1 /* Generic frame functions.
3 Copyright (C) 1993-1995, 1997, 1999-2012 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
28 #include "character.h"
39 /* These help us bind and responding to switch-frame events. */
43 #include "blockinput.h"
45 #include "termhooks.h"
46 #include "dispextern.h"
49 #ifdef HAVE_WINDOW_SYSTEM
58 #ifdef HAVE_WINDOW_SYSTEM
63 Lisp_Object Qns_parse_geometry
;
66 Lisp_Object Qframep
, Qframe_live_p
;
67 Lisp_Object Qicon
, Qmodeline
;
69 Lisp_Object Qx
, Qw32
, Qmac
, Qpc
, Qns
;
71 Lisp_Object Qdisplay_type
;
72 static Lisp_Object Qbackground_mode
;
75 static Lisp_Object Qx_frame_parameter
;
76 Lisp_Object Qx_resource_name
;
77 Lisp_Object Qterminal
;
78 Lisp_Object Qterminal_live_p
;
80 /* Frame parameters (set or reported). */
82 Lisp_Object Qauto_raise
, Qauto_lower
;
83 Lisp_Object Qborder_color
, Qborder_width
;
84 Lisp_Object Qcursor_color
, Qcursor_type
;
85 static Lisp_Object Qgeometry
; /* Not used */
86 Lisp_Object Qheight
, Qwidth
;
87 Lisp_Object Qleft
, Qright
;
88 Lisp_Object Qicon_left
, Qicon_top
, Qicon_type
, Qicon_name
;
90 Lisp_Object Qinternal_border_width
;
91 Lisp_Object Qmouse_color
;
92 Lisp_Object Qminibuffer
;
93 Lisp_Object Qscroll_bar_width
, Qvertical_scroll_bars
;
94 Lisp_Object Qvisibility
;
95 Lisp_Object Qscroll_bar_foreground
, Qscroll_bar_background
;
96 Lisp_Object Qscreen_gamma
;
97 Lisp_Object Qline_spacing
;
98 static Lisp_Object Quser_position
, Quser_size
;
99 Lisp_Object Qwait_for_wm
;
100 static Lisp_Object Qwindow_id
;
101 #ifdef HAVE_X_WINDOWS
102 static Lisp_Object Qouter_window_id
;
104 Lisp_Object Qparent_id
;
105 Lisp_Object Qtitle
, Qname
;
106 static Lisp_Object Qexplicit_name
;
107 Lisp_Object Qunsplittable
;
108 Lisp_Object Qmenu_bar_lines
, Qtool_bar_lines
, Qtool_bar_position
;
109 Lisp_Object Qleft_fringe
, Qright_fringe
;
110 Lisp_Object Qbuffer_predicate
;
111 static Lisp_Object Qbuffer_list
, Qburied_buffer_list
;
112 Lisp_Object Qtty_color_mode
;
113 Lisp_Object Qtty
, Qtty_type
;
115 Lisp_Object Qfullscreen
, Qfullwidth
, Qfullheight
, Qfullboth
, Qmaximized
;
117 Lisp_Object Qfont_backend
;
120 Lisp_Object Qface_set_after_frame_default
;
122 static Lisp_Object Qdelete_frame_functions
;
124 #ifdef HAVE_WINDOW_SYSTEM
125 static void x_report_frame_params (struct frame
*, Lisp_Object
*);
130 set_menu_bar_lines_1 (Lisp_Object window
, int n
)
132 struct window
*w
= XWINDOW (window
);
134 w
->last_modified
= 0;
135 XSETFASTINT (WVAR (w
, top_line
), XFASTINT (WVAR (w
, top_line
)) + n
);
136 XSETFASTINT (WVAR (w
, total_lines
), XFASTINT (WVAR (w
, total_lines
)) - n
);
138 /* Handle just the top child in a vertical split. */
139 if (!NILP (WVAR (w
, vchild
)))
140 set_menu_bar_lines_1 (WVAR (w
, vchild
), n
);
142 /* Adjust all children in a horizontal split. */
143 for (window
= WVAR (w
, hchild
); !NILP (window
); window
= WVAR (w
, next
))
145 w
= XWINDOW (window
);
146 set_menu_bar_lines_1 (window
, n
);
151 set_menu_bar_lines (struct frame
*f
, Lisp_Object value
, Lisp_Object oldval
)
154 int olines
= FRAME_MENU_BAR_LINES (f
);
156 /* Right now, menu bars don't work properly in minibuf-only frames;
157 most of the commands try to apply themselves to the minibuffer
158 frame itself, and get an error because you can't switch buffers
159 in or split the minibuffer window. */
160 if (FRAME_MINIBUF_ONLY_P (f
))
163 if (TYPE_RANGED_INTEGERP (int, value
))
164 nlines
= XINT (value
);
168 if (nlines
!= olines
)
170 windows_or_buffers_changed
++;
171 FRAME_WINDOW_SIZES_CHANGED (f
) = 1;
172 FRAME_MENU_BAR_LINES (f
) = nlines
;
173 set_menu_bar_lines_1 (FGET (f
, root_window
), nlines
- olines
);
178 Lisp_Object Vframe_list
;
181 DEFUN ("framep", Fframep
, Sframep
, 1, 1, 0,
182 doc
: /* Return non-nil if OBJECT is a frame.
184 t for a termcap frame (a character-only terminal),
185 'x' for an Emacs frame that is really an X window,
186 'w32' for an Emacs frame that is a window on MS-Windows display,
187 'ns' for an Emacs frame on a GNUstep or Macintosh Cocoa display,
188 'pc' for a direct-write MS-DOS frame.
189 See also `frame-live-p'. */)
192 if (!FRAMEP (object
))
194 switch (XFRAME (object
)->output_method
)
196 case output_initial
: /* The initial frame is like a termcap frame. */
199 case output_x_window
:
203 case output_msdos_raw
:
214 DEFUN ("frame-live-p", Fframe_live_p
, Sframe_live_p
, 1, 1, 0,
215 doc
: /* Return non-nil if OBJECT is a frame which has not been deleted.
216 Value is nil if OBJECT is not a live frame. If object is a live
217 frame, the return value indicates what sort of terminal device it is
218 displayed on. See the documentation of `framep' for possible
222 return ((FRAMEP (object
)
223 && FRAME_LIVE_P (XFRAME (object
)))
228 DEFUN ("window-system", Fwindow_system
, Swindow_system
, 0, 1, 0,
229 doc
: /* The name of the window system that FRAME is displaying through.
230 The value is a symbol:
231 nil for a termcap frame (a character-only terminal),
232 'x' for an Emacs frame that is really an X window,
233 'w32' for an Emacs frame that is a window on MS-Windows display,
234 'ns' for an Emacs frame on a GNUstep or Macintosh Cocoa display,
235 'pc' for a direct-write MS-DOS frame.
237 FRAME defaults to the currently selected frame.
239 Use of this function as a predicate is deprecated. Instead,
240 use `display-graphic-p' or any of the other `display-*-p'
241 predicates which report frame's specific UI-related capabilities. */)
246 frame
= selected_frame
;
248 type
= Fframep (frame
);
251 wrong_type_argument (Qframep
, frame
);
260 make_frame (int mini_p
)
263 register struct frame
*f
;
264 register Lisp_Object root_window
;
265 register Lisp_Object mini_window
;
267 f
= allocate_frame ();
268 XSETFRAME (frame
, f
);
270 /* Initialize Lisp data. Note that allocate_frame initializes all
271 Lisp data to nil, so do it only for slots which should not be nil. */
272 FSET (f
, tool_bar_position
, Qtop
);
274 /* Initialize non-Lisp data. Note that allocate_frame zeroes out all
275 non-Lisp data, so do it only for slots which should not be zero.
276 To avoid subtle bugs and for the sake of readability, it's better to
277 initialize enum members explicitly even if their values are zero. */
278 f
->wants_modeline
= 1;
280 f
->has_minibuffer
= mini_p
;
281 f
->vertical_scroll_bar_type
= vertical_scroll_bar_none
;
282 f
->column_width
= 1; /* !FRAME_WINDOW_P value */
283 f
->line_height
= 1; /* !FRAME_WINDOW_P value */
284 #ifdef HAVE_WINDOW_SYSTEM
285 f
->want_fullscreen
= FULLSCREEN_NONE
;
288 root_window
= make_window ();
291 mini_window
= make_window ();
292 WVAR (XWINDOW (root_window
), next
) = mini_window
;
293 WVAR (XWINDOW (mini_window
), prev
) = root_window
;
294 XWINDOW (mini_window
)->mini
= 1;
295 WVAR (XWINDOW (mini_window
), frame
) = frame
;
296 FSET (f
, minibuffer_window
, mini_window
);
301 WVAR (XWINDOW (root_window
), next
) = Qnil
;
302 FSET (f
, minibuffer_window
, Qnil
);
305 WVAR (XWINDOW (root_window
), frame
) = frame
;
308 just so that there is "something there."
309 Correct size will be set up later with change_frame_size. */
311 SET_FRAME_COLS (f
, 10);
312 FRAME_LINES (f
) = 10;
314 XSETFASTINT (WVAR (XWINDOW (root_window
), total_cols
), 10);
315 XSETFASTINT (WVAR (XWINDOW (root_window
), total_lines
), (mini_p
? 9 : 10));
319 XSETFASTINT (WVAR (XWINDOW (mini_window
), total_cols
), 10);
320 XSETFASTINT (WVAR (XWINDOW (mini_window
), top_line
), 9);
321 XSETFASTINT (WVAR (XWINDOW (mini_window
), total_lines
), 1);
324 /* Choose a buffer for the frame's root window. */
328 WVAR (XWINDOW (root_window
), buffer
) = Qt
;
329 buf
= Fcurrent_buffer ();
330 /* If buf is a 'hidden' buffer (i.e. one whose name starts with
331 a space), try to find another one. */
332 if (SREF (Fbuffer_name (buf
), 0) == ' ')
333 buf
= other_buffer_safely (buf
);
335 /* Use set_window_buffer, not Fset_window_buffer, and don't let
336 hooks be run by it. The reason is that the whole frame/window
337 arrangement is not yet fully initialized at this point. Windows
338 don't have the right size, glyph matrices aren't initialized
339 etc. Running Lisp functions at this point surely ends in a
341 set_window_buffer (root_window
, buf
, 0, 0);
342 FSET (f
, buffer_list
, Fcons (buf
, Qnil
));
347 WVAR (XWINDOW (mini_window
), buffer
) = Qt
;
348 set_window_buffer (mini_window
,
349 (NILP (Vminibuffer_list
)
351 : Fcar (Vminibuffer_list
)),
355 FSET (f
, root_window
, root_window
);
356 FSET (f
, selected_window
, root_window
);
357 /* Make sure this window seems more recently used than
358 a newly-created, never-selected window. */
359 XWINDOW (FGET (f
, selected_window
))->use_time
= ++window_select_count
;
364 #ifdef HAVE_WINDOW_SYSTEM
365 /* Make a frame using a separate minibuffer window on another frame.
366 MINI_WINDOW is the minibuffer window to use. nil means use the
367 default (the global minibuffer). */
370 make_frame_without_minibuffer (register Lisp_Object mini_window
, KBOARD
*kb
, Lisp_Object display
)
372 register struct frame
*f
;
375 if (!NILP (mini_window
))
376 CHECK_LIVE_WINDOW (mini_window
);
378 if (!NILP (mini_window
)
379 && FRAME_KBOARD (XFRAME (WVAR (XWINDOW (mini_window
), frame
))) != kb
)
380 error ("Frame and minibuffer must be on the same terminal");
382 /* Make a frame containing just a root window. */
385 if (NILP (mini_window
))
387 /* Use default-minibuffer-frame if possible. */
388 if (!FRAMEP (KVAR (kb
, Vdefault_minibuffer_frame
))
389 || ! FRAME_LIVE_P (XFRAME (KVAR (kb
, Vdefault_minibuffer_frame
))))
391 Lisp_Object frame_dummy
;
393 XSETFRAME (frame_dummy
, f
);
394 GCPRO1 (frame_dummy
);
395 /* If there's no minibuffer frame to use, create one. */
396 KVAR (kb
, Vdefault_minibuffer_frame
) =
397 call1 (intern ("make-initial-minibuffer-frame"), display
);
401 mini_window
= FGET (XFRAME (KVAR (kb
, Vdefault_minibuffer_frame
)),
405 FSET (f
, minibuffer_window
, mini_window
);
407 /* Make the chosen minibuffer window display the proper minibuffer,
408 unless it is already showing a minibuffer. */
409 if (NILP (Fmemq (WVAR (XWINDOW (mini_window
), buffer
), Vminibuffer_list
)))
410 Fset_window_buffer (mini_window
,
411 (NILP (Vminibuffer_list
)
413 : Fcar (Vminibuffer_list
)), Qnil
);
417 /* Make a frame containing only a minibuffer window. */
420 make_minibuffer_frame (void)
422 /* First make a frame containing just a root window, no minibuffer. */
424 register struct frame
*f
= make_frame (0);
425 register Lisp_Object mini_window
;
426 register Lisp_Object frame
;
428 XSETFRAME (frame
, f
);
433 f
->wants_modeline
= 0;
434 f
->has_minibuffer
= 1;
436 /* Now label the root window as also being the minibuffer.
437 Avoid infinite looping on the window chain by marking next pointer
440 mini_window
= FSET (f
, minibuffer_window
, FGET (f
, root_window
));
441 XWINDOW (mini_window
)->mini
= 1;
442 WVAR (XWINDOW (mini_window
), next
) = Qnil
;
443 WVAR (XWINDOW (mini_window
), prev
) = Qnil
;
444 WVAR (XWINDOW (mini_window
), frame
) = frame
;
446 /* Put the proper buffer in that window. */
448 Fset_window_buffer (mini_window
,
449 (NILP (Vminibuffer_list
)
451 : Fcar (Vminibuffer_list
)), Qnil
);
454 #endif /* HAVE_WINDOW_SYSTEM */
456 /* Construct a frame that refers to a terminal. */
458 static printmax_t tty_frame_count
;
461 make_initial_frame (void)
464 struct terminal
*terminal
;
467 eassert (initial_kboard
);
469 /* The first call must initialize Vframe_list. */
470 if (! (NILP (Vframe_list
) || CONSP (Vframe_list
)))
473 terminal
= init_initial_terminal ();
476 XSETFRAME (frame
, f
);
478 Vframe_list
= Fcons (frame
, Vframe_list
);
481 FSET (f
, name
, build_pure_c_string ("F1"));
484 f
->async_visible
= 1;
486 f
->output_method
= terminal
->type
;
487 f
->terminal
= terminal
;
488 f
->terminal
->reference_count
++;
489 f
->output_data
.nothing
= 0;
491 FRAME_FOREGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_FG_COLOR
;
492 FRAME_BACKGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_BG_COLOR
;
494 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
495 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = vertical_scroll_bar_none
;
497 /* The default value of menu-bar-mode is t. */
498 set_menu_bar_lines (f
, make_number (1), Qnil
);
501 init_frame_faces (f
);
507 static struct frame
*
508 make_terminal_frame (struct terminal
*terminal
)
510 register struct frame
*f
;
512 char name
[sizeof "F" + INT_STRLEN_BOUND (printmax_t
)];
515 error ("Terminal is not live, can't create new frames on it");
519 XSETFRAME (frame
, f
);
520 Vframe_list
= Fcons (frame
, Vframe_list
);
522 FSET (f
, name
, make_formatted_string (name
, "F%"pMd
, ++tty_frame_count
));
524 f
->visible
= 1; /* FRAME_SET_VISIBLE wd set frame_garbaged. */
525 f
->async_visible
= 1; /* Don't let visible be cleared later. */
526 f
->terminal
= terminal
;
527 f
->terminal
->reference_count
++;
529 f
->output_data
.tty
->display_info
= &the_only_display_info
;
530 if (!inhibit_window_system
531 && (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
))
532 || XFRAME (selected_frame
)->output_method
== output_msdos_raw
))
533 f
->output_method
= output_msdos_raw
;
535 f
->output_method
= output_termcap
;
536 #else /* not MSDOS */
537 f
->output_method
= output_termcap
;
538 create_tty_output (f
);
539 FRAME_FOREGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_FG_COLOR
;
540 FRAME_BACKGROUND_PIXEL (f
) = FACE_TTY_DEFAULT_BG_COLOR
;
541 #endif /* not MSDOS */
543 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
544 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = vertical_scroll_bar_none
;
545 FRAME_MENU_BAR_LINES(f
) = NILP (Vmenu_bar_mode
) ? 0 : 1;
547 /* Set the top frame to the newly created frame. */
548 if (FRAMEP (FRAME_TTY (f
)->top_frame
)
549 && FRAME_LIVE_P (XFRAME (FRAME_TTY (f
)->top_frame
)))
550 XFRAME (FRAME_TTY (f
)->top_frame
)->async_visible
= 2; /* obscured */
552 FRAME_TTY (f
)->top_frame
= frame
;
555 init_frame_faces (f
);
560 /* Get a suitable value for frame parameter PARAMETER for a newly
561 created frame, based on (1) the user-supplied frame parameter
562 alist SUPPLIED_PARMS, and (2) CURRENT_VALUE. */
565 get_future_frame_param (Lisp_Object parameter
,
566 Lisp_Object supplied_parms
,
571 result
= Fassq (parameter
, supplied_parms
);
573 result
= Fassq (parameter
, FGET (XFRAME (selected_frame
), param_alist
));
574 if (NILP (result
) && current_value
!= NULL
)
575 result
= build_string (current_value
);
576 if (!NILP (result
) && !STRINGP (result
))
577 result
= XCDR (result
);
578 if (NILP (result
) || !STRINGP (result
))
584 DEFUN ("make-terminal-frame", Fmake_terminal_frame
, Smake_terminal_frame
,
586 doc
: /* Create an additional terminal frame, possibly on another terminal.
587 This function takes one argument, an alist specifying frame parameters.
589 You can create multiple frames on a single text terminal, but only one
590 of them (the selected terminal frame) is actually displayed.
592 In practice, generally you don't need to specify any parameters,
593 except when you want to create a new frame on another terminal.
