1 /* Generic frame functions.
3 Copyright (C) 1993-1995, 1997, 1999-2011 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/>. */
28 #include "character.h"
39 /* These help us bind and responding to switch-frame events. */
43 #include "blockinput.h"
45 #include "termhooks.h"
46 #include "dispextern.h"
49 #ifdef HAVE_WINDOW_SYSTEM
58 #ifdef HAVE_WINDOW_SYSTEM
63 Lisp_Object Qns_parse_geometry
;
66 Lisp_Object Qframep
, Qframe_live_p
;
67 Lisp_Object Qicon
, Qmodeline
;
69 Lisp_Object Qx
, Qw32
, Qmac
, Qpc
, Qns
;
71 Lisp_Object Qdisplay_type
;
72 static Lisp_Object Qbackground_mode
;
75 static Lisp_Object Qx_frame_parameter
;
76 Lisp_Object Qx_resource_name
;
77 Lisp_Object Qterminal
;
78 Lisp_Object Qterminal_live_p
;
80 /* Frame parameters (set or reported). */
82 Lisp_Object Qauto_raise
, Qauto_lower
;
83 Lisp_Object Qborder_color
, Qborder_width
;
84 Lisp_Object Qcursor_color
, Qcursor_type
;
85 static Lisp_Object Qgeometry
; /* Not used */
86 Lisp_Object Qheight
, Qwidth
;
87 Lisp_Object Qleft
, Qright
;
88 Lisp_Object Qicon_left
, Qicon_top
, Qicon_type
, Qicon_name
;
90 Lisp_Object Qinternal_border_width
;
91 Lisp_Object Qmouse_color
;
92 Lisp_Object Qminibuffer
;
93 Lisp_Object Qscroll_bar_width
, Qvertical_scroll_bars
;
94 Lisp_Object Qvisibility
;
95 Lisp_Object Qscroll_bar_foreground
, Qscroll_bar_background
;
96 Lisp_Object Qscreen_gamma
;
97 Lisp_Object Qline_spacing
;
98 static Lisp_Object Quser_position
, Quser_size
;
99 Lisp_Object Qwait_for_wm
;
100 static Lisp_Object Qwindow_id
;
101 #ifdef HAVE_X_WINDOWS
102 static Lisp_Object Qouter_window_id
;
104 Lisp_Object Qparent_id
;
105 Lisp_Object Qtitle
, Qname
;
106 static Lisp_Object Qexplicit_name
;
107 Lisp_Object Qunsplittable
;
108 Lisp_Object Qmenu_bar_lines
, Qtool_bar_lines
, Qtool_bar_position
;
109 Lisp_Object Qleft_fringe
, Qright_fringe
;
110 Lisp_Object Qbuffer_predicate
;
111 static Lisp_Object Qbuffer_list
, Qburied_buffer_list
;
112 Lisp_Object Qtty_color_mode
;
113 Lisp_Object Qtty
, Qtty_type
;
115 Lisp_Object Qfullscreen
, Qfullwidth
, Qfullheight
, Qfullboth
, Qmaximized
;
117 Lisp_Object Qfont_backend
;
120 Lisp_Object Qface_set_after_frame_default
;
122 static Lisp_Object Qdelete_frame_functions
;
124 #ifdef HAVE_WINDOW_SYSTEM
125 static void x_report_frame_params (struct frame
*, Lisp_Object
*);
130 set_menu_bar_lines_1 (Lisp_Object window
, int n
)
132 struct window
*w
= XWINDOW (window
);
134 XSETFASTINT (w
->last_modified
, 0);
135 XSETFASTINT (w
->top_line
, XFASTINT (w
->top_line
) + n
);
136 XSETFASTINT (w
->total_lines
, XFASTINT (w
->total_lines
) - n
);
138 /* Handle just the top child in a vertical split. */
139 if (!NILP (w
->vchild
))
140 set_menu_bar_lines_1 (w
->vchild
, n
);
142 /* Adjust all children in a horizontal split. */
143 for (window
= w
->hchild
; !NILP (window
); window
= w
->next
)
145 w
= XWINDOW (window
);
146 set_menu_bar_lines_1 (window
, n
);
151 set_menu_bar_lines (struct frame
*f
, Lisp_Object value
, Lisp_Object oldval
)
154 int olines
= FRAME_MENU_BAR_LINES (f
);
156 /* Right now, menu bars don't work properly in minibuf-only frames;
157 most of the commands try to apply themselves to the minibuffer
158 frame itself, and get an error because you can't switch buffers
159 in or split the minibuffer window. */
160 if (FRAME_MINIBUF_ONLY_P (f
))
163 if (TYPE_RANGED_INTEGERP (int, value
))
164 nlines
= XINT (value
);
168 if (nlines
!= olines
)
170 windows_or_buffers_changed
++;
171 FRAME_WINDOW_SIZES_CHANGED (f
) = 1;
172 FRAME_MENU_BAR_LINES (f
) = nlines
;
173 set_menu_bar_lines_1 (f
->root_window
, nlines
- olines
);
178 Lisp_Object Vframe_list
;
181 DEFUN ("framep", Fframep
, Sframep
, 1, 1, 0,
182 doc
: /* Return non-nil if OBJECT is a frame.
184 t for a termcap frame (a character-only terminal),
185 'x' for an Emacs frame that is really an X window,
186 'w32' for an Emacs frame that is a window on MS-Windows display,
187 'ns' for an Emacs frame on a GNUstep or Macintosh Cocoa display,
188 'pc' for a direct-write MS-DOS frame.
189 See also `frame-live-p'. */)
192 if (!FRAMEP (object
))
194 switch (XFRAME (object
)->output_method
)
196 case output_initial
: /* The initial frame is like a termcap frame. */
199 case output_x_window
:
203 case output_msdos_raw
:
214 DEFUN ("frame-live-p", Fframe_live_p
, Sframe_live_p
, 1, 1, 0,
215 doc
: /* Return non-nil if OBJECT is a frame which has not been deleted.
216 Value is nil if OBJECT is not a live frame. If object is a live
217 frame, the return value indicates what sort of terminal device it is
218 displayed on. See the documentation of `framep' for possible
222 return ((FRAMEP (object
)
223 && FRAME_LIVE_P (XFRAME (object
)))
228 DEFUN ("window-system", Fwindow_system
, Swindow_system
, 0, 1, 0,
229 doc
: /* The name of the window system that FRAME is displaying through.
230 The value is a symbol:
231 nil for a termcap frame (a character-only terminal),
232 'x' for an Emacs frame that is really an X window,
233 'w32' for an Emacs frame that is a window on MS-Windows display,
234 'ns' for an Emacs frame on a GNUstep or Macintosh Cocoa display,
235 'pc' for a direct-write MS-DOS frame.
237 FRAME defaults to the currently selected frame.
239 Use of this function as a predicate is deprecated. Instead,
240 use `display-graphic-p' or any of the other `display-*-p'
241 predicates which report frame's specific UI-related capabilities. */)
246 frame
= selected_frame
;
248 type
= Fframep (frame
);
251 wrong_type_argument (Qframep
, frame
);
260 make_frame (int mini_p
)
263 register struct frame
*f
;
264 register Lisp_Object root_window
;
265 register Lisp_Object mini_window
;
267 f
= allocate_frame ();
268 XSETFRAME (frame
, f
);
270 f
->desired_matrix
= 0;
271 f
->current_matrix
= 0;
274 f
->glyphs_initialized_p
= 0;
275 f
->decode_mode_spec_buffer
= 0;
277 f
->async_visible
= 0;
278 f
->output_data
.nothing
= 0;
280 f
->async_iconified
= 0;
281 f
->wants_modeline
= 1;
286 f
->has_minibuffer
= mini_p
;
287 f
->focus_frame
= Qnil
;
288 f
->explicit_name
= 0;
289 f
->can_have_scroll_bars
= 0;
290 f
->vertical_scroll_bar_type
= vertical_scroll_bar_none
;
291 f
->param_alist
= Qnil
;
292 f
->scroll_bars
= Qnil
;
293 f
->condemned_scroll_bars
= Qnil
;
294 f
->face_alist
= Qnil
;
295 f
->face_cache
= NULL
;
296 f
->menu_bar_items
= Qnil
;
297 f
->menu_bar_vector
= Qnil
;
298 f
->menu_bar_items_used
= 0;
299 f
->buffer_predicate
= Qnil
;
300 f
->buffer_list
= Qnil
;
301 f
->buried_buffer_list
= Qnil
;
304 f
->menu_bar_window
= Qnil
;
305 f
->tool_bar_window
= Qnil
;
306 f
->tool_bar_items
= Qnil
;
307 f
->tool_bar_position
= Qtop
;
308 f
->desired_tool_bar_string
= f
->current_tool_bar_string
= Qnil
;
309 f
->n_tool_bar_items
= 0;
310 f
->left_fringe_width
= f
->right_fringe_width
= 0;
312 f
->menu_bar_lines
= 0;
313 f
->tool_bar_lines
= 0;
314 f
->scroll_bar_actual_width
= 0;
316 f
->internal_border_width
= 0;
317 f
->column_width
= 1; /* !FRAME_WINDOW_P value */
318 f
->line_height
= 1; /* !FRAME_WINDOW_P value */
319 f
->x_pixels_diff
= f
->y_pixels_diff
= 0;
320 #ifdef HAVE_WINDOW_SYSTEM
321 f
->want_fullscreen
= FULLSCREEN_NONE
;
323 f
->size_hint_flags
= 0;
325 f
->font_driver_list
= NULL
;
326 f
->font_data_list
= NULL
;
328 root_window
= make_window ();
331 mini_window
= make_window ();
332 XWINDOW (root_window
)->next
= mini_window
;
333 XWINDOW (mini_window
)->prev
= root_window
;
334 XWINDOW (mini_window
)->mini_p
= Qt
;
335 XWINDOW (mini_window
)->frame
= frame
;
336 f
->minibuffer_window
= mini_window
;
341 XWINDOW (root_window
)->next
= Qnil
;
342 f
->minibuffer_window
= Qnil
;
345 XWINDOW (root_window
)->frame
= frame
;
348 just so that there is "something there."
349 Correct size will be set up later with change_frame_size. */
351 SET_FRAME_COLS (f
, 10);
352 FRAME_LINES (f
) = 10;
354 XSETFASTINT (XWINDOW (root_window
)->total_cols
, 10);
355 XSETFASTINT (XWINDOW (root_window
)->total_lines
, (mini_p
? 9 : 10));
359 XSETFASTINT (XWINDOW (mini_window
)->total_cols
, 10);
360 XSETFASTINT (XWINDOW (mini_window
)->top_line
, 9);
361 XSETFASTINT (XWINDOW (mini_window
)->total_lines
, 1);
364 /* Choose a buffer for the frame's root window. */
368 XWINDOW (root_window
)->buffer
= Qt
;
369 buf
= Fcurrent_buffer ();
370 /* If buf is a 'hidden' buffer (i.e. one whose name starts with
371 a space), try to find another one. */
372 if (SREF (Fbuffer_name (buf
), 0) == ' ')
373 buf
= other_buffer_safely (buf
);
375 /* Use set_window_buffer, not Fset_window_buffer, and don't let
376 hooks be run by it. The reason is that the whole frame/window
377 arrangement is not yet fully intialized at this point. Windows
378 don't have the right size, glyph matrices aren't initialized
379 etc. Running Lisp functions at this point surely ends in a
381 set_window_buffer (root_window
, buf
, 0, 0);
382 f
->buffer_list
= Fcons (buf
, Qnil
);
387 XWINDOW (mini_window
)->buffer
= Qt
;
388 set_window_buffer (mini_window
,
389 (NILP (Vminibuffer_list
)
391 : Fcar (Vminibuffer_list
)),
395 f
->root_window
= root_window
;
396 f
->selected_window
= root_window
;
397 /* Make sure this window seems more recently used than
398 a newly-created, never-selected window. */
399 ++window_select_count
;
400 XSETFASTINT (XWINDOW (f
->selected_window
)->use_time
, window_select_count
);
402 f
->default_face_done_p
= 0;
407 #ifdef HAVE_WINDOW_SYSTEM
408 /* Make a frame using a separate minibuffer window on another frame.
409 MINI_WINDOW is the minibuffer window to use. nil means use the
410 default (the global minibuffer). */
413 make_frame_without_minibuffer (register Lisp_Object mini_window
, KBOARD
*kb
, Lisp_Object display
)
415 register struct frame
*f
;
418 if (!NILP (mini_window
))
419 CHECK_LIVE_WINDOW (mini_window
);
421 if (!NILP (mini_window
)
422 && FRAME_KBOARD (XFRAME (XWINDOW (mini_window
)->frame
)) != kb
)
423 error ("Frame and minibuffer must be on the same terminal");
425 /* Make a frame containing just a root window. */
428 if (NILP (mini_window
))
430 /* Use default-minibuffer-frame if possible. */
431 if (!FRAMEP (KVAR (kb
, Vdefault_minibuffer_frame
))
432 || ! FRAME_LIVE_P (XFRAME (KVAR (kb
, Vdefault_minibuffer_frame
))))
434 Lisp_Object frame_dummy
;
436 XSETFRAME (frame_dummy
, f
);
437 GCPRO1 (frame_dummy
);
438 /* If there's no minibuffer frame to use, create one. */
439 KVAR (kb
, Vdefault_minibuffer_frame
) =
440 call1 (intern ("make-initial-minibuffer-frame"), display
);
444 mini_window
= XFRAME (KVAR (kb
, Vdefault_minibuffer_frame
))->minibuffer_window
;
447 f
->minibuffer_window
= mini_window
;
449 /* Make the chosen minibuffer window display the proper minibuffer,
450 unless it is already showing a minibuffer. */
451 if (NILP (Fmemq (XWINDOW (mini_window
)->buffer
, Vminibuffer_list
)))
452 Fset_window_buffer (mini_window
,
453 (NILP (Vminibuffer_list
)
455 : Fcar (Vminibuffer_list
)), Qnil
);
459 /* Make a frame containing only a minibuffer window. */
462 make_minibuffer_frame (void)
464 /* First make a frame containing just a root window, no minibuffer. */
466 register struct frame
*f
= make_frame (0);
467 register Lisp_Object mini_window
;
468 register Lisp_Object frame
;
470 XSETFRAME (frame
, f
);
475 f
->wants_modeline
= 0;
476 f
->has_minibuffer
= 1;
478 /* Now label the root window as also being the minibuffer.
479 Avoid infinite looping on the window chain by marking next pointer
482 mini_window
= f
->minibuffer_window
= f
->root_window
;
483 XWINDOW (mini_window
)->mini_p
= Qt
;
484 XWINDOW (mini_window
)->next
= Qnil
;
485 XWINDOW (mini_window
)->prev
= Qnil
;
486 XWINDOW (mini_window
)->frame
= frame
;
488 /* Put the proper buffer in that window. */
490 Fset_window_buffer (mini_window
,
491 (NILP (Vminibuffer_list
)
493 : Fcar (Vminibuffer_list
)), Qnil
);
496 #endif /* HAVE_WINDOW_SYSTEM */
498 /* Construct a frame that refers to a terminal. */
500 static printmax_t tty_frame_count
;
503 make_initial_frame (void)
506 struct terminal
*terminal
;
509 eassert (initial_kboard
);
511 /* The first call must initialize Vframe_list. */
512 if (! (NILP (Vframe_list
) || CONSP (Vframe_list
)))
515 terminal
= init_initial_terminal ();
518 XSETFRAME (frame
, f
);
520 Vframe_list
= Fcons (frame
, Vframe_list
);
523 f
->name
= make_pure_c_string ("F1");
526 f
->async_visible
= 1;
528 f
->output_method
= terminal
->type
;
529 f
->terminal
= terminal
;
530 f
->terminal
->reference_count
++;
531 f
->output_data
.nothing
= 0;
533 FRAME_FOREGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_FG_COLOR
;
534 FRAME_BACKGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_BG_COLOR
;
536 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
537 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = vertical_scroll_bar_none
;
539 /* The default value of menu-bar-mode is t. */
540 set_menu_bar_lines (f
, make_number (1), Qnil
);
543 init_frame_faces (f
);
549 static struct frame
*
550 make_terminal_frame (struct terminal
*terminal
)
552 register struct frame
*f
;
554 char name
[sizeof "F" + INT_STRLEN_BOUND (printmax_t
)];
557 error ("Terminal is not live, can't create new frames on it");
561 XSETFRAME (frame
, f
);
562 Vframe_list
= Fcons (frame
, Vframe_list
);
565 sprintf (name
, "F%"pMd
, tty_frame_count
);
566 f
->name
= build_string (name
);
568 f
->visible
= 1; /* FRAME_SET_VISIBLE wd set frame_garbaged. */
569 f
->async_visible
= 1; /* Don't let visible be cleared later. */
570 f
->terminal
= terminal
;
571 f
->terminal
->reference_count
++;
573 f
->output_data
.tty
->display_info
= &the_only_display_info
;
574 if (!inhibit_window_system
575 && (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
))
576 || XFRAME (selected_frame
)->output_method
== output_msdos_raw
))
577 f
->output_method
= output_msdos_raw
;
579 f
->output_method
= output_termcap
;
580 #else /* not MSDOS */
581 f
->output_method
= output_termcap
;
582 create_tty_output (f
);
583 FRAME_FOREGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_FG_COLOR
;
584 FRAME_BACKGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_BG_COLOR
;
585 #endif /* not MSDOS */
587 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
588 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = vertical_scroll_bar_none
;
589 FRAME_MENU_BAR_LINES(f
) = NILP (Vmenu_bar_mode
) ? 0 : 1;
591 /* Set the top frame to the newly created frame. */
592 if (FRAMEP (FRAME_TTY (f
)->top_frame
)
593 && FRAME_LIVE_P (XFRAME (FRAME_TTY (f
)->top_frame
)))
594 XFRAME (FRAME_TTY (f
)->top_frame
)->async_visible
= 2; /* obscured */
596 FRAME_TTY (f
)->top_frame
= frame
;
599 init_frame_faces (f
);
604 /* Get a suitable value for frame parameter PARAMETER for a newly
605 created frame, based on (1) the user-supplied frame parameter
606 alist SUPPLIED_PARMS, and (2) CURRENT_VALUE. */
609 get_future_frame_param (Lisp_Object parameter
,
610 Lisp_Object supplied_parms
,
615 result
= Fassq (parameter
, supplied_parms
);
617 result
= Fassq (parameter
, XFRAME (selected_frame
)->param_alist
);
618 if (NILP (result
) && current_value
!= NULL
)
619 result
= build_string (current_value
);
620 if (!NILP (result
) && !STRINGP (result
))
621 result
= XCDR (result
);
622 if (NILP (result
) || !STRINGP (result
))
628 DEFUN ("make-terminal-frame", Fmake_terminal_frame
, Smake_terminal_frame
,
630 doc
: /* Create an additional terminal frame, possibly on another terminal.
