textfield的fieldLabel动态变化

1. Ext.onReady( function (){
2. new Ext.form.FormPanel({
3. renderTo:Ext.getBody(),
4. items:[ new Ext.form.TimeField({
5. id: 'time' ,
6. fieldLabel: 'Time' ,
7. name: 'time' ,
8. minValue: '8:00am' ,
9. maxValue: '6:00pm' ,
10. listeners:{
11. 'select' : function (combo,record,index){
12. var msg= "" ;
13. var a=combo.el.parent().parent().parent().first();
14. for ( var dd in a){
15. msg+=dd+ "" ;
16. }
17. a.dom.innerHTML=combo.getValue()+ ":" ;
18. }
20. }
21. })]
22. });
23. })