594 In that case, the `tty' parameter specifies the device file to open,
595 and the `tty-type' parameter specifies the terminal type. Example:
597 (make-terminal-frame '((tty . "/dev/pts/5") (tty-type . "xterm")))
599 Note that changing the size of one terminal frame automatically
600 affects all frames on the same terminal device. */)
604 struct terminal
*t
= NULL
;
605 Lisp_Object frame
, tem
;
606 struct frame
*sf
= SELECTED_FRAME ();
609 if (sf
->output_method
!= output_msdos_raw
610 && sf
->output_method
!= output_termcap
)
612 #else /* not MSDOS */
614 #ifdef WINDOWSNT /* This should work now! */
615 if (sf
->output_method
!= output_termcap
)
616 error ("Not using an ASCII terminal now; cannot make a new ASCII frame");
618 #endif /* not MSDOS */
621 Lisp_Object terminal
;
623 terminal
= Fassq (Qterminal
, parms
);
624 if (!NILP (terminal
))
626 terminal
= XCDR (terminal
);
627 t
= get_terminal (terminal
, 1);
630 if (t
&& t
!= the_only_display_info
.terminal
)
631 /* msdos.c assumes a single tty_display_info object. */
632 error ("Multiple terminals are not supported on this platform");
634 t
= the_only_display_info
.terminal
;
640 char *name
= 0, *type
= 0;
641 Lisp_Object tty
, tty_type
;
643 tty
= get_future_frame_param
644 (Qtty
, parms
, (FRAME_TERMCAP_P (XFRAME (selected_frame
))
645 ? FRAME_TTY (XFRAME (selected_frame
))->name
649 name
= alloca (SBYTES (tty
) + 1);
650 memcpy (name
, SSDATA (tty
), SBYTES (tty
));
651 name
[SBYTES (tty
)] = 0;
654 tty_type
= get_future_frame_param
655 (Qtty_type
, parms
, (FRAME_TERMCAP_P (XFRAME (selected_frame
))
656 ? FRAME_TTY (XFRAME (selected_frame
))->type
658 if (!NILP (tty_type
))
660 type
= alloca (SBYTES (tty_type
) + 1);
661 memcpy (type
, SSDATA (tty_type
), SBYTES (tty_type
));
662 type
[SBYTES (tty_type
)] = 0;
665 t
= init_tty (name
, type
, 0); /* Errors are not fatal. */
668 f
= make_terminal_frame (t
);
672 get_tty_size (fileno (FRAME_TTY (f
)->input
), &width
, &height
);
673 change_frame_size (f
, height
, width
, 0, 0, 0);
678 XSETFRAME (frame
, f
);
679 Fmodify_frame_parameters (frame
, parms
);
680 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty_type
,
681 build_string (t
->display_info
.tty
->type
)),
683 if (t
->display_info
.tty
->name
!= NULL
)
684 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty
,
685 build_string (t
->display_info
.tty
->name
)),
688 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qtty
, Qnil
), Qnil
));
690 /* Make the frame face alist be frame-specific, so that each
691 frame could change its face definitions independently. */
692 FSET (f
, face_alist
, Fcopy_alist (FGET (sf
, face_alist
)));
693 /* Simple Fcopy_alist isn't enough, because we need the contents of
694 the vectors which are the CDRs of associations in face_alist to
695 be copied as well. */
696 for (tem
= FGET (f
, face_alist
); CONSP (tem
); tem
= XCDR (tem
))
697 XSETCDR (XCAR (tem
), Fcopy_sequence (XCDR (XCAR (tem
))));
702 /* Perform the switch to frame FRAME.
704 If FRAME is a switch-frame event `(switch-frame FRAME1)', use
707 If TRACK is non-zero and the frame that currently has the focus
708 redirects its focus to the selected frame, redirect that focused
709 frame's focus to FRAME instead.
711 FOR_DELETION non-zero means that the selected frame is being
712 deleted, which includes the possibility that the frame's terminal
715 The value of NORECORD is passed as argument to Fselect_window. */
718 do_switch_frame (Lisp_Object frame
, int track
, int for_deletion
, Lisp_Object norecord
)
720 struct frame
*sf
= SELECTED_FRAME ();
722 /* If FRAME is a switch-frame event, extract the frame we should
725 && EQ (XCAR (frame
), Qswitch_frame
)
726 && CONSP (XCDR (frame
)))
727 frame
= XCAR (XCDR (frame
));
729 /* This used to say CHECK_LIVE_FRAME, but apparently it's possible for
730 a switch-frame event to arrive after a frame is no longer live,
731 especially when deleting the initial frame during startup. */
733 if (! FRAME_LIVE_P (XFRAME (frame
)))
736 if (sf
== XFRAME (frame
))
739 /* This is too greedy; it causes inappropriate focus redirection
740 that's hard to get rid of. */
742 /* If a frame's focus has been redirected toward the currently
743 selected frame, we should change the redirection to point to the
744 newly selected frame. This means that if the focus is redirected
745 from a minibufferless frame to a surrogate minibuffer frame, we
746 can use `other-window' to switch between all the frames using
747 that minibuffer frame, and the focus redirection will follow us
753 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
757 if (!FRAMEP (XCAR (tail
)))
760 focus
= FRAME_FOCUS_FRAME (XFRAME (XCAR (tail
)));
762 if (FRAMEP (focus
) && XFRAME (focus
) == SELECTED_FRAME ())
763 Fredirect_frame_focus (XCAR (tail
), frame
);
767 /* Instead, apply it only to the frame we're pointing to. */
768 #ifdef HAVE_WINDOW_SYSTEM
769 if (track
&& FRAME_WINDOW_P (XFRAME (frame
)))
771 Lisp_Object focus
, xfocus
;
773 xfocus
= x_get_focus_frame (XFRAME (frame
));
776 focus
= FRAME_FOCUS_FRAME (XFRAME (xfocus
));
777 if (FRAMEP (focus
) && XFRAME (focus
) == SELECTED_FRAME ())
778 Fredirect_frame_focus (xfocus
, frame
);
781 #endif /* HAVE_X_WINDOWS */
784 if (!for_deletion
&& FRAME_HAS_MINIBUF_P (sf
))
785 resize_mini_window (XWINDOW (FRAME_MINIBUF_WINDOW (sf
)), 1);
787 if (FRAME_TERMCAP_P (XFRAME (frame
)) || FRAME_MSDOS_P (XFRAME (frame
)))
789 if (FRAMEP (FRAME_TTY (XFRAME (frame
))->top_frame
))
790 /* Mark previously displayed frame as now obscured. */
791 XFRAME (FRAME_TTY (XFRAME (frame
))->top_frame
)->async_visible
= 2;
792 XFRAME (frame
)->async_visible
= 1;
793 FRAME_TTY (XFRAME (frame
))->top_frame
= frame
;
796 selected_frame
= frame
;
797 if (! FRAME_MINIBUF_ONLY_P (XFRAME (selected_frame
)))
798 last_nonminibuf_frame
= XFRAME (selected_frame
);
800 Fselect_window (FGET (XFRAME (frame
), selected_window
), norecord
);
802 /* We want to make sure that the next event generates a frame-switch
803 event to the appropriate frame. This seems kludgy to me, but
804 before you take it out, make sure that evaluating something like
805 (select-window (frame-root-window (new-frame))) doesn't end up
806 with your typing being interpreted in the new frame instead of
807 the one you're actually typing in. */
808 internal_last_event_frame
= Qnil
;
813 DEFUN ("select-frame", Fselect_frame
, Sselect_frame
, 1, 2, "e",
814 doc
: /* Select FRAME.
815 Subsequent editing commands apply to its selected window.
816 Optional argument NORECORD means to neither change the order of
817 recently selected windows nor the buffer list.
819 The selection of FRAME lasts until the next time the user does
820 something to select a different frame, or until the next time
821 this function is called. If you are using a window system, the
822 previously selected frame may be restored as the selected frame
823 when returning to the command loop, because it still may have
824 the window system's input focus. On a text terminal, the next
825 redisplay will display FRAME.
827 This function returns FRAME, or nil if FRAME has been deleted. */)
828 (Lisp_Object frame
, Lisp_Object norecord
)
830 return do_switch_frame (frame
, 1, 0, norecord
);
834 DEFUN ("handle-switch-frame", Fhandle_switch_frame
, Shandle_switch_frame
, 1, 1, "e",
835 doc
: /* Handle a switch-frame event EVENT.
836 Switch-frame events are usually bound to this function.
837 A switch-frame event tells Emacs that the window manager has requested
838 that the user's events be directed to the frame mentioned in the event.
839 This function selects the selected window of the frame of EVENT.
841 If EVENT is frame object, handle it as if it were a switch-frame event
845 /* Preserve prefix arg that the command loop just cleared. */
846 KVAR (current_kboard
, Vprefix_arg
) = Vcurrent_prefix_arg
;
847 Frun_hooks (1, &Qmouse_leave_buffer_hook
);
848 return do_switch_frame (event
, 0, 0, Qnil
);
851 DEFUN ("selected-frame", Fselected_frame
, Sselected_frame
, 0, 0, 0,
852 doc
: /* Return the frame that is now selected. */)
855 return selected_frame
;
858 DEFUN ("frame-list", Fframe_list
, Sframe_list
,
860 doc
: /* Return a list of all live frames. */)
864 frames
= Fcopy_sequence (Vframe_list
);
865 #ifdef HAVE_WINDOW_SYSTEM
866 if (FRAMEP (tip_frame
))
867 frames
= Fdelq (tip_frame
, frames
);
872 /* Return the next frame in the frame list after FRAME.
873 If MINIBUF is nil, exclude minibuffer-only frames.
874 If MINIBUF is a window, include only its own frame
875 and any frame now using that window as the minibuffer.
876 If MINIBUF is `visible', include all visible frames.
877 If MINIBUF is 0, include all visible and iconified frames.
878 Otherwise, include all frames. */
881 next_frame (Lisp_Object frame
, Lisp_Object minibuf
)
886 /* There must always be at least one frame in Vframe_list. */
887 if (! CONSP (Vframe_list
))
890 /* If this frame is dead, it won't be in Vframe_list, and we'll loop
891 forever. Forestall that. */
892 CHECK_LIVE_FRAME (frame
);
895 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
902 && ((!FRAME_TERMCAP_P (XFRAME (f
)) && !FRAME_TERMCAP_P (XFRAME (frame
))
903 && FRAME_KBOARD (XFRAME (f
)) == FRAME_KBOARD (XFRAME (frame
)))
904 || (FRAME_TERMCAP_P (XFRAME (f
)) && FRAME_TERMCAP_P (XFRAME (frame
))
905 && FRAME_TTY (XFRAME (f
)) == FRAME_TTY (XFRAME (frame
)))))
907 /* Decide whether this frame is eligible to be returned. */
909 /* If we've looped all the way around without finding any
910 eligible frames, return the original frame. */
914 /* Let minibuf decide if this frame is acceptable. */
917 if (! FRAME_MINIBUF_ONLY_P (XFRAME (f
)))
920 else if (EQ (minibuf
, Qvisible
))
922 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
923 if (FRAME_VISIBLE_P (XFRAME (f
)))
926 else if (INTEGERP (minibuf
) && XINT (minibuf
) == 0)
928 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
929 if (FRAME_VISIBLE_P (XFRAME (f
))
930 || FRAME_ICONIFIED_P (XFRAME (f
)))
933 else if (WINDOWP (minibuf
))
935 if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f
)), minibuf
)
936 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)), f
)
937 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)),
938 FRAME_FOCUS_FRAME (XFRAME (f
))))
950 /* Return the previous frame in the frame list before FRAME.
951 If MINIBUF is nil, exclude minibuffer-only frames.
952 If MINIBUF is a window, include only its own frame
953 and any frame now using that window as the minibuffer.
954 If MINIBUF is `visible', include all visible frames.
955 If MINIBUF is 0, include all visible and iconified frames.
956 Otherwise, include all frames. */
959 prev_frame (Lisp_Object frame
, Lisp_Object minibuf
)
964 /* There must always be at least one frame in Vframe_list. */
965 if (! CONSP (Vframe_list
))
969 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
977 if (EQ (frame
, f
) && !NILP (prev
))
980 if ((!FRAME_TERMCAP_P (XFRAME (f
)) && !FRAME_TERMCAP_P (XFRAME (frame
))
981 && FRAME_KBOARD (XFRAME (f
)) == FRAME_KBOARD (XFRAME (frame
)))
982 || (FRAME_TERMCAP_P (XFRAME (f
)) && FRAME_TERMCAP_P (XFRAME (frame
))
983 && FRAME_TTY (XFRAME (f
)) == FRAME_TTY (XFRAME (frame
))))
985 /* Decide whether this frame is eligible to be returned,
986 according to minibuf. */
989 if (! FRAME_MINIBUF_ONLY_P (XFRAME (f
)))
992 else if (WINDOWP (minibuf
))
994 if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f
)), minibuf
)
995 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)), f
)
996 || EQ (WINDOW_FRAME (XWINDOW (minibuf
)),
997 FRAME_FOCUS_FRAME (XFRAME (f
))))
1000 else if (EQ (minibuf
, Qvisible
))
1002 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
1003 if (FRAME_VISIBLE_P (XFRAME (f
)))
1006 else if (XFASTINT (minibuf
) == 0)
1008 FRAME_SAMPLE_VISIBILITY (XFRAME (f
));
1009 if (FRAME_VISIBLE_P (XFRAME (f
))
1010 || FRAME_ICONIFIED_P (XFRAME (f
)))
1018 /* We've scanned the entire list. */
1020 /* We went through the whole frame list without finding a single
1021 acceptable frame. Return the original frame. */
1024 /* There were no acceptable frames in the list before FRAME; otherwise,
1025 we would have returned directly from the loop. Since PREV is the last
1026 acceptable frame in the list, return it. */
1031 DEFUN ("next-frame", Fnext_frame
, Snext_frame
, 0, 2, 0,
1032 doc
: /* Return the next frame in the frame list after FRAME.
1033 It considers only frames on the same terminal as FRAME.
1034 By default, skip minibuffer-only frames.
1035 If omitted, FRAME defaults to the selected frame.
1036 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1037 If MINIFRAME is a window, include only its own frame
1038 and any frame now using that window as the minibuffer.
1039 If MINIFRAME is `visible', include all visible frames.
1040 If MINIFRAME is 0, include all visible and iconified frames.
1041 Otherwise, include all frames. */)
1042 (Lisp_Object frame
, Lisp_Object miniframe
)
1045 frame
= selected_frame
;
1047 CHECK_LIVE_FRAME (frame
);
1048 return next_frame (frame
, miniframe
);
1051 DEFUN ("previous-frame", Fprevious_frame
, Sprevious_frame
, 0, 2, 0,
1052 doc
: /* Return the previous frame in the frame list before FRAME.
1053 It considers only frames on the same terminal as FRAME.
1054 By default, skip minibuffer-only frames.
1055 If omitted, FRAME defaults to the selected frame.
1056 If optional argument MINIFRAME is nil, exclude minibuffer-only frames.
1057 If MINIFRAME is a window, include only its own frame
1058 and any frame now using that window as the minibuffer.
1059 If MINIFRAME is `visible', include all visible frames.
1060 If MINIFRAME is 0, include all visible and iconified frames.
1061 Otherwise, include all frames. */)
1062 (Lisp_Object frame
, Lisp_Object miniframe
)
1065 frame
= selected_frame
;
1066 CHECK_LIVE_FRAME (frame
);
1067 return prev_frame (frame
, miniframe
);
1070 /* Return 1 if it is ok to delete frame F;
1071 0 if all frames aside from F are invisible.
1072 (Exception: if F is the terminal frame, and we are using X, return 1.) */
1075 other_visible_frames (FRAME_PTR f
)
1079 for (frames
= Vframe_list
; CONSP (frames
); frames
= XCDR (frames
))
1081 Lisp_Object
this = XCAR (frames
);
1082 if (f
== XFRAME (this))
1085 /* Verify that we can still talk to the frame's X window,
1086 and note any recent change in visibility. */
1087 #ifdef HAVE_WINDOW_SYSTEM
1088 if (FRAME_WINDOW_P (XFRAME (this)))
1090 x_sync (XFRAME (this));
1091 FRAME_SAMPLE_VISIBILITY (XFRAME (this));
1095 if (FRAME_VISIBLE_P (XFRAME (this))
1096 || FRAME_ICONIFIED_P (XFRAME (this))
1097 /* Allow deleting the terminal frame when at least one X
1099 || (FRAME_WINDOW_P (XFRAME (this)) && !FRAME_WINDOW_P (f
)))
1105 /* Delete FRAME. When FORCE equals Qnoelisp, delete FRAME
1106 unconditionally. x_connection_closed and delete_terminal use
1107 this. Any other value of FORCE implements the semantics
1108 described for Fdelete_frame. */
1110 delete_frame (Lisp_Object frame
, Lisp_Object force
)
1113 struct frame
*sf
= SELECTED_FRAME ();
1116 int minibuffer_selected
, tooltip_frame
;
1118 if (EQ (frame
, Qnil
))
1121 XSETFRAME (frame
, f
);
1125 CHECK_FRAME (frame
);
1129 if (! FRAME_LIVE_P (f
))
1132 if (NILP (force
) && !other_visible_frames (f
))
1133 error ("Attempt to delete the sole visible or iconified frame");
1135 /* x_connection_closed must have set FORCE to `noelisp' in order
1136 to delete the last frame, if it is gone. */
1137 if (NILP (XCDR (Vframe_list
)) && !EQ (force
, Qnoelisp
))
1138 error ("Attempt to delete the only frame");
1140 /* Does this frame have a minibuffer, and is it the surrogate
1141 minibuffer for any other frame? */
1142 if (FRAME_HAS_MINIBUF_P (XFRAME (frame
)))
1146 for (frames
= Vframe_list
;
1148 frames
= XCDR (frames
))
1151 this = XCAR (frames
);
1153 if (! EQ (this, frame
)
1155 WINDOW_FRAME (XWINDOW
1156 (FRAME_MINIBUF_WINDOW (XFRAME (this))))))
1158 /* If we MUST delete this frame, delete the other first.
1159 But do this only if FORCE equals `noelisp'. */
1160 if (EQ (force
, Qnoelisp
))
1161 delete_frame (this, Qnoelisp
);
1163 error ("Attempt to delete a surrogate minibuffer frame");
1168 tooltip_frame
= !NILP (Fframe_parameter (frame
, intern ("tooltip")));
1170 /* Run `delete-frame-functions' unless FORCE is `noelisp' or
1171 frame is a tooltip. FORCE is set to `noelisp' when handling
1172 a disconnect from the terminal, so we don't dare call Lisp
1174 if (NILP (Vrun_hooks
) || tooltip_frame
)
1176 else if (EQ (force
, Qnoelisp
))
1178 = Fcons (list3 (Qrun_hook_with_args
, Qdelete_frame_functions
, frame
),
1182 #ifdef HAVE_X_WINDOWS
1183 /* Also, save clipboard to the clipboard manager. */
1184 x_clipboard_manager_save_frame (frame
);
1187 safe_call2 (Qrun_hook_with_args
, Qdelete_frame_functions
, frame
);
1190 /* The hook may sometimes (indirectly) cause the frame to be deleted. */
1191 if (! FRAME_LIVE_P (f
))
1194 /* At this point, we are committed to deleting the frame.
