title: How to get form on toolbar in gridpanel Extjs
body: <p>I have tbar in grid panel. My example code like </p>
  
  <pre><code>    tbar:[
              {
                  xtype: 'form',
                  items: [{
                      xtype: 'filefield',
                      name: 'filefor',
                      labelWidth: 50,
                      allowBlank: false,
                      buttonConfig: {
                          text: 'up...'
                      }
                  }]
              }
              ,{
                  text: 'add',
                  handler:function(){
                          var form = this.up('form').getForm(); // not working
                          form.submit({}); // not working
                  }
               }
     ]
  </code></pre>
  
  <p>I can't get my form to submit. How can i do that thanks so much :).</p>