8818 | ||
8819 | /* Method to terminate data source. Called by | |
8820 | jpeg_finish_decompress() after all data has been processed. */ | |
8821 | ||
8822 | static void | |
8823 | our_term_source (cinfo) | |
8824 | j_decompress_ptr cinfo; | |
8825 | { | |
8826 | } | |
8827 | ||
8828 | ||
8829 | /* Set up the JPEG lib for reading an image from DATA which contains | |
8830 | LEN bytes. CINFO is the decompression info structure created for | |
8831 | reading the image. */ | |
8832 | ||
8833 | static void | |
8834 | jpeg_memory_src (cinfo, data, len) | |
8835 | j_decompress_ptr cinfo; | |
8836 | JOCTET *data; | |
8837 | unsigned int len; | |
8838 | { | |
8839 | struct jpeg_source_mgr *src; | |
8840 | ||
8841 | if (cinfo->src == NULL) | |
8842 | { | |
8843 | /* First time for this JPEG object? */ | |
8844 | cinfo->src = (struct jpeg_source_mgr *) | |
8845 | (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT, | |
8846 | sizeof (struct jpeg_source_mgr)); | |
8847 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8848 | src->next_input_byte = data; | |
8849 | } | |
8850 | ||
8851 | src = (struct jpeg_source_mgr *) cinfo->src; | |
8852 | src->init_source = our_init_source; | |
8853 | src->fill_input_buffer = our_fill_input_buffer; | |
8854 | src->skip_input_data = our_skip_input_data; | |
8855 | src->resync_to_restart = jpeg_resync_to_restart; /* Use default method. */ | |
8856 | src->term_source = our_term_source; | |
8857 | src->bytes_in_buffer = len; | |
8858 | src->next_input_byte = data; | |
8859 | } | |
8860 | ||
5ad6a5fb | 8861 | |
333b20bb GM |
8862 | /* Load image IMG for use on frame F. Patterned after example.c |
8863 | from the JPEG lib. */ | |
8864 | ||
8865 | static int | |
8866 | jpeg_load (f, img) | |
8867 | struct frame *f; | |
8868 | struct image *img; | |
8869 | { | |
8870 | struct jpeg_decompress_struct cinfo; | |
8871 | struct my_jpeg_error_mgr mgr; | |
8872 | Lisp_Object file, specified_file; | |
8e39770a GM |
8873 | Lisp_Object specified_data; |
8874 | FILE *fp = NULL; | |
333b20bb GM |
8875 | JSAMPARRAY buffer; |
8876 | int row_stride, x, y; | |
8877 | XImage *ximg = NULL; | |
b6d7acec | 8878 | int rc; |
333b20bb GM |
8879 | unsigned long *colors; |
8880 | int width, height; | |
8881 | struct gcpro gcpro1; | |
8882 | ||
8883 | /* Open the JPEG file. */ | |
8884 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
8e39770a | 8885 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
8886 | file = Qnil; |
8887 | GCPRO1 (file); | |
8e39770a | 8888 | |
8e39770a | 8889 | if (NILP (specified_data)) |
333b20bb | 8890 | { |
8e39770a | 8891 | file = x_find_image_file (specified_file); |
8e39770a GM |
8892 | if (!STRINGP (file)) |
8893 | { | |
45158a91 | 8894 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
8e39770a GM |
8895 | UNGCPRO; |
8896 | return 0; | |
8897 | } | |
333b20bb | 8898 | |
8e39770a GM |
8899 | fp = fopen (XSTRING (file)->data, "r"); |
8900 | if (fp == NULL) | |
8901 | { | |
8902 | image_error ("Cannot open `%s'", file, Qnil); | |
8903 | UNGCPRO; | |
8904 | return 0; | |
8905 | } | |
333b20bb GM |
8906 | } |
8907 | ||
5ad6a5fb GM |
8908 | /* Customize libjpeg's error handling to call my_error_exit when an |
8909 | error is detected. This function will perform a longjmp. */ | |
333b20bb GM |
8910 | mgr.pub.error_exit = my_error_exit; |
8911 | cinfo.err = jpeg_std_error (&mgr.pub); | |
8912 | ||
8913 | if ((rc = setjmp (mgr.setjmp_buffer)) != 0) | |
8914 | { | |
5ad6a5fb GM |
8915 | if (rc == 1) |
8916 | { | |
8917 | /* Called from my_error_exit. Display a JPEG error. */ | |
8918 | char buffer[JMSG_LENGTH_MAX]; | |
8919 | cinfo.err->format_message ((j_common_ptr) &cinfo, buffer); | |
45158a91 | 8920 | image_error ("Error reading JPEG image `%s': %s", img->spec, |
5ad6a5fb GM |
8921 | build_string (buffer)); |
8922 | } | |
333b20bb GM |
8923 | |
8924 | /* Close the input file and destroy the JPEG object. */ | |
5ad6a5fb GM |
8925 | if (fp) |
8926 | fclose (fp); | |
333b20bb GM |
8927 | jpeg_destroy_decompress (&cinfo); |
8928 | ||
5ad6a5fb | 8929 | BLOCK_INPUT; |
333b20bb | 8930 | |
5ad6a5fb GM |
8931 | /* If we already have an XImage, free that. */ |
8932 | x_destroy_x_image (ximg); | |
333b20bb | 8933 | |
5ad6a5fb GM |
8934 | /* Free pixmap and colors. */ |
8935 | x_clear_image (f, img); | |
333b20bb | 8936 | |
5ad6a5fb GM |
8937 | UNBLOCK_INPUT; |
8938 | UNGCPRO; | |
8939 | return 0; | |
333b20bb GM |
8940 | } |
8941 | ||
8942 | /* Create the JPEG decompression object. Let it read from fp. | |
63448a4d | 8943 | Read the JPEG image header. */ |
333b20bb | 8944 | jpeg_create_decompress (&cinfo); |
8e39770a GM |
8945 | |
8946 | if (NILP (specified_data)) | |
8947 | jpeg_stdio_src (&cinfo, fp); | |
8948 | else | |
8949 | jpeg_memory_src (&cinfo, XSTRING (specified_data)->data, | |
8950 | STRING_BYTES (XSTRING (specified_data))); | |
63448a4d | 8951 | |
333b20bb GM |
8952 | jpeg_read_header (&cinfo, TRUE); |
8953 | ||
8954 | /* Customize decompression so that color quantization will be used. | |
63448a4d | 8955 | Start decompression. */ |
333b20bb GM |
8956 | cinfo.quantize_colors = TRUE; |
8957 | jpeg_start_decompress (&cinfo); | |
8958 | width = img->width = cinfo.output_width; | |
8959 | height = img->height = cinfo.output_height; | |
8960 | ||
8961 | BLOCK_INPUT; | |
8962 | ||
8963 | /* Create X image and pixmap. */ | |
45158a91 | 8964 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb | 8965 | { |
5ad6a5fb GM |
8966 | UNBLOCK_INPUT; |
8967 | longjmp (mgr.setjmp_buffer, 2); | |
333b20bb GM |
8968 | } |
8969 | ||
8970 | /* Allocate colors. When color quantization is used, | |
5ad6a5fb GM |
8971 | cinfo.actual_number_of_colors has been set with the number of |
8972 | colors generated, and cinfo.colormap is a two-dimensional array | |
8973 | of color indices in the range 0..cinfo.actual_number_of_colors. | |
8974 | No more than 255 colors will be generated. */ | |
333b20bb | 8975 | { |
5ad6a5fb GM |
8976 | int i, ir, ig, ib; |
8977 | ||
8978 | if (cinfo.out_color_components > 2) | |
8979 | ir = 0, ig = 1, ib = 2; | |
8980 | else if (cinfo.out_color_components > 1) | |
8981 | ir = 0, ig = 1, ib = 0; | |
8982 | else | |
8983 | ir = 0, ig = 0, ib = 0; | |
8984 | ||
8985 | /* Use the color table mechanism because it handles colors that | |
8986 | cannot be allocated nicely. Such colors will be replaced with | |
8987 | a default color, and we don't have to care about which colors | |
8988 | can be freed safely, and which can't. */ | |
8989 | init_color_table (); | |
8990 | colors = (unsigned long *) alloca (cinfo.actual_number_of_colors | |
8991 | * sizeof *colors); | |
333b20bb | 8992 | |
5ad6a5fb GM |
8993 | for (i = 0; i < cinfo.actual_number_of_colors; ++i) |
8994 | { | |
8995 | /* Multiply RGB values with 255 because X expects RGB values | |
8996 | in the range 0..0xffff. */ | |
8997 | int r = cinfo.colormap[ir][i] << 8; | |
8998 | int g = cinfo.colormap[ig][i] << 8; | |
8999 | int b = cinfo.colormap[ib][i] << 8; | |
9000 | colors[i] = lookup_rgb_color (f, r, g, b); | |
9001 | } | |
333b20bb | 9002 | |
5ad6a5fb GM |
9003 | /* Remember those colors actually allocated. */ |
9004 | img->colors = colors_in_color_table (&img->ncolors); | |
9005 | free_color_table (); | |
333b20bb GM |
9006 | } |
9007 | ||
9008 | /* Read pixels. */ | |
9009 | row_stride = width * cinfo.output_components; | |
9010 | buffer = cinfo.mem->alloc_sarray ((j_common_ptr) &cinfo, JPOOL_IMAGE, | |
5ad6a5fb | 9011 | row_stride, 1); |
333b20bb GM |
9012 | for (y = 0; y < height; ++y) |
9013 | { | |
5ad6a5fb GM |
9014 | jpeg_read_scanlines (&cinfo, buffer, 1); |
9015 | for (x = 0; x < cinfo.output_width; ++x) | |
9016 | XPutPixel (ximg, x, y, colors[buffer[0][x]]); | |
333b20bb GM |
9017 | } |
9018 | ||
9019 | /* Clean up. */ | |
9020 | jpeg_finish_decompress (&cinfo); | |
9021 | jpeg_destroy_decompress (&cinfo); | |
5ad6a5fb GM |
9022 | if (fp) |
9023 | fclose (fp); | |
333b20bb GM |
9024 | |
9025 | /* Put the image into the pixmap. */ | |
9026 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9027 | x_destroy_x_image (ximg); | |
9028 | UNBLOCK_INPUT; | |
9029 | UNGCPRO; | |
9030 | return 1; | |
9031 | } | |
9032 | ||
9033 | #endif /* HAVE_JPEG */ | |
9034 | ||
9035 | ||
9036 | \f | |
9037 | /*********************************************************************** | |
9038 | TIFF | |
9039 | ***********************************************************************/ | |
9040 | ||
9041 | #if HAVE_TIFF | |
9042 | ||
cf4790ad | 9043 | #include <tiffio.h> |
333b20bb GM |
9044 | |
9045 | static int tiff_image_p P_ ((Lisp_Object object)); | |
9046 | static int tiff_load P_ ((struct frame *f, struct image *img)); | |
9047 | ||
9048 | /* The symbol `tiff' identifying images of this type. */ | |
9049 | ||
9050 | Lisp_Object Qtiff; | |
9051 | ||
9052 | /* Indices of image specification fields in tiff_format, below. */ | |
9053 | ||
9054 | enum tiff_keyword_index | |
9055 | { | |
9056 | TIFF_TYPE, | |
63448a4d | 9057 | TIFF_DATA, |
333b20bb GM |
9058 | TIFF_FILE, |
9059 | TIFF_ASCENT, | |
9060 | TIFF_MARGIN, | |
9061 | TIFF_RELIEF, | |
9062 | TIFF_ALGORITHM, | |
9063 | TIFF_HEURISTIC_MASK, | |
9064 | TIFF_LAST | |
9065 | }; | |
9066 | ||
9067 | /* Vector of image_keyword structures describing the format | |
9068 | of valid user-defined image specifications. */ | |
9069 | ||
9070 | static struct image_keyword tiff_format[TIFF_LAST] = | |
9071 | { | |
9072 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9073 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9074 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
9075 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
9076 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9077 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9078 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9079 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
9080 | }; | |
9081 | ||
9082 | /* Structure describing the image type `tiff'. */ | |
9083 | ||
9084 | static struct image_type tiff_type = | |
9085 | { | |
9086 | &Qtiff, | |
9087 | tiff_image_p, | |
9088 | tiff_load, | |
9089 | x_clear_image, | |
9090 | NULL | |
9091 | }; | |
9092 | ||
9093 | ||
9094 | /* Return non-zero if OBJECT is a valid TIFF image specification. */ | |
9095 | ||
9096 | static int | |
9097 | tiff_image_p (object) | |
9098 | Lisp_Object object; | |
9099 | { | |
9100 | struct image_keyword fmt[TIFF_LAST]; | |
9101 | bcopy (tiff_format, fmt, sizeof fmt); | |
9102 | ||
bfd2209f | 9103 | if (!parse_image_spec (object, fmt, TIFF_LAST, Qtiff) |
333b20bb GM |
9104 | || (fmt[TIFF_ASCENT].count |
9105 | && XFASTINT (fmt[TIFF_ASCENT].value) > 100)) | |
9106 | return 0; | |
5ad6a5fb | 9107 | |
63cec32f GM |
9108 | /* Must specify either the :data or :file keyword. */ |
9109 | return fmt[TIFF_FILE].count + fmt[TIFF_DATA].count == 1; | |
333b20bb GM |
9110 | } |
9111 | ||
5ad6a5fb GM |
9112 | |
9113 | /* Reading from a memory buffer for TIFF images Based on the PNG | |
9114 | memory source, but we have to provide a lot of extra functions. | |
9115 | Blah. | |
63448a4d WP |
9116 | |
9117 | We really only need to implement read and seek, but I am not | |
9118 | convinced that the TIFF library is smart enough not to destroy | |
9119 | itself if we only hand it the function pointers we need to | |
