Commit | Line | Data |
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ff11dfa1 | 1 | /* Generic frame functions. |
c6c5df7f | 2 | Copyright (C) 1993 Free Software Foundation. |
dc6f92b8 JB |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
1113d9db | 8 | the Free Software Foundation; either version 2, or (at your option) |
dc6f92b8 JB |
9 | any later version. |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
19 | ||
d5e7c279 JB |
20 | #include <stdio.h> |
21 | ||
18160b98 | 22 | #include <config.h> |
cc38027b JB |
23 | #include "lisp.h" |
24 | #include "frame.h" | |
bc1ed486 | 25 | #include "termhooks.h" |
e5d77022 | 26 | |
ff11dfa1 | 27 | #ifdef MULTI_FRAME |
e5d77022 | 28 | |
bff19c8d | 29 | #include "buffer.h" |
dc6f92b8 JB |
30 | #include "window.h" |
31 | ||
2f0b07e0 JB |
32 | /* These help us bind and responding to switch-frame events. */ |
33 | #include "commands.h" | |
34 | #include "keyboard.h" | |
35 | ||
dc6f92b8 | 36 | Lisp_Object Vemacs_iconified; |
ff11dfa1 JB |
37 | Lisp_Object Vframe_list; |
38 | Lisp_Object Vterminal_frame; | |
39 | Lisp_Object Vdefault_minibuffer_frame; | |
40 | Lisp_Object Vdefault_frame_alist; | |
fd0c2bd1 JB |
41 | |
42 | /* Evaluate this expression to rebuild the section of syms_of_frame | |
43 | that initializes and staticpros the symbols declared below. Note | |
44 | that Emacs 18 has a bug that keeps C-x C-e from being able to | |
45 | evaluate this expression. | |
46 | ||
47 | (progn | |
48 | ;; Accumulate a list of the symbols we want to initialize from the | |
49 | ;; declarations at the top of the file. | |
50 | (goto-char (point-min)) | |
51 | (search-forward "/\*&&& symbols declared here &&&*\/\n") | |
52 | (let (symbol-list) | |
53 | (while (looking-at "Lisp_Object \\(Q[a-z_]+\\)") | |
54 | (setq symbol-list | |
55 | (cons (buffer-substring (match-beginning 1) (match-end 1)) | |
56 | symbol-list)) | |
57 | (forward-line 1)) | |
58 | (setq symbol-list (nreverse symbol-list)) | |
59 | ;; Delete the section of syms_of_... where we initialize the symbols. | |
60 | (search-forward "\n /\*&&& init symbols here &&&*\/\n") | |
61 | (let ((start (point))) | |
62 | (while (looking-at "^ Q") | |
63 | (forward-line 2)) | |
64 | (kill-region start (point))) | |
65 | ;; Write a new symbol initialization section. | |
66 | (while symbol-list | |
67 | (insert (format " %s = intern (\"" (car symbol-list))) | |
68 | (let ((start (point))) | |
69 | (insert (substring (car symbol-list) 1)) | |
70 | (subst-char-in-region start (point) ?_ ?-)) | |
71 | (insert (format "\");\n staticpro (&%s);\n" (car symbol-list))) | |
72 | (setq symbol-list (cdr symbol-list))))) | |
73 | */ | |
74 | ||
75 | /*&&& symbols declared here &&&*/ | |
76 | Lisp_Object Qframep; | |
dbc4e1c1 | 77 | Lisp_Object Qframe_live_p; |
fd0c2bd1 JB |
78 | Lisp_Object Qheight; |
79 | Lisp_Object Qicon; | |
bc93c097 | 80 | Lisp_Object Qminibuffer; |
fd0c2bd1 JB |
81 | Lisp_Object Qmodeline; |
82 | Lisp_Object Qname; | |
fd0c2bd1 JB |
83 | Lisp_Object Qonly; |
84 | Lisp_Object Qunsplittable; | |
fa8fdbf9 | 85 | Lisp_Object Qmenu_bar_lines; |
fd0c2bd1 JB |
86 | Lisp_Object Qwidth; |
87 | Lisp_Object Qx; | |
dc6f92b8 JB |
88 | |
89 | extern Lisp_Object Vminibuffer_list; | |
90 | extern Lisp_Object get_minibuffer (); | |
84386599 RS |
91 | extern Lisp_Object Fhandle_switch_frame (); |
92 | extern Lisp_Object Fredirect_frame_focus (); | |
dc6f92b8 | 93 | \f |
ff11dfa1 JB |
94 | DEFUN ("framep", Fframep, Sframep, 1, 1, 0, |
95 | "Return non-nil if OBJECT is a frame.\n\ | |
96 | Value is t for a termcap frame (a character-only terminal),\n\ | |
97 | `x' for an Emacs frame that is really an X window.\n\ | |
98 | Also see `live-frame-p'.") | |
f9898cc6 JB |
99 | (object) |
100 | Lisp_Object object; | |
dc6f92b8 | 101 | { |
ff11dfa1 | 102 | if (XTYPE (object) != Lisp_Frame) |
dc6f92b8 | 103 | return Qnil; |
ff11dfa1 | 104 | switch (XFRAME (object)->output_method) |
dc6f92b8 JB |
105 | { |
106 | case output_termcap: | |
107 | return Qt; | |
108 | case output_x_window: | |
fd0c2bd1 | 109 | return Qx; |
dc6f92b8 JB |
110 | default: |
111 | abort (); | |
112 | } | |
113 | } | |
114 | ||
dbc4e1c1 | 115 | DEFUN ("frame-live-p", Fframe_live_p, Sframe_live_p, 1, 1, 0, |
ff11dfa1 JB |
116 | "Return non-nil if OBJECT is a frame which has not been deleted.\n\ |
117 | Value is nil if OBJECT is not a live frame. If object is a live\n\ | |
118 | frame, the return value indicates what sort of output device it is\n\ | |
119 | displayed on. Value is t for a termcap frame (a character-only\n\ | |
120 | terminal), `x' for an Emacs frame being displayed in an X window.") | |
f9898cc6 JB |
121 | (object) |
122 | Lisp_Object object; | |
123 | { | |
ff11dfa1 JB |
124 | return ((FRAMEP (object) |
125 | && FRAME_LIVE_P (XFRAME (object))) | |
126 | ? Fframep (object) | |
f9898cc6 JB |
127 | : Qnil); |
128 | } | |
129 | ||
ff11dfa1 JB |
130 | struct frame * |
131 | make_frame (mini_p) | |
dc6f92b8 JB |
132 | int mini_p; |
133 | { | |
ff11dfa1 JB |
134 | Lisp_Object frame; |
135 | register struct frame *f; | |
dc6f92b8 JB |
136 | register Lisp_Object root_window; |
137 | register Lisp_Object mini_window; | |
138 | ||
ff11dfa1 | 139 | frame = Fmake_vector (((sizeof (struct frame) - (sizeof (Lisp_Vector) |
d5e7c279 JB |
140 | - sizeof (Lisp_Object))) |
141 | / sizeof (Lisp_Object)), | |
dc6f92b8 | 142 | make_number (0)); |
ff11dfa1 JB |
143 | XSETTYPE (frame, Lisp_Frame); |
144 | f = XFRAME (frame); | |
145 | ||
146 | f->cursor_x = 0; | |
147 | f->cursor_y = 0; | |
148 | f->current_glyphs = 0; | |
149 | f->desired_glyphs = 0; | |
150 | f->visible = 0; | |
323405de | 151 | f->async_visible = 0; |
ff11dfa1 JB |
152 | f->display.nothing = 0; |
153 | f->iconified = 0; | |
323405de | 154 | f->async_iconified = 0; |
ff11dfa1 JB |
155 | f->wants_modeline = 1; |
156 | f->auto_raise = 0; | |
157 | f->auto_lower = 0; | |
158 | f->no_split = 0; | |
159 | f->garbaged = 0; | |
160 | f->has_minibuffer = mini_p; | |
a42e9724 | 161 | f->focus_frame = Qnil; |
804518aa | 162 | f->explicit_name = 0; |
fd2777e0 JB |
163 | f->can_have_scroll_bars = 0; |
164 | f->has_vertical_scroll_bars = 0; | |
ff11dfa1 | 165 | f->param_alist = Qnil; |
fd2777e0 JB |
166 | f->scroll_bars = Qnil; |
167 | f->condemned_scroll_bars = Qnil; | |
306cc902 | 168 | f->face_alist = Qnil; |
dc6f92b8 | 169 | |
cc38027b | 170 | root_window = make_window (); |
dc6f92b8 JB |
171 | if (mini_p) |
172 | { | |
cc38027b | 173 | mini_window = make_window (); |
dc6f92b8 JB |
174 | XWINDOW (root_window)->next = mini_window; |
175 | XWINDOW (mini_window)->prev = root_window; | |
176 | XWINDOW (mini_window)->mini_p = Qt; | |
ff11dfa1 JB |
177 | XWINDOW (mini_window)->frame = frame; |
178 | f->minibuffer_window = mini_window; | |
dc6f92b8 JB |
179 | } |
180 | else | |
181 | { | |
182 | mini_window = Qnil; | |
183 | XWINDOW (root_window)->next = Qnil; | |
ff11dfa1 | 184 | f->minibuffer_window = Qnil; |
dc6f92b8 JB |
185 | } |
186 | ||
ff11dfa1 | 187 | XWINDOW (root_window)->frame = frame; |
dc6f92b8 JB |
188 | |
189 | /* 10 is arbitrary, | |
190 | just so that there is "something there." | |
ff11dfa1 | 191 | Correct size will be set up later with change_frame_size. */ |
dc6f92b8 | 192 | |
ff11dfa1 JB |
193 | f->width = 10; |
194 | f->height = 10; | |
dc6f92b8 JB |
195 | |
196 | XFASTINT (XWINDOW (root_window)->width) = 10; | |
197 | XFASTINT (XWINDOW (root_window)->height) = (mini_p ? 9 : 10); | |
198 | ||
199 | if (mini_p) | |
200 | { | |
201 | XFASTINT (XWINDOW (mini_window)->width) = 10; | |
202 | XFASTINT (XWINDOW (mini_window)->top) = 9; | |
203 | XFASTINT (XWINDOW (mini_window)->height) = 1; | |
204 | } | |
205 | ||
ff11dfa1 | 206 | /* Choose a buffer for the frame's root window. */ |
5bce042c JB |
207 | { |
208 | Lisp_Object buf; | |
209 | ||
210 | XWINDOW (root_window)->buffer = Qt; | |
211 | buf = Fcurrent_buffer (); | |
212 | /* If buf is a 'hidden' buffer (i.e. one whose name starts with | |
213 | a space), try to find another one. */ | |
214 | if (XSTRING (Fbuffer_name (buf))->data[0] == ' ') | |
c3c73481 | 215 | buf = Fother_buffer (buf, Qnil); |
5bce042c JB |
216 | Fset_window_buffer (root_window, buf); |
217 | } | |
218 | ||
dc6f92b8 JB |
219 | if (mini_p) |
220 | { | |
221 | XWINDOW (mini_window)->buffer = Qt; | |
222 | Fset_window_buffer (mini_window, | |
265a9e55 | 223 | (NILP (Vminibuffer_list) |
dc6f92b8 JB |
224 | ? get_minibuffer (0) |
225 | : Fcar (Vminibuffer_list))); | |
226 | } | |
227 | ||
ff11dfa1 JB |
228 | f->root_window = root_window; |
229 | f->selected_window = root_window; | |
d5e7c279 JB |
230 | /* Make sure this window seems more recently used than |
231 | a newly-created, never-selected window. */ | |
ff11dfa1 | 232 | XFASTINT (XWINDOW (f->selected_window)->use_time) = ++window_select_count; |
dc6f92b8 | 233 | |
ff11dfa1 | 234 | return f; |
dc6f92b8 JB |
235 | } |
236 | \f | |
ff11dfa1 | 237 | /* Make a frame using a separate minibuffer window on another frame. |
dc6f92b8 JB |
238 | MINI_WINDOW is the minibuffer window to use. nil means use the |
239 | default (the global minibuffer). */ | |
240 | ||
ff11dfa1 JB |
