Remove time-stamp.
[bpt/emacs.git] / lisp / ibuf-ext.el
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4e4a724c 1;;; ibuf-ext.el --- extensions for ibuffer
25d2f683 2
0d30b337 3;; Copyright (C) 2000, 2001, 2002, 2003, 2004,
d7a0267c 4;; 2005, 2006, 2007 Free Software Foundation, Inc.
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5
6;; Author: Colin Walters <walters@verbum.org>
4e4a724c 7;; Maintainer: John Paul Wallington <jpw@gnu.org>
25d2f683 8;; Created: 2 Dec 2001
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9;; Keywords: buffer, convenience
10
365e1cfb 11;; This file is part of GNU Emacs.
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12
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
b4aa6026 15;; published by the Free Software Foundation; either version 3, or (at
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16;; your option) any later version.
17
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.
22
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
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25;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
26;; Boston, MA 02110-1301, USA.
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27
28;;; Commentary:
29
30;; These functions should be automatically loaded when called, but you
31;; can explicity (require 'ibuf-ext) in your ~/.emacs to have them
32;; preloaded.
33
34;;; Code:
35
36(require 'ibuffer)
37
38(eval-when-compile
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39 (require 'ibuf-macs)
40 (require 'cl))
41
42;;; Utility functions
43(defun ibuffer-delete-alist (key alist)
44 "Delete all entries in ALIST that have a key equal to KEY."
45 (let (entry)
46 (while (setq entry (assoc key alist))
47 (setq alist (delete entry alist)))
48 alist))
49
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50;; borrowed from Gnus
51(defun ibuffer-remove-duplicates (list)
52 "Return a copy of LIST with duplicate elements removed."
53 (let ((new nil)
54 (tail list))
55 (while tail
56 (or (member (car tail) new)
57 (setq new (cons (car tail) new)))
58 (setq tail (cdr tail)))
59 (nreverse new)))
60
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61(defun ibuffer-split-list (ibuffer-split-list-fn ibuffer-split-list-elts)
62 (let ((hip-crowd nil)
63 (lamers nil))
64 (dolist (ibuffer-split-list-elt ibuffer-split-list-elts)
4e4a724c 65 (if (funcall ibuffer-split-list-fn ibuffer-split-list-elt)
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66 (push ibuffer-split-list-elt hip-crowd)
67 (push ibuffer-split-list-elt lamers)))
68 ;; Too bad Emacs Lisp doesn't have multiple values.
69 (list (nreverse hip-crowd) (nreverse lamers))))
70
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71(defcustom ibuffer-never-show-predicates nil
72 "A list of predicates (a regexp or function) for buffers not to display.
73If a regexp, then it will be matched against the buffer's name.
74If a function, it will be called with the buffer as an argument, and
75should return non-nil if this buffer should not be shown."
76 :type '(repeat (choice regexp function))
da63ece4 77 :require 'ibuf-ext
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78 :group 'ibuffer)
79
80(defcustom ibuffer-always-show-predicates nil
81 "A list of predicates (a regexp or function) for buffers to always display.
82If a regexp, then it will be matched against the buffer's name.
83If a function, it will be called with the buffer as an argument, and
84should return non-nil if this buffer should be shown.
85Note that buffers matching one of these predicates will be shown
86regardless of any active filters in this buffer."
87 :type '(repeat (choice regexp function))
88 :group 'ibuffer)
89
90(defvar ibuffer-tmp-hide-regexps nil
91 "A list of regexps which should match buffer names to not show.")
71296446 92
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93(defvar ibuffer-tmp-show-regexps nil
94 "A list of regexps which should match buffer names to always show.")
95
96(defvar ibuffer-auto-mode nil
97 "If non-nil, Ibuffer auto-mode should be enabled for this buffer.
98Do not set this variable directly! Use the function
99`ibuffer-auto-mode' instead.")
100
101(defvar ibuffer-auto-buffers-changed nil)
102
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103(defcustom ibuffer-saved-filters '(("gnus"
104 ((or (mode . message-mode)
105 (mode . mail-mode)
106 (mode . gnus-group-mode)
4e4a724c 107 (mode . gnus-summary-mode)
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108 (mode . gnus-article-mode))))
109 ("programming"
110 ((or (mode . emacs-lisp-mode)
111 (mode . cperl-mode)
112 (mode . c-mode)
4e4a724c 113 (mode . java-mode)
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114 (mode . idl-mode)
115 (mode . lisp-mode)))))
71296446 116
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117 "An alist of filter qualifiers to switch between.
118
119This variable should look like ((\"STRING\" QUALIFIERS)
120 (\"STRING\" QUALIFIERS) ...), where
121QUALIFIERS is a list of the same form as
122`ibuffer-filtering-qualifiers'.
123See also the variables `ibuffer-filtering-qualifiers',
124`ibuffer-filtering-alist', and the functions
125`ibuffer-switch-to-saved-filters', `ibuffer-save-filters'."
126 :type '(repeat sexp)
127 :group 'ibuffer)
128
129(defvar ibuffer-filtering-qualifiers nil
130 "A list like (SYMBOL . QUALIFIER) which filters the current buffer list.
131See also `ibuffer-filtering-alist'.")
132
133;; This is now frobbed by `define-ibuffer-filter'.
134(defvar ibuffer-filtering-alist nil
135 "An alist of (SYMBOL DESCRIPTION FUNCTION) which describes a filter.
136
137You most likely do not want to modify this variable directly; see
138`define-ibuffer-filter'.
139
140SYMBOL is the symbolic name of the filter. DESCRIPTION is used when
141displaying information to the user. FUNCTION is given a buffer and
142the value of the qualifier, and returns non-nil if and only if the
143buffer should be displayed.")
144
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145(defcustom ibuffer-filter-format-alist nil
146 "An alist which has special formats used when a filter is active.
147The contents of this variable should look like:
148 ((FILTER (FORMAT FORMAT ...)) (FILTER (FORMAT FORMAT ...)) ...)
149
150For example, suppose that when you add a filter for buffers whose
151major mode is `emacs-lisp-mode', you only want to see the mark and the
152name of the buffer. You could accomplish that by adding:
153 (mode ((mark \" \" name)))
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154to this variable."
155 :type '(repeat (list :tag "Association" (symbol :tag "Filter")
156 (list :tag "Formats" (repeat (sexp :tag "Format")))))
157 :group 'ibuffer)
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158
159(defvar ibuffer-cached-filter-formats nil)
4e4a724c 160(defvar ibuffer-compiled-filter-formats nil)
d98be487 161
05276226 162(defvar ibuffer-filter-groups nil
365e1cfb 163 "A list like ((\"NAME\" ((SYMBOL . QUALIFIER) ...) ...) which groups buffers.
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164The SYMBOL should be one from `ibuffer-filtering-alist'.
165The QUALIFIER should be the same as QUALIFIER in
166`ibuffer-filtering-qualifiers'.")
167
168(defcustom ibuffer-show-empty-filter-groups t
169 "If non-nil, then show the names of filter groups which are empty."
170 :type 'boolean
171 :group 'ibuffer)
172
fece59b8 173(defcustom ibuffer-saved-filter-groups nil
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174 "An alist of filtering groups to switch between.
175
176This variable should look like ((\"STRING\" QUALIFIERS)
177 (\"STRING\" QUALIFIERS) ...), where
178QUALIFIERS is a list of the same form as
179`ibuffer-filtering-qualifiers'.
180
181See also the variables `ibuffer-filter-groups',
182`ibuffer-filtering-qualifiers', `ibuffer-filtering-alist', and the
183functions `ibuffer-switch-to-saved-filter-group',
184`ibuffer-save-filter-group'."
185 :type '(repeat sexp)
186 :group 'ibuffer)
365e1cfb 187
05276226 188(defvar ibuffer-hidden-filter-groups nil
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189 "A list of filtering groups which are currently hidden.")
190
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191(defvar ibuffer-filter-group-kill-ring nil)
192
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193(defcustom ibuffer-old-time 72
194 "The number of hours before a buffer is considered \"old\"."
195 :type '(choice (const :tag "72 hours (3 days)" 72)
196 (const :tag "48 hours (2 days)" 48)
197 (const :tag "24 hours (1 day)" 24)
198 (integer :tag "hours"))
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199 :group 'ibuffer)
200
201(defcustom ibuffer-save-with-custom t
202 "If non-nil, then use Custom to save interactively changed variables.