5ad6a5fb GM |
9120 | override. */ |
9121 | ||
9122 | typedef struct | |
9123 | { | |
63448a4d WP |
9124 | unsigned char *bytes; |
9125 | size_t len; | |
9126 | int index; | |
5ad6a5fb GM |
9127 | } |
9128 | tiff_memory_source; | |
63448a4d | 9129 | |
5ad6a5fb GM |
9130 | static size_t |
9131 | tiff_read_from_memory (data, buf, size) | |
9132 | thandle_t data; | |
9133 | tdata_t buf; | |
9134 | tsize_t size; | |
63448a4d | 9135 | { |
5ad6a5fb | 9136 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9137 | |
9138 | if (size > src->len - src->index) | |
5ad6a5fb GM |
9139 | return (size_t) -1; |
9140 | bcopy (src->bytes + src->index, buf, size); | |
63448a4d WP |
9141 | src->index += size; |
9142 | return size; | |
9143 | } | |
9144 | ||
5ad6a5fb GM |
9145 | static size_t |
9146 | tiff_write_from_memory (data, buf, size) | |
9147 | thandle_t data; | |
9148 | tdata_t buf; | |
9149 | tsize_t size; | |
63448a4d WP |
9150 | { |
9151 | return (size_t) -1; | |
9152 | } | |
9153 | ||
5ad6a5fb GM |
9154 | static toff_t |
9155 | tiff_seek_in_memory (data, off, whence) | |
9156 | thandle_t data; | |
9157 | toff_t off; | |
9158 | int whence; | |
63448a4d | 9159 | { |
5ad6a5fb | 9160 | tiff_memory_source *src = (tiff_memory_source *) data; |
63448a4d WP |
9161 | int idx; |
9162 | ||
9163 | switch (whence) | |
5ad6a5fb GM |
9164 | { |
9165 | case SEEK_SET: /* Go from beginning of source. */ | |
9166 | idx = off; | |
9167 | break; | |
9168 | ||
9169 | case SEEK_END: /* Go from end of source. */ | |
9170 | idx = src->len + off; | |
9171 | break; | |
9172 | ||
9173 | case SEEK_CUR: /* Go from current position. */ | |
9174 | idx = src->index + off; | |
9175 | break; | |
9176 | ||
9177 | default: /* Invalid `whence'. */ | |
9178 | return -1; | |
9179 | } | |
9180 | ||
9181 | if (idx > src->len || idx < 0) | |
9182 | return -1; | |
9183 | ||
63448a4d WP |
9184 | src->index = idx; |
9185 | return src->index; | |
9186 | } | |
9187 | ||
5ad6a5fb GM |
9188 | static int |
9189 | tiff_close_memory (data) | |
9190 | thandle_t data; | |
63448a4d WP |
9191 | { |
9192 | /* NOOP */ | |
5ad6a5fb | 9193 | return 0; |
63448a4d WP |
9194 | } |
9195 | ||
5ad6a5fb GM |
9196 | static int |
9197 | tiff_mmap_memory (data, pbase, psize) | |
9198 | thandle_t data; | |
9199 | tdata_t *pbase; | |
9200 | toff_t *psize; | |
63448a4d WP |
9201 | { |
9202 | /* It is already _IN_ memory. */ | |
5ad6a5fb | 9203 | return 0; |
63448a4d WP |
9204 | } |
9205 | ||
5ad6a5fb GM |
9206 | static void |
9207 | tiff_unmap_memory (data, base, size) | |
9208 | thandle_t data; | |
9209 | tdata_t base; | |
9210 | toff_t size; | |
63448a4d WP |
9211 | { |
9212 | /* We don't need to do this. */ | |
63448a4d WP |
9213 | } |
9214 | ||
5ad6a5fb GM |
9215 | static toff_t |
9216 | tiff_size_of_memory (data) | |
9217 | thandle_t data; | |
63448a4d | 9218 | { |
5ad6a5fb | 9219 | return ((tiff_memory_source *) data)->len; |
63448a4d | 9220 | } |
333b20bb GM |
9221 | |
9222 | /* Load TIFF image IMG for use on frame F. Value is non-zero if | |
9223 | successful. */ | |
9224 | ||
9225 | static int | |
9226 | tiff_load (f, img) | |
9227 | struct frame *f; | |
9228 | struct image *img; | |
9229 | { | |
9230 | Lisp_Object file, specified_file; | |
63448a4d | 9231 | Lisp_Object specified_data; |
333b20bb GM |
9232 | TIFF *tiff; |
9233 | int width, height, x, y; | |
9234 | uint32 *buf; | |
9235 | int rc; | |
9236 | XImage *ximg; | |
9237 | struct gcpro gcpro1; | |
63448a4d | 9238 | tiff_memory_source memsrc; |
333b20bb GM |
9239 | |
9240 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9241 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9242 | file = Qnil; |
9243 | GCPRO1 (file); | |
63448a4d WP |
9244 | |
9245 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9246 | { |
9247 | /* Read from a file */ | |
9248 | file = x_find_image_file (specified_file); | |
9249 | if (!STRINGP (file)) | |
63448a4d | 9250 | { |
45158a91 | 9251 | image_error ("Cannot find image file `%s'", file, Qnil); |
5ad6a5fb GM |
9252 | UNGCPRO; |
9253 | return 0; | |
9254 | } | |
63448a4d | 9255 | |
5ad6a5fb GM |
9256 | /* Try to open the image file. */ |
9257 | tiff = TIFFOpen (XSTRING (file)->data, "r"); | |
9258 | if (tiff == NULL) | |
9259 | { | |
9260 | image_error ("Cannot open `%s'", file, Qnil); | |
9261 | UNGCPRO; | |
9262 | return 0; | |
63448a4d | 9263 | } |
5ad6a5fb | 9264 | } |
63448a4d | 9265 | else |
5ad6a5fb GM |
9266 | { |
9267 | /* Memory source! */ | |
9268 | memsrc.bytes = XSTRING (specified_data)->data; | |
9269 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9270 | memsrc.index = 0; | |
9271 | ||
9272 | tiff = TIFFClientOpen ("memory_source", "r", &memsrc, | |
9273 | (TIFFReadWriteProc) tiff_read_from_memory, | |
9274 | (TIFFReadWriteProc) tiff_write_from_memory, | |
9275 | tiff_seek_in_memory, | |
9276 | tiff_close_memory, | |
9277 | tiff_size_of_memory, | |
9278 | tiff_mmap_memory, | |
9279 | tiff_unmap_memory); | |
9280 | ||
9281 | if (!tiff) | |
63448a4d | 9282 | { |
45158a91 | 9283 | image_error ("Cannot open memory source for `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9284 | UNGCPRO; |
9285 | return 0; | |
63448a4d | 9286 | } |
5ad6a5fb | 9287 | } |
333b20bb GM |
9288 | |
9289 | /* Get width and height of the image, and allocate a raster buffer | |
9290 | of width x height 32-bit values. */ | |
9291 | TIFFGetField (tiff, TIFFTAG_IMAGEWIDTH, &width); | |
9292 | TIFFGetField (tiff, TIFFTAG_IMAGELENGTH, &height); | |
9293 | buf = (uint32 *) xmalloc (width * height * sizeof *buf); | |
9294 | ||
9295 | rc = TIFFReadRGBAImage (tiff, width, height, buf, 0); | |
9296 | TIFFClose (tiff); | |
9297 | if (!rc) | |
9298 | { | |
45158a91 | 9299 | image_error ("Error reading TIFF image `%s'", img->spec, Qnil); |
333b20bb GM |
9300 | xfree (buf); |
9301 | UNGCPRO; | |
9302 | return 0; | |
9303 | } | |
9304 | ||
9305 | BLOCK_INPUT; | |
9306 | ||
9307 | /* Create the X image and pixmap. */ | |
45158a91 | 9308 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb GM |
9309 | { |
9310 | UNBLOCK_INPUT; | |
9311 | xfree (buf); | |
9312 | UNGCPRO; | |
9313 | return 0; | |
9314 | } | |
9315 | ||
9316 | /* Initialize the color table. */ | |
9317 | init_color_table (); | |
9318 | ||
9319 | /* Process the pixel raster. Origin is in the lower-left corner. */ | |
9320 | for (y = 0; y < height; ++y) | |
9321 | { | |
9322 | uint32 *row = buf + y * width; | |
9323 | ||
9324 | for (x = 0; x < width; ++x) | |
9325 | { | |
9326 | uint32 abgr = row[x]; | |
9327 | int r = TIFFGetR (abgr) << 8; | |
9328 | int g = TIFFGetG (abgr) << 8; | |
9329 | int b = TIFFGetB (abgr) << 8; | |
9330 | XPutPixel (ximg, x, height - 1 - y, lookup_rgb_color (f, r, g, b)); | |
9331 | } | |
9332 | } | |
9333 | ||
9334 | /* Remember the colors allocated for the image. Free the color table. */ | |
9335 | img->colors = colors_in_color_table (&img->ncolors); | |
9336 | free_color_table (); | |
9337 | ||
9338 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9339 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9340 | x_destroy_x_image (ximg); | |
9341 | xfree (buf); | |
9342 | UNBLOCK_INPUT; | |
9343 | ||
9344 | img->width = width; | |
9345 | img->height = height; | |
9346 | ||
9347 | UNGCPRO; | |
9348 | return 1; | |
9349 | } | |
9350 | ||
9351 | #endif /* HAVE_TIFF != 0 */ | |
9352 | ||
9353 | ||
9354 | \f | |
9355 | /*********************************************************************** | |
9356 | GIF | |
9357 | ***********************************************************************/ | |
9358 | ||
9359 | #if HAVE_GIF | |
9360 | ||
9361 | #include <gif_lib.h> | |
9362 | ||
9363 | static int gif_image_p P_ ((Lisp_Object object)); | |
9364 | static int gif_load P_ ((struct frame *f, struct image *img)); | |
9365 | ||
9366 | /* The symbol `gif' identifying images of this type. */ | |
9367 | ||
9368 | Lisp_Object Qgif; | |
9369 | ||
9370 | /* Indices of image specification fields in gif_format, below. */ | |
9371 | ||
9372 | enum gif_keyword_index | |
9373 | { | |
9374 | GIF_TYPE, | |
63448a4d | 9375 | GIF_DATA, |
333b20bb GM |
9376 | GIF_FILE, |
9377 | GIF_ASCENT, | |
9378 | GIF_MARGIN, | |
9379 | GIF_RELIEF, | |
9380 | GIF_ALGORITHM, | |
9381 | GIF_HEURISTIC_MASK, | |
9382 | GIF_IMAGE, | |
9383 | GIF_LAST | |
9384 | }; | |
9385 | ||
9386 | /* Vector of image_keyword structures describing the format | |
9387 | of valid user-defined image specifications. */ | |
9388 | ||
9389 | static struct image_keyword gif_format[GIF_LAST] = | |
9390 | { | |
9391 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
5ad6a5fb | 9392 | {":data", IMAGE_STRING_VALUE, 0}, |
63448a4d | 9393 | {":file", IMAGE_STRING_VALUE, 0}, |
333b20bb GM |
9394 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, |
9395 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9396 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9397 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9398 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9399 | {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0} | |
9400 | }; | |
9401 | ||
9402 | /* Structure describing the image type `gif'. */ | |
9403 | ||
9404 | static struct image_type gif_type = | |
9405 | { | |
9406 | &Qgif, | |
9407 | gif_image_p, | |
9408 | gif_load, | |
9409 | x_clear_image, | |
9410 | NULL | |
9411 | }; | |
9412 | ||
333b20bb GM |
9413 | /* Return non-zero if OBJECT is a valid GIF image specification. */ |
9414 | ||
9415 | static int | |
9416 | gif_image_p (object) | |
9417 | Lisp_Object object; | |
9418 | { | |
9419 | struct image_keyword fmt[GIF_LAST]; | |
9420 | bcopy (gif_format, fmt, sizeof fmt); | |
9421 | ||
bfd2209f | 9422 | if (!parse_image_spec (object, fmt, GIF_LAST, Qgif) |
333b20bb GM |
9423 | || (fmt[GIF_ASCENT].count |
9424 | && XFASTINT (fmt[GIF_ASCENT].value) > 100)) | |
9425 | return 0; | |
5ad6a5fb | 9426 | |
63cec32f GM |
9427 | /* Must specify either the :data or :file keyword. */ |
9428 | return fmt[GIF_FILE].count + fmt[GIF_DATA].count == 1; | |
333b20bb GM |
9429 | } |
9430 | ||
63448a4d WP |
9431 | /* Reading a GIF image from memory |
9432 | Based on the PNG memory stuff to a certain extent. */ | |
9433 | ||
5ad6a5fb GM |
9434 | typedef struct |
9435 | { | |
63448a4d WP |
9436 | unsigned char *bytes; |
9437 | size_t len; | |
9438 | int index; | |
5ad6a5fb GM |
9439 | } |
9440 | gif_memory_source; | |
63448a4d | 9441 | |
f036834a GM |
9442 | /* Make the current memory source available to gif_read_from_memory. |
9443 | It's done this way because not all versions of libungif support | |
9444 | a UserData field in the GifFileType structure. */ | |
9445 | static gif_memory_source *current_gif_memory_src; | |
9446 | ||
5ad6a5fb GM |
9447 | static int |
9448 | gif_read_from_memory (file, buf, len) | |
9449 | GifFileType *file; | |
9450 | GifByteType *buf; | |
9451 | int len; | |
63448a4d | 9452 | { |
f036834a | 9453 | gif_memory_source *src = current_gif_memory_src; |
63448a4d | 9454 | |
5ad6a5fb GM |
9455 | if (len > src->len - src->index) |
9456 | return -1; | |
63448a4d | 9457 | |
5ad6a5fb | 9458 | bcopy (src->bytes + src->index, buf, len); |
63448a4d WP |
9459 | src->index += len; |
9460 | return len; | |
9461 | } | |
333b20bb | 9462 | |
5ad6a5fb | 9463 | |
333b20bb GM |
9464 | /* Load GIF image IMG for use on frame F. Value is non-zero if |
