--- /dev/null
+;;; toolbar.el --- Toolbar support for XEmacs
+
+;; Copyright (C) 1995, 1997 Free Software Foundation, Inc.
+
+;; Maintainer: XEmacs Development Team
+;; Keywords: extensions, internal, dumped
+
+;; This file is part of XEmacs.
+
+;; XEmacs 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.
+
+;; XEmacs 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 XEmacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
+
+;;; Synched up with: Not in FSF.
+
+;;; Commentary:
+
+;; This file is dumped with XEmacs (when toolbar support is compiled in).
+
+;;; Code:
+
+(defcustom toolbar-visible-p ;; added for the options menu - dverna apr. 98
+ (specifier-instance default-toolbar-visible-p)
+ "Whether the default toolbar is globally visible.
+This option can be customized through the options menu."
+ :group 'display
+ :type 'boolean
+ :set #'(lambda (var val)
+ (set-specifier default-toolbar-visible-p val)
+ (setq toolbar-visible-p val))
+ )
+
+(defcustom toolbar-captioned-p ;; added for the options menu - dverna apr. 98
+ (specifier-instance toolbar-buttons-captioned-p)
+ "Whether the toolbars buttons are globally captioned.
+This option can be customized through the options menu."
+ :group 'display
+ :type 'boolean
+ :set #'(lambda (var val)
+ (set-specifier toolbar-buttons-captioned-p val)
+ (setq toolbar-captioned-p val))
+ )
+
+(defcustom default-toolbar-position ;; added for the options menu - dverna
+ (default-toolbar-position)
+ "The location of the default toolbar.
+It can be 'top, 'bottom, 'left or 'right. This option can be
+customized through the options menu."
+ :group 'display
+ :type '(choice (const :tag "top" top)
+ (const :tag "bottom" bottom)
+ (const :tag "left" left)
+ (const :tag "right" right))
+ :set #'(lambda (var val)
+ (set-default-toolbar-position val)
+ (setq default-toolbar-position val))
+ )
+
+(defvar toolbar-help-enabled t
+ "If non-nil help is echoed for toolbar buttons.")
+
+(defvar toolbar-icon-directory nil
+ "Location of standard toolbar icon bitmaps, with trailing path separator.")
+
+(defun toolbar-make-button-list (up &optional down disabled cap-up cap-down cap-disabled)
+ "Call make-glyph on each arg and return a list of the results."
+ (let ((up-glyph (make-glyph up))
+ (down-glyph (and down (make-glyph down)))
+ (disabled-glyph (and disabled (make-glyph disabled)))
+ (cap-up-glyph (and cap-up (make-glyph cap-up)))
+ (cap-down-glyph (and cap-down (make-glyph cap-down)))
+ (cap-disabled-glyph (and cap-disabled (make-glyph cap-disabled))))
+ (if cap-disabled
+ (list up-glyph down-glyph disabled-glyph
+ cap-up-glyph cap-down-glyph cap-disabled-glyph)
+ (if cap-down
+ (list up-glyph down-glyph disabled-glyph
+ cap-up-glyph cap-down-glyph)
+ (if cap-up
+ (list up-glyph down-glyph disabled-glyph cap-up-glyph)
+ (if disabled-glyph
+ (list up-glyph down-glyph disabled-glyph)
+ (if down-glyph
+ (list up-glyph down-glyph)
+ (list up-glyph))))))))
+
+(defun init-toolbar-location ()
+ (if (not toolbar-icon-directory)
+ (let ((name (locate-data-directory "toolbar")))
+ (if name
+ (setq toolbar-icon-directory
+ (file-name-as-directory name))))))
+
+(defun init-toolbar-from-resources (locale)
+ (if (and (featurep 'x)
+ (not (featurep 'infodock))
+ (or (eq locale 'global)
+ (eq 'x (device-or-frame-type locale))))
+ (x-init-toolbar-from-resources locale)))
+
+\f
+;; #### Is this actually needed or will the code in
+;; default-mouse-motion-handler suffice?
+(define-key global-map 'button1up 'release-toolbar-button)
+
+(defvar toolbar-map (let ((m (make-sparse-keymap)))
+ (set-keymap-name m 'toolbar-map)
+ m)
+ "Keymap consulted for mouse-clicks over a toolbar.")