05276226 203Currently, this only applies to `ibuffer-saved-filters' and
36a579c1 204`ibuffer-saved-filter-groups'."
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205 :type 'boolean
206 :group 'ibuffer)
207
208(defun ibuffer-ext-visible-p (buf all &optional ibuffer-buf)
209 (or
210 (ibuffer-buf-matches-predicates buf ibuffer-tmp-show-regexps)
211 (and (not
212 (or
213 (ibuffer-buf-matches-predicates buf ibuffer-tmp-hide-regexps)
214 (ibuffer-buf-matches-predicates buf ibuffer-never-show-predicates)))
215 (or all
216 (not
217 (ibuffer-buf-matches-predicates buf ibuffer-maybe-show-predicates)))
218 (or ibuffer-view-ibuffer
4e4a724c 219 (and ibuffer-buf
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220 (not (eq ibuffer-buf buf))))
221 (or
222 (ibuffer-included-in-filters-p buf ibuffer-filtering-qualifiers)
223 (ibuffer-buf-matches-predicates buf ibuffer-always-show-predicates)))))
224
225(defun ibuffer-auto-update-changed ()
f215a1b4 226 (when (frame-or-buffer-changed-p 'ibuffer-auto-buffers-changed)
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227 (mapcar #'(lambda (buf)
228 (ignore-errors
229 (with-current-buffer buf
230 (when (and ibuffer-auto-mode
231 (eq major-mode 'ibuffer-mode))
232 (ibuffer-update nil t)))))
233 (buffer-list))))
234
235;;;###autoload
236(defun ibuffer-auto-mode (&optional arg)
237 "Toggle use of Ibuffer's auto-update facility.
238With numeric ARG, enable auto-update if and only if ARG is positive."
239 (interactive)
240 (unless (eq major-mode 'ibuffer-mode)
241 (error "This buffer is not in Ibuffer mode"))
242 (set (make-local-variable 'ibuffer-auto-mode)
243 (if arg
244 (plusp arg)
245 (not ibuffer-auto-mode)))
f215a1b4 246 (frame-or-buffer-changed-p 'ibuffer-auto-buffers-changed)
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247 (add-hook 'post-command-hook 'ibuffer-auto-update-changed)
248 (ibuffer-update-mode-name))
249
250;;;###autoload
251(defun ibuffer-mouse-filter-by-mode (event)
252 "Enable or disable filtering by the major mode chosen via mouse."
253 (interactive "e")
254 (ibuffer-interactive-filter-by-mode event))
255
256;;;###autoload
257(defun ibuffer-interactive-filter-by-mode (event-or-point)
258 "Enable or disable filtering by the major mode at point."
259 (interactive "d")
260 (if (eventp event-or-point)
1617bc07 261 (posn-set-point (event-end event-or-point))
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262 (goto-char event-or-point))
263 (let ((buf (ibuffer-current-buffer)))
264 (if (assq 'mode ibuffer-filtering-qualifiers)
265 (setq ibuffer-filtering-qualifiers
266 (ibuffer-delete-alist 'mode ibuffer-filtering-qualifiers))
4e4a724c 267 (ibuffer-push-filter (cons 'mode
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268 (with-current-buffer buf
269 major-mode)))))
270 (ibuffer-update nil t))
271
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272;;;###autoload
273(defun ibuffer-mouse-toggle-filter-group (event)
274 "Toggle the display status of the filter group chosen with the mouse."
275 (interactive "e")
276 (ibuffer-toggle-filter-group-1 (save-excursion
277 (mouse-set-point event)
278 (point))))
279
280;;;###autoload
281(defun ibuffer-toggle-filter-group ()
282 "Toggle the display status of the filter group on this line."
4e4a724c 283 (interactive)
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284 (ibuffer-toggle-filter-group-1 (point)))
285
4e4a724c 286(defun ibuffer-toggle-filter-group-1 (posn)
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287 (let ((name (get-text-property posn 'ibuffer-filter-group-name)))
288 (unless (stringp name)
289 (error "No filtering group name present"))
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290 (if (member name ibuffer-hidden-filter-groups)
291 (setq ibuffer-hidden-filter-groups
292 (delete name ibuffer-hidden-filter-groups))
293 (push name ibuffer-hidden-filter-groups))
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294 (ibuffer-update nil t)))
295
296;;;###autoload
297(defun ibuffer-forward-filter-group (&optional count)
298 "Move point forwards by COUNT filtering groups."
299 (interactive "P")
300 (unless count
301 (setq count 1))
302 (when (> count 0)
303 (when (get-text-property (point) 'ibuffer-filter-group-name)
304 (goto-char (next-single-property-change
305 (point) 'ibuffer-filter-group-name
306 nil (point-max))))
307 (goto-char (next-single-property-change
308 (point) 'ibuffer-filter-group-name
309 nil (point-max)))
310 (ibuffer-forward-filter-group (1- count)))
311 (ibuffer-forward-line 0))
312
313;;;###autoload
314(defun ibuffer-backward-filter-group (&optional count)
315 "Move point backwards by COUNT filtering groups."
316 (interactive "P")
317 (unless count
318 (setq count 1))
319 (when (> count 0)
320 (when (get-text-property (point) 'ibuffer-filter-group-name)
321 (goto-char (previous-single-property-change
322 (point) 'ibuffer-filter-group-name
323 nil (point-min))))
324 (goto-char (previous-single-property-change
325 (point) 'ibuffer-filter-group-name
326 nil (point-min)))
327 (ibuffer-backward-filter-group (1- count)))
328 (when (= (point) (point-min))
329 (goto-char (point-max))
330 (ibuffer-backward-filter-group 1))
331 (ibuffer-forward-line 0))
332
4fe3f297 333;;;###autoload (autoload 'ibuffer-do-shell-command-pipe "ibuf-ext")
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334(define-ibuffer-op shell-command-pipe (command)
335 "Pipe the contents of each marked buffer to shell command COMMAND."
336 (:interactive "sPipe to shell command: "
337 :opstring "Shell command executed on"
338 :modifier-p nil)
339 (shell-command-on-region
340 (point-min) (point-max) command
341 (get-buffer-create "* ibuffer-shell-output*")))
342
4fe3f297 343;;;###autoload (autoload 'ibuffer-do-shell-command-pipe-replace "ibuf-ext")
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344(define-ibuffer-op shell-command-pipe-replace (command)
345 "Replace the contents of marked buffers with output of pipe to COMMAND."
346 (:interactive "sPipe to shell command (replace): "
347 :opstring "Buffer contents replaced in"
348 :active-opstring "replace buffer contents in"
349 :dangerous t
350 :modifier-p t)
351 (with-current-buffer buf
352 (shell-command-on-region (point-min) (point-max)
353 command nil t)))
354
4fe3f297 355;;;###autoload (autoload 'ibuffer-do-shell-command-file "ibuf-ext")
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356(define-ibuffer-op shell-command-file (command)
357 "Run shell command COMMAND separately on files of marked buffers."
358 (:interactive "sShell command on buffer's file: "
359 :opstring "Shell command executed on"
360 :modifier-p nil)
361 (shell-command (concat command " "
362 (shell-quote-argument
363 (if buffer-file-name
364 buffer-file-name
365 (make-temp-file
366 (substring (buffer-name) 0 (min 10 (length (buffer-name))))))))))
365e1cfb 367
4fe3f297 368;;;###autoload (autoload 'ibuffer-do-eval "ibuf-ext")
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369(define-ibuffer-op eval (form)
370 "Evaluate FORM in each of the buffers.
371Does not display the buffer during evaluation. See
372`ibuffer-do-view-and-eval' for that."
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373 (:interactive
374 (list
375 (read-from-minibuffer
376 "Eval in buffers (form): "
377 nil read-expression-map t 'read-expression-history))
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378 :opstring "evaluated in"
379 :modifier-p :maybe)
380 (eval form))
381
4fe3f297 382;;;###autoload (autoload 'ibuffer-do-view-and-eval "ibuf-ext")
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383(define-ibuffer-op view-and-eval (form)
384 "Evaluate FORM while displaying each of the marked buffers.
