(ibuffer-display-summary): New customizable variable.
[emacs.git] / lisp / ibuffer.el
blob2b996490fad6f2e112c2c7596681ab240f4c7bf8
1 ;;; ibuffer.el --- operate on buffers like dired
3 ;; Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
5 ;; Author: Colin Walters <walters@verbum.org>
6 ;; Maintainer: John Paul Wallington <jpw@gnu.org>
7 ;; Created: 8 Sep 2000
8 ;; Keywords: buffer, convenience
10 ;; This file is part of GNU Emacs.
12 ;; This program is free software; you can redistribute it and/or
13 ;; modify it under the terms of the GNU General Public License as
14 ;; published by the Free Software Foundation; either version 2, or (at
15 ;; your option) any later version.
17 ;; This program is distributed in the hope that it will be useful, but
18 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 ;; General Public License for more details.
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with this program ; see the file COPYING. If not, write to
24 ;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
25 ;; Boston, MA 02111-1307, USA.
27 ;;; Commentary:
29 ;; ibuffer.el is an advanced replacement for the `buffer-menu' which
30 ;; is normally distributed with Emacs. Its interface is intended to
31 ;; be analogous to that of Dired.
33 ;;; Code:
35 (eval-when-compile
36 (require 'cl)
37 (require 'ibuf-macs)
38 (require 'dired))
40 (require 'font-core)
42 (defgroup ibuffer nil
43 "An advanced replacement for `buffer-menu'.
45 Ibuffer allows you to operate on buffers in a manner much like Dired.
46 Operations include sorting, marking by regular expression, and
47 the ability to filter the displayed buffers by various criteria."
48 :group 'convenience)
50 (defcustom ibuffer-formats '((mark modified read-only " " (name 16 16 :left :elide)
51 " " (size 7 -1 :right)
52 " " (mode 16 16 :right :elide) " " filename-and-process)
53 (mark " " (name 16 -1) " " filename))
54 "A list of ways to display buffer lines.
56 With Ibuffer, you are not limited to displaying just certain
57 attributes of a buffer such as size, name, and mode in a particular
58 order. Through this variable, you can completely customize and
59 control the appearance of an Ibuffer buffer. See also
60 `define-ibuffer-column', which allows you to define your own columns
61 for display.
63 This variable has the form
64 ((COLUMN COLUMN ...) (COLUMN COLUMN ...) ...)
65 Each element in `ibuffer-formats' should be a list containing COLUMN
66 specifiers. A COLUMN can be any of the following:
68 SYMBOL - A symbol naming the column. Predefined columns are:
69 mark modified read-only name size mode process filename
70 When you define your own columns using `define-ibuffer-column', just
71 use their name like the predefined columns here. This entry can
72 also be a function of two arguments, which should return a string.
73 The first argument is the buffer object, and the second is the mark
74 on that buffer.
76 \"STRING\" - A literal string to display.
78 (SYMBOL MIN-SIZE MAX-SIZE &optional ALIGN ELIDE) - SYMBOL is a
79 symbol naming the column, and MIN-SIZE and MAX-SIZE are integers (or
80 functions of no arguments returning an integer) which constrict the
81 size of a column. If MAX-SIZE is -1, there is no upper bound. The
82 default values are 0 and -1, respectively. If MIN-SIZE is negative,
83 use the end of the string. The optional element ALIGN describes the
84 alignment of the column; it can be :left, :center or :right. The
85 optional element ELIDE describes whether or not to elide the column
86 if it is too long; valid values are :elide and nil. The default is
87 nil (don't elide).
89 Some example of valid entries in `ibuffer-formats', with
90 description (also, feel free to try them out, and experiment with your
91 own!):
93 (mark \" \" name)
94 This format just displays the current mark (if any) and the name of
95 the buffer, separated by a space.
96 (mark modified read-only \" \" (name 16 16 :left) \" \" (size 6 -1 :right))
97 This format displays the current mark (if any), its modification and
98 read-only status, as well as the name of the buffer and its size. In
99 this format, the name is restricted to 16 characters (longer names
100 will be truncated, and shorter names will be padded with spaces), and
101 the name is also aligned to the left. The size of the buffer will
102 be padded with spaces up to a minimum of six characters, but there is
103 no upper limit on its size. The size will also be aligned to the
104 right.
106 Thus, if you wanted to use these two formats, add
108 (setq ibuffer-formats '((mark \" \" name)
109 (mark modified read-only
110 (name 16 16 :left) (size 6 -1 :right))))
112 to your ~/.emacs file.
114 Using \\[ibuffer-switch-format], you can rotate the display between
115 the specified formats in the list."
116 :type '(repeat sexp)
117 :group 'ibuffer)
119 (defcustom ibuffer-always-compile-formats (featurep 'bytecomp)
120 "If non-nil, then use the byte-compiler to optimize `ibuffer-formats'.
121 This will increase the redisplay speed, at the cost of loading the
122 elisp byte-compiler."
123 :type 'boolean
124 :group 'ibuffer)
126 (defcustom ibuffer-fontification-alist
127 `((10 buffer-read-only font-lock-constant-face)
128 (15 (string-match "^*" (buffer-name)) font-lock-keyword-face)
129 (20 (and (string-match "^ " (buffer-name))
130 (null buffer-file-name))
131 italic)
132 (25 (memq major-mode ibuffer-help-buffer-modes) font-lock-comment-face)
133 (30 (eq major-mode 'dired-mode) font-lock-function-name-face))
134 "An alist describing how to fontify buffers.
135 Each element should be of the form (PRIORITY FORM FACE), where
136 PRIORITY is an integer, FORM is an arbitrary form to evaluate in the
137 buffer, and FACE is the face to use for fontification. If the FORM
138 evaluates to non-nil, then FACE will be put on the buffer name. The
139 element with the highest PRIORITY takes precedence.
141 If you change this variable, you must kill the Ibuffer buffer and
142 recreate it for the change to take effect."
143 :type '(repeat
144 (list (integer :tag "Priority")
145 (sexp :tag "Test Form")
146 face))
147 :group 'ibuffer)
149 (defcustom ibuffer-use-other-window nil
150 "If non-nil, display Ibuffer in another window by default."
151 :type 'boolean
152 :group 'ibuffer)
154 (defcustom ibuffer-default-shrink-to-minimum-size nil
155 "If non-nil, minimize the size of the Ibuffer window by default."
156 :type 'boolean
157 :group 'ibuffer)
158 (defvar ibuffer-shrink-to-minimum-size nil)
160 (defcustom ibuffer-display-summary t
161 "If non-nil, summarize Ibuffer columns."
162 :type 'boolean
163 :group 'ibuffer)
165 (defcustom ibuffer-truncate-lines t
166 "If non-nil, do not display continuation lines."
167 :type 'boolean
168 :group 'ibuffer)
170 (defcustom ibuffer-case-fold-search case-fold-search
171 "If non-nil, ignore case when searching."
172 :type 'boolean
173 :group 'ibuffer)
175 (defcustom ibuffer-default-sorting-mode 'recency
176 "The criteria by which to sort the buffers.
178 Note that this variable is local to each Ibuffer buffer. Thus, you
179 can have multiple Ibuffer buffers open, each with a different sorted
180 view of the buffers."
181 :type '(choice (const :tag "Last view time" :value recency)
182 (const :tag "Lexicographic" :value alphabetic)
183 (const :tag "Buffer size" :value size)
184 (const :tag "Major mode" :value major-mode))
185 :group 'ibuffer)
186 (defvar ibuffer-sorting-mode nil)
188 (defcustom ibuffer-default-sorting-reversep nil
189 "If non-nil, reverse the default sorting order."
190 :type 'boolean
191 :group 'ibuffer)
192 (defvar ibuffer-sorting-reversep nil)
194 (defcustom ibuffer-elide-long-columns nil
195 "If non-nil, then elide column entries which exceed their max length.
196 This variable is deprecated; use the :elide argument of
197 `ibuffer-formats' to elide just certain columns."
198 :type 'boolean
199 :group 'ibuffer)
201 (defcustom ibuffer-eliding-string "..."
202 "The string to use for eliding long columns."
203 :type 'string
204 :group 'ibuffer)
206 (defcustom ibuffer-maybe-show-predicates `(,(lambda (buf)
207 (and (string-match "^ " (buffer-name buf))
208 (null buffer-file-name))))
209 "A list of predicates for buffers to display conditionally.
211 A predicate can be a regexp or a function.
212 If a regexp, then it will be matched against the buffer's name.
213 If a function, it will be called with the buffer as an argument, and
214 should return non-nil if this buffer should be shown.
216 Viewing of buffers hidden because of these predicates is enabled by
217 giving a non-nil prefix argument to `ibuffer-update'. Note that this
218 specialized filtering occurs before real filtering."
219 :type '(repeat (choice regexp function))
220 :group 'ibuffer)
222 (defvar ibuffer-current-format nil)
224 (defcustom ibuffer-movement-cycle t
225 "If non-nil, then forward and backwards movement commands cycle."
226 :type 'boolean
227 :group 'ibuffer)
229 (defcustom ibuffer-modified-char ?*
230 "The character to display for modified buffers."
231 :type 'character
232 :group 'ibuffer)
234 (defcustom ibuffer-read-only-char ?%
235 "The character to display for read-only buffers."
236 :type 'character
237 :group 'ibuffer)
239 (defcustom ibuffer-marked-char ?>
240 "The character to display for marked buffers."
241 :type 'character
242 :group 'ibuffer)
244 (defcustom ibuffer-deletion-char ?D
245 "The character to display for buffers marked for deletion."
246 :type 'character
247 :group 'ibuffer)
249 (defcustom ibuffer-expert nil
250 "If non-nil, don't ask for confirmation of \"dangerous\" operations."
251 :type 'boolean
252 :group 'ibuffer)
254 (defcustom ibuffer-view-ibuffer nil
255 "If non-nil, display the current Ibuffer buffer itself.
256 Note that this has a drawback - the data about the current Ibuffer
257 buffer will most likely be inaccurate. This includes modification
258 state, size, etc."
259 :type 'boolean
260 :group 'ibuffer)
262 (defcustom ibuffer-always-show-last-buffer nil
263 "If non-nil, always display the previous buffer.
264 This variable takes precedence over filtering, and even
265 `ibuffer-never-show-predicates'."
266 :type '(choice (const :tag "Always" :value t)
267 (const :tag "Never" :value nil)
268 (const :tag "Always except minibuffer" :value :nomini))
269 :group 'ibuffer)
271 (defcustom ibuffer-use-header-line (boundp 'header-line-format)
272 "If non-nil, display a header line containing current filters."
273 :type 'boolean
274 :group 'ibuffer)
276 (defcustom ibuffer-default-directory nil
277 "The default directory to use for a new Ibuffer buffer.
278 If nil, inherit the directory of the buffer in which `ibuffer' was
279 called. Otherwise, this variable should be a string naming a
280 directory, like `default-directory'."
281 :type '(choice (const :tag "Inherit" :value nil)
282 string)
283 :group 'ibuffer)
285 (defcustom ibuffer-help-buffer-modes
286 '(help-mode apropos-mode Info-mode Info-edit-mode)
287 "List of \"Help\" major modes."
288 :type '(repeat function)
289 :group 'ibuffer)
291 (defcustom ibuffer-hook nil
292 "Hook run when `ibuffer' is called."
293 :type 'hook
294 :group 'ibuffer)
295 (defvaralias 'ibuffer-hooks 'ibuffer-hook)
297 (defcustom ibuffer-mode-hook nil
298 "Hook run upon entry into `ibuffer-mode'."
299 :type 'hook
300 :group 'ibuffer)
301 (defvaralias 'ibuffer-mode-hooks 'ibuffer-mode-hook)
303 (defcustom ibuffer-load-hook nil
304 "Hook run when Ibuffer is loaded."
305 :type 'hook
306 :group 'ibuffer)
308 (defcustom ibuffer-marked-face 'font-lock-warning-face
309 "Face used for displaying marked buffers."
310 :type 'face
311 :group 'ibuffer)
313 (defcustom ibuffer-deletion-face 'font-lock-type-face
314 "Face used for displaying buffers marked for deletion."
315 :type 'face
316 :group 'ibuffer)
318 (defcustom ibuffer-title-face 'font-lock-type-face
319 "Face used for the title string."
320 :type 'face
321 :group 'ibuffer)
323 (defcustom ibuffer-filter-group-name-face 'bold
324 "Face used for displaying filtering group names."
325 :type 'face
326 :group 'ibuffer)
328 (defcustom ibuffer-directory-abbrev-alist nil
329 "An alist of file name abbreviations like `directory-abbrev-alist'."
