(Fmodify_frame_parameters):
[bpt/emacs.git] / src / frame.c
1 /* Generic frame functions.
2 Copyright (C) 1993, 1994, 1995, 1997, 1999, 2000, 2001, 2003, 2004, 2005
3 Free Software Foundation.
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
9 the Free Software Foundation; either version 2, or (at your option)
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
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
21
22 #include <config.h>
23
24 #include <stdio.h>
25 #include "lisp.h"
26 #include "charset.h"
27 #ifdef HAVE_X_WINDOWS
28 #include "xterm.h"
29 #endif
30 #ifdef WINDOWSNT
31 #include "w32term.h"
32 #endif
33 #ifdef MAC_OS
34 #include "macterm.h"
35 #endif
36 #include "buffer.h"
37 /* These help us bind and responding to switch-frame events. */
38 #include "commands.h"
39 #include "keyboard.h"
40 #include "frame.h"
41 #ifdef HAVE_WINDOW_SYSTEM
42 #include "fontset.h"
43 #endif
44 #include "blockinput.h"
45 #include "termhooks.h"
46 #include "dispextern.h"
47 #include "window.h"
48 #ifdef MSDOS
49 #include "msdos.h"
50 #include "dosfns.h"
51 #endif
52
53
54 #ifdef HAVE_WINDOW_SYSTEM
55
56 /* The name we're using in resource queries. Most often "emacs". */
57
58 Lisp_Object Vx_resource_name;
59
60 /* The application class we're using in resource queries.
61 Normally "Emacs". */
62
63 Lisp_Object Vx_resource_class;
64
65 #endif
66
67 Lisp_Object Qframep, Qframe_live_p;
68 Lisp_Object Qicon, Qmodeline;
69 Lisp_Object Qonly;
70 Lisp_Object Qx, Qw32, Qmac, Qpc;
71 Lisp_Object Qvisible;
72 Lisp_Object Qdisplay_type;
73 Lisp_Object Qbackground_mode;
74 Lisp_Object Qinhibit_default_face_x_resources;
75
76 Lisp_Object Qx_frame_parameter;
77 Lisp_Object Qx_resource_name;
78
79 /* Frame parameters (set or reported). */
80
81 Lisp_Object Qauto_raise, Qauto_lower;
82 Lisp_Object Qborder_color, Qborder_width;
83 Lisp_Object Qcursor_color, Qcursor_type;
84 Lisp_Object Qgeometry; /* Not used */
85 Lisp_Object Qheight, Qwidth;
86 Lisp_Object Qleft, Qright;
87 Lisp_Object Qicon_left, Qicon_top, Qicon_type, Qicon_name;
88 Lisp_Object Qinternal_border_width;
89 Lisp_Object Qmouse_color;
90 Lisp_Object Qminibuffer;
91 Lisp_Object Qscroll_bar_width, Qvertical_scroll_bars;
92 Lisp_Object Qvisibility;
93 Lisp_Object Qscroll_bar_foreground, Qscroll_bar_background;
94 Lisp_Object Qscreen_gamma;
95 Lisp_Object Qline_spacing;
96 Lisp_Object Quser_position, Quser_size;
97 Lisp_Object Qwait_for_wm;
98 Lisp_Object Qwindow_id;
99 #ifdef HAVE_X_WINDOWS
100 Lisp_Object Qouter_window_id;
101 #endif
102 Lisp_Object Qparent_id;
103 Lisp_Object Qtitle, Qname;
104 Lisp_Object Qunsplittable;
105 Lisp_Object Qmenu_bar_lines, Qtool_bar_lines;
106 Lisp_Object Qleft_fringe, Qright_fringe;
107 Lisp_Object Qbuffer_predicate, Qbuffer_list;
108 Lisp_Object Qtty_color_mode;
109
110 Lisp_Object Qfullscreen, Qfullwidth, Qfullheight, Qfullboth;
111
112 Lisp_Object Qface_set_after_frame_default;
113
114
115 Lisp_Object Vterminal_frame;
116 Lisp_Object Vdefault_frame_alist;
117 Lisp_Object Vdefault_frame_scroll_bars;
118 Lisp_Object Vmouse_position_function;
119 Lisp_Object Vmouse_highlight;
120 Lisp_Object Vdelete_frame_functions;
121 \f
122 static void
123 set_menu_bar_lines_1 (window, n)
124 Lisp_Object window;
125 int n;
126 {
127 struct window *w = XWINDOW (window);
128
129 XSETFASTINT (w->last_modified, 0);
130 XSETFASTINT (w->top_line, XFASTINT (w->top_line) + n);
131 XSETFASTINT (w->total_lines, XFASTINT (w->total_lines) - n);
132
133 if (INTEGERP (w->orig_top_line))
134 XSETFASTINT (w->orig_top_line, XFASTINT (w->orig_top_line) + n);
135 if (INTEGERP (w->orig_total_lines))
136 XSETFASTINT (w->orig_total_lines, XFASTINT (w->orig_total_lines) - n);
137
138 /* Handle just the top child in a vertical split. */
139 if (!NILP (w->vchild))
140 set_menu_bar_lines_1 (w->vchild, n);
141
142 /* Adjust all children in a horizontal split. */
143 for (window = w->hchild; !NILP (window); window = w->next)
144 {
145 w = XWINDOW (window);
146 set_menu_bar_lines_1 (window, n);
147 }
148 }
149
150 void
151 set_menu_bar_lines (f, value, oldval)
152 struct frame *f;
153 Lisp_Object value, oldval;
154 {
155 int nlines;
156 int olines = FRAME_MENU_BAR_LINES (f);
157
158 /* Right now, menu bars don't work properly in minibuf-only frames;
159 most of the commands try to apply themselves to the minibuffer
160 frame itself, and get an error because you can't switch buffers
161 in or split the minibuffer window. */
162 if (FRAME_MINIBUF_ONLY_P (f))
163 return;
164
165 if (INTEGERP (value))
166 nlines = XINT (value);
167 else
168 nlines = 0;
169
170 if (nlines != olines)
171 {
172 windows_or_buffers_changed++;
173 FRAME_WINDOW_SIZES_CHANGED (f) = 1;
174 FRAME_MENU_BAR_LINES (f) = nlines;
175 set_menu_bar_lines_1 (f->root_window, nlines - olines);
176 adjust_glyphs (f);
177 }
178 }
179 \f
180 Lisp_Object Vemacs_iconified;
181 Lisp_Object Vframe_list;
182
183 struct x_output tty_display;
184
185 extern Lisp_Object Vminibuffer_list;
186 extern Lisp_Object get_minibuffer ();
187 extern Lisp_Object Fhandle_switch_frame ();
188 extern Lisp_Object Fredirect_frame_focus ();
189 extern Lisp_Object x_get_focus_frame ();
190 \f
191 DEFUN ("framep", Fframep, Sframep, 1, 1, 0,
192 doc: /* Return non-nil if OBJECT is a frame.
193 Value is t for a termcap frame (a character-only terminal),
194 `x' for an Emacs frame that is really an X window,
195 `w32' for an Emacs frame that is a window on MS-Windows display,
196 `mac' for an Emacs frame on a Macintosh display,
197 `pc' for a direct-write MS-DOS frame.
198 See also `frame-live-p'. */)
199 (object)
200 Lisp_Object object;
201 {
202 if (!FRAMEP (object))
203 return Qnil;
204 switch (XFRAME (object)->output_method)
205 {
206 case output_termcap:
207 return Qt;
208 case output_x_window:
209 return Qx;
210 case output_w32:
211 return Qw32;
212 case output_msdos_raw:
213 return Qpc;
214 case output_mac:
215 return Qmac;
216 default:
217 abort ();
218 }
219 }
220
221 DEFUN ("frame-live-p", Fframe_live_p, Sframe_live_p, 1, 1, 0,
222 doc: /* Return non-nil if OBJECT is a frame which has not been deleted.
223 Value is nil if OBJECT is not a live frame. If object is a live
224 frame, the return value indicates what sort of output device it is
225 displayed on. See the documentation of `framep' for possible
226 return values. */)
227 (object)
228 Lisp_Object object;
229 {
230 return ((FRAMEP (object)
231 && FRAME_LIVE_P (XFRAME (object)))
232 ? Fframep (object)
233 : Qnil);
234 }
235
236 struct frame *
237 make_frame (mini_p)
238 int mini_p;
239 {
240 Lisp_Object frame;
241 register struct frame *f;
242 register Lisp_Object root_window;
243 register Lisp_Object mini_window;
244
245 f = allocate_frame ();
246 XSETFRAME (frame, f);
247
248 f->desired_matrix = 0;
249 f->current_matrix = 0;
250 f->desired_pool = 0;
251 f->current_pool = 0;
252 f->glyphs_initialized_p = 0;
253 f->decode_mode_spec_buffer = 0;
254 f->visible = 0;
255 f->async_visible = 0;
256 f->output_data.nothing = 0;
257 f->iconified = 0;
258 f->async_iconified = 0;
259 f->wants_modeline = 1;
260 f->auto_raise = 0;
261 f->auto_lower = 0;
262 f->no_split = 0;
263 f->garbaged = 1;
264 f->has_minibuffer = mini_p;
265 f->focus_frame = Qnil;
266 f->explicit_name = 0;
267 f->can_have_scroll_bars = 0;
268 f->vertical_scroll_bar_type = vertical_scroll_bar_none;
269 f->param_alist = Qnil;
270 f->scroll_bars = Qnil;
271 f->condemned_scroll_bars = Qnil;
272 f->face_alist = Qnil;
273 f->face_cache = NULL;
274 f->menu_bar_items = Qnil;
275 f->menu_bar_vector = Qnil;
276 f->menu_bar_items_used = 0;
277 f->buffer_predicate = Qnil;
278 f->buffer_list = Qnil;
279 #ifdef MULTI_KBOARD
280 f->kboard = initial_kboard;
281 #endif
282 f->namebuf = 0;
283 f->title = Qnil;
284 f->menu_bar_window = Qnil;
285 f->tool_bar_window = Qnil;
286 f->tool_bar_items = Qnil;
287 f->desired_tool_bar_string = f->current_tool_bar_string = Qnil;
288 f->n_tool_bar_items = 0;
289 f->left_fringe_width = f->right_fringe_width = 0;
290 f->fringe_cols = 0;
291 f->scroll_bar_actual_width = 0;
292 f->border_width = 0;
293 f->internal_border_width = 0;
294 f->column_width = 1; /* !FRAME_WINDOW_P value */
295 f->line_height = 1; /* !FRAME_WINDOW_P value */
296 f->x_pixels_diff = f->y_pixels_diff = 0;
297 #ifdef HAVE_WINDOW_SYSTEM
298 f->want_fullscreen = FULLSCREEN_NONE;
299 #endif
300 f->size_hint_flags = 0;
301 f->win_gravity = 0;
302
303 root_window = make_window ();
304 if (mini_p)
305 {
306 mini_window = make_window ();
307 XWINDOW (root_window)->next = mini_window;
308 XWINDOW (mini_window)->prev = root_window;
309 XWINDOW (mini_window)->mini_p = Qt;
310 XWINDOW (mini_window)->frame = frame;
311 f->minibuffer_window = mini_window;
312 }
313 else
314 {
315 mini_window = Qnil;
316 XWINDOW (root_window)->next = Qnil;
317 f->minibuffer_window = Qnil;
318 }
319
320 XWINDOW (root_window)->frame = frame;
321
322 /* 10 is arbitrary,
323 just so that there is "something there."
324 Correct size will be set up later with change_frame_size. */
325
326 SET_FRAME_COLS (f, 10);
327 FRAME_LINES (f) = 10;
328
329 XSETFASTINT (XWINDOW (root_window)->total_cols, 10);
330 XSETFASTINT (XWINDOW (root_window)->total_lines, (mini_p ? 9 : 10));
331
332 if (mini_p)
333 {
334 XSETFASTINT (XWINDOW (mini_window)->total_cols, 10);
335 XSETFASTINT (XWINDOW (mini_window)->top_line, 9);
336 XSETFASTINT (XWINDOW (mini_window)->total_lines, 1);
337 }
338
339 /* Choose a buffer for the frame's root window. */
340 {
341 Lisp_Object buf;
342
343 XWINDOW (root_window)->buffer = Qt;
344 buf = Fcurrent_buffer ();
345 /* If buf is a 'hidden' buffer (i.e. one whose name starts with
346 a space), try to find another one. */
347 if (SREF (Fbuffer_name (buf), 0) == ' ')
348 buf = Fother_buffer (buf, Qnil, Qnil);
349
350 /* Use set_window_buffer, not Fset_window_buffer, and don't let
351 hooks be run by it. The reason is that the whole frame/window
352 arrangement is not yet fully intialized at this point. Windows
353 don't have the right size, glyph matrices aren't initialized
354 etc. Running Lisp functions at this point surely ends in a
355 SEGV. */
356 set_window_buffer (root_window, buf, 0, 0);
357 f->buffer_list = Fcons (buf, Qnil);
358 }
359
360 if (mini_p)
361 {
362 XWINDOW (mini_window)->buffer = Qt;
363 set_window_buffer (mini_window,
364 (NILP (Vminibuffer_list)
365 ? get_minibuffer (0)
366 : Fcar (Vminibuffer_list)),
367 0, 0);
368 }
369
370 f->root_window = root_window;
371 f->selected_window = root_window;
372 /* Make sure this window seems more recently used than
373 a newly-created, never-selected window. */
374 ++window_select_count;
375 XSETFASTINT (XWINDOW (f->selected_window)->use_time, window_select_count);
376
377 f->default_face_done_p = 0;
378
379 return f;
380 }
381 \f
382 #ifdef HAVE_WINDOW_SYSTEM
383 /* Make a frame using a separate minibuffer window on another frame.
384 MINI_WINDOW is the minibuffer window to use. nil means use the
385 default (the global minibuffer). */
386
387 struct frame *
388 make_frame_without_minibuffer (mini_window, kb, display)
389 register Lisp_Object mini_window;
390 KBOARD *kb;
391 Lisp_Object display;
392 {
393 register struct frame *f;
394 struct gcpro gcpro1;
395
396 if (!NILP (mini_window))
397 CHECK_LIVE_WINDOW (mini_window);
398
399 #ifdef MULTI_KBOARD
400 if (!NILP (mini_window)
401 && XFRAME (XWINDOW (mini_window)->frame)->kboard != kb)
402 error ("frame and minibuffer must be on the same display");
403 #endif
404
405 /* Make a frame containing just a root window. */
406 f = make_frame (0);
407
408 if (NILP (mini_window))
409 {
410 /* Use default-minibuffer-frame if possible. */
411 if (!FRAMEP (kb->Vdefault_minibuffer_frame)
412 || ! FRAME_LIVE_P (XFRAME (kb->Vdefault_minibuffer_frame)))
413 {
414 Lisp_Object frame_dummy;
415
416 XSETFRAME (frame_dummy, f);
417 GCPRO1 (frame_dummy);
418 /* If there's no minibuffer frame to use, create one. */
419 kb->Vdefault_minibuffer_frame =
420 call1 (intern ("make-initial-minibuffer-frame"), display);
421 UNGCPRO;
422 }
423
424 mini_window = XFRAME (kb->Vdefault_minibuffer_frame)->minibuffer_window;
425 }
426
427 f->minibuffer_window = mini_window;
428
429 /* Make the chosen minibuffer window display the proper minibuffer,
430 unless it is already showing a minibuffer. */
431 if (NILP (Fmemq (XWINDOW (mini_window)->buffer, Vminibuffer_list)))
432 Fset_window_buffer (mini_window,
433 (NILP (Vminibuffer_list)
434 ? get_minibuffer (0)
435 : Fcar (Vminibuffer_list)), Qnil);
436 return f;
437 }
438
439 /* Make a frame containing only a minibuffer window. */
440
441 struct frame *
442 make_minibuffer_frame ()
443 {
444 /* First make a frame containing just a root window, no minibuffer. */
445
446 register struct frame *f = make_frame (0);
447 register Lisp_Object mini_window;
448 register Lisp_Object frame;
449
450 XSETFRAME (frame, f);
451
452 f->auto_raise = 0;
453 f->auto_lower = 0;
454 f->no_split = 1;
455 f->wants_modeline = 0;
456 f->has_minibuffer = 1;
457
458 /* Now label the root window as also being the minibuffer.
459 Avoid infinite looping on the window chain by marking next pointer
460 as nil. */
461
462 mini_window = f->minibuffer_window = f->root_window;
463 XWINDOW (mini_window)->mini_p = Qt;
464 XWINDOW (mini_window)->next = Qnil;
465 XWINDOW (mini_window)->prev = Qnil;
466 XWINDOW (mini_window)->frame = frame;
467
468 /* Put the proper buffer in that window. */
469
470 Fset_window_buffer (mini_window,
471 (NILP (Vminibuffer_list)
472 ? get_minibuffer (0)
473 : Fcar (Vminibuffer_list)), Qnil);
474 return f;
475 }
476 #endif /* HAVE_WINDOW_SYSTEM */
477 \f
478 /* Construct a frame that refers to the terminal (stdin and stdout). */
479
480 static int terminal_frame_count;
481
482 struct frame *
483 make_terminal_frame ()
484 {
485 register struct frame *f;
486 Lisp_Object frame;
487 char name[20];
488
489 #ifdef MULTI_KBOARD
490 if (!initial_kboard)
491 {
492 initial_kboard = (KBOARD *) xmalloc (sizeof (KBOARD));
493 init_kboard (initial_kboard);
494 initial_kboard->next_kboard = all_kboards;
495 all_kboards = initial_kboard;
496 }
497 #endif
498
499 /* The first call must initialize Vframe_list. */
500 if (! (NILP (Vframe_list) || CONSP (Vframe_list)))
501 Vframe_list = Qnil;
502
503 f = make_frame (1);
504
505 XSETFRAME (frame, f);
506 Vframe_list = Fcons (frame, Vframe_list);
507
508 terminal_frame_count++;
509 sprintf (name, "F%d", terminal_frame_count);
510 f->name = build_string (name);
511
512 f->visible = 1; /* FRAME_SET_VISIBLE wd set frame_garbaged. */
513 f->async_visible = 1; /* Don't let visible be cleared later. */
514 #ifdef MSDOS
515 f->output_data.x = &the_only_x_display;
516 if (!inhibit_window_system
517 && (!FRAMEP (selected_frame) || !FRAME_LIVE_P (XFRAME (selected_frame))
518 || XFRAME (selected_frame)->output_method == output_msdos_raw))
519 {
520 f->output_method = output_msdos_raw;
521 /* This initialization of foreground and background pixels is
522 only important for the initial frame created in temacs. If
523 we don't do that, we get black background and foreground in
524 the dumped Emacs because the_only_x_display is a static
525 variable, hence it is born all-zeroes, and zero is the code
526 for the black color. Other frames all inherit their pixels
527 from what's already in the_only_x_display. */
528 if ((!FRAMEP (selected_frame) || !FRAME_LIVE_P (XFRAME (selected_frame)))
529 && f->output_data.x->background_pixel == 0
530 && f->output_data.x->foreground_pixel == 0)
531 {
532 f->output_data.x->background_pixel = FACE_TTY_DEFAULT_BG_COLOR;
533 f->output_data.x->foreground_pixel = FACE_TTY_DEFAULT_FG_COLOR;
534 }
535 }
536 else
537 f->output_method = output_termcap;
538 #else
539 #ifdef WINDOWSNT
540 f->output_method = output_termcap;
541 f->output_data.x = &tty_display;
542 #else
543 #ifdef MAC_OS8
544 make_mac_terminal_frame (f);
545 #else
546 f->output_data.x = &tty_display;
547 #ifdef CANNOT_DUMP
548 FRAME_FOREGROUND_PIXEL(f) = FACE_TTY_DEFAULT_FG_COLOR;
549 FRAME_BACKGROUND_PIXEL(f) = FACE_TTY_DEFAULT_BG_COLOR;
550 #endif
551 #endif /* MAC_OS8 */
552 #endif /* WINDOWSNT */
553 #endif /* MSDOS */
554
555 if (!noninteractive)
556 init_frame_faces (f);
557
558 return f;
559 }
560
561 DEFUN ("make-terminal-frame", Fmake_terminal_frame, Smake_terminal_frame,
562 1, 1, 0,
563 doc: /* Create an additional terminal frame.
