The Tor Browser: testing/modules/AppInfo.jsm@7e26c7da4463

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 "use strict";

     7 this.EXPORTED_SYMBOLS = [

     8   "getAppInfo",

     9   "updateAppInfo",

    10 ];

    13 const {interfaces: Ci, results: Cr, utils: Cu} = Components;

    15 Cu.import("resource://gre/modules/XPCOMUtils.jsm");

    17 let APP_INFO = {

    18   vendor: "Mozilla",

    19   name: "xpcshell",

    20   ID: "xpcshell@tests.mozilla.org",

    21   version: "1",

    22   appBuildID: "20121107",

    23   platformVersion: "p-ver",

    24   platformBuildID: "20121106",

    25   inSafeMode: false,

    26   logConsoleErrors: true,

    27   OS: "XPCShell",

    28   XPCOMABI: "noarch-spidermonkey",

    29   QueryInterface: XPCOMUtils.generateQI([Ci.nsIXULAppInfo, Ci.nsIXULRuntime]),

    30   invalidateCachesOnRestart: function() {},

    31 };

    34 /**

    35  * Obtain a reference to the current object used to define XULAppInfo.

    36  */

    37 this.getAppInfo = function () { return APP_INFO; }

    39 /**

    40  * Update the current application info.

    41  *

    42  * If the argument is defined, it will be the object used. Else, APP_INFO is

    43  * used.

    44  *

    45  * To change the current XULAppInfo, simply call this function. If there was

    46  * a previously registered app info object, it will be unloaded and replaced.

    47  */

    48 this.updateAppInfo = function (obj) {

    49   obj = obj || APP_INFO;

    50   APP_INFO = obj;

    52   let id = Components.ID("{fbfae60b-64a4-44ef-a911-08ceb70b9f31}");

    53   let cid = "@mozilla.org/xre/app-info;1";

    54   let registrar = Components.manager.QueryInterface(Ci.nsIComponentRegistrar);

    56   // Unregister an existing factory if one exists.

    57   try {

    58     let existing = Components.manager.getClassObjectByContractID(cid, Ci.nsIFactory);

    59     registrar.unregisterFactory(id, existing);

    60   } catch (ex) {}

    62   let factory = {

    63     createInstance: function (outer, iid) {

    64       if (outer != null) {

    65         throw Cr.NS_ERROR_NO_AGGREGATION;

    66       }

    68       return obj.QueryInterface(iid);

    69     },

    70   };

    72   registrar.registerFactory(id, "XULAppInfo", cid, factory);

    73 };

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