330 :type '(repeat (cons :format "%v"
331 :value ("" . "")
332 (regexp :tag "From")
333 (regexp :tag "To")))
334 :group 'ibuffer)
337 (defvar ibuffer-mode-map nil)
338 (defvar ibuffer-mode-operate-map nil)
339 (defvar ibuffer-mode-groups-popup nil)
340 (unless ibuffer-mode-map
341 (let ((map (make-sparse-keymap))
342 (operate-map (make-sparse-keymap "Operate"))
343 (groups-map (make-sparse-keymap "Filter Groups")))
344 (define-key map (kbd "0") 'digit-argument)
345 (define-key map (kbd "1") 'digit-argument)
346 (define-key map (kbd "2") 'digit-argument)
347 (define-key map (kbd "3") 'digit-argument)
348 (define-key map (kbd "4") 'digit-argument)
349 (define-key map (kbd "5") 'digit-argument)
350 (define-key map (kbd "6") 'digit-argument)
351 (define-key map (kbd "7") 'digit-argument)
352 (define-key map (kbd "8") 'digit-argument)
353 (define-key map (kbd "9") 'digit-argument)
355 (define-key map (kbd "m") 'ibuffer-mark-forward)
356 (define-key map (kbd "t") 'ibuffer-toggle-marks)
357 (define-key map (kbd "u") 'ibuffer-unmark-forward)
358 (define-key map (kbd "=") 'ibuffer-diff-with-file)
359 (define-key map (kbd "j") 'ibuffer-jump-to-buffer)
360 (define-key map (kbd "DEL") 'ibuffer-unmark-backward)
361 (define-key map (kbd "M-DEL") 'ibuffer-unmark-all)
362 (define-key map (kbd "* *") 'ibuffer-unmark-all)
363 (define-key map (kbd "* M") 'ibuffer-mark-by-mode)
364 (define-key map (kbd "* m") 'ibuffer-mark-modified-buffers)
365 (define-key map (kbd "* u") 'ibuffer-mark-unsaved-buffers)
366 (define-key map (kbd "* s") 'ibuffer-mark-special-buffers)
367 (define-key map (kbd "* r") 'ibuffer-mark-read-only-buffers)
368 (define-key map (kbd "* /") 'ibuffer-mark-dired-buffers)
369 (define-key map (kbd "* e") 'ibuffer-mark-dissociated-buffers)
370 (define-key map (kbd "* h") 'ibuffer-mark-help-buffers)
371 (define-key map (kbd ".") 'ibuffer-mark-old-buffers)
373 (define-key map (kbd "d") 'ibuffer-mark-for-delete)
374 (define-key map (kbd "C-d") 'ibuffer-mark-for-delete-backwards)
375 (define-key map (kbd "k") 'ibuffer-mark-for-delete)
376 (define-key map (kbd "x") 'ibuffer-do-kill-on-deletion-marks)
378 ;; immediate operations
379 (define-key map (kbd "n") 'ibuffer-forward-line)
380 (define-key map (kbd "<down>") 'ibuffer-forward-line)
381 (define-key map (kbd "SPC") 'forward-line)
382 (define-key map (kbd "p") 'ibuffer-backward-line)
383 (define-key map (kbd "<up>") 'ibuffer-backward-line)
384 (define-key map (kbd "M-}") 'ibuffer-forward-next-marked)
385 (define-key map (kbd "M-{") 'ibuffer-backwards-next-marked)
386 (define-key map (kbd "l") 'ibuffer-redisplay)
387 (define-key map (kbd "g") 'ibuffer-update)
388 (define-key map "`" 'ibuffer-switch-format)
389 (define-key map "-" 'ibuffer-add-to-tmp-hide)
390 (define-key map "+" 'ibuffer-add-to-tmp-show)
391 (define-key map "b" 'ibuffer-bury-buffer)
392 (define-key map (kbd ",") 'ibuffer-toggle-sorting-mode)
393 (define-key map (kbd "s i") 'ibuffer-invert-sorting)
394 (define-key map (kbd "s a") 'ibuffer-do-sort-by-alphabetic)
395 (define-key map (kbd "s v") 'ibuffer-do-sort-by-recency)
396 (define-key map (kbd "s s") 'ibuffer-do-sort-by-size)
397 (define-key map (kbd "s m") 'ibuffer-do-sort-by-major-mode)
399 (define-key map (kbd "/ m") 'ibuffer-filter-by-mode)
400 (define-key map (kbd "/ M") 'ibuffer-filter-by-used-mode)
401 (define-key map (kbd "/ n") 'ibuffer-filter-by-name)
402 (define-key map (kbd "/ c") 'ibuffer-filter-by-content)
403 (define-key map (kbd "/ e") 'ibuffer-filter-by-predicate)
404 (define-key map (kbd "/ f") 'ibuffer-filter-by-filename)
405 (define-key map (kbd "/ >") 'ibuffer-filter-by-size-gt)
406 (define-key map (kbd "/ <") 'ibuffer-filter-by-size-lt)
407 (define-key map (kbd "/ r") 'ibuffer-switch-to-saved-filters)
408 (define-key map (kbd "/ a") 'ibuffer-add-saved-filters)
409 (define-key map (kbd "/ x") 'ibuffer-delete-saved-filters)
410 (define-key map (kbd "/ d") 'ibuffer-decompose-filter)
411 (define-key map (kbd "/ s") 'ibuffer-save-filters)
412 (define-key map (kbd "/ p") 'ibuffer-pop-filter)
413 (define-key map (kbd "/ !") 'ibuffer-negate-filter)
414 (define-key map (kbd "/ t") 'ibuffer-exchange-filters)
415 (define-key map (kbd "/ TAB") 'ibuffer-exchange-filters)
416 (define-key map (kbd "/ o") 'ibuffer-or-filter)
417 (define-key map (kbd "/ g") 'ibuffer-filters-to-filter-group)
418 (define-key map (kbd "/ P") 'ibuffer-pop-filter-group)
419 (define-key map (kbd "/ D") 'ibuffer-decompose-filter-group)
420 (define-key map (kbd "/ /") 'ibuffer-filter-disable)
422 (define-key map (kbd "M-n") 'ibuffer-forward-filter-group)
423 (define-key map (kbd "<right>") 'ibuffer-forward-filter-group)
424 (define-key map (kbd "M-p") 'ibuffer-backward-filter-group)
425 (define-key map (kbd "<left>") 'ibuffer-backward-filter-group)
426 (define-key map (kbd "M-j") 'ibuffer-jump-to-filter-group)
427 (define-key map (kbd "C-k") 'ibuffer-kill-line)
428 (define-key map (kbd "C-y") 'ibuffer-yank)
429 (define-key map (kbd "/ S") 'ibuffer-save-filter-groups)
430 (define-key map (kbd "/ R") 'ibuffer-switch-to-saved-filter-groups)
431 (define-key map (kbd "/ X") 'ibuffer-delete-saved-filter-groups)
432 (define-key map (kbd "/ \\") 'ibuffer-clear-filter-groups)
434 (define-key map (kbd "q") 'ibuffer-quit)
435 (define-key map (kbd "h") 'describe-mode)
436 (define-key map (kbd "?") 'describe-mode)
438 (define-key map (kbd "% n") 'ibuffer-mark-by-name-regexp)
439 (define-key map (kbd "% m") 'ibuffer-mark-by-mode-regexp)
440 (define-key map (kbd "% f") 'ibuffer-mark-by-file-name-regexp)
442 (define-key map (kbd "C-t") 'ibuffer-visit-tags-table)
444 (define-key map (kbd "|") 'ibuffer-do-shell-command-pipe)
445 (define-key map (kbd "!") 'ibuffer-do-shell-command-file)
446 (define-key map (kbd "~") 'ibuffer-do-toggle-modified)
447 ;; marked operations
448 (define-key map (kbd "A") 'ibuffer-do-view)
449 (define-key map (kbd "D") 'ibuffer-do-delete)
450 (define-key map (kbd "E") 'ibuffer-do-eval)
451 (define-key map (kbd "F") 'ibuffer-do-shell-command-file)
452 (define-key map (kbd "I") 'ibuffer-do-query-replace-regexp)
453 (define-key map (kbd "H") 'ibuffer-do-view-other-frame)
454 (define-key map (kbd "N") 'ibuffer-do-shell-command-pipe-replace)
455 (define-key map (kbd "M") 'ibuffer-do-toggle-modified)
456 (define-key map (kbd "O") 'ibuffer-do-occur)
457 (define-key map (kbd "P") 'ibuffer-do-print)
458 (define-key map (kbd "Q") 'ibuffer-do-query-replace)
459 (define-key map (kbd "R") 'ibuffer-do-rename-uniquely)
460 (define-key map (kbd "S") 'ibuffer-do-save)
461 (define-key map (kbd "T") 'ibuffer-do-toggle-read-only)
462 (define-key map (kbd "U") 'ibuffer-do-replace-regexp)
463 (define-key map (kbd "V") 'ibuffer-do-revert)
464 (define-key map (kbd "W") 'ibuffer-do-view-and-eval)
465 (define-key map (kbd "X") 'ibuffer-do-shell-command-pipe)
467 (define-key map (kbd "k") 'ibuffer-do-kill-lines)
468 (define-key map (kbd "w") 'ibuffer-copy-filename-as-kill)
470 (define-key map (kbd "RET") 'ibuffer-visit-buffer)
471 (define-key map (kbd "e") 'ibuffer-visit-buffer)
472 (define-key map (kbd "f") 'ibuffer-visit-buffer)
473 (define-key map (kbd "C-x C-f") 'ibuffer-find-file)
474 (define-key map (kbd "o") 'ibuffer-visit-buffer-other-window)
475 (define-key map (kbd "C-o") 'ibuffer-visit-buffer-other-window-noselect)
476 (define-key map (kbd "M-o") 'ibuffer-visit-buffer-1-window)
477 (define-key map (kbd "v") 'ibuffer-do-view)
478 (define-key map (kbd "C-x v") 'ibuffer-do-view-horizontally)
479 (define-key map (kbd "C-c C-a") 'ibuffer-auto-mode)
480 (define-key map (kbd "C-x 4 RET") 'ibuffer-visit-buffer-other-window)
481 (define-key map (kbd "C-x 5 RET") 'ibuffer-visit-buffer-other-frame)
483 (define-key map [menu-bar view]
484 (cons "View" (make-sparse-keymap "View")))
486 (define-key-after map [menu-bar view visit-buffer]
487 '(menu-item "View this buffer" ibuffer-visit-buffer))
488 (define-key-after map [menu-bar view visit-buffer-other-window]
489 '(menu-item "View (other window)" ibuffer-visit-buffer-other-window))
490 (define-key-after map [menu-bar view visit-buffer-other-frame]
491 '(menu-item "View (other frame)" ibuffer-visit-buffer-other-frame))
492 (define-key-after map [menu-bar view ibuffer-update]
493 '(menu-item "Update" ibuffer-update
494 :help "Regenerate the list of buffers"))
495 (define-key-after map [menu-bar view switch-format]
496 '(menu-item "Switch display format" ibuffer-switch-format
497 :help "Toggle between available values of `ibuffer-formats'"))
499 (define-key-after map [menu-bar view dashes]
500 '("--"))
502 (define-key-after map [menu-bar view sort]
503 (cons "Sort" (make-sparse-keymap "Sort")))
505 (define-key-after map [menu-bar view sort do-sort-by-major-mode]
506 '(menu-item "Sort by major mode" ibuffer-do-sort-by-major-mode))
507 (define-key-after map [menu-bar view sort do-sort-by-size]
508 '(menu-item "Sort by buffer size" ibuffer-do-sort-by-size))
509 (define-key-after map [menu-bar view sort do-sort-by-alphabetic]
510 '(menu-item "Sort lexicographically" ibuffer-do-sort-by-alphabetic
511 :help "Sort by the alphabetic order of buffer name"))
512 (define-key-after map [menu-bar view sort do-sort-by-recency]
513 '(menu-item "Sort by view time" ibuffer-do-sort-by-recency
514 :help "Sort by the last time the buffer was displayed"))
515 (define-key-after map [menu-bar view sort dashes]
516 '("--"))
517 (define-key-after map [menu-bar view sort invert-sorting]
518 '(menu-item "Reverse sorting order" ibuffer-invert-sorting))
519 (define-key-after map [menu-bar view sort toggle-sorting-mode]
520 '(menu-item "Switch sorting mode" ibuffer-toggle-sorting-mode
521 :help "Switch between the various sorting criteria"))
523 (define-key-after map [menu-bar view filter]
524 (cons "Filter" (make-sparse-keymap "Filter")))
526 (define-key-after map [menu-bar view filter filter-disable]
527 '(menu-item "Disable all filtering" ibuffer-filter-disable
528 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
529 (define-key-after map [menu-bar view filter filter-by-mode]
530 '(menu-item "Add filter by major mode..." ibuffer-filter-by-mode))
531 (define-key-after map [menu-bar view filter filter-by-mode]
532 '(menu-item "Add filter by major mode in use..." ibuffer-filter-by-used-mode))
533 (define-key-after map [menu-bar view filter filter-by-name]
534 '(menu-item "Add filter by buffer name..." ibuffer-filter-by-name))
535 (define-key-after map [menu-bar view filter filter-by-filename]
536 '(menu-item "Add filter by filename..." ibuffer-filter-by-filename))
537 (define-key-after map [menu-bar view filter filter-by-size-lt]
538 '(menu-item "Add filter by size less than..." ibuffer-filter-by-size-lt))
539 (define-key-after map [menu-bar view filter filter-by-size-gt]
540 '(menu-item "Add filter by size greater than..." ibuffer-filter-by-size-gt))
541 (define-key-after map [menu-bar view filter filter-by-content]
542 '(menu-item "Add filter by content (regexp)..." ibuffer-filter-by-content))
543 (define-key-after map [menu-bar view filter filter-by-predicate]
544 '(menu-item "Add filter by Lisp predicate..." ibuffer-filter-by-predicate))
545 (define-key-after map [menu-bar view filter pop-filter]
546 '(menu-item "Remove top filter" ibuffer-pop-filter
547 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
548 (define-key-after map [menu-bar view filter or-filter]
549 '(menu-item "OR top two filters" ibuffer-or-filter
550 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
551 (cdr ibuffer-filtering-qualifiers))
552 :help "Create a new filter which is the logical OR of the top two filters"))
553 (define-key-after map [menu-bar view filter negate-filter]
554 '(menu-item "Negate top filter" ibuffer-negate-filter
555 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
556 (define-key-after map [menu-bar view filter decompose-filter]
557 '(menu-item "Decompose top filter" ibuffer-decompose-filter
558 :enable (and (featurep 'ibuf-ext) (memq (car ibuffer-filtering-qualifiers) '(or saved not)))
559 :help "Break down a complex filter like OR or NOT"))
560 (define-key-after map [menu-bar view filter exchange-filters]
561 '(menu-item "Swap top two filters" ibuffer-exchange-filters
562 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
563 (cdr ibuffer-filtering-qualifiers))))
564 (define-key-after map [menu-bar view filter save-filters]
565 '(menu-item "Save current filters permanently..." ibuffer-save-filters
566 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
567 :help "Use a mnemnonic name to store current filter stack"))
568 (define-key-after map [menu-bar view filter switch-to-saved-filters]
569 '(menu-item "Restore permanently saved filters..." ibuffer-switch-to-saved-filters
570 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)
571 :help "Replace current filters with a saved stack"))
572 (define-key-after map [menu-bar view filter add-saved-filters]
573 '(menu-item "Add to permanently saved filters..." ibuffer-add-saved-filters
574 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
575 :help "Include already saved stack with current filters"))
576 (define-key-after map [menu-bar view filter delete-saved-filters]
577 '(menu-item "Delete permanently saved filters..."
