-(define-key global-map [menu-bar] (make-sparse-keymap "menu-bar"))
-(setq menu-bar-file-menu (make-sparse-keymap "File"))
-(define-key global-map [menu-bar file] menu-bar-file-menu)
-(setq menu-bar-edit-menu (make-sparse-keymap "Edit"))
-(define-key global-map [menu-bar edit] menu-bar-edit-menu)
-(setq menu-bar-buffer-menu (make-sparse-keymap "Buffer"))
-(define-key global-map [menu-bar buffer] menu-bar-buffer-menu)
-(setq menu-bar-help-menu (make-sparse-keymap "Help"))
-(define-key global-map [menu-bar help] menu-bar-help-menu)
-
-(define-key menu-bar-file-map [new-frame] '("New Frame" . new-frame))
-(define-key menu-bar-file-map [open-file] '("Open File..." . find-file))
-(define-key menu-bar-file-map [save-buffer] '("Save Buffer" . save-buffer))
-(define-key menu-bar-file-map [write-file]
- '("Save Buffer As..." . write-file))
-(define-key menu-bar-file-map [revert-buffer]
- '("Revert Buffer" . revert-buffer))
-(define-key menu-bar-file-map [print-buffer] '("Print Buffer" . print-buffer))
-(define-key menu-bar-file-map [delete-frame] '("Delete Frame" . delete-frame))
-(define-key menu-bar-file-map [kill-buffer]
- '("Kill Buffer" . kill-this-buffer))
-(define-key menu-bar-file-map [exit-emacs]
+;;; menu-bar.el --- define a default menu bar.
+
+;; Author: RMS
+;; Keywords: internal
+
+;; Copyright (C) 1993, 1994 Free Software Foundation, Inc.
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 2, or (at your option)
+;; any later version.
+
+;; GNU Emacs is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs; see the file COPYING. If not, write to
+;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+;;; Code:
+
+;; 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 help] (cons "Help" menu-bar-help-menu))
+(defvar menu-bar-edit-menu (make-sparse-keymap "Edit"))
+(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-edit-map [undo] '("Undo" . advertised-undo))
-(define-key menu-bar-edit-map [cut] '("Cut" . x-kill-primary-selection))
-(define-key menu-bar-edit-map [copy] '("Copy" . x-copy-primary-selection))
-(define-key menu-bar-edit-map [paste] '("Paste" . x-yank-clipboard-selection))
-(define-key menu-bar-edit-map [clear] '("Clear" . x-delete-primary-selection))
+(define-key menu-bar-file-menu [separator-compare]
+ '("--"))
-(define-key menu-bar-help-map [info] '("Info" . info))
-(define-key menu-bar-help-map [describe-mode]
- '("Describe Mode" . describe-mode))
-(define-key menu-bar-help-map [command-apropos]
- '("Command Apropos..." . command-apropos))
-(define-key menu-bar-help-map [list-keybindings]
- '("List Keybindings" . describe-bindings))
-(define-key menu-bar-help-map [describe-key]
- '("Describe Key..." . describe-key))
-(define-key menu-bar-help-map [describe-function]
- '("Describe Function..." . describe-function))
-(define-key menu-bar-help-map [describe-variable]
- '("Describe Variable..." . describe-variable))
-(define-key menu-bar-help-map [man] '("Man..." . manual-entry))
-(define-key menu-bar-help-map [emacs-tutorial]
- '("Emacs Tutorial" . help-with-tutorial))
-(define-key menu-bar-help-map [emacs-news] '("Emacs News" . view-emacs-news))
+(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 [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]
+ '("Save Buffer As..." . 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))
+\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 [clear] '("Clear" . delete-region))
+(define-key menu-bar-edit-menu [choose-next-paste]
+ '("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))
+(define-key menu-bar-edit-menu [undo] '("Undo" . undo))
+
+(put 'fill-region 'menu-enable 'mark-active)
+(put 'kill-region 'menu-enable 'mark-active)
+(put 'kill-ring-save 'menu-enable 'mark-active)
+(put 'yank 'menu-enable '(x-selection-exists-p))
+(put 'delete-region 'menu-enable 'mark-active)
+(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))
+(define-key menu-bar-help-menu [describe-variable]
+ '("Describe Variable..." . describe-variable))
+(define-key menu-bar-help-menu [describe-function]
+ '("Describe Function..." . describe-function))
+(define-key menu-bar-help-menu [describe-key]
+ '("Describe Key..." . describe-key))
+(define-key menu-bar-help-menu [list-keybindings]
+ '("List Keybindings" . describe-bindings))
+(define-key menu-bar-help-menu [command-apropos]
+ '("Command Apropos..." . command-apropos))
+(define-key menu-bar-help-menu [describe-mode]
+ '("Describe Mode" . describe-mode))
+(define-key menu-bar-help-menu [info] '("Info" . info))
+
+(define-key menu-bar-help-menu [emacs-news] '("Emacs News" . view-emacs-news))
(defun kill-this-buffer () ; for the menubar
"Kills the current buffer."
