;;; gui.el --- Basic GUI functions for XEmacs.
;; Copyright (C) 1997 Free Software Foundation, Inc.
;; Copyright (C) 1996 Ben Wing
;; Maintainer: XEmacs Development Team
;; Keywords: 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
;; This file is dumped with XEmacs (when window system support is compiled in).
(defcustom dialog-frame-plist '(width 60 height 20)
"Plist of frame properties for initially creating a dialog frame.
Properties specified here supersede the values given in
(defun make-dialog-frame (&optional props parent)
"Create a frame suitable for use as a dialog box.
The frame is made a child of PARENT (defaults to the selected frame),
and has additional properties PROPS, as well as `dialog-frame-plist'.
Normally it also has no modelines, menubars, or toolbars."
(or parent (setq parent (selected-frame)))
(let* ((ftop (frame-property parent 'top))
(fleft (frame-property parent 'left))
(fwidth (frame-pixel-width parent))
(fheight (frame-pixel-height parent))
(fonth (font-height (face-font 'default)))
(fontw (font-width (face-font 'default)))
(props (append props dialog-frame-plist))
(dfheight (plist-get props 'height))
(dfwidth (plist-get props 'width))
;; under FVWM at least, if I don't specify the initial position,
;; it ends up always at (0, 0). xwininfo doesn't tell me
;; that there are any program-specified position hints, so
;; it must be an FVWM bug. So just be smashing and position
;; in the center of the selected frame.
`(popup ,parent initially-unmapped t
left ,(+ fleft (- (/ fwidth 2)
(/ (* dfwidth fontw)
top ,(+ ftop (- (/ fheight 2)
(/ (* dfheight fonth)
(set-face-foreground 'modeline [default foreground] frame)
(set-face-background 'modeline [default background] frame)
(defvar gui-button-shadow-thickness 2)
(defun gui-button-p (object)
"True if OBJECT is a GUI button."
(and (vectorp object)
(> (length object) 0)
(eq 'button (aref object 0))))
(make-face 'gui-button-face "Face used for gui buttons")
(if (not (face-differs-from-default-p 'gui-button-face))
(set-face-reverse-p 'gui-button-face t)
(set-face-background 'gui-button-face '(((x color) . "grey75")
((mswindows color) . "grey75")))
(set-face-foreground 'gui-button-face '(((x color) . "black")
((mswindows color) . "black")))))
(defun gui-button-action (instance action user-data)
(let ((domain (image-instance-domain instance)))
(with-current-buffer (if (windowp domain)
(window-buffer domain) nil)
(funcall action user-data))))
(defun make-gui-button (string &optional action user-data)
"Make a GUI button whose label is STRING and whose action is ACTION.
If the button is inserted in a buffer and then clicked on, and ACTION
is non-nil, ACTION will be called with one argument, USER-DATA.
When ACTION is called, the buffer containing the button is made current."
:callback-ex `(lambda (image-instance event)
(defun insert-gui-button (button &optional pos buffer)
"Insert GUI button BUTTON at POS in BUFFER."
(check-argument-type 'gui-button-p button)
(make-annotation (make-glyph button)
pos 'text buffer nil))
;;; gui.el ends here