578 ibuffer-delete-saved-filters
579 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)))
581 ;; Filter groups
583 (define-key-after groups-map [filters-to-filter-group]
584 '(menu-item "Create filter group from current filters..."
585 ibuffer-filters-to-filter-group
586 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
587 (define-key-after groups-map [forward-filter-group]
588 '(menu-item "Move point to the next filter group"
589 ibuffer-forward-filter-group))
590 (define-key-after groups-map [backward-filter-group]
591 '(menu-item "Move point to the previous filter group"
592 ibuffer-backward-filter-group))
593 (define-key-after groups-map [jump-to-filter-group]
594 '(menu-item "Move point to a specific filter group..."
595 ibuffer-jump-to-filter-group))
596 (define-key-after groups-map [kill-filter-group]
597 '(menu-item "Kill filter group named..."
598 ibuffer-kill-filter-group
599 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
600 (define-key-after groups-map [yank-filter-group]
601 '(menu-item "Yank last killed filter group before..."
602 ibuffer-yank-filter-group
603 :enable (and (featurep 'ibuf-ext) ibuffer-filter-group-kill-ring)))
604 (define-key-after groups-map [pop-filter-group]
605 '(menu-item "Remove top filter group"
606 ibuffer-pop-filter-group
607 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
608 (define-key-after groups-map [clear-filter-groups]
609 '(menu-item "Remove all filter groups"
610 ibuffer-clear-filter-groups
611 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
612 (define-key-after groups-map [pop-filter-group]
613 '(menu-item "Decompose filter group..."
614 ibuffer-pop-filter-group
615 :help "\"Unmake\" a filter group"
616 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
617 (define-key-after groups-map [save-filter-groups]
618 '(menu-item "Save current filter groups permanently..."
619 ibuffer-save-filter-groups
620 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)
621 :help "Use a mnemnonic name to store current filter groups"))
622 (define-key-after groups-map [switch-to-saved-filter-groups]
623 '(menu-item "Restore permanently saved filters..."
624 ibuffer-switch-to-saved-filter-groups
625 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)
626 :help "Replace current filters with a saved stack"))
627 (define-key-after groups-map [delete-saved-filter-groups]
628 '(menu-item "Delete permanently saved filter groups..."
629 ibuffer-delete-saved-filter-groups
630 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)))
631 (define-key-after groups-map [set-filter-groups-by-mode]
632 '(menu-item "Set current filter groups to filter by mode"
633 ibuffer-set-filter-groups-by-mode))
635 (define-key-after map [menu-bar view filter-groups]
636 (cons "Filter Groups" groups-map))
638 (define-key-after map [menu-bar view dashes2]
639 '("--"))
640 (define-key-after map [menu-bar view diff-with-file]
641 '(menu-item "Diff with file" ibuffer-diff-with-file
642 :help "View the differences between this buffer and its file"))
643 (define-key-after map [menu-bar view auto-mode]
644 '(menu-item "Toggle Auto Mode" ibuffer-auto-mode
645 :help "Attempt to automatically update the Ibuffer buffer"))
646 (define-key-after map [menu-bar view customize]
647 '(menu-item "Customize Ibuffer" ibuffer-customize
648 :help "Use Custom to customize Ibuffer"))
650 (define-key-after map [menu-bar mark]
651 (cons "Mark" (make-sparse-keymap "Mark")))
653 (define-key-after map [menu-bar mark toggle-marks]
654 '(menu-item "Toggle marks" ibuffer-toggle-marks
655 :help "Unmark marked buffers, and mark unmarked buffers"))
656 (define-key-after map [menu-bar mark mark-forward]
657 '(menu-item "Mark" ibuffer-mark-forward
658 :help "Mark the buffer at point"))
659 (define-key-after map [menu-bar mark unmark-forward]
660 '(menu-item "Unmark" ibuffer-unmark-forward
661 :help "Unmark the buffer at point"))
662 (define-key-after map [menu-bar mark mark-by-mode]
663 '(menu-item "Mark by mode..." ibuffer-mark-by-mode
664 :help "Mark all buffers in a particular major mode"))
665 (define-key-after map [menu-bar mark mark-modified-buffers]
666 '(menu-item "Mark modified buffers" ibuffer-mark-modified-buffers
667 :help "Mark all buffers which have been modified"))
668 (define-key-after map [menu-bar mark mark-unsaved-buffers]
669 '(menu-item "Mark unsaved buffers" ibuffer-mark-unsaved-buffers
670 :help "Mark all buffers which have a file and are modified"))
671 (define-key-after map [menu-bar mark mark-read-only-buffers]
672 '(menu-item "Mark read-only buffers" ibuffer-mark-read-only-buffers
673 :help "Mark all buffers which are read-only"))
674 (define-key-after map [menu-bar mark mark-special-buffers]
675 '(menu-item "Mark special buffers" ibuffer-mark-special-buffers
676 :help "Mark all buffers whose name begins with a *"))
677 (define-key-after map [menu-bar mark mark-dired-buffers]
678 '(menu-item "Mark dired buffers" ibuffer-mark-dired-buffers
679 :help "Mark buffers in dired-mode"))
680 (define-key-after map [menu-bar mark mark-dissociated-buffers]
681 '(menu-item "Mark dissociated buffers" ibuffer-mark-dissociated-buffers
682 :help "Mark buffers with a non-existent associated file"))
683 (define-key-after map [menu-bar mark mark-help-buffers]
684 '(menu-item "Mark help buffers" ibuffer-mark-help-buffers
685 :help "Mark buffers in help-mode"))
686 (define-key-after map [menu-bar mark mark-old-buffers]
687 '(menu-item "Mark old buffers" ibuffer-mark-old-buffers
688 :help "Mark buffers which have not been viewed recently"))
689 (define-key-after map [menu-bar mark unmark-all]
690 '(menu-item "Unmark All" ibuffer-unmark-all))
692 (define-key-after map [menu-bar mark dashes]
693 '("--"))
695 (define-key-after map [menu-bar mark mark-by-name-regexp]
696 '(menu-item "Mark by buffer name (regexp)..." ibuffer-mark-by-name-regexp
697 :help "Mark buffers whose name matches a regexp"))
698 (define-key-after map [menu-bar mark mark-by-mode-regexp]
699 '(menu-item "Mark by major mode (regexp)..." ibuffer-mark-by-mode-regexp
700 :help "Mark buffers whose major mode name matches a regexp"))
701 (define-key-after map [menu-bar mark mark-by-file-name-regexp]
702 '(menu-item "Mark by file name (regexp)..." ibuffer-mark-by-file-name-regexp
703 :help "Mark buffers whose file name matches a regexp"))
705 ;; Operate map is added later
707 (define-key-after operate-map [do-view]
708 '(menu-item "View" ibuffer-do-view))
709 (define-key-after operate-map [do-view-other-frame]
710 '(menu-item "View (separate frame)" ibuffer-do-view-other-frame))
711 (define-key-after operate-map [do-save]
712 '(menu-item "Save" ibuffer-do-save))
713 (define-key-after operate-map [do-replace-regexp]
714 '(menu-item "Replace (regexp)..." ibuffer-do-replace-regexp
715 :help "Replace text inside marked buffers"))
716 (define-key-after operate-map [do-query-replace]
717 '(menu-item "Query Replace..." ibuffer-do-query-replace
718 :help "Replace text in marked buffers, asking each time"))
719 (define-key-after operate-map [do-query-replace-regexp]
720 '(menu-item "Query Replace (regexp)..." ibuffer-do-query-replace-regexp
721 :help "Replace text in marked buffers by regexp, asking each time"))
722 (define-key-after operate-map [do-print]
723 '(menu-item "Print" ibuffer-do-print))
724 (define-key-after operate-map [do-toggle-modified]
725 '(menu-item "Toggle modification flag" ibuffer-do-toggle-modified))
726 (define-key-after operate-map [do-revert]
727 '(menu-item "Revert" ibuffer-do-revert
728 :help "Revert marked buffers to their associated file"))
729 (define-key-after operate-map [do-rename-uniquely]
730 '(menu-item "Rename Uniquely" ibuffer-do-rename-uniquely
731 :help "Rename marked buffers to a new, unique name"))
732 (define-key-after operate-map [do-delete]
733 '(menu-item "Kill" ibuffer-do-delete))
734 (define-key-after operate-map [do-occur]
735 '(menu-item "List lines matching..." ibuffer-do-occur
736 :help "View all lines in marked buffers matching a regexp"))
737 (define-key-after operate-map [do-shell-command-pipe]
738 '(menu-item "Pipe to shell command..." ibuffer-do-shell-command-pipe
739 :help "For each marked buffer, send its contents to a shell command"))
740 (define-key-after operate-map [do-shell-command-pipe-replace]
741 '(menu-item "Pipe to shell command (replace)..." ibuffer-do-shell-command-pipe-replace
742 :help "For each marked buffer, replace its contents with output of shell command"))
743 (define-key-after operate-map [do-shell-command-file]
744 '(menu-item "Shell command on buffer's file..." ibuffer-do-shell-command-file
745 :help "For each marked buffer, run a shell command with its file as argument"))
746 (define-key-after operate-map [do-eval]
747 '(menu-item "Eval..." ibuffer-do-eval
748 :help "Evaluate a Lisp form in each marked buffer"))
749 (define-key-after operate-map [do-view-and-eval]
750 '(menu-item "Eval (viewing buffer)..." ibuffer-do-view-and-eval
751 :help "Evaluate a Lisp form in each marked buffer while viewing it"))
753 (setq ibuffer-mode-map map
754 ibuffer-mode-operate-map operate-map
755 ibuffer-mode-groups-popup (copy-keymap groups-map))))
757 (define-key ibuffer-mode-groups-popup [kill-filter-group]
758 '(menu-item "Kill filter group"
759 ibuffer-kill-line
760 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
761 (define-key ibuffer-mode-groups-popup [yank-filter-group]
762 '(menu-item "Yank last killed filter group"
763 ibuffer-yank
764 :enable (and (featurep 'ibuf-ext) ibuffer-filter-group-kill-ring)))
766 (defvar ibuffer-name-map
767 (let ((map (make-sparse-keymap)))
768 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
769 (define-key map [(mouse-2)] 'ibuffer-mouse-visit-buffer)
770 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
771 map))
773 (defvar ibuffer-mode-name-map
774 (let ((map (make-sparse-keymap)))
775 (define-key map [(mouse-2)] 'ibuffer-mouse-filter-by-mode)
776 (define-key map (kbd "RET") 'ibuffer-interactive-filter-by-mode)
777 map))
779 (defvar ibuffer-mode-filter-group-map
780 (let ((map (make-sparse-keymap)))
781 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
782 (define-key map [(mouse-2)] 'ibuffer-mouse-toggle-filter-group)
783 (define-key map (kbd "RET") 'ibuffer-toggle-filter-group)
784 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
785 map))
787 (defvar ibuffer-delete-window-on-quit nil
788 "Whether or not to delete the window upon exiting `ibuffer'.")
790 (defvar ibuffer-did-modification nil)
792 (defvar ibuffer-sorting-functions-alist nil
793 "An alist of functions which describe how to sort buffers.
795 Note: You most likely do not want to modify this variable directly;
796 use `define-ibuffer-sorter' instead.
798 The alist elements are constructed like (NAME DESCRIPTION FUNCTION)
799 Where NAME is a symbol describing the sorting method, DESCRIPTION is a
800 short string which will be displayed in the minibuffer and menu, and
801 FUNCTION is a function of two arguments, which will be the buffers to
802 compare.")
804 ;;; Utility functions
805 (defun ibuffer-columnize-and-insert-list (list &optional pad-width)
806 "Insert LIST into the current buffer in as many columns as possible.
807 The maximum number of columns is determined by the current window
808 width and the longest string in LIST."
809 (unless pad-width
810 (setq pad-width 3))
811 (let ((width (window-width))
812 (max (+ (apply #'max (mapcar #'length list))
813 pad-width)))
814 (let ((columns (/ width max)))
815 (when (zerop columns)
816 (setq columns 1))
817 (while list
818 (dotimes (i (1- columns))
819 (insert (concat (car list) (make-string (- max (length (car list)))
820 ? )))
821 (setq list (cdr list)))
822 (when (not (null list))
823 (insert (pop list)))
824 (insert "\n")))))
826 (defsubst ibuffer-current-mark ()
827 (cadr (get-text-property (line-beginning-position)
828 'ibuffer-properties)))
830 (defun ibuffer-mouse-toggle-mark (event)
831 "Toggle the marked status of the buffer chosen with the mouse."
