Mercurial > hg > xemacs-beta
comparison lisp/prim/gui.el @ 0:376386a54a3c r19-14
Import from CVS: tag r19-14
| author | cvs |
|---|---|
| date | Mon, 13 Aug 2007 08:45:50 +0200 |
| parents | |
| children | 0293115a14e9 |
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| -1:000000000000 | 0:376386a54a3c |
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| 1 ;;; gui.el --- Basic GUI functions for XEmacs. | |
| 2 ;; Copyright (C) 1996 Ben Wing | |
| 3 | |
| 4 ;; This file is part of XEmacs. | |
| 5 | |
| 6 ;; XEmacs is free software; you can redistribute it and/or modify it | |
| 7 ;; under the terms of the GNU General Public License as published by | |
| 8 ;; the Free Software Foundation; either version 2, or (at your option) | |
| 9 ;; any later version. | |
| 10 | |
| 11 ;; XEmacs is distributed in the hope that it will be useful, but | |
| 12 ;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 ;; General Public License for more details. | |
| 15 | |
| 16 ;; You should have received a copy of the GNU General Public License | |
| 17 ;; along with XEmacs; see the file COPYING. If not, write to the Free | |
| 18 ;; Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
| 19 | |
| 20 (defvar dialog-frame-plist '(width 60 height 20) | |
| 21 "Plist of frame properties for initially creating a dialog frame. | |
| 22 Properties specified here supersede the values given in | |
| 23 `default-frame-plist'.") | |
| 24 | |
| 25 (defun make-dialog-frame (&optional props parent) | |
| 26 "Create a frame suitable for use as a dialog box. | |
| 27 The frame is made a child of PARENT (defaults to the selected frame), | |
| 28 and has additional properties PROPS, as well as `dialog-frame-plist'. | |
| 29 Normally it also has no modelines, menubars, or toolbars." | |
| 30 (or parent (setq parent (selected-frame))) | |
| 31 (let* ((ftop (frame-property parent 'top)) | |
| 32 (fleft (frame-property parent 'left)) | |
| 33 (fwidth (frame-pixel-width parent)) | |
| 34 (fheight (frame-pixel-height parent)) | |
| 35 (fonth (font-height (face-font 'default))) | |
| 36 (fontw (font-width (face-font 'default))) | |
| 37 (props (append props dialog-frame-plist)) | |
| 38 (dfheight (plist-get props 'height)) | |
| 39 (dfwidth (plist-get props 'width)) | |
| 40 ;; under FVWM at least, if I don't specify the initial position, | |
| 41 ;; it ends up always at (0, 0). xwininfo doesn't tell me | |
| 42 ;; that there are any program-specified position hints, so | |
| 43 ;; it must be an FVWM bug. So just be smashing and position | |
| 44 ;; in the center of the selected frame. | |
| 45 (frame (make-frame | |
| 46 (append props | |
| 47 `(popup ,parent initially-unmapped t | |
| 48 menubar-visible-p nil | |
| 49 has-modeline-p nil | |
| 50 default-toolbar-visible-p nil | |
| 51 modeline-shadow-thickness 0 | |
| 52 left ,(+ fleft (- (/ fwidth 2) | |
| 53 (/ (* dfwidth fontw) | |
| 54 2))) | |
| 55 top ,(+ ftop (- (/ fheight 2) | |
| 56 (/ (* dfheight fonth) | |
| 57 2)))))))) | |
| 58 (set-face-foreground 'modeline [default foreground] frame) | |
| 59 (set-face-background 'modeline [default background] frame) | |
| 60 (make-frame-visible frame) | |
| 61 frame)) | |
| 62 | |
| 63 (defvar gui-button-shadow-thickness 2) | |
| 64 | |
| 65 (defun gui-button-p (object) | |
| 66 "True if OBJECT is a GUI button." | |
| 67 (and (vectorp object) | |
| 68 (> (length object) 0) | |
| 69 (eq 'gui-button (aref object 0)))) | |
| 70 | |
| 71 (make-face 'gui-button-face "Face used for gui buttons") | |
| 72 (if (not (face-differs-from-default-p 'gui-button-face)) | |
| 73 (progn | |
| 74 (set-face-background 'gui-button-face "grey75") | |
| 75 (set-face-foreground 'gui-button-face "black"))) | |
| 76 | |
| 77 (defun make-gui-button (string &optional action user-data) | |
| 78 "Make a GUI button whose label is STRING and whose action is ACTION. | |
| 79 If the button is inserted in a buffer and then clicked on, and ACTION | |
| 80 is non-nil, ACTION will be called with one argument, USER-DATA." | |
| 81 (vector 'gui-button | |
| 82 (if (featurep 'xpm) | |
| 83 (xpm-button-create | |
| 84 string gui-button-shadow-thickness | |
| 85 (color-instance-name (face-foreground-instance 'gui-button-face)) | |
| 86 (color-instance-name (face-background-instance 'gui-button-face))) | |
| 87 (xbm-button-create string gui-button-shadow-thickness)) | |
| 88 action user-data)) | |
| 89 | |
| 90 (defun insert-gui-button (button &optional pos buffer) | |
| 91 "Insert GUI button BUTTON at POS in BUFFER." | |
| 92 (check-argument-type 'gui-button-p button) | |
| 93 (let ((annotation | |
| 94 (make-annotation (make-glyph (car (aref button 1))) | |
| 95 pos 'text buffer nil | |
| 96 (make-glyph (cadr (aref button 1))))) | |
| 97 (action (aref button 2))) | |
| 98 (and action | |
| 99 (progn | |
| 100 (set-annotation-action annotation action) | |
| 101 (set-annotation-data annotation (aref button 3)))))) |