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ff11dfa1 | 1 | /* Generic frame functions. |
1113d9db | 2 | Copyright (C) 1989, 1992 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 | ||
dc6f92b8 | 22 | #include "config.h" |
cc38027b JB |
23 | #include "lisp.h" |
24 | #include "frame.h" | |
e5d77022 | 25 | |
ff11dfa1 | 26 | #ifdef MULTI_FRAME |
e5d77022 | 27 | |
dc6f92b8 | 28 | #include "window.h" |
d5e7c279 | 29 | #include "termhooks.h" |
dc6f92b8 JB |
30 | |
31 | Lisp_Object Vemacs_iconified; | |
ff11dfa1 JB |
32 | Lisp_Object Vframe_list; |
33 | Lisp_Object Vterminal_frame; | |
34 | Lisp_Object Vdefault_minibuffer_frame; | |
35 | Lisp_Object Vdefault_frame_alist; | |
fd0c2bd1 JB |
36 | |
37 | /* Evaluate this expression to rebuild the section of syms_of_frame | |
38 | that initializes and staticpros the symbols declared below. Note | |
39 | that Emacs 18 has a bug that keeps C-x C-e from being able to | |
40 | evaluate this expression. | |
41 | ||
42 | (progn | |
43 | ;; Accumulate a list of the symbols we want to initialize from the | |
44 | ;; declarations at the top of the file. | |
45 | (goto-char (point-min)) | |
46 | (search-forward "/\*&&& symbols declared here &&&*\/\n") | |
47 | (let (symbol-list) | |
48 | (while (looking-at "Lisp_Object \\(Q[a-z_]+\\)") | |
49 | (setq symbol-list | |
50 | (cons (buffer-substring (match-beginning 1) (match-end 1)) | |
51 | symbol-list)) | |
52 | (forward-line 1)) | |
53 | (setq symbol-list (nreverse symbol-list)) | |
54 | ;; Delete the section of syms_of_... where we initialize the symbols. | |
55 | (search-forward "\n /\*&&& init symbols here &&&*\/\n") | |
56 | (let ((start (point))) | |
57 | (while (looking-at "^ Q") | |
58 | (forward-line 2)) | |
59 | (kill-region start (point))) | |
60 | ;; Write a new symbol initialization section. | |
61 | (while symbol-list | |
62 | (insert (format " %s = intern (\"" (car symbol-list))) | |
63 | (let ((start (point))) | |
64 | (insert (substring (car symbol-list) 1)) | |
65 | (subst-char-in-region start (point) ?_ ?-)) | |
66 | (insert (format "\");\n staticpro (&%s);\n" (car symbol-list))) | |
67 | (setq symbol-list (cdr symbol-list))))) | |
68 | */ | |
69 | ||
70 | /*&&& symbols declared here &&&*/ | |
71 | Lisp_Object Qframep; | |
72 | Lisp_Object Qlive_frame_p; | |
73 | Lisp_Object Qheight; | |
74 | Lisp_Object Qicon; | |
bc93c097 | 75 | Lisp_Object Qminibuffer; |
fd0c2bd1 JB |
76 | Lisp_Object Qmodeline; |
77 | Lisp_Object Qname; | |
78 | Lisp_Object Qnone; | |
79 | Lisp_Object Qonly; | |
80 | Lisp_Object Qunsplittable; | |
81 | Lisp_Object Qwidth; | |
82 | Lisp_Object Qx; | |
dc6f92b8 JB |
83 | |
84 | extern Lisp_Object Vminibuffer_list; | |
85 | extern Lisp_Object get_minibuffer (); | |
86 | \f | |
ff11dfa1 JB |
87 | DEFUN ("framep", Fframep, Sframep, 1, 1, 0, |
88 | "Return non-nil if OBJECT is a frame.\n\ | |
89 | Value is t for a termcap frame (a character-only terminal),\n\ | |
90 | `x' for an Emacs frame that is really an X window.\n\ | |
91 | Also see `live-frame-p'.") | |
f9898cc6 JB |
92 | (object) |
93 | Lisp_Object object; | |
dc6f92b8 | 94 | { |
ff11dfa1 | 95 | if (XTYPE (object) != Lisp_Frame) |
dc6f92b8 | 96 | return Qnil; |
ff11dfa1 | 97 | switch (XFRAME (object)->output_method) |
dc6f92b8 JB |
98 | { |
99 | case output_termcap: | |
100 | return Qt; | |
101 | case output_x_window: | |
fd0c2bd1 | 102 | return Qx; |
dc6f92b8 JB |
103 | default: |
104 | abort (); | |
105 | } | |
106 | } | |
107 | ||
ff11dfa1 JB |
108 | DEFUN ("live-frame-p", Flive_frame_p, Slive_frame_p, 1, 1, 0, |
109 | "Return non-nil if OBJECT is a frame which has not been deleted.\n\ | |
110 | Value is nil if OBJECT is not a live frame. If object is a live\n\ | |
111 | frame, the return value indicates what sort of output device it is\n\ | |
112 | displayed on. Value is t for a termcap frame (a character-only\n\ | |
113 | terminal), `x' for an Emacs frame being displayed in an X window.") | |
f9898cc6 JB |
114 | (object) |
115 | Lisp_Object object; | |
116 | { | |
ff11dfa1 JB |
117 | return ((FRAMEP (object) |
118 | && FRAME_LIVE_P (XFRAME (object))) | |
119 | ? Fframep (object) | |
f9898cc6 JB |
120 | : Qnil); |
121 | } | |
122 | ||
ff11dfa1 JB |
123 | struct frame * |
124 | make_frame (mini_p) | |
dc6f92b8 JB |
125 | int mini_p; |
126 | { | |
ff11dfa1 JB |
127 | Lisp_Object frame; |
128 | register struct frame *f; | |
dc6f92b8 JB |
129 | register Lisp_Object root_window; |
130 | register Lisp_Object mini_window; | |
131 | ||
ff11dfa1 | 132 | frame = Fmake_vector (((sizeof (struct frame) - (sizeof (Lisp_Vector) |
d5e7c279 JB |
133 | - sizeof (Lisp_Object))) |
134 | / sizeof (Lisp_Object)), | |
dc6f92b8 | 135 | make_number (0)); |
ff11dfa1 JB |
136 | XSETTYPE (frame, Lisp_Frame); |
137 | f = XFRAME (frame); | |
138 | ||
139 | f->cursor_x = 0; | |
140 | f->cursor_y = 0; | |
141 | f->current_glyphs = 0; | |
142 | f->desired_glyphs = 0; | |
143 | f->visible = 0; | |
144 | f->display.nothing = 0; | |
145 | f->iconified = 0; | |
146 | f->wants_modeline = 1; | |
147 | f->auto_raise = 0; | |
148 | f->auto_lower = 0; | |
149 | f->no_split = 0; | |
150 | f->garbaged = 0; | |
151 | f->has_minibuffer = mini_p; | |
152 | f->focus_frame = frame; | |
804518aa | 153 | f->explicit_name = 0; |
ff11dfa1 JB |
154 | |
155 | f->param_alist = Qnil; | |
dc6f92b8 | 156 | |
cc38027b | 157 | root_window = make_window (); |
dc6f92b8 JB |
158 | if (mini_p) |
159 | { | |
cc38027b | 160 | mini_window = make_window (); |
dc6f92b8 JB |
161 | XWINDOW (root_window)->next = mini_window; |
162 | XWINDOW (mini_window)->prev = root_window; | |
163 | XWINDOW (mini_window)->mini_p = Qt; | |
ff11dfa1 JB |
164 | XWINDOW (mini_window)->frame = frame; |
165 | f->minibuffer_window = mini_window; | |
dc6f92b8 JB |
166 | } |
167 | else | |
168 | { | |
169 | mini_window = Qnil; | |
170 | XWINDOW (root_window)->next = Qnil; | |
ff11dfa1 | 171 | f->minibuffer_window = Qnil; |
dc6f92b8 JB |
172 | } |
173 | ||
ff11dfa1 | 174 | XWINDOW (root_window)->frame = frame; |
dc6f92b8 JB |
175 | |
176 | /* 10 is arbitrary, | |
177 | just so that there is "something there." | |
ff11dfa1 | 178 | Correct size will be set up later with change_frame_size. */ |
dc6f92b8 | 179 | |
ff11dfa1 JB |
180 | f->width = 10; |
181 | f->height = 10; | |
dc6f92b8 JB |
182 | |
183 | XFASTINT (XWINDOW (root_window)->width) = 10; | |
184 | XFASTINT (XWINDOW (root_window)->height) = (mini_p ? 9 : 10); | |
185 | ||
186 | if (mini_p) | |
187 | { | |
188 | XFASTINT (XWINDOW (mini_window)->width) = 10; | |
189 | XFASTINT (XWINDOW (mini_window)->top) = 9; | |
190 | XFASTINT (XWINDOW (mini_window)->height) = 1; | |
191 | } | |
192 | ||
ff11dfa1 | 193 | /* Choose a buffer for the frame's root window. */ |
5bce042c JB |
194 | { |
195 | Lisp_Object buf; | |
196 | ||
197 | XWINDOW (root_window)->buffer = Qt; | |
198 | buf = Fcurrent_buffer (); | |
199 | /* If buf is a 'hidden' buffer (i.e. one whose name starts with | |
200 | a space), try to find another one. */ | |
201 | if (XSTRING (Fbuffer_name (buf))->data[0] == ' ') | |
202 | buf = Fother_buffer (buf); | |
203 | Fset_window_buffer (root_window, buf); | |
204 | } | |
205 | ||
dc6f92b8 JB |
206 | if (mini_p) |
207 | { | |
208 | XWINDOW (mini_window)->buffer = Qt; | |