241 | struct frame * |
242 | make_frame_without_minibuffer (mini_window) | |
dc6f92b8 JB |
243 | register Lisp_Object mini_window; |
244 | { | |
ff11dfa1 | 245 | register struct frame *f; |
dc6f92b8 JB |
246 | |
247 | /* Choose the minibuffer window to use. */ | |
265a9e55 | 248 | if (NILP (mini_window)) |
dc6f92b8 | 249 | { |
ff11dfa1 JB |
250 | if (XTYPE (Vdefault_minibuffer_frame) != Lisp_Frame) |
251 | error ("default-minibuffer-frame must be set when creating minibufferless frames"); | |
252 | if (! FRAME_LIVE_P (XFRAME (Vdefault_minibuffer_frame))) | |
253 | error ("default-minibuffer-frame must be a live frame"); | |
254 | mini_window = XFRAME (Vdefault_minibuffer_frame)->minibuffer_window; | |
dc6f92b8 JB |
255 | } |
256 | else | |
257 | { | |
774910eb | 258 | CHECK_LIVE_WINDOW (mini_window, 0); |
dc6f92b8 JB |
259 | } |
260 | ||
ff11dfa1 JB |
261 | /* Make a frame containing just a root window. */ |
262 | f = make_frame (0); | |
dc6f92b8 JB |
263 | |
264 | /* Install the chosen minibuffer window, with proper buffer. */ | |
ff11dfa1 | 265 | f->minibuffer_window = mini_window; |
dc6f92b8 | 266 | Fset_window_buffer (mini_window, |
265a9e55 | 267 | (NILP (Vminibuffer_list) |
dc6f92b8 JB |
268 | ? get_minibuffer (0) |
269 | : Fcar (Vminibuffer_list))); | |
ff11dfa1 | 270 | return f; |
dc6f92b8 JB |
271 | } |
272 | ||
ff11dfa1 | 273 | /* Make a frame containing only a minibuffer window. */ |
dc6f92b8 | 274 | |
ff11dfa1 JB |
275 | struct frame * |
276 | make_minibuffer_frame () | |
dc6f92b8 | 277 | { |
ff11dfa1 | 278 | /* First make a frame containing just a root window, no minibuffer. */ |
dc6f92b8 | 279 | |
ff11dfa1 | 280 | register struct frame *f = make_frame (0); |
dc6f92b8 | 281 | register Lisp_Object mini_window; |
ff11dfa1 | 282 | register Lisp_Object frame; |
dc6f92b8 | 283 | |
ff11dfa1 | 284 | XSET (frame, Lisp_Frame, f); |
dc6f92b8 | 285 | |
804518aa | 286 | f->auto_raise = 0; |
ff11dfa1 JB |
287 | f->auto_lower = 0; |
288 | f->no_split = 1; | |
289 | f->wants_modeline = 0; | |
290 | f->has_minibuffer = 1; | |
dc6f92b8 JB |
291 | |
292 | /* Now label the root window as also being the minibuffer. | |
293 | Avoid infinite looping on the window chain by marking next pointer | |
294 | as nil. */ | |
295 | ||
ff11dfa1 | 296 | mini_window = f->minibuffer_window = f->root_window; |
dc6f92b8 JB |
297 | XWINDOW (mini_window)->mini_p = Qt; |
298 | XWINDOW (mini_window)->next = Qnil; | |
804518aa | 299 | XWINDOW (mini_window)->prev = Qnil; |
ff11dfa1 | 300 | XWINDOW (mini_window)->frame = frame; |
dc6f92b8 JB |
301 | |
302 | /* Put the proper buffer in that window. */ | |
303 | ||
304 | Fset_window_buffer (mini_window, | |
265a9e55 | 305 | (NILP (Vminibuffer_list) |
dc6f92b8 JB |
306 | ? get_minibuffer (0) |
307 | : Fcar (Vminibuffer_list))); | |
ff11dfa1 | 308 | return f; |
dc6f92b8 JB |
309 | } |
310 | \f | |
ff11dfa1 | 311 | /* Construct a frame that refers to the terminal (stdin and stdout). */ |
dc6f92b8 | 312 | |
ff11dfa1 JB |
313 | struct frame * |
314 | make_terminal_frame () | |
dc6f92b8 | 315 | { |
ff11dfa1 | 316 | register struct frame *f; |
d063751a | 317 | Lisp_Object frame; |
ff11dfa1 JB |
318 | |
319 | Vframe_list = Qnil; | |
320 | f = make_frame (1); | |
d063751a RS |
321 | |
322 | XSET (frame, Lisp_Frame, f); | |
323 | Vframe_list = Fcons (frame, Vframe_list); | |
324 | ||
ff11dfa1 | 325 | f->name = build_string ("terminal"); |
a42e9724 | 326 | FRAME_SET_VISIBLE (f, 1); |
ff11dfa1 JB |
327 | f->display.nothing = 1; /* Nonzero means frame isn't deleted. */ |
328 | XSET (Vterminal_frame, Lisp_Frame, f); | |
329 | return f; | |
dc6f92b8 JB |
330 | } |
331 | \f | |
2f0b07e0 | 332 | DEFUN ("select-frame", Fselect_frame, Sselect_frame, 1, 2, "e", |
0f85737c | 333 | "Select the frame FRAME.\n\ |
eb8c3be9 | 334 | Subsequent editing commands apply to its selected window.\n\ |
0f85737c JB |
335 | The selection of FRAME lasts until the next time the user does\n\ |
336 | something to select a different frame, or until the next time this\n\ | |
337 | function is called.") | |
338 | (frame, no_enter) | |
339 | Lisp_Object frame, no_enter; | |
340 | { | |
341 | return Fhandle_switch_frame (frame, no_enter); | |
342 | } | |
343 | ||
344 | ||
345 | DEFUN ("handle-switch-frame", Fhandle_switch_frame, Shandle_switch_frame, 1, 2, "e", | |
346 | "Handle a switch-frame event EVENT.\n\ | |
a375dcc0 | 347 | Switch-frame events are usually bound to this function.\n\ |
0f85737c JB |
348 | A switch-frame event tells Emacs that the window manager has requested\n\ |
349 | that the user's events be directed to the frame mentioned in the event.\n\ | |
350 | This function selects the selected window of the frame of EVENT.\n\ | |
a42e9724 | 351 | \n\ |
0f85737c JB |
352 | If EVENT is frame object, handle it as if it were a switch-frame event\n\ |
353 | to that frame.") | |
ff11dfa1 JB |
354 | (frame, no_enter) |
355 | Lisp_Object frame, no_enter; | |
dc6f92b8 | 356 | { |
2f0b07e0 JB |
357 | /* If FRAME is a switch-frame event, extract the frame we should |
358 | switch to. */ | |
359 | if (CONSP (frame) | |
360 | && EQ (XCONS (frame)->car, Qswitch_frame) | |
361 | && CONSP (XCONS (frame)->cdr)) | |
362 | frame = XCONS (XCONS (frame)->cdr)->car; | |
363 | ||
ff11dfa1 | 364 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 365 | |
ff11dfa1 JB |
366 | if (selected_frame == XFRAME (frame)) |
367 | return frame; | |
dc6f92b8 | 368 | |
a42e9724 JB |
369 | /* If a frame's focus has been redirected toward the currently |
370 | selected frame, we should change the redirection to point to the | |
371 | newly selected frame. This means that if the focus is redirected | |
372 | from a minibufferless frame to a surrogate minibuffer frame, we | |
373 | can use `other-window' to switch between all the frames using | |
374 | that minibuffer frame, and the focus redirection will follow us | |
375 | around. */ | |
376 | { | |
377 | Lisp_Object tail; | |
378 | ||
379 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) | |
380 | { | |
381 | Lisp_Object focus; | |
382 | ||
383 | if (XTYPE (XCONS (tail)->car) != Lisp_Frame) | |
384 | abort (); | |
385 | ||
386 | focus = FRAME_FOCUS_FRAME (XFRAME (XCONS (tail)->car)); | |
387 | ||
388 | if (XTYPE (focus) == Lisp_Frame | |
389 | && XFRAME (focus) == selected_frame) | |
390 | Fredirect_frame_focus (XCONS (tail)->car, frame); | |
391 | } | |
392 | } | |
393 | ||
ff11dfa1 JB |
394 | selected_frame = XFRAME (frame); |
395 | if (! FRAME_MINIBUF_ONLY_P (selected_frame)) | |
396 | last_nonminibuf_frame = selected_frame; | |
d5e7c279 | 397 | |
ff11dfa1 | 398 | Fselect_window (XFRAME (frame)->selected_window); |
ff11dfa1 | 399 | choose_minibuf_frame (); |
dc6f92b8 | 400 | |
074577b8 | 401 | /* We want to make sure that the next event generates a frame-switch |
eb8c3be9 | 402 | event to the appropriate frame. This seems kludgy to me, but |
074577b8 JB |
403 | before you take it out, make sure that evaluating something like |
404 | (select-window (frame-root-window (new-frame))) doesn't end up | |
405 | with your typing being interpreted in the new frame instead of | |
406 | the one you're actually typing in. */ | |
fd2777e0 | 407 | internal_last_event_frame = Qnil; |
074577b8 | 408 | |
ff11dfa1 | 409 | return frame; |
dc6f92b8 JB |
410 | } |
411 | ||
ff11dfa1 JB |
412 | DEFUN ("selected-frame", Fselected_frame, Sselected_frame, 0, 0, 0, |
413 | "Return the frame that is now selected.") | |
dc6f92b8 JB |
414 | () |
415 | { | |
416 | Lisp_Object tem; | |
ff11dfa1 | 417 | XSET (tem, Lisp_Frame, selected_frame); |
dc6f92b8 JB |
418 | return tem; |
419 | } | |
420 | ||
ff11dfa1 JB |
421 | DEFUN ("window-frame", Fwindow_frame, Swindow_frame, 1, 1, 0, |
422 | "Return the frame object that window WINDOW is on.") | |
dc6f92b8 JB |
423 | (window) |
424 | Lisp_Object window; | |
425 | { | |
774910eb | 426 | CHECK_LIVE_WINDOW (window, 0); |
ff11dfa1 | 427 | return XWINDOW (window)->frame; |
dc6f92b8 JB |
428 | } |
429 | ||
ff11dfa1 | 430 | DEFUN ("frame-root-window", Fframe_root_window, Sframe_root_window, 0, 1, 0, |
8693ca83 JB |
431 | "Returns the root-window of FRAME.\n\ |
432 | If omitted, FRAME defaults to the currently selected frame.") | |
ff11dfa1 JB |
433 | (frame) |
434 | Lisp_Object frame; | |
dc6f92b8 | 435 | { |
ff11dfa1 JB |
436 | if (NILP (frame)) |
437 | XSET (frame, Lisp_Frame, selected_frame); | |
f9898cc6 | 438 | else |
ff11dfa1 | 439 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 440 | |
ff11dfa1 | 441 | return XFRAME (frame)->root_window; |
dc6f92b8 JB |
442 | } |
443 | ||
ff11dfa1 JB |
444 | DEFUN ("frame-selected-window", Fframe_selected_window, |
445 | Sframe_selected_window, 0, 1, 0, | |
8693ca83 JB |
446 | "Return the selected window of frame object FRAME.\n\ |
447 | If omitted, FRAME defaults to the currently selected frame.") | |
ff11dfa1 JB |
448 | (frame) |
449 | Lisp_Object frame; | |
dc6f92b8 | 450 | { |
ff11dfa1 JB |
451 | if (NILP (frame)) |
452 | XSET (frame, Lisp_Frame, selected_frame); | |
f9898cc6 | 453 | else |
ff11dfa1 | 454 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 455 | |
ff11dfa1 | 456 | return XFRAME (frame)->selected_window; |
