(blink-matching-open): Get rid of text props from
[bpt/emacs.git] / lisp / ibuffer.el
1 ;;; ibuffer.el --- operate on buffers like dired
2
3 ;; Copyright (C) 2000, 2001, 2002, 2003, 2004,
4 ;; 2005 Free Software Foundation, Inc.
5
6 ;; Author: Colin Walters <walters@verbum.org>
7 ;; Maintainer: John Paul Wallington <jpw@gnu.org>
8 ;; Created: 8 Sep 2000
9 ;; Keywords: buffer, convenience
10
11 ;; This file is part of GNU Emacs.
12
13 ;; This program is free software; you can redistribute it and/or
14 ;; modify it under the terms of the GNU General Public License as
15 ;; published by the Free Software Foundation; either version 2, or (at
16 ;; your option) any later version.
17
18 ;; This program is distributed in the hope that it will be useful, but
19 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 ;; General Public License for more details.
22
23 ;; You should have received a copy of the GNU General Public License
24 ;; along with this program ; see the file COPYING. If not, write to
25 ;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
26 ;; Boston, MA 02110-1301, USA.
27
28 ;;; Commentary:
29
30 ;; ibuffer.el is an advanced replacement for the `buffer-menu' which
31 ;; is normally distributed with Emacs. Its interface is intended to
32 ;; be analogous to that of Dired.
33
34 ;;; Code:
35
36 (eval-when-compile
37 (require 'cl)
38 (require 'ibuf-macs)
39 (require 'dired))
40
41 (require 'font-core)
42
43 ;; These come from ibuf-ext.el, which can not be require'd at compile time
44 ;; because it has a recursive dependency on ibuffer.el
45 (defvar ibuffer-auto-mode)
46 (defvar ibuffer-cached-filter-formats)
47 (defvar ibuffer-compiled-filter-formats)
48 (defvar ibuffer-filter-format-alist)
49 (defvar ibuffer-filter-group-kill-ring)
50 (defvar ibuffer-filter-groups)
51 (defvar ibuffer-filtering-qualifiers)
52 (defvar ibuffer-hidden-filter-groups)
53 (defvar ibuffer-inline-columns)
54 (defvar ibuffer-show-empty-filter-groups)
55 (defvar ibuffer-tmp-hide-regexps)
56 (defvar ibuffer-tmp-show-regexps)
57
58 (defgroup ibuffer nil
59 "An advanced replacement for `buffer-menu'.
60
61 Ibuffer allows you to operate on buffers in a manner much like Dired.
62 Operations include sorting, marking by regular expression, and
63 the ability to filter the displayed buffers by various criteria."
64 :version "22.1"
65 :group 'convenience)
66
67 (defcustom ibuffer-formats '((mark modified read-only " " (name 18 18 :left :elide)
68 " " (size 9 -1 :right)
69 " " (mode 16 16 :right :elide) " " filename-and-process)
70 (mark " " (name 16 -1) " " filename))
71 "A list of ways to display buffer lines.
72
73 With Ibuffer, you are not limited to displaying just certain
74 attributes of a buffer such as size, name, and mode in a particular
75 order. Through this variable, you can completely customize and
76 control the appearance of an Ibuffer buffer. See also
77 `define-ibuffer-column', which allows you to define your own columns
78 for display.
79
80 This variable has the form
81 ((COLUMN COLUMN ...) (COLUMN COLUMN ...) ...)
82 Each element in `ibuffer-formats' should be a list containing COLUMN
83 specifiers. A COLUMN can be any of the following:
84
85 SYMBOL - A symbol naming the column. Predefined columns are:
86 mark modified read-only name size mode process filename
87 When you define your own columns using `define-ibuffer-column', just
88 use their name like the predefined columns here. This entry can
89 also be a function of two arguments, which should return a string.
90 The first argument is the buffer object, and the second is the mark
91 on that buffer.
92 or
93 \"STRING\" - A literal string to display.
94 or
95 (SYMBOL MIN-SIZE MAX-SIZE &optional ALIGN ELIDE) - SYMBOL is a
96 symbol naming the column, and MIN-SIZE and MAX-SIZE are integers (or
97 functions of no arguments returning an integer) which constrict the
98 size of a column. If MAX-SIZE is -1, there is no upper bound. The
99 default values are 0 and -1, respectively. If MIN-SIZE is negative,
100 use the end of the string. The optional element ALIGN describes the
101 alignment of the column; it can be :left, :center or :right. The
102 optional element ELIDE describes whether or not to elide the column
103 if it is too long; valid values are :elide and nil. The default is
104 nil (don't elide).
105
106 Some example of valid entries in `ibuffer-formats', with
107 description (also, feel free to try them out, and experiment with your
108 own!):
109
110 (mark \" \" name)
111 This format just displays the current mark (if any) and the name of
112 the buffer, separated by a space.
113 (mark modified read-only \" \" (name 16 16 :left) \" \" (size 6 -1 :right))
114 This format displays the current mark (if any), its modification and
115 read-only status, as well as the name of the buffer and its size. In
116 this format, the name is restricted to 16 characters (longer names
117 will be truncated, and shorter names will be padded with spaces), and
118 the name is also aligned to the left. The size of the buffer will
119 be padded with spaces up to a minimum of six characters, but there is
120 no upper limit on its size. The size will also be aligned to the
121 right.
122
123 Thus, if you wanted to use these two formats, add
124
125 (setq ibuffer-formats '((mark \" \" name)
126 (mark modified read-only
127 (name 16 16 :left) (size 6 -1 :right))))
128
129 to your ~/.emacs file.
130
131 Using \\[ibuffer-switch-format], you can rotate the display between
132 the specified formats in the list."
133 :type '(repeat sexp)
134 :group 'ibuffer)
135
136 (defcustom ibuffer-always-compile-formats (featurep 'bytecomp)
137 "If non-nil, then use the byte-compiler to optimize `ibuffer-formats'.
138 This will increase the redisplay speed, at the cost of loading the
139 elisp byte-compiler."
140 :type 'boolean
141 :group 'ibuffer)
142
143 (defcustom ibuffer-fontification-alist
144 `((10 buffer-read-only font-lock-constant-face)
145 (15 (string-match "^*" (buffer-name)) font-lock-keyword-face)
146 (20 (and (string-match "^ " (buffer-name))
147 (null buffer-file-name))
148 italic)
149 (25 (memq major-mode ibuffer-help-buffer-modes) font-lock-comment-face)
150 (30 (eq major-mode 'dired-mode) font-lock-function-name-face))
151 "An alist describing how to fontify buffers.
152 Each element should be of the form (PRIORITY FORM FACE), where
153 PRIORITY is an integer, FORM is an arbitrary form to evaluate in the
154 buffer, and FACE is the face to use for fontification. If the FORM
155 evaluates to non-nil, then FACE will be put on the buffer name. The
156 element with the highest PRIORITY takes precedence.
157
158 If you change this variable, you must kill the Ibuffer buffer and
159 recreate it for the change to take effect."
160 :type '(repeat
161 (list (integer :tag "Priority")
162 (sexp :tag "Test Form")
163 face))
164 :group 'ibuffer)
165
166 (defcustom ibuffer-use-other-window nil
167 "If non-nil, display Ibuffer in another window by default."
168 :type 'boolean
169 :group 'ibuffer)
170
171 (defcustom ibuffer-default-shrink-to-minimum-size nil
172 "If non-nil, minimize the size of the Ibuffer window by default."
173 :type 'boolean
174 :group 'ibuffer)
175 (defvar ibuffer-shrink-to-minimum-size nil)
176
177 (defcustom ibuffer-display-summary t
178 "If non-nil, summarize Ibuffer columns."
179 :type 'boolean
180 :group 'ibuffer)
181
182 (defcustom ibuffer-truncate-lines t
183 "If non-nil, do not display continuation lines."
184 :type 'boolean
185 :group 'ibuffer)
186
187 (defcustom ibuffer-case-fold-search case-fold-search
188 "If non-nil, ignore case when searching."
189 :type 'boolean
190 :group 'ibuffer)
191
192 (defcustom ibuffer-default-sorting-mode 'recency
193 "The criteria by which to sort the buffers.
194
195 Note that this variable is local to each Ibuffer buffer. Thus, you
196 can have multiple Ibuffer buffers open, each with a different sorted
197 view of the buffers."
198 :type '(choice (const :tag "Last view time" :value recency)
199 (const :tag "Lexicographic" :value alphabetic)
200 (const :tag "Buffer size" :value size)
201 (const :tag "Major mode" :value major-mode))
202 :group 'ibuffer)
203 (defvar ibuffer-sorting-mode nil)
204
205 (defcustom ibuffer-default-sorting-reversep nil
206 "If non-nil, reverse the default sorting order."
207 :type 'boolean
208 :group 'ibuffer)
209 (defvar ibuffer-sorting-reversep nil)
210
211 (defcustom ibuffer-elide-long-columns nil
212 "If non-nil, then elide column entries which exceed their max length."
213 :type 'boolean
214 :group 'ibuffer)
215 (make-obsolete-variable 'ibuffer-elide-long-columns
216 "use the :elide argument of `ibuffer-formats'."
217 "22.1")
218
219 (defcustom ibuffer-eliding-string "..."
220 "The string to use for eliding long columns."
221 :type 'string
222 :group 'ibuffer)
223
224 (defcustom ibuffer-maybe-show-predicates `(,(lambda (buf)
225 (and (string-match "^ " (buffer-name buf))
226 (null buffer-file-name))))
227 "A list of predicates for buffers to display conditionally.
228
229 A predicate can be a regexp or a function.
230 If a regexp, then it will be matched against the buffer's name.
231 If a function, it will be called with the buffer as an argument, and
232 should return non-nil if this buffer should be shown.
233
234 Viewing of buffers hidden because of these predicates may be customized
235 via `ibuffer-default-display-maybe-show-predicates' and is toggled by
236 giving a non-nil prefix argument to `ibuffer-update'.
237 Note that this specialized filtering occurs before real filtering."
238 :type '(repeat (choice regexp function))
239 :group 'ibuffer)
240
241 (defcustom ibuffer-default-display-maybe-show-predicates nil
242 "Non-nil means show buffers that match `ibuffer-maybe-show-predicates'."
243 :type 'boolean
244 :group 'ibuffer)
245
246 (defvar ibuffer-display-maybe-show-predicates nil)
247
248 (defvar ibuffer-current-format nil)
249
250 (defcustom ibuffer-movement-cycle t
251 "If non-nil, then forward and backwards movement commands cycle."
252 :type 'boolean
253 :group 'ibuffer)
254
255 (defcustom ibuffer-modified-char ?*
256 "The character to display for modified buffers."
257 :type 'character
258 :group 'ibuffer)
259
260 (defcustom ibuffer-read-only-char ?%
261 "The character to display for read-only buffers."
262 :type 'character
263 :group 'ibuffer)
264
265 (defcustom ibuffer-marked-char ?>
266 "The character to display for marked buffers."
267 :type 'character
268 :group 'ibuffer)
269
270 (defcustom ibuffer-deletion-char ?D
271 "The character to display for buffers marked for deletion."
272 :type 'character
273 :group 'ibuffer)
274
275 (defcustom ibuffer-expert nil
276 "If non-nil, don't ask for confirmation of \"dangerous\" operations."
277 :type 'boolean
278 :group 'ibuffer)
279
280 (defcustom ibuffer-view-ibuffer nil
281 "If non-nil, display the current Ibuffer buffer itself.
282 Note that this has a drawback - the data about the current Ibuffer
283 buffer will most likely be inaccurate. This includes modification
284 state, size, etc."
285 :type 'boolean
286 :group 'ibuffer)
287
288 (defcustom ibuffer-always-show-last-buffer nil
289 "If non-nil, always display the previous buffer.
290 This variable takes precedence over filtering, and even
291 `ibuffer-never-show-predicates'."
292 :type '(choice (const :tag "Always" :value t)
293 (const :tag "Never" :value nil)
294 (const :tag "Always except minibuffer" :value :nomini))
295 :group 'ibuffer)
296
297 (defcustom ibuffer-jump-offer-only-visible-buffers nil
298 "If non-nil, only offer buffers visible in the Ibuffer buffer
299 in completion lists of the `ibuffer-jump-to-buffer' command."
300 :type 'boolean
301 :group 'ibuffer)
302
303 (defcustom ibuffer-use-header-line (boundp 'header-line-format)
304 "If non-nil, display a header line containing current filters."
305 :type 'boolean
306 :group 'ibuffer)
307
308 (defcustom ibuffer-default-directory nil
309 "The default directory to use for a new Ibuffer buffer.
310 If nil, inherit the directory of the buffer in which `ibuffer' was
311 called. Otherwise, this variable should be a string naming a
312 directory, like `default-directory'."
313 :type '(choice (const :tag "Inherit" :value nil)
314 string)
315 :group 'ibuffer)
316
317 (defcustom ibuffer-help-buffer-modes
318 '(help-mode apropos-mode Info-mode Info-edit-mode)
319 "List of \"Help\" major modes."
320 :type '(repeat function)
321 :group 'ibuffer)
322
323 (defcustom ibuffer-hook nil
324 "Hook run when `ibuffer' is called."
325 :type 'hook
326 :group 'ibuffer)
327 (define-obsolete-variable-alias 'ibuffer-hooks
328 'ibuffer-hook "22.1")
329
330 (defcustom ibuffer-mode-hook nil
331 "Hook run upon entry into `ibuffer-mode'."
332 :type 'hook
333 :group 'ibuffer)
334 (define-obsolete-variable-alias 'ibuffer-mode-hooks
335 'ibuffer-mode-hook "22.1")
336
337 (defcustom ibuffer-load-hook nil
338 "Hook run when Ibuffer is loaded."
339 :type 'hook
340 :group 'ibuffer)
341
342 (defcustom ibuffer-marked-face 'font-lock-warning-face
343 "Face used for displaying marked buffers."
344 :type 'face
345 :group 'ibuffer)
346
347 (defcustom ibuffer-deletion-face 'font-lock-type-face
348 "Face used for displaying buffers marked for deletion."
349 :type 'face
350 :group 'ibuffer)
351
352 (defcustom ibuffer-title-face 'font-lock-type-face
353 "Face used for the title string."
354 :type 'face
355 :group 'ibuffer)
356
357 (defcustom ibuffer-filter-group-name-face 'bold
358 "Face used for displaying filtering group names."
359 :type 'face
360 :group 'ibuffer)
361
362 (defcustom ibuffer-directory-abbrev-alist nil
363 "An alist of file name abbreviations like `directory-abbrev-alist'."
