1 /* Generic frame functions.
2 Copyright (C) 1993, 1994, 1995, 1997, 1999, 2000, 2001, 2002, 2003,
3 2004, 2005, 2006, 2007, 2008 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/>. */
25 #include "character.h"
36 /* These help us bind and responding to switch-frame events. */
40 #include "blockinput.h"
42 #include "termhooks.h"
43 #include "dispextern.h"
45 #ifdef HAVE_WINDOW_SYSTEM
55 #ifdef HAVE_WINDOW_SYSTEM
57 /* The name we're using in resource queries. Most often "emacs". */
59 Lisp_Object Vx_resource_name
;
61 /* The application class we're using in resource queries.
64 Lisp_Object Vx_resource_class
;
66 /* Lower limit value of the frame opacity (alpha transparency). */
68 Lisp_Object Vframe_alpha_lower_limit
;
73 Lisp_Object Qns_parse_geometry
;
76 Lisp_Object Qframep
, Qframe_live_p
;
77 Lisp_Object Qicon
, Qmodeline
;
79 Lisp_Object Qx
, Qw32
, Qmac
, Qpc
, Qns
;
81 Lisp_Object Qdisplay_type
;
82 Lisp_Object Qbackground_mode
;
85 Lisp_Object Qx_frame_parameter
;
86 Lisp_Object Qx_resource_name
;
87 Lisp_Object Qterminal
;
88 Lisp_Object Qterminal_live_p
;
90 /* Frame parameters (set or reported). */
92 Lisp_Object Qauto_raise
, Qauto_lower
;
93 Lisp_Object Qborder_color
, Qborder_width
;
94 Lisp_Object Qcursor_color
, Qcursor_type
;
95 Lisp_Object Qgeometry
; /* Not used */
96 Lisp_Object Qheight
, Qwidth
;
97 Lisp_Object Qleft
, Qright
;
98 Lisp_Object Qicon_left
, Qicon_top
, Qicon_type
, Qicon_name
;
99 Lisp_Object Qinternal_border_width
;
100 Lisp_Object Qmouse_color
;
101 Lisp_Object Qminibuffer
;
102 Lisp_Object Qscroll_bar_width
, Qvertical_scroll_bars
;
103 Lisp_Object Qvisibility
;
104 Lisp_Object Qscroll_bar_foreground
, Qscroll_bar_background
;
105 Lisp_Object Qscreen_gamma
;
106 Lisp_Object Qline_spacing
;
107 Lisp_Object Quser_position
, Quser_size
;
108 Lisp_Object Qwait_for_wm
;
109 Lisp_Object Qwindow_id
;
110 #ifdef HAVE_X_WINDOWS
111 Lisp_Object Qouter_window_id
;
113 Lisp_Object Qparent_id
;
114 Lisp_Object Qtitle
, Qname
;
115 Lisp_Object Qexplicit_name
;
116 Lisp_Object Qunsplittable
;
117 Lisp_Object Qmenu_bar_lines
, Qtool_bar_lines
;
118 Lisp_Object Qleft_fringe
, Qright_fringe
;
119 Lisp_Object Qbuffer_predicate
, Qbuffer_list
, Qburied_buffer_list
;
120 Lisp_Object Qtty_color_mode
;
121 Lisp_Object Qtty
, Qtty_type
;
123 Lisp_Object Qfullscreen
, Qfullwidth
, Qfullheight
, Qfullboth
;
124 Lisp_Object Qfont_backend
;
127 Lisp_Object Qface_set_after_frame_default
;
129 Lisp_Object Vterminal_frame
;
130 Lisp_Object Vdefault_frame_alist
;
131 Lisp_Object Vdefault_frame_scroll_bars
;
132 Lisp_Object Vmouse_position_function
;
133 Lisp_Object Vmouse_highlight
;
134 static Lisp_Object Vdelete_frame_functions
, Qdelete_frame_functions
;
136 int focus_follows_mouse
;
139 set_menu_bar_lines_1 (window
, n
)
143 struct window
*w
= XWINDOW (window
);
145 XSETFASTINT (w
->last_modified
, 0);
146 XSETFASTINT (w
->top_line
, XFASTINT (w
->top_line
) + n
);
147 XSETFASTINT (w
->total_lines
, XFASTINT (w
->total_lines
) - n
);
149 if (INTEGERP (w
->orig_top_line
))
150 XSETFASTINT (w
->orig_top_line
, XFASTINT (w
->orig_top_line
) + n
);
151 if (INTEGERP (w
->orig_total_lines
))
152 XSETFASTINT (w
->orig_total_lines
, XFASTINT (w
->orig_total_lines
) - n
);
154 /* Handle just the top child in a vertical split. */
155 if (!NILP (w
->vchild
))
156 set_menu_bar_lines_1 (w
->vchild
, n
);
158 /* Adjust all children in a horizontal split. */
159 for (window
= w
->hchild
; !NILP (window
); window
= w
->next
)
161 w
= XWINDOW (window
);
162 set_menu_bar_lines_1 (window
, n
);
167 set_menu_bar_lines (f
, value
, oldval
)
169 Lisp_Object value
, oldval
;
172 int olines
= FRAME_MENU_BAR_LINES (f
);
174 /* Right now, menu bars don't work properly in minibuf-only frames;
175 most of the commands try to apply themselves to the minibuffer
176 frame itself, and get an error because you can't switch buffers
177 in or split the minibuffer window. */
178 if (FRAME_MINIBUF_ONLY_P (f
))
181 if (INTEGERP (value
))
182 nlines
= XINT (value
);
186 if (nlines
!= olines
)
188 windows_or_buffers_changed
++;
189 FRAME_WINDOW_SIZES_CHANGED (f
) = 1;
190 FRAME_MENU_BAR_LINES (f
) = nlines
;
191 set_menu_bar_lines_1 (f
->root_window
, nlines
- olines
);
196 Lisp_Object Vemacs_iconified
;
197 Lisp_Object Vframe_list
;
199 extern Lisp_Object Vminibuffer_list
;
200 extern Lisp_Object
get_minibuffer ();
201 extern Lisp_Object
Fhandle_switch_frame ();
202 extern Lisp_Object
Fredirect_frame_focus ();
203 extern Lisp_Object
x_get_focus_frame ();
205 DEFUN ("framep", Fframep
, Sframep
, 1, 1, 0,
206 doc
: /* Return non-nil if OBJECT is a frame.
207 Value is t for a termcap frame (a character-only terminal),
208 `x' for an Emacs frame that is really an X window,
209 `w32' for an Emacs frame that is a window on MS-Windows display,
210 `ns' for an Emacs frame on a GNUstep or Macintosh Cocoa display,
211 `pc' for a direct-write MS-DOS frame.
212 See also `frame-live-p'. */)
216 if (!FRAMEP (object
))
218 switch (XFRAME (object
)->output_method
)
220 case output_initial
: /* The initial frame is like a termcap frame. */
223 case output_x_window
:
227 case output_msdos_raw
:
238 DEFUN ("frame-live-p", Fframe_live_p
, Sframe_live_p
, 1, 1, 0,
239 doc
: /* Return non-nil if OBJECT is a frame which has not been deleted.
240 Value is nil if OBJECT is not a live frame. If object is a live
241 frame, the return value indicates what sort of terminal device it is
242 displayed on. See the documentation of `framep' for possible
247 return ((FRAMEP (object
)
248 && FRAME_LIVE_P (XFRAME (object
)))
253 DEFUN ("window-system", Fwindow_system
, Swindow_system
, 0, 1, 0,
254 doc
: /* The name of the window system that FRAME is displaying through.
255 The value is a symbol---for instance, 'x' for X windows.
256 The value is nil if Emacs is using a text-only terminal.
258 FRAME defaults to the currently selected frame. */)
264 frame
= selected_frame
;
266 type
= Fframep (frame
);
269 wrong_type_argument (Qframep
, frame
);
282 register struct frame
*f
;
283 register Lisp_Object root_window
;
284 register Lisp_Object mini_window
;
286 f
= allocate_frame ();
287 XSETFRAME (frame
, f
);
289 f
->desired_matrix
= 0;
290 f
->current_matrix
= 0;
293 f
->glyphs_initialized_p
= 0;
294 f
->decode_mode_spec_buffer
= 0;
296 f
->async_visible
= 0;
297 f
->output_data
.nothing
= 0;
299 f
->async_iconified
= 0;
300 f
->wants_modeline
= 1;
305 f
->has_minibuffer
= mini_p
;
306 f
->focus_frame
= Qnil
;
307 f
->explicit_name
= 0;
308 f
->can_have_scroll_bars
= 0;
309 f
->vertical_scroll_bar_type
= vertical_scroll_bar_none
;
310 f
->param_alist
= Qnil
;
311 f
->scroll_bars
= Qnil
;
312 f
->condemned_scroll_bars
= Qnil
;
313 f
->face_alist
= Qnil
;
314 f
->face_cache
= NULL
;
315 f
->menu_bar_items
= Qnil
;
316 f
->menu_bar_vector
= Qnil
;
317 f
->menu_bar_items_used
= 0;
318 f
->buffer_predicate
= Qnil
;
319 f
->buffer_list
= Qnil
;
320 f
->buried_buffer_list
= Qnil
;
323 f
->menu_bar_window
= Qnil
;
324 f
->tool_bar_window
= Qnil
;
325 f
->tool_bar_items
= Qnil
;
326 f
->desired_tool_bar_string
= f
->current_tool_bar_string
= Qnil
;
327 f
->n_tool_bar_items
= 0;
328 f
->left_fringe_width
= f
->right_fringe_width
= 0;
330 f
->scroll_bar_actual_width
= 0;
332 f
->internal_border_width
= 0;
333 f
->column_width
= 1; /* !FRAME_WINDOW_P value */
334 f
->line_height
= 1; /* !FRAME_WINDOW_P value */
335 f
->x_pixels_diff
= f
->y_pixels_diff
= 0;
336 #ifdef HAVE_WINDOW_SYSTEM
337 f
->want_fullscreen
= FULLSCREEN_NONE
;
339 f
->size_hint_flags
= 0;
341 f
->font_driver_list
= NULL
;
342 f
->font_data_list
= NULL
;
344 root_window
= make_window ();
347 mini_window
= make_window ();
348 XWINDOW (root_window
)->next
= mini_window
;
349 XWINDOW (mini_window
)->prev
= root_window
;
350 XWINDOW (mini_window
)->mini_p
= Qt
;
351 XWINDOW (mini_window
)->frame
= frame
;
352 f
->minibuffer_window
= mini_window
;
357 XWINDOW (root_window
)->next
= Qnil
;
358 f
->minibuffer_window
= Qnil
;
361 XWINDOW (root_window
)->frame
= frame
;
364 just so that there is "something there."
365 Correct size will be set up later with change_frame_size. */
367 SET_FRAME_COLS (f
, 10);
368 FRAME_LINES (f
) = 10;
370 XSETFASTINT (XWINDOW (root_window
)->total_cols
, 10);
371 XSETFASTINT (XWINDOW (root_window
)->total_lines
, (mini_p
? 9 : 10));
375 XSETFASTINT (XWINDOW (mini_window
)->total_cols
, 10);
376 XSETFASTINT (XWINDOW (mini_window
)->top_line
, 9);
377 XSETFASTINT (XWINDOW (mini_window
)->total_lines
, 1);
380 /* Choose a buffer for the frame's root window. */
384 XWINDOW (root_window
)->buffer
= Qt
;
385 buf
= Fcurrent_buffer ();
386 /* If buf is a 'hidden' buffer (i.e. one whose name starts with
387 a space), try to find another one. */
388 if (SREF (Fbuffer_name (buf
), 0) == ' ')
389 buf
= Fother_buffer (buf
, Qnil
, Qnil
);
391 /* Use set_window_buffer, not Fset_window_buffer, and don't let
392 hooks be run by it. The reason is that the whole frame/window
393 arrangement is not yet fully intialized at this point. Windows
394 don't have the right size, glyph matrices aren't initialized
395 etc. Running Lisp functions at this point surely ends in a
397 set_window_buffer (root_window
, buf
, 0, 0);
398 f
->buffer_list
= Fcons (buf
, Qnil
);
403 XWINDOW (mini_window
)->buffer
= Qt
;
404 set_window_buffer (mini_window
,
405 (NILP (Vminibuffer_list
)
407 : Fcar (Vminibuffer_list
)),
411 f
->root_window
= root_window
;
412 f
->selected_window
= root_window
;
413 /* Make sure this window seems more recently used than
414 a newly-created, never-selected window. */
415 ++window_select_count
;
416 XSETFASTINT (XWINDOW (f
->selected_window
)->use_time
, window_select_count
);
418 f
->default_face_done_p
= 0;
423 #ifdef HAVE_WINDOW_SYSTEM
424 /* Make a frame using a separate minibuffer window on another frame.
425 MINI_WINDOW is the minibuffer window to use. nil means use the
426 default (the global minibuffer). */
429 make_frame_without_minibuffer (mini_window
, kb
, display
)
430 register Lisp_Object mini_window
;
434 register struct frame
*f
;
437 if (!NILP (mini_window
))
438 CHECK_LIVE_WINDOW (mini_window
);
440 if (!NILP (mini_window
)
441 && FRAME_KBOARD (XFRAME (XWINDOW (mini_window
)->frame
)) != kb
)
442 error ("Frame and minibuffer must be on the same terminal");
444 /* Make a frame containing just a root window. */
447 if (NILP (mini_window
))
449 /* Use default-minibuffer-frame if possible. */
450 if (!FRAMEP (kb
->Vdefault_minibuffer_frame
)
451 || ! FRAME_LIVE_P (XFRAME (kb
->Vdefault_minibuffer_frame
)))
453 Lisp_Object frame_dummy
;
455 XSETFRAME (frame_dummy
, f
);
456 GCPRO1 (frame_dummy
);
457 /* If there's no minibuffer frame to use, create one. */
458 kb
->Vdefault_minibuffer_frame
=
459 call1 (intern ("make-initial-minibuffer-frame"), display
);
463 mini_window
= XFRAME (kb
->Vdefault_minibuffer_frame
)->minibuffer_window
;
466 f
->minibuffer_window
= mini_window
;
468 /* Make the chosen minibuffer window display the proper minibuffer,
469 unless it is already showing a minibuffer. */
470 if (NILP (Fmemq (XWINDOW (mini_window
)->buffer
, Vminibuffer_list
)))
471 Fset_window_buffer (mini_window
,
472 (NILP (Vminibuffer_list
)
474 : Fcar (Vminibuffer_list
)), Qnil
);
478 /* Make a frame containing only a minibuffer window. */
481 make_minibuffer_frame ()
483 /* First make a frame containing just a root window, no minibuffer. */
485 register struct frame
*f
= make_frame (0);
486 register Lisp_Object mini_window
;
487 register Lisp_Object frame
;
489 XSETFRAME (frame
, f
);
494 f
->wants_modeline
= 0;
495 f
->has_minibuffer
= 1;
497 /* Now label the root window as also being the minibuffer.
498 Avoid infinite looping on the window chain by marking next pointer
501 mini_window
= f
->minibuffer_window
= f
->root_window
;
502 XWINDOW (mini_window
)->mini_p
= Qt
;
503 XWINDOW (mini_window
)->next
= Qnil
;
504 XWINDOW (mini_window
)->prev
= Qnil
;
505 XWINDOW (mini_window
)->frame
= frame
;
507 /* Put the proper buffer in that window. */
509 Fset_window_buffer (mini_window
,
510 (NILP (Vminibuffer_list
)
512 : Fcar (Vminibuffer_list
)), Qnil
);
515 #endif /* HAVE_WINDOW_SYSTEM */
517 /* Construct a frame that refers to a terminal. */
519 static int tty_frame_count
;
522 make_initial_frame (void)
525 struct terminal
*terminal
;
528 eassert (initial_kboard
);
530 /* The first call must initialize Vframe_list. */
531 if (! (NILP (Vframe_list
) || CONSP (Vframe_list
)))
534 terminal
= init_initial_terminal ();
537 XSETFRAME (frame
, f
);
539 Vframe_list
= Fcons (frame
, Vframe_list
);
542 f
->name
= build_string ("F1");
545 f
->async_visible
= 1;
547 f
->output_method
= terminal
->type
;
548 f
->terminal
= terminal
;
549 f
->terminal
->reference_count
++;
550 f
->output_data
.nothing
= 0;
552 FRAME_FOREGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_FG_COLOR
;
553 FRAME_BACKGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_BG_COLOR
;
555 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
556 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = vertical_scroll_bar_none
;
560 init_frame_faces (f
);
568 make_terminal_frame (struct terminal
*terminal
)
570 register struct frame
*f
;
575 error ("Terminal is not live, can't create new frames on it");
579 XSETFRAME (frame
, f
);
580 Vframe_list
= Fcons (frame
, Vframe_list
);
583 sprintf (name
, "F%d", tty_frame_count
);
584 f
->name
= build_string (name
);
586 f
->visible
= 1; /* FRAME_SET_VISIBLE wd set frame_garbaged. */
587 f
->async_visible
= 1; /* Don't let visible be cleared later. */
588 f
->terminal
= terminal
;
589 f
->terminal
->reference_count
++;
591 f
->output_data
.tty
->display_info
= &the_only_display_info
;
592 if (!inhibit_window_system
593 && (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
))
594 || XFRAME (selected_frame
)->output_method
== output_msdos_raw
))
595 f
->output_method
= output_msdos_raw
;
597 f
->output_method
= output_termcap
;
600 f
->output_method
= output_termcap
;
601 create_tty_output (f
);
603 FRAME_FOREGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_FG_COLOR
;
604 FRAME_BACKGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_BG_COLOR
;
608 FRAME_FOREGROUND_PIXEL(f
) = FACE_TTY_DEFAULT_FG_COLOR
;
609 FRAME_BACKGROUND_PIXEL(f
) = FACE_TTY_DEFAULT_BG_COLOR
;
613 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
614 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = vertical_scroll_bar_none
;
616 /* Set the top frame to the newly created frame. */
617 if (FRAMEP (FRAME_TTY (f
)->top_frame
)
618 && FRAME_LIVE_P (XFRAME (FRAME_TTY (f
)->top_frame
)))
619 XFRAME (FRAME_TTY (f
)->top_frame
)->async_visible
= 2; /* obscured */
621 FRAME_TTY (f
)->top_frame
= frame
;
624 init_frame_faces (f
);
629 /* Get a suitable value for frame parameter PARAMETER for a newly
630 created frame, based on (1) the user-supplied frame parameter
631 alist SUPPLIED_PARMS, (2) CURRENT_VALUE, and finally, if all else
632 fails, (3) Vdefault_frame_alist. */
635 get_future_frame_param (Lisp_Object parameter
,
636 Lisp_Object supplied_parms
,
641 result
= Fassq (parameter
, supplied_parms
);
643 result
= Fassq (parameter
, XFRAME (selected_frame
)->param_alist
);
644 if (NILP (result
) && current_value
!= NULL
)
645 result
= build_string (current_value
);
647 result
= Fassq (parameter
, Vdefault_frame_alist
);
648 if (!NILP (result
) && !STRINGP (result
))
649 result
= XCDR (result
);
650 if (NILP (result
) || !STRINGP (result
))
656 DEFUN ("make-terminal-frame", Fmake_terminal_frame
, Smake_terminal_frame
,
658 doc
: /* Create an additional terminal frame, possibly on another terminal.
