Commit | Line | Data |
---|---|---|
eec82323 | 1 | ;;; gnus-win.el --- window configuration functions for Gnus |
23f87bed | 2 | ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 |
16409b0b | 3 | ;; Free Software Foundation, Inc. |
eec82323 | 4 | |
6748645f | 5 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> |
eec82323 LMI |
6 | ;; Keywords: news |
7 | ||
8 | ;; This file is part of GNU Emacs. | |
9 | ||
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
12 | ;; the Free Software Foundation; either version 2, or (at your option) | |
13 | ;; any later version. | |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
22 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
23 | ;; Boston, MA 02111-1307, USA. | |
24 | ||
25 | ;;; Commentary: | |
26 | ||
27 | ;;; Code: | |
28 | ||
5ab7173c RS |
29 | (eval-when-compile (require 'cl)) |
30 | ||
eec82323 | 31 | (require 'gnus) |
23f87bed | 32 | (require 'gnus-util) |
eec82323 LMI |
33 | |
34 | (defgroup gnus-windows nil | |
35 | "Window configuration." | |
36 | :group 'gnus) | |
37 | ||
38 | (defcustom gnus-use-full-window t | |
39 | "*If non-nil, use the entire Emacs screen." | |
40 | :group 'gnus-windows | |
41 | :type 'boolean) | |
42 | ||
43 | (defvar gnus-window-configuration nil | |
44 | "Obsolete variable. See `gnus-buffer-configuration'.") | |
45 | ||
46 | (defcustom gnus-window-min-width 2 | |
47 | "*Minimum width of Gnus buffers." | |
48 | :group 'gnus-windows | |
49 | :type 'integer) | |
50 | ||
51 | (defcustom gnus-window-min-height 1 | |
52 | "*Minimum height of Gnus buffers." | |
53 | :group 'gnus-windows | |
54 | :type 'integer) | |
55 | ||
56 | (defcustom gnus-always-force-window-configuration nil | |
57 | "*If non-nil, always force the Gnus window configurations." | |
58 | :group 'gnus-windows | |
59 | :type 'boolean) | |
60 | ||
23f87bed MB |
61 | (defcustom gnus-use-frames-on-any-display nil |
62 | "*If non-nil, frames on all displays will be considered useable by Gnus. | |
63 | When nil, only frames on the same display as the selected frame will be | |
64 | used to display Gnus windows." | |
e2642250 | 65 | :version "21.4" |
23f87bed MB |
66 | :group 'gnus-windows |
67 | :type 'boolean) | |
68 | ||
eec82323 LMI |
69 | (defvar gnus-buffer-configuration |
70 | '((group | |
71 | (vertical 1.0 | |
72 | (group 1.0 point) | |
73 | (if gnus-carpal '(group-carpal 4)))) | |
74 | (summary | |
75 | (vertical 1.0 | |
76 | (summary 1.0 point) | |
77 | (if gnus-carpal '(summary-carpal 4)))) | |
78 | (article | |
79 | (cond | |
eec82323 LMI |
80 | (gnus-use-trees |
81 | '(vertical 1.0 | |
82 | (summary 0.25 point) | |
83 | (tree 0.25) | |
84 | (article 1.0))) | |
85 | (t | |
86 | '(vertical 1.0 | |
16409b0b GM |
87 | (summary 0.25 point) |
88 | (if gnus-carpal '(summary-carpal 4)) | |
89 | (article 1.0))))) | |
eec82323 LMI |
90 | (server |
91 | (vertical 1.0 | |
92 | (server 1.0 point) | |
93 | (if gnus-carpal '(server-carpal 2)))) | |
94 | (browse | |
95 | (vertical 1.0 | |
96 | (browse 1.0 point) | |
97 | (if gnus-carpal '(browse-carpal 2)))) | |
98 | (message | |
99 | (vertical 1.0 | |
100 | (message 1.0 point))) | |