+
+(define-key toolbar-map 'button1 'press-toolbar-button)
+(define-key toolbar-map 'button1up 'release-and-activate-toolbar-button)
+(defvar last-pressed-toolbar-button nil)
+(defvar toolbar-active nil)
+
+(defvar toolbar-blank-press-function nil
+ "Function to call if a blank area of the toolbar is pressed.")
+
+;;
+;; It really sucks that we also have to tie onto
+;; default-mouse-motion-handler to make sliding buttons work right.
+;;
+(defun press-toolbar-button (event)
+ "Press a toolbar button. This only changes its appearance.
+Call function stored in `toolbar-blank-press-function,' if any, with EVENT as
+an argument if press is over a blank area of the toolbar."
+ (interactive "_e")
+ (setq this-command last-command)
+ (let ((button (event-toolbar-button event)))
+ ;; We silently ignore non-buttons. This most likely means we are
+ ;; over a blank part of the toolbar.
+ (setq toolbar-active t)
+ (if (toolbar-button-p button)
+ (progn
+ (set-toolbar-button-down-flag button t)
+ (setq last-pressed-toolbar-button button))
+ ;; Added by Bob Weiner, Motorola Inc., 10/6/95, to handle
+ ;; presses on blank portions of toolbars.
+ (when (functionp toolbar-blank-press-function)
+ (funcall toolbar-blank-press-function event)))))
+
+(defun release-and-activate-toolbar-button (event)
+ "Release a toolbar button and activate its callback.
+Call function stored in `toolbar-blank-release-function,' if any, with EVENT
+as an argument if release is over a blank area of the toolbar."
+ (interactive "_e")
+ (or (button-release-event-p event)
+ (error "%s must be invoked by a mouse-release" this-command))
+ (release-toolbar-button event)
+ (let ((button (event-toolbar-button event)))
+ (if (and (toolbar-button-p button)
+ (toolbar-button-enabled-p button)
+ (toolbar-button-callback button))
+ (let ((callback (toolbar-button-callback button)))
+ (setq this-command callback)
+ ;; Handle arbitrary functions.
+ (if (functionp callback)
+ (if (commandp callback)
+ (call-interactively callback)
+ (funcall callback))
+ (eval callback))))))
+
+;; If current is not t, then only release the toolbar button stored in
+;; last-pressed-toolbar-button
+(defun release-toolbar-button-internal (event current)
+ (let ((button (event-toolbar-button event)))
+ (setq zmacs-region-stays t)
+ (if (and last-pressed-toolbar-button
+ (not (eq last-pressed-toolbar-button button))
+ (toolbar-button-p last-pressed-toolbar-button))
+ (progn
+ (set-toolbar-button-down-flag last-pressed-toolbar-button nil)
+ (setq last-pressed-toolbar-button nil)))
+ (if (and current (toolbar-button-p button))
+ (set-toolbar-button-down-flag button nil))))
+
+(defun release-toolbar-button (event)
+ "Release all pressed toolbar buttons."
+ (interactive "_e")
+ (or (button-release-event-p event)
+ (error "%s must be invoked by a mouse-release" this-command))
+ (release-toolbar-button-internal event t)
+ ;; Don't set this-command if we're being called
+ ;; from release-and-activate-toolbar-button.
+ (if (interactive-p)
+ (setq this-command last-command))
+ (setq toolbar-active nil))
+
+(defun release-previous-toolbar-button (event)
+ (setq zmacs-region-stays t)
+ (release-toolbar-button-internal event nil))
+
+(defun make-toolbar-specifier (spec-list)
+ "Return a new `toolbar' specifier object with the given specification list.
+SPEC-LIST can be a list of specifications (each of which is a cons of a
+locale and a list of instantiators), a single instantiator, or a list
+of instantiators. See `make-specifier' for more information about
+specifiers.
+
+Toolbar specifiers are used to specify the format of a toolbar.
+The values of the variables `default-toolbar', `top-toolbar',
+`left-toolbar', `right-toolbar', and `bottom-toolbar' are always
+toolbar specifiers.
+
+Valid toolbar instantiators are called \"toolbar descriptors\"
+and are lists of vectors. See `default-toolbar' for a description
+of the exact format."
+ (make-specifier-and-init 'toolbar spec-list))
+
+;;; toolbar.el ends here