209 | Fset_window_buffer (mini_window, | |
265a9e55 | 210 | (NILP (Vminibuffer_list) |
dc6f92b8 JB |
211 | ? get_minibuffer (0) |
212 | : Fcar (Vminibuffer_list))); | |
213 | } | |
214 | ||
ff11dfa1 JB |
215 | f->root_window = root_window; |
216 | f->selected_window = root_window; | |
d5e7c279 JB |
217 | /* Make sure this window seems more recently used than |
218 | a newly-created, never-selected window. */ | |
ff11dfa1 | 219 | XFASTINT (XWINDOW (f->selected_window)->use_time) = ++window_select_count; |
dc6f92b8 | 220 | |
ff11dfa1 | 221 | Vframe_list = Fcons (frame, Vframe_list); |
dc6f92b8 | 222 | |
ff11dfa1 | 223 | return f; |
dc6f92b8 JB |
224 | } |
225 | \f | |
ff11dfa1 | 226 | /* Make a frame using a separate minibuffer window on another frame. |
dc6f92b8 JB |
227 | MINI_WINDOW is the minibuffer window to use. nil means use the |
228 | default (the global minibuffer). */ | |
229 | ||
ff11dfa1 JB |
230 | struct frame * |
231 | make_frame_without_minibuffer (mini_window) | |
dc6f92b8 JB |
232 | register Lisp_Object mini_window; |
233 | { | |
ff11dfa1 | 234 | register struct frame *f; |
dc6f92b8 JB |
235 | |
236 | /* Choose the minibuffer window to use. */ | |
265a9e55 | 237 | if (NILP (mini_window)) |
dc6f92b8 | 238 | { |
ff11dfa1 JB |
239 | if (XTYPE (Vdefault_minibuffer_frame) != Lisp_Frame) |
240 | error ("default-minibuffer-frame must be set when creating minibufferless frames"); | |
241 | if (! FRAME_LIVE_P (XFRAME (Vdefault_minibuffer_frame))) | |
242 | error ("default-minibuffer-frame must be a live frame"); | |
243 | mini_window = XFRAME (Vdefault_minibuffer_frame)->minibuffer_window; | |
dc6f92b8 JB |
244 | } |
245 | else | |
246 | { | |
247 | CHECK_WINDOW (mini_window, 0); | |
248 | } | |
249 | ||
ff11dfa1 JB |
250 | /* Make a frame containing just a root window. */ |
251 | f = make_frame (0); | |
dc6f92b8 JB |
252 | |
253 | /* Install the chosen minibuffer window, with proper buffer. */ | |
ff11dfa1 | 254 | f->minibuffer_window = mini_window; |
dc6f92b8 | 255 | Fset_window_buffer (mini_window, |
265a9e55 | 256 | (NILP (Vminibuffer_list) |
dc6f92b8 JB |
257 | ? get_minibuffer (0) |
258 | : Fcar (Vminibuffer_list))); | |
ff11dfa1 | 259 | return f; |
dc6f92b8 JB |
260 | } |
261 | ||
ff11dfa1 | 262 | /* Make a frame containing only a minibuffer window. */ |
dc6f92b8 | 263 | |
ff11dfa1 JB |
264 | struct frame * |
265 | make_minibuffer_frame () | |
dc6f92b8 | 266 | { |
ff11dfa1 | 267 | /* First make a frame containing just a root window, no minibuffer. */ |
dc6f92b8 | 268 | |
ff11dfa1 | 269 | register struct frame *f = make_frame (0); |
dc6f92b8 | 270 | register Lisp_Object mini_window; |
ff11dfa1 | 271 | register Lisp_Object frame; |
dc6f92b8 | 272 | |
ff11dfa1 | 273 | XSET (frame, Lisp_Frame, f); |
dc6f92b8 | 274 | |
804518aa | 275 | f->auto_raise = 0; |
ff11dfa1 JB |
276 | f->auto_lower = 0; |
277 | f->no_split = 1; | |
278 | f->wants_modeline = 0; | |
279 | f->has_minibuffer = 1; | |
dc6f92b8 JB |
280 | |
281 | /* Now label the root window as also being the minibuffer. | |
282 | Avoid infinite looping on the window chain by marking next pointer | |
283 | as nil. */ | |
284 | ||
ff11dfa1 | 285 | mini_window = f->minibuffer_window = f->root_window; |
dc6f92b8 JB |
286 | XWINDOW (mini_window)->mini_p = Qt; |
287 | XWINDOW (mini_window)->next = Qnil; | |
804518aa | 288 | XWINDOW (mini_window)->prev = Qnil; |
ff11dfa1 | 289 | XWINDOW (mini_window)->frame = frame; |
dc6f92b8 JB |
290 | |
291 | /* Put the proper buffer in that window. */ | |
292 | ||
293 | Fset_window_buffer (mini_window, | |
265a9e55 | 294 | (NILP (Vminibuffer_list) |
dc6f92b8 JB |
295 | ? get_minibuffer (0) |
296 | : Fcar (Vminibuffer_list))); | |
ff11dfa1 | 297 | return f; |
dc6f92b8 JB |
298 | } |
299 | \f | |
ff11dfa1 | 300 | /* Construct a frame that refers to the terminal (stdin and stdout). */ |
dc6f92b8 | 301 | |
ff11dfa1 JB |
302 | struct frame * |
303 | make_terminal_frame () | |
dc6f92b8 | 304 | { |
ff11dfa1 JB |
305 | register struct frame *f; |
306 | ||
307 | Vframe_list = Qnil; | |
308 | f = make_frame (1); | |
309 | f->name = build_string ("terminal"); | |
310 | f->visible = 1; | |
311 | f->display.nothing = 1; /* Nonzero means frame isn't deleted. */ | |
312 | XSET (Vterminal_frame, Lisp_Frame, f); | |
313 | return f; | |
dc6f92b8 JB |
314 | } |
315 | \f | |
ff11dfa1 JB |
316 | DEFUN ("select-frame", Fselect_frame, Sselect_frame, 1, 2, 0, |
317 | "Select the frame FRAME. FRAMES's selected window becomes \"the\"\n\ | |
d5e7c279 | 318 | selected window. If the optional parameter NO-ENTER is non-nil, don't\n\ |
ff11dfa1 JB |
319 | focus on that frame.") |
320 | (frame, no_enter) | |
321 | Lisp_Object frame, no_enter; | |
dc6f92b8 | 322 | { |
ff11dfa1 | 323 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 324 | |
ff11dfa1 JB |
325 | if (selected_frame == XFRAME (frame)) |
326 | return frame; | |
dc6f92b8 | 327 | |
ff11dfa1 JB |
328 | selected_frame = XFRAME (frame); |
329 | if (! FRAME_MINIBUF_ONLY_P (selected_frame)) | |
330 | last_nonminibuf_frame = selected_frame; | |
d5e7c279 | 331 | |
ff11dfa1 | 332 | Fselect_window (XFRAME (frame)->selected_window); |
dc6f92b8 JB |
333 | |
334 | #ifdef HAVE_X_WINDOWS | |
ff11dfa1 | 335 | #ifdef MULTI_FRAME |
fd0c2bd1 | 336 | if (FRAME_X_P (XFRAME (frame)) |
265a9e55 | 337 | && NILP (no_enter)) |
dc6f92b8 | 338 | { |
ff11dfa1 | 339 | Ffocus_frame (frame); |
dc6f92b8 JB |
340 | } |
341 | #endif | |
342 | #endif | |
ff11dfa1 | 343 | choose_minibuf_frame (); |
dc6f92b8 | 344 | |
ff11dfa1 | 345 | return frame; |
dc6f92b8 JB |
346 | } |
347 | ||
ff11dfa1 JB |
348 | DEFUN ("selected-frame", Fselected_frame, Sselected_frame, 0, 0, 0, |
349 | "Return the frame that is now selected.") | |
dc6f92b8 JB |
350 | () |
351 | { | |
352 | Lisp_Object tem; | |
ff11dfa1 | 353 | XSET (tem, Lisp_Frame, selected_frame); |
dc6f92b8 JB |
354 | return tem; |
355 | } | |
356 | ||
ff11dfa1 JB |
357 | DEFUN ("window-frame", Fwindow_frame, Swindow_frame, 1, 1, 0, |
358 | "Return the frame object that window WINDOW is on.") | |
dc6f92b8 JB |
359 | (window) |
360 | Lisp_Object window; | |
361 | { | |
362 | CHECK_WINDOW (window, 0); | |
ff11dfa1 | 363 | return XWINDOW (window)->frame; |
dc6f92b8 JB |
364 | } |
365 | ||
ff11dfa1 JB |
366 | DEFUN ("frame-root-window", Fframe_root_window, Sframe_root_window, 0, 1, 0, |
367 | "Returns the root-window of FRAME.") | |
368 | (frame) | |
369 | Lisp_Object frame; | |
dc6f92b8 | 370 | { |
ff11dfa1 JB |
371 | if (NILP (frame)) |
372 | XSET (frame, Lisp_Frame, selected_frame); | |
f9898cc6 | 373 | else |
ff11dfa1 | 374 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 375 | |
ff11dfa1 | 376 | return XFRAME (frame)->root_window; |
dc6f92b8 JB |
377 | } |
378 | ||
ff11dfa1 JB |
379 | DEFUN ("frame-selected-window", Fframe_selected_window, |
380 | Sframe_selected_window, 0, 1, 0, | |
381 | "Return the selected window of frame object FRAME.") | |
382 | (frame) | |
383 | Lisp_Object frame; | |
dc6f92b8 | 384 | { |
ff11dfa1 JB |
385 | if (NILP (frame)) |
386 | XSET (frame, Lisp_Frame, selected_frame); | |
f9898cc6 | 387 | else |
ff11dfa1 | 388 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 389 | |
ff11dfa1 | 390 | return XFRAME (frame)->selected_window; |
