;;; tool-bar.el --- setting up the tool bar
-;;
-;; Copyright (C) 2000, 2001, 2002, 2003, 2004,
-;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
-;;
+
+;; Copyright (C) 2000-2016 Free Software Foundation, Inc.
+
;; Author: Dave Love <fx@gnu.org>
;; Keywords: mouse frames
+;; Package: emacs
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; 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 3, or (at your option)
-;; any later version.
+;; the Free Software Foundation, either version 3 of the License, 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
;; 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, Inc., 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; Deleting it means invoking this command won't work
;; when you are on a tty. I hope that won't cause too much trouble -- rms.
(define-minor-mode tool-bar-mode
- "Toggle use of the tool bar.
-With numeric ARG, display the tool bar if and only if ARG is positive.
+ "Toggle the tool bar in all graphical frames (Tool Bar mode).
+With a prefix argument ARG, enable Tool Bar mode if ARG is
+positive, and disable it otherwise. If called from Lisp, enable
+Tool Bar mode if ARG is omitted or nil.
See `tool-bar-add-item' and `tool-bar-add-item-from-menu' for
conveniently adding tool bar items."
- :init-value nil
+ :init-value t
:global t
- :group 'mouse
- :group 'frames
- (and (display-images-p)
- (modify-all-frames-parameters (list (cons 'tool-bar-lines
- (if tool-bar-mode 1 0))))
- (if (and tool-bar-mode
- (display-graphic-p))
- (tool-bar-setup))))
+ ;; It's defined in C/cus-start, this stops the d-m-m macro defining it again.
+ :variable tool-bar-mode
+ (let ((val (if tool-bar-mode 1 0)))
+ (dolist (frame (frame-list))
+ (set-frame-parameter frame 'tool-bar-lines val))
+ ;; If the user has given `default-frame-alist' a `tool-bar-lines'
+ ;; parameter, replace it.
+ (if (assq 'tool-bar-lines default-frame-alist)
+ (setq default-frame-alist
+ (cons (cons 'tool-bar-lines val)
+ (assq-delete-all 'tool-bar-lines
+ default-frame-alist)))))
+ (and tool-bar-mode
+ (= 1 (length (default-value 'tool-bar-map))) ; not yet setup
+ (tool-bar-setup)))
;;;###autoload
;; Used in the Show/Hide menu, to have the toggle reflect the current frame.
(tool-bar-mode (if (> (frame-parameter nil 'tool-bar-lines) 0) 0 1))
(tool-bar-mode arg)))
-;;;###autoload
-;; We want to pretend the toolbar by standard is on, as this will make
-;; customize consider disabling the toolbar a customization, and save
-;; that. We could do this for real by setting :init-value above, but
-;; that would turn on the toolbar in MS Windows where it is currently
-;; useless, and it would overwrite disabling the tool bar from X
-;; resources. If anyone want to implement this in a cleaner way,
-;; please do so.
-;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2002-02-21.
-(put 'tool-bar-mode 'standard-value '(t))
-
(defvar tool-bar-map (make-sparse-keymap)
"Keymap for the tool bar.
Define this locally to override the global tool bar.")
(global-set-key [tool-bar]
- '(menu-item "tool bar" ignore
- :filter (lambda (ignore) tool-bar-map)))
+ `(menu-item ,(purecopy "tool bar") ignore
+ :filter tool-bar-make-keymap))
+
+(declare-function image-mask-p "image.c" (spec &optional frame))
+
+(defconst tool-bar-keymap-cache (make-hash-table :weakness t :test 'equal))
+
+(defun tool-bar-make-keymap (&optional _ignore)
+ "Generate an actual keymap from `tool-bar-map'.
+Its main job is to figure out which images to use based on the display's
+color capability and based on the available image libraries."
+ (let ((key (cons (frame-terminal) tool-bar-map)))
+ (or (gethash key tool-bar-keymap-cache)
+ (puthash key (tool-bar-make-keymap-1) tool-bar-keymap-cache))))
+
+(defun tool-bar-make-keymap-1 ()
+ "Generate an actual keymap from `tool-bar-map', without caching."
+ (mapcar (lambda (bind)
+ (let (image-exp plist)
+ (when (and (eq (car-safe (cdr-safe bind)) 'menu-item)
+ ;; For the format of menu-items, see node
+ ;; `Extended Menu Items' in the Elisp manual.