1195 There is no more chance for errors to prevent it. */
1197 minibuffer_selected
= EQ (minibuf_window
, selected_window
);
1199 /* Don't let the frame remain selected. */
1202 Lisp_Object tail
, frame1
;
1204 /* Look for another visible frame on the same terminal. */
1205 frame1
= next_frame (frame
, Qvisible
);
1207 /* If there is none, find *some* other frame. */
1208 if (NILP (frame1
) || EQ (frame1
, frame
))
1210 FOR_EACH_FRAME (tail
, frame1
)
1212 if (! EQ (frame
, frame1
) && FRAME_LIVE_P (XFRAME (frame1
)))
1214 /* Do not change a text terminal's top-frame. */
1215 struct frame
*f1
= XFRAME (frame1
);
1216 if (FRAME_TERMCAP_P (f1
) || FRAME_MSDOS_P (f1
))
1218 Lisp_Object top_frame
= FRAME_TTY (f1
)->top_frame
;
1219 if (!EQ (top_frame
, frame
))
1226 #ifdef NS_IMPL_COCOA
1228 /* Under NS, there is no system mechanism for choosing a new
1229 window to get focus -- it is left to application code.
1230 So the portion of THIS application interfacing with NS
1231 needs to know about it. We call Fraise_frame, but the
1232 purpose is really to transfer focus. */
1233 Fraise_frame (frame1
);
1236 do_switch_frame (frame1
, 0, 1, Qnil
);
1237 sf
= SELECTED_FRAME ();
1240 /* Don't allow minibuf_window to remain on a deleted frame. */
1241 if (EQ (FGET (f
, minibuffer_window
), minibuf_window
))
1243 Fset_window_buffer (FGET (sf
, minibuffer_window
),
1244 WVAR (XWINDOW (minibuf_window
), buffer
), Qnil
);
1245 minibuf_window
= FGET (sf
, minibuffer_window
);
1247 /* If the dying minibuffer window was selected,
1248 select the new one. */
1249 if (minibuffer_selected
)
1250 Fselect_window (minibuf_window
, Qnil
);
1253 /* Don't let echo_area_window to remain on a deleted frame. */
1254 if (EQ (FGET (f
, minibuffer_window
), echo_area_window
))
1255 echo_area_window
= FGET (sf
, minibuffer_window
);
1257 /* Clear any X selections for this frame. */
1258 #ifdef HAVE_X_WINDOWS
1260 x_clear_frame_selections (f
);
1264 This function must be called before the window tree of the
1265 frame is deleted because windows contain dynamically allocated
1269 #ifdef HAVE_WINDOW_SYSTEM
1270 /* Give chance to each font driver to free a frame specific data. */
1271 font_update_drivers (f
, Qnil
);
1274 /* Mark all the windows that used to be on FRAME as deleted, and then
1275 remove the reference to them. */
1276 delete_all_child_windows (FGET (f
, root_window
));
1277 FSET (f
, root_window
, Qnil
);
1279 Vframe_list
= Fdelq (frame
, Vframe_list
);
1280 FRAME_SET_VISIBLE (f
, 0);
1282 /* Allow the vector of menu bar contents to be freed in the next
1283 garbage collection. The frame object itself may not be garbage
1284 collected until much later, because recent_keys and other data
1285 structures can still refer to it. */
1286 FSET (f
, menu_bar_vector
, Qnil
);
1288 free_font_driver_list (f
);
1290 xfree (f
->decode_mode_spec_buffer
);
1291 xfree (FRAME_INSERT_COST (f
));
1292 xfree (FRAME_DELETEN_COST (f
));
1293 xfree (FRAME_INSERTN_COST (f
));
1294 xfree (FRAME_DELETE_COST (f
));
1295 xfree (FRAME_MESSAGE_BUF (f
));
1297 /* Since some events are handled at the interrupt level, we may get
1298 an event for f at any time; if we zero out the frame's terminal
1299 now, then we may trip up the event-handling code. Instead, we'll
1300 promise that the terminal of the frame must be valid until we
1301 have called the window-system-dependent frame destruction
1304 if (FRAME_TERMINAL (f
)->delete_frame_hook
)
1305 (*FRAME_TERMINAL (f
)->delete_frame_hook
) (f
);
1308 struct terminal
*terminal
= FRAME_TERMINAL (f
);
1309 f
->output_data
.nothing
= 0;
1310 f
->terminal
= 0; /* Now the frame is dead. */
1312 /* If needed, delete the terminal that this frame was on.
1313 (This must be done after the frame is killed.) */
1314 terminal
->reference_count
--;
1316 /* FIXME: Deleting the terminal crashes emacs because of a GTK
1318 http://lists.gnu.org/archive/html/emacs-devel/2011-10/msg00363.html */
1319 if (terminal
->reference_count
== 0 && terminal
->type
== output_x_window
)
1320 terminal
->reference_count
= 1;
1321 #endif /* USE_GTK */
1322 if (terminal
->reference_count
== 0)
1325 XSETTERMINAL (tmp
, terminal
);
1328 Fdelete_terminal (tmp
, NILP (force
) ? Qt
: force
);
1331 kb
= terminal
->kboard
;
1334 /* If we've deleted the last_nonminibuf_frame, then try to find
1336 if (f
== last_nonminibuf_frame
)
1340 last_nonminibuf_frame
= 0;
1342 for (frames
= Vframe_list
;
1344 frames
= XCDR (frames
))
1346 f
= XFRAME (XCAR (frames
));
1347 if (!FRAME_MINIBUF_ONLY_P (f
))
1349 last_nonminibuf_frame
= f
;
1355 /* If there's no other frame on the same kboard, get out of
1356 single-kboard state if we're in it for this kboard. */
1360 /* Some frame we found on the same kboard, or nil if there are none. */
1361 Lisp_Object frame_on_same_kboard
;
1363 frame_on_same_kboard
= Qnil
;
1365 for (frames
= Vframe_list
;
1367 frames
= XCDR (frames
))
1372 this = XCAR (frames
);
1377 if (kb
== FRAME_KBOARD (f1
))
1378 frame_on_same_kboard
= this;
1381 if (NILP (frame_on_same_kboard
))
1382 not_single_kboard_state (kb
);
1386 /* If we've deleted this keyboard's default_minibuffer_frame, try to
1387 find another one. Prefer minibuffer-only frames, but also notice
1388 frames with other windows. */
1389 if (kb
!= NULL
&& EQ (frame
, KVAR (kb
, Vdefault_minibuffer_frame
)))
1393 /* The last frame we saw with a minibuffer, minibuffer-only or not. */
1394 Lisp_Object frame_with_minibuf
;
1395 /* Some frame we found on the same kboard, or nil if there are none. */
1396 Lisp_Object frame_on_same_kboard
;
1398 frame_on_same_kboard
= Qnil
;
1399 frame_with_minibuf
= Qnil
;
1401 for (frames
= Vframe_list
;
1403 frames
= XCDR (frames
))
1408 this = XCAR (frames
);
1413 /* Consider only frames on the same kboard
1414 and only those with minibuffers. */
1415 if (kb
== FRAME_KBOARD (f1
)
1416 && FRAME_HAS_MINIBUF_P (f1
))
1418 frame_with_minibuf
= this;
1419 if (FRAME_MINIBUF_ONLY_P (f1
))
1423 if (kb
== FRAME_KBOARD (f1
))
1424 frame_on_same_kboard
= this;
1427 if (!NILP (frame_on_same_kboard
))
1429 /* We know that there must be some frame with a minibuffer out
1430 there. If this were not true, all of the frames present
1431 would have to be minibufferless, which implies that at some
1432 point their minibuffer frames must have been deleted, but
1433 that is prohibited at the top; you can't delete surrogate
1434 minibuffer frames. */
1435 if (NILP (frame_with_minibuf
))
1438 KVAR (kb
, Vdefault_minibuffer_frame
) = frame_with_minibuf
;
1441 /* No frames left on this kboard--say no minibuffer either. */
1442 KVAR (kb
, Vdefault_minibuffer_frame
) = Qnil
;
1445 /* Cause frame titles to update--necessary if we now have just one frame. */
1447 update_mode_lines
= 1;
1452 DEFUN ("delete-frame", Fdelete_frame
, Sdelete_frame
, 0, 2, "",
1453 doc
: /* Delete FRAME, permanently eliminating it from use.
1454 FRAME defaults to the selected frame.
1456 A frame may not be deleted if its minibuffer is used by other frames.
1457 Normally, you may not delete a frame if all other frames are invisible,
1458 but if the second optional argument FORCE is non-nil, you may do so.
1460 This function runs `delete-frame-functions' before actually
1461 deleting the frame, unless the frame is a tooltip.
1462 The functions are run with one argument, the frame to be deleted. */)
1463 (Lisp_Object frame
, Lisp_Object force
)
1465 return delete_frame (frame
, !NILP (force
) ? Qt
: Qnil
);
1469 /* Return mouse position in character cell units. */
1471 DEFUN ("mouse-position", Fmouse_position
, Smouse_position
, 0, 0, 0,
1472 doc
: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1473 The position is given in character cells, where (0, 0) is the
1474 upper-left corner of the frame, X is the horizontal offset, and Y is
1475 the vertical offset.
1476 If Emacs is running on a mouseless terminal or hasn't been programmed
1477 to read the mouse position, it returns the selected frame for FRAME
1478 and nil for X and Y.
1479 If `mouse-position-function' is non-nil, `mouse-position' calls it,
1480 passing the normal return value to that function as an argument,
1481 and returns whatever that function returns. */)
1485 Lisp_Object lispy_dummy
;
1486 enum scroll_bar_part party_dummy
;
1487 Lisp_Object x
, y
, retval
;
1490 struct gcpro gcpro1
;
1492 f
= SELECTED_FRAME ();
1495 #if defined (HAVE_MOUSE) || defined (HAVE_GPM)
1496 /* It's okay for the hook to refrain from storing anything. */
1497 if (FRAME_TERMINAL (f
)->mouse_position_hook
)
1498 (*FRAME_TERMINAL (f
)->mouse_position_hook
) (&f
, -1,
1499 &lispy_dummy
, &party_dummy
,
1506 pixel_to_glyph_coords (f
, col
, row
, &col
, &row
, NULL
, 1);
1511 XSETFRAME (lispy_dummy
, f
);
1512 retval
= Fcons (lispy_dummy
, Fcons (x
, y
));
1514 if (!NILP (Vmouse_position_function
))
1515 retval
= call1 (Vmouse_position_function
, retval
);
1516 RETURN_UNGCPRO (retval
);
1519 DEFUN ("mouse-pixel-position", Fmouse_pixel_position
,
1520 Smouse_pixel_position
, 0, 0, 0,
1521 doc
: /* Return a list (FRAME X . Y) giving the current mouse frame and position.
1522 The position is given in pixel units, where (0, 0) is the
1523 upper-left corner of the frame, X is the horizontal offset, and Y is
1524 the vertical offset.
1525 If Emacs is running on a mouseless terminal or hasn't been programmed
1526 to read the mouse position, it returns the selected frame for FRAME
1527 and nil for X and Y. */)
1531 Lisp_Object lispy_dummy
;
1532 enum scroll_bar_part party_dummy
;
1536 f
= SELECTED_FRAME ();
1539 #if defined (HAVE_MOUSE) || defined (HAVE_GPM)
1540 /* It's okay for the hook to refrain from storing anything. */
1541 if (FRAME_TERMINAL (f
)->mouse_position_hook
)
1542 (*FRAME_TERMINAL (f
)->mouse_position_hook
) (&f
, -1,
1543 &lispy_dummy
, &party_dummy
,
1547 XSETFRAME (lispy_dummy
, f
);
1548 return Fcons (lispy_dummy
, Fcons (x
, y
));
1551 DEFUN ("set-mouse-position", Fset_mouse_position
, Sset_mouse_position
, 3, 3, 0,
1552 doc
: /* Move the mouse pointer to the center of character cell (X,Y) in FRAME.
1553 Coordinates are relative to the frame, not a window,
1554 so the coordinates of the top left character in the frame
1555 may be nonzero due to left-hand scroll bars or the menu bar.
1557 The position is given in character cells, where (0, 0) is the
1558 upper-left corner of the frame, X is the horizontal offset, and Y is
1559 the vertical offset.
1561 This function is a no-op for an X frame that is not visible.
1562 If you have just created a frame, you must wait for it to become visible
1563 before calling this function on it, like this.
1564 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1565 (Lisp_Object frame
, Lisp_Object x
, Lisp_Object y
)
1567 CHECK_LIVE_FRAME (frame
);
1568 CHECK_TYPE_RANGED_INTEGER (int, x
);
1569 CHECK_TYPE_RANGED_INTEGER (int, y
);
1571 /* I think this should be done with a hook. */
1572 #ifdef HAVE_WINDOW_SYSTEM
1573 if (FRAME_WINDOW_P (XFRAME (frame
)))
1574 /* Warping the mouse will cause enternotify and focus events. */
1575 x_set_mouse_position (XFRAME (frame
), XINT (x
), XINT (y
));
1577 #if defined (MSDOS) && defined (HAVE_MOUSE)
1578 if (FRAME_MSDOS_P (XFRAME (frame
)))
1580 Fselect_frame (frame
, Qnil
);
1581 mouse_moveto (XINT (x
), XINT (y
));
1586 Fselect_frame (frame
, Qnil
);
1587 term_mouse_moveto (XINT (x
), XINT (y
));
1596 DEFUN ("set-mouse-pixel-position", Fset_mouse_pixel_position
,
1597 Sset_mouse_pixel_position
, 3, 3, 0,
1598 doc
: /* Move the mouse pointer to pixel position (X,Y) in FRAME.
1599 The position is given in pixels, where (0, 0) is the upper-left corner
1600 of the frame, X is the horizontal offset, and Y is the vertical offset.
1602 Note, this is a no-op for an X frame that is not visible.
1603 If you have just created a frame, you must wait for it to become visible
1604 before calling this function on it, like this.
1605 (while (not (frame-visible-p frame)) (sleep-for .5)) */)
1606 (Lisp_Object frame
, Lisp_Object x
, Lisp_Object y
)
1608 CHECK_LIVE_FRAME (frame
);
1609 CHECK_TYPE_RANGED_INTEGER (int, x
);
1610 CHECK_TYPE_RANGED_INTEGER (int, y
);
1612 /* I think this should be done with a hook. */
1613 #ifdef HAVE_WINDOW_SYSTEM
1614 if (FRAME_WINDOW_P (XFRAME (frame
)))
1615 /* Warping the mouse will cause enternotify and focus events. */
1616 x_set_mouse_pixel_position (XFRAME (frame
), XINT (x
), XINT (y
));
1618 #if defined (MSDOS) && defined (HAVE_MOUSE)
1619 if (FRAME_MSDOS_P (XFRAME (frame
)))
1621 Fselect_frame (frame
, Qnil
);
1622 mouse_moveto (XINT (x
), XINT (y
));
1627 Fselect_frame (frame
, Qnil
);
1628 term_mouse_moveto (XINT (x
), XINT (y
));
1637 static void make_frame_visible_1 (Lisp_Object
);
1639 DEFUN ("make-frame-visible", Fmake_frame_visible
, Smake_frame_visible
,
1641 doc
: /* Make the frame FRAME visible (assuming it is an X window).
1642 If omitted, FRAME defaults to the currently selected frame. */)
1646 frame
= selected_frame
;
1648 CHECK_LIVE_FRAME (frame
);
1650 /* I think this should be done with a hook. */
1651 #ifdef HAVE_WINDOW_SYSTEM
1652 if (FRAME_WINDOW_P (XFRAME (frame
)))
1654 FRAME_SAMPLE_VISIBILITY (XFRAME (frame
));
1655 x_make_frame_visible (XFRAME (frame
));
1659 make_frame_visible_1 (FGET (XFRAME (frame
), root_window
));
1661 /* Make menu bar update for the Buffers and Frames menus. */
1662 windows_or_buffers_changed
++;
1667 /* Update the display_time slot of the buffers shown in WINDOW
1668 and all its descendants. */
1671 make_frame_visible_1 (Lisp_Object window
)
1675 for (;!NILP (window
); window
= WVAR (w
, next
))
1677 w
= XWINDOW (window
);
1679 if (!NILP (WVAR (w
, buffer
)))
1680 BVAR (XBUFFER (WVAR (w
, buffer
)), display_time
) = Fcurrent_time ();
1682 if (!NILP (WVAR (w
, vchild
)))
1683 make_frame_visible_1 (WVAR (w
, vchild
));
1684 if (!NILP (WVAR (w
, hchild
)))
1685 make_frame_visible_1 (WVAR (w
, hchild
));
1689 DEFUN ("make-frame-invisible", Fmake_frame_invisible
, Smake_frame_invisible
,
1691 doc
: /* Make the frame FRAME invisible.
1692 If omitted, FRAME defaults to the currently selected frame.
1693 On graphical displays, invisible frames are not updated and are
1694 usually not displayed at all, even in a window system's \"taskbar\".
1696 Normally you may not make FRAME invisible if all other frames are invisible,
1697 but if the second optional argument FORCE is non-nil, you may do so.
1699 This function has no effect on text terminal frames. Such frames are
1700 always considered visible, whether or not they are currently being
1701 displayed in the terminal. */)
1702 (Lisp_Object frame
, Lisp_Object force
)
1705 frame
= selected_frame
;
1707 CHECK_LIVE_FRAME (frame
);
1709 if (NILP (force
) && !other_visible_frames (XFRAME (frame
)))
1710 error ("Attempt to make invisible the sole visible or iconified frame");
1712 /* Don't allow minibuf_window to remain on a deleted frame. */
1713 if (EQ (FGET (XFRAME (frame
), minibuffer_window
), minibuf_window
))
1715 struct frame
*sf
= XFRAME (selected_frame
);
1716 Fset_window_buffer (FGET (sf
, minibuffer_window
),
1717 WVAR (XWINDOW (minibuf_window
), buffer
), Qnil
);
1718 minibuf_window
= FGET (sf
, minibuffer_window
);
1721 /* I think this should be done with a hook. */
1722 #ifdef HAVE_WINDOW_SYSTEM
1723 if (FRAME_WINDOW_P (XFRAME (frame
)))
1724 x_make_frame_invisible (XFRAME (frame
));
1727 /* Make menu bar update for the Buffers and Frames menus. */
1728 windows_or_buffers_changed
++;
1733 DEFUN ("iconify-frame", Ficonify_frame
, Siconify_frame
,
1735 doc
: /* Make the frame FRAME into an icon.
