mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-08-29 17:10:46 +02:00
170 lines
6.5 KiB
JavaScript
170 lines
6.5 KiB
JavaScript
/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* ***** 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.org code.
|
|
*
|
|
* 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):
|
|
* Alec Flett <alecf@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 ***** */
|
|
|
|
const mediatorContractId = "@mozilla.org/appshell/window-mediator;1";
|
|
const nsIWebBrowserChrome = Components.interfaces.nsIWebBrowserChrome;
|
|
|
|
function nsBrowserContentListener(toplevelWindow, contentWindow)
|
|
{
|
|
// this one is not as easy as you would hope.
|
|
// need to convert toplevelWindow to an XPConnected object, instead
|
|
// of a DOM-based object, to be able to QI() it to nsIXULWindow
|
|
|
|
this.init(toplevelWindow, contentWindow);
|
|
}
|
|
|
|
/* implements nsIURIContentListener */
|
|
|
|
nsBrowserContentListener.prototype =
|
|
{
|
|
init: function(toplevelWindow, contentWindow)
|
|
{
|
|
this.toplevelWindow = toplevelWindow;
|
|
this.contentWindow = contentWindow;
|
|
|
|
// hook up the whole parent chain thing
|
|
var windowDocShell = this.convertWindowToDocShell(toplevelWindow);
|
|
if (windowDocShell) {
|
|
windowDocshell
|
|
.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
|
|
.getInterface(Components.interfaces.nsIURIContentListener)
|
|
.parentContentListener = this;
|
|
}
|
|
|
|
var registerWindow = false;
|
|
try {
|
|
var treeItem = contentWindow.docShell.QueryInterface(Components.interfaces.nsIDocShellTreeItem);
|
|
var treeOwner = treeItem.treeOwner;
|
|
var interfaceRequestor = treeOwner.QueryInterface(Components.interfaces.nsIInterfaceRequestor);
|
|
var webBrowserChrome = interfaceRequestor.getInterface(nsIWebBrowserChrome);
|
|
if (webBrowserChrome)
|
|
{
|
|
var chromeFlags = webBrowserChrome.chromeFlags;
|
|
var res = chromeFlags & nsIWebBrowserChrome.CHROME_ALL;
|
|
var res2 = chromeFlags & nsIWebBrowserChrome.CHROME_DEFAULT;
|
|
if ( res == nsIWebBrowserChrome.CHROME_ALL || res2 == nsIWebBrowserChrome.CHROME_DEFAULT)
|
|
{
|
|
registerWindow = true;
|
|
}
|
|
}
|
|
} catch (ex) {}
|
|
|
|
// register ourselves
|
|
if (registerWindow)
|
|
{
|
|
var uriLoader = Components.classes["@mozilla.org/uriloader;1"].getService(Components.interfaces.nsIURILoader);
|
|
uriLoader.registerContentListener(this);
|
|
}
|
|
},
|
|
close: function()
|
|
{
|
|
this.contentWindow = null;
|
|
var uriLoader = Components.classes["@mozilla.org/uriloader;1"].getService(Components.interfaces.nsIURILoader);
|
|
|
|
uriLoader.unRegisterContentListener(this);
|
|
},
|
|
QueryInterface: function(iid)
|
|
{
|
|
if (iid.equals(Components.interfaces.nsIURIContentListener) ||
|
|
iid.equals(Components.interfaces.nsISupportsWeakReference) ||
|
|
iid.equals(Components.interfaces.nsISupports))
|
|
return this;
|
|
|
|
Components.returnCode = Components.results.NS_ERROR_NO_INTERFACE;
|
|
return null;
|
|
},
|
|
onStartURIOpen: function(uri)
|
|
{
|
|
// ignore and don't abort
|
|
return false;
|
|
},
|
|
|
|
doContent: function(contentType, isContentPreferred, request, contentHandler)
|
|
{
|
|
// forward the doContent to our content area webshell
|
|
var docShell = this.contentWindow.docShell;
|
|
var contentListener;
|
|
try {
|
|
contentListener =
|
|
docShell.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
|
|
.getInterface(Components.interfaces.nsIURIContentListener);
|
|
} catch (ex) {
|
|
dump(ex);
|
|
}
|
|
|
|
if (!contentListener) return false;
|
|
|
|
return contentListener.doContent(contentType, isContentPreferred, request, contentHandler);
|
|
|
|
},
|
|
|
|
isPreferred: function(contentType, desiredContentType)
|
|
{
|
|
try {
|
|
var webNavInfo =
|
|
Components.classes["@mozilla.org/webnavigation-info;1"]
|
|
.getService(Components.interfaces.nsIWebNavigationInfo);
|
|
return webNavInfo.isTypeSupported(contentType, null);
|
|
} catch (e) {
|
|
// XXX propagate failures other than "NS_ERROR_NOT_AVAILABLE"?
|
|
// This seems to never get called, so not like it matters....
|
|
return false;
|
|
}
|
|
},
|
|
canHandleContent: function(contentType, isContentPreferred, desiredContentType)
|
|
{
|
|
var docShell = this.contentWindow.docShell;
|
|
var contentListener;
|
|
try {
|
|
contentListener =
|
|
docShell.QueryInterface(Components.interfaces.nsIInterfaceRequestor).getInterface(Components.interfaces.nsIURIContentListener);
|
|
} catch (ex) {
|
|
dump(ex);
|
|
}
|
|
if (!contentListener) return false;
|
|
|
|
return contentListener.canHandleContent(contentType, isContentPreferred, desiredContentType);
|
|
},
|
|
convertWindowToDocShell: function(win) {
|
|
// don't know how to do this
|
|
return null;
|
|
},
|
|
loadCookie: null,
|
|
parentContentListener: null
|
|
}
|