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[emacs.git] / lisp / ibuffer.el
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1 ;;; ibuffer.el --- operate on buffers like dired
3 ;; Copyright (C) 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
6 ;; Author: Colin Walters <walters@verbum.org>
7 ;; Maintainer: John Paul Wallington <jpw@gnu.org>
8 ;; Created: 8 Sep 2000
9 ;; Keywords: buffer, convenience
11 ;; This file is part of GNU Emacs.
13 ;; GNU Emacs is free software: you can redistribute it and/or modify
14 ;; it under the terms of the GNU General Public License as published by
15 ;; the Free Software Foundation, either version 3 of the License, or
16 ;; (at your option) any later version.
18 ;; GNU Emacs is distributed in the hope that it will be useful,
19 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 ;; GNU General Public License for more details.
23 ;; You should have received a copy of the GNU General Public License
24 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
26 ;;; Commentary:
28 ;; ibuffer.el is an advanced replacement for the `buffer-menu' which
29 ;; is normally distributed with Emacs. Its interface is intended to
30 ;; be analogous to that of Dired.
32 ;;; Code:
34 (eval-when-compile
35 (require 'cl)
36 (require 'ibuf-macs)
37 (require 'dired))
39 (require 'font-core)
41 ;; These come from ibuf-ext.el, which can not be require'd at compile time
42 ;; because it has a recursive dependency on ibuffer.el
43 (defvar ibuffer-auto-mode)
44 (defvar ibuffer-cached-filter-formats)
45 (defvar ibuffer-compiled-filter-formats)
46 (defvar ibuffer-filter-format-alist)
47 (defvar ibuffer-filter-group-kill-ring)
48 (defvar ibuffer-filter-groups)
49 (defvar ibuffer-filtering-qualifiers)
50 (defvar ibuffer-header-line-format)
51 (defvar ibuffer-hidden-filter-groups)
52 (defvar ibuffer-inline-columns)
53 (defvar ibuffer-show-empty-filter-groups)
54 (defvar ibuffer-tmp-hide-regexps)
55 (defvar ibuffer-tmp-show-regexps)
57 (declare-function ibuffer-mark-on-buffer "ibuf-ext"
58 (func &optional ibuffer-mark-on-buffer-mark group))
59 (declare-function ibuffer-format-qualifier "ibuf-ext" (qualifier))
60 (declare-function ibuffer-generate-filter-groups "ibuf-ext"
61 (bmarklist &optional noempty nodefault))
62 (declare-function ibuffer-format-filter-group-data "ibuf-ext" (filter))
64 (defgroup ibuffer nil
65 "An advanced replacement for `buffer-menu'.
67 Ibuffer allows you to operate on buffers in a manner much like Dired.
68 Operations include sorting, marking by regular expression, and
69 the ability to filter the displayed buffers by various criteria."
70 :version "22.1"
71 :group 'convenience)
73 (defcustom ibuffer-formats '((mark modified read-only " " (name 18 18 :left :elide)
74 " " (size 9 -1 :right)
75 " " (mode 16 16 :left :elide) " " filename-and-process)
76 (mark " " (name 16 -1) " " filename))
77 "A list of ways to display buffer lines.
79 With Ibuffer, you are not limited to displaying just certain
80 attributes of a buffer such as size, name, and mode in a particular
81 order. Through this variable, you can completely customize and
82 control the appearance of an Ibuffer buffer. See also
83 `define-ibuffer-column', which allows you to define your own columns
84 for display.
86 This variable has the form
87 ((COLUMN COLUMN ...) (COLUMN COLUMN ...) ...)
88 Each element in `ibuffer-formats' should be a list containing COLUMN
89 specifiers. A COLUMN can be any of the following:
91 SYMBOL - A symbol naming the column. Predefined columns are:
92 mark modified read-only name size mode process filename
93 When you define your own columns using `define-ibuffer-column', just
94 use their name like the predefined columns here. This entry can
95 also be a function of two arguments, which should return a string.
96 The first argument is the buffer object, and the second is the mark
97 on that buffer.
99 \"STRING\" - A literal string to display.
101 (SYMBOL MIN-SIZE MAX-SIZE &optional ALIGN ELIDE) - SYMBOL is a
102 symbol naming the column, and MIN-SIZE and MAX-SIZE are integers (or
103 functions of no arguments returning an integer) which constrict the
104 size of a column. If MAX-SIZE is -1, there is no upper bound. The
105 default values are 0 and -1, respectively. If MIN-SIZE is negative,
106 use the end of the string. The optional element ALIGN describes the
107 alignment of the column; it can be :left, :center or :right. The
108 optional element ELIDE describes whether or not to elide the column
109 if it is too long; valid values are :elide and nil. The default is
110 nil (don't elide).
112 Some example of valid entries in `ibuffer-formats', with
113 description (also, feel free to try them out, and experiment with your
114 own!):
116 (mark \" \" name)
117 This format just displays the current mark (if any) and the name of
118 the buffer, separated by a space.
119 (mark modified read-only \" \" (name 16 16 :left) \" \" (size 6 -1 :right))
120 This format displays the current mark (if any), its modification and
121 read-only status, as well as the name of the buffer and its size. In
122 this format, the name is restricted to 16 characters (longer names
123 will be truncated, and shorter names will be padded with spaces), and
124 the name is also aligned to the left. The size of the buffer will
125 be padded with spaces up to a minimum of six characters, but there is
126 no upper limit on its size. The size will also be aligned to the
127 right.
129 Thus, if you wanted to use these two formats, add
131 (setq ibuffer-formats '((mark \" \" name)
132 (mark modified read-only
133 (name 16 16 :left) (size 6 -1 :right))))
135 to your ~/.emacs file.
137 Using \\[ibuffer-switch-format], you can rotate the display between
138 the specified formats in the list."
139 :type '(repeat sexp)
140 :group 'ibuffer)
142 (defcustom ibuffer-always-compile-formats (featurep 'bytecomp)
143 "If non-nil, then use the byte-compiler to optimize `ibuffer-formats'.
144 This will increase the redisplay speed, at the cost of loading the
145 elisp byte-compiler."
146 :type 'boolean
147 :group 'ibuffer)
149 (defcustom ibuffer-fontification-alist
150 `((10 buffer-read-only font-lock-constant-face)
151 (15 (and buffer-file-name
152 (string-match ibuffer-compressed-file-name-regexp
153 buffer-file-name))
154 font-lock-doc-face)
155 (20 (string-match "^*" (buffer-name)) font-lock-keyword-face)
156 (25 (and (string-match "^ " (buffer-name))
157 (null buffer-file-name))
158 italic)
159 (30 (memq major-mode ibuffer-help-buffer-modes) font-lock-comment-face)
160 (35 (eq major-mode 'dired-mode) font-lock-function-name-face))
161 "An alist describing how to fontify buffers.
162 Each element should be of the form (PRIORITY FORM FACE), where
163 PRIORITY is an integer, FORM is an arbitrary form to evaluate in the
164 buffer, and FACE is the face to use for fontification. If the FORM
165 evaluates to non-nil, then FACE will be put on the buffer name. The
166 element with the highest PRIORITY takes precedence.
168 If you change this variable, you must kill the Ibuffer buffer and
169 recreate it for the change to take effect."
170 :type '(repeat
171 (list (integer :tag "Priority")
172 (sexp :tag "Test Form")
173 face))
174 :group 'ibuffer)
176 (defcustom ibuffer-use-other-window nil
177 "If non-nil, display Ibuffer in another window by default."
178 :type 'boolean
179 :group 'ibuffer)
181 (defcustom ibuffer-default-shrink-to-minimum-size nil
182 "If non-nil, minimize the size of the Ibuffer window by default."
183 :type 'boolean
184 :group 'ibuffer)
185 (defvar ibuffer-shrink-to-minimum-size nil)
187 (defcustom ibuffer-display-summary t
188 "If non-nil, summarize Ibuffer columns."
189 :type 'boolean
190 :group 'ibuffer)
192 (defcustom ibuffer-truncate-lines t
193 "If non-nil, do not display continuation lines."
194 :type 'boolean
195 :group 'ibuffer)
197 (defcustom ibuffer-case-fold-search case-fold-search
198 "If non-nil, ignore case when searching."
199 :type 'boolean
200 :group 'ibuffer)
202 (defcustom ibuffer-default-sorting-mode 'recency
203 "The criteria by which to sort the buffers.
205 Note that this variable is local to each Ibuffer buffer. Thus, you
206 can have multiple Ibuffer buffers open, each with a different sorted
207 view of the buffers."
208 :type '(choice (const :tag "Last view time" :value recency)
209 (const :tag "Lexicographic" :value alphabetic)
210 (const :tag "Buffer size" :value size)
211 (const :tag "File name" :value filename/process)
212 (const :tag "Major mode" :value major-mode))
213 :group 'ibuffer)
214 (defvar ibuffer-sorting-mode nil)
215 (defvar ibuffer-last-sorting-mode nil)
217 (defcustom ibuffer-default-sorting-reversep nil
218 "If non-nil, reverse the default sorting order."
219 :type 'boolean
220 :group 'ibuffer)
221 (defvar ibuffer-sorting-reversep nil)
223 (defcustom ibuffer-elide-long-columns nil
224 "If non-nil, then elide column entries which exceed their max length."
225 :type 'boolean
226 :group 'ibuffer)
227 (make-obsolete-variable 'ibuffer-elide-long-columns
228 "use the :elide argument of `ibuffer-formats'."
229 "22.1")
231 (defcustom ibuffer-eliding-string "..."
232 "The string to use for eliding long columns."
233 :type 'string
234 :group 'ibuffer)
236 (defcustom ibuffer-maybe-show-predicates `(,(lambda (buf)
237 (and (string-match "^ " (buffer-name buf))
238 (null buffer-file-name))))
239 "A list of predicates for buffers to display conditionally.
241 A predicate can be a regexp or a function.
242 If a regexp, then it will be matched against the buffer's name.
243 If a function, it will be called with the buffer as an argument, and
244 should return non-nil if this buffer should be shown.
246 Viewing of buffers hidden because of these predicates may be customized
247 via `ibuffer-default-display-maybe-show-predicates' and is toggled by
248 giving a non-nil prefix argument to `ibuffer-update'.
249 Note that this specialized filtering occurs before real filtering."
250 :type '(repeat (choice regexp function))
251 :group 'ibuffer)
253 (defcustom ibuffer-default-display-maybe-show-predicates nil
254 "Non-nil means show buffers that match `ibuffer-maybe-show-predicates'."
255 :type 'boolean
256 :group 'ibuffer)
258 (defvar ibuffer-display-maybe-show-predicates nil)
260 (defvar ibuffer-current-format nil)
262 (defcustom ibuffer-movement-cycle t
263 "If non-nil, then forward and backwards movement commands cycle."
264 :type 'boolean
265 :group 'ibuffer)
267 (defcustom ibuffer-modified-char ?*
268 "The character to display for modified buffers."
269 :type 'character
270 :group 'ibuffer)
272 (defcustom ibuffer-read-only-char ?%
273 "The character to display for read-only buffers."
274 :type 'character
275 :group 'ibuffer)
277 (defcustom ibuffer-marked-char ?>
278 "The character to display for marked buffers."
279 :type 'character
280 :group 'ibuffer)
282 (defcustom ibuffer-deletion-char ?D
283 "The character to display for buffers marked for deletion."
284 :type 'character
285 :group 'ibuffer)
287 (defcustom ibuffer-expert nil
288 "If non-nil, don't ask for confirmation of \"dangerous\" operations."
289 :type 'boolean
290 :group 'ibuffer)
292 (defcustom ibuffer-view-ibuffer nil
293 "If non-nil, display the current Ibuffer buffer itself.
294 Note that this has a drawback - the data about the current Ibuffer
295 buffer will most likely be inaccurate. This includes modification
296 state, size, etc."
297 :type 'boolean
298 :group 'ibuffer)
300 (defcustom ibuffer-always-show-last-buffer nil
301 "If non-nil, always display the previous buffer.
302 This variable takes precedence over filtering, and even
303 `ibuffer-never-show-predicates'."
304 :type '(choice (const :tag "Always" :value t)
305 (const :tag "Never" :value nil)
306 (const :tag "Always except minibuffer" :value :nomini))
307 :group 'ibuffer)
309 (defcustom ibuffer-jump-offer-only-visible-buffers nil
310 "If non-nil, only offer buffers visible in the Ibuffer buffer
311 in completion lists of the `ibuffer-jump-to-buffer' command."
312 :type 'boolean
313 :group 'ibuffer)
315 (defcustom ibuffer-use-header-line (boundp 'header-line-format)
316 "If non-nil, display a header line containing current filters."
317 :type 'boolean
318 :group 'ibuffer)
320 (defcustom ibuffer-default-directory nil
321 "The default directory to use for a new Ibuffer buffer.
322 If nil, inherit the directory of the buffer in which `ibuffer' was
323 called. Otherwise, this variable should be a string naming a
324 directory, like `default-directory'."
325 :type '(choice (const :tag "Inherit" :value nil)
326 string)
327 :group 'ibuffer)
329 (defcustom ibuffer-help-buffer-modes
330 '(help-mode apropos-mode Info-mode Info-edit-mode)
331 "List of \"Help\" major modes."
332 :type '(repeat function)
333 :group 'ibuffer)
335 (defcustom ibuffer-compressed-file-name-regexp
336 "\\.\\(arj\\|bgz\\|bz2\\|gz\\|lzh\\|taz\\|tgz\\|zip\\|z\\)$"
337 "Regexp to match compressed file names."
338 :type 'regexp
339 :group 'ibuffer)
341 (define-obsolete-variable-alias 'ibuffer-hooks 'ibuffer-hook "22.1")
343 (defcustom ibuffer-hook nil
344 "Hook run when `ibuffer' is called."
345 :type 'hook
346 :group 'ibuffer)
348 (define-obsolete-variable-alias 'ibuffer-mode-hooks 'ibuffer-mode-hook "22.1")
350 (defcustom ibuffer-mode-hook nil
351 "Hook run upon entry into `ibuffer-mode'."
352 :type 'hook
353 :group 'ibuffer)
355 (defcustom ibuffer-load-hook nil
356 "Hook run when Ibuffer is loaded."
357 :type 'hook
358 :group 'ibuffer)
360 (defcustom ibuffer-marked-face 'font-lock-warning-face
361 "Face used for displaying marked buffers."
362 :type 'face
363 :group 'ibuffer)
365 (defcustom ibuffer-deletion-face 'font-lock-type-face
366 "Face used for displaying buffers marked for deletion."
367 :type 'face
368 :group 'ibuffer)
370 (defcustom ibuffer-title-face 'font-lock-type-face
371 "Face used for the title string."