564 You can create multiple frames on a text-only terminal in this way.
565 Only the selected terminal frame is actually displayed.
566 This function takes one argument, an alist specifying frame parameters.
567 In practice, generally you don't need to specify any parameters.
568 Note that changing the size of one terminal frame automatically affects all. */)
569 (parms)
570 Lisp_Object parms;
571 {
572 struct frame *f;
573 Lisp_Object frame, tem;
574 struct frame *sf = SELECTED_FRAME ();
575
576 #ifdef MSDOS
577 if (sf->output_method != output_msdos_raw
578 && sf->output_method != output_termcap)
579 abort ();
580 #else /* not MSDOS */
581
582 #ifdef MAC_OS
583 if (sf->output_method != output_mac)
584 error ("Not running on a Macintosh screen; cannot make a new Macintosh frame");
585 #else
586 if (sf->output_method != output_termcap)
587 error ("Not using an ASCII terminal now; cannot make a new ASCII frame");
588 #endif
589 #endif /* not MSDOS */
590
591 f = make_terminal_frame ();
592
593 change_frame_size (f, FRAME_LINES (sf),
594 FRAME_COLS (sf), 0, 0, 0);
595 adjust_glyphs (f);
596 calculate_costs (f);
597 XSETFRAME (frame, f);
598 Fmodify_frame_parameters (frame, Vdefault_frame_alist);
599 Fmodify_frame_parameters (frame, parms);
600
601 /* Make the frame face alist be frame-specific, so that each
602 frame could change its face definitions independently. */
603 f->face_alist = Fcopy_alist (sf->face_alist);
604 /* Simple Fcopy_alist isn't enough, because we need the contents of
605 the vectors which are the CDRs of associations in face_alist to
606 be copied as well. */
607 for (tem = f->face_alist; CONSP (tem); tem = XCDR (tem))
608 XSETCDR (XCAR (tem), Fcopy_sequence (XCDR (XCAR (tem))));
609 return frame;
610 }
611
612 \f
613 /* Perform the switch to frame FRAME.
614
615 If FRAME is a switch-frame event `(switch-frame FRAME1)', use
616 FRAME1 as frame.
617
618 If TRACK is non-zero and the frame that currently has the focus
619 redirects its focus to the selected frame, redirect that focused
620 frame's focus to FRAME instead.
621
622 FOR_DELETION non-zero means that the selected frame is being
623 deleted, which includes the possibility that the frame's display
624 is dead. */
625
626 Lisp_Object
627 do_switch_frame (frame, track, for_deletion)
628 Lisp_Object frame;
629 int track, for_deletion;
630 {
631 struct frame *sf = SELECTED_FRAME ();
632
633 /* If FRAME is a switch-frame event, extract the frame we should
634 switch to. */
635 if (CONSP (frame)
636 && EQ (XCAR (frame), Qswitch_frame)
637 && CONSP (XCDR (frame)))
638 frame = XCAR (XCDR (frame));
639
640 /* This used to say CHECK_LIVE_FRAME, but apparently it's possible for
641 a switch-frame event to arrive after a frame is no longer live,
642 especially when deleting the initial frame during startup. */
643 CHECK_FRAME (frame);
644 if (! FRAME_LIVE_P (XFRAME (frame)))
645 return Qnil;
646
647 if (sf == XFRAME (frame))
648 return frame;
649
650 /* This is too greedy; it causes inappropriate focus redirection
651 that's hard to get rid of. */
652 #if 0
653 /* If a frame's focus has been redirected toward the currently
654 selected frame, we should change the redirection to point to the
655 newly selected frame. This means that if the focus is redirected
656 from a minibufferless frame to a surrogate minibuffer frame, we
657 can use `other-window' to switch between all the frames using
658 that minibuffer frame, and the focus redirection will follow us
659 around. */
660 if (track)
661 {
662 Lisp_Object tail;
663
664 for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail))
665 {
666 Lisp_Object focus;
667
668 if (!FRAMEP (XCAR (tail)))
669 abort ();
670
671 focus = FRAME_FOCUS_FRAME (XFRAME (XCAR (tail)));
672
673 if (FRAMEP (focus) && XFRAME (focus) == SELECTED_FRAME ())
674 Fredirect_frame_focus (XCAR (tail), frame);
675 }
676 }
677 #else /* ! 0 */
678 /* Instead, apply it only to the frame we're pointing to. */
679 #ifdef HAVE_WINDOW_SYSTEM
680 if (track && FRAME_WINDOW_P (XFRAME (frame)))
681 {
682 Lisp_Object focus, xfocus;
683
684 xfocus = x_get_focus_frame (XFRAME (frame));
685 if (FRAMEP (xfocus))
686 {
687 focus = FRAME_FOCUS_FRAME (XFRAME (xfocus));
688 if (FRAMEP (focus) && XFRAME (focus) == SELECTED_FRAME ())
689 Fredirect_frame_focus (xfocus, frame);
690 }
691 }
692 #endif /* HAVE_X_WINDOWS */
693 #endif /* ! 0 */
694
695 if (!for_deletion && FRAME_HAS_MINIBUF_P (sf))
696 resize_mini_window (XWINDOW (FRAME_MINIBUF_WINDOW (sf)), 1);
697
698 selected_frame = frame;
699 if (! FRAME_MINIBUF_ONLY_P (XFRAME (selected_frame)))
700 last_nonminibuf_frame = XFRAME (selected_frame);
701
702 Fselect_window (XFRAME (frame)->selected_window, Qnil);
703
704 #ifndef WINDOWSNT
705 /* Make sure to switch the tty color mode to that of the newly
706 selected frame. */
707 sf = SELECTED_FRAME ();
708 if (FRAME_TERMCAP_P (sf))
709 {
710 Lisp_Object color_mode_spec, color_mode;
711
712 color_mode_spec = assq_no_quit (Qtty_color_mode, sf->param_alist);
713 if (CONSP (color_mode_spec))
714 color_mode = XCDR (color_mode_spec);
715 else
716 color_mode = make_number (0);
717 set_tty_color_mode (sf, color_mode);
718 }
719 #endif /* !WINDOWSNT */
720
721 /* We want to make sure that the next event generates a frame-switch
722 event to the appropriate frame. This seems kludgy to me, but
723 before you take it out, make sure that evaluating something like
724 (select-window (frame-root-window (new-frame))) doesn't end up
725 with your typing being interpreted in the new frame instead of
726 the one you're actually typing in. */
727 internal_last_event_frame = Qnil;
728
729 return frame;
730 }
731
732 DEFUN ("select-frame", Fselect_frame, Sselect_frame, 1, 1, "e",
733 doc: /* Select the frame FRAME.
734 Subsequent editing commands apply to its selected window.
735 The selection of FRAME lasts until the next time the user does
736 something to select a different frame, or until the next time this
737 function is called. If you are using a window system, the previously
738 selected frame may be restored as the selected frame after return to
739 the command loop, because it still may have the window system's input
740 focus. On a text-only terminal, the next redisplay will display FRAME.
741
742 This function returns FRAME, or nil if FRAME has been deleted. */)
743 (frame)
744 Lisp_Object frame;
745 {
746 return do_switch_frame (frame, 1, 0);
747 }
748
749
750 DEFUN ("handle-switch-frame", Fhandle_switch_frame, Shandle_switch_frame, 1, 1, "e",
751 doc: /* Handle a switch-frame event EVENT.
752 Switch-frame events are usually bound to this function.
753 A switch-frame event tells Emacs that the window manager has requested
754 that the user's events be directed to the frame mentioned in the event.
755 This function selects the selected window of the frame of EVENT.
756
757 If EVENT is frame object, handle it as if it were a switch-frame event
758 to that frame. */)
759 (event)
760 Lisp_Object event;
761 {
762 /* Preserve prefix arg that the command loop just cleared. */
763 current_kboard->Vprefix_arg = Vcurrent_prefix_arg;
764 call1 (Vrun_hooks, Qmouse_leave_buffer_hook);
765 return do_switch_frame (event, 0, 0);
766 }
767
768 DEFUN ("selected-frame", Fselected_frame, Sselected_frame, 0, 0, 0,
769 doc: /* Return the frame that is now selected. */)
770 ()
771 {
772 return selected_frame;
773 }
774 \f
775 DEFUN ("window-frame", Fwindow_frame, Swindow_frame, 1, 1, 0,
776 doc: /* Return the frame object that window WINDOW is on. */)
777 (window)
778 Lisp_Object window;
779 {
780 CHECK_LIVE_WINDOW (window);
781 return XWINDOW (window)->frame;
782 }
783
784 DEFUN ("frame-first-window", Fframe_first_window, Sframe_first_window, 0, 1, 0,
785 doc: /* Returns the topmost, leftmost window of FRAME.
786 If omitted, FRAME defaults to the currently selected frame. */)
787 (frame)
788 Lisp_Object frame;
789 {
790 Lisp_Object w;
791
792 if (NILP (frame))
793 w = SELECTED_FRAME ()->root_window;
794 else
795 {
796 CHECK_LIVE_FRAME (frame);
797 w = XFRAME (frame)->root_window;
798 }
799 while (NILP (XWINDOW (w)->buffer))
800 {
801 if (! NILP (XWINDOW (w)->hchild))
802 w = XWINDOW (w)->hchild;
803 else if (! NILP (XWINDOW (w)->vchild))
804 w = XWINDOW (w)->vchild;
805 else
806 abort ();
807 }
808 return w;
809 }
810
811 DEFUN ("active-minibuffer-window", Factive_minibuffer_window,
812 Sactive_minibuffer_window, 0, 0, 0,
813 doc: /* Return the currently active minibuffer window, or nil if none. */)
814 ()
815 {
816 return minibuf_level ? minibuf_window : Qnil;
817 }
818
819 DEFUN ("frame-root-window", Fframe_root_window, Sframe_root_window, 0, 1, 0,
820 doc: /* Returns the root-window of FRAME.
821 If omitted, FRAME defaults to the currently selected frame. */)
822 (frame)
823 Lisp_Object frame;
824 {
825 Lisp_Object window;
826
827 if (NILP (frame))
828 window = SELECTED_FRAME ()->root_window;
829 else
830 {
831 CHECK_LIVE_FRAME (frame);
832 window = XFRAME (frame)->root_window;
833 }
834
835 return window;
836 }
837
838 DEFUN ("frame-selected-window", Fframe_selected_window,
839 Sframe_selected_window, 0, 1, 0,
840 doc: /* Return the selected window of frame object FRAME.
841 If omitted, FRAME defaults to the currently selected frame. */)
842 (frame)
843 Lisp_Object frame;
844 {
845 Lisp_Object window;
846
847 if (NILP (frame))
848 window = SELECTED_FRAME ()->selected_window;
849 else
850 {
851 CHECK_LIVE_FRAME (frame);
852 window = XFRAME (frame)->selected_window;
853 }
854
855 return window;
856 }
857
858 DEFUN ("set-frame-selected-window", Fset_frame_selected_window,
859 Sset_frame_selected_window, 2, 2, 0,
860 doc: /* Set the selected window of frame object FRAME to WINDOW.
861 Return WINDOW.
862 If FRAME is nil, the selected frame is used.
863 If FRAME is the selected frame, this makes WINDOW the selected window. */)
864 (frame, window)
865 Lisp_Object frame, window;
866 {
867 if (NILP (frame))
868 frame = selected_frame;
869
870 CHECK_LIVE_FRAME (frame);
871 CHECK_LIVE_WINDOW (window);
872
873 if (! EQ (frame, WINDOW_FRAME (XWINDOW (window))))
874 error ("In `set-frame-selected-window', WINDOW is not on FRAME");
875
876 if (EQ (frame, selected_frame))
877 return Fselect_window (window, Qnil);
878
879 return XFRAME (frame)->selected_window = window;
880 }
881 \f
882 DEFUN ("frame-list", Fframe_list, Sframe_list,
883 0, 0, 0,
884 doc: /* Return a list of all frames. */)
885 ()
886 {
887 Lisp_Object frames;
888 frames = Fcopy_sequence (Vframe_list);
889 #ifdef HAVE_WINDOW_SYSTEM
890 if (FRAMEP (tip_frame))
891 frames = Fdelq (tip_frame, frames);
892 #endif
893 return frames;
894 }
895
896 /* Return the next frame in the frame list after FRAME.
897 If MINIBUF is nil, exclude minibuffer-only frames.
898 If MINIBUF is a window, include only its own frame
899 and any frame now using that window as the minibuffer.
900 If MINIBUF is `visible', include all visible frames.
901 If MINIBUF is 0, include all visible and iconified frames.
902 Otherwise, include all frames. */
903
904 Lisp_Object
905 next_frame (frame, minibuf)
906 Lisp_Object frame;
907 Lisp_Object minibuf;
908 {
909 Lisp_Object tail;
910 int passed = 0;
911
912 /* There must always be at least one frame in Vframe_list. */
913 if (! CONSP (Vframe_list))
914 abort ();
915
916 /* If this frame is dead, it won't be in Vframe_list, and we'll loop
917 forever. Forestall that. */
918 CHECK_LIVE_FRAME (frame);
919
920 while (1)
921 for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail))
922 {
923 Lisp_Object f;
924
925 f = XCAR (tail);
926
927 if (passed
928 && FRAME_KBOARD (XFRAME (f)) == FRAME_KBOARD (XFRAME (frame)))
929 {
930 /* Decide whether this frame is eligible to be returned. */
931
932 /* If we've looped all the way around without finding any
933 eligible frames, return the original frame. */
934 if (EQ (f, frame))
935 return f;
936
937 /* Let minibuf decide if this frame is acceptable. */
938 if (NILP (minibuf))
939 {
940 if (! FRAME_MINIBUF_ONLY_P (XFRAME (f)))
941 return f;
942 }
943 else if (EQ (minibuf, Qvisible))
944 {
945 FRAME_SAMPLE_VISIBILITY (XFRAME (f));
946 if (FRAME_VISIBLE_P (XFRAME (f)))
947 return f;
948 }
949 else if (INTEGERP (minibuf) && XINT (minibuf) == 0)
950 {
951 FRAME_SAMPLE_VISIBILITY (XFRAME (f));
952 if (FRAME_VISIBLE_P (XFRAME (f))
953 || FRAME_ICONIFIED_P (XFRAME (f)))
954 return f;
955 }
956 else if (WINDOWP (minibuf))
957 {
958 if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f)), minibuf)
959 || EQ (WINDOW_FRAME (XWINDOW (minibuf)), f)
960 || EQ (WINDOW_FRAME (XWINDOW (minibuf)),
961 FRAME_FOCUS_FRAME (XFRAME (f))))
962 return f;
963 }
964 else
965 return f;
966 }
967
968 if (EQ (frame, f))
969 passed++;
970 }
971 }
972
973 /* Return the previous frame in the frame list before FRAME.
974 If MINIBUF is nil, exclude minibuffer-only frames.
975 If MINIBUF is a window, include only its own frame
976 and any frame now using that window as the minibuffer.
977 If MINIBUF is `visible', include all visible frames.
978 If MINIBUF is 0, include all visible and iconified frames.
979 Otherwise, include all frames. */
980
981 Lisp_Object
982 prev_frame (frame, minibuf)
983 Lisp_Object frame;
984 Lisp_Object minibuf;
985 {
986 Lisp_Object tail;
987 Lisp_Object prev;
988
989 /* There must always be at least one frame in Vframe_list. */
990 if (! CONSP (Vframe_list))
991 abort ();
992
993 prev = Qnil;
994 for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail))
995 {
996 Lisp_Object f;
997
998 f = XCAR (tail);
999 if (!FRAMEP (f))
1000 abort ();
1001
1002 if (EQ (frame, f) && !NILP (prev))
1003 return prev;
1004
1005 if (FRAME_KBOARD (XFRAME (f)) == FRAME_KBOARD (XFRAME (frame)))
1006 {
1007 /* Decide whether this frame is eligible to be returned,
1008 according to minibuf. */
1009 if (NILP (minibuf))
1010 {
1011 if (! FRAME_MINIBUF_ONLY_P (XFRAME (f)))
1012 prev = f;
1013 }
1014 else if (WINDOWP (minibuf))
1015 {
1016 if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f)), minibuf)
1017 || EQ (WINDOW_FRAME (XWINDOW (minibuf)), f)
1018 || EQ (WINDOW_FRAME (XWINDOW (minibuf)),
1019 FRAME_FOCUS_FRAME (XFRAME (f))))
1020 prev = f;
1021 }
1022 else if (EQ (minibuf, Qvisible))
1023 {
1024 FRAME_SAMPLE_VISIBILITY (XFRAME (f));
1025 if (FRAME_VISIBLE_P (XFRAME (f)))
1026 prev = f;
1027 }
1028 else if (XFASTINT (minibuf) == 0)
1029 {
1030 FRAME_SAMPLE_VISIBILITY (XFRAME (f));
1031 if (FRAME_VISIBLE_P (XFRAME (f))
1032 || FRAME_ICONIFIED_P (XFRAME (f)))
1033 prev = f;
1034 }
1035 else
1036 prev = f;
1037 }
1038 }
1039
1040 /* We've scanned the entire list. */
1041 if (NILP (prev))
1042 /* We went through the whole frame list without finding a single
1043 acceptable frame. Return the original frame. */
1044 return frame;
1045 else
1046 /* There were no acceptable frames in the list before FRAME; otherwise,
1047 we would have returned directly from the loop. Since PREV is the last
1048 acceptable frame in the list, return it. */
1049 return prev;
1050 }
1051
1052
1053 DEFUN ("next-frame", Fnext_frame, Snext_frame, 0, 2, 0,
1054 doc: /* Return the next frame in the frame list after FRAME.
1055 It considers only frames on the same terminal as FRAME.
1056 By default, skip minibuffer-only frames.
1057 If omitted, FRAME defaults to the selected frame.
1058 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1059 If MINIFRAME is a window, include only its own frame
1060 and any frame now using that window as the minibuffer.
1061 If MINIFRAME is `visible', include all visible frames.
1062 If MINIFRAME is 0, include all visible and iconified frames.
1063 Otherwise, include all frames. */)
1064 (frame, miniframe)
1065 Lisp_Object frame, miniframe;
1066 {
1067 if (NILP (frame))
1068 frame = selected_frame;
1069
1070 CHECK_LIVE_FRAME (frame);
1071 return next_frame (frame, miniframe);
1072 }
1073
1074 DEFUN ("previous-frame", Fprevious_frame, Sprevious_frame, 0, 2, 0,
1075 doc: /* Return the previous frame in the frame list before FRAME.
1076 It considers only frames on the same terminal as FRAME.
1077 By default, skip minibuffer-only frames.
1078 If omitted, FRAME defaults to the selected frame.
1079 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1080 If MINIFRAME is a window, include only its own frame
1081 and any frame now using that window as the minibuffer.
