mirror of
https://github.com/gorhill/uMatrix.git
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73 lines
2.2 KiB
JavaScript
73 lines
2.2 KiB
JavaScript
/*******************************************************************************
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µBlock - a browser extension to block requests.
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Copyright (C) 2014 The µBlock authors
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see {http://www.gnu.org/licenses/}.
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Home: https://github.com/gorhill/uMatrix
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*/
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/******************************************************************************/
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var locationChangeListener; // Keep alive while frameScript is alive
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(function() {
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'use strict';
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/******************************************************************************/
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let {contentObserver, LocationChangeListener} = Components.utils.import(
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Components.stack.filename.replace('Script', 'Module'),
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null
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);
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let injectContentScripts = function(win) {
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if ( !win || !win.document ) {
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return;
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}
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contentObserver.observe(win.document);
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if ( win.frames && win.frames.length ) {
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let i = win.frames.length;
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while ( i-- ) {
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injectContentScripts(win.frames[i]);
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}
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}
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};
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let onLoadCompleted = function() {
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removeMessageListener('umatrix-load-completed', onLoadCompleted);
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injectContentScripts(content);
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};
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addMessageListener('umatrix-load-completed', onLoadCompleted);
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if ( docShell ) {
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let Ci = Components.interfaces;
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let wp = docShell.QueryInterface(Ci.nsIInterfaceRequestor).getInterface(Ci.nsIWebProgress);
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let dw = wp.DOMWindow;
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if ( dw === dw.top ) {
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locationChangeListener = new LocationChangeListener(docShell);
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}
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}
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/******************************************************************************/
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})();
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/******************************************************************************/
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