1736 If omitted, FRAME defaults to the currently selected frame. */)
1740 frame
= selected_frame
;
1742 CHECK_LIVE_FRAME (frame
);
1744 #if 0 /* This isn't logically necessary, and it can do GC. */
1745 /* Don't let the frame remain selected. */
1746 if (EQ (frame
, selected_frame
))
1747 Fhandle_switch_frame (next_frame (frame
, Qt
));
1750 /* Don't allow minibuf_window to remain on a deleted frame. */
1751 if (EQ (FGET (XFRAME (frame
), minibuffer_window
), minibuf_window
))
1753 struct frame
*sf
= XFRAME (selected_frame
);
1754 Fset_window_buffer (FGET (sf
, minibuffer_window
),
1755 WVAR (XWINDOW (minibuf_window
), buffer
), Qnil
);
1756 minibuf_window
= FGET (sf
, minibuffer_window
);
1759 /* I think this should be done with a hook. */
1760 #ifdef HAVE_WINDOW_SYSTEM
1761 if (FRAME_WINDOW_P (XFRAME (frame
)))
1762 x_iconify_frame (XFRAME (frame
));
1765 /* Make menu bar update for the Buffers and Frames menus. */
1766 windows_or_buffers_changed
++;
1771 DEFUN ("frame-visible-p", Fframe_visible_p
, Sframe_visible_p
,
1773 doc
: /* Return t if FRAME is \"visible\" (actually in use for display).
1774 Return the symbol `icon' if FRAME is iconified or \"minimized\".
1775 Return nil if FRAME was made invisible, via `make-frame-invisible'.
1776 On graphical displays, invisible frames are not updated and are
1777 usually not displayed at all, even in a window system's \"taskbar\".
1779 If FRAME is a text terminal frame, this always returns t.
1780 Such frames are always considered visible, whether or not they are
1781 currently being displayed on the terminal. */)
1784 CHECK_LIVE_FRAME (frame
);
1786 FRAME_SAMPLE_VISIBILITY (XFRAME (frame
));
1788 if (FRAME_VISIBLE_P (XFRAME (frame
)))
1790 if (FRAME_ICONIFIED_P (XFRAME (frame
)))
1795 DEFUN ("visible-frame-list", Fvisible_frame_list
, Svisible_frame_list
,
1797 doc
: /* Return a list of all frames now \"visible\" (being updated). */)
1800 Lisp_Object tail
, frame
;
1805 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
1807 frame
= XCAR (tail
);
1808 if (!FRAMEP (frame
))
1811 if (FRAME_VISIBLE_P (f
))
1812 value
= Fcons (frame
, value
);
1818 DEFUN ("raise-frame", Fraise_frame
, Sraise_frame
, 0, 1, "",
1819 doc
: /* Bring FRAME to the front, so it occludes any frames it overlaps.
1820 If FRAME is invisible or iconified, make it visible.
1821 If you don't specify a frame, the selected frame is used.
1822 If Emacs is displaying on an ordinary terminal or some other device which
1823 doesn't support multiple overlapping frames, this function selects FRAME. */)
1828 frame
= selected_frame
;
1830 CHECK_LIVE_FRAME (frame
);
1834 if (FRAME_TERMCAP_P (f
))
1835 /* On a text terminal select FRAME. */
1836 Fselect_frame (frame
, Qnil
);
1838 /* Do like the documentation says. */
1839 Fmake_frame_visible (frame
);
1841 if (FRAME_TERMINAL (f
)->frame_raise_lower_hook
)
1842 (*FRAME_TERMINAL (f
)->frame_raise_lower_hook
) (f
, 1);
1847 /* Should we have a corresponding function called Flower_Power? */
1848 DEFUN ("lower-frame", Flower_frame
, Slower_frame
, 0, 1, "",
1849 doc
: /* Send FRAME to the back, so it is occluded by any frames that overlap it.
1850 If you don't specify a frame, the selected frame is used.
1851 If Emacs is displaying on an ordinary terminal or some other device which
1852 doesn't support multiple overlapping frames, this function does nothing. */)
1858 frame
= selected_frame
;
1860 CHECK_LIVE_FRAME (frame
);
1864 if (FRAME_TERMINAL (f
)->frame_raise_lower_hook
)
1865 (*FRAME_TERMINAL (f
)->frame_raise_lower_hook
) (f
, 0);
1871 DEFUN ("redirect-frame-focus", Fredirect_frame_focus
, Sredirect_frame_focus
,
1873 doc
: /* Arrange for keystrokes typed at FRAME to be sent to FOCUS-FRAME.
1874 In other words, switch-frame events caused by events in FRAME will
1875 request a switch to FOCUS-FRAME, and `last-event-frame' will be
1876 FOCUS-FRAME after reading an event typed at FRAME.
1878 If FOCUS-FRAME is nil, any existing redirection is canceled, and the
1879 frame again receives its own keystrokes.
1881 Focus redirection is useful for temporarily redirecting keystrokes to
1882 a surrogate minibuffer frame when a frame doesn't have its own
1885 A frame's focus redirection can be changed by `select-frame'. If frame
1886 FOO is selected, and then a different frame BAR is selected, any
1887 frames redirecting their focus to FOO are shifted to redirect their
1888 focus to BAR. This allows focus redirection to work properly when the
1889 user switches from one frame to another using `select-window'.
1891 This means that a frame whose focus is redirected to itself is treated
1892 differently from a frame whose focus is redirected to nil; the former
1893 is affected by `select-frame', while the latter is not.
1895 The redirection lasts until `redirect-frame-focus' is called to change it. */)
1896 (Lisp_Object frame
, Lisp_Object focus_frame
)
1900 /* Note that we don't check for a live frame here. It's reasonable
1901 to redirect the focus of a frame you're about to delete, if you
1902 know what other frame should receive those keystrokes. */
1903 CHECK_FRAME (frame
);
1905 if (! NILP (focus_frame
))
1906 CHECK_LIVE_FRAME (focus_frame
);
1910 FSET (f
, focus_frame
, focus_frame
);
1912 if (FRAME_TERMINAL (f
)->frame_rehighlight_hook
)
1913 (*FRAME_TERMINAL (f
)->frame_rehighlight_hook
) (f
);
1919 DEFUN ("frame-focus", Fframe_focus
, Sframe_focus
, 1, 1, 0,
1920 doc
: /* Return the frame to which FRAME's keystrokes are currently being sent.
1921 This returns nil if FRAME's focus is not redirected.
1922 See `redirect-frame-focus'. */)
1925 CHECK_LIVE_FRAME (frame
);
1927 return FRAME_FOCUS_FRAME (XFRAME (frame
));
1932 /* Return the value of frame parameter PROP in frame FRAME. */
1934 #ifdef HAVE_WINDOW_SYSTEM
1939 get_frame_param (register struct frame
*frame
, Lisp_Object prop
)
1941 register Lisp_Object tem
;
1943 tem
= Fassq (prop
, FGET (frame
, param_alist
));
1950 /* Return the buffer-predicate of the selected frame. */
1953 frame_buffer_predicate (Lisp_Object frame
)
1955 return FGET (XFRAME (frame
), buffer_predicate
);
1958 /* Return the buffer-list of the selected frame. */
1961 frame_buffer_list (Lisp_Object frame
)
1963 return FGET (XFRAME (frame
), buffer_list
);
1966 /* Discard BUFFER from the buffer-list and buried-buffer-list of each frame. */
1969 frames_discard_buffer (Lisp_Object buffer
)
1971 Lisp_Object frame
, tail
;
1973 FOR_EACH_FRAME (tail
, frame
)
1975 FSET (XFRAME (frame
), buffer_list
,
1976 Fdelq (buffer
, FGET (XFRAME (frame
), buffer_list
)));
1977 FSET (XFRAME (frame
), buried_buffer_list
,
1978 Fdelq (buffer
, FGET (XFRAME (frame
), buried_buffer_list
)));
1982 /* Modify the alist in *ALISTPTR to associate PROP with VAL.
1983 If the alist already has an element for PROP, we change it. */
1986 store_in_alist (Lisp_Object
*alistptr
, Lisp_Object prop
, Lisp_Object val
)
1988 register Lisp_Object tem
;
1990 tem
= Fassq (prop
, *alistptr
);
1992 *alistptr
= Fcons (Fcons (prop
, val
), *alistptr
);
1998 frame_name_fnn_p (char *str
, ptrdiff_t len
)
2000 if (len
> 1 && str
[0] == 'F' && '0' <= str
[1] && str
[1] <= '9')
2003 while ('0' <= *p
&& *p
<= '9')
2011 /* Set the name of the terminal frame. Also used by MSDOS frames.
2012 Modeled after x_set_name which is used for WINDOW frames. */
2015 set_term_frame_name (struct frame
*f
, Lisp_Object name
)
2017 f
->explicit_name
= ! NILP (name
);
2019 /* If NAME is nil, set the name to F<num>. */
2022 char namebuf
[sizeof "F" + INT_STRLEN_BOUND (printmax_t
)];
2024 /* Check for no change needed in this very common case
2025 before we do any consing. */
2026 if (frame_name_fnn_p (SSDATA (FGET (f
, name
)),
2027 SBYTES (FGET (f
, name
))))
2030 name
= make_formatted_string (namebuf
, "F%"pMd
, ++tty_frame_count
);
2034 CHECK_STRING (name
);
2036 /* Don't change the name if it's already NAME. */
2037 if (! NILP (Fstring_equal (name
, FGET (f
, name
))))
2040 /* Don't allow the user to set the frame name to F<num>, so it
2041 doesn't clash with the names we generate for terminal frames. */
2042 if (frame_name_fnn_p (SSDATA (name
), SBYTES (name
)))
2043 error ("Frame names of the form F<num> are usurped by Emacs");
2046 FSET (f
, name
, name
);
2047 update_mode_lines
= 1;
2051 store_frame_param (struct frame
*f
, Lisp_Object prop
, Lisp_Object val
)
2053 register Lisp_Object old_alist_elt
;
2055 /* The buffer-list parameters are stored in a special place and not
2056 in the alist. All buffers must be live. */
2057 if (EQ (prop
, Qbuffer_list
))
2059 Lisp_Object list
= Qnil
;
2060 for (; CONSP (val
); val
= XCDR (val
))
2061 if (!NILP (Fbuffer_live_p (XCAR (val
))))
2062 list
= Fcons (XCAR (val
), list
);
2063 FSET (f
, buffer_list
, Fnreverse (list
));
2066 if (EQ (prop
, Qburied_buffer_list
))
2068 Lisp_Object list
= Qnil
;
2069 for (; CONSP (val
); val
= XCDR (val
))
2070 if (!NILP (Fbuffer_live_p (XCAR (val
))))
2071 list
= Fcons (XCAR (val
), list
);
2072 FSET (f
, buried_buffer_list
, Fnreverse (list
));
2076 /* If PROP is a symbol which is supposed to have frame-local values,
2077 and it is set up based on this frame, switch to the global
2078 binding. That way, we can create or alter the frame-local binding
2079 without messing up the symbol's status. */
2082 struct Lisp_Symbol
*sym
= XSYMBOL (prop
);
2084 switch (sym
->redirect
)
2086 case SYMBOL_VARALIAS
: sym
= indirect_variable (sym
); goto start
;
2087 case SYMBOL_PLAINVAL
: case SYMBOL_FORWARDED
: break;
2088 case SYMBOL_LOCALIZED
:
2089 { struct Lisp_Buffer_Local_Value
*blv
= sym
->val
.blv
;
2090 if (blv
->frame_local
&& BLV_FOUND (blv
) && XFRAME (blv
->where
) == f
)
2091 swap_in_global_binding (sym
);
2098 /* The tty color needed to be set before the frame's parameter
2099 alist was updated with the new value. This is not true any more,
2100 but we still do this test early on. */
2101 if (FRAME_TERMCAP_P (f
) && EQ (prop
, Qtty_color_mode
)
2102 && f
== FRAME_TTY (f
)->previous_frame
)
2103 /* Force redisplay of this tty. */
2104 FRAME_TTY (f
)->previous_frame
= NULL
;
2106 /* Update the frame parameter alist. */
2107 old_alist_elt
= Fassq (prop
, FGET (f
, param_alist
));
2108 if (EQ (old_alist_elt
, Qnil
))
2109 FSET (f
, param_alist
, Fcons (Fcons (prop
, val
), FGET (f
, param_alist
)));
2111 Fsetcdr (old_alist_elt
, val
);
2113 /* Update some other special parameters in their special places
2114 in addition to the alist. */
2116 if (EQ (prop
, Qbuffer_predicate
))
2117 FSET (f
, buffer_predicate
, val
);
2119 if (! FRAME_WINDOW_P (f
))
2121 if (EQ (prop
, Qmenu_bar_lines
))
2122 set_menu_bar_lines (f
, val
, make_number (FRAME_MENU_BAR_LINES (f
)));
2123 else if (EQ (prop
, Qname
))
2124 set_term_frame_name (f
, val
);
2127 if (EQ (prop
, Qminibuffer
) && WINDOWP (val
))
2129 if (! MINI_WINDOW_P (XWINDOW (val
)))
2130 error ("Surrogate minibuffer windows must be minibuffer windows");
2132 if ((FRAME_HAS_MINIBUF_P (f
) || FRAME_MINIBUF_ONLY_P (f
))
2133 && !EQ (val
, FGET (f
, minibuffer_window
)))
2134 error ("Can't change the surrogate minibuffer of a frame with its own minibuffer");
2136 /* Install the chosen minibuffer window, with proper buffer. */
2137 FSET (f
, minibuffer_window
, val
);
2141 DEFUN ("frame-parameters", Fframe_parameters
, Sframe_parameters
, 0, 1, 0,
2142 doc
: /* Return the parameters-alist of frame FRAME.
2143 It is a list of elements of the form (PARM . VALUE), where PARM is a symbol.
2144 The meaningful PARMs depend on the kind of frame.
2145 If FRAME is omitted, return information on the currently selected frame. */)
2151 struct gcpro gcpro1
;
2154 frame
= selected_frame
;
2156 CHECK_FRAME (frame
);
2159 if (!FRAME_LIVE_P (f
))
2162 alist
= Fcopy_alist (FGET (f
, param_alist
));
2165 if (!FRAME_WINDOW_P (f
))
2167 int fg
= FRAME_FOREGROUND_PIXEL (f
);
2168 int bg
= FRAME_BACKGROUND_PIXEL (f
);
2171 /* If the frame's parameter alist says the colors are
2172 unspecified and reversed, take the frame's background pixel
2173 for foreground and vice versa. */
2174 elt
= Fassq (Qforeground_color
, alist
);
2175 if (CONSP (elt
) && STRINGP (XCDR (elt
)))
2177 if (strncmp (SSDATA (XCDR (elt
)),
2179 SCHARS (XCDR (elt
))) == 0)
2180 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, bg
));
2181 else if (strncmp (SSDATA (XCDR (elt
)),
2183 SCHARS (XCDR (elt
))) == 0)
2184 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, fg
));
2187 store_in_alist (&alist
, Qforeground_color
, tty_color_name (f
, fg
));
2188 elt
= Fassq (Qbackground_color
, alist
);
2189 if (CONSP (elt
) && STRINGP (XCDR (elt
)))
2191 if (strncmp (SSDATA (XCDR (elt
)),
2193 SCHARS (XCDR (elt
))) == 0)
2194 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, fg
));
2195 else if (strncmp (SSDATA (XCDR (elt
)),
2197 SCHARS (XCDR (elt
))) == 0)
2198 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, bg
));
2201 store_in_alist (&alist
, Qbackground_color
, tty_color_name (f
, bg
));
2202 store_in_alist (&alist
, intern ("font"),
2203 build_string (FRAME_MSDOS_P (f
)
2205 : FRAME_W32_P (f
) ? "w32term"
2208 store_in_alist (&alist
, Qname
, FGET (f
, name
));
2209 height
= (f
->new_text_lines
? f
->new_text_lines
: FRAME_LINES (f
));
2210 store_in_alist (&alist
, Qheight
, make_number (height
));
2211 width
= (f
->new_text_cols
? f
->new_text_cols
: FRAME_COLS (f
));
2212 store_in_alist (&alist
, Qwidth
, make_number (width
));
2213 store_in_alist (&alist
, Qmodeline
, (FRAME_WANTS_MODELINE_P (f
) ? Qt
: Qnil
));
2214 store_in_alist (&alist
, Qminibuffer
,
2215 (! FRAME_HAS_MINIBUF_P (f
) ? Qnil
2216 : FRAME_MINIBUF_ONLY_P (f
) ? Qonly
2217 : FRAME_MINIBUF_WINDOW (f
)));
2218 store_in_alist (&alist
, Qunsplittable
, (FRAME_NO_SPLIT_P (f
) ? Qt
: Qnil
));
2219 store_in_alist (&alist
, Qbuffer_list
, frame_buffer_list (frame
));
2220 store_in_alist (&alist
, Qburied_buffer_list
,
2221 FGET (XFRAME (frame
), buried_buffer_list
));
2223 /* I think this should be done with a hook. */
2224 #ifdef HAVE_WINDOW_SYSTEM
2225 if (FRAME_WINDOW_P (f
))
2226 x_report_frame_params (f
, &alist
);
2230 /* This ought to be correct in f->param_alist for an X frame. */
2232 XSETFASTINT (lines
, FRAME_MENU_BAR_LINES (f
));
2233 store_in_alist (&alist
, Qmenu_bar_lines
, lines
);
2241 DEFUN ("frame-parameter", Fframe_parameter
, Sframe_parameter
, 2, 2, 0,
2242 doc
: /* Return FRAME's value for parameter PARAMETER.
