Commit 40954111 authored by Richard M. Stallman's avatar Richard M. Stallman

*** empty log message ***

parent 690eca32
(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] (cons "File" menu-bar-file-menu))
(setq menu-bar-edit-menu (make-sparse-keymap "Edit"))
(define-key global-map [menu-bar edit] (cons "Edit" menu-bar-edit-menu))
(setq menu-bar-buffer-menu (make-sparse-keymap "Buffers"))
(define-key global-map [menu-bar buffer] (cons "Buffers" menu-bar-buffer-menu))
(setq menu-bar-help-menu (make-sparse-keymap "Help"))
(define-key global-map [menu-bar help] (cons "Help" menu-bar-help-menu))
(setq menu-bar-edit-menu (make-sparse-keymap "Edit"))
(define-key global-map [menu-bar edit] (cons "Edit" menu-bar-edit-menu))
(setq menu-bar-file-menu (make-sparse-keymap "File"))
(define-key global-map [menu-bar file] (cons "File" menu-bar-file-menu))
(define-key menu-bar-file-menu [exit-emacs]
'("Exit Emacs" . save-buffers-kill-emacs))
......@@ -77,7 +75,99 @@
(and (boundp 'pending-undo-list)
(define-key global-map [menu-bar buffer] '("Buffers" . mouse-buffer-menu))
(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.")
(defun mouse-buffer-menu (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))
;; 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
(list "Buffer Menu"
(cons "Select Buffer"
(let ((tail buffers)
(maxlen 0)
(while tail
(let ((elt (car tail)))
(if (not (string-match "^ "
(buffer-name elt)))
(setq head (cons
"%14s %s"
(buffer-name elt)
(or (buffer-file-name elt) ""))
(and head (> (length (car (car head))) maxlen)
(setq maxlen (length (car (car head))))))
(setq tail (cdr tail)))
(nconc (reverse head)
(list (cons (concat (make-string (- (/ maxlen 2) 8) ?\ )
"List All Buffers")
(let ((buf (x-popup-menu (if (listp event) event
(cons '(0 0) (selected-frame)))
(window (and (listp event) (posn-window (event-start event)))))
(if (eq buf 'list-buffers)
(if 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)
(set-buffer buf)
(funcall action buf)))
(and (windowp window)
(select-window window))
(switch-to-buffer buf)))))))
;; 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) ""))))))
(let ((frames (frame-list)))
(while frames
(modify-frame-parameters (car frames) '((menu-bar-lines . 1)))
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