385To evaluate a form without viewing the buffer, see `ibuffer-do-eval'."
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386 (:interactive
387 (list
388 (read-from-minibuffer
389 "Eval viewing in buffers (form): "
390 nil read-expression-map t 'read-expression-history))
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391 :opstring "evaluated in"
392 :complex t
393 :modifier-p :maybe)
394 (let ((ibuffer-buf (current-buffer)))
395 (unwind-protect
396 (progn
397 (switch-to-buffer buf)
398 (eval form))
399 (switch-to-buffer ibuffer-buf))))
400
4fe3f297 401;;;###autoload (autoload 'ibuffer-do-rename-uniquely "ibuf-ext")
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402(define-ibuffer-op rename-uniquely ()
403 "Rename marked buffers as with `rename-uniquely'."
404 (:opstring "renamed"
405 :modifier-p t)
406 (rename-uniquely))
407
4fe3f297 408;;;###autoload (autoload 'ibuffer-do-revert "ibuf-ext")
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409(define-ibuffer-op revert ()
410 "Revert marked buffers as with `revert-buffer'."
411 (:dangerous t
412 :opstring "reverted"
413 :active-opstring "revert"
414 :modifier-p :maybe)
415 (revert-buffer t t))
416
4fe3f297 417;;;###autoload (autoload 'ibuffer-do-replace-regexp "ibuf-ext")
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418(define-ibuffer-op replace-regexp (from-str to-str)
419 "Perform a `replace-regexp' in marked buffers."
420 (:interactive
421 (let* ((from-str (read-from-minibuffer "Replace regexp: "))
422 (to-str (read-from-minibuffer (concat "Replace " from-str
423 " with: "))))
424 (list from-str to-str))
425 :opstring "replaced in"
426 :complex t
427 :modifier-p :maybe)
428 (save-window-excursion
429 (switch-to-buffer buf)
430 (save-excursion
431 (goto-char (point-min))
432 (let ((case-fold-search ibuffer-case-fold-search))
433 (while (re-search-forward from-str nil t)
434 (replace-match to-str))))
435 t))
436
4fe3f297 437;;;###autoload (autoload 'ibuffer-do-query-replace "ibuf-ext")
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438(define-ibuffer-op query-replace (&rest args)
439 "Perform a `query-replace' in marked buffers."
440 (:interactive
193f8525 441 (query-replace-read-args "Query replace" t t)
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442 :opstring "replaced in"
443 :complex t
444 :modifier-p :maybe)
445 (save-window-excursion
446 (switch-to-buffer buf)
447 (save-excursion
448 (let ((case-fold-search ibuffer-case-fold-search))
449 (goto-char (point-min))
450 (apply #'query-replace args)))
451 t))
452
4fe3f297 453;;;###autoload (autoload 'ibuffer-do-query-replace-regexp "ibuf-ext")
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454(define-ibuffer-op query-replace-regexp (&rest args)
455 "Perform a `query-replace-regexp' in marked buffers."
456 (:interactive
193f8525 457 (query-replace-read-args "Query replace regexp" t t)
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458 :opstring "replaced in"
459 :complex t
460 :modifier-p :maybe)
461 (save-window-excursion
462 (switch-to-buffer buf)
463 (save-excursion
464 (let ((case-fold-search ibuffer-case-fold-search))
465 (goto-char (point-min))
466 (apply #'query-replace-regexp args)))
467 t))
468
4fe3f297 469;;;###autoload (autoload 'ibuffer-do-print "ibuf-ext")
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470(define-ibuffer-op print ()
471 "Print marked buffers as with `print-buffer'."
472 (:opstring "printed"
473 :modifier-p nil)
474 (print-buffer))
475
476;;;###autoload
477(defun ibuffer-included-in-filters-p (buf filters)
478 (not
479 (memq nil ;; a filter will return nil if it failed
480 (mapcar
481 ;; filter should be like (TYPE . QUALIFIER), or
482 ;; (or (TYPE . QUALIFIER) (TYPE . QUALIFIER) ...)
483 #'(lambda (qual)
484 (ibuffer-included-in-filter-p buf qual))
485 filters))))
486
487(defun ibuffer-included-in-filter-p (buf filter)
488 (if (eq (car filter) 'not)
489 (not (ibuffer-included-in-filter-p-1 buf (cdr filter)))
490 (ibuffer-included-in-filter-p-1 buf filter)))
491
492(defun ibuffer-included-in-filter-p-1 (buf filter)
493 (not
494 (not
495 (case (car filter)
496 (or
497 (memq t (mapcar #'(lambda (x)
498 (ibuffer-included-in-filter-p buf x))
499 (cdr filter))))
500 (saved
501 (let ((data
502 (assoc (cdr filter)
503 ibuffer-saved-filters)))
504 (unless data
505 (ibuffer-filter-disable)
506 (error "Unknown saved filter %s" (cdr filter)))
507 (ibuffer-included-in-filters-p buf (cadr data))))
508 (t
509 (let ((filterdat (assq (car filter)
510 ibuffer-filtering-alist)))
511 ;; filterdat should be like (TYPE DESCRIPTION FUNC)
512 ;; just a sanity check
513 (unless filterdat
514 (ibuffer-filter-disable)
515 (error "Undefined filter %s" (car filter)))
516 (not
517 (not
518 (funcall (caddr filterdat)
519 buf
520 (cdr filter))))))))))
521
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522(defun ibuffer-generate-filter-groups (bmarklist &optional noempty nodefault)
523 (let ((filter-group-alist (if nodefault
524 ibuffer-filter-groups
525 (append ibuffer-filter-groups
526 (list (cons "Default" nil))))))
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527;; (dolist (hidden ibuffer-hidden-filter-groups)
528;; (setq filter-group-alist (ibuffer-delete-alist
529;; hidden filter-group-alist)))
530 (let ((vec (make-vector (length filter-group-alist) nil))
365e1cfb 531 (i 0))
05276226 532 (dolist (filtergroup filter-group-alist)
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533 (let ((filterset (cdr filtergroup)))
534 (multiple-value-bind (hip-crowd lamers)
535 (ibuffer-split-list (lambda (bufmark)
536 (ibuffer-included-in-filters-p (car bufmark)
537 filterset))
538 bmarklist)
539 (aset vec i hip-crowd)
540 (incf i)
541 (setq bmarklist lamers))))
fde057aa 542 (let (ret)
365e1cfb 543 (dotimes (j i ret)
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544 (let ((bufs (aref vec j)))
545 (unless (and noempty (null bufs))
546 (push (cons (car (nth j filter-group-alist))
547 bufs)
548 ret))))))))
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549
550;;;###autoload
551(defun ibuffer-filters-to-filter-group (name)
552 "Make the current filters into a filtering group."
553 (interactive "sName for filtering group: ")
554 (when (null ibuffer-filtering-qualifiers)
555 (error "No filters in effect"))
05276226 556 (push (cons name ibuffer-filtering-qualifiers) ibuffer-filter-groups)
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557 (ibuffer-filter-disable))
558
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559;;;###autoload
560(defun ibuffer-set-filter-groups-by-mode ()
561 "Set the current filter groups to filter by mode."
562 (interactive)
563 (setq ibuffer-filter-groups
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564 (mapcar (lambda (mode)
565 (cons (format "%s" mode) `((mode . ,mode))))
566 (let ((modes
4ba16127 567 (ibuffer-remove-duplicates
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568 (mapcar (lambda (buf)
569 (with-current-buffer buf major-mode))
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570 (buffer-list)))))
571 (if ibuffer-view-ibuffer
572 modes
573 (delq 'ibuffer-mode modes)))))
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574 (ibuffer-update nil t))
575
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576;;;###autoload
577(defun ibuffer-pop-filter-group ()
f189891b 578 "Remove the first filter group."
365e1cfb 579 (interactive)
05276226 580 (when (null ibuffer-filter-groups)
f189891b 581 (error "No filter groups active"))
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582 (setq ibuffer-hidden-filter-groups
583 (delete (pop ibuffer-filter-groups)
584 ibuffer-hidden-filter-groups))
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585 (ibuffer-update nil t))
586
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587(defun ibuffer-read-filter-group-name (msg &optional nodefault noerror)
588 (when (and (not noerror) (null ibuffer-filter-groups))
589 (error "No filter groups active"))
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590 ;; `ibuffer-generate-filter-groups' returns all non-hidden filter
591 ;; groups, possibly excluding empty groups or Default.
