* xscheme.el (scheme-interaction-mode): Doc fix.
[emacs.git] / lisp / ibuffer.el
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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 ;; Created: 8 Sep 2000
7 ;; Keywords: buffer, convenience
9 ;; This file is part of GNU Emacs.
11 ;; This program is free software; you can redistribute it and/or
12 ;; modify it under the terms of the GNU General Public License as
13 ;; published by the Free Software Foundation; either version 2, or (at
14 ;; your option) any later version.
16 ;; This program is distributed in the hope that it will be useful, but
17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ;; General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with this program ; see the file COPYING. If not, write to
23 ;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
24 ;; Boston, MA 02111-1307, USA.
26 ;;; Commentary:
28 ;; ibuffer.el is an advanced replacement for the `buffer-menu' which
29 ;; is normally distributed with Emacs. Its interface is intended to
30 ;; be analogous to that of Dired.
32 ;;; Code:
34 (eval-when-compile
35 (require 'cl)
36 (require 'ibuf-macs)
37 (require 'dired))
39 (require 'font-lock)
41 ;;; Compatibility
42 (eval-and-compile
43 (if (fboundp 'window-list)
44 (defun ibuffer-window-list ()
45 (window-list nil 'nomini))
46 (defun ibuffer-window-list ()
47 (let ((ibuffer-window-list-result nil))
48 (walk-windows #'(lambda (win) (push win ibuffer-window-list-result)) 'nomini)
49 (nreverse ibuffer-window-list-result)))))
51 (defgroup ibuffer nil
52 "An advanced replacement for `buffer-menu'.
54 Ibuffer allows you to operate on buffers in a manner much like Dired.
55 Operations include sorting, marking by regular expression, and
56 the ability to filter the displayed buffers by various criteria."
57 :group 'convenience)
59 (defcustom ibuffer-formats '((mark modified read-only " " (name 16 16 :left :elide)
60 " " (size 6 -1 :right)
61 " " (mode 16 16 :right :elide) " " filename-and-process)
62 (mark " " (name 16 -1) " " filename))
63 "A list of ways to display buffer lines.
65 With Ibuffer, you are not limited to displaying just certain
66 attributes of a buffer such as size, name, and mode in a particular
67 order. Through this variable, you can completely customize and
68 control the appearance of an Ibuffer buffer. See also
69 `define-ibuffer-column', which allows you to define your own columns
70 for display.
72 This variable has the form
73 ((COLUMN COLUMN ...) (COLUMN COLUMN ...) ...)
74 Each element in `ibuffer-formats' should be a list containing COLUMN
75 specifiers. A COLUMN can be any of the following:
77 SYMBOL - A symbol naming the column. Predefined columns are:
78 mark modified read-only name size mode process filename
79 When you define your own columns using `define-ibuffer-column', just
80 use their name like the predefined columns here. This entry can
81 also be a function of two arguments, which should return a string.
82 The first argument is the buffer object, and the second is the mark
83 on that buffer.
85 \"STRING\" - A literal string to display.
87 (SYMBOL MIN-SIZE MAX-SIZE &optional ALIGN ELIDE) - SYMBOL is a
88 symbol naming the column, and MIN-SIZE and MAX-SIZE are integers (or
89 functions of no arguments returning an integer) which constrict the
90 size of a column. If MAX-SIZE is -1, there is no upper bound. The
91 default values are 0 and -1, respectively. If MIN-SIZE is negative,
92 use the end of the string. The optional element ALIGN describes the
93 alignment of the column; it can be :left, :center or :right. The
94 optional element ELIDE describes whether or not to elide the column
95 if it is too long; valid values are :elide and nil. The default is
96 nil (don't elide).
98 Some example of valid entries in `ibuffer-formats', with
99 description (also, feel free to try them out, and experiment with your
100 own!):
102 (mark \" \" name)
103 This format just displays the current mark (if any) and the name of
104 the buffer, separated by a space.
105 (mark modified read-only \" \" (name 16 16 :left) \" \" (size 6 -1 :right))
106 This format displays the current mark (if any), its modification and
107 read-only status, as well as the name of the buffer and its size. In
108 this format, the name is restricted to 16 characters (longer names
109 will be truncated, and shorter names will be padded with spaces), and
110 the name is also aligned to the left. The size of the buffer will
111 be padded with spaces up to a minimum of six characters, but there is
112 no upper limit on its size. The size will also be aligned to the
113 right.
115 Thus, if you wanted to use these two formats, add
117 (setq ibuffer-formats '((mark \" \" name)
118 (mark modified read-only
119 (name 16 16 :left) (size 6 -1 :right))))
121 to your ~/.emacs file.
123 Using \\[ibuffer-switch-format], you can rotate the display between
124 the specified formats in the list."
125 :type '(repeat sexp)
126 :group 'ibuffer)
128 (defcustom ibuffer-always-compile-formats (featurep 'bytecomp)
129 "If non-nil, then use the byte-compiler to optimize `ibuffer-formats'.
130 This will increase the redisplay speed, at the cost of loading the
131 elisp byte-compiler."
132 :type 'boolean
133 :group 'ibuffer)
135 (defcustom ibuffer-fontification-alist
136 `((10 buffer-read-only font-lock-constant-face)
137 (15 (string-match "^*" (buffer-name)) font-lock-keyword-face)
138 (20 (and (string-match "^ " (buffer-name))
139 (null buffer-file-name))
140 italic)
141 (25 (memq major-mode ibuffer-help-buffer-modes) font-lock-comment-face)
142 (30 (eq major-mode 'dired-mode) font-lock-function-name-face))
143 "An alist describing how to fontify buffers.
144 Each element should be of the form (PRIORITY FORM FACE), where
145 PRIORITY is an integer, FORM is an arbitrary form to evaluate in the
146 buffer, and FACE is the face to use for fontification. If the FORM
147 evaluates to non-nil, then FACE will be put on the buffer name. The
148 element with the highest PRIORITY takes precedence.
150 If you change this variable, you must kill the ibuffer buffer and
151 recreate it for the change to take effect."
152 :type '(repeat
153 (list (integer :tag "Priority")
154 (sexp :tag "Test Form")
155 face))
156 :group 'ibuffer)
158 (defcustom ibuffer-use-other-window nil
159 "If non-nil, display the Ibuffer in another window by default."
160 :type 'boolean
161 :group 'ibuffer)
163 (defcustom ibuffer-default-shrink-to-minimum-size nil
164 "If non-nil, minimize the size of the Ibuffer window by default."
165 :type 'boolean
166 :group 'ibuffer)
167 (defvar ibuffer-shrink-to-minimum-size nil)
169 (defcustom ibuffer-truncate-lines t
170 "If non-nil, do not display continuation lines."
171 :type 'boolean
172 :group 'ibuffer)
174 (defcustom ibuffer-case-fold-search case-fold-search
175 "If non-nil, ignore case when searching."
176 :type 'boolean
177 :group 'ibuffer)
179 (defcustom ibuffer-default-sorting-mode 'recency
180 "The criteria by which to sort the buffers.
182 Note that this variable is local to each ibuffer buffer. Thus, you
183 can have multiple ibuffer buffers open, each with a different sorted
184 view of the buffers."
185 :type '(choice (const :tag "Last view time" :value recency)
186 (const :tag "Lexicographic" :value alphabetic)
187 (const :tag "Buffer size" :value size)
188 (const :tag "Major mode" :value major-mode))
189 :group 'ibuffer)
190 (defvar ibuffer-sorting-mode nil)
192 (defcustom ibuffer-default-sorting-reversep nil
193 "If non-nil, reverse the default sorting order."
194 :type 'boolean
195 :group 'ibuffer)
196 (defvar ibuffer-sorting-reversep nil)
198 (defcustom ibuffer-elide-long-columns nil
199 "If non-nil, then elide column entries which exceed their max length.
200 This variable is deprecated; use the :elide argument of
201 `ibuffer-formats' to elide just certain columns."
202 :type 'boolean
203 :group 'ibuffer)
205 (defcustom ibuffer-eliding-string "..."
206 "The string to use for eliding long columns."
207 :type 'string
208 :group 'ibuffer)
210 (defcustom ibuffer-maybe-show-predicates `(,(lambda (buf)
211 (and (string-match "^ " (buffer-name buf))
212 (null buffer-file-name))))
213 "A list of predicates (a regexp or function) for buffers to display conditionally.
214 If a regexp, then it will be matched against the buffer's name.
215 If a function, it will be called with the buffer as an argument, and
216 should return non-nil if this buffer should be shown.
218 Viewing of buffers hidden because of these predicates is enabled by
219 giving a non-nil prefix argument to `ibuffer-update'. Note that this
220 specialized filtering occurs before real filtering."
221 :type '(repeat (choice regexp function))
222 :group 'ibuffer)
224 (defvar ibuffer-current-format nil)
226 (defcustom ibuffer-movement-cycle t
227 "If non-nil, then forward and backwards movement commands cycle."
228 :type 'boolean
229 :group 'ibuffer)
231 (defcustom ibuffer-modified-char ?*
232 "The character to display for modified buffers."
233 :type 'character
234 :group 'ibuffer)
236 (defcustom ibuffer-read-only-char ?%
237 "The character to display for read-only buffers."
238 :type 'character
239 :group 'ibuffer)
241 (defcustom ibuffer-marked-char ?>
242 "The character to display for marked buffers."
243 :type 'character
244 :group 'ibuffer)
246 (defcustom ibuffer-deletion-char ?D
247 "The character to display for buffers marked for deletion."
248 :type 'character
249 :group 'ibuffer)
251 (defcustom ibuffer-expert nil
252 "If non-nil, don't ask for confirmation of \"dangerous\" operations."
253 :type 'boolean
254 :group 'ibuffer)
256 (defcustom ibuffer-view-ibuffer nil
257 "If non-nil, display the current Ibuffer buffer itself.
258 Note that this has a drawback - the data about the current Ibuffer
259 buffer will most likely be inaccurate. This includes modification
260 state, size, etc."
261 :type 'boolean
262 :group 'ibuffer)
264 (defcustom ibuffer-always-show-last-buffer nil
265 "If non-nil, always display the previous buffer. This variable
266 takes precedence over filtering, and even
267 `ibuffer-never-show-predicates'."
268 :type '(choice (const :tag "Always" :value t)
269 (const :tag "Never" :value nil)
270 (const :tag "Always except minibuffer" :value :nomini))
271 :group 'ibuffer)
273 (defcustom ibuffer-use-header-line (boundp 'header-line-format)
274 "If non-nil, display a header line containing current filters.
275 This feature only works on Emacs 21 or later."
276 :type 'boolean
277 :group 'ibuffer)
279 (defcustom ibuffer-default-directory nil
280 "The default directory to use for a new ibuffer buffer.
281 If nil, inherit the directory of the buffer in which `ibuffer' was
282 called. Otherwise, this variable should be a string naming a
283 directory, like `default-directory'."
284 :type '(choice (const :tag "Inherit" :value nil)
285 string)
286 :group 'ibuffer)
288 (defcustom ibuffer-help-buffer-modes '(help-mode apropos-mode
289 Info-mode Info-edit-mode)
290 "List of \"Help\" major modes."
291 :type '(repeat function)
292 :group 'ibuffer)
294 (defcustom ibuffer-hook nil
295 "Hooks run when `ibuffer' is called."
296 :type 'hook
297 :group 'ibuffer)
298 (defvaralias 'ibuffer-hooks 'ibuffer-hook)
300 (defcustom ibuffer-mode-hook nil
301 "Hooks run upon entry into `ibuffer-mode'."
302 :type 'hook
303 :group 'ibuffer)
304 (defvaralias 'ibuffer-mode-hooks 'ibuffer-mode-hook)
306 (defcustom ibuffer-marked-face 'font-lock-warning-face
307 "Face used for displaying marked buffers."
308 :type 'face
309 :group 'ibuffer)
311 (defcustom ibuffer-deletion-face 'font-lock-type-face
312 "Face used for displaying buffers marked for deletion."
313 :type 'face
314 :group 'ibuffer)
316 (defcustom ibuffer-title-face 'font-lock-type-face
317 "Face used for the title string."
318 :type 'face
319 :group 'ibuffer)
321 (defcustom ibuffer-filter-group-name-face 'bold
322 "Face used for displaying filtering group names."
323 :type 'face
324 :group 'ibuffer)
326 (defcustom ibuffer-directory-abbrev-alist nil
327 "An alist of file name abbreviations like `directory-abbrev-alist'."