2243 If FRAME is nil, describe the currently selected frame. */)
2244 (Lisp_Object frame
, Lisp_Object parameter
)
2250 frame
= selected_frame
;
2252 CHECK_FRAME (frame
);
2253 CHECK_SYMBOL (parameter
);
2258 if (FRAME_LIVE_P (f
))
2260 /* Avoid consing in frequent cases. */
2261 if (EQ (parameter
, Qname
))
2262 value
= FGET (f
, name
);
2263 #ifdef HAVE_X_WINDOWS
2264 else if (EQ (parameter
, Qdisplay
) && FRAME_X_P (f
))
2265 value
= XCAR (FRAME_X_DISPLAY_INFO (f
)->name_list_element
);
2266 #endif /* HAVE_X_WINDOWS */
2267 else if (EQ (parameter
, Qbackground_color
)
2268 || EQ (parameter
, Qforeground_color
))
2270 value
= Fassq (parameter
, FGET (f
, param_alist
));
2273 value
= XCDR (value
);
2274 /* Fframe_parameters puts the actual fg/bg color names,
2275 even if f->param_alist says otherwise. This is
2276 important when param_alist's notion of colors is
2277 "unspecified". We need to do the same here. */
2278 if (STRINGP (value
) && !FRAME_WINDOW_P (f
))
2280 const char *color_name
;
2283 if (EQ (parameter
, Qbackground_color
))
2285 color_name
= SSDATA (value
);
2286 csz
= SCHARS (value
);
2287 if (strncmp (color_name
, unspecified_bg
, csz
) == 0)
2288 value
= tty_color_name (f
, FRAME_BACKGROUND_PIXEL (f
));
2289 else if (strncmp (color_name
, unspecified_fg
, csz
) == 0)
2290 value
= tty_color_name (f
, FRAME_FOREGROUND_PIXEL (f
));
2292 else if (EQ (parameter
, Qforeground_color
))
2294 color_name
= SSDATA (value
);
2295 csz
= SCHARS (value
);
2296 if (strncmp (color_name
, unspecified_fg
, csz
) == 0)
2297 value
= tty_color_name (f
, FRAME_FOREGROUND_PIXEL (f
));
2298 else if (strncmp (color_name
, unspecified_bg
, csz
) == 0)
2299 value
= tty_color_name (f
, FRAME_BACKGROUND_PIXEL (f
));
2304 value
= Fcdr (Fassq (parameter
, Fframe_parameters (frame
)));
2306 else if (EQ (parameter
, Qdisplay_type
)
2307 || EQ (parameter
, Qbackground_mode
))
2308 value
= Fcdr (Fassq (parameter
, FGET (f
, param_alist
)));
2310 /* FIXME: Avoid this code path at all (as well as code duplication)
2311 by sharing more code with Fframe_parameters. */
2312 value
= Fcdr (Fassq (parameter
, Fframe_parameters (frame
)));
2319 DEFUN ("modify-frame-parameters", Fmodify_frame_parameters
,
2320 Smodify_frame_parameters
, 2, 2, 0,
2321 doc
: /* Modify the parameters of frame FRAME according to ALIST.
2322 If FRAME is nil, it defaults to the selected frame.
2323 ALIST is an alist of parameters to change and their new values.
2324 Each element of ALIST has the form (PARM . VALUE), where PARM is a symbol.
2325 The meaningful PARMs depend on the kind of frame.
2326 Undefined PARMs are ignored, but stored in the frame's parameter list
2327 so that `frame-parameters' will return them.
2329 The value of frame parameter FOO can also be accessed
2330 as a frame-local binding for the variable FOO, if you have
2331 enabled such bindings for that variable with `make-variable-frame-local'.
2332 Note that this functionality is obsolete as of Emacs 22.2, and its
2333 use is not recommended. Explicitly check for a frame-parameter instead. */)
2334 (Lisp_Object frame
, Lisp_Object alist
)
2337 register Lisp_Object tail
, prop
, val
;
2339 if (EQ (frame
, Qnil
))
2340 frame
= selected_frame
;
2341 CHECK_LIVE_FRAME (frame
);
2344 /* I think this should be done with a hook. */
2345 #ifdef HAVE_WINDOW_SYSTEM
2346 if (FRAME_WINDOW_P (f
))
2347 x_set_frame_parameters (f
, alist
);
2351 if (FRAME_MSDOS_P (f
))
2352 IT_set_frame_parameters (f
, alist
);
2357 EMACS_INT length
= XFASTINT (Flength (alist
));
2360 Lisp_Object
*values
;
2362 SAFE_ALLOCA_LISP (parms
, 2 * length
);
2363 values
= parms
+ length
;
2365 /* Extract parm names and values into those vectors. */
2368 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2373 parms
[i
] = Fcar (elt
);
2374 values
[i
] = Fcdr (elt
);
2378 /* Now process them in reverse of specified order. */
2383 store_frame_param (f
, prop
, val
);
2385 if (EQ (prop
, Qforeground_color
)
2386 || EQ (prop
, Qbackground_color
))
2387 update_face_from_frame_parameter (f
, prop
, val
);
2395 DEFUN ("frame-char-height", Fframe_char_height
, Sframe_char_height
,
2397 doc
: /* Height in pixels of a line in the font in frame FRAME.
2398 If FRAME is omitted, the selected frame is used.
2399 For a terminal frame, the value is always 1. */)
2405 frame
= selected_frame
;
2406 CHECK_FRAME (frame
);
2409 #ifdef HAVE_WINDOW_SYSTEM
2410 if (FRAME_WINDOW_P (f
))
2411 return make_number (x_char_height (f
));
2414 return make_number (1);
2418 DEFUN ("frame-char-width", Fframe_char_width
, Sframe_char_width
,
2420 doc
: /* Width in pixels of characters in the font in frame FRAME.
2421 If FRAME is omitted, the selected frame is used.
2422 On a graphical screen, the width is the standard width of the default font.
2423 For a terminal screen, the value is always 1. */)
2429 frame
= selected_frame
;
2430 CHECK_FRAME (frame
);
2433 #ifdef HAVE_WINDOW_SYSTEM
2434 if (FRAME_WINDOW_P (f
))
2435 return make_number (x_char_width (f
));
2438 return make_number (1);
2441 DEFUN ("frame-pixel-height", Fframe_pixel_height
,
2442 Sframe_pixel_height
, 0, 1, 0,
2443 doc
: /* Return a FRAME's height in pixels.
2444 If FRAME is omitted, the selected frame is used. The exact value
2445 of the result depends on the window-system and toolkit in use:
2447 In the Gtk+ version of Emacs, it includes only any window (including
2448 the minibuffer or echo area), mode line, and header line. It does not
2449 include the tool bar or menu bar.
2451 With the Motif or Lucid toolkits, it also includes the tool bar (but
2454 In a graphical version with no toolkit, it includes both the tool bar
2457 For a text terminal, it includes the menu bar. In this case, the
2458 result is really in characters rather than pixels (i.e., is identical
2459 to `frame-height'). */)
2465 frame
= selected_frame
;
2466 CHECK_FRAME (frame
);
2469 #ifdef HAVE_WINDOW_SYSTEM
2470 if (FRAME_WINDOW_P (f
))
2471 return make_number (x_pixel_height (f
));
2474 return make_number (FRAME_LINES (f
));
2477 DEFUN ("frame-pixel-width", Fframe_pixel_width
,
2478 Sframe_pixel_width
, 0, 1, 0,
2479 doc
: /* Return FRAME's width in pixels.
2480 For a terminal frame, the result really gives the width in characters.
2481 If FRAME is omitted, the selected frame is used. */)
2487 frame
= selected_frame
;
2488 CHECK_FRAME (frame
);
2491 #ifdef HAVE_WINDOW_SYSTEM
2492 if (FRAME_WINDOW_P (f
))
2493 return make_number (x_pixel_width (f
));
2496 return make_number (FRAME_COLS (f
));
2499 DEFUN ("tool-bar-pixel-width", Ftool_bar_pixel_width
,
2500 Stool_bar_pixel_width
, 0, 1, 0,
2501 doc
: /* Return width in pixels of FRAME's tool bar.
2502 The result is greater than zero only when the tool bar is on the left
2503 or right side of FRAME. If FRAME is omitted, the selected frame is
2508 frame
= selected_frame
;
2509 CHECK_FRAME (frame
);
2511 #ifdef FRAME_TOOLBAR_WIDTH
2512 if (FRAME_WINDOW_P (XFRAME (frame
)))
2513 return make_number (FRAME_TOOLBAR_WIDTH (XFRAME (frame
)));
2515 return make_number (0);
2518 DEFUN ("set-frame-height", Fset_frame_height
, Sset_frame_height
, 2, 3, 0,
2519 doc
: /* Specify that the frame FRAME has LINES lines.
2520 Optional third arg non-nil means that redisplay should use LINES lines
2521 but that the idea of the actual height of the frame should not be changed. */)
2522 (Lisp_Object frame
, Lisp_Object lines
, Lisp_Object pretend
)
2524 register struct frame
*f
;
2526 CHECK_TYPE_RANGED_INTEGER (int, lines
);
2528 frame
= selected_frame
;
2529 CHECK_LIVE_FRAME (frame
);
2532 /* I think this should be done with a hook. */
2533 #ifdef HAVE_WINDOW_SYSTEM
2534 if (FRAME_WINDOW_P (f
))
2536 if (XINT (lines
) != FRAME_LINES (f
))
2537 x_set_window_size (f
, 1, FRAME_COLS (f
), XINT (lines
));
2538 do_pending_window_change (0);
2542 change_frame_size (f
, XINT (lines
), 0, !NILP (pretend
), 0, 0);
2546 DEFUN ("set-frame-width", Fset_frame_width
, Sset_frame_width
, 2, 3, 0,
2547 doc
: /* Specify that the frame FRAME has COLS columns.
2548 Optional third arg non-nil means that redisplay should use COLS columns
2549 but that the idea of the actual width of the frame should not be changed. */)
2550 (Lisp_Object frame
, Lisp_Object cols
, Lisp_Object pretend
)
2552 register struct frame
*f
;
2553 CHECK_TYPE_RANGED_INTEGER (int, cols
);
2555 frame
= selected_frame
;
2556 CHECK_LIVE_FRAME (frame
);
2559 /* I think this should be done with a hook. */
2560 #ifdef HAVE_WINDOW_SYSTEM
2561 if (FRAME_WINDOW_P (f
))
2563 if (XINT (cols
) != FRAME_COLS (f
))
2564 x_set_window_size (f
, 1, XINT (cols
), FRAME_LINES (f
));
2565 do_pending_window_change (0);
2569 change_frame_size (f
, 0, XINT (cols
), !NILP (pretend
), 0, 0);
2573 DEFUN ("set-frame-size", Fset_frame_size
, Sset_frame_size
, 3, 3, 0,
2574 doc
: /* Sets size of FRAME to COLS by ROWS, measured in characters. */)
2575 (Lisp_Object frame
, Lisp_Object cols
, Lisp_Object rows
)
2577 register struct frame
*f
;
2579 CHECK_LIVE_FRAME (frame
);
2580 CHECK_TYPE_RANGED_INTEGER (int, cols
);
2581 CHECK_TYPE_RANGED_INTEGER (int, rows
);
2584 /* I think this should be done with a hook. */
2585 #ifdef HAVE_WINDOW_SYSTEM
2586 if (FRAME_WINDOW_P (f
))
2588 if (XINT (rows
) != FRAME_LINES (f
)
2589 || XINT (cols
) != FRAME_COLS (f
)
2590 || f
->new_text_lines
|| f
->new_text_cols
)
2591 x_set_window_size (f
, 1, XINT (cols
), XINT (rows
));
2592 do_pending_window_change (0);
2596 change_frame_size (f
, XINT (rows
), XINT (cols
), 0, 0, 0);
2601 DEFUN ("set-frame-position", Fset_frame_position
,
2602 Sset_frame_position
, 3, 3, 0,
2603 doc
: /* Sets position of FRAME in pixels to XOFFSET by YOFFSET.
2604 This is actually the position of the upper left corner of the frame.
2605 Negative values for XOFFSET or YOFFSET are interpreted relative to
2606 the rightmost or bottommost possible position (that stays within the screen). */)
2607 (Lisp_Object frame
, Lisp_Object xoffset
, Lisp_Object yoffset
)
2609 register struct frame
*f
;
2611 CHECK_LIVE_FRAME (frame
);
2612 CHECK_TYPE_RANGED_INTEGER (int, xoffset
);
2613 CHECK_TYPE_RANGED_INTEGER (int, yoffset
);
2616 /* I think this should be done with a hook. */
2617 #ifdef HAVE_WINDOW_SYSTEM
2618 if (FRAME_WINDOW_P (f
))
2619 x_set_offset (f
, XINT (xoffset
), XINT (yoffset
), 1);
2626 /***********************************************************************
2628 ***********************************************************************/
2630 /* Connect the frame-parameter names for X frames
2631 to the ways of passing the parameter values to the window system.
2633 The name of a parameter, as a Lisp symbol,
2634 has an `x-frame-parameter' property which is an integer in Lisp
2635 that is an index in this table. */
2637 struct frame_parm_table
{
2639 Lisp_Object
*variable
;
2642 static const struct frame_parm_table frame_parms
[] =
2644 {"auto-raise", &Qauto_raise
},
2645 {"auto-lower", &Qauto_lower
},
2646 {"background-color", 0},
2647 {"border-color", &Qborder_color
},
2648 {"border-width", &Qborder_width
},
2649 {"cursor-color", &Qcursor_color
},
2650 {"cursor-type", &Qcursor_type
},
2652 {"foreground-color", 0},
2653 {"icon-name", &Qicon_name
},
2654 {"icon-type", &Qicon_type
},
2655 {"internal-border-width", &Qinternal_border_width
},
2656 {"menu-bar-lines", &Qmenu_bar_lines
},
2657 {"mouse-color", &Qmouse_color
},
2659 {"scroll-bar-width", &Qscroll_bar_width
},
2661 {"unsplittable", &Qunsplittable
},
2662 {"vertical-scroll-bars", &Qvertical_scroll_bars
},
2663 {"visibility", &Qvisibility
},
2664 {"tool-bar-lines", &Qtool_bar_lines
},
2665 {"scroll-bar-foreground", &Qscroll_bar_foreground
},
2666 {"scroll-bar-background", &Qscroll_bar_background
},
2667 {"screen-gamma", &Qscreen_gamma
},
2668 {"line-spacing", &Qline_spacing
},
2669 {"left-fringe", &Qleft_fringe
},
2670 {"right-fringe", &Qright_fringe
},
2671 {"wait-for-wm", &Qwait_for_wm
},
2672 {"fullscreen", &Qfullscreen
},
2673 {"font-backend", &Qfont_backend
},
2675 {"sticky", &Qsticky
},
2676 {"tool-bar-position", &Qtool_bar_position
},
2681 /* Calculate fullscreen size. Return in *TOP_POS and *LEFT_POS the
2682 wanted positions of the WM window (not Emacs window).
2683 Return in *WIDTH and *HEIGHT the wanted width and height of Emacs
2684 window (FRAME_X_WINDOW).
2688 x_fullscreen_adjust (struct frame
*f
, int *width
, int *height
, int *top_pos
, int *left_pos
)
2690 int newwidth
= FRAME_COLS (f
);
2691 int newheight
= FRAME_LINES (f
);
2692 Display_Info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
2694 *top_pos
= f
->top_pos
;
2695 *left_pos
= f
->left_pos
;
2697 if (f
->want_fullscreen
& FULLSCREEN_HEIGHT
)
2701 ph
= x_display_pixel_height (dpyinfo
);
2702 newheight
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, ph
);
2703 ph
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, newheight
) - f
->y_pixels_diff
;
2704 newheight
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, ph
);
2708 if (f
->want_fullscreen
& FULLSCREEN_WIDTH
)
2712 pw
= x_display_pixel_width (dpyinfo
);
2713 newwidth
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pw
);
2714 pw
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, newwidth
) - f
->x_pixels_diff
;
2715 newwidth
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, pw
);
2720 *height
= newheight
;
2723 #endif /* WINDOWSNT */
2725 #ifdef HAVE_WINDOW_SYSTEM
2727 /* Change the parameters of frame F as specified by ALIST.
2728 If a parameter is not specially recognized, do nothing special;
2729 otherwise call the `x_set_...' function for that parameter.
2730 Except for certain geometry properties, always call store_frame_param
2731 to store the new value in the parameter alist. */
2734 x_set_frame_parameters (FRAME_PTR f
, Lisp_Object alist
)
2738 /* If both of these parameters are present, it's more efficient to
2739 set them both at once. So we wait until we've looked at the
2740 entire list before we set them. */
2744 Lisp_Object left
, top
;
2746 /* Same with these. */
2747 Lisp_Object icon_left
, icon_top
;
2749 /* Record in these vectors all the parms specified. */
2751 Lisp_Object
*values
;
2753 int left_no_change
= 0, top_no_change
= 0;
2754 int icon_left_no_change
= 0, icon_top_no_change
= 0;
2755 int size_changed
= 0;
2756 struct gcpro gcpro1
, gcpro2
;
2759 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2762 parms
= alloca (i
* sizeof *parms
);
2763 values
= alloca (i
* sizeof *values
);
2765 /* Extract parm names and values into those vectors. */
2768 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
2773 parms
[i
] = Fcar (elt
);
2774 values
[i
] = Fcdr (elt
);
2777 /* TAIL and ALIST are not used again below here. */
2778 alist
= tail
= Qnil
;
2780 GCPRO2 (*parms
, *values
);
2784 /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
2785 because their values appear in VALUES and strings are not valid. */
2786 top
= left
= Qunbound
;
2787 icon_left
= icon_top
= Qunbound
;
2789 /* Provide default values for HEIGHT and WIDTH. */
2790 width
= (f
->new_text_cols
? f
->new_text_cols
: FRAME_COLS (f
));
2791 height
= (f
->new_text_lines
? f
->new_text_lines
: FRAME_LINES (f
));
2793 /* Process foreground_color and background_color before anything else.