364 :type '(repeat (cons :format "%v"
365 :value ("" . "")
366 (regexp :tag "From")
367 (regexp :tag "To")))
368 :group 'ibuffer)
369
370
371 (defvar ibuffer-mode-map nil)
372 (defvar ibuffer-mode-operate-map nil)
373 (defvar ibuffer-mode-groups-popup nil)
374 (unless ibuffer-mode-map
375 (let ((map (make-sparse-keymap))
376 (operate-map (make-sparse-keymap "Operate"))
377 (groups-map (make-sparse-keymap "Filter Groups")))
378 (define-key map (kbd "0") 'digit-argument)
379 (define-key map (kbd "1") 'digit-argument)
380 (define-key map (kbd "2") 'digit-argument)
381 (define-key map (kbd "3") 'digit-argument)
382 (define-key map (kbd "4") 'digit-argument)
383 (define-key map (kbd "5") 'digit-argument)
384 (define-key map (kbd "6") 'digit-argument)
385 (define-key map (kbd "7") 'digit-argument)
386 (define-key map (kbd "8") 'digit-argument)
387 (define-key map (kbd "9") 'digit-argument)
388
389 (define-key map (kbd "m") 'ibuffer-mark-forward)
390 (define-key map (kbd "t") 'ibuffer-toggle-marks)
391 (define-key map (kbd "u") 'ibuffer-unmark-forward)
392 (define-key map (kbd "=") 'ibuffer-diff-with-file)
393 (define-key map (kbd "j") 'ibuffer-jump-to-buffer)
394 (define-key map (kbd "M-g") 'ibuffer-jump-to-buffer)
395 (define-key map (kbd "DEL") 'ibuffer-unmark-backward)
396 (define-key map (kbd "M-DEL") 'ibuffer-unmark-all)
397 (define-key map (kbd "* *") 'ibuffer-unmark-all)
398 (define-key map (kbd "* M") 'ibuffer-mark-by-mode)
399 (define-key map (kbd "* m") 'ibuffer-mark-modified-buffers)
400 (define-key map (kbd "* u") 'ibuffer-mark-unsaved-buffers)
401 (define-key map (kbd "* s") 'ibuffer-mark-special-buffers)
402 (define-key map (kbd "* r") 'ibuffer-mark-read-only-buffers)
403 (define-key map (kbd "* /") 'ibuffer-mark-dired-buffers)
404 (define-key map (kbd "* e") 'ibuffer-mark-dissociated-buffers)
405 (define-key map (kbd "* h") 'ibuffer-mark-help-buffers)
406 (define-key map (kbd ".") 'ibuffer-mark-old-buffers)
407
408 (define-key map (kbd "d") 'ibuffer-mark-for-delete)
409 (define-key map (kbd "C-d") 'ibuffer-mark-for-delete-backwards)
410 (define-key map (kbd "k") 'ibuffer-mark-for-delete)
411 (define-key map (kbd "x") 'ibuffer-do-kill-on-deletion-marks)
412
413 ;; immediate operations
414 (define-key map (kbd "n") 'ibuffer-forward-line)
415 (define-key map (kbd "<down>") 'ibuffer-forward-line)
416 (define-key map (kbd "SPC") 'forward-line)
417 (define-key map (kbd "p") 'ibuffer-backward-line)
418 (define-key map (kbd "<up>") 'ibuffer-backward-line)
419 (define-key map (kbd "M-}") 'ibuffer-forward-next-marked)
420 (define-key map (kbd "M-{") 'ibuffer-backwards-next-marked)
421 (define-key map (kbd "l") 'ibuffer-redisplay)
422 (define-key map (kbd "g") 'ibuffer-update)
423 (define-key map "`" 'ibuffer-switch-format)
424 (define-key map "-" 'ibuffer-add-to-tmp-hide)
425 (define-key map "+" 'ibuffer-add-to-tmp-show)
426 (define-key map "b" 'ibuffer-bury-buffer)
427 (define-key map (kbd ",") 'ibuffer-toggle-sorting-mode)
428 (define-key map (kbd "s i") 'ibuffer-invert-sorting)
429 (define-key map (kbd "s a") 'ibuffer-do-sort-by-alphabetic)
430 (define-key map (kbd "s v") 'ibuffer-do-sort-by-recency)
431 (define-key map (kbd "s s") 'ibuffer-do-sort-by-size)
432 (define-key map (kbd "s m") 'ibuffer-do-sort-by-major-mode)
433
434 (define-key map (kbd "/ m") 'ibuffer-filter-by-mode)
435 (define-key map (kbd "/ M") 'ibuffer-filter-by-used-mode)
436 (define-key map (kbd "/ n") 'ibuffer-filter-by-name)
437 (define-key map (kbd "/ c") 'ibuffer-filter-by-content)
438 (define-key map (kbd "/ e") 'ibuffer-filter-by-predicate)
439 (define-key map (kbd "/ f") 'ibuffer-filter-by-filename)
440 (define-key map (kbd "/ >") 'ibuffer-filter-by-size-gt)
441 (define-key map (kbd "/ <") 'ibuffer-filter-by-size-lt)
442 (define-key map (kbd "/ r") 'ibuffer-switch-to-saved-filters)
443 (define-key map (kbd "/ a") 'ibuffer-add-saved-filters)
444 (define-key map (kbd "/ x") 'ibuffer-delete-saved-filters)
445 (define-key map (kbd "/ d") 'ibuffer-decompose-filter)
446 (define-key map (kbd "/ s") 'ibuffer-save-filters)
447 (define-key map (kbd "/ p") 'ibuffer-pop-filter)
448 (define-key map (kbd "/ !") 'ibuffer-negate-filter)
449 (define-key map (kbd "/ t") 'ibuffer-exchange-filters)
450 (define-key map (kbd "/ TAB") 'ibuffer-exchange-filters)
451 (define-key map (kbd "/ o") 'ibuffer-or-filter)
452 (define-key map (kbd "/ g") 'ibuffer-filters-to-filter-group)
453 (define-key map (kbd "/ P") 'ibuffer-pop-filter-group)
454 (define-key map (kbd "/ D") 'ibuffer-decompose-filter-group)
455 (define-key map (kbd "/ /") 'ibuffer-filter-disable)
456
457 (define-key map (kbd "M-n") 'ibuffer-forward-filter-group)
458 (define-key map (kbd "<right>") 'ibuffer-forward-filter-group)
459 (define-key map (kbd "M-p") 'ibuffer-backward-filter-group)
460 (define-key map (kbd "<left>") 'ibuffer-backward-filter-group)
461 (define-key map (kbd "M-j") 'ibuffer-jump-to-filter-group)
462 (define-key map (kbd "C-k") 'ibuffer-kill-line)
463 (define-key map (kbd "C-y") 'ibuffer-yank)
464 (define-key map (kbd "/ S") 'ibuffer-save-filter-groups)
465 (define-key map (kbd "/ R") 'ibuffer-switch-to-saved-filter-groups)
466 (define-key map (kbd "/ X") 'ibuffer-delete-saved-filter-groups)
467 (define-key map (kbd "/ \\") 'ibuffer-clear-filter-groups)
468
469 (define-key map (kbd "q") 'ibuffer-quit)
470 (define-key map (kbd "h") 'describe-mode)
471 (define-key map (kbd "?") 'describe-mode)
472
473 (define-key map (kbd "% n") 'ibuffer-mark-by-name-regexp)
474 (define-key map (kbd "% m") 'ibuffer-mark-by-mode-regexp)
475 (define-key map (kbd "% f") 'ibuffer-mark-by-file-name-regexp)
476
477 (define-key map (kbd "C-t") 'ibuffer-visit-tags-table)
478
479 (define-key map (kbd "|") 'ibuffer-do-shell-command-pipe)
480 (define-key map (kbd "!") 'ibuffer-do-shell-command-file)
481 (define-key map (kbd "~") 'ibuffer-do-toggle-modified)
482 ;; marked operations
483 (define-key map (kbd "A") 'ibuffer-do-view)
484 (define-key map (kbd "D") 'ibuffer-do-delete)
485 (define-key map (kbd "E") 'ibuffer-do-eval)
486 (define-key map (kbd "F") 'ibuffer-do-shell-command-file)
487 (define-key map (kbd "I") 'ibuffer-do-query-replace-regexp)
488 (define-key map (kbd "H") 'ibuffer-do-view-other-frame)
489 (define-key map (kbd "N") 'ibuffer-do-shell-command-pipe-replace)
490 (define-key map (kbd "M") 'ibuffer-do-toggle-modified)
491 (define-key map (kbd "O") 'ibuffer-do-occur)
492 (define-key map (kbd "P") 'ibuffer-do-print)
493 (define-key map (kbd "Q") 'ibuffer-do-query-replace)
494 (define-key map (kbd "R") 'ibuffer-do-rename-uniquely)
495 (define-key map (kbd "S") 'ibuffer-do-save)
496 (define-key map (kbd "T") 'ibuffer-do-toggle-read-only)
497 (define-key map (kbd "U") 'ibuffer-do-replace-regexp)
498 (define-key map (kbd "V") 'ibuffer-do-revert)
499 (define-key map (kbd "W") 'ibuffer-do-view-and-eval)
500 (define-key map (kbd "X") 'ibuffer-do-shell-command-pipe)
501
502 (define-key map (kbd "k") 'ibuffer-do-kill-lines)
503 (define-key map (kbd "w") 'ibuffer-copy-filename-as-kill)
504
505 (define-key map (kbd "RET") 'ibuffer-visit-buffer)
506 (define-key map (kbd "e") 'ibuffer-visit-buffer)
507 (define-key map (kbd "f") 'ibuffer-visit-buffer)
508 (define-key map (kbd "C-x C-f") 'ibuffer-find-file)
509 (define-key map (kbd "o") 'ibuffer-visit-buffer-other-window)
510 (define-key map (kbd "C-o") 'ibuffer-visit-buffer-other-window-noselect)
511 (define-key map (kbd "M-o") 'ibuffer-visit-buffer-1-window)
512 (define-key map (kbd "v") 'ibuffer-do-view)
513 (define-key map (kbd "C-x v") 'ibuffer-do-view-horizontally)
514 (define-key map (kbd "C-c C-a") 'ibuffer-auto-mode)
515 (define-key map (kbd "C-x 4 RET") 'ibuffer-visit-buffer-other-window)
516 (define-key map (kbd "C-x 5 RET") 'ibuffer-visit-buffer-other-frame)
517
518 (define-key map [menu-bar view]
519 (cons "View" (make-sparse-keymap "View")))
520
521 (define-key-after map [menu-bar view visit-buffer]
522 '(menu-item "View this buffer" ibuffer-visit-buffer))
523 (define-key-after map [menu-bar view visit-buffer-other-window]
524 '(menu-item "View (other window)" ibuffer-visit-buffer-other-window))
525 (define-key-after map [menu-bar view visit-buffer-other-frame]
526 '(menu-item "View (other frame)" ibuffer-visit-buffer-other-frame))
527 (define-key-after map [menu-bar view ibuffer-update]
528 '(menu-item "Update" ibuffer-update
529 :help "Regenerate the list of buffers"))
530 (define-key-after map [menu-bar view switch-format]
531 '(menu-item "Switch display format" ibuffer-switch-format
532 :help "Toggle between available values of `ibuffer-formats'"))
533
534 (define-key-after map [menu-bar view dashes]
535 '("--"))
536
537 (define-key-after map [menu-bar view sort]
538 (cons "Sort" (make-sparse-keymap "Sort")))
539
540 (define-key-after map [menu-bar view sort do-sort-by-major-mode]
541 '(menu-item "Sort by major mode" ibuffer-do-sort-by-major-mode))
542 (define-key-after map [menu-bar view sort do-sort-by-size]
543 '(menu-item "Sort by buffer size" ibuffer-do-sort-by-size))
544 (define-key-after map [menu-bar view sort do-sort-by-alphabetic]
545 '(menu-item "Sort lexicographically" ibuffer-do-sort-by-alphabetic
546 :help "Sort by the alphabetic order of buffer name"))
547 (define-key-after map [menu-bar view sort do-sort-by-recency]
548 '(menu-item "Sort by view time" ibuffer-do-sort-by-recency
549 :help "Sort by the last time the buffer was displayed"))
550 (define-key-after map [menu-bar view sort dashes]
551 '("--"))
552 (define-key-after map [menu-bar view sort invert-sorting]
553 '(menu-item "Reverse sorting order" ibuffer-invert-sorting))
554 (define-key-after map [menu-bar view sort toggle-sorting-mode]
555 '(menu-item "Switch sorting mode" ibuffer-toggle-sorting-mode
556 :help "Switch between the various sorting criteria"))
557
558 (define-key-after map [menu-bar view filter]
559 (cons "Filter" (make-sparse-keymap "Filter")))
560
561 (define-key-after map [menu-bar view filter filter-disable]
562 '(menu-item "Disable all filtering" ibuffer-filter-disable
563 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
564 (define-key-after map [menu-bar view filter filter-by-mode]
565 '(menu-item "Add filter by major mode..." ibuffer-filter-by-mode))
566 (define-key-after map [menu-bar view filter filter-by-mode]
567 '(menu-item "Add filter by major mode in use..." ibuffer-filter-by-used-mode))
568 (define-key-after map [menu-bar view filter filter-by-name]
569 '(menu-item "Add filter by buffer name..." ibuffer-filter-by-name))
570 (define-key-after map [menu-bar view filter filter-by-filename]
571 '(menu-item "Add filter by filename..." ibuffer-filter-by-filename))
572 (define-key-after map [menu-bar view filter filter-by-size-lt]
573 '(menu-item "Add filter by size less than..." ibuffer-filter-by-size-lt))
574 (define-key-after map [menu-bar view filter filter-by-size-gt]
575 '(menu-item "Add filter by size greater than..." ibuffer-filter-by-size-gt))
576 (define-key-after map [menu-bar view filter filter-by-content]
577 '(menu-item "Add filter by content (regexp)..." ibuffer-filter-by-content))
578 (define-key-after map [menu-bar view filter filter-by-predicate]
579 '(menu-item "Add filter by Lisp predicate..." ibuffer-filter-by-predicate))
580 (define-key-after map [menu-bar view filter pop-filter]
581 '(menu-item "Remove top filter" ibuffer-pop-filter
582 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
583 (define-key-after map [menu-bar view filter or-filter]
584 '(menu-item "OR top two filters" ibuffer-or-filter
585 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
586 (cdr ibuffer-filtering-qualifiers))
587 :help "Create a new filter which is the logical OR of the top two filters"))
588 (define-key-after map [menu-bar view filter negate-filter]
589 '(menu-item "Negate top filter" ibuffer-negate-filter
590 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
591 (define-key-after map [menu-bar view filter decompose-filter]
592 '(menu-item "Decompose top filter" ibuffer-decompose-filter
593 :enable (and (featurep 'ibuf-ext) (memq (car ibuffer-filtering-qualifiers) '(or saved not)))
594 :help "Break down a complex filter like OR or NOT"))
595 (define-key-after map [menu-bar view filter exchange-filters]
596 '(menu-item "Swap top two filters" ibuffer-exchange-filters
597 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
598 (cdr ibuffer-filtering-qualifiers))))
599 (define-key-after map [menu-bar view filter save-filters]
600 '(menu-item "Save current filters permanently..." ibuffer-save-filters
601 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
602 :help "Use a mnemnonic name to store current filter stack"))
603 (define-key-after map [menu-bar view filter switch-to-saved-filters]
604 '(menu-item "Restore permanently saved filters..." ibuffer-switch-to-saved-filters
605 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)
606 :help "Replace current filters with a saved stack"))
607 (define-key-after map [menu-bar view filter add-saved-filters]
608 '(menu-item "Add to permanently saved filters..." ibuffer-add-saved-filters
609 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
610 :help "Include already saved stack with current filters"))
611 (define-key-after map [menu-bar view filter delete-saved-filters]
612 '(menu-item "Delete permanently saved filters..."