372 :type 'face
373 :group 'ibuffer)
375 (defcustom ibuffer-filter-group-name-face 'bold
376 "Face used for displaying filtering group names."
377 :type 'face
378 :group 'ibuffer)
380 (defcustom ibuffer-directory-abbrev-alist nil
381 "An alist of file name abbreviations like `directory-abbrev-alist'."
382 :type '(repeat (cons :format "%v"
383 :value ("" . "")
384 (regexp :tag "From")
385 (regexp :tag "To")))
386 :group 'ibuffer)
389 (defvar ibuffer-mode-map nil)
390 (defvar ibuffer-mode-operate-map nil)
391 (defvar ibuffer-mode-groups-popup nil)
392 (unless ibuffer-mode-map
393 (let ((map (make-sparse-keymap))
394 (operate-map (make-sparse-keymap "Operate"))
395 (groups-map (make-sparse-keymap "Filter Groups")))
396 (define-key map (kbd "0") 'digit-argument)
397 (define-key map (kbd "1") 'digit-argument)
398 (define-key map (kbd "2") 'digit-argument)
399 (define-key map (kbd "3") 'digit-argument)
400 (define-key map (kbd "4") 'digit-argument)
401 (define-key map (kbd "5") 'digit-argument)
402 (define-key map (kbd "6") 'digit-argument)
403 (define-key map (kbd "7") 'digit-argument)
404 (define-key map (kbd "8") 'digit-argument)
405 (define-key map (kbd "9") 'digit-argument)
407 (define-key map (kbd "m") 'ibuffer-mark-forward)
408 (define-key map (kbd "t") 'ibuffer-toggle-marks)
409 (define-key map (kbd "u") 'ibuffer-unmark-forward)
410 (define-key map (kbd "=") 'ibuffer-diff-with-file)
411 (define-key map (kbd "j") 'ibuffer-jump-to-buffer)
412 (define-key map (kbd "M-g") 'ibuffer-jump-to-buffer)
413 (define-key map (kbd "DEL") 'ibuffer-unmark-backward)
414 (define-key map (kbd "M-DEL") 'ibuffer-unmark-all)
415 (define-key map (kbd "* *") 'ibuffer-unmark-all)
416 (define-key map (kbd "* M") 'ibuffer-mark-by-mode)
417 (define-key map (kbd "* m") 'ibuffer-mark-modified-buffers)
418 (define-key map (kbd "* u") 'ibuffer-mark-unsaved-buffers)
419 (define-key map (kbd "* s") 'ibuffer-mark-special-buffers)
420 (define-key map (kbd "* r") 'ibuffer-mark-read-only-buffers)
421 (define-key map (kbd "* /") 'ibuffer-mark-dired-buffers)
422 (define-key map (kbd "* e") 'ibuffer-mark-dissociated-buffers)
423 (define-key map (kbd "* h") 'ibuffer-mark-help-buffers)
424 (define-key map (kbd "* z") 'ibuffer-mark-compressed-file-buffers)
425 (define-key map (kbd ".") 'ibuffer-mark-old-buffers)
427 (define-key map (kbd "d") 'ibuffer-mark-for-delete)
428 (define-key map (kbd "C-d") 'ibuffer-mark-for-delete-backwards)
429 (define-key map (kbd "k") 'ibuffer-mark-for-delete)
430 (define-key map (kbd "x") 'ibuffer-do-kill-on-deletion-marks)
432 ;; immediate operations
433 (define-key map (kbd "n") 'ibuffer-forward-line)
434 (define-key map (kbd "<down>") 'ibuffer-forward-line)
435 (define-key map (kbd "SPC") 'forward-line)
436 (define-key map (kbd "p") 'ibuffer-backward-line)
437 (define-key map (kbd "<up>") 'ibuffer-backward-line)
438 (define-key map (kbd "M-}") 'ibuffer-forward-next-marked)
439 (define-key map (kbd "M-{") 'ibuffer-backwards-next-marked)
440 (define-key map (kbd "l") 'ibuffer-redisplay)
441 (define-key map (kbd "g") 'ibuffer-update)
442 (define-key map "`" 'ibuffer-switch-format)
443 (define-key map "-" 'ibuffer-add-to-tmp-hide)
444 (define-key map "+" 'ibuffer-add-to-tmp-show)
445 (define-key map "b" 'ibuffer-bury-buffer)
446 (define-key map (kbd ",") 'ibuffer-toggle-sorting-mode)
447 (define-key map (kbd "s i") 'ibuffer-invert-sorting)
448 (define-key map (kbd "s a") 'ibuffer-do-sort-by-alphabetic)
449 (define-key map (kbd "s v") 'ibuffer-do-sort-by-recency)
450 (define-key map (kbd "s s") 'ibuffer-do-sort-by-size)
451 (define-key map (kbd "s f") 'ibuffer-do-sort-by-filename/process)
452 (define-key map (kbd "s m") 'ibuffer-do-sort-by-major-mode)
454 (define-key map (kbd "/ m") 'ibuffer-filter-by-mode)
455 (define-key map (kbd "/ M") 'ibuffer-filter-by-used-mode)
456 (define-key map (kbd "/ n") 'ibuffer-filter-by-name)
457 (define-key map (kbd "/ c") 'ibuffer-filter-by-content)
458 (define-key map (kbd "/ e") 'ibuffer-filter-by-predicate)
459 (define-key map (kbd "/ f") 'ibuffer-filter-by-filename)
460 (define-key map (kbd "/ >") 'ibuffer-filter-by-size-gt)
461 (define-key map (kbd "/ <") 'ibuffer-filter-by-size-lt)
462 (define-key map (kbd "/ r") 'ibuffer-switch-to-saved-filters)
463 (define-key map (kbd "/ a") 'ibuffer-add-saved-filters)
464 (define-key map (kbd "/ x") 'ibuffer-delete-saved-filters)
465 (define-key map (kbd "/ d") 'ibuffer-decompose-filter)
466 (define-key map (kbd "/ s") 'ibuffer-save-filters)
467 (define-key map (kbd "/ p") 'ibuffer-pop-filter)
468 (define-key map (kbd "/ !") 'ibuffer-negate-filter)
469 (define-key map (kbd "/ t") 'ibuffer-exchange-filters)
470 (define-key map (kbd "/ TAB") 'ibuffer-exchange-filters)
471 (define-key map (kbd "/ o") 'ibuffer-or-filter)
472 (define-key map (kbd "/ g") 'ibuffer-filters-to-filter-group)
473 (define-key map (kbd "/ P") 'ibuffer-pop-filter-group)
474 (define-key map (kbd "/ D") 'ibuffer-decompose-filter-group)
475 (define-key map (kbd "/ /") 'ibuffer-filter-disable)
477 (define-key map (kbd "M-n") 'ibuffer-forward-filter-group)
478 (define-key map (kbd "<right>") 'ibuffer-forward-filter-group)
479 (define-key map (kbd "M-p") 'ibuffer-backward-filter-group)
480 (define-key map (kbd "<left>") 'ibuffer-backward-filter-group)
481 (define-key map (kbd "M-j") 'ibuffer-jump-to-filter-group)
482 (define-key map (kbd "C-k") 'ibuffer-kill-line)
483 (define-key map (kbd "C-y") 'ibuffer-yank)
484 (define-key map (kbd "/ S") 'ibuffer-save-filter-groups)
485 (define-key map (kbd "/ R") 'ibuffer-switch-to-saved-filter-groups)
486 (define-key map (kbd "/ X") 'ibuffer-delete-saved-filter-groups)
487 (define-key map (kbd "/ \\") 'ibuffer-clear-filter-groups)
489 (define-key map (kbd "q") 'ibuffer-quit)
490 (define-key map (kbd "h") 'describe-mode)
491 (define-key map (kbd "?") 'describe-mode)
493 (define-key map (kbd "% n") 'ibuffer-mark-by-name-regexp)
494 (define-key map (kbd "% m") 'ibuffer-mark-by-mode-regexp)
495 (define-key map (kbd "% f") 'ibuffer-mark-by-file-name-regexp)
497 (define-key map (kbd "C-t") 'ibuffer-visit-tags-table)
499 (define-key map (kbd "|") 'ibuffer-do-shell-command-pipe)
500 (define-key map (kbd "!") 'ibuffer-do-shell-command-file)
501 (define-key map (kbd "~") 'ibuffer-do-toggle-modified)
502 ;; marked operations
503 (define-key map (kbd "A") 'ibuffer-do-view)
504 (define-key map (kbd "D") 'ibuffer-do-delete)
505 (define-key map (kbd "E") 'ibuffer-do-eval)
506 (define-key map (kbd "F") 'ibuffer-do-shell-command-file)
507 (define-key map (kbd "I") 'ibuffer-do-query-replace-regexp)
508 (define-key map (kbd "H") 'ibuffer-do-view-other-frame)
509 (define-key map (kbd "N") 'ibuffer-do-shell-command-pipe-replace)
510 (define-key map (kbd "M") 'ibuffer-do-toggle-modified)
511 (define-key map (kbd "O") 'ibuffer-do-occur)
512 (define-key map (kbd "P") 'ibuffer-do-print)
513 (define-key map (kbd "Q") 'ibuffer-do-query-replace)
514 (define-key map (kbd "R") 'ibuffer-do-rename-uniquely)
515 (define-key map (kbd "S") 'ibuffer-do-save)
516 (define-key map (kbd "T") 'ibuffer-do-toggle-read-only)
517 (define-key map (kbd "U") 'ibuffer-do-replace-regexp)
518 (define-key map (kbd "V") 'ibuffer-do-revert)
519 (define-key map (kbd "W") 'ibuffer-do-view-and-eval)
520 (define-key map (kbd "X") 'ibuffer-do-shell-command-pipe)
522 (define-key map (kbd "k") 'ibuffer-do-kill-lines)
523 (define-key map (kbd "w") 'ibuffer-copy-filename-as-kill)
525 (define-key map (kbd "RET") 'ibuffer-visit-buffer)
526 (define-key map (kbd "e") 'ibuffer-visit-buffer)
527 (define-key map (kbd "f") 'ibuffer-visit-buffer)
528 (define-key map (kbd "C-x C-f") 'ibuffer-find-file)
529 (define-key map (kbd "o") 'ibuffer-visit-buffer-other-window)
530 (define-key map (kbd "C-o") 'ibuffer-visit-buffer-other-window-noselect)
531 (define-key map (kbd "M-o") 'ibuffer-visit-buffer-1-window)
532 (define-key map (kbd "v") 'ibuffer-do-view)
533 (define-key map (kbd "C-x v") 'ibuffer-do-view-horizontally)
534 (define-key map (kbd "C-c C-a") 'ibuffer-auto-mode)
535 (define-key map (kbd "C-x 4 RET") 'ibuffer-visit-buffer-other-window)
536 (define-key map (kbd "C-x 5 RET") 'ibuffer-visit-buffer-other-frame)
538 (define-key map [menu-bar view]
539 (cons "View" (make-sparse-keymap "View")))
541 (define-key-after map [menu-bar view visit-buffer]
542 '(menu-item "View this buffer" ibuffer-visit-buffer))
543 (define-key-after map [menu-bar view visit-buffer-other-window]
544 '(menu-item "View (other window)" ibuffer-visit-buffer-other-window))
545 (define-key-after map [menu-bar view visit-buffer-other-frame]
546 '(menu-item "View (other frame)" ibuffer-visit-buffer-other-frame))
547 (define-key-after map [menu-bar view ibuffer-update]
548 '(menu-item "Update" ibuffer-update
549 :help "Regenerate the list of buffers"))
550 (define-key-after map [menu-bar view switch-format]
551 '(menu-item "Switch display format" ibuffer-switch-format
552 :help "Toggle between available values of `ibuffer-formats'"))
554 (define-key-after map [menu-bar view dashes]
555 '("--"))
557 (define-key-after map [menu-bar view sort]
558 (cons "Sort" (make-sparse-keymap "Sort")))
560 (define-key-after map [menu-bar view sort do-sort-by-major-mode]
561 '(menu-item "Sort by major mode" ibuffer-do-sort-by-major-mode))
562 (define-key-after map [menu-bar view sort do-sort-by-size]
563 '(menu-item "Sort by buffer size" ibuffer-do-sort-by-size))
564 (define-key-after map [menu-bar view sort do-sort-by-alphabetic]
565 '(menu-item "Sort lexicographically" ibuffer-do-sort-by-alphabetic
566 :help "Sort by the alphabetic order of buffer name"))
567 (define-key-after map [menu-bar view sort do-sort-by-recency]
568 '(menu-item "Sort by view time" ibuffer-do-sort-by-recency
569 :help "Sort by the last time the buffer was displayed"))
570 (define-key-after map [menu-bar view sort dashes]
571 '("--"))
572 (define-key-after map [menu-bar view sort invert-sorting]
573 '(menu-item "Reverse sorting order" ibuffer-invert-sorting))
574 (define-key-after map [menu-bar view sort toggle-sorting-mode]
575 '(menu-item "Switch sorting mode" ibuffer-toggle-sorting-mode
576 :help "Switch between the various sorting criteria"))
578 (define-key-after map [menu-bar view filter]
579 (cons "Filter" (make-sparse-keymap "Filter")))
581 (define-key-after map [menu-bar view filter filter-disable]
582 '(menu-item "Disable all filtering" ibuffer-filter-disable
583 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
584 (define-key-after map [menu-bar view filter filter-by-mode]
585 '(menu-item "Add filter by major mode..." ibuffer-filter-by-mode))
586 (define-key-after map [menu-bar view filter filter-by-mode]
587 '(menu-item "Add filter by major mode in use..." ibuffer-filter-by-used-mode))
588 (define-key-after map [menu-bar view filter filter-by-name]
589 '(menu-item "Add filter by buffer name..." ibuffer-filter-by-name))
590 (define-key-after map [menu-bar view filter filter-by-filename]
591 '(menu-item "Add filter by filename..." ibuffer-filter-by-filename))
592 (define-key-after map [menu-bar view filter filter-by-size-lt]
593 '(menu-item "Add filter by size less than..." ibuffer-filter-by-size-lt))
594 (define-key-after map [menu-bar view filter filter-by-size-gt]
595 '(menu-item "Add filter by size greater than..." ibuffer-filter-by-size-gt))
596 (define-key-after map [menu-bar view filter filter-by-content]
597 '(menu-item "Add filter by content (regexp)..." ibuffer-filter-by-content))
598 (define-key-after map [menu-bar view filter filter-by-predicate]
599 '(menu-item "Add filter by Lisp predicate..." ibuffer-filter-by-predicate))
600 (define-key-after map [menu-bar view filter pop-filter]
601 '(menu-item "Remove top filter" ibuffer-pop-filter
602 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
603 (define-key-after map [menu-bar view filter or-filter]
604 '(menu-item "OR top two filters" ibuffer-or-filter
605 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
606 (cdr ibuffer-filtering-qualifiers))
607 :help "Create a new filter which is the logical OR of the top two filters"))
608 (define-key-after map [menu-bar view filter negate-filter]
609 '(menu-item "Negate top filter" ibuffer-negate-filter
610 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
611 (define-key-after map [menu-bar view filter decompose-filter]
612 '(menu-item "Decompose top filter" ibuffer-decompose-filter
613 :enable (and (featurep 'ibuf-ext) (memq (car ibuffer-filtering-qualifiers) '(or saved not)))
614 :help "Break down a complex filter like OR or NOT"))
615 (define-key-after map [menu-bar view filter exchange-filters]
616 '(menu-item "Swap top two filters" ibuffer-exchange-filters
617 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
618 (cdr ibuffer-filtering-qualifiers))))
619 (define-key-after map [menu-bar view filter save-filters]
620 '(menu-item "Save current filters permanently..." ibuffer-save-filters
621 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
622 :help "Use a mnemnonic name to store current filter stack"))
623 (define-key-after map [menu-bar view filter switch-to-saved-filters]
624 '(menu-item "Restore permanently saved filters..." ibuffer-switch-to-saved-filters
625 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)
626 :help "Replace current filters with a saved stack"))
627 (define-key-after map [menu-bar view filter add-saved-filters]
628 '(menu-item "Add to permanently saved filters..." ibuffer-add-saved-filters
629 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
630 :help "Include already saved stack with current filters"))
631 (define-key-after map [menu-bar view filter delete-saved-filters]
632 '(menu-item "Delete permanently saved filters..."
