RetroZilla/xpfe/global/resources/content/printPreviewProgress.js

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2015-10-21 05:03:22 +02:00
/* -*- Mode: C; tab-width: 4; 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 Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Rod Spears <rods@netscape.com>
*
* 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 ***** */
// dialog is just an array we'll use to store various properties from the dialog document...
var dialog;
// the printProgress is a nsIPrintProgress object
var printProgress = null;
// random global variables...
var targetFile;
var progressParams = null;
// all progress notifications are done through the nsIWebProgressListener implementation...
var progressListener = {
onStateChange: function(aWebProgress, aRequest, aStateFlags, aStatus)
{
if (aStateFlags & Components.interfaces.nsIWebProgressListener.STATE_STOP)
{
window.close();
}
},
onProgressChange: function(aWebProgress, aRequest, aCurSelfProgress, aMaxSelfProgress, aCurTotalProgress, aMaxTotalProgress)
{
if (progressParams)
{
dialog.title.crop = progressParams.docTitle ? "end" : "center";
dialog.title.value = progressParams.docTitle || progressParams.docURL;
}
},
onLocationChange: function(aWebProgress, aRequest, aLocation)
{
// we can ignore this notification
},
onStatusChange: function(aWebProgress, aRequest, aStatus, aMessage)
{
if (aMessage != "")
dialog.title.setAttribute("value", aMessage);
},
onSecurityChange: function(aWebProgress, aRequest, state)
{
// we can ignore this notification
},
QueryInterface : function(iid)
{
if (iid.equals(Components.interfaces.nsIWebProgressListener) ||
iid.equals(Components.interfaces.nsISupportsWeakReference) ||
iid.equals(Components.interfaces.nsISupports))
return this;
throw Components.results.NS_NOINTERFACE;
}
};
function onLoad() {
// Set global variables.
printProgress = window.arguments[0];
if ( !printProgress ) {
dump( "Invalid argument to printPreviewProgress.xul\n" );
window.close()
return;
}
dialog = new Object;
dialog.strings = new Array;
dialog.title = document.getElementById("dialog.title");
dialog.titleLabel = document.getElementById("dialog.titleLabel");
if (window.arguments[1]) {
progressParams = window.arguments[1].QueryInterface(Components.interfaces.nsIPrintProgressParams)
if (progressParams) {
dialog.title.crop = progressParams.docTitle ? "end" : "center";
dialog.title.value = progressParams.docTitle || progressParams.docURL;
}
}
// set our web progress listener on the helper app launcher
printProgress.registerListener(progressListener);
moveToAlertPosition();
//We need to delay the set title else dom will overwrite it
window.setTimeout(doneIniting, 100);
}
function onUnload()
{
if (printProgress)
{
try
{
printProgress.unregisterListener(progressListener);
printProgress = null;
}
catch( exception ) {}
}
}
function getString( stringId ) {
// Check if we've fetched this string already.
if (!(stringId in dialog.strings)) {
// Try to get it.
var elem = document.getElementById( "dialog.strings."+stringId );
try {
if ( elem
&&
elem.childNodes
&&
elem.childNodes[0]
&&
elem.childNodes[0].nodeValue ) {
dialog.strings[ stringId ] = elem.childNodes[0].nodeValue;
} else {
// If unable to fetch string, use an empty string.
dialog.strings[ stringId ] = "";
}
} catch (e) { dialog.strings[ stringId ] = ""; }
}
return dialog.strings[ stringId ];
}
// If the user presses cancel, tell the app launcher and close the dialog...
function onCancel ()
{
// Cancel app launcher.
try
{
printProgress.processCanceledByUser = true;
}
catch( exception ) {return true;}
// don't Close up dialog by returning false, the backend will close the dialog when everything will be aborted.
return false;
}
function doneIniting()
{
// called by function timeout in onLoad
printProgress.doneIniting();
}