title: how to hide view in sencha extjs
body: <p>I want to hide a view in sencha ext js. I tried  hide() but not working. Here is my view configed: </p>
  
  <pre><code>Ext.define('MobileUnity.view.popup.SettingMenuPop', {
  
      extend: 'Ext.Container',
      xtype: 'settingmenupop',
      requires: [
          'Ext.Panel'
      ],
  
      config: {
  
          left: 0,
          top: 0,
          modal: true,
          hideOnMaskTap: true,
          hidden: true,
          cls: 'settingPopPosition',
          showAnimation: {type:'slide',direction:'left'},
          hideAnimation: {type:'slideOut',direction:'right'}
  })
  </code></pre>
  
  <p>I use it for pop up view, but I dont know how to hide it in my controller. 
  Any ideas regarding to this matter. </p>