633 ibuffer-delete-saved-filters
634 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)))
636 ;; Filter groups
638 (define-key-after groups-map [filters-to-filter-group]
639 '(menu-item "Create filter group from current filters..."
640 ibuffer-filters-to-filter-group
641 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
642 (define-key-after groups-map [forward-filter-group]
643 '(menu-item "Move point to the next filter group"
644 ibuffer-forward-filter-group))
645 (define-key-after groups-map [backward-filter-group]
646 '(menu-item "Move point to the previous filter group"
647 ibuffer-backward-filter-group))
648 (define-key-after groups-map [jump-to-filter-group]
649 '(menu-item "Move point to a specific filter group..."
650 ibuffer-jump-to-filter-group))
651 (define-key-after groups-map [kill-filter-group]
652 '(menu-item "Kill filter group named..."
653 ibuffer-kill-filter-group
654 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
655 (define-key-after groups-map [yank-filter-group]
656 '(menu-item "Yank last killed filter group before..."
657 ibuffer-yank-filter-group
658 :enable (and (featurep 'ibuf-ext) ibuffer-filter-group-kill-ring)))
659 (define-key-after groups-map [pop-filter-group]
660 '(menu-item "Remove top filter group"
661 ibuffer-pop-filter-group
662 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
663 (define-key-after groups-map [clear-filter-groups]
664 '(menu-item "Remove all filter groups"
665 ibuffer-clear-filter-groups
666 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
667 (define-key-after groups-map [pop-filter-group]
668 '(menu-item "Decompose filter group..."
669 ibuffer-pop-filter-group
670 :help "\"Unmake\" a filter group"
671 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
672 (define-key-after groups-map [save-filter-groups]
673 '(menu-item "Save current filter groups permanently..."
674 ibuffer-save-filter-groups
675 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)
676 :help "Use a mnemnonic name to store current filter groups"))
677 (define-key-after groups-map [switch-to-saved-filter-groups]
678 '(menu-item "Restore permanently saved filters..."
679 ibuffer-switch-to-saved-filter-groups
680 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)
681 :help "Replace current filters with a saved stack"))
682 (define-key-after groups-map [delete-saved-filter-groups]
683 '(menu-item "Delete permanently saved filter groups..."
684 ibuffer-delete-saved-filter-groups
685 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)))
686 (define-key-after groups-map [set-filter-groups-by-mode]
687 '(menu-item "Set current filter groups to filter by mode"
688 ibuffer-set-filter-groups-by-mode))
690 (define-key-after map [menu-bar view filter-groups]
691 (cons "Filter Groups" groups-map))
693 (define-key-after map [menu-bar view dashes2]
694 '("--"))
695 (define-key-after map [menu-bar view diff-with-file]
696 '(menu-item "Diff with file" ibuffer-diff-with-file
697 :help "View the differences between this buffer and its file"))
698 (define-key-after map [menu-bar view auto-mode]
699 '(menu-item "Toggle Auto Mode" ibuffer-auto-mode
700 :help "Attempt to automatically update the Ibuffer buffer"))
701 (define-key-after map [menu-bar view customize]
702 '(menu-item "Customize Ibuffer" ibuffer-customize
703 :help "Use Custom to customize Ibuffer"))
705 (define-key-after map [menu-bar mark]
706 (cons "Mark" (make-sparse-keymap "Mark")))
708 (define-key-after map [menu-bar mark toggle-marks]
709 '(menu-item "Toggle marks" ibuffer-toggle-marks
710 :help "Unmark marked buffers, and mark unmarked buffers"))
711 (define-key-after map [menu-bar mark mark-forward]
712 '(menu-item "Mark" ibuffer-mark-forward
713 :help "Mark the buffer at point"))
714 (define-key-after map [menu-bar mark unmark-forward]
715 '(menu-item "Unmark" ibuffer-unmark-forward
716 :help "Unmark the buffer at point"))
717 (define-key-after map [menu-bar mark mark-by-mode]
718 '(menu-item "Mark by mode..." ibuffer-mark-by-mode
719 :help "Mark all buffers in a particular major mode"))
720 (define-key-after map [menu-bar mark mark-modified-buffers]
721 '(menu-item "Mark modified buffers" ibuffer-mark-modified-buffers
722 :help "Mark all buffers which have been modified"))
723 (define-key-after map [menu-bar mark mark-unsaved-buffers]
724 '(menu-item "Mark unsaved buffers" ibuffer-mark-unsaved-buffers
725 :help "Mark all buffers which have a file and are modified"))
726 (define-key-after map [menu-bar mark mark-read-only-buffers]
727 '(menu-item "Mark read-only buffers" ibuffer-mark-read-only-buffers
728 :help "Mark all buffers which are read-only"))
729 (define-key-after map [menu-bar mark mark-special-buffers]
730 '(menu-item "Mark special buffers" ibuffer-mark-special-buffers
731 :help "Mark all buffers whose name begins with a *"))
732 (define-key-after map [menu-bar mark mark-dired-buffers]
733 '(menu-item "Mark dired buffers" ibuffer-mark-dired-buffers
734 :help "Mark buffers in dired-mode"))
735 (define-key-after map [menu-bar mark mark-dissociated-buffers]
736 '(menu-item "Mark dissociated buffers" ibuffer-mark-dissociated-buffers
737 :help "Mark buffers with a non-existent associated file"))
738 (define-key-after map [menu-bar mark mark-help-buffers]
739 '(menu-item "Mark help buffers" ibuffer-mark-help-buffers
740 :help "Mark buffers in help-mode"))
741 (define-key-after map [menu-bar mark mark-compressed-file-buffers]
742 '(menu-item "Mark compressed file buffers" ibuffer-mark-compressed-file-buffers
743 :help "Mark buffers which have a file that is compressed"))
744 (define-key-after map [menu-bar mark mark-old-buffers]
745 '(menu-item "Mark old buffers" ibuffer-mark-old-buffers
746 :help "Mark buffers which have not been viewed recently"))
747 (define-key-after map [menu-bar mark unmark-all]
748 '(menu-item "Unmark All" ibuffer-unmark-all))
750 (define-key-after map [menu-bar mark dashes]
751 '("--"))
753 (define-key-after map [menu-bar mark mark-by-name-regexp]
754 '(menu-item "Mark by buffer name (regexp)..." ibuffer-mark-by-name-regexp
755 :help "Mark buffers whose name matches a regexp"))
756 (define-key-after map [menu-bar mark mark-by-mode-regexp]
757 '(menu-item "Mark by major mode (regexp)..." ibuffer-mark-by-mode-regexp
758 :help "Mark buffers whose major mode name matches a regexp"))
759 (define-key-after map [menu-bar mark mark-by-file-name-regexp]
760 '(menu-item "Mark by file name (regexp)..." ibuffer-mark-by-file-name-regexp
761 :help "Mark buffers whose file name matches a regexp"))
763 ;; Operate map is added later
765 (define-key-after operate-map [do-view]
766 '(menu-item "View" ibuffer-do-view))
767 (define-key-after operate-map [do-view-other-frame]
768 '(menu-item "View (separate frame)" ibuffer-do-view-other-frame))
769 (define-key-after operate-map [do-save]
770 '(menu-item "Save" ibuffer-do-save))
771 (define-key-after operate-map [do-replace-regexp]
772 '(menu-item "Replace (regexp)..." ibuffer-do-replace-regexp
773 :help "Replace text inside marked buffers"))
774 (define-key-after operate-map [do-query-replace]
775 '(menu-item "Query Replace..." ibuffer-do-query-replace
776 :help "Replace text in marked buffers, asking each time"))
777 (define-key-after operate-map [do-query-replace-regexp]
778 '(menu-item "Query Replace (regexp)..." ibuffer-do-query-replace-regexp
779 :help "Replace text in marked buffers by regexp, asking each time"))
780 (define-key-after operate-map [do-print]
781 '(menu-item "Print" ibuffer-do-print))
782 (define-key-after operate-map [do-toggle-modified]
783 '(menu-item "Toggle modification flag" ibuffer-do-toggle-modified))
784 (define-key-after operate-map [do-revert]
785 '(menu-item "Revert" ibuffer-do-revert
786 :help "Revert marked buffers to their associated file"))
787 (define-key-after operate-map [do-rename-uniquely]
788 '(menu-item "Rename Uniquely" ibuffer-do-rename-uniquely
789 :help "Rename marked buffers to a new, unique name"))
790 (define-key-after operate-map [do-delete]
791 '(menu-item "Kill" ibuffer-do-delete))
792 (define-key-after operate-map [do-occur]
793 '(menu-item "List lines matching..." ibuffer-do-occur
794 :help "View all lines in marked buffers matching a regexp"))
795 (define-key-after operate-map [do-shell-command-pipe]
796 '(menu-item "Pipe to shell command..." ibuffer-do-shell-command-pipe
797 :help "For each marked buffer, send its contents to a shell command"))
798 (define-key-after operate-map [do-shell-command-pipe-replace]
799 '(menu-item "Pipe to shell command (replace)..." ibuffer-do-shell-command-pipe-replace
800 :help "For each marked buffer, replace its contents with output of shell command"))
801 (define-key-after operate-map [do-shell-command-file]
802 '(menu-item "Shell command on buffer's file..." ibuffer-do-shell-command-file
803 :help "For each marked buffer, run a shell command with its file as argument"))
804 (define-key-after operate-map [do-eval]
805 '(menu-item "Eval..." ibuffer-do-eval
806 :help "Evaluate a Lisp form in each marked buffer"))
807 (define-key-after operate-map [do-view-and-eval]
808 '(menu-item "Eval (viewing buffer)..." ibuffer-do-view-and-eval
809 :help "Evaluate a Lisp form in each marked buffer while viewing it"))
811 (setq ibuffer-mode-map map
812 ibuffer-mode-operate-map operate-map
813 ibuffer-mode-groups-popup (copy-keymap groups-map))))
815 (define-key ibuffer-mode-groups-popup [kill-filter-group]
816 '(menu-item "Kill filter group"
817 ibuffer-kill-line
818 :enable (and (featurep 'ibuf-ext)
819 ibuffer-filter-groups)))
820 (define-key ibuffer-mode-groups-popup [yank-filter-group]
821 '(menu-item "Yank last killed filter group"
822 ibuffer-yank
823 :enable (and (featurep 'ibuf-ext)
824 ibuffer-filter-group-kill-ring)))
826 (defvar ibuffer-name-map
827 (let ((map (make-sparse-keymap)))
828 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
829 (define-key map [(mouse-2)] 'ibuffer-mouse-visit-buffer)
830 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
831 map))
833 (defvar ibuffer-filename/process-header-map
834 (let ((map (make-sparse-keymap)))
835 (define-key map [(mouse-1)] 'ibuffer-do-sort-by-filename/process)
836 map))
838 (defvar ibuffer-mode-name-map
839 (let ((map (make-sparse-keymap)))
840 (define-key map [(mouse-2)] 'ibuffer-mouse-filter-by-mode)
841 (define-key map (kbd "RET") 'ibuffer-interactive-filter-by-mode)
842 map))
844 (defvar ibuffer-name-header-map
845 (let ((map (make-sparse-keymap)))
846 (define-key map [(mouse-1)] 'ibuffer-do-sort-by-alphabetic)
847 map))
849 (defvar ibuffer-size-header-map
850 (let ((map (make-sparse-keymap)))
851 (define-key map [(mouse-1)] 'ibuffer-do-sort-by-size)
852 map))
854 (defvar ibuffer-mode-header-map
855 (let ((map (make-sparse-keymap)))
856 (define-key map [(mouse-1)] 'ibuffer-do-sort-by-major-mode)
857 map))
859 (defvar ibuffer-mode-filter-group-map
860 (let ((map (make-sparse-keymap)))
861 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
862 (define-key map [(mouse-2)] 'ibuffer-mouse-toggle-filter-group)
863 (define-key map (kbd "RET") 'ibuffer-toggle-filter-group)
864 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
865 map))
867 (defvar ibuffer-restore-window-config-on-quit nil
868 "If non-nil, restore previous window configuration upon exiting `ibuffer'.")
870 (defvar ibuffer-prev-window-config nil
871 "Window configuration before starting Ibuffer.")
873 (defvar ibuffer-did-modification nil)
875 (defvar ibuffer-compiled-formats nil)
876 (defvar ibuffer-cached-formats nil)
877 (defvar ibuffer-cached-eliding-string nil)
878 (defvar ibuffer-cached-elide-long-columns 0)
880 (defvar ibuffer-sorting-functions-alist nil
881 "An alist of functions which describe how to sort buffers.
883 Note: You most likely do not want to modify this variable directly;
884 use `define-ibuffer-sorter' instead.
886 The alist elements are constructed like (NAME DESCRIPTION FUNCTION)
887 Where NAME is a symbol describing the sorting method, DESCRIPTION is a
888 short string which will be displayed in the minibuffer and menu, and
889 FUNCTION is a function of two arguments, which will be the buffers to
890 compare.")
