1 /* Generic frame functions.
3 Copyright (C) 1993-1995, 1997, 1999-2013 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
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 3 of the License, or
10 (at your option) any later version.
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.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
22 #define FRAME_INLINE EXTERN_INLINE
31 #include "character.h"
33 #ifdef HAVE_WINDOW_SYSTEM
35 #endif /* HAVE_WINDOW_SYSTEM */
38 /* These help us bind and responding to switch-frame events. */
42 #include "blockinput.h"
44 #include "termhooks.h"
45 #include "dispextern.h"
48 #ifdef HAVE_WINDOW_SYSTEM
57 Lisp_Object Qns_parse_geometry
;
60 Lisp_Object Qframep
, Qframe_live_p
;
61 Lisp_Object Qicon
, Qmodeline
;
62 Lisp_Object Qonly
, Qnone
;
63 Lisp_Object Qx
, Qw32
, Qpc
, Qns
;
65 Lisp_Object Qdisplay_type
;
66 static Lisp_Object Qbackground_mode
;
69 static Lisp_Object Qx_frame_parameter
;
70 Lisp_Object Qx_resource_name
;
71 Lisp_Object Qterminal
;
72 Lisp_Object Qterminal_live_p
;
74 /* Frame parameters (set or reported). */
76 Lisp_Object Qauto_raise
, Qauto_lower
;
77 Lisp_Object Qborder_color
, Qborder_width
;
78 Lisp_Object Qcursor_color
, Qcursor_type
;
79 static Lisp_Object Qgeometry
; /* Not used */
80 Lisp_Object Qheight
, Qwidth
;
81 Lisp_Object Qleft
, Qright
;
82 Lisp_Object Qicon_left
, Qicon_top
, Qicon_type
, Qicon_name
;
84 Lisp_Object Qinternal_border_width
;
85 Lisp_Object Qmouse_color
;
86 Lisp_Object Qminibuffer
;
87 Lisp_Object Qscroll_bar_width
, Qvertical_scroll_bars
;
88 Lisp_Object Qvisibility
;
89 Lisp_Object Qscroll_bar_foreground
, Qscroll_bar_background
;
90 Lisp_Object Qscreen_gamma
;
91 Lisp_Object Qline_spacing
;
92 static Lisp_Object Quser_position
, Quser_size
;
93 Lisp_Object Qwait_for_wm
;
94 static Lisp_Object Qwindow_id
;
96 static Lisp_Object Qouter_window_id
;
98 Lisp_Object Qparent_id
;
99 Lisp_Object Qtitle
, Qname
;
100 static Lisp_Object Qexplicit_name
;
101 Lisp_Object Qunsplittable
;
102 Lisp_Object Qmenu_bar_lines
, Qtool_bar_lines
, Qtool_bar_position
;
103 Lisp_Object Qleft_fringe
, Qright_fringe
;
104 Lisp_Object Qbuffer_predicate
;
105 static Lisp_Object Qbuffer_list
, Qburied_buffer_list
;
106 Lisp_Object Qtty_color_mode
;
107 Lisp_Object Qtty
, Qtty_type
;
109 Lisp_Object Qfullscreen
, Qfullwidth
, Qfullheight
, Qfullboth
, Qmaximized
;
111 Lisp_Object Qfont_backend
;
114 Lisp_Object Qface_set_after_frame_default
;
116 static Lisp_Object Qdelete_frame_functions
;
118 #ifdef HAVE_WINDOW_SYSTEM
119 static void x_report_frame_params (struct frame
*, Lisp_Object
*);
122 /* These setters are used only in this file, so they can be private. */
124 fset_buffer_predicate (struct frame
*f
, Lisp_Object val
)
126 f
->buffer_predicate
= val
;
129 fset_minibuffer_window (struct frame
*f
, Lisp_Object val
)
131 f
->minibuffer_window
= val
;
135 decode_live_frame (register Lisp_Object frame
)
138 frame
= selected_frame
;
139 CHECK_LIVE_FRAME (frame
);
140 return XFRAME (frame
);
144 decode_any_frame (register Lisp_Object frame
)
147 frame
= selected_frame
;
149 return XFRAME (frame
);
153 set_menu_bar_lines_1 (Lisp_Object window
, int n
)
155 struct window
*w
= XWINDOW (window
);
157 w
->last_modified
= 0;
158 wset_top_line (w
, make_number (XFASTINT (w
->top_line
) + n
));
159 wset_total_lines (w
, make_number (XFASTINT (w
->total_lines
) - n
));
161 /* Handle just the top child in a vertical split. */
162 if (!NILP (w
->vchild
))
163 set_menu_bar_lines_1 (w
->vchild
, n
);
165 /* Adjust all children in a horizontal split. */
166 for (window
= w
->hchild
; !NILP (window
); window
= w
->next
)
168 w
= XWINDOW (window
);
169 set_menu_bar_lines_1 (window
, n
);
174 set_menu_bar_lines (struct frame
*f
, Lisp_Object value
, Lisp_Object oldval
)
177 int olines
= FRAME_MENU_BAR_LINES (f
);
179 /* Right now, menu bars don't work properly in minibuf-only frames;
180 most of the commands try to apply themselves to the minibuffer
181 frame itself, and get an error because you can't switch buffers
182 in or split the minibuffer window. */
183 if (FRAME_MINIBUF_ONLY_P (f
))
186 if (TYPE_RANGED_INTEGERP (int, value
))
187 nlines
= XINT (value
);
191 if (nlines
!= olines
)
193 windows_or_buffers_changed
++;
194 FRAME_WINDOW_SIZES_CHANGED (f
) = 1;
195 FRAME_MENU_BAR_LINES (f
) = nlines
;
196 set_menu_bar_lines_1 (f
->root_window
, nlines
- olines
);
201 Lisp_Object Vframe_list
;
204 DEFUN ("framep", Fframep
, Sframep
, 1, 1, 0,
205 doc
: /* Return non-nil if OBJECT is a frame.
207 t for a termcap frame (a character-only terminal),
208 'x' for an Emacs frame that is really an X window,
209 'w32' for an Emacs frame that is a window on MS-Windows display,
210 'ns' for an Emacs frame on a GNUstep or Macintosh Cocoa display,
211 'pc' for a direct-write MS-DOS frame.
212 See also `frame-live-p'. */)
215 if (!FRAMEP (object
))
217 switch (XFRAME (object
)->output_method
)
219 case output_initial
: /* The initial frame is like a termcap frame. */
222 case output_x_window
:
226 case output_msdos_raw
:
235 DEFUN ("frame-live-p", Fframe_live_p
, Sframe_live_p
, 1, 1, 0,
236 doc
: /* Return non-nil if OBJECT is a frame which has not been deleted.
237 Value is nil if OBJECT is not a live frame. If object is a live
238 frame, the return value indicates what sort of terminal device it is
239 displayed on. See the documentation of `framep' for possible
243 return ((FRAMEP (object
)
244 && FRAME_LIVE_P (XFRAME (object
)))
249 DEFUN ("window-system", Fwindow_system
, Swindow_system
, 0, 1, 0,
250 doc
: /* The name of the window system that FRAME is displaying through.
251 The value is a symbol:
252 nil for a termcap frame (a character-only terminal),
253 'x' for an Emacs frame that is really an X window,
254 'w32' for an Emacs frame that is a window on MS-Windows display,
255 'ns' for an Emacs frame on a GNUstep or Macintosh Cocoa display,
256 'pc' for a direct-write MS-DOS frame.
258 FRAME defaults to the currently selected frame.
260 Use of this function as a predicate is deprecated. Instead,
261 use `display-graphic-p' or any of the other `display-*-p'
262 predicates which report frame's specific UI-related capabilities. */)
267 frame
= selected_frame
;
269 type
= Fframep (frame
);
272 wrong_type_argument (Qframep
, frame
);
281 make_frame (int mini_p
)
284 register struct frame
*f
;
285 register Lisp_Object root_window
;
286 register Lisp_Object mini_window
;
288 f
= allocate_frame ();
289 XSETFRAME (frame
, f
);
291 /* Initialize Lisp data. Note that allocate_frame initializes all
292 Lisp data to nil, so do it only for slots which should not be nil. */
293 fset_tool_bar_position (f
, Qtop
);
295 /* Initialize non-Lisp data. Note that allocate_frame zeroes out all
296 non-Lisp data, so do it only for slots which should not be zero.
297 To avoid subtle bugs and for the sake of readability, it's better to
298 initialize enum members explicitly even if their values are zero. */
299 f
->wants_modeline
= 1;
301 f
->has_minibuffer
= mini_p
;
302 f
->vertical_scroll_bar_type
= vertical_scroll_bar_none
;
303 f
->column_width
= 1; /* !FRAME_WINDOW_P value */
304 f
->line_height
= 1; /* !FRAME_WINDOW_P value */
305 #ifdef HAVE_WINDOW_SYSTEM
306 f
->want_fullscreen
= FULLSCREEN_NONE
;
309 root_window
= make_window ();
312 mini_window
= make_window ();
313 wset_next (XWINDOW (root_window
), mini_window
);
314 wset_prev (XWINDOW (mini_window
), root_window
);
315 XWINDOW (mini_window
)->mini
= 1;
316 wset_frame (XWINDOW (mini_window
), frame
);
317 fset_minibuffer_window (f
, mini_window
);
322 wset_next (XWINDOW (root_window
), Qnil
);
323 fset_minibuffer_window (f
, Qnil
);
326 wset_frame (XWINDOW (root_window
), frame
);
329 just so that there is "something there."
330 Correct size will be set up later with change_frame_size. */
332 SET_FRAME_COLS (f
, 10);
333 FRAME_LINES (f
) = 10;
335 wset_total_cols (XWINDOW (root_window
), make_number (10));
336 wset_total_lines (XWINDOW (root_window
), make_number (mini_p
? 9 : 10));
340 wset_total_cols (XWINDOW (mini_window
), make_number (10));
341 wset_top_line (XWINDOW (mini_window
), make_number (9));
342 wset_total_lines (XWINDOW (mini_window
), make_number (1));
345 /* Choose a buffer for the frame's root window. */
347 Lisp_Object buf
= Fcurrent_buffer ();
349 /* If current buffer is hidden, try to find another one. */
350 if (BUFFER_HIDDEN_P (XBUFFER (buf
)))
351 buf
= other_buffer_safely (buf
);
353 /* Use set_window_buffer, not Fset_window_buffer, and don't let
354 hooks be run by it. The reason is that the whole frame/window
355 arrangement is not yet fully initialized at this point. Windows
356 don't have the right size, glyph matrices aren't initialized
357 etc. Running Lisp functions at this point surely ends in a
359 set_window_buffer (root_window
, buf
, 0, 0);
360 fset_buffer_list (f
, Fcons (buf
, Qnil
));
364 set_window_buffer (mini_window
,
365 (NILP (Vminibuffer_list
)
367 : Fcar (Vminibuffer_list
)),
370 fset_root_window (f
, root_window
);
371 fset_selected_window (f
, root_window
);
372 /* Make sure this window seems more recently used than
373 a newly-created, never-selected window. */
374 XWINDOW (f
->selected_window
)->use_time
= ++window_select_count
;
379 #ifdef HAVE_WINDOW_SYSTEM
380 /* Make a frame using a separate minibuffer window on another frame.
381 MINI_WINDOW is the minibuffer window to use. nil means use the
382 default (the global minibuffer). */
385 make_frame_without_minibuffer (register Lisp_Object mini_window
, KBOARD
*kb
, Lisp_Object display
)
387 register struct frame
*f
;
390 if (!NILP (mini_window
))
391 CHECK_LIVE_WINDOW (mini_window
);
393 if (!NILP (mini_window
)
394 && FRAME_KBOARD (XFRAME (XWINDOW (mini_window
)->frame
)) != kb
)
395 error ("Frame and minibuffer must be on the same terminal");
397 /* Make a frame containing just a root window. */
400 if (NILP (mini_window
))
402 /* Use default-minibuffer-frame if possible. */
403 if (!FRAMEP (KVAR (kb
, Vdefault_minibuffer_frame
))
404 || ! FRAME_LIVE_P (XFRAME (KVAR (kb
, Vdefault_minibuffer_frame
))))
406 Lisp_Object frame_dummy
;
408 XSETFRAME (frame_dummy
, f
);
409 GCPRO1 (frame_dummy
);
410 /* If there's no minibuffer frame to use, create one. */
411 kset_default_minibuffer_frame
412 (kb
, call1 (intern ("make-initial-minibuffer-frame"), display
));
417 = XFRAME (KVAR (kb
, Vdefault_minibuffer_frame
))->minibuffer_window
;
420 fset_minibuffer_window (f
, mini_window
);
422 /* Make the chosen minibuffer window display the proper minibuffer,
423 unless it is already showing a minibuffer. */
424 if (NILP (Fmemq (XWINDOW (mini_window
)->buffer
, Vminibuffer_list
)))
425 /* Use set_window_buffer instead of Fset_window_buffer (see
426 discussion of bug#11984, bug#12025, bug#12026). */
427 set_window_buffer (mini_window
,
428 (NILP (Vminibuffer_list
)
430 : Fcar (Vminibuffer_list
)), 0, 0);
434 /* Make a frame containing only a minibuffer window. */
437 make_minibuffer_frame (void)
439 /* First make a frame containing just a root window, no minibuffer. */
441 register struct frame
*f
= make_frame (0);
442 register Lisp_Object mini_window
;
443 register Lisp_Object frame
;
445 XSETFRAME (frame
, f
);
450 f
->wants_modeline
= 0;
451 f
->has_minibuffer
= 1;
453 /* Now label the root window as also being the minibuffer.
454 Avoid infinite looping on the window chain by marking next pointer
457 mini_window
= f
->root_window
;
458 fset_minibuffer_window (f
, mini_window
);
459 XWINDOW (mini_window
)->mini
= 1;
460 wset_next (XWINDOW (mini_window
), Qnil
);
461 wset_prev (XWINDOW (mini_window
), Qnil
);
462 wset_frame (XWINDOW (mini_window
), frame
);
464 /* Put the proper buffer in that window. */
466 /* Use set_window_buffer instead of Fset_window_buffer (see
467 discussion of bug#11984, bug#12025, bug#12026). */
468 set_window_buffer (mini_window
,
469 (NILP (Vminibuffer_list
)
471 : Fcar (Vminibuffer_list
)), 0, 0);
474 #endif /* HAVE_WINDOW_SYSTEM */
476 /* Construct a frame that refers to a terminal. */
478 static printmax_t tty_frame_count
;
481 make_initial_frame (void)
484 struct terminal
*terminal
;
487 eassert (initial_kboard
);
489 /* The first call must initialize Vframe_list. */
490 if (! (NILP (Vframe_list
) || CONSP (Vframe_list
)))
493 terminal
= init_initial_terminal ();
496 XSETFRAME (frame
, f
);
498 Vframe_list
= Fcons (frame
, Vframe_list
);
501 fset_name (f
, build_pure_c_string ("F1"));
503 SET_FRAME_VISIBLE (f
, 1);
505 f
->output_method
= terminal
->type
;
506 f
->terminal
= terminal
;
507 f
->terminal
->reference_count
++;
508 f
->output_data
.nothing
= 0;
510 FRAME_FOREGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_FG_COLOR
;
511 FRAME_BACKGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_BG_COLOR
;
513 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = vertical_scroll_bar_none
;
515 /* The default value of menu-bar-mode is t. */
516 set_menu_bar_lines (f
, make_number (1), Qnil
);
519 init_frame_faces (f
);
525 static struct frame
*
526 make_terminal_frame (struct terminal
*terminal
)
528 register struct frame
*f
;
530 char name
[sizeof "F" + INT_STRLEN_BOUND (printmax_t
)];
533 error ("Terminal is not live, can't create new frames on it");
537 XSETFRAME (frame
, f
);
538 Vframe_list
= Fcons (frame
, Vframe_list
);
540 fset_name (f
, make_formatted_string (name
, "F%"pMd
, ++tty_frame_count
));
542 SET_FRAME_VISIBLE (f
, 1);
544 f
->terminal
= terminal
;
545 f
->terminal
->reference_count
++;
547 f
->output_data
.tty
->display_info
= &the_only_display_info
;
548 if (!inhibit_window_system
549 && (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
))
550 || XFRAME (selected_frame
)->output_method
== output_msdos_raw
))
551 f
->output_method
= output_msdos_raw
;
553 f
->output_method
= output_termcap
;
554 #else /* not MSDOS */
555 f
->output_method
= output_termcap
;
556 create_tty_output (f
);
557 FRAME_FOREGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_FG_COLOR
;
558 FRAME_BACKGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_BG_COLOR
;
559 #endif /* not MSDOS */
561 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = vertical_scroll_bar_none
;
562 FRAME_MENU_BAR_LINES(f
) = NILP (Vmenu_bar_mode
) ? 0 : 1;
564 /* Set the top frame to the newly created frame. */
565 if (FRAMEP (FRAME_TTY (f
)->top_frame
)
566 && FRAME_LIVE_P (XFRAME (FRAME_TTY (f
)->top_frame
)))
567 SET_FRAME_VISIBLE (XFRAME (FRAME_TTY (f
)->top_frame
), 2); /* obscured */
569 FRAME_TTY (f
)->top_frame
= frame
;
572 init_frame_faces (f
);
577 /* Get a suitable value for frame parameter PARAMETER for a newly
578 created frame, based on (1) the user-supplied frame parameter
579 alist SUPPLIED_PARMS, and (2) CURRENT_VALUE. */
582 get_future_frame_param (Lisp_Object parameter
,
583 Lisp_Object supplied_parms
,
588 result
= Fassq (parameter
, supplied_parms
);
590 result
= Fassq (parameter
, XFRAME (selected_frame
)->param_alist
);
591 if (NILP (result
) && current_value
!= NULL
)
592 result
= build_string (current_value
);
593 if (!NILP (result
) && !STRINGP (result
))
594 result
= XCDR (result
);
595 if (NILP (result
) || !STRINGP (result
))
601 DEFUN ("make-terminal-frame", Fmake_terminal_frame
, Smake_terminal_frame
,
603 doc
: /* Create an additional terminal frame, possibly on another terminal.
604 This function takes one argument, an alist specifying frame parameters.
606 You can create multiple frames on a single text terminal, but only one
607 of them (the selected terminal frame) is actually displayed.
609 In practice, generally you don't need to specify any parameters,
610 except when you want to create a new frame on another terminal.