+ (setq plist (nthcdr (if (consp (nth 4 bind)) 5 4)
+ bind))
+ (setq image-exp (plist-get plist :image))
+ (consp image-exp)
+ (not (eq (car image-exp) 'image))
+ (fboundp (car image-exp)))
+ (if (not (display-images-p))
+ (setq bind nil)
+ (let ((image (eval image-exp)))
+ (unless (and image (image-mask-p image))
+ (setq image (append image '(:mask heuristic))))
+ (setq bind (copy-sequence bind)
+ plist (nthcdr (if (consp (nth 4 bind)) 5 4)
+ bind))
+ (plist-put plist :image image))))
+ bind))
+ tool-bar-map))
;;;###autoload
(defun tool-bar-add-item (icon def key &rest props)
Info node `(elisp)Tool Bar'. Items are added from left to right.
ICON is the base name of a file containing the image to use. The
-function will first try to use low-color/ICON.xpm if display-color-cells
+function will first try to use low-color/ICON.xpm if `display-color-cells'
is less or equal to 256, then ICON.xpm, then ICON.pbm, and finally
ICON.xbm, using `find-image'.
To define items in any other map, use `tool-bar-local-item'."
(apply 'tool-bar-local-item icon def key tool-bar-map props))
+(defun tool-bar--image-expression (icon)
+ "Return an expression that evaluates to an image spec for ICON."
+ (let* ((fg (face-attribute 'tool-bar :foreground))
+ (bg (face-attribute 'tool-bar :background))
+ (colors (nconc (if (eq fg 'unspecified) nil (list :foreground fg))
+ (if (eq bg 'unspecified) nil (list :background bg))))
+ (xpm-spec (list :type 'xpm :file (concat icon ".xpm")))
+ (xpm-lo-spec (list :type 'xpm :file
+ (concat "low-color/" icon ".xpm")))
+ (pbm-spec (append (list :type 'pbm :file
+ (concat icon ".pbm")) colors))
+ (xbm-spec (append (list :type 'xbm :file
+ (concat icon ".xbm")) colors)))
+ `(find-image (cond ((not (display-color-p))
+ ',(list pbm-spec xbm-spec xpm-lo-spec xpm-spec))
+ ((< (display-color-cells) 256)
+ ',(list xpm-lo-spec xpm-spec pbm-spec xbm-spec))
+ (t
+ ',(list xpm-spec pbm-spec xbm-spec))))))
+
;;;###autoload
(defun tool-bar-local-item (icon def key map &rest props)
"Add an item to the tool bar in map MAP.
Info node `(elisp)Tool Bar'. Items are added from left to right.
ICON is the base name of a file containing the image to use. The
-function will first try to use low-color/ICON.xpm if display-color-cells
+function will first try to use low-color/ICON.xpm if `display-color-cells'
is less or equal to 256, then ICON.xpm, then ICON.pbm, and finally
ICON.xbm, using `find-image'."
- (let* ((fg (face-attribute 'tool-bar :foreground))
- (bg (face-attribute 'tool-bar :background))
- (colors (nconc (if (eq fg 'unspecified) nil (list :foreground fg))
- (if (eq bg 'unspecified) nil (list :background bg))))
- (xpm-spec (list :type 'xpm :file (concat icon ".xpm")))
- (xpm-lo-spec (if (> (display-color-cells) 256)
- nil
- (list :type 'xpm :file
- (concat "low-color/" icon ".xpm"))))
- (pbm-spec (append (list :type 'pbm :file
- (concat icon ".pbm")) colors))
- (xbm-spec (append (list :type 'xbm :file
- (concat icon ".xbm")) colors))
- (image (find-image
- (if (display-color-p)
- (list xpm-lo-spec xpm-spec pbm-spec xbm-spec)
- (list pbm-spec xbm-spec xpm-lo-spec xpm-spec)))))
-
- (when (and (display-images-p) image)
- (unless (image-mask-p image)
- (setq image (append image '(:mask heuristic))))
- (define-key-after map (vector key)
- `(menu-item ,(symbol-name key) ,def :image ,image ,@props)))))
+ (let* ((image-exp (tool-bar--image-expression icon)))
+ (define-key-after map (vector key)
+ `(menu-item ,(symbol-name key) ,def :image ,image-exp ,@props))
+ (force-mode-line-update)))
;;;###autoload
(defun tool-bar-add-item-from-menu (command icon &optional map &rest props)
(setq from-map global-map))
(let* ((menu-bar-map (lookup-key from-map [menu-bar]))
(keys (where-is-internal command menu-bar-map))
- (fg (face-attribute 'tool-bar :foreground))
- (bg (face-attribute 'tool-bar :background))
- (colors (nconc (if (eq fg 'unspecified) nil (list :foreground fg))
- (if (eq bg 'unspecified) nil (list :background bg))))
- (xpm-spec (list :type 'xpm :file (concat icon ".xpm")))
- (xpm-lo-spec (if (> (display-color-cells) 256)
- nil
- (list :type 'xpm :file
- (concat "low-color/" icon ".xpm"))))
- (pbm-spec (append (list :type 'pbm :file
- (concat icon ".pbm")) colors))
- (xbm-spec (append (list :type 'xbm :file
- (concat icon ".xbm")) colors))
- (spec (if (display-color-p)
- (list xpm-lo-spec xpm-spec pbm-spec xbm-spec)
- (list pbm-spec xbm-spec xpm-lo-spec xpm-spec)))
- (image (find-image spec))
+ (image-exp (tool-bar--image-expression icon))
submap key)
- (when (and (display-images-p) image)
- ;; We'll pick up the last valid entry in the list of keys if
- ;; there's more than one.