631 This function takes one argument, an alist specifying frame parameters.
633 You can create multiple frames on a single text-only terminal, but
634 only one of them (the selected terminal frame) is actually displayed.
636 In practice, generally you don't need to specify any parameters,
637 except when you want to create a new frame on another terminal.
638 In that case, the `tty' parameter specifies the device file to open,
639 and the `tty-type' parameter specifies the terminal type. Example:
641 (make-terminal-frame '((tty . "/dev/pts/5") (tty-type . "xterm")))
643 Note that changing the size of one terminal frame automatically
644 affects all frames on the same terminal device. */)
648 struct terminal
*t
= NULL
;
649 Lisp_Object frame
, tem
;
650 struct frame
*sf
= SELECTED_FRAME ();
653 if (sf
->output_method
!= output_msdos_raw
654 && sf
->output_method
!= output_termcap
)
656 #else /* not MSDOS */
658 #ifdef WINDOWSNT /* This should work now! */
659 if (sf
->output_method
!= output_termcap
)
660 error ("Not using an ASCII terminal now; cannot make a new ASCII frame");
662 #endif /* not MSDOS */
665 Lisp_Object terminal
;
667 terminal
= Fassq (Qterminal
, parms
);
668 if (!NILP (terminal
))
670 terminal
= XCDR (terminal
);
671 t
= get_terminal (terminal
, 1);
674 if (t
&& t
!= the_only_display_info
.terminal
)
675 /* msdos.c assumes a single tty_display_info object. */
676 error ("Multiple terminals are not supported on this platform");
678 t
= the_only_display_info
.terminal
;
684 char *name
= 0, *type
= 0;
685 Lisp_Object tty
, tty_type
;
687 tty
= get_future_frame_param
688 (Qtty
, parms
, (FRAME_TERMCAP_P (XFRAME (selected_frame
))
689 ? FRAME_TTY (XFRAME (selected_frame
))->name
693 name
= (char *) alloca (SBYTES (tty
) + 1);
694 strncpy (name
, SSDATA (tty
), SBYTES (tty
));
695 name
[SBYTES (tty
)] = 0;
698 tty_type
= get_future_frame_param
699 (Qtty_type
, parms
, (FRAME_TERMCAP_P (XFRAME (selected_frame
))
700 ? FRAME_TTY (XFRAME (selected_frame
))->type
702 if (!NILP (tty_type
))
704 type
= (char *) alloca (SBYTES (tty_type
) + 1);
705 strncpy (type
, SSDATA (tty_type
), SBYTES (tty_type
));
706 type
[SBYTES (tty_type
)] = 0;
709 t
= init_tty (name
, type
, 0); /* Errors are not fatal. */
712 f
= make_terminal_frame (t
);
716 get_tty_size (fileno (FRAME_TTY (f
)->input
), &width
, &height
);
717 change_frame_size (f
, height
, width
, 0, 0, 0);
722 XSETFRAME (frame
, f
);
723 Fmodify_frame_parameters (frame
, parms
);
724 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty_type
,
725 build_string (t
->display_info
.tty
->type
)),
727 if (t
->display_info
.tty
->name
!= NULL
)
728 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty
,
729 build_string (t
->display_info
.tty
->name
)),
732 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty
, Qnil
), Qnil
));
734 /* Make the frame face alist be frame-specific, so that each
735 frame could change its face definitions independently. */
736 f
->face_alist
= Fcopy_alist (sf
->face_alist
);
737 /* Simple Fcopy_alist isn't enough, because we need the contents of
738 the vectors which are the CDRs of associations in face_alist to
739 be copied as well. */
740 for (tem
= f
->face_alist
; CONSP (tem
); tem
= XCDR (tem
))
741 XSETCDR (XCAR (tem
), Fcopy_sequence (XCDR (XCAR (tem
))));
746 /* Perform the switch to frame FRAME.
748 If FRAME is a switch-frame event `(switch-frame FRAME1)', use
751 If TRACK is non-zero and the frame that currently has the focus
752 redirects its focus to the selected frame, redirect that focused
753 frame's focus to FRAME instead.
755 FOR_DELETION non-zero means that the selected frame is being
756 deleted, which includes the possibility that the frame's terminal
759 The value of NORECORD is passed as argument to Fselect_window. */
762 do_switch_frame (Lisp_Object frame
, int track
, int for_deletion
, Lisp_Object norecord
)
764 struct frame
*sf
= SELECTED_FRAME ();
766 /* If FRAME is a switch-frame event, extract the frame we should
769 && EQ (XCAR (frame
), Qswitch_frame
)
770 && CONSP (XCDR (frame
)))
771 frame
= XCAR (XCDR (frame
));
773 /* This used to say CHECK_LIVE_FRAME, but apparently it's possible for
774 a switch-frame event to arrive after a frame is no longer live,
775 especially when deleting the initial frame during startup. */
777 if (! FRAME_LIVE_P (XFRAME (frame
)))
780 if (sf
== XFRAME (frame
))
783 /* This is too greedy; it causes inappropriate focus redirection
784 that's hard to get rid of. */
786 /* If a frame's focus has been redirected toward the currently
787 selected frame, we should change the redirection to point to the
788 newly selected frame. This means that if the focus is redirected
789 from a minibufferless frame to a surrogate minibuffer frame, we
790 can use `other-window' to switch between all the frames using
791 that minibuffer frame, and the focus redirection will follow us
797 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
801 if (!FRAMEP (XCAR (tail
)))
804 focus
= FRAME_FOCUS_FRAME (XFRAME (XCAR (tail
)));
806 if (FRAMEP (focus
) && XFRAME (focus
) == SELECTED_FRAME ())
807 Fredirect_frame_focus (XCAR (tail
), frame
);
811 /* Instead, apply it only to the frame we're pointing to. */
812 #ifdef HAVE_WINDOW_SYSTEM
813 if (track
&& FRAME_WINDOW_P (XFRAME (frame
)))
815 Lisp_Object focus
, xfocus
;
817 xfocus
= x_get_focus_frame (XFRAME (frame
));
820 focus
= FRAME_FOCUS_FRAME (XFRAME (xfocus
));
821 if (FRAMEP (focus
) && XFRAME (focus
) == SELECTED_FRAME ())
822 Fredirect_frame_focus (xfocus
, frame
);
825 #endif /* HAVE_X_WINDOWS */
828 if (!for_deletion
&& FRAME_HAS_MINIBUF_P (sf
))
829 resize_mini_window (XWINDOW (FRAME_MINIBUF_WINDOW (sf
)), 1);
831 if (FRAME_TERMCAP_P (XFRAME (frame
)) || FRAME_MSDOS_P (XFRAME (frame
)))
833 if (FRAMEP (FRAME_TTY (XFRAME (frame
))->top_frame
))
834 /* Mark previously displayed frame as now obscured. */
835 XFRAME (FRAME_TTY (XFRAME (frame
))->top_frame
)->async_visible
= 2;
836 XFRAME (frame
)->async_visible
= 1;
837 FRAME_TTY (XFRAME (frame
))->top_frame
= frame
;
840 selected_frame
= frame
;
841 if (! FRAME_MINIBUF_ONLY_P (XFRAME (selected_frame
)))
842 last_nonminibuf_frame
= XFRAME (selected_frame
);
844 Fselect_window (XFRAME (frame
)->selected_window
, norecord
);
846 /* We want to make sure that the next event generates a frame-switch
847 event to the appropriate frame. This seems kludgy to me, but
848 before you take it out, make sure that evaluating something like
849 (select-window (frame-root-window (new-frame))) doesn't end up
850 with your typing being interpreted in the new frame instead of
851 the one you're actually typing in. */
852 internal_last_event_frame
= Qnil
;
857 DEFUN ("select-frame", Fselect_frame
, Sselect_frame
, 1, 2, "e",
858 doc
: /* Select FRAME.
859 Subsequent editing commands apply to its selected window.
860 Optional argument NORECORD means to neither change the order of
861 recently selected windows nor the buffer list.
863 The selection of FRAME lasts until the next time the user does
864 something to select a different frame, or until the next time
865 this function is called. If you are using a window system, the
866 previously selected frame may be restored as the selected frame
867 when returning to the command loop, because it still may have
868 the window system's input focus. On a text-only terminal, the
869 next redisplay will display FRAME.
871 This function returns FRAME, or nil if FRAME has been deleted. */)
872 (Lisp_Object frame
, Lisp_Object norecord
)
874 return do_switch_frame (frame
, 1, 0, norecord
);
878 DEFUN ("handle-switch-frame", Fhandle_switch_frame
, Shandle_switch_frame
, 1, 1, "e",
879 doc
: /* Handle a switch-frame event EVENT.
880 Switch-frame events are usually bound to this function.
881 A switch-frame event tells Emacs that the window manager has requested
882 that the user's events be directed to the frame mentioned in the event.
883 This function selects the selected window of the frame of EVENT.
885 If EVENT is frame object, handle it as if it were a switch-frame event
889 /* Preserve prefix arg that the command loop just cleared. */
890 KVAR (current_kboard
, Vprefix_arg
) = Vcurrent_prefix_arg
;
891 Frun_hooks (1, &Qmouse_leave_buffer_hook
);
892 return do_switch_frame (event
, 0, 0, Qnil
);
895 DEFUN ("selected-frame", Fselected_frame
, Sselected_frame
, 0, 0, 0,
896 doc
: /* Return the frame that is now selected. */)
899 return selected_frame
;
902 DEFUN ("frame-list", Fframe_list
, Sframe_list
,
904 doc
: /* Return a list of all live frames. */)
908 frames
= Fcopy_sequence (Vframe_list
);
909 #ifdef HAVE_WINDOW_SYSTEM
910 if (FRAMEP (tip_frame
))
911 frames
= Fdelq (tip_frame
, frames
);
916 /* Return the next frame in the frame list after FRAME.
917 If MINIBUF is nil, exclude minibuffer-only frames.
918 If MINIBUF is a window, include only its own frame
919 and any frame now using that window as the minibuffer.
920 If MINIBUF is `visible', include all visible frames.
921 If MINIBUF is 0, include all visible and iconified frames.
922 Otherwise, include all frames. */
925 next_frame (Lisp_Object frame
, Lisp_Object minibuf
)
930 /* There must always be at least one frame in Vframe_list. */
931 if (! CONSP (Vframe_list
))
934 /* If this frame is dead, it won't be in Vframe_list, and we'll loop
935 forever. Forestall that. */
936 CHECK_LIVE_FRAME (frame
);
939 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
946 && ((!FRAME_TERMCAP_P (XFRAME (f
)) && !FRAME_TERMCAP_P (XFRAME (frame
))
947 && FRAME_KBOARD (XFRAME (f
)) == FRAME_KBOARD (XFRAME (frame
)))
948 || (FRAME_TERMCAP_P (XFRAME (f
)) && FRAME_TERMCAP_P (XFRAME (frame
))
949 && FRAME_TTY (XFRAME (f
)) == FRAME_TTY (XFRAME (frame
)))))
951 /* Decide whether this frame is eligible to be returned. */
953 /* If we've looped all the way around without finding any
954 eligible frames, return the original frame. */
958 /* Let minibuf decide if this frame is acceptable. */
961 if (! FRAME_MINIBUF_ONLY_P (XFRAME (f
)))
964 else if (EQ (minibuf
, Qvisible
))
966 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
967 if (FRAME_VISIBLE_P (XFRAME (f
)))
970 else if (INTEGERP (minibuf
) && XINT (minibuf
) == 0)
972 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
973 if (FRAME_VISIBLE_P (XFRAME (f
))
974 || FRAME_ICONIFIED_P (XFRAME (f
)))
977 else if (WINDOWP (minibuf
))
979 if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f
)), minibuf
)
980 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)), f
)
981 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)),
982 FRAME_FOCUS_FRAME (XFRAME (f
))))
994 /* Return the previous frame in the frame list before FRAME.
995 If MINIBUF is nil, exclude minibuffer-only frames.
996 If MINIBUF is a window, include only its own frame
997 and any frame now using that window as the minibuffer.
998 If MINIBUF is `visible', include all visible frames.
999 If MINIBUF is 0, include all visible and iconified frames.
1000 Otherwise, include all frames. */
1003 prev_frame (Lisp_Object frame
, Lisp_Object minibuf
)
1008 /* There must always be at least one frame in Vframe_list. */
1009 if (! CONSP (Vframe_list
))
1013 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
1021 if (EQ (frame
, f
) && !NILP (prev
))
1024 if ((!FRAME_TERMCAP_P (XFRAME (f
)) && !FRAME_TERMCAP_P (XFRAME (frame
))
1025 && FRAME_KBOARD (XFRAME (f
)) == FRAME_KBOARD (XFRAME (frame
)))
1026 || (FRAME_TERMCAP_P (XFRAME (f
)) && FRAME_TERMCAP_P (XFRAME (frame
))
1027 && FRAME_TTY (XFRAME (f
)) == FRAME_TTY (XFRAME (frame
))))
1029 /* Decide whether this frame is eligible to be returned,
1030 according to minibuf. */
1033 if (! FRAME_MINIBUF_ONLY_P (XFRAME (f
)))
1036 else if (WINDOWP (minibuf
))
1038 if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f
)), minibuf
)
1039 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)), f
)
1040 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)),
1041 FRAME_FOCUS_FRAME (XFRAME (f
))))
1044 else if (EQ (minibuf
, Qvisible
))
1046 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
1047 if (FRAME_VISIBLE_P (XFRAME (f
)))
1050 else if (XFASTINT (minibuf
) == 0)
1052 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
1053 if (FRAME_VISIBLE_P (XFRAME (f
))
1054 || FRAME_ICONIFIED_P (XFRAME (f
)))
1062 /* We've scanned the entire list. */
1064 /* We went through the whole frame list without finding a single
1065 acceptable frame. Return the original frame. */
1068 /* There were no acceptable frames in the list before FRAME; otherwise,
1069 we would have returned directly from the loop. Since PREV is the last
1070 acceptable frame in the list, return it. */
1075 DEFUN ("next-frame", Fnext_frame
, Snext_frame
, 0, 2, 0,
1076 doc
: /* Return the next frame in the frame list after FRAME.
1077 It considers only frames on the same terminal as FRAME.
1078 By default, skip minibuffer-only frames.
1079 If omitted, FRAME defaults to the selected frame.
1080 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1081 If MINIFRAME is a window, include only its own frame
1082 and any frame now using that window as the minibuffer.
1083 If MINIFRAME is `visible', include all visible frames.
1084 If MINIFRAME is 0, include all visible and iconified frames.
1085 Otherwise, include all frames. */)
1086 (Lisp_Object frame
, Lisp_Object miniframe
)
1089 frame
= selected_frame
;
1091 CHECK_LIVE_FRAME (frame
);
1092 return next_frame (frame
, miniframe
);
1095 DEFUN ("previous-frame", Fprevious_frame
, Sprevious_frame
, 0, 2, 0,
1096 doc
: /* Return the previous frame in the frame list before FRAME.
1097 It considers only frames on the same terminal as FRAME.
1098 By default, skip minibuffer-only frames.
1099 If omitted, FRAME defaults to the selected frame.
1100 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1101 If MINIFRAME is a window, include only its own frame
1102 and any frame now using that window as the minibuffer.
1103 If MINIFRAME is `visible', include all visible frames.
1104 If MINIFRAME is 0, include all visible and iconified frames.
1105 Otherwise, include all frames. */)
1106 (Lisp_Object frame
, Lisp_Object miniframe
)
1109 frame
= selected_frame
;
1110 CHECK_LIVE_FRAME (frame
);
1111 return prev_frame (frame
, miniframe
);
1114 /* Return 1 if it is ok to delete frame F;
1115 0 if all frames aside from F are invisible.
1116 (Exception: if F is the terminal frame, and we are using X, return 1.) */
1119 other_visible_frames (FRAME_PTR f
)
1121 /* We know the selected frame is visible,
1122 so if F is some other frame, it can't be the sole visible one. */
1123 if (f
== SELECTED_FRAME ())
1128 for (frames
= Vframe_list
;
1130 frames
= XCDR (frames
))
1134 this = XCAR (frames
);
1135 /* Verify that the frame's window still exists
1136 and we can still talk to it. And note any recent change
1138 #ifdef HAVE_WINDOW_SYSTEM
1139 if (FRAME_WINDOW_P (XFRAME (this)))
1141 x_sync (XFRAME (this));
1142 FRAME_SAMPLE_VISIBILITY (XFRAME (this));
1146 if (FRAME_VISIBLE_P (XFRAME (this))
1147 || FRAME_ICONIFIED_P (XFRAME (this))
1148 /* Allow deleting the terminal frame when at least
1149 one X frame exists! */
1150 || (FRAME_WINDOW_P (XFRAME (this)) && !FRAME_WINDOW_P (f
)))
1158 /* Delete FRAME. When FORCE equals Qnoelisp, delete FRAME
1159 unconditionally. x_connection_closed and delete_terminal use
1160 this. Any other value of FORCE implements the semantics
1161 described for Fdelete_frame. */
1163 delete_frame (Lisp_Object frame
, Lisp_Object force
)
1164 /* If we use `register' here, gcc-4.0.2 on amd64 using
1165 -DUSE_LISP_UNION_TYPE complains further down that we're getting the
1166 address of `force'. Go figure. */
1170 struct frame
*sf
= SELECTED_FRAME ();
1173 int minibuffer_selected
, tooltip_frame
;
1175 if (EQ (frame
, Qnil
))
1178 XSETFRAME (frame
, f
);
1182 CHECK_FRAME (frame
);
1186 if (! FRAME_LIVE_P (f
))
1189 if (NILP (force
) && !other_visible_frames (f
))
1190 error ("Attempt to delete the sole visible or iconified frame");
1192 /* x_connection_closed must have set FORCE to `noelisp' in order
1193 to delete the last frame, if it is gone. */
1194 if (NILP (XCDR (Vframe_list
)) && !EQ (force
, Qnoelisp
))
1195 error ("Attempt to delete the only frame");
1197 /* Does this frame have a minibuffer, and is it the surrogate
1198 minibuffer for any other frame? */
1199 if (FRAME_HAS_MINIBUF_P (XFRAME (frame
)))
1203 for (frames
= Vframe_list
;
1205 frames
= XCDR (frames
))
1208 this = XCAR (frames
);
1210 if (! EQ (this, frame
)
1212 WINDOW_FRAME (XWINDOW
1213 (FRAME_MINIBUF_WINDOW (XFRAME (this))))))
1215 /* If we MUST delete this frame, delete the other first.