611 In that case, the `tty' parameter specifies the device file to open,
612 and the `tty-type' parameter specifies the terminal type. Example:
614 (make-terminal-frame '((tty . "/dev/pts/5") (tty-type . "xterm")))
616 Note that changing the size of one terminal frame automatically
617 affects all frames on the same terminal device. */)
621 struct terminal
*t
= NULL
;
622 Lisp_Object frame
, tem
;
623 struct frame
*sf
= SELECTED_FRAME ();
626 if (sf
->output_method
!= output_msdos_raw
627 && sf
->output_method
!= output_termcap
)
629 #else /* not MSDOS */
631 #ifdef WINDOWSNT /* This should work now! */
632 if (sf
->output_method
!= output_termcap
)
633 error ("Not using an ASCII terminal now; cannot make a new ASCII frame");
635 #endif /* not MSDOS */
638 Lisp_Object terminal
;
640 terminal
= Fassq (Qterminal
, parms
);
641 if (CONSP (terminal
))
643 terminal
= XCDR (terminal
);
644 t
= get_terminal (terminal
, 1);
647 if (t
&& t
!= the_only_display_info
.terminal
)
648 /* msdos.c assumes a single tty_display_info object. */
649 error ("Multiple terminals are not supported on this platform");
651 t
= the_only_display_info
.terminal
;
657 char *name
= 0, *type
= 0;
658 Lisp_Object tty
, tty_type
;
660 tty
= get_future_frame_param
661 (Qtty
, parms
, (FRAME_TERMCAP_P (XFRAME (selected_frame
))
662 ? FRAME_TTY (XFRAME (selected_frame
))->name
666 name
= alloca (SBYTES (tty
) + 1);
667 memcpy (name
, SSDATA (tty
), SBYTES (tty
));
668 name
[SBYTES (tty
)] = 0;
671 tty_type
= get_future_frame_param
672 (Qtty_type
, parms
, (FRAME_TERMCAP_P (XFRAME (selected_frame
))
673 ? FRAME_TTY (XFRAME (selected_frame
))->type
675 if (!NILP (tty_type
))
677 type
= alloca (SBYTES (tty_type
) + 1);
678 memcpy (type
, SSDATA (tty_type
), SBYTES (tty_type
));
679 type
[SBYTES (tty_type
)] = 0;
682 t
= init_tty (name
, type
, 0); /* Errors are not fatal. */
685 f
= make_terminal_frame (t
);
689 get_tty_size (fileno (FRAME_TTY (f
)->input
), &width
, &height
);
690 change_frame_size (f
, height
, width
, 0, 0, 0);
695 XSETFRAME (frame
, f
);
696 Fmodify_frame_parameters (frame
, parms
);
697 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty_type
,
698 build_string (t
->display_info
.tty
->type
)),
700 if (t
->display_info
.tty
->name
!= NULL
)
701 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty
,
702 build_string (t
->display_info
.tty
->name
)),
705 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty
, Qnil
), Qnil
));
707 /* Make the frame face alist be frame-specific, so that each
708 frame could change its face definitions independently. */
709 fset_face_alist (f
, Fcopy_alist (sf
->face_alist
));
710 /* Simple Fcopy_alist isn't enough, because we need the contents of
711 the vectors which are the CDRs of associations in face_alist to
712 be copied as well. */
713 for (tem
= f
->face_alist
; CONSP (tem
); tem
= XCDR (tem
))
714 XSETCDR (XCAR (tem
), Fcopy_sequence (XCDR (XCAR (tem
))));
719 /* Perform the switch to frame FRAME.
721 If FRAME is a switch-frame event `(switch-frame FRAME1)', use
724 If TRACK is non-zero and the frame that currently has the focus
725 redirects its focus to the selected frame, redirect that focused
726 frame's focus to FRAME instead.
728 FOR_DELETION non-zero means that the selected frame is being
729 deleted, which includes the possibility that the frame's terminal
732 The value of NORECORD is passed as argument to Fselect_window. */
735 do_switch_frame (Lisp_Object frame
, int track
, int for_deletion
, Lisp_Object norecord
)
737 struct frame
*sf
= SELECTED_FRAME ();
739 /* If FRAME is a switch-frame event, extract the frame we should
742 && EQ (XCAR (frame
), Qswitch_frame
)
743 && CONSP (XCDR (frame
)))
744 frame
= XCAR (XCDR (frame
));
746 /* This used to say CHECK_LIVE_FRAME, but apparently it's possible for
747 a switch-frame event to arrive after a frame is no longer live,
748 especially when deleting the initial frame during startup. */
750 if (! FRAME_LIVE_P (XFRAME (frame
)))
753 if (sf
== XFRAME (frame
))
756 /* This is too greedy; it causes inappropriate focus redirection
757 that's hard to get rid of. */
759 /* If a frame's focus has been redirected toward the currently
760 selected frame, we should change the redirection to point to the
761 newly selected frame. This means that if the focus is redirected
762 from a minibufferless frame to a surrogate minibuffer frame, we
763 can use `other-window' to switch between all the frames using
764 that minibuffer frame, and the focus redirection will follow us
770 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
774 if (!FRAMEP (XCAR (tail
)))
777 focus
= FRAME_FOCUS_FRAME (XFRAME (XCAR (tail
)));
779 if (FRAMEP (focus
) && XFRAME (focus
) == SELECTED_FRAME ())
780 Fredirect_frame_focus (XCAR (tail
), frame
);
784 /* Instead, apply it only to the frame we're pointing to. */
785 #ifdef HAVE_WINDOW_SYSTEM
786 if (track
&& FRAME_WINDOW_P (XFRAME (frame
)))
788 Lisp_Object focus
, xfocus
;
790 xfocus
= x_get_focus_frame (XFRAME (frame
));
793 focus
= FRAME_FOCUS_FRAME (XFRAME (xfocus
));
794 if (FRAMEP (focus
) && XFRAME (focus
) == SELECTED_FRAME ())
795 Fredirect_frame_focus (xfocus
, frame
);
798 #endif /* HAVE_X_WINDOWS */
801 if (!for_deletion
&& FRAME_HAS_MINIBUF_P (sf
))
802 resize_mini_window (XWINDOW (FRAME_MINIBUF_WINDOW (sf
)), 1);
804 if (FRAME_TERMCAP_P (XFRAME (frame
)) || FRAME_MSDOS_P (XFRAME (frame
)))
806 if (FRAMEP (FRAME_TTY (XFRAME (frame
))->top_frame
))
807 /* Mark previously displayed frame as now obscured. */
808 SET_FRAME_VISIBLE (XFRAME (FRAME_TTY (XFRAME (frame
))->top_frame
), 2);
809 SET_FRAME_VISIBLE (XFRAME (frame
), 1);
810 FRAME_TTY (XFRAME (frame
))->top_frame
= frame
;
813 selected_frame
= frame
;
814 if (! FRAME_MINIBUF_ONLY_P (XFRAME (selected_frame
)))
815 last_nonminibuf_frame
= XFRAME (selected_frame
);
817 Fselect_window (XFRAME (frame
)->selected_window
, norecord
);
819 /* We want to make sure that the next event generates a frame-switch
820 event to the appropriate frame. This seems kludgy to me, but
821 before you take it out, make sure that evaluating something like
822 (select-window (frame-root-window (new-frame))) doesn't end up
823 with your typing being interpreted in the new frame instead of
824 the one you're actually typing in. */
825 internal_last_event_frame
= Qnil
;
830 DEFUN ("select-frame", Fselect_frame
, Sselect_frame
, 1, 2, "e",
831 doc
: /* Select FRAME.
832 Subsequent editing commands apply to its selected window.
833 Optional argument NORECORD means to neither change the order of
834 recently selected windows nor the buffer list.
836 The selection of FRAME lasts until the next time the user does
837 something to select a different frame, or until the next time
838 this function is called. If you are using a window system, the
839 previously selected frame may be restored as the selected frame
840 when returning to the command loop, because it still may have
841 the window system's input focus. On a text terminal, the next
842 redisplay will display FRAME.
844 This function returns FRAME, or nil if FRAME has been deleted. */)
845 (Lisp_Object frame
, Lisp_Object norecord
)
847 return do_switch_frame (frame
, 1, 0, norecord
);
851 DEFUN ("handle-switch-frame", Fhandle_switch_frame
, Shandle_switch_frame
, 1, 1, "e",
852 doc
: /* Handle a switch-frame event EVENT.
853 Switch-frame events are usually bound to this function.
854 A switch-frame event tells Emacs that the window manager has requested
855 that the user's events be directed to the frame mentioned in the event.
856 This function selects the selected window of the frame of EVENT.
858 If EVENT is frame object, handle it as if it were a switch-frame event
862 /* Preserve prefix arg that the command loop just cleared. */
863 kset_prefix_arg (current_kboard
, Vcurrent_prefix_arg
);
864 Frun_hooks (1, &Qmouse_leave_buffer_hook
);
865 return do_switch_frame (event
, 0, 0, Qnil
);
868 DEFUN ("selected-frame", Fselected_frame
, Sselected_frame
, 0, 0, 0,
869 doc
: /* Return the frame that is now selected. */)
872 return selected_frame
;
875 DEFUN ("frame-list", Fframe_list
, Sframe_list
,
877 doc
: /* Return a list of all live frames. */)
881 frames
= Fcopy_sequence (Vframe_list
);
882 #ifdef HAVE_WINDOW_SYSTEM
883 if (FRAMEP (tip_frame
))
884 frames
= Fdelq (tip_frame
, frames
);
889 /* Return CANDIDATE if it can be used as 'other-than-FRAME' frame on the
890 same tty (for tty frames) or among frames which uses FRAME's keyboard.
891 If MINIBUF is nil, do not consider minibuffer-only candidate.
892 If MINIBUF is `visible', do not consider an invisible candidate.
893 If MINIBUF is a window, consider only its own frame and candidate now
894 using that window as the minibuffer.
895 If MINIBUF is 0, consider candidate if it is visible or iconified.
896 Otherwise consider any candidate and return nil if CANDIDATE is not
900 candidate_frame (Lisp_Object candidate
, Lisp_Object frame
, Lisp_Object minibuf
)
902 struct frame
*c
= XFRAME (candidate
), *f
= XFRAME (frame
);
904 if ((!FRAME_TERMCAP_P (c
) && !FRAME_TERMCAP_P (f
)
905 && FRAME_KBOARD (c
) == FRAME_KBOARD (f
))
906 || (FRAME_TERMCAP_P (c
) && FRAME_TERMCAP_P (f
)
907 && FRAME_TTY (c
) == FRAME_TTY (f
)))
911 if (!FRAME_MINIBUF_ONLY_P (c
))
914 else if (EQ (minibuf
, Qvisible
))
916 if (FRAME_VISIBLE_P (c
))
919 else if (WINDOWP (minibuf
))
921 if (EQ (FRAME_MINIBUF_WINDOW (c
), minibuf
)
922 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)), candidate
)
923 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)),
924 FRAME_FOCUS_FRAME (c
)))
927 else if (XFASTINT (minibuf
) == 0)
929 if (FRAME_VISIBLE_P (c
) || FRAME_ICONIFIED_P (c
))
938 /* Return the next frame in the frame list after FRAME. */
941 next_frame (Lisp_Object frame
, Lisp_Object minibuf
)
946 /* There must always be at least one frame in Vframe_list. */
947 eassert (CONSP (Vframe_list
));
950 FOR_EACH_FRAME (tail
, f
)
954 f
= candidate_frame (f
, frame
, minibuf
);
964 /* Return the previous frame in the frame list before FRAME. */
967 prev_frame (Lisp_Object frame
, Lisp_Object minibuf
)
969 Lisp_Object f
, tail
, prev
= Qnil
;
971 /* There must always be at least one frame in Vframe_list. */
972 eassert (CONSP (Vframe_list
));
974 FOR_EACH_FRAME (tail
, f
)
976 if (EQ (frame
, f
) && !NILP (prev
))
978 f
= candidate_frame (f
, frame
, minibuf
);
983 /* We've scanned the entire list. */
985 /* We went through the whole frame list without finding a single
986 acceptable frame. Return the original frame. */
989 /* There were no acceptable frames in the list before FRAME; otherwise,
990 we would have returned directly from the loop. Since PREV is the last
991 acceptable frame in the list, return it. */
996 DEFUN ("next-frame", Fnext_frame
, Snext_frame
, 0, 2, 0,
997 doc
: /* Return the next frame in the frame list after FRAME.
998 It considers only frames on the same terminal as FRAME.
999 By default, skip minibuffer-only frames.
1000 If omitted, FRAME defaults to the selected frame.
1001 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1002 If MINIFRAME is a window, include only its own frame
1003 and any frame now using that window as the minibuffer.
1004 If MINIFRAME is `visible', include all visible frames.
1005 If MINIFRAME is 0, include all visible and iconified frames.
1006 Otherwise, include all frames. */)
1007 (Lisp_Object frame
, Lisp_Object miniframe
)
1010 frame
= selected_frame
;
1011 CHECK_LIVE_FRAME (frame
);
1012 return next_frame (frame
, miniframe
);
1015 DEFUN ("previous-frame", Fprevious_frame
, Sprevious_frame
, 0, 2, 0,
1016 doc
: /* Return the previous frame in the frame list before FRAME.
1017 It considers only frames on the same terminal as FRAME.
1018 By default, skip minibuffer-only frames.
1019 If omitted, FRAME defaults to the selected frame.
1020 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1021 If MINIFRAME is a window, include only its own frame
1022 and any frame now using that window as the minibuffer.
1023 If MINIFRAME is `visible', include all visible frames.
1024 If MINIFRAME is 0, include all visible and iconified frames.
1025 Otherwise, include all frames. */)
1026 (Lisp_Object frame
, Lisp_Object miniframe
)
1029 frame
= selected_frame
;
1030 CHECK_LIVE_FRAME (frame
);
1031 return prev_frame (frame
, miniframe
);
1034 /* Return 1 if it is ok to delete frame F;
1035 0 if all frames aside from F are invisible.
1036 (Exception: if F is the terminal frame, and we are using X, return 1.) */
1039 other_visible_frames (FRAME_PTR f
)
1041 Lisp_Object frames
, this;
1043 FOR_EACH_FRAME (frames
, this)
1045 if (f
== XFRAME (this))
1048 /* Verify that we can still talk to the frame's X window,
1049 and note any recent change in visibility. */
1050 #ifdef HAVE_WINDOW_SYSTEM
1051 if (FRAME_WINDOW_P (XFRAME (this)))
1052 x_sync (XFRAME (this));
1055 if (FRAME_VISIBLE_P (XFRAME (this))
1056 || FRAME_ICONIFIED_P (XFRAME (this))
1057 /* Allow deleting the terminal frame when at least one X
1059 || (FRAME_WINDOW_P (XFRAME (this)) && !FRAME_WINDOW_P (f
)))
1065 /* Delete FRAME. When FORCE equals Qnoelisp, delete FRAME
1066 unconditionally. x_connection_closed and delete_terminal use
1067 this. Any other value of FORCE implements the semantics
1068 described for Fdelete_frame. */
1070 delete_frame (Lisp_Object frame
, Lisp_Object force
)
1072 struct frame
*f
= decode_any_frame (frame
);
1073 struct frame
*sf
= SELECTED_FRAME ();
1076 int minibuffer_selected
, is_tooltip_frame
;
1078 if (! FRAME_LIVE_P (f
))
1081 if (NILP (force
) && !other_visible_frames (f
))
1082 error ("Attempt to delete the sole visible or iconified frame");
1084 /* x_connection_closed must have set FORCE to `noelisp' in order
1085 to delete the last frame, if it is gone. */
1086 if (NILP (XCDR (Vframe_list
)) && !EQ (force
, Qnoelisp
))
1087 error ("Attempt to delete the only frame");
1089 XSETFRAME (frame
, f
);
1091 /* Does this frame have a minibuffer, and is it the surrogate
1092 minibuffer for any other frame? */
1093 if (FRAME_HAS_MINIBUF_P (f
))
1095 Lisp_Object frames
, this;
1097 FOR_EACH_FRAME (frames
, this)
1099 if (! EQ (this, frame
)
1101 WINDOW_FRAME (XWINDOW
1102 (FRAME_MINIBUF_WINDOW (XFRAME (this))))))
1104 /* If we MUST delete this frame, delete the other first.
1105 But do this only if FORCE equals `noelisp'. */
1106 if (EQ (force
, Qnoelisp
))
1107 delete_frame (this, Qnoelisp
);
1109 error ("Attempt to delete a surrogate minibuffer frame");
1114 is_tooltip_frame
= !NILP (Fframe_parameter (frame
, intern ("tooltip")));
1116 /* Run `delete-frame-functions' unless FORCE is `noelisp' or
1117 frame is a tooltip. FORCE is set to `noelisp' when handling
1118 a disconnect from the terminal, so we don't dare call Lisp
1120 if (NILP (Vrun_hooks
) || is_tooltip_frame
)
1122 else if (EQ (force
, Qnoelisp
))
1124 = Fcons (list3 (Qrun_hook_with_args
, Qdelete_frame_functions
, frame
),
1128 #ifdef HAVE_X_WINDOWS
1129 /* Also, save clipboard to the clipboard manager. */
1130 x_clipboard_manager_save_frame (frame
);
1133 safe_call2 (Qrun_hook_with_args
, Qdelete_frame_functions
, frame
);
1136 /* The hook may sometimes (indirectly) cause the frame to be deleted. */
1137 if (! FRAME_LIVE_P (f
))
1140 /* At this point, we are committed to deleting the frame.
1141 There is no more chance for errors to prevent it. */
1143 minibuffer_selected
= EQ (minibuf_window
, selected_window
);
1145 /* Don't let the frame remain selected. */
1148 Lisp_Object tail
, frame1
;
1150 /* Look for another visible frame on the same terminal. */
1151 frame1
= next_frame (frame
, Qvisible
);
1153 /* If there is none, find *some* other frame. */
1154 if (NILP (frame1
) || EQ (frame1
, frame
))
1156 FOR_EACH_FRAME (tail
, frame1
)
1158 if (! EQ (frame
, frame1
) && FRAME_LIVE_P (XFRAME (frame1
)))
1160 /* Do not change a text terminal's top-frame. */
1161 struct frame
*f1
= XFRAME (frame1
);
1162 if (FRAME_TERMCAP_P (f1
) || FRAME_MSDOS_P (f1
))
1164 Lisp_Object top_frame
= FRAME_TTY (f1
)->top_frame
;
1165 if (!EQ (top_frame
, frame
))
1172 #ifdef NS_IMPL_COCOA
1174 /* Under NS, there is no system mechanism for choosing a new
1175 window to get focus -- it is left to application code.