101 | (pick | |
102 | (vertical 1.0 | |
103 | (article 1.0 point))) | |
104 | (info | |
105 | (vertical 1.0 | |
106 | (info 1.0 point))) | |
107 | (summary-faq | |
108 | (vertical 1.0 | |
109 | (summary 0.25) | |
110 | (faq 1.0 point))) | |
111 | (edit-article | |
112 | (vertical 1.0 | |
113 | (article 1.0 point))) | |
114 | (edit-form | |
115 | (vertical 1.0 | |
116 | (group 0.5) | |
117 | (edit-form 1.0 point))) | |
118 | (edit-score | |
119 | (vertical 1.0 | |
120 | (summary 0.25) | |
121 | (edit-score 1.0 point))) | |
122 | (post | |
123 | (vertical 1.0 | |
124 | (post 1.0 point))) | |
125 | (reply | |
126 | (vertical 1.0 | |
23f87bed | 127 | (article 0.5) |
eec82323 LMI |
128 | (message 1.0 point))) |
129 | (forward | |
130 | (vertical 1.0 | |
131 | (message 1.0 point))) | |
132 | (reply-yank | |
133 | (vertical 1.0 | |
134 | (message 1.0 point))) | |
135 | (mail-bounce | |
136 | (vertical 1.0 | |
137 | (article 0.5) | |
138 | (message 1.0 point))) | |
eec82323 LMI |
139 | (pipe |
140 | (vertical 1.0 | |
141 | (summary 0.25 point) | |
142 | (if gnus-carpal '(summary-carpal 4)) | |
143 | ("*Shell Command Output*" 1.0))) | |
144 | (bug | |
145 | (vertical 1.0 | |
55388e55 | 146 | (if gnus-bug-create-help-buffer '("*Gnus Help Bug*" 0.5)) |
eec82323 LMI |
147 | ("*Gnus Bug*" 1.0 point))) |
148 | (score-trace | |
149 | (vertical 1.0 | |
150 | (summary 0.5 point) | |
151 | ("*Score Trace*" 1.0))) | |
152 | (score-words | |
153 | (vertical 1.0 | |
154 | (summary 0.5 point) | |
155 | ("*Score Words*" 1.0))) | |
6748645f LMI |
156 | (split-trace |
157 | (vertical 1.0 | |
158 | (summary 0.5 point) | |
159 | ("*Split Trace*" 1.0))) | |
160 | (category | |
161 | (vertical 1.0 | |
162 | (category 1.0))) | |
eec82323 LMI |
163 | (compose-bounce |
164 | (vertical 1.0 | |
165 | (article 0.5) | |
23f87bed MB |
166 | (message 1.0 point))) |
167 | (display-term | |
168 | (vertical 1.0 | |
169 | ("*display*" 1.0)))) | |
eec82323 LMI |
170 | "Window configuration for all possible Gnus buffers. |
171 | See the Gnus manual for an explanation of the syntax used.") | |
172 | ||
173 | (defvar gnus-window-to-buffer | |
174 | '((group . gnus-group-buffer) | |
175 | (summary . gnus-summary-buffer) | |
176 | (article . gnus-article-buffer) | |
177 | (server . gnus-server-buffer) | |
178 | (browse . "*Gnus Browse Server*") | |
179 | (edit-group . gnus-group-edit-buffer) | |
180 | (edit-form . gnus-edit-form-buffer) | |
181 | (edit-server . gnus-server-edit-buffer) | |
182 | (group-carpal . gnus-carpal-group-buffer) | |
183 | (summary-carpal . gnus-carpal-summary-buffer) | |
184 | (server-carpal . gnus-carpal-server-buffer) | |
185 | (browse-carpal . gnus-carpal-browse-buffer) | |
186 | (edit-score . gnus-score-edit-buffer) | |
187 | (message . gnus-message-buffer) | |
188 | (mail . gnus-message-buffer) | |
189 | (post-news . gnus-message-buffer) | |
190 | (faq . gnus-faq-buffer) | |
eec82323 | 191 | (tree . gnus-tree-buffer) |
a8151ef7 | 192 | (score-trace . "*Score Trace*") |
6748645f | 193 | (split-trace . "*Split Trace*") |
eec82323 | 194 | (info . gnus-info-buffer) |
6748645f | 195 | (category . gnus-category-buffer) |