832 (interactive "e")
833 (unwind-protect
834 (let ((pt (save-excursion
835 (mouse-set-point event)
836 (point))))
837 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
838 (ibuffer-toggle-marks it)
839 (goto-char pt)
840 (let ((mark (ibuffer-current-mark)))
841 (setq buffer-read-only nil)
842 (if (eq mark ibuffer-marked-char)
843 (ibuffer-set-mark ? )
844 (ibuffer-set-mark ibuffer-marked-char)))))
845 (setq buffer-read-only t)))
847 (defun ibuffer-find-file (file &optional wildcards)
848 "Like `find-file', but default to the directory of the buffer at point."
849 (interactive
850 (let ((default-directory (let ((buf (ibuffer-current-buffer)))
851 (if (buffer-live-p buf)
852 (with-current-buffer buf
853 default-directory)
854 default-directory))))
855 (list (read-file-name "Find file: " default-directory)
856 current-prefix-arg)))
857 (find-file file (or wildcards (interactive-p))))
859 (defun ibuffer-mouse-visit-buffer (event)
860 "Visit the buffer chosen with the mouse."
861 (interactive "e")
862 (switch-to-buffer
863 (save-excursion
864 (mouse-set-point event)
865 (ibuffer-current-buffer t))))
867 (defun ibuffer-mouse-popup-menu (event)
868 "Display a menu of operations."
869 (interactive "e")
870 (let ((eventpt (posn-point (event-end event)))
871 (origpt (point)))
872 (unwind-protect
873 (if (get-text-property eventpt 'ibuffer-filter-group-name)
874 (progn
875 (goto-char eventpt)
876 (popup-menu ibuffer-mode-groups-popup))
877 (let ((inhibit-read-only t))
878 (ibuffer-save-marks
879 ;; hm. we could probably do this in a better fashion
880 (ibuffer-unmark-all ?\r)
881 (save-excursion
882 (goto-char eventpt)
883 (ibuffer-set-mark ibuffer-marked-char))
884 (save-excursion
885 (popup-menu ibuffer-mode-operate-map)))))
886 (setq buffer-read-only t)
887 (if (= eventpt (point))
888 (goto-char origpt)))))
890 (defun ibuffer-skip-properties (props direction)
891 (while (and (not (eobp))
892 (let ((hit nil))
893 (dolist (prop props hit)
894 (when (get-text-property (point) prop)
895 (setq hit t)))))
896 (forward-line direction)
897 (beginning-of-line)))
899 (defun ibuffer-customize ()
900 "Begin customizing Ibuffer interactively."
901 (interactive)
902 (customize-group 'ibuffer))
904 (defun ibuffer-backward-line (&optional arg skip-group-names)
905 "Move backwards ARG lines, wrapping around the list if necessary."
906 (interactive "P")
907 (unless arg
908 (setq arg 1))
909 (beginning-of-line)
910 (while (> arg 0)
911 (forward-line -1)
912 (when (and ibuffer-movement-cycle
913 (or (get-text-property (point) 'ibuffer-title)
914 (and skip-group-names
915 (get-text-property (point) 'ibuffer-filter-group-name))))
916 (goto-char (point-max))
917 (beginning-of-line))
918 (ibuffer-skip-properties (append '(ibuffer-summary)
919 (when skip-group-names
920 '(ibuffer-filter-group-name)))
922 ;; Handle the special case of no buffers.
923 (when (get-text-property (point) 'ibuffer-title)
924 (forward-line 1)
925 (setq arg 1))
926 (decf arg)))
928 (defun ibuffer-forward-line (&optional arg skip-group-names)
929 "Move forward ARG lines, wrapping around the list if necessary."
930 (interactive "P")
931 (unless arg
932 (setq arg 1))
933 (beginning-of-line)
934 (when (and ibuffer-movement-cycle
935 (or (eobp)
936 (get-text-property (point) 'ibuffer-summary)))
937 (goto-char (point-min)))
938 (when (or (get-text-property (point) 'ibuffer-title)
939 (and skip-group-names
940 (get-text-property (point) 'ibuffer-filter-group-name)))
941 (when (> arg 0)
942 (decf arg))
943 (ibuffer-skip-properties (append '(ibuffer-title)
944 (when skip-group-names
945 '(ibuffer-filter-group-name)))
947 (if (< arg 0)
948 (ibuffer-backward-line (- arg))
949 (while (> arg 0)
950 (forward-line 1)
951 (when (and ibuffer-movement-cycle
952 (or (eobp)
953 (get-text-property (point) 'ibuffer-summary)))
954 (goto-char (point-min)))
955 (decf arg)
956 (ibuffer-skip-properties (append '(ibuffer-title)
957 (when skip-group-names
958 '(ibuffer-filter-group-name)))
959 1))))
961 (defun ibuffer-visit-buffer (&optional single)
962 "Visit the buffer on this line.
963 If optional argument SINGLE is non-nil, then also ensure there is only
964 one window."
965 (interactive "P")
966 (let ((buf (ibuffer-current-buffer t)))
967 (bury-buffer (current-buffer))
968 (switch-to-buffer buf)
969 (when single
970 (delete-other-windows))))
972 (defun ibuffer-visit-buffer-other-window (&optional noselect)
973 "Visit the buffer on this line in another window."
974 (interactive)
975 (let ((buf (ibuffer-current-buffer t)))
976 (bury-buffer (current-buffer))
977 (if noselect
978 (let ((curwin (selected-window)))
979 (pop-to-buffer buf)
980 (select-window curwin))
981 (switch-to-buffer-other-window buf))))
983 (defun ibuffer-visit-buffer-other-window-noselect ()
984 "Visit the buffer on this line in another window, but don't select it."
985 (interactive)
986 (ibuffer-visit-buffer-other-window t))
988 (defun ibuffer-visit-buffer-other-frame ()
989 "Visit the buffer on this line in another frame."
990 (interactive)
991 (let ((buf (ibuffer-current-buffer t)))
992 (bury-buffer (current-buffer))
993 (switch-to-buffer-other-frame buf)))
995 (defun ibuffer-visit-buffer-1-window ()
996 "Visit the buffer on this line, and delete other windows."
997 (interactive)
998 (ibuffer-visit-buffer t))
1000 (defun ibuffer-bury-buffer ()
1001 "Bury the buffer on this line."
1002 (interactive)
1003 (let ((buf (ibuffer-current-buffer t))
1004 (line (+ 1 (count-lines 1 (point)))))
1005 (bury-buffer buf)
1006 (ibuffer-update nil t)
1007 (goto-line line)))
1009 (defun ibuffer-visit-tags-table ()
1010 "Visit the tags table in the buffer on this line. See `visit-tags-table'."
1011 (interactive)
1012 (let ((file (buffer-file-name (ibuffer-current-buffer t))))
1013 (if file
1014 (visit-tags-table file)
1015 (error "Specified buffer has no file"))))
1017 (defun ibuffer-do-view (&optional other-frame)
1018 "View marked buffers, or the buffer on the current line.
1019 If optional argument OTHER-FRAME is non-nil, then display each
1020 marked buffer in a new frame. Otherwise, display each buffer as
1021 a new window in the current frame, splitting vertically."
1022 (interactive)
1023 (ibuffer-do-view-1 (if other-frame 'other-frame 'vertically)))
1025 (defun ibuffer-do-view-horizontally (&optional other-frame)
1026 "As `ibuffer-do-view', but split windows horizontally."
1027 (interactive)
1028 (ibuffer-do-view-1 (if other-frame 'other-frame 'horizontally)))
1030 (defun ibuffer-do-view-1 (type)
1031 (let ((marked-bufs (ibuffer-get-marked-buffers)))
1032 (when (null marked-bufs)
1033 (setq marked-bufs (list (ibuffer-current-buffer t))))
1034 (unless (and (eq type 'other-frame)
1035 (not ibuffer-expert)
1036 (> (length marked-bufs) 3)
1037 (not (y-or-n-p (format "Really create a new frame for %s buffers? "
1038 (length marked-bufs)))))
1039 (set-buffer-modified-p nil)
1040 (delete-other-windows)
1041 (switch-to-buffer (pop marked-bufs))
1042 (let ((height (/ (1- (if (eq type 'horizontally) (frame-width)
1043 (frame-height)))
1044 (1+ (length marked-bufs)))))
1045 (mapcar (if (eq type 'other-frame)
1046 #'(lambda (buf)
1047 (let ((curframe (selected-frame)))
1048 (select-frame (make-frame))
1049 (switch-to-buffer buf)
1050 (select-frame curframe)))
1051 #'(lambda (buf)
1052 (split-window nil height (eq type 'horizontally))
1053 (other-window 1)
1054 (switch-to-buffer buf)))
1055 marked-bufs)))))
1057 (defun ibuffer-do-view-other-frame ()
1058 "View each of the marked buffers in a separate frame."
1059 (interactive)
1060 (ibuffer-do-view t))
1062 (defsubst ibuffer-map-marked-lines (func)
1063 (prog1 (ibuffer-map-on-mark ibuffer-marked-char func)
1064 (ibuffer-redisplay t)))
1066 (defun ibuffer-shrink-to-fit (&optional owin)
1067 (fit-window-to-buffer nil (when owin (/ (frame-height)
1068 (length (window-list (selected-frame)))))))
1070 (defun ibuffer-confirm-operation-on (operation names)
1071 "Display a buffer asking whether to perform OPERATION on NAMES."
1072 (or ibuffer-expert
1073 (if (= (length names) 1)
1074 (y-or-n-p (format "Really %s buffer %s? " operation (car names)))
1075 (let ((buf (get-buffer-create "*Ibuffer confirmation*")))
1076 (with-current-buffer buf
1077 (setq buffer-read-only nil)
1078 (erase-buffer)
1079 (ibuffer-columnize-and-insert-list names)
1080 (goto-char (point-min))
1081 (setq buffer-read-only t))
1082 (let ((lastwin (car (last (window-list nil 'nomini)))))
1083 ;; Now attempt to display the buffer...
1084 (save-window-excursion
1085 (select-window lastwin)
1086 ;; The window might be too small to split; in that case,
1087 ;; try a few times to increase its size before giving up.
1088 (let ((attempts 0)
1089 (trying t))
1090 (while trying
1091 (condition-case err
1092 (progn
1093 (split-window)
1094 (setq trying nil))
1095 (error
1096 ;; Handle a failure
1097 (if (or (> (incf attempts) 4)
1098 (and (stringp (cadr err))
1099 ;; This definitely falls in the
1100 ;; ghetto hack category...
1101 (not (string-match "too small" (cadr err)))))
1102 (apply #'signal err)
1103 (enlarge-window 3))))))
1104 (select-window (next-window))
1105 (switch-to-buffer buf)
1106 (unwind-protect
1107 (progn
1108 (fit-window-to-buffer)
1109 (y-or-n-p (format "Really %s %d buffers? "
1110 operation (length names))))
1111 (kill-buffer buf))))))))
1113 (defsubst ibuffer-map-lines-nomodify (function)
1114 "As `ibuffer-map-lines', but don't set the modification flag."
1115 (ibuffer-map-lines function t))
1117 (defun ibuffer-buffer-names-with-mark (mark)
1118 (let ((ibuffer-buffer-names-with-mark-result nil))
1119 (ibuffer-map-lines-nomodify
1120 #'(lambda (buf mk)
1121 (when (char-equal mark mk)
1122 (push (buffer-name buf)
1123 ibuffer-buffer-names-with-mark-result))))
1124 ibuffer-buffer-names-with-mark-result))
1126 (defsubst ibuffer-marked-buffer-names ()
1127 (ibuffer-buffer-names-with-mark ibuffer-marked-char))
1129 (defsubst ibuffer-deletion-marked-buffer-names ()
1130 (ibuffer-buffer-names-with-mark ibuffer-deletion-char))
1132 (defun ibuffer-count-marked-lines (&optional all)
1133 (if all
1134 (ibuffer-map-lines-nomodify
1135 #'(lambda (buf mark)
1136 (not (char-equal mark ? ))))
1137 (ibuffer-map-lines-nomodify
1138 #'(lambda (buf mark)
1139 (char-equal mark ibuffer-marked-char)))))
1141 (defsubst ibuffer-count-deletion-lines ()
1142 (ibuffer-map-lines-nomodify
1143 #'(lambda (buf mark)
1144 (char-equal mark ibuffer-deletion-char))))
1146 (defsubst ibuffer-map-deletion-lines (func)
1147 (ibuffer-map-on-mark ibuffer-deletion-char func))
1149 (define-ibuffer-op ibuffer-do-save ()
1150 "Save marked buffers as with `save-buffer'."
1151 (:complex t
1152 :opstring "saved"
1153 :modifier-p :maybe)
1154 (when (buffer-modified-p buf)
1155 (if (not (with-current-buffer buf
1156 buffer-file-name))
1157 ;; handle the case where we're prompted
1158 ;; for a file name
1159 (save-window-excursion
1160 (switch-to-buffer buf)
1161 (save-buffer))
1162 (with-current-buffer buf
1163 (save-buffer))))
1166 (define-ibuffer-op ibuffer-do-toggle-modified ()
1167 "Toggle modification flag of marked buffers."
1168 (:opstring "(un)marked as modified"
1169 :modifier-p t)
1170 (set-buffer-modified-p (not (buffer-modified-p))))
1172 (define-ibuffer-op ibuffer-do-toggle-read-only ()
1173 "Toggle read only status in marked buffers."
1174 (:opstring "toggled read only status in"
1175 :modifier-p t)
1176 (toggle-read-only))
1178 (define-ibuffer-op ibuffer-do-delete ()
1179 "Kill marked buffers as with `kill-this-buffer'."
1180 (:opstring "killed"
1181 :active-opstring "kill"
1182 :dangerous t
1183 :complex t
1184 :modifier-p t)
1185 (if (kill-buffer buf)
1186 'kill
1187 nil))
1189 (define-ibuffer-op ibuffer-do-kill-on-deletion-marks ()
1190 "Kill buffers marked for deletion as with `kill-this-buffer'."