1176 So the portion of THIS application interfacing with NS
1177 needs to know about it. We call Fraise_frame, but the
1178 purpose is really to transfer focus. */
1179 Fraise_frame (frame1
);
1182 do_switch_frame (frame1
, 0, 1, Qnil
);
1183 sf
= SELECTED_FRAME ();
1186 /* Don't allow minibuf_window to remain on a deleted frame. */
1187 if (EQ (f
->minibuffer_window
, minibuf_window
))
1189 /* Use set_window_buffer instead of Fset_window_buffer (see
1190 discussion of bug#11984, bug#12025, bug#12026). */
1191 set_window_buffer (sf
->minibuffer_window
,
1192 XWINDOW (minibuf_window
)->buffer
, 0, 0);
1193 minibuf_window
= sf
->minibuffer_window
;
1195 /* If the dying minibuffer window was selected,
1196 select the new one. */
1197 if (minibuffer_selected
)
1198 Fselect_window (minibuf_window
, Qnil
);
1201 /* Don't let echo_area_window to remain on a deleted frame. */
1202 if (EQ (f
->minibuffer_window
, echo_area_window
))
1203 echo_area_window
= sf
->minibuffer_window
;
1205 /* Clear any X selections for this frame. */
1206 #ifdef HAVE_X_WINDOWS
1208 x_clear_frame_selections (f
);
1212 This function must be called before the window tree of the
1213 frame is deleted because windows contain dynamically allocated
1217 #ifdef HAVE_WINDOW_SYSTEM
1218 /* Give chance to each font driver to free a frame specific data. */
1219 font_update_drivers (f
, Qnil
);
1222 /* Mark all the windows that used to be on FRAME as deleted, and then
1223 remove the reference to them. */
1224 delete_all_child_windows (f
->root_window
);
1225 fset_root_window (f
, Qnil
);
1227 Vframe_list
= Fdelq (frame
, Vframe_list
);
1228 SET_FRAME_VISIBLE (f
, 0);
1230 /* Allow the vector of menu bar contents to be freed in the next
1231 garbage collection. The frame object itself may not be garbage
1232 collected until much later, because recent_keys and other data
1233 structures can still refer to it. */
1234 fset_menu_bar_vector (f
, Qnil
);
1236 /* If FRAME's buffer lists contains killed
1237 buffers, this helps GC to reclaim them. */
1238 fset_buffer_list (f
, Qnil
);
1239 fset_buried_buffer_list (f
, Qnil
);
1241 free_font_driver_list (f
);
1243 xfree (f
->decode_mode_spec_buffer
);
1244 xfree (FRAME_INSERT_COST (f
));
1245 xfree (FRAME_DELETEN_COST (f
));
1246 xfree (FRAME_INSERTN_COST (f
));
1247 xfree (FRAME_DELETE_COST (f
));
1249 /* Since some events are handled at the interrupt level, we may get
1250 an event for f at any time; if we zero out the frame's terminal
1251 now, then we may trip up the event-handling code. Instead, we'll
1252 promise that the terminal of the frame must be valid until we
1253 have called the window-system-dependent frame destruction
1256 if (FRAME_TERMINAL (f
)->delete_frame_hook
)
1257 (*FRAME_TERMINAL (f
)->delete_frame_hook
) (f
);
1260 struct terminal
*terminal
= FRAME_TERMINAL (f
);
1261 f
->output_data
.nothing
= 0;
1262 f
->terminal
= 0; /* Now the frame is dead. */
1264 /* If needed, delete the terminal that this frame was on.
1265 (This must be done after the frame is killed.) */
1266 terminal
->reference_count
--;
1268 /* FIXME: Deleting the terminal crashes emacs because of a GTK
1270 http://lists.gnu.org/archive/html/emacs-devel/2011-10/msg00363.html */
1271 if (terminal
->reference_count
== 0 && terminal
->type
== output_x_window
)
1272 terminal
->reference_count
= 1;
1273 #endif /* USE_GTK */
1274 if (terminal
->reference_count
== 0)
1277 XSETTERMINAL (tmp
, terminal
);
1280 Fdelete_terminal (tmp
, NILP (force
) ? Qt
: force
);
1283 kb
= terminal
->kboard
;
1286 /* If we've deleted the last_nonminibuf_frame, then try to find
1288 if (f
== last_nonminibuf_frame
)
1290 Lisp_Object frames
, this;
1292 last_nonminibuf_frame
= 0;
1294 FOR_EACH_FRAME (frames
, this)
1297 if (!FRAME_MINIBUF_ONLY_P (f
))
1299 last_nonminibuf_frame
= f
;
1305 /* If there's no other frame on the same kboard, get out of
1306 single-kboard state if we're in it for this kboard. */
1309 Lisp_Object frames
, this;
1310 /* Some frame we found on the same kboard, or nil if there are none. */
1311 Lisp_Object frame_on_same_kboard
= Qnil
;
1313 FOR_EACH_FRAME (frames
, this)
1314 if (kb
== FRAME_KBOARD (XFRAME (this)))
1315 frame_on_same_kboard
= this;
1317 if (NILP (frame_on_same_kboard
))
1318 not_single_kboard_state (kb
);
1322 /* If we've deleted this keyboard's default_minibuffer_frame, try to
1323 find another one. Prefer minibuffer-only frames, but also notice
1324 frames with other windows. */
1325 if (kb
!= NULL
&& EQ (frame
, KVAR (kb
, Vdefault_minibuffer_frame
)))
1327 Lisp_Object frames
, this;
1329 /* The last frame we saw with a minibuffer, minibuffer-only or not. */
1330 Lisp_Object frame_with_minibuf
= Qnil
;
1331 /* Some frame we found on the same kboard, or nil if there are none. */
1332 Lisp_Object frame_on_same_kboard
= Qnil
;
1334 FOR_EACH_FRAME (frames
, this)
1336 struct frame
*f1
= XFRAME (this);
1338 /* Consider only frames on the same kboard
1339 and only those with minibuffers. */
1340 if (kb
== FRAME_KBOARD (f1
)
1341 && FRAME_HAS_MINIBUF_P (f1
))
1343 frame_with_minibuf
= this;
1344 if (FRAME_MINIBUF_ONLY_P (f1
))
1348 if (kb
== FRAME_KBOARD (f1
))
1349 frame_on_same_kboard
= this;
1352 if (!NILP (frame_on_same_kboard
))
1354 /* We know that there must be some frame with a minibuffer out
1355 there. If this were not true, all of the frames present
1356 would have to be minibufferless, which implies that at some
1357 point their minibuffer frames must have been deleted, but
1358 that is prohibited at the top; you can't delete surrogate
1359 minibuffer frames. */
1360 if (NILP (frame_with_minibuf
))
1363 kset_default_minibuffer_frame (kb
, frame_with_minibuf
);
1366 /* No frames left on this kboard--say no minibuffer either. */
1367 kset_default_minibuffer_frame (kb
, Qnil
);
1370 /* Cause frame titles to update--necessary if we now have just one frame. */
1371 if (!is_tooltip_frame
)
1372 update_mode_lines
= 1;
1377 DEFUN ("delete-frame", Fdelete_frame
, Sdelete_frame
, 0, 2, "",
1378 doc
: /* Delete FRAME, permanently eliminating it from use.
1379 FRAME defaults to the selected frame.
1381 A frame may not be deleted if its minibuffer is used by other frames.
1382 Normally, you may not delete a frame if all other frames are invisible,
1383 but if the second optional argument FORCE is non-nil, you may do so.
1385 This function runs `delete-frame-functions' before actually
1386 deleting the frame, unless the frame is a tooltip.
1387 The functions are run with one argument, the frame to be deleted. */)
1388 (Lisp_Object frame
, Lisp_Object force
)
1390 return delete_frame (frame
, !NILP (force
) ? Qt
: Qnil
);
1394 /* Return mouse position in character cell units. */
1396 DEFUN ("mouse-position", Fmouse_position
, Smouse_position
, 0, 0, 0,
1397 doc
: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1398 The position is given in character cells, where (0, 0) is the
1399 upper-left corner of the frame, X is the horizontal offset, and Y is
1400 the vertical offset.
1401 If Emacs is running on a mouseless terminal or hasn't been programmed
1402 to read the mouse position, it returns the selected frame for FRAME
1403 and nil for X and Y.
1404 If `mouse-position-function' is non-nil, `mouse-position' calls it,
1405 passing the normal return value to that function as an argument,
1406 and returns whatever that function returns. */)
1410 Lisp_Object lispy_dummy
;
1411 Lisp_Object x
, y
, retval
;
1412 struct gcpro gcpro1
;
1414 f
= SELECTED_FRAME ();
1417 /* It's okay for the hook to refrain from storing anything. */
1418 if (FRAME_TERMINAL (f
)->mouse_position_hook
)
1420 enum scroll_bar_part party_dummy
;
1422 (*FRAME_TERMINAL (f
)->mouse_position_hook
) (&f
, -1,
1423 &lispy_dummy
, &party_dummy
,
1432 pixel_to_glyph_coords (f
, col
, row
, &col
, &row
, NULL
, 1);
1436 XSETFRAME (lispy_dummy
, f
);
1437 retval
= Fcons (lispy_dummy
, Fcons (x
, y
));
1439 if (!NILP (Vmouse_position_function
))
1440 retval
= call1 (Vmouse_position_function
, retval
);
1441 RETURN_UNGCPRO (retval
);
1444 DEFUN ("mouse-pixel-position", Fmouse_pixel_position
,
1445 Smouse_pixel_position
, 0, 0, 0,
1446 doc
: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1447 The position is given in pixel units, where (0, 0) is the
1448 upper-left corner of the frame, X is the horizontal offset, and Y is
1449 the vertical offset.
1450 If Emacs is running on a mouseless terminal or hasn't been programmed
1451 to read the mouse position, it returns the selected frame for FRAME
1452 and nil for X and Y. */)
1456 Lisp_Object lispy_dummy
;
1459 f
= SELECTED_FRAME ();
1462 /* It's okay for the hook to refrain from storing anything. */
1463 if (FRAME_TERMINAL (f
)->mouse_position_hook
)
1465 enum scroll_bar_part party_dummy
;
1467 (*FRAME_TERMINAL (f
)->mouse_position_hook
) (&f
, -1,
1468 &lispy_dummy
, &party_dummy
,
1473 XSETFRAME (lispy_dummy
, f
);
1474 return Fcons (lispy_dummy
, Fcons (x
, y
));
1477 DEFUN ("set-mouse-position", Fset_mouse_position
, Sset_mouse_position
, 3, 3, 0,
1478 doc
: /* Move the mouse pointer to the center of character cell (X,Y) in FRAME.
1479 Coordinates are relative to the frame, not a window,
1480 so the coordinates of the top left character in the frame
1481 may be nonzero due to left-hand scroll bars or the menu bar.
1483 The position is given in character cells, where (0, 0) is the
1484 upper-left corner of the frame, X is the horizontal offset, and Y is
1485 the vertical offset.
1487 This function is a no-op for an X frame that is not visible.
1488 If you have just created a frame, you must wait for it to become visible
1489 before calling this function on it, like this.
1490 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1491 (Lisp_Object frame
, Lisp_Object x
, Lisp_Object y
)
1493 CHECK_LIVE_FRAME (frame
);
1494 CHECK_TYPE_RANGED_INTEGER (int, x
);
1495 CHECK_TYPE_RANGED_INTEGER (int, y
);
1497 /* I think this should be done with a hook. */
1498 #ifdef HAVE_WINDOW_SYSTEM
1499 if (FRAME_WINDOW_P (XFRAME (frame
)))
1500 /* Warping the mouse will cause enternotify and focus events. */
1501 x_set_mouse_position (XFRAME (frame
), XINT (x
), XINT (y
));
1504 if (FRAME_MSDOS_P (XFRAME (frame
)))
1506 Fselect_frame (frame
, Qnil
);
1507 mouse_moveto (XINT (x
), XINT (y
));
1512 Fselect_frame (frame
, Qnil
);
1513 term_mouse_moveto (XINT (x
), XINT (y
));
1522 DEFUN ("set-mouse-pixel-position", Fset_mouse_pixel_position
,
1523 Sset_mouse_pixel_position
, 3, 3, 0,
1524 doc
: /* Move the mouse pointer to pixel position (X,Y) in FRAME.
1525 The position is given in pixels, where (0, 0) is the upper-left corner
1526 of the frame, X is the horizontal offset, and Y is the vertical offset.
1528 Note, this is a no-op for an X frame that is not visible.
1529 If you have just created a frame, you must wait for it to become visible
1530 before calling this function on it, like this.
1531 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1532 (Lisp_Object frame
, Lisp_Object x
, Lisp_Object y
)
1534 CHECK_LIVE_FRAME (frame
);
1535 CHECK_TYPE_RANGED_INTEGER (int, x
);
1536 CHECK_TYPE_RANGED_INTEGER (int, y
);
1538 /* I think this should be done with a hook. */
1539 #ifdef HAVE_WINDOW_SYSTEM
1540 if (FRAME_WINDOW_P (XFRAME (frame
)))
1541 /* Warping the mouse will cause enternotify and focus events. */
1542 x_set_mouse_pixel_position (XFRAME (frame
), XINT (x
), XINT (y
));
1545 if (FRAME_MSDOS_P (XFRAME (frame
)))
1547 Fselect_frame (frame
, Qnil
);
1548 mouse_moveto (XINT (x
), XINT (y
));
1553 Fselect_frame (frame
, Qnil
);
1554 term_mouse_moveto (XINT (x
), XINT (y
));
1563 static void make_frame_visible_1 (Lisp_Object
);
1565 DEFUN ("make-frame-visible", Fmake_frame_visible
, Smake_frame_visible
,
1567 doc
: /* Make the frame FRAME visible (assuming it is an X window).
1568 If omitted, FRAME defaults to the currently selected frame. */)
1571 struct frame
*f
= decode_live_frame (frame
);
1573 /* I think this should be done with a hook. */
1574 #ifdef HAVE_WINDOW_SYSTEM
1575 if (FRAME_WINDOW_P (f
))
1576 x_make_frame_visible (f
);
1579 make_frame_visible_1 (f
->root_window
);
1581 /* Make menu bar update for the Buffers and Frames menus. */
1582 windows_or_buffers_changed
++;
1584 XSETFRAME (frame
, f
);
1588 /* Update the display_time slot of the buffers shown in WINDOW
1589 and all its descendants. */
1592 make_frame_visible_1 (Lisp_Object window
)
1596 for (;!NILP (window
); window
= w
->next
)
1598 w
= XWINDOW (window
);
1600 if (!NILP (w
->buffer
))
1601 bset_display_time (XBUFFER (w
->buffer
), Fcurrent_time ());
1603 if (!NILP (w
->vchild
))
1604 make_frame_visible_1 (w
->vchild
);
1605 if (!NILP (w
->hchild
))
1606 make_frame_visible_1 (w
->hchild
);
1610 DEFUN ("make-frame-invisible", Fmake_frame_invisible
, Smake_frame_invisible
,
1612 doc
: /* Make the frame FRAME invisible.
1613 If omitted, FRAME defaults to the currently selected frame.
1614 On graphical displays, invisible frames are not updated and are
1615 usually not displayed at all, even in a window system's \"taskbar\".
1617 Normally you may not make FRAME invisible if all other frames are invisible,
1618 but if the second optional argument FORCE is non-nil, you may do so.
1620 This function has no effect on text terminal frames. Such frames are
1621 always considered visible, whether or not they are currently being
1622 displayed in the terminal. */)
1623 (Lisp_Object frame
, Lisp_Object force
)
1625 struct frame
*f
= decode_live_frame (frame
);
1627 if (NILP (force
) && !other_visible_frames (f
))
1628 error ("Attempt to make invisible the sole visible or iconified frame");
1630 /* Don't allow minibuf_window to remain on a deleted frame. */
1631 if (EQ (f
->minibuffer_window
, minibuf_window
))
1633 struct frame
*sf
= XFRAME (selected_frame
);
1634 /* Use set_window_buffer instead of Fset_window_buffer (see
1635 discussion of bug#11984, bug#12025, bug#12026). */
1636 set_window_buffer (sf
->minibuffer_window
,
1637 XWINDOW (minibuf_window
)->buffer
, 0, 0);
1638 minibuf_window
= sf
->minibuffer_window
;
1641 /* I think this should be done with a hook. */
1642 #ifdef HAVE_WINDOW_SYSTEM
1643 if (FRAME_WINDOW_P (f
))
1644 x_make_frame_invisible (f
);
1647 /* Make menu bar update for the Buffers and Frames menus. */
1648 windows_or_buffers_changed
++;
1653 DEFUN ("iconify-frame", Ficonify_frame
, Siconify_frame
,
1655 doc
: /* Make the frame FRAME into an icon.
1656 If omitted, FRAME defaults to the currently selected frame. */)
1659 struct frame
*f
= decode_live_frame (frame
);
1661 /* Don't allow minibuf_window to remain on an iconified frame. */
1662 if (EQ (f
->minibuffer_window
, minibuf_window
))
1664 struct frame
*sf
= XFRAME (selected_frame
);
1665 /* Use set_window_buffer instead of Fset_window_buffer (see
1666 discussion of bug#11984, bug#12025, bug#12026). */
1667 set_window_buffer (sf
->minibuffer_window
,
1668 XWINDOW (minibuf_window
)->buffer
, 0, 0);
1669 minibuf_window
= sf
->minibuffer_window
;
1672 /* I think this should be done with a hook. */
1673 #ifdef HAVE_WINDOW_SYSTEM
1674 if (FRAME_WINDOW_P (f
))
1675 x_iconify_frame (f
);
1678 /* Make menu bar update for the Buffers and Frames menus. */
1679 windows_or_buffers_changed
++;
1684 DEFUN ("frame-visible-p", Fframe_visible_p
, Sframe_visible_p
,
1686 doc
: /* Return t if FRAME is \"visible\" (actually in use for display).
1687 Return the symbol `icon' if FRAME is iconified or \"minimized\".
1688 Return nil if FRAME was made invisible, via `make-frame-invisible'.
1689 On graphical displays, invisible frames are not updated and are
1690 usually not displayed at all, even in a window system's \"taskbar\".