328 :type '(repeat (cons :format "%v"
329 :value ("" . "")
330 (regexp :tag "From")
331 (regexp :tag "To")))
332 :group 'ibuffer)
334 (defvar ibuffer-mode-map nil)
335 (defvar ibuffer-mode-operate-map nil)
336 (defvar ibuffer-mode-groups-popup nil)
337 (unless ibuffer-mode-map
338 (let ((map (make-sparse-keymap))
339 (operate-map (make-sparse-keymap "Operate"))
340 (groups-map (make-sparse-keymap "Filter Groups")))
341 (define-key map (kbd "0") 'digit-argument)
342 (define-key map (kbd "1") 'digit-argument)
343 (define-key map (kbd "2") 'digit-argument)
344 (define-key map (kbd "3") 'digit-argument)
345 (define-key map (kbd "4") 'digit-argument)
346 (define-key map (kbd "5") 'digit-argument)
347 (define-key map (kbd "6") 'digit-argument)
348 (define-key map (kbd "7") 'digit-argument)
349 (define-key map (kbd "8") 'digit-argument)
350 (define-key map (kbd "9") 'digit-argument)
352 (define-key map (kbd "m") 'ibuffer-mark-forward)
353 (define-key map (kbd "t") 'ibuffer-toggle-marks)
354 (define-key map (kbd "u") 'ibuffer-unmark-forward)
355 (define-key map (kbd "=") 'ibuffer-diff-with-file)
356 (define-key map (kbd "j") 'ibuffer-jump-to-buffer)
357 (define-key map (kbd "DEL") 'ibuffer-unmark-backward)
358 (define-key map (kbd "M-DEL") 'ibuffer-unmark-all)
359 (define-key map (kbd "* *") 'ibuffer-unmark-all)
360 (define-key map (kbd "* M") 'ibuffer-mark-by-mode)
361 (define-key map (kbd "* m") 'ibuffer-mark-modified-buffers)
362 (define-key map (kbd "* u") 'ibuffer-mark-unsaved-buffers)
363 (define-key map (kbd "* s") 'ibuffer-mark-special-buffers)
364 (define-key map (kbd "* r") 'ibuffer-mark-read-only-buffers)
365 (define-key map (kbd "* /") 'ibuffer-mark-dired-buffers)
366 (define-key map (kbd "* e") 'ibuffer-mark-dissociated-buffers)
367 (define-key map (kbd "* h") 'ibuffer-mark-help-buffers)
368 (define-key map (kbd ".") 'ibuffer-mark-old-buffers)
370 (define-key map (kbd "d") 'ibuffer-mark-for-delete)
371 (define-key map (kbd "C-d") 'ibuffer-mark-for-delete-backwards)
372 (define-key map (kbd "k") 'ibuffer-mark-for-delete)
373 (define-key map (kbd "x") 'ibuffer-do-kill-on-deletion-marks)
375 ;; immediate operations
376 (define-key map (kbd "n") 'ibuffer-forward-line)
377 (define-key map (kbd "<down>") 'ibuffer-forward-line)
378 (define-key map (kbd "SPC") 'forward-line)
379 (define-key map (kbd "p") 'ibuffer-backward-line)
380 (define-key map (kbd "<up>") 'ibuffer-backward-line)
381 (define-key map (kbd "M-}") 'ibuffer-forward-next-marked)
382 (define-key map (kbd "M-{") 'ibuffer-backwards-next-marked)
383 (define-key map (kbd "l") 'ibuffer-redisplay)
384 (define-key map (kbd "g") 'ibuffer-update)
385 (define-key map "`" 'ibuffer-switch-format)
386 (define-key map "-" 'ibuffer-add-to-tmp-hide)
387 (define-key map "+" 'ibuffer-add-to-tmp-show)
388 (define-key map "b" 'ibuffer-bury-buffer)
389 (define-key map (kbd ",") 'ibuffer-toggle-sorting-mode)
390 (define-key map (kbd "s i") 'ibuffer-invert-sorting)
391 (define-key map (kbd "s a") 'ibuffer-do-sort-by-alphabetic)
392 (define-key map (kbd "s v") 'ibuffer-do-sort-by-recency)
393 (define-key map (kbd "s s") 'ibuffer-do-sort-by-size)
394 (define-key map (kbd "s m") 'ibuffer-do-sort-by-major-mode)
396 (define-key map (kbd "/ m") 'ibuffer-filter-by-mode)
397 (define-key map (kbd "/ M") 'ibuffer-filter-by-used-mode)
398 (define-key map (kbd "/ n") 'ibuffer-filter-by-name)
399 (define-key map (kbd "/ c") 'ibuffer-filter-by-content)
400 (define-key map (kbd "/ e") 'ibuffer-filter-by-predicate)
401 (define-key map (kbd "/ f") 'ibuffer-filter-by-filename)
402 (define-key map (kbd "/ >") 'ibuffer-filter-by-size-gt)
403 (define-key map (kbd "/ <") 'ibuffer-filter-by-size-lt)
404 (define-key map (kbd "/ r") 'ibuffer-switch-to-saved-filters)
405 (define-key map (kbd "/ a") 'ibuffer-add-saved-filters)
406 (define-key map (kbd "/ x") 'ibuffer-delete-saved-filters)
407 (define-key map (kbd "/ d") 'ibuffer-decompose-filter)
408 (define-key map (kbd "/ s") 'ibuffer-save-filters)
409 (define-key map (kbd "/ p") 'ibuffer-pop-filter)
410 (define-key map (kbd "/ !") 'ibuffer-negate-filter)
411 (define-key map (kbd "/ t") 'ibuffer-exchange-filters)
412 (define-key map (kbd "/ TAB") 'ibuffer-exchange-filters)
413 (define-key map (kbd "/ o") 'ibuffer-or-filter)
414 (define-key map (kbd "/ g") 'ibuffer-filters-to-filter-group)
415 (define-key map (kbd "/ P") 'ibuffer-pop-filter-group)
416 (define-key map (kbd "/ D") 'ibuffer-decompose-filter-group)
417 (define-key map (kbd "/ /") 'ibuffer-filter-disable)
419 (define-key map (kbd "M-n") 'ibuffer-forward-filter-group)
420 (define-key map (kbd "<right>") 'ibuffer-forward-filter-group)
421 (define-key map (kbd "M-p") 'ibuffer-backward-filter-group)
422 (define-key map (kbd "<left>") 'ibuffer-backward-filter-group)
423 (define-key map (kbd "M-j") 'ibuffer-jump-to-filter-group)
424 (define-key map (kbd "C-k") 'ibuffer-kill-line)
425 (define-key map (kbd "C-y") 'ibuffer-yank)
426 (define-key map (kbd "/ S") 'ibuffer-save-filter-groups)
427 (define-key map (kbd "/ R") 'ibuffer-switch-to-saved-filter-groups)
428 (define-key map (kbd "/ X") 'ibuffer-delete-saved-filter-groups)
429 (define-key map (kbd "/ \\") 'ibuffer-clear-filter-groups)
431 (define-key map (kbd "q") 'ibuffer-quit)
432 (define-key map (kbd "h") 'describe-mode)
433 (define-key map (kbd "?") 'describe-mode)
435 (define-key map (kbd "% n") 'ibuffer-mark-by-name-regexp)
436 (define-key map (kbd "% m") 'ibuffer-mark-by-mode-regexp)
437 (define-key map (kbd "% f") 'ibuffer-mark-by-file-name-regexp)
439 (define-key map (kbd "C-t") 'ibuffer-visit-tags-table)
441 (define-key map (kbd "|") 'ibuffer-do-shell-command-pipe)
442 (define-key map (kbd "!") 'ibuffer-do-shell-command-file)
443 (define-key map (kbd "~") 'ibuffer-do-toggle-modified)
444 ;; marked operations
445 (define-key map (kbd "A") 'ibuffer-do-view)
446 (define-key map (kbd "D") 'ibuffer-do-delete)
447 (define-key map (kbd "E") 'ibuffer-do-eval)
448 (define-key map (kbd "F") 'ibuffer-do-shell-command-file)
449 (define-key map (kbd "I") 'ibuffer-do-query-replace-regexp)
450 (define-key map (kbd "H") 'ibuffer-do-view-other-frame)
451 (define-key map (kbd "N") 'ibuffer-do-shell-command-pipe-replace)
452 (define-key map (kbd "M") 'ibuffer-do-toggle-modified)
453 (define-key map (kbd "O") 'ibuffer-do-occur)
454 (define-key map (kbd "P") 'ibuffer-do-print)
455 (define-key map (kbd "Q") 'ibuffer-do-query-replace)
456 (define-key map (kbd "R") 'ibuffer-do-rename-uniquely)
457 (define-key map (kbd "S") 'ibuffer-do-save)
458 (define-key map (kbd "T") 'ibuffer-do-toggle-read-only)
459 (define-key map (kbd "U") 'ibuffer-do-replace-regexp)
460 (define-key map (kbd "V") 'ibuffer-do-revert)
461 (define-key map (kbd "W") 'ibuffer-do-view-and-eval)
462 (define-key map (kbd "X") 'ibuffer-do-shell-command-pipe)
464 (define-key map (kbd "k") 'ibuffer-do-kill-lines)
465 (define-key map (kbd "w") 'ibuffer-copy-filename-as-kill)
467 (define-key map (kbd "RET") 'ibuffer-visit-buffer)
468 (define-key map (kbd "e") 'ibuffer-visit-buffer)
469 (define-key map (kbd "f") 'ibuffer-visit-buffer)
470 (define-key map (kbd "C-x C-f") 'ibuffer-find-file)
471 (define-key map (kbd "o") 'ibuffer-visit-buffer-other-window)
472 (define-key map (kbd "C-o") 'ibuffer-visit-buffer-other-window-noselect)
473 (define-key map (kbd "M-o") 'ibuffer-visit-buffer-1-window)
474 (define-key map (kbd "v") 'ibuffer-do-view)
475 (define-key map (kbd "C-x v") 'ibuffer-do-view-horizontally)
476 (define-key map (kbd "C-c C-a") 'ibuffer-auto-mode)
477 (define-key map (kbd "C-x 4 RET") 'ibuffer-visit-buffer-other-window)
478 (define-key map (kbd "C-x 5 RET") 'ibuffer-visit-buffer-other-frame)
480 (define-key map [menu-bar view]
481 (cons "View" (make-sparse-keymap "View")))
483 (define-key-after map [menu-bar view visit-buffer]
484 '(menu-item "View this buffer" ibuffer-visit-buffer))
485 (define-key-after map [menu-bar view visit-buffer-other-window]
486 '(menu-item "View (other window)" ibuffer-visit-buffer-other-window))
487 (define-key-after map [menu-bar view visit-buffer-other-frame]
488 '(menu-item "View (other frame)" ibuffer-visit-buffer-other-frame))
489 (define-key-after map [menu-bar view ibuffer-update]
490 '(menu-item "Update" ibuffer-update
491 :help "Regenerate the list of buffers"))
492 (define-key-after map [menu-bar view switch-format]
493 '(menu-item "Switch display format" ibuffer-switch-format
494 :help "Toggle between available values of `ibuffer-formats'"))
496 (define-key-after map [menu-bar view dashes]
497 '("--"))
499 (define-key-after map [menu-bar view sort]
500 (cons "Sort" (make-sparse-keymap "Sort")))
502 (define-key-after map [menu-bar view sort do-sort-by-major-mode]
503 '(menu-item "Sort by major mode" ibuffer-do-sort-by-major-mode))
504 (define-key-after map [menu-bar view sort do-sort-by-size]
505 '(menu-item "Sort by buffer size" ibuffer-do-sort-by-size))
506 (define-key-after map [menu-bar view sort do-sort-by-alphabetic]
507 '(menu-item "Sort lexicographically" ibuffer-do-sort-by-alphabetic
508 :help "Sort by the alphabetic order of buffer name"))
509 (define-key-after map [menu-bar view sort do-sort-by-recency]
510 '(menu-item "Sort by view time" ibuffer-do-sort-by-recency
511 :help "Sort by the last time the buffer was displayed"))
512 (define-key-after map [menu-bar view sort invert-sorting]
513 '(menu-item "Reverse sorting order" ibuffer-invert-sorting))
514 (define-key-after map [menu-bar view sort toggle-sorting-mode]
515 '(menu-item "Switch sorting mode" ibuffer-toggle-sorting-mode
516 :help "Switch between the various sorting criteria"))
518 (define-key-after map [menu-bar view filter]
519 (cons "Filter" (make-sparse-keymap "Filter")))
521 (define-key-after map [menu-bar view filter filter-disable]
522 '(menu-item "Disable all filtering" ibuffer-filter-disable
523 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
524 (define-key-after map [menu-bar view filter filter-by-mode]
525 '(menu-item "Add filter by major mode..." ibuffer-filter-by-mode))
526 (define-key-after map [menu-bar view filter filter-by-mode]
527 '(menu-item "Add filter by major mode in use..." ibuffer-filter-by-used-mode))
528 (define-key-after map [menu-bar view filter filter-by-name]
529 '(menu-item "Add filter by buffer name..." ibuffer-filter-by-name))
530 (define-key-after map [menu-bar view filter filter-by-filename]
531 '(menu-item "Add filter by filename..." ibuffer-filter-by-filename))
532 (define-key-after map [menu-bar view filter filter-by-size-lt]
533 '(menu-item "Add filter by size less than..." ibuffer-filter-by-size-lt))
534 (define-key-after map [menu-bar view filter filter-by-size-gt]
535 '(menu-item "Add filter by size greater than..." ibuffer-filter-by-size-gt))
536 (define-key-after map [menu-bar view filter filter-by-content]
537 '(menu-item "Add filter by content (regexp)..." ibuffer-filter-by-content))
538 (define-key-after map [menu-bar view filter filter-by-predicate]
539 '(menu-item "Add filter by Lisp predicate..." ibuffer-filter-by-predicate))
540 (define-key-after map [menu-bar view filter pop-filter]
541 '(menu-item "Remove top filter" ibuffer-pop-filter
542 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
543 (define-key-after map [menu-bar view filter or-filter]
544 '(menu-item "OR top two filters" ibuffer-or-filter
545 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
546 (cdr ibuffer-filtering-qualifiers))
547 :help "Create a new filter which is the logical OR of the top two filters"))
548 (define-key-after map [menu-bar view filter negate-filter]
549 '(menu-item "Negate top filter" ibuffer-negate-filter
550 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
551 (define-key-after map [menu-bar view filter decompose-filter]
552 '(menu-item "Decompose top filter" ibuffer-decompose-filter
553 :enable (and (featurep 'ibuf-ext) (memq (car ibuffer-filtering-qualifiers) '(or saved not)))
554 :help "Break down a complex filter like OR or NOT"))
555 (define-key-after map [menu-bar view filter exchange-filters]
556 '(menu-item "Swap top two filters" ibuffer-exchange-filters
557 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
558 (cdr ibuffer-filtering-qualifiers))))
559 (define-key-after map [menu-bar view filter save-filters]
560 '(menu-item "Save current filters permanently..." ibuffer-save-filters
561 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
562 :help "Use a mnemnonic name to store current filter stack"))
563 (define-key-after map [menu-bar view filter switch-to-saved-filters]
564 '(menu-item "Restore permanently saved filters..." ibuffer-switch-to-saved-filters
565 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)
566 :help "Replace current filters with a saved stack"))
567 (define-key-after map [menu-bar view filter add-saved-filters]
568 '(menu-item "Add to permanently saved filters..." ibuffer-add-saved-filters
569 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
570 :help "Include already saved stack with current filters"))
571 (define-key-after map [menu-bar view filter delete-saved-filters]
572 '(menu-item "Delete permanently saved filters..."