613 ibuffer-delete-saved-filters
614 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)))
615
616 ;; Filter groups
617
618 (define-key-after groups-map [filters-to-filter-group]
619 '(menu-item "Create filter group from current filters..."
620 ibuffer-filters-to-filter-group
621 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
622 (define-key-after groups-map [forward-filter-group]
623 '(menu-item "Move point to the next filter group"
624 ibuffer-forward-filter-group))
625 (define-key-after groups-map [backward-filter-group]
626 '(menu-item "Move point to the previous filter group"
627 ibuffer-backward-filter-group))
628 (define-key-after groups-map [jump-to-filter-group]
629 '(menu-item "Move point to a specific filter group..."
630 ibuffer-jump-to-filter-group))
631 (define-key-after groups-map [kill-filter-group]
632 '(menu-item "Kill filter group named..."
633 ibuffer-kill-filter-group
634 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
635 (define-key-after groups-map [yank-filter-group]
636 '(menu-item "Yank last killed filter group before..."
637 ibuffer-yank-filter-group
638 :enable (and (featurep 'ibuf-ext) ibuffer-filter-group-kill-ring)))
639 (define-key-after groups-map [pop-filter-group]
640 '(menu-item "Remove top filter group"
641 ibuffer-pop-filter-group
642 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
643 (define-key-after groups-map [clear-filter-groups]
644 '(menu-item "Remove all filter groups"
645 ibuffer-clear-filter-groups
646 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
647 (define-key-after groups-map [pop-filter-group]
648 '(menu-item "Decompose filter group..."
649 ibuffer-pop-filter-group
650 :help "\"Unmake\" a filter group"
651 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
652 (define-key-after groups-map [save-filter-groups]
653 '(menu-item "Save current filter groups permanently..."
654 ibuffer-save-filter-groups
655 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)
656 :help "Use a mnemnonic name to store current filter groups"))
657 (define-key-after groups-map [switch-to-saved-filter-groups]
658 '(menu-item "Restore permanently saved filters..."
659 ibuffer-switch-to-saved-filter-groups
660 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)
661 :help "Replace current filters with a saved stack"))
662 (define-key-after groups-map [delete-saved-filter-groups]
663 '(menu-item "Delete permanently saved filter groups..."
664 ibuffer-delete-saved-filter-groups
665 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)))
666 (define-key-after groups-map [set-filter-groups-by-mode]
667 '(menu-item "Set current filter groups to filter by mode"
668 ibuffer-set-filter-groups-by-mode))
669
670 (define-key-after map [menu-bar view filter-groups]
671 (cons "Filter Groups" groups-map))
672
673 (define-key-after map [menu-bar view dashes2]
674 '("--"))
675 (define-key-after map [menu-bar view diff-with-file]
676 '(menu-item "Diff with file" ibuffer-diff-with-file
677 :help "View the differences between this buffer and its file"))
678 (define-key-after map [menu-bar view auto-mode]
679 '(menu-item "Toggle Auto Mode" ibuffer-auto-mode
680 :help "Attempt to automatically update the Ibuffer buffer"))
681 (define-key-after map [menu-bar view customize]
682 '(menu-item "Customize Ibuffer" ibuffer-customize
683 :help "Use Custom to customize Ibuffer"))
684
685 (define-key-after map [menu-bar mark]
686 (cons "Mark" (make-sparse-keymap "Mark")))
687
688 (define-key-after map [menu-bar mark toggle-marks]
689 '(menu-item "Toggle marks" ibuffer-toggle-marks
690 :help "Unmark marked buffers, and mark unmarked buffers"))
691 (define-key-after map [menu-bar mark mark-forward]
692 '(menu-item "Mark" ibuffer-mark-forward
693 :help "Mark the buffer at point"))
694 (define-key-after map [menu-bar mark unmark-forward]
695 '(menu-item "Unmark" ibuffer-unmark-forward
696 :help "Unmark the buffer at point"))
697 (define-key-after map [menu-bar mark mark-by-mode]
698 '(menu-item "Mark by mode..." ibuffer-mark-by-mode
699 :help "Mark all buffers in a particular major mode"))
700 (define-key-after map [menu-bar mark mark-modified-buffers]
701 '(menu-item "Mark modified buffers" ibuffer-mark-modified-buffers
702 :help "Mark all buffers which have been modified"))
703 (define-key-after map [menu-bar mark mark-unsaved-buffers]
704 '(menu-item "Mark unsaved buffers" ibuffer-mark-unsaved-buffers
705 :help "Mark all buffers which have a file and are modified"))
706 (define-key-after map [menu-bar mark mark-read-only-buffers]
707 '(menu-item "Mark read-only buffers" ibuffer-mark-read-only-buffers
708 :help "Mark all buffers which are read-only"))
709 (define-key-after map [menu-bar mark mark-special-buffers]
710 '(menu-item "Mark special buffers" ibuffer-mark-special-buffers
711 :help "Mark all buffers whose name begins with a *"))
712 (define-key-after map [menu-bar mark mark-dired-buffers]
713 '(menu-item "Mark dired buffers" ibuffer-mark-dired-buffers
714 :help "Mark buffers in dired-mode"))
715 (define-key-after map [menu-bar mark mark-dissociated-buffers]
716 '(menu-item "Mark dissociated buffers" ibuffer-mark-dissociated-buffers
717 :help "Mark buffers with a non-existent associated file"))
718 (define-key-after map [menu-bar mark mark-help-buffers]
719 '(menu-item "Mark help buffers" ibuffer-mark-help-buffers
720 :help "Mark buffers in help-mode"))
721 (define-key-after map [menu-bar mark mark-old-buffers]
722 '(menu-item "Mark old buffers" ibuffer-mark-old-buffers
723 :help "Mark buffers which have not been viewed recently"))
724 (define-key-after map [menu-bar mark unmark-all]
725 '(menu-item "Unmark All" ibuffer-unmark-all))
726
727 (define-key-after map [menu-bar mark dashes]
728 '("--"))
729
730 (define-key-after map [menu-bar mark mark-by-name-regexp]
731 '(menu-item "Mark by buffer name (regexp)..." ibuffer-mark-by-name-regexp
732 :help "Mark buffers whose name matches a regexp"))
733 (define-key-after map [menu-bar mark mark-by-mode-regexp]
734 '(menu-item "Mark by major mode (regexp)..." ibuffer-mark-by-mode-regexp
735 :help "Mark buffers whose major mode name matches a regexp"))
736 (define-key-after map [menu-bar mark mark-by-file-name-regexp]
737 '(menu-item "Mark by file name (regexp)..." ibuffer-mark-by-file-name-regexp
738 :help "Mark buffers whose file name matches a regexp"))
739
740 ;; Operate map is added later
741
742 (define-key-after operate-map [do-view]
743 '(menu-item "View" ibuffer-do-view))
744 (define-key-after operate-map [do-view-other-frame]
745 '(menu-item "View (separate frame)" ibuffer-do-view-other-frame))
746 (define-key-after operate-map [do-save]
747 '(menu-item "Save" ibuffer-do-save))
748 (define-key-after operate-map [do-replace-regexp]
749 '(menu-item "Replace (regexp)..." ibuffer-do-replace-regexp
750 :help "Replace text inside marked buffers"))
751 (define-key-after operate-map [do-query-replace]
752 '(menu-item "Query Replace..." ibuffer-do-query-replace
753 :help "Replace text in marked buffers, asking each time"))
754 (define-key-after operate-map [do-query-replace-regexp]
755 '(menu-item "Query Replace (regexp)..." ibuffer-do-query-replace-regexp
756 :help "Replace text in marked buffers by regexp, asking each time"))
757 (define-key-after operate-map [do-print]
758 '(menu-item "Print" ibuffer-do-print))
759 (define-key-after operate-map [do-toggle-modified]
760 '(menu-item "Toggle modification flag" ibuffer-do-toggle-modified))
761 (define-key-after operate-map [do-revert]
762 '(menu-item "Revert" ibuffer-do-revert
763 :help "Revert marked buffers to their associated file"))
764 (define-key-after operate-map [do-rename-uniquely]
765 '(menu-item "Rename Uniquely" ibuffer-do-rename-uniquely
766 :help "Rename marked buffers to a new, unique name"))
767 (define-key-after operate-map [do-delete]
768 '(menu-item "Kill" ibuffer-do-delete))
769 (define-key-after operate-map [do-occur]
770 '(menu-item "List lines matching..." ibuffer-do-occur
771 :help "View all lines in marked buffers matching a regexp"))
772 (define-key-after operate-map [do-shell-command-pipe]
773 '(menu-item "Pipe to shell command..." ibuffer-do-shell-command-pipe
774 :help "For each marked buffer, send its contents to a shell command"))
775 (define-key-after operate-map [do-shell-command-pipe-replace]
776 '(menu-item "Pipe to shell command (replace)..." ibuffer-do-shell-command-pipe-replace
777 :help "For each marked buffer, replace its contents with output of shell command"))
778 (define-key-after operate-map [do-shell-command-file]
779 '(menu-item "Shell command on buffer's file..." ibuffer-do-shell-command-file
780 :help "For each marked buffer, run a shell command with its file as argument"))
781 (define-key-after operate-map [do-eval]
782 '(menu-item "Eval..." ibuffer-do-eval
783 :help "Evaluate a Lisp form in each marked buffer"))
784 (define-key-after operate-map [do-view-and-eval]
785 '(menu-item "Eval (viewing buffer)..." ibuffer-do-view-and-eval
786 :help "Evaluate a Lisp form in each marked buffer while viewing it"))
787
788 (setq ibuffer-mode-map map
789 ibuffer-mode-operate-map operate-map
790 ibuffer-mode-groups-popup (copy-keymap groups-map))))
791
792 (define-key ibuffer-mode-groups-popup [kill-filter-group]
793 '(menu-item "Kill filter group"
794 ibuffer-kill-line
795 :enable (and (featurep 'ibuf-ext)
796 ibuffer-filter-groups)))
797 (define-key ibuffer-mode-groups-popup [yank-filter-group]
798 '(menu-item "Yank last killed filter group"
799 ibuffer-yank
800 :enable (and (featurep 'ibuf-ext)
801 ibuffer-filter-group-kill-ring)))
802
803 (defvar ibuffer-name-map
804 (let ((map (make-sparse-keymap)))
805 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
806 (define-key map [(mouse-2)] 'ibuffer-mouse-visit-buffer)
807 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
808 map))
809
810 (defvar ibuffer-mode-name-map
811 (let ((map (make-sparse-keymap)))
812 (define-key map [(mouse-2)] 'ibuffer-mouse-filter-by-mode)
813 (define-key map (kbd "RET") 'ibuffer-interactive-filter-by-mode)
814 map))
815
816 (defvar ibuffer-mode-filter-group-map
817 (let ((map (make-sparse-keymap)))
818 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
819 (define-key map [(mouse-2)] 'ibuffer-mouse-toggle-filter-group)
820 (define-key map (kbd "RET") 'ibuffer-toggle-filter-group)
821 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
822 map))
823
824 (defvar ibuffer-restore-window-config-on-quit nil
825 "If non-nil, restore previous window configuration upon exiting `ibuffer'.")
826
827 (defvar ibuffer-prev-window-config nil
828 "Window configuration before starting Ibuffer.")
829
830 (defvar ibuffer-did-modification nil)
831
832 (defvar ibuffer-compiled-formats nil)
833 (defvar ibuffer-cached-formats nil)
834 (defvar ibuffer-cached-eliding-string nil)
835 (defvar ibuffer-cached-elide-long-columns 0)
836
837 (defvar ibuffer-sorting-functions-alist nil
838 "An alist of functions which describe how to sort buffers.
839
840 Note: You most likely do not want to modify this variable directly;
841 use `define-ibuffer-sorter' instead.
842
843 The alist elements are constructed like (NAME DESCRIPTION FUNCTION)
844 Where NAME is a symbol describing the sorting method, DESCRIPTION is a
845 short string which will be displayed in the minibuffer and menu, and
846 FUNCTION is a function of two arguments, which will be the buffers to
847 compare.")
848
849 ;;; Utility functions
850 (defun ibuffer-columnize-and-insert-list (list &optional pad-width)
851 "Insert LIST into the current buffer in as many columns as possible.
852 The maximum number of columns is determined by the current window
853 width and the longest string in LIST."
854 (unless pad-width
855 (setq pad-width 3))
856 (let ((width (window-width))
857 (max (+ (apply #'max (mapcar #'length list))
858 pad-width)))
859 (let ((columns (/ width max)))
860 (when (zerop columns)
861 (setq columns 1))
862 (while list
863 (dotimes (i (1- columns))
864 (insert (concat (car list) (make-string (- max (length (car list)))
865 ?\s)))
866 (setq list (cdr list)))
867 (when (not (null list))
868 (insert (pop list)))
869 (insert "\n")))))
870
871 (defsubst ibuffer-current-mark ()
872 (cadr (get-text-property (line-beginning-position)
873 'ibuffer-properties)))
874
875 (defun ibuffer-mouse-toggle-mark (event)
876 "Toggle the marked status of the buffer chosen with the mouse."