dc6f92b8 JB |
457 | } |
458 | ||
ff11dfa1 | 459 | DEFUN ("frame-list", Fframe_list, Sframe_list, |
dc6f92b8 | 460 | 0, 0, 0, |
ff11dfa1 | 461 | "Return a list of all frames.") |
dc6f92b8 JB |
462 | () |
463 | { | |
ff11dfa1 | 464 | return Fcopy_sequence (Vframe_list); |
dc6f92b8 JB |
465 | } |
466 | ||
ff11dfa1 | 467 | /* Return the next frame in the frame list after FRAME. |
ff11dfa1 JB |
468 | If MINIBUF is nil, exclude minibuffer-only frames. |
469 | If MINIBUF is a window, include only frames using that window for | |
d06a8a56 JB |
470 | their minibuffer. |
471 | If MINIBUF is non-nil, and not a window, include all frames. */ | |
dc6f92b8 | 472 | Lisp_Object |
ff11dfa1 JB |
473 | next_frame (frame, minibuf) |
474 | Lisp_Object frame; | |
f9898cc6 | 475 | Lisp_Object minibuf; |
dc6f92b8 JB |
476 | { |
477 | Lisp_Object tail; | |
478 | int passed = 0; | |
479 | ||
ff11dfa1 JB |
480 | /* There must always be at least one frame in Vframe_list. */ |
481 | if (! CONSP (Vframe_list)) | |
f9898cc6 JB |
482 | abort (); |
483 | ||
dbc4e1c1 JB |
484 | /* If this frame is dead, it won't be in Vframe_list, and we'll loop |
485 | forever. Forestall that. */ | |
486 | CHECK_LIVE_FRAME (frame, 0); | |
487 | ||
dc6f92b8 | 488 | while (1) |
ff11dfa1 | 489 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) |
dc6f92b8 | 490 | { |
d06a8a56 JB |
491 | Lisp_Object f = XCONS (tail)->car; |
492 | ||
dc6f92b8 | 493 | if (passed) |
d5e7c279 | 494 | { |
d06a8a56 JB |
495 | /* Decide whether this frame is eligible to be returned. */ |
496 | ||
497 | /* If we've looped all the way around without finding any | |
498 | eligible frames, return the original frame. */ | |
499 | if (EQ (f, frame)) | |
500 | return f; | |
501 | ||
502 | /* Let minibuf decide if this frame is acceptable. */ | |
503 | if (NILP (minibuf)) | |
504 | { | |
505 | if (! FRAME_MINIBUF_ONLY_P (XFRAME (f))) | |
506 | return f; | |
507 | } | |
508 | else if (XTYPE (minibuf) == Lisp_Window) | |
509 | { | |
510 | if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f)), minibuf)) | |
511 | return f; | |
512 | } | |
513 | else | |
ff11dfa1 | 514 | return f; |
d5e7c279 | 515 | } |
dc6f92b8 | 516 | |
d06a8a56 | 517 | if (EQ (frame, f)) |
dc6f92b8 JB |
518 | passed++; |
519 | } | |
520 | } | |
521 | ||
ff11dfa1 | 522 | /* Return the previous frame in the frame list before FRAME. |
ff11dfa1 JB |
523 | If MINIBUF is nil, exclude minibuffer-only frames. |
524 | If MINIBUF is a window, include only frames using that window for | |
d06a8a56 JB |
525 | their minibuffer. |
526 | If MINIBUF is non-nil and not a window, include all frames. */ | |
dc6f92b8 | 527 | Lisp_Object |
ff11dfa1 JB |
528 | prev_frame (frame, minibuf) |
529 | Lisp_Object frame; | |
f9898cc6 | 530 | Lisp_Object minibuf; |
dc6f92b8 JB |
531 | { |
532 | Lisp_Object tail; | |
533 | Lisp_Object prev; | |
534 | ||
ff11dfa1 JB |
535 | /* There must always be at least one frame in Vframe_list. */ |
536 | if (! CONSP (Vframe_list)) | |
f9898cc6 JB |
537 | abort (); |
538 | ||
dc6f92b8 | 539 | prev = Qnil; |
d06a8a56 | 540 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) |
f9898cc6 | 541 | { |
d06a8a56 | 542 | Lisp_Object f = XCONS (tail)->car; |
f9898cc6 | 543 | |
d06a8a56 JB |
544 | if (XTYPE (f) != Lisp_Frame) |
545 | abort (); | |
f9898cc6 | 546 | |
d06a8a56 JB |
547 | if (EQ (frame, f) && !NILP (prev)) |
548 | return prev; | |
f9898cc6 | 549 | |
d06a8a56 JB |
550 | /* Decide whether this frame is eligible to be returned, |
551 | according to minibuf. */ | |
552 | if (NILP (minibuf)) | |
553 | { | |
554 | if (! FRAME_MINIBUF_ONLY_P (XFRAME (f))) | |
555 | prev = f; | |
f9898cc6 | 556 | } |
d06a8a56 JB |
557 | else if (XTYPE (minibuf) == Lisp_Window) |
558 | { | |
559 | if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f)), minibuf)) | |
560 | prev = f; | |
561 | } | |
562 | else | |
563 | prev = f; | |
f9898cc6 | 564 | } |
d06a8a56 JB |
565 | |
566 | /* We've scanned the entire list. */ | |
567 | if (NILP (prev)) | |
568 | /* We went through the whole frame list without finding a single | |
569 | acceptable frame. Return the original frame. */ | |
570 | return frame; | |
571 | else | |
572 | /* There were no acceptable frames in the list before FRAME; otherwise, | |
573 | we would have returned directly from the loop. Since PREV is the last | |
574 | acceptable frame in the list, return it. */ | |
575 | return prev; | |
dc6f92b8 JB |
576 | } |
577 | ||
ef2c57ac | 578 | |
ff11dfa1 JB |
579 | DEFUN ("next-frame", Fnext_frame, Snext_frame, 0, 2, 0, |
580 | "Return the next frame in the frame list after FRAME.\n\ | |
a42e9724 | 581 | By default, skip minibuffer-only frames.\n\ |
d06a8a56 | 582 | If omitted, FRAME defaults to the selected frame.\n\ |
c08c95c7 | 583 | If optional argument MINIFRAME is nil, exclude minibuffer-only frames.\n\ |
8693ca83 | 584 | If MINIFRAME is a window, include only frames using that window for their\n\ |
d06a8a56 | 585 | minibuffer.\n\ |
8693ca83 | 586 | If MINIFRAME is non-nil and not a window, include all frames.") |
ff11dfa1 | 587 | (frame, miniframe) |
8693ca83 | 588 | Lisp_Object frame, miniframe; |
dc6f92b8 JB |
589 | { |
590 | Lisp_Object tail; | |
591 | ||
ff11dfa1 JB |
592 | if (NILP (frame)) |
593 | XSET (frame, Lisp_Frame, selected_frame); | |
f9898cc6 | 594 | else |
ff11dfa1 | 595 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 596 | |
ff11dfa1 | 597 | return next_frame (frame, miniframe); |
dc6f92b8 | 598 | } |
dbc4e1c1 | 599 | |
ef2c57ac RM |
600 | DEFUN ("previous-frame", Fprevious_frame, Sprevious_frame, 0, 2, 0, |
601 | "Return the previous frame in the frame list before FRAME.\n\ | |
602 | By default, skip minibuffer-only frames.\n\ | |
603 | If omitted, FRAME defaults to the selected frame.\n\ | |
604 | If optional argument MINIFRAME is nil, exclude minibuffer-only frames.\n\ | |
605 | If MINIFRAME is a window, include only frames using that window for their\n\ | |
606 | minibuffer.\n\ | |
607 | If MINIFRAME is non-nil and not a window, include all frames.") | |
608 | (frame, miniframe) | |
609 | Lisp_Object frame, miniframe; | |
610 | { | |
611 | Lisp_Object tail; | |
612 | ||
613 | if (NILP (frame)) | |
614 | XSET (frame, Lisp_Frame, selected_frame); | |
615 | else | |
616 | CHECK_LIVE_FRAME (frame, 0); | |
617 | ||
618 | return prev_frame (frame, miniframe); | |
619 | } | |
dc6f92b8 | 620 | \f |
808c0f20 RS |
621 | /* Return 1 if it is ok to delete frame F; |
622 | 0 if all frames aside from F are invisible. | |
623 | (Exception: if F is the terminal frame, and we are using X, return 1.) */ | |
dc6f92b8 | 624 | |
808c0f20 RS |
625 | static int |
626 | other_visible_frames (f) | |
627 | FRAME_PTR f; | |
628 | { | |
629 | /* We know the selected frame is visible, | |
630 | so if F is some other frame, it can't be the sole visible one. */ | |
631 | if (f == selected_frame) | |
c08c95c7 RS |
632 | { |
633 | Lisp_Object frames; | |
634 | int count = 0; | |
635 | ||
636 | for (frames = Vframe_list; | |
637 | CONSP (frames); | |
638 | frames = XCONS (frames)->cdr) | |
639 | { | |
640 | Lisp_Object this = XCONS (frames)->car; | |
641 | ||
808c0f20 RS |
642 | /* Verify that the frame's window still exists |
643 | and we can still talk to it. And note any recent change | |
644 | in visibility. */ | |
5e7b7c5b RS |
645 | #ifdef HAVE_X_WINDOWS |
646 | if (FRAME_X_P (XFRAME (this))) | |
647 | { | |
648 | x_sync (this); | |
649 | FRAME_SAMPLE_VISIBILITY (XFRAME (this)); | |
650 | } | |
651 | #endif | |
652 | ||
c08c95c7 RS |
653 | if (FRAME_VISIBLE_P (XFRAME (this)) |
654 | || FRAME_ICONIFIED_P (XFRAME (this)) | |
655 | /* Allow deleting the terminal frame when at least | |
656 | one X frame exists! */ | |
9fbb139c | 657 | || (FRAME_X_P (XFRAME (this)) && !FRAME_X_P (f))) |
c08c95c7 RS |
658 | count++; |
659 | } | |
808c0f20 | 660 | return count > 1; |
c08c95c7 | 661 | } |
808c0f20 RS |
662 | return 1; |
663 | } | |
664 | ||
665 | DEFUN ("delete-frame", Fdelete_frame, Sdelete_frame, 0, 2, "", | |
666 | "Delete FRAME, permanently eliminating it from use.\n\ | |
667 | If omitted, FRAME defaults to the selected frame.\n\ | |
668 | A frame may not be deleted if its minibuffer is used by other frames.\n\ | |
669 | Normally, you may not delete a frame if all other frames are invisible,\n\ | |
670 | but if the second optional argument FORCE is non-nil, you may do so.") | |
671 | (frame, force) | |
672 | Lisp_Object frame, force; | |
673 | { | |
674 | struct frame *f; | |
675 | ||
676 | if (EQ (frame, Qnil)) | |
677 | { | |
678 | f = selected_frame; | |
679 | XSET (frame, Lisp_Frame, f); | |
680 | } | |
681 | else | |
682 | { | |
683 | CHECK_FRAME (frame, 0); | |
684 | f = XFRAME (frame); | |
685 | } | |
686 | ||
687 | if (! FRAME_LIVE_P (f)) | |
688 | return Qnil; | |
689 | ||
690 | if (NILP (force) && !other_visible_frames (f)) | |
691 | error ("Attempt to delete the sole visible or iconified frame"); | |
d5e7c279 | 692 | |
ff11dfa1 JB |
693 | /* Does this frame have a minibuffer, and is it the surrogate |
694 | minibuffer for any other frame? */ | |
fd0c2bd1 | 695 | if (FRAME_HAS_MINIBUF_P (XFRAME (frame))) |
