From: Juri Linkov Date: Mon, 23 Mar 2020 00:35:33 +0000 (+0200) Subject: * lisp/dired.el (dired-mark-region): New defcustom (bug#39902) X-Git-Tag: emacs-28.0.90~7734 X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=3b7cb5f3ac0fdd5e1a0177cc86b3fc4b420b9e4f;p=emacs.git * lisp/dired.el (dired-mark-region): New defcustom (bug#39902) * lisp/dired.el (dired-mark-if): Use dired-mark-region. (dired-mark): Use dired-mark-region. Fix docstring. (dired-mark-files-regexp, dired-mark-files-containing-regexp) (dired-mark-symlinks, dired-mark-directories) (dired-mark-executables, dired-flag-auto-save-files) (dired-flag-backup-files): Mention dired-mark-region in docstring. * lisp/dired-aux.el (dired-compare-directories): * lisp/dired-x.el (dired-mark-unmarked-files, dired-mark-sexp): Mention dired-mark-region in docstring. --- diff --git a/etc/NEWS b/etc/NEWS index 92173b78278..ba3e691ff91 100644 --- a/etc/NEWS +++ b/etc/NEWS @@ -101,6 +101,12 @@ shows equivalent key bindings for all commands that have them. ** Dired +*** New option 'dired-mark-region' affects all Dired commands that mark files. +When non-nil and the region is active in Transient Mark mode, +then Dired commands operate only on files in the active region. +The values 'exclusive' and 'inclusive' of this option define +the details of marking the last file at the end of the region. + *** State changing VC operations are supported in dired-mode on files (but still not on directories). diff --git a/lisp/dired-aux.el b/lisp/dired-aux.el index 8f00317c2b0..6f50a3da6ca 100644 --- a/lisp/dired-aux.el +++ b/lisp/dired-aux.el @@ -205,7 +205,10 @@ Examples of PREDICATE: (not (and (= (file-attribute-user-id fa1) - mark files with different UID (file-attribute-user-id fa2)) (= (file-attribute-group-id fa1) - and GID. - (file-attribute-group-id fa2))))" + (file-attribute-group-id fa2)))) + +If the region is active in Transient Mark mode, mark files +only in the active region if `dired-mark-region' is non-nil." (interactive (list (let* ((target-dir (dired-dwim-target-directory)) diff --git a/lisp/dired-x.el b/lisp/dired-x.el index 623a1dd3255..873d586ca1b 100644 --- a/lisp/dired-x.el +++ b/lisp/dired-x.el @@ -623,7 +623,9 @@ interactively, prompt for REGEXP. With prefix argument, unflag all those files. Optional fourth argument LOCALP is as in `dired-get-filename'. Optional fifth argument CASE-FOLD-P specifies the value of -`case-fold-search' used for matching REGEXP." +`case-fold-search' used for matching REGEXP. +If the region is active in Transient Mark mode, operate only on +files in the active region if `dired-mark-region' is non-nil." (interactive (list (read-regexp "Mark unmarked files matching regexp (default all): " @@ -1386,7 +1388,9 @@ present for some values of `ls-lisp-emulation'. This function operates only on the buffer content and does not refer at all to the underlying file system. Contrast this with -`find-dired', which might be preferable for the task at hand." +`find-dired', which might be preferable for the task at hand. +If the region is active in Transient Mark mode, mark files +only in the active region if `dired-mark-region' is non-nil." ;; Using sym="" instead of nil avoids the trap of ;; (string-match "foo" sym) into which a user would soon fall. ;; Give `equal' instead of `=' in the example, as this works on diff --git a/lisp/dired.el b/lisp/dired.el index a4de51f6091..438f5e7d8b4 100644 --- a/lisp/dired.el +++ b/lisp/dired.el @@ -296,6 +296,34 @@ new Dired buffers." :version "26.1" :group 'dired) +(defcustom dired-mark-region 'exclusive + "Defines what commands that mark files do with the active region. + +When nil, marking commands don't operate on all files in the +active region. They process their prefix arguments as usual. + +When the value of this option is non-nil, then all Dired commands +that mark or unmark files will operate on all files in