2794 They are independent of other properties, but other properties (e.g.,
2795 cursor_color) are dependent upon them. */
2796 /* Process default font as well, since fringe widths depends on it. */
2797 for (p
= 0; p
< i
; p
++)
2799 Lisp_Object prop
, val
;
2803 if (EQ (prop
, Qforeground_color
)
2804 || EQ (prop
, Qbackground_color
)
2805 || EQ (prop
, Qfont
))
2807 register Lisp_Object param_index
, old_value
;
2809 old_value
= get_frame_param (f
, prop
);
2810 if (NILP (Fequal (val
, old_value
)))
2812 store_frame_param (f
, prop
, val
);
2814 param_index
= Fget (prop
, Qx_frame_parameter
);
2815 if (NATNUMP (param_index
)
2816 && (XFASTINT (param_index
)
2817 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
2818 && FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])
2819 (*(FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])) (f
, val
, old_value
);
2824 /* Now process them in reverse of specified order. */
2827 Lisp_Object prop
, val
;
2832 if (EQ (prop
, Qwidth
) && RANGED_INTEGERP (0, val
, INT_MAX
))
2835 width
= XFASTINT (val
);
2837 else if (EQ (prop
, Qheight
) && RANGED_INTEGERP (0, val
, INT_MAX
))
2840 height
= XFASTINT (val
);
2842 else if (EQ (prop
, Qtop
))
2844 else if (EQ (prop
, Qleft
))
2846 else if (EQ (prop
, Qicon_top
))
2848 else if (EQ (prop
, Qicon_left
))
2850 else if (EQ (prop
, Qforeground_color
)
2851 || EQ (prop
, Qbackground_color
)
2852 || EQ (prop
, Qfont
))
2853 /* Processed above. */
2857 register Lisp_Object param_index
, old_value
;
2859 old_value
= get_frame_param (f
, prop
);
2861 store_frame_param (f
, prop
, val
);
2863 param_index
= Fget (prop
, Qx_frame_parameter
);
2864 if (NATNUMP (param_index
)
2865 && (XFASTINT (param_index
)
2866 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
2867 && FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])
2868 (*(FRAME_RIF (f
)->frame_parm_handlers
[XINT (param_index
)])) (f
, val
, old_value
);
2872 /* Don't die if just one of these was set. */
2873 if (EQ (left
, Qunbound
))
2876 if (f
->left_pos
< 0)
2877 left
= Fcons (Qplus
, Fcons (make_number (f
->left_pos
), Qnil
));
2879 XSETINT (left
, f
->left_pos
);
2881 if (EQ (top
, Qunbound
))
2885 top
= Fcons (Qplus
, Fcons (make_number (f
->top_pos
), Qnil
));
2887 XSETINT (top
, f
->top_pos
);
2890 /* If one of the icon positions was not set, preserve or default it. */
2891 if (! TYPE_RANGED_INTEGERP (int, icon_left
))
2893 icon_left_no_change
= 1;
2894 icon_left
= Fcdr (Fassq (Qicon_left
, FGET (f
, param_alist
)));
2895 if (NILP (icon_left
))
2896 XSETINT (icon_left
, 0);
2898 if (! TYPE_RANGED_INTEGERP (int, icon_top
))
2900 icon_top_no_change
= 1;
2901 icon_top
= Fcdr (Fassq (Qicon_top
, FGET (f
, param_alist
)));
2902 if (NILP (icon_top
))
2903 XSETINT (icon_top
, 0);
2906 /* Don't set these parameters unless they've been explicitly
2907 specified. The window might be mapped or resized while we're in
2908 this function, and we don't want to override that unless the lisp
2909 code has asked for it.
2911 Don't set these parameters unless they actually differ from the
2912 window's current parameters; the window may not actually exist
2917 check_frame_size (f
, &height
, &width
);
2919 XSETFRAME (frame
, f
);
2922 && (width
!= FRAME_COLS (f
)
2923 || height
!= FRAME_LINES (f
)
2924 || f
->new_text_lines
|| f
->new_text_cols
))
2925 Fset_frame_size (frame
, make_number (width
), make_number (height
));
2927 if ((!NILP (left
) || !NILP (top
))
2928 && ! (left_no_change
&& top_no_change
)
2929 && ! (NUMBERP (left
) && XINT (left
) == f
->left_pos
2930 && NUMBERP (top
) && XINT (top
) == f
->top_pos
))
2935 /* Record the signs. */
2936 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
2937 if (EQ (left
, Qminus
))
2938 f
->size_hint_flags
|= XNegative
;
2939 else if (TYPE_RANGED_INTEGERP (int, left
))
2941 leftpos
= XINT (left
);
2943 f
->size_hint_flags
|= XNegative
;
2945 else if (CONSP (left
) && EQ (XCAR (left
), Qminus
)
2946 && CONSP (XCDR (left
))
2947 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (left
)), INT_MAX
))
2949 leftpos
= - XINT (XCAR (XCDR (left
)));
2950 f
->size_hint_flags
|= XNegative
;
2952 else if (CONSP (left
) && EQ (XCAR (left
), Qplus
)
2953 && CONSP (XCDR (left
))
2954 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (left
))))
2956 leftpos
= XINT (XCAR (XCDR (left
)));
2959 if (EQ (top
, Qminus
))
2960 f
->size_hint_flags
|= YNegative
;
2961 else if (TYPE_RANGED_INTEGERP (int, top
))
2963 toppos
= XINT (top
);
2965 f
->size_hint_flags
|= YNegative
;
2967 else if (CONSP (top
) && EQ (XCAR (top
), Qminus
)
2968 && CONSP (XCDR (top
))
2969 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (top
)), INT_MAX
))
2971 toppos
= - XINT (XCAR (XCDR (top
)));
2972 f
->size_hint_flags
|= YNegative
;
2974 else if (CONSP (top
) && EQ (XCAR (top
), Qplus
)
2975 && CONSP (XCDR (top
))
2976 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (top
))))
2978 toppos
= XINT (XCAR (XCDR (top
)));
2982 /* Store the numeric value of the position. */
2983 f
->top_pos
= toppos
;
2984 f
->left_pos
= leftpos
;
2986 f
->win_gravity
= NorthWestGravity
;
2988 /* Actually set that position, and convert to absolute. */
2989 x_set_offset (f
, leftpos
, toppos
, -1);
2992 if ((!NILP (icon_left
) || !NILP (icon_top
))
2993 && ! (icon_left_no_change
&& icon_top_no_change
))
2994 x_wm_set_icon_position (f
, XINT (icon_left
), XINT (icon_top
));
3001 /* Insert a description of internally-recorded parameters of frame X
3002 into the parameter alist *ALISTPTR that is to be given to the user.
3003 Only parameters that are specific to the X window system
3004 and whose values are not correctly recorded in the frame's
3005 param_alist need to be considered here. */
3008 x_report_frame_params (struct frame
*f
, Lisp_Object
*alistptr
)
3014 /* Represent negative positions (off the top or left screen edge)
3015 in a way that Fmodify_frame_parameters will understand correctly. */
3016 XSETINT (tem
, f
->left_pos
);
3017 if (f
->left_pos
>= 0)
3018 store_in_alist (alistptr
, Qleft
, tem
);
3020 store_in_alist (alistptr
, Qleft
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
3022 XSETINT (tem
, f
->top_pos
);
3023 if (f
->top_pos
>= 0)
3024 store_in_alist (alistptr
, Qtop
, tem
);
3026 store_in_alist (alistptr
, Qtop
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
3028 store_in_alist (alistptr
, Qborder_width
,
3029 make_number (f
->border_width
));
3030 store_in_alist (alistptr
, Qinternal_border_width
,
3031 make_number (FRAME_INTERNAL_BORDER_WIDTH (f
)));
3032 store_in_alist (alistptr
, Qleft_fringe
,
3033 make_number (FRAME_LEFT_FRINGE_WIDTH (f
)));
3034 store_in_alist (alistptr
, Qright_fringe
,
3035 make_number (FRAME_RIGHT_FRINGE_WIDTH (f
)));
3036 store_in_alist (alistptr
, Qscroll_bar_width
,
3037 (! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
3039 : FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0
3040 ? make_number (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
))
3041 /* nil means "use default width"
3042 for non-toolkit scroll bar.
3043 ruler-mode.el depends on this. */
3045 /* FRAME_X_WINDOW is not guaranteed to return an integer. E.g., on
3046 MS-Windows it returns a value whose type is HANDLE, which is
3047 actually a pointer. Explicit casting avoids compiler
3049 w
= (unsigned long) FRAME_X_WINDOW (f
);
3050 store_in_alist (alistptr
, Qwindow_id
,
3051 make_formatted_string (buf
, "%lu", w
));
3052 #ifdef HAVE_X_WINDOWS
3053 #ifdef USE_X_TOOLKIT
3054 /* Tooltip frame may not have this widget. */
3055 if (FRAME_X_OUTPUT (f
)->widget
)
3057 w
= (unsigned long) FRAME_OUTER_WINDOW (f
);
3058 store_in_alist (alistptr
, Qouter_window_id
,
3059 make_formatted_string (buf
, "%lu", w
));
3061 store_in_alist (alistptr
, Qicon_name
, FGET (f
, icon_name
));
3062 FRAME_SAMPLE_VISIBILITY (f
);
3063 store_in_alist (alistptr
, Qvisibility
,
3064 (FRAME_VISIBLE_P (f
) ? Qt
3065 : FRAME_ICONIFIED_P (f
) ? Qicon
: Qnil
));
3066 store_in_alist (alistptr
, Qdisplay
,
3067 XCAR (FRAME_X_DISPLAY_INFO (f
)->name_list_element
));
3069 if (FRAME_X_OUTPUT (f
)->parent_desc
== FRAME_X_DISPLAY_INFO (f
)->root_window
)
3072 XSETFASTINT (tem
, FRAME_X_OUTPUT (f
)->parent_desc
);
3073 store_in_alist (alistptr
, Qexplicit_name
, (f
->explicit_name
? Qt
: Qnil
));
3074 store_in_alist (alistptr
, Qparent_id
, tem
);
3075 store_in_alist (alistptr
, Qtool_bar_position
, FGET (f
, tool_bar_position
));
3079 /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is
3080 the previous value of that parameter, NEW_VALUE is the new value. */
3083 x_set_fullscreen (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3085 if (NILP (new_value
))
3086 f
->want_fullscreen
= FULLSCREEN_NONE
;
3087 else if (EQ (new_value
, Qfullboth
) || EQ (new_value
, Qfullscreen
))
3088 f
->want_fullscreen
= FULLSCREEN_BOTH
;
3089 else if (EQ (new_value
, Qfullwidth
))
3090 f
->want_fullscreen
= FULLSCREEN_WIDTH
;
3091 else if (EQ (new_value
, Qfullheight
))
3092 f
->want_fullscreen
= FULLSCREEN_HEIGHT
;
3093 else if (EQ (new_value
, Qmaximized
))
3094 f
->want_fullscreen
= FULLSCREEN_MAXIMIZED
;
3096 if (FRAME_TERMINAL (f
)->fullscreen_hook
!= NULL
)
3097 FRAME_TERMINAL (f
)->fullscreen_hook (f
);
3101 /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
3102 the previous value of that parameter, NEW_VALUE is the new value. */
3105 x_set_line_spacing (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3107 if (NILP (new_value
))
3108 f
->extra_line_spacing
= 0;
3109 else if (RANGED_INTEGERP (0, new_value
, INT_MAX
))
3110 f
->extra_line_spacing
= XFASTINT (new_value
);
3112 signal_error ("Invalid line-spacing", new_value
);
3113 if (FRAME_VISIBLE_P (f
))
3118 /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
3119 the previous value of that parameter, NEW_VALUE is the new value. */
3122 x_set_screen_gamma (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3124 Lisp_Object bgcolor
;
3126 if (NILP (new_value
))
3128 else if (NUMBERP (new_value
) && XFLOATINT (new_value
) > 0)
3129 /* The value 0.4545 is the normal viewing gamma. */
3130 f
->gamma
= 1.0 / (0.4545 * XFLOATINT (new_value
));
3132 signal_error ("Invalid screen-gamma", new_value
);
3134 /* Apply the new gamma value to the frame background. */
3135 bgcolor
= Fassq (Qbackground_color
, FGET (f
, param_alist
));
3136 if (CONSP (bgcolor
) && (bgcolor
= XCDR (bgcolor
), STRINGP (bgcolor
)))
3138 Lisp_Object parm_index
= Fget (Qbackground_color
, Qx_frame_parameter
);
3139 if (NATNUMP (parm_index
)
3140 && (XFASTINT (parm_index
)
3141 < sizeof (frame_parms
)/sizeof (frame_parms
[0]))
3142 && FRAME_RIF (f
)->frame_parm_handlers
[XFASTINT (parm_index
)])
3143 (*FRAME_RIF (f
)->frame_parm_handlers
[XFASTINT (parm_index
)])
3147 Fclear_face_cache (Qnil
);
3152 x_set_font (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3154 Lisp_Object font_object
;
3156 #ifdef HAVE_X_WINDOWS
3157 Lisp_Object font_param
= arg
;
3160 /* Set the frame parameter back to the old value because we may
3161 fail to use ARG as the new parameter value. */
3162 store_frame_param (f
, Qfont
, oldval
);
3164 /* ARG is a fontset name, a font name, a cons of fontset name and a
3165 font object, or a font object. In the last case, this function
3169 fontset
= fs_query_fontset (arg
, 0);
3172 font_object
= font_open_by_name (f
, arg
);
3173 if (NILP (font_object
))
3174 error ("Font `%s' is not defined", SSDATA (arg
));
3175 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3177 else if (fontset
> 0)
3179 font_object
= font_open_by_name (f
, fontset_ascii (fontset
));
3180 if (NILP (font_object
))
3181 error ("Font `%s' is not defined", SDATA (arg
));
3182 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3185 error ("The default fontset can't be used for a frame font");
3187 else if (CONSP (arg
) && STRINGP (XCAR (arg
)) && FONT_OBJECT_P (XCDR (arg
)))
3189 /* This is the case that the ASCII font of F's fontset XCAR
3190 (arg) is changed to the font XCDR (arg) by
3191 `set-fontset-font'. */
3192 fontset
= fs_query_fontset (XCAR (arg
), 0);
3194 error ("Unknown fontset: %s", SDATA (XCAR (arg
)));
3195 font_object
= XCDR (arg
);
3196 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3197 #ifdef HAVE_X_WINDOWS
3198 font_param
= Ffont_get (font_object
, QCname
);
3201 else if (FONT_OBJECT_P (arg
))
3204 #ifdef HAVE_X_WINDOWS
3205 font_param
= Ffont_get (font_object
, QCname
);
3207 /* This is to store the XLFD font name in the frame parameter for
3208 backward compatibility. We should store the font-object
3209 itself in the future. */
3210 arg
= AREF (font_object
, FONT_NAME_INDEX
);
3211 fontset
= FRAME_FONTSET (f
);
3212 /* Check if we can use the current fontset. If not, set FONTSET
3213 to -1 to generate a new fontset from FONT-OBJECT. */
3216 Lisp_Object ascii_font
= fontset_ascii (fontset
);
3217 Lisp_Object spec
= font_spec_from_name (ascii_font
);
3219 if (! font_match_p (spec
, font_object
))
3224 signal_error ("Invalid font", arg
);
3226 if (! NILP (Fequal (font_object
, oldval
)))
3229 x_new_font (f
, font_object
, fontset
);
3230 store_frame_param (f
, Qfont
, arg
);
3231 #ifdef HAVE_X_WINDOWS
3232 store_frame_param (f
, Qfont_param
, font_param
);
3234 /* Recalculate toolbar height. */
3235 f
->n_tool_bar_rows
= 0;
3236 /* Ensure we redraw it. */
3237 clear_current_matrices (f
);
3239 recompute_basic_faces (f
);
3241 do_pending_window_change (0);
3243 /* We used to call face-set-after-frame-default here, but it leads to
3244 recursive calls (since that function can set the `default' face's
3245 font which in turns changes the frame's `font' parameter).
3246 Also I don't know what this call is meant to do, but it seems the
3247 wrong way to do it anyway (it does a lot more work than what seems
3248 reasonable in response to a change to `font'). */
3253 x_set_font_backend (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3255 if (! NILP (new_value
)
3256 && !CONSP (new_value
))
3260 CHECK_STRING (new_value
);
3261 p0
= p1
= SSDATA (new_value
);
3265 while (*p1
&& ! isspace (*p1
) && *p1
!= ',') p1
++;
3267 new_value
= Fcons (Fintern (make_string (p0
, p1
- p0
), Qnil
),
3273 while ((c
= *++p1
) && isspace (c
));
3277 new_value
= Fnreverse (new_value
);
3280 if (! NILP (old_value
) && ! NILP (Fequal (old_value
, new_value
)))
3284 free_all_realized_faces (Qnil
);
3286 new_value
= font_update_drivers (f
, NILP (new_value
) ? Qt
: new_value
);
3287 if (NILP (new_value
))
3289 if (NILP (old_value
))
3290 error ("No font backend available");
3291 font_update_drivers (f
, old_value
);
3292 error ("None of specified font backends are available");
3294 store_frame_param (f
, Qfont_backend
, new_value
);
3300 XSETFRAME (frame
, f
);
3301 x_set_font (f
, Fframe_parameter (frame
, Qfont
), Qnil
);
3302 ++face_change_count
;
3303 ++windows_or_buffers_changed
;
3309 x_set_fringe_width (struct frame
*f
, Lisp_Object new_value
, Lisp_Object old_value
)
3311 compute_fringe_widths (f
, 1);
3312 #ifdef HAVE_X_WINDOWS
3313 /* Must adjust this so window managers report correct number of columns. */
3314 if (FRAME_X_WINDOW (f
) != 0)
3315 x_wm_set_size_hint (f
, 0, 0);
3320 x_set_border_width (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3322 CHECK_TYPE_RANGED_INTEGER (int, arg
);
3324 if (XINT (arg
) == f
->border_width
)
3327 if (FRAME_X_WINDOW (f
) != 0)
3328 error ("Cannot change the border width of a frame");
3330 f
->border_width
= XINT (arg
);
3334 x_set_internal_border_width (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3336 int old
= FRAME_INTERNAL_BORDER_WIDTH (f
);
3338 CHECK_TYPE_RANGED_INTEGER (int, arg
);
3339 FRAME_INTERNAL_BORDER_WIDTH (f
) = XINT (arg
);
3340 if (FRAME_INTERNAL_BORDER_WIDTH (f
) < 0)
3341 FRAME_INTERNAL_BORDER_WIDTH (f
) = 0;
3343 #ifdef USE_X_TOOLKIT
3344 if (FRAME_X_OUTPUT (f
)->edit_widget
)
3345 widget_store_internal_border (FRAME_X_OUTPUT (f
)->edit_widget
);
3348 if (FRAME_INTERNAL_BORDER_WIDTH (f
) == old
)
3351 if (FRAME_X_WINDOW (f
) != 0)
3353 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3354 SET_FRAME_GARBAGED (f
);
3355 do_pending_window_change (0);
3358 SET_FRAME_GARBAGED (f
);
3362 x_set_visibility (struct frame
*f
, Lisp_Object value
, Lisp_Object oldval
)
3365 XSETFRAME (frame
, f
);
3368 Fmake_frame_invisible (frame
, Qt
);
3369 else if (EQ (value
, Qicon
))
3370 Ficonify_frame (frame
);
3372 Fmake_frame_visible (frame
);
3376 x_set_autoraise (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3378 f
->auto_raise
= !EQ (Qnil
, arg
);
3382 x_set_autolower (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3384 f
->auto_lower
= !EQ (Qnil
, arg
);
3388 x_set_unsplittable (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3390 f
->no_split
= !NILP (arg
);
3394 x_set_vertical_scroll_bars (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3396 if ((EQ (arg
, Qleft
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f
))
3397 || (EQ (arg
, Qright
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f
))
3398 || (NILP (arg
) && FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
3399 || (!NILP (arg
) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)))
3401 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
)
3403 ? vertical_scroll_bar_none
3405 ? vertical_scroll_bar_left
3407 ? vertical_scroll_bar_right
3408 : EQ (Qleft
, Vdefault_frame_scroll_bars
)
3409 ? vertical_scroll_bar_left
3410 : EQ (Qright
, Vdefault_frame_scroll_bars
)
3411 ? vertical_scroll_bar_right
3412 : vertical_scroll_bar_none
);
3414 /* We set this parameter before creating the X window for the
3415 frame, so we can get the geometry right from the start.