dc6f92b8 | 696 | { |
ff11dfa1 | 697 | Lisp_Object frames; |
1113d9db | 698 | |
ff11dfa1 JB |
699 | for (frames = Vframe_list; |
700 | CONSP (frames); | |
701 | frames = XCONS (frames)->cdr) | |
1113d9db | 702 | { |
ff11dfa1 | 703 | Lisp_Object this = XCONS (frames)->car; |
1113d9db | 704 | |
ff11dfa1 JB |
705 | if (! EQ (this, frame) |
706 | && EQ (frame, | |
707 | (WINDOW_FRAME | |
1113d9db | 708 | (XWINDOW |
ff11dfa1 JB |
709 | (FRAME_MINIBUF_WINDOW |
710 | (XFRAME (this))))))) | |
711 | error ("Attempt to delete a surrogate minibuffer frame"); | |
1113d9db | 712 | } |
dc6f92b8 JB |
713 | } |
714 | ||
ff11dfa1 JB |
715 | /* Don't let the frame remain selected. */ |
716 | if (f == selected_frame) | |
0f85737c | 717 | Fhandle_switch_frame (next_frame (frame, Qt), Qnil); |
dc6f92b8 | 718 | |
ff11dfa1 JB |
719 | /* Don't allow minibuf_window to remain on a deleted frame. */ |
720 | if (EQ (f->minibuffer_window, minibuf_window)) | |
dc6f92b8 | 721 | { |
ff11dfa1 | 722 | Fset_window_buffer (selected_frame->minibuffer_window, |
dc6f92b8 | 723 | XWINDOW (minibuf_window)->buffer); |
ff11dfa1 | 724 | minibuf_window = selected_frame->minibuffer_window; |
dc6f92b8 JB |
725 | } |
726 | ||
4a88b3b0 JB |
727 | /* Mark all the windows that used to be on FRAME as deleted, and then |
728 | remove the reference to them. */ | |
729 | delete_all_subwindows (XWINDOW (f->root_window)); | |
730 | f->root_window = Qnil; | |
731 | ||
ff11dfa1 | 732 | Vframe_list = Fdelq (frame, Vframe_list); |
a42e9724 | 733 | FRAME_SET_VISIBLE (f, 0); |
dc6f92b8 | 734 | |
8678b9cc JB |
735 | /* Since some events are handled at the interrupt level, we may get |
736 | an event for f at any time; if we zero out the frame's display | |
737 | now, then we may trip up the event-handling code. Instead, we'll | |
738 | promise that the display of the frame must be valid until we have | |
739 | called the window-system-dependent frame destruction routine. */ | |
dbc4e1c1 JB |
740 | |
741 | /* I think this should be done with a hook. */ | |
d5e7c279 | 742 | #ifdef HAVE_X_WINDOWS |
fd0c2bd1 | 743 | if (FRAME_X_P (f)) |
8678b9cc | 744 | x_destroy_window (f); |
d5e7c279 JB |
745 | #endif |
746 | ||
8678b9cc JB |
747 | f->display.nothing = 0; |
748 | ||
ff11dfa1 | 749 | /* If we've deleted the last_nonminibuf_frame, then try to find |
d5e7c279 | 750 | another one. */ |
ff11dfa1 | 751 | if (f == last_nonminibuf_frame) |
d5e7c279 | 752 | { |
ff11dfa1 | 753 | Lisp_Object frames; |
1113d9db | 754 | |
ff11dfa1 | 755 | last_nonminibuf_frame = 0; |
d5e7c279 | 756 | |
ff11dfa1 JB |
757 | for (frames = Vframe_list; |
758 | CONSP (frames); | |
759 | frames = XCONS (frames)->cdr) | |
d5e7c279 | 760 | { |
ff11dfa1 JB |
761 | f = XFRAME (XCONS (frames)->car); |
762 | if (!FRAME_MINIBUF_ONLY_P (f)) | |
d5e7c279 | 763 | { |
ff11dfa1 | 764 | last_nonminibuf_frame = f; |
d5e7c279 JB |
765 | break; |
766 | } | |
767 | } | |
768 | } | |
dc6f92b8 | 769 | |
ff11dfa1 JB |
770 | /* If we've deleted Vdefault_minibuffer_frame, try to find another |
771 | one. Prefer minibuffer-only frames, but also notice frames | |
1113d9db | 772 | with other windows. */ |
ff11dfa1 | 773 | if (EQ (frame, Vdefault_minibuffer_frame)) |
1113d9db | 774 | { |
ff11dfa1 | 775 | Lisp_Object frames; |
1113d9db | 776 | |
ff11dfa1 JB |
777 | /* The last frame we saw with a minibuffer, minibuffer-only or not. */ |
778 | Lisp_Object frame_with_minibuf = Qnil; | |
1113d9db | 779 | |
ff11dfa1 JB |
780 | for (frames = Vframe_list; |
781 | CONSP (frames); | |
782 | frames = XCONS (frames)->cdr) | |
1113d9db | 783 | { |
ff11dfa1 | 784 | Lisp_Object this = XCONS (frames)->car; |
1113d9db | 785 | |
ff11dfa1 | 786 | if (XTYPE (this) != Lisp_Frame) |
1113d9db | 787 | abort (); |
ff11dfa1 | 788 | f = XFRAME (this); |
1113d9db | 789 | |
fd0c2bd1 | 790 | if (FRAME_HAS_MINIBUF_P (f)) |
1113d9db | 791 | { |
ff11dfa1 JB |
792 | frame_with_minibuf = this; |
793 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1113d9db JB |
794 | break; |
795 | } | |
796 | } | |
797 | ||
ff11dfa1 JB |
798 | /* We know that there must be some frame with a minibuffer out |
799 | there. If this were not true, all of the frames present | |
1113d9db | 800 | would have to be minibufferless, which implies that at some |
ff11dfa1 | 801 | point their minibuffer frames must have been deleted, but |
1113d9db | 802 | that is prohibited at the top; you can't delete surrogate |
ff11dfa1 JB |
803 | minibuffer frames. */ |
804 | if (NILP (frame_with_minibuf)) | |
1113d9db JB |
805 | abort (); |
806 | ||
ff11dfa1 | 807 | Vdefault_minibuffer_frame = frame_with_minibuf; |
1113d9db JB |
808 | } |
809 | ||
dc6f92b8 JB |
810 | return Qnil; |
811 | } | |
812 | \f | |
813 | /* Return mouse position in character cell units. */ | |
814 | ||
f9898cc6 | 815 | DEFUN ("mouse-position", Fmouse_position, Smouse_position, 0, 0, 0, |
ff11dfa1 | 816 | "Return a list (FRAME X . Y) giving the current mouse frame and position.\n\ |
4f90516b JB |
817 | The position is given in character cells, where (0, 0) is the\n\ |
818 | upper-left corner.\n\ | |
f9898cc6 | 819 | If Emacs is running on a mouseless terminal or hasn't been programmed\n\ |
ff11dfa1 | 820 | to read the mouse position, it returns the selected frame for FRAME\n\ |
f9898cc6 JB |
821 | and nil for X and Y.") |
822 | () | |
dc6f92b8 | 823 | { |
ff11dfa1 | 824 | FRAME_PTR f; |
dbc4e1c1 | 825 | Lisp_Object lispy_dummy; |
fd2777e0 | 826 | enum scroll_bar_part party_dummy; |
dbc4e1c1 JB |
827 | Lisp_Object x, y; |
828 | unsigned long long_dummy; | |
dc6f92b8 | 829 | |
c5074d8c RS |
830 | f = selected_frame; |
831 | x = y = Qnil; | |
832 | ||
833 | /* It's okay for the hook to refrain from storing anything. */ | |
f9898cc6 | 834 | if (mouse_position_hook) |
dbc4e1c1 JB |
835 | (*mouse_position_hook) (&f, |
836 | &lispy_dummy, &party_dummy, | |
837 | &x, &y, | |
838 | &long_dummy); | |
dc6f92b8 | 839 | |
dbc4e1c1 | 840 | XSET (lispy_dummy, Lisp_Frame, f); |
c5074d8c | 841 | return Fcons (lispy_dummy, Fcons (x, y)); |
dc6f92b8 JB |
842 | } |
843 | ||
844 | DEFUN ("set-mouse-position", Fset_mouse_position, Sset_mouse_position, 3, 3, 0, | |
1d7cc616 | 845 | "Move the mouse pointer to the center of character cell (X,Y) in FRAME.\n\ |
ff11dfa1 JB |
846 | WARNING: If you use this under X, you should do `unfocus-frame' afterwards.") |
847 | (frame, x, y) | |
848 | Lisp_Object frame, x, y; | |
dc6f92b8 | 849 | { |
ff11dfa1 | 850 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 JB |
851 | CHECK_NUMBER (x, 2); |
852 | CHECK_NUMBER (y, 1); | |
853 | ||
dbc4e1c1 | 854 | /* I think this should be done with a hook. */ |
dc6f92b8 | 855 | #ifdef HAVE_X_WINDOWS |
fd0c2bd1 | 856 | if (FRAME_X_P (XFRAME (frame))) |
dc6f92b8 | 857 | /* Warping the mouse will cause enternotify and focus events. */ |
ff11dfa1 | 858 | x_set_mouse_position (XFRAME (frame), x, y); |
dc6f92b8 JB |
859 | #endif |
860 | ||
861 | return Qnil; | |
862 | } | |
863 | \f | |
ff11dfa1 | 864 | DEFUN ("make-frame-visible", Fmake_frame_visible, Smake_frame_visible, |
fc25d15d | 865 | 0, 1, "", |
ff11dfa1 | 866 | "Make the frame FRAME visible (assuming it is an X-window).\n\ |
8693ca83 | 867 | If omitted, FRAME defaults to the currently selected frame.") |
ff11dfa1 JB |
868 | (frame) |
869 | Lisp_Object frame; | |
dc6f92b8 | 870 | { |
1aa66088 | 871 | if (NILP (frame)) |
7500877e | 872 | XSET (frame, Lisp_Frame, selected_frame); |
1aa66088 | 873 | |
ff11dfa1 | 874 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 875 | |
dbc4e1c1 | 876 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
877 | #ifdef HAVE_X_WINDOWS |
878 | if (FRAME_X_P (XFRAME (frame))) | |
02ff9dd5 RS |
879 | { |
880 | FRAME_SAMPLE_VISIBILITY (XFRAME (frame)); | |
881 | x_make_frame_visible (XFRAME (frame)); | |
882 | } | |
fd0c2bd1 | 883 | #endif |
dc6f92b8 | 884 | |
ff11dfa1 | 885 | return frame; |
dc6f92b8 JB |
886 | } |
887 | ||
ff11dfa1 | 888 | DEFUN ("make-frame-invisible", Fmake_frame_invisible, Smake_frame_invisible, |
808c0f20 | 889 | 0, 2, "", |
8693ca83 | 890 | "Make the frame FRAME invisible (assuming it is an X-window).\n\ |
808c0f20 RS |
891 | If omitted, FRAME defaults to the currently selected frame.\n\ |
892 | Normally you may not make FRAME invisible if all other frames are invisible,\n\ | |
893 | but if the second optional argument FORCE is non-nil, you may do so.") | |
894 | (frame, force) | |
895 | Lisp_Object frame, force; | |
dc6f92b8 | 896 | { |
1aa66088 | 897 | if (NILP (frame)) |
7500877e | 898 | XSET (frame, Lisp_Frame, selected_frame); |
1aa66088 | 899 | |
ff11dfa1 | 900 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 901 | |
808c0f20 RS |
902 | if (NILP (force) && !other_visible_frames (XFRAME (frame))) |
903 | error ("Attempt to make invisible the sole visible or iconified frame"); | |
904 | ||
9c394f17 RS |
905 | /* Don't let the frame remain selected. */ |
906 | if (XFRAME (frame) == selected_frame) | |
907 | Fhandle_switch_frame (next_frame (frame, Qt), Qnil); | |
908 | ||
909 | /* Don't allow minibuf_window to remain on a deleted frame. */ | |
910 | if (EQ (XFRAME (frame)->minibuffer_window, minibuf_window)) | |