(interactive)
(kill-buffer (current-buffer)))
+(defun kill-this-buffer-enabled-p ()
+ (let ((count 0)
+ (buffers (buffer-list)))
+ (while buffers
+ (or (string-match "^ " (buffer-name (car buffers)))
+ (setq count (1+ count)))
+ (setq buffers (cdr buffers)))
+ (> count 1)))
+
(put 'save-buffer 'menu-enable '(buffer-modified-p))
-(put 'revert-buffer 'menu-enable 'buffer-file-name)
-(put 'delete-frame 'menu-enable '(null (cdr (visible-frame-list)))))
-(put 'x-kill-primary-selection 'menu-enable '(x-selection-owner-p))
-(put 'x-copy-primary-selection 'menu-enable '(x-selection-owner-p))
-(put 'x-yank-clipboard-selection 'menu-enable '(x-selection-owner-p))
-(put 'x-delete-primary-selection 'menu-enable
- '(x-selection-exists-p 'CLIPBOARD))
+(put 'revert-buffer 'menu-enable
+ '(or revert-buffer-function revert-buffer-insert-file-contents-function
+ (and (buffer-file-name)
+ (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))
+ (count 0))
+ (while frames
+ (if (cdr (assq 'visibility (frame-parameters (car frames))))
+ (setq count (1+ count)))
+ (setq frames (cdr frames)))
+ (> count 1)))
+(put 'kill-this-buffer 'menu-enable '(kill-this-buffer-enabled-p))
+
(put 'advertised-undo 'menu-enable
'(and (not (eq t buffer-undo-list))
(if (eq last-command 'undo)
- (setq undoing-more
- (and (boundp 'pending-undo-list)
- pending-undo-list)
- buffer-undo-list))))
\ No newline at end of file
+ (and (boundp 'pending-undo-list)
+ pending-undo-list)
+ buffer-undo-list)))
+
+(defvar yank-menu-length 100
+ "*Maximum length of an item in the menu for \
+\\[mouse-menu-choose-yank].")
+
+(defun mouse-menu-choose-yank (event)
+ "Pop up a menu of the kill-ring for selection with the mouse.
+The kill-ring-yank-pointer is moved to the selected element.
+A subsequent \\[yank] yanks the choice just selected."
+ (interactive "e")
+ (let* ((count 0)
+ (menu (mapcar (lambda (string)
+ (if (> (length string) yank-menu-length)
+ (setq string (substring string
+ 0 yank-menu-length)))
+ (prog1 (cons string count)
+ (setq count (1+ count))))
+ kill-ring))
+ (arg (x-popup-menu event
+ (list "Yank Menu"
+ (cons "Choose Next Yank" menu)))))
+ ;; A mouse click outside the menu returns nil.
+ ;; Avoid a confusing error from passing nil to rotate-yank-pointer.
+ ;; XXX should this perhaps do something other than simply return? -rm
+ (if arg
+ (progn
+ ;; 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" . 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.
+This applies to the Buffers menu from the menu bar.")
+
+(defvar buffers-menu-max-size 10
+ "*Maximum number of entries which may appear on the Buffers menu.
+If this is 10, then only the ten most-recently-selected buffers are shown.
+If this is nil, then all buffers are shown.
+A large number or nil slows down menu responsiveness.")
+
+(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)
+;;; "Returns a string to represent the given buffer in the Buffer menu.
+;;;nil means the buffer shouldn't be listed. You can redefine this."
+;;; (if (string-match "\\` " (buffer-name buffer))
+;;; nil
+;;; (save-excursion
+;;; (set-buffer buffer)
+;;; (let ((size (buffer-size)))
+;;; (format "%s%s %-19s %6s %-15s %s"
+;;; (if (buffer-modified-p) "*" " ")
+;;; (if buffer-read-only "%" " ")
+;;; (buffer-name)
+;;; size
+;;; 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
+created in the future.
+With a numeric argument, if the argument is negative,
+turn off menu bars; otherwise, turn on menu bars."
+ (interactive "P")
+
+ ;; 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))))
+ (modify-frame-parameters (car frames)
+ (list (cons 'height height))))
+ (setq frames (cdr frames)))))
+
+(provide 'menu-bar)
+
+;;; menu-bar.el ends here