573 ibuffer-delete-saved-filters
574 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)))
576 ;; Filter groups
578 (define-key-after groups-map [filters-to-filter-group]
579 '(menu-item "Create filter group from current filters..."
580 ibuffer-filters-to-filter-group
581 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
582 (define-key-after groups-map [forward-filter-group]
583 '(menu-item "Move point to the next filter group"
584 ibuffer-forward-filter-group))
585 (define-key-after groups-map [backward-filter-group]
586 '(menu-item "Move point to the previous filter group"
587 ibuffer-backward-filter-group))
588 (define-key-after groups-map [jump-to-filter-group]
589 '(menu-item "Move point to a specific filter group..."
590 ibuffer-jump-to-filter-group))
591 (define-key-after groups-map [kill-filter-group]
592 '(menu-item "Kill filter group named..."
593 ibuffer-kill-filter-group
594 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
595 (define-key-after groups-map [yank-filter-group]
596 '(menu-item "Yank last killed filter group before..."
597 ibuffer-yank-filter-group
598 :enable (and (featurep 'ibuf-ext) ibuffer-filter-group-kill-ring)))
599 (define-key-after groups-map [pop-filter-group]
600 '(menu-item "Remove top filter group"
601 ibuffer-pop-filter-group
602 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
603 (define-key-after groups-map [clear-filter-groups]
604 '(menu-item "Remove all filter groups"
605 ibuffer-clear-filter-groups
606 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
607 (define-key-after groups-map [pop-filter-group]
608 '(menu-item "Decompose filter group..."
609 ibuffer-pop-filter-group
610 :help "\"Unmake\" a filter group"
611 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
612 (define-key-after groups-map [save-filter-groups]
613 '(menu-item "Save current filter groups permanently..."
614 ibuffer-save-filter-groups
615 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)
616 :help "Use a mnemnonic name to store current filter groups"))
617 (define-key-after groups-map [switch-to-saved-filter-groups]
618 '(menu-item "Restore permanently saved filters..."
619 ibuffer-switch-to-saved-filter-groups
620 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)
621 :help "Replace current filters with a saved stack"))
622 (define-key-after groups-map [delete-saved-filter-groups]
623 '(menu-item "Delete permanently saved filter groups..."
624 ibuffer-delete-saved-filter-groups
625 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)))
626 (define-key-after groups-map [set-filter-groups-by-mode]
627 '(menu-item "Set current filter groups to filter by mode"
628 ibuffer-set-filter-groups-by-mode))
630 (define-key-after map [menu-bar view filter-groups]
631 (cons "Filter Groups" groups-map))
633 (define-key-after map [menu-bar view dashes2]
634 '("--"))
635 (define-key-after map [menu-bar view diff-with-file]
636 '(menu-item "Diff with file" ibuffer-diff-with-file
637 :help "View the differences between this buffer and its file"))
638 (define-key-after map [menu-bar view auto-mode]
639 '(menu-item "Toggle Auto Mode" ibuffer-auto-mode
640 :help "Attempt to automatically update the Ibuffer buffer"))
641 (define-key-after map [menu-bar view customize]
642 '(menu-item "Customize Ibuffer" (lambda () (interactive)
643 (customize-group 'ibuffer))
644 :help "Use Custom to customize Ibuffer"))
646 (define-key-after map [menu-bar mark]
647 (cons "Mark" (make-sparse-keymap "Mark")))
649 (define-key-after map [menu-bar mark toggle-marks]
650 '(menu-item "Toggle marks" ibuffer-toggle-marks
651 :help "Unmark marked buffers, and mark unmarked buffers"))
652 (define-key-after map [menu-bar mark mark-forward]
653 '(menu-item "Mark" ibuffer-mark-forward
654 :help "Mark the buffer at point"))
655 (define-key-after map [menu-bar mark unmark-forward]
656 '(menu-item "Unmark" ibuffer-unmark-forward
657 :help "Unmark the buffer at point"))
658 (define-key-after map [menu-bar mark mark-by-mode]
659 '(menu-item "Mark by mode..." ibuffer-mark-by-mode
660 :help "Mark all buffers in a particular major mode"))
661 (define-key-after map [menu-bar mark mark-modified-buffers]
662 '(menu-item "Mark modified buffers" ibuffer-mark-modified-buffers
663 :help "Mark all buffers which have been modified"))
664 (define-key-after map [menu-bar mark mark-unsaved-buffers]
665 '(menu-item "Mark unsaved buffers" ibuffer-mark-unsaved-buffers
666 :help "Mark all buffers which have a file and are modified"))
667 (define-key-after map [menu-bar mark mark-read-only-buffers]
668 '(menu-item "Mark read-only buffers" ibuffer-mark-read-only-buffers
669 :help "Mark all buffers which are read-only"))
670 (define-key-after map [menu-bar mark mark-special-buffers]
671 '(menu-item "Mark special buffers" ibuffer-mark-special-buffers
672 :help "Mark all buffers whose name begins with a *"))
673 (define-key-after map [menu-bar mark mark-dired-buffers]
674 '(menu-item "Mark dired buffers" ibuffer-mark-dired-buffers
675 :help "Mark buffers in dired-mode"))
676 (define-key-after map [menu-bar mark mark-dissociated-buffers]
677 '(menu-item "Mark dissociated buffers" ibuffer-mark-dissociated-buffers
678 :help "Mark buffers with a non-existent associated file"))
679 (define-key-after map [menu-bar mark mark-help-buffers]
680 '(menu-item "Mark help buffers" ibuffer-mark-help-buffers
681 :help "Mark buffers in help-mode"))
682 (define-key-after map [menu-bar mark mark-old-buffers]
683 '(menu-item "Mark old buffers" ibuffer-mark-old-buffers
684 :help "Mark buffers which have not been viewed recently"))
685 (define-key-after map [menu-bar mark unmark-all]
686 '(menu-item "Unmark All" ibuffer-unmark-all))
688 (define-key-after map [menu-bar mark dashes]
689 '("--"))
691 (define-key-after map [menu-bar mark mark-by-name-regexp]
692 '(menu-item "Mark by buffer name (regexp)..." ibuffer-mark-by-name-regexp
693 :help "Mark buffers whose name matches a regexp"))
694 (define-key-after map [menu-bar mark mark-by-mode-regexp]
695 '(menu-item "Mark by major mode (regexp)..." ibuffer-mark-by-mode-regexp
696 :help "Mark buffers whose major mode name matches a regexp"))
697 (define-key-after map [menu-bar mark mark-by-file-name-regexp]
698 '(menu-item "Mark by file name (regexp)..." ibuffer-mark-by-file-name-regexp
699 :help "Mark buffers whose file name matches a regexp"))
701 ;; Operate map is added later
703 (define-key-after operate-map [do-view]
704 '(menu-item "View" ibuffer-do-view))
705 (define-key-after operate-map [do-view-other-frame]
706 '(menu-item "View (separate frame)" ibuffer-do-view-other-frame))
707 (define-key-after operate-map [do-save]
708 '(menu-item "Save" ibuffer-do-save))
709 (define-key-after operate-map [do-replace-regexp]
710 '(menu-item "Replace (regexp)..." ibuffer-do-replace-regexp
711 :help "Replace text inside marked buffers"))
712 (define-key-after operate-map [do-query-replace]
713 '(menu-item "Query Replace..." ibuffer-do-query-replace
714 :help "Replace text in marked buffers, asking each time"))
715 (define-key-after operate-map [do-query-replace-regexp]
716 '(menu-item "Query Replace (regexp)..." ibuffer-do-query-replace-regexp
717 :help "Replace text in marked buffers by regexp, asking each time"))
718 (define-key-after operate-map [do-print]
719 '(menu-item "Print" ibuffer-do-print))
720 (define-key-after operate-map [do-toggle-modified]
721 '(menu-item "Toggle modification flag" ibuffer-do-toggle-modified))
722 (define-key-after operate-map [do-revert]
723 '(menu-item "Revert" ibuffer-do-revert
724 :help "Revert marked buffers to their associated file"))
725 (define-key-after operate-map [do-rename-uniquely]
726 '(menu-item "Rename Uniquely" ibuffer-do-rename-uniquely
727 :help "Rename marked buffers to a new, unique name"))
728 (define-key-after operate-map [do-delete]
729 '(menu-item "Kill" ibuffer-do-delete))
730 (define-key-after operate-map [do-occur]
731 '(menu-item "List lines matching..." ibuffer-do-occur
732 :help "View all lines in marked buffers matching a regexp"))
733 (define-key-after operate-map [do-shell-command-pipe]
734 '(menu-item "Pipe to shell command..." ibuffer-do-shell-command-pipe
735 :help "For each marked buffer, send its contents to a shell command"))
736 (define-key-after operate-map [do-shell-command-pipe-replace]
737 '(menu-item "Pipe to shell command (replace)..." ibuffer-do-shell-command-pipe-replace
738 :help "For each marked buffer, replace its contents with output of shell command"))
739 (define-key-after operate-map [do-shell-command-file]
740 '(menu-item "Shell command on buffer's file..." ibuffer-do-shell-command-file
741 :help "For each marked buffer, run a shell command with its file as argument"))
742 (define-key-after operate-map [do-eval]
743 '(menu-item "Eval..." ibuffer-do-eval
744 :help "Evaluate a Lisp form in each marked buffer"))
745 (define-key-after operate-map [do-view-and-eval]
746 '(menu-item "Eval (viewing buffer)..." ibuffer-do-view-and-eval
747 :help "Evaluate a Lisp form in each marked buffer while viewing it"))
749 (setq ibuffer-mode-map map
750 ibuffer-mode-operate-map operate-map
751 ibuffer-mode-groups-popup (copy-keymap groups-map))))
753 (define-key ibuffer-mode-groups-popup [kill-filter-group]
754 '(menu-item "Kill filter group"
755 ibuffer-kill-line
756 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
757 (define-key ibuffer-mode-groups-popup [yank-filter-group]
758 '(menu-item "Yank last killed filter group"
759 ibuffer-yank
760 :enable (and (featurep 'ibuf-ext) ibuffer-filter-group-kill-ring)))
762 (defvar ibuffer-name-map nil)
763 (unless ibuffer-name-map
764 (let ((map (make-sparse-keymap)))
765 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
766 (define-key map [(mouse-2)] 'ibuffer-mouse-visit-buffer)
767 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
768 (setq ibuffer-name-map map)))
770 (defvar ibuffer-mode-name-map nil)
771 (unless ibuffer-mode-name-map
772 (let ((map (make-sparse-keymap)))
773 (define-key map [(mouse-2)] 'ibuffer-mouse-filter-by-mode)
774 (define-key map (kbd "RET") 'ibuffer-interactive-filter-by-mode)
775 (setq ibuffer-mode-name-map map)))
777 (defvar ibuffer-mode-filter-group-map nil)
778 (unless ibuffer-mode-filter-group-map
779 (let ((map (make-sparse-keymap)))
780 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
781 (define-key map [(mouse-2)] 'ibuffer-mouse-toggle-filter-group)
782 (define-key map (kbd "RET") 'ibuffer-toggle-filter-group)
783 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
784 (setq ibuffer-mode-filter-group-map map)))
786 (defvar ibuffer-mode-hooks nil)
788 (defvar ibuffer-delete-window-on-quit nil
789 "Whether or not to delete the window upon exiting `ibuffer'.")
791 (defvar ibuffer-did-modification nil)
793 (defvar ibuffer-sorting-functions-alist nil
794 "An alist of functions which describe how to sort buffers.
796 Note: You most likely do not want to modify this variable directly;
797 use `define-ibuffer-sorter' instead.
799 The alist elements are constructed like (NAME DESCRIPTION FUNCTION)
800 Where NAME is a symbol describing the sorting method, DESCRIPTION is a
801 short string which will be displayed in the minibuffer and menu, and
802 FUNCTION is a function of two arguments, which will be the buffers to
803 compare.")
805 ;;; Utility functions
806 (defun ibuffer-columnize-and-insert-list (list &optional pad-width)
807 "Insert LIST into the current buffer in as many columns as possible.
808 The maximum number of columns is determined by the current window
809 width and the longest string in LIST."