dc6f92b8 JB |
391 | } |
392 | ||
ff11dfa1 | 393 | DEFUN ("frame-list", Fframe_list, Sframe_list, |
dc6f92b8 | 394 | 0, 0, 0, |
ff11dfa1 | 395 | "Return a list of all frames.") |
dc6f92b8 JB |
396 | () |
397 | { | |
ff11dfa1 | 398 | return Fcopy_sequence (Vframe_list); |
dc6f92b8 JB |
399 | } |
400 | ||
ff11dfa1 | 401 | #ifdef MULTI_FRAME |
f9898cc6 | 402 | |
ff11dfa1 | 403 | /* Return the next frame in the frame list after FRAME. |
ff11dfa1 JB |
404 | If MINIBUF is nil, exclude minibuffer-only frames. |
405 | If MINIBUF is a window, include only frames using that window for | |
d06a8a56 JB |
406 | their minibuffer. |
407 | If MINIBUF is non-nil, and not a window, include all frames. */ | |
dc6f92b8 | 408 | Lisp_Object |
ff11dfa1 JB |
409 | next_frame (frame, minibuf) |
410 | Lisp_Object frame; | |
f9898cc6 | 411 | Lisp_Object minibuf; |
dc6f92b8 JB |
412 | { |
413 | Lisp_Object tail; | |
414 | int passed = 0; | |
415 | ||
ff11dfa1 JB |
416 | /* There must always be at least one frame in Vframe_list. */ |
417 | if (! CONSP (Vframe_list)) | |
f9898cc6 JB |
418 | abort (); |
419 | ||
dc6f92b8 | 420 | while (1) |
ff11dfa1 | 421 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) |
dc6f92b8 | 422 | { |
d06a8a56 JB |
423 | Lisp_Object f = XCONS (tail)->car; |
424 | ||
dc6f92b8 | 425 | if (passed) |
d5e7c279 | 426 | { |
d06a8a56 JB |
427 | /* Decide whether this frame is eligible to be returned. */ |
428 | ||
429 | /* If we've looped all the way around without finding any | |
430 | eligible frames, return the original frame. */ | |
431 | if (EQ (f, frame)) | |
432 | return f; | |
433 | ||
434 | /* Let minibuf decide if this frame is acceptable. */ | |
435 | if (NILP (minibuf)) | |
436 | { | |
437 | if (! FRAME_MINIBUF_ONLY_P (XFRAME (f))) | |
438 | return f; | |
439 | } | |
440 | else if (XTYPE (minibuf) == Lisp_Window) | |
441 | { | |
442 | if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f)), minibuf)) | |
443 | return f; | |
444 | } | |
445 | else | |
ff11dfa1 | 446 | return f; |
d5e7c279 | 447 | } |
dc6f92b8 | 448 | |
d06a8a56 | 449 | if (EQ (frame, f)) |
dc6f92b8 JB |
450 | passed++; |
451 | } | |
452 | } | |
453 | ||
d06a8a56 JB |
454 | #if 0 |
455 | /* Nobody seems to be using this code right now. */ | |
456 | ||
ff11dfa1 | 457 | /* Return the previous frame in the frame list before FRAME. |
ff11dfa1 JB |
458 | If MINIBUF is nil, exclude minibuffer-only frames. |
459 | If MINIBUF is a window, include only frames using that window for | |
d06a8a56 JB |
460 | their minibuffer. |
461 | If MINIBUF is non-nil and not a window, include all frames. */ | |
dc6f92b8 | 462 | Lisp_Object |
ff11dfa1 JB |
463 | prev_frame (frame, minibuf) |
464 | Lisp_Object frame; | |
f9898cc6 | 465 | Lisp_Object minibuf; |
dc6f92b8 JB |
466 | { |
467 | Lisp_Object tail; | |
468 | Lisp_Object prev; | |
469 | ||
ff11dfa1 JB |
470 | /* There must always be at least one frame in Vframe_list. */ |
471 | if (! CONSP (Vframe_list)) | |
f9898cc6 JB |
472 | abort (); |
473 | ||
dc6f92b8 | 474 | prev = Qnil; |
d06a8a56 | 475 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) |
f9898cc6 | 476 | { |
d06a8a56 | 477 | Lisp_Object f = XCONS (tail)->car; |
f9898cc6 | 478 | |
d06a8a56 JB |
479 | if (XTYPE (f) != Lisp_Frame) |
480 | abort (); | |
f9898cc6 | 481 | |
d06a8a56 JB |
482 | if (EQ (frame, f) && !NILP (prev)) |
483 | return prev; | |
f9898cc6 | 484 | |
d06a8a56 JB |
485 | /* Decide whether this frame is eligible to be returned, |
486 | according to minibuf. */ | |
487 | if (NILP (minibuf)) | |
488 | { | |
489 | if (! FRAME_MINIBUF_ONLY_P (XFRAME (f))) | |
490 | prev = f; | |
f9898cc6 | 491 | } |
d06a8a56 JB |
492 | else if (XTYPE (minibuf) == Lisp_Window) |
493 | { | |
494 | if (EQ (FRAME_MINIBUF_WINDOW (XFRAME (f)), minibuf)) | |
495 | prev = f; | |
496 | } | |
497 | else | |
498 | prev = f; | |
f9898cc6 | 499 | } |
d06a8a56 JB |
500 | |
501 | /* We've scanned the entire list. */ | |
502 | if (NILP (prev)) | |
503 | /* We went through the whole frame list without finding a single | |
504 | acceptable frame. Return the original frame. */ | |
505 | return frame; | |
506 | else | |
507 | /* There were no acceptable frames in the list before FRAME; otherwise, | |
508 | we would have returned directly from the loop. Since PREV is the last | |
509 | acceptable frame in the list, return it. */ | |
510 | return prev; | |
dc6f92b8 | 511 | } |
d06a8a56 | 512 | #endif |
dc6f92b8 | 513 | |
ff11dfa1 JB |
514 | DEFUN ("next-frame", Fnext_frame, Snext_frame, 0, 2, 0, |
515 | "Return the next frame in the frame list after FRAME.\n\ | |
d06a8a56 JB |
516 | If omitted, FRAME defaults to the selected frame.\n\ |
517 | If optional argument MINIBUF is nil or omitted, exclude minibuffer-only frames.\n\ | |
518 | If MINIBUF is a window, include only frames using that window for their\n\ | |
519 | minibuffer.\n\ | |
520 | If MINIBUF is non-nil and not a window, include all frames.") | |
ff11dfa1 JB |
521 | (frame, miniframe) |
522 | Lisp_Object frame, miniframe; | |
dc6f92b8 JB |
523 | { |
524 | Lisp_Object tail; | |
525 | ||
ff11dfa1 JB |
526 | if (NILP (frame)) |
527 | XSET (frame, Lisp_Frame, selected_frame); | |
f9898cc6 | 528 | else |
ff11dfa1 | 529 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 530 | |
ff11dfa1 | 531 | return next_frame (frame, miniframe); |
dc6f92b8 | 532 | } |
ff11dfa1 | 533 | #endif /* MULTI_FRAME */ |
dc6f92b8 | 534 | \f |
ff11dfa1 JB |
535 | DEFUN ("delete-frame", Fdelete_frame, Sdelete_frame, 0, 1, "", |
536 | "Delete FRAME, permanently eliminating it from use.\n\ | |
537 | If omitted, FRAME defaults to the selected frame.\n\ | |
538 | A frame may not be deleted if its minibuffer is used by other frames.") | |
539 | (frame) | |
540 | Lisp_Object frame; | |
dc6f92b8 | 541 | { |
ff11dfa1 | 542 | struct frame *f; |
dc6f92b8 JB |
543 | union display displ; |
544 | ||
ff11dfa1 | 545 | if (EQ (frame, Qnil)) |
dc6f92b8 | 546 | { |
ff11dfa1 JB |
547 | f = selected_frame; |
548 | XSET (frame, Lisp_Frame, f); | |
dc6f92b8 JB |
549 | } |
550 | else | |
551 | { | |
ff11dfa1 JB |
552 | CHECK_FRAME (frame, 0); |
553 | f = XFRAME (frame); | |
dc6f92b8 JB |
554 | } |
555 | ||
ff11dfa1 | 556 | if (! FRAME_LIVE_P (f)) |
f9898cc6 JB |
557 | return; |
558 | ||
ff11dfa1 JB |
559 | /* Are there any other frames besides this one? */ |
560 | if (f == selected_frame && EQ (next_frame (frame, Qt), frame)) | |
561 | error ("Attempt to delete the only frame"); | |
d5e7c279 | 562 | |
ff11dfa1 JB |
563 | /* Does this frame have a minibuffer, and is it the surrogate |
564 | minibuffer for any other frame? */ | |
fd0c2bd1 | 565 | if (FRAME_HAS_MINIBUF_P (XFRAME (frame))) |
dc6f92b8 | 566 | { |
ff11dfa1 | 567 | Lisp_Object frames; |
1113d9db | 568 | |
ff11dfa1 JB |
569 | for (frames = Vframe_list; |
570 | CONSP (frames); | |
571 | frames = XCONS (frames)->cdr) | |
1113d9db | 572 | { |
ff11dfa1 | 573 | Lisp_Object this = XCONS (frames)->car; |
1113d9db | 574 | |
ff11dfa1 JB |
575 | if (! EQ (this, frame) |
576 | && EQ (frame, | |
577 | (WINDOW_FRAME | |
1113d9db | 578 | (XWINDOW |
ff11dfa1 JB |
579 | (FRAME_MINIBUF_WINDOW |
580 | (XFRAME (this))))))) | |
581 | error ("Attempt to delete a surrogate minibuffer frame"); | |