9465 | successful. */ | |
9466 | ||
9467 | static int | |
9468 | gif_load (f, img) | |
9469 | struct frame *f; | |
9470 | struct image *img; | |
9471 | { | |
9472 | Lisp_Object file, specified_file; | |
63448a4d | 9473 | Lisp_Object specified_data; |
333b20bb GM |
9474 | int rc, width, height, x, y, i; |
9475 | XImage *ximg; | |
9476 | ColorMapObject *gif_color_map; | |
9477 | unsigned long pixel_colors[256]; | |
9478 | GifFileType *gif; | |
9479 | struct gcpro gcpro1; | |
9480 | Lisp_Object image; | |
9481 | int ino, image_left, image_top, image_width, image_height; | |
63448a4d | 9482 | gif_memory_source memsrc; |
9b784e96 | 9483 | unsigned char *raster; |
333b20bb GM |
9484 | |
9485 | specified_file = image_spec_value (img->spec, QCfile, NULL); | |
63448a4d | 9486 | specified_data = image_spec_value (img->spec, QCdata, NULL); |
5ad6a5fb GM |
9487 | file = Qnil; |
9488 | GCPRO1 (file); | |
63448a4d WP |
9489 | |
9490 | if (NILP (specified_data)) | |
5ad6a5fb GM |
9491 | { |
9492 | file = x_find_image_file (specified_file); | |
9493 | if (!STRINGP (file)) | |
63448a4d | 9494 | { |
45158a91 | 9495 | image_error ("Cannot find image file `%s'", specified_file, Qnil); |
5ad6a5fb GM |
9496 | UNGCPRO; |
9497 | return 0; | |
9498 | } | |
333b20bb | 9499 | |
5ad6a5fb GM |
9500 | /* Open the GIF file. */ |
9501 | gif = DGifOpenFileName (XSTRING (file)->data); | |
9502 | if (gif == NULL) | |
9503 | { | |
9504 | image_error ("Cannot open `%s'", file, Qnil); | |
9505 | UNGCPRO; | |
9506 | return 0; | |
63448a4d | 9507 | } |
5ad6a5fb | 9508 | } |
63448a4d | 9509 | else |
5ad6a5fb GM |
9510 | { |
9511 | /* Read from memory! */ | |
f036834a | 9512 | current_gif_memory_src = &memsrc; |
5ad6a5fb GM |
9513 | memsrc.bytes = XSTRING (specified_data)->data; |
9514 | memsrc.len = STRING_BYTES (XSTRING (specified_data)); | |
9515 | memsrc.index = 0; | |
63448a4d | 9516 | |
5ad6a5fb GM |
9517 | gif = DGifOpen(&memsrc, gif_read_from_memory); |
9518 | if (!gif) | |
9519 | { | |
45158a91 | 9520 | image_error ("Cannot open memory source `%s'", img->spec, Qnil); |
5ad6a5fb GM |
9521 | UNGCPRO; |
9522 | return 0; | |
63448a4d | 9523 | } |
5ad6a5fb | 9524 | } |
333b20bb GM |
9525 | |
9526 | /* Read entire contents. */ | |
9527 | rc = DGifSlurp (gif); | |
9528 | if (rc == GIF_ERROR) | |
9529 | { | |
45158a91 | 9530 | image_error ("Error reading `%s'", img->spec, Qnil); |
333b20bb GM |
9531 | DGifCloseFile (gif); |
9532 | UNGCPRO; | |
9533 | return 0; | |
9534 | } | |
9535 | ||
3ccff1e3 | 9536 | image = image_spec_value (img->spec, QCindex, NULL); |
333b20bb GM |
9537 | ino = INTEGERP (image) ? XFASTINT (image) : 0; |
9538 | if (ino >= gif->ImageCount) | |
9539 | { | |
45158a91 GM |
9540 | image_error ("Invalid image number `%s' in image `%s'", |
9541 | image, img->spec); | |
333b20bb GM |
9542 | DGifCloseFile (gif); |
9543 | UNGCPRO; | |
9544 | return 0; | |
9545 | } | |
9546 | ||
9547 | width = img->width = gif->SWidth; | |
9548 | height = img->height = gif->SHeight; | |
9549 | ||
9550 | BLOCK_INPUT; | |
9551 | ||
9552 | /* Create the X image and pixmap. */ | |
45158a91 | 9553 | if (!x_create_x_image_and_pixmap (f, width, height, 0, &ximg, &img->pixmap)) |
333b20bb GM |
9554 | { |
9555 | UNBLOCK_INPUT; | |
9556 | DGifCloseFile (gif); | |
9557 | UNGCPRO; | |
9558 | return 0; | |
9559 | } | |
9560 | ||
9561 | /* Allocate colors. */ | |
9562 | gif_color_map = gif->SavedImages[ino].ImageDesc.ColorMap; | |
9563 | if (!gif_color_map) | |
9564 | gif_color_map = gif->SColorMap; | |
9565 | init_color_table (); | |
9566 | bzero (pixel_colors, sizeof pixel_colors); | |
9567 | ||
9568 | for (i = 0; i < gif_color_map->ColorCount; ++i) | |
9569 | { | |
9570 | int r = gif_color_map->Colors[i].Red << 8; | |
9571 | int g = gif_color_map->Colors[i].Green << 8; | |
9572 | int b = gif_color_map->Colors[i].Blue << 8; | |
9573 | pixel_colors[i] = lookup_rgb_color (f, r, g, b); | |
9574 | } | |
9575 | ||
9576 | img->colors = colors_in_color_table (&img->ncolors); | |
9577 | free_color_table (); | |
9578 | ||
9579 | /* Clear the part of the screen image that are not covered by | |
9580 | the image from the GIF file. Full animated GIF support | |
9581 | requires more than can be done here (see the gif89 spec, | |
9582 | disposal methods). Let's simply assume that the part | |
9583 | not covered by a sub-image is in the frame's background color. */ | |
9584 | image_top = gif->SavedImages[ino].ImageDesc.Top; | |
9585 | image_left = gif->SavedImages[ino].ImageDesc.Left; | |
9586 | image_width = gif->SavedImages[ino].ImageDesc.Width; | |
9587 | image_height = gif->SavedImages[ino].ImageDesc.Height; | |
9588 | ||
9589 | for (y = 0; y < image_top; ++y) | |
9590 | for (x = 0; x < width; ++x) | |
9591 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9592 | ||
9593 | for (y = image_top + image_height; y < height; ++y) | |
9594 | for (x = 0; x < width; ++x) | |
9595 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9596 | ||
9597 | for (y = image_top; y < image_top + image_height; ++y) | |
9598 | { | |
9599 | for (x = 0; x < image_left; ++x) | |
9600 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9601 | for (x = image_left + image_width; x < width; ++x) | |
9602 | XPutPixel (ximg, x, y, FRAME_BACKGROUND_PIXEL (f)); | |
9603 | } | |
9604 | ||
9b784e96 GM |
9605 | /* Read the GIF image into the X image. We use a local variable |
9606 | `raster' here because RasterBits below is a char *, and invites | |
9607 | problems with bytes >= 0x80. */ | |
9608 | raster = (unsigned char *) gif->SavedImages[ino].RasterBits; | |
9609 | ||
333b20bb GM |
9610 | if (gif->SavedImages[ino].ImageDesc.Interlace) |
9611 | { | |
9612 | static int interlace_start[] = {0, 4, 2, 1}; | |
9613 | static int interlace_increment[] = {8, 8, 4, 2}; | |
9614 | int pass, inc; | |
06482119 GM |
9615 | int row = interlace_start[0]; |
9616 | ||
9617 | pass = 0; | |
333b20bb | 9618 | |
06482119 | 9619 | for (y = 0; y < image_height; y++) |
333b20bb | 9620 | { |
06482119 GM |
9621 | if (row >= image_height) |
9622 | { | |
9623 | row = interlace_start[++pass]; | |
9624 | while (row >= image_height) | |
9625 | row = interlace_start[++pass]; | |
9626 | } | |
9627 | ||
9628 | for (x = 0; x < image_width; x++) | |
9629 | { | |
9b784e96 | 9630 | int i = raster[(y * image_width) + x]; |
06482119 GM |
9631 | XPutPixel (ximg, x + image_left, row + image_top, |
9632 | pixel_colors[i]); | |
9633 | } | |
9634 | ||
9635 | row += interlace_increment[pass]; | |
333b20bb GM |
9636 | } |
9637 | } | |
9638 | else | |
9639 | { | |
9640 | for (y = 0; y < image_height; ++y) | |
9641 | for (x = 0; x < image_width; ++x) | |
9642 | { | |
9b784e96 | 9643 | int i = raster[y * image_width + x]; |
333b20bb GM |
9644 | XPutPixel (ximg, x + image_left, y + image_top, pixel_colors[i]); |
9645 | } | |
9646 | } | |
9647 | ||
9648 | DGifCloseFile (gif); | |
9649 | ||
9650 | /* Put the image into the pixmap, then free the X image and its buffer. */ | |
9651 | x_put_x_image (f, ximg, img->pixmap, width, height); | |
9652 | x_destroy_x_image (ximg); | |
9653 | UNBLOCK_INPUT; | |
9654 | ||
9655 | UNGCPRO; | |
9656 | return 1; | |
9657 | } | |
9658 | ||
9659 | #endif /* HAVE_GIF != 0 */ | |
9660 | ||
9661 | ||
9662 | \f | |
9663 | /*********************************************************************** | |
9664 | Ghostscript | |
9665 | ***********************************************************************/ | |
9666 | ||
9667 | static int gs_image_p P_ ((Lisp_Object object)); | |
9668 | static int gs_load P_ ((struct frame *f, struct image *img)); | |
9669 | static void gs_clear_image P_ ((struct frame *f, struct image *img)); | |
9670 | ||
fcf431dc | 9671 | /* The symbol `postscript' identifying images of this type. */ |
333b20bb | 9672 | |
fcf431dc | 9673 | Lisp_Object Qpostscript; |
333b20bb GM |
9674 | |
9675 | /* Keyword symbols. */ | |
9676 | ||
9677 | Lisp_Object QCloader, QCbounding_box, QCpt_width, QCpt_height; | |
9678 | ||
9679 | /* Indices of image specification fields in gs_format, below. */ | |
9680 | ||
9681 | enum gs_keyword_index | |
9682 | { | |
9683 | GS_TYPE, | |
9684 | GS_PT_WIDTH, | |
9685 | GS_PT_HEIGHT, | |
9686 | GS_FILE, | |
9687 | GS_LOADER, | |
9688 | GS_BOUNDING_BOX, | |
9689 | GS_ASCENT, | |
9690 | GS_MARGIN, | |
9691 | GS_RELIEF, | |
9692 | GS_ALGORITHM, | |
9693 | GS_HEURISTIC_MASK, | |
9694 | GS_LAST | |
9695 | }; | |
9696 | ||
9697 | /* Vector of image_keyword structures describing the format | |
9698 | of valid user-defined image specifications. */ | |
9699 | ||
9700 | static struct image_keyword gs_format[GS_LAST] = | |
9701 | { | |
9702 | {":type", IMAGE_SYMBOL_VALUE, 1}, | |
9703 | {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9704 | {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE, 1}, | |
9705 | {":file", IMAGE_STRING_VALUE, 1}, | |
9706 | {":loader", IMAGE_FUNCTION_VALUE, 0}, | |
9707 | {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE, 1}, | |
9708 | {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE, 0}, | |
9709 | {":margin", IMAGE_POSITIVE_INTEGER_VALUE, 0}, | |
9710 | {":relief", IMAGE_INTEGER_VALUE, 0}, | |
9711 | {":algorithm", IMAGE_DONT_CHECK_VALUE_TYPE, 0}, | |
9712 | {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE, 0} | |
9713 | }; | |
9714 | ||
9715 | /* Structure describing the image type `ghostscript'. */ | |
9716 | ||
9717 | static struct image_type gs_type = | |
9718 | { | |
fcf431dc | 9719 | &Qpostscript, |
333b20bb GM |
9720 | gs_image_p, |
9721 | gs_load, | |
9722 | gs_clear_image, | |
9723 | NULL | |
9724 | }; | |
9725 | ||
9726 | ||
9727 | /* Free X resources of Ghostscript image IMG which is used on frame F. */ | |
9728 | ||
9729 | static void | |
9730 | gs_clear_image (f, img) | |
9731 | struct frame *f; | |
9732 | struct image *img; | |
9733 | { | |
9734 | /* IMG->data.ptr_val may contain a recorded colormap. */ | |
9735 | xfree (img->data.ptr_val); | |
9736 | x_clear_image (f, img); | |
9737 | } | |
9738 | ||
9739 | ||
9740 | /* Return non-zero if OBJECT is a valid Ghostscript image | |
9741 | specification. */ | |
9742 | ||
9743 | static int | |
9744 | gs_image_p (object) | |
9745 | Lisp_Object object; | |
9746 | { | |
9747 | struct image_keyword fmt[GS_LAST]; | |
9748 | Lisp_Object tem; | |
9749 | int i; | |
9750 | ||
9751 | bcopy (gs_format, fmt, sizeof fmt); | |
9752 | ||
bfd2209f | 9753 | if (!parse_image_spec (object, fmt, GS_LAST, Qpostscript) |
333b20bb GM |
9754 | || (fmt[GS_ASCENT].count |
9755 | && XFASTINT (fmt[GS_ASCENT].value) > 100)) | |
9756 | return 0; | |
9757 | ||
9758 | /* Bounding box must be a list or vector containing 4 integers. */ | |
9759 | tem = fmt[GS_BOUNDING_BOX].value; | |
9760 | if (CONSP (tem)) | |
9761 | { | |
9762 | for (i = 0; i < 4; ++i, tem = XCDR (tem)) | |
9763 | if (!CONSP (tem) || !INTEGERP (XCAR (tem))) | |
9764 | return 0; | |
9765 | if (!NILP (tem)) | |
9766 | return 0; | |
9767 | } | |
9768 | else if (VECTORP (tem)) | |
9769 | { | |
9770 | if (XVECTOR (tem)->size != 4) | |
9771 | return 0; | |
9772 | for (i = 0; i < 4; ++i) | |
9773 | if (!INTEGERP (XVECTOR (tem)->contents[i])) | |
9774 | return 0; | |
9775 | } | |
9776 | else | |
9777 | return 0; | |
9778 | ||
9779 | return 1; | |
9780 | } | |
9781 | ||
9782 | ||
9783 | /* Load Ghostscript image IMG for use on frame F. Value is non-zero | |
