;;; menu-bar.el --- define a default menu bar.
;; Author: RMS
-;; Keywords: internals
+;; Keywords: internal
-;; Copyright (C) 1993 Free Software Foundation, Inc.
+;; Copyright (C) 1993, 1994 Free Software Foundation, Inc.
;; This file is part of GNU Emacs.
;;; Code:
-(define-key global-map [menu-bar] (make-sparse-keymap "menu-bar"))
+;; Don't clobber an existing menu-bar keymap, to preserve any menu-bar key
+;; definitions made in loaddefs.el.
+(or (lookup-key global-map [menu-bar])
+ (define-key global-map [menu-bar] (make-sparse-keymap "menu-bar")))
(defvar menu-bar-help-menu (make-sparse-keymap "Help"))
;; Put Help item last.
(setq menu-bar-final-items '(help))
(define-key global-map [menu-bar edit] (cons "Edit" menu-bar-edit-menu))
(defvar menu-bar-file-menu (make-sparse-keymap "File"))
(define-key global-map [menu-bar file] (cons "File" menu-bar-file-menu))
-
+\f
(define-key menu-bar-file-menu [exit-emacs]
'("Exit Emacs" . save-buffers-kill-emacs))
+
+(define-key menu-bar-file-menu [separator-compare]
+ '("--"))
+
+(define-key menu-bar-file-menu [epatch]
+ '("Apply Patch" . menu-bar-epatch-menu))
+(define-key menu-bar-file-menu [ediff]
+ '("Compare Files" . menu-bar-ediff-menu))
+(define-key menu-bar-file-menu [emerge] '("Emerge" . menu-bar-emerge-menu))
+
+(define-key menu-bar-file-menu [separator-misc]
+ '("--"))
+
+(define-key menu-bar-file-menu [calendar] '("Calendar" . calendar))
+(define-key menu-bar-file-menu [rmail] '("Read Mail" . rmail))
+(define-key menu-bar-file-menu [gnus] '("Read Net News" . gnus))
+
+(define-key menu-bar-file-menu [separator-frames]
+ '("--"))
+
+(define-key menu-bar-file-menu [delete-frame] '("Delete Frame" . delete-frame))
+(define-key menu-bar-file-menu [make-frame] '("Make New Frame" . make-frame))
+
+(define-key menu-bar-file-menu [separator-buffers]
+ '("--"))
+
+(define-key menu-bar-file-menu [bookmark]
+ '("Bookmarks" . menu-bar-bookmark-map))
+(define-key menu-bar-file-menu [print-buffer]
+ '("Print Buffer" . print-buffer))
(define-key menu-bar-file-menu [kill-buffer]
'("Kill Buffer" . kill-this-buffer))
-(define-key menu-bar-file-menu [delete-frame] '("Delete Frame" . delete-frame))
-(define-key menu-bar-file-menu [print-buffer] '("Print Buffer" . print-buffer))
+(define-key menu-bar-file-menu [insert-file]
+ '("Insert File" . insert-file))
(define-key menu-bar-file-menu [revert-buffer]
'("Revert Buffer" . revert-buffer))
(define-key menu-bar-file-menu [write-file]
(define-key menu-bar-file-menu [save-buffer] '("Save Buffer" . save-buffer))
(define-key menu-bar-file-menu [dired] '("Open Directory..." . dired))
(define-key menu-bar-file-menu [open-file] '("Open File..." . find-file))
-(define-key menu-bar-file-menu [new-frame] '("New Frame" . new-frame))
+\f
+(define-key menu-bar-edit-menu [query-replace]
+ '("Query Replace" . query-replace))
+(define-key menu-bar-edit-menu [re-search-back]
+ '("Regexp Search Backwards" . re-search-backward))
+(define-key menu-bar-edit-menu [search-back]
+ '("Search Backwards" . search-backward))
+(define-key menu-bar-edit-menu [re-search-fwd]
+ '("Regexp Search" . re-search-forward))
+(define-key menu-bar-edit-menu [search-fwd]
+ '("Search" . search-forward))
+
+(define-key menu-bar-edit-menu [separator-misc]
+ '("--"))
+
+(define-key menu-bar-edit-menu [spell] '("Spell" . ispell-menu-map))