877 (interactive "e")
878 (unwind-protect
879 (let ((pt (save-excursion
880 (mouse-set-point event)
881 (point))))
882 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
883 (ibuffer-toggle-marks it)
884 (goto-char pt)
885 (let ((mark (ibuffer-current-mark)))
886 (setq buffer-read-only nil)
887 (if (eq mark ibuffer-marked-char)
888 (ibuffer-set-mark ?\s)
889 (ibuffer-set-mark ibuffer-marked-char)))))
890 (setq buffer-read-only t)))
891
892 (defun ibuffer-find-file (file &optional wildcards)
893 "Like `find-file', but default to the directory of the buffer at point."
894 (interactive
895 (let ((default-directory (let ((buf (ibuffer-current-buffer)))
896 (if (buffer-live-p buf)
897 (with-current-buffer buf
898 default-directory)
899 default-directory))))
900 (list (read-file-name "Find file: " default-directory)
901 t)))
902 (find-file file wildcards))
903
904 (defun ibuffer-mouse-visit-buffer (event)
905 "Visit the buffer chosen with the mouse."
906 (interactive "e")
907 (switch-to-buffer
908 (save-excursion
909 (mouse-set-point event)
910 (ibuffer-current-buffer t))))
911
912 (defun ibuffer-mouse-popup-menu (event)
913 "Display a menu of operations."
914 (interactive "e")
915 (let ((eventpt (posn-point (event-end event)))
916 (origpt (point)))
917 (unwind-protect
918 (if (get-text-property eventpt 'ibuffer-filter-group-name)
919 (progn
920 (goto-char eventpt)
921 (popup-menu ibuffer-mode-groups-popup))
922 (let ((inhibit-read-only t))
923 (ibuffer-save-marks
924 ;; hm. we could probably do this in a better fashion
925 (ibuffer-unmark-all ?\r)
926 (save-excursion
927 (goto-char eventpt)
928 (ibuffer-set-mark ibuffer-marked-char))
929 (save-excursion
930 (popup-menu ibuffer-mode-operate-map)))))
931 (setq buffer-read-only t)
932 (if (= eventpt (point))
933 (goto-char origpt)))))
934
935 (defun ibuffer-skip-properties (props direction)
936 (while (and (not (eobp))
937 (let ((hit nil))
938 (dolist (prop props hit)
939 (when (get-text-property (point) prop)
940 (setq hit t)))))
941 (forward-line direction)
942 (beginning-of-line)))
943
944 (defun ibuffer-customize ()
945 "Begin customizing Ibuffer interactively."
946 (interactive)
947 (customize-group 'ibuffer))
948
949 (defun ibuffer-backward-line (&optional arg skip-group-names)
950 "Move backwards ARG lines, wrapping around the list if necessary."
951 (interactive "P")
952 (or arg (setq arg 1))
953 (beginning-of-line)
954 (while (> arg 0)
955 (forward-line -1)
956 (when (and ibuffer-movement-cycle
957 (or (get-text-property (point) 'ibuffer-title)
958 (and skip-group-names
959 (get-text-property (point)
960 'ibuffer-filter-group-name))))
961 (goto-char (point-max))
962 (beginning-of-line))
963 (ibuffer-skip-properties (append '(ibuffer-summary)
964 (when skip-group-names
965 '(ibuffer-filter-group-name)))
966 -1)
967 ;; Handle the special case of no buffers.
968 (when (get-text-property (point) 'ibuffer-title)
969 (forward-line 1)
970 (setq arg 1))
971 (decf arg)))
972
973 (defun ibuffer-forward-line (&optional arg skip-group-names)
974 "Move forward ARG lines, wrapping around the list if necessary."
975 (interactive "P")
976 (or arg (setq arg 1))
977 (beginning-of-line)
978 (when (and ibuffer-movement-cycle
979 (or (eobp)
980 (get-text-property (point) 'ibuffer-summary)))
981 (goto-char (point-min)))
982 (when (or (get-text-property (point) 'ibuffer-title)
983 (and skip-group-names
984 (get-text-property (point) 'ibuffer-filter-group-name)))
985 (when (> arg 0)
986 (decf arg))
987 (ibuffer-skip-properties (append '(ibuffer-title)
988 (when skip-group-names
989 '(ibuffer-filter-group-name)))
990 1))
991 (if (< arg 0)
992 (ibuffer-backward-line (- arg))
993 (while (> arg 0)
994 (forward-line 1)
995 (when (and ibuffer-movement-cycle
996 (or (eobp)
997 (get-text-property (point) 'ibuffer-summary)))
998 (goto-char (point-min)))
999 (decf arg)
1000 (ibuffer-skip-properties (append '(ibuffer-title)
1001 (when skip-group-names
1002 '(ibuffer-filter-group-name)))
1003 1))))
1004
1005 (defun ibuffer-visit-buffer (&optional single)
1006 "Visit the buffer on this line.
1007 If optional argument SINGLE is non-nil, then also ensure there is only
1008 one window."
1009 (interactive "P")
1010 (let ((buf (ibuffer-current-buffer t)))
1011 (bury-buffer (current-buffer))
1012 (switch-to-buffer buf)
1013 (when single
1014 (delete-other-windows))))
1015
1016 (defun ibuffer-visit-buffer-other-window (&optional noselect)
1017 "Visit the buffer on this line in another window."
1018 (interactive)
1019 (let ((buf (ibuffer-current-buffer t)))
1020 (bury-buffer (current-buffer))
1021 (if noselect
1022 (let ((curwin (selected-window)))
1023 (pop-to-buffer buf)
1024 (select-window curwin))
1025 (switch-to-buffer-other-window buf))))
1026
1027 (defun ibuffer-visit-buffer-other-window-noselect ()
1028 "Visit the buffer on this line in another window, but don't select it."
1029 (interactive)
1030 (ibuffer-visit-buffer-other-window t))
1031
1032 (defun ibuffer-visit-buffer-other-frame ()
1033 "Visit the buffer on this line in another frame."
1034 (interactive)
1035 (let ((buf (ibuffer-current-buffer t)))
1036 (bury-buffer (current-buffer))
1037 (switch-to-buffer-other-frame buf)))
1038
1039 (defun ibuffer-visit-buffer-1-window ()
1040 "Visit the buffer on this line, and delete other windows."
1041 (interactive)
1042 (ibuffer-visit-buffer t))
1043
1044 (defun ibuffer-bury-buffer ()
1045 "Bury the buffer on this line."
1046 (interactive)
1047 (let ((buf (ibuffer-current-buffer t))
1048 (line (+ 1 (count-lines 1 (point)))))
1049 (bury-buffer buf)
1050 (ibuffer-update nil t)
1051 (goto-line line)))
1052
1053 (defun ibuffer-visit-tags-table ()
1054 "Visit the tags table in the buffer on this line. See `visit-tags-table'."
1055 (interactive)
1056 (let ((file (buffer-file-name (ibuffer-current-buffer t))))
1057 (if file
1058 (visit-tags-table file)
1059 (error "Specified buffer has no file"))))
1060
1061 (defun ibuffer-do-view (&optional other-frame)
1062 "View marked buffers, or the buffer on the current line.
1063 If optional argument OTHER-FRAME is non-nil, then display each
1064 marked buffer in a new frame. Otherwise, display each buffer as
1065 a new window in the current frame, splitting vertically."
1066 (interactive)
1067 (ibuffer-do-view-1 (if other-frame 'other-frame 'vertically)))
1068
1069 (defun ibuffer-do-view-horizontally (&optional other-frame)
1070 "As `ibuffer-do-view', but split windows horizontally."
1071 (interactive)
1072 (ibuffer-do-view-1 (if other-frame 'other-frame 'horizontally)))
1073
1074 (defun ibuffer-do-view-1 (type)
1075 (let ((marked-bufs (ibuffer-get-marked-buffers)))
1076 (when (null marked-bufs)
1077 (setq marked-bufs (list (ibuffer-current-buffer t))))
1078 (unless (and (eq type 'other-frame)
1079 (not ibuffer-expert)
1080 (> (length marked-bufs) 3)
1081 (not (y-or-n-p (format "Really create a new frame for %s buffers? "
1082 (length marked-bufs)))))
1083 (set-buffer-modified-p nil)
1084 (delete-other-windows)
1085 (switch-to-buffer (pop marked-bufs))
1086 (let ((height (/ (1- (if (eq type 'horizontally) (frame-width)
1087 (frame-height)))
1088 (1+ (length marked-bufs)))))
1089 (mapcar (if (eq type 'other-frame)
1090 #'(lambda (buf)
1091 (let ((curframe (selected-frame)))
1092 (select-frame (make-frame))
1093 (switch-to-buffer buf)
1094 (select-frame curframe)))
1095 #'(lambda (buf)
1096 (split-window nil height (eq type 'horizontally))
1097 (other-window 1)
1098 (switch-to-buffer buf)))
1099 marked-bufs)))))
1100
1101 (defun ibuffer-do-view-other-frame ()
1102 "View each of the marked buffers in a separate frame."
1103 (interactive)
1104 (ibuffer-do-view t))
1105
1106 (defsubst ibuffer-map-marked-lines (func)
1107 (prog1 (ibuffer-map-on-mark ibuffer-marked-char func)
1108 (ibuffer-redisplay t)))
1109
1110 (defun ibuffer-shrink-to-fit (&optional owin)
1111 (fit-window-to-buffer nil (when owin (/ (frame-height)
1112 (length (window-list (selected-frame)))))))
1113
1114 (defun ibuffer-confirm-operation-on (operation names)
1115 "Display a buffer asking whether to perform OPERATION on NAMES."
1116 (or ibuffer-expert
1117 (if (= (length names) 1)
1118 (y-or-n-p (format "Really %s buffer %s? " operation (car names)))
1119 (let ((buf (get-buffer-create "*Ibuffer confirmation*")))
1120 (with-current-buffer buf
1121 (setq buffer-read-only nil)
1122 (erase-buffer)
1123 (ibuffer-columnize-and-insert-list names)
1124 (goto-char (point-min))
1125 (setq buffer-read-only t))
1126 (let ((lastwin (car (last (window-list nil 'nomini)))))
1127 ;; Now attempt to display the buffer...
1128 (save-window-excursion
1129 (select-window lastwin)
1130 ;; The window might be too small to split; in that case,
1131 ;; try a few times to increase its size before giving up.
1132 (let ((attempts 0)
1133 (trying t))
1134 (while trying
1135 (condition-case err
1136 (progn
1137 (split-window)
1138 (setq trying nil))
1139 (error
1140 ;; Handle a failure
1141 (if (or (> (incf attempts) 4)
1142 (and (stringp (cadr err))
1143 ;; This definitely falls in the
1144 ;; ghetto hack category...
1145 (not (string-match "too small" (cadr err)))))
1146 (apply #'signal err)
1147 (enlarge-window 3))))))
1148 (select-window (next-window))
1149 (switch-to-buffer buf)
1150 (unwind-protect
1151 (progn
1152 (fit-window-to-buffer)
1153 (y-or-n-p (format "Really %s %d buffers? "
1154 operation (length names))))
1155 (kill-buffer buf))))))))
1156
1157 (defsubst ibuffer-map-lines-nomodify (function)
1158 "As `ibuffer-map-lines', but don't set the modification flag."
1159 (ibuffer-map-lines function t))
1160
1161 (defun ibuffer-buffer-names-with-mark (mark)
1162 (let ((ibuffer-buffer-names-with-mark-result nil))
1163 (ibuffer-map-lines-nomodify
1164 #'(lambda (buf mk)
1165 (when (char-equal mark mk)
1166 (push (buffer-name buf)
1167 ibuffer-buffer-names-with-mark-result))))
1168 ibuffer-buffer-names-with-mark-result))
1169
1170 (defsubst ibuffer-marked-buffer-names ()
1171 (ibuffer-buffer-names-with-mark ibuffer-marked-char))
1172
1173 (defsubst ibuffer-deletion-marked-buffer-names ()
1174 (ibuffer-buffer-names-with-mark ibuffer-deletion-char))
1175
1176 (defun ibuffer-count-marked-lines (&optional all)
1177 (if all
1178 (ibuffer-map-lines-nomodify
1179 #'(lambda (buf mark)
1180 (not (char-equal mark ?\s))))
1181 (ibuffer-map-lines-nomodify
1182 #'(lambda (buf mark)
1183 (char-equal mark ibuffer-marked-char)))))
1184
1185 (defsubst ibuffer-count-deletion-lines ()
1186 (ibuffer-map-lines-nomodify
1187 #'(lambda (buf mark)
1188 (char-equal mark ibuffer-deletion-char))))
1189
1190 (defsubst ibuffer-map-deletion-lines (func)
1191 (ibuffer-map-on-mark ibuffer-deletion-char func))
1192
1193 (define-ibuffer-op ibuffer-do-save ()
1194 "Save marked buffers as with `save-buffer'."
1195 (:complex t
1196 :opstring "saved"
1197 :modifier-p :maybe)
1198 (when (buffer-modified-p buf)
1199 (if (not (with-current-buffer buf
1200 buffer-file-name))
1201 ;; handle the case where we're prompted
1202 ;; for a file name
1203 (save-window-excursion
1204 (switch-to-buffer buf)
1205 (save-buffer))
1206 (with-current-buffer buf
1207 (save-buffer))))
1208 t)
1209
1210 (define-ibuffer-op ibuffer-do-toggle-modified ()
1211 "Toggle modification flag of marked buffers."
1212 (:opstring "(un)marked as modified"
1213 :modifier-p t)
1214 (set-buffer-modified-p (not (buffer-modified-p))))
1215
1216 (define-ibuffer-op ibuffer-do-toggle-read-only ()
1217 "Toggle read only status in marked buffers."
1218 (:opstring "toggled read only status in"
1219 :modifier-p t)
1220 (toggle-read-only))
1221
1222 (define-ibuffer-op ibuffer-do-delete ()
1223 "Kill marked buffers as with `kill-this-buffer'."
1224 (:opstring "killed"
1225 :active-opstring "kill"
1226 :dangerous t
1227 :complex t
1228 :modifier-p t)
1229 (if (kill-buffer buf)
1230 'kill
1231 nil))
1232
1233 (define-ibuffer-op ibuffer-do-kill-on-deletion-marks ()
1234 "Kill buffers marked for deletion as with `kill-this-buffer'."