892 ;;; Utility functions
893 (defun ibuffer-columnize-and-insert-list (list &optional pad-width)
894 "Insert LIST into the current buffer in as many columns as possible.
895 The maximum number of columns is determined by the current window
896 width and the longest string in LIST."
897 (unless pad-width
898 (setq pad-width 3))
899 (let ((width (window-width))
900 (max (+ (apply #'max (mapcar #'length list))
901 pad-width)))
902 (let ((columns (/ width max)))
903 (when (zerop columns)
904 (setq columns 1))
905 (while list
906 (dotimes (i (1- columns))
907 (insert (concat (car list) (make-string (- max (length (car list)))
908 ?\s)))
909 (setq list (cdr list)))
910 (when (not (null list))
911 (insert (pop list)))
912 (insert "\n")))))
914 (defsubst ibuffer-current-mark ()
915 (cadr (get-text-property (line-beginning-position)
916 'ibuffer-properties)))
918 (defun ibuffer-mouse-toggle-mark (event)
919 "Toggle the marked status of the buffer chosen with the mouse."
920 (interactive "e")
921 (unwind-protect
922 (let ((pt (save-excursion
923 (mouse-set-point event)
924 (point))))
925 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
926 (ibuffer-toggle-marks it)
927 (goto-char pt)
928 (let ((mark (ibuffer-current-mark)))
929 (setq buffer-read-only nil)
930 (if (eq mark ibuffer-marked-char)
931 (ibuffer-set-mark ?\s)
932 (ibuffer-set-mark ibuffer-marked-char)))))
933 (setq buffer-read-only t)))
935 (defun ibuffer-find-file (file &optional wildcards)
936 "Like `find-file', but default to the directory of the buffer at point."
937 (interactive
938 (let ((default-directory (let ((buf (ibuffer-current-buffer)))
939 (if (buffer-live-p buf)
940 (with-current-buffer buf
941 default-directory)
942 default-directory))))
943 (list (read-file-name "Find file: " default-directory)
944 t)))
945 (find-file file wildcards))
947 (defun ibuffer-mouse-visit-buffer (event)
948 "Visit the buffer chosen with the mouse."
949 (interactive "e")
950 (switch-to-buffer
951 (save-excursion
952 (mouse-set-point event)
953 (ibuffer-current-buffer t))))
955 (defun ibuffer-mouse-popup-menu (event)
956 "Display a menu of operations."
957 (interactive "e")
958 (let ((eventpt (posn-point (event-end event)))
959 (origpt (point)))
960 (unwind-protect
961 (if (get-text-property eventpt 'ibuffer-filter-group-name)
962 (progn
963 (goto-char eventpt)
964 (popup-menu ibuffer-mode-groups-popup))
965 (let ((inhibit-read-only t))
966 (ibuffer-save-marks
967 ;; hm. we could probably do this in a better fashion
968 (ibuffer-unmark-all ?\r)
969 (save-excursion
970 (goto-char eventpt)
971 (ibuffer-set-mark ibuffer-marked-char))
972 (save-excursion
973 (popup-menu ibuffer-mode-operate-map)))))
974 (setq buffer-read-only t)
975 (if (= eventpt (point))
976 (goto-char origpt)))))
978 (defun ibuffer-skip-properties (props direction)
979 (while (and (not (eobp))
980 (let ((hit nil))
981 (dolist (prop props hit)
982 (when (get-text-property (point) prop)
983 (setq hit t)))))
984 (forward-line direction)
985 (beginning-of-line)))
987 (defun ibuffer-customize ()
988 "Begin customizing Ibuffer interactively."
989 (interactive)
990 (customize-group 'ibuffer))
992 (defun ibuffer-backward-line (&optional arg skip-group-names)
993 "Move backwards ARG lines, wrapping around the list if necessary."
994 (interactive "P")
995 (or arg (setq arg 1))
996 (beginning-of-line)
997 (while (> arg 0)
998 (forward-line -1)
999 (when (and ibuffer-movement-cycle
1000 (or (get-text-property (point) 'ibuffer-title)
1001 (and skip-group-names
1002 (get-text-property (point)
1003 'ibuffer-filter-group-name))))
1004 (goto-char (point-max))
1005 (beginning-of-line))
1006 (ibuffer-skip-properties (append '(ibuffer-summary)
1007 (when skip-group-names
1008 '(ibuffer-filter-group-name)))
1010 ;; Handle the special case of no buffers.
1011 (when (get-text-property (point) 'ibuffer-title)
1012 (forward-line 1)
1013 (setq arg 1))
1014 (decf arg)))
1016 (defun ibuffer-forward-line (&optional arg skip-group-names)
1017 "Move forward ARG lines, wrapping around the list if necessary."
1018 (interactive "P")
1019 (or arg (setq arg 1))
1020 (beginning-of-line)
1021 (when (and ibuffer-movement-cycle
1022 (or (eobp)
1023 (get-text-property (point) 'ibuffer-summary)))
1024 (goto-char (point-min)))
1025 (when (or (get-text-property (point) 'ibuffer-title)
1026 (and skip-group-names
1027 (get-text-property (point) 'ibuffer-filter-group-name)))
1028 (when (> arg 0)
1029 (decf arg))
1030 (ibuffer-skip-properties (append '(ibuffer-title)
1031 (when skip-group-names
1032 '(ibuffer-filter-group-name)))
1034 (if (< arg 0)
1035 (ibuffer-backward-line (- arg))
1036 (while (> arg 0)
1037 (forward-line 1)
1038 (when (and ibuffer-movement-cycle
1039 (or (eobp)
1040 (get-text-property (point) 'ibuffer-summary)))
1041 (goto-char (point-min)))
1042 (decf arg)
1043 (ibuffer-skip-properties (append '(ibuffer-title)
1044 (when skip-group-names
1045 '(ibuffer-filter-group-name)))
1046 1))))
1048 (defun ibuffer-visit-buffer (&optional single)
1049 "Visit the buffer on this line.
1050 If optional argument SINGLE is non-nil, then also ensure there is only
1051 one window."
1052 (interactive "P")
1053 (let ((buf (ibuffer-current-buffer t)))
1054 (bury-buffer (current-buffer))
1055 (switch-to-buffer buf)
1056 (when single
1057 (delete-other-windows))))
1059 (defun ibuffer-visit-buffer-other-window (&optional noselect)
1060 "Visit the buffer on this line in another window."
1061 (interactive)
1062 (let ((buf (ibuffer-current-buffer t)))
1063 (bury-buffer (current-buffer))
1064 (if noselect
1065 (let ((curwin (selected-window)))
1066 (pop-to-buffer buf)
1067 (select-window curwin))
1068 (switch-to-buffer-other-window buf))))
1070 (defun ibuffer-visit-buffer-other-window-noselect ()
1071 "Visit the buffer on this line in another window, but don't select it."
1072 (interactive)
1073 (ibuffer-visit-buffer-other-window t))
1075 (defun ibuffer-visit-buffer-other-frame ()
1076 "Visit the buffer on this line in another frame."
1077 (interactive)
1078 (let ((buf (ibuffer-current-buffer t)))
1079 (bury-buffer (current-buffer))
1080 (switch-to-buffer-other-frame buf)))
1082 (defun ibuffer-visit-buffer-1-window ()
1083 "Visit the buffer on this line, and delete other windows."
1084 (interactive)
1085 (ibuffer-visit-buffer t))
1087 (defun ibuffer-bury-buffer ()
1088 "Bury the buffer on this line."
1089 (interactive)
1090 (let ((buf (ibuffer-current-buffer t))
1091 (line (+ 1 (count-lines 1 (point)))))
1092 (bury-buffer buf)
1093 (ibuffer-update nil t)
1094 (goto-line line)))
1096 (defun ibuffer-visit-tags-table ()
1097 "Visit the tags table in the buffer on this line. See `visit-tags-table'."
1098 (interactive)
1099 (let ((file (buffer-file-name (ibuffer-current-buffer t))))
1100 (if file
1101 (visit-tags-table file)
1102 (error "Specified buffer has no file"))))
1104 (defun ibuffer-do-view (&optional other-frame)
1105 "View marked buffers, or the buffer on the current line.
1106 If optional argument OTHER-FRAME is non-nil, then display each
1107 marked buffer in a new frame. Otherwise, display each buffer as
1108 a new window in the current frame, splitting vertically."
1109 (interactive)
1110 (ibuffer-do-view-1 (if other-frame 'other-frame 'vertically)))
1112 (defun ibuffer-do-view-horizontally (&optional other-frame)
1113 "As `ibuffer-do-view', but split windows horizontally."
1114 (interactive)
1115 (ibuffer-do-view-1 (if other-frame 'other-frame 'horizontally)))
1117 (defun ibuffer-do-view-1 (type)
1118 (let ((marked-bufs (ibuffer-get-marked-buffers)))
1119 (when (null marked-bufs)
1120 (setq marked-bufs (list (ibuffer-current-buffer t))))
1121 (unless (and (eq type 'other-frame)
1122 (not ibuffer-expert)
1123 (> (length marked-bufs) 3)
1124 (not (y-or-n-p (format "Really create a new frame for %s buffers? "
1125 (length marked-bufs)))))
1126 (set-buffer-modified-p nil)
1127 (delete-other-windows)
1128 (switch-to-buffer (pop marked-bufs))
1129 (let ((height (/ (1- (if (eq type 'horizontally) (frame-width)
1130 (frame-height)))
1131 (1+ (length marked-bufs)))))
1132 (mapcar (if (eq type 'other-frame)
1133 #'(lambda (buf)
1134 (let ((curframe (selected-frame)))
1135 (select-frame (make-frame))
1136 (switch-to-buffer buf)
1137 (select-frame curframe)))
1138 #'(lambda (buf)
1139 (split-window nil height (eq type 'horizontally))
1140 (other-window 1)
1141 (switch-to-buffer buf)))
1142 marked-bufs)))))
1144 (defun ibuffer-do-view-other-frame ()
1145 "View each of the marked buffers in a separate frame."
1146 (interactive)
1147 (ibuffer-do-view t))
1149 (defsubst ibuffer-map-marked-lines (func)
1150 (prog1 (ibuffer-map-on-mark ibuffer-marked-char func)
1151 (ibuffer-redisplay t)))
1153 (defun ibuffer-shrink-to-fit (&optional owin)
1154 (fit-window-to-buffer nil (when owin (/ (frame-height)
1155 (length (window-list (selected-frame)))))))
1157 (defun ibuffer-confirm-operation-on (operation names)
1158 "Display a buffer asking whether to perform OPERATION on NAMES."
1159 (or ibuffer-expert
1160 (if (= (length names) 1)
1161 (y-or-n-p (format "Really %s buffer %s? " operation (car names)))
1162 (let ((buf (get-buffer-create "*Ibuffer confirmation*")))
1163 (with-current-buffer buf
1164 (setq buffer-read-only nil)
1165 (erase-buffer)
1166 (ibuffer-columnize-and-insert-list names)
1167 (goto-char (point-min))
1168 (setq buffer-read-only t))
1169 (let ((lastwin (car (last (window-list nil 'nomini)))))
1170 ;; Now attempt to display the buffer...
1171 (save-window-excursion
1172 (select-window lastwin)
1173 ;; The window might be too small to split; in that case,
1174 ;; try a few times to increase its size before giving up.
1175 (let ((attempts 0)
1176 (trying t))
1177 (while trying
1178 (condition-case err
1179 (progn
1180 (split-window)
1181 (setq trying nil))
1182 (error
1183 ;; Handle a failure
1184 (if (or (> (incf attempts) 4)
1185 (and (stringp (cadr err))
1186 ;; This definitely falls in the
1187 ;; ghetto hack category...
1188 (not (string-match "too small" (cadr err)))))
1189 (apply #'signal err)
1190 (enlarge-window 3))))))
1191 (select-window (next-window))
1192 (switch-to-buffer buf)
1193 (unwind-protect
1194 (progn
1195 (fit-window-to-buffer)
1196 (y-or-n-p (format "Really %s %d buffers? "
1197 operation (length names))))
1198 (kill-buffer buf))))))))
1200 (defsubst ibuffer-map-lines-nomodify (function)
1201 "As `ibuffer-map-lines', but don't set the modification flag."
1202 (ibuffer-map-lines function t))
1204 (defun ibuffer-buffer-names-with-mark (mark)
1205 (let ((ibuffer-buffer-names-with-mark-result nil))
1206 (ibuffer-map-lines-nomodify
1207 #'(lambda (buf mk)
1208 (when (char-equal mark mk)
1209 (push (buffer-name buf)
1210 ibuffer-buffer-names-with-mark-result))))
1211 ibuffer-buffer-names-with-mark-result))
1213 (defsubst ibuffer-marked-buffer-names ()
1214 (ibuffer-buffer-names-with-mark ibuffer-marked-char))
1216 (defsubst ibuffer-deletion-marked-buffer-names ()
1217 (ibuffer-buffer-names-with-mark ibuffer-deletion-char))
1219 (defun ibuffer-count-marked-lines (&optional all)
1220 (if all
1221 (ibuffer-map-lines-nomodify
1222 #'(lambda (buf mark)
1223 (not (char-equal mark ?\s))))
1224 (ibuffer-map-lines-nomodify
1225 #'(lambda (buf mark)
1226 (char-equal mark ibuffer-marked-char)))))
1228 (defsubst ibuffer-count-deletion-lines ()
1229 (ibuffer-map-lines-nomodify
1230 #'(lambda (buf mark)
1231 (char-equal mark ibuffer-deletion-char))))
1233 (defsubst ibuffer-map-deletion-lines (func)
1234 (ibuffer-map-on-mark ibuffer-deletion-char func))
1236 (define-ibuffer-op ibuffer-do-save ()
1237 "Save marked buffers as with `save-buffer'."
1238 (:complex t
1239 :opstring "saved"
1240 :modifier-p :maybe)
1241 (when (buffer-modified-p buf)
1242 (if (not (with-current-buffer buf
1243 buffer-file-name))
1244 ;; handle the case where we're prompted
1245 ;; for a file name
1246 (save-window-excursion
1247 (switch-to-buffer buf)
1248 (save-buffer))
1249 (with-current-buffer buf
1250 (save-buffer))))
1253 (define-ibuffer-op ibuffer-do-toggle-modified ()
1254 "Toggle modification flag of marked buffers."
1255 (:opstring "(un)marked as modified"
1256 :modifier-p t)
1257 (set-buffer-modified-p (not (buffer-modified-p))))
1259 (define-ibuffer-op ibuffer-do-toggle-read-only (&optional arg)
1260 "Toggle read only status in marked buffers.