3416 However, if the window hasn't been created yet, we shouldn't
3417 call x_set_window_size. */
3418 if (FRAME_X_WINDOW (f
))
3419 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3420 do_pending_window_change (0);
3425 x_set_scroll_bar_width (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3427 int wid
= FRAME_COLUMN_WIDTH (f
);
3431 x_set_scroll_bar_default_width (f
);
3433 if (FRAME_X_WINDOW (f
))
3434 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3435 do_pending_window_change (0);
3437 else if (RANGED_INTEGERP (1, arg
, INT_MAX
)
3438 && XFASTINT (arg
) != FRAME_CONFIG_SCROLL_BAR_WIDTH (f
))
3440 if (XFASTINT (arg
) <= 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM
)
3441 XSETINT (arg
, 2 * VERTICAL_SCROLL_BAR_WIDTH_TRIM
+ 1);
3443 FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) = XFASTINT (arg
);
3444 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (XFASTINT (arg
) + wid
-1) / wid
;
3445 if (FRAME_X_WINDOW (f
))
3446 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
3447 do_pending_window_change (0);
3450 change_frame_size (f
, 0, FRAME_COLS (f
), 0, 0, 0);
3451 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.hpos
= 0;
3452 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.x
= 0;
3457 /* Return non-nil if frame F wants a bitmap icon. */
3460 x_icon_type (FRAME_PTR f
)
3464 tem
= assq_no_quit (Qicon_type
, FGET (f
, param_alist
));
3472 x_set_alpha (struct frame
*f
, Lisp_Object arg
, Lisp_Object oldval
)
3479 for (i
= 0; i
< 2; i
++)
3492 else if (FLOATP (item
))
3494 alpha
= XFLOAT_DATA (item
);
3495 if (alpha
< 0.0 || 1.0 < alpha
)
3496 args_out_of_range (make_float (0.0), make_float (1.0));
3498 else if (INTEGERP (item
))
3500 EMACS_INT ialpha
= XINT (item
);
3501 if (ialpha
< 0 || 100 < ialpha
)
3502 args_out_of_range (make_number (0), make_number (100));
3504 alpha
= ialpha
/ 100.0;
3507 wrong_type_argument (Qnumberp
, item
);
3511 for (i
= 0; i
< 2; i
++)
3512 f
->alpha
[i
] = newval
[i
];
3514 #if defined (HAVE_X_WINDOWS) || defined (HAVE_NTGUI) || defined (NS_IMPL_COCOA)
3516 x_set_frame_alpha (f
);
3524 /* Subroutines of creating an X frame. */
3526 /* Make sure that Vx_resource_name is set to a reasonable value.
3527 Fix it up, or set it to `emacs' if it is too hopeless. */
3530 validate_x_resource_name (void)
3533 /* Number of valid characters in the resource name. */
3534 ptrdiff_t good_count
= 0;
3535 /* Number of invalid characters in the resource name. */
3536 ptrdiff_t bad_count
= 0;
3540 if (!STRINGP (Vx_resource_class
))
3541 Vx_resource_class
= build_string (EMACS_CLASS
);
3543 if (STRINGP (Vx_resource_name
))
3545 unsigned char *p
= SDATA (Vx_resource_name
);
3547 len
= SBYTES (Vx_resource_name
);
3549 /* Only letters, digits, - and _ are valid in resource names.
3550 Count the valid characters and count the invalid ones. */
3551 for (i
= 0; i
< len
; i
++)
3554 if (! ((c
>= 'a' && c
<= 'z')
3555 || (c
>= 'A' && c
<= 'Z')
3556 || (c
>= '0' && c
<= '9')
3557 || c
== '-' || c
== '_'))
3564 /* Not a string => completely invalid. */
3565 bad_count
= 5, good_count
= 0;
3567 /* If name is valid already, return. */
3571 /* If name is entirely invalid, or nearly so, or is so implausibly
3572 large that alloca might not work, use `emacs'. */
3573 if (good_count
< 2 || MAX_ALLOCA
- sizeof ".customization" < len
)
3575 Vx_resource_name
= build_string ("emacs");
3579 /* Name is partly valid. Copy it and replace the invalid characters
3580 with underscores. */
3582 Vx_resource_name
= new = Fcopy_sequence (Vx_resource_name
);
3584 for (i
= 0; i
< len
; i
++)
3586 int c
= SREF (new, i
);
3587 if (! ((c
>= 'a' && c
<= 'z')
3588 || (c
>= 'A' && c
<= 'Z')
3589 || (c
>= '0' && c
<= '9')
3590 || c
== '-' || c
== '_'))
3596 extern char *x_get_string_resource (XrmDatabase
, const char *, const char *);
3597 extern Display_Info
*check_x_display_info (Lisp_Object
);
3600 /* Get specified attribute from resource database RDB.
3601 See Fx_get_resource below for other parameters. */
3604 xrdb_get_resource (XrmDatabase rdb
, Lisp_Object attribute
, Lisp_Object
class, Lisp_Object component
, Lisp_Object subclass
)
3606 register char *value
;
3610 CHECK_STRING (attribute
);
3611 CHECK_STRING (class);
3613 if (!NILP (component
))
3614 CHECK_STRING (component
);
3615 if (!NILP (subclass
))
3616 CHECK_STRING (subclass
);
3617 if (NILP (component
) != NILP (subclass
))
3618 error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
3620 validate_x_resource_name ();
3622 /* Allocate space for the components, the dots which separate them,
3623 and the final '\0'. Make them big enough for the worst case. */
3624 name_key
= alloca (SBYTES (Vx_resource_name
)
3625 + (STRINGP (component
)
3626 ? SBYTES (component
) : 0)
3627 + SBYTES (attribute
)
3630 class_key
= alloca (SBYTES (Vx_resource_class
)
3632 + (STRINGP (subclass
)
3633 ? SBYTES (subclass
) : 0)
3636 /* Start with emacs.FRAMENAME for the name (the specific one)
3637 and with `Emacs' for the class key (the general one). */
3638 strcpy (name_key
, SSDATA (Vx_resource_name
));
3639 strcpy (class_key
, SSDATA (Vx_resource_class
));
3641 strcat (class_key
, ".");
3642 strcat (class_key
, SSDATA (class));
3644 if (!NILP (component
))
3646 strcat (class_key
, ".");
3647 strcat (class_key
, SSDATA (subclass
));
3649 strcat (name_key
, ".");
3650 strcat (name_key
, SSDATA (component
));
3653 strcat (name_key
, ".");
3654 strcat (name_key
, SSDATA (attribute
));
3656 value
= x_get_string_resource (rdb
, name_key
, class_key
);
3658 if (value
!= (char *) 0 && *value
)
3659 return build_string (value
);
3665 DEFUN ("x-get-resource", Fx_get_resource
, Sx_get_resource
, 2, 4, 0,
3666 doc
: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.
3667 This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the
3668 class, where INSTANCE is the name under which Emacs was invoked, or
3669 the name specified by the `-name' or `-rn' command-line arguments.
3671 The optional arguments COMPONENT and SUBCLASS add to the key and the
3672 class, respectively. You must specify both of them or neither.
3673 If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'
3674 and the class is `Emacs.CLASS.SUBCLASS'. */)
3675 (Lisp_Object attribute
, Lisp_Object
class, Lisp_Object component
, Lisp_Object subclass
)
3677 #ifdef HAVE_X_WINDOWS
3681 return xrdb_get_resource (check_x_display_info (Qnil
)->xrdb
,
3682 attribute
, class, component
, subclass
);
3685 /* Get an X resource, like Fx_get_resource, but for display DPYINFO. */
3688 display_x_get_resource (Display_Info
*dpyinfo
, Lisp_Object attribute
, Lisp_Object
class, Lisp_Object component
, Lisp_Object subclass
)
3690 return xrdb_get_resource (dpyinfo
->xrdb
,
3691 attribute
, class, component
, subclass
);
3694 #if defined HAVE_X_WINDOWS && !defined USE_X_TOOLKIT
3695 /* Used when C code wants a resource value. */
3696 /* Called from oldXMenu/Create.c. */
3698 x_get_resource_string (const char *attribute
, const char *class)
3701 struct frame
*sf
= SELECTED_FRAME ();
3702 ptrdiff_t invocation_namelen
= SBYTES (Vinvocation_name
);
3705 /* Allocate space for the components, the dots which separate them,
3706 and the final '\0'. */
3707 char *name_key
= SAFE_ALLOCA (invocation_namelen
+ strlen (attribute
) + 2);
3708 char *class_key
= alloca ((sizeof (EMACS_CLASS
) - 1) + strlen (class) + 2);
3710 esprintf (name_key
, "%s.%s", SSDATA (Vinvocation_name
), attribute
);
3711 sprintf (class_key
, "%s.%s", EMACS_CLASS
, class);
3713 result
= x_get_string_resource (FRAME_X_DISPLAY_INFO (sf
)->xrdb
,
3714 name_key
, class_key
);
3720 /* Return the value of parameter PARAM.
3722 First search ALIST, then Vdefault_frame_alist, then the X defaults
3723 database, using ATTRIBUTE as the attribute name and CLASS as its class.
3725 Convert the resource to the type specified by desired_type.
3727 If no default is specified, return Qunbound. If you call
3728 x_get_arg, make sure you deal with Qunbound in a reasonable way,
3729 and don't let it get stored in any Lisp-visible variables! */
3732 x_get_arg (Display_Info
*dpyinfo
, Lisp_Object alist
, Lisp_Object param
,
3733 const char *attribute
, const char *class, enum resource_types type
)
3735 register Lisp_Object tem
;
3737 tem
= Fassq (param
, alist
);
3741 /* If we find this parm in ALIST, clear it out
3742 so that it won't be "left over" at the end. */
3744 XSETCAR (tem
, Qnil
);
3745 /* In case the parameter appears more than once in the alist,
3747 for (tail
= alist
; CONSP (tail
); tail
= XCDR (tail
))
3748 if (CONSP (XCAR (tail
))
3749 && EQ (XCAR (XCAR (tail
)), param
))
3750 XSETCAR (XCAR (tail
), Qnil
);
3753 tem
= Fassq (param
, Vdefault_frame_alist
);
3755 /* If it wasn't specified in ALIST or the Lisp-level defaults,
3756 look in the X resources. */
3759 if (attribute
&& dpyinfo
)
3761 tem
= display_x_get_resource (dpyinfo
,
3762 build_string (attribute
),
3763 build_string (class),
3771 case RES_TYPE_NUMBER
:
3772 return make_number (atoi (SSDATA (tem
)));
3774 case RES_TYPE_BOOLEAN_NUMBER
:
3775 if (!strcmp (SSDATA (tem
), "on")
3776 || !strcmp (SSDATA (tem
), "true"))
3777 return make_number (1);
3778 return make_number (atoi (SSDATA (tem
)));
3781 case RES_TYPE_FLOAT
:
3782 return make_float (atof (SSDATA (tem
)));
3784 case RES_TYPE_BOOLEAN
:
3785 tem
= Fdowncase (tem
);
3786 if (!strcmp (SSDATA (tem
), "on")
3788 || !strcmp (SSDATA (tem
), "yes")
3790 || !strcmp (SSDATA (tem
), "true"))
3795 case RES_TYPE_STRING
:
3798 case RES_TYPE_SYMBOL
:
3799 /* As a special case, we map the values `true' and `on'
3800 to Qt, and `false' and `off' to Qnil. */
3803 lower
= Fdowncase (tem
);
3804 if (!strcmp (SSDATA (lower
), "on")
3806 || !strcmp (SSDATA (lower
), "yes")
3808 || !strcmp (SSDATA (lower
), "true"))
3810 else if (!strcmp (SSDATA (lower
), "off")
3812 || !strcmp (SSDATA (lower
), "no")
3814 || !strcmp (SSDATA (lower
), "false"))
3817 return Fintern (tem
, Qnil
);
3831 x_frame_get_arg (struct frame
*f
, Lisp_Object alist
, Lisp_Object param
,
3832 const char *attribute
, const char *class,
3833 enum resource_types type
)
3835 return x_get_arg (FRAME_X_DISPLAY_INFO (f
),
3836 alist
, param
, attribute
, class, type
);
3839 /* Like x_frame_get_arg, but also record the value in f->param_alist. */
3842 x_frame_get_and_record_arg (struct frame
*f
, Lisp_Object alist
,
3844 const char *attribute
, const char *class,
3845 enum resource_types type
)
3849 value
= x_get_arg (FRAME_X_DISPLAY_INFO (f
), alist
, param
,
3850 attribute
, class, type
);
3851 if (! NILP (value
) && ! EQ (value
, Qunbound
))
3852 store_frame_param (f
, param
, value
);
3858 /* Record in frame F the specified or default value according to ALIST
3859 of the parameter named PROP (a Lisp symbol).
3860 If no value is specified for PROP, look for an X default for XPROP
3861 on the frame named NAME.
3862 If that is not found either, use the value DEFLT. */
3865 x_default_parameter (struct frame
*f
, Lisp_Object alist
, Lisp_Object prop
,
3866 Lisp_Object deflt
, const char *xprop
, const char *xclass
,
3867 enum resource_types type
)
3871 tem
= x_frame_get_arg (f
, alist
, prop
, xprop
, xclass
, type
);
3872 if (EQ (tem
, Qunbound
))
3874 x_set_frame_parameters (f
, Fcons (Fcons (prop
, tem
), Qnil
));
3881 /* NS used to define x-parse-geometry in ns-win.el, but that confused
3882 make-docfile: the documentation string in ns-win.el was used for
3883 x-parse-geometry even in non-NS builds.
3885 With two definitions of x-parse-geometry in this file, various
3886 things still get confused (eg M-x apropos documentation), so that
3887 it is best if the two definitions just share the same doc-string.
3889 DEFUN ("x-parse-geometry", Fx_parse_geometry
, Sx_parse_geometry
, 1, 1, 0,
3890 doc
: /* Parse a display geometry string STRING.
3891 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).
3892 The properties returned may include `top', `left', `height', and `width'.
3893 For X, the value of `left' or `top' may be an integer,
3894 or a list (+ N) meaning N pixels relative to top/left corner,
3895 or a list (- N) meaning -N pixels relative to bottom/right corner.
3896 On Nextstep, this just calls `ns-parse-geometry'. */)
3897 (Lisp_Object string
)
3900 return call1 (Qns_parse_geometry
, string
);
3903 unsigned int width
, height
;
3906 CHECK_STRING (string
);
3908 geometry
= XParseGeometry (SSDATA (string
),
3909 &x
, &y
, &width
, &height
);
3911 if (geometry
& XValue
)
3913 Lisp_Object element
;
3915 if (x
>= 0 && (geometry
& XNegative
))
3916 element
= Fcons (Qleft
, Fcons (Qminus
, Fcons (make_number (-x
), Qnil
)));
3917 else if (x
< 0 && ! (geometry
& XNegative
))
3918 element
= Fcons (Qleft
, Fcons (Qplus
, Fcons (make_number (x
), Qnil
)));
3920 element
= Fcons (Qleft
, make_number (x
));
3921 result
= Fcons (element
, result
);
3924 if (geometry
& YValue
)
3926 Lisp_Object element
;
3928 if (y
>= 0 && (geometry
& YNegative
))
3929 element
= Fcons (Qtop
, Fcons (Qminus
, Fcons (make_number (-y
), Qnil
)));
3930 else if (y
< 0 && ! (geometry
& YNegative
))
3931 element
= Fcons (Qtop
, Fcons (Qplus
, Fcons (make_number (y
), Qnil
)));
3933 element
= Fcons (Qtop
, make_number (y
));
3934 result
= Fcons (element
, result
);
3937 if (geometry
& WidthValue
)
3938 result
= Fcons (Fcons (Qwidth
, make_number (width
)), result
);
3939 if (geometry
& HeightValue
)
3940 result
= Fcons (Fcons (Qheight
, make_number (height
)), result
);
3943 #endif /* HAVE_NS */
3947 /* Calculate the desired size and position of frame F.
3948 Return the flags saying which aspects were specified.
3950 Also set the win_gravity and size_hint_flags of F.
3952 Adjust height for toolbar if TOOLBAR_P is 1.
3954 This function does not make the coordinates positive. */
3956 #define DEFAULT_ROWS 35
3957 #define DEFAULT_COLS 80
3960 x_figure_window_size (struct frame
*f
, Lisp_Object parms
, int toolbar_p
)
3962 register Lisp_Object tem0
, tem1
, tem2
;
3963 long window_prompting
= 0;
3964 Display_Info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
3966 /* Default values if we fall through.