1113d9db | 582 | } |
dc6f92b8 JB |
583 | } |
584 | ||
ff11dfa1 JB |
585 | /* Don't let the frame remain selected. */ |
586 | if (f == selected_frame) | |
587 | Fselect_frame (next_frame (frame, Qt)); | |
dc6f92b8 | 588 | |
ff11dfa1 JB |
589 | /* Don't allow minibuf_window to remain on a deleted frame. */ |
590 | if (EQ (f->minibuffer_window, minibuf_window)) | |
dc6f92b8 | 591 | { |
ff11dfa1 | 592 | Fset_window_buffer (selected_frame->minibuffer_window, |
dc6f92b8 | 593 | XWINDOW (minibuf_window)->buffer); |
ff11dfa1 | 594 | minibuf_window = selected_frame->minibuffer_window; |
dc6f92b8 JB |
595 | } |
596 | ||
ff11dfa1 JB |
597 | Vframe_list = Fdelq (frame, Vframe_list); |
598 | f->visible = 0; | |
599 | displ = f->display; | |
600 | f->display.nothing = 0; | |
dc6f92b8 | 601 | |
d5e7c279 | 602 | #ifdef HAVE_X_WINDOWS |
fd0c2bd1 | 603 | if (FRAME_X_P (f)) |
ff11dfa1 | 604 | x_destroy_window (f, displ); |
d5e7c279 JB |
605 | #endif |
606 | ||
ff11dfa1 | 607 | /* If we've deleted the last_nonminibuf_frame, then try to find |
d5e7c279 | 608 | another one. */ |
ff11dfa1 | 609 | if (f == last_nonminibuf_frame) |
d5e7c279 | 610 | { |
ff11dfa1 | 611 | Lisp_Object frames; |
1113d9db | 612 | |
ff11dfa1 | 613 | last_nonminibuf_frame = 0; |
d5e7c279 | 614 | |
ff11dfa1 JB |
615 | for (frames = Vframe_list; |
616 | CONSP (frames); | |
617 | frames = XCONS (frames)->cdr) | |
d5e7c279 | 618 | { |
ff11dfa1 JB |
619 | f = XFRAME (XCONS (frames)->car); |
620 | if (!FRAME_MINIBUF_ONLY_P (f)) | |
d5e7c279 | 621 | { |
ff11dfa1 | 622 | last_nonminibuf_frame = f; |
d5e7c279 JB |
623 | break; |
624 | } | |
625 | } | |
626 | } | |
dc6f92b8 | 627 | |
ff11dfa1 JB |
628 | /* If we've deleted Vdefault_minibuffer_frame, try to find another |
629 | one. Prefer minibuffer-only frames, but also notice frames | |
1113d9db | 630 | with other windows. */ |
ff11dfa1 | 631 | if (EQ (frame, Vdefault_minibuffer_frame)) |
1113d9db | 632 | { |
ff11dfa1 | 633 | Lisp_Object frames; |
1113d9db | 634 | |
ff11dfa1 JB |
635 | /* The last frame we saw with a minibuffer, minibuffer-only or not. */ |
636 | Lisp_Object frame_with_minibuf = Qnil; | |
1113d9db | 637 | |
ff11dfa1 JB |
638 | for (frames = Vframe_list; |
639 | CONSP (frames); | |
640 | frames = XCONS (frames)->cdr) | |
1113d9db | 641 | { |
ff11dfa1 | 642 | Lisp_Object this = XCONS (frames)->car; |
1113d9db | 643 | |
ff11dfa1 | 644 | if (XTYPE (this) != Lisp_Frame) |
1113d9db | 645 | abort (); |
ff11dfa1 | 646 | f = XFRAME (this); |
1113d9db | 647 | |
fd0c2bd1 | 648 | if (FRAME_HAS_MINIBUF_P (f)) |
1113d9db | 649 | { |
ff11dfa1 JB |
650 | frame_with_minibuf = this; |
651 | if (FRAME_MINIBUF_ONLY_P (f)) | |
1113d9db JB |
652 | break; |
653 | } | |
654 | } | |
655 | ||
ff11dfa1 JB |
656 | /* We know that there must be some frame with a minibuffer out |
657 | there. If this were not true, all of the frames present | |
1113d9db | 658 | would have to be minibufferless, which implies that at some |
ff11dfa1 | 659 | point their minibuffer frames must have been deleted, but |
1113d9db | 660 | that is prohibited at the top; you can't delete surrogate |
ff11dfa1 JB |
661 | minibuffer frames. */ |
662 | if (NILP (frame_with_minibuf)) | |
1113d9db JB |
663 | abort (); |
664 | ||
ff11dfa1 | 665 | Vdefault_minibuffer_frame = frame_with_minibuf; |
1113d9db JB |
666 | } |
667 | ||
dc6f92b8 JB |
668 | return Qnil; |
669 | } | |
670 | \f | |
671 | /* Return mouse position in character cell units. */ | |
672 | ||
f9898cc6 | 673 | DEFUN ("mouse-position", Fmouse_position, Smouse_position, 0, 0, 0, |
ff11dfa1 | 674 | "Return a list (FRAME X . Y) giving the current mouse frame and position.\n\ |
f9898cc6 | 675 | If Emacs is running on a mouseless terminal or hasn't been programmed\n\ |
ff11dfa1 | 676 | to read the mouse position, it returns the selected frame for FRAME\n\ |
f9898cc6 JB |
677 | and nil for X and Y.") |
678 | () | |
dc6f92b8 | 679 | { |
f9898cc6 | 680 | Lisp_Object x, y, dummy; |
ff11dfa1 | 681 | FRAME_PTR f; |
dc6f92b8 | 682 | |
f9898cc6 | 683 | if (mouse_position_hook) |
ff11dfa1 | 684 | (*mouse_position_hook) (&f, &x, &y, &dummy); |
f9898cc6 JB |
685 | else |
686 | { | |
ff11dfa1 | 687 | f = selected_frame; |
f9898cc6 JB |
688 | x = y = Qnil; |
689 | } | |
dc6f92b8 | 690 | |
ff11dfa1 | 691 | XSET (dummy, Lisp_Frame, f); |
f9898cc6 | 692 | return Fcons (dummy, Fcons (make_number (x), make_number (y))); |
dc6f92b8 JB |
693 | } |
694 | ||
695 | DEFUN ("set-mouse-position", Fset_mouse_position, Sset_mouse_position, 3, 3, 0, | |
ff11dfa1 JB |
696 | "Move the mouse pointer to the center of cell (X,Y) in FRAME.\n\ |
697 | WARNING: If you use this under X, you should do `unfocus-frame' afterwards.") | |
698 | (frame, x, y) | |
699 | Lisp_Object frame, x, y; | |
dc6f92b8 | 700 | { |
ff11dfa1 | 701 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 JB |
702 | CHECK_NUMBER (x, 2); |
703 | CHECK_NUMBER (y, 1); | |
704 | ||
705 | #ifdef HAVE_X_WINDOWS | |
fd0c2bd1 | 706 | if (FRAME_X_P (XFRAME (frame))) |
dc6f92b8 | 707 | /* Warping the mouse will cause enternotify and focus events. */ |
ff11dfa1 | 708 | x_set_mouse_position (XFRAME (frame), x, y); |
dc6f92b8 JB |
709 | #endif |
710 | ||
711 | return Qnil; | |
712 | } | |
713 | \f | |
714 | #if 0 | |
715 | /* ??? Can this be replaced with a Lisp function? | |
06b1a5ef JB |
716 | It is used in minibuf.c. Can we get rid of that? |
717 | Yes. All uses in minibuf.c are gone, and parallels to these | |
ff11dfa1 | 718 | functions have been defined in frame.el. */ |
dc6f92b8 | 719 | |
ff11dfa1 | 720 | DEFUN ("frame-configuration", Fframe_configuration, Sframe_configuration, |
dc6f92b8 | 721 | 0, 0, 0, |
ff11dfa1 JB |
722 | "Return object describing current frame configuration.\n\ |
723 | The frame configuration is the current mouse position and selected frame.\n\ | |
724 | This object can be given to `restore-frame-configuration'\n\ | |
725 | to restore this frame configuration.") | |
dc6f92b8 JB |
726 | () |
727 | { | |
f9898cc6 | 728 | Lisp_Object c, time; |
dc6f92b8 | 729 | |
f9898cc6 | 730 | c = Fmake_vector (make_number(4), Qnil); |
ff11dfa1 | 731 | XVECTOR (c)->contents[0] = Fselected_frame(); |
f9898cc6 JB |
732 | if (mouse_position_hook) |
733 | (*mouse_position_hook) (&XVECTOR (c)->contents[1] | |
734 | &XVECTOR (c)->contents[2], | |
735 | &XVECTOR (c)->contents[3], | |
736 | &time); | |
dc6f92b8 JB |
737 | return c; |
738 | } | |
739 | ||
ff11dfa1 JB |
740 | DEFUN ("restore-frame-configuration", Frestore_frame_configuration, |
741 | Srestore_frame_configuration, | |
dc6f92b8 | 742 | 1, 1, 0, |
ff11dfa1 | 743 | "Restores frame configuration CONFIGURATION.") |
dc6f92b8 JB |
744 | (config) |
745 | Lisp_Object config; | |
746 | { | |
ff11dfa1 | 747 | Lisp_Object x_pos, y_pos, frame; |
dc6f92b8 JB |
748 | |
749 | CHECK_VECTOR (config, 0); | |
750 | if (XVECTOR (config)->size != 3) | |
751 | { | |
ff11dfa1 | 752 | error ("Wrong size vector passed to restore-frame-configuration"); |
dc6f92b8 | 753 | } |
ff11dfa1 JB |
754 | frame = XVECTOR (config)->contents[0]; |
755 | CHECK_LIVE_FRAME (frame, 0); | |
dc6f92b8 | 756 | |
ff11dfa1 | 757 | Fselect_frame (frame, Qnil); |
dc6f92b8 JB |
758 | |
759 | #if 0 | |
ff11dfa1 | 760 | /* This seems to interfere with the frame selection mechanism. jla */ |
