зеркало из https://github.com/mozilla/gecko-dev.git
59 строки
1.6 KiB
JavaScript
59 строки
1.6 KiB
JavaScript
// -*- Mode: javascript; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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// 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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this.EXPORTED_SYMBOLS = ["RemoteController"];
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const Ci = Components.interfaces;
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const Cc = Components.classes;
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const Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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function RemoteController(browser)
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{
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this._browser = browser;
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}
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RemoteController.prototype = {
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIController]),
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isCommandEnabled: function(aCommand) {
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// We can't synchronously ask content if a command is enabled,
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// so we always pretend is.
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// The right way forward would be to never use nsIController
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// to ask if something in content is enabled. Maybe even
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// by replacing the nsIController architecture by something else.
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// See bug 905768.
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return true;
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},
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supportsCommand: function(aCommand) {
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// Optimize the lookup a bit.
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if (!aCommand.startsWith("cmd_"))
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return false;
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// For now only support the commands used in "browser-context.inc"
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let commands = [
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"cmd_copyLink",
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"cmd_copyImage",
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"cmd_undo",
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"cmd_cut",
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"cmd_copy",
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"cmd_paste",
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"cmd_delete",
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"cmd_selectAll",
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"cmd_switchTextDirection"
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];
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return commands.indexOf(aCommand) >= 0;
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},
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doCommand: function(aCommand) {
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this._browser.messageManager.sendAsyncMessage("ControllerCommands:Do", aCommand);
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},
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onEvent: function () {}
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};
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