1082 If MINIFRAME is `visible', include all visible frames.
1083 If MINIFRAME is 0, include all visible and iconified frames.
1084 Otherwise, include all frames. */)
1085 (frame, miniframe)
1086 Lisp_Object frame, miniframe;
1087 {
1088 if (NILP (frame))
1089 frame = selected_frame;
1090 CHECK_LIVE_FRAME (frame);
1091 return prev_frame (frame, miniframe);
1092 }
1093 \f
1094 /* Return 1 if it is ok to delete frame F;
1095 0 if all frames aside from F are invisible.
1096 (Exception: if F is the terminal frame, and we are using X, return 1.) */
1097
1098 int
1099 other_visible_frames (f)
1100 FRAME_PTR f;
1101 {
1102 /* We know the selected frame is visible,
1103 so if F is some other frame, it can't be the sole visible one. */
1104 if (f == SELECTED_FRAME ())
1105 {
1106 Lisp_Object frames;
1107 int count = 0;
1108
1109 for (frames = Vframe_list;
1110 CONSP (frames);
1111 frames = XCDR (frames))
1112 {
1113 Lisp_Object this;
1114
1115 this = XCAR (frames);
1116 /* Verify that the frame's window still exists
1117 and we can still talk to it. And note any recent change
1118 in visibility. */
1119 #ifdef HAVE_WINDOW_SYSTEM
1120 if (FRAME_WINDOW_P (XFRAME (this)))
1121 {
1122 x_sync (XFRAME (this));
1123 FRAME_SAMPLE_VISIBILITY (XFRAME (this));
1124 }
1125 #endif
1126
1127 if (FRAME_VISIBLE_P (XFRAME (this))
1128 || FRAME_ICONIFIED_P (XFRAME (this))
1129 /* Allow deleting the terminal frame when at least
1130 one X frame exists! */
1131 || (FRAME_WINDOW_P (XFRAME (this)) && !FRAME_WINDOW_P (f)))
1132 count++;
1133 }
1134 return count > 1;
1135 }
1136 return 1;
1137 }
1138
1139 DEFUN ("delete-frame", Fdelete_frame, Sdelete_frame, 0, 2, "",
1140 doc: /* Delete FRAME, permanently eliminating it from use.
1141 If omitted, FRAME defaults to the selected frame.
1142 A frame may not be deleted if its minibuffer is used by other frames.
1143 Normally, you may not delete a frame if all other frames are invisible,
1144 but if the second optional argument FORCE is non-nil, you may do so.
1145
1146 This function runs `delete-frame-functions' before actually deleting the
1147 frame, unless the frame is a tooltip.
1148 The functions are run with one arg, the frame to be deleted. */)
1149 (frame, force)
1150 Lisp_Object frame, force;
1151 {
1152 struct frame *f;
1153 struct frame *sf = SELECTED_FRAME ();
1154 int minibuffer_selected;
1155
1156 if (EQ (frame, Qnil))
1157 {
1158 f = sf;
1159 XSETFRAME (frame, f);
1160 }
1161 else
1162 {
1163 CHECK_FRAME (frame);
1164 f = XFRAME (frame);
1165 }
1166
1167 if (! FRAME_LIVE_P (f))
1168 return Qnil;
1169
1170 if (NILP (force) && !other_visible_frames (f)
1171 #ifdef MAC_OS8
1172 /* Terminal frame deleted before any other visible frames are
1173 created. */
1174 && strcmp (SDATA (f->name), "F1") != 0
1175 #endif
1176 )
1177 error ("Attempt to delete the sole visible or iconified frame");
1178
1179 #if 0
1180 /* This is a nice idea, but x_connection_closed needs to be able
1181 to delete the last frame, if it is gone. */
1182 if (NILP (XCDR (Vframe_list)))
1183 error ("Attempt to delete the only frame");
1184 #endif
1185
1186 /* Does this frame have a minibuffer, and is it the surrogate
1187 minibuffer for any other frame? */
1188 if (FRAME_HAS_MINIBUF_P (XFRAME (frame)))
1189 {
1190 Lisp_Object frames;
1191
1192 for (frames = Vframe_list;
1193 CONSP (frames);
1194 frames = XCDR (frames))
1195 {
1196 Lisp_Object this;
1197 this = XCAR (frames);
1198
1199 if (! EQ (this, frame)
1200 && EQ (frame,
1201 WINDOW_FRAME (XWINDOW
1202 (FRAME_MINIBUF_WINDOW (XFRAME (this))))))
1203 error ("Attempt to delete a surrogate minibuffer frame");
1204 }
1205 }
1206
1207 /* Run `delete-frame-functions' unless frame is a tooltip. */
1208 if (!NILP (Vrun_hooks)
1209 && NILP (Fframe_parameter (frame, intern ("tooltip"))))
1210 {
1211 Lisp_Object args[2];
1212 args[0] = intern ("delete-frame-functions");
1213 args[1] = frame;
1214 Frun_hook_with_args (2, args);
1215 }
1216
1217 minibuffer_selected = EQ (minibuf_window, selected_window);
1218
1219 /* Don't let the frame remain selected. */
1220 if (f == sf)
1221 {
1222 Lisp_Object tail, frame1;
1223
1224 /* Look for another visible frame on the same terminal. */
1225 frame1 = next_frame (frame, Qvisible);
1226
1227 /* If there is none, find *some* other frame. */
1228 if (NILP (frame1) || EQ (frame1, frame))
1229 {
1230 FOR_EACH_FRAME (tail, frame1)
1231 {
1232 if (! EQ (frame, frame1))
1233 break;
1234 }
1235 }
1236
1237 do_switch_frame (frame1, 0, 1);
1238 sf = SELECTED_FRAME ();
1239 }
1240
1241 /* Don't allow minibuf_window to remain on a deleted frame. */
1242 if (EQ (f->minibuffer_window, minibuf_window))
1243 {
1244 Fset_window_buffer (sf->minibuffer_window,
1245 XWINDOW (minibuf_window)->buffer, Qnil);
1246 minibuf_window = sf->minibuffer_window;
1247
1248 /* If the dying minibuffer window was selected,
1249 select the new one. */
1250 if (minibuffer_selected)
1251 Fselect_window (minibuf_window, Qnil);
1252 }
1253
1254 /* Don't let echo_area_window to remain on a deleted frame. */
1255 if (EQ (f->minibuffer_window, echo_area_window))
1256 echo_area_window = sf->minibuffer_window;
1257
1258 /* Clear any X selections for this frame. */
1259 #ifdef HAVE_X_WINDOWS
1260 if (FRAME_X_P (f))
1261 x_clear_frame_selections (f);
1262 #endif
1263 #ifdef MAC_OS
1264 if (FRAME_MAC_P (f))
1265 x_clear_frame_selections (f);
1266 #endif
1267
1268 /* Free glyphs.
1269 This function must be called before the window tree of the
1270 frame is deleted because windows contain dynamically allocated
1271 memory. */
1272 free_glyphs (f);
1273
1274 /* Mark all the windows that used to be on FRAME as deleted, and then
1275 remove the reference to them. */
1276 delete_all_subwindows (XWINDOW (f->root_window));
1277 f->root_window = Qnil;
1278
1279 Vframe_list = Fdelq (frame, Vframe_list);
1280 FRAME_SET_VISIBLE (f, 0);
1281
1282 if (f->namebuf)
1283 xfree (f->namebuf);
1284 if (f->decode_mode_spec_buffer)
1285 xfree (f->decode_mode_spec_buffer);
1286 if (FRAME_INSERT_COST (f))
1287 xfree (FRAME_INSERT_COST (f));
1288 if (FRAME_DELETEN_COST (f))
1289 xfree (FRAME_DELETEN_COST (f));
1290 if (FRAME_INSERTN_COST (f))
1291 xfree (FRAME_INSERTN_COST (f));
1292 if (FRAME_DELETE_COST (f))
1293 xfree (FRAME_DELETE_COST (f));
1294 if (FRAME_MESSAGE_BUF (f))
1295 xfree (FRAME_MESSAGE_BUF (f));
1296
1297 /* Since some events are handled at the interrupt level, we may get
1298 an event for f at any time; if we zero out the frame's display
1299 now, then we may trip up the event-handling code. Instead, we'll
1300 promise that the display of the frame must be valid until we have
1301 called the window-system-dependent frame destruction routine. */
1302
1303 /* I think this should be done with a hook. */
1304 #ifdef HAVE_WINDOW_SYSTEM
1305 if (FRAME_WINDOW_P (f))
1306 x_destroy_window (f);
1307 #endif
1308
1309 f->output_data.nothing = 0;
1310
1311 /* If we've deleted the last_nonminibuf_frame, then try to find
1312 another one. */
1313 if (f == last_nonminibuf_frame)
1314 {
1315 Lisp_Object frames;
1316
1317 last_nonminibuf_frame = 0;
1318
1319 for (frames = Vframe_list;
1320 CONSP (frames);
1321 frames = XCDR (frames))
1322 {
1323 f = XFRAME (XCAR (frames));
1324 if (!FRAME_MINIBUF_ONLY_P (f))
1325 {
1326 last_nonminibuf_frame = f;
1327 break;
1328 }
1329 }
1330 }
1331
1332 /* If there's no other frame on the same kboard, get out of
1333 single-kboard state if we're in it for this kboard. */
1334 {
1335 Lisp_Object frames;
1336 /* Some frame we found on the same kboard, or nil if there are none. */
1337 Lisp_Object frame_on_same_kboard;
1338
1339 frame_on_same_kboard = Qnil;
1340
1341 for (frames = Vframe_list;
1342 CONSP (frames);
1343 frames = XCDR (frames))
1344 {
1345 Lisp_Object this;
1346 struct frame *f1;
1347
1348 this = XCAR (frames);
1349 if (!FRAMEP (this))
1350 abort ();
1351 f1 = XFRAME (this);
1352
1353 if (FRAME_KBOARD (f) == FRAME_KBOARD (f1))
1354 frame_on_same_kboard = this;
1355 }
1356
1357 if (NILP (frame_on_same_kboard))
1358 not_single_kboard_state (FRAME_KBOARD (f));
1359 }
1360
1361
1362 /* If we've deleted this keyboard's default_minibuffer_frame, try to
1363 find another one. Prefer minibuffer-only frames, but also notice
1364 frames with other windows. */
1365 if (EQ (frame, FRAME_KBOARD (f)->Vdefault_minibuffer_frame))
1366 {
1367 Lisp_Object frames;
1368
1369 /* The last frame we saw with a minibuffer, minibuffer-only or not. */
1370 Lisp_Object frame_with_minibuf;
1371 /* Some frame we found on the same kboard, or nil if there are none. */
1372 Lisp_Object frame_on_same_kboard;
1373
1374 frame_on_same_kboard = Qnil;
1375 frame_with_minibuf = Qnil;
1376
1377 for (frames = Vframe_list;
1378 CONSP (frames);
1379 frames = XCDR (frames))
1380 {
1381 Lisp_Object this;
1382 struct frame *f1;
1383
1384 this = XCAR (frames);
1385 if (!FRAMEP (this))
1386 abort ();
1387 f1 = XFRAME (this);
1388
1389 /* Consider only frames on the same kboard
1390 and only those with minibuffers. */
1391 if (FRAME_KBOARD (f) == FRAME_KBOARD (f1)
1392 && FRAME_HAS_MINIBUF_P (f1))
1393 {
1394 frame_with_minibuf = this;
1395 if (FRAME_MINIBUF_ONLY_P (f1))
1396 break;
1397 }
1398
1399 if (FRAME_KBOARD (f) == FRAME_KBOARD (f1))
1400 frame_on_same_kboard = this;
1401 }
1402
1403 if (!NILP (frame_on_same_kboard))
1404 {
1405 /* We know that there must be some frame with a minibuffer out
1406 there. If this were not true, all of the frames present
1407 would have to be minibufferless, which implies that at some
1408 point their minibuffer frames must have been deleted, but
1409 that is prohibited at the top; you can't delete surrogate
1410 minibuffer frames. */
1411 if (NILP (frame_with_minibuf))
1412 abort ();
1413
1414 FRAME_KBOARD (f)->Vdefault_minibuffer_frame = frame_with_minibuf;
1415 }
1416 else
1417 /* No frames left on this kboard--say no minibuffer either. */
1418 FRAME_KBOARD (f)->Vdefault_minibuffer_frame = Qnil;
1419 }
1420
1421 /* Cause frame titles to update--necessary if we now have just one frame. */
1422 update_mode_lines = 1;
1423
1424 return Qnil;
1425 }
1426 \f
1427 /* Return mouse position in character cell units. */
1428
1429 DEFUN ("mouse-position", Fmouse_position, Smouse_position, 0, 0, 0,
1430 doc: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1431 The position is given in character cells, where (0, 0) is the
1432 upper-left corner.
1433 If Emacs is running on a mouseless terminal or hasn't been programmed
1434 to read the mouse position, it returns the selected frame for FRAME
1435 and nil for X and Y.
1436 If `mouse-position-function' is non-nil, `mouse-position' calls it,
1437 passing the normal return value to that function as an argument,
1438 and returns whatever that function returns. */)
1439 ()
1440 {
1441 FRAME_PTR f;
1442 Lisp_Object lispy_dummy;
1443 enum scroll_bar_part party_dummy;
1444 Lisp_Object x, y, retval;
1445 int col, row;
1446 unsigned long long_dummy;
1447 struct gcpro gcpro1;
1448
1449 f = SELECTED_FRAME ();
1450 x = y = Qnil;
1451
1452 #ifdef HAVE_MOUSE
1453 /* It's okay for the hook to refrain from storing anything. */
1454 if (mouse_position_hook)
1455 (*mouse_position_hook) (&f, -1,
1456 &lispy_dummy, &party_dummy,
1457 &x, &y,
1458 &long_dummy);
1459 if (! NILP (x))
1460 {
1461 col = XINT (x);
1462 row = XINT (y);
1463 pixel_to_glyph_coords (f, col, row, &col, &row, NULL, 1);
1464 XSETINT (x, col);
1465 XSETINT (y, row);
1466 }
1467 #endif
1468 XSETFRAME (lispy_dummy, f);
1469 retval = Fcons (lispy_dummy, Fcons (x, y));
1470 GCPRO1 (retval);
1471 if (!NILP (Vmouse_position_function))
1472 retval = call1 (Vmouse_position_function, retval);
1473 RETURN_UNGCPRO (retval);
1474 }
1475
1476 DEFUN ("mouse-pixel-position", Fmouse_pixel_position,
1477 Smouse_pixel_position, 0, 0, 0,
1478 doc: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1479 The position is given in pixel units, where (0, 0) is the
1480 upper-left corner.
1481 If Emacs is running on a mouseless terminal or hasn't been programmed
1482 to read the mouse position, it returns the selected frame for FRAME
1483 and nil for X and Y. */)
1484 ()
1485 {
1486 FRAME_PTR f;
1487 Lisp_Object lispy_dummy;
1488 enum scroll_bar_part party_dummy;
1489 Lisp_Object x, y;
1490 unsigned long long_dummy;
1491
1492 f = SELECTED_FRAME ();
1493 x = y = Qnil;
1494
1495 #ifdef HAVE_MOUSE
1496 /* It's okay for the hook to refrain from storing anything. */
1497 if (mouse_position_hook)
1498 (*mouse_position_hook) (&f, -1,
1499 &lispy_dummy, &party_dummy,
1500 &x, &y,
1501 &long_dummy);
1502 #endif
1503 XSETFRAME (lispy_dummy, f);
1504 return Fcons (lispy_dummy, Fcons (x, y));
1505 }
1506
1507 DEFUN ("set-mouse-position", Fset_mouse_position, Sset_mouse_position, 3, 3, 0,
1508 doc: /* Move the mouse pointer to the center of character cell (X,Y) in FRAME.
1509 Coordinates are relative to the frame, not a window,
1510 so the coordinates of the top left character in the frame
1511 may be nonzero due to left-hand scroll bars or the menu bar.
1512
1513 This function is a no-op for an X frame that is not visible.
1514 If you have just created a frame, you must wait for it to become visible
1515 before calling this function on it, like this.
1516 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1517 (frame, x, y)
1518 Lisp_Object frame, x, y;
1519 {
1520 CHECK_LIVE_FRAME (frame);
1521 CHECK_NUMBER (x);
1522 CHECK_NUMBER (y);
1523
1524 /* I think this should be done with a hook. */
1525 #ifdef HAVE_WINDOW_SYSTEM
1526 if (FRAME_WINDOW_P (XFRAME (frame)))
1527 /* Warping the mouse will cause enternotify and focus events. */
1528 x_set_mouse_position (XFRAME (frame), XINT (x), XINT (y));
1529 #else
1530 #if defined (MSDOS) && defined (HAVE_MOUSE)
1531 if (FRAME_MSDOS_P (XFRAME (frame)))
1532 {
1533 Fselect_frame (frame);
1534 mouse_moveto (XINT (x), XINT (y));
1535 }
1536 #endif
1537 #endif
1538
1539 return Qnil;
1540 }
1541
1542 DEFUN ("set-mouse-pixel-position", Fset_mouse_pixel_position,
1543 Sset_mouse_pixel_position, 3, 3, 0,
1544 doc: /* Move the mouse pointer to pixel position (X,Y) in FRAME.
1545 Note, this is a no-op for an X frame that is not visible.
1546 If you have just created a frame, you must wait for it to become visible
1547 before calling this function on it, like this.
1548 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1549 (frame, x, y)
1550 Lisp_Object frame, x, y;
1551 {
1552 CHECK_LIVE_FRAME (frame);
1553 CHECK_NUMBER (x);
1554 CHECK_NUMBER (y);
1555
1556 /* I think this should be done with a hook. */
1557 #ifdef HAVE_WINDOW_SYSTEM
1558 if (FRAME_WINDOW_P (XFRAME (frame)))
1559 /* Warping the mouse will cause enternotify and focus events. */
1560 x_set_mouse_pixel_position (XFRAME (frame), XINT (x), XINT (y));
1561 #else
1562 #if defined (MSDOS) && defined (HAVE_MOUSE)
1563 if (FRAME_MSDOS_P (XFRAME (frame)))
1564 {
1565 Fselect_frame (frame);
1566 mouse_moveto (XINT (x), XINT (y));
1567 }
1568 #endif
1569 #endif
1570
1571 return Qnil;
1572 }
1573 \f
1574 static void make_frame_visible_1 P_ ((Lisp_Object));
1575
1576 DEFUN ("make-frame-visible", Fmake_frame_visible, Smake_frame_visible,
1577 0, 1, "",
1578 doc: /* Make the frame FRAME visible (assuming it is an X window).