f9898cc6 JB |
761 | x_pos = XVECTOR (config)->contents[2]; |
762 | y_pos = XVECTOR (config)->contents[3]; | |
ff11dfa1 | 763 | set_mouse_position (frame, XINT (x_pos), XINT (y_pos)); |
dc6f92b8 JB |
764 | #endif |
765 | ||
ff11dfa1 | 766 | return frame; |
dc6f92b8 JB |
767 | } |
768 | #endif | |
769 | \f | |
ff11dfa1 | 770 | DEFUN ("make-frame-visible", Fmake_frame_visible, Smake_frame_visible, |
1aa66088 | 771 | 0, 1, 0, |
ff11dfa1 JB |
772 | "Make the frame FRAME visible (assuming it is an X-window).\n\ |
773 | Also raises the frame so that nothing obscures it.") | |
774 | (frame) | |
775 | Lisp_Object frame; | |
dc6f92b8 | 776 | { |
1aa66088 | 777 | if (NILP (frame)) |
7500877e | 778 | XSET (frame, Lisp_Frame, selected_frame); |
1aa66088 | 779 | |
ff11dfa1 | 780 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 781 | |
fd0c2bd1 JB |
782 | #ifdef HAVE_X_WINDOWS |
783 | if (FRAME_X_P (XFRAME (frame))) | |
ff11dfa1 | 784 | x_make_frame_visible (XFRAME (frame)); |
fd0c2bd1 | 785 | #endif |
dc6f92b8 | 786 | |
ff11dfa1 | 787 | return frame; |
dc6f92b8 JB |
788 | } |
789 | ||
ff11dfa1 | 790 | DEFUN ("make-frame-invisible", Fmake_frame_invisible, Smake_frame_invisible, |
1aa66088 | 791 | 0, 1, "", |
ff11dfa1 JB |
792 | "Make the frame FRAME invisible (assuming it is an X-window).") |
793 | (frame) | |
794 | Lisp_Object frame; | |
dc6f92b8 | 795 | { |
1aa66088 | 796 | if (NILP (frame)) |
7500877e | 797 | XSET (frame, Lisp_Frame, selected_frame); |
1aa66088 | 798 | |
ff11dfa1 | 799 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 800 | |
fd0c2bd1 JB |
801 | #ifdef HAVE_X_WINDOWS |
802 | if (FRAME_X_P (XFRAME (frame))) | |
ff11dfa1 | 803 | x_make_frame_invisible (XFRAME (frame)); |
fd0c2bd1 | 804 | #endif |
dc6f92b8 JB |
805 | |
806 | return Qnil; | |
807 | } | |
808 | ||
ff11dfa1 | 809 | DEFUN ("iconify-frame", Ficonify_frame, Siconify_frame, |
1aa66088 | 810 | 0, 1, "", |
ff11dfa1 JB |
811 | "Make the frame FRAME into an icon.") |
812 | (frame) | |
813 | Lisp_Object frame; | |
dc6f92b8 | 814 | { |
1aa66088 | 815 | if (NILP (frame)) |
7500877e | 816 | XSET (frame, Lisp_Frame, selected_frame); |
1aa66088 | 817 | |
ff11dfa1 | 818 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 819 | |
fd0c2bd1 JB |
820 | #ifdef HAVE_X_WINDOWS |
821 | if (FRAME_X_P (XFRAME (frame))) | |
ff11dfa1 | 822 | x_iconify_frame (XFRAME (frame)); |
fd0c2bd1 | 823 | #endif |
dc6f92b8 JB |
824 | |
825 | return Qnil; | |
826 | } | |
827 | ||
ff11dfa1 | 828 | DEFUN ("frame-visible-p", Fframe_visible_p, Sframe_visible_p, |
dc6f92b8 | 829 | 1, 1, 0, |
ff11dfa1 JB |
830 | "Return t if FRAME is now \"visible\" (actually in use for display).\n\ |
831 | A frame that is not \"visible\" is not updated and, if it works through\n\ | |
dc6f92b8 | 832 | a window system, it may not show at all.\n\ |
fd0c2bd1 | 833 | Return the symbol `icon' if frame is visible only as an icon.") |
ff11dfa1 JB |
834 | (frame) |
835 | Lisp_Object frame; | |
dc6f92b8 | 836 | { |
ff11dfa1 | 837 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 | 838 | |
ff11dfa1 | 839 | if (XFRAME (frame)->visible) |
dc6f92b8 | 840 | return Qt; |
ff11dfa1 | 841 | if (XFRAME (frame)->iconified) |
fd0c2bd1 | 842 | return Qicon; |
dc6f92b8 JB |
843 | return Qnil; |
844 | } | |
845 | ||
ff11dfa1 | 846 | DEFUN ("visible-frame-list", Fvisible_frame_list, Svisible_frame_list, |
dc6f92b8 | 847 | 0, 0, 0, |
ff11dfa1 | 848 | "Return a list of all frames now \"visible\" (being updated).") |
dc6f92b8 JB |
849 | () |
850 | { | |
ff11dfa1 JB |
851 | Lisp_Object tail, frame; |
852 | struct frame *f; | |
dc6f92b8 JB |
853 | Lisp_Object value; |
854 | ||
855 | value = Qnil; | |
ff11dfa1 | 856 | for (tail = Vframe_list; CONSP (tail); tail = XCONS (tail)->cdr) |
dc6f92b8 | 857 | { |
ff11dfa1 JB |
858 | frame = XCONS (tail)->car; |
859 | if (XTYPE (frame) != Lisp_Frame) | |
dc6f92b8 | 860 | continue; |
ff11dfa1 JB |
861 | f = XFRAME (frame); |
862 | if (f->visible) | |
863 | value = Fcons (frame, value); | |
dc6f92b8 JB |
864 | } |
865 | return value; | |
866 | } | |
d5e7c279 JB |
867 | |
868 | ||
869 | \f | |
ff11dfa1 | 870 | DEFUN ("redirect-frame-focus", Fredirect_frame_focus, Sredirect_frame_focus, |
d5e7c279 | 871 | 1, 2, 0, |
ff11dfa1 JB |
872 | "Arrange for keystrokes typed at FRAME to be sent to FOCUS-FRAME.\n\ |
873 | This means that, after reading a keystroke typed at FRAME,\n\ | |
874 | `last-event-frame' will be FOCUS-FRAME.\n\ | |
d5e7c279 | 875 | \n\ |
ff11dfa1 JB |
876 | If FOCUS-FRAME is omitted or eq to FRAME, any existing redirection is\n\ |
877 | cancelled, and the frame again receives its own keystrokes.\n\ | |
d5e7c279 | 878 | \n\ |
ff11dfa1 JB |
879 | The redirection lasts until the next call to `redirect-frame-focus'\n\ |
880 | or `select-frame'.\n\ | |
d5e7c279 JB |
881 | \n\ |
882 | This is useful for temporarily redirecting keystrokes to the minibuffer\n\ | |
ff11dfa1 JB |
883 | window when a frame doesn't have its own minibuffer.") |
884 | (frame, focus_frame) | |
885 | Lisp_Object frame, focus_frame; | |
d5e7c279 | 886 | { |
ff11dfa1 | 887 | CHECK_LIVE_FRAME (frame, 0); |
f9898cc6 | 888 | |
ff11dfa1 JB |
889 | if (NILP (focus_frame)) |
890 | focus_frame = frame; | |
d5e7c279 | 891 | else |
ff11dfa1 | 892 | CHECK_LIVE_FRAME (focus_frame, 1); |
d5e7c279 | 893 | |
ff11dfa1 | 894 | XFRAME (frame)->focus_frame = focus_frame; |
d5e7c279 | 895 | |
ff11dfa1 JB |
896 | if (frame_rehighlight_hook) |
897 | (*frame_rehighlight_hook) (); | |
d5e7c279 JB |
898 | |
899 | return Qnil; | |
900 | } | |
901 | ||
902 | ||
ff11dfa1 JB |
903 | DEFUN ("frame-focus", Fframe_focus, Sframe_focus, 1, 1, 0, |
904 | "Return the frame to which FRAME's keystrokes are currently being sent.\n\ | |
905 | See `redirect-frame-focus'.") | |
906 | (frame) | |
907 | Lisp_Object frame; | |
d5e7c279 | 908 | { |
ff11dfa1 JB |
909 | CHECK_LIVE_FRAME (frame, 0); |
910 | return FRAME_FOCUS_FRAME (XFRAME (frame)); | |
d5e7c279 JB |
911 | } |
912 | ||
913 | ||
dc6f92b8 JB |
914 | \f |
915 | Lisp_Object | |
ff11dfa1 JB |
916 | get_frame_param (frame, prop) |
917 | register struct frame *frame; | |
dc6f92b8 JB |
918 | Lisp_Object prop; |
919 | { | |
920 | register Lisp_Object tem; | |
921 | ||
ff11dfa1 | 922 | tem = Fassq (prop, frame->param_alist); |
dc6f92b8 JB |
923 | if (EQ (tem, Qnil)) |
924 | return tem; | |
925 | return Fcdr (tem); | |
926 | } | |
927 | ||
928 | void | |
fd0c2bd1 | 929 | store_in_alist (alistptr, prop, val) |
dc6f92b8 | 930 | Lisp_Object *alistptr, val; |
fd0c2bd1 | 931 | Lisp_Object prop; |
dc6f92b8 JB |
932 | { |
933 | register Lisp_Object tem; | |
dc6f92b8 | 934 | |
dc6f92b8 JB |
935 | tem = Fassq (prop, *alistptr); |
936 | if (EQ (tem, Qnil)) | |
937 | *alistptr = Fcons (Fcons (prop, val), *alistptr); | |
938 | else | |
939 | Fsetcdr (tem, val); | |
940 | } | |
941 | ||
942 | void | |
ff11dfa1 JB |
943 | store_frame_param (f, prop, val) |
944 | struct frame *f; | |
dc6f92b8 JB |
945 | Lisp_Object prop, val; |
946 | { | |
947 | register Lisp_Object tem; | |
948 | ||
ff11dfa1 | 949 | tem = Fassq (prop, f->param_alist); |
dc6f92b8 | 950 | if (EQ (tem, Qnil)) |
ff11dfa1 | 951 | f->param_alist = Fcons (Fcons (prop, val), f->param_alist); |
dc6f92b8 JB |
952 | else |