1692 If FRAME is a text terminal frame, this always returns t.
1693 Such frames are always considered visible, whether or not they are
1694 currently being displayed on the terminal. */)
1697 CHECK_LIVE_FRAME (frame
);
1699 if (FRAME_VISIBLE_P (XFRAME (frame
)))
1701 if (FRAME_ICONIFIED_P (XFRAME (frame
)))
1706 DEFUN ("visible-frame-list", Fvisible_frame_list
, Svisible_frame_list
,
1708 doc
: /* Return a list of all frames now \"visible\" (being updated). */)
1711 Lisp_Object tail
, frame
, value
= Qnil
;
1713 FOR_EACH_FRAME (tail
, frame
)
1714 if (FRAME_VISIBLE_P (XFRAME (frame
)))
1715 value
= Fcons (frame
, value
);
1721 DEFUN ("raise-frame", Fraise_frame
, Sraise_frame
, 0, 1, "",
1722 doc
: /* Bring FRAME to the front, so it occludes any frames it overlaps.
1723 If FRAME is invisible or iconified, make it visible.
1724 If you don't specify a frame, the selected frame is used.
1725 If Emacs is displaying on an ordinary terminal or some other device which
1726 doesn't support multiple overlapping frames, this function selects FRAME. */)
1729 struct frame
*f
= decode_live_frame (frame
);
1731 XSETFRAME (frame
, f
);
1733 if (FRAME_TERMCAP_P (f
))
1734 /* On a text terminal select FRAME. */
1735 Fselect_frame (frame
, Qnil
);
1737 /* Do like the documentation says. */
1738 Fmake_frame_visible (frame
);
1740 if (FRAME_TERMINAL (f
)->frame_raise_lower_hook
)
1741 (*FRAME_TERMINAL (f
)->frame_raise_lower_hook
) (f
, 1);
1746 /* Should we have a corresponding function called Flower_Power? */
1747 DEFUN ("lower-frame", Flower_frame
, Slower_frame
, 0, 1, "",
1748 doc
: /* Send FRAME to the back, so it is occluded by any frames that overlap it.
1749 If you don't specify a frame, the selected frame is used.
1750 If Emacs is displaying on an ordinary terminal or some other device which
1751 doesn't support multiple overlapping frames, this function does nothing. */)
1754 struct frame
*f
= decode_live_frame (frame
);
1756 if (FRAME_TERMINAL (f
)->frame_raise_lower_hook
)
1757 (*FRAME_TERMINAL (f
)->frame_raise_lower_hook
) (f
, 0);
1763 DEFUN ("redirect-frame-focus", Fredirect_frame_focus
, Sredirect_frame_focus
,
1765 doc
: /* Arrange for keystrokes typed at FRAME to be sent to FOCUS-FRAME.
1766 In other words, switch-frame events caused by events in FRAME will
1767 request a switch to FOCUS-FRAME, and `last-event-frame' will be
1768 FOCUS-FRAME after reading an event typed at FRAME.
1770 If FOCUS-FRAME is nil, any existing redirection is canceled, and the
1771 frame again receives its own keystrokes.
1773 Focus redirection is useful for temporarily redirecting keystrokes to
1774 a surrogate minibuffer frame when a frame doesn't have its own
1777 A frame's focus redirection can be changed by `select-frame'. If frame
1778 FOO is selected, and then a different frame BAR is selected, any
1779 frames redirecting their focus to FOO are shifted to redirect their
1780 focus to BAR. This allows focus redirection to work properly when the
1781 user switches from one frame to another using `select-window'.
1783 This means that a frame whose focus is redirected to itself is treated
1784 differently from a frame whose focus is redirected to nil; the former
1785 is affected by `select-frame', while the latter is not.
1787 The redirection lasts until `redirect-frame-focus' is called to change it. */)
1788 (Lisp_Object frame
, Lisp_Object focus_frame
)
1790 /* Note that we don't check for a live frame here. It's reasonable
1791 to redirect the focus of a frame you're about to delete, if you
1792 know what other frame should receive those keystrokes. */
1793 struct frame
*f
= decode_any_frame (frame
);
1795 if (! NILP (focus_frame
))
1796 CHECK_LIVE_FRAME (focus_frame
);
1798 fset_focus_frame (f
, focus_frame
);
1800 if (FRAME_TERMINAL (f
)->frame_rehighlight_hook
)
1801 (*FRAME_TERMINAL (f
)->frame_rehighlight_hook
) (f
);
1807 DEFUN ("frame-focus", Fframe_focus
, Sframe_focus
, 0, 1, 0,
1808 doc
: /* Return the frame to which FRAME's keystrokes are currently being sent.
1809 If FRAME is omitted or nil, the selected frame is used.
1810 Return nil if FRAME's focus is not redirected.
1811 See `redirect-frame-focus'. */)
1814 return FRAME_FOCUS_FRAME (decode_live_frame (frame
));
1819 /* Return the value of frame parameter PROP in frame FRAME. */
1821 #ifdef HAVE_WINDOW_SYSTEM
1826 get_frame_param (register struct frame
*frame
, Lisp_Object prop
)
1828 register Lisp_Object tem
;
1830 tem
= Fassq (prop
, frame
->param_alist
);
1837 /* Discard BUFFER from the buffer-list and buried-buffer-list of each frame. */
1840 frames_discard_buffer (Lisp_Object buffer
)
1842 Lisp_Object frame
, tail
;
1844 FOR_EACH_FRAME (tail
, frame
)
1847 (XFRAME (frame
), Fdelq (buffer
, XFRAME (frame
)->buffer_list
));
1848 fset_buried_buffer_list
1849 (XFRAME (frame
), Fdelq (buffer
, XFRAME (frame
)->buried_buffer_list
));
1853 /* Modify the alist in *ALISTPTR to associate PROP with VAL.
1854 If the alist already has an element for PROP, we change it. */
1857 store_in_alist (Lisp_Object
*alistptr
, Lisp_Object prop
, Lisp_Object val
)
1859 register Lisp_Object tem
;
1861 tem
= Fassq (prop
, *alistptr
);
1863 *alistptr
= Fcons (Fcons (prop
, val
), *alistptr
);
1869 frame_name_fnn_p (char *str
, ptrdiff_t len
)
1871 if (len
> 1 && str
[0] == 'F' && '0' <= str
[1] && str
[1] <= '9')
1874 while ('0' <= *p
&& *p
<= '9')
1882 /* Set the name of the terminal frame. Also used by MSDOS frames.
1883 Modeled after x_set_name which is used for WINDOW frames. */
1886 set_term_frame_name (struct frame
*f
, Lisp_Object name
)
1888 f
->explicit_name
= ! NILP (name
);
1890 /* If NAME is nil, set the name to F<num>. */
1893 char namebuf
[sizeof "F" + INT_STRLEN_BOUND (printmax_t
)];
1895 /* Check for no change needed in this very common case
1896 before we do any consing. */
1897 if (frame_name_fnn_p (SSDATA (f
->name
), SBYTES (f
->name
)))
1900 name
= make_formatted_string (namebuf
, "F%"pMd
, ++tty_frame_count
);
1904 CHECK_STRING (name
);
1906 /* Don't change the name if it's already NAME. */
1907 if (! NILP (Fstring_equal (name
, f
->name
)))
1910 /* Don't allow the user to set the frame name to F<num>, so it
1911 doesn't clash with the names we generate for terminal frames. */
1912 if (frame_name_fnn_p (SSDATA (name
), SBYTES (name
)))
1913 error ("Frame names of the form F<num> are usurped by Emacs");
1916 fset_name (f
, name
);
1917 update_mode_lines
= 1;
1921 store_frame_param (struct frame
*f
, Lisp_Object prop
, Lisp_Object val
)
1923 register Lisp_Object old_alist_elt
;
1925 /* The buffer-list parameters are stored in a special place and not
1926 in the alist. All buffers must be live. */
1927 if (EQ (prop
, Qbuffer_list
))
1929 Lisp_Object list
= Qnil
;
1930 for (; CONSP (val
); val
= XCDR (val
))
1931 if (!NILP (Fbuffer_live_p (XCAR (val
))))
1932 list
= Fcons (XCAR (val
), list
);
1933 fset_buffer_list (f
, Fnreverse (list
));
1936 if (EQ (prop
, Qburied_buffer_list
))
1938 Lisp_Object list
= Qnil
;
1939 for (; CONSP (val
); val
= XCDR (val
))
1940 if (!NILP (Fbuffer_live_p (XCAR (val
))))
1941 list
= Fcons (XCAR (val
), list
);
1942 fset_buried_buffer_list (f
, Fnreverse (list
));
1946 /* If PROP is a symbol which is supposed to have frame-local values,
1947 and it is set up based on this frame, switch to the global
1948 binding. That way, we can create or alter the frame-local binding
1949 without messing up the symbol's status. */
1952 struct Lisp_Symbol
*sym
= XSYMBOL (prop
);
1954 switch (sym
->redirect
)
1956 case SYMBOL_VARALIAS
: sym
= indirect_variable (sym
); goto start
;
1957 case SYMBOL_PLAINVAL
: case SYMBOL_FORWARDED
: break;
1958 case SYMBOL_LOCALIZED
:
1959 { struct Lisp_Buffer_Local_Value
*blv
= sym
->val
.blv
;
1960 if (blv
->frame_local
&& blv_found (blv
) && XFRAME (blv
->where
) == f
)
1961 swap_in_global_binding (sym
);
1964 default: emacs_abort ();
1968 /* The tty color needed to be set before the frame's parameter
1969 alist was updated with the new value. This is not true any more,
1970 but we still do this test early on. */
1971 if (FRAME_TERMCAP_P (f
) && EQ (prop
, Qtty_color_mode
)
1972 && f
== FRAME_TTY (f
)->previous_frame
)
1973 /* Force redisplay of this tty. */
1974 FRAME_TTY (f
)->previous_frame
= NULL
;
1976 /* Update the frame parameter alist. */
1977 old_alist_elt
= Fassq (prop
, f
->param_alist
);
1978 if (EQ (old_alist_elt
, Qnil
))
1979 fset_param_alist (f
, Fcons (Fcons (prop
, val
), f
->param_alist
));
1981 Fsetcdr (old_alist_elt
, val
);
1983 /* Update some other special parameters in their special places
1984 in addition to the alist. */
1986 if (EQ (prop
, Qbuffer_predicate
))
1987 fset_buffer_predicate (f
, val
);
1989 if (! FRAME_WINDOW_P (f
))
1991 if (EQ (prop
, Qmenu_bar_lines
))
1992 set_menu_bar_lines (f
, val
, make_number (FRAME_MENU_BAR_LINES (f
)));
1993 else if (EQ (prop
, Qname
))
1994 set_term_frame_name (f
, val
);
1997 if (EQ (prop
, Qminibuffer
) && WINDOWP (val
))
1999 if (! MINI_WINDOW_P (XWINDOW (val
)))
2000 error ("Surrogate minibuffer windows must be minibuffer windows");
2002 if ((FRAME_HAS_MINIBUF_P (f
) || FRAME_MINIBUF_ONLY_P (f
))
2003 && !EQ (val
, f
->minibuffer_window
))
2004 error ("Can't change the surrogate minibuffer of a frame with its own minibuffer");
2006 /* Install the chosen minibuffer window, with proper buffer. */
2007 fset_minibuffer_window (f
, val
);
2011 DEFUN ("frame-parameters", Fframe_parameters
, Sframe_parameters
, 0, 1, 0,
2012 doc
: /* Return the parameters-alist of frame FRAME.
2013 It is a list of elements of the form (PARM . VALUE), where PARM is a symbol.
2014 The meaningful PARMs depend on the kind of frame.
2015 If FRAME is omitted or nil, return information on the currently selected frame. */)
2019 struct frame
*f
= decode_any_frame (frame
);
2021 struct gcpro gcpro1
;
2023 if (!FRAME_LIVE_P (f
))
2026 alist
= Fcopy_alist (f
->param_alist
);
2029 if (!FRAME_WINDOW_P (f
))
2031 int fg
= FRAME_FOREGROUND_PIXEL (f
);
2032 int bg
= FRAME_BACKGROUND_PIXEL (f
);
2035 /* If the frame's parameter alist says the colors are
2036 unspecified and reversed, take the frame's background pixel
2037 for foreground and vice versa. */
2038 elt
= Fassq (Qforeground_color
, alist
);
2039 if (CONSP (elt
) && STRINGP (XCDR (elt
)))
2041 if (strncmp (SSDATA (XCDR (elt
)),
2043 SCHARS (XCDR (elt
))) == 0)
2044 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, bg
));
2045 else if (strncmp (SSDATA (XCDR (elt
)),
2047 SCHARS (XCDR (elt
))) == 0)
2048 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, fg
));
2051 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, fg
));
2052 elt
= Fassq (Qbackground_color
, alist
);
2053 if (CONSP (elt
) && STRINGP (XCDR (elt
)))
2055 if (strncmp (SSDATA (XCDR (elt
)),
2057 SCHARS (XCDR (elt
))) == 0)
2058 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, fg
));
2059 else if (strncmp (SSDATA (XCDR (elt
)),
2061 SCHARS (XCDR (elt
))) == 0)
2062 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, bg
));
2065 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, bg
));
2066 store_in_alist (&alist
, intern ("font"),
2067 build_string (FRAME_MSDOS_P (f
)
2069 : FRAME_W32_P (f
) ? "w32term"
2072 store_in_alist (&alist
, Qname
, f
->name
);
2073 height
= (f
->new_text_lines
? f
->new_text_lines
: FRAME_LINES (f
));
2074 store_in_alist (&alist
, Qheight
, make_number (height
));
2075 width
= (f
->new_text_cols
? f
->new_text_cols
: FRAME_COLS (f
));
2076 store_in_alist (&alist
, Qwidth
, make_number (width
));
2077 store_in_alist (&alist
, Qmodeline
, (FRAME_WANTS_MODELINE_P (f
) ? Qt
: Qnil
));
2078 store_in_alist (&alist
, Qminibuffer
,
2079 (! FRAME_HAS_MINIBUF_P (f
) ? Qnil
2080 : FRAME_MINIBUF_ONLY_P (f
) ? Qonly
2081 : FRAME_MINIBUF_WINDOW (f
)));
2082 store_in_alist (&alist
, Qunsplittable
, (FRAME_NO_SPLIT_P (f
) ? Qt
: Qnil
));
2083 store_in_alist (&alist
, Qbuffer_list
, f
->buffer_list
);
2084 store_in_alist (&alist
, Qburied_buffer_list
, f
->buried_buffer_list
);
2086 /* I think this should be done with a hook. */
2087 #ifdef HAVE_WINDOW_SYSTEM
2088 if (FRAME_WINDOW_P (f
))
2089 x_report_frame_params (f
, &alist
);
2093 /* This ought to be correct in f->param_alist for an X frame. */
2095 XSETFASTINT (lines
, FRAME_MENU_BAR_LINES (f
));
2096 store_in_alist (&alist
, Qmenu_bar_lines
, lines
);
2104 DEFUN ("frame-parameter", Fframe_parameter
, Sframe_parameter
, 2, 2, 0,
2105 doc
: /* Return FRAME's value for parameter PARAMETER.
2106 If FRAME is nil, describe the currently selected frame. */)
2107 (Lisp_Object frame
, Lisp_Object parameter
)
2109 struct frame
*f
= decode_any_frame (frame
);
2110 Lisp_Object value
= Qnil
;
2112 CHECK_SYMBOL (parameter
);
2114 XSETFRAME (frame
, f
);
2116 if (FRAME_LIVE_P (f
))
2118 /* Avoid consing in frequent cases. */
2119 if (EQ (parameter
, Qname
))
2121 #ifdef HAVE_X_WINDOWS
2122 else if (EQ (parameter
, Qdisplay
) && FRAME_X_P (f
))
2123 value
= XCAR (FRAME_X_DISPLAY_INFO (f
)->name_list_element
);
2124 #endif /* HAVE_X_WINDOWS */
2125 else if (EQ (parameter
, Qbackground_color
)
2126 || EQ (parameter
, Qforeground_color
))
2128 value
= Fassq (parameter
, f
->param_alist
);
2131 value
= XCDR (value
);
2132 /* Fframe_parameters puts the actual fg/bg color names,
2133 even if f->param_alist says otherwise. This is
2134 important when param_alist's notion of colors is
2135 "unspecified". We need to do the same here. */
2136 if (STRINGP (value
) && !FRAME_WINDOW_P (f
))
2138 const char *color_name
;
2141 if (EQ (parameter
, Qbackground_color
))
2143 color_name
= SSDATA (value
);
2144 csz
= SCHARS (value
);
2145 if (strncmp (color_name
, unspecified_bg
, csz
) == 0)
2146 value
= tty_color_name (f
, FRAME_BACKGROUND_PIXEL (f
));
2147 else if (strncmp (color_name
, unspecified_fg
, csz
) == 0)
2148 value
= tty_color_name (f
, FRAME_FOREGROUND_PIXEL (f
));
2150 else if (EQ (parameter
, Qforeground_color
))
2152 color_name
= SSDATA (value
);
2153 csz
= SCHARS (value
);
2154 if (strncmp (color_name
, unspecified_fg
, csz
) == 0)
2155 value
= tty_color_name (f
, FRAME_FOREGROUND_PIXEL (f
));
2156 else if (strncmp (color_name
, unspecified_bg
, csz
) == 0)
2157 value
= tty_color_name (f
, FRAME_BACKGROUND_PIXEL (f
));
2162 value
= Fcdr (Fassq (parameter
, Fframe_parameters (frame
)));
2164 else if (EQ (parameter
, Qdisplay_type
)
2165 || EQ (parameter
, Qbackground_mode
))
2166 value
= Fcdr (Fassq (parameter
, f
->param_alist
));
2168 /* FIXME: Avoid this code path at all (as well as code duplication)
2169 by sharing more code with Fframe_parameters. */
2170 value
= Fcdr (Fassq (parameter
, Fframe_parameters (frame
)));
2177 DEFUN ("modify-frame-parameters", Fmodify_frame_parameters
,
2178 Smodify_frame_parameters
, 2, 2, 0,
2179 doc
: /* Modify the parameters of frame FRAME according to ALIST.
2180 If FRAME is nil, it defaults to the selected frame.
2181 ALIST is an alist of parameters to change and their new values.
2182 Each element of ALIST has the form (PARM . VALUE), where PARM is a symbol.
2183 The meaningful PARMs depend on the kind of frame.
2184 Undefined PARMs are ignored, but stored in the frame's parameter list
2185 so that `frame-parameters' will return them.
