toolkit/modules/RemoteController.jsm

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/toolkit/modules/RemoteController.jsm	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,58 @@
     1.4 +// -*- Mode: javascript; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
     1.5 +// This Source Code Form is subject to the terms of the Mozilla Public
     1.6 +// License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 +// file, You can obtain one at http://mozilla.org/MPL/2.0/.
     1.8 +
     1.9 +this.EXPORTED_SYMBOLS = ["RemoteController"];
    1.10 +
    1.11 +const Ci = Components.interfaces;
    1.12 +const Cc = Components.classes;
    1.13 +const Cu = Components.utils;
    1.14 +
    1.15 +Cu.import("resource://gre/modules/XPCOMUtils.jsm");
    1.16 +
    1.17 +function RemoteController(browser)
    1.18 +{
    1.19 +  this._browser = browser;
    1.20 +}
    1.21 +
    1.22 +RemoteController.prototype = {
    1.23 +  QueryInterface: XPCOMUtils.generateQI([Ci.nsIController]),
    1.24 +
    1.25 +  isCommandEnabled: function(aCommand) {
    1.26 +    // We can't synchronously ask content if a command is enabled,
    1.27 +    // so we always pretend is.
    1.28 +    // The right way forward would be to never use nsIController
    1.29 +    // to ask if something in content is enabled. Maybe even
    1.30 +    // by replacing the nsIController architecture by something else.
    1.31 +    // See bug 905768.
    1.32 +    return true;
    1.33 +  },
    1.34 +
    1.35 +  supportsCommand: function(aCommand) {
    1.36 +    // Optimize the lookup a bit.
    1.37 +    if (!aCommand.startsWith("cmd_"))
    1.38 +      return false;
    1.39 +
    1.40 +    // For now only support the commands used in "browser-context.inc"
    1.41 +    let commands = [
    1.42 +      "cmd_copyLink",
    1.43 +      "cmd_copyImage",
    1.44 +      "cmd_undo",
    1.45 +      "cmd_cut",
    1.46 +      "cmd_copy",
    1.47 +      "cmd_paste",
    1.48 +      "cmd_delete",
    1.49 +      "cmd_selectAll",
    1.50 +      "cmd_switchTextDirection"
    1.51 +    ];
    1.52 +
    1.53 +    return commands.indexOf(aCommand) >= 0;
    1.54 +  },
    1.55 +
    1.56 +  doCommand: function(aCommand) {
    1.57 +    this._browser.messageManager.sendAsyncMessage("ControllerCommands:Do", aCommand);
    1.58 +  },
    1.59 +
    1.60 +  onEvent: function () {}
    1.61 +};

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