(risky-local-variable-p): VAL=nil has special meaning.
[emacs.git] / lisp / ibuffer.el
blobd37d5c6f644305cd5190690b8a9e21ad92267f75
1 ;;; ibuffer.el --- operate on buffers like dired
3 ;; Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
5 ;; Author: Colin Walters <walters@verbum.org>
6 ;; Maintainer: John Paul Wallington <jpw@shootybangbang.com>
7 ;; Created: 8 Sep 2000
8 ;; Keywords: buffer, convenience
10 ;; This file is part of GNU Emacs.
12 ;; This program is free software; you can redistribute it and/or
13 ;; modify it under the terms of the GNU General Public License as
14 ;; published by the Free Software Foundation; either version 2, or (at
15 ;; your option) any later version.
17 ;; This program is distributed in the hope that it will be useful, but
18 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 ;; General Public License for more details.
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with this program ; see the file COPYING. If not, write to
24 ;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
25 ;; Boston, MA 02111-1307, USA.
27 ;;; Commentary:
29 ;; ibuffer.el is an advanced replacement for the `buffer-menu' which
30 ;; is normally distributed with Emacs. Its interface is intended to
31 ;; be analogous to that of Dired.
33 ;;; Code:
35 (eval-when-compile
36 (require 'cl)
37 (require 'ibuf-macs)
38 (require 'dired))
40 (require 'font-lock)
42 ;;; Compatibility
43 (eval-and-compile
44 (if (fboundp 'window-list)
45 (defun ibuffer-window-list ()
46 (window-list nil 'nomini))
47 (defun ibuffer-window-list ()
48 (let ((ibuffer-window-list-result nil))
49 (walk-windows #'(lambda (win) (push win ibuffer-window-list-result)) 'nomini)
50 (nreverse ibuffer-window-list-result)))))
52 (defgroup ibuffer nil
53 "An advanced replacement for `buffer-menu'.
55 Ibuffer allows you to operate on buffers in a manner much like Dired.
56 Operations include sorting, marking by regular expression, and
57 the ability to filter the displayed buffers by various criteria."
58 :group 'convenience)
60 (defcustom ibuffer-formats '((mark modified read-only " " (name 16 16 :left :elide)
61 " " (size 6 -1 :right)
62 " " (mode 16 16 :right :elide) " " filename-and-process)
63 (mark " " (name 16 -1) " " filename))
64 "A list of ways to display buffer lines.
66 With Ibuffer, you are not limited to displaying just certain
67 attributes of a buffer such as size, name, and mode in a particular
68 order. Through this variable, you can completely customize and
69 control the appearance of an Ibuffer buffer. See also
70 `define-ibuffer-column', which allows you to define your own columns
71 for display.
73 This variable has the form
74 ((COLUMN COLUMN ...) (COLUMN COLUMN ...) ...)
75 Each element in `ibuffer-formats' should be a list containing COLUMN
76 specifiers. A COLUMN can be any of the following:
78 SYMBOL - A symbol naming the column. Predefined columns are:
79 mark modified read-only name size mode process filename
80 When you define your own columns using `define-ibuffer-column', just
81 use their name like the predefined columns here. This entry can
82 also be a function of two arguments, which should return a string.
83 The first argument is the buffer object, and the second is the mark
84 on that buffer.
86 \"STRING\" - A literal string to display.
88 (SYMBOL MIN-SIZE MAX-SIZE &optional ALIGN ELIDE) - SYMBOL is a
89 symbol naming the column, and MIN-SIZE and MAX-SIZE are integers (or
90 functions of no arguments returning an integer) which constrict the
91 size of a column. If MAX-SIZE is -1, there is no upper bound. The
92 default values are 0 and -1, respectively. If MIN-SIZE is negative,
93 use the end of the string. The optional element ALIGN describes the
94 alignment of the column; it can be :left, :center or :right. The
95 optional element ELIDE describes whether or not to elide the column
96 if it is too long; valid values are :elide and nil. The default is
97 nil (don't elide).
99 Some example of valid entries in `ibuffer-formats', with
100 description (also, feel free to try them out, and experiment with your
101 own!):
103 (mark \" \" name)
104 This format just displays the current mark (if any) and the name of
105 the buffer, separated by a space.
106 (mark modified read-only \" \" (name 16 16 :left) \" \" (size 6 -1 :right))
107 This format displays the current mark (if any), its modification and
108 read-only status, as well as the name of the buffer and its size. In
109 this format, the name is restricted to 16 characters (longer names
110 will be truncated, and shorter names will be padded with spaces), and
111 the name is also aligned to the left. The size of the buffer will
112 be padded with spaces up to a minimum of six characters, but there is
113 no upper limit on its size. The size will also be aligned to the
114 right.
116 Thus, if you wanted to use these two formats, add
118 (setq ibuffer-formats '((mark \" \" name)
119 (mark modified read-only
120 (name 16 16 :left) (size 6 -1 :right))))
122 to your ~/.emacs file.
124 Using \\[ibuffer-switch-format], you can rotate the display between
125 the specified formats in the list."
126 :type '(repeat sexp)
127 :group 'ibuffer)
129 (defcustom ibuffer-always-compile-formats (featurep 'bytecomp)
130 "If non-nil, then use the byte-compiler to optimize `ibuffer-formats'.
131 This will increase the redisplay speed, at the cost of loading the
132 elisp byte-compiler."
133 :type 'boolean
134 :group 'ibuffer)
136 (defcustom ibuffer-fontification-alist
137 `((10 buffer-read-only font-lock-constant-face)
138 (15 (string-match "^*" (buffer-name)) font-lock-keyword-face)
139 (20 (and (string-match "^ " (buffer-name))
140 (null buffer-file-name))
141 italic)
142 (25 (memq major-mode ibuffer-help-buffer-modes) font-lock-comment-face)
143 (30 (eq major-mode 'dired-mode) font-lock-function-name-face))
144 "An alist describing how to fontify buffers.
145 Each element should be of the form (PRIORITY FORM FACE), where
146 PRIORITY is an integer, FORM is an arbitrary form to evaluate in the
147 buffer, and FACE is the face to use for fontification. If the FORM
148 evaluates to non-nil, then FACE will be put on the buffer name. The
149 element with the highest PRIORITY takes precedence.
151 If you change this variable, you must kill the ibuffer buffer and
152 recreate it for the change to take effect."
153 :type '(repeat
154 (list (integer :tag "Priority")
155 (sexp :tag "Test Form")
156 face))
157 :group 'ibuffer)
159 (defcustom ibuffer-use-other-window nil
160 "If non-nil, display the Ibuffer in another window by default."
161 :type 'boolean
162 :group 'ibuffer)
164 (defcustom ibuffer-default-shrink-to-minimum-size nil
165 "If non-nil, minimize the size of the Ibuffer window by default."
166 :type 'boolean
167 :group 'ibuffer)
168 (defvar ibuffer-shrink-to-minimum-size nil)
170 (defcustom ibuffer-truncate-lines t
171 "If non-nil, do not display continuation lines."
172 :type 'boolean
173 :group 'ibuffer)
175 (defcustom ibuffer-case-fold-search case-fold-search
176 "If non-nil, ignore case when searching."
177 :type 'boolean
178 :group 'ibuffer)
180 (defcustom ibuffer-default-sorting-mode 'recency
181 "The criteria by which to sort the buffers.
183 Note that this variable is local to each ibuffer buffer. Thus, you
184 can have multiple ibuffer buffers open, each with a different sorted
185 view of the buffers."
186 :type '(choice (const :tag "Last view time" :value recency)
187 (const :tag "Lexicographic" :value alphabetic)
188 (const :tag "Buffer size" :value size)
189 (const :tag "Major mode" :value major-mode))
190 :group 'ibuffer)
191 (defvar ibuffer-sorting-mode nil)
193 (defcustom ibuffer-default-sorting-reversep nil
194 "If non-nil, reverse the default sorting order."
195 :type 'boolean
196 :group 'ibuffer)
197 (defvar ibuffer-sorting-reversep nil)
199 (defcustom ibuffer-elide-long-columns nil
200 "If non-nil, then elide column entries which exceed their max length.
201 This variable is deprecated; use the :elide argument of
202 `ibuffer-formats' to elide just certain columns."
203 :type 'boolean
204 :group 'ibuffer)
206 (defcustom ibuffer-eliding-string "..."
207 "The string to use for eliding long columns."
208 :type 'string
209 :group 'ibuffer)
211 (defcustom ibuffer-maybe-show-predicates `(,(lambda (buf)
212 (and (string-match "^ " (buffer-name buf))
213 (null buffer-file-name))))
214 "A list of predicates (a regexp or function) for buffers to display conditionally.
215 If a regexp, then it will be matched against the buffer's name.
216 If a function, it will be called with the buffer as an argument, and
217 should return non-nil if this buffer should be shown.
219 Viewing of buffers hidden because of these predicates is enabled by
220 giving a non-nil prefix argument to `ibuffer-update'. Note that this
221 specialized filtering occurs before real filtering."
222 :type '(repeat (choice regexp function))
223 :group 'ibuffer)
225 (defvar ibuffer-current-format nil)
227 (defcustom ibuffer-movement-cycle t
228 "If non-nil, then forward and backwards movement commands cycle."
229 :type 'boolean
230 :group 'ibuffer)
232 (defcustom ibuffer-modified-char ?*
233 "The character to display for modified buffers."
234 :type 'character
235 :group 'ibuffer)
237 (defcustom ibuffer-read-only-char ?%
238 "The character to display for read-only buffers."
239 :type 'character
240 :group 'ibuffer)
242 (defcustom ibuffer-marked-char ?>
243 "The character to display for marked buffers."
244 :type 'character
245 :group 'ibuffer)
247 (defcustom ibuffer-deletion-char ?D
248 "The character to display for buffers marked for deletion."
249 :type 'character
250 :group 'ibuffer)
252 (defcustom ibuffer-expert nil
253 "If non-nil, don't ask for confirmation of \"dangerous\" operations."
254 :type 'boolean
255 :group 'ibuffer)
257 (defcustom ibuffer-view-ibuffer nil
258 "If non-nil, display the current Ibuffer buffer itself.
259 Note that this has a drawback - the data about the current Ibuffer
260 buffer will most likely be inaccurate. This includes modification
261 state, size, etc."
262 :type 'boolean
263 :group 'ibuffer)
265 (defcustom ibuffer-always-show-last-buffer nil
266 "If non-nil, always display the previous buffer. This variable
267 takes precedence over filtering, and even
268 `ibuffer-never-show-predicates'."
269 :type '(choice (const :tag "Always" :value t)
270 (const :tag "Never" :value nil)
271 (const :tag "Always except minibuffer" :value :nomini))
272 :group 'ibuffer)
274 (defcustom ibuffer-use-header-line (boundp 'header-line-format)
275 "If non-nil, display a header line containing current filters.
276 This feature only works on Emacs 21 or later."
277 :type 'boolean
278 :group 'ibuffer)
280 (defcustom ibuffer-default-directory nil
281 "The default directory to use for a new ibuffer buffer.