1216 But do this only if FORCE equals `noelisp'. */
1217 if (EQ (force
, Qnoelisp
))
1218 delete_frame (this, Qnoelisp
);
1220 error ("Attempt to delete a surrogate minibuffer frame");
1225 tooltip_frame
= !NILP (Fframe_parameter (frame
, intern ("tooltip")));
1227 /* Run `delete-frame-functions' unless FORCE is `noelisp' or
1228 frame is a tooltip. FORCE is set to `noelisp' when handling
1229 a disconnect from the terminal, so we don't dare call Lisp
1231 if (NILP (Vrun_hooks
) || tooltip_frame
)
1233 else if (EQ (force
, Qnoelisp
))
1235 = Fcons (list3 (Qrun_hook_with_args
, Qdelete_frame_functions
, frame
),
1239 #ifdef HAVE_X_WINDOWS
1240 /* Also, save clipboard to the the clipboard manager. */
1241 x_clipboard_manager_save_frame (frame
);
1244 safe_call2 (Qrun_hook_with_args
, Qdelete_frame_functions
, frame
);
1247 /* The hook may sometimes (indirectly) cause the frame to be deleted. */
1248 if (! FRAME_LIVE_P (f
))
1251 /* At this point, we are committed to deleting the frame.
1252 There is no more chance for errors to prevent it. */
1254 minibuffer_selected
= EQ (minibuf_window
, selected_window
);
1256 /* Don't let the frame remain selected. */
1259 Lisp_Object tail
, frame1
;
1261 /* Look for another visible frame on the same terminal. */
1262 frame1
= next_frame (frame
, Qvisible
);
1264 /* If there is none, find *some* other frame. */
1265 if (NILP (frame1
) || EQ (frame1
, frame
))
1267 FOR_EACH_FRAME (tail
, frame1
)
1269 if (! EQ (frame
, frame1
) && FRAME_LIVE_P (XFRAME (frame1
)))
1273 #ifdef NS_IMPL_COCOA
1275 /* Under NS, there is no system mechanism for choosing a new
1276 window to get focus -- it is left to application code.
1277 So the portion of THIS application interfacing with NS
1278 needs to know about it. We call Fraise_frame, but the
1279 purpose is really to transfer focus. */
1280 Fraise_frame (frame1
);
1283 do_switch_frame (frame1
, 0, 1, Qnil
);
1284 sf
= SELECTED_FRAME ();
1287 /* Don't allow minibuf_window to remain on a deleted frame. */
1288 if (EQ (f
->minibuffer_window
, minibuf_window
))
1290 Fset_window_buffer (sf
->minibuffer_window
,
1291 XWINDOW (minibuf_window
)->buffer
, Qnil
);
1292 minibuf_window
= sf
->minibuffer_window
;
1294 /* If the dying minibuffer window was selected,
1295 select the new one. */
1296 if (minibuffer_selected
)
1297 Fselect_window (minibuf_window
, Qnil
);
1300 /* Don't let echo_area_window to remain on a deleted frame. */
1301 if (EQ (f
->minibuffer_window
, echo_area_window
))
1302 echo_area_window
= sf
->minibuffer_window
;
1304 /* Clear any X selections for this frame. */
1305 #ifdef HAVE_X_WINDOWS
1307 x_clear_frame_selections (f
);
1311 This function must be called before the window tree of the
1312 frame is deleted because windows contain dynamically allocated
1316 #ifdef HAVE_WINDOW_SYSTEM
1317 /* Give chance to each font driver to free a frame specific data. */
1318 font_update_drivers (f
, Qnil
);
1321 /* Mark all the windows that used to be on FRAME as deleted, and then
1322 remove the reference to them. */
1323 delete_all_subwindows (f
->root_window
);
1324 f
->root_window
= Qnil
;
1326 Vframe_list
= Fdelq (frame
, Vframe_list
);
1327 FRAME_SET_VISIBLE (f
, 0);
1329 /* Allow the vector of menu bar contents to be freed in the next
1330 garbage collection. The frame object itself may not be garbage
1331 collected until much later, because recent_keys and other data
1332 structures can still refer to it. */
1333 f
->menu_bar_vector
= Qnil
;
1335 free_font_driver_list (f
);
1337 xfree (f
->decode_mode_spec_buffer
);
1338 xfree (FRAME_INSERT_COST (f
));
1339 xfree (FRAME_DELETEN_COST (f
));
1340 xfree (FRAME_INSERTN_COST (f
));
1341 xfree (FRAME_DELETE_COST (f
));
1342 xfree (FRAME_MESSAGE_BUF (f
));
1344 /* Since some events are handled at the interrupt level, we may get
1345 an event for f at any time; if we zero out the frame's terminal
1346 now, then we may trip up the event-handling code. Instead, we'll
1347 promise that the terminal of the frame must be valid until we
1348 have called the window-system-dependent frame destruction
1351 if (FRAME_TERMINAL (f
)->delete_frame_hook
)
1352 (*FRAME_TERMINAL (f
)->delete_frame_hook
) (f
);
1355 struct terminal
*terminal
= FRAME_TERMINAL (f
);
1356 f
->output_data
.nothing
= 0;
1357 f
->terminal
= 0; /* Now the frame is dead. */
1359 /* If needed, delete the terminal that this frame was on.
1360 (This must be done after the frame is killed.) */
1361 terminal
->reference_count
--;
1362 if (terminal
->reference_count
== 0)
1365 XSETTERMINAL (tmp
, terminal
);
1368 Fdelete_terminal (tmp
, NILP (force
) ? Qt
: force
);
1371 kb
= terminal
->kboard
;
1374 /* If we've deleted the last_nonminibuf_frame, then try to find
1376 if (f
== last_nonminibuf_frame
)
1380 last_nonminibuf_frame
= 0;
1382 for (frames
= Vframe_list
;
1384 frames
= XCDR (frames
))
1386 f
= XFRAME (XCAR (frames
));
1387 if (!FRAME_MINIBUF_ONLY_P (f
))
1389 last_nonminibuf_frame
= f
;
1395 /* If there's no other frame on the same kboard, get out of
1396 single-kboard state if we're in it for this kboard. */
1400 /* Some frame we found on the same kboard, or nil if there are none. */
1401 Lisp_Object frame_on_same_kboard
;
1403 frame_on_same_kboard
= Qnil
;
1405 for (frames
= Vframe_list
;
1407 frames
= XCDR (frames
))
1412 this = XCAR (frames
);
1417 if (kb
== FRAME_KBOARD (f1
))
1418 frame_on_same_kboard
= this;
1421 if (NILP (frame_on_same_kboard
))
1422 not_single_kboard_state (kb
);
1426 /* If we've deleted this keyboard's default_minibuffer_frame, try to
1427 find another one. Prefer minibuffer-only frames, but also notice
1428 frames with other windows. */
1429 if (kb
!= NULL
&& EQ (frame
, KVAR (kb
, Vdefault_minibuffer_frame
)))
1433 /* The last frame we saw with a minibuffer, minibuffer-only or not. */
1434 Lisp_Object frame_with_minibuf
;
1435 /* Some frame we found on the same kboard, or nil if there are none. */
1436 Lisp_Object frame_on_same_kboard
;
1438 frame_on_same_kboard
= Qnil
;
1439 frame_with_minibuf
= Qnil
;
1441 for (frames
= Vframe_list
;
1443 frames
= XCDR (frames
))
1448 this = XCAR (frames
);
1453 /* Consider only frames on the same kboard
1454 and only those with minibuffers. */
1455 if (kb
== FRAME_KBOARD (f1
)
1456 && FRAME_HAS_MINIBUF_P (f1
))
1458 frame_with_minibuf
= this;
1459 if (FRAME_MINIBUF_ONLY_P (f1
))
1463 if (kb
== FRAME_KBOARD (f1
))
1464 frame_on_same_kboard
= this;
1467 if (!NILP (frame_on_same_kboard
))
1469 /* We know that there must be some frame with a minibuffer out
1470 there. If this were not true, all of the frames present
1471 would have to be minibufferless, which implies that at some
1472 point their minibuffer frames must have been deleted, but
1473 that is prohibited at the top; you can't delete surrogate
1474 minibuffer frames. */
1475 if (NILP (frame_with_minibuf
))
1478 KVAR (kb
, Vdefault_minibuffer_frame
) = frame_with_minibuf
;
1481 /* No frames left on this kboard--say no minibuffer either. */
1482 KVAR (kb
, Vdefault_minibuffer_frame
) = Qnil
;
1485 /* Cause frame titles to update--necessary if we now have just one frame. */
1487 update_mode_lines
= 1;
1492 DEFUN ("delete-frame", Fdelete_frame
, Sdelete_frame
, 0, 2, "",
1493 doc
: /* Delete FRAME, permanently eliminating it from use.
1494 FRAME defaults to the selected frame.
1496 A frame may not be deleted if its minibuffer is used by other frames.
1497 Normally, you may not delete a frame if all other frames are invisible,
1498 but if the second optional argument FORCE is non-nil, you may do so.
1500 This function runs `delete-frame-functions' before actually
1501 deleting the frame, unless the frame is a tooltip.
1502 The functions are run with one argument, the frame to be deleted. */)
1503 (Lisp_Object frame
, Lisp_Object force
)
1505 return delete_frame (frame
, !NILP (force
) ? Qt
: Qnil
);
1509 /* Return mouse position in character cell units. */
1511 DEFUN ("mouse-position", Fmouse_position
, Smouse_position
, 0, 0, 0,
1512 doc
: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1513 The position is given in character cells, where (0, 0) is the
1514 upper-left corner of the frame, X is the horizontal offset, and Y is
1515 the vertical offset.
1516 If Emacs is running on a mouseless terminal or hasn't been programmed
1517 to read the mouse position, it returns the selected frame for FRAME
1518 and nil for X and Y.
1519 If `mouse-position-function' is non-nil, `mouse-position' calls it,
1520 passing the normal return value to that function as an argument,
1521 and returns whatever that function returns. */)
1525 Lisp_Object lispy_dummy
;
1526 enum scroll_bar_part party_dummy
;
1527 Lisp_Object x
, y
, retval
;
1530 struct gcpro gcpro1
;
1532 f
= SELECTED_FRAME ();
1535 #if defined (HAVE_MOUSE) || defined (HAVE_GPM)
1536 /* It's okay for the hook to refrain from storing anything. */
1537 if (FRAME_TERMINAL (f
)->mouse_position_hook
)
1538 (*FRAME_TERMINAL (f
)->mouse_position_hook
) (&f
, -1,
1539 &lispy_dummy
, &party_dummy
,
1546 pixel_to_glyph_coords (f
, col
, row
, &col
, &row
, NULL
, 1);
1551 XSETFRAME (lispy_dummy
, f
);
1552 retval
= Fcons (lispy_dummy
, Fcons (x
, y
));
1554 if (!NILP (Vmouse_position_function
))
1555 retval
= call1 (Vmouse_position_function
, retval
);
1556 RETURN_UNGCPRO (retval
);
1559 DEFUN ("mouse-pixel-position", Fmouse_pixel_position
,
1560 Smouse_pixel_position
, 0, 0, 0,
1561 doc
: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1562 The position is given in pixel units, where (0, 0) is the
1563 upper-left corner of the frame, X is the horizontal offset, and Y is
1564 the vertical offset.
1565 If Emacs is running on a mouseless terminal or hasn't been programmed
1566 to read the mouse position, it returns the selected frame for FRAME
1567 and nil for X and Y. */)
1571 Lisp_Object lispy_dummy
;
1572 enum scroll_bar_part party_dummy
;
1576 f
= SELECTED_FRAME ();
1579 #if defined (HAVE_MOUSE) || defined (HAVE_GPM)
1580 /* It's okay for the hook to refrain from storing anything. */
1581 if (FRAME_TERMINAL (f
)->mouse_position_hook
)
1582 (*FRAME_TERMINAL (f
)->mouse_position_hook
) (&f
, -1,
1583 &lispy_dummy
, &party_dummy
,
1587 XSETFRAME (lispy_dummy
, f
);
1588 return Fcons (lispy_dummy
, Fcons (x
, y
));
1591 DEFUN ("set-mouse-position", Fset_mouse_position
, Sset_mouse_position
, 3, 3, 0,
1592 doc
: /* Move the mouse pointer to the center of character cell (X,Y) in FRAME.
1593 Coordinates are relative to the frame, not a window,
1594 so the coordinates of the top left character in the frame
1595 may be nonzero due to left-hand scroll bars or the menu bar.
1597 The position is given in character cells, where (0, 0) is the
1598 upper-left corner of the frame, X is the horizontal offset, and Y is
1599 the vertical offset.
1601 This function is a no-op for an X frame that is not visible.
1602 If you have just created a frame, you must wait for it to become visible
1603 before calling this function on it, like this.
1604 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1605 (Lisp_Object frame
, Lisp_Object x
, Lisp_Object y
)
1607 CHECK_LIVE_FRAME (frame
);
1608 CHECK_TYPE_RANGED_INTEGER (int, x
);
1609 CHECK_TYPE_RANGED_INTEGER (int, y
);
1611 /* I think this should be done with a hook. */
1612 #ifdef HAVE_WINDOW_SYSTEM
1613 if (FRAME_WINDOW_P (XFRAME (frame
)))
1614 /* Warping the mouse will cause enternotify and focus events. */
1615 x_set_mouse_position (XFRAME (frame
), XINT (x
), XINT (y
));
1617 #if defined (MSDOS) && defined (HAVE_MOUSE)
1618 if (FRAME_MSDOS_P (XFRAME (frame
)))
1620 Fselect_frame (frame
, Qnil
);
1621 mouse_moveto (XINT (x
), XINT (y
));
1626 Fselect_frame (frame
, Qnil
);
1627 term_mouse_moveto (XINT (x
), XINT (y
));
1636 DEFUN ("set-mouse-pixel-position", Fset_mouse_pixel_position
,
1637 Sset_mouse_pixel_position
, 3, 3, 0,
1638 doc
: /* Move the mouse pointer to pixel position (X,Y) in FRAME.
1639 The position is given in pixels, where (0, 0) is the upper-left corner
1640 of the frame, X is the horizontal offset, and Y is the vertical offset.
1642 Note, this is a no-op for an X frame that is not visible.
1643 If you have just created a frame, you must wait for it to become visible
1644 before calling this function on it, like this.
1645 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1646 (Lisp_Object frame
, Lisp_Object x
, Lisp_Object y
)
1648 CHECK_LIVE_FRAME (frame
);
1649 CHECK_TYPE_RANGED_INTEGER (int, x
);
1650 CHECK_TYPE_RANGED_INTEGER (int, y
);
1652 /* I think this should be done with a hook. */
1653 #ifdef HAVE_WINDOW_SYSTEM
1654 if (FRAME_WINDOW_P (XFRAME (frame
)))
1655 /* Warping the mouse will cause enternotify and focus events. */
1656 x_set_mouse_pixel_position (XFRAME (frame
), XINT (x
), XINT (y
));
1658 #if defined (MSDOS) && defined (HAVE_MOUSE)
1659 if (FRAME_MSDOS_P (XFRAME (frame
)))
1661 Fselect_frame (frame
, Qnil
);
1662 mouse_moveto (XINT (x
), XINT (y
));
1667 Fselect_frame (frame
, Qnil
);
1668 term_mouse_moveto (XINT (x
), XINT (y
));
1677 static void make_frame_visible_1 (Lisp_Object
);
1679 DEFUN ("make-frame-visible", Fmake_frame_visible
, Smake_frame_visible
,
1681 doc
: /* Make the frame FRAME visible (assuming it is an X window).
1682 If omitted, FRAME defaults to the currently selected frame. */)
1686 frame
= selected_frame
;
1688 CHECK_LIVE_FRAME (frame
);
1690 /* I think this should be done with a hook. */
1691 #ifdef HAVE_WINDOW_SYSTEM
1692 if (FRAME_WINDOW_P (XFRAME (frame
)))
1694 FRAME_SAMPLE_VISIBILITY (XFRAME (frame
));
1695 x_make_frame_visible (XFRAME (frame
));
1699 make_frame_visible_1 (XFRAME (frame
)->root_window
);
1701 /* Make menu bar update for the Buffers and Frames menus. */
1702 windows_or_buffers_changed
++;
1707 /* Update the display_time slot of the buffers shown in WINDOW
1708 and all its descendents. */
1711 make_frame_visible_1 (Lisp_Object window
)
1715 for (;!NILP (window
); window
= w
->next
)
1717 w
= XWINDOW (window
);
1719 if (!NILP (w
->buffer
))
1720 BVAR (XBUFFER (w
->buffer
), display_time
) = Fcurrent_time ();
1722 if (!NILP (w
->vchild
))
1723 make_frame_visible_1 (w
->vchild
);
1724 if (!NILP (w
->hchild
))
1725 make_frame_visible_1 (w
->hchild
);
1729 DEFUN ("make-frame-invisible", Fmake_frame_invisible
, Smake_frame_invisible
,
1731 doc
: /* Make the frame FRAME invisible.
1732 If omitted, FRAME defaults to the currently selected frame.
1733 On graphical displays, invisible frames are not updated and are
1734 usually not displayed at all, even in a window system's \"taskbar\".
1736 Normally you may not make FRAME invisible if all other frames are invisible,
1737 but if the second optional argument FORCE is non-nil, you may do so.