1235 (:opstring "killed"
1236 :active-opstring "kill"
1237 :dangerous t
1238 :complex t
1239 :mark :deletion
1240 :modifier-p t)
1241 (if (kill-buffer buf)
1242 'kill
1243 nil))
1244
1245 (defun ibuffer-unmark-all (mark)
1246 "Unmark all buffers with mark MARK."
1247 (interactive "cRemove marks (RET means all):")
1248 (if (= (ibuffer-count-marked-lines t) 0)
1249 (message "No buffers marked; use 'm' to mark a buffer")
1250 (cond
1251 ((char-equal mark ibuffer-marked-char)
1252 (ibuffer-map-marked-lines
1253 #'(lambda (buf mark)
1254 (ibuffer-set-mark-1 ?\s)
1255 t)))
1256 ((char-equal mark ibuffer-deletion-char)
1257 (ibuffer-map-deletion-lines
1258 #'(lambda (buf mark)
1259 (ibuffer-set-mark-1 ?\s)
1260 t)))
1261 (t
1262 (ibuffer-map-lines
1263 #'(lambda (buf mark)
1264 (when (not (char-equal mark ?\s))
1265 (ibuffer-set-mark-1 ?\s))
1266 t)))))
1267 (ibuffer-redisplay t))
1268
1269 (defun ibuffer-toggle-marks (&optional group)
1270 "Toggle which buffers are marked.
1271 In other words, unmarked buffers become marked, and marked buffers
1272 become unmarked.
1273 If point is on a group name, then this function operates on that
1274 group."
1275 (interactive)
1276 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1277 (setq group it))
1278 (let ((count
1279 (ibuffer-map-lines
1280 #'(lambda (buf mark)
1281 (cond ((eq mark ibuffer-marked-char)
1282 (ibuffer-set-mark-1 ?\s)
1283 nil)
1284 ((eq mark ?\s)
1285 (ibuffer-set-mark-1 ibuffer-marked-char)
1286 t)
1287 (t
1288 nil)))
1289 nil group)))
1290 (message "%s buffers marked" count))
1291 (ibuffer-redisplay t))
1292
1293 (defun ibuffer-mark-forward (arg)
1294 "Mark the buffer on this line, and move forward ARG lines.
1295 If point is on a group name, this function operates on that group."
1296 (interactive "P")
1297 (ibuffer-mark-interactive arg ibuffer-marked-char 1))
1298
1299 (defun ibuffer-unmark-forward (arg)
1300 "Unmark the buffer on this line, and move forward ARG lines.
1301 If point is on a group name, this function operates on that group."
1302 (interactive "P")
1303 (ibuffer-mark-interactive arg ?\s 1))
1304
1305 (defun ibuffer-unmark-backward (arg)
1306 "Unmark the buffer on this line, and move backward ARG lines.
1307 If point is on a group name, this function operates on that group."
1308 (interactive "P")
1309 (ibuffer-mark-interactive arg ?\s -1))
1310
1311 (defun ibuffer-mark-interactive (arg mark movement)
1312 (assert (eq major-mode 'ibuffer-mode))
1313 (or arg (setq arg 1))
1314 (ibuffer-forward-line 0)
1315 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1316 (progn
1317 (require 'ibuf-ext)
1318 (ibuffer-mark-on-buffer #'identity mark it))
1319 (ibuffer-forward-line 0 t)
1320 (let ((inhibit-read-only t))
1321 (while (> arg 0)
1322 (ibuffer-set-mark mark)
1323 (ibuffer-forward-line movement t)
1324 (setq arg (1- arg))))))
1325
1326 (defun ibuffer-set-mark (mark)
1327 (assert (eq major-mode 'ibuffer-mode))
1328 (let ((inhibit-read-only t))
1329 (ibuffer-set-mark-1 mark)
1330 (setq ibuffer-did-modification t)
1331 (ibuffer-redisplay-current)
1332 (beginning-of-line)))
1333
1334 (defun ibuffer-set-mark-1 (mark)
1335 (let ((beg (line-beginning-position))
1336 (end (line-end-position)))
1337 (put-text-property beg end 'ibuffer-properties
1338 (list (ibuffer-current-buffer)
1339 mark))))
1340
1341 (defun ibuffer-mark-for-delete (arg)
1342 "Mark the buffers on ARG lines forward for deletion.
1343 If point is on a group name, this function operates on that group."
1344 (interactive "P")
1345 (ibuffer-mark-interactive arg ibuffer-deletion-char 1))
1346
1347 (defun ibuffer-mark-for-delete-backwards (arg)
1348 "Mark the buffers on ARG lines backward for deletion.
1349 If point is on a group name, this function operates on that group."
1350 (interactive "P")
1351 (ibuffer-mark-interactive arg ibuffer-deletion-char -1))
1352
1353 (defun ibuffer-current-buffer (&optional must-be-live)
1354 (let ((buf (car (get-text-property (line-beginning-position)
1355 'ibuffer-properties))))
1356 (when must-be-live
1357 (if (bufferp buf)
1358 (unless (buffer-live-p buf)
1359 (error (substitute-command-keys "Buffer %s has been killed; use `\\[ibuffer-update]' to update") buf))
1360 (error "No buffer on this line")))
1361 buf))
1362
1363 (defun ibuffer-active-formats-name ()
1364 (if (boundp 'ibuffer-filter-format-alist)
1365 (let ((ret nil))
1366 (dolist (filter ibuffer-filtering-qualifiers ret)
1367 (let ((val (assq (car filter) ibuffer-filter-format-alist)))
1368 (when val
1369 (setq ret (car filter)))))
1370 (if ret
1371 ret
1372 :ibuffer-formats))
1373 :ibuffer-formats))
1374
1375 (defun ibuffer-current-formats (uncompiledp)
1376 (let* ((name (ibuffer-active-formats-name)))
1377 (ibuffer-check-formats)
1378 (if (eq name :ibuffer-formats)
1379 (if uncompiledp
1380 ibuffer-formats
1381 ibuffer-compiled-formats)
1382 (cadr (assq name
1383 (if uncompiledp
1384 ibuffer-filter-format-alist
1385 ibuffer-compiled-filter-formats))))))
1386
1387 (defun ibuffer-current-format (&optional uncompiledp)
1388 (or ibuffer-current-format
1389 (setq ibuffer-current-format 0))
1390 (nth ibuffer-current-format (ibuffer-current-formats uncompiledp)))
1391
1392 (defun ibuffer-expand-format-entry (form)
1393 (if (or (consp form)
1394 (symbolp form))
1395 (let ((sym (intern (concat "ibuffer-make-column-"
1396 (symbol-name (if (consp form)
1397 (car form)
1398 form))))))
1399 (unless (or (fboundp sym)
1400 (assq sym ibuffer-inline-columns))
1401 (error "Unknown column %s in ibuffer-formats" form))
1402 (let (min max align elide)
1403 (if (consp form)
1404 (setq min (or (nth 1 form) 0)
1405 max (or (nth 2 form) -1)
1406 align (or (nth 3 form) :left)
1407 elide (or (nth 4 form) nil))
1408 (setq min 0
1409 max -1
1410 align :left
1411 elide nil))
1412 (list sym min max align elide)))
1413 form))
1414
1415 (defun ibuffer-compile-make-eliding-form (strvar elide from-end-p)
1416 (let ((ellipsis (propertize ibuffer-eliding-string 'font-lock-face 'bold)))
1417 (if (or elide (with-no-warnings ibuffer-elide-long-columns))
1418 `(if (> strlen 5)
1419 ,(if from-end-p
1420 `(concat ,ellipsis
1421 (substring ,strvar
1422 (length ibuffer-eliding-string)))
1423 `(concat
1424 (substring ,strvar 0 (- strlen ,(length ellipsis)))
1425 ,ellipsis))
1426 ,strvar)
1427 strvar)))
1428
1429 (defun ibuffer-compile-make-substring-form (strvar maxvar from-end-p)
1430 (if from-end-p
1431 `(substring str
1432 (- strlen ,maxvar))
1433 `(substring ,strvar 0 ,maxvar)))
1434
1435 (defun ibuffer-compile-make-format-form (strvar widthform alignment)
1436 (let* ((left `(make-string tmp2 ?\s))
1437 (right `(make-string (- tmp1 tmp2) ?\s)))
1438 `(progn
1439 (setq tmp1 ,widthform
1440 tmp2 (/ tmp1 2))
1441 ,(case alignment
1442 (:right `(concat ,left ,right ,strvar))
1443 (:center `(concat ,left ,strvar ,right))
1444 (:left `(concat ,strvar ,left ,right))
1445 (t (error "Invalid alignment %s" alignment))))))
1446
1447 (defun ibuffer-compile-format (format)
1448 (let ((result nil)
1449 ;; We use these variables to keep track of which variables
1450 ;; inside the generated function we need to bind, since
1451 ;; binding variables in Emacs takes time.
1452 str-used tmp1-used tmp2-used global-strlen-used)
1453 (dolist (form format)
1454 (push
1455 ;; Generate a form based on a particular format entry, like
1456 ;; " ", mark, or (mode 16 16 :right).
1457 (if (stringp form)
1458 ;; It's a string; all we need to do is insert it.
1459 `(insert ,form)
1460 (let* ((form (ibuffer-expand-format-entry form))
1461 (sym (nth 0 form))
1462 (min (nth 1 form))
1463 (max (nth 2 form))
1464 (align (nth 3 form))
1465 (elide (nth 4 form)))
1466 (let* ((from-end-p (when (minusp min)
1467 (setq min (- min))
1468 t))
1469 (letbindings nil)
1470 (outforms nil)
1471 minform
1472 maxform
1473 min-used max-used strlen-used)
1474 (when (or (not (integerp min)) (>= min 0))
1475 ;; This is a complex case; they want it limited to a
1476 ;; minimum size.
1477 (setq min-used t)
1478 (setq str-used t strlen-used t global-strlen-used t
1479 tmp1-used t tmp2-used t)
1480 ;; Generate code to limit the string to a minimum size.
1481 (setq minform `(progn
1482 (setq str
1483 ,(ibuffer-compile-make-format-form
1484 'str
1485 `(- ,(if (integerp min)
1486 min
1487 'min)
1488 strlen)
1489 align)))))
1490 (when (or (not (integerp max)) (> max 0))
1491 (setq str-used t max-used t)
1492 ;; Generate code to limit the string to a maximum size.
1493 (setq maxform `(progn
1494 (setq str
1495 ,(ibuffer-compile-make-substring-form
1496 'str
1497 (if (integerp max)
1498 max
1499 'max)
1500 from-end-p))
1501 (setq strlen (length str))
1502 (setq str
1503 ,(ibuffer-compile-make-eliding-form 'str
1504 elide
1505 from-end-p)))))
1506 ;; Now, put these forms together with the rest of the code.
1507 (let ((callform
1508 ;; Is this an "inline" column? This means we have
1509 ;; to get the code from the
1510 ;; `ibuffer-inline-columns' alist and insert it
1511 ;; into our generated code. Otherwise, we just
1512 ;; generate a call to the column function.
1513 (ibuffer-aif (assq sym ibuffer-inline-columns)
1514 (nth 1 it)
1515 `(,sym buffer mark)))
1516 ;; You're not expected to understand this. Hell, I
1517 ;; don't even understand it, and I wrote it five
1518 ;; minutes ago.
1519 (insertgenfn (ibuffer-aif (get sym 'ibuffer-column-summarizer)
1520 ;; I really, really wish Emacs Lisp had closures.
1521 (lambda (arg sym)
1522 `(insert
1523 (let ((ret ,arg))
1524 (put ',sym 'ibuffer-column-summary
1525 (cons ret (get ',sym 'ibuffer-column-summary)))
1526 ret)))
1527 (lambda (arg sym)
1528 `(insert ,arg))))
1529 (mincompform `(< strlen ,(if (integerp min)
1530 min
1531 'min)))
1532 (maxcompform `(> strlen ,(if (integerp max)
1533 max
1534 'max))))
1535 (if (or min-used max-used)
1536 ;; The complex case, where we have to limit the
1537 ;; form to a maximum or minimum size.
1538 (progn
1539 (when (and min-used (not (integerp min)))
1540 (push `(min ,min) letbindings))
1541 (when (and max-used (not (integerp max)))
1542 (push `(max ,max) letbindings))
1543 (push
1544 (if (and min-used max-used)
1545 `(if ,mincompform
1546 ,minform
1547 (if ,maxcompform
1548 ,maxform))
1549 (if min-used
1550 `(when ,mincompform
1551 ,minform)
1552 `(when ,maxcompform
1553 ,maxform)))
1554 outforms)
1555 (push (append
1556 `(setq str ,callform)
1557 (when strlen-used
1558 `(strlen (length str))))
1559 outforms)
1560 (setq outforms
1561 (append outforms (list (funcall insertgenfn 'str sym)))))
1562 ;; The simple case; just insert the string.
1563 (push (funcall insertgenfn callform sym) outforms))
1564 ;; Finally, return a `let' form which binds the
1565 ;; variables in `letbindings', and contains all the
1566 ;; code in `outforms'.
1567 `(let ,letbindings
1568 ,@outforms)))))
1569 result))
1570 (setq result
1571 ;; We don't want to unconditionally load the byte-compiler.
1572 (funcall (if (or ibuffer-always-compile-formats
1573 (featurep 'bytecomp))
1574 #'byte-compile
1575 #'identity)
1576 ;; Here, we actually create a lambda form which
1577 ;; inserts all the generated forms for each entry
1578 ;; in the format string.
1579 (nconc (list 'lambda '(buffer mark))
1580 `((let ,(append (when str-used
1581 '(str))
1582 (when global-strlen-used
1583 '(strlen))
1584 (when tmp1-used
1585 '(tmp1))
1586 (when tmp2-used
1587 '(tmp2)))
1588 ,@(nreverse result))))))))
1589
1590 (defun ibuffer-recompile-formats ()
1591 "Recompile `ibuffer-formats'."
1592 (interactive)
1593 (setq ibuffer-compiled-formats
1594 (mapcar #'ibuffer-compile-format ibuffer-formats))
1595 (when (boundp 'ibuffer-filter-format-alist)
1596 (setq ibuffer-compiled-filter-formats
1597 (mapcar #'(lambda (entry)
1598 (cons (car entry)
1599 (mapcar #'(lambda (formats)
1600 (mapcar #'ibuffer-compile-format formats))
1601 (cdr entry))))
1602 ibuffer-filter-format-alist))))
1603
1604 (defun ibuffer-clear-summary-columns (format)
1605 (dolist (form format)
1606 (ibuffer-awhen (and (consp form)
1607 (get (car form) 'ibuffer-column-summarizer))
1608 (put (car form) 'ibuffer-column-summary nil))))
1609
1610 (defun ibuffer-check-formats ()
1611 (when (null ibuffer-formats)
1612 (error "No formats!"))