282 If nil, inherit the directory of the buffer in which `ibuffer' was
283 called. Otherwise, this variable should be a string naming a
284 directory, like `default-directory'."
285 :type '(choice (const :tag "Inherit" :value nil)
286 string)
287 :group 'ibuffer)
289 (defcustom ibuffer-help-buffer-modes '(help-mode apropos-mode
290 Info-mode Info-edit-mode)
291 "List of \"Help\" major modes."
292 :type '(repeat function)
293 :group 'ibuffer)
295 (defcustom ibuffer-hook nil
296 "Hooks run when `ibuffer' is called."
297 :type 'hook
298 :group 'ibuffer)
299 (defvaralias 'ibuffer-hooks 'ibuffer-hook)
301 (defcustom ibuffer-mode-hook nil
302 "Hooks run upon entry into `ibuffer-mode'."
303 :type 'hook
304 :group 'ibuffer)
305 (defvaralias 'ibuffer-mode-hooks 'ibuffer-mode-hook)
307 (defcustom ibuffer-marked-face 'font-lock-warning-face
308 "Face used for displaying marked buffers."
309 :type 'face
310 :group 'ibuffer)
312 (defcustom ibuffer-deletion-face 'font-lock-type-face
313 "Face used for displaying buffers marked for deletion."
314 :type 'face
315 :group 'ibuffer)
317 (defcustom ibuffer-title-face 'font-lock-type-face
318 "Face used for the title string."
319 :type 'face
320 :group 'ibuffer)
322 (defcustom ibuffer-filter-group-name-face 'bold
323 "Face used for displaying filtering group names."
324 :type 'face
325 :group 'ibuffer)
327 (defcustom ibuffer-directory-abbrev-alist nil
328 "An alist of file name abbreviations like `directory-abbrev-alist'."
329 :type '(repeat (cons :format "%v"
330 :value ("" . "")
331 (regexp :tag "From")
332 (regexp :tag "To")))
333 :group 'ibuffer)
335 (defvar ibuffer-mode-map nil)
336 (defvar ibuffer-mode-operate-map nil)
337 (defvar ibuffer-mode-groups-popup nil)
338 (unless ibuffer-mode-map
339 (let ((map (make-sparse-keymap))
340 (operate-map (make-sparse-keymap "Operate"))
341 (groups-map (make-sparse-keymap "Filter Groups")))
342 (define-key map (kbd "0") 'digit-argument)
343 (define-key map (kbd "1") 'digit-argument)
344 (define-key map (kbd "2") 'digit-argument)
345 (define-key map (kbd "3") 'digit-argument)
346 (define-key map (kbd "4") 'digit-argument)
347 (define-key map (kbd "5") 'digit-argument)
348 (define-key map (kbd "6") 'digit-argument)
349 (define-key map (kbd "7") 'digit-argument)
350 (define-key map (kbd "8") 'digit-argument)
351 (define-key map (kbd "9") 'digit-argument)
353 (define-key map (kbd "m") 'ibuffer-mark-forward)
354 (define-key map (kbd "t") 'ibuffer-toggle-marks)
355 (define-key map (kbd "u") 'ibuffer-unmark-forward)
356 (define-key map (kbd "=") 'ibuffer-diff-with-file)
357 (define-key map (kbd "j") 'ibuffer-jump-to-buffer)
358 (define-key map (kbd "DEL") 'ibuffer-unmark-backward)
359 (define-key map (kbd "M-DEL") 'ibuffer-unmark-all)
360 (define-key map (kbd "* *") 'ibuffer-unmark-all)
361 (define-key map (kbd "* M") 'ibuffer-mark-by-mode)
362 (define-key map (kbd "* m") 'ibuffer-mark-modified-buffers)
363 (define-key map (kbd "* u") 'ibuffer-mark-unsaved-buffers)
364 (define-key map (kbd "* s") 'ibuffer-mark-special-buffers)
365 (define-key map (kbd "* r") 'ibuffer-mark-read-only-buffers)
366 (define-key map (kbd "* /") 'ibuffer-mark-dired-buffers)
367 (define-key map (kbd "* e") 'ibuffer-mark-dissociated-buffers)
368 (define-key map (kbd "* h") 'ibuffer-mark-help-buffers)
369 (define-key map (kbd ".") 'ibuffer-mark-old-buffers)
371 (define-key map (kbd "d") 'ibuffer-mark-for-delete)
372 (define-key map (kbd "C-d") 'ibuffer-mark-for-delete-backwards)
373 (define-key map (kbd "k") 'ibuffer-mark-for-delete)
374 (define-key map (kbd "x") 'ibuffer-do-kill-on-deletion-marks)
376 ;; immediate operations
377 (define-key map (kbd "n") 'ibuffer-forward-line)
378 (define-key map (kbd "<down>") 'ibuffer-forward-line)
379 (define-key map (kbd "SPC") 'forward-line)
380 (define-key map (kbd "p") 'ibuffer-backward-line)
381 (define-key map (kbd "<up>") 'ibuffer-backward-line)
382 (define-key map (kbd "M-}") 'ibuffer-forward-next-marked)
383 (define-key map (kbd "M-{") 'ibuffer-backwards-next-marked)
384 (define-key map (kbd "l") 'ibuffer-redisplay)
385 (define-key map (kbd "g") 'ibuffer-update)
386 (define-key map "`" 'ibuffer-switch-format)
387 (define-key map "-" 'ibuffer-add-to-tmp-hide)
388 (define-key map "+" 'ibuffer-add-to-tmp-show)
389 (define-key map "b" 'ibuffer-bury-buffer)
390 (define-key map (kbd ",") 'ibuffer-toggle-sorting-mode)
391 (define-key map (kbd "s i") 'ibuffer-invert-sorting)
392 (define-key map (kbd "s a") 'ibuffer-do-sort-by-alphabetic)
393 (define-key map (kbd "s v") 'ibuffer-do-sort-by-recency)
394 (define-key map (kbd "s s") 'ibuffer-do-sort-by-size)
395 (define-key map (kbd "s m") 'ibuffer-do-sort-by-major-mode)
397 (define-key map (kbd "/ m") 'ibuffer-filter-by-mode)
398 (define-key map (kbd "/ M") 'ibuffer-filter-by-used-mode)
399 (define-key map (kbd "/ n") 'ibuffer-filter-by-name)
400 (define-key map (kbd "/ c") 'ibuffer-filter-by-content)
401 (define-key map (kbd "/ e") 'ibuffer-filter-by-predicate)
402 (define-key map (kbd "/ f") 'ibuffer-filter-by-filename)
403 (define-key map (kbd "/ >") 'ibuffer-filter-by-size-gt)
404 (define-key map (kbd "/ <") 'ibuffer-filter-by-size-lt)
405 (define-key map (kbd "/ r") 'ibuffer-switch-to-saved-filters)
406 (define-key map (kbd "/ a") 'ibuffer-add-saved-filters)
407 (define-key map (kbd "/ x") 'ibuffer-delete-saved-filters)
408 (define-key map (kbd "/ d") 'ibuffer-decompose-filter)
409 (define-key map (kbd "/ s") 'ibuffer-save-filters)
410 (define-key map (kbd "/ p") 'ibuffer-pop-filter)
411 (define-key map (kbd "/ !") 'ibuffer-negate-filter)
412 (define-key map (kbd "/ t") 'ibuffer-exchange-filters)
413 (define-key map (kbd "/ TAB") 'ibuffer-exchange-filters)
414 (define-key map (kbd "/ o") 'ibuffer-or-filter)
415 (define-key map (kbd "/ g") 'ibuffer-filters-to-filter-group)
416 (define-key map (kbd "/ P") 'ibuffer-pop-filter-group)
417 (define-key map (kbd "/ D") 'ibuffer-decompose-filter-group)
418 (define-key map (kbd "/ /") 'ibuffer-filter-disable)
420 (define-key map (kbd "M-n") 'ibuffer-forward-filter-group)
421 (define-key map (kbd "<right>") 'ibuffer-forward-filter-group)
422 (define-key map (kbd "M-p") 'ibuffer-backward-filter-group)
423 (define-key map (kbd "<left>") 'ibuffer-backward-filter-group)
424 (define-key map (kbd "M-j") 'ibuffer-jump-to-filter-group)
425 (define-key map (kbd "C-k") 'ibuffer-kill-line)
426 (define-key map (kbd "C-y") 'ibuffer-yank)
427 (define-key map (kbd "/ S") 'ibuffer-save-filter-groups)
428 (define-key map (kbd "/ R") 'ibuffer-switch-to-saved-filter-groups)
429 (define-key map (kbd "/ X") 'ibuffer-delete-saved-filter-groups)
430 (define-key map (kbd "/ \\") 'ibuffer-clear-filter-groups)
432 (define-key map (kbd "q") 'ibuffer-quit)
433 (define-key map (kbd "h") 'describe-mode)
434 (define-key map (kbd "?") 'describe-mode)
436 (define-key map (kbd "% n") 'ibuffer-mark-by-name-regexp)
437 (define-key map (kbd "% m") 'ibuffer-mark-by-mode-regexp)
438 (define-key map (kbd "% f") 'ibuffer-mark-by-file-name-regexp)
440 (define-key map (kbd "C-t") 'ibuffer-visit-tags-table)
442 (define-key map (kbd "|") 'ibuffer-do-shell-command-pipe)
443 (define-key map (kbd "!") 'ibuffer-do-shell-command-file)
444 (define-key map (kbd "~") 'ibuffer-do-toggle-modified)
445 ;; marked operations
446 (define-key map (kbd "A") 'ibuffer-do-view)
447 (define-key map (kbd "D") 'ibuffer-do-delete)
448 (define-key map (kbd "E") 'ibuffer-do-eval)
449 (define-key map (kbd "F") 'ibuffer-do-shell-command-file)
450 (define-key map (kbd "I") 'ibuffer-do-query-replace-regexp)
451 (define-key map (kbd "H") 'ibuffer-do-view-other-frame)
452 (define-key map (kbd "N") 'ibuffer-do-shell-command-pipe-replace)
453 (define-key map (kbd "M") 'ibuffer-do-toggle-modified)
454 (define-key map (kbd "O") 'ibuffer-do-occur)
455 (define-key map (kbd "P") 'ibuffer-do-print)
456 (define-key map (kbd "Q") 'ibuffer-do-query-replace)
457 (define-key map (kbd "R") 'ibuffer-do-rename-uniquely)
458 (define-key map (kbd "S") 'ibuffer-do-save)
459 (define-key map (kbd "T") 'ibuffer-do-toggle-read-only)
460 (define-key map (kbd "U") 'ibuffer-do-replace-regexp)
461 (define-key map (kbd "V") 'ibuffer-do-revert)
462 (define-key map (kbd "W") 'ibuffer-do-view-and-eval)
463 (define-key map (kbd "X") 'ibuffer-do-shell-command-pipe)
465 (define-key map (kbd "k") 'ibuffer-do-kill-lines)
466 (define-key map (kbd "w") 'ibuffer-copy-filename-as-kill)
468 (define-key map (kbd "RET") 'ibuffer-visit-buffer)
469 (define-key map (kbd "e") 'ibuffer-visit-buffer)