1579 If omitted, FRAME defaults to the currently selected frame. */)
1580 (frame)
1581 Lisp_Object frame;
1582 {
1583 if (NILP (frame))
1584 frame = selected_frame;
1585
1586 CHECK_LIVE_FRAME (frame);
1587
1588 /* I think this should be done with a hook. */
1589 #ifdef HAVE_WINDOW_SYSTEM
1590 if (FRAME_WINDOW_P (XFRAME (frame)))
1591 {
1592 FRAME_SAMPLE_VISIBILITY (XFRAME (frame));
1593 x_make_frame_visible (XFRAME (frame));
1594 }
1595 #endif
1596
1597 make_frame_visible_1 (XFRAME (frame)->root_window);
1598
1599 /* Make menu bar update for the Buffers and Frames menus. */
1600 windows_or_buffers_changed++;
1601
1602 return frame;
1603 }
1604
1605 /* Update the display_time slot of the buffers shown in WINDOW
1606 and all its descendents. */
1607
1608 static void
1609 make_frame_visible_1 (window)
1610 Lisp_Object window;
1611 {
1612 struct window *w;
1613
1614 for (;!NILP (window); window = w->next)
1615 {
1616 w = XWINDOW (window);
1617
1618 if (!NILP (w->buffer))
1619 XBUFFER (w->buffer)->display_time = Fcurrent_time ();
1620
1621 if (!NILP (w->vchild))
1622 make_frame_visible_1 (w->vchild);
1623 if (!NILP (w->hchild))
1624 make_frame_visible_1 (w->hchild);
1625 }
1626 }
1627
1628 DEFUN ("make-frame-invisible", Fmake_frame_invisible, Smake_frame_invisible,
1629 0, 2, "",
1630 doc: /* Make the frame FRAME invisible (assuming it is an X window).
1631 If omitted, FRAME defaults to the currently selected frame.
1632 Normally you may not make FRAME invisible if all other frames are invisible,
1633 but if the second optional argument FORCE is non-nil, you may do so. */)
1634 (frame, force)
1635 Lisp_Object frame, force;
1636 {
1637 if (NILP (frame))
1638 frame = selected_frame;
1639
1640 CHECK_LIVE_FRAME (frame);
1641
1642 if (NILP (force) && !other_visible_frames (XFRAME (frame)))
1643 error ("Attempt to make invisible the sole visible or iconified frame");
1644
1645 #if 0 /* This isn't logically necessary, and it can do GC. */
1646 /* Don't let the frame remain selected. */
1647 if (EQ (frame, selected_frame))
1648 do_switch_frame (next_frame (frame, Qt), 0, 0)
1649 #endif
1650
1651 /* Don't allow minibuf_window to remain on a deleted frame. */
1652 if (EQ (XFRAME (frame)->minibuffer_window, minibuf_window))
1653 {
1654 struct frame *sf = XFRAME (selected_frame);
1655 Fset_window_buffer (sf->minibuffer_window,
1656 XWINDOW (minibuf_window)->buffer, Qnil);
1657 minibuf_window = sf->minibuffer_window;
1658 }
1659
1660 /* I think this should be done with a hook. */
1661 #ifdef HAVE_WINDOW_SYSTEM
1662 if (FRAME_WINDOW_P (XFRAME (frame)))
1663 x_make_frame_invisible (XFRAME (frame));
1664 #endif
1665
1666 /* Make menu bar update for the Buffers and Frames menus. */
1667 windows_or_buffers_changed++;
1668
1669 return Qnil;
1670 }
1671
1672 DEFUN ("iconify-frame", Ficonify_frame, Siconify_frame,
1673 0, 1, "",
1674 doc: /* Make the frame FRAME into an icon.
1675 If omitted, FRAME defaults to the currently selected frame. */)
1676 (frame)
1677 Lisp_Object frame;
1678 {
1679 if (NILP (frame))
1680 frame = selected_frame;
1681
1682 CHECK_LIVE_FRAME (frame);
1683
1684 #if 0 /* This isn't logically necessary, and it can do GC. */
1685 /* Don't let the frame remain selected. */
1686 if (EQ (frame, selected_frame))
1687 Fhandle_switch_frame (next_frame (frame, Qt));
1688 #endif
1689
1690 /* Don't allow minibuf_window to remain on a deleted frame. */
1691 if (EQ (XFRAME (frame)->minibuffer_window, minibuf_window))
1692 {
1693 struct frame *sf = XFRAME (selected_frame);
1694 Fset_window_buffer (sf->minibuffer_window,
1695 XWINDOW (minibuf_window)->buffer, Qnil);
1696 minibuf_window = sf->minibuffer_window;
1697 }
1698
1699 /* I think this should be done with a hook. */
1700 #ifdef HAVE_WINDOW_SYSTEM
1701 if (FRAME_WINDOW_P (XFRAME (frame)))
1702 x_iconify_frame (XFRAME (frame));
1703 #endif
1704
1705 /* Make menu bar update for the Buffers and Frames menus. */
1706 windows_or_buffers_changed++;
1707
1708 return Qnil;
1709 }
1710
1711 DEFUN ("frame-visible-p", Fframe_visible_p, Sframe_visible_p,
1712 1, 1, 0,
1713 doc: /* Return t if FRAME is now \"visible\" (actually in use for display).
1714 A frame that is not \"visible\" is not updated and, if it works through
1715 a window system, it may not show at all.
1716 Return the symbol `icon' if frame is visible only as an icon.
1717
1718 On a text-only terminal, all frames are considered visible, whether
1719 they are currently being displayed or not, and this function returns t
1720 for all frames. */)
1721 (frame)
1722 Lisp_Object frame;
1723 {
1724 CHECK_LIVE_FRAME (frame);
1725
1726 FRAME_SAMPLE_VISIBILITY (XFRAME (frame));
1727
1728 if (FRAME_VISIBLE_P (XFRAME (frame)))
1729 return Qt;
1730 if (FRAME_ICONIFIED_P (XFRAME (frame)))
1731 return Qicon;
1732 return Qnil;
1733 }
1734
1735 DEFUN ("visible-frame-list", Fvisible_frame_list, Svisible_frame_list,
1736 0, 0, 0,
1737 doc: /* Return a list of all frames now \"visible\" (being updated). */)
1738 ()
1739 {
1740 Lisp_Object tail, frame;
1741 struct frame *f;
1742 Lisp_Object value;
1743
1744 value = Qnil;
1745 for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail))
1746 {
1747 frame = XCAR (tail);
1748 if (!FRAMEP (frame))
1749 continue;
1750 f = XFRAME (frame);
1751 if (FRAME_VISIBLE_P (f))
1752 value = Fcons (frame, value);
1753 }
1754 return value;
1755 }
1756
1757
1758 DEFUN ("raise-frame", Fraise_frame, Sraise_frame, 0, 1, "",
1759 doc: /* Bring FRAME to the front, so it occludes any frames it overlaps.
1760 If FRAME is invisible or iconified, make it visible.
1761 If you don't specify a frame, the selected frame is used.
1762 If Emacs is displaying on an ordinary terminal or some other device which
1763 doesn't support multiple overlapping frames, this function does nothing. */)
1764 (frame)
1765 Lisp_Object frame;
1766 {
1767 if (NILP (frame))
1768 frame = selected_frame;
1769
1770 CHECK_LIVE_FRAME (frame);
1771
1772 /* Do like the documentation says. */
1773 Fmake_frame_visible (frame);
1774
1775 if (frame_raise_lower_hook)
1776 (*frame_raise_lower_hook) (XFRAME (frame), 1);
1777
1778 return Qnil;
1779 }
1780
1781 /* Should we have a corresponding function called Flower_Power? */
1782 DEFUN ("lower-frame", Flower_frame, Slower_frame, 0, 1, "",
1783 doc: /* Send FRAME to the back, so it is occluded by any frames that overlap it.
1784 If you don't specify a frame, the selected frame is used.
1785 If Emacs is displaying on an ordinary terminal or some other device which
1786 doesn't support multiple overlapping frames, this function does nothing. */)
1787 (frame)
1788 Lisp_Object frame;
1789 {
1790 if (NILP (frame))
1791 frame = selected_frame;
1792
1793 CHECK_LIVE_FRAME (frame);
1794
1795 if (frame_raise_lower_hook)
1796 (*frame_raise_lower_hook) (XFRAME (frame), 0);
1797
1798 return Qnil;
1799 }
1800
1801 \f
1802 DEFUN ("redirect-frame-focus", Fredirect_frame_focus, Sredirect_frame_focus,
1803 1, 2, 0,
1804 doc: /* Arrange for keystrokes typed at FRAME to be sent to FOCUS-FRAME.
1805 In other words, switch-frame events caused by events in FRAME will
1806 request a switch to FOCUS-FRAME, and `last-event-frame' will be
1807 FOCUS-FRAME after reading an event typed at FRAME.
1808
1809 If FOCUS-FRAME is omitted or nil, any existing redirection is
1810 cancelled, and the frame again receives its own keystrokes.
1811
1812 Focus redirection is useful for temporarily redirecting keystrokes to
1813 a surrogate minibuffer frame when a frame doesn't have its own
1814 minibuffer window.
1815
1816 A frame's focus redirection can be changed by select-frame. If frame
1817 FOO is selected, and then a different frame BAR is selected, any
1818 frames redirecting their focus to FOO are shifted to redirect their
1819 focus to BAR. This allows focus redirection to work properly when the
1820 user switches from one frame to another using `select-window'.
1821
1822 This means that a frame whose focus is redirected to itself is treated
1823 differently from a frame whose focus is redirected to nil; the former
1824 is affected by select-frame, while the latter is not.
1825
1826 The redirection lasts until `redirect-frame-focus' is called to change it. */)
1827 (frame, focus_frame)
1828 Lisp_Object frame, focus_frame;
1829 {
1830 /* Note that we don't check for a live frame here. It's reasonable
1831 to redirect the focus of a frame you're about to delete, if you
1832 know what other frame should receive those keystrokes. */
1833 CHECK_FRAME (frame);
1834
1835 if (! NILP (focus_frame))
1836 CHECK_LIVE_FRAME (focus_frame);
1837
1838 XFRAME (frame)->focus_frame = focus_frame;
1839
1840 if (frame_rehighlight_hook)
1841 (*frame_rehighlight_hook) (XFRAME (frame));
1842
1843 return Qnil;
1844 }
1845
1846
1847 DEFUN ("frame-focus", Fframe_focus, Sframe_focus, 1, 1, 0,
1848 doc: /* Return the frame to which FRAME's keystrokes are currently being sent.
1849 This returns nil if FRAME's focus is not redirected.
1850 See `redirect-frame-focus'. */)
1851 (frame)
1852 Lisp_Object frame;
1853 {
1854 CHECK_LIVE_FRAME (frame);
1855
1856 return FRAME_FOCUS_FRAME (XFRAME (frame));
1857 }
1858
1859
1860 \f
1861 /* Return the value of frame parameter PROP in frame FRAME. */
1862
1863 Lisp_Object
1864 get_frame_param (frame, prop)
1865 register struct frame *frame;
1866 Lisp_Object prop;
1867 {
1868 register Lisp_Object tem;
1869
1870 tem = Fassq (prop, frame->param_alist);
1871 if (EQ (tem, Qnil))
1872 return tem;
1873 return Fcdr (tem);
1874 }
1875
1876 /* Return the buffer-predicate of the selected frame. */
1877
1878 Lisp_Object
1879 frame_buffer_predicate (frame)
1880 Lisp_Object frame;
1881 {
1882 return XFRAME (frame)->buffer_predicate;
1883 }
1884
1885 /* Return the buffer-list of the selected frame. */
1886
1887 Lisp_Object
1888 frame_buffer_list (frame)
1889 Lisp_Object frame;
1890 {
1891 return XFRAME (frame)->buffer_list;
1892 }
1893
1894 /* Set the buffer-list of the selected frame. */
1895
1896 void
1897 set_frame_buffer_list (frame, list)
1898 Lisp_Object frame, list;
1899 {
1900 XFRAME (frame)->buffer_list = list;
1901 }
1902
1903 /* Discard BUFFER from the buffer-list of each frame. */
1904
1905 void
1906 frames_discard_buffer (buffer)
1907 Lisp_Object buffer;
1908 {
1909 Lisp_Object frame, tail;
1910
1911 FOR_EACH_FRAME (tail, frame)
1912 {
1913 XFRAME (frame)->buffer_list
1914 = Fdelq (buffer, XFRAME (frame)->buffer_list);
1915 }
1916 }
1917
1918 /* Modify the alist in *ALISTPTR to associate PROP with VAL.
1919 If the alist already has an element for PROP, we change it. */
1920
1921 void
1922 store_in_alist (alistptr, prop, val)
1923 Lisp_Object *alistptr, val;
1924 Lisp_Object prop;
1925 {
1926 register Lisp_Object tem;
1927
1928 tem = Fassq (prop, *alistptr);
1929 if (EQ (tem, Qnil))
1930 *alistptr = Fcons (Fcons (prop, val), *alistptr);
1931 else
1932 Fsetcdr (tem, val);
1933 }
1934
1935 static int
1936 frame_name_fnn_p (str, len)
1937 char *str;
1938 int len;
1939 {
1940 if (len > 1 && str[0] == 'F')
1941 {
1942 char *end_ptr;
1943
1944 strtol (str + 1, &end_ptr, 10);
1945
1946 if (end_ptr == str + len)
1947 return 1;
1948 }
1949 return 0;
1950 }
1951
1952 /* Set the name of the terminal frame. Also used by MSDOS frames.
1953 Modeled after x_set_name which is used for WINDOW frames. */
1954
1955 void
1956 set_term_frame_name (f, name)
1957 struct frame *f;
1958 Lisp_Object name;
1959 {
1960 f->explicit_name = ! NILP (name);
1961
1962 /* If NAME is nil, set the name to F<num>. */
1963 if (NILP (name))
1964 {
1965 char namebuf[20];
1966
1967 /* Check for no change needed in this very common case
1968 before we do any consing. */
1969 if (frame_name_fnn_p (SDATA (f->name),
1970 SBYTES (f->name)))
1971 return;
1972
1973 terminal_frame_count++;
1974 sprintf (namebuf, "F%d", terminal_frame_count);
1975 name = build_string (namebuf);
1976 }
1977 else
1978 {
1979 CHECK_STRING (name);
1980
1981 /* Don't change the name if it's already NAME. */
1982 if (! NILP (Fstring_equal (name, f->name)))
1983 return;
1984
1985 /* Don't allow the user to set the frame name to F<num>, so it
1986 doesn't clash with the names we generate for terminal frames. */
1987 if (frame_name_fnn_p (SDATA (name), SBYTES (name)))
1988 error ("Frame names of the form F<num> are usurped by Emacs");
1989 }
1990
1991 f->name = name;
1992 update_mode_lines = 1;
1993 }
1994
1995 void
1996 store_frame_param (f, prop, val)
1997 struct frame *f;
1998 Lisp_Object prop, val;
1999 {
2000 register Lisp_Object old_alist_elt;
2001
2002 /* The buffer-alist parameter is stored in a special place and is
2003 not in the alist. */
2004 if (EQ (prop, Qbuffer_list))
2005 {
2006 f->buffer_list = val;
2007 return;
2008 }
2009
2010 /* If PROP is a symbol which is supposed to have frame-local values,
2011 and it is set up based on this frame, switch to the global
2012 binding. That way, we can create or alter the frame-local binding
2013 without messing up the symbol's status. */
2014 if (SYMBOLP (prop))
2015 {
2016 Lisp_Object valcontents;
2017 valcontents = SYMBOL_VALUE (prop);
2018 if ((BUFFER_LOCAL_VALUEP (valcontents)
2019 || SOME_BUFFER_LOCAL_VALUEP (valcontents))
2020 && XBUFFER_LOCAL_VALUE (valcontents)->check_frame
2021 && XFRAME (XBUFFER_LOCAL_VALUE (valcontents)->frame) == f)
2022 swap_in_global_binding (prop);
2023 }
2024
2025 #ifndef WINDOWSNT
2026 /* The tty color mode needs to be set before the frame's parameter
2027 alist is updated with the new value, because set_tty_color_mode
2028 wants to look at the old mode. */
2029 if (FRAME_TERMCAP_P (f) && EQ (prop, Qtty_color_mode))
2030 set_tty_color_mode (f, val);
2031 #endif
2032
2033 /* Update the frame parameter alist. */
2034 old_alist_elt = Fassq (prop, f->param_alist);
2035 if (EQ (old_alist_elt, Qnil))
2036 f->param_alist = Fcons (Fcons (prop, val), f->param_alist);
2037 else
2038 Fsetcdr (old_alist_elt, val);
2039
2040 /* Update some other special parameters in their special places
2041 in addition to the alist. */
2042
2043 if (EQ (prop, Qbuffer_predicate))
2044 f->buffer_predicate = val;
2045
2046 if (! FRAME_WINDOW_P (f))
2047 {
2048 if (EQ (prop, Qmenu_bar_lines))
2049 set_menu_bar_lines (f, val, make_number (FRAME_MENU_BAR_LINES (f)));
2050 else if (EQ (prop, Qname))
2051 set_term_frame_name (f, val);
2052 }
2053
2054 if (EQ (prop, Qminibuffer) && WINDOWP (val))
2055 {
2056 if (! MINI_WINDOW_P (XWINDOW (val)))
2057 error ("Surrogate minibuffer windows must be minibuffer windows");
2058
2059 if ((FRAME_HAS_MINIBUF_P (f) || FRAME_MINIBUF_ONLY_P (f))
2060 && !EQ (val, f->minibuffer_window))
2061 error ("Can't change the surrogate minibuffer of a frame with its own minibuffer");
2062
2063 /* Install the chosen minibuffer window, with proper buffer. */
2064 f->minibuffer_window = val;
2065 }
2066 }
2067
2068 DEFUN ("frame-parameters", Fframe_parameters, Sframe_parameters, 0, 1, 0,
2069 doc: /* Return the parameters-alist of frame FRAME.
2070 It is a list of elements of the form (PARM . VALUE), where PARM is a symbol.
2071 The meaningful PARMs depend on the kind of frame.
2072 If FRAME is omitted, return information on the currently selected frame. */)
2073 (frame)
2074 Lisp_Object frame;
2075 {
2076 Lisp_Object alist;
2077 FRAME_PTR f;
2078 int height, width;
2079 struct gcpro gcpro1;
2080
2081 if (NILP (frame))
2082 frame = selected_frame;
2083
2084 CHECK_FRAME (frame);
2085 f = XFRAME (frame);
2086
2087 if (!FRAME_LIVE_P (f))
2088 return Qnil;
2089
2090 alist = Fcopy_alist (f->param_alist);
2091 GCPRO1 (alist);
2092
2093 if (!FRAME_WINDOW_P (f))
2094 {
2095 int fg = FRAME_FOREGROUND_PIXEL (f);
2096 int bg = FRAME_BACKGROUND_PIXEL (f);
2097 Lisp_Object elt;
2098
2099 /* If the frame's parameter alist says the colors are
2100 unspecified and reversed, take the frame's background pixel
2101 for foreground and vice versa. */
2102 elt = Fassq (Qforeground_color, alist);
2103 if (!NILP (elt) && CONSP (elt) && STRINGP (XCDR (elt)))
2104 {
2105 if (strncmp (SDATA (XCDR (elt)),
2106 unspecified_bg,
2107 SCHARS (XCDR (elt))) == 0)
2108 store_in_alist (&alist, Qforeground_color, tty_color_name (f, bg));
2109 else if (strncmp (SDATA (XCDR (elt)),
2110 unspecified_fg,
2111 SCHARS (XCDR (elt))) == 0)
2112 store_in_alist (&alist, Qforeground_color, tty_color_name (f, fg));
2113 }
2114 else
2115 store_in_alist (&alist, Qforeground_color, tty_color_name (f, fg));
2116 elt = Fassq (Qbackground_color, alist);
2117 if (!NILP (elt) && CONSP (elt) && STRINGP (XCDR (elt)))
2118 {
2119 if (strncmp (SDATA (XCDR (elt)),
2120 unspecified_fg,
2121 SCHARS (XCDR (elt))) == 0)
2122 store_in_alist (&alist, Qbackground_color, tty_color_name (f, fg));
2123 else if (strncmp (SDATA (XCDR (elt)),
2124 unspecified_bg,
2125 SCHARS (XCDR (elt))) == 0)
2126 store_in_alist (&alist, Qbackground_color, tty_color_name (f, bg));
2127 }
2128 else
2129 store_in_alist (&alist, Qbackground_color, tty_color_name (f, bg));
2130 store_in_alist (&alist, intern ("font"),
2131 build_string (FRAME_MSDOS_P (f)
2132 ? "ms-dos"
2133 : FRAME_W32_P (f) ? "w32term"
2134 :"tty"));
2135 }
2136 store_in_alist (&alist, Qname, f->name);
2137 height = (f->new_text_lines ? f->new_text_lines : FRAME_LINES (f));
2138 store_in_alist (&alist, Qheight, make_number (height));
2139 width = (f->new_text_cols ? f->new_text_cols : FRAME_COLS (f));
2140 store_in_alist (&alist, Qwidth, make_number (width));
2141 store_in_alist (&alist, Qmodeline, (FRAME_WANTS_MODELINE_P (f) ? Qt : Qnil));
2142 store_in_alist (&alist, Qminibuffer,
2143 (! FRAME_HAS_MINIBUF_P (f) ? Qnil
2144 : FRAME_MINIBUF_ONLY_P (f) ? Qonly
2145 : FRAME_MINIBUF_WINDOW (f)));
2146 store_in_alist (&alist, Qunsplittable, (FRAME_NO_SPLIT_P (f) ? Qt : Qnil));
2147 store_in_alist (&alist, Qbuffer_list, frame_buffer_list (frame));
2148
2149 /* I think this should be done with a hook. */
2150 #ifdef HAVE_WINDOW_SYSTEM
2151 if (FRAME_WINDOW_P (f))
2152 x_report_frame_params (f, &alist);
2153 else
2154 #endif
2155 {
2156 /* This ought to be correct in f->param_alist for an X frame. */
2157 Lisp_Object lines;
2158 XSETFASTINT (lines, FRAME_MENU_BAR_LINES (f));
2159 store_in_alist (&alist, Qmenu_bar_lines, lines);
2160 }
2161
2162 UNGCPRO;
2163 return alist;
2164 }
2165
2166
2167 DEFUN ("frame-parameter", Fframe_parameter, Sframe_parameter, 2, 2, 0,
2168 doc: /* Return FRAME's value for parameter PARAMETER.