953 | Fsetcdr (tem, val); | |
bc93c097 JB |
954 | |
955 | if (EQ (prop, Qminibuffer) | |
956 | && XTYPE (val) == Lisp_Window) | |
957 | { | |
958 | if (! MINI_WINDOW_P (XWINDOW (val))) | |
959 | error ("Surrogate minibuffer windows must be minibuffer windows."); | |
960 | ||
fd0c2bd1 | 961 | if (FRAME_HAS_MINIBUF_P (f) || FRAME_MINIBUF_ONLY_P (f)) |
ff11dfa1 | 962 | error ("Can't change the surrogate minibuffer of a frame with its own minibuffer."); |
bc93c097 JB |
963 | |
964 | /* Install the chosen minibuffer window, with proper buffer. */ | |
ff11dfa1 | 965 | f->minibuffer_window = val; |
bc93c097 | 966 | } |
dc6f92b8 JB |
967 | } |
968 | ||
ff11dfa1 JB |
969 | DEFUN ("frame-parameters", Fframe_parameters, Sframe_parameters, 0, 1, 0, |
970 | "Return the parameters-alist of frame FRAME.\n\ | |
dc6f92b8 | 971 | It is a list of elements of the form (PARM . VALUE), where PARM is a symbol.\n\ |
dc6d9681 JB |
972 | The meaningful PARMs depend on the kind of frame.\n\ |
973 | If FRAME is omitted, return information on the currently selected frame.") | |
ff11dfa1 JB |
974 | (frame) |
975 | Lisp_Object frame; | |
dc6f92b8 JB |
976 | { |
977 | Lisp_Object alist; | |
ff11dfa1 | 978 | struct frame *f; |
dc6f92b8 | 979 | |
ff11dfa1 JB |
980 | if (EQ (frame, Qnil)) |
981 | f = selected_frame; | |
dc6f92b8 JB |
982 | else |
983 | { | |
ff11dfa1 JB |
984 | CHECK_FRAME (frame, 0); |
985 | f = XFRAME (frame); | |
dc6f92b8 JB |
986 | } |
987 | ||
ff11dfa1 | 988 | if (f->display.nothing == 0) |
dc6f92b8 JB |
989 | return Qnil; |
990 | ||
ff11dfa1 | 991 | alist = Fcopy_alist (f->param_alist); |
fd0c2bd1 JB |
992 | store_in_alist (&alist, Qname, f->name); |
993 | store_in_alist (&alist, Qheight, make_number (f->height)); | |
994 | store_in_alist (&alist, Qwidth, make_number (f->width)); | |
995 | store_in_alist (&alist, Qmodeline, (f->wants_modeline ? Qt : Qnil)); | |
996 | store_in_alist (&alist, Qminibuffer, | |
997 | (! FRAME_HAS_MINIBUF_P (f) ? Qnone | |
998 | : (FRAME_MINIBUF_ONLY_P (f) ? Qonly | |
999 | : FRAME_MINIBUF_WINDOW (f)))); | |
1000 | store_in_alist (&alist, Qunsplittable, (f->no_split ? Qt : Qnil)); | |
1001 | ||
1002 | #ifdef HAVE_X_WINDOWS | |
1003 | if (FRAME_X_P (f)) | |
ff11dfa1 | 1004 | x_report_frame_params (f, &alist); |
fd0c2bd1 | 1005 | #endif |
dc6f92b8 JB |
1006 | return alist; |
1007 | } | |
1008 | ||
ff11dfa1 JB |
1009 | DEFUN ("modify-frame-parameters", Fmodify_frame_parameters, |
1010 | Smodify_frame_parameters, 2, 2, 0, | |
1011 | "Modify the parameters of frame FRAME according to ALIST.\n\ | |
dc6f92b8 JB |
1012 | ALIST is an alist of parameters to change and their new values.\n\ |
1013 | Each element of ALIST has the form (PARM . VALUE), where PARM is a symbol.\n\ | |
ff11dfa1 JB |
1014 | The meaningful PARMs depend on the kind of frame; undefined PARMs are ignored.") |
1015 | (frame, alist) | |
1016 | Lisp_Object frame, alist; | |
dc6f92b8 | 1017 | { |
fd0c2bd1 | 1018 | FRAME_PTR f; |
dc6f92b8 JB |
1019 | register Lisp_Object tail, elt, prop, val; |
1020 | ||
ff11dfa1 JB |
1021 | if (EQ (frame, Qnil)) |
1022 | f = selected_frame; | |
dc6f92b8 JB |
1023 | else |
1024 | { | |
ff11dfa1 JB |
1025 | CHECK_LIVE_FRAME (frame, 0); |
1026 | f = XFRAME (frame); | |
dc6f92b8 JB |
1027 | } |
1028 | ||
fd0c2bd1 JB |
1029 | #ifdef HAVE_X_WINDOWS |
1030 | if (FRAME_X_P (f)) | |
1031 | #if 1 | |
1032 | x_set_frame_parameters (f, alist); | |
1033 | #else | |
dc6f92b8 JB |
1034 | for (tail = alist; !EQ (tail, Qnil); tail = Fcdr (tail)) |
1035 | { | |
1036 | elt = Fcar (tail); | |
1037 | prop = Fcar (elt); | |
1038 | val = Fcdr (elt); | |
fd0c2bd1 | 1039 | x_set_frame_param (f, prop, val, get_frame_param (f, prop)); |
ff11dfa1 | 1040 | store_frame_param (f, prop, val); |
dc6f92b8 | 1041 | } |
fd0c2bd1 JB |
1042 | #endif |
1043 | #endif | |
dc6f92b8 JB |
1044 | |
1045 | return Qnil; | |
1046 | } | |
1047 | \f | |
1048 | ||
dc6d9681 JB |
1049 | #if 0 |
1050 | /* This function isn't useful enough by itself to include; we need to | |
1051 | add functions to allow the user to find the size of a font before | |
1052 | this is actually useful. */ | |
1053 | ||
ff11dfa1 JB |
1054 | DEFUN ("frame-pixel-size", Fframe_pixel_size, |
1055 | Sframe_pixel_size, 1, 1, 0, | |
1056 | "Return a cons (width . height) of FRAME's size in pixels.") | |
1057 | (frame) | |
1058 | Lisp_Object frame; | |
dc6f92b8 | 1059 | { |
ff11dfa1 | 1060 | register struct frame *f; |
dc6f92b8 JB |
1061 | int width, height; |
1062 | ||
ff11dfa1 JB |
1063 | CHECK_LIVE_FRAME (frame, 0); |
1064 | f = XFRAME (frame); | |
dc6f92b8 | 1065 | |
ff11dfa1 JB |
1066 | return Fcons (make_number (x_pixel_width (f)), |
1067 | make_number (x_pixel_height (f))); | |
dc6f92b8 | 1068 | } |
dc6d9681 JB |
1069 | #endif |
1070 | ||
1071 | #if 0 | |
1072 | /* These functions have no C callers, and can be written nicely in lisp. */ | |
dc6f92b8 | 1073 | |
ff11dfa1 JB |
1074 | DEFUN ("frame-height", Fframe_height, Sframe_height, 0, 0, 0, |
1075 | "Return number of lines available for display on selected frame.") | |
dc6f92b8 JB |
1076 | () |
1077 | { | |
ff11dfa1 | 1078 | return make_number (FRAME_HEIGHT (selected_frame)); |
dc6f92b8 JB |
1079 | } |
1080 | ||
ff11dfa1 JB |
1081 | DEFUN ("frame-width", Fframe_width, Sframe_width, 0, 0, 0, |
1082 | "Return number of columns available for display on selected frame.") | |
dc6f92b8 JB |
1083 | () |
1084 | { | |
ff11dfa1 | 1085 | return make_number (FRAME_WIDTH (selected_frame)); |
dc6f92b8 | 1086 | } |
dc6d9681 | 1087 | #endif |
dc6f92b8 | 1088 | |
ff11dfa1 JB |
1089 | DEFUN ("set-frame-height", Fset_frame_height, Sset_frame_height, 2, 3, 0, |
1090 | "Specify that the frame FRAME has LINES lines.\n\ | |
dc6f92b8 | 1091 | Optional third arg non-nil means that redisplay should use LINES lines\n\ |
ff11dfa1 JB |
1092 | but that the idea of the actual height of the frame should not be changed.") |
1093 | (frame, rows, pretend) | |
fd0c2bd1 | 1094 | Lisp_Object frame, rows, pretend; |
dc6f92b8 | 1095 | { |
ff11dfa1 | 1096 | register struct frame *f; |
dc6f92b8 JB |
1097 | |
1098 | CHECK_NUMBER (rows, 0); | |
ff11dfa1 JB |
1099 | if (NILP (frame)) |
1100 | f = selected_frame; | |
dc6f92b8 JB |
1101 | else |
1102 | { | |
ff11dfa1 JB |
1103 | CHECK_LIVE_FRAME (frame, 0); |
1104 | f = XFRAME (frame); | |
dc6f92b8 JB |
1105 | } |
1106 | ||
fd0c2bd1 JB |
1107 | #ifdef HAVE_X_WINDOWS |
1108 | if (FRAME_X_P (f)) | |
dc6f92b8 | 1109 | { |
ff11dfa1 JB |
1110 | if (XINT (rows) != f->width) |
1111 | x_set_window_size (f, f->width, XINT (rows)); | |
dc6f92b8 JB |
1112 | } |
1113 | else | |
fd0c2bd1 JB |
1114 | #endif |
1115 | change_frame_size (f, XINT (rows), 0, !NILP (pretend), 0); | |
dc6f92b8 JB |
1116 | return Qnil; |
1117 | } | |
1118 | ||
ff11dfa1 JB |
1119 | DEFUN ("set-frame-width", Fset_frame_width, Sset_frame_width, 2, 3, 0, |
1120 | "Specify that the frame FRAME has COLS columns.\n\ | |
dc6f92b8 | 1121 | Optional third arg non-nil means that redisplay should use COLS columns\n\ |
ff11dfa1 JB |
1122 | but that the idea of the actual width of the frame should not be changed.") |
1123 | (frame, cols, pretend) | |
fd0c2bd1 | 1124 | Lisp_Object frame, cols, pretend; |
dc6f92b8 | 1125 | { |
ff11dfa1 | 1126 | register struct frame *f; |