911 | { | |
912 | Fset_window_buffer (selected_frame->minibuffer_window, | |
913 | XWINDOW (minibuf_window)->buffer); | |
914 | minibuf_window = selected_frame->minibuffer_window; | |
915 | } | |
916 | ||
dbc4e1c1 | 917 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
918 | #ifdef HAVE_X_WINDOWS |
919 | if (FRAME_X_P (XFRAME (frame))) | |
ff11dfa1 | 920 | x_make_frame_invisible (XFRAME (frame)); |
fd0c2bd1 | 921 | #endif |
dc6f92b8 JB |
922 | |
923 | return Qnil; | |
924 | } | |
925 | ||
ff11dfa1 | 926 | DEFUN ("iconify-frame", Ficonify_frame, Siconify_frame, |
1aa66088 | 927 | 0, 1, "", |
8693ca83 JB |
928 | "Make the frame FRAME into an icon.\n\ |
929 | If omitted, FRAME defaults to the currently selected frame.") | |
ff11dfa1 JB |
930 | (frame) |
931 | Lisp_Object frame; | |
dc6f92b8 | 932 | { |
1aa66088 | 933 | if (NILP (frame)) |
7500877e | 934 | XSET (frame, Lisp_Frame, selected_frame); |
1aa66088 | 935 | |
ff11dfa1 | 936 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 937 | |
9c394f17 RS |
938 | /* Don't let the frame remain selected. */ |
939 | if (XFRAME (frame) == selected_frame) | |
940 | Fhandle_switch_frame (next_frame (frame, Qt), Qnil); | |
941 | ||
942 | /* Don't allow minibuf_window to remain on a deleted frame. */ | |
943 | if (EQ (XFRAME (frame)->minibuffer_window, minibuf_window)) | |
944 | { | |
945 | Fset_window_buffer (selected_frame->minibuffer_window, | |
946 | XWINDOW (minibuf_window)->buffer); | |
947 | minibuf_window = selected_frame->minibuffer_window; | |
948 | } | |
949 | ||
dbc4e1c1 | 950 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
951 | #ifdef HAVE_X_WINDOWS |
952 | if (FRAME_X_P (XFRAME (frame))) | |
ff11dfa1 | 953 | x_iconify_frame (XFRAME (frame)); |
fd0c2bd1 | 954 | #endif |
dc6f92b8 JB |
955 | |
956 | return Qnil; | |
957 | } | |
958 | ||
ff11dfa1 | 959 | DEFUN ("frame-visible-p", Fframe_visible_p, Sframe_visible_p, |
dc6f92b8 | 960 | 1, 1, 0, |
ff11dfa1 JB |
961 | "Return t if FRAME is now \"visible\" (actually in use for display).\n\ |
962 | A frame that is not \"visible\" is not updated and, if it works through\n\ | |
dc6f92b8 | 963 | a window system, it may not show at all.\n\ |
fd0c2bd1 | 964 | Return the symbol `icon' if frame is visible only as an icon.") |
ff11dfa1 JB |
965 | (frame) |
966 | Lisp_Object frame; | |
dc6f92b8 | 967 | { |
ff11dfa1 | 968 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 969 | |
a42e9724 | 970 | if (FRAME_VISIBLE_P (XFRAME (frame))) |
dc6f92b8 | 971 | return Qt; |
a42e9724 | 972 | if (FRAME_ICONIFIED_P (XFRAME (frame))) |
fd0c2bd1 | 973 | return Qicon; |
dc6f92b8 JB |
974 | return Qnil; |
975 | } | |
976 | ||
ff11dfa1 | 977 | DEFUN ("visible-frame-list", Fvisible_frame_list, Svisible_frame_list, |
dc6f92b8 | 978 | 0, 0, 0, |
ff11dfa1 | 979 | "Return a list of all frames now \"visible\" (being updated).") |
dc6f92b8 JB |
980 | () |
981 | { | |
ff11dfa1 JB |
982 | Lisp_Object tail, frame; |
983 | struct frame *f; | |
dc6f92b8 JB |
984 | Lisp_Object value; |
985 | ||
986 | value = Qnil; | |
ff11dfa1 | 987 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) |
dc6f92b8 | 988 | { |
ff11dfa1 JB |
989 | frame = XCONS (tail)->car; |
990 | if (XTYPE (frame) != Lisp_Frame) | |
dc6f92b8 | 991 | continue; |
ff11dfa1 | 992 | f = XFRAME (frame); |
a42e9724 | 993 | if (FRAME_VISIBLE_P (f)) |
ff11dfa1 | 994 | value = Fcons (frame, value); |
dc6f92b8 JB |
995 | } |
996 | return value; | |
997 | } | |
d5e7c279 JB |
998 | |
999 | ||
b49f5578 | 1000 | DEFUN ("raise-frame", Fraise_frame, Sraise_frame, 1, 1, 0, |
dbc4e1c1 JB |
1001 | "Bring FRAME to the front, so it occludes any frames it overlaps.\n\ |
1002 | If FRAME is invisible, make it visible.\n\ | |
1003 | If Emacs is displaying on an ordinary terminal or some other device which\n\ | |
1004 | doesn't support multiple overlapping frames, this function does nothing.") | |
1005 | (frame) | |
1006 | Lisp_Object frame; | |
1007 | { | |
1008 | CHECK_LIVE_FRAME (frame, 0); | |
8a981af5 RS |
1009 | |
1010 | /* Do like the documentation says. */ | |
1011 | Fmake_frame_visible (frame); | |
1012 | ||
dbc4e1c1 JB |
1013 | if (frame_raise_lower_hook) |
1014 | (*frame_raise_lower_hook) (XFRAME (frame), 1); | |
1015 | ||
1016 | return Qnil; | |
1017 | } | |
1018 | ||
b49f5578 JB |
1019 | /* Should we have a corresponding function called Flower_Power? */ |
1020 | DEFUN ("lower-frame", Flower_frame, Slower_frame, 1, 1, 0, | |
dbc4e1c1 JB |
1021 | "Send FRAME to the back, so it is occluded by any frames that overlap it.\n\ |
1022 | If Emacs is displaying on an ordinary terminal or some other device which\n\ | |
1023 | doesn't support multiple overlapping frames, this function does nothing.") | |
1024 | (frame) | |
1025 | Lisp_Object frame; | |
1026 | { | |
1027 | CHECK_LIVE_FRAME (frame, 0); | |
1028 | ||
1029 | if (frame_raise_lower_hook) | |
1030 | (*frame_raise_lower_hook) (XFRAME (frame), 0); | |
1031 | ||
1032 | return Qnil; | |
1033 | } | |
1034 | ||
d5e7c279 | 1035 | \f |
ff11dfa1 | 1036 | DEFUN ("redirect-frame-focus", Fredirect_frame_focus, Sredirect_frame_focus, |
d5e7c279 | 1037 | 1, 2, 0, |
ff11dfa1 | 1038 | "Arrange for keystrokes typed at FRAME to be sent to FOCUS-FRAME.\n\ |
a42e9724 JB |
1039 | In other words, switch-frame events caused by events in FRAME will\n\ |
1040 | request a switch to FOCUS-FRAME, and `last-event-frame' will be\n\ | |
1041 | FOCUS-FRAME after reading an event typed at FRAME.\n\ | |
d5e7c279 | 1042 | \n\ |
a42e9724 | 1043 | If FOCUS-FRAME is omitted or nil, any existing redirection is\n\ |
ff11dfa1 | 1044 | cancelled, and the frame again receives its own keystrokes.\n\ |
d5e7c279 | 1045 | \n\ |
a42e9724 JB |
1046 | Focus redirection is useful for temporarily redirecting keystrokes to\n\ |
1047 | a surrogate minibuffer frame when a frame doesn't have its own\n\ | |
1048 | minibuffer window.\n\ | |
d5e7c279 | 1049 | \n\ |
a42e9724 JB |
1050 | A frame's focus redirection can be changed by select-frame. If frame\n\ |
1051 | FOO is selected, and then a different frame BAR is selected, any\n\ | |
1052 | frames redirecting their focus to FOO are shifted to redirect their\n\ | |
1053 | focus to BAR. This allows focus redirection to work properly when the\n\ | |
1054 | user switches from one frame to another using `select-window'.\n\ | |
1055 | \n\ | |
1056 | This means that a frame whose focus is redirected to itself is treated\n\ | |
1057 | differently from a frame whose focus is redirected to nil; the former\n\ | |
1058 | is affected by select-frame, while the latter is not.\n\ | |
1059 | \n\ | |
1060 | The redirection lasts until `redirect-frame-focus' is called to change it.") | |
ff11dfa1 JB |
1061 | (frame, focus_frame) |
1062 | Lisp_Object frame, focus_frame; | |
d5e7c279 | 1063 | { |
13144095 JB |
1064 | /* Note that we don't check for a live frame here. It's reasonable |
1065 | to redirect the focus of a frame you're about to delete, if you | |
1066 | know what other frame should receive those keystrokes. */ | |
1067 | CHECK_FRAME (frame, 0); | |
f9898cc6 | 1068 | |
a42e9724 | 1069 | if (! NILP (focus_frame)) |
ff11dfa1 | 1070 | CHECK_LIVE_FRAME (focus_frame, 1); |
d5e7c279 | 1071 | |
ff11dfa1 | 1072 | XFRAME (frame)->focus_frame = focus_frame; |
d5e7c279 | 1073 | |
9c394f17 RS |
1074 | /* I think this should be done with a hook. */ |
1075 | #ifdef HAVE_X_WINDOWS | |
1076 | if (!NILP (focus_frame) && ! EQ (focus_frame, frame) | |
1077 | && FRAME_X_P (XFRAME (focus_frame))) | |
1078 | Ffocus_frame (focus_frame); | |
1079 | #endif | |
1080 | ||
ff11dfa1 JB |
1081 | if (frame_rehighlight_hook) |
1082 | (*frame_rehighlight_hook) (); | |
d5e7c279 JB |
1083 | |
1084 | return Qnil; | |
1085 | } | |
1086 | ||
1087 | ||
ff11dfa1 JB |
1088 | DEFUN ("frame-focus", Fframe_focus, Sframe_focus, 1, 1, 0, |
1089 | "Return the frame to which FRAME's keystrokes are currently being sent.\n\ | |
a42e9724 | 1090 | This returns nil if FRAME's focus is not redirected.\n\ |
ff11dfa1 JB |
1091 | See `redirect-frame-focus'.") |
1092 | (frame) | |
1093 | Lisp_Object frame; | |
d5e7c279 | 1094 | { |
ff11dfa1 | 1095 | CHECK_LIVE_FRAME (frame, 0); |
a42e9724 | 1096 | |
ff11dfa1 | 1097 | return FRAME_FOCUS_FRAME (XFRAME (frame)); |
d5e7c279 JB |
1098 | } |
1099 | ||
1100 | ||
dc6f92b8 JB |
1101 | \f |
1102 | Lisp_Object | |
ff11dfa1 JB |
1103 | get_frame_param (frame, prop) |
1104 | register struct frame *frame; | |
dc6f92b8 JB |
1105 | Lisp_Object prop; |
1106 | { | |
1107 | register Lisp_Object tem; | |
1108 | ||
ff11dfa1 | 1109 | tem = Fassq (prop, frame->param_alist); |
dc6f92b8 JB |
1110 | if (EQ (tem, Qnil)) |
1111 | return tem; | |
1112 | return Fcdr (tem); | |
1113 | } | |
1114 | ||
1115 | void | |
fd0c2bd1 | 1116 | store_in_alist (alistptr, prop, val) |
dc6f92b8 | 1117 | Lisp_Object *alistptr, val; |
fd0c2bd1 | 1118 | Lisp_Object prop; |
dc6f92b8 JB |
1119 | { |
1120 | register Lisp_Object tem; | |
dc6f92b8 | 1121 | |
dc6f92b8 JB |
1122 | tem = Fassq (prop, *alistptr); |
1123 | if (EQ (tem, Qnil)) | |
1124 | *alistptr = Fcons (Fcons (prop, val), *alistptr); | |
1125 | else | |
1126 | Fsetcdr (tem, val); | |
1127 | } | |