2169 If FRAME is nil, describe the currently selected frame. */)
2170 (frame, parameter)
2171 Lisp_Object frame, parameter;
2172 {
2173 struct frame *f;
2174 Lisp_Object value;
2175
2176 if (NILP (frame))
2177 frame = selected_frame;
2178 else
2179 CHECK_FRAME (frame);
2180 CHECK_SYMBOL (parameter);
2181
2182 f = XFRAME (frame);
2183 value = Qnil;
2184
2185 if (FRAME_LIVE_P (f))
2186 {
2187 /* Avoid consing in frequent cases. */
2188 if (EQ (parameter, Qname))
2189 value = f->name;
2190 #ifdef HAVE_X_WINDOWS
2191 else if (EQ (parameter, Qdisplay) && FRAME_X_P (f))
2192 value = XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element);
2193 #endif /* HAVE_X_WINDOWS */
2194 else if (EQ (parameter, Qbackground_color)
2195 || EQ (parameter, Qforeground_color))
2196 {
2197 value = Fassq (parameter, f->param_alist);
2198 if (CONSP (value))
2199 {
2200 value = XCDR (value);
2201 /* Fframe_parameters puts the actual fg/bg color names,
2202 even if f->param_alist says otherwise. This is
2203 important when param_alist's notion of colors is
2204 "unspecified". We need to do the same here. */
2205 if (STRINGP (value) && !FRAME_WINDOW_P (f))
2206 {
2207 const char *color_name;
2208 EMACS_INT csz;
2209
2210 if (EQ (parameter, Qbackground_color))
2211 {
2212 color_name = SDATA (value);
2213 csz = SCHARS (value);
2214 if (strncmp (color_name, unspecified_bg, csz) == 0)
2215 value = tty_color_name (f, FRAME_BACKGROUND_PIXEL (f));
2216 else if (strncmp (color_name, unspecified_fg, csz) == 0)
2217 value = tty_color_name (f, FRAME_FOREGROUND_PIXEL (f));
2218 }
2219 else if (EQ (parameter, Qforeground_color))
2220 {
2221 color_name = SDATA (value);
2222 csz = SCHARS (value);
2223 if (strncmp (color_name, unspecified_fg, csz) == 0)
2224 value = tty_color_name (f, FRAME_FOREGROUND_PIXEL (f));
2225 else if (strncmp (color_name, unspecified_bg, csz) == 0)
2226 value = tty_color_name (f, FRAME_BACKGROUND_PIXEL (f));
2227 }
2228 }
2229 }
2230 else
2231 value = Fcdr (Fassq (parameter, Fframe_parameters (frame)));
2232 }
2233 else if (EQ (parameter, Qdisplay_type)
2234 || EQ (parameter, Qbackground_mode))
2235 value = Fcdr (Fassq (parameter, f->param_alist));
2236 else
2237 value = Fcdr (Fassq (parameter, Fframe_parameters (frame)));
2238 }
2239
2240 return value;
2241 }
2242
2243
2244 DEFUN ("modify-frame-parameters", Fmodify_frame_parameters,
2245 Smodify_frame_parameters, 2, 2, 0,
2246 doc: /* Modify the parameters of frame FRAME according to ALIST.
2247 If FRAME is nil, it defaults to the selected frame.
2248 ALIST is an alist of parameters to change and their new values.
2249 Each element of ALIST has the form (PARM . VALUE), where PARM is a symbol.
2250 The meaningful PARMs depend on the kind of frame.
2251 Undefined PARMs are ignored, but stored in the frame's parameter list
2252 so that `frame-parameters' will return them.
2253
2254 The value of frame parameter FOO can also be accessed
2255 as a frame-local binding for the variable FOO, if you have
2256 enabled such bindings for that variable with `make-variable-frame-local'. */)
2257 (frame, alist)
2258 Lisp_Object frame, alist;
2259 {
2260 FRAME_PTR f;
2261 register Lisp_Object tail, prop, val;
2262 int count = SPECPDL_INDEX ();
2263
2264 /* Bind this to t to inhibit initialization of the default face from
2265 X resources in face-set-after-frame-default. If we don't inhibit
2266 this, modifying the `font' frame parameter, for example, while
2267 there is a `default.attributeFont' X resource, won't work,
2268 because `default's font is reset to the value of the X resource
2269 and that resets the `font' frame parameter. */
2270 specbind (Qinhibit_default_face_x_resources, Qt);
2271
2272 if (EQ (frame, Qnil))
2273 frame = selected_frame;
2274 CHECK_LIVE_FRAME (frame);
2275 f = XFRAME (frame);
2276
2277 /* I think this should be done with a hook. */
2278 #ifdef HAVE_WINDOW_SYSTEM
2279 if (FRAME_WINDOW_P (f))
2280 x_set_frame_parameters (f, alist);
2281 else
2282 #endif
2283 #ifdef MSDOS
2284 if (FRAME_MSDOS_P (f))
2285 IT_set_frame_parameters (f, alist);
2286 else
2287 #endif
2288
2289 {
2290 int length = XINT (Flength (alist));
2291 int i;
2292 Lisp_Object *parms
2293 = (Lisp_Object *) alloca (length * sizeof (Lisp_Object));
2294 Lisp_Object *values
2295 = (Lisp_Object *) alloca (length * sizeof (Lisp_Object));
2296
2297 /* Extract parm names and values into those vectors. */
2298
2299 i = 0;
2300 for (tail = alist; CONSP (tail); tail = Fcdr (tail))
2301 {
2302 Lisp_Object elt;
2303
2304 elt = Fcar (tail);
2305 parms[i] = Fcar (elt);
2306 values[i] = Fcdr (elt);
2307 i++;
2308 }
2309
2310 /* Now process them in reverse of specified order. */
2311 for (i--; i >= 0; i--)
2312 {
2313 prop = parms[i];
2314 val = values[i];
2315 store_frame_param (f, prop, val);
2316
2317 /* Changing the background color might change the background
2318 mode, so that we have to load new defface specs.
2319 Call frame-set-background-mode to do that. */
2320 if (EQ (prop, Qbackground_color))
2321 call1 (Qframe_set_background_mode, frame);
2322 }
2323 }
2324
2325 return unbind_to (count, Qnil);
2326 }
2327 \f
2328 DEFUN ("frame-char-height", Fframe_char_height, Sframe_char_height,
2329 0, 1, 0,
2330 doc: /* Height in pixels of a line in the font in frame FRAME.
2331 If FRAME is omitted, the selected frame is used.
2332 For a terminal frame, the value is always 1. */)
2333 (frame)
2334 Lisp_Object frame;
2335 {
2336 struct frame *f;
2337
2338 if (NILP (frame))
2339 frame = selected_frame;
2340 CHECK_FRAME (frame);
2341 f = XFRAME (frame);
2342
2343 #ifdef HAVE_WINDOW_SYSTEM
2344 if (FRAME_WINDOW_P (f))
2345 return make_number (x_char_height (f));
2346 else
2347 #endif
2348 return make_number (1);
2349 }
2350
2351
2352 DEFUN ("frame-char-width", Fframe_char_width, Sframe_char_width,
2353 0, 1, 0,
2354 doc: /* Width in pixels of characters in the font in frame FRAME.
2355 If FRAME is omitted, the selected frame is used.
2356 The width is the same for all characters, because
2357 currently Emacs supports only fixed-width fonts.
2358 For a terminal screen, the value is always 1. */)
2359 (frame)
2360 Lisp_Object frame;
2361 {
2362 struct frame *f;
2363
2364 if (NILP (frame))
2365 frame = selected_frame;
2366 CHECK_FRAME (frame);
2367 f = XFRAME (frame);
2368
2369 #ifdef HAVE_WINDOW_SYSTEM
2370 if (FRAME_WINDOW_P (f))
2371 return make_number (x_char_width (f));
2372 else
2373 #endif
2374 return make_number (1);
2375 }
2376
2377 DEFUN ("frame-pixel-height", Fframe_pixel_height,
2378 Sframe_pixel_height, 0, 1, 0,
2379 doc: /* Return a FRAME's height in pixels.
2380 This counts only the height available for text lines,
2381 not menu bars on window-system Emacs frames.
2382 For a terminal frame, the result really gives the height in characters.
2383 If FRAME is omitted, the selected frame is used. */)
2384 (frame)
2385 Lisp_Object frame;
2386 {
2387 struct frame *f;
2388
2389 if (NILP (frame))
2390 frame = selected_frame;
2391 CHECK_FRAME (frame);
2392 f = XFRAME (frame);
2393
2394 #ifdef HAVE_WINDOW_SYSTEM
2395 if (FRAME_WINDOW_P (f))
2396 return make_number (x_pixel_height (f));
2397 else
2398 #endif
2399 return make_number (FRAME_LINES (f));
2400 }
2401
2402 DEFUN ("frame-pixel-width", Fframe_pixel_width,
2403 Sframe_pixel_width, 0, 1, 0,
2404 doc: /* Return FRAME's width in pixels.
2405 For a terminal frame, the result really gives the width in characters.
2406 If FRAME is omitted, the selected frame is used. */)
2407 (frame)
2408 Lisp_Object frame;
2409 {
2410 struct frame *f;
2411
2412 if (NILP (frame))
2413 frame = selected_frame;
2414 CHECK_FRAME (frame);
2415 f = XFRAME (frame);
2416
2417 #ifdef HAVE_WINDOW_SYSTEM
2418 if (FRAME_WINDOW_P (f))
2419 return make_number (x_pixel_width (f));
2420 else
2421 #endif
2422 return make_number (FRAME_COLS (f));
2423 }
2424 \f
2425 DEFUN ("set-frame-height", Fset_frame_height, Sset_frame_height, 2, 3, 0,
2426 doc: /* Specify that the frame FRAME has LINES lines.
2427 Optional third arg non-nil means that redisplay should use LINES lines
2428 but that the idea of the actual height of the frame should not be changed. */)
2429 (frame, lines, pretend)
2430 Lisp_Object frame, lines, pretend;
2431 {
2432 register struct frame *f;
2433
2434 CHECK_NUMBER (lines);
2435 if (NILP (frame))
2436 frame = selected_frame;
2437 CHECK_LIVE_FRAME (frame);
2438 f = XFRAME (frame);
2439
2440 /* I think this should be done with a hook. */
2441 #ifdef HAVE_WINDOW_SYSTEM
2442 if (FRAME_WINDOW_P (f))
2443 {
2444 if (XINT (lines) != FRAME_LINES (f))
2445 x_set_window_size (f, 1, FRAME_COLS (f), XINT (lines));
2446 do_pending_window_change (0);
2447 }
2448 else
2449 #endif
2450 change_frame_size (f, XINT (lines), 0, !NILP (pretend), 0, 0);
2451 return Qnil;
2452 }
2453
2454 DEFUN ("set-frame-width", Fset_frame_width, Sset_frame_width, 2, 3, 0,
2455 doc: /* Specify that the frame FRAME has COLS columns.
2456 Optional third arg non-nil means that redisplay should use COLS columns
2457 but that the idea of the actual width of the frame should not be changed. */)
2458 (frame, cols, pretend)
2459 Lisp_Object frame, cols, pretend;
2460 {
2461 register struct frame *f;
2462 CHECK_NUMBER (cols);
2463 if (NILP (frame))
2464 frame = selected_frame;
2465 CHECK_LIVE_FRAME (frame);
2466 f = XFRAME (frame);
2467
2468 /* I think this should be done with a hook. */
2469 #ifdef HAVE_WINDOW_SYSTEM
2470 if (FRAME_WINDOW_P (f))
2471 {
2472 if (XINT (cols) != FRAME_COLS (f))
2473 x_set_window_size (f, 1, XINT (cols), FRAME_LINES (f));
2474 do_pending_window_change (0);
2475 }
2476 else
2477 #endif
2478 change_frame_size (f, 0, XINT (cols), !NILP (pretend), 0, 0);
2479 return Qnil;
2480 }
2481
2482 DEFUN ("set-frame-size", Fset_frame_size, Sset_frame_size, 3, 3, 0,
2483 doc: /* Sets size of FRAME to COLS by ROWS, measured in characters. */)
2484 (frame, cols, rows)
2485 Lisp_Object frame, cols, rows;
2486 {
2487 register struct frame *f;
2488
2489 CHECK_LIVE_FRAME (frame);
2490 CHECK_NUMBER (cols);
2491 CHECK_NUMBER (rows);
2492 f = XFRAME (frame);
2493
2494 /* I think this should be done with a hook. */
2495 #ifdef HAVE_WINDOW_SYSTEM
2496 if (FRAME_WINDOW_P (f))
2497 {
2498 if (XINT (rows) != FRAME_LINES (f)
2499 || XINT (cols) != FRAME_COLS (f)
2500 || f->new_text_lines || f->new_text_cols)
2501 x_set_window_size (f, 1, XINT (cols), XINT (rows));
2502 do_pending_window_change (0);
2503 }
2504 else
2505 #endif
2506 change_frame_size (f, XINT (rows), XINT (cols), 0, 0, 0);
2507
2508 return Qnil;
2509 }
2510
2511 DEFUN ("set-frame-position", Fset_frame_position,
2512 Sset_frame_position, 3, 3, 0,
2513 doc: /* Sets position of FRAME in pixels to XOFFSET by YOFFSET.
2514 This is actually the position of the upper left corner of the frame.
2515 Negative values for XOFFSET or YOFFSET are interpreted relative to
2516 the rightmost or bottommost possible position (that stays within the screen). */)
2517 (frame, xoffset, yoffset)
2518 Lisp_Object frame, xoffset, yoffset;
2519 {
2520 register struct frame *f;
2521
2522 CHECK_LIVE_FRAME (frame);
2523 CHECK_NUMBER (xoffset);
2524 CHECK_NUMBER (yoffset);
2525 f = XFRAME (frame);
2526
2527 /* I think this should be done with a hook. */
2528 #ifdef HAVE_WINDOW_SYSTEM
2529 if (FRAME_WINDOW_P (f))
2530 x_set_offset (f, XINT (xoffset), XINT (yoffset), 1);
2531 #endif
2532
2533 return Qt;
2534 }
2535
2536 \f
2537 /***********************************************************************
2538 Frame Parameters
2539 ***********************************************************************/
2540
2541 /* Connect the frame-parameter names for X frames
2542 to the ways of passing the parameter values to the window system.
2543
2544 The name of a parameter, as a Lisp symbol,
2545 has an `x-frame-parameter' property which is an integer in Lisp
2546 that is an index in this table. */
2547
2548 struct frame_parm_table {
2549 char *name;
2550 Lisp_Object *variable;
2551 };
2552
2553 static struct frame_parm_table frame_parms[] =
2554 {
2555 {"auto-raise", &Qauto_raise},
2556 {"auto-lower", &Qauto_lower},
2557 {"background-color", 0},
2558 {"border-color", &Qborder_color},
2559 {"border-width", &Qborder_width},
2560 {"cursor-color", &Qcursor_color},
2561 {"cursor-type", &Qcursor_type},
2562 {"font", 0},
2563 {"foreground-color", 0},
2564 {"icon-name", &Qicon_name},
2565 {"icon-type", &Qicon_type},
2566 {"internal-border-width", &Qinternal_border_width},
2567 {"menu-bar-lines", &Qmenu_bar_lines},
2568 {"mouse-color", &Qmouse_color},
2569 {"name", &Qname},
2570 {"scroll-bar-width", &Qscroll_bar_width},
2571 {"title", &Qtitle},
2572 {"unsplittable", &Qunsplittable},
2573 {"vertical-scroll-bars", &Qvertical_scroll_bars},
2574 {"visibility", &Qvisibility},
2575 {"tool-bar-lines", &Qtool_bar_lines},
2576 {"scroll-bar-foreground", &Qscroll_bar_foreground},
2577 {"scroll-bar-background", &Qscroll_bar_background},
2578 {"screen-gamma", &Qscreen_gamma},
2579 {"line-spacing", &Qline_spacing},
2580 {"left-fringe", &Qleft_fringe},
2581 {"right-fringe", &Qright_fringe},
2582 {"wait-for-wm", &Qwait_for_wm},
2583 {"fullscreen", &Qfullscreen},
2584 };
2585
2586 #ifdef HAVE_WINDOW_SYSTEM
2587
2588 extern Lisp_Object Qbox;
2589 extern Lisp_Object Qtop;
2590
2591 /* Calculate fullscreen size. Return in *TOP_POS and *LEFT_POS the
2592 wanted positions of the WM window (not emacs window).
2593 Return in *WIDTH and *HEIGHT the wanted width and height of Emacs
2594 window (FRAME_X_WINDOW).
2595 */
2596
2597 void
2598 x_fullscreen_adjust (f, width, height, top_pos, left_pos)
2599 struct frame *f;
2600 int *width;
2601 int *height;
2602 int *top_pos;
2603 int *left_pos;
2604 {
2605 int newwidth = FRAME_COLS (f);
2606 int newheight = FRAME_LINES (f);
2607
2608 *top_pos = f->top_pos;
2609 *left_pos = f->left_pos;
2610
2611 if (f->want_fullscreen & FULLSCREEN_HEIGHT)
2612 {
2613 int ph;
2614
2615 ph = FRAME_X_DISPLAY_INFO (f)->height;
2616 newheight = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, ph);
2617 ph = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, newheight) - f->y_pixels_diff;
2618 newheight = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, ph);
2619 *top_pos = 0;
2620 }
2621
2622 if (f->want_fullscreen & FULLSCREEN_WIDTH)
2623 {
2624 int pw;
2625
2626 pw = FRAME_X_DISPLAY_INFO (f)->width;
2627 newwidth = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pw);
2628 pw = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, newwidth) - f->x_pixels_diff;
2629 newwidth = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pw);
2630 *left_pos = 0;
2631 }
2632
2633 *width = newwidth;
2634 *height = newheight;
2635 }
2636
2637
2638 /* Change the parameters of frame F as specified by ALIST.