659 This function takes one argument, an alist specifying frame parameters.
661 You can create multiple frames on a single text-only terminal, but
662 only one of them (the selected terminal frame) is actually displayed.
664 In practice, generally you don't need to specify any parameters,
665 except when you want to create a new frame on another terminal.
666 In that case, the `tty' parameter specifies the device file to open,
667 and the `tty-type' parameter specifies the terminal type. Example:
669 (make-terminal-frame '((tty . "/dev/pts/5") (tty-type . "xterm")))
671 Note that changing the size of one terminal frame automatically
672 affects all frames on the same terminal device. */)
677 struct terminal
*t
= NULL
;
678 Lisp_Object frame
, tem
;
679 struct frame
*sf
= SELECTED_FRAME ();
682 if (sf
->output_method
!= output_msdos_raw
683 && sf
->output_method
!= output_termcap
)
685 #else /* not MSDOS */
687 #ifdef WINDOWSNT /* This should work now! */
688 if (sf
->output_method
!= output_termcap
)
689 error ("Not using an ASCII terminal now; cannot make a new ASCII frame");
691 #endif /* not MSDOS */
694 Lisp_Object terminal
;
696 terminal
= Fassq (Qterminal
, parms
);
697 if (!NILP (terminal
))
699 terminal
= XCDR (terminal
);
700 t
= get_terminal (terminal
, 1);
703 if (t
&& t
!= the_only_display_info
.terminal
)
704 /* msdos.c assumes a single tty_display_info object. */
705 error ("Multiple terminals are not supported on this platform");
707 t
= the_only_display_info
.terminal
;
713 char *name
= 0, *type
= 0;
714 Lisp_Object tty
, tty_type
;
716 tty
= get_future_frame_param
717 (Qtty
, parms
, (FRAME_TERMCAP_P (XFRAME (selected_frame
))
718 ? FRAME_TTY (XFRAME (selected_frame
))->name
722 name
= (char *) alloca (SBYTES (tty
) + 1);
723 strncpy (name
, SDATA (tty
), SBYTES (tty
));
724 name
[SBYTES (tty
)] = 0;
727 tty_type
= get_future_frame_param
728 (Qtty_type
, parms
, (FRAME_TERMCAP_P (XFRAME (selected_frame
))
729 ? FRAME_TTY (XFRAME (selected_frame
))->type
731 if (!NILP (tty_type
))
733 type
= (char *) alloca (SBYTES (tty_type
) + 1);
734 strncpy (type
, SDATA (tty_type
), SBYTES (tty_type
));
735 type
[SBYTES (tty_type
)] = 0;
738 t
= init_tty (name
, type
, 0); /* Errors are not fatal. */
741 f
= make_terminal_frame (t
);
745 get_tty_size (fileno (FRAME_TTY (f
)->input
), &width
, &height
);
746 change_frame_size (f
, height
, width
, 0, 0, 0);
751 XSETFRAME (frame
, f
);
752 Fmodify_frame_parameters (frame
, Vdefault_frame_alist
);
753 Fmodify_frame_parameters (frame
, parms
);
754 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty_type
,
755 build_string (t
->display_info
.tty
->type
)),
757 if (t
->display_info
.tty
->name
!= NULL
)
758 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty
,
759 build_string (t
->display_info
.tty
->name
)),
762 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty
, Qnil
), Qnil
));
764 /* Make the frame face alist be frame-specific, so that each
765 frame could change its face definitions independently. */
766 f
->face_alist
= Fcopy_alist (sf
->face_alist
);
767 /* Simple Fcopy_alist isn't enough, because we need the contents of
768 the vectors which are the CDRs of associations in face_alist to
769 be copied as well. */
770 for (tem
= f
->face_alist
; CONSP (tem
); tem
= XCDR (tem
))
771 XSETCDR (XCAR (tem
), Fcopy_sequence (XCDR (XCAR (tem
))));
776 /* Perform the switch to frame FRAME.
778 If FRAME is a switch-frame event `(switch-frame FRAME1)', use
781 If TRACK is non-zero and the frame that currently has the focus
782 redirects its focus to the selected frame, redirect that focused
783 frame's focus to FRAME instead.
785 FOR_DELETION non-zero means that the selected frame is being
786 deleted, which includes the possibility that the frame's terminal
789 The value of NORECORD is passed as argument to Fselect_window. */
792 do_switch_frame (frame
, track
, for_deletion
, norecord
)
793 Lisp_Object frame
, norecord
;
794 int track
, for_deletion
;
796 struct frame
*sf
= SELECTED_FRAME ();
798 /* If FRAME is a switch-frame event, extract the frame we should
801 && EQ (XCAR (frame
), Qswitch_frame
)
802 && CONSP (XCDR (frame
)))
803 frame
= XCAR (XCDR (frame
));
805 /* This used to say CHECK_LIVE_FRAME, but apparently it's possible for
806 a switch-frame event to arrive after a frame is no longer live,
807 especially when deleting the initial frame during startup. */
809 if (! FRAME_LIVE_P (XFRAME (frame
)))
812 if (sf
== XFRAME (frame
))
815 /* This is too greedy; it causes inappropriate focus redirection
816 that's hard to get rid of. */
818 /* If a frame's focus has been redirected toward the currently
819 selected frame, we should change the redirection to point to the
820 newly selected frame. This means that if the focus is redirected
821 from a minibufferless frame to a surrogate minibuffer frame, we
822 can use `other-window' to switch between all the frames using
823 that minibuffer frame, and the focus redirection will follow us
829 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
833 if (!FRAMEP (XCAR (tail
)))
836 focus
= FRAME_FOCUS_FRAME (XFRAME (XCAR (tail
)));
838 if (FRAMEP (focus
) && XFRAME (focus
) == SELECTED_FRAME ())
839 Fredirect_frame_focus (XCAR (tail
), frame
);
843 /* Instead, apply it only to the frame we're pointing to. */
844 #ifdef HAVE_WINDOW_SYSTEM
845 if (track
&& FRAME_WINDOW_P (XFRAME (frame
)))
847 Lisp_Object focus
, xfocus
;
849 xfocus
= x_get_focus_frame (XFRAME (frame
));
852 focus
= FRAME_FOCUS_FRAME (XFRAME (xfocus
));
853 if (FRAMEP (focus
) && XFRAME (focus
) == SELECTED_FRAME ())
854 Fredirect_frame_focus (xfocus
, frame
);
857 #endif /* HAVE_X_WINDOWS */
860 if (!for_deletion
&& FRAME_HAS_MINIBUF_P (sf
))
861 resize_mini_window (XWINDOW (FRAME_MINIBUF_WINDOW (sf
)), 1);
863 if (FRAME_TERMCAP_P (XFRAME (frame
)) || FRAME_MSDOS_P (XFRAME (frame
)))
865 if (FRAMEP (FRAME_TTY (XFRAME (frame
))->top_frame
))
866 /* Mark previously displayed frame as now obscured. */
867 XFRAME (FRAME_TTY (XFRAME (frame
))->top_frame
)->async_visible
= 2;
868 XFRAME (frame
)->async_visible
= 1;
869 FRAME_TTY (XFRAME (frame
))->top_frame
= frame
;
872 selected_frame
= frame
;
873 if (! FRAME_MINIBUF_ONLY_P (XFRAME (selected_frame
)))
874 last_nonminibuf_frame
= XFRAME (selected_frame
);
876 Fselect_window (XFRAME (frame
)->selected_window
, norecord
);
879 /* term gets no other notification of this */
884 /* We want to make sure that the next event generates a frame-switch
885 event to the appropriate frame. This seems kludgy to me, but
886 before you take it out, make sure that evaluating something like
887 (select-window (frame-root-window (new-frame))) doesn't end up
888 with your typing being interpreted in the new frame instead of
889 the one you're actually typing in. */
890 internal_last_event_frame
= Qnil
;
895 DEFUN ("select-frame", Fselect_frame
, Sselect_frame
, 1, 2, "e",
896 doc
: /* Select FRAME.
897 Subsequent editing commands apply to its selected window.
898 Optional argument NORECORD means to neither change the order of
899 recently selected windows nor the buffer list.
901 The selection of FRAME lasts until the next time the user does
902 something to select a different frame, or until the next time
903 this function is called. If you are using a window system, the
904 previously selected frame may be restored as the selected frame
905 after return to the command loop, because it still may have the
906 window system's input focus. On a text-only terminal, the next
907 redisplay will display FRAME.
909 This function returns FRAME, or nil if FRAME has been deleted. */)
911 Lisp_Object frame
, norecord
;
913 return do_switch_frame (frame
, 1, 0, norecord
);
917 DEFUN ("handle-switch-frame", Fhandle_switch_frame
, Shandle_switch_frame
, 1, 1, "e",
918 doc
: /* Handle a switch-frame event EVENT.
919 Switch-frame events are usually bound to this function.
920 A switch-frame event tells Emacs that the window manager has requested
921 that the user's events be directed to the frame mentioned in the event.
922 This function selects the selected window of the frame of EVENT.
924 If EVENT is frame object, handle it as if it were a switch-frame event
929 /* Preserve prefix arg that the command loop just cleared. */
930 current_kboard
->Vprefix_arg
= Vcurrent_prefix_arg
;
931 call1 (Vrun_hooks
, Qmouse_leave_buffer_hook
);
932 return do_switch_frame (event
, 0, 0, Qnil
);
935 DEFUN ("selected-frame", Fselected_frame
, Sselected_frame
, 0, 0, 0,
936 doc
: /* Return the frame that is now selected. */)
939 return selected_frame
;
942 DEFUN ("window-frame", Fwindow_frame
, Swindow_frame
, 1, 1, 0,
943 doc
: /* Return the frame object that window WINDOW is on. */)
947 CHECK_LIVE_WINDOW (window
);
948 return XWINDOW (window
)->frame
;
951 DEFUN ("frame-first-window", Fframe_first_window
, Sframe_first_window
, 0, 1, 0,
952 doc
: /* Returns the topmost, leftmost window of FRAME.
953 If omitted, FRAME defaults to the currently selected frame. */)
960 w
= SELECTED_FRAME ()->root_window
;
963 CHECK_LIVE_FRAME (frame
);
964 w
= XFRAME (frame
)->root_window
;
966 while (NILP (XWINDOW (w
)->buffer
))
968 if (! NILP (XWINDOW (w
)->hchild
))
969 w
= XWINDOW (w
)->hchild
;
970 else if (! NILP (XWINDOW (w
)->vchild
))
971 w
= XWINDOW (w
)->vchild
;
978 DEFUN ("active-minibuffer-window", Factive_minibuffer_window
,
979 Sactive_minibuffer_window
, 0, 0, 0,
980 doc
: /* Return the currently active minibuffer window, or nil if none. */)
983 return minibuf_level
? minibuf_window
: Qnil
;
986 DEFUN ("frame-root-window", Fframe_root_window
, Sframe_root_window
, 0, 1, 0,
987 doc
: /* Returns the root-window of FRAME.
988 If omitted, FRAME defaults to the currently selected frame. */)
995 window
= SELECTED_FRAME ()->root_window
;
998 CHECK_LIVE_FRAME (frame
);
999 window
= XFRAME (frame
)->root_window
;
1005 DEFUN ("frame-selected-window", Fframe_selected_window
,
1006 Sframe_selected_window
, 0, 1, 0,
1007 doc
: /* Return the selected window of FRAME.
1008 FRAME defaults to the currently selected frame. */)
1015 window
= SELECTED_FRAME ()->selected_window
;
1018 CHECK_LIVE_FRAME (frame
);
1019 window
= XFRAME (frame
)->selected_window
;
1025 DEFUN ("set-frame-selected-window", Fset_frame_selected_window
,
1026 Sset_frame_selected_window
, 2, 3, 0,
1027 doc
: /* Set selected window of FRAME to WINDOW.
1028 If FRAME is nil, use the selected frame. If FRAME is the
1029 selected frame, this makes WINDOW the selected window.
1030 Optional argument NORECORD non-nil means to neither change the
1031 order of recently selected windows nor the buffer list.
1033 (frame
, window
, norecord
)
1034 Lisp_Object frame
, window
, norecord
;
1037 frame
= selected_frame
;
1039 CHECK_LIVE_FRAME (frame
);
1040 CHECK_LIVE_WINDOW (window
);
1042 if (! EQ (frame
, WINDOW_FRAME (XWINDOW (window
))))
1043 error ("In `set-frame-selected-window', WINDOW is not on FRAME");
1045 if (EQ (frame
, selected_frame
))
1046 return Fselect_window (window
, norecord
);
1048 return XFRAME (frame
)->selected_window
= window
;
1052 DEFUN ("frame-list", Fframe_list
, Sframe_list
,
1054 doc
: /* Return a list of all frames. */)
1058 frames
= Fcopy_sequence (Vframe_list
);
1059 #ifdef HAVE_WINDOW_SYSTEM
1060 if (FRAMEP (tip_frame
))
1061 frames
= Fdelq (tip_frame
, frames
);
1066 /* Return the next frame in the frame list after FRAME.
1067 If MINIBUF is nil, exclude minibuffer-only frames.
1068 If MINIBUF is a window, include only its own frame
1069 and any frame now using that window as the minibuffer.
1070 If MINIBUF is `visible', include all visible frames.
1071 If MINIBUF is 0, include all visible and iconified frames.
1072 Otherwise, include all frames. */
1075 next_frame (frame
, minibuf
)
1077 Lisp_Object minibuf
;
1082 /* There must always be at least one frame in Vframe_list. */
1083 if (! CONSP (Vframe_list
))
1086 /* If this frame is dead, it won't be in Vframe_list, and we'll loop
1087 forever. Forestall that. */
1088 CHECK_LIVE_FRAME (frame
);
1091 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
1098 && ((!FRAME_TERMCAP_P (XFRAME (f
)) && !FRAME_TERMCAP_P (XFRAME (frame
))
1099 && FRAME_KBOARD (XFRAME (f
)) == FRAME_KBOARD (XFRAME (frame
)))
1100 || (FRAME_TERMCAP_P (XFRAME (f
)) && FRAME_TERMCAP_P (XFRAME (frame
))
1101 && FRAME_TTY (XFRAME (f
)) == FRAME_TTY (XFRAME (frame
)))))
1103 /* Decide whether this frame is eligible to be returned. */
1105 /* If we've looped all the way around without finding any
1106 eligible frames, return the original frame. */
1110 /* Let minibuf decide if this frame is acceptable. */
1113 if (! FRAME_MINIBUF_ONLY_P (XFRAME (f
)))
1116 else if (EQ (minibuf
, Qvisible
))
1118 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
1119 if (FRAME_VISIBLE_P (XFRAME (f
)))
1122 else if (INTEGERP (minibuf
) && XINT (minibuf
) == 0)
1124 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
1125 if (FRAME_VISIBLE_P (XFRAME (f
))
1126 || FRAME_ICONIFIED_P (XFRAME (f
)))
1129 else if (WINDOWP (minibuf
))
1131 if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f
)), minibuf
)
1132 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)), f
)
1133 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)),
1134 FRAME_FOCUS_FRAME (XFRAME (f
))))
1146 /* Return the previous frame in the frame list before FRAME.
1147 If MINIBUF is nil, exclude minibuffer-only frames.
1148 If MINIBUF is a window, include only its own frame
1149 and any frame now using that window as the minibuffer.
1150 If MINIBUF is `visible', include all visible frames.
1151 If MINIBUF is 0, include all visible and iconified frames.
1152 Otherwise, include all frames. */
1155 prev_frame (frame
, minibuf
)
1157 Lisp_Object minibuf
;
1162 /* There must always be at least one frame in Vframe_list. */
1163 if (! CONSP (Vframe_list
))
1167 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
1175 if (EQ (frame
, f
) && !NILP (prev
))
1178 if ((!FRAME_TERMCAP_P (XFRAME (f
)) && !FRAME_TERMCAP_P (XFRAME (frame
))
1179 && FRAME_KBOARD (XFRAME (f
)) == FRAME_KBOARD (XFRAME (frame
)))
1180 || (FRAME_TERMCAP_P (XFRAME (f
)) && FRAME_TERMCAP_P (XFRAME (frame
))
1181 && FRAME_TTY (XFRAME (f
)) == FRAME_TTY (XFRAME (frame
))))
1183 /* Decide whether this frame is eligible to be returned,
1184 according to minibuf. */
1187 if (! FRAME_MINIBUF_ONLY_P (XFRAME (f
)))
1190 else if (WINDOWP (minibuf
))
1192 if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f
)), minibuf
)
1193 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)), f
)
1194 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)),
1195 FRAME_FOCUS_FRAME (XFRAME (f
))))
1198 else if (EQ (minibuf
, Qvisible
))
1200 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
1201 if (FRAME_VISIBLE_P (XFRAME (f
)))
1204 else if (XFASTINT (minibuf
) == 0)
1206 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
1207 if (FRAME_VISIBLE_P (XFRAME (f
))
1208 || FRAME_ICONIFIED_P (XFRAME (f
)))
1216 /* We've scanned the entire list. */
1218 /* We went through the whole frame list without finding a single
1219 acceptable frame. Return the original frame. */
1222 /* There were no acceptable frames in the list before FRAME; otherwise,
1223 we would have returned directly from the loop. Since PREV is the last
1224 acceptable frame in the list, return it. */
1229 DEFUN ("next-frame", Fnext_frame
, Snext_frame
, 0, 2, 0,
1230 doc
: /* Return the next frame in the frame list after FRAME.
