48 lines
1.7 KiB
JavaScript
48 lines
1.7 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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function BrowserCLH() {}
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BrowserCLH.prototype = {
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/**
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* Register resource://android as the APK root.
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*
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* Consumers can access Android assets using resource://android/assets/FILENAME.
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*/
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setResourceSubstitutions: function () {
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let registry = Cc["@mozilla.org/chrome/chrome-registry;1"].getService(Ci["nsIChromeRegistry"]);
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// Like jar:jar:file:///data/app/org.mozilla.fennec-2.apk!/assets/omni.ja!/chrome/chrome/content/aboutHome.xhtml
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let url = registry.convertChromeURL(Services.io.newURI("chrome://browser/content/aboutHome.xhtml", null, null)).spec;
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// Like jar:file:///data/app/org.mozilla.fennec-2.apk!/
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url = url.substring(4, url.indexOf("!/") + 2);
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let protocolHandler = Services.io.getProtocolHandler("resource").QueryInterface(Ci.nsIResProtocolHandler);
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protocolHandler.setSubstitution("android", Services.io.newURI(url, null, null));
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},
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observe: function (subject, topic, data) {
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switch (topic) {
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case "app-startup":
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this.setResourceSubstitutions();
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break;
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}
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},
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// QI
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver]),
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// XPCOMUtils factory
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classID: Components.ID("{be623d20-d305-11de-8a39-0800200c9a66}")
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};
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var components = [ BrowserCLH ];
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this.NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
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