810 (unless pad-width
811 (setq pad-width 3))
812 (let ((width (window-width))
813 (max (+ (apply #'max (mapcar #'length list))
814 pad-width)))
815 (let ((columns (/ width max)))
816 (when (zerop columns)
817 (setq columns 1))
818 (while list
819 (dotimes (i (1- columns))
820 (insert (concat (car list) (make-string (- max (length (car list)))
821 ? )))
822 (setq list (cdr list)))
823 (when (not (null list))
824 (insert (pop list)))
825 (insert "\n")))))
827 (defsubst ibuffer-current-mark ()
828 (cadr (get-text-property (line-beginning-position)
829 'ibuffer-properties)))
831 (defun ibuffer-mouse-toggle-mark (event)
832 "Toggle the marked status of the buffer chosen with the mouse."
833 (interactive "e")
834 (unwind-protect
835 (let ((pt (save-excursion
836 (mouse-set-point event)
837 (point))))
838 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
839 (ibuffer-toggle-marks it)
840 (goto-char pt)
841 (let ((mark (ibuffer-current-mark)))
842 (setq buffer-read-only nil)
843 (if (eq mark ibuffer-marked-char)
844 (ibuffer-set-mark ? )
845 (ibuffer-set-mark ibuffer-marked-char)))))
846 (setq buffer-read-only t)))
848 (defun ibuffer-find-file (file &optional wildcards)
849 "Like `find-file', but default to the directory of the buffer at point."
850 (interactive
851 (let ((default-directory (let ((buf (ibuffer-current-buffer)))
852 (if (buffer-live-p buf)
853 (with-current-buffer buf
854 default-directory)
855 default-directory))))
856 (list (read-file-name "Find file: " default-directory)
857 current-prefix-arg)))
858 (find-file file (or wildcards (interactive-p))))
860 (defun ibuffer-mouse-visit-buffer (event)
861 "Visit the buffer chosen with the mouse."
862 (interactive "e")
863 (switch-to-buffer
864 (save-excursion
865 (mouse-set-point event)
866 (ibuffer-current-buffer t))))
868 (defun ibuffer-mouse-popup-menu (event)
869 "Display a menu of operations."
870 (interactive "e")
871 (let ((eventpt (save-excursion
872 (mouse-set-point event)
873 (point))))
874 (unwind-protect
875 (if (get-text-property eventpt 'ibuffer-filter-group-name)
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))))
888 (defun ibuffer-skip-properties (props direction)
889 (while (and (not (eobp))
890 (let ((hit nil))
891 (dolist (prop props hit)
892 (when (get-text-property (point) prop)
893 (setq hit t)))))
894 (forward-line direction)
895 (beginning-of-line)))
897 (defun ibuffer-backward-line (&optional arg skip-group-names)
898 "Move backwards ARG lines, wrapping around the list if necessary."
899 (interactive "P")
900 (unless arg
901 (setq arg 1))
902 (beginning-of-line)
903 (while (> arg 0)
904 (forward-line -1)
905 (when (and ibuffer-movement-cycle
906 (or (get-text-property (point) 'ibuffer-title)
907 (and skip-group-names
908 (get-text-property (point) 'ibuffer-filter-group-name))))
909 (goto-char (point-max))
910 (beginning-of-line))
911 (ibuffer-skip-properties (append '(ibuffer-summary)
912 (when skip-group-names
913 '(ibuffer-filter-group-name)))
915 ;; Handle the special case of no buffers.
916 (when (get-text-property (point) 'ibuffer-title)
917 (forward-line 1)
918 (setq arg 1))
919 (decf arg)))
921 (defun ibuffer-forward-line (&optional arg skip-group-names)
922 "Move forward ARG lines, wrapping around the list if necessary."
923 (interactive "P")
924 (unless arg
925 (setq arg 1))
926 (beginning-of-line)
927 (when (and ibuffer-movement-cycle
928 (or (eobp)
929 (get-text-property (point) 'ibuffer-summary)))
930 (goto-char (point-min)))
931 (when (or (get-text-property (point) 'ibuffer-title)
932 (and skip-group-names
933 (get-text-property (point) 'ibuffer-filter-group-name)))
934 (when (> arg 0)
935 (decf arg))
936 (ibuffer-skip-properties (append '(ibuffer-title)
937 (when skip-group-names
938 '(ibuffer-filter-group-name)))
940 (if (< arg 0)
941 (ibuffer-backward-line (- arg))
942 (while (> arg 0)
943 (forward-line 1)
944 (when (and ibuffer-movement-cycle
945 (or (eobp)
946 (get-text-property (point) 'ibuffer-summary)))
947 (goto-char (point-min)))
948 (decf arg)
949 (ibuffer-skip-properties (append '(ibuffer-title)
950 (when skip-group-names
951 '(ibuffer-filter-group-name)))
952 1))))
954 (defun ibuffer-visit-buffer (&optional single)
955 "Visit the buffer on this line.
957 If optional argument SINGLE is non-nil, then also ensure there is only
958 one window."
959 (interactive "P")
960 (let ((buf (ibuffer-current-buffer t)))
961 (bury-buffer (current-buffer))
962 (switch-to-buffer buf)
963 (when single
964 (delete-other-windows))))
966 (defun ibuffer-visit-buffer-other-window (&optional noselect)
967 "Visit the buffer on this line in another window."
968 (interactive)
969 (let ((buf (ibuffer-current-buffer t)))
970 (bury-buffer (current-buffer))
971 (if noselect
972 (let ((curwin (selected-window)))
973 (pop-to-buffer buf)
974 (select-window curwin))
975 (switch-to-buffer-other-window buf))))
977 (defun ibuffer-visit-buffer-other-window-noselect ()
978 "Visit the buffer on this line in another window, but don't select it."
979 (interactive)
980 (ibuffer-visit-buffer-other-window t))
982 (defun ibuffer-visit-buffer-other-frame ()
983 "Visit the buffer on this line in another frame."
984 (interactive)
985 (let ((buf (ibuffer-current-buffer t)))
986 (bury-buffer (current-buffer))
987 (switch-to-buffer-other-frame buf)))
989 (defun ibuffer-visit-buffer-1-window ()
990 "Visit the buffer on this line, and delete other windows."
991 (interactive)
992 (ibuffer-visit-buffer t))
994 (defun ibuffer-bury-buffer ()
995 "Bury the buffer on this line."
996 (interactive)
997 (let ((buf (ibuffer-current-buffer t))
998 (line (+ 1 (count-lines 1 (point)))))
999 (bury-buffer buf)
1000 (ibuffer-update nil t)
1001 (goto-line line)))
1003 (defun ibuffer-visit-tags-table ()
1004 "Visit the tags table in the buffer on this line. See `visit-tags-table'."
1005 (interactive)
1006 (let ((file (buffer-file-name (ibuffer-current-buffer t))))
1007 (if file
1008 (visit-tags-table file)
1009 (error "Specified buffer has no file"))))
1011 (defun ibuffer-do-view (&optional other-frame)
1012 "View marked buffers, or the buffer on the current line.
1013 If optional argument OTHER-FRAME is non-nil, then display each
1014 marked buffer in a new frame. Otherwise, display each buffer as
1015 a new window in the current frame, splitting vertically."
1016 (interactive)
1017 (ibuffer-do-view-1 (if other-frame 'other-frame 'vertically)))
1019 (defun ibuffer-do-view-horizontally (&optional other-frame)
1020 "As `ibuffer-do-view', but split windows horizontally."
1021 (interactive)
1022 (ibuffer-do-view-1 (if other-frame 'other-frame 'horizontally)))
1024 (defun ibuffer-do-view-1 (type)
1025 (let ((marked-bufs (ibuffer-get-marked-buffers)))
1026 (when (null marked-bufs)
1027 (setq marked-bufs (list (ibuffer-current-buffer t))))
1028 (unless (and (eq type 'other-frame)
1029 (not ibuffer-expert)
1030 (> (length marked-bufs) 3)
1031 (not (y-or-n-p (format "Really create a new frame for %s buffers? "
1032 (length marked-bufs)))))
1033 (set-buffer-modified-p nil)
1034 (delete-other-windows)
1035 (switch-to-buffer (pop marked-bufs))
1036 (let ((height (/ (1- (if (eq type 'horizontally) (frame-width)
1037 (frame-height)))
1038 (1+ (length marked-bufs)))))
1039 (mapcar (if (eq type 'other-frame)
1040 #'(lambda (buf)
1041 (let ((curframe (selected-frame)))
1042 (select-frame (new-frame))
1043 (switch-to-buffer buf)
1044 (select-frame curframe)))
1045 #'(lambda (buf)
1046 (split-window nil height (eq type 'horizontally))
1047 (other-window 1)
1048 (switch-to-buffer buf)))
1049 marked-bufs)))))
1051 (defun ibuffer-do-view-other-frame ()
1052 "View each of the marked buffers in a separate frame."
1053 (interactive)
1054 (ibuffer-do-view t))
1056 (defsubst ibuffer-map-marked-lines (func)
1057 (prog1 (ibuffer-map-on-mark ibuffer-marked-char func)
1058 (ibuffer-redisplay t)))
1060 (defun ibuffer-shrink-to-fit (&optional owin)
1061 (fit-window-to-buffer nil (when owin (/ (frame-height)
1062 (length (window-list (selected-frame)))))))
1064 (defun ibuffer-confirm-operation-on (operation names)
1065 "Display a buffer asking whether to perform OPERATION on NAMES."
1066 (or ibuffer-expert
1067 (if (= (length names) 1)
1068 (y-or-n-p (format "Really %s buffer %s? " operation (car names)))
1069 (let ((buf (get-buffer-create "*Ibuffer confirmation*")))
1070 (with-current-buffer buf
1071 (setq buffer-read-only nil)
1072 (erase-buffer)
1073 (ibuffer-columnize-and-insert-list names)
1074 (goto-char (point-min))
1075 (setq buffer-read-only t))
1076 (let ((lastwin (car (last (ibuffer-window-list)))))
1077 ;; Now attempt to display the buffer...
1078 (save-window-excursion
1079 (select-window lastwin)
1080 ;; The window might be too small to split; in that case,
1081 ;; try a few times to increase its size before giving up.
1082 (let ((attempts 0)
1083 (trying t))
1084 (while trying
1085 (condition-case err
1086 (progn
1087 (split-window)
1088 (setq trying nil))
1089 (error
1090 ;; Handle a failure
1091 (if (or (> (incf attempts) 4)
1092 (and (stringp (cadr err))
1093 ;; This definitely falls in the ghetto hack category...
1094 (not (string-match "too small" (cadr err)))))
1095 (apply #'signal err)
1096 (enlarge-window 3))))))
1097 ;; This part doesn't work correctly sometimes under XEmacs.
1098 (select-window (next-window))
1099 (switch-to-buffer buf)
1100 (unwind-protect
1101 (progn
1102 (fit-window-to-buffer)
1103 (y-or-n-p (format "Really %s %d buffers? "
1104 operation (length names))))
1105 (kill-buffer buf))))))))
1107 (defsubst ibuffer-map-lines-nomodify (function)
1108 "As `ibuffer-map-lines', but don't set the modification flag."
1109 (ibuffer-map-lines function t))
1111 (defun ibuffer-buffer-names-with-mark (mark)
1112 (let ((ibuffer-buffer-names-with-mark-result nil))
1113 (ibuffer-map-lines-nomodify
1114 #'(lambda (buf mk)
1115 (when (char-equal mark mk)
1116 (push (buffer-name buf)
1117 ibuffer-buffer-names-with-mark-result))))
1118 ibuffer-buffer-names-with-mark-result))
1120 (defsubst ibuffer-marked-buffer-names ()
1121 (ibuffer-buffer-names-with-mark ibuffer-marked-char))
1123 (defsubst ibuffer-deletion-marked-buffer-names ()
1124 (ibuffer-buffer-names-with-mark ibuffer-deletion-char))
1126 (defun ibuffer-count-marked-lines (&optional all)
1127 (if all
1128 (ibuffer-map-lines-nomodify
1129 #'(lambda (buf mark)
1130 (not (char-equal mark ? ))))
1131 (ibuffer-map-lines-nomodify
1132 #'(lambda (buf mark)
1133 (char-equal mark ibuffer-marked-char)))))
1135 (defsubst ibuffer-count-deletion-lines ()
1136 (ibuffer-map-lines-nomodify
1137 #'(lambda (buf mark)
1138 (char-equal mark ibuffer-deletion-char))))
1140 (defsubst ibuffer-map-deletion-lines (func)
1141 (ibuffer-map-on-mark ibuffer-deletion-char func))
1143 (define-ibuffer-op ibuffer-do-save ()
1144 "Save marked buffers as with `save-buffer'."
1145 (:complex t
1146 :opstring "saved"
1147 :modifier-p :maybe)
1148 (when (buffer-modified-p buf)
1149 (if (not (with-current-buffer buf
1150 buffer-file-name))
1151 ;; handle the case where we're prompted
1152 ;; for a file name
1153 (save-window-excursion
1154 (switch-to-buffer buf)
1155 (save-buffer))
1156 (with-current-buffer buf
1157 (save-buffer))))
1160 (define-ibuffer-op ibuffer-do-toggle-modified ()
1161 "Toggle modification flag of marked buffers."
1162 (:opstring "(un)marked as modified"
1163 :modifier-p t)
1164 (set-buffer-modified-p (not (buffer-modified-p))))
1166 (define-ibuffer-op ibuffer-do-toggle-read-only ()
1167 "Toggle read only status in marked buffers."
1168 (:opstring "toggled read only status in"
1169 :modifier-p t)
1170 (toggle-read-only))
1172 (define-ibuffer-op ibuffer-do-delete ()
1173 "Kill marked buffers as with `kill-this-buffer'."