+(define-key menu-bar-edit-menu [fill] '("Fill" . fill-region))
+(define-key menu-bar-edit-menu [separator-edit]
+ '("--"))
-(define-key menu-bar-edit-menu [spell] '("Spell..." . ispell-menu-map))
-(define-key menu-bar-edit-menu [fill] '("Fill" . fill-region))
(define-key menu-bar-edit-menu [clear] '("Clear" . delete-region))
(define-key menu-bar-edit-menu [choose-next-paste]
- '("Choose Next Paste" . mouse-menu-choose-yank))
+ '("Choose Next Paste >" . mouse-menu-choose-yank))
(define-key menu-bar-edit-menu [paste] '("Paste" . yank))
(define-key menu-bar-edit-menu [copy] '("Copy" . kill-ring-save))
(define-key menu-bar-edit-menu [cut] '("Cut" . kill-region))
(put 'undo 'menu-enable '(if (eq last-command 'undo)
pending-undo-list
(consp buffer-undo-list)))
+(put 'query-replace 'menu-enable (not buffer-read-only))
(autoload 'ispell-menu-map "ispell" nil t 'keymap)
+;; These are alternative definitions for the cut, paste and copy
+;; menu items. Use them if your system expects these to use the clipboard
+
+(put 'clipboard-kill-region 'menu-enable 'mark-active)
+(put 'clipboard-kill-ring-save 'menu-enable 'mark-active)
+(put 'clipboard-yank 'menu-enable
+ '(or (x-selection-exists-p) (x-selection-exists-p 'CLIPBOARD)))
+
+(defun clipboard-yank ()
+ "Reinsert the last stretch of killed text, or the clipboard contents."
+ (interactive)
+ (let ((x-select-enable-clipboard t))
+ (yank)))
+
+(defun clipboard-kill-ring-save (beg end)
+ "Copy region to kill ring, and save in the X clipboard."
+ (interactive "r")
+ (let ((x-select-enable-clipboard t))
+ (kill-ring-save beg end)))
+
+(defun clipboard-kill-region (beg end)
+ "Kill the region, and save it in the X clipboard."
+ (interactive "r")
+ (let ((x-select-enable-clipboard t))
+ (kill-region beg end)))
+
+(defun menu-bar-enable-clipboard ()
+ "Make CUT, PASTE and COPY (keys and menu bar items) use the clipboard.
+Do the same for the keys of the same name."
+ (interactive)
+ ;; We can't use constant list structure here because it becomes pure,
+ ;; and because it gets modified with cache data.
+ (define-key menu-bar-edit-menu [paste]
+ (cons "Paste" 'clipboard-yank))
+ (define-key menu-bar-edit-menu [copy]
+ (cons "Copy" 'clipboard-kill-ring-save))
+ (define-key menu-bar-edit-menu [cut]
+ (cons "Cut" 'clipboard-kill-region))
+
+ (define-key global-map [f20] 'clipboard-kill-region)
+ (define-key global-map [f16] 'clipboard-kill-ring-save)
+ (define-key global-map [f18] 'clipboard-yank)
+ ;; X11R6 versions
+ (define-key global-map [cut] 'clipboard-kill-region)
+ (define-key global-map [copy] 'clipboard-kill-ring-save)
+ (define-key global-map [paste] 'clipboard-yank))
+\f
+(define-key menu-bar-help-menu [emacs-version]
+ '("Show Version" . emacs-version))
+(define-key menu-bar-help-menu [report-emacs-bug]
+ '("Send Bug Report" . report-emacs-bug))
(define-key menu-bar-help-menu [emacs-tutorial]
'("Emacs Tutorial" . help-with-tutorial))
(define-key menu-bar-help-menu [man] '("Man..." . manual-entry))
(put 'revert-buffer 'menu-enable
'(or revert-buffer-function revert-buffer-insert-file-contents-function
(and (buffer-file-name)
- (not (verify-visited-file-modtime (current-buffer))))))
+ (or (buffer-modified-p)
+ (not (verify-visited-file-modtime (current-buffer)))))))
;; Permit deleting frame if it would leave a visible or iconified frame.
