ADF 11G : How to show the Processing state using Java Script?

ADF 11G : How to show the Processing state using Java Script?









Java Scripts
 function enforcePreventUserInput(evt){
        var popup = AdfPage.PAGE.findComponentByAbsoluteId('p1');
        if (popup != null){
                AdfPage.PAGE.addBusyStateListener(popup,handleBusyState);
                evt.preventUserInput();
                        }
                }

    function handleBusyState(evt){
    var popup = AdfPage.PAGE.findComponentByAbsoluteId('p1');  //P1 is the popupId. which have images.
    if(popup!=null){
        if (evt.isBusy()){
            popup.show();
            }
        else{
            popup.hide();
            AdfPage.PAGE.removeBusyStateListener(popup, handleBusyState);
            }
        }
    }


Command button code






Code for popup: