1
0
mirror of https://github.com/gorhill/uBlock.git synced 2024-11-09 12:22:33 +01:00
uBlock/platform/firefox/frameScript.js
2016-09-24 14:36:08 -04:00

63 lines
2.1 KiB
JavaScript

/*******************************************************************************
uBlock Origin - a browser extension to block requests.
Copyright (C) 2014-2016 The uBlock Origin authors
This program 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 3 of the License, or
(at your option) any later version.
This program 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 this program. If not, see {http://www.gnu.org/licenses/}.
Home: https://github.com/gorhill/uBlock
*/
/******************************************************************************/
// https://developer.mozilla.org/en-US/Firefox/Multiprocess_Firefox/Frame_script_environment
(function(context) {
'use strict';
if ( !context.docShell ) {
return;
}
let webProgress = context.docShell
.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsIWebProgress);
if ( !webProgress ) {
return;
}
// https://github.com/gorhill/uBlock/issues/1514
// Fix?
let domWindow = webProgress.DOMWindow;
if ( domWindow !== domWindow.top ) {
return;
}
let {LocationChangeListener} = Components.utils.import(
Components.stack.filename.replace('Script', 'Module'),
null
);
// https://github.com/gorhill/uBlock/issues/1444
// Apparently, on older versions of Firefox (31 and less), the same context
// is used for all frame scripts, hence we must use a unique variable name
// to ensure no collision.
context.ublock0LocationChangeListener = new LocationChangeListener(
context.docShell,
webProgress
);
})(this);
/******************************************************************************/