(put 'delete-frame 'menu-enable
'(let ((frames (frame-list))
;; XXX should this perhaps do something other than simply return? -rm
(if arg
(progn
- (rotate-yank-pointer arg)
+ ;; We don't use `rotate-yank-pointer' because we want to move
+ ;; relative to the beginning of kill-ring, not the current
+ ;; position. Also, that would ask for any new X selection and
+ ;; thus change the list of items the user just chose from, which
+ ;; would be highly confusing.
+ (setq kill-ring-yank-pointer (nthcdr arg kill-ring))
(if (interactive-p)
(message "The next yank will insert the selected text.")
(current-kill 0))))))
(put 'mouse-menu-choose-yank 'menu-enable 'kill-ring)
\f
-(define-key global-map [menu-bar buffer] '("Buffers" . mouse-menu-bar-buffers))
+(define-key global-map [menu-bar buffer] '("Buffers" . menu-bar-buffers))
+
+(defalias 'menu-bar-buffers (make-sparse-keymap "Buffers"))
(defvar complex-buffers-menu-p nil
"*Non-nil says, offer a choice of actions after you pick a buffer.
If this is nil, then all buffers are shown.
A large number or nil slows down menu responsiveness.")
-(defun mouse-menu-bar-buffers (event)
- "Pop up a menu of buffers for selection with the mouse.
-This switches buffers in the window that you clicked on,
-and selects that window."
- (interactive "e")
- (let ((buffers (buffer-list))
- menu)
- ;; If requested, list only the N most recently selected buffers.
- (if (and (integerp buffers-menu-max-size)
- (> buffers-menu-max-size 1))
- (if (> (length buffers) buffers-menu-max-size)
- (setcdr (nthcdr buffers-menu-max-size buffers) nil)))
- (setq menu
- (cons "Select Buffer"
- (let ((tail buffers)
- (maxbuf 0)
- (maxlen 0)
- head)
- (while tail
- (or (eq ?\ (aref (buffer-name (car tail)) 0))
- (setq maxbuf
- (max maxbuf
- (length (buffer-name (car tail))))))
- (setq tail (cdr tail)))
- (setq tail buffers)
- (while tail
- (let ((elt (car tail)))
- (if (not (string-match "^ "
- (buffer-name elt)))
- (setq head (cons
- (cons
- (format
- (format "%%%ds %%s%%s %%s"
- maxbuf)
- (buffer-name elt)
- (if (buffer-modified-p elt)
- "*" " ")
- (save-excursion
- (set-buffer elt)
- (if buffer-read-only "%" " "))
- (or (buffer-file-name elt) ""))
- elt)
- head)))
- (and head (> (length (car (car head))) maxlen)
- (setq maxlen (length (car (car head))))))
- (setq tail (cdr tail)))
- (nconc (nreverse head)
- (list (cons
- (concat (make-string (max (- (/ maxlen
- 2)
- 8)
- 0) ?\ )
- "List All Buffers")
- 'list-buffers))))))
- (setq menu (list menu))
-
- (if (cdr (frame-list))
- (setq menu
- (cons (cons "Select Frame"
- (mapcar (lambda (frame)
- (cons (cdr (assq 'name
- (frame-parameters frame)))
- frame))
- (frame-list)))
- menu)))
- (setq menu (cons "Buffer and Frame Menu" menu))
-
- (let ((buf (x-popup-menu (if (listp event) event
- (cons '(0 0) (selected-frame)))
- menu))
- (window (and (listp event) (posn-window (event-start event)))))
