(frame-parameter) <defsetf>: Make it return the assigned value.
[emacs.git] / lisp / ibuffer.el
blob22c4f465e1d115d8261e866821a781ce2fb21b43
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 ;; This program is free software; you can redistribute it and/or
14 ;; modify it under the terms of the GNU General Public License as
15 ;; published by the Free Software Foundation; either version 3, or (at
16 ;; your option) any later version.
18 ;; This program is distributed in the hope that it will be useful, but
19 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 ;; General Public License for more details.
23 ;; You should have received a copy of the GNU General Public License
24 ;; along with this program ; see the file COPYING. If not, write to
25 ;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
26 ;; Boston, MA 02110-1301, USA.
28 ;;; Commentary:
30 ;; ibuffer.el is an advanced replacement for the `buffer-menu' which
31 ;; is normally distributed with Emacs. Its interface is intended to
32 ;; be analogous to that of Dired.
34 ;;; Code:
36 (eval-when-compile
37 (require 'cl)
38 (require 'ibuf-macs)
39 (require 'dired))
41 (require 'font-core)
43 ;; These come from ibuf-ext.el, which can not be require'd at compile time
44 ;; because it has a recursive dependency on ibuffer.el
45 (defvar ibuffer-auto-mode)
46 (defvar ibuffer-cached-filter-formats)
47 (defvar ibuffer-compiled-filter-formats)
48 (defvar ibuffer-filter-format-alist)
49 (defvar ibuffer-filter-group-kill-ring)
50 (defvar ibuffer-filter-groups)
51 (defvar ibuffer-filtering-qualifiers)
52 (defvar ibuffer-header-line-format)
53 (defvar ibuffer-hidden-filter-groups)
54 (defvar ibuffer-inline-columns)
55 (defvar ibuffer-show-empty-filter-groups)
56 (defvar ibuffer-tmp-hide-regexps)
57 (defvar ibuffer-tmp-show-regexps)
59 (declare-function ibuffer-mark-on-buffer "ibuf-ext"
60 (func &optional ibuffer-mark-on-buffer-mark group))
61 (declare-function ibuffer-format-qualifier "ibuf-ext" (qualifier))
62 (declare-function ibuffer-generate-filter-groups "ibuf-ext"
63 (bmarklist &optional noempty nodefault))
64 (declare-function ibuffer-format-filter-group-data "ibuf-ext" (filter))
66 (defgroup ibuffer nil
67 "An advanced replacement for `buffer-menu'.
69 Ibuffer allows you to operate on buffers in a manner much like Dired.
70 Operations include sorting, marking by regular expression, and
71 the ability to filter the displayed buffers by various criteria."
72 :version "22.1"
73 :group 'convenience)
75 (defcustom ibuffer-formats '((mark modified read-only " " (name 18 18 :left :elide)
76 " " (size 9 -1 :right)
77 " " (mode 16 16 :left :elide) " " filename-and-process)
78 (mark " " (name 16 -1) " " filename))
79 "A list of ways to display buffer lines.
81 With Ibuffer, you are not limited to displaying just certain
82 attributes of a buffer such as size, name, and mode in a particular
83 order. Through this variable, you can completely customize and
84 control the appearance of an Ibuffer buffer. See also
85 `define-ibuffer-column', which allows you to define your own columns
86 for display.
88 This variable has the form
89 ((COLUMN COLUMN ...) (COLUMN COLUMN ...) ...)
90 Each element in `ibuffer-formats' should be a list containing COLUMN
91 specifiers. A COLUMN can be any of the following:
93 SYMBOL - A symbol naming the column. Predefined columns are:
94 mark modified read-only name size mode process filename
95 When you define your own columns using `define-ibuffer-column', just
96 use their name like the predefined columns here. This entry can
97 also be a function of two arguments, which should return a string.
98 The first argument is the buffer object, and the second is the mark
99 on that buffer.
101 \"STRING\" - A literal string to display.
103 (SYMBOL MIN-SIZE MAX-SIZE &optional ALIGN ELIDE) - SYMBOL is a
104 symbol naming the column, and MIN-SIZE and MAX-SIZE are integers (or
105 functions of no arguments returning an integer) which constrict the
106 size of a column. If MAX-SIZE is -1, there is no upper bound. The
107 default values are 0 and -1, respectively. If MIN-SIZE is negative,
108 use the end of the string. The optional element ALIGN describes the
109 alignment of the column; it can be :left, :center or :right. The
110 optional element ELIDE describes whether or not to elide the column
111 if it is too long; valid values are :elide and nil. The default is
112 nil (don't elide).
114 Some example of valid entries in `ibuffer-formats', with
115 description (also, feel free to try them out, and experiment with your
116 own!):
118 (mark \" \" name)
119 This format just displays the current mark (if any) and the name of
120 the buffer, separated by a space.
121 (mark modified read-only \" \" (name 16 16 :left) \" \" (size 6 -1 :right))
122 This format displays the current mark (if any), its modification and
123 read-only status, as well as the name of the buffer and its size. In
124 this format, the name is restricted to 16 characters (longer names
125 will be truncated, and shorter names will be padded with spaces), and
126 the name is also aligned to the left. The size of the buffer will
127 be padded with spaces up to a minimum of six characters, but there is
128 no upper limit on its size. The size will also be aligned to the
129 right.
131 Thus, if you wanted to use these two formats, add
133 (setq ibuffer-formats '((mark \" \" name)
134 (mark modified read-only
135 (name 16 16 :left) (size 6 -1 :right))))
137 to your ~/.emacs file.
139 Using \\[ibuffer-switch-format], you can rotate the display between
140 the specified formats in the list."
141 :type '(repeat sexp)
142 :group 'ibuffer)
144 (defcustom ibuffer-always-compile-formats (featurep 'bytecomp)
145 "If non-nil, then use the byte-compiler to optimize `ibuffer-formats'.
146 This will increase the redisplay speed, at the cost of loading the
147 elisp byte-compiler."
148 :type 'boolean
149 :group 'ibuffer)
151 (defcustom ibuffer-fontification-alist
152 `((10 buffer-read-only font-lock-constant-face)
153 (15 (and buffer-file-name
154 (string-match ibuffer-compressed-file-name-regexp
155 buffer-file-name))
156 font-lock-doc-face)
157 (20 (string-match "^*" (buffer-name)) font-lock-keyword-face)
158 (25 (and (string-match "^ " (buffer-name))
159 (null buffer-file-name))
160 italic)
161 (30 (memq major-mode ibuffer-help-buffer-modes) font-lock-comment-face)
162 (35 (eq major-mode 'dired-mode) font-lock-function-name-face))
163 "An alist describing how to fontify buffers.
164 Each element should be of the form (PRIORITY FORM FACE), where
165 PRIORITY is an integer, FORM is an arbitrary form to evaluate in the
166 buffer, and FACE is the face to use for fontification. If the FORM
167 evaluates to non-nil, then FACE will be put on the buffer name. The
168 element with the highest PRIORITY takes precedence.
170 If you change this variable, you must kill the Ibuffer buffer and
171 recreate it for the change to take effect."
172 :type '(repeat
173 (list (integer :tag "Priority")
174 (sexp :tag "Test Form")
175 face))
176 :group 'ibuffer)
178 (defcustom ibuffer-use-other-window nil
179 "If non-nil, display Ibuffer in another window by default."
180 :type 'boolean
181 :group 'ibuffer)
183 (defcustom ibuffer-default-shrink-to-minimum-size nil
184 "If non-nil, minimize the size of the Ibuffer window by default."
185 :type 'boolean
186 :group 'ibuffer)
187 (defvar ibuffer-shrink-to-minimum-size nil)
189 (defcustom ibuffer-display-summary t
190 "If non-nil, summarize Ibuffer columns."
191 :type 'boolean
192 :group 'ibuffer)
194 (defcustom ibuffer-truncate-lines t
195 "If non-nil, do not display continuation lines."
196 :type 'boolean
197 :group 'ibuffer)
199 (defcustom ibuffer-case-fold-search case-fold-search
200 "If non-nil, ignore case when searching."
201 :type 'boolean
202 :group 'ibuffer)
204 (defcustom ibuffer-default-sorting-mode 'recency
205 "The criteria by which to sort the buffers.
207 Note that this variable is local to each Ibuffer buffer. Thus, you
208 can have multiple Ibuffer buffers open, each with a different sorted
209 view of the buffers."
210 :type '(choice (const :tag "Last view time" :value recency)
211 (const :tag "Lexicographic" :value alphabetic)
212 (const :tag "Buffer size" :value size)
213 (const :tag "File name" :value filename/process)
214 (const :tag "Major mode" :value major-mode))
215 :group 'ibuffer)
216 (defvar ibuffer-sorting-mode nil)
218 (defcustom ibuffer-default-sorting-reversep nil
219 "If non-nil, reverse the default sorting order."
220 :type 'boolean
221 :group 'ibuffer)
222 (defvar ibuffer-sorting-reversep nil)
224 (defcustom ibuffer-elide-long-columns nil
225 "If non-nil, then elide column entries which exceed their max length."
226 :type 'boolean
227 :group 'ibuffer)
228 (make-obsolete-variable 'ibuffer-elide-long-columns
229 "use the :elide argument of `ibuffer-formats'."
230 "22.1")
232 (defcustom ibuffer-eliding-string "..."
233 "The string to use for eliding long columns."
234 :type 'string
235 :group 'ibuffer)
237 (defcustom ibuffer-maybe-show-predicates `(,(lambda (buf)
238 (and (string-match "^ " (buffer-name buf))
239 (null buffer-file-name))))
240 "A list of predicates for buffers to display conditionally.
242 A predicate can be a regexp or a function.
243 If a regexp, then it will be matched against the buffer's name.
244 If a function, it will be called with the buffer as an argument, and
245 should return non-nil if this buffer should be shown.
247 Viewing of buffers hidden because of these predicates may be customized
248 via `ibuffer-default-display-maybe-show-predicates' and is toggled by
249 giving a non-nil prefix argument to `ibuffer-update'.
250 Note that this specialized filtering occurs before real filtering."
251 :type '(repeat (choice regexp function))
252 :group 'ibuffer)
254 (defcustom ibuffer-default-display-maybe-show-predicates nil
255 "Non-nil means show buffers that match `ibuffer-maybe-show-predicates'."
256 :type 'boolean
257 :group 'ibuffer)
259 (defvar ibuffer-display-maybe-show-predicates nil)
261 (defvar ibuffer-current-format nil)
263 (defcustom ibuffer-movement-cycle t
264 "If non-nil, then forward and backwards movement commands cycle."
265 :type 'boolean
266 :group 'ibuffer)
268 (defcustom ibuffer-modified-char ?*
269 "The character to display for modified buffers."
270 :type 'character
271 :group 'ibuffer)
273 (defcustom ibuffer-read-only-char ?%
274 "The character to display for read-only buffers."
275 :type 'character
276 :group 'ibuffer)
278 (defcustom ibuffer-marked-char ?>
279 "The character to display for marked buffers."
280 :type 'character
281 :group 'ibuffer)
283 (defcustom ibuffer-deletion-char ?D
284 "The character to display for buffers marked for deletion."
285 :type 'character
286 :group 'ibuffer)
288 (defcustom ibuffer-expert nil
289 "If non-nil, don't ask for confirmation of \"dangerous\" operations."
290 :type 'boolean
291 :group 'ibuffer)
293 (defcustom ibuffer-view-ibuffer nil
294 "If non-nil, display the current Ibuffer buffer itself.
295 Note that this has a drawback - the data about the current Ibuffer
296 buffer will most likely be inaccurate. This includes modification
297 state, size, etc."
298 :type 'boolean
299 :group 'ibuffer)
301 (defcustom ibuffer-always-show-last-buffer nil
302 "If non-nil, always display the previous buffer.
303 This variable takes precedence over filtering, and even
304 `ibuffer-never-show-predicates'."
305 :type '(choice (const :tag "Always" :value t)
306 (const :tag "Never" :value nil)
307 (const :tag "Always except minibuffer" :value :nomini))
308 :group 'ibuffer)
310 (defcustom ibuffer-jump-offer-only-visible-buffers nil
311 "If non-nil, only offer buffers visible in the Ibuffer buffer
312 in completion lists of the `ibuffer-jump-to-buffer' command."
313 :type 'boolean
314 :group 'ibuffer)
316 (defcustom ibuffer-use-header-line (boundp 'header-line-format)
317 "If non-nil, display a header line containing current filters."
318 :type 'boolean
319 :group 'ibuffer)
321 (defcustom ibuffer-default-directory nil
322 "The default directory to use for a new Ibuffer buffer.
323 If nil, inherit the directory of the buffer in which `ibuffer' was
324 called. Otherwise, this variable should be a string naming a
325 directory, like `default-directory'."
326 :type '(choice (const :tag "Inherit" :value nil)
327 string)
328 :group 'ibuffer)
330 (defcustom ibuffer-help-buffer-modes
331 '(help-mode apropos-mode Info-mode Info-edit-mode)
332 "List of \"Help\" major modes."
333 :type '(repeat function)
334 :group 'ibuffer)
336 (defcustom ibuffer-compressed-file-name-regexp
337 "\\.\\(arj\\|bgz\\|bz2\\|gz\\|lzh\\|taz\\|tgz\\|zip\\|z\\)$"
338 "Regexp to match compressed file names."
339 :type 'regexp
340 :group 'ibuffer)
342 (defcustom ibuffer-hook nil
343 "Hook run when `ibuffer' is called."
344 :type 'hook
345 :group 'ibuffer)
346 (define-obsolete-variable-alias 'ibuffer-hooks
347 'ibuffer-hook "22.1")
349 (defcustom ibuffer-mode-hook nil
350 "Hook run upon entry into `ibuffer-mode'."
351 :type 'hook
352 :group 'ibuffer)
353 (define-obsolete-variable-alias 'ibuffer-mode-hooks
354 'ibuffer-mode-hook "22.1")
356 (defcustom ibuffer-load-hook nil
357 "Hook run when Ibuffer is loaded."
358 :type 'hook
359 :group 'ibuffer)
361 (defcustom ibuffer-marked-face 'font-lock-warning-face
362 "Face used for displaying marked buffers."
363 :type 'face
364 :group 'ibuffer)
366 (defcustom ibuffer-deletion-face 'font-lock-type-face
367 "Face used for displaying buffers marked for deletion."
368 :type 'face
369 :group 'ibuffer)
371 (defcustom ibuffer-title-face 'font-lock-type-face
372 "Face used for the title string."
373 :type 'face
374 :group 'ibuffer)
376 (defcustom ibuffer-filter-group-name-face 'bold
377 "Face used for displaying filtering group names."