the region +if the region is active in Transient Mark mode. + +When `exclusive', don't mark the file if the end of the region is +before the file name displayed on the Dired line, so the file name +is visually outside the region. This behavior is consistent with +marking files without the region using the key `m' that advances +point to the next line after marking the file. Thus the number +of keys used to mark files is the same as the number of keys +used to select the region, e.g. `M-2 m' marks 2 files, and +`C-SPC M-2 n m' marks 2 files, and `M-2 S-down m' marks 2 files. + +When `inclusive', include the file into marking if the end of the region +is anywhere on its Dired line, except the beginning of the line." + :type '(choice + (const :tag "Don't mark files in active region" nil) + (const :tag "Exclude file name outside of region" exclusive) + (const :tag "Include the file at region end line" inclusive)) + :group 'dired + :version "28.1") + ;; Internal variables (defvar dired-marker-char ?* ; the answer is 42 @@ -612,12 +640,31 @@ Subexpression 2 must end right before the \\n.") PREDICATE is evaluated on each line, with point at beginning of line. MSG is a noun phrase for the type of files being marked. It should end with a noun that can be pluralized by adding `s'. + +In Transient Mark mode, if the mark is active, operate on the contents +of the region if `dired-mark-region' is non-nil. Otherwise, operate +on the whole buffer. + Return value is the number of files marked, or nil if none were marked." - `(let ((inhibit-read-only t) count) + `(let ((inhibit-read-only t) count + (beg (if (and dired-mark-region (use-region-p)) + (save-excursion + (goto-char (region-beginning)) + (line-beginning-position)) + (point-min))) + (end (if (and dired-mark-region (use-region-p)) + (save-excursion + (goto-char (region-end)) + (if (if (eq dired-mark-region 'inclusive) + (not (bolp)) + (get-text-property (1- (point)) 'dired-filename)) + (line-end-position) + (line-beginning-position))) + (point-max)))) (save-excursion (setq count 0) (when ,msg - (message "%s %ss%s..." + (message "%s %ss%s%s..." (cond ((eq dired-marker-char ?\s) "Unmarking") ((eq dired-del-marker dired-marker-char) "Flagging") @@ -625,22 +672,28 @@ Return value is the number of files marked, or nil if none were marked." ,msg (if (eq dired-del-marker dired-marker-char) " for deletion" - ""))) - (goto-char (point-min)) - (while (not (eobp)) + "") + (if (and dired-mark-region (use-region-p)) + " in region" + ""))) + (goto-char beg) + (while (< (point) end) (when ,predicate (unless (= (following-char) dired-marker-char) (delete-char 1) (insert dired-marker-char) (setq count (1+ count)))) (forward-line 1)) - (when ,msg (message "%s %s%s %s%s" + (when ,msg (message "%s %s%s %s%s%s" count ,msg (dired-plural-s count) (if (eq dired-marker-char ?\s) "un" "") (if (eq dired-marker-char dired-del-marker) - "flagged" "marked")))) + "flagged" "marked") + (if (and dired-mark-region (use-region-p)) + " in region" + "")))) (and (> count 0) count))) (defmacro dired-map-over-marks (body arg &optional show-progress @@ -3580,7 +3633,8 @@ no ARGth marked file is found before this line." (defun dired-mark (arg &optional interactive) "Mark the file at point in the Dired buffer. -If the region is active, mark all files in the region. +If the region is active in Transient Mark mode, mark all files +in the region if `dired-mark-region' is non-nil. Otherwise, with a prefix arg, mark files on the next ARG lines. If on a subdir headerline, mark all its files except `.' and `..'