eec82323 LMI |
196 | (article-copy . gnus-article-copy) |
197 | (draft . gnus-draft-buffer)) | |
198 | "Mapping from short symbols to buffer names or buffer variables.") | |
199 | ||
23f87bed MB |
200 | (defcustom gnus-configure-windows-hook nil |
201 | "*A hook called when configuring windows." | |
e2642250 | 202 | :version "21.4" |
23f87bed MB |
203 | :group 'gnus-windows |
204 | :type 'hook) | |
205 | ||
eec82323 LMI |
206 | ;;; Internal variables. |
207 | ||
208 | (defvar gnus-current-window-configuration nil | |
209 | "The most recently set window configuration.") | |
210 | ||
211 | (defvar gnus-created-frames nil) | |
6748645f | 212 | (defvar gnus-window-frame-focus nil) |
eec82323 LMI |
213 | |
214 | (defun gnus-kill-gnus-frames () | |
215 | "Kill all frames Gnus has created." | |
216 | (while gnus-created-frames | |
217 | (when (frame-live-p (car gnus-created-frames)) | |
218 | ;; We slap a condition-case around this `delete-frame' to ensure | |
219 | ;; against errors if we try do delete the single frame that's left. | |
220 | (ignore-errors | |
221 | (delete-frame (car gnus-created-frames)))) | |
222 | (pop gnus-created-frames))) | |
223 | ||
224 | (defun gnus-window-configuration-element (list) | |
225 | (while (and list | |
226 | (not (assq (car list) gnus-window-configuration))) | |
227 | (pop list)) | |
228 | (cadr (assq (car list) gnus-window-configuration))) | |
229 | ||
230 | (defun gnus-windows-old-to-new (setting) | |
231 | ;; First we take care of the really, really old Gnus 3 actions. | |
232 | (when (symbolp setting) | |
233 | (setq setting | |
234 | ;; Take care of ooold GNUS 3.x values. | |
235 | (cond ((eq setting 'SelectArticle) 'article) | |
236 | ((memq setting '(SelectNewsgroup SelectSubject ExpandSubject)) | |
237 | 'summary) | |
238 | ((memq setting '(ExitNewsgroup)) 'group) | |
239 | (t setting)))) | |
240 | (if (or (listp setting) | |
241 | (not (and gnus-window-configuration | |
242 | (memq setting '(group summary article))))) | |
243 | setting | |
244 | (let* ((elem | |
245 | (cond | |
246 | ((eq setting 'group) | |
247 | (gnus-window-configuration-element | |
248 | '(group newsgroups ExitNewsgroup))) | |
249 | ((eq setting 'summary) | |
250 | (gnus-window-configuration-element | |
251 | '(summary SelectNewsgroup SelectSubject ExpandSubject))) | |
252 | ((eq setting 'article) | |
253 | (gnus-window-configuration-element | |
254 | '(article SelectArticle))))) | |
255 | (total (apply '+ elem)) | |
256 | (types '(group summary article)) | |
257 | (pbuf (if (eq setting 'newsgroups) 'group 'summary)) | |
258 | (i 0) | |
259 | perc out) | |
260 | (while (< i 3) | |
261 | (or (not (numberp (nth i elem))) | |
262 | (zerop (nth i elem)) | |
263 | (progn | |
264 | (setq perc (if (= i 2) | |
265 | 1.0 | |
266 | (/ (float (nth i elem)) total))) | |
267 | (push (if (eq pbuf (nth i types)) | |
268 | (list (nth i types) perc 'point) | |
269 | (list (nth i types) perc)) | |
270 | out))) | |
271 | (incf i)) | |
272 | `(vertical 1.0 ,@(nreverse out))))) | |
273 | ||
274 | ;;;###autoload | |
275 | (defun gnus-add-configuration (conf) | |
