diff options
Diffstat (limited to 'lisp')
| -rw-r--r-- | lisp/ChangeLog | 8 | ||||
| -rw-r--r-- | lisp/replace.el | 108 |
2 files changed, 94 insertions, 22 deletions
diff --git a/lisp/ChangeLog b/lisp/ChangeLog index 507a7bdf0ac..cf4297a9f99 100644 --- a/lisp/ChangeLog +++ b/lisp/ChangeLog @@ -1,3 +1,11 @@ +2011-05-28 Leo Liu <sdl.web@gmail.com> + + * replace.el (occur-menu-map, occur-edit-mode-map): New vars. + (occur-mode-map): Bind occur-edit-mode. Use occur-menu-map. + (occur-edit-mode): New major mode (Bug#8463). + (occur-after-change-function): New function. + (occur-engine): Give Occur tags a read-only property. + 2011-05-28 Kevin Ryde <user42@zip.com.au> * subr.el (def-edebug-spec): Doc fix (Bug#8430). diff --git a/lisp/replace.el b/lisp/replace.el index 31a48d48960..0578ed09b1c 100644 --- a/lisp/replace.el +++ b/lisp/replace.el @@ -761,22 +761,8 @@ a previously found match." count))) -(defvar occur-mode-map +(defvar occur-menu-map (let ((map (make-sparse-keymap))) - ;; We use this alternative name, so we can use \\[occur-mode-mouse-goto]. - (define-key map [mouse-2] 'occur-mode-mouse-goto) - (define-key map "\C-c\C-c" 'occur-mode-goto-occurrence) - (define-key map "\C-m" 'occur-mode-goto-occurrence) - (define-key map "o" 'occur-mode-goto-occurrence-other-window) - (define-key map "\C-o" 'occur-mode-display-occurrence) - (define-key map "\M-n" 'occur-next) - (define-key map "\M-p" 'occur-prev) - (define-key map "r" 'occur-rename-buffer) - (define-key map "c" 'clone-buffer) - (define-key map "\C-c\C-f" 'next-error-follow-minor-mode) - (define-key map [menu-bar] (make-sparse-keymap)) - (define-key map [menu-bar occur] - (cons (purecopy "Occur") map)) (define-key map [next-error-follow-minor-mode] `(menu-item ,(purecopy "Auto Occurrence Display") next-error-follow-minor-mode @@ -817,6 +803,24 @@ a previously found match." `(menu-item ,(purecopy "Move to Previous Match") occur-prev :help ,(purecopy "Move to the Nth (default 1) previous match in an Occur mode buffer"))) map) + "Menu keymap for `occur-mode'.") + +(defvar occur-mode-map + (let ((map (make-sparse-keymap))) + ;; We use this alternative name, so we can use \\[occur-mode-mouse-goto]. + (define-key map [mouse-2] 'occur-mode-mouse-goto) + (define-key map "\C-c\C-c" 'occur-mode-goto-occurrence) + (define-key map "\C-x\C-q" 'occur-edit-mode) + (define-key map "\C-m" 'occur-mode-goto-occurrence) + (define-key map "o" 'occur-mode-goto-occurrence-other-window) + (define-key map "\C-o" 'occur-mode-display-occurrence) + (define-key map "\M-n" 'occur-next) + (define-key map "\M-p" 'occur-prev) + (define-key map "r" 'occur-rename-buffer) + (define-key map "c" 'clone-buffer) + (define-key map "\C-c\C-f" 'next-error-follow-minor-mode) + (define-key map [menu-bar occur] (cons (purecopy "Occur") occur-menu-map)) + map) "Keymap for `occur-mode'.") (defvar occur-revert-arguments nil @@ -853,6 +857,63 @@ Alternatively, click \\[occur-mode-mouse-goto] on an item to go to it. (add-hook 'change-major-mode-hook 'font-lock-defontify nil t) (setq next-error-function 'occur-next-error)) + +;;; Occur Edit mode + +(defvar occur-edit-mode-map + (let ((map (make-sparse-keymap))) + (set-keymap-parent map text-mode-map) + (define-key map [mouse-2] 'occur-mode-mouse-goto) + (define-key map "\C-c\C-c" 'occur-mode-goto-occurrence) + (define-key map "\C-x\C-q" 'occur-mode) + (define-key map "\C-c\C-f" 'next-error-follow-minor-mode) + (define-key map [menu-bar occur] (cons (purecopy "Occur") occur-menu-map)) + map) + "Keymap for `occur-edit-mode'.") + +(define-derived-mode occur-edit-mode occur-mode "Occur-Edit" + "Major mode for editing *Occur* buffers. +In this mode, changes to the *Occur* buffer are also applied to +the originating buffer. + +To return to ordinary Occur mode, use \\[occur-mode]." + (setq buffer-read-only nil) + (add-hook 'after-change-functions 'occur-after-change-function nil t)) + +(defun occur-after-change-function (beg end length) + (save-excursion + (goto-char beg) + (let* ((m (get-text-property (line-beginning-position) 'occur-target)) + (buf (marker-buffer m)) + (col (current-column))) + (when (= length 0) + ;; Apply occur-target property to inserted (e.g. yanked) text. + (put-text-property beg end 'occur-target m) + ;; Did we insert a newline? Occur Edit mode can't create new + ;; Occur entries; just discard everything after the newline. + (save-excursion + (and (search-forward "\n" end t) + (delete-region (1- (point)) end)))) + (let ((line (- (line-number-at-pos) + (line-number-at-pos (window-start)))) + (readonly (with-current-buffer buf buffer-read-only)) + (win (or (get-buffer-window buf) + (display-buffer buf t))) + (text (save-excursion + (forward-line 0) + (search-forward ":" nil t) + (setq col (- col (current-column))) + (buffer-substring-no-properties (point) (line-end-position))))) + (with-selected-window win + (goto-char m) + (recenter line) + (if readonly + (message "Buffer `%s' is read only." buf) + (delete-region (line-beginning-position) (line-end-position)) + (insert text)) + (move-to-column col)))))) + + (defun occur-revert-function (_ignore1 _ignore2) "Handle `revert-buffer' for Occur mode buffers." (apply 'occur-1 (append occur-revert-arguments (list (buffer-name))))) @@ -1280,6 +1341,7 @@ See also `multi-occur'." `(font-lock-face prefix-face)) `(occur-prefix t mouse-face (highlight) occur-target ,marker follow-link t + read-only t help-echo "mouse-2: go to this occurrence")))) (match-str ;; We don't put `mouse-face' on the newline, @@ -1339,13 +1401,15 @@ See also `multi-occur'." (goto-char headerpt) (let ((beg (point)) end) - (insert (format "%d match%s%s in buffer: %s\n" - matches (if (= matches 1) "" "es") - ;; Don't display regexp for multi-buffer. - (if (> (length buffers) 1) - "" (format " for \"%s\"" - (query-replace-descr regexp))) - (buffer-name buf))) + (insert (propertize + (format "%d match%s%s in buffer: %s\n" + matches (if (= matches 1) "" "es") + ;; Don't display regexp for multi-buffer. + (if (> (length buffers) 1) + "" (format " for \"%s\"" + (query-replace-descr regexp))) + (buffer-name buf)) + 'read-only t)) (setq end (point)) (add-text-properties beg end (append |