378 :type 'face
379 :group 'ibuffer)
381 (defcustom ibuffer-directory-abbrev-alist nil
382 "An alist of file name abbreviations like `directory-abbrev-alist'."
383 :type '(repeat (cons :format "%v"
384 :value ("" . "")
385 (regexp :tag "From")
386 (regexp :tag "To")))
387 :group 'ibuffer)
390 (defvar ibuffer-mode-map nil)
391 (defvar ibuffer-mode-operate-map nil)
392 (defvar ibuffer-mode-groups-popup nil)
393 (unless ibuffer-mode-map
394 (let ((map (make-sparse-keymap))
395 (operate-map (make-sparse-keymap "Operate"))
396 (groups-map (make-sparse-keymap "Filter Groups")))
397 (define-key map (kbd "0") 'digit-argument)
398 (define-key map (kbd "1") 'digit-argument)
399 (define-key map (kbd "2") 'digit-argument)
400 (define-key map (kbd "3") 'digit-argument)
401 (define-key map (kbd "4") 'digit-argument)
402 (define-key map (kbd "5") 'digit-argument)
403 (define-key map (kbd "6") 'digit-argument)
404 (define-key map (kbd "7") 'digit-argument)
405 (define-key map (kbd "8") 'digit-argument)
406 (define-key map (kbd "9") 'digit-argument)
408 (define-key map (kbd "m") 'ibuffer-mark-forward)
409 (define-key map (kbd "t") 'ibuffer-toggle-marks)
410 (define-key map (kbd "u") 'ibuffer-unmark-forward)
411 (define-key map (kbd "=") 'ibuffer-diff-with-file)
412 (define-key map (kbd "j") 'ibuffer-jump-to-buffer)
413 (define-key map (kbd "M-g") 'ibuffer-jump-to-buffer)
414 (define-key map (kbd "DEL") 'ibuffer-unmark-backward)
415 (define-key map (kbd "M-DEL") 'ibuffer-unmark-all)
416 (define-key map (kbd "* *") 'ibuffer-unmark-all)
417 (define-key map (kbd "* M") 'ibuffer-mark-by-mode)
418 (define-key map (kbd "* m") 'ibuffer-mark-modified-buffers)
419 (define-key map (kbd "* u") 'ibuffer-mark-unsaved-buffers)
420 (define-key map (kbd "* s") 'ibuffer-mark-special-buffers)
421 (define-key map (kbd "* r") 'ibuffer-mark-read-only-buffers)
422 (define-key map (kbd "* /") 'ibuffer-mark-dired-buffers)
423 (define-key map (kbd "* e") 'ibuffer-mark-dissociated-buffers)
424 (define-key map (kbd "* h") 'ibuffer-mark-help-buffers)
425 (define-key map (kbd "* z") 'ibuffer-mark-compressed-file-buffers)
426 (define-key map (kbd ".") 'ibuffer-mark-old-buffers)
428 (define-key map (kbd "d") 'ibuffer-mark-for-delete)
429 (define-key map (kbd "C-d") 'ibuffer-mark-for-delete-backwards)
430 (define-key map (kbd "k") 'ibuffer-mark-for-delete)
431 (define-key map (kbd "x") 'ibuffer-do-kill-on-deletion-marks)
433 ;; immediate operations
434 (define-key map (kbd "n") 'ibuffer-forward-line)
435 (define-key map (kbd "<down>") 'ibuffer-forward-line)
436 (define-key map (kbd "SPC") 'forward-line)
437 (define-key map (kbd "p") 'ibuffer-backward-line)
438 (define-key map (kbd "<up>") 'ibuffer-backward-line)
439 (define-key map (kbd "M-}") 'ibuffer-forward-next-marked)
440 (define-key map (kbd "M-{") 'ibuffer-backwards-next-marked)
441 (define-key map (kbd "l") 'ibuffer-redisplay)
442 (define-key map (kbd "g") 'ibuffer-update)
443 (define-key map "`" 'ibuffer-switch-format)
444 (define-key map "-" 'ibuffer-add-to-tmp-hide)
445 (define-key map "+" 'ibuffer-add-to-tmp-show)
446 (define-key map "b" 'ibuffer-bury-buffer)
447 (define-key map (kbd ",") 'ibuffer-toggle-sorting-mode)
448 (define-key map (kbd "s i") 'ibuffer-invert-sorting)
449 (define-key map (kbd "s a") 'ibuffer-do-sort-by-alphabetic)
450 (define-key map (kbd "s v") 'ibuffer-do-sort-by-recency)
451 (define-key map (kbd "s s") 'ibuffer-do-sort-by-size)
452 (define-key map (kbd "s f") 'ibuffer-do-sort-by-filename/process)
453 (define-key map (kbd "s m") 'ibuffer-do-sort-by-major-mode)
455 (define-key map (kbd "/ m") 'ibuffer-filter-by-mode)
456 (define-key map (kbd "/ M") 'ibuffer-filter-by-used-mode)
457 (define-key map (kbd "/ n") 'ibuffer-filter-by-name)
458 (define-key map (kbd "/ c") 'ibuffer-filter-by-content)
459 (define-key map (kbd "/ e") 'ibuffer-filter-by-predicate)
460 (define-key map (kbd "/ f") 'ibuffer-filter-by-filename)
461 (define-key map (kbd "/ >") 'ibuffer-filter-by-size-gt)
462 (define-key map (kbd "/ <") 'ibuffer-filter-by-size-lt)
463 (define-key map (kbd "/ r") 'ibuffer-switch-to-saved-filters)
464 (define-key map (kbd "/ a") 'ibuffer-add-saved-filters)
465 (define-key map (kbd "/ x") 'ibuffer-delete-saved-filters)
466 (define-key map (kbd "/ d") 'ibuffer-decompose-filter)
467 (define-key map (kbd "/ s") 'ibuffer-save-filters)
468 (define-key map (kbd "/ p") 'ibuffer-pop-filter)
469 (define-key map (kbd "/ !") 'ibuffer-negate-filter)
470 (define-key map (kbd "/ t") 'ibuffer-exchange-filters)
471 (define-key map (kbd "/ TAB") 'ibuffer-exchange-filters)
472 (define-key map (kbd "/ o") 'ibuffer-or-filter)
473 (define-key map (kbd "/ g") 'ibuffer-filters-to-filter-group)
474 (define-key map (kbd "/ P") 'ibuffer-pop-filter-group)
475 (define-key map (kbd "/ D") 'ibuffer-decompose-filter-group)
476 (define-key map (kbd "/ /") 'ibuffer-filter-disable)
478 (define-key map (kbd "M-n") 'ibuffer-forward-filter-group)
479 (define-key map (kbd "<right>") 'ibuffer-forward-filter-group)
480 (define-key map (kbd "M-p") 'ibuffer-backward-filter-group)
481 (define-key map (kbd "<left>") 'ibuffer-backward-filter-group)
482 (define-key map (kbd "M-j") 'ibuffer-jump-to-filter-group)
483 (define-key map (kbd "C-k") 'ibuffer-kill-line)
484 (define-key map (kbd "C-y") 'ibuffer-yank)
485 (define-key map (kbd "/ S") 'ibuffer-save-filter-groups)
486 (define-key map (kbd "/ R") 'ibuffer-switch-to-saved-filter-groups)
487 (define-key map (kbd "/ X") 'ibuffer-delete-saved-filter-groups)
488 (define-key map (kbd "/ \\") 'ibuffer-clear-filter-groups)
490 (define-key map (kbd "q") 'ibuffer-quit)
491 (define-key map (kbd "h") 'describe-mode)
492 (define-key map (kbd "?") 'describe-mode)
494 (define-key map (kbd "% n") 'ibuffer-mark-by-name-regexp)
495 (define-key map (kbd "% m") 'ibuffer-mark-by-mode-regexp)
496 (define-key map (kbd "% f") 'ibuffer-mark-by-file-name-regexp)
498 (define-key map (kbd "C-t") 'ibuffer-visit-tags-table)
500 (define-key map (kbd "|") 'ibuffer-do-shell-command-pipe)
501 (define-key map (kbd "!") 'ibuffer-do-shell-command-file)
502 (define-key map (kbd "~") 'ibuffer-do-toggle-modified)
503 ;; marked operations
504 (define-key map (kbd "A") 'ibuffer-do-view)
505 (define-key map (kbd "D") 'ibuffer-do-delete)
506 (define-key map (kbd "E") 'ibuffer-do-eval)
507 (define-key map (kbd "F") 'ibuffer-do-shell-command-file)
508 (define-key map (kbd "I") 'ibuffer-do-query-replace-regexp)
509 (define-key map (kbd "H") 'ibuffer-do-view-other-frame)
510 (define-key map (kbd "N") 'ibuffer-do-shell-command-pipe-replace)
511 (define-key map (kbd "M") 'ibuffer-do-toggle-modified)
512 (define-key map (kbd "O") 'ibuffer-do-occur)
513 (define-key map (kbd "P") 'ibuffer-do-print)
514 (define-key map (kbd "Q") 'ibuffer-do-query-replace)
515 (define-key map (kbd "R") 'ibuffer-do-rename-uniquely)
516 (define-key map (kbd "S") 'ibuffer-do-save)
517 (define-key map (kbd "T") 'ibuffer-do-toggle-read-only)
518 (define-key map (kbd "U") 'ibuffer-do-replace-regexp)
519 (define-key map (kbd "V") 'ibuffer-do-revert)
520 (define-key map (kbd "W") 'ibuffer-do-view-and-eval)
521 (define-key map (kbd "X") 'ibuffer-do-shell-command-pipe)
523 (define-key map (kbd "k") 'ibuffer-do-kill-lines)
524 (define-key map (kbd "w") 'ibuffer-copy-filename-as-kill)
526 (define-key map (kbd "RET") 'ibuffer-visit-buffer)
527 (define-key map (kbd "e") 'ibuffer-visit-buffer)
528 (define-key map (kbd "f") 'ibuffer-visit-buffer)
529 (define-key map (kbd "C-x C-f") 'ibuffer-find-file)
530 (define-key map (kbd "o") 'ibuffer-visit-buffer-other-window)
531 (define-key map (kbd "C-o") 'ibuffer-visit-buffer-other-window-noselect)
532 (define-key map (kbd "M-o") 'ibuffer-visit-buffer-1-window)
533 (define-key map (kbd "v") 'ibuffer-do-view)
534 (define-key map (kbd "C-x v") 'ibuffer-do-view-horizontally)
535 (define-key map (kbd "C-c C-a") 'ibuffer-auto-mode)
536 (define-key map (kbd "C-x 4 RET") 'ibuffer-visit-buffer-other-window)
537 (define-key map (kbd "C-x 5 RET") 'ibuffer-visit-buffer-other-frame)
539 (define-key map [menu-bar view]
540 (cons "View" (make-sparse-keymap "View")))
542 (define-key-after map [menu-bar view visit-buffer]
543 '(menu-item "View this buffer" ibuffer-visit-buffer))
544 (define-key-after map [menu-bar view visit-buffer-other-window]
545 '(menu-item "View (other window)" ibuffer-visit-buffer-other-window))
546 (define-key-after map [menu-bar view visit-buffer-other-frame]
547 '(menu-item "View (other frame)" ibuffer-visit-buffer-other-frame))
548 (define-key-after map [menu-bar view ibuffer-update]
549 '(menu-item "Update" ibuffer-update
550 :help "Regenerate the list of buffers"))
551 (define-key-after map [menu-bar view switch-format]
552 '(menu-item "Switch display format" ibuffer-switch-format
553 :help "Toggle between available values of `ibuffer-formats'"))
555 (define-key-after map [menu-bar view dashes]
556 '("--"))
558 (define-key-after map [menu-bar view sort]
559 (cons "Sort" (make-sparse-keymap "Sort")))
561 (define-key-after map [menu-bar view sort do-sort-by-major-mode]
562 '(menu-item "Sort by major mode" ibuffer-do-sort-by-major-mode))
563 (define-key-after map [menu-bar view sort do-sort-by-size]
564 '(menu-item "Sort by buffer size" ibuffer-do-sort-by-size))
565 (define-key-after map [menu-bar view sort do-sort-by-alphabetic]
566 '(menu-item "Sort lexicographically" ibuffer-do-sort-by-alphabetic
567 :help "Sort by the alphabetic order of buffer name"))
568 (define-key-after map [menu-bar view sort do-sort-by-recency]
569 '(menu-item "Sort by view time" ibuffer-do-sort-by-recency
570 :help "Sort by the last time the buffer was displayed"))
571 (define-key-after map [menu-bar view sort dashes]
572 '("--"))
573 (define-key-after map [menu-bar view sort invert-sorting]
574 '(menu-item "Reverse sorting order" ibuffer-invert-sorting))
575 (define-key-after map [menu-bar view sort toggle-sorting-mode]
576 '(menu-item "Switch sorting mode" ibuffer-toggle-sorting-mode
577 :help "Switch between the various sorting criteria"))
579 (define-key-after map [menu-bar view filter]
580 (cons "Filter" (make-sparse-keymap "Filter")))
582 (define-key-after map [menu-bar view filter filter-disable]
583 '(menu-item "Disable all filtering" ibuffer-filter-disable
584 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
585 (define-key-after map [menu-bar view filter filter-by-mode]
586 '(menu-item "Add filter by major mode..." ibuffer-filter-by-mode))
587 (define-key-after map [menu-bar view filter filter-by-mode]
588 '(menu-item "Add filter by major mode in use..." ibuffer-filter-by-used-mode))
589 (define-key-after map [menu-bar view filter filter-by-name]
590 '(menu-item "Add filter by buffer name..." ibuffer-filter-by-name))
591 (define-key-after map [menu-bar view filter filter-by-filename]
592 '(menu-item "Add filter by filename..." ibuffer-filter-by-filename))
593 (define-key-after map [menu-bar view filter filter-by-size-lt]
594 '(menu-item "Add filter by size less than..." ibuffer-filter-by-size-lt))
595 (define-key-after map [menu-bar view filter filter-by-size-gt]
596 '(menu-item "Add filter by size greater than..." ibuffer-filter-by-size-gt))
597 (define-key-after map [menu-bar view filter filter-by-content]
598 '(menu-item "Add filter by content (regexp)..." ibuffer-filter-by-content))
599 (define-key-after map [menu-bar view filter filter-by-predicate]
600 '(menu-item "Add filter by Lisp predicate..." ibuffer-filter-by-predicate))
601 (define-key-after map [menu-bar view filter pop-filter]
602 '(menu-item "Remove top filter" ibuffer-pop-filter
603 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
604 (define-key-after map [menu-bar view filter or-filter]
605 '(menu-item "OR top two filters" ibuffer-or-filter
606 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
607 (cdr ibuffer-filtering-qualifiers))
608 :help "Create a new filter which is the logical OR of the top two filters"))
609 (define-key-after map [menu-bar view filter negate-filter]
610 '(menu-item "Negate top filter" ibuffer-negate-filter
611 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
612 (define-key-after map [menu-bar view filter decompose-filter]
613 '(menu-item "Decompose top filter" ibuffer-decompose-filter
614 :enable (and (featurep 'ibuf-ext) (memq (car ibuffer-filtering-qualifiers) '(or saved not)))
615 :help "Break down a complex filter like OR or NOT"))
616 (define-key-after map [menu-bar view filter exchange-filters]
617 '(menu-item "Swap top two filters" ibuffer-exchange-filters
618 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers
619 (cdr ibuffer-filtering-qualifiers))))
620 (define-key-after map [menu-bar view filter save-filters]
621 '(menu-item "Save current filters permanently..." ibuffer-save-filters
622 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
623 :help "Use a mnemnonic name to store current filter stack"))
624 (define-key-after map [menu-bar view filter switch-to-saved-filters]
625 '(menu-item "Restore permanently saved filters..." ibuffer-switch-to-saved-filters
626 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)
627 :help "Replace current filters with a saved stack"))
628 (define-key-after map [menu-bar view filter add-saved-filters]
629 '(menu-item "Add to permanently saved filters..." ibuffer-add-saved-filters
630 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)
631 :help "Include already saved stack with current filters"))
632 (define-key-after map [menu-bar view filter delete-saved-filters]
633 '(menu-item "Delete permanently saved filters..."