2187 The value of frame parameter FOO can also be accessed
2188 as a frame-local binding for the variable FOO, if you have
2189 enabled such bindings for that variable with `make-variable-frame-local'.
2190 Note that this functionality is obsolete as of Emacs 22.2, and its
2191 use is not recommended. Explicitly check for a frame-parameter instead. */)
2192 (Lisp_Object frame
, Lisp_Object alist
)
2194 struct frame
*f
= decode_live_frame (frame
);
2195 register Lisp_Object tail
, prop
, val
;
2197 /* I think this should be done with a hook. */
2198 #ifdef HAVE_WINDOW_SYSTEM
2199 if (FRAME_WINDOW_P (f
))
2200 x_set_frame_parameters (f
, alist
);
2204 if (FRAME_MSDOS_P (f
))
2205 IT_set_frame_parameters (f
, alist
);
2210 EMACS_INT length
= XFASTINT (Flength (alist
));
2213 Lisp_Object
*values
;
2215 SAFE_ALLOCA_LISP (parms
, 2 * length
);
2216 values
= parms
+ length
;
2218 /* Extract parm names and values into those vectors. */
2221 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2226 parms
[i
] = Fcar (elt
);
2227 values
[i
] = Fcdr (elt
);
2231 /* Now process them in reverse of specified order. */
2236 store_frame_param (f
, prop
, val
);
2238 if (EQ (prop
, Qforeground_color
)
2239 || EQ (prop
, Qbackground_color
))
2240 update_face_from_frame_parameter (f
, prop
, val
);
2248 DEFUN ("frame-char-height", Fframe_char_height
, Sframe_char_height
,
2250 doc
: /* Height in pixels of a line in the font in frame FRAME.
2251 If FRAME is omitted or nil, the selected frame is used.
2252 For a terminal frame, the value is always 1. */)
2255 #ifdef HAVE_WINDOW_SYSTEM
2256 struct frame
*f
= decode_any_frame (frame
);
2258 if (FRAME_WINDOW_P (f
))
2259 return make_number (FRAME_LINE_HEIGHT (f
));
2262 return make_number (1);
2266 DEFUN ("frame-char-width", Fframe_char_width
, Sframe_char_width
,
2268 doc
: /* Width in pixels of characters in the font in frame FRAME.
2269 If FRAME is omitted or nil, the selected frame is used.
2270 On a graphical screen, the width is the standard width of the default font.
2271 For a terminal screen, the value is always 1. */)
2274 #ifdef HAVE_WINDOW_SYSTEM
2275 struct frame
*f
= decode_any_frame (frame
);
2277 if (FRAME_WINDOW_P (f
))
2278 return make_number (FRAME_COLUMN_WIDTH (f
));
2281 return make_number (1);
2284 DEFUN ("frame-pixel-height", Fframe_pixel_height
,
2285 Sframe_pixel_height
, 0, 1, 0,
2286 doc
: /* Return a FRAME's height in pixels.
2287 If FRAME is omitted or nil, the selected frame is used. The exact value
2288 of the result depends on the window-system and toolkit in use:
2290 In the Gtk+ version of Emacs, it includes only any window (including
2291 the minibuffer or echo area), mode line, and header line. It does not
2292 include the tool bar or menu bar.
2294 With other graphical versions, it also includes the tool bar and the
2297 For a text terminal, it includes the menu bar. In this case, the
2298 result is really in characters rather than pixels (i.e., is identical
2299 to `frame-height'). */)
2302 struct frame
*f
= decode_any_frame (frame
);
2304 #ifdef HAVE_WINDOW_SYSTEM
2305 if (FRAME_WINDOW_P (f
))
2306 return make_number (x_pixel_height (f
));
2309 return make_number (FRAME_LINES (f
));
2312 DEFUN ("frame-pixel-width", Fframe_pixel_width
,
2313 Sframe_pixel_width
, 0, 1, 0,
2314 doc
: /* Return FRAME's width in pixels.
2315 For a terminal frame, the result really gives the width in characters.
2316 If FRAME is omitted or nil, the selected frame is used. */)
2319 struct frame
*f
= decode_any_frame (frame
);
2321 #ifdef HAVE_WINDOW_SYSTEM
2322 if (FRAME_WINDOW_P (f
))
2323 return make_number (x_pixel_width (f
));
2326 return make_number (FRAME_COLS (f
));
2329 DEFUN ("tool-bar-pixel-width", Ftool_bar_pixel_width
,
2330 Stool_bar_pixel_width
, 0, 1, 0,
2331 doc
: /* Return width in pixels of FRAME's tool bar.
2332 The result is greater than zero only when the tool bar is on the left
2333 or right side of FRAME. If FRAME is omitted or nil, the selected frame
2337 #ifdef FRAME_TOOLBAR_WIDTH
2338 struct frame
*f
= decode_any_frame (frame
);
2340 if (FRAME_WINDOW_P (f
))
2341 return make_number (FRAME_TOOLBAR_WIDTH (f
));
2343 return make_number (0);
2346 DEFUN ("set-frame-height", Fset_frame_height
, Sset_frame_height
, 2, 3, 0,
2347 doc
: /* Specify that the frame FRAME has LINES lines.
2348 Optional third arg non-nil means that redisplay should use LINES lines
2349 but that the idea of the actual height of the frame should not be changed. */)
2350 (Lisp_Object frame
, Lisp_Object lines
, Lisp_Object pretend
)
2352 register struct frame
*f
= decode_live_frame (frame
);
2354 CHECK_TYPE_RANGED_INTEGER (int, lines
);
2356 /* I think this should be done with a hook. */
2357 #ifdef HAVE_WINDOW_SYSTEM
2358 if (FRAME_WINDOW_P (f
))
2360 if (XINT (lines
) != FRAME_LINES (f
))
2361 x_set_window_size (f
, 1, FRAME_COLS (f
), XINT (lines
));
2362 do_pending_window_change (0);
2366 change_frame_size (f
, XINT (lines
), 0, !NILP (pretend
), 0, 0);
2370 DEFUN ("set-frame-width", Fset_frame_width
, Sset_frame_width
, 2, 3, 0,
2371 doc
: /* Specify that the frame FRAME has COLS columns.
2372 Optional third arg non-nil means that redisplay should use COLS columns
2373 but that the idea of the actual width of the frame should not be changed. */)
2374 (Lisp_Object frame
, Lisp_Object cols
, Lisp_Object pretend
)
2376 register struct frame
*f
= decode_live_frame (frame
);
2378 CHECK_TYPE_RANGED_INTEGER (int, cols
);
2380 /* I think this should be done with a hook. */
2381 #ifdef HAVE_WINDOW_SYSTEM
2382 if (FRAME_WINDOW_P (f
))
2384 if (XINT (cols
) != FRAME_COLS (f
))
2385 x_set_window_size (f
, 1, XINT (cols
), FRAME_LINES (f
));
2386 do_pending_window_change (0);
2390 change_frame_size (f
, 0, XINT (cols
), !NILP (pretend
), 0, 0);
2394 DEFUN ("set-frame-size", Fset_frame_size
, Sset_frame_size
, 3, 3, 0,
2395 doc
: /* Sets size of FRAME to COLS by ROWS, measured in characters. */)
2396 (Lisp_Object frame
, Lisp_Object cols
, Lisp_Object rows
)
2398 register struct frame
*f
;
2400 CHECK_LIVE_FRAME (frame
);
2401 CHECK_TYPE_RANGED_INTEGER (int, cols
);
2402 CHECK_TYPE_RANGED_INTEGER (int, rows
);
2405 /* I think this should be done with a hook. */
2406 #ifdef HAVE_WINDOW_SYSTEM
2407 if (FRAME_WINDOW_P (f
))
2409 if (XINT (rows
) != FRAME_LINES (f
)
2410 || XINT (cols
) != FRAME_COLS (f
)
2411 || f
->new_text_lines
|| f
->new_text_cols
)
2412 x_set_window_size (f
, 1, XINT (cols
), XINT (rows
));
2413 do_pending_window_change (0);
2417 change_frame_size (f
, XINT (rows
), XINT (cols
), 0, 0, 0);
2422 DEFUN ("set-frame-position", Fset_frame_position
,
2423 Sset_frame_position
, 3, 3, 0,
2424 doc
: /* Sets position of FRAME in pixels to XOFFSET by YOFFSET.
2425 This is actually the position of the upper left corner of the frame.
2426 Negative values for XOFFSET or YOFFSET are interpreted relative to
2427 the rightmost or bottommost possible position (that stays within the screen). */)
2428 (Lisp_Object frame
, Lisp_Object xoffset
, Lisp_Object yoffset
)
2430 register struct frame
*f
;
2432 CHECK_LIVE_FRAME (frame
);
2433 CHECK_TYPE_RANGED_INTEGER (int, xoffset
);
2434 CHECK_TYPE_RANGED_INTEGER (int, yoffset
);
2437 /* I think this should be done with a hook. */
2438 #ifdef HAVE_WINDOW_SYSTEM
2439 if (FRAME_WINDOW_P (f
))
2440 x_set_offset (f
, XINT (xoffset
), XINT (yoffset
), 1);
2447 /***********************************************************************
2449 ***********************************************************************/
2451 /* Connect the frame-parameter names for X frames
2452 to the ways of passing the parameter values to the window system.
2454 The name of a parameter, as a Lisp symbol,
2455 has an `x-frame-parameter' property which is an integer in Lisp
2456 that is an index in this table. */
2458 struct frame_parm_table
{
2460 Lisp_Object
*variable
;
2463 static const struct frame_parm_table frame_parms
[] =
2465 {"auto-raise", &Qauto_raise
},
2466 {"auto-lower", &Qauto_lower
},
2467 {"background-color", 0},
2468 {"border-color", &Qborder_color
},
2469 {"border-width", &Qborder_width
},
2470 {"cursor-color", &Qcursor_color
},
2471 {"cursor-type", &Qcursor_type
},
2473 {"foreground-color", 0},
2474 {"icon-name", &Qicon_name
},
2475 {"icon-type", &Qicon_type
},
2476 {"internal-border-width", &Qinternal_border_width
},
2477 {"menu-bar-lines", &Qmenu_bar_lines
},
2478 {"mouse-color", &Qmouse_color
},
2480 {"scroll-bar-width", &Qscroll_bar_width
},
2482 {"unsplittable", &Qunsplittable
},
2483 {"vertical-scroll-bars", &Qvertical_scroll_bars
},
2484 {"visibility", &Qvisibility
},
2485 {"tool-bar-lines", &Qtool_bar_lines
},
2486 {"scroll-bar-foreground", &Qscroll_bar_foreground
},
2487 {"scroll-bar-background", &Qscroll_bar_background
},
2488 {"screen-gamma", &Qscreen_gamma
},
2489 {"line-spacing", &Qline_spacing
},
2490 {"left-fringe", &Qleft_fringe
},
2491 {"right-fringe", &Qright_fringe
},
2492 {"wait-for-wm", &Qwait_for_wm
},
2493 {"fullscreen", &Qfullscreen
},
2494 {"font-backend", &Qfont_backend
},
2496 {"sticky", &Qsticky
},
2497 {"tool-bar-position", &Qtool_bar_position
},
2502 /* Calculate fullscreen size. Return in *TOP_POS and *LEFT_POS the
2503 wanted positions of the WM window (not Emacs window).
2504 Return in *WIDTH and *HEIGHT the wanted width and height of Emacs
2505 window (FRAME_X_WINDOW).
2509 x_fullscreen_adjust (struct frame
*f
, int *width
, int *height
, int *top_pos
, int *left_pos
)
2511 int newwidth
= FRAME_COLS (f
);
2512 int newheight
= FRAME_LINES (f
);
2513 Display_Info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
2515 *top_pos
= f
->top_pos
;
2516 *left_pos
= f
->left_pos
;
2518 if (f
->want_fullscreen
& FULLSCREEN_HEIGHT
)
2522 ph
= x_display_pixel_height (dpyinfo
);
2523 newheight
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, ph
);
2524 ph
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, newheight
) - f
->y_pixels_diff
;
2525 newheight
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, ph
);
2529 if (f
->want_fullscreen
& FULLSCREEN_WIDTH
)
2533 pw
= x_display_pixel_width (dpyinfo
);
2534 newwidth
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pw
);
2535 pw
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, newwidth
) - f
->x_pixels_diff
;
2536 newwidth
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pw
);
2541 *height
= newheight
;
2544 #endif /* HAVE_NTGUI */
2546 #ifdef HAVE_WINDOW_SYSTEM
2548 /* Change the parameters of frame F as specified by ALIST.
2549 If a parameter is not specially recognized, do nothing special;
2550 otherwise call the `x_set_...' function for that parameter.
2551 Except for certain geometry properties, always call store_frame_param
2552 to store the new value in the parameter alist. */
2555 x_set_frame_parameters (FRAME_PTR f
, Lisp_Object alist
)
2559 /* If both of these parameters are present, it's more efficient to
2560 set them both at once. So we wait until we've looked at the
2561 entire list before we set them. */
2565 Lisp_Object left
, top
;
2567 /* Same with these. */
2568 Lisp_Object icon_left
, icon_top
;
2570 /* Record in these vectors all the parms specified. */
2572 Lisp_Object
*values
;
2574 int left_no_change
= 0, top_no_change
= 0;
2575 int icon_left_no_change
= 0, icon_top_no_change
= 0;
2576 int size_changed
= 0;
2577 struct gcpro gcpro1
, gcpro2
;
2580 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2583 parms
= alloca (i
* sizeof *parms
);
2584 values
= alloca (i
* sizeof *values
);
2586 /* Extract parm names and values into those vectors. */
2589 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2594 parms
[i
] = Fcar (elt
);
2595 values
[i
] = Fcdr (elt
);
2598 /* TAIL and ALIST are not used again below here. */
2599 alist
= tail
= Qnil
;
2601 GCPRO2 (*parms
, *values
);
2605 /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
2606 because their values appear in VALUES and strings are not valid. */
2607 top
= left
= Qunbound
;
2608 icon_left
= icon_top
= Qunbound
;
2610 /* Provide default values for HEIGHT and WIDTH. */
2611 width
= (f
->new_text_cols
? f
->new_text_cols
: FRAME_COLS (f
));
2612 height
= (f
->new_text_lines
? f
->new_text_lines
: FRAME_LINES (f
));
2614 /* Process foreground_color and background_color before anything else.
2615 They are independent of other properties, but other properties (e.g.,
2616 cursor_color) are dependent upon them. */
2617 /* Process default font as well, since fringe widths depends on it. */
2618 for (p
= 0; p
< i
; p
++)
2620 Lisp_Object prop
, val
;
2624 if (EQ (prop
, Qforeground_color
)
2625 || EQ (prop
, Qbackground_color
)
2626 || EQ (prop
, Qfont
))
2628 register Lisp_Object param_index
, old_value
;
2630 old_value
= get_frame_param (f
, prop
);
2631 if (NILP (Fequal (val
, old_value
)))
2633 store_frame_param (f
, prop
, val
);
2635 param_index
= Fget (prop
, Qx_frame_parameter
);
2636 if (NATNUMP (param_index
)
2637 && (XFASTINT (param_index
)
2638 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
2639 && FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])
2640 (*(FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])) (f
, val
, old_value
);
2645 /* Now process them in reverse of specified order. */
2648 Lisp_Object prop
, val
;
2653 if (EQ (prop
, Qwidth
) && RANGED_INTEGERP (0, val
, INT_MAX
))
2656 width
= XFASTINT (val
);
2658 else if (EQ (prop
, Qheight
) && RANGED_INTEGERP (0, val
, INT_MAX
))
2661 height
= XFASTINT (val
);
2663 else if (EQ (prop
, Qtop
))
2665 else if (EQ (prop
, Qleft
))
2667 else if (EQ (prop
, Qicon_top
))
2669 else if (EQ (prop
, Qicon_left
))
2671 else if (EQ (prop
, Qforeground_color
)
2672 || EQ (prop
, Qbackground_color
)
2673 || EQ (prop
, Qfont
))
2674 /* Processed above. */
2678 register Lisp_Object param_index
, old_value
;
2680 old_value
= get_frame_param (f
, prop
);
2682 store_frame_param (f
, prop
, val
);
2684 param_index
= Fget (prop
, Qx_frame_parameter
);
2685 if (NATNUMP (param_index
)
2686 && (XFASTINT (param_index
)
2687 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
2688 && FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])
2689 (*(FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])) (f
, val
, old_value
);
2693 /* Don't die if just one of these was set. */
2694 if (EQ (left
, Qunbound
))
2697 if (f
->left_pos
< 0)
2698 left
= Fcons (Qplus
, Fcons (make_number (f
->left_pos
), Qnil
));
2700 XSETINT (left
, f
->left_pos
);
2702 if (EQ (top
, Qunbound
))
2706 top
= Fcons (Qplus
, Fcons (make_number (f
->top_pos
), Qnil
));
2708 XSETINT (top
, f
->top_pos
);
2711 /* If one of the icon positions was not set, preserve or default it. */
2712 if (! TYPE_RANGED_INTEGERP (int, icon_left
))
2714 icon_left_no_change
= 1;
2715 icon_left
= Fcdr (Fassq (Qicon_left
, f
->param_alist
));
2716 if (NILP (icon_left
))
2717 XSETINT (icon_left
, 0);
2719 if (! TYPE_RANGED_INTEGERP (int, icon_top
))
2721 icon_top_no_change
= 1;
2722 icon_top
= Fcdr (Fassq (Qicon_top
, f
->param_alist
));
2723 if (NILP (icon_top
))
2724 XSETINT (icon_top
, 0);
2727 /* Don't set these parameters unless they've been explicitly
2728 specified. The window might be mapped or resized while we're in
2729 this function, and we don't want to override that unless the lisp
2730 code has asked for it.