1231 It considers only frames on the same terminal as FRAME.
1232 By default, skip minibuffer-only frames.
1233 If omitted, FRAME defaults to the selected frame.
1234 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1235 If MINIFRAME is a window, include only its own frame
1236 and any frame now using that window as the minibuffer.
1237 If MINIFRAME is `visible', include all visible frames.
1238 If MINIFRAME is 0, include all visible and iconified frames.
1239 Otherwise, include all frames. */)
1241 Lisp_Object frame
, miniframe
;
1244 frame
= selected_frame
;
1246 CHECK_LIVE_FRAME (frame
);
1247 return next_frame (frame
, miniframe
);
1250 DEFUN ("previous-frame", Fprevious_frame
, Sprevious_frame
, 0, 2, 0,
1251 doc
: /* Return the previous frame in the frame list before FRAME.
1252 It considers only frames on the same terminal as FRAME.
1253 By default, skip minibuffer-only frames.
1254 If omitted, FRAME defaults to the selected frame.
1255 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1256 If MINIFRAME is a window, include only its own frame
1257 and any frame now using that window as the minibuffer.
1258 If MINIFRAME is `visible', include all visible frames.
1259 If MINIFRAME is 0, include all visible and iconified frames.
1260 Otherwise, include all frames. */)
1262 Lisp_Object frame
, miniframe
;
1265 frame
= selected_frame
;
1266 CHECK_LIVE_FRAME (frame
);
1267 return prev_frame (frame
, miniframe
);
1270 /* Return 1 if it is ok to delete frame F;
1271 0 if all frames aside from F are invisible.
1272 (Exception: if F is the terminal frame, and we are using X, return 1.) */
1275 other_visible_frames (f
)
1278 /* We know the selected frame is visible,
1279 so if F is some other frame, it can't be the sole visible one. */
1280 if (f
== SELECTED_FRAME ())
1285 for (frames
= Vframe_list
;
1287 frames
= XCDR (frames
))
1291 this = XCAR (frames
);
1292 /* Verify that the frame's window still exists
1293 and we can still talk to it. And note any recent change
1295 #ifdef HAVE_WINDOW_SYSTEM
1296 if (FRAME_WINDOW_P (XFRAME (this)))
1298 x_sync (XFRAME (this));
1299 FRAME_SAMPLE_VISIBILITY (XFRAME (this));
1303 if (FRAME_VISIBLE_P (XFRAME (this))
1304 || FRAME_ICONIFIED_P (XFRAME (this))
1305 /* Allow deleting the terminal frame when at least
1306 one X frame exists! */
1307 || (FRAME_WINDOW_P (XFRAME (this)) && !FRAME_WINDOW_P (f
)))
1315 /* Error handler for `delete-frame-functions'. */
1317 delete_frame_handler (Lisp_Object arg
)
1319 add_to_log ("Error during `delete-frame': %s", arg
, Qnil
);
1323 extern Lisp_Object Qrun_hook_with_args
;
1325 /* Delete FRAME. When FORCE equals Qnoelisp, delete FRAME
1326 unconditionally. x_connection_closed and delete_terminal use
1327 this. Any other value of FORCE implements the semantics
1328 described for Fdelete_frame. */
1330 delete_frame (frame
, force
)
1331 register Lisp_Object frame
, force
;
1334 struct frame
*sf
= SELECTED_FRAME ();
1337 int minibuffer_selected
;
1339 if (EQ (frame
, Qnil
))
1342 XSETFRAME (frame
, f
);
1346 CHECK_FRAME (frame
);
1350 if (! FRAME_LIVE_P (f
))
1353 if (NILP (force
) && !other_visible_frames (f
))
1354 error ("Attempt to delete the sole visible or iconified frame");
1356 /* x_connection_closed must have set FORCE to `noelisp' in order
1357 to delete the last frame, if it is gone. */
1358 if (NILP (XCDR (Vframe_list
)) && !EQ (force
, Qnoelisp
))
1359 error ("Attempt to delete the only frame");
1361 /* Does this frame have a minibuffer, and is it the surrogate
1362 minibuffer for any other frame? */
1363 if (FRAME_HAS_MINIBUF_P (XFRAME (frame
)))
1367 for (frames
= Vframe_list
;
1369 frames
= XCDR (frames
))
1372 this = XCAR (frames
);
1374 if (! EQ (this, frame
)
1376 WINDOW_FRAME (XWINDOW
1377 (FRAME_MINIBUF_WINDOW (XFRAME (this))))))
1379 /* If we MUST delete this frame, delete the other first.
1380 But do this only if FORCE equals `noelisp'. */
1381 if (EQ (force
, Qnoelisp
))
1382 delete_frame (this, Qnoelisp
);
1384 error ("Attempt to delete a surrogate minibuffer frame");
1389 /* Run `delete-frame-functions' unless FORCE is `noelisp' or
1390 frame is a tooltip. FORCE is set to `noelisp' when handling
1391 a disconnect from the terminal, so we don't dare call Lisp
1393 if (NILP (Vrun_hooks
) || !NILP (Fframe_parameter (frame
, intern ("tooltip"))))
1395 if (EQ (force
, Qnoelisp
))
1397 = Fcons (list3 (Qrun_hook_with_args
, Qdelete_frame_functions
, frame
),
1400 safe_call2 (Qrun_hook_with_args
, Qdelete_frame_functions
, frame
);
1402 /* The hook may sometimes (indirectly) cause the frame to be deleted. */
1403 if (! FRAME_LIVE_P (f
))
1406 /* At this point, we are committed to deleting the frame.
1407 There is no more chance for errors to prevent it. */
1409 minibuffer_selected
= EQ (minibuf_window
, selected_window
);
1411 /* Don't let the frame remain selected. */
1414 Lisp_Object tail
, frame1
;
1416 /* Look for another visible frame on the same terminal. */
1417 frame1
= next_frame (frame
, Qvisible
);
1419 /* If there is none, find *some* other frame. */
1420 if (NILP (frame1
) || EQ (frame1
, frame
))
1422 FOR_EACH_FRAME (tail
, frame1
)
1424 if (! EQ (frame
, frame1
) && FRAME_LIVE_P (XFRAME (frame1
)))
1429 do_switch_frame (frame1
, 0, 1, Qnil
);
1430 sf
= SELECTED_FRAME ();
1433 /* Don't allow minibuf_window to remain on a deleted frame. */
1434 if (EQ (f
->minibuffer_window
, minibuf_window
))
1436 Fset_window_buffer (sf
->minibuffer_window
,
1437 XWINDOW (minibuf_window
)->buffer
, Qnil
);
1438 minibuf_window
= sf
->minibuffer_window
;
1440 /* If the dying minibuffer window was selected,
1441 select the new one. */
1442 if (minibuffer_selected
)
1443 Fselect_window (minibuf_window
, Qnil
);
1446 /* Don't let echo_area_window to remain on a deleted frame. */
1447 if (EQ (f
->minibuffer_window
, echo_area_window
))
1448 echo_area_window
= sf
->minibuffer_window
;
1450 /* Clear any X selections for this frame. */
1451 #ifdef HAVE_X_WINDOWS
1453 x_clear_frame_selections (f
);
1457 This function must be called before the window tree of the
1458 frame is deleted because windows contain dynamically allocated
1462 #ifdef HAVE_WINDOW_SYSTEM
1463 /* Give chance to each font driver to free a frame specific data. */
1464 font_update_drivers (f
, Qnil
);
1467 /* Mark all the windows that used to be on FRAME as deleted, and then
1468 remove the reference to them. */
1469 delete_all_subwindows (XWINDOW (f
->root_window
));
1470 f
->root_window
= Qnil
;
1472 Vframe_list
= Fdelq (frame
, Vframe_list
);
1473 FRAME_SET_VISIBLE (f
, 0);
1475 /* Allow the vector of menu bar contents to be freed in the next
1476 garbage collection. The frame object itself may not be garbage
1477 collected until much later, because recent_keys and other data
1478 structures can still refer to it. */
1479 f
->menu_bar_vector
= Qnil
;
1481 free_font_driver_list (f
);
1483 xfree (f
->decode_mode_spec_buffer
);
1484 xfree (FRAME_INSERT_COST (f
));
1485 xfree (FRAME_DELETEN_COST (f
));
1486 xfree (FRAME_INSERTN_COST (f
));
1487 xfree (FRAME_DELETE_COST (f
));
1488 xfree (FRAME_MESSAGE_BUF (f
));
1490 /* Since some events are handled at the interrupt level, we may get
1491 an event for f at any time; if we zero out the frame's terminal
1492 now, then we may trip up the event-handling code. Instead, we'll
1493 promise that the terminal of the frame must be valid until we
1494 have called the window-system-dependent frame destruction
1497 if (FRAME_TERMINAL (f
)->delete_frame_hook
)
1498 (*FRAME_TERMINAL (f
)->delete_frame_hook
) (f
);
1501 struct terminal
*terminal
= FRAME_TERMINAL (f
);
1502 f
->output_data
.nothing
= 0;
1503 f
->terminal
= 0; /* Now the frame is dead. */
1505 /* If needed, delete the terminal that this frame was on.
1506 (This must be done after the frame is killed.) */
1507 terminal
->reference_count
--;
1508 if (terminal
->reference_count
== 0)
1511 XSETTERMINAL (tmp
, terminal
);
1514 Fdelete_terminal (tmp
, NILP (force
) ? Qt
: force
);
1517 kb
= terminal
->kboard
;
1520 /* If we've deleted the last_nonminibuf_frame, then try to find
1522 if (f
== last_nonminibuf_frame
)
1526 last_nonminibuf_frame
= 0;
1528 for (frames
= Vframe_list
;
1530 frames
= XCDR (frames
))
1532 f
= XFRAME (XCAR (frames
));
1533 if (!FRAME_MINIBUF_ONLY_P (f
))
1535 last_nonminibuf_frame
= f
;
1541 /* If there's no other frame on the same kboard, get out of
1542 single-kboard state if we're in it for this kboard. */
1546 /* Some frame we found on the same kboard, or nil if there are none. */
1547 Lisp_Object frame_on_same_kboard
;
1549 frame_on_same_kboard
= Qnil
;
1551 for (frames
= Vframe_list
;
1553 frames
= XCDR (frames
))
1558 this = XCAR (frames
);
1563 if (kb
== FRAME_KBOARD (f1
))
1564 frame_on_same_kboard
= this;
1567 if (NILP (frame_on_same_kboard
))
1568 not_single_kboard_state (kb
);
1572 /* If we've deleted this keyboard's default_minibuffer_frame, try to
1573 find another one. Prefer minibuffer-only frames, but also notice
1574 frames with other windows. */
1575 if (kb
!= NULL
&& EQ (frame
, kb
->Vdefault_minibuffer_frame
))
1579 /* The last frame we saw with a minibuffer, minibuffer-only or not. */
1580 Lisp_Object frame_with_minibuf
;
1581 /* Some frame we found on the same kboard, or nil if there are none. */
1582 Lisp_Object frame_on_same_kboard
;
1584 frame_on_same_kboard
= Qnil
;
1585 frame_with_minibuf
= Qnil
;
1587 for (frames
= Vframe_list
;
1589 frames
= XCDR (frames
))
1594 this = XCAR (frames
);
1599 /* Consider only frames on the same kboard
1600 and only those with minibuffers. */
1601 if (kb
== FRAME_KBOARD (f1
)
1602 && FRAME_HAS_MINIBUF_P (f1
))
1604 frame_with_minibuf
= this;
1605 if (FRAME_MINIBUF_ONLY_P (f1
))
1609 if (kb
== FRAME_KBOARD (f1
))
1610 frame_on_same_kboard
= this;
1613 if (!NILP (frame_on_same_kboard
))
1615 /* We know that there must be some frame with a minibuffer out
1616 there. If this were not true, all of the frames present
1617 would have to be minibufferless, which implies that at some
1618 point their minibuffer frames must have been deleted, but
1619 that is prohibited at the top; you can't delete surrogate
1620 minibuffer frames. */
1621 if (NILP (frame_with_minibuf
))
1624 kb
->Vdefault_minibuffer_frame
= frame_with_minibuf
;
1627 /* No frames left on this kboard--say no minibuffer either. */
1628 kb
->Vdefault_minibuffer_frame
= Qnil
;
1631 /* Cause frame titles to update--necessary if we now have just one frame. */
1632 update_mode_lines
= 1;
1637 DEFUN ("delete-frame", Fdelete_frame
, Sdelete_frame
, 0, 2, "",
1638 doc
: /* Delete FRAME, permanently eliminating it from use.
1639 FRAME defaults to the selected frame.
1641 A frame may not be deleted if its minibuffer is used by other frames.
1642 Normally, you may not delete a frame if all other frames are invisible,
1643 but if the second optional argument FORCE is non-nil, you may do so.
1645 This function runs `delete-frame-functions' before actually
1646 deleting the frame, unless the frame is a tooltip.
1647 The functions are run with one argument, the frame to be deleted. */)
1649 Lisp_Object frame
, force
;
1651 return delete_frame (frame
, !NILP (force
) ? Qt
: Qnil
);
1655 /* Return mouse position in character cell units. */
1657 DEFUN ("mouse-position", Fmouse_position
, Smouse_position
, 0, 0, 0,
1658 doc
: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1659 The position is given in character cells, where (0, 0) is the
1660 upper-left corner of the frame, X is the horizontal offset, and Y is
1661 the vertical offset.
1662 If Emacs is running on a mouseless terminal or hasn't been programmed
1663 to read the mouse position, it returns the selected frame for FRAME
1664 and nil for X and Y.
1665 If `mouse-position-function' is non-nil, `mouse-position' calls it,
1666 passing the normal return value to that function as an argument,
1667 and returns whatever that function returns. */)
1671 Lisp_Object lispy_dummy
;
1672 enum scroll_bar_part party_dummy
;
1673 Lisp_Object x
, y
, retval
;
1675 unsigned long long_dummy
;
1676 struct gcpro gcpro1
;
1678 f
= SELECTED_FRAME ();
1681 #if defined (HAVE_MOUSE) || defined (HAVE_GPM)
1682 /* It's okay for the hook to refrain from storing anything. */
1683 if (FRAME_TERMINAL (f
)->mouse_position_hook
)
1684 (*FRAME_TERMINAL (f
)->mouse_position_hook
) (&f
, -1,
1685 &lispy_dummy
, &party_dummy
,
1692 pixel_to_glyph_coords (f
, col
, row
, &col
, &row
, NULL
, 1);
1697 XSETFRAME (lispy_dummy
, f
);
1698 retval
= Fcons (lispy_dummy
, Fcons (x
, y
));
1700 if (!NILP (Vmouse_position_function
))
1701 retval
= call1 (Vmouse_position_function
, retval
);
1702 RETURN_UNGCPRO (retval
);
1705 DEFUN ("mouse-pixel-position", Fmouse_pixel_position
,
1706 Smouse_pixel_position
, 0, 0, 0,
1707 doc
: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1708 The position is given in pixel units, where (0, 0) is the
1709 upper-left corner of the frame, X is the horizontal offset, and Y is
1710 the vertical offset.
1711 If Emacs is running on a mouseless terminal or hasn't been programmed
1712 to read the mouse position, it returns the selected frame for FRAME
1713 and nil for X and Y. */)
1717 Lisp_Object lispy_dummy
;
1718 enum scroll_bar_part party_dummy
;
1720 unsigned long long_dummy
;
1722 f
= SELECTED_FRAME ();
1725 #if defined (HAVE_MOUSE) || defined (HAVE_GPM)
1726 /* It's okay for the hook to refrain from storing anything. */
1727 if (FRAME_TERMINAL (f
)->mouse_position_hook
)
1728 (*FRAME_TERMINAL (f
)->mouse_position_hook
) (&f
, -1,
1729 &lispy_dummy
, &party_dummy
,
1733 XSETFRAME (lispy_dummy
, f
);
1734 return Fcons (lispy_dummy
, Fcons (x
, y
));
1737 DEFUN ("set-mouse-position", Fset_mouse_position
, Sset_mouse_position
, 3, 3, 0,
1738 doc
: /* Move the mouse pointer to the center of character cell (X,Y) in FRAME.
1739 Coordinates are relative to the frame, not a window,
1740 so the coordinates of the top left character in the frame
1741 may be nonzero due to left-hand scroll bars or the menu bar.
1743 The position is given in character cells, where (0, 0) is the
1744 upper-left corner of the frame, X is the horizontal offset, and Y is
1745 the vertical offset.
1747 This function is a no-op for an X frame that is not visible.
1748 If you have just created a frame, you must wait for it to become visible
1749 before calling this function on it, like this.
1750 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1752 Lisp_Object frame
, x
, y
;
1754 CHECK_LIVE_FRAME (frame
);
1758 /* I think this should be done with a hook. */
1759 #ifdef HAVE_WINDOW_SYSTEM
1760 if (FRAME_WINDOW_P (XFRAME (frame
)))
1761 /* Warping the mouse will cause enternotify and focus events. */
1762 x_set_mouse_position (XFRAME (frame
), XINT (x
), XINT (y
));
1764 #if defined (MSDOS) && defined (HAVE_MOUSE)
1765 if (FRAME_MSDOS_P (XFRAME (frame
)))
1767 Fselect_frame (frame
, Qnil
);
1768 mouse_moveto (XINT (x
), XINT (y
));
1773 Fselect_frame (frame
, Qnil
);
1774 term_mouse_moveto (XINT (x
), XINT (y
));
1783 DEFUN ("set-mouse-pixel-position", Fset_mouse_pixel_position
,
1784 Sset_mouse_pixel_position
, 3, 3, 0,
1785 doc
: /* Move the mouse pointer to pixel position (X,Y) in FRAME.
1786 The position is given in pixels, where (0, 0) is the upper-left corner
1787 of the frame, X is the horizontal offset, and Y is the vertical offset.
1789 Note, this is a no-op for an X frame that is not visible.
1790 If you have just created a frame, you must wait for it to become visible
1791 before calling this function on it, like this.
1792 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1794 Lisp_Object frame
, x
, y
;
1796 CHECK_LIVE_FRAME (frame
);
1800 /* I think this should be done with a hook. */
1801 #ifdef HAVE_WINDOW_SYSTEM
1802 if (FRAME_WINDOW_P (XFRAME (frame
)))
1803 /* Warping the mouse will cause enternotify and focus events. */
1804 x_set_mouse_pixel_position (XFRAME (frame
), XINT (x
), XINT (y
));
1806 #if defined (MSDOS) && defined (HAVE_MOUSE)
1807 if (FRAME_MSDOS_P (XFRAME (frame
)))
1809 Fselect_frame (frame
, Qnil
);
1810 mouse_moveto (XINT (x
), XINT (y
));
1815 Fselect_frame (frame
, Qnil
);
1816 term_mouse_moveto (XINT (x
), XINT (y
));
1825 static void make_frame_visible_1
P_ ((Lisp_Object
));
1827 DEFUN ("make-frame-visible", Fmake_frame_visible
, Smake_frame_visible
,
1829 doc
: /* Make the frame FRAME visible (assuming it is an X window).
1830 If omitted, FRAME defaults to the currently selected frame. */)
1835 frame
= selected_frame
;
1837 CHECK_LIVE_FRAME (frame
);
1839 /* I think this should be done with a hook. */
1840 #ifdef HAVE_WINDOW_SYSTEM
1841 if (FRAME_WINDOW_P (XFRAME (frame
)))
1843 FRAME_SAMPLE_VISIBILITY (XFRAME (frame
));
1844 x_make_frame_visible (XFRAME (frame
));
1848 make_frame_visible_1 (XFRAME (frame
)->root_window
);
1850 /* Make menu bar update for the Buffers and Frames menus. */
1851 windows_or_buffers_changed
++;
1856 /* Update the display_time slot of the buffers shown in WINDOW
1857 and all its descendents. */
1860 make_frame_visible_1 (window
)
1865 for (;!NILP (window
); window
= w
->next
)
1867 w
= XWINDOW (window
);
1869 if (!NILP (w
->buffer
))
1870 XBUFFER (w
->buffer
)->display_time
= Fcurrent_time ();
1872 if (!NILP (w
->vchild
))
1873 make_frame_visible_1 (w
->vchild
);
1874 if (!NILP (w
->hchild
))
1875 make_frame_visible_1 (w
->hchild
);
1879 DEFUN ("make-frame-invisible", Fmake_frame_invisible
, Smake_frame_invisible
,
1881 doc
: /* Make the frame FRAME invisible (assuming it is an X window).
1882 If omitted, FRAME defaults to the currently selected frame.
1883 Normally you may not make FRAME invisible if all other frames are invisible,
1884 but if the second optional argument FORCE is non-nil, you may do so. */)
1886 Lisp_Object frame
, force
;
1889 frame
= selected_frame
;
1891 CHECK_LIVE_FRAME (frame
);
1893 if (NILP (force
) && !other_visible_frames (XFRAME (frame
)))
1894 error ("Attempt to make invisible the sole visible or iconified frame");
1896 #if 0 /* This isn't logically necessary, and it can do GC. */
1897 /* Don't let the frame remain selected. */
1898 if (EQ (frame
, selected_frame
))
1899 do_switch_frame (next_frame (frame
, Qt
), 0, 0, Qnil
)
1902 /* Don't allow minibuf_window to remain on a deleted frame. */
1903 if (EQ (XFRAME (frame
)->minibuffer_window
, minibuf_window
))
1905 struct frame
*sf
= XFRAME (selected_frame
);
1906 Fset_window_buffer (sf
->minibuffer_window
,
1907 XWINDOW (minibuf_window
)->buffer
, Qnil
);
1908 minibuf_window
= sf
->minibuffer_window
;
1911 /* I think this should be done with a hook. */
1912 #ifdef HAVE_WINDOW_SYSTEM
1913 if (FRAME_WINDOW_P (XFRAME (frame
)))
1914 x_make_frame_invisible (XFRAME (frame
));
1917 /* Make menu bar update for the Buffers and Frames menus. */
1918 windows_or_buffers_changed
++;
1923 DEFUN ("iconify-frame", Ficonify_frame
, Siconify_frame
,
1925 doc
: /* Make the frame FRAME into an icon.
1926 If omitted, FRAME defaults to the currently selected frame. */)
1931 frame
= selected_frame
;
1933 CHECK_LIVE_FRAME (frame
);
1935 #if 0 /* This isn't logically necessary, and it can do GC. */
1936 /* Don't let the frame remain selected. */
1937 if (EQ (frame
, selected_frame
))
1938 Fhandle_switch_frame (next_frame (frame
, Qt
));
1941 /* Don't allow minibuf_window to remain on a deleted frame. */
1942 if (EQ (XFRAME (frame
)->minibuffer_window
, minibuf_window
))
1944 struct frame
*sf
= XFRAME (selected_frame
);
1945 Fset_window_buffer (sf
->minibuffer_window
,
1946 XWINDOW (minibuf_window
)->buffer
, Qnil
);
1947 minibuf_window
= sf
->minibuffer_window
;
1950 /* I think this should be done with a hook. */
1951 #ifdef HAVE_WINDOW_SYSTEM
1952 if (FRAME_WINDOW_P (XFRAME (frame
)))
1953 x_iconify_frame (XFRAME (frame
));
1956 /* Make menu bar update for the Buffers and Frames menus. */
1957 windows_or_buffers_changed
++;
1962 DEFUN ("frame-visible-p", Fframe_visible_p
, Sframe_visible_p
,
1964 doc
: /* Return t if FRAME is now \"visible\" (actually in use for display).
1965 A frame that is not \"visible\" is not updated and, if it works through
1966 a window system, it may not show at all.
1967 Return the symbol `icon' if frame is visible only as an icon.
1969 On a text-only terminal, all frames are considered visible, whether
1970 they are currently being displayed or not, and this function returns t
1975 CHECK_LIVE_FRAME (frame
);
1977 FRAME_SAMPLE_VISIBILITY (XFRAME (frame
));
1979 if (FRAME_VISIBLE_P (XFRAME (frame
)))
1981 if (FRAME_ICONIFIED_P (XFRAME (frame
)))
1986 DEFUN ("visible-frame-list", Fvisible_frame_list
, Svisible_frame_list
,
1988 doc
: /* Return a list of all frames now \"visible\" (being updated). */)
1991 Lisp_Object tail
, frame
;
1996 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
1998 frame
= XCAR (tail
);
1999 if (!FRAMEP (frame
))
2002 if (FRAME_VISIBLE_P (f
))
2003 value
= Fcons (frame
, value
);
2009 DEFUN ("raise-frame", Fraise_frame
, Sraise_frame
, 0, 1, "",
2010 doc
: /* Bring FRAME to the front, so it occludes any frames it overlaps.
2011 If FRAME is invisible or iconified, make it visible.
2012 If you don't specify a frame, the selected frame is used.
2013 If Emacs is displaying on an ordinary terminal or some other device which
2014 doesn't support multiple overlapping frames, this function selects FRAME. */)
2020 frame
= selected_frame
;
2022 CHECK_LIVE_FRAME (frame
);
2026 if (FRAME_TERMCAP_P (f
))
2027 /* On a text-only terminal select FRAME. */
2028 Fselect_frame (frame
, Qnil
);
2030 /* Do like the documentation says. */
2031 Fmake_frame_visible (frame
);
2033 if (FRAME_TERMINAL (f
)->frame_raise_lower_hook
)
2034 (*FRAME_TERMINAL (f
)->frame_raise_lower_hook
) (f
, 1);
2039 /* Should we have a corresponding function called Flower_Power? */
2040 DEFUN ("lower-frame", Flower_frame
, Slower_frame
, 0, 1, "",
2041 doc
: /* Send FRAME to the back, so it is occluded by any frames that overlap it.
2042 If you don't specify a frame, the selected frame is used.
2043 If Emacs is displaying on an ordinary terminal or some other device which
2044 doesn't support multiple overlapping frames, this function does nothing. */)
2051 frame
= selected_frame
;
2053 CHECK_LIVE_FRAME (frame
);
2057 if (FRAME_TERMINAL (f
)->frame_raise_lower_hook
)
2058 (*FRAME_TERMINAL (f
)->frame_raise_lower_hook
) (f
, 0);
2064 DEFUN ("redirect-frame-focus", Fredirect_frame_focus
, Sredirect_frame_focus
,
2066 doc
: /* Arrange for keystrokes typed at FRAME to be sent to FOCUS-FRAME.
2067 In other words, switch-frame events caused by events in FRAME will
2068 request a switch to FOCUS-FRAME, and `last-event-frame' will be
2069 FOCUS-FRAME after reading an event typed at FRAME.
2071 If FOCUS-FRAME is omitted or nil, any existing redirection is
2072 cancelled, and the frame again receives its own keystrokes.
2074 Focus redirection is useful for temporarily redirecting keystrokes to
2075 a surrogate minibuffer frame when a frame doesn't have its own
2078 A frame's focus redirection can be changed by `select-frame'. If frame
2079 FOO is selected, and then a different frame BAR is selected, any
2080 frames redirecting their focus to FOO are shifted to redirect their
2081 focus to BAR. This allows focus redirection to work properly when the
2082 user switches from one frame to another using `select-window'.
2084 This means that a frame whose focus is redirected to itself is treated
2085 differently from a frame whose focus is redirected to nil; the former
2086 is affected by `select-frame', while the latter is not.
2088 The redirection lasts until `redirect-frame-focus' is called to change it. */)
2089 (frame
, focus_frame
)
2090 Lisp_Object frame
, focus_frame
;
2094 /* Note that we don't check for a live frame here. It's reasonable
2095 to redirect the focus of a frame you're about to delete, if you
2096 know what other frame should receive those keystrokes. */
2097 CHECK_FRAME (frame
);
2099 if (! NILP (focus_frame
))
2100 CHECK_LIVE_FRAME (focus_frame
);
2104 f
->focus_frame
= focus_frame
;
2106 if (FRAME_TERMINAL (f
)->frame_rehighlight_hook
)
2107 (*FRAME_TERMINAL (f
)->frame_rehighlight_hook
) (f
);
2113 DEFUN ("frame-focus", Fframe_focus
, Sframe_focus
, 1, 1, 0,
2114 doc
: /* Return the frame to which FRAME's keystrokes are currently being sent.
2115 This returns nil if FRAME's focus is not redirected.
2116 See `redirect-frame-focus'. */)
2120 CHECK_LIVE_FRAME (frame
);
2122 return FRAME_FOCUS_FRAME (XFRAME (frame
));
2127 /* Return the value of frame parameter PROP in frame FRAME. */
2130 get_frame_param (frame
, prop
)
2131 register struct frame
*frame
;
2134 register Lisp_Object tem
;
2136 tem
= Fassq (prop
, frame
->param_alist
);
2142 /* Return the buffer-predicate of the selected frame. */
2145 frame_buffer_predicate (frame
)
2148 return XFRAME (frame
)->buffer_predicate
;
2151 /* Return the buffer-list of the selected frame. */
2154 frame_buffer_list (frame
)
2157 return XFRAME (frame
)->buffer_list
;
2160 /* Set the buffer-list of the selected frame. */
2163 set_frame_buffer_list (frame
, list
)
2164 Lisp_Object frame
, list
;
2166 XFRAME (frame
)->buffer_list
= list
;
2169 /* Discard BUFFER from the buffer-list and buried-buffer-list of each frame. */
2172 frames_discard_buffer (buffer
)
2175 Lisp_Object frame
, tail
;
2177 FOR_EACH_FRAME (tail
, frame
)
2179 XFRAME (frame
)->buffer_list
2180 = Fdelq (buffer
, XFRAME (frame
)->buffer_list
);
2181 XFRAME (frame
)->buried_buffer_list
2182 = Fdelq (buffer
, XFRAME (frame
)->buried_buffer_list
);
2186 /* Modify the alist in *ALISTPTR to associate PROP with VAL.
2187 If the alist already has an element for PROP, we change it. */
2190 store_in_alist (alistptr
, prop
, val
)
2191 Lisp_Object
*alistptr
, val
;
2194 register Lisp_Object tem
;
2196 tem
= Fassq (prop
, *alistptr
);
2198 *alistptr
= Fcons (Fcons (prop
, val
), *alistptr
);
2204 frame_name_fnn_p (str
, len
)
2208 if (len
> 1 && str
[0] == 'F')
2212 strtol (str
+ 1, &end_ptr
, 10);
2214 if (end_ptr
== str
+ len
)
2220 /* Set the name of the terminal frame. Also used by MSDOS frames.
2221 Modeled after x_set_name which is used for WINDOW frames. */
2224 set_term_frame_name (f
, name
)
2228 f
->explicit_name
= ! NILP (name
);
2230 /* If NAME is nil, set the name to F<num>. */
2235 /* Check for no change needed in this very common case
2236 before we do any consing. */
2237 if (frame_name_fnn_p (SDATA (f
->name
),
2242 sprintf (namebuf
, "F%d", tty_frame_count
);
2243 name
= build_string (namebuf
);
2247 CHECK_STRING (name
);
2249 /* Don't change the name if it's already NAME. */
2250 if (! NILP (Fstring_equal (name
, f
->name
)))
2253 /* Don't allow the user to set the frame name to F<num>, so it
2254 doesn't clash with the names we generate for terminal frames. */
2255 if (frame_name_fnn_p (SDATA (name
), SBYTES (name
)))
2256 error ("Frame names of the form F<num> are usurped by Emacs");
2260 update_mode_lines
= 1;
2264 store_frame_param (f
, prop
, val
)
2266 Lisp_Object prop
, val
;
2268 register Lisp_Object old_alist_elt
;
2270 /* The buffer-list parameters are stored in a special place and not
2272 if (EQ (prop
, Qbuffer_list
))
2274 f
->buffer_list
= val
;
2277 if (EQ (prop
, Qburied_buffer_list
))
2279 f
->buried_buffer_list
= val
;
2283 /* If PROP is a symbol which is supposed to have frame-local values,
2284 and it is set up based on this frame, switch to the global
2285 binding. That way, we can create or alter the frame-local binding
2286 without messing up the symbol's status. */
2289 Lisp_Object valcontents
;
2290 valcontents
= SYMBOL_VALUE (prop
);
2291 if ((BUFFER_LOCAL_VALUEP (valcontents
))
2292 && XBUFFER_LOCAL_VALUE (valcontents
)->check_frame
2293 && XBUFFER_LOCAL_VALUE (valcontents
)->found_for_frame
2294 && XFRAME (XBUFFER_LOCAL_VALUE (valcontents
)->frame
) == f
)
2295 swap_in_global_binding (prop
);
2298 /* The tty color needed to be set before the frame's parameter
2299 alist was updated with the new value. This is not true any more,
2300 but we still do this test early on. */
2301 if (FRAME_TERMCAP_P (f
) && EQ (prop
, Qtty_color_mode
)
2302 && f
== FRAME_TTY (f
)->previous_frame
)
2303 /* Force redisplay of this tty. */
2304 FRAME_TTY (f
)->previous_frame
= NULL
;
2306 /* Update the frame parameter alist. */
2307 old_alist_elt
= Fassq (prop
, f
->param_alist
);
2308 if (EQ (old_alist_elt
, Qnil
))
2309 f
->param_alist
= Fcons (Fcons (prop
, val
), f
->param_alist
);
2311 Fsetcdr (old_alist_elt
, val
);
2313 /* Update some other special parameters in their special places
2314 in addition to the alist. */
2316 if (EQ (prop
, Qbuffer_predicate
))
2317 f
->buffer_predicate
= val
;
2319 if (! FRAME_WINDOW_P (f
))
2321 if (EQ (prop
, Qmenu_bar_lines
))
2322 set_menu_bar_lines (f
, val
, make_number (FRAME_MENU_BAR_LINES (f
)));
2323 else if (EQ (prop
, Qname
))
2324 set_term_frame_name (f
, val
);
2327 if (EQ (prop
, Qminibuffer
) && WINDOWP (val
))
2329 if (! MINI_WINDOW_P (XWINDOW (val
)))
2330 error ("Surrogate minibuffer windows must be minibuffer windows");
2332 if ((FRAME_HAS_MINIBUF_P (f
) || FRAME_MINIBUF_ONLY_P (f
))
2333 && !EQ (val
, f
->minibuffer_window
))
2334 error ("Can't change the surrogate minibuffer of a frame with its own minibuffer");
2336 /* Install the chosen minibuffer window, with proper buffer. */
2337 f
->minibuffer_window
= val
;
2341 DEFUN ("frame-parameters", Fframe_parameters
, Sframe_parameters
, 0, 1, 0,
2342 doc
: /* Return the parameters-alist of frame FRAME.
2343 It is a list of elements of the form (PARM . VALUE), where PARM is a symbol.
2344 The meaningful PARMs depend on the kind of frame.
2345 If FRAME is omitted, return information on the currently selected frame. */)
2352 struct gcpro gcpro1
;
2355 frame
= selected_frame
;
2357 CHECK_FRAME (frame
);
2360 if (!FRAME_LIVE_P (f
))
2363 alist
= Fcopy_alist (f
->param_alist
);
2366 if (!FRAME_WINDOW_P (f
))
2368 int fg
= FRAME_FOREGROUND_PIXEL (f
);
2369 int bg
= FRAME_BACKGROUND_PIXEL (f
);
2372 /* If the frame's parameter alist says the colors are
2373 unspecified and reversed, take the frame's background pixel
2374 for foreground and vice versa. */
2375 elt
= Fassq (Qforeground_color
, alist
);
2376 if (CONSP (elt
) && STRINGP (XCDR (elt
)))
2378 if (strncmp (SDATA (XCDR (elt
)),
2380 SCHARS (XCDR (elt
))) == 0)
2381 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, bg
));
2382 else if (strncmp (SDATA (XCDR (elt
)),
2384 SCHARS (XCDR (elt
))) == 0)
2385 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, fg
));
2388 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, fg
));
2389 elt
= Fassq (Qbackground_color
, alist
);
2390 if (CONSP (elt
) && STRINGP (XCDR (elt
)))
2392 if (strncmp (SDATA (XCDR (elt
)),
2394 SCHARS (XCDR (elt
))) == 0)
2395 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, fg
));
2396 else if (strncmp (SDATA (XCDR (elt
)),
2398 SCHARS (XCDR (elt
))) == 0)
2399 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, bg
));
2402 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, bg
));
2403 store_in_alist (&alist
, intern ("font"),
2404 build_string (FRAME_MSDOS_P (f
)
2406 : FRAME_W32_P (f
) ? "w32term"
2409 store_in_alist (&alist
, Qname
, f
->name
);
2410 height
= (f
->new_text_lines
? f
->new_text_lines
: FRAME_LINES (f
));
2411 store_in_alist (&alist
, Qheight
, make_number (height
));
2412 width
= (f
->new_text_cols
? f
->new_text_cols
: FRAME_COLS (f
));
2413 store_in_alist (&alist
, Qwidth
, make_number (width
));
2414 store_in_alist (&alist
, Qmodeline
, (FRAME_WANTS_MODELINE_P (f
) ? Qt
: Qnil
));
2415 store_in_alist (&alist
, Qminibuffer
,
2416 (! FRAME_HAS_MINIBUF_P (f
) ? Qnil
2417 : FRAME_MINIBUF_ONLY_P (f
) ? Qonly
2418 : FRAME_MINIBUF_WINDOW (f
)));
2419 store_in_alist (&alist
, Qunsplittable
, (FRAME_NO_SPLIT_P (f
) ? Qt
: Qnil
));
2420 store_in_alist (&alist
, Qbuffer_list
, frame_buffer_list (frame
));
2421 store_in_alist (&alist
, Qburied_buffer_list
, XFRAME (frame
)->buried_buffer_list
);
2423 /* I think this should be done with a hook. */
2424 #ifdef HAVE_WINDOW_SYSTEM
2425 if (FRAME_WINDOW_P (f
))
2426 x_report_frame_params (f
, &alist
);
2430 /* This ought to be correct in f->param_alist for an X frame. */
2432 XSETFASTINT (lines
, FRAME_MENU_BAR_LINES (f
));
2433 store_in_alist (&alist
, Qmenu_bar_lines
, lines
);
2441 DEFUN ("frame-parameter", Fframe_parameter
, Sframe_parameter
, 2, 2, 0,
2442 doc
: /* Return FRAME's value for parameter PARAMETER.
2443 If FRAME is nil, describe the currently selected frame. */)
2445 Lisp_Object frame
, parameter
;
2451 frame
= selected_frame
;
2453 CHECK_FRAME (frame
);
2454 CHECK_SYMBOL (parameter
);
2459 if (FRAME_LIVE_P (f
))
2461 /* Avoid consing in frequent cases. */
2462 if (EQ (parameter
, Qname
))
2464 #ifdef HAVE_X_WINDOWS
2465 else if (EQ (parameter
, Qdisplay
) && FRAME_X_P (f
))
2466 value
= XCAR (FRAME_X_DISPLAY_INFO (f
)->name_list_element
);
2467 #endif /* HAVE_X_WINDOWS */
2468 else if (EQ (parameter
, Qbackground_color
)
2469 || EQ (parameter
, Qforeground_color
))
2471 value
= Fassq (parameter
, f
->param_alist
);
2474 value
= XCDR (value
);
2475 /* Fframe_parameters puts the actual fg/bg color names,
2476 even if f->param_alist says otherwise. This is
2477 important when param_alist's notion of colors is
2478 "unspecified". We need to do the same here. */
2479 if (STRINGP (value
) && !FRAME_WINDOW_P (f
))
2481 const char *color_name
;
2484 if (EQ (parameter
, Qbackground_color
))
2486 color_name
= SDATA (value
);
2487 csz
= SCHARS (value
);
2488 if (strncmp (color_name
, unspecified_bg
, csz
) == 0)
2489 value
= tty_color_name (f
, FRAME_BACKGROUND_PIXEL (f
));
2490 else if (strncmp (color_name
, unspecified_fg
, csz
) == 0)
2491 value
= tty_color_name (f
, FRAME_FOREGROUND_PIXEL (f
));
2493 else if (EQ (parameter
, Qforeground_color
))
2495 color_name
= SDATA (value
);
2496 csz
= SCHARS (value
);
2497 if (strncmp (color_name
, unspecified_fg
, csz
) == 0)
2498 value
= tty_color_name (f
, FRAME_FOREGROUND_PIXEL (f
));
2499 else if (strncmp (color_name
, unspecified_bg
, csz
) == 0)
2500 value
= tty_color_name (f
, FRAME_BACKGROUND_PIXEL (f
));
2505 value
= Fcdr (Fassq (parameter
, Fframe_parameters (frame
)));
2507 else if (EQ (parameter
, Qdisplay_type
)
2508 || EQ (parameter
, Qbackground_mode
))
2509 value
= Fcdr (Fassq (parameter
, f
->param_alist
));
2511 value
= Fcdr (Fassq (parameter
, Fframe_parameters (frame
)));
2518 DEFUN ("modify-frame-parameters", Fmodify_frame_parameters
,
2519 Smodify_frame_parameters
, 2, 2, 0,
2520 doc
: /* Modify the parameters of frame FRAME according to ALIST.
2521 If FRAME is nil, it defaults to the selected frame.
2522 ALIST is an alist of parameters to change and their new values.
2523 Each element of ALIST has the form (PARM . VALUE), where PARM is a symbol.
2524 The meaningful PARMs depend on the kind of frame.
2525 Undefined PARMs are ignored, but stored in the frame's parameter list
2526 so that `frame-parameters' will return them.
2528 The value of frame parameter FOO can also be accessed
2529 as a frame-local binding for the variable FOO, if you have
2530 enabled such bindings for that variable with `make-variable-frame-local'.
2531 Note that this functionality is obsolete as of Emacs 22.2, and its
2532 use is not recommended. Explicitly check for a frame-parameter instead. */)
2534 Lisp_Object frame
, alist
;
2537 register Lisp_Object tail
, prop
, val
;
2539 if (EQ (frame
, Qnil
))
2540 frame
= selected_frame
;
2541 CHECK_LIVE_FRAME (frame
);
2544 /* I think this should be done with a hook. */
2545 #ifdef HAVE_WINDOW_SYSTEM
2546 if (FRAME_WINDOW_P (f
))
2547 x_set_frame_parameters (f
, alist
);
2551 if (FRAME_MSDOS_P (f
))
2552 IT_set_frame_parameters (f
, alist
);
2557 int length
= XINT (Flength (alist
));
2560 = (Lisp_Object
*) alloca (length
* sizeof (Lisp_Object
));
2562 = (Lisp_Object
*) alloca (length
* sizeof (Lisp_Object
));
2564 /* Extract parm names and values into those vectors. */
2567 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2572 parms
[i
] = Fcar (elt
);
2573 values
[i
] = Fcdr (elt
);
2577 /* Now process them in reverse of specified order. */
2578 for (i
--; i
>= 0; i
--)
2582 store_frame_param (f
, prop
, val
);
2584 /* Changing the background color might change the background
2585 mode, so that we have to load new defface specs.
2586 Call frame-set-background-mode to do that. */
2587 if (EQ (prop
, Qbackground_color
))
2588 call1 (Qframe_set_background_mode
, frame
);
2594 DEFUN ("frame-char-height", Fframe_char_height
, Sframe_char_height
,
2596 doc
: /* Height in pixels of a line in the font in frame FRAME.
2597 If FRAME is omitted, the selected frame is used.
2598 For a terminal frame, the value is always 1. */)
2605 frame
= selected_frame
;
2606 CHECK_FRAME (frame
);
2609 #ifdef HAVE_WINDOW_SYSTEM
2610 if (FRAME_WINDOW_P (f
))
2611 return make_number (x_char_height (f
));
2614 return make_number (1);
2618 DEFUN ("frame-char-width", Fframe_char_width
, Sframe_char_width
,
2620 doc
: /* Width in pixels of characters in the font in frame FRAME.
2621 If FRAME is omitted, the selected frame is used.
2622 On a graphical screen, the width is the standard width of the default font.
2623 For a terminal screen, the value is always 1. */)
2630 frame
= selected_frame
;
2631 CHECK_FRAME (frame
);
2634 #ifdef HAVE_WINDOW_SYSTEM
2635 if (FRAME_WINDOW_P (f
))
2636 return make_number (x_char_width (f
));
2639 return make_number (1);
2642 DEFUN ("frame-pixel-height", Fframe_pixel_height
,
2643 Sframe_pixel_height
, 0, 1, 0,
2644 doc
: /* Return a FRAME's height in pixels.
2645 This counts only the height available for text lines,
2646 not menu bars on window-system Emacs frames.
2647 For a terminal frame, the result really gives the height in characters.
2648 If FRAME is omitted, the selected frame is used. */)
2655 frame
= selected_frame
;
2656 CHECK_FRAME (frame
);
2659 #ifdef HAVE_WINDOW_SYSTEM
2660 if (FRAME_WINDOW_P (f
))
2661 return make_number (x_pixel_height (f
));
2664 return make_number (FRAME_LINES (f
));
2667 DEFUN ("frame-pixel-width", Fframe_pixel_width
,
2668 Sframe_pixel_width
, 0, 1, 0,
2669 doc
: /* Return FRAME's width in pixels.
2670 For a terminal frame, the result really gives the width in characters.
2671 If FRAME is omitted, the selected frame is used. */)
2678 frame
= selected_frame
;
2679 CHECK_FRAME (frame
);
2682 #ifdef HAVE_WINDOW_SYSTEM
2683 if (FRAME_WINDOW_P (f
))
2684 return make_number (x_pixel_width (f
));
2687 return make_number (FRAME_COLS (f
));
2690 DEFUN ("set-frame-height", Fset_frame_height
, Sset_frame_height
, 2, 3, 0,
2691 doc
: /* Specify that the frame FRAME has LINES lines.
2692 Optional third arg non-nil means that redisplay should use LINES lines
2693 but that the idea of the actual height of the frame should not be changed. */)
2694 (frame
, lines
, pretend
)
2695 Lisp_Object frame
, lines
, pretend
;
2697 register struct frame
*f
;
2699 CHECK_NUMBER (lines
);
2701 frame
= selected_frame
;
2702 CHECK_LIVE_FRAME (frame
);
2705 /* I think this should be done with a hook. */
2706 #ifdef HAVE_WINDOW_SYSTEM
2707 if (FRAME_WINDOW_P (f
))
2709 if (XINT (lines
) != FRAME_LINES (f
))
2710 x_set_window_size (f
, 1, FRAME_COLS (f
), XINT (lines
));
2711 do_pending_window_change (0);
2715 change_frame_size (f
, XINT (lines
), 0, !NILP (pretend
), 0, 0);
2719 DEFUN ("set-frame-width", Fset_frame_width
, Sset_frame_width
, 2, 3, 0,
2720 doc
: /* Specify that the frame FRAME has COLS columns.
2721 Optional third arg non-nil means that redisplay should use COLS columns
2722 but that the idea of the actual width of the frame should not be changed. */)
2723 (frame
, cols
, pretend
)
2724 Lisp_Object frame
, cols
, pretend
;
2726 register struct frame
*f
;
2727 CHECK_NUMBER (cols
);
2729 frame
= selected_frame
;
2730 CHECK_LIVE_FRAME (frame
);
2733 /* I think this should be done with a hook. */
2734 #ifdef HAVE_WINDOW_SYSTEM
2735 if (FRAME_WINDOW_P (f
))
2737 if (XINT (cols
) != FRAME_COLS (f
))
2738 x_set_window_size (f
, 1, XINT (cols
), FRAME_LINES (f
));
2739 do_pending_window_change (0);
2743 change_frame_size (f
, 0, XINT (cols
), !NILP (pretend
), 0, 0);
2747 DEFUN ("set-frame-size", Fset_frame_size
, Sset_frame_size
, 3, 3, 0,
2748 doc
: /* Sets size of FRAME to COLS by ROWS, measured in characters. */)
2750 Lisp_Object frame
, cols
, rows
;
2752 register struct frame
*f
;
2754 CHECK_LIVE_FRAME (frame
);
2755 CHECK_NUMBER (cols
);
2756 CHECK_NUMBER (rows
);
2759 /* I think this should be done with a hook. */
2760 #ifdef HAVE_WINDOW_SYSTEM
2761 if (FRAME_WINDOW_P (f
))
2763 if (XINT (rows
) != FRAME_LINES (f
)
2764 || XINT (cols
) != FRAME_COLS (f
)
2765 || f
->new_text_lines
|| f
->new_text_cols
)
2766 x_set_window_size (f
, 1, XINT (cols
), XINT (rows
));
2767 do_pending_window_change (0);
2771 change_frame_size (f
, XINT (rows
), XINT (cols
), 0, 0, 0);
2776 DEFUN ("set-frame-position", Fset_frame_position
,
2777 Sset_frame_position
, 3, 3, 0,
2778 doc
: /* Sets position of FRAME in pixels to XOFFSET by YOFFSET.
2779 This is actually the position of the upper left corner of the frame.
2780 Negative values for XOFFSET or YOFFSET are interpreted relative to
2781 the rightmost or bottommost possible position (that stays within the screen). */)
2782 (frame
, xoffset
, yoffset
)
2783 Lisp_Object frame
, xoffset
, yoffset
;
2785 register struct frame
*f
;
2787 CHECK_LIVE_FRAME (frame
);
2788 CHECK_NUMBER (xoffset
);
2789 CHECK_NUMBER (yoffset
);
2792 /* I think this should be done with a hook. */
2793 #ifdef HAVE_WINDOW_SYSTEM
2794 if (FRAME_WINDOW_P (f
))
2795 x_set_offset (f
, XINT (xoffset
), XINT (yoffset
), 1);
2802 /***********************************************************************
2804 ***********************************************************************/
2806 /* Connect the frame-parameter names for X frames
2807 to the ways of passing the parameter values to the window system.
2809 The name of a parameter, as a Lisp symbol,
2810 has an `x-frame-parameter' property which is an integer in Lisp
2811 that is an index in this table. */
2813 struct frame_parm_table
{
2815 Lisp_Object
*variable
;
2818 static struct frame_parm_table frame_parms
[] =
2820 {"auto-raise", &Qauto_raise
},
2821 {"auto-lower", &Qauto_lower
},
2822 {"background-color", 0},
2823 {"border-color", &Qborder_color
},
2824 {"border-width", &Qborder_width
},
2825 {"cursor-color", &Qcursor_color
},
2826 {"cursor-type", &Qcursor_type
},
2828 {"foreground-color", 0},
2829 {"icon-name", &Qicon_name
},
2830 {"icon-type", &Qicon_type
},
2831 {"internal-border-width", &Qinternal_border_width
},
2832 {"menu-bar-lines", &Qmenu_bar_lines
},
2833 {"mouse-color", &Qmouse_color
},
2835 {"scroll-bar-width", &Qscroll_bar_width
},
2837 {"unsplittable", &Qunsplittable
},
2838 {"vertical-scroll-bars", &Qvertical_scroll_bars
},
2839 {"visibility", &Qvisibility
},
2840 {"tool-bar-lines", &Qtool_bar_lines
},
2841 {"scroll-bar-foreground", &Qscroll_bar_foreground
},
2842 {"scroll-bar-background", &Qscroll_bar_background
},
2843 {"screen-gamma", &Qscreen_gamma
},
2844 {"line-spacing", &Qline_spacing
},
2845 {"left-fringe", &Qleft_fringe
},
2846 {"right-fringe", &Qright_fringe
},
2847 {"wait-for-wm", &Qwait_for_wm
},
2848 {"fullscreen", &Qfullscreen
},
2849 {"font-backend", &Qfont_backend
},
2853 #ifdef HAVE_WINDOW_SYSTEM
2855 extern Lisp_Object Qbox
;
2856 extern Lisp_Object Qtop
;
2858 /* Calculate fullscreen size. Return in *TOP_POS and *LEFT_POS the
2859 wanted positions of the WM window (not Emacs window).
2860 Return in *WIDTH and *HEIGHT the wanted width and height of Emacs
2861 window (FRAME_X_WINDOW).
2865 x_fullscreen_adjust (f
, width
, height
, top_pos
, left_pos
)
2872 int newwidth
= FRAME_COLS (f
);
2873 int newheight
= FRAME_LINES (f
);
2874 Display_Info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
2876 *top_pos
= f
->top_pos
;
2877 *left_pos
= f
->left_pos
;
2879 if (f
->want_fullscreen
& FULLSCREEN_HEIGHT
)
2883 ph
= x_display_pixel_height (dpyinfo
);
2884 newheight
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, ph
);
2885 ph
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, newheight
) - f
->y_pixels_diff
;
2886 newheight
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, ph
);
2890 if (f
->want_fullscreen
& FULLSCREEN_WIDTH
)
2894 pw
= x_display_pixel_width (dpyinfo
);
2895 newwidth
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pw
);
2896 pw
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, newwidth
) - f
->x_pixels_diff
;
2897 newwidth
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pw
);
2902 *height
= newheight
;
2906 /* Change the parameters of frame F as specified by ALIST.
2907 If a parameter is not specially recognized, do nothing special;
2908 otherwise call the `x_set_...' function for that parameter.
2909 Except for certain geometry properties, always call store_frame_param
2910 to store the new value in the parameter alist. */
2913 x_set_frame_parameters (f
, alist
)
2919 /* If both of these parameters are present, it's more efficient to
2920 set them both at once. So we wait until we've looked at the
2921 entire list before we set them. */
2925 Lisp_Object left
, top
;
2927 /* Same with these. */
2928 Lisp_Object icon_left
, icon_top
;
2930 /* Record in these vectors all the parms specified. */
2932 Lisp_Object
*values
;
2934 int left_no_change
= 0, top_no_change
= 0;
2935 int icon_left_no_change
= 0, icon_top_no_change
= 0;
2936 int fullscreen_is_being_set
= 0;
2938 struct gcpro gcpro1
, gcpro2
;
2941 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
2944 parms
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
2945 values
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
2947 /* Extract parm names and values into those vectors. */
2950 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2955 parms
[i
] = Fcar (elt
);
2956 values
[i
] = Fcdr (elt
);
2959 /* TAIL and ALIST are not used again below here. */
2960 alist
= tail
= Qnil
;
2962 GCPRO2 (*parms
, *values
);
2966 /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
2967 because their values appear in VALUES and strings are not valid. */
2968 top
= left
= Qunbound
;
2969 icon_left
= icon_top
= Qunbound
;
2971 /* Provide default values for HEIGHT and WIDTH. */
2972 width
= (f
->new_text_cols
? f
->new_text_cols
: FRAME_COLS (f
));
2973 height
= (f
->new_text_lines
? f
->new_text_lines
: FRAME_LINES (f
));
2975 /* Process foreground_color and background_color before anything else.
2976 They are independent of other properties, but other properties (e.g.,
2977 cursor_color) are dependent upon them. */
2978 /* Process default font as well, since fringe widths depends on it. */
2979 /* Also, process fullscreen, width and height depend upon that */
2980 for (p
= 0; p
< i
; p
++)
2982 Lisp_Object prop
, val
;
2986 if (EQ (prop
, Qforeground_color
)
2987 || EQ (prop
, Qbackground_color
)
2989 || EQ (prop
, Qfullscreen
))
2991 register Lisp_Object param_index
, old_value
;
2993 old_value
= get_frame_param (f
, prop
);
2994 fullscreen_is_being_set
|= EQ (prop
, Qfullscreen
);
2995 if (NILP (Fequal (val
, old_value
)))
2997 store_frame_param (f
, prop
, val
);
2999 param_index
= Fget (prop
, Qx_frame_parameter
);
3000 if (NATNUMP (param_index
)
3001 && (XFASTINT (param_index
)
3002 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
3003 && FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])
3004 (*(FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])) (f
, val
, old_value
);
3009 /* Now process them in reverse of specified order. */
3010 for (i
--; i
>= 0; i
--)
3012 Lisp_Object prop
, val
;
3017 if (EQ (prop
, Qwidth
) && NATNUMP (val
))
3018 width
= XFASTINT (val
);
3019 else if (EQ (prop
, Qheight
) && NATNUMP (val
))
3020 height
= XFASTINT (val
);
3021 else if (EQ (prop
, Qtop
))
3023 else if (EQ (prop
, Qleft
))
3025 else if (EQ (prop
, Qicon_top
))
3027 else if (EQ (prop
, Qicon_left
))
3029 else if (EQ (prop
, Qforeground_color
)
3030 || EQ (prop
, Qbackground_color
)
3032 || EQ (prop
, Qfullscreen
))
3033 /* Processed above. */
3037 register Lisp_Object param_index
, old_value
;
3039 old_value
= get_frame_param (f
, prop
);
3041 store_frame_param (f
, prop
, val
);
3043 param_index
= Fget (prop
, Qx_frame_parameter
);
3044 if (NATNUMP (param_index
)
3045 && (XFASTINT (param_index
)
3046 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
3047 && FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])
3048 (*(FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])) (f
, val
, old_value
);
3052 /* Don't die if just one of these was set. */
3053 if (EQ (left
, Qunbound
))
3056 if (f
->left_pos
< 0)
3057 left
= Fcons (Qplus
, Fcons (make_number (f
->left_pos
), Qnil
));
3059 XSETINT (left
, f
->left_pos
);
3061 if (EQ (top
, Qunbound
))
3065 top
= Fcons (Qplus
, Fcons (make_number (f
->top_pos
), Qnil
));
3067 XSETINT (top
, f
->top_pos
);
3070 /* If one of the icon positions was not set, preserve or default it. */
3071 if (EQ (icon_left
, Qunbound
) || ! INTEGERP (icon_left
))
3073 icon_left_no_change
= 1;
3074 icon_left
= Fcdr (Fassq (Qicon_left
, f
->param_alist
));
3075 if (NILP (icon_left
))
3076 XSETINT (icon_left
, 0);
3078 if (EQ (icon_top
, Qunbound
) || ! INTEGERP (icon_top
))
3080 icon_top_no_change
= 1;
3081 icon_top
= Fcdr (Fassq (Qicon_top
, f
->param_alist
));
3082 if (NILP (icon_top
))
3083 XSETINT (icon_top
, 0);
3086 if (FRAME_VISIBLE_P (f
) && fullscreen_is_being_set
)
3088 /* If the frame is visible already and the fullscreen parameter is
3089 being set, it is too late to set WM manager hints to specify
3091 Here we first get the width, height and position that applies to
3092 fullscreen. We then move the frame to the appropriate
3093 position. Resize of the frame is taken care of in the code after
3094 this if-statement. */
3095 int new_left
, new_top
;
3097 x_fullscreen_adjust (f
, &width
, &height
, &new_top
, &new_left
);
3098 if (new_top
!= f
->top_pos
|| new_left
!= f
->left_pos
)
3099 x_set_offset (f
, new_left
, new_top
, 1);
3102 /* Don't set these parameters unless they've been explicitly
3103 specified. The window might be mapped or resized while we're in
3104 this function, and we don't want to override that unless the lisp
3105 code has asked for it.
3107 Don't set these parameters unless they actually differ from the
3108 window's current parameters; the window may not actually exist
3113 check_frame_size (f
, &height
, &width
);
3115 XSETFRAME (frame
, f
);
3117 if (width
!= FRAME_COLS (f
)
3118 || height
!= FRAME_LINES (f
)
3119 || f
->new_text_lines
|| f
->new_text_cols
)
3120 Fset_frame_size (frame
, make_number (width
), make_number (height
));
3122 if ((!NILP (left
) || !NILP (top
))
3123 && ! (left_no_change
&& top_no_change
)
3124 && ! (NUMBERP (left
) && XINT (left
) == f
->left_pos
3125 && NUMBERP (top
) && XINT (top
) == f
->top_pos
))
3130 /* Record the signs. */
3131 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
3132 if (EQ (left
, Qminus
))
3133 f
->size_hint_flags
|= XNegative
;
3134 else if (INTEGERP (left
))
3136 leftpos
= XINT (left
);
3138 f
->size_hint_flags
|= XNegative
;
3140 else if (CONSP (left
) && EQ (XCAR (left
), Qminus
)
3141 && CONSP (XCDR (left
))
3142 && INTEGERP (XCAR (XCDR (left
))))
3144 leftpos
= - XINT (XCAR (XCDR (left
)));
3145 f
->size_hint_flags
|= XNegative
;
3147 else if (CONSP (left
) && EQ (XCAR (left
), Qplus
)
3148 && CONSP (XCDR (left
))
3149 && INTEGERP (XCAR (XCDR (left
))))
3151 leftpos
= XINT (XCAR (XCDR (left
)));
3154 if (EQ (top
, Qminus
))
3155 f
->size_hint_flags
|= YNegative
;
3156 else if (INTEGERP (top
))
3158 toppos
= XINT (top
);
3160 f
->size_hint_flags
|= YNegative
;
3162 else if (CONSP (top
) && EQ (XCAR (top
), Qminus
)
3163 && CONSP (XCDR (top
))
3164 && INTEGERP (XCAR (XCDR (top
))))
3166 toppos
= - XINT (XCAR (XCDR (top
)));
3167 f
->size_hint_flags
|= YNegative
;
3169 else if (CONSP (top
) && EQ (XCAR (top
), Qplus
)
3170 && CONSP (XCDR (top
))
3171 && INTEGERP (XCAR (XCDR (top
))))
3173 toppos
= XINT (XCAR (XCDR (top
)));
3177 /* Store the numeric value of the position. */
3178 f
->top_pos
= toppos
;
3179 f
->left_pos
= leftpos
;
3181 f
->win_gravity
= NorthWestGravity
;
3183 /* Actually set that position, and convert to absolute. */
3184 x_set_offset (f
, leftpos
, toppos
, -1);
3187 if ((!NILP (icon_left
) || !NILP (icon_top
))
3188 && ! (icon_left_no_change
&& icon_top_no_change
))
3189 x_wm_set_icon_position (f
, XINT (icon_left
), XINT (icon_top
));
3196 /* Insert a description of internally-recorded parameters of frame X
3197 into the parameter alist *ALISTPTR that is to be given to the user.
3198 Only parameters that are specific to the X window system
3199 and whose values are not correctly recorded in the frame's
3200 param_alist need to be considered here. */
3203 x_report_frame_params (f
, alistptr
)
3205 Lisp_Object
*alistptr
;
3210 /* Represent negative positions (off the top or left screen edge)
3211 in a way that Fmodify_frame_parameters will understand correctly. */
3212 XSETINT (tem
, f
->left_pos
);
3213 if (f
->left_pos
>= 0)
3214 store_in_alist (alistptr
, Qleft
, tem
);
3216 store_in_alist (alistptr
, Qleft
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
3218 XSETINT (tem
, f
->top_pos
);
3219 if (f
->top_pos
>= 0)
3220 store_in_alist (alistptr
, Qtop
, tem
);
3222 store_in_alist (alistptr
, Qtop
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
3224 store_in_alist (alistptr
, Qborder_width
,
3225 make_number (f
->border_width
));
3226 store_in_alist (alistptr
, Qinternal_border_width
,
3227 make_number (FRAME_INTERNAL_BORDER_WIDTH (f
)));
3228 store_in_alist (alistptr
, Qleft_fringe
,
3229 make_number (FRAME_LEFT_FRINGE_WIDTH (f
)));
3230 store_in_alist (alistptr
, Qright_fringe
,
3231 make_number (FRAME_RIGHT_FRINGE_WIDTH (f
)));
3232 store_in_alist (alistptr
, Qscroll_bar_width
,
3233 (! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
3235 : FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0
3236 ? make_number (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
))
3237 /* nil means "use default width"
3238 for non-toolkit scroll bar.
3239 ruler-mode.el depends on this. */
3241 sprintf (buf
, "%ld", (long) FRAME_X_WINDOW (f
));
3242 store_in_alist (alistptr
, Qwindow_id
,
3243 build_string (buf
));
3244 #ifdef HAVE_X_WINDOWS
3245 #ifdef USE_X_TOOLKIT
3246 /* Tooltip frame may not have this widget. */
3247 if (FRAME_X_OUTPUT (f
)->widget
)
3249 sprintf (buf
, "%ld", (long) FRAME_OUTER_WINDOW (f
));
3250 store_in_alist (alistptr
, Qouter_window_id
,
3251 build_string (buf
));
3253 store_in_alist (alistptr
, Qicon_name
, f
->icon_name
);
3254 FRAME_SAMPLE_VISIBILITY (f
);
3255 store_in_alist (alistptr
, Qvisibility
,
3256 (FRAME_VISIBLE_P (f
) ? Qt
3257 : FRAME_ICONIFIED_P (f
) ? Qicon
: Qnil
));
3258 store_in_alist (alistptr
, Qdisplay
,
3259 XCAR (FRAME_X_DISPLAY_INFO (f
)->name_list_element
));
3261 if (FRAME_X_OUTPUT (f
)->parent_desc
== FRAME_X_DISPLAY_INFO (f
)->root_window
)
3264 XSETFASTINT (tem
, FRAME_X_OUTPUT (f
)->parent_desc
);
3265 store_in_alist (alistptr
, Qexplicit_name
, (f
->explicit_name
? Qt
: Qnil
));
3266 store_in_alist (alistptr
, Qparent_id
, tem
);
3270 /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is
3271 the previous value of that parameter, NEW_VALUE is the new value. */
3274 x_set_fullscreen (f
, new_value
, old_value
)
3276 Lisp_Object new_value
, old_value
;
3278 if (NILP (new_value
))
3279 f
->want_fullscreen
= FULLSCREEN_NONE
;
3280 else if (EQ (new_value
, Qfullboth
))
3281 f
->want_fullscreen
= FULLSCREEN_BOTH
;
3282 else if (EQ (new_value
, Qfullwidth
))
3283 f
->want_fullscreen
= FULLSCREEN_WIDTH
;
3284 else if (EQ (new_value
, Qfullheight
))
3285 f
->want_fullscreen
= FULLSCREEN_HEIGHT
;
3287 if (FRAME_TERMINAL (f
)->fullscreen_hook
!= NULL
)
3288 FRAME_TERMINAL (f
)->fullscreen_hook (f
);
3292 /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
3293 the previous value of that parameter, NEW_VALUE is the new value. */
3296 x_set_line_spacing (f
, new_value
, old_value
)
3298 Lisp_Object new_value
, old_value
;
3300 if (NILP (new_value
))
3301 f
->extra_line_spacing
= 0;
3302 else if (NATNUMP (new_value
))
3303 f
->extra_line_spacing
= XFASTINT (new_value
);
3305 signal_error ("Invalid line-spacing", new_value
);
3306 if (FRAME_VISIBLE_P (f
))
3311 /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
3312 the previous value of that parameter, NEW_VALUE is the new value. */
3315 x_set_screen_gamma (f
, new_value
, old_value
)
3317 Lisp_Object new_value
, old_value
;
3319 Lisp_Object bgcolor
;
3321 if (NILP (new_value
))
3323 else if (NUMBERP (new_value
) && XFLOATINT (new_value
) > 0)
3324 /* The value 0.4545 is the normal viewing gamma. */
3325 f
->gamma
= 1.0 / (0.4545 * XFLOATINT (new_value
));
3327 signal_error ("Invalid screen-gamma", new_value
);
3329 /* Apply the new gamma value to the frame background. */
3330 bgcolor
= Fassq (Qbackground_color
, f
->param_alist
);
3331 if (CONSP (bgcolor
) && (bgcolor
= XCDR (bgcolor
), STRINGP (bgcolor
)))
3333 Lisp_Object index
= Fget (Qbackground_color
, Qx_frame_parameter
);
3335 && (XFASTINT (index
)
3336 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
3337 && FRAME_RIF (f
)->frame_parm_handlers
[XFASTINT (index
)])
3338 (*FRAME_RIF (f
)->frame_parm_handlers
[XFASTINT (index
)])
3342 Fclear_face_cache (Qnil
);
3347 x_set_font (f
, arg
, oldval
)
3349 Lisp_Object arg
, oldval
;
3353 Lisp_Object font_object
;
3355 /* Set the frame parameter back to the old value because we may
3356 fail to use ARG as the new parameter value. */
3357 store_frame_param (f
, Qfont
, oldval
);
3359 /* ARG is a fontset name, a font name, or a font object.
3360 In the last case, this function never fail. */
3363 fontset
= fs_query_fontset (arg
, 0);
3366 font_object
= font_open_by_name (f
, SDATA (arg
));
3367 if (NILP (font_object
))
3368 error ("Font `%s' is not defined", SDATA (arg
));
3369 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3371 else if (fontset
> 0)
3373 Lisp_Object ascii_font
= fontset_ascii (fontset
);
3375 font_object
= font_open_by_name (f
, SDATA (ascii_font
));
3376 if (NILP (font_object
))
3377 error ("Font `%s' is not defined", SDATA (arg
));
3378 arg
= fontset_name (fontset
);
3381 error ("The default fontset can't be used for a frame font");
3383 else if (FONT_OBJECT_P (arg
))
3386 /* This is store the XLFD font name in the frame parameter for
3387 backward compatiblity. We should store the font-object
3388 itself in the future. */
3389 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3392 signal_error ("Invalid font", arg
);
3394 if (! NILP (Fequal (font_object
, oldval
)))
3396 x_new_font (f
, font_object
, fontset
);
3397 store_frame_param (f
, Qfont
, arg
);
3398 /* Recalculate toolbar height. */
3399 f
->n_tool_bar_rows
= 0;
3400 /* Ensure we redraw it. */
3401 clear_current_matrices (f
);
3403 recompute_basic_faces (f
);
3405 do_pending_window_change (0);
3407 /* We used to call face-set-after-frame-default here, but it leads to
3408 recursive calls (since that function can set the `default' face's
3409 font which in turns changes the frame's `font' parameter).
3410 Also I don't know what this call is meant to do, but it seems the
3411 wrong way to do it anyway (it does a lot more work than what seems
3412 reasonable in response to a change to `font'). */
3417 x_set_font_backend (f
, new_value
, old_value
)
3419 Lisp_Object new_value
, old_value
;
3421 if (! NILP (new_value
)
3422 && !CONSP (new_value
))
3426 CHECK_STRING (new_value
);
3427 p0
= p1
= SDATA (new_value
);
3431 while (*p1
&& ! isspace (*p1
) && *p1
!= ',') p1
++;
3433 new_value
= Fcons (Fintern (make_string (p0
, p1
- p0
), Qnil
),
3439 while ((c
= *++p1
) && isspace (c
));
3443 new_value
= Fnreverse (new_value
);
3446 if (! NILP (old_value
) && ! NILP (Fequal (old_value
, new_value
)))
3450 free_all_realized_faces (Qnil
);
3452 new_value
= font_update_drivers (f
, NILP (new_value
) ? Qt
: new_value
);
3453 if (NILP (new_value
))
3455 if (NILP (old_value
))
3456 error ("No font backend available");
3457 font_update_drivers (f
, old_value
);
3458 error ("None of specified font backends are available");
3460 store_frame_param (f
, Qfont_backend
, new_value
);
3466 XSETFRAME (frame
, f
);
3467 x_set_font (f
, Fframe_parameter (frame
, Qfont
), Qnil
);
3468 ++face_change_count
;
3469 ++windows_or_buffers_changed
;
3475 x_set_fringe_width (f
, new_value
, old_value
)
3477 Lisp_Object new_value
, old_value
;
3479 compute_fringe_widths (f
, 1);
3483 x_set_border_width (f
, arg
, oldval
)
3485 Lisp_Object arg
, oldval
;
3489 if (XINT (arg
) == f
->border_width
)
3492 if (FRAME_X_WINDOW (f
) != 0)
3493 error ("Cannot change the border width of a frame");
3495 f
->border_width
= XINT (arg
);
3499 x_set_internal_border_width (f
, arg
, oldval
)
3501 Lisp_Object arg
, oldval
;
3503 int old
= FRAME_INTERNAL_BORDER_WIDTH (f
);
3506 FRAME_INTERNAL_BORDER_WIDTH (f
) = XINT (arg
);
3507 if (FRAME_INTERNAL_BORDER_WIDTH (f
) < 0)
3508 FRAME_INTERNAL_BORDER_WIDTH (f
) = 0;
3510 #ifdef USE_X_TOOLKIT
3511 if (FRAME_X_OUTPUT (f
)->edit_widget
)
3512 widget_store_internal_border (FRAME_X_OUTPUT (f
)->edit_widget
);
3515 if (FRAME_INTERNAL_BORDER_WIDTH (f
) == old
)
3518 if (FRAME_X_WINDOW (f
) != 0)
3520 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3521 SET_FRAME_GARBAGED (f
);
3522 do_pending_window_change (0);
3525 SET_FRAME_GARBAGED (f
);
3529 x_set_visibility (f
, value
, oldval
)
3531 Lisp_Object value
, oldval
;
3534 XSETFRAME (frame
, f
);
3537 Fmake_frame_invisible (frame
, Qt
);
3538 else if (EQ (value
, Qicon
))
3539 Ficonify_frame (frame
);
3541 Fmake_frame_visible (frame
);
3545 x_set_autoraise (f
, arg
, oldval
)
3547 Lisp_Object arg
, oldval
;
3549 f
->auto_raise
= !EQ (Qnil
, arg
);
3553 x_set_autolower (f
, arg
, oldval
)
3555 Lisp_Object arg
, oldval
;
3557 f
->auto_lower
= !EQ (Qnil
, arg
);
3561 x_set_unsplittable (f
, arg
, oldval
)
3563 Lisp_Object arg
, oldval
;
3565 f
->no_split
= !NILP (arg
);
3569 x_set_vertical_scroll_bars (f
, arg
, oldval
)
3571 Lisp_Object arg
, oldval
;
3573 if ((EQ (arg
, Qleft
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f
))
3574 || (EQ (arg
, Qright
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f
))
3575 || (NILP (arg
) && FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
3576 || (!NILP (arg
) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)))
3578 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
)
3580 ? vertical_scroll_bar_none
3582 ? vertical_scroll_bar_left
3584 ? vertical_scroll_bar_right
3585 : EQ (Qleft
, Vdefault_frame_scroll_bars
)
3586 ? vertical_scroll_bar_left
3587 : EQ (Qright
, Vdefault_frame_scroll_bars
)
3588 ? vertical_scroll_bar_right
3589 : vertical_scroll_bar_none
);
3591 /* We set this parameter before creating the X window for the
3592 frame, so we can get the geometry right from the start.
