public HandlerRegistration addSelectionHandler( final SelectionHandler<PartDefinition> handler ) {
return addHandler( handler, SelectionEvent.getType() );
}
public UberTabPanel() {
tabPanel = new TabPanel( ABOVE ) {{
addShownHandler( new ShownEvent.Handler() {
@Override
public void onShow( final ShownEvent e ) {
if ( e.getRelatedTarget() != null ) {