2639 If a parameter is not specially recognized, do nothing special;
2640 otherwise call the `x_set_...' function for that parameter.
2641 Except for certain geometry properties, always call store_frame_param
2642 to store the new value in the parameter alist. */
2643
2644 void
2645 x_set_frame_parameters (f, alist)
2646 FRAME_PTR f;
2647 Lisp_Object alist;
2648 {
2649 Lisp_Object tail;
2650
2651 /* If both of these parameters are present, it's more efficient to
2652 set them both at once. So we wait until we've looked at the
2653 entire list before we set them. */
2654 int width, height;
2655
2656 /* Same here. */
2657 Lisp_Object left, top;
2658
2659 /* Same with these. */
2660 Lisp_Object icon_left, icon_top;
2661
2662 /* Record in these vectors all the parms specified. */
2663 Lisp_Object *parms;
2664 Lisp_Object *values;
2665 int i, p;
2666 int left_no_change = 0, top_no_change = 0;
2667 int icon_left_no_change = 0, icon_top_no_change = 0;
2668 int fullscreen_is_being_set = 0;
2669
2670 struct gcpro gcpro1, gcpro2;
2671
2672 i = 0;
2673 for (tail = alist; CONSP (tail); tail = Fcdr (tail))
2674 i++;
2675
2676 parms = (Lisp_Object *) alloca (i * sizeof (Lisp_Object));
2677 values = (Lisp_Object *) alloca (i * sizeof (Lisp_Object));
2678
2679 /* Extract parm names and values into those vectors. */
2680
2681 i = 0;
2682 for (tail = alist; CONSP (tail); tail = Fcdr (tail))
2683 {
2684 Lisp_Object elt;
2685
2686 elt = Fcar (tail);
2687 parms[i] = Fcar (elt);
2688 values[i] = Fcdr (elt);
2689 i++;
2690 }
2691 /* TAIL and ALIST are not used again below here. */
2692 alist = tail = Qnil;
2693
2694 GCPRO2 (*parms, *values);
2695 gcpro1.nvars = i;
2696 gcpro2.nvars = i;
2697
2698 /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
2699 because their values appear in VALUES and strings are not valid. */
2700 top = left = Qunbound;
2701 icon_left = icon_top = Qunbound;
2702
2703 /* Provide default values for HEIGHT and WIDTH. */
2704 width = (f->new_text_cols ? f->new_text_cols : FRAME_COLS (f));
2705 height = (f->new_text_lines ? f->new_text_lines : FRAME_LINES (f));
2706
2707 /* Process foreground_color and background_color before anything else.
2708 They are independent of other properties, but other properties (e.g.,
2709 cursor_color) are dependent upon them. */
2710 /* Process default font as well, since fringe widths depends on it. */
2711 /* Also, process fullscreen, width and height depend upon that */
2712 for (p = 0; p < i; p++)
2713 {
2714 Lisp_Object prop, val;
2715
2716 prop = parms[p];
2717 val = values[p];
2718 if (EQ (prop, Qforeground_color)
2719 || EQ (prop, Qbackground_color)
2720 || EQ (prop, Qfont)
2721 || EQ (prop, Qfullscreen))
2722 {
2723 register Lisp_Object param_index, old_value;
2724
2725 old_value = get_frame_param (f, prop);
2726 fullscreen_is_being_set |= EQ (prop, Qfullscreen);
2727
2728 if (NILP (Fequal (val, old_value)))
2729 {
2730 store_frame_param (f, prop, val);
2731
2732 param_index = Fget (prop, Qx_frame_parameter);
2733 if (NATNUMP (param_index)
2734 && (XFASTINT (param_index)
2735 < sizeof (frame_parms)/sizeof (frame_parms[0]))
2736 && rif->frame_parm_handlers[XINT (param_index)])
2737 (*(rif->frame_parm_handlers[XINT (param_index)])) (f, val, old_value);
2738 }
2739 }
2740 }
2741
2742 /* Now process them in reverse of specified order. */
2743 for (i--; i >= 0; i--)
2744 {
2745 Lisp_Object prop, val;
2746
2747 prop = parms[i];
2748 val = values[i];
2749
2750 if (EQ (prop, Qwidth) && NUMBERP (val))
2751 width = XFASTINT (val);
2752 else if (EQ (prop, Qheight) && NUMBERP (val))
2753 height = XFASTINT (val);
2754 else if (EQ (prop, Qtop))
2755 top = val;
2756 else if (EQ (prop, Qleft))
2757 left = val;
2758 else if (EQ (prop, Qicon_top))
2759 icon_top = val;
2760 else if (EQ (prop, Qicon_left))
2761 icon_left = val;
2762 else if (EQ (prop, Qforeground_color)
2763 || EQ (prop, Qbackground_color)
2764 || EQ (prop, Qfont)
2765 || EQ (prop, Qfullscreen))
2766 /* Processed above. */
2767 continue;
2768 else
2769 {
2770 register Lisp_Object param_index, old_value;
2771
2772 old_value = get_frame_param (f, prop);
2773
2774 store_frame_param (f, prop, val);
2775
2776 param_index = Fget (prop, Qx_frame_parameter);
2777 if (NATNUMP (param_index)
2778 && (XFASTINT (param_index)
2779 < sizeof (frame_parms)/sizeof (frame_parms[0]))
2780 && rif->frame_parm_handlers[XINT (param_index)])
2781 (*(rif->frame_parm_handlers[XINT (param_index)])) (f, val, old_value);
2782 }
2783 }
2784
2785 /* Don't die if just one of these was set. */
2786 if (EQ (left, Qunbound))
2787 {
2788 left_no_change = 1;
2789 if (f->left_pos < 0)
2790 left = Fcons (Qplus, Fcons (make_number (f->left_pos), Qnil));
2791 else
2792 XSETINT (left, f->left_pos);
2793 }
2794 if (EQ (top, Qunbound))
2795 {
2796 top_no_change = 1;
2797 if (f->top_pos < 0)
2798 top = Fcons (Qplus, Fcons (make_number (f->top_pos), Qnil));
2799 else
2800 XSETINT (top, f->top_pos);
2801 }
2802
2803 /* If one of the icon positions was not set, preserve or default it. */
2804 if (EQ (icon_left, Qunbound) || ! INTEGERP (icon_left))
2805 {
2806 icon_left_no_change = 1;
2807 icon_left = Fcdr (Fassq (Qicon_left, f->param_alist));
2808 if (NILP (icon_left))
2809 XSETINT (icon_left, 0);
2810 }
2811 if (EQ (icon_top, Qunbound) || ! INTEGERP (icon_top))
2812 {
2813 icon_top_no_change = 1;
2814 icon_top = Fcdr (Fassq (Qicon_top, f->param_alist));
2815 if (NILP (icon_top))
2816 XSETINT (icon_top, 0);
2817 }
2818
2819 if (FRAME_VISIBLE_P (f) && fullscreen_is_being_set)
2820 {
2821 /* If the frame is visible already and the fullscreen parameter is
2822 being set, it is too late to set WM manager hints to specify
2823 size and position.
2824 Here we first get the width, height and position that applies to
2825 fullscreen. We then move the frame to the appropriate
2826 position. Resize of the frame is taken care of in the code after
2827 this if-statement. */
2828 int new_left, new_top;
2829
2830 x_fullscreen_adjust (f, &width, &height, &new_top, &new_left);
2831 if (new_top != f->top_pos || new_left != f->left_pos)
2832 x_set_offset (f, new_left, new_top, 1);
2833 }
2834
2835 /* Don't set these parameters unless they've been explicitly
2836 specified. The window might be mapped or resized while we're in
2837 this function, and we don't want to override that unless the lisp
2838 code has asked for it.
2839
2840 Don't set these parameters unless they actually differ from the
2841 window's current parameters; the window may not actually exist
2842 yet. */
2843 {
2844 Lisp_Object frame;
2845
2846 check_frame_size (f, &height, &width);
2847
2848 XSETFRAME (frame, f);
2849
2850 if (width != FRAME_COLS (f)
2851 || height != FRAME_LINES (f)
2852 || f->new_text_lines || f->new_text_cols)
2853 Fset_frame_size (frame, make_number (width), make_number (height));
2854
2855 if ((!NILP (left) || !NILP (top))
2856 && ! (left_no_change && top_no_change)
2857 && ! (NUMBERP (left) && XINT (left) == f->left_pos
2858 && NUMBERP (top) && XINT (top) == f->top_pos))
2859 {
2860 int leftpos = 0;
2861 int toppos = 0;
2862
2863 /* Record the signs. */
2864 f->size_hint_flags &= ~ (XNegative | YNegative);
2865 if (EQ (left, Qminus))
2866 f->size_hint_flags |= XNegative;
2867 else if (INTEGERP (left))
2868 {
2869 leftpos = XINT (left);
2870 if (leftpos < 0)
2871 f->size_hint_flags |= XNegative;
2872 }
2873 else if (CONSP (left) && EQ (XCAR (left), Qminus)
2874 && CONSP (XCDR (left))
2875 && INTEGERP (XCAR (XCDR (left))))
2876 {
2877 leftpos = - XINT (XCAR (XCDR (left)));
2878 f->size_hint_flags |= XNegative;
2879 }
2880 else if (CONSP (left) && EQ (XCAR (left), Qplus)
2881 && CONSP (XCDR (left))
2882 && INTEGERP (XCAR (XCDR (left))))
2883 {
2884 leftpos = XINT (XCAR (XCDR (left)));
2885 }
2886
2887 if (EQ (top, Qminus))
2888 f->size_hint_flags |= YNegative;
2889 else if (INTEGERP (top))
2890 {
2891 toppos = XINT (top);
2892 if (toppos < 0)
2893 f->size_hint_flags |= YNegative;
2894 }
2895 else if (CONSP (top) && EQ (XCAR (top), Qminus)
2896 && CONSP (XCDR (top))
2897 && INTEGERP (XCAR (XCDR (top))))
2898 {
2899 toppos = - XINT (XCAR (XCDR (top)));
2900 f->size_hint_flags |= YNegative;
2901 }
2902 else if (CONSP (top) && EQ (XCAR (top), Qplus)
2903 && CONSP (XCDR (top))
2904 && INTEGERP (XCAR (XCDR (top))))
2905 {
2906 toppos = XINT (XCAR (XCDR (top)));
2907 }
2908
2909
2910 /* Store the numeric value of the position. */
2911 f->top_pos = toppos;
2912 f->left_pos = leftpos;
2913
2914 f->win_gravity = NorthWestGravity;
2915
2916 /* Actually set that position, and convert to absolute. */
2917 x_set_offset (f, leftpos, toppos, -1);
2918 }
2919
2920 if ((!NILP (icon_left) || !NILP (icon_top))
2921 && ! (icon_left_no_change && icon_top_no_change))
2922 x_wm_set_icon_position (f, XINT (icon_left), XINT (icon_top));
2923 }
2924
2925 UNGCPRO;
2926 }
2927
2928
2929 /* Insert a description of internally-recorded parameters of frame X
2930 into the parameter alist *ALISTPTR that is to be given to the user.
2931 Only parameters that are specific to the X window system
2932 and whose values are not correctly recorded in the frame's
2933 param_alist need to be considered here. */
2934
2935 void
2936 x_report_frame_params (f, alistptr)
2937 struct frame *f;
2938 Lisp_Object *alistptr;
2939 {
2940 char buf[16];
2941 Lisp_Object tem;
2942
2943 /* Represent negative positions (off the top or left screen edge)
2944 in a way that Fmodify_frame_parameters will understand correctly. */
2945 XSETINT (tem, f->left_pos);
2946 if (f->left_pos >= 0)
2947 store_in_alist (alistptr, Qleft, tem);
2948 else
2949 store_in_alist (alistptr, Qleft, Fcons (Qplus, Fcons (tem, Qnil)));
2950
2951 XSETINT (tem, f->top_pos);
2952 if (f->top_pos >= 0)
2953 store_in_alist (alistptr, Qtop, tem);
2954 else
2955 store_in_alist (alistptr, Qtop, Fcons (Qplus, Fcons (tem, Qnil)));
2956
2957 store_in_alist (alistptr, Qborder_width,
2958 make_number (f->border_width));
2959 store_in_alist (alistptr, Qinternal_border_width,
2960 make_number (FRAME_INTERNAL_BORDER_WIDTH (f)));
2961 store_in_alist (alistptr, Qleft_fringe,
2962 make_number (FRAME_LEFT_FRINGE_WIDTH (f)));
2963 store_in_alist (alistptr, Qright_fringe,
2964 make_number (FRAME_RIGHT_FRINGE_WIDTH (f)));
2965 store_in_alist (alistptr, Qscroll_bar_width,
2966 (! FRAME_HAS_VERTICAL_SCROLL_BARS (f)
2967 ? make_number (0)
2968 : FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0
2969 ? make_number (FRAME_CONFIG_SCROLL_BAR_WIDTH (f))
2970 /* nil means "use default width"
2971 for non-toolkit scroll bar.
2972 ruler-mode.el depends on this. */
2973 : Qnil));
2974 sprintf (buf, "%ld", (long) FRAME_X_WINDOW (f));
2975 store_in_alist (alistptr, Qwindow_id,
2976 build_string (buf));
2977 #ifdef HAVE_X_WINDOWS
2978 #ifdef USE_X_TOOLKIT
2979 /* Tooltip frame may not have this widget. */
2980 if (FRAME_X_OUTPUT (f)->widget)
2981 #endif
2982 sprintf (buf, "%ld", (long) FRAME_OUTER_WINDOW (f));
2983 store_in_alist (alistptr, Qouter_window_id,
2984 build_string (buf));
2985 #endif
2986 store_in_alist (alistptr, Qicon_name, f->icon_name);
2987 FRAME_SAMPLE_VISIBILITY (f);
2988 store_in_alist (alistptr, Qvisibility,
2989 (FRAME_VISIBLE_P (f) ? Qt
2990 : FRAME_ICONIFIED_P (f) ? Qicon : Qnil));
2991 store_in_alist (alistptr, Qdisplay,
2992 XCAR (FRAME_X_DISPLAY_INFO (f)->name_list_element));
2993
2994 if (FRAME_X_OUTPUT (f)->parent_desc == FRAME_X_DISPLAY_INFO (f)->root_window)
2995 tem = Qnil;
2996 else
2997 XSETFASTINT (tem, FRAME_X_OUTPUT (f)->parent_desc);
2998 store_in_alist (alistptr, Qparent_id, tem);
2999 }
3000
3001
3002 /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is
3003 the previous value of that parameter, NEW_VALUE is the new value. */
3004
3005 void
3006 x_set_fullscreen (f, new_value, old_value)
3007 struct frame *f;
3008 Lisp_Object new_value, old_value;
3009 {
3010 if (NILP (new_value))
3011 f->want_fullscreen = FULLSCREEN_NONE;
3012 else if (EQ (new_value, Qfullboth))
3013 f->want_fullscreen = FULLSCREEN_BOTH;
3014 else if (EQ (new_value, Qfullwidth))
3015 f->want_fullscreen = FULLSCREEN_WIDTH;
3016 else if (EQ (new_value, Qfullheight))
3017 f->want_fullscreen = FULLSCREEN_HEIGHT;
3018 }
3019
3020
3021 /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
3022 the previous value of that parameter, NEW_VALUE is the new value. */
3023
3024 void
3025 x_set_line_spacing (f, new_value, old_value)
3026 struct frame *f;
3027 Lisp_Object new_value, old_value;
3028 {
3029 if (NILP (new_value))
3030 f->extra_line_spacing = 0;
3031 else if (NATNUMP (new_value))
3032 f->extra_line_spacing = XFASTINT (new_value);
3033 else
3034 Fsignal (Qerror, Fcons (build_string ("Invalid line-spacing"),
3035 Fcons (new_value, Qnil)));
3036 if (FRAME_VISIBLE_P (f))
3037 redraw_frame (f);
3038 }
3039
3040
3041 /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
3042 the previous value of that parameter, NEW_VALUE is the new value. */
3043
3044 void
3045 x_set_screen_gamma (f, new_value, old_value)
3046 struct frame *f;
3047 Lisp_Object new_value, old_value;
3048 {
3049 if (NILP (new_value))
3050 f->gamma = 0;
3051 else if (NUMBERP (new_value) && XFLOATINT (new_value) > 0)
3052 /* The value 0.4545 is the normal viewing gamma. */
3053 f->gamma = 1.0 / (0.4545 * XFLOATINT (new_value));
3054 else
3055 Fsignal (Qerror, Fcons (build_string ("Invalid screen-gamma"),
3056 Fcons (new_value, Qnil)));
3057
3058 clear_face_cache (0);
3059 }
3060
3061
3062 void
3063 x_set_font (f, arg, oldval)
3064 struct frame *f;
3065 Lisp_Object arg, oldval;
3066 {
3067 Lisp_Object result;
3068 Lisp_Object fontset_name;
3069 Lisp_Object frame;
3070 int old_fontset = FRAME_FONTSET(f);
3071
3072 CHECK_STRING (arg);
3073
3074 fontset_name = Fquery_fontset (arg, Qnil);
3075
3076 BLOCK_INPUT;
3077 result = (STRINGP (fontset_name)
3078 ? x_new_fontset (f, SDATA (fontset_name))
3079 : x_new_font (f, SDATA (arg)));
3080 UNBLOCK_INPUT;
3081
3082 if (EQ (result, Qnil))
3083 error ("Font `%s' is not defined", SDATA (arg));
3084 else if (EQ (result, Qt))
3085 error ("The characters of the given font have varying widths");
3086 else if (STRINGP (result))
3087 {
3088 set_default_ascii_font (result);
3089 if (STRINGP (fontset_name))
3090 {
3091 /* Fontset names are built from ASCII font names, so the
3092 names may be equal despite there was a change. */
3093 if (old_fontset == FRAME_FONTSET (f))
3094 return;
3095 }
3096 else if (!NILP (Fequal (result, oldval)))
3097 return;
3098
3099 store_frame_param (f, Qfont, result);
3100 recompute_basic_faces (f);
3101 }
3102 else
3103 abort ();
3104
3105 do_pending_window_change (0);
3106
3107 /* Don't call `face-set-after-frame-default' when faces haven't been
3108 initialized yet. This is the case when called from
3109 Fx_create_frame. In that case, the X widget or window doesn't
3110 exist either, and we can end up in x_report_frame_params with a
3111 null widget which gives a segfault. */
3112 if (FRAME_FACE_CACHE (f))
3113 {
3114 XSETFRAME (frame, f);
3115 call1 (Qface_set_after_frame_default, frame);
3116 }
3117 }
3118
3119
3120 void
3121 x_set_fringe_width (f, new_value, old_value)
3122 struct frame *f;
3123 Lisp_Object new_value, old_value;
3124 {
3125 compute_fringe_widths (f, 1);
3126 }
3127
3128 void
3129 x_set_border_width (f, arg, oldval)
3130 struct frame *f;
3131 Lisp_Object arg, oldval;
3132 {
3133 CHECK_NUMBER (arg);
3134
3135 if (XINT (arg) == f->border_width)
3136 return;
3137
3138 #ifndef MAC_OS
3139 if (FRAME_X_WINDOW (f) != 0)
3140 error ("Cannot change the border width of a window");
3141 #endif /* MAC_TODO */
3142
3143 f->border_width = XINT (arg);
3144 }
3145
3146 void
3147 x_set_internal_border_width (f, arg, oldval)
3148 struct frame *f;
3149 Lisp_Object arg, oldval;
3150 {
3151 int old = FRAME_INTERNAL_BORDER_WIDTH (f);
3152
3153 CHECK_NUMBER (arg);
3154 FRAME_INTERNAL_BORDER_WIDTH (f) = XINT (arg);
3155 if (FRAME_INTERNAL_BORDER_WIDTH (f) < 0)
3156 FRAME_INTERNAL_BORDER_WIDTH (f) = 0;
3157
3158 #ifdef USE_X_TOOLKIT
3159 if (FRAME_X_OUTPUT (f)->edit_widget)
3160 widget_store_internal_border (FRAME_X_OUTPUT (f)->edit_widget);
3161 #endif
3162
3163 if (FRAME_INTERNAL_BORDER_WIDTH (f) == old)
3164 return;
3165
3166 if (FRAME_X_WINDOW (f) != 0)
3167 {
3168 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
3169 SET_FRAME_GARBAGED (f);
3170 do_pending_window_change (0);
3171 }
3172 else
3173 SET_FRAME_GARBAGED (f);
3174 }
3175
3176 void
3177 x_set_visibility (f, value, oldval)
3178 struct frame *f;
3179 Lisp_Object value, oldval;
3180 {
3181 Lisp_Object frame;
3182 XSETFRAME (frame, f);
3183
3184 if (NILP (value))
3185 Fmake_frame_invisible (frame, Qt);
3186 else if (EQ (value, Qicon))
3187 Ficonify_frame (frame);
3188 else
3189 Fmake_frame_visible (frame);
3190 }
3191
3192 void
3193 x_set_autoraise (f, arg, oldval)
3194 struct frame *f;
3195 Lisp_Object arg, oldval;
3196 {
3197 f->auto_raise = !EQ (Qnil, arg);
3198 }
3199
3200 void
3201 x_set_autolower (f, arg, oldval)
3202 struct frame *f;
3203 Lisp_Object arg, oldval;
3204 {
3205 f->auto_lower = !EQ (Qnil, arg);
3206 }
3207
3208 void
3209 x_set_unsplittable (f, arg, oldval)
3210 struct frame *f;
3211 Lisp_Object arg, oldval;
3212 {
3213 f->no_split = !NILP (arg);
3214 }
3215
3216 void
3217 x_set_vertical_scroll_bars (f, arg, oldval)
3218 struct frame *f;
3219 Lisp_Object arg, oldval;
3220 {
3221 if ((EQ (arg, Qleft) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f))
3222 || (EQ (arg, Qright) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f))
3223 || (NILP (arg) && FRAME_HAS_VERTICAL_SCROLL_BARS (f))
3224 || (!NILP (arg) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f)))
3225 {
3226 FRAME_VERTICAL_SCROLL_BAR_TYPE (f)
3227 = (NILP (arg)
3228 ? vertical_scroll_bar_none
3229 : EQ (Qleft, arg)
3230 ? vertical_scroll_bar_left
3231 : EQ (Qright, arg)
3232 ? vertical_scroll_bar_right
3233 : EQ (Qleft, Vdefault_frame_scroll_bars)
3234 ? vertical_scroll_bar_left
3235 : EQ (Qright, Vdefault_frame_scroll_bars)
3236 ? vertical_scroll_bar_right
3237 : vertical_scroll_bar_none);
3238
3239 /* We set this parameter before creating the X window for the
3240 frame, so we can get the geometry right from the start.