470 (define-key map (kbd "f") 'ibuffer-visit-buffer)
471 (define-key map (kbd "C-x C-f") 'ibuffer-find-file)
472 (define-key map (kbd "o") 'ibuffer-visit-buffer-other-window)
473 (define-key map (kbd "C-o") 'ibuffer-visit-buffer-other-window-noselect)
474 (define-key map (kbd "M-o") 'ibuffer-visit-buffer-1-window)
475 (define-key map (kbd "v") 'ibuffer-do-view)
476 (define-key map (kbd "C-x v") 'ibuffer-do-view-horizontally)
477 (define-key map (kbd "C-c C-a") 'ibuffer-auto-mode)
478 (define-key map (kbd "C-x 4 RET") 'ibuffer-visit-buffer-other-window)
479 (define-key map (kbd "C-x 5 RET") 'ibuffer-visit-buffer-other-frame)
481 (define-key map [menu-bar view]
482 (cons "View" (make-sparse-keymap "View")))
484 (define-key-after map [menu-bar view visit-buffer]
485 '(menu-item "View this buffer" ibuffer-visit-buffer))
486 (define-key-after map [menu-bar view visit-buffer-other-window]
487 '(menu-item "View (other window)" ibuffer-visit-buffer-other-window))
488 (define-key-after map [menu-bar view visit-buffer-other-frame]
489 '(menu-item "View (other frame)" ibuffer-visit-buffer-other-frame))
490 (define-key-after map [menu-bar view ibuffer-update]
491 '(menu-item "Update" ibuffer-update
492 :help "Regenerate the list of buffers"))
493 (define-key-after map [menu-bar view switch-format]
494 '(menu-item "Switch display format" ibuffer-switch-format
495 :help "Toggle between available values of `ibuffer-formats'"))
497 (define-key-after map [menu-bar view dashes]
498 '("--"))
500 (define-key-after map [menu-bar view sort]
501 (cons "Sort" (make-sparse-keymap "Sort")))
503 (define-key-after map [menu-bar view sort do-sort-by-major-mode]
504 '(menu-item "Sort by major mode" ibuffer-do-sort-by-major-mode))
505 (define-key-after map [menu-bar view sort do-sort-by-size]
506 '(menu-item "Sort by buffer size" ibuffer-do-sort-by-size))
507 (define-key-after map [menu-bar view sort do-sort-by-alphabetic]
508 '(menu-item "Sort lexicographically" ibuffer-do-sort-by-alphabetic
509 :help "Sort by the alphabetic order of buffer name"))
510 (define-key-after map [menu-bar view sort do-sort-by-recency]
511 '(menu-item "Sort by view time" ibuffer-do-sort-by-recency
512 :help "Sort by the last time the buffer was displayed"))
513 (define-key-after map [menu-bar view sort invert-sorting]
514 '(menu-item "Reverse sorting order" ibuffer-invert-sorting))
515 (define-key-after map [menu-bar view sort toggle-sorting-mode]
516 '(menu-item "Switch sorting mode" ibuffer-toggle-sorting-mode
517 :help "Switch between the various sorting criteria"))
519 (define-key-after map [menu-bar view filter]
520 (cons "Filter" (make-sparse-keymap "Filter")))
522 (define-key-after map [menu-bar view filter filter-disable]
523 '(menu-item "Disable all filtering" ibuffer-filter-disable
524 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
525 (define-key-after map [menu-bar view filter filter-by-mode]
526 '(menu-item "Add filter by major mode..." ibuffer-filter-by-mode))
527 (define-key-after map [menu-bar view filter filter-by-mode]
528 '(menu-item "Add filter by major mode in use..." ibuffer-filter-by-used-mode))
529 (define-key-after map [menu-bar view filter filter-by-name]
530 '(menu-item "Add filter by buffer name..." ibuffer-filter-by-name))
531 (define-key-after map [menu-bar view filter filter-by-filename]
532 '(menu-item "Add filter by filename..." ibuffer-filter-by-filename))
533 (define-key-after map [menu-bar view filter filter-by-size-lt]
534 '(menu-item "Add filter by size less than..." ibuffer-filter-by-size-lt))
535 (define-key-after map [menu-bar view filter filter-by-size-gt]
536 '(menu-item "Add filter by size greater than..." ibuffer-filter-by-size-gt))
537 (define-key-after map [menu-bar view filter filter-by-content]
538 '(menu-item "Add filter by content (regexp)..." ibuffer-filter-by-content))
539 (define-key-after map [menu-bar view filter filter-by-predicate]
540 '(menu-item "Add filter by Lisp predicate..." ibuffer-filter-by-predicate))
541 (define-key-after map [menu-bar view filter pop-filter]
542 '(menu-item "Remove top filter" ibuffer-pop-filter
543 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
544 (define-key-after map [menu-bar view filter or-filter]
545 '(menu-item "OR top two filters" ibuffer-or-filter
546 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
547 (cdr ibuffer-filtering-qualifiers))
548 :help "Create a new filter which is the logical OR of the top two filters"))
549 (define-key-after map [menu-bar view filter negate-filter]
550 '(menu-item "Negate top filter" ibuffer-negate-filter
551 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
552 (define-key-after map [menu-bar view filter decompose-filter]
553 '(menu-item "Decompose top filter" ibuffer-decompose-filter
554 :enable (and (featurep 'ibuf-ext) (memq (car ibuffer-filtering-qualifiers) '(or saved not)))
555 :help "Break down a complex filter like OR or NOT"))
556 (define-key-after map [menu-bar view filter exchange-filters]
557 '(menu-item "Swap top two filters" ibuffer-exchange-filters
558 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
559 (cdr ibuffer-filtering-qualifiers))))
560 (define-key-after map [menu-bar view filter save-filters]
561 '(menu-item "Save current filters permanently..." ibuffer-save-filters
562 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
563 :help "Use a mnemnonic name to store current filter stack"))
564 (define-key-after map [menu-bar view filter switch-to-saved-filters]
565 '(menu-item "Restore permanently saved filters..." ibuffer-switch-to-saved-filters
566 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)
567 :help "Replace current filters with a saved stack"))
568 (define-key-after map [menu-bar view filter add-saved-filters]
569 '(menu-item "Add to permanently saved filters..." ibuffer-add-saved-filters
570 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
571 :help "Include already saved stack with current filters"))
572 (define-key-after map [menu-bar view filter delete-saved-filters]
573 '(menu-item "Delete permanently saved filters..."
574 ibuffer-delete-saved-filters
575 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)))
577 ;; Filter groups
579 (define-key-after groups-map [filters-to-filter-group]
580 '(menu-item "Create filter group from current filters..."
581 ibuffer-filters-to-filter-group
582 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
583 (define-key-after groups-map [forward-filter-group]
584 '(menu-item "Move point to the next filter group"
585 ibuffer-forward-filter-group))
586 (define-key-after groups-map [backward-filter-group]
587 '(menu-item "Move point to the previous filter group"
588 ibuffer-backward-filter-group))
589 (define-key-after groups-map [jump-to-filter-group]
590 '(menu-item "Move point to a specific filter group..."
591 ibuffer-jump-to-filter-group))
592 (define-key-after groups-map [kill-filter-group]
593 '(menu-item "Kill filter group named..."
594 ibuffer-kill-filter-group
595 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
596 (define-key-after groups-map [yank-filter-group]
597 '(menu-item "Yank last killed filter group before..."
598 ibuffer-yank-filter-group
599 :enable (and (featurep 'ibuf-ext) ibuffer-filter-group-kill-ring)))
600 (define-key-after groups-map [pop-filter-group]
601 '(menu-item "Remove top filter group"
602 ibuffer-pop-filter-group
603 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
604 (define-key-after groups-map [clear-filter-groups]
605 '(menu-item "Remove all filter groups"
606 ibuffer-clear-filter-groups
607 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
608 (define-key-after groups-map [pop-filter-group]
609 '(menu-item "Decompose filter group..."
610 ibuffer-pop-filter-group
611 :help "\"Unmake\" a filter group"
612 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
613 (define-key-after groups-map [save-filter-groups]
614 '(menu-item "Save current filter groups permanently..."
615 ibuffer-save-filter-groups
616 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)
617 :help "Use a mnemnonic name to store current filter groups"))
618 (define-key-after groups-map [switch-to-saved-filter-groups]
619 '(menu-item "Restore permanently saved filters..."
620 ibuffer-switch-to-saved-filter-groups
621 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)
622 :help "Replace current filters with a saved stack"))
623 (define-key-after groups-map [delete-saved-filter-groups]
624 '(menu-item "Delete permanently saved filter groups..."