3967 Actually, if that happens we should get
3968 window manager prompting. */
3969 SET_FRAME_COLS (f
, DEFAULT_COLS
);
3970 FRAME_LINES (f
) = DEFAULT_ROWS
;
3971 /* Window managers expect that if program-specified
3972 positions are not (0,0), they're intentional, not defaults. */
3976 /* Ensure that old new_text_cols and new_text_lines will not override the
3978 /* ++KFS: This was specific to W32, but seems ok for all platforms */
3979 f
->new_text_cols
= f
->new_text_lines
= 0;
3981 tem0
= x_get_arg (dpyinfo
, parms
, Qheight
, 0, 0, RES_TYPE_NUMBER
);
3982 tem1
= x_get_arg (dpyinfo
, parms
, Qwidth
, 0, 0, RES_TYPE_NUMBER
);
3983 tem2
= x_get_arg (dpyinfo
, parms
, Quser_size
, 0, 0, RES_TYPE_NUMBER
);
3984 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3986 if (!EQ (tem0
, Qunbound
))
3988 CHECK_NUMBER (tem0
);
3989 if (! (0 <= XINT (tem0
) && XINT (tem0
) <= INT_MAX
))
3990 xsignal1 (Qargs_out_of_range
, tem0
);
3991 FRAME_LINES (f
) = XINT (tem0
);
3993 if (!EQ (tem1
, Qunbound
))
3995 CHECK_NUMBER (tem1
);
3996 if (! (0 <= XINT (tem1
) && XINT (tem1
) <= INT_MAX
))
3997 xsignal1 (Qargs_out_of_range
, tem1
);
3998 SET_FRAME_COLS (f
, XINT (tem1
));
4000 if (!NILP (tem2
) && !EQ (tem2
, Qunbound
))
4001 window_prompting
|= USSize
;
4003 window_prompting
|= PSize
;
4006 f
->scroll_bar_actual_width
4007 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
4009 /* This used to be done _before_ calling x_figure_window_size, but
4010 since the height is reset here, this was really a no-op. I
4011 assume that moving it here does what Gerd intended (although he
4012 no longer can remember what that was... ++KFS, 2003-03-25. */
4014 /* Add the tool-bar height to the initial frame height so that the
4015 user gets a text display area of the size he specified with -g or
4016 via .Xdefaults. Later changes of the tool-bar height don't
4017 change the frame size. This is done so that users can create
4018 tall Emacs frames without having to guess how tall the tool-bar
4020 if (toolbar_p
&& FRAME_TOOL_BAR_LINES (f
))
4022 int margin
, relief
, bar_height
;
4024 relief
= (tool_bar_button_relief
>= 0
4025 ? tool_bar_button_relief
4026 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
);
4028 if (RANGED_INTEGERP (1, Vtool_bar_button_margin
, INT_MAX
))
4029 margin
= XFASTINT (Vtool_bar_button_margin
);
4030 else if (CONSP (Vtool_bar_button_margin
)
4031 && RANGED_INTEGERP (1, XCDR (Vtool_bar_button_margin
), INT_MAX
))
4032 margin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
4036 bar_height
= DEFAULT_TOOL_BAR_IMAGE_HEIGHT
+ 2 * margin
+ 2 * relief
;
4037 FRAME_LINES (f
) += (bar_height
+ FRAME_LINE_HEIGHT (f
) - 1) / FRAME_LINE_HEIGHT (f
);
4040 compute_fringe_widths (f
, 0);
4042 FRAME_PIXEL_WIDTH (f
) = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, FRAME_COLS (f
));
4043 FRAME_PIXEL_HEIGHT (f
) = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, FRAME_LINES (f
));
4045 tem0
= x_get_arg (dpyinfo
, parms
, Qtop
, 0, 0, RES_TYPE_NUMBER
);
4046 tem1
= x_get_arg (dpyinfo
, parms
, Qleft
, 0, 0, RES_TYPE_NUMBER
);
4047 tem2
= x_get_arg (dpyinfo
, parms
, Quser_position
, 0, 0, RES_TYPE_NUMBER
);
4048 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
4050 if (EQ (tem0
, Qminus
))
4053 window_prompting
|= YNegative
;
4055 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qminus
)
4056 && CONSP (XCDR (tem0
))
4057 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (tem0
)), INT_MAX
))
4059 f
->top_pos
= - XINT (XCAR (XCDR (tem0
)));
4060 window_prompting
|= YNegative
;
4062 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qplus
)
4063 && CONSP (XCDR (tem0
))
4064 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (tem0
))))
4066 f
->top_pos
= XINT (XCAR (XCDR (tem0
)));
4068 else if (EQ (tem0
, Qunbound
))
4072 CHECK_TYPE_RANGED_INTEGER (int, tem0
);
4073 f
->top_pos
= XINT (tem0
);
4075 window_prompting
|= YNegative
;
4078 if (EQ (tem1
, Qminus
))
4081 window_prompting
|= XNegative
;
4083 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qminus
)
4084 && CONSP (XCDR (tem1
))
4085 && RANGED_INTEGERP (-INT_MAX
, XCAR (XCDR (tem1
)), INT_MAX
))
4087 f
->left_pos
= - XINT (XCAR (XCDR (tem1
)));
4088 window_prompting
|= XNegative
;
4090 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qplus
)
4091 && CONSP (XCDR (tem1
))
4092 && TYPE_RANGED_INTEGERP (int, XCAR (XCDR (tem1
))))
4094 f
->left_pos
= XINT (XCAR (XCDR (tem1
)));
4096 else if (EQ (tem1
, Qunbound
))
4100 CHECK_TYPE_RANGED_INTEGER (int, tem1
);
4101 f
->left_pos
= XINT (tem1
);
4102 if (f
->left_pos
< 0)
4103 window_prompting
|= XNegative
;
4106 if (!NILP (tem2
) && ! EQ (tem2
, Qunbound
))
4107 window_prompting
|= USPosition
;
4109 window_prompting
|= PPosition
;
4112 if (window_prompting
& XNegative
)
4114 if (window_prompting
& YNegative
)
4115 f
->win_gravity
= SouthEastGravity
;
4117 f
->win_gravity
= NorthEastGravity
;
4121 if (window_prompting
& YNegative
)
4122 f
->win_gravity
= SouthWestGravity
;
4124 f
->win_gravity
= NorthWestGravity
;
4127 f
->size_hint_flags
= window_prompting
;
4129 return window_prompting
;
4134 #endif /* HAVE_WINDOW_SYSTEM */
4137 frame_make_pointer_invisible (void)
4139 if (! NILP (Vmake_pointer_invisible
))
4142 if (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
)))
4145 f
= SELECTED_FRAME ();
4146 if (f
&& !f
->pointer_invisible
4147 && FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook
)
4150 FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook (f
, 1);
4151 f
->pointer_invisible
= 1;
4157 frame_make_pointer_visible (void)
4159 /* We don't check Vmake_pointer_invisible here in case the
4160 pointer was invisible when Vmake_pointer_invisible was set to nil. */
4163 if (!FRAMEP (selected_frame
) || !FRAME_LIVE_P (XFRAME (selected_frame
)))
4166 f
= SELECTED_FRAME ();
4167 if (f
&& f
->pointer_invisible
&& f
->mouse_moved
4168 && FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook
)
4170 FRAME_TERMINAL (f
)->toggle_invisible_pointer_hook (f
, 0);
4171 f
->pointer_invisible
= 0;
4175 DEFUN ("frame-pointer-visible-p", Fframe_pointer_visible_p
,
4176 Sframe_pointer_visible_p
, 0, 1, 0,
4177 doc
: /* Return t if the mouse pointer displayed on FRAME is visible.
4178 Otherwise it returns nil. FRAME omitted or nil means the
4179 selected frame. This is useful when `make-pointer-invisible' is set. */)
4183 frame
= selected_frame
;
4185 CHECK_FRAME (frame
);
4187 return (XFRAME (frame
)->pointer_invisible
? Qnil
: Qt
);
4191 /***********************************************************************
4193 ***********************************************************************/
4196 syms_of_frame (void)
4198 DEFSYM (Qframep
, "framep");
4199 DEFSYM (Qframe_live_p
, "frame-live-p");
4200 DEFSYM (Qexplicit_name
, "explicit-name");
4201 DEFSYM (Qheight
, "height");
4202 DEFSYM (Qicon
, "icon");
4203 DEFSYM (Qminibuffer
, "minibuffer");
4204 DEFSYM (Qmodeline
, "modeline");
4205 DEFSYM (Qonly
, "only");
4206 DEFSYM (Qwidth
, "width");
4207 DEFSYM (Qgeometry
, "geometry");
4208 DEFSYM (Qicon_left
, "icon-left");
4209 DEFSYM (Qicon_top
, "icon-top");
4210 DEFSYM (Qtooltip
, "tooltip");
4211 DEFSYM (Qleft
, "left");
4212 DEFSYM (Qright
, "right");
4213 DEFSYM (Quser_position
, "user-position");
4214 DEFSYM (Quser_size
, "user-size");
4215 DEFSYM (Qwindow_id
, "window-id");
4216 #ifdef HAVE_X_WINDOWS
4217 DEFSYM (Qouter_window_id
, "outer-window-id");
4219 DEFSYM (Qparent_id
, "parent-id");
4221 DEFSYM (Qw32
, "w32");
4223 DEFSYM (Qmac
, "mac");
4225 DEFSYM (Qvisible
, "visible");
4226 DEFSYM (Qbuffer_predicate
, "buffer-predicate");
4227 DEFSYM (Qbuffer_list
, "buffer-list");
4228 DEFSYM (Qburied_buffer_list
, "buried-buffer-list");
4229 DEFSYM (Qdisplay_type
, "display-type");
4230 DEFSYM (Qbackground_mode
, "background-mode");
4231 DEFSYM (Qnoelisp
, "noelisp");
4232 DEFSYM (Qtty_color_mode
, "tty-color-mode");
4233 DEFSYM (Qtty
, "tty");
4234 DEFSYM (Qtty_type
, "tty-type");
4236 DEFSYM (Qface_set_after_frame_default
, "face-set-after-frame-default");
4238 DEFSYM (Qfullwidth
, "fullwidth");
4239 DEFSYM (Qfullheight
, "fullheight");
4240 DEFSYM (Qfullboth
, "fullboth");
4241 DEFSYM (Qmaximized
, "maximized");
4242 DEFSYM (Qx_resource_name
, "x-resource-name");
4243 DEFSYM (Qx_frame_parameter
, "x-frame-parameter");
4245 DEFSYM (Qterminal
, "terminal");
4246 DEFSYM (Qterminal_live_p
, "terminal-live-p");
4249 DEFSYM (Qns_parse_geometry
, "ns-parse-geometry");
4255 for (i
= 0; i
< sizeof (frame_parms
) / sizeof (frame_parms
[0]); i
++)
4257 Lisp_Object v
= intern_c_string (frame_parms
[i
].name
);
4258 if (frame_parms
[i
].variable
)
4260 *frame_parms
[i
].variable
= v
;
4261 staticpro (frame_parms
[i
].variable
);
4263 Fput (v
, Qx_frame_parameter
, make_number (i
));
4267 #ifdef HAVE_WINDOW_SYSTEM
4268 DEFVAR_LISP ("x-resource-name", Vx_resource_name
,
4269 doc
: /* The name Emacs uses to look up X resources.
4270 `x-get-resource' uses this as the first component of the instance name
4271 when requesting resource values.
4272 Emacs initially sets `x-resource-name' to the name under which Emacs
4273 was invoked, or to the value specified with the `-name' or `-rn'
4274 switches, if present.
4276 It may be useful to bind this variable locally around a call
4277 to `x-get-resource'. See also the variable `x-resource-class'. */);
4278 Vx_resource_name
= Qnil
;
4280 DEFVAR_LISP ("x-resource-class", Vx_resource_class
,
4281 doc
: /* The class Emacs uses to look up X resources.
4282 `x-get-resource' uses this as the first component of the instance class
4283 when requesting resource values.
4285 Emacs initially sets `x-resource-class' to "Emacs".
4287 Setting this variable permanently is not a reasonable thing to do,
4288 but binding this variable locally around a call to `x-get-resource'
4289 is a reasonable practice. See also the variable `x-resource-name'. */);
4290 Vx_resource_class
= build_string (EMACS_CLASS
);
4292 DEFVAR_LISP ("frame-alpha-lower-limit", Vframe_alpha_lower_limit
,
4293 doc
: /* The lower limit of the frame opacity (alpha transparency).
4294 The value should range from 0 (invisible) to 100 (completely opaque).
4295 You can also use a floating number between 0.0 and 1.0.
4296 The default is 20. */);
4297 Vframe_alpha_lower_limit
= make_number (20);
4300 DEFVAR_LISP ("default-frame-alist", Vdefault_frame_alist
,
4301 doc
: /* Alist of default values for frame creation.
4302 These may be set in your init file, like this:
4303 (setq default-frame-alist '((width . 80) (height . 55) (menu-bar-lines . 1)))
4304 These override values given in window system configuration data,
4305 including X Windows' defaults database.
4306 For values specific to the first Emacs frame, see `initial-frame-alist'.
4307 For window-system specific values, see `window-system-default-frame-alist'.
4308 For values specific to the separate minibuffer frame, see
4309 `minibuffer-frame-alist'.
4310 The `menu-bar-lines' element of the list controls whether new frames
4311 have menu bars; `menu-bar-mode' works by altering this element.
4312 Setting this variable does not affect existing frames, only new ones. */);
4313 Vdefault_frame_alist
= Qnil
;
4315 DEFVAR_LISP ("default-frame-scroll-bars", Vdefault_frame_scroll_bars
,
4316 doc
: /* Default position of scroll bars on this window-system. */);
4317 #ifdef HAVE_WINDOW_SYSTEM
4318 #if defined (HAVE_NTGUI) || defined (NS_IMPL_COCOA) || (defined (USE_GTK) && defined (USE_TOOLKIT_SCROLL_BARS))
4319 /* MS-Windows, Mac OS X, and GTK have scroll bars on the right by
4321 Vdefault_frame_scroll_bars
= Qright
;
4323 Vdefault_frame_scroll_bars
= Qleft
;
4326 Vdefault_frame_scroll_bars
= Qnil
;
4329 DEFVAR_LISP ("terminal-frame", Vterminal_frame
,
4330 doc
: /* The initial frame-object, which represents Emacs's stdout. */);
4332 DEFVAR_LISP ("mouse-position-function", Vmouse_position_function
,
4333 doc
: /* If non-nil, function to transform normal value of `mouse-position'.
4334 `mouse-position' calls this function, passing its usual return value as
4335 argument, and returns whatever this function returns.
4336 This abnormal hook exists for the benefit of packages like `xt-mouse.el'
4337 which need to do mouse handling at the Lisp level. */);
4338 Vmouse_position_function
= Qnil
;
4340 DEFVAR_LISP ("mouse-highlight", Vmouse_highlight
,
4341 doc
: /* If non-nil, clickable text is highlighted when mouse is over it.
4342 If the value is an integer, highlighting is only shown after moving the
4343 mouse, while keyboard input turns off the highlight even when the mouse
4344 is over the clickable text. However, the mouse shape still indicates
4345 when the mouse is over clickable text. */);
4346 Vmouse_highlight
= Qt
;
4348 DEFVAR_LISP ("make-pointer-invisible", Vmake_pointer_invisible
,
4349 doc
: /* If non-nil, make pointer invisible while typing.
4350 The pointer becomes visible again when the mouse is moved. */);
4351 Vmake_pointer_invisible
= Qt
;
4353 DEFVAR_LISP ("delete-frame-functions", Vdelete_frame_functions
,
4354 doc
: /* Functions run before deleting a frame.
4355 The functions are run with one arg, the frame to be deleted.
4358 Note that functions in this list may be called just before the frame is
4359 actually deleted, or some time later (or even both when an earlier function
4360 in `delete-frame-functions' (indirectly) calls `delete-frame'
4362 Vdelete_frame_functions
= Qnil
;
4363 DEFSYM (Qdelete_frame_functions
, "delete-frame-functions");
4365 DEFVAR_LISP ("menu-bar-mode", Vmenu_bar_mode
,
4366 doc
: /* Non-nil if Menu-Bar mode is enabled.
4367 See the command `menu-bar-mode' for a description of this minor mode.
4368 Setting this variable directly does not take effect;
4369 either customize it (see the info node `Easy Customization')
4370 or call the function `menu-bar-mode'. */);
4371 Vmenu_bar_mode
= Qt
;
4373 DEFVAR_LISP ("tool-bar-mode", Vtool_bar_mode
,
4374 doc
: /* Non-nil if Tool-Bar mode is enabled.
4375 See the command `tool-bar-mode' for a description of this minor mode.
4376 Setting this variable directly does not take effect;
4377 either customize it (see the info node `Easy Customization')
4378 or call the function `tool-bar-mode'. */);
4379 #ifdef HAVE_WINDOW_SYSTEM
4380 Vtool_bar_mode
= Qt
;
4382 Vtool_bar_mode
= Qnil
;
4385 DEFVAR_KBOARD ("default-minibuffer-frame", Vdefault_minibuffer_frame
,
4386 doc
: /* Minibufferless frames use this frame's minibuffer.
4388 Emacs cannot create minibufferless frames unless this is set to an
4389 appropriate surrogate.
4391 Emacs consults this variable only when creating minibufferless
4392 frames; once the frame is created, it sticks with its assigned
4393 minibuffer, no matter what this variable is set to. This means that
4394 this variable doesn't necessarily say anything meaningful about the
4395 current set of frames, or where the minibuffer is currently being
4398 This variable is local to the current terminal and cannot be buffer-local. */);
4400 DEFVAR_BOOL ("focus-follows-mouse", focus_follows_mouse
,
4401 doc
: /* Non-nil if window system changes focus when you move the mouse.
4402 You should set this variable to tell Emacs how your window manager
4403 handles focus, since there is no way in general for Emacs to find out
4404 automatically. See also `mouse-autoselect-window'. */);
4405 focus_follows_mouse
= 0;
4407 staticpro (&Vframe_list
);
4410 defsubr (&Sframe_live_p
);
4411 defsubr (&Swindow_system
);
4412 defsubr (&Smake_terminal_frame
);
4413 defsubr (&Shandle_switch_frame
);
4414 defsubr (&Sselect_frame
);
4415 defsubr (&Sselected_frame
);
4416 defsubr (&Sframe_list
);
4417 defsubr (&Snext_frame
);
4418 defsubr (&Sprevious_frame
);
4419 defsubr (&Sdelete_frame
);
4420 defsubr (&Smouse_position
);
4421 defsubr (&Smouse_pixel_position
);
4422 defsubr (&Sset_mouse_position
);
4423 defsubr (&Sset_mouse_pixel_position
);
4425 defsubr (&Sframe_configuration
);
4426 defsubr (&Srestore_frame_configuration
);
4428 defsubr (&Smake_frame_visible
);
4429 defsubr (&Smake_frame_invisible
);
4430 defsubr (&Siconify_frame
);
4431 defsubr (&Sframe_visible_p
);
4432 defsubr (&Svisible_frame_list
);
4433 defsubr (&Sraise_frame
);
4434 defsubr (&Slower_frame
);
4435 defsubr (&Sredirect_frame_focus
);
4436 defsubr (&Sframe_focus
);
4437 defsubr (&Sframe_parameters
);
4438 defsubr (&Sframe_parameter
);
4439 defsubr (&Smodify_frame_parameters
);
4440 defsubr (&Sframe_char_height
);
4441 defsubr (&Sframe_char_width
);
4442 defsubr (&Sframe_pixel_height
);
4443 defsubr (&Sframe_pixel_width
);
4444 defsubr (&Stool_bar_pixel_width
);
4445 defsubr (&Sset_frame_height
);
4446 defsubr (&Sset_frame_width
);
4447 defsubr (&Sset_frame_size
);
4448 defsubr (&Sset_frame_position
);
4449 defsubr (&Sframe_pointer_visible_p
);
4451 #ifdef HAVE_WINDOW_SYSTEM
4452 defsubr (&Sx_get_resource
);
4453 defsubr (&Sx_parse_geometry
);