634 ibuffer-delete-saved-filters
635 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filters)))
637 ;; Filter groups
639 (define-key-after groups-map [filters-to-filter-group]
640 '(menu-item "Create filter group from current filters..."
641 ibuffer-filters-to-filter-group
642 :enable (and (featurep 'ibuf-ext) ibuffer-filtering-qualifiers)))
643 (define-key-after groups-map [forward-filter-group]
644 '(menu-item "Move point to the next filter group"
645 ibuffer-forward-filter-group))
646 (define-key-after groups-map [backward-filter-group]
647 '(menu-item "Move point to the previous filter group"
648 ibuffer-backward-filter-group))
649 (define-key-after groups-map [jump-to-filter-group]
650 '(menu-item "Move point to a specific filter group..."
651 ibuffer-jump-to-filter-group))
652 (define-key-after groups-map [kill-filter-group]
653 '(menu-item "Kill filter group named..."
654 ibuffer-kill-filter-group
655 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
656 (define-key-after groups-map [yank-filter-group]
657 '(menu-item "Yank last killed filter group before..."
658 ibuffer-yank-filter-group
659 :enable (and (featurep 'ibuf-ext) ibuffer-filter-group-kill-ring)))
660 (define-key-after groups-map [pop-filter-group]
661 '(menu-item "Remove top filter group"
662 ibuffer-pop-filter-group
663 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
664 (define-key-after groups-map [clear-filter-groups]
665 '(menu-item "Remove all filter groups"
666 ibuffer-clear-filter-groups
667 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
668 (define-key-after groups-map [pop-filter-group]
669 '(menu-item "Decompose filter group..."
670 ibuffer-pop-filter-group
671 :help "\"Unmake\" a filter group"
672 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)))
673 (define-key-after groups-map [save-filter-groups]
674 '(menu-item "Save current filter groups permanently..."
675 ibuffer-save-filter-groups
676 :enable (and (featurep 'ibuf-ext) ibuffer-filter-groups)
677 :help "Use a mnemnonic name to store current filter groups"))
678 (define-key-after groups-map [switch-to-saved-filter-groups]
679 '(menu-item "Restore permanently saved filters..."
680 ibuffer-switch-to-saved-filter-groups
681 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)
682 :help "Replace current filters with a saved stack"))
683 (define-key-after groups-map [delete-saved-filter-groups]
684 '(menu-item "Delete permanently saved filter groups..."
685 ibuffer-delete-saved-filter-groups
686 :enable (and (featurep 'ibuf-ext) ibuffer-saved-filter-groups)))
687 (define-key-after groups-map [set-filter-groups-by-mode]
688 '(menu-item "Set current filter groups to filter by mode"
689 ibuffer-set-filter-groups-by-mode))
691 (define-key-after map [menu-bar view filter-groups]
692 (cons "Filter Groups" groups-map))
694 (define-key-after map [menu-bar view dashes2]
695 '("--"))
696 (define-key-after map [menu-bar view diff-with-file]
697 '(menu-item "Diff with file" ibuffer-diff-with-file
698 :help "View the differences between this buffer and its file"))
699 (define-key-after map [menu-bar view auto-mode]
700 '(menu-item "Toggle Auto Mode" ibuffer-auto-mode
701 :help "Attempt to automatically update the Ibuffer buffer"))
702 (define-key-after map [menu-bar view customize]
703 '(menu-item "Customize Ibuffer" ibuffer-customize
704 :help "Use Custom to customize Ibuffer"))
706 (define-key-after map [menu-bar mark]
707 (cons "Mark" (make-sparse-keymap "Mark")))
709 (define-key-after map [menu-bar mark toggle-marks]
710 '(menu-item "Toggle marks" ibuffer-toggle-marks
711 :help "Unmark marked buffers, and mark unmarked buffers"))
712 (define-key-after map [menu-bar mark mark-forward]
713 '(menu-item "Mark" ibuffer-mark-forward
714 :help "Mark the buffer at point"))
715 (define-key-after map [menu-bar mark unmark-forward]
716 '(menu-item "Unmark" ibuffer-unmark-forward
717 :help "Unmark the buffer at point"))
718 (define-key-after map [menu-bar mark mark-by-mode]
719 '(menu-item "Mark by mode..." ibuffer-mark-by-mode
720 :help "Mark all buffers in a particular major mode"))
721 (define-key-after map [menu-bar mark mark-modified-buffers]
722 '(menu-item "Mark modified buffers" ibuffer-mark-modified-buffers
723 :help "Mark all buffers which have been modified"))
724 (define-key-after map [menu-bar mark mark-unsaved-buffers]
725 '(menu-item "Mark unsaved buffers" ibuffer-mark-unsaved-buffers
726 :help "Mark all buffers which have a file and are modified"))
727 (define-key-after map [menu-bar mark mark-read-only-buffers]
728 '(menu-item "Mark read-only buffers" ibuffer-mark-read-only-buffers
729 :help "Mark all buffers which are read-only"))
730 (define-key-after map [menu-bar mark mark-special-buffers]
731 '(menu-item "Mark special buffers" ibuffer-mark-special-buffers
732 :help "Mark all buffers whose name begins with a *"))
733 (define-key-after map [menu-bar mark mark-dired-buffers]
734 '(menu-item "Mark dired buffers" ibuffer-mark-dired-buffers
735 :help "Mark buffers in dired-mode"))
736 (define-key-after map [menu-bar mark mark-dissociated-buffers]
737 '(menu-item "Mark dissociated buffers" ibuffer-mark-dissociated-buffers
738 :help "Mark buffers with a non-existent associated file"))
739 (define-key-after map [menu-bar mark mark-help-buffers]
740 '(menu-item "Mark help buffers" ibuffer-mark-help-buffers
741 :help "Mark buffers in help-mode"))
742 (define-key-after map [menu-bar mark mark-compressed-file-buffers]
743 '(menu-item "Mark compressed file buffers" ibuffer-mark-compressed-file-buffers
744 :help "Mark buffers which have a file that is compressed"))
745 (define-key-after map [menu-bar mark mark-old-buffers]
746 '(menu-item "Mark old buffers" ibuffer-mark-old-buffers
747 :help "Mark buffers which have not been viewed recently"))
748 (define-key-after map [menu-bar mark unmark-all]
749 '(menu-item "Unmark All" ibuffer-unmark-all))
751 (define-key-after map [menu-bar mark dashes]
752 '("--"))
754 (define-key-after map [menu-bar mark mark-by-name-regexp]
755 '(menu-item "Mark by buffer name (regexp)..." ibuffer-mark-by-name-regexp
756 :help "Mark buffers whose name matches a regexp"))
757 (define-key-after map [menu-bar mark mark-by-mode-regexp]
758 '(menu-item "Mark by major mode (regexp)..." ibuffer-mark-by-mode-regexp
759 :help "Mark buffers whose major mode name matches a regexp"))
760 (define-key-after map [menu-bar mark mark-by-file-name-regexp]
761 '(menu-item "Mark by file name (regexp)..." ibuffer-mark-by-file-name-regexp
762 :help "Mark buffers whose file name matches a regexp"))
764 ;; Operate map is added later
766 (define-key-after operate-map [do-view]
767 '(menu-item "View" ibuffer-do-view))
768 (define-key-after operate-map [do-view-other-frame]
769 '(menu-item "View (separate frame)" ibuffer-do-view-other-frame))
770 (define-key-after operate-map [do-save]
771 '(menu-item "Save" ibuffer-do-save))
772 (define-key-after operate-map [do-replace-regexp]
773 '(menu-item "Replace (regexp)..." ibuffer-do-replace-regexp
774 :help "Replace text inside marked buffers"))
775 (define-key-after operate-map [do-query-replace]
776 '(menu-item "Query Replace..." ibuffer-do-query-replace
777 :help "Replace text in marked buffers, asking each time"))
778 (define-key-after operate-map [do-query-replace-regexp]
779 '(menu-item "Query Replace (regexp)..." ibuffer-do-query-replace-regexp
780 :help "Replace text in marked buffers by regexp, asking each time"))
781 (define-key-after operate-map [do-print]
782 '(menu-item "Print" ibuffer-do-print))
783 (define-key-after operate-map [do-toggle-modified]
784 '(menu-item "Toggle modification flag" ibuffer-do-toggle-modified))
785 (define-key-after operate-map [do-revert]
786 '(menu-item "Revert" ibuffer-do-revert
787 :help "Revert marked buffers to their associated file"))
788 (define-key-after operate-map [do-rename-uniquely]
789 '(menu-item "Rename Uniquely" ibuffer-do-rename-uniquely
790 :help "Rename marked buffers to a new, unique name"))
791 (define-key-after operate-map [do-delete]
792 '(menu-item "Kill" ibuffer-do-delete))
793 (define-key-after operate-map [do-occur]
794 '(menu-item "List lines matching..." ibuffer-do-occur
795 :help "View all lines in marked buffers matching a regexp"))
796 (define-key-after operate-map [do-shell-command-pipe]
797 '(menu-item "Pipe to shell command..." ibuffer-do-shell-command-pipe
798 :help "For each marked buffer, send its contents to a shell command"))
799 (define-key-after operate-map [do-shell-command-pipe-replace]
800 '(menu-item "Pipe to shell command (replace)..." ibuffer-do-shell-command-pipe-replace
801 :help "For each marked buffer, replace its contents with output of shell command"))
802 (define-key-after operate-map [do-shell-command-file]
803 '(menu-item "Shell command on buffer's file..." ibuffer-do-shell-command-file
804 :help "For each marked buffer, run a shell command with its file as argument"))
805 (define-key-after operate-map [do-eval]
806 '(menu-item "Eval..." ibuffer-do-eval
807 :help "Evaluate a Lisp form in each marked buffer"))
808 (define-key-after operate-map [do-view-and-eval]
809 '(menu-item "Eval (viewing buffer)..." ibuffer-do-view-and-eval
810 :help "Evaluate a Lisp form in each marked buffer while viewing it"))
812 (setq ibuffer-mode-map map
813 ibuffer-mode-operate-map operate-map
814 ibuffer-mode-groups-popup (copy-keymap groups-map))))
816 (define-key ibuffer-mode-groups-popup [kill-filter-group]
817 '(menu-item "Kill filter group"
818 ibuffer-kill-line
819 :enable (and (featurep 'ibuf-ext)
820 ibuffer-filter-groups)))
821 (define-key ibuffer-mode-groups-popup [yank-filter-group]
822 '(menu-item "Yank last killed filter group"
823 ibuffer-yank
824 :enable (and (featurep 'ibuf-ext)
825 ibuffer-filter-group-kill-ring)))
827 (defvar ibuffer-name-map
828 (let ((map (make-sparse-keymap)))
829 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
830 (define-key map [(mouse-2)] 'ibuffer-mouse-visit-buffer)
831 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
832 map))
834 (defvar ibuffer-filename/process-header-map
835 (let ((map (make-sparse-keymap)))
836 (define-key map [(mouse-1)] 'ibuffer-do-sort-by-filename/process)
837 map))
839 (defvar ibuffer-mode-name-map
840 (let ((map (make-sparse-keymap)))
841 (define-key map [(mouse-2)] 'ibuffer-mouse-filter-by-mode)
842 (define-key map (kbd "RET") 'ibuffer-interactive-filter-by-mode)
843 map))
845 (defvar ibuffer-name-header-map
846 (let ((map (make-sparse-keymap)))
847 (define-key map [(mouse-1)] 'ibuffer-do-sort-by-alphabetic)
848 map))
850 (defvar ibuffer-size-header-map
851 (let ((map (make-sparse-keymap)))
852 (define-key map [(mouse-1)] 'ibuffer-do-sort-by-size)
853 map))
855 (defvar ibuffer-mode-header-map
856 (let ((map (make-sparse-keymap)))
857 (define-key map [(mouse-1)] 'ibuffer-do-sort-by-major-mode)
858 map))
860 (defvar ibuffer-mode-filter-group-map
861 (let ((map (make-sparse-keymap)))
862 (define-key map [(mouse-1)] 'ibuffer-mouse-toggle-mark)
863 (define-key map [(mouse-2)] 'ibuffer-mouse-toggle-filter-group)
864 (define-key map (kbd "RET") 'ibuffer-toggle-filter-group)
865 (define-key map [down-mouse-3] 'ibuffer-mouse-popup-menu)
866 map))
868 (defvar ibuffer-restore-window-config-on-quit nil
869 "If non-nil, restore previous window configuration upon exiting `ibuffer'.")
871 (defvar ibuffer-prev-window-config nil
872 "Window configuration before starting Ibuffer.")
874 (defvar ibuffer-did-modification nil)
876 (defvar ibuffer-compiled-formats nil)
877 (defvar ibuffer-cached-formats nil)
878 (defvar ibuffer-cached-eliding-string nil)
879 (defvar ibuffer-cached-elide-long-columns 0)
881 (defvar ibuffer-sorting-functions-alist nil
882 "An alist of functions which describe how to sort buffers.
884 Note: You most likely do not want to modify this variable directly;
885 use `define-ibuffer-sorter' instead.