592 ;; We add `ibuffer-hidden-filter-groups' to the list, excluding
593 ;; Default if necessary.
594 (completing-read msg (nconc
595 (ibuffer-generate-filter-groups
596 (ibuffer-current-state-list)
597 (not ibuffer-show-empty-filter-groups)
598 nodefault)
599 (if nodefault
600 (remove "Default" ibuffer-hidden-filter-groups)
601 ibuffer-hidden-filter-groups))
602 nil t))
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603
604;;;###autoload
605(defun ibuffer-decompose-filter-group (group)
606 "Decompose the filter group GROUP into active filters."
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607 (interactive
608 (list (ibuffer-read-filter-group-name "Decompose filter group: " t)))
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609 (let ((data (cdr (assoc group ibuffer-filter-groups))))
610 (setq ibuffer-filter-groups (ibuffer-delete-alist
611 group ibuffer-filter-groups)
612 ibuffer-filtering-qualifiers data))
613 (ibuffer-update nil t))
614
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615;;;###autoload
616(defun ibuffer-clear-filter-groups ()
f189891b 617 "Remove all filter groups."
05276226 618 (interactive)
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619 (setq ibuffer-filter-groups nil
620 ibuffer-hidden-filter-groups nil)
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621 (ibuffer-update nil t))
622
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623(defun ibuffer-current-filter-groups-with-position ()
624 (save-excursion
625 (goto-char (point-min))
626 (let ((pos nil)
627 (result nil))
628 (while (and (not (eobp))
629 (setq pos (next-single-property-change
630 (point) 'ibuffer-filter-group-name)))
631 (goto-char pos)
632 (push (cons (get-text-property (point) 'ibuffer-filter-group-name)
633 pos)
634 result)
635 (goto-char (next-single-property-change
636 pos 'ibuffer-filter-group-name)))
637 (nreverse result))))
638
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639;;;###autoload
640(defun ibuffer-jump-to-filter-group (name)
641 "Move point to the filter group whose name is NAME."
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642 (interactive
643 (list (ibuffer-read-filter-group-name "Jump to filter group: ")))
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644 (ibuffer-aif (assoc name (ibuffer-current-filter-groups-with-position))
645 (goto-char (cdr it))
646 (error "No filter group with name %s" name)))
365e1cfb 647
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648;;;###autoload
649(defun ibuffer-kill-filter-group (name)
f189891b 650 "Kill the filter group named NAME.
c56a4f1f 651The group will be added to `ibuffer-filter-group-kill-ring'."
f189891b 652 (interactive (list (ibuffer-read-filter-group-name "Kill filter group: " t)))
c56a4f1f 653 (when (equal name "Default")
f189891b 654 (error "Can't kill default filter group"))
05276226 655 (ibuffer-aif (assoc name ibuffer-filter-groups)
b7f6c476 656 (progn
c56a4f1f 657 (push (copy-tree it) ibuffer-filter-group-kill-ring)
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658 (setq ibuffer-filter-groups (ibuffer-delete-alist
659 name ibuffer-filter-groups))
660 (setq ibuffer-hidden-filter-groups
b6cee494 661 (delete name ibuffer-hidden-filter-groups)))
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662 (error "No filter group with name \"%s\"" name))
663 (ibuffer-update nil t))
664
665;;;###autoload
818f3c45 666(defun ibuffer-kill-line (&optional arg interactive-p)
f189891b 667 "Kill the filter group at point.
c56a4f1f 668See also `ibuffer-kill-filter-group'."
818f3c45 669 (interactive "P\np")
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670 (ibuffer-aif (save-excursion
671 (ibuffer-forward-line 0)
672 (get-text-property (point) 'ibuffer-filter-group-name))
673 (progn
05276226 674 (ibuffer-kill-filter-group it))
818f3c45 675 (funcall (if interactive-p #'call-interactively #'funcall)
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676 #'kill-line arg)))
677
c56a4f1f 678(defun ibuffer-insert-filter-group-before (newgroup group)
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679 (let* ((found nil)
680 (pos (let ((groups (mapcar #'car ibuffer-filter-groups))
681 (res 0))
682 (while groups
683 (if (equal (car groups) group)
684 (setq found t
685 groups nil)
686 (incf res)
687 (setq groups (cdr groups))))
688 res)))
689 (cond ((not found)
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690 (setq ibuffer-filter-groups
691 (nconc ibuffer-filter-groups (list newgroup))))
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692 ((zerop pos)
693 (push newgroup ibuffer-filter-groups))
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694 (t
695 (let ((cell (nthcdr pos ibuffer-filter-groups)))
696 (setf (cdr cell) (cons (car cell) (cdr cell)))
697 (setf (car cell) newgroup))))))
698
05276226 699;;;###autoload
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700(defun ibuffer-yank ()
701 "Yank the last killed filter group before group at point."
702 (interactive)
703 (ibuffer-yank-filter-group
704 (or (get-text-property (point) 'ibuffer-filter-group-name)
705 (get-text-property (point) 'ibuffer-filter-group)
706 (error "No filter group at point"))))
707
708;;;###autoload
709(defun ibuffer-yank-filter-group (name)
710 "Yank the last killed filter group before group named NAME."
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711 (interactive (list (ibuffer-read-filter-group-name
712 "Yank filter group before group: ")))
713 (unless ibuffer-filter-group-kill-ring
714 (error "The Ibuffer filter group kill-ring is empty"))
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715 (save-excursion
716 (ibuffer-forward-line 0)
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717 (ibuffer-insert-filter-group-before (pop ibuffer-filter-group-kill-ring)
718 name))
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719 (ibuffer-update nil t))
720
721;;;###autoload
4e4a724c 722(defun ibuffer-save-filter-groups (name groups)
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723 "Save all active filter groups GROUPS as NAME.
724They are added to `ibuffer-saved-filter-groups'. Interactively,
725prompt for NAME, and use the current filters."
726 (interactive
727 (if (null ibuffer-filter-groups)
728 (error "No filter groups active")
729 (list
730 (read-from-minibuffer "Save current filter groups as: ")
731 ibuffer-filter-groups)))
732 (ibuffer-aif (assoc name ibuffer-saved-filter-groups)
733 (setcdr it groups)
fece59b8 734 (push (cons name groups) ibuffer-saved-filter-groups))
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735 (ibuffer-maybe-save-stuff)
736 (ibuffer-update-mode-name))
737
738;;;###autoload
739(defun ibuffer-delete-saved-filter-groups (name)
740 "Delete saved filter groups with NAME.
741They are removed from `ibuffer-saved-filter-groups'."
742 (interactive
743 (list
744 (if (null ibuffer-saved-filter-groups)
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745 (error "No saved filter groups")
746 (completing-read "Delete saved filter group: "
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747 ibuffer-saved-filter-groups nil t))))
748 (setq ibuffer-saved-filter-groups
749 (ibuffer-delete-alist name ibuffer-saved-filter-groups))
750 (ibuffer-maybe-save-stuff)
751 (ibuffer-update nil t))
752
753;;;###autoload
754(defun ibuffer-switch-to-saved-filter-groups (name)
755 "Set this buffer's filter groups to saved version with NAME.
756The value from `ibuffer-saved-filters' is used.
757If prefix argument ADD is non-nil, then add the saved filters instead
758of replacing the current filters."
759 (interactive
760 (list
761 (if (null ibuffer-saved-filter-groups)
762 (error "No saved filters")
763 (completing-read "Switch to saved filter group: "
764 ibuffer-saved-filter-groups nil t))))
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765 (setq ibuffer-filter-groups (cdr (assoc name ibuffer-saved-filter-groups))
766 ibuffer-hidden-filter-groups nil)
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767 (ibuffer-update nil t))
768
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769;;;###autoload
770(defun ibuffer-filter-disable ()
771 "Disable all filters currently in effect in this buffer."
772 (interactive)
773 (setq ibuffer-filtering-qualifiers nil)
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774 (let ((buf (ibuffer-current-buffer)))
775 (ibuffer-update nil t)
776 (when buf
777 (ibuffer-jump-to-buffer (buffer-name buf)))))
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778
779;;;###autoload
780(defun ibuffer-pop-filter ()
781 "Remove the top filter in this buffer."