1739 This function has no effect on text-only terminal frames. Such frames
1740 are always considered visible, whether or not they are currently being
1741 displayed in the terminal. */)
1742 (Lisp_Object frame
, Lisp_Object force
)
1745 frame
= selected_frame
;
1747 CHECK_LIVE_FRAME (frame
);
1749 if (NILP (force
) && !other_visible_frames (XFRAME (frame
)))
1750 error ("Attempt to make invisible the sole visible or iconified frame");
1752 #if 0 /* This isn't logically necessary, and it can do GC. */
1753 /* Don't let the frame remain selected. */
1754 if (EQ (frame
, selected_frame
))
1755 do_switch_frame (next_frame (frame
, Qt
), 0, 0, Qnil
)
1758 /* Don't allow minibuf_window to remain on a deleted frame. */
1759 if (EQ (XFRAME (frame
)->minibuffer_window
, minibuf_window
))
1761 struct frame
*sf
= XFRAME (selected_frame
);
1762 Fset_window_buffer (sf
->minibuffer_window
,
1763 XWINDOW (minibuf_window
)->buffer
, Qnil
);
1764 minibuf_window
= sf
->minibuffer_window
;
1767 /* I think this should be done with a hook. */
1768 #ifdef HAVE_WINDOW_SYSTEM
1769 if (FRAME_WINDOW_P (XFRAME (frame
)))
1770 x_make_frame_invisible (XFRAME (frame
));
1773 /* Make menu bar update for the Buffers and Frames menus. */
1774 windows_or_buffers_changed
++;
1779 DEFUN ("iconify-frame", Ficonify_frame
, Siconify_frame
,
1781 doc
: /* Make the frame FRAME into an icon.
1782 If omitted, FRAME defaults to the currently selected frame. */)
1786 frame
= selected_frame
;
1788 CHECK_LIVE_FRAME (frame
);
1790 #if 0 /* This isn't logically necessary, and it can do GC. */
1791 /* Don't let the frame remain selected. */
1792 if (EQ (frame
, selected_frame
))
1793 Fhandle_switch_frame (next_frame (frame
, Qt
));
1796 /* Don't allow minibuf_window to remain on a deleted frame. */
1797 if (EQ (XFRAME (frame
)->minibuffer_window
, minibuf_window
))
1799 struct frame
*sf
= XFRAME (selected_frame
);
1800 Fset_window_buffer (sf
->minibuffer_window
,
1801 XWINDOW (minibuf_window
)->buffer
, Qnil
);
1802 minibuf_window
= sf
->minibuffer_window
;
1805 /* I think this should be done with a hook. */
1806 #ifdef HAVE_WINDOW_SYSTEM
1807 if (FRAME_WINDOW_P (XFRAME (frame
)))
1808 x_iconify_frame (XFRAME (frame
));
1811 /* Make menu bar update for the Buffers and Frames menus. */
1812 windows_or_buffers_changed
++;
1817 DEFUN ("frame-visible-p", Fframe_visible_p
, Sframe_visible_p
,
1819 doc
: /* Return t if FRAME is \"visible\" (actually in use for display).
1820 Return the symbol `icon' if FRAME is iconified or \"minimized\".
1821 Return nil if FRAME was made invisible, via `make-frame-invisible'.
1822 On graphical displays, invisible frames are not updated and are
1823 usually not displayed at all, even in a window system's \"taskbar\".
1825 If FRAME is a text-only terminal frame, this always returns t.
1826 Such frames are always considered visible, whether or not they are
1827 currently being displayed on the terminal. */)
1830 CHECK_LIVE_FRAME (frame
);
1832 FRAME_SAMPLE_VISIBILITY (XFRAME (frame
));
1834 if (FRAME_VISIBLE_P (XFRAME (frame
)))
1836 if (FRAME_ICONIFIED_P (XFRAME (frame
)))
1841 DEFUN ("visible-frame-list", Fvisible_frame_list
, Svisible_frame_list
,
1843 doc
: /* Return a list of all frames now \"visible\" (being updated). */)
1846 Lisp_Object tail
, frame
;
1851 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
1853 frame
= XCAR (tail
);
1854 if (!FRAMEP (frame
))
1857 if (FRAME_VISIBLE_P (f
))
1858 value
= Fcons (frame
, value
);
1864 DEFUN ("raise-frame", Fraise_frame
, Sraise_frame
, 0, 1, "",
1865 doc
: /* Bring FRAME to the front, so it occludes any frames it overlaps.
1866 If FRAME is invisible or iconified, make it visible.
1867 If you don't specify a frame, the selected frame is used.
1868 If Emacs is displaying on an ordinary terminal or some other device which
1869 doesn't support multiple overlapping frames, this function selects FRAME. */)
1874 frame
= selected_frame
;
1876 CHECK_LIVE_FRAME (frame
);
1880 if (FRAME_TERMCAP_P (f
))
1881 /* On a text-only terminal select FRAME. */
1882 Fselect_frame (frame
, Qnil
);
1884 /* Do like the documentation says. */
1885 Fmake_frame_visible (frame
);
1887 if (FRAME_TERMINAL (f
)->frame_raise_lower_hook
)
1888 (*FRAME_TERMINAL (f
)->frame_raise_lower_hook
) (f
, 1);
1893 /* Should we have a corresponding function called Flower_Power? */
1894 DEFUN ("lower-frame", Flower_frame
, Slower_frame
, 0, 1, "",
1895 doc
: /* Send FRAME to the back, so it is occluded by any frames that overlap it.
1896 If you don't specify a frame, the selected frame is used.
1897 If Emacs is displaying on an ordinary terminal or some other device which
1898 doesn't support multiple overlapping frames, this function does nothing. */)
1904 frame
= selected_frame
;
1906 CHECK_LIVE_FRAME (frame
);
1910 if (FRAME_TERMINAL (f
)->frame_raise_lower_hook
)
1911 (*FRAME_TERMINAL (f
)->frame_raise_lower_hook
) (f
, 0);
1917 DEFUN ("redirect-frame-focus", Fredirect_frame_focus
, Sredirect_frame_focus
,
1919 doc
: /* Arrange for keystrokes typed at FRAME to be sent to FOCUS-FRAME.
1920 In other words, switch-frame events caused by events in FRAME will
1921 request a switch to FOCUS-FRAME, and `last-event-frame' will be
1922 FOCUS-FRAME after reading an event typed at FRAME.
1924 If FOCUS-FRAME is omitted or nil, any existing redirection is
1925 cancelled, and the frame again receives its own keystrokes.
1927 Focus redirection is useful for temporarily redirecting keystrokes to
1928 a surrogate minibuffer frame when a frame doesn't have its own
1931 A frame's focus redirection can be changed by `select-frame'. If frame
1932 FOO is selected, and then a different frame BAR is selected, any
1933 frames redirecting their focus to FOO are shifted to redirect their
1934 focus to BAR. This allows focus redirection to work properly when the
1935 user switches from one frame to another using `select-window'.
1937 This means that a frame whose focus is redirected to itself is treated
1938 differently from a frame whose focus is redirected to nil; the former
1939 is affected by `select-frame', while the latter is not.
1941 The redirection lasts until `redirect-frame-focus' is called to change it. */)
1942 (Lisp_Object frame
, Lisp_Object focus_frame
)
1946 /* Note that we don't check for a live frame here. It's reasonable
1947 to redirect the focus of a frame you're about to delete, if you
1948 know what other frame should receive those keystrokes. */
1949 CHECK_FRAME (frame
);
1951 if (! NILP (focus_frame
))
1952 CHECK_LIVE_FRAME (focus_frame
);
1956 f
->focus_frame
= focus_frame
;
1958 if (FRAME_TERMINAL (f
)->frame_rehighlight_hook
)
1959 (*FRAME_TERMINAL (f
)->frame_rehighlight_hook
) (f
);
1965 DEFUN ("frame-focus", Fframe_focus
, Sframe_focus
, 1, 1, 0,
1966 doc
: /* Return the frame to which FRAME's keystrokes are currently being sent.
1967 This returns nil if FRAME's focus is not redirected.
1968 See `redirect-frame-focus'. */)
1971 CHECK_LIVE_FRAME (frame
);
1973 return FRAME_FOCUS_FRAME (XFRAME (frame
));
1978 /* Return the value of frame parameter PROP in frame FRAME. */
1984 get_frame_param (register struct frame
*frame
, Lisp_Object prop
)
1986 register Lisp_Object tem
;
1988 tem
= Fassq (prop
, frame
->param_alist
);
1994 /* Return the buffer-predicate of the selected frame. */
1997 frame_buffer_predicate (Lisp_Object frame
)
1999 return XFRAME (frame
)->buffer_predicate
;
2002 /* Return the buffer-list of the selected frame. */
2005 frame_buffer_list (Lisp_Object frame
)
2007 return XFRAME (frame
)->buffer_list
;
2010 /* Discard BUFFER from the buffer-list and buried-buffer-list of each frame. */
2013 frames_discard_buffer (Lisp_Object buffer
)
2015 Lisp_Object frame
, tail
;
2017 FOR_EACH_FRAME (tail
, frame
)
2019 XFRAME (frame
)->buffer_list
2020 = Fdelq (buffer
, XFRAME (frame
)->buffer_list
);
2021 XFRAME (frame
)->buried_buffer_list
2022 = Fdelq (buffer
, XFRAME (frame
)->buried_buffer_list
);
2026 /* Modify the alist in *ALISTPTR to associate PROP with VAL.
2027 If the alist already has an element for PROP, we change it. */
2030 store_in_alist (Lisp_Object
*alistptr
, Lisp_Object prop
, Lisp_Object val
)
2032 register Lisp_Object tem
;
2034 tem
= Fassq (prop
, *alistptr
);
2036 *alistptr
= Fcons (Fcons (prop
, val
), *alistptr
);
2042 frame_name_fnn_p (char *str
, ptrdiff_t len
)
2044 if (len
> 1 && str
[0] == 'F' && '0' <= str
[1] && str
[1] <= '9')
2047 while ('0' <= *p
&& *p
<= '9')
2055 /* Set the name of the terminal frame. Also used by MSDOS frames.
2056 Modeled after x_set_name which is used for WINDOW frames. */
2059 set_term_frame_name (struct frame
*f
, Lisp_Object name
)
2061 f
->explicit_name
= ! NILP (name
);
2063 /* If NAME is nil, set the name to F<num>. */
2066 char namebuf
[sizeof "F" + INT_STRLEN_BOUND (printmax_t
)];
2068 /* Check for no change needed in this very common case
2069 before we do any consing. */
2070 if (frame_name_fnn_p (SSDATA (f
->name
),
2075 sprintf (namebuf
, "F%"pMd
, tty_frame_count
);
2076 name
= build_string (namebuf
);
2080 CHECK_STRING (name
);
2082 /* Don't change the name if it's already NAME. */
2083 if (! NILP (Fstring_equal (name
, f
->name
)))
2086 /* Don't allow the user to set the frame name to F<num>, so it
2087 doesn't clash with the names we generate for terminal frames. */
2088 if (frame_name_fnn_p (SSDATA (name
), SBYTES (name
)))
2089 error ("Frame names of the form F<num> are usurped by Emacs");
2093 update_mode_lines
= 1;
2097 store_frame_param (struct frame
*f
, Lisp_Object prop
, Lisp_Object val
)
2099 register Lisp_Object old_alist_elt
;
2101 /* The buffer-list parameters are stored in a special place and not
2102 in the alist. All buffers must be live. */
2103 if (EQ (prop
, Qbuffer_list
))
2105 Lisp_Object list
= Qnil
;
2106 for (; CONSP (val
); val
= XCDR (val
))
2107 if (!NILP (Fbuffer_live_p (XCAR (val
))))
2108 list
= Fcons (XCAR (val
), list
);
2109 f
->buffer_list
= Fnreverse (list
);
2112 if (EQ (prop
, Qburied_buffer_list
))
2114 Lisp_Object list
= Qnil
;
2115 for (; CONSP (val
); val
= XCDR (val
))
2116 if (!NILP (Fbuffer_live_p (XCAR (val
))))
2117 list
= Fcons (XCAR (val
), list
);
2118 f
->buried_buffer_list
= Fnreverse (list
);
2122 /* If PROP is a symbol which is supposed to have frame-local values,
2123 and it is set up based on this frame, switch to the global
2124 binding. That way, we can create or alter the frame-local binding
2125 without messing up the symbol's status. */
2128 struct Lisp_Symbol
*sym
= XSYMBOL (prop
);
2130 switch (sym
->redirect
)
2132 case SYMBOL_VARALIAS
: sym
= indirect_variable (sym
); goto start
;
2133 case SYMBOL_PLAINVAL
: case SYMBOL_FORWARDED
: break;
2134 case SYMBOL_LOCALIZED
:
2135 { struct Lisp_Buffer_Local_Value
*blv
= sym
->val
.blv
;
2136 if (blv
->frame_local
&& BLV_FOUND (blv
) && XFRAME (blv
->where
) == f
)
2137 swap_in_global_binding (sym
);
2144 /* The tty color needed to be set before the frame's parameter
2145 alist was updated with the new value. This is not true any more,
2146 but we still do this test early on. */
2147 if (FRAME_TERMCAP_P (f
) && EQ (prop
, Qtty_color_mode
)
2148 && f
== FRAME_TTY (f
)->previous_frame
)
2149 /* Force redisplay of this tty. */
2150 FRAME_TTY (f
)->previous_frame
= NULL
;
2152 /* Update the frame parameter alist. */
2153 old_alist_elt
= Fassq (prop
, f
->param_alist
);
2154 if (EQ (old_alist_elt
, Qnil
))
2155 f
->param_alist
= Fcons (Fcons (prop
, val
), f
->param_alist
);
2157 Fsetcdr (old_alist_elt
, val
);
2159 /* Update some other special parameters in their special places
2160 in addition to the alist. */
2162 if (EQ (prop
, Qbuffer_predicate
))
2163 f
->buffer_predicate
= val
;
2165 if (! FRAME_WINDOW_P (f
))
2167 if (EQ (prop
, Qmenu_bar_lines
))
2168 set_menu_bar_lines (f
, val
, make_number (FRAME_MENU_BAR_LINES (f
)));
2169 else if (EQ (prop
, Qname
))
2170 set_term_frame_name (f
, val
);
2173 if (EQ (prop
, Qminibuffer
) && WINDOWP (val
))
2175 if (! MINI_WINDOW_P (XWINDOW (val
)))
2176 error ("Surrogate minibuffer windows must be minibuffer windows");
2178 if ((FRAME_HAS_MINIBUF_P (f
) || FRAME_MINIBUF_ONLY_P (f
))
2179 && !EQ (val
, f
->minibuffer_window
))
2180 error ("Can't change the surrogate minibuffer of a frame with its own minibuffer");
2182 /* Install the chosen minibuffer window, with proper buffer. */
2183 f
->minibuffer_window
= val
;
2187 DEFUN ("frame-parameters", Fframe_parameters
, Sframe_parameters
, 0, 1, 0,
2188 doc
: /* Return the parameters-alist of frame FRAME.
2189 It is a list of elements of the form (PARM . VALUE), where PARM is a symbol.
2190 The meaningful PARMs depend on the kind of frame.
2191 If FRAME is omitted, return information on the currently selected frame. */)
2197 struct gcpro gcpro1
;
2200 frame
= selected_frame
;
2202 CHECK_FRAME (frame
);
2205 if (!FRAME_LIVE_P (f
))
2208 alist
= Fcopy_alist (f
->param_alist
);
2211 if (!FRAME_WINDOW_P (f
))
2213 int fg
= FRAME_FOREGROUND_PIXEL (f
);
2214 int bg
= FRAME_BACKGROUND_PIXEL (f
);
2217 /* If the frame's parameter alist says the colors are
2218 unspecified and reversed, take the frame's background pixel
2219 for foreground and vice versa. */
2220 elt
= Fassq (Qforeground_color
, alist
);
2221 if (CONSP (elt
) && STRINGP (XCDR (elt
)))
2223 if (strncmp (SSDATA (XCDR (elt
)),
2225 SCHARS (XCDR (elt
))) == 0)
2226 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, bg
));
2227 else if (strncmp (SSDATA (XCDR (elt
)),
2229 SCHARS (XCDR (elt
))) == 0)
2230 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, fg
));
2233 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, fg
));
2234 elt
= Fassq (Qbackground_color
, alist
);
2235 if (CONSP (elt
) && STRINGP (XCDR (elt
)))
2237 if (strncmp (SSDATA (XCDR (elt
)),
2239 SCHARS (XCDR (elt
))) == 0)
2240 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, fg
));
2241 else if (strncmp (SSDATA (XCDR (elt
)),
2243 SCHARS (XCDR (elt
))) == 0)
2244 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, bg
));
2247 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, bg
));
2248 store_in_alist (&alist
, intern ("font"),
2249 build_string (FRAME_MSDOS_P (f
)
2251 : FRAME_W32_P (f
) ? "w32term"
2254 store_in_alist (&alist
, Qname
, f
->name
);
2255 height
= (f
->new_text_lines
? f
->new_text_lines
: FRAME_LINES (f
));
2256 store_in_alist (&alist
, Qheight
, make_number (height
));
2257 width
= (f
->new_text_cols
? f
->new_text_cols
: FRAME_COLS (f
));
2258 store_in_alist (&alist
, Qwidth
, make_number (width
));
2259 store_in_alist (&alist
, Qmodeline
, (FRAME_WANTS_MODELINE_P (f
) ? Qt
: Qnil
));
2260 store_in_alist (&alist
, Qminibuffer
,
2261 (! FRAME_HAS_MINIBUF_P (f
) ? Qnil
2262 : FRAME_MINIBUF_ONLY_P (f
) ? Qonly
2263 : FRAME_MINIBUF_WINDOW (f
)));
2264 store_in_alist (&alist
, Qunsplittable
, (FRAME_NO_SPLIT_P (f
) ? Qt
: Qnil
));
2265 store_in_alist (&alist
, Qbuffer_list
, frame_buffer_list (frame
));
2266 store_in_alist (&alist
, Qburied_buffer_list
, XFRAME (frame
)->buried_buffer_list
);
2268 /* I think this should be done with a hook. */
2269 #ifdef HAVE_WINDOW_SYSTEM
2270 if (FRAME_WINDOW_P (f
))
2271 x_report_frame_params (f
, &alist
);
2275 /* This ought to be correct in f->param_alist for an X frame. */
2277 XSETFASTINT (lines
, FRAME_MENU_BAR_LINES (f
));
2278 store_in_alist (&alist
, Qmenu_bar_lines
, lines
);
2286 DEFUN ("frame-parameter", Fframe_parameter
, Sframe_parameter
, 2, 2, 0,
2287 doc
: /* Return FRAME's value for parameter PARAMETER.