9784 | if successful. */ | |
9785 | ||
9786 | static int | |
9787 | gs_load (f, img) | |
9788 | struct frame *f; | |
9789 | struct image *img; | |
9790 | { | |
9791 | char buffer[100]; | |
9792 | Lisp_Object window_and_pixmap_id = Qnil, loader, pt_height, pt_width; | |
9793 | struct gcpro gcpro1, gcpro2; | |
9794 | Lisp_Object frame; | |
9795 | double in_width, in_height; | |
9796 | Lisp_Object pixel_colors = Qnil; | |
9797 | ||
9798 | /* Compute pixel size of pixmap needed from the given size in the | |
9799 | image specification. Sizes in the specification are in pt. 1 pt | |
9800 | = 1/72 in, xdpi and ydpi are stored in the frame's X display | |
9801 | info. */ | |
9802 | pt_width = image_spec_value (img->spec, QCpt_width, NULL); | |
9803 | in_width = XFASTINT (pt_width) / 72.0; | |
9804 | img->width = in_width * FRAME_X_DISPLAY_INFO (f)->resx; | |
9805 | pt_height = image_spec_value (img->spec, QCpt_height, NULL); | |
9806 | in_height = XFASTINT (pt_height) / 72.0; | |
9807 | img->height = in_height * FRAME_X_DISPLAY_INFO (f)->resy; | |
9808 | ||
9809 | /* Create the pixmap. */ | |
9810 | BLOCK_INPUT; | |
9811 | xassert (img->pixmap == 0); | |
9812 | img->pixmap = XCreatePixmap (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9813 | img->width, img->height, | |
9814 | DefaultDepthOfScreen (FRAME_X_SCREEN (f))); | |
9815 | UNBLOCK_INPUT; | |
9816 | ||
9817 | if (!img->pixmap) | |
9818 | { | |
45158a91 | 9819 | image_error ("Unable to create pixmap for `%s'", img->spec, Qnil); |
333b20bb GM |
9820 | return 0; |
9821 | } | |
9822 | ||
9823 | /* Call the loader to fill the pixmap. It returns a process object | |
9824 | if successful. We do not record_unwind_protect here because | |
9825 | other places in redisplay like calling window scroll functions | |
9826 | don't either. Let the Lisp loader use `unwind-protect' instead. */ | |
9827 | GCPRO2 (window_and_pixmap_id, pixel_colors); | |
9828 | ||
9829 | sprintf (buffer, "%lu %lu", | |
9830 | (unsigned long) FRAME_X_WINDOW (f), | |
9831 | (unsigned long) img->pixmap); | |
9832 | window_and_pixmap_id = build_string (buffer); | |
9833 | ||
9834 | sprintf (buffer, "%lu %lu", | |
9835 | FRAME_FOREGROUND_PIXEL (f), | |
9836 | FRAME_BACKGROUND_PIXEL (f)); | |
9837 | pixel_colors = build_string (buffer); | |
9838 | ||
9839 | XSETFRAME (frame, f); | |
9840 | loader = image_spec_value (img->spec, QCloader, NULL); | |
9841 | if (NILP (loader)) | |
9842 | loader = intern ("gs-load-image"); | |
9843 | ||
9844 | img->data.lisp_val = call6 (loader, frame, img->spec, | |
9845 | make_number (img->width), | |
9846 | make_number (img->height), | |
9847 | window_and_pixmap_id, | |
9848 | pixel_colors); | |
9849 | UNGCPRO; | |
9850 | return PROCESSP (img->data.lisp_val); | |
9851 | } | |
9852 | ||
9853 | ||
9854 | /* Kill the Ghostscript process that was started to fill PIXMAP on | |
9855 | frame F. Called from XTread_socket when receiving an event | |
9856 | telling Emacs that Ghostscript has finished drawing. */ | |
9857 | ||
9858 | void | |
9859 | x_kill_gs_process (pixmap, f) | |
9860 | Pixmap pixmap; | |
9861 | struct frame *f; | |
9862 | { | |
9863 | struct image_cache *c = FRAME_X_IMAGE_CACHE (f); | |
9864 | int class, i; | |
9865 | struct image *img; | |
9866 | ||
9867 | /* Find the image containing PIXMAP. */ | |
9868 | for (i = 0; i < c->used; ++i) | |
9869 | if (c->images[i]->pixmap == pixmap) | |
9870 | break; | |
9871 | ||
9872 | /* Kill the GS process. We should have found PIXMAP in the image | |
9873 | cache and its image should contain a process object. */ | |
9874 | xassert (i < c->used); | |
9875 | img = c->images[i]; | |
9876 | xassert (PROCESSP (img->data.lisp_val)); | |
9877 | Fkill_process (img->data.lisp_val, Qnil); | |
9878 | img->data.lisp_val = Qnil; | |
9879 | ||
9880 | /* On displays with a mutable colormap, figure out the colors | |
9881 | allocated for the image by looking at the pixels of an XImage for | |
9882 | img->pixmap. */ | |
9883 | class = FRAME_X_DISPLAY_INFO (f)->visual->class; | |
9884 | if (class != StaticColor && class != StaticGray && class != TrueColor) | |
9885 | { | |
9886 | XImage *ximg; | |
9887 | ||
9888 | BLOCK_INPUT; | |
9889 | ||
9890 | /* Try to get an XImage for img->pixmep. */ | |
9891 | ximg = XGetImage (FRAME_X_DISPLAY (f), img->pixmap, | |
9892 | 0, 0, img->width, img->height, ~0, ZPixmap); | |
9893 | if (ximg) | |
9894 | { | |
9895 | int x, y; | |
9896 | ||
9897 | /* Initialize the color table. */ | |
9898 | init_color_table (); | |
9899 | ||
9900 | /* For each pixel of the image, look its color up in the | |
9901 | color table. After having done so, the color table will | |
9902 | contain an entry for each color used by the image. */ | |
9903 | for (y = 0; y < img->height; ++y) | |
9904 | for (x = 0; x < img->width; ++x) | |
9905 | { | |
9906 | unsigned long pixel = XGetPixel (ximg, x, y); | |
9907 | lookup_pixel_color (f, pixel); | |
9908 | } | |
9909 | ||
9910 | /* Record colors in the image. Free color table and XImage. */ | |
9911 | img->colors = colors_in_color_table (&img->ncolors); | |
9912 | free_color_table (); | |
9913 | XDestroyImage (ximg); | |
9914 | ||
9915 | #if 0 /* This doesn't seem to be the case. If we free the colors | |
9916 | here, we get a BadAccess later in x_clear_image when | |
9917 | freeing the colors. */ | |
9918 | /* We have allocated colors once, but Ghostscript has also | |
9919 | allocated colors on behalf of us. So, to get the | |
9920 | reference counts right, free them once. */ | |
9921 | if (img->ncolors) | |
9922 | { | |
9923 | Colormap cmap = DefaultColormapOfScreen (FRAME_X_SCREEN (f)); | |
9924 | XFreeColors (FRAME_X_DISPLAY (f), cmap, | |
9925 | img->colors, img->ncolors, 0); | |
9926 | } | |
9927 | #endif | |
9928 | } | |
9929 | else | |
9930 | image_error ("Cannot get X image of `%s'; colors will not be freed", | |
45158a91 | 9931 | img->spec, Qnil); |
333b20bb GM |
9932 | |
9933 | UNBLOCK_INPUT; | |
9934 | } | |
9935 | } | |
9936 | ||
9937 | ||
9938 | \f | |
9939 | /*********************************************************************** | |
9940 | Window properties | |
9941 | ***********************************************************************/ | |
9942 | ||
9943 | DEFUN ("x-change-window-property", Fx_change_window_property, | |
9944 | Sx_change_window_property, 2, 3, 0, | |
9945 | "Change window property PROP to VALUE on the X window of FRAME.\n\ | |
9946 | PROP and VALUE must be strings. FRAME nil or omitted means use the\n\ | |
9947 | selected frame. Value is VALUE.") | |
9948 | (prop, value, frame) | |
9949 | Lisp_Object frame, prop, value; | |
9950 | { | |
9951 | struct frame *f = check_x_frame (frame); | |
9952 | Atom prop_atom; | |
9953 | ||
9954 | CHECK_STRING (prop, 1); | |
9955 | CHECK_STRING (value, 2); | |
9956 | ||
9957 | BLOCK_INPUT; | |
9958 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9959 | XChangeProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
9960 | prop_atom, XA_STRING, 8, PropModeReplace, | |
9961 | XSTRING (value)->data, XSTRING (value)->size); | |
9962 | ||
9963 | /* Make sure the property is set when we return. */ | |
9964 | XFlush (FRAME_X_DISPLAY (f)); | |
9965 | UNBLOCK_INPUT; | |
9966 | ||
9967 | return value; | |
9968 | } | |
9969 | ||
9970 | ||
9971 | DEFUN ("x-delete-window-property", Fx_delete_window_property, | |
9972 | Sx_delete_window_property, 1, 2, 0, | |
9973 | "Remove window property PROP from X window of FRAME.\n\ | |
9974 | FRAME nil or omitted means use the selected frame. Value is PROP.") | |
9975 | (prop, frame) | |
9976 | Lisp_Object prop, frame; | |
9977 | { | |
9978 | struct frame *f = check_x_frame (frame); | |
9979 | Atom prop_atom; | |
9980 | ||
9981 | CHECK_STRING (prop, 1); | |
9982 | BLOCK_INPUT; | |
9983 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
9984 | XDeleteProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), prop_atom); | |
9985 | ||
9986 | /* Make sure the property is removed when we return. */ | |
9987 | XFlush (FRAME_X_DISPLAY (f)); | |
9988 | UNBLOCK_INPUT; | |
9989 | ||
9990 | return prop; | |
9991 | } | |
9992 | ||
9993 | ||
9994 | DEFUN ("x-window-property", Fx_window_property, Sx_window_property, | |
9995 | 1, 2, 0, | |
9996 | "Value is the value of window property PROP on FRAME.\n\ | |
9997 | If FRAME is nil or omitted, use the selected frame. Value is nil\n\ | |
9998 | if FRAME hasn't a property with name PROP or if PROP has no string\n\ | |
9999 | value.") | |
10000 | (prop, frame) | |
10001 | Lisp_Object prop, frame; | |
10002 | { | |
10003 | struct frame *f = check_x_frame (frame); | |
10004 | Atom prop_atom; | |
10005 | int rc; | |
10006 | Lisp_Object prop_value = Qnil; | |
10007 | char *tmp_data = NULL; | |
10008 | Atom actual_type; | |
10009 | int actual_format; | |
10010 | unsigned long actual_size, bytes_remaining; | |
10011 | ||
10012 | CHECK_STRING (prop, 1); | |
10013 | BLOCK_INPUT; | |
10014 | prop_atom = XInternAtom (FRAME_X_DISPLAY (f), XSTRING (prop)->data, False); | |
10015 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10016 | prop_atom, 0, 0, False, XA_STRING, | |
10017 | &actual_type, &actual_format, &actual_size, | |
10018 | &bytes_remaining, (unsigned char **) &tmp_data); | |
10019 | if (rc == Success) | |
10020 | { | |
10021 | int size = bytes_remaining; | |
10022 | ||
10023 | XFree (tmp_data); | |
10024 | tmp_data = NULL; | |
10025 | ||
10026 | rc = XGetWindowProperty (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10027 | prop_atom, 0, bytes_remaining, | |
10028 | False, XA_STRING, | |
10029 | &actual_type, &actual_format, | |
10030 | &actual_size, &bytes_remaining, | |
10031 | (unsigned char **) &tmp_data); | |
10032 | if (rc == Success) | |
10033 | prop_value = make_string (tmp_data, size); | |
10034 | ||
10035 | XFree (tmp_data); | |
10036 | } | |
10037 | ||
10038 | UNBLOCK_INPUT; | |
10039 | return prop_value; | |
10040 | } | |
10041 | ||
10042 | ||
10043 | \f | |
10044 | /*********************************************************************** | |
10045 | Busy cursor | |
10046 | ***********************************************************************/ | |
10047 | ||
10048 | /* The implementation partly follows a patch from | |
10049 | F.Pierresteguy@frcl.bull.fr dated 1994. */ | |
10050 | ||
10051 | /* Setting inhibit_busy_cursor to 2 inhibits busy-cursor display until | |
10052 | the next X event is read and we enter XTread_socket again. Setting | |
10053 | it to 1 inhibits busy-cursor display for direct commands. */ | |
10054 | ||
10055 | int inhibit_busy_cursor; | |
10056 | ||
10057 | /* Incremented with each call to x-display-busy-cursor. | |
10058 | Decremented in x-undisplay-busy-cursor. */ | |
10059 | ||
10060 | static int busy_count; | |
10061 | ||
10062 | ||
10063 | DEFUN ("x-show-busy-cursor", Fx_show_busy_cursor, | |
10064 | Sx_show_busy_cursor, 0, 0, 0, | |
10065 | "Show a busy cursor, if not already shown.\n\ | |
10066 | Each call to this function must be matched by a call to\n\ | |
dc6f74cf | 10067 | `x-hide-busy-cursor' to make the busy pointer disappear again.") |
333b20bb GM |
10068 | () |
10069 | { | |
10070 | ++busy_count; | |
10071 | if (busy_count == 1) | |
10072 | { | |
10073 | Lisp_Object rest, frame; | |
10074 | ||
10075 | FOR_EACH_FRAME (rest, frame) | |
10076 | if (FRAME_X_P (XFRAME (frame))) | |