1191 (:opstring "killed"
1192 :active-opstring "kill"
1193 :dangerous t
1194 :complex t
1195 :mark :deletion
1196 :modifier-p t)
1197 (if (kill-buffer buf)
1198 'kill
1199 nil))
1201 (defun ibuffer-unmark-all (mark)
1202 "Unmark all buffers with mark MARK."
1203 (interactive "cRemove marks (RET means all):")
1204 (if (= (ibuffer-count-marked-lines t) 0)
1205 (message "No buffers marked; use 'm' to mark a buffer")
1206 (cond
1207 ((char-equal mark ibuffer-marked-char)
1208 (ibuffer-map-marked-lines
1209 #'(lambda (buf mark)
1210 (ibuffer-set-mark-1 ? )
1211 t)))
1212 ((char-equal mark ibuffer-deletion-char)
1213 (ibuffer-map-deletion-lines
1214 #'(lambda (buf mark)
1215 (ibuffer-set-mark-1 ? )
1216 t)))
1218 (ibuffer-map-lines
1219 #'(lambda (buf mark)
1220 (when (not (char-equal mark ? ))
1221 (ibuffer-set-mark-1 ? ))
1222 t)))))
1223 (ibuffer-redisplay t))
1225 (defun ibuffer-toggle-marks (&optional group)
1226 "Toggle which buffers are marked.
1227 In other words, unmarked buffers become marked, and marked buffers
1228 become unmarked.
1229 If point is on a group name, then this function operates on that
1230 group."
1231 (interactive)
1232 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1233 (setq group it))
1234 (let ((count
1235 (ibuffer-map-lines
1236 #'(lambda (buf mark)
1237 (cond ((eq mark ibuffer-marked-char)
1238 (ibuffer-set-mark-1 ? )
1239 nil)
1240 ((eq mark ? )
1241 (ibuffer-set-mark-1 ibuffer-marked-char)
1244 nil)))
1245 nil group)))
1246 (message "%s buffers marked" count))
1247 (ibuffer-redisplay t))
1249 (defun ibuffer-mark-forward (arg)
1250 "Mark the buffer on this line, and move forward ARG lines.
1251 If point is on a group name, this function operates on that group."
1252 (interactive "P")
1253 (ibuffer-mark-interactive arg ibuffer-marked-char 1))
1255 (defun ibuffer-unmark-forward (arg)
1256 "Unmark the buffer on this line, and move forward ARG lines.
1257 If point is on a group name, this function operates on that group."
1258 (interactive "P")
1259 (ibuffer-mark-interactive arg ? 1))
1261 (defun ibuffer-unmark-backward (arg)
1262 "Unmark the buffer on this line, and move backward ARG lines.
1263 If point is on a group name, this function operates on that group."
1264 (interactive "P")
1265 (ibuffer-mark-interactive arg ? -1))
1267 (defun ibuffer-mark-interactive (arg mark movement)
1268 (assert (eq major-mode 'ibuffer-mode))
1269 (unless arg
1270 (setq arg 1))
1271 (ibuffer-forward-line 0)
1272 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1273 (progn
1274 (require 'ibuf-ext)
1275 (ibuffer-mark-on-buffer #'identity mark it))
1276 (ibuffer-forward-line 0 t)
1277 (let ((inhibit-read-only t))
1278 (while (> arg 0)
1279 (ibuffer-set-mark mark)
1280 (ibuffer-forward-line movement t)
1281 (setq arg (1- arg))))))
1283 (defun ibuffer-set-mark (mark)
1284 (assert (eq major-mode 'ibuffer-mode))
1285 (let ((inhibit-read-only t))
1286 (ibuffer-set-mark-1 mark)
1287 (setq ibuffer-did-modification t)
1288 (ibuffer-redisplay-current)
1289 (beginning-of-line)))
1291 (defun ibuffer-set-mark-1 (mark)
1292 (let ((beg (line-beginning-position))
1293 (end (line-end-position)))
1294 (put-text-property beg end 'ibuffer-properties
1295 (list (ibuffer-current-buffer)
1296 mark))))
1298 (defun ibuffer-mark-for-delete (arg)
1299 "Mark the buffers on ARG lines forward for deletion.
1300 If point is on a group name, this function operates on that group."
1301 (interactive "P")
1302 (ibuffer-mark-interactive arg ibuffer-deletion-char 1))
1304 (defun ibuffer-mark-for-delete-backwards (arg)
1305 "Mark the buffers on ARG lines backward for deletion.
1306 If point is on a group name, this function operates on that group."
1307 (interactive "P")
1308 (ibuffer-mark-interactive arg ibuffer-deletion-char -1))
1310 (defun ibuffer-current-buffer (&optional must-be-live)
1311 (let ((buf (car (get-text-property (line-beginning-position)
1312 'ibuffer-properties))))
1313 (when must-be-live
1314 (if (bufferp buf)
1315 (unless (buffer-live-p buf)
1316 (error (substitute-command-keys "Buffer %s has been killed; use `\\[ibuffer-update]' to update") buf))
1317 (error "No buffer on this line")))
1318 buf))
1320 (defun ibuffer-active-formats-name ()
1321 (if (boundp 'ibuffer-filter-format-alist)
1322 (let ((ret nil))
1323 (dolist (filter ibuffer-filtering-qualifiers ret)
1324 (let ((val (assq (car filter) ibuffer-filter-format-alist)))
1325 (when val
1326 (setq ret (car filter)))))
1327 (if ret
1329 :ibuffer-formats))
1330 :ibuffer-formats))
1332 (defun ibuffer-current-formats (uncompiledp)
1333 (let* ((name (ibuffer-active-formats-name)))
1334 (ibuffer-check-formats)
1335 (if (eq name :ibuffer-formats)
1336 (if uncompiledp
1337 ibuffer-formats
1338 ibuffer-compiled-formats)
1339 (cadr (assq name
1340 (if uncompiledp
1341 ibuffer-filter-format-alist
1342 ibuffer-compiled-filter-formats))))))
1344 (defun ibuffer-current-format (&optional uncompiledp)
1345 (or ibuffer-current-format
1346 (setq ibuffer-current-format 0))
1347 (nth ibuffer-current-format (ibuffer-current-formats uncompiledp)))
1349 (defun ibuffer-expand-format-entry (form)
1350 (if (or (consp form)
1351 (symbolp form))
1352 (let ((sym (intern (concat "ibuffer-make-column-"
1353 (symbol-name (if (consp form)
1354 (car form)
1355 form))))))
1356 (unless (or (fboundp sym)
1357 (assq sym ibuffer-inline-columns))
1358 (error "Unknown column %s in ibuffer-formats" form))
1359 (let (min max align elide)
1360 (if (consp form)
1361 (setq min (or (nth 1 form) 0)
1362 max (or (nth 2 form) -1)
1363 align (or (nth 3 form) :left)
1364 elide (or (nth 4 form) nil))
1365 (setq min 0
1366 max -1
1367 align :left
1368 elide nil))
1369 (list sym min max align elide)))
1370 form))
1372 (defun ibuffer-compile-make-eliding-form (strvar elide from-end-p)
1373 (let ((ellipsis (propertize ibuffer-eliding-string 'font-lock-face 'bold)))
1374 (if (or elide ibuffer-elide-long-columns)
1375 `(if (> strlen 5)
1376 ,(if from-end-p
1377 `(concat ,ellipsis
1378 (substring ,strvar
1379 (length ibuffer-eliding-string)))
1380 `(concat
1381 (substring ,strvar 0 (- strlen ,(length ellipsis)))
1382 ,ellipsis))
1383 ,strvar)
1384 strvar)))
1386 (defun ibuffer-compile-make-substring-form (strvar maxvar from-end-p)
1387 (if from-end-p
1388 `(substring str
1389 (- strlen ,maxvar))
1390 `(substring ,strvar 0 ,maxvar)))
1392 (defun ibuffer-compile-make-format-form (strvar widthform alignment)
1393 (let* ((left `(make-string tmp2 ? ))
1394 (right `(make-string (- tmp1 tmp2) ? )))
1395 `(progn
1396 (setq tmp1 ,widthform
1397 tmp2 (/ tmp1 2))
1398 ,(case alignment
1399 (:right `(concat ,left ,right ,strvar))
1400 (:center `(concat ,left ,strvar ,right))
1401 (:left `(concat ,strvar ,left ,right))
1402 (t (error "Invalid alignment %s" alignment))))))
1404 (defun ibuffer-compile-format (format)
1405 (let ((result nil)
1406 ;; We use these variables to keep track of which variables
1407 ;; inside the generated function we need to bind, since
1408 ;; binding variables in Emacs takes time.
1409 str-used tmp1-used tmp2-used global-strlen-used)
1410 (dolist (form format)
1411 (push
1412 ;; Generate a form based on a particular format entry, like
1413 ;; " ", mark, or (mode 16 16 :right).
1414 (if (stringp form)
1415 ;; It's a string; all we need to do is insert it.
1416 `(insert ,form)
1417 (let* ((form (ibuffer-expand-format-entry form))
1418 (sym (nth 0 form))
1419 (min (nth 1 form))
1420 (max (nth 2 form))
1421 (align (nth 3 form))
1422 (elide (nth 4 form)))
1423 (let* ((from-end-p (when (minusp min)
1424 (setq min (- min))
1426 (letbindings nil)
1427 (outforms nil)
1428 minform
1429 maxform
1430 min-used max-used strlen-used)
1431 (when (or (not (integerp min)) (>= min 0))
1432 ;; This is a complex case; they want it limited to a
1433 ;; minimum size.
1434 (setq min-used t)
1435 (setq str-used t strlen-used t global-strlen-used t
1436 tmp1-used t tmp2-used t)
1437 ;; Generate code to limit the string to a minimum size.
1438 (setq minform `(progn
1439 (setq str
1440 ,(ibuffer-compile-make-format-form
1441 'str
1442 `(- ,(if (integerp min)
1444 'min)
1445 strlen)
1446 align)))))
1447 (when (or (not (integerp max)) (> max 0))
1448 (setq str-used t max-used t)
1449 ;; Generate code to limit the string to a maximum size.
1450 (setq maxform `(progn
1451 (setq str
1452 ,(ibuffer-compile-make-substring-form
1453 'str
1454 (if (integerp max)
1456 'max)
1457 from-end-p))
1458 (setq strlen (length str))
1459 (setq str
1460 ,(ibuffer-compile-make-eliding-form 'str
1461 elide
1462 from-end-p)))))
1463 ;; Now, put these forms together with the rest of the code.
1464 (let ((callform
1465 ;; Is this an "inline" column? This means we have
1466 ;; to get the code from the
1467 ;; `ibuffer-inline-columns' alist and insert it
1468 ;; into our generated code. Otherwise, we just
1469 ;; generate a call to the column function.
1470 (ibuffer-aif (assq sym ibuffer-inline-columns)
1471 (nth 1 it)
1472 `(,sym buffer mark)))
1473 ;; You're not expected to understand this. Hell, I
1474 ;; don't even understand it, and I wrote it five
1475 ;; minutes ago.
1476 (insertgenfn (ibuffer-aif (get sym 'ibuffer-column-summarizer)
1477 ;; I really, really wish Emacs Lisp had closures.
1478 (lambda (arg sym)
1479 `(insert
1480 (let ((ret ,arg))
1481 (put ',sym 'ibuffer-column-summary
1482 (cons ret (get ',sym 'ibuffer-column-summary)))
1483 ret)))
1484 (lambda (arg sym)
1485 `(insert ,arg))))
1486 (mincompform `(< strlen ,(if (integerp min)
1488 'min)))
1489 (maxcompform `(> strlen ,(if (integerp max)
1491 'max))))
1492 (if (or min-used max-used)
1493 ;; The complex case, where we have to limit the
1494 ;; form to a maximum or minimum size.
1495 (progn
1496 (when (and min-used (not (integerp min)))
1497 (push `(min ,min) letbindings))
1498 (when (and max-used (not (integerp max)))
1499 (push `(max ,max) letbindings))
1500 (push
1501 (if (and min-used max-used)
1502 `(if ,mincompform
1503 ,minform
1504 (if ,maxcompform
1505 ,maxform))
1506 (if min-used
1507 `(when ,mincompform
1508 ,minform)
1509 `(when ,maxcompform
1510 ,maxform)))
1511 outforms)
1512 (push (append
1513 `(setq str ,callform)
1514 (when strlen-used
1515 `(strlen (length str))))
1516 outforms)
1517 (setq outforms
1518 (append outforms (list (funcall insertgenfn 'str sym)))))
1519 ;; The simple case; just insert the string.
1520 (push (funcall insertgenfn callform sym) outforms))
1521 ;; Finally, return a `let' form which binds the
1522 ;; variables in `letbindings', and contains all the
1523 ;; code in `outforms'.
1524 `(let ,letbindings
1525 ,@outforms)))))
1526 result))
1527 (setq result
1528 ;; We don't want to unconditionally load the byte-compiler.
1529 (funcall (if (or ibuffer-always-compile-formats
1530 (featurep 'bytecomp))
1531 #'byte-compile
1532 #'identity)
1533 ;; Here, we actually create a lambda form which
1534 ;; inserts all the generated forms for each entry
1535 ;; in the format string.
1536 (nconc (list 'lambda '(buffer mark))
1537 `((let ,(append (when str-used
1538 '(str))
1539 (when global-strlen-used
1540 '(strlen))
1541 (when tmp1-used
1542 '(tmp1))
1543 (when tmp2-used
1544 '(tmp2)))
1545 ,@(nreverse result))))))))
1547 (defvar ibuffer-compiled-formats nil)
1548 (defvar ibuffer-cached-formats nil)
1549 (defvar ibuffer-cached-eliding-string nil)
1550 (defvar ibuffer-cached-elide-long-columns 0)
1552 (defun ibuffer-recompile-formats ()
1553 "Recompile `ibuffer-formats'."