1174 (:opstring "killed"
1175 :active-opstring "kill"
1176 :dangerous t
1177 :complex t
1178 :modifier-p t)
1179 (if (kill-buffer buf)
1180 'kill
1181 nil))
1183 (define-ibuffer-op ibuffer-do-kill-on-deletion-marks ()
1184 "Kill buffers marked for deletion as with `kill-this-buffer'."
1185 (:opstring "killed"
1186 :active-opstring "kill"
1187 :dangerous t
1188 :complex t
1189 :mark :deletion
1190 :modifier-p t)
1191 (if (kill-buffer buf)
1192 'kill
1193 nil))
1195 (defun ibuffer-unmark-all (mark)
1196 "Unmark all buffers with mark MARK."
1197 (interactive "cRemove marks (RET means all):")
1198 (if (= (ibuffer-count-marked-lines t) 0)
1199 (message "No buffers marked; use 'm' to mark a buffer")
1200 (cond
1201 ((char-equal mark ibuffer-marked-char)
1202 (ibuffer-map-marked-lines
1203 #'(lambda (buf mark)
1204 (ibuffer-set-mark-1 ? )
1205 t)))
1206 ((char-equal mark ibuffer-deletion-char)
1207 (ibuffer-map-deletion-lines
1208 #'(lambda (buf mark)
1209 (ibuffer-set-mark-1 ? )
1210 t)))
1212 (ibuffer-map-lines
1213 #'(lambda (buf mark)
1214 (when (not (char-equal mark ? ))
1215 (ibuffer-set-mark-1 ? ))
1216 t)))))
1217 (ibuffer-redisplay t))
1219 (defun ibuffer-toggle-marks (&optional group)
1220 "Toggle which buffers are marked.
1221 In other words, unmarked buffers become marked, and marked buffers
1222 become unmarked.
1223 If point is on a group name, then this function operates on that
1224 group."
1225 (interactive)
1226 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1227 (setq group it))
1228 (let ((count
1229 (ibuffer-map-lines
1230 #'(lambda (buf mark)
1231 (cond ((eq mark ibuffer-marked-char)
1232 (ibuffer-set-mark-1 ? )
1233 nil)
1234 ((eq mark ? )
1235 (ibuffer-set-mark-1 ibuffer-marked-char)
1238 nil)))
1239 nil group)))
1240 (message "%s buffers marked" count))
1241 (ibuffer-redisplay t))
1243 (defun ibuffer-mark-forward (arg)
1244 "Mark the buffer on this line, and move forward ARG lines.
1245 If point is on a group name, this function operates on that group."
1246 (interactive "P")
1247 (ibuffer-mark-interactive arg ibuffer-marked-char 1))
1249 (defun ibuffer-unmark-forward (arg)
1250 "Unmark 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 ? 1))
1255 (defun ibuffer-unmark-backward (arg)
1256 "Unmark the buffer on this line, and move backward 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-mark-interactive (arg mark movement)
1262 (assert (eq major-mode 'ibuffer-mode))
1263 (unless arg
1264 (setq arg 1))
1265 (ibuffer-forward-line 0)
1266 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1267 (progn
1268 (require 'ibuf-ext)
1269 (ibuffer-mark-on-buffer #'identity mark it))
1270 (ibuffer-forward-line 0 t)
1271 (let ((inhibit-read-only t))
1272 (while (> arg 0)
1273 (ibuffer-set-mark mark)
1274 (ibuffer-forward-line movement t)
1275 (setq arg (1- arg))))))
1277 (defun ibuffer-set-mark (mark)
1278 (assert (eq major-mode 'ibuffer-mode))
1279 (let ((inhibit-read-only t))
1280 (ibuffer-set-mark-1 mark)
1281 (setq ibuffer-did-modification t)
1282 (ibuffer-redisplay-current)
1283 (beginning-of-line)))
1285 (defun ibuffer-set-mark-1 (mark)
1286 (let ((beg (line-beginning-position))
1287 (end (line-end-position)))
1288 (put-text-property beg end 'ibuffer-properties
1289 (list (ibuffer-current-buffer)
1290 mark))))
1292 (defun ibuffer-mark-for-delete (arg)
1293 "Mark the buffers on ARG lines forward for deletion.
1294 If point is on a group name, this function operates on that group."
1295 (interactive "P")
1296 (ibuffer-mark-interactive arg ibuffer-deletion-char 1))
1298 (defun ibuffer-mark-for-delete-backwards (arg)
1299 "Mark the buffers on ARG lines backward 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-current-buffer (&optional must-be-live)
1305 (let ((buf (car (get-text-property (line-beginning-position)
1306 'ibuffer-properties))))
1307 (when must-be-live
1308 (if (bufferp buf)
1309 (unless (buffer-live-p buf)
1310 (error (substitute-command-keys "Buffer %s has been killed; use `\\[ibuffer-update]' to update") buf))
1311 (error "No buffer on this line")))
1312 buf))
1314 (defun ibuffer-active-formats-name ()
1315 (if (boundp 'ibuffer-filter-format-alist)
1316 (let ((ret nil))
1317 (dolist (filter ibuffer-filtering-qualifiers ret)
1318 (let ((val (assq (car filter) ibuffer-filter-format-alist)))
1319 (when val
1320 (setq ret (car filter)))))
1321 (if ret
1323 :ibuffer-formats))
1324 :ibuffer-formats))
1326 (defun ibuffer-current-formats (uncompiledp)
1327 (let* ((name (ibuffer-active-formats-name)))
1328 (ibuffer-check-formats)
1329 (if (eq name :ibuffer-formats)
1330 (if uncompiledp
1331 ibuffer-formats
1332 ibuffer-compiled-formats)
1333 (cadr (assq name
1334 (if uncompiledp
1335 ibuffer-filter-format-alist
1336 ibuffer-compiled-filter-formats))))))
1338 (defun ibuffer-current-format (&optional uncompiledp)
1339 (or ibuffer-current-format
1340 (setq ibuffer-current-format 0))
1341 (nth ibuffer-current-format (ibuffer-current-formats uncompiledp)))
1343 (defun ibuffer-expand-format-entry (form)
1344 (if (or (consp form)
1345 (symbolp form))
1346 (let ((sym (intern (concat "ibuffer-make-column-"
1347 (symbol-name (if (consp form)
1348 (car form)
1349 form))))))
1350 (unless (or (fboundp sym)
1351 (assq sym ibuffer-inline-columns))
1352 (error "Unknown column %s in ibuffer-formats" form))
1353 (let (min max align elide)
1354 (if (consp form)
1355 (setq min (or (nth 1 form) 0)
1356 max (or (nth 2 form) -1)
1357 align (or (nth 3 form) :left)
1358 elide (or (nth 4 form) nil))
1359 (setq min 0
1360 max -1
1361 align :left
1362 elide nil))
1363 (list sym min max align elide)))
1364 form))
1366 (defun ibuffer-compile-make-eliding-form (strvar elide from-end-p)
1367 (let ((ellipsis (propertize ibuffer-eliding-string 'font-lock-face 'bold)))
1368 (if (or elide ibuffer-elide-long-columns)
1369 `(if (> strlen 5)
1370 ,(if from-end-p
1371 `(concat ,ellipsis
1372 (substring ,strvar
1373 (length ibuffer-eliding-string)))
1374 `(concat
1375 (substring ,strvar 0 (- strlen ,(length ellipsis)))
1376 ,ellipsis))
1377 ,strvar)
1378 strvar)))
1380 (defun ibuffer-compile-make-substring-form (strvar maxvar from-end-p)
1381 (if from-end-p
1382 `(substring str
1383 (- strlen ,maxvar))
1384 `(substring ,strvar 0 ,maxvar)))
1386 (defun ibuffer-compile-make-format-form (strvar widthform alignment)
1387 (let* ((left `(make-string tmp2 ? ))
1388 (right `(make-string (- tmp1 tmp2) ? )))
1389 `(progn
1390 (setq tmp1 ,widthform
1391 tmp2 (/ tmp1 2))
1392 ,(case alignment
1393 (:right `(concat ,left ,right ,strvar))
1394 (:center `(concat ,left ,strvar ,right))
1395 (:left `(concat ,strvar ,left ,right))
1396 (t (error "Invalid alignment %s" alignment))))))
1398 (defun ibuffer-compile-format (format)
1399 (let ((result nil)
1400 ;; We use these variables to keep track of which variables
1401 ;; inside the generated function we need to bind, since
1402 ;; binding variables in Emacs takes time.
1403 str-used tmp1-used tmp2-used global-strlen-used)
1404 (dolist (form format)
1405 (push
1406 ;; Generate a form based on a particular format entry, like
1407 ;; " ", mark, or (mode 16 16 :right).
1408 (if (stringp form)
1409 ;; It's a string; all we need to do is insert it.
1410 `(insert ,form)
1411 (let* ((form (ibuffer-expand-format-entry form))
1412 (sym (nth 0 form))
1413 (min (nth 1 form))
1414 (max (nth 2 form))
1415 (align (nth 3 form))
1416 (elide (nth 4 form)))
1417 (let* ((from-end-p (when (minusp min)
1418 (setq min (- min))
1420 (letbindings nil)
1421 (outforms nil)
1422 minform
1423 maxform
1424 min-used max-used strlen-used)
1425 (when (or (not (integerp min)) (>= min 0))
1426 ;; This is a complex case; they want it limited to a
1427 ;; minimum size.
1428 (setq min-used t)
1429 (setq str-used t strlen-used t global-strlen-used t
1430 tmp1-used t tmp2-used t)
1431 ;; Generate code to limit the string to a minimum size.
1432 (setq minform `(progn
1433 (setq str
1434 ,(ibuffer-compile-make-format-form
1435 'str
1436 `(- ,(if (integerp min)
1438 'min)
1439 strlen)
1440 align)))))
1441 (when (or (not (integerp max)) (> max 0))
1442 (setq str-used t max-used t)
1443 ;; Generate code to limit the string to a maximum size.
1444 (setq maxform `(progn
1445 (setq str
1446 ,(ibuffer-compile-make-substring-form
1447 'str
1448 (if (integerp max)
1450 'max)
1451 from-end-p))
1452 (setq strlen (length str))
1453 (setq str
1454 ,(ibuffer-compile-make-eliding-form 'str
1455 elide
1456 from-end-p)))))
1457 ;; Now, put these forms together with the rest of the code.
1458 (let ((callform
1459 ;; Is this an "inline" column? This means we have
1460 ;; to get the code from the
1461 ;; `ibuffer-inline-columns' alist and insert it
1462 ;; into our generated code. Otherwise, we just
1463 ;; generate a call to the column function.
1464 (ibuffer-aif (assq sym ibuffer-inline-columns)
1465 (nth 1 it)
1466 `(,sym buffer mark)))
1467 ;; You're not expected to understand this. Hell, I
1468 ;; don't even understand it, and I wrote it five
1469 ;; minutes ago.
1470 (insertgenfn (ibuffer-aif (get sym 'ibuffer-column-summarizer)
1471 ;; I really, really wish Emacs Lisp had closures.
1472 (lambda (arg sym)
1473 `(insert
1474 (let ((ret ,arg))
1475 (put ',sym 'ibuffer-column-summary
1476 (cons ret (get ',sym 'ibuffer-column-summary)))
1477 ret)))
1478 (lambda (arg sym)
1479 `(insert ,arg))))
1480 (mincompform `(< strlen ,(if (integerp min)
1482 'min)))
1483 (maxcompform `(> strlen ,(if (integerp max)
1485 'max))))
1486 (if (or min-used max-used)
1487 ;; The complex case, where we have to limit the
1488 ;; form to a maximum or minimum size.
1489 (progn
1490 (when (and min-used (not (integerp min)))
1491 (push `(min ,min) letbindings))
1492 (when (and max-used (not (integerp max)))
1493 (push `(max ,max) letbindings))
1494 (push
1495 (if (and min-used max-used)
1496 `(if ,mincompform
1497 ,minform
1498 (if ,maxcompform
1499 ,maxform))
1500 (if min-used
1501 `(when ,mincompform
1502 ,minform)
1503 `(when ,maxcompform
1504 ,maxform)))
1505 outforms)
1506 (push (append
1507 `(setq str ,callform)
1508 (when strlen-used
1509 `(strlen (length str))))
1510 outforms)
1511 (setq outforms
1512 (append outforms (list (funcall insertgenfn 'str sym)))))
1513 ;; The simple case; just insert the string.
1514 (push (funcall insertgenfn callform sym) outforms))
1515 ;; Finally, return a `let' form which binds the
1516 ;; variables in `letbindings', and contains all the
1517 ;; code in `outforms'.
1518 `(let ,letbindings
1519 ,@outforms)))))
1520 result))
1521 (setq result
1522 ;; We don't want to unconditionally load the byte-compiler.
1523 (funcall (if (or ibuffer-always-compile-formats
1524 (featurep 'bytecomp))
1525 #'byte-compile
1526 #'identity)
1527 ;; Here, we actually create a lambda form which
1528 ;; inserts all the generated forms for each entry
1529 ;; in the format string.
1530 (nconc (list 'lambda '(buffer mark))
1531 `((let ,(append (when str-used
1532 '(str))
1533 (when global-strlen-used
1534 '(strlen))
1535 (when tmp1-used
1536 '(tmp1))
1537 (when tmp2-used
1538 '(tmp2)))
1539 ,@(nreverse result))))))))
1541 (defvar ibuffer-compiled-formats nil)
1542 (defvar ibuffer-cached-formats nil)
1543 (defvar ibuffer-cached-eliding-string nil)
1544 (defvar ibuffer-cached-elide-long-columns 0)
1546 (defun ibuffer-recompile-formats ()
1547 "Recompile `ibuffer-formats'."