625 ibuffer-delete-saved-filter-groups
626 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)))
627 (define-key-after groups-map [set-filter-groups-by-mode]
628 '(menu-item "Set current filter groups to filter by mode"
629 ibuffer-set-filter-groups-by-mode))
631 (define-key-after map [menu-bar view filter-groups]
632 (cons "Filter Groups" groups-map))
634 (define-key-after map [menu-bar view dashes2]
635 '("--"))
636 (define-key-after map [menu-bar view diff-with-file]
637 '(menu-item "Diff with file" ibuffer-diff-with-file
638 :help "View the differences between this buffer and its file"))
639 (define-key-after map [menu-bar view auto-mode]
640 '(menu-item "Toggle Auto Mode" ibuffer-auto-mode
641 :help "Attempt to automatically update the Ibuffer buffer"))
642 (define-key-after map [menu-bar view customize]
643 '(menu-item "Customize Ibuffer" (lambda () (interactive)
644 (customize-group 'ibuffer))
645 :help "Use Custom to customize Ibuffer"))
647 (define-key-after map [menu-bar mark]
648 (cons "Mark" (make-sparse-keymap "Mark")))
650 (define-key-after map [menu-bar mark toggle-marks]
651 '(menu-item "Toggle marks" ibuffer-toggle-marks
652 :help "Unmark marked buffers, and mark unmarked buffers"))
653 (define-key-after map [menu-bar mark mark-forward]
654 '(menu-item "Mark" ibuffer-mark-forward
655 :help "Mark the buffer at point"))
656 (define-key-after map [menu-bar mark unmark-forward]
657 '(menu-item "Unmark" ibuffer-unmark-forward
658 :help "Unmark the buffer at point"))
659 (define-key-after map [menu-bar mark mark-by-mode]
660 '(menu-item "Mark by mode..." ibuffer-mark-by-mode
661 :help "Mark all buffers in a particular major mode"))
662 (define-key-after map [menu-bar mark mark-modified-buffers]
663 '(menu-item "Mark modified buffers" ibuffer-mark-modified-buffers
664 :help "Mark all buffers which have been modified"))
665 (define-key-after map [menu-bar mark mark-unsaved-buffers]
666 '(menu-item "Mark unsaved buffers" ibuffer-mark-unsaved-buffers
667 :help "Mark all buffers which have a file and are modified"))
668 (define-key-after map [menu-bar mark mark-read-only-buffers]
669 '(menu-item "Mark read-only buffers" ibuffer-mark-read-only-buffers
670 :help "Mark all buffers which are read-only"))
671 (define-key-after map [menu-bar mark mark-special-buffers]
672 '(menu-item "Mark special buffers" ibuffer-mark-special-buffers
673 :help "Mark all buffers whose name begins with a *"))
674 (define-key-after map [menu-bar mark mark-dired-buffers]
675 '(menu-item "Mark dired buffers" ibuffer-mark-dired-buffers
676 :help "Mark buffers in dired-mode"))
677 (define-key-after map [menu-bar mark mark-dissociated-buffers]
678 '(menu-item "Mark dissociated buffers" ibuffer-mark-dissociated-buffers
679 :help "Mark buffers with a non-existent associated file"))
680 (define-key-after map [menu-bar mark mark-help-buffers]
681 '(menu-item "Mark help buffers" ibuffer-mark-help-buffers
682 :help "Mark buffers in help-mode"))
683 (define-key-after map [menu-bar mark mark-old-buffers]
684 '(menu-item "Mark old buffers" ibuffer-mark-old-buffers
685 :help "Mark buffers which have not been viewed recently"))
686 (define-key-after map [menu-bar mark unmark-all]
687 '(menu-item "Unmark All" ibuffer-unmark-all))
689 (define-key-after map [menu-bar mark dashes]
690 '("--"))
692 (define-key-after map [menu-bar mark mark-by-name-regexp]
693 '(menu-item "Mark by buffer name (regexp)..." ibuffer-mark-by-name-regexp
694 :help "Mark buffers whose name matches a regexp"))
695 (define-key-after map [menu-bar mark mark-by-mode-regexp]
696 '(menu-item "Mark by major mode (regexp)..." ibuffer-mark-by-mode-regexp
697 :help "Mark buffers whose major mode name matches a regexp"))
698 (define-key-after map [menu-bar mark mark-by-file-name-regexp]
699 '(menu-item "Mark by file name (regexp)..." ibuffer-mark-by-file-name-regexp
700 :help "Mark buffers whose file name matches a regexp"))
702 ;; Operate map is added later
704 (define-key-after operate-map [do-view]
705 '(menu-item "View" ibuffer-do-view))
706 (define-key-after operate-map [do-view-other-frame]
707 '(menu-item "View (separate frame)" ibuffer-do-view-other-frame))
708 (define-key-after operate-map [do-save]
709 '(menu-item "Save" ibuffer-do-save))
710 (define-key-after operate-map [do-replace-regexp]
711 '(menu-item "Replace (regexp)..." ibuffer-do-replace-regexp
712 :help "Replace text inside marked buffers"))
713 (define-key-after operate-map [do-query-replace]
714 '(menu-item "Query Replace..." ibuffer-do-query-replace
715 :help "Replace text in marked buffers, asking each time"))
716 (define-key-after operate-map [do-query-replace-regexp]
717 '(menu-item "Query Replace (regexp)..." ibuffer-do-query-replace-regexp
718 :help "Replace text in marked buffers by regexp, asking each time"))
719 (define-key-after operate-map [do-print]
720 '(menu-item "Print" ibuffer-do-print))
721 (define-key-after operate-map [do-toggle-modified]
722 '(menu-item "Toggle modification flag" ibuffer-do-toggle-modified))
723 (define-key-after operate-map [do-revert]
724 '(menu-item "Revert" ibuffer-do-revert
725 :help "Revert marked buffers to their associated file"))
726 (define-key-after operate-map [do-rename-uniquely]
727 '(menu-item "Rename Uniquely" ibuffer-do-rename-uniquely
728 :help "Rename marked buffers to a new, unique name"))
729 (define-key-after operate-map [do-delete]
730 '(menu-item "Kill" ibuffer-do-delete))
731 (define-key-after operate-map [do-occur]
732 '(menu-item "List lines matching..." ibuffer-do-occur
733 :help "View all lines in marked buffers matching a regexp"))
734 (define-key-after operate-map [do-shell-command-pipe]
735 '(menu-item "Pipe to shell command..." ibuffer-do-shell-command-pipe
736 :help "For each marked buffer, send its contents to a shell command"))
737 (define-key-after operate-map [do-shell-command-pipe-replace]
738 '(menu-item "Pipe to shell command (replace)..." ibuffer-do-shell-command-pipe-replace
739 :help "For each marked buffer, replace its contents with output of shell command"))
740 (define-key-after operate-map [do-shell-command-file]
741 '(menu-item "Shell command on buffer's file..." ibuffer-do-shell-command-file
742 :help "For each marked buffer, run a shell command with its file as argument"))
743 (define-key-after operate-map [do-eval]
744 '(menu-item "Eval..." ibuffer-do-eval
745 :help "Evaluate a Lisp form in each marked buffer"))
746 (define-key-after operate-map [do-view-and-eval]
747 '(menu-item "Eval (viewing buffer)..." ibuffer-do-view-and-eval
748 :help "Evaluate a Lisp form in each marked buffer while viewing it"))
750 (setq ibuffer-mode-map map
751 ibuffer-mode-operate-map operate-map
752 ibuffer-mode-groups-popup (copy-keymap groups-map))))
754 (define-key ibuffer-mode-groups-popup [kill-filter-group]
755 '(menu-item "Kill filter group"
756 ibuffer-kill-line
757 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
758 (define-key ibuffer-mode-groups-popup [yank-filter-group]
759 '(menu-item "Yank last killed filter group"
760 ibuffer-yank
761 :enable (and (featurep 'ibuf-ext) ibuffer-filter-group-kill-ring)))
763 (defvar ibuffer-name-map nil)
764 (unless ibuffer-name-map
765 (let ((map (make-sparse-keymap)))
766 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
767 (define-key map [(mouse-2)] 'ibuffer-mouse-visit-buffer)
768 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
769 (setq ibuffer-name-map map)))
771 (defvar ibuffer-mode-name-map nil)
772 (unless ibuffer-mode-name-map
773 (let ((map (make-sparse-keymap)))
774 (define-key map [(mouse-2)] 'ibuffer-mouse-filter-by-mode)
775 (define-key map (kbd "RET") 'ibuffer-interactive-filter-by-mode)
776 (setq ibuffer-mode-name-map map)))
778 (defvar ibuffer-mode-filter-group-map nil)
779 (unless ibuffer-mode-filter-group-map
780 (let ((map (make-sparse-keymap)))
781 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
782 (define-key map [(mouse-2)] 'ibuffer-mouse-toggle-filter-group)
783 (define-key map (kbd "RET") 'ibuffer-toggle-filter-group)
784 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
785 (setq ibuffer-mode-filter-group-map map)))
787 (defvar ibuffer-mode-hooks nil)
789 (defvar ibuffer-delete-window-on-quit nil
790 "Whether or not to delete the window upon exiting `ibuffer'.")
792 (defvar ibuffer-did-modification nil)
794 (defvar ibuffer-sorting-functions-alist nil
795 "An alist of functions which describe how to sort buffers.
797 Note: You most likely do not want to modify this variable directly;
798 use `define-ibuffer-sorter' instead.
800 The alist elements are constructed like (NAME DESCRIPTION FUNCTION)
801 Where NAME is a symbol describing the sorting method, DESCRIPTION is a
802 short string which will be displayed in the minibuffer and menu, and
803 FUNCTION is a function of two arguments, which will be the buffers to
804 compare.")
806 ;;; Utility functions
807 (defun ibuffer-columnize-and-insert-list (list &optional pad-width)
808 "Insert LIST into the current buffer in as many columns as possible.
809 The maximum number of columns is determined by the current window
810 width and the longest string in LIST."
811 (unless pad-width
812 (setq pad-width 3))
813 (let ((width (window-width))
814 (max (+ (apply #'max (mapcar #'length list))
815 pad-width)))
816 (let ((columns (/ width max)))
817 (when (zerop columns)
818 (setq columns 1))
819 (while list
820 (dotimes (i (1- columns))
821 (insert (concat (car list) (make-string (- max (length (car list)))
822 ? )))
823 (setq list (cdr list)))
824 (when (not (null list))
825 (insert (pop list)))
826 (insert "\n")))))
828 (defsubst ibuffer-current-mark ()
829 (cadr (get-text-property (line-beginning-position)
830 'ibuffer-properties)))
832 (defun ibuffer-mouse-toggle-mark (event)
833 "Toggle the marked status of the buffer chosen with the mouse."
834 (interactive "e")
835 (unwind-protect
836 (let ((pt (save-excursion
837 (mouse-set-point event)
838 (point))))
839 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
840 (ibuffer-toggle-marks it)
841 (goto-char pt)
842 (let ((mark (ibuffer-current-mark)))
843 (setq buffer-read-only nil)
844 (if (eq mark ibuffer-marked-char)
845 (ibuffer-set-mark ? )
846 (ibuffer-set-mark ibuffer-marked-char)))))
847 (setq buffer-read-only t)))
849 (defun ibuffer-find-file (file &optional wildcards)
850 "Like `find-file', but default to the directory of the buffer at point."
851 (interactive
852 (let ((default-directory (let ((buf (ibuffer-current-buffer)))
853 (if (buffer-live-p buf)
854 (with-current-buffer buf
855 default-directory)
856 default-directory))))
857 (list (read-file-name "Find file: " default-directory)
858 current-prefix-arg)))
859 (find-file file (or wildcards (interactive-p))))
861 (defun ibuffer-mouse-visit-buffer (event)
862 "Visit the buffer chosen with the mouse."
863 (interactive "e")
864 (switch-to-buffer
865 (save-excursion
866 (mouse-set-point event)
867 (ibuffer-current-buffer t))))
869 (defun ibuffer-mouse-popup-menu (event)
870 "Display a menu of operations."
871 (interactive "e")
872 (let ((eventpt (save-excursion
873 (mouse-set-point event)
874 (point))))
875 (unwind-protect
876 (if (get-text-property eventpt 'ibuffer-filter-group-name)
877 (popup-menu ibuffer-mode-groups-popup)
878 (let ((inhibit-read-only t))
879 (ibuffer-save-marks
880 ;; hm. we could probably do this in a better fashion
881 (ibuffer-unmark-all ?\r)
882 (save-excursion
883 (goto-char eventpt)
884 (ibuffer-set-mark ibuffer-marked-char))
885 (save-excursion
886 (popup-menu ibuffer-mode-operate-map)))))
887 (setq buffer-read-only t))))
889 (defun ibuffer-skip-properties (props direction)
890 (while (and (not (eobp))
891 (let ((hit nil))
892 (dolist (prop props hit)
893 (when (get-text-property (point) prop)
894 (setq hit t)))))
895 (forward-line direction)
896 (beginning-of-line)))
898 (defun ibuffer-backward-line (&optional arg skip-group-names)
899 "Move backwards ARG lines, wrapping around the list if necessary."