1613 (let ((ext-loaded (featurep 'ibuf-ext)))
1614 (when (or (null ibuffer-compiled-formats)
1615 (null ibuffer-cached-formats)
1616 (not (eq ibuffer-cached-formats ibuffer-formats))
1617 (null ibuffer-cached-eliding-string)
1618 (not (equal ibuffer-cached-eliding-string ibuffer-eliding-string))
1619 (eql 0 ibuffer-cached-elide-long-columns)
1620 (not (eql ibuffer-cached-elide-long-columns
1621 (with-no-warnings ibuffer-elide-long-columns)))
1622 (and ext-loaded
1623 (not (eq ibuffer-cached-filter-formats
1624 ibuffer-filter-format-alist))
1625 (and ibuffer-filter-format-alist
1626 (null ibuffer-compiled-filter-formats))))
1627 (message "Formats have changed, recompiling...")
1628 (ibuffer-recompile-formats)
1629 (setq ibuffer-cached-formats ibuffer-formats
1630 ibuffer-cached-eliding-string ibuffer-eliding-string
1631 ibuffer-cached-elide-long-columns (with-no-warnings ibuffer-elide-long-columns))
1632 (when ext-loaded
1633 (setq ibuffer-cached-filter-formats ibuffer-filter-format-alist))
1634 (message "Formats have changed, recompiling...done"))))
1635
1636 (defvar ibuffer-inline-columns nil)
1637
1638 (define-ibuffer-column mark (:name " " :inline t)
1639 (string mark))
1640
1641 (define-ibuffer-column read-only (:name "R" :inline t)
1642 (if buffer-read-only
1643 (string ibuffer-read-only-char)
1644 " "))
1645
1646 (define-ibuffer-column modified (:name "M" :inline t)
1647 (if (buffer-modified-p)
1648 (string ibuffer-modified-char)
1649 " "))
1650
1651 (define-ibuffer-column name
1652 (:inline t
1653 :props
1654 ('mouse-face 'highlight 'keymap ibuffer-name-map
1655 'ibuffer-name-column t
1656 'help-echo '(if tooltip-mode
1657 "mouse-1: mark this buffer\nmouse-2: select this buffer\nmouse-3: operate on this buffer"
1658 "mouse-1: mark buffer mouse-2: select buffer mouse-3: operate"))
1659 :summarizer
1660 (lambda (strings)
1661 (let ((bufs (length strings)))
1662 (cond ((zerop bufs) "No buffers")
1663 ((= 1 bufs) "1 buffer")
1664 (t (format "%s buffers" bufs))))))
1665 (propertize (buffer-name) 'font-lock-face (ibuffer-buffer-name-face buffer mark)))
1666
1667 (define-ibuffer-column size
1668 (:inline t
1669 :summarizer
1670 (lambda (column-strings)
1671 (let ((total 0))
1672 (dolist (string column-strings)
1673 (setq total
1674 ;; like, ewww ...
1675 (+ (float (string-to-number string))
1676 total)))
1677 (format "%.0f" total))))
1678 (format "%s" (buffer-size)))
1679
1680 (define-ibuffer-column mode
1681 (:inline t
1682 :props
1683 ('mouse-face 'highlight
1684 'keymap ibuffer-mode-name-map
1685 'help-echo "mouse-2: filter by this mode"))
1686 (format "%s" mode-name))
1687
1688 (define-ibuffer-column process
1689 (:summarizer
1690 (lambda (strings)
1691 (let ((total (length (delete "" strings))))
1692 (cond ((zerop total) "No processes")
1693 ((= 1 total) "1 process")
1694 (t (format "%d processes" total))))))
1695 (ibuffer-aif (get-buffer-process buffer)
1696 (format "(%s %s)" it (process-status it))
1697 ""))
1698
1699 (define-ibuffer-column filename
1700 (:summarizer
1701 (lambda (strings)
1702 (let ((total (length (delete "" strings))))
1703 (cond ((zerop total) "No files")
1704 ((= 1 total) "1 file")
1705 (t (format "%d files" total))))))
1706 (let ((directory-abbrev-alist ibuffer-directory-abbrev-alist))
1707 (abbreviate-file-name
1708 (or buffer-file-name
1709 (and (boundp 'dired-directory)
1710 (if (stringp dired-directory)
1711 dired-directory
1712 (car dired-directory)))
1713 ""))))
1714
1715 (define-ibuffer-column filename-and-process
1716 (:name "Filename/Process"
1717 :summarizer
1718 (lambda (strings)
1719 (setq strings (delete "" strings))
1720 (let ((procs 0)
1721 (files 0))
1722 (dolist (string strings)
1723 (if (string-match "\\(\?:\\`(\[\[:ascii:\]\]\+)\\)" string)
1724 (progn (setq procs (1+ procs))
1725 (if (< (match-end 0) (length string))
1726 (setq files (1+ files))))
1727 (setq files (1+ files))))
1728 (concat (cond ((zerop files) "No files")
1729 ((= 1 files) "1 file")
1730 (t (format "%d files" files)))
1731 ", "
1732 (cond ((zerop procs) "no processes")
1733 ((= 1 procs) "1 process")
1734 (t (format "%d processes" procs)))))))
1735 (let ((proc (get-buffer-process buffer))
1736 (filename (ibuffer-make-column-filename buffer mark)))
1737 (if proc
1738 (concat (propertize (format "(%s %s)" proc (process-status proc))
1739 'font-lock-face 'italic)
1740 (if (> (length filename) 0)
1741 (format " %s" filename)
1742 ""))
1743 filename)))
1744
1745 (defun ibuffer-format-column (str width alignment)
1746 (let ((left (make-string (/ width 2) ?\s))
1747 (right (make-string (- width (/ width 2)) ?\s)))
1748 (case alignment
1749 (:right (concat left right str))
1750 (:center (concat left str right))
1751 (t (concat str left right)))))
1752
1753 (defun ibuffer-buffer-name-face (buf mark)
1754 (cond ((char-equal mark ibuffer-marked-char)
1755 ibuffer-marked-face)
1756 ((char-equal mark ibuffer-deletion-char)
1757 ibuffer-deletion-face)
1758 (t
1759 (let ((level -1)
1760 result)
1761 (dolist (e ibuffer-fontification-alist result)
1762 (when (and (> (car e) level)
1763 (with-current-buffer buf
1764 (eval (nth 1 e))))
1765 (setq level (car e)
1766 result (nth 2 e))))))))
1767
1768 (defun ibuffer-insert-buffer-line (buffer mark format)
1769 "Insert a line describing BUFFER and MARK using FORMAT."
1770 (assert (eq major-mode 'ibuffer-mode))
1771 (let ((beg (point)))
1772 (funcall format buffer mark)
1773 (put-text-property beg (point) 'ibuffer-properties (list buffer mark)))
1774 (insert "\n"))
1775
1776 ;; This function knows a bit too much of the internals. It would be
1777 ;; nice if it was all abstracted away.
1778 (defun ibuffer-redisplay-current ()
1779 (assert (eq major-mode 'ibuffer-mode))
1780 (when (eobp)
1781 (forward-line -1))
1782 (beginning-of-line)
1783 (let ((curformat (mapcar #'ibuffer-expand-format-entry
1784 (ibuffer-current-format t))))
1785 (ibuffer-clear-summary-columns curformat)
1786 (let ((buf (ibuffer-current-buffer)))
1787 (when buf
1788 (let ((mark (ibuffer-current-mark)))
1789 (save-excursion
1790 (delete-region (point) (1+ (line-end-position)))
1791 (ibuffer-insert-buffer-line
1792 buf mark
1793 (ibuffer-current-format)))
1794 (when ibuffer-shrink-to-minimum-size
1795 (ibuffer-shrink-to-fit)))))))
1796
1797 (defun ibuffer-map-on-mark (mark func)
1798 (ibuffer-map-lines
1799 #'(lambda (buf mk)
1800 (if (char-equal mark mk)
1801 (funcall func buf mark)
1802 nil))))
1803
1804 (defun ibuffer-map-lines (function &optional nomodify group)
1805 "Call FUNCTION for each buffer.
1806 Don't set the ibuffer modification flag iff NOMODIFY is non-nil.
1807
1808 If optional argument GROUP is non-nil, then only call FUNCTION on
1809 buffers in filtering group GROUP.
1810
1811 FUNCTION is called with two arguments:
1812 the buffer object itself and the current mark symbol."
1813 (assert (eq major-mode 'ibuffer-mode))
1814 (ibuffer-forward-line 0)
1815 (let* ((orig-target-line (1+ (count-lines (save-excursion
1816 (goto-char (point-min))
1817 (ibuffer-forward-line 0)
1818 (point))
1819 (point))))
1820 (target-line-offset orig-target-line)
1821 (ibuffer-map-lines-total 0)
1822 (ibuffer-map-lines-count 0))
1823 (unwind-protect
1824 (progn
1825 (setq buffer-read-only nil)
1826 (goto-char (point-min))
1827 (ibuffer-forward-line 0 t)
1828 (while (and (not (eobp))
1829 (not (get-text-property (point) 'ibuffer-summary))
1830 (progn
1831 (ibuffer-forward-line 0 t)
1832 (and (not (eobp))
1833 (not (get-text-property (point) 'ibuffer-summary)))))
1834 (let ((result
1835 (if (buffer-live-p (ibuffer-current-buffer))
1836 (when (or (null group)
1837 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group)
1838 (equal group it)))
1839 (save-excursion
1840 (funcall function
1841 (ibuffer-current-buffer)
1842 (ibuffer-current-mark))))
1843 ;; Kill the line if the buffer is dead
1844 'kill)))
1845 ;; A given mapping function should return:
1846 ;; `nil' if it chose not to affect the buffer
1847 ;; `kill' means the remove line from the buffer list
1848 ;; `t' otherwise
1849 (incf ibuffer-map-lines-total)
1850 (cond ((null result)
1851 (forward-line 1))
1852 ((eq result 'kill)
1853 (delete-region (line-beginning-position)
1854 (1+ (line-end-position)))
1855 (incf ibuffer-map-lines-count)
1856 (when (< ibuffer-map-lines-total
1857 orig-target-line)
1858 (decf target-line-offset)))
1859 (t
1860 (incf ibuffer-map-lines-count)
1861 (forward-line 1)))))
1862 ibuffer-map-lines-count)
1863 (progn
1864 (setq buffer-read-only t)
1865 (unless nomodify
1866 (set-buffer-modified-p nil))
1867 (goto-char (point-min))
1868 (ibuffer-forward-line 0)
1869 (ibuffer-forward-line (1- target-line-offset))))))
1870
1871 (defun ibuffer-get-marked-buffers ()
1872 "Return a list of buffer objects currently marked."
1873 (delq nil
1874 (mapcar #'(lambda (e)
1875 (when (eq (cdr e) ibuffer-marked-char)
1876 (car e)))
1877 (ibuffer-current-state-list))))
1878
1879 (defun ibuffer-current-state-list (&optional pos)
1880 "Return a list like (BUF . MARK) of all buffers in an ibuffer.
1881 If POS is non-nil, return a list like (BUF MARK POINT), where POINT is
1882 the value of point at the beginning of the line for that buffer."
1883 (let ((ibuffer-current-state-list-tmp '()))
1884 ;; ah, if only we had closures. I bet this will mysteriously
1885 ;; break later. Don't blame me.
1886 (if pos
1887 (ibuffer-map-lines-nomodify
1888 #'(lambda (buf mark)
1889 (when (buffer-live-p buf)
1890 (push (list buf mark (point)) ibuffer-current-state-list-tmp))))
1891 (ibuffer-map-lines-nomodify
1892 #'(lambda (buf mark)
1893 (when (buffer-live-p buf)
1894 (push (cons buf mark) ibuffer-current-state-list-tmp)))))
1895 (nreverse ibuffer-current-state-list-tmp)))
1896
1897 (defun ibuffer-current-buffers-with-marks (curbufs)
1898 "Return a list like (BUF . MARK) of all open buffers."
1899 (let ((bufs (ibuffer-current-state-list)))
1900 (mapcar #'(lambda (buf) (let ((e (assq buf bufs)))
1901 (if e
1902 e
1903 (cons buf ?\s))))
1904 curbufs)))
1905
1906 (defun ibuffer-buf-matches-predicates (buf predicates)
1907 (let ((hit nil)
1908 (name (buffer-name buf)))
1909 (dolist (pred predicates)
1910 (when (if (stringp pred)
1911 (string-match pred name)
1912 (funcall pred buf))
1913 (setq hit t)))
1914 hit))
1915
1916 (defun ibuffer-filter-buffers (ibuffer-buf last bmarklist all)
1917 (let ((ext-loaded (featurep 'ibuf-ext)))
1918 (delq nil
1919 (mapcar
1920 ;; element should be like (BUFFER . MARK)
1921 #'(lambda (e)
1922 (let* ((buf (car e)))
1923 (when
1924 ;; This takes precedence over anything else
1925 (or (and ibuffer-always-show-last-buffer
1926 (eq last buf))
1927 (funcall (if ext-loaded
1928 #'ibuffer-ext-visible-p
1929 #'ibuffer-visible-p)
1930 buf all ibuffer-buf))
1931 e)))
1932 bmarklist))))
1933
1934 (defun ibuffer-visible-p (buf all &optional ibuffer-buf)
1935 (and (or all
1936 (not
1937 (ibuffer-buf-matches-predicates buf ibuffer-maybe-show-predicates)))
1938 (or ibuffer-view-ibuffer
1939 (and ibuffer-buf
1940 (not (eq ibuffer-buf buf))))))
1941
1942 ;; This function is a special case; it's not defined by
1943 ;; `ibuffer-define-sorter'.
1944 (defun ibuffer-do-sort-by-recency ()
1945 "Sort the buffers by last view time."
1946 (interactive)
1947 (setq ibuffer-sorting-mode 'recency)
1948 (ibuffer-redisplay t))
1949
1950 (defun ibuffer-update-format ()
1951 (when (null ibuffer-current-format)
1952 (setq ibuffer-current-format 0))
1953 (when (null ibuffer-formats)
1954 (error "Ibuffer error: no formats!")))
