/*************************************************************
*
* Copyright (c) 2015-2016 The MathJax Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @fileoverview Interface specification for menu entries that have content and
* that are navigatable.
*
* @author volker.sorge@gmail.com (Volker Sorge)
*/
/**
* @interface
* @extends {Entry}
* @extends {Element}
*/
Item = function() {}
/**
* @return {string} The content message of this item.
*/
Item.prototype.getContent = function() {};
/**
* @return {string} The id of this item.
*/
Item.prototype.getId = function() {};
/**
* Pressing the menu item.
*/
Item.prototype.press = function() {};
/**
* Setting focus to the menu item.
*/
Item.prototype.focus = function() {};
/**
* Unfocusing the menu item.
*/
Item.prototype.unfocus = function() {};
/**
* Disable item by greying it out.
*/
Item.prototype.disable = function() {};
/**
* Enable item.
*/
Item.prototype.enable = function() {};