dc6f92b8 | 1127 | CHECK_NUMBER (cols, 0); |
ff11dfa1 JB |
1128 | if (NILP (frame)) |
1129 | f = selected_frame; | |
dc6f92b8 JB |
1130 | else |
1131 | { | |
ff11dfa1 JB |
1132 | CHECK_LIVE_FRAME (frame, 0); |
1133 | f = XFRAME (frame); | |
dc6f92b8 JB |
1134 | } |
1135 | ||
fd0c2bd1 JB |
1136 | #ifdef HAVE_X_WINDOWS |
1137 | if (FRAME_X_P (f)) | |
dc6f92b8 | 1138 | { |
ff11dfa1 JB |
1139 | if (XINT (cols) != f->width) |
1140 | x_set_window_size (f, XINT (cols), f->height); | |
dc6f92b8 JB |
1141 | } |
1142 | else | |
fd0c2bd1 JB |
1143 | #endif |
1144 | change_frame_size (f, 0, XINT (cols), !NILP (pretend), 0); | |
dc6f92b8 JB |
1145 | return Qnil; |
1146 | } | |
1147 | ||
ff11dfa1 JB |
1148 | DEFUN ("set-frame-size", Fset_frame_size, Sset_frame_size, 3, 3, 0, |
1149 | "Sets size of FRAME to COLS by ROWS, measured in characters.") | |
1150 | (frame, cols, rows) | |
1151 | Lisp_Object frame, cols, rows; | |
dc6f92b8 | 1152 | { |
ff11dfa1 | 1153 | register struct frame *f; |
dc6f92b8 JB |
1154 | int mask; |
1155 | ||
ff11dfa1 | 1156 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 JB |
1157 | CHECK_NUMBER (cols, 2); |
1158 | CHECK_NUMBER (rows, 1); | |
ff11dfa1 | 1159 | f = XFRAME (frame); |
dc6f92b8 | 1160 | |
fd0c2bd1 JB |
1161 | #ifdef HAVE_X_WINDOWS |
1162 | if (FRAME_X_P (f)) | |
dc6f92b8 | 1163 | { |
ff11dfa1 JB |
1164 | if (XINT (rows) != f->height || XINT (cols) != f->width) |
1165 | x_set_window_size (f, XINT (cols), XINT (rows)); | |
dc6f92b8 JB |
1166 | } |
1167 | else | |
fd0c2bd1 JB |
1168 | #endif |
1169 | change_frame_size (f, XINT (rows), XINT (cols), 0, 0); | |
dc6f92b8 JB |
1170 | |
1171 | return Qnil; | |
1172 | } | |
1173 | ||
ff11dfa1 JB |
1174 | DEFUN ("set-frame-position", Fset_frame_position, |
1175 | Sset_frame_position, 3, 3, 0, | |
1176 | "Sets position of FRAME in pixels to XOFFSET by YOFFSET.\n\ | |
f9898cc6 | 1177 | If XOFFSET or YOFFSET are negative, they are interpreted relative to\n\ |
ff11dfa1 | 1178 | the leftmost or bottommost position FRAME could occupy without going\n\ |
fd0c2bd1 | 1179 | off the screen.") |
ff11dfa1 JB |
1180 | (frame, xoffset, yoffset) |
1181 | Lisp_Object frame, xoffset, yoffset; | |
dc6f92b8 | 1182 | { |
ff11dfa1 | 1183 | register struct frame *f; |
dc6f92b8 JB |
1184 | int mask; |
1185 | ||
ff11dfa1 | 1186 | CHECK_LIVE_FRAME (frame, 0); |
dc6f92b8 JB |
1187 | CHECK_NUMBER (xoffset, 1); |
1188 | CHECK_NUMBER (yoffset, 2); | |
ff11dfa1 | 1189 | f = XFRAME (frame); |
dc6f92b8 | 1190 | |
fd0c2bd1 JB |
1191 | #ifdef HAVE_X_WINDOWS |
1192 | if (FRAME_X_P (f)) | |
ff11dfa1 | 1193 | x_set_offset (f, XINT (xoffset), XINT (yoffset)); |
fd0c2bd1 | 1194 | #endif |
dc6f92b8 JB |
1195 | |
1196 | return Qt; | |
1197 | } | |
dc6d9681 | 1198 | |
dc6f92b8 | 1199 | \f |
dc6f92b8 JB |
1200 | #ifndef HAVE_X11 |
1201 | DEFUN ("rubber-band-rectangle", Frubber_band_rectangle, Srubber_band_rectangle, | |
1202 | 3, 3, "", | |
ff11dfa1 JB |
1203 | "Ask user to specify a window position and size on FRAME with the mouse.\n\ |
1204 | Arguments are FRAME, NAME and GEO. NAME is a name to be displayed as\n\ | |
dc6f92b8 JB |
1205 | the purpose of this rectangle. GEO is an X-windows size spec that can\n\ |
1206 | specify defaults for some sizes/positions. If GEO specifies everything,\n\ | |
1207 | the mouse is not used.\n\ | |
ff11dfa1 JB |
1208 | Returns a list of five values: (FRAME LEFT TOP WIDTH HEIGHT).") |
1209 | (frame, name, geo) | |
1210 | Lisp_Object frame; | |
dc6f92b8 JB |
1211 | Lisp_Object name; |
1212 | Lisp_Object geo; | |
1213 | { | |
1214 | int vals[4]; | |
1215 | Lisp_Object nums[4]; | |
1216 | int i; | |
1217 | ||
ff11dfa1 | 1218 | CHECK_FRAME (frame, 0); |
dc6f92b8 JB |
1219 | CHECK_STRING (name, 1); |
1220 | CHECK_STRING (geo, 2); | |
1221 | ||
ff11dfa1 | 1222 | switch (XFRAME (frame)->output_method) |
dc6f92b8 JB |
1223 | { |
1224 | case output_x_window: | |
ff11dfa1 | 1225 | x_rubber_band (XFRAME (frame), &vals[0], &vals[1], &vals[2], &vals[3], |
dc6f92b8 JB |
1226 | XSTRING (geo)->data, XSTRING (name)->data); |
1227 | break; | |
1228 | ||
1229 | default: | |
1230 | return Qnil; | |
1231 | } | |
1232 | ||
1233 | for (i = 0; i < 4; i++) | |
1234 | XFASTINT (nums[i]) = vals[i]; | |
ff11dfa1 | 1235 | return Fcons (frame, Flist (4, nums)); |
dc6f92b8 JB |
1236 | return Qnil; |
1237 | } | |
1238 | #endif /* not HAVE_X11 */ | |
1239 | \f | |
ff11dfa1 | 1240 | choose_minibuf_frame () |
dc6f92b8 | 1241 | { |
ff11dfa1 JB |
1242 | /* For lowest-level minibuf, put it on currently selected frame |
1243 | if frame has a minibuffer. */ | |
d06a8a56 | 1244 | |
dc6f92b8 | 1245 | if (minibuf_level == 0 |
ff11dfa1 | 1246 | && selected_frame != 0 |
d06a8a56 | 1247 | && !EQ (minibuf_window, selected_frame->minibuffer_window)) |
dc6f92b8 | 1248 | { |
d06a8a56 JB |
1249 | /* I don't think that any frames may validly have a null minibuffer |
1250 | window anymore. */ | |
1251 | if (NILP (selected_frame->minibuffer_window)) | |
1252 | abort (); | |
1253 | ||
ff11dfa1 | 1254 | Fset_window_buffer (selected_frame->minibuffer_window, |
dc6f92b8 | 1255 | XWINDOW (minibuf_window)->buffer); |
ff11dfa1 | 1256 | minibuf_window = selected_frame->minibuffer_window; |
dc6f92b8 JB |
1257 | } |
1258 | } | |
1259 | \f | |
ff11dfa1 | 1260 | syms_of_frame () |
dc6f92b8 | 1261 | { |
fd0c2bd1 | 1262 | /*&&& init symbols here &&&*/ |
ff11dfa1 | 1263 | Qframep = intern ("framep"); |
ff11dfa1 | 1264 | staticpro (&Qframep); |
fd0c2bd1 | 1265 | Qlive_frame_p = intern ("live-frame-p"); |
ff11dfa1 | 1266 | staticpro (&Qlive_frame_p); |
fd0c2bd1 JB |
1267 | Qheight = intern ("height"); |
1268 | staticpro (&Qheight); | |
1269 | Qicon = intern ("icon"); | |
1270 | staticpro (&Qicon); | |
1271 | Qminibuffer = intern ("minibuffer"); | |
bc93c097 | 1272 | staticpro (&Qminibuffer); |
fd0c2bd1 JB |
1273 | Qmodeline = intern ("modeline"); |
1274 | staticpro (&Qmodeline); | |
1275 | Qname = intern ("name"); | |
1276 | staticpro (&Qname); | |
1277 | Qnone = intern ("none"); | |
1278 | staticpro (&Qnone); | |
1279 | Qonly = intern ("only"); | |
1280 | staticpro (&Qonly); | |
1281 | Qunsplittable = intern ("unsplittable"); | |
1282 | staticpro (&Qunsplittable); | |
1283 | Qwidth = intern ("width"); | |
1284 | staticpro (&Qwidth); | |
1285 | Qx = intern ("x"); | |
1286 | staticpro (&Qx); | |
dc6f92b8 | 1287 | |
ff11dfa1 | 1288 | staticpro (&Vframe_list); |
dc6f92b8 | 1289 | |
ff11dfa1 JB |
1290 | DEFVAR_LISP ("terminal-frame", &Vterminal_frame, |
1291 | "The initial frame-object, which represents Emacs's stdout."); | |
dc6f92b8 JB |
1292 | |
1293 | DEFVAR_LISP ("emacs-iconified", &Vemacs_iconified, | |
ff11dfa1 | 1294 | "Non-nil if all of emacs is iconified and frame updates are not needed."); |
dc6f92b8 JB |
1295 | Vemacs_iconified = Qnil; |
1296 | ||
ff11dfa1 JB |
1297 | DEFVAR_LISP ("default-minibuffer-frame", &Vdefault_minibuffer_frame, |
1298 | "Minibufferless frames use this frame's minibuffer.\n\ | |
f9898cc6 | 1299 | \n\ |
ff11dfa1 | 1300 | Emacs cannot create minibufferless frames unless this is set to an\n\ |
f9898cc6 JB |
1301 | appropriate surrogate.\n\ |
1302 | \n\ | |
1303 | Emacs consults this variable only when creating minibufferless\n\ | |