1955
1956 (defun ibuffer-switch-format ()
1957 "Switch the current display format."
1958 (interactive)
1959 (assert (eq major-mode 'ibuffer-mode))
1960 (unless (consp ibuffer-formats)
1961 (error "Ibuffer error: No formats!"))
1962 (setq ibuffer-current-format
1963 (if (>= ibuffer-current-format (1- (length (ibuffer-current-formats nil))))
1964 0
1965 (1+ ibuffer-current-format)))
1966 (ibuffer-update-format)
1967 (ibuffer-redisplay t))
1968
1969 (defun ibuffer-update-title-and-summary (format)
1970 (assert (eq major-mode 'ibuffer-mode))
1971 ;; Don't do funky font-lock stuff here
1972 (let ((after-change-functions nil))
1973 (if (get-text-property (point-min) 'ibuffer-title)
1974 (delete-region (point-min)
1975 (next-single-property-change
1976 (point-min) 'ibuffer-title)))
1977 (goto-char (point-min))
1978 (add-text-properties
1979 (point)
1980 (progn
1981 (let ((opos (point)))
1982 ;; Insert the title names.
1983 (dolist (element format)
1984 (insert
1985 (if (stringp element)
1986 element
1987 (let ((sym (car element))
1988 (min (cadr element))
1989 ;; (max (caddr element))
1990 (align (cadddr element)))
1991 ;; Ignore a negative min when we're inserting the title
1992 (when (minusp min)
1993 (setq min (- min)))
1994 (let* ((name (or (get sym 'ibuffer-column-name)
1995 (error "Unknown column %s in ibuffer-formats" sym)))
1996 (len (length name)))
1997 (if (< len min)
1998 (ibuffer-format-column name
1999 (- min len)
2000 align)
2001 name))))))
2002 (add-text-properties opos (point) `(ibuffer-title-header t))
2003 (insert "\n")
2004 ;; Add the underlines
2005 (let ((str (save-excursion
2006 (forward-line -1)
2007 (beginning-of-line)
2008 (buffer-substring (point) (line-end-position)))))
2009 (apply #'insert (mapcar
2010 #'(lambda (c)
2011 (if (not (or (char-equal c ?\s)
2012 (char-equal c ?\n)))
2013 ?-
2014 ?\s))
2015 str)))
2016 (insert "\n"))
2017 (point))
2018 `(ibuffer-title t font-lock-face ,ibuffer-title-face))
2019 ;; Now, insert the summary columns.
2020 (goto-char (point-max))
2021 (if (get-text-property (1- (point-max)) 'ibuffer-summary)
2022 (delete-region (previous-single-property-change
2023 (point-max) 'ibuffer-summary)
2024 (point-max)))
2025 (if ibuffer-display-summary
2026 (add-text-properties
2027 (point)
2028 (progn
2029 (insert "\n")
2030 (dolist (element format)
2031 (insert
2032 (if (stringp element)
2033 (make-string (length element) ?\s)
2034 (let ((sym (car element)))
2035 (let ((min (cadr element))
2036 ;; (max (caddr element))
2037 (align (cadddr element)))
2038 ;; Ignore a negative min when we're inserting the title
2039 (when (minusp min)
2040 (setq min (- min)))
2041 (let* ((summary (if (get sym 'ibuffer-column-summarizer)
2042 (funcall (get sym 'ibuffer-column-summarizer)
2043 (get sym 'ibuffer-column-summary))
2044 (make-string (length (get sym 'ibuffer-column-name))
2045 ?\s)))
2046 (len (length summary)))
2047 (if (< len min)
2048 (ibuffer-format-column summary
2049 (- min len)
2050 align)
2051 summary)))))))
2052 (point))
2053 `(ibuffer-summary t)))))
2054
2055 (defun ibuffer-update-mode-name ()
2056 (setq mode-name (format "Ibuffer by %s" (if ibuffer-sorting-mode
2057 ibuffer-sorting-mode
2058 "view time")))
2059 (when ibuffer-sorting-reversep
2060 (setq mode-name (concat mode-name " [rev]")))
2061 (when (and (featurep 'ibuf-ext)
2062 ibuffer-auto-mode)
2063 (setq mode-name (concat mode-name " (Auto)")))
2064 (let ((result ""))
2065 (when (featurep 'ibuf-ext)
2066 (dolist (qualifier ibuffer-filtering-qualifiers)
2067 (setq result
2068 (concat result (ibuffer-format-qualifier qualifier))))
2069 (if ibuffer-use-header-line
2070 (setq header-line-format
2071 (when ibuffer-filtering-qualifiers
2072 (replace-regexp-in-string "%" "%%"
2073 (concat mode-name result))))
2074 (progn
2075 (setq mode-name (concat mode-name result))
2076 (when (boundp 'header-line-format)
2077 (setq header-line-format nil)))))))
2078
2079 (defun ibuffer-redisplay (&optional silent)
2080 "Redisplay the current list of buffers.
2081 This does not show new buffers; use `ibuffer-update' for that.
2082
2083 If optional arg SILENT is non-nil, do not display progress messages."
2084 (interactive)
2085 (ibuffer-forward-line 0)
2086 (unless silent
2087 (message "Redisplaying current buffer list..."))
2088 (let ((blist (ibuffer-current-state-list)))
2089 (when (null blist)
2090 (if (and (featurep 'ibuf-ext)
2091 (or ibuffer-filtering-qualifiers ibuffer-hidden-filter-groups))
2092 (message "No buffers! (note: filtering in effect)")
2093 (error "No buffers!")))
2094 (ibuffer-redisplay-engine blist t)
2095 (ibuffer-update-mode-name)
2096 (unless silent
2097 (message "Redisplaying current buffer list...done"))
2098 (ibuffer-forward-line 0)))
2099
2100 (defun ibuffer-update (arg &optional silent)
2101 "Regenerate the list of all buffers.
2102
2103 Prefix arg non-nil means to toggle whether buffers that match
2104 `ibuffer-maybe-show-predicates' should be displayed.
2105
2106 If optional arg SILENT is non-nil, do not display progress messages."
2107 (interactive "P")
2108 (if arg
2109 (setq ibuffer-display-maybe-show-predicates
2110 (not ibuffer-display-maybe-show-predicates)))
2111 (ibuffer-forward-line 0)
2112 (let* ((bufs (buffer-list))
2113 (blist (ibuffer-filter-buffers
2114 (current-buffer)
2115 (if (and
2116 (cadr bufs)
2117 (eq ibuffer-always-show-last-buffer
2118 :nomini)
2119 (minibufferp (cadr bufs)))
2120 (caddr bufs)
2121 (cadr bufs))
2122 (ibuffer-current-buffers-with-marks bufs)
2123 ibuffer-display-maybe-show-predicates)))
2124 (when (null blist)
2125 (if (and (featurep 'ibuf-ext)
2126 ibuffer-filtering-qualifiers)
2127 (message "No buffers! (note: filtering in effect)")
2128 (error "No buffers!")))
2129 (unless silent
2130 (message "Updating buffer list..."))
2131 (ibuffer-redisplay-engine blist arg)
2132 (ibuffer-update-mode-name)
2133 (unless silent
2134 (message "Updating buffer list...done")))
2135 (if (eq ibuffer-shrink-to-minimum-size 'onewindow)
2136 (ibuffer-shrink-to-fit t)
2137 (when ibuffer-shrink-to-minimum-size
2138 (ibuffer-shrink-to-fit)))
2139 (ibuffer-forward-line 0))
2140
2141 (defun ibuffer-sort-bufferlist (bmarklist)
2142 (let* ((sortdat (assq ibuffer-sorting-mode
2143 ibuffer-sorting-functions-alist))
2144 (func (caddr sortdat)))
2145 (let ((result
2146 ;; actually sort the buffers
2147 (if (and sortdat func)
2148 (sort bmarklist func)
2149 bmarklist)))
2150 ;; perhaps reverse the sorted buffer list
2151 (if ibuffer-sorting-reversep
2152 (nreverse result)
2153 result))))
2154
2155 (defun ibuffer-insert-filter-group (name display-name filter-string format bmarklist)
2156 (add-text-properties
2157 (point)
2158 (progn
2159 (insert "[ " display-name " ]")
2160 (point))
2161 `(ibuffer-filter-group-name
2162 ,name
2163 font-lock-face ,ibuffer-filter-group-name-face
2164 keymap ,ibuffer-mode-filter-group-map
2165 mouse-face highlight
2166 help-echo ,(let ((echo '(if tooltip-mode
2167 "mouse-1: toggle marks in this group\nmouse-2: hide/show this filtering group"
2168 "mouse-1: toggle marks mouse-2: hide/show")))
2169 (if (> (length filter-string) 0)
2170 `(concat ,filter-string
2171 (if tooltip-mode "\n" " ")
2172 ,echo)
2173 echo))))
2174 (insert "\n")
2175 (when bmarklist
2176 (put-text-property
2177 (point)
2178 (progn
2179 (dolist (entry bmarklist)
2180 (ibuffer-insert-buffer-line (car entry) (cdr entry) format))
2181 (point))
2182 'ibuffer-filter-group
2183 name)))
2184
2185 (defun ibuffer-redisplay-engine (bmarklist &optional ignore)
2186 (assert (eq major-mode 'ibuffer-mode))
2187 (let* ((--ibuffer-insert-buffers-and-marks-format
2188 (ibuffer-current-format))
2189 (--ibuffer-expanded-format (mapcar #'ibuffer-expand-format-entry
2190 (ibuffer-current-format t)))
2191 (orig (count-lines (point-min) (point)))
2192 ;; Inhibit font-lock caching tricks, since we're modifying the
2193 ;; entire buffer at once
2194 (after-change-functions nil)
2195 (ext-loaded (featurep 'ibuf-ext))
2196 (bgroups (if ext-loaded
2197 (ibuffer-generate-filter-groups bmarklist)
2198 (list (cons "Default" bmarklist)))))
2199 (ibuffer-clear-summary-columns --ibuffer-expanded-format)
2200 (unwind-protect
2201 (progn
2202 (setq buffer-read-only nil)
2203 (erase-buffer)
2204 (ibuffer-update-format)
2205 (dolist (group (nreverse bgroups))
2206 (let* ((name (car group))
2207 (disabled (and ext-loaded
2208 (member name ibuffer-hidden-filter-groups)))
2209 (bmarklist (cdr group)))
2210 (unless (and (null bmarklist)
2211 (not disabled)
2212 ext-loaded
2213 (null ibuffer-show-empty-filter-groups))
2214 (ibuffer-insert-filter-group
2215 name
2216 (if disabled (concat name " ...") name)
2217 (if ext-loaded
2218 (ibuffer-format-filter-group-data name)
2219 "")
2220 --ibuffer-insert-buffers-and-marks-format
2221 (if disabled
2222 nil
2223 (ibuffer-sort-bufferlist bmarklist))))))
2224 (ibuffer-update-title-and-summary --ibuffer-expanded-format))
2225 (setq buffer-read-only t)
2226 (set-buffer-modified-p ibuffer-did-modification)
2227 (setq ibuffer-did-modification nil)
2228 (goto-line (1+ orig)))))
2229
2230 (defun ibuffer-quit ()
2231 "Quit this `ibuffer' session.
2232 Try to restore the previous window configuration iff
2233 `ibuffer-restore-window-config-on-quit' is non-nil."
2234 (interactive)
2235 (if ibuffer-restore-window-config-on-quit
2236 (progn
2237 (bury-buffer)
2238 (unless (= (count-windows) 1)
2239 (set-window-configuration ibuffer-prev-window-config)))
2240 (bury-buffer)))
2241
2242 ;;;###autoload
2243 (defun ibuffer-list-buffers (&optional files-only)
2244 "Display a list of buffers, in another window.
2245 If optional argument FILES-ONLY is non-nil, then add a filter for
2246 buffers which are visiting a file."
2247 (interactive "P")
2248 (ibuffer t nil (when files-only
2249 '((filename . ".*"))) t))
2250
2251 ;;;###autoload
2252 (defun ibuffer-other-window (&optional files-only)
2253 "Like `ibuffer', but displayed in another window by default.
2254 If optional argument FILES-ONLY is non-nil, then add a filter for
2255 buffers which are visiting a file."
2256 (interactive "P")
2257 (ibuffer t nil (when files-only
2258 '((filename . ".*")))))
2259
2260 ;;;###autoload
2261 (defun ibuffer (&optional other-window-p name qualifiers noselect
2262 shrink filter-groups formats)
2263 "Begin using Ibuffer to edit a list of buffers.
2264 Type 'h' after entering ibuffer for more information.
2265
2266 All arguments are optional.
2267 OTHER-WINDOW-P says to use another window.
2268 NAME specifies the name of the buffer (defaults to \"*Ibuffer*\").
2269 QUALIFIERS is an initial set of filtering qualifiers to use;
2270 see `ibuffer-filtering-qualifiers'.
2271 NOSELECT means don't select the Ibuffer buffer.
2272 SHRINK means shrink the buffer to minimal size. The special
2273 value `onewindow' means always use another window.
2274 FILTER-GROUPS is an initial set of filtering groups to use;
2275 see `ibuffer-filter-groups'.
2276 FORMATS is the value to use for `ibuffer-formats'.
2277 If specified, then the variable `ibuffer-formats' will have
2278 that value locally in this buffer."
2279 (interactive "P")
2280 (when ibuffer-use-other-window
2281 (setq other-window-p t))
2282 (setq ibuffer-prev-window-config (current-window-configuration))
2283 (let ((buf (get-buffer-create (or name "*Ibuffer*"))))
2284 (if other-window-p
2285 (funcall (if noselect #'(lambda (buf) (display-buffer buf t)) #'pop-to-buffer) buf)
2286 (funcall (if noselect #'display-buffer #'switch-to-buffer) buf))
2287 (with-current-buffer buf
2288 (save-selected-window
2289 ;; We switch to the buffer's window in order to be able
2290 ;; to modify the value of point
2291 (select-window (get-buffer-window buf))
2292 (or (eq major-mode 'ibuffer-mode)
2293 (ibuffer-mode))
2294 (setq ibuffer-restore-window-config-on-quit other-window-p)
2295 (when shrink
2296 (setq ibuffer-shrink-to-minimum-size shrink))
2297 (when qualifiers
2298 (require 'ibuf-ext)
2299 (setq ibuffer-filtering-qualifiers qualifiers))
2300 (when filter-groups
2301 (require 'ibuf-ext)
2302 (setq ibuffer-filter-groups filter-groups))
2303 (when formats
2304 (set (make-local-variable 'ibuffer-formats) formats))
2305 (ibuffer-update nil)
2306 ;; Skip the group name by default.