2288 If FRAME is nil, describe the currently selected frame. */)
2289 (Lisp_Object frame
, Lisp_Object parameter
)
2295 frame
= selected_frame
;
2297 CHECK_FRAME (frame
);
2298 CHECK_SYMBOL (parameter
);
2303 if (FRAME_LIVE_P (f
))
2305 /* Avoid consing in frequent cases. */
2306 if (EQ (parameter
, Qname
))
2308 #ifdef HAVE_X_WINDOWS
2309 else if (EQ (parameter
, Qdisplay
) && FRAME_X_P (f
))
2310 value
= XCAR (FRAME_X_DISPLAY_INFO (f
)->name_list_element
);
2311 #endif /* HAVE_X_WINDOWS */
2312 else if (EQ (parameter
, Qbackground_color
)
2313 || EQ (parameter
, Qforeground_color
))
2315 value
= Fassq (parameter
, f
->param_alist
);
2318 value
= XCDR (value
);
2319 /* Fframe_parameters puts the actual fg/bg color names,
2320 even if f->param_alist says otherwise. This is
2321 important when param_alist's notion of colors is
2322 "unspecified". We need to do the same here. */
2323 if (STRINGP (value
) && !FRAME_WINDOW_P (f
))
2325 const char *color_name
;
2328 if (EQ (parameter
, Qbackground_color
))
2330 color_name
= SSDATA (value
);
2331 csz
= SCHARS (value
);
2332 if (strncmp (color_name
, unspecified_bg
, csz
) == 0)
2333 value
= tty_color_name (f
, FRAME_BACKGROUND_PIXEL (f
));
2334 else if (strncmp (color_name
, unspecified_fg
, csz
) == 0)
2335 value
= tty_color_name (f
, FRAME_FOREGROUND_PIXEL (f
));
2337 else if (EQ (parameter
, Qforeground_color
))
2339 color_name
= SSDATA (value
);
2340 csz
= SCHARS (value
);
2341 if (strncmp (color_name
, unspecified_fg
, csz
) == 0)
2342 value
= tty_color_name (f
, FRAME_FOREGROUND_PIXEL (f
));
2343 else if (strncmp (color_name
, unspecified_bg
, csz
) == 0)
2344 value
= tty_color_name (f
, FRAME_BACKGROUND_PIXEL (f
));
2349 value
= Fcdr (Fassq (parameter
, Fframe_parameters (frame
)));
2351 else if (EQ (parameter
, Qdisplay_type
)
2352 || EQ (parameter
, Qbackground_mode
))
2353 value
= Fcdr (Fassq (parameter
, f
->param_alist
));
2355 /* FIXME: Avoid this code path at all (as well as code duplication)
2356 by sharing more code with Fframe_parameters. */
2357 value
= Fcdr (Fassq (parameter
, Fframe_parameters (frame
)));
2364 DEFUN ("modify-frame-parameters", Fmodify_frame_parameters
,
2365 Smodify_frame_parameters
, 2, 2, 0,
2366 doc
: /* Modify the parameters of frame FRAME according to ALIST.
2367 If FRAME is nil, it defaults to the selected frame.
2368 ALIST is an alist of parameters to change and their new values.
2369 Each element of ALIST has the form (PARM . VALUE), where PARM is a symbol.
2370 The meaningful PARMs depend on the kind of frame.
2371 Undefined PARMs are ignored, but stored in the frame's parameter list
2372 so that `frame-parameters' will return them.
2374 The value of frame parameter FOO can also be accessed
2375 as a frame-local binding for the variable FOO, if you have
2376 enabled such bindings for that variable with `make-variable-frame-local'.
2377 Note that this functionality is obsolete as of Emacs 22.2, and its
2378 use is not recommended. Explicitly check for a frame-parameter instead. */)
2379 (Lisp_Object frame
, Lisp_Object alist
)
2382 register Lisp_Object tail
, prop
, val
;
2384 if (EQ (frame
, Qnil
))
2385 frame
= selected_frame
;
2386 CHECK_LIVE_FRAME (frame
);
2389 /* I think this should be done with a hook. */
2390 #ifdef HAVE_WINDOW_SYSTEM
2391 if (FRAME_WINDOW_P (f
))
2392 x_set_frame_parameters (f
, alist
);
2396 if (FRAME_MSDOS_P (f
))
2397 IT_set_frame_parameters (f
, alist
);
2402 EMACS_INT length
= XFASTINT (Flength (alist
));
2405 Lisp_Object
*values
;
2407 SAFE_ALLOCA_LISP (parms
, 2 * length
);
2408 values
= parms
+ length
;
2410 /* Extract parm names and values into those vectors. */
2413 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2418 parms
[i
] = Fcar (elt
);
2419 values
[i
] = Fcdr (elt
);
2423 /* Now process them in reverse of specified order. */
2428 store_frame_param (f
, prop
, val
);
2430 if (EQ (prop
, Qforeground_color
)
2431 || EQ (prop
, Qbackground_color
))
2432 update_face_from_frame_parameter (f
, prop
, val
);
2440 DEFUN ("frame-char-height", Fframe_char_height
, Sframe_char_height
,
2442 doc
: /* Height in pixels of a line in the font in frame FRAME.
2443 If FRAME is omitted, the selected frame is used.
2444 For a terminal frame, the value is always 1. */)
2450 frame
= selected_frame
;
2451 CHECK_FRAME (frame
);
2454 #ifdef HAVE_WINDOW_SYSTEM
2455 if (FRAME_WINDOW_P (f
))
2456 return make_number (x_char_height (f
));
2459 return make_number (1);
2463 DEFUN ("frame-char-width", Fframe_char_width
, Sframe_char_width
,
2465 doc
: /* Width in pixels of characters in the font in frame FRAME.
2466 If FRAME is omitted, the selected frame is used.
2467 On a graphical screen, the width is the standard width of the default font.
2468 For a terminal screen, the value is always 1. */)
2474 frame
= selected_frame
;
2475 CHECK_FRAME (frame
);
2478 #ifdef HAVE_WINDOW_SYSTEM
2479 if (FRAME_WINDOW_P (f
))
2480 return make_number (x_char_width (f
));
2483 return make_number (1);
2486 DEFUN ("frame-pixel-height", Fframe_pixel_height
,
2487 Sframe_pixel_height
, 0, 1, 0,
2488 doc
: /* Return a FRAME's height in pixels.
2489 If FRAME is omitted, the selected frame is used. The exact value
2490 of the result depends on the window-system and toolkit in use:
2492 In the Gtk+ version of Emacs, it includes only any window (including
2493 the minibuffer or eacho area), mode line, and header line. It does not
2494 include the tool bar or menu bar.
2496 With the Motif or Lucid toolkits, it also includes the tool bar (but
2499 In a graphical version with no toolkit, it includes both the tool bar
2502 For a text-only terminal, it includes the menu bar. In this case, the
2503 result is really in characters rather than pixels (i.e., is identical
2504 to `frame-height'). */)
2510 frame
= selected_frame
;
2511 CHECK_FRAME (frame
);
2514 #ifdef HAVE_WINDOW_SYSTEM
2515 if (FRAME_WINDOW_P (f
))
2516 return make_number (x_pixel_height (f
));
2519 return make_number (FRAME_LINES (f
));
2522 DEFUN ("frame-pixel-width", Fframe_pixel_width
,
2523 Sframe_pixel_width
, 0, 1, 0,
2524 doc
: /* Return FRAME's width in pixels.
2525 For a terminal frame, the result really gives the width in characters.
2526 If FRAME is omitted, the selected frame is used. */)
2532 frame
= selected_frame
;
2533 CHECK_FRAME (frame
);
2536 #ifdef HAVE_WINDOW_SYSTEM
2537 if (FRAME_WINDOW_P (f
))
2538 return make_number (x_pixel_width (f
));
2541 return make_number (FRAME_COLS (f
));
2544 DEFUN ("tool-bar-pixel-width", Ftool_bar_pixel_width
,
2545 Stool_bar_pixel_width
, 0, 1, 0,
2546 doc
: /* Return width in pixels of FRAME's tool bar.
2547 The result is greater than zero only when the tool bar is on the left
2548 or right side of FRAME. If FRAME is omitted, the selected frame is
2555 frame
= selected_frame
;
2556 CHECK_FRAME (frame
);
2559 #ifdef FRAME_TOOLBAR_WIDTH
2560 if (FRAME_WINDOW_P (f
))
2561 return make_number (FRAME_TOOLBAR_WIDTH (f
));
2563 return make_number (0);
2566 DEFUN ("set-frame-height", Fset_frame_height
, Sset_frame_height
, 2, 3, 0,
2567 doc
: /* Specify that the frame FRAME has LINES lines.
2568 Optional third arg non-nil means that redisplay should use LINES lines
2569 but that the idea of the actual height of the frame should not be changed. */)
2570 (Lisp_Object frame
, Lisp_Object lines
, Lisp_Object pretend
)
2572 register struct frame
*f
;
2574 CHECK_TYPE_RANGED_INTEGER (int, lines
);
2576 frame
= selected_frame
;
2577 CHECK_LIVE_FRAME (frame
);
2580 /* I think this should be done with a hook. */
2581 #ifdef HAVE_WINDOW_SYSTEM
2582 if (FRAME_WINDOW_P (f
))
2584 if (XINT (lines
) != FRAME_LINES (f
))
2585 x_set_window_size (f
, 1, FRAME_COLS (f
), XINT (lines
));
2586 do_pending_window_change (0);
2590 change_frame_size (f
, XINT (lines
), 0, !NILP (pretend
), 0, 0);
2594 DEFUN ("set-frame-width", Fset_frame_width
, Sset_frame_width
, 2, 3, 0,
2595 doc
: /* Specify that the frame FRAME has COLS columns.
2596 Optional third arg non-nil means that redisplay should use COLS columns
2597 but that the idea of the actual width of the frame should not be changed. */)
2598 (Lisp_Object frame
, Lisp_Object cols
, Lisp_Object pretend
)
2600 register struct frame
*f
;
2601 CHECK_TYPE_RANGED_INTEGER (int, cols
);
2603 frame
= selected_frame
;
2604 CHECK_LIVE_FRAME (frame
);
2607 /* I think this should be done with a hook. */
2608 #ifdef HAVE_WINDOW_SYSTEM
2609 if (FRAME_WINDOW_P (f
))
2611 if (XINT (cols
) != FRAME_COLS (f
))
2612 x_set_window_size (f
, 1, XINT (cols
), FRAME_LINES (f
));
2613 do_pending_window_change (0);
2617 change_frame_size (f
, 0, XINT (cols
), !NILP (pretend
), 0, 0);
2621 DEFUN ("set-frame-size", Fset_frame_size
, Sset_frame_size
, 3, 3, 0,
2622 doc
: /* Sets size of FRAME to COLS by ROWS, measured in characters. */)
2623 (Lisp_Object frame
, Lisp_Object cols
, Lisp_Object rows
)
2625 register struct frame
*f
;
2627 CHECK_LIVE_FRAME (frame
);
2628 CHECK_TYPE_RANGED_INTEGER (int, cols
);
2629 CHECK_TYPE_RANGED_INTEGER (int, rows
);
2632 /* I think this should be done with a hook. */
2633 #ifdef HAVE_WINDOW_SYSTEM
2634 if (FRAME_WINDOW_P (f
))
2636 if (XINT (rows
) != FRAME_LINES (f
)
2637 || XINT (cols
) != FRAME_COLS (f
)
2638 || f
->new_text_lines
|| f
->new_text_cols
)
2639 x_set_window_size (f
, 1, XINT (cols
), XINT (rows
));
2640 do_pending_window_change (0);
2644 change_frame_size (f
, XINT (rows
), XINT (cols
), 0, 0, 0);
2649 DEFUN ("set-frame-position", Fset_frame_position
,
2650 Sset_frame_position
, 3, 3, 0,
2651 doc
: /* Sets position of FRAME in pixels to XOFFSET by YOFFSET.
2652 This is actually the position of the upper left corner of the frame.
2653 Negative values for XOFFSET or YOFFSET are interpreted relative to
2654 the rightmost or bottommost possible position (that stays within the screen). */)
2655 (Lisp_Object frame
, Lisp_Object xoffset
, Lisp_Object yoffset
)
2657 register struct frame
*f
;
2659 CHECK_LIVE_FRAME (frame
);
2660 CHECK_TYPE_RANGED_INTEGER (int, xoffset
);
2661 CHECK_TYPE_RANGED_INTEGER (int, yoffset
);
2664 /* I think this should be done with a hook. */
2665 #ifdef HAVE_WINDOW_SYSTEM
2666 if (FRAME_WINDOW_P (f
))
2667 x_set_offset (f
, XINT (xoffset
), XINT (yoffset
), 1);
2674 /***********************************************************************
2676 ***********************************************************************/
2678 /* Connect the frame-parameter names for X frames
2679 to the ways of passing the parameter values to the window system.
2681 The name of a parameter, as a Lisp symbol,
2682 has an `x-frame-parameter' property which is an integer in Lisp
2683 that is an index in this table. */
2685 struct frame_parm_table
{
2687 Lisp_Object
*variable
;
2690 static const struct frame_parm_table frame_parms
[] =
2692 {"auto-raise", &Qauto_raise
},
2693 {"auto-lower", &Qauto_lower
},
2694 {"background-color", 0},
2695 {"border-color", &Qborder_color
},
2696 {"border-width", &Qborder_width
},
2697 {"cursor-color", &Qcursor_color
},
2698 {"cursor-type", &Qcursor_type
},
2700 {"foreground-color", 0},
2701 {"icon-name", &Qicon_name
},
2702 {"icon-type", &Qicon_type
},
2703 {"internal-border-width", &Qinternal_border_width
},
2704 {"menu-bar-lines", &Qmenu_bar_lines
},
2705 {"mouse-color", &Qmouse_color
},
2707 {"scroll-bar-width", &Qscroll_bar_width
},
2709 {"unsplittable", &Qunsplittable
},
2710 {"vertical-scroll-bars", &Qvertical_scroll_bars
},
2711 {"visibility", &Qvisibility
},
2712 {"tool-bar-lines", &Qtool_bar_lines
},
2713 {"scroll-bar-foreground", &Qscroll_bar_foreground
},
2714 {"scroll-bar-background", &Qscroll_bar_background
},
2715 {"screen-gamma", &Qscreen_gamma
},
2716 {"line-spacing", &Qline_spacing
},
2717 {"left-fringe", &Qleft_fringe
},
2718 {"right-fringe", &Qright_fringe
},
2719 {"wait-for-wm", &Qwait_for_wm
},
2720 {"fullscreen", &Qfullscreen
},
2721 {"font-backend", &Qfont_backend
},
2723 {"sticky", &Qsticky
},
2724 {"tool-bar-position", &Qtool_bar_position
},
2729 /* Calculate fullscreen size. Return in *TOP_POS and *LEFT_POS the
2730 wanted positions of the WM window (not Emacs window).
2731 Return in *WIDTH and *HEIGHT the wanted width and height of Emacs
2732 window (FRAME_X_WINDOW).
2736 x_fullscreen_adjust (struct frame
*f
, int *width
, int *height
, int *top_pos
, int *left_pos
)
2738 int newwidth
= FRAME_COLS (f
);
2739 int newheight
= FRAME_LINES (f
);
2740 Display_Info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
2742 *top_pos
= f
->top_pos
;
2743 *left_pos
= f
->left_pos
;
2745 if (f
->want_fullscreen
& FULLSCREEN_HEIGHT
)
2749 ph
= x_display_pixel_height (dpyinfo
);
2750 newheight
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, ph
);
2751 ph
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, newheight
) - f
->y_pixels_diff
;
2752 newheight
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, ph
);
2756 if (f
->want_fullscreen
& FULLSCREEN_WIDTH
)
2760 pw
= x_display_pixel_width (dpyinfo
);
2761 newwidth
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pw
);
2762 pw
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, newwidth
) - f
->x_pixels_diff
;
2763 newwidth
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pw
);
2768 *height
= newheight
;
2771 #endif /* WINDOWSNT */
2773 #ifdef HAVE_WINDOW_SYSTEM
2775 /* Change the parameters of frame F as specified by ALIST.
2776 If a parameter is not specially recognized, do nothing special;
2777 otherwise call the `x_set_...' function for that parameter.
2778 Except for certain geometry properties, always call store_frame_param
2779 to store the new value in the parameter alist. */
2782 x_set_frame_parameters (FRAME_PTR f
, Lisp_Object alist
)
2786 /* If both of these parameters are present, it's more efficient to
2787 set them both at once. So we wait until we've looked at the
2788 entire list before we set them. */
2792 Lisp_Object left
, top
;
2794 /* Same with these. */
2795 Lisp_Object icon_left
, icon_top
;
2797 /* Record in these vectors all the parms specified. */
2799 Lisp_Object
*values
;
2801 int left_no_change
= 0, top_no_change
= 0;
2802 int icon_left_no_change
= 0, icon_top_no_change
= 0;
2803 int size_changed
= 0;
2804 struct gcpro gcpro1
, gcpro2
;
2807 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
2810 parms
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
2811 values
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
2813 /* Extract parm names and values into those vectors. */
2816 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2821 parms
[i
] = Fcar (elt
);
2822 values
[i
] = Fcdr (elt
);
2825 /* TAIL and ALIST are not used again below here. */
2826 alist
= tail
= Qnil
;
2828 GCPRO2 (*parms
, *values
);
2832 /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
2833 because their values appear in VALUES and strings are not valid. */
2834 top
= left
= Qunbound
;
2835 icon_left
= icon_top
= Qunbound
;
2837 /* Provide default values for HEIGHT and WIDTH. */
2838 width
= (f
->new_text_cols
? f
->new_text_cols
: FRAME_COLS (f
));
2839 height
= (f
->new_text_lines
? f
->new_text_lines
: FRAME_LINES (f
));
2841 /* Process foreground_color and background_color before anything else.