782 (interactive)
783 (when (null ibuffer-filtering-qualifiers)
784 (error "No filters in effect"))
785 (pop ibuffer-filtering-qualifiers)
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786 (let ((buf (ibuffer-current-buffer)))
787 (ibuffer-update nil t)
788 (when buf
789 (ibuffer-jump-to-buffer (buffer-name buf)))))
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790
791(defun ibuffer-push-filter (qualifier)
792 "Add QUALIFIER to `ibuffer-filtering-qualifiers'."
793 (push qualifier ibuffer-filtering-qualifiers))
794
795;;;###autoload
796(defun ibuffer-decompose-filter ()
797 "Separate the top compound filter (OR, NOT, or SAVED) in this buffer.
798
799This means that the topmost filter on the filtering stack, which must
800be a complex filter like (OR [name: foo] [mode: bar-mode]), will be
801turned into two separate filters [name: foo] and [mode: bar-mode]."
802 (interactive)
803 (when (null ibuffer-filtering-qualifiers)
4e4a724c 804 (error "No filters in effect"))
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805 (let ((lim (pop ibuffer-filtering-qualifiers)))
806 (case (car lim)
807 (or
808 (setq ibuffer-filtering-qualifiers (append
809 (cdr lim)
810 ibuffer-filtering-qualifiers)))
811 (saved
812 (let ((data
813 (assoc (cdr lim)
814 ibuffer-saved-filters)))
815 (unless data
816 (ibuffer-filter-disable)
817 (error "Unknown saved filter %s" (cdr lim)))
818 (setq ibuffer-filtering-qualifiers (append
819 (cadr data)
820 ibuffer-filtering-qualifiers))))
821 (not
822 (push (cdr lim)
823 ibuffer-filtering-qualifiers))
824 (t
825 (error "Filter type %s is not compound" (car lim)))))
826 (ibuffer-update nil t))
827
828;;;###autoload
829(defun ibuffer-exchange-filters ()
830 "Exchange the top two filters on the stack in this buffer."
831 (interactive)
832 (when (< (length ibuffer-filtering-qualifiers)
833 2)
834 (error "Need two filters to exchange"))
835 (let ((first (pop ibuffer-filtering-qualifiers))
836 (second (pop ibuffer-filtering-qualifiers)))
837 (push first ibuffer-filtering-qualifiers)
838 (push second ibuffer-filtering-qualifiers))
839 (ibuffer-update nil t))
840
841;;;###autoload
842(defun ibuffer-negate-filter ()
843 "Negate the sense of the top filter in the current buffer."
844 (interactive)
845 (when (null ibuffer-filtering-qualifiers)
846 (error "No filters in effect"))
847 (let ((lim (pop ibuffer-filtering-qualifiers)))
848 (push (if (eq (car lim) 'not)
849 (cdr lim)
850 (cons 'not lim))
851 ibuffer-filtering-qualifiers))
852 (ibuffer-update nil t))
853
854;;;###autoload
855(defun ibuffer-or-filter (&optional reverse)
856 "Replace the top two filters in this buffer with their logical OR.
857If optional argument REVERSE is non-nil, instead break the top OR
858filter into parts."
859 (interactive "P")
860 (if reverse
861 (progn
862 (when (or (null ibuffer-filtering-qualifiers)
863 (not (eq 'or (caar ibuffer-filtering-qualifiers))))
864 (error "Top filter is not an OR"))
865 (let ((lim (pop ibuffer-filtering-qualifiers)))
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866 (setq ibuffer-filtering-qualifiers
867 (nconc (cdr lim) ibuffer-filtering-qualifiers))))
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868 (when (< (length ibuffer-filtering-qualifiers) 2)
869 (error "Need two filters to OR"))
870 ;; If the second filter is an OR, just add to it.
871 (let ((first (pop ibuffer-filtering-qualifiers))
872 (second (pop ibuffer-filtering-qualifiers)))
873 (if (eq 'or (car second))
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874 (push (nconc (list 'or first) (cdr second))
875 ibuffer-filtering-qualifiers)
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876 (push (list 'or first second)
877 ibuffer-filtering-qualifiers))))
878 (ibuffer-update nil t))
879
05276226 880(defun ibuffer-maybe-save-stuff ()
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881 (when ibuffer-save-with-custom
882 (if (fboundp 'customize-save-variable)
883 (progn
884 (customize-save-variable 'ibuffer-saved-filters
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885 ibuffer-saved-filters)
886 (customize-save-variable 'ibuffer-saved-filter-groups
887 ibuffer-saved-filter-groups))
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888 (message "Not saved permanently: Customize not available"))))
889
890;;;###autoload
891(defun ibuffer-save-filters (name filters)
892 "Save FILTERS in this buffer with name NAME in `ibuffer-saved-filters'.
893Interactively, prompt for NAME, and use the current filters."
894 (interactive
895 (if (null ibuffer-filtering-qualifiers)
896 (error "No filters currently in effect")
897 (list
898 (read-from-minibuffer "Save current filters as: ")
899 ibuffer-filtering-qualifiers)))
900 (ibuffer-aif (assoc name ibuffer-saved-filters)
901 (setcdr it filters)
365e1cfb 902 (push (list name filters) ibuffer-saved-filters))
05276226 903 (ibuffer-maybe-save-stuff)
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904 (ibuffer-update-mode-name))
905
906;;;###autoload
907(defun ibuffer-delete-saved-filters (name)
908 "Delete saved filters with NAME from `ibuffer-saved-filters'."
909 (interactive
910 (list
911 (if (null ibuffer-saved-filters)
912 (error "No saved filters")
913 (completing-read "Delete saved filters: "
914 ibuffer-saved-filters nil t))))
915 (setq ibuffer-saved-filters
916 (ibuffer-delete-alist name ibuffer-saved-filters))
05276226 917 (ibuffer-maybe-save-stuff)
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918 (ibuffer-update nil t))
919
920;;;###autoload
921(defun ibuffer-add-saved-filters (name)
922 "Add saved filters from `ibuffer-saved-filters' to this buffer's filters."
923 (interactive
924 (list
925 (if (null ibuffer-saved-filters)
926 (error "No saved filters")
927 (completing-read "Add saved filters: "
928 ibuffer-saved-filters nil t))))
929 (push (cons 'saved name) ibuffer-filtering-qualifiers)
930 (ibuffer-update nil t))
931
932;;;###autoload
933(defun ibuffer-switch-to-saved-filters (name)
934 "Set this buffer's filters to filters with NAME from `ibuffer-saved-filters'.
935If prefix argument ADD is non-nil, then add the saved filters instead
936of replacing the current filters."
937 (interactive
938 (list
939 (if (null ibuffer-saved-filters)
940 (error "No saved filters")
941 (completing-read "Switch to saved filters: "
942 ibuffer-saved-filters nil t))))
943 (setq ibuffer-filtering-qualifiers (list (cons 'saved name)))
944 (ibuffer-update nil t))
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945
946(defun ibuffer-format-filter-group-data (filter)
947 (if (equal filter "Default")
948 ""
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949 (concat "Filter:" (mapconcat #'ibuffer-format-qualifier
950 (cdr (assq filter ibuffer-filter-groups))
951 " "))))
71296446 952
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953(defun ibuffer-format-qualifier (qualifier)
954 (if (eq (car-safe qualifier) 'not)
955 (concat " [NOT" (ibuffer-format-qualifier-1 (cdr qualifier)) "]")
956 (ibuffer-format-qualifier-1 qualifier)))
957
958(defun ibuffer-format-qualifier-1 (qualifier)
959 (case (car qualifier)
960 (saved
961 (concat " [filter: " (cdr qualifier) "]"))
962 (or
963 (concat " [OR" (mapconcat #'ibuffer-format-qualifier
964 (cdr qualifier) "") "]"))
965 (t
966 (let ((type (assq (car qualifier) ibuffer-filtering-alist)))
967 (unless qualifier
968 (error "Ibuffer: bad qualifier %s" qualifier))
969 (concat " [" (cadr type) ": " (format "%s]" (cdr qualifier)))))))
71296446 970
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971
972(defun ibuffer-list-buffer-modes ()
973 "Create an alist of buffer modes currently in use.
