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 | 827 | Lisp_Object x, y; |
5384466a | 828 | int col, row; |
dbc4e1c1 | 829 | unsigned long long_dummy; |
dc6f92b8 | 830 | |
c5074d8c RS |
831 | f = selected_frame; |
832 | x = y = Qnil; | |
833 | ||
834 | /* It's okay for the hook to refrain from storing anything. */ | |
f9898cc6 | 835 | if (mouse_position_hook) |
dbc4e1c1 JB |
836 | (*mouse_position_hook) (&f, |
837 | &lispy_dummy, &party_dummy, | |
838 | &x, &y, | |
839 | &long_dummy); | |
5384466a RS |
840 | col = XINT (x); |
841 | row = XINT (y); | |
842 | glyph_to_pixel_coords (f, col, row, &col, &row); | |
843 | XSETINT (x, col); | |
844 | XSETINT (y, row); | |
dbc4e1c1 | 845 | XSET (lispy_dummy, Lisp_Frame, f); |
c5074d8c | 846 | return Fcons (lispy_dummy, Fcons (x, y)); |
dc6f92b8 JB |
847 | } |
848 | ||
849 | DEFUN ("set-mouse-position", Fset_mouse_position, Sset_mouse_position, 3, 3, 0, | |
1d7cc616 | 850 | "Move the mouse pointer to the center of character cell (X,Y) in FRAME.\n\ |
ff11dfa1 JB |
851 | WARNING: If you use this under X, you should do `unfocus-frame' afterwards.") |
852 | (frame, x, y) | |
853 | Lisp_Object frame, x, y; | |
dc6f92b8 | 854 | { |
ff11dfa1 | 855 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 JB |
856 | CHECK_NUMBER (x, 2); |
857 | CHECK_NUMBER (y, 1); | |
858 | ||
dbc4e1c1 | 859 | /* I think this should be done with a hook. */ |
dc6f92b8 | 860 | #ifdef HAVE_X_WINDOWS |
fd0c2bd1 | 861 | if (FRAME_X_P (XFRAME (frame))) |
dc6f92b8 | 862 | /* Warping the mouse will cause enternotify and focus events. */ |
ff11dfa1 | 863 | x_set_mouse_position (XFRAME (frame), x, y); |
dc6f92b8 JB |
864 | #endif |
865 | ||
866 | return Qnil; | |
867 | } | |
868 | \f | |
ff11dfa1 | 869 | DEFUN ("make-frame-visible", Fmake_frame_visible, Smake_frame_visible, |
fc25d15d | 870 | 0, 1, "", |
ff11dfa1 | 871 | "Make the frame FRAME visible (assuming it is an X-window).\n\ |
8693ca83 | 872 | If omitted, FRAME defaults to the currently selected frame.") |
ff11dfa1 JB |
873 | (frame) |
874 | Lisp_Object frame; | |
dc6f92b8 | 875 | { |
1aa66088 | 876 | if (NILP (frame)) |
7500877e | 877 | XSET (frame, Lisp_Frame, selected_frame); |
1aa66088 | 878 | |
ff11dfa1 | 879 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 880 | |
dbc4e1c1 | 881 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
882 | #ifdef HAVE_X_WINDOWS |
883 | if (FRAME_X_P (XFRAME (frame))) | |
02ff9dd5 RS |
884 | { |
885 | FRAME_SAMPLE_VISIBILITY (XFRAME (frame)); | |
886 | x_make_frame_visible (XFRAME (frame)); | |
887 | } | |
fd0c2bd1 | 888 | #endif |
dc6f92b8 | 889 | |
ff11dfa1 | 890 | return frame; |
dc6f92b8 JB |
891 | } |
892 | ||
ff11dfa1 | 893 | DEFUN ("make-frame-invisible", Fmake_frame_invisible, Smake_frame_invisible, |
808c0f20 | 894 | 0, 2, "", |
8693ca83 | 895 | "Make the frame FRAME invisible (assuming it is an X-window).\n\ |
808c0f20 RS |
896 | If omitted, FRAME defaults to the currently selected frame.\n\ |
897 | Normally you may not make FRAME invisible if all other frames are invisible,\n\ | |
898 | but if the second optional argument FORCE is non-nil, you may do so.") | |
899 | (frame, force) | |
900 | Lisp_Object frame, force; | |
dc6f92b8 | 901 | { |
1aa66088 | 902 | if (NILP (frame)) |
7500877e | 903 | XSET (frame, Lisp_Frame, selected_frame); |
1aa66088 | 904 | |
ff11dfa1 | 905 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 906 | |
808c0f20 RS |
907 | if (NILP (force) && !other_visible_frames (XFRAME (frame))) |
908 | error ("Attempt to make invisible the sole visible or iconified frame"); | |
909 | ||
9c394f17 RS |
910 | /* Don't let the frame remain selected. */ |
911 | if (XFRAME (frame) == selected_frame) | |
912 | Fhandle_switch_frame (next_frame (frame, Qt), Qnil); | |
913 | ||
914 | /* Don't allow minibuf_window to remain on a deleted frame. */ | |
915 | if (EQ (XFRAME (frame)->minibuffer_window, minibuf_window)) | |
916 | { | |
917 | Fset_window_buffer (selected_frame->minibuffer_window, | |
918 | XWINDOW (minibuf_window)->buffer); | |
919 | minibuf_window = selected_frame->minibuffer_window; | |
920 | } | |
921 | ||
dbc4e1c1 | 922 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
923 | #ifdef HAVE_X_WINDOWS |
924 | if (FRAME_X_P (XFRAME (frame))) | |
ff11dfa1 | 925 | x_make_frame_invisible (XFRAME (frame)); |
fd0c2bd1 | 926 | #endif |
dc6f92b8 JB |
927 | |
928 | return Qnil; | |
929 | } | |
930 | ||
ff11dfa1 | 931 | DEFUN ("iconify-frame", Ficonify_frame, Siconify_frame, |
1aa66088 | 932 | 0, 1, "", |
8693ca83 JB |
933 | "Make the frame FRAME into an icon.\n\ |
934 | If omitted, FRAME defaults to the currently selected frame.") | |
ff11dfa1 JB |
935 | (frame) |
936 | Lisp_Object frame; | |
dc6f92b8 | 937 | { |
1aa66088 | 938 | if (NILP (frame)) |
7500877e | 939 | XSET (frame, Lisp_Frame, selected_frame); |
1aa66088 | 940 | |
ff11dfa1 | 941 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 942 | |
9c394f17 RS |
943 | /* Don't let the frame remain selected. */ |
944 | if (XFRAME (frame) == selected_frame) | |
945 | Fhandle_switch_frame (next_frame (frame, Qt), Qnil); | |