900 (interactive "P")
901 (unless arg
902 (setq arg 1))
903 (beginning-of-line)
904 (while (> arg 0)
905 (forward-line -1)
906 (when (and ibuffer-movement-cycle
907 (or (get-text-property (point) 'ibuffer-title)
908 (and skip-group-names
909 (get-text-property (point) 'ibuffer-filter-group-name))))
910 (goto-char (point-max))
911 (beginning-of-line))
912 (ibuffer-skip-properties (append '(ibuffer-summary)
913 (when skip-group-names
914 '(ibuffer-filter-group-name)))
916 ;; Handle the special case of no buffers.
917 (when (get-text-property (point) 'ibuffer-title)
918 (forward-line 1)
919 (setq arg 1))
920 (decf arg)))
922 (defun ibuffer-forward-line (&optional arg skip-group-names)
923 "Move forward ARG lines, wrapping around the list if necessary."
924 (interactive "P")
925 (unless arg
926 (setq arg 1))
927 (beginning-of-line)
928 (when (and ibuffer-movement-cycle
929 (or (eobp)
930 (get-text-property (point) 'ibuffer-summary)))
931 (goto-char (point-min)))
932 (when (or (get-text-property (point) 'ibuffer-title)
933 (and skip-group-names
934 (get-text-property (point) 'ibuffer-filter-group-name)))
935 (when (> arg 0)
936 (decf arg))
937 (ibuffer-skip-properties (append '(ibuffer-title)
938 (when skip-group-names
939 '(ibuffer-filter-group-name)))
941 (if (< arg 0)
942 (ibuffer-backward-line (- arg))
943 (while (> arg 0)
944 (forward-line 1)
945 (when (and ibuffer-movement-cycle
946 (or (eobp)
947 (get-text-property (point) 'ibuffer-summary)))
948 (goto-char (point-min)))
949 (decf arg)
950 (ibuffer-skip-properties (append '(ibuffer-title)
951 (when skip-group-names
952 '(ibuffer-filter-group-name)))
953 1))))
955 (defun ibuffer-visit-buffer (&optional single)
956 "Visit the buffer on this line.
958 If optional argument SINGLE is non-nil, then also ensure there is only
959 one window."
960 (interactive "P")
961 (let ((buf (ibuffer-current-buffer t)))
962 (bury-buffer (current-buffer))
963 (switch-to-buffer buf)
964 (when single
965 (delete-other-windows))))
967 (defun ibuffer-visit-buffer-other-window (&optional noselect)
968 "Visit the buffer on this line in another window."
969 (interactive)
970 (let ((buf (ibuffer-current-buffer t)))
971 (bury-buffer (current-buffer))
972 (if noselect
973 (let ((curwin (selected-window)))
974 (pop-to-buffer buf)
975 (select-window curwin))
976 (switch-to-buffer-other-window buf))))
978 (defun ibuffer-visit-buffer-other-window-noselect ()
979 "Visit the buffer on this line in another window, but don't select it."
980 (interactive)
981 (ibuffer-visit-buffer-other-window t))
983 (defun ibuffer-visit-buffer-other-frame ()
984 "Visit the buffer on this line in another frame."
985 (interactive)
986 (let ((buf (ibuffer-current-buffer t)))
987 (bury-buffer (current-buffer))
988 (switch-to-buffer-other-frame buf)))
990 (defun ibuffer-visit-buffer-1-window ()
991 "Visit the buffer on this line, and delete other windows."
992 (interactive)
993 (ibuffer-visit-buffer t))
995 (defun ibuffer-bury-buffer ()
996 "Bury the buffer on this line."
997 (interactive)
998 (let ((buf (ibuffer-current-buffer t))
999 (line (+ 1 (count-lines 1 (point)))))
1000 (bury-buffer buf)
1001 (ibuffer-update nil t)
1002 (goto-line line)))
1004 (defun ibuffer-visit-tags-table ()
1005 "Visit the tags table in the buffer on this line. See `visit-tags-table'."
1006 (interactive)
1007 (let ((file (buffer-file-name (ibuffer-current-buffer t))))
1008 (if file
1009 (visit-tags-table file)
1010 (error "Specified buffer has no file"))))
1012 (defun ibuffer-do-view (&optional other-frame)
1013 "View marked buffers, or the buffer on the current line.
1014 If optional argument OTHER-FRAME is non-nil, then display each
1015 marked buffer in a new frame. Otherwise, display each buffer as
1016 a new window in the current frame, splitting vertically."
1017 (interactive)
1018 (ibuffer-do-view-1 (if other-frame 'other-frame 'vertically)))
1020 (defun ibuffer-do-view-horizontally (&optional other-frame)
1021 "As `ibuffer-do-view', but split windows horizontally."
1022 (interactive)
1023 (ibuffer-do-view-1 (if other-frame 'other-frame 'horizontally)))
1025 (defun ibuffer-do-view-1 (type)
1026 (let ((marked-bufs (ibuffer-get-marked-buffers)))
1027 (when (null marked-bufs)
1028 (setq marked-bufs (list (ibuffer-current-buffer t))))
1029 (unless (and (eq type 'other-frame)
1030 (not ibuffer-expert)
1031 (> (length marked-bufs) 3)
1032 (not (y-or-n-p (format "Really create a new frame for %s buffers? "
1033 (length marked-bufs)))))
1034 (set-buffer-modified-p nil)
1035 (delete-other-windows)
1036 (switch-to-buffer (pop marked-bufs))
1037 (let ((height (/ (1- (if (eq type 'horizontally) (frame-width)
1038 (frame-height)))
1039 (1+ (length marked-bufs)))))
1040 (mapcar (if (eq type 'other-frame)
1041 #'(lambda (buf)
1042 (let ((curframe (selected-frame)))
1043 (select-frame (new-frame))
1044 (switch-to-buffer buf)
1045 (select-frame curframe)))
1046 #'(lambda (buf)
1047 (split-window nil height (eq type 'horizontally))
1048 (other-window 1)
1049 (switch-to-buffer buf)))
1050 marked-bufs)))))
1052 (defun ibuffer-do-view-other-frame ()
1053 "View each of the marked buffers in a separate frame."
1054 (interactive)
1055 (ibuffer-do-view t))
1057 (defsubst ibuffer-map-marked-lines (func)
1058 (prog1 (ibuffer-map-on-mark ibuffer-marked-char func)
1059 (ibuffer-redisplay t)))
1061 (defun ibuffer-shrink-to-fit (&optional owin)
1062 (fit-window-to-buffer nil (when owin (/ (frame-height)
1063 (length (window-list (selected-frame)))))))
1065 (defun ibuffer-confirm-operation-on (operation names)
1066 "Display a buffer asking whether to perform OPERATION on NAMES."
1067 (or ibuffer-expert
1068 (if (= (length names) 1)
1069 (y-or-n-p (format "Really %s buffer %s? " operation (car names)))
1070 (let ((buf (get-buffer-create "*Ibuffer confirmation*")))
1071 (with-current-buffer buf
1072 (setq buffer-read-only nil)
1073 (erase-buffer)
1074 (ibuffer-columnize-and-insert-list names)
1075 (goto-char (point-min))
1076 (setq buffer-read-only t))
1077 (let ((lastwin (car (last (ibuffer-window-list)))))
1078 ;; Now attempt to display the buffer...
1079 (save-window-excursion
1080 (select-window lastwin)
1081 ;; The window might be too small to split; in that case,
1082 ;; try a few times to increase its size before giving up.
1083 (let ((attempts 0)
1084 (trying t))
1085 (while trying
1086 (condition-case err
1087 (progn
1088 (split-window)
1089 (setq trying nil))
1090 (error
1091 ;; Handle a failure
1092 (if (or (> (incf attempts) 4)
1093 (and (stringp (cadr err))
1094 ;; This definitely falls in the ghetto hack category...
1095 (not (string-match "too small" (cadr err)))))
1096 (apply #'signal err)
1097 (enlarge-window 3))))))
1098 ;; This part doesn't work correctly sometimes under XEmacs.
1099 (select-window (next-window))
1100 (switch-to-buffer buf)
1101 (unwind-protect
1102 (progn
1103 (fit-window-to-buffer)
1104 (y-or-n-p (format "Really %s %d buffers? "
1105 operation (length names))))
1106 (kill-buffer buf))))))))
1108 (defsubst ibuffer-map-lines-nomodify (function)
1109 "As `ibuffer-map-lines', but don't set the modification flag."
1110 (ibuffer-map-lines function t))
1112 (defun ibuffer-buffer-names-with-mark (mark)
1113 (let ((ibuffer-buffer-names-with-mark-result nil))
1114 (ibuffer-map-lines-nomodify
1115 #'(lambda (buf mk)
1116 (when (char-equal mark mk)
1117 (push (buffer-name buf)
1118 ibuffer-buffer-names-with-mark-result))))
1119 ibuffer-buffer-names-with-mark-result))
1121 (defsubst ibuffer-marked-buffer-names ()
1122 (ibuffer-buffer-names-with-mark ibuffer-marked-char))
1124 (defsubst ibuffer-deletion-marked-buffer-names ()
1125 (ibuffer-buffer-names-with-mark ibuffer-deletion-char))
1127 (defun ibuffer-count-marked-lines (&optional all)
1128 (if all
1129 (ibuffer-map-lines-nomodify
1130 #'(lambda (buf mark)
1131 (not (char-equal mark ? ))))
1132 (ibuffer-map-lines-nomodify
1133 #'(lambda (buf mark)
1134 (char-equal mark ibuffer-marked-char)))))
1136 (defsubst ibuffer-count-deletion-lines ()
1137 (ibuffer-map-lines-nomodify
1138 #'(lambda (buf mark)
1139 (char-equal mark ibuffer-deletion-char))))
1141 (defsubst ibuffer-map-deletion-lines (func)
1142 (ibuffer-map-on-mark ibuffer-deletion-char func))
1144 (define-ibuffer-op ibuffer-do-save ()
1145 "Save marked buffers as with `save-buffer'."
1146 (:complex t
1147 :opstring "saved"
1148 :modifier-p :maybe)
1149 (when (buffer-modified-p buf)
1150 (if (not (with-current-buffer buf
1151 buffer-file-name))
1152 ;; handle the case where we're prompted
1153 ;; for a file name
1154 (save-window-excursion
1155 (switch-to-buffer buf)
1156 (save-buffer))
1157 (with-current-buffer buf
1158 (save-buffer))))
1161 (define-ibuffer-op ibuffer-do-toggle-modified ()
1162 "Toggle modification flag of marked buffers."
1163 (:opstring "(un)marked as modified"
1164 :modifier-p t)
1165 (set-buffer-modified-p (not (buffer-modified-p))))
1167 (define-ibuffer-op ibuffer-do-toggle-read-only ()
1168 "Toggle read only status in marked buffers."
1169 (:opstring "toggled read only status in"
1170 :modifier-p t)
1171 (toggle-read-only))
1173 (define-ibuffer-op ibuffer-do-delete ()
1174 "Kill marked buffers as with `kill-this-buffer'."
