* configuration dialog stays open.
*/
@Override
public void saveData() {
TuneFactory rtf=TuneFactory.getRandomFactory();
rtf.holdEvents();
rtf.setBothHands(bothHandsCheck.isSelected());
rtf.setLowerBoundBass((Integer)lowerBoundBass.getValue());
rtf.setUpperBoundBass((Integer)upperBoundBass.getValue());
rtf.setLowerBoundTreble((Integer)lowerBoundTreble.getValue());
rtf.setUpperBoundTreble((Integer)upperBoundTreble.getValue());