946 | ||
947 | /* Don't allow minibuf_window to remain on a deleted frame. */ | |
948 | if (EQ (XFRAME (frame)->minibuffer_window, minibuf_window)) | |
949 | { | |
950 | Fset_window_buffer (selected_frame->minibuffer_window, | |
951 | XWINDOW (minibuf_window)->buffer); | |
952 | minibuf_window = selected_frame->minibuffer_window; | |
953 | } | |
954 | ||
dbc4e1c1 | 955 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
956 | #ifdef HAVE_X_WINDOWS |
957 | if (FRAME_X_P (XFRAME (frame))) | |
ff11dfa1 | 958 | x_iconify_frame (XFRAME (frame)); |
fd0c2bd1 | 959 | #endif |
dc6f92b8 JB |
960 | |
961 | return Qnil; | |
962 | } | |
963 | ||
ff11dfa1 | 964 | DEFUN ("frame-visible-p", Fframe_visible_p, Sframe_visible_p, |
dc6f92b8 | 965 | 1, 1, 0, |
ff11dfa1 JB |
966 | "Return t if FRAME is now \"visible\" (actually in use for display).\n\ |
967 | A frame that is not \"visible\" is not updated and, if it works through\n\ | |
dc6f92b8 | 968 | a window system, it may not show at all.\n\ |
fd0c2bd1 | 969 | Return the symbol `icon' if frame is visible only as an icon.") |
ff11dfa1 JB |
970 | (frame) |
971 | Lisp_Object frame; | |
dc6f92b8 | 972 | { |
ff11dfa1 | 973 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 974 | |
5c044f55 RS |
975 | FRAME_SAMPLE_VISIBILITY (XFRAME (frame)); |
976 | ||
a42e9724 | 977 | if (FRAME_VISIBLE_P (XFRAME (frame))) |
dc6f92b8 | 978 | return Qt; |
a42e9724 | 979 | if (FRAME_ICONIFIED_P (XFRAME (frame))) |
fd0c2bd1 | 980 | return Qicon; |
dc6f92b8 JB |
981 | return Qnil; |
982 | } | |
983 | ||
ff11dfa1 | 984 | DEFUN ("visible-frame-list", Fvisible_frame_list, Svisible_frame_list, |
dc6f92b8 | 985 | 0, 0, 0, |
ff11dfa1 | 986 | "Return a list of all frames now \"visible\" (being updated).") |
dc6f92b8 JB |
987 | () |
988 | { | |
ff11dfa1 JB |
989 | Lisp_Object tail, frame; |
990 | struct frame *f; | |
dc6f92b8 JB |
991 | Lisp_Object value; |
992 | ||
993 | value = Qnil; | |
ff11dfa1 | 994 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) |
dc6f92b8 | 995 | { |
ff11dfa1 JB |
996 | frame = XCONS (tail)->car; |
997 | if (XTYPE (frame) != Lisp_Frame) | |
dc6f92b8 | 998 | continue; |
ff11dfa1 | 999 | f = XFRAME (frame); |
a42e9724 | 1000 | if (FRAME_VISIBLE_P (f)) |
ff11dfa1 | 1001 | value = Fcons (frame, value); |
dc6f92b8 JB |
1002 | } |
1003 | return value; | |
1004 | } | |
d5e7c279 JB |
1005 | |
1006 | ||
b49f5578 | 1007 | DEFUN ("raise-frame", Fraise_frame, Sraise_frame, 1, 1, 0, |
dbc4e1c1 JB |
1008 | "Bring FRAME to the front, so it occludes any frames it overlaps.\n\ |
1009 | If FRAME is invisible, make it visible.\n\ | |
1010 | If Emacs is displaying on an ordinary terminal or some other device which\n\ | |
1011 | doesn't support multiple overlapping frames, this function does nothing.") | |
1012 | (frame) | |
1013 | Lisp_Object frame; | |
1014 | { | |
1015 | CHECK_LIVE_FRAME (frame, 0); | |
8a981af5 RS |
1016 | |
1017 | /* Do like the documentation says. */ | |
1018 | Fmake_frame_visible (frame); | |
1019 | ||
dbc4e1c1 JB |
1020 | if (frame_raise_lower_hook) |
1021 | (*frame_raise_lower_hook) (XFRAME (frame), 1); | |
1022 | ||
1023 | return Qnil; | |
1024 | } | |
1025 | ||
b49f5578 JB |
1026 | /* Should we have a corresponding function called Flower_Power? */ |
1027 | DEFUN ("lower-frame", Flower_frame, Slower_frame, 1, 1, 0, | |
dbc4e1c1 JB |
1028 | "Send FRAME to the back, so it is occluded by any frames that overlap it.\n\ |
1029 | If Emacs is displaying on an ordinary terminal or some other device which\n\ | |
1030 | doesn't support multiple overlapping frames, this function does nothing.") | |
1031 | (frame) | |
1032 | Lisp_Object frame; | |
1033 | { | |
1034 | CHECK_LIVE_FRAME (frame, 0); | |
1035 | ||
1036 | if (frame_raise_lower_hook) | |
1037 | (*frame_raise_lower_hook) (XFRAME (frame), 0); | |
1038 | ||
1039 | return Qnil; | |
1040 | } | |
1041 | ||
d5e7c279 | 1042 | \f |
ff11dfa1 | 1043 | DEFUN ("redirect-frame-focus", Fredirect_frame_focus, Sredirect_frame_focus, |
d5e7c279 | 1044 | 1, 2, 0, |
ff11dfa1 | 1045 | "Arrange for keystrokes typed at FRAME to be sent to FOCUS-FRAME.\n\ |
a42e9724 JB |
1046 | In other words, switch-frame events caused by events in FRAME will\n\ |
1047 | request a switch to FOCUS-FRAME, and `last-event-frame' will be\n\ | |
1048 | FOCUS-FRAME after reading an event typed at FRAME.\n\ | |
d5e7c279 | 1049 | \n\ |
a42e9724 | 1050 | If FOCUS-FRAME is omitted or nil, any existing redirection is\n\ |
ff11dfa1 | 1051 | cancelled, and the frame again receives its own keystrokes.\n\ |
d5e7c279 | 1052 | \n\ |
a42e9724 JB |
1053 | Focus redirection is useful for temporarily redirecting keystrokes to\n\ |
1054 | a surrogate minibuffer frame when a frame doesn't have its own\n\ | |
1055 | minibuffer window.\n\ | |
d5e7c279 | 1056 | \n\ |
a42e9724 JB |
1057 | A frame's focus redirection can be changed by select-frame. If frame\n\ |
1058 | FOO is selected, and then a different frame BAR is selected, any\n\ | |
1059 | frames redirecting their focus to FOO are shifted to redirect their\n\ | |
1060 | focus to BAR. This allows focus redirection to work properly when the\n\ | |