1175 (:opstring "killed"
1176 :active-opstring "kill"
1177 :dangerous t
1178 :complex t
1179 :modifier-p t)
1180 (if (kill-buffer buf)
1181 'kill
1182 nil))
1184 (define-ibuffer-op ibuffer-do-kill-on-deletion-marks ()
1185 "Kill buffers marked for deletion as with `kill-this-buffer'."
1186 (:opstring "killed"
1187 :active-opstring "kill"
1188 :dangerous t
1189 :complex t
1190 :mark :deletion
1191 :modifier-p t)
1192 (if (kill-buffer buf)
1193 'kill
1194 nil))
1196 (defun ibuffer-unmark-all (mark)
1197 "Unmark all buffers with mark MARK."
1198 (interactive "cRemove marks (RET means all):")
1199 (if (= (ibuffer-count-marked-lines t) 0)
1200 (message "No buffers marked; use 'm' to mark a buffer")
1201 (cond
1202 ((char-equal mark ibuffer-marked-char)
1203 (ibuffer-map-marked-lines
1204 #'(lambda (buf mark)
1205 (ibuffer-set-mark-1 ? )
1206 t)))
1207 ((char-equal mark ibuffer-deletion-char)
1208 (ibuffer-map-deletion-lines
1209 #'(lambda (buf mark)
1210 (ibuffer-set-mark-1 ? )
1211 t)))
1213 (ibuffer-map-lines
1214 #'(lambda (buf mark)
1215 (when (not (char-equal mark ? ))
1216 (ibuffer-set-mark-1 ? ))
1217 t)))))
1218 (ibuffer-redisplay t))
1220 (defun ibuffer-toggle-marks (&optional group)
1221 "Toggle which buffers are marked.
1222 In other words, unmarked buffers become marked, and marked buffers
1223 become unmarked.
1224 If point is on a group name, then this function operates on that
1225 group."
1226 (interactive)
1227 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1228 (setq group it))
1229 (let ((count
1230 (ibuffer-map-lines
1231 #'(lambda (buf mark)
1232 (cond ((eq mark ibuffer-marked-char)
1233 (ibuffer-set-mark-1 ? )
1234 nil)
1235 ((eq mark ? )
1236 (ibuffer-set-mark-1 ibuffer-marked-char)
1239 nil)))
1240 nil group)))
1241 (message "%s buffers marked" count))
1242 (ibuffer-redisplay t))
1244 (defun ibuffer-mark-forward (arg)
1245 "Mark the buffer on this line, and move forward ARG lines.
1246 If point is on a group name, this function operates on that group."
1247 (interactive "P")
1248 (ibuffer-mark-interactive arg ibuffer-marked-char 1))
1250 (defun ibuffer-unmark-forward (arg)
1251 "Unmark the buffer on this line, and move forward ARG lines.
1252 If point is on a group name, this function operates on that group."
1253 (interactive "P")
1254 (ibuffer-mark-interactive arg ? 1))
1256 (defun ibuffer-unmark-backward (arg)
1257 "Unmark the buffer on this line, and move backward ARG lines.
1258 If point is on a group name, this function operates on that group."
1259 (interactive "P")
1260 (ibuffer-mark-interactive arg ? -1))
1262 (defun ibuffer-mark-interactive (arg mark movement)
1263 (assert (eq major-mode 'ibuffer-mode))
1264 (unless arg
1265 (setq arg 1))
1266 (ibuffer-forward-line 0)
1267 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1268 (progn
1269 (require 'ibuf-ext)
1270 (ibuffer-mark-on-buffer #'identity mark it))
1271 (ibuffer-forward-line 0 t)
1272 (let ((inhibit-read-only t))
1273 (while (> arg 0)
1274 (ibuffer-set-mark mark)
1275 (ibuffer-forward-line movement t)
1276 (setq arg (1- arg))))))
1278 (defun ibuffer-set-mark (mark)
1279 (assert (eq major-mode 'ibuffer-mode))
1280 (let ((inhibit-read-only t))
1281 (ibuffer-set-mark-1 mark)
1282 (setq ibuffer-did-modification t)
1283 (ibuffer-redisplay-current)
1284 (beginning-of-line)))
1286 (defun ibuffer-set-mark-1 (mark)
1287 (let ((beg (line-beginning-position))
1288 (end (line-end-position)))
1289 (put-text-property beg end 'ibuffer-properties
1290 (list (ibuffer-current-buffer)
1291 mark))))
1293 (defun ibuffer-mark-for-delete (arg)
1294 "Mark the buffers on ARG lines forward for deletion.
1295 If point is on a group name, this function operates on that group."
1296 (interactive "P")
1297 (ibuffer-mark-interactive arg ibuffer-deletion-char 1))
1299 (defun ibuffer-mark-for-delete-backwards (arg)
1300 "Mark the buffers on ARG lines backward for deletion.
1301 If point is on a group name, this function operates on that group."
1302 (interactive "P")
1303 (ibuffer-mark-interactive arg ibuffer-deletion-char -1))
1305 (defun ibuffer-current-buffer (&optional must-be-live)
1306 (let ((buf (car (get-text-property (line-beginning-position)
1307 'ibuffer-properties))))
1308 (when must-be-live
1309 (if (bufferp buf)
1310 (unless (buffer-live-p buf)
1311 (error (substitute-command-keys "Buffer %s has been killed; use `\\[ibuffer-update]' to update") buf))
1312 (error "No buffer on this line")))
1313 buf))
1315 (defun ibuffer-active-formats-name ()
1316 (if (boundp 'ibuffer-filter-format-alist)
1317 (let ((ret nil))
1318 (dolist (filter ibuffer-filtering-qualifiers ret)
1319 (let ((val (assq (car filter) ibuffer-filter-format-alist)))
1320 (when val
1321 (setq ret (car filter)))))
1322 (if ret
1324 :ibuffer-formats))
1325 :ibuffer-formats))
1327 (defun ibuffer-current-formats (uncompiledp)
1328 (let* ((name (ibuffer-active-formats-name)))
1329 (ibuffer-check-formats)
1330 (if (eq name :ibuffer-formats)
1331 (if uncompiledp
1332 ibuffer-formats
1333 ibuffer-compiled-formats)
1334 (cadr (assq name
1335 (if uncompiledp
1336 ibuffer-filter-format-alist
1337 ibuffer-compiled-filter-formats))))))
1339 (defun ibuffer-current-format (&optional uncompiledp)
1340 (or ibuffer-current-format
1341 (setq ibuffer-current-format 0))
1342 (nth ibuffer-current-format (ibuffer-current-formats uncompiledp)))
1344 (defun ibuffer-expand-format-entry (form)
1345 (if (or (consp form)
1346 (symbolp form))
1347 (let ((sym (intern (concat "ibuffer-make-column-"
1348 (symbol-name (if (consp form)
1349 (car form)
1350 form))))))
1351 (unless (or (fboundp sym)
1352 (assq sym ibuffer-inline-columns))
1353 (error "Unknown column %s in ibuffer-formats" form))
1354 (let (min max align elide)
1355 (if (consp form)
1356 (setq min (or (nth 1 form) 0)
1357 max (or (nth 2 form) -1)
1358 align (or (nth 3 form) :left)
1359 elide (or (nth 4 form) nil))
1360 (setq min 0
1361 max -1
1362 align :left
1363 elide nil))
1364 (list sym min max align elide)))
1365 form))
1367 (defun ibuffer-compile-make-eliding-form (strvar elide from-end-p)
1368 (let ((ellipsis (propertize ibuffer-eliding-string 'font-lock-face 'bold)))
1369 (if (or elide ibuffer-elide-long-columns)
1370 `(if (> strlen 5)
1371 ,(if from-end-p
1372 `(concat ,ellipsis
1373 (substring ,strvar
1374 (length ibuffer-eliding-string)))
1375 `(concat
1376 (substring ,strvar 0 (- strlen ,(length ellipsis)))
1377 ,ellipsis))
1378 ,strvar)
1379 strvar)))
1381 (defun ibuffer-compile-make-substring-form (strvar maxvar from-end-p)
1382 (if from-end-p
1383 `(substring str
1384 (- strlen ,maxvar))
1385 `(substring ,strvar 0 ,maxvar)))
1387 (defun ibuffer-compile-make-format-form (strvar widthform alignment)
1388 (let* ((left `(make-string tmp2 ? ))
1389 (right `(make-string (- tmp1 tmp2) ? )))
1390 `(progn
1391 (setq tmp1 ,widthform
1392 tmp2 (/ tmp1 2))
1393 ,(case alignment
1394 (:right `(concat ,left ,right ,strvar))
1395 (:center `(concat ,left ,strvar ,right))
1396 (:left `(concat ,strvar ,left ,right))
1397 (t (error "Invalid alignment %s" alignment))))))
1399 (defun ibuffer-compile-format (format)
1400 (let ((result nil)
1401 ;; We use these variables to keep track of which variables
1402 ;; inside the generated function we need to bind, since
1403 ;; binding variables in Emacs takes time.
1404 str-used tmp1-used tmp2-used global-strlen-used)
1405 (dolist (form format)
1406 (push
1407 ;; Generate a form based on a particular format entry, like
1408 ;; " ", mark, or (mode 16 16 :right).
1409 (if (stringp form)
1410 ;; It's a string; all we need to do is insert it.
1411 `(insert ,form)
1412 (let* ((form (ibuffer-expand-format-entry form))
1413 (sym (nth 0 form))
1414 (min (nth 1 form))
1415 (max (nth 2 form))
1416 (align (nth 3 form))
1417 (elide (nth 4 form)))
1418 (let* ((from-end-p (when (minusp min)
1419 (setq min (- min))
1421 (letbindings nil)
1422 (outforms nil)
1423 minform
1424 maxform
1425 min-used max-used strlen-used)
1426 (when (or (not (integerp min)) (>= min 0))
1427 ;; This is a complex case; they want it limited to a
1428 ;; minimum size.
1429 (setq min-used t)
1430 (setq str-used t strlen-used t global-strlen-used t
1431 tmp1-used t tmp2-used t)
1432 ;; Generate code to limit the string to a minimum size.
1433 (setq minform `(progn
1434 (setq str
1435 ,(ibuffer-compile-make-format-form
1436 'str
1437 `(- ,(if (integerp min)
1439 'min)
1440 strlen)
1441 align)))))
1442 (when (or (not (integerp max)) (> max 0))
1443 (setq str-used t max-used t)
1444 ;; Generate code to limit the string to a maximum size.
1445 (setq maxform `(progn
1446 (setq str
1447 ,(ibuffer-compile-make-substring-form
1448 'str
1449 (if (integerp max)
1451 'max)
1452 from-end-p))
1453 (setq strlen (length str))
1454 (setq str
1455 ,(ibuffer-compile-make-eliding-form 'str
1456 elide
1457 from-end-p)))))
1458 ;; Now, put these forms together with the rest of the code.
1459 (let ((callform
1460 ;; Is this an "inline" column? This means we have
1461 ;; to get the code from the
1462 ;; `ibuffer-inline-columns' alist and insert it
1463 ;; into our generated code. Otherwise, we just
1464 ;; generate a call to the column function.