1554 (interactive)
1555 (setq ibuffer-compiled-formats
1556 (mapcar #'ibuffer-compile-format ibuffer-formats))
1557 (when (boundp 'ibuffer-filter-format-alist)
1558 (setq ibuffer-compiled-filter-formats
1559 (mapcar #'(lambda (entry)
1560 (cons (car entry)
1561 (mapcar #'(lambda (formats)
1562 (mapcar #'ibuffer-compile-format formats))
1563 (cdr entry))))
1564 ibuffer-filter-format-alist))))
1566 (defun ibuffer-clear-summary-columns (format)
1567 (dolist (form format)
1568 (ibuffer-awhen (and (consp form)
1569 (get (car form) 'ibuffer-column-summarizer))
1570 (put (car form) 'ibuffer-column-summary nil))))
1572 (defun ibuffer-check-formats ()
1573 (when (null ibuffer-formats)
1574 (error "No formats!"))
1575 (let ((ext-loaded (featurep 'ibuf-ext)))
1576 (when (or (null ibuffer-compiled-formats)
1577 (null ibuffer-cached-formats)
1578 (not (eq ibuffer-cached-formats ibuffer-formats))
1579 (null ibuffer-cached-eliding-string)
1580 (not (equal ibuffer-cached-eliding-string ibuffer-eliding-string))
1581 (eql 0 ibuffer-cached-elide-long-columns)
1582 (not (eql ibuffer-cached-elide-long-columns
1583 ibuffer-elide-long-columns))
1584 (and ext-loaded
1585 (not (eq ibuffer-cached-filter-formats
1586 ibuffer-filter-format-alist))
1587 (and ibuffer-filter-format-alist
1588 (null ibuffer-compiled-filter-formats))))
1589 (message "Formats have changed, recompiling...")
1590 (ibuffer-recompile-formats)
1591 (setq ibuffer-cached-formats ibuffer-formats
1592 ibuffer-cached-eliding-string ibuffer-eliding-string
1593 ibuffer-cached-elide-long-columns ibuffer-elide-long-columns)
1594 (when ext-loaded
1595 (setq ibuffer-cached-filter-formats ibuffer-filter-format-alist))
1596 (message "Formats have changed, recompiling...done"))))
1598 (defvar ibuffer-inline-columns nil)
1600 (define-ibuffer-column mark (:name " " :inline t)
1601 (string mark))
1603 (define-ibuffer-column read-only (:name "R" :inline t)
1604 (if buffer-read-only
1606 " "))
1608 (define-ibuffer-column modified (:name "M" :inline t)
1609 (if (buffer-modified-p)
1610 (string ibuffer-modified-char)
1611 " "))
1613 (define-ibuffer-column name (:inline t
1614 :props
1615 ('mouse-face 'highlight 'keymap ibuffer-name-map
1616 'ibuffer-name-column t
1617 'help-echo '(if tooltip-mode
1618 "mouse-1: mark this buffer\nmouse-2: select this buffer\nmouse-3: operate on this buffer"
1619 "mouse-1: mark buffer mouse-2: select buffer mouse-3: operate")))
1620 (propertize (buffer-name) 'font-lock-face (ibuffer-buffer-name-face buffer mark)))
1622 (define-ibuffer-column size (:inline t)
1623 (format "%s" (buffer-size)))
1625 (define-ibuffer-column mode (:inline t
1626 :props
1627 ('mouse-face 'highlight
1628 'keymap ibuffer-mode-name-map
1629 'help-echo "mouse-2: filter by this mode"))
1630 (format "%s" mode-name))
1632 (define-ibuffer-column process ()
1633 (ibuffer-aif (get-buffer-process buffer)
1634 (format "(%s %s)" it (process-status it))
1635 "none"))
1637 (define-ibuffer-column filename ()
1638 (let ((directory-abbrev-alist ibuffer-directory-abbrev-alist))
1639 (abbreviate-file-name
1640 (or buffer-file-name
1641 (and (boundp 'dired-directory)
1642 dired-directory)
1643 ""))))
1645 (define-ibuffer-column filename-and-process (:name "Filename/Process")
1646 (let ((proc (get-buffer-process buffer))
1647 (filename (ibuffer-make-column-filename buffer mark)))
1648 (if proc
1649 (concat (propertize (format "(%s %s) " proc (process-status proc))
1650 'font-lock-face 'italic)
1651 filename)
1652 filename)))
1654 (defun ibuffer-format-column (str width alignment)
1655 (let ((left (make-string (/ width 2) ? ))
1656 (right (make-string (- width (/ width 2)) ? )))
1657 (case alignment
1658 (:right (concat left right str))
1659 (:center (concat left str right))
1660 (t (concat str left right)))))
1662 (defun ibuffer-buffer-name-face (buf mark)
1663 (cond ((char-equal mark ibuffer-marked-char)
1664 ibuffer-marked-face)
1665 ((char-equal mark ibuffer-deletion-char)
1666 ibuffer-deletion-face)
1668 (let ((level -1)
1669 result)
1670 (dolist (e ibuffer-fontification-alist result)
1671 (when (and (> (car e) level)
1672 (with-current-buffer buf
1673 (eval (nth 1 e))))
1674 (setq level (car e)
1675 result (nth 2 e))))))))
1677 (defun ibuffer-insert-buffer-line (buffer mark format)
1678 "Insert a line describing BUFFER and MARK using FORMAT."
1679 (assert (eq major-mode 'ibuffer-mode))
1680 (let ((beg (point)))
1681 (funcall format buffer mark)
1682 (put-text-property beg (point) 'ibuffer-properties (list buffer mark)))
1683 (insert "\n"))
1685 ;; This function knows a bit too much of the internals. It would be
1686 ;; nice if it was all abstracted away.
1687 (defun ibuffer-redisplay-current ()
1688 (assert (eq major-mode 'ibuffer-mode))
1689 (when (eobp)
1690 (forward-line -1))
1691 (beginning-of-line)
1692 (let ((curformat (mapcar #'ibuffer-expand-format-entry
1693 (ibuffer-current-format t))))
1694 (ibuffer-clear-summary-columns curformat)
1695 (let ((buf (ibuffer-current-buffer)))
1696 (when buf
1697 (let ((mark (ibuffer-current-mark)))
1698 (save-excursion
1699 (delete-region (point) (1+ (line-end-position)))
1700 (ibuffer-insert-buffer-line
1701 buf mark
1702 (ibuffer-current-format)))
1703 (when ibuffer-shrink-to-minimum-size
1704 (ibuffer-shrink-to-fit)))))))
1706 (defun ibuffer-map-on-mark (mark func)
1707 (ibuffer-map-lines
1708 #'(lambda (buf mk)
1709 (if (char-equal mark mk)
1710 (funcall func buf mark)
1711 nil))))
1713 (defun ibuffer-map-lines (function &optional nomodify group)
1714 "Call FUNCTION for each buffer.
1715 Don't set the ibuffer modification flag iff NOMODIFY is non-nil.
1717 If optional argument GROUP is non-nil, then only call FUNCTION on
1718 buffers in filtering group GROUP.
1720 FUNCTION is called with two arguments:
1721 the buffer object itself and the current mark symbol."
1722 (assert (eq major-mode 'ibuffer-mode))
1723 (ibuffer-forward-line 0)
1724 (let* ((orig-target-line (1+ (count-lines (save-excursion
1725 (goto-char (point-min))
1726 (ibuffer-forward-line 0)
1727 (point))
1728 (point))))
1729 (target-line-offset orig-target-line)
1730 (ibuffer-map-lines-total 0)
1731 (ibuffer-map-lines-count 0))
1732 (unwind-protect
1733 (progn
1734 (setq buffer-read-only nil)
1735 (goto-char (point-min))
1736 (ibuffer-forward-line 0 t)
1737 (while (and (not (eobp))
1738 (not (get-text-property (point) 'ibuffer-summary))
1739 (progn
1740 (ibuffer-forward-line 0 t)
1741 (and (not (eobp))
1742 (not (get-text-property (point) 'ibuffer-summary)))))
1743 (let ((result
1744 (if (buffer-live-p (ibuffer-current-buffer))
1745 (when (or (null group)
1746 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group)
1747 (equal group it)))
1748 (save-excursion
1749 (funcall function
1750 (ibuffer-current-buffer)
1751 (ibuffer-current-mark))))
1752 ;; Kill the line if the buffer is dead
1753 'kill)))
1754 ;; A given mapping function should return:
1755 ;; `nil' if it chose not to affect the buffer
1756 ;; `kill' means the remove line from the buffer list
1757 ;; `t' otherwise
1758 (incf ibuffer-map-lines-total)
1759 (cond ((null result)
1760 (forward-line 1))
1761 ((eq result 'kill)
1762 (delete-region (line-beginning-position)
1763 (1+ (line-end-position)))
1764 (incf ibuffer-map-lines-count)
1765 (when (< ibuffer-map-lines-total
1766 orig-target-line)
1767 (decf target-line-offset)))
1769 (incf ibuffer-map-lines-count)
1770 (forward-line 1)))))
1771 ibuffer-map-lines-count)
1772 (progn
1773 (setq buffer-read-only t)
1774 (unless nomodify
1775 (set-buffer-modified-p nil))
1776 (goto-char (point-min))
1777 (ibuffer-forward-line 0)
1778 (ibuffer-forward-line (1- target-line-offset))))))
1780 (defun ibuffer-get-marked-buffers ()
1781 "Return a list of buffer objects currently marked."
1782 (delq nil
1783 (mapcar #'(lambda (e)
1784 (when (eq (cdr e) ibuffer-marked-char)
1785 (car e)))
1786 (ibuffer-current-state-list))))
1788 (defun ibuffer-current-state-list (&optional pos)
1789 "Return a list like (BUF . MARK) of all buffers in an ibuffer.
1790 If POS is non-nil, return a list like (BUF MARK POINT), where POINT is
1791 the value of point at the beginning of the line for that buffer."
1792 (let ((ibuffer-current-state-list-tmp '()))
1793 ;; ah, if only we had closures. I bet this will mysteriously
1794 ;; break later. Don't blame me.
1795 (if pos
1796 (ibuffer-map-lines-nomodify
1797 #'(lambda (buf mark)
1798 (when (buffer-live-p buf)
1799 (push (list buf mark (point)) ibuffer-current-state-list-tmp))))
1800 (ibuffer-map-lines-nomodify
1801 #'(lambda (buf mark)
1802 (when (buffer-live-p buf)
1803 (push (cons buf mark) ibuffer-current-state-list-tmp)))))
1804 (nreverse ibuffer-current-state-list-tmp)))
1806 (defun ibuffer-current-buffers-with-marks (curbufs)
1807 "Return a list like (BUF . MARK) of all open buffers."
1808 (let ((bufs (ibuffer-current-state-list)))
1809 (mapcar #'(lambda (buf) (let ((e (assq buf bufs)))
1810 (if e
1812 (cons buf ? ))))
1813 curbufs)))
1815 (defun ibuffer-buf-matches-predicates (buf predicates)
1816 (let ((hit nil)
1817 (name (buffer-name buf)))
1818 (dolist (pred predicates)
1819 (when (if (stringp pred)
1820 (string-match pred name)
1821 (funcall pred buf))
1822 (setq hit t)))
1823 hit))
1825 (defun ibuffer-filter-buffers (ibuffer-buf last bmarklist all)
1826 (let ((ext-loaded (featurep 'ibuf-ext)))
1827 (delq nil
1828 (mapcar
1829 ;; element should be like (BUFFER . MARK)
1830 #'(lambda (e)
1831 (let* ((buf (car e)))
1832 (when
1833 ;; This takes precedence over anything else
1834 (or (and ibuffer-always-show-last-buffer
1835 (eq last buf))
1836 (funcall (if ext-loaded
1837 #'ibuffer-ext-visible-p
1838 #'ibuffer-visible-p)
1839 buf all ibuffer-buf))
1840 e)))
1841 bmarklist))))
1843 (defun ibuffer-visible-p (buf all &optional ibuffer-buf)
1844 (and (or all
1845 (not
1846 (ibuffer-buf-matches-predicates buf ibuffer-maybe-show-predicates)))
1847 (or ibuffer-view-ibuffer
1848 (and ibuffer-buf
1849 (not (eq ibuffer-buf buf))))))
1851 ;; This function is a special case; it's not defined by
1852 ;; `ibuffer-define-sorter'.
1853 (defun ibuffer-do-sort-by-recency ()
1854 "Sort the buffers by last view time."
1855 (interactive)
1856 (setq ibuffer-sorting-mode 'recency)
1857 (ibuffer-redisplay t))
1859 (defun ibuffer-update-format ()
1860 (when (null ibuffer-current-format)
1861 (setq ibuffer-current-format 0))
1862 (when (null ibuffer-formats)
1863 (error "Ibuffer error: no formats!")))
1865 (defun ibuffer-switch-format ()
1866 "Switch the current display format."
1867 (interactive)
1868 (assert (eq major-mode 'ibuffer-mode))
1869 (unless (consp ibuffer-formats)
1870 (error "Ibuffer error: No formats!"))
1871 (setq ibuffer-current-format
1872 (if (>= ibuffer-current-format (1- (length (ibuffer-current-formats nil))))
1874 (1+ ibuffer-current-format)))
1875 (ibuffer-update-format)
1876 (ibuffer-redisplay t))
1878 (defun ibuffer-update-title-and-summary (format)
1879 (assert (eq major-mode 'ibuffer-mode))
1880 ;; Don't do funky font-lock stuff here
1881 (let ((after-change-functions nil))
1882 (if (get-text-property (point-min) 'ibuffer-title)
1883 (delete-region (point-min)
1884 (next-single-property-change
1885 (point-min) 'ibuffer-title)))
1886 (goto-char (point-min))
1887 (add-text-properties
1888 (point)
1889 (progn
1890 (let ((opos (point)))
1891 ;; Insert the title names.