1061 | user switches from one frame to another using `select-window'.\n\ | |
1062 | \n\ | |
1063 | This means that a frame whose focus is redirected to itself is treated\n\ | |
1064 | differently from a frame whose focus is redirected to nil; the former\n\ | |
1065 | is affected by select-frame, while the latter is not.\n\ | |
1066 | \n\ | |
1067 | The redirection lasts until `redirect-frame-focus' is called to change it.") | |
ff11dfa1 JB |
1068 | (frame, focus_frame) |
1069 | Lisp_Object frame, focus_frame; | |
d5e7c279 | 1070 | { |
13144095 JB |
1071 | /* Note that we don't check for a live frame here. It's reasonable |
1072 | to redirect the focus of a frame you're about to delete, if you | |
1073 | know what other frame should receive those keystrokes. */ | |
1074 | CHECK_FRAME (frame, 0); | |
f9898cc6 | 1075 | |
a42e9724 | 1076 | if (! NILP (focus_frame)) |
ff11dfa1 | 1077 | CHECK_LIVE_FRAME (focus_frame, 1); |
d5e7c279 | 1078 | |
ff11dfa1 | 1079 | XFRAME (frame)->focus_frame = focus_frame; |
d5e7c279 | 1080 | |
9c394f17 RS |
1081 | /* I think this should be done with a hook. */ |
1082 | #ifdef HAVE_X_WINDOWS | |
1083 | if (!NILP (focus_frame) && ! EQ (focus_frame, frame) | |
1084 | && FRAME_X_P (XFRAME (focus_frame))) | |
1085 | Ffocus_frame (focus_frame); | |
1086 | #endif | |
1087 | ||
ff11dfa1 JB |
1088 | if (frame_rehighlight_hook) |
1089 | (*frame_rehighlight_hook) (); | |
d5e7c279 JB |
1090 | |
1091 | return Qnil; | |
1092 | } | |
1093 | ||
1094 | ||
ff11dfa1 JB |
1095 | DEFUN ("frame-focus", Fframe_focus, Sframe_focus, 1, 1, 0, |
1096 | "Return the frame to which FRAME's keystrokes are currently being sent.\n\ | |
a42e9724 | 1097 | This returns nil if FRAME's focus is not redirected.\n\ |
ff11dfa1 JB |
1098 | See `redirect-frame-focus'.") |
1099 | (frame) | |
1100 | Lisp_Object frame; | |
d5e7c279 | 1101 | { |
ff11dfa1 | 1102 | CHECK_LIVE_FRAME (frame, 0); |
a42e9724 | 1103 | |
ff11dfa1 | 1104 | return FRAME_FOCUS_FRAME (XFRAME (frame)); |
d5e7c279 JB |
1105 | } |
1106 | ||
1107 | ||
dc6f92b8 JB |
1108 | \f |
1109 | Lisp_Object | |
ff11dfa1 JB |
1110 | get_frame_param (frame, prop) |
1111 | register struct frame *frame; | |
dc6f92b8 JB |
1112 | Lisp_Object prop; |
1113 | { | |
1114 | register Lisp_Object tem; | |
1115 | ||
ff11dfa1 | 1116 | tem = Fassq (prop, frame->param_alist); |
dc6f92b8 JB |
1117 | if (EQ (tem, Qnil)) |
1118 | return tem; | |
1119 | return Fcdr (tem); | |
1120 | } | |
1121 | ||
1122 | void | |
fd0c2bd1 | 1123 | store_in_alist (alistptr, prop, val) |
dc6f92b8 | 1124 | Lisp_Object *alistptr, val; |
fd0c2bd1 | 1125 | Lisp_Object prop; |
dc6f92b8 JB |
1126 | { |
1127 | register Lisp_Object tem; | |
dc6f92b8 | 1128 | |
dc6f92b8 JB |
1129 | tem = Fassq (prop, *alistptr); |
1130 | if (EQ (tem, Qnil)) | |
1131 | *alistptr = Fcons (Fcons (prop, val), *alistptr); | |
1132 | else | |
1133 | Fsetcdr (tem, val); | |
1134 | } | |
1135 | ||
1136 | void | |
ff11dfa1 JB |
1137 | store_frame_param (f, prop, val) |
1138 | struct frame *f; | |
dc6f92b8 JB |
1139 | Lisp_Object prop, val; |
1140 | { | |
1141 | register Lisp_Object tem; | |
1142 | ||
ff11dfa1 | 1143 | tem = Fassq (prop, f->param_alist); |
dc6f92b8 | 1144 | if (EQ (tem, Qnil)) |
ff11dfa1 | 1145 | f->param_alist = Fcons (Fcons (prop, val), f->param_alist); |
dc6f92b8 JB |
1146 | else |
1147 | Fsetcdr (tem, val); | |
bc93c097 JB |
1148 | |
1149 | if (EQ (prop, Qminibuffer) | |
1150 | && XTYPE (val) == Lisp_Window) | |
1151 | { | |
1152 | if (! MINI_WINDOW_P (XWINDOW (val))) | |
1153 | error ("Surrogate minibuffer windows must be minibuffer windows."); | |
1154 | ||
fd0c2bd1 | 1155 | if (FRAME_HAS_MINIBUF_P (f) || FRAME_MINIBUF_ONLY_P (f)) |
1fb2d074 | 1156 | error ("can't change the surrogate minibuffer of a frame with its own minibuffer"); |
bc93c097 JB |
1157 | |
1158 | /* Install the chosen minibuffer window, with proper buffer. */ | |
ff11dfa1 | 1159 | f->minibuffer_window = val; |
bc93c097 | 1160 | } |
dc6f92b8 JB |
1161 | } |
1162 | ||
ff11dfa1 JB |
1163 | DEFUN ("frame-parameters", Fframe_parameters, Sframe_parameters, 0, 1, 0, |
1164 | "Return the parameters-alist of frame FRAME.\n\ | |
dc6f92b8 | 1165 | It is a list of elements of the form (PARM . VALUE), where PARM is a symbol.\n\ |
dc6d9681 JB |
1166 | The meaningful PARMs depend on the kind of frame.\n\ |
1167 | If FRAME is omitted, return information on the currently selected frame.") | |
ff11dfa1 JB |
1168 | (frame) |
1169 | Lisp_Object frame; | |
dc6f92b8 JB |
1170 | { |
1171 | Lisp_Object alist; | |
ff11dfa1 | 1172 | struct frame *f; |
dc6f92b8 | 1173 | |
ff11dfa1 JB |
1174 | if (EQ (frame, Qnil)) |
1175 | f = selected_frame; | |
dc6f92b8 JB |
1176 | else |
1177 | { | |
ff11dfa1 JB |
1178 | CHECK_FRAME (frame, 0); |
1179 | f = XFRAME (frame); | |
dc6f92b8 JB |
1180 | } |
1181 | ||
ff11dfa1 | 1182 | if (f->display.nothing == 0) |
dc6f92b8 JB |
1183 | return Qnil; |
1184 | ||
ff11dfa1 | 1185 | alist = Fcopy_alist (f->param_alist); |
fd0c2bd1 JB |
1186 | store_in_alist (&alist, Qname, f->name); |