- (cond ((framep buf)
- (make-frame-visible buf)
- (raise-frame buf)
- (select-frame buf))
- ((eq buf 'list-buffers)
- (list-buffers))
- (buf
- (if complex-buffers-menu-p
- (let ((action (x-popup-menu
- (if (listp event) event
- (cons '(0 0) (selected-frame)))
- '("Buffer Action"
- (""
- ("Save Buffer" . save-buffer)
- ("Kill Buffer" . kill-buffer)
- ("Select Buffer" . switch-to-buffer))))))
- (if (eq action 'save-buffer)
- (save-excursion
- (set-buffer buf)
- (save-buffer))
- (funcall action buf)))
- (and (windowp window)
- (select-window window))
- (switch-to-buffer buf)))))))
+(defvar list-buffers-directory nil)
+
+(defun menu-bar-select-buffer ()
+ (interactive)
+ (switch-to-buffer last-command-event))
+
+(defun menu-bar-select-frame ()
+ (interactive)
+ (make-frame-visible last-command-event)
+ (raise-frame last-command-event)
+ (select-frame last-command-event))
+
+(defun menu-bar-update-buffers ()
+ ;; If user discards the Buffers item, play along.
+ (and (lookup-key (current-global-map) [menu-bar buffer])
+ (frame-or-buffer-changed-p)
+ (let ((buffers (buffer-list))
+ (frames (frame-list))
+ buffers-menu frames-menu)
+ ;; If requested, list only the N most recently selected buffers.
+ (if (and (integerp buffers-menu-max-size)
+ (> buffers-menu-max-size 1))
+ (if (> (length buffers) buffers-menu-max-size)
+ (setcdr (nthcdr buffers-menu-max-size buffers) nil)))
+
+ ;; Make the menu of buffers proper.
+ (setq buffers-menu
+ (cons "Select Buffer"
+ (let ((tail buffers)
+ (maxbuf 0)
+ (maxlen 0)
+ alist
+ head)
+ (while tail
+ (or (eq ?\ (aref (buffer-name (car tail)) 0))
+ (setq maxbuf
+ (max maxbuf
+ (length (buffer-name (car tail))))))
+ (setq tail (cdr tail)))
+ (setq tail buffers)
+ (while tail
+ (let ((elt (car tail)))
+ (or (eq ?\ (aref (buffer-name elt) 0))
+ (setq alist (cons
+ (cons
+ (format
+ (format "%%%ds %%s%%s %%s"
+ maxbuf)
+ (buffer-name elt)
+ (if (buffer-modified-p elt)
+ "*" " ")
+ (save-excursion
+ (set-buffer elt)
+ (if buffer-read-only "%" " "))
+ (or (buffer-file-name elt)
+ (save-excursion
+ (set-buffer elt)
+ list-buffers-directory)
+ ""))
+ elt)
+ alist)))
+ (and alist (> (length (car (car alist))) maxlen)
+ (setq maxlen (length (car (car alist))))))
+ (setq tail (cdr tail)))
+ (setq alist (nreverse alist))
+ (nconc (mapcar '(lambda (pair)
+ ;; This is somewhat risque, to use
+ ;; the buffer name itself as the event
+ ;; type to define, but it works.
+ ;; It would not work to use the buffer
+ ;; since a buffer as an event has its
+ ;; own meaning.
+ (nconc (list (buffer-name (cdr pair))
+ (car pair)
+ (cons nil nil))
+ 'menu-bar-select-buffer))
+ alist)
+ (list
+ (cons
+ 'list-buffers
+ (cons
+ (concat (make-string (max (- (/ maxlen 2) 8) 0)
+ ?\ )
+ "List All Buffers")
+ 'list-buffers)))))))
+
+
+ ;; Make a Frames menu if we have more than one frame.