887 The alist elements are constructed like (NAME DESCRIPTION FUNCTION)
888 Where NAME is a symbol describing the sorting method, DESCRIPTION is a
889 short string which will be displayed in the minibuffer and menu, and
890 FUNCTION is a function of two arguments, which will be the buffers to
891 compare.")
893 ;;; Utility functions
894 (defun ibuffer-columnize-and-insert-list (list &optional pad-width)
895 "Insert LIST into the current buffer in as many columns as possible.
896 The maximum number of columns is determined by the current window
897 width and the longest string in LIST."
898 (unless pad-width
899 (setq pad-width 3))
900 (let ((width (window-width))
901 (max (+ (apply #'max (mapcar #'length list))
902 pad-width)))
903 (let ((columns (/ width max)))
904 (when (zerop columns)
905 (setq columns 1))
906 (while list
907 (dotimes (i (1- columns))
908 (insert (concat (car list) (make-string (- max (length (car list)))
909 ?\s)))
910 (setq list (cdr list)))
911 (when (not (null list))
912 (insert (pop list)))
913 (insert "\n")))))
915 (defsubst ibuffer-current-mark ()
916 (cadr (get-text-property (line-beginning-position)
917 'ibuffer-properties)))
919 (defun ibuffer-mouse-toggle-mark (event)
920 "Toggle the marked status of the buffer chosen with the mouse."
921 (interactive "e")
922 (unwind-protect
923 (let ((pt (save-excursion
924 (mouse-set-point event)
925 (point))))
926 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
927 (ibuffer-toggle-marks it)
928 (goto-char pt)
929 (let ((mark (ibuffer-current-mark)))
930 (setq buffer-read-only nil)
931 (if (eq mark ibuffer-marked-char)
932 (ibuffer-set-mark ?\s)
933 (ibuffer-set-mark ibuffer-marked-char)))))
934 (setq buffer-read-only t)))
936 (defun ibuffer-find-file (file &optional wildcards)
937 "Like `find-file', but default to the directory of the buffer at point."
938 (interactive
939 (let ((default-directory (let ((buf (ibuffer-current-buffer)))
940 (if (buffer-live-p buf)
941 (with-current-buffer buf
942 default-directory)
943 default-directory))))
944 (list (read-file-name "Find file: " default-directory)
945 t)))
946 (find-file file wildcards))
948 (defun ibuffer-mouse-visit-buffer (event)
949 "Visit the buffer chosen with the mouse."
950 (interactive "e")
951 (switch-to-buffer
952 (save-excursion
953 (mouse-set-point event)
954 (ibuffer-current-buffer t))))
956 (defun ibuffer-mouse-popup-menu (event)
957 "Display a menu of operations."
958 (interactive "e")
959 (let ((eventpt (posn-point (event-end event)))
960 (origpt (point)))
961 (unwind-protect
962 (if (get-text-property eventpt 'ibuffer-filter-group-name)
963 (progn
964 (goto-char eventpt)
965 (popup-menu ibuffer-mode-groups-popup))
966 (let ((inhibit-read-only t))
967 (ibuffer-save-marks
968 ;; hm. we could probably do this in a better fashion
969 (ibuffer-unmark-all ?\r)
970 (save-excursion
971 (goto-char eventpt)
972 (ibuffer-set-mark ibuffer-marked-char))
973 (save-excursion
974 (popup-menu ibuffer-mode-operate-map)))))
975 (setq buffer-read-only t)
976 (if (= eventpt (point))
977 (goto-char origpt)))))
979 (defun ibuffer-skip-properties (props direction)
980 (while (and (not (eobp))
981 (let ((hit nil))
982 (dolist (prop props hit)
983 (when (get-text-property (point) prop)
984 (setq hit t)))))
985 (forward-line direction)
986 (beginning-of-line)))
988 (defun ibuffer-customize ()
989 "Begin customizing Ibuffer interactively."
990 (interactive)
991 (customize-group 'ibuffer))
993 (defun ibuffer-backward-line (&optional arg skip-group-names)
994 "Move backwards ARG lines, wrapping around the list if necessary."
995 (interactive "P")
996 (or arg (setq arg 1))
997 (beginning-of-line)
998 (while (> arg 0)
999 (forward-line -1)
1000 (when (and ibuffer-movement-cycle
1001 (or (get-text-property (point) 'ibuffer-title)
1002 (and skip-group-names
1003 (get-text-property (point)
1004 'ibuffer-filter-group-name))))
1005 (goto-char (point-max))
1006 (beginning-of-line))
1007 (ibuffer-skip-properties (append '(ibuffer-summary)
1008 (when skip-group-names
1009 '(ibuffer-filter-group-name)))
1011 ;; Handle the special case of no buffers.
1012 (when (get-text-property (point) 'ibuffer-title)
1013 (forward-line 1)
1014 (setq arg 1))
1015 (decf arg)))
1017 (defun ibuffer-forward-line (&optional arg skip-group-names)
1018 "Move forward ARG lines, wrapping around the list if necessary."
1019 (interactive "P")
1020 (or arg (setq arg 1))
1021 (beginning-of-line)
1022 (when (and ibuffer-movement-cycle
1023 (or (eobp)
1024 (get-text-property (point) 'ibuffer-summary)))
1025 (goto-char (point-min)))
1026 (when (or (get-text-property (point) 'ibuffer-title)
1027 (and skip-group-names
1028 (get-text-property (point) 'ibuffer-filter-group-name)))
1029 (when (> arg 0)
1030 (decf arg))
1031 (ibuffer-skip-properties (append '(ibuffer-title)
1032 (when skip-group-names
1033 '(ibuffer-filter-group-name)))
1035 (if (< arg 0)
1036 (ibuffer-backward-line (- arg))
1037 (while (> arg 0)
1038 (forward-line 1)
1039 (when (and ibuffer-movement-cycle
1040 (or (eobp)
1041 (get-text-property (point) 'ibuffer-summary)))
1042 (goto-char (point-min)))
1043 (decf arg)
1044 (ibuffer-skip-properties (append '(ibuffer-title)
1045 (when skip-group-names
1046 '(ibuffer-filter-group-name)))
1047 1))))
1049 (defun ibuffer-visit-buffer (&optional single)
1050 "Visit the buffer on this line.
1051 If optional argument SINGLE is non-nil, then also ensure there is only
1052 one window."
1053 (interactive "P")
1054 (let ((buf (ibuffer-current-buffer t)))
1055 (bury-buffer (current-buffer))
1056 (switch-to-buffer buf)
1057 (when single
1058 (delete-other-windows))))
1060 (defun ibuffer-visit-buffer-other-window (&optional noselect)
1061 "Visit the buffer on this line in another window."
1062 (interactive)
1063 (let ((buf (ibuffer-current-buffer t)))
1064 (bury-buffer (current-buffer))
1065 (if noselect
1066 (let ((curwin (selected-window)))
1067 (pop-to-buffer buf)
1068 (select-window curwin))
1069 (switch-to-buffer-other-window buf))))
1071 (defun ibuffer-visit-buffer-other-window-noselect ()
1072 "Visit the buffer on this line in another window, but don't select it."
1073 (interactive)
1074 (ibuffer-visit-buffer-other-window t))
1076 (defun ibuffer-visit-buffer-other-frame ()
1077 "Visit the buffer on this line in another frame."
1078 (interactive)
1079 (let ((buf (ibuffer-current-buffer t)))
1080 (bury-buffer (current-buffer))
1081 (switch-to-buffer-other-frame buf)))
1083 (defun ibuffer-visit-buffer-1-window ()
1084 "Visit the buffer on this line, and delete other windows."
1085 (interactive)
1086 (ibuffer-visit-buffer t))
1088 (defun ibuffer-bury-buffer ()
1089 "Bury the buffer on this line."
1090 (interactive)
1091 (let ((buf (ibuffer-current-buffer t))
1092 (line (+ 1 (count-lines 1 (point)))))
1093 (bury-buffer buf)
1094 (ibuffer-update nil t)
1095 (goto-line line)))
1097 (defun ibuffer-visit-tags-table ()
1098 "Visit the tags table in the buffer on this line. See `visit-tags-table'."
1099 (interactive)
1100 (let ((file (buffer-file-name (ibuffer-current-buffer t))))
1101 (if file
1102 (visit-tags-table file)
1103 (error "Specified buffer has no file"))))
1105 (defun ibuffer-do-view (&optional other-frame)
1106 "View marked buffers, or the buffer on the current line.
1107 If optional argument OTHER-FRAME is non-nil, then display each
1108 marked buffer in a new frame. Otherwise, display each buffer as
1109 a new window in the current frame, splitting vertically."
1110 (interactive)
1111 (ibuffer-do-view-1 (if other-frame 'other-frame 'vertically)))
1113 (defun ibuffer-do-view-horizontally (&optional other-frame)
1114 "As `ibuffer-do-view', but split windows horizontally."
1115 (interactive)
1116 (ibuffer-do-view-1 (if other-frame 'other-frame 'horizontally)))
1118 (defun ibuffer-do-view-1 (type)
1119 (let ((marked-bufs (ibuffer-get-marked-buffers)))
1120 (when (null marked-bufs)
1121 (setq marked-bufs (list (ibuffer-current-buffer t))))
1122 (unless (and (eq type 'other-frame)
1123 (not ibuffer-expert)
1124 (> (length marked-bufs) 3)
1125 (not (y-or-n-p (format "Really create a new frame for %s buffers? "
1126 (length marked-bufs)))))
1127 (set-buffer-modified-p nil)
1128 (delete-other-windows)
1129 (switch-to-buffer (pop marked-bufs))
1130 (let ((height (/ (1- (if (eq type 'horizontally) (frame-width)
1131 (frame-height)))
1132 (1+ (length marked-bufs)))))
1133 (mapcar (if (eq type 'other-frame)
1134 #'(lambda (buf)
1135 (let ((curframe (selected-frame)))
1136 (select-frame (make-frame))
1137 (switch-to-buffer buf)
1138 (select-frame curframe)))
1139 #'(lambda (buf)
1140 (split-window nil height (eq type 'horizontally))
1141 (other-window 1)
1142 (switch-to-buffer buf)))
1143 marked-bufs)))))
1145 (defun ibuffer-do-view-other-frame ()
1146 "View each of the marked buffers in a separate frame."
1147 (interactive)
1148 (ibuffer-do-view t))
1150 (defsubst ibuffer-map-marked-lines (func)
1151 (prog1 (ibuffer-map-on-mark ibuffer-marked-char func)
1152 (ibuffer-redisplay t)))
1154 (defun ibuffer-shrink-to-fit (&optional owin)
1155 (fit-window-to-buffer nil (when owin (/ (frame-height)
1156 (length (window-list (selected-frame)))))))
1158 (defun ibuffer-confirm-operation-on (operation names)
1159 "Display a buffer asking whether to perform OPERATION on NAMES."
1160 (or ibuffer-expert
1161 (if (= (length names) 1)
1162 (y-or-n-p (format "Really %s buffer %s? " operation (car names)))
1163 (let ((buf (get-buffer-create "*Ibuffer confirmation*")))
1164 (with-current-buffer buf
1165 (setq buffer-read-only nil)
1166 (erase-buffer)
1167 (ibuffer-columnize-and-insert-list names)
1168 (goto-char (point-min))
1169 (setq buffer-read-only t))
1170 (let ((lastwin (car (last (window-list nil 'nomini)))))
1171 ;; Now attempt to display the buffer...
1172 (save-window-excursion
1173 (select-window lastwin)
1174 ;; The window might be too small to split; in that case,
1175 ;; try a few times to increase its size before giving up.
1176 (let ((attempts 0)
1177 (trying t))
1178 (while trying
1179 (condition-case err
1180 (progn
1181 (split-window)
1182 (setq trying nil))
1183 (error
1184 ;; Handle a failure
1185 (if (or (> (incf attempts) 4)
1186 (and (stringp (cadr err))
1187 ;; This definitely falls in the
1188 ;; ghetto hack category...
1189 (not (string-match "too small" (cadr err)))))
1190 (apply #'signal err)
1191 (enlarge-window 3))))))
1192 (select-window (next-window))
1193 (switch-to-buffer buf)
1194 (unwind-protect
1195 (progn
1196 (fit-window-to-buffer)
1197 (y-or-n-p (format "Really %s %d buffers? "
1198 operation (length names))))
1199 (kill-buffer buf))))))))
1201 (defsubst ibuffer-map-lines-nomodify (function)
1202 "As `ibuffer-map-lines', but don't set the modification flag."
1203 (ibuffer-map-lines function t))
1205 (defun ibuffer-buffer-names-with-mark (mark)
1206 (let ((ibuffer-buffer-names-with-mark-result nil))
1207 (ibuffer-map-lines-nomodify
1208 #'(lambda (buf mk)
1209 (when (char-equal mark mk)
1210 (push (buffer-name buf)
1211 ibuffer-buffer-names-with-mark-result))))
1212 ibuffer-buffer-names-with-mark-result))
1214 (defsubst ibuffer-marked-buffer-names ()
1215 (ibuffer-buffer-names-with-mark ibuffer-marked-char))
1217 (defsubst ibuffer-deletion-marked-buffer-names ()
1218 (ibuffer-buffer-names-with-mark ibuffer-deletion-char))
1220 (defun ibuffer-count-marked-lines (&optional all)
1221 (if all
1222 (ibuffer-map-lines-nomodify
1223 #'(lambda (buf mark)
1224 (not (char-equal mark ?\s))))
1225 (ibuffer-map-lines-nomodify
1226 #'(lambda (buf mark)
1227 (char-equal mark ibuffer-marked-char)))))
1229 (defsubst ibuffer-count-deletion-lines ()
1230 (ibuffer-map-lines-nomodify
1231 #'(lambda (buf mark)
1232 (char-equal mark ibuffer-deletion-char))))
1234 (defsubst ibuffer-map-deletion-lines (func)
1235 (ibuffer-map-on-mark ibuffer-deletion-char func))
1237 (define-ibuffer-op ibuffer-do-save ()
1238 "Save marked buffers as with `save-buffer'."
1239 (:complex t
1240 :opstring "saved"
1241 :modifier-p :maybe)
1242 (when (buffer-modified-p buf)
1243 (if (not (with-current-buffer buf
1244 buffer-file-name))
1245 ;; handle the case where we're prompted
1246 ;; for a file name
1247 (save-window-excursion
1248 (switch-to-buffer buf)
1249 (save-buffer))
1250 (with-current-buffer buf
1251 (save-buffer))))
1254 (define-ibuffer-op ibuffer-do-toggle-modified ()
1255 "Toggle modification flag of marked buffers."
1256 (:opstring "(un)marked as modified"
1257 :modifier-p t)
1258 (set-buffer-modified-p (not (buffer-modified-p))))
1260 (define-ibuffer-op ibuffer-do-toggle-read-only (&optional arg)
1261 "Toggle read only status in marked buffers.