10077 | { | |
10078 | struct frame *f = XFRAME (frame); | |
10079 | ||
10080 | BLOCK_INPUT; | |
10081 | f->output_data.x->busy_p = 1; | |
10082 | ||
10083 | if (!f->output_data.x->busy_window) | |
10084 | { | |
10085 | unsigned long mask = CWCursor; | |
10086 | XSetWindowAttributes attrs; | |
10087 | ||
10088 | attrs.cursor = f->output_data.x->busy_cursor; | |
dc6f74cf | 10089 | |
333b20bb GM |
10090 | f->output_data.x->busy_window |
10091 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10092 | FRAME_OUTER_WINDOW (f), | |
10093 | 0, 0, 32000, 32000, 0, 0, | |
dc6f74cf GM |
10094 | InputOnly, |
10095 | CopyFromParent, | |
333b20bb GM |
10096 | mask, &attrs); |
10097 | } | |
10098 | ||
10099 | XMapRaised (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); | |
10100 | UNBLOCK_INPUT; | |
10101 | } | |
10102 | } | |
10103 | ||
10104 | return Qnil; | |
10105 | } | |
10106 | ||
10107 | ||
10108 | DEFUN ("x-hide-busy-cursor", Fx_hide_busy_cursor, | |
10109 | Sx_hide_busy_cursor, 0, 1, 0, | |
10110 | "Hide a busy-cursor.\n\ | |
10111 | A busy-cursor will actually be undisplayed when a matching\n\ | |
dc6f74cf GM |
10112 | `x-hide-busy-cursor' is called for each `x-show-busy-cursor'\n\ |
10113 | issued. FORCE non-nil means hide the busy-cursor forcibly,\n\ | |
333b20bb GM |
10114 | not counting calls.") |
10115 | (force) | |
10116 | Lisp_Object force; | |
10117 | { | |
10118 | Lisp_Object rest, frame; | |
10119 | ||
10120 | if (busy_count == 0) | |
10121 | return Qnil; | |
10122 | ||
10123 | if (!NILP (force) && busy_count != 0) | |
10124 | busy_count = 1; | |
10125 | ||
10126 | --busy_count; | |
10127 | if (busy_count != 0) | |
10128 | return Qnil; | |
10129 | ||
10130 | FOR_EACH_FRAME (rest, frame) | |
10131 | { | |
10132 | struct frame *f = XFRAME (frame); | |
10133 | ||
10134 | if (FRAME_X_P (f) | |
10135 | /* Watch out for newly created frames. */ | |
10136 | && f->output_data.x->busy_window) | |
10137 | { | |
10138 | ||
10139 | BLOCK_INPUT; | |
10140 | XUnmapWindow (FRAME_X_DISPLAY (f), f->output_data.x->busy_window); | |
10141 | /* Sync here because XTread_socket looks at the busy_p flag | |
10142 | that is reset to zero below. */ | |
10143 | XSync (FRAME_X_DISPLAY (f), False); | |
10144 | UNBLOCK_INPUT; | |
10145 | f->output_data.x->busy_p = 0; | |
10146 | } | |
10147 | } | |
10148 | ||
10149 | return Qnil; | |
10150 | } | |
10151 | ||
10152 | ||
10153 | \f | |
10154 | /*********************************************************************** | |
10155 | Tool tips | |
10156 | ***********************************************************************/ | |
10157 | ||
10158 | static Lisp_Object x_create_tip_frame P_ ((struct x_display_info *, | |
10159 | Lisp_Object)); | |
10160 | ||
10161 | /* The frame of a currently visible tooltip, or null. */ | |
10162 | ||
10163 | struct frame *tip_frame; | |
10164 | ||
10165 | /* If non-nil, a timer started that hides the last tooltip when it | |
10166 | fires. */ | |
10167 | ||
10168 | Lisp_Object tip_timer; | |
10169 | Window tip_window; | |
10170 | ||
10171 | /* Create a frame for a tooltip on the display described by DPYINFO. | |
10172 | PARMS is a list of frame parameters. Value is the frame. */ | |
10173 | ||
10174 | static Lisp_Object | |
10175 | x_create_tip_frame (dpyinfo, parms) | |
10176 | struct x_display_info *dpyinfo; | |
10177 | Lisp_Object parms; | |
10178 | { | |
10179 | struct frame *f; | |
10180 | Lisp_Object frame, tem; | |
10181 | Lisp_Object name; | |
333b20bb GM |
10182 | long window_prompting = 0; |
10183 | int width, height; | |
10184 | int count = specpdl_ptr - specpdl; | |
b6d7acec | 10185 | struct gcpro gcpro1, gcpro2, gcpro3; |
333b20bb GM |
10186 | struct kboard *kb; |
10187 | ||
10188 | check_x (); | |
10189 | ||
10190 | /* Use this general default value to start with until we know if | |
10191 | this frame has a specified name. */ | |
10192 | Vx_resource_name = Vinvocation_name; | |
10193 | ||
10194 | #ifdef MULTI_KBOARD | |
10195 | kb = dpyinfo->kboard; | |
10196 | #else | |
10197 | kb = &the_only_kboard; | |
10198 | #endif | |
10199 | ||
10200 | /* Get the name of the frame to use for resource lookup. */ | |
10201 | name = x_get_arg (dpyinfo, parms, Qname, "name", "Name", RES_TYPE_STRING); | |
10202 | if (!STRINGP (name) | |
10203 | && !EQ (name, Qunbound) | |
10204 | && !NILP (name)) | |
10205 | error ("Invalid frame name--not a string or nil"); | |
10206 | Vx_resource_name = name; | |
10207 | ||
10208 | frame = Qnil; | |
10209 | GCPRO3 (parms, name, frame); | |
10210 | tip_frame = f = make_frame (1); | |
10211 | XSETFRAME (frame, f); | |
10212 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; | |
10213 | ||
10214 | f->output_method = output_x_window; | |
10215 | f->output_data.x = (struct x_output *) xmalloc (sizeof (struct x_output)); | |
10216 | bzero (f->output_data.x, sizeof (struct x_output)); | |
10217 | f->output_data.x->icon_bitmap = -1; | |
10218 | f->output_data.x->fontset = -1; | |
10219 | f->icon_name = Qnil; | |
10220 | FRAME_X_DISPLAY_INFO (f) = dpyinfo; | |
10221 | #ifdef MULTI_KBOARD | |
10222 | FRAME_KBOARD (f) = kb; | |
10223 | #endif | |
10224 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10225 | f->output_data.x->explicit_parent = 0; | |
10226 | ||
10227 | /* Set the name; the functions to which we pass f expect the name to | |
10228 | be set. */ | |
10229 | if (EQ (name, Qunbound) || NILP (name)) | |
10230 | { | |
10231 | f->name = build_string (dpyinfo->x_id_name); | |
10232 | f->explicit_name = 0; | |
10233 | } | |
10234 | else | |
10235 | { | |
10236 | f->name = name; | |
10237 | f->explicit_name = 1; | |
10238 | /* use the frame's title when getting resources for this frame. */ | |
10239 | specbind (Qx_resource_name, name); | |
10240 | } | |
10241 | ||
10242 | /* Create fontsets from `global_fontset_alist' before handling fonts. */ | |
8e713be6 KR |
10243 | for (tem = Vglobal_fontset_alist; CONSP (tem); tem = XCDR (tem)) |
10244 | fs_register_fontset (f, XCAR (tem)); | |
333b20bb GM |
10245 | |
10246 | /* Extract the window parameters from the supplied values | |
10247 | that are needed to determine window geometry. */ | |
10248 | { | |
10249 | Lisp_Object font; | |
10250 | ||
10251 | font = x_get_arg (dpyinfo, parms, Qfont, "font", "Font", RES_TYPE_STRING); | |
10252 | ||
10253 | BLOCK_INPUT; | |
10254 | /* First, try whatever font the caller has specified. */ | |
10255 | if (STRINGP (font)) | |
10256 | { | |
10257 | tem = Fquery_fontset (font, Qnil); | |
10258 | if (STRINGP (tem)) | |
10259 | font = x_new_fontset (f, XSTRING (tem)->data); | |
10260 | else | |
10261 | font = x_new_font (f, XSTRING (font)->data); | |
10262 | } | |
10263 | ||
10264 | /* Try out a font which we hope has bold and italic variations. */ | |
10265 | if (!STRINGP (font)) | |
10266 | font = x_new_font (f, "-adobe-courier-medium-r-*-*-*-120-*-*-*-*-iso8859-1"); | |
10267 | if (!STRINGP (font)) | |
10268 | font = x_new_font (f, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10269 | if (! STRINGP (font)) | |
10270 | font = x_new_font (f, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1"); | |
10271 | if (! STRINGP (font)) | |
10272 | /* This was formerly the first thing tried, but it finds too many fonts | |
10273 | and takes too long. */ | |
10274 | font = x_new_font (f, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1"); | |
10275 | /* If those didn't work, look for something which will at least work. */ | |
10276 | if (! STRINGP (font)) | |
10277 | font = x_new_font (f, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1"); | |
10278 | UNBLOCK_INPUT; | |
10279 | if (! STRINGP (font)) | |
10280 | font = build_string ("fixed"); | |
10281 | ||
10282 | x_default_parameter (f, parms, Qfont, font, | |
10283 | "font", "Font", RES_TYPE_STRING); | |
10284 | } | |
10285 | ||
10286 | x_default_parameter (f, parms, Qborder_width, make_number (2), | |
10287 | "borderWidth", "BorderWidth", RES_TYPE_NUMBER); | |
10288 | ||
10289 | /* This defaults to 2 in order to match xterm. We recognize either | |
10290 | internalBorderWidth or internalBorder (which is what xterm calls | |
10291 | it). */ | |
10292 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10293 | { | |
10294 | Lisp_Object value; | |
10295 | ||
10296 | value = x_get_arg (dpyinfo, parms, Qinternal_border_width, | |
10297 | "internalBorder", "internalBorder", RES_TYPE_NUMBER); | |
10298 | if (! EQ (value, Qunbound)) | |
10299 | parms = Fcons (Fcons (Qinternal_border_width, value), | |
10300 | parms); | |
10301 | } | |
10302 | ||
10303 | x_default_parameter (f, parms, Qinternal_border_width, make_number (1), | |
10304 | "internalBorderWidth", "internalBorderWidth", | |
10305 | RES_TYPE_NUMBER); | |
10306 | ||
10307 | /* Also do the stuff which must be set before the window exists. */ | |
10308 | x_default_parameter (f, parms, Qforeground_color, build_string ("black"), | |
10309 | "foreground", "Foreground", RES_TYPE_STRING); | |
10310 | x_default_parameter (f, parms, Qbackground_color, build_string ("white"), | |
10311 | "background", "Background", RES_TYPE_STRING); | |
10312 | x_default_parameter (f, parms, Qmouse_color, build_string ("black"), | |
10313 | "pointerColor", "Foreground", RES_TYPE_STRING); | |
10314 | x_default_parameter (f, parms, Qcursor_color, build_string ("black"), | |
10315 | "cursorColor", "Foreground", RES_TYPE_STRING); | |
10316 | x_default_parameter (f, parms, Qborder_color, build_string ("black"), | |
10317 | "borderColor", "BorderColor", RES_TYPE_STRING); | |
10318 | ||
10319 | /* Init faces before x_default_parameter is called for scroll-bar | |
10320 | parameters because that function calls x_set_scroll_bar_width, | |
10321 | which calls change_frame_size, which calls Fset_window_buffer, | |
10322 | which runs hooks, which call Fvertical_motion. At the end, we | |
10323 | end up in init_iterator with a null face cache, which should not | |
10324 | happen. */ | |
10325 | init_frame_faces (f); | |
10326 | ||
10327 | f->output_data.x->parent_desc = FRAME_X_DISPLAY_INFO (f)->root_window; | |
10328 | window_prompting = x_figure_window_size (f, parms); | |
10329 | ||
10330 | if (window_prompting & XNegative) | |
10331 | { | |
10332 | if (window_prompting & YNegative) | |
10333 | f->output_data.x->win_gravity = SouthEastGravity; | |
10334 | else | |
10335 | f->output_data.x->win_gravity = NorthEastGravity; | |
10336 | } | |
10337 | else | |
10338 | { | |
10339 | if (window_prompting & YNegative) | |
10340 | f->output_data.x->win_gravity = SouthWestGravity; | |
10341 | else | |
10342 | f->output_data.x->win_gravity = NorthWestGravity; | |
10343 | } | |
10344 | ||
10345 | f->output_data.x->size_hint_flags = window_prompting; | |
10346 | { | |
10347 | XSetWindowAttributes attrs; | |
10348 | unsigned long mask; | |
10349 | ||
10350 | BLOCK_INPUT; | |
10351 | mask = CWBackPixel | CWOverrideRedirect | CWSaveUnder | CWEventMask; | |
10352 | /* Window managers looks at the override-redirect flag to | |
10353 | determine whether or net to give windows a decoration (Xlib | |
10354 | 3.2.8). */ | |
10355 | attrs.override_redirect = True; | |
10356 | attrs.save_under = True; | |
10357 | attrs.background_pixel = FRAME_BACKGROUND_PIXEL (f); | |
10358 | /* Arrange for getting MapNotify and UnmapNotify events. */ | |