3241 However, if the window hasn't been created yet, we shouldn't
3242 call x_set_window_size. */
3243 if (FRAME_X_WINDOW (f))
3244 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
3245 do_pending_window_change (0);
3246 }
3247 }
3248
3249 void
3250 x_set_scroll_bar_width (f, arg, oldval)
3251 struct frame *f;
3252 Lisp_Object arg, oldval;
3253 {
3254 int wid = FRAME_COLUMN_WIDTH (f);
3255
3256 if (NILP (arg))
3257 {
3258 x_set_scroll_bar_default_width (f);
3259
3260 if (FRAME_X_WINDOW (f))
3261 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
3262 do_pending_window_change (0);
3263 }
3264 else if (INTEGERP (arg) && XINT (arg) > 0
3265 && XFASTINT (arg) != FRAME_CONFIG_SCROLL_BAR_WIDTH (f))
3266 {
3267 if (XFASTINT (arg) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM)
3268 XSETINT (arg, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM + 1);
3269
3270 FRAME_CONFIG_SCROLL_BAR_WIDTH (f) = XFASTINT (arg);
3271 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (XFASTINT (arg) + wid-1) / wid;
3272 if (FRAME_X_WINDOW (f))
3273 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
3274 do_pending_window_change (0);
3275 }
3276
3277 change_frame_size (f, 0, FRAME_COLS (f), 0, 0, 0);
3278 XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.hpos = 0;
3279 XWINDOW (FRAME_SELECTED_WINDOW (f))->cursor.x = 0;
3280 }
3281
3282
3283
3284 /* Return non-nil if frame F wants a bitmap icon. */
3285
3286 Lisp_Object
3287 x_icon_type (f)
3288 FRAME_PTR f;
3289 {
3290 Lisp_Object tem;
3291
3292 tem = assq_no_quit (Qicon_type, f->param_alist);
3293 if (CONSP (tem))
3294 return XCDR (tem);
3295 else
3296 return Qnil;
3297 }
3298
3299 \f
3300 /* Subroutines of creating an X frame. */
3301
3302 /* Make sure that Vx_resource_name is set to a reasonable value.
3303 Fix it up, or set it to `emacs' if it is too hopeless. */
3304
3305 void
3306 validate_x_resource_name ()
3307 {
3308 int len = 0;
3309 /* Number of valid characters in the resource name. */
3310 int good_count = 0;
3311 /* Number of invalid characters in the resource name. */
3312 int bad_count = 0;
3313 Lisp_Object new;
3314 int i;
3315
3316 if (!STRINGP (Vx_resource_class))
3317 Vx_resource_class = build_string (EMACS_CLASS);
3318
3319 if (STRINGP (Vx_resource_name))
3320 {
3321 unsigned char *p = SDATA (Vx_resource_name);
3322 int i;
3323
3324 len = SBYTES (Vx_resource_name);
3325
3326 /* Only letters, digits, - and _ are valid in resource names.
3327 Count the valid characters and count the invalid ones. */
3328 for (i = 0; i < len; i++)
3329 {
3330 int c = p[i];
3331 if (! ((c >= 'a' && c <= 'z')
3332 || (c >= 'A' && c <= 'Z')
3333 || (c >= '0' && c <= '9')
3334 || c == '-' || c == '_'))
3335 bad_count++;
3336 else
3337 good_count++;
3338 }
3339 }
3340 else
3341 /* Not a string => completely invalid. */
3342 bad_count = 5, good_count = 0;
3343
3344 /* If name is valid already, return. */
3345 if (bad_count == 0)
3346 return;
3347
3348 /* If name is entirely invalid, or nearly so, use `emacs'. */
3349 if (good_count == 0
3350 || (good_count == 1 && bad_count > 0))
3351 {
3352 Vx_resource_name = build_string ("emacs");
3353 return;
3354 }
3355
3356 /* Name is partly valid. Copy it and replace the invalid characters
3357 with underscores. */
3358
3359 Vx_resource_name = new = Fcopy_sequence (Vx_resource_name);
3360
3361 for (i = 0; i < len; i++)
3362 {
3363 int c = SREF (new, i);
3364 if (! ((c >= 'a' && c <= 'z')
3365 || (c >= 'A' && c <= 'Z')
3366 || (c >= '0' && c <= '9')
3367 || c == '-' || c == '_'))
3368 SSET (new, i, '_');
3369 }
3370 }
3371
3372
3373 extern char *x_get_string_resource P_ ((XrmDatabase, char *, char *));
3374 extern Display_Info *check_x_display_info P_ ((Lisp_Object));
3375
3376
3377 /* Get specified attribute from resource database RDB.
3378 See Fx_get_resource below for other parameters. */
3379
3380 static Lisp_Object
3381 xrdb_get_resource (rdb, attribute, class, component, subclass)
3382 XrmDatabase rdb;
3383 Lisp_Object attribute, class, component, subclass;
3384 {
3385 register char *value;
3386 char *name_key;
3387 char *class_key;
3388
3389 CHECK_STRING (attribute);
3390 CHECK_STRING (class);
3391
3392 if (!NILP (component))
3393 CHECK_STRING (component);
3394 if (!NILP (subclass))
3395 CHECK_STRING (subclass);
3396 if (NILP (component) != NILP (subclass))
3397 error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
3398
3399 validate_x_resource_name ();
3400
3401 /* Allocate space for the components, the dots which separate them,
3402 and the final '\0'. Make them big enough for the worst case. */
3403 name_key = (char *) alloca (SBYTES (Vx_resource_name)
3404 + (STRINGP (component)
3405 ? SBYTES (component) : 0)
3406 + SBYTES (attribute)
3407 + 3);
3408
3409 class_key = (char *) alloca (SBYTES (Vx_resource_class)
3410 + SBYTES (class)
3411 + (STRINGP (subclass)
3412 ? SBYTES (subclass) : 0)
3413 + 3);
3414
3415 /* Start with emacs.FRAMENAME for the name (the specific one)
3416 and with `Emacs' for the class key (the general one). */
3417 strcpy (name_key, SDATA (Vx_resource_name));
3418 strcpy (class_key, SDATA (Vx_resource_class));
3419
3420 strcat (class_key, ".");
3421 strcat (class_key, SDATA (class));
3422
3423 if (!NILP (component))
3424 {
3425 strcat (class_key, ".");
3426 strcat (class_key, SDATA (subclass));
3427
3428 strcat (name_key, ".");
3429 strcat (name_key, SDATA (component));
3430 }
3431
3432 strcat (name_key, ".");
3433 strcat (name_key, SDATA (attribute));
3434
3435 value = x_get_string_resource (rdb, name_key, class_key);
3436
3437 if (value != (char *) 0)
3438 return build_string (value);
3439 else
3440 return Qnil;
3441 }
3442
3443
3444 DEFUN ("x-get-resource", Fx_get_resource, Sx_get_resource, 2, 4, 0,
3445 doc: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.
3446 This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the
3447 class, where INSTANCE is the name under which Emacs was invoked, or
3448 the name specified by the `-name' or `-rn' command-line arguments.
3449
3450 The optional arguments COMPONENT and SUBCLASS add to the key and the
3451 class, respectively. You must specify both of them or neither.
3452 If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'
3453 and the class is `Emacs.CLASS.SUBCLASS'. */)
3454 (attribute, class, component, subclass)
3455 Lisp_Object attribute, class, component, subclass;
3456 {
3457 #ifdef HAVE_X_WINDOWS
3458 check_x ();
3459 #endif
3460
3461 return xrdb_get_resource (check_x_display_info (Qnil)->xrdb,
3462 attribute, class, component, subclass);
3463 }
3464
3465 /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */
3466
3467 Lisp_Object
3468 display_x_get_resource (dpyinfo, attribute, class, component, subclass)
3469 Display_Info *dpyinfo;
3470 Lisp_Object attribute, class, component, subclass;
3471 {
3472 return xrdb_get_resource (dpyinfo->xrdb,
3473 attribute, class, component, subclass);
3474 }
3475
3476 /* Used when C code wants a resource value. */
3477
3478 char *
3479 x_get_resource_string (attribute, class)
3480 char *attribute, *class;
3481 {
3482 char *name_key;
3483 char *class_key;
3484 struct frame *sf = SELECTED_FRAME ();
3485
3486 /* Allocate space for the components, the dots which separate them,
3487 and the final '\0'. */
3488 name_key = (char *) alloca (SBYTES (Vinvocation_name)
3489 + strlen (attribute) + 2);
3490 class_key = (char *) alloca ((sizeof (EMACS_CLASS) - 1)
3491 + strlen (class) + 2);
3492
3493 sprintf (name_key, "%s.%s", SDATA (Vinvocation_name), attribute);
3494 sprintf (class_key, "%s.%s", EMACS_CLASS, class);
3495
3496 return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf)->xrdb,
3497 name_key, class_key);
3498 }
3499
3500
3501 /* Return the value of parameter PARAM.
3502
3503 First search ALIST, then Vdefault_frame_alist, then the X defaults
3504 database, using ATTRIBUTE as the attribute name and CLASS as its class.
3505
3506 Convert the resource to the type specified by desired_type.
3507
3508 If no default is specified, return Qunbound. If you call
3509 x_get_arg, make sure you deal with Qunbound in a reasonable way,
3510 and don't let it get stored in any Lisp-visible variables! */
3511
3512 Lisp_Object
3513 x_get_arg (dpyinfo, alist, param, attribute, class, type)
3514 Display_Info *dpyinfo;
3515 Lisp_Object alist, param;
3516 char *attribute;
3517 char *class;
3518 enum resource_types type;
3519 {
3520 register Lisp_Object tem;
3521
3522 tem = Fassq (param, alist);
3523 if (EQ (tem, Qnil))
3524 tem = Fassq (param, Vdefault_frame_alist);
3525 if (EQ (tem, Qnil))
3526 {
3527 if (attribute)
3528 {
3529 tem = display_x_get_resource (dpyinfo,
3530 build_string (attribute),
3531 build_string (class),
3532 Qnil, Qnil);
3533
3534 if (NILP (tem))
3535 return Qunbound;
3536
3537 switch (type)
3538 {
3539 case RES_TYPE_NUMBER:
3540 return make_number (atoi (SDATA (tem)));
3541
3542 case RES_TYPE_FLOAT:
3543 return make_float (atof (SDATA (tem)));
3544
3545 case RES_TYPE_BOOLEAN:
3546 tem = Fdowncase (tem);
3547 if (!strcmp (SDATA (tem), "on")
3548 || !strcmp (SDATA (tem), "true"))
3549 return Qt;
3550 else
3551 return Qnil;
3552
3553 case RES_TYPE_STRING:
3554 return tem;
3555
3556 case RES_TYPE_SYMBOL:
3557 /* As a special case, we map the values `true' and `on'
3558 to Qt, and `false' and `off' to Qnil. */
3559 {
3560 Lisp_Object lower;
3561 lower = Fdowncase (tem);
3562 if (!strcmp (SDATA (lower), "on")
3563 || !strcmp (SDATA (lower), "true"))
3564 return Qt;
3565 else if (!strcmp (SDATA (lower), "off")
3566 || !strcmp (SDATA (lower), "false"))
3567 return Qnil;
3568 else
3569 return Fintern (tem, Qnil);
3570 }
3571
3572 default:
3573 abort ();
3574 }
3575 }
3576 else
3577 return Qunbound;
3578 }
3579 return Fcdr (tem);
3580 }
3581
3582 Lisp_Object
3583 x_frame_get_arg (f, alist, param, attribute, class, type)
3584 struct frame *f;
3585 Lisp_Object alist, param;
3586 char *attribute;
3587 char *class;
3588 enum resource_types type;
3589 {
3590 return x_get_arg (FRAME_X_DISPLAY_INFO (f),
3591 alist, param, attribute, class, type);
3592 }
3593
3594 /* Like x_frame_get_arg, but also record the value in f->param_alist. */
3595
3596 Lisp_Object
3597 x_frame_get_and_record_arg (f, alist, param, attribute, class, type)
3598 struct frame *f;
3599 Lisp_Object alist, param;
3600 char *attribute;
3601 char *class;
3602 enum resource_types type;
3603 {
3604 Lisp_Object value;
3605
3606 value = x_get_arg (FRAME_X_DISPLAY_INFO (f), alist, param,
3607 attribute, class, type);
3608 if (! NILP (value))
3609 store_frame_param (f, param, value);
3610
3611 return value;
3612 }
3613
3614
3615 /* Record in frame F the specified or default value according to ALIST
3616 of the parameter named PROP (a Lisp symbol).
3617 If no value is specified for PROP, look for an X default for XPROP
3618 on the frame named NAME.
3619 If that is not found either, use the value DEFLT. */
3620
3621 Lisp_Object
3622 x_default_parameter (f, alist, prop, deflt, xprop, xclass, type)
3623 struct frame *f;
3624 Lisp_Object alist;
3625 Lisp_Object prop;
3626 Lisp_Object deflt;
3627 char *xprop;
3628 char *xclass;
3629 enum resource_types type;
3630 {
3631 Lisp_Object tem;
3632
3633 tem = x_frame_get_arg (f, alist, prop, xprop, xclass, type);
3634 if (EQ (tem, Qunbound))
3635 tem = deflt;
3636 x_set_frame_parameters (f, Fcons (Fcons (prop, tem), Qnil));
3637 return tem;
3638 }
3639
3640
3641
3642 \f
3643 DEFUN ("x-parse-geometry", Fx_parse_geometry, Sx_parse_geometry, 1, 1, 0,
3644 doc: /* Parse an X-style geometry string STRING.
3645 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).
3646 The properties returned may include `top', `left', `height', and `width'.
3647 The value of `left' or `top' may be an integer,
3648 or a list (+ N) meaning N pixels relative to top/left corner,
3649 or a list (- N) meaning -N pixels relative to bottom/right corner. */)
3650 (string)
3651 Lisp_Object string;
3652 {
3653 int geometry, x, y;
3654 unsigned int width, height;
3655 Lisp_Object result;
3656
3657 CHECK_STRING (string);
3658
3659 geometry = XParseGeometry ((char *) SDATA (string),
3660 &x, &y, &width, &height);
3661
3662 #if 0
3663 if (!!(geometry & XValue) != !!(geometry & YValue))
3664 error ("Must specify both x and y position, or neither");
3665 #endif
3666
3667 result = Qnil;
3668 if (geometry & XValue)
3669 {
3670 Lisp_Object element;
3671
3672 if (x >= 0 && (geometry & XNegative))
3673 element = Fcons (Qleft, Fcons (Qminus, Fcons (make_number (-x), Qnil)));
3674 else if (x < 0 && ! (geometry & XNegative))
3675 element = Fcons (Qleft, Fcons (Qplus, Fcons (make_number (x), Qnil)));
3676 else
3677 element = Fcons (Qleft, make_number (x));
3678 result = Fcons (element, result);
3679 }
3680
3681 if (geometry & YValue)
3682 {
3683 Lisp_Object element;
3684
3685 if (y >= 0 && (geometry & YNegative))
3686 element = Fcons (Qtop, Fcons (Qminus, Fcons (make_number (-y), Qnil)));
3687 else if (y < 0 && ! (geometry & YNegative))
3688 element = Fcons (Qtop, Fcons (Qplus, Fcons (make_number (y), Qnil)));
3689 else
3690 element = Fcons (Qtop, make_number (y));
3691 result = Fcons (element, result);
3692 }
3693
3694 if (geometry & WidthValue)
3695 result = Fcons (Fcons (Qwidth, make_number (width)), result);
3696 if (geometry & HeightValue)
3697 result = Fcons (Fcons (Qheight, make_number (height)), result);
3698
3699 return result;
3700 }
3701
3702 /* Calculate the desired size and position of frame F.