2732 Don't set these parameters unless they actually differ from the
2733 window's current parameters; the window may not actually exist
2738 check_frame_size (f
, &height
, &width
);
2740 XSETFRAME (frame
, f
);
2743 && (width
!= FRAME_COLS (f
)
2744 || height
!= FRAME_LINES (f
)
2745 || f
->new_text_lines
|| f
->new_text_cols
))
2746 Fset_frame_size (frame
, make_number (width
), make_number (height
));
2748 if ((!NILP (left
) || !NILP (top
))
2749 && ! (left_no_change
&& top_no_change
)
2750 && ! (NUMBERP (left
) && XINT (left
) == f
->left_pos
2751 && NUMBERP (top
) && XINT (top
) == f
->top_pos
))
2756 /* Record the signs. */
2757 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
2758 if (EQ (left
, Qminus
))
2759 f
->size_hint_flags
|= XNegative
;
2760 else if (TYPE_RANGED_INTEGERP (int, left
))
2762 leftpos
= XINT (left
);
2764 f
->size_hint_flags
|= XNegative
;
2766 else if (CONSP (left
) && EQ (XCAR (left
), Qminus
)
2767 && CONSP (XCDR (left
))
2768 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (left
)), INT_MAX
))
2770 leftpos
= - XINT (XCAR (XCDR (left
)));
2771 f
->size_hint_flags
|= XNegative
;
2773 else if (CONSP (left
) && EQ (XCAR (left
), Qplus
)
2774 && CONSP (XCDR (left
))
2775 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (left
))))
2777 leftpos
= XINT (XCAR (XCDR (left
)));
2780 if (EQ (top
, Qminus
))
2781 f
->size_hint_flags
|= YNegative
;
2782 else if (TYPE_RANGED_INTEGERP (int, top
))
2784 toppos
= XINT (top
);
2786 f
->size_hint_flags
|= YNegative
;
2788 else if (CONSP (top
) && EQ (XCAR (top
), Qminus
)
2789 && CONSP (XCDR (top
))
2790 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (top
)), INT_MAX
))
2792 toppos
= - XINT (XCAR (XCDR (top
)));
2793 f
->size_hint_flags
|= YNegative
;
2795 else if (CONSP (top
) && EQ (XCAR (top
), Qplus
)
2796 && CONSP (XCDR (top
))
2797 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (top
))))
2799 toppos
= XINT (XCAR (XCDR (top
)));
2803 /* Store the numeric value of the position. */
2804 f
->top_pos
= toppos
;
2805 f
->left_pos
= leftpos
;
2807 f
->win_gravity
= NorthWestGravity
;
2809 /* Actually set that position, and convert to absolute. */
2810 x_set_offset (f
, leftpos
, toppos
, -1);
2813 if ((!NILP (icon_left
) || !NILP (icon_top
))
2814 && ! (icon_left_no_change
&& icon_top_no_change
))
2815 x_wm_set_icon_position (f
, XINT (icon_left
), XINT (icon_top
));
2822 /* Insert a description of internally-recorded parameters of frame X
2823 into the parameter alist *ALISTPTR that is to be given to the user.
2824 Only parameters that are specific to the X window system
2825 and whose values are not correctly recorded in the frame's
2826 param_alist need to be considered here. */
2829 x_report_frame_params (struct frame
*f
, Lisp_Object
*alistptr
)
2833 char buf
[INT_BUFSIZE_BOUND (w
)];
2835 /* Represent negative positions (off the top or left screen edge)
2836 in a way that Fmodify_frame_parameters will understand correctly. */
2837 XSETINT (tem
, f
->left_pos
);
2838 if (f
->left_pos
>= 0)
2839 store_in_alist (alistptr
, Qleft
, tem
);
2841 store_in_alist (alistptr
, Qleft
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
2843 XSETINT (tem
, f
->top_pos
);
2844 if (f
->top_pos
>= 0)
2845 store_in_alist (alistptr
, Qtop
, tem
);
2847 store_in_alist (alistptr
, Qtop
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
2849 store_in_alist (alistptr
, Qborder_width
,
2850 make_number (f
->border_width
));
2851 store_in_alist (alistptr
, Qinternal_border_width
,
2852 make_number (FRAME_INTERNAL_BORDER_WIDTH (f
)));
2853 store_in_alist (alistptr
, Qleft_fringe
,
2854 make_number (FRAME_LEFT_FRINGE_WIDTH (f
)));
2855 store_in_alist (alistptr
, Qright_fringe
,
2856 make_number (FRAME_RIGHT_FRINGE_WIDTH (f
)));
2857 store_in_alist (alistptr
, Qscroll_bar_width
,
2858 (! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
2860 : FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0
2861 ? make_number (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
))
2862 /* nil means "use default width"
2863 for non-toolkit scroll bar.
2864 ruler-mode.el depends on this. */
2866 /* FRAME_X_WINDOW is not guaranteed to return an integer. E.g., on
2867 MS-Windows it returns a value whose type is HANDLE, which is
2868 actually a pointer. Explicit casting avoids compiler
2870 w
= (uintptr_t) FRAME_X_WINDOW (f
);
2871 store_in_alist (alistptr
, Qwindow_id
,
2872 make_formatted_string (buf
, "%"pMu
, w
));
2873 #ifdef HAVE_X_WINDOWS
2874 #ifdef USE_X_TOOLKIT
2875 /* Tooltip frame may not have this widget. */
2876 if (FRAME_X_OUTPUT (f
)->widget
)
2878 w
= (uintptr_t) FRAME_OUTER_WINDOW (f
);
2879 store_in_alist (alistptr
, Qouter_window_id
,
2880 make_formatted_string (buf
, "%"pMu
, w
));
2882 store_in_alist (alistptr
, Qicon_name
, f
->icon_name
);
2883 store_in_alist (alistptr
, Qvisibility
,
2884 (FRAME_VISIBLE_P (f
) ? Qt
2885 : FRAME_ICONIFIED_P (f
) ? Qicon
: Qnil
));
2886 store_in_alist (alistptr
, Qdisplay
,
2887 XCAR (FRAME_X_DISPLAY_INFO (f
)->name_list_element
));
2889 if (FRAME_X_OUTPUT (f
)->parent_desc
== FRAME_X_DISPLAY_INFO (f
)->root_window
)
2892 XSETFASTINT (tem
, FRAME_X_OUTPUT (f
)->parent_desc
);
2893 store_in_alist (alistptr
, Qexplicit_name
, (f
->explicit_name
? Qt
: Qnil
));
2894 store_in_alist (alistptr
, Qparent_id
, tem
);
2895 store_in_alist (alistptr
, Qtool_bar_position
, f
->tool_bar_position
);
2899 /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is
2900 the previous value of that parameter, NEW_VALUE is the new value. */
2903 x_set_fullscreen (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
2905 if (NILP (new_value
))
2906 f
->want_fullscreen
= FULLSCREEN_NONE
;
2907 else if (EQ (new_value
, Qfullboth
) || EQ (new_value
, Qfullscreen
))
2908 f
->want_fullscreen
= FULLSCREEN_BOTH
;
2909 else if (EQ (new_value
, Qfullwidth
))
2910 f
->want_fullscreen
= FULLSCREEN_WIDTH
;
2911 else if (EQ (new_value
, Qfullheight
))
2912 f
->want_fullscreen
= FULLSCREEN_HEIGHT
;
2913 else if (EQ (new_value
, Qmaximized
))
2914 f
->want_fullscreen
= FULLSCREEN_MAXIMIZED
;
2916 if (FRAME_TERMINAL (f
)->fullscreen_hook
!= NULL
)
2917 FRAME_TERMINAL (f
)->fullscreen_hook (f
);
2921 /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
2922 the previous value of that parameter, NEW_VALUE is the new value. */
2925 x_set_line_spacing (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
2927 if (NILP (new_value
))
2928 f
->extra_line_spacing
= 0;
2929 else if (RANGED_INTEGERP (0, new_value
, INT_MAX
))
2930 f
->extra_line_spacing
= XFASTINT (new_value
);
2932 signal_error ("Invalid line-spacing", new_value
);
2933 if (FRAME_VISIBLE_P (f
))
2938 /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
2939 the previous value of that parameter, NEW_VALUE is the new value. */
2942 x_set_screen_gamma (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
2944 Lisp_Object bgcolor
;
2946 if (NILP (new_value
))
2948 else if (NUMBERP (new_value
) && XFLOATINT (new_value
) > 0)
2949 /* The value 0.4545 is the normal viewing gamma. */
2950 f
->gamma
= 1.0 / (0.4545 * XFLOATINT (new_value
));
2952 signal_error ("Invalid screen-gamma", new_value
);
2954 /* Apply the new gamma value to the frame background. */
2955 bgcolor
= Fassq (Qbackground_color
, f
->param_alist
);
2956 if (CONSP (bgcolor
) && (bgcolor
= XCDR (bgcolor
), STRINGP (bgcolor
)))
2958 Lisp_Object parm_index
= Fget (Qbackground_color
, Qx_frame_parameter
);
2959 if (NATNUMP (parm_index
)
2960 && (XFASTINT (parm_index
)
2961 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
2962 && FRAME_RIF (f
)->frame_parm_handlers
[XFASTINT (parm_index
)])
2963 (*FRAME_RIF (f
)->frame_parm_handlers
[XFASTINT (parm_index
)])
2967 Fclear_face_cache (Qnil
);
2972 x_set_font (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
2974 Lisp_Object font_object
;
2976 #ifdef HAVE_X_WINDOWS
2977 Lisp_Object font_param
= arg
;
2980 /* Set the frame parameter back to the old value because we may
2981 fail to use ARG as the new parameter value. */
2982 store_frame_param (f
, Qfont
, oldval
);
2984 /* ARG is a fontset name, a font name, a cons of fontset name and a
2985 font object, or a font object. In the last case, this function
2989 fontset
= fs_query_fontset (arg
, 0);
2992 font_object
= font_open_by_name (f
, arg
);
2993 if (NILP (font_object
))
2994 error ("Font `%s' is not defined", SSDATA (arg
));
2995 arg
= AREF (font_object
, FONT_NAME_INDEX
);
2997 else if (fontset
> 0)
2999 font_object
= font_open_by_name (f
, fontset_ascii (fontset
));
3000 if (NILP (font_object
))
3001 error ("Font `%s' is not defined", SDATA (arg
));
3002 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3005 error ("The default fontset can't be used for a frame font");
3007 else if (CONSP (arg
) && STRINGP (XCAR (arg
)) && FONT_OBJECT_P (XCDR (arg
)))
3009 /* This is the case that the ASCII font of F's fontset XCAR
3010 (arg) is changed to the font XCDR (arg) by
3011 `set-fontset-font'. */
3012 fontset
= fs_query_fontset (XCAR (arg
), 0);
3014 error ("Unknown fontset: %s", SDATA (XCAR (arg
)));
3015 font_object
= XCDR (arg
);
3016 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3017 #ifdef HAVE_X_WINDOWS
3018 font_param
= Ffont_get (font_object
, QCname
);
3021 else if (FONT_OBJECT_P (arg
))
3024 #ifdef HAVE_X_WINDOWS
3025 font_param
= Ffont_get (font_object
, QCname
);
3027 /* This is to store the XLFD font name in the frame parameter for
3028 backward compatibility. We should store the font-object
3029 itself in the future. */
3030 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3031 fontset
= FRAME_FONTSET (f
);
3032 /* Check if we can use the current fontset. If not, set FONTSET
3033 to -1 to generate a new fontset from FONT-OBJECT. */
3036 Lisp_Object ascii_font
= fontset_ascii (fontset
);
3037 Lisp_Object spec
= font_spec_from_name (ascii_font
);
3040 signal_error ("Invalid font name", ascii_font
);
3042 if (! font_match_p (spec
, font_object
))
3047 signal_error ("Invalid font", arg
);
3049 if (! NILP (Fequal (font_object
, oldval
)))
3052 x_new_font (f
, font_object
, fontset
);
3053 store_frame_param (f
, Qfont
, arg
);
3054 #ifdef HAVE_X_WINDOWS
3055 store_frame_param (f
, Qfont_param
, font_param
);
3057 /* Recalculate toolbar height. */
3058 f
->n_tool_bar_rows
= 0;
3059 /* Ensure we redraw it. */
3060 clear_current_matrices (f
);
3062 recompute_basic_faces (f
);
3064 do_pending_window_change (0);
3066 /* We used to call face-set-after-frame-default here, but it leads to
3067 recursive calls (since that function can set the `default' face's
3068 font which in turns changes the frame's `font' parameter).
3069 Also I don't know what this call is meant to do, but it seems the
3070 wrong way to do it anyway (it does a lot more work than what seems
3071 reasonable in response to a change to `font'). */
3076 x_set_font_backend (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3078 if (! NILP (new_value
)
3079 && !CONSP (new_value
))
3083 CHECK_STRING (new_value
);
3084 p0
= p1
= SSDATA (new_value
);
3088 while (*p1
&& ! c_isspace (*p1
) && *p1
!= ',') p1
++;
3090 new_value
= Fcons (Fintern (make_string (p0
, p1
- p0
), Qnil
),
3096 while ((c
= *++p1
) && c_isspace (c
));
3100 new_value
= Fnreverse (new_value
);
3103 if (! NILP (old_value
) && ! NILP (Fequal (old_value
, new_value
)))
3107 free_all_realized_faces (Qnil
);
3109 new_value
= font_update_drivers (f
, NILP (new_value
) ? Qt
: new_value
);
3110 if (NILP (new_value
))
3112 if (NILP (old_value
))
3113 error ("No font backend available");
3114 font_update_drivers (f
, old_value
);
3115 error ("None of specified font backends are available");
3117 store_frame_param (f
, Qfont_backend
, new_value
);
3123 XSETFRAME (frame
, f
);
3124 x_set_font (f
, Fframe_parameter (frame
, Qfont
), Qnil
);
3125 ++face_change_count
;
3126 ++windows_or_buffers_changed
;
3132 x_set_fringe_width (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3134 compute_fringe_widths (f
, 1);
3135 #ifdef HAVE_X_WINDOWS
3136 /* Must adjust this so window managers report correct number of columns. */
3137 if (FRAME_X_WINDOW (f
) != 0)
3138 x_wm_set_size_hint (f
, 0, 0);
3143 x_set_border_width (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3145 CHECK_TYPE_RANGED_INTEGER (int, arg
);
3147 if (XINT (arg
) == f
->border_width
)
3150 if (FRAME_X_WINDOW (f
) != 0)
3151 error ("Cannot change the border width of a frame");
3153 f
->border_width
= XINT (arg
);
3157 x_set_internal_border_width (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3159 int old
= FRAME_INTERNAL_BORDER_WIDTH (f
);
3161 CHECK_TYPE_RANGED_INTEGER (int, arg
);
3162 FRAME_INTERNAL_BORDER_WIDTH (f
) = XINT (arg
);
3163 if (FRAME_INTERNAL_BORDER_WIDTH (f
) < 0)
3164 FRAME_INTERNAL_BORDER_WIDTH (f
) = 0;
3166 #ifdef USE_X_TOOLKIT
3167 if (FRAME_X_OUTPUT (f
)->edit_widget
)
3168 widget_store_internal_border (FRAME_X_OUTPUT (f
)->edit_widget
);
3171 if (FRAME_INTERNAL_BORDER_WIDTH (f
) == old
)
3174 if (FRAME_X_WINDOW (f
) != 0)
3176 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3177 SET_FRAME_GARBAGED (f
);
3178 do_pending_window_change (0);
3181 SET_FRAME_GARBAGED (f
);
3185 x_set_visibility (struct frame
*f
, Lisp_Object value
, Lisp_Object oldval
)
3188 XSETFRAME (frame
, f
);
3191 Fmake_frame_invisible (frame
, Qt
);
3192 else if (EQ (value
, Qicon
))
3193 Ficonify_frame (frame
);
3195 Fmake_frame_visible (frame
);
3199 x_set_autoraise (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3201 f
->auto_raise
= !EQ (Qnil
, arg
);
3205 x_set_autolower (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3207 f
->auto_lower
= !EQ (Qnil
, arg
);
3211 x_set_unsplittable (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3213 f
->no_split
= !NILP (arg
);
3217 x_set_vertical_scroll_bars (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3219 if ((EQ (arg
, Qleft
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f
))
3220 || (EQ (arg
, Qright
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f
))
3221 || (NILP (arg
) && FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
3222 || (!NILP (arg
) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)))
3224 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
)
3226 ? vertical_scroll_bar_none
3228 ? vertical_scroll_bar_left
3230 ? vertical_scroll_bar_right
3231 : EQ (Qleft
, Vdefault_frame_scroll_bars
)
3232 ? vertical_scroll_bar_left
3233 : EQ (Qright
, Vdefault_frame_scroll_bars
)
3234 ? vertical_scroll_bar_right
3235 : vertical_scroll_bar_none
);
3237 /* We set this parameter before creating the X window for the
3238 frame, so we can get the geometry right from the start.
3239 However, if the window hasn't been created yet, we shouldn't
3240 call x_set_window_size. */
3241 if (FRAME_X_WINDOW (f
))
3242 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3243 do_pending_window_change (0);
3248 x_set_scroll_bar_width (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3250 int wid
= FRAME_COLUMN_WIDTH (f
);
3254 x_set_scroll_bar_default_width (f
);
3256 if (FRAME_X_WINDOW (f
))
3257 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3258 do_pending_window_change (0);
3260 else if (RANGED_INTEGERP (1, arg
, INT_MAX
)
3261 && XFASTINT (arg
) != FRAME_CONFIG_SCROLL_BAR_WIDTH (f
))
3263 if (XFASTINT (arg
) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM
)
3264 XSETINT (arg
, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM
+ 1);
3266 FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) = XFASTINT (arg
);
3267 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (XFASTINT (arg
) + wid
-1) / wid
;
3268 if (FRAME_X_WINDOW (f
))
3269 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3270 do_pending_window_change (0);
3273 change_frame_size (f
, 0, FRAME_COLS (f
), 0, 0, 0);
3274 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.hpos
= 0;
3275 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.x
= 0;
3280 /* Return non-nil if frame F wants a bitmap icon. */
3283 x_icon_type (FRAME_PTR f
)
3287 tem
= assq_no_quit (Qicon_type
, f
->param_alist
);
3295 x_set_alpha (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3302 for (i
= 0; i
< 2; i
++)
3315 else if (FLOATP (item
))
3317 alpha
= XFLOAT_DATA (item
);
3318 if (alpha
< 0.0 || 1.0 < alpha
)
3319 args_out_of_range (make_float (0.0), make_float (1.0));
3321 else if (INTEGERP (item
))
3323 EMACS_INT ialpha
= XINT (item
);
3324 if (ialpha
< 0 || 100 < ialpha
)
3325 args_out_of_range (make_number (0), make_number (100));
3327 alpha
= ialpha
/ 100.0;
3330 wrong_type_argument (Qnumberp
, item
);
3334 for (i
= 0; i
< 2; i
++)
3335 f
->alpha
[i
] = newval
[i
];
3337 #if defined (HAVE_X_WINDOWS) || defined (HAVE_NTGUI) || defined (NS_IMPL_COCOA)
3339 x_set_frame_alpha (f
);
3347 /* Subroutines of creating an X frame. */
3349 /* Make sure that Vx_resource_name is set to a reasonable value.