1128 | ||
1129 | void | |
ff11dfa1 JB |
1130 | store_frame_param (f, prop, val) |
1131 | struct frame *f; | |
dc6f92b8 JB |
1132 | Lisp_Object prop, val; |
1133 | { | |
1134 | register Lisp_Object tem; | |
1135 | ||
ff11dfa1 | 1136 | tem = Fassq (prop, f->param_alist); |
dc6f92b8 | 1137 | if (EQ (tem, Qnil)) |
ff11dfa1 | 1138 | f->param_alist = Fcons (Fcons (prop, val), f->param_alist); |
dc6f92b8 JB |
1139 | else |
1140 | Fsetcdr (tem, val); | |
bc93c097 JB |
1141 | |
1142 | if (EQ (prop, Qminibuffer) | |
1143 | && XTYPE (val) == Lisp_Window) | |
1144 | { | |
1145 | if (! MINI_WINDOW_P (XWINDOW (val))) | |
1146 | error ("Surrogate minibuffer windows must be minibuffer windows."); | |
1147 | ||
fd0c2bd1 | 1148 | if (FRAME_HAS_MINIBUF_P (f) || FRAME_MINIBUF_ONLY_P (f)) |
1fb2d074 | 1149 | error ("can't change the surrogate minibuffer of a frame with its own minibuffer"); |
bc93c097 JB |
1150 | |
1151 | /* Install the chosen minibuffer window, with proper buffer. */ | |
ff11dfa1 | 1152 | f->minibuffer_window = val; |
bc93c097 | 1153 | } |
dc6f92b8 JB |
1154 | } |
1155 | ||
ff11dfa1 JB |
1156 | DEFUN ("frame-parameters", Fframe_parameters, Sframe_parameters, 0, 1, 0, |
1157 | "Return the parameters-alist of frame FRAME.\n\ | |
dc6f92b8 | 1158 | It is a list of elements of the form (PARM . VALUE), where PARM is a symbol.\n\ |
dc6d9681 JB |
1159 | The meaningful PARMs depend on the kind of frame.\n\ |
1160 | If FRAME is omitted, return information on the currently selected frame.") | |
ff11dfa1 JB |
1161 | (frame) |
1162 | Lisp_Object frame; | |
dc6f92b8 JB |
1163 | { |
1164 | Lisp_Object alist; | |
ff11dfa1 | 1165 | struct frame *f; |
dc6f92b8 | 1166 | |
ff11dfa1 JB |
1167 | if (EQ (frame, Qnil)) |
1168 | f = selected_frame; | |
dc6f92b8 JB |
1169 | else |
1170 | { | |
ff11dfa1 JB |
1171 | CHECK_FRAME (frame, 0); |
1172 | f = XFRAME (frame); | |
dc6f92b8 JB |
1173 | } |
1174 | ||
ff11dfa1 | 1175 | if (f->display.nothing == 0) |
dc6f92b8 JB |
1176 | return Qnil; |
1177 | ||
ff11dfa1 | 1178 | alist = Fcopy_alist (f->param_alist); |
fd0c2bd1 JB |
1179 | store_in_alist (&alist, Qname, f->name); |
1180 | store_in_alist (&alist, Qheight, make_number (f->height)); | |
1181 | store_in_alist (&alist, Qwidth, make_number (f->width)); | |
1182 | store_in_alist (&alist, Qmodeline, (f->wants_modeline ? Qt : Qnil)); | |
1183 | store_in_alist (&alist, Qminibuffer, | |
39acc701 | 1184 | (! FRAME_HAS_MINIBUF_P (f) ? Qnil |
fd0c2bd1 JB |
1185 | : (FRAME_MINIBUF_ONLY_P (f) ? Qonly |
1186 | : FRAME_MINIBUF_WINDOW (f)))); | |
1187 | store_in_alist (&alist, Qunsplittable, (f->no_split ? Qt : Qnil)); | |
fa8fdbf9 | 1188 | store_in_alist (&alist, Qmenu_bar_lines, (FRAME_MENU_BAR_LINES (f))); |
fd0c2bd1 | 1189 | |
dbc4e1c1 | 1190 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1191 | #ifdef HAVE_X_WINDOWS |
1192 | if (FRAME_X_P (f)) | |
ff11dfa1 | 1193 | x_report_frame_params (f, &alist); |
fd0c2bd1 | 1194 | #endif |
dc6f92b8 JB |
1195 | return alist; |
1196 | } | |
1197 | ||
ff11dfa1 JB |
1198 | DEFUN ("modify-frame-parameters", Fmodify_frame_parameters, |
1199 | Smodify_frame_parameters, 2, 2, 0, | |
1200 | "Modify the parameters of frame FRAME according to ALIST.\n\ | |
dc6f92b8 JB |
1201 | ALIST is an alist of parameters to change and their new values.\n\ |
1202 | Each element of ALIST has the form (PARM . VALUE), where PARM is a symbol.\n\ | |
ff11dfa1 JB |
1203 | The meaningful PARMs depend on the kind of frame; undefined PARMs are ignored.") |
1204 | (frame, alist) | |
1205 | Lisp_Object frame, alist; | |
dc6f92b8 | 1206 | { |
fd0c2bd1 | 1207 | FRAME_PTR f; |
dc6f92b8 JB |
1208 | register Lisp_Object tail, elt, prop, val; |
1209 | ||
ff11dfa1 JB |
1210 | if (EQ (frame, Qnil)) |
1211 | f = selected_frame; | |
dc6f92b8 JB |
1212 | else |
1213 | { | |
ff11dfa1 JB |
1214 | CHECK_LIVE_FRAME (frame, 0); |
1215 | f = XFRAME (frame); | |
dc6f92b8 JB |
1216 | } |
1217 | ||
dbc4e1c1 | 1218 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1219 | #ifdef HAVE_X_WINDOWS |
1220 | if (FRAME_X_P (f)) | |
1221 | #if 1 | |
1222 | x_set_frame_parameters (f, alist); | |
1223 | #else | |
dc6f92b8 JB |
1224 | for (tail = alist; !EQ (tail, Qnil); tail = Fcdr (tail)) |
1225 | { | |
1226 | elt = Fcar (tail); | |
1227 | prop = Fcar (elt); | |
1228 | val = Fcdr (elt); | |
fd0c2bd1 | 1229 | x_set_frame_param (f, prop, val, get_frame_param (f, prop)); |
ff11dfa1 | 1230 | store_frame_param (f, prop, val); |
dc6f92b8 | 1231 | } |
fd0c2bd1 JB |
1232 | #endif |
1233 | #endif | |
dc6f92b8 JB |
1234 | |
1235 | return Qnil; | |
1236 | } | |
1237 | \f | |
a26a1f95 RS |
1238 | DEFUN ("frame-char-height", Fframe_char_height, Sframe_char_height, |
1239 | 0, 1, 0, | |
1240 | "Height in pixels of a line in the font in frame FRAME.\n\ | |
1241 | If FRAME is omitted, the selected frame is used.\n\ | |
1242 | For a terminal frame, the value is always 1.") | |
ff11dfa1 JB |
1243 | (frame) |
1244 | Lisp_Object frame; | |
dc6f92b8 | 1245 | { |
a26a1f95 | 1246 | struct frame *f; |
dc6f92b8 | 1247 | |
a26a1f95 RS |
1248 | if (NILP (frame)) |
1249 | f = selected_frame; | |
1250 | else | |
1251 | { | |
1252 | CHECK_FRAME (frame, 0); | |
1253 | f = XFRAME (frame); | |
1254 | } | |
1255 | ||
1256 | #ifdef HAVE_X_WINDOWS | |
1257 | if (FRAME_X_P (f)) | |
1258 | return make_number (x_char_height (f)); | |
1259 | else | |
dc6d9681 | 1260 | #endif |
a26a1f95 RS |
1261 | return make_number (1); |
1262 | } | |
dc6d9681 | 1263 | |
dc6f92b8 | 1264 | |
a26a1f95 RS |
1265 | DEFUN ("frame-char-width", Fframe_char_width, Sframe_char_width, |
1266 | 0, 1, 0, | |
1267 | "Width in pixels of characters in the font in frame FRAME.\n\ | |
1268 | If FRAME is omitted, the selected frame is used.\n\ | |
1269 | The width is the same for all characters, because\n\ | |
1270 | currently Emacs supports only fixed-width fonts.\n\ | |
1271 | For a terminal screen, the value is always 1.") | |
1272 | (frame) | |
1273 | Lisp_Object frame; | |
dc6f92b8 | 1274 | { |
a26a1f95 RS |
1275 | struct frame *f; |
1276 | ||
1277 | if (NILP (frame)) | |
1278 | f = selected_frame; | |
1279 | else | |
1280 | { | |
1281 | CHECK_FRAME (frame, 0); | |
1282 | f = XFRAME (frame); | |
1283 | } | |
1284 | ||
1285 | #ifdef HAVE_X_WINDOWS | |
1286 | if (FRAME_X_P (f)) | |
1287 | return make_number (x_char_width (f)); | |
1288 | else | |
1289 | #endif | |
1290 | return make_number (1); | |
dc6f92b8 JB |
1291 | } |
1292 | ||
a26a1f95 RS |
1293 | DEFUN ("frame-pixel-height", Fframe_pixel_height, |
1294 | Sframe_pixel_height, 0, 1, 0, | |
164a14ef RS |
1295 | "Return a FRAME's height in pixels.\n\ |
1296 | For a terminal frame, the result really gives the height in characters.\n\ | |
a26a1f95 RS |
1297 | If FRAME is omitted, the selected frame is used.") |
1298 | (frame) | |
1299 | Lisp_Object frame; | |
dc6f92b8 | 1300 | { |
a26a1f95 RS |
1301 | struct frame *f; |
1302 | ||
1303 | if (NILP (frame)) | |
1304 | f = selected_frame; | |
1305 | else | |
1306 | { | |
1307 | CHECK_FRAME (frame, 0); | |
1308 | f = XFRAME (frame); | |
1309 | } | |
1310 | ||
1311 | #ifdef HAVE_X_WINDOWS | |
1312 | if (FRAME_X_P (f)) | |
1313 | return make_number (x_pixel_height (f)); | |
1314 | else | |
dc6d9681 | 1315 | #endif |
a26a1f95 RS |
1316 | return make_number (FRAME_HEIGHT (f)); |
1317 | } | |
1318 | ||
1319 | DEFUN ("frame-pixel-width", Fframe_pixel_width, | |
1320 | Sframe_pixel_width, 0, 1, 0, | |
1321 | "Return FRAME's width in pixels.\n\ | |
164a14ef | 1322 | For a terminal frame, the result really gives the width in characters.\n\ |
a26a1f95 RS |
1323 | If FRAME is omitted, the selected frame is used.") |
1324 | (frame) | |
1325 | Lisp_Object frame; | |
1326 | { | |
1327 | struct frame *f; | |
1328 | ||
1329 | if (NILP (frame)) | |
1330 | f = selected_frame; | |
1331 | else | |
1332 | { | |
1333 | CHECK_FRAME (frame, 0); | |
1334 | f = XFRAME (frame); | |
1335 | } | |
dc6f92b8 | 1336 | |
a26a1f95 RS |
1337 | #ifdef HAVE_X_WINDOWS |
1338 | if (FRAME_X_P (f)) | |
1339 | return make_number (x_pixel_width (f)); | |
1340 | else | |
1341 | #endif | |
1342 | return make_number (FRAME_WIDTH (f)); | |
1343 | } | |
1344 | \f | |
ff11dfa1 JB |
1345 | DEFUN ("set-frame-height", Fset_frame_height, Sset_frame_height, 2, 3, 0, |
1346 | "Specify that the frame FRAME has LINES lines.\n\ | |
dc6f92b8 | 1347 | Optional third arg non-nil means that redisplay should use LINES lines\n\ |
ff11dfa1 JB |
1348 | but that the idea of the actual height of the frame should not be changed.") |
1349 | (frame, rows, pretend) | |
fd0c2bd1 | 1350 | Lisp_Object frame, rows, pretend; |
dc6f92b8 | 1351 | { |
ff11dfa1 | 1352 | register struct frame *f; |
dc6f92b8 JB |
1353 | |
1354 | CHECK_NUMBER (rows, 0); | |
ff11dfa1 JB |
1355 | if (NILP (frame)) |
1356 | f = selected_frame; | |
dc6f92b8 JB |
1357 | else |
1358 | { | |
ff11dfa1 JB |
1359 | CHECK_LIVE_FRAME (frame, 0); |
1360 | f = XFRAME (frame); | |
dc6f92b8 JB |
1361 | } |
1362 | ||
dbc4e1c1 | 1363 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1364 | #ifdef HAVE_X_WINDOWS |
1365 | if (FRAME_X_P (f)) | |
dc6f92b8 | 1366 | { |
ff11dfa1 | 1367 | if (XINT (rows) != f->width) |