ff11dfa1 | 1304 | frames; once the frame is created, it sticks with its assigned\n\ |
f9898cc6 JB |
1305 | minibuffer, no matter what this variable is set to. This means that\n\ |
1306 | this variable doesn't necessarily say anything meaningful about the\n\ | |
ff11dfa1 | 1307 | current set of frames, or where the minibuffer is currently being\n\ |
f9898cc6 | 1308 | displayed."); |
ff11dfa1 | 1309 | Vdefault_minibuffer_frame = Qnil; |
dc6f92b8 | 1310 | |
ff11dfa1 JB |
1311 | DEFVAR_LISP ("default-frame-alist", &Vdefault_frame_alist, |
1312 | "Alist of default values for frame creation.\n\ | |
5bce042c | 1313 | These may be set in your init file, like this:\n\ |
ff11dfa1 | 1314 | (setq default-frame-alist '((width . 80) (height . 55)))\n\ |
5bce042c JB |
1315 | These override values given in window system configuration data, like\n\ |
1316 | X Windows' defaults database.\n\ | |
ff11dfa1 JB |
1317 | For values specific to the first Emacs frame, see `initial-frame-alist'.\n\ |
1318 | For values specific to the separate minibuffer frame, see\n\ | |
1319 | `minibuffer-frame-alist'."); | |
1320 | Vdefault_frame_alist = Qnil; | |
1321 | ||
1322 | defsubr (&Sframep); | |
1323 | defsubr (&Slive_frame_p); | |
1324 | defsubr (&Sselect_frame); | |
1325 | defsubr (&Sselected_frame); | |
1326 | defsubr (&Swindow_frame); | |
1327 | defsubr (&Sframe_root_window); | |
1328 | defsubr (&Sframe_selected_window); | |
1329 | defsubr (&Sframe_list); | |
1330 | defsubr (&Snext_frame); | |
1331 | defsubr (&Sdelete_frame); | |
f9898cc6 | 1332 | defsubr (&Smouse_position); |
dc6f92b8 JB |
1333 | defsubr (&Sset_mouse_position); |
1334 | #if 0 | |
ff11dfa1 JB |
1335 | defsubr (&Sframe_configuration); |
1336 | defsubr (&Srestore_frame_configuration); | |
dc6f92b8 | 1337 | #endif |
ff11dfa1 JB |
1338 | defsubr (&Smake_frame_visible); |
1339 | defsubr (&Smake_frame_invisible); | |
1340 | defsubr (&Siconify_frame); | |
1341 | defsubr (&Sframe_visible_p); | |
1342 | defsubr (&Svisible_frame_list); | |
1343 | defsubr (&Sredirect_frame_focus); | |
1344 | defsubr (&Sframe_focus); | |
1345 | defsubr (&Sframe_parameters); | |
1346 | defsubr (&Smodify_frame_parameters); | |
1265558a | 1347 | #if 0 |
ff11dfa1 JB |
1348 | defsubr (&Sframe_pixel_size); |
1349 | defsubr (&Sframe_height); | |
1350 | defsubr (&Sframe_width); | |
1265558a | 1351 | #endif |
ff11dfa1 JB |
1352 | defsubr (&Sset_frame_height); |
1353 | defsubr (&Sset_frame_width); | |
1354 | defsubr (&Sset_frame_size); | |
1355 | defsubr (&Sset_frame_position); | |
dc6f92b8 JB |
1356 | #ifndef HAVE_X11 |
1357 | defsubr (&Srubber_band_rectangle); | |
1358 | #endif /* HAVE_X11 */ | |
1359 | } | |
e5d77022 | 1360 | |
d06a8a56 | 1361 | #else /* not MULTI_FRAME */ |
fd0c2bd1 | 1362 | |
cc38027b JB |
1363 | /* If we're not using multi-frame stuff, we still need to provide some |
1364 | support functions. */ | |
1365 | ||
1366 | /* Unless this function is defined, providing set-frame-height and | |
1367 | set-frame-width doesn't help compatibility any, since they both | |
1368 | want this as their first argument. */ | |
1369 | DEFUN ("selected-frame", Fselected_frame, Sselected_frame, 0, 0, 0, | |
1370 | "Return the frame that is now selected.") | |
1371 | () | |
1372 | { | |
1373 | Lisp_Object tem; | |
1374 | XFASTINT (tem) = 0; | |
1375 | return tem; | |
1376 | } | |
fd0c2bd1 JB |
1377 | |
1378 | DEFUN ("set-frame-height", Fset_frame_height, Sset_frame_height, 2, 3, 0, | |
1379 | "Specify that the frame FRAME has LINES lines.\n\ | |
1380 | Optional third arg non-nil means that redisplay should use LINES lines\n\ | |
1381 | but that the idea of the actual height of the frame should not be changed.") | |
1382 | (frame, rows, pretend) | |
1383 | Lisp_Object frame, rows, pretend; | |
1384 | { | |
1385 | CHECK_NUMBER (rows, 0); | |
1386 | ||
1387 | change_frame_size (0, XINT (rows), 0, !NILP (pretend), 0); | |
1388 | return Qnil; | |
1389 | } | |
1390 | ||
1391 | DEFUN ("set-frame-width", Fset_frame_width, Sset_frame_width, 2, 3, 0, | |
1392 | "Specify that the frame FRAME has COLS columns.\n\ | |
1393 | Optional third arg non-nil means that redisplay should use COLS columns\n\ | |
1394 | but that the idea of the actual width of the frame should not be changed.") | |
1395 | (frame, cols, pretend) | |
1396 | Lisp_Object frame, cols, pretend; | |
1397 | { | |
1398 | CHECK_NUMBER (cols, 0); | |
1399 | ||
1400 | change_frame_size (0, 0, XINT (cols), !NILP (pretend), 0); | |
1401 | return Qnil; | |
1402 | } | |
1403 | ||
1404 | DEFUN ("set-frame-size", Fset_frame_size, Sset_frame_size, 3, 3, 0, | |
1405 | "Sets size of FRAME to COLS by ROWS, measured in characters.") | |
1406 | (frame, cols, rows) | |
1407 | Lisp_Object frame, cols, rows; | |
1408 | { | |
1409 | CHECK_NUMBER (cols, 2); | |
1410 | CHECK_NUMBER (rows, 1); | |
1411 | ||
1412 | change_frame_size (0, XINT (rows), XINT (cols), 0, 0); | |
1413 | ||
1414 | return Qnil; | |
1415 | } | |
1416 | ||
cc38027b JB |
1417 | DEFUN ("frame-height", Fframe_height, Sframe_height, 0, 0, 0, |
1418 | "Return number of lines available for display on selected frame.") | |
1419 | () | |
1420 | { | |
1421 | return make_number (FRAME_HEIGHT (selected_frame)); | |
1422 | } | |
1423 | ||
1424 | DEFUN ("frame-width", Fframe_width, Sframe_width, 0, 0, 0, | |
1425 | "Return number of columns available for display on selected frame.") | |
1426 | () | |
1427 | { | |
1428 | return make_number (FRAME_WIDTH (selected_frame)); | |
1429 | } | |
1430 | ||
1431 | /* These are for backward compatibility with Emacs 18. */ | |
1432 | ||
fd0c2bd1 JB |
1433 | DEFUN ("set-screen-height", Fset_screen_height, Sset_screen_height, 1, 2, 0, |
1434 | "Tell redisplay that the screen has LINES lines.\n\ | |
1435 | Optional second arg non-nil means that redisplay should use LINES lines\n\ | |
1436 | but that the idea of the actual height of the screen should not be changed.") | |
1437 | (lines, pretend) | |
1438 | Lisp_Object lines, pretend; | |
1439 | { | |
1440 | CHECK_NUMBER (lines, 0); | |
1441 | ||
1442 | change_frame_size (0, XINT (lines), 0, !NILP (pretend), 0); | |
1443 | return Qnil; | |
1444 | } | |
1445 | ||
1446 | DEFUN ("set-screen-width", Fset_screen_width, Sset_screen_width, 1, 2, 0, | |
1447 | "Tell redisplay that the screen has COLS columns.\n\ | |
1448 | Optional second arg non-nil means that redisplay should use COLS columns\n\ | |
1449 | but that the idea of the actual width of the screen should not be changed.") | |
1450 | (cols, pretend) | |
1451 | Lisp_Object cols, pretend; | |
1452 | { | |
1453 | CHECK_NUMBER (cols, 0); | |
1454 | ||
1455 | change_frame_size (0, 0, XINT (cols), !NILP (pretend), 0); | |
1456 | return Qnil; | |
1457 | } | |
1458 | ||
fd0c2bd1 JB |
1459 | syms_of_frame () |
1460 | { | |
1461 | defsubr (&Sset_frame_height); | |
1462 | defsubr (&Sset_frame_width); | |
1463 | defsubr (&Sset_frame_size); | |
1464 | defsubr (&Sset_screen_height); | |
1465 | defsubr (&Sset_screen_width); | |
1466 | defsubr (&Sframe_height); | |
1467 | Ffset (intern ("screen-height"), intern ("frame-height")); | |
1468 | defsubr (&Sframe_width); | |
1469 | Ffset (intern ("screen-width"), intern ("frame-width")); | |
1470 | } | |
1471 | ||
1472 | #endif /* not MULTI_FRAME */ | |
1473 | ||
1474 | ||
1475 | ||
1476 |