1892 (dolist (element format)
1893 (insert
1894 (if (stringp element)
1895 element
1896 (let ((sym (car element))
1897 (min (cadr element))
1898 ;; (max (caddr element))
1899 (align (cadddr element)))
1900 ;; Ignore a negative min when we're inserting the title
1901 (when (minusp min)
1902 (setq min (- min)))
1903 (let* ((name (or (get sym 'ibuffer-column-name)
1904 (error "Unknown column %s in ibuffer-formats" sym)))
1905 (len (length name)))
1906 (if (< len min)
1907 (ibuffer-format-column name
1908 (- min len)
1909 align)
1910 name))))))
1911 (add-text-properties opos (point) `(ibuffer-title-header t))
1912 (insert "\n")
1913 ;; Add the underlines
1914 (let ((str (save-excursion
1915 (forward-line -1)
1916 (beginning-of-line)
1917 (buffer-substring (point) (line-end-position)))))
1918 (apply #'insert (mapcar
1919 #'(lambda (c)
1920 (if (not (or (char-equal c ? )
1921 (char-equal c ?\n)))
1923 ? ))
1924 str)))
1925 (insert "\n"))
1926 (point))
1927 `(ibuffer-title t font-lock-face ,ibuffer-title-face))
1928 ;; Now, insert the summary columns.
1929 (goto-char (point-max))
1930 (if (get-text-property (1- (point-max)) 'ibuffer-summary)
1931 (delete-region (previous-single-property-change
1932 (point-max) 'ibuffer-summary)
1933 (point-max)))
1934 (if ibuffer-display-summary
1935 (add-text-properties
1936 (point)
1937 (progn
1938 (insert "\n")
1939 (dolist (element format)
1940 (insert
1941 (if (stringp element)
1942 (make-string (length element) ? )
1943 (let ((sym (car element)))
1944 (let ((min (cadr element))
1945 ;; (max (caddr element))
1946 (align (cadddr element)))
1947 ;; Ignore a negative min when we're inserting the title
1948 (when (minusp min)
1949 (setq min (- min)))
1950 (let* ((summary (if (get sym 'ibuffer-column-summarizer)
1951 (funcall (get sym 'ibuffer-column-summarizer)
1952 (get sym 'ibuffer-column-summary))
1953 (make-string (length (get sym 'ibuffer-column-name))
1954 ? )))
1955 (len (length summary)))
1956 (if (< len min)
1957 (ibuffer-format-column summary
1958 (- min len)
1959 align)
1960 summary)))))))
1961 (point))
1962 `(ibuffer-summary t)))))
1964 (defun ibuffer-update-mode-name ()
1965 (setq mode-name (format "Ibuffer by %s" (if ibuffer-sorting-mode
1966 ibuffer-sorting-mode
1967 "view time")))
1968 (when ibuffer-sorting-reversep
1969 (setq mode-name (concat mode-name " [rev]")))
1970 (when (and (featurep 'ibuf-ext)
1971 ibuffer-auto-mode)
1972 (setq mode-name (concat mode-name " (Auto)")))
1973 (let ((result ""))
1974 (when (featurep 'ibuf-ext)
1975 (dolist (qualifier ibuffer-filtering-qualifiers)
1976 (setq result
1977 (concat result (ibuffer-format-qualifier qualifier))))
1978 (if ibuffer-use-header-line
1979 (setq header-line-format
1980 (when ibuffer-filtering-qualifiers
1981 (replace-regexp-in-string "%" "%%"
1982 (concat mode-name result))))
1983 (progn
1984 (setq mode-name (concat mode-name result))
1985 (when (boundp 'header-line-format)
1986 (setq header-line-format nil)))))))
1988 (defun ibuffer-redisplay (&optional silent)
1989 "Redisplay the current list of buffers.
1990 This does not show new buffers; use `ibuffer-update' for that.
1992 If optional arg SILENT is non-nil, do not display progress messages."
1993 (interactive)
1994 (ibuffer-forward-line 0)
1995 (unless silent
1996 (message "Redisplaying current buffer list..."))
1997 (let ((blist (ibuffer-current-state-list)))
1998 (when (null blist)
1999 (if (and (featurep 'ibuf-ext)
2000 (or ibuffer-filtering-qualifiers ibuffer-hidden-filter-groups))
2001 (message "No buffers! (note: filtering in effect)")
2002 (error "No buffers!")))
2003 (ibuffer-redisplay-engine blist t)
2004 (ibuffer-update-mode-name)
2005 (unless silent
2006 (message "Redisplaying current buffer list...done"))
2007 (ibuffer-forward-line 0)))
2009 (defun ibuffer-update (arg &optional silent)
2010 "Regenerate the list of all buffers.
2011 Display buffers whose name matches one of `ibuffer-maybe-show-predicates'
2012 iff arg ARG is non-nil.
2014 If optional arg SILENT is non-nil, do not display progress messages."
2015 (interactive "P")
2016 (ibuffer-forward-line 0)
2017 (let* ((bufs (buffer-list))
2018 (blist (ibuffer-filter-buffers
2019 (current-buffer)
2020 (if (and
2021 (cadr bufs)
2022 (eq ibuffer-always-show-last-buffer
2023 :nomini)
2024 (minibufferp (cadr bufs)))
2025 (caddr bufs)
2026 (cadr bufs))
2027 (ibuffer-current-buffers-with-marks bufs)
2028 arg)))
2029 (when (null blist)
2030 (if (and (featurep 'ibuf-ext)
2031 ibuffer-filtering-qualifiers)
2032 (message "No buffers! (note: filtering in effect)")
2033 (error "No buffers!")))
2034 (unless silent
2035 (message "Updating buffer list..."))
2036 (ibuffer-redisplay-engine blist arg)
2037 (ibuffer-update-mode-name)
2038 (unless silent
2039 (message "Updating buffer list...done")))
2040 (if (eq ibuffer-shrink-to-minimum-size 'onewindow)
2041 (ibuffer-shrink-to-fit t)
2042 (when ibuffer-shrink-to-minimum-size
2043 (ibuffer-shrink-to-fit)))
2044 (ibuffer-forward-line 0))
2046 (defun ibuffer-sort-bufferlist (bmarklist)
2047 (let* ((sortdat (assq ibuffer-sorting-mode
2048 ibuffer-sorting-functions-alist))
2049 (func (caddr sortdat)))
2050 (let ((result
2051 ;; actually sort the buffers
2052 (if (and sortdat func)
2053 (sort bmarklist func)
2054 bmarklist)))
2055 ;; perhaps reverse the sorted buffer list
2056 (if ibuffer-sorting-reversep
2057 (nreverse result)
2058 result))))
2060 (defun ibuffer-insert-filter-group (name display-name filter-string format bmarklist)
2061 (add-text-properties
2062 (point)
2063 (progn
2064 (insert "[ " display-name " ]")
2065 (point))
2066 `(ibuffer-filter-group-name
2067 ,name
2068 font-lock-face ,ibuffer-filter-group-name-face
2069 keymap ,ibuffer-mode-filter-group-map
2070 mouse-face highlight
2071 help-echo ,(let ((echo '(if tooltip-mode
2072 "mouse-1: toggle marks in this group\nmouse-2: hide/show this filtering group"
2073 "mouse-1: toggle marks mouse-2: hide/show")))
2074 (if (> (length filter-string) 0)
2075 `(concat ,filter-string
2076 (if tooltip-mode "\n" " ")
2077 ,echo)
2078 echo))))
2079 (insert "\n")
2080 (when bmarklist
2081 (put-text-property
2082 (point)
2083 (progn
2084 (dolist (entry bmarklist)
2085 (ibuffer-insert-buffer-line (car entry) (cdr entry) format))
2086 (point))
2087 'ibuffer-filter-group
2088 name)))
2090 (defun ibuffer-redisplay-engine (bmarklist &optional all)
2091 (assert (eq major-mode 'ibuffer-mode))
2092 (let* ((--ibuffer-insert-buffers-and-marks-format
2093 (ibuffer-current-format))
2094 (--ibuffer-expanded-format (mapcar #'ibuffer-expand-format-entry
2095 (ibuffer-current-format t)))
2096 (orig (count-lines (point-min) (point)))
2097 ;; Inhibit font-lock caching tricks, since we're modifying the
2098 ;; entire buffer at once
2099 (after-change-functions nil)
2100 (ext-loaded (featurep 'ibuf-ext))
2101 (bgroups (if ext-loaded
2102 (ibuffer-generate-filter-groups bmarklist)
2103 (list (cons "Default" bmarklist)))))
2104 (ibuffer-clear-summary-columns --ibuffer-expanded-format)
2105 (unwind-protect
2106 (progn
2107 (setq buffer-read-only nil)
2108 (erase-buffer)
2109 (ibuffer-update-format)
2110 (dolist (group (nreverse bgroups))
2111 (let* ((name (car group))
2112 (disabled (and ext-loaded
2113 (member name ibuffer-hidden-filter-groups)))
2114 (bmarklist (cdr group)))
2115 (unless (and (null bmarklist)
2116 ext-loaded
2117 (null ibuffer-show-empty-filter-groups))
2118 (ibuffer-insert-filter-group
2119 name
2120 (if disabled (concat name " ...") name)
2121 (if ext-loaded
2122 (ibuffer-format-filter-group-data name)
2124 --ibuffer-insert-buffers-and-marks-format
2125 (if disabled
2127 (ibuffer-sort-bufferlist bmarklist))))))
2128 (ibuffer-update-title-and-summary --ibuffer-expanded-format))
2129 (setq buffer-read-only t)
2130 (set-buffer-modified-p ibuffer-did-modification)
2131 (setq ibuffer-did-modification nil)
2132 (goto-line (1+ orig)))))
2134 (defun ibuffer-quit ()
2135 "Quit this `ibuffer' session.
2136 Delete the current window iff `ibuffer-delete-window-on-quit' is non-nil."
2137 (interactive)
2138 (if ibuffer-delete-window-on-quit
2139 (progn
2140 (bury-buffer)
2141 (unless (= (count-windows) 1)
2142 (delete-window)))
2143 (bury-buffer)))
2145 ;;;###autoload
2146 (defun ibuffer-list-buffers (&optional files-only)
2147 "Display a list of buffers, in another window.
2148 If optional argument FILES-ONLY is non-nil, then add a filter for
2149 buffers which are visiting a file."
2150 (interactive "P")
2151 (ibuffer t nil (when files-only
2152 '((filename . ".*"))) t))
2154 ;;;###autoload
2155 (defun ibuffer-other-window (&optional files-only)
2156 "Like `ibuffer', but displayed in another window by default.
2157 If optional argument FILES-ONLY is non-nil, then add a filter for
2158 buffers which are visiting a file."
2159 (interactive "P")
2160 (ibuffer t nil (when files-only
2161 '((filename . ".*")))))
2163 ;;;###autoload
2164 (defun ibuffer (&optional other-window-p name qualifiers noselect
2165 shrink filter-groups formats)
2166 "Begin using `ibuffer' to edit a list of buffers.
2167 Type 'h' after entering ibuffer for more information.
2169 Optional argument OTHER-WINDOW-P says to use another window.
2170 Optional argument NAME specifies the name of the buffer; it defaults
2171 to \"*Ibuffer*\".
2172 Optional argument QUALIFIERS is an initial set of filtering qualifiers
2173 to use; see `ibuffer-filtering-qualifiers'.
2174 Optional argument NOSELECT means don't select the Ibuffer buffer.
2175 Optional argument SHRINK means shrink the buffer to minimal size. The
2176 special value `onewindow' means always use another window.
2177 Optional argument FILTER-GROUPS is an initial set of filtering
2178 groups to use; see `ibuffer-filter-groups'.
2179 Optional argument FORMATS is the value to use for `ibuffer-formats'.
2180 If specified, then the variable `ibuffer-formats' will have that value
2181 locally in this buffer."
2182 (interactive "P")
2183 (when ibuffer-use-other-window
2184 (setq other-window-p t))
2185 (let* ((buf (get-buffer-create (or name "*Ibuffer*")))
2186 (already-in (eq (current-buffer) buf))
2187 (need-update nil))
2188 (if other-window-p
2189 (funcall (if noselect #'(lambda (buf) (display-buffer buf t)) #'pop-to-buffer) buf)
2190 (funcall (if noselect #'display-buffer #'switch-to-buffer) buf))
2191 (with-current-buffer buf
2192 (save-selected-window
2193 ;; We switch to the buffer's window in order to be able
2194 ;; to modify the value of point
2195 (select-window (get-buffer-window buf))
2196 (unless (eq major-mode 'ibuffer-mode)
2197 (ibuffer-mode)
2198 (setq need-update t))
2199 (setq ibuffer-delete-window-on-quit other-window-p)
2200 (when shrink
2201 (setq ibuffer-shrink-to-minimum-size shrink))
2202 (when qualifiers
2203 (require 'ibuf-ext)
2204 (setq ibuffer-filtering-qualifiers qualifiers))
2205 (when filter-groups
2206 (require 'ibuf-ext)
2207 (setq ibuffer-filter-groups filter-groups))
2208 (when formats
2209 (set (make-local-variable 'ibuffer-formats) formats))
2210 (ibuffer-update nil)
2211 ;; Skip the group name by default.