808c0f20 | 1368 | x_set_window_size (f, 1, f->width, XINT (rows)); |
dc6f92b8 JB |
1369 | } |
1370 | else | |
fd0c2bd1 JB |
1371 | #endif |
1372 | change_frame_size (f, XINT (rows), 0, !NILP (pretend), 0); | |
dc6f92b8 JB |
1373 | return Qnil; |
1374 | } | |
1375 | ||
ff11dfa1 JB |
1376 | DEFUN ("set-frame-width", Fset_frame_width, Sset_frame_width, 2, 3, 0, |
1377 | "Specify that the frame FRAME has COLS columns.\n\ | |
dc6f92b8 | 1378 | Optional third arg non-nil means that redisplay should use COLS columns\n\ |
ff11dfa1 JB |
1379 | but that the idea of the actual width of the frame should not be changed.") |
1380 | (frame, cols, pretend) | |
fd0c2bd1 | 1381 | Lisp_Object frame, cols, pretend; |
dc6f92b8 | 1382 | { |
ff11dfa1 | 1383 | register struct frame *f; |
dc6f92b8 | 1384 | CHECK_NUMBER (cols, 0); |
ff11dfa1 JB |
1385 | if (NILP (frame)) |
1386 | f = selected_frame; | |
dc6f92b8 JB |
1387 | else |
1388 | { | |
ff11dfa1 JB |
1389 | CHECK_LIVE_FRAME (frame, 0); |
1390 | f = XFRAME (frame); | |
dc6f92b8 JB |
1391 | } |
1392 | ||
dbc4e1c1 | 1393 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1394 | #ifdef HAVE_X_WINDOWS |
1395 | if (FRAME_X_P (f)) | |
dc6f92b8 | 1396 | { |
ff11dfa1 | 1397 | if (XINT (cols) != f->width) |
808c0f20 | 1398 | x_set_window_size (f, 1, XINT (cols), f->height); |
dc6f92b8 JB |
1399 | } |
1400 | else | |
fd0c2bd1 JB |
1401 | #endif |
1402 | change_frame_size (f, 0, XINT (cols), !NILP (pretend), 0); | |
dc6f92b8 JB |
1403 | return Qnil; |
1404 | } | |
1405 | ||
ff11dfa1 JB |
1406 | DEFUN ("set-frame-size", Fset_frame_size, Sset_frame_size, 3, 3, 0, |
1407 | "Sets size of FRAME to COLS by ROWS, measured in characters.") | |
1408 | (frame, cols, rows) | |
1409 | Lisp_Object frame, cols, rows; | |
dc6f92b8 | 1410 | { |
ff11dfa1 | 1411 | register struct frame *f; |
dc6f92b8 JB |
1412 | int mask; |
1413 | ||
ff11dfa1 | 1414 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 JB |
1415 | CHECK_NUMBER (cols, 2); |
1416 | CHECK_NUMBER (rows, 1); | |
ff11dfa1 | 1417 | f = XFRAME (frame); |
dc6f92b8 | 1418 | |
dbc4e1c1 | 1419 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1420 | #ifdef HAVE_X_WINDOWS |
1421 | if (FRAME_X_P (f)) | |
dc6f92b8 | 1422 | { |
ff11dfa1 | 1423 | if (XINT (rows) != f->height || XINT (cols) != f->width) |
808c0f20 | 1424 | x_set_window_size (f, 1, XINT (cols), XINT (rows)); |
dc6f92b8 JB |
1425 | } |
1426 | else | |
fd0c2bd1 JB |
1427 | #endif |
1428 | change_frame_size (f, XINT (rows), XINT (cols), 0, 0); | |
dc6f92b8 JB |
1429 | |
1430 | return Qnil; | |
1431 | } | |
1432 | ||
ff11dfa1 JB |
1433 | DEFUN ("set-frame-position", Fset_frame_position, |
1434 | Sset_frame_position, 3, 3, 0, | |
1435 | "Sets position of FRAME in pixels to XOFFSET by YOFFSET.\n\ | |
60bf8ee4 RS |
1436 | This is actually the position of the upper left corner of the frame.\n\ |
1437 | Negative values for XOFFSET or YOFFSET are interpreted relative to\n\ | |
4524cb1c | 1438 | the rightmost or bottommost possible position (that stays within the screen).") |
ff11dfa1 JB |
1439 | (frame, xoffset, yoffset) |
1440 | Lisp_Object frame, xoffset, yoffset; | |
dc6f92b8 | 1441 | { |
ff11dfa1 | 1442 | register struct frame *f; |
dc6f92b8 JB |
1443 | int mask; |
1444 | ||
ff11dfa1 | 1445 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 JB |
1446 | CHECK_NUMBER (xoffset, 1); |
1447 | CHECK_NUMBER (yoffset, 2); | |
ff11dfa1 | 1448 | f = XFRAME (frame); |
dc6f92b8 | 1449 | |
dbc4e1c1 | 1450 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1451 | #ifdef HAVE_X_WINDOWS |
1452 | if (FRAME_X_P (f)) | |
ff11dfa1 | 1453 | x_set_offset (f, XINT (xoffset), XINT (yoffset)); |
fd0c2bd1 | 1454 | #endif |
dc6f92b8 JB |
1455 | |
1456 | return Qt; | |
1457 | } | |
dc6d9681 | 1458 | |
dc6f92b8 | 1459 | \f |
ff11dfa1 | 1460 | choose_minibuf_frame () |
dc6f92b8 | 1461 | { |
ff11dfa1 JB |
1462 | /* For lowest-level minibuf, put it on currently selected frame |
1463 | if frame has a minibuffer. */ | |
d06a8a56 | 1464 | |
dc6f92b8 | 1465 | if (minibuf_level == 0 |
ff11dfa1 | 1466 | && selected_frame != 0 |
d06a8a56 | 1467 | && !EQ (minibuf_window, selected_frame->minibuffer_window)) |
dc6f92b8 | 1468 | { |
d06a8a56 JB |
1469 | /* I don't think that any frames may validly have a null minibuffer |
1470 | window anymore. */ | |
1471 | if (NILP (selected_frame->minibuffer_window)) | |
1472 | abort (); | |
1473 | ||
ff11dfa1 | 1474 | Fset_window_buffer (selected_frame->minibuffer_window, |
dc6f92b8 | 1475 | XWINDOW (minibuf_window)->buffer); |
ff11dfa1 | 1476 | minibuf_window = selected_frame->minibuffer_window; |
dc6f92b8 JB |
1477 | } |
1478 | } | |
1479 | \f | |
ff11dfa1 | 1480 | syms_of_frame () |
dc6f92b8 | 1481 | { |
fd0c2bd1 | 1482 | /*&&& init symbols here &&&*/ |
ff11dfa1 | 1483 | Qframep = intern ("framep"); |
ff11dfa1 | 1484 | staticpro (&Qframep); |
dbc4e1c1 JB |
1485 | Qframe_live_p = intern ("frame-live-p"); |
1486 | staticpro (&Qframe_live_p); | |
fd0c2bd1 JB |
1487 | Qheight = intern ("height"); |
1488 | staticpro (&Qheight); | |
1489 | Qicon = intern ("icon"); | |
1490 | staticpro (&Qicon); | |
1491 | Qminibuffer = intern ("minibuffer"); | |
bc93c097 | 1492 | staticpro (&Qminibuffer); |
fd0c2bd1 JB |
1493 | Qmodeline = intern ("modeline"); |
1494 | staticpro (&Qmodeline); | |
1495 | Qname = intern ("name"); | |
1496 | staticpro (&Qname); | |
fd0c2bd1 JB |
1497 | Qonly = intern ("only"); |
1498 | staticpro (&Qonly); | |
1499 | Qunsplittable = intern ("unsplittable"); | |
1500 | staticpro (&Qunsplittable); | |
1501 | Qwidth = intern ("width"); | |
1502 | staticpro (&Qwidth); | |
1503 | Qx = intern ("x"); | |
1504 | staticpro (&Qx); | |
fa8fdbf9 RS |
1505 | Qmenu_bar_lines = intern ("menu-bar-lines"); |
1506 | staticpro (&Qmenu_bar_lines); | |
dc6f92b8 | 1507 | |
ff11dfa1 | 1508 | staticpro (&Vframe_list); |
dc6f92b8 | 1509 | |
ff11dfa1 JB |
1510 | DEFVAR_LISP ("terminal-frame", &Vterminal_frame, |
1511 | "The initial frame-object, which represents Emacs's stdout."); | |
dc6f92b8 JB |
1512 | |
1513 | DEFVAR_LISP ("emacs-iconified", &Vemacs_iconified, | |
ff11dfa1 | 1514 | "Non-nil if all of emacs is iconified and frame updates are not needed."); |
dc6f92b8 JB |
1515 | Vemacs_iconified = Qnil; |
1516 | ||
ff11dfa1 JB |
1517 | DEFVAR_LISP ("default-minibuffer-frame", &Vdefault_minibuffer_frame, |
1518 | "Minibufferless frames use this frame's minibuffer.\n\ | |
f9898cc6 | 1519 | \n\ |
ff11dfa1 | 1520 | Emacs cannot create minibufferless frames unless this is set to an\n\ |
f9898cc6 JB |
1521 | appropriate surrogate.\n\ |
1522 | \n\ | |
1523 | Emacs consults this variable only when creating minibufferless\n\ | |
ff11dfa1 | 1524 | frames; once the frame is created, it sticks with its assigned\n\ |
f9898cc6 JB |
1525 | minibuffer, no matter what this variable is set to. This means that\n\ |
1526 | this variable doesn't necessarily say anything meaningful about the\n\ | |
ff11dfa1 | 1527 | current set of frames, or where the minibuffer is currently being\n\ |
f9898cc6 | 1528 | displayed."); |
ff11dfa1 | 1529 | Vdefault_minibuffer_frame = Qnil; |
dc6f92b8 | 1530 | |
ff11dfa1 JB |
1531 | DEFVAR_LISP ("default-frame-alist", &Vdefault_frame_alist, |
1532 | "Alist of default values for frame creation.\n\ | |
5bce042c | 1533 | These may be set in your init file, like this:\n\ |
ff11dfa1 | 1534 | (setq default-frame-alist '((width . 80) (height . 55)))\n\ |
5bce042c JB |
1535 | These override values given in window system configuration data, like\n\ |
1536 | X Windows' defaults database.\n\ | |
ff11dfa1 JB |
1537 | For values specific to the first Emacs frame, see `initial-frame-alist'.\n\ |
1538 | For values specific to the separate minibuffer frame, see\n\ | |
1539 | `minibuffer-frame-alist'."); | |
1540 | Vdefault_frame_alist = Qnil; | |
1541 | ||
1542 | defsubr (&Sframep); | |
dbc4e1c1 | 1543 | defsubr (&Sframe_live_p); |
0f85737c | 1544 | defsubr (&Shandle_switch_frame); |
ff11dfa1 JB |
1545 | defsubr (&Sselect_frame); |
1546 | defsubr (&Sselected_frame); | |
1547 | defsubr (&Swindow_frame); | |
1548 | defsubr (&Sframe_root_window); | |
1549 | defsubr (&Sframe_selected_window); | |
1550 | defsubr (&Sframe_list); | |
1551 | defsubr (&Snext_frame); | |
ef2c57ac | 1552 | defsubr (&Sprevious_frame); |
ff11dfa1 | 1553 | defsubr (&Sdelete_frame); |
f9898cc6 | 1554 | defsubr (&Smouse_position); |
dc6f92b8 JB |
1555 | defsubr (&Sset_mouse_position); |
1556 | #if 0 | |
ff11dfa1 JB |
1557 | defsubr (&Sframe_configuration); |
1558 | defsubr (&Srestore_frame_configuration); | |
dc6f92b8 | 1559 | #endif |
ff11dfa1 JB |
1560 | defsubr (&Smake_frame_visible); |
1561 | defsubr (&Smake_frame_invisible); | |
1562 | defsubr (&Siconify_frame); | |
1563 | defsubr (&Sframe_visible_p); | |
1564 | defsubr (&Svisible_frame_list); | |
b49f5578 JB |
1565 | defsubr (&Sraise_frame); |
1566 | defsubr (&Slower_frame); | |
ff11dfa1 JB |
1567 | defsubr (&Sredirect_frame_focus); |
1568 | defsubr (&Sframe_focus); | |
1569 | defsubr (&Sframe_parameters); | |
1570 | defsubr (&Smodify_frame_parameters); | |
a26a1f95 RS |
1571 | defsubr (&Sframe_char_height); |
1572 | defsubr (&Sframe_char_width); | |