3593 However, if the window hasn't been created yet, we shouldn't
3594 call x_set_window_size. */
3595 if (FRAME_X_WINDOW (f
))
3596 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3597 do_pending_window_change (0);
3602 x_set_scroll_bar_width (f
, arg
, oldval
)
3604 Lisp_Object arg
, oldval
;
3606 int wid
= FRAME_COLUMN_WIDTH (f
);
3610 x_set_scroll_bar_default_width (f
);
3612 if (FRAME_X_WINDOW (f
))
3613 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3614 do_pending_window_change (0);
3616 else if (INTEGERP (arg
) && XINT (arg
) > 0
3617 && XFASTINT (arg
) != FRAME_CONFIG_SCROLL_BAR_WIDTH (f
))
3619 if (XFASTINT (arg
) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM
)
3620 XSETINT (arg
, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM
+ 1);
3622 FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) = XFASTINT (arg
);
3623 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (XFASTINT (arg
) + wid
-1) / wid
;
3624 if (FRAME_X_WINDOW (f
))
3625 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3626 do_pending_window_change (0);
3629 change_frame_size (f
, 0, FRAME_COLS (f
), 0, 0, 0);
3630 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.hpos
= 0;
3631 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.x
= 0;
3636 /* Return non-nil if frame F wants a bitmap icon. */
3644 tem
= assq_no_quit (Qicon_type
, f
->param_alist
);
3652 x_set_alpha (f
, arg
, oldval
)
3654 Lisp_Object arg
, oldval
;
3661 for (i
= 0; i
< 2; i
++)
3674 else if (FLOATP (item
))
3676 alpha
= XFLOAT_DATA (item
);
3677 if (alpha
< 0.0 || 1.0 < alpha
)
3678 args_out_of_range (make_float (0.0), make_float (1.0));
3680 else if (INTEGERP (item
))
3682 ialpha
= XINT (item
);
3683 if (ialpha
< 0 || 100 < ialpha
)
3684 args_out_of_range (make_number (0), make_number (100));
3686 alpha
= ialpha
/ 100.0;
3689 wrong_type_argument (Qnumberp
, item
);
3693 for (i
= 0; i
< 2; i
++)
3694 f
->alpha
[i
] = newval
[i
];
3696 #if defined (HAVE_X_WINDOWS) || defined (HAVE_NTGUI) || defined (NS_IMPL_COCOA)
3698 x_set_frame_alpha (f
);
3706 /* Subroutines of creating an X frame. */
3708 /* Make sure that Vx_resource_name is set to a reasonable value.
3709 Fix it up, or set it to `emacs' if it is too hopeless. */
3712 validate_x_resource_name ()
3715 /* Number of valid characters in the resource name. */
3717 /* Number of invalid characters in the resource name. */
3722 if (!STRINGP (Vx_resource_class
))
3723 Vx_resource_class
= build_string (EMACS_CLASS
);
3725 if (STRINGP (Vx_resource_name
))
3727 unsigned char *p
= SDATA (Vx_resource_name
);
3730 len
= SBYTES (Vx_resource_name
);
3732 /* Only letters, digits, - and _ are valid in resource names.
3733 Count the valid characters and count the invalid ones. */
3734 for (i
= 0; i
< len
; i
++)
3737 if (! ((c
>= 'a' && c
<= 'z')
3738 || (c
>= 'A' && c
<= 'Z')
3739 || (c
>= '0' && c
<= '9')
3740 || c
== '-' || c
== '_'))
3747 /* Not a string => completely invalid. */
3748 bad_count
= 5, good_count
= 0;
3750 /* If name is valid already, return. */
3754 /* If name is entirely invalid, or nearly so, use `emacs'. */
3756 || (good_count
== 1 && bad_count
> 0))
3758 Vx_resource_name
= build_string ("emacs");
3762 /* Name is partly valid. Copy it and replace the invalid characters
3763 with underscores. */
3765 Vx_resource_name
= new = Fcopy_sequence (Vx_resource_name
);
3767 for (i
= 0; i
< len
; i
++)
3769 int c
= SREF (new, i
);
3770 if (! ((c
>= 'a' && c
<= 'z')
3771 || (c
>= 'A' && c
<= 'Z')
3772 || (c
>= '0' && c
<= '9')
3773 || c
== '-' || c
== '_'))
3779 extern char *x_get_string_resource
P_ ((XrmDatabase
, char *, char *));
3780 extern Display_Info
*check_x_display_info
P_ ((Lisp_Object
));
3783 /* Get specified attribute from resource database RDB.
3784 See Fx_get_resource below for other parameters. */
3787 xrdb_get_resource (rdb
, attribute
, class, component
, subclass
)
3789 Lisp_Object attribute
, class, component
, subclass
;
3791 register char *value
;
3795 CHECK_STRING (attribute
);
3796 CHECK_STRING (class);
3798 if (!NILP (component
))
3799 CHECK_STRING (component
);
3800 if (!NILP (subclass
))
3801 CHECK_STRING (subclass
);
3802 if (NILP (component
) != NILP (subclass
))
3803 error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
3805 validate_x_resource_name ();
3807 /* Allocate space for the components, the dots which separate them,
3808 and the final '\0'. Make them big enough for the worst case. */
3809 name_key
= (char *) alloca (SBYTES (Vx_resource_name
)
3810 + (STRINGP (component
)
3811 ? SBYTES (component
) : 0)
3812 + SBYTES (attribute
)
3815 class_key
= (char *) alloca (SBYTES (Vx_resource_class
)
3817 + (STRINGP (subclass
)
3818 ? SBYTES (subclass
) : 0)
3821 /* Start with emacs.FRAMENAME for the name (the specific one)
3822 and with `Emacs' for the class key (the general one). */
3823 strcpy (name_key
, SDATA (Vx_resource_name
));
3824 strcpy (class_key
, SDATA (Vx_resource_class
));
3826 strcat (class_key
, ".");
3827 strcat (class_key
, SDATA (class));
3829 if (!NILP (component
))
3831 strcat (class_key
, ".");
3832 strcat (class_key
, SDATA (subclass
));
3834 strcat (name_key
, ".");
3835 strcat (name_key
, SDATA (component
));
3838 strcat (name_key
, ".");
3839 strcat (name_key
, SDATA (attribute
));
3841 value
= x_get_string_resource (rdb
, name_key
, class_key
);
3843 if (value
!= (char *) 0)
3844 return build_string (value
);
3850 DEFUN ("x-get-resource", Fx_get_resource
, Sx_get_resource
, 2, 4, 0,
3851 doc
: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.
3852 This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the
3853 class, where INSTANCE is the name under which Emacs was invoked, or
3854 the name specified by the `-name' or `-rn' command-line arguments.
3856 The optional arguments COMPONENT and SUBCLASS add to the key and the
3857 class, respectively. You must specify both of them or neither.
3858 If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'
3859 and the class is `Emacs.CLASS.SUBCLASS'. */)
3860 (attribute
, class, component
, subclass
)
3861 Lisp_Object attribute
, class, component
, subclass
;
3863 #ifdef HAVE_X_WINDOWS
3867 return xrdb_get_resource (check_x_display_info (Qnil
)->xrdb
,
3868 attribute
, class, component
, subclass
);
3871 /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */
3874 display_x_get_resource (dpyinfo
, attribute
, class, component
, subclass
)
3875 Display_Info
*dpyinfo
;
3876 Lisp_Object attribute
, class, component
, subclass
;
3878 return xrdb_get_resource (dpyinfo
->xrdb
,
3879 attribute
, class, component
, subclass
);
3882 /* Used when C code wants a resource value. */
3885 x_get_resource_string (attribute
, class)
3886 char *attribute
, *class;
3890 struct frame
*sf
= SELECTED_FRAME ();
3892 /* Allocate space for the components, the dots which separate them,
3893 and the final '\0'. */
3894 name_key
= (char *) alloca (SBYTES (Vinvocation_name
)
3895 + strlen (attribute
) + 2);
3896 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
3897 + strlen (class) + 2);
3899 sprintf (name_key
, "%s.%s", SDATA (Vinvocation_name
), attribute
);
3900 sprintf (class_key
, "%s.%s", EMACS_CLASS
, class);
3902 return x_get_string_resource (FRAME_X_DISPLAY_INFO (sf
)->xrdb
,
3903 name_key
, class_key
);
3907 /* Return the value of parameter PARAM.
3909 First search ALIST, then Vdefault_frame_alist, then the X defaults
3910 database, using ATTRIBUTE as the attribute name and CLASS as its class.
3912 Convert the resource to the type specified by desired_type.
3914 If no default is specified, return Qunbound. If you call
3915 x_get_arg, make sure you deal with Qunbound in a reasonable way,
3916 and don't let it get stored in any Lisp-visible variables! */
3919 x_get_arg (dpyinfo
, alist
, param
, attribute
, class, type
)
3920 Display_Info
*dpyinfo
;
3921 Lisp_Object alist
, param
;
3924 enum resource_types type
;
3926 register Lisp_Object tem
;
3928 tem
= Fassq (param
, alist
);
3932 /* If we find this parm in ALIST, clear it out
3933 so that it won't be "left over" at the end. */
3935 XSETCAR (tem
, Qnil
);
3936 /* In case the parameter appears more than once in the alist,
3938 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
3939 if (CONSP (XCAR (tail
))
3940 && EQ (XCAR (XCAR (tail
)), param
))
3941 XSETCAR (XCAR (tail
), Qnil
);
3944 tem
= Fassq (param
, Vdefault_frame_alist
);
3946 /* If it wasn't specified in ALIST or the Lisp-level defaults,
3947 look in the X resources. */
3952 tem
= display_x_get_resource (dpyinfo
,
3953 build_string (attribute
),
3954 build_string (class),
3962 case RES_TYPE_NUMBER
:
3963 return make_number (atoi (SDATA (tem
)));
3965 case RES_TYPE_FLOAT
:
3966 return make_float (atof (SDATA (tem
)));
3968 case RES_TYPE_BOOLEAN
:
3969 tem
= Fdowncase (tem
);
3970 if (!strcmp (SDATA (tem
), "on")
3972 || !strcmp(SDATA(tem
), "yes")
3974 || !strcmp (SDATA (tem
), "true"))
3979 case RES_TYPE_STRING
:
3982 case RES_TYPE_SYMBOL
:
3983 /* As a special case, we map the values `true' and `on'
3984 to Qt, and `false' and `off' to Qnil. */
3987 lower
= Fdowncase (tem
);
3988 if (!strcmp (SDATA (lower
), "on")
3990 || !strcmp(SDATA(lower
), "yes")
3992 || !strcmp (SDATA (lower
), "true"))
3994 else if (!strcmp (SDATA (lower
), "off")
3996 || !strcmp(SDATA(lower
), "no")
3998 || !strcmp (SDATA (lower
), "false"))
4001 return Fintern (tem
, Qnil
);
4015 x_frame_get_arg (f
, alist
, param
, attribute
, class, type
)
4017 Lisp_Object alist
, param
;
4020 enum resource_types type
;
4022 return x_get_arg (FRAME_X_DISPLAY_INFO (f
),
4023 alist
, param
, attribute
, class, type
);
4026 /* Like x_frame_get_arg, but also record the value in f->param_alist. */
4029 x_frame_get_and_record_arg (f
, alist
, param
, attribute
, class, type
)
4031 Lisp_Object alist
, param
;
4034 enum resource_types type
;
4038 value
= x_get_arg (FRAME_X_DISPLAY_INFO (f
), alist
, param
,
4039 attribute
, class, type
);
4040 if (! NILP (value
) && ! EQ (value
, Qunbound
))
4041 store_frame_param (f
, param
, value
);
4047 /* Record in frame F the specified or default value according to ALIST
4048 of the parameter named PROP (a Lisp symbol).
4049 If no value is specified for PROP, look for an X default for XPROP
4050 on the frame named NAME.
4051 If that is not found either, use the value DEFLT. */
4054 x_default_parameter (f
, alist
, prop
, deflt
, xprop
, xclass
, type
)
4061 enum resource_types type
;
4065 tem
= x_frame_get_arg (f
, alist
, prop
, xprop
, xclass
, type
);
4066 if (EQ (tem
, Qunbound
))
4068 x_set_frame_parameters (f
, Fcons (Fcons (prop
, tem
), Qnil
));
4077 /* We used to define x-parse-geometry directly in ns-win.el, but that
4078 confused make-docfile: the documentation string in ns-win.el was
4079 used for x-parse-geometry even in non-NS builds.. */
4081 DEFUN ("x-parse-geometry", Fx_parse_geometry
, Sx_parse_geometry
, 1, 1, 0,
4082 doc
: /* Parse a Nextstep-style geometry string STRING.
4083 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).
4084 The properties returned may include `top', `left', `height', and `width'.
4085 This works by calling `ns-parse-geometry'. */)
4089 call1 (Qns_parse_geometry
, string
);
4092 #else /* !HAVE_NS */
4094 DEFUN ("x-parse-geometry", Fx_parse_geometry
, Sx_parse_geometry
, 1, 1, 0,
4095 doc
: /* Parse an X-style geometry string STRING.
4096 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).
4097 The properties returned may include `top', `left', `height', and `width'.
4098 The value of `left' or `top' may be an integer,
4099 or a list (+ N) meaning N pixels relative to top/left corner,
4100 or a list (- N) meaning -N pixels relative to bottom/right corner. */)
4105 unsigned int width
, height
;
4108 CHECK_STRING (string
);
4110 geometry
= XParseGeometry ((char *) SDATA (string
),
4111 &x
, &y
, &width
, &height
);
4113 if (geometry
& XValue
)
4115 Lisp_Object element
;
4117 if (x
>= 0 && (geometry
& XNegative
))
4118 element
= Fcons (Qleft
, Fcons (Qminus
, Fcons (make_number (-x
), Qnil
)));
4119 else if (x
< 0 && ! (geometry
& XNegative
))
4120 element
= Fcons (Qleft
, Fcons (Qplus
, Fcons (make_number (x
), Qnil
)));
4122 element
= Fcons (Qleft
, make_number (x
));
4123 result
= Fcons (element
, result
);
4126 if (geometry
& YValue
)
4128 Lisp_Object element
;
4130 if (y
>= 0 && (geometry
& YNegative
))
4131 element
= Fcons (Qtop
, Fcons (Qminus
, Fcons (make_number (-y
), Qnil
)));
4132 else if (y
< 0 && ! (geometry
& YNegative
))
4133 element
= Fcons (Qtop
, Fcons (Qplus
, Fcons (make_number (y
), Qnil
)));
4135 element
= Fcons (Qtop
, make_number (y
));
4136 result
= Fcons (element
, result
);
4139 if (geometry
& WidthValue
)
4140 result
= Fcons (Fcons (Qwidth
, make_number (width
)), result
);
4141 if (geometry
& HeightValue
)
4142 result
= Fcons (Fcons (Qheight
, make_number (height
)), result
);
4146 #endif /* HAVE_NS */
4149 /* Calculate the desired size and position of frame F.
4150 Return the flags saying which aspects were specified.
4152 Also set the win_gravity and size_hint_flags of F.
4154 Adjust height for toolbar if TOOLBAR_P is 1.
4156 This function does not make the coordinates positive. */
4158 #define DEFAULT_ROWS 40
4159 #define DEFAULT_COLS 80
4162 x_figure_window_size (f
, parms
, toolbar_p
)
4167 register Lisp_Object tem0
, tem1
, tem2
;
4168 long window_prompting
= 0;
4169 Display_Info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
4171 /* Default values if we fall through.