1262 With optional ARG, make read-only only if ARG is positive."
1263 (:opstring "toggled read only status in"
1264 :interactive "P"
1265 :modifier-p t)
1266 (toggle-read-only arg))
1268 (define-ibuffer-op ibuffer-do-delete ()
1269 "Kill marked buffers as with `kill-this-buffer'."
1270 (:opstring "killed"
1271 :active-opstring "kill"
1272 :dangerous t
1273 :complex t
1274 :modifier-p t)
1275 (if (kill-buffer buf)
1276 'kill
1277 nil))
1279 (define-ibuffer-op ibuffer-do-kill-on-deletion-marks ()
1280 "Kill buffers marked for deletion as with `kill-this-buffer'."
1281 (:opstring "killed"
1282 :active-opstring "kill"
1283 :dangerous t
1284 :complex t
1285 :mark :deletion
1286 :modifier-p t)
1287 (if (kill-buffer buf)
1288 'kill
1289 nil))
1291 (defun ibuffer-unmark-all (mark)
1292 "Unmark all buffers with mark MARK."
1293 (interactive "cRemove marks (RET means all):")
1294 (if (= (ibuffer-count-marked-lines t) 0)
1295 (message "No buffers marked; use 'm' to mark a buffer")
1296 (cond
1297 ((char-equal mark ibuffer-marked-char)
1298 (ibuffer-map-marked-lines
1299 #'(lambda (buf mark)
1300 (ibuffer-set-mark-1 ?\s)
1301 t)))
1302 ((char-equal mark ibuffer-deletion-char)
1303 (ibuffer-map-deletion-lines
1304 #'(lambda (buf mark)
1305 (ibuffer-set-mark-1 ?\s)
1306 t)))
1308 (ibuffer-map-lines
1309 #'(lambda (buf mark)
1310 (when (not (char-equal mark ?\s))
1311 (ibuffer-set-mark-1 ?\s))
1312 t)))))
1313 (ibuffer-redisplay t))
1315 (defun ibuffer-toggle-marks (&optional group)
1316 "Toggle which buffers are marked.
1317 In other words, unmarked buffers become marked, and marked buffers
1318 become unmarked.
1319 If point is on a group name, then this function operates on that
1320 group."
1321 (interactive)
1322 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1323 (setq group it))
1324 (let ((count
1325 (ibuffer-map-lines
1326 #'(lambda (buf mark)
1327 (cond ((eq mark ibuffer-marked-char)
1328 (ibuffer-set-mark-1 ?\s)
1329 nil)
1330 ((eq mark ?\s)
1331 (ibuffer-set-mark-1 ibuffer-marked-char)
1334 nil)))
1335 nil group)))
1336 (message "%s buffers marked" count))
1337 (ibuffer-redisplay t))
1339 (defun ibuffer-mark-forward (arg)
1340 "Mark the buffer on this line, and move forward ARG lines.
1341 If point is on a group name, this function operates on that group."
1342 (interactive "P")
1343 (ibuffer-mark-interactive arg ibuffer-marked-char 1))
1345 (defun ibuffer-unmark-forward (arg)
1346 "Unmark the buffer on this line, and move forward ARG lines.
1347 If point is on a group name, this function operates on that group."
1348 (interactive "P")
1349 (ibuffer-mark-interactive arg ?\s 1))
1351 (defun ibuffer-unmark-backward (arg)
1352 "Unmark the buffer on this line, and move backward ARG lines.
1353 If point is on a group name, this function operates on that group."
1354 (interactive "P")
1355 (ibuffer-mark-interactive arg ?\s -1))
1357 (defun ibuffer-mark-interactive (arg mark movement)
1358 (assert (eq major-mode 'ibuffer-mode))
1359 (or arg (setq arg 1))
1360 (ibuffer-forward-line 0)
1361 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group-name)
1362 (progn
1363 (require 'ibuf-ext)
1364 (ibuffer-mark-on-buffer #'identity mark it))
1365 (ibuffer-forward-line 0 t)
1366 (let ((inhibit-read-only t))
1367 (while (> arg 0)
1368 (ibuffer-set-mark mark)
1369 (ibuffer-forward-line movement t)
1370 (setq arg (1- arg))))))
1372 (defun ibuffer-set-mark (mark)
1373 (assert (eq major-mode 'ibuffer-mode))
1374 (let ((inhibit-read-only t))
1375 (ibuffer-set-mark-1 mark)
1376 (setq ibuffer-did-modification t)
1377 (ibuffer-redisplay-current)
1378 (beginning-of-line)))
1380 (defun ibuffer-set-mark-1 (mark)
1381 (let ((beg (line-beginning-position))
1382 (end (line-end-position)))
1383 (put-text-property beg end 'ibuffer-properties
1384 (list (ibuffer-current-buffer)
1385 mark))))
1387 (defun ibuffer-mark-for-delete (arg)
1388 "Mark the buffers on ARG lines forward for deletion.
1389 If point is on a group name, this function operates on that group."
1390 (interactive "P")
1391 (ibuffer-mark-interactive arg ibuffer-deletion-char 1))
1393 (defun ibuffer-mark-for-delete-backwards (arg)
1394 "Mark the buffers on ARG lines backward for deletion.
1395 If point is on a group name, this function operates on that group."
1396 (interactive "P")
1397 (ibuffer-mark-interactive arg ibuffer-deletion-char -1))
1399 (defun ibuffer-current-buffer (&optional must-be-live)
1400 (let ((buf (car (get-text-property (line-beginning-position)
1401 'ibuffer-properties))))
1402 (when must-be-live
1403 (if (bufferp buf)
1404 (unless (buffer-live-p buf)
1405 (error "Buffer %s has been killed; %s" buf (substitute-command-keys "use `\\[ibuffer-update]' to update")))
1406 (error "No buffer on this line")))
1407 buf))
1409 (defun ibuffer-active-formats-name ()
1410 (if (boundp 'ibuffer-filter-format-alist)
1411 (let ((ret nil))
1412 (dolist (filter ibuffer-filtering-qualifiers ret)
1413 (let ((val (assq (car filter) ibuffer-filter-format-alist)))
1414 (when val
1415 (setq ret (car filter)))))
1416 (if ret
1418 :ibuffer-formats))
1419 :ibuffer-formats))
1421 (defun ibuffer-current-formats (uncompiledp)
1422 (let* ((name (ibuffer-active-formats-name)))
1423 (ibuffer-check-formats)
1424 (if (eq name :ibuffer-formats)
1425 (if uncompiledp
1426 ibuffer-formats
1427 ibuffer-compiled-formats)
1428 (cadr (assq name
1429 (if uncompiledp
1430 ibuffer-filter-format-alist
1431 ibuffer-compiled-filter-formats))))))
1433 (defun ibuffer-current-format (&optional uncompiledp)
1434 (or ibuffer-current-format
1435 (setq ibuffer-current-format 0))
1436 (nth ibuffer-current-format (ibuffer-current-formats uncompiledp)))
1438 (defun ibuffer-expand-format-entry (form)
1439 (if (or (consp form)
1440 (symbolp form))
1441 (let ((sym (intern (concat "ibuffer-make-column-"
1442 (symbol-name (if (consp form)
1443 (car form)
1444 form))))))
1445 (unless (or (fboundp sym)
1446 (assq sym ibuffer-inline-columns))
1447 (error "Unknown column %s in ibuffer-formats" form))
1448 (let (min max align elide)
1449 (if (consp form)
1450 (setq min (or (nth 1 form) 0)
1451 max (or (nth 2 form) -1)
1452 align (or (nth 3 form) :left)
1453 elide (or (nth 4 form) nil))
1454 (setq min 0
1455 max -1
1456 align :left
1457 elide nil))
1458 (list sym min max align elide)))
1459 form))
1461 (defun ibuffer-compile-make-eliding-form (strvar elide from-end-p)
1462 (let ((ellipsis (propertize ibuffer-eliding-string 'font-lock-face 'bold)))
1463 (if (or elide (with-no-warnings ibuffer-elide-long-columns))
1464 `(if (> strlen 5)
1465 ,(if from-end-p
1466 `(concat ,ellipsis
1467 (substring ,strvar
1468 (length ibuffer-eliding-string)))
1469 `(concat
1470 (substring ,strvar 0 (- strlen ,(length ellipsis)))
1471 ,ellipsis))
1472 ,strvar)
1473 strvar)))
1475 (defun ibuffer-compile-make-substring-form (strvar maxvar from-end-p)
1476 (if from-end-p
1477 `(substring str
1478 (- strlen ,maxvar))
1479 `(substring ,strvar 0 ,maxvar)))
1481 (defun ibuffer-compile-make-format-form (strvar widthform alignment)
1482 (let* ((left `(make-string tmp2 ?\s))
1483 (right `(make-string (- tmp1 tmp2) ?\s)))
1484 `(progn
1485 (setq tmp1 ,widthform
1486 tmp2 (/ tmp1 2))
1487 ,(case alignment
1488 (:right `(concat ,left ,right ,strvar))
1489 (:center `(concat ,left ,strvar ,right))
1490 (:left `(concat ,strvar ,left ,right))
1491 (t (error "Invalid alignment %s" alignment))))))
1493 (defun ibuffer-compile-format (format)
1494 (let ((result nil)
1495 ;; We use these variables to keep track of which variables
1496 ;; inside the generated function we need to bind, since
1497 ;; binding variables in Emacs takes time.
1498 str-used tmp1-used tmp2-used global-strlen-used)
1499 (dolist (form format)
1500 (push
1501 ;; Generate a form based on a particular format entry, like
1502 ;; " ", mark, or (mode 16 16 :right).
1503 (if (stringp form)
1504 ;; It's a string; all we need to do is insert it.
1505 `(insert ,form)
1506 (let* ((form (ibuffer-expand-format-entry form))
1507 (sym (nth 0 form))
1508 (min (nth 1 form))
1509 (max (nth 2 form))
1510 (align (nth 3 form))
1511 (elide (nth 4 form)))
1512 (let* ((from-end-p (when (minusp min)
1513 (setq min (- min))
1515 (letbindings nil)
1516 (outforms nil)
1517 minform
1518 maxform
1519 min-used max-used strlen-used)
1520 (when (or (not (integerp min)) (>= min 0))
1521 ;; This is a complex case; they want it limited to a
1522 ;; minimum size.
1523 (setq min-used t)
1524 (setq str-used t strlen-used t global-strlen-used t
1525 tmp1-used t tmp2-used t)
1526 ;; Generate code to limit the string to a minimum size.
1527 (setq minform `(progn
1528 (setq str
1529 ,(ibuffer-compile-make-format-form
1530 'str
1531 `(- ,(if (integerp min)
1533 'min)
1534 strlen)
1535 align)))))
1536 (when (or (not (integerp max)) (> max 0))
1537 (setq str-used t max-used t)
1538 ;; Generate code to limit the string to a maximum size.
1539 (setq maxform `(progn
1540 (setq str
1541 ,(ibuffer-compile-make-substring-form
1542 'str
1543 (if (integerp max)
1545 'max)
1546 from-end-p))
1547 (setq strlen (length str))
1548 (setq str
1549 ,(ibuffer-compile-make-eliding-form 'str
1550 elide
1551 from-end-p)))))
1552 ;; Now, put these forms together with the rest of the code.
1553 (let ((callform
1554 ;; Is this an "inline" column? This means we have
1555 ;; to get the code from the
1556 ;; `ibuffer-inline-columns' alist and insert it
1557 ;; into our generated code. Otherwise, we just
1558 ;; generate a call to the column function.
1559 (ibuffer-aif (assq sym ibuffer-inline-columns)
1560 (nth 1 it)
1561 `(,sym buffer mark)))
1562 ;; You're not expected to understand this. Hell, I
1563 ;; don't even understand it, and I wrote it five
1564 ;; minutes ago.
1565 (insertgenfn (ibuffer-aif (get sym 'ibuffer-column-summarizer)
1566 ;; I really, really wish Emacs Lisp had closures.
1567 (lambda (arg sym)
1568 `(insert
1569 (let ((ret ,arg))
1570 (put ',sym 'ibuffer-column-summary
1571 (cons ret (get ',sym 'ibuffer-column-summary)))
1572 ret)))
1573 (lambda (arg sym)
1574 `(insert ,arg))))
1575 (mincompform `(< strlen ,(if (integerp min)
1577 'min)))
1578 (maxcompform `(> strlen ,(if (integerp max)
1580 'max))))
1581 (if (or min-used max-used)
1582 ;; The complex case, where we have to limit the
1583 ;; form to a maximum or minimum size.
1584 (progn
1585 (when (and min-used (not (integerp min)))
1586 (push `(min ,min) letbindings))
1587 (when (and max-used (not (integerp max)))
1588 (push `(max ,max) letbindings))
1589 (push
1590 (if (and min-used max-used)
1591 `(if ,mincompform
1592 ,minform
1593 (if ,maxcompform
1594 ,maxform))
1595 (if min-used
1596 `(when ,mincompform
1597 ,minform)
1598 `(when ,maxcompform
1599 ,maxform)))
1600 outforms)
1601 (push (append
1602 `(setq str ,callform)
1603 (when strlen-used
1604 `(strlen (length str))))
1605 outforms)
1606 (setq outforms
1607 (append outforms (list (funcall insertgenfn 'str sym)))))
1608 ;; The simple case; just insert the string.
1609 (push (funcall insertgenfn callform sym) outforms))
1610 ;; Finally, return a `let' form which binds the
1611 ;; variables in `letbindings', and contains all the
1612 ;; code in `outforms'.
1613 `(let ,letbindings
1614 ,@outforms)))))
1615 result))
1616 (setq result
1617 ;; We don't want to unconditionally load the byte-compiler.
1618 (funcall (if (or ibuffer-always-compile-formats
1619 (featurep 'bytecomp))
1620 #'byte-compile
1621 #'identity)
1622 ;; Here, we actually create a lambda form which
1623 ;; inserts all the generated forms for each entry
1624 ;; in the format string.
1625 (nconc (list 'lambda '(buffer mark))
1626 `((let ,(append (when str-used
1627 '(str))
1628 (when global-strlen-used
1629 '(strlen))
1630 (when tmp1-used
1631 '(tmp1))
1632 (when tmp2-used
1633 '(tmp2)))
1634 ,@(nreverse result))))))))
1636 (defun ibuffer-recompile-formats ()
1637 "Recompile `ibuffer-formats'."