2212 (ibuffer-forward-line 0 t)
2213 (unwind-protect
2214 (progn
2215 (setq buffer-read-only nil)
2216 (run-hooks 'ibuffer-hook))
2217 (setq buffer-read-only t))
2218 (unless ibuffer-expert
2219 (message "Commands: m, u, t, RET, g, k, S, D, Q; q to quit; h for help"))))))
2221 (put 'ibuffer-mode 'mode-class 'special)
2222 (defun ibuffer-mode ()
2223 "A major mode for viewing a list of buffers.
2224 In ibuffer, you can conveniently perform many operations on the
2225 currently open buffers, in addition to filtering your view to a
2226 particular subset of them, and sorting by various criteria.
2228 Operations on marked buffers:
2230 '\\[ibuffer-do-save]' - Save the marked buffers
2231 '\\[ibuffer-do-view]' - View the marked buffers in this frame.
2232 '\\[ibuffer-do-view-other-frame]' - View the marked buffers in another frame.
2233 '\\[ibuffer-do-revert]' - Revert the marked buffers.
2234 '\\[ibuffer-do-toggle-read-only]' - Toggle read-only state of marked buffers.
2235 '\\[ibuffer-do-delete]' - Kill the marked buffers.
2236 '\\[ibuffer-do-replace-regexp]' - Replace by regexp in each of the marked
2237 buffers.
2238 '\\[ibuffer-do-query-replace]' - Query replace in each of the marked buffers.
2239 '\\[ibuffer-do-query-replace-regexp]' - As above, with a regular expression.
2240 '\\[ibuffer-do-print]' - Print the marked buffers.
2241 '\\[ibuffer-do-occur]' - List lines in all marked buffers which match
2242 a given regexp (like the function `occur').
2243 '\\[ibuffer-do-shell-command-pipe]' - Pipe the contents of the marked
2244 buffers to a shell command.
2245 '\\[ibuffer-do-shell-command-pipe-replace]' - Replace the contents of the marked
2246 buffers with the output of a shell command.
2247 '\\[ibuffer-do-shell-command-file]' - Run a shell command with the
2248 buffer's file as an argument.
2249 '\\[ibuffer-do-eval]' - Evaluate a form in each of the marked buffers. This
2250 is a very flexible command. For example, if you want to make all
2251 of the marked buffers read only, try using (toggle-read-only 1) as
2252 the input form.
2253 '\\[ibuffer-do-view-and-eval]' - As above, but view each buffer while the form
2254 is evaluated.
2255 '\\[ibuffer-do-kill-lines]' - Remove the marked lines from the *Ibuffer* buffer,
2256 but don't kill the associated buffer.
2257 '\\[ibuffer-do-kill-on-deletion-marks]' - Kill all buffers marked for deletion.
2259 Marking commands:
2261 '\\[ibuffer-mark-forward]' - Mark the buffer at point.
2262 '\\[ibuffer-toggle-marks]' - Unmark all currently marked buffers, and mark
2263 all unmarked buffers.
2264 '\\[ibuffer-unmark-forward]' - Unmark the buffer at point.
2265 '\\[ibuffer-unmark-backward]' - Unmark the buffer at point, and move to the
2266 previous line.
2267 '\\[ibuffer-unmark-all]' - Unmark all marked buffers.
2268 '\\[ibuffer-mark-by-mode]' - Mark buffers by major mode.
2269 '\\[ibuffer-mark-unsaved-buffers]' - Mark all \"unsaved\" buffers.
2270 This means that the buffer is modified, and has an associated file.
2271 '\\[ibuffer-mark-modified-buffers]' - Mark all modified buffers,
2272 regardless of whether or not they have an associated file.
2273 '\\[ibuffer-mark-special-buffers]' - Mark all buffers whose name begins and
2274 ends with '*'.
2275 '\\[ibuffer-mark-dissociated-buffers]' - Mark all buffers which have
2276 an associated file, but that file doesn't currently exist.
2277 '\\[ibuffer-mark-read-only-buffers]' - Mark all read-only buffers.
2278 '\\[ibuffer-mark-dired-buffers]' - Mark buffers in `dired' mode.
2279 '\\[ibuffer-mark-help-buffers]' - Mark buffers in `help-mode', `apropos-mode', etc.
2280 '\\[ibuffer-mark-old-buffers]' - Mark buffers older than `ibuffer-old-time'.
2281 '\\[ibuffer-mark-for-delete]' - Mark the buffer at point for deletion.
2282 '\\[ibuffer-mark-by-name-regexp]' - Mark buffers by their name, using a regexp.
2283 '\\[ibuffer-mark-by-mode-regexp]' - Mark buffers by their major mode, using a regexp.
2284 '\\[ibuffer-mark-by-file-name-regexp]' - Mark buffers by their filename, using a regexp.
2286 Filtering commands:
2288 '\\[ibuffer-filter-by-mode]' - Add a filter by major mode.
2289 '\\[ibuffer-filter-by-used-mode]' - Add a filter by major mode now in use.
2290 '\\[ibuffer-filter-by-name]' - Add a filter by buffer name.
2291 '\\[ibuffer-filter-by-content]' - Add a filter by buffer content.
2292 '\\[ibuffer-filter-by-filename]' - Add a filter by filename.
2293 '\\[ibuffer-filter-by-size-gt]' - Add a filter by buffer size.
2294 '\\[ibuffer-filter-by-size-lt]' - Add a filter by buffer size.
2295 '\\[ibuffer-filter-by-predicate]' - Add a filter by an arbitrary Lisp predicate.
2296 '\\[ibuffer-save-filters]' - Save the current filters with a name.
2297 '\\[ibuffer-switch-to-saved-filters]' - Switch to previously saved filters.
2298 '\\[ibuffer-add-saved-filters]' - Add saved filters to current filters.
2299 '\\[ibuffer-or-filter]' - Replace the top two filters with their logical OR.
2300 '\\[ibuffer-pop-filter]' - Remove the top filter.
2301 '\\[ibuffer-negate-filter]' - Invert the logical sense of the top filter.
2302 '\\[ibuffer-decompose-filter]' - Break down the topmost filter.
2303 '\\[ibuffer-filter-disable]' - Remove all filtering currently in effect.
2305 Filter group commands:
2307 '\\[ibuffer-filters-to-filter-group]' - Create filter group from filters.
2308 '\\[ibuffer-pop-filter-group]' - Remove top filter group.
2309 '\\[ibuffer-forward-filter-group]' - Move to the next filter group.
2310 '\\[ibuffer-backward-filter-group]' - Move to the previous filter group.
2311 '\\[ibuffer-clear-filter-groups]' - Remove all active filter groups.
2312 '\\[ibuffer-save-filter-groups]' - Save the current groups with a name.
2313 '\\[ibuffer-switch-to-saved-filter-groups]' - Restore previously saved groups.
2314 '\\[ibuffer-delete-saved-filter-groups]' - Delete previously saved groups.
2316 Sorting commands:
2318 '\\[ibuffer-toggle-sorting-mode]' - Rotate between the various sorting modes.
2319 '\\[ibuffer-invert-sorting]' - Reverse the current sorting order.
2320 '\\[ibuffer-do-sort-by-alphabetic]' - Sort the buffers lexicographically.
2321 '\\[ibuffer-do-sort-by-recency]' - Sort the buffers by last viewing time.
2322 '\\[ibuffer-do-sort-by-size]' - Sort the buffers by size.
2323 '\\[ibuffer-do-sort-by-major-mode]' - Sort the buffers by major mode.
2325 Other commands:
2327 '\\[ibuffer-switch-format]' - Change the current display format.
2328 '\\[forward-line]' - Move point to the next line.
2329 '\\[previous-line]' - Move point to the previous line.
2330 '\\[ibuffer-update]' - As above, but add new buffers to the list.
2331 '\\[ibuffer-quit]' - Bury the Ibuffer buffer.
2332 '\\[describe-mode]' - This help.
2333 '\\[ibuffer-diff-with-file]' - View the differences between this buffer
2334 and its associated file.
2335 '\\[ibuffer-visit-buffer]' - View the buffer on this line.
2336 '\\[ibuffer-visit-buffer-other-window]' - As above, but in another window.
2337 '\\[ibuffer-visit-buffer-other-window-noselect]' - As both above, but don't select
2338 the new window.
2339 '\\[ibuffer-bury-buffer]' - Bury (not kill!) the buffer on this line.
2341 ** Information on Filtering:
2343 You can filter your ibuffer view via different critera. Each Ibuffer
2344 buffer has its own stack of active filters. For example, suppose you
2345 are working on an Emacs Lisp project. You can create an Ibuffer
2346 buffer displays buffers in just `emacs-lisp' modes via
2347 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET'. In this case, there
2348 is just one entry on the filtering stack.
2350 You can also combine filters. The various filtering commands push a
2351 new filter onto the stack, and the filters combine to show just
2352 buffers which satisfy ALL criteria on the stack. For example, suppose
2353 you only want to see buffers in `emacs-lisp' mode, whose names begin
2354 with \"gnus\". You can accomplish this via:
2355 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET
2356 \\[ibuffer-filter-by-name] ^gnus RET'.
2358 Additionally, you can OR the top two filters together with
2359 '\\[ibuffer-or-filters]'. To see all buffers in either
2360 `emacs-lisp-mode' or `lisp-interaction-mode', type:
2362 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filter-by-mode] lisp-interaction-mode RET \\[ibuffer-or-filters]'.
2364 Filters can also be saved and restored using mnemonic names: see the
2365 functions `ibuffer-save-filters' and `ibuffer-switch-to-saved-filters'.
2367 To remove the top filter on the stack, use '\\[ibuffer-pop-filter]', and
2368 to disable all filtering currently in effect, use
2369 '\\[ibuffer-filter-disable]'.
2371 ** Filter Groups:
2373 Once one has mastered filters, the next logical step up is \"filter
2374 groups\". A filter group is basically a named group of buffers which
2375 match a filter, which are displayed together in an Ibuffer buffer. To
2376 create a filter group, simply use the regular functions to create a
2377 filter, and then type '\\[ibuffer-filters-to-filter-group]'.
2379 A quick example will make things clearer. Suppose that one wants to
2380 group all of one's Emacs Lisp buffers together. To do this, type
2382 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filters-to-filter-group] RET emacs lisp buffers RET'
2384 You may, of course, name the group whatever you want; it doesn't have
2385 to be \"emacs lisp buffers\". Filter groups may be composed of any
2386 arbitrary combination of filters.
2388 Just like filters themselves, filter groups act as a stack. Buffers
2389 will not be displayed multiple times if they would be included in
2390 multiple filter groups; instead, the first filter group is used. The
2391 filter groups are displayed in this order of precedence.
2393 You may rearrange filter groups by using the regular
2394 '\\[ibuffer-kill-line]' and '\\[ibuffer-yank]' pair. Yanked groups
2395 will be inserted before the group at point."
2396 (kill-all-local-variables)
2397 (use-local-map ibuffer-mode-map)
2398 (setq major-mode 'ibuffer-mode)
2399 (setq mode-name "Ibuffer")
2400 (setq buffer-read-only t)
2401 (buffer-disable-undo)
2402 (setq truncate-lines ibuffer-truncate-lines)
2403 ;; This makes things less ugly for Emacs 21 users with a non-nil
2404 ;; `show-trailing-whitespace'.
2405 (setq show-trailing-whitespace nil)
2406 ;; disable `show-paren-mode' buffer-locally
2407 (if (bound-and-true-p show-paren-mode)
2408 (set (make-local-variable 'show-paren-mode) nil))
2409 (set (make-local-variable 'revert-buffer-function)
2410 #'ibuffer-update)
2411 (set (make-local-variable 'ibuffer-sorting-mode)
2412 ibuffer-default-sorting-mode)
2413 (set (make-local-variable 'ibuffer-sorting-reversep)
2414 ibuffer-default-sorting-reversep)
2415 (set (make-local-variable 'ibuffer-shrink-to-minimum-size)
2416 ibuffer-default-shrink-to-minimum-size)
2417 (set (make-local-variable 'ibuffer-filtering-qualifiers) nil)
2418 (set (make-local-variable 'ibuffer-filter-groups) nil)
2419 (set (make-local-variable 'ibuffer-filter-group-kill-ring) nil)
2420 (set (make-local-variable 'ibuffer-hidden-filter-groups) nil)
2421 (set (make-local-variable 'ibuffer-compiled-formats) nil)
2422 (set (make-local-variable 'ibuffer-cached-formats) nil)
2423 (set (make-local-variable 'ibuffer-cached-eliding-string) nil)
2424 (set (make-local-variable 'ibuffer-cached-elide-long-columns) nil)
2425 (set (make-local-variable 'ibuffer-current-format) nil)
2426 (set (make-local-variable 'ibuffer-delete-window-on-quit) nil)
2427 (set (make-local-variable 'ibuffer-did-modification) nil)
2428 (set (make-local-variable 'ibuffer-tmp-hide-regexps) nil)
2429 (set (make-local-variable 'ibuffer-tmp-show-regexps) nil)
2430 (define-key ibuffer-mode-map [menu-bar edit] 'undefined)
2431 (define-key ibuffer-mode-map [menu-bar operate] (cons "Operate" ibuffer-mode-operate-map))
2432 (ibuffer-update-format)
2433 (when ibuffer-default-directory
2434 (setq default-directory ibuffer-default-directory))
2435 (add-hook 'change-major-mode-hook 'font-lock-defontify nil t)
2436 (run-hooks 'ibuffer-mode-hook)
2437 ;; called after mode hooks to allow the user to add filters
2438 (ibuffer-update-mode-name))
2440 (provide 'ibuffer)
2442 (run-hooks 'ibuffer-load-hook)
2444 ;; Local Variables:
2445 ;; coding: iso-8859-1
2446 ;; End:
2448 ;;; ibuffer.el ends here