1261 With optional ARG, make read-only only if ARG is positive."
1262 (:opstring "toggled read only status in"
1263 :interactive "P"
1264 :modifier-p t)
1265 (toggle-read-only arg))
1267 (define-ibuffer-op ibuffer-do-delete ()
1268 "Kill marked buffers as with `kill-this-buffer'."
1269 (:opstring "killed"
1270 :active-opstring "kill"
1271 :dangerous t
1272 :complex t
1273 :modifier-p t)
1274 (if (kill-buffer buf)
1275 'kill
1276 nil))
1278 (define-ibuffer-op ibuffer-do-kill-on-deletion-marks ()
1279 "Kill buffers marked for deletion as with `kill-this-buffer'."
1280 (:opstring "killed"
1281 :active-opstring "kill"
1282 :dangerous t
1283 :complex t
1284 :mark :deletion
1285 :modifier-p t)
1286 (if (kill-buffer buf)
1287 'kill
1288 nil))
1290 (defun ibuffer-unmark-all (mark)
1291 "Unmark all buffers with mark MARK."
1292 (interactive "cRemove marks (RET means all):")
1293 (if (= (ibuffer-count-marked-lines t) 0)
1294 (message "No buffers marked; use 'm' to mark a buffer")
1295 (cond
1296 ((char-equal mark ibuffer-marked-char)
1297 (ibuffer-map-marked-lines
1298 #'(lambda (buf mark)
1299 (ibuffer-set-mark-1 ?\s)
1300 t)))
1301 ((char-equal mark ibuffer-deletion-char)
1302 (ibuffer-map-deletion-lines
1303 #'(lambda (buf mark)
1304 (ibuffer-set-mark-1 ?\s)
1305 t)))
1307 (ibuffer-map-lines
1308 #'(lambda (buf mark)
1309 (when (not (char-equal mark ?\s))
1310 (ibuffer-set-mark-1 ?\s))
1311 t)))))
1312 (ibuffer-redisplay t))
1314 (defun ibuffer-toggle-marks (&optional group)
1315 "Toggle which buffers are marked.
1316 In other words, unmarked buffers become marked, and marked buffers
1317 become unmarked.
1318 If point is on a group name, then this function operates on that
1319 group."
1320 (interactive)
1321 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1322 (setq group it))
1323 (let ((count
1324 (ibuffer-map-lines
1325 #'(lambda (buf mark)
1326 (cond ((eq mark ibuffer-marked-char)
1327 (ibuffer-set-mark-1 ?\s)
1328 nil)
1329 ((eq mark ?\s)
1330 (ibuffer-set-mark-1 ibuffer-marked-char)
1333 nil)))
1334 nil group)))
1335 (message "%s buffers marked" count))
1336 (ibuffer-redisplay t))
1338 (defun ibuffer-mark-forward (arg)
1339 "Mark the buffer on this line, and move forward ARG lines.
1340 If point is on a group name, this function operates on that group."
1341 (interactive "P")
1342 (ibuffer-mark-interactive arg ibuffer-marked-char 1))
1344 (defun ibuffer-unmark-forward (arg)
1345 "Unmark the buffer on this line, and move forward ARG lines.
1346 If point is on a group name, this function operates on that group."
1347 (interactive "P")
1348 (ibuffer-mark-interactive arg ?\s 1))
1350 (defun ibuffer-unmark-backward (arg)
1351 "Unmark the buffer on this line, and move backward ARG lines.
1352 If point is on a group name, this function operates on that group."
1353 (interactive "P")
1354 (ibuffer-mark-interactive arg ?\s -1))
1356 (defun ibuffer-mark-interactive (arg mark movement)
1357 (assert (eq major-mode 'ibuffer-mode))
1358 (or arg (setq arg 1))
1359 (ibuffer-forward-line 0)
1360 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1361 (progn
1362 (require 'ibuf-ext)
1363 (ibuffer-mark-on-buffer #'identity mark it))
1364 (ibuffer-forward-line 0 t)
1365 (let ((inhibit-read-only t))
1366 (while (> arg 0)
1367 (ibuffer-set-mark mark)
1368 (ibuffer-forward-line movement t)
1369 (setq arg (1- arg))))))
1371 (defun ibuffer-set-mark (mark)
1372 (assert (eq major-mode 'ibuffer-mode))
1373 (let ((inhibit-read-only t))
1374 (ibuffer-set-mark-1 mark)
1375 (setq ibuffer-did-modification t)
1376 (ibuffer-redisplay-current)
1377 (beginning-of-line)))
1379 (defun ibuffer-set-mark-1 (mark)
1380 (let ((beg (line-beginning-position))
1381 (end (line-end-position)))
1382 (put-text-property beg end 'ibuffer-properties
1383 (list (ibuffer-current-buffer)
1384 mark))))
1386 (defun ibuffer-mark-for-delete (arg)
1387 "Mark the buffers on ARG lines forward for deletion.
1388 If point is on a group name, this function operates on that group."
1389 (interactive "P")
1390 (ibuffer-mark-interactive arg ibuffer-deletion-char 1))
1392 (defun ibuffer-mark-for-delete-backwards (arg)
1393 "Mark the buffers on ARG lines backward for deletion.
1394 If point is on a group name, this function operates on that group."
1395 (interactive "P")
1396 (ibuffer-mark-interactive arg ibuffer-deletion-char -1))
1398 (defun ibuffer-current-buffer (&optional must-be-live)
1399 (let ((buf (car (get-text-property (line-beginning-position)
1400 'ibuffer-properties))))
1401 (when must-be-live
1402 (if (bufferp buf)
1403 (unless (buffer-live-p buf)
1404 (error "Buffer %s has been killed; %s" buf (substitute-command-keys "use `\\[ibuffer-update]' to update")))
1405 (error "No buffer on this line")))
1406 buf))
1408 (defun ibuffer-active-formats-name ()
1409 (if (boundp 'ibuffer-filter-format-alist)
1410 (let ((ret nil))
1411 (dolist (filter ibuffer-filtering-qualifiers ret)
1412 (let ((val (assq (car filter) ibuffer-filter-format-alist)))
1413 (when val
1414 (setq ret (car filter)))))
1415 (if ret
1417 :ibuffer-formats))
1418 :ibuffer-formats))
1420 (defun ibuffer-current-formats (uncompiledp)
1421 (let* ((name (ibuffer-active-formats-name)))
1422 (ibuffer-check-formats)
1423 (if (eq name :ibuffer-formats)
1424 (if uncompiledp
1425 ibuffer-formats
1426 ibuffer-compiled-formats)
1427 (cadr (assq name
1428 (if uncompiledp
1429 ibuffer-filter-format-alist
1430 ibuffer-compiled-filter-formats))))))
1432 (defun ibuffer-current-format (&optional uncompiledp)
1433 (or ibuffer-current-format
1434 (setq ibuffer-current-format 0))
1435 (nth ibuffer-current-format (ibuffer-current-formats uncompiledp)))
1437 (defun ibuffer-expand-format-entry (form)
1438 (if (or (consp form)
1439 (symbolp form))
1440 (let ((sym (intern (concat "ibuffer-make-column-"
1441 (symbol-name (if (consp form)
1442 (car form)
1443 form))))))
1444 (unless (or (fboundp sym)
1445 (assq sym ibuffer-inline-columns))
1446 (error "Unknown column %s in ibuffer-formats" form))
1447 (let (min max align elide)
1448 (if (consp form)
1449 (setq min (or (nth 1 form) 0)
1450 max (or (nth 2 form) -1)
1451 align (or (nth 3 form) :left)
1452 elide (or (nth 4 form) nil))
1453 (setq min 0
1454 max -1
1455 align :left
1456 elide nil))
1457 (list sym min max align elide)))
1458 form))
1460 (defun ibuffer-compile-make-eliding-form (strvar elide from-end-p)
1461 (let ((ellipsis (propertize ibuffer-eliding-string 'font-lock-face 'bold)))
1462 (if (or elide (with-no-warnings ibuffer-elide-long-columns))
1463 `(if (> strlen 5)
1464 ,(if from-end-p
1465 `(concat ,ellipsis
1466 (substring ,strvar
1467 (length ibuffer-eliding-string)))
1468 `(concat
1469 (substring ,strvar 0 (- strlen ,(length ellipsis)))
1470 ,ellipsis))
1471 ,strvar)
1472 strvar)))
1474 (defun ibuffer-compile-make-substring-form (strvar maxvar from-end-p)
1475 (if from-end-p
1476 `(substring str
1477 (- strlen ,maxvar))
1478 `(substring ,strvar 0 ,maxvar)))
1480 (defun ibuffer-compile-make-format-form (strvar widthform alignment)
1481 (let* ((left `(make-string tmp2 ?\s))
1482 (right `(make-string (- tmp1 tmp2) ?\s)))
1483 `(progn
1484 (setq tmp1 ,widthform
1485 tmp2 (/ tmp1 2))
1486 ,(case alignment
1487 (:right `(concat ,left ,right ,strvar))
1488 (:center `(concat ,left ,strvar ,right))
1489 (:left `(concat ,strvar ,left ,right))
1490 (t (error "Invalid alignment %s" alignment))))))
1492 (defun ibuffer-compile-format (format)
1493 (let ((result nil)
1494 ;; We use these variables to keep track of which variables
1495 ;; inside the generated function we need to bind, since
1496 ;; binding variables in Emacs takes time.
1497 str-used tmp1-used tmp2-used global-strlen-used)
1498 (dolist (form format)
1499 (push
1500 ;; Generate a form based on a particular format entry, like
1501 ;; " ", mark, or (mode 16 16 :right).
1502 (if (stringp form)
1503 ;; It's a string; all we need to do is insert it.
1504 `(insert ,form)
1505 (let* ((form (ibuffer-expand-format-entry form))
1506 (sym (nth 0 form))
1507 (min (nth 1 form))
1508 (max (nth 2 form))
1509 (align (nth 3 form))
1510 (elide (nth 4 form)))
1511 (let* ((from-end-p (when (minusp min)
1512 (setq min (- min))
1514 (letbindings nil)
1515 (outforms nil)
1516 minform
1517 maxform
1518 min-used max-used strlen-used)
1519 (when (or (not (integerp min)) (>= min 0))
1520 ;; This is a complex case; they want it limited to a
1521 ;; minimum size.
1522 (setq min-used t)
1523 (setq str-used t strlen-used t global-strlen-used t
1524 tmp1-used t tmp2-used t)
1525 ;; Generate code to limit the string to a minimum size.
1526 (setq minform `(progn
1527 (setq str
1528 ,(ibuffer-compile-make-format-form
1529 'str
1530 `(- ,(if (integerp min)
1532 'min)
1533 strlen)
1534 align)))))
1535 (when (or (not (integerp max)) (> max 0))
1536 (setq str-used t max-used t)
1537 ;; Generate code to limit the string to a maximum size.
1538 (setq maxform `(progn
1539 (setq str
1540 ,(ibuffer-compile-make-substring-form
1541 'str
1542 (if (integerp max)
1544 'max)
1545 from-end-p))
1546 (setq strlen (length str))
1547 (setq str
1548 ,(ibuffer-compile-make-eliding-form 'str
1549 elide
1550 from-end-p)))))
1551 ;; Now, put these forms together with the rest of the code.
1552 (let ((callform
1553 ;; Is this an "inline" column? This means we have
1554 ;; to get the code from the
1555 ;; `ibuffer-inline-columns' alist and insert it
1556 ;; into our generated code. Otherwise, we just
1557 ;; generate a call to the column function.
1558 (ibuffer-aif (assq sym ibuffer-inline-columns)
1559 (nth 1 it)
1560 `(,sym buffer mark)))
1561 ;; You're not expected to understand this. Hell, I
1562 ;; don't even understand it, and I wrote it five
1563 ;; minutes ago.
1564 (insertgenfn (ibuffer-aif (get sym 'ibuffer-column-summarizer)
1565 ;; I really, really wish Emacs Lisp had closures.
1566 (lambda (arg sym)
1567 `(insert
1568 (let ((ret ,arg))
1569 (put ',sym 'ibuffer-column-summary
1570 (cons ret (get ',sym 'ibuffer-column-summary)))
1571 ret)))
1572 (lambda (arg sym)
1573 `(insert ,arg))))
1574 (mincompform `(< strlen ,(if (integerp min)
1576 'min)))
1577 (maxcompform `(> strlen ,(if (integerp max)
1579 'max))))
1580 (if (or min-used max-used)
1581 ;; The complex case, where we have to limit the
1582 ;; form to a maximum or minimum size.
1583 (progn
1584 (when (and min-used (not (integerp min)))
1585 (push `(min ,min) letbindings))
1586 (when (and max-used (not (integerp max)))
1587 (push `(max ,max) letbindings))
1588 (push
1589 (if (and min-used max-used)
1590 `(if ,mincompform
1591 ,minform
1592 (if ,maxcompform
1593 ,maxform))
1594 (if min-used
1595 `(when ,mincompform
1596 ,minform)
1597 `(when ,maxcompform
1598 ,maxform)))
1599 outforms)
1600 (push (append
1601 `(setq str ,callform)
1602 (when strlen-used
1603 `(strlen (length str))))
1604 outforms)
1605 (setq outforms
1606 (append outforms (list (funcall insertgenfn 'str sym)))))
1607 ;; The simple case; just insert the string.
1608 (push (funcall insertgenfn callform sym) outforms))
1609 ;; Finally, return a `let' form which binds the
1610 ;; variables in `letbindings', and contains all the
1611 ;; code in `outforms'.
1612 `(let ,letbindings
1613 ,@outforms)))))
1614 result))
1615 (setq result
1616 ;; We don't want to unconditionally load the byte-compiler.
1617 (funcall (if (or ibuffer-always-compile-formats
1618 (featurep 'bytecomp))
1619 #'byte-compile
1620 #'identity)
1621 ;; Here, we actually create a lambda form which
1622 ;; inserts all the generated forms for each entry
1623 ;; in the format string.
1624 (nconc (list 'lambda '(buffer mark))
1625 `((let ,(append (when str-used
1626 '(str))
1627 (when global-strlen-used
1628 '(strlen))
1629 (when tmp1-used
1630 '(tmp1))
1631 (when tmp2-used
1632 '(tmp2)))
1633 ,@(nreverse result))))))))
1635 (defun ibuffer-recompile-formats ()
1636 "Recompile `ibuffer-formats'."