1187 | store_in_alist (&alist, Qheight, make_number (f->height)); | |
1188 | store_in_alist (&alist, Qwidth, make_number (f->width)); | |
1189 | store_in_alist (&alist, Qmodeline, (f->wants_modeline ? Qt : Qnil)); | |
1190 | store_in_alist (&alist, Qminibuffer, | |
39acc701 | 1191 | (! FRAME_HAS_MINIBUF_P (f) ? Qnil |
fd0c2bd1 JB |
1192 | : (FRAME_MINIBUF_ONLY_P (f) ? Qonly |
1193 | : FRAME_MINIBUF_WINDOW (f)))); | |
1194 | store_in_alist (&alist, Qunsplittable, (f->no_split ? Qt : Qnil)); | |
fa8fdbf9 | 1195 | store_in_alist (&alist, Qmenu_bar_lines, (FRAME_MENU_BAR_LINES (f))); |
fd0c2bd1 | 1196 | |
dbc4e1c1 | 1197 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1198 | #ifdef HAVE_X_WINDOWS |
1199 | if (FRAME_X_P (f)) | |
ff11dfa1 | 1200 | x_report_frame_params (f, &alist); |
fd0c2bd1 | 1201 | #endif |
dc6f92b8 JB |
1202 | return alist; |
1203 | } | |
1204 | ||
ff11dfa1 JB |
1205 | DEFUN ("modify-frame-parameters", Fmodify_frame_parameters, |
1206 | Smodify_frame_parameters, 2, 2, 0, | |
1207 | "Modify the parameters of frame FRAME according to ALIST.\n\ | |
dc6f92b8 JB |
1208 | ALIST is an alist of parameters to change and their new values.\n\ |
1209 | Each element of ALIST has the form (PARM . VALUE), where PARM is a symbol.\n\ | |
ff11dfa1 JB |
1210 | The meaningful PARMs depend on the kind of frame; undefined PARMs are ignored.") |
1211 | (frame, alist) | |
1212 | Lisp_Object frame, alist; | |
dc6f92b8 | 1213 | { |
fd0c2bd1 | 1214 | FRAME_PTR f; |
dc6f92b8 JB |
1215 | register Lisp_Object tail, elt, prop, val; |
1216 | ||
ff11dfa1 JB |
1217 | if (EQ (frame, Qnil)) |
1218 | f = selected_frame; | |
dc6f92b8 JB |
1219 | else |
1220 | { | |
ff11dfa1 JB |
1221 | CHECK_LIVE_FRAME (frame, 0); |
1222 | f = XFRAME (frame); | |
dc6f92b8 JB |
1223 | } |
1224 | ||
dbc4e1c1 | 1225 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1226 | #ifdef HAVE_X_WINDOWS |
1227 | if (FRAME_X_P (f)) | |
1228 | #if 1 | |
1229 | x_set_frame_parameters (f, alist); | |
1230 | #else | |
dc6f92b8 JB |
1231 | for (tail = alist; !EQ (tail, Qnil); tail = Fcdr (tail)) |
1232 | { | |
1233 | elt = Fcar (tail); | |
1234 | prop = Fcar (elt); | |
1235 | val = Fcdr (elt); | |
fd0c2bd1 | 1236 | x_set_frame_param (f, prop, val, get_frame_param (f, prop)); |
ff11dfa1 | 1237 | store_frame_param (f, prop, val); |
dc6f92b8 | 1238 | } |
fd0c2bd1 JB |
1239 | #endif |
1240 | #endif | |
dc6f92b8 JB |
1241 | |
1242 | return Qnil; | |
1243 | } | |
1244 | \f | |
a26a1f95 RS |
1245 | DEFUN ("frame-char-height", Fframe_char_height, Sframe_char_height, |
1246 | 0, 1, 0, | |
1247 | "Height in pixels of a line in the font in frame FRAME.\n\ | |
1248 | If FRAME is omitted, the selected frame is used.\n\ | |
1249 | For a terminal frame, the value is always 1.") | |
ff11dfa1 JB |
1250 | (frame) |
1251 | Lisp_Object frame; | |
dc6f92b8 | 1252 | { |
a26a1f95 | 1253 | struct frame *f; |
dc6f92b8 | 1254 | |
a26a1f95 RS |
1255 | if (NILP (frame)) |
1256 | f = selected_frame; | |
1257 | else | |
1258 | { | |
1259 | CHECK_FRAME (frame, 0); | |
1260 | f = XFRAME (frame); | |
1261 | } | |
1262 | ||
1263 | #ifdef HAVE_X_WINDOWS | |
1264 | if (FRAME_X_P (f)) | |
1265 | return make_number (x_char_height (f)); | |
1266 | else | |
dc6d9681 | 1267 | #endif |
a26a1f95 RS |
1268 | return make_number (1); |
1269 | } | |
dc6d9681 | 1270 | |
dc6f92b8 | 1271 | |
a26a1f95 RS |
1272 | DEFUN ("frame-char-width", Fframe_char_width, Sframe_char_width, |
1273 | 0, 1, 0, | |
1274 | "Width in pixels of characters in the font in frame FRAME.\n\ | |
1275 | If FRAME is omitted, the selected frame is used.\n\ | |
1276 | The width is the same for all characters, because\n\ | |
1277 | currently Emacs supports only fixed-width fonts.\n\ | |
1278 | For a terminal screen, the value is always 1.") | |
1279 | (frame) | |
1280 | Lisp_Object frame; | |
dc6f92b8 | 1281 | { |
a26a1f95 RS |
1282 | struct frame *f; |
1283 | ||
1284 | if (NILP (frame)) | |
1285 | f = selected_frame; | |
1286 | else | |
1287 | { | |
1288 | CHECK_FRAME (frame, 0); | |
1289 | f = XFRAME (frame); | |
1290 | } | |
1291 | ||
1292 | #ifdef HAVE_X_WINDOWS | |
1293 | if (FRAME_X_P (f)) | |
1294 | return make_number (x_char_width (f)); | |
1295 | else | |
1296 | #endif | |
1297 | return make_number (1); | |
dc6f92b8 JB |
1298 | } |
1299 | ||
a26a1f95 RS |
1300 | DEFUN ("frame-pixel-height", Fframe_pixel_height, |
1301 | Sframe_pixel_height, 0, 1, 0, | |
164a14ef RS |
1302 | "Return a FRAME's height in pixels.\n\ |
1303 | For a terminal frame, the result really gives the height in characters.\n\ | |
a26a1f95 RS |
1304 | If FRAME is omitted, the selected frame is used.") |
1305 | (frame) | |
1306 | Lisp_Object frame; | |
dc6f92b8 | 1307 | { |
a26a1f95 RS |
1308 | struct frame *f; |
1309 | ||
1310 | if (NILP (frame)) | |
1311 | f = selected_frame; | |
1312 | else | |
1313 | { | |
1314 | CHECK_FRAME (frame, 0); | |
1315 | f = XFRAME (frame); | |
1316 | } | |
1317 | ||
1318 | #ifdef HAVE_X_WINDOWS | |
1319 | if (FRAME_X_P (f)) | |
1320 | return make_number (x_pixel_height (f)); | |
1321 | else | |
dc6d9681 | 1322 | #endif |
a26a1f95 RS |