- (dolist (k keys)
- ;; We're looking for a binding of the command in a submap of
- ;; the menu bar map, so the key sequence must be two or more
- ;; long.
- (if (and (vectorp k)
- (> (length k) 1))
- (let ((m (lookup-key menu-bar-map (substring k 0 -1)))
- ;; Last element in the bound key sequence:
- (kk (aref k (1- (length k)))))
- (if (and (keymapp m)
- (symbolp kk))
- (setq submap m
- key kk)))))
- (when (and (symbolp submap) (boundp submap))
- (setq submap (eval submap)))
- (unless (image-mask-p image)
- (setq image (append image '(:mask heuristic))))
- (let ((defn (assq key (cdr submap))))
- (if (eq (cadr defn) 'menu-item)
- (define-key-after in-map (vector key)
- (append (cdr defn) (list :image image) props))
- (setq defn (cdr defn))
- (define-key-after in-map (vector key)
- (let ((rest (cdr defn)))
- ;; If the rest of the definition starts
- ;; with a list of menu cache info, get rid of that.
- (if (and (consp rest) (consp (car rest)))
- (setq rest (cdr rest)))
- (append `(menu-item ,(car defn) ,rest)
- (list :image image) props))))))))
+ ;; We'll pick up the last valid entry in the list of keys if
+ ;; there's more than one.
+ ;; FIXME: Aren't they *all* "valid"?? --Stef
+ (dolist (k keys)
+ ;; We're looking for a binding of the command in a submap of
+ ;; the menu bar map, so the key sequence must be two or more
+ ;; long.
+ (if (and (vectorp k)
+ (> (length k) 1))
+ (let ((m (lookup-key menu-bar-map (substring k 0 -1)))
+ ;; Last element in the bound key sequence:
+ (kk (aref k (1- (length k)))))
+ (if (and (keymapp m)
+ (symbolp kk))
+ (setq submap m
+ key kk)))))
+ (when (and (symbolp submap) (boundp submap))
+ (setq submap (eval submap)))
+ (let ((defn (assq key (cdr submap))))
+ (if (eq (cadr defn) 'menu-item)
+ (define-key-after in-map (vector key)
+ (append (cdr defn) (list :image image-exp) props))
+ (setq defn (cdr defn))
+ (define-key-after in-map (vector key)
+ (let ((rest (cdr defn)))
+ ;; If the rest of the definition starts
+ ;; with a list of menu cache info, get rid of that.
+ (if (and (consp rest) (consp (car rest)))
+ (setq rest (cdr rest)))
+ (append `(menu-item ,(car defn) ,rest)
+ (list :image image-exp) props))))
+ (force-mode-line-update))))
;;; Set up some global items. Additions/deletions up for grabs.
-(defvar tool-bar-setup nil
- "Set to t if the tool-bar has been set up by `tool-bar-setup'.")
-
-(defun tool-bar-setup (&optional frame)
- (unless tool-bar-setup
- (with-selected-frame (or frame (selected-frame))
- ;; People say it's bad to have EXIT on the tool bar, since users
- ;; might inadvertently click that button.