3350 Fix it up, or set it to `emacs' if it is too hopeless. */
3353 validate_x_resource_name (void)
3356 /* Number of valid characters in the resource name. */
3357 ptrdiff_t good_count
= 0;
3358 /* Number of invalid characters in the resource name. */
3359 ptrdiff_t bad_count
= 0;
3363 if (!STRINGP (Vx_resource_class
))
3364 Vx_resource_class
= build_string (EMACS_CLASS
);
3366 if (STRINGP (Vx_resource_name
))
3368 unsigned char *p
= SDATA (Vx_resource_name
);
3370 len
= SBYTES (Vx_resource_name
);
3372 /* Only letters, digits, - and _ are valid in resource names.
3373 Count the valid characters and count the invalid ones. */
3374 for (i
= 0; i
< len
; i
++)
3377 if (! ((c
>= 'a' && c
<= 'z')
3378 || (c
>= 'A' && c
<= 'Z')
3379 || (c
>= '0' && c
<= '9')
3380 || c
== '-' || c
== '_'))
3387 /* Not a string => completely invalid. */
3388 bad_count
= 5, good_count
= 0;
3390 /* If name is valid already, return. */
3394 /* If name is entirely invalid, or nearly so, or is so implausibly
3395 large that alloca might not work, use `emacs'. */
3396 if (good_count
< 2 || MAX_ALLOCA
- sizeof ".customization" < len
)
3398 Vx_resource_name
= build_string ("emacs");
3402 /* Name is partly valid. Copy it and replace the invalid characters
3403 with underscores. */
3405 Vx_resource_name
= new = Fcopy_sequence (Vx_resource_name
);
3407 for (i
= 0; i
< len
; i
++)
3409 int c
= SREF (new, i
);
3410 if (! ((c
>= 'a' && c
<= 'z')
3411 || (c
>= 'A' && c
<= 'Z')
3412 || (c
>= '0' && c
<= '9')
3413 || c
== '-' || c
== '_'))
3419 extern char *x_get_string_resource (XrmDatabase
, const char *, const char *);
3420 extern Display_Info
*check_x_display_info (Lisp_Object
);
3423 /* Get specified attribute from resource database RDB.
3424 See Fx_get_resource below for other parameters. */
3427 xrdb_get_resource (XrmDatabase rdb
, Lisp_Object attribute
, Lisp_Object
class, Lisp_Object component
, Lisp_Object subclass
)
3429 register char *value
;
3433 CHECK_STRING (attribute
);
3434 CHECK_STRING (class);
3436 if (!NILP (component
))
3437 CHECK_STRING (component
);
3438 if (!NILP (subclass
))
3439 CHECK_STRING (subclass
);
3440 if (NILP (component
) != NILP (subclass
))
3441 error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
3443 validate_x_resource_name ();
3445 /* Allocate space for the components, the dots which separate them,
3446 and the final '\0'. Make them big enough for the worst case. */
3447 name_key
= alloca (SBYTES (Vx_resource_name
)
3448 + (STRINGP (component
)
3449 ? SBYTES (component
) : 0)
3450 + SBYTES (attribute
)
3453 class_key
= alloca (SBYTES (Vx_resource_class
)
3455 + (STRINGP (subclass
)
3456 ? SBYTES (subclass
) : 0)
3459 /* Start with emacs.FRAMENAME for the name (the specific one)
3460 and with `Emacs' for the class key (the general one). */
3461 strcpy (name_key
, SSDATA (Vx_resource_name
));
3462 strcpy (class_key
, SSDATA (Vx_resource_class
));
3464 strcat (class_key
, ".");
3465 strcat (class_key
, SSDATA (class));
3467 if (!NILP (component
))
3469 strcat (class_key
, ".");
3470 strcat (class_key
, SSDATA (subclass
));
3472 strcat (name_key
, ".");
3473 strcat (name_key
, SSDATA (component
));
3476 strcat (name_key
, ".");
3477 strcat (name_key
, SSDATA (attribute
));
3479 value
= x_get_string_resource (rdb
, name_key
, class_key
);
3481 if (value
!= (char *) 0 && *value
)
3482 return build_string (value
);
3488 DEFUN ("x-get-resource", Fx_get_resource
, Sx_get_resource
, 2, 4, 0,
3489 doc
: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.
3490 This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the
3491 class, where INSTANCE is the name under which Emacs was invoked, or
3492 the name specified by the `-name' or `-rn' command-line arguments.
3494 The optional arguments COMPONENT and SUBCLASS add to the key and the
3495 class, respectively. You must specify both of them or neither.
3496 If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'
3497 and the class is `Emacs.CLASS.SUBCLASS'. */)
3498 (Lisp_Object attribute
, Lisp_Object
class, Lisp_Object component
, Lisp_Object subclass
)
3500 #ifdef HAVE_X_WINDOWS
3504 return xrdb_get_resource (check_x_display_info (Qnil
)->xrdb
,
3505 attribute
, class, component
, subclass
);
3508 /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */
3511 display_x_get_resource (Display_Info
*dpyinfo
, Lisp_Object attribute
, Lisp_Object
class, Lisp_Object component
, Lisp_Object subclass
)
3513 return xrdb_get_resource (dpyinfo
->xrdb
,
3514 attribute
, class, component
, subclass
);
3517 #if defined HAVE_X_WINDOWS && !defined USE_X_TOOLKIT
3518 /* Used when C code wants a resource value. */
3519 /* Called from oldXMenu/Create.c. */
3521 x_get_resource_string (const char *attribute
, const char *class)
3524 struct frame
*sf
= SELECTED_FRAME ();
3525 ptrdiff_t invocation_namelen
= SBYTES (Vinvocation_name
);
3528 /* Allocate space for the components, the dots which separate them,
3529 and the final '\0'. */
3530 char *name_key
= SAFE_ALLOCA (invocation_namelen
+ strlen (attribute
) + 2);
3531 char *class_key
= alloca ((sizeof (EMACS_CLASS
) - 1) + strlen (class) + 2);
3533 esprintf (name_key
, "%s.%s", SSDATA (Vinvocation_name
), attribute
);
3534 sprintf (class_key
, "%s.%s", EMACS_CLASS
, class);
3536 result
= x_get_string_resource (FRAME_X_DISPLAY_INFO (sf
)->xrdb
,
3537 name_key
, class_key
);
3543 /* Return the value of parameter PARAM.
3545 First search ALIST, then Vdefault_frame_alist, then the X defaults
3546 database, using ATTRIBUTE as the attribute name and CLASS as its class.
3548 Convert the resource to the type specified by desired_type.
3550 If no default is specified, return Qunbound. If you call
3551 x_get_arg, make sure you deal with Qunbound in a reasonable way,
3552 and don't let it get stored in any Lisp-visible variables! */
3555 x_get_arg (Display_Info
*dpyinfo
, Lisp_Object alist
, Lisp_Object param
,
3556 const char *attribute
, const char *class, enum resource_types type
)
3558 register Lisp_Object tem
;
3560 tem
= Fassq (param
, alist
);
3564 /* If we find this parm in ALIST, clear it out
3565 so that it won't be "left over" at the end. */
3567 XSETCAR (tem
, Qnil
);
3568 /* In case the parameter appears more than once in the alist,
3570 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
3571 if (CONSP (XCAR (tail
))
3572 && EQ (XCAR (XCAR (tail
)), param
))
3573 XSETCAR (XCAR (tail
), Qnil
);
3576 tem
= Fassq (param
, Vdefault_frame_alist
);
3578 /* If it wasn't specified in ALIST or the Lisp-level defaults,
3579 look in the X resources. */
3582 if (attribute
&& dpyinfo
)
3584 tem
= display_x_get_resource (dpyinfo
,
3585 build_string (attribute
),
3586 build_string (class),
3594 case RES_TYPE_NUMBER
:
3595 return make_number (atoi (SSDATA (tem
)));
3597 case RES_TYPE_BOOLEAN_NUMBER
:
3598 if (!strcmp (SSDATA (tem
), "on")
3599 || !strcmp (SSDATA (tem
), "true"))
3600 return make_number (1);
3601 return make_number (atoi (SSDATA (tem
)));
3604 case RES_TYPE_FLOAT
:
3605 return make_float (atof (SSDATA (tem
)));
3607 case RES_TYPE_BOOLEAN
:
3608 tem
= Fdowncase (tem
);
3609 if (!strcmp (SSDATA (tem
), "on")
3611 || !strcmp (SSDATA (tem
), "yes")
3613 || !strcmp (SSDATA (tem
), "true"))
3618 case RES_TYPE_STRING
:
3621 case RES_TYPE_SYMBOL
:
3622 /* As a special case, we map the values `true' and `on'
3623 to Qt, and `false' and `off' to Qnil. */
3626 lower
= Fdowncase (tem
);
3627 if (!strcmp (SSDATA (lower
), "on")
3629 || !strcmp (SSDATA (lower
), "yes")
3631 || !strcmp (SSDATA (lower
), "true"))
3633 else if (!strcmp (SSDATA (lower
), "off")
3635 || !strcmp (SSDATA (lower
), "no")
3637 || !strcmp (SSDATA (lower
), "false"))
3640 return Fintern (tem
, Qnil
);
3654 x_frame_get_arg (struct frame
*f
, Lisp_Object alist
, Lisp_Object param
,
3655 const char *attribute
, const char *class,
3656 enum resource_types type
)
3658 return x_get_arg (FRAME_X_DISPLAY_INFO (f
),
3659 alist
, param
, attribute
, class, type
);
3662 /* Like x_frame_get_arg, but also record the value in f->param_alist. */
3665 x_frame_get_and_record_arg (struct frame
*f
, Lisp_Object alist
,
3667 const char *attribute
, const char *class,
3668 enum resource_types type
)
3672 value
= x_get_arg (FRAME_X_DISPLAY_INFO (f
), alist
, param
,
3673 attribute
, class, type
);
3674 if (! NILP (value
) && ! EQ (value
, Qunbound
))
3675 store_frame_param (f
, param
, value
);
3681 /* Record in frame F the specified or default value according to ALIST
3682 of the parameter named PROP (a Lisp symbol).
3683 If no value is specified for PROP, look for an X default for XPROP
3684 on the frame named NAME.
3685 If that is not found either, use the value DEFLT. */
3688 x_default_parameter (struct frame
*f
, Lisp_Object alist
, Lisp_Object prop
,
3689 Lisp_Object deflt
, const char *xprop
, const char *xclass
,
3690 enum resource_types type
)
3694 tem
= x_frame_get_arg (f
, alist
, prop
, xprop
, xclass
, type
);
3695 if (EQ (tem
, Qunbound
))
3697 x_set_frame_parameters (f
, Fcons (Fcons (prop
, tem
), Qnil
));
3702 #if !defined (HAVE_X_WINDOWS) && defined (NoValue)
3705 * XParseGeometry parses strings of the form
3706 * "=<width>x<height>{+-}<xoffset>{+-}<yoffset>", where
3707 * width, height, xoffset, and yoffset are unsigned integers.
3708 * Example: "=80x24+300-49"
3709 * The equal sign is optional.
3710 * It returns a bitmask that indicates which of the four values
3711 * were actually found in the string. For each value found,
3712 * the corresponding argument is updated; for each value
3713 * not found, the corresponding argument is left unchanged.
3717 XParseGeometry (char *string
,
3719 unsigned int *width
, unsigned int *height
)
3723 unsigned long int tempWidth
, tempHeight
;
3724 long int tempX
, tempY
;
3725 char *nextCharacter
;
3727 if (string
== NULL
|| *string
== '\0')
3730 string
++; /* ignore possible '=' at beg of geometry spec */
3733 if (*strind
!= '+' && *strind
!= '-' && *strind
!= 'x')
3735 tempWidth
= strtoul (strind
, &nextCharacter
, 10);
3736 if (strind
== nextCharacter
)
3738 strind
= nextCharacter
;
3742 if (*strind
== 'x' || *strind
== 'X')
3745 tempHeight
= strtoul (strind
, &nextCharacter
, 10);
3746 if (strind
== nextCharacter
)
3748 strind
= nextCharacter
;
3749 mask
|= HeightValue
;
3752 if (*strind
== '+' || *strind
== '-')
3756 tempX
= strtol (strind
, &nextCharacter
, 10);
3757 if (strind
== nextCharacter
)
3759 strind
= nextCharacter
;
3761 if (*strind
== '+' || *strind
== '-')
3765 tempY
= strtol (strind
, &nextCharacter
, 10);
3766 if (strind
== nextCharacter
)
3768 strind
= nextCharacter
;
3773 /* If strind isn't at the end of the string then it's an invalid
3774 geometry specification. */
3776 if (*strind
!= '\0')
3780 *x
= clip_to_bounds (INT_MIN
, tempX
, INT_MAX
);
3782 *y
= clip_to_bounds (INT_MIN
, tempY
, INT_MAX
);
3783 if (mask
& WidthValue
)
3784 *width
= min (tempWidth
, UINT_MAX
);
3785 if (mask
& HeightValue
)
3786 *height
= min (tempHeight
, UINT_MAX
);
3790 #endif /* !defined (HAVE_X_WINDOWS) && defined (NoValue) */
3793 /* NS used to define x-parse-geometry in ns-win.el, but that confused
3794 make-docfile: the documentation string in ns-win.el was used for
3795 x-parse-geometry even in non-NS builds.
3797 With two definitions of x-parse-geometry in this file, various
3798 things still get confused (eg M-x apropos documentation), so that
3799 it is best if the two definitions just share the same doc-string.
3801 DEFUN ("x-parse-geometry", Fx_parse_geometry
, Sx_parse_geometry
, 1, 1, 0,
3802 doc
: /* Parse a display geometry string STRING.
3803 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).
3804 The properties returned may include `top', `left', `height', and `width'.
3805 For X, the value of `left' or `top' may be an integer,
3806 or a list (+ N) meaning N pixels relative to top/left corner,
3807 or a list (- N) meaning -N pixels relative to bottom/right corner.
3808 On Nextstep, this just calls `ns-parse-geometry'. */)
3809 (Lisp_Object string
)
3812 unsigned int width
, height
;
3815 CHECK_STRING (string
);
3818 if (strchr (SSDATA (string
), ' ') != NULL
)
3819 return call1 (Qns_parse_geometry
, string
);
3821 geometry
= XParseGeometry (SSDATA (string
),
3822 &x
, &y
, &width
, &height
);
3824 if (geometry
& XValue
)
3826 Lisp_Object element
;
3828 if (x
>= 0 && (geometry
& XNegative
))
3829 element
= Fcons (Qleft
, Fcons (Qminus
, Fcons (make_number (-x
), Qnil
)));
3830 else if (x
< 0 && ! (geometry
& XNegative
))
3831 element
= Fcons (Qleft
, Fcons (Qplus
, Fcons (make_number (x
), Qnil
)));
3833 element
= Fcons (Qleft
, make_number (x
));
3834 result
= Fcons (element
, result
);
3837 if (geometry
& YValue
)
3839 Lisp_Object element
;
3841 if (y
>= 0 && (geometry
& YNegative
))
3842 element
= Fcons (Qtop
, Fcons (Qminus
, Fcons (make_number (-y
), Qnil
)));
3843 else if (y
< 0 && ! (geometry
& YNegative
))
3844 element
= Fcons (Qtop
, Fcons (Qplus
, Fcons (make_number (y
), Qnil
)));
3846 element
= Fcons (Qtop
, make_number (y
));
3847 result
= Fcons (element
, result
);
3850 if (geometry
& WidthValue
)
3851 result
= Fcons (Fcons (Qwidth
, make_number (width
)), result
);
3852 if (geometry
& HeightValue
)
3853 result
= Fcons (Fcons (Qheight
, make_number (height
)), result
);
3859 /* Calculate the desired size and position of frame F.
3860 Return the flags saying which aspects were specified.
3862 Also set the win_gravity and size_hint_flags of F.
3864 Adjust height for toolbar if TOOLBAR_P is 1.
3866 This function does not make the coordinates positive. */
3868 #define DEFAULT_ROWS 35
3869 #define DEFAULT_COLS 80
3872 x_figure_window_size (struct frame
*f
, Lisp_Object parms
, int toolbar_p
)
3874 register Lisp_Object tem0
, tem1
, tem2
;
3875 long window_prompting
= 0;
3876 Display_Info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
3878 /* Default values if we fall through.