1638 (interactive)
1639 (setq ibuffer-compiled-formats
1640 (mapcar #'ibuffer-compile-format ibuffer-formats))
1641 (when (boundp 'ibuffer-filter-format-alist)
1642 (setq ibuffer-compiled-filter-formats
1643 (mapcar #'(lambda (entry)
1644 (cons (car entry)
1645 (mapcar #'(lambda (formats)
1646 (mapcar #'ibuffer-compile-format formats))
1647 (cdr entry))))
1648 ibuffer-filter-format-alist))))
1650 (defun ibuffer-clear-summary-columns (format)
1651 (dolist (form format)
1652 (ibuffer-awhen (and (consp form)
1653 (get (car form) 'ibuffer-column-summarizer))
1654 (put (car form) 'ibuffer-column-summary nil))))
1656 (defun ibuffer-check-formats ()
1657 (when (null ibuffer-formats)
1658 (error "No formats!"))
1659 (let ((ext-loaded (featurep 'ibuf-ext)))
1660 (when (or (null ibuffer-compiled-formats)
1661 (null ibuffer-cached-formats)
1662 (not (eq ibuffer-cached-formats ibuffer-formats))
1663 (null ibuffer-cached-eliding-string)
1664 (not (equal ibuffer-cached-eliding-string ibuffer-eliding-string))
1665 (eql 0 ibuffer-cached-elide-long-columns)
1666 (not (eql ibuffer-cached-elide-long-columns
1667 (with-no-warnings ibuffer-elide-long-columns)))
1668 (and ext-loaded
1669 (not (eq ibuffer-cached-filter-formats
1670 ibuffer-filter-format-alist))
1671 (and ibuffer-filter-format-alist
1672 (null ibuffer-compiled-filter-formats))))
1673 (message "Formats have changed, recompiling...")
1674 (ibuffer-recompile-formats)
1675 (setq ibuffer-cached-formats ibuffer-formats
1676 ibuffer-cached-eliding-string ibuffer-eliding-string
1677 ibuffer-cached-elide-long-columns (with-no-warnings ibuffer-elide-long-columns))
1678 (when ext-loaded
1679 (setq ibuffer-cached-filter-formats ibuffer-filter-format-alist))
1680 (message "Formats have changed, recompiling...done"))))
1682 (defvar ibuffer-inline-columns nil)
1684 (define-ibuffer-column mark (:name " " :inline t)
1685 (string mark))
1687 (define-ibuffer-column read-only (:name "R" :inline t)
1688 (if buffer-read-only
1689 (string ibuffer-read-only-char)
1690 " "))
1692 (define-ibuffer-column modified (:name "M" :inline t)
1693 (if (buffer-modified-p)
1694 (string ibuffer-modified-char)
1695 " "))
1697 (define-ibuffer-column name
1698 (:inline t
1699 :header-mouse-map ibuffer-name-header-map
1700 :props
1701 ('mouse-face 'highlight 'keymap ibuffer-name-map
1702 'ibuffer-name-column t
1703 'help-echo '(if tooltip-mode
1704 "mouse-1: mark this buffer\nmouse-2: select this buffer\nmouse-3: operate on this buffer"
1705 "mouse-1: mark buffer mouse-2: select buffer mouse-3: operate"))
1706 :summarizer
1707 (lambda (strings)
1708 (let ((bufs (length strings)))
1709 (cond ((zerop bufs) "No buffers")
1710 ((= 1 bufs) "1 buffer")
1711 (t (format "%s buffers" bufs))))))
1712 (propertize (buffer-name) 'font-lock-face (ibuffer-buffer-name-face buffer mark)))
1714 (define-ibuffer-column size
1715 (:inline t
1716 :header-mouse-map ibuffer-size-header-map
1717 :summarizer
1718 (lambda (column-strings)
1719 (let ((total 0))
1720 (dolist (string column-strings)
1721 (setq total
1722 ;; like, ewww ...
1723 (+ (float (string-to-number string))
1724 total)))
1725 (format "%.0f" total))))
1726 (format "%s" (buffer-size)))
1728 (define-ibuffer-column mode
1729 (:inline t
1730 :header-mouse-map ibuffer-mode-header-map
1731 :props
1732 ('mouse-face 'highlight
1733 'keymap ibuffer-mode-name-map
1734 'help-echo "mouse-2: filter by this mode"))
1735 (format-mode-line mode-name nil nil (current-buffer)))
1737 (define-ibuffer-column process
1738 (:summarizer
1739 (lambda (strings)
1740 (let ((total (length (delete "" strings))))
1741 (cond ((zerop total) "No processes")
1742 ((= 1 total) "1 process")
1743 (t (format "%d processes" total))))))
1744 (ibuffer-aif (get-buffer-process buffer)
1745 (format "(%s %s)" it (process-status it))
1746 ""))
1748 (define-ibuffer-column filename
1749 (:summarizer
1750 (lambda (strings)
1751 (let ((total (length (delete "" strings))))
1752 (cond ((zerop total) "No files")
1753 ((= 1 total) "1 file")
1754 (t (format "%d files" total))))))
1755 (let ((directory-abbrev-alist ibuffer-directory-abbrev-alist))
1756 (abbreviate-file-name
1757 (or buffer-file-name
1758 (and (boundp 'dired-directory)
1759 (if (stringp dired-directory)
1760 dired-directory
1761 (car dired-directory)))
1762 ""))))
1764 (define-ibuffer-column filename-and-process
1765 (:name "Filename/Process"
1766 :header-mouse-map ibuffer-filename/process-header-map
1767 :summarizer
1768 (lambda (strings)
1769 (setq strings (delete "" strings))
1770 (let ((procs 0)
1771 (files 0))
1772 (dolist (string strings)
1773 (if (string-match "\\(\?:\\`(\[\[:ascii:\]\]\+)\\)" string)
1774 (progn (setq procs (1+ procs))
1775 (if (< (match-end 0) (length string))
1776 (setq files (1+ files))))
1777 (setq files (1+ files))))
1778 (concat (cond ((zerop files) "No files")
1779 ((= 1 files) "1 file")
1780 (t (format "%d files" files)))
1781 ", "
1782 (cond ((zerop procs) "no processes")
1783 ((= 1 procs) "1 process")
1784 (t (format "%d processes" procs)))))))
1785 (let ((proc (get-buffer-process buffer))
1786 (filename (ibuffer-make-column-filename buffer mark)))
1787 (if proc
1788 (concat (propertize (format "(%s %s)" proc (process-status proc))
1789 'font-lock-face 'italic)
1790 (if (> (length filename) 0)
1791 (format " %s" filename)
1792 ""))
1793 filename)))
1795 (defun ibuffer-format-column (str width alignment)
1796 (let ((left (make-string (/ width 2) ?\s))
1797 (right (make-string (- width (/ width 2)) ?\s)))
1798 (case alignment
1799 (:right (concat left right str))
1800 (:center (concat left str right))
1801 (t (concat str left right)))))
1803 (defun ibuffer-buffer-name-face (buf mark)
1804 (cond ((char-equal mark ibuffer-marked-char)
1805 ibuffer-marked-face)
1806 ((char-equal mark ibuffer-deletion-char)
1807 ibuffer-deletion-face)
1809 (let ((level -1)
1810 result)
1811 (dolist (e ibuffer-fontification-alist result)
1812 (when (and (> (car e) level)
1813 (with-current-buffer buf
1814 (eval (nth 1 e))))
1815 (setq level (car e)
1816 result (nth 2 e))))))))
1818 (defun ibuffer-insert-buffer-line (buffer mark format)
1819 "Insert a line describing BUFFER and MARK using FORMAT."
1820 (assert (eq major-mode 'ibuffer-mode))
1821 (let ((beg (point)))
1822 (funcall format buffer mark)
1823 (put-text-property beg (point) 'ibuffer-properties (list buffer mark)))
1824 (insert "\n"))
1826 ;; This function knows a bit too much of the internals. It would be
1827 ;; nice if it was all abstracted away.
1828 (defun ibuffer-redisplay-current ()
1829 (assert (eq major-mode 'ibuffer-mode))
1830 (when (eobp)
1831 (forward-line -1))
1832 (beginning-of-line)
1833 (let ((curformat (mapcar #'ibuffer-expand-format-entry
1834 (ibuffer-current-format t))))
1835 (ibuffer-clear-summary-columns curformat)
1836 (let ((buf (ibuffer-current-buffer)))
1837 (when buf
1838 (let ((mark (ibuffer-current-mark)))
1839 (save-excursion
1840 (delete-region (point) (1+ (line-end-position)))
1841 (ibuffer-insert-buffer-line
1842 buf mark
1843 (ibuffer-current-format)))
1844 (when ibuffer-shrink-to-minimum-size
1845 (ibuffer-shrink-to-fit)))))))
1847 (defun ibuffer-map-on-mark (mark func)
1848 (ibuffer-map-lines
1849 #'(lambda (buf mk)
1850 (if (char-equal mark mk)
1851 (funcall func buf mark)
1852 nil))))
1854 (defun ibuffer-map-lines (function &optional nomodify group)
1855 "Call FUNCTION for each buffer.
1856 Set the ibuffer modification flag unless NOMODIFY is non-nil.
1858 If optional argument GROUP is non-nil, then only call FUNCTION on
1859 buffers in filtering group GROUP.
1861 FUNCTION is called with two arguments:
1862 the buffer object itself and the current mark symbol."
1863 (assert (eq major-mode 'ibuffer-mode))
1864 (ibuffer-forward-line 0)
1865 (let* ((orig-target-line (1+ (count-lines (save-excursion
1866 (goto-char (point-min))
1867 (ibuffer-forward-line 0)
1868 (point))
1869 (point))))
1870 (target-line-offset orig-target-line)
1871 (ibuffer-map-lines-total 0)
1872 (ibuffer-map-lines-count 0))
1873 (unwind-protect
1874 (progn
1875 (setq buffer-read-only nil)
1876 (goto-char (point-min))
1877 (ibuffer-forward-line 0 t)
1878 (while (and (not (eobp))
1879 (not (get-text-property (point) 'ibuffer-summary))
1880 (progn
1881 (ibuffer-forward-line 0 t)
1882 (and (not (eobp))
1883 (not (get-text-property (point) 'ibuffer-summary)))))
1884 (let ((result
1885 (if (buffer-live-p (ibuffer-current-buffer))
1886 (when (or (null group)
1887 (ibuffer-aif (get-text-property (point) 'ibuffer-filter-group)
1888 (equal group it)))
1889 (save-excursion
1890 (funcall function
1891 (ibuffer-current-buffer)
1892 (ibuffer-current-mark))))
1893 ;; Kill the line if the buffer is dead
1894 'kill)))
1895 ;; A given mapping function should return:
1896 ;; `nil' if it chose not to affect the buffer
1897 ;; `kill' means the remove line from the buffer list
1898 ;; `t' otherwise
1899 (incf ibuffer-map-lines-total)
1900 (cond ((null result)
1901 (forward-line 1))
1902 ((eq result 'kill)
1903 (delete-region (line-beginning-position)
1904 (1+ (line-end-position)))
1905 (incf ibuffer-map-lines-count)
1906 (when (< ibuffer-map-lines-total
1907 orig-target-line)
1908 (decf target-line-offset)))
1910 (incf ibuffer-map-lines-count)
1911 (forward-line 1)))))
1912 ibuffer-map-lines-count)
1913 (progn
1914 (setq buffer-read-only t)
1915 (unless nomodify
1916 (set-buffer-modified-p nil))
1917 (goto-char (point-min))
1918 (ibuffer-forward-line 0)
1919 (ibuffer-forward-line (1- target-line-offset))))))
1921 (defun ibuffer-get-marked-buffers ()
1922 "Return a list of buffer objects currently marked."
1923 (delq nil
1924 (mapcar #'(lambda (e)
1925 (when (eq (cdr e) ibuffer-marked-char)
1926 (car e)))
1927 (ibuffer-current-state-list))))
1929 (defun ibuffer-current-state-list (&optional pos)
1930 "Return a list like (BUF . MARK) of all buffers in an ibuffer.
1931 If POS is non-nil, return a list like (BUF MARK POINT), where POINT is
1932 the value of point at the beginning of the line for that buffer."
1933 (let ((ibuffer-current-state-list-tmp '()))
1934 ;; ah, if only we had closures. I bet this will mysteriously
1935 ;; break later. Don't blame me.
1936 (if pos
1937 (ibuffer-map-lines-nomodify
1938 #'(lambda (buf mark)
1939 (when (buffer-live-p buf)
1940 (push (list buf mark (point)) ibuffer-current-state-list-tmp))))
1941 (ibuffer-map-lines-nomodify
1942 #'(lambda (buf mark)
1943 (when (buffer-live-p buf)
1944 (push (cons buf mark) ibuffer-current-state-list-tmp)))))
1945 (nreverse ibuffer-current-state-list-tmp)))
1947 (defun ibuffer-current-buffers-with-marks (curbufs)
1948 "Return a list like (BUF . MARK) of all open buffers."
1949 (let ((bufs (ibuffer-current-state-list)))
1950 (mapcar #'(lambda (buf) (let ((e (assq buf bufs)))
1951 (if e
1953 (cons buf ?\s))))
1954 curbufs)))
1956 (defun ibuffer-buf-matches-predicates (buf predicates)
1957 (let ((hit nil)
1958 (name (buffer-name buf)))
1959 (dolist (pred predicates)
1960 (when (if (stringp pred)
1961 (string-match pred name)
1962 (funcall pred buf))
1963 (setq hit t)))
1964 hit))
1966 (defun ibuffer-filter-buffers (ibuffer-buf last bmarklist all)
1967 (let ((ext-loaded (featurep 'ibuf-ext)))
1968 (delq nil
1969 (mapcar
1970 ;; element should be like (BUFFER . MARK)
1971 #'(lambda (e)
1972 (let* ((buf (car e)))
1973 (when
1974 ;; This takes precedence over anything else
1975 (or (and ibuffer-always-show-last-buffer
1976 (eq last buf))
1977 (funcall (if ext-loaded
1978 #'ibuffer-ext-visible-p
1979 #'ibuffer-visible-p)
1980 buf all ibuffer-buf))
1981 e)))
1982 bmarklist))))
1984 (defun ibuffer-visible-p (buf all &optional ibuffer-buf)
1985 (and (or all
1986 (not
1987 (ibuffer-buf-matches-predicates buf ibuffer-maybe-show-predicates)))
1988 (or ibuffer-view-ibuffer
1989 (and ibuffer-buf
1990 (not (eq ibuffer-buf buf))))))
1992 ;; This function is a special case; it's not defined by
1993 ;; `define-ibuffer-sorter'.
1994 (defun ibuffer-do-sort-by-recency ()
1995 "Sort the buffers by last view time."
