The Tor Browser / file revision

 // -*- Mode: javascript; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-

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

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

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

 this.EXPORTED_SYMBOLS = ["RemoteController"];

 const Ci = Components.interfaces;

 const Cc = Components.classes;

 const Cu = Components.utils;

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

 function RemoteController(browser)

 {

   this._browser = browser;

 }

 RemoteController.prototype = {

   QueryInterface: XPCOMUtils.generateQI([Ci.nsIController]),

   isCommandEnabled: function(aCommand) {

     // We can't synchronously ask content if a command is enabled,

     // so we always pretend is.

     // The right way forward would be to never use nsIController

     // to ask if something in content is enabled. Maybe even

     // by replacing the nsIController architecture by something else.

     // See bug 905768.

     return true;

   },

   supportsCommand: function(aCommand) {

     // Optimize the lookup a bit.

     if (!aCommand.startsWith("cmd_"))

       return false;

     // For now only support the commands used in "browser-context.inc"

     let commands = [

       "cmd_copyLink",

       "cmd_copyImage",

       "cmd_undo",

       "cmd_cut",

       "cmd_copy",

       "cmd_paste",

       "cmd_delete",

       "cmd_selectAll",

       "cmd_switchTextDirection"

     ];

     return commands.indexOf(aCommand) >= 0;

   },

   doCommand: function(aCommand) {

     this._browser.messageManager.sendAsyncMessage("ControllerCommands:Do", aCommand);

   },

   onEvent: function () {}

 };