4172 Actually, if that happens we should get
4173 window manager prompting. */
4174 SET_FRAME_COLS (f
, DEFAULT_COLS
);
4175 FRAME_LINES (f
) = DEFAULT_ROWS
;
4176 /* Window managers expect that if program-specified
4177 positions are not (0,0), they're intentional, not defaults. */
4181 /* Ensure that old new_text_cols and new_text_lines will not override the
4183 /* ++KFS: This was specific to W32, but seems ok for all platforms */
4184 f
->new_text_cols
= f
->new_text_lines
= 0;
4186 tem0
= x_get_arg (dpyinfo
, parms
, Qheight
, 0, 0, RES_TYPE_NUMBER
);
4187 tem1
= x_get_arg (dpyinfo
, parms
, Qwidth
, 0, 0, RES_TYPE_NUMBER
);
4188 tem2
= x_get_arg (dpyinfo
, parms
, Quser_size
, 0, 0, RES_TYPE_NUMBER
);
4189 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
4191 if (!EQ (tem0
, Qunbound
))
4193 CHECK_NUMBER (tem0
);
4194 FRAME_LINES (f
) = XINT (tem0
);
4196 if (!EQ (tem1
, Qunbound
))
4198 CHECK_NUMBER (tem1
);
4199 SET_FRAME_COLS (f
, XINT (tem1
));
4201 if (!NILP (tem2
) && !EQ (tem2
, Qunbound
))
4202 window_prompting
|= USSize
;
4204 window_prompting
|= PSize
;
4207 f
->scroll_bar_actual_width
4208 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
4210 /* This used to be done _before_ calling x_figure_window_size, but
4211 since the height is reset here, this was really a no-op. I
4212 assume that moving it here does what Gerd intended (although he
4213 no longer can remember what that was... ++KFS, 2003-03-25. */
4215 /* Add the tool-bar height to the initial frame height so that the
4216 user gets a text display area of the size he specified with -g or
4217 via .Xdefaults. Later changes of the tool-bar height don't
4218 change the frame size. This is done so that users can create
4219 tall Emacs frames without having to guess how tall the tool-bar
4221 if (toolbar_p
&& FRAME_TOOL_BAR_LINES (f
))
4223 int margin
, relief
, bar_height
;
4225 relief
= (tool_bar_button_relief
>= 0
4226 ? tool_bar_button_relief
4227 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
);
4229 if (INTEGERP (Vtool_bar_button_margin
)
4230 && XINT (Vtool_bar_button_margin
) > 0)
4231 margin
= XFASTINT (Vtool_bar_button_margin
);
4232 else if (CONSP (Vtool_bar_button_margin
)
4233 && INTEGERP (XCDR (Vtool_bar_button_margin
))
4234 && XINT (XCDR (Vtool_bar_button_margin
)) > 0)
4235 margin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
4239 bar_height
= DEFAULT_TOOL_BAR_IMAGE_HEIGHT
+ 2 * margin
+ 2 * relief
;
4240 FRAME_LINES (f
) += (bar_height
+ FRAME_LINE_HEIGHT (f
) - 1) / FRAME_LINE_HEIGHT (f
);
4243 compute_fringe_widths (f
, 0);
4245 FRAME_PIXEL_WIDTH (f
) = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, FRAME_COLS (f
));
4246 FRAME_PIXEL_HEIGHT (f
) = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, FRAME_LINES (f
));
4248 tem0
= x_get_arg (dpyinfo
, parms
, Qtop
, 0, 0, RES_TYPE_NUMBER
);
4249 tem1
= x_get_arg (dpyinfo
, parms
, Qleft
, 0, 0, RES_TYPE_NUMBER
);
4250 tem2
= x_get_arg (dpyinfo
, parms
, Quser_position
, 0, 0, RES_TYPE_NUMBER
);
4251 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
4253 if (EQ (tem0
, Qminus
))
4256 window_prompting
|= YNegative
;
4258 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qminus
)
4259 && CONSP (XCDR (tem0
))
4260 && INTEGERP (XCAR (XCDR (tem0
))))
4262 f
->top_pos
= - XINT (XCAR (XCDR (tem0
)));
4263 window_prompting
|= YNegative
;
4265 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qplus
)
4266 && CONSP (XCDR (tem0
))
4267 && INTEGERP (XCAR (XCDR (tem0
))))
4269 f
->top_pos
= XINT (XCAR (XCDR (tem0
)));
4271 else if (EQ (tem0
, Qunbound
))
4275 CHECK_NUMBER (tem0
);
4276 f
->top_pos
= XINT (tem0
);
4278 window_prompting
|= YNegative
;
4281 if (EQ (tem1
, Qminus
))
4284 window_prompting
|= XNegative
;
4286 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qminus
)
4287 && CONSP (XCDR (tem1
))
4288 && INTEGERP (XCAR (XCDR (tem1
))))
4290 f
->left_pos
= - XINT (XCAR (XCDR (tem1
)));
4291 window_prompting
|= XNegative
;
4293 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qplus
)
4294 && CONSP (XCDR (tem1
))
4295 && INTEGERP (XCAR (XCDR (tem1
))))
4297 f
->left_pos
= XINT (XCAR (XCDR (tem1
)));
4299 else if (EQ (tem1
, Qunbound
))
4303 CHECK_NUMBER (tem1
);
4304 f
->left_pos
= XINT (tem1
);
4305 if (f
->left_pos
< 0)
4306 window_prompting
|= XNegative
;
4309 if (!NILP (tem2
) && ! EQ (tem2
, Qunbound
))
4310 window_prompting
|= USPosition
;
4312 window_prompting
|= PPosition
;
4315 if (f
->want_fullscreen
!= FULLSCREEN_NONE
)
4320 /* It takes both for some WM:s to place it where we want */
4321 window_prompting
|= USPosition
| PPosition
;
4322 x_fullscreen_adjust (f
, &width
, &height
, &top
, &left
);
4323 FRAME_COLS (f
) = width
;
4324 FRAME_LINES (f
) = height
;
4325 FRAME_PIXEL_WIDTH (f
) = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, width
);
4326 FRAME_PIXEL_HEIGHT (f
) = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, height
);
4331 if (window_prompting
& XNegative
)
4333 if (window_prompting
& YNegative
)
4334 f
->win_gravity
= SouthEastGravity
;
4336 f
->win_gravity
= NorthEastGravity
;
4340 if (window_prompting
& YNegative
)
4341 f
->win_gravity
= SouthWestGravity
;
4343 f
->win_gravity
= NorthWestGravity
;
4346 f
->size_hint_flags
= window_prompting
;
4348 return window_prompting
;
4353 #endif /* HAVE_WINDOW_SYSTEM */
4357 /***********************************************************************
4359 ***********************************************************************/
4364 Qframep
= intern ("framep");
4365 staticpro (&Qframep
);
4366 Qframe_live_p
= intern ("frame-live-p");
4367 staticpro (&Qframe_live_p
);
4368 Qexplicit_name
= intern ("explicit-name");
4369 staticpro (&Qexplicit_name
);
4370 Qheight
= intern ("height");
4371 staticpro (&Qheight
);
4372 Qicon
= intern ("icon");
4374 Qminibuffer
= intern ("minibuffer");
4375 staticpro (&Qminibuffer
);
4376 Qmodeline
= intern ("modeline");
4377 staticpro (&Qmodeline
);
4378 Qonly
= intern ("only");
4380 Qwidth
= intern ("width");
4381 staticpro (&Qwidth
);
4382 Qgeometry
= intern ("geometry");
4383 staticpro (&Qgeometry
);
4384 Qicon_left
= intern ("icon-left");
4385 staticpro (&Qicon_left
);
4386 Qicon_top
= intern ("icon-top");
4387 staticpro (&Qicon_top
);
4388 Qleft
= intern ("left");
4390 Qright
= intern ("right");
4391 staticpro (&Qright
);
4392 Quser_position
= intern ("user-position");
4393 staticpro (&Quser_position
);
4394 Quser_size
= intern ("user-size");
4395 staticpro (&Quser_size
);
4396 Qwindow_id
= intern ("window-id");
4397 staticpro (&Qwindow_id
);
4398 #ifdef HAVE_X_WINDOWS
4399 Qouter_window_id
= intern ("outer-window-id");
4400 staticpro (&Qouter_window_id
);
4402 Qparent_id
= intern ("parent-id");
4403 staticpro (&Qparent_id
);
4406 Qw32
= intern ("w32");
4408 Qpc
= intern ("pc");
4410 Qmac
= intern ("mac");
4412 Qns
= intern ("ns");
4414 Qvisible
= intern ("visible");
4415 staticpro (&Qvisible
);
4416 Qbuffer_predicate
= intern ("buffer-predicate");
4417 staticpro (&Qbuffer_predicate
);
4418 Qbuffer_list
= intern ("buffer-list");
4419 staticpro (&Qbuffer_list
);
4420 Qburied_buffer_list
= intern ("buried-buffer-list");
4421 staticpro (&Qburied_buffer_list
);
4422 Qdisplay_type
= intern ("display-type");
4423 staticpro (&Qdisplay_type
);
4424 Qbackground_mode
= intern ("background-mode");
4425 staticpro (&Qbackground_mode
);
4426 Qnoelisp
= intern ("noelisp");
4427 staticpro (&Qnoelisp
);
4428 Qtty_color_mode
= intern ("tty-color-mode");
4429 staticpro (&Qtty_color_mode
);
4430 Qtty
= intern ("tty");
4432 Qtty_type
= intern ("tty-type");
4433 staticpro (&Qtty_type
);
4435 Qface_set_after_frame_default
= intern ("face-set-after-frame-default");
4436 staticpro (&Qface_set_after_frame_default
);
4438 Qfullwidth
= intern ("fullwidth");
4439 staticpro (&Qfullwidth
);
4440 Qfullheight
= intern ("fullheight");
4441 staticpro (&Qfullheight
);
4442 Qfullboth
= intern ("fullboth");
4443 staticpro (&Qfullboth
);
4444 Qx_resource_name
= intern ("x-resource-name");
4445 staticpro (&Qx_resource_name
);
4447 Qx_frame_parameter
= intern ("x-frame-parameter");
4448 staticpro (&Qx_frame_parameter
);
4450 Qterminal
= intern ("terminal");
4451 staticpro (&Qterminal
);
4452 Qterminal_live_p
= intern ("terminal-live-p");
4453 staticpro (&Qterminal_live_p
);
4456 Qns_parse_geometry
= intern ("ns-parse-geometry");
4457 staticpro (&Qns_parse_geometry
);
4463 for (i
= 0; i
< sizeof (frame_parms
) / sizeof (frame_parms
[0]); i
++)
4465 Lisp_Object v
= intern (frame_parms
[i
].name
);
4466 if (frame_parms
[i
].variable
)
4468 *frame_parms
[i
].variable
= v
;
4469 staticpro (frame_parms
[i
].variable
);
4471 Fput (v
, Qx_frame_parameter
, make_number (i
));
4475 #ifdef HAVE_WINDOW_SYSTEM
4476 DEFVAR_LISP ("x-resource-name", &Vx_resource_name
,
4477 doc
: /* The name Emacs uses to look up X resources.
4478 `x-get-resource' uses this as the first component of the instance name
4479 when requesting resource values.
4480 Emacs initially sets `x-resource-name' to the name under which Emacs
4481 was invoked, or to the value specified with the `-name' or `-rn'
4482 switches, if present.
4484 It may be useful to bind this variable locally around a call
4485 to `x-get-resource'. See also the variable `x-resource-class'. */);
4486 Vx_resource_name
= Qnil
;
4488 DEFVAR_LISP ("x-resource-class", &Vx_resource_class
,
4489 doc
: /* The class Emacs uses to look up X resources.
4490 `x-get-resource' uses this as the first component of the instance class
4491 when requesting resource values.
4493 Emacs initially sets `x-resource-class' to "Emacs".
4495 Setting this variable permanently is not a reasonable thing to do,
4496 but binding this variable locally around a call to `x-get-resource'
4497 is a reasonable practice. See also the variable `x-resource-name'. */);
4498 Vx_resource_class
= build_string (EMACS_CLASS
);
4500 DEFVAR_LISP ("frame-alpha-lower-limit", &Vframe_alpha_lower_limit
,
4501 doc
: /* The lower limit of the frame opacity (alpha transparency).
4502 The value should range from 0 (invisible) to 100 (completely opaque).
4503 You can also use a floating number between 0.0 and 1.0.
4504 The default is 20. */);
4505 Vframe_alpha_lower_limit
= make_number (20);
4508 DEFVAR_LISP ("default-frame-alist", &Vdefault_frame_alist
,
4509 doc
: /* Alist of default values for frame creation.
4510 These may be set in your init file, like this:
4511 (setq default-frame-alist '((width . 80) (height . 55) (menu-bar-lines . 1)))
4512 These override values given in window system configuration data,
4513 including X Windows' defaults database.
4514 For values specific to the first Emacs frame, see `initial-frame-alist'.
4515 For window-system specific values, see `window-system-default-frame-alist'.
4516 For values specific to the separate minibuffer frame, see
4517 `minibuffer-frame-alist'.
4518 The `menu-bar-lines' element of the list controls whether new frames
4519 have menu bars; `menu-bar-mode' works by altering this element.
4520 Setting this variable does not affect existing frames, only new ones. */);
4521 Vdefault_frame_alist
= Qnil
;
4523 DEFVAR_LISP ("default-frame-scroll-bars", &Vdefault_frame_scroll_bars
,
4524 doc
: /* Default position of scroll bars on this window-system. */);
4525 #ifdef HAVE_WINDOW_SYSTEM
4526 #if defined(HAVE_NTGUI) || defined(NS_IMPL_COCOA)
4527 /* MS-Windows and Mac OS X have scroll bars on the right by default. */
4528 Vdefault_frame_scroll_bars
= Qright
;
4530 Vdefault_frame_scroll_bars
= Qleft
;
4533 Vdefault_frame_scroll_bars
= Qnil
;
4536 DEFVAR_LISP ("terminal-frame", &Vterminal_frame
,
4537 doc
: /* The initial frame-object, which represents Emacs's stdout. */);
4539 DEFVAR_LISP ("emacs-iconified", &Vemacs_iconified
,
4540 doc
: /* Non-nil if all of Emacs is iconified and frame updates are not needed. */);
4541 Vemacs_iconified
= Qnil
;
4543 DEFVAR_LISP ("mouse-position-function", &Vmouse_position_function
,
4544 doc
: /* If non-nil, function to transform normal value of `mouse-position'.
4545 `mouse-position' calls this function, passing its usual return value as
4546 argument, and returns whatever this function returns.
4547 This abnormal hook exists for the benefit of packages like `xt-mouse.el'
4548 which need to do mouse handling at the Lisp level. */);
4549 Vmouse_position_function
= Qnil
;
4551 DEFVAR_LISP ("mouse-highlight", &Vmouse_highlight
,
4552 doc
: /* If non-nil, clickable text is highlighted when mouse is over it.
4553 If the value is an integer, highlighting is only shown after moving the
4554 mouse, while keyboard input turns off the highlight even when the mouse
4555 is over the clickable text. However, the mouse shape still indicates
4556 when the mouse is over clickable text. */);
4557 Vmouse_highlight
= Qt
;
4559 DEFVAR_LISP ("delete-frame-functions", &Vdelete_frame_functions
,
4560 doc
: /* Functions to be run before deleting a frame.
4561 The functions are run with one arg, the frame to be deleted.
4564 Note that functions in this list may be called just before the frame is
4565 actually deleted, or some time later (or even both when an earlier function
4566 in `delete-frame-functions' (indirectly) calls `delete-frame'
4568 Vdelete_frame_functions
= Qnil
;
4569 Qdelete_frame_functions
= intern ("delete-frame-functions");
4570 staticpro (&Qdelete_frame_functions
);
4572 DEFVAR_KBOARD ("default-minibuffer-frame", Vdefault_minibuffer_frame
,
4573 doc
: /* Minibufferless frames use this frame's minibuffer.
4575 Emacs cannot create minibufferless frames unless this is set to an
4576 appropriate surrogate.
4578 Emacs consults this variable only when creating minibufferless
4579 frames; once the frame is created, it sticks with its assigned
4580 minibuffer, no matter what this variable is set to. This means that
4581 this variable doesn't necessarily say anything meaningful about the
4582 current set of frames, or where the minibuffer is currently being
4585 This variable is local to the current terminal and cannot be buffer-local. */);
4587 DEFVAR_BOOL ("focus-follows-mouse", &focus_follows_mouse
,
4588 doc
: /* Non-nil if window system changes focus when you move the mouse.
4589 You should set this variable to tell Emacs how your window manager
4590 handles focus, since there is no way in general for Emacs to find out
4592 #ifdef HAVE_WINDOW_SYSTEM
4593 #if defined(HAVE_NTGUI) || defined(HAVE_NS)
4594 focus_follows_mouse
= 0;
4596 focus_follows_mouse
= 1;
4599 focus_follows_mouse
= 0;
4602 staticpro (&Vframe_list
);
4604 defsubr (&Sactive_minibuffer_window
);
4606 defsubr (&Sframe_live_p
);
4607 defsubr (&Swindow_system
);
4608 defsubr (&Smake_terminal_frame
);
4609 defsubr (&Shandle_switch_frame
);
4610 defsubr (&Sselect_frame
);
4611 defsubr (&Sselected_frame
);
4612 defsubr (&Swindow_frame
);
4613 defsubr (&Sframe_root_window
);
4614 defsubr (&Sframe_first_window
);
4615 defsubr (&Sframe_selected_window
);
4616 defsubr (&Sset_frame_selected_window
);
4617 defsubr (&Sframe_list
);
4618 defsubr (&Snext_frame
);
4619 defsubr (&Sprevious_frame
);
4620 defsubr (&Sdelete_frame
);
4621 defsubr (&Smouse_position
);
4622 defsubr (&Smouse_pixel_position
);
4623 defsubr (&Sset_mouse_position
);
4624 defsubr (&Sset_mouse_pixel_position
);
4626 defsubr (&Sframe_configuration
);
4627 defsubr (&Srestore_frame_configuration
);
4629 defsubr (&Smake_frame_visible
);
4630 defsubr (&Smake_frame_invisible
);
4631 defsubr (&Siconify_frame
);
4632 defsubr (&Sframe_visible_p
);
4633 defsubr (&Svisible_frame_list
);
4634 defsubr (&Sraise_frame
);
4635 defsubr (&Slower_frame
);
4636 defsubr (&Sredirect_frame_focus
);
4637 defsubr (&Sframe_focus
);
4638 defsubr (&Sframe_parameters
);
4639 defsubr (&Sframe_parameter
);
4640 defsubr (&Smodify_frame_parameters
);
4641 defsubr (&Sframe_char_height
);
4642 defsubr (&Sframe_char_width
);
4643 defsubr (&Sframe_pixel_height
);
4644 defsubr (&Sframe_pixel_width
);
4645 defsubr (&Sset_frame_height
);
4646 defsubr (&Sset_frame_width
);
4647 defsubr (&Sset_frame_size
);
4648 defsubr (&Sset_frame_position
);
4650 #ifdef HAVE_WINDOW_SYSTEM
4651 defsubr (&Sx_get_resource
);
4652 defsubr (&Sx_parse_geometry
);
4657 /* arch-tag: 7dbf2c69-9aad-45f8-8296-db893d6dd039
4658 (do not change this comment) */