1323 | return make_number (FRAME_HEIGHT (f)); |
1324 | } | |
1325 | ||
1326 | DEFUN ("frame-pixel-width", Fframe_pixel_width, | |
1327 | Sframe_pixel_width, 0, 1, 0, | |
1328 | "Return FRAME's width in pixels.\n\ | |
164a14ef | 1329 | For a terminal frame, the result really gives the width in characters.\n\ |
a26a1f95 RS |
1330 | If FRAME is omitted, the selected frame is used.") |
1331 | (frame) | |
1332 | Lisp_Object frame; | |
1333 | { | |
1334 | struct frame *f; | |
1335 | ||
1336 | if (NILP (frame)) | |
1337 | f = selected_frame; | |
1338 | else | |
1339 | { | |
1340 | CHECK_FRAME (frame, 0); | |
1341 | f = XFRAME (frame); | |
1342 | } | |
dc6f92b8 | 1343 | |
a26a1f95 RS |
1344 | #ifdef HAVE_X_WINDOWS |
1345 | if (FRAME_X_P (f)) | |
1346 | return make_number (x_pixel_width (f)); | |
1347 | else | |
1348 | #endif | |
1349 | return make_number (FRAME_WIDTH (f)); | |
1350 | } | |
1351 | \f | |
ff11dfa1 JB |
1352 | DEFUN ("set-frame-height", Fset_frame_height, Sset_frame_height, 2, 3, 0, |
1353 | "Specify that the frame FRAME has LINES lines.\n\ | |
dc6f92b8 | 1354 | Optional third arg non-nil means that redisplay should use LINES lines\n\ |
ff11dfa1 JB |
1355 | but that the idea of the actual height of the frame should not be changed.") |
1356 | (frame, rows, pretend) | |
fd0c2bd1 | 1357 | Lisp_Object frame, rows, pretend; |
dc6f92b8 | 1358 | { |
ff11dfa1 | 1359 | register struct frame *f; |
dc6f92b8 JB |
1360 | |
1361 | CHECK_NUMBER (rows, 0); | |
ff11dfa1 JB |
1362 | if (NILP (frame)) |
1363 | f = selected_frame; | |
dc6f92b8 JB |
1364 | else |
1365 | { | |
ff11dfa1 JB |
1366 | CHECK_LIVE_FRAME (frame, 0); |
1367 | f = XFRAME (frame); | |
dc6f92b8 JB |
1368 | } |
1369 | ||
dbc4e1c1 | 1370 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1371 | #ifdef HAVE_X_WINDOWS |
1372 | if (FRAME_X_P (f)) | |
dc6f92b8 | 1373 | { |
ff11dfa1 | 1374 | if (XINT (rows) != f->width) |
808c0f20 | 1375 | x_set_window_size (f, 1, f->width, XINT (rows)); |
dc6f92b8 JB |
1376 | } |
1377 | else | |
fd0c2bd1 JB |
1378 | #endif |
1379 | change_frame_size (f, XINT (rows), 0, !NILP (pretend), 0); | |
dc6f92b8 JB |
1380 | return Qnil; |
1381 | } | |
1382 | ||
ff11dfa1 JB |
1383 | DEFUN ("set-frame-width", Fset_frame_width, Sset_frame_width, 2, 3, 0, |
1384 | "Specify that the frame FRAME has COLS columns.\n\ | |
dc6f92b8 | 1385 | Optional third arg non-nil means that redisplay should use COLS columns\n\ |
ff11dfa1 JB |
1386 | but that the idea of the actual width of the frame should not be changed.") |
1387 | (frame, cols, pretend) | |
fd0c2bd1 | 1388 | Lisp_Object frame, cols, pretend; |
dc6f92b8 | 1389 | { |
ff11dfa1 | 1390 | register struct frame *f; |
dc6f92b8 | 1391 | CHECK_NUMBER (cols, 0); |
ff11dfa1 JB |
1392 | if (NILP (frame)) |
1393 | f = selected_frame; | |
dc6f92b8 JB |
1394 | else |
1395 | { | |
ff11dfa1 JB |
1396 | CHECK_LIVE_FRAME (frame, 0); |
1397 | f = XFRAME (frame); | |
dc6f92b8 JB |
1398 | } |
1399 | ||
dbc4e1c1 | 1400 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1401 | #ifdef HAVE_X_WINDOWS |
1402 | if (FRAME_X_P (f)) | |
dc6f92b8 | 1403 | { |
ff11dfa1 | 1404 | if (XINT (cols) != f->width) |
808c0f20 | 1405 | x_set_window_size (f, 1, XINT (cols), f->height); |
dc6f92b8 JB |
1406 | } |
1407 | else | |
fd0c2bd1 JB |
1408 | #endif |
1409 | change_frame_size (f, 0, XINT (cols), !NILP (pretend), 0); | |
dc6f92b8 JB |
1410 | return Qnil; |
1411 | } | |
1412 | ||
ff11dfa1 JB |
1413 | DEFUN ("set-frame-size", Fset_frame_size, Sset_frame_size, 3, 3, 0, |
1414 | "Sets size of FRAME to COLS by ROWS, measured in characters.") | |
1415 | (frame, cols, rows) | |
1416 | Lisp_Object frame, cols, rows; | |
dc6f92b8 | 1417 | { |
ff11dfa1 | 1418 | register struct frame *f; |
dc6f92b8 JB |
1419 | int mask; |
1420 | ||
ff11dfa1 | 1421 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 JB |
1422 | CHECK_NUMBER (cols, 2); |
1423 | CHECK_NUMBER (rows, 1); | |
ff11dfa1 | 1424 | f = XFRAME (frame); |
dc6f92b8 | 1425 | |
dbc4e1c1 | 1426 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1427 | #ifdef HAVE_X_WINDOWS |
1428 | if (FRAME_X_P (f)) | |
dc6f92b8 | 1429 | { |
ff11dfa1 | 1430 | if (XINT (rows) != f->height || XINT (cols) != f->width) |
808c0f20 | 1431 | x_set_window_size (f, 1, XINT (cols), XINT (rows)); |
dc6f92b8 JB |
1432 | } |
1433 | else | |
fd0c2bd1 JB |
1434 | #endif |
1435 | change_frame_size (f, XINT (rows), XINT (cols), 0, 0); | |
dc6f92b8 JB |
1436 | |
1437 | return Qnil; | |
1438 | } | |
1439 | ||
ff11dfa1 JB |
1440 | DEFUN ("set-frame-position", Fset_frame_position, |
1441 | Sset_frame_position, 3, 3, 0, | |
1442 | "Sets position of FRAME in pixels to XOFFSET by YOFFSET.\n\ | |
60bf8ee4 RS |
1443 | This is actually the position of the upper left corner of the frame.\n\ |
1444 | Negative values for XOFFSET or YOFFSET are interpreted relative to\n\ | |
4524cb1c | 1445 | the rightmost or bottommost possible position (that stays within the screen).") |
ff11dfa1 JB |
1446 | (frame, xoffset, yoffset) |
1447 | Lisp_Object frame, xoffset, yoffset; | |
dc6f92b8 | 1448 | { |
ff11dfa1 | 1449 | register struct frame *f; |