10359 | attrs.event_mask = StructureNotifyMask; | |
10360 | tip_window | |
10361 | = FRAME_X_WINDOW (f) | |
10362 | = XCreateWindow (FRAME_X_DISPLAY (f), | |
10363 | FRAME_X_DISPLAY_INFO (f)->root_window, | |
10364 | /* x, y, width, height */ | |
10365 | 0, 0, 1, 1, | |
10366 | /* Border. */ | |
10367 | 1, | |
10368 | CopyFromParent, InputOutput, CopyFromParent, | |
10369 | mask, &attrs); | |
10370 | UNBLOCK_INPUT; | |
10371 | } | |
10372 | ||
10373 | x_make_gc (f); | |
10374 | ||
333b20bb GM |
10375 | x_default_parameter (f, parms, Qauto_raise, Qnil, |
10376 | "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10377 | x_default_parameter (f, parms, Qauto_lower, Qnil, | |
10378 | "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN); | |
10379 | x_default_parameter (f, parms, Qcursor_type, Qbox, | |
10380 | "cursorType", "CursorType", RES_TYPE_SYMBOL); | |
10381 | ||
10382 | /* Dimensions, especially f->height, must be done via change_frame_size. | |
10383 | Change will not be effected unless different from the current | |
10384 | f->height. */ | |
10385 | width = f->width; | |
10386 | height = f->height; | |
10387 | f->height = 0; | |
10388 | SET_FRAME_WIDTH (f, 0); | |
8938a4fb | 10389 | change_frame_size (f, height, width, 1, 0, 0); |
333b20bb GM |
10390 | |
10391 | f->no_split = 1; | |
10392 | ||
10393 | UNGCPRO; | |
10394 | ||
10395 | /* It is now ok to make the frame official even if we get an error | |
10396 | below. And the frame needs to be on Vframe_list or making it | |
10397 | visible won't work. */ | |
10398 | Vframe_list = Fcons (frame, Vframe_list); | |
10399 | ||
10400 | /* Now that the frame is official, it counts as a reference to | |
10401 | its display. */ | |
10402 | FRAME_X_DISPLAY_INFO (f)->reference_count++; | |
10403 | ||
10404 | return unbind_to (count, frame); | |
10405 | } | |
10406 | ||
10407 | ||
10408 | DEFUN ("x-show-tip", Fx_show_tip, Sx_show_tip, 1, 4, 0, | |
e82d09c9 GM |
10409 | "Show STRING in a \"tooltip\" window on frame FRAME.\n\ |
10410 | A tooltip window is a small X window displaying STRING at\n\ | |
10411 | the current mouse position.\n\ | |
333b20bb GM |
10412 | FRAME nil or omitted means use the selected frame.\n\ |
10413 | PARMS is an optional list of frame parameters which can be\n\ | |
10414 | used to change the tooltip's appearance.\n\ | |
10415 | Automatically hide the tooltip after TIMEOUT seconds.\n\ | |
10416 | TIMEOUT nil means use the default timeout of 5 seconds.") | |
10417 | (string, frame, parms, timeout) | |
68c45bf0 | 10418 | Lisp_Object string, frame, parms, timeout; |
333b20bb GM |
10419 | { |
10420 | struct frame *f; | |
10421 | struct window *w; | |
10422 | Window root, child; | |
333b20bb GM |
10423 | Lisp_Object buffer; |
10424 | struct buffer *old_buffer; | |
10425 | struct text_pos pos; | |
10426 | int i, width, height; | |
10427 | int root_x, root_y, win_x, win_y; | |
10428 | unsigned pmask; | |
393f2d14 | 10429 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
333b20bb GM |
10430 | int old_windows_or_buffers_changed = windows_or_buffers_changed; |
10431 | int count = specpdl_ptr - specpdl; | |
10432 | ||
10433 | specbind (Qinhibit_redisplay, Qt); | |
10434 | ||
393f2d14 | 10435 | GCPRO4 (string, parms, frame, timeout); |
333b20bb GM |
10436 | |
10437 | CHECK_STRING (string, 0); | |
10438 | f = check_x_frame (frame); | |
10439 | if (NILP (timeout)) | |
10440 | timeout = make_number (5); | |
10441 | else | |
10442 | CHECK_NATNUM (timeout, 2); | |
10443 | ||
10444 | /* Hide a previous tip, if any. */ | |
10445 | Fx_hide_tip (); | |
10446 | ||
10447 | /* Add default values to frame parameters. */ | |
10448 | if (NILP (Fassq (Qname, parms))) | |
10449 | parms = Fcons (Fcons (Qname, build_string ("tooltip")), parms); | |
10450 | if (NILP (Fassq (Qinternal_border_width, parms))) | |
10451 | parms = Fcons (Fcons (Qinternal_border_width, make_number (3)), parms); | |
10452 | if (NILP (Fassq (Qborder_width, parms))) | |
10453 | parms = Fcons (Fcons (Qborder_width, make_number (1)), parms); | |
10454 | if (NILP (Fassq (Qborder_color, parms))) | |
10455 | parms = Fcons (Fcons (Qborder_color, build_string ("lightyellow")), parms); | |
10456 | if (NILP (Fassq (Qbackground_color, parms))) | |
10457 | parms = Fcons (Fcons (Qbackground_color, build_string ("lightyellow")), | |
10458 | parms); | |
10459 | ||
10460 | /* Create a frame for the tooltip, and record it in the global | |
10461 | variable tip_frame. */ | |
10462 | frame = x_create_tip_frame (FRAME_X_DISPLAY_INFO (f), parms); | |
10463 | tip_frame = f = XFRAME (frame); | |
10464 | ||
10465 | /* Set up the frame's root window. Currently we use a size of 80 | |
10466 | columns x 40 lines. If someone wants to show a larger tip, he | |
10467 | will loose. I don't think this is a realistic case. */ | |
10468 | w = XWINDOW (FRAME_ROOT_WINDOW (f)); | |
10469 | w->left = w->top = make_number (0); | |
10470 | w->width = 80; | |
10471 | w->height = 40; | |
10472 | adjust_glyphs (f); | |
10473 | w->pseudo_window_p = 1; | |
10474 | ||
10475 | /* Display the tooltip text in a temporary buffer. */ | |
10476 | buffer = Fget_buffer_create (build_string (" *tip*")); | |
10477 | Fset_window_buffer (FRAME_ROOT_WINDOW (f), buffer); | |
10478 | old_buffer = current_buffer; | |
10479 | set_buffer_internal_1 (XBUFFER (buffer)); | |
10480 | Ferase_buffer (); | |
10481 | Finsert (make_number (1), &string); | |
10482 | clear_glyph_matrix (w->desired_matrix); | |
10483 | clear_glyph_matrix (w->current_matrix); | |
10484 | SET_TEXT_POS (pos, BEGV, BEGV_BYTE); | |
10485 | try_window (FRAME_ROOT_WINDOW (f), pos); | |
10486 | ||
10487 | /* Compute width and height of the tooltip. */ | |
10488 | width = height = 0; | |
10489 | for (i = 0; i < w->desired_matrix->nrows; ++i) | |
10490 | { | |
10491 | struct glyph_row *row = &w->desired_matrix->rows[i]; | |
10492 | struct glyph *last; | |
10493 | int row_width; | |
10494 | ||
10495 | /* Stop at the first empty row at the end. */ | |
10496 | if (!row->enabled_p || !row->displays_text_p) | |
10497 | break; | |
10498 | ||
d7bf0342 GM |
10499 | /* Let the row go over the full width of the frame. */ |
10500 | row->full_width_p = 1; | |
333b20bb GM |
10501 | |
10502 | /* There's a glyph at the end of rows that is use to place | |
10503 | the cursor there. Don't include the width of this glyph. */ | |
10504 | if (row->used[TEXT_AREA]) | |
10505 | { | |
10506 | last = &row->glyphs[TEXT_AREA][row->used[TEXT_AREA] - 1]; | |
10507 | row_width = row->pixel_width - last->pixel_width; | |
10508 | } | |
10509 | else | |
10510 | row_width = row->pixel_width; | |
10511 | ||
10512 | height += row->height; | |
10513 | width = max (width, row_width); | |
10514 | } | |
10515 | ||
10516 | /* Add the frame's internal border to the width and height the X | |
10517 | window should have. */ | |
10518 | height += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10519 | width += 2 * FRAME_INTERNAL_BORDER_WIDTH (f); | |
10520 | ||
10521 | /* Move the tooltip window where the mouse pointer is. Resize and | |
10522 | show it. */ | |
10523 | BLOCK_INPUT; | |
10524 | XQueryPointer (FRAME_X_DISPLAY (f), FRAME_X_DISPLAY_INFO (f)->root_window, | |
10525 | &root, &child, &root_x, &root_y, &win_x, &win_y, &pmask); | |
10526 | XMoveResizeWindow (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f), | |
10527 | root_x + 5, root_y - height - 5, width, height); | |
10528 | XMapRaised (FRAME_X_DISPLAY (f), FRAME_X_WINDOW (f)); | |
10529 | UNBLOCK_INPUT; | |
10530 | ||
10531 | /* Draw into the window. */ | |
10532 | w->must_be_updated_p = 1; | |
10533 | update_single_window (w, 1); | |
10534 | ||
10535 | /* Restore original current buffer. */ | |
10536 | set_buffer_internal_1 (old_buffer); | |
10537 | windows_or_buffers_changed = old_windows_or_buffers_changed; | |
10538 | ||
10539 | /* Let the tip disappear after timeout seconds. */ | |
10540 | tip_timer = call3 (intern ("run-at-time"), timeout, Qnil, | |
10541 | intern ("x-hide-tip")); | |
a744a2ec DL |
10542 | |
10543 | UNGCPRO; | |
333b20bb GM |
10544 | return unbind_to (count, Qnil); |
10545 | } | |
10546 | ||
10547 | ||
10548 | DEFUN ("x-hide-tip", Fx_hide_tip, Sx_hide_tip, 0, 0, 0, | |
e82d09c9 | 10549 | "Hide the current tooltip window, if there is any.\n\ |
333b20bb GM |
10550 | Value is t is tooltip was open, nil otherwise.") |
10551 | () | |
10552 | { | |
10553 | int count = specpdl_ptr - specpdl; | |
10554 | int deleted_p = 0; | |
10555 | ||
10556 | specbind (Qinhibit_redisplay, Qt); | |
10557 | ||
10558 | if (!NILP (tip_timer)) | |
10559 | { | |
10560 | call1 (intern ("cancel-timer"), tip_timer); | |
10561 | tip_timer = Qnil; | |
10562 | } | |
10563 | ||
10564 | if (tip_frame) | |
10565 | { | |
10566 | Lisp_Object frame; | |
10567 | ||
10568 | XSETFRAME (frame, tip_frame); | |
10569 | Fdelete_frame (frame, Qt); | |
10570 | tip_frame = NULL; | |
10571 | deleted_p = 1; | |
10572 | } | |
10573 | ||
10574 | return unbind_to (count, deleted_p ? Qt : Qnil); | |
10575 | } | |
10576 | ||
10577 | ||
10578 | \f | |
10579 | /*********************************************************************** | |
10580 | File selection dialog | |
10581 | ***********************************************************************/ | |
10582 | ||
10583 | #ifdef USE_MOTIF | |
10584 | ||
10585 | /* Callback for "OK" and "Cancel" on file selection dialog. */ | |
10586 | ||
10587 | static void | |
10588 | file_dialog_cb (widget, client_data, call_data) | |
10589 | Widget widget; | |
10590 | XtPointer call_data, client_data; | |
10591 | { | |
10592 | int *result = (int *) client_data; | |
10593 | XmAnyCallbackStruct *cb = (XmAnyCallbackStruct *) call_data; | |
10594 | *result = cb->reason; | |
10595 | } | |
10596 | ||
10597 | ||
10598 | DEFUN ("x-file-dialog", Fx_file_dialog, Sx_file_dialog, 2, 4, 0, | |
10599 | "Read file name, prompting with PROMPT in directory DIR.\n\ | |
10600 | Use a file selection dialog.\n\ | |
10601 | Select DEFAULT-FILENAME in the dialog's file selection box, if\n\ | |
10602 | specified. Don't let the user enter a file name in the file\n\ | |
10603 | selection dialog's entry field, if MUSTMATCH is non-nil.") | |
10604 | (prompt, dir, default_filename, mustmatch) | |
10605 | Lisp_Object prompt, dir, default_filename, mustmatch; | |
10606 | { | |
10607 | int result; | |
0fe92f72 | 10608 | struct frame *f = SELECTED_FRAME (); |
333b20bb GM |
10609 | Lisp_Object file = Qnil; |
10610 | Widget dialog, text, list, help; | |
10611 | Arg al[10]; | |
10612 | int ac = 0; | |
10613 | extern XtAppContext Xt_app_con; | |
10614 | char *title; | |
10615 | XmString dir_xmstring, pattern_xmstring; | |
10616 | int popup_activated_flag; | |
10617 | int count = specpdl_ptr - specpdl; | |
10618 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4, gcpro5; | |
10619 | ||
10620 | GCPRO5 (prompt, dir, default_filename, mustmatch, file); | |
10621 | CHECK_STRING (prompt, 0); | |
10622 | CHECK_STRING (dir, 1); | |
10623 | ||
10624 | /* Prevent redisplay. */ | |
10625 | specbind (Qinhibit_redisplay, Qt); | |
10626 | ||
10627 | BLOCK_INPUT; | |
10628 | ||
10629 | /* Create the dialog with PROMPT as title, using DIR as initial | |
10630 | directory and using "*" as pattern. */ | |
10631 | dir = Fexpand_file_name (dir, Qnil); | |
10632 | dir_xmstring = XmStringCreateLocalized (XSTRING (dir)->data); | |