276 | "Add the window configuration CONF to `gnus-buffer-configuration'." | |
277 | (setq gnus-buffer-configuration | |
278 | (cons conf (delq (assq (car conf) gnus-buffer-configuration) | |
279 | gnus-buffer-configuration)))) | |
280 | ||
281 | (defvar gnus-frame-list nil) | |
282 | ||
6748645f LMI |
283 | (defun gnus-window-to-buffer-helper (obj) |
284 | (cond ((not (symbolp obj)) | |
285 | obj) | |
286 | ((boundp obj) | |
287 | (symbol-value obj)) | |
288 | ((fboundp obj) | |
289 | (funcall obj)) | |
290 | (t | |
291 | nil))) | |
292 | ||
eec82323 LMI |
293 | (defun gnus-configure-frame (split &optional window) |
294 | "Split WINDOW according to SPLIT." | |
ca3ab2d8 SZ |
295 | (let ((current-window |
296 | (or (get-buffer-window (current-buffer)) (selected-window)))) | |
297 | (unless window | |
298 | (setq window current-window)) | |
299 | (select-window window) | |
8f688cb0 | 300 | ;; This might be an old-style buffer config. |
ca3ab2d8 SZ |
301 | (when (vectorp split) |
302 | (setq split (append split nil))) | |
303 | (when (or (consp (car split)) | |
304 | (vectorp (car split))) | |
305 | (push 1.0 split) | |
306 | (push 'vertical split)) | |
307 | ;; The SPLIT might be something that is to be evaled to | |
308 | ;; return a new SPLIT. | |
309 | (while (and (not (assq (car split) gnus-window-to-buffer)) | |
23f87bed | 310 | (functionp (car split))) |
ca3ab2d8 SZ |
311 | (setq split (eval split))) |
312 | (let* ((type (car split)) | |
313 | (subs (cddr split)) | |
314 | (len (if (eq type 'horizontal) (window-width) (window-height))) | |
315 | (total 0) | |
316 | (window-min-width (or gnus-window-min-width window-min-width)) | |
317 | (window-min-height (or gnus-window-min-height window-min-height)) | |
318 | s result new-win rest comp-subs size sub) | |
319 | (cond | |
320 | ;; Nothing to do here. | |
321 | ((null split)) | |
322 | ;; Don't switch buffers. | |
323 | ((null type) | |
324 | (and (memq 'point split) window)) | |
325 | ;; This is a buffer to be selected. | |
326 | ((not (memq type '(frame horizontal vertical))) | |
327 | (let ((buffer (cond ((stringp type) type) | |
328 | (t (cdr (assq type gnus-window-to-buffer)))))) | |
329 | (unless buffer | |
330 | (error "Invalid buffer type: %s" type)) | |
331 | (let ((buf (gnus-get-buffer-create | |
332 | (gnus-window-to-buffer-helper buffer)))) | |
333 | (if (eq buf (window-buffer (selected-window))) (set-buffer buf) | |
334 | (switch-to-buffer buf))) | |
335 | (when (memq 'frame-focus split) | |
336 | (setq gnus-window-frame-focus window)) | |
337 | ;; We return the window if it has the `point' spec. | |
338 | (and (memq 'point split) window))) | |
339 | ;; This is a frame split. | |
340 | ((eq type 'frame) | |
341 | (unless gnus-frame-list | |
342 | (setq gnus-frame-list (list (window-frame current-window)))) | |
343 | (let ((i 0) | |
344 | params frame fresult) | |
345 | (while (< i (length subs)) | |
346 | ;; Frame parameter is gotten from the sub-split. | |
347 | (setq params (cadr (elt subs i))) | |
348 | ;; It should be a list. | |
349 | (unless (listp params) | |
350 | (setq params nil)) | |
351 | ;; Create a new frame? | |
352 | (unless (setq frame (elt gnus-frame-list i)) | |
