/** * @class Ext.menu.DateMenu * @extends Ext.menu.Menu * A menu containing a {@link Ext.menu.DateItem} component (which provides a date picker). * @constructor * Creates a new DateMenu * @param {Object} config Configuration options */Ext.menu.DateMenu = function(config){    Ext.menu.DateMenu.superclass.constructor.call(this, config);    this.plain = true;    var di = new Ext.menu.DateItem(config);    this.add(di);    /**     * The {@link Ext.DatePicker} instance for this DateMenu     * @type DatePicker     */    this.picker = di.picker;    /**     * @event select     * @param {DatePicker} picker     * @param {Date} date     */    this.relayEvents(di, ["select"]);    this.on('beforeshow', function(){        if(this.picker){            this.picker.hideMonthPicker(true);        }    }, this);};Ext.extend(Ext.menu.DateMenu, Ext.menu.Menu, {    cls:'x-date-menu'});