10633 | pattern_xmstring = XmStringCreateLocalized ("*"); | |
10634 | ||
10635 | XtSetArg (al[ac], XmNtitle, XSTRING (prompt)->data); ++ac; | |
10636 | XtSetArg (al[ac], XmNdirectory, dir_xmstring); ++ac; | |
10637 | XtSetArg (al[ac], XmNpattern, pattern_xmstring); ++ac; | |
10638 | XtSetArg (al[ac], XmNresizePolicy, XmRESIZE_GROW); ++ac; | |
10639 | XtSetArg (al[ac], XmNdialogStyle, XmDIALOG_APPLICATION_MODAL); ++ac; | |
10640 | dialog = XmCreateFileSelectionDialog (f->output_data.x->widget, | |
10641 | "fsb", al, ac); | |
10642 | XmStringFree (dir_xmstring); | |
10643 | XmStringFree (pattern_xmstring); | |
10644 | ||
10645 | /* Add callbacks for OK and Cancel. */ | |
10646 | XtAddCallback (dialog, XmNokCallback, file_dialog_cb, | |
10647 | (XtPointer) &result); | |
10648 | XtAddCallback (dialog, XmNcancelCallback, file_dialog_cb, | |
10649 | (XtPointer) &result); | |
10650 | ||
10651 | /* Disable the help button since we can't display help. */ | |
10652 | help = XmFileSelectionBoxGetChild (dialog, XmDIALOG_HELP_BUTTON); | |
10653 | XtSetSensitive (help, False); | |
10654 | ||
10655 | /* Mark OK button as default. */ | |
10656 | XtVaSetValues (XmFileSelectionBoxGetChild (dialog, XmDIALOG_OK_BUTTON), | |
10657 | XmNshowAsDefault, True, NULL); | |
10658 | ||
10659 | /* If MUSTMATCH is non-nil, disable the file entry field of the | |
10660 | dialog, so that the user must select a file from the files list | |
10661 | box. We can't remove it because we wouldn't have a way to get at | |
10662 | the result file name, then. */ | |
10663 | text = XmFileSelectionBoxGetChild (dialog, XmDIALOG_TEXT); | |
10664 | if (!NILP (mustmatch)) | |
10665 | { | |
10666 | Widget label; | |
10667 | label = XmFileSelectionBoxGetChild (dialog, XmDIALOG_SELECTION_LABEL); | |
10668 | XtSetSensitive (text, False); | |
10669 | XtSetSensitive (label, False); | |
10670 | } | |
10671 | ||
10672 | /* Manage the dialog, so that list boxes get filled. */ | |
10673 | XtManageChild (dialog); | |
10674 | ||
10675 | /* Select DEFAULT_FILENAME in the files list box. DEFAULT_FILENAME | |
10676 | must include the path for this to work. */ | |
10677 | list = XmFileSelectionBoxGetChild (dialog, XmDIALOG_LIST); | |
10678 | if (STRINGP (default_filename)) | |
10679 | { | |
10680 | XmString default_xmstring; | |
10681 | int item_pos; | |
10682 | ||
10683 | default_xmstring | |
10684 | = XmStringCreateLocalized (XSTRING (default_filename)->data); | |
10685 | ||
10686 | if (!XmListItemExists (list, default_xmstring)) | |
10687 | { | |
10688 | /* Add a new item if DEFAULT_FILENAME is not in the list. */ | |
10689 | XmListAddItem (list, default_xmstring, 0); | |
10690 | item_pos = 0; | |
10691 | } | |
10692 | else | |
10693 | item_pos = XmListItemPos (list, default_xmstring); | |
10694 | XmStringFree (default_xmstring); | |
10695 | ||
10696 | /* Select the item and scroll it into view. */ | |
10697 | XmListSelectPos (list, item_pos, True); | |
10698 | XmListSetPos (list, item_pos); | |
10699 | } | |
10700 | ||
10701 | /* Process all events until the user presses Cancel or OK. */ | |
10702 | for (result = 0; result == 0;) | |
10703 | { | |
10704 | XEvent event; | |
10705 | Widget widget, parent; | |
10706 | ||
10707 | XtAppNextEvent (Xt_app_con, &event); | |
10708 | ||
10709 | /* See if the receiver of the event is one of the widgets of | |
10710 | the file selection dialog. If so, dispatch it. If not, | |
10711 | discard it. */ | |
10712 | widget = XtWindowToWidget (event.xany.display, event.xany.window); | |
10713 | parent = widget; | |
10714 | while (parent && parent != dialog) | |
10715 | parent = XtParent (parent); | |
10716 | ||
10717 | if (parent == dialog | |
10718 | || (event.type == Expose | |
10719 | && !process_expose_from_menu (event))) | |
10720 | XtDispatchEvent (&event); | |
10721 | } | |
10722 | ||
10723 | /* Get the result. */ | |
10724 | if (result == XmCR_OK) | |
10725 | { | |
10726 | XmString text; | |
10727 | String data; | |
10728 | ||
10729 | XtVaGetValues (dialog, XmNtextString, &text, 0); | |
10730 | XmStringGetLtoR (text, XmFONTLIST_DEFAULT_TAG, &data); | |
10731 | XmStringFree (text); | |
10732 | file = build_string (data); | |
10733 | XtFree (data); | |
10734 | } | |
10735 | else | |
10736 | file = Qnil; | |
10737 | ||
10738 | /* Clean up. */ | |
10739 | XtUnmanageChild (dialog); | |
10740 | XtDestroyWidget (dialog); | |
10741 | UNBLOCK_INPUT; | |
10742 | UNGCPRO; | |
10743 | ||
10744 | /* Make "Cancel" equivalent to C-g. */ | |
10745 | if (NILP (file)) | |
10746 | Fsignal (Qquit, Qnil); | |
10747 | ||
10748 | return unbind_to (count, file); | |
10749 | } | |
10750 | ||
10751 | #endif /* USE_MOTIF */ | |
10752 | ||
10753 | \f | |
10754 | /*********************************************************************** | |
10755 | Tests | |
10756 | ***********************************************************************/ | |
10757 | ||
10758 | #if GLYPH_DEBUG | |
10759 | ||
10760 | DEFUN ("imagep", Fimagep, Simagep, 1, 1, 0, | |
10761 | "Value is non-nil if SPEC is a valid image specification.") | |
10762 | (spec) | |
10763 | Lisp_Object spec; | |
10764 | { | |
10765 | return valid_image_p (spec) ? Qt : Qnil; | |
10766 | } | |
10767 | ||
10768 | ||
10769 | DEFUN ("lookup-image", Flookup_image, Slookup_image, 1, 1, 0, "") | |
10770 | (spec) | |
10771 | Lisp_Object spec; | |
10772 | { | |
10773 | int id = -1; | |
10774 | ||
10775 | if (valid_image_p (spec)) | |
0fe92f72 | 10776 | id = lookup_image (SELECTED_FRAME (), spec); |
333b20bb GM |
10777 | |
10778 | debug_print (spec); | |
10779 | return make_number (id); | |
10780 | } | |
10781 | ||
10782 | #endif /* GLYPH_DEBUG != 0 */ | |
10783 | ||
10784 | ||
10785 | \f | |
10786 | /*********************************************************************** | |
10787 | Initialization | |
10788 | ***********************************************************************/ | |
10789 | ||
10790 | void | |
10791 | syms_of_xfns () | |
10792 | { | |
10793 | /* This is zero if not using X windows. */ | |
10794 | x_in_use = 0; | |
10795 | ||
10796 | /* The section below is built by the lisp expression at the top of the file, | |
10797 | just above where these variables are declared. */ | |
10798 | /*&&& init symbols here &&&*/ | |
10799 | Qauto_raise = intern ("auto-raise"); | |
10800 | staticpro (&Qauto_raise); | |
10801 | Qauto_lower = intern ("auto-lower"); | |
10802 | staticpro (&Qauto_lower); | |
10803 | Qbar = intern ("bar"); | |
dbc4e1c1 | 10804 | staticpro (&Qbar); |
f9942c9e JB |
10805 | Qborder_color = intern ("border-color"); |
10806 | staticpro (&Qborder_color); | |
10807 | Qborder_width = intern ("border-width"); | |
10808 | staticpro (&Qborder_width); | |
dbc4e1c1 JB |
10809 | Qbox = intern ("box"); |
10810 | staticpro (&Qbox); | |
f9942c9e JB |
10811 | Qcursor_color = intern ("cursor-color"); |
10812 | staticpro (&Qcursor_color); | |
dbc4e1c1 JB |
10813 | Qcursor_type = intern ("cursor-type"); |
10814 | staticpro (&Qcursor_type); | |
f9942c9e JB |
10815 | Qgeometry = intern ("geometry"); |
10816 | staticpro (&Qgeometry); | |
f9942c9e JB |
10817 | Qicon_left = intern ("icon-left"); |
10818 | staticpro (&Qicon_left); | |
10819 | Qicon_top = intern ("icon-top"); | |
10820 | staticpro (&Qicon_top); | |
10821 | Qicon_type = intern ("icon-type"); | |
10822 | staticpro (&Qicon_type); | |
80534dd6 KH |
10823 | Qicon_name = intern ("icon-name"); |
10824 | staticpro (&Qicon_name); | |
f9942c9e JB |
10825 | Qinternal_border_width = intern ("internal-border-width"); |
10826 | staticpro (&Qinternal_border_width); | |
10827 | Qleft = intern ("left"); | |
10828 | staticpro (&Qleft); | |
1ab3d87e RS |
10829 | Qright = intern ("right"); |
10830 | staticpro (&Qright); | |
f9942c9e JB |
10831 | Qmouse_color = intern ("mouse-color"); |
10832 | staticpro (&Qmouse_color); | |
baaed68e JB |
10833 | Qnone = intern ("none"); |
10834 | staticpro (&Qnone); | |
f9942c9e JB |
10835 | Qparent_id = intern ("parent-id"); |
10836 | staticpro (&Qparent_id); | |
4701395c KH |
10837 | Qscroll_bar_width = intern ("scroll-bar-width"); |
10838 | staticpro (&Qscroll_bar_width); | |
8af1d7ca JB |
10839 | Qsuppress_icon = intern ("suppress-icon"); |
10840 | staticpro (&Qsuppress_icon); | |
01f1ba30 | 10841 | Qundefined_color = intern ("undefined-color"); |
f9942c9e | 10842 | staticpro (&Qundefined_color); |
a3c87d4e JB |
10843 | Qvertical_scroll_bars = intern ("vertical-scroll-bars"); |
10844 | staticpro (&Qvertical_scroll_bars); | |
49795535 JB |
10845 | Qvisibility = intern ("visibility"); |
10846 | staticpro (&Qvisibility); | |
f9942c9e JB |
10847 | Qwindow_id = intern ("window-id"); |
10848 | staticpro (&Qwindow_id); | |
2cbebefb RS |
10849 | Qouter_window_id = intern ("outer-window-id"); |
10850 | staticpro (&Qouter_window_id); | |
f9942c9e JB |
10851 | Qx_frame_parameter = intern ("x-frame-parameter"); |
10852 | staticpro (&Qx_frame_parameter); | |
9ef48a9d RS |
10853 | Qx_resource_name = intern ("x-resource-name"); |
10854 | staticpro (&Qx_resource_name); | |
4fe1de12 RS |
10855 | Quser_position = intern ("user-position"); |
10856 | staticpro (&Quser_position); | |
10857 | Quser_size = intern ("user-size"); | |
10858 | staticpro (&Quser_size); | |
333b20bb GM |
10859 | Qscroll_bar_foreground = intern ("scroll-bar-foreground"); |
10860 | staticpro (&Qscroll_bar_foreground); | |
10861 | Qscroll_bar_background = intern ("scroll-bar-background"); | |
10862 | staticpro (&Qscroll_bar_background); | |
d62c8769 GM |
10863 | Qscreen_gamma = intern ("screen-gamma"); |
10864 | staticpro (&Qscreen_gamma); | |
f9942c9e JB |
10865 | /* This is the end of symbol initialization. */ |
10866 | ||
58cad5ed KH |
10867 | /* Text property `display' should be nonsticky by default. */ |
10868 | Vtext_property_default_nonsticky | |
10869 | = Fcons (Fcons (Qdisplay, Qt), Vtext_property_default_nonsticky); | |
10870 | ||
10871 | ||
333b20bb GM |
10872 | Qlaplace = intern ("laplace"); |
10873 | staticpro (&Qlaplace); | |
10874 | ||
a367641f RS |
10875 | Qface_set_after_frame_default = intern ("face-set-after-frame-default"); |
10876 | staticpro (&Qface_set_after_frame_default); | |
10877 | ||
01f1ba30 JB |
10878 | Fput (Qundefined_color, Qerror_conditions, |
10879 | Fcons (Qundefined_color, Fcons (Qerror, Qnil))); | |
10880 | Fput (Qundefined_color, Qerror_message, | |
10881 | build_string ("Undefined color")); | |
10882 | ||
f9942c9e JB |
10883 | init_x_parm_symbols (); |
10884 | ||
f1c7b5a6 RS |
10885 | DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path, |
10886 | "List of directories to search for bitmap files for X."); | |
e241c09b | 10887 | Vx_bitmap_file_path = decode_env_path ((char *) 0, PATH_BITMAPS); |
f1c7b5a6 | 10888 | |
16ae08a9 | 10889 | DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape, |
d387c960 | 10890 | "The shape of the pointer when over text.\n\ |
af01ef26 RS |
10891 | Changing the value does not affect existing frames\n\ |
10892 | unless you set the mouse color."); | |
01f1ba30 JB |
10893 | Vx_pointer_shape = Qnil; |
10894 | ||
d387c960 | 10895 | DEFVAR_LISP ("x-resource-name", &Vx_resource_name, |
498e9ac3 | 10896 | "The name Emacs uses to look up X resources.\n\ |
d387c960 JB |
10897 | `x-get-resource' uses this as the first component of the instance name\n\ |
10898 | when requesting resource values.\n\ | |
