extjs 给文本框添加点击事件

this.Text = new Ext.form.TextField({
          fieldLabel: "名称",
          xtype: 'textfield',
          anchor: '90%',
          listeners: {
        	    render: function(p) {
        	    p.getEl().on('click', function(p){
        	        alert("hehe");
        	    });
        	}}
});