mirror of
https://github.com/gorhill/uBlock.git
synced 2024-11-10 09:07:54 +01:00
85 lines
2.7 KiB
JavaScript
85 lines
2.7 KiB
JavaScript
/*******************************************************************************
|
|
|
|
µBlock - a browser extension to block requests.
|
|
Copyright (C) 2014 The µBlock 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';
|
|
|
|
/******************************************************************************/
|
|
|
|
let {contentObserver, LocationChangeListener} = Components.utils.import(
|
|
Components.stack.filename.replace('Script', 'Module'),
|
|
null
|
|
);
|
|
|
|
let injectContentScripts = function(win) {
|
|
if ( !win || !win.document ) {
|
|
return;
|
|
}
|
|
|
|
contentObserver.observe(win.document);
|
|
|
|
if ( win.frames && win.frames.length ) {
|
|
let i = win.frames.length;
|
|
while ( i-- ) {
|
|
injectContentScripts(win.frames[i]);
|
|
}
|
|
}
|
|
};
|
|
|
|
let onLoadCompleted = function() {
|
|
context.removeMessageListener('ublock0-load-completed', onLoadCompleted);
|
|
injectContentScripts(context.content);
|
|
};
|
|
context.addMessageListener('ublock0-load-completed', onLoadCompleted);
|
|
|
|
let shutdown = function(ev) {
|
|
if ( ev.target !== context ) {
|
|
return;
|
|
}
|
|
context.removeMessageListener('ublock0-load-completed', onLoadCompleted);
|
|
context.removeEventListener('unload', shutdown);
|
|
context.locationChangeListener = null;
|
|
LocationChangeListener = null;
|
|
contentObserver = null;
|
|
};
|
|
context.addEventListener('unload', shutdown);
|
|
|
|
if ( context.docShell ) {
|
|
let Ci = Components.interfaces;
|
|
let wp = context.docShell.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
.getInterface(Ci.nsIWebProgress);
|
|
let dw = wp.DOMWindow;
|
|
|
|
if ( dw === dw.top ) {
|
|
context.locationChangeListener = new LocationChangeListener(context.docShell);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************/
|
|
|
|
})(this);
|
|
|
|
/******************************************************************************/
|