353 | (nconc gnus-frame-list (list (setq frame (make-frame params)))) | |
354 | (push frame gnus-created-frames)) | |
355 | ;; Is the old frame still alive? | |
356 | (unless (frame-live-p frame) | |
357 | (setcar (nthcdr i gnus-frame-list) | |
358 | (setq frame (make-frame params)))) | |
359 | ;; Select the frame in question and do more splits there. | |
360 | (select-frame frame) | |
361 | (setq fresult (or (gnus-configure-frame (elt subs i)) fresult)) | |
362 | (incf i)) | |
363 | ;; Select the frame that has the selected buffer. | |
364 | (when fresult | |
365 | (select-frame (window-frame fresult))))) | |
366 | ;; This is a normal split. | |
367 | (t | |
368 | (when (> (length subs) 0) | |
369 | ;; First we have to compute the sizes of all new windows. | |
370 | (while subs | |
371 | (setq sub (append (pop subs) nil)) | |
372 | (while (and (not (assq (car sub) gnus-window-to-buffer)) | |
23f87bed | 373 | (functionp (car sub))) |
ca3ab2d8 SZ |
374 | (setq sub (eval sub))) |
375 | (when sub | |
376 | (push sub comp-subs) | |
377 | (setq size (cadar comp-subs)) | |
378 | (cond ((equal size 1.0) | |
379 | (setq rest (car comp-subs)) | |
380 | (setq s 0)) | |
381 | ((floatp size) | |
382 | (setq s (floor (* size len)))) | |
383 | ((integerp size) | |
384 | (setq s size)) | |
385 | (t | |
386 | (error "Invalid size: %s" size))) | |
387 | ;; Try to make sure that we are inside the safe limits. | |
388 | (cond ((zerop s)) | |
389 | ((eq type 'horizontal) | |
390 | (setq s (max s window-min-width))) | |
391 | ((eq type 'vertical) | |
392 | (setq s (max s window-min-height)))) | |
393 | (setcar (cdar comp-subs) s) | |
394 | (incf total s))) | |
395 | ;; Take care of the "1.0" spec. | |
396 | (if rest | |
397 | (setcar (cdr rest) (- len total)) | |
398 | (error "No 1.0 specs in %s" split)) | |
399 | ;; The we do the actual splitting in a nice recursive | |
400 | ;; fashion. | |
401 | (setq comp-subs (nreverse comp-subs)) | |
402 | (while comp-subs | |
403 | (if (null (cdr comp-subs)) | |
404 | (setq new-win window) | |
405 | (setq new-win | |
406 | (split-window window (cadar comp-subs) | |
407 | (eq type 'horizontal)))) | |
408 | (setq result (or (gnus-configure-frame | |
409 | (car comp-subs) window) | |
410 | result)) | |
411 | (select-window new-win) | |
412 | (setq window new-win) | |
413 | (setq comp-subs (cdr comp-subs)))) | |
414 | ;; Return the proper window, if any. | |
415 | (when result | |
416 | (select-window result))))))) | |
eec82323 LMI |
417 | |
418 | (defvar gnus-frame-split-p nil) | |
419 | ||
420 | (defun gnus-configure-windows (setting &optional force) | |
16409b0b GM |
421 | (if (window-configuration-p setting) |
422 | (set-window-configuration setting) | |
423 | (setq gnus-current-window-configuration setting) | |
424 | (setq force (or force gnus-always-force-window-configuration)) | |
425 | (setq setting (gnus-windows-old-to-new setting)) | |
426 | (let ((split (if (symbolp setting) | |
427 | (cadr (assq setting gnus-buffer-configuration)) | |
428 | setting)) | |
429 | all-visible) | |
430 | ||
431 | (setq gnus-frame-split-p nil) | |
432 | ||