3879 Actually, if that happens we should get
3880 window manager prompting. */
3881 SET_FRAME_COLS (f
, DEFAULT_COLS
);
3882 FRAME_LINES (f
) = DEFAULT_ROWS
;
3883 /* Window managers expect that if program-specified
3884 positions are not (0,0), they're intentional, not defaults. */
3888 /* Ensure that old new_text_cols and new_text_lines will not override the
3890 /* ++KFS: This was specific to W32, but seems ok for all platforms */
3891 f
->new_text_cols
= f
->new_text_lines
= 0;
3893 tem0
= x_get_arg (dpyinfo
, parms
, Qheight
, 0, 0, RES_TYPE_NUMBER
);
3894 tem1
= x_get_arg (dpyinfo
, parms
, Qwidth
, 0, 0, RES_TYPE_NUMBER
);
3895 tem2
= x_get_arg (dpyinfo
, parms
, Quser_size
, 0, 0, RES_TYPE_NUMBER
);
3896 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3898 if (!EQ (tem0
, Qunbound
))
3900 CHECK_NUMBER (tem0
);
3901 if (! (0 <= XINT (tem0
) && XINT (tem0
) <= INT_MAX
))
3902 xsignal1 (Qargs_out_of_range
, tem0
);
3903 FRAME_LINES (f
) = XINT (tem0
);
3905 if (!EQ (tem1
, Qunbound
))
3907 CHECK_NUMBER (tem1
);
3908 if (! (0 <= XINT (tem1
) && XINT (tem1
) <= INT_MAX
))
3909 xsignal1 (Qargs_out_of_range
, tem1
);
3910 SET_FRAME_COLS (f
, XINT (tem1
));
3912 if (!NILP (tem2
) && !EQ (tem2
, Qunbound
))
3913 window_prompting
|= USSize
;
3915 window_prompting
|= PSize
;
3918 f
->scroll_bar_actual_width
3919 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
3921 /* This used to be done _before_ calling x_figure_window_size, but
3922 since the height is reset here, this was really a no-op. I
3923 assume that moving it here does what Gerd intended (although he
3924 no longer can remember what that was... ++KFS, 2003-03-25. */
3926 /* Add the tool-bar height to the initial frame height so that the
3927 user gets a text display area of the size he specified with -g or
3928 via .Xdefaults. Later changes of the tool-bar height don't
3929 change the frame size. This is done so that users can create
3930 tall Emacs frames without having to guess how tall the tool-bar
3932 if (toolbar_p
&& FRAME_TOOL_BAR_LINES (f
))
3934 int margin
, relief
, bar_height
;
3936 relief
= (tool_bar_button_relief
>= 0
3937 ? tool_bar_button_relief
3938 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
);
3940 if (RANGED_INTEGERP (1, Vtool_bar_button_margin
, INT_MAX
))
3941 margin
= XFASTINT (Vtool_bar_button_margin
);
3942 else if (CONSP (Vtool_bar_button_margin
)
3943 && RANGED_INTEGERP (1, XCDR (Vtool_bar_button_margin
), INT_MAX
))
3944 margin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
3948 bar_height
= DEFAULT_TOOL_BAR_IMAGE_HEIGHT
+ 2 * margin
+ 2 * relief
;
3949 FRAME_LINES (f
) += (bar_height
+ FRAME_LINE_HEIGHT (f
) - 1) / FRAME_LINE_HEIGHT (f
);
3952 compute_fringe_widths (f
, 0);
3954 FRAME_PIXEL_WIDTH (f
) = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, FRAME_COLS (f
));
3955 FRAME_PIXEL_HEIGHT (f
) = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, FRAME_LINES (f
));
3957 tem0
= x_get_arg (dpyinfo
, parms
, Qtop
, 0, 0, RES_TYPE_NUMBER
);
3958 tem1
= x_get_arg (dpyinfo
, parms
, Qleft
, 0, 0, RES_TYPE_NUMBER
);
3959 tem2
= x_get_arg (dpyinfo
, parms
, Quser_position
, 0, 0, RES_TYPE_NUMBER
);
3960 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3962 if (EQ (tem0
, Qminus
))
3965 window_prompting
|= YNegative
;
3967 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qminus
)
3968 && CONSP (XCDR (tem0
))
3969 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (tem0
)), INT_MAX
))
3971 f
->top_pos
= - XINT (XCAR (XCDR (tem0
)));
3972 window_prompting
|= YNegative
;
3974 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qplus
)
3975 && CONSP (XCDR (tem0
))
3976 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (tem0
))))
3978 f
->top_pos
= XINT (XCAR (XCDR (tem0
)));
3980 else if (EQ (tem0
, Qunbound
))
3984 CHECK_TYPE_RANGED_INTEGER (int, tem0
);
3985 f
->top_pos
= XINT (tem0
);
3987 window_prompting
|= YNegative
;
3990 if (EQ (tem1
, Qminus
))
3993 window_prompting
|= XNegative
;
3995 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qminus
)
3996 && CONSP (XCDR (tem1
))
3997 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (tem1
)), INT_MAX
))
3999 f
->left_pos
= - XINT (XCAR (XCDR (tem1
)));
4000 window_prompting
|= XNegative
;
4002 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qplus
)
4003 && CONSP (XCDR (tem1
))
4004 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (tem1
))))
4006 f
->left_pos
= XINT (XCAR (XCDR (tem1
)));
4008 else if (EQ (tem1
, Qunbound
))
4012 CHECK_TYPE_RANGED_INTEGER (int, tem1
);
4013 f
->left_pos
= XINT (tem1
);
4014 if (f
->left_pos
< 0)
4015 window_prompting
|= XNegative
;
4018 if (!NILP (tem2
) && ! EQ (tem2
, Qunbound
))
4019 window_prompting
|= USPosition
;
4021 window_prompting
|= PPosition
;
4024 if (window_prompting
& XNegative
)
4026 if (window_prompting
& YNegative
)
4027 f
->win_gravity
= SouthEastGravity
;
4029 f
->win_gravity
= NorthEastGravity
;
4033 if (window_prompting
& YNegative
)
4034 f
->win_gravity
= SouthWestGravity
;
4036 f
->win_gravity
= NorthWestGravity
;
4039 f
->size_hint_flags
= window_prompting
;
4041 return window_prompting
;
4046 #endif /* HAVE_WINDOW_SYSTEM */
4049 frame_make_pointer_invisible (void)
4051 if (! NILP (Vmake_pointer_invisible
))
4054 if (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
)))
4057 f
= SELECTED_FRAME ();
4058 if (f
&& !f
->pointer_invisible
4059 && FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook
)
4062 FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook (f
, 1);
4063 f
->pointer_invisible
= 1;
4069 frame_make_pointer_visible (void)
4071 /* We don't check Vmake_pointer_invisible here in case the
4072 pointer was invisible when Vmake_pointer_invisible was set to nil. */
4075 if (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
)))
4078 f
= SELECTED_FRAME ();
4079 if (f
&& f
->pointer_invisible
&& f
->mouse_moved
4080 && FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook
)
4082 FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook (f
, 0);
4083 f
->pointer_invisible
= 0;
4087 DEFUN ("frame-pointer-visible-p", Fframe_pointer_visible_p
,
4088 Sframe_pointer_visible_p
, 0, 1, 0,
4089 doc
: /* Return t if the mouse pointer displayed on FRAME is visible.
4090 Otherwise it returns nil. FRAME omitted or nil means the
4091 selected frame. This is useful when `make-pointer-invisible' is set. */)
4094 return decode_any_frame (frame
)->pointer_invisible
? Qnil
: Qt
;
4098 /***********************************************************************
4100 ***********************************************************************/
4103 syms_of_frame (void)
4105 DEFSYM (Qframep
, "framep");
4106 DEFSYM (Qframe_live_p
, "frame-live-p");
4107 DEFSYM (Qexplicit_name
, "explicit-name");
4108 DEFSYM (Qheight
, "height");
4109 DEFSYM (Qicon
, "icon");
4110 DEFSYM (Qminibuffer
, "minibuffer");
4111 DEFSYM (Qmodeline
, "modeline");
4112 DEFSYM (Qonly
, "only");
4113 DEFSYM (Qnone
, "none");
4114 DEFSYM (Qwidth
, "width");
4115 DEFSYM (Qgeometry
, "geometry");
4116 DEFSYM (Qicon_left
, "icon-left");
4117 DEFSYM (Qicon_top
, "icon-top");
4118 DEFSYM (Qtooltip
, "tooltip");
4119 DEFSYM (Qleft
, "left");
4120 DEFSYM (Qright
, "right");
4121 DEFSYM (Quser_position
, "user-position");
4122 DEFSYM (Quser_size
, "user-size");
4123 DEFSYM (Qwindow_id
, "window-id");
4124 #ifdef HAVE_X_WINDOWS
4125 DEFSYM (Qouter_window_id
, "outer-window-id");
4127 DEFSYM (Qparent_id
, "parent-id");
4129 DEFSYM (Qw32
, "w32");
4132 DEFSYM (Qvisible
, "visible");
4133 DEFSYM (Qbuffer_predicate
, "buffer-predicate");
4134 DEFSYM (Qbuffer_list
, "buffer-list");
4135 DEFSYM (Qburied_buffer_list
, "buried-buffer-list");
4136 DEFSYM (Qdisplay_type
, "display-type");
4137 DEFSYM (Qbackground_mode
, "background-mode");
4138 DEFSYM (Qnoelisp
, "noelisp");
4139 DEFSYM (Qtty_color_mode
, "tty-color-mode");
4140 DEFSYM (Qtty
, "tty");
4141 DEFSYM (Qtty_type
, "tty-type");
4143 DEFSYM (Qface_set_after_frame_default
, "face-set-after-frame-default");
4145 DEFSYM (Qfullwidth
, "fullwidth");
4146 DEFSYM (Qfullheight
, "fullheight");
4147 DEFSYM (Qfullboth
, "fullboth");
4148 DEFSYM (Qmaximized
, "maximized");
4149 DEFSYM (Qx_resource_name
, "x-resource-name");
4150 DEFSYM (Qx_frame_parameter
, "x-frame-parameter");
4152 DEFSYM (Qterminal
, "terminal");
4153 DEFSYM (Qterminal_live_p
, "terminal-live-p");
4156 DEFSYM (Qns_parse_geometry
, "ns-parse-geometry");
4162 for (i
= 0; i
< sizeof (frame_parms
) / sizeof (frame_parms
[0]); i
++)
4164 Lisp_Object v
= intern_c_string (frame_parms
[i
].name
);
4165 if (frame_parms
[i
].variable
)
4167 *frame_parms
[i
].variable
= v
;
4168 staticpro (frame_parms
[i
].variable
);
4170 Fput (v
, Qx_frame_parameter
, make_number (i
));
4174 #ifdef HAVE_WINDOW_SYSTEM
4175 DEFVAR_LISP ("x-resource-name", Vx_resource_name
,
4176 doc
: /* The name Emacs uses to look up X resources.
4177 `x-get-resource' uses this as the first component of the instance name
4178 when requesting resource values.
4179 Emacs initially sets `x-resource-name' to the name under which Emacs
4180 was invoked, or to the value specified with the `-name' or `-rn'
4181 switches, if present.
4183 It may be useful to bind this variable locally around a call
4184 to `x-get-resource'. See also the variable `x-resource-class'. */);
4185 Vx_resource_name
= Qnil
;
4187 DEFVAR_LISP ("x-resource-class", Vx_resource_class
,
4188 doc
: /* The class Emacs uses to look up X resources.
4189 `x-get-resource' uses this as the first component of the instance class
4190 when requesting resource values.
4192 Emacs initially sets `x-resource-class' to "Emacs".
4194 Setting this variable permanently is not a reasonable thing to do,
4195 but binding this variable locally around a call to `x-get-resource'
4196 is a reasonable practice. See also the variable `x-resource-name'. */);
4197 Vx_resource_class
= build_string (EMACS_CLASS
);
4199 DEFVAR_LISP ("frame-alpha-lower-limit", Vframe_alpha_lower_limit
,
4200 doc
: /* The lower limit of the frame opacity (alpha transparency).
4201 The value should range from 0 (invisible) to 100 (completely opaque).
4202 You can also use a floating number between 0.0 and 1.0.
4203 The default is 20. */);
4204 Vframe_alpha_lower_limit
= make_number (20);
4207 DEFVAR_LISP ("default-frame-alist", Vdefault_frame_alist
,
4208 doc
: /* Alist of default values for frame creation.
4209 These may be set in your init file, like this:
4210 (setq default-frame-alist '((width . 80) (height . 55) (menu-bar-lines . 1)))
4211 These override values given in window system configuration data,
4212 including X Windows' defaults database.
4213 For values specific to the first Emacs frame, see `initial-frame-alist'.
4214 For window-system specific values, see `window-system-default-frame-alist'.
4215 For values specific to the separate minibuffer frame, see
4216 `minibuffer-frame-alist'.
4217 The `menu-bar-lines' element of the list controls whether new frames
4218 have menu bars; `menu-bar-mode' works by altering this element.
4219 Setting this variable does not affect existing frames, only new ones. */);
4220 Vdefault_frame_alist
= Qnil
;
4222 DEFVAR_LISP ("default-frame-scroll-bars", Vdefault_frame_scroll_bars
,
4223 doc
: /* Default position of scroll bars on this window-system. */);
4224 #ifdef HAVE_WINDOW_SYSTEM
4225 #if defined (HAVE_NTGUI) || defined (NS_IMPL_COCOA) || (defined (USE_GTK) && defined (USE_TOOLKIT_SCROLL_BARS))
4226 /* MS-Windows, Mac OS X, and GTK have scroll bars on the right by
4228 Vdefault_frame_scroll_bars
= Qright
;
4230 Vdefault_frame_scroll_bars
= Qleft
;
4233 Vdefault_frame_scroll_bars
= Qnil
;
4236 DEFVAR_BOOL ("scroll-bar-adjust-thumb-portion",
4237 scroll_bar_adjust_thumb_portion_p
,
4238 doc
: /* Adjust thumb for overscrolling for Gtk+ and MOTIF.
4239 Non-nil means adjust the thumb in the scroll bar so it can be dragged downwards
4240 even if the end of the buffer is shown (i.e. overscrolling).
4241 Set to nil if you want the thumb to be at the bottom when the end of the buffer
4242 is shown. Also, the thumb fills the whole scroll bar when the entire buffer
4243 is visible. In this case you can not overscroll. */);
4244 scroll_bar_adjust_thumb_portion_p
= 1;
4246 DEFVAR_LISP ("terminal-frame", Vterminal_frame
,
4247 doc
: /* The initial frame-object, which represents Emacs's stdout. */);
4249 DEFVAR_LISP ("mouse-position-function", Vmouse_position_function
,
4250 doc
: /* If non-nil, function to transform normal value of `mouse-position'.
4251 `mouse-position' calls this function, passing its usual return value as
4252 argument, and returns whatever this function returns.
4253 This abnormal hook exists for the benefit of packages like `xt-mouse.el'
4254 which need to do mouse handling at the Lisp level. */);
4255 Vmouse_position_function
= Qnil
;
4257 DEFVAR_LISP ("mouse-highlight", Vmouse_highlight
,
4258 doc
: /* If non-nil, clickable text is highlighted when mouse is over it.
4259 If the value is an integer, highlighting is only shown after moving the
4260 mouse, while keyboard input turns off the highlight even when the mouse
4261 is over the clickable text. However, the mouse shape still indicates
4262 when the mouse is over clickable text. */);
4263 Vmouse_highlight
= Qt
;
4265 DEFVAR_LISP ("make-pointer-invisible", Vmake_pointer_invisible
,
4266 doc
: /* If non-nil, make pointer invisible while typing.
4267 The pointer becomes visible again when the mouse is moved. */);
4268 Vmake_pointer_invisible
= Qt
;
4270 DEFVAR_LISP ("delete-frame-functions", Vdelete_frame_functions
,
4271 doc
: /* Functions run before deleting a frame.
4272 The functions are run with one arg, the frame to be deleted.
4275 Note that functions in this list may be called just before the frame is
4276 actually deleted, or some time later (or even both when an earlier function
4277 in `delete-frame-functions' (indirectly) calls `delete-frame'
4279 Vdelete_frame_functions
= Qnil
;
4280 DEFSYM (Qdelete_frame_functions
, "delete-frame-functions");
4282 DEFVAR_LISP ("menu-bar-mode", Vmenu_bar_mode
,
4283 doc
: /* Non-nil if Menu-Bar mode is enabled.
4284 See the command `menu-bar-mode' for a description of this minor mode.
4285 Setting this variable directly does not take effect;
4286 either customize it (see the info node `Easy Customization')
4287 or call the function `menu-bar-mode'. */);
4288 Vmenu_bar_mode
= Qt
;
4290 DEFVAR_LISP ("tool-bar-mode", Vtool_bar_mode
,
4291 doc
: /* Non-nil if Tool-Bar mode is enabled.
4292 See the command `tool-bar-mode' for a description of this minor mode.
4293 Setting this variable directly does not take effect;
4294 either customize it (see the info node `Easy Customization')
4295 or call the function `tool-bar-mode'. */);
4296 #ifdef HAVE_WINDOW_SYSTEM
4297 Vtool_bar_mode
= Qt
;
4299 Vtool_bar_mode
= Qnil
;
4302 DEFVAR_KBOARD ("default-minibuffer-frame", Vdefault_minibuffer_frame
,
4303 doc
: /* Minibufferless frames use this frame's minibuffer.
4305 Emacs cannot create minibufferless frames unless this is set to an
4306 appropriate surrogate.
4308 Emacs consults this variable only when creating minibufferless
4309 frames; once the frame is created, it sticks with its assigned
4310 minibuffer, no matter what this variable is set to. This means that
4311 this variable doesn't necessarily say anything meaningful about the
4312 current set of frames, or where the minibuffer is currently being
4315 This variable is local to the current terminal and cannot be buffer-local. */);
4317 DEFVAR_BOOL ("focus-follows-mouse", focus_follows_mouse
,
4318 doc
: /* Non-nil if window system changes focus when you move the mouse.
4319 You should set this variable to tell Emacs how your window manager
4320 handles focus, since there is no way in general for Emacs to find out
4321 automatically. See also `mouse-autoselect-window'. */);
4322 focus_follows_mouse
= 0;
4324 staticpro (&Vframe_list
);
4327 defsubr (&Sframe_live_p
);
4328 defsubr (&Swindow_system
);
4329 defsubr (&Smake_terminal_frame
);
4330 defsubr (&Shandle_switch_frame
);
4331 defsubr (&Sselect_frame
);
4332 defsubr (&Sselected_frame
);
4333 defsubr (&Sframe_list
);
4334 defsubr (&Snext_frame
);
4335 defsubr (&Sprevious_frame
);
4336 defsubr (&Sdelete_frame
);
4337 defsubr (&Smouse_position
);
4338 defsubr (&Smouse_pixel_position
);
4339 defsubr (&Sset_mouse_position
);
4340 defsubr (&Sset_mouse_pixel_position
);
4342 defsubr (&Sframe_configuration
);
4343 defsubr (&Srestore_frame_configuration
);
4345 defsubr (&Smake_frame_visible
);
4346 defsubr (&Smake_frame_invisible
);
4347 defsubr (&Siconify_frame
);
4348 defsubr (&Sframe_visible_p
);
4349 defsubr (&Svisible_frame_list
);
4350 defsubr (&Sraise_frame
);
4351 defsubr (&Slower_frame
);
4352 defsubr (&Sredirect_frame_focus
);
4353 defsubr (&Sframe_focus
);
4354 defsubr (&Sframe_parameters
);
4355 defsubr (&Sframe_parameter
);
4356 defsubr (&Smodify_frame_parameters
);
4357 defsubr (&Sframe_char_height
);
4358 defsubr (&Sframe_char_width
);
4359 defsubr (&Sframe_pixel_height
);
4360 defsubr (&Sframe_pixel_width
);
4361 defsubr (&Stool_bar_pixel_width
);
4362 defsubr (&Sset_frame_height
);
4363 defsubr (&Sset_frame_width
);
4364 defsubr (&Sset_frame_size
);
4365 defsubr (&Sset_frame_position
);
4366 defsubr (&Sframe_pointer_visible_p
);
4368 #ifdef HAVE_WINDOW_SYSTEM
4369 defsubr (&Sx_get_resource
);
4370 defsubr (&Sx_parse_geometry
);