监听dialog的取消按钮事件

function openPopup(evt){

var dialog = AdfPage.PAGE.findComponent('dlg2');

dialog.HandleEvent = function(event) {

if (event.getType() == AdfDialogEvent.EVENT_TYPE) {

event.propagatesToServer = function(){

return true;

}

}

}

AdfUIDialog.superclass.HandleEvent.call(this, event);

}