dc6f92b8 JB |
1450 | int mask; |
1451 | ||
ff11dfa1 | 1452 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 JB |
1453 | CHECK_NUMBER (xoffset, 1); |
1454 | CHECK_NUMBER (yoffset, 2); | |
ff11dfa1 | 1455 | f = XFRAME (frame); |
dc6f92b8 | 1456 | |
dbc4e1c1 | 1457 | /* I think this should be done with a hook. */ |
fd0c2bd1 JB |
1458 | #ifdef HAVE_X_WINDOWS |
1459 | if (FRAME_X_P (f)) | |
ff11dfa1 | 1460 | x_set_offset (f, XINT (xoffset), XINT (yoffset)); |
fd0c2bd1 | 1461 | #endif |
dc6f92b8 JB |
1462 | |
1463 | return Qt; | |
1464 | } | |
dc6d9681 | 1465 | |
dc6f92b8 | 1466 | \f |
ff11dfa1 | 1467 | choose_minibuf_frame () |
dc6f92b8 | 1468 | { |
ff11dfa1 JB |
1469 | /* For lowest-level minibuf, put it on currently selected frame |
1470 | if frame has a minibuffer. */ | |
d06a8a56 | 1471 | |
dc6f92b8 | 1472 | if (minibuf_level == 0 |
ff11dfa1 | 1473 | && selected_frame != 0 |
d06a8a56 | 1474 | && !EQ (minibuf_window, selected_frame->minibuffer_window)) |
dc6f92b8 | 1475 | { |
d06a8a56 JB |
1476 | /* I don't think that any frames may validly have a null minibuffer |
1477 | window anymore. */ | |
1478 | if (NILP (selected_frame->minibuffer_window)) | |
1479 | abort (); | |
1480 | ||
ff11dfa1 | 1481 | Fset_window_buffer (selected_frame->minibuffer_window, |
dc6f92b8 | 1482 | XWINDOW (minibuf_window)->buffer); |
ff11dfa1 | 1483 | minibuf_window = selected_frame->minibuffer_window; |
dc6f92b8 JB |
1484 | } |
1485 | } | |
1486 | \f | |
ff11dfa1 | 1487 | syms_of_frame () |
dc6f92b8 | 1488 | { |
fd0c2bd1 | 1489 | /*&&& init symbols here &&&*/ |
ff11dfa1 | 1490 | Qframep = intern ("framep"); |
ff11dfa1 | 1491 | staticpro (&Qframep); |
dbc4e1c1 JB |
1492 | Qframe_live_p = intern ("frame-live-p"); |
1493 | staticpro (&Qframe_live_p); | |
fd0c2bd1 JB |
1494 | Qheight = intern ("height"); |
1495 | staticpro (&Qheight); | |
1496 | Qicon = intern ("icon"); | |
1497 | staticpro (&Qicon); | |
1498 | Qminibuffer = intern ("minibuffer"); | |
bc93c097 | 1499 | staticpro (&Qminibuffer); |
fd0c2bd1 JB |
1500 | Qmodeline = intern ("modeline"); |
1501 | staticpro (&Qmodeline); | |
1502 | Qname = intern ("name"); | |
1503 | staticpro (&Qname); | |
fd0c2bd1 JB |
1504 | Qonly = intern ("only"); |
1505 | staticpro (&Qonly); | |
1506 | Qunsplittable = intern ("unsplittable"); | |
1507 | staticpro (&Qunsplittable); | |
1508 | Qwidth = intern ("width"); | |
1509 | staticpro (&Qwidth); | |
1510 | Qx = intern ("x"); | |
1511 | staticpro (&Qx); | |
fa8fdbf9 RS |
1512 | Qmenu_bar_lines = intern ("menu-bar-lines"); |
1513 | staticpro (&Qmenu_bar_lines); | |
dc6f92b8 | 1514 | |
ff11dfa1 | 1515 | staticpro (&Vframe_list); |
dc6f92b8 | 1516 | |
ff11dfa1 JB |
1517 | DEFVAR_LISP ("terminal-frame", &Vterminal_frame, |
1518 | "The initial frame-object, which represents Emacs's stdout."); | |
dc6f92b8 JB |
1519 | |
1520 | DEFVAR_LISP ("emacs-iconified", &Vemacs_iconified, | |
ff11dfa1 | 1521 | "Non-nil if all of emacs is iconified and frame updates are not needed."); |
dc6f92b8 JB |
1522 | Vemacs_iconified = Qnil; |
1523 | ||
ff11dfa1 JB |
1524 | DEFVAR_LISP ("default-minibuffer-frame", &Vdefault_minibuffer_frame, |
1525 | "Minibufferless frames use this frame's minibuffer.\n\ | |
f9898cc6 | 1526 | \n\ |
ff11dfa1 | 1527 | Emacs cannot create minibufferless frames unless this is set to an\n\ |
f9898cc6 JB |
1528 | appropriate surrogate.\n\ |
1529 | \n\ | |
1530 | Emacs consults this variable only when creating minibufferless\n\ | |
ff11dfa1 | 1531 | frames; once the frame is created, it sticks with its assigned\n\ |
f9898cc6 JB |
1532 | minibuffer, no matter what this variable is set to. This means that\n\ |
1533 | this variable doesn't necessarily say anything meaningful about the\n\ | |
ff11dfa1 | 1534 | current set of frames, or where the minibuffer is currently being\n\ |
f9898cc6 | 1535 | displayed."); |
ff11dfa1 | 1536 | Vdefault_minibuffer_frame = Qnil; |
dc6f92b8 | 1537 | |
ff11dfa1 JB |
1538 | DEFVAR_LISP ("default-frame-alist", &Vdefault_frame_alist, |
1539 | "Alist of default values for frame creation.\n\ | |
5bce042c | 1540 | These may be set in your init file, like this:\n\ |
ff11dfa1 | 1541 | (setq default-frame-alist '((width . 80) (height . 55)))\n\ |
5bce042c JB |
1542 | These override values given in window system configuration data, like\n\ |
1543 | X Windows' defaults database.\n\ | |
ff11dfa1 JB |
1544 | For values specific to the first Emacs frame, see `initial-frame-alist'.\n\ |
1545 | For values specific to the separate minibuffer frame, see\n\ | |
1546 | `minibuffer-frame-alist'."); | |
1547 | Vdefault_frame_alist = Qnil; | |
1548 | ||
1549 | defsubr (&Sframep); | |
dbc4e1c1 | 1550 | defsubr (&Sframe_live_p); |
0f85737c | 1551 | defsubr (&Shandle_switch_frame); |
ff11dfa1 JB |
1552 | defsubr (&Sselect_frame); |
1553 | defsubr (&Sselected_frame); | |
1554 | defsubr (&Swindow_frame); | |
1555 | defsubr (&Sframe_root_window); | |
1556 | defsubr (&Sframe_selected_window); | |
1557 | defsubr (&Sframe_list); | |
1558 | defsubr (&Snext_frame); | |
ef2c57ac | 1559 | defsubr (&Sprevious_frame); |