76f03778 974The list returned will be of the form (\"MODE-NAME\" . MODE-SYMBOL)."
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975 (let ((bufs (buffer-list))
976 (modes)
977 (this-mode))
978 (while bufs
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979 (setq this-mode
980 (with-current-buffer
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981 (car bufs)
982 major-mode)
983 bufs (cdr bufs))
4e4a724c 984 (add-to-list
0e1701c4 985 'modes
4e4a724c 986 `(,(symbol-name this-mode) .
0e1701c4 987 ,this-mode)))
4e4a724c 988 modes))
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989
990
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991;;; Extra operation definitions
992
4fe3f297 993;;;###autoload (autoload 'ibuffer-filter-by-mode "ibuf-ext")
4e4a724c 994(define-ibuffer-filter mode
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995 "Toggle current view to buffers with major mode QUALIFIER."
996 (:description "major mode"
997 :reader
998 (intern
999 (completing-read "Filter by major mode: " obarray
1000 #'(lambda (e)
1001 (string-match "-mode$"
1002 (symbol-name e)))
1003 t
1004 (let ((buf (ibuffer-current-buffer)))
1005 (if (and buf (buffer-live-p buf))
1006 (with-current-buffer buf
1007 (symbol-name major-mode))
1008 "")))))
1009 (eq qualifier (with-current-buffer buf major-mode)))
1010
4fe3f297 1011;;;###autoload (autoload 'ibuffer-filter-by-used-mode "ibuf-ext")
4e4a724c 1012(define-ibuffer-filter used-mode
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1013 "Toggle current view to buffers with major mode QUALIFIER.
1014Called interactively, this function allows selection of modes
1015currently used by buffers."
1016 (:description "major mode in use"
1017 :reader
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1018 (intern
1019 (completing-read "Filter by major mode: "
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1020 (ibuffer-list-buffer-modes)
1021 nil
1022 t
1023 (let ((buf (ibuffer-current-buffer)))
1024 (if (and buf (buffer-live-p buf))
1025 (with-current-buffer buf
1026 (symbol-name major-mode))
1027 "")))))
1028 (eq qualifier (with-current-buffer buf major-mode)))
1029
4fe3f297 1030;;;###autoload (autoload 'ibuffer-filter-by-name "ibuf-ext")
4e4a724c 1031(define-ibuffer-filter name
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1032 "Toggle current view to buffers with name matching QUALIFIER."
1033 (:description "buffer name"
365e1cfb 1034 :reader (read-from-minibuffer "Filter by name (regexp): "))
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1035 (string-match qualifier (buffer-name buf)))
1036
4fe3f297 1037;;;###autoload (autoload 'ibuffer-filter-by-filename "ibuf-ext")
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1038(define-ibuffer-filter filename
1039 "Toggle current view to buffers with filename matching QUALIFIER."
1040 (:description "filename"
365e1cfb 1041 :reader (read-from-minibuffer "Filter by filename (regexp): "))
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1042 (ibuffer-awhen (with-current-buffer buf
1043 (or buffer-file-name
1044 (and (boundp 'dired-directory)
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1045 (let ((dired-dir
1046 (if (stringp dired-directory)
1047 dired-directory
1048 (car dired-directory))))
1049 (and dired-dir
1050 (expand-file-name dired-dir))))))
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1051 (string-match qualifier it)))
1052
4fe3f297 1053;;;###autoload (autoload 'ibuffer-filter-by-size-gt "ibuf-ext")
4e4a724c 1054(define-ibuffer-filter size-gt
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1055 "Toggle current view to buffers with size greater than QUALIFIER."
1056 (:description "size greater than"
1057 :reader
1058 (string-to-number (read-from-minibuffer "Filter by size greater than: ")))
1059 (> (with-current-buffer buf (buffer-size))
1060 qualifier))
1061
4fe3f297 1062;;;###autoload (autoload 'ibuffer-filter-by-size-lt "ibuf-ext")
4e4a724c 1063(define-ibuffer-filter size-lt
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1064 "Toggle current view to buffers with size less than QUALIFIER."
1065 (:description "size less than"
1066 :reader
1067 (string-to-number (read-from-minibuffer "Filter by size less than: ")))
1068 (< (with-current-buffer buf (buffer-size))
1069 qualifier))
365e1cfb 1070
4fe3f297 1071;;;###autoload (autoload 'ibuffer-filter-by-content "ibuf-ext")
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1072(define-ibuffer-filter content
1073 "Toggle current view to buffers whose contents match QUALIFIER."
1074 (:description "content"
365e1cfb 1075 :reader (read-from-minibuffer "Filter by content (regexp): "))
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1076 (with-current-buffer buf
1077 (save-excursion
1078 (goto-char (point-min))
1079 (re-search-forward qualifier nil t))))
1080
4fe3f297 1081;;;###autoload (autoload 'ibuffer-filter-by-predicate "ibuf-ext")
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1082(define-ibuffer-filter predicate
1083 "Toggle current view to buffers for which QUALIFIER returns non-nil."
1084 (:description "predicate"
365e1cfb 1085 :reader (read-minibuffer "Filter by predicate (form): "))
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1086 (with-current-buffer buf
1087 (eval qualifier)))
1088
1089;;; Sorting
1090
1091;;;###autoload
1092(defun ibuffer-toggle-sorting-mode ()
1093 "Toggle the current sorting mode.
13e14c51 1094Default sorting modes are:
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1095 Recency - the last time the buffer was viewed
1096 Name - the name of the buffer
1097 Major Mode - the name of the major mode of the buffer
1098 Size - the size of the buffer"
1099 (interactive)
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1100 (let ((modes (mapcar 'car ibuffer-sorting-functions-alist)))
1101 (add-to-list 'modes 'recency)
1102 (setq modes (sort modes 'string-lessp))
1915493b 1103 (let ((next (or (car-safe (cdr-safe (memq ibuffer-sorting-mode modes)))
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1104 (car modes))))
1105 (setq ibuffer-sorting-mode next)
1106 (message "Sorting by %s" next)))
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1107 (ibuffer-redisplay t))
1108
1109;;;###autoload
1110(defun ibuffer-invert-sorting ()
1111 "Toggle whether or not sorting is in reverse order."
1112 (interactive)
1113 (setq ibuffer-sorting-reversep (not ibuffer-sorting-reversep))
1114 (message "Sorting order %s"
1115 (if ibuffer-sorting-reversep
1116 "reversed"
1117 "normal"))
1118 (ibuffer-redisplay t))
1119
4fe3f297 1120;;;###autoload (autoload 'ibuffer-do-sort-by-major-mode "ibuf-ext")
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1121(define-ibuffer-sorter major-mode
1122 "Sort the buffers by major modes.
1123Ordering is lexicographic."
1124 (:description "major mode")
1125 (string-lessp (downcase
1126 (symbol-name (with-current-buffer
1127 (car a)
1128 major-mode)))
1129 (downcase
1130 (symbol-name (with-current-buffer
1131 (car b)
1132 major-mode)))))
1133
4fe3f297 1134;;;###autoload (autoload 'ibuffer-do-sort-by-mode-name "ibuf-ext")
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CW
1135(define-ibuffer-sorter mode-name
1136 "Sort the buffers by their mode name.
1137Ordering is lexicographic."
0fcbf8d6 1138 (:description "major mode name")
10cf9a43 1139 (string-lessp (downcase
1915493b
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1140 (with-current-buffer
1141 (car a)
1142 mode-name))
10cf9a43 1143 (downcase
1915493b
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1144 (with-current-buffer
1145 (car b)
1146 mode-name))))
10cf9a43 1147
4fe3f297 1148;;;###autoload (autoload 'ibuffer-do-sort-by-alphabetic "ibuf-ext")
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1149(define-ibuffer-sorter alphabetic
1150 "Sort the buffers by their names.
1151Ordering is lexicographic."
1152 (:description "buffer name")
1153 (string-lessp
1154 (buffer-name (car a))
1155 (buffer-name (car b))))
1156
4fe3f297 1157;;;###autoload (autoload 'ibuffer-do-sort-by-size "ibuf-ext")
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1158(define-ibuffer-sorter size
1159 "Sort the buffers by their size."