1637 (interactive)
1638 (setq ibuffer-compiled-formats
1639 (mapcar #'ibuffer-compile-format ibuffer-formats))
1640 (when (boundp 'ibuffer-filter-format-alist)
1641 (setq ibuffer-compiled-filter-formats
1642 (mapcar #'(lambda (entry)
1643 (cons (car entry)
1644 (mapcar #'(lambda (formats)
1645 (mapcar #'ibuffer-compile-format formats))
1646 (cdr entry))))
1647 ibuffer-filter-format-alist))))
1649 (defun ibuffer-clear-summary-columns (format)
1650 (dolist (form format)
1651 (ibuffer-awhen (and (consp form)
1652 (get (car form) 'ibuffer-column-summarizer))
1653 (put (car form) 'ibuffer-column-summary nil))))
1655 (defun ibuffer-check-formats ()
1656 (when (null ibuffer-formats)
1657 (error "No formats!"))
1658 (let ((ext-loaded (featurep 'ibuf-ext)))
1659 (when (or (null ibuffer-compiled-formats)
1660 (null ibuffer-cached-formats)
1661 (not (eq ibuffer-cached-formats ibuffer-formats))
1662 (null ibuffer-cached-eliding-string)
1663 (not (equal ibuffer-cached-eliding-string ibuffer-eliding-string))
1664 (eql 0 ibuffer-cached-elide-long-columns)
1665 (not (eql ibuffer-cached-elide-long-columns
1666 (with-no-warnings ibuffer-elide-long-columns)))
1667 (and ext-loaded
1668 (not (eq ibuffer-cached-filter-formats
1669 ibuffer-filter-format-alist))
1670 (and ibuffer-filter-format-alist
1671 (null ibuffer-compiled-filter-formats))))
1672 (message "Formats have changed, recompiling...")
1673 (ibuffer-recompile-formats)
1674 (setq ibuffer-cached-formats ibuffer-formats
1675 ibuffer-cached-eliding-string ibuffer-eliding-string
1676 ibuffer-cached-elide-long-columns (with-no-warnings ibuffer-elide-long-columns))
1677 (when ext-loaded
1678 (setq ibuffer-cached-filter-formats ibuffer-filter-format-alist))
1679 (message "Formats have changed, recompiling...done"))))
1681 (defvar ibuffer-inline-columns nil)
1683 (define-ibuffer-column mark (:name " " :inline t)
1684 (string mark))
1686 (define-ibuffer-column read-only (:name "R" :inline t)
1687 (if buffer-read-only
1688 (string ibuffer-read-only-char)
1689 " "))
1691 (define-ibuffer-column modified (:name "M" :inline t)
1692 (if (buffer-modified-p)
1693 (string ibuffer-modified-char)
1694 " "))
1696 (define-ibuffer-column name
1697 (:inline t
1698 :header-mouse-map ibuffer-name-header-map
1699 :props
1700 ('mouse-face 'highlight 'keymap ibuffer-name-map
1701 'ibuffer-name-column t
1702 'help-echo '(if tooltip-mode
1703 "mouse-1: mark this buffer\nmouse-2: select this buffer\nmouse-3: operate on this buffer"
1704 "mouse-1: mark buffer mouse-2: select buffer mouse-3: operate"))
1705 :summarizer
1706 (lambda (strings)
1707 (let ((bufs (length strings)))
1708 (cond ((zerop bufs) "No buffers")
1709 ((= 1 bufs) "1 buffer")
1710 (t (format "%s buffers" bufs))))))
1711 (propertize (buffer-name) 'font-lock-face (ibuffer-buffer-name-face buffer mark)))
1713 (define-ibuffer-column size
1714 (:inline t
1715 :header-mouse-map ibuffer-size-header-map
1716 :summarizer
1717 (lambda (column-strings)
1718 (let ((total 0))
1719 (dolist (string column-strings)
1720 (setq total
1721 ;; like, ewww ...
1722 (+ (float (string-to-number string))
1723 total)))
1724 (format "%.0f" total))))
1725 (format "%s" (buffer-size)))
1727 (define-ibuffer-column mode
1728 (:inline t
1729 :header-mouse-map ibuffer-mode-header-map
1730 :props
1731 ('mouse-face 'highlight
1732 'keymap ibuffer-mode-name-map
1733 'help-echo "mouse-2: filter by this mode"))
1734 (format-mode-line mode-name nil nil (current-buffer)))
1736 (define-ibuffer-column process
1737 (:summarizer
1738 (lambda (strings)
1739 (let ((total (length (delete "" strings))))
1740 (cond ((zerop total) "No processes")
1741 ((= 1 total) "1 process")
1742 (t (format "%d processes" total))))))
1743 (ibuffer-aif (get-buffer-process buffer)
1744 (format "(%s %s)" it (process-status it))
1745 ""))
1747 (define-ibuffer-column filename
1748 (:summarizer
1749 (lambda (strings)
1750 (let ((total (length (delete "" strings))))
1751 (cond ((zerop total) "No files")
1752 ((= 1 total) "1 file")
1753 (t (format "%d files" total))))))
1754 (let ((directory-abbrev-alist ibuffer-directory-abbrev-alist))
1755 (abbreviate-file-name
1756 (or buffer-file-name
1757 (and (boundp 'dired-directory)
1758 (if (stringp dired-directory)
1759 dired-directory
1760 (car dired-directory)))
1761 (and (eq major-mode 'vc-dir-mode)
1762 (bound-and-true-p default-directory))
1763 ""))))
1765 (define-ibuffer-column filename-and-process
1766 (:name "Filename/Process"
1767 :header-mouse-map ibuffer-filename/process-header-map
1768 :summarizer
1769 (lambda (strings)
1770 (setq strings (delete "" strings))
1771 (let ((procs 0)
1772 (files 0))
1773 (dolist (string strings)
1774 (if (string-match "\\(\?:\\`(\[\[:ascii:\]\]\+)\\)" string)
1775 (progn (setq procs (1+ procs))
1776 (if (< (match-end 0) (length string))
1777 (setq files (1+ files))))
1778 (setq files (1+ files))))
1779 (concat (cond ((zerop files) "No files")
1780 ((= 1 files) "1 file")
1781 (t (format "%d files" files)))
1782 ", "
1783 (cond ((zerop procs) "no processes")
1784 ((= 1 procs) "1 process")
1785 (t (format "%d processes" procs)))))))
1786 (let ((proc (get-buffer-process buffer))
1787 (filename (ibuffer-make-column-filename buffer mark)))
1788 (if proc
1789 (concat (propertize (format "(%s %s)" proc (process-status proc))
1790 'font-lock-face 'italic)
1791 (if (> (length filename) 0)
1792 (format " %s" filename)
1793 ""))
1794 filename)))
1796 (defun ibuffer-format-column (str width alignment)
1797 (let ((left (make-string (/ width 2) ?\s))
1798 (right (make-string (- width (/ width 2)) ?\s)))
1799 (case alignment
1800 (:right (concat left right str))
1801 (:center (concat left str right))
1802 (t (concat str left right)))))
1804 (defun ibuffer-buffer-name-face (buf mark)
1805 (cond ((char-equal mark ibuffer-marked-char)
1806 ibuffer-marked-face)
1807 ((char-equal mark ibuffer-deletion-char)
1808 ibuffer-deletion-face)
1810 (let ((level -1)
1811 result)
1812 (dolist (e ibuffer-fontification-alist result)
1813 (when (and (> (car e) level)
1814 (with-current-buffer buf
1815 (eval (nth 1 e))))
1816 (setq level (car e)
1817 result (nth 2 e))))))))
1819 (defun ibuffer-insert-buffer-line (buffer mark format)
1820 "Insert a line describing BUFFER and MARK using FORMAT."
1821 (assert (eq major-mode 'ibuffer-mode))
1822 (let ((beg (point)))
1823 (funcall format buffer mark)
1824 (put-text-property beg (point) 'ibuffer-properties (list buffer mark)))
1825 (insert "\n"))
1827 ;; This function knows a bit too much of the internals. It would be
1828 ;; nice if it was all abstracted away.
1829 (defun ibuffer-redisplay-current ()
1830 (assert (eq major-mode 'ibuffer-mode))
1831 (when (eobp)
1832 (forward-line -1))
1833 (beginning-of-line)
1834 (let ((curformat (mapcar #'ibuffer-expand-format-entry
1835 (ibuffer-current-format t))))
1836 (ibuffer-clear-summary-columns curformat)
1837 (let ((buf (ibuffer-current-buffer)))
1838 (when buf
1839 (let ((mark (ibuffer-current-mark)))
1840 (save-excursion
1841 (delete-region (point) (1+ (line-end-position)))
1842 (ibuffer-insert-buffer-line
1843 buf mark
1844 (ibuffer-current-format)))
1845 (when ibuffer-shrink-to-minimum-size
1846 (ibuffer-shrink-to-fit)))))))
1848 (defun ibuffer-map-on-mark (mark func)
1849 (ibuffer-map-lines
1850 #'(lambda (buf mk)
1851 (if (char-equal mark mk)
1852 (funcall func buf mark)
1853 nil))))
1855 (defun ibuffer-map-lines (function &optional nomodify group)
1856 "Call FUNCTION for each buffer.
1857 Set the ibuffer modification flag unless NOMODIFY is non-nil.
1859 If optional argument GROUP is non-nil, then only call FUNCTION on
1860 buffers in filtering group GROUP.
1862 FUNCTION is called with two arguments:
1863 the buffer object itself and the current mark symbol."
1864 (assert (eq major-mode 'ibuffer-mode))
1865 (ibuffer-forward-line 0)
1866 (let* ((orig-target-line (1+ (count-lines (save-excursion
1867 (goto-char (point-min))
1868 (ibuffer-forward-line 0)
1869 (point))
1870 (point))))
1871 (target-line-offset orig-target-line)
1872 (ibuffer-map-lines-total 0)
1873 (ibuffer-map-lines-count 0))
1874 (unwind-protect
1875 (progn
1876 (setq buffer-read-only nil)
1877 (goto-char (point-min))
1878 (ibuffer-forward-line 0 t)
1879 (while (and (not (eobp))
1880 (not (get-text-property (point) 'ibuffer-summary))
1881 (progn
1882 (ibuffer-forward-line 0 t)
1883 (and (not (eobp))
1884 (not (get-text-property (point) 'ibuffer-summary)))))
1885 (let ((result
1886 (if (buffer-live-p (ibuffer-current-buffer))
1887 (when (or (null group)
1888 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group)
1889 (equal group it)))
1890 (save-excursion
1891 (funcall function
1892 (ibuffer-current-buffer)
1893 (ibuffer-current-mark))))
1894 ;; Kill the line if the buffer is dead
1895 'kill)))
1896 ;; A given mapping function should return:
1897 ;; `nil' if it chose not to affect the buffer
1898 ;; `kill' means the remove line from the buffer list
1899 ;; `t' otherwise
1900 (incf ibuffer-map-lines-total)
1901 (cond ((null result)
1902 (forward-line 1))
1903 ((eq result 'kill)
1904 (delete-region (line-beginning-position)
1905 (1+ (line-end-position)))
1906 (incf ibuffer-map-lines-count)
1907 (when (< ibuffer-map-lines-total
1908 orig-target-line)
1909 (decf target-line-offset)))
1911 (incf ibuffer-map-lines-count)
1912 (forward-line 1)))))
1913 ibuffer-map-lines-count)
1914 (progn
1915 (setq buffer-read-only t)
1916 (unless nomodify
1917 (set-buffer-modified-p nil))
1918 (goto-char (point-min))
1919 (ibuffer-forward-line 0)
1920 (ibuffer-forward-line (1- target-line-offset))))))
1922 (defun ibuffer-get-marked-buffers ()
1923 "Return a list of buffer objects currently marked."
1924 (delq nil
1925 (mapcar #'(lambda (e)
1926 (when (eq (cdr e) ibuffer-marked-char)
1927 (car e)))
1928 (ibuffer-current-state-list))))
1930 (defun ibuffer-current-state-list (&optional pos)
1931 "Return a list like (BUF . MARK) of all buffers in an ibuffer.
1932 If POS is non-nil, return a list like (BUF MARK POINT), where POINT is
1933 the value of point at the beginning of the line for that buffer."
1934 (let ((ibuffer-current-state-list-tmp '()))
1935 ;; ah, if only we had closures. I bet this will mysteriously
1936 ;; break later. Don't blame me.
1937 (if pos
1938 (ibuffer-map-lines-nomodify
1939 #'(lambda (buf mark)
1940 (when (buffer-live-p buf)
1941 (push (list buf mark (point)) ibuffer-current-state-list-tmp))))
1942 (ibuffer-map-lines-nomodify
1943 #'(lambda (buf mark)
1944 (when (buffer-live-p buf)
1945 (push (cons buf mark) ibuffer-current-state-list-tmp)))))
1946 (nreverse ibuffer-current-state-list-tmp)))
1948 (defun ibuffer-current-buffers-with-marks (curbufs)
1949 "Return a list like (BUF . MARK) of all open buffers."
1950 (let ((bufs (ibuffer-current-state-list)))
1951 (mapcar #'(lambda (buf) (let ((e (assq buf bufs)))
1952 (if e
1954 (cons buf ?\s))))
1955 curbufs)))
1957 (defun ibuffer-buf-matches-predicates (buf predicates)
1958 (let ((hit nil)
1959 (name (buffer-name buf)))
1960 (dolist (pred predicates)
1961 (when (if (stringp pred)
1962 (string-match pred name)
1963 (funcall pred buf))
1964 (setq hit t)))
1965 hit))
1967 (defun ibuffer-filter-buffers (ibuffer-buf last bmarklist all)
1968 (let ((ext-loaded (featurep 'ibuf-ext)))
1969 (delq nil
1970 (mapcar
1971 ;; element should be like (BUFFER . MARK)
1972 #'(lambda (e)
1973 (let* ((buf (car e)))
1974 (when
1975 ;; This takes precedence over anything else
1976 (or (and ibuffer-always-show-last-buffer
1977 (eq last buf))
1978 (funcall (if ext-loaded
1979 #'ibuffer-ext-visible-p
1980 #'ibuffer-visible-p)
1981 buf all ibuffer-buf))
1982 e)))
1983 bmarklist))))
1985 (defun ibuffer-visible-p (buf all &optional ibuffer-buf)
1986 (and (or all
1987 (not
1988 (ibuffer-buf-matches-predicates buf ibuffer-maybe-show-predicates)))
1989 (or ibuffer-view-ibuffer
1990 (and ibuffer-buf
1991 (not (eq ibuffer-buf buf))))))
1993 ;; This function is a special case; it's not defined by
1994 ;; `define-ibuffer-sorter'.
1995 (defun ibuffer-do-sort-by-recency ()
1996 "Sort the buffers by last view time."