ff11dfa1 | 1560 | defsubr (&Sdelete_frame); |
f9898cc6 | 1561 | defsubr (&Smouse_position); |
dc6f92b8 JB |
1562 | defsubr (&Sset_mouse_position); |
1563 | #if 0 | |
ff11dfa1 JB |
1564 | defsubr (&Sframe_configuration); |
1565 | defsubr (&Srestore_frame_configuration); | |
dc6f92b8 | 1566 | #endif |
ff11dfa1 JB |
1567 | defsubr (&Smake_frame_visible); |
1568 | defsubr (&Smake_frame_invisible); | |
1569 | defsubr (&Siconify_frame); | |
1570 | defsubr (&Sframe_visible_p); | |
1571 | defsubr (&Svisible_frame_list); | |
b49f5578 JB |
1572 | defsubr (&Sraise_frame); |
1573 | defsubr (&Slower_frame); | |
ff11dfa1 JB |
1574 | defsubr (&Sredirect_frame_focus); |
1575 | defsubr (&Sframe_focus); | |
1576 | defsubr (&Sframe_parameters); | |
1577 | defsubr (&Smodify_frame_parameters); | |
a26a1f95 RS |
1578 | defsubr (&Sframe_char_height); |
1579 | defsubr (&Sframe_char_width); | |
1580 | defsubr (&Sframe_pixel_height); | |
1581 | defsubr (&Sframe_pixel_width); | |
ff11dfa1 JB |
1582 | defsubr (&Sset_frame_height); |
1583 | defsubr (&Sset_frame_width); | |
1584 | defsubr (&Sset_frame_size); | |
1585 | defsubr (&Sset_frame_position); | |
dc6f92b8 | 1586 | } |
e5d77022 | 1587 | |
2f0b07e0 JB |
1588 | keys_of_frame () |
1589 | { | |
0f85737c | 1590 | initial_define_lispy_key (global_map, "switch-frame", "handle-switch-frame"); |
2f0b07e0 | 1591 | } |
a26a1f95 | 1592 | \f |
d06a8a56 | 1593 | #else /* not MULTI_FRAME */ |
fd0c2bd1 | 1594 | |
cc38027b JB |
1595 | /* If we're not using multi-frame stuff, we still need to provide some |
1596 | support functions. */ | |
1597 | ||
1598 | /* Unless this function is defined, providing set-frame-height and | |
1599 | set-frame-width doesn't help compatibility any, since they both | |
1600 | want this as their first argument. */ | |
1601 | DEFUN ("selected-frame", Fselected_frame, Sselected_frame, 0, 0, 0, | |
1602 | "Return the frame that is now selected.") | |
1603 | () | |
1604 | { | |
1605 | Lisp_Object tem; | |
1606 | XFASTINT (tem) = 0; | |
1607 | return tem; | |
1608 | } | |
704a9b45 RS |
1609 | DEFUN ("framep", Fframep, Sframep, 1, 1, 0, |
1610 | "Return non-nil if OBJECT is a frame.\n\ | |
1611 | Value is t for a termcap frame (a character-only terminal),\n\ | |
1612 | `x' for an Emacs frame that is really an X window.\n\ | |
1613 | Also see `live-frame-p'.") | |
1614 | (object) | |
1615 | Lisp_Object object; | |
1616 | { | |
1617 | return Qnil; | |
1618 | } | |
fd0c2bd1 JB |
1619 | |
1620 | DEFUN ("set-frame-height", Fset_frame_height, Sset_frame_height, 2, 3, 0, | |
1621 | "Specify that the frame FRAME has LINES lines.\n\ | |
1622 | Optional third arg non-nil means that redisplay should use LINES lines\n\ | |
1623 | but that the idea of the actual height of the frame should not be changed.") | |
1624 | (frame, rows, pretend) | |
1625 | Lisp_Object frame, rows, pretend; | |
1626 | { | |
1627 | CHECK_NUMBER (rows, 0); | |
1628 | ||
1629 | change_frame_size (0, XINT (rows), 0, !NILP (pretend), 0); | |
1630 | return Qnil; | |
1631 | } | |
1632 | ||
1633 | DEFUN ("set-frame-width", Fset_frame_width, Sset_frame_width, 2, 3, 0, | |
1634 | "Specify that the frame FRAME has COLS columns.\n\ | |
1635 | Optional third arg non-nil means that redisplay should use COLS columns\n\ | |
1636 | but that the idea of the actual width of the frame should not be changed.") | |
1637 | (frame, cols, pretend) | |
1638 | Lisp_Object frame, cols, pretend; | |
1639 | { | |
1640 | CHECK_NUMBER (cols, 0); | |
1641 | ||
1642 | change_frame_size (0, 0, XINT (cols), !NILP (pretend), 0); | |
1643 | return Qnil; | |
1644 | } | |
1645 | ||
1646 | DEFUN ("set-frame-size", Fset_frame_size, Sset_frame_size, 3, 3, 0, | |
1647 | "Sets size of FRAME to COLS by ROWS, measured in characters.") | |
1648 | (frame, cols, rows) | |
1649 | Lisp_Object frame, cols, rows; | |
1650 | { | |
1651 | CHECK_NUMBER (cols, 2); | |
1652 | CHECK_NUMBER (rows, 1); | |
1653 | ||
1654 | change_frame_size (0, XINT (rows), XINT (cols), 0, 0); | |
1655 | ||
1656 | return Qnil; | |
1657 | } | |
1658 | ||
48c9d487 JB |
1659 | DEFUN ("frame-height", Fframe_height, Sframe_height, 0, 1, 0, |
1660 | "Return number of lines available for display on FRAME.\n\ | |
1661 | If FRAME is omitted, describe the currently selected frame.") | |
1662 | (frame) | |
1663 | Lisp_Object frame; | |
cc38027b JB |
1664 | { |
1665 | return make_number (FRAME_HEIGHT (selected_frame)); | |
1666 | } | |
1667 | ||
48c9d487 JB |
1668 | DEFUN ("frame-width", Fframe_width, Sframe_width, 0, 1, 0, |
1669 | "Return number of columns available for display on FRAME.\n\ | |
1670 | If FRAME is omitted, describe the currently selected frame.") | |
1671 | (frame) | |
1672 | Lisp_Object frame; | |
cc38027b JB |
1673 | { |
1674 | return make_number (FRAME_WIDTH (selected_frame)); | |
1675 | } | |
1676 | ||
a26a1f95 RS |
1677 | DEFUN ("frame-char-height", Fframe_char_height, Sframe_char_height, |
1678 | 0, 1, 0, | |
1679 | "Height in pixels of a line in the font in frame FRAME.\n\ | |
1680 | If FRAME is omitted, the selected frame is used.\n\ | |
1681 | For a terminal frame, the value is always 1.") | |
