RetroZilla/xpfe/communicator/resources/content/askViewZoom.js

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2015-10-21 05:03:22 +02:00
/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is this file as it was released upon September 7, 2000.
*
* The Initial Developer of the Original Code is
* Peter Annema.
* Portions created by the Initial Developer are Copyright (C) 2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Peter Annema <disttsc@bart.nl> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
var dialog;
var args;
function onLoad() {
args = window.arguments[0];
args.zoomOK = false;
dialog = {};
dialog.OKButton = document.documentElement.getButton("accept");
dialog.input = document.getElementById("zoomValue");
dialog.input.value = args.value;
dialog.input.select();
dialog.input.focus();
moveToAlertPosition();
doEnabling();
}
function onAccept() {
var zoom = parseFloat(dialog.input.value);
if (!isNaN(zoom) && zoom >= args.zoomMin && zoom <= args.zoomMax) {
args.value = zoom;
args.zoomOK = true;
}
return args.zoomOK;
}
function doEnabling() {
var enable = false;
if (dialog.input.value) {
var zoom = parseFloat(dialog.input.value);
if (!isNaN(zoom) && zoom >= args.zoomMin && zoom <= args.zoomMax)
enable = true;
}
dialog.OKButton.disabled = !enable;
}