2307 (ibuffer-forward-line 0 t)
2308 (unwind-protect
2309 (progn
2310 (setq buffer-read-only nil)
2311 (run-hooks 'ibuffer-hook))
2312 (setq buffer-read-only t))
2313 (unless ibuffer-expert
2314 (message "Commands: m, u, t, RET, g, k, S, D, Q; q to quit; h for help"))))))
2315
2316 (put 'ibuffer-mode 'mode-class 'special)
2317 (defun ibuffer-mode ()
2318 "A major mode for viewing a list of buffers.
2319 In Ibuffer, you can conveniently perform many operations on the
2320 currently open buffers, in addition to filtering your view to a
2321 particular subset of them, and sorting by various criteria.
2322
2323 Operations on marked buffers:
2324
2325 '\\[ibuffer-do-save]' - Save the marked buffers
2326 '\\[ibuffer-do-view]' - View the marked buffers in this frame.
2327 '\\[ibuffer-do-view-other-frame]' - View the marked buffers in another frame.
2328 '\\[ibuffer-do-revert]' - Revert the marked buffers.
2329 '\\[ibuffer-do-toggle-read-only]' - Toggle read-only state of marked buffers.
2330 '\\[ibuffer-do-delete]' - Kill the marked buffers.
2331 '\\[ibuffer-do-replace-regexp]' - Replace by regexp in each of the marked
2332 buffers.
2333 '\\[ibuffer-do-query-replace]' - Query replace in each of the marked buffers.
2334 '\\[ibuffer-do-query-replace-regexp]' - As above, with a regular expression.
2335 '\\[ibuffer-do-print]' - Print the marked buffers.
2336 '\\[ibuffer-do-occur]' - List lines in all marked buffers which match
2337 a given regexp (like the function `occur').
2338 '\\[ibuffer-do-shell-command-pipe]' - Pipe the contents of the marked
2339 buffers to a shell command.
2340 '\\[ibuffer-do-shell-command-pipe-replace]' - Replace the contents of the marked
2341 buffers with the output of a shell command.
2342 '\\[ibuffer-do-shell-command-file]' - Run a shell command with the
2343 buffer's file as an argument.
2344 '\\[ibuffer-do-eval]' - Evaluate a form in each of the marked buffers. This
2345 is a very flexible command. For example, if you want to make all
2346 of the marked buffers read only, try using (toggle-read-only 1) as
2347 the input form.
2348 '\\[ibuffer-do-view-and-eval]' - As above, but view each buffer while the form
2349 is evaluated.
2350 '\\[ibuffer-do-kill-lines]' - Remove the marked lines from the *Ibuffer* buffer,
2351 but don't kill the associated buffer.
2352 '\\[ibuffer-do-kill-on-deletion-marks]' - Kill all buffers marked for deletion.
2353
2354 Marking commands:
2355
2356 '\\[ibuffer-mark-forward]' - Mark the buffer at point.
2357 '\\[ibuffer-toggle-marks]' - Unmark all currently marked buffers, and mark
2358 all unmarked buffers.
2359 '\\[ibuffer-unmark-forward]' - Unmark the buffer at point.
2360 '\\[ibuffer-unmark-backward]' - Unmark the buffer at point, and move to the
2361 previous line.
2362 '\\[ibuffer-unmark-all]' - Unmark all marked buffers.
2363 '\\[ibuffer-mark-by-mode]' - Mark buffers by major mode.
2364 '\\[ibuffer-mark-unsaved-buffers]' - Mark all \"unsaved\" buffers.
2365 This means that the buffer is modified, and has an associated file.
2366 '\\[ibuffer-mark-modified-buffers]' - Mark all modified buffers,
2367 regardless of whether or not they have an associated file.
2368 '\\[ibuffer-mark-special-buffers]' - Mark all buffers whose name begins and
2369 ends with '*'.
2370 '\\[ibuffer-mark-dissociated-buffers]' - Mark all buffers which have
2371 an associated file, but that file doesn't currently exist.
2372 '\\[ibuffer-mark-read-only-buffers]' - Mark all read-only buffers.
2373 '\\[ibuffer-mark-dired-buffers]' - Mark buffers in `dired' mode.
2374 '\\[ibuffer-mark-help-buffers]' - Mark buffers in `help-mode', `apropos-mode', etc.
2375 '\\[ibuffer-mark-old-buffers]' - Mark buffers older than `ibuffer-old-time'.
2376 '\\[ibuffer-mark-for-delete]' - Mark the buffer at point for deletion.
2377 '\\[ibuffer-mark-by-name-regexp]' - Mark buffers by their name, using a regexp.
2378 '\\[ibuffer-mark-by-mode-regexp]' - Mark buffers by their major mode, using a regexp.
2379 '\\[ibuffer-mark-by-file-name-regexp]' - Mark buffers by their filename, using a regexp.
2380
2381 Filtering commands:
2382
2383 '\\[ibuffer-filter-by-mode]' - Add a filter by major mode.
2384 '\\[ibuffer-filter-by-used-mode]' - Add a filter by major mode now in use.
2385 '\\[ibuffer-filter-by-name]' - Add a filter by buffer name.
2386 '\\[ibuffer-filter-by-content]' - Add a filter by buffer content.
2387 '\\[ibuffer-filter-by-filename]' - Add a filter by filename.
2388 '\\[ibuffer-filter-by-size-gt]' - Add a filter by buffer size.
2389 '\\[ibuffer-filter-by-size-lt]' - Add a filter by buffer size.
2390 '\\[ibuffer-filter-by-predicate]' - Add a filter by an arbitrary Lisp predicate.
2391 '\\[ibuffer-save-filters]' - Save the current filters with a name.
2392 '\\[ibuffer-switch-to-saved-filters]' - Switch to previously saved filters.
2393 '\\[ibuffer-add-saved-filters]' - Add saved filters to current filters.
2394 '\\[ibuffer-or-filter]' - Replace the top two filters with their logical OR.
2395 '\\[ibuffer-pop-filter]' - Remove the top filter.
2396 '\\[ibuffer-negate-filter]' - Invert the logical sense of the top filter.
2397 '\\[ibuffer-decompose-filter]' - Break down the topmost filter.
2398 '\\[ibuffer-filter-disable]' - Remove all filtering currently in effect.
2399
2400 Filter group commands:
2401
2402 '\\[ibuffer-filters-to-filter-group]' - Create filter group from filters.
2403 '\\[ibuffer-pop-filter-group]' - Remove top filter group.
2404 '\\[ibuffer-forward-filter-group]' - Move to the next filter group.
2405 '\\[ibuffer-backward-filter-group]' - Move to the previous filter group.
2406 '\\[ibuffer-clear-filter-groups]' - Remove all active filter groups.
2407 '\\[ibuffer-save-filter-groups]' - Save the current groups with a name.
2408 '\\[ibuffer-switch-to-saved-filter-groups]' - Restore previously saved groups.
2409 '\\[ibuffer-delete-saved-filter-groups]' - Delete previously saved groups.
2410
2411 Sorting commands:
2412
2413 '\\[ibuffer-toggle-sorting-mode]' - Rotate between the various sorting modes.
2414 '\\[ibuffer-invert-sorting]' - Reverse the current sorting order.
2415 '\\[ibuffer-do-sort-by-alphabetic]' - Sort the buffers lexicographically.
2416 '\\[ibuffer-do-sort-by-recency]' - Sort the buffers by last viewing time.
2417 '\\[ibuffer-do-sort-by-size]' - Sort the buffers by size.
2418 '\\[ibuffer-do-sort-by-major-mode]' - Sort the buffers by major mode.
2419
2420 Other commands:
2421
2422 '\\[ibuffer-switch-format]' - Change the current display format.
2423 '\\[forward-line]' - Move point to the next line.
2424 '\\[previous-line]' - Move point to the previous line.
2425 '\\[ibuffer-update]' - As above, but add new buffers to the list.
2426 '\\[ibuffer-quit]' - Bury the Ibuffer buffer.
2427 '\\[describe-mode]' - This help.
2428 '\\[ibuffer-diff-with-file]' - View the differences between this buffer
2429 and its associated file.
2430 '\\[ibuffer-visit-buffer]' - View the buffer on this line.
2431 '\\[ibuffer-visit-buffer-other-window]' - As above, but in another window.
2432 '\\[ibuffer-visit-buffer-other-window-noselect]' - As both above, but don't select
2433 the new window.
2434 '\\[ibuffer-bury-buffer]' - Bury (not kill!) the buffer on this line.
2435
2436 ** Information on Filtering:
2437
2438 You can filter your ibuffer view via different critera. Each Ibuffer
2439 buffer has its own stack of active filters. For example, suppose you
2440 are working on an Emacs Lisp project. You can create an Ibuffer
2441 buffer displays buffers in just `emacs-lisp' modes via
2442 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET'. In this case, there
2443 is just one entry on the filtering stack.
2444
2445 You can also combine filters. The various filtering commands push a
2446 new filter onto the stack, and the filters combine to show just
2447 buffers which satisfy ALL criteria on the stack. For example, suppose
2448 you only want to see buffers in `emacs-lisp' mode, whose names begin
2449 with \"gnus\". You can accomplish this via:
2450 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET
2451 \\[ibuffer-filter-by-name] ^gnus RET'.
2452
2453 Additionally, you can OR the top two filters together with
2454 '\\[ibuffer-or-filters]'. To see all buffers in either
2455 `emacs-lisp-mode' or `lisp-interaction-mode', type:
2456
2457 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filter-by-mode] lisp-interaction-mode RET \\[ibuffer-or-filters]'.
2458
2459 Filters can also be saved and restored using mnemonic names: see the
2460 functions `ibuffer-save-filters' and `ibuffer-switch-to-saved-filters'.
2461
2462 To remove the top filter on the stack, use '\\[ibuffer-pop-filter]', and
2463 to disable all filtering currently in effect, use
2464 '\\[ibuffer-filter-disable]'.
2465
2466 ** Filter Groups:
2467
2468 Once one has mastered filters, the next logical step up is \"filter
2469 groups\". A filter group is basically a named group of buffers which
2470 match a filter, which are displayed together in an Ibuffer buffer. To
2471 create a filter group, simply use the regular functions to create a
2472 filter, and then type '\\[ibuffer-filters-to-filter-group]'.
2473
2474 A quick example will make things clearer. Suppose that one wants to
2475 group all of one's Emacs Lisp buffers together. To do this, type
2476
2477 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filters-to-filter-group] RET emacs lisp buffers RET'
2478
2479 You may, of course, name the group whatever you want; it doesn't have
2480 to be \"emacs lisp buffers\". Filter groups may be composed of any
2481 arbitrary combination of filters.
2482
2483 Just like filters themselves, filter groups act as a stack. Buffers
2484 will not be displayed multiple times if they would be included in
2485 multiple filter groups; instead, the first filter group is used. The
2486 filter groups are displayed in this order of precedence.
2487
2488 You may rearrange filter groups by using the regular
2489 '\\[ibuffer-kill-line]' and '\\[ibuffer-yank]' pair. Yanked groups
2490 will be inserted before the group at point."
2491 (kill-all-local-variables)
2492 (use-local-map ibuffer-mode-map)
2493 (setq major-mode 'ibuffer-mode)
2494 (setq mode-name "Ibuffer")
2495 (setq buffer-read-only t)
2496 (buffer-disable-undo)
2497 (setq truncate-lines ibuffer-truncate-lines)
2498 ;; This makes things less ugly for Emacs 21 users with a non-nil
2499 ;; `show-trailing-whitespace'.
2500 (setq show-trailing-whitespace nil)
2501 ;; disable `show-paren-mode' buffer-locally
2502 (if (bound-and-true-p show-paren-mode)
2503 (set (make-local-variable 'show-paren-mode) nil))
2504 (set (make-local-variable 'revert-buffer-function)
2505 #'ibuffer-update)
2506 (set (make-local-variable 'ibuffer-sorting-mode)
2507 ibuffer-default-sorting-mode)
2508 (set (make-local-variable 'ibuffer-sorting-reversep)
2509 ibuffer-default-sorting-reversep)
2510 (set (make-local-variable 'ibuffer-shrink-to-minimum-size)
2511 ibuffer-default-shrink-to-minimum-size)
2512 (set (make-local-variable 'ibuffer-display-maybe-show-predicates)
2513 ibuffer-default-display-maybe-show-predicates)
2514 (set (make-local-variable 'ibuffer-filtering-qualifiers) nil)
2515 (set (make-local-variable 'ibuffer-filter-groups) nil)
2516 (set (make-local-variable 'ibuffer-filter-group-kill-ring) nil)
2517 (set (make-local-variable 'ibuffer-hidden-filter-groups) nil)
2518 (set (make-local-variable 'ibuffer-compiled-formats) nil)
2519 (set (make-local-variable 'ibuffer-cached-formats) nil)
2520 (set (make-local-variable 'ibuffer-cached-eliding-string) nil)
2521 (set (make-local-variable 'ibuffer-cached-elide-long-columns) nil)
2522 (set (make-local-variable 'ibuffer-current-format) nil)
2523 (set (make-local-variable 'ibuffer-restore-window-config-on-quit) nil)
2524 (set (make-local-variable 'ibuffer-did-modification) nil)
2525 (set (make-local-variable 'ibuffer-tmp-hide-regexps) nil)
2526 (set (make-local-variable 'ibuffer-tmp-show-regexps) nil)
2527 (define-key ibuffer-mode-map [menu-bar edit] 'undefined)
2528 (define-key ibuffer-mode-map [menu-bar operate] (cons "Operate" ibuffer-mode-operate-map))
2529 (ibuffer-update-format)
2530 (when ibuffer-default-directory
2531 (setq default-directory ibuffer-default-directory))
2532 (add-hook 'change-major-mode-hook 'font-lock-defontify nil t)
2533 (run-mode-hooks 'ibuffer-mode-hook)
2534 ;; called after mode hooks to allow the user to add filters
2535 (ibuffer-update-mode-name))
2536
2537 (provide 'ibuffer)
2538
2539 (run-hooks 'ibuffer-load-hook)
2540
2541 ;; Local Variables:
2542 ;; coding: iso-8859-1
2543 ;; End:
2544
2545 ;;; arch-tag: 72581688-0603-4954-b8cf-837c700f62e8
2546 ;;; ibuffer.el ends here