3703 Return the flags saying which aspects were specified.
3704
3705 Also set the win_gravity and size_hint_flags of F.
3706
3707 Adjust height for toolbar if TOOLBAR_P is 1.
3708
3709 This function does not make the coordinates positive. */
3710
3711 #define DEFAULT_ROWS 40
3712 #define DEFAULT_COLS 80
3713
3714 int
3715 x_figure_window_size (f, parms, toolbar_p)
3716 struct frame *f;
3717 Lisp_Object parms;
3718 int toolbar_p;
3719 {
3720 register Lisp_Object tem0, tem1, tem2;
3721 long window_prompting = 0;
3722 Display_Info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
3723
3724 /* Default values if we fall through.
3725 Actually, if that happens we should get
3726 window manager prompting. */
3727 SET_FRAME_COLS (f, DEFAULT_COLS);
3728 FRAME_LINES (f) = DEFAULT_ROWS;
3729 /* Window managers expect that if program-specified
3730 positions are not (0,0), they're intentional, not defaults. */
3731 f->top_pos = 0;
3732 f->left_pos = 0;
3733
3734 /* Ensure that old new_text_cols and new_text_lines will not override the
3735 values set here. */
3736 /* ++KFS: This was specific to W32, but seems ok for all platforms */
3737 f->new_text_cols = f->new_text_lines = 0;
3738
3739 tem0 = x_get_arg (dpyinfo, parms, Qheight, 0, 0, RES_TYPE_NUMBER);
3740 tem1 = x_get_arg (dpyinfo, parms, Qwidth, 0, 0, RES_TYPE_NUMBER);
3741 tem2 = x_get_arg (dpyinfo, parms, Quser_size, 0, 0, RES_TYPE_NUMBER);
3742 if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound))
3743 {
3744 if (!EQ (tem0, Qunbound))
3745 {
3746 CHECK_NUMBER (tem0);
3747 FRAME_LINES (f) = XINT (tem0);
3748 }
3749 if (!EQ (tem1, Qunbound))
3750 {
3751 CHECK_NUMBER (tem1);
3752 SET_FRAME_COLS (f, XINT (tem1));
3753 }
3754 if (!NILP (tem2) && !EQ (tem2, Qunbound))
3755 window_prompting |= USSize;
3756 else
3757 window_prompting |= PSize;
3758 }
3759
3760 f->scroll_bar_actual_width
3761 = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f);
3762
3763 /* This used to be done _before_ calling x_figure_window_size, but
3764 since the height is reset here, this was really a no-op. I
3765 assume that moving it here does what Gerd intended (although he
3766 no longer can remember what that was... ++KFS, 2003-03-25. */
3767
3768 /* Add the tool-bar height to the initial frame height so that the
3769 user gets a text display area of the size he specified with -g or
3770 via .Xdefaults. Later changes of the tool-bar height don't
3771 change the frame size. This is done so that users can create
3772 tall Emacs frames without having to guess how tall the tool-bar
3773 will get. */
3774 if (toolbar_p && FRAME_TOOL_BAR_LINES (f))
3775 {
3776 int margin, relief, bar_height;
3777
3778 relief = (tool_bar_button_relief >= 0
3779 ? tool_bar_button_relief
3780 : DEFAULT_TOOL_BAR_BUTTON_RELIEF);
3781
3782 if (INTEGERP (Vtool_bar_button_margin)
3783 && XINT (Vtool_bar_button_margin) > 0)
3784 margin = XFASTINT (Vtool_bar_button_margin);
3785 else if (CONSP (Vtool_bar_button_margin)
3786 && INTEGERP (XCDR (Vtool_bar_button_margin))
3787 && XINT (XCDR (Vtool_bar_button_margin)) > 0)
3788 margin = XFASTINT (XCDR (Vtool_bar_button_margin));
3789 else
3790 margin = 0;
3791
3792 bar_height = DEFAULT_TOOL_BAR_IMAGE_HEIGHT + 2 * margin + 2 * relief;
3793 FRAME_LINES (f) += (bar_height + FRAME_LINE_HEIGHT (f) - 1) / FRAME_LINE_HEIGHT (f);
3794 }
3795
3796 compute_fringe_widths (f, 0);
3797
3798 FRAME_PIXEL_WIDTH (f) = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, FRAME_COLS (f));
3799 FRAME_PIXEL_HEIGHT (f) = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, FRAME_LINES (f));
3800
3801 tem0 = x_get_arg (dpyinfo, parms, Qtop, 0, 0, RES_TYPE_NUMBER);
3802 tem1 = x_get_arg (dpyinfo, parms, Qleft, 0, 0, RES_TYPE_NUMBER);
3803 tem2 = x_get_arg (dpyinfo, parms, Quser_position, 0, 0, RES_TYPE_NUMBER);
3804 if (! EQ (tem0, Qunbound) || ! EQ (tem1, Qunbound))
3805 {
3806 if (EQ (tem0, Qminus))
3807 {
3808 f->top_pos = 0;
3809 window_prompting |= YNegative;
3810 }
3811 else if (CONSP (tem0) && EQ (XCAR (tem0), Qminus)
3812 && CONSP (XCDR (tem0))
3813 && INTEGERP (XCAR (XCDR (tem0))))
3814 {
3815 f->top_pos = - XINT (XCAR (XCDR (tem0)));
3816 window_prompting |= YNegative;
3817 }
3818 else if (CONSP (tem0) && EQ (XCAR (tem0), Qplus)
3819 && CONSP (XCDR (tem0))
3820 && INTEGERP (XCAR (XCDR (tem0))))
3821 {
3822 f->top_pos = XINT (XCAR (XCDR (tem0)));
3823 }
3824 else if (EQ (tem0, Qunbound))
3825 f->top_pos = 0;
3826 else
3827 {
3828 CHECK_NUMBER (tem0);
3829 f->top_pos = XINT (tem0);
3830 if (f->top_pos < 0)
3831 window_prompting |= YNegative;
3832 }
3833
3834 if (EQ (tem1, Qminus))
3835 {
3836 f->left_pos = 0;
3837 window_prompting |= XNegative;
3838 }
3839 else if (CONSP (tem1) && EQ (XCAR (tem1), Qminus)
3840 && CONSP (XCDR (tem1))
3841 && INTEGERP (XCAR (XCDR (tem1))))
3842 {
3843 f->left_pos = - XINT (XCAR (XCDR (tem1)));
3844 window_prompting |= XNegative;
3845 }
3846 else if (CONSP (tem1) && EQ (XCAR (tem1), Qplus)
3847 && CONSP (XCDR (tem1))
3848 && INTEGERP (XCAR (XCDR (tem1))))
3849 {
3850 f->left_pos = XINT (XCAR (XCDR (tem1)));
3851 }
3852 else if (EQ (tem1, Qunbound))
3853 f->left_pos = 0;
3854 else
3855 {
3856 CHECK_NUMBER (tem1);
3857 f->left_pos = XINT (tem1);
3858 if (f->left_pos < 0)
3859 window_prompting |= XNegative;
3860 }
3861
3862 if (!NILP (tem2) && ! EQ (tem2, Qunbound))
3863 window_prompting |= USPosition;
3864 else
3865 window_prompting |= PPosition;
3866 }
3867
3868 if (f->want_fullscreen != FULLSCREEN_NONE)
3869 {
3870 int left, top;
3871 int width, height;
3872
3873 /* It takes both for some WM:s to place it where we want */
3874 window_prompting = USPosition | PPosition;
3875 x_fullscreen_adjust (f, &width, &height, &top, &left);
3876 FRAME_COLS (f) = width;
3877 FRAME_LINES (f) = height;
3878 FRAME_PIXEL_WIDTH (f) = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, width);
3879 FRAME_PIXEL_HEIGHT (f) = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, height);
3880 f->left_pos = left;
3881 f->top_pos = top;
3882 }
3883
3884 if (window_prompting & XNegative)
3885 {
3886 if (window_prompting & YNegative)
3887 f->win_gravity = SouthEastGravity;
3888 else
3889 f->win_gravity = NorthEastGravity;
3890 }
3891 else
3892 {
3893 if (window_prompting & YNegative)
3894 f->win_gravity = SouthWestGravity;
3895 else
3896 f->win_gravity = NorthWestGravity;
3897 }
3898
3899 f->size_hint_flags = window_prompting;
3900
3901 return window_prompting;
3902 }
3903
3904
3905
3906 #endif /* HAVE_WINDOW_SYSTEM */
3907
3908
3909 \f
3910 /***********************************************************************
3911 Initialization
3912 ***********************************************************************/
3913
3914 void
3915 syms_of_frame ()
3916 {
3917 Qframep = intern ("framep");
3918 staticpro (&Qframep);
3919 Qframe_live_p = intern ("frame-live-p");
3920 staticpro (&Qframe_live_p);
3921 Qheight = intern ("height");
3922 staticpro (&Qheight);
3923 Qicon = intern ("icon");
3924 staticpro (&Qicon);
3925 Qminibuffer = intern ("minibuffer");
3926 staticpro (&Qminibuffer);
3927 Qmodeline = intern ("modeline");
3928 staticpro (&Qmodeline);
3929 Qonly = intern ("only");
3930 staticpro (&Qonly);
3931 Qwidth = intern ("width");
3932 staticpro (&Qwidth);
3933 Qgeometry = intern ("geometry");
3934 staticpro (&Qgeometry);
3935 Qicon_left = intern ("icon-left");
3936 staticpro (&Qicon_left);
3937 Qicon_top = intern ("icon-top");
3938 staticpro (&Qicon_top);
3939 Qleft = intern ("left");
3940 staticpro (&Qleft);
3941 Qright = intern ("right");
3942 staticpro (&Qright);
3943 Quser_position = intern ("user-position");
3944 staticpro (&Quser_position);
3945 Quser_size = intern ("user-size");
3946 staticpro (&Quser_size);
3947 Qwindow_id = intern ("window-id");
3948 staticpro (&Qwindow_id);
3949 #ifdef HAVE_X_WINDOWS
3950 Qouter_window_id = intern ("outer-window-id");
3951 staticpro (&Qouter_window_id);
3952 #endif
3953 Qparent_id = intern ("parent-id");
3954 staticpro (&Qparent_id);
3955 Qx = intern ("x");
3956 staticpro (&Qx);
3957 Qw32 = intern ("w32");
3958 staticpro (&Qw32);
3959 Qpc = intern ("pc");
3960 staticpro (&Qpc);
3961 Qmac = intern ("mac");
3962 staticpro (&Qmac);
3963 Qvisible = intern ("visible");
3964 staticpro (&Qvisible);
3965 Qbuffer_predicate = intern ("buffer-predicate");
3966 staticpro (&Qbuffer_predicate);
3967 Qbuffer_list = intern ("buffer-list");
3968 staticpro (&Qbuffer_list);
3969 Qdisplay_type = intern ("display-type");
3970 staticpro (&Qdisplay_type);
3971 Qbackground_mode = intern ("background-mode");
3972 staticpro (&Qbackground_mode);
3973 Qtty_color_mode = intern ("tty-color-mode");
3974 staticpro (&Qtty_color_mode);
3975
3976 Qface_set_after_frame_default = intern ("face-set-after-frame-default");
3977 staticpro (&Qface_set_after_frame_default);
3978
3979 Qfullwidth = intern ("fullwidth");
3980 staticpro (&Qfullwidth);
3981 Qfullheight = intern ("fullheight");
3982 staticpro (&Qfullheight);
3983 Qfullboth = intern ("fullboth");
3984 staticpro (&Qfullboth);
3985 Qx_resource_name = intern ("x-resource-name");
3986 staticpro (&Qx_resource_name);
3987
3988 Qx_frame_parameter = intern ("x-frame-parameter");
3989 staticpro (&Qx_frame_parameter);
3990
3991 {
3992 int i;
3993
3994 for (i = 0; i < sizeof (frame_parms) / sizeof (frame_parms[0]); i++)
3995 {
3996 Lisp_Object v = intern (frame_parms[i].name);
3997 if (frame_parms[i].variable)
3998 {
3999 *frame_parms[i].variable = v;
4000 staticpro (frame_parms[i].variable);
4001 }
4002 Fput (v, Qx_frame_parameter, make_number (i));
4003 }
4004 }
4005
4006 #ifdef HAVE_WINDOW_SYSTEM
4007 DEFVAR_LISP ("x-resource-name", &Vx_resource_name,
4008 doc: /* The name Emacs uses to look up X resources.
4009 `x-get-resource' uses this as the first component of the instance name
4010 when requesting resource values.
4011 Emacs initially sets `x-resource-name' to the name under which Emacs
4012 was invoked, or to the value specified with the `-name' or `-rn'
4013 switches, if present.
4014
4015 It may be useful to bind this variable locally around a call
4016 to `x-get-resource'. See also the variable `x-resource-class'. */);
4017 Vx_resource_name = Qnil;
4018
4019 DEFVAR_LISP ("x-resource-class", &Vx_resource_class,
4020 doc: /* The class Emacs uses to look up X resources.
4021 `x-get-resource' uses this as the first component of the instance class
4022 when requesting resource values.
4023
4024 Emacs initially sets `x-resource-class' to "Emacs".
4025
4026 Setting this variable permanently is not a reasonable thing to do,
4027 but binding this variable locally around a call to `x-get-resource'
4028 is a reasonable practice. See also the variable `x-resource-name'. */);
4029 Vx_resource_class = build_string (EMACS_CLASS);
4030 #endif
4031
4032 DEFVAR_LISP ("default-frame-alist", &Vdefault_frame_alist,
4033 doc: /* Alist of default values for frame creation.
4034 These may be set in your init file, like this:
4035 (setq default-frame-alist '((width . 80) (height . 55) (menu-bar-lines . 1)))
4036 These override values given in window system configuration data,
4037 including X Windows' defaults database.
4038 For values specific to the first Emacs frame, see `initial-frame-alist'.
4039 For values specific to the separate minibuffer frame, see
4040 `minibuffer-frame-alist'.
4041 The `menu-bar-lines' element of the list controls whether new frames
4042 have menu bars; `menu-bar-mode' works by altering this element.
4043 Setting this variable does not affect existing frames, only new ones. */);
4044 Vdefault_frame_alist = Qnil;
4045
4046 DEFVAR_LISP ("default-frame-scroll-bars", &Vdefault_frame_scroll_bars,
4047 doc: /* Default position of scroll bars on this window-system. */);
4048 #ifdef HAVE_WINDOW_SYSTEM
4049 #if defined(HAVE_NTGUI) || defined(MAC_OS)
4050 /* MS-Windows has scroll bars on the right by default. */
4051 Vdefault_frame_scroll_bars = Qright;
4052 #else
4053 Vdefault_frame_scroll_bars = Qleft;
4054 #endif
4055 #else
4056 Vdefault_frame_scroll_bars = Qnil;
4057 #endif
4058
4059 Qinhibit_default_face_x_resources
4060 = intern ("inhibit-default-face-x-resources");
4061 staticpro (&Qinhibit_default_face_x_resources);
4062
4063 DEFVAR_LISP ("terminal-frame", &Vterminal_frame,
4064 doc: /* The initial frame-object, which represents Emacs's stdout. */);
4065
4066 DEFVAR_LISP ("emacs-iconified", &Vemacs_iconified,
4067 doc: /* Non-nil if all of emacs is iconified and frame updates are not needed. */);
4068 Vemacs_iconified = Qnil;
4069
4070 DEFVAR_LISP ("mouse-position-function", &Vmouse_position_function,
4071 doc: /* If non-nil, function to transform normal value of `mouse-position'.
4072 `mouse-position' calls this function, passing its usual return value as
4073 argument, and returns whatever this function returns.
4074 This abnormal hook exists for the benefit of packages like `xt-mouse.el'
4075 which need to do mouse handling at the Lisp level. */);
4076 Vmouse_position_function = Qnil;
4077
4078 DEFVAR_LISP ("mouse-highlight", &Vmouse_highlight,
4079 doc: /* If non-nil, clickable text is highlighted when mouse is over it.
4080 If the value is an integer, highlighting is only shown after moving the
4081 mouse, while keyboard input turns off the highlight even when the mouse
4082 is over the clickable text. However, the mouse shape still indicates
4083 when the mouse is over clickable text. */);
4084 Vmouse_highlight = Qt;
4085
4086 DEFVAR_LISP ("delete-frame-functions", &Vdelete_frame_functions,
4087 doc: /* Functions to be run before deleting a frame.
4088 The functions are run with one arg, the frame to be deleted.
4089 See `delete-frame'. */);
4090 Vdelete_frame_functions = Qnil;
4091
4092 DEFVAR_KBOARD ("default-minibuffer-frame", Vdefault_minibuffer_frame,
4093 doc: /* Minibufferless frames use this frame's minibuffer.
4094
4095 Emacs cannot create minibufferless frames unless this is set to an
4096 appropriate surrogate.
4097
4098 Emacs consults this variable only when creating minibufferless
4099 frames; once the frame is created, it sticks with its assigned
4100 minibuffer, no matter what this variable is set to. This means that
4101 this variable doesn't necessarily say anything meaningful about the
4102 current set of frames, or where the minibuffer is currently being
4103 displayed.
4104
4105 This variable is local to the current terminal and cannot be buffer-local. */);
4106
4107 staticpro (&Vframe_list);
4108
4109 defsubr (&Sactive_minibuffer_window);
4110 defsubr (&Sframep);
4111 defsubr (&Sframe_live_p);
4112 defsubr (&Smake_terminal_frame);
4113 defsubr (&Shandle_switch_frame);
4114 defsubr (&Sselect_frame);
4115 defsubr (&Sselected_frame);
4116 defsubr (&Swindow_frame);
4117 defsubr (&Sframe_root_window);
4118 defsubr (&Sframe_first_window);
4119 defsubr (&Sframe_selected_window);
4120 defsubr (&Sset_frame_selected_window);
4121 defsubr (&Sframe_list);
4122 defsubr (&Snext_frame);
4123 defsubr (&Sprevious_frame);
4124 defsubr (&Sdelete_frame);
4125 defsubr (&Smouse_position);
4126 defsubr (&Smouse_pixel_position);
4127 defsubr (&Sset_mouse_position);
4128 defsubr (&Sset_mouse_pixel_position);
4129 #if 0
4130 defsubr (&Sframe_configuration);
4131 defsubr (&Srestore_frame_configuration);
4132 #endif
4133 defsubr (&Smake_frame_visible);
4134 defsubr (&Smake_frame_invisible);
4135 defsubr (&Siconify_frame);
4136 defsubr (&Sframe_visible_p);
4137 defsubr (&Svisible_frame_list);
4138 defsubr (&Sraise_frame);
4139 defsubr (&Slower_frame);
4140 defsubr (&Sredirect_frame_focus);
4141 defsubr (&Sframe_focus);
4142 defsubr (&Sframe_parameters);
4143 defsubr (&Sframe_parameter);
4144 defsubr (&Smodify_frame_parameters);
4145 defsubr (&Sframe_char_height);
4146 defsubr (&Sframe_char_width);
4147 defsubr (&Sframe_pixel_height);
4148 defsubr (&Sframe_pixel_width);
4149 defsubr (&Sset_frame_height);
4150 defsubr (&Sset_frame_width);
4151 defsubr (&Sset_frame_size);
4152 defsubr (&Sset_frame_position);
4153
4154 #ifdef HAVE_WINDOW_SYSTEM
4155 defsubr (&Sx_get_resource);
4156 defsubr (&Sx_parse_geometry);
4157 #endif
4158
4159 }
4160
4161 /* arch-tag: 7dbf2c69-9aad-45f8-8296-db893d6dd039
4162 (do not change this comment) */