. @@ -3591,13 +3645,18 @@ this subdir." (interactive (list current-prefix-arg t)) (cond ;; Mark files in the active region. - ((and interactive (use-region-p)) + ((and dired-mark-region interactive (use-region-p)) (save-excursion (let ((beg (region-beginning)) (end (region-end))) (dired-mark-files-in-region (progn (goto-char beg) (line-beginning-position)) - (progn (goto-char end) (line-beginning-position)))))) + (progn (goto-char end) + (if (if (eq dired-mark-region 'inclusive) + (not (bolp)) + (get-text-property (1- (point)) 'dired-filename)) + (line-end-position) + (line-beginning-position))))))) ;; Mark subdir files from the subdir headerline. ((dired-get-subdir) (save-excursion (dired-mark-subdir-files))) @@ -3678,6 +3737,9 @@ As always, hidden subdirs are not affected." A prefix argument means to unmark them instead. `.' and `..' are never marked. +If the region is active in Transient Mark mode, mark files +only in the active region if `dired-mark-region' is non-nil. + REGEXP is an Emacs regexp, not a shell wildcard. Thus, use `\\.o$' for object files--just `.o' will mark more than you might think." (interactive @@ -3729,6 +3791,9 @@ object files--just `.o' will mark more than you might think." A prefix argument means to unmark them instead. `.' and `..' are never marked. +If the region is active in Transient Mark mode, mark files +only in the active region if `dired-mark-region' is non-nil. + Note that if a file is visited in an Emacs buffer, and `dired-always-read-filesystem' is nil, this command will look in the buffer without revisiting the file, so the results might @@ -3773,14 +3838,18 @@ The match is against the non-directory part of the filename. Use `^' (defun dired-mark-symlinks (unflag-p) "Mark all symbolic links. -With prefix argument, unmark or unflag all those files." +With prefix argument, unmark or unflag all those files. +If the region is active in Transient Mark mode, mark files +only in the active region if `dired-mark-region' is non-nil." (interactive "P") (let ((dired-marker-char (if unflag-p ?\s dired-marker-char))) (dired-mark-if (looking-at-p dired-re-sym) "symbolic link"))) (defun dired-mark-directories (unflag-p) "Mark all directory file lines except `.' and `..'. -With prefix argument, unmark or unflag all those files." +With prefix argument, unmark or unflag all those files. +If the region is active in Transient Mark mode, mark files +only in the active region if `dired-mark-region' is non-nil." (interactive "P") (let ((dired-marker-char (if unflag-p ?\s dired-marker-char))) (dired-mark-if (and (looking-at-p dired-re-dir) @@ -3789,7 +3858,9 @@ With prefix argument, unmark or unflag all those files." (defun dired-mark-executables (unflag-p) "Mark all executable files. -With prefix argument, unmark or unflag all those files." +With prefix argument, unmark or unflag all those files. +If the region is active in Transient Mark mode, mark files +only in the active region if `dired-mark-region' is non-nil." (interactive "P") (let ((dired-marker-char (if unflag-p ?\s dired-marker-char))) (dired-mark-if (looking-at-p dired-re-exe) "executable file"))) @@ -3799,7 +3870,9 @@ With prefix argument, unmark or unflag all those files." (defun dired-flag-auto-save-files (&optional unflag-p) "Flag for deletion files whose names suggest they are auto save files. -A prefix argument says to unmark or unflag those files instead." +A prefix argument says to unmark or unflag those files instead. +If the region is active in Transient Mark mode, flag files +only in the active region if `dired-mark-region' is non-nil." (interactive "P") (let ((dired-marker-char (if unflag-p ?\s dired-del-marker))) (dired-mark-if @@ -3839,7 +3912,9 @@ A prefix argument says to unmark or unflag those files instead." (defun dired-flag-backup-files (&optional unflag-p) "Flag all backup files (names ending with `~') for deletion. -With prefix argument, unmark or unflag these files." +With prefix argument, unmark or unflag these files. +If the region is active in Transient Mark mode, flag files +only in the active region if `dired-mark-region' is non-nil." (interactive "P") (let ((dired-marker-char (if unflag-p ?\s dired-del-marker))) (dired-mark-if