2842 They are independent of other properties, but other properties (e.g.,
2843 cursor_color) are dependent upon them. */
2844 /* Process default font as well, since fringe widths depends on it. */
2845 for (p
= 0; p
< i
; p
++)
2847 Lisp_Object prop
, val
;
2851 if (EQ (prop
, Qforeground_color
)
2852 || EQ (prop
, Qbackground_color
)
2853 || EQ (prop
, Qfont
))
2855 register Lisp_Object param_index
, old_value
;
2857 old_value
= get_frame_param (f
, prop
);
2858 if (NILP (Fequal (val
, old_value
)))
2860 store_frame_param (f
, prop
, val
);
2862 param_index
= Fget (prop
, Qx_frame_parameter
);
2863 if (NATNUMP (param_index
)
2864 && (XFASTINT (param_index
)
2865 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
2866 && FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])
2867 (*(FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])) (f
, val
, old_value
);
2872 /* Now process them in reverse of specified order. */
2875 Lisp_Object prop
, val
;
2880 if (EQ (prop
, Qwidth
) && RANGED_INTEGERP (0, val
, INT_MAX
))
2883 width
= XFASTINT (val
);
2885 else if (EQ (prop
, Qheight
) && RANGED_INTEGERP (0, val
, INT_MAX
))
2888 height
= XFASTINT (val
);
2890 else if (EQ (prop
, Qtop
))
2892 else if (EQ (prop
, Qleft
))
2894 else if (EQ (prop
, Qicon_top
))
2896 else if (EQ (prop
, Qicon_left
))
2898 else if (EQ (prop
, Qforeground_color
)
2899 || EQ (prop
, Qbackground_color
)
2900 || EQ (prop
, Qfont
))
2901 /* Processed above. */
2905 register Lisp_Object param_index
, old_value
;
2907 old_value
= get_frame_param (f
, prop
);
2909 store_frame_param (f
, prop
, val
);
2911 param_index
= Fget (prop
, Qx_frame_parameter
);
2912 if (NATNUMP (param_index
)
2913 && (XFASTINT (param_index
)
2914 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
2915 && FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])
2916 (*(FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])) (f
, val
, old_value
);
2920 /* Don't die if just one of these was set. */
2921 if (! TYPE_RANGED_INTEGERP (int, left
))
2924 if (f
->left_pos
< 0)
2925 left
= Fcons (Qplus
, Fcons (make_number (f
->left_pos
), Qnil
));
2927 XSETINT (left
, f
->left_pos
);
2929 if (! TYPE_RANGED_INTEGERP (int, top
))
2933 top
= Fcons (Qplus
, Fcons (make_number (f
->top_pos
), Qnil
));
2935 XSETINT (top
, f
->top_pos
);
2938 /* If one of the icon positions was not set, preserve or default it. */
2939 if (! TYPE_RANGED_INTEGERP (int, icon_left
))
2941 icon_left_no_change
= 1;
2942 icon_left
= Fcdr (Fassq (Qicon_left
, f
->param_alist
));
2943 if (NILP (icon_left
))
2944 XSETINT (icon_left
, 0);
2946 if (! TYPE_RANGED_INTEGERP (int, icon_top
))
2948 icon_top_no_change
= 1;
2949 icon_top
= Fcdr (Fassq (Qicon_top
, f
->param_alist
));
2950 if (NILP (icon_top
))
2951 XSETINT (icon_top
, 0);
2954 /* Don't set these parameters unless they've been explicitly
2955 specified. The window might be mapped or resized while we're in
2956 this function, and we don't want to override that unless the lisp
2957 code has asked for it.
2959 Don't set these parameters unless they actually differ from the
2960 window's current parameters; the window may not actually exist
2965 check_frame_size (f
, &height
, &width
);
2967 XSETFRAME (frame
, f
);
2970 && (width
!= FRAME_COLS (f
)
2971 || height
!= FRAME_LINES (f
)
2972 || f
->new_text_lines
|| f
->new_text_cols
))
2973 Fset_frame_size (frame
, make_number (width
), make_number (height
));
2975 if ((!NILP (left
) || !NILP (top
))
2976 && ! (left_no_change
&& top_no_change
)
2977 && ! (NUMBERP (left
) && XINT (left
) == f
->left_pos
2978 && NUMBERP (top
) && XINT (top
) == f
->top_pos
))
2983 /* Record the signs. */
2984 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
2985 if (EQ (left
, Qminus
))
2986 f
->size_hint_flags
|= XNegative
;
2987 else if (TYPE_RANGED_INTEGERP (int, left
))
2989 leftpos
= XINT (left
);
2991 f
->size_hint_flags
|= XNegative
;
2993 else if (CONSP (left
) && EQ (XCAR (left
), Qminus
)
2994 && CONSP (XCDR (left
))
2995 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (left
)), INT_MAX
))
2997 leftpos
= - XINT (XCAR (XCDR (left
)));
2998 f
->size_hint_flags
|= XNegative
;
3000 else if (CONSP (left
) && EQ (XCAR (left
), Qplus
)
3001 && CONSP (XCDR (left
))
3002 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (left
))))
3004 leftpos
= XINT (XCAR (XCDR (left
)));
3007 if (EQ (top
, Qminus
))
3008 f
->size_hint_flags
|= YNegative
;
3009 else if (TYPE_RANGED_INTEGERP (int, top
))
3011 toppos
= XINT (top
);
3013 f
->size_hint_flags
|= YNegative
;
3015 else if (CONSP (top
) && EQ (XCAR (top
), Qminus
)
3016 && CONSP (XCDR (top
))
3017 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (top
)), INT_MAX
))
3019 toppos
= - XINT (XCAR (XCDR (top
)));
3020 f
->size_hint_flags
|= YNegative
;
3022 else if (CONSP (top
) && EQ (XCAR (top
), Qplus
)
3023 && CONSP (XCDR (top
))
3024 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (top
))))
3026 toppos
= XINT (XCAR (XCDR (top
)));
3030 /* Store the numeric value of the position. */
3031 f
->top_pos
= toppos
;
3032 f
->left_pos
= leftpos
;
3034 f
->win_gravity
= NorthWestGravity
;
3036 /* Actually set that position, and convert to absolute. */
3037 x_set_offset (f
, leftpos
, toppos
, -1);
3040 if ((!NILP (icon_left
) || !NILP (icon_top
))
3041 && ! (icon_left_no_change
&& icon_top_no_change
))
3042 x_wm_set_icon_position (f
, XINT (icon_left
), XINT (icon_top
));
3049 /* Insert a description of internally-recorded parameters of frame X
3050 into the parameter alist *ALISTPTR that is to be given to the user.
3051 Only parameters that are specific to the X window system
3052 and whose values are not correctly recorded in the frame's
3053 param_alist need to be considered here. */
3056 x_report_frame_params (struct frame
*f
, Lisp_Object
*alistptr
)
3062 /* Represent negative positions (off the top or left screen edge)
3063 in a way that Fmodify_frame_parameters will understand correctly. */
3064 XSETINT (tem
, f
->left_pos
);
3065 if (f
->left_pos
>= 0)
3066 store_in_alist (alistptr
, Qleft
, tem
);
3068 store_in_alist (alistptr
, Qleft
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
3070 XSETINT (tem
, f
->top_pos
);
3071 if (f
->top_pos
>= 0)
3072 store_in_alist (alistptr
, Qtop
, tem
);
3074 store_in_alist (alistptr
, Qtop
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
3076 store_in_alist (alistptr
, Qborder_width
,
3077 make_number (f
->border_width
));
3078 store_in_alist (alistptr
, Qinternal_border_width
,
3079 make_number (FRAME_INTERNAL_BORDER_WIDTH (f
)));
3080 store_in_alist (alistptr
, Qleft_fringe
,
3081 make_number (FRAME_LEFT_FRINGE_WIDTH (f
)));
3082 store_in_alist (alistptr
, Qright_fringe
,
3083 make_number (FRAME_RIGHT_FRINGE_WIDTH (f
)));
3084 store_in_alist (alistptr
, Qscroll_bar_width
,
3085 (! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
3087 : FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0
3088 ? make_number (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
))
3089 /* nil means "use default width"
3090 for non-toolkit scroll bar.
3091 ruler-mode.el depends on this. */
3093 /* FRAME_X_WINDOW is not guaranteed to return an integer. E.g., on
3094 MS-Windows it returns a value whose type is HANDLE, which is
3095 actually a pointer. Explicit casting avoids compiler
3097 w
= (unsigned long) FRAME_X_WINDOW (f
);
3098 sprintf (buf
, "%lu", w
);
3099 store_in_alist (alistptr
, Qwindow_id
,
3100 build_string (buf
));
3101 #ifdef HAVE_X_WINDOWS
3102 #ifdef USE_X_TOOLKIT
3103 /* Tooltip frame may not have this widget. */
3104 if (FRAME_X_OUTPUT (f
)->widget
)
3107 w
= (unsigned long) FRAME_OUTER_WINDOW (f
);
3108 sprintf (buf
, "%lu", w
);
3110 store_in_alist (alistptr
, Qouter_window_id
,
3111 build_string (buf
));
3113 store_in_alist (alistptr
, Qicon_name
, f
->icon_name
);
3114 FRAME_SAMPLE_VISIBILITY (f
);
3115 store_in_alist (alistptr
, Qvisibility
,
3116 (FRAME_VISIBLE_P (f
) ? Qt
3117 : FRAME_ICONIFIED_P (f
) ? Qicon
: Qnil
));
3118 store_in_alist (alistptr
, Qdisplay
,
3119 XCAR (FRAME_X_DISPLAY_INFO (f
)->name_list_element
));
3121 if (FRAME_X_OUTPUT (f
)->parent_desc
== FRAME_X_DISPLAY_INFO (f
)->root_window
)
3124 XSETFASTINT (tem
, FRAME_X_OUTPUT (f
)->parent_desc
);
3125 store_in_alist (alistptr
, Qexplicit_name
, (f
->explicit_name
? Qt
: Qnil
));
3126 store_in_alist (alistptr
, Qparent_id
, tem
);
3127 store_in_alist (alistptr
, Qtool_bar_position
, f
->tool_bar_position
);
3131 /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is
3132 the previous value of that parameter, NEW_VALUE is the new value. */
3135 x_set_fullscreen (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3137 if (NILP (new_value
))
3138 f
->want_fullscreen
= FULLSCREEN_NONE
;
3139 else if (EQ (new_value
, Qfullboth
) || EQ (new_value
, Qfullscreen
))
3140 f
->want_fullscreen
= FULLSCREEN_BOTH
;
3141 else if (EQ (new_value
, Qfullwidth
))
3142 f
->want_fullscreen
= FULLSCREEN_WIDTH
;
3143 else if (EQ (new_value
, Qfullheight
))
3144 f
->want_fullscreen
= FULLSCREEN_HEIGHT
;
3145 else if (EQ (new_value
, Qmaximized
))
3146 f
->want_fullscreen
= FULLSCREEN_MAXIMIZED
;
3148 if (FRAME_TERMINAL (f
)->fullscreen_hook
!= NULL
)
3149 FRAME_TERMINAL (f
)->fullscreen_hook (f
);
3153 /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
3154 the previous value of that parameter, NEW_VALUE is the new value. */
3157 x_set_line_spacing (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3159 if (NILP (new_value
))
3160 f
->extra_line_spacing
= 0;
3161 else if (RANGED_INTEGERP (0, new_value
, INT_MAX
))
3162 f
->extra_line_spacing
= XFASTINT (new_value
);
3164 signal_error ("Invalid line-spacing", new_value
);
3165 if (FRAME_VISIBLE_P (f
))
3170 /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
3171 the previous value of that parameter, NEW_VALUE is the new value. */
3174 x_set_screen_gamma (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3176 Lisp_Object bgcolor
;
3178 if (NILP (new_value
))
3180 else if (NUMBERP (new_value
) && XFLOATINT (new_value
) > 0)
3181 /* The value 0.4545 is the normal viewing gamma. */
3182 f
->gamma
= 1.0 / (0.4545 * XFLOATINT (new_value
));
3184 signal_error ("Invalid screen-gamma", new_value
);
3186 /* Apply the new gamma value to the frame background. */
3187 bgcolor
= Fassq (Qbackground_color
, f
->param_alist
);
3188 if (CONSP (bgcolor
) && (bgcolor
= XCDR (bgcolor
), STRINGP (bgcolor
)))
3190 Lisp_Object parm_index
= Fget (Qbackground_color
, Qx_frame_parameter
);
3191 if (NATNUMP (parm_index
)
3192 && (XFASTINT (parm_index
)
3193 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
3194 && FRAME_RIF (f
)->frame_parm_handlers
[XFASTINT (parm_index
)])
3195 (*FRAME_RIF (f
)->frame_parm_handlers
[XFASTINT (parm_index
)])
3199 Fclear_face_cache (Qnil
);
3204 x_set_font (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3206 Lisp_Object font_object
, font_param
= Qnil
;
3209 /* Set the frame parameter back to the old value because we may
3210 fail to use ARG as the new parameter value. */
3211 store_frame_param (f
, Qfont
, oldval
);
3213 /* ARG is a fontset name, a font name, a cons of fontset name and a
3214 font object, or a font object. In the last case, this function
3219 fontset
= fs_query_fontset (arg
, 0);
3222 font_object
= font_open_by_name (f
, SSDATA (arg
));
3223 if (NILP (font_object
))
3224 error ("Font `%s' is not defined", SSDATA (arg
));
3225 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3227 else if (fontset
> 0)
3229 Lisp_Object ascii_font
= fontset_ascii (fontset
);
3231 font_object
= font_open_by_name (f
, SSDATA (ascii_font
));
3232 if (NILP (font_object
))
3233 error ("Font `%s' is not defined", SDATA (arg
));
3234 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3237 error ("The default fontset can't be used for a frame font");
3239 else if (CONSP (arg
) && STRINGP (XCAR (arg
)) && FONT_OBJECT_P (XCDR (arg
)))
3241 /* This is the case that the ASCII font of F's fontset XCAR
3242 (arg) is changed to the font XCDR (arg) by
3243 `set-fontset-font'. */
3244 fontset
= fs_query_fontset (XCAR (arg
), 0);
3246 error ("Unknown fontset: %s", SDATA (XCAR (arg
)));
3247 font_object
= XCDR (arg
);
3248 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3249 font_param
= Ffont_get (font_object
, QCname
);
3251 else if (FONT_OBJECT_P (arg
))
3254 font_param
= Ffont_get (font_object
, QCname
);
3255 /* This is to store the XLFD font name in the frame parameter for
3256 backward compatibility. We should store the font-object
3257 itself in the future. */
3258 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3259 fontset
= FRAME_FONTSET (f
);
3260 /* Check if we can use the current fontset. If not, set FONTSET
3261 to -1 to generate a new fontset from FONT-OBJECT. */
3264 Lisp_Object ascii_font
= fontset_ascii (fontset
);
3265 Lisp_Object spec
= font_spec_from_name (ascii_font
);
3267 if (! font_match_p (spec
, font_object
))
3272 signal_error ("Invalid font", arg
);
3274 if (! NILP (Fequal (font_object
, oldval
)))
3277 x_new_font (f
, font_object
, fontset
);
3278 store_frame_param (f
, Qfont
, arg
);
3279 #ifdef HAVE_X_WINDOWS
3280 store_frame_param (f
, Qfont_param
, font_param
);
3282 /* Recalculate toolbar height. */
3283 f
->n_tool_bar_rows
= 0;
3284 /* Ensure we redraw it. */
3285 clear_current_matrices (f
);
3287 recompute_basic_faces (f
);
3289 do_pending_window_change (0);
3291 /* We used to call face-set-after-frame-default here, but it leads to
3292 recursive calls (since that function can set the `default' face's
3293 font which in turns changes the frame's `font' parameter).
3294 Also I don't know what this call is meant to do, but it seems the
3295 wrong way to do it anyway (it does a lot more work than what seems
3296 reasonable in response to a change to `font'). */
3301 x_set_font_backend (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3303 if (! NILP (new_value
)
3304 && !CONSP (new_value
))
3308 CHECK_STRING (new_value
);
3309 p0
= p1
= SSDATA (new_value
);
3313 while (*p1
&& ! isspace (*p1
) && *p1
!= ',') p1
++;
3315 new_value
= Fcons (Fintern (make_string (p0
, p1
- p0
), Qnil
),
3321 while ((c
= *++p1
) && isspace (c
));
3325 new_value
= Fnreverse (new_value
);
3328 if (! NILP (old_value
) && ! NILP (Fequal (old_value
, new_value
)))
3332 free_all_realized_faces (Qnil
);
3334 new_value
= font_update_drivers (f
, NILP (new_value
) ? Qt
: new_value
);
3335 if (NILP (new_value
))
3337 if (NILP (old_value
))
3338 error ("No font backend available");
3339 font_update_drivers (f
, old_value
);
3340 error ("None of specified font backends are available");
3342 store_frame_param (f
, Qfont_backend
, new_value
);
3348 XSETFRAME (frame
, f
);
3349 x_set_font (f
, Fframe_parameter (frame
, Qfont
), Qnil
);
3350 ++face_change_count
;
3351 ++windows_or_buffers_changed
;
3357 x_set_fringe_width (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3359 compute_fringe_widths (f
, 1);
3360 #ifdef HAVE_X_WINDOWS
3361 /* Must adjust this so window managers report correct number of columns. */
3362 if (FRAME_X_WINDOW (f
) != 0)
3363 x_wm_set_size_hint (f
, 0, 0);
3368 x_set_border_width (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3370 CHECK_TYPE_RANGED_INTEGER (int, arg
);
3372 if (XINT (arg
) == f
->border_width
)
3375 if (FRAME_X_WINDOW (f
) != 0)
3376 error ("Cannot change the border width of a frame");
3378 f
->border_width
= XINT (arg
);
3382 x_set_internal_border_width (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3384 int old
= FRAME_INTERNAL_BORDER_WIDTH (f
);
3386 CHECK_TYPE_RANGED_INTEGER (int, arg
);
3387 FRAME_INTERNAL_BORDER_WIDTH (f
) = XINT (arg
);
3388 if (FRAME_INTERNAL_BORDER_WIDTH (f
) < 0)
3389 FRAME_INTERNAL_BORDER_WIDTH (f
) = 0;
3391 #ifdef USE_X_TOOLKIT
3392 if (FRAME_X_OUTPUT (f
)->edit_widget
)
3393 widget_store_internal_border (FRAME_X_OUTPUT (f
)->edit_widget
);
3396 if (FRAME_INTERNAL_BORDER_WIDTH (f
) == old
)
3399 if (FRAME_X_WINDOW (f
) != 0)
3401 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3402 SET_FRAME_GARBAGED (f
);
3403 do_pending_window_change (0);
3406 SET_FRAME_GARBAGED (f
);
3410 x_set_visibility (struct frame
*f
, Lisp_Object value
, Lisp_Object oldval
)
3413 XSETFRAME (frame
, f
);
3416 Fmake_frame_invisible (frame
, Qt
);
3417 else if (EQ (value
, Qicon
))
3418 Ficonify_frame (frame
);
3420 Fmake_frame_visible (frame
);
3424 x_set_autoraise (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3426 f
->auto_raise
= !EQ (Qnil
, arg
);
3430 x_set_autolower (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3432 f
->auto_lower
= !EQ (Qnil
, arg
);
3436 x_set_unsplittable (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3438 f
->no_split
= !NILP (arg
);
3442 x_set_vertical_scroll_bars (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3444 if ((EQ (arg
, Qleft
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f
))
3445 || (EQ (arg
, Qright
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f
))
3446 || (NILP (arg
) && FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
3447 || (!NILP (arg
) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)))
3449 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
)
3451 ? vertical_scroll_bar_none
3453 ? vertical_scroll_bar_left
3455 ? vertical_scroll_bar_right
3456 : EQ (Qleft
, Vdefault_frame_scroll_bars
)
3457 ? vertical_scroll_bar_left
3458 : EQ (Qright
, Vdefault_frame_scroll_bars
)
3459 ? vertical_scroll_bar_right
3460 : vertical_scroll_bar_none
);
3462 /* We set this parameter before creating the X window for the
3463 frame, so we can get the geometry right from the start.