1465 (ibuffer-aif (assq sym ibuffer-inline-columns)
1466 (nth 1 it)
1467 `(,sym buffer mark)))
1468 ;; You're not expected to understand this. Hell, I
1469 ;; don't even understand it, and I wrote it five
1470 ;; minutes ago.
1471 (insertgenfn (ibuffer-aif (get sym 'ibuffer-column-summarizer)
1472 ;; I really, really wish Emacs Lisp had closures.
1473 (lambda (arg sym)
1474 `(insert
1475 (let ((ret ,arg))
1476 (put ',sym 'ibuffer-column-summary
1477 (cons ret (get ',sym 'ibuffer-column-summary)))
1478 ret)))
1479 (lambda (arg sym)
1480 `(insert ,arg))))
1481 (mincompform `(< strlen ,(if (integerp min)
1483 'min)))
1484 (maxcompform `(> strlen ,(if (integerp max)
1486 'max))))
1487 (if (or min-used max-used)
1488 ;; The complex case, where we have to limit the
1489 ;; form to a maximum or minimum size.
1490 (progn
1491 (when (and min-used (not (integerp min)))
1492 (push `(min ,min) letbindings))
1493 (when (and max-used (not (integerp max)))
1494 (push `(max ,max) letbindings))
1495 (push
1496 (if (and min-used max-used)
1497 `(if ,mincompform
1498 ,minform
1499 (if ,maxcompform
1500 ,maxform))
1501 (if min-used
1502 `(when ,mincompform
1503 ,minform)
1504 `(when ,maxcompform
1505 ,maxform)))
1506 outforms)
1507 (push (append
1508 `(setq str ,callform)
1509 (when strlen-used
1510 `(strlen (length str))))
1511 outforms)
1512 (setq outforms
1513 (append outforms (list (funcall insertgenfn 'str sym)))))
1514 ;; The simple case; just insert the string.
1515 (push (funcall insertgenfn callform sym) outforms))
1516 ;; Finally, return a `let' form which binds the
1517 ;; variables in `letbindings', and contains all the
1518 ;; code in `outforms'.
1519 `(let ,letbindings
1520 ,@outforms)))))
1521 result))
1522 (setq result
1523 ;; We don't want to unconditionally load the byte-compiler.
1524 (funcall (if (or ibuffer-always-compile-formats
1525 (featurep 'bytecomp))
1526 #'byte-compile
1527 #'identity)
1528 ;; Here, we actually create a lambda form which
1529 ;; inserts all the generated forms for each entry
1530 ;; in the format string.
1531 (nconc (list 'lambda '(buffer mark))
1532 `((let ,(append (when str-used
1533 '(str))
1534 (when global-strlen-used
1535 '(strlen))
1536 (when tmp1-used
1537 '(tmp1))
1538 (when tmp2-used
1539 '(tmp2)))
1540 ,@(nreverse result))))))))
1542 (defvar ibuffer-compiled-formats nil)
1543 (defvar ibuffer-cached-formats nil)
1544 (defvar ibuffer-cached-eliding-string nil)
1545 (defvar ibuffer-cached-elide-long-columns 0)
1547 (defun ibuffer-recompile-formats ()
1548 "Recompile `ibuffer-formats'."
1549 (interactive)
1550 (setq ibuffer-compiled-formats
1551 (mapcar #'ibuffer-compile-format ibuffer-formats))
1552 (when (boundp 'ibuffer-filter-format-alist)
1553 (setq ibuffer-compiled-filter-formats
1554 (mapcar #'(lambda (entry)
1555 (cons (car entry)
1556 (mapcar #'(lambda (formats)
1557 (mapcar #'ibuffer-compile-format formats))
1558 (cdr entry))))
1559 ibuffer-filter-format-alist))))
1561 (defun ibuffer-clear-summary-columns (format)
1562 (dolist (form format)
1563 (ibuffer-awhen (and (consp form)
1564 (get (car form) 'ibuffer-column-summarizer))
1565 (put (car form) 'ibuffer-column-summary nil))))
1567 (defun ibuffer-check-formats ()
1568 (when (null ibuffer-formats)
1569 (error "No formats!"))
1570 (let ((ext-loaded (featurep 'ibuf-ext)))
1571 (when (or (null ibuffer-compiled-formats)
1572 (null ibuffer-cached-formats)
1573 (not (eq ibuffer-cached-formats ibuffer-formats))
1574 (null ibuffer-cached-eliding-string)
1575 (not (equal ibuffer-cached-eliding-string ibuffer-eliding-string))
1576 (eql 0 ibuffer-cached-elide-long-columns)
1577 (not (eql ibuffer-cached-elide-long-columns
1578 ibuffer-elide-long-columns))
1579 (and ext-loaded
1580 (not (eq ibuffer-cached-filter-formats
1581 ibuffer-filter-format-alist))
1582 (and ibuffer-filter-format-alist
1583 (null ibuffer-compiled-filter-formats))))
1584 (message "Formats have changed, recompiling...")
1585 (ibuffer-recompile-formats)
1586 (setq ibuffer-cached-formats ibuffer-formats
1587 ibuffer-cached-eliding-string ibuffer-eliding-string
1588 ibuffer-cached-elide-long-columns ibuffer-elide-long-columns)
1589 (when ext-loaded
1590 (setq ibuffer-cached-filter-formats ibuffer-filter-format-alist))
1591 (message "Formats have changed, recompiling...done"))))
1593 (defvar ibuffer-inline-columns nil)
1595 (define-ibuffer-column mark (:name " " :inline t)
1596 (string mark))
1598 (define-ibuffer-column read-only (:name "R" :inline t)
1599 (if buffer-read-only
1601 " "))
1603 (define-ibuffer-column modified (:name "M" :inline t)
1604 (if (buffer-modified-p)
1605 (string ibuffer-modified-char)
1606 " "))
1608 (define-ibuffer-column name (:inline t
1609 :props
1610 ('mouse-face 'highlight 'keymap ibuffer-name-map
1611 'ibuffer-name-column t
1612 'help-echo "mouse-1: mark this buffer\nmouse-2: select this buffer\nmouse-3: operate on this buffer"))
1613 (propertize (buffer-name) 'font-lock-face (ibuffer-buffer-name-face buffer mark)))
1615 (define-ibuffer-column size (:inline t)
1616 (format "%s" (buffer-size)))
1618 (define-ibuffer-column mode (:inline t
1619 :props
1620 ('mouse-face 'highlight
1621 'keymap ibuffer-mode-name-map
1622 'help-echo "mouse-2: filter by this mode"))
1623 (format "%s" mode-name))
1625 (define-ibuffer-column process ()
1626 (ibuffer-aif (get-buffer-process buffer)
1627 (format "(%s %s)" it (process-status it))
1628 "none"))
1630 (define-ibuffer-column filename ()
1631 (let ((directory-abbrev-alist ibuffer-directory-abbrev-alist))
1632 (abbreviate-file-name
1633 (or buffer-file-name
1634 (and (boundp 'dired-directory)
1635 dired-directory)
1636 ""))))
1638 (define-ibuffer-column filename-and-process (:name "Filename/Process")
1639 (let ((proc (get-buffer-process buffer))
1640 (filename (ibuffer-make-column-filename buffer mark)))
1641 (if proc
1642 (concat (propertize (format "(%s %s) " proc (process-status proc))
1643 'font-lock-face 'italic)
1644 filename)
1645 filename)))
1647 (defun ibuffer-format-column (str width alignment)
1648 (let ((left (make-string (/ width 2) ? ))
1649 (right (make-string (- width (/ width 2)) ? )))
1650 (case alignment
1651 (:right (concat left right str))
1652 (:center (concat left str right))
1653 (t (concat str left right)))))
1655 (defun ibuffer-buffer-name-face (buf mark)
1656 (cond ((char-equal mark ibuffer-marked-char)
1657 ibuffer-marked-face)
1658 ((char-equal mark ibuffer-deletion-char)
1659 ibuffer-deletion-face)
1661 (let ((level -1)
1662 result)
1663 (dolist (e ibuffer-fontification-alist result)
1664 (when (and (> (car e) level)
1665 (with-current-buffer buf
1666 (eval (nth 1 e))))
1667 (setq level (car e)
1668 result (nth 2 e))))))))
1670 (defun ibuffer-insert-buffer-line (buffer mark format)
1671 "Insert a line describing BUFFER and MARK using FORMAT."
1672 (assert (eq major-mode 'ibuffer-mode))
1673 (let ((beg (point)))
1674 (funcall format buffer mark)
1675 (put-text-property beg (point) 'ibuffer-properties (list buffer mark)))
1676 (insert "\n"))
1678 ;; This function knows a bit too much of the internals. It would be
1679 ;; nice if it was all abstracted away.
1680 (defun ibuffer-redisplay-current ()
1681 (assert (eq major-mode 'ibuffer-mode))
1682 (when (eobp)
1683 (forward-line -1))
1684 (beginning-of-line)
1685 (let ((curformat (mapcar #'ibuffer-expand-format-entry
1686 (ibuffer-current-format t))))
1687 (ibuffer-clear-summary-columns curformat)
1688 (let ((buf (ibuffer-current-buffer)))
1689 (when buf
1690 (let ((mark (ibuffer-current-mark)))
1691 (save-excursion
1692 (delete-region (point) (1+ (line-end-position)))
1693 (ibuffer-insert-buffer-line
1694 buf mark
1695 (ibuffer-current-format)))
1696 (when ibuffer-shrink-to-minimum-size
1697 (ibuffer-shrink-to-fit)))))))
1699 (defun ibuffer-map-on-mark (mark func)
1700 (ibuffer-map-lines
1701 #'(lambda (buf mk)
1702 (if (char-equal mark mk)
1703 (funcall func buf mark)
1704 nil))))
1706 (defun ibuffer-map-lines (function &optional nomodify group)
1707 "Call FUNCTION for each buffer.
1708 Don't set the ibuffer modification flag iff NOMODIFY is non-nil.
1710 If optional argument GROUP is non-nil, then only call FUNCTION on
1711 buffers in filtering group GROUP.
1713 FUNCTION is called with four arguments: the buffer object itself, the
1714 current mark symbol, and the beginning and ending line positions."