1160 (:description "size")
1161 (< (with-current-buffer (car a)
1162 (buffer-size))
1163 (with-current-buffer (car b)
1164 (buffer-size))))
1165
1166;;; Functions to emulate bs.el
1167
1168;;;###autoload
1169(defun ibuffer-bs-show ()
1170 "Emulate `bs-show' from the bs.el package."
1171 (interactive)
1172 (ibuffer t "*Ibuffer-bs*" '((filename . ".*")) nil t)
1173 (define-key (current-local-map) "a" 'ibuffer-bs-toggle-all))
1174
1175(defun ibuffer-bs-toggle-all ()
1176 "Emulate `bs-toggle-show-all' from the bs.el package."
1177 (interactive)
1178 (if ibuffer-filtering-qualifiers
1179 (ibuffer-pop-filter)
1180 (progn (ibuffer-push-filter '(filename . ".*"))
1181 (ibuffer-update nil t))))
1182
1183;;; Handy functions
1184
1185;;;###autoload
1186(defun ibuffer-add-to-tmp-hide (regexp)
1187 "Add REGEXP to `ibuffer-tmp-hide-regexps'.
1188This means that buffers whose name matches REGEXP will not be shown
36a579c1 1189for this Ibuffer session."
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1190 (interactive
1191 (list
1192 (read-from-minibuffer "Never show buffers matching: "
1193 (regexp-quote (buffer-name (ibuffer-current-buffer t))))))
1194 (push regexp ibuffer-tmp-hide-regexps))
1195
1196;;;###autoload
1197(defun ibuffer-add-to-tmp-show (regexp)
1198 "Add REGEXP to `ibuffer-tmp-show-regexps'.
1199This means that buffers whose name matches REGEXP will always be shown
36a579c1 1200for this Ibuffer session."
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1201 (interactive
1202 (list
1203 (read-from-minibuffer "Always show buffers matching: "
1204 (regexp-quote (buffer-name (ibuffer-current-buffer t))))))
1205 (push regexp ibuffer-tmp-show-regexps))
1206
1207;;;###autoload
1208(defun ibuffer-forward-next-marked (&optional count mark direction)
1209 "Move forward by COUNT marked buffers (default 1).
1210
1211If MARK is non-nil, it should be a character denoting the type of mark
1212to move by. The default is `ibuffer-marked-char'.
1213
1214If DIRECTION is non-nil, it should be an integer; negative integers
1215mean move backwards, non-negative integers mean move forwards."
1216 (interactive "P")
1217 (unless count
1218 (setq count 1))
1219 (unless mark
1220 (setq mark ibuffer-marked-char))
1221 (unless direction
1222 (setq direction 1))
1223 ;; Skip the title
1224 (ibuffer-forward-line 0)
1225 (let ((opos (point))
1226 curmark)
1227 (ibuffer-forward-line direction)
1228 (while (not (or (= (point) opos)
1229 (eq (setq curmark (ibuffer-current-mark))
1230 mark)))
1231 (ibuffer-forward-line direction))
1232 (when (and (= (point) opos)
1233 (not (eq (ibuffer-current-mark) mark)))
1234 (error "No buffers with mark %c" mark))))
1235
1236;;;###autoload
1237(defun ibuffer-backwards-next-marked (&optional count mark)
1238 "Move backwards by COUNT marked buffers (default 1).
1239
1240If MARK is non-nil, it should be a character denoting the type of mark
1241to move by. The default is `ibuffer-marked-char'."
1242 (interactive "P")
1243 (ibuffer-forward-next-marked count mark -1))
1244
1245;;;###autoload
1246(defun ibuffer-do-kill-lines ()
1247 "Hide all of the currently marked lines."
1248 (interactive)
1249 (if (= (ibuffer-count-marked-lines) 0)
1250 (message "No buffers marked; use 'm' to mark a buffer")
1251 (let ((count
1252 (ibuffer-map-marked-lines
bde57911 1253 #'(lambda (buf mark)
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1254 'kill))))
1255 (message "Killed %s lines" count))))
1256
1257;;;###autoload
1258(defun ibuffer-jump-to-buffer (name)
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JPW
1259 "Move point to the buffer whose name is NAME.
1260
1261If called interactively, prompt for a buffer name and go to the
1262corresponding line in the Ibuffer buffer. If said buffer is in a
1263hidden group filter, open it.
1264
1265If `ibuffer-jump-offer-only-visible-buffers' is non-nil, only offer
1266visible buffers in the completion list. Calling the command with
1267a prefix argument reverses the meaning of that variable."
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JPW
1268 (interactive (list
1269 (let ((only-visible ibuffer-jump-offer-only-visible-buffers))
1270 (when current-prefix-arg
1271 (setq only-visible (not only-visible)))
1272 (if only-visible
1273 (let ((table (mapcar #'(lambda (x)
1274 (buffer-name (car x)))
1275 (ibuffer-current-state-list))))
1276 (when (null table)
1277 (error "No buffers!"))
1278 (completing-read "Jump to buffer: "
1279 table nil t))
1280 (read-buffer "Jump to buffer: " nil t)))))
1281 (when (not (string= "" name))
1282 (let (buf-point)
1283 ;; Blindly search for our buffer: it is very likely that it is
1284 ;; not in a hidden filter group.
1285 (ibuffer-map-lines #'(lambda (buf marks)
1286 (when (string= (buffer-name buf) name)
1287 (setq buf-point (point))
1288 nil))
1289 t nil)
1290 (when (and
1291 (null buf-point)
1292 (not (null ibuffer-hidden-filter-groups)))
1293 ;; We did not find our buffer. It must be in a hidden filter
1294 ;; group, so go through all hidden filter groups to find it.
1295 (catch 'found
1296 (dolist (group ibuffer-hidden-filter-groups)
1297 (ibuffer-jump-to-filter-group group)
1298 (ibuffer-toggle-filter-group)
1299 (ibuffer-map-lines #'(lambda (buf marks)
1300 (when (string= (buffer-name buf) name)
1301 (setq buf-point (point))
1302 nil))
1303 t group)
1304 (if buf-point
1305 (throw 'found nil)
1306 (ibuffer-toggle-filter-group)))))
1307 (if (null buf-point)
1308 ;; Still not found even though we expanded all hidden filter
1309 ;; groups: that must be because it's hidden by predicate:
1310 ;; we won't bother trying to display it.
1311 (error "No buffer with name %s" name)
1312 (goto-char buf-point)))))
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1313
1314;;;###autoload
1315(defun ibuffer-diff-with-file ()
1316 "View the differences between this buffer and its associated file.
1317This requires the external program \"diff\" to be in your `exec-path'."
1318 (interactive)
125c1081 1319 (let ((buf (ibuffer-current-buffer)))
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1320 (unless (buffer-live-p buf)
1321 (error "Buffer %s has been killed" buf))
125c1081 1322 (diff-buffer-with-file buf)))
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1323
1324;;;###autoload
1325(defun ibuffer-copy-filename-as-kill (&optional arg)
1326 "Copy filenames of marked buffers into the kill ring.
4e4a724c 1327
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1328The names are separated by a space.
1329If a buffer has no filename, it is ignored.
25d2f683 1330
4e4a724c
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1331With no prefix arg, use the filename sans its directory of each marked file.
1332With a zero prefix arg, use the complete filename of each marked file.
1333With \\[universal-argument], use the filename of each marked file relative
1334to `ibuffer-default-directory' iff non-nil, otherwise `default-directory'.
25d2f683 1335
4e4a724c
JPW
1336You can then feed the file name(s) to other commands with \\[yank]."