10899 | Emacs initially sets `x-resource-name' to the name under which Emacs\n\ | |
10900 | was invoked, or to the value specified with the `-name' or `-rn'\n\ | |
498e9ac3 RS |
10901 | switches, if present.\n\ |
10902 | \n\ | |
10903 | It may be useful to bind this variable locally around a call\n\ | |
10904 | to `x-get-resource'. See also the variable `x-resource-class'."); | |
d387c960 | 10905 | Vx_resource_name = Qnil; |
ac63d3d6 | 10906 | |
498e9ac3 RS |
10907 | DEFVAR_LISP ("x-resource-class", &Vx_resource_class, |
10908 | "The class Emacs uses to look up X resources.\n\ | |
10909 | `x-get-resource' uses this as the first component of the instance class\n\ | |
10910 | when requesting resource values.\n\ | |
10911 | Emacs initially sets `x-resource-class' to \"Emacs\".\n\ | |
10912 | \n\ | |
10913 | Setting this variable permanently is not a reasonable thing to do,\n\ | |
10914 | but binding this variable locally around a call to `x-get-resource'\n\ | |
333b20bb | 10915 | is a reasonable practice. See also the variable `x-resource-name'."); |
498e9ac3 RS |
10916 | Vx_resource_class = build_string (EMACS_CLASS); |
10917 | ||
ca0ecbf5 | 10918 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 10919 | DEFVAR_LISP ("x-nontext-pointer-shape", &Vx_nontext_pointer_shape, |
ca0ecbf5 RS |
10920 | "The shape of the pointer when not over text.\n\ |
10921 | This variable takes effect when you create a new frame\n\ | |
10922 | or when you set the mouse color."); | |
af01ef26 | 10923 | #endif |
01f1ba30 JB |
10924 | Vx_nontext_pointer_shape = Qnil; |
10925 | ||
333b20bb GM |
10926 | DEFVAR_LISP ("x-busy-pointer-shape", &Vx_busy_pointer_shape, |
10927 | "The shape of the pointer when Emacs is busy.\n\ | |
10928 | This variable takes effect when you create a new frame\n\ | |
10929 | or when you set the mouse color."); | |
10930 | Vx_busy_pointer_shape = Qnil; | |
10931 | ||
10932 | DEFVAR_BOOL ("display-busy-cursor", &display_busy_cursor_p, | |
10933 | "Non-zero means Emacs displays a busy cursor on window systems."); | |
10934 | display_busy_cursor_p = 1; | |
10935 | ||
ca0ecbf5 | 10936 | #if 0 /* This doesn't really do anything. */ |
d3b06468 | 10937 | DEFVAR_LISP ("x-mode-pointer-shape", &Vx_mode_pointer_shape, |
ca0ecbf5 RS |
10938 | "The shape of the pointer when over the mode line.\n\ |
10939 | This variable takes effect when you create a new frame\n\ | |
10940 | or when you set the mouse color."); | |
af01ef26 | 10941 | #endif |
01f1ba30 JB |
10942 | Vx_mode_pointer_shape = Qnil; |
10943 | ||
d3b06468 | 10944 | DEFVAR_LISP ("x-sensitive-text-pointer-shape", |
ca0ecbf5 RS |
10945 | &Vx_sensitive_text_pointer_shape, |
10946 | "The shape of the pointer when over mouse-sensitive text.\n\ | |
10947 | This variable takes effect when you create a new frame\n\ | |
10948 | or when you set the mouse color."); | |
10949 | Vx_sensitive_text_pointer_shape = Qnil; | |
95f80c78 | 10950 | |
01f1ba30 JB |
10951 | DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel, |
10952 | "A string indicating the foreground color of the cursor box."); | |
10953 | Vx_cursor_fore_pixel = Qnil; | |
10954 | ||
01f1ba30 | 10955 | DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager, |
2d38195d RS |
10956 | "Non-nil if no X window manager is in use.\n\ |
10957 | Emacs doesn't try to figure this out; this is always nil\n\ | |
10958 | unless you set it to something else."); | |
10959 | /* We don't have any way to find this out, so set it to nil | |
10960 | and maybe the user would like to set it to t. */ | |
10961 | Vx_no_window_manager = Qnil; | |
1d3dac41 | 10962 | |
942ea06d KH |
10963 | DEFVAR_LISP ("x-pixel-size-width-font-regexp", |
10964 | &Vx_pixel_size_width_font_regexp, | |
10965 | "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\ | |
10966 | \n\ | |
dcc13cda | 10967 | Since Emacs gets width of a font matching with this regexp from\n\ |
942ea06d KH |
10968 | PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\ |
10969 | such a font. This is especially effective for such large fonts as\n\ | |
10970 | Chinese, Japanese, and Korean."); | |
10971 | Vx_pixel_size_width_font_regexp = Qnil; | |
10972 | ||
fcf431dc | 10973 | DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay, |
333b20bb GM |
10974 | "Time after which cached images are removed from the cache.\n\ |
10975 | When an image has not been displayed this many seconds, remove it\n\ | |
10976 | from the image cache. Value must be an integer or nil with nil\n\ | |
10977 | meaning don't clear the cache."); | |
fcf431dc | 10978 | Vimage_cache_eviction_delay = make_number (30 * 60); |
333b20bb GM |
10979 | |
10980 | DEFVAR_LISP ("image-types", &Vimage_types, | |
10981 | "List of supported image types.\n\ | |
10982 | Each element of the list is a symbol for a supported image type."); | |
10983 | Vimage_types = Qnil; | |
10984 | ||
1d3dac41 | 10985 | #ifdef USE_X_TOOLKIT |
f1d238ef | 10986 | Fprovide (intern ("x-toolkit")); |
1d3dac41 | 10987 | #endif |
5b827abb KH |
10988 | #ifdef USE_MOTIF |
10989 | Fprovide (intern ("motif")); | |
10990 | #endif | |
01f1ba30 | 10991 | |
01f1ba30 | 10992 | defsubr (&Sx_get_resource); |
333b20bb GM |
10993 | |
10994 | /* X window properties. */ | |
10995 | defsubr (&Sx_change_window_property); | |
10996 | defsubr (&Sx_delete_window_property); | |
10997 | defsubr (&Sx_window_property); | |
10998 | ||
85ffea93 | 10999 | #if 0 |
01f1ba30 JB |
11000 | defsubr (&Sx_draw_rectangle); |
11001 | defsubr (&Sx_erase_rectangle); | |
11002 | defsubr (&Sx_contour_region); | |
11003 | defsubr (&Sx_uncontour_region); | |
85ffea93 | 11004 | #endif |
2d764c78 | 11005 | defsubr (&Sxw_display_color_p); |
d0c9d219 | 11006 | defsubr (&Sx_display_grayscale_p); |
2d764c78 EZ |
11007 | defsubr (&Sxw_color_defined_p); |
11008 | defsubr (&Sxw_color_values); | |
9d317b2c | 11009 | defsubr (&Sx_server_max_request_size); |
41beb8fc RS |
11010 | defsubr (&Sx_server_vendor); |
11011 | defsubr (&Sx_server_version); | |
11012 | defsubr (&Sx_display_pixel_width); | |
11013 | defsubr (&Sx_display_pixel_height); | |
11014 | defsubr (&Sx_display_mm_width); | |
11015 | defsubr (&Sx_display_mm_height); | |
11016 | defsubr (&Sx_display_screens); | |
11017 | defsubr (&Sx_display_planes); | |
11018 | defsubr (&Sx_display_color_cells); | |
11019 | defsubr (&Sx_display_visual_class); | |
11020 | defsubr (&Sx_display_backing_store); | |
11021 | defsubr (&Sx_display_save_under); | |
01567351 | 11022 | #if 0 |
9d04a87a RS |
11023 | defsubr (&Sx_rebind_key); |
11024 | defsubr (&Sx_rebind_keys); | |
01f1ba30 | 11025 | defsubr (&Sx_track_pointer); |
01f1ba30 JB |
11026 | defsubr (&Sx_grab_pointer); |
11027 | defsubr (&Sx_ungrab_pointer); | |
01f1ba30 | 11028 | #endif |
8af1d7ca | 11029 | defsubr (&Sx_parse_geometry); |
f676886a | 11030 | defsubr (&Sx_create_frame); |
06ef7355 | 11031 | #if 0 |
01f1ba30 | 11032 | defsubr (&Sx_horizontal_line); |
06ef7355 | 11033 | #endif |
01f1ba30 | 11034 | defsubr (&Sx_open_connection); |
08a90d6a RS |
11035 | defsubr (&Sx_close_connection); |
11036 | defsubr (&Sx_display_list); | |
01f1ba30 | 11037 | defsubr (&Sx_synchronize); |
942ea06d KH |
11038 | |
11039 | /* Setting callback functions for fontset handler. */ | |
11040 | get_font_info_func = x_get_font_info; | |
333b20bb GM |
11041 | |
11042 | #if 0 /* This function pointer doesn't seem to be used anywhere. | |
11043 | And the pointer assigned has the wrong type, anyway. */ | |
942ea06d | 11044 | list_fonts_func = x_list_fonts; |
333b20bb GM |
11045 | #endif |
11046 | ||
942ea06d | 11047 | load_font_func = x_load_font; |
bc1958c4 | 11048 | find_ccl_program_func = x_find_ccl_program; |
942ea06d KH |
11049 | query_font_func = x_query_font; |
11050 | set_frame_fontset_func = x_set_font; | |
11051 | check_window_system_func = check_x; | |
333b20bb GM |
11052 | |
11053 | /* Images. */ | |
11054 | Qxbm = intern ("xbm"); | |
11055 | staticpro (&Qxbm); | |
11056 | QCtype = intern (":type"); | |
11057 | staticpro (&QCtype); | |
333b20bb GM |
11058 | QCalgorithm = intern (":algorithm"); |
11059 | staticpro (&QCalgorithm); | |
11060 | QCheuristic_mask = intern (":heuristic-mask"); | |
11061 | staticpro (&QCheuristic_mask); | |
11062 | QCcolor_symbols = intern (":color-symbols"); | |
11063 | staticpro (&QCcolor_symbols); | |
11064 | QCdata = intern (":data"); | |
11065 | staticpro (&QCdata); | |
11066 | QCascent = intern (":ascent"); | |
11067 | staticpro (&QCascent); | |
11068 | QCmargin = intern (":margin"); | |
11069 | staticpro (&QCmargin); | |
11070 | QCrelief = intern (":relief"); | |
11071 | staticpro (&QCrelief); | |
fcf431dc GM |
11072 | Qpostscript = intern ("postscript"); |
11073 | staticpro (&Qpostscript); | |
333b20bb GM |
11074 | QCloader = intern (":loader"); |
11075 | staticpro (&QCloader); | |
11076 | QCbounding_box = intern (":bounding-box"); | |
11077 | staticpro (&QCbounding_box); | |
11078 | QCpt_width = intern (":pt-width"); | |
11079 | staticpro (&QCpt_width); | |
11080 | QCpt_height = intern (":pt-height"); | |
11081 | staticpro (&QCpt_height); | |
3ccff1e3 GM |
11082 | QCindex = intern (":index"); |
11083 | staticpro (&QCindex); | |
333b20bb GM |
11084 | Qpbm = intern ("pbm"); |
11085 | staticpro (&Qpbm); | |
11086 | ||
11087 | #if HAVE_XPM | |
11088 | Qxpm = intern ("xpm"); | |
11089 | staticpro (&Qxpm); | |
11090 | #endif | |
11091 | ||
11092 | #if HAVE_JPEG | |
11093 | Qjpeg = intern ("jpeg"); | |
11094 | staticpro (&Qjpeg); | |
11095 | #endif | |
11096 | ||
11097 | #if HAVE_TIFF | |
11098 | Qtiff = intern ("tiff"); | |
11099 | staticpro (&Qtiff); | |
11100 | #endif | |
11101 | ||
11102 | #if HAVE_GIF | |
11103 | Qgif = intern ("gif"); | |
11104 | staticpro (&Qgif); | |
11105 | #endif | |
11106 | ||
11107 | #if HAVE_PNG | |
11108 | Qpng = intern ("png"); | |
11109 | staticpro (&Qpng); | |
11110 | #endif | |
11111 | ||
11112 | defsubr (&Sclear_image_cache); | |
11113 | ||
11114 | #if GLYPH_DEBUG | |
11115 | defsubr (&Simagep); | |
11116 | defsubr (&Slookup_image); | |
11117 | #endif | |
11118 | ||
11119 | /* Busy-cursor. */ | |
11120 | defsubr (&Sx_show_busy_cursor); | |
11121 | defsubr (&Sx_hide_busy_cursor); | |
11122 | busy_count = 0; | |
11123 | inhibit_busy_cursor = 0; | |
11124 | ||
11125 | defsubr (&Sx_show_tip); | |
11126 | defsubr (&Sx_hide_tip); | |
11127 | staticpro (&tip_timer); | |
11128 | tip_timer = Qnil; | |
11129 | ||
11130 | #ifdef USE_MOTIF | |
11131 | defsubr (&Sx_file_dialog); | |
11132 | #endif | |
11133 | } | |
11134 | ||
11135 | ||
11136 | void | |
11137 | init_xfns () | |
11138 | { | |
11139 | image_types = NULL; | |
11140 | Vimage_types = Qnil; | |
11141 | ||
11142 | define_image_type (&xbm_type); | |
11143 | define_image_type (&gs_type); | |
11144 | define_image_type (&pbm_type); | |
11145 | ||
11146 | #if HAVE_XPM | |
11147 | define_image_type (&xpm_type); | |
11148 | #endif | |
11149 | ||
11150 | #if HAVE_JPEG | |
11151 | define_image_type (&jpeg_type); | |
11152 | #endif | |
11153 | ||
11154 | #if HAVE_TIFF | |
11155 | define_image_type (&tiff_type); | |
11156 | #endif | |
11157 | ||
11158 | #if HAVE_GIF | |
11159 | define_image_type (&gif_type); | |
11160 | #endif | |
11161 | ||
11162 | #if HAVE_PNG | |
11163 | define_image_type (&png_type); | |
11164 | #endif | |
01f1ba30 JB |
11165 | } |
11166 | ||
11167 | #endif /* HAVE_X_WINDOWS */ |