1715 (assert (eq major-mode 'ibuffer-mode))
1716 (ibuffer-forward-line 0)
1717 (let* ((orig-target-line (1+ (count-lines (save-excursion
1718 (goto-char (point-min))
1719 (ibuffer-forward-line 0)
1720 (point))
1721 (point))))
1722 (target-line-offset orig-target-line)
1723 (ibuffer-map-lines-total 0)
1724 (ibuffer-map-lines-count 0))
1725 (unwind-protect
1726 (progn
1727 (setq buffer-read-only nil)
1728 (goto-char (point-min))
1729 (ibuffer-forward-line 0 t)
1730 (while (and (not (eobp))
1731 (not (get-text-property (point) 'ibuffer-summary))
1732 (progn
1733 (ibuffer-forward-line 0 t)
1734 (and (not (eobp))
1735 (not (get-text-property (point) 'ibuffer-summary)))))
1736 (let ((result
1737 (if (buffer-live-p (ibuffer-current-buffer))
1738 (when (or (null group)
1739 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group)
1740 (equal group it)))
1741 (save-excursion
1742 (funcall function
1743 (ibuffer-current-buffer)
1744 (ibuffer-current-mark))))
1745 ;; Kill the line if the buffer is dead
1746 'kill)))
1747 ;; A given mapping function should return:
1748 ;; `nil' if it chose not to affect the buffer
1749 ;; `kill' means the remove line from the buffer list
1750 ;; `t' otherwise
1751 (incf ibuffer-map-lines-total)
1752 (cond ((null result)
1753 (forward-line 1))
1754 ((eq result 'kill)
1755 (delete-region (line-beginning-position)
1756 (1+ (line-end-position)))
1757 (incf ibuffer-map-lines-count)
1758 (when (< ibuffer-map-lines-total
1759 orig-target-line)
1760 (decf target-line-offset)))
1762 (incf ibuffer-map-lines-count)
1763 (forward-line 1)))))
1764 ibuffer-map-lines-count)
1765 (progn
1766 (setq buffer-read-only t)
1767 (unless nomodify
1768 (set-buffer-modified-p nil))
1769 (goto-char (point-min))
1770 (ibuffer-forward-line 0)
1771 (ibuffer-forward-line (1- target-line-offset))))))
1773 (defun ibuffer-get-marked-buffers ()
1774 "Return a list of buffer objects currently marked."
1775 (delq nil
1776 (mapcar #'(lambda (e)
1777 (when (eq (cdr e) ibuffer-marked-char)
1778 (car e)))
1779 (ibuffer-current-state-list))))
1781 (defun ibuffer-current-state-list (&optional pos)
1782 "Return a list like (BUF . MARK) of all buffers in an ibuffer.
1783 If POS is non-nil, return a list like (BUF MARK POINT), where POINT is
1784 the value of point at the beginning of the line for that buffer."
1785 (let ((ibuffer-current-state-list-tmp '()))
1786 ;; ah, if only we had closures. I bet this will mysteriously
1787 ;; break later. Don't blame me.
1788 (if pos
1789 (ibuffer-map-lines-nomodify
1790 #'(lambda (buf mark)
1791 (when (buffer-live-p buf)
1792 (push (list buf mark (point)) ibuffer-current-state-list-tmp))))
1793 (ibuffer-map-lines-nomodify
1794 #'(lambda (buf mark)
1795 (when (buffer-live-p buf)
1796 (push (cons buf mark) ibuffer-current-state-list-tmp)))))
1797 (nreverse ibuffer-current-state-list-tmp)))
1799 (defun ibuffer-current-buffers-with-marks (curbufs)
1800 "Return a list like (BUF . MARK) of all open buffers."
1801 (let ((bufs (ibuffer-current-state-list)))
1802 (mapcar #'(lambda (buf) (let ((e (assq buf bufs)))
1803 (if e
1805 (cons buf ? ))))
1806 curbufs)))
1808 (defun ibuffer-buf-matches-predicates (buf predicates)
1809 (let ((hit nil)
1810 (name (buffer-name buf)))
1811 (dolist (pred predicates)
1812 (when (if (stringp pred)
1813 (string-match pred name)
1814 (funcall pred buf))
1815 (setq hit t)))
1816 hit))
1818 (defun ibuffer-filter-buffers (ibuffer-buf last bmarklist all)
1819 (let ((ext-loaded (featurep 'ibuf-ext)))
1820 (delq nil
1821 (mapcar
1822 ;; element should be like (BUFFER . MARK)
1823 #'(lambda (e)
1824 (let* ((buf (car e)))
1825 (when
1826 ;; This takes precedence over anything else
1827 (or (and ibuffer-always-show-last-buffer
1828 (eq last buf))
1829 (funcall (if ext-loaded
1830 #'ibuffer-ext-visible-p
1831 #'ibuffer-visible-p)
1832 buf all ibuffer-buf))
1833 e)))
1834 bmarklist))))
1836 (defun ibuffer-visible-p (buf all &optional ibuffer-buf)
1837 (and (or all
1838 (not
1839 (ibuffer-buf-matches-predicates buf ibuffer-maybe-show-predicates)))
1840 (or ibuffer-view-ibuffer
1841 (and ibuffer-buf
1842 (not (eq ibuffer-buf buf))))))
1844 ;; This function is a special case; it's not defined by
1845 ;; `ibuffer-define-sorter'.
1846 (defun ibuffer-do-sort-by-recency ()
1847 "Sort the buffers by last view time."
1848 (interactive)
1849 (setq ibuffer-sorting-mode 'recency)
1850 (ibuffer-redisplay t))
1852 (defun ibuffer-update-format ()
1853 (when (null ibuffer-current-format)
1854 (setq ibuffer-current-format 0))
1855 (when (null ibuffer-formats)
1856 (error "Ibuffer error: no formats!")))
1858 (defun ibuffer-switch-format ()
1859 "Switch the current display format."
1860 (interactive)
1861 (assert (eq major-mode 'ibuffer-mode))
1862 (unless (consp ibuffer-formats)
1863 (error "Ibuffer error: No formats!"))
1864 (setq ibuffer-current-format
1865 (if (>= ibuffer-current-format (1- (length (ibuffer-current-formats nil))))
1867 (1+ ibuffer-current-format)))
1868 (ibuffer-update-format)
1869 (ibuffer-redisplay t))
1871 (defun ibuffer-update-title-and-summary (format)
1872 (assert (eq major-mode 'ibuffer-mode))
1873 ;; Don't do funky font-lock stuff here
1874 (let ((after-change-functions nil))
1875 (if (get-text-property (point-min) 'ibuffer-title)
1876 (delete-region (point-min)
1877 (next-single-property-change
1878 (point-min) 'ibuffer-title)))
1879 (goto-char (point-min))
1880 (add-text-properties
1881 (point)
1882 (progn
1883 (let ((opos (point)))
1884 ;; Insert the title names.
1885 (dolist (element format)
1886 (insert
1887 (if (stringp element)
1888 element
1889 (let ((sym (car element))
1890 (min (cadr element))
1891 ;; (max (caddr element))
1892 (align (cadddr element)))
1893 ;; Ignore a negative min when we're inserting the title
1894 (when (minusp min)
1895 (setq min (- min)))
1896 (let* ((name (or (get sym 'ibuffer-column-name)
1897 (error "Unknown column %s in ibuffer-formats" sym)))
1898 (len (length name)))
1899 (if (< len min)
1900 (ibuffer-format-column name
1901 (- min len)
1902 align)
1903 name))))))
1904 (add-text-properties opos (point) `(ibuffer-title-header t))
1905 (insert "\n")
1906 ;; Add the underlines
1907 (let ((str (save-excursion
1908 (forward-line -1)
1909 (beginning-of-line)
1910 (buffer-substring (point) (line-end-position)))))
1911 (apply #'insert (mapcar
1912 #'(lambda (c)
1913 (if (not (or (char-equal c ? )
1914 (char-equal c ?\n)))
1916 ? ))
1917 str)))
1918 (insert "\n"))
1919 (point))
1920 `(ibuffer-title t font-lock-face ,ibuffer-title-face))
1921 ;; Now, insert the summary columns.
1922 (goto-char (point-max))
1923 (if (get-text-property (1- (point-max)) 'ibuffer-summary)
1924 (delete-region (previous-single-property-change
1925 (point-max) 'ibuffer-summary)
1926 (point-max)))
1927 (add-text-properties
1928 (point)
1929 (progn
1930 (insert "\n")
1931 (dolist (element format)
1932 (insert
1933 (if (stringp element)
1934 (make-string (length element) ? )
1935 (let ((sym (car element)))
1936 (let ((min (cadr element))
1937 ;; (max (caddr element))
1938 (align (cadddr element)))
1939 ;; Ignore a negative min when we're inserting the title
1940 (when (minusp min)
1941 (setq min (- min)))
1942 (let* ((summary (if (get sym 'ibuffer-column-summarizer)
1943 (funcall (get sym 'ibuffer-column-summarizer)
1944 (get sym 'ibuffer-column-summary))
1945 (make-string (length (get sym 'ibuffer-column-name))
1946 ? )))
1947 (len (length summary)))
1948 (if (< len min)
1949 (ibuffer-format-column summary
1950 (- min len)
1951 align)
1952 summary)))))))
1953 (point))
1954 `(ibuffer-summary t))))
1956 (defun ibuffer-update-mode-name ()
1957 (setq mode-name (format "Ibuffer by %s" (if ibuffer-sorting-mode
1958 ibuffer-sorting-mode
1959 "view time")))
1960 (when ibuffer-sorting-reversep
1961 (setq mode-name (concat mode-name " [rev]")))
1962 (when (and (featurep 'ibuf-ext)
1963 ibuffer-auto-mode)
1964 (setq mode-name (concat mode-name " (Auto)")))
1965 (let ((result ""))
1966 (when (featurep 'ibuf-ext)
1967 (dolist (qualifier ibuffer-filtering-qualifiers)
1968 (setq result
1969 (concat result (ibuffer-format-qualifier qualifier))))
1970 (if ibuffer-use-header-line
1971 (setq header-line-format
1972 (when ibuffer-filtering-qualifiers
1973 (replace-regexp-in-string "%" "%%"
1974 (concat mode-name result))))
1975 (progn
1976 (setq mode-name (concat mode-name result))
1977 (when (boundp 'header-line-format)
1978 (setq header-line-format nil)))))))
1980 (defun ibuffer-redisplay (&optional silent)
1981 "Redisplay the current list of buffers.
1983 This does not show new buffers; use `ibuffer-update' for that.
1985 If SILENT is non-`nil', do not generate progress messages."
1986 (interactive)
1987 (ibuffer-forward-line 0)
1988 (unless silent
1989 (message "Redisplaying current buffer list..."))
1990 (let ((blist (ibuffer-current-state-list)))
1991 (when (null blist)
1992 (if (and (featurep 'ibuf-ext)
1993 (or ibuffer-filtering-qualifiers ibuffer-hidden-filter-groups))
1994 (message "No buffers! (note: filtering in effect)")
1995 (error "No buffers!")))
1996 (ibuffer-redisplay-engine blist t)
1997 (ibuffer-update-mode-name)
1998 (unless silent
1999 (message "Redisplaying current buffer list...done"))
2000 (ibuffer-forward-line 0)))
2002 (defun ibuffer-update (arg &optional silent)
2003 "Regenerate the list of all buffers.
2005 Display buffers whose name matches one of `ibuffer-maybe-show-predicates'
2006 iff arg ARG is non-nil.
2008 Do not display messages if SILENT is non-nil."
2009 (interactive "P")
2010 (ibuffer-forward-line 0)
2011 (let* ((bufs (buffer-list))
2012 (blist (ibuffer-filter-buffers
2013 (current-buffer)
2014 (if (and
2015 (cadr bufs)
2016 (eq ibuffer-always-show-last-buffer
2017 :nomini)
2018 (minibufferp (cadr bufs)))
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