зеркало из https://github.com/mozilla/gecko-dev.git
59 строки
1.8 KiB
JavaScript
59 строки
1.8 KiB
JavaScript
// -*- indent-tabs-mode: nil; js-indent-level: 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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// A map of commands that have had their enabled/disabled state assigned. The
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// value of each key will be true if enabled, and false if disabled.
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this._supportedCommands = { };
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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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return this._supportedCommands[aCommand] || false;
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},
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supportsCommand: function(aCommand) {
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return aCommand in this._supportedCommands;
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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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// This is intended to be called from the remote-browser binding to update
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// the enabled and disabled commands.
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enableDisableCommands: function(aAction,
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aEnabledLength, aEnabledCommands,
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aDisabledLength, aDisabledCommands) {
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// Clear the list first
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this._supportedCommands = { };
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for (let c = 0; c < aEnabledLength; c++) {
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this._supportedCommands[aEnabledCommands[c]] = true;
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}
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for (let c = 0; c < aDisabledLength; c++) {
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this._supportedCommands[aDisabledCommands[c]] = false;
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}
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this._browser.ownerDocument.defaultView.updateCommands(aAction);
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}
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};
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