1996 (interactive)
1997 (setq ibuffer-sorting-mode 'recency)
1998 (ibuffer-update nil t))
2000 (defun ibuffer-update-format ()
2001 (when (null ibuffer-current-format)
2002 (setq ibuffer-current-format 0))
2003 (when (null ibuffer-formats)
2004 (error "Ibuffer error: no formats!")))
2006 (defun ibuffer-switch-format ()
2007 "Switch the current display format."
2008 (interactive)
2009 (assert (eq major-mode 'ibuffer-mode))
2010 (unless (consp ibuffer-formats)
2011 (error "Ibuffer error: No formats!"))
2012 (setq ibuffer-current-format
2013 (if (>= ibuffer-current-format (1- (length (ibuffer-current-formats nil))))
2015 (1+ ibuffer-current-format)))
2016 (ibuffer-update-format)
2017 (ibuffer-redisplay t))
2019 (defun ibuffer-update-title-and-summary (format)
2020 (assert (eq major-mode 'ibuffer-mode))
2021 ;; Don't do funky font-lock stuff here
2022 (let ((after-change-functions nil))
2023 (if (get-text-property (point-min) 'ibuffer-title)
2024 (delete-region (point-min)
2025 (next-single-property-change
2026 (point-min) 'ibuffer-title)))
2027 (goto-char (point-min))
2028 (add-text-properties
2029 (point)
2030 (progn
2031 (let ((opos (point)))
2032 ;; Insert the title names.
2033 (dolist (element format)
2034 (insert
2035 (if (stringp element)
2036 element
2037 (let ((sym (car element))
2038 (min (cadr element))
2039 ;; (max (caddr element))
2040 (align (cadddr element)))
2041 ;; Ignore a negative min when we're inserting the title
2042 (when (minusp min)
2043 (setq min (- min)))
2044 (let* ((name (or (get sym 'ibuffer-column-name)
2045 (error "Unknown column %s in ibuffer-formats" sym)))
2046 (len (length name))
2047 (hmap (get sym 'header-mouse-map))
2048 (strname (if (< len min)
2049 (ibuffer-format-column name
2050 (- min len)
2051 align)
2052 name)))
2053 (when hmap
2054 (setq
2055 strname
2056 (propertize strname 'mouse-face 'highlight 'keymap hmap)))
2057 strname)))))
2058 (add-text-properties opos (point) `(ibuffer-title-header t))
2059 (insert "\n")
2060 ;; Add the underlines
2061 (let ((str (save-excursion
2062 (forward-line -1)
2063 (beginning-of-line)
2064 (buffer-substring (point) (line-end-position)))))
2065 (apply #'insert (mapcar
2066 #'(lambda (c)
2067 (if (not (or (char-equal c ?\s)
2068 (char-equal c ?\n)))
2070 ?\s))
2071 str)))
2072 (insert "\n"))
2073 (point))
2074 `(ibuffer-title t font-lock-face ,ibuffer-title-face))
2075 ;; Now, insert the summary columns.
2076 (goto-char (point-max))
2077 (if (get-text-property (1- (point-max)) 'ibuffer-summary)
2078 (delete-region (previous-single-property-change
2079 (point-max) 'ibuffer-summary)
2080 (point-max)))
2081 (if ibuffer-display-summary
2082 (add-text-properties
2083 (point)
2084 (progn
2085 (insert "\n")
2086 (dolist (element format)
2087 (insert
2088 (if (stringp element)
2089 (make-string (length element) ?\s)
2090 (let ((sym (car element)))
2091 (let ((min (cadr element))
2092 ;; (max (caddr element))
2093 (align (cadddr element)))
2094 ;; Ignore a negative min when we're inserting the title
2095 (when (minusp min)
2096 (setq min (- min)))
2097 (let* ((summary (if (get sym 'ibuffer-column-summarizer)
2098 (funcall (get sym 'ibuffer-column-summarizer)
2099 (get sym 'ibuffer-column-summary))
2100 (make-string (length (get sym 'ibuffer-column-name))
2101 ?\s)))
2102 (len (length summary)))
2103 (if (< len min)
2104 (ibuffer-format-column summary
2105 (- min len)
2106 align)
2107 summary)))))))
2108 (point))
2109 `(ibuffer-summary t)))))
2112 (defun ibuffer-redisplay (&optional silent)
2113 "Redisplay the current list of buffers.
2114 This does not show new buffers; use `ibuffer-update' for that.
2116 If optional arg SILENT is non-nil, do not display progress messages."
2117 (interactive)
2118 (ibuffer-forward-line 0)
2119 (unless silent
2120 (message "Redisplaying current buffer list..."))
2121 (let ((blist (ibuffer-current-state-list)))
2122 (when (null blist)
2123 (if (and (featurep 'ibuf-ext)
2124 (or ibuffer-filtering-qualifiers ibuffer-hidden-filter-groups))
2125 (message "No buffers! (note: filtering in effect)")
2126 (error "No buffers!")))
2127 (ibuffer-redisplay-engine blist t)
2128 (unless silent
2129 (message "Redisplaying current buffer list...done"))
2130 (ibuffer-forward-line 0)))
2132 (defun ibuffer-update (arg &optional silent)
2133 "Regenerate the list of all buffers.
2135 Prefix arg non-nil means to toggle whether buffers that match
2136 `ibuffer-maybe-show-predicates' should be displayed.
2138 If optional arg SILENT is non-nil, do not display progress messages."
2139 (interactive "P")
2140 (if arg
2141 (setq ibuffer-display-maybe-show-predicates
2142 (not ibuffer-display-maybe-show-predicates)))
2143 (ibuffer-forward-line 0)
2144 (let* ((bufs (buffer-list))
2145 (blist (ibuffer-filter-buffers
2146 (current-buffer)
2147 (if (and
2148 (cadr bufs)
2149 (eq ibuffer-always-show-last-buffer
2150 :nomini)
2151 (minibufferp (cadr bufs)))
2152 (caddr bufs)
2153 (cadr bufs))
2154 (ibuffer-current-buffers-with-marks bufs)
2155 ibuffer-display-maybe-show-predicates)))
2156 (when (null blist)
2157 (if (and (featurep 'ibuf-ext)
2158 ibuffer-filtering-qualifiers)
2159 (message "No buffers! (note: filtering in effect)")
2160 (error "No buffers!")))
2161 (unless silent
2162 (message "Updating buffer list..."))
2163 (ibuffer-redisplay-engine blist arg)
2164 (unless silent
2165 (message "Updating buffer list...done")))
2166 (if (eq ibuffer-shrink-to-minimum-size 'onewindow)
2167 (ibuffer-shrink-to-fit t)
2168 (when ibuffer-shrink-to-minimum-size
2169 (ibuffer-shrink-to-fit)))
2170 (ibuffer-forward-line 0)
2171 ;; I tried to update this automatically from the mode-line-process format,
2172 ;; but changing nil-ness of header-line-format while computing
2173 ;; mode-line-format is asking a bit too much it seems. --Stef
2174 (setq header-line-format
2175 (and ibuffer-use-header-line
2176 ibuffer-filtering-qualifiers
2177 ibuffer-header-line-format)))
2179 (defun ibuffer-sort-bufferlist (bmarklist)
2180 (let* ((sortdat (assq ibuffer-sorting-mode
2181 ibuffer-sorting-functions-alist))
2182 (func (caddr sortdat)))
2183 (let ((result
2184 ;; actually sort the buffers
2185 (if (and sortdat func)
2186 (sort bmarklist func)
2187 bmarklist)))
2188 ;; perhaps reverse the sorted buffer list
2189 (if ibuffer-sorting-reversep
2190 (nreverse result)
2191 result))))
2193 (defun ibuffer-insert-filter-group (name display-name filter-string format bmarklist)
2194 (add-text-properties
2195 (point)
2196 (progn
2197 (insert "[ " display-name " ]")
2198 (point))
2199 `(ibuffer-filter-group-name
2200 ,name
2201 font-lock-face ,ibuffer-filter-group-name-face
2202 keymap ,ibuffer-mode-filter-group-map
2203 mouse-face highlight
2204 help-echo ,(let ((echo '(if tooltip-mode
2205 "mouse-1: toggle marks in this group\nmouse-2: hide/show this filtering group"
2206 "mouse-1: toggle marks mouse-2: hide/show")))
2207 (if (> (length filter-string) 0)
2208 `(concat ,filter-string
2209 (if tooltip-mode "\n" " ")
2210 ,echo)
2211 echo))))
2212 (insert "\n")
2213 (when bmarklist
2214 (put-text-property
2215 (point)
2216 (progn
2217 (dolist (entry bmarklist)
2218 (ibuffer-insert-buffer-line (car entry) (cdr entry) format))
2219 (point))
2220 'ibuffer-filter-group
2221 name)))
2223 (defun ibuffer-redisplay-engine (bmarklist &optional ignore)
2224 (assert (eq major-mode 'ibuffer-mode))
2225 (let* ((--ibuffer-insert-buffers-and-marks-format
2226 (ibuffer-current-format))
2227 (--ibuffer-expanded-format (mapcar #'ibuffer-expand-format-entry
2228 (ibuffer-current-format t)))
2229 (orig (count-lines (point-min) (point)))
2230 ;; Inhibit font-lock caching tricks, since we're modifying the
2231 ;; entire buffer at once
2232 (after-change-functions nil)
2233 (ext-loaded (featurep 'ibuf-ext))
2234 (bgroups (if ext-loaded
2235 (ibuffer-generate-filter-groups bmarklist)
2236 (list (cons "Default" bmarklist)))))
2237 (ibuffer-clear-summary-columns --ibuffer-expanded-format)
2238 (unwind-protect
2239 (progn
2240 (setq buffer-read-only nil)
2241 (erase-buffer)
2242 (ibuffer-update-format)
2243 (dolist (group (nreverse bgroups))
2244 (let* ((name (car group))
2245 (disabled (and ext-loaded
2246 (member name ibuffer-hidden-filter-groups)))
2247 (bmarklist (cdr group)))
2248 (unless (and (null bmarklist)
2249 (not disabled)
2250 ext-loaded
2251 (null ibuffer-show-empty-filter-groups))
2252 (ibuffer-insert-filter-group
2253 name
2254 (if disabled (concat name " ...") name)
2255 (if ext-loaded
2256 (ibuffer-format-filter-group-data name)
2258 --ibuffer-insert-buffers-and-marks-format
2259 (if disabled
2261 (ibuffer-sort-bufferlist bmarklist))))))
2262 (ibuffer-update-title-and-summary --ibuffer-expanded-format))
2263 (setq buffer-read-only t)
2264 (set-buffer-modified-p ibuffer-did-modification)
2265 (setq ibuffer-did-modification nil)
2266 (goto-line (1+ orig)))))
2268 (defun ibuffer-quit ()
2269 "Quit this `ibuffer' session.
2270 Try to restore the previous window configuration if
2271 `ibuffer-restore-window-config-on-quit' is non-nil."
2272 (interactive)
2273 (if ibuffer-restore-window-config-on-quit
2274 (progn
2275 (bury-buffer)
2276 (unless (= (count-windows) 1)
2277 (set-window-configuration ibuffer-prev-window-config)))
2278 (bury-buffer)))
2280 ;;;###autoload
2281 (defun ibuffer-list-buffers (&optional files-only)
2282 "Display a list of buffers, in another window.
2283 If optional argument FILES-ONLY is non-nil, then add a filter for
2284 buffers which are visiting a file."
2285 (interactive "P")
2286 (ibuffer t nil (when files-only
2287 '((filename . ".*"))) t))
2289 ;;;###autoload
2290 (defun ibuffer-other-window (&optional files-only)
2291 "Like `ibuffer', but displayed in another window by default.
2292 If optional argument FILES-ONLY is non-nil, then add a filter for
2293 buffers which are visiting a file."
2294 (interactive "P")
2295 (ibuffer t nil (when files-only
2296 '((filename . ".*")))))
2298 ;;;###autoload
2299 (defun ibuffer (&optional other-window-p name qualifiers noselect
2300 shrink filter-groups formats)
2301 "Begin using Ibuffer to edit a list of buffers.
2302 Type 'h' after entering ibuffer for more information.
2304 All arguments are optional.
2305 OTHER-WINDOW-P says to use another window.
2306 NAME specifies the name of the buffer (defaults to \"*Ibuffer*\").
2307 QUALIFIERS is an initial set of filtering qualifiers to use;
2308 see `ibuffer-filtering-qualifiers'.
2309 NOSELECT means don't select the Ibuffer buffer.
2310 SHRINK means shrink the buffer to minimal size. The special
2311 value `onewindow' means always use another window.
2312 FILTER-GROUPS is an initial set of filtering groups to use;
2313 see `ibuffer-filter-groups'.
2314 FORMATS is the value to use for `ibuffer-formats'.
2315 If specified, then the variable `ibuffer-formats' will have
2316 that value locally in this buffer."
2317 (interactive "P")
2318 (when ibuffer-use-other-window
2319 (setq other-window-p t))
2320 (setq ibuffer-prev-window-config (current-window-configuration))
2321 (let ((buf (get-buffer-create (or name "*Ibuffer*"))))
2322 (if other-window-p
2323 (funcall (if noselect #'(lambda (buf) (display-buffer buf t)) #'pop-to-buffer) buf)
2324 (funcall (if noselect #'display-buffer #'switch-to-buffer) buf))
2325 (with-current-buffer buf
2326 (save-selected-window
2327 ;; We switch to the buffer's window in order to be able
2328 ;; to modify the value of point
2329 (select-window (get-buffer-window buf 0))
2330 (or (eq major-mode 'ibuffer-mode)
2331 (ibuffer-mode))
2332 (setq ibuffer-restore-window-config-on-quit other-window-p)
2333 (when shrink
2334 (setq ibuffer-shrink-to-minimum-size shrink))
2335 (when qualifiers
2336 (require 'ibuf-ext)
2337 (setq ibuffer-filtering-qualifiers qualifiers))
2338 (when filter-groups
2339 (require 'ibuf-ext)
2340 (setq ibuffer-filter-groups filter-groups))
2341 (when formats
2342 (set (make-local-variable 'ibuffer-formats) formats))
2343 (ibuffer-update nil)
2344 ;; Skip the group name by default.
2345 (ibuffer-forward-line 0 t)
2346 (unwind-protect
2347 (progn
2348 (setq buffer-read-only nil)
2349 (run-hooks 'ibuffer-hook))
2350 (setq buffer-read-only t))
2351 (unless ibuffer-expert
2352 (message "Commands: m, u, t, RET, g, k, S, D, Q; q to quit; h for help"))))))
2354 (put 'ibuffer-mode 'mode-class 'special)
2355 (defun ibuffer-mode ()
2356 "A major mode for viewing a list of buffers.