+ (if (cdr frames)
+ (setq frames-menu
+ (cons "Select Frame"
+ (mapcar '(lambda (frame)
+ (nconc (list frame
+ (cdr (assq 'name
+ (frame-parameters frame)))
+ (cons nil nil))
+ 'menu-bar-select-frame))
+ frames))))
+ (if buffers-menu
+ (setq buffers-menu (cons 'keymap buffers-menu)))
+ (if frames-menu
+ (setq frames-menu (cons 'keymap frames-menu)))
+ (define-key (current-global-map) [menu-bar buffer]
+ (cons "Buffers"
+ (if (and buffers-menu frames-menu)
+ (list 'keymap "Buffers and Frames"
+ (cons 'buffers (cons "Buffers" buffers-menu))
+ (cons 'frames (cons "Frames" frames-menu)))
+ (or buffers-menu frames-menu 'undefined)))))))
+
+(add-hook 'menu-bar-update-hook 'menu-bar-update-buffers)
;; this version is too slow
;;;(defun format-buffers-menu-line (buffer)
;;; mode-name
;;; (or (buffer-file-name) ""))))))
\f
+(defvar menu-bar-mode nil)
+
(defun menu-bar-mode (flag)
"Toggle display of a menu bar on each frame.
This command applies to all frames that exist and frames to be
With a numeric argument, if the argument is negative,
turn off menu bars; otherwise, turn on menu bars."
(interactive "P")
- (if flag (setq flag (prefix-numeric-value flag)))
-
- ;; Obtain the current setting by looking at default-frame-alist.
- (let ((menu-bar-mode
- (not (zerop (let ((assq (assq 'menu-bar-lines default-frame-alist)))
- (if assq (cdr assq) 0))))))
-
- ;; Tweedle it according to the argument.
- (setq menu-bar-mode (if (null flag) (not menu-bar-mode)
- (or (not (numberp flag)) (>= flag 0))))
-
- ;; Apply it to default-frame-alist.
- (let ((parameter (assq 'menu-bar-lines default-frame-alist)))
- (if (consp parameter)
- (setcdr parameter (if menu-bar-mode 1 0))
- (setq default-frame-alist
- (cons (cons 'menu-bar-lines (if menu-bar-mode 1 0))
- default-frame-alist))))
-
- ;; Apply it to existing frames.
- (let ((frames (frame-list)))
- (while frames
+
+ ;; Make menu-bar-mode and default-frame-alist consistent.
+ (let ((default (assq 'menu-bar-lines default-frame-alist)))
+ (if default
+ (setq menu-bar-mode (not (eq (cdr default) 0)))
+ (setq default-frame-alist
+ (cons (cons 'menu-bar-lines (if menu-bar-mode 1 0))
+ default-frame-alist))))
+
+ ;; Toggle or set the mode, according to FLAG.
+ (setq menu-bar-mode (if (null flag) (not menu-bar-mode)
+ (> (prefix-numeric-value flag) 0)))
+
+ ;; Apply it to default-frame-alist.
+ (let ((parameter (assq 'menu-bar-lines default-frame-alist)))
+ (if (consp parameter)
+ (setcdr parameter (if menu-bar-mode 1 0))
+ (setq default-frame-alist
+ (cons (cons 'menu-bar-lines (if menu-bar-mode 1 0))
+ default-frame-alist))))
+
+ ;; Apply it to existing frames.
+ (let ((frames (frame-list)))
+ (while frames
+ (let ((height (cdr (assq 'height (frame-parameters (car frames))))))
(modify-frame-parameters (car frames)
(list (cons 'menu-bar-lines
- (if menu-bar-mode 1 0))))
- (setq frames (cdr frames))))))
-
-;; Make frames created from now on have a menu bar.
-(if window-system
- (menu-bar-mode t))
+ (if menu-bar-mode 1 0))))
+ (modify-frame-parameters (car frames)
+ (list (cons 'height height))))
+ (setq frames (cdr frames)))))
(provide 'menu-bar)