1573 | defsubr (&Sframe_pixel_height); | |
1574 | defsubr (&Sframe_pixel_width); | |
ff11dfa1 JB |
1575 | defsubr (&Sset_frame_height); |
1576 | defsubr (&Sset_frame_width); | |
1577 | defsubr (&Sset_frame_size); | |
1578 | defsubr (&Sset_frame_position); | |
dc6f92b8 | 1579 | } |
e5d77022 | 1580 | |
2f0b07e0 JB |
1581 | keys_of_frame () |
1582 | { | |
0f85737c | 1583 | initial_define_lispy_key (global_map, "switch-frame", "handle-switch-frame"); |
2f0b07e0 | 1584 | } |
a26a1f95 | 1585 | \f |
d06a8a56 | 1586 | #else /* not MULTI_FRAME */ |
fd0c2bd1 | 1587 | |
cc38027b JB |
1588 | /* If we're not using multi-frame stuff, we still need to provide some |
1589 | support functions. */ | |
1590 | ||
1591 | /* Unless this function is defined, providing set-frame-height and | |
1592 | set-frame-width doesn't help compatibility any, since they both | |
1593 | want this as their first argument. */ | |
1594 | DEFUN ("selected-frame", Fselected_frame, Sselected_frame, 0, 0, 0, | |
1595 | "Return the frame that is now selected.") | |
1596 | () | |
1597 | { | |
1598 | Lisp_Object tem; | |
1599 | XFASTINT (tem) = 0; | |
1600 | return tem; | |
1601 | } | |
704a9b45 RS |
1602 | DEFUN ("framep", Fframep, Sframep, 1, 1, 0, |
1603 | "Return non-nil if OBJECT is a frame.\n\ | |
1604 | Value is t for a termcap frame (a character-only terminal),\n\ | |
1605 | `x' for an Emacs frame that is really an X window.\n\ | |
1606 | Also see `live-frame-p'.") | |
1607 | (object) | |
1608 | Lisp_Object object; | |
1609 | { | |
1610 | return Qnil; | |
1611 | } | |
fd0c2bd1 JB |
1612 | |
1613 | DEFUN ("set-frame-height", Fset_frame_height, Sset_frame_height, 2, 3, 0, | |
1614 | "Specify that the frame FRAME has LINES lines.\n\ | |
1615 | Optional third arg non-nil means that redisplay should use LINES lines\n\ | |
1616 | but that the idea of the actual height of the frame should not be changed.") | |
1617 | (frame, rows, pretend) | |
1618 | Lisp_Object frame, rows, pretend; | |
1619 | { | |
1620 | CHECK_NUMBER (rows, 0); | |
1621 | ||
1622 | change_frame_size (0, XINT (rows), 0, !NILP (pretend), 0); | |
1623 | return Qnil; | |
1624 | } | |
1625 | ||
1626 | DEFUN ("set-frame-width", Fset_frame_width, Sset_frame_width, 2, 3, 0, | |
1627 | "Specify that the frame FRAME has COLS columns.\n\ | |
1628 | Optional third arg non-nil means that redisplay should use COLS columns\n\ | |
1629 | but that the idea of the actual width of the frame should not be changed.") | |
1630 | (frame, cols, pretend) | |
1631 | Lisp_Object frame, cols, pretend; | |
1632 | { | |
1633 | CHECK_NUMBER (cols, 0); | |
1634 | ||
1635 | change_frame_size (0, 0, XINT (cols), !NILP (pretend), 0); | |
1636 | return Qnil; | |
1637 | } | |
1638 | ||
1639 | DEFUN ("set-frame-size", Fset_frame_size, Sset_frame_size, 3, 3, 0, | |
1640 | "Sets size of FRAME to COLS by ROWS, measured in characters.") | |
1641 | (frame, cols, rows) | |
1642 | Lisp_Object frame, cols, rows; | |
1643 | { | |
1644 | CHECK_NUMBER (cols, 2); | |
1645 | CHECK_NUMBER (rows, 1); | |
1646 | ||
1647 | change_frame_size (0, XINT (rows), XINT (cols), 0, 0); | |
1648 | ||
1649 | return Qnil; | |
1650 | } | |
1651 | ||
48c9d487 JB |
1652 | DEFUN ("frame-height", Fframe_height, Sframe_height, 0, 1, 0, |
1653 | "Return number of lines available for display on FRAME.\n\ | |
1654 | If FRAME is omitted, describe the currently selected frame.") | |
1655 | (frame) | |
1656 | Lisp_Object frame; | |
cc38027b JB |
1657 | { |
1658 | return make_number (FRAME_HEIGHT (selected_frame)); | |
1659 | } | |
1660 | ||
48c9d487 JB |
1661 | DEFUN ("frame-width", Fframe_width, Sframe_width, 0, 1, 0, |
1662 | "Return number of columns available for display on FRAME.\n\ | |
1663 | If FRAME is omitted, describe the currently selected frame.") | |
1664 | (frame) | |
1665 | Lisp_Object frame; | |
cc38027b JB |
1666 | { |
1667 | return make_number (FRAME_WIDTH (selected_frame)); | |
1668 | } | |
1669 | ||
a26a1f95 RS |
1670 | DEFUN ("frame-char-height", Fframe_char_height, Sframe_char_height, |
1671 | 0, 1, 0, | |
1672 | "Height in pixels of a line in the font in frame FRAME.\n\ | |
1673 | If FRAME is omitted, the selected frame is used.\n\ | |
1674 | For a terminal frame, the value is always 1.") | |
1675 | (frame) | |
1676 | Lisp_Object frame; | |
1677 | { | |
1678 | return make_number (1); | |
1679 | } | |
1680 | ||
1681 | ||
1682 | DEFUN ("frame-char-width", Fframe_char_width, Sframe_char_width, | |
1683 | 0, 1, 0, | |
1684 | "Width in pixels of characters in the font in frame FRAME.\n\ | |
1685 | If FRAME is omitted, the selected frame is used.\n\ | |
1686 | The width is the same for all characters, because\n\ | |
1687 | currently Emacs supports only fixed-width fonts.\n\ | |
1688 | For a terminal screen, the value is always 1.") | |
1689 | (frame) | |
1690 | Lisp_Object frame; | |
1691 | { | |
1692 | return make_number (1); | |
1693 | } | |
1694 | ||
1695 | DEFUN ("frame-pixel-height", Fframe_pixel_height, | |
1696 | Sframe_pixel_height, 0, 1, 0, | |
1697 | "Return FRAME's height in pixels.\n\ | |
1698 | For a terminal frame, the result really gives the height in characters.\n\ | |
1699 | If FRAME is omitted, the selected frame is used.") | |
1700 | (frame) | |
1701 | Lisp_Object frame; | |
1702 | { | |
1703 | return make_number (FRAME_HEIGHT (f)); | |
1704 | } | |
1705 | ||
1706 | DEFUN ("frame-pixel-width", Fframe_pixel_width, | |
1707 | Sframe_pixel_width, 0, 1, 0, | |
1708 | "Return FRAME's width in pixels.\n\ | |
1709 | For a terminal frame, the result really gives the width in characters.\n\ | |
1710 | If FRAME is omitted, the selected frame is used.") | |
1711 | (frame) | |
1712 | Lisp_Object frame; | |
1713 | { | |
1714 | return make_number (FRAME_WIDTH (f)); | |
1715 | } | |
1716 | ||
cc38027b JB |
1717 | /* These are for backward compatibility with Emacs 18. */ |
1718 | ||
fd0c2bd1 JB |
1719 | DEFUN ("set-screen-height", Fset_screen_height, Sset_screen_height, 1, 2, 0, |
1720 | "Tell redisplay that the screen has LINES lines.\n\ | |
1721 | Optional second arg non-nil means that redisplay should use LINES lines\n\ | |
1722 | but that the idea of the actual height of the screen should not be changed.") | |
1723 | (lines, pretend) | |
1724 | Lisp_Object lines, pretend; | |
1725 | { | |
1726 | CHECK_NUMBER (lines, 0); | |
1727 | ||
1728 | change_frame_size (0, XINT (lines), 0, !NILP (pretend), 0); | |
1729 | return Qnil; | |
1730 | } | |
1731 | ||
1732 | DEFUN ("set-screen-width", Fset_screen_width, Sset_screen_width, 1, 2, 0, | |
1733 | "Tell redisplay that the screen has COLS columns.\n\ | |
1734 | Optional second arg non-nil means that redisplay should use COLS columns\n\ | |
1735 | but that the idea of the actual width of the screen should not be changed.") | |
1736 | (cols, pretend) | |
1737 | Lisp_Object cols, pretend; | |
1738 | { | |
1739 | CHECK_NUMBER (cols, 0); | |
1740 | ||
1741 | change_frame_size (0, 0, XINT (cols), !NILP (pretend), 0); | |
1742 | return Qnil; | |
1743 | } | |
1744 | ||
bc1ed486 RS |
1745 | DEFUN ("mouse-position", Fmouse_position, Smouse_position, 0, 0, 0, |
1746 | "Return a list (FRAME X . Y) giving the current mouse frame and position.\n\ | |
1747 | The position is given in character cells, where (0, 0) is the\n\ | |
1748 | upper-left corner.\n\ | |
1749 | If Emacs is running on a mouseless terminal or hasn't been programmed\n\ | |
1750 | to read the mouse position, it returns the selected frame for FRAME\n\ | |
1751 | and nil for X and Y.") | |
1752 | () | |
1753 | { | |
1754 | FRAME_PTR f; | |
1755 | Lisp_Object lispy_dummy; | |
1756 | enum scroll_bar_part party_dummy; | |
1757 | Lisp_Object x, y; | |
1758 | unsigned long long_dummy; | |
1759 | ||
1760 | f = selected_frame; | |
1761 | x = y = Qnil; | |
1762 | ||
1763 | /* It's okay for the hook to refrain from storing anything. */ | |
1764 | if (mouse_position_hook) | |
1765 | (*mouse_position_hook) (&f, | |
1766 | &lispy_dummy, &party_dummy, | |
1767 | &x, &y, | |
1768 | &long_dummy); | |
1769 | ||
1770 | /* Always return nil for frame. */ | |
1771 | return Fcons (Qnil, Fcons (x, y)); | |
1772 | } | |
1773 | ||
fd0c2bd1 JB |
1774 | syms_of_frame () |
1775 | { | |
a26a1f95 | 1776 | defsubr (&Sselected_frame); |
704a9b45 | 1777 | defsubr (&Sframep); |
a26a1f95 RS |
1778 | defsubr (&Sframe_char_height); |
1779 | defsubr (&Sframe_char_width); | |
1780 | defsubr (&Sframe_pixel_height); | |
1781 | defsubr (&Sframe_pixel_width); | |
fd0c2bd1 JB |
1782 | defsubr (&Sset_frame_height); |
1783 | defsubr (&Sset_frame_width); | |
1784 | defsubr (&Sset_frame_size); | |
1785 | defsubr (&Sset_screen_height); | |
1786 | defsubr (&Sset_screen_width); | |
1787 | defsubr (&Sframe_height); | |
1788 | Ffset (intern ("screen-height"), intern ("frame-height")); | |
1789 | defsubr (&Sframe_width); | |
1790 | Ffset (intern ("screen-width"), intern ("frame-width")); | |
bc1ed486 | 1791 | defsubr (&Smouse_position); |
fd0c2bd1 JB |
1792 | } |
1793 | ||
2f0b07e0 JB |
1794 | keys_of_frame () |
1795 | { | |
1796 | } | |
1797 | ||
fd0c2bd1 JB |
1798 | #endif /* not MULTI_FRAME */ |
1799 | ||
1800 | ||
1801 | ||
1802 |