1548 (interactive)
1549 (setq ibuffer-compiled-formats
1550 (mapcar #'ibuffer-compile-format ibuffer-formats))
1551 (when (boundp 'ibuffer-filter-format-alist)
1552 (setq ibuffer-compiled-filter-formats
1553 (mapcar #'(lambda (entry)
1554 (cons (car entry)
1555 (mapcar #'(lambda (formats)
1556 (mapcar #'ibuffer-compile-format formats))
1557 (cdr entry))))
1558 ibuffer-filter-format-alist))))
1560 (defun ibuffer-clear-summary-columns (format)
1561 (dolist (form format)
1562 (ibuffer-awhen (and (consp form)
1563 (get (car form) 'ibuffer-column-summarizer))
1564 (put (car form) 'ibuffer-column-summary nil))))
1566 (defun ibuffer-check-formats ()
1567 (when (null ibuffer-formats)
1568 (error "No formats!"))
1569 (let ((ext-loaded (featurep 'ibuf-ext)))
1570 (when (or (null ibuffer-compiled-formats)
1571 (null ibuffer-cached-formats)
1572 (not (eq ibuffer-cached-formats ibuffer-formats))
1573 (null ibuffer-cached-eliding-string)
1574 (not (equal ibuffer-cached-eliding-string ibuffer-eliding-string))
1575 (eql 0 ibuffer-cached-elide-long-columns)
1576 (not (eql ibuffer-cached-elide-long-columns
1577 ibuffer-elide-long-columns))
1578 (and ext-loaded
1579 (not (eq ibuffer-cached-filter-formats
1580 ibuffer-filter-format-alist))
1581 (and ibuffer-filter-format-alist
1582 (null ibuffer-compiled-filter-formats))))
1583 (message "Formats have changed, recompiling...")
1584 (ibuffer-recompile-formats)
1585 (setq ibuffer-cached-formats ibuffer-formats
1586 ibuffer-cached-eliding-string ibuffer-eliding-string
1587 ibuffer-cached-elide-long-columns ibuffer-elide-long-columns)
1588 (when ext-loaded
1589 (setq ibuffer-cached-filter-formats ibuffer-filter-format-alist))
1590 (message "Formats have changed, recompiling...done"))))
1592 (defvar ibuffer-inline-columns nil)
1594 (define-ibuffer-column mark (:name " " :inline t)
1595 (string mark))
1597 (define-ibuffer-column read-only (:name "R" :inline t)
1598 (if buffer-read-only
1600 " "))
1602 (define-ibuffer-column modified (:name "M" :inline t)
1603 (if (buffer-modified-p)
1604 (string ibuffer-modified-char)
1605 " "))
1607 (define-ibuffer-column name (:inline t
1608 :props
1609 ('mouse-face 'highlight 'keymap ibuffer-name-map
1610 'ibuffer-name-column t
1611 'help-echo "mouse-1: mark this buffer\nmouse-2: select this buffer\nmouse-3: operate on this buffer"))
1612 (propertize (buffer-name) 'font-lock-face (ibuffer-buffer-name-face buffer mark)))
1614 (define-ibuffer-column size (:inline t)
1615 (format "%s" (buffer-size)))
1617 (define-ibuffer-column mode (:inline t
1618 :props
1619 ('mouse-face 'highlight
1620 'keymap ibuffer-mode-name-map
1621 'help-echo "mouse-2: filter by this mode"))
1622 (format "%s" mode-name))
1624 (define-ibuffer-column process ()
1625 (ibuffer-aif (get-buffer-process buffer)
1626 (format "(%s %s)" it (process-status it))
1627 "none"))
1629 (define-ibuffer-column filename ()
1630 (let ((directory-abbrev-alist ibuffer-directory-abbrev-alist))
1631 (abbreviate-file-name
1632 (or buffer-file-name
1633 (and (boundp 'dired-directory)
1634 dired-directory)
1635 ""))))
1637 (define-ibuffer-column filename-and-process (:name "Filename/Process")
1638 (let ((proc (get-buffer-process buffer))
1639 (filename (ibuffer-make-column-filename buffer mark)))
1640 (if proc
1641 (concat (propertize (format "(%s %s) " proc (process-status proc))
1642 'font-lock-face 'italic)
1643 filename)
1644 filename)))
1646 (defun ibuffer-format-column (str width alignment)
1647 (let ((left (make-string (/ width 2) ? ))
1648 (right (make-string (- width (/ width 2)) ? )))
1649 (case alignment
1650 (:right (concat left right str))
1651 (:center (concat left str right))
1652 (t (concat str left right)))))
1654 (defun ibuffer-buffer-name-face (buf mark)
1655 (cond ((char-equal mark ibuffer-marked-char)
1656 ibuffer-marked-face)
1657 ((char-equal mark ibuffer-deletion-char)
1658 ibuffer-deletion-face)
1660 (let ((level -1)
1661 result)
1662 (dolist (e ibuffer-fontification-alist result)
1663 (when (and (> (car e) level)
1664 (with-current-buffer buf
1665 (eval (nth 1 e))))
1666 (setq level (car e)
1667 result (nth 2 e))))))))
1669 (defun ibuffer-insert-buffer-line (buffer mark format)
1670 "Insert a line describing BUFFER and MARK using FORMAT."
1671 (assert (eq major-mode 'ibuffer-mode))
1672 (let ((beg (point)))
1673 (funcall format buffer mark)
1674 (put-text-property beg (point) 'ibuffer-properties (list buffer mark)))
1675 (insert "\n"))
1677 ;; This function knows a bit too much of the internals. It would be
1678 ;; nice if it was all abstracted away.
1679 (defun ibuffer-redisplay-current ()
1680 (assert (eq major-mode 'ibuffer-mode))
1681 (when (eobp)
1682 (forward-line -1))
1683 (beginning-of-line)
1684 (let ((curformat (mapcar #'ibuffer-expand-format-entry
1685 (ibuffer-current-format t))))
1686 (ibuffer-clear-summary-columns curformat)
1687 (let ((buf (ibuffer-current-buffer)))
1688 (when buf
1689 (let ((mark (ibuffer-current-mark)))
1690 (save-excursion
1691 (delete-region (point) (1+ (line-end-position)))
1692 (ibuffer-insert-buffer-line
1693 buf mark
1694 (ibuffer-current-format)))
1695 (when ibuffer-shrink-to-minimum-size
1696 (ibuffer-shrink-to-fit)))))))
1698 (defun ibuffer-map-on-mark (mark func)
1699 (ibuffer-map-lines
1700 #'(lambda (buf mk)
1701 (if (char-equal mark mk)
1702 (funcall func buf mark)
1703 nil))))
1705 (defun ibuffer-map-lines (function &optional nomodify group)
1706 "Call FUNCTION for each buffer.
1707 Don't set the ibuffer modification flag iff NOMODIFY is non-nil.
1709 If optional argument GROUP is non-nil, then only call FUNCTION on
1710 buffers in filtering group GROUP.
1712 FUNCTION is called with four arguments: the buffer object itself, the
1713 current mark symbol, and the beginning and ending line positions."
1714 (assert (eq major-mode 'ibuffer-mode))
1715 (ibuffer-forward-line 0)
1716 (let* ((orig-target-line (1+ (count-lines (save-excursion
1717 (goto-char (point-min))
1718 (ibuffer-forward-line 0)
1719 (point))
1720 (point))))
1721 (target-line-offset orig-target-line)
1722 (ibuffer-map-lines-total 0)
1723 (ibuffer-map-lines-count 0))
1724 (unwind-protect
1725 (progn
1726 (setq buffer-read-only nil)
1727 (goto-char (point-min))
1728 (ibuffer-forward-line 0 t)
1729 (while (and (not (eobp))
1730 (not (get-text-property (point) 'ibuffer-summary))
1731 (progn
1732 (ibuffer-forward-line 0 t)
1733 (and (not (eobp))
1734 (not (get-text-property (point) 'ibuffer-summary)))))
1735 (let ((result
1736 (if (buffer-live-p (ibuffer-current-buffer))
1737 (when (or (null group)
1738 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group)
1739 (equal group it)))
1740 (save-excursion
1741 (funcall function
1742 (ibuffer-current-buffer)
1743 (ibuffer-current-mark))))
1744 ;; Kill the line if the buffer is dead
1745 'kill)))
1746 ;; A given mapping function should return:
1747 ;; `nil' if it chose not to affect the buffer
1748 ;; `kill' means the remove line from the buffer list
1749 ;; `t' otherwise
1750 (incf ibuffer-map-lines-total)
1751 (cond ((null result)
1752 (forward-line 1))
1753 ((eq result 'kill)
1754 (delete-region (line-beginning-position)
1755 (1+ (line-end-position)))
1756 (incf ibuffer-map-lines-count)
1757 (when (< ibuffer-map-lines-total
1758 orig-target-line)
1759 (decf target-line-offset)))
1761 (incf ibuffer-map-lines-count)
1762 (forward-line 1)))))
1763 ibuffer-map-lines-count)
1764 (progn
1765 (setq buffer-read-only t)
1766 (unless nomodify
1767 (set-buffer-modified-p nil))
1768 (goto-char (point-min))
1769 (ibuffer-forward-line 0)
1770 (ibuffer-forward-line (1- target-line-offset))))))
1772 (defun ibuffer-get-marked-buffers ()
1773 "Return a list of buffer objects currently marked."
1774 (delq nil
1775 (mapcar #'(lambda (e)
1776 (when (eq (cdr e) ibuffer-marked-char)
1777 (car e)))
1778 (ibuffer-current-state-list))))
1780 (defun ibuffer-current-state-list (&optional pos)
1781 "Return a list like (BUF . MARK) of all buffers in an ibuffer.
1782 If POS is non-nil, return a list like (BUF MARK POINT), where POINT is
1783 the value of point at the beginning of the line for that buffer."
1784 (let ((ibuffer-current-state-list-tmp '()))
1785 ;; ah, if only we had closures. I bet this will mysteriously
1786 ;; break later. Don't blame me.
1787 (if pos
1788 (ibuffer-map-lines-nomodify
1789 #'(lambda (buf mark)
1790 (when (buffer-live-p buf)
1791 (push (list buf mark (point)) ibuffer-current-state-list-tmp))))
1792 (ibuffer-map-lines-nomodify
1793 #'(lambda (buf mark)
1794 (when (buffer-live-p buf)
1795 (push (cons buf mark) ibuffer-current-state-list-tmp)))))
1796 (nreverse ibuffer-current-state-list-tmp)))
1798 (defun ibuffer-current-buffers-with-marks (curbufs)
1799 "Return a list like (BUF . MARK) of all open buffers."
1800 (let ((bufs (ibuffer-current-state-list)))
1801 (mapcar #'(lambda (buf) (let ((e (assq buf bufs)))
1802 (if e
1804 (cons buf ? ))))
1805 curbufs)))
1807 (defun ibuffer-buf-matches-predicates (buf predicates)
1808 (let ((hit nil)
1809 (name (buffer-name buf)))
1810 (dolist (pred predicates)
1811 (when (if (stringp pred)
1812 (string-match pred name)
1813 (funcall pred buf))
1814 (setq hit t)))
1815 hit))
1817 (defun ibuffer-filter-buffers (ibuffer-buf last bmarklist all)
1818 (let ((ext-loaded (featurep 'ibuf-ext)))
1819 (delq nil
1820 (mapcar
1821 ;; element should be like (BUFFER . MARK)
1822 #'(lambda (e)
1823 (let* ((buf (car e)))
1824 (when
1825 ;; This takes precedence over anything else
1826 (or (and ibuffer-always-show-last-buffer
1827 (eq last buf))
1828 (funcall (if ext-loaded
1829 #'ibuffer-ext-visible-p
1830 #'ibuffer-visible-p)
1831 buf all ibuffer-buf))
1832 e)))
1833 bmarklist))))
1835 (defun ibuffer-visible-p (buf all &optional ibuffer-buf)
1836 (and (or all
1837 (not
1838 (ibuffer-buf-matches-predicates buf ibuffer-maybe-show-predicates)))
1839 (or ibuffer-view-ibuffer
1840 (and ibuffer-buf
1841 (not (eq ibuffer-buf buf))))))
1843 ;; This function is a special case; it's not defined by
1844 ;; `ibuffer-define-sorter'.
1845 (defun ibuffer-do-sort-by-recency ()
1846 "Sort the buffers by last view time."
1847 (interactive)
1848 (setq ibuffer-sorting-mode 'recency)
1849 (ibuffer-redisplay t))
1851 (defun ibuffer-update-format ()
1852 (when (null ibuffer-current-format)
1853 (setq ibuffer-current-format 0))
1854 (when (null ibuffer-formats)
1855 (error "Ibuffer error: no formats!")))
1857 (defun ibuffer-switch-format ()
1858 "Switch the current display format."
1859 (interactive)
1860 (assert (eq major-mode 'ibuffer-mode))
1861 (unless (consp ibuffer-formats)
1862 (error "Ibuffer error: No formats!"))