433 | (unless split | |
434 | (error "No such setting in `gnus-buffer-configuration': %s" setting)) | |
435 | ||
436 | (if (and (setq all-visible (gnus-all-windows-visible-p split)) | |
437 | (not force)) | |
438 | ;; All the windows mentioned are already visible, so we just | |
439 | ;; put point in the assigned buffer, and do not touch the | |
440 | ;; winconf. | |
441 | (select-window all-visible) | |
55388e55 | 442 | |
25fc4fd5 SZ |
443 | ;; Make sure "the other" buffer, nntp-server-buffer, is live. |
444 | (unless (gnus-buffer-live-p nntp-server-buffer) | |
445 | (nnheader-init-server-buffer)) | |
16409b0b GM |
446 | |
447 | ;; Either remove all windows or just remove all Gnus windows. | |
448 | (let ((frame (selected-frame))) | |
449 | (unwind-protect | |
450 | (if gnus-use-full-window | |
451 | ;; We want to remove all other windows. | |
452 | (if (not gnus-frame-split-p) | |
453 | ;; This is not a `frame' split, so we ignore the | |
454 | ;; other frames. | |
455 | (delete-other-windows) | |
23f87bed | 456 | ;; This is a `frame' split, so we delete all windows |
16409b0b GM |
457 | ;; on all frames. |
458 | (gnus-delete-windows-in-gnusey-frames)) | |
459 | ;; Just remove some windows. | |
460 | (gnus-remove-some-windows) | |
619ac84f SZ |
461 | (if (featurep 'xemacs) |
462 | (switch-to-buffer nntp-server-buffer) | |
463 | (set-buffer nntp-server-buffer))) | |
16409b0b GM |
464 | (select-frame frame))) |
465 | ||
466 | (let (gnus-window-frame-focus) | |
619ac84f SZ |
467 | (if (featurep 'xemacs) |
468 | (switch-to-buffer nntp-server-buffer) | |
469 | (set-buffer nntp-server-buffer)) | |
16409b0b | 470 | (gnus-configure-frame split) |
23f87bed | 471 | (run-hooks 'gnus-configure-windows-hook) |
16409b0b GM |
472 | (when gnus-window-frame-focus |
473 | (select-frame (window-frame gnus-window-frame-focus)))))))) | |
eec82323 LMI |
474 | |
475 | (defun gnus-delete-windows-in-gnusey-frames () | |
476 | "Do a `delete-other-windows' in all frames that have Gnus windows." | |
6748645f | 477 | (let ((buffers (gnus-buffers))) |
eec82323 LMI |
478 | (mapcar |
479 | (lambda (frame) | |
480 | (unless (eq (cdr (assq 'minibuffer | |
481 | (frame-parameters frame))) | |
482 | 'only) | |
483 | (select-frame frame) | |
484 | (let (do-delete) | |
485 | (walk-windows | |
486 | (lambda (window) | |
487 | (when (memq (window-buffer window) buffers) | |
488 | (setq do-delete t)))) | |
489 | (when do-delete | |
490 | (delete-other-windows))))) | |
491 | (frame-list)))) | |
492 | ||
493 | (defun gnus-all-windows-visible-p (split) | |
494 | "Say whether all buffers in SPLIT are currently visible. | |
495 | In particular, the value returned will be the window that | |
496 | should have point." | |
497 | (let ((stack (list split)) | |
498 | (all-visible t) | |
499 | type buffer win buf) | |
500 | (while (and (setq split (pop stack)) | |
501 | all-visible) | |
502 | ;; Be backwards compatible. | |
503 | (when (vectorp split) | |
504 | (setq split (append split nil))) | |
505 | (when (or (consp (car split)) | |
506 | (vectorp (car split))) | |
507 | (push 1.0 split) | |
508 | (push 'vertical split)) | |
