vn );
//Show the sub-field selector is there are applicable sub-fields
if ( hasApplicableFields( fields ) ) {
Button sub = new Button( Constants.INSTANCE.ShowSubFields() );
popup.addAttribute( Constants.INSTANCE.ApplyAConstraintToASubFieldOf0( con.getFieldName() ),
sub );
sub.addClickHandler( new ClickHandler() {
public void onClick( ClickEvent event ) {
popup.hide();
popupCreator.showPatternPopup( w,