1863 (setq ibuffer-current-format
1864 (if (>= ibuffer-current-format (1- (length (ibuffer-current-formats nil))))
1866 (1+ ibuffer-current-format)))
1867 (ibuffer-update-format)
1868 (ibuffer-redisplay t))
1870 (defun ibuffer-update-title-and-summary (format)
1871 (assert (eq major-mode 'ibuffer-mode))
1872 ;; Don't do funky font-lock stuff here
1873 (let ((after-change-functions nil))
1874 (if (get-text-property (point-min) 'ibuffer-title)
1875 (delete-region (point-min)
1876 (next-single-property-change
1877 (point-min) 'ibuffer-title)))
1878 (goto-char (point-min))
1879 (add-text-properties
1880 (point)
1881 (progn
1882 (let ((opos (point)))
1883 ;; Insert the title names.
1884 (dolist (element format)
1885 (insert
1886 (if (stringp element)
1887 element
1888 (let ((sym (car element))
1889 (min (cadr element))
1890 ;; (max (caddr element))
1891 (align (cadddr element)))
1892 ;; Ignore a negative min when we're inserting the title
1893 (when (minusp min)
1894 (setq min (- min)))
1895 (let* ((name (or (get sym 'ibuffer-column-name)
1896 (error "Unknown column %s in ibuffer-formats" sym)))
1897 (len (length name)))
1898 (if (< len min)
1899 (ibuffer-format-column name
1900 (- min len)
1901 align)
1902 name))))))
1903 (add-text-properties opos (point) `(ibuffer-title-header t))
1904 (insert "\n")
1905 ;; Add the underlines
1906 (let ((str (save-excursion
1907 (forward-line -1)
1908 (beginning-of-line)
1909 (buffer-substring (point) (line-end-position)))))
1910 (apply #'insert (mapcar
1911 #'(lambda (c)
1912 (if (not (or (char-equal c ? )
1913 (char-equal c ?\n)))
1915 ? ))
1916 str)))
1917 (insert "\n"))
1918 (point))
1919 `(ibuffer-title t font-lock-face ,ibuffer-title-face))
1920 ;; Now, insert the summary columns.
1921 (goto-char (point-max))
1922 (if (get-text-property (1- (point-max)) 'ibuffer-summary)
1923 (delete-region (previous-single-property-change
1924 (point-max) 'ibuffer-summary)
1925 (point-max)))
1926 (add-text-properties
1927 (point)
1928 (progn
1929 (insert "\n")
1930 (dolist (element format)
1931 (insert
1932 (if (stringp element)
1933 (make-string (length element) ? )
1934 (let ((sym (car element)))
1935 (let ((min (cadr element))
1936 ;; (max (caddr element))
1937 (align (cadddr element)))
1938 ;; Ignore a negative min when we're inserting the title
1939 (when (minusp min)
1940 (setq min (- min)))
1941 (let* ((summary (if (get sym 'ibuffer-column-summarizer)
1942 (funcall (get sym 'ibuffer-column-summarizer)
1943 (get sym 'ibuffer-column-summary))
1944 (make-string (length (get sym 'ibuffer-column-name))
1945 ? )))
1946 (len (length summary)))
1947 (if (< len min)
1948 (ibuffer-format-column summary
1949 (- min len)
1950 align)
1951 summary)))))))
1952 (point))
1953 `(ibuffer-summary t))))
1955 (defun ibuffer-update-mode-name ()
1956 (setq mode-name (format "Ibuffer by %s" (if ibuffer-sorting-mode
1957 ibuffer-sorting-mode
1958 "view time")))
1959 (when ibuffer-sorting-reversep
1960 (setq mode-name (concat mode-name " [rev]")))
1961 (when (and (featurep 'ibuf-ext)
1962 ibuffer-auto-mode)
1963 (setq mode-name (concat mode-name " (Auto)")))
1964 (let ((result ""))
1965 (when (featurep 'ibuf-ext)
1966 (dolist (qualifier ibuffer-filtering-qualifiers)
1967 (setq result
1968 (concat result (ibuffer-format-qualifier qualifier))))
1969 (if ibuffer-use-header-line
1970 (setq header-line-format
1971 (when ibuffer-filtering-qualifiers
1972 (replace-regexp-in-string "%" "%%"
1973 (concat mode-name result))))
1974 (progn
1975 (setq mode-name (concat mode-name result))
1976 (when (boundp 'header-line-format)
1977 (setq header-line-format nil)))))))
1979 (defun ibuffer-redisplay (&optional silent)
1980 "Redisplay the current list of buffers.
1982 This does not show new buffers; use `ibuffer-update' for that.
1984 If SILENT is non-`nil', do not generate progress messages."
1985 (interactive)
1986 (ibuffer-forward-line 0)
1987 (unless silent
1988 (message "Redisplaying current buffer list..."))
1989 (let ((blist (ibuffer-current-state-list)))
1990 (when (null blist)
1991 (if (and (featurep 'ibuf-ext)
1992 (or ibuffer-filtering-qualifiers ibuffer-hidden-filter-groups))
1993 (message "No buffers! (note: filtering in effect)")
1994 (error "No buffers!")))
1995 (ibuffer-redisplay-engine blist t)
1996 (ibuffer-update-mode-name)
1997 (unless silent
1998 (message "Redisplaying current buffer list...done"))
1999 (ibuffer-forward-line 0)))
2001 (defun ibuffer-update (arg &optional silent)
2002 "Regenerate the list of all buffers.
2004 Display buffers whose name matches one of `ibuffer-maybe-show-predicates'
2005 iff arg ARG is non-nil.
2007 Do not display messages if SILENT is non-nil."
2008 (interactive "P")
2009 (ibuffer-forward-line 0)
2010 (let* ((bufs (buffer-list))
2011 (blist (ibuffer-filter-buffers
2012 (current-buffer)
2013 (if (and
2014 (cadr bufs)
2015 (eq ibuffer-always-show-last-buffer
2016 :nomini)
2017 (with-current-buffer (cadr bufs)
2018 (minibufferp)))
2019 (caddr bufs)
2020 (cadr bufs))
2021 (ibuffer-current-buffers-with-marks bufs)
2022 arg)))
2023 (when (null blist)
2024 (if (and (featurep 'ibuf-ext)
2025 ibuffer-filtering-qualifiers)
2026 (message "No buffers! (note: filtering in effect)")
2027 (error "No buffers!")))
2028 (unless silent
2029 (message "Updating buffer list..."))
2030 (ibuffer-redisplay-engine blist arg)
2031 (ibuffer-update-mode-name)
2032 (unless silent
2033 (message "Updating buffer list...done")))
2034 (if (eq ibuffer-shrink-to-minimum-size 'onewindow)
2035 (ibuffer-shrink-to-fit t)
2036 (when ibuffer-shrink-to-minimum-size
2037 (ibuffer-shrink-to-fit)))
2038 (ibuffer-forward-line 0))
2040 (defun ibuffer-sort-bufferlist (bmarklist)
2041 (let* ((sortdat (assq ibuffer-sorting-mode
2042 ibuffer-sorting-functions-alist))
2043 (func (caddr sortdat)))
2044 (let ((result
2045 ;; actually sort the buffers
2046 (if (and sortdat func)
2047 (sort bmarklist func)
2048 bmarklist)))
2049 ;; perhaps reverse the sorted buffer list
2050 (if ibuffer-sorting-reversep
2051 (nreverse result)
2052 result))))
2054 (defun ibuffer-insert-filter-group (name display-name filter-string format bmarklist)
2055 (add-text-properties
2056 (point)
2057 (progn
2058 (insert "[ " display-name " ]")
2059 (point))
2060 `(ibuffer-filter-group-name
2061 ,name
2062 font-lock-face ,ibuffer-filter-group-name-face
2063 keymap ,ibuffer-mode-filter-group-map
2064 mouse-face highlight
2065 help-echo ,(concat filter-string "mouse-1: toggle marks in this group\nmouse-2: hide/show this filtering group ")))
2066 (insert "\n")
2067 (when bmarklist
2068 (put-text-property
2069 (point)
2070 (progn
2071 (dolist (entry bmarklist)
2072 (ibuffer-insert-buffer-line (car entry) (cdr entry) format))
2073 (point))
2074 'ibuffer-filter-group
2075 name)))
2077 (defun ibuffer-redisplay-engine (bmarklist &optional all)
2078 (assert (eq major-mode 'ibuffer-mode))
2079 (let* ((--ibuffer-insert-buffers-and-marks-format
2080 (ibuffer-current-format))
2081 (--ibuffer-expanded-format (mapcar #'ibuffer-expand-format-entry
2082 (ibuffer-current-format t)))
2083 (orig (count-lines (point-min) (point)))
2084 ;; Inhibit font-lock caching tricks, since we're modifying the
2085 ;; entire buffer at once
2086 (after-change-functions nil)
2087 (ext-loaded (featurep 'ibuf-ext))
2088 (bgroups (if ext-loaded
2089 (ibuffer-generate-filter-groups bmarklist)
2090 (list (cons "Default" bmarklist)))))
2091 (ibuffer-clear-summary-columns --ibuffer-expanded-format)
2092 (unwind-protect
2093 (progn
2094 (setq buffer-read-only nil)
2095 (erase-buffer)
2096 (ibuffer-update-format)
2097 (dolist (group (nreverse bgroups))
2098 (let* ((name (car group))
2099 (disabled (and ext-loaded
2100 (member name ibuffer-hidden-filter-groups)))
2101 (bmarklist (cdr group)))
2102 (unless (and (null bmarklist)
2103 ext-loaded
2104 (null ibuffer-show-empty-filter-groups))
2105 (ibuffer-insert-filter-group
2106 name
2107 (if disabled (concat name " ...") name)
2108 (if ext-loaded
2109 (ibuffer-format-filter-group-data name)
2111 --ibuffer-insert-buffers-and-marks-format
2112 (if disabled
2114 (ibuffer-sort-bufferlist bmarklist))))))
2115 (ibuffer-update-title-and-summary --ibuffer-expanded-format))
2116 (setq buffer-read-only t)
2117 (set-buffer-modified-p ibuffer-did-modification)
2118 (setq ibuffer-did-modification nil)
2119 (goto-line (1+ orig)))))
2121 (defun ibuffer-quit ()
2122 "Quit this `ibuffer' session.
2123 Delete the current window iff `ibuffer-delete-window-on-quit' is non-nil."
2124 (interactive)
2125 (if ibuffer-delete-window-on-quit
2126 (progn
2127 (bury-buffer)
2128 (unless (= (count-windows) 1)
2129 (delete-window)))
2130 (bury-buffer)))
2132 ;;;###autoload
2133 (defun ibuffer-list-buffers (&optional files-only)
2134 "Display a list of buffers, in another window.
2135 If optional argument FILES-ONLY is non-nil, then add a filter for
2136 buffers which are visiting a file."
2137 (interactive "P")
2138 (ibuffer t nil (when files-only
2139 '((filename . ".*"))) t))
2141 ;;;###autoload
2142 (defun ibuffer-other-window (&optional files-only)
2143 "Like `ibuffer', but displayed in another window by default.
2144 If optional argument FILES-ONLY is non-nil, then add a filter for
2145 buffers which are visiting a file."
2146 (interactive "P")
2147 (ibuffer t nil (when files-only
2148 '((filename . ".*")))))
2150 ;;;###autoload
2151 (defun ibuffer (&optional other-window-p name qualifiers noselect
2152 shrink filter-groups formats)
2153 "Begin using `ibuffer' to edit a list of buffers.
2154 Type 'h' after entering ibuffer for more information.
2156 Optional argument OTHER-WINDOW-P says to use another window.
2157 Optional argument NAME specifies the name of the buffer; it defaults
2158 to \"*Ibuffer*\".
2159 Optional argument QUALIFIERS is an initial set of filtering qualifiers
2160 to use; see `ibuffer-filtering-qualifiers'.
2161 Optional argument NOSELECT means don't select the Ibuffer buffer.
2162 Optional argument SHRINK means shrink the buffer to minimal size. The
2163 special value `onewindow' means always use another window.
2164 Optional argument FILTER-GROUPS is an initial set of filtering
2165 groups to use; see `ibuffer-filter-groups'.
2166 Optional argument FORMATS is the value to use for `ibuffer-formats'.
2167 If specified, then the variable `ibuffer-formats' will have that value
2168 locally in this buffer."
2169 (interactive "P")
2170 (when ibuffer-use-other-window
2171 (setq other-window-p t))
2172 (let* ((buf (get-buffer-create (or name "*Ibuffer*")))
2173 (already-in (eq (current-buffer) buf))
2174 (need-update nil))
2175 (if other-window-p
2176 (funcall (if noselect #'(lambda (buf) (display-buffer buf t)) #'pop-to-buffer) buf)
2177 (funcall (if noselect #'display-buffer #'switch-to-buffer) buf))
2178 (with-current-buffer buf
2179 (save-selected-window
2180 ;; We switch to the buffer's window in order to be able
2181 ;; to modify the value of point
2182 (select-window (get-buffer-window buf))
2183 (unless (eq major-mode 'ibuffer-mode)
2184 (ibuffer-mode)
2185 (setq need-update t))
2186 (setq ibuffer-delete-window-on-quit other-window-p)
2187 (when shrink
2188 (setq ibuffer-shrink-to-minimum-size shrink))
2189 (when qualifiers
2190 (require 'ibuf-ext)
2191 (setq ibuffer-filtering-qualifiers qualifiers))
2192 (when filter-groups
2193 (require 'ibuf-ext)
2194 (setq ibuffer-filter-groups filter-groups))
2195 (when formats
2196 (set (make-local-variable 'ibuffer-formats) formats))
2197 (ibuffer-update nil)
2198 ;; Skip the group name by default.