1997 (interactive)
1998 (setq ibuffer-sorting-mode 'recency)
1999 (when (eq ibuffer-last-sorting-mode 'recency)
2000 (setq ibuffer-sorting-reversep (not ibuffer-sorting-reversep)))
2001 (ibuffer-update nil t)
2002 (setq ibuffer-last-sorting-mode 'recency))
2004 (defun ibuffer-update-format ()
2005 (when (null ibuffer-current-format)
2006 (setq ibuffer-current-format 0))
2007 (when (null ibuffer-formats)
2008 (error "Ibuffer error: no formats!")))
2010 (defun ibuffer-switch-format ()
2011 "Switch the current display format."
2012 (interactive)
2013 (assert (eq major-mode 'ibuffer-mode))
2014 (unless (consp ibuffer-formats)
2015 (error "Ibuffer error: No formats!"))
2016 (setq ibuffer-current-format
2017 (if (>= ibuffer-current-format (1- (length (ibuffer-current-formats nil))))
2019 (1+ ibuffer-current-format)))
2020 (ibuffer-update-format)
2021 (ibuffer-redisplay t))
2023 (defun ibuffer-update-title-and-summary (format)
2024 (assert (eq major-mode 'ibuffer-mode))
2025 ;; Don't do funky font-lock stuff here
2026 (let ((after-change-functions nil))
2027 (if (get-text-property (point-min) 'ibuffer-title)
2028 (delete-region (point-min)
2029 (next-single-property-change
2030 (point-min) 'ibuffer-title)))
2031 (goto-char (point-min))
2032 (add-text-properties
2033 (point)
2034 (progn
2035 (let ((opos (point)))
2036 ;; Insert the title names.
2037 (dolist (element format)
2038 (insert
2039 (if (stringp element)
2040 element
2041 (let ((sym (car element))
2042 (min (cadr element))
2043 ;; (max (caddr element))
2044 (align (cadddr element)))
2045 ;; Ignore a negative min when we're inserting the title
2046 (when (minusp min)
2047 (setq min (- min)))
2048 (let* ((name (or (get sym 'ibuffer-column-name)
2049 (error "Unknown column %s in ibuffer-formats" sym)))
2050 (len (length name))
2051 (hmap (get sym 'header-mouse-map))
2052 (strname (if (< len min)
2053 (ibuffer-format-column name
2054 (- min len)
2055 align)
2056 name)))
2057 (when hmap
2058 (setq
2059 strname
2060 (propertize strname 'mouse-face 'highlight 'keymap hmap)))
2061 strname)))))
2062 (add-text-properties opos (point) `(ibuffer-title-header t))
2063 (insert "\n")
2064 ;; Add the underlines
2065 (let ((str (save-excursion
2066 (forward-line -1)
2067 (beginning-of-line)
2068 (buffer-substring (point) (line-end-position)))))
2069 (apply #'insert (mapcar
2070 #'(lambda (c)
2071 (if (not (or (char-equal c ?\s)
2072 (char-equal c ?\n)))
2074 ?\s))
2075 str)))
2076 (insert "\n"))
2077 (point))
2078 `(ibuffer-title t font-lock-face ,ibuffer-title-face))
2079 ;; Now, insert the summary columns.
2080 (goto-char (point-max))
2081 (if (get-text-property (1- (point-max)) 'ibuffer-summary)
2082 (delete-region (previous-single-property-change
2083 (point-max) 'ibuffer-summary)
2084 (point-max)))
2085 (if ibuffer-display-summary
2086 (add-text-properties
2087 (point)
2088 (progn
2089 (insert "\n")
2090 (dolist (element format)
2091 (insert
2092 (if (stringp element)
2093 (make-string (length element) ?\s)
2094 (let ((sym (car element)))
2095 (let ((min (cadr element))
2096 ;; (max (caddr element))
2097 (align (cadddr element)))
2098 ;; Ignore a negative min when we're inserting the title
2099 (when (minusp min)
2100 (setq min (- min)))
2101 (let* ((summary (if (get sym 'ibuffer-column-summarizer)
2102 (funcall (get sym 'ibuffer-column-summarizer)
2103 (get sym 'ibuffer-column-summary))
2104 (make-string (length (get sym 'ibuffer-column-name))
2105 ?\s)))
2106 (len (length summary)))
2107 (if (< len min)
2108 (ibuffer-format-column summary
2109 (- min len)
2110 align)
2111 summary)))))))
2112 (point))
2113 `(ibuffer-summary t)))))
2116 (defun ibuffer-redisplay (&optional silent)
2117 "Redisplay the current list of buffers.
2118 This does not show new buffers; use `ibuffer-update' for that.
2120 If optional arg SILENT is non-nil, do not display progress messages."
2121 (interactive)
2122 (ibuffer-forward-line 0)
2123 (unless silent
2124 (message "Redisplaying current buffer list..."))
2125 (let ((blist (ibuffer-current-state-list)))
2126 (when (null blist)
2127 (if (and (featurep 'ibuf-ext)
2128 (or ibuffer-filtering-qualifiers ibuffer-hidden-filter-groups))
2129 (message "No buffers! (note: filtering in effect)")
2130 (error "No buffers!")))
2131 (ibuffer-redisplay-engine blist t)
2132 (unless silent
2133 (message "Redisplaying current buffer list...done"))
2134 (ibuffer-forward-line 0)))
2136 (defun ibuffer-update (arg &optional silent)
2137 "Regenerate the list of all buffers.
2139 Prefix arg non-nil means to toggle whether buffers that match
2140 `ibuffer-maybe-show-predicates' should be displayed.
2142 If optional arg SILENT is non-nil, do not display progress messages."
2143 (interactive "P")
2144 (if arg
2145 (setq ibuffer-display-maybe-show-predicates
2146 (not ibuffer-display-maybe-show-predicates)))
2147 (ibuffer-forward-line 0)
2148 (let* ((bufs (buffer-list))
2149 (blist (ibuffer-filter-buffers
2150 (current-buffer)
2151 (if (and
2152 (cadr bufs)
2153 (eq ibuffer-always-show-last-buffer
2154 :nomini)
2155 (minibufferp (cadr bufs)))
2156 (caddr bufs)
2157 (cadr bufs))
2158 (ibuffer-current-buffers-with-marks bufs)
2159 ibuffer-display-maybe-show-predicates)))
2160 (when (null blist)
2161 (if (and (featurep 'ibuf-ext)
2162 ibuffer-filtering-qualifiers)
2163 (message "No buffers! (note: filtering in effect)")
2164 (error "No buffers!")))
2165 (unless silent
2166 (message "Updating buffer list..."))
2167 (ibuffer-redisplay-engine blist arg)
2168 (unless silent
2169 (message "Updating buffer list...done")))
2170 (if (eq ibuffer-shrink-to-minimum-size 'onewindow)
2171 (ibuffer-shrink-to-fit t)
2172 (when ibuffer-shrink-to-minimum-size
2173 (ibuffer-shrink-to-fit)))
2174 (ibuffer-forward-line 0)
2175 ;; I tried to update this automatically from the mode-line-process format,
2176 ;; but changing nil-ness of header-line-format while computing
2177 ;; mode-line-format is asking a bit too much it seems. --Stef
2178 (setq header-line-format
2179 (and ibuffer-use-header-line
2180 ibuffer-filtering-qualifiers
2181 ibuffer-header-line-format)))
2183 (defun ibuffer-sort-bufferlist (bmarklist)
2184 (let* ((sortdat (assq ibuffer-sorting-mode
2185 ibuffer-sorting-functions-alist))
2186 (func (caddr sortdat)))
2187 (let ((result
2188 ;; actually sort the buffers
2189 (if (and sortdat func)
2190 (sort bmarklist func)
2191 bmarklist)))
2192 ;; perhaps reverse the sorted buffer list
2193 (if ibuffer-sorting-reversep
2194 (nreverse result)
2195 result))))
2197 (defun ibuffer-insert-filter-group (name display-name filter-string format bmarklist)
2198 (add-text-properties
2199 (point)
2200 (progn
2201 (insert "[ " display-name " ]")
2202 (point))
2203 `(ibuffer-filter-group-name
2204 ,name
2205 font-lock-face ,ibuffer-filter-group-name-face
2206 keymap ,ibuffer-mode-filter-group-map
2207 mouse-face highlight
2208 help-echo ,(let ((echo '(if tooltip-mode
2209 "mouse-1: toggle marks in this group\nmouse-2: hide/show this filtering group"
2210 "mouse-1: toggle marks mouse-2: hide/show")))
2211 (if (> (length filter-string) 0)
2212 `(concat ,filter-string
2213 (if tooltip-mode "\n" " ")
2214 ,echo)
2215 echo))))
2216 (insert "\n")
2217 (when bmarklist
2218 (put-text-property
2219 (point)
2220 (progn
2221 (dolist (entry bmarklist)
2222 (ibuffer-insert-buffer-line (car entry) (cdr entry) format))
2223 (point))
2224 'ibuffer-filter-group
2225 name)))
2227 (defun ibuffer-redisplay-engine (bmarklist &optional ignore)
2228 (assert (eq major-mode 'ibuffer-mode))
2229 (let* ((--ibuffer-insert-buffers-and-marks-format
2230 (ibuffer-current-format))
2231 (--ibuffer-expanded-format (mapcar #'ibuffer-expand-format-entry
2232 (ibuffer-current-format t)))
2233 (orig (count-lines (point-min) (point)))
2234 ;; Inhibit font-lock caching tricks, since we're modifying the
2235 ;; entire buffer at once
2236 (after-change-functions nil)
2237 (ext-loaded (featurep 'ibuf-ext))
2238 (bgroups (if ext-loaded
2239 (ibuffer-generate-filter-groups bmarklist)
2240 (list (cons "Default" bmarklist)))))
2241 (ibuffer-clear-summary-columns --ibuffer-expanded-format)
2242 (unwind-protect
2243 (progn
2244 (setq buffer-read-only nil)
2245 (erase-buffer)
2246 (ibuffer-update-format)
2247 (dolist (group (nreverse bgroups))
2248 (let* ((name (car group))
2249 (disabled (and ext-loaded
2250 (member name ibuffer-hidden-filter-groups)))
2251 (bmarklist (cdr group)))
2252 (unless (and (null bmarklist)
2253 (not disabled)
2254 ext-loaded
2255 (null ibuffer-show-empty-filter-groups))
2256 (ibuffer-insert-filter-group
2257 name
2258 (if disabled (concat name " ...") name)
2259 (if ext-loaded
2260 (ibuffer-format-filter-group-data name)
2262 --ibuffer-insert-buffers-and-marks-format
2263 (if disabled
2265 (ibuffer-sort-bufferlist bmarklist))))))
2266 (ibuffer-update-title-and-summary --ibuffer-expanded-format))
2267 (setq buffer-read-only t)
2268 (set-buffer-modified-p ibuffer-did-modification)
2269 (setq ibuffer-did-modification nil)
2270 (goto-line (1+ orig)))))
2272 (defun ibuffer-quit ()
2273 "Quit this `ibuffer' session.
2274 Try to restore the previous window configuration if
2275 `ibuffer-restore-window-config-on-quit' is non-nil."
2276 (interactive)
2277 (if ibuffer-restore-window-config-on-quit
2278 (progn
2279 (bury-buffer)
2280 (unless (= (count-windows) 1)
2281 (set-window-configuration ibuffer-prev-window-config)))
2282 (bury-buffer)))
2284 ;;;###autoload
2285 (defun ibuffer-list-buffers (&optional files-only)
2286 "Display a list of buffers, in another window.
2287 If optional argument FILES-ONLY is non-nil, then add a filter for
2288 buffers which are visiting a file."
2289 (interactive "P")
2290 (ibuffer t nil (when files-only
2291 '((filename . ".*"))) t))
2293 ;;;###autoload
2294 (defun ibuffer-other-window (&optional files-only)
2295 "Like `ibuffer', but displayed in another window by default.
2296 If optional argument FILES-ONLY is non-nil, then add a filter for
2297 buffers which are visiting a file."
2298 (interactive "P")
2299 (ibuffer t nil (when files-only
2300 '((filename . ".*")))))
2302 ;;;###autoload
2303 (defun ibuffer (&optional other-window-p name qualifiers noselect
2304 shrink filter-groups formats)
2305 "Begin using Ibuffer to edit a list of buffers.
2306 Type 'h' after entering ibuffer for more information.
2308 All arguments are optional.
2309 OTHER-WINDOW-P says to use another window.
2310 NAME specifies the name of the buffer (defaults to \"*Ibuffer*\").
2311 QUALIFIERS is an initial set of filtering qualifiers to use;
2312 see `ibuffer-filtering-qualifiers'.
2313 NOSELECT means don't select the Ibuffer buffer.
2314 SHRINK means shrink the buffer to minimal size. The special
2315 value `onewindow' means always use another window.
2316 FILTER-GROUPS is an initial set of filtering groups to use;
2317 see `ibuffer-filter-groups'.
2318 FORMATS is the value to use for `ibuffer-formats'.
2319 If specified, then the variable `ibuffer-formats' will have
2320 that value locally in this buffer."
2321 (interactive "P")
2322 (when ibuffer-use-other-window
2323 (setq other-window-p t))
2324 (setq ibuffer-prev-window-config (current-window-configuration))
2325 (let ((buf (get-buffer-create (or name "*Ibuffer*"))))
2326 (if other-window-p
2327 (funcall (if noselect #'(lambda (buf) (display-buffer buf t)) #'pop-to-buffer) buf)
2328 (funcall (if noselect #'display-buffer #'switch-to-buffer) buf))
2329 (with-current-buffer buf
2330 (save-selected-window
2331 ;; We switch to the buffer's window in order to be able
2332 ;; to modify the value of point
2333 (select-window (get-buffer-window buf 0))
2334 (or (eq major-mode 'ibuffer-mode)
2335 (ibuffer-mode))
2336 (setq ibuffer-restore-window-config-on-quit other-window-p)
2337 (when shrink
2338 (setq ibuffer-shrink-to-minimum-size shrink))
2339 (when qualifiers
2340 (require 'ibuf-ext)
2341 (setq ibuffer-filtering-qualifiers qualifiers))
2342 (when filter-groups
2343 (require 'ibuf-ext)
2344 (setq ibuffer-filter-groups filter-groups))
2345 (when formats
2346 (set (make-local-variable 'ibuffer-formats) formats))
2347 (ibuffer-update nil)
2348 ;; Skip the group name by default.
2349 (ibuffer-forward-line 0 t)
2350 (unwind-protect
2351 (progn
2352 (setq buffer-read-only nil)
2353 (run-hooks 'ibuffer-hook))
2354 (setq buffer-read-only t))
2355 (unless ibuffer-expert
2356 (message "Commands: m, u, t, RET, g, k, S, D, Q; q to quit; h for help"))))))
2358 (put 'ibuffer-mode 'mode-class 'special)
2359 (defun ibuffer-mode ()
2360 "A major mode for viewing a list of buffers.