- ;;(tool-bar-add-item-from-menu 'save-buffers-kill-emacs "exit")
- (tool-bar-add-item-from-menu 'find-file "new")
- (tool-bar-add-item-from-menu 'menu-find-file-existing "open")
- (tool-bar-add-item-from-menu 'dired "diropen")
- (tool-bar-add-item-from-menu 'kill-this-buffer "close")
- (tool-bar-add-item-from-menu 'save-buffer "save" nil
- :visible '(or buffer-file-name
- (not (eq 'special
- (get major-mode
- 'mode-class)))))
- (tool-bar-add-item-from-menu 'write-file "saveas" nil
- :visible '(or buffer-file-name
- (not (eq 'special
- (get major-mode
- 'mode-class)))))
- (tool-bar-add-item-from-menu 'undo "undo" nil
- :visible '(not (eq 'special (get major-mode
- 'mode-class))))
- (tool-bar-add-item-from-menu (lookup-key menu-bar-edit-menu [cut])
- "cut" nil
- :visible '(not (eq 'special (get major-mode
- 'mode-class))))
- (tool-bar-add-item-from-menu (lookup-key menu-bar-edit-menu [copy])
- "copy")
- (tool-bar-add-item-from-menu (lookup-key menu-bar-edit-menu [paste])
- "paste" nil
- :visible '(not (eq 'special (get major-mode
- 'mode-class))))
- (tool-bar-add-item-from-menu 'nonincremental-search-forward "search")
- ;;(tool-bar-add-item-from-menu 'ispell-buffer "spell")
-
- ;; There's no icon appropriate for News and we need a command rather
- ;; than a lambda for Read Mail.
+(defun tool-bar-setup ()
+ (setq tool-bar-separator-image-expression
+ (tool-bar--image-expression "separator"))
+ (tool-bar-add-item-from-menu 'find-file "new" nil :label "New File"
+ :vert-only t)
+ (tool-bar-add-item-from-menu 'menu-find-file-existing "open" nil
+ :label "Open" :vert-only t)
+ (tool-bar-add-item-from-menu 'dired "diropen" nil :vert-only t)
+ (tool-bar-add-item-from-menu 'kill-this-buffer "close" nil :vert-only t)
+ (tool-bar-add-item-from-menu 'save-buffer "save" nil
+ :label "Save")
+ (define-key-after (default-value 'tool-bar-map) [separator-1] menu-bar-separator)
+ (tool-bar-add-item-from-menu 'undo "undo" nil)
+ (define-key-after (default-value 'tool-bar-map) [separator-2] menu-bar-separator)
+ (tool-bar-add-item-from-menu (lookup-key menu-bar-edit-menu [cut])
+ "cut" nil :vert-only t)
+ (tool-bar-add-item-from-menu (lookup-key menu-bar-edit-menu [copy])
+ "copy" nil :vert-only t)
+ (tool-bar-add-item-from-menu (lookup-key menu-bar-edit-menu [paste])
+ "paste" nil :vert-only t)
+ (define-key-after (default-value 'tool-bar-map) [separator-3] menu-bar-separator)
+ (tool-bar-add-item-from-menu 'isearch-forward "search"
+ nil :label "Search" :vert-only t)
+ ;;(tool-bar-add-item-from-menu 'ispell-buffer "spell")
+
+ ;; There's no icon appropriate for News and we need a command rather
+ ;; than a lambda for Read Mail.
;;(tool-bar-add-item-from-menu 'compose-mail "mail/compose")
- (tool-bar-add-item-from-menu 'print-buffer "print")
-
- ;; tool-bar-add-item-from-menu itself operates on
- ;; (default-value 'tool-bar-map), but when we don't use that function,
- ;; we must explicitly operate on the default value.
-
- (let ((tool-bar-map (default-value 'tool-bar-map)))
- (tool-bar-add-item "preferences" 'customize 'customize
- :help "Edit preferences (customize)")
-
- (tool-bar-add-item "help" (lambda ()
- (interactive)
- (popup-menu menu-bar-help-menu))
- 'help
- :help "Pop up the Help menu"))
- (setq tool-bar-setup t))))
+ ;; Help button on a tool bar is rather non-standard...
+ ;; (let ((tool-bar-map (default-value 'tool-bar-map)))
+ ;; (tool-bar-add-item "help" (lambda ()
+ ;; (interactive)
+ ;; (popup-menu menu-bar-help-menu))
+ ;; 'help
+ ;; :help "Pop up the Help menu"))
+)
+
+(if (featurep 'move-toolbar)
+ (defcustom tool-bar-position 'top
+ "Specify on which side the tool bar shall be.
+Possible values are `top' (tool bar on top), `bottom' (tool bar at bottom),
+`left' (tool bar on left) and `right' (tool bar on right).
+Customize `tool-bar-mode' if you want to show or hide the tool bar."
+ :version "24.1"
+ :type '(choice (const top)
+ (const bottom)
+ (const left)
+ (const right))
+ :group 'frames
+ :initialize 'custom-initialize-default
+ :set (lambda (sym val)
+ (set-default sym val)
+ (modify-all-frames-parameters
+ (list (cons 'tool-bar-position val))))))
(provide 'tool-bar)
-;; arch-tag: 15f30f0a-d0d7-4d50-bbb7-f48fd0c8582f
+
;;; tool-bar.el ends here