2199 (ibuffer-forward-line 0 t)
2200 (unwind-protect
2201 (progn
2202 (setq buffer-read-only nil)
2203 (run-hooks 'ibuffer-hooks))
2204 (setq buffer-read-only t))
2205 (unless ibuffer-expert
2206 (message "Commands: m, u, t, RET, g, k, S, D, Q; q to quit; h for help"))))))
2208 (put 'ibuffer-mode 'mode-class 'special)
2209 (defun ibuffer-mode ()
2210 "A major mode for viewing a list of buffers.
2211 In ibuffer, you can conveniently perform many operations on the
2212 currently open buffers, in addition to filtering your view to a
2213 particular subset of them, and sorting by various criteria.
2215 Operations on marked buffers:
2217 '\\[ibuffer-do-save]' - Save the marked buffers
2218 '\\[ibuffer-do-view]' - View the marked buffers in this frame.
2219 '\\[ibuffer-do-view-other-frame]' - View the marked buffers in another frame.
2220 '\\[ibuffer-do-revert]' - Revert the marked buffers.
2221 '\\[ibuffer-do-toggle-read-only]' - Toggle read-only state of marked buffers.
2222 '\\[ibuffer-do-delete]' - Kill the marked buffers.
2223 '\\[ibuffer-do-replace-regexp]' - Replace by regexp in each of the marked
2224 buffers.
2225 '\\[ibuffer-do-query-replace]' - Query replace in each of the marked buffers.
2226 '\\[ibuffer-do-query-replace-regexp]' - As above, with a regular expression.
2227 '\\[ibuffer-do-print]' - Print the marked buffers.
2228 '\\[ibuffer-do-occur]' - List lines in all marked buffers which match
2229 a given regexp (like the function `occur').
2230 '\\[ibuffer-do-shell-command-pipe]' - Pipe the contents of the marked
2231 buffers to a shell command.
2232 '\\[ibuffer-do-shell-command-pipe-replace]' - Replace the contents of the marked
2233 buffers with the output of a shell command.
2234 '\\[ibuffer-do-shell-command-file]' - Run a shell command with the
2235 buffer's file as an argument.
2236 '\\[ibuffer-do-eval]' - Evaluate a form in each of the marked buffers. This
2237 is a very flexible command. For example, if you want to make all
2238 of the marked buffers read only, try using (toggle-read-only 1) as
2239 the input form.
2240 '\\[ibuffer-do-view-and-eval]' - As above, but view each buffer while the form
2241 is evaluated.
2242 '\\[ibuffer-do-kill-lines]' - Remove the marked lines from the *Ibuffer* buffer,
2243 but don't kill the associated buffer.
2244 '\\[ibuffer-do-kill-on-deletion-marks]' - Kill all buffers marked for deletion.
2246 Marking commands:
2248 '\\[ibuffer-mark-forward]' - Mark the buffer at point.
2249 '\\[ibuffer-toggle-marks]' - Unmark all currently marked buffers, and mark
2250 all unmarked buffers.
2251 '\\[ibuffer-unmark-forward]' - Unmark the buffer at point.
2252 '\\[ibuffer-unmark-backward]' - Unmark the buffer at point, and move to the
2253 previous line.
2254 '\\[ibuffer-unmark-all]' - Unmark all marked buffers.
2255 '\\[ibuffer-mark-by-mode]' - Mark buffers by major mode.
2256 '\\[ibuffer-mark-unsaved-buffers]' - Mark all \"unsaved\" buffers.
2257 This means that the buffer is modified, and has an associated file.
2258 '\\[ibuffer-mark-modified-buffers]' - Mark all modified buffers,
2259 regardless of whether or not they have an associated file.
2260 '\\[ibuffer-mark-special-buffers]' - Mark all buffers whose name begins and
2261 ends with '*'.
2262 '\\[ibuffer-mark-dissociated-buffers]' - Mark all buffers which have
2263 an associated file, but that file doesn't currently exist.
2264 '\\[ibuffer-mark-read-only-buffers]' - Mark all read-only buffers.
2265 '\\[ibuffer-mark-dired-buffers]' - Mark buffers in `dired' mode.
2266 '\\[ibuffer-mark-help-buffers]' - Mark buffers in `help-mode', `apropos-mode', etc.
2267 '\\[ibuffer-mark-old-buffers]' - Mark buffers older than `ibuffer-old-time'.
2268 '\\[ibuffer-mark-for-delete]' - Mark the buffer at point for deletion.
2269 '\\[ibuffer-mark-by-name-regexp]' - Mark buffers by their name, using a regexp.
2270 '\\[ibuffer-mark-by-mode-regexp]' - Mark buffers by their major mode, using a regexp.
2271 '\\[ibuffer-mark-by-file-name-regexp]' - Mark buffers by their filename, using a regexp.
2273 Filtering commands:
2275 '\\[ibuffer-filter-by-mode]' - Add a filter by major mode.
2276 '\\[ibuffer-filter-by-used-mode]' - Add a filter by major mode now in use.
2277 '\\[ibuffer-filter-by-name]' - Add a filter by buffer name.
2278 '\\[ibuffer-filter-by-content]' - Add a filter by buffer content.
2279 '\\[ibuffer-filter-by-filename]' - Add a filter by filename.
2280 '\\[ibuffer-filter-by-size-gt]' - Add a filter by buffer size.
2281 '\\[ibuffer-filter-by-size-lt]' - Add a filter by buffer size.
2282 '\\[ibuffer-filter-by-predicate]' - Add a filter by an arbitrary Lisp predicate.
2283 '\\[ibuffer-save-filters]' - Save the current filters with a name.
2284 '\\[ibuffer-switch-to-saved-filters]' - Switch to previously saved filters.
2285 '\\[ibuffer-add-saved-filters]' - Add saved filters to current filters.
2286 '\\[ibuffer-or-filter]' - Replace the top two filters with their logical OR.
2287 '\\[ibuffer-pop-filter]' - Remove the top filter.
2288 '\\[ibuffer-negate-filter]' - Invert the logical sense of the top filter.
2289 '\\[ibuffer-decompose-filter]' - Break down the topmost filter.
2290 '\\[ibuffer-filter-disable]' - Remove all filtering currently in effect.
2292 Filter group commands:
2294 '\\[ibuffer-filters-to-filter-group]' - Create filter group from filters.
2295 '\\[ibuffer-pop-filter-group]' - Remove top filter group.
2296 '\\[ibuffer-forward-filter-group]' - Move to the next filter group.
2297 '\\[ibuffer-backward-filter-group]' - Move to the previous filter group.
2298 '\\[ibuffer-clear-filter-groups]' - Remove all active filter groups.
2299 '\\[ibuffer-save-filter-groups]' - Save the current groups with a name.
2300 '\\[ibuffer-switch-to-saved-filter-groups]' - Restore previously saved groups.
2301 '\\[ibuffer-delete-saved-filter-groups]' - Delete previously saved groups.
2303 Sorting commands:
2305 '\\[ibuffer-toggle-sorting-mode]' - Rotate between the various sorting modes.
2306 '\\[ibuffer-invert-sorting]' - Reverse the current sorting order.
2307 '\\[ibuffer-do-sort-by-alphabetic]' - Sort the buffers lexicographically.
2308 '\\[ibuffer-do-sort-by-recency]' - Sort the buffers by last viewing time.
2309 '\\[ibuffer-do-sort-by-size]' - Sort the buffers by size.
2310 '\\[ibuffer-do-sort-by-major-mode]' - Sort the buffers by major mode.
2312 Other commands:
2314 '\\[ibuffer-switch-format]' - Change the current display format.
2315 '\\[forward-line]' - Move point to the next line.
2316 '\\[previous-line]' - Move point to the previous line.
2317 '\\[ibuffer-update]' - As above, but add new buffers to the list.
2318 '\\[ibuffer-quit]' - Bury the Ibuffer buffer.
2319 '\\[describe-mode]' - This help.
2320 '\\[ibuffer-diff-with-file]' - View the differences between this buffer
2321 and its associated file.
2322 '\\[ibuffer-visit-buffer]' - View the buffer on this line.
2323 '\\[ibuffer-visit-buffer-other-window]' - As above, but in another window.
2324 '\\[ibuffer-visit-buffer-other-window-noselect]' - As both above, but don't select
2325 the new window.
2326 '\\[ibuffer-bury-buffer]' - Bury (not kill!) the buffer on this line.
2328 ** Information on Filtering:
2330 You can filter your ibuffer view via different critera. Each Ibuffer
2331 buffer has its own stack of active filters. For example, suppose you
2332 are working on an Emacs Lisp project. You can create an Ibuffer
2333 buffer displays buffers in just `emacs-lisp' modes via
2334 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET'. In this case, there
2335 is just one entry on the filtering stack.
2337 You can also combine filters. The various filtering commands push a
2338 new filter onto the stack, and the filters combine to show just
2339 buffers which satisfy ALL criteria on the stack. For example, suppose
2340 you only want to see buffers in `emacs-lisp' mode, whose names begin
2341 with \"gnus\". You can accomplish this via:
2342 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET
2343 \\[ibuffer-filter-by-name] ^gnus RET'.
2345 Additionally, you can OR the top two filters together with
2346 '\\[ibuffer-or-filters]'. To see all buffers in either
2347 `emacs-lisp-mode' or `lisp-interaction-mode', type:
2349 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filter-by-mode] lisp-interaction-mode RET \\[ibuffer-or-filters]'.
2351 Filters can also be saved and restored using mnemonic names: see the
2352 functions `ibuffer-save-filters' and `ibuffer-switch-to-saved-filters'.
2354 To remove the top filter on the stack, use '\\[ibuffer-pop-filter]', and
2355 to disable all filtering currently in effect, use
2356 '\\[ibuffer-filter-disable]'.
2358 ** Filter Groups:
2360 Once one has mastered filters, the next logical step up is \"filter
2361 groups\". A filter group is basically a named group of buffers which
2362 match a filter, which are displayed together in an Ibuffer buffer. To
2363 create a filter group, simply use the regular functions to create a
2364 filter, and then type '\\[ibuffer-filters-to-filter-group]'.
2366 A quick example will make things clearer. Suppose that one wants to
2367 group all of one's Emacs Lisp buffers together. To do this, type
2369 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filters-to-filter-group] RET emacs lisp buffers RET'
2371 You may, of course, name the group whatever you want; it doesn't have
2372 to be \"emacs lisp buffers\". Filter groups may be composed of any
2373 arbitrary combination of filters.
2375 Just like filters themselves, filter groups act as a stack. Buffers
2376 will not be displayed multiple times if they would be included in
2377 multiple filter groups; instead, the first filter group is used. The
2378 filter groups are displayed in this order of precedence.
2380 You may rearrange filter groups by using the regular
2381 '\\[ibuffer-kill-line]' and '\\[ibuffer-yank]' pair. Yanked groups
2382 will be inserted before the group at point."
2383 (kill-all-local-variables)
2384 (use-local-map ibuffer-mode-map)
2385 (setq major-mode 'ibuffer-mode)
2386 (setq mode-name "Ibuffer")
2387 (setq buffer-read-only t)
2388 (buffer-disable-undo)
2389 (setq truncate-lines ibuffer-truncate-lines)
2390 ;; This makes things less ugly for Emacs 21 users with a non-nil
2391 ;; `show-trailing-whitespace'.
2392 (setq show-trailing-whitespace nil)
2393 (set (make-local-variable 'revert-buffer-function)
2394 #'ibuffer-update)
2395 (set (make-local-variable 'ibuffer-sorting-mode)
2396 ibuffer-default-sorting-mode)
2397 (set (make-local-variable 'ibuffer-sorting-reversep)
2398 ibuffer-default-sorting-reversep)
2399 (set (make-local-variable 'ibuffer-shrink-to-minimum-size)
2400 ibuffer-default-shrink-to-minimum-size)
2401 (set (make-local-variable 'ibuffer-filtering-qualifiers) nil)
2402 (set (make-local-variable 'ibuffer-filter-groups) nil)
2403 (set (make-local-variable 'ibuffer-filter-group-kill-ring) nil)
2404 (set (make-local-variable 'ibuffer-hidden-filter-groups) nil)
2405 (set (make-local-variable 'ibuffer-compiled-formats) nil)
2406 (set (make-local-variable 'ibuffer-cached-formats) nil)
2407 (set (make-local-variable 'ibuffer-cached-eliding-string) nil)
2408 (set (make-local-variable 'ibuffer-cached-elide-long-columns) nil)
2409 (set (make-local-variable 'ibuffer-current-format) nil)
2410 (set (make-local-variable 'ibuffer-did-modifiction) nil)
2411 (set (make-local-variable 'ibuffer-delete-window-on-quit) nil)
2412 (set (make-local-variable 'ibuffer-did-modification) nil)
2413 (set (make-local-variable 'ibuffer-tmp-hide-regexps) nil)
2414 (set (make-local-variable 'ibuffer-tmp-show-regexps) nil)
2415 (define-key ibuffer-mode-map [menu-bar edit] 'undefined)
2416 (define-key ibuffer-mode-map [menu-bar operate] (cons "Operate" ibuffer-mode-operate-map))
2417 (ibuffer-update-format)
2418 (when ibuffer-default-directory
2419 (setq default-directory ibuffer-default-directory))
2420 (add-hook 'change-major-mode-hook 'font-lock-defontify nil t)
2421 (run-hooks 'ibuffer-mode-hooks)
2422 ;; called after mode hooks to allow the user to add filters
2423 (ibuffer-update-mode-name))
2425 (provide 'ibuffer)
2427 ;; Local Variables:
2428 ;; coding: iso-8859-1
2429 ;; End:
2431 ;;; ibuffer.el ends here