2361 In Ibuffer, you can conveniently perform many operations on the
2362 currently open buffers, in addition to filtering your view to a
2363 particular subset of them, and sorting by various criteria.
2365 Operations on marked buffers:
2367 '\\[ibuffer-do-save]' - Save the marked buffers
2368 '\\[ibuffer-do-view]' - View the marked buffers in this frame.
2369 '\\[ibuffer-do-view-other-frame]' - View the marked buffers in another frame.
2370 '\\[ibuffer-do-revert]' - Revert the marked buffers.
2371 '\\[ibuffer-do-toggle-read-only]' - Toggle read-only state of marked buffers.
2372 '\\[ibuffer-do-delete]' - Kill the marked buffers.
2373 '\\[ibuffer-do-replace-regexp]' - Replace by regexp in each of the marked
2374 buffers.
2375 '\\[ibuffer-do-query-replace]' - Query replace in each of the marked buffers.
2376 '\\[ibuffer-do-query-replace-regexp]' - As above, with a regular expression.
2377 '\\[ibuffer-do-print]' - Print the marked buffers.
2378 '\\[ibuffer-do-occur]' - List lines in all marked buffers which match
2379 a given regexp (like the function `occur').
2380 '\\[ibuffer-do-shell-command-pipe]' - Pipe the contents of the marked
2381 buffers to a shell command.
2382 '\\[ibuffer-do-shell-command-pipe-replace]' - Replace the contents of the marked
2383 buffers with the output of a shell command.
2384 '\\[ibuffer-do-shell-command-file]' - Run a shell command with the
2385 buffer's file as an argument.
2386 '\\[ibuffer-do-eval]' - Evaluate a form in each of the marked buffers. This
2387 is a very flexible command. For example, if you want to make all
2388 of the marked buffers read only, try using (toggle-read-only 1) as
2389 the input form.
2390 '\\[ibuffer-do-view-and-eval]' - As above, but view each buffer while the form
2391 is evaluated.
2392 '\\[ibuffer-do-kill-lines]' - Remove the marked lines from the *Ibuffer* buffer,
2393 but don't kill the associated buffer.
2394 '\\[ibuffer-do-kill-on-deletion-marks]' - Kill all buffers marked for deletion.
2396 Marking commands:
2398 '\\[ibuffer-mark-forward]' - Mark the buffer at point.
2399 '\\[ibuffer-toggle-marks]' - Unmark all currently marked buffers, and mark
2400 all unmarked buffers.
2401 '\\[ibuffer-unmark-forward]' - Unmark the buffer at point.
2402 '\\[ibuffer-unmark-backward]' - Unmark the buffer at point, and move to the
2403 previous line.
2404 '\\[ibuffer-unmark-all]' - Unmark all marked buffers.
2405 '\\[ibuffer-mark-by-mode]' - Mark buffers by major mode.
2406 '\\[ibuffer-mark-unsaved-buffers]' - Mark all \"unsaved\" buffers.
2407 This means that the buffer is modified, and has an associated file.
2408 '\\[ibuffer-mark-modified-buffers]' - Mark all modified buffers,
2409 regardless of whether or not they have an associated file.
2410 '\\[ibuffer-mark-special-buffers]' - Mark all buffers whose name begins and
2411 ends with '*'.
2412 '\\[ibuffer-mark-dissociated-buffers]' - Mark all buffers which have
2413 an associated file, but that file doesn't currently exist.
2414 '\\[ibuffer-mark-read-only-buffers]' - Mark all read-only buffers.
2415 '\\[ibuffer-mark-dired-buffers]' - Mark buffers in `dired' mode.
2416 '\\[ibuffer-mark-help-buffers]' - Mark buffers in `help-mode', `apropos-mode', etc.
2417 '\\[ibuffer-mark-old-buffers]' - Mark buffers older than `ibuffer-old-time'.
2418 '\\[ibuffer-mark-for-delete]' - Mark the buffer at point for deletion.
2419 '\\[ibuffer-mark-by-name-regexp]' - Mark buffers by their name, using a regexp.
2420 '\\[ibuffer-mark-by-mode-regexp]' - Mark buffers by their major mode, using a regexp.
2421 '\\[ibuffer-mark-by-file-name-regexp]' - Mark buffers by their filename, using a regexp.
2423 Filtering commands:
2425 '\\[ibuffer-filter-by-mode]' - Add a filter by major mode.
2426 '\\[ibuffer-filter-by-used-mode]' - Add a filter by major mode now in use.
2427 '\\[ibuffer-filter-by-name]' - Add a filter by buffer name.
2428 '\\[ibuffer-filter-by-content]' - Add a filter by buffer content.
2429 '\\[ibuffer-filter-by-filename]' - Add a filter by filename.
2430 '\\[ibuffer-filter-by-size-gt]' - Add a filter by buffer size.
2431 '\\[ibuffer-filter-by-size-lt]' - Add a filter by buffer size.
2432 '\\[ibuffer-filter-by-predicate]' - Add a filter by an arbitrary Lisp predicate.
2433 '\\[ibuffer-save-filters]' - Save the current filters with a name.
2434 '\\[ibuffer-switch-to-saved-filters]' - Switch to previously saved filters.
2435 '\\[ibuffer-add-saved-filters]' - Add saved filters to current filters.
2436 '\\[ibuffer-or-filter]' - Replace the top two filters with their logical OR.
2437 '\\[ibuffer-pop-filter]' - Remove the top filter.
2438 '\\[ibuffer-negate-filter]' - Invert the logical sense of the top filter.
2439 '\\[ibuffer-decompose-filter]' - Break down the topmost filter.
2440 '\\[ibuffer-filter-disable]' - Remove all filtering currently in effect.
2442 Filter group commands:
2444 '\\[ibuffer-filters-to-filter-group]' - Create filter group from filters.
2445 '\\[ibuffer-pop-filter-group]' - Remove top filter group.
2446 '\\[ibuffer-forward-filter-group]' - Move to the next filter group.
2447 '\\[ibuffer-backward-filter-group]' - Move to the previous filter group.
2448 '\\[ibuffer-clear-filter-groups]' - Remove all active filter groups.
2449 '\\[ibuffer-save-filter-groups]' - Save the current groups with a name.
2450 '\\[ibuffer-switch-to-saved-filter-groups]' - Restore previously saved groups.
2451 '\\[ibuffer-delete-saved-filter-groups]' - Delete previously saved groups.
2453 Sorting commands:
2455 '\\[ibuffer-toggle-sorting-mode]' - Rotate between the various sorting modes.
2456 '\\[ibuffer-invert-sorting]' - Reverse the current sorting order.
2457 '\\[ibuffer-do-sort-by-alphabetic]' - Sort the buffers lexicographically.
2458 '\\[ibuffer-do-sort-by-filename/process]' - Sort the buffers by the file name.
2459 '\\[ibuffer-do-sort-by-recency]' - Sort the buffers by last viewing time.
2460 '\\[ibuffer-do-sort-by-size]' - Sort the buffers by size.
2461 '\\[ibuffer-do-sort-by-major-mode]' - Sort the buffers by major mode.
2463 Other commands:
2465 '\\[ibuffer-update]' - Regenerate the list of all buffers.
2466 Prefix arg means to toggle whether buffers that match
2467 `ibuffer-maybe-show-predicates' should be displayed.
2469 '\\[ibuffer-switch-format]' - Change the current display format.
2470 '\\[forward-line]' - Move point to the next line.
2471 '\\[previous-line]' - Move point to the previous line.
2472 '\\[ibuffer-quit]' - Bury the Ibuffer buffer.
2473 '\\[describe-mode]' - This help.
2474 '\\[ibuffer-diff-with-file]' - View the differences between this buffer
2475 and its associated file.
2476 '\\[ibuffer-visit-buffer]' - View the buffer on this line.
2477 '\\[ibuffer-visit-buffer-other-window]' - As above, but in another window.
2478 '\\[ibuffer-visit-buffer-other-window-noselect]' - As both above, but don't select
2479 the new window.
2480 '\\[ibuffer-bury-buffer]' - Bury (not kill!) the buffer on this line.
2482 ** Information on Filtering:
2484 You can filter your ibuffer view via different critera. Each Ibuffer
2485 buffer has its own stack of active filters. For example, suppose you
2486 are working on an Emacs Lisp project. You can create an Ibuffer
2487 buffer displays buffers in just `emacs-lisp' modes via
2488 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET'. In this case, there
2489 is just one entry on the filtering stack.
2491 You can also combine filters. The various filtering commands push a
2492 new filter onto the stack, and the filters combine to show just
2493 buffers which satisfy ALL criteria on the stack. For example, suppose
2494 you only want to see buffers in `emacs-lisp' mode, whose names begin
2495 with \"gnus\". You can accomplish this via:
2496 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET
2497 \\[ibuffer-filter-by-name] ^gnus RET'.
2499 Additionally, you can OR the top two filters together with
2500 '\\[ibuffer-or-filters]'. To see all buffers in either
2501 `emacs-lisp-mode' or `lisp-interaction-mode', type:
2503 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filter-by-mode] lisp-interaction-mode RET \\[ibuffer-or-filters]'.
2505 Filters can also be saved and restored using mnemonic names: see the
2506 functions `ibuffer-save-filters' and `ibuffer-switch-to-saved-filters'.
2508 To remove the top filter on the stack, use '\\[ibuffer-pop-filter]', and
2509 to disable all filtering currently in effect, use
2510 '\\[ibuffer-filter-disable]'.
2512 ** Filter Groups:
2514 Once one has mastered filters, the next logical step up is \"filter
2515 groups\". A filter group is basically a named group of buffers which
2516 match a filter, which are displayed together in an Ibuffer buffer. To
2517 create a filter group, simply use the regular functions to create a
2518 filter, and then type '\\[ibuffer-filters-to-filter-group]'.
2520 A quick example will make things clearer. Suppose that one wants to
2521 group all of one's Emacs Lisp buffers together. To do this, type
2523 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filters-to-filter-group] RET emacs lisp buffers RET'
2525 You may, of course, name the group whatever you want; it doesn't have
2526 to be \"emacs lisp buffers\". Filter groups may be composed of any
2527 arbitrary combination of filters.
2529 Just like filters themselves, filter groups act as a stack. Buffers
2530 will not be displayed multiple times if they would be included in
2531 multiple filter groups; instead, the first filter group is used. The
2532 filter groups are displayed in this order of precedence.
2534 You may rearrange filter groups by using the regular
2535 '\\[ibuffer-kill-line]' and '\\[ibuffer-yank]' pair. Yanked groups
2536 will be inserted before the group at point."
2537 (kill-all-local-variables)
2538 (use-local-map ibuffer-mode-map)
2539 (setq major-mode 'ibuffer-mode)
2540 (setq mode-name "Ibuffer")
2541 ;; Include state info next to the mode name.
2542 (set (make-local-variable 'mode-line-process)
2543 '(" by "
2544 (ibuffer-sorting-mode (:eval (symbol-name ibuffer-sorting-mode))
2545 "view time")
2546 (ibuffer-sorting-reversep " [rev]")
2547 (ibuffer-auto-mode " (Auto)")
2548 ;; Only list the filters if they're not already in the header-line.
2549 (header-line-format
2551 (:eval (if (functionp 'ibuffer-format-qualifier)
2552 (mapconcat 'ibuffer-format-qualifier
2553 ibuffer-filtering-qualifiers ""))))))
2554 ;; `ibuffer-update' puts this on header-line-format when needed.
2555 (setq ibuffer-header-line-format
2556 ;; Display the part that won't be in the mode-line.
2557 (list* "" mode-name
2558 (mapcar (lambda (elem)
2559 (if (eq (car-safe elem) 'header-line-format)
2560 (nth 2 elem) elem))
2561 mode-line-process)))
2563 (setq buffer-read-only t)
2564 (buffer-disable-undo)
2565 (setq truncate-lines ibuffer-truncate-lines)
2566 ;; This makes things less ugly for Emacs 21 users with a non-nil
2567 ;; `show-trailing-whitespace'.
2568 (setq show-trailing-whitespace nil)
2569 ;; disable `show-paren-mode' buffer-locally
2570 (if (bound-and-true-p show-paren-mode)
2571 (set (make-local-variable 'show-paren-mode) nil))
2572 (set (make-local-variable 'revert-buffer-function)
2573 #'ibuffer-update)
2574 (set (make-local-variable 'ibuffer-sorting-mode)
2575 ibuffer-default-sorting-mode)
2576 (set (make-local-variable 'ibuffer-sorting-reversep)
2577 ibuffer-default-sorting-reversep)
2578 (set (make-local-variable 'ibuffer-shrink-to-minimum-size)
2579 ibuffer-default-shrink-to-minimum-size)
2580 (set (make-local-variable 'ibuffer-display-maybe-show-predicates)
2581 ibuffer-default-display-maybe-show-predicates)
2582 (set (make-local-variable 'ibuffer-filtering-qualifiers) nil)
2583 (set (make-local-variable 'ibuffer-filter-groups) nil)
2584 (set (make-local-variable 'ibuffer-filter-group-kill-ring) nil)
2585 (set (make-local-variable 'ibuffer-hidden-filter-groups) nil)
2586 (set (make-local-variable 'ibuffer-compiled-formats) nil)
2587 (set (make-local-variable 'ibuffer-cached-formats) nil)
2588 (set (make-local-variable 'ibuffer-cached-eliding-string) nil)
2589 (set (make-local-variable 'ibuffer-cached-elide-long-columns) nil)
2590 (set (make-local-variable 'ibuffer-current-format) nil)
2591 (set (make-local-variable 'ibuffer-restore-window-config-on-quit) nil)
2592 (set (make-local-variable 'ibuffer-did-modification) nil)
2593 (set (make-local-variable 'ibuffer-tmp-hide-regexps) nil)
2594 (set (make-local-variable 'ibuffer-tmp-show-regexps) nil)
2595 (define-key ibuffer-mode-map [menu-bar edit] 'undefined)
2596 (define-key ibuffer-mode-map [menu-bar operate] (cons "Operate" ibuffer-mode-operate-map))
2597 (ibuffer-update-format)
2598 (when ibuffer-default-directory
2599 (setq default-directory ibuffer-default-directory))
2600 (add-hook 'change-major-mode-hook 'font-lock-defontify nil t)
2601 (run-mode-hooks 'ibuffer-mode-hook))
2603 (provide 'ibuffer)
2605 (run-hooks 'ibuffer-load-hook)
2607 ;; Local Variables:
2608 ;; coding: iso-8859-1
2609 ;; End:
2611 ;; arch-tag: 72581688-0603-4954-b8cf-837c700f62e8
2612 ;;; ibuffer.el ends here