509 | ;; The SPLIT might be something that is to be evaled to | |
510 | ;; return a new SPLIT. | |
511 | (while (and (not (assq (car split) gnus-window-to-buffer)) | |
23f87bed | 512 | (functionp (car split))) |
eec82323 LMI |
513 | (setq split (eval split))) |
514 | ||
515 | (setq type (elt split 0)) | |
516 | (cond | |
517 | ;; Nothing here. | |
518 | ((null split) t) | |
519 | ;; A buffer. | |
520 | ((not (memq type '(horizontal vertical frame))) | |
521 | (setq buffer (cond ((stringp type) type) | |
522 | (t (cdr (assq type gnus-window-to-buffer))))) | |
523 | (unless buffer | |
16409b0b | 524 | (error "Invalid buffer type: %s" type)) |
6748645f | 525 | (if (and (setq buf (get-buffer (gnus-window-to-buffer-helper buffer))) |
23f87bed | 526 | (setq win (gnus-get-buffer-window buf t))) |
6748645f | 527 | (if (memq 'point split) |
16409b0b | 528 | (setq all-visible win)) |
eec82323 LMI |
529 | (setq all-visible nil))) |
530 | (t | |
531 | (when (eq type 'frame) | |
532 | (setq gnus-frame-split-p t)) | |
533 | (setq stack (append (cddr split) stack))))) | |
534 | (unless (eq all-visible t) | |
535 | all-visible))) | |
536 | ||
537 | (defun gnus-window-top-edge (&optional window) | |
538 | (nth 1 (window-edges window))) | |
539 | ||
540 | (defun gnus-remove-some-windows () | |
6748645f | 541 | (let ((buffers (gnus-buffers)) |
eec82323 LMI |
542 | buf bufs lowest-buf lowest) |
543 | (save-excursion | |
544 | ;; Remove windows on all known Gnus buffers. | |
6748645f LMI |
545 | (while (setq buf (pop buffers)) |
546 | (when (get-buffer-window buf) | |
547 | (push buf bufs) | |
548 | (pop-to-buffer buf) | |
549 | (when (or (not lowest) | |
550 | (< (gnus-window-top-edge) lowest)) | |
551 | (setq lowest (gnus-window-top-edge) | |
552 | lowest-buf buf)))) | |
eec82323 LMI |
553 | (when lowest-buf |
554 | (pop-to-buffer lowest-buf) | |
619ac84f SZ |
555 | (if (featurep 'xemacs) |
556 | (switch-to-buffer nntp-server-buffer) | |
557 | (set-buffer nntp-server-buffer))) | |
23f87bed MB |
558 | (mapcar (lambda (b) (delete-windows-on b t)) |
559 | (delq lowest-buf bufs))))) | |
560 | ||
561 | (eval-and-compile | |
562 | (cond | |
563 | ((fboundp 'frames-on-display-list) | |
564 | (defalias 'gnus-frames-on-display-list 'frames-on-display-list)) | |
565 | ((and (featurep 'xemacs) (fboundp 'frame-device)) | |
566 | (defun gnus-frames-on-display-list () | |
567 | (apply 'filtered-frame-list 'identity (list (frame-device nil))))) | |
568 | (t | |
569 | (defalias 'gnus-frames-on-display-list 'frame-list)))) | |
570 | ||
571 | (defun gnus-get-buffer-window (buffer &optional frame) | |
572 | (cond ((and (null gnus-use-frames-on-any-display) | |
573 | (memq frame '(t 0 visible))) | |
574 | (car | |
575 | (let ((frames (gnus-frames-on-display-list))) | |
576 | (gnus-remove-if (lambda (win) (not (memq (window-frame win) | |
577 | frames))) | |
578 | (get-buffer-window-list buffer nil frame))))) | |
579 | (t | |
580 | (get-buffer-window buffer frame)))) | |
eec82323 LMI |
581 | |
582 | (provide 'gnus-win) | |
583 | ||
ab5796a9 | 584 | ;;; arch-tag: ccd5a394-2ddf-4397-b8f8-6d80d3e46e2b |
eec82323 | 585 | ;;; gnus-win.el ends here |