1682 | (frame) | |
1683 | Lisp_Object frame; | |
1684 | { | |
1685 | return make_number (1); | |
1686 | } | |
1687 | ||
1688 | ||
1689 | DEFUN ("frame-char-width", Fframe_char_width, Sframe_char_width, | |
1690 | 0, 1, 0, | |
1691 | "Width in pixels of characters in the font in frame FRAME.\n\ | |
1692 | If FRAME is omitted, the selected frame is used.\n\ | |
1693 | The width is the same for all characters, because\n\ | |
1694 | currently Emacs supports only fixed-width fonts.\n\ | |
1695 | For a terminal screen, the value is always 1.") | |
1696 | (frame) | |
1697 | Lisp_Object frame; | |
1698 | { | |
1699 | return make_number (1); | |
1700 | } | |
1701 | ||
1702 | DEFUN ("frame-pixel-height", Fframe_pixel_height, | |
1703 | Sframe_pixel_height, 0, 1, 0, | |
1704 | "Return FRAME's height in pixels.\n\ | |
1705 | For a terminal frame, the result really gives the height in characters.\n\ | |
1706 | If FRAME is omitted, the selected frame is used.") | |
1707 | (frame) | |
1708 | Lisp_Object frame; | |
1709 | { | |
1710 | return make_number (FRAME_HEIGHT (f)); | |
1711 | } | |
1712 | ||
1713 | DEFUN ("frame-pixel-width", Fframe_pixel_width, | |
1714 | Sframe_pixel_width, 0, 1, 0, | |
1715 | "Return FRAME's width in pixels.\n\ | |
1716 | For a terminal frame, the result really gives the width in characters.\n\ | |
1717 | If FRAME is omitted, the selected frame is used.") | |
1718 | (frame) | |
1719 | Lisp_Object frame; | |
1720 | { | |
1721 | return make_number (FRAME_WIDTH (f)); | |
1722 | } | |
1723 | ||
cc38027b JB |
1724 | /* These are for backward compatibility with Emacs 18. */ |
1725 | ||
fd0c2bd1 JB |
1726 | DEFUN ("set-screen-height", Fset_screen_height, Sset_screen_height, 1, 2, 0, |
1727 | "Tell redisplay that the screen has LINES lines.\n\ | |
1728 | Optional second arg non-nil means that redisplay should use LINES lines\n\ | |
1729 | but that the idea of the actual height of the screen should not be changed.") | |
1730 | (lines, pretend) | |
1731 | Lisp_Object lines, pretend; | |
1732 | { | |
1733 | CHECK_NUMBER (lines, 0); | |
1734 | ||
1735 | change_frame_size (0, XINT (lines), 0, !NILP (pretend), 0); | |
1736 | return Qnil; | |
1737 | } | |
1738 | ||
1739 | DEFUN ("set-screen-width", Fset_screen_width, Sset_screen_width, 1, 2, 0, | |
1740 | "Tell redisplay that the screen has COLS columns.\n\ | |
1741 | Optional second arg non-nil means that redisplay should use COLS columns\n\ | |
1742 | but that the idea of the actual width of the screen should not be changed.") | |
1743 | (cols, pretend) | |
1744 | Lisp_Object cols, pretend; | |
1745 | { | |
1746 | CHECK_NUMBER (cols, 0); | |
1747 | ||
1748 | change_frame_size (0, 0, XINT (cols), !NILP (pretend), 0); | |
1749 | return Qnil; | |
1750 | } | |
1751 | ||
bc1ed486 RS |
1752 | DEFUN ("mouse-position", Fmouse_position, Smouse_position, 0, 0, 0, |
1753 | "Return a list (FRAME X . Y) giving the current mouse frame and position.\n\ | |
1754 | The position is given in character cells, where (0, 0) is the\n\ | |
1755 | upper-left corner.\n\ | |
1756 | If Emacs is running on a mouseless terminal or hasn't been programmed\n\ | |
1757 | to read the mouse position, it returns the selected frame for FRAME\n\ | |
1758 | and nil for X and Y.") | |
1759 | () | |
1760 | { | |
1761 | FRAME_PTR f; | |
1762 | Lisp_Object lispy_dummy; | |
1763 | enum scroll_bar_part party_dummy; | |
1764 | Lisp_Object x, y; | |
1765 | unsigned long long_dummy; | |
1766 | ||
1767 | f = selected_frame; | |
1768 | x = y = Qnil; | |
1769 | ||
1770 | /* It's okay for the hook to refrain from storing anything. */ | |
1771 | if (mouse_position_hook) | |
1772 | (*mouse_position_hook) (&f, | |
1773 | &lispy_dummy, &party_dummy, | |
1774 | &x, &y, | |
1775 | &long_dummy); | |
1776 | ||
5384466a RS |
1777 | col = XINT (x); |
1778 | row = XINT (y); | |
1779 | glyph_to_pixel_coords (f, col, row, &col, &row); | |
1780 | XSETINT (x, col); | |
1781 | XSETINT (y, row); | |
bc1ed486 RS |
1782 | /* Always return nil for frame. */ |
1783 | return Fcons (Qnil, Fcons (x, y)); | |
1784 | } | |
1785 | ||
fd0c2bd1 JB |
1786 | syms_of_frame () |
1787 | { | |
a26a1f95 | 1788 | defsubr (&Sselected_frame); |
704a9b45 | 1789 | defsubr (&Sframep); |
a26a1f95 RS |
1790 | defsubr (&Sframe_char_height); |
1791 | defsubr (&Sframe_char_width); | |
1792 | defsubr (&Sframe_pixel_height); | |
1793 | defsubr (&Sframe_pixel_width); | |
fd0c2bd1 JB |
1794 | defsubr (&Sset_frame_height); |
1795 | defsubr (&Sset_frame_width); | |
1796 | defsubr (&Sset_frame_size); | |
1797 | defsubr (&Sset_screen_height); | |
1798 | defsubr (&Sset_screen_width); | |
1799 | defsubr (&Sframe_height); | |
1800 | Ffset (intern ("screen-height"), intern ("frame-height")); | |
1801 | defsubr (&Sframe_width); | |
1802 | Ffset (intern ("screen-width"), intern ("frame-width")); | |
bc1ed486 | 1803 | defsubr (&Smouse_position); |
fd0c2bd1 JB |
1804 | } |
1805 | ||
2f0b07e0 JB |
1806 | keys_of_frame () |
1807 | { | |
1808 | } | |
1809 | ||
fd0c2bd1 JB |
1810 | #endif /* not MULTI_FRAME */ |
1811 | ||
1812 | ||
1813 | ||
1814 |