2357 In Ibuffer, you can conveniently perform many operations on the
2358 currently open buffers, in addition to filtering your view to a
2359 particular subset of them, and sorting by various criteria.
2361 Operations on marked buffers:
2363 '\\[ibuffer-do-save]' - Save the marked buffers
2364 '\\[ibuffer-do-view]' - View the marked buffers in this frame.
2365 '\\[ibuffer-do-view-other-frame]' - View the marked buffers in another frame.
2366 '\\[ibuffer-do-revert]' - Revert the marked buffers.
2367 '\\[ibuffer-do-toggle-read-only]' - Toggle read-only state of marked buffers.
2368 '\\[ibuffer-do-delete]' - Kill the marked buffers.
2369 '\\[ibuffer-do-replace-regexp]' - Replace by regexp in each of the marked
2370 buffers.
2371 '\\[ibuffer-do-query-replace]' - Query replace in each of the marked buffers.
2372 '\\[ibuffer-do-query-replace-regexp]' - As above, with a regular expression.
2373 '\\[ibuffer-do-print]' - Print the marked buffers.
2374 '\\[ibuffer-do-occur]' - List lines in all marked buffers which match
2375 a given regexp (like the function `occur').
2376 '\\[ibuffer-do-shell-command-pipe]' - Pipe the contents of the marked
2377 buffers to a shell command.
2378 '\\[ibuffer-do-shell-command-pipe-replace]' - Replace the contents of the marked
2379 buffers with the output of a shell command.
2380 '\\[ibuffer-do-shell-command-file]' - Run a shell command with the
2381 buffer's file as an argument.
2382 '\\[ibuffer-do-eval]' - Evaluate a form in each of the marked buffers. This
2383 is a very flexible command. For example, if you want to make all
2384 of the marked buffers read only, try using (toggle-read-only 1) as
2385 the input form.
2386 '\\[ibuffer-do-view-and-eval]' - As above, but view each buffer while the form
2387 is evaluated.
2388 '\\[ibuffer-do-kill-lines]' - Remove the marked lines from the *Ibuffer* buffer,
2389 but don't kill the associated buffer.
2390 '\\[ibuffer-do-kill-on-deletion-marks]' - Kill all buffers marked for deletion.
2392 Marking commands:
2394 '\\[ibuffer-mark-forward]' - Mark the buffer at point.
2395 '\\[ibuffer-toggle-marks]' - Unmark all currently marked buffers, and mark
2396 all unmarked buffers.
2397 '\\[ibuffer-unmark-forward]' - Unmark the buffer at point.
2398 '\\[ibuffer-unmark-backward]' - Unmark the buffer at point, and move to the
2399 previous line.
2400 '\\[ibuffer-unmark-all]' - Unmark all marked buffers.
2401 '\\[ibuffer-mark-by-mode]' - Mark buffers by major mode.
2402 '\\[ibuffer-mark-unsaved-buffers]' - Mark all \"unsaved\" buffers.
2403 This means that the buffer is modified, and has an associated file.
2404 '\\[ibuffer-mark-modified-buffers]' - Mark all modified buffers,
2405 regardless of whether or not they have an associated file.
2406 '\\[ibuffer-mark-special-buffers]' - Mark all buffers whose name begins and
2407 ends with '*'.
2408 '\\[ibuffer-mark-dissociated-buffers]' - Mark all buffers which have
2409 an associated file, but that file doesn't currently exist.
2410 '\\[ibuffer-mark-read-only-buffers]' - Mark all read-only buffers.
2411 '\\[ibuffer-mark-dired-buffers]' - Mark buffers in `dired' mode.
2412 '\\[ibuffer-mark-help-buffers]' - Mark buffers in `help-mode', `apropos-mode', etc.
2413 '\\[ibuffer-mark-old-buffers]' - Mark buffers older than `ibuffer-old-time'.
2414 '\\[ibuffer-mark-for-delete]' - Mark the buffer at point for deletion.
2415 '\\[ibuffer-mark-by-name-regexp]' - Mark buffers by their name, using a regexp.
2416 '\\[ibuffer-mark-by-mode-regexp]' - Mark buffers by their major mode, using a regexp.
2417 '\\[ibuffer-mark-by-file-name-regexp]' - Mark buffers by their filename, using a regexp.
2419 Filtering commands:
2421 '\\[ibuffer-filter-by-mode]' - Add a filter by major mode.
2422 '\\[ibuffer-filter-by-used-mode]' - Add a filter by major mode now in use.
2423 '\\[ibuffer-filter-by-name]' - Add a filter by buffer name.
2424 '\\[ibuffer-filter-by-content]' - Add a filter by buffer content.
2425 '\\[ibuffer-filter-by-filename]' - Add a filter by filename.
2426 '\\[ibuffer-filter-by-size-gt]' - Add a filter by buffer size.
2427 '\\[ibuffer-filter-by-size-lt]' - Add a filter by buffer size.
2428 '\\[ibuffer-filter-by-predicate]' - Add a filter by an arbitrary Lisp predicate.
2429 '\\[ibuffer-save-filters]' - Save the current filters with a name.
2430 '\\[ibuffer-switch-to-saved-filters]' - Switch to previously saved filters.
2431 '\\[ibuffer-add-saved-filters]' - Add saved filters to current filters.
2432 '\\[ibuffer-or-filter]' - Replace the top two filters with their logical OR.
2433 '\\[ibuffer-pop-filter]' - Remove the top filter.
2434 '\\[ibuffer-negate-filter]' - Invert the logical sense of the top filter.
2435 '\\[ibuffer-decompose-filter]' - Break down the topmost filter.
2436 '\\[ibuffer-filter-disable]' - Remove all filtering currently in effect.
2438 Filter group commands:
2440 '\\[ibuffer-filters-to-filter-group]' - Create filter group from filters.
2441 '\\[ibuffer-pop-filter-group]' - Remove top filter group.
2442 '\\[ibuffer-forward-filter-group]' - Move to the next filter group.
2443 '\\[ibuffer-backward-filter-group]' - Move to the previous filter group.
2444 '\\[ibuffer-clear-filter-groups]' - Remove all active filter groups.
2445 '\\[ibuffer-save-filter-groups]' - Save the current groups with a name.
2446 '\\[ibuffer-switch-to-saved-filter-groups]' - Restore previously saved groups.
2447 '\\[ibuffer-delete-saved-filter-groups]' - Delete previously saved groups.
2449 Sorting commands:
2451 '\\[ibuffer-toggle-sorting-mode]' - Rotate between the various sorting modes.
2452 '\\[ibuffer-invert-sorting]' - Reverse the current sorting order.
2453 '\\[ibuffer-do-sort-by-alphabetic]' - Sort the buffers lexicographically.
2454 '\\[ibuffer-do-sort-by-filename/process]' - Sort the buffers by the file name.
2455 '\\[ibuffer-do-sort-by-recency]' - Sort the buffers by last viewing time.
2456 '\\[ibuffer-do-sort-by-size]' - Sort the buffers by size.
2457 '\\[ibuffer-do-sort-by-major-mode]' - Sort the buffers by major mode.
2459 Other commands:
2461 '\\[ibuffer-update]' - Regenerate the list of all buffers.
2462 Prefix arg means to toggle whether buffers that match
2463 `ibuffer-maybe-show-predicates' should be displayed.
2465 '\\[ibuffer-switch-format]' - Change the current display format.
2466 '\\[forward-line]' - Move point to the next line.
2467 '\\[previous-line]' - Move point to the previous line.
2468 '\\[ibuffer-quit]' - Bury the Ibuffer buffer.
2469 '\\[describe-mode]' - This help.
2470 '\\[ibuffer-diff-with-file]' - View the differences between this buffer
2471 and its associated file.
2472 '\\[ibuffer-visit-buffer]' - View the buffer on this line.
2473 '\\[ibuffer-visit-buffer-other-window]' - As above, but in another window.
2474 '\\[ibuffer-visit-buffer-other-window-noselect]' - As both above, but don't select
2475 the new window.
2476 '\\[ibuffer-bury-buffer]' - Bury (not kill!) the buffer on this line.
2478 ** Information on Filtering:
2480 You can filter your ibuffer view via different critera. Each Ibuffer
2481 buffer has its own stack of active filters. For example, suppose you
2482 are working on an Emacs Lisp project. You can create an Ibuffer
2483 buffer displays buffers in just `emacs-lisp' modes via
2484 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET'. In this case, there
2485 is just one entry on the filtering stack.
2487 You can also combine filters. The various filtering commands push a
2488 new filter onto the stack, and the filters combine to show just
2489 buffers which satisfy ALL criteria on the stack. For example, suppose
2490 you only want to see buffers in `emacs-lisp' mode, whose names begin
2491 with \"gnus\". You can accomplish this via:
2492 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET
2493 \\[ibuffer-filter-by-name] ^gnus RET'.
2495 Additionally, you can OR the top two filters together with
2496 '\\[ibuffer-or-filters]'. To see all buffers in either
2497 `emacs-lisp-mode' or `lisp-interaction-mode', type:
2499 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filter-by-mode] lisp-interaction-mode RET \\[ibuffer-or-filters]'.
2501 Filters can also be saved and restored using mnemonic names: see the
2502 functions `ibuffer-save-filters' and `ibuffer-switch-to-saved-filters'.
2504 To remove the top filter on the stack, use '\\[ibuffer-pop-filter]', and
2505 to disable all filtering currently in effect, use
2506 '\\[ibuffer-filter-disable]'.
2508 ** Filter Groups:
2510 Once one has mastered filters, the next logical step up is \"filter
2511 groups\". A filter group is basically a named group of buffers which
2512 match a filter, which are displayed together in an Ibuffer buffer. To
2513 create a filter group, simply use the regular functions to create a
2514 filter, and then type '\\[ibuffer-filters-to-filter-group]'.
2516 A quick example will make things clearer. Suppose that one wants to
2517 group all of one's Emacs Lisp buffers together. To do this, type
2519 '\\[ibuffer-filter-by-mode] emacs-lisp-mode RET \\[ibuffer-filters-to-filter-group] RET emacs lisp buffers RET'
2521 You may, of course, name the group whatever you want; it doesn't have
2522 to be \"emacs lisp buffers\". Filter groups may be composed of any
2523 arbitrary combination of filters.
2525 Just like filters themselves, filter groups act as a stack. Buffers
2526 will not be displayed multiple times if they would be included in
2527 multiple filter groups; instead, the first filter group is used. The
2528 filter groups are displayed in this order of precedence.
2530 You may rearrange filter groups by using the regular
2531 '\\[ibuffer-kill-line]' and '\\[ibuffer-yank]' pair. Yanked groups
2532 will be inserted before the group at point."
2533 (kill-all-local-variables)
2534 (use-local-map ibuffer-mode-map)
2535 (setq major-mode 'ibuffer-mode)
2536 (setq mode-name "Ibuffer")
2537 ;; Include state info next to the mode name.
2538 (set (make-local-variable 'mode-line-process)
2539 '(" by "
2540 (ibuffer-sorting-mode (:eval (symbol-name ibuffer-sorting-mode))
2541 "view time")
2542 (ibuffer-sorting-reversep " [rev]")
2543 (ibuffer-auto-mode " (Auto)")
2544 ;; Only list the filters if they're not already in the header-line.
2545 (header-line-format
2547 (:eval (if (functionp 'ibuffer-format-qualifier)
2548 (mapconcat 'ibuffer-format-qualifier
2549 ibuffer-filtering-qualifiers ""))))))
2550 ;; `ibuffer-update' puts this on header-line-format when needed.
2551 (setq ibuffer-header-line-format
2552 ;; Display the part that won't be in the mode-line.
2553 (list* "" mode-name
2554 (mapcar (lambda (elem)
2555 (if (eq (car-safe elem) 'header-line-format)
2556 (nth 2 elem) elem))
2557 mode-line-process)))
2559 (setq buffer-read-only t)
2560 (buffer-disable-undo)
2561 (setq truncate-lines ibuffer-truncate-lines)
2562 ;; This makes things less ugly for Emacs 21 users with a non-nil
2563 ;; `show-trailing-whitespace'.
2564 (setq show-trailing-whitespace nil)
2565 ;; disable `show-paren-mode' buffer-locally
2566 (if (bound-and-true-p show-paren-mode)
2567 (set (make-local-variable 'show-paren-mode) nil))
2568 (set (make-local-variable 'revert-buffer-function)
2569 #'ibuffer-update)
2570 (set (make-local-variable 'ibuffer-sorting-mode)
2571 ibuffer-default-sorting-mode)
2572 (set (make-local-variable 'ibuffer-sorting-reversep)
2573 ibuffer-default-sorting-reversep)
2574 (set (make-local-variable 'ibuffer-shrink-to-minimum-size)
2575 ibuffer-default-shrink-to-minimum-size)
2576 (set (make-local-variable 'ibuffer-display-maybe-show-predicates)
2577 ibuffer-default-display-maybe-show-predicates)
2578 (set (make-local-variable 'ibuffer-filtering-qualifiers) nil)
2579 (set (make-local-variable 'ibuffer-filter-groups) nil)
2580 (set (make-local-variable 'ibuffer-filter-group-kill-ring) nil)
2581 (set (make-local-variable 'ibuffer-hidden-filter-groups) nil)
2582 (set (make-local-variable 'ibuffer-compiled-formats) nil)
2583 (set (make-local-variable 'ibuffer-cached-formats) nil)
2584 (set (make-local-variable 'ibuffer-cached-eliding-string) nil)
2585 (set (make-local-variable 'ibuffer-cached-elide-long-columns) nil)
2586 (set (make-local-variable 'ibuffer-current-format) nil)
2587 (set (make-local-variable 'ibuffer-restore-window-config-on-quit) nil)
2588 (set (make-local-variable 'ibuffer-did-modification) nil)
2589 (set (make-local-variable 'ibuffer-tmp-hide-regexps) nil)
2590 (set (make-local-variable 'ibuffer-tmp-show-regexps) nil)
2591 (define-key ibuffer-mode-map [menu-bar edit] 'undefined)
2592 (define-key ibuffer-mode-map [menu-bar operate] (cons "Operate" ibuffer-mode-operate-map))
2593 (ibuffer-update-format)
2594 (when ibuffer-default-directory
2595 (setq default-directory ibuffer-default-directory))
2596 (add-hook 'change-major-mode-hook 'font-lock-defontify nil t)
2597 (run-mode-hooks 'ibuffer-mode-hook))
2599 (provide 'ibuffer)
2601 (run-hooks 'ibuffer-load-hook)
2603 ;; Local Variables:
2604 ;; coding: iso-8859-1
2605 ;; End:
2607 ;; arch-tag: 72581688-0603-4954-b8cf-837c700f62e8
2608 ;;; ibuffer.el ends here