1337 (interactive "p")
1338 (if (zerop (ibuffer-count-marked-lines))
25d2f683
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1339 (message "No buffers marked; use 'm' to mark a buffer")
1340 (let ((ibuffer-copy-filename-as-kill-result "")
4e4a724c 1341 (type (cond ((zerop arg)
25d2f683 1342 'full)
4e4a724c
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1343 ((= arg 4)
1344 'relative)
25d2f683
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1345 (t
1346 'name))))
1347 (ibuffer-map-marked-lines
bde57911 1348 #'(lambda (buf mark)
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1349 (setq ibuffer-copy-filename-as-kill-result
1350 (concat ibuffer-copy-filename-as-kill-result
1351 (let ((name (buffer-file-name buf)))
1352 (if name
1353 (case type
1354 (full
1355 name)
4e4a724c
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1356 (relative
1357 (file-relative-name
1358 name (or ibuffer-default-directory
1359 default-directory)))
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1360 (t
1361 (file-name-nondirectory name)))
1362 ""))
1363 " "))))
4e4a724c 1364 (kill-new ibuffer-copy-filename-as-kill-result))))
25d2f683 1365
05276226 1366(defun ibuffer-mark-on-buffer (func &optional ibuffer-mark-on-buffer-mark group)
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1367 (let ((count
1368 (ibuffer-map-lines
bde57911 1369 #'(lambda (buf mark)
25d2f683 1370 (when (funcall func buf)
05276226
CW
1371 (ibuffer-set-mark-1 (or ibuffer-mark-on-buffer-mark
1372 ibuffer-marked-char))
1373 t))
1374 nil
1375 group)))
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1376 (ibuffer-redisplay t)
1377 (message "Marked %s buffers" count)))
1378
1379;;;###autoload
1380(defun ibuffer-mark-by-name-regexp (regexp)
1381 "Mark all buffers whose name matches REGEXP."
1382 (interactive "sMark by name (regexp): ")
1383 (ibuffer-mark-on-buffer
1384 #'(lambda (buf)
1385 (string-match regexp (buffer-name buf)))))
1386
1387;;;###autoload
1388(defun ibuffer-mark-by-mode-regexp (regexp)
1389 "Mark all buffers whose major mode matches REGEXP."
1390 (interactive "sMark by major mode (regexp): ")
1391 (ibuffer-mark-on-buffer
1392 #'(lambda (buf)
1393 (with-current-buffer buf
1394 (string-match regexp mode-name)))))
1395
1396;;;###autoload
1397(defun ibuffer-mark-by-file-name-regexp (regexp)
1398 "Mark all buffers whose file name matches REGEXP."
1399 (interactive "sMark by file name (regexp): ")
1400 (ibuffer-mark-on-buffer
1401 #'(lambda (buf)
1402 (let ((name (or (buffer-file-name buf)
1403 (with-current-buffer buf
1404 (and
1405 (boundp 'dired-directory)
1406 (stringp dired-directory)
1407 dired-directory)))))
1408 (when name
1409 (string-match regexp name))))))
1410
1411;;;###autoload
1412(defun ibuffer-mark-by-mode (mode)
1413 "Mark all buffers whose major mode equals MODE."
1414 (interactive
1415 (list (intern (completing-read "Mark by major mode: " obarray
1416 #'(lambda (e)
1417 ;; kind of a hack...
1418 (and (fboundp e)
1419 (string-match "-mode$"
1420 (symbol-name e))))
1421 t
1422 (let ((buf (ibuffer-current-buffer)))
1423 (if (and buf (buffer-live-p buf))
1424 (with-current-buffer buf
1425 (cons (symbol-name major-mode)
1426 0))
1427 ""))))))
1428 (ibuffer-mark-on-buffer
1429 #'(lambda (buf)
1430 (with-current-buffer buf
1431 (eq major-mode mode)))))
1432
1433;;;###autoload
1434(defun ibuffer-mark-modified-buffers ()
1435 "Mark all modified buffers."
1436 (interactive)
1437 (ibuffer-mark-on-buffer
1438 #'(lambda (buf) (buffer-modified-p buf))))
1439
1440;;;###autoload
1441(defun ibuffer-mark-unsaved-buffers ()
1442 "Mark all modified buffers that have an associated file."
1443 (interactive)
1444 (ibuffer-mark-on-buffer
1445 #'(lambda (buf) (and (with-current-buffer buf buffer-file-name)
1446 (buffer-modified-p buf)))))
1447
1448;;;###autoload
1449(defun ibuffer-mark-dissociated-buffers ()
1450 "Mark all buffers whose associated file does not exist."
1451 (interactive)
1452 (ibuffer-mark-on-buffer
1453 #'(lambda (buf)
1454 (with-current-buffer buf
1455 (or
1456 (and buffer-file-name
1457 (not (file-exists-p buffer-file-name)))
1458 (and (eq major-mode 'dired-mode)
1459 (boundp 'dired-directory)
1460 (stringp dired-directory)
1461 (not (file-exists-p (file-name-directory dired-directory)))))))))
1462
1463;;;###autoload
1464(defun ibuffer-mark-help-buffers ()
1465 "Mark buffers like *Help*, *Apropos*, *Info*."
1466 (interactive)
1467 (ibuffer-mark-on-buffer
1468 #'(lambda (buf)
1469 (with-current-buffer buf
0fcbf8d6 1470 (memq major-mode ibuffer-help-buffer-modes)))))
25d2f683 1471
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JPW
1472;;;###autoload
1473(defun ibuffer-mark-compressed-file-buffers ()
1474 "Mark buffers whose associated file is compressed."
1475 (interactive)
1476 (ibuffer-mark-on-buffer
1477 #'(lambda (buf)
1478 (with-current-buffer buf
1479 (and buffer-file-name
1480 (string-match ibuffer-compressed-file-name-regexp
1481 buffer-file-name))))))
1482
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1483;;;###autoload
1484(defun ibuffer-mark-old-buffers ()
67de6223 1485 "Mark buffers which have not been viewed in `ibuffer-old-time' hours."
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1486 (interactive)
1487 (ibuffer-mark-on-buffer
1488 #'(lambda (buf)
1489 (with-current-buffer buf
1490 ;; hacked from midnight.el
1491 (when buffer-display-time
1492 (let* ((tm (current-time))
1493 (now (+ (* (float (ash 1 16)) (car tm))
1494 (float (cadr tm)) (* 0.0000001 (caddr tm))))
1495 (then (+ (* (float (ash 1 16))
1496 (car buffer-display-time))
1497 (float (cadr buffer-display-time))
1498 (* 0.0000001 (caddr buffer-display-time)))))
2c1bb3d3 1499 (> (- now then) (* 60 60 ibuffer-old-time))))))))
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1500
1501;;;###autoload
1502(defun ibuffer-mark-special-buffers ()
1503 "Mark all buffers whose name begins and ends with '*'."
1504 (interactive)
1505 (ibuffer-mark-on-buffer
1506 #'(lambda (buf) (string-match "^\\*.+\\*$"
1507 (buffer-name buf)))))
1508
1509;;;###autoload
1510(defun ibuffer-mark-read-only-buffers ()
1511 "Mark all read-only buffers."
1512 (interactive)
1513 (ibuffer-mark-on-buffer
1514 #'(lambda (buf)
1515 (with-current-buffer buf
1516 buffer-read-only))))
1517
1518;;;###autoload
1519(defun ibuffer-mark-dired-buffers ()
1520 "Mark all `dired' buffers."
1521 (interactive)
1522 (ibuffer-mark-on-buffer
1523 #'(lambda (buf)
1524 (with-current-buffer buf
1525 (eq major-mode 'dired-mode)))))
1526
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1527;;;###autoload
1528(defun ibuffer-do-occur (regexp &optional nlines)
1529 "View lines which match REGEXP in all marked buffers.
1530Optional argument NLINES says how many lines of context to display: it
1531defaults to one."
365e1cfb 1532 (interactive (occur-read-primary-args))
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1533 (if (or (not (integerp nlines))
1534 (< nlines 0))
c33cdcc5 1535 (setq nlines 0))
25d2f683 1536 (when (zerop (ibuffer-count-marked-lines))
10cf9a43 1537 (ibuffer-set-mark ibuffer-marked-char))
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1538 (let ((ibuffer-do-occur-bufs nil))
1539 ;; Accumulate a list of marked buffers
1540 (ibuffer-map-marked-lines
bde57911 1541 #'(lambda (buf mark)
25d2f683 1542 (push buf ibuffer-do-occur-bufs)))
c06bd65e 1543 (occur-1 regexp nlines ibuffer-do-occur-bufs)))
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1544
1545(provide 'ibuf-ext)
1546
ab5796a9 1547;;; arch-tag: 9af21953-deda-4c30-b76d-f81d9128e76d
25d2f683 1548;;; ibuf-ext.el ends here