@SuppressWarnings("unchecked")
public static final <E extends Enum<E>> RadioGroupField<E> fenumradio(final String name, final String propName,
final String labelText, final String helpText, final Class<E> type, final GridRenderer renderer) {
final RadioGroupField<E> f =
fradiogroup(name, propName, labelText, helpText, EnumToDataMapConverter.INSTANCE.convert(type), renderer);
f.addValidator(new EnumValidator(type));
return f;
}