3464 However, if the window hasn't been created yet, we shouldn't
3465 call x_set_window_size. */
3466 if (FRAME_X_WINDOW (f
))
3467 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3468 do_pending_window_change (0);
3473 x_set_scroll_bar_width (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3475 int wid
= FRAME_COLUMN_WIDTH (f
);
3479 x_set_scroll_bar_default_width (f
);
3481 if (FRAME_X_WINDOW (f
))
3482 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3483 do_pending_window_change (0);
3485 else if (RANGED_INTEGERP (1, arg
, INT_MAX
)
3486 && XFASTINT (arg
) != FRAME_CONFIG_SCROLL_BAR_WIDTH (f
))
3488 if (XFASTINT (arg
) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM
)
3489 XSETINT (arg
, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM
+ 1);
3491 FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) = XFASTINT (arg
);
3492 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (XFASTINT (arg
) + wid
-1) / wid
;
3493 if (FRAME_X_WINDOW (f
))
3494 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3495 do_pending_window_change (0);
3498 change_frame_size (f
, 0, FRAME_COLS (f
), 0, 0, 0);
3499 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.hpos
= 0;
3500 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.x
= 0;
3505 /* Return non-nil if frame F wants a bitmap icon. */
3508 x_icon_type (FRAME_PTR f
)
3512 tem
= assq_no_quit (Qicon_type
, f
->param_alist
);
3520 x_set_alpha (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3527 for (i
= 0; i
< 2; i
++)
3540 else if (FLOATP (item
))
3542 alpha
= XFLOAT_DATA (item
);
3543 if (alpha
< 0.0 || 1.0 < alpha
)
3544 args_out_of_range (make_float (0.0), make_float (1.0));
3546 else if (INTEGERP (item
))
3548 EMACS_INT ialpha
= XINT (item
);
3549 if (ialpha
< 0 || 100 < ialpha
)
3550 args_out_of_range (make_number (0), make_number (100));
3552 alpha
= ialpha
/ 100.0;
3555 wrong_type_argument (Qnumberp
, item
);
3559 for (i
= 0; i
< 2; i
++)
3560 f
->alpha
[i
] = newval
[i
];
3562 #if defined (HAVE_X_WINDOWS) || defined (HAVE_NTGUI) || defined (NS_IMPL_COCOA)
3564 x_set_frame_alpha (f
);
3572 /* Subroutines of creating an X frame. */
3574 /* Make sure that Vx_resource_name is set to a reasonable value.
3575 Fix it up, or set it to `emacs' if it is too hopeless. */
3578 validate_x_resource_name (void)
3581 /* Number of valid characters in the resource name. */
3582 ptrdiff_t good_count
= 0;
3583 /* Number of invalid characters in the resource name. */
3584 ptrdiff_t bad_count
= 0;
3588 if (!STRINGP (Vx_resource_class
))
3589 Vx_resource_class
= build_string (EMACS_CLASS
);
3591 if (STRINGP (Vx_resource_name
))
3593 unsigned char *p
= SDATA (Vx_resource_name
);
3595 len
= SBYTES (Vx_resource_name
);
3597 /* Only letters, digits, - and _ are valid in resource names.
3598 Count the valid characters and count the invalid ones. */
3599 for (i
= 0; i
< len
; i
++)
3602 if (! ((c
>= 'a' && c
<= 'z')
3603 || (c
>= 'A' && c
<= 'Z')
3604 || (c
>= '0' && c
<= '9')
3605 || c
== '-' || c
== '_'))
3612 /* Not a string => completely invalid. */
3613 bad_count
= 5, good_count
= 0;
3615 /* If name is valid already, return. */
3619 /* If name is entirely invalid, or nearly so, or is so implausibly
3620 large that alloca might not work, use `emacs'. */
3621 if (good_count
< 2 || MAX_ALLOCA
- sizeof ".customization" < len
)
3623 Vx_resource_name
= build_string ("emacs");
3627 /* Name is partly valid. Copy it and replace the invalid characters
3628 with underscores. */
3630 Vx_resource_name
= new = Fcopy_sequence (Vx_resource_name
);
3632 for (i
= 0; i
< len
; i
++)
3634 int c
= SREF (new, i
);
3635 if (! ((c
>= 'a' && c
<= 'z')
3636 || (c
>= 'A' && c
<= 'Z')
3637 || (c
>= '0' && c
<= '9')
3638 || c
== '-' || c
== '_'))
3644 extern char *x_get_string_resource (XrmDatabase
, const char *, const char *);
3645 extern Display_Info
*check_x_display_info (Lisp_Object
);
3648 /* Get specified attribute from resource database RDB.
3649 See Fx_get_resource below for other parameters. */
3652 xrdb_get_resource (XrmDatabase rdb
, Lisp_Object attribute
, Lisp_Object
class, Lisp_Object component
, Lisp_Object subclass
)
3654 register char *value
;
3658 CHECK_STRING (attribute
);
3659 CHECK_STRING (class);
3661 if (!NILP (component
))
3662 CHECK_STRING (component
);
3663 if (!NILP (subclass
))
3664 CHECK_STRING (subclass
);
3665 if (NILP (component
) != NILP (subclass
))
3666 error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
3668 validate_x_resource_name ();
3670 /* Allocate space for the components, the dots which separate them,
3671 and the final '\0'. Make them big enough for the worst case. */
3672 name_key
= (char *) alloca (SBYTES (Vx_resource_name
)
3673 + (STRINGP (component
)
3674 ? SBYTES (component
) : 0)
3675 + SBYTES (attribute
)
3678 class_key
= (char *) alloca (SBYTES (Vx_resource_class
)
3680 + (STRINGP (subclass
)
3681 ? SBYTES (subclass
) : 0)
3684 /* Start with emacs.FRAMENAME for the name (the specific one)
3685 and with `Emacs' for the class key (the general one). */
3686 strcpy (name_key
, SSDATA (Vx_resource_name
));
3687 strcpy (class_key
, SSDATA (Vx_resource_class
));
3689 strcat (class_key
, ".");
3690 strcat (class_key
, SSDATA (class));
3692 if (!NILP (component
))
3694 strcat (class_key
, ".");
3695 strcat (class_key
, SSDATA (subclass
));
3697 strcat (name_key
, ".");
3698 strcat (name_key
, SSDATA (component
));
3701 strcat (name_key
, ".");
3702 strcat (name_key
, SSDATA (attribute
));
3704 value
= x_get_string_resource (rdb
, name_key
, class_key
);
3706 if (value
!= (char *) 0 && *value
)
3707 return build_string (value
);
3713 DEFUN ("x-get-resource", Fx_get_resource
, Sx_get_resource
, 2, 4, 0,
3714 doc
: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.
3715 This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the
3716 class, where INSTANCE is the name under which Emacs was invoked, or
3717 the name specified by the `-name' or `-rn' command-line arguments.
3719 The optional arguments COMPONENT and SUBCLASS add to the key and the
3720 class, respectively. You must specify both of them or neither.
3721 If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'
3722 and the class is `Emacs.CLASS.SUBCLASS'. */)
3723 (Lisp_Object attribute
, Lisp_Object
class, Lisp_Object component
, Lisp_Object subclass
)
3725 #ifdef HAVE_X_WINDOWS
3729 return xrdb_get_resource (check_x_display_info (Qnil
)->xrdb
,
3730 attribute
, class, component
, subclass
);
3733 /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */
3736 display_x_get_resource (Display_Info
*dpyinfo
, Lisp_Object attribute
, Lisp_Object
class, Lisp_Object component
, Lisp_Object subclass
)
3738 return xrdb_get_resource (dpyinfo
->xrdb
,
3739 attribute
, class, component
, subclass
);
3742 #if defined HAVE_X_WINDOWS && !defined USE_X_TOOLKIT
3743 /* Used when C code wants a resource value. */
3744 /* Called from oldXMenu/Create.c. */
3746 x_get_resource_string (const char *attribute
, const char *class)
3751 struct frame
*sf
= SELECTED_FRAME ();
3752 ptrdiff_t invocation_namelen
= SBYTES (Vinvocation_name
);
3755 /* Allocate space for the components, the dots which separate them,
3756 and the final '\0'. */
3757 SAFE_ALLOCA (name_key
, char *, invocation_namelen
+ strlen (attribute
) + 2);
3758 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
3759 + strlen (class) + 2);
3761 esprintf (name_key
, "%s.%s", SSDATA (Vinvocation_name
), attribute
);
3762 sprintf (class_key
, "%s.%s", EMACS_CLASS
, class);
3764 result
= x_get_string_resource (FRAME_X_DISPLAY_INFO (sf
)->xrdb
,
3765 name_key
, class_key
);
3771 /* Return the value of parameter PARAM.
3773 First search ALIST, then Vdefault_frame_alist, then the X defaults
3774 database, using ATTRIBUTE as the attribute name and CLASS as its class.
3776 Convert the resource to the type specified by desired_type.
3778 If no default is specified, return Qunbound. If you call
3779 x_get_arg, make sure you deal with Qunbound in a reasonable way,
3780 and don't let it get stored in any Lisp-visible variables! */
3783 x_get_arg (Display_Info
*dpyinfo
, Lisp_Object alist
, Lisp_Object param
,
3784 const char *attribute
, const char *class, enum resource_types type
)
3786 register Lisp_Object tem
;
3788 tem
= Fassq (param
, alist
);
3792 /* If we find this parm in ALIST, clear it out
3793 so that it won't be "left over" at the end. */
3795 XSETCAR (tem
, Qnil
);
3796 /* In case the parameter appears more than once in the alist,
3798 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
3799 if (CONSP (XCAR (tail
))
3800 && EQ (XCAR (XCAR (tail
)), param
))
3801 XSETCAR (XCAR (tail
), Qnil
);
3804 tem
= Fassq (param
, Vdefault_frame_alist
);
3806 /* If it wasn't specified in ALIST or the Lisp-level defaults,
3807 look in the X resources. */
3810 if (attribute
&& dpyinfo
)
3812 tem
= display_x_get_resource (dpyinfo
,
3813 build_string (attribute
),
3814 build_string (class),
3822 case RES_TYPE_NUMBER
:
3823 return make_number (atoi (SSDATA (tem
)));
3825 case RES_TYPE_BOOLEAN_NUMBER
:
3826 if (!strcmp (SSDATA (tem
), "on")
3827 || !strcmp (SSDATA (tem
), "true"))
3828 return make_number (1);
3829 return make_number (atoi (SSDATA (tem
)));
3832 case RES_TYPE_FLOAT
:
3833 return make_float (atof (SSDATA (tem
)));
3835 case RES_TYPE_BOOLEAN
:
3836 tem
= Fdowncase (tem
);
3837 if (!strcmp (SSDATA (tem
), "on")
3839 || !strcmp (SSDATA (tem
), "yes")
3841 || !strcmp (SSDATA (tem
), "true"))
3846 case RES_TYPE_STRING
:
3849 case RES_TYPE_SYMBOL
:
3850 /* As a special case, we map the values `true' and `on'
3851 to Qt, and `false' and `off' to Qnil. */
3854 lower
= Fdowncase (tem
);
3855 if (!strcmp (SSDATA (lower
), "on")
3857 || !strcmp (SSDATA (lower
), "yes")
3859 || !strcmp (SSDATA (lower
), "true"))
3861 else if (!strcmp (SSDATA (lower
), "off")
3863 || !strcmp (SSDATA (lower
), "no")
3865 || !strcmp (SSDATA (lower
), "false"))
3868 return Fintern (tem
, Qnil
);
3882 x_frame_get_arg (struct frame
*f
, Lisp_Object alist
, Lisp_Object param
,
3883 const char *attribute
, const char *class,
3884 enum resource_types type
)
3886 return x_get_arg (FRAME_X_DISPLAY_INFO (f
),
3887 alist
, param
, attribute
, class, type
);
3890 /* Like x_frame_get_arg, but also record the value in f->param_alist. */
3893 x_frame_get_and_record_arg (struct frame
*f
, Lisp_Object alist
,
3895 const char *attribute
, const char *class,
3896 enum resource_types type
)
3900 value
= x_get_arg (FRAME_X_DISPLAY_INFO (f
), alist
, param
,
3901 attribute
, class, type
);
3902 if (! NILP (value
) && ! EQ (value
, Qunbound
))
3903 store_frame_param (f
, param
, value
);
3909 /* Record in frame F the specified or default value according to ALIST
3910 of the parameter named PROP (a Lisp symbol).
3911 If no value is specified for PROP, look for an X default for XPROP
3912 on the frame named NAME.
3913 If that is not found either, use the value DEFLT. */
3916 x_default_parameter (struct frame
*f
, Lisp_Object alist
, Lisp_Object prop
,
3917 Lisp_Object deflt
, const char *xprop
, const char *xclass
,
3918 enum resource_types type
)
3922 tem
= x_frame_get_arg (f
, alist
, prop
, xprop
, xclass
, type
);
3923 if (EQ (tem
, Qunbound
))
3925 x_set_frame_parameters (f
, Fcons (Fcons (prop
, tem
), Qnil
));
3932 /* NS used to define x-parse-geometry in ns-win.el, but that confused
3933 make-docfile: the documentation string in ns-win.el was used for
3934 x-parse-geometry even in non-NS builds.
3936 With two definitions of x-parse-geometry in this file, various
3937 things still get confused (eg M-x apropos documentation), so that
3938 it is best if the two definitions just share the same doc-string.
3940 DEFUN ("x-parse-geometry", Fx_parse_geometry
, Sx_parse_geometry
, 1, 1, 0,
3941 doc
: /* Parse a display geometry string STRING.
3942 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).
3943 The properties returned may include `top', `left', `height', and `width'.
3944 For X, the value of `left' or `top' may be an integer,
3945 or a list (+ N) meaning N pixels relative to top/left corner,
3946 or a list (- N) meaning -N pixels relative to bottom/right corner.
3947 On Nextstep, this just calls `ns-parse-geometry'. */)
3948 (Lisp_Object string
)
3951 call1 (Qns_parse_geometry
, string
);
3954 unsigned int width
, height
;
3957 CHECK_STRING (string
);
3959 geometry
= XParseGeometry (SSDATA (string
),
3960 &x
, &y
, &width
, &height
);
3962 if (geometry
& XValue
)
3964 Lisp_Object element
;
3966 if (x
>= 0 && (geometry
& XNegative
))
3967 element
= Fcons (Qleft
, Fcons (Qminus
, Fcons (make_number (-x
), Qnil
)));
3968 else if (x
< 0 && ! (geometry
& XNegative
))
3969 element
= Fcons (Qleft
, Fcons (Qplus
, Fcons (make_number (x
), Qnil
)));
3971 element
= Fcons (Qleft
, make_number (x
));
3972 result
= Fcons (element
, result
);
3975 if (geometry
& YValue
)
3977 Lisp_Object element
;
3979 if (y
>= 0 && (geometry
& YNegative
))
3980 element
= Fcons (Qtop
, Fcons (Qminus
, Fcons (make_number (-y
), Qnil
)));
3981 else if (y
< 0 && ! (geometry
& YNegative
))
3982 element
= Fcons (Qtop
, Fcons (Qplus
, Fcons (make_number (y
), Qnil
)));
3984 element
= Fcons (Qtop
, make_number (y
));
3985 result
= Fcons (element
, result
);
3988 if (geometry
& WidthValue
)
3989 result
= Fcons (Fcons (Qwidth
, make_number (width
)), result
);
3990 if (geometry
& HeightValue
)
3991 result
= Fcons (Fcons (Qheight
, make_number (height
)), result
);
3994 #endif /* HAVE_NS */
3998 /* Calculate the desired size and position of frame F.
3999 Return the flags saying which aspects were specified.
4001 Also set the win_gravity and size_hint_flags of F.
4003 Adjust height for toolbar if TOOLBAR_P is 1.
4005 This function does not make the coordinates positive. */
4007 #define DEFAULT_ROWS 35
4008 #define DEFAULT_COLS 80
4011 x_figure_window_size (struct frame
*f
, Lisp_Object parms
, int toolbar_p
)
4013 register Lisp_Object tem0
, tem1
, tem2
;
4014 long window_prompting
= 0;
4015 Display_Info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
4017 /* Default values if we fall through.
4018 Actually, if that happens we should get
4019 window manager prompting. */
4020 SET_FRAME_COLS (f
, DEFAULT_COLS
);
4021 FRAME_LINES (f
) = DEFAULT_ROWS
;
4022 /* Window managers expect that if program-specified
4023 positions are not (0,0), they're intentional, not defaults. */
4027 /* Ensure that old new_text_cols and new_text_lines will not override the
4029 /* ++KFS: This was specific to W32, but seems ok for all platforms */
4030 f
->new_text_cols
= f
->new_text_lines
= 0;
4032 tem0
= x_get_arg (dpyinfo
, parms
, Qheight
, 0, 0, RES_TYPE_NUMBER
);
4033 tem1
= x_get_arg (dpyinfo
, parms
, Qwidth
, 0, 0, RES_TYPE_NUMBER
);
4034 tem2
= x_get_arg (dpyinfo
, parms
, Quser_size
, 0, 0, RES_TYPE_NUMBER
);
4035 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
4037 if (!EQ (tem0
, Qunbound
))
4039 CHECK_NUMBER (tem0
);
4040 if (! (0 <= XINT (tem0
) && XINT (tem0
) <= INT_MAX
))
4041 xsignal1 (Qargs_out_of_range
, tem0
);
4042 FRAME_LINES (f
) = XINT (tem0
);
4044 if (!EQ (tem1
, Qunbound
))
4046 CHECK_NUMBER (tem1
);
4047 if (! (0 <= XINT (tem1
) && XINT (tem1
) <= INT_MAX
))
4048 xsignal1 (Qargs_out_of_range
, tem1
);
4049 SET_FRAME_COLS (f
, XINT (tem1
));
4051 if (!NILP (tem2
) && !EQ (tem2
, Qunbound
))
4052 window_prompting
|= USSize
;
4054 window_prompting
|= PSize
;
4057 f
->scroll_bar_actual_width
4058 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
4060 /* This used to be done _before_ calling x_figure_window_size, but
4061 since the height is reset here, this was really a no-op. I
4062 assume that moving it here does what Gerd intended (although he
4063 no longer can remember what that was... ++KFS, 2003-03-25. */
4065 /* Add the tool-bar height to the initial frame height so that the
4066 user gets a text display area of the size he specified with -g or
4067 via .Xdefaults. Later changes of the tool-bar height don't
4068 change the frame size. This is done so that users can create
4069 tall Emacs frames without having to guess how tall the tool-bar
4071 if (toolbar_p
&& FRAME_TOOL_BAR_LINES (f
))
4073 int margin
, relief
, bar_height
;
4075 relief
= (tool_bar_button_relief
>= 0
4076 ? tool_bar_button_relief
4077 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
);
4079 if (RANGED_INTEGERP (1, Vtool_bar_button_margin
, INT_MAX
))
4080 margin
= XFASTINT (Vtool_bar_button_margin
);
4081 else if (CONSP (Vtool_bar_button_margin
)
4082 && RANGED_INTEGERP (1, XCDR (Vtool_bar_button_margin
), INT_MAX
))
4083 margin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
4087 bar_height
= DEFAULT_TOOL_BAR_IMAGE_HEIGHT
+ 2 * margin
+ 2 * relief
;
4088 FRAME_LINES (f
) += (bar_height
+ FRAME_LINE_HEIGHT (f
) - 1) / FRAME_LINE_HEIGHT (f
);
4091 compute_fringe_widths (f
, 0);
4093 FRAME_PIXEL_WIDTH (f
) = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, FRAME_COLS (f
));
4094 FRAME_PIXEL_HEIGHT (f
) = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, FRAME_LINES (f
));
4096 tem0
= x_get_arg (dpyinfo
, parms
, Qtop
, 0, 0, RES_TYPE_NUMBER
);
4097 tem1
= x_get_arg (dpyinfo
, parms
, Qleft
, 0, 0, RES_TYPE_NUMBER
);
4098 tem2
= x_get_arg (dpyinfo
, parms
, Quser_position
, 0, 0, RES_TYPE_NUMBER
);
4099 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
4101 if (EQ (tem0
, Qminus
))
4104 window_prompting
|= YNegative
;
4106 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qminus
)
4107 && CONSP (XCDR (tem0
))
4108 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (tem0
)), INT_MAX
))
4110 f
->top_pos
= - XINT (XCAR (XCDR (tem0
)));
4111 window_prompting
|= YNegative
;
4113 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qplus
)
4114 && CONSP (XCDR (tem0
))
4115 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (tem0
))))
4117 f
->top_pos
= XINT (XCAR (XCDR (tem0
)));
4119 else if (EQ (tem0
, Qunbound
))
4123 CHECK_TYPE_RANGED_INTEGER (int, tem0
);
4124 f
->top_pos
= XINT (tem0
);
4126 window_prompting
|= YNegative
;
4129 if (EQ (tem1
, Qminus
))
4132 window_prompting
|= XNegative
;
4134 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qminus
)
4135 && CONSP (XCDR (tem1
))
4136 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (tem1
)), INT_MAX
))
4138 f
->left_pos
= - XINT (XCAR (XCDR (tem1
)));
4139 window_prompting
|= XNegative
;
4141 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qplus
)
4142 && CONSP (XCDR (tem1
))
4143 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (tem1
))))
4145 f
->left_pos
= XINT (XCAR (XCDR (tem1
)));
4147 else if (EQ (tem1
, Qunbound
))
4151 CHECK_TYPE_RANGED_INTEGER (int, tem1
);
4152 f
->left_pos
= XINT (tem1
);
4153 if (f
->left_pos
< 0)
4154 window_prompting
|= XNegative
;
4157 if (!NILP (tem2
) && ! EQ (tem2
, Qunbound
))
4158 window_prompting
|= USPosition
;
4160 window_prompting
|= PPosition
;
4163 if (window_prompting
& XNegative
)
4165 if (window_prompting
& YNegative
)
4166 f
->win_gravity
= SouthEastGravity
;
4168 f
->win_gravity
= NorthEastGravity
;
4172 if (window_prompting
& YNegative
)
4173 f
->win_gravity
= SouthWestGravity
;
4175 f
->win_gravity
= NorthWestGravity
;
4178 f
->size_hint_flags
= window_prompting
;
4180 return window_prompting
;
4185 #endif /* HAVE_WINDOW_SYSTEM */
4188 frame_make_pointer_invisible (void)
4190 if (! NILP (Vmake_pointer_invisible
))
4193 if (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
)))
4196 f
= SELECTED_FRAME ();
4197 if (f
&& !f
->pointer_invisible
4198 && FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook
)
4201 FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook (f
, 1);
4202 f
->pointer_invisible
= 1;
4208 frame_make_pointer_visible (void)
4210 /* We don't check Vmake_pointer_invisible here in case the
4211 pointer was invisible when Vmake_pointer_invisible was set to nil. */
4214 if (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
)))
4217 f
= SELECTED_FRAME ();
4218 if (f
&& f
->pointer_invisible
&& f
->mouse_moved
4219 && FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook
)
4221 FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook (f
, 0);
4222 f
->pointer_invisible
= 0;
4226 DEFUN ("frame-pointer-visible-p", Fframe_pointer_visible_p
,
4227 Sframe_pointer_visible_p
, 0, 1, 0,
4228 doc
: /* Return t if the mouse pointer displayed on FRAME is visible.
4229 Otherwise it returns nil. FRAME omitted or nil means the
4230 selected frame. This is useful when `make-pointer-invisible' is set. */)
4234 frame
= selected_frame
;
4236 CHECK_FRAME (frame
);
4238 return (XFRAME (frame
)->pointer_invisible
? Qnil
: Qt
);
4242 /***********************************************************************
4244 ***********************************************************************/
4247 syms_of_frame (void)
4249 DEFSYM (Qframep
, "framep");
4250 DEFSYM (Qframe_live_p
, "frame-live-p");
4251 DEFSYM (Qexplicit_name
, "explicit-name");
4252 DEFSYM (Qheight
, "height");
4253 DEFSYM (Qicon
, "icon");
4254 DEFSYM (Qminibuffer
, "minibuffer");
4255 DEFSYM (Qmodeline
, "modeline");
4256 DEFSYM (Qonly
, "only");
4257 DEFSYM (Qwidth
, "width");
4258 DEFSYM (Qgeometry
, "geometry");
4259 DEFSYM (Qicon_left
, "icon-left");
4260 DEFSYM (Qicon_top
, "icon-top");
4261 DEFSYM (Qtooltip
, "tooltip");
4262 DEFSYM (Qleft
, "left");
4263 DEFSYM (Qright
, "right");
4264 DEFSYM (Quser_position
, "user-position");
4265 DEFSYM (Quser_size
, "user-size");
4266 DEFSYM (Qwindow_id
, "window-id");
4267 #ifdef HAVE_X_WINDOWS
4268 DEFSYM (Qouter_window_id
, "outer-window-id");
4270 DEFSYM (Qparent_id
, "parent-id");
4272 DEFSYM (Qw32
, "w32");
4274 DEFSYM (Qmac
, "mac");
4276 DEFSYM (Qvisible
, "visible");
4277 DEFSYM (Qbuffer_predicate
, "buffer-predicate");
4278 DEFSYM (Qbuffer_list
, "buffer-list");
4279 DEFSYM (Qburied_buffer_list
, "buried-buffer-list");
4280 DEFSYM (Qdisplay_type
, "display-type");
4281 DEFSYM (Qbackground_mode
, "background-mode");
4282 DEFSYM (Qnoelisp
, "noelisp");
4283 DEFSYM (Qtty_color_mode
, "tty-color-mode");
4284 DEFSYM (Qtty
, "tty");
4285 DEFSYM (Qtty_type
, "tty-type");
4287 DEFSYM (Qface_set_after_frame_default
, "face-set-after-frame-default");
4289 DEFSYM (Qfullwidth
, "fullwidth");
4290 DEFSYM (Qfullheight
, "fullheight");
4291 DEFSYM (Qfullboth
, "fullboth");
4292 DEFSYM (Qmaximized
, "maximized");
4293 DEFSYM (Qx_resource_name
, "x-resource-name");
4294 DEFSYM (Qx_frame_parameter
, "x-frame-parameter");
4296 DEFSYM (Qterminal
, "terminal");
4297 DEFSYM (Qterminal_live_p
, "terminal-live-p");
4300 DEFSYM (Qns_parse_geometry
, "ns-parse-geometry");
4306 for (i
= 0; i
< sizeof (frame_parms
) / sizeof (frame_parms
[0]); i
++)
4308 Lisp_Object v
= intern_c_string (frame_parms
[i
].name
);
4309 if (frame_parms
[i
].variable
)
4311 *frame_parms
[i
].variable
= v
;
4312 staticpro (frame_parms
[i
].variable
);
4314 Fput (v
, Qx_frame_parameter
, make_number (i
));
4318 #ifdef HAVE_WINDOW_SYSTEM
4319 DEFVAR_LISP ("x-resource-name", Vx_resource_name
,
4320 doc
: /* The name Emacs uses to look up X resources.
4321 `x-get-resource' uses this as the first component of the instance name
4322 when requesting resource values.
4323 Emacs initially sets `x-resource-name' to the name under which Emacs
4324 was invoked, or to the value specified with the `-name' or `-rn'
4325 switches, if present.
4327 It may be useful to bind this variable locally around a call
4328 to `x-get-resource'. See also the variable `x-resource-class'. */);
4329 Vx_resource_name
= Qnil
;
4331 DEFVAR_LISP ("x-resource-class", Vx_resource_class
,
4332 doc
: /* The class Emacs uses to look up X resources.
4333 `x-get-resource' uses this as the first component of the instance class
4334 when requesting resource values.
4336 Emacs initially sets `x-resource-class' to "Emacs".
4338 Setting this variable permanently is not a reasonable thing to do,
4339 but binding this variable locally around a call to `x-get-resource'
4340 is a reasonable practice. See also the variable `x-resource-name'. */);
4341 Vx_resource_class
= build_string (EMACS_CLASS
);
4343 DEFVAR_LISP ("frame-alpha-lower-limit", Vframe_alpha_lower_limit
,
4344 doc
: /* The lower limit of the frame opacity (alpha transparency).
4345 The value should range from 0 (invisible) to 100 (completely opaque).
4346 You can also use a floating number between 0.0 and 1.0.
4347 The default is 20. */);
4348 Vframe_alpha_lower_limit
= make_number (20);
4351 DEFVAR_LISP ("default-frame-alist", Vdefault_frame_alist
,
4352 doc
: /* Alist of default values for frame creation.
4353 These may be set in your init file, like this:
4354 (setq default-frame-alist '((width . 80) (height . 55) (menu-bar-lines . 1)))
4355 These override values given in window system configuration data,
4356 including X Windows' defaults database.
4357 For values specific to the first Emacs frame, see `initial-frame-alist'.
4358 For window-system specific values, see `window-system-default-frame-alist'.
4359 For values specific to the separate minibuffer frame, see
4360 `minibuffer-frame-alist'.
4361 The `menu-bar-lines' element of the list controls whether new frames
4362 have menu bars; `menu-bar-mode' works by altering this element.
4363 Setting this variable does not affect existing frames, only new ones. */);
4364 Vdefault_frame_alist
= Qnil
;
4366 DEFVAR_LISP ("default-frame-scroll-bars", Vdefault_frame_scroll_bars
,
4367 doc
: /* Default position of scroll bars on this window-system. */);
4368 #ifdef HAVE_WINDOW_SYSTEM
4369 #if defined (HAVE_NTGUI) || defined (NS_IMPL_COCOA) || (defined (USE_GTK) && defined (USE_TOOLKIT_SCROLL_BARS))
4370 /* MS-Windows, Mac OS X, and GTK have scroll bars on the right by
4372 Vdefault_frame_scroll_bars
= Qright
;
4374 Vdefault_frame_scroll_bars
= Qleft
;
4377 Vdefault_frame_scroll_bars
= Qnil
;
4380 DEFVAR_LISP ("terminal-frame", Vterminal_frame
,
4381 doc
: /* The initial frame-object, which represents Emacs's stdout. */);
4383 DEFVAR_LISP ("mouse-position-function", Vmouse_position_function
,
4384 doc
: /* If non-nil, function to transform normal value of `mouse-position'.
4385 `mouse-position' calls this function, passing its usual return value as
4386 argument, and returns whatever this function returns.
4387 This abnormal hook exists for the benefit of packages like `xt-mouse.el'
4388 which need to do mouse handling at the Lisp level. */);
4389 Vmouse_position_function
= Qnil
;
4391 DEFVAR_LISP ("mouse-highlight", Vmouse_highlight
,
4392 doc
: /* If non-nil, clickable text is highlighted when mouse is over it.
4393 If the value is an integer, highlighting is only shown after moving the
4394 mouse, while keyboard input turns off the highlight even when the mouse
4395 is over the clickable text. However, the mouse shape still indicates
4396 when the mouse is over clickable text. */);
4397 Vmouse_highlight
= Qt
;
4399 DEFVAR_LISP ("make-pointer-invisible", Vmake_pointer_invisible
,
4400 doc
: /* If non-nil, make pointer invisible while typing.
4401 The pointer becomes visible again when the mouse is moved. */);
4402 Vmake_pointer_invisible
= Qt
;
4404 DEFVAR_LISP ("delete-frame-functions", Vdelete_frame_functions
,
4405 doc
: /* Functions to be run before deleting a frame.
4406 The functions are run with one arg, the frame to be deleted.
4409 Note that functions in this list may be called just before the frame is
4410 actually deleted, or some time later (or even both when an earlier function
4411 in `delete-frame-functions' (indirectly) calls `delete-frame'
4413 Vdelete_frame_functions
= Qnil
;
4414 DEFSYM (Qdelete_frame_functions
, "delete-frame-functions");
4416 DEFVAR_LISP ("menu-bar-mode", Vmenu_bar_mode
,
4417 doc
: /* Non-nil if Menu-Bar mode is enabled.
4418 See the command `menu-bar-mode' for a description of this minor mode.
4419 Setting this variable directly does not take effect;
4420 either customize it (see the info node `Easy Customization')
4421 or call the function `menu-bar-mode'. */);
4422 Vmenu_bar_mode
= Qt
;
4424 DEFVAR_LISP ("tool-bar-mode", Vtool_bar_mode
,
4425 doc
: /* Non-nil if Tool-Bar mode is enabled.
4426 See the command `tool-bar-mode' for a description of this minor mode.
4427 Setting this variable directly does not take effect;
4428 either customize it (see the info node `Easy Customization')
4429 or call the function `tool-bar-mode'. */);
4430 #ifdef HAVE_WINDOW_SYSTEM
4431 Vtool_bar_mode
= Qt
;
4433 Vtool_bar_mode
= Qnil
;
4436 DEFVAR_KBOARD ("default-minibuffer-frame", Vdefault_minibuffer_frame
,
4437 doc
: /* Minibufferless frames use this frame's minibuffer.
4439 Emacs cannot create minibufferless frames unless this is set to an
4440 appropriate surrogate.
4442 Emacs consults this variable only when creating minibufferless
4443 frames; once the frame is created, it sticks with its assigned
4444 minibuffer, no matter what this variable is set to. This means that
4445 this variable doesn't necessarily say anything meaningful about the
4446 current set of frames, or where the minibuffer is currently being
4449 This variable is local to the current terminal and cannot be buffer-local. */);
4451 DEFVAR_BOOL ("focus-follows-mouse", focus_follows_mouse
,
4452 doc
: /* Non-nil if window system changes focus when you move the mouse.
4453 You should set this variable to tell Emacs how your window manager
4454 handles focus, since there is no way in general for Emacs to find out
4455 automatically. See also `mouse-autoselect-window'. */);
4456 focus_follows_mouse
= 0;
4458 staticpro (&Vframe_list
);
4461 defsubr (&Sframe_live_p
);
4462 defsubr (&Swindow_system
);
4463 defsubr (&Smake_terminal_frame
);
4464 defsubr (&Shandle_switch_frame
);
4465 defsubr (&Sselect_frame
);
4466 defsubr (&Sselected_frame
);
4467 defsubr (&Sframe_list
);
4468 defsubr (&Snext_frame
);
4469 defsubr (&Sprevious_frame
);
4470 defsubr (&Sdelete_frame
);
4471 defsubr (&Smouse_position
);
4472 defsubr (&Smouse_pixel_position
);
4473 defsubr (&Sset_mouse_position
);
4474 defsubr (&Sset_mouse_pixel_position
);
4476 defsubr (&Sframe_configuration
);
4477 defsubr (&Srestore_frame_configuration
);
4479 defsubr (&Smake_frame_visible
);
4480 defsubr (&Smake_frame_invisible
);
4481 defsubr (&Siconify_frame
);
4482 defsubr (&Sframe_visible_p
);
4483 defsubr (&Svisible_frame_list
);
4484 defsubr (&Sraise_frame
);
4485 defsubr (&Slower_frame
);
4486 defsubr (&Sredirect_frame_focus
);
4487 defsubr (&Sframe_focus
);
4488 defsubr (&Sframe_parameters
);
4489 defsubr (&Sframe_parameter
);
4490 defsubr (&Smodify_frame_parameters
);
4491 defsubr (&Sframe_char_height
);
4492 defsubr (&Sframe_char_width
);
4493 defsubr (&Sframe_pixel_height
);
4494 defsubr (&Sframe_pixel_width
);
4495 defsubr (&Stool_bar_pixel_width
);
4496 defsubr (&Sset_frame_height
);
4497 defsubr (&Sset_frame_width
);
4498 defsubr (&Sset_frame_size
);
4499 defsubr (&Sset_frame_position
);
4500 defsubr (&Sframe_pointer_visible_p
);
4502 #ifdef HAVE_WINDOW_SYSTEM
